2017-12-31 Jakub Jelinek PR target/83536 * config/i386/i386.c (ix86_attribute_table): Remove excess initializer for "shared" attribute. 2017-12-30 Tom de Vries PR libgomp/83046 * omp-expand.c (expand_omp_target): If in_lto_p, mark offload_funcs with DECL_PRESERVE_P. * lto-streamer-out.c (prune_offload_funcs): New function. Remove offload_funcs entries that no longer have a corresponding cgraph_node. Mark the remaining ones as DECL_PRESERVE_P. (output_lto): Call prune_offload_funcs. 2017-12-30 Jakub Jelinek * config/i386/sse.md (vgf2p8affineinvqb_, vgf2p8affineqb_, vgf2p8mulb_, vpshrd_, vpshld_, vpshrdv_, vpshrdv__mask, vpshrdv__maskz, vpshrdv__maskz_1, vpshldv_, vpshldv__mask, vpshldv__maskz, vpshldv__maskz_1, vpdpbusd_, vpdpbusd__mask, vpdpbusd__maskz, vpdpbusd__maskz_1, vpdpbusds_, vpdpbusds__mask, vpdpbusds__maskz, vpdpbusds__maskz_1, vpdpwssd_, vpdpwssd__mask, vpdpwssd__maskz, vpdpwssd__maskz_1, vpdpwssds_, vpdpwssds__mask, vpdpwssds__maskz, vpdpwssds__maskz_1, vaesdec_, vaesdeclast_, vaesenc_, vpclmulqdq_, avx512vl_vpshufbitqmb): Formatting fixes. 2017-12-28 Michael Meissner * builtins.def: (_Float and _FloatX BUILT_IN_CEIL): Add _Float and _FloatX variants for rounding built-in functions. (_Float and _FloatX BUILT_IN_FLOOR): Likewise. (_Float and _FloatX BUILT_IN_NEARBYINT): Likewise. (_Float and _FloatX BUILT_IN_RINT): Likewise. (_Float and _FloatX BUILT_IN_ROUND): Likewise. (_Float and _FloatX BUILT_IN_TRUNC): Likewise. * builtins.c (mathfn_built_in_2): Likewise. * internal-fn.def (CEIL): Likewise. (FLOOR): Likewise. (NEARBYINT): Likewise. (RINT): Likewise. (ROUND): Likewise. (TRUNC): Likewise. * convert.c (convert_to_integer_1): Likewise. * fold-const.c (tree_call_nonnegative_warnv_p): Likewise. (integer_valued_real_call_p): Likewise. * fold-const-call.c (fold_const_call_ss): Likewise. * gencfn-macros.c (print_case_cfn): Change CFN and operator printers to take a const char * suffix instead of a bool. (print_define_operator_list): Likewise. (fltall_suffixes): New list of suffixes, that include the traditional suffixes as well as all of the _Float and _FloatX suffixes. (main): For _Float and _FloatX functions, emit both _FN and _ALL variants. The _FN variant only has the _Float and _FloatX case names or operators. The _ALL variant has both the traditional and the _Float/_FloatX case names or operators. * match.pd (COPYSIGN optimizations): Provide optimizations for _Float and _FloatX types where possible. (MIN/MAX optimizations): Likewise. (sqrt optimizations): Likewise. (rounding optimizations): Likewise. 2017-12-28 Richard Sandiford * config/powerpcspe/powerpcspe.md (ieee_128bit_negative_zero): Use gen_int_mode rather than GEN_INT. * config/rs6000/rs6000.md (ieee_128bit_negative_zero): Likewise. 2017-12-28 Richard Sandiford * emit-rtl.c (gen_const_vec_series): Use valid_for_const_vector_p instead of CONSTANT_P. (gen_vec_series): Likewise. * simplify-rtx.c (simplify_binary_operation_1): Likewise. 2017-12-28 Andreas Schwab * config/m68k/m68k.md (ashrdi3_const1, lshrdi3_const1): Add CC_STATUS_INIT. 2017-12-27 Kugan Vivekanandarajah * config/aarch64/aarch64-simd.md (aarch64_ld1x2): New. (aarch64_ld1x2): Likewise. (aarch64_simd_ld1_x2): Likewise. (aarch64_simd_ld1_x2): Likewise. * config/aarch64/arm_neon.h (vld1_u8_x2): New. (vld1_s8_x2): Likewise. (vld1_u16_x2): Likewise. (vld1_s16_x2): Likewise. (vld1_u32_x2): Likewise. (vld1_s32_x2): Likewise. (vld1_u64_x2): Likewise. (vld1_s64_x2): Likewise. (vld1_f16_x2): Likewise. (vld1_f32_x2): Likewise. (vld1_f64_x2): Likewise. (vld1_p8_x2): Likewise. (vld1_p16_x2): Likewise. (vld1_p64_x2): Likewise. (vld1q_u8_x2): Likewise. (vld1q_s8_x2): Likewise. (vld1q_u16_x2): Likewise. (vld1q_s16_x2): Likewise. (vld1q_u32_x2): Likewise. (vld1q_s32_x2): Likewise. (vld1q_u64_x2): Likewise. (vld1q_s64_x2): Likewise. (vld1q_f16_x2): Likewise. (vld1q_f32_x2): Likewise. (vld1q_f64_x2): Likewise. (vld1q_p8_x2): Likewise. (vld1q_p16_x2): Likewise. (vld1q_p64_x2): Likewise. 2017-12-27 Martin Liska PR tree-optimization/83552 * tree-ssa-strlen.c (fold_strstr_to_strncmp): Assign result of get_string_lenth to a SSA_NAME if not a GIMPLE value. 2017-12-27 Tom de Vries * config/nvptx/nvptx.c (nvptx_option_override): Disable -gstatement-frontiers. 2017-12-26 Alexander Monakov PR rtl-optimization/83513 * sel-sched.c (sel_rank_for_schedule): Order by non-zero usefulness before priority comparison. 2017-12-25 Jakub Jelinek PR target/83488 * config/i386/i386.opt (-mavx512vpopcntdq, -mmavx512bitalg): Move from ix86_isa_flags2 to ix86_isa_flags. * config/i386/i386-c.c (ix86_target_macros_internal): Test OPTION_MASK_ISA_AVX512BITALG and OPTION_MASK_ISA_AVX512VPOPCNTDQ in isa_flags rather than isa_flags2. * config/i386/i386.c (ix86_target_string): Move -mavx512vpopcntdq and -mavx512bitalg from isa2_opts to isa_opts. (ix86_option_override_internal): Test OPTION_MASK_ISA_AVX512VPOPCNTDQ in x_ix86_isa_flags_explicit rather than x_ix86_isa_flags2_explicit and set it in x_ix86_isa_flags rather than x_ix86_isa_flags2. Formatting fixes. (def_builtin): Treat OPTION_MASK_ISA_AVX512BW or OPTION_MASK_ISA_AVX512F ored with another option similarly to OPTION_MASK_ISA_AVX512VL. Even for OPTION_MASK_ISA_AVX512VL don't clear it if mask is just OPTION_MASK_ISA_AVX512VL itself. (ix86_expand_builtin): Don't handle OPTION_MASK_ISA_GFNI and OPTION_MASK_ISA_VPCLMULQDQ specially, instead handle OPTION_MASK_ISA_AVX512BW and OPTION_MASK_ISA_AVX512F that way. * config/i386/i386-builtin.def: Move AVX512VPOPCNTDQ and AVX512BITALG builtins from bdesc_args2 to bdesc_args section. (__builtin_ia32_compressstoreuqi512_mask, __builtin_ia32_compressstoreuhi512_mask, __builtin_ia32_compressstoreuqi256_mask, __builtin_ia32_expandloadqi512_mask, __builtin_ia32_expandloadqi512_maskz, __builtin_ia32_expandloadhi512_mask, __builtin_ia32_expandloadhi512_maskz, __builtin_ia32_compressqi512_mask, __builtin_ia32_compresshi512_mask, __builtin_ia32_compressqi256_mask, __builtin_ia32_expandqi512_mask, __builtin_ia32_expandqi512_maskz, __builtin_ia32_expandhi512_mask, __builtin_ia32_expandhi512_maskz, __builtin_ia32_expandqi256_mask, __builtin_ia32_expandqi256_maskz, __builtin_ia32_vpshrd_v32hi_mask, __builtin_ia32_vpshld_v32hi_mask, __builtin_ia32_vpshrdv_v32hi_mask, __builtin_ia32_vpshrdv_v32hi_maskz, __builtin_ia32_vpshldv_v32hi_mask, __builtin_ia32_vpshldv_v32hi_maskz, __builtin_ia32_vpopcountb_v64qi_mask, __builtin_ia32_vpopcountw_v32hi_mask, __builtin_ia32_vpshufbitqmb512_mask, __builtin_ia32_vpshufbitqmb256_mask): Add " | OPTION_MASK_ISA_AVX512BW". (__builtin_ia32_expandloadqi256_mask, __builtin_ia32_expandloadqi256_maskz, __builtin_ia32_vpopcountb_v32qi_mask): Add " | OPTION_MASK_ISA_AVX512VL | OPTION_MASK_ISA_AVX512BW". (__builtin_ia32_expandloadhi256_mask, __builtin_ia32_expandloadhi256_maskz, __builtin_ia32_expandloadqi128_mask, __builtin_ia32_expandloadqi128_maskz, __builtin_ia32_expandloadhi128_mask, __builtin_ia32_expandloadhi128_maskz, __builtin_ia32_vpshrd_v16hi, __builtin_ia32_vpshrd_v16hi_mask, __builtin_ia32_vpshrd_v8hi, __builtin_ia32_vpshrd_v8hi_mask, __builtin_ia32_vpshrd_v8si, __builtin_ia32_vpshrd_v8si_mask, __builtin_ia32_vpshrd_v4si, __builtin_ia32_vpshrd_v4si_mask, __builtin_ia32_vpshrd_v4di, __builtin_ia32_vpshrd_v4di_mask, __builtin_ia32_vpshrd_v2di, __builtin_ia32_vpshrd_v2di_mask, __builtin_ia32_vpshld_v16hi, __builtin_ia32_vpshld_v16hi_mask, __builtin_ia32_vpshld_v8hi, __builtin_ia32_vpshld_v8hi_mask, __builtin_ia32_vpshld_v8si, __builtin_ia32_vpshld_v8si_mask, __builtin_ia32_vpshld_v4si, __builtin_ia32_vpshld_v4si_mask, __builtin_ia32_vpshld_v4di, __builtin_ia32_vpshld_v4di_mask, __builtin_ia32_vpshld_v2di, __builtin_ia32_vpshld_v2di_mask, __builtin_ia32_vpshrdv_v16hi, __builtin_ia32_vpshrdv_v16hi_mask, __builtin_ia32_vpshrdv_v16hi_maskz, __builtin_ia32_vpshrdv_v8hi, __builtin_ia32_vpshrdv_v8hi_mask, __builtin_ia32_vpshrdv_v8hi_maskz, __builtin_ia32_vpshrdv_v8si, __builtin_ia32_vpshrdv_v8si_mask, __builtin_ia32_vpshrdv_v8si_maskz, __builtin_ia32_vpshrdv_v4si, __builtin_ia32_vpshrdv_v4si_mask, __builtin_ia32_vpshrdv_v4si_maskz, __builtin_ia32_vpshrdv_v4di, __builtin_ia32_vpshrdv_v4di_mask, __builtin_ia32_vpshrdv_v4di_maskz, __builtin_ia32_vpshrdv_v2di, __builtin_ia32_vpshrdv_v2di_mask, __builtin_ia32_vpshrdv_v2di_maskz, __builtin_ia32_vpshldv_v16hi, __builtin_ia32_vpshldv_v16hi_mask, __builtin_ia32_vpshldv_v16hi_maskz, __builtin_ia32_vpshldv_v8hi, __builtin_ia32_vpshldv_v8hi_mask, __builtin_ia32_vpshldv_v8hi_maskz, __builtin_ia32_vpshldv_v8si, __builtin_ia32_vpshldv_v8si_mask, __builtin_ia32_vpshldv_v8si_maskz, __builtin_ia32_vpshldv_v4si, __builtin_ia32_vpshldv_v4si_mask, __builtin_ia32_vpshldv_v4si_maskz, __builtin_ia32_vpshldv_v4di, __builtin_ia32_vpshldv_v4di_mask, __builtin_ia32_vpshldv_v4di_maskz, __builtin_ia32_vpshldv_v2di, __builtin_ia32_vpshldv_v2di_mask, __builtin_ia32_vpshldv_v2di_maskz, __builtin_ia32_vpopcountb_v32qi, __builtin_ia32_vpopcountb_v16qi, __builtin_ia32_vpopcountb_v16qi_mask, __builtin_ia32_vpopcountw_v16hi, __builtin_ia32_vpopcountw_v16hi_mask, __builtin_ia32_vpopcountw_v8hi, __builtin_ia32_vpopcountw_v8hi_mask): Add " | OPTION_MASK_ISA_AVX512VL". * config/i386/avx512vbmi2intrin.h (_mm512_shrdi_epi16, _mm512_shrdi_epi32, _mm512_mask_shrdi_epi32, _mm512_maskz_shrdi_epi32, _mm512_shrdi_epi64, _mm512_mask_shrdi_epi64, _mm512_maskz_shrdi_epi64, _mm512_shldi_epi16, _mm512_shldi_epi32, _mm512_mask_shldi_epi32, _mm512_maskz_shldi_epi32, _mm512_shldi_epi64, _mm512_mask_shldi_epi64, _mm512_maskz_shldi_epi64, _mm512_shrdv_epi16, _mm512_shrdv_epi32, _mm512_mask_shrdv_epi32, _mm512_maskz_shrdv_epi32, _mm512_shrdv_epi64, _mm512_mask_shrdv_epi64, _mm512_maskz_shrdv_epi64, _mm512_shldv_epi16, _mm512_shldv_epi32, _mm512_mask_shldv_epi32, _mm512_maskz_shldv_epi32, _mm512_shldv_epi64, _mm512_mask_shldv_epi64, _mm512_maskz_shldv_epi64): Don't require avx512bw for these intrinsics. * config/i386/avx512bitalgintrin.h (_mm_bitshuffle_epi64_mask, _mm_mask_bitshuffle_epi64_mask): Likewise. * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET, OPTION_MASK_ISA_AVX512BITALG_SET): Or in OPTION_MASK_ISA_AVX512F_SET. (OPTION_MASK_ISA_AVX512F_UNSET): Or in OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET and OPTION_MASK_ISA_AVX512BITALG_UNSET. (OPTION_MASK_ISA2_AVX512F_UNSET, OPTION_MASK_ISA2_GENERAL_REGS_ONLY_UNSET): Define. (ix86_handle_option): For -mno-general-regs-only, clear from ix86_isa_flags2 OPTION_MASK_ISA2_GENERAL_REGS_ONLY_UNSET rather than just OPTION_MASK_ISA_MPX. For -mno-sse{,2,3,4,4.1,4.2,avx,avx2} and -mno-ssse3 clear OPTION_MASK_ISA2_AVX512F_UNSET bits from ix86_isa_flags2. For -mno-avx512f likewise, instead of masking individually listed ISAs. For -m{,no-}avx512{vpopcntdq,bitalg} adjust for moving from ix86_isa_flags2 to ix86_isa_flags. 2017-12-23 Jakub Jelinek PR c++/83553 * fold-const.c (struct contains_label_data): New type. (contains_label_1): Return non-NULL even for CASE_LABEL_EXPR, unless inside of a SWITCH_BODY seen during the walk. (contains_label_p): Use walk_tree instead of walk_tree_without_duplicates, prepare data for contains_label_1 and provide own pset. 2017-12-22 Jakub Jelinek PR debug/83547 * tree-iterator.c (alloc_stmt_list): Start with cleared TREE_SIDE_EFFECTS regardless whether a new STATEMENT_LIST is allocated or old one reused. PR target/83488 * config/i386/avx512vnniintrin.h: Don't check for __AVX512F__ nor enable avx512f explicitly in #pragma GCC target. * config/i386/i386-builtin.def (__builtin_ia32_vpdpbusd_v8si, __builtin_ia32_vpdpbusd_v8si_mask, __builtin_ia32_vpdpbusd_v8si_maskz, __builtin_ia32_vpdpbusd_v4si, __builtin_ia32_vpdpbusd_v4si_mask, __builtin_ia32_vpdpbusd_v4si_maskz, __builtin_ia32_vpdpbusds_v8si, __builtin_ia32_vpdpbusds_v8si_mask, __builtin_ia32_vpdpbusds_v8si_maskz, __builtin_ia32_vpdpbusds_v4si, __builtin_ia32_vpdpbusds_v4si_mask, __builtin_ia32_vpdpbusds_v4si_maskz, __builtin_ia32_vpdpwssd_v8si, __builtin_ia32_vpdpwssd_v8si_mask, __builtin_ia32_vpdpwssd_v8si_maskz, __builtin_ia32_vpdpwssd_v4si, __builtin_ia32_vpdpwssd_v4si_mask, __builtin_ia32_vpdpwssd_v4si_maskz, __builtin_ia32_vpdpwssds_v8si, __builtin_ia32_vpdpwssds_v8si_mask, __builtin_ia32_vpdpwssds_v8si_maskz, __builtin_ia32_vpdpwssds_v4si, __builtin_ia32_vpdpwssds_v4si_mask, __builtin_ia32_vpdpwssds_v4si_maskz): Use OPTION_MASK_ISA_AVX512VNNI | OPTION_MASK_ISA_AVX512VL instead of just OPTION_MASK_ISA_AVX512VNNI. 2017-12-22 Martin Jambor PR lto/82027 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check former clones. 2017-12-22 Julia Koval Sebastian Peryt * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BITALG_SET, OPTION_MASK_ISA_AVX512BITALG_UNSET): New. (ix86_handle_option): Handle -mavx512bitalg, fix 4VNNIW formatting. * config.gcc: Add avx512vpopcntdqvlintrin.h and avx512bitalgintrin.h. * config/i386/avx512bitalgintrin.h (_mm512_popcnt_epi8, _mm512_popcnt_epi16, _mm512_mask_popcnt_epi8, _mm512_maskz_popcnt_epi8, _mm512_mask_popcnt_epi16, _mm512_maskz_popcnt_epi16, _mm512_bitshuffle_epi64_mask, _mm256_popcnt_epi8, _mm512_mask_bitshuffle_epi64_mask, _mm256_mask_popcnt_epi8, _mm_popcnt_epi8, _mm256_maskz_popcnt_epi8, _mm_bitshuffle_epi64_mask, _mm256_popcnt_epi16, _mm_mask_bitshuffle_epi64_mask, _mm256_bitshuffle_epi64_mask, _mm256_mask_bitshuffle_epi64_mask, _mm_popcnt_epi16, _mm_maskz_popcnt_epi8, _mm256_mask_popcnt_epi16, _mm256_maskz_popcnt_epi16, _mm_mask_popcnt_epi8, _mm_mask_popcnt_epi16, _mm_maskz_popcnt_epi16): New intrinsics. * config/i386/avx512vpopcntdqvlintrin.h (_mm_popcnt_epi32, _mm_popcnt_epi64, _mm_mask_popcnt_epi32, _mm_maskz_popcnt_epi32, _mm256_popcnt_epi32, _mm256_mask_popcnt_epi32, _mm256_maskz_popcnt_epi32, _mm_mask_popcnt_epi64, _mm_maskz_popcnt_epi64, _mm256_popcnt_epi64, _mm256_mask_popcnt_epi64, _mm256_maskz_popcnt_epi64): New intrinsics. * config/i386/cpuid.h (bit_AVX512BITALG): New bit. * config/i386/driver-i386.c (host_detect_local_cpu): Detect -mavx512bitalg. * config/i386/i386-builtin-types.def (V64QI_FTYPE_V64QI, V64QI_FTYPE_V64QI, V4DI_FTYPE_V4DI, UHI_FTYPE_V2DI_V2DI_UHI, USI_FTYPE_V4DI_V4DI_USI, V4SI_FTYPE_V4SI_V4SI_UHI, V8SI_FTYPE_V8SI_V8SI_UHI): New types. * config/i386/i386-builtin.def (__builtin_ia32_vpopcountq_v4di, __builtin_ia32_vpopcountq_v4di_mask, __builtin_ia32_vpopcountq_v2di, __builtin_ia32_vpopcountq_v2di_mask, __builtin_ia32_vpopcountd_v4si, __builtin_ia32_vpopcountd_v4si_mask, __builtin_ia32_vpopcountd_v8si, __builtin_ia32_vpopcountd_v8si_mask, __builtin_ia32_vpopcountb_v64qi, __builtin_ia32_vpopcountb_v64qi_mask, __builtin_ia32_vpopcountb_v32qi, __builtin_ia32_vpopcountb_v32qi_mask, __builtin_ia32_vpopcountb_v16qi, __builtin_ia32_vpopcountb_v16qi_mask, __builtin_ia32_vpopcountw_v32hi, __builtin_ia32_vpopcountw_v32hi_mask, __builtin_ia32_vpopcountw_v16hi, __builtin_ia32_vpopcountw_v16hi_mask, __builtin_ia32_vpopcountw_v8hi, __builtin_ia32_vpopcountw_v8hi_mask, __builtin_ia32_vpshufbitqmb128_mask, __builtin_ia32_vpshufbitqmb256_mask, __builtin_ia32_vpshufbitqmb512_mask): New builtins. * config/i386/i386-c.c (__AVX512BITALG__): New. * config/i386/i386.c (isa2_opts): Add -mavx512bitalg. (ix86_valid_target_attribute_inner_p): Ditto. (ix86_expand_args_builtin): Handle new types. * config/i386/i386.h (TARGET_AVX512BITALG, TARGET_AVX512BITALG_P): New. * config/i386/i386.opt: Add -mavx512bitalg. * config/i386/immintrin.h: Add avx512vpopcntdqvlintrin.h and avx512bitalgintrin.h. * config/i386/sse.md (VI48_AVX512VLBW): New iterator. (vpopcount): Add more types. (avx512vl_vpshufbitqmb): New. * doc/invoke.texi: Add -mavx512bitalg and -mavx512vpopcntdq. 2017-12-22 Igor Tsimbalist * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VNNI_SET): Or in OPTION_MASK_ISA_AVX512F_SET. (OPTION_MASK_ISA_AVX512F_UNSET): Or in OPTION_MASK_ISA_AVX512VNNI_UNSET. (ix86_handle_option): Adjust for OPTION_MASK_ISA_AVX512VNNI_*SET being in ix86_isa_flags. * config/i386/i386-builtin.def: Move VNNI builtins from ARGS2 section to ARGS. * config/i386/i386-c.c: Check for OPTION_MASK_ISA_AVX512VNNI in isa_flag instead of isa_flag2. * config/i386/i386.c (ix86_target_string): Move -mavx512vnni from isa_opts2 to isa_opts. * config/i386/i386.opt (mavx512vnni): Move from ix86_isa_flags2 to ix86_isa_flags. 2017-12-22 Mike Stump Eric Botcazou * doc/extend.texi (Loop-Specific Pragmas): Document pragma GCC unroll. 2017-12-21 Jakub Jelinek PR middle-end/83487 * config/i386/i386.c (ix86_function_arg_boundary): Return PARM_BOUNDARY for TYPE_EMPTY_P types. PR c/83448 * gimple-ssa-sprintf.c (maybe_warn): Don't call set_caret_index if navail is >= dir.len. 2017-12-21 Steve Ellcey * config/aarch64/t-aarch64-linux (MULTILIB_OSDIRNAMES): Fix triplet for ilp32. 2017-12-21 Jakub Jelinek PR rtl-optimization/80747 PR rtl-optimization/83512 * cfgrtl.c (force_nonfallthru_and_redirect): When splitting succ edge from ENTRY, copy partition from e->dest to the newly created bb. * bb-reorder.c (reorder_basic_blocks_simple): If last_tail is ENTRY, use BB_PARTITION of its successor block as current_partition. Don't copy partition when splitting succ edge from ENTRY. PR tree-optimization/83523 * tree-ssa-math-opts.c (is_widening_mult_p): Return false if for INTEGER_TYPE TYPE_OVERFLOW_TRAPS. (convert_mult_to_fma): Likewise. PR tree-optimization/83521 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Use gimple_build_assign without code on result of fold_build1 (VIEW_CONVERT_EXPR, ...), as it might not create a VIEW_CONVERT_EXPR. 2017-12-21 Andrew Pinski Steve Ellcey * config/aarch64/t-aarch64-linux (MULTILIB_OSDIRNAMES): Handle multi-arch for ilp32. 2017-12-21 Uros Bizjak PR target/83467 * config/i386/i386.md (*ashl3_mask): Add operand constraints to operand 2. (*ashl3_mask_1): Ditto. (*3_mask): Ditto. (*3_mask_1): Ditto. (*3_mask): Ditto. (*3_mask_1): Ditto. 2017-12-21 Alexandre Oliva * reorg.c (make_return_insns): Reemit each insn with its own location. 2017-12-21 James Greenhalgh * config/aarch64/aarch64.c (aarch64_expand_vector_init): Modify code generation for cases where splatting a value is not useful. * simplify-rtx.c (simplify_ternary_operation): Simplify vec_merge across a vec_duplicate and a paradoxical subreg forming a vector mode to a vec_concat. 2017-12-21 James Greenhalgh * combine.c (simplify_set): Do not transform subregs to zero_extends if the destination is not a scalar int mode. 2017-12-21 Eric Botcazou PR c++/82872 * convert.c (convert_to_integer_1) : Do not return the shared zero if the input has overflowed. 2017-12-21 Kyrylo Tkachov * config/arm/driver-arm.c (arm_cpu_table): Specify dotprod support for Cortex-A55 and Cortex-A75. 2017-12-21 Kyrylo Tkachov * common/config/arm/arm-common.c (compare_opt_names): Add function comment. Use strcmp instead of manual loop. 2017-12-21 Martin Liska PR gcov-profile/83509 * gcov-dump.c (dump_gcov_file): Do not read info about support_unexecuted_blocks for gcda files. 2017-12-21 Jakub Jelinek PR rtl-optimization/82973 * emit-rtl.h (valid_for_const_vec_duplicate_p): Rename to ... (valid_for_const_vector_p): ... this. * emit-rtl.c (valid_for_const_vec_duplicate_p): Rename to ... (valid_for_const_vector_p): ... this. Adjust function comment. (gen_vec_duplicate): Adjust caller. * optabs.c (expand_vector_broadcast): Likewise. * simplify-rtx.c (simplify_const_unary_operation): Don't optimize into CONST_VECTOR if some element isn't simplified valid_for_const_vector_p constant. (simplify_const_binary_operation): Likewise. Use CONST_FIXED_P macro instead of GET_CODE == CONST_FIXED. (simplify_subreg): Use CONST_FIXED_P macro instead of GET_CODE == CONST_FIXED. PR target/83488 * config/i386/i386.c (ix86_target_string): Move -mavx512vbmi2 and -mshstk entries from isa_opts2 to isa_opts and -mhle, -mmovbe, -mclzero and -mmwaitx entries from isa_opts to isa_opts2. (ix86_option_override_internal): Adjust for OPTION_MASK_ISA_{HLE,MOVBE,CLZERO,MWAITX} moving to ix86_isa_flags2 and OPTION_MASK_ISA_SHSTK moving to ix86_isa_flags. (BDESC_VERIFYS): Remove SPECIAL_ARGS2 related checks. (ix86_init_mmx_sse_builtins): Remove bdesc_special_args2 handling. Use def_builtin2 instead of def_builtin for OPTION_MASK_ISA_MWAITX and OPTION_MASK_ISA_CLZERO builtins. Use def_builtin instead of def_builtin2 for CET builtins. (ix86_expand_builtin): Remove bdesc_special_args2 handling. Fix up formatting in IX86_BUILTIN_RDPID code. * config/i386/i386-builtin.def: Move VBMI2 builtins from SPECIAL_ARGS2 section to SPECIAL_ARGS and from ARGS2 section to ARGS. * config/i386/i386.opt (mavx512vbmi2, mshstk): Move from ix86_isa_flags2 to ix86_isa_flags. (mhle, mmovbe, mclzero, mmwaitx): Move from ix86_isa_flags to ix86_isa_flags2. * config/i386/i386-c.c (ix86_target_macros_internal): Check for OPTION_MASK_ISA_{CLZERO,MWAITX} in isa_flag2 instead of isa_flag. Check for OPTION_MASK_ISA_{SHSTK,AVX512VBMI2} in isa_flag instead of isa_flag2. * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VBMI2_SET): Or in OPTION_MASK_ISA_AVX512F_SET. (OPTION_MASK_ISA_AVX512F_UNSET): Or in OPTION_MASK_ISA_AVX512VBMI2_UNSET. (ix86_handle_option): Adjust for OPTION_MASK_ISA_{SHSTK,AVX512VBMI2}_*SET being in ix86_isa_flags and OPTION_MASK_ISA_{MOVBE,MWAITX,CLZERO}_*SET in ix86_isa_flags2. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * tree-data-ref.h (prune_runtime_alias_test_list): Take the factor as a poly_uint64 rather than an unsigned HOST_WIDE_INT. * tree-data-ref.c (prune_runtime_alias_test_list): Likewise. Track polynomial offsets. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Treat drb->init as a poly_int. Fail if its misalignment wrt vector_alignment isn't known. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * tree-vectorizer.h (_loop_vec_info): Add a versioning_threshold field. (LOOP_VINFO_VERSIONING_THRESHOLD): New macro (vect_loop_versioning): Take the loop versioning threshold as a separate parameter. * tree-vect-loop-manip.c (vect_loop_versioning): Likewise. * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize versioning_threshold. (vect_analyze_loop_2): Compute the loop versioning threshold whenever loop versioning is needed, and store it in the new field rather than combining it with the cost model threshold. (vect_transform_loop): Update call to vect_loop_versioning. Try to combine the loop versioning and cost thresholds here. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * tree-ssa-loop-ivopts.h (strip_offset): Return the offset as poly_uint64_pod rather than an unsigned HOST_WIDE_INT. * tree-loop-distribution.c (classify_builtin_st): Update accordingly. * tree-ssa-loop-ivopts.c (iv_use::addr_offset): Change from an unsigned HOST_WIDE_INT to a poly_uint64_pod. (group_compare_offset): Update accordingly. (split_small_address_groups_p): Likewise. (record_use): Take addr_offset as a poly_uint64 rather than an unsigned HOST_WIDE_INT. (strip_offset): Return the offset as a poly_uint64 rather than an unsigned HOST_WIDE_INT. (record_group_use, split_address_groups): Track polynomial offsets. (add_iv_candidate_for_use): Likewise. (addr_offset_valid_p): Take the offset as a poly_int64 rather than a HOST_WIDE_INT. (strip_offset_1): Return the offset as a poly_int64 rather than a HOST_WIDE_INT. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * tree.h (get_binfo_at_offset): Take the offset as a poly_int64 rather than a HOST_WIDE_INT. * tree.c (get_binfo_at_offset): Likewise. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * ipa-prop.h (build_ref_for_offset): Take the offset as a poly_int64 rather than a HOST_WIDE_INT. * tree-sra.c (build_ref_for_offset): Likewise. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * fold-const.h (mem_ref_offset): Return a poly_offset_int rather than an offset_int. * tree.c (mem_ref_offset): Likewise. (build_simple_mem_ref_loc): Treat MEM_REF offsets as poly_ints. * builtins.c (get_object_alignment_2): Likewise. * expr.c (get_inner_reference, expand_expr_real_1): Likewise. * gimple-fold.c (get_base_constructor): Likewise. * gimple-ssa-strength-reduction.c (restructure_reference): Likewise. * gimple-ssa-warn-restrict.c (builtin_memref::builtin_memref): Likewise. * ipa-polymorphic-call.c (ipa_polymorphic_call_context::ipa_polymorphic_call_context): Likewise. * ipa-prop.c (compute_complex_assign_jump_func): Likewise. (get_ancestor_addr_info): Likewise. * ipa-param-manipulation.c (ipa_get_adjustment_candidate): Likewise. * match.pd: Likewise. * tree-data-ref.c (dr_analyze_innermost): Likewise. * tree-dfa.c (get_addr_base_and_unit_offset_1): Likewise. * tree-eh.c (tree_could_trap_p): Likewise. * tree-object-size.c (addr_object_size): Likewise. * tree-ssa-address.c (copy_ref_info): Likewise. * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise. (indirect_refs_may_alias_p): Likewise. * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise. * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise. (non_rewritable_mem_ref_base): Likewise. * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise. * tree-vrp.c (vrp_prop::check_array_ref): Likewise. * varasm.c (decode_addr_const): Likewise. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * gimple-ssa-stor-merging.c (find_bswap_or_nop_load): Track polynomial offsets for MEM_REFs. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * tree-ssanames.h (adjust_ptr_info_misalignment): Take the increment as a poly_uint64 rather than an unsigned int. * tree-ssanames.c (adjust_ptr_info_misalignment): Likewise. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * varasm.c (addr_const::offset): Change from HOST_WIDE_INT to poly_int64. (decode_addr_const): Update accordingly. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * tree.h (bit_field_size, bit_field_offset): New functions. * hsa-gen.c (gen_hsa_addr): Use them. * tree-ssa-forwprop.c (simplify_bitfield_ref): Likewise. (simplify_vector_constructor): Likewise. * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise. * tree-cfg.c (verify_expr): Require the sizes and offsets of a BIT_FIELD_REF to be poly_uint64s rather than uhwis. * fold-const.c (fold_ternary_loc): Protect tree_to_uhwi with tree_fits_uhwi_p. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * expr.h (emit_group_load, emit_group_load_into_temps) (emit_group_store): Take the size as a poly_int64 rather than an int. * expr.c (emit_group_load_1, emit_group_load): Likewise. (emit_group_load_into_temp, emit_group_store): Likewise. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * ira-int.h (ira_spilled_reg_stack_slot::width): Change from an unsigned int to a poly_uint64. * ira.h (ira_reuse_stack_slot, ira_mark_new_stack_slot): Take the sizes as poly_uint64s rather than unsigned ints. * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Likewise. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * lra-constraints.c (emit_inc): Change inc_amount from an int to a poly_int64. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * cfgexpand.c (stack_var::size): Change from a HOST_WIDE_INT to a poly_uint64. (add_stack_var, stack_var_cmp, partition_stack_vars) (dump_stack_var_partition): Update accordingly. (alloc_stack_frame_space): Take the size as a poly_int64 rather than a HOST_WIDE_INT. (expand_stack_vars, expand_one_stack_var_1): Handle polynomial sizes. (defer_stack_allocation, estimated_stack_frame_size): Likewise. (account_stack_vars, expand_one_var): Likewise. Return a poly_uint64 rather than a HOST_WIDE_INT. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * target.def (return_pops_args): Treat both the input and output sizes as poly_int64s rather than HOST_WIDE_INTS. * targhooks.h (default_return_pops_args): Update accordingly. * targhooks.c (default_return_pops_args): Likewise. * doc/tm.texi: Regenerate. * emit-rtl.h (incoming_args): Change pops_args, size and outgoing_args_size from int to poly_int64_pod. * function.h (expr_status): Change x_pending_stack_adjust and x_stack_pointer_delta from int to poly_int64. (args_size::constant): Change from HOST_WIDE_INT to poly_int64. (ARGS_SIZE_RTX): Update accordingly. * calls.c (highest_outgoing_arg_in_use): Change from int to unsigned int. (stack_usage_watermark, stored_args_watermark): New variables. (stack_region_maybe_used_p, mark_stack_region_used): New functions. (emit_call_1): Change the stack_size and rounded_stack_size parameters from HOST_WIDE_INT to poly_int64. Track n_popped as a poly_int64. (save_fixed_argument_area): Check stack_usage_watermark. (initialize_argument_information): Change old_pending_adj from a HOST_WIDE_INT * to a poly_int64_pod *. (compute_argument_block_size): Return the size as a poly_int64 rather than an int. (finalize_must_preallocate): Track polynomial argument sizes. (compute_argument_addresses): Likewise. (internal_arg_pointer_based_exp): Track polynomial offsets. (mem_overlaps_already_clobbered_arg_p): Rename to... (mem_might_overlap_already_clobbered_arg_p): ...this and take the size as a poly_uint64 rather than an unsigned HOST_WIDE_INT. Check stored_args_used_watermark. (load_register_parameters): Update accordingly. (check_sibcall_argument_overlap_1): Likewise. (combine_pending_stack_adjustment_and_call): Take the unadjusted args size as a poly_int64 rather than an int. Return a bool indicating whether the optimization was possible and return the new adjustment by reference. (check_sibcall_argument_overlap): Track polynomail argument sizes. Update stored_args_watermark. (can_implement_as_sibling_call_p): Handle polynomial argument sizes. (expand_call): Likewise. Maintain stack_usage_watermark and stored_args_watermark. Update calls to combine_pending_stack_adjustment_and_call. (emit_library_call_value_1): Handle polynomial argument sizes. Call stack_region_maybe_used_p and mark_stack_region_used. Maintain stack_usage_watermark. (store_one_arg): Likewise. Update call to mem_overlaps_already_clobbered_arg_p. * config/arm/arm.c (arm_output_function_prologue): Add a cast to HOST_WIDE_INT. * config/avr/avr.c (avr_outgoing_args_size): Likewise. * config/microblaze/microblaze.c (microblaze_function_prologue): Likewise. * config/cr16/cr16.c (cr16_return_pops_args): Update for new TARGET_RETURN_POPS_ARGS interface. (cr16_compute_frame, cr16_initial_elimination_offset): Add casts to HOST_WIDE_INT. * config/ft32/ft32.c (ft32_compute_frame): Likewise. * config/i386/i386.c (ix86_return_pops_args): Update for new TARGET_RETURN_POPS_ARGS interface. (ix86_expand_split_stack_prologue): Add a cast to HOST_WIDE_INT. * config/moxie/moxie.c (moxie_compute_frame): Likewise. * config/m68k/m68k.c (m68k_return_pops_args): Update for new TARGET_RETURN_POPS_ARGS interface. * config/vax/vax.c (vax_return_pops_args): Likewise. * config/pa/pa.h (STACK_POINTER_OFFSET): Add a cast to poly_int64. (EXIT_IGNORE_STACK): Update reference to crtl->outgoing_args_size. * config/arm/arm.h (CALLER_INTERWORKING_SLOT_SIZE): Likewise. * config/powerpcspe/aix.h (STACK_DYNAMIC_OFFSET): Likewise. * config/powerpcspe/darwin.h (STACK_DYNAMIC_OFFSET): Likewise. * config/powerpcspe/powerpcspe.h (STACK_DYNAMIC_OFFSET): Likewise. * config/rs6000/aix.h (STACK_DYNAMIC_OFFSET): Likewise. * config/rs6000/darwin.h (STACK_DYNAMIC_OFFSET): Likewise. * config/rs6000/rs6000.h (STACK_DYNAMIC_OFFSET): Likewise. * dojump.h (saved_pending_stack_adjust): Change x_pending_stack_adjust and x_stack_pointer_delta from int to poly_int64. * dojump.c (do_pending_stack_adjust): Update accordingly. * explow.c (allocate_dynamic_stack_space): Handle polynomial stack_pointer_deltas. * function.c (STACK_DYNAMIC_OFFSET): Add a cast to poly_int64. (pad_to_arg_alignment): Track polynomial offsets. (assign_parm_find_stack_rtl): Likewise. (assign_parms, locate_and_pad_parm): Handle polynomial argument sizes. * toplev.c (output_stack_usage): Update reference to current_function_pushed_stack_size. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * function.c (in_arg_offset, var_offset, dynamic_offset) (out_arg_offset, cfa_offset): Change from int to poly_int64. (instantiate_new_reg): Return the new offset as a poly_int64_pod rather than a HOST_WIDE_INT. (instantiate_virtual_regs_in_rtx): Track polynomial offsets. (instantiate_virtual_regs_in_insn): Likewise. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * rtl.h (get_args_size, add_args_size_note): New functions. (find_args_size_adjust): Return a poly_int64 rather than a HOST_WIDE_INT. (fixup_args_size_notes): Likewise. Make the same change to the end_args_size parameter. * rtlanal.c (get_args_size, add_args_size_note): New functions. * builtins.c (expand_builtin_trap): Use add_args_size_note. * calls.c (emit_call_1): Likewise. * explow.c (adjust_stack_1): Likewise. * cfgcleanup.c (old_insns_match_p): Update use of find_args_size_adjust. * combine.c (distribute_notes): Track polynomial arg sizes. * dwarf2cfi.c (dw_trace_info): Change beg_true_args_size, end_true_args_size, beg_delay_args_size and end_delay_args_size from HOST_WIDE_INT to poly_int64. (add_cfi_args_size): Take the args_size as a poly_int64 rather than a HOST_WIDE_INT. (notice_args_size, notice_eh_throw, maybe_record_trace_start) (maybe_record_trace_start_abnormal, scan_trace, connect_traces): Track polynomial arg sizes. * emit-rtl.c (try_split): Use get_args_size. * recog.c (peep2_attempt): Likewise. * reload1.c (reload_as_needed): Likewise. * expr.c (find_args_size_adjust): Return the adjustment as a poly_int64 rather than a HOST_WIDE_INT. (fixup_args_size_notes): Change end_args_size from a HOST_WIDE_INT to a poly_int64 and change the return type in the same way. (emit_single_push_insn): Track polynomial arg sizes. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * expr.h (push_block, emit_push_insn): Change the "extra" parameter from HOST_WIDE_INT to poly_int64. * expr.c (push_block, emit_push_insn): Likewise. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * function.h (frame_space): Change start and length from HOST_WIDE_INT to poly_int64. (get_frame_size): Return the size as a poly_int64 rather than a HOST_WIDE_INT. (frame_offset_overflow): Take the offset as a poly_int64 rather than a HOST_WIDE_INT. (assign_stack_local_1, assign_stack_local, assign_stack_temp_for_type) (assign_stack_temp): Likewise for the size. * function.c (get_frame_size): Return a poly_int64 rather than a HOST_WIDE_INT. (frame_offset_overflow): Take the offset as a poly_int64 rather than a HOST_WIDE_INT. (try_fit_stack_local): Take the start, length and size as poly_int64s rather than HOST_WIDE_INTs. Return the offset as a poly_int64_pod rather than a HOST_WIDE_INT. (add_frame_space): Take the start and end as poly_int64s rather than HOST_WIDE_INTs. (assign_stack_local_1, assign_stack_local, assign_stack_temp_for_type) (assign_stack_temp): Likewise for the size. (temp_slot): Change size, base_offset and full_size from HOST_WIDE_INT to poly_int64. (find_temp_slot_from_address): Handle polynomial offsets. (combine_temp_slots): Likewise. * emit-rtl.h (rtl_data::x_frame_offset): Change from HOST_WIDE_INT to poly_int64. * cfgexpand.c (alloc_stack_frame_space): Return the offset as a poly_int64 rather than a HOST_WIDE_INT. (expand_one_stack_var_at): Take the offset as a poly_int64 rather than a HOST_WIDE_INT. (expand_stack_vars, expand_one_stack_var_1, expand_used_vars): Handle polynomial frame offsets. * config/m32r/m32r-protos.h (m32r_compute_frame_size): Take the size as a poly_int64 rather than an int. * config/m32r/m32r.c (m32r_compute_frame_size): Likewise. * config/v850/v850-protos.h (compute_frame_size): Likewise. * config/v850/v850.c (compute_frame_size): Likewise. * config/xtensa/xtensa-protos.h (compute_frame_size): Likewise. * config/xtensa/xtensa.c (compute_frame_size): Likewise. * config/pa/pa-protos.h (pa_compute_frame_size): Likewise. * config/pa/pa.c (pa_compute_frame_size): Likewise. * explow.h (get_dynamic_stack_base): Take the offset as a poly_int64 rather than a HOST_WIDE_INT. * explow.c (get_dynamic_stack_base): Likewise. * final.c (final_start_function): Use the constant lower bound of the frame size for -Wframe-larger-than. * ira.c (do_reload): Adjust for new get_frame_size return type. * lra.c (lra): Likewise. * reload1.c (reload): Likewise. * config/avr/avr.c (avr_asm_function_end_prologue): Likewise. * config/pa/pa.h (EXIT_IGNORE_STACK): Likewise. * rtlanal.c (get_initial_register_offset): Return the offset as a poly_int64 rather than a HOST_WIDE_INT. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * reload1.c (elim_table): Change initial_offset, offset and previous_offset from HOST_WIDE_INT to poly_int64_pod. (offsets_at): Change the target array's element type from HOST_WIDE_INT to poly_int64_pod. (set_label_offsets, eliminate_regs_1, eliminate_regs_in_insn) (elimination_costs_in_insn, update_eliminable_offsets) (verify_initial_elim_offsets, set_offsets_for_label) (init_eliminable_invariants): Update after above changes. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * reload.h (reload::inc): Change from an int to a poly_int64_pod. * reload.c (combine_reloads, debug_reload_to_stream): Likewise. (decomposition): Change start and end from HOST_WIDE_INT to poly_int64_pod. (decompose, immune_p): Update accordingly. (find_inc_amount): Return a poly_int64 rather than an int. * reload1.c (inc_for_reload): Take the inc_amount as a poly_int64 rather than an int. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * tree.h (get_inner_reference): Return the bitsize and bitpos as poly_int64_pods rather than HOST_WIDE_INT. * fold-const.h (ptr_difference_const): Return the pointer difference as a poly_int64_pod rather than a HOST_WIDE_INT. * expr.c (get_inner_reference): Return the bitsize and bitpos as poly_int64_pods rather than HOST_WIDE_INT. (expand_expr_addr_expr_1, expand_expr_real_1): Track polynomial offsets and sizes. * fold-const.c (make_bit_field_ref): Take the bitpos as a poly_int64 rather than a HOST_WIDE_INT. Update call to get_inner_reference. (optimize_bit_field_compare): Update call to get_inner_reference. (decode_field_reference): Likewise. (fold_unary_loc): Track polynomial offsets and sizes. (split_address_to_core_and_offset): Return the bitpos as a poly_int64_pod rather than a HOST_WIDE_INT. (ptr_difference_const): Likewise for the pointer difference. * asan.c (instrument_derefs): Track polynomial offsets and sizes. * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise. * dbxout.c (dbxout_expand_expr): Likewise. * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref) (loc_list_from_tree_1, fortran_common): Likewise. * gimple-laddress.c (pass_laddress::execute): Likewise. * gimple-ssa-store-merging.c (find_bswap_or_nop_load): Likewise. * gimplify.c (gimplify_scan_omp_clauses): Likewise. * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise. * tree-affine.c (tree_to_aff_combination): Likewise. (get_inner_reference_aff): Likewise. * tree-data-ref.c (split_constant_offset_1): Likewise. (dr_analyze_innermost): Likewise. * tree-scalar-evolution.c (interpret_rhs_expr): Likewise. * tree-sra.c (ipa_sra_check_caller): Likewise. * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise. * ubsan.c (maybe_instrument_pointer_overflow): Likewise. (instrument_bool_enum_load, instrument_object_size): Likewise. * gimple-ssa-strength-reduction.c (slsr_process_ref): Update call to get_inner_reference. * hsa-gen.c (gen_hsa_addr): Likewise. * sanopt.c (maybe_optimize_ubsan_ptr_ifn): Likewise. * tsan.c (instrument_expr): Likewise. * match.pd: Update call to ptr_difference_const. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * fold-const.c (fold_comparison): Track sizes and offsets as poly_int64s rather than HOST_WIDE_INTs when folding address comparisons. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * expr.h (get_bit_range): Return the bitstart and bitend as poly_uint64s rather than unsigned HOST_WIDE_INTs. Return the bitpos as a poly_int64 rather than a HOST_WIDE_INT. * expr.c (get_bit_range): Likewise. (expand_assignment): Update call accordingly. * fold-const.c (optimize_bit_field_compare): Likewise. 2017-12-21 Richard Sandiford Alan Hayward David Sherwood * config/aarch64/aarch64-protos.h (aarch64_addr_query_type): New enum. (aarch64_legitimate_address_p): Use it instead of an rtx code, as an optional final parameter. * config/aarch64/aarch64.c (aarch64_classify_address): Likewise. (aarch64_legitimate_address_p): Likewise. (aarch64_print_address_internal): Take an aarch64_addr_query_type instead of an rtx code. (aarch64_address_valid_for_prefetch_p): Update calls accordingly. (aarch64_legitimate_address_hook_p): Likewise. (aarch64_print_ldpstp_address): Likewise. (aarch64_print_operand_address): Likewise. (aarch64_address_cost): Likewise. * config/aarch64/constraints.md (Uml, Umq, Ump, Utq): Likewise. * config/aarch64/predicates.md (aarch64_mem_pair_operand): Likewise. (aarch64_mem_pair_lanes_operand): Likewise. 2017-12-20 Richard Biener * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Call update_stmt_if_modified. 2017-12-20 Wilco Dijkstra PR tree-optimization/83491 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Check for SSA_NAME before walking uses. Improve coding style and comments. 2017-12-20 Tom de Vries * gimple-fold.c (fold_internal_goacc_dim): Simplify. 2017-12-20 Jakub Jelinek PR ipa/83506 * ipa-fnsummary.c (pass_data_ipa_free_fn_summary): Use 0 for todo_flags_finish. (pass_ipa_free_fn_summary): Add small_p private data member, initialize to false in the ctor. (pass_ipa_free_fn_summary::clone, pass_ipa_free_fn_summary::set_pass_param, pass_ipa_free_fn_summary::gate): New methods. (pass_ipa_free_fn_summary::execute): Return TODO_remove_functions | TODO_dump_symtab if small_p. * passes.def: Add true parm for the existing pass_ipa_free_fn_summary entry and add another instance of the pass with false parm after ipa-pure-const. * ipa-pure-const.c (pass_ipa_pure_const): Don't call ipa_free_fn_summary here. 2017-12-20 Paolo Carlini * gimplify.c (gimplify_return_expr): Remove dead error_mark_node check. 2017-12-20 Martin Sebor PR testsuite/83131 * builtins.c (expand_builtin_strlen): Use get_callee_fndecl. (expand_builtin_strcmp): Call maybe_warn_nonstring_arg. (expand_builtin_strncmp): Same. 2017-12-20 Alexandre Oliva PR bootstrap/83396 * cfgexpand.c (label_rtx_for_bb): Revert SFN changes that allowed debug stmts before labels. (expand_gimple_basic_block): Likewise. * gimple-iterator.c (gimple_find_edge_insert_loc): Likewise. * gimple-iterator.h (gsi_after_labels): Likewise. * tree-cfgcleanup (remove_forwarder_block): Likewise, but rename reused variable, and simplify using gsi_move_before. * tree-ssa-tail-merge.c (find_duplicate): Likewise. * tree-cfg.c (make_edges, cleanup_dead_labels): Likewise. (gimple_can_merge_blocks_p, verify_gimple_in_cfg): Likewise. (gimple_verify_flow_info, gimple_block_label): Likewise. (make_blocks): Move debug markers after adjacent labels. * cfgrtl.c (skip_insns_after_block): Revert SFN changes that allowed debug insns outside blocks. * df-scan.c (df_insn_delete): Likewise. * lra-constraints.c (update_ebb_live_info): Likewise. * var-tracking.c (get_first_insn, vt_emit_notes): Likewise. (vt_initialize, delete_vta_debug_insns): Likewise. (reemit_marker_as_note): Drop BB parm. Adjust callers. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * poly-int-types.h (round_down_to_byte_boundary): New macro. (round_up_to_byte_boundary): Likewise. * expr.h (get_bit_range): Add temporary shim. * gimple-ssa-store-merging.c (store_operand_info): Change the bitsize, bitpos, bitregion_start and bitregion_end fields from unsigned HOST_WIDE_INT to poly_uint64. (merged_store_group): Likewise load_align_base. (compatible_load_p, compatible_load_p): Update accordingly. (imm_store_chain_info::coalesce_immediate_stores): Likewise. (split_group, imm_store_chain_info::output_merged_store): Likewise. (mem_valid_for_store_merging): Return the bitsize, bitpos, bitregion_start and bitregion_end as poly_uint64s rather than unsigned HOST_WIDE_INTs. Track polynomial offsets internally. (handled_load): Take the bitsize, bitpos, bitregion_start and bitregion_end as poly_uint64s rather than unsigned HOST_WIDE_INTs. (pass_store_merging::process_store): Update call to mem_valid_for_store_merging. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * builtins.c (get_object_alignment_2): Track polynomial offsets and sizes. Update the alignment handling. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * tree.h (get_inner_reference): Add a version that returns the offset and size as poly_int64_pods rather than HOST_WIDE_INTs. * cfgexpand.c (expand_debug_expr): Track polynomial offsets. Simply the case in which bitpos is not associated with the first byte. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * tree-affine.h (get_inner_reference_aff): Return the size as a poly_widest_int. * tree-affine.c (get_inner_reference_aff): Likewise. * tree-data-ref.c (dr_may_alias_p): Update accordingly. * tree-ssa-loop-im.c (mem_refs_may_alias_p): Likewise. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * fold-const.c (pointer_may_wrap_p): Take the offset as a HOST_WIDE_INT rather than a poly_int64. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * gimple-ssa-store-merging.c (symbolic_number::bytepos): Change from HOST_WIDE_INT to poly_int64_pod. (perform_symbolic_merge): Update accordingly. (bswap_replace): Likewise. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * tree-affine.h (aff_tree::offset): Change from widest_int to poly_widest_int. (wide_int_ext_for_comb): Delete. (aff_combination_const, aff_comb_cannot_overlap_p): Take the constants as poly_widest_int rather than widest_int. (aff_combination_constant_multiple_p): Return the multiplier as a poly_widest_int. (aff_combination_zero_p, aff_combination_singleton_var_p): Handle polynomial offsets. * tree-affine.c (wide_int_ext_for_comb): Make original widest_int version static and add an overload for poly_widest_int. (aff_combination_const, aff_combination_add_cst) (wide_int_constant_multiple_p, aff_comb_cannot_overlap_p): Take the constants as poly_widest_int rather than widest_int. (tree_to_aff_combination): Generalize INTEGER_CST case to poly_int_tree_p. (aff_combination_to_tree): Track offsets as poly_widest_ints. (aff_combination_add_product, aff_combination_mult): Handle polynomial offsets. (aff_combination_constant_multiple_p): Return the multiplier as a poly_widest_int. * tree-predcom.c (determine_offset): Return the offset as a poly_widest_int. (split_data_refs_to_components, suitable_component_p): Update accordingly. (valid_initializer_p): Update call to aff_combination_constant_multiple_p. * tree-ssa-address.c (addr_to_parts): Handle polynomial offsets. * tree-ssa-loop-ivopts.c (get_address_cost_ainc): Take the step as a poly_int64 rather than a HOST_WIDE_INT. (get_address_cost): Handle polynomial offsets. (iv_elimination_compare_lt): Likewise. (rewrite_use_nonlinear_expr): Likewise. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * tree-dfa.h (get_addr_base_and_unit_offset_1): Return the offset as a poly_int64_pod rather than a HOST_WIDE_INT. (get_addr_base_and_unit_offset): Likewise. * tree-dfa.c (get_addr_base_and_unit_offset_1): Likewise. (get_addr_base_and_unit_offset): Likewise. * doc/match-and-simplify.texi: Change off from HOST_WIDE_INT to poly_int64 in example. * fold-const.c (fold_binary_loc): Update call to get_addr_base_and_unit_offset. * gimple-fold.c (gimple_fold_builtin_memory_op): Likewise. (maybe_canonicalize_mem_ref_addr): Likewise. (gimple_fold_stmt_to_constant_1): Likewise. * gimple-ssa-warn-restrict.c (builtin_memref::builtin_memref): Likewise. * ipa-param-manipulation.c (ipa_modify_call_arguments): Likewise. * match.pd: Likewise. * omp-low.c (lower_omp_target): Likewise. * tree-sra.c (build_ref_for_offset): Likewise. (build_debug_ref_for_model): Likewise. * tree-ssa-address.c (maybe_fold_tmr): Likewise. * tree-ssa-alias.c (ao_ref_init_from_ptr_and_size): Likewise. * tree-ssa-ccp.c (optimize_memcpy): Likewise. * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise. (constant_pointer_difference): Likewise. * tree-ssa-loop-niter.c (expand_simple_operations): Likewise. * tree-ssa-phiopt.c (jump_function_from_stmt): Likewise. * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise. * tree-ssa-sccvn.c (vn_reference_fold_indirect): Likewise. (vn_reference_maybe_forwprop_address, vn_reference_lookup_3): Likewise. (set_ssa_val_to): Likewise. * tree-ssa-strlen.c (get_addr_stridx, addr_stridxptr) (maybe_diag_stxncpy_trunc): Likewise. * tree-vrp.c (vrp_prop::check_array_ref): Likewise. * tree.c (build_simple_mem_ref_loc): Likewise. (array_at_struct_end_p): Likewise. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * tree-dfa.h (get_ref_base_and_extent): Return the base, size and max_size as poly_int64_pods rather than HOST_WIDE_INTs. (get_ref_base_and_extent_hwi): Declare. * tree-dfa.c (get_ref_base_and_extent): Return the base, size and max_size as poly_int64_pods rather than HOST_WIDE_INTs. (get_ref_base_and_extent_hwi): New function. * cfgexpand.c (expand_debug_expr): Update call to get_ref_base_and_extent. * dwarf2out.c (add_var_loc_to_decl): Likewise. * gimple-fold.c (get_base_constructor): Return the offset as a poly_int64_pod rather than a HOST_WIDE_INT. (fold_const_aggregate_ref_1): Track polynomial sizes and offsets. * ipa-polymorphic-call.c (ipa_polymorphic_call_context::set_by_invariant) (extr_type_from_vtbl_ptr_store): Track polynomial offsets. (ipa_polymorphic_call_context::ipa_polymorphic_call_context) (check_stmt_for_type_change): Use get_ref_base_and_extent_hwi rather than get_ref_base_and_extent. (ipa_polymorphic_call_context::get_dynamic_type): Likewise. * ipa-prop.c (ipa_load_from_parm_agg, compute_complex_assign_jump_func) (get_ancestor_addr_info, determine_locally_known_aggregate_parts): Likewise. * ipa-param-manipulation.c (ipa_get_adjustment_candidate): Update call to get_ref_base_and_extent. * tree-sra.c (create_access, get_access_for_expr): Likewise. * tree-ssa-alias.c (ao_ref_base, aliasing_component_refs_p) (stmt_kills_ref_p): Likewise. * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise. * tree-ssa-scopedtables.c (avail_expr_hash, equal_mem_array_ref_p): Likewise. * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise. Use get_ref_base_and_extent_hwi rather than get_ref_base_and_extent when calling native_encode_expr. * tree-ssa-structalias.c (get_constraint_for_component_ref): Update call to get_ref_base_and_extent. (do_structure_copy): Use get_ref_base_and_extent_hwi rather than get_ref_base_and_extent. * var-tracking.c (track_expr_p): Likewise. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * ipa-param-manipulation.h (ipa_parm_adjustment::offset): Change from HOST_WIDE_INT to poly_int64_pod. * ipa-param-manipulation.c (ipa_modify_call_arguments): Track polynomail parameter offsets. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * gengtype.c (main): Handle poly_int64_pod. * dwarf2out.h (dw_cfi_oprnd_cfa_loc): New dw_cfi_oprnd_type. (dw_cfi_oprnd::dw_cfi_cfa_loc): New field. (dw_cfa_location::offset, dw_cfa_location::base_offset): Change from HOST_WIDE_INT to poly_int64_pod. * dwarf2cfi.c (queued_reg_save::cfa_offset): Likewise. (copy_cfa): New function. (lookup_cfa_1): Use the cached dw_cfi_cfa_loc, if it exists. (cfi_oprnd_equal_p): Handle dw_cfi_oprnd_cfa_loc. (cfa_equal_p, dwarf2out_frame_debug_adjust_cfa) (dwarf2out_frame_debug_cfa_offset, dwarf2out_frame_debug_expr) (initial_return_save): Treat offsets as poly_ints. (def_cfa_0): Likewise. Cache the CFA in dw_cfi_cfa_loc if either offset is nonconstant. (reg_save): Take the offset as a poly_int64. Fall back to DW_CFA_expression for nonconstant offsets. (queue_reg_save): Take the offset as a poly_int64. * dwarf2out.c (dw_cfi_oprnd2_desc): Handle DW_CFA_def_cfa_expression. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * rtl.h (operand_subword, operand_subword_force): Take the offset as a poly_uint64 an unsigned int. * emit-rtl.c (operand_subword, operand_subword_force): Likewise. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * doc/rtl.texi: Update documentation of SUBREG_BYTE. Document the 'p' format code. Use INT_LIST rather than SUBREG as the example of a code with an XINT and an XEXP. Remove the implication that accessing an rtx field using XINT is expected to work. * rtl.def (SUBREG): Change format from "ei" to "ep". * rtl.h (rtunion::rt_subreg): New field. (XCSUBREG): New macro. (SUBREG_BYTE): Use it. (subreg_shape): Change offset from an unsigned int to a poly_uint16. Update constructor accordingly. (subreg_shape::operator ==): Update accordingly. (subreg_shape::unique_id): Return an unsigned HOST_WIDE_INT rather than an unsigned int. (subreg_lsb, subreg_lowpart_offset, subreg_highpart_offset): Return a poly_uint64 rather than an unsigned int. (subreg_lsb_1): Likewise. Take the offset as a poly_uint64 rather than an unsigned int. (subreg_size_offset_from_lsb, subreg_size_lowpart_offset) (subreg_size_highpart_offset): Return a poly_uint64 rather than an unsigned int. Take the sizes as poly_uint64s. (subreg_offset_from_lsb): Return a poly_uint64 rather than an unsigned int. Take the shift as a poly_uint64 rather than an unsigned int. (subreg_regno_offset, subreg_offset_representable_p): Take the offset as a poly_uint64 rather than an unsigned int. (simplify_subreg_regno): Likewise. (byte_lowpart_offset): Return the memory offset as a poly_int64 rather than an int. (subreg_memory_offset): Likewise. Take the subreg offset as a poly_uint64 rather than an unsigned int. (simplify_subreg, simplify_gen_subreg, subreg_get_info) (gen_rtx_SUBREG, validate_subreg): Take the subreg offset as a poly_uint64 rather than an unsigned int. * rtl.c (rtx_format): Describe 'p' in comment. (copy_rtx, rtx_equal_p_cb, rtx_equal_p): Handle 'p'. * emit-rtl.c (validate_subreg, gen_rtx_SUBREG): Take the subreg offset as a poly_uint64 rather than an unsigned int. (byte_lowpart_offset): Return the memory offset as a poly_int64 rather than an int. (subreg_memory_offset): Likewise. Take the subreg offset as a poly_uint64 rather than an unsigned int. (subreg_size_lowpart_offset, subreg_size_highpart_offset): Take the mode sizes as poly_uint64s rather than unsigned ints. Return a poly_uint64 rather than an unsigned int. (subreg_lowpart_p): Treat subreg offsets as poly_ints. (copy_insn_1): Handle 'p'. * rtlanal.c (set_noop_p): Treat subregs offsets as poly_uint64s. (subreg_lsb_1): Take the subreg offset as a poly_uint64 rather than an unsigned int. Return the shift in the same way. (subreg_lsb): Return the shift as a poly_uint64 rather than an unsigned int. (subreg_size_offset_from_lsb): Take the sizes and shift as poly_uint64s rather than unsigned ints. Return the offset as a poly_uint64. (subreg_get_info, subreg_regno_offset, subreg_offset_representable_p) (simplify_subreg_regno): Take the offset as a poly_uint64 rather than an unsigned int. * rtlhash.c (add_rtx): Handle 'p'. * genemit.c (gen_exp): Likewise. * gengenrtl.c (type_from_format, gendef): Likewise. * gensupport.c (subst_pattern_match, get_alternatives_number) (collect_insn_data, alter_predicate_for_insn, alter_constraints) (subst_dup): Likewise. * gengtype.c (adjust_field_rtx_def): Likewise. * genrecog.c (find_operand, find_matching_operand, validate_pattern) (match_pattern_2): Likewise. (rtx_test::SUBREG_FIELD): New rtx_test::kind_enum. (rtx_test::subreg_field): New function. (operator ==, safe_to_hoist_p, transition_parameter_type) (print_nonbool_test, print_test): Handle SUBREG_FIELD. * genattrtab.c (attr_rtx_1): Say that 'p' is deliberately not handled. * genpeep.c (match_rtx): Likewise. * print-rtl.c (print_poly_int): Include if GENERATOR_FILE too. (rtx_writer::print_rtx_operand): Handle 'p'. (print_value): Handle SUBREG. * read-rtl.c (apply_int_iterator): Likewise. (rtx_reader::read_rtx_operand): Handle 'p'. * alias.c (rtx_equal_for_memref_p): Likewise. * cselib.c (rtx_equal_for_cselib_1, cselib_hash_rtx): Likewise. * caller-save.c (replace_reg_with_saved_mem): Treat subreg offsets as poly_ints. * calls.c (expand_call): Likewise. * combine.c (combine_simplify_rtx, expand_field_assignment): Likewise. (make_extraction, gen_lowpart_for_combine): Likewise. * loop-invariant.c (hash_invariant_expr_1, invariant_expr_equal_p): Likewise. * cse.c (remove_invalid_subreg_refs): Take the offset as a poly_uint64 rather than an unsigned int. Treat subreg offsets as poly_ints. (exp_equiv_p): Handle 'p'. (hash_rtx_cb): Likewise. Treat subreg offsets as poly_ints. (equiv_constant, cse_insn): Treat subreg offsets as poly_ints. * dse.c (find_shift_sequence): Likewise. * dwarf2out.c (rtl_for_decl_location): Likewise. * expmed.c (extract_low_bits): Likewise. * expr.c (emit_group_store, undefined_operand_subword_p): Likewise. (expand_expr_real_2): Likewise. * final.c (alter_subreg): Likewise. (leaf_renumber_regs_insn): Handle 'p'. * function.c (assign_parm_find_stack_rtl, assign_parm_setup_stack): Treat subreg offsets as poly_ints. * fwprop.c (forward_propagate_and_simplify): Likewise. * ifcvt.c (noce_emit_move_insn, noce_emit_cmove): Likewise. * ira.c (get_subreg_tracking_sizes): Likewise. * ira-conflicts.c (go_through_subreg): Likewise. * ira-lives.c (process_single_reg_class_operands): Likewise. * jump.c (rtx_renumbered_equal_p): Likewise. Handle 'p'. * lower-subreg.c (simplify_subreg_concatn): Take the subreg offset as a poly_uint64 rather than an unsigned int. (simplify_gen_subreg_concatn, resolve_simple_move): Treat subreg offsets as poly_ints. * lra-constraints.c (operands_match_p): Handle 'p'. (match_reload, curr_insn_transform): Treat subreg offsets as poly_ints. * lra-spills.c (assign_mem_slot): Likewise. * postreload.c (move2add_valid_value_p): Likewise. * recog.c (general_operand, indirect_operand): Likewise. * regcprop.c (copy_value, maybe_mode_change): Likewise. (copyprop_hardreg_forward_1): Likewise. * reginfo.c (simplifiable_subregs_hasher::hash, simplifiable_subregs) (record_subregs_of_mode): Likewise. * rtlhooks.c (gen_lowpart_general, gen_lowpart_if_possible): Likewise. * reload.c (operands_match_p): Handle 'p'. (find_reloads_subreg_address): Treat subreg offsets as poly_ints. * reload1.c (alter_reg, choose_reload_regs): Likewise. (compute_reload_subreg_offset): Likewise, and return an poly_int64. * simplify-rtx.c (simplify_truncation, simplify_binary_operation_1): (test_vector_ops_duplicate): Treat subreg offsets as poly_ints. (simplify_const_poly_int_tests::run): Likewise. (simplify_subreg, simplify_gen_subreg): Take the subreg offset as a poly_uint64 rather than an unsigned int. * valtrack.c (debug_lowpart_subreg): Likewise. * var-tracking.c (var_lowpart): Likewise. (loc_cmp): Handle 'p'. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * ira.c (get_subreg_tracking_sizes): New function. (init_live_subregs): Take an integer size rather than a register. (build_insn_chain): Use get_subreg_tracking_sizes. Update calls to init_live_subregs. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * expr.c (store_constructor_field): Change bitsize from a unsigned HOST_WIDE_INT to a poly_uint64 and bitpos from a HOST_WIDE_INT to a poly_int64. (store_constructor): Change size from a HOST_WIDE_INT to a poly_int64. (store_field): Likewise bitsize and bitpos. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * expmed.h (store_bit_field): Change bitregion_start and bitregion_end from unsigned HOST_WIDE_INT to poly_uint64. * expmed.c (adjust_bit_field_mem_for_reg, strict_volatile_bitfield_p) (store_bit_field_1, store_integral_bit_field, store_bit_field) (store_fixed_bit_field, store_split_bit_field): Likewise. * expr.c (store_constructor_field, store_field): Likewise. (optimize_bitfield_assignment_op): Likewise. Make the same change to bitsize and bitpos. * machmode.h (bit_field_mode_iterator): Change m_bitregion_start and m_bitregion_end from HOST_WIDE_INT to poly_int64. Make the same change in the constructor arguments. (get_best_mode): Change bitregion_start and bitregion_end from unsigned HOST_WIDE_INT to poly_uint64. * stor-layout.c (bit_field_mode_iterator::bit_field_mode_iterator): Change bitregion_start and bitregion_end from HOST_WIDE_INT to poly_int64. (bit_field_mode_iterator::next_mode): Update for new types of m_bitregion_start and m_bitregion_end. (get_best_mode): Change bitregion_start and bitregion_end from unsigned HOST_WIDE_INT to poly_uint64. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * rtl.h (simplify_gen_subreg): Add a temporary overload that accepts poly_uint64 offsets. * expmed.h (extract_bit_field): Take bitsize and bitnum as poly_uint64s rather than unsigned HOST_WIDE_INTs. * expmed.c (lowpart_bit_field_p): Likewise. (extract_bit_field_as_subreg): New function, split out from... (extract_bit_field_1): ...here. Take bitsize and bitnum as poly_uint64s rather than unsigned HOST_WIDE_INTs. For vector extractions, check that BITSIZE matches the size of the extracted value and that BITNUM is an exact multiple of that size. If all else fails, try forcing the value into memory if BITNUM is variable, and adjusting the address so that the offset is constant. Split the part that can only handle constant bitsize and bitnum out into... (extract_integral_bit_field): ...this new function. (extract_bit_field): Take bitsize and bitnum as poly_uint64s rather than unsigned HOST_WIDE_INTs. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * expmed.h (store_bit_field): Take bitsize and bitnum as poly_uint64s rather than unsigned HOST_WIDE_INTs. * expmed.c (simple_mem_bitfield_p): Likewise. Add a parameter that returns the byte size. (store_bit_field_1): Take bitsize and bitnum as poly_uint64s rather than unsigned HOST_WIDE_INTs. Update call to simple_mem_bitfield_p. Split the part that can only handle constant bitsize and bitnum out into... (store_integral_bit_field): ...this new function. (store_bit_field): Take bitsize and bitnum as poly_uint64s rather than unsigned HOST_WIDE_INTs. (extract_bit_field_1): Update call to simple_mem_bitfield_p. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * lra-int.h (lra_reg): Change offset from int to poly_int64. (lra_insn_recog_data): Change sp_offset from HOST_WIDE_INT to poly_int64. (lra_eliminate_regs_1, eliminate_regs_in_insn): Change update_sp_offset from a HOST_WIDE_INT to a poly_int64. (lra_update_reg_val_offset, lra_reg_val_equal_p): Take the offset as a poly_int64 rather than an int. * lra-assigns.c (find_hard_regno_for_1): Handle poly_int64 offsets. (setup_live_pseudos_and_spill_after_risky_transforms): Likewise. * lra-constraints.c (equiv_address_substitution): Track offsets as poly_int64s. (emit_inc): Check poly_int_rtx_p instead of CONST_INT_P. (curr_insn_transform): Handle the new form of sp_offset. * lra-eliminations.c (lra_elim_table): Change previous_offset and offset from HOST_WIDE_INT to poly_int64. (print_elim_table, update_reg_eliminate): Update accordingly. (self_elim_offsets): Change from HOST_WIDE_INT to poly_int64_pod. (get_elimination): Update accordingly. (form_sum): Check poly_int_rtx_p instead of CONST_INT_P. (lra_eliminate_regs_1, eliminate_regs_in_insn): Change update_sp_offset from a HOST_WIDE_INT to a poly_int64. Handle poly_int64 offsets generally. (curr_sp_change): Change from HOST_WIDE_INT to poly_int64. (mark_not_eliminable, init_elimination): Update accordingly. (remove_reg_equal_offset_note): Return a bool and pass the new offset back by pointer as a poly_int64. * lra-remat.c (change_sp_offset): Take sp_offset as a poly_int64 rather than a HOST_WIDE_INT. (do_remat): Track offsets poly_int64s. * lra.c (lra_update_insn_recog_data, setup_sp_offset): Likewise. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * rtl.h (mem_attrs): Add a default constructor. Change size and offset from HOST_WIDE_INT to poly_int64. * emit-rtl.h (set_mem_offset, set_mem_size, adjust_address_1) (adjust_automodify_address_1, set_mem_attributes_minus_bitpos) (widen_memory_access): Take the sizes and offsets as poly_int64s rather than HOST_WIDE_INTs. * alias.c (ao_ref_from_mem): Handle the new form of MEM_OFFSET. (offset_overlap_p): Take poly_int64s rather than HOST_WIDE_INTs and ints. (adjust_offset_for_component_ref): Change the offset from a HOST_WIDE_INT to a poly_int64. (nonoverlapping_memrefs_p): Track polynomial offsets and sizes. * cfgcleanup.c (merge_memattrs): Update after mem_attrs changes. * dce.c (find_call_stack_args): Likewise. * dse.c (record_store): Likewise. * dwarf2out.c (tls_mem_loc_descriptor, dw_sra_loc_expr): Likewise. * print-rtl.c (rtx_writer::print_rtx): Likewise. * read-rtl-function.c (test_loading_mem): Likewise. * rtlanal.c (may_trap_p_1): Likewise. * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise. * var-tracking.c (int_mem_offset, track_expr_p): Likewise. * emit-rtl.c (mem_attrs_eq_p, get_mem_align_offset): Likewise. (mem_attrs::mem_attrs): New function. (set_mem_attributes_minus_bitpos): Change bitpos from a HOST_WIDE_INT to poly_int64. (set_mem_alias_set, set_mem_addr_space, set_mem_align, set_mem_expr) (clear_mem_offset, clear_mem_size, change_address) (get_spill_slot_decl, set_mem_attrs_for_spill): Directly initialize mem_attrs. (set_mem_offset, set_mem_size, adjust_address_1) (adjust_automodify_address_1, offset_address, widen_memory_access): Likewise. Take poly_int64s rather than HOST_WIDE_INT. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * rtlanal.c (rtx_addr_can_trap_p_1): Take the offset and size as poly_int64s rather than HOST_WIDE_INTs. Use a size of -1 rather than 0 to represent an unknown size. Assert that the size is known when the mode isn't BLKmode. (may_trap_p_1): Use -1 for unknown sizes. (rtx_addr_can_trap_p): Likewise. Pass BLKmode rather than VOIDmode. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * dse.c (store_info): Change offset and width from HOST_WIDE_INT to poly_int64. Update commentary for positions_needed.large. (read_info_type): Change offset and width from HOST_WIDE_INT to poly_int64. (set_usage_bits): Likewise. (canon_address): Return the offset as a poly_int64 rather than a HOST_WIDE_INT. Use strip_offset_and_add. (set_all_positions_unneeded, any_positions_needed_p): Use positions_needed.large to track stores with non-constant widths. (all_positions_needed_p): Likewise. Take the offset and width as poly_int64s rather than ints. Assert that rhs is nonnull. (record_store): Cope with non-constant offsets and widths. Nullify the rhs of an earlier store if we can't tell which bytes of it are needed. (find_shift_sequence): Take the access_size and shift as poly_int64s rather than ints. (get_stored_val): Take the read_offset and read_width as poly_int64s rather than HOST_WIDE_INTs. (check_mem_read_rtx, scan_stores, scan_reads, dse_step5): Handle non-constant offsets and widths. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * inchash.h (inchash::hash::add_poly_int): New function. * tree-ssa-alias.h (ao_ref::offset, ao_ref::size, ao_ref::max_size): Use poly_int64 rather than HOST_WIDE_INT. (ao_ref::max_size_known_p): New function. * tree-ssa-sccvn.h (vn_reference_op_struct::off): Use poly_int64_pod rather than HOST_WIDE_INT. * tree-ssa-alias.c (ao_ref_base): Apply get_ref_base_and_extent to temporaries until its interface is adjusted to match. (ao_ref_init_from_ptr_and_size): Handle polynomial offsets and sizes. (aliasing_component_refs_p, decl_refs_may_alias_p) (indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p): Take the offsets and max_sizes as poly_int64s instead of HOST_WIDE_INTs. (refs_may_alias_p_1, stmt_kills_ref_p): Adjust for changes to ao_ref fields. * alias.c (ao_ref_from_mem): Likewise. * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise. * tree-ssa-dse.c (valid_ao_ref_for_dse, normalize_ref) (clear_bytes_written_by, setup_live_bytes_from_ref, compute_trims) (maybe_trim_complex_store, maybe_trim_constructor_store) (live_bytes_read, dse_classify_store): Likewise. * tree-ssa-sccvn.c (vn_reference_compute_hash, vn_reference_eq): (copy_reference_ops_from_ref, ao_ref_init_from_vn_reference) (fully_constant_vn_reference_p, valueize_refs_1): Likewise. (vn_reference_lookup_3): Likewise. * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * tree-ssa-alias.c (indirect_ref_may_alias_decl_p) (indirect_refs_may_alias_p): Use ranges_may_overlap_p instead of ranges_overlap_p. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * tree-ssa-alias.c (same_addr_size_stores_p): Take the offsets and sizes as poly_int64s rather than HOST_WIDE_INTs. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * gimple-fold.h (fold_ctor_reference): Take the offset and size as poly_uint64 rather than unsigned HOST_WIDE_INT. * gimple-fold.c (fold_ctor_reference): Likewise. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * target.def (dwarf_poly_indeterminate_value): New hook. * targhooks.h (default_dwarf_poly_indeterminate_value): Declare. * targhooks.c (default_dwarf_poly_indeterminate_value): New function. * doc/tm.texi.in (TARGET_DWARF_POLY_INDETERMINATE_VALUE): Document. * doc/tm.texi: Regenerate. * dwarf2out.h (build_cfa_loc, build_cfa_aligned_loc): Take the offset as a poly_int64. * dwarf2out.c (new_reg_loc_descr): Move later in file. Take the offset as a poly_int64. (loc_descr_plus_const, loc_list_plus_const, build_cfa_aligned_loc): Take the offset as a poly_int64. (build_cfa_loc): Likewise. Use loc_descr_plus_const. (frame_pointer_fb_offset): Change to a poly_int64. (int_loc_descriptor): Take the offset as a poly_int64. Use targetm.dwarf_poly_indeterminate_value for polynomial offsets. (based_loc_descr): Take the offset as a poly_int64. Use strip_offset_and_add to handle (plus X (const)). Use new_reg_loc_descr instead of an open-coded version of the previous implementation. (mem_loc_descriptor): Handle CONST_POLY_INT. (compute_frame_pointer_to_fb_displacement): Take the offset as a poly_int64. Use strip_offset_and_add to handle (plus X (const)). 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * rtl.h (reg_attrs::offset): Change from HOST_WIDE_INT to poly_int64. (gen_rtx_REG_offset): Take the offset as a poly_int64. * inchash.h (inchash::hash::add_poly_hwi): New function. * gengtype.c (main): Register poly_int64. * emit-rtl.c (reg_attr_hasher::hash): Use inchash. Treat the offset as a poly_int. (reg_attr_hasher::equal): Use must_eq to compare offsets. (get_reg_attrs, update_reg_offset, gen_rtx_REG_offset): Take the offset as a poly_int64. (set_reg_attrs_from_value): Treat the offset as a poly_int64. * print-rtl.c (print_poly_int): New function. (rtx_writer::print_rtx_operand_code_r): Treat REG_OFFSET as a poly_int. * var-tracking.c (track_offset_p, get_tracked_reg_offset): New functions. (var_reg_set, var_reg_delete_and_set, var_reg_delete): Use them. (same_variable_part_p, track_loc_p): Take the offset as a poly_int64. (vt_get_decl_and_offset): Return the offset as a poly_int64. Enforce track_offset_p for parts of a PARALLEL. (vt_add_function_parameter): Use const_offset for the final offset to track. Use get_tracked_reg_offset for the parts of a PARALLEL. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * target.def (truly_noop_truncation): Take poly_uint64s instead of unsigned ints. Change default to hook_bool_puint64_puint64_true. * doc/tm.texi: Regenerate. * hooks.h (hook_bool_uint_uint_true): Delete. (hook_bool_puint64_puint64_true): Declare. * hooks.c (hook_bool_uint_uint_true): Delete. (hook_bool_puint64_puint64_true): New function. * config/mips/mips.c (mips_truly_noop_truncation): Take poly_uint64s instead of unsigned ints. * config/spu/spu.c (spu_truly_noop_truncation): Likewise. * config/tilegx/tilegx.c (tilegx_truly_noop_truncation): Likewise. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * optabs.h (expand_operand): Add an int_value field. (create_expand_operand): Add an int_value parameter and use it to initialize the new expand_operand field. (create_integer_operand): Replace with a declaration of a function that accepts poly_int64s. Move the implementation to... * optabs.c (create_integer_operand): ...here. (maybe_legitimize_operand): For EXPAND_INTEGER, check whether the mode preserves the value of int_value, instead of calling const_int_operand on the rtx. Use gen_int_mode to generate the new rtx. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * dumpfile.h (dump_dec): Declare. * dumpfile.c (dump_dec): New function. * pretty-print.h (pp_wide_integer): Turn into a function and declare a poly_int version. * pretty-print.c (pp_wide_integer): New function for poly_ints. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * doc/generic.texi (POLY_INT_CST): Document. * tree.def (POLY_INT_CST): New tree code. * treestruct.def (TS_POLY_INT_CST): New tree layout. * tree-core.h (tree_poly_int_cst): New struct. (tree_node): Add a poly_int_cst field. * tree.h (POLY_INT_CST_P, POLY_INT_CST_COEFF): New macros. (wide_int_to_tree, force_fit_type): Take a poly_wide_int_ref instead of a wide_int_ref. (build_int_cst, build_int_cst_type): Take a poly_int64 instead of a HOST_WIDE_INT. (build_int_cstu, build_array_type_nelts): Take a poly_uint64 instead of an unsigned HOST_WIDE_INT. (build_poly_int_cst, tree_fits_poly_int64_p, tree_fits_poly_uint64_p) (ptrdiff_tree_p): Declare. (tree_to_poly_int64, tree_to_poly_uint64): Likewise. Provide extern inline implementations if the target doesn't use POLY_INT_CST. (poly_int_tree_p): New function. (wi::unextended_tree): New class. (wi::int_traits ): New override. (wi::extended_tree): Add a default constructor. (wi::extended_tree::get_tree): New function. (wi::widest_extended_tree, wi::offset_extended_tree): New typedefs. (wi::tree_to_widest_ref, wi::tree_to_offset_ref): Use them. (wi::tree_to_poly_widest_ref, wi::tree_to_poly_offset_ref) (wi::tree_to_poly_wide_ref): New typedefs. (wi::ints_for): Provide overloads for extended_tree and unextended_tree. (poly_int_cst_value, wi::to_poly_widest, wi::to_poly_offset) (wi::to_wide): New functions. (wi::fits_to_boolean_p, wi::fits_to_tree_p): Handle poly_ints. * tree.c (poly_int_cst_hasher): New struct. (poly_int_cst_hash_table): New variable. (tree_node_structure_for_code, tree_code_size, simple_cst_equal) (valid_constant_size_p, add_expr, drop_tree_overflow): Handle POLY_INT_CST. (initialize_tree_contains_struct): Handle TS_POLY_INT_CST. (init_ttree): Initialize poly_int_cst_hash_table. (build_int_cst, build_int_cst_type, build_invariant_address): Take a poly_int64 instead of a HOST_WIDE_INT. (build_int_cstu, build_array_type_nelts): Take a poly_uint64 instead of an unsigned HOST_WIDE_INT. (wide_int_to_tree): Rename to... (wide_int_to_tree_1): ...this. (build_new_poly_int_cst, build_poly_int_cst): New functions. (force_fit_type): Take a poly_wide_int_ref instead of a wide_int_ref. (wide_int_to_tree): New function that takes a poly_wide_int_ref. (ptrdiff_tree_p, tree_to_poly_int64, tree_to_poly_uint64) (tree_fits_poly_int64_p, tree_fits_poly_uint64_p): New functions. * lto-streamer-out.c (DFS::DFS_write_tree_body, hash_tree): Handle TS_POLY_INT_CST. * tree-streamer-in.c (lto_input_ts_poly_tree_pointers): Likewise. (streamer_read_tree_body): Likewise. * tree-streamer-out.c (write_ts_poly_tree_pointers): Likewise. (streamer_write_tree_body): Likewise. * tree-streamer.c (streamer_check_handled_ts_structures): Likewise. * asan.c (asan_protect_global): Require the size to be an INTEGER_CST. * cfgexpand.c (expand_debug_expr): Handle POLY_INT_CST. * expr.c (expand_expr_real_1, const_vector_from_tree): Likewise. * gimple-expr.h (is_gimple_constant): Likewise. * gimplify.c (maybe_with_size_expr): Likewise. * print-tree.c (print_node): Likewise. * tree-data-ref.c (data_ref_compare_tree): Likewise. * tree-pretty-print.c (dump_generic_node): Likewise. * tree-ssa-address.c (addr_for_mem_ref): Likewise. * tree-vect-data-refs.c (dr_group_sort_cmp): Likewise. * tree-vrp.c (compare_values_warnv): Likewise. * tree-ssa-loop-ivopts.c (determine_base_object, constant_multiple_of) (get_loop_invariant_expr, add_candidate_1, get_computation_aff_1) (force_expr_to_var_cost): Likewise. * tree-ssa-loop.c (for_each_index): Likewise. * fold-const.h (build_invariant_address, size_int_kind): Take a poly_int64 instead of a HOST_WIDE_INT. * fold-const.c (fold_negate_expr_1, const_binop, const_unop) (fold_convert_const, multiple_of_p, fold_negate_const): Handle POLY_INT_CST. (size_binop_loc): Likewise. Allow int_const_binop_1 to fail. (int_const_binop_2): New function, split out from... (int_const_binop_1): ...here. Handle POLY_INT_CST. (size_int_kind): Take a poly_int64 instead of a HOST_WIDE_INT. * expmed.c (make_tree): Handle CONST_POLY_INT_P. * gimple-ssa-strength-reduction.c (slsr_process_add) (slsr_process_mul): Check for INTEGER_CSTs before using them as candidates. * stor-layout.c (bits_from_bytes): New function. (bit_from_pos): Use it. (layout_type): Likewise. For vectors, multiply the TYPE_SIZE_UNIT by BITS_PER_UNIT to get the TYPE_SIZE. * tree-cfg.c (verify_expr, verify_types_in_gimple_reference): Allow MEM_REF and TARGET_MEM_REF offsets to be a POLY_INT_CST. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * doc/rtl.texi (const_poly_int): Document. Also document the rtl sharing behavior. * gengenrtl.c (excluded_rtx): Return true for CONST_POLY_INT. * rtl.h (const_poly_int_def): New struct. (rtx_def::u): Add a cpi field. (CASE_CONST_UNIQUE, CASE_CONST_ANY): Add CONST_POLY_INT. (CONST_POLY_INT_P, CONST_POLY_INT_COEFFS): New macros. (wi::rtx_to_poly_wide_ref): New typedef (const_poly_int_value, wi::to_poly_wide, rtx_to_poly_int64) (poly_int_rtx_p): New functions. (trunc_int_for_mode): Declare a poly_int64 version. (plus_constant): Take a poly_int64 instead of a HOST_WIDE_INT. (immed_wide_int_const): Take a poly_wide_int_ref rather than a wide_int_ref. (strip_offset): Declare. (strip_offset_and_add): New function. * rtl.def (CONST_POLY_INT): New rtx code. * rtl.c (rtx_size): Handle CONST_POLY_INT. (shared_const_p): Use poly_int_rtx_p. * emit-rtl.h (gen_int_mode): Take a poly_int64 instead of a HOST_WIDE_INT. (gen_int_shift_amount): Likewise. * emit-rtl.c (const_poly_int_hasher): New class. (const_poly_int_htab): New variable. (init_emit_once): Initialize it when NUM_POLY_INT_COEFFS > 1. (const_poly_int_hasher::hash): New function. (const_poly_int_hasher::equal): Likewise. (gen_int_mode): Take a poly_int64 instead of a HOST_WIDE_INT. (immed_wide_int_const): Rename to... (immed_wide_int_const_1): ...this and make static. (immed_wide_int_const): New function, taking a poly_wide_int_ref instead of a wide_int_ref. (gen_int_shift_amount): Take a poly_int64 instead of a HOST_WIDE_INT. (gen_lowpart_common): Handle CONST_POLY_INT. * cse.c (hash_rtx_cb, equiv_constant): Likewise. * cselib.c (cselib_hash_rtx): Likewise. * dwarf2out.c (const_ok_for_output_1): Likewise. * expr.c (convert_modes): Likewise. * print-rtl.c (rtx_writer::print_rtx, print_value): Likewise. * rtlhash.c (add_rtx): Likewise. * explow.c (trunc_int_for_mode): Add a poly_int64 version. (plus_constant): Take a poly_int64 instead of a HOST_WIDE_INT. Handle existing CONST_POLY_INT rtxes. * expmed.h (expand_shift): Take a poly_int64 instead of a HOST_WIDE_INT. * expmed.c (expand_shift): Likewise. * rtlanal.c (strip_offset): New function. (commutative_operand_precedence): Give CONST_POLY_INT the same precedence as CONST_DOUBLE and put CONST_WIDE_INT between that and CONST_INT. * rtl-tests.c (const_poly_int_tests): New struct. (rtl_tests_c_tests): Use it. * simplify-rtx.c (simplify_const_unary_operation): Handle CONST_POLY_INT. (simplify_const_binary_operation): Likewise. (simplify_binary_operation_1): Fold additions of symbolic constants and CONST_POLY_INTs. (simplify_subreg): Handle extensions and truncations of CONST_POLY_INTs. (simplify_const_poly_int_tests): New struct. (simplify_rtx_c_tests): Use it. * wide-int.h (storage_ref): Add default constructor. (wide_int_ref_storage): Likewise. (trailing_wide_ints): Use GTY((user)). (trailing_wide_ints::operator[]): Add a const version. (trailing_wide_ints::get_precision): New function. (trailing_wide_ints::extra_size): Likewise. 2017-12-20 Richard Sandiford Alan Hayward David Sherwood * emit-rtl.h (gen_int_shift_amount): Declare. * emit-rtl.c (gen_int_shift_amount): New function. * asan.c (asan_emit_stack_protection): Use gen_int_shift_amount instead of GEN_INT. * calls.c (shift_return_value): Likewise. * cse.c (fold_rtx): Likewise. * dse.c (find_shift_sequence): Likewise. * expmed.c (init_expmed_one_mode, store_bit_field_1, expand_shift_1) (expand_shift, expand_smod_pow2): Likewise. * lower-subreg.c (shift_cost): Likewise. * optabs.c (expand_superword_shift, expand_doubleword_mult) (expand_unop, expand_binop, shift_amt_for_vec_perm_mask) (expand_vec_perm_var): Likewise. * simplify-rtx.c (simplify_unary_operation_1): Likewise. (simplify_binary_operation_1): Likewise. * combine.c (try_combine, find_split_point, force_int_to_mode) (simplify_shift_const_1, simplify_shift_const): Likewise. (change_zero_ext): Likewise. Use simplify_gen_binary. 2017-12-20 Richard Sandiford * poly-int.h (multiple_p): Fix handling of two non-poly_ints. 2017-12-20 Kyrylo Tkachov * doc/invoke.texi (ARM Options): Document accepted extension options for -march=armv8.3-a. 2017-12-20 Richard Earnshaw PR target/83105 * config.gcc (arm*-*-linux*): When configured with --with-float=hard or --with-float=softfp, set the default CPU to arm10e. 2017-12-20 Eric Botcazou * config/visium/constraints.md (J, K, L): Use IN_RANGE macro. * config/visium/predicates.md (const_shift_operand): Likewise. * config/visium/visium.c (visium_legitimize_address): Fix oversight. (visium_legitimize_reload_address): Likewise. 2017-12-20 Kyrylo Tkachov PR target/82975 * config/arm/arm.h (TEST_REGNO): Adjust comment as expected in r255830. 2017-12-20 Jakub Jelinek PR c++/83490 * calls.c (compute_argument_addresses): Ignore TYPE_EMPTY_P arguments. 2017-12-20 Julia Koval * common/config/i386/i386-common.c (OPTION_MASK_ISA_VPCLMULQDQ_SET, OPTION_MASK_ISA_VPCLMULQDQ_UNSET): New. (ix86_handle_option): Handle -mvpclmulqdq, move cx6 to flags2. * config.gcc: Include vpclmulqdqintrin.h. * config/i386/cpuid.h: Handle bit_VPCLMULQDQ. * config/i386/driver-i386.c (host_detect_local_cpu): Handle -mvpclmulqdq. * config/i386/i386-builtin.def (__builtin_ia32_vpclmulqdq_v2di, __builtin_ia32_vpclmulqdq_v4di, __builtin_ia32_vpclmulqdq_v8di): New. * config/i386/i386-c.c (__VPCLMULQDQ__): New. * config/i386/i386.c (isa2_opts): Add -mcx16. (isa_opts): Add -mpclmulqdq, remove -mcx16. (ix86_option_override_internal): Move mcx16 to flags2. (ix86_valid_target_attribute_inner_p): Add vpclmulqdq. (ix86_expand_builtin): Handle OPTION_MASK_ISA_VPCLMULQDQ. * config/i386/i386.h (TARGET_VPCLMULQDQ, TARGET_VPCLMULQDQ_P): New. * config/i386/i386.opt: Add mvpclmulqdq, move mcx16 to flags2. * config/i386/immintrin.h: Include vpclmulqdqintrin.h. * config/i386/sse.md (vpclmulqdq_): New pattern. * config/i386/vpclmulqdqintrin.h (_mm512_clmulepi64_epi128, _mm_clmulepi64_epi128, _mm256_clmulepi64_epi128): New intrinsics. * doc/invoke.texi: Add -mvpclmulqdq. 2017-12-20 Tom de Vries PR middle-end/83423 * config/i386/i386.c (ix86_static_chain): Move DECL_STATIC_CHAIN test ... * calls.c (rtx_for_static_chain): ... here. New function. * calls.h (rtx_for_static_chain): Declare. * builtins.c (expand_builtin_setjmp_receiver): Use rtx_for_static_chain instead of targetm.calls.static_chain. * df-scan.c (df_get_entry_block_def_set): Same. 2017-12-19 Tom de Vries PR tree-optimization/83493 * graphite-isl-ast-to-gimple.c (translate_isl_ast_node_for): Unshare ub and lb. 2017-12-19 Jakub Jelinek * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of inform with hardcoded english plural handling. 2017-12-18 Jeff Law PR tree-optimization/83477 * tree-ssa-threadedge.c (record_temporary_equivalences_from_phis): For a non-virtual PHI, always push a new range. 2017-12-19 Martin Sebor PR middle-end/77608 * builtins.c (compute_objsize): Handle non-constant offsets. 2017-12-19 Jakub Jelinek PR tree-optimization/83444 * tree-ssa-strlen.c (strlen_check_and_optimize_stmt): For the character load case, if get_stridx on MEM_REF's operand doesn't look usable, retry with get_addr_stridx. 2017-12-19 Alexandre Oliva PR debug/83422 * var-tracking.c (vt_debug_insns_local): Do not drop markers. (variable_tracking_main_1): Keep markers even when VTA fails. PR bootstrap/83396 * cfgexpand.c (expand_gimple_basic_block): Expand label first, even if there are markers before it. * cfgrtl.c (rtl_verify_bb_layout): Reject DEBUG_INSNs outside BBs. 2017-12-19 Jakub Jelinek * read-rtl.c (parse_reg_note_name): Replace Yoda conditions with typical order conditions. * sel-sched.c (extract_new_fences_from): Likewise. * config/visium/constraints.md (J, K, L): Likewise. * config/visium/predicates.md (const_shift_operand): Likewise. * config/visium/visium.c (visium_legitimize_address, visium_legitimize_reload_address): Likewise. * config/m68k/m68k.c (output_reg_adjust, emit_reg_adjust): Likewise. * config/arm/arm.c (arm_block_move_unaligned_straight): Likewise. * config/avr/constraints.md (Y01, Ym1, Y02, Ym2): Likewise. * config/avr/avr-log.c (avr_vdump, avr_log_set_avr_log, SET_DUMP_DETAIL): Likewise. * config/avr/predicates.md (const_8_16_24_operand): Likewise. * config/avr/avr.c (STR_PREFIX_P, avr_popcount_each_byte, avr_is_casesi_sequence, avr_casei_sequence_check_operands, avr_set_core_architecture, avr_set_current_function, avr_legitimize_reload_address, avr_asm_len, avr_print_operand, output_movqi, output_movsisf, avr_out_plus, avr_out_bitop, avr_out_fract, avr_adjust_insn_length, avr_encode_section_info, avr_2word_insn_p, output_reload_in_const, avr_has_nibble_0xf, avr_map_decompose, avr_fold_builtin): Likewise. * config/avr/driver-avr.c (avr_devicespecs_file): Likewise. * config/avr/gen-avr-mmcu-specs.c (str_prefix_p, print_mcu): Likewise. * config/i386/i386.c (ix86_parse_stringop_strategy_string): Likewise. * config/m32c/m32c-pragma.c (m32c_pragma_memregs): Likewise. * config/m32c/m32c.c (m32c_conditional_register_usage, m32c_address_cost): Likewise. * config/m32c/predicates.md (shiftcount_operand, longshiftcount_operand): Likewise. * config/iq2000/iq2000.c (iq2000_expand_prologue): Likewise. * config/nios2/nios2.c (nios2_handle_custom_fpu_insn_option, can_use_cdx_ldstw): Likewise. * config/nios2/nios2.h (CDX_REG_P): Likewise. * config/cr16/cr16.h (RETURN_ADDR_RTX, REGNO_MODE_OK_FOR_BASE_P): Likewise. * config/cr16/cr16.md (*mov_double): Likewise. * config/cr16/cr16.c (cr16_create_dwarf_for_multi_push): Likewise. * config/h8300/h8300.c (h8300_rtx_costs, get_shift_alg): Likewise. * config/vax/constraints.md (U06, U08, U16, CN6, S08, S16): Likewise. * config/vax/vax.c (adjacent_operands_p): Likewise. * config/ft32/constraints.md (L, b, KA): Likewise. * config/ft32/ft32.c (ft32_load_immediate, ft32_expand_prologue): Likewise. * cfgexpand.c (expand_stack_alignment): Likewise. * gcse.c (insert_expr_in_table): Likewise. * print-rtl.c (rtx_writer::print_rtx_operand_codes_E_and_V): Likewise. * cgraphunit.c (cgraph_node::expand): Likewise. * ira-build.c (setup_min_max_allocno_live_range_point): Likewise. * emit-rtl.c (add_insn): Likewise. * input.c (dump_location_info): Likewise. * passes.c (NEXT_PASS): Likewise. * read-rtl-function.c (parse_note_insn_name, function_reader::read_rtx_operand_r, function_reader::parse_mem_expr): Likewise. * sched-rgn.c (sched_rgn_init): Likewise. * diagnostic-show-locus.c (layout::show_ruler): Likewise. * combine.c (find_split_point, simplify_if_then_else, force_to_mode, if_then_else_cond, simplify_shift_const_1, simplify_comparison): Likewise. * explow.c (eliminate_constant_term): Likewise. * final.c (leaf_renumber_regs_insn): Likewise. * cfgrtl.c (print_rtl_with_bb): Likewise. * genhooks.c (emit_init_macros): Likewise. * poly-int.h (maybe_ne, maybe_le, maybe_lt): Likewise. * tree-data-ref.c (conflict_fn): Likewise. * selftest.c (assert_streq): Likewise. * expr.c (store_constructor_field, expand_expr_real_1): Likewise. * fold-const.c (fold_range_test, extract_muldiv_1, fold_truth_andor, fold_binary_loc, multiple_of_p): Likewise. * reload.c (push_reload, find_equiv_reg): Likewise. * et-forest.c (et_nca, et_below): Likewise. * dbxout.c (dbxout_symbol_location): Likewise. * reorg.c (relax_delay_slots): Likewise. * dojump.c (do_compare_rtx_and_jump): Likewise. * gengtype-parse.c (type): Likewise. * simplify-rtx.c (simplify_gen_ternary, simplify_gen_relational, simplify_const_relational_operation): Likewise. * reload1.c (do_output_reload): Likewise. * dumpfile.c (get_dump_file_info_by_switch): Likewise. * gengtype.c (type_for_name): Likewise. * gimple-ssa-sprintf.c (format_directive): Likewise. 2017-12-19 Kyrylo Tkachov PR target/82975 * config/arm/arm.h (TEST_REGNO): Check reg_renumber is set before accessing it. Adjust comment. 2017-12-19 Jakub Jelinek PR middle-end/81914 * predict.c (zero_one_minusone): New function. (apply_return_prediction): Avoid return prediction for functions returning only -1, 0 and 1 values, unless they only return -1 and 0 or 0 and 1. 2017-12-19 Claudiu Zissulescu * config/arc/arc.c (legitimate_scaled_address_p): Clean fall-through warning. (arc_compute_frame_size): Remove unused variables. (arc_print_operand): Fix fprintif format. (arc_can_follow_jump): Clean fall-through warning. 2017-12-19 Marek Polacek PR c++/83489 * config/i386/i386.c (init_cumulative_args): Don't check TYPE_EMPTY_P on an error node. 2017-12-19 Claudiu Zissulescu * config/arc/arc.c (overriderregs): New variable. (arc_override_options): Track fixed/call saved/call options. (arc_conditional_register_usage): Check against overrideregs variable whenever we change register properties. 2017-12-19 Nathan Sidwell * opts.c (finish_options): Don't prefix dump_base_name if it already contains directories. 2017-12-19 Martin Liska PR rtl-optimization/82675 * loop-unroll.c (unroll_loop_constant_iterations): Allocate one more element in sbitmap. 2017-12-19 Paolo Carlini * gimplify.c (gimplify_expr): Use error_operand_p. 2017-12-19 Sebastian Huber PR target/83387 * config/rs6000/t-rtems (MULTILIB_REQUIRED): Remove 64-bit soft-float multilib. 2017-12-19 Daniel Cederman * config/sparc/sparc.c (sparc_do_work_around_errata): Make sure the jump is to a label. 2017-12-19 Jakub Jelinek PR tree-optimization/83444 * tree-ssa-strlen.c (strlen_check_and_optimize_stmt): Optimize character loads. PR ipa/82801 PR ipa/83346 * ipa-inline.c (flatten_remove_node_hook): New function. (ipa_inline): Keep only nodes with flatten attribute at the end of the array in the order from ipa_reverse_postorder, only walk that portion of array for flattening, if there is more than one such node, temporarily register a removal hook and ignore removed nodes. PR tree-optimization/80631 * tree-vect-loop.c (vect_create_epilog_for_reduction): Compare induc_code against MAX_EXPR or MIN_EXPR instead of reduc_fn against IFN_REDUC_MAX or IFN_REDUC_MIN. 2017-12-18 Jeff Law * tree-ssa-dom.c (record_equivalences_from_phis): Do not record symbolic equivalences from backedges in the CFG. Revert 2017-11-19 Jeff Law * tree-ssa-dom.c (record_equivalences_from_phis): Fix handling of degenerates resulting from ignoring an edge. 2017-12-18 Martin Sebor PR middle-end/83373 PR tree-optimization/78450 * tree-ssa-strlen.c (maybe_set_strlen_range): New function. (handle_builtin_strlen): Call it. 2017-12-18 Segher Boessenkool PR rtl-optimization/83424 * rtlanal.c (dead_or_set_regno_p): Handle CLOBBER just like SET. 2017-12-18 Marek Polacek PR middle-end/83463 * gimple-ssa-warn-restrict.c (builtin_memref::builtin_memref): Check if TYPE is INTEGRAL_TYPE_P before accessing its min/max values. 2017-12-18 Claudiu Zissulescu * config/arc/arc.md (maddsidi4, maddsidi4_split): Update pattern. (umaddsidi4, umaddsidi_split): Likewise. 2017-12-18 Claudiu Zissulescu * config/arc/arc.c (arc_legitimate_constant_p): Always check all constants. 2017-12-18 Andreas Krebbel PR target/83420 * config/s390/s390.c (s390_option_override): Avoid strncpy. 2017-12-18 Richard Biener PR tree-optimization/81877 * tree-ssa-loop-im.c (ref_indep_loop_p): Remove safelen parameters. (outermost_indep_loop): Adjust. (ref_indep_loop_p_1): Likewise. Remove safelen handling again. (can_sm_ref_p): Adjust. 2017-12-18 Richard Biener PR middle-end/77291 * tree.c (array_at_struct_end_p): Return true if the underlying object has space for at least one element in excess of what the array domain specifies. 2017-12-17 Sandra Loosemore * doc/extend.texi (x86 Function Attributes): Reformat nocf_check example to avoid overfull hbox. * doc/invoke.texi (Option Summary): Add missing @gol. (C++ Dialect Options): Reformat -Wnoexcept-type example to avoid overfull hbox. 2017-12-17 Sandra Loosemore Kyrylo Tkachov * doc/invoke.texi (Option Summary): Add -mverbose-cost-dump to AArch64 and ARM lists, plus missing -mflip-thumb for ARM. (AArch64 Options): Document -mverbose-cost-dump. (ARM Options): Likewise, plus -mflip-thumb. 2017-12-17 Martin Sebor PR bootstrap/83446 * gimple-ssa-warn-restrict.c (builtin_memref::offset_out_of_bounds): Correct the handling of anti-ranges. 2017-12-17 Sandra Loosemore * doc/invoke.texi (ARC Options): Add missing -mlra entry. 2017-12-17 John David Anglin * config/pa/pa.c (pa_som_asm_init_sections): Fix comment. 2017-12-17 Markus Trippelsdorf * x86-tune-costs.h (skylake_cost, core_cost): Decrease r64 multiply latencies. 2017-12-16 Sandra Loosemore * doc/invoke.texi: Fix some typos. 2017-12-16 Martin Sebor PR tree-optimization/78918 * Makefile.in (OBJS): Add gimple-ssa-warn-restrict.o. * builtins.c (check_sizes): Rename... (check_access): ...to this. Rename function arguments for clarity. (check_memop_sizes): Adjust names. (expand_builtin_memchr, expand_builtin_memcpy): Same. (expand_builtin_memmove, expand_builtin_mempcpy): Same. (expand_builtin_strcat, expand_builtin_stpncpy): Same. (check_strncat_sizes, expand_builtin_strncat): Same. (expand_builtin_strncpy, expand_builtin_memset): Same. (expand_builtin_bzero, expand_builtin_memcmp): Same. (expand_builtin_memory_chk, maybe_emit_chk_warning): Same. (maybe_emit_sprintf_chk_warning): Same. (expand_builtin_strcpy): Adjust. (expand_builtin_stpcpy): Same. (expand_builtin_with_bounds): Detect out-of-bounds accesses in pointer-checking forms of memcpy, memmove, and mempcpy. (gcall_to_tree_minimal, max_object_size): Define new functions. * builtins.h (max_object_size): Declare. * calls.c (alloc_max_size): Call max_object_size instead of hardcoding ssizetype limit. (get_size_range): Handle new argument. * calls.h (get_size_range): Add a new argument. * cfgexpand.c (expand_call_stmt): Propagate no-warning bit. * doc/invoke.texi (-Wrestrict): Adjust, add example. * gimple-fold.c (gimple_fold_builtin_memory_op): Detect overlapping operations. (gimple_fold_builtin_memory_chk): Same. (gimple_fold_builtin_stxcpy_chk): New function. * gimple-ssa-warn-restrict.c: New source. * gimple-ssa-warn-restrict.h: New header. * gimple.c (gimple_build_call_from_tree): Propagate location. * passes.def (pass_warn_restrict): Add new pass. * tree-pass.h (make_pass_warn_restrict): Declare. * tree-ssa-strlen.c (handle_builtin_strcpy): Detect overlapping operations. (handle_builtin_strcat): Same. (strlen_optimize_stmt): Rename... (strlen_check_and_optimize_stmt): ...to this. Handle strncat, stpncpy, strncpy, and their checking forms. 2017-12-16 Jan Hubicka PR rtl-optimization/82849 * modulo-sched.c (sms_schedule): Use get_estimated_loop_iterations_int and get_max_loop_iterations_int. 2017-12-16 Richard Sandiford Alan Hayward David Sherwood * machmode.h (mode_for_size, int_mode_for_size, float_mode_for_size) (smallest_mode_for_size, smallest_int_mode_for_size): Take the mode size as a poly_uint64. (mode_for_vector, mode_for_int_vector): Take the number of vector elements as a poly_uint64. * stor-layout.c (mode_for_size, smallest_mode_for_size): Take the mode size as a poly_uint64. (mode_for_vector, mode_for_int_vector): Take the number of vector elements as a poly_uint64. 2017-12-16 Richard Sandiford Alan Hayward David Sherwood * machmode.h (MACRO_MODE): New macro. * addresses.h (base_reg_class, ok_for_base_p_1): Use it. * targhooks.c (default_libcall_value, default_secondary_reload) (default_memory_move_cost, default_register_move_cost) (default_class_max_nregs): Likewise. 2017-12-16 Richard Sandiford Alan Hayward David Sherwood * doc/sourcebuild.texi: Document IN_TARGET_CODE. * genattrtab.c (write_header): Define IN_TARGET_CODE to 1 in the target C file. * genautomata.c (main): Likewise. * genconditions.c (write_header): Likewise. * genemit.c (main): Likewise. * genextract.c (print_header): Likewise. * genopinit.c (main): Likewise. * genoutput.c (output_prologue): Likewise. * genpeep.c (main): Likewise. * genpreds.c (write_insn_preds_c): Likewise. * genrecog.c (writer_header): Likewise. * config/aarch64/aarch64-builtins.c (IN_TARGET_CODE): Define. * config/aarch64/aarch64-c.c (IN_TARGET_CODE): Likewise. * config/aarch64/aarch64.c (IN_TARGET_CODE): Likewise. * config/aarch64/cortex-a57-fma-steering.c (IN_TARGET_CODE): Likewise. * config/aarch64/driver-aarch64.c (IN_TARGET_CODE): Likewise. * config/alpha/alpha.c (IN_TARGET_CODE): Likewise. * config/alpha/driver-alpha.c (IN_TARGET_CODE): Likewise. * config/arc/arc-c.c (IN_TARGET_CODE): Likewise. * config/arc/arc.c (IN_TARGET_CODE): Likewise. * config/arc/driver-arc.c (IN_TARGET_CODE): Likewise. * config/arm/aarch-common.c (IN_TARGET_CODE): Likewise. * config/arm/arm-builtins.c (IN_TARGET_CODE): Likewise. * config/arm/arm-c.c (IN_TARGET_CODE): Likewise. * config/arm/arm.c (IN_TARGET_CODE): Likewise. * config/arm/driver-arm.c (IN_TARGET_CODE): Likewise. * config/avr/avr-c.c (IN_TARGET_CODE): Likewise. * config/avr/avr-devices.c (IN_TARGET_CODE): Likewise. * config/avr/avr-log.c (IN_TARGET_CODE): Likewise. * config/avr/avr.c (IN_TARGET_CODE): Likewise. * config/avr/driver-avr.c (IN_TARGET_CODE): Likewise. * config/avr/gen-avr-mmcu-specs.c (IN_TARGET_CODE): Likewise. * config/bfin/bfin.c (IN_TARGET_CODE): Likewise. * config/c6x/c6x.c (IN_TARGET_CODE): Likewise. * config/cr16/cr16.c (IN_TARGET_CODE): Likewise. * config/cris/cris.c (IN_TARGET_CODE): Likewise. * config/darwin.c (IN_TARGET_CODE): Likewise. * config/epiphany/epiphany.c (IN_TARGET_CODE): Likewise. * config/epiphany/mode-switch-use.c (IN_TARGET_CODE): Likewise. * config/epiphany/resolve-sw-modes.c (IN_TARGET_CODE): Likewise. * config/fr30/fr30.c (IN_TARGET_CODE): Likewise. * config/frv/frv.c (IN_TARGET_CODE): Likewise. * config/ft32/ft32.c (IN_TARGET_CODE): Likewise. * config/h8300/h8300.c (IN_TARGET_CODE): Likewise. * config/i386/djgpp.c (IN_TARGET_CODE): Likewise. * config/i386/driver-i386.c (IN_TARGET_CODE): Likewise. * config/i386/driver-mingw32.c (IN_TARGET_CODE): Likewise. * config/i386/host-cygwin.c (IN_TARGET_CODE): Likewise. * config/i386/host-i386-darwin.c (IN_TARGET_CODE): Likewise. * config/i386/host-mingw32.c (IN_TARGET_CODE): Likewise. * config/i386/i386-c.c (IN_TARGET_CODE): Likewise. * config/i386/i386.c (IN_TARGET_CODE): Likewise. * config/i386/intelmic-mkoffload.c (IN_TARGET_CODE): Likewise. * config/i386/msformat-c.c (IN_TARGET_CODE): Likewise. * config/i386/winnt-cxx.c (IN_TARGET_CODE): Likewise. * config/i386/winnt-stubs.c (IN_TARGET_CODE): Likewise. * config/i386/winnt.c (IN_TARGET_CODE): Likewise. * config/i386/x86-tune-sched-atom.c (IN_TARGET_CODE): Likewise. * config/i386/x86-tune-sched-bd.c (IN_TARGET_CODE): Likewise. * config/i386/x86-tune-sched-core.c (IN_TARGET_CODE): Likewise. * config/i386/x86-tune-sched.c (IN_TARGET_CODE): Likewise. * config/ia64/ia64-c.c (IN_TARGET_CODE): Likewise. * config/ia64/ia64.c (IN_TARGET_CODE): Likewise. * config/iq2000/iq2000.c (IN_TARGET_CODE): Likewise. * config/lm32/lm32.c (IN_TARGET_CODE): Likewise. * config/m32c/m32c-pragma.c (IN_TARGET_CODE): Likewise. * config/m32c/m32c.c (IN_TARGET_CODE): Likewise. * config/m32r/m32r.c (IN_TARGET_CODE): Likewise. * config/m68k/m68k.c (IN_TARGET_CODE): Likewise. * config/mcore/mcore.c (IN_TARGET_CODE): Likewise. * config/microblaze/microblaze-c.c (IN_TARGET_CODE): Likewise. * config/microblaze/microblaze.c (IN_TARGET_CODE): Likewise. * config/mips/driver-native.c (IN_TARGET_CODE): Likewise. * config/mips/frame-header-opt.c (IN_TARGET_CODE): Likewise. * config/mips/mips.c (IN_TARGET_CODE): Likewise. * config/mmix/mmix.c (IN_TARGET_CODE): Likewise. * config/mn10300/mn10300.c (IN_TARGET_CODE): Likewise. * config/moxie/moxie.c (IN_TARGET_CODE): Likewise. * config/msp430/driver-msp430.c (IN_TARGET_CODE): Likewise. * config/msp430/msp430-c.c (IN_TARGET_CODE): Likewise. * config/msp430/msp430.c (IN_TARGET_CODE): Likewise. * config/nds32/nds32-cost.c (IN_TARGET_CODE): Likewise. * config/nds32/nds32-fp-as-gp.c (IN_TARGET_CODE): Likewise. * config/nds32/nds32-intrinsic.c (IN_TARGET_CODE): Likewise. * config/nds32/nds32-isr.c (IN_TARGET_CODE): Likewise. * config/nds32/nds32-md-auxiliary.c (IN_TARGET_CODE): Likewise. * config/nds32/nds32-memory-manipulation.c (IN_TARGET_CODE): Likewise. * config/nds32/nds32-pipelines-auxiliary.c (IN_TARGET_CODE): Likewise. * config/nds32/nds32-predicates.c (IN_TARGET_CODE): Likewise. * config/nds32/nds32.c (IN_TARGET_CODE): Likewise. * config/nios2/nios2.c (IN_TARGET_CODE): Likewise. * config/nvptx/mkoffload.c (IN_TARGET_CODE): Likewise. * config/nvptx/nvptx.c (IN_TARGET_CODE): Likewise. * config/pa/pa.c (IN_TARGET_CODE): Likewise. * config/pdp11/pdp11.c (IN_TARGET_CODE): Likewise. * config/powerpcspe/driver-powerpcspe.c (IN_TARGET_CODE): Likewise. * config/powerpcspe/host-darwin.c (IN_TARGET_CODE): Likewise. * config/powerpcspe/host-ppc64-darwin.c (IN_TARGET_CODE): Likewise. * config/powerpcspe/powerpcspe-c.c (IN_TARGET_CODE): Likewise. * config/powerpcspe/powerpcspe-linux.c (IN_TARGET_CODE): Likewise. * config/powerpcspe/powerpcspe.c (IN_TARGET_CODE): Likewise. * config/riscv/riscv-builtins.c (IN_TARGET_CODE): Likewise. * config/riscv/riscv-c.c (IN_TARGET_CODE): Likewise. * config/riscv/riscv.c (IN_TARGET_CODE): Likewise. * config/rl78/rl78-c.c (IN_TARGET_CODE): Likewise. * config/rl78/rl78.c (IN_TARGET_CODE): Likewise. * config/rs6000/driver-rs6000.c (IN_TARGET_CODE): Likewise. * config/rs6000/host-darwin.c (IN_TARGET_CODE): Likewise. * config/rs6000/host-ppc64-darwin.c (IN_TARGET_CODE): Likewise. * config/rs6000/rs6000-c.c (IN_TARGET_CODE): Likewise. * config/rs6000/rs6000-linux.c (IN_TARGET_CODE): Likewise. * config/rs6000/rs6000-p8swap.c (IN_TARGET_CODE): Likewise. * config/rs6000/rs6000-string.c (IN_TARGET_CODE): Likewise. * config/rs6000/rs6000.c (IN_TARGET_CODE): Likewise. * config/rx/rx.c (IN_TARGET_CODE): Likewise. * config/s390/driver-native.c (IN_TARGET_CODE): Likewise. * config/s390/s390-c.c (IN_TARGET_CODE): Likewise. * config/s390/s390.c (IN_TARGET_CODE): Likewise. * config/sh/sh-c.c (IN_TARGET_CODE): Likewise. * config/sh/sh-mem.cc (IN_TARGET_CODE): Likewise. * config/sh/sh.c (IN_TARGET_CODE): Likewise. * config/sh/sh_optimize_sett_clrt.cc (IN_TARGET_CODE): Likewise. * config/sh/sh_treg_combine.cc (IN_TARGET_CODE): Likewise. * config/sparc/driver-sparc.c (IN_TARGET_CODE): Likewise. * config/sparc/sparc-c.c (IN_TARGET_CODE): Likewise. * config/sparc/sparc.c (IN_TARGET_CODE): Likewise. * config/spu/spu-c.c (IN_TARGET_CODE): Likewise. * config/spu/spu.c (IN_TARGET_CODE): Likewise. * config/stormy16/stormy16.c (IN_TARGET_CODE): Likewise. * config/tilegx/mul-tables.c (IN_TARGET_CODE): Likewise. * config/tilegx/tilegx-c.c (IN_TARGET_CODE): Likewise. * config/tilegx/tilegx.c (IN_TARGET_CODE): Likewise. * config/tilepro/mul-tables.c (IN_TARGET_CODE): Likewise. * config/tilepro/tilepro-c.c (IN_TARGET_CODE): Likewise. * config/tilepro/tilepro.c (IN_TARGET_CODE): Likewise. * config/v850/v850-c.c (IN_TARGET_CODE): Likewise. * config/v850/v850.c (IN_TARGET_CODE): Likewise. * config/vax/vax.c (IN_TARGET_CODE): Likewise. * config/visium/visium.c (IN_TARGET_CODE): Likewise. * config/vms/vms-c.c (IN_TARGET_CODE): Likewise. * config/vms/vms-f.c (IN_TARGET_CODE): Likewise. * config/vms/vms.c (IN_TARGET_CODE): Likewise. * config/xtensa/xtensa.c (IN_TARGET_CODE): Likewise. 2017-12-16 Richard Sandiford Alan Hayward David Sherwood * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid repeated checks for MEM_REF. 2017-12-16 Richard Sandiford Alan Hayward David Sherwood * doc/generic.texi (VEC_SERIES_EXPR): Document. * doc/md.texi (vec_series@var{m}): Document. * tree.def (VEC_SERIES_EXPR): New tree code. * tree.h (build_vec_series): Declare. * tree.c (build_vec_series): New function. * cfgexpand.c (expand_debug_expr): Handle VEC_SERIES_EXPR. * tree-pretty-print.c (dump_generic_node): Likewise. * gimple-pretty-print.c (dump_binary_rhs): Likewise. * tree-inline.c (estimate_operator_cost): Likewise. * expr.c (expand_expr_real_2): Likewise. * optabs-tree.c (optab_for_tree_code): Likewise. * tree-cfg.c (verify_gimple_assign_binary): Likewise. * fold-const.c (const_binop): Fold VEC_SERIES_EXPRs of constants. * expmed.c (make_tree): Handle VEC_SERIES. * optabs.def (vec_series_optab): New optab. * optabs.h (expand_vec_series_expr): Declare. * optabs.c (expand_vec_series_expr): New function. * tree-vect-generic.c (expand_vector_operations_1): Check that the operands also have vector type. 2017-12-16 Richard Sandiford Alan Hayward David Sherwood * doc/generic.texi (VEC_DUPLICATE_EXPR): Document. (VEC_COND_EXPR): Add missing @tindex. * doc/md.texi (vec_duplicate@var{m}): Document. * tree.def (VEC_DUPLICATE_EXPR): New tree codes. * tree.c (build_vector_from_val): Add stubbed-out handling of variable-length vectors, using VEC_DUPLICATE_EXPR. (uniform_vector_p): Handle VEC_DUPLICATE_EXPR. * cfgexpand.c (expand_debug_expr): Likewise. * tree-cfg.c (verify_gimple_assign_unary): Likewise. * tree-inline.c (estimate_operator_cost): Likewise. * tree-pretty-print.c (dump_generic_node): Likewise. * tree-vect-generic.c (ssa_uniform_vector_p): Likewise. * fold-const.c (const_unop): Fold VEC_DUPLICATE_EXPRs of a constant. (test_vec_duplicate_folding): New function. (fold_const_c_tests): Call it. * optabs.def (vec_duplicate_optab): New optab. * optabs-tree.c (optab_for_tree_code): Handle VEC_DUPLICATE_EXPR. * optabs.h (expand_vector_broadcast): Declare. * optabs.c (expand_vector_broadcast): Make non-static. Try using vec_duplicate_optab. * expr.c (store_constructor): Try using vec_duplicate_optab for uniform vectors. (expand_expr_real_2): Handle VEC_DUPLICATE_EXPR. 2017-12-15 Markus Trippelsdorf PR target/83358 * config/i386/x86-tune-costs.h (skylake_cost, core_cost): Increase div/mod latencies a bit. 2017-12-15 Jeff Law PR tree-optimization/36550 * tree-ssa-threadupdate.c (count_stmts_and_phis_in_block): New. (mark_threaded_blocks): Rewrite code to avoid block copying when optimizing for size. Don't pessimize blocks which will be copied, but all the statements will be dead. 2017-12-15 Alexandre Oliva PR tree-optimization/81165 * tree-ssa-threadupdate.c (uses_in_bb): New. (estimate_threading_killed_stmts): New. * tree-ssa-threadupdate.h (estimate_threading_killed_stmts): Prototype. * tree-ssa-threadedge.c (record_temporary_equivalences_from_stmts_at_dest): Expand limit when its hit. 2017-12-15 Jeff Law PR tree-optimization/83410 * tree-ssa-threadupdate.c (thread_block_1): Avoid certain jump threads when parallelizing loops. 2017-12-15 Jakub Jelinek * tree-core.h (struct attribute_spec): Swap affects_type_identity and handler fields. * config/alpha/alpha.c (vms_attribute_table): Swap affects_type_identity and handler fields, adjust comments. * config/mips/mips.c (mips_attribute_table): Likewise. * config/visium/visium.c (visium_attribute_table): Likewise. * config/epiphany/epiphany.c (epiphany_attribute_table): Likewise. * config/microblaze/microblaze.c (microblaze_attribute_table): Likewise. * config/spu/spu.c (spu_attribute_table): Likewise. * config/mcore/mcore.c (mcore_attribute_table): Likewise. * config/arc/arc.c (arc_attribute_table): Likewise. * config/m68k/m68k.c (m68k_attribute_table): Likewise. * config/v850/v850.c (v850_handle_interrupt_attribute, v850_handle_data_area_attribute): Formatting fixes. (v850_attribute_table): Swap affects_type_identity and handler fields, adjust comments. * config/m32r/m32r.c (m32r_attribute_table): Likewise. * config/arm/arm.c (arm_attribute_table): Likewise. * config/avr/avr.c (avr_attribute_table): Likewise. * config/s390/s390.c (s390_attribute_table): Likewise. * config/sh/sh.c (sh_attribute_table): Likewise. * config/i386/i386.c (ix86_handle_cconv_attribute, ix86_handle_callee_pop_aggregate_return): Formatting fixes. (ix86_attribute_table): Swap affects_type_identity and handler fields, adjust comments. * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Likewise. * config/sparc/sparc.c (sparc_attribute_table): Likewise. * config/m32c/m32c.c (m32c_attribute_table): Likewise. * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE): Likewise. * config/ia64/ia64.c (ia64_attribute_table): Likewise. * config/msp430/msp430.c (msp430_attribute_table): Likewise. * config/rx/rx.c (rx_attribute_table): Likewise. * config/cr16/cr16.c (cr16_attribute_table): Likewise. * config/h8300/h8300.c (h8300_attribute_table): Likewise. * config/nvptx/nvptx.c (nvptx_attribute_table): Likewise. * config/powerpcspe/powerpcspe.c (rs6000_attribute_table): Likewise. * config/darwin.h (SUBTARGET_ATTRIBUTE_TABLE): Likewise. * config/stormy16/stormy16.c (xstormy16_attribute_table): Likewise. * config/bfin/bfin.c (bfin_attribute_table): Likewise. * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise. * config/rl78/rl78.c (rl78_attribute_table): Likewise. * config/nds32/nds32.c (nds32_attribute_table): Likewise. * doc/plugins.texi (user_attr): Likewise. Add NULL for exclude. * attribs.c (empty_attribute_table): Swap affects_type_identity and handler fields. (register_scoped_attributes, decl_attributes): Formatting fixes. PR tree-optimization/83269 * fold-const.c (fold_binary_loc): Perform (-A) - B -> (-B) - A subtraction in arg0's type if type is signed and arg0 is unsigned. Formatting fix. PR sanitizer/81281 * match.pd ((T)(P + A) - (T)P -> (T) A): Use @@0 instead of @0 and convert? on @0 instead of convert. Check type of @1, not @0. ((T)P - (T)(P + A) -> -(T) A): Use @@0 instead of @0 and convert? on @0 instead of convert. Check type of @1, not @0. ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Use @@0 instead of @0, only optimize if either both @1 and @2 types are narrower precision, or both are wider or equal precision, and in the former case only if both have undefined overflow. 2017-12-15 Richard Biener PR lto/83388 * internal-fn.def (IFN_NOP): Add. * internal-fn.c (expand_NOP): Do nothing. * lto-streamer-in.c (input_function): Instead of removing sanitizer calls replace them with IFN_NOP calls. 2017-12-15 Richard Sandiford Alan Hayward David Sherwood * dse.c (store_info, read_info_type): Replace begin and end with offset and width. (print_range): New function. (set_all_positions_unneeded, any_positions_needed_p) (check_mem_read_rtx, scan_stores, scan_reads, dse_step5): Update accordingly. (record_store): Likewise. Optimize the case in which all positions are unneeded. (get_stored_val): Replace read_begin and read_end with read_offset and read_width. (replace_read): Update call accordingly. 2017-12-15 Bin Cheng * gimple-loop-interchange.cc (STMT_COST_RATIO): New macro. (loop_cand::m_num_stmts, loop_cand::m_const_init_reduc): New members. (loop_cand::loop_cand): Initialize above members. (loop_cand::supported_operations): Delete. (loop_cand::can_interchange_p): Inline above function. (loop_cand::classify_simple_reduction): Record number of constant initialized simple reductions. (should_interchange_loops): New parameters. Check stmt cost of loops to be interchange. (tree_loop_interchange::interchange): Prepare stmt cost of outer loop. Update call to should_interchange_loops. (should_interchange_loop_nest): Update call to should_interchange_loops. 2017-12-15 Eric Botcazou PR target/66488 * ggc-page.c (HOST_BITS_PER_PTR): Do not define here... * hwint.h (HOST_BITS_PER_PTR): ...but here instead. * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Delete. 2017-12-15 Julia Koval * config/i386/i386-builtin.def (__builtin_ia32_vaesenclast_v16qi, __builtin_ia32_vaesenclast_v32qi, __builtin_ia32_vaesenclast_v64qi): New. * config/i386/sse.md (vaesenclast_): New pattern. * config/i386/vaesintrin.h (_mm256_aesenclast_epi128, _mm512_aesenclast_epi128, _mm_aesenclast_epi128): New intrinsics. 2017-12-15 Julia Koval * config/i386/i386-builtin.def (__builtin_ia32_vaesenc_v16qi, __builtin_ia32_vaesenc_v32qi, __builtin_ia32_vaesenc_v64qi): New. * config/i386/sse.md (vaesenc_): New pattern. * config/i386/vaesintrin.h (_mm256_aesenc_epi128, _mm512_aesenc_epi128, _mm_aesenc_epi128): New intrinsics. 2017-12-15 Julia Koval * config/i386/i386-builtin.def (__builtin_ia32_vaesdeclast_v16qi, __builtin_ia32_vaesdeclast_v32qi, __builtin_ia32_vaesdeclast_v64qi): New. * config/i386/sse.md (vaesdeclast_): New pattern. * config/i386/vaesintrin.h (_mm256_aesdeclast_epi128, _mm512_aesdeclast_epi128, _mm_aesdeclast_epi128): New intrinsics. 2017-12-14 Bill Schmidt * gimple-ssa-strength-reduction.c (analyze_increments): Distinguish replacement costs for constant strides from those for unknown strides. 2017-12-14 Jakub Jelinek * var-tracking.c (variable_tracking_main_1): Formatting fix. 2017-12-14 Bernd Edlinger * doc/invoke.texi: Document -Wcast-function-type. * recog.h (stored_funcptr): Change signature. * tree-dump.c (dump_node): Avoid warning. * typed-splay-tree.h (typed_splay_tree): Avoid warning. 2017-12-14 Qing Zhao PR middle_end/79538 * gimple-fold.c (get_range_strlen): Add the handling of non-member array. 2017-12-14 David Malcolm PR tree-optimization/83312 * domwalk.h (dom_walker::dom_walker): Fix typo in comment. * tree-cfg.c (find_taken_edge): Update to handle NULL_TREE for "val" param, and to cope with arbitrary basic blocks. (find_taken_edge_cond_expr): Add "cond_stmt" param and use it to handle NULL_TREE for "val", dropping "bb" param. (find_taken_edge_switch_expr): Make "switch_stmt" param const and drop "bb" param. Handle NULL_TREE for "val". (find_case_label_for_value): Make "switch_stmt" param const. * tree-vrp.c (class check_array_bounds_dom_walker): New subclass of dom_walker. (vrp_prop::check_all_array_refs): Reimplement as... (check_array_bounds_dom_walker::before_dom_children): ...this new vfunc. Replace linear search through BB block list, excluding those with non-executable in-edges via dominator walk. 2017-12-14 Kyrylo Tkachov * config/arm/arm.opt (mverbose-cost-dump): New option. * config/arm/arm.c (arm_rtx_costs): Use it. 2017-12-14 Andreas Schwab PR bootstrap/83396 * reload1.c (emit_input_reload_insns): Skip debug markers. 2017-12-14 Alexandre Oliva * config/i386/i386.c (rest_of_insert_endbranch): Use call loc for its nop_endbr. PR bootstrap/83396 * config/arc/arc.c (hwloop_optimize): Skip debug insns. * config/sh/sh-protos.h (sh_find_set_of_reg): Adjust. * config/sh/sh.c: Skip debug insns besides notes. * config/sh/sh.md: Likewise. * config/sh/sh_treg_combine.cc: Likewise. * config/sh/sync.md: Likewise. 2017-12-14 Tom de Vries * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes): Add item for weak_undefined. 2017-12-14 Richard Biener PR tree-optimization/67842 * sese.h (bb_in_region): Remove #if 0'ed code. 2017-12-14 Richard Biener PR tree-optimization/83326 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Add may_be_zero parameter and handle it by not marking the first peeled copy as not exiting the loop. (try_peel_loop): Likewise. (canonicalize_loop_induction_variables): Use number_of_iterations_exit to handle the case of constant or zero iterations and perform loop header copying on-the-fly. 2017-12-14 Richard Biener PR tree-optimization/83418 * vr-values.c (vr_values::extract_range_for_var_from_comparison_expr): Instead of asserting we don't get unfolded comparisons deal with them. 2017-12-14 Jakub Jelinek PR bootstrap/83396 * var-tracking.c (vt_initialize): Ignore non-DEBUG_INSNs outside of basic blocks. Assert debug bind insns don't appear outside of bbs, don't reset them. Assert insns without BLOCK_FOR_INSN are outside of bb. Simplify. PR tree-optimization/83198 * gimple-ssa-sprintf.c (format_floating): Set type solely based on dir.modifier, regardless of TREE_TYPE (arg). Assume non-REAL_CST value if arg is a REAL_CST with incompatible type. 2017-12-14 Sudakshina Das Bin Cheng PR target/81228 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Move LTGT to CCFPEmode. * config/aarch64/aarch64-simd.md (vec_cmp): Add LTGT. 2017-12-14 Kyrylo Tkachov * config/aarch64/aarch64-cores.def (cortex-a55, cortex-a75, cortex-a75.cortex-a55): Specify AARCH64_FL_F16 in the arch features. 2017-12-14 Richard Sandiford Alan Hayward David Sherwood * poly-int.h: New file. * poly-int-types.h: Likewise. * coretypes.h: Include them. (POLY_INT_CONVERSION): Define. * target.def (estimated_poly_value): New hook. * doc/tm.texi.in (TARGET_ESTIMATED_POLY_VALUE): New hook. * doc/tm.texi: Regenerate. * doc/poly-int.texi: New file. * doc/gccint.texi: Include it. * doc/rtl.texi: Describe restrictions on subreg modes. * Makefile.in (TEXI_GCCINT_FILES): Add poly-int.texi. * genmodes.c (NUM_POLY_INT_COEFFS): Provide a default definition. (emit_insn_modes_h): Emit a definition of NUM_POLY_INT_COEFFS. * targhooks.h (default_estimated_poly_value): Declare. * targhooks.c (default_estimated_poly_value): New function. * target.h (estimated_poly_value): Likewise. * wide-int.h (WI_UNARY_RESULT): Use wi::binary_traits. (wi::unary_traits): Delete. (wi::binary_traits::signed_shift_result_type): Define for offset_int << HOST_WIDE_INT, etc. (generic_wide_int::operator <<=): Define for all types and use wi::lshift instead of <<. (wi::hwi_with_prec): Add a default constructor. (wi::ints_for): New class. (operator <<): Define for all wide-int types. (operator /): New function. (operator %): Likewise. * selftest.h (ASSERT_KNOWN_EQ, ASSERT_KNOWN_EQ_AT, ASSERT_MAYBE_NE) (ASSERT_MAYBE_NE_AT): New macros. 2017-12-13 Eric Botcazou Dominik Vogt PR middle-end/78468 * emit-rtl.c (init_emit): Remove ??? comment. * explow.c (get_dynamic_stack_size): Take known alignment of stack pointer + STACK_DYNAMIC_OFFSET into account in lieu of STACK_BOUNDARY. * config/sparc/sparc.h (INIT_EXPANDERS): In 32-bit mode, lower the alignment of 3 virtual registers to BITS_PER_WORD. * config/sparc/sparc.c (sparc_compute_frame_size): Simplify. 2017-12-13 Peter Bergner * config/rs6000/ppc-auxv.h (PPC_FEATURE2_HTM_NO_SUSPEND): New define. * config/rs6000/rs6000.c (cpu_supports_info): Use it. 2017-12-13 Alexandre Oliva PR bootstrap/83396 * reload1.c (eliminate_regs_in_insn): Skip debug markers. 2017-12-13 Jakub Jelinek * tree-cfg.c (verify_gimple_in_cfg): Verify no non-label stmts with the exception of debug begin stmt markers appear before labels. PR bootstrap/83396 * final.c (rest_of_handle_final): Call variable_tracking_main only if !flag_var_tracking. 2017-12-13 Alexandre Oliva Jakub Jelinek PR bootstrap/83396 PR debug/83391 * tree-cfgcleanup.c (remove_forwarder_block): Keep after labels debug stmts that can only appear after labels. 2017-12-13 Alexander Monakov PR rtl-optimization/82398 * sel-sched.c (sel_rank_for_schedule): Fix check for zero EXPR_USEFULNESS in priority comparison. 2017-12-13 Segher Boessenkool PR rtl-optimization/83393 * combine.c (move_deaths): If reg_stat points to a too new insn in last_death, do not use it: find the proper insn instead. 2017-12-12 Aaron Sawdey PR target/82190 * config/rs6000/rs6000-string.c (expand_block_compare, expand_strn_compare): Fix set_mem_size() calls. 2017-12-12 Jeff Law PR tree-optimization/83298 PR tree-optimization/83362 PR tree-optimization/83383 * gimple-ssa-evrp-analyze.h (class evrp_range_analyzer): Make push_value_range a public interface. Add new argument to record_ranges_from_stmt. * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::record_ranges_from_stmt): Add new argument. Update comments. Handle recording temporary equivalences. * tree-ssa-dom.c (dom_opt_opt_walker::before_dom_children): Add new argument to call to evrp_range_analyzer::record_ranges_from_stmt. * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children): Likewise. * tree-ssa-threadedge.c: Include alloc-pool.h, vr-values.h and gimple-ssa-evrp-analyze.h. (record_temporary_equivalences_from_phis): Add new argument. When the PHI arg is an SSA_NAME, set the result's range to the range of the PHI arg. (record_temporary_equivalences_from_stmts_at_dest): Record ranges from statements too. (thread_through_normal_block): Accept new argument, evrp_range_analyzer. Pass it down to children as needed. (thread_outgoing_edges): Likewise. (thread_across_edge): Likewise. Push/pop range state as needed. * tree-ssa-threadedge.h (thread_outgoing_edges): Update prototype. 2017-12-12 Julia Koval * config/i386/i386.c (PTA_SKYLAKE_AVX512): Add PTA_CLWB. (PTA_CANNONLAKE): Remove PTA_CLWB. 2017-12-12 Bill Schmidt PR target/83332 * config/rs6000/vector.md (vcondv2dfv2di): New define_expand. (vcondv2div2df): Likewise. (vconduv2dfv2di): Likewise. 2017-12-12 Jakub Jelinek * builtins.def (BUILT_IN_NEXTAFTER, BUILT_IN_NEXTAFTERF, BUILT_IN_NEXTAFTERL, BUILT_IN_NEXTTOWARD, BUILT_IN_NEXTTOWARDF, BUILT_IN_NEXTTOWARDL): Use ATTR_MATHFN_ERRNO instead of ATTR_MATHFN_FPROUNDING_ERRNO. 2017-12-12 Richard Biener PR tree-optimization/83385 * graphite-scop-detection.c (get_order, order): Remove. (bb_to_rpo): New global. (cmp_pbbs): Adjust. (build_scops): Sort pbbs in RPO order. 2017-12-12 James Greenhalgh * combine.c (simplify_set): Do not transform subregs to zero_extends if the destination mode is a vector mode. 2017-12-12 Jakub Jelinek PR tree-optimization/83359 * tree-cfg.h (fold_loop_internal_call): Declare. * tree-vectorizer.c (fold_loop_internal_call): Moved to ... * tree-cfg.c (fold_loop_internal_call): ... here. No longer static. (find_loop_dist_alias): New function. (move_sese_region_to_fn): If any dloop->orig_loop_num value is updated, also adjust any corresponding LOOP_DIST_ALIAS internal calls. PR tree-optimization/80631 * tree-vect-loop.c (get_initial_def_for_reduction): Fix comment typo. (vect_create_epilog_for_reduction): Add INDUC_VAL and INDUC_CODE arguments, for INTEGER_INDUC_COND_REDUCTION use INDUC_VAL instead of hardcoding zero as the value if COND_EXPR is never true. For INTEGER_INDUC_COND_REDUCTION don't emit the final COND_EXPR if INDUC_VAL is equal to INITIAL_DEF, and use INDUC_CODE instead of hardcoding MAX_EXPR as the reduction operation. (is_nonwrapping_integer_induction): Allow negative step. (vectorizable_reduction): Compute INDUC_VAL and INDUC_CODE for vect_create_epilog_for_reduction, if no value is suitable, don't use INTEGER_INDUC_COND_REDUCTION for now. Formatting fixes. 2017-12-12 Richard Biener PR tree-optimization/81889 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness): Use range info from the non-wrapping IV instead of just the range of the type. 2017-12-12 Julia Koval * config.gcc: Add vaesintrin.h. * config/i386/i386-builtin-types.def (V64QI_FTYPE_V64QI_V64QI): New type. * config/i386/i386-builtin.def (__builtin_ia32_vaesdec_v16qi, __builtin_ia32_vaesdec_v32qi, __builtin_ia32_vaesdec_v64qi): New builtins. * config/i386/i386.c (ix86_expand_args_builtin): Handle new type. * config/i386/immintrin.h: Include vaesintrin.h. * config/i386/sse.md (vaesdec_): New pattern. * config/i386/vaesintrin.h (_mm256_aesdec_epi128, _mm512_aesdec_epi128, _mm_aesdec_epi128): New intrinsics. 2017-12-12 Julia Koval * common/config/i386/i386-common.c (OPTION_MASK_ISA_VAES_SET, OPTION_MASK_ISA_VAES_UNSET): New. (ix86_handle_option): Handle -mvaes. * config/i386/cpuid.h: Define bit_VAES. * config/i386/driver-i386.c (host_detect_local_cpu): Detect -mvaes. * config/i386/i386-c.c (__VAES__): New. * config/i386/i386.c (ix86_target_string): Add -mvaes. (ix86_valid_target_attribute_inner_p): Ditto. * config/i386/i386.h (TARGET_VAES, TARGET_VAES_P): New. * config/i386/i386.opt: Add -mvaes. * doc/invoke.texi: Ditto. 2017-12-12 Alexandre Oliva * debug.h (gcc_debug_hooks): Add inline_entry. * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise. * debug.c (do_nothing_debug_hooks): Likewise. * vmsdbgout.c (vmsdbg_debug_hooks): Likewise. * dwarf2out.c (dwarf2_debug_hooks): Likewise. (dwarf2_lineno_debug_hooks): Likewise. * common.opt (gstatement-frontiers): New, setting debug_nonbind_markers_p. * rtl.h (MAY_HAVE_DEBUG_MARKER_INSNS): Activate. * toplev.c (process_options): Autodetect value for debug statement frontiers option. * tree.h (MAY_HAVE_DEBUG_MARKER_STMTS): Activate. * doc/invoke.texi (gstatement-frontiers, gno-statement-frontiers): New. * cfgexpand.c (expand_gimple_basic_block): Handle begin stmt markers. Integrate source bind into debug stmt expand loop. (pass_expand::execute): Check debug marker limit. Avoid deep TER and expand debug locations for debug bind insns only. * cse.c (insn_live_p): Keep nonbind markers and debug bindings followed by them. * df-scan.c (df_insn_delete): Accept out-of-block debug insn. * final.c (reemit_insn_block_notes): Take current block from nonbind markers. Declare note where it's first set. (final_scan_insn): Handle begin stmt notes. Emit is_stmt according to begin stmt markers if enabled. (notice_source_line): Handle nonbind markers. Fail if their location is unknown or that of builtins. (rest_of_handle_final): Convert begin stmt markers to notes if var-tracking didn't run. (rest_of_clean_state): Skip begin stmt markers. * gimple-pretty-print.c (dump_gimple_debug): Handle begin stmt markers. * function.c (allocate_struct_function): Set begin_stmt_markers. * function.h (struct function): Add debug_marker_count counter and debug_nonbind_markers flag. * gimple-iterator.c (gsi_remove): Adjust debug_marker_count. * gimple-low.c (lower_function_body): Adjust debug_nonbind_markers. (lower_stmt): Drop or skip gimple debug stmts. (lower_try_catch): Skip debug stmts. * gimple.c (gimple_build_debug_begin_stmt): New. (gimple_copy): Increment debug_marker_count if copying one. * gimple.h (gimple_build_debug_begin_stmt): Declare. * gimplify.c (rexpr_location): New. (rexpr_has_location): New. (warn_switch_unreachable_r): Handle gimple debug stmts. (shortcut_cond_r): Call expr_location. (find_goto): New. (find_goto_label): New. (shortcut_cond_expr): Call expr_has_location, expr_location, and find_goto_label. (gimplify_cond_expr): Call find_goto_label, expr_has_location, and expr_location. (gimplify_expr): Handle begin stmt markers. Reject debug expr decls. * langhooks-def.h (LANG_HOOKS_EMITS_BEGIN_STMT): New. Add to... (LANG_HOOKS_INITIALIZER): ... this. * langhooks.h (struct lang_hooks): Add emits_begin_stmt. * lra-contraints.c (inherit_reload_reg): Tolerate between-blocks debug insns. (update_ebb_live_info): Skip debug insn markers. * lra.c (debug_insn_static_data): Rename to... (debug_bind_static_data): ... this. (debug_marker_static_data): New. (lra_set_insn_recog_data): Select one of the above depending on debug insn kind. (lra_update_isn_regno_info): Don't assume debug insns have freqs. (push_insns): Skip debug insns. * lto-streamer-in.c (input_function): Drop debug stmts depending on active options. Adjust debug_nonbind_markers. * params.def (PARAM_MAX_DEBUG_MARKER_COUNT): New. * print-rtl.c (rtx_writer::print_rtx_operand_code_0): Handle begin stmt marker notes. (print_insn): Likewise. * recog.c (extract_insn): Recognize rtl for debug markers. * rtl.def (DEBUG_MARKER): New. * tree-inline.c: Include params.h. (remap_gimple_stmt): Handle nonbind markers. (maybe_move_debug_stmts_to_successors): Likewise. (copy_debug_stmt): Likewise. * tree-iterator.c (append_to_statement_list_1): Append begin stmt markers regardless of no side effects. (tsi_link_before): Don't update container's side effects when adding a begin stmt marker. (tsi_link_after): Likewise. (expr_first): Skip begin stmt markers. (expr_last): Likewise. * tree-pretty-print (dump_generic_node): Handle begin stmt markers. * tree-ssa-threadedge.c (propagate_threaded_block_debug_info): Disregard nonbind markers. * tree.c (make_node_stat): Don't set side effects for begin stmt markers. (build1_stat): Likewise. * tree.def (DEBUG_BEGIN_STMT): New. * tree.h (GOTO_DESTINATION): Require a GOTO_EXPR. * var-tracking.c (delete_debug_insns): Renamed to... (delete_vta_debug_insns): ... this. (reemit_marker_as_note): New. (vt_initialize): Reemit markers. (delete_vta_debug_insns): Likewise. (vt_debug_insns_local): Reemit or delete markers. (variable_tracking_main_1): Likewise. * doc/generic.texi (DEBUG_BEGIN_STMT): Document. * doc/gimple.texi (gimple_debug_begin_stmt_p): New. (gimple_debug_nonbind_marker_p): New. (gimple_build_debug_bind): Adjust. (gimple_build_debug_begin_stmt): New. * doc/invoke.texi (max-debug-marker-count): New param. * doc/rtl.texi (debug_implicit_ptr, entry_value): New. (debug_parameter_ref, debug_marker): New. (NOTE_INSN_BEGIN_STMT): New. (DEBUG_INSN): Describe begin stmt markers. * cfgbuild.c (find_bb_boundaries): Don't purge dead edges if, without debug insns, we wouldn't, but clean up debug insns after a control flow insn nevertheless. * cfgcleanup.c (delete_unreachable_blocks): Use alternate block removal order if MAY_HAVE_DEBUG_BIND_INSNS. * cfgexpand.c (label_rtx_for_bb): Skip debug insns. * cfgrtl.c (try_redirect_by_replacing_jump): Skip debug insns. (rtl_tidy_fallthru_edge): Likewise. (rtl_verify_fallthru): Likewise. (rtl_verify_bb_layout): Likewise. (skip_insns_after_block): Likewise. (duplicate_insn_chain): Use DEBUG_BIND_INSN_P. * dwarf2out.c: Include print-rtl.h. (dwarf2out_next_real_insn): New. (dwarf2out_var_location): Call it. Disregard begin stmt markers. Dump debug binds in asm comments. * gimple-iterator.c (gimple_find_edge_insert_loc): Skip debug stmts. * gimple-iterator.h (gsi_start_bb_nondebug): Remove; adjust callers to use gsi_start_nondebug_bb instead. (gsi_after_labels): Skip gimple debug stmts. (gsi_start_nondebug): New. * gimple-loop-interchange.c (find_deps_in_bb_for_stmt): Adjust. (proper_loop_form_for_interchange): Adjust. * gimple-low.c (gimple_seq_may_fallthru): Take last nondebug stmt. * gimple.h (gimple_seq_last_nondebug_stmt): New. * gimplify.c (last_stmt_in_scope): Skip debug stmts. (collect_fallthrough_labels): Likewise. (should_warn_for_implicit_fallthrough): Likewise. (warn_implicit_fallthrough_r): Likewise. (expand_FALLTHROUGH_r): Likewise. * graphite-isl-ast-to-gimple.c (gsi_insert_earliest): Adjust. (graphite_copy_stmts_from_block): Skip nonbind markers. * haifa-sched.c (sched_extend_bb): Skip debug insns. * ipa-icf-gimple.c (func_checker::compare_bb): Adjust. * jump.c (clean_barriers): Skip debug insns. * omp-expand.c (expand_parallel_call): Skip debug insns. (expand_task_call): Likewise. (remove_exit_barrier): Likewise. (expand_omp_taskreg): Likewise. (expand_omp_for_init_counts): Likewise. (expand_omp_for_generic): Likewise. (expand_omp_for_static_nochunk): Likewise. (expand_omp_for_static_chunk): Likewise. (expand_omp_simd): Likewise. (expand_omp_taskloop_for_outer): Likewise. (expand_omp_taskloop_for_inner): Likewise. (expand_oacc_for): Likewise. (expand_omp_sections): Likewise. (expand_omp_single): Likewise. (expand_omp_synch): Likewise. (expand_omp_atomic_load): Likewise. (expand_omp_atomic_store): Likewise. (expand_omp_atomic_fetch_op): Likewise. (expand_omp_atomic_pipeline): Likewise. (expand_omp_atomic_mutex): Likewise. (expand_omp_target): Likewise. (grid_expand_omp_for_loop): Likewise. (grid_expand_target_grid_body): Likewise. (build_omp_regions_1): Likewise. * omp-low.c (check_combined_parallel): Skip debug stmts. * postreload.c (fixup_debug_insns): Skip nonbind debug insns. * regcprop.c (find_oldest_value_reg): Ensure REGNO is not a pseudo. * sese.c (sese_trivially_empty_bb_p): Call is_gimple_debug in test. * tree-cfg.c (make_blobs_1): Skip debug stmts. (make_edges): Likewise. (cleanup_dead_labels): Likewise. (gimple_can_merge_blocks_p): Likewise. (stmt_starts_bb_p): Likewise. (gimple_block_label): Likewise. (gimple_redirect_edge_and_branch): Likewise. * tree-cfgcleanup.c (remove_forwarder_block): Rearrange skipping of debug stmts. (execute_cleanup_cfg_post_optimizing): Dump enumerated decls with TDF_SLIM. * tree-pretty-print (print_declaration): Omit initializer in slim dumps. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark begin stmt markers. (eliminate_unnecessary_stmts): Stabilize block removal order. * tree-ssa-tail-merge.c (find_duplicate): Skip debug stmts. * var-tracking.c (get_first_insn): New. (vt_emit_notes): Call it. (vt_initialize): Walk any insns before the first BB. (delete_debug_insns): Likewise. * gimple.h (enum gimple_debug_subcode): Add GIMPLE_DEBUG_BEGIN_STMT. (gimple_debug_begin_stmt_p): New. (gimple_debug_nonbind_marker_p): New. * tree.h (MAY_HAVE_DEBUG_MARKER_STMTS): New. (MAY_HAVE_DEBUG_BIND_STMTS): Renamed from.... (MAY_HAVE_DEBUG_STMTS): ... this. Check both. * insn-notes.def (BEGIN_STMT): New. * rtl.h (MAY_HAVE_DEBUG_MARKER_INSNS): New. (MAY_HAVE_DEBUG_BIND_INSNS): Renamed from.... (MAY_HAVE_DEBUG_INSNS): ... this. Check both. (NOTE_MARKER_LOCATION, NOTE_MARKER_P): New. (DEBUG_BIND_INSN_P, DEBUG_MARKER_INSN_P): New. (INSN_DEBUG_MARKER_KIND): New. (GEN_RTX_DEBUG_MARKER_BEGIN_STMT_PAT): New. (INSN_VAR_LOCATION): Check for VAR_LOCATION. (INSN_VAR_LOCATION_PTR): New. * cfgexpand.c (expand_debug_locations): Handle debug bind insns only. (expand_gimple_basic_block): Likewise. Emit debug temps for TER deps only if debug bind insns are enabled. (pass_expand::execute): Avoid deep TER and expand debug locations for debug bind insns only. * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Narrow debug stmts special handling down to debug bind stmts. * combine.c (try_combine): Narrow debug insns special handling down to debug bind insns. * cse.c (delete_trivially_dead_insns): Handle debug bindings. Narrow debug insns preexisting special handling down to debug bind insns. * dce.c (rest_of_handle_ud_dce): Narrow debug insns special handling down to debug bind insns. * function.c (instantiate_virtual_regs): Skip debug markers, adjust handling of debug binds. * gimple-ssa-backprop.c (backprop::prepare_change): Try debug temp insertion iff MAY_HAVE_DEBUG_BIND_STMTS. * haifa-sched.c (schedule_insn): Narrow special handling of debug insns to debug bind insns. * ipa-param-manipulation.c (ipa_modify_call_arguments): Narrow special handling of debug stmts to debug bind stmts. * ipa-split.c (split_function): Likewise. * ira.c (combine_and_move_insns): Adjust debug bind insns only. * loop-unroll.c (apply_opt_in_copies): Adjust tests on bind debug insns. * reg-stack.c (convert_regs_1): Use DEBUG_BIND_INSN_P. * regrename.c (build_def_use): Likewise. * regcprop.c (copyprop_hardreg_forward_1): Likewise. (pass_cprop_hardreg): Narrow special casing of debug insns to debug bind insns. * regstat.c (regstat_init_n_sets_and_refs): Likewise. * reload1.c (reload): Likewise. * sese.c (sese_insert_phis_for_liveouts): Narrow special casing of debug stmts to debug bind stmts. * shrink-wrap.c (move_insn_for_shrink_wrap): Likewise. * ssa-iterators.h (num_imm_uses): Likewise. * tree-cfg.c (gimple_merge_blocks): Narrow special casing of debug stmts to debug bind stmts. * tree-inline.c (tree_function_versioning): Narrow special casing of debug stmts to debug bind stmts. * tree-loop-distribution.c (generate_loops_for_partition): Narrow special casing of debug stmts to debug bind stmts. * tree-sra.c (analyze_access_subtree): Narrow special casing of debug stmts to debug bind stmts. * tree-ssa-dce.c (remove_dead_stmt): Narrow special casing of debug stmts to debug bind stmts. * tree-ssa-loop-ivopt.c (remove_unused_ivs): Narrow special casing of debug stmts to debug bind stmts. * tree-ssa-reassoc.c (reassoc_remove_stmt): Likewise. * tree-ssa-tail-merge.c (tail_merge_optimize): Narrow special casing of debug stmts to debug bind stmts. * tree-ssa-threadedge.c (propagate_threaded_block_debug_info): Likewise. * tree-ssa.c (flush_pending_stmts): Narrow special casing of debug stmts to debug bind stmts. (gimple_replace_ssa_lhs): Likewise. (insert_debug_temp_for_var_def): Likewise. (insert_debug_temps_for_defs): Likewise. (reset_debug_uses): Likewise. * tree-ssanames.c (release_ssa_name_fn): Likewise. * tree-vect-loop-manip.c (adjust_debug_stmts_now): Likewise. (adjust_debug_stmts): Likewise. (adjust_phi_and_debug_stmts): Likewise. (vect_do_peeling): Likewise. * tree-vect-loop.c (vect_transform_loop): Likewise. * valtrack.c (propagate_for_debug): Use BIND_DEBUG_INSN_P. * var-tracking.c (adjust_mems): Narrow special casing of debug insns to debug bind insns. (dv_onepart_p, dataflow_set_clar_at_call, use_type): Likewise. (compute_bb_dataflow, vt_find_locations): Likewise. (vt_expand_loc, emit_notes_for_changes): Likewise. (vt_init_cfa_base): Likewise. (vt_emit_notes): Likewise. (vt_initialize): Likewise. (vt_finalize): Likewise. * emit-rtl.c (next_nondebug_insn, prev_nondebug_insn): Reorder. (next_nonnote_nondebug_insn, prev_nonnote_nondebug_insn): Reorder. (next_nonnote_nondebug_insn_bb): New. (prev_nonnote_nondebug_insn_bb): New. (prev_nonnote_insn_bb, next_nonnote_insn_bb): Remove. * rtl.h (prev_nonnote_insn_bb, next_nonnote_insn_bb): Remove decls. (prev_nonnote_nondebug_insn_bb): Declare. (next_nonnote_nondebug_insn_bb): Declare. * cfgbuild.c (find_bb_boundaries): Adjust to skip debug insns. * cfgrtl.c (get_last_bb_insn): Likewise. * lra.c (push_insns): Likewise. 2017-12-11 David Malcolm PR c/82050 * selftest-run-tests.c (selftest::run_tests): Move start/finish code to... * selftest.c (selftest::test_runner::test_runner): New ctor. (selftest::test_runner::~test_runner): New dtor. * selftest.h (class selftest::test_runner): New class. 2017-12-11 Carl Love * config/rs6000/altivec.h (vec_extract_fp32_from_shorth, vec_extract_fp32_from_shortl]): Add #defines. * config/rs6000/rs6000-builtin.def (VSLDOI_2DI): Add macro expansion. * config/rs6000/rs6000-c.c (ALTIVEC_BUILTIN_VEC_UNPACKH, ALTIVEC_BUILTIN_VEC_UNPACKL, ALTIVEC_BUILTIN_VEC_AND, ALTIVEC_BUILTIN_VEC_SLD, ALTIVEC_BUILTIN_VEC_SRL, ALTIVEC_BUILTIN_VEC_SRO, ALTIVEC_BUILTIN_VEC_SLD, ALTIVEC_BUILTIN_VEC_SLL): Add expansions. * doc/extend.texi: Add documentation for the added builtins. 2017-12-11 Alexandre Oliva PR rtl-optimization/80693 PR rtl-optimization/81019 PR rtl-optimization/81020 * combine.c (distribute_notes): Reset any REG_UNUSED REGs that are not mentioned in i3. Place the REG_UNUSED note on i2, possibly modified to REG_DEAD, if it did not originate in i3. 2017-12-11 Jakub Jelinek * recog.c (store_data_bypass_p_1): New function. (store_data_bypass_p): Handle USE in a PARALLEL like CLOBBER. Use store_data_bypass_p_1 to avoid code duplication. Formatting fixes. 2017-12-11 Segher Boessenkool PR rtl-optimization/83361 * ifcvt.c (if_convert): Call fixup_partitions. 2017-12-11 Will Schmidt * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add support for early folding of splat_u{8,16,32}. 2017-12-11 Jakub Jelinek * config/aarch64/aarch64.c (aarch64_print_operand): Don't start output_operand_lossage first argument with capital letter. (aarch64_override_options): Don't start error and sorry first argument with capital letter. 2017-12-11 Andi Kleen PR gcov-profile/83355 * auto-profile.c (string_table::get_index_by_decl): Don't recurse when abstract origin points to itself. 2017-12-11 Bin Cheng PR tree-optimization/83320 * gimple-loop-interchange.cc (free_data_refs_with_aux): Use delete. (prune_datarefs_not_in_loop): Ditto. 2017-12-10 Gerald Pfeifer * doc/install.texi (Specific): Tweak link to mkssoftware.com. 2017-12-10 Jakub Jelinek PR tree-optimization/83337 * gimple-loop-interchange.cc (compute_access_stride): Handle bitfield DRs properly. 2017-12-09 Jakub Jelinek PR tree-optimization/83338 * tree-vect-stmts.c (vectorizable_operation): Handle POINTER_DIFF_EXPR vectorization as MINUS_EXPR with a subsequent VIEW_CONVERT_EXPR from vector of unsigned integers to vector of signed integers. 2017-12-08 Vladimir Makarov PR rtl-optimization/83317 * lra-constraints.c (process_address_1): Add insn code check. 2017-12-08 Michael Matz Fix PR tree-optimization/83323 * gimple-loop-jam (unroll_jam_possible_p): Correct test for head-controlled loops and loop BBs. * common.opt (funroll-and-jam): Remove, instead ... (floop-unroll-and-jam): ... reuse this option. * opts.c (default_options_table): Use OPT_floop_unroll_and_jam. * doc/invoke.texi (-funroll-and-jam): Move docu to ... (-floop-unroll-and-jam): ... this option. 2017-12-08 Jakub Jelinek * ipa-polymorphic-call.c (noncall_stmt_may_be_vtbl_ptr_store): Fix a comment typo, get_base_ref_and_offset -> get_ref_base_and_extent. * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Likewise. 2017-12-08 Richard Biener PR middle-end/81782 * tree-ssa-uninit.c (warn_uninitialized_vars): Properly handle accesses outside of zero-sized vars. 2017-12-08 Martin Jambor PR tree-optimization/83141 * tree-sra.c (contains_vce_or_bfcref_p): Move up in the file, also test for MEM_REFs implicitely changing types with padding. Remove inline keyword. (build_accesses_from_assign): Added contains_vce_or_bfcref_p checks. 2017-12-08 Jakub Jelinek * config/arc/arc.c (arc_attribute_table): Add exclusions to the comment. * config/avr/avr.c (avr_attribute_table): Likewise. * config/msp430/msp430.c (msp430_attribute_table): Likewise. * config/rl78/rl78.c (rl78_attribute_table): Likewise. * config/nds32/nds32.c (nds32_attribute_table): Likewise. * config/darwin.h (SUBTARGET_ATTRIBUTE_TABLE): Initialize new member of struct attribute_spec. * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Likewise. 2017-12-08 Ulrich Weigand PR target/82960 * config/spu/spu.c (pad_bb): Only check INSN_CODE when INSN_P is true. 2017-12-08 Jan Hubicka PR middle-end/83609 * profile-count.c (profile_count::from_gcov_type): Move from profile-count.h; handle overflow. * profile-count.h (profile_count::from_gcov_type): Move offline. 2017-12-08 Segher Boessenkool PR rtl-optimization/83304 * combine.c (move_deaths): If we do not know where a register died, search for it. 2017-12-08 Richard Biener * gimple-loop-interchange.cc (tree_loop_interchange::interchange): Provide -fopt-info-loop feedback when we interchange in a nest. 2017-06-08 Richard Earnshaw * config/arm/driver-arm.c (arm_cpu_table): Use fp-capable product names for armv6 ARM CPU IDs. 2017-06-08 Richard Earnshaw * common/config/arm/arm-common.c: Include . (INCLUDE_VECTOR): Define. (compare_opt_names): New function. (arm_rewrite_selected_arch): Only strip out extensions that can be expressed through -mfpu. Sort the remaining extensions alphabetically. 2017-06-08 Richard Earnshaw * config/arm/arm.h (arm_asm_auto_mfpu): Declare. (ASM_CPU_SPEC_FUNCTIONS): Add new rule asm_auto_mfpu. (ASM_CPU_SPEC): Use it if -mfpu is set to auto. * common/config/arm/arm-common.c (arm_asm_auto_mfpu): New function. 2017-06-08 Tristan Gingold PR ada/81470 * dwarf2out.c (dwarf2out_do_cfi_startproc): Only emit .cfi_personality or .cfi_lsda if the eh data format is dwarf2. 2017-12-08 Rainer Orth * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE): Initialize new member of struct attribute_spec. 2017-12-08 Julia Koval * config/i386/avx512vnniintrin.h (_mm512_dpwssds_epi32, _mm512_mask_dpwssds_epi32, _mm512_maskz_dpwssds_epi32): New intrinsics. * config/i386/avx512vnnivlintrin.h (_mm256_dpwssds_epi32, _mm256_mask_dpwssds_epi32, _mm256_maskz_dpwssds_epi32, _mm_dpwssds_epi32, _mm_mask_dpwssds_epi32, _mm_maskz_dpwssds_epi32): Ditto. 2017-12-08 Richard Biener PR tree-optimization/81303 * tree-vect-stmts.c (vect_is_simple_cond): For invariant conditions try to create a comparison vector type matching the data vector type. (vectorizable_condition): Adjust. * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Leave invariant conditions alone in case we can vectorize those. 2017-12-08 Julia Koval * config/i386/avx512vnniintrin.h (_mm512_dpwssd_epi32, _mm512_mask_dpwssd_epi32, _mm512_maskz_dpwssd_epi32): New intrinsics. * config/i386/avx512vnnivlintrin.h (_mm256_dpwssd_epi32, _mm256_mask_dpwssd_epi32, _mm256_maskz_dpwssd_epi32, _mm_dpwssd_epi32, _mm_mask_dpwssd_epi32, _mm_maskz_dpwssd_epi32): Ditto. 2017-12-08 Julia Koval * config/i386/avx512vnniintrin.h (_mm512_dpbusds_epi32, _mm512_mask_dpbusds_epi32, _mm512_maskz_dpbusds_epi32): New. * config/i386/avx512vnnivlintrin.h (_mm256_dpbusds_epi32, _mm256_mask_dpbusds_epi32, _mm256_maskz_dpbusds_epi32, _mm_dpbusds_epi32, _mm_mask_dpbusds_epi32, _mm_maskz_dpbusds_epi32): New intrinsics. 2017-12-07 Sandra Loosemore * config/nios2/nios2.md (ldio): Add splitter for memory operand. (ldio_signed): Likewise. (stio): Likewise. * config/nios2/predicates.md (ldstio_memory_operand): Allow SMALL_INT12 constant integer operand. 2017-12-07 Sandra Loosemore * config/nios2/nios2.c (nios2_symbolic_constant_allowed): Rename to... (nios2_large_constant_allowed): ...this. Adjust uses. (nios2_plus_symbolic_constant_p): Rename to... (nios2_plus_large_constant_p): ...this. Adjust uses. (nios2_legitimate_address_p): Correct CONST_INT handling. (nios2_symbolic_memory_operand_p): Rename to... (nios2_large_constant_memory_operand_p): ...this. Adjust uses. (nios2_large_constant_p): Check for large constant integers too. (nios2_split_large_constant): Handle constant integers. (nios2_split_symbolic_memory_operand): Rename to... (nios2_split_large_constant_memory_operand): ...this. Adjust uses. (nios2_legitimize_constant_address): Handle constant integers. (r0rel_constant_p): Handle small constant integers. (nios2_print_operand_address): Handle r0-relative integer addresses. * config/nios2/nios2-protos.h: Adjust for renamed functions. * config/nios2/nios2.md: Adjust for renamed functions. 2017-12-07 Andrew Waterman * config/riscv/riscv.c (TARGET_ASM_SELECT_SECTION): New define. (TARGET_HAVE_SRODATA_SECTION): New define. (riscv_select_section): New function. 2017-12-08 Joseph Myers Alexander Monakov Jakub Jelinek PR target/81906 * config/i386/i386.c (ix86_expand_rint): Handle flag_rounding_math. 2017-12-07 Richard Sandiford * config/aarch64/aarch64.c (aarch64_print_address_internal): Return a bool success value. Don't call output_operand_lossage here. (aarch64_print_ldpstp_address): Return a bool success value. (aarch64_print_operand_address): Call output_addr_const if aarch64_print_address_internal fails. (aarch64_print_operand): Don't assert that the mode is 16 bytes for 'y'; call output_operand_lossage instead. Call output_operand_lossage if aarch64_print_ldpstp_address fails. 2017-12-07 Richard Sandiford * tree-vector-builder.h (tree_vector_builder::binary_encoded_nelts): Declare. * tree-vector-builder.c (tree_vector_builder::binary_encoded_nelts): New function. * fold-const.c (negate_expr_p): Likewise. (operand_equal_p, fold_checksum_tree): Likewise. * tree-loop-distribution.c (const_with_all_bytes_same): Likewise. * tree.c (integer_zerop, integer_onep, integer_all_onesp, real_zerop) (real_onep, real_minus_onep, add_expr, initializer_zerop): Likewise. (uniform_vector_p): Likewise. * varasm.c (const_hash_1, compare_constant): Likewise. * tree-ssa-ccp.c: Include tree-vector-builder.h. (valid_lattice_transition): Operate directly on the VECTOR_CST encoding. * ipa-icf.c: Include tree-vector-builder.h. (sem_variable::equals): Operate directly on the VECTOR_CST encoding. * print-tree.c (print_node): Print encoding of VECTOR_CSTs. 2017-12-07 Richard Sandiford * tree.c (build_vector): Delete. * tree.h (build_vector): Make static and move into the self-testing block. 2017-12-07 Richard Sandiford * vector-builder.h (vector_builder::derived): New const overload. (vector_builder::elt): New function. * tree-vector-builder.h (tree_vector_builder::type): New function. (tree_vector_builder::apply_step): Declare. * tree-vector-builder.c (tree_vector_builder::apply_step): New function. * gimple-fold.h (tree_vector_builder): Declare. (gimple_build_vector): Take a tree_vector_builder instead of a type and vector of elements. * gimple-fold.c (gimple_build_vector): Likewise. * tree-vect-loop.c (get_initial_def_for_reduction): Update call accordingly. (get_initial_defs_for_reduction): Likewise. (vectorizable_induction): Likewise. 2017-12-07 Richard Sandiford * tree-vector-builder.h (tree_vector_builder::new_binary_operation): Declare. * tree-vector-builder.c (tree_vector_builder::new_binary_operation): New function. * fold-const.c (fold_relational_const): Use it. (const_binop): Likewise. Check that both input vectors have the same number of elements, thus excluding things like WIDEN_SUM. Check whether it is possible to operate directly on the encodings of stepped inputs. 2017-12-07 Richard Sandiford * fold-const.c (fold_negate_expr_1): Use tree_vector_builder and new_unary_operation, operating only on the encoded elements. (const_unop): Likewise. (exact_inverse): Likewise. (distributes_over_addition_p): New function. (const_binop): Use tree_vector_builder and new_unary_operation for combinations of VECTOR_CST and INTEGER_CST. Operate only on the encoded elements unless the encoding is strided and the operation does not distribute over addition. (fold_convert_const): Use tree_vector_builder and new_unary_operation. Operate only on the encoded elements for truncating integer conversions, or for non-stepped encodings. 2017-12-07 Richard Sandiford * config/sparc/sparc.c: Include tree-vector-builder.h. (sparc_fold_builtin): Use tree_vector_builder instead of build_vector. * expmed.c: Include tree-vector-builder.h. (make_tree): Use tree_vector_builder instead of build_vector. * fold-const.c: Include tree-vector-builder.h. (const_binop): Use tree_vector_builder instead of build_vector. (const_unop): Likewise. (native_interpret_vector): Likewise. (fold_vec_perm): Likewise. (fold_ternary_loc): Likewise. * gimple-fold.c: Include tree-vector-builder.h. (gimple_fold_stmt_to_constant_1): Use tree_vector_builder instead of build_vector. * tree-ssa-forwprop.c: Include tree-vector-builder.h. (simplify_vector_constructor): Use tree_vector_builder instead of build_vector. * tree-vect-generic.c: Include tree-vector-builder.h. (add_rshift): Use tree_vector_builder instead of build_vector. (expand_vector_divmod): Likewise. (optimize_vector_constructor): Likewise. * tree-vect-loop.c: Include tree-vector-builder.h. (vect_create_epilog_for_reduction): Use tree_vector_builder instead of build_vector. Explicitly use a stepped encoding for { 1, 2, 3, ... }. * tree-vect-slp.c: Include tree-vector-builder.h. (vect_get_constant_vectors): Use tree_vector_builder instead of build_vector. (vect_transform_slp_perm_load): Likewise. (vect_schedule_slp_instance): Likewise. * tree-vect-stmts.c: Include tree-vector-builder.h. (vectorizable_bswap): Use tree_vector_builder instead of build_vector. (vect_gen_perm_mask_any): Likewise. (vectorizable_call): Likewise. Explicitly use a stepped encoding. * tree.c: (build_vector_from_ctor): Use tree_vector_builder instead of build_vector. (build_vector_from_val): Likewise. Explicitly use a duplicate encoding. 2017-12-07 Richard Sandiford * doc/generic.texi (VECTOR_CST): Describe new representation of vector constants. * vector-builder.h: New file. * tree-vector-builder.h: Likewise. * tree-vector-builder.c: Likewise. * Makefile.in (OBJS): Add tree-vector-builder.o. * tree.def (VECTOR_CST): Update comment to refer to generic.texi. * tree-core.h (tree_base): Add a vector_cst field to the u union. (tree_vector): Change the number of elements to vector_cst_encoded_nelts. * tree.h (VECTOR_CST_NELTS): Redefine using TYPE_VECTOR_SUBPARTS. (VECTOR_CST_ELTS): Delete. (VECTOR_CST_ELT): Redefine using vector_cst_elt. (VECTOR_CST_LOG2_NPATTERNS, VECTOR_CST_NPATTERNS): New macros. (VECTOR_CST_NELTS_PER_PATTERN, VECTOR_CST_DUPLICATE_P): Likewise. (VECTOR_CST_STEPPED_P, VECTOR_CST_ENCODED_ELTS): Likewise. (VECTOR_CST_ENCODED_ELT): Likewise. (vector_cst_encoded_nelts): New function. (make_vector): Take the values of VECTOR_CST_LOG2_NPATTERNS and VECTOR_CST_NELTS_PER_PATTERN as arguments. (vector_cst_int_elt, vector_cst_elt): Declare. * tree.c: Include tree-vector-builder.h. (tree_code_size): Abort if passed VECTOR_CST. (tree_size): Update for new VECTOR_CST layout. (make_vector): Take the values of VECTOR_CST_LOG2_NPATTERNS and VECTOR_CST_NELTS_PER_PATTERN as arguments. (build_vector): Use tree_vector_builder. (vector_cst_int_elt, vector_cst_elt): New functions. (drop_tree_overflow): For VECTOR_CST, drop the TREE_OVERFLOW from the encoded elements and then create the vector in the canonical form. (check_vector_cst, check_vector_cst_duplicate, check_vector_cst_fill) (check_vector_cst_stepped, test_vector_cst_patterns): New functions. (tree_c_tests): Call test_vector_cst_patterns. * lto-streamer-out.c (DFS::DFS_write_tree_body): Handle the new VECTOR_CST fields. (hash_tree): Likewise. * tree-streamer-out.c (write_ts_vector_tree_pointers): Likewise. (streamer_write_tree_header): Likewise. * tree-streamer-in.c (lto_input_ts_vector_tree_pointers): Likewise. (streamer_alloc_tree): Likewise. Update call to make_vector. * fold-const.c (fold_ternary_loc): Avoid using VECTOR_CST_ELTS. 2017-12-07 Richard Sandiford * selftest.h (ASSERT_TRUE_AT, ASSERT_FALSE_AT, ASSERT_EQ_AT) (ASSERT_NE, ASSERT_PRED1): Add underscores to local variable names * selftest-rtl.h (ASSERT_RTX_EQ, ASSERT_RTX_PTR_EQ): Likewise. 2017-12-07 Bin Cheng Richard Biener PR tree-optimization/81303 * Makefile.in (gimple-loop-interchange.o): New object file. * common.opt (floop-interchange): Reuse the option from graphite. * doc/invoke.texi (-floop-interchange): Ditto. New document for -floop-interchange and mention it for -O3. * opts.c (default_options_table): Enable -floop-interchange at -O3. * gimple-loop-interchange.cc: New file. * params.def (PARAM_LOOP_INTERCHANGE_MAX_NUM_STMTS): New parameter. (PARAM_LOOP_INTERCHANGE_STRIDE_RATIO): New parameter. * passes.def (pass_linterchange): New pass. * timevar.def (TV_LINTERCHANGE): New time var. * tree-pass.h (make_pass_linterchange): New declaration. * tree-ssa-loop-ivcanon.c (create_canonical_iv): Change to external interchange. Record IV before/after increment in new parameters. * tree-ssa-loop-ivopts.h (create_canonical_iv): New declaration. * tree-vect-loop.c (vect_is_simple_reduction): Factor out reduction path check into... (check_reduction_path): ...New function here. * tree-vectorizer.h (check_reduction_path): New declaration. 2017-12-07 Vladimir Makarov PR target/83252 PR rtl-optimization/80818 * lra.c (add_regs_to_insn_regno_info): Make a hard reg in CLOBBER always early clobbered. * lra-lives.c (process_bb_lives): Check input hard regs for early clobbered non-operand hard reg. 2017-12-07 Jakub Jelinek PR middle-end/83164 * tree-cfg.c (verify_gimple_assign_binary): Don't require types_compatible_p, just that TYPE_MODE is the same. 2017-12-07 Martin Sebor PR c/81544 * attribs.c (empty_attribute_table): Initialize new member of struct attribute_spec. (decl_attributes): Add argument. Handle mutually exclusive combinations of attributes. (selftests::test_attribute_exclusions): New function. (selftests::attribute_c_tests): Ditto. * attribs.h (decl_attributes): Add default argument. * selftest.h (attribute_c_tests): Declare. * selftest-run-tests.c (selftest::run_tests): Call attribute_c_tests. * tree-core.h (attribute_spec::exclusions, exclude): New type and member. * doc/extend.texi (Common Function Attributes): Update const and pure. * config/alpha/alpha.c (vms_attribute_table): Initialize new member of struct attribute_spec. * config/arc/arc.c (arc_attribute_table): Same. * config/arm/arm.c (arm_attribute_table): Same. * config/avr/avr.c ( avr_attribute_table): Same. * config/bfin/bfin.c (bfin_attribute_table): Same. * config/cr16/cr16.c (cr16_attribute_table): Same. * config/epiphany/epiphany.c (epiphany_attribute_table): Same. * config/h8300/h8300.c (h8300_attribute_table): Same. * config/i386/i386.c (ix86_attribute_table): Same. * config/ia64/ia64.c (ia64_attribute_table): Same. * config/m32c/m32c.c (m32c_attribute_table): Same. * config/m32r/m32r.c (m32r_attribute_table): Same. * config/m68k/m68k.c (m68k_attribute_table): Same. * config/mcore/mcore.c (mcore_attribute_table): Same. * config/microblaze/microblaze.c (microblaze_attribute_table): Same. * config/mips/mips.c (mips_attribute_table): Same. * config/msp430/msp430.c (msp430_attribute_table): Same. * config/nds32/nds32.c (nds32_attribute_table): Same. * config/nvptx/nvptx.c (nvptx_attribute_table): Same. * config/powerpcspe/powerpcspe.c (rs6000_attribute_table): Same. * config/rl78/rl78.c (rl78__attribute_table): Same. * config/rs6000/rs6000.c (rs6000_attribute_table): Same. * onfig/rx/rx.c (rx_attribute_table): Same. * config/s390/s390.c (s390_handle_vectorbool_attribute): Same. * config/sh/sh.c (sh_attribute_table): Same. * config/sparc/sparc.c (sparc_attribute_table): Same. * config/spu/spu.c (spu_attribute_table): Same. * config/stormy16/stormy16.c (xstormy16_attribute_table): Same. * config/v850/v850.c (v850_attribute_table): Same. * config/visium/visium.c (visium_attribute_table): Same. 2017-12-07 Tamar Christina PR target/82641 * config/arm/arm.c (INCLUDE_STRING): Define. (arm_last_printed_arch_string, arm_last_printed_fpu_string): New. (arm_declare_function_name): Conservatively emit .arch, .arch_extensions and .fpu. 2017-12-07 Michael Matz Add unroll and jam pass * gimple-loop-jam.c: New file. * Makefile.in (OBJS): Add gimple-loop-jam.o. * common.opt (funroll-and-jam): New option. * opts.c (default_options_table): Add unroll-and-jam at -O3. * params.def (PARAM_UNROLL_JAM_MIN_PERCENT): New param. (PARAM_UNROLL_JAM_MAX_UNROLL): Ditto. * passes.def: Add pass_loop_jam. * timevar.def (TV_LOOP_JAM): Add. * tree-pass.h (make_pass_loop_jam): Declare. * cfgloop.c (flow_loop_tree_node_add): Add AT argument. * cfgloop.h (flow_loop_tree_node_add): Adjust declaration. * cfgloopmanip.c (duplicate_loop): Add AT argument, adjust call to flow_loop_tree_node_add. (duplicate_subloops, copy_loops_to): Append to sibling list. * cfgloopmanip.h: (duplicate_loop): Adjust declaration. * doc/invoke.texi (-funroll-and-jam): Document new option. (unroll-jam-min-percent, unroll-jam-max-unroll): Document new params. 2017-12-07 Richard Biener PR tree-optimization/83296 PR tree-optimization/67769 * tree-ssa-phiopt.c (conditional_replacement): Do not reset flow sensitive info in an unrelated BB. (value_replacement): Use reset_flow_sensitive_info. (minmax_replacement): Reset flow sensitive info on the def we move. Do not reset flow sensitive info in the whole BB we move the stmt to. (abs_replacement): Likewise. 2017-12-07 Segher Boessenkool PR target/43871 * config/rs6000/rs6000.c (rs6000_option_override_internal): Set rs6000_cpu to the given -mcpu=, or to the default processor. 2017-12-07 Segher Boessenkool * config/rs6000/rs6000.h (rs6000_cpu_attr): Delete. * config/rs6000/rs6000.c (rs6000_variable_issue_1): Use rs6000_tune instead of rs6000_cpu_attr. (rs6000_adjust_cost): Ditto. (is_microcoded_insn): Ditto. (rs6000_adjust_priority): Ditto. (rs6000_issue_rate): Ditto. (rs6000_use_sched_lookahead): Ditto. (rs6000_use_sched_lookahead_guard): Ditto. (rs6000_sched_reorder): Ditto. (force_new_group): Ditto. * config/rs6000/rs6000.md (cpu attribute): Ditto. (group_ending_nop): Ditto. 2017-12-07 Segher Boessenkool * config/rs6000/rs6000.opt (rs6000_tune): New variable. * config/rs6000/rs6000.c (rs6000_option_override_internal): Also set rs6000_tune. Use rs6000_tune instead of rs6000_cpu where appropriate. (rs6000_loop_align): Use rs6000_tune instead of rs6000_cpu where appropriate. (rs6000_reassociation_width): Ditto. (rs6000_emit_epilogue): Ditto. (rs6000_adjust_cost): Ditto. (is_microcoded_insn): Ditto. (is_cracked_insn): Ditto. (rs6000_adjust_priority): Ditto. (rs6000_sched_reorder): Ditto. (rs6000_sched_reorder2): Ditto. (insn_must_be_first_in_group): Ditto. (insn_must_be_last_in_group): Ditto. (rs6000_register_move_cost): Ditto. * config/rs6000/rs6000.h (rs6000_cpu_attr): Use rs6000_tune instead of rs6000_cpu. 2017-12-07 Julia Koval * config.gcc: Add vaesintrin.h. * config/i386/i386-builtin-types.def (V64QI_FTYPE_V64QI_V64QI): New type. * config/i386/i386-builtin.def (__builtin_ia32_vaesdec_v16qi, __builtin_ia32_vaesdec_v32qi, __builtin_ia32_vaesdec_v64qi): New builtins. * config/i386/i386.c (ix86_expand_args_builtin): Handle new type. * config/i386/immintrin.h: Include vaesintrin.h. * config/i386/sse.md (vaesdec_): New pattern. * config/i386/vaesintrin.h (_mm256_aesdec_epi128, _mm512_aesdec_epi128, _mm_aesdec_epi128): New intrinsics. 2017-12-06 David Malcolm * Makefile.in (C_COMMON_OBJS): Add c-family/c-spellcheck.o. * spellcheck-tree.c (find_closest_macro_cpp_cb): Move to c-family/c-spellcheck.cc. (best_macro_match::best_macro_match): Likewise. * spellcheck-tree.h (struct edit_distance_traits): Move to c-family/c-spellcheck.h. (class best_macro_match): Likewise. 2017-12-06 Jakub Jelinek PR tree-optimization/83293 * gimple-ssa-strength-reduction.c (insert_initializers): Use GSI_NEW_STMT instead of GSI_SAME_STMT in gsi_insert_after that might insert into empty bb. PR sanitizer/81281 * match.pd ((T)(P + A) - (T)P -> (T) A): Split into separate simplify for plus with :c added, and pointer_plus without that. ((T)P - (T)(P + A) -> -(T) A): Likewise. If type is integral with undefined overflow and the conversion is not widening, perform negation in utype and only convert to type afterwards. ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Split into separate simplify for plus with :c added, and pointer_plus without that. If type is integral with undefined overflow and the conversion is not widening, perform minus in utype and only convert to type afterwards. Move the last pointer_diff_expr simplify into the two outermost ifs. 2017-12-06 Martin Sebor PR tree-optimization/82646 * builtins.c (maybe_emit_chk_warning): Use size as the bound for strncpy, not maxlen. 2017-12-06 Martin Sebor * doc/invoke.texi (-Wstringop-truncation): Mention attribute nonstring. PR tree-optimization/83075 * tree-ssa-strlen.c (handle_builtin_stxncpy): Avoid assuming strncat/strncpy don't change length of source string. 2017-12-06 Eric Botcazou Revert 2017-11-29 Martin Aberg * config/sparc/sparc.md (divdf3_fix): Add NOP and adjust length to prevent b2bst errata sequence. (sqrtdf2_fix): Likewise. 2017-12-06 Jakub Jelinek PR tree-optimization/81945 * cfgloop.h (FOR_EACH_LOOP_FN): Use FN instead of hardcoding fn. * tree-cfg.c (move_sese_region_to_fn): If any of the loops moved to dest_cfun has orig_loop_num set, either remap it to the new loop number if the loop got moved too, or clear it. 2017-12-05 Steve Ellcey * config/aarch64/thunderx2-t99.md (thunderx2t99_branch): Add trap to reservation. (thunderx2t99_nothing): New insn reservation. (thunderx2t99_mrs): New insn reservation. (thunderx2t99_multiple): New insn reservation. (thunderx2t99_alu_basi): Add bfx to reservation. (thunderx2t99_fp_cmp): Add fccmps and fccmpd to reservation. 2017-12-05 Ramana Radhakrishnan PR target/82248 * config/arm/arm.md (probe_stack) : Use the 'o' constraint. 2017-12-05 Bin Cheng * tree-ssa-dce.c (simple_dce_from_worklist): Move and rename from tree-ssa-pre.c::remove_dead_inserted_code. * tree-ssa-dce.h: New file. * tree-ssa-pre.c (tree-ssa-dce.h): Include new header file. (remove_dead_inserted_code): Move and rename to function tree-ssa-dce.c::simple_dce_from_worklist. (pass_pre::execute): Update use. 2017-12-05 Richard Biener PR tree-optimization/83277 * graphite-isl-ast-to-gimple.c (should_copy_to_new_region): Make sure to code-gen liveout vars. 2017-12-05 Richard Sandiford * config/aarch64/aarch64-simd.md (aarch64_simd_bsldi_internal) (aarch64_simd_bsldi_alt): Check REG_P before GP_REGNUM_P. (aarch64_cmdi, aarch64_cmtstdi): Add leading "&&" to split condition. 2017-12-05 Max Filippov * config/xtensa/xtensa.c (xtensa_asan_shadow_offset): New function. (TARGET_ASAN_SHADOW_OFFSET): New macro definition. * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): Set to 1 if ASAN is enabled. 2017-12-05 Richard Biener * timevar.def (TV_TREE_RECIP, TV_TREE_SINCOS, TV_TREE_WIDEN_MUL): Add. * tree-ssa-math-opts.c (pass_data_cse_reciprocal): Use TV_TREE_RECIP. (pass_data_cse_sincos): Use TV_TREE_SINCOS. (pass_data_optimize_widening_mul): Use TV_TREE_WIDEN_MUL. 2017-12-05 Rainer Orth * dbxout.c (dbxout_block): Grow buf to 30 bytes. 2017-12-05 Martin Liska Jakub Jelinek * doc/invoke.texi: Document the options. * flag-types.h (enum sanitize_code): Add SANITIZE_POINTER_COMPARE and SANITIZE_POINTER_SUBTRACT. * ipa-inline.c (sanitize_attrs_match_for_inline_p): Add handling of SANITIZE_POINTER_COMPARE and SANITIZE_POINTER_SUBTRACT. * opts.c: Define new sanitizer options. * sanitizer.def (BUILT_IN_ASAN_POINTER_COMPARE): Likewise. (BUILT_IN_ASAN_POINTER_SUBTRACT): Likewise. 2017-12-05 Julia Koval * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VNNI_SET, OPTION_MASK_ISA_AVX512VNNI_UNSET): New. (ix86_handle_option): Handle -mavx512vnni. * config/i386/cpuid.h (bit_AVX512VNNI): New bit. * config/i386/driver-i386.c (host_detect_local_cpu): Handle new bit. * config/i386/i386-c (__AVX512VNNI__): New. * config/i386/i386.c (ix86_target_string): Handle new option. (ix86_valid_target_attribute_inner_p): Handle new option. * config/i386/i386.h (TARGET_AVX512VNNI, TARGET_AVX512VNNI_P): New. * config/i386/i386.opt (mavx512vnni): New option. 2017-12-01 Jan Hubicka PR target/81616 * athlon.md: Disable for generic. * haswell.md: Enable for generic. * i386.c (ix86_sched_init_global): Add core hooks for generic. * x86-tune-sched.c (ix86_issue_rate): Increase issue rate for generic to 4. (ix86_adjust_cost): Move generic to haswell path. 2017-12-04 Eric Botcazou * config/sparc/sparc.c (sparc_do_work_around_errata): Use mem_ref instead of MEM_P in a couple more places. Fix formatting issues. 2017-12-04 Jim Wilson * config/riscv/riscv.c (riscv_for_each_saved_reg): Use GP_REG_LAST instead of GP_REG_LAST-1. (riscv_adjust_libcall_cfi_prologue): Likewise. (riscv_adjust_libcall_cri_epilogue): Likewise. * config/riscv/riscv.h (CALL_USED_REGISTERS): Change a6 to t6 in comment. 2017-12-04 Luis Machado * ipa-pure-const.c (check_decl): Add missing newline. (state_from_flags): Likewise. 2017-12-04 Jeff Law PR tree-optimizatin/78496 * gimple-ssa-evrp-analyze.h (evrp_range_analyzer::get_vr_values): Simplify. * gimple-ssa-evrp-analyze.c: Corresponding changes. * tree-ssa-dom.c: Include alloc-pool.h, tree-vrp.h, vr-values.h and gimple-ssa-evrp-analyze.h. (dom_opt_dom_walker class): Add evrp_range_analyzer member. (simplify_stmt_for_jump_threading): Copy a blob of code from tree-vrp.c to use ranges to simplify statements. (dom_opt_dom_walker::before_dom_children): Call evrp_range_analyzer::{enter,record_ranges_from_stmt} methods. (dom_opt_dom_walker::after_dom_children): Similarly for evrp_range_analyzer::leave. (dom_opt_dom_walker::optimize_stmt): Use EVRP ranges to optimize conditionals. * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::extract_range_from_stmt): Always use vr_values::update_value_range so preexisting range info is medged with new range info, even if the new range is VR_VARYING. 2017-12-04 Segher Boessenkool * combine.c: Adjust comment. (use_crosses_set_p): Delete. (can_combine_p): Use modified_between_p instead of use_crosses_set_p. (try_combine): Ditto. 2017-12-04 Richard Biener PR tree-optimization/83255 * graphite-isl-ast-to-gimple.c (translate_isl_ast_node_for): Re-add zero-iteration check. 2017-12-04 Segher Boessenkool PR rtl-optimization/83245 * lra.c (collect_non_operand_hard_regs): Treat clobbers of non-operand hard registers as earlyclobber, also if not in an asm. 2017-12-04 Segher Boessenkool PR bootstrap/83265 Revert 2017-12-01 Segher Boessenkool PR target/43871 * config/rs6000/rs6000.c (rs6000_option_override_internal): Set rs6000_cpu based on cpu_index, not tune_index. 2017-12-04 Richard Biener PR tree-optimization/83238 * graphite-scop-detection.c (scop_detection::merge_sese): Make code match comment, rejecting invalid SESE regions. 2017-12-03 John David Anglin * config/pa/pa.c (pa_legitimate_address_p): For scaled indexing, require base operand is a REG_POINTER prior to reload on targets with non-equivalent space registers. 2017-12-01 Jan Hubicka * ipa-cp.c (ipcp_lattice::print): Update dumping. (update_specialized_profile): Fix updating of counts. (perhaps_add_new_callers): Likewise. 2017-12-01 Jan Hubicka PR target/81616 * x86-tune.def: Remove obsolette FIXMEs. (X86_TUNE_PARTIAL_FLAG_REG_STALL): Disable for generic (X86_TUNE_FUSE_CMP_AND_BRANCH_32, X86_TUNE_FUSE_CMP_AND_BRANCH_64, X86_TUNE_FUSE_CMP_AND_BRANCH_SOFLAGS, X86_TUNE_FUSE_ALU_AND_BRANCH): Enable for generic. (X86_TUNE_PAD_RETURNS): Disable for generic. 2017-12-02 Jakub Jelinek PR tree-optimization/83170 PR tree-optimization/83241 * gimple-ssa-store-merging.c (imm_store_chain_info::try_coalesce_bswap): Update vuse field from gimple_vuse (ins_stmt) in case it has changed. (imm_store_chain_info::output_merged_store): Likewise. * tree-chkp.c (chkp_compute_bounds_for_assignment): Handle POINTER_DIFF_EXPR. PR c++/81212 * tree-cfg.c (pass_warn_function_return::execute): Handle __builtin_ubsan_handle_missing_return like __builtin_unreachable with BUILTINS_LOCATION. PR target/78643 PR target/80583 * expr.c (get_inner_reference): If DECL_MODE of a non-bitfield is BLKmode for vector field with vector raw mode, use TYPE_MODE instead of DECL_MODE. * config/i386/i386-protos.h (standard_sse_constant_opcode): Change last argument to rtx pointer. * config/i386/i386.c (standard_sse_constant_opcode): Replace X argument with OPERANDS. For AVX+ 128-bit VEX encoded instructions over 256-bit or 512-bit. If setting EXT_REX_SSE_REG_P, use EVEX encoded insn depending on the chosen ISAs. * config/i386/i386.md (*movxi_internal_avx512f, *movoi_internal_avx, *movti_internal, *movdi_internal, *movsi_internal, *movtf_internal, *movdf_internal, *movsf_internal): Adjust standard_sse_constant_opcode callers. * config/i386/sse.md (mov_internal): Likewise. * config/i386/mmx.md (*mov_internal): Likewise. 2017-12-01 Segher Boessenkool * doc/invoke.texi (-dp): Say that instruction cost is printed as well. 2017-12-01 Segher Boessenkool * config/rs6000/rs6000-protos.h (emit_fusion_addis): Remove last two parameters from prototype. * config/rs6000/rs6000.c (emit_fusion_addis): Remove last two parameters. Don't print a comment. (emit_fusion_gpr_load): Adjust. (emit_fusion_load_store): Adjust. * config/rs6000/rs6000.md (*fusion_p9__constant): Adjust. * config/rs6000/vsx.md (two peepholes): Print the "vector load fusion" comment on the second line. 2017-12-01 Segher Boessenkool PR target/43871 * config/rs6000/rs6000.c (rs6000_option_override_internal): Set rs6000_cpu based on cpu_index, not tune_index. 2017-12-01 Segher Boessenkool * final.c (output_asm_name): Print insn_cost. Shorten output. Print which_alternative instead of which_alternative + 1. (output_asm_insn): Print an extra tab if the template is short. 2017-12-01 Jim Wilson * common.opt (use_gnu_debug_info_extensions): Delete DWARF_DEBUG from comment. * config/vx-common.h (DWARF_DEBUGGING_INFO): Delete undef. * doc/tm.texi.in (PREFERRED_DEBUGGING_TYPE): Delete DWARF_DEBUG reference. * doc/tm.texi: Regenerate. 2017-12-01 Michael Meissner PR target/81959 * config/rs6000/rs6000.c (rs6000_address_for_fpconvert): Check for whether we can allocate pseudos before trying to fix an address. * config/rs6000/rs6000.md (float_si2_hw): Make sure the memory address is indexed or indirect. (floatuns_si2_hw2): Likewise. 2017-12-01 Jason Merrill * Makefile.in (TAGS): Add c-family/*.cc. 2017-12-01 Wilco Dijkstra * config/aarch64/aarch64.md (call_insn): Use %c rather than %a. (call_value_insn): Likewise. (sibcall_insn): Likewise. (sibcall_value_insn): Likewise. (movsi_aarch64): Likewise. (movdi_aarch64): Likewise. (add_losym_): Likewise. (ldr_got_small_): Likewise. (ldr_got_small_sidi): Likewise. (ldr_got_small_28k_): Likewise. (ldr_got_small_28k_sidi): Likewise. * config/aarch64/aarch64.c (aarch64_print_address_internal): Move output_addr_const to symbolic case. Add error check. 2017-12-01 Andreas Krebbel * config/s390/predicates.md (plus16_Q_operand): New predicate. * config/s390/s390.md: Disable MVC merging peephole if it would disable operand forwarding. (new peephole2): Split MVCs if it would turn them into up to 2 forwardable MVCs. 2017-12-01 Richard Biener PR tree-optimization/83232 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Fix detection of same access. Instead of breaking the group here do not consider the duplicate. Add comment explaining real fix. 2017-12-01 Jonathan Wakely * doc/md.texi (Insn Splitting): Fix "central flowgraph" typo. 2017-12-01 Sudakshina Das * config/arm/vfp.md (*movhf_vfp_fp16): Add conds attribute. 2017-12-01 Jakub Jelinek * function.h (struct function): Remove cilk_frame_decl, is_cilk_function and calls_cilk_spawn fields. * tree-inline.h (struct copy_body_data): Remove remap_var_for_cilk field. * omp-simd-clone.c (simd_clone_clauses_extract): Don't clear cilk_elemental field. * cgraph.h (struct cgraph_simd_clone): Remove cilk_elemental field. * target.def: Adjust comment. * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen): Don't test cilk_elemental. PR tree-optimization/83233 * gimple-ssa-store-merging.c (nop_stats, bswap_stats): Use bswap_stat name for the struct. PR c/79153 * tree.h (SWITCH_BREAK_LABEL_P): Define. * gimplify.c (collect_fallthrough_labels): Handle GIMPLE_BIND starting with a GIMPLE_SWITCH and ending with GIMPLE_LABEL with SWITCH_BREAK_LABEL_P set on the label. (gimplify_switch_expr): Set SWITCH_BREAK_LABEL_P on the label added for default case if it was missing and not all cases covered. Wrap GIMPLE_SWITCH and the switch_body_seq into a GIMPLE_BIND if switch_body_seq ends with a GIMPLE_LABEL with SWITCH_BREAK_LABEL_P set on the label. * tree-chrec.c (evolution_function_is_univariate_p): Add return true; to avoid -Wimplicit-fallthrough warning. * config/i386/i386.c (ix86_expand_special_args_builtin): Add FALLTHRU comment to avoid -Wimplicit-fallthrough warning. PR tree-optimization/83221 * tree-ssa-reassoc.c (sort_by_operand_rank): Shift bb_rank down by 16. (init_reassoc): Formatting fix. PR sanitizer/81275 * tree-cfg.c (group_case_labels_stmt): Don't optimize away C++ FE implicitly added __builtin_unreachable () until -Wreturn-type is diagnosed. PR sanitizer/83219 * tree-cfg.c: Include asan.h. (gimple_seq_unreachable_p): Return false for -fsanitize=unreachable. 2017-12-01 Sergey Shalnov * config/i386/i386.md: Fix AVX512 register width in AVX512 instruction. 2017-12-01 Sergey Shalnov * config/i386/i386.c (standard_sse_constant_opcode): Fix wrong form for vpcmpeqd instruction. 2017-12-01 Sergey Shalnov * config/i386/i386.c (standard_sse_constant_opcode): Fix registers type for 128bit mode. 2017-11-30 Jakub Jelinek * spellcheck-tree.c (test_find_closest_identifier): Use ; instead of ;;. * gengtype-state.c (read_state_pair): Likewise. * gimple-fold.c (gimple_fold_builtin_string_compare): Likewise. * sel-sched-dump.c (dump_insn_rtx_1): Likewise. * ipa-cp.c (intersect_aggregates_with_edge): Likewise. * ifcvt.c (noce_try_store_flag_constants): Likewise. * tree-ssa-ccp.c (ccp_finalize): Likewise. * omp-grid.c (grid_process_kernel_body_copy): Likewise. * builtins.c (fold_builtin_3): Likewise. * graphite-scop-detection.c (scop_detection::stmt_has_simple_data_refs_p): Likewise. * hsa-gen.c (hsa_function_representation::hsa_function_representation): Likewise. 2017-12-01 Maxim Ostapenko PR sanitizer/81697 * asan.c (asan_protect_global): Add new ignore_decl_rtl_set_p parameter. Return true if ignore_decl_rtl_set_p is true and other conditions are satisfied. * asan.h (asan_protect_global): Add new parameter. * varasm.c (categorize_decl_for_section): Pass true as second parameter to asan_protect_global calls. 2017-11-30 Jim Wilson * doc/invoke.texi (RISC-V Options): Delete nonexistent -mmemcpy and -mno-memcpy options. For -mplt, -mfdiv, -mdiv, -msave-restore, and -mstrict-align, add info on default value. Delete redundant lines for -mabi. Add missing -mexplicit-relocs docs. 2017-11-30 Claudiu Zissulescu * config/arc/arc.md (trap): New pattern. 2017-11-30 Claudiu Zissulescu * config/arc/arc.c (hwloop_optimize): Prevent the last ZOL instruction to end into a delay slot. * config/arc/arc.md (cond_delay_insn): Check if the instruction can be placed into a delay slot against reg_note. 2017-11-30 Claudiu Zissulescu * config/arc/arc.c (hwloop_optimize): Update hw-loop's end/start labels number of usages. 2017-11-30 Claudiu Zissulescu * config/arc/arc.c (arc_cannot_substitue_mem_equiv_p): New function. (TARGET_CANNOT_SUBSTITUTE_MEM_EQUIV_P): Define. 2017-11-30 Jakub Jelinek PR target/83210 * internal-fn.c (expand_mul_overflow): Optimize unsigned multiplication by power of 2 constant into two shifts + comparison. 2017-11-30 Jan Hubicka PR target/81616 * config/i386/x86-tune-costs.h (generic_cost): Revise for modern CPUs. 2017-11-30 Richard Biener PR tree-optimization/83202 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Add allow_peel argument and guard peeling. (canonicalize_loop_induction_variables): Likewise. (canonicalize_induction_variables): Pass false. (tree_unroll_loops_completely_1): Pass unroll_outer to disallow peeling from cunrolli. 2017-11-29 Segher Boessenkool * combine.c (try_combine): Print a message to dump file whenever I0, I1, or I2 cannot be combined into I3. 2017-11-29 Segher Boessenkool PR rtl-optimization/83156 PR rtl-optimization/82621 * combine.c (try_combine): Don't split an I2 if one of the dests is set again before I3. Allow unused dests. 2017-11-29 Segher Boessenkool * config/rs6000/rs6000.md (*add3_carry_in_internal2): New. 2017-11-29 Vladimir Makarov PR rtl-optimization/80818 * lra.c (collect_non_operand_hard_regs): New arg insn. Pass it recursively. Use insn code for clobber. (lra_set_insn_recog_data): Pass the new arg to collect_non_operand_hard_regs. (add_regs_to_insn_regno_info): Pass insn instead of uid. Use insn code for clobber. (lra_update_insn_regno_info): Pass insn to add_regs_to_insn_regno_info. 2017-11-29 Jim Wilson Andrew Waterman * config/riscv/riscv.c (SINGLE_SHIFT_COST): New. (riscv_rtx_costs): Case ZERO_EXTRACT, match new pattern, and return SINGLE_SHIFT_COST. Case LT and ZERO_EXTEND, likewise. Case ASHIFT, use SINGLE_SHIFT_COST. * config/riscv/riscv.md (lshrsi3_zero_extend_1): New. (lshrsi3_zero_extend_2, lshrsi3_zero_extend_3): New. 2017-11-29 Julia Koval * config/i386/avx512vbmi2intrin.h (_mm512_shldv_epi16, _mm512_mask_shldv_epi16, _mm512_maskz_shldv_epi16, _mm512_shldv_epi32, _mm512_mask_shldv_epi32, _mm512_maskz_shldv_epi32, _mm512_shldv_epi64, _mm512_mask_shldv_epi64, _mm512_maskz_shldv_epi64): New intrinsics. * config/i386/avx512vbmi2vlintrin.h (_mm256_shldv_epi16, _mm256_mask_shldv_epi16, _mm256_maskz_shldv_epi16, _mm256_shldv_epi32, _mm256_mask_shldv_epi32, _mm256_maskz_shldv_epi32, _mm256_shldv_epi64, _mm256_mask_shldv_epi64, _mm256_maskz_shldv_epi64, _mm_shldv_epi16, _mm_mask_shldv_epi16, _mm_maskz_shldv_epi16, _mm_shldv_epi32, _mm_mask_shldv_epi32, _mm_maskz_shldv_epi32, _mm_shldv_epi64, _mm_mask_shldv_epi64, _mm_maskz_shldv_epi64): Ditto. * config/i386/i386-builtin.def (__builtin_ia32_vpshldv_v32hi, __builtin_ia32_vpshldv_v32hi_mask, __builtin_ia32_vpshldv_v32hi_maskz, __builtin_ia32_vpshldv_v16hi, __builtin_ia32_vpshldv_v16hi_mask, __builtin_ia32_vpshldv_v16hi_maskz, __builtin_ia32_vpshldv_v8hi, __builtin_ia32_vpshldv_v8hi_mask, __builtin_ia32_vpshldv_v8hi_maskz, __builtin_ia32_vpshldv_v16si, __builtin_ia32_vpshldv_v16si_mask, __builtin_ia32_vpshldv_v16si_maskz, __builtin_ia32_vpshldv_v8si, __builtin_ia32_vpshldv_v8si_mask, __builtin_ia32_vpshldv_v8si_maskz, __builtin_ia32_vpshldv_v4si, __builtin_ia32_vpshldv_v4si_mask, __builtin_ia32_vpshldv_v4si_maskz, __builtin_ia32_vpshldv_v8di, __builtin_ia32_vpshldv_v8di_mask, __builtin_ia32_vpshldv_v8di_maskz, __builtin_ia32_vpshldv_v4di, __builtin_ia32_vpshldv_v4di_mask, __builtin_ia32_vpshldv_v4di_maskz, __builtin_ia32_vpshldv_v2di, __builtin_ia32_vpshldv_v2di_mask, __builtin_ia32_vpshldv_v2di_maskz): New builtins. * config/i386/sse.md (vpshldv_, vpshldv__mask, vpshldv__maskz, vpshldv__maskz_1): New patterns. 2017-11-29 Julia Koval * config/i386/avx512vbmi2intrin.h (_mm512_shrdv_epi16, _mm512_mask_shrdv_epi16, _mm512_maskz_shrdv_epi16, _mm512_shrdv_epi32, _mm512_mask_shrdv_epi32, _mm512_maskz_shrdv_epi32, _mm512_shrdv_epi64, _mm512_mask_shrdv_epi64, _mm512_maskz_shrdv_epi64): New intrinsics. * config/i386/avx512vbmi2vlintrin.h (_mm256_shrdv_epi16, _mm256_mask_shrdv_epi16, _mm256_maskz_shrdv_epi16, _mm256_shrdv_epi32, _mm256_mask_shrdv_epi32, _mm256_maskz_shrdv_epi32, _mm256_shrdv_epi64, _mm256_mask_shrdv_epi64, _mm256_maskz_shrdv_epi64, _mm_shrdv_epi16, _mm_mask_shrdv_epi16, _mm_maskz_shrdv_epi16, _mm_shrdv_epi32, _mm_mask_shrdv_epi32, _mm_maskz_shrdv_epi32, _mm_shrdv_epi64, _mm_mask_shrdv_epi64, _mm_maskz_shrdv_epi64): Ditto. * config/i386/i386-builtin-types.def (V32HI_FTYPE_V32HI_V32HI_V32HI, V32HI_FTYPE_V32HI_V32HI_V32HI_INT, V16HI_FTYPE_V16HI_V16HI_V16HI_INT, V8HI_FTYPE_V8HI_V8HI_V8HI_INT, V8SI_FTYPE_V8SI_V8SI_V8SI_INT, V4SI_FTYPE_V4SI_V4SI_V4SI_INT, V8DI_FTYPE_V8DI_V8DI_V8DI, V8DI_FTYPE_V8DI_V8DI_V8DI_INT, V4DI_FTYPE_V4DI_V4DI_V4DI_INT, V16SI_FTYPE_V16SI_V16SI_V16SI, V16SI_FTYPE_V16SI_V16SI_V16SI_INT, V2DI_FTYPE_V2DI_V2DI_V2DI_INT): New types. * config/i386/i386.c (ix86_expand_args_builtin): Handle new types. * config/i386/sse.md (vpshrdv_, vpshrdv__mask, vpshrdv__maskz, vpshrdv__maskz_1): New pattern. 2017-11-29 Daniel Cederman * config/sparc/sparc.c (sparc_do_work_around_errata): Treat the movsi_pic_gotdata_op instruction as a load for the UT699 errata workaround. 2017-11-29 Martin Aberg * config/sparc/sparc.md (divdf3_fix): Add NOP and adjust length to prevent b2bst errata sequence. (sqrtdf2_fix): Likewise. 2017-11-29 Daniel Cederman * config/sparc/sparc.c (fpop_reg_depend_p): New function. (div_sqrt_insn_p): New function. (sparc_do_work_around_errata): Insert NOP instructions to prevent sequences that could trigger the TN-0013 errata for certain LEON3 processors. (pass_work_around_errata::gate): Also test sparc_fix_lost_divsqrt. (sparc_option_override): Set sparc_fix_lost_divsqrt appropriately. * config/sparc/sparc.md (fix_lost_divsqrt): New attribute. (in_branch_delay): Prevent div and sqrt in delay slot if fix_lost_divsqrt. * config/sparc/sparc.opt (sparc_fix_lost_divsqrt): New variable. 2017-11-29 Daniel Cederman * config/sparc/sparc.c (atomic_insn_p): New function. (sparc_do_work_around_errata): Insert NOP instructions to prevent sequences that could trigger the TN-0010 errata for UT700. * config/sparc/sync.md (atomic_compare_and_swap_leon3_1): Make instruction referable in atomic_insns_p. 2017-11-29 Daniel Cederman * config/sparc/sync.md (swapsi): 16-byte align if sparc_fix_gr712rc. (atomic_compare_and_swap_leon3_1): Likewise. (ldstub): Likewise. 2017-11-29 Daniel Cederman * config/sparc/sparc.c (fpop_insn_p): New function. (sparc_do_work_around_errata): Insert NOP instructions to prevent sequences that could trigger the TN-0012 errata for GR712RC. (pass_work_around_errata::gate): Also test sparc_fix_gr712rc. * config/sparc/sparc.md (fix_gr712rc): New attribute. (in_branch_annul_delay): Prevent floating-point instructions in delay slot of annulled integer branch. 2017-11-29 Richard Biener PR tree-optimization/83202 * tree-vect-slp.c (scalar_stmts_set_t): New typedef. (bst_fail): Use it. (vect_analyze_slp_cost_1): Add visited set, do not account SLP nodes vectorized to the same stmts multiple times. (vect_analyze_slp_cost): Allocate a visited set and pass it down. (vect_analyze_slp_instance): Adjust. (scalar_stmts_to_slp_tree_map_t): New typedef. (vect_schedule_slp_instance): Add a map recording the SLP node representing the vectorized stmts for a set of scalar stmts. Avoid code-generating redundancies. (vect_schedule_slp): Allocate map and pass it down. 2017-11-29 Nathan Sidwell PR c++/83187 * tree.c (build_complex_type): Fix canonicalization. Only fill in type if it is new. 2017-11-29 Wilco Dijkstra * config/aarch64/aarch64.c (aarch64_print_operand): Add new cases for printing LDP/STP memory addresses. (aarch64_print_address_internal): Renamed from aarch64_print_operand_address, added parameter, add Pmode check. (aarch64_print_ldpstp_address): New function for LDP/STP addresses. (aarch64_print_operand_address): Indirect to aarch64_print_address_internal. * config/aarch64/aarch64-simd.md (store_pair_lanes): Use new 'y' operand output specifier. 2017-11-29 Jakub Jelinek PR middle-end/83185 * tree.c (build_simple_mem_ref_loc): Handle get_addr_base_and_unit_offset returning a MEM_REF. PR middle-end/80929 * rtlanal.c (seq_cost): For non-single_set insns try to use insn_cost. PR target/80819 * config/i386/sse.md (vec_concatv2di): Remove * from (=Yr,0,*rm) alternative. 2017-11-28 David Malcolm * diagnostic-show-locus.c (layout::print_trailing_fixits): Handle m_x_offset. (layout::move_to_column): Likewise. 2017-11-28 Jakub Jelinek PR sanitizer/81275 * tree.c (block_may_fallthru): Return false if SWITCH_ALL_CASES_P is set on SWITCH_EXPR and !block_may_fallthru (SWITCH_BODY ()). 2017-11-28 Prathamesh Kulkarni Martin Jambor PR ipa/82808 * tree.h (expr_type_first_operand_type_p): Declare * tree.c (expr_type_first_operand_type_p): New function. * ipa-prop.h (ipa_get_type): Allow i to be out of bounds. (ipa_value_from_jfunc): Adjust declaration. * ipa-cp.c (ipa_get_jf_pass_through_result): New parameter RES_TYPE. Use it as result type for arithmetics, unless it is NULL in which case be more conservative. (ipa_value_from_jfunc): New parameter PARM_TYPE, pass it to ipa_get_jf_pass_through_result. (propagate_vals_across_pass_through): Likewise. (propagate_scalar_across_jump_function): New parameter PARM_TYPE, pass is to propagate_vals_across_pass_through. (propagate_constants_across_call): Pass PARM_TYPE to propagate_scalar_across_jump_function. (find_more_scalar_values_for_callers_subset): Pass parameter type to ipa_value_from_jfunc. (cgraph_edge_brings_all_scalars_for_node): Likewise. * ipa-fnsummary.c (evaluate_properties_for_edge): Renamed parms_info to caller_parms_info, pass parameter type to ipa_value_from_jfunc. * ipa-prop.c (try_make_edge_direct_simple_call): New parameter target_type, pass it to ipa_value_from_jfunc. (update_indirect_edges_after_inlining): Pass parameter type to try_make_edge_direct_simple_call. 2017-11-28 Jeff Law * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::record_ranges_from_phis): Only use SCEV to refine ranges if scev_initialized_p returns true. * vr-values.c (vr_values::extract_range_from_phi_node): Likewise. 2017-11-28 Julia Koval * config/i386/avx512vbmi2intrin.h (_mm512_shrdi_epi16, _mm512_mask_shrdi_epi16, _mm512_maskz_shrdi_epi16, _mm512_shrdi_epi32, _mm512_mask_shrdi_epi32, _mm512_maskz_shrdi_epi32, _mm512_shrdi_epi64, _mm512_mask_shrdi_epi64, _mm512_maskz_shrdi_epi64): New intrinsics. * config/i386/avx512vbmi2vlintrin.h (_mm256_shrdi_epi16, _mm256_mask_shrdi_epi16, _mm256_maskz_shrdi_epi16, _mm256_mask_shrdi_epi32, _mm256_maskz_shrdi_epi32, _mm256_shrdi_epi32, _mm256_mask_shrdi_epi64, _mm256_maskz_shrdi_epi64, _mm256_shrdi_epi64, _mm_mask_shrdi_epi16, _mm_maskz_shrdi_epi16, _mm_shrdi_epi16, _mm_mask_shrdi_epi32, _mm_maskz_shrdi_epi32, _mm_shrdi_epi32, _mm_mask_shrdi_epi64, _mm_maskz_shrdi_epi64, _mm_shrdi_epi64): Ditto. * config/i386/i386-builtin.def (__builtin_ia32_vpshrd_v32hi, __builtin_ia32_vpshrd_v32hi_mask, __builtin_ia32_vpshrd_v16hi, __builtin_ia32_vpshrd_v16hi_mask, __builtin_ia32_vpshrd_v8hi, __builtin_ia32_vpshrd_v8hi_mask, __builtin_ia32_vpshrd_v16si, __builtin_ia32_vpshrd_v16si_mask, __builtin_ia32_vpshrd_v8si, __builtin_ia32_vpshrd_v8si_mask, __builtin_ia32_vpshrd_v4si, __builtin_ia32_vpshrd_v4si_mask, __builtin_ia32_vpshrd_v8di, __builtin_ia32_vpshrd_v8di_mask, __builtin_ia32_vpshrd_v4di, __builtin_ia32_vpshrd_v4di_mask, __builtin_ia32_vpshrd_v2di, __builtin_ia32_vpshrd_v2di_mask): New builtins. * config/i386/sse.md (vpshrd_): New pattern. 2017-11-28 Julia Koval * config/i386/avx512vbmi2intrin.h (_mm512_shldi_epi16, _mm512_mask_shldi_epi16, _mm512_maskz_shldi_epi16, _mm512_shldi_epi32, _mm512_mask_shldi_epi32, _mm512_maskz_shldi_epi32, _mm512_shldi_epi64, _mm512_mask_shldi_epi64, _mm512_maskz_shldi_epi64): New intrinsics. * config/i386/avx512vbmi2vlintrin.h (_mm256_shldi_epi16, _mm256_mask_shldi_epi16, _mm256_maskz_shldi_epi16, _mm256_mask_shldi_epi32, _mm256_maskz_shldi_epi32, _mm256_shldi_epi32, _mm256_mask_shldi_epi64, _mm256_maskz_shldi_epi64, _mm256_shldi_epi64, _mm_mask_shldi_epi16, _mm_maskz_shldi_epi16, _mm_shldi_epi16, _mm_mask_shldi_epi32, _mm_maskz_shldi_epi32, _mm_shldi_epi32, _mm_mask_shldi_epi64, _mm_maskz_shldi_epi64, _mm_shldi_epi64): Ditto. * config/i386/i386-builtin-types.def (V32HI_FTYPE_V32HI_V32HI_INT, V32HI_FTYPE_V32HI_V32HI_INT_V32HI_INT, V16SI_FTYPE_V16SI_V16SI_INT, V16SI_FTYPE_V16SI_V16SI_INT_V16SI_INT, V8DI_FTYPE_V8DI_V8DI_INT_V8DI_INT, V8SI_FTYPE_V8SI_V8SI_INT_V8SI_INT, V16HI_FTYPE_V16HI_V16HI_INT_V16HI_INT, V4DI_FTYPE_V4DI_V4DI_INT_V4DI_INT, V8HI_FTYPE_V8HI_V8HI_INT_V8HI_INT, V4SI_FTYPE_V4SI_V4SI_INT_V4SI_INT, V2DI_FTYPE_V2DI_V2DI_INT_V2DI_INT): New types. * config/i386/i386-builtin.def (__builtin_ia32_vpshld_v32hi, __builtin_ia32_vpshld_v32hi_mask, __builtin_ia32_vpshld_v16hi, __builtin_ia32_vpshld_v16hi_mask, __builtin_ia32_vpshld_v8hi, __builtin_ia32_vpshld_v8hi_mask, __builtin_ia32_vpshld_v16si, __builtin_ia32_vpshld_v16si_mask, __builtin_ia32_vpshld_v8si, __builtin_ia32_vpshld_v8si_mask, __builtin_ia32_vpshld_v4si, __builtin_ia32_vpshld_v4si_mask, __builtin_ia32_vpshld_v8di, __builtin_ia32_vpshld_v8di_mask, __builtin_ia32_vpshld_v4di, __builtin_ia32_vpshld_v4di_mask, __builtin_ia32_vpshld_v2di, __builtin_ia32_vpshld_v2di_mask): New builtins. * config/i386/i386.c (ix86_expand_args_builtin): Handle new types. * config/i386/sse.md (vpshld_): New pattern. 2017-11-28 Richard Biener PR tree-optimization/80776 * gimple-ssa-evrp-analyze.h (evrp_range_analyzer::set_ssa_range_info): Declare. * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::set_ssa_range_info): New function. (evrp_range_analyzer::record_ranges_from_incoming_edges): If the incoming edge is an effective fallthru because the other edge only reaches a __builtin_unreachable () then record ranges derived from the controlling condition in SSA info. (evrp_range_analyzer::record_ranges_from_phis): Use set_ssa_range_info. (evrp_range_analyzer::record_ranges_from_stmt): Likewise. 2017-11-28 Olivier Hainque * Makefile.in (SELFTEST_FLAGS): Use nul instead of /dev/null on mingw build hosts. 2017-11-28 Jakub Jelinek PR debug/81307 * dbxout.c (dbx_block_with_cold_children): Fix function comment. 2017-11-28 Richard Biener PR middle-end/83141 * gimple-fold.c (gimple_fold_builtin_memory_op): For aggregate copies generated from memcpy use a character array as reference type. 2017-11-28 Julia Koval Sebastian Peryt * Makefile.in (cilkplus.def, cilk-builtins.def, c-family/cilk.o, c-family/c-cilkplus.o, c-family/array-notation-common.o, cilk-common.o, cilk.h, cilk-common.c): Remove. * builtin-types.def (BT_FN_INT_PTR_PTR_PTR_FTYPE_BT_INT_BT_PTR_BT_PTR_BT_PTR): Remove. * builtins.c (is_builtin_name): Remove cilkplus condition. (BUILT_IN_CILK_DETACH, BUILT_IN_CILK_POP_FRAME): Remove. * builtins.def (DEF_CILK_BUILTIN_STUB, DEF_CILKPLUS_BUILTIN, cilk-builtins.def, cilkplus.def): Remove. * cif-code.def (CILK_SPAWN): Remove. * cilk-builtins.def: Delete. * cilk-common.c: Ditto. * cilk.h: Ditto. * cilkplus.def: Ditto. * config/darwin.h (fcilkplus): Delete. * cppbuiltin.c: Ditto. * doc/extend.texi: Remove cilkplus doc. * doc/generic.texi: Ditto. * doc/invoke.texi: Ditto. * doc/passes.texi: Ditto. * gcc.c (fcilkplus): Remove. * gengtype.c (cilk.h): Remove. * gimple-pretty-print.c (dump_gimple_omp_for): Remove cilkplus support. * gimple.h (GF_OMP_FOR_KIND_CILKFOR, GF_OMP_FOR_KIND_CILKSIMD): Remove. * gimplify.c (gimplify_return_expr, maybe_fold_stmt, gimplify_call_expr, is_gimple_stmt, gimplify_modify_expr, gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses, gimplify_omp_for, gimplify_expr): Remove cilkplus conditions. * ipa-fnsummary.c (ipa_dump_fn_summary, compute_fn_summary, inline_read_section): Ditto. * ipa-inline-analysis.c (cilk.h): Remove. * ira.c (ira_setup_eliminable_regset): Remove cilkplus support. * lto-wrapper.c (merge_and_complain, append_compiler_options, append_linker_options): Remove condition for fcilkplus. * lto/lto-lang.c (cilk.h): Remove. (lto_init): Remove condition for fcilkplus. * omp-expand.c (expand_cilk_for_call): Delete. (expand_omp_taskreg, expand_omp_for_static_chunk, expand_omp_for): Remove cilkplus conditions. (expand_cilk_for): Delete. * omp-general.c (omp_extract_for_data): Remove cilkplus support. * omp-low.c (scan_sharing_clauses, create_omp_child_function, execute_lower_omp, diagnose_sb_0): Ditto. * omp-simd-clone.c (simd_clone_clauses_extract): Ditto. * tree-core.h (OMP_CLAUSE__CILK_FOR_COUNT_): Delete. * tree-nested.c: Ditto. * tree-pretty-print.c (dump_omp_clause): Remove cilkplus support. (dump_generic_node): Ditto. * tree.c (OMP_CLAUSE__CILK_FOR_COUNT_): Delete. * tree.def (cilk_simd, cilk_for, cilk_spawn_stmt, cilk_sync_stmt): Delete. * tree.h (CILK_SPAWN_FN, EXPR_CILK_SPAWN): Delete. 2017-11-28 Ramana Radhakrishnan * config/aarch64/aarch64.md (div3): Change check to TARGET_FLOAT. * config/aarch64/aarch64.c (aarch64_emit_approx_div): Add early exit for vector mode and !TARGET_SIMD. 2017-11-28 Jakub Jelinek * tree.def (SWITCH_EXPR): Change from 3 operand to 2 operand tree. Adjust comment. * tree.h (SWITCH_LABELS): Remove. * gimplify.c (gimplify_switch_expr): Don't test SWITCH_LABELS, assert SWITCH_BODY is non-NULL. * tree-pretty-print.c (dump_generic_node): Remove SWITCH_LABELS handling. * tree.c (block_may_fallthru): Always return true; for SWITCH_EXPR. PR tree-optimization/80788 * match.pd (X +- C1 CMP C2 -> X CMP C2 -+ C1): If res has TREE_OVERFLOW set, call drop_tree_overflow. 2017-11-28 Richard Biener PR tree-optimization/83158 * tree-vrp.c (intersect_ranges): Prefer ~[0, 0] in a few more cases. 2017-11-28 Segher Boessenkool PR 81288/target * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not handle TARGET_ISEL && !TARGET_MFCRF differently. Simplify code. 2017-11-27 Segher Boessenkool * config/rs6000/rs6000.md (2_isel): Change LT/GT/LTU/GTU to LE/GE/LEU/GEU where possible. 2017-11-27 Michael Meissner PR middle_end/82333 * varasm.c (compare_constant): Take the mode of the constants into account when comparing floating point constants. 2017-11-27 Gerald Pfeifer * hash-set.h (DEFINE_DEBUG_HASH_SET): Remove static qualifier from explicit instantiation of debug_helper. * vec.h (DEFINE_DEBUG_VEC): Ditto. 2017-11-27 Richard Biener * gimple-fold.c (gimple_fold_builtin_memory_op): Remove dead code, refactor a bit. 2017-11-27 Richard Biener * tree.c (wide_int_to_tree): Free discarded INTEGER_CST. (type_hash_canon): Also clear int_cst_hash_table entry for TYPE_MIN/MAX_VALUE. (build_nonstandard_integer_type): Hash all TYPE_MAX_VALUEs. 2017-11-27 Tamar Christina * doc/extend.texi: Add -A suffix (ARMv8*-A, ARMv7-A). * doc/invoke.texi: Add -A suffix (ARMv8*-A, ARMv7-A). * doc/sourcebuild.texi: Add -A suffix (ARMv8*-A, ARMv7-A). 2017-11-27 Markus Trippelsdorf * hash-map.h (gt_cleare_cache): Avoid UB. 2017-11-27 Eric Botcazou * cfgloop.h (struct loop): Document usage of USHRT_MAX for unroll. * loop-unroll.c (decide_unroll_constant_iterations): Implement it. (decide_unroll_runtime_iterations): Likewise. (decide_unroll_stupid): Likewise. 2017-11-27 Igor Tsimbalist PR target/83109 * config/i386/i386.md: Add a loop with incssp. 2017-11-27 Martin Jambor PR tree-optimization/81248 * tree-sra.c (splice_param_accesses): Remove size check. (decide_one_param_reduction): Fix size check. * gimple-pretty-print.c (dump_profile): Silence warning. * params.def (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Adjust description. 2017-11-27 Jakub Jelinek PR debug/81307 * dbxout.c (lastlineno): New variable. (dbx_debug_hooks): Use dbxout_switch_text_section as switch_text_section debug hook. (dbxout_function_end): Switch to current_function_section rather than function_section. If crtl->has_bb_partition, output just one N_FUN, depending on in_cold_section_p. (dbxout_source_line): Remember last lineno in lastlineno. (dbxout_switch_text_section): New function. (dbxout_function_decl): Adjust dbxout_block caller. (dbx_block_with_cold_children): New function. (dbxout_block): Return true if any LBRAC/RBRAC have been emitted. Use dbx_block_with_cold_children at depth == 0 in second partition. Add PARENT_BLOCKNUM argument, pass it optionally adjusted to children. Output LBRAC/RBRAC around recursive call only if the block is in the current partition, if not and anything was output, emit empty range LBRAC/RBRAC. * final.c (final_scan_insn): Compute cold_function_name before calling switch_text_section debug hook. Call that hook even if dwarf2out_do_frame if not emitting dwarf debug info. PR target/83100 * varasm.c (bss_initializer_p): Return true for DECL_COMMON TREE_READONLY decls. 2017-11-27 Markus Trippelsdorf PR rtl-optimization/82488 * expr.c (fixup_args_size_notes): Avoid signed integer overflow. 2017-11-26 Julia Koval * config/i386/i386.c (processor_target_table): Add skylake_cost for skylake-avx512. * config/i386/x86-tune-costs.h (skylake_memcpy, skylake_memset, skylake_cost): New. 2017-11-26 Julia Koval * config/i386/driver-i386.c (host_detect_local_cpu): Detect skylake-avx512. 2017-11-26 Julia Koval * config.gcc: Add -march=cannonlake. * config/i386/driver-i386.c (host_detect_local_cpu): Detect cannonlake. * config/i386/i386-c.c (ix86_target_macros_internal): Handle cannonlake. * config/i386/i386.c (processor_costs): Add m_CANNONLAKE. (PTA_CANNONLAKE): New. (processor_target_table): Add cannonlake. (ix86_option_override_internal): Ditto. (fold_builtin_cpu): Ditto. (get_builtin_code_for_version): Handle cannonlake. (M_INTEL_COREI7_CANNONLAKE): New. * config/i386/i386.h (TARGET_CANNONLAKE, PROCESSOR_CANNONLAKE): New. * doc/invoke.texi: Add -march=cannonlake. 2017-11-14 Boris Kolpackov * plugin.c (add_new_plugin): Use platform-specific library extensions. (try_init_one_plugin): Alternative implementation for MinGW. * Makefile.in (plugin_implib): New. (gengtype-lex.c): Fix broken AIX workaround. * configure: Regenerate. * doc/plugins.texi: Document support for MinGW. 2017-11-25 Jakub Jelinek PR rtl-optimization/81553 * combine.c (simplify_if_then_else): In (if_then_else COND (OP Z C1) Z) to (OP Z (mult COND (C1 * STORE_FLAG_VALUE))) optimization, if OP is a shift where C1 has different mode than the whole shift, use C1's mode for MULT rather than the shift's mode. PR target/82848 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Don't fold builtins not enabled in the currently selected ISA. 2017-11-24 Jackson Woodruff PR tree-optimization/71026 * tree-ssa-math-opts (is_division_by_square, is_square_of): New. (insert_reciprocals): Change to insert reciprocals before a division by a square and to insert the square of a reciprocal. (execute_cse_reciprocals_1): Change to consider division by a square. (register_division_in): Add importance parameter. 2017-11-24 Richard Biener PR tree-optimization/82402 * tree-vect-loop-manip.c (create_lcssa_for_virtual_phi): Properly set SSA_NAME_OCCURS_IN_ABNORMAL_PHI. 2017-11-24 Marc Glisse * match.pd (0-ptr): New transformation. 2017-11-24 Jan Hubicka PR bootstrap/83015 * ipa-inline.c (inline_small_functions): Set current badnes correctly when skipping checking. 2017-11-24 Richard Biener PR tree-optimization/83128 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle STRING_CSTs. (vn_reference_lookup_3): Likewise. 2017-11-24 Jakub Jelinek PR sanitizer/83014 * ubsan.c (ubsan_type_descriptor): Use pp_unsigned_wide_integer instead of pp_printf with HOST_WIDE_INT_PRINT_DEC. Avoid calling tree_to_uhwi twice. * tree-object-size.c (pass_through_call): Use gimple_call_return_flags ERF_RETURN*ARG* for builtins other than BUILT_IN_ASSUME_ALIGNED, check for the latter with gimple_call_builtin_p. Do not handle BUILT_IN_STPNCPY_CHK which is not a pass through call. 2017-11-24 Christophe Lyon * config/arm/arm_neon.h: Fix pragma GCC push_options before vdot_u32. 2017-11-23 Julia Koval * config/i386/avx512vbmi2intrin.h (_mm512_mask_expand_epi8, _mm512_maskz_expand_epi8, _mm512_mask_expandloadu_epi8, _mm512_maskz_expandloadu_epi8, _mm512_mask_expand_epi16, _mm512_maskz_expand_epi16, _mm512_mask_expandloadu_epi16, _mm512_maskz_expandloadu_epi16): New intrinsics. * config/i386/avx512vbmi2vlintrin.h (_mm_mask_expand_epi8, _mm_maskz_expand_epi8, _mm_mask_expandloadu_epi8, _mm_maskz_expandloadu_epi8, _mm_mask_expand_epi16, _mm_maskz_expand_epi16, _mm_mask_expandloadu_epi16, _mm_maskz_expandloadu_epi16, _mm256_mask_expand_epi16, _mm256_maskz_expand_epi16, _mm256_mask_expandloadu_epi16, _mm256_maskz_expandloadu_epi16, _mm256_mask_expand_epi8, _mm256_maskz_expand_epi8, _mm256_mask_expandloadu_epi8, _mm256_maskz_expandloadu_epi8): New intrinsics. * config/i386/i386-builtin-types.def (V64QI_FTYPE_PCV64QI_V64QI_UDI, V32HI_FTYPE_PCV32HI_V32HI_USI, V32QI_FTYPE_PCV32QI_V32QI_USI, V16HI_FTYPE_PCV16HI_V16HI_UHI, V16QI_FTYPE_PCV16QI_V16QI_UHI, V8HI_FTYPE_PCV8HI_V8HI_UQI): New types. * config/i386/i386.c (ix86_expand_special_args_builtin): Use new types. * config/i386/sse.md (VI248_VLBW): New iterator. (expand_mask, expand_maskz): New patterns. 2017-11-23 Julia Koval * config.gcc (avx512vbmi2intrin.h, avx512vbmi2vlintrin): New headers. * config/i386/avx512vbmi2intrin.h (_mm512_mask_compress_epi8, _mm512_maskz_compress_epi8, _mm512_mask_compressstoreu_epi8, _mm512_mask_compress_epi16, _mm512_maskz_compress_epi16, _mm512_mask_compressstoreu_epi16): New. * config/i386/avx512vbmi2vlintrin.h (_mm_mask_compress_epi8, _mm_maskz_compress_epi8, _mm256_mask_compressstoreu_epi16, _mm_mask_compress_epi16, _mm_maskz_compress_epi16, _mm256_mask_compress_epi16, _mm256_maskz_compress_epi16, _mm_mask_compressstoreu_epi8, _mm_mask_compressstoreu_epi16, _mm256_mask_compress_epi8, _mm256_maskz_compress_epi8, _mm256_mask_compressstoreu_epi8): New. * config/i386/i386-builtin-types.def (VOID_FTYPE_PV64QI_V64QI_UDI, VOID_FTYPE_PV32HI_V32HI_USI, VOID_FTYPE_PV32QI_V32QI_USI, VOID_FTYPE_PV16QI_V16QI_UHI, VOID_FTYPE_PV16HI_V16HI_UHI, VOID_FTYPE_PV8HI_V8HI_UQI): New types. * config/i386/i386-builtin.def (__builtin_ia32_compressqi512_mask, __builtin_ia32_compresshi512_mask, __builtin_ia32_compressqi256_mask, __builtin_ia32_compressqi128_mask, __builtin_ia32_compresshi256_mask, __builtin_ia32_compresshi128_mask, __builtin_ia32_compressstoreuqi512_mask, __builtin_ia32_compressstoreuhi512_mask, __builtin_ia32_compressstoreuqi256_mask, __builtin_ia32_compressstoreuqi128_mask, __builtin_ia32_compressstoreuhi256_mask, __builtin_ia32_compressstoreuhi128_mask): New builtins. * config/i386/i386.c (ix86_init_mmx_sse_builtins): Create special args array for flags2. (ix86_expand_special_args_builtin): Handle new types. (s4fma_expand): Handle new builtin array. * config/i386/immintrin.h: Include new headers. * config/i386/sse.md (VI12_AVX512VLBW): New iterator. (compress_mask, compressstore_mask): New patterns. 2017-11-23 Jakub Jelinek * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Formatting fixes. Declare temp and g variables at the top in order to avoid {} in most of the cases. 2017-11-23 Marc Glisse * match.pd (ptr-0): New transformation. 2017-11-23 Charles Baylis * config/arm/arm-protos.h (enum arm_addr_mode_op): New. (struct addr_mode_cost_table): New. (struct tune_params): Add field addr_mode_costs. * config/arm/arm.c (generic_addr_mode_costs): New. (arm_slowmul_tune): Initialise addr_mode_costs field. (arm_fastmul_tune): Likewise. (arm_strongarm_tune): Likewise. (arm_xscale_tune): Likewise. (arm_9e_tune): Likewise. (arm_marvell_pj4_tune): Likewise. (arm_v6t2_tune): Likewise. (arm_cortex_tune): Likewise. (arm_cortex_a8_tune): Likewise. (arm_cortex_a7_tune): Likewise. (arm_cortex_a15_tune): Likewise. (arm_cortex_a35_tune): Likewise. (arm_cortex_a53_tune): Likewise. (arm_cortex_a57_tune): Likewise. (arm_exynosm1_tune): Likewise. (arm_xgene1_tune): Likewise. (arm_cortex_a5_tune): Likewise. (arm_cortex_a9_tune): Likewise. (arm_cortex_a12_tune): Likewise. (arm_cortex_a73_tune): Likewise. (arm_v7m_tune): Likewise. (arm_cortex_m7_tune): Likewise. (arm_v6m_tune): Likewise. (arm_fa726te_tune): Likewise. (arm_mem_costs): Use table lookup to calculate cost of addressing mode. 2017-11-23 Charles Baylis * config/arm/arm.c (arm_mem_costs): New function. (arm_rtx_costs_internal): Use arm_mem_costs. 2017-11-23 Mark Wielaard * dwarf2out.c (init_sections_and_labels): Use generation to create unique ranges_section_label and ranges_base_label. Return generation. (output_rnglists): Add generation argument. Use generation to create unique ranges labels. (dwarf2out_finish): Get generation from init_sections_and_labels and pass generation to output_rnglists. 2017-11-23 Mike Stump Eric Botcazou * doc/generic.texi (ANNOTATE_EXPR): Document 3rd operand. * cfgloop.h (struct loop): Add unroll field. * function.h (struct function): Add has_unroll bitfield. * gimplify.c (gimple_boolify) : Deal with unroll kind. (gimplify_expr) : Propagate 3rd operand. * loop-init.c (pass_loop2::gate): Return true if cfun->has_unroll. (pass_rtl_unroll_loops::gate): Likewise. * loop-unroll.c (decide_unrolling): Tweak note message. Skip loops for which loop->unroll==1. (decide_unroll_constant_iterations): Use note for consistency and take loop->unroll into account. Return early if loop->unroll is set. Fix thinko in existing test. (decide_unroll_runtime_iterations): Use note for consistency and take loop->unroll into account. (decide_unroll_stupid): Likewise. * lto-streamer-in.c (input_cfg): Read loop->unroll. * lto-streamer-out.c (output_cfg): Write loop->unroll. * tree-cfg.c (replace_loop_annotate_in_block) : New case. (replace_loop_annotate) : Likewise. (print_loop): Print loop->unroll if set. * tree-core.h (enum annot_expr_kind): Add annot_expr_unroll_kind. * tree-inline.c (copy_loops): Copy unroll and set cfun->has_unroll. * tree-pretty-print.c (dump_generic_node) : New case. * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Bail out if loop->unroll is set and smaller than the trip count. Otherwise bypass entirely the heuristics if loop->unroll is set. Remove dead note. Fix off-by-one bug in other note. (try_peel_loop): Bail out if loop->unroll is set. Fix formatting. (tree_unroll_loops_completely_1): Force unrolling if loop->unroll is greater than 1. (tree_unroll_loops_completely): Make static. (pass_complete_unroll::execute): Use correct type for variable. (pass_complete_unrolli::execute): Fix formatting. * tree.def (ANNOTATE_EXPR): Add 3rd operand. 2017-11-23 Sergey Shalnov * config/i386/i386.h (TARGET_PREFER_AVX256): Also enable when TARGET_PREFER_AVX128 is set. 2017-11-23 Jan Hubicka * ipa-profile.c (ipa_propagate_frequency_1): Use count instead of frequency. * cgraph.c (cgraph_edge::dump_edge_flags): Dump sreal frequencies. (cgraph_edge::maybe_hot_p): Use sreal frequencies. 2017-11-23 Jan Hubicka * ipa-fnsummary.c (record_modified_bb_info): Use sreal frequencies. Fix estimation of aggregate parameters. 2017-11-23 Jan Hubicka * cgraphclones.c (cgraph_node::create_clone): Fix updating of profile when inlining. 2017-11-23 Tom de Vries * config/sh/sh.h (ASM_OUTPUT_ADDR_VEC_ELT): Wrap in "do {} while (0)". 2017-11-23 Tom de Vries * config/ft32/ft32.h (ASM_OUTPUT_ADDR_VEC_ELT): Remove semicolon after macro. 2017-11-23 Oleg Endo PR target/83111 * config/sh/sh.md (udivsi3, divsi3, sibcall_value_pcrel, sibcall_value_pcrel_fdpic): Use local variable instead of operands[3]. (calli_tbr_rel): Add missing operand 2. (call_valuei_tbr_rel): Add missing operand 3. 2017-11-23 Jakub Jelinek PR middle-end/82253 * expr.c (expand_assignment): For CONCAT to_rtx, complex type from and bitpos/bitsize covering the whole destination, use store_expr only if the complex mode is the same. Otherwise, use expand_normal and if it returns CONCAT, subreg each part separately instead of trying to subreg the whole result. 2017-11-23 Richard Biener PR tree-optimization/23094 * tree-ssa-sccvn.c (vuse_ssa_val): Handle VN_TOP when we come here from walking over backedges in the first iteration. (vn_reference_lookup_3): Skip clobbers that store the same value. 2017-11-23 Richard Biener PR tree-optimization/81403 * tree-ssa-pre.c (get_representative_for): Add parameter specifying a block we need a leader relative to. (phi_translate_1): For nary processing require a leader from get_representative_for given we run expression simplification using match-and-simplify. Remove previous fix. 2017-11-22 Jeff Law * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::try_find_new_range): Use new method allocate_value_range rather than accessing the vrp_value_range_pool data member directly. * tree-vrp.c (simplify_stmt_for_jump_threading): Tweak slightly to use extract_range_from_stmt method to avoid need for extract_range_from_assignment method. (vrp_prop::vrp_finalize): Use set_lattice_propagation_complete method rather than setting values_propgated data member directly. * vr-values.h (class vr_values): Privatize vrp_value_range_pool, and values propagated data members and extract_range_from_assignment method. Reorder private data members to conform to standards. Add new methods set_lattice_propagation_complete and allocate_value_range. 2017-11-22 Eric Botcazou PR rtl-optimization/83030 * doc/rtl.texi (Flags in an RTL Expression): Alphabetize, add entry for CROSSING_JUMP_P and mention usage of 'jump' for JUMP_INSNs. (Insns): Delete entry for REG_CROSSING_JUMP in register notes. * bb-reorder.c (update_crossing_jump_flags): Do not test whether the CROSSING_JUMP_P flag is already set before setting it. * cfgrtl.c (fixup_partition_crossing): Likewise. * reorg.c (relax_delay_slots): Do not consider a CROSSING_JUMP_P insn as useless. 2017-11-22 Jakub Jelinek * simplify-rtx.c (simplify_binary_operation_1) : Handle the case where both arguments are using gen_const_vec_series. 2017-11-22 David Malcolm PR c++/62170 * pretty-print.c (pp_format): Move quoting implementation to pp_begin_quote and pp_end_quote. Update pp_format_decoder call to pass address of "quote" local. (pp_begin_quote): New function. (pp_end_quote): New function. * pretty-print.h (printer_fn): Convert penultimate param from bool to bool *. (pp_begin_quote): New decl. (pp_end_quote): New decl. * tree-diagnostic.c (default_tree_printer): Convert penultimate param from bool to bool *. * tree-diagnostic.h (default_tree_printer): Likewise. 2017-11-22 Jeff Law * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::evrp_range_analyzer) Initialize vr_values. (evrp_range_analyzer::try_find_new_range): Call methods attached to vr_values via vr_values class instance rather than delegators. (evrp_range_analyzer::record_ranges_from_phis): Likewise. (evrp_range_analyzer::record_ranges_from_stmt): Likewise. (evrp_range_analyzer::push_value_range): Likewise. (evrp_range_analyzer::pop_value_range): Likewise. * gimple-ssa-evrp-analyze.h (class evrp_range_analyzer): Remove most delegators. Those remaining are exposed as public interfaces. Make vr_values a pointer and private. (evrp_range_analyzer::~evrp_range_analyzer): Delete the attached vr_values. (evrp_range_analyzer::get_vr_value): New method. * gimple-ssa-evrp.c (class evrp_folder): Use DISABLE_COPY_AND_ASSIGN. (evrp_folder::evrp_folder): New ctor to initialize vr_values. (class evrp_dom_walker): Attach evrp_folder class, initialize it in the ctor. Remove temporary delegators. (evrp_dom_walker::before_dom_children): Call methods in attached evrp_range_analyzer class via class instance pointer. Use free value_range_constant_singleton to remove need for op_with_constant_singleton_value delegator method. Do not create a vrp_prop class instance for every call! Narrow scope of a couple variables. (evrp_dom_walker::cleanup): Call methods in attached evrp_range_analyzer class via class instance pointer. * vr-values.h (class vr_values): Privatize many methods and data members. 2017-11-22 Richard Sandiford * tree.def (REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR): Delete. * cfgexpand.c (expand_debug_expr): Remove handling for them. * expr.c (expand_expr_real_2): Likewise. * fold-const.c (const_unop): Likewise. * optabs-tree.c (optab_for_tree_code): Likewise. * tree-cfg.c (verify_gimple_assign_unary): Likewise. * tree-inline.c (estimate_operator_cost): Likewise. * tree-pretty-print.c (dump_generic_node): Likewise. (op_code_prio): Likewise. (op_symbol_code): Likewise. * internal-fn.def (DEF_INTERNAL_SIGNED_OPTAB_FN): Define. (IFN_REDUC_PLUS, IFN_REDUC_MAX, IFN_REDUC_MIN): New internal functions. * internal-fn.c (direct_internal_fn_optab): New function. (direct_internal_fn_array, direct_internal_fn_supported_p (internal_fn_expanders): Handle DEF_INTERNAL_SIGNED_OPTAB_FN. * fold-const-call.c (fold_const_reduction): New function. (fold_const_call): Handle CFN_REDUC_PLUS, CFN_REDUC_MAX and CFN_REDUC_MIN. * tree-vect-loop.c: Include internal-fn.h. (reduction_code_for_scalar_code): Rename to... (reduction_fn_for_scalar_code): ...this and return an internal function. (vect_model_reduction_cost): Take an internal_fn rather than a tree_code. (vect_create_epilog_for_reduction): Likewise. Build calls rather than assignments. (vectorizable_reduction): Use internal functions rather than tree codes for the reduction operation. Update calls to the functions above. * config/aarch64/aarch64-builtins.c (aarch64_gimple_fold_builtin): Use calls to internal functions rather than REDUC tree codes. * config/aarch64/aarch64-simd.md: Update comment accordingly. 2017-11-22 Olivier Hainque * config/vxworks.c (vxworks_override_options): Pick default dwarf version from macro value, VXWORKS_DWARF_VERSION_DEFAULT. * config/vxworks.h: Define VXWORKS_DWARF_VERSION_DEFAULT and DWARF_GNAT_ENCODINGS_DEFAULT. * config/vxworksae.h: Likewise. 2017-11-22 Marc Glisse PR tree-optimization/83104 * vr-values.c (simplify_stmt_using_ranges): Check integral argument, not result. 2017-11-22 Marek Polacek H.J. Lu Jason Merrill PR c++/60336 PR middle-end/67239 PR target/68355 * calls.c (initialize_argument_information): Call warn_parameter_passing_abi target hook. (store_one_arg): Use 0 for empty record size. Don't push 0 size argument onto stack. (must_pass_in_stack_var_size_or_pad): Return false for empty types. * common.opt: Update -fabi-version description. * config/i386/i386.c (init_cumulative_args): Set cum->warn_empty. (ix86_gimplify_va_arg): Call arg_int_size_in_bytes instead of int_size_in_bytes. (ix86_is_empty_record): New function. (ix86_warn_parameter_passing_abi): New function. (TARGET_EMPTY_RECORD_P): Redefine. (TARGET_WARN_PARAMETER_PASSING_ABI): Redefine. * config/i386/i386.h (CUMULATIVE_ARGS): Add warn_empty. * doc/tm.texi: Regenerated. * doc/tm.texi.in (TARGET_EMPTY_RECORD_P, TARGET_WARN_PARAMETER_PASSING_ABI): Add. * dwarf2out.c (get_ultimate_context): Move to tree.c. * explow.c (hard_function_value): Call arg_int_size_in_bytes instead of int_size_in_bytes. * expr.c (copy_blkmode_to_reg): Likewise. * function.c (aggregate_value_p): Return 0 for empty types. (assign_parm_find_entry_rtl): Call warn_parameter_passing_abi target hook. (locate_and_pad_parm): Call arg size_in_bytes instead size_in_bytes. * lto-streamer-out.c (hash_tree): Hash TYPE_EMPTY_P and DECL_PADDING_P. * stor-layout.c (finalize_type_size): Set TYPE_EMPTY_P. * target.def (empty_record_p, warn_parameter_passing_abi): New target hooks. * targhooks.c (hook_void_CUMULATIVE_ARGS_tree): New hook. (std_gimplify_va_arg_expr): Skip empty records. Call arg_size_in_bytes instead size_in_bytes. * targhooks.h (hook_void_CUMULATIVE_ARGS_tree): Declare. * tree-core.h (tree_type_common): Add empty_flag. (tree_decl_common): Update comments. * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Stream DECL_PADDING_P. (unpack_ts_type_common_value_fields): Stream TYPE_EMPTY_P. * tree-streamer-out.c (pack_ts_decl_common_value_fields): Stream DECL_PADDING_P. (pack_ts_type_common_value_fields): Stream TYPE_EMPTY_P. * tree.c (default_is_empty_type): New function. (default_is_empty_record): New function. (arg_int_size_in_bytes): New function. (arg_size_in_bytes): New function. (get_ultimate_context): New function. * tree.h: Define TYPE_EMPTY_P, DECL_PADDING_P and TRANSLATION_UNIT_WARN_EMPTY_P. (default_is_empty_record, arg_int_size_in_bytes, arg_size_in_bytes, get_ultimate_context): Declare. 2017-11-22 Thomas Preud'homme * config/arm/arm.c (cmse_clear_registers): New function. (cmse_nonsecure_call_clear_caller_saved): Replace register clearing code by call to cmse_clear_registers. (cmse_nonsecure_entry_clear_before_return): Likewise. 2017-11-22 Tamar Christina * config/arm/arm_neon.h (vdot_u32, vdotq_u32) (vdot_s32, vdotq_s32): New. (vdot_lane_u32, vdotq_lane_u32): New. (vdot_lane_s32, vdotq_lane_s32): New. 2017-11-22 Richard Sandiford PR middle-end/82547 * wide-int.cc (wi::add_large, wi::sub_large): Fix overflow detection for unsigned values with fewer HWIs than the precision. (test_overflow): New function. (wide_int_cc_tests): Call it. 2017-11-22 Richard Sandiford * emit-rtl.c (init_derived_machine_modes): Make sure ptr_mode has the same mode class as Pmode. 2017-11-22 Thomas Preud'homme * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Get rid of padding_bits_to_clear_ptr. (cmse_nonsecure_entry_clear_before_return): Likewise. 2017-11-22 Thomas Preud'homme * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Use auto_sbitap instead of integer bitfield to control register needing clearing. 2017-11-22 Jakub Jelinek PR tree-optimization/83044 * tree-vrp.c (vrp_prop::check_array_ref): If eltsize is not INTEGER_CST or is 0, clear up_bound{,_p1} and later ignore tests that need the upper bound. Subtract offset from get_addr_base_and_unit_offset only if positive and subtract it before division by eltsize rather than after it. PR debug/83084 * valtrack.c (propagate_for_debug_subst, propagate_for_debug): Reset debug insns if they would contain UNSPEC_VOLATILE or volatile asm. (dead_debug_insert_temp): Likewise, but also ignore even non-volatile asm. PR middle-end/82875 * optabs.c (expand_doubleword_mult, expand_binop): Before calling expand_binop with *mul_widen_optab, make sure at least one of the operands doesn't have VOIDmode. PR debug/83034 * dwarf2out.c (mem_loc_descriptor): Handle VEC_SERIES. PR rtl-optimization/82044 PR tree-optimization/82042 * dse.c (record_store): Check for overflow. (check_mem_read_rtx): Properly check for overflow if width == -1, call add_wild_read instead of clear_rhs_from_active_local_stores on overflow and log it into dump_file. 2017-11-22 Richard Biener * gimple-iterator.c (gimple_find_edge_insert_loc): Ignore fake edges to exit when looking for a place to insert. * tree-ssa-pre.c (clear_expression_ids): Inline into callers and remove. (insert_into_preds_of_block): Commit edge insertion immediately, assert that doesn't require new BBs. (fini_pre): Release expressions. (pass_pre::execute): Shuffle things around a bit, if the fn is too large do not compute AVAIL either as this is really the quadratic bit. 2017-11-22 Richard Biener PR tree-optimization/83089 * tree-if-conv.c (pass_if_conversion::execute): If anything changed reset SCEV and free the number of iteration estimates. 2017-11-21 Martin Sebor PR tree-optimization/82945 * calls.h (warn_nonstring_bound): Remove unused function. 2017-11-21 Martin Sebor PR tree-optimization/82945 * builtins.c (expand_builtin_strlen): Call maybe_warn_nonstring_arg. * calls.h (maybe_warn_nonstring_arg): Declare new function. * calls.c (get_attr_nonstring_decl, maybe_warn_nonstring_arg): New functions. (initialize_argument_information): Call maybe_warn_nonstring_arg. * calls.h (get_attr_nonstring_decl): Declare new function. * doc/extend.texi (attribute nonstring): Update. * gimple-fold.c (gimple_fold_builtin_strncpy): Call get_attr_nonstring_decl and handle it. * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Same. Improve detection of nul-termination. (strlen_to_stridx): Change to a pointer. (handle_builtin_strlen, handle_builtin_stxncpy): Adjust. (pass_strlen::execute): Same. 2017-11-21 Sergey Shalnov * config/i386/i386-opts.h (enum prefer_vector_width): Added new enum for the new option -mprefer-vector-width=[none|128|256|512]. * config/i386/i386.c (ix86_target_string): remove old style options -mprefer-avx256 and make -mprefer-avx128 as alias. (ix86_option_override_internal): Apply defaults for the -mprefer-vector-width=[128|256] option. * config/i386/i386.h (TARGET_PREFER_AVX128, TARGET_PREFER_AVX256): Implement macros to work with -mprefer-vector-width=. * config/i386/i386.opt: Implemented option -mprefer-vector-width=[none|128|256|512]. * doc/invoke.texi: Documentation for -mprefer-vector-width=[none|128|256|512]. 2017-11-21 Pat Haugen * config/rs6000/ppc-asm.h (f50, vs50): Fix values. 2017-11-21 Jonathan Wakely * doc/invoke.texi (-Wmaybe-uninitialized): Rephrase for clarity. 2017-11-21 Marc Glisse * doc/generic.texi: Document POINTER_DIFF_EXPR, update POINTER_PLUS_EXPR. * cfgexpand.c (expand_debug_expr): Handle POINTER_DIFF_EXPR. * expr.c (expand_expr_real_2): Likewise. * fold-const.c (const_binop, fold_addr_of_array_ref_difference, fold_binary_loc): Likewise. * match.pd (X-X, P+(Q-P), &D-P, (P+N)-P, P-(P+N), (P+M)-(P+N), P-Q==0, -(A-B), X-Z * config/i386/i386.md (*bswap2_movbe): Add integer suffix to movbe mnemonic. (*bswaphi2_movbe): Ditto. (bswaphi_lowpart): Merge with *bswaphi_lowpart_1. 2017-11-21 Jakub Jelinek PR c++/83045 * tree-cfg.c (pass_warn_function_return::execute): Formatting fix. Also warn if seen __builtin_unreachable () call with BUILTINS_LOCATION. Use LOCATION_LOCUS when comparing against UNKNOWN_LOCATION. 2017-11-21 Martin Liska * tree-inline.c (expand_call_inline): Remove not needed xstrdup_for_dump. 2017-11-21 James Cowgill Jakub Jelinek PR target/82880 * config/mips/frame-header-opt.c (mips_register_frame_header_opt): Remove static keyword from f variable. 2017-11-21 Jakub Jelinek PR tree-optimization/83086 * gimple-ssa-store-merging.c (imm_store_chain_info::try_coalesce_bswap): Test this_n.base_addr rather than n.base_addr. 2017-11-21 Martin Liska PR rtl-optimization/82044 PR tree-optimization/82042 * dse.c (check_mem_read_rtx): Check for overflow. 2017-11-21 Aldy Hernandez * tree-ssa-threadbackward.c (find_jump_threads_backwards): Fix typo in comment. 2017-11-21 Claudiu Zissulescu * cfgrtl.c (force_nonfallthru_and_redirect): Don't split a call and its corresponding call arg location note. 2017-11-21 Claudiu Zissulescu Andrew Burgess * config/arc/arc-protos.h (arc_compute_frame_size): Delete declaration. (arc_return_slot_offset): Likewise. (arc_eh_return_address_location): New declaration. * config/arc/arc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define. (MUST_SAVE_REGISTER): Add exception handler case. (MUST_SAVE_RETURN_ADDR): Likewise. (arc_frame_pointer_required): Likewise. (arc_frame_pointer_needed): New function. (arc_compute_frame_size): Changed. (arc_expand_prologue): Likewise. (arc_expand_epilogue): Likewise. (arc_initial_elimination_offset): Likewise. (arc_return_slot_offset): Delete. (arc_eh_return_address_location): New function. (arc_builtin_setjmp_frame_value): Likewise. * config/arc/arc.h (EH_RETURN_DATA_REGNO): Use 2 registers. (EH_RETURN_STACKADJ_RTX): Define. (EH_RETURN_HANDLER_RTX): Likewise. * config/arc/arc.md (eh_return): Delete. 2017-11-21 Aldy Hernandez * print-tree.h (debug_vec_tree): Remove prototype. * gdbinit.in (pvt): Remove macro. 2017-11-21 Jakub Jelinek PR tree-optimization/83047 * gimple-ssa-store-merging.c (imm_store_chain_info::output_merged_store): If the loads with the same vuse are in different basic blocks, for load_gsi pick a load location that is dominated by the other loads. PR c++/83059 * config/i386/i386.c (ix86_memmodel_check): Start -Winvalid-memory-model diagnostics with lowercase letter. PR debug/82718 * dwarf2out.c (dw_loc_list): If crtl->has_bb_partition, temporarily set in_cold_section_p to the partition containing loc_list->first. When seeing loc_list->last_before_switch node, update secname and perform range_across_switch second partition handling only after that. PR debug/82933 * run-rtl-passes.c: Include debug.h. (run_rtl_passes): Call debug_hooks->assembly_start. * dwarf2out.c (dwarf2out_assembly_start): Return early if invoked multiple times. PR target/82981 * internal-fn.c (expand_mul_overflow): Use OPTAB_WIDEN instead of OPTAB_DIRECT in calls to expand_simple_binop. 2017-11-20 David Malcolm PR c/81404 * Makefile.in (C_COMMON_OBJS): Add c-family/known-headers.o. 2017-11-20 David Malcolm PR c++/72786 * spellcheck.h (best_match::blithely_get_best_candidate): New accessor. 2017-11-20 Jakub Jelinek * config/i386/i386.c (parse_mtune_ctrl_str): Start diagnostics with lower case letter. 2017-11-20 Uros Bizjak * config/i386/i386.md (bswaphi2): New expander. (*bswaphi2_movbe): New insn pattern. (bswaphi -> rorhi pepehole2): New peephole pattern. 2017-11-20 Jeff Law * Makefile.in (OBJS): Add gimple-ssa-evrp-analyze.o. * gimple-ssa-evrp-analyze.c: New file pulled from gimple-ssa-evrp.c. * gimple-ssa-evrp-analyze.h: New file pulled from gimple-ssa-evrp.c. * gimple-ssa-evrp.c: Remove bits moved into new files. Include gimple-ssa-evrp-analyze.h. * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children): Do not set BB_VISITED here. (evrp_range_analyzer::enter): Set BB_VISITED here instead. 2017-11-20 Bin Cheng * tree-predcom.c: Add general comment on Store-Store chains. (split_data_refs_to_components): Postpone clearing eliminate_store_p flag in component. (get_chain_last_ref_at): Rename into... (get_chain_last_write_at): ...this. (get_chain_last_write_before_load): New function. (add_ref_to_chain): Promote type of chain from CT_STORE_LOAD to CT_STORE_STORE when write reference is added. (determine_roots_comp): Support load ref in CT_STORE_STORE chains. (is_inv_store_elimination_chain): Update get_chain_last_write_at call. (initialize_root_vars_store_elim_1): Ditto. (initialize_root_vars_store_elim_2): Ditto. Replace rhs once default definition is created. (execute_pred_commoning_chain): Support load ref in CT_STORE_STORE chain by replacing it with dominant stored value. 2017-11-20 Bin Cheng * tree-predcom.c (add_ref_to_chain): Remove check on distance. 2017-11-20 Marc Glisse * vr-values.c (extract_range_from_binary_expr): Use a full range for VR_VARYING. 2017-11-20 Thomas Preud'homme * config/arm/arm.md (R4_REGNUM): Define constant. (nonsecure_call_internal): Remove r4 clobber. (nonsecure_call_value_internal): Likewise. * config/arm/thumb1.md (nonsecure_call_reg_thumb1_v5): Remove second clobber and resequence match_operands. (nonsecure_call_value_reg_thumb1_v5): Likewise. * config/arm/thumb2.md (nonsecure_call_reg_thumb2): Likewise. (nonsecure_call_value_reg_thumb2): Likewise. 2017-11-20 Jakub Jelinek PR tree-optimization/78821 * gimple-ssa-store-merging.c (find_bswap_or_nop_load): Give up if base is TARGET_MEM_REF. If base is not MEM_REF, set base_addr to the address of the base rather than the base itself. (find_bswap_or_nop_1): Just use pointer comparison for vuse check. (find_bswap_or_nop_finalize): New function. (find_bswap_or_nop): Use it. (bswap_replace): Return a tree rather than bool, change first argument from gimple * to gimple_stmt_iterator, allow inserting into an empty sequence, allow ins_stmt to be NULL - then emit all stmts into gsi. Fix up MEM_REF address gimplification. (pass_optimize_bswap::execute): Adjust bswap_replace caller. (struct store_immediate_info): Add N and INS_STMT non-static data members. (store_immediate_info::store_immediate_info): Initialize them from newly added ctor args. (merged_store_group::apply_stores): Formatting fixes. Sort by bitpos at the end. (stmts_may_clobber_ref_p): For stores call also refs_anti_dependent_p. (gather_bswap_load_refs): New function. (imm_store_chain_info::try_coalesce_bswap): New method. (imm_store_chain_info::coalesce_immediate_stores): Use it. (split_group): Handle LROTATE_EXPR and NOP_EXPR rhs_code specially. (imm_store_chain_info::output_merged_store): Fail if number of new estimated stmts is bigger or equal than old. Handle LROTATE_EXPR and NOP_EXPR rhs_code. (pass_store_merging::process_store): Compute n and ins_stmt, if ins_stmt is non-NULL and the store rhs is otherwise invalid, use LROTATE_EXPR rhs_code. Pass n and ins_stmt to store_immediate_info ctor. (pass_store_merging::execute): Calculate dominators. * tree-ssa-math-opts.c (nop_stats, bswap_stats, struct symbolic_number, BITS_PER_MARKER, MARKER_MASK, MARKER_BYTE_UNKNOWN, HEAD_MARKER, CMPNOP, CMPXCHG, do_shift_rotate, verify_symbolic_number_p, init_symbolic_number, find_bswap_or_nop_load, perform_symbolic_merge, find_bswap_or_nop_1, find_bswap_or_nop, pass_data_optimize_bswap, class pass_optimize_bswap, bswap_replace, pass_optimize_bswap::execute): Moved to ... * gimple-ssa-store-merging.c: ... this file. Include optabs-tree.h. (nop_stats, bswap_stats, do_shift_rotate, verify_symbolic_number_p, init_symbolic_number, find_bswap_or_nop_load, perform_symbolic_merge, find_bswap_or_nop_1, find_bswap_or_nop, bswap_replace): Put into anonymous namespace, remove static keywords. (pass_optimize_bswap::gate): Test BITS_PER_UNIT == 8 here... (pass_optimize_bswap::execute): ... rather than here. Formatting fix. 2017-11-20 Jan Hubicka PR bootstrap/83062 * ipa-inline.c (can_inline_edge_p): Fix typo in previous patch. 2017-11-20 Aldy Hernandez * vec.h (debug_helper): New function. (DEFINE_DEBUG_VEC): New macro. * hash-set.h (debug_helper): New function. (DEFINE_DEBUG_HASH_SET): New macro. * cfg.c (debug_slim (edge)): New function. Call DEFINE_DEBUG_VEC for edges. Call DEFINE_DEBUG_HASH_SET for edges. * cfghooks.c (debug_slim (basic_block)): New function. Call DEFINE_DEBUG_VEC for basic blocks. Call DEFINE_DEBUG_HASH_SET for basic blocks. * print-tree.c (debug_slim): New function to handle trees. Call DEFINE_DEBUG_VEC for trees. Call DEFINE_DEBUG_HASH_SET for trees. (debug (vec) &): Remove. (debug () *): Remove. * print-rtl.c (debug_slim): New function to handle const_rtx. Call DEFINE_DEBUG_VEC for rtx_def. Call DEFINE_DEBUG_VEC for rtx_insn. Call DEFINE_DEBUG_HASH_SET for rtx_def. Call DEFINE_DEBUG_HASH_SET for rtx_insn. * sel-sched-dump.c (debug (vec &): Remove. (debug (vec *ptr): Remove. (debug_insn_vector): Remove. * stor-layout.c (debug_rli): Call debug() instead of debug_vec_tree. 2017-11-20 Tom de Vries PR rtl-optimization/82020 * simplify-rtx.c (simplify_ternary_operation): Fix comparison mode of IF_THEN_ELSE condition. 2017-11-19 Jeff Law * tree-ssa-dom.c (record_equivalences_from_phis): Fix handling of degenerates resulting from ignoring an edge. 2017-11-19 Jan Hubicka PR ipa/81360 * ipa-inline.c (can_inline_edge_p): Also check that caller is optimized 2017-11-19 Jan Hubicka PR ipa/83001 * profile-count.c (profile_count::to_sreal_scale): Fix return value for uninitialied counts. 2017-11-19 Jan Hubicka PR ipa/60243 * tree-inline.c (estimate_num_insns): Set to 1 at least. 2017-11-19 Jan Hubicka PR target/82713 * i386.c (ix86_builtin_vectorization_cost): Be ready for insane types. 2017-11-19 Tom de Vries * config/arc/arc.h (FUNCTION_PROFILER): Remove semicolon after "do while (0)". 2017-11-19 Tom de Vries * config/phoenix.h (TARGET_OS_CPP_BUILTINS): Remove semicolon after "do {} while (0)". 2017-11-19 Tom de Vries * config/visium/visium.h (ASM_OUTPUT_CASE_END): Remove semicolon after macro body. 2017-11-19 Tom de Vries * config/ft32/ft32.h (REGISTER_TARGET_PRAGMAS): Remove semicolon after "do {} while (0)". * config/spu/spu.h (REGISTER_TARGET_PRAGMAS): Same. 2017-11-19 Tom de Vries * config/mcore/mcore-elf.h (MCORE_EXPORT_NAME): Remove semicolon after "do {} while (0)". * config/mcore/mcore.h (ASM_OUTPUT_ALIGNED_COMMON): After missing semicolon after MCORE_EXPORT_NAME call. 2017-11-19 Tom de Vries PR target/82961 * vmsdbgout.c (vmsdbgout_early_finish): New function. (vmsdbg_debug_hooks): Set early_finish field to vmsdbgout_early_finish. 2017-11-18 Jan Hubicka * cgraphclones.c (cgraph_edge::clone): Rename gcov_count to prof_count. (cgraph_edge::clone): Cleanup updating of profile. * ipa-cp.c (update_profiling_info): Likewise. * ipa-inline-transform.c (inline_transform): Likewise. * ipa-inline.c (inline_small_functions): Add missing space to dump. * ipa-split.c (execute_split_functions): Do not split when function is cold. * predict.c (estimate_bb_frequencies): Cleanup updating of profile. * profile-count.c (profile_count::dump): Add global0. (profile_count::to_cgraph_frequency): Do not ICE when entry is undefined. (profile_count::to_sreal_scale): Likewise. (profile_count::adjust_for_ipa_scaling): Fix typo in comment. (profile_count::combine_with_ipa_count): New function. * profile-count.h (profile_guessed_global0adjusted): New. (profile_count::adjusted_zero): New. (profile_count::global0adjusted): New. (profile_count::combine_with_ipa_count): New. * tree-inline.c (copy_edges_for_bb): Add NUM/DEN arugment; correct profile of return block of split functions. (copy_cfg_body): Remove unused profile_count. (copy_body): Likewise. (expand_call_inline): Update. (tree_function_versioning): Update. 2017-11-18 Aldy Hernandez * hash-set.h (hash_set::empty): New. * tree-ssa-threadbackward.h: Delete. * tree-ssa-threadbackward.c (class thread_jumps): New. Move max_threaded_paths into class. (fsm_find_thread_path): Remove arguments that are now in class. (profitable_jump_thread_path): Rename to... (thread_jumps::profitable_jump_thread_path): ...this. (convert_and_register_jump_thread_path): Rename to... (thread_jumps::convert_and_register_current_path): ...this. (check_subpath_and_update_thread_path): Rename to... (thread_jumps::check_subpath_and_update_thread_path): ...this. (register_jump_thread_path_if_profitable): Rename to... (thread_jumps::register_jump_thread_path_if_profitable): ...this. (handle_phi): Rename to... (thread_jumps::handle_phi): ...this. (handle_assignment): Rename to... (thread_jumps::handle_assignment): ...this. (fsm_find_control_statement_thread_paths): Rename to... (thread_jumps::fsm_find_control_statement_thread_paths): ...this. (find_jump_threads_backwards): Rename to... (thread_jumps::find_jump_threads_backwards): ...this. Initialize path local data. (pass_thread_jumps::execute): Call find_jump_threads_backwards from within thread_jumps class. (pass_early_thread_jumps::execute): Same. 2017-11-17 Jan Hubicka * cgraph.c (cgraph_node::dump): Do IPA sanity checking on IPA counts. 2017-11-17 Steve Ellcey * config/aarch64/aarch64-simd.md (fnma4): Move neg operator to canonical location. 2017-11-17 Steve Ellcey PR target/81356 * config/aarch64/aarch64.c (aarch64_use_by_pieces_infrastructure_p): Remove. (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Remove define. 2017-11-17 H.J. Lu * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Use rcrt1.o%s/grcrt1.o%s for -static-pie. 2017-11-17 Jan Hubicka * i386.c (ix86_multiplication_cost, ix86_division_cost, ix86_shift_rotate_cost): Break out from ... (ix86_rtx_costs): ... here. (ix86_add_stmt_cost): Use rtx cost machinery to compute cost of vector operations. 2017-11-17 Jan Hubicka * predict.c (determine_unlikely_bbs): Set cgraph node count to 0 when entry block was promoted unlikely. (estimate_bb_frequencies): Increase frequency scale. * profile-count.h (profile_count): Export precision info. 2017-11-17 Jan Hubicka * tree-tailcall.c (eliminate_tail_call): Be more careful about not disturbin profile of entry block. 2017-11-17 Jan Hubicka * ipa-fnsummary.c (estimate_node_size_and_time): Be more tolerant for roundoff errors. 2017-11-17 Jan Hubicka * ipa-cp.c (update_profiling_info): Handle conversion to local profile. * tree-cfg.c (execute_fixup_cfg): Do fixup same way as inliner does. 2017-11-17 Jeff Law * gimple-ssa-evrp.c (class evrp_range_analyzer): New class extracted from evrp_dom_walker class. Various methods moved into new class. (evrp_range_analyzer::evrp_range_analyzer): Constructor for new class. (evrp_range_analyzer::enter): New method. (evrp_range_analyzer::leave): New method. (evrp_dom_walker): Remove delegators no longer needed by this class. Replace vr_values data member with evrp_range_analyzer * gimple-ssa-evrp.c (evrp_dom_walker::record_ranges_from_phis): New method extracted from evrp_dom_walker::before_dom_children. (evrp_dom_walker::record_ranges_from_stmt): Likewise. (evrp_dom_walker::record_ranges_from_incoming_edge): Likewise. * gimple-ssa-evrp.c (evrp_dom_walker): Add cleanup method. Add private copy constructor and move assignment operators. Privatize methods and class data where trivially possible. (evrp_dom_walker::cleanup): New function, extracted from execute_early_vrp. Simplify access to class data. * vr-values.h (get_output_for_vrp): Prototype. * vr-values.c (get_output_for_vrp): New function extracted from vrp_visit_assignment_or_call and extract_range_from_stmt. (vrp_visit_assignment_or_call): Use get_output_for_vrp. Simplify. 2017-11-17 Luis Machado * config/aarch64/aarch64.c (qdf24xx_prefetch_tune) : Set to -1. (qdf24xx_tunings) : Set to tune_params::AUTOPREFETCHER_WEAK. 2017-11-17 Tamar Christina PR target/82641 * config/arm/arm.c (arm_valid_target_attribute_rec): Parse "arch=" and "+". (arm_valid_target_attribute_tree): Re-init global options. (arm_option_override): Make non-static. (arm_options_perform_arch_sanity_checks): Make errors fatal. * gcc/config/arm/arm-c.c (__ARM_FEATURE_CMSE): Support undef. (__ARM_FEATURE_CRC32): Support undef. * config/arm/arm_acle.h (__ARM_FEATURE_CRC32): Replace with pragma. * doc/extend.texi (ARM Function Attributes): Add pragma and target. 2017-11-17 David Malcolm * gdbinit.in (break-on-diagnostic): New command. 2017-11-17 Igor Tsimbalist * config/i386/i386.c (ix86_expand_epilogue): Change simple return to indirect jump for EH return if control-flow protection is enabled. Change explicit 'false' argument in pro_epilogue_adjust_stack with a value of flag_cf_protection. * config/i386/i386.md (simple_return_indirect_internal): Remove SImode restriction to support 64-bit. 2017-11-17 Segher Boessenkool * combine.c (added_notes_insn): New. (try_combine): Handle added_notes_insn like added_links_insn. Rewrite return value code. (distribute_notes): Set added_notes_insn to the earliest insn we added a note to. 2017-11-17 Segher Boessenkool PR rtl-optimization/82621 * combine.c (try_combine): Do not split PARALLELs of two SETs if the dest of one of those SETs is unused. 2017-11-17 Richard Biener PR fortran/83017 * tree-core.h (enum annot_expr_kind): Add annot_expr_parallel_kind. * tree-pretty-print.c (dump_generic_node): Handle annot_expr_parallel_kind. * tree-cfg.c (replace_loop_annotate_in_block): Likewise. * gimplify.c (gimple_boolify): Likewise. 2017-11-17 Igor Tsimbalist * config.gcc (extra_headers): Add cet.h for x86 targets. * config/i386/cet.h: New file. * doc/install.texi: Add --enable-cet/--disable-cet. 2017-11-17 Richard Biener PR tree-optimization/83017 * tree-parloops.c (MIN_PER_THREAD): Use --param parloops-min-per-thread. (gen_parallel_loop): Properly count iterations. (parallelize_loops): Handle loop->can_be_parallel independent of flag_loop_parallelize_all. Make static profitability test match the runtime one. * params.def (PARAM_PARLOOPS_MIN_PER_THREAD): New. * invoke.texi (parloops-min-per-thread): Document. 2017-11-17 Vineet Gupta * config/arc/linux.h: GLIBC_DYNAMIC_LINKER update per glibc upstreaming review comments. 2017-11-17 Tamar Christina * expr.c (copy_blkmode_to_reg): Fix bitsize for targets with fast unaligned access. * doc/sourcebuild.texi (word_mode_no_slow_unalign): New. 2017-11-17 Thomas Preud'homme * config/arm/arm.c (cmse_nonsecure_entry_clear_before_return): Allocate to_clear_arg_regs_bitmap to the same size as to_clear_bitmap. 2017-11-17 Richard Biener * tree-ssa-pre.c (phi_translate_1): Remove redundant constant folding of references. 2017-11-17 Qing Zhao PR middle-end/78809 * gimple-fold.c (gimple_fold_builtin_string_compare): Add handling of replacing call to strncmp with corresponding call to strcmp when meeting conditions. 2017-11-17 Sergey Shalnov * config/i386/x86-tune.def (X86_TUNE_AVX256_OPTIMAL): Add tuning option prefer-avx256 for skylake-avx512 configuration. * config/i386/i386.c (ix86_option_override_internal): Ditto. (get_builtin_code_for_version): Ditto. 2017-11-17 Chung-Ju Wu Monk Chiang * config/nds32/nds32.h (FIRST_PSEUDO_REGISTER): Modify. (FIXED_REGISTERS): Reserve more register numbers. (CALL_USED_REGISTERS): Likewise. (REG_ALLOC_ORDER): Likewise. (REG_CLASS_CONTENTS): Likewise. (REGISTER_NAMES): Likewise. 2017-11-17 Chung-Ju Wu Kito Cheng * config/nds32/nds32-modes.def: Add vector mode V4QI V2HI V8QI V4HI V2SI. * config/nds32/iterators.md: Add vector mode iterators and attributes. 2017-11-16 Steven Munroe * config/rs6000/mmintrin.h (_mm_add_pi32[_ARCH_PWR]): Correct parameter list for vec_splats. 2017-11-16 Joseph Myers * doc/invoke.texi (-std=c17): Refer to 2018 expected publication date of C17. (-std=c18, -std=iso9899:2018, -std=gnu18): Document option aliases. 2017-11-16 Thomas Koenig PR bootstrap/82856 * doc/install.texi: Document incompatibility of Perl >=5.6.26 with the required version of automake 1.11.6. 2017-11-16 Pat Haugen * rs6000/power9.md (power9fpdiv): New automaton and cpu_unit defined for it. (DU_C2_3_power9): Correct reservation combinations. (FP_DIV_power9, VEC_DIV_power9): New. (power9-alu): Split out rotate/shift... (power9-rot): ...to here, correct dispatch resource. (power9-cracked-alu, power9-mul, power9-mul-compare): Correct dispatch resource. (power9-fp): Correct latency. (power9-sdiv): Add div/sqrt resource. (power9-ddiv): Correct latency, add div/sqrt resource. (power9-sqrt, power9-dsqrt): Add div/sqrt resource. (power9-vecfdiv, power9-vecdiv): Correct latency, add div/sqrt resource. (power9-qpdiv, power9-qpmul): Adjust resource usage. 2017-11-15 Michael Meissner * config/rs6000/rs6000.c (rs6000_expand_builtin): Do not do the switch statement mapping KF built-ins to TF built-ins if we don't have the proper ISA 3.0 assembler support. 2017-11-16 Jan Hubicka * tree-emutls.c (lower_emutls_data): Remove unused bb_freq. (lower_emutls_function_body): Do not compute it. 2017-11-16 Jan Hubicka * ipa-split.c (split_bb_info): Turn time to sreal. (split_point): Likewise. (dump_split_point): Likewise. (fine_split_points): Likewise. (execute_split_functions): Only zero split_bbs; turn time to sreals. 2017-11-16 Jan Hubicka * ipa-fnsummary.c (analyze_function_body): Accumulate time consistently in sreal. 2017-11-16 Jan Hubicka * predict.c (combine_predictions_for_bb): Preserve zero predicted edges. (expensive_function_p): Remove useless assert. (determine_unlikely_bbs): Propagate also forward; determine cold blocks 2017-11-16 Martin Sebor PR tree-optimization/82588 PR tree-optimization/82583 * tree-vrp.c (check_array_ref): Handle flexible array members, string literals, and inner indices. (search_for_addr_array): Add detail to diagnostics. 2017-11-16 Nathan Sidwell PR c++/82836 PR c++/82737 * tree.h (COPY_DECL_RTL): Rename parms for clarity. (SET_DECL_ASSEMBLER_NAME): Forward to overwrite_decl_assembler_name. (COPY_DECL_ASSEMBLER_NAME): Rename parms for clarity. (overwrite_decl_assembler_name): Declare. * tree.c (overwrite_decl_assembler_name): New. * langhooks-def.h (lhd_overwrite_decl_assembler_name): Declare. (LANG_HOOKS_OVERWRITE_DECL_ASSEMBLER_NAME): Provide default. (LANG_HOOKS_INITIALIZER): Add it. * langhooks.h (struct lang_hooks): Add overwrite_decl_assembler_name. * langhooks.c (lhd_set_decl_assembler_name): Use SET_DECL_ASSEMBLER_NAME. (lhd_overwrite_decl_assembler_name): Default implementation. 2017-11-16 Wilco Dijkstra Jackson Woodruff PR tree-optimization/71026 * match.pd: Canonicalize constant multiplies in division. 2017-11-16 Wilco Dijkstra * opts.c (default_options_table): Add OPT_fomit_frame_pointer entry. * common/config/alpha/alpha-common.c (TARGET_OPTION_OPTIMIZATION_TABLE): Remove OPT_fomit_frame_pointer entry. * common/config/arc/arc-common.c: Likewise. * common/config/arm/arm-common.c: Likewise. * common/config/avr/avr-common.c: Likewise. * common/config/c6x/c6x-common.c: Likewise. * common/config/cr16/cr16-common.c: Likewise. * common/config/cris/cris-common.c: Likewise. * common/config/epiphany/epiphany-common.c: Likewise. * common/config/fr30/fr30-common.c: Likewise. * common/config/frv/frv-common.c: Likewise. * common/config/ia64/ia64-common.c: Likewise. * common/config/iq2000/iq2000-common.c: Likewise. * common/config/lm32/lm32-common.c: Likewise. * common/config/m32r/m32r-common.c: Likewise. * common/config/mcore/mcore-common.c: Likewise. * common/config/microblaze/microblaze-common.c: Likewise. * common/config/mips/mips-common.c: Likewise. * common/config/mmix/mmix-common.c: Likewise. * common/config/mn10300/mn10300-common.c: Likewise. * common/config/nios2/nios2-common.c: Likewise. * common/config/pa/pa-common.c: Likewise. * common/config/pdp11/pdp11-common.c: Likewise. * common/config/powerpcspe/powerpcspe-common.c: Likewise. * common/config/riscv/riscv-common.c: Likewise. * common/config/rs6000/rs6000-common.c: Likewise. * common/config/rx/rx-common.c: Likewise. * common/config/s390/s390-common.c: Likewise. * common/config/sh/sh-common.c: Likewise. * common/config/sparc/sparc-common.c: Likewise. * common/config/tilegx/tilegx-common.c: Likewise. * common/config/tilepro/tilepro-common.c: Likewise. * common/config/v850/v850-common.c: Likewise. * common/config/visium/visium-common.c: Likewise. * common/config/xstormy16/xstormy16-common.c: Likewise. * common/config/xtensa/xtensa-common.c: Likewise. * invoke.texi (-fomit-frame-pointer): Update documentation. 2017-11-16 Jan Hubicka * tree-cfg.c (gimple_find_sub_bbs): Do not compute freq. 2017-11-14 Jan Hubicka * cfg.c (scale_bbs_frequencies_int, cale_bbs_frequencies_gcov_type): Remove. * cfg.h (scale_bbs_frequencies_int, cale_bbs_frequencies_gcov_type): Remove. 2017-11-14 Jan Hubicka * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): Update to profile counts. (tree_transform_and_unroll_loop): Likewise. 2017-11-14 Jan Hubicka * tree-vect-loop-manip.c (vect_do_peeling): Do not use scale_bbs_frequencies_int. 2017-11-14 Jan Hubicka * final.c (compute_alignments): Use counts rather than frequencies. 2017-11-14 Jan Hubicka * cfgloopanal.c: Include sreal.h (average_num_loop_insns): Use counts and sreal for accounting. 2017-11-14 Jan Hubicka * cfgloopmanip.c (duplicate_loop_to_header_edge): Cleanup profile manipulation. 2017-11-16 Chung-Ju Wu Kito Cheng * config/nds32/constraints.md: Provide more constraints. * config/nds32/nds32.h (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Define R5_REG, R8_REG, and FRAME_POINTER_REG to support constraints usage. 2017-11-16 Chung-Ju Wu * config/nds32/constants.md (UNSPEC_VOLATILE_FUNC_RETURN): Remove. 2017-11-16 Chung-Ju Wu Kito Cheng * config/nds32/nds32.opt: Add mext-perf, mext-perf2, mext-string. * config/nds32/nds32.opt: Refine the layout. * config/nds32/nds32.c (TARGET_EXT_PERF, TARGET_EXT_PERF2, TARGET_EXT_STRING): Support new options. * config/nds32/nds32.h: Likewise. * config/nds32/nds32.md: Likewise. * config/nds32/nds32-predicates.c: Likewise. * config/nds32/constraints.md: Likewise. * common/config/nds32/nds32-common.c: Likewise. 2017-11-16 Julia Koval PR target/82983 * config/i386/gfniintrin.h: Add sse check. * config/i386/i386.c (ix86_expand_builtin): Fix gfni check. 2017-11-16 Julia Koval * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VBMI2_SET, OPTION_MASK_ISA_AVX512VBMI2_UNSET): New. (ix86_handle_option): Handle -mavx512vbmi2. * config/i386/cpuid.h: Add bit_AVX512VBMI2. * config/i386/driver-i386.c (host_detect_local_cpu): Handle new bit. * config/i386/i386-c.c (__AVX512VBMI2__): New. * config/i386/i386.c (ix86_target_string): Handle -mavx512vbmi2. (ix86_valid_target_attribute_inner_p): Ditto. * config/i386/i386.h (TARGET_AVX512VBMI2, TARGET_AVX512VBMI2_P): New. * config/i386/i386.opt (mavx512vbmi2): New option. * doc/invoke.texi: Add new option. 2017-11-16 Julia Koval * config/i386/gfniintrin.h (_mm_gf2p8mul_epi8, _mm256_gf2p8mul_epi8, _mm_mask_gf2p8mul_epi8, _mm_maskz_gf2p8mul_epi8, _mm256_mask_gf2p8mul_epi8, _mm256_maskz_gf2p8mul_epi8, _mm512_mask_gf2p8mul_epi8, _mm512_maskz_gf2p8mul_epi8, _mm512_gf2p8mul_epi8): New intrinsics. * config/i386/i386-builtin-types.def (V64QI_FTYPE_V64QI_V64QI): New type. * config/i386/i386-builtin.def (__builtin_ia32_vgf2p8mulb_v64qi, __builtin_ia32_vgf2p8mulb_v64qi_mask, __builtin_ia32_vgf2p8mulb_v32qi, __builtin_ia32_vgf2p8mulb_v32qi_mask, __builtin_ia32_vgf2p8mulb_v16qi, __builtin_ia32_vgf2p8mulb_v16qi_mask): New builtins. * config/i386/sse.md (vgf2p8mulb_*): New pattern. * config/i386/i386.c (ix86_expand_args_builtin): Handle new type. 2017-11-15 Uros Bizjak * config/i386/i386.c (x86_print_call_or_nop): Emit 5 byte nop explicitly as a stream of bytes. 2017-11-15 Bill Schmidt * config/rs6000/altivec.h (vec_xst_be): New #define. * config/rs6000/altivec.md (altivec_vperm__direct): Rename and externalize from *altivec_vperm__internal. * config/rs6000/rs6000-builtin.def (XL_BE_V16QI): Remove macro instantiation. (XL_BE_V8HI): Likewise. (XL_BE_V4SI): Likewise. (XL_BE_V4SI): Likewise. (XL_BE_V2DI): Likewise. (XL_BE_V4SF): Likewise. (XL_BE_V2DF): Likewise. (XST_BE): Add BU_VSX_OVERLOAD_X macro instantiation. * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Correct all array entries with these keys: VSX_BUILTIN_VEC_XL, VSX_BUILTIN_VEC_XL_BE, VSX_BUILTIN_VEC_XST. Add entries for key VSX_BUILTIN_VEC_XST_BE. * config/rs6000/rs6000.c (altivec_expand_xl_be_builtin): Remove. (altivec_expand_builtin): Remove handling for VSX_BUILTIN_XL_BE_* built-ins. (altivec_init_builtins): Replace conditional calls to def_builtin for __builtin_vsx_ld_elemrev_{v8hi,v16qi} and __builtin_vsx_st_elemrev_{v8hi,v16qi} based on TARGET_P9_VECTOR with unconditional calls. Remove calls to def_builtin for __builtin_vsx_le_be_. Add a call to def_builtin for __builtin_vec_xst_be. * config/rs6000/vsx.md (vsx_ld_elemrev_v8hi): Convert define_insn to define_expand, and add alternate RTL generation for P8. (*vsx_ld_elemrev_v8hi_internal): New define_insn based on vsx_ld_elemrev_v8hi. (vsx_ld_elemrev_v16qi): Convert define_insn to define_expand, and add alternate RTL generation for P8. (*vsx_ld_elemrev_v16qi_internal): New define_insn based on vsx_ld_elemrev_v16qi. (vsx_st_elemrev_v8hi): Convert define_insn to define_expand, and add alternate RTL generation for P8. (*vsx_st_elemrev_v8hi_internal): New define_insn based on vsx_st_elemrev_v8hi. (vsx_st_elemrev_v16qi): Convert define_insn to define_expand, and add alternate RTL generation for P8. (*vsx_st_elemrev_v16qi_internal): New define_insn based on vsx_st_elemrev_v16qi. 2017-11-15 H.J. Lu PR target/82990 * config/i386/i386.c (pass_insert_vzeroupper::gate): Remove TARGET_AVX512ER check. (ix86_option_override_internal): Set MASK_VZEROUPPER if neither -mzeroupper nor -mno-zeroupper is used and TARGET_EMIT_VZEROUPPER is set. * config/i386/i386.h (TARGET_EMIT_VZEROUPPER): New. * config/i386/x86-tune.def: Add X86_TUNE_EMIT_VZEROUPPER. 2017-11-15 Will Schmidt * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add support for folding of vector compares. (fold_build_vec_cmp): New helper function. (fold_compare_helper): New helper function. (builtin_function_type): Add compare builtins to the list of functions having unsigned arguments. Cosmetic updates to comment indentation. * config/rs6000/vsx.md (vcmpneb, vcmpneh, vcmpnew): Update to specify the not+eq combination. 2017-11-15 Bin Cheng PR tree-optimization/82726 PR tree-optimization/70754 * tree-predcom.c (order_drefs_by_pos): New function. (combine_chains): Move code setting has_max_use_after to... (try_combine_chains): ...here. New parameter. Sort combined chains according to position information. (tree_predictive_commoning_loop): Update call to above function. (update_pos_for_combined_chains, pcom_stmt_dominates_stmt_p): New. 2017-11-15 Bin Cheng PR tree-optimization/82726 Revert 2017-01-23 Bin Cheng PR tree-optimization/70754 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE. (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert combined stmt before it if not NULL. (combine_chains): Process refs reversely and compute dominance point for root ref. Revert 2017-02-23 Bin Cheng PR tree-optimization/79663 * tree-predcom.c (combine_chains): Process refs in reverse order only for ZERO length chains, and add explaining comment. 2017-11-15 Tamar Christina * config/arm/arm-cpus.in (armv8_3, ARMv8_3a, armv8.3-a): New * config/arm/arm-tables.opt (armv8.3-a): Regenerated. * doc/invoke.texi (ARM Options): Add armv8.3-a. 2017-11-15 Tamar Christina * config/arm/arm.h (TARGET_DOTPROD): Add arm_arch8_2. 2017-11-15 Martin Liska * tree-cfg.c (pass_warn_function_return::execute): Compare warn_return_type for greater than zero. 2017-11-15 Sebastian Peryt PR target/82941 PR target/82942 * config/i386/i386.c (pass_insert_vzeroupper): Modify gate condition to return true on Xeon and not on Xeon Phi. (ix86_check_avx256_register): Changed to ... (ix86_check_avx_upper_register): ... this. Add extra check for VALID_AVX512F_REG_OR_XI_MODE. (ix86_avx_u128_mode_needed): Changed ix86_check_avx256_register to ix86_check_avx_upper_register. (ix86_check_avx256_stores): Changed to ... (ix86_check_avx_upper_stores): ... this. Changed ix86_check_avx256_register to ix86_check_avx_upper_register. (ix86_avx_u128_mode_after): Changed avx_reg256_found to avx_upper_reg_found. Changed ix86_check_avx256_stores to ix86_check_avx_upper_stores. (ix86_avx_u128_mode_entry): Changed ix86_check_avx256_register to ix86_check_avx_upper_register. (ix86_avx_u128_mode_exit): Ditto. * config/i386/i386.h: (host_detect_local_cpu): New define. 2017-11-15 Dominik Infuehr * config/arm/xgene1.md (xgene1): Split into automatons xgene1_main, xgene1_decoder, xgene1_div, xgene1_simd. (xgene1_f_load): Adjust reservations and/or types. (xgene1_f_store): Likewise. (xgene1_load_pair): Likewise. (xgene1_store_pair): Likewise. (xgene1_fp_load1): Likewise. (xgene1_load1): Likewise. (xgene1_store1): Likewise. (xgene1_move): Likewise. (xgene1_alu): Likewise. (xgene1_simd): Likewise. (xgene1_bfm): Likewise. (xgene1_neon_load1): Likewise. (xgene1_neon_store1): Likewise. (xgene1_neon_logic): Likewise. (xgene1_neon_st1): Likewise. (xgene1_neon_ld1r): Likewise. (xgene1_alu_cond): Added. (xgene1_shift_reg): Likwise. (xgene1_bfx): Likewise. (xgene1_mul): Split into xgene1_mul32, xgene1_mul64. 2017-11-15 Jakub Jelinek PR target/82981 * internal-fn.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h. (can_widen_mult_without_libcall): New function. (expand_mul_overflow): If only checking unsigned mul overflow, not result, and can do efficiently MULT_HIGHPART_EXPR, emit that. Don't use WIDEN_MULT_EXPR if it would involve a libcall, unless no other way works. Add MULT_HIGHPART_EXPR + MULT_EXPR support. (expand_DIVMOD): Formatting fix. * expmed.h (expand_mult): Add NO_LIBCALL argument. * expmed.c (expand_mult): Likewise. Use OPTAB_WIDEN rather than OPTAB_LIB_WIDEN if NO_LIBCALL is true, and allow it to fail. PR tree-optimization/82977 * tree-ssa-strlen.c (strlen_optimize_stmt): Pass a reference to a copy constructed temporary to strlen_to_stridx.put. 2017-11-15 Martin Liska * configure.ac: Remove -fkeep-inline-functions from coverage_flags. * configure: Regenerate. 2017-11-15 Martin Liska PR target/82927 * config/sh/sh-mem.cc: Use proper probability for REG_BR_PROB_NOTE. 2017-11-14 Jeff Law * explow.c (anti_adjust_stack_and_probe_stack_clash): Avoid probing the red zone for stack_clash_protection_final_dynamic_probe targets when the total dynamic stack size is zero bytes. * tree-ssa-threadupdate.c (thread_through_all_blocks): Thread blocks is post order. 2017-11-15 Alexandre Oliva * dumpfile.h (TDF_COMPARE_DEBUG): New. * final.c (rest_of_clean_state): Set it for the -fcompare-debug dump. * tree-pretty-print.c (dump_generic_node): Omit OBJ_TYPE_REF class when TDF_COMPARE_DEBUG is set. * dwarf2out.c (gen_producer_string): Discard OPT_fcompare_debug. 2017-11-15 Joseph Myers PR c/81156 * doc/extend.texi (Other Builtins): Document __builtin_tgmath. * ginclude/tgmath.h (__tg_cplx, __tg_ldbl, __tg_dbl, __tg_choose) (__tg_choose_2, __tg_choose_3, __TGMATH_REAL_1_2) (__TGMATH_REAL_2_3): Remove macros. (__TGMATH_CPLX, __TGMATH_CPLX_2, __TGMATH_REAL, __TGMATH_REAL_2) (__TGMATH_REAL_3, __TGMATH_CPLX_ONLY): Define using __builtin_tgmath. (frexp, ldexp, nexttoward, scalbn, scalbln): Define using __TGMATH_REAL_2. (remquo): Define using __TGMATH_REAL_3. 2017-11-14 Jeff Law * vr-values.c: New file with contents extracted from tree-vrp.c. * Makefile.in (OBJS): Add vr-values.o * tree-vrp.h (set_value_range_to_nonnull): Prototype. (set_value_range, set_and_canonicalize_value_range): Likewise. (vrp_bitmap_equal_p, range_is_nonnull): Likewise. (value_range_constant_singleton, symbolic_range_p): Likewise. (compare_values, compare_values_warnv, vrp_val_is_min): Likewise. (vrp_val_is_max, copy_value_range, set_value_range_to_value): Likewise. (extract_range_from_binary_expr_1, vrp_val_min, vrp_val_max): Likewise. (set_value_range_to_null, range_int_cst_p, opreand_less_p): Likewise. (find_case_label_range, find_case_label_index): Likewise. (zero_nonzero_bits_from_vr, overflow_comparison_p): Likewise. (range_int_cst_singleton_p, value_inside_range): Likewise. (get_single_symbol): Likewise. (switch_update): Move structure definition here. (to_remove_edges, to_update_switch_stmts): Provide externs. * tree-vrp.c: Move all methods for vr-values class to vr-values.c (vrp_val_max, vrp_val_min, vrp_val_is_max): Make externally visible. (vrp_val_is_min, set_value_range): Likewise. (set_and_canonicalize_value_range, copy_value_range): Likewise. (set_value_range_to_value, set_value_range_to_nonnull): Likewise. (set_value_range_to_null, vrp_bitmap_equal_p): Likewise. (range_is_nonnull, range_int_cst_p): Likewwise. (range_int_cst_singleton_p, symbolic_range_p): Likewise. (get_single_symbol, operand_less_p): Likewise (compare_values_warnv, compare_values): Likewise. (value_inside_range, value_range_constant_singleton): Likewise. (zero_nonzero_bitgs_from_vr): Likewise. (extract_range_from_binary_expr_1): Likewise. (overflow_comparison_p): Likewise. (to_remove_edges, to_update_switch_stmts): Likewise. (find_case_label-index, find_case_label_range): Likewise. (switch_update, set_value_range_to_nonnegative): Remove. (set_value_range_to_truthvalue): Likewise. (symbolic_range_based_on_p, gimple_assign_nonzero_p): Likewise. (gimple_stmt_nonzero_p, compare_ranges): Likewise. (compare_range_with_value, vrp_valueize, vrp_valueize_1): Likewise. (find_case_label_ranges, test_for_singularity): Likewise. (range_fits_type_p, simplify_conversion_using_ranges): LIkewise. (x_vr_values): Move to its remaining use site. 2017-11-10 Jeff Law * vr-values.h (VR_INITIALIZER): Move #define here. * gimple-ssa-evrp.c: New file with contents extracted from tree-vrp.c * Makefile.in (OBJS): Add tree-evrp.o * tree-vrp.h (assert_info): Move structure definition here. (set_value_range_to_varying): Prototype. (vrp_operand_equal_p, range_includes_zero_p): Likewise. (infer_value_range, register_edge_assert_for): Likewise. (stmt_interesting_for_vrp): Likewise. * tree-vrp.c: Move all methods for evrp class into gimple-ssa-evrp.c. (set_value_range_to_varying): No longer static. (vrp_operand_equal_p, range_includes_zero_p): Likewise. (infer_value_range, register_edge_assert_for): Likewise. 2017-11-14 Michael Meissner * config/rs6000/rs6000.md (bswapdi2): On 32-bit ISA 3.0, don't generate the XXBRD instruction. * config/rs6000/rs6000-c.c (is_float128_p): New helper function. (rs6000_builtin_type_compatible): Treat _Float128 and long double as being compatible if -mabi=ieeelongdouble. * config/rs6000/rs6000-builtin.def (BU_FLOAT128_HW_1): New macros to setup float128 built-ins with hardware support. (BU_FLOAT128_HW_2): Likewise. (BU_FLOAT128_HW_3): Likewise. (BU_FLOAT128_HW_VSX_1): Likewise. (BU_FLOAT128_HW_VSX_2): Likewise. (scalar_extract_expq): Change float128 built-in functions to accommodate having both KFmode and TFmode functions. Use the KFmode variant as the default. (scalar_extract_sigq): Likewise. (scalar_test_neg_qp): Likewise. (scalar_insert_exp_q): Likewise. (scalar_insert_exp_qp): Likewise. (scalar_test_data_class_qp): Likewise. (sqrtf128_round_to_odd): Delete processing the round to odd built-in functions as special built-in functions, and define them as float128 built-ins. Use the KFmode variant as the default. (truncf128_round_to_odd): Likewise. (addf128_round_to_odd): Likewise. (subf128_round_to_odd): Likewise. (mulf128_round_to_odd): Likewise. (divf128_round_to_odd): Likewise. (fmaf128_round_to_odd): Likewise. * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Add support for KFmode and TFmode xststdcqp calls. (rs6000_expand_builtin): If long double is IEEE 128-bit floating point, switch the built-in handlers for the get/set float128 exponent, get float128 mantissa, float128 test built-ins, and the float128 round to odd built-in functions. Eliminate creating the float128 round to odd built-in functions as special built-ins. (rs6000_init_builtins): Eliminate special creation of the float128 round to odd built-in functions. * config/rs6000/vsx.md (xsxexpqp_): Change float128 built-in function insns to support both TFmode and KFmode variants. (xsxsigqp_): Likewise. (xsiexpqpf_): Likewise. (xsiexpqp_): Likewise. (xststdcqp_): Likewise. (xststdcnegqp_): Likewise. (xststdcqp_): Likewise. 2017-11-14 Jan Hubicka * tree-ssa-threadupdate.c (compute_path_counts): Remove unused path_in_freq_ptr parameter. (ssa_fix_duplicate_block_edges): Do not pass around path_in_freq 2017-11-14 Jan Hubicka * ipa-inline.c (edge_badness): Dump sreal frequency. (compute_inlined_call_time): Match natural implementaiton ... * ipa-fnsummary.c (estimate_edge_size_and_time): ... here; remove forgotten division by CGRAPH_FREQ_BASE. 2017-11-14 Rainer Orth * config.gcc (*-*-solaris2*): Enable default_use_cxa_atexit since Solaris 11. Update comment. * configure.ac (gcc_cv_ld_pid): Adapt comment for Solaris 12 renaming. * config/sol2.h (STARTFILE_SPEC): Likewise. * configure: Regenerate. 2017-11-14 Carl Love * config/rs6000/rs6000.c (swap_endian_selector_for_mode): Remove le_ and be_ prefixes to swap* variables. Remove if (VECTOR_ELT_ORDER_BIG) statement. Remove E_V16QImode case statements. 2017-11-14 Jason Merrill Support GTY((cache)) on hash_map. * hash-traits.h (ggc_remove): Add ggc_maybe_mx member function. (ggc_cache_remove): Override it instead of ggc_mx. * hash-table.h (gt_ggc_mx): Call it instead of ggc_mx. (gt_cleare_cache): Call ggc_mx instead of gt_ggc_mx. * hash-map-traits.h (simple_hashmap_traits): Add maybe_mx member. (simple_cache_map_traits): Override maybe_mx. * hash-map.h (hash_entry): Add ggc_maybe_mx and keep_cache_entry. (hash_map): Friend gt_cleare_cache. (gt_cleare_cache): New. * tree.h (tree_cache_traits): New hash_map traits class. (tree_cache_map): New typedef. 2017-11-14 Richard Biener * tree-cfgcleanup.c (cleanup_control_expr_graph): Remove first_p paramter and handling. (cleanup_control_flow_bb): Likewise. (cleanup_control_flow_pre): New helper performing a DFS walk to call cleanup_control_flow_bb in PRE order. (cleanup_tree_cfg_1): Do the first phase of cleanup_control_flow_bb via cleanup_control_flow_pre. 2017-11-14 James Greenhalgh * config/aarch64/aarch64-simd.md (aarch64_simd_bsl_internal): Remove DImode. (*aarch64_simd_bsl_alt): Likewise. (aarch64_simd_bsldi_internal): New. (aarch64_simd_bsldi_alt): Likewise. 2017-11-13 Jan Hubicka * tracer.c (better_p): Do not compare frequencies. * reg-stack.c (better_edge): Likewise. * shrink-wrap.c (try_shrink_wrapping): Do not convert to gcov counts and back. 2017-11-13 Jan Hubicka * auto-profile.c (afdo_annotate_cfg): Use update_max_bb_count. * cgraphunit.c (cgraph_node::expand_thunk): Use update_max_bb_count. * ipa-utils.c (ipa_merge_profiles): Use update_max_bb_count. * lto-streamer-in.c (input_function): Use update_max_bb_count. * omp-expand.c (expand_omp_taskreg): Use update_max_bb_count. * predict.c (maybe_hot_frequency_p): Inline to ... (maybe_hot_count_p): ... here; rewrite to counts. (counts_to_freqs): Rename to ... (update_max_bb_count): ... this one. (expensive_function_p): Use counts. (estimate_bb_frequencies): Update. (rebuild_frequencies): Update. * predict.h (counts_to_freqs): Rename to ... (update_max_bb_count): ... this one. * profile.c (compute_branch_probabilities): Add debug info * tree-inline.c (expand_call_inline): Update debug info. (optimize_inline_calls): Use update_max_bb_count.. (tree_function_versioning): Use update_max_bb_count.. * value-prof.c (gimple_value_profile_transformations): Do not use update_max_bb_count. 2017-11-13 Jan Hubicka * ipa-inline.c (compute_uninlined_call_time, compute_inlined_call_time): always use frequencies. 2017-11-13 Jan Hubicka * bb-reorder.c: Remove frequencies from comments. (better_edge_p): Use profile counts. (find_traces): Dump profile counts. (rotate_loop): Use profile counts. (find_traces_1_round): Likewise. (connect_better_edge_p): Use counts instead of probabilities for reverse walk. (copy_bb_p): Drop early check for non-0 frequency. (sanitize_hot_paths): Update comments. 2017-11-13 Jan Hubicka * ipa-split.c (struct split_point): Add count. (consider_split): Do not compute incoming frequency; compute incoming count and store it to split_point. (split_function): Set count of the call to split part correctly. 2017-11-13 Carl Love * config/rs6000/altivec.md (altivec_vsumsws_be): Add define_expand. 2017-11-13 Tom Tromey * doc/cpp.texi (Variadic Macros): Document __VA_OPT__. 2017-11-13 Carl Love * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add support for builtins: unsigned int vec_first_{,miss}_match_{,or_eos}index, vector {un,}signed {char,int,short}, vector {un,}signed {char,int,short}) arguments. * config/rs6000/rs6000-builtin.def (VFIRSTMATCHINDEX, VFIRSTMATCHOREOSINDEX, VFIRSTMISMATCHINDEX, VFIRSTMISMATCHOREOSINDEX): Add BU_P9V_AV_2 expansions for the builtins. * config/rs6000/altivec.h (vec_first_match_index, vec_first_mismatch_index, vec_first_match_or_eos_index, vec_first_mismatch_or_eos_index): Add #defines for the builtins. * config/rs6000/rs6000-protos.h (bytes_in_mode): Add new extern declaration. * config/rs6000/rs6000.c (bytes_in_mode): Add new function. * config/rs6000/vsx.md (first_match_index_, first_match_or_eos_index_, first_mismatch_index_, first_mismatch_or_eos_index_): Add define expand. (vctzlsbb_): Add mode field to define_insn for vctzlsbb. * doc/extend.texi: Update the built-in documenation file for the new built-in functions. 2017-11-13 Michael Meissner * match.pd: Convert fminf, fminfx, fmax, and fmaxx into the min/max operations for _Float and _FloatX types. 2017-11-13 Eric Botcazou PR lto/81351 * dwarf2out.c (do_eh_frame): New static variable. (dwarf2out_begin_prologue): Set it. (dwarf2out_frame_finish): Test it instead of dwarf2out_do_eh_frame. 2017-11-13 Jan Hubicka * tree-ssa-coalesce.c (coalesce_cost): Fix formating. * tree-ssa-sink.c (select_best_block): Do not use frequencies. 2017-11-13 Eric Botcazou PR lto/81351 * debug.h (dwarf2out_do_eh_frame): Declare. * dwarf2cfi.c (dwarf2out_do_eh_frame): New predicate. (dwarf2out_do_frame): Use it. (dwarf2out_do_cfi_asm): Likewise. * dwarf2out.c (dwarf2out_frame_finish): Likewise. (dwarf2out_assembly_start): Likewise. (dwarf2out_begin_prologue): Fix comment. * toplev.c (compile_file): Always call dwarf2out_frame_finish if the target needs either debug or unwind DWARF2 info. * lto-opts.c (lto_write_options): Do not save -fexceptions, -fnon-call-exceptions, -ffp-contract, -fmath-errno, -fsigned-zeros, -ftrapping-math, -ftrapv and -fwrapv. 2017-11-13 Jan Hubicka * cgraph.c (cgraph_edge::sreal_frequency): New function. * cgraph.h (cgraph_edge::sreal_frequency): Declare. * ipa-fnsummary.c (dump_ipa_call_summary): Use sreal_frequency. (estimate_edge_size_and_time): Likewise. (ipa_merge_fn_summary_after_inlining): Likewise. * ipa-inline.c (cgraph_freq_base_rec): Remove. (compute_uninlined_call_time): Use sreal_frequency. (compute_inlined_call_time): Likewise. (ipa_inline): Do not initialize cgraph_freq_base_rec. * profile-count.c: Include sreal.h. (profile_count::to_sreal_scale): New. * profile-count.h: Forward declare sreal. (profile_count::to_sreal_scale): Declare. 2017-11-13 Nathan Sidwell * diagnostic.c (maybe_line_and_column): New. (diagnostic_get_location_text): Use it. (diagnostic_report_current_module): Likewise. (test_diagnostic_get_location_text): Add tests. 2017-11-13 Luis Machado * doc/md.texi (Specifying processor pipeline description): Fix incorrect latency for the div instruction example. 2017-11-13 Jakub Jelinek PR tree-optimization/78821 * gimple-ssa-store-merging.c (compatible_load_p): Don't require that bit_not_p is the same. (imm_store_chain_info::coalesce_immediate_stores): Likewise. (split_group): Count precisely bit_not_p bits in each statement. (invert_op): New function. (imm_store_chain_info::output_merged_store): Use invert_op to emit BIT_XOR_EXPR with a xor_mask instead of BIT_NOT_EXPR if some but not all orig_stores have BIT_NOT_EXPR in the corresponding spots. 2017-11-13 Martin Liska * gcov.c (struct coverage_info): Remove typedef of coverage_t. (struct source_info): Likewise. (add_branch_counts): Likewise. (add_line_counts): Likewise. (function_summary): Likewise. (output_intermediate_line): Likewise. (generate_results): Likewise. 2017-11-13 Martin Liska * gcov.c (struct block_info): Remove typedef for block_t. (struct line_info): Likewise. (line_info::has_block): Likewise. (EXIT_BLOCK): Likewise. (unblock): Likewise. (circuit): Likewise. (get_cycles_count): Likewise. (process_file): Likewise. (read_graph_file): Likewise. (solve_flow_graph): Likewise. (find_exception_blocks): Likewise. (add_line_counts): Likewise. (accumulate_line_info): Likewise. (output_line_details): Likewise. 2017-11-13 Martin Liska * gcov.c (struct arc_info): Remove typedef for arc_t. (struct line_info): Likewise. (add_branch_counts): Likewise. (output_branch_count): Likewise. (function_info::~function_info): Likewise. (circuit): Likewise. (output_intermediate_line): Likewise. (read_graph_file): Likewise. (solve_flow_graph): Likewise. (find_exception_blocks): Likewise. (add_line_counts): Likewise. (accumulate_line_info): Likewise. (output_line_details): Likewise. (output_function_details): Likewise. 2017-11-13 Martin Liska * gcov.c (struct function_info): Remove typedef for function_t. (struct source_info): Likewise. (source_info::get_functions_at_location): Likewise. (solve_flow_graph): Likewise. (find_exception_blocks): Likewise. (add_line_counts): Likewise. (output_intermediate_file): Likewise. (process_file): Likewise. (generate_results): Likewise. (release_structures): Likewise. (read_graph_file): Likewise. (read_count_file): Likewise. (accumulate_line_counts): Likewise. (output_lines): Likewise. 2017-11-13 Martin Liska * gcov.c (function_info::function_info): Remove num_counts and add vector. (function_info::~function_info): Use the vector. (process_file): Likewise. (read_graph_file): Likewise. (read_count_file): Likewise. (solve_flow_graph): Likewise. 2017-11-13 Martin Liska * gcov.c (function_info::is_artificial): New function. (process_file): Erase all artificial early. (generate_results): Skip as all artificial are already removed. 2017-11-13 Martin Liska * gcov.c (read_graph_file): Store to global vector of functions. (read_count_file): Iterate the vector. (process_file): Likewise. (generate_results): Likewise. (release_structures): Likewise. 2017-11-13 Jakub Jelinek PR tree-optimization/82954 * gimple-ssa-store-merging.c (imm_store_chain_info::coalesce_immediate_stores): If !infof->ops[N].base_addr, split group if info->ops[N].base_addr. 2017-11-13 Richard Sandiford * config/aarch64/aarch64-simd.md (aarch64_store_lane0): Upddate call to ENDIAN_LANE_N. (aarch64_dot_lane): Use aarch64_endian_lane_rtx. (aarch64_dot_laneq): Likewise. (*aarch64_simd_vec_copy_lane): Update calls to ENDIAN_LANE_N and use aarch64_endian_lane_rtx. (*aarch64_simd_vec_copy_lane_): Likewise. 2017-11-12 Tom de Vries * config/riscv/riscv.h (ASM_OUTPUT_LABELREF): Wrap in do {} while (0). 2017-11-12 Tom de Vries * config/elfos.h (ASM_OUTPUT_ASCII): Remove semicolon after macro body. 2017-11-12 Tom de Vries * config/cr16/cr16.h (ASM_OUTPUT_LABELREF): Remove semicolon after macro body. * config/powerpcspe/xcoff.h (ASM_OUTPUT_LABELREF): Same. * config/rs6000/xcoff.h (ASM_OUTPUT_LABELREF): Same. * defaults.h (ASM_OUTPUT_LABELREF): Same. 2017-11-11 Martin Sebor PR c/81117 * doc/extend.texi (attribute nonstring): Remove spurious argument. PR bootstrap/82948 * prefic.c (translate_name): Replace strncpy with memcpy to avoid -Wstringop-truncation. 2017-11-10 Jan Hubicka * tree-ssa-loop-im.c (execute_sm_if_changed): Do not compute freq_sum. 2017-11-10 Jan Hubicka * predict.c (maybe_hot_frequency_p): Do not use cfun. 2017-11-10 Jan Hubicka * tree-ssa-tail-merge.c (replace_block_by): Fix and re-enable profile merging. 2017-11-10 Michael Meissner * config/rs6000/rs6000.md (bswaphi2_reg): On ISA 3.0 systems, enable generating XXBRH if the value is in a vector register. (bswapsi2_reg): On ISA 3.0 systems, enable generating XXBRW if the value is in a vector register. (bswapdi2_reg): On ISA 3.0 systems, always use XXBRD to do register to register bswap64's instead of doing the GPR sequence used on previous machines. (bswapdi2_xxbrd): New insn. (bswapdi2_reg): Disallow on ISA 3.0. (register to register bswap64 splitter): Do not split the insn on ISA 3.0 systems that use XXBRD. 2017-11-10 Martin Sebor PR c/81117 * config/darwin-c.c (framework_construct_pathname): Replace strncpy with memcpy. (find_subframework_file): Same. 2017-11-10 Jan Hubicka * auto-profile.c (afdo_indirect_call): Drop frequency. * cgraph.c (symbol_table::create_edge): Drop frequency argument. (cgraph_node::create_edge): Drop frequency argument. (cgraph_node::create_indirect_edge): Drop frequency argument. (cgraph_edge::make_speculative): Drop frequency arguments. (cgraph_edge::resolve_speculation): Do not update frequencies (cgraph_edge::dump_edge_flags): Do not dump frequency. (cgraph_node::dump): Check consistency in IPA mode. (cgraph_edge::maybe_hot_p): Use IPA counter. (cgraph_edge::verify_count_and_frequency): Rename to ... (cgraph_edge::verify_count): ... this one; drop frequency checking. (cgraph_node::verify_node): Update. * cgraph.h (struct cgraph_edge): Drop frequency. (cgraph_edge::frequency): New function. * cgraphbuild.c (pass_build_cgraph_edges::execute): Donot pass frequencies. (cgraph_edge::rebuild_edges): Likewise. * cgraphclones.c (cgraph_edge::clone): Scale only counts. (duplicate_thunk_for_node): Do not pass frequency. (cgraph_node::create_clone): Scale only counts. (cgraph_node::create_virtual_clone): Do not pass frequency. (cgraph_node::create_edge_including_clones): Do not pass frequency. (cgraph_node::create_version_clone): Do not pass frequency. * cgraphunit.c (cgraph_node::analyze): Do not pass frequency. (cgraph_node::expand_thunk): Do not pass frequency. (cgraph_node::create_wrapper): Do not pass frequency. * gimple-iterator.c (update_call_edge_frequencies): Do not pass frequency. * gimple-streamer-in.c (input_bb): Scale only IPA counts. * ipa-chkp.c (chkp_produce_thunks): Do not pass frequency. * ipa-cp.c (ipcp_lattice::print): Use frequency function. (gather_caller_stats): Use frequency function. (ipcp_cloning_candidate_p): Use frequency function. (ipcp_propagate_stage): Use frequency function. (get_info_about_necessary_edges): Use frequency function. (update_profiling_info): Update only IPA profile. (update_specialized_profile): Use frequency functoin. (perhaps_add_new_callers): Update only IPA profile. * ipa-devirt.c (ipa_devirt): Use IPA profile. * ipa-fnsummary.c (redirect_to_unreachable): Do not set frequrency. (dump_ipa_call_summary): Use frequency function. (estimate_edge_size_and_time): Use frequency function. (ipa_merge_fn_summary_after_inlining): Use frequency function. * ipa-inline-analysis.c (do_estimate_edge_time): Use IPA profile. * ipa-inline-transform.c (update_noncloned_frequencies): Rename to .. (update_noncloned_counts): ... ths one; scale counts only. (clone_inlined_nodes): Do not scale frequency. (inline_call): Do not pass frequency. * ipa-inline.c (compute_uninlined_call_time): Use IPA profile. (compute_inlined_call_time): Use IPA profile. (want_inline_small_function_p): Use IPA profile. (want_inline_self_recursive_call_p): Use IPA profile. (edge_badness): Use IPA profile. (lookup_recursive_calls): Use IPA profile. (recursive_inlining): Do not pass frequency. (resolve_noninline_speculation): Do not update frequency. (inline_small_functions): Collect max of IPA profile. (dump_overall_stats): Dump IPA porfile. (dump_inline_stats): Dump IPA porfile. (ipa_inline): Collect IPA stats. * ipa-inline.h (clone_inlined_nodes): Update prototype. * ipa-profile.c (ipa_propagate_frequency_1): Use frequency function. (ipa_propagate_frequency): Use frequency function. (ipa_profile): Cleanup. * ipa-prop.c (ipa_make_edge_direct_to_target): Do not pass frequency * ipa-utils.c (ipa_merge_profiles): Merge all profiles. * lto-cgraph.c (lto_output_edge): Do not stream frequency. (input_node): Do not stream frequency. (input_edge): Do not stream frequency. (merge_profile_summaries): Scale only IPA profiles. * omp-simd-clone.c (simd_clone_adjust): Do not pass frequency. * predict.c (drop_profile): Do not recompute frequency. * trans-mem.c (ipa_tm_insert_irr_call): Do not pass frequency. (ipa_tm_insert_gettmclone_call): Do not pass frequency. * tree-cfg.c (execute_fixup_cfg): Drop profile to global0 if needed. * tree-chkp.c (chkp_copy_bounds_for_assign): Do not pass frequency. * tree-emutls.c (gen_emutls_addr): Do not pass frequency. * tree-inline.c (copy_bb): Do not scale frequency. (expand_call_inline): Do not scale frequency. (tree_function_versioning): Do not scale frequency. * ubsan.c (ubsan_create_edge): Do not pass frequency. 2017-11-10 Julia Koval * config/i386/gfniintrin.h (_mm_gf2p8affine_epi64_epi8) (_mm256_gf2p8affine_epi64_epi8, _mm_mask_gf2p8affine_epi64_epi8) (_mm_maskz_gf2p8affine_epi64_epi8, _mm256_mask_gf2p8affine_epi64_epi8) (_mm256_maskz_gf2p8affine_epi64_epi8) (_mm512_mask_gf2p8affine_epi64_epi8, _mm512_gf2p8affine_epi64_epi8) (_mm512_maskz_gf2p8affine_epi64_epi8): New intrinsics. * config/i386/i386-builtin.def (__builtin_ia32_vgf2p8affineqb_v64qi) (__builtin_ia32_vgf2p8affineqb_v32qi) (__builtin_ia32_vgf2p8affineqb_v16qi): New builtins. * config/i386/sse.md (vgf2p8affineqb_): New pattern. 2017-11-10 Tamar Christina PR target/82641 * config/arm/arm.c (arm_option_override): Refactor. (arm_option_reconfigure_globals): New. (arm_options_perform_arch_sanity_checks): New. * config/arm/arm-protos.h (arm_option_reconfigure_globals): New prototype. (arm_options_perform_arch_sanity_checks): Likewise 2017-11-10 Pat Haugen * rs6000/power9.md (power9-qpdiv): Correct DFU pipe usage. (power9-qpmul): New. * rs6000/rs6000.md ("type" attr): Add qmul. (mul3, fma4_hw, *fms4_hw, *nfma4_hw, *nfms4_hw, mul3_odd, fma4_odd, *fms4_odd, *nfma4_odd, *nfms4_odd): Change type to qmul. 2017-11-10 Martin Sebor PR c/81117 * builtins.c (compute_objsize): Handle arrays that compute_builtin_object_size likes to fail for. Make extern. * builtins.h (compute_objsize): Declare. (check_strncpy_sizes): New function. (expand_builtin_strncpy): Call check_strncpy_sizes. * gimple-fold.c (gimple_fold_builtin_strncpy): Implement -Wstringop-truncation. (gimple_fold_builtin_strncat): Same. * gimple.c (gimple_build_call_from_tree): Set call location. * tree-ssa-strlen.c (strlen_to_stridx): New global variable. (maybe_diag_bound_equal_length, is_strlen_related_p): New functions. (handle_builtin_stxncpy, handle_builtin_strncat): Same. (handle_builtin_strlen): Use strlen_to_stridx. (strlen_optimize_stmt): Handle flavors of strncat, strncpy, and stpncpy. Use strlen_to_stridx. (pass_strlen::execute): Release strlen_to_stridx. * doc/invoke.texi (-Wsizeof-pointer-memaccess): Document enhancement. (-Wstringop-truncation): Document new option. 2017-11-10 Martin Liska PR gcov-profile/82702 * gcov.c (main): Handle intermediate files in a different way. (get_gcov_intermediate_filename): New function. (output_gcov_file): Remove support of intermediate files. (generate_results): Allocate intermediate file. (release_structures): Clean-up properly fn_end. (output_intermediate_file): Start iterating with line 1. 2017-11-10 Jakub Jelinek PR tree-optimization/82929 * gimple-ssa-store-merging.c (struct store_immediate_info): Add ops_swapped_p non-static data member. (store_immediate_info::store_immediate_info): Clear it. (imm_store_chain_info::coalesce_immediate_stores): If swapping ops set ops_swapped_p. (count_multiple_uses): Handle ops_swapped_p. 2017-11-10 Martin Liska * coverage.c (coverage_init): Stream information about support of has_unexecuted_blocks. * doc/gcov.texi: Document that. * gcov-dump.c (dump_gcov_file): Support it in gcov_dump tool. * gcov.c (read_graph_file): Likewise. (output_line_beginning): Fix a small issue with color output. 2017-11-10 Bin Cheng * tree-predcom.c (determine_roots_comp): Avoid memory leak by freeing reference of trivial component. 2017-11-10 Jakub Jelinek PR bootstrap/82916 * gimple-ssa-store-merging.c (pass_store_merging::terminate_all_aliasing_chains): For gimple_store_p stmts also call refs_output_dependent_p. PR rtl-optimization/82913 * compare-elim.c (try_merge_compare): Punt if def_insn is not single set. 2017-11-09 Jeff Law * vr-values.h: New file with vr_values class. * tree-vrp.c: Include vr-values.h (vrp_value_range_pool, vrp_equiv_obstack, num_vr_values): Move static data objects into the vr_values class. (vr_value, values_propagated, vr_phi_edge_counts): Likewise. (get_value_range): Make it a member function within vr_values class. (set_defs_to_varying, update_value_range, add_equivalence): Likewise. (vrp_stmt_computes_nonzero_p, op_with_boolean_value_range_p): Likewise. (op_with_constant_singleton_value_range): Likewise. (extract_range_for_var_from_comparison_expr): Likewise. (extract_range_from_assert, extract_range_from_ssa_name): Likewise. (extract_range_from_binary_expr): Likewise. (extract_range_from_unary_expr): Likewise. (extract_range_from_cond_expr, extrat_range_from_comparison): Likewise. (check_for_binary_op_overflow, extract_range_basic): Likewise. (extract_range_from_assignment, adjust_range_with_scev): Likewise. (dump_all_value_ranges, get_vr_for_comparison): Likewise. (compare_name_with_value, compare_names): Likewise. (vrp_evaluate_conditional_warnv_with_ops_using_ranges): Likewise. (vrp_evaluate_conditional_warnv_with_ops): Likewise. Remove prototype. (vrp_evaluate_conditional, vrp_visit_cond_stmt): Likewise. (vrp_visit_switch_stmt, extract_range_from_stmt): Likewise. (extract_range_from_phi_node): Likewise. (simplify_truth_ops_using_ranges): Likewise. (simplify_div_or_mod_using_ranges): Likewise. (simplify_min_or_max_using_ranges, simplify_abs_using_ranges): Likewise. (simplify_bit_ops_using_ranges, simplify_cond_using_ranges_1): Likewise. (simplify_cond_using_ranges_2, simplify_switch_using_ranges): Likewise. (simplify_float_conversion_using_ranges): Likewise. (simplify_internal_call_using_ranges): Likewise. (two_valued_val_range_p, simplify_stmt_using_ranges): Likewise. (vrp_visit_assignment_or_call): Likewise. Smuggle class instance poitner via x_vr_values for calls into gimple folder. (vrp_initialize_lattice): Make this the vr_values ctor. (vrp_free_lattice): Make this the vr_values dtor. (set_vr_value): New function. (class vrp_prop): Add vr_values data member. Add various member functions as well as member functions that delegate to vr_values. (check_array_ref): Make a member function within vrp_prop class. (search_for_addr_array, vrp_initialize): Likewise. (vrp_finalize): Likewise. Revamp to avoid direct access to vr_value, values_propagated, etc. (check_array_bounds): Extract vrp_prop class instance pointer from walk info structure. Use it to call member functions. (check_all_array_refs): Make a member function within vrp_prop class. Smuggle class instance pointer via walk info structure. (x_vr_values): New local static. (vrp_valueize): Use x_vr_values to get class instance. (vr_valueize_1): Likewise. (class vrp_folder): Add vr_values data member. Add various member functions as well as member functions that delegate to vr_values. (fold_predicate_in): Make a mber fucntion within vrp_folder class. (simplify_stmt_for_jump_threading): Extract smuggled vr_values class instance from vr_values. Use it to call member functions. (vrp_dom_walker): Add vr_values data member. (vrp_dom_walker::after_dom_children): Smuggle vr_values class instance via x_vr_values. (identify_jump_threads): Accept vr_values as argument. Store it into the walker structure. (evrp_dom_walker): Add vr_values class data member. Add various delegators. (evrp_dom_walker::try_find_new_range): Use vr_values data member to access the memory allocator. (evrp_dom_walker::before_dom_children): Store vr_values class instance into the vrp_folder class. (evrp_dom_walker::push_value_range): Rework to avoid direct access to num_vr_values and vr_value. (evrp_dom_walker::pop_value_range): Likewise. (execute_early_vrp): Remove call to vrp_initialize_lattice. Use vr_values to get to dump_all_value_ranges member function. Remove call to vrp_free_lattice. Call vrp_initialize, vrp_finalize, and simplify_cond_using_ranges_2 via vrp_prop class instance. Pass vr_values class instance down to identify_jump_threads. Remove call to vrp_free_lattice. (debug_all_value_ranges): Remove. * tree-vrp.c (vrp_prop): Move class to earlier point in the file. (vrp_folder): Likewise. * tree-vrp.c (set_value_range): Do not reference vrp_equiv_obstack. Get it from the existing bitmap instead. (vrp_intersect_ranges_1): Likewise. 2017-11-09 Jakub Jelinek * gimple-ssa-store-merging.c (struct store_immediate_info): Add bit_not_p field. (store_immediate_info::store_immediate_info): Add bitnotp argument, set bit_not_p to it. (imm_store_chain_info::coalesce_immediate_stores): Break group if bit_not_p is different. (count_multiple_uses, split_group, imm_store_chain_info::output_merged_store): Handle info->bit_not_p. (handled_load): Avoid multiple chained BIT_NOT_EXPRs. (pass_store_merging::process_store): Handle BIT_{AND,IOR,XOR}_EXPR result inverted using BIT_NOT_EXPR, compute bit_not_p, pass it to store_immediate_info ctor. 2017-11-09 Jim Wilson * collect2.c (OBJECT_FORMAT_COFF): Remove EXTENDED_COFF support. (scan_prog_file): Likewise. 2017-11-09 Jan Hubicka * bb-reorder.c (max_entry_frequency): Remove. (find_traces, rotate_loop, mark_bb_visited, connect_better_edge_p, connect_traces, push_to_next_round_p): Remove prototypes. (find_traces_1_round): Use counts only. (push_to_next_round_p): Likewise. (find_traces): Likewise. (rotate_loop): Likewise. (find_traces_1_round): Likewise. (connect_traces): Likewise. (edge_order): Likewise. 2017-11-09 Thomas Preud'homme * config/arm/arm.c (output_return_instruction): Add comments to indicate requirement for cmse_nonsecure_entry return to account for the size of clearing instruction output here. (thumb_exit): Likewise. * config/arm/thumb2.md (thumb2_cmse_entry_return): Fix length for return in hardfloat mode. 2017-11-09 Segher Boessenkool * config/rs6000/rs6000.c (machine_function): Add a bool, "toc_is_wrapped_separately". (rs6000_option_override_internal): Enable OPTION_MASK_SAVE_TOC_INDIRECT if it wasn't explicitly set or unset, we are optimizing for speed, and doing separate shrink-wrapping. (rs6000_get_separate_components): Enable the TOC component if saving the TOC register in the prologue. (rs6000_components_for_bb): Handle the TOC component. (rs6000_emit_prologue_components): Store the TOC register where needed. (rs6000_set_handled_components): Mark TOC as handled, if handled. (rs6000_emit_prologue): Don't save the TOC if that is already done. 2017-11-09 Martin Jambor * ipa-param-manipulation.c: New file. * ipa-param-manipulation.h: Likewise. * Makefile.in (OBJS): Add ipa-param-manipulation.o. (PLUGIN_HEADERS): Addded ipa-param-manipulation.h * ipa-param.h (ipa_parm_op): Moved to ipa-param-manipulation.h. (ipa_parm_adjustment): Likewise. (ipa_parm_adjustment_vec): Likewise. (ipa_get_vector_of_formal_parms): Moved declaration to ipa-param-manipulation.h. (ipa_get_vector_of_formal_parm_types): Likewise. (ipa_modify_formal_parameters): Likewise. (ipa_modify_call_arguments): Likewise. (ipa_combine_adjustments): Likewise. (ipa_dump_param_adjustments): Likewise. (ipa_modify_expr): Likewise. (ipa_get_adjustment_candidate): Likewise. * ipa-prop.c (ipa_get_vector_of_formal_parms): Moved to ipa-param-manipulation.c. (ipa_get_vector_of_formal_parm_types): Likewise. (ipa_modify_formal_parameters): Likewise. (ipa_modify_call_arguments): Likewise. (ipa_modify_expr): Likewise. (get_ssa_base_param): Likewise. (ipa_get_adjustment_candidate): Likewise. (index_in_adjustments_multiple_times_p): Likewise. (ipa_combine_adjustments): Likewise. (ipa_dump_param_adjustments): Likewise. * tree-sra.c: Also include ipa-param-manipulation.h * omp-simd-clone.c: Include ipa-param-manipulation.h instead of ipa-param.h. 2017-11-09 Richard Sandiford Alan Hayward David Sherwood * doc/sourcebuild.texi (vect_masked_store): Document. 2017-11-09 Richard Sandiford Alan Hayward David Sherwood * doc/sourcebuild.texi (vect_align_stack_vars): Document. 2017-11-09 Richard Sandiford Alan Hayward David Sherwood * doc/sourcebuild.texi (vect_variable_length): Document. 2017-11-09 Richard Sandiford Alan Hayward David Sherwood * doc/sourcebuild.texi (vect_unaligned_possible): Document. 2017-11-09 Richard Sandiford Alan Hayward David Sherwood * doc/sourcebuild.texi (vect_element_align_preferred): Document. 2017-11-09 Richard Sandiford Alan Hayward David Sherwood * doc/sourcebuild.texi (vect_perm_short, vect_perm_byte): Document previously undocumented selectors. (vect_perm3_byte, vect_perm3_short, vect_perm3_int): Document. 2017-11-09 Richard Sandiford * doc/rtl.texi (const_vector): Say that elements can be const_wide_ints too. * emit-rtl.h (valid_for_const_vec_duplicate_p): Declare. * emit-rtl.c (valid_for_const_vec_duplicate_p): New function. (gen_vec_duplicate): Use it instead of CONSTANT_P. * optabs.c (expand_vector_broadcast): Likewise. 2017-11-09 Richard Sandiford Alan Hayward David Sherwood * tree-ssa-loop-ivopts.c (get_address_cost): Try using a scaled index even if the unscaled address was invalid. Don't increase the complexity of using a scale in that case. 2017-11-09 Richard Sandiford Alan Hayward David Sherwood * doc/rtl.texi: Rewrite the subreg rules so that they partition the inner register into REGMODE_NATURAL_SIZE bytes rather than UNITS_PER_WORD bytes. * emit-rtl.c (validate_subreg): Divide subregs into blocks based on REGMODE_NATURAL_SIZE of the inner mode. (gen_lowpart_common): Split the SCALAR_FLOAT_MODE_P and !SCALAR_FLOAT_MODE_P cases. Use REGMODE_NATURAL_SIZE for the latter. * expmed.c (lowpart_bit_field_p): Divide the value up into chunks of REGMODE_NATURAL_SIZE rather than UNITS_PER_WORD. * expr.c (store_constructor): Use REGMODE_NATURAL_SIZE to test whether something is likely to occupy more than one register. 2017-11-09 Jan Hubicka PR ipa/82879 * ipa-inline-transform.c (update_noncloned_frequencies): Use profile_count::adjust_for_ipa_scaling. * tree-inline.c (copy_bb, copy_cfg_body): Likewise. * profile-count.c (profile_count::adjust_for_ipa_scaling): New member function. * profile-count.h (profile_count::adjust_for_ipa_scaling): Declare. 2017-11-09 Jakub Jelinek * gimple-ssa-store-merging.c (count_multiple_uses): New function. (split_group): Add total_orig and total_new arguments, estimate the number of statements related to the store group without store merging and with store merging. (imm_store_chain_info::output_merged_store): Adjust split_group callers, punt if estimated number of statements with store merging is not smaller than estimated number of statements without it. Formatting fix. (handled_load): Remove has_single_use checks. (pass_store_merging::process_store): Likewise. 2017-11-09 Richard Biener PR tree-optimization/82902 * tree-ssa-phiprop.c (propagate_with_phi): Test proper type. 2017-11-09 Martin Liska PR target/82863 * emit-rtl.c (init_emit_regs): Initialize split_branch_probability to uninitialized. 2017-11-09 Martin Liska PR tree-optimization/82669 * sbitmap.h (bmp_iter_set_init): Remove non needed check. 2017-11-09 Martin Liska PR gcov-profile/48463 * coverage.c (coverage_begin_function): Output also end locus of a function and information whether the function is artificial. * gcov-dump.c (tag_function): Parse and print the information. * gcov.c (INCLUDE_MAP): Add include. (INCLUDE_SET): Likewise. (struct line_info): Move earlier in the source file because of vector in function_info structure. (line_info::line_info): Likewise. (line_info::has_block): Likewise. (struct source_info): Add new member index. (source_info::get_functions_at_location): New function. (function_info::group_line_p): New function. (output_intermediate_line): New function. (output_intermediate_file): Use the mentioned function. (struct function_start): New. (struct function_start_pair_hash): Likewise. (process_file): Add code that identifies group functions. Assign lines either to global or function scope. (generate_results): Skip artificial functions. (find_source): Assign index for each source file. (read_graph_file): Read new flag artificial and end_line. (add_line_counts): Assign it either to global of function scope. (accumulate_line_counts): Isolate core of the function to accumulate_line_info and call it for both function and global scope lines. (accumulate_line_info): New function. (output_line_beginning): Fix GNU coding style. (print_source_line): New function. (output_line_details): Likewise. (output_function_details): Likewise. (output_lines): Iterate both source (global) scope and function scope. (struct function_line_start_cmp): New class. * doc/gcov.texi: Reflect changes in documentation. 2017-11-09 Jakub Jelinek PR debug/82837 * dwarf2out.c (const_ok_for_output_1): Reject NEG in addition to NOT. (mem_loc_descriptor): Handle (const (neg (...))) as (neg (const (...))) and similarly for not instead of neg. 2017-11-08 Andi Kleen * config/i386/i386.opt: Add -mforce-indirect-call. * config/i386/predicates.md: Check for flag_force_indirect_call. * doc/invoke.texi: Document -mforce-indirect-call 2017-11-08 Kito Cheng * config/riscv/riscv-protos.h (riscv_slow_unaligned_access_p): New extern. (MOVE_RATIO): Use riscv_slow_unaligned_access_p. config/riscv/riscv.c (predict.h): New include. (riscv_slow_unaligned_access_p): No longer static. (riscv_block_move_straight): Add require. * config/riscv/riscv-protos.h (riscv_hard_regno_nregs): Delete. 2017-11-08 Jakub Jelinek PR target/82855 * config/i386/sse.md (_eq3, _eq3_1): Use nonimmediate_operand predicate for operand 1 instead of register_operand. 2017-11-08 Kyrylo Tkachov * config/aarch64/aarch64-simd.md (store_pair_lanes): New pattern. * config/aarch64/constraints.md (Uml): New constraint. * config/aarch64/predicates.md (aarch64_mem_pair_lanes_operand): New predicate. 2017-11-08 Kyrylo Tkachov * simplify-rtx.c (simplify_ternary_operation): Simplify vec_merge of two vec_duplicates into a vec_concat. 2017-11-08 Kyrylo Tkachov * simplify-rtx.c (simplify_ternary_operation, VEC_MERGE): Simplify vec_merge of vec_duplicate and vec_concat. * config/aarch64/constraints.md (Utq): New constraint. * config/aarch64/aarch64-simd.md (load_pair_lanes): New define_insn. 2017-11-08 Kyrylo Tkachov * simplify-rtx.c (simplify_ternary_operation, VEC_MERGE): Simplify vec_merge of vec_duplicate and const_vector. * config/aarch64/predicates.md (aarch64_simd_or_scalar_imm_zero): New predicate. * config/aarch64/aarch64-simd.md (*aarch64_combinez): Use VDC mode iterator. Update predicate on operand 1 to handle non-const_vec constants. Delete constraints. (*aarch64_combinez_be): Likewise for operand 2. 2017-11-08 Jakub Jelinek PR tree-optimization/78821 * gimple-ssa-store-merging.c (struct store_operand_info): Add bit_not_p data member. (store_operand_info::store_operand_info): Initialize it to false. (pass_store_merging::terminate_all_aliasing_chains): Rewritten to use ref_maybe_used_by_stmt_p and stmt_may_clobber_ref_p on lhs of each store in the group, and if chain_info is non-NULL, to ignore altogether that chain. (compatible_load_p): Fail if bit_not_p does not match. (imm_store_chain_info::output_merged_store): Handle bit_not_p loads. (handled_load): Fill in bit_not_p. Handle BIT_NOT_EXPR. (pass_store_merging::process_store): Adjust terminate_all_aliasing_chains calls to pass NULL in all current spots, call terminate_all_aliasing_chains newly when adding a store into a chain with non-NULL chain_info. 2017-11-08 Wilco Dijkstra * config/aarch64/aarch64.c (aarch64_can_eliminate): Simplify logic. 2017-11-08 Wilco Dijkstra * config/aarch64/aarch64.c (aarch64_frame_pointer_required) Remove. (aarch64_layout_frame): Initialise emit_frame_chain. (aarch64_can_eliminate): Remove omit leaf frame pointer code. (TARGET_FRAME_POINTER_REQUIRED): Remove define. 2017-11-08 Martin Liska * gimplify.c (expand_FALLTHROUGH_r): Simplify usage of gimple_call_internal_p. 2017-11-07 Tom de Vries * config/mips/mips.h (ASM_OUTPUT_LABELREF): Wrap in "do {} while (0)". 2017-11-07 Tom de Vries * config/mips/mips.h (ASM_OUTPUT_CASE_END): Remove semicolon after "do {} while (0)". 2017-11-08 Martin Liska PR sanitizer/82792 * gimplify.c (expand_FALLTHROUGH_r): Skip IFN_ASAN_MARK. 2017-11-07 Eric Botcazou * gimple-pretty-print.c (dump_profile): Return "" instead of NULL. 2017-11-07 Jakub Jelinek PR target/82855 * config/i386/i386.md (SWI1248_AVX512BWDQ2_64): New mode iterator. (*cmp_ccz_1): New insn with $k alternative. PR target/82855 * config/i386/i386.c (ix86_swap_binary_operands_p): Treat RTX_COMM_COMPARE as commutative as well. (ix86_binary_operator_ok): Formatting fix. * config/i386/sse.md (*mul3, *3, *3, *tf3, *mul3, *mul3_highpart, *vec_widen_umult_even_v16si, *vec_widen_umult_even_v8si, *vec_widen_umult_even_v4si, *vec_widen_smult_even_v16si, *vec_widen_smult_even_v8si, *sse4_1_mulv2siv2di3, *avx2_pmaddwd, *sse2_pmaddwd, *_mul3, *avx2_3, *avx512f_3, *sse4_1_3, *v8hi3, *sse4_1_3, *v16qi3, *avx2_eq3, _eq3_1, *sse4_1_eqv2di3, *sse2_eq3, 3, *3, *_uavg3, *_pmulhrsw3, *ssse3_pmulhrswv4hi3): Use !(MEM_P (operands[1]) && MEM_P (operands[2])) condition instead of ix86_binary_operator_ok. Formatting fixes. (*3, *3, *3_m): Formatting fixes. 2017-11-07 Segher Boessenkool * config/rs6000/rs6000.md (GPR2): New mode_iterator. ("cstore4"): Don't always expand with rs6000_emit_int_cmove for eq and ne if TARGET_ISEL. (cmp): New code_iterator. (UNS, UNSU_, UNSIK): New code_attrs. (2_isel): New define_insn_and_split. ("eq3"): New define_expand, rename the define_insn_and_split to... ("eq3"): ... this. ("ne3"): New define_expand, rename the define_insn_and_split to... ("ne3"): ... this. 2017-11-07 Julia Koval PR target/82812 * common/config/i386/i386-common.c (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): Remove MPX from flag. (ix86_handle_option): Move MPX to isa_flags2 and GFNI to isa_flags. * config/i386/i386-c.c (ix86_target_macros_internal): Ditto. * config/i386/i386.opt: Ditto. * config/i386/i386.c (ix86_target_string): Ditto. (ix86_option_override_internal): Ditto. (ix86_init_mpx_builtins): Move MPX to args2. (ix86_expand_builtin): Special handling for OPTION_MASK_ISA_GFNI. * config/i386/i386-builtin.def (__builtin_ia32_vgf2p8affineinvqb_v64qi, __builtin_ia32_vgf2p8affineinvqb_v64qi_mask, __builtin_ia32_vgf2p8affineinvqb_v32qi, __builtin_ia32_vgf2p8affineinvqb_v32qi_mask, __builtin_ia32_vgf2p8affineinvqb_v16qi, __builtin_ia32_vgf2p8affineinvqb_v16qi_mask): Move to ARGS array. 2017-11-07 Uros Bizjak PR target/80425 * config/i386.i386.md (*zero_extendsidi2): Change (?r,*Yj), (?*Yi,r) and (*x,m) to ($r,Yj), ($Yi,r) and ($x,m). (zero-extendsidi peephole2): Remove peephole. 2017-11-07 Eric Botcazou PR c/53037 * stor-layout.c: Include attribs.h. (handle_warn_if_not_align): Replace test on TYPE_USER_ALIGN with explicit lookup of "aligned" attribute. 2017-11-07 Andrew Waterman * config/riscv/riscv-protos.h (riscv_hard_regno_nregs): New prototype. (riscv_expand_block_move): Likewise. * config/riscv/riscv.h (MOVE_RATIO): Tune cost to movmemsi implementation. (RISCV_MAX_MOVE_BYTES_PER_LOOP_ITER): New define. (RISCV_MAX_MOVE_BYTES_STRAIGHT): New define. * config/riscv/riscv.c (riscv_block_move_straight): New function. (riscv_adjust_block_mem): Likewise. (riscv_block_move_loop): Likewise. (riscv_expand_block_move): Likewise. * config/riscv/riscv.md (movmemsi): New pattern. 2017-11-07 Michael Clark * config/riscv/linux.h (MUSL_ABI_SUFFIX): New define. (MUSL_DYNAMIC_LINKER): Likewise. 2017-11-07 Richard Sandiford * config/aarch64/aarch64.md (ashl3, ashr3, lshr3) (rotr3, rotl3): Use aarch64_reg_or_imm instead of nonmmory_operand. 2017-11-07 Richard Biener * match.pd: Fix build. 2017-11-07 Wilco Dijkstra Jackson Woodruff PR tree-optimization/71026 * match.pd: Canonicalize negate in division. 2017-11-07 Sudakshina Das PR middle-end/80131 * match.pd: Simplify 1 << (C - x) where C = precision (x) - 1. 2017-11-07 Marc Glisse * match.pd ((a&~b)|(a^b),(a&~b)^~a,(a|b)&~(a^b),a|~(a^b), (a|b)|(a&^b),(a&b)|~(a^b),~(~a&b),~X^Y): New transformations. 2017-11-07 Marc Glisse * fold-const.c (negate_expr_p) [PLUS_EXPR, MINUS_EXPR]: Handle non-scalar integral types. * match.pd (negate_expr_p): Handle MINUS_EXPR. (-(A-B), -(~A)): New transformations. 2017-11-07 Tom de Vries * config/powerpcspe/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Remove semicolon after "do {} while (0)". * config/powerpcspe/aix51.h (SUBTARGET_OVERRIDE_OPTIONS): Same. * config/powerpcspe/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same. * config/powerpcspe/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Same. * config/powerpcspe/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Same. * config/powerpcspe/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Same. 2017-11-07 Tom de Vries * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Remove semicolon after "do {} while (0)". * config/rs6000/aix51.h (SUBTARGET_OVERRIDE_OPTIONS): Same. * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same. * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Same. * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Same. * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Same. 2017-11-07 Tom de Vries PR other/82784 * config/arm/arm.c (HANDLE_NARROW_SHIFT_ARITH): Remove semicolon after "while {} do (0)". (arm_rtx_costs_internal): Add missing semicolon after HANDLE_NARROW_SHIFT_ARITH call. 2017-11-06 Segher Boessenkool * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't disable isel if it was not set explicitly. 2017-11-06 James Bowman * gcc/dwarf2out.c (modified_type_die): Retain ADDR_SPACE qualifiers. (add_type_attribute) likewise. 2017-11-06 H.J. Lu * config/i386/i386.c (ix86_can_use_return_insn_p): Use reference of struct ix86_frame. (ix86_initial_elimination_offset): Likewise. (ix86_expand_split_stack_prologue): Likewise. 2017-11-06 Marc Glisse * tree-vrp.h (enum value_range_type): Update stale comment. 2017-11-06 Richard Sandiford Alan Hayward David Sherwood * config/aarch64/aarch64-protos.h (aarch64_expand_vec_perm) (aarch64_expand_vec_perm_const): Take the number of units too. * config/aarch64/aarch64.c (aarch64_expand_vec_perm) (aarch64_expand_vec_perm_const): Likewise. * config/aarch64/aarch64-simd.md (vec_perm_const) (vec_perm): Update accordingly. 2017-11-06 Richard Sandiford Alan Hayward David Sherwood * config/aarch64/aarch64-protos.h (aarch64_simd_vect_par_cnst_half): Take the number of units too. * config/aarch64/aarch64.c (aarch64_simd_vect_par_cnst_half): Likewise. (aarch64_simd_check_vect_par_cnst_half): Update call accordingly, but check for a vector mode before rather than after the call. * config/aarch64/aarch64-simd.md (aarch64_split_simd_mov) (move_hi_quad_, vec_unpack_hi_) (vec_unpack_lo_mult_lo_) (vec_widen_mult_hi_, vec_unpacks_lo_) (vec_unpacks_hi_, aarch64_saddl2, aarch64_uaddl2) (aarch64_ssubl2, aarch64_usubl2, widen_ssum3) (widen_usum3, aarch64_saddw2, aarch64_uaddw2) (aarch64_ssubw2, aarch64_usubw2, aarch64_sqdmlal2) (aarch64_sqdmlsl2, aarch64_sqdmlal2_lane) (aarch64_sqdmlal2_laneq, aarch64_sqdmlsl2_lane) (aarch64_sqdmlsl2_laneq, aarch64_sqdmlal2_n) (aarch64_sqdmlsl2_n, aarch64_sqdmull2) (aarch64_sqdmull2_lane, aarch64_sqdmull2_laneq) (aarch64_sqdmull2_n): Update accordingly. 2017-11-06 Richard Sandiford Alan Hayward David Sherwood * config/aarch64/aarch64-protos.h (aarch64_reverse_mask): Take the number of units too. * config/aarch64/aarch64.c (aarch64_reverse_mask): Likewise. * config/aarch64/aarch64-simd.md (vec_load_lanesoi) (vec_store_lanesoi, vec_load_lanesci) (vec_store_lanesci, vec_load_lanesxi) (vec_store_lanesxi): Update accordingly. 2017-11-06 Richard Sandiford Alan Hayward David Sherwood * config/aarch64/aarch64-protos.h (aarch64_endian_lane_rtx): Declare. * config/aarch64/aarch64.c (aarch64_endian_lane_rtx): New function. * config/aarch64/aarch64.h (ENDIAN_LANE_N): Take the number of units rather than the mode. * config/aarch64/iterators.md (nunits): New mode attribute. * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use aarch64_endian_lane_rtx instead of GEN_INT (ENDIAN_LANE_N ...). * config/aarch64/aarch64-simd.md (aarch64_dup_lane) (aarch64_dup_lane_, *aarch64_mul3_elt) (*aarch64_mul3_elt_): Likewise. (*aarch64_mul3_elt_to_64v2df, *aarch64_mla_elt): Likewise. (*aarch64_mla_elt_, *aarch64_mls_elt) (*aarch64_mls_elt_, *aarch64_fma4_elt) (*aarch64_fma4_elt_):: Likewise. (*aarch64_fma4_elt_to_64v2df, *aarch64_fnma4_elt): Likewise. (*aarch64_fnma4_elt_): Likewise. (*aarch64_fnma4_elt_to_64v2df, reduc_plus_scal_): Likewise. (reduc_plus_scal_v4sf, reduc__scal_): Likewise. (reduc__scal_): Likewise. (*aarch64_get_lane_extend): Likewise. (*aarch64_get_lane_zero_extendsi): Likewise. (aarch64_get_lane, *aarch64_mulx_elt_) (*aarch64_mulx_elt, *aarch64_vgetfmulx): Likewise. (aarch64_sqdmulh_lane, aarch64_sqdmulh_laneq) (aarch64_sqrdmlh_lane): Likewise. (aarch64_sqrdmlh_laneq): Likewise. (aarch64_sqdmll_lane): Likewise. (aarch64_sqdmll_laneq): Likewise. (aarch64_sqdmll2_lane_internal): Likewise. (aarch64_sqdmll2_laneq_internal): Likewise. (aarch64_sqdmull_lane, aarch64_sqdmull_laneq): Likewise. (aarch64_sqdmull2_lane_internal): Likewise. (aarch64_sqdmull2_laneq_internal): Likewise. (aarch64_vec_load_lanesoi_lane): Likewise. (aarch64_vec_store_lanesoi_lane): Likewise. (aarch64_vec_load_lanesci_lane): Likewise. (aarch64_vec_store_lanesci_lane): Likewise. (aarch64_vec_load_lanesxi_lane): Likewise. (aarch64_vec_store_lanesxi_lane): Likewise. (aarch64_simd_vec_set): Update use of ENDIAN_LANE_N. (aarch64_simd_vec_setv2di): Likewise. 2017-11-06 Carl Love * config/rs6000/rs6000-c.c (P8V_BUILTIN_VEC_REVB): Add power 8 definitions. (P9V_BUILTIN_VEC_REVB): Remove the power 9 instance definitions. * config/rs6000/altivec.h (vec_revb): Change the #define from power 9 to power 8. * config/rs6000/r6000-protos.h (swap_endian_selector_for_mode): Add new extern declaration. * config/rs6000/rs6000.c (swap_endian_selector_for_mode): Add function. * config/rs6000/rs6000-builtin.def (BU_P8V_VSX_1, BU_P8V_OVERLOAD_1): Add power 8 macro expansions. (BU_P9V_OVERLOAD_1): Remove power 9 overload expansion. * config/rs6000/vsx.md (revb_): Add define_expand to generate power 8 instructions. (VSX_XXBR): Add iterator. 2017-11-06 Wilco Dijkstra * config/arm/arm.md (predicable_short_it): Change default to "no", improve documentation, remove uses that are identical to the default. (enabled_for_depr_it): Rename to enabled_for_short_it. * gcc/config/arm/arm-fixed.md (predicable_short_it): Remove default uses. * gcc/config/arm/ldmstm.md (predicable_short_it): Likewise. * gcc/config/arm/sync.md (predicable_short_it): Likewise. * gcc/config/arm/thumb2.md (predicable_short_it): Likewise. * gcc/config/arm/vfp.md (predicable_short_it): Likewise. 2017-11-06 Michael Meissner PR target/82748 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_1): Delete float128 helper macros, which are no longer used after deleting the old 'q' built-in functions, and moving the round to odd built-in functions to being special built-in functions. (BU_FLOAT128_2): Likewise. (BU_FLOAT128_1_HW): Likewise. (BU_FLOAT128_2_HW): Likewise. (BU_FLOAT128_3_HW): Likewise. (FABSQ): Delete old 'q' built-in functions. (COPYSIGNQ): Likewise. (SQRTF128_ODD): Move round to odd built-in functions to be special built-in functions, so that we can handle -mabi=ieeelongdouble. (TRUNCF128_ODD): Likewise. (ADDF128_ODD): Likewise. (SUBF128_ODD): Likewise. (MULF128_ODD): Likewise. (DIVF128_ODD): Likewise. (FMAF128_ODD): Likewise. * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Map old 'q' built-in names to 'f128'. * config/rs6000/rs6000.c (rs6000_fold_builtin): Remove folding the old 'q' built-in functions, as the machine independent code for 'f128' built-in functions handles this. (rs6000_expand_builtin): Add expansion for float128 round to odd functions, keying off on -mabi=ieeelongdouble of whether to use the KFmode or TFmode variant. (rs6000_init_builtins): Initialize the _Float128 round to odd built-in functions. * doc/extend.texi (PowerPC Built-in Functions): Document the old _Float128 'q' built-in functions are now mapped into the new 'f128' built-in functions. 2017-11-06 David Edelsohn * collect2.c (add_lto_object): Compile for OBJECT_COFF. (scan_prog_file): Don't skip PASS_LTOINFO. Scan for LTO objects. 2017-11-06 David Malcolm PR jit/82826 * ipa-fnsummary.c (ipa_fnsummary_c_finalize): New function. * ipa-fnsummary.h (ipa_fnsummary_c_finalize): New decl. * toplev.c: Include "ipa-fnsummary.h". (toplev::finalize): Call ipa_fnsummary_c_finalize. 2017-11-06 Jakub Jelinek PR tree-optimization/82838 * gimple-ssa-store-merging.c (imm_store_chain_info::output_merged_store): Call force_gimple_operand_1 on a separate gimple_seq which is then appended to seq. 2017-11-06 Jeff Law PR target/82788 * config/i386/i386.c (PROBE_INTERVAL): Remove. (get_probe_interval): New functions. (ix86_adjust_stack_and_probe_stack_clash): Use get_probe_interval. (ix86_adjust_stack_and_probe): Likewise. (output_adjust_stack_and_probe): Likewise. (ix86_emit_probe_stack_range): Likewise. (ix86_expand_prologue): Likewise. 2017-11-06 Richard Sandiford PR tree-optimization/82816 * tree-ssa-math-opts.c (convert_mult_to_widen): Return false if the modes of the two types are the same. (convert_plusminus_to_widen): Likewise. 2017-11-06 Bill Schmidt * config/rs6000/altivec.md (*p9_vadu3) Rename to p9_vadu3. (usadv16qi): New define_expand. (usadv8hi): New define_expand. 2017-11-06 Jan Hubicka PR bootstrap/82832 * ipa-inline-transform.c (update_noncloned_frequencies): Always scale. (inline_transform): Likewise. * predict.c (counts_to_freqs): Remove useless conditional. * profile-count.h (profile_count::apply_scale): Move sanity check. * tree-inline.c (copy_bb): Always scale. (copy_cfg_body): Likewise. 2017-11-06 Christophe Lyon PR target/67591 * config/arm/arm.md (*sub_shiftsi): Add predicable_short_it attribute. (*cmp_ite0): Add enabled_for_depr_it attribute. (*cmp_ite1): Likewise. 2017-11-06 Segher Boessenkool * config/rs6000/rs6000.c (rs6000_insn_cost): Handle TYPE_MFCR and TYPE_MFCRF. 2017-11-06 Richard Sandiford * tree-vrp.c (vrp_int_const_binop): Return true on success and return the value by pointer. (extract_range_from_multiplicative_op_1): Update accordingly. Return as soon as an operation fails. 2017-11-05 Tom de Vries PR other/82784 * asan.c (DEF_SANITIZER_BUILTIN_1): Factor out of ... (DEF_SANITIZER_BUILTIN): ... here. (initialize_sanitizer_builtins): Use DEF_SANITIZER_BUILTIN_1 instead of DEF_SANITIZER_BUILTIN in if stmt. Add missing semicolon. 2017-11-05 Tom de Vries PR other/82784 * config/elfos.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove semicolon after macro body. (ASM_OUTPUT_CASE_LABEL): Add semicolon after ASM_OUTPUT_BEFORE_CASE_LABEL call. * config/arc/arc.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove semicolon after macro body. * config/m68k/m68kelf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Same. * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Same. * config/v850/v850.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Same. 2017-11-05 Tom de Vries PR other/82784 * graphite-scop-detection.c (DEBUG_PRINT): Remove semicolon after "do {} while (0)". 2017-11-04 Michael Clark * config/riscv/riscv.c (riscv_print_operand): Add a 'i' format. config/riscv/riscv.md (addsi3): Use 'i' for immediates. (adddi3): Likewise. (*addsi3_extended): Likewise. (*addsi3_extended2): Likewise. (si3): Likewise. (di3): Likewise. (3): Likewise. (<*optabe>si3_internal): Likewise. (zero_extendqi2): Likewise. (*addhi3): Likewise. (*xorhi3): Likewise. (di3): Likewise. (*si3_extend): Likewise. (*sge_): Likewise. (*slt_): Likewise. (*sle_): Likewise. 2017-11-04 Andrew Waterman * config/riscv/riscv.c (riscv_option_override): Conditionally set TARGET_STRICT_ALIGN based upon -mtune argument. 2017-11-04 Andrew Waterman * config/riscv/riscv.h (SLOW_BYTE_ACCESS): Change to 1. 2017-11-04 Daniel Santos * config/i386/i386.c (choose_basereg): Use optional scratch register and add assertion. (x86_emit_outlined_ms2sysv_save): Use scratch register when needed, and don't allocate stack. (ix86_expand_prologue): Rearrange where SSE saves/stub call is emitted, correct wrong allocation with -mcall-ms2sysv-xlogues. (ix86_emit_outlined_ms2sysv_restore): Fix non-immediate offsets. 2017-11-03 Jeff Law * config/i386/i386.c (ix86_emit_restore_reg_using_pop): Prototype. (ix86_adjust_stack_and_probe_stack_clash): Use a push/pop sequence to probe at the start of a noreturn function. 2017-11-03 Jakub Jelinek PR tree-optimization/78821 * gimple-ssa-store-merging.c: Update the file comment. (MAX_STORE_ALIAS_CHECKS): Define. (struct store_operand_info): New type. (store_operand_info::store_operand_info): New constructor. (struct store_immediate_info): Add rhs_code and ops data members. (store_immediate_info::store_immediate_info): Add rhscode, op0r and op1r arguments to the ctor, initialize corresponding data members. (struct merged_store_group): Add load_align_base and load_align data members. (merged_store_group::merged_store_group): Initialize them. (merged_store_group::do_merge): Update them. (merged_store_group::apply_stores): Pick the constant for encode_tree_to_bitpos from one of the two operands, or skip encode_tree_to_bitpos if neither operand is a constant. (class pass_store_merging): Add process_store method decl. Remove bool argument from terminate_all_aliasing_chains method decl. (pass_store_merging::terminate_all_aliasing_chains): Remove var_offset_p argument and corresponding handling. (stmts_may_clobber_ref_p): New function. (compatible_load_p): New function. (imm_store_chain_info::coalesce_immediate_stores): Terminate group if there is overlap and rhs_code is not INTEGER_CST. For non-overlapping stores terminate group if rhs is not mergeable. (get_alias_type_for_stmts): Change first argument from auto_vec & to vec &. Add IS_LOAD, CLIQUEP and BASEP arguments. If IS_LOAD is true, look at rhs1 of the stmts instead of lhs. Compute *CLIQUEP and *BASEP in addition to the alias type. (get_location_for_stmts): Change first argument from auto_vec & to vec &. (struct split_store): Remove orig_stmts data member, add orig_stores. (split_store::split_store): Create orig_stores rather than orig_stmts. (find_constituent_stmts): Renamed to ... (find_constituent_stores): ... this. Change second argument from vec * to vec *, push pointers to info structures rather than the statements. (split_group): Rename ALLOW_UNALIGNED argument to ALLOW_UNALIGNED_STORE, add ALLOW_UNALIGNED_LOAD argument and handle it. Adjust find_constituent_stores caller. (imm_store_chain_info::output_merged_store): Handle rhs_code other than INTEGER_CST, adjust split_group, get_alias_type_for_stmts and get_location_for_stmts callers. Set MR_DEPENDENCE_CLIQUE and MR_DEPENDENCE_BASE on the MEM_REFs if they are the same in all stores. (mem_valid_for_store_merging): New function. (handled_load): New function. (pass_store_merging::process_store): New method. (pass_store_merging::execute): Use process_store method. Adjust terminate_all_aliasing_chains caller. 2017-11-03 Wilco Dijkstra * config/aarch64/aarch64.c (aarch64_legitimate_constant_p): Return true for more constants, symbols and label references. (aarch64_valid_floating_const): Remove unused function. 2017-11-03 Wilco Dijkstra PR target/82786 * config/aarch64/aarch64.c (aarch64_layout_frame): Undo forcing of LR at bottom of frame. 2017-11-03 Jeff Law PR target/82823 * config/i386/i386.c (ix86_expand_prologue): Tighten assert for int_registers_saved. * cfganal.c (single_pred_edge_ignoring_loop_edges): New function extracted from tree-ssa-dom.c. * cfganal.h (single_pred_edge_ignoring_loop_edges): Prototype. * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): Remove. (record_equivalences_from_incoming_edge): Add additional argument to single_pred_edge_ignoring_loop_edges call. * tree-ssa-uncprop.c (single_incoming_edge_ignoring_loop_edges): Remove. (uncprop_dom_walker::before_dom_children): Add additional argument to single_pred_edge_ignoring_loop_edges call. * tree-ssa-sccvn.c (sccvn_dom_walker::before_dom_children): Use single_pred_edge_ignoring_loop_edges rather than open coding. * tree-vrp.c (evrp_dom_walker::before_dom_children): Similarly. 2017-11-03 Marc Glisse * match.pd (-(-A)): Rewrite. 2017-11-03 Segher Boessenkool * config/rs6000/rs60000-protos.h (rs6000_emit_sISEL): Delete. (rs6000_emit_int_cmove): New declaration. * config/rs6000/rs6000.c (rs6000_emit_int_cmove): Delete declaration. (rs6000_emit_sISEL): Delete. (rs6000_emit_int_cmove): Make non-static. * config/rs6000/rs6000.md (cstore4): Use rs6000_emit_int_cmove instead of rs6000_emit_sISEL. 2017-11-03 Jan Hubicka * asan.c (create_cond_insert_point): Maintain profile. * ipa-utils.c (ipa_merge_profiles): Be sure only IPA profiles are merged. * basic-block.h (struct basic_block_def): Remove frequency. (EDGE_FREQUENCY): Use to_frequency * bb-reorder.c (push_to_next_round_p): Use only IPA counts for global heuristics. (find_traces): Update to use to_frequency. (find_traces_1_round): Likewise; use only IPA counts. (bb_to_key): Likewise. (connect_traces): Use IPA counts only. (copy_bb_p): Update to use to_frequency. (fix_up_crossing_landing_pad): Likewise. (sanitize_hot_paths): Likewise. * bt-load.c (basic_block_freq): Likewise. * cfg.c (init_flow): Set count_max to uninitialized. (check_bb_profile): Remove frequencies; check counts. (dump_bb_info): Do not dump frequencies. (update_bb_profile_for_threading): Update counts only. (scale_bbs_frequencies_int): Likewise. (MAX_SAFE_MULTIPLIER): Remove. (scale_bbs_frequencies_gcov_type): Update counts only. (scale_bbs_frequencies_profile_count): Update counts only. (scale_bbs_frequencies): Update counts only. * cfg.h (struct control_flow_graph): Add count-max. (update_bb_profile_for_threading): Update prototype. * cfgbuild.c (find_bb_boundaries): Do not update frequencies. (find_many_sub_basic_blocks): Likewise. * cfgcleanup.c (try_forward_edges): Likewise. (try_crossjump_to_edge): Likewise. * cfgexpand.c (expand_gimple_cond): Likewise. (expand_gimple_tailcall): Likewise. (construct_init_block): Likewise. (construct_exit_block): Likewise. * cfghooks.c (verify_flow_info): Check consistency of counts. (dump_bb_for_graph): Do not dump frequencies. (split_block_1): Do not update frequencies. (split_edge): Do not update frequencies. (make_forwarder_block): Do not update frequencies. (duplicate_block): Do not update frequencies. (account_profile_record): Do not update frequencies. * cfgloop.c (find_subloop_latch_edge_by_profile): Use IPA counts for global heuristics. * cfgloopanal.c (average_num_loop_insns): Update to use to_frequency. (expected_loop_iterations_unbounded): Use counts only. * cfgloopmanip.c (scale_loop_profile): Simplify. (create_empty_loop_on_edge): Simplify (loopify): Simplify (duplicate_loop_to_header_edge): Simplify * cfgrtl.c (force_nonfallthru_and_redirect): Update profile. (update_br_prob_note): Take care of removing note when profile becomes undefined. (relink_block_chain): Do not dump frequency. (rtl_account_profile_record): Use to_frequency. * cgraph.c (symbol_table::create_edge): Convert count to ipa count. (cgraph_edge::redirect_call_stmt_to_calle): Conver tcount to ipa count. (cgraph_update_edges_for_call_stmt_node): Likewise. (cgraph_edge::verify_count_and_frequency): Update. (cgraph_node::verify_node): Temporarily disable frequency verification. * cgraphbuild.c (compute_call_stmt_bb_frequency): Use to_cgraph_frequency. (cgraph_edge::rebuild_edges): Convert to ipa counts. * cgraphunit.c (init_lowered_empty_function): Do not initialize frequencies. (cgraph_node::expand_thunk): Update profile. * except.c (dw2_build_landing_pads): Do not update frequency. * final.c (compute_alignments): Use to_frequency. (dump_basic_block_info): Do not dump frequency. * gimple-pretty-print.c (dump_profile): Do not dump frequency. (dump_gimple_bb_header): Do not dump frequency. * gimple-ssa-isolate-paths.c (isolate_path): Do not update frequency; do update count. * gimple-streamer-in.c (input_bb): Do not stream frequency. * gimple-streamer-out.c (output_bb): Do not stream frequency. * haifa-sched.c (sched_pressure_start_bb): Use to_freuqency. (init_before_recovery): Do not update frequency. (sched_create_recovery_edges): Do not update frequency. * hsa-gen.c (convert_switch_statements): Do not update frequency. * ipa-cp.c (ipcp_propagate_stage): Update search for max_count. (ipa_cp_c_finalize): Set max_count to uninitialized. * ipa-fnsummary.c (get_minimal_bb): Use counts. (param_change_prob): Use counts. * ipa-profile.c (ipa_profile_generate_summary): Do not summarize local profiles. * ipa-split.c (consider_split): Use to_frequency. (split_function): Use to_frequency. * ira-build.c (loop_compare_func): Likewise. (mark_loops_for_removal): Likewise. (mark_all_loops_for_removal): Likewise. * loop-doloop.c (doloop_modify): Do not update frequency. * loop-unroll.c (unroll_loop_runtime_iterations): Do not update frequency. * lto-streamer-in.c (input_function): Update count_max. * omp-expand.c (expand_omp_taskreg): Update count_max. * omp-simd-clone.c (simd_clone_adjust): Update profile. * predict.c (maybe_hot_frequency_p): Use to_frequency. (maybe_hot_count_p): Use ipa counts only. (maybe_hot_bb_p): Simplify. (maybe_hot_edge_p): Simplify. (probably_never_executed): Do not take frequency argument. (probably_never_executed_bb_p): Do not pass frequency. (probably_never_executed_edge_p): Likewise. (combine_predictions_for_bb): Check that profile is nonzero. (propagate_freq): Do not set frequency. (drop_profile): Simplify. (counts_to_freqs): Simplify. (expensive_function_p): Use to_frequency. (propagate_unlikely_bbs_forward): Simplify. (determine_unlikely_bbs): Simplify. (estimate_bb_frequencies): Add hack to silence graphite issues. (compute_function_frequency): Use ipa counts. (pass_profile::execute): Update. (rebuild_frequencies): Use counts only. (force_edge_cold): Use counts only. * profile-count.c (profile_count::dump): Dump new count types. (profile_count::differs_from_p): Check compatiblity. (profile_count::to_frequency): New function. (profile_count::to_cgraph_frequency): New function. * profile-count.h (struct function): Declare. (enum profile_quality): Add profile_guessed_local and profile_guessed_global0. (class profile_proability): Decrease number of bits to 29; update from_reg_br_prob_note and to_reg_br_prob_note. (class profile_count: Update comment; decrease number of bits to 61. Check compatibility. (profile_count::compatible_p): New private member function. (profile_count::ipa_p): New member function. (profile_count::operator<): Handle global zero correctly. (profile_count::operator>): Handle global zero correctly. (profile_count::operator<=): Handle global zero correctly. (profile_count::operator>=): Handle global zero correctly. (profile_count::nonzero_p): New member function. (profile_count::force_nonzero): New member function. (profile_count::max): New member function. (profile_count::apply_scale): Handle IPA scalling. (profile_count::guessed_local): New member function. (profile_count::global0): New member function. (profile_count::ipa): New member function. (profile_count::to_frequency): Declare. (profile_count::to_cgraph_frequency): Declare. * profile.c (OVERLAP_BASE): Delete. (compute_frequency_overlap): Delete. (compute_branch_probabilities): Do not use compute_frequency_overlap. * regs.h (REG_FREQ_FROM_BB): Use to_frequency. * sched-ebb.c (rank): Use counts only. * shrink-wrap.c (handle_simple_exit): Use counts only. (try_shrink_wrapping): Use counts only. (place_prologue_for_one_component): Use counts only. * tracer.c (find_best_predecessor): Use to_frequency. (find_trace): Use to_frequency. (tail_duplicate): Use to_frequency. * trans-mem.c (expand_transaction): Do not update frequency. * tree-call-cdce.c: Do not update frequency. * tree-cfg.c (gimple_find_sub_bbs): Likewise. (gimple_merge_blocks): Likewise. (gimple_split_edge): Likewise. (gimple_duplicate_sese_region): Likewise. (gimple_duplicate_sese_tail): Likewise. (move_sese_region_to_fn): Likewise. (gimple_account_profile_record): Likewise. (insert_cond_bb): Likewise. * tree-complex.c (expand_complex_div_wide): Likewise. * tree-eh.c (lower_resx): Update profile. * tree-inline.c (copy_bb): Simplify count scaling; do not scale frequencies. (initialize_cfun): Do not initialize frequencies (freqs_to_counts): Delete. (copy_cfg_body): Ignore count parameter. (copy_body): Update. (expand_call_inline): Update count_max. (optimize_inline_calls): Update count_max. (tree_function_versioning): Update count_max. * tree-ssa-coalesce.c (coalesce_cost_bb): Use to_frequency. * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Do not update frequency. * tree-ssa-loop-im.c (execute_sm_if_changed): Use counts only. * tree-ssa-loop-ivcanon.c (unloop_loops): Do not update freuqency. (try_peel_loop): Likewise. * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Use to_frequency. * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Pass -1. (tree_transform_and_unroll_loop): Do not use frequencies * tree-ssa-loop-niter.c (estimate_numbers_of_iterations): Use reliable prediction only. * tree-ssa-loop-unswitch.c (hoist_guard): Do not use frequencies. * tree-ssa-sink.c (select_best_block): Use to_frequency. * tree-ssa-tail-merge.c (replace_block_by): Temporarily disable probability scaling. * tree-ssa-threadupdate.c (create_block_for_threading): Do not update frequency (any_remaining_duplicated_blocks): Likewise. (update_profile): Likewise. (estimated_freqs_path): Delete. (freqs_to_counts_path): Delete. (clear_counts_path): Delete. (ssa_fix_duplicate_block_edges): Likewise. (duplicate_thread_path): Likewise. * tree-switch-conversion.c (gen_inbound_check): Use counts. * tree-tailcall.c (decrease_profile): Do not update frequency. (eliminate_tail_call): Likewise. * tree-vect-loop-manip.c (vect_do_peeling): Likewise. * tree-vect-loop.c (scale_profile_for_vect_loop): Likewise. (optimize_mask_stores): Likewise. * tree-vect-stmts.c (vectorizable_simd_clone_call): Likewise. * ubsan.c (ubsan_expand_null_ifn): Update profile. (ubsan_expand_ptr_ifn): Update profile. * value-prof.c (gimple_ic): Simplify. * value-prof.h (gimple_ic): Update prototype. * ipa-inline-transform.c (inline_transform): Fix scaling conditoins. * ipa-inline.c (compute_uninlined_call_time): Be sure that counts are nonzero. (want_inline_self_recursive_call_p): Likewise. (resolve_noninline_speculation): Only cummulate defined counts. (inline_small_functions): Use nonzero_p. (ipa_inline): Do not access freed node. 2017-11-03 Wilco Dijkstra * config/aarch64/aarch64.c (aarch64_override_options_internal): Set PARAM_SCHED_PRESSURE_ALGORITHM to SCHED_PRESSURE_MODEL. 2017-11-03 Kito Cheng * config/riscv/riscv.c (riscv_legitimize_move): Handle non-legitimate address. 2017-11-03 Segher Boessenkool * config/rs6000/rs6000.md (*lt0_disi): Delete. (*lt0_di, *lt0_si): New. 2017-11-03 Segher Boessenkool * config/rs6000/rs6000.md (move_from_CR_ov_bit): Change condition to TARGET_PAIRED_FLOAT. 2017-11-03 Siddhesh Poyarekar Jim Wilson * config/aarch64/aarch64-cores.def (saphira): New CPU. * config/aarch64/aarch64-tune.md: Regenerated. * doc/invoke.texi (AArch64 Options/-mtune): Add "saphira". * gcc/config/aarch64/aarch64.c (saphira_tunings): New tuning table. 2017-11-03 Cupertino Miranda * config/arc/arc.c (arc_save_restore): Corrected CFA note. (arc_expand_prologue): Restore blink for millicode. * config/arc/linux.h (LINK_EH_SPEC): Defined. 2017-11-03 Richard Sandiford PR target/82809 * config/i386/i386.c (ix86_vector_duplicate_value): Use gen_vec_duplicate after forcing the scalar into a register. 2017-11-02 Segher Boessenkool * combine (try_combine): Print the insns input to try_combine to the dump file. 2017-11-02 Steve Ellcey PR target/79868 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse): Remove second argument from aarch64_process_target_attr call. * config/aarch64/aarch64-protos.h (aarch64_process_target_attr): Ditto. * config/aarch64/aarch64.c (aarch64_attribute_info): Change field type. (aarch64_handle_attr_arch): Remove second argument. (aarch64_handle_attr_cpu): Ditto. (aarch64_handle_attr_tune): Ditto. (aarch64_handle_attr_isa_flags): Ditto. (aarch64_process_one_target_attr): Ditto. (aarch64_process_target_attr): Ditto. (aarch64_option_valid_attribute_p): Remove second argument. on aarch64_process_target_attr call. 2017-11-02 David Malcolm * diagnostic.c: Include "selftest-diagnostic.h". (selftest::assert_location_text): New function. (selftest::test_diagnostic_get_location_text): New function. (selftest::diagnostic_c_tests): Call it. 2017-11-02 David Malcolm * Makefile.in (OBJS-libcommon): Add selftest-diagnostic.o. * diagnostic-show-locus.c: Include "selftest-diagnostic.h". (class selftest::test_diagnostic_context): Move to... * selftest-diagnostic.c: New file. * selftest-diagnostic.h: New file. 2017-11-02 James Bowman * config/ft32/ft32.c (ft32_addr_space_legitimate_address_p): increase offset range for FT32B. * config/ft32/ft32.h: option "mcompress" enables relaxation. * config/ft32/ft32.md: Add TARGET_NOPM. * config/ft32/ft32.opt: Add mft32b, mcompress, mnopm. * gcc/doc/invoke.texi: Add mft32b, mcompress, mnopm. 2017-11-02 Wilco Dijkstra * config/aarch64/aarch64.h (MALLOC_ABI_ALIGNMENT): New define. 2017-11-02 Jeff Law * gimple-ssa-sprintf.c (sprintf_dom_walker): Remove virtual keyword on FINAL OVERRIDE members. * tree-ssa-propagate.h (ssa_propagation_engine): Group virtuals together. Add virtual destructor. (substitute_and_fold_engine): Similarly. 2017-11-02 Jan Hubicka * x86-tune.def (X86_TUNE_USE_INCDEC): Enable for Haswell+. 2017-11-02 Richard Biener PR tree-optimization/82795 * tree-if-conv.c (predicate_mem_writes): Remove bogus assert. 2017-11-02 Rainer Orth * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Don't require gcc_SUN_LD_VERSION. (gcc_GAS_CHECK_FEATURE): Remove. * configure.ac (ld_vers) <*-*-solaris2*>: Move comments from gcc_AC_INITFINI_ARRAY here. Update for Solaris 11.4 changes. * configure: Regenerate. 2017-11-02 Claudiu Zissulescu * config/arc/arc.c (hwloop_optimize): Account for empty body loops. 2017-11-02 Richard Biener PR middle-end/82765 * varasm.c (decode_addr_const): Make offset HOST_WIDE_INT. Truncate ARRAY_REF index and element size. 2017-11-01 Palmer Dabbelt * doc/invoke.texi (RISC-V Options): Use "@minus{}2 GB", not "-2 GB". 2017-11-01 Jeff Law * tree-ssa-ccp.c (ccp_folder): New class derived from substitute_and_fold_engine. (ccp_folder::get_value): New member function. (ccp_folder::fold_stmt): Renamed from ccp_fold_stmt. (ccp_fold_stmt): Remove prototype. (ccp_finalize): Call substitute_and_fold from the ccp_class. * tree-ssa-copy.c (copy_folder): New class derived from substitute_and_fold_engine. (copy_folder::get_value): Renamed from get_value. (fini_copy_prop): Call substitute_and_fold from copy_folder class. * tree-vrp.c (vrp_folder): New class derived from substitute_and_fold_engine. (vrp_folder::fold_stmt): Renamed from vrp_fold_stmt. (vrp_folder::get_value): New member function. (vrp_finalize): Call substitute_and_fold from vrp_folder class. (evrp_dom_walker::before_dom_children): Similarly for replace_uses_in. * tree-ssa-propagate.h (substitute_and_fold_engine): New class to provide a class interface to folder/substitute routines. (ssa_prop_fold_stmt_fn): Remove typedef. (ssa_prop_get_value_fn): Likewise. (subsitute_and_fold): Remove prototype. (replace_uses_in): Likewise. * tree-ssa-propagate.c (substitute_and_fold_engine::replace_uses_in): Renamed from replace_uses_in. Call the virtual member function (substitute_and_fold_engine::replace_phi_args_in): Similarly. (substitute_and_fold_dom_walker): Remove initialization of data member entries for calbacks. Add substitute_and_fold_engine member and initialize it. (substitute_and_fold_dom_walker::before_dom_children0: Use the member functions for get_value, replace_phi_args_in c replace_uses_in, and fold_stmt calls. (substitute_and_fold_engine::substitute_and_fold): Renamed from substitute_and_fold. Remove assert. Update ctor call. * tree-ssa-propagate.h (ssa_prop_visit_stmt_fn): Remove typedef. (ssa_prop_visit_phi_fn): Likewise. (class ssa_propagation_engine): New class to provide an interface into ssa_propagate. * tree-ssa-propagate.c (ssa_prop_visit_stmt): Remove file scoped variable. (ssa_prop_visit_phi): Likewise. (ssa_propagation_engine::simulate_stmt): Moved into class. Call visit_phi/visit_stmt from the class rather than via file scoped static variables. (ssa_propagation_engine::simulate_block): Moved into class. (ssa_propagation_engine::process_ssa_edge_worklist): Similarly. (ssa_propagation_engine::ssa_propagate): Similarly. No longer set file scoped statics for the visit_stmt/visit_phi callbacks. * tree-complex.c (complex_propagate): New class derived from ssa_propagation_engine. (complex_propagate::visit_stmt): Renamed from complex_visit_stmt. (complex_propagate::visit_phi): Renamed from complex_visit_phi. (tree_lower_complex): Call ssa_propagate via the complex_propagate class. * tree-ssa-ccp.c: (ccp_propagate): New class derived from ssa_propagation_engine. (ccp_propagate::visit_phi): Renamed from ccp_visit_phi_node. (ccp_propagate::visit_stmt): Renamed from ccp_visit_stmt. (do_ssa_ccp): Call ssa_propagate from the ccp_propagate class. * tree-ssa-copy.c (copy_prop): New class derived from ssa_propagation_engine. (copy_prop::visit_stmt): Renamed from copy_prop_visit_stmt. (copy_prop::visit_phi): Renamed from copy_prop_visit_phi_node. (execute_copy_prop): Call ssa_propagate from the copy_prop class. * tree-vrp.c (vrp_prop): New class derived from ssa_propagation_engine. (vrp_prop::visit_stmt): Renamed from vrp_visit_stmt. (vrp_prop::visit_phi): Renamed from vrp_visit_phi_node. (execute_vrp): Call ssa_propagate from the vrp_prop class. 2017-11-01 Jakub Jelinek PR rtl-optimization/82778 PR rtl-optimization/82597 * compare-elim.c (struct comparison): Add in_a_setter field. (find_comparison_dom_walker::before_dom_children): Remove killed bitmap and df_simulate_find_defs call, instead walk the defs. Compute last_setter and initialize in_a_setter. Merge definitions with first initialization for a few variables. (try_validate_parallel): Use insn_invalid_p instead of recog_memoized. Return insn rather than just the pattern. (try_merge_compare): Fix up comment. Don't uselessly test if in_a is a REG_P. Use cmp->in_a_setter instead of walking UD chains. (execute_compare_elim_after_reload): Remove df_chain_add_problem call. 2017-11-01 Richard Sandiford Alan Hayward David Sherwood * config/aarch64/aarch64.c (aarch64_rtx_costs): Use aarch64_hard_regno_nregs to get the number of registers in a mode. 2017-11-01 Richard Sandiford Alan Hayward David Sherwood * config/aarch64/constraints.md (Upl): Rename to... (Uaa): ...this. * config/aarch64/aarch64.md (*zero_extend2_aarch64, *addsi3_aarch64_uxtw): Update accordingly. 2017-11-01 Richard Sandiford Alan Hayward David Sherwood * config/aarch64/aarch64.c (aarch64_add_constant_internal) (aarch64_add_constant, aarch64_add_sp, aarch64_sub_sp): Move earlier in file. 2017-11-01 Richard Sandiford Alan Hayward David Sherwood * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp) (aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev) (aarch64_evpc_dup): Generate rtl direcly, rather than using named expanders. (aarch64_expand_vec_perm_const_1): Explicitly check for permutes of a single element. * config/aarch64/iterators.md: Add a comment above the permute unspecs to say that they are generated directly by aarch64_expand_vec_perm_const. * config/aarch64/aarch64-simd.md: Likewise the permute instructions. 2017-11-01 Nathan Sidwell * tree-dump.c (dequeue_and_dump): Use HAS_DECL_ASSEMBLER_NAME_P. 2017-11-01 Palmer Dabbelt * doc/invoke.texi (RISC-V Options): Explicitly name the medlow and medany code models, and describe what they do. 2017-11-01 Richard Sandiford Revert accidental duplicate: * combine.c (can_change_dest_mode): Reject changes in REGMODE_NATURAL_SIZE. 2017-11-01 Segher Boessenkool PR rtl-optimization/64682 PR rtl-optimization/69567 PR rtl-optimization/69737 PR rtl-optimization/82683 * combine.c (distribute_notes) : If the new I2 sets the same register mentioned in the note, drop the note, unless it came from I3, in which case it should go to I3 again. 2017-11-01 Richard Sandiford * tree-ssa-dse.c (normalize_ref): Check whether the ranges overlap and return false if not. (clear_bytes_written_by, live_bytes_read): Update accordingly. 2017-11-01 Richard Sandiford * tree-ssa-alias.h (ranges_overlap_p): Return false if either range is known to be empty. 2017-11-01 Richard Sandiford Alan Hayward David Sherwood * simplify-rtx.c (simplify_const_unary_operation): Use GET_MODE_NUNITS and CONST_VECTOR_NUNITS instead of computing the number of units from the byte sizes of the vector and element. (simplify_binary_operation_1): Likewise. (simplify_const_binary_operation): Likewise. (simplify_ternary_operation): Likewise. 2017-11-01 Richard Sandiford Alan Hayward David Sherwood * var-tracking.c (INT_MEM_OFFSET): Replace with... (int_mem_offset): ...this new function. (var_mem_set, var_mem_delete_and_set, var_mem_delete) (find_mem_expr_in_1pdv, dataflow_set_preserve_mem_locs) (same_variable_part_p, use_type, add_stores, vt_get_decl_and_offset): Update accordingly. 2017-11-01 Richard Sandiford Alan Hayward David Sherwood * lower-subreg.c (interesting_mode_p): New function. (compute_costs, find_decomposable_subregs, decompose_register) (simplify_subreg_concatn, can_decompose_p, resolve_simple_move) (resolve_clobber, dump_choices): Use it. 2017-11-01 Richard Sandiford Alan Hayward David Sherwood * rtlhash.c (add_rtx): Use add_hwi for 'w' and add_int for 'i'. 2017-11-01 Richard Sandiford Alan Hayward David Sherwood * alias.c (find_base_value, find_base_term): Only process integer truncations. Check the precision rather than the size. 2017-11-01 Richard Sandiford Alan Hayward David Sherwood * machmode.h (is_narrower_int_mode): New function * optabs.c (expand_float, expand_fix): Use it. * dwarf2out.c (rotate_loc_descriptor): Likewise. 2017-11-01 Richard Sandiford Alan Hayward David Sherwood * rtl.h (narrower_subreg_mode): New function. * ira-color.c (update_costs_from_allocno): Use it. 2017-11-01 Richard Sandiford Alan Hayward David Sherwood * optabs-query.h (convert_optab_p): New function, split out from... (convert_optab_handler): ...here. (widening_optab_handler): Delete. (find_widening_optab_handler): Remove permit_non_widening parameter. (find_widening_optab_handler_and_mode): Likewise. Provide an override that operates on mode class wrappers. * optabs-query.c (widening_optab_handler): Delete. (find_widening_optab_handler_and_mode): Remove permit_non_widening parameter. Assert that the two modes are the same class and that the "from" mode is narrower than the "to" mode. Use convert_optab_handler instead of widening_optab_handler. * expmed.c (expmed_mult_highpart_optab): Use convert_optab_handler instead of widening_optab_handler. * expr.c (expand_expr_real_2): Update calls to find_widening_optab_handler. * optabs.c (expand_widen_pattern_expr): Likewise. (expand_binop_directly): Take the insn_code as a parameter. (expand_binop): Only call find_widening_optab_handler for conversion optabs; use optab_handler otherwise. Update calls to find_widening_optab_handler and expand_binop_directly. Use convert_optab_handler instead of widening_optab_handler. * tree-ssa-math-opts.c (convert_mult_to_widen): Update calls to find_widening_optab_handler and use scalar_mode rather than machine_mode. (convert_plusminus_to_widen): Likewise. 2017-11-01 Richard Sandiford Alan Hayward David Sherwood * machmode.h (fixed_size_mode): New class. * rtl.h (get_pool_mode): Return fixed_size_mode. * gengtype.c (main): Add fixed_size_mode. * target.def (get_raw_result_mode): Return a fixed_size_mode. (get_raw_arg_mode): Likewise. * doc/tm.texi: Regenerate. * targhooks.h (default_get_reg_raw_mode): Return a fixed_size_mode. * targhooks.c (default_get_reg_raw_mode): Likewise. * config/ia64/ia64.c (ia64_get_reg_raw_mode): Likewise. * config/mips/mips.c (mips_get_reg_raw_mode): Likewise. * config/msp430/msp430.c (msp430_get_raw_arg_mode): Likewise. (msp430_get_raw_result_mode): Likewise. * config/avr/avr-protos.h (regmask): Use as_a * dbxout.c (dbxout_parms): Require fixed-size modes. * expr.c (copy_blkmode_from_reg, copy_blkmode_to_reg): Likewise. * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Likewise. * omp-low.c (lower_oacc_reductions): Likewise. * simplify-rtx.c (simplify_immed_subreg): Take fixed_size_modes. (simplify_subreg): Update accordingly. * varasm.c (constant_descriptor_rtx::mode): Change to fixed_size_mode. (force_const_mem): Update accordingly. Return NULL_RTX for modes that aren't fixed-size. (get_pool_mode): Return a fixed_size_mode. (output_constant_pool_2): Take a fixed_size_mode. 2017-11-01 Richard Sandiford Alan Hayward David Sherwood * doc/rtl.texi (vec_series): Document. (const): Say that the operand can be a vec_series. * rtl.def (VEC_SERIES): New rtx code. * rtl.h (const_vec_series_p_1): Declare. (const_vec_series_p): New function. * emit-rtl.h (gen_const_vec_series): Declare. (gen_vec_series): Likewise. * emit-rtl.c (const_vec_series_p_1, gen_const_vec_series) (gen_vec_series): Likewise. * optabs.c (expand_mult_highpart): Use gen_const_vec_series. * simplify-rtx.c (simplify_unary_operation): Handle negations of vector series. (simplify_binary_operation_series): New function. (simplify_binary_operation_1): Use it. Handle VEC_SERIES. (test_vector_ops_series): New function. (test_vector_ops): Call it. * config/powerpcspe/altivec.md (altivec_lvsl): Use gen_const_vec_series. (altivec_lvsr): Likewise. * config/rs6000/altivec.md (altivec_lvsl, altivec_lvsr): Likewise. 2017-11-01 Richard Sandiford Alan Hayward David Sherwood * doc/rtl.texi (const): Update description of address constants. Say that vector constants are allowed too. * common.md (E, F): Use CONSTANT_P instead of checking for CONST_VECTOR. * emit-rtl.c (gen_lowpart_common): Use const_vec_p instead of checking for CONST_VECTOR. * expmed.c (make_tree): Use build_vector_from_val for a CONST VEC_DUPLICATE. * expr.c (expand_expr_real_2): Check for vector modes instead of checking for CONST_VECTOR. * rtl.h (const_vec_p): New function. (const_vec_duplicate_p): Check for a CONST VEC_DUPLICATE. (unwrap_const_vec_duplicate): Handle them here too. 2017-11-01 Richard Sandiford David Malcolm Alan Hayward David Sherwood * rtl.h (vec_duplicate_p): New function. * selftest-rtl.c (assert_rtx_eq_at): New function. * selftest-rtl.h (ASSERT_RTX_EQ): New macro. (assert_rtx_eq_at): Declare. * selftest.h (selftest::simplify_rtx_c_tests): Declare. * selftest-run-tests.c (selftest::run_tests): Call it. * simplify-rtx.c: Include selftest.h and selftest-rtl.h. (simplify_unary_operation_1): Recursively handle vector duplicates. (simplify_binary_operation_1): Likewise. Handle VEC_SELECTs of vector duplicates. (simplify_subreg): Handle subregs of vector duplicates. (make_test_reg, test_vector_ops_duplicate, test_vector_ops) (selftest::simplify_rtx_c_tests): New functions. 2017-11-01 Richard Sandiford Alan Hayward David Sherwood * emit-rtl.h (gen_const_vec_duplicate): Declare. (gen_vec_duplicate): Likewise. * emit-rtl.c (gen_const_vec_duplicate_1): New function, split out from... (gen_const_vector): ...here. (gen_const_vec_duplicate, gen_vec_duplicate): New functions. (gen_rtx_CONST_VECTOR): Use gen_const_vec_duplicate for constants whose elements are all equal. * optabs.c (expand_vector_broadcast): Use gen_const_vec_duplicate. * simplify-rtx.c (simplify_const_unary_operation): Likewise. (simplify_relational_operation): Likewise. * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup): Likewise. (aarch64_simd_dup_constant): Use gen_vec_duplicate. (aarch64_expand_vector_init): Likewise. * config/arm/arm.c (neon_vdup_constant): Likewise. (neon_expand_vector_init): Likewise. (arm_expand_vec_perm): Use gen_const_vec_duplicate. (arm_block_set_unaligned_vect): Likewise. (arm_block_set_aligned_vect): Likewise. * config/arm/neon.md (neon_copysignf): Likewise. * config/i386/i386.c (ix86_expand_vec_perm): Likewise. (expand_vec_perm_even_odd_pack): Likewise. (ix86_vector_duplicate_value): Use gen_vec_duplicate. * config/i386/sse.md (one_cmpl2): Use CONSTM1_RTX. * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_const_vec_duplicate. * config/ia64/vect.md (addv2sf3, subv2sf3): Use CONST1_RTX. * config/mips/mips.c (mips_gen_const_int_vector): Use gen_const_vec_duplicate. (mips_expand_vector_init): Use CONST0_RTX. * config/powerpcspe/altivec.md (abs2, nabs2): Likewise. (define_split): Use gen_const_vec_duplicate. * config/rs6000/altivec.md (abs2, nabs2): Use CONST0_RTX. (define_split): Use gen_const_vec_duplicate. * config/s390/vx-builtins.md (vec_genmask): Likewise. (vec_ctd_s64, vec_ctd_u64, vec_ctsl, vec_ctul): Likewise. * config/spu/spu.c (spu_const): Likewise. 2017-11-01 Richard Sandiford Alan Hayward David Sherwood * combine.c (can_change_dest_mode): Reject changes in REGMODE_NATURAL_SIZE. 2017-10-31 Sandra Loosemore * configure.ac (--enable-libssp): New. (gcc_cv_libc_provides_ssp): Check for explicit setting before trying to determine target-specific default. Adjust indentation. * configure: Regenerated. * doc/install.texi (Configuration): Expand --disable-libssp documentation. 2017-10-31 Daniel Santos config/i386/i386.c (ix86_expand_epilogue): Correct stack calculation. 2017-10-31 Martin Jambor PR c++/81702 * gimple-fold.c (gimple_get_virt_method_for_vtable): Remove assert. 2017-10-31 David Malcolm * auto-profile.c (autofdo_source_profile::read): Use UNKNOWN_LOCATION rather than 0. * diagnostic-core.h (warning_at_rich_loc): Rename to... (warning_at): ...this overload. (warning_at_rich_loc_n): Rename to... (warning_n): ...this overload. (error_at_rich_loc): Rename to... (error_at): ...this overload. (pedwarn_at_rich_loc): Rename to... (pedwarn): ...this overload. (permerror_at_rich_loc): Rename to... (permerror): ...this overload. (inform_at_rich_loc): Rename to... (inform): ...this overload. * diagnostic.c: (diagnostic_n_impl): Delete location_t-based decl. (diagnostic_n_impl_richloc): Rename to... (diagnostic_n_impl): ...this rich_location *-based decl. (inform_at_rich_loc): Rename to... (inform): ...this, and add an assertion. (inform_n): Update for removal of location_t-based diagnostic_n_impl. (warning_at_rich_loc): Rename to... (warning_at): ...this, and add an assertion. (warning_at_rich_loc_n): Rename to... (warning_n): ...this, and add an assertion. (warning_n): Update location_t-based implementation for removal of location_t-based diagnostic_n_impl. (pedwarn_at_rich_loc): Rename to... (pedwarn): ...this, and add an assertion. (permerror_at_rich_loc): Rename to... (permerror): ...this, and add an assertion. (error_n): Update for removal of location_t-based diagnostic_n_impl. (error_at_rich_loc): Rename to... (error_at): ...this, and add an assertion. * gcc.c (do_spec_1): Use UNKNOWN_LOCATION rather than 0. (driver::do_spec_on_infiles): Likewise. * substring-locations.c (format_warning_va): Update for renaming of inform_at_rich_loc. 2017-10-31 Michael Meissner * builtins.def (DEF_FLOATN_BUILTIN): Change most _Float and _FloatX built-in functions so that the variant without the "__builtin_" prefix is only enabled for the GNU C and Objective C languages when they are in non-strict ANSI/ISO mode. (DEF_EXT_LIB_FLOATN_NX_BUILTINS): Likewise. * target.def (floatn_builtin_p): Add a target hook to control whether _Float and _FloatX built-in functions without the "__builtin_" prefix are enabled, and return true for C and Objective C in the default hook. Include langhooks.h in targhooks.c. * targhooks.h (default_floatn_builtin_p): Likewise. * targhooks.c (default_floatn_builtin_p): Likewise. * doc/tm.texi.in (TARGET_FLOATN_BUILTIN_P): Document the floatn_builtin_p target hook. * doc/tm.texi (TARGET_FLOATN_BUILTIN_P): Likewise. 2017-10-31 Matthew Fortune Eric Botcazou PR rtl-optimization/81803 * lra-constraints.c (curr_insn_transform): Also reload the whole register for a strict subreg no wider than a word if this is for a WORD_REGISTER_OPERATIONS target. 2017-10-31 Jason Merrill * gdbinit.in: Skip over inlines from timevar.h. 2017-10-31 Martin Liska * doc/gcov.texi: Document new option. * gcov.c (print_usage): Likewise print it. (process_args): Support the argument. (format_count): New function. (format_gcov): Use the function. 2017-10-31 Martin Liska * gcov.c (struct name_map): do not use typedef. Define operator== and operator<. (name_search): Remove. (name_sort): Remove. (main): Do not allocate names. (process_file): Add vertical space. (generate_results): Use std::find. (release_structures): Do not release memory. (find_source): Use std::find. 2017-10-31 Martin Liska * gcov.c (struct line_info): Remove it's typedef. (line_info::line_info): Add proper ctor. (line_info::has_block): Do not use a typedef. (struct source_info): Do not use typedef. (circuit): Likewise. (get_cycles_count): Likewise. (output_intermediate_file): Iterate via vector iterator. (add_line_counts): Use std::vector methods. (accumulate_line_counts): Likewise. (output_lines): Likewise. 2017-10-31 Martin Liska * gcov.c (struct source_info): Remove typedef. (source_info::source_info): Add proper ctor. (accumulate_line_counts): Use struct, not it's typedef. (output_gcov_file): Likewise. (output_lines): Likewise. (main): Do not allocate an array. (output_intermediate_file): Use size of vector container. (process_file): Resize the vector. (generate_results): Do not preallocate, use newly added vector lines. (release_structures): Do not release sources. (find_source): Use vector methods. (add_line_counts): Do not use typedef. 2017-10-31 Martin Liska * doc/gcov.texi: Document that. * gcov.c (add_line_counts): Mark lines with a non-executed statement. (output_line_beginning): Handle such lines. (output_lines): Pass new argument. (output_intermediate_file): Print it in intermediate format. 2017-10-31 Martin Liska * color-macros.h: New file. * diagnostic-color.c: Factor out color related to macros to color-macros.h. * doc/gcov.texi: Document -k option. * gcov.c (INCLUDE_STRING): Include string.h. (print_usage): Add -k option. (process_args): Parse it. (pad_count_string): New function. (output_line_beginning): Likewise. (DEFAULT_LINE_START): New macro. (output_lines): Support color output. 2017-10-31 Martin Liska PR gcov-profile/82633 * doc/gcov.texi: Document -fkeep-{static,inline}-functions and their interaction with GCOV infrastructure. * configure.ac: Add -fkeep-{inline,static}-functions to coverage_flags. * configure: Regenerate. 2017-10-31 Uros Bizjak PR target/82772 * config/alpha/sync.md (fetchop_constr) : Change to "rINM". 2017-10-31 Segher Boessenkool PR target/82674 * config/rs6000/rs6000.md (allocate_stack): Force update interval into a register if it does not fit into an immediate offset field. 2017-10-31 Olivier Hainque * gcc/Makefile.in (FLAGS_TO_PASS): Pass libsubdir as well. 2017-10-31 Julia Koval * config.gcc: Add gfniintrin.h. * config/i386/gfniintrin.h: New. * config/i386/i386-builtin-types.def (__builtin_ia32_vgf2p8affineinvqb_v64qi, __builtin_ia32_vgf2p8affineinvqb_v64qi_mask, __builtin_ia32_vgf2p8affineinvqb_v32qi, __builtin_ia32_vgf2p8affineinvqb_v32qi_mask, __builtin_ia32_vgf2p8affineinvqb_v16qi, __builtin_ia32_vgf2p8affineinvqb_v16qi_mask): New builtins. * config/i386/i386-builtin.def (V64QI_FTYPE_V64QI_V64QI_INT_V64QI_UDI, V32QI_FTYPE_V32QI_V32QI_INT_V32QI_USI, V16QI_FTYPE_V16QI_V16QI_INT_V16QI_UHI, V64QI_FTYPE_V64QI_V64QI_INT): New types. * config/i386/i386.c (ix86_expand_args_builtin): Handle new types. * config/i386/immintrin.h: Include gfniintrin.h. * config/i386/sse.md (vgf2p8affineinvqb_*) New pattern. 2017-10-30 Eric Botcazou * gcc.c (HAVE_TARGET_EXECUTABLE_SUFFIX): Remove old kludge. 2017-10-30 Wilco Dijkstra * config/arm/arm.md (ashldi3): Remove shift by 1 expansion. (arm_ashldi3_1bit): Remove pattern. (ashrdi3): Remove shift by 1 expansion. (arm_ashrdi3_1bit): Remove pattern. (lshrdi3): Remove shift by 1 expansion. (arm_lshrdi3_1bit): Remove pattern. * config/arm/arm.c (arm_rtx_costs_internal): Slightly increase cost of ashldi3 by 1. * config/arm/neon.md (ashldi3_neon): Remove shift by 1 expansion. (di3_neon): Likewise. 2017-10-30 Dominik Infuehr * config/aarch64/aarch64-simd.md (*aarch64_simd_mov): Rename both identically named patterns to (*aarch64_simd_mov) and (*aarch64_simd_mov). (*aarch64_simd_mov): Change type attribute to match pattern alternative. (*aarch64_simd_mov): Re-order and change type attributes to match pattern alternative. 2017-10-30 Steven Munroe * config.gcc (powerpc*-*-*): Add emmintrin.h. * config/rs6000/emmintrin.h: New file. * config/rs6000/x86intrin.h [__ALTIVEC__]: Include emmintrin.h. 2017-10-30 Wilco Dijkstra * config/arm/vfp.md (movdi_vfp): Merge changes from movdi_vfp_cortexa8. * (movdi_vfp_cortexa8): Remove pattern. 2017-10-30 Rainer Orth * doc/install.texi (Specific, alpha*-*-*): Remove DEC OSF/1 etc. reference. (Specific, alpha*-dec-osf5.1): Remove. (Specific, mips-sgi-irix5): Remove. (Specific, mips-sgi-irix6): Remove. 2017-10-30 Jakub Jelinek PR middle-end/22141 * gimple-ssa-store-merging.c (merged_store_group::apply_stores): Fix arguments to clear_bit_region_be. 2017-10-30 Jim Wilson * gimplify.c: Include memmodel.h. 2017-10-30 Martin Jambor * omp-grid.c (grid_attempt_target_gridification): Also insert a condition whether loop should be executed at all. 2017-10-30 Will Schmidt * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add support for gimple folding of vec_madd() intrinsics. * config/rs6000/altivec.md (mulv8hi3): Rename altivec_vmladduhm to fmav8hi4. (altivec_vmladduhm): Rename to fmav8hi4. * config/rs6000/rs6000-builtin.def: Rename vmladduhm to fmav8hi4 2017-10-30 Richard Biener PR tree-optimization/82762 Revert 2017-10-23 Richard Biener PR tree-optimization/82129 Revert 2017-08-01 Richard Biener PR tree-optimization/81181 * tree-ssa-pre.c (compute_antic_aux): Defer clean() to ... (compute_antic): ... end of iteration here. 2017-10-30 Joseph Myers * doc/invoke.texi (C Dialect Options): Document -std=c17, -std=iso9899:2017 and -std=gnu17. * doc/standards.texi (C Language): Document C17 support. * doc/cpp.texi (Overview): Mention -std=c17. (Standard Predefined Macros): Document C11 and C17 values of __STDC_VERSION__. Do not refer to C99 support as incomplete. * doc/extend.texi (Inline): Do not list individual options for standards newer than C99. * dwarf2out.c (highest_c_language, gen_compile_unit_die): Handle "GNU C17". * config/rl78/rl78.c (rl78_option_override): Handle "GNU C17" language name. 2017-10-30 Maxim Ostapenko * asan.c (asan_finish_file): Align asan globals array by shadow granularity. 2017-10-30 Jakub Jelinek PR middle-end/22141 * gimple-ssa-store-merging.c: Include rtl.h and expr.h. (struct store_immediate_info): Add bitregion_start and bitregion_end fields. (store_immediate_info::store_immediate_info): Add brs and bre arguments and initialize bitregion_{start,end} from those. (struct merged_store_group): Add bitregion_start, bitregion_end, align_base and mask fields. Drop unnecessary struct keyword from struct store_immediate_info. Add do_merge method. (clear_bit_region_be): Use memset instead of loop storing zeros. (merged_store_group::do_merge): New method. (merged_store_group::merge_into): Use do_merge. Allow gaps in between stores as long as the surrounding bitregions have no gaps. (merged_store_group::merge_overlapping): Use do_merge. (merged_store_group::apply_stores): Test that bitregion_{start,end} is byte aligned, rather than requiring that start and width are byte aligned. Drop unnecessary struct keyword from struct store_immediate_info. Allocate and populate also mask array. Make start of the arrays relative to bitregion_start rather than start and size them according to bitregion_{end,start} difference. (struct imm_store_chain_info): Drop unnecessary struct keyword from struct store_immediate_info. (pass_store_merging::gate): Punt if BITS_PER_UNIT or CHAR_BIT is not 8. (pass_store_merging::terminate_all_aliasing_chains): Drop unnecessary struct keyword from struct store_immediate_info. (imm_store_chain_info::coalesce_immediate_stores): Allow gaps in between stores as long as the surrounding bitregions have no gaps. Formatting fixes. (struct split_store): Add orig non-static data member. (split_store::split_store): Initialize orig to false. (find_constituent_stmts): Return store_immediate_info *, non-NULL if there is exactly a single original stmt. Change stmts argument to pointer from reference, if NULL, don't push anything to it. Add first argument, use it to optimize skipping over orig stmts that are known to be before bitpos already. Simplify. (split_group): Return unsigned int count how many stores are or would be needed rather than a bool. Add allow_unaligned argument. Change split_stores argument from reference to pointer, if NULL, only do a dry run computing how many stores would be produced. Rewritten algorithm to use both alignment and misalign if !allow_unaligned and handle bitfield stores with gaps. (imm_store_chain_info::output_merged_store): Set start_byte_pos from bitregion_start instead of start. Compute allow_unaligned here, if true, do 2 split_group dry runs to compute which one produces fewer stores and prefer aligned if equal. Punt if new count is bigger or equal than original before emitting any statements, rather than during that. Remove no longer needed new_ssa_names tracking. Replace num_stmts with split_stores.length (). Use 32-bit stack allocated entries in split_stores auto_vec. Try to reuse original store lhs/rhs1 if possible. Handle bitfields with gaps. (pass_store_merging::execute): Ignore bitsize == 0 stores. Compute bitregion_{start,end} for the stores and construct store_immediate_info with that. Formatting fixes. 2017-10-30 Uros Bizjak PR target/82725 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow UNSPEC_DTPOFF and UNSPEC_NTPOFF with SImode immediate offset. 2017-10-29 Jim Wilson * gimplify.c: Include tm_p.h. * common.opt (gcoff): Re-add as ignored option. (gcoff1, gcoff2, gcoff3): Likewise. * Makefile.in (OBJS): Delete sdbout.o. (GTFILES): Delete $(srcdir)/sdbout.c. * debug.h: Delete sdb_debug_hooks. * final.c: Delete sdbout.h include. (final_scan_insn): Delete SDB_DEBUG check. (rest_of_clean_state): Likewise. * output.h: Delete sdb_begin_function_line. * sdbout.c: Delete. * sdbout.h: Delete. * toplev.c: Delete sdbout.h include. (process_options): Delete SDB_DEBUG check. * tree-core.h (tree_type_common): Delete pointer field of tree_type_symtab. * tree.c (copy_node): Clear TYPE_SYMTAB_DIE instead of TYPE_SYMTAB_POINTER. * tree.h (TYPE_SYMTAB_POINTER): Delete. (TYPE_SYMTAB_IS_POINTER): Delete. (TYPE_SYMTAB_IS_DIE): Renumber. * xcoffout.c: Refer to former sdbout.c file. (xcoffout_begin_prologue): Use past tense for sdbout.c reference. * doc/install.texi (--with-stabs): Delete COFF and ECOFF info. * doc/invoke.texi (SEEALSO): Delete adb and sdb references. (Debugging Options): Delete -gcoff. (-gstabs): Delete SDB reference. (-gcoff): Delete. (-gcoff@var{level}): Delete. * doc/passes.texi (Debugging information output): Delete SDB and sdbout.c references. * doc/tm.texi: Regenerate. * doc/tm.texi.in (DWARF_CIE_DATA_ALIGNMENT): Delete SDB from xref. (SDB and DWARF): Change node name to DWARF and delete SDB and COFF references. (DEBUGGER_AUTO_OFFSET): Delete COFF and SDB references. (PREFERRED_DEBUGGING_TYPE): Delete SDB_DEBUG and -gcoff references. (SDB_DEBUGGING_INFO): Delete. (PUT_SDB_@dots{}, SDB_DELIM, SDB_ALLOW_UNKNOWN_REFERENCES) SDB_ALLOW_FORWARD_REFERENCES, SDB_OUTPUT_SOURCE_LINE): Delete. * target.def (output_source_filename): Delete COFF reference. * common.opt (gcoff): Delete. (gxcoff+): Update Negative chain. * defaults.h: Delete all references to SDB_DEBUGGING_INFO and SDB_DEBUG. * dwarf2out.c (gen_array_type_die): Change SDB to debuggers. * flag-types.h (enum debug_info_type): Delete SDB_DEBUG. * function.c (number_blocks): Delete SDB_DEBUGGING_INFO, SDB_DEBUG, and SDB references. (expand_function_start): Change sdb reference to past tense. (expand_function_end): Change sdb reference to past tense. * gcc.c (cpp_unique_options): Delete gcoff3 reference. * opts.c (debug_type_names): Delete coff entry. (common_handle_option): Delete OPT_gcoff case. * system.h (SDB_DEBUG, SDB_DEBUGGING_INFO): Poison. * config/dbxcoff.h (PREFERRED_DEBUGGING_TYPE): Set to DBX_DEBUG. * config/cris/cris.h: Delete SDB reference in comment. * config/i386/cygming.h: Don't define SDB_DEBUGGING_INFO. (ASM_DECLARE_FUNCTION_NAME): Delete SDB reference from comment. * config/i386/gas.h: Don't define SDB_DEBUGGING_INFO. * config/i386/i386.c (svr4_dbx_register_map): Change SDB references to past tense. (ix86_expand_prologue): Likewise. * config/i386/winnt.c (i386_pe_start_function): Don't check SDB_DEBUG. * config/ia64/ia64.h: Likewise. * config/m68k/m68kelf.h (DBX_REGISTER_NUMBER): Delete SDB reference. * config/mips/mips.h (SUBTARGET_ASM_DEBUGGING_SPEC): Delete gcoff* support. * config/mmix/mmix.h: Likewise. * config/nds32/nds32.c: Likewise. * config/stormy/storym16.h: Likewise. * config/visium/visium.h: Likewise. * config/vx-common.h (SDB_DEBUGGING_INFO): Delete undef. 2017-10-28 Sandra Loosemore * config/nios2/nios2.h (FRAME_GROWS_DOWNWARD): Define to 1. * config/nios2/nios2.c (nios2_initial_elimination_offset): Make FRAME_POINTER_REGNUM point at high end of local var area. 2017-10-27 Eric Botcazou * bb-reorder.c (find_traces_1_round): Fix off-by-one index. Move comment around. Do not reset best_edge for a copiable destination if the copy would cause a partition change. (better_edge_p): Remove redundant check. 2017-10-27 Uros Bizjak * config/i386/i386-protos.h (ix86_fp_compare_mode): Remove prototype. 2017-10-27 Michael Meissner * builtins.c (CASE_MATHFN_FLOATN): New helper macro to add cases for math functions that have _Float and _FloatX variants. (mathfn_built_in_2): Add support for math functions that have _Float and _FloatX variants. (DEF_INTERNAL_FLT_FLOATN_FN): New helper macro. (expand_builtin_mathfn_ternary): Add support for fma with _Float and _FloatX variants. (expand_builtin): Likewise. (fold_builtin_3): Likewise. * builtins.def (DEF_EXT_LIB_FLOATN_NX_BUILTINS): New macro to create math function _Float and _FloatX variants as external library builtins. (BUILT_IN_COPYSIGN _Float and _FloatX variants) Use DEF_EXT_LIB_FLOATN_NX_BUILTINS to make built-in functions using the __builtin_ prefix and if not strict ansi, without the prefix. (BUILT_IN_FABS _Float and _FloatX variants): Likewise. (BUILT_IN_FMA _Float and _FloatX variants): Likewise. (BUILT_IN_FMAX _Float and _FloatX variants): Likewise. (BUILT_IN_FMIN _Float and _FloatX variants): Likewise. (BUILT_IN_NAN _Float and _FloatX variants): Likewise. (BUILT_IN_SQRT _Float and _FloatX variants): Likewise. * builtin-types.def (BT_FN_FLOAT16_FLOAT16_FLOAT16_FLOAT16): New function signatures for fma _Float and _FloatX variants. (BT_FN_FLOAT32_FLOAT32_FLOAT32_FLOAT32): Likewise. (BT_FN_FLOAT64_FLOAT64_FLOAT64_FLOAT64): Likewise. (BT_FN_FLOAT128_FLOAT128_FLOAT128_FLOAT128): Likewise. (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X_FLOAT32X): Likewise. (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X_FLOAT64X): Likewise. (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X_FLOAT128X): Likewise. * gencfn-macros.c (print_case_cfn): Add support for math functions that have _Float and _FloatX variants. (print_define_operator_list): Likewise. (fltfn_suffixes): Likewise. (main): Likewise. * internal-fn.def (DEF_INTERNAL_FLT_FLOATN_FN): New helper macro for math functions that have _Float and _FloatX variants. (SQRT): Add support for sqrt, copysign, fmin and fmax _Float and _FloatX variants. (COPYSIGN): Likewise. (FMIN): Likewise. (FMAX): Likewise. * fold-const.c (tree_call_nonnegative_warnv_p): Add support for copysign, fma, fmax, fmin, and sqrt _Float and _FloatX variants. (integer_valued_read_call_p): Likewise. * fold-const-call.c (fold_const_call_ss): Likewise. (fold_const_call_sss): Add support for copysign, fmin, and fmax _Float and _FloatX variants. (fold_const_call_ssss): Add support for fma _Float and _FloatX variants. * gimple-ssa-backprop.c (backprop::process_builtin_call_use): Add support for copysign and fma _Float and _FloatX variants. (backprop::process_builtin_call_use): Likewise. * tree-call-cdce.c (can_test_argument_range); Add support for sqrt _Float and _FloatX variants. (edom_only_function): Likewise. (get_no_error_domain): Likewise. * tree-ssa-math-opts.c (internal_fn_reciprocal): Likewise. * tree-ssa-reassoc.c (attempt_builtin_copysign): Add support for copysign _Float and _FloatX variants. * config/rs6000/rs6000-builtin.def (SQRTF128): Delete, this is now handled by machine independent code. (FMAF128): Likewise. * doc/cpp.texi (Common Predefined Macros): Document defining __FP_FAST_FMAF and __FP_FAST_FMAFX if the backend supports fma _Float and _FloatX variants. 2017-10-27 Uros Bizjak PR target/82692 * config/i386/i386-modes.def (CCFPU): Remove definition. * config/i386/i386.c (put_condition_mode): Remove CCFPU mode handling. (ix86_cc_modes_compatible): Ditto. (ix86_expand_carry_flag_compare): Ditto. (ix86_expand_int_movcc): Ditto. (ix86_expand_int_addcc): Ditto. (ix86_reverse_condition): Ditto. (ix86_unordered_fp_compare): Rename from ix86_fp_compare_mode. Return true/false for unordered/ordered fp comparisons. (ix86_cc_mode): Always return CCFPmode for float mode comparisons. (ix86_prepare_fp_compare_args): Update for rename. (ix86_expand_fp_compare): Update for rename. Generate unordered compare RTXes wrapped with UNSPEC_NOTRAP unspec. (ix86_expand_sse_compare_and_jump): Ditto. * config/i386/predicates.md (fcmov_comparison_operator): Remove CCFPU mode handling. (ix86_comparison_operator): Ditto. (ix86_carry_flag_operator): Ditto. * config/i386/i386.md (UNSPEC_NOTRAP): New unspec. (*cmpu_i387): Wrap compare RTX with UNSPEC_NOTRAP unspec. (*cmpu_cc_i387): Ditto. (FPCMP): Remove mode iterator. (unord): Remove mode attribute. (unord_subst): New define_subst transformation (unord): New define_subst attribute. (unordered): Ditto. (*cmpi): Rewrite using unord_subst transformation. (*cmpixf_i387): Ditto. * config/i386/sse.md (_comi): Merge from _comi and _ucomi using unord_subst transformation. * config/i386/subst.md (SUBST_A): Remove CCFP and CCFPU modes. (round_saeonly): Also handle CCFP mode. * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_NOTRAP unspec. Remove UNSPEC_SAHF unspec handling. 2017-10-27 Jan Hubicka * x86-tune.def (X86_TUNE_INTER_UNIT_MOVES_TO_VEC): Disable for Zen. 2017-10-27 Jeff Law * gimple-ssa-sprintf.c: Include domwalk.h. (class sprintf_dom_walker): New class, derived from dom_walker. (sprintf_dom_walker::before_dom_children): New function. (struct call_info): Moved into sprintf_dom_walker class (compute_formath_length, handle_gimple_call): Likewise. (sprintf_length::execute): Call the dominator walker rather than walking the statements. * tree-vrp.c (check_all_array_refs): Do not use wi->info to smuggle gimple statement locations. (check_array_bounds): Corresponding changes. Get the statement's location directly from wi->stmt. 2017-10-27 Palmer Dabbelt PR target/82717 * doc/invoke.texi (RISC-V) <-mabi>: Correct and improve. 2017-10-27 Jan Hubicka * config/i386/x86-tune.def (X86_TUNE_PARTIAL_REG_DEPENDENCY, X86_TUNE_MOVX): Disable for Haswell and newer CPUs. 2017-10-27 Jakub Jelinek PR target/82703 * config/i386/i386-protos.h (maybe_get_pool_constant): Removed. * config/i386/i386.c (maybe_get_pool_constant): Removed. (ix86_split_to_parts): Use avoid_constant_pool_reference instead of maybe_get_pool_constant. * config/i386/predicates.md (zero_extended_scalar_load_operand): Likewise. 2017-10-27 Rainer Orth * doc/install.texi (Specific, i?86-*-solaris2.10): Simplify gas 2.26 caveat. Update gas and gld versions. (Specific, *-*-solaris2*): Update binutils version. Remove caveat reference. 2017-10-27 Prathamesh Kulkarni * cgraph.h (set_malloc_flag): Declare. * cgraph.c (set_malloc_flag_1): New function. (set_malloc_flag): Likewise. * ipa-fnsummary.h (ipa_call_summary): Add new field is_return_callee. * ipa-fnsummary.c (ipa_call_summary::reset): Set is_return_callee to false. (read_ipa_call_summary): Add support for reading is_return_callee. (write_ipa_call_summary): Stream is_return_callee. * ipa-inline.c (ipa_inline): Remove call to ipa_free_fn_summary. * ipa-pure-const.c: Add headers ssa.h, alloc-pool.h, symbol-summary.h, ipa-prop.h, ipa-fnsummary.h. (pure_const_names): Change to static. (malloc_state_e): Define. (malloc_state_names): Define. (funct_state_d): Add field malloc_state. (varying_state): Set malloc_state to STATE_MALLOC_BOTTOM. (check_retval_uses): New function. (malloc_candidate_p): Likewise. (analyze_function): Add support for malloc attribute. (pure_const_write_summary): Stream malloc_state. (pure_const_read_summary): Add support for reading malloc_state. (dump_malloc_lattice): New function. (propagate_malloc): New function. (warn_function_malloc): New function. (ipa_pure_const::execute): Call propagate_malloc and ipa_free_fn_summary. (pass_local_pure_const::execute): Add support for malloc attribute. * ssa-iterators.h (RETURN_FROM_IMM_USE_STMT): New macro. * doc/invoke.texi: Document Wsuggest-attribute=malloc. 2017-10-27 Martin Liska PR gcov-profile/82457 * doc/invoke.texi: Document that one needs a non-strict ISO mode for fork-like functions to be properly instrumented. 2017-10-27 Richard Biener PR middle-end/81659 * tree-eh.c (pass_lower_eh_dispatch::execute): Free dominator info when we redirected EH. 2017-10-26 Michael Collison * config/aarch64/aarch64.md(_trunc>2): New pattern. (_trunchf2: New pattern. (_trunc2: New pattern. * config/aarch64/iterators.md (wv): New mode attribute. (vf, VF): New mode attributes. (vgp, VGP): New mode attributes. (s): Update attribute with SImode and DImode prefixes. 2017-10-26 Sandra Loosemore * config/nios2/constraints.md ("S"): Match r0rel_constant_p too. * config/nios2/nios2-protos.h (r0rel_constant_p): Declare. * config/nios2/nios2.c: (nios2_r0rel_sec_regex): New. (nios2_option_overide): Initialize it. Don't allow R0-relative addressing with PIC. (nios2_rtx_costs): Handle r0rel_constant_p like gprel_constant_p. (nios2_symbolic_constant_p): Likewise. (nios2_legitimate_address_p): Likewise. (nios2_r0rel_section_name_p): New. (nios2_symbol_ref_in_r0rel_data_p): New. (nios2_emit_move_sequence): Handle r0rel_constant_p. (r0rel_constant_p): New. (nios2_print_operand_address): Handle r0rel_constant_p. (nios2_cdx_narrow_form_p): Likewise. * config/nios2/nios2.opt (mr0rel-sec=): New option. * doc/invoke.texi (Option Summary): Add -mr0rel-sec. (Nios II Options): Document -mr0rel-sec. 2017-10-26 Sandra Loosemore * config/nios2/nios2.c: Include xregex.h. (nios2_gprel_sec_regex): New. (nios2_option_overide): Initialize it. Don't allow GP-relative addressing with PIC. (nios2_small_section_name_p): Check for regex match. * config/nios2/nios2.opt (mgprel-sec=): New option. * doc/invoke.texi (Option Summary): Add -mgprel-sec. (Nios II Options): Document -mgprel-sec. 2017-10-26 Jim Wilson * doc/invoke.texi (-fdebug-prefix-map): Expand documentation. 2017-10-26 Tom de Vries PR tree-optimization/82707 * gimple.c (gimple_copy): Fix unsharing of GIMPLE_OMP_{SINGLE,TARGET,TEAMS}. 2017-10-26 Olga Makhotina * config/i386/avx512fintrin.h (_mm512_cmpeq_pd_mask, _mm512_cmple_pd_mask, _mm512_cmplt_pd_mask, _mm512_cmpneq_pd_mask, _mm512_cmpnle_pd_mask, _mm512_cmpnlt_pd_mask, _mm512_cmpord_pd_mask, _mm512_cmpunord_pd_mask, _mm512_mask_cmpeq_pd_mask, _mm512_mask_cmple_pd_mask, _mm512_mask_cmplt_pd_mask, _mm512_mask_cmpneq_pd_mask, _mm512_mask_cmpnle_pd_mask, _mm512_mask_cmpnlt_pd_mask, _mm512_mask_cmpord_pd_mask, _mm512_mask_cmpunord_pd_mask, _mm512_cmpeq_ps_mask, _mm512_cmple_ps_mask, _mm512_cmplt_ps_mask, _mm512_cmpneq_ps_mask, _mm512_cmpnle_ps_mask, _mm512_cmpnlt_ps_mask, _mm512_cmpord_ps_mask, _mm512_cmpunord_ps_mask, _mm512_mask_cmpeq_ps_mask, _mm512_mask_cmple_ps_mask, _mm512_mask_cmplt_ps_mask, _mm512_mask_cmpneq_ps_mask, _mm512_mask_cmpnle_ps_mask, _mm512_mask_cmpnlt_ps_mask, _mm512_mask_cmpord_ps_mask, _mm512_mask_cmpunord_ps_mask): New intrinsics. 2017-10-26 Michael Meissner * config/rs6000/aix.h (TARGET_IEEEQUAD_DEFAULT): Set long double default to IBM. * config/rs6000/darwin.h (TARGET_IEEEQUAD_DEFAULT): Likewise. * config/rs6000/rs6000.opt (-mabi=ieeelongdouble): Move the warning to rs6000.c. Remove the Undocumented flag, since it has been documented. (-mabi=ibmlongdouble): Likewise. * config/rs6000/rs6000.c (TARGET_IEEEQUAD_DEFAULT): If it is not already set, set the default format for long double. (rs6000_debug_reg_global): Print whether long double is IBM or IEEE. (rs6000_option_override_internal): Rework setting long double format. Only warn if the user is changing the long double default and they did not use -Wno-psabi. * doc/invoke.texi (PowerPC options): Update the documentation for -mabi=ieeelongdouble and -mabi=ibmlongdouble. 2017-10-26 Richard Sandiford Alan Hayward David Sherwood * rtl.h (wider_subreg_mode): New function. * ira.h (ira_sort_regnos_for_alter_reg): Take a machine_mode * rather than an unsigned int *. * ira-color.c (regno_max_ref_width): Replace with... (regno_max_ref_mode): ...this new variable. (coalesced_pseudo_reg_slot_compare): Update accordingly. Use wider_subreg_mode. (ira_sort_regnos_for_alter_reg): Likewise. Take a machine_mode * rather than an unsigned int *. * lra-constraints.c (uses_hard_regs_p): Use wider_subreg_mode. (process_alt_operands): Likewise. (invariant_p): Likewise. * lra-spills.c (assign_mem_slot): Likewise. (add_pseudo_to_slot): Likewise. * lra.c (collect_non_operand_hard_regs): Likewise. (add_regs_to_insn_regno_info): Likewise. * reload1.c (regno_max_ref_width): Replace with... (regno_max_ref_mode): ...this new variable. (reload): Update accordingly. Update call to ira_sort_regnos_for_alter_reg. (alter_reg): Update to use regno_max_ref_mode. Call wider_subreg_mode. (init_eliminable_invariants): Update to use regno_max_ref_mode. (scan_paradoxical_subregs): Likewise. 2017-10-26 Wilco Dijkstra * config/aarch64/aarch64.h (EXIT_IGNORE_STACK): Set if alloca is used. (aarch64_frame): Add emit_frame_chain boolean. * config/aarch64/aarch64.c (aarch64_frame_pointer_required) Move eh_return case to aarch64_layout_frame. (aarch64_layout_frame): Initialize emit_frame_chain. (aarch64_expand_prologue): Use emit_frame_chain. 2017-10-26 Wilco Dijkstra * config/aarch64/aarch64.c (aarch64_layout_frame): Ensure LR is always stored at the bottom of the callee-saves. Remove rarely used frame layout which saves callee-saves at top of frame, so the store of LR can be used as a valid probe in all cases. 2017-10-26 Wilco Dijkstra * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement): Improve unaligned TImode/TFmode base/offset split. 2017-10-26 Richard Sandiford Alan Hayward David Sherwood * caller-save.c (mark_referenced_regs): Use read_modify_subreg_p. * combine.c (find_single_use_1): Likewise. (expand_field_assignment): Likewise. (move_deaths): Likewise. * lra-constraints.c (simplify_operand_subreg): Likewise. (curr_insn_transform): Likewise. * lra.c (collect_non_operand_hard_regs): Likewise. (add_regs_to_insn_regno_info): Likewise. * rtlanal.c (reg_referenced_p): Likewise. (covers_regno_no_parallel_p): Likewise. 2017-10-26 Richard Sandiford * wide-int-print.cc (print_hex): Loop based on extract_uhwi. Don't print any bits outside the precision of the value. * wide-int.cc (test_printing): Add some new tests. 2017-10-26 Rainer Orth * configure.ac (gcc_cv_as_ix86_xbrace_comment): Check if assembler supports -xbrace_comment option. * configure: Regenerate. * config.in: Regenerate. * config/i386/sol2.h (ASM_XBRACE_COMMENT_SPEC): Define. (ASM_CPU_SPEC): Use it. 2017-10-26 Richard Sandiford * target.def (static_rtx_alignment): New hook. * targhooks.h (default_static_rtx_alignment): Declare. * targhooks.c (default_static_rtx_alignment): New function. * doc/tm.texi.in (TARGET_STATIC_RTX_ALIGNMENT): New hook. * doc/tm.texi: Regenerate. * varasm.c (force_const_mem): Use targetm.static_rtx_alignment instead of targetm.constant_alignment. Remove call to set_mem_attributes. * config/cris/cris.c (TARGET_STATIC_RTX_ALIGNMENT): Redefine. (cris_preferred_mininum_alignment): New function, split out from... (cris_constant_alignment): ...here. (cris_static_rtx_alignment): New function. * config/i386/i386.c (ix86_static_rtx_alignment): New function, split out from... (ix86_constant_alignment): ...here. (TARGET_STATIC_RTX_ALIGNMENT): Redefine. * config/mmix/mmix.c (TARGET_STATIC_RTX_ALIGNMENT): Redefine. (mmix_static_rtx_alignment): New function. * config/spu/spu.c (spu_static_rtx_alignment): New function. (TARGET_STATIC_RTX_ALIGNMENT): Redefine. 2017-10-26 Tamar Christina PR target/81800 * config/aarch64/aarch64.md (lrint2): Add flag_trapping_math and flag_fp_int_builtin_inexact. 2017-10-25 Palmer Dabbelt * config/riscv/riscv.md (ZERO_EXTEND_LOAD): Define. * config/riscv/pic.md (local_pic_load): Rename to local_pic_load_s, mark as a sign-extending load. (local_pic_load_u): Define. 2017-10-25 Eric Botcazou PR middle-end/82062 * fold-const.c (operand_equal_for_comparison_p): Also return true if ARG0 is a simple variant of ARG1 with narrower precision. (fold_ternary_loc): Always pass unstripped operands to the predicate. 2017-10-25 Jan Hubicka * i386.c (ix86_builtin_vectorization_cost): Compute scatter/gather cost correctly. * i386.h (processor_costs): Add gather_static, gather_per_elt, scatter_static, scatter_per_elt. * x86-tune-costs.h: Add new cost entries. 2017-10-25 Richard Biener * tree-ssa-sccvn.h (vn_eliminate): Declare. * tree-ssa-pre.c (class eliminate_dom_walker, eliminate, class pass_fre): Move to ... * tree-ssa-sccvn.c (class eliminate_dom_walker, vn_eliminate, class pass_fre): ... here and adjust for statistics. 2017-10-25 Jakub Jelinek PR libstdc++/81706 * attribs.c (attribute_value_equal): Use omp_declare_simd_clauses_equal for comparison of OMP_CLAUSEs regardless of flag_openmp{,_simd}. (duplicate_one_attribute, copy_attributes_to_builtin): New functions. * attribs.h (duplicate_one_attribute, copy_attributes_to_builtin): New declarations. 2017-10-25 Richard Biener * tree-ssa-pre.c (need_eh_cleanup, need_ab_cleanup, el_to_remove, el_to_fixup, el_todo, el_avail, el_avail_stack, eliminate_avail, eliminate_push_avail, eliminate_insert): Move inside... (class eliminate_dom_walker): ... this class in preparation of move. (fini_eliminate): Remove by merging with ... (eliminate): ... this function. Adjust for class changes. (pass_pre::execute): Remove fini_eliminate call. (pass_fre::execute): Likewise. 2017-10-24 Jakub Jelinek PR target/82460 * config/i386/sse.md (UNSPEC_VPERMI2, UNSPEC_VPERMI2_MASK): Remove. (VPERMI2, VPERMI2I): New mode iterators. (_vpermi2var3_maskz): Remove 3 define_expand patterns. (_vpermi2var3): Remove 3 define_insn patterns. (_vpermi2var3_mask): New define_expand using VPERMI2 mode iterator. Remove 3 old define_insn patterns. (*_vpermi2var3_mask): 2 new define_insn patterns. (_vpermt2var3_maskz): Adjust 1 define_expand to use VPERMI2 mode iterator, remove the other two expanders. (_vpermt2var3): Adjust 1 define_insn to use VPERMI2 mode iterator, add another alternative for vpermi2* instructions, remove the other two patterns. (_vpermt2var3_mask): Adjust 1 define_insn to use VPERMI2 mode iterator, remove the other two patterns. * config/i386/i386.c (ix86_expand_vec_perm_vpermi2): Renamed to ... (ix86_expand_vec_perm_vpermt2): ... this. Swap mask and op0 arguments, use gen_*vpermt2* expanders instead of gen_*vpermi2* and adjust argument order accordingly. (ix86_expand_vec_perm): Adjust caller. (expand_vec_perm_1): Likewise. (expand_vec_perm_vpermi2_vpshub2): Rename to ... (expand_vec_perm_vpermt2_vpshub2): ... this. (ix86_expand_vec_perm_const_1): Adjust caller. (ix86_vectorize_vec_perm_const_ok): Adjust comments. PR target/82370 * config/i386/sse.md (VIMAX_AVX2): Remove V4TImode. (VIMAX_AVX2_AVX512BW, VIMAX_AVX512VL): New mode iterators. (vec_shl_): Remove unused expander. (avx512bw_3): New define_insn. (_ashl3, _lshr3): Replaced by ... (_3): ... this. New define_insn. 2017-10-24 Paolo Carlini PR c++/82466 * doc/invoke.texi ([Wbuiltin-declaration-mismatch]): Extend description. 2017-10-24 Wilco Dijkstra PR rtl-optimization/82396 * gcc/haifa-sched.c (ready_sort_real): Remove qsort workaround. (autopref_multipass_init): Simplify initialization. (autopref_rank_data): Simplify sort order. * gcc/sched-int.h (autopref_multipass_data_): Remove multi_mem_insn_p, min_offset and max_offset. 2017-10-24 Wilco Dijkstra PR middle-end/60580 * config/aarch64/aarch64.c (aarch64_frame_pointer_required) Check special value of flag_omit_frame_pointer. (aarch64_can_eliminate): Likewise. (aarch64_override_options_after_change_1): Simplify handling of -fomit-frame-pointer and -fomit-leaf-frame-pointer. 2017-10-24 Richard Biener PR tree-optimization/82697 * tree-ssa-phiopt.c (cond_store_replacement): Use alias-set zero for conditional load and unconditional store. 2017-10-24 H.J. Lu * doc/install.texi: Document bootstrap-cet. 2017-10-24 H.J. Lu PR target/82659 * config/i386/i386.c (rest_of_insert_endbranch): Don't insert ENDBR instruction at function entrance if function is only called directly. 2017-10-24 Jakub Jelinek PR target/82628 * config/i386/i386.md (addcarry, subborrow): Change patterns to better describe from which operation the CF is computed. (addcarry_0, subborrow_0): New patterns. * config/i386/i386.c (ix86_expand_builtin) : Pass one LTU with [DT]Imode and another one with [SD]Imode. If arg0 is 0, use _0 suffixed expanders instead of emitting a comparison before it. 2017-10-06 Sergey Shalnov * config/i386/i386.md(*movsf_internal, *movdf_internal): Avoid 512-bit AVX modes for TARGET_PREFER_AVX256. 2017-10-24 Eric Botcazou PR middle-end/82569 * tree-outof-ssa.h (always_initialized_rtx_for_ssa_name_p): Delete. * expr.c (expand_expr_real_1) : Revert latest change. * loop-iv.c (iv_get_reaching_def): Likewise. * cfgexpand.c (expand_one_ssa_partition): Initialize the RTX if the variable is promoted and the partition contains undefined values. 2017-10-23 Sandra Loosemore * config/nios2/nios2.c (nios2_rtx_costs): Make costs better reflect reality. (nios2_address_cost): Define. (nios2_legitimize_address): Recognize (exp + constant) directly. (TARGET_ADDRESS_COST): Define. 2017-10-23 Sandra Loosemore * config/nios2/nios2-protos.h (nios2_large_constant_p): Declare. (nios2_symbolic_memory_operand_p): Declare. (nios2_split_large_constant): Declare. (nios2_split_symbolic_memory_operand): Declare. * config/nios2/nios2.c: Adjust includes. (nios2_symbolic_constant_allowed): New. (nios2_symbolic_constant_p): New. (nios2_plus_symbolic_constant_p): New. (nios2_valid_addr_expr_p): Recognize addresses involving symbolic constants. (nios2_legitimate_address_p): Likewise, also LO_SUM. (nios2_symbolic_memory_operand_p): New. (nios2_large_constant_p): New. (nios2_split_large_constant): New. (nios2_split_plus_large_constant): New. (nios2_split_symbolic_memory_operand): New. (nios2_legitimize_address): Code refactoring. Handle addresses involving symbolic constants. (nios2_emit_move_sequence): Likewise. (nios2_print_operand): Improve error output. (nios2_print_operand_address): Handle LO_SUM. (nios2_cdx_narrow_form_p): Likewise. * config/nios2/nios2.md (movqi_internal): Add splitter for memory operands involving symbolic constants. (movhi_internal, movsi_internal): Likewise. (zero_extendhisi2, zero_extendqi2): Likewise. (extendhisi2, extendqi2): Likewise. 2017-10-23 Sandra Loosemore * tree-pass.h (PROP_rtl_split_insns): Define. * recog.c (pass_data_split_all_insns): Provide PROP_rtl_split_insns. 2017-10-23 Sandra Loosemore * config/nios2/nios2.c (TARGET_LRA_P): Don't override. 2017-10-23 Jakub Jelinek PR debug/82630 * target.def (const_not_ok_for_debug_p): Default to default_const_not_ok_for_debug_p instead of hook_bool_rtx_false. * targhooks.h (default_const_not_ok_for_debug_p): New declaration. * targhooks.c (default_const_not_ok_for_debug_p): New function. * dwarf2out.c (const_ok_for_output_1): Only reject UNSPECs for which targetm.const_not_ok_for_debug_p returned true. * config/arm/arm.c (arm_const_not_ok_for_debug_p): Return true for UNSPECs. * config/powerpcspe/powerpcspe.c (rs6000_const_not_ok_for_debug_p): Likewise. * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): Likewise. * config/i386/i386.c (ix86_delegitimize_address_1): Don't delegitimize UNSPEC_GOTOFF with addend into addend - _GLOBAL_OFFSET_TABLE_ + symbol if !base_term_p. (ix86_const_not_ok_for_debug_p): New function. (i386_asm_output_addr_const_extra): Handle UNSPEC_GOTOFF. (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine. 2017-10-23 David Malcolm PR bootstrap/82610 * system.h: Conditionally include "unique-ptr.h" if INCLUDE_UNIQUE_PTR is defined. * unique-ptr-tests.cc: Remove include of "unique-ptr.h" in favor of defining INCLUDE_UNIQUE_PTR before including "system.h". 2017-10-23 Sebastian Perta * config/rl78/rl78.md: New define_expand "subdi3". 2017-10-23 H.J. Lu PR target/82673 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Skip DF_REF_INSN if DF_REF_INSN_INFO is false. 2017-10-23 Jan Hubicka * i386.c (dimode_scalar_chain::compute_convert_gain): Use xmm_move instead of sse_move. (sse_store_index): New function. (ix86_register_move_cost): Be more sensible about mismatch stall; model AVX moves correctly; make difference between sse->integer and integer->sse. (ix86_builtin_vectorization_cost): Model correctly aligned and unaligned moves; make difference between SSE and AVX. * i386.h (processor_costs): Remove sse_move; add xmm_move, ymm_move and zmm_move. Increase size of sse load and store tables; add unaligned load and store tables; add ssemmx_to_integer. * x86-tune-costs.h: Update all entries according to real move latencies from Agner Fog's manual and chip documentation. 2017-10-23 Jakub Jelinek PR target/82628 * config/i386/predicates.md (x86_64_dwzext_immediate_operand): New. * config/i386/constraints.md (Wf): New constraint. * config/i386/i386.md (UNSPEC_SBB): New unspec. (cmp_doubleword): Removed. (sub3_carry_ccc, *sub3_carry_ccc_1): New patterns. (sub3_carry_ccgz): Use unspec instead of compare. * config/i386/i386.c (ix86_expand_branch) : Don't expand with cmp_doubleword. For LTU and GEU use sub3_carry_ccc instead of sub3_carry_ccgz and use CCCmode. * common.opt (gcolumn-info): Enable by default. * doc/invoke.texi (gcolumn-info): Document new default. 2017-10-23 Richard Biener PR tree-optimization/82672 * graphite-isl-ast-to-gimple.c (graphite_copy_stmts_from_block): Fold the stmt if we propagated into it. 2017-10-23 Richard Biener * tree-ssa-pre.c (bitmap_remove_from_set): Rename to... (bitmap_remove_expr_from_set): ... this. All callers call this for non-constant values. (bitmap_set_subtract): Rename to... (bitmap_set_subtract_expressions): ... this. Adjust and optimize. (bitmap_set_contains_value): Remove superfluous check. (bitmap_set_replace_value): Inline into single caller ... (bitmap_value_replace_in_set): ... here and simplify. (dependent_clean): Merge into ... (clean): ... this using an overload. Adjust. (prune_clobbered_mems): Adjust. (compute_antic_aux): Likewise. (compute_partial_antic_aux): Likewise. 2017-10-23 Richard Biener PR tree-optimization/82129 Revert 2017-08-01 Richard Biener PR tree-optimization/81181 * tree-ssa-pre.c (compute_antic_aux): Defer clean() to ... (compute_antic): ... end of iteration here. 2017-10-23 Richard Sandiford * target.def (starting_frame_offset): New hook. * doc/tm.texi (STARTING_FRAME_OFFSET): Remove in favor of... (TARGET_STARTING_FRAME_OFFSET): ...this new hook. * doc/tm.texi.in: Regenerate. * hooks.h (hook_hwi_void_0): Declare. * hooks.c (hook_hwi_void_0): New function. * doc/rtl.texi: Refer to TARGET_STARTING_FRAME_OFFSET instead of STARTING_FRAME_OFFSET. * builtins.c (expand_builtin_setjmp_receiver): Likewise. * reload1.c (reload): Likewise. * cfgexpand.c (expand_used_vars): Use targetm.starting_frame_offset instead of STARTING_FRAME_OFFSET. * function.c (try_fit_stack_local): Likewise. (assign_stack_local_1): Likewise (instantiate_virtual_regs): Likewise. * rtlanal.c (rtx_addr_can_trap_p_1): Likewise. * config/avr/avr.md (nonlocal_goto_receiver): Likewise. * config/aarch64/aarch64.h (STARTING_FRAME_OFFSET): Delete. * config/alpha/alpha.h (STARTING_FRAME_OFFSET): Likewise. * config/arc/arc.h (STARTING_FRAME_OFFSET): Likewise. * config/arm/arm.h (STARTING_FRAME_OFFSET): Likewise. * config/bfin/bfin.h (STARTING_FRAME_OFFSET): Likewise. * config/c6x/c6x.h (STARTING_FRAME_OFFSET): Likewise. * config/cr16/cr16.h (STARTING_FRAME_OFFSET): Likewise. * config/cris/cris.h (STARTING_FRAME_OFFSET): Likewise. * config/fr30/fr30.h (STARTING_FRAME_OFFSET): Likewise. * config/frv/frv.h (STARTING_FRAME_OFFSET): Likewise. * config/ft32/ft32.h (STARTING_FRAME_OFFSET): Likewise. * config/h8300/h8300.h (STARTING_FRAME_OFFSET): Likewise. * config/i386/i386.h (STARTING_FRAME_OFFSET): Likewise. * config/ia64/ia64.h (STARTING_FRAME_OFFSET): Likewise. * config/m32c/m32c.h (STARTING_FRAME_OFFSET): Likewise. * config/m68k/m68k.h (STARTING_FRAME_OFFSET): Likewise. * config/mcore/mcore.h (STARTING_FRAME_OFFSET): Likewise. * config/mn10300/mn10300.h (STARTING_FRAME_OFFSET): Likewise. * config/moxie/moxie.h (STARTING_FRAME_OFFSET): Likewise. * config/msp430/msp430.h (STARTING_FRAME_OFFSET): Likewise. * config/nds32/nds32.h (STARTING_FRAME_OFFSET): Likewise. * config/nios2/nios2.h (STARTING_FRAME_OFFSET): Likewise. * config/nvptx/nvptx.h (STARTING_FRAME_OFFSET): Likewise. * config/pdp11/pdp11.h (STARTING_FRAME_OFFSET): Likewise. * config/riscv/riscv.h (STARTING_FRAME_OFFSET): Likewise. * config/rl78/rl78.h (STARTING_FRAME_OFFSET): Likewise. * config/rx/rx.h (STARTING_FRAME_OFFSET): Likewise. * config/s390/s390.h (STARTING_FRAME_OFFSET): Likewise. * config/sh/sh.h (STARTING_FRAME_OFFSET): Likewise. * config/sparc/sparc.c (sparc_compute_frame_size): Likewise. * config/sparc/sparc.h (STARTING_FRAME_OFFSET): Likewise. * config/spu/spu.h (STARTING_FRAME_OFFSET): Likewise. * config/stormy16/stormy16.h (STARTING_FRAME_OFFSET): Likewise. * config/tilegx/tilegx.h (STARTING_FRAME_OFFSET): Likewise. * config/tilepro/tilepro.h (STARTING_FRAME_OFFSET): Likewise. * config/v850/v850.h (STARTING_FRAME_OFFSET): Likewise. * config/visium/visium.h (STARTING_FRAME_OFFSET): Likewise. * config/avr/avr.h (STARTING_FRAME_OFFSET): Likewise. * config/avr/avr-protos.h (avr_starting_frame_offset): Likewise. * config/avr/avr.c (avr_starting_frame_offset): Make static and return a HOST_WIDE_INT. (avr_builtin_setjmp_frame_value): Use it instead of STARTING_FRAME_OFFSET. (TARGET_STARTING_FRAME_OFFSET): Redefine. * config/epiphany/epiphany.h (STARTING_FRAME_OFFSET): Delete. * config/epiphany/epiphany.c (epiphany_starting_frame_offset): New function. (TARGET_STARTING_FRAME_OFFSET): Redefine. * config/iq2000/iq2000.h (STARTING_FRAME_OFFSET): Delete. * config/iq2000/iq2000.c (iq2000_starting_frame_offset): New function. (TARGET_CONSTANT_ALIGNMENT): Redefine. * config/lm32/lm32.h (STARTING_FRAME_OFFSET): Delete. * config/lm32/lm32.c (lm32_starting_frame_offset): New function. (TARGET_STARTING_FRAME_OFFSET): Redefine. * config/m32r/m32r.h (STARTING_FRAME_OFFSET): Delete. * config/m32r/m32r.c (m32r_starting_frame_offset): New function. (TARGET_STARTING_FRAME_OFFSET): Redefine. * config/microblaze/microblaze.h (STARTING_FRAME_OFFSET): Delete. * config/microblaze/microblaze.c (microblaze_starting_frame_offset): New function. (TARGET_STARTING_FRAME_OFFSET): Redefine. * config/mips/mips.h (STARTING_FRAME_OFFSET): Delete. * config/mips/mips.c (mips_compute_frame_info): Refer to TARGET_STARTING_FRAME_OFFSET instead of STARTING_FRAME_OFFSET. (mips_starting_frame_offset): New function. (TARGET_STARTING_FRAME_OFFSET): Redefine. * config/mmix/mmix.h (STARTING_FRAME_OFFSET): Delete. * config/mmix/mmix-protos.h (mmix_starting_frame_offset): Delete. * config/mmix/mmix.c (mmix_starting_frame_offset): Make static and return a HOST_WIDE_INT. (TARGET_STARTING_FRAME_OFFSET): Redefine. (mmix_initial_elimination_offset): Refer to TARGET_STARTING_FRAME_OFFSET instead of STARTING_FRAME_OFFSET. * config/pa/pa.h (STARTING_FRAME_OFFSET): Delete. * config/pa/pa.c (pa_starting_frame_offset): New function. (pa_compute_frame_size): Use it instead of STARTING_FRAME_OFFSET. (pa_expand_prologue): Likewise. (TARGET_STARTING_FRAME_OFFSET): Redefine. * config/powerpcspe/aix.h (STARTING_FRAME_OFFSET): Split out !FRAME_GROWS_DOWNWARD handling to... (RS6000_STARTING_FRAME_OFFSET): ...this new macro. * config/powerpcspe/darwin.h (STARTING_FRAME_OFFSET): Split out !FRAME_GROWS_DOWNWARD handling to... (RS6000_STARTING_FRAME_OFFSET): ...this new macro. * config/powerpcspe/powerpcspe.h (STARTING_FRAME_OFFSET): Split out !FRAME_GROWS_DOWNWARD handling to... (RS6000_STARTING_FRAME_OFFSET): ...this new macro. * config/powerpcspe/powerpcspe.c (TARGET_STARTING_FRAME_OFFSET): Redefine. (rs6000_starting_frame_offset): New function. * config/rs6000/aix.h (STARTING_FRAME_OFFSET): Split out !FRAME_GROWS_DOWNWARD handling to... (RS6000_STARTING_FRAME_OFFSET): ...this new macro. * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Split out !FRAME_GROWS_DOWNWARD handling to... (RS6000_STARTING_FRAME_OFFSET): ...this new macro. * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET): Split out !FRAME_GROWS_DOWNWARD handling to... (RS6000_STARTING_FRAME_OFFSET): ...this new macro. * config/rs6000/rs6000.c (TARGET_STARTING_FRAME_OFFSET): Refine. (rs6000_starting_frame_offset): New function. * config/vax/elf.h (STARTING_FRAME_OFFSET): Delete. * config/vax/vax.h (STARTING_FRAME_OFFSET): Delete. * config/vax/vax.c (vax_starting_frame_offset): New function. (vax_expand_prologue): Use it instead of STARTING_FRAME_OFFSET. (TARGET_STARTING_FRAME_OFFSET): Redefine. * config/xtensa/xtensa.h (STARTING_FRAME_OFFSET): Delete. * config/xtensa/xtensa.c (xtensa_starting_frame_offset): New function. (TARGET_STARTING_FRAME_OFFSET): Redefine. * system.h (STARTING_FRAME_OFFSET): Poison. 2017-10-23 Richard Sandiford * tree-vect-loop.c (vect_create_epilog_for_reduction): Use SCALAR_TYPE_MODE instead of TYPE_MODE. 2017-10-23 Richard Sandiford Alan Hayward David Sherwood * dwarf2out.c (loc_list_from_tree_1): Use SCALAR_INT_TYPE_MODE 2017-10-23 Richard Sandiford Alan Hayward David Sherwood * expmed.c (expand_shift_1): Use scalar_mode for scalar_mode. 2017-10-23 Richard Biener PR tree-optimization/82129 * tree-ssa-pre.c (bitmap_set_and): Remove. (compute_antic_aux): Compute ANTIC_OUT intersection in a way canonicalizing expressions in the set to those with lowest ID rather than taking that from the first edge. 2017-10-23 Richard Sandiford * combine.c (rtx_equal_for_field_assignment_p): Use byte_lowpart_offset. 2017-10-22 Richard Sandiford Alan Hayward David Sherwood * internal-fn.c (expand_direct_optab_fn): Don't assign directly to a SUBREG_PROMOTED_VAR. 2017-10-22 Richard Sandiford Alan Hayward David Sherwood * cfgexpand.c (expand_debug_expr): Use GET_MODE_UNIT_PRECISION. (expand_debug_source_expr): Likewise. * combine.c (combine_simplify_rtx): Likewise. * cse.c (fold_rtx): Likewise. * optabs.c (expand_float): Likewise. * simplify-rtx.c (simplify_unary_operation_1): Likewise. (simplify_binary_operation_1): Likewise. 2017-10-22 Richard Sandiford Alan Hayward David Sherwood * combine.c (simplify_comparison): Use HWI_COMPUTABLE_MODE_P. (record_promoted_value): Likewise. * expr.c (expand_expr_real_2): Likewise. * ree.c (update_reg_equal_equiv_notes): Likewise. (combine_set_extension): Likewise. * rtlanal.c (low_bitmask_len): Likewise. * simplify-rtx.c (neg_const_int): Likewise. (simplify_binary_operation_1): Likewise. 2017-10-22 Richard Sandiford Alan Hayward David Sherwood * lra-spills.c (assign_mem_slot): Use subreg_size_lowpart_offset. * regcprop.c (maybe_mode_change): Likewise. * reload1.c (alter_reg): Likewise. 2017-10-22 Richard Sandiford * inchash.h (inchash::hash::add_wide_int): New function. * lto-streamer-out.c (hash_tree): Use it. 2017-10-22 Richard Sandiford * inchash.h (inchash::hash::add_wide_int): Rename to... (inchash::hash::add_hwi): ...this. * ipa-devirt.c (hash_odr_vtable): Update accordingly. (polymorphic_call_target_hasher::hash): Likewise. * ipa-icf.c (sem_function::get_hash, sem_function::init): Likewise. (sem_item::add_expr, sem_item::add_type, sem_variable::get_hash) (sem_item_optimizer::update_hash_by_addr_refs): Likewise. * lto-streamer-out.c (hash_tree): Likewise. * optc-save-gen.awk: Likewise. * tree.c (add_expr): Likewise. 2017-10-22 Uros Bizjak PR target/52451 * config/i386/i386.c (ix86_fp_compare_mode): Return CCFPmode for ordered inequality comparisons even with TARGET_IEEE_FP. 2017-10-22 Uros Bizjak PR target/82628 * config/i386/i386.md (cmp_doubleword): New pattern. * config/i386/i386.c (ix86_expand_branch) : Expand with cmp_doubleword. 2017-10-21 Igor Tsimbalist * extend.texi: Add x86 specific to 'nocf_check' attribute. List CET intrinsics. * invoke.texi: Add -mcet, -mibt, -mshstk options. Add x86 specific to -fcf-protection option. 2017-10-21 Igor Tsimbalist * common/config/i386/i386-common.c (OPTION_MASK_ISA_IBT_SET): New. (OPTION_MASK_ISA_SHSTK_SET): Likewise. (OPTION_MASK_ISA_IBT_UNSET): Likewise. (OPTION_MASK_ISA_SHSTK_UNSET): Likewise. (ix86_handle_option): Add -mibt, -mshstk, -mcet handling. * config.gcc (extra_headers): Add cetintrin.h for x86 targets. (extra_objs): Add cet.o for Linux/x86 targets. (tmake_file): Add i386/t-cet for Linux/x86 targets. * config/i386/cet.c: New file. * config/i386/cetintrin.h: Likewise. * config/i386/t-cet: Likewise. * config/i386/cpuid.h (bit_SHSTK): New. (bit_IBT): Likewise. * config/i386/driver-i386.c (host_detect_local_cpu): Detect and pass IBT and SHSTK bits. * config/i386/i386-builtin-types.def (VOID_FTYPE_UNSIGNED_PVOID): New. (VOID_FTYPE_UINT64_PVOID): Likewise. * config/i386/i386-builtin.def: Add CET intrinsics. * config/i386/i386-c.c (ix86_target_macros_internal): Add OPTION_MASK_ISA_IBT, OPTION_MASK_ISA_SHSTK handling. * config/i386/i386-passes.def: Add pass_insert_endbranch pass. * config/i386/i386-protos.h (make_pass_insert_endbranch): New prototype. * config/i386/i386.c (rest_of_insert_endbranch): New. (pass_data_insert_endbranch): Likewise. (pass_insert_endbranch): Likewise. (make_pass_insert_endbranch): Likewise. (ix86_notrack_prefixed_insn_p): Likewise. (ix86_target_string): Add -mibt, -mshstk flags. (ix86_option_override_internal): Add flag_cf_protection processing. (ix86_valid_target_attribute_inner_p): Set OPT_mibt, OPT_mshstk. (ix86_print_operand): Add 'notrack' prefix output. (ix86_init_mmx_sse_builtins): Add CET intrinsics. (ix86_expand_builtin): Expand CET intrinsics. (x86_output_mi_thunk): Add 'endbranch' instruction. * config/i386/i386.h (TARGET_IBT): New. (TARGET_IBT_P): Likewise. (TARGET_SHSTK): Likewise. (TARGET_SHSTK_P): Likewise. * config/i386/i386.md (unspecv): Add UNSPECV_NOP_RDSSP, UNSPECV_INCSSP, UNSPECV_SAVEPREVSSP, UNSPECV_RSTORSSP, UNSPECV_WRSS, UNSPECV_WRUSS, UNSPECV_SETSSBSY, UNSPECV_CLRSSBSY. (builtin_setjmp_setup): New pattern. (builtin_longjmp): Likewise. (rdssp): Likewise. (incssp): Likewise. (saveprevssp): Likewise. (rstorssp): Likewise. (wrss): Likewise. (wruss): Likewise. (setssbsy): Likewise. (clrssbsy): Likewise. (nop_endbr): Likewise. * config/i386/i386.opt: Add -mcet, -mibt, -mshstk and -mcet-switch options. * config/i386/immintrin.h: Include . * config/i386/linux-common.h (file_end_indicate_exec_stack_and_cet): New prototype. (TARGET_ASM_FILE_END): New. 2017-10-20 Jan Hubicka * i386.c (ix86_builtin_vectorization_cost): Use existing rtx_cost latencies instead of having separate table; make difference between integer and float costs. * i386.h (processor_costs): Remove scalar_stmt_cost, scalar_load_cost, scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost, vec_align_load_cost, vec_unalign_load_cost, vec_store_cost. * x86-tune-costs.h: Remove entries which has been removed in procesor_costs from all tables; make cond_taken_branch_cost and cond_not_taken_branch_cost COST_N_INSNS based. 2017-10-20 Jan Hubicka * x86-tune-costs.h (intel_cost, generic_cost): Fix move costs. 2017-10-20 Jakub Jelinek * config/i386/i386.md (isa): Remove fma_avx512f. * config/i386/sse.md (_fmadd__mask, _fmadd__mask3, _fmsub__mask, _fmsub__mask3, _fnmadd__mask, _fnmadd__mask3, _fnmsub__mask, _fnmsub__mask3, _fmaddsub__mask, _fmaddsub__mask3, _fmsubadd__mask, _fmsubadd__mask3): Remove isa attribute. (*vec_widen_umult_even_v16si, *vec_widen_smult_even_v16si): Likewise. (avx512bw_dbpsadbw): Likewise. 2017-10-20 Igor Tsimbalist * extend.texi: Add 'nocf_check' documentation. * gimple.texi: Add second parameter to gimple_build_call_from_tree. * invoke.texi: Add -fcf-protection documentation. * rtl.texi: Add REG_CALL_NOTRACK documenation. 2017-10-20 Richard Biener PR tree-optimization/82473 * tree-vect-loop.c (vectorizable_reduction): Properly get at the largest input type. 2017-10-20 Igor Tsimbalist * c-attribs.c (handle_nocf_check_attribute): New function. (c_common_attribute_table): Add 'nocf_check' handling. * gimple-parser.c: Add second argument NULL to gimple_build_call_from_tree. * attrib.c (comp_type_attributes): Check nocf_check attribute. * cfgexpand.c (expand_call_stmt): Set REG_CALL_NOCF_CHECK for call insn. * combine.c (distribute_notes): Add REG_CALL_NOCF_CHECK handling. * common.opt: Add fcf-protection flag. * emit-rtl.c (try_split): Add REG_CALL_NOCF_CHECK handling. * flag-types.h: Add enum cf_protection_level. * gimple.c (gimple_build_call_from_tree): Add second parameter. Add 'nocf_check' attribute propagation to gimple call. * gimple.h (gf_mask): Add GF_CALL_NOCF_CHECK. (gimple_build_call_from_tree): Update prototype. (gimple_call_nocf_check_p): New function. (gimple_call_set_nocf_check): Likewise. * gimplify.c: Add second argument to gimple_build_call_from_tree. * ipa-icf.c: Add nocf_check attribute in statement hash. * recog.c (peep2_attempt): Add REG_CALL_NOCF_CHECK handling. * reg-notes.def: Add REG_NOTE (CALL_NOCF_CHECK). * toplev.c (process_options): Add flag_cf_protection handling. 2017-10-19 Jan Hubicka * x86-tune-costs.h (core_cost): Fix div, move and sqrt latencies. 2017-10-20 Richard Biener PR tree-optimization/82603 * tree-if-conv.c (predicate_mem_writes): Make sure to only remove false predicated stores. 2017-10-20 Richard Biener * graphite-isl-ast-to-gimple.c (translate_isl_ast_to_gimple::graphite_copy_stmts_from_block): Remove return value and simplify, dump copied stmt after lhs adjustment. (translate_isl_ast_to_gimple::translate_isl_ast_node_user): Reduce dump verbosity. (gsi_insert_earliest): Likewise. (translate_isl_ast_to_gimple::copy_bb_and_scalar_dependences): Adjust. * graphite.c (print_global_statistics): Adjust dumping. (print_graphite_scop_statistics): Likewise. (print_graphite_statistics): Do not dump loops here. (graphite_transform_loops): But here. 2017-10-20 Nicolas Roche * configure.ac (ACX_PROG_GNAT): Append "libgnat" to include search dir. * configure: Regenerate. 2017-10-20 Jakub Jelinek PR target/82158 * tree-cfg.c (pass_warn_function_return::execute): In noreturn functions when optimizing replace GIMPLE_RETURN stmts with calls to __builtin_unreachable (). PR sanitizer/82595 * config/gnu-user.h (LIBTSAN_EARLY_SPEC): Add libtsan_preinit.o for -fsanitize=thread link of executables. (LIBLSAN_EARLY_SPEC): Add liblsan_preinit.o for -fsanitize=leak link of executables. PR target/82370 * config/i386/sse.md (VI248_AVX2, VI248_AVX512BW, VI248_AVX512BW_2): New mode iterators. (3): Change the last of the 3 define_insns for logical vector shifts to use VI248_AVX512BW iterator instead of VI48_AVX512, remove condition, useless isa and prefix attributes. Change the first 2 of these define_insns to ... (3): ... this, new define_insn for avx512vl. (3): ... and this, new define_insn without masking for non-avx512vl. PR target/82370 * config/i386/sse.md (*andnot3, 3, *3): Split (=v,v,vm) alternative into (=x,x,xm) and (=v,v,vm), for 128-bit and 256-bit vectors, the (=x,x,xm) alternative and when mask is not applied use empty suffix even for TARGET_AVX512VL. * config/i386/subst.md (mask_prefix3, mask_prefix4): When mask is applied, supply evex,evex or evex,evex,evex instead of just evex. 2017-10-20 Julia Koval * common/config/i386/i386-common.c (OPTION_MASK_ISA_GFNI_SET, (OPTION_MASK_ISA_GFNI_UNSET): New. (ix86_handle_option): Handle OPT_mgfni. * config/i386/cpuid.h (bit_GFNI): New. * config/i386/driver-i386.c (host_detect_local_cpu): Detect gfni. * config/i386/i386-c.c (ix86_target_macros_internal): Define __GFNI__. * config/i386/i386.c (ix86_target_string): Add -mgfni. (ix86_valid_target_attribute_inner_p): Add OPT_mgfni. * config/i386/i386.h (TARGET_GFNI, TARGET_GFNI_P): New. * config/i386/i386.opt: Add mgfni. 2017-10-20 Orlando Arias * config/msp430/msp430.c (msp430_option_override): Disable -fdelete-null-pointer-checks. * doc/invoke.text (-fdelete-null-pointer-checks): Document that. 2017-10-19 Jan Hubicka * x86-tune-costs.h (generic_cost, core_cost): Correct costs of x87 and SSE instructions. 2017-10-19 Jan Hubicka * asan.c (create_cond_insert_point): Do not update edge count. * auto-profile.c (afdo_propagate_edge): Update for edge count removal. (afdo_propagate_circuit): Likewise. (afdo_calculate_branch_prob): Likewise. (afdo_annotate_cfg): Likewise. * basic-block.h (struct edge_def): Remove count. (edge_def::count): New accessor. * bb-reorder.c (rotate_loop): Update. (find_traces_1_round): Update. (connect_traces): Update. (sanitize_hot_paths): Update. * cfg.c (unchecked_make_edge): Update. (make_single_succ_edge): Update. (check_bb_profile): Update. (dump_edge_info): Update. (update_bb_profile_for_threading): Update. (scale_bbs_frequencies_int): Update. (scale_bbs_frequencies_gcov_type): Update. (scale_bbs_frequencies_profile_count): Update. (scale_bbs_frequencies): Update. * cfganal.c (connect_infinite_loops_to_exit): Update. * cfgbuild.c (compute_outgoing_frequencies): Update. (find_many_sub_basic_blocks): Update. * cfgcleanup.c (try_forward_edges): Update. (try_crossjump_to_edge): Update * cfgexpand.c (expand_gimple_cond): Update (expand_gimple_tailcall): Update (construct_exit_block): Update * cfghooks.c (verify_flow_info): Update (redirect_edge_succ_nodup): Update (split_edge): Update (make_forwarder_block): Update (duplicate_block): Update (account_profile_record): Update * cfgloop.c (find_subloop_latch_edge_by_profile): Update. * cfgloopanal.c (expected_loop_iterations_unbounded): Update. * cfgloopmanip.c (scale_loop_profile): Update. (loopify): Update. (lv_adjust_loop_entry_edge): Update. * cfgrtl.c (try_redirect_by_replacing_jump): Update. (force_nonfallthru_and_redirect): Update. (purge_dead_edges): Update. (rtl_flow_call_edges_add): Update. * cgraphunit.c (init_lowered_empty_function): Update. (cgraph_node::expand_thunk): Update. * gimple-pretty-print.c (dump_probability): Update. (dump_edge_probability): Update. * gimple-ssa-isolate-paths.c (isolate_path): Update. * haifa-sched.c (sched_create_recovery_edges): Update. * hsa-gen.c (convert_switch_statements): Update. * ifcvt.c (dead_or_predicable): Update. * ipa-inline-transform.c (inline_transform): Update. * ipa-split.c (split_function): Update. * ipa-utils.c (ipa_merge_profiles): Update. * loop-doloop.c (add_test): Update. * loop-unroll.c (unroll_loop_runtime_iterations): Update. * lto-streamer-in.c (input_cfg): Update. (input_function): Update. * lto-streamer-out.c (output_cfg): Update. * modulo-sched.c (sms_schedule): Update. * postreload-gcse.c (eliminate_partially_redundant_load): Update. * predict.c (maybe_hot_edge_p): Update. (unlikely_executed_edge_p): Update. (probably_never_executed_edge_p): Update. (dump_prediction): Update. (drop_profile): Update. (propagate_unlikely_bbs_forward): Update. (determine_unlikely_bbs): Update. (force_edge_cold): Update. * profile.c (compute_branch_probabilities): Update. * reg-stack.c (better_edge): Update. * shrink-wrap.c (handle_simple_exit): Update. * tracer.c (better_p): Update. * trans-mem.c (expand_transaction): Update. (split_bb_make_tm_edge): Update. * tree-call-cdce.c: Update. * tree-cfg.c (gimple_find_sub_bbs): Update. (gimple_split_edge): Update. (gimple_duplicate_sese_region): Update. (gimple_duplicate_sese_tail): Update. (gimple_flow_call_edges_add): Update. (insert_cond_bb): Update. (execute_fixup_cfg): Update. * tree-cfgcleanup.c (cleanup_control_expr_graph): Update. * tree-complex.c (expand_complex_div_wide): Update. * tree-eh.c (lower_resx): Update. (unsplit_eh): Update. (cleanup_empty_eh_move_lp): Update. * tree-inline.c (copy_edges_for_bb): Update. (freqs_to_counts): Update. (copy_cfg_body): Update. * tree-ssa-dce.c (remove_dead_stmt): Update. * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update. * tree-ssa-loop-im.c (execute_sm_if_changed): Update. * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update. (unloop_loops): Update. * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update. * tree-ssa-loop-split.c (connect_loops): Update. (split_loop): Update. * tree-ssa-loop-unswitch.c (hoist_guard): Update. * tree-ssa-phionlycprop.c (propagate_rhs_into_lhs): Update. * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update. * tree-ssa-reassoc.c (branch_fixup): Update. * tree-ssa-tail-merge.c (replace_block_by): Update. * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Update. (compute_path_counts): Update. (update_profile): Update. (recompute_probabilities): Update. (update_joiner_offpath_counts): Update. (estimated_freqs_path): Update. (freqs_to_counts_path): Update. (clear_counts_path): Update. (ssa_fix_duplicate_block_edges): Update. (duplicate_thread_path): Update. * tree-switch-conversion.c (hoist_edge_and_branch_if_true): Update. (case_bit_test_cmp): Update. (collect_switch_conv_info): Update. (gen_inbound_check): Update. (do_jump_if_equal): Update. (emit_cmp_and_jump_insns): Update. * tree-tailcall.c (decrease_profile): Update. (eliminate_tail_call): Update. * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update. (vect_do_peeling): Update. * tree-vect-loop.c (scale_profile_for_vect_loop): Update. * ubsan.c (ubsan_expand_null_ifn): Update. (ubsan_expand_ptr_ifn): Update. * value-prof.c (gimple_divmod_fixed_value): Update. (gimple_mod_pow2): Update. (gimple_mod_subtract): Update. (gimple_ic): Update. (gimple_stringop_fixed_value): Update. 2017-10-19 Uros Bizjak PR target/82618 * config/i386/i386.md (sub to cmp): New peephole2 pattern. 2017-10-19 Alexander Monakov PR rtl-optimization/82395 * ira-color.c (allocno_priority_compare_func): Fix comparison step based on non_spilled_static_chain_regno_p. 2017-10-19 Uros Bizjak * config/i386/i386.c (output_387_binary_op): Rewrite SSE part. (ix86_emit_mode_set): Rewrite insn mnemonic construction. (ix86_prepare_fp_compare_args): Redefine is_sse as bool. 2017-10-19 Martin Sebor PR tree-optimization/82596 * tree.c (array_at_struct_end_p): Handle STRING_CST. 2017-10-19 Eric Botcazou * asan.c (handle_builtin_alloca): Deal with all alloca variants. (get_mem_refs_of_builtin_call): Likewise. * builtins.c (expand_builtin_apply): Adjust call to allocate_dynamic_stack_space. (expand_builtin_alloca): For __builtin_alloca_with_align_and_max, pass the third argument to allocate_dynamic_stack_space, otherwise -1. (expand_builtin): Deal with all alloca variants. (is_inexpensive_builtin): Likewise. * builtins.def (BUILT_IN_ALLOCA_WITH_ALIGN_AND_MAX): New. * calls.c (special_function_p): Deal with all alloca variants. (initialize_argument_information): Adjust call to allocate_dynamic_stack_space. (expand_call): Likewise. * cfgexpand.c (expand_call_stmt): Deal with all alloca variants. * doc/extend.texi (Built-ins): Add __builtin_alloca_with_align_and_max * explow.c (allocate_dynamic_stack_space): Add MAX_SIZE parameter and use it for the stack usage computation. * explow.h (allocate_dynamic_stack_space): Adjust prototype. * function.c (gimplify_parameters): Call build_alloca_call_expr. * gimple-ssa-warn-alloca.c (alloca_call_type): Simplify control flow. Take into account 3rd argument of __builtin_alloca_with_align_and_max. (in_loop_p): Remove first argument and useless check. (pass_walloca::execute): Remove useless test and adjust call to above. * gimple.c (gimple_build_call_from_tree): Deal with all alloc variants * gimplify.c (gimplify_vla_decl): Call build_alloca_call_expr. (gimplify_call_expr): Deal with all alloca variants. * hsa-gen.c (gen_hsa_alloca): Likewise. (gen_hsa_insns_for_call): Likewise. * ipa-pure-const.c (special_builtin_state): Likewise. * tree-chkp.c (chkp_build_returned_bound): Likewise. * tree-object-size.c (alloc_object_size): Likewise. * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise. (call_may_clobber_ref_p_1): Likewise. * tree-ssa-ccp.c (evaluate_stmt): Likewise. (ccp_fold_stmt): Likewise. (optimize_stack_restore): Likewise. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise. (mark_all_reaching_defs_necessary_1): Likewise. (propagate_necessity): Likewise. (eliminate_unnecessary_stmts): Likewise. * tree.c (build_common_builtin_nodes): Build BUILT_IN_ALLOCA_WITH_ALIGN_AND_MAX. (build_alloca_call_expr): New function. * tree.h (ALLOCA_FUNCTION_CODE_P): New macro. (CASE_BUILT_IN_ALLOCA): Likewise. (build_alloca_call_expr): Declare. * varasm.c (incorporeal_function_p): Deal with all alloca variants. 2017-10-19 Eric Botcazou PR debug/82509 * dwarf2out.c (new_die_raw): New static inline function. (new_die): Use it to create the DIE. (add_AT_external_die_ref): Likewise. (clone_die): Likewise. (clone_as_declaration): Likewise. (dwarf2out_vms_debug_main_pointer): Likewise. (base_type_die): Likewise. Remove early return for corner cases. Do not call add_pubtype on the DIE here. (is_base_type): Remove ERROR_MARK and return 0 for VOID_TYPE. (modified_type_die): Adjust the lookup for reverse order DIEs. Skip typedefs for base types with DW_AT_endianity. Make sure a DIE with native order exists for base types, attach the DIE manually and call add_pubtype on it. Do not equate a reverse order DIE to the type. 2017-10-19 Richard Earnshaw * config/arm/arm.c (align_ok_ldrd_strd): New function. (mem_ok_for_ldrd_strd): New parameter align. Extract the alignment of the mem into it. (gen_operands_ldrd_strd): Validate the alignment of the accesses. 2017-10-19 Jakub Jelinek * flag-types.h (enum sanitize_code): Add SANITIZE_BUILTIN. Or SANITIZE_BUILTIN into SANITIZE_UNDEFINED. * sanitizer.def (BUILT_IN_UBSAN_HANDLE_INVALID_BUILTIN, BUILT_IN_UBSAN_HANDLE_INVALID_BUILTIN_ABORT): New builtins. * opts.c (sanitizer_opts): Add builtin. * ubsan.c (instrument_builtin): New function. (pass_ubsan::execute): Call it. (pass_ubsan::gate): Enable even for SANITIZE_BUILTIN. * doc/invoke.texi: Document -fsanitize=builtin. * ubsan.c (ubsan_expand_null_ifn): Use _v1 suffixed type mismatch builtins, store max (log2 (align), 0) into uchar field instead of align into uptr field. (ubsan_expand_objsize_ifn): Use _v1 suffixed type mismatch builtins, store uchar 0 field instead of uptr 0 field. (instrument_nonnull_return): Use _v1 suffixed nonnull return builtin, instead of passing one address of struct with 2 locations pass two addresses of structs with 1 location each. * sanitizer.def (BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH, BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_ABORT, BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN, BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_ABORT): Removed. (BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1, BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1_ABORT, BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1, BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1_ABORT): New builtins. 2017-10-19 Martin Liska PR driver/81829 * file-find.c (remove_prefix): Remove. * file-find.h (remove_prefix): Likewise. * gcc-ar.c: Remove smartness of lookup. 2017-10-19 Segher Boessenkool * config/rs6000/rs6000.md (*call_indirect_aix, *call_value_indirect_aix, *call_indirect_elfv2, *call_value_indirect_elfv2): Add correct mode to the unspec. 2017-10-19 Jakub Jelinek PR target/82580 * config/i386/i386.md (setcc + movzbl to xor + setcc): New peephole2. (setcc + and to xor + setcc): New peephole2. 2017-10-19 Tom de Vries * doc/sourcebuild.texi (Test Directives, Variants of dg-require-support): Add dg-require-stack-size. 2017-10-19 Martin Liska PR sanitizer/82517 * gimplify.c (gimplify_decl_expr): Do not instrument variables that have a large alignment. (gimplify_target_expr): Likewise. 2017-10-18 Segher Boessenkool PR rtl-optimization/82602 * ira.c (rtx_moveable_p): Return false for volatile asm. 2017-10-18 Uros Bizjak PR target/82580 * config/i386/i386-modes.def (CCGZ): New CC mode. * config/i386/i386.md (sub3_carry_ccgz): New insn pattern. * config/i386/predicates.md (ix86_comparison_operator): Handle CCGZmode. * config/i386/i386.c (ix86_expand_branch) : Emulate LE, LEU, GT, GTU, LT, LTU, GE and GEU double-word comparisons with double-word subtraction. (put_condition_code): Handle CCGZmode. 2017-10-18 Aldy Hernandez * wide-int.cc (debug (const wide_int &)): New. (debug (const wide_int *)): New. (debug (const widest_int &)): New. (debug (const widest_int *)): New. 2017-10-18 Vladimir Makarov PR middle-end/82556 * lra-constraints.c (curr_insn_transform): Use non-input operand instead of output one for matched reload. 2017-10-18 Bin Cheng * tree-loop-distribution.c (INCLUDE_ALGORITHM): New header file. (tree-ssa-loop-ivopts.h): New header file. (struct builtin_info): New fields. (classify_builtin_1): Compute and record base and offset parts for memset builtin partition by calling strip_offset. (offset_cmp, fuse_memset_builtins): New functions. (finalize_partitions): Fuse adjacent memset partitions by calling above function. * tree-ssa-loop-ivopts.c (strip_offset): Delete static declaration. Expose the interface. * tree-ssa-loop-ivopts.h (strip_offset): New declaration. 2017-10-18 Bin Cheng PR tree-optimization/82574 * tree-loop-distribution.c (find_single_drs): New parameter. Check that data reference must be executed exactly once per iteration against the outermost loop in nest. (classify_partition): Update call to above function. 2017-10-18 Richard Biener PR tree-optimization/82591 * graphite.c (graphite_transform_loops): Move code gen message printing ... * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl): Here. Handle scop_to_isl_ast failing. (scop_to_isl_ast): Limit the number of ISL operations. 2017-10-18 Richard Biener * graphite-isl-ast-to-gimple.c (translate_isl_ast_to_gimple::set_rename): Simplify. (translate_isl_ast_to_gimple::set_rename_for_each_def): Inline... (graphite_copy_stmts_from_block): ... here. (copy_bb_and_scalar_dependences): Simplify. (add_parameters_to_ivs_params): Canonicalize. (generate_entry_out_of_ssa_copies): Simplify. * graphite-sese-to-poly.c (extract_affine_name): Simplify by passing in ISL dimension. (parameter_index_in_region_1): Rename to ... (parameter_index_in_region): ... this. (extract_affine): Adjust assert, pass down parameter index. (add_param_constraints): Use range-info when available. (build_scop_context): Adjust. * sese.c (new_sese_info): Adjust. (free_sese_info): Likewise. * sese.h (bb_map_t, rename_map_t, phi_rename, init_back_edge_pair_t): Remove unused typedefs. (struct sese_info_t): Simplify rename_map, remove incomplete_phis. 2017-10-18 Martin Liska * combine.c (simplify_compare_const): Add gcc_fallthrough. 2017-10-18 Robin Dapp * config/s390/s390.c (s390_bb_fallthru_entry_likely): New function. (s390_sched_init): Do not reset s390_sched_state if we entered the current basic block via a fallthru edge and all others are unlikely. 2017-10-18 Robin Dapp * config/s390/s390.c (NUM_SIDES): New variable. (LONGRUNNING_THRESHOLD): New variable. (LATENCY_FACTOR): New variable. (s390_sched_score): Decrease score for long-running instructions on wrong side. (s390_sched_variable_issue): Perform bookkeeping for long-running instructions. 2017-10-18 Richard Biener * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id): Simplify with removal of the parameter rename map. (set_rename): Likewise. (should_copy_to_new_region): Likewise. (graphite_copy_stmts_from_block): Likewise. (copy_bb_and_scalar_dependences): Remove initialization of unused copied_bb_map. (copy_def): Remove. (copy_internal_parameters): Likewise. (graphite_regenerate_ast_isl): Do not call copy_internal_parameters. * graphite-scop-detection.c (scop_detection::stmt_simple_for_scop_p): Use INTEGRAL_TYPE_P. (parameter_index_in_region_1): Rename to ... (assign_parameter_index_in_region): ... this. Assert we have a parameter we handle. (scan_tree_for_params): Adjust. * sese.h (parameter_rename_map_t): Remove. (struct sese_info_t): Remove unused parameter_rename_map and copied_bb_map members. * sese.c (new_sese_info): Adjust. (free_sese_info): Likewise. 2017-10-18 Martin Liska PR sanitizer/82545 * asan.c (asan_expand_poison_ifn): Do not put gimple stmt on an abnormal edge. 2017-10-18 Sebastian Huber * doc/invoke.texi (ffunction-sections and fdata-sections): Update. 2017-10-17 Eric Botcazou * tree-ssa-loop-ivopts.c (add_autoinc_candidates): Bail out only if the use statement can throw internally. 2017-10-17 Eric Botcazou * config/visium/visium.c (visium_select_cc_mode): Return CCmode for any RTX present on the RHS of a SET. * compare-elim.c (try_eliminate_compare): Restore comment. 2017-10-17 Jakub Jelinek * langhooks.h (struct lang_hooks): Document that tree_size langhook may be also called on tcc_type nodes. * langhooks.c (lhd_tree_size): Likewise. 2017-10-17 David Malcolm * gimple-ssa-sprintf.c (fmtwarn): Update for changed signature of format_warning_at_substring. (maybe_warn): Convert source_range * param to a location_t. Pass UNKNOWN_LOCATION rather than NULL to fmtwarn. (format_directive): Remove code to extract source_ranges and source_range * in favor of just a location_t. (parse_directive): Pass UNKNOWN_LOCATION rather than NULL to fmtwarn. * substring-locations.c (format_warning_va): Convert source_range * param to a location_t. (format_warning_at_substring): Likewise. * substring-locations.h (format_warning_va): Likewise. (format_warning_at_substring): Likewise. 2017-10-17 Jan Hubicka * target.h (enum vect_cost_for_stmt): Add vec_gather_load and vec_scatter_store * tree-vect-stmts.c (record_stmt_cost): Make difference between normal and scatter/gather ops. * aarch64/aarch64.c (aarch64_builtin_vectorization_cost): Add vec_gather_load and vec_scatter_store. * arm/arm.c (arm_builtin_vectorization_cost): Likewise. * powerpcspe/powerpcspe.c (rs6000_builtin_vectorization_cost): Likewise. * rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Likewise. * s390/s390.c (s390_builtin_vectorization_cost): Likewise. * spu/spu.c (spu_builtin_vectorization_cost): Likewise. * i386/i386.c (x86_builtin_vectorization_cost): Likewise. 2017-10-17 Uros Bizjak * reg-stack.c (compare_for_stack_reg): Add bool argument. Detect FTST instruction and handle its register pops. Only pop second operand if can_pop_second_op is true. (subst_stack_regs_pat) : Detect FCOMI instruction to set can_pop_second_op to false in the compare_for_stack_reg call. * config/i386/i386.md (*cmpi): Only call output_fp_compare for stack register operands. * config/i386/i386.c (output_fp_compare): Do not output SSE compare instructions here. Do not emit stack register pops here. Assert that FCOMPP pops next to top stack register. Rewrite function. 2017-10-17 Nathan Sidwell PR middle-end/82577 * alias.c (compare_base_decls): Check HAS_DECL_ASSEMBLER_NAME_P, use DECL_ASSEMBLER_NAME_RAW. PR middle-end/82546 * tree.c (tree_code_size): Reformat. Punt to lang hook for unknown TYPE nodes. 2017-10-17 Qing Zhao Wilco Dijkstra * builtins.c (expand_builtin_update_setjmp_buf): Add a converstion to Pmode from the buf_addr. 2017-10-17 Richard Biener * graphite-dependences.c (scop_get_reads_and_writes): Change output parameters to references. 2017-10-17 Jackson Woodruff PR 71026/tree-optimization * fold-const.c (distribute_real_division): Removed. (fold_binary_loc): Remove calls to distribute_real_divison. 2017-10-17 Richard Biener * graphite-scop-detection.c (scop_detection::stmt_has_simple_data_refs_p): Always use the full nest as region. (try_generate_gimple_bb): Likewise. * sese.c (scalar_evolution_in_region): Simplify now that SCEV can handle instantiation in regions. * tree-scalar-evolution.c (instantiate_scev_name): Also instantiate in the non-loop part of a function if requested. 2017-10-17 Richard Biener PR tree-optimization/82563 * graphite-isl-ast-to-gimple.c (generate_entry_out_of_ssa_copies): New function. (graphite_regenerate_ast_isl): Call it. * graphite-scop-detection.c (build_scops): Remove entry edge split. 2017-10-17 Jakub Jelinek PR tree-optimization/82549 * fold-const.c (optimize_bit_field_compare, fold_truth_andor_1): Formatting fixes. Instead of calling make_bit_field_ref with negative bitpos return 0. 2017-10-17 Olga Makhotina * config/i386/avx512dqintrin.h (_mm_mask_reduce_sd, _mm_maskz_reduce_sd, _mm_mask_reduce_ss,=20 _mm_maskz_reduce_ss): New. * config/i386/i386-builtin.def (__builtin_ia32_reducesd_mask, __builtin_ia32_reducess_mask): Ditto.. (__builtin_ia32_reducesd, __builtin_ia32_reducess): Remove. * config/i386/sse.md (reduces): Renamed to ... (reduces): ... this. (vreduce\t{%3, %2, %1, %0|%0, %1, %2, %3}): Changed to ... (vreduce\t{%3, %2, %1, %0| %0, %1, %2, %3}): ... this. 2017-10-16 David Malcolm * Makefile.in (OBJS): Add unique-ptr-tests.o. * selftest-run-tests.c (selftest::run_tests): Call selftest::unique_ptr_tests_cc_tests. * selftest.h (selftest::unique_ptr_tests_cc_tests): New decl. * unique-ptr-tests.cc: New file. 2017-10-16 Vladimir Makarov PR sanitizer/82353 * lra.c (collect_non_operand_hard_regs): Don't ignore operator locations. * lra-lives.c (bb_killed_pseudos, bb_gen_pseudos): Move up. (make_hard_regno_born, make_hard_regno_dead): Update bb_killed_pseudos and bb_gen_pseudos for fixed regs. 2017-10-16 Jeff Law * tree-ssa-dse.c (live_bytes_read): Fix thinko. 2017-10-16 Jan Hubicka * x86-tune-costs.h (znver1_cost): Fix move cost tables. 2017-10-16 Olivier Hainque * gcc/config.gcc (powerpc*-*-*spe*): Pick 8548 as the default with_cpu if we were configured for an e500v2 target cpu name. 2017-10-16 Thomas Preud'homme * config/arm/arm-cpus.in (cortex-m33): Add nodsp option. * doc/invoke.texi: Document +nodsp as a valid extension for -mcpu=cortex-m33. 2017-10-16 Martin Liska * sbitmap.c (bitmap_bit_in_range_p_checking): New function. (test_set_range): Likewise. (test_range_functions): Rename to ... (test_bit_in_range): ... this. (sbitmap_c_tests): Add new test. 2017-10-16 Tamar Christina * config/aarch64/arm_neon.h (vdot_u32, vdotq_u32, vdot_s32, vdotq_s32): New. (vdot_lane_u32, vdot_laneq_u32, vdotq_lane_u32, vdotq_laneq_u32): New. (vdot_lane_s32, vdot_laneq_s32, vdotq_lane_s32, vdotq_laneq_s32): New. 2017-10-16 Tamar Christina * config/aarch64/aarch64-builtins.c (aarch64_types_quadopu_lane_qualifiers): New. (TYPES_QUADOPU_LANE): New. * config/aarch64/aarch64-simd.md (aarch64_dot): New. (dot_prod, aarch64_dot_lane): New. (aarch64_dot_laneq): New. * config/aarch64/aarch64-simd-builtins.def (sdot, udot): New. (sdot_lane, udot_lane, sdot_laneq, udot_laneq): New. * config/aarch64/iterators.md (sur): Add UNSPEC_SDOT, UNSPEC_UDOT. (Vdottype, DOTPROD): New. (sur): Add SDOT and UDOT. 2017-10-16 Tamar Christina * config/aarch64/aarch64.h (AARCH64_FL_DOTPROD): New. (AARCH64_ISA_DOTPROD, TARGET_DOTPROD): New. * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Add TARGET_DOTPROD. * config/aarch64/aarch64-option-extensions.def (dotprod): New. * config/aarch64/aarch64-cores.def (cortex-a55, cortex-a75): Enable TARGET_DOTPROD. (cortex-a75.cortex-a55): Likewise. * doc/invoke.texi (aarch64-feature-modifiers): Document dotprod. 2017-10-16 Tamar Christina * config/arm/arm-builtins.c (arm_unsigned_uternop_qualifiers): New. (UTERNOP_QUALIFIERS, arm_umac_lane_qualifiers, UMAC_LANE_QUALIFIERS): New. * config/arm/arm_neon_builtins.def (sdot, udot, sdot_lane, udot_lane): New. * config/arm/iterators.md (DOTPROD, VSI2QI, vsi2qi): New. (UNSPEC_DOT_S, UNSPEC_DOT_U, opsuffix): New. * config/arm/neon.md (neon_dot): New. (neon_dot_lane, dot_prod): New. * config/arm/types.md (neon_dot, neon_dot_q): New. * config/arm/unspecs.md (sup): Add UNSPEC_DOT_S, UNSPEC_DOT_U. 2017-10-16 Tamar Christina * config/arm/arm.h (TARGET_DOTPROD): New. * config/arm/arm.c (arm_arch_dotprod): New. (arm_option_reconfigure_globals): Add arm_arch_dotprod. * config/arm/arm-c.c (__ARM_FEATURE_DOTPROD): New. * config/arm/arm-cpus.in (armv8.2-a): Enabled +dotprod. (feature dotprod, group dotprod, ALL_SIMD_INTERNAL): New. (ALL_FPU_INTERNAL): Use ALL_SIMD_INTERNAL. * config/arm/t-multilib (v8_2_a_simd_variants): Add dotprod. * doc/invoke.texi (armv8.2-a): Document dotprod 2017-10-14 Jan Hubicka * i386.c (ix86_vec_cost): New function. (ix86_rtx_costs): Handle vector operations better. * i386.h (struct processor_costs): Add sse_op, fmasd, fmass. * x86-tune-costs.h: Add new costs to all tables. 2017-10-14 Jan Hubicka * i386.c (ix86_rtx_costs): Make difference between x87 and SSE operations. * i386.h (struct processor_costs): Add addss, mulss, mulsd, divss, divsd, sqrtss and sqrtsd * x86-tune-costs.h: Add new entries to all costs. (znver1_cost): Fix to match real instruction latencies. 2017-10-14 Kyrylo Tkachov Michael Collison * compare-elim.c: Include emit-rtl.h. (can_merge_compare_into_arith): New function. (try_validate_parallel): Likewise. (try_merge_compare): Likewise. (try_eliminate_compare): Call the above when no previous clobber is available. (execute_compare_elim_after_reload): Add DF_UD_CHAIN and DF_DU_CHAIN dataflow problems. 2017-10-14 Jakub Jelinek PR middle-end/62263 PR middle-end/82498 * tree-ssa-phiopt.c (value_replacement): Comment fix. Handle up to 2 preparation statements for ASSIGN in MIDDLE_BB. PR middle-end/62263 PR middle-end/82498 * tree-ssa-forwprop.c (simplify_rotate): Allow def_arg1[N] to be any operand_equal_p operands. For & (B - 1) require B to be power of 2. Recognize (X << (Y & (B - 1))) | (X >> ((-Y) & (B - 1))) and similar patterns. 2017-10-14 Uros Bizjak PR bootstrap/82553 * optabs.c (expand_memory_blockage): Fix call of targetm.have_memory_blockage. 2017-10-14 Jakub Jelinek PR bootstrap/82548 * config.gcc (*-*-solaris2*, i[34567]86-*-cygwin*, x86_64-*-cygwin*, i[34567]86-*-mingw* | x86_64-*-mingw*): Append objects to extra_objs instead of overwriting it. 2017-10-14 Uros Bizjak * config/i386/sync.md (FILD_ATOMIC/FIST_ATOMIC FP load peephole2): Use any_fp_register_operand as operand[3] predicate. Simplify equality test for operands[2] and operands[4] memory location. (LDX_ATOMIC/STX_ATOMIC FP load peephole2): Ditto. (FILD_ATOMIC/FIST_ATOMIC FP load peephole2 with mem blockage): New. (LDX_ATOMIC/LDX_ATOMIC FP load peephole2 with mem blockage): Ditto. (FILD_ATOMIC/FIST_ATOMIC FP store peephole2): Use any_fp_register_operand as operand[1] predicate. Simplify equality test for operands[0] and operands[3] memory location. (LDX_ATOMIC/STX_ATOMIC FP store peephole2): Ditto. (FILD_ATOMIC/FIST_ATOMIC FP store peephole2 with mem blockage): New. (LDX_ATOMIC/LDX_ATOMIC FP storepeephole2 with mem blockage): Ditto. 2017-10-14 Uros Bizjak * target-insns.def: Add memory_blockage. * optabs.c (expand_memory_blockage): New function. (expand_asm_memory_barrier): Rename ... (expand_asm_memory_blockage): ... to this. (expand_mem_thread_fence): Call expand_memory_blockage instead of expand_asm_memory_barrier. (expand_mem_singnal_fence): Ditto. (expand_atomic_load): Ditto. (expand_atomic_store): Ditto. * doc/md.texi (Standard Pattern Names For Generation): Document memory_blockage instruction pattern. 2017-10-13 Sebastian Perta * config/rl78/rl78.c (rl78_emit_libcall): New function. * config/rl78/rl78-protos.h (rl78_emit_libcall): New function. * config/rl78/rl78.md: New define_expand "adddi3". 2017-10-13 Jan Hubicka * cfghooks.c (verify_flow_info): Disable check that all probabilities are set correctly. 2017-10-13 Jeff Law * tree-ssa-reassoc.c (reassociate_bb): Clarify code slighly. 2017-10-13 Jakub Jelinek PR target/82274 * internal-fn.c (expand_mul_overflow): If both operands have the same highpart of -1 or 0 and the topmost bit of lowpart is different, overflow is if res <= 0 rather than res < 0. 2017-10-13 Pat Haugen * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Remove TARGET_P9_VECTOR code for unaligned_load case. 2017-10-13 Jan Hubicka * cfghooks.c (verify_flow_info): Check that edge probabilities are set. 2017-10-13 Nathan Sidwell * tree-core.h (tree_contains_struct): Make bool. * tree.c (tree_contains_struct): Likewise. * tree.h (MARK_TS_BASE): Remove do ... while (0) idiom. (MARK_TS_TYPED, MARK_TS_COMMON, MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC, MARK_TS_DECL_MINIMAL, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL, MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): Likewise, use comma operator. 2017-10-13 Richard Biener * graphite-isl-ast-to-gimple.c (translate_isl_ast_to_gimple::get_rename_from_scev): Remove unused parameters and dominance check. (translate_isl_ast_to_gimple::graphite_copy_stmts_from_block): Adjust. (translate_isl_ast_to_gimple::copy_bb_and_scalar_dependences): Likewise. (translate_isl_ast_to_gimple::graphite_regenerate_ast_isl): Do not update SSA form here or do intermediate IL verification. * graphite.c: Include tree-ssa.h and tree-into-ssa.h. (graphite_initialize): Remove check on the number of loops in the function and inline into graphite_transform_loops. (graphite_finalize): Inline into graphite_transform_loops. (graphite_transform_loops): Perform SSA update and IL verification here. * params.def (PARAM_GRAPHITE_MIN_LOOPS_PER_FUNCTION): Remove. 2017-10-13 Richard Biener * graphite-isl-ast-to-gimple.c (max_mode_int_precision, graphite_expression_type_precision): Avoid global constructor by moving ... (translate_isl_ast_to_gimple::translate_isl_ast_to_gimple): Here. (translate_isl_ast_to_gimple::graphite_expr_type): Add type member. (translate_isl_ast_to_gimple::translate_isl_ast_node_for): Use it. (translate_isl_ast_to_gimple::build_iv_mapping): Likewise. (translate_isl_ast_to_gimple::graphite_create_new_guard): Likewise. * graphite-sese-to-poly.c (build_original_schedule): Return nothing. 2017-10-13 H.J. Lu PR target/82499 * config/i386/i386.h (ix86_red_zone_size): New. * config/i386/i386.md (push peephole2s): Replace "!ix86_using_red_zone ()" with "ix86_red_zone_size == 0". 2017-10-13 Richard Sandiford Alan Hayward David Sherwood * combine.c (can_change_dest_mode): Reject changes in REGMODE_NATURAL_SIZE. 2017-10-13 Richard Sandiford Alan Hayward David Sherwood * cfgexpand.c (expand_debug_expr): Use GET_MODE_UNIT_BITSIZE. (expand_debug_source_expr): Likewise. * combine.c (combine_simplify_rtx): Likewise. * cse.c (fold_rtx): Likewise. * fwprop.c (canonicalize_address): Likewise. * targhooks.c (default_shift_truncation_mask): Likewise. 2017-10-13 Richard Sandiford Alan Hayward David Sherwood * optabs.c (add_equal_note): Use GET_MODE_UNIT_SIZE. (widened_mode): Likewise. (expand_unop): Likewise. * ree.c (transform_ifelse): Likewise. (merge_def_and_ext): Likewise. (combine_reaching_defs): Likewise. * simplify-rtx.c (simplify_unary_operation_1): Likewise. 2017-10-13 Richard Sandiford Alan Hayward David Sherwood * caller-save.c (replace_reg_with_saved_mem): Use byte_lowpart_offset. * combine.c (gen_lowpart_for_combine): Likewise. * dwarf2out.c (rtl_for_decl_location): Likewise. * final.c (alter_subreg): Likewise. * rtlhooks.c (gen_lowpart_general): Likewise. (gen_lowpart_if_possible): Likewise. 2017-10-13 Richard Sandiford Alan Hayward David Sherwood * calls.c (expand_call): Use subreg_lowpart_offset. * cse.c (cse_insn): Likewise. * regcprop.c (copy_value): Likewise. (copyprop_hardreg_forward_1): Likewise. 2017-10-13 Jakub Jelinek PR target/82524 * config/i386/i386.md (addqi_ext_1, andqi_ext_1, *andqi_ext_1_cc, *qi_ext_1, *xorqi_ext_1_cc): Change =Q constraints to +Q and into insn condition add check that operands[0] and operands[1] are equal. (*addqi_ext_2, *andqi_ext_2, *qi_ext_2): Change =Q constraints to +Q and into insn condition add check that operands[0] is equal to either operands[1] or operands[2]. PR target/82498 * fold-const.c (fold_binary_loc) : Code cleanups, instead of handling MINUS_EXPR twice (once for each argument), canonicalize operand order and handle just once, use rtype where possible. Handle (A << B) | (A >> (-B & (Z - 1))). PR target/82498 * config/i386/ia32intrin.h (__rold, __rord, __rolq, __rorq): Allow any values of __C while still being pattern recognizable as a simple rotate instruction. 2017-10-13 Richard Biener PR tree-optimization/82451 Revert 2017-10-02 Richard Biener PR tree-optimization/82355 * graphite-isl-ast-to-gimple.c (build_iv_mapping): Also build a mapping for the enclosing loop but avoid generating one for the loop tree root. (copy_bb_and_scalar_dependences): Remove premature codegen error on PHIs in blocks duplicated into multiple places. * graphite-scop-detection.c (scop_detection::stmt_has_simple_data_refs_p): For a loop not in the region use it as loop and nest to analyze the DR in. (try_generate_gimple_bb): Likewise. * graphite-sese-to-poly.c (extract_affine_chrec): Adjust. (add_loop_constraints): For blocks in a loop not in the region create a dimension with a single iteration. * sese.h (gbb_loop_at_index): Remove assert. * cfgloop.c (loop_preheader_edge): For the loop tree root return the single successor of the entry block. * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl): Reset the SCEV hashtable and niters. * graphite-scop-detection.c (scop_detection::graphite_can_represent_scev): Add SCOP parameter, assert that we only have POLYNOMIAL_CHREC that vary in loops contained in the region. (scop_detection::graphite_can_represent_expr): Adjust. (scop_detection::stmt_has_simple_data_refs_p): For loops not in the region set loop to NULL. The nest is now the entry edge to the region. (try_generate_gimple_bb): Likewise. * sese.c (scalar_evolution_in_region): Adjust for instantiate_scev change. * tree-data-ref.h (graphite_find_data_references_in_stmt): Make nest parameter the edge into the region. (create_data_ref): Likewise. * tree-data-ref.c (dr_analyze_indices): Make nest parameter an entry edge into a region and adjust instantiate_scev calls. (create_data_ref): Likewise. (graphite_find_data_references_in_stmt): Likewise. (find_data_references_in_stmt): Pass the loop preheader edge from the nest argument. * tree-scalar-evolution.h (instantiate_scev): Make instantiate_below parameter the edge into the region. (instantiate_parameters): Use the loop preheader edge as entry. * tree-scalar-evolution.c (analyze_scalar_evolution): Handle NULL loop. (get_instantiated_value_entry): Make instantiate_below parameter the edge into the region. (instantiate_scev_name): Likewise. Adjust dominance checks, when we cannot use loop-based instantiation instantiate by walking use-def chains. (instantiate_scev_poly): Adjust. (instantiate_scev_binary): Likewise. (instantiate_scev_convert): Likewise. (instantiate_scev_not): Likewise. (instantiate_array_ref): Remove. (instantiate_scev_3): Likewise. (instantiate_scev_2): Likewise. (instantiate_scev_1): Likewise. (instantiate_scev_r): Do not blindly handle N-operand trees. Do not instantiate array-refs. Handle all constants and invariants. (instantiate_scev): Make instantiate_below parameter the edge into the region. (resolve_mixers): Use the loop preheader edge for the region parameter to instantiate_scev_r. * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Adjust. 2017-10-13 Richard Biener PR tree-optimization/82525 * graphite-isl-ast-to-gimple.c (translate_isl_ast_to_gimple::widest_int_from_isl_expr_int): Split out from ... (translate_isl_ast_to_gimple::gcc_expression_from_isl_expr_int): Here. Fail code generation when we cannot represent the isl integer. (binary_op_to_tree): Elide modulo operations that are no-ops in the type we code generate. Remove now superfluous code generation errors. 2017-10-13 Richard Biener * graphite-scop-detection.c (loop_ivs_can_be_represented): Remove. (scop_detection::harmful_loop_in_region): Remove premature IV type restriction. (scop_detection::graphite_can_represent_scev): We can handle pointer IVs just fine. 2017-10-13 Alan Modra * doc/extend.texi (Extended Asm ): Rename to "Clobbers and Scratch Registers". Add paragraph on alternative to clobbers for scratch registers and OpenBLAS example. 2017-10-13 Alan Modra * doc/extend.texi (Clobbers): Correct vax example. Delete old example of a memory input for a string of known length. Move commentary out of table. Add a number of new examples covering array memory inputs. 2017-10-12 Martin Liska PR tree-optimization/82493 * sbitmap.c (bitmap_bit_in_range_p): Fix the implementation. (test_range_functions): New function. (sbitmap_c_tests): Likewise. * selftest-run-tests.c (selftest::run_tests): Run new tests. * selftest.h (sbitmap_c_tests): New function. * tree-ssa-dse.c (live_bytes_read): Fix thinko. 2017-10-12 Michael Meissner * config/rs6000/amo.h: Fix spacing issue. 2017-10-12 Jakub Jelinek PR target/82498 * config/i386/i386.md (*ashl3_mask_1, *3_mask_1, *3_mask_1, *_mask_1, *btr_mask_1): New define_insn_and_split patterns. 2017-10-12 Jan Hubicka * profile-count.h (safe_scale_64bit): Fix GCC4.x path. (profile_probability): Set max_probability to (uint32_t) 1 << (n_bits - 2) and update accessors to avoid overlfows in temporaries. * profile-count.c (profile_probability::differs_from_p): Do not rely on max_probaiblity == 10000 2017-10-12 Jeff Law * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject ao_refs with negative offsets. 2017-10-12 Martin Sebor PR other/82301 PR c/82435 * cgraphunit.c (maybe_diag_incompatible_alias): New function. (handle_alias_pairs): Call it. * common.opt (-Wattribute-alias): New option. * doc/extend.texi (ifunc attribute): Discuss C++ specifics. * doc/invoke.texi (-Wattribute-alias): Document. 2017-10-12 Vladimir Makarov Revert 2017-10-11 Vladimir Makarov PR sanitizer/82353 * lra.c (collect_non_operand_hard_regs): Don't ignore operator locations. * lra-lives.c (bb_killed_pseudos, bb_gen_pseudos): Move up. (make_hard_regno_born, make_hard_regno_dead): Update bb_killed_pseudos and bb_gen_pseudos. 2017-10-12 Jan Hubicka * config/i386/x86-tune-sched.c (ix86_adjust_cost): Fix Zen support. 2017-10-12 Uros Bizjak * config/alpha/alpha.c (alpha_split_conditional_move): Use std::swap instead of manually swapping. (alpha_stdarg_optimize_hook): Ditto. (alpha_canonicalize_comparison): Ditto. 2017-10-12 Bin Cheng * tree-loop-distribution.c (struct builtin_info): New struct. (struct partition): Refactor fields into struct builtin_info. (partition_free): Free struct builtin_info. (build_size_arg_loc, build_addr_arg_loc): Delete. (generate_memset_builtin, generate_memcpy_builtin): Get memory range information from struct builtin_info. (find_single_drs): New function refactored from classify_partition. Also moved builtin validity checks to this function. (compute_access_range, alloc_builtin): New functions. (classify_builtin_st, classify_builtin_ldst): New functions. (classify_partition): Refactor code into functions find_single_drs, classify_builtin_st and classify_builtin_ldst. (distribute_loop): Don't do runtime alias check when distributing loop nest. (find_seed_stmts_for_distribution): New function. (pass_loop_distribution::execute): Refactor code finding seed stmts into above function. Support distribution for the innermost two-level loop nest. Adjust dump information. 2017-10-12 Bin Cheng * tree-loop-distribution.c: Adjust the general comment. (NUM_PARTITION_THRESHOLD): New macro. (ssa_name_has_uses_outside_loop_p): Support loop nest distribution. (classify_partition): Skip builtin pattern of loop nest's inner loop. (merge_dep_scc_partitions): New parameter ignore_alias_p and use it in call to build_partition_graph. (finalize_partitions): New parameter. Make loop distribution more conservative by fusing more partitions. (distribute_loop): Don't do runtime alias check in case of loop nest distribution. (find_seed_stmts_for_distribution): New function. (prepare_perfect_loop_nest): New function. (pass_loop_distribution::execute): Refactor code finding seed stmts and loop nest into above functions. Support loop nest distribution. Adjust dump information accordingly. 2017-10-12 Bin Cheng * tree-loop-distribution.c (break_alias_scc_partitions): Add comment and set PTYPE_SEQUENTIAL for merged partition. 2017-10-12 Richard Biener PR tree-optimization/69728 Revert 2017-09-19 Richard Biener PR tree-optimization/69728 * graphite-sese-to-poly.c (schedule_error): New global. (add_loop_schedule): Handle empty domain by failing the schedule. (build_original_schedule): Handle schedule_error. * graphite-sese-to-poly.c (add_loop_schedule): Handle empty domain by returning an unchanged schedule. 2017-10-12 Jakub Jelinek * genrecog.c (validate_pattern): For VEC_SELECT verify that CONST_INT selectors are 0 to GET_MODE_NUNITS (imode) - 1. 2017-10-12 Aldy Hernandez * Makefile.in (TAGS): Merge all the *.def files into one pattern. Handle params.def. 2017-10-12 Jakub Jelinek PR c++/82159 * expr.c (store_field): Don't optimize away bitsize == 0 store from CALL_EXPR with addressable return type. 2017-10-11 Segher Boessenkool * config/rs6000/rs6000.h (TARGET_ISEL64): Delete. * config/rs6000/rs6000.md (sel): Delete mode attribute. (movcc, isel_signed_, isel_unsigned_, *isel_reversed_signed_, *isel_reversed_unsigned_): Use TARGET_ISEL instead of TARGET_ISEL. 2017-10-11 David Edelsohn * config/rs6000/rs6000.c (rs6000_xcoff_asm_output_aligned_decl_common): Test for NULL decl. 2017-10-11 Segher Boessenkool * config/rs6000/predicates.md (zero_constant, all_ones_constant): Move up in file. (reg_or_cint_operand): Fix comment. (reg_or_zero_operand): New predicate. * config/rs6000/rs6000-protos.h (output_isel): Delete. * config/rs6000/rs6000.c (output_isel): Delete. * config/rs6000/rs6000.md (isel_signed_): Use reg_or_zero_operand instead of reg_or_cint_operand. Output instruction directly (not via output_isel). (isel_unsigned_): Ditto. (*isel_reversed_signed_): Use reg_or_zero_operand instead of gpc_reg_operand. Add an instruction alternative for this. Output instruction directly. (*isel_reversed_unsigned_): Ditto. 2017-10-11 Uros Bizjak * config/i386/i386.c (ix86_canonicalize_comparison): New function. (TARGET_CANONICALIZE_COMPARISON): Define. 2017-10-11 Qing Zhao PR target/81422 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately): Check whether the dest is REG before adding REG_EQUIV note. 2017-10-11 Vladimir Makarov PR sanitizer/82353 * lra.c (collect_non_operand_hard_regs): Don't ignore operator locations. * lra-lives.c (bb_killed_pseudos, bb_gen_pseudos): Move up. (make_hard_regno_born, make_hard_regno_dead): Update bb_killed_pseudos and bb_gen_pseudos. 2017-10-11 Nathan Sidwell * incpath.h (enum incpath_kind): Name enum, prefix values. (add_path, add_cpp_dir_path, get_added_cpp_dirs): Use incpath_kind. * incpath.c (heads, tails): Use INC_MAX. (add_env_var_paths, add_standard_paths): Use incpath_kind. (merge_include_chains, split_quote_chain, register_include_chains): Update incpath_kind names. (add_cpp_dir_path, add_path, get_added_cpp_dirs): Use incpath_kind. * config/darwin-c.c (add_system_framework_path): Update incpath_kind names. (add_framework_path, darwin_register_objc_includes): Likewise. * config/vms/vms-c.c (vms_c_register_includes): Likewise. 2017-10-11 Uros Bizjak * config/i386/i386.md (*cmp__i387): Do not use float_operator operator predicate. (*cmp__cc_i387): Ditto. * config/i386/predicates.md (float_operator): Remove predicate. 2017-10-11 Uros Bizjak * config/i386/i386.md (*jcc_0_i387): Remove insn pattern. (*jccxf_i387): Ditto. (*jcc_i387): Ditto. (*jccu_i387): Ditto. (*jcc__i387): Ditto. (*jcc_*_i387 splitters): Remove. * config/i386/i386-protos.h (ix86_split_fp_branch): Remove prototype. * config/i386/i386.c (ix86_split_fp_branch): Remove. * config/i386/predicates.md (ix86_swapped_fp_comparison_operator): Remove predicate. 2017-10-11 Jan Hubicka * profile-count.h (slow_safe_scale_64bit): New function. (safe_scale_64bit): New inline. (profile_count::max_safe_multiplier): Remove; use safe_scale_64bit. * profile-count.c: Include wide-int.h (slow_safe_scale_64bit): New. 2017-10-11 Nathan Sidwell * tree.h (DECL_ASSEMBLER_NAME_SET_P): Don't check HAS_DECL_ASSEMBLER_NAME_P. * gimple-expr.c (gimple_decl_printable_name: Check HAS_DECL_ASSEMBLER_NAME_P too. * ipa-utils.h (type_in_anonymous_namespace_p): Check DECL_ASSEMBLER_NAME_SET_P of TYPE_NAME. (odr_type_p): No need to assert TYPE_NAME is a TYPE_DECL. * passes.c (rest_of_decl_compilation): Check HAS_DECL_ASSEMBLER_NAME_P too. * recog.c (verify_changes): Likewise. * tree-pretty-print.c (dump_decl_name): Likewise. * tree-ssa-structalias.c (alias_get_name): Likewise. Reimplement. * tree.h (DECL_ASSEMBLER_NAME_RAW): New. (SET_DECL_ASSEMBLER_NAME): Use it. (DECL_ASSEMBLER_NAME_SET_P): Likewise. (COPY_DECL_ASSEMBLER_NAME): Likewise. * tree.c (decl_assembler_name): Use DECL_ASSEMBLER_NAME_RAW. 2017-10-11 Jan Hubicka * config.gcc (i386, x86_64): Add extra objects. * config/i386/i386-protos.h (ix86_rip_relative_addr_p): Declare. (ix86_min_insn_size): Declare. (ix86_issue_rate): Declare. (ix86_adjust_cost): Declare. (ia32_multipass_dfa_lookahead): Declare. (ix86_macro_fusion_p): Declare. (ix86_macro_fusion_pair_p): Declare. (ix86_bd_has_dispatch): Declare. (ix86_bd_do_dispatch): Declare. (ix86_core2i7_init_hooks): Declare. (ix86_atom_sched_reorder): Declare. * config/i386/i386.c Move all CPU cost tables to x86-tune-costs.h. (COSTS_N_BYTES): Move to x86-tune-costs.h. (DUMMY_STRINGOP_ALGS):Move to x86-tune-costs.h. (rip_relative_addr_p): Rename to ... (ix86_rip_relative_addr_p): ... this one; export. (memory_address_length): Update. (ix86_issue_rate): Move to x86-tune-sched.c. (ix86_flags_dependent): Move to x86-tune-sched.c. (ix86_agi_dependent): Move to x86-tune-sched.c. (exact_dependency_1): Move to x86-tune-sched.c. (exact_store_load_dependency): Move to x86-tune-sched.c. (ix86_adjust_cost): Move to x86-tune-sched.c. (ia32_multipass_dfa_lookahead): Move to x86-tune-sched.c. (ix86_macro_fusion_p): Move to x86-tune-sched.c. (ix86_macro_fusion_pair_p): Move to x86-tune-sched.c. (do_reorder_for_imul): Move to x86-tune-sched-atom.c. (swap_top_of_ready_list): Move to x86-tune-sched-atom.c. (ix86_sched_reorder): Move to x86-tune-sched-atom.c. (core2i7_first_cycle_multipass_init): Move to x86-tune-sched-core.c. (core2i7_dfa_post_advance_cycle): Move to x86-tune-sched-core.c. (min_insn_size): Rename to ... (ix86_min_insn_size): ... this one; export. (core2i7_first_cycle_multipass_begin): Move to x86-tune-sched-core.c. (core2i7_first_cycle_multipass_issue): Move to x86-tune-sched-core.c. (core2i7_first_cycle_multipass_backtrack): Move to x86-tune-sched-core.c. (core2i7_first_cycle_multipass_end): Move to x86-tune-sched-core.c. (core2i7_first_cycle_multipass_fini): Move to x86-tune-sched-core.c. (ix86_sched_init_global): Break up logic to ix86_core2i7_init_hooks. (ix86_avoid_jump_mispredicts): Update. (TARGET_SCHED_DISPATCH): Move to ix86-tune-sched-bd.c. (TARGET_SCHED_DISPATCH_DO): Move to ix86-tune-sched-bd.c. (TARGET_SCHED_REORDER): Move to ix86-tune-sched-bd.c. (DISPATCH_WINDOW_SIZE): Move to ix86-tune-sched-bd.c. (MAX_DISPATCH_WINDOWS): Move to ix86-tune-sched-bd.c. (MAX_INSN): Move to ix86-tune-sched-bd.c. (MAX_IMM): Move to ix86-tune-sched-bd.c. (MAX_IMM_SIZE): Move to ix86-tune-sched-bd.c. (MAX_IMM_32): Move to ix86-tune-sched-bd.c. (MAX_IMM_64): Move to ix86-tune-sched-bd.c. (MAX_LOAD): Move to ix86-tune-sched-bd.c. (MAX_STORE): Move to ix86-tune-sched-bd.c. (BIG): Move to ix86-tune-sched-bd.c. (enum dispatch_group): Move to ix86-tune-sched-bd.c. (enum insn_path): Move to ix86-tune-sched-bd.c. (get_mem_group): Move to ix86-tune-sched-bd.c. (is_cmp): Move to ix86-tune-sched-bd.c. (dispatch_violation): Move to ix86-tune-sched-bd.c. (is_branch): Move to ix86-tune-sched-bd.c. (is_prefetch): Move to ix86-tune-sched-bd.c. (init_window): Move to ix86-tune-sched-bd.c. (allocate_window): Move to ix86-tune-sched-bd.c. (init_dispatch_sched): Move to ix86-tune-sched-bd.c. (is_end_basic_block): Move to ix86-tune-sched-bd.c. (process_end_window): Move to ix86-tune-sched-bd.c. (allocate_next_window): Move to ix86-tune-sched-bd.c. (find_constant): Move to ix86-tune-sched-bd.c. (get_num_immediates): Move to ix86-tune-sched-bd.c. (has_immediate): Move to ix86-tune-sched-bd.c. (get_insn_path): Move to ix86-tune-sched-bd.c. (get_insn_group): Move to ix86-tune-sched-bd.c. (count_num_restricted): Move to ix86-tune-sched-bd.c. (fits_dispatch_window): Move to ix86-tune-sched-bd.c. (add_insn_window): Move to ix86-tune-sched-bd.c. (add_to_dispatch_window): Move to ix86-tune-sched-bd.c. (debug_dispatch_window_file): Move to ix86-tune-sched-bd.c. (debug_dispatch_window): Move to ix86-tune-sched-bd.c. (debug_insn_dispatch_info_file): Move to ix86-tune-sched-bd.c. (debug_ready_dispatch): Move to ix86-tune-sched-bd.c. (do_dispatch): Move to ix86-tune-sched-bd.c. (has_dispatch): Move to ix86-tune-sched-bd.c. * config/i386/t-i386: Add new object files. * config/i386/x86-tune-costs.h: New file. * config/i386/x86-tune-sched-atom.c: New file. * config/i386/x86-tune-sched-bd.c: New file. * config/i386/x86-tune-sched-core.c: New file. * config/i386/x86-tune-sched.c: New file. 2017-10-11 Liu Hao * pretty-print.c [_WIN32] (colorize_init): Remove. Use the generic version below instead. (should_colorize): Recognize Windows consoles as terminals for MinGW targets. * pretty-print.c [__MINGW32__] (write_all): New function. [__MINGW32__] (find_esc_head): Likewise. [__MINGW32__] (find_esc_terminator): Likewise. [__MINGW32__] (eat_esc_sequence): Likewise. [__MINGW32__] (mingw_ansi_fputs): New function that handles ANSI escape codes. (pp_write_text_to_stream): Use mingw_ansi_fputs instead of fputs for MinGW targets. 2017-10-11 Richard Biener * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): Properly call analyze_scalar_evolution with the loop of the stmt. 2017-10-11 Richard Biener * tree.def (POLYNOMIAL_CHREC): Remove CHREC_VARIABLE tree operand. * tree-core.h (tree_base): Add chrec_var union member. * tree.h (CHREC_VAR): Remove. (CHREC_LEFT, CHREC_RIGHT, CHREC_VARIABLE): Adjust. * tree-chrec.h (build_polynomial_chrec): Adjust. * tree-chrec.c (reset_evolution_in_loop): Use build_polynomial_chrec. * tree-pretty-print.c (dump_generic_node): Use CHREC_VARIABLE. 2017-10-11 Marc Glisse * fold-const.c (fold_binary_loc) [X +- Y CMP X]: Move ... * match.pd: ... here. ((T) X == (T) Y): Relax condition. 2017-10-11 Bin Cheng PR tree-optimization/82472 * tree-loop-distribution.c (sort_partitions_by_post_order): Refine comment. (break_alias_scc_partitions): Update postorder number. 2017-10-11 Martin Liska PR sanitizer/82490 * opts.c (parse_no_sanitize_attribute): Do not use error_value variable. * opts.h (parse_no_sanitize_attribute): Remove last argument. 2017-10-11 Martin Liska * print-rtl.c (print_insn): Move declaration of idbuf to same scope as name. 2017-10-11 Martin Liska Revert r253637: PR sanitizer/82484 * sanopt.c (sanitize_rewrite_addressable_params): Do not handle volatile arguments. 2017-10-11 Martin Liska PR sanitizer/82484 * sanopt.c (sanitize_rewrite_addressable_params): Do not handle volatile arguments. 2017-10-11 Adhemerval Zanella * config.gcc (default_gnu_indirect_function): Default to yes for arm*-*-linux* with glibc. 2017-10-11 Richard Biener * tree-scalar-evolution.c (get_scalar_evolution): Handle default-defs and types we do not want to analyze. (interpret_loop_phi): Replace unreachable code with an assert. (compute_scalar_evolution_in_loop): Remove and inline ... (analyze_scalar_evolution_1): ... here, replacing condition with what makes the intent clearer. Remove handling of cases get_scalar_evolution now handles. 2017-10-10 Jim Wilson PR rtl-optimization/81434 * haifa-sched.c (prune_ready_list): Init min_cost_group to 0. Update comment for main loop. In sched_group_found if, also add checks for pass and min_cost_group. 2017-10-10 Segher Boessenkool * config/rs6000/rs6000.c (TARGET_INSN_COST): New. (rs6000_insn_cost): New function. * config/rs6000/rs6000.md (cost): New attribute. 2017-10-10 Jakub Jelinek H.J. Lu PR target/79565 PR target/82483 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Add OPTION_MASK_ISA_MMX for __builtin_ia32_maskmovq, __builtin_ia32_vec_ext_v4hi and __builtin_ia32_vec_set_v4hi. (ix86_expand_builtin): Treat OPTION_MASK_ISA_MMX similarly to OPTION_MASK_ISA_AVX512VL - builtins that have both OPTION_MASK_ISA_MMX and some other bit set require both mmx and the ISAs without the mmx bit. * config/i386/i386-builtin.def (__builtin_ia32_cvtps2pi, __builtin_ia32_cvttps2pi, __builtin_ia32_cvtpi2ps, __builtin_ia32_pavgb, __builtin_ia32_pavgw, __builtin_ia32_pmulhuw, __builtin_ia32_pmaxub, __builtin_ia32_pmaxsw, __builtin_ia32_pminub, __builtin_ia32_pminsw, __builtin_ia32_psadbw, __builtin_ia32_pmovmskb, __builtin_ia32_pshufw, __builtin_ia32_cvtpd2pi, __builtin_ia32_cvttpd2pi, __builtin_ia32_cvtpi2pd, __builtin_ia32_pmuludq, __builtin_ia32_pabsb, __builtin_ia32_pabsw, __builtin_ia32_pabsd, __builtin_ia32_phaddw, __builtin_ia32_phaddd, __builtin_ia32_phaddsw, __builtin_ia32_phsubw, __builtin_ia32_phsubd, __builtin_ia32_phsubsw, __builtin_ia32_pmaddubsw, __builtin_ia32_pmulhrsw, __builtin_ia32_pshufb, __builtin_ia32_psignb, __builtin_ia32_psignw, __builtin_ia32_psignd, __builtin_ia32_movntq, __builtin_ia32_paddq, __builtin_ia32_psubq, __builtin_ia32_palignr): Add OPTION_MASK_ISA_MMX. 2017-10-10 Andreas Tobler * config.gcc (armv7*-*-freebsd*): New target. (armv6*-*-freebsd*): Remove obsolete TARGET_FREEBSD_ARMv6 define. 2017-10-10 Jan Hubicka * x86-tune.def (X86_TUNE_AVOID_FALSE_DEP_FOR_BMI, X86_TUNE_ADJUST_UNROLL, X86_TUNE_ONE_IF_CONV_INSN): Move to right spot in the file. 2017-10-10 Richard Sandiford * wide-int.h (wide_int_ref_storage): Make host_dependent_precision a template parameter. (WIDE_INT_REF_FOR): Update accordingly. * tree.h (wi::int_traits ): Delete. (wi::tree_to_widest_ref, wi::tree_to_offset_ref): New typedefs. (wi::to_widest, wi::to_offset): Use them. Expand commentary. (wi::tree_to_wide_ref): New typedef. (wi::to_wide): New function. * calls.c (get_size_range): Use wi::to_wide when operating on trees as wide_ints. * cgraph.c (cgraph_node::create_thunk): Likewise. * config/i386/i386.c (ix86_data_alignment): Likewise. (ix86_local_alignment): Likewise. * dbxout.c (stabstr_O): Likewise. * dwarf2out.c (add_scalar_info, gen_enumeration_type_die): Likewise. * expr.c (const_vector_from_tree): Likewise. * fold-const-call.c (host_size_t_cst_p, fold_const_call_1): Likewise. * fold-const.c (may_negate_without_overflow_p, negate_expr_p) (fold_negate_expr_1, int_const_binop_1, const_binop) (fold_convert_const_int_from_real, optimize_bit_field_compare) (all_ones_mask_p, sign_bit_p, unextend, extract_muldiv_1) (fold_div_compare, fold_single_bit_test, fold_plusminus_mult_expr) (pointer_may_wrap_p, expr_not_equal_to, fold_binary_loc) (fold_ternary_loc, multiple_of_p, fold_negate_const, fold_abs_const) (fold_not_const, round_up_loc): Likewise. * gimple-fold.c (gimple_fold_indirect_ref): Likewise. * gimple-ssa-warn-alloca.c (alloca_call_type_by_arg): Likewise. (alloca_call_type): Likewise. * gimple.c (preprocess_case_label_vec_for_gimple): Likewise. * godump.c (go_output_typedef): Likewise. * graphite-sese-to-poly.c (tree_int_to_gmp): Likewise. * internal-fn.c (get_min_precision): Likewise. * ipa-cp.c (ipcp_store_vr_results): Likewise. * ipa-polymorphic-call.c (ipa_polymorphic_call_context::ipa_polymorphic_call_context): Likewise. * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Likewise. (ipa_modify_call_arguments): Likewise. * match.pd: Likewise. * omp-low.c (scan_omp_1_op, lower_omp_ordered_clauses): Likewise. * print-tree.c (print_node_brief, print_node): Likewise. * stmt.c (expand_case): Likewise. * stor-layout.c (layout_type): Likewise. * tree-affine.c (tree_to_aff_combination): Likewise. * tree-cfg.c (group_case_labels_stmt): Likewise. * tree-data-ref.c (dr_analyze_indices): Likewise. (prune_runtime_alias_test_list): Likewise. * tree-dump.c (dequeue_and_dump): Likewise. * tree-inline.c (remap_gimple_op_r, copy_tree_body_r): Likewise. * tree-predcom.c (is_inv_store_elimination_chain): Likewise. * tree-pretty-print.c (dump_generic_node): Likewise. * tree-scalar-evolution.c (iv_can_overflow_p): Likewise. (simple_iv_with_niters): Likewise. * tree-ssa-address.c (addr_for_mem_ref): Likewise. * tree-ssa-ccp.c (ccp_finalize, evaluate_stmt): Likewise. * tree-ssa-loop-ivopts.c (constant_multiple_of): Likewise. * tree-ssa-loop-niter.c (split_to_var_and_offset) (refine_value_range_using_guard, number_of_iterations_ne_max) (number_of_iterations_lt_to_ne, number_of_iterations_lt) (get_cst_init_from_scev, record_nonwrapping_iv) (scev_var_range_cant_overflow): Likewise. * tree-ssa-phiopt.c (minmax_replacement): Likewise. * tree-ssa-pre.c (compute_avail): Likewise. * tree-ssa-sccvn.c (vn_reference_fold_indirect): Likewise. (vn_reference_maybe_forwprop_address, valueized_wider_op): Likewise. * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Likewise. * tree-ssa-uninit.c (is_pred_expr_subset_of): Likewise. * tree-ssanames.c (set_nonzero_bits, get_nonzero_bits): Likewise. * tree-switch-conversion.c (collect_switch_conv_info, array_value_type) (dump_case_nodes, try_switch_expansion): Likewise. * tree-vect-loop-manip.c (vect_gen_vector_loop_niters): Likewise. (vect_do_peeling): Likewise. * tree-vect-patterns.c (vect_recog_bool_pattern): Likewise. * tree-vect-stmts.c (vectorizable_load): Likewise. * tree-vrp.c (compare_values_warnv, vrp_int_const_binop): Likewise. (zero_nonzero_bits_from_vr, ranges_from_anti_range): Likewise. (extract_range_from_binary_expr_1, adjust_range_with_scev): Likewise. (overflow_comparison_p_1, register_edge_assert_for_2): Likewise. (is_masked_range_test, find_switch_asserts, maybe_set_nonzero_bits) (vrp_evaluate_conditional_warnv_with_ops, intersect_ranges): Likewise. (range_fits_type_p, two_valued_val_range_p, vrp_finalize): Likewise. (evrp_dom_walker::before_dom_children): Likewise. * tree.c (cache_integer_cst, real_value_from_int_cst, integer_zerop) (integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2) (tree_floor_log2, tree_ctz, mem_ref_offset, tree_int_cst_sign_bit) (tree_int_cst_sgn, get_unwidened, int_fits_type_p): Likewise. (get_type_static_bounds, num_ending_zeros, drop_tree_overflow) (get_range_pos_neg): Likewise. * ubsan.c (ubsan_expand_ptr_ifn): Likewise. * config/darwin.c (darwin_mergeable_constant_section): Likewise. * config/aarch64/aarch64.c (aapcs_vfp_sub_candidate): Likewise. * config/arm/arm.c (aapcs_vfp_sub_candidate): Likewise. * config/avr/avr.c (avr_fold_builtin): Likewise. * config/bfin/bfin.c (bfin_local_alignment): Likewise. * config/msp430/msp430.c (msp430_attr): Likewise. * config/nds32/nds32.c (nds32_insert_attributes): Likewise. * config/powerpcspe/powerpcspe-c.c (altivec_resolve_overloaded_builtin): Likewise. * config/powerpcspe/powerpcspe.c (rs6000_aggregate_candidate) (rs6000_expand_ternop_builtin): Likewise. * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Likewise. * config/rs6000/rs6000.c (rs6000_aggregate_candidate): Likewise. (rs6000_expand_ternop_builtin): Likewise. * config/s390/s390.c (s390_handle_hotpatch_attribute): Likewise. 2017-10-10 Bin Cheng * tree-vect-loop-manip.c (rename_variables_in_bb): Rename PHI nodes when copying loop nest with only one inner loop. 2017-10-10 Richard Biener * tree-cfgcleanup.c (cleanup_tree_cfg_noloop): Avoid compacting blocks if SCEV is active. * tree-scalar-evolution.c (analyze_scalar_evolution_1): Remove dead code. (analyze_scalar_evolution): Handle cached evolutions the obvious way. (scev_initialize): Assert we are not yet initialized. 2017-10-10 Bin Cheng * tree-loop-distribution.c (generate_loops_for_partition): Remove inner loop's exit stmt by making it always exit the loop, otherwise we would generate an infinite empty loop. 2017-10-10 Bin Cheng * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Skip renaming variables in new preheader if it's deleted. 2017-10-10 Bin Cheng * tree-loop-distribution.c (struct partition): Remove unused field loops of the structure. (partition_alloc, partition_free): Ditto. (build_rdg_partition_for_vertex): Ditto. 2017-10-09 Jeff Law * targhooks.c (default_stack_clash_protection_final_dynamic_probe): Fix return type to match prototype and documentation. 2010-10-09 Segher Boessenkool * config/rs6000/rs6000.c (processor_costs): Move to ... * config/rs6000/rs6000.h: ... here. (rs6000_cost): Declare. 2017-10-09 Eric Botcazou * except.c (setjmp_fn): New global variable. (init_eh): Initialize it if DONT_USE_BUILTIN_SETJMP is defined. (sjlj_emit_function_enter): Call it instead of BUILTIN_SETJMP if DONT_USE_BUILTIN_SETJMP is defined. 2017-10-09 Segher Boessenkool * target.def (insn_cost): New hook. * doc/tm.texi.in (TARGET_INSN_COST): New hook. * doc/tm.texi: Regenerate. * rtlanal.c (insn_cost): Use the new hook. 2017-10-09 Segher Boessenkool * combine.c (combine_validate_cost): Compute the new insn_cost, not just pattern_cost. (try_combine): Adjust comment. 2017-10-09 Segher Boessenkool * cfgrtl.c (rtl_account_profile_record): Replace insn_rtx_cost with insn_cost. * combine.c (uid_insn_cost): Adjust comment. (combine_validate_cost): Adjust comment. Use pattern_cost instead of insn_rtx_cost (combine_instructions): Use insn_cost instead of insn_rtx_cost. * dse.c (find_shift_sequence): Ditto. * ifcvt.c (cheap_bb_rtx_cost_p): Ditto. (bb_valid_for_noce_process_p): Use pattern_cost. * rtl.h (insn_rtx_cost): Delete. (pattern_cost): New prototype. (insn_cost): New prototype. * rtlanal.c (insn_rtx_cost): Rename to... (pattern_cost): ... this. (insn_cost): New. 2017-10-09 Uros Bizjak * config/i386/i386.md (*jcc_2): Remove insn pattern. (*jcc_0_r_i387): Ditto. (*jccxf_r_i387): Ditto. (*jcc_r_i387): Ditto. (*jccu_r_i387): Ditto. (*jcc__r_i387): Ditto. (*jcc): Rename from *jcc_1. 2017-10-09 Bill Schmidt * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Process deferred rescans after the lvx/stvx recombination pre-pass. 2017-10-09 Michael Meissner * config/rs6000/amo.h: New include file to provide ISA 3.0 atomic memory operation instruction support. * config.gcc (powerpc*-*-*): Include amo.h as an extra header. (rs6000-ibm-aix[789]*): Likewise. * doc/extend.texi (PowerPC Atomic Memory Operation Functions): Document new functions. 2017-10-09 Richard Biener PR tree-optimization/82397 * tree-data-ref.c (data_ref_compare_tree): Make sure to return equality only for semantically equal trees. 2017-10-09 Richard Biener PR tree-optimization/82449 * sese.c (scev_analyzable_p): Check whether the SCEV is linear. * tree-chrec.h (evolution_function_is_constant_p): Adjust to allow constant addresses. * tree-chrec.c (scev_is_linear_expression): Constant evolutions are linear. 2017-10-09 Andreas Krebbel * config/s390/s390-builtins.def (vec_nabs, vec_vfi): Fix builtin flags. 2017-10-09 Andreas Krebbel PR target/82463 * config/s390/vecintrin.h (vec_madd, vec_msub): Fix macro definitions. 2017-10-09 Andreas Krebbel PR target/82465 * config/s390/s390-builtins.def (vec_sqrt): Fix builtin flags. 2017-10-09 Jakub Jelinek PR target/82464 * config/s390/s390-builtins.def (s390_vec_xor_flt_a, s390_vec_xor_flt_b, s390_vec_xor_flt_c): New. 2017-10-09 Richard Sandiford * wide-int.h (WI_BINARY_OPERATOR_RESULT): New macro. (WI_BINARY_PREDICATE_RESULT): Likewise. (wi::binary_traits::operator_result): New type. (wi::binary_traits::predicate_result): Likewise. (generic_wide_int::operator~, unary generic_wide_int::operator-) (generic_wide_int::operator==, generic_wide_int::operator!=) (generic_wide_int::operator&, generic_wide_int::and_not) (generic_wide_int::operator|, generic_wide_int::or_not) (generic_wide_int::operator^, generic_wide_int::operator+ (binary generic_wide_int::operator-, generic_wide_int::operator*): Delete. (operator~, unary operator-, operator==, operator!=, operator&) (operator|, operator^, operator+, binary operator-, operator*): New functions. * expr.c (get_inner_reference): Use wi::bit_and_not. * fold-const.c (fold_binary_loc): Likewise. * ipa-prop.c (ipa_compute_jump_functions_for_edge): Likewise. * tree-ssa-ccp.c (get_value_from_alignment): Likewise. (bit_value_binop): Likewise. * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise. * tree-vrp.c (zero_nonzero_bits_from_vr): Likewise. (extract_range_from_binary_expr_1): Likewise. (masked_increment): Likewise. (simplify_bit_ops_using_ranges): Likewise. 2017-10-09 Martin Jambor PR hsa/82416 * hsa-common.h (hsa_op_with_type): New method extend_int_to_32bit. * hsa-gen.c (hsa_extend_inttype_to_32bit): New function. (hsa_type_for_scalar_tree_type): Use it. Always force min32int for COMPLEX types. (hsa_fixup_mov_insn_type): New function. (hsa_op_with_type::get_in_type): Use it. (hsa_build_append_simple_mov): Likewise. Allow sub-32bit immediates in an assert. (hsa_op_with_type::extend_int_to_32bit): New method. (gen_hsa_insns_for_bitfield): Fixup instruction and intermediary types. Convert to dest type if necessary. (gen_hsa_insns_for_bitfield_load): Fixup load type if necessary. (reg_for_gimple_ssa): Pass false as min32int to hsa_type_for_scalar_tree_type. (gen_hsa_addr): Fixup type when creating addresable temporary. (gen_hsa_cmp_insn_from_gimple): Extend operands if necessary. (gen_hsa_unary_operation): Extend operands and convert to dest type if necessary. Call hsa_fixup_mov_insn_type. (gen_hsa_binary_operation): Changed operand types to hsa_op_with_type, extend operands and convert to dest type if necessary. (gen_hsa_insns_for_operation_assignment): Extend operands and convert to dest type if necessary. (set_output_in_type): Call hsa_fixup_mov_insn_type. Just ude dest if conversion nt necessary and size matches. (gen_hsa_insns_for_load): Call hsa_fixup_mov_insn_type, convert to dest type if necessary. (gen_hsa_insns_for_store): Call hsa_fixup_mov_insn_type. (gen_hsa_insns_for_switch_stmt): Likewise. Also extend operands if necessary. (gen_hsa_clrsb): Likewise. (gen_hsa_ffs): Likewise. (gen_hsa_divmod): Extend operands and convert to dest type if necessary. (gen_hsa_atomic_for_builtin): Change type of op to hsa_op_with_type. 2017-10-08 Segher Boessenkool * config/rs6000/rs6000.md (conditional branch): Clean up formatting. Remove empty default arguments. Use a brace block as output statement. (conditional return): Ditto. (jump): Ditto. (indirect_jump): Ditto. Use b%T0 instead of bctr/blr. (tablejump, tablejumpsi, tablejumpdi, *tablejump_internal1): Ditto. (group_ending_nop): Ditto. (doloop_end): Ditto. (ctr, ctr_internal1, ctr_internal2): Ditto. (splitters for those): Ditto. 2017-10-08 Segher Boessenkool * config/rs6000/rs6000-string.c (expand_strncmp_align_check): Invert a conditional jump (and the compare for it) so that pc_rtx is the last operand. * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Adjust for the deleted and renamed ctr_internal[234] patterns. * config/rs6000/rs6000.md: Delete second conditional branch pattern. Delete second conditional return pattern. (ctr_internal2): Delete this second bdnz pattern. (ctr_internal3): Rename to ctr_internal2. (ctr_internal4): Delete this second bdz pattern. 2017-10-08 Eric Botcazou * tree-outof-ssa.h (ssaexpand): Add partitions_for_undefined_values. (always_initialized_rtx_for_ssa_name_p): New predicate. * tree-outof-ssa.c (remove_ssa_form): Initialize new field of SA. (finish_out_of_ssa): Free new field of SA. * tree-ssa-coalesce.h (get_undefined_value_partitions): Declare. * tree-ssa-coalesce.c: Include tree-ssa.h. (get_parm_default_def_partitions): Remove extern keyword. (get_undefined_value_partitions): New function. * expr.c (expand_expr_real_1) : For a SSA_NAME, do not set SUBREG_PROMOTED_VAR_P on the sub-register if it may contain uninitialized bits. * loop-iv.c (iv_get_reaching_def): Disqualify all subregs. 2017-10-08 Eric Botcazou * builtins.def (BUILT_IN_SETJMP): Revert latest change. 2017-10-08 Jan Hubicka * config/i386/i386.c (ix86_expand_set_or_movmem): Disable 512bit loops for targets that preffer 128bit. 2017-10-08 Jan Hubicka * config/i386/i386.c (has_dispatch): Disable for Ryzen. 2017-10-08 Olivier Hainque * config/arm/arm.c (arm_set_return_address): Use MEM_VOLATILE_P on the target mem instead of RTX_FRAME_RELATED_P on the insn to prevent DSE. (thumb_set_return_address): Likewise. 2017-10-08 Olivier Hainque * common/config/arm/arm-common.c (arm_except_unwind_info): Handle DWARF2_UNWIND_INFO. 2017-10-07 Michael Collison * config/aarch64/aarch64.md (*aarch64_reg__minus3): New pattern. 2017-10-07 Eric Botcazou * builtins.def (BUILT_IN_SETJMP): Declare as library builtin instead of GCC builtin if DONT_USE_BUILTIN_SETJMP is defined. * except.c (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined, force the creation of a new block for a dispatch label. 2017-10-07 Jan Hubicka * invoke.texi (Wsuggest-attribute=cold): Document. * common.opt (Wsuggest-attribute=cold): New * ipa-pure-const.c (warn_function_cold): New function. * predict.c (compute_function_frequency): Use it. * predict.h (warn_function_cold): Declare. 2017-10-06 Jan Hubicka * tree-switch-conversion.c (do_jump_if_equal, emit_cmp_and_jump_insns): Update profile. 2017-10-06 Martin Liska * sanopt.c (struct sanopt_tree_triplet_hash): Remove inline keyword for member functions. (struct sanopt_tree_couple): New struct. (struct sanopt_tree_couple_hash): New function. (struct sanopt_ctx): Add new hash_map. (has_dominating_ubsan_ptr_check): New function. (record_ubsan_ptr_check_stmt): Likewise. (maybe_optimize_ubsan_ptr_ifn): Likewise. (sanopt_optimize_walker): Handle IFN_UBSAN_PTR. (pass_sanopt::execute): Handle also SANITIZE_POINTER_OVERFLOW. 2017-10-06 Sudakshina Das PR target/82440 * config/aarch64/predicates.md (aarch64_reg_or_orr_imm): Only call aarch64_simd_valid_immediate on CONST_VECTORs. (aarch64_reg_or_bic_imm): Likewise. 2017-10-06 Wilco Dijkstra PR rtl-optimization/82396 * haifa-sched.c (ready_sort_real): Disable qsort checking. 2017-10-06 Sebastian Pop * graphite-dependences.c (scop_get_reads): Move code to... (scop_get_must_writes): Move code to... (scop_get_may_writes): Move code to... (scop_get_reads_and_writes): ... here. (scop_get_dependences): Call scop_get_reads_and_writes. 2017-10-06 Jakub Jelinek PR tree-optimization/82434 * fold-const.h (can_native_encode_type_p, can_native_encode_string_p): Remove. * fold-const.c (native_encode_int): Formatting fixes. If ptr is NULL, don't encode anything, just return what would be otherwise returned. (native_encode_fixed, native_encode_complex, native_encode_vector): Likewise. (native_encode_string): Likewise. Inline by hand can_native_encode_string_p. (can_native_encode_type_p): Remove. (can_native_encode_string_p): Remove. * tree-vect-stmts.c (vectorizable_store): Instead of testing just STRING_CSTs using can_native_encode_string_p, test all CONSTANT_CLASS_P values using native_encode_expr with NULL ptr. * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Remove last argument from native_encode_expr. (rhs_valid_for_store_merging_p): Use native_encode_expr with NULL ptr. (pass_store_merging::execute): Don't unnecessarily look for 3 stmts, but just 2. 2017-10-06 Richard Biener PR tree-optimization/82397 * tree-vect-data-refs.c (dr_group_sort_cmp): Do not use operand_equal_p but rely on data_ref_compare_tree for detecting equalities. (vect_analyze_data_ref_accesses): Use data_ref_compare_tree to match up with dr_group_sort_cmp. 2017-10-06 Andreas Krebbel PR target/82322 * config/s390/s390-builtins.def (s390_vfi): Define new overloaded builtin. * config/s390/s390-builtin-types.def: Regenerate. 2017-10-06 Andreas Krebbel PR target/82317 * config/s390/s390-builtin-types.def: Regenerate. * config/s390/s390-builtins.def (s390_vfmaxdb_4, s390_vfmindb_4): Change flag from B_VXE to B_VX. (s390_vec_min_dbl): Remove B_VXE flag. 2017-10-06 Richard Biener * graphite-isl-ast-to-gimple.c: Include ssa.h and tree-ssa.h. (translate_isl_ast_to_gimple::translate_pending_phi_nodes, translate_isl_ast_to_gimple::is_valid_rename, translate_isl_ast_to_gimple::get_rename, translate_isl_ast_to_gimple::get_def_bb_for_const, translate_isl_ast_to_gimple::get_new_name, translate_isl_ast_to_gimple::collect_all_ssa_names, translate_isl_ast_to_gimple::copy_loop_phi_args, translate_isl_ast_to_gimple::collect_all_ssa_names, translate_isl_ast_to_gimple::copy_loop_phi_args, translate_isl_ast_to_gimple::copy_loop_phi_nodes, translate_isl_ast_to_gimple::add_close_phis_to_merge_points, translate_isl_ast_to_gimple::add_close_phis_to_outer_loops, translate_isl_ast_to_gimple::copy_loop_close_phi_args, translate_isl_ast_to_gimple::copy_loop_close_phi_nodes, translate_isl_ast_to_gimple::copy_cond_phi_args, translate_isl_ast_to_gimple::copy_cond_phi_nodes, translate_isl_ast_to_gimple::edge_for_new_close_phis, translate_isl_ast_to_gimple::add_phi_arg_for_new_expr, translate_isl_ast_to_gimple::rename_uses, translate_isl_ast_to_gimple::rename_all_uses): Remove. (translate_isl_ast_to_gimple::get_rename_from_scev): Simplify. (set_rename_for_each_def): Likewise. (graphite_copy_stmts_from_block): Handle debug stmt resetting here. Handle rewriting SCEV analyzable uses here. (copy_bb_and_scalar_dependences): Generate code for PHI copy-in/outs. (graphite_regenerate_ast_isl): Adjust. * graphite-scop-detection.c (trivially_empty_bb_p): Move to sese.[ch]. (add_write, add_read): New functions. (build_cross_bb_scalars_def): Use it and simplify. (build_cross_bb_scalars_use): Likewise. (graphite_find_cross_bb_scalar_vars): Inline into... (try_generate_gimple_bb): ...here. Add dependences for PHIs, simulating out-of-SSA. Compute liveout and add dependencies. (build_scops): Force an empty entry block. * sese.h (sese_info_t::liveout, sese_info_t::debug_liveout): New members. (sese_build_liveouts): Declare. (sese_trivially_empty_bb_p): Likewise. * sese.c (sese_build_liveouts_bb): Properly handle PHIs, compute liveout and debug_liveout. (sese_bad_liveouts_use): Remove. (sese_reset_debug_liveouts_bb): Likewise. (sese_reset_debug_liveouts): Rewrite in terms of debug_liveout. (sese_build_liveouts): Build liveout and debug_liveout and store it in region. (new_sese_info): Adjust. (free_sese_info): Likewise. (sese_insert_phis_for_liveouts): Reset debug stmts from here, do not build liveout here. (move_sese_in_condition): Adjust region entry. (scev_analyzable_p): Match up with chrec_apply requirements. (sese_trivially_empty_bb_p): New. * tree-into-ssa.c (get_reaching_def): Properly support generating default-defs for incremental rewrite of anonymous names. 2017-10-06 Richard Biener * graphite-sese-to-poly.c (extract_affine): For casts increasing precision do not perform modulo reduction. 2017-10-06 Richard Biener PR tree-optimization/82436 * tree-vect-slp.c (vect_supported_load_permutation_p): More conservatively choose the vectorization factor when checking whether we can perform the required load permutation. (vect_transform_slp_perm_load): Assert when we may not fail. 2017-10-05 Segher Boessenkool * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Correct error message for incompatible -msdata=* and -mcall-* options. 2017-10-05 Jan Hubicka * config/i386/i386.c (ia32_multipass_dfa_lookahead): Default to issue rate for post-reload scheduling. 2017-10-05 Tamar Christina * doc/sourcebuild.texi (vect_sizes_16B_8B, vect_sizes_32B_16B): New. 2017-10-05 Jan Hubicka * config/i386/i386.c (znver1_cost): Set branch_cost to 3 (instead of 2) to improve monte carlo in scimark. 2017-10-05 Jan Hubicka * config/i386/i386.c (ix86_size_cost, i386_cost, i486_cost, pentium_cost, lakemont_cost, pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost, amdfam10_cost, btver1_cost, btver2_cost, pentium4_cost, nocona_cost): Set reassociation width to 1. (bdver1_cost, bdver2_cost, bdver3_cost, bdver4_cost): Set reassociation width to 2 for fp operations and 1 otherwise. (znver1_cost): Set scalar reassoc width to 4 and vector to 3 and 6 for int and fp. (atom_cost): Set reassociation width to 2. (slm_cost, generic_cost): Set fp reassociation width to 2 and 1 otherwise. (intel_cost): Set fp reassociation width to 4 and 1 otherwise. (core_cost): Set fp reassociation width to 4 and vector to 2. (ix86_reassociation_width): Rewrite using cost table; special case plus/minus on Zen; honor X86_TUNE_SSE_SPLIT_REGS and TARGET_AVX128_OPTIMAL. * config/i386/i386.h (processor_costs): Add reassoc_int, reassoc_fp, reassoc_vec_int, reassoc_vec_fp. (TARGET_VECTOR_PARALLEL_EXECUTION, TARGET_REASSOC_INT_TO_PARALLEL, TARGET_REASSOC_FP_TO_PARALLEL): Remove. * x86-tune.def (X86_TUNE_REASSOC_INT_TO_PARALLEL): Remove. (X86_TUNE_REASSOC_FP_TO_PARALLEL): Remove. (X86_TUNE_VECTOR_PARALLEL_EXECUTION): Remove. 2017-10-05 Nathan Sidwell * doc/invoke.texi (Wparentheses): Document C++ MVP behaviour. 2017-10-05 Tamar Christina * config/arm/arm.c (arm_test_fpu_data): New. (arm_run_selftests): Call arm_test_fpu_data. 2017-10-04 Nathan Sidwell * toplev.c (toplev::main): Remove excess parens on pretty_printer decl. * caller-save.c (insert_save): Remove excess parens on TO_SAVE parm. 2017-10-04 Sudakshina Das * config/aarch64/aarch64-protos.h (enum simd_immediate_check): New check type for aarch64_simd_valid_immediate. (aarch64_output_simd_mov_immediate): Update prototype. (aarch64_simd_valid_immediate): Update prototype. * config/aarch64/aarch64-simd.md (orr3): modified pattern to add support for ORR-immediate. (and3): modified pattern to add support for BIC-immediate. * config/aarch64/aarch64.c (aarch64_simd_valid_immediate): Function now checks for valid immediate for BIC and ORR based on new enum argument. (aarch64_output_simd_mov_immediate): Function now used to output BIC/ORR imm as well based on new enum argument. * config/aarch64/constraints.md (Do): New vector immediate constraint. (Db) : Likewise. * config/aarch64/predicates.md (aarch64_reg_or_orr_imm): New predicate. (aarch64_reg_or_bic_imm): Likewise. 2017-10-04 Andreas Krebbel * config/s390/vx-builtins.md ("vec_mergeh") ("vec_mergel"): Change mode iterator to V_128_NOSINGLE. 2017-10-04 Wilco Dijkstra Revert r253399: PR rtl-optimization/82396 * haifa-sched.c (autopref_multipass_init): Simplify initialization. (autopref_rank_data): Simplify sort order. * sched-int.h (autopref_multipass_data_): Remove multi_mem_insn_p, min_offset and max_offset. 2017-10-04 Andreas Krebbel * doc/sourcebuild.texi: Document vect_peeling_profitable. 2017-10-04 Andreas Krebbel * doc/sourcebuild.texi: Document vect_intdouble_cvt and vect_doubleint_cvt. 2017-10-04 Andreas Krebbel * doc/sourcebuild.texi: Document vect_long_mult. 2017-10-04 Richard Sandiford PR tree-optimization/82413 * fold-const.c (build_range_check): Use widest_int when comparing the maximum ETYPE value with HIGH. 2017-10-04 Wilco Dijkstra PR rtl-optimization/82396 * haifa-sched.c (autopref_multipass_init): Simplify initialization. (autopref_rank_data): Simplify sort order. * sched-int.h (autopref_multipass_data_): Remove multi_mem_insn_p, min_offset and max_offset. 2017-10-04 Jakub Jelinek PR tree-optimization/82381 * tree-ssa-reassoc.c (sort_by_operand_rank): Check for different oeN->rank first. Return 1 or -1 if one op is SSA_NAME and the other is not. PR tree-optimization/82374 * omp-low.c (create_omp_child_function): Copy DECL_ATTRIBUTES, DECL_FUNCTION_SPECIFIC_OPTIMIZATION, DECL_FUNCTION_SPECIFIC_TARGET and DECL_FUNCTION_VERSIONED from current_function_decl to the new decl. 2017-10-03 Michael Meissner * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2_HW): Define new helper macro for IEEE float128 hardware built-in functions. (SQRTF128_ODD): Add built-in functions with the round-to-odd semantics. (TRUNCF128_ODD): Likewise. (ADDF128_ODD): Likewise. (SUBF128_ODD): Likewise. (MULF128_ODD): Likewise. (DIVF128_ODD): Likewise. (FMAF128_ODD): Likewise. * config/rs6000/rs6000.md (UNSPEC_ROUND_TO_ODD): Rename to UNSPEC_TRUNC_ROUND_TO_ODD. (UNSPEC_TRUNC_ROUND_TO_ODD): Likewise. (UNSPEC_ADD_ROUND_TO_ODD): New unspec codes for the IEEE 128-bit floating point round to odd instructions. (UNSPEC_SUB_ROUND_TO_ODD): Likewise. (UNSPEC_MUL_ROUND_TO_ODD): Likewise. (UNSPEC_DIV_ROUND_TO_ODD): Likewise. (UNSPEC_FMA_ROUND_TO_ODD): Likewise. (UNSPEC_SQRT_ROUND_TO_ODD): Likewise. (truncsf2_hw): Change the truncate with round to odd expansion to use UNSPEC_TRUNC_ROUND_TO_ODD. (add3_odd): Add insns for IEEE 128-bit floating point round to odd hardware instructions. (sub3_odd): Likewise. (mul3_odd): Likewise. (div3_odd): Likewise. (sqrt2_odd): Likewise. (fma4_odd): Likewise. (fms4_odd): Likewise. (nfma4_odd): Likewise. (nfms4_odd): Likewise. (truncdf2_odd): Change the truncate with round to odd expansion to use UNSPEC_TRUNC_ROUND_TO_ODD. Add a generator function. * doc/extend.texi (PowerPC built-in functions): Update documentation for existing IEEE float128-bit built-in functions. Add built-in functions that generate the IEEE 128-bit floating point round to odd instructions. 2017-10-03 Segher Boessenkool PR rtl-optimization/77729 * simplify-rtx.c (simplify_binary_operation_1): Delete the (X&C1)|C2 to (X&(C1&~C2))|C2 transformations. 2017-10-03 Martin Jambor PR tree-optimization/82363 * tree-sra.c (propagate_subaccesses_across_link): In unrecoverable mismatch, mark lacc written regardless of racc. 2017-10-03 Jakub Jelinek PR tree-optimization/82381 * tree-ssa-reassoc.c (sort_by_operand_rank): Don't check stmt_to_insert nor wheather SSA_NAMEs are default defs. Return 1 or -1 if one of bba and bbb is NULL. If bb_rank is equal, fallthrough into reassoc_stmt_dominates_stmt_p. PR target/82386 * combine.c (combine_instructions): Don't combine in unreachable basic blocks. 2017-10-02 Peter Bergner PR target/80210 * config/rs6000/rs6000.c (rs6000_option_override_internal): Rewrite function to not use the have_cpu variable. Do not set cpu_index, rs6000_cpu_index or rs6000_tune_index if we end up using TARGET_DEFAULT or the default cpu. (rs6000_valid_attribute_p): Remove duplicate initializations of old_optimize and func_optimize. (rs6000_pragma_target_parse): Call rs6000_activate_target_options (). (rs6000_activate_target_options): Make global. * config/rs6000/rs6000-protos.h (rs6000_activate_target_options): Add prototype. 2017-10-02 Jakub Jelinek * tree-dfa.c (get_ref_base_and_extent): Set *pmax_size to -1 if *poffset + *pmax_size overflows in HOST_WIDE_INT. Set *poffset to 0 and *psize and *pmax_size to -1 if *poffset + *psize overflows in HOST_WIDE_INT. PR tree-optimization/82387 PR tree-optimization/82388 PR tree-optimization/82389 * tree-ssa-dse.c (dse_classify_store): Test byte_tracking_enabled instead of live_bytes non-NULL. 2017-10-02 Georg-Johann Lay PR target/41076 * confg/avr/avr.md (*iorhi3.ashift8-ext.zerox): Add "r,r,0" alternative. 2017-10-02 Richard Biener * graphite-isl-ast-to-gimple.c (set_codegen_error): With -fchecking and --param graphite-allow-codegen-errors=0 ICE. * params.def (PARAM_GRAPHITE_ALLOW_CODEGEN_ERRORS): New param. 2017-10-02 Richard Sandiford * tree.h (wi::int_traits ::decompose): Assert that the requested precision matches the type's. * calls.c (alloc_max_size): Calculate the new candidate size as a widest_int and use wi::to_widest when comparing it with the current candidate size. * gimple-ssa-warn-alloca.c (pass_walloca::execute): Compare with zero rather than integer_zero_node. * match.pd: Check for a no-op conversion before using wi::add rather than after. Use tree_to_uhwi when summing small shift counts into an unsigned int. 2017-10-02 Richard Sandiford Alan Hayward David Sherwood PR target/71307 * config/aarch64/aarch64.h (POINTER_AND_FP_REGS): New reg class. (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly. * config/aarch64/aarch64.c (aarch64_class_max_nregs): Handle POINTER_AND_FP_REGS. 2017-10-02 Richard Biener PR tree-optimization/82355 * graphite-isl-ast-to-gimple.c (build_iv_mapping): Also build a mapping for the enclosing loop but avoid generating one for the loop tree root. (copy_bb_and_scalar_dependences): Remove premature codegen error on PHIs in blocks duplicated into multiple places. * graphite-scop-detection.c (scop_detection::stmt_has_simple_data_refs_p): For a loop not in the region use it as loop and nest to analyze the DR in. (try_generate_gimple_bb): Likewise. * graphite-sese-to-poly.c (extract_affine_chrec): Adjust. (add_loop_constraints): For blocks in a loop not in the region create a dimension with a single iteration. * sese.h (gbb_loop_at_index): Remove assert. 2017-10-01 Kevin Buettner * omp-expand.c (adjust_context_scope): New function. (expand_parallel_call): Call adjust_context_scope. 2017-10-01 Jeff Law * tree-ssa-dom.c (optimize_stmt): Make this a method within the dom_opt_dom_walker class with direct access to private members. Add comments. Call test_for_singularity. (dom_opt_dom_walker::before_dom_children): Corresponding changes. (dom_opt_dom_walker::after_dom_children): Do not lazily initialize m_dummy_cond anymore. (class dom_opt_dom_walker): Initialize m_dummy_cond member in the class ctor. (pass_dominator:execute): Build the dummy_cond here and pass it to the dom_opt_dom_walker ctor. (test_for_singularity): New function. 2017-09-30 Krister Walfridsson Maya Rashish * config.gcc (*-*-netbsd*): New variable nbsd_tm_file containing netbsd.h, netbsd-stdint.h, and netbsd-elf.h. (alpha*-*-netbsd*) Use nbsd_tm_file. (arm*-*-netbsdelf*) Likewise. (i[34567]86-*-netbsdelf*) Likewise. (x86_64-*-netbsd*) Likewise. (mips*-*-netbsd*) Likewise. (powerpc-*-netbsd*) Likewise. (sh*-*-netbsd*) Likewise. (sparc-*-netbsdelf*) Likewise. (sparc64-*-netbsd*) Likewise. (m68k*-*-netbsdelf*) Use nbsd_tm_file and add CHAR_FAST8/SHORT_FAST16 to tm_defines. (vax-*-netbsdelf*) Likewise. * config/netbsd-stdint.h (INT_FAST8_TYPE): Check CHAR_FAST8. (UINT_FAST8_TYPE) Likewise. (INT_FAST16_TYPE) Check CHAR_FAST16. (UINT_FAST16_TYPE) Likewise. 2017-09-30 Jakub Jelinek PR target/82361 * config/i386/i386.md (TARGET_USE_8BIT_IDIV zext divmodsi4 splitter): New define_split. (divmodsi4_zext_1, divmodsi4_zext_2, *divmodsi4_zext_1, *divmodsi4_zext_2): New define_insn_and_split. (*divmodsi4_noext_zext_1, *divmodsi4_noext_zext_2): New define_insn. (TARGET_USE_8BIT_IDIV zext udivmodsi4 splitter): New define_split. (udivmodsi4_zext_1, udivmodsi4_zext_2, *udivmodsi4_zext_1, *udivmodsi4_zext_2, *udivmodsi4_pow2_zext_1, *udivmodsi4_pow2_zext_2): New define_insn_and_split. (*udivmodsi4_noext_zext_1, *udivmodsi4_noext_zext_2): New define_insn. * config/i386/i386.c (ix86_split_idivmod): Handle operands[0] or operands[1] having DImode when mode is SImode. * config/i386/i386.c (ix86_split_idivmod): Use mode instead of always SImode for DIV and MOD in REG_EQUAL notes. 2017-09-29 Yury Gribov PR middle-end/82319 * match.pd: Fix handling of NaNs in pattern. 2017-09-29 Jeff Law * sbitmap.c (bitmap_bit_in_range_p): New function. * sbitmap.h (bitmap_bit_in_range_p): Prototype. * tree-ssa-dse.c (live_bytes_read): New function. (dse_classify_store): Ignore reads of dead bytes. * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash): Fix typos and whitespace errors. * config/i386/predicates.md (address_no_seg_operand): Likewise. * config/s390/s390.c (s390_emit_prologue): Likewise. 2017-09-29 Vladimir Makarov PR target/81481 * ira-costs.c (scan_one_insn): Don't take into account PIC equiv with a symbol for LRA. 2017-09-29 Vladimir Makarov PR rtl-optimization/82338 * lra-constraints.c (inherit_in_ebb): Check usage_insns check. 2017-09-29 Alexander Monakov * genmodes.c (calc_wider_mode): Suppress qsort macro. * system.h [CHECKING_P] (qsort): Redirect to qsort_chk. (qsort_chk): Declare. * vec.c [CHECKING_P] (qsort_chk_error): New static function. (qsort_chk): New function. 2017-09-29 Bill Schmidt PR tree-optimization/82337 * gimple-ssa-strength-reduction.c (find_phi_def): Don't record a phi definition if the PHI result appears in an abnormal PHI. (find_basis_for_base_expr): Don't record a basis if the LHS of the basis appears in an abnormal PHI. 2017-09-29 Richard Biener * graphite-isl-ast-to-gimple.c (translate_isl_ast_to_gimple::set_codegen_error): New function. (binary_op_to_tree): Use it. (get_rename_from_scev): Likewise. (copy_loop_phi_nodes): Likewise. (copy_bb_and_scalar_dependences): Likewise. (translate_pending_phi_nodes): Likewise. 2017-09-29 Jakub Jelinek PR target/82339 * config/i386/i386.md (*movdi_internal peephole2): New -Os peephole for movabsq $(i32 << shift), r64. 2017-09-28 Uros Bizjak * config/i386/i386.c (ix86_print_operand_address_as): Do not check index when encoding %esp as %rsp to avoid 0x67 prefix. 2017-09-28 Sergey Shalnov * config/i386/i386.md (*movsf_internal, *movdf_internal): Return 256-bit AVX modes for TARGET_PREFER_AVX256. 2017-09-28 Thomas Preud'homme * config/arm/arm.c (arm_option_override): Forbid ARMv8-M Security Extensions with more than 16 double VFP registers. (cmse_nonsecure_entry_clear_before_return): Remove second entry of to_clear_mask and all code related to it. Replace the remaining entry by a sbitmap and adapt code accordingly. 2017-09-28 Henry Linjamäki * brig-builtins.def: Change pure attributes to const. 2017-09-28 Joseph Myers * config.gcc (default_gnu_indirect_function): Default to yes for sparc*-*-linux* with glibc. 2017-09-28 Joseph Myers * config/aarch64/aarch64.c (aarch64_elf_asm_constructor) (aarch64_elf_asm_destructor): Pass SECTION_NOTYPE to get_section when creating .init_array and .fini_array sections with priority specified. 2017-09-27 Christophe Lyon PR target/71727 * config/aarch64/aarch64.c (aarch64_builtin_support_vector_misalignment): Always return false when misalignment is unknown. 2017-09-27 Kelvin Nilsen * config/rs6000/rs6000-p8swap.c (const_load_sequence_p): Revise this function to return false if the definition used by the swap instruction is artificial, or if the memory address from which the constant value is loaded is not represented by a base address held in a register or if the base address register is a frame or stack pointer. Additionally, return false if the base address of the loaded constant is a SYMBOL_REF but is not considered to be a constant. (replace_swapped_load_constant): New function. (rs6000_analyze_swaps): Add a new pass to replace a swap of a loaded constant vector with a load of a swapped constant vector. 2017-09-27 Carl Love * config/rs6000/rs6000-builtin.def (BU_FP_1MISC_1): Add define macro. (FCTID, FCTIW): Add BU_FP_MISC_1 macro expansion for builtins. * config/rs6000/rs6000.md (lrintsfsi2): Add define_insn for the fctiw instruction. 2017-09-27 Alexander Monakov * haifa-sched.c (autopref_rank_for_schedule): Order 'irrelevant' insns first, always call autopref_rank_data otherwise. 2017-09-27 Richard Biener * graphite-scop-detection.c (find_scop_parameters): Move loop bound handling ... (gather_bbs::before_dom_children): ... here, avoiding the need to build scop_info->loop_nest. (record_loop_in_sese): Remove. * sese.h (sese_info_t::loop_nest): Remove. * sese.c (new_sese_info): Do not allocate loop_nest. (free_sese_info): Do not free loop_nest. 2017-09-27 Jakub Jelinek PR c++/82159 * gimplify.c (gimplify_modify_expr): Don't optimize away zero sized lhs from calls if the lhs has addressable type. 2017-09-27 Richard Biener * graphite.h (scop::max_alias_set): New member. * graphite-scop-detection.c: Remove references to non-existing --param in comments. (build_alias_sets): Record the maximum alias set used for drs. (build_scops): Support zero as unlimited for --param graphite-max-arrays-per-scop. * graphite-sese-to-poly.c (add_scalar_version_numbers): Remove and inline into ... (build_poly_sr_1): ... here. Compute alias set based on the maximum alias set used for drs rather than PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP 2017-09-27 Richard Biener * graphite-optimize-isl.c (get_schedule_for_node_st): Allow --param loop-block-tile-size=0 to disable tiling. 2017-09-27 Richard Biener * doc/invoke.texi (graphite-max-bbs-per-function): Remove. (graphite-max-nb-scop-params): Document special value zero. * domwalk.h (dom_walker::STOP): New symbolical constant. (dom_walker::dom_walker): Add optional parameter for bb to RPO mapping. (dom_walker::~dom_walker): Declare. (dom_walker::before_dom_children): Document STOP return value. (dom_walker::m_user_bb_to_rpo): New member. (dom_walker::m_bb_to_rpo): Likewise. * domwalk.c (dom_walker::dom_walker): Compute bb to RPO mapping here if not provided by the user. (dom_walker::~dom_walker): Free bb to RPO mapping if not provided by the user. (dom_walker::STOP): Define. (dom_walker::walk): Do not compute bb to RPO mapping here. Support STOP return value from before_dom_children to stop walking. * graphite-optimize-isl.c (optimize_isl): If the schedule is the same still generate code if -fgraphite-identity or -floop-parallelize-all are given. * graphite-scop-detection.c: Include cfganal.h. (gather_bbs::gather_bbs): Get and pass through bb to RPO mapping. (gather_bbs::before_dom_children): Return STOP for BBs not in the region. (build_scops): Compute bb to RPO mapping and pass it to the domwalk. Treat --param graphite-max-nb-scop-params=0 as not limiting the number of params. * graphite.c (graphite_initialize): Remove limit on the number of basic-blocks in a function. * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Remove. (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Adjust to documented default value of 10. 2017-09-26 Michael Meissner * config/rs6000/vsx.md (peephole for optimizing move SF to GPR): Adjust code to eliminate needing to do the shift right 32-bits operation after XSCVDPSPN. 2017-09-26 Prathamesh Kulkarni * match.pd ((X / Y) == 0 -> X < Y): New pattern. ((X / Y) != 0 -> X >= Y): Likewise. 2017-09-26 Carl Love * config/rs6000/rs6000-c.c (P9V_BUILTIN_VEC_XL_LEN_R, P9V_BUILTIN_VEC_XST_LEN_R): Add support for builtins vector unsigned char vec_xl_len_r (unsigned char *, size_t); void vec_xst_len_r (vector unsigned char, unsigned char *, size_t); * config/rs6000/altivec.h (vec_xl_len_r, vec_xst_len_r): Add defines. * config/rs6000/rs6000-builtin.def (XL_LEN_R, XST_LEN_R): Add definitions and overloading. * config/rs6000/rs6000.c (altivec_expand_builtin): Add case statement for P9V_BUILTIN_XST_LEN_R. (altivec_init_builtins): Add def_builtin for P9V_BUILTIN_STXVLL. * config/rs6000/vsx.md (lxvll, stxvll, xl_len_r, xst_len_r): Add define_expand and define_insn for the instructions and builtins. * doc/extend.texi: Update the built-in documentation file for the new built-in functions. * config/rs6000/altivec.md (altivec_lvsl_reg, altivec_lvsr_reg): Add define_insn for the instructions 2017-09-26 Krister Walfridsson PR target/39570 * gcc/config/netbsd-protos.h: New file. * gcc/config/netbsd.c: New file. * gcc/config/netbsd.h (SUBTARGET_INIT_BUILTINS): Define. * gcc/config/t-netbsd: New file. * gcc/config.gcc (tm_p_file): Add netbsd-protos.h. (tmake_file) Add t-netbsd. (extra_objs) Add netbsd.o. 2017-09-26 Janus Weil PR fortran/82143 PR fortran/82324 * doc/sourcebuild.texi: Document fortran_real_10 and fortran_real_16. 2017-09-26 Michael Meissner * config/rs6000/rs6000.md (extendsi2): Add a splitter to do sign extension from a vector register to a GPR by doing a 32-bit direct move and then an EXTSW. (extendsi2 splitter): Likewise. (movsi_from_sf): Adjust code to eliminate doing a 32-bit shift right or vector extract after doing XSCVDPSPN. Use zero_extendsidi2 instead of p8_mfvsrd_4_disf to move the value to the GPRs. (movdi_from_sf_zero_ext): Likewise. (reload_gpr_from_vsxsf): Likewise. (p8_mfvsrd_4_disf): Delete, no longer used. (movsi_from_df): Optimize converting a DFmode to a SFmode, and then needing to move the SFmode to a GPR to use the XSCVDPSP instruction instead of FRSP and XSCVDPSPN. * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Move insn so that it is adjacent to the other XSCVSPDP insns. (vsx_xscvdpsp_scalar): Use "ww" constraint instead of "f" to allow SFmode to be in traditional Altivec registers. (vsx_xscvdpspn): Eliminate useless alternative constraint. (vsx_xscvspdpn): Likewise. (vsx_xscvspdpn_scalar): Likewise. 2017-09-26 Martin Jambor * tree-sra.c (compare_access_positions): Put integral types first, stabilize sorting of integral types, remove conditions putting non-full-precision integers last. (sort_and_splice_var_accesses): Disable scalarization if a non-integert would be represented by a non-full-precision integer. 2017-09-26 Joseph Myers * config/microblaze/linux.h (TARGET_ASM_FILE_END): Likewise. * config/pa/pa.h (NEED_INDICATE_EXEC_STACK): Likewise. * config/pa/pa-linux.h (NEED_INDICATE_EXEC_STACK): Likewise. * config/pa/pa.c (pa_hpux_file_end): Rename to pa_file_end. Define unconditionally, with [ASM_OUTPUT_EXTERNAL_REAL] conditionals inside the function instead of around it. Call file_end_indicate_exec_stack if NEED_INDICATE_EXEC_STACK. (TARGET_ASM_FILE_END): Define unconditionally to pa_file_end. 2017-09-26 Richard Biener * graphite-scop-detection.c (scop_detection::build_scop_depth): Rewrite, fold in ... (scop_detection::build_scop_breadth): ... this. Removed. (scop_detection::loop_is_valid_in_scop): Fold into single caller. (scop_detection::harmful_stmt_in_bb): Likewise. (scop_detection::graphite_can_represent_stmt): Likewise. (scop_detection::loop_body_is_valid_scop): Likewise. Remove recursion. (scop_detection::can_represent_loop): Remove recursion, fold in ... (scop_detection::can_represent_loop_1): ... this. Removed. (scop_detection::harmful_loop_in_region): Simplify after inlining the above and remove more quadraticness. (build_scops): Adjust. * tree-data-ref.c (loop_nest_has_data_refs): Remove pointless quadraticness. 2017-09-26 Jakub Jelinek PR target/82267 * config/i386/i386.c (ix86_print_operand_address_as): Only test REGNO (base) == SP_REG if base is a REG. PR middle-end/35691 * tree-ssa-reassoc.c (update_range_test): Dump r->exp each time if it is different SSA_NAME. (optimize_range_tests_cmp_bitwise): New function. (optimize_range_tests): Call it. 2017-09-26 Richard Biener PR tree-optimization/82321 * graphite.c (canonicalize_loop_closed_ssa): Properly check for the def being inside the loop. 2017-09-26 Andreas Krebbel * config/s390/vx-builtins.md ("vmslg"): Add missing operand in assembler output. * config/s390/s390-builtins.def: Fix constraint on op4. 2017-09-26 Andreas Krebbel * config/s390/s390.c (s390_expand_vec_compare): Use the new mode independent expanders. * config/s390/vector.md ("vec_cmpuneq", "vec_cmpltgt") ("vec_ordered", "vec_unordered"): New expanders. 2017-09-26 Andreas Krebbel * config/s390/s390.c (s390_preferred_simd_mode): Return V4SFmode for SFmode. 2017-09-26 Andreas Krebbel * config/s390/vector.md ("vec_unpacks_low_v16qi"): Rename to vec_unpacks_lo_v16qi. ("vec_unpacku_low_v16qi"): Rename to vec_unpacku_lo_v16qi. 2017-09-26 Andreas Krebbel * config/s390/vector.md ("vec_unpacks_lo_v4sf") ("vec_unpacks_hi_v4sf", "vec_unpacks_lo_v2df") ("vec_unpacks_hi_v2df", "vec_pack_trunc_v2df"): New expanders. 2017-09-26 Andreas Krebbel * config/s390/predicates.md ("const_shift_by_byte_operand"): New predicate. * config/s390/vector.md ("*vec_srb"): Change modes to V_128 and V16QI. ("*vec_slb"): New insn pattern. ("vec_shr_"): New expander. * config/s390/vx-builtins.md ("vec_slb"): Turn into expander and force the shift count operand to V16QImode. ("vec_srb"): Set shift count mode to V16QI. 2017-09-26 Andreas Krebbel * config/s390/vector.md ("vec_widen_umult_lo_") ("vec_widen_umult_hi_", "vec_widen_smult_lo_") ("vec_widen_smult_hi_"): New expander definitions. 2017-09-26 Richard Earnshaw PR target/82175 * config/arm/arm.h (DRIVER_SELF_SPECS): Separate sub-rules with commas. 2017-09-26 Richard Biener PR tree-optimization/82320 * tree-ssa-sccvn.c (set_ssa_val_to): Changing undef to undef isn't a change. 2017-09-25 Jeff Law * config/rs6000/rs6000-protos.h (output_probe_stack_range): Update prototype for new argument. * config/rs6000/rs6000.c (rs6000_emit_allocate_stack_1): New function, mostly extracted from rs6000_emit_allocate_stack. (rs6000_emit_probe_stack_range_stack_clash): New function. (rs6000_emit_allocate_stack): Call rs6000_emit_probe_stack_range_stack_clash as needed. (rs6000_emit_probe_stack_range): Add additional argument to call to gen_probe_stack_range{si,di}. (output_probe_stack_range): New. (output_probe_stack_range_1): Renamed from output_probe_stack_range. (output_probe_stack_range_stack_clash): New. (rs6000_emit_prologue): Emit notes into dump file as requested. * rs6000.md (allocate_stack): Handle -fstack-clash-protection. (probe_stack_range): Operand 0 is now early-clobbered. Add additional operand and pass it to output_probe_stack_range. 2017-09-25 Bin Cheng PR tree-optimization/82163 * tree-ssa-loop-manip.h (verify_loop_closed_ssa): New parameter. (checking_verify_loop_closed_ssa): New parameter. * tree-ssa-loop-manip.c (check_loop_closed_ssa_use): Delete. (check_loop_closed_ssa_stmt): Delete. (check_loop_closed_ssa_def, check_loop_closed_ssa_bb): New functions. (verify_loop_closed_ssa): Check loop closed ssa form for LOOP. (tree_transform_and_unroll_loop): Check loop closed ssa form only for changed loops. 2017-09-25 Pekka Jaaskelainen * brig-builtins.def: Treat HSAIL barrier builtins as setjmp/longjump style functions. 2017-09-25 Richard Sandiford * target.def (constant_alignment): New hook. * defaults.h (CONSTANT_ALIGNMENT): Delete. * doc/tm.texi.in (CONSTANT_ALIGNMENT): Replace with... (TARGET_CONSTANT_ALIGNMENT): ...this new hook. * doc/tm.texi: Regenerate. * targhooks.h (default_constant_alignment): Declare. (constant_alignment_word_strings): Likewise. * targhooks.c (default_constant_alignment): New function. (constant_alignment_word_strings): Likewise. * builtins.c (get_object_alignment_2): Use targetm.constant_alignment instead of CONSTANT_ALIGNMENT. * varasm.c (align_variable, get_variable_align, build_constant_desc) (force_const_mem): Likewise. * config/aarch64/aarch64.h (CONSTANT_ALIGNMENT): Delete. * config/aarch64/aarch64.c (aarch64_constant_alignment): New function. (aarch64_classify_address): Call it instead of CONSTANT_ALIGNMENT. (TARGET_CONSTANT_ALIGNMENT): Redefine. * config/alpha/alpha.h (CONSTANT_ALIGNMENT): Delete commented-out definition. * config/arc/arc.h (CONSTANT_ALIGNMENT): Delete. * config/arc/arc.c (TARGET_CONSTANT_ALIGNMENT): Redefine to constant_alignment_word_strings. * config/arm/arm.h (CONSTANT_ALIGNMENT_FACTOR): Delete. (CONSTANT_ALIGNMENT): Likewise. * config/arm/arm.c (TARGET_CONSTANT_ALIGNMENT): Redefine. (arm_constant_alignment): New function. * config/bfin/bfin.h (CONSTANT_ALIGNMENT): Delete. * config/bfin/bfin.c (TARGET_CONSTANT_ALIGNMENT): Redefine to constant_alignment_word_strings. * config/cr16/cr16.h (CONSTANT_ALIGNMENT): Delete. * config/cr16/cr16.c (TARGET_CONSTANT_ALIGNMENT): Redefine to constant_alignment_word_strings. * config/cris/cris.h (CONSTANT_ALIGNMENT): Delete. * config/cris/cris.c (TARGET_CONSTANT_ALIGNMENT): Redefine. (cris_constant_alignment): New function. * config/epiphany/epiphany.h (CONSTANT_ALIGNMENT): Delete. * config/epiphany/epiphany.c (TARGET_CONSTANT_ALIGNMENT): Redefine. (epiphany_constant_alignment): New function. * config/fr30/fr30.h (CONSTANT_ALIGNMENT): Delete. * config/fr30/fr30.c (TARGET_CONSTANT_ALIGNMENT): Redefine to constant_alignment_word_strings. * config/frv/frv.h (CONSTANT_ALIGNMENT): Delete. * config/frv/frv.c (TARGET_CONSTANT_ALIGNMENT): Redefine to constant_alignment_word_strings. * config/ft32/ft32.h (CONSTANT_ALIGNMENT): Delete. * config/ft32/ft32.c (TARGET_CONSTANT_ALIGNMENT): Redefine to constant_alignment_word_strings. * config/i386/i386.h (CONSTANT_ALIGNMENT): Delete. * config/i386/i386-protos.h (ix86_constant_alignment): Delete. * config/i386/i386.c (ix86_constant_alignment): Make static. Use the same interface as the target hook. (TARGET_CONSTANT_ALIGNMENT): Redefine. * config/ia64/ia64.h (CONSTANT_ALIGNMENT): Delete. * config/ia64/ia64.c (TARGET_CONSTANT_ALIGNMENT): Redefine to constant_alignment_word_strings. * config/iq2000/iq2000.h (CONSTANT_ALIGNMENT): Delete. * config/iq2000/iq2000.c (iq2000_constant_alignment): New function. (TARGET_CONSTANT_ALIGNMENT): Redefine. * config/lm32/lm32.h (CONSTANT_ALIGNMENT): Delete. * config/lm32/lm32.c (TARGET_CONSTANT_ALIGNMENT): Redefine to constant_alignment_word_strings. * config/m32r/m32r.h (CONSTANT_ALIGNMENT): Delete. * config/m32r/m32r.c (TARGET_CONSTANT_ALIGNMENT): Redefine to constant_alignment_word_strings. * config/mcore/mcore.h (CONSTANT_ALIGNMENT): Delete. * config/mcore/mcore.c (TARGET_CONSTANT_ALIGNMENT): Redefine to constant_alignment_word_strings. * config/microblaze/microblaze.h (CONSTANT_ALIGNMENT): Delete. * config/microblaze/microblaze.c (microblaze_constant_alignment): New function. (TARGET_CONSTANT_ALIGNMENT): Redefine. * config/mips/mips.h (CONSTANT_ALIGNMENT): Delete. * config/mips/mips.c (mips_constant_alignment): New function. (TARGET_CONSTANT_ALIGNMENT): Redefine. * config/mmix/mmix.h (CONSTANT_ALIGNMENT): Delete. * config/mmix/mmix-protos.h (mmix_constant_alignment): Delete. * config/mmix/mmix.c (TARGET_CONSTANT_ALIGNMENT): Redefine. (mmix_constant_alignment): Make static. Use the same interface as the target hook. * config/moxie/moxie.h (CONSTANT_ALIGNMENT): Delete. * config/moxie/moxie.c (TARGET_CONSTANT_ALIGNMENT): Redefine to constant_alignment_word_strings. * config/nios2/nios2.h (CONSTANT_ALIGNMENT): Delete. * config/nios2/nios2.c (TARGET_CONSTANT_ALIGNMENT): Redefine to constant_alignment_word_strings. * config/pa/pa.h (CONSTANT_ALIGNMENT): Delete. * config/pa/pa.c (TARGET_CONSTANT_ALIGNMENT): Redefine to constant_alignment_word_strings. * config/powerpcspe/powerpcspe.h (CONSTANT_ALIGNMENT): Delete. * config/powerpcspe/powerpcspe.c (TARGET_CONSTANT_ALIGNMENT): Redefine. (rs6000_constant_alignment): New function. * config/riscv/riscv.h (CONSTANT_ALIGNMENT): Delete. * config/riscv/riscv.c (riscv_constant_alignment): New function. (TARGET_CONSTANT_ALIGNMENT): Redefine. * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Delete. * config/rs6000/rs6000.c (TARGET_CONSTANT_ALIGNMENT): Redefine. (rs6000_constant_alignment): New function. * config/s390/s390.h (CONSTANT_ALIGNMENT): Delete. * config/s390/s390.c (s390_constant_alignment): New function. (TARGET_CONSTANT_ALIGNMENT): Redefine. * config/sh/sh.h (CONSTANT_ALIGNMENT): Delete. * config/sh/sh.c (TARGET_CONSTANT_ALIGNMENT): Redefine to constant_alignment_word_strings. * config/sparc/sparc.h (CONSTANT_ALIGNMENT): Delete. * config/sparc/sparc.c (TARGET_CONSTANT_ALIGNMENT): Redefine. (sparc_constant_alignment): New function. * config/spu/spu.h (CONSTANT_ALIGNMENT): Delete. * config/spu/spu.c (spu_constant_alignment): New function. (TARGET_CONSTANT_ALIGNMENT): Redefine. * config/stormy16/stormy16.h (CONSTANT_ALIGNMENT): Delete. * config/stormy16/stormy16.c (TARGET_CONSTANT_ALIGNMENT): Redefine to constant_alignment_word_strings. * config/tilegx/tilegx.h (CONSTANT_ALIGNMENT): Delete. * config/tilegx/tilegx.c (TARGET_CONSTANT_ALIGNMENT): Redefine to constant_alignment_word_strings. * config/tilepro/tilepro.h (CONSTANT_ALIGNMENT): Delete. * config/tilepro/tilepro.c (TARGET_CONSTANT_ALIGNMENT): Redefine to constant_alignment_word_strings. * config/visium/visium.h (CONSTANT_ALIGNMENT): Delete. * config/visium/visium.c (TARGET_CONSTANT_ALIGNMENT): Redefine. (visium_constant_alignment): New function. * config/xtensa/xtensa.h (CONSTANT_ALIGNMENT): Delete. * config/xtensa/xtensa.c (TARGET_CONSTANT_ALIGNMENT): Redefine. (xtensa_constant_alignment): New function. * system.h (CONSTANT_ALIGNMENT): Poison. 2017-09-25 Will Schmidt * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for early folding of vector stores (ALTIVEC_BUILTIN_ST_*). (rs6000_builtin_valid_without_lhs): New helper function. * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Remove obsoleted code for handling ALTIVEC_BUILTIN_VEC_ST. 2017-09-25 Richard Sandiford * target.h (vec_perm_indices): Use unsigned short rather than unsigned char. (auto_vec_perm_indices): Likewise. * config/aarch64/aarch64.c (aarch64_vectorize_vec_perm_const_ok): Use unsigned int rather than unsigned char. * config/arm/arm.c (arm_vectorize_vec_perm_const_ok): Likewise. 2017-09-25 Richard Biener * cfgloop.h (sort_sibling_loops): Declare. * cfgloop.c (sort_sibling_loops_cmp): New helper. (sort_sibling_loops): New function sorting the sibling loop list in RPO order. * graphite.c (graphite_transform_loops): Sort sibling loops. 2017-09-25 Richard Sandiford * target.def (vec_perm_const_ok): Change sel parameter to vec_perm_indices. * optabs-query.c (can_vec_perm_p): Update accordingly. * doc/tm.texi: Regenerate. * config/aarch64/aarch64.c (expand_vec_perm_d): Change perm to auto_vec_perm_indices and remove separate nelt field. (aarch64_evpc_trn, aarch64_evpc_uzp, aarch64_evpc_zip) (aarch64_evpc_ext, aarch64_evpc_rev, aarch64_evpc_dup) (aarch64_evpc_tbl, aarch64_expand_vec_perm_const_1) (aarch64_expand_vec_perm_const): Update accordingly. (aarch64_vectorize_vec_perm_const_ok): Likewise. Change sel to vec_perm_indices. * config/arm/arm.c (expand_vec_perm_d): Change perm to auto_vec_perm_indices and remove separate nelt field. (arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev) (arm_evpc_neon_vtrn, arm_evpc_neon_vext, arm_evpc_neon_vtbl) (arm_expand_vec_perm_const_1, arm_expand_vec_perm_const): Update accordingly. (arm_vectorize_vec_perm_const_ok): Likewise. Change sel to vec_perm_indices. * config/i386/i386.c (ix86_vectorize_vec_perm_const_ok): Change sel to vec_perm_indices. * config/ia64/ia64.c (ia64_vectorize_vec_perm_const_ok): Likewise. * config/mips/mips.c (mips_vectorize_vec_perm_const_ok): Likewise. * config/powerpcspe/powerpcspe.c (rs6000_vectorize_vec_perm_const_ok): Likewise. * config/rs6000/rs6000.c (rs6000_vectorize_vec_perm_const_ok): Likewise. 2017-09-25 Pierre-Marie de Rodat PR debug/82155 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl on the FUNCTION_DECL function context if it has a DIE that is a declaration. 2017-09-25 Richard Biener PR tree-optimization/82285 * tree-vect-patterns.c (vect_recog_bool_pattern): Also handle enumeral types. 2017-09-25 Tom de Vries PR target/80035 PR target/81069 * config/nvptx/nvptx.c (nvptx_output_call_insn): Add exit after call to noreturn function. 2017-09-25 Richard Biener * graphite-optimize-isl.c (optimize_isl): Fail and dump if ISL errors other than isl_error_quota happen. Dump if the schedule is the same. * graphite-sese-to-poly.c (build_poly_scop): Fail on ISL errors instead of aborting inside ISL. 2017-09-25 Iain Sandoe PR target/80556 * config/i386/darwin.h (REAL_LIB_SPEC): New; put libSystem ahead of libgcc_eh for m64. * config/i386/darwin64.h: Likewise. 2017-09-25 Richard Biener PR middle-end/82144 * dwarf2out.c (gen_enumeration_type_die): Do not add alignment attribute for incomplete types nor twice for complete ones. 2017-09-24 Uros Bizjak PR target/82267 * config/i386/i386.c (ix86_print_operand_address_as): Encode %esp as %rsp to avoid 0x67 prefix if there is no index or base register. 2017-09-23 Uros Bizjak PR bootstrap/82306 * config/i386/i386.opt (mprefer-avx256): Use ix86_target_flags variable. * config/i386/i386.c (ix86_target_string): Move -mprefer-avx256 to flag2_opts. 2017-09-22 Jakub Jelinek PR middle-end/35691 * match.pd: Simplify x == -1 & y == -1 into (x & y) == -1 and x != -1 | y != -1 into (x & y) != -1. 2017-09-22 Steve Ellcey * config.gcc: Add new case statement to set default_gnu_indirect_function. Remove it from x86_64-*-linux*, i[34567]86-*, powerpc*-*-linux*spe*, powerpc*-*-linux*, s390-*-linux*, s390x-*-linux* case statements. Added aarch64 to the list of supported architectures. 2017-09-22 Richard Sandiford PR tree-optimization/82289 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs): Check STMT_VINFO_RELEVANT_P. 2017-09-22 Richard Sandiford Alan Hayward David Sherwood * tree-vrp.c (extract_range_from_multiplicative_op_1): Assert for VR_RANGE only; don't allow VR_ANTI_RANGE. (extract_range_from_binary_expr_1): Don't call extract_range_from_multiplicative_op_1 if !range_int_cst_p. 2017-09-22 Richard Sandiford Alan Hayward David Sherwood * target.def (preferred_vector_alignment): New hook. * doc/tm.texi.in (TARGET_VECTORIZE_PREFERRED_VECTOR_ALIGNMENT): New hook. * doc/tm.texi: Regenerate. * targhooks.h (default_preferred_vector_alignment): Declare. * targhooks.c (default_preferred_vector_alignment): New function. * tree-vectorizer.h (dataref_aux): Add a target_alignment field. Expand commentary. (DR_TARGET_ALIGNMENT): New macro. (aligned_access_p): Update commentary. (vect_known_alignment_in_bytes): New function. * tree-vect-data-refs.c (vect_calculate_required_alignment): New function. (vect_compute_data_ref_alignment): Set DR_TARGET_ALIGNMENT. Calculate the misalignment based on the target alignment rather than the vector size. (vect_update_misalignment_for_peel): Use DR_TARGET_ALIGMENT rather than TYPE_ALIGN / BITS_PER_UNIT to update the misalignment. (vect_enhance_data_refs_alignment): Mask the byte misalignment with the target alignment, rather than masking the element misalignment with the number of elements in a vector. Also use the target alignment when calculating the maximum number of peels. (vect_find_same_alignment_drs): Use vect_calculate_required_alignment instead of TYPE_ALIGN_UNIT. (vect_duplicate_ssa_name_ptr_info): Remove stmt_info parameter. Measure DR_MISALIGNMENT relative to DR_TARGET_ALIGNMENT. (vect_create_addr_base_for_vector_ref): Update call accordingly. (vect_create_data_ref_ptr): Likewise. (vect_setup_realignment): Realign by ANDing with -DR_TARGET_MISALIGNMENT. * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Calculate the number of peels based on DR_TARGET_ALIGNMENT. * tree-vect-stmts.c (get_group_load_store_type): Compare the gap with the guaranteed alignment boundary when deciding whether overrun is OK. (vectorizable_mask_load_store): Interpret DR_MISALIGNMENT relative to DR_TARGET_ALIGNMENT instead of TYPE_ALIGN_UNIT. (ensure_base_align): Remove stmt_info parameter. Get the target base alignment from DR_TARGET_ALIGNMENT. (vectorizable_store): Update call accordingly. Interpret DR_MISALIGNMENT relative to DR_TARGET_ALIGNMENT instead of TYPE_ALIGN_UNIT. (vectorizable_load): Likewise. 2017-09-22 Richard Sandiford Alan Hayward David Sherwood * tree-vectorizer.h (vect_get_scalar_dr_size): New function. * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use it. (vect_enhance_data_refs_alignment): Likewise. 2017-09-22 Richard Earnshaw * config/arm/parsecpu.awk (fatal): Note that we've encountered an error. Only quit immediately if parsing is complete. (BEGIN): Initialize fatal_err and parse_done. (begin fpu, end fpu): Check number of arguments. (begin arch, end arch): Likewise. (begin cpu, end cpu): Likewise. (cname, tune for, tune flags, architecture, fpu, option): Likewise. (optalias): Likewise. 2017-09-22 Richard Earnshaw * config.gcc (arm*-*-*): Don't add arm-isa.h to tm_p_file. * config/arm/arm-isa.h: Delete. Move definitions to ... * arm-cpus.in: ... here. Use new feature and fgroup values. * config/arm/arm.c (arm_option_override): Use lower case for feature bit names. * config/arm/arm.h (TARGET_HARD_FLOAT): Likewise. (TARGET_VFP3, TARGET_VFP5, TARGET_FMA): Likewise. * config/arm/parsecpu.awk (END): Add new command 'isa'. (isa_pfx): Delete. (print_isa_bits_for): New function. (gen_isa): New function. (gen_comm_data): Use print_isa_bits_for. (define feature): New keyword. (define fgroup): New keyword. * config/arm/t-arm (TM_H): Remove. (GTM_H): Add arm-isa.h. (arm-isa.h): Add rule to generate file. * common/config/arm/arm-common.c: (arm_canon_arch_option): Use lower case for feature bit names. 2017-09-22 Richard Biener * graphite-isl-ast-to-gimple.c (graphite_verify): Inline into single caller. (graphite_regenerate_ast_isl): Do not reset SCEV. Move debug print of no dependency loops ... * graphite.c (graphite_transform_loops): ... here. (canonicalize_loop_closed_ssa_form): Work from inner to outer loops. (same_close_phi_node, remove_duplicate_close_phi, make_close_phi_nodes_unique, defined_in_loop_p): Fold into ... (canonicalize_loop_closed_ssa): ... here and simplify. * graphite-optimize-isl.c: Include tree-vectorizer.h. (optimize_isl): Use dump_printf_loc to tell when we stopped optimizing because of an ISL timeout. 2017-09-22 Richard Biener PR tree-optimization/82291 * tree-if-conv.c (predicate_mem_writes): Make sure to remove writes in blocks predicated with false. 2017-09-22 Richard Biener * sese.c: Include cfganal.h. (if_region_set_false_region): Remove. (create_if_region_on_edge): Likewise. (move_sese_in_condition): Re-implement without destroying dominators. 2017-09-22 Richard Biener * graphite-isl-ast-to-gimple.c (translate_pending_phi_nodes): Verify both BBs contain loop PHI nodes before dispatching to copy_loop_phi_args. (graphite_regenerate_ast_isl): Do not recompute dominators, do not verify three times. Restructure for clarity. * graphite-scop-detection.c (same_close_phi_node, remove_duplicate_close_phi, make_close_phi_nodes_unique, defined_in_loop_p, canonicalize_loop_closed_ssa, canonicalize_loop_closed_ssa_form): Simplify, remove excess checking and SSA rewrite, move to ... * graphite.c: ... here. Include ssa.h and tree-ssa-loop-manip.h. (graphite_initialize): Do not pass in ctx, do not reset the SCEV cache, compute only dominators. (graphite_transform_loops): Allocate ISL ctx after graphite_initialize. Call canonicalize_loop_closed_ssa_form. Maintain post-dominators only around build_scops. * sese.c (if_region_set_false_region): Make static. Free and recompute dominators. (move_sese_in_condition): Assert we don't get called with post-dominators computed. * sese.h (if_region_set_false_region): Remove. 2017-09-22 Sergey Shalnov * config/i386/sse.md ("mov_internal"): Use mode attribute for TARGET_AVX512VL. 2017-09-21 Sergey Shalnov * config/i386/i386.opt (mprefer-avx256): New option. * config/i386/i386.c (ix86_target_string): Add -mprefer-avx256 to flag_opts. (ix86_preferred_simd_mode): Return 256-bit AVX modes for TARGET_PREFER_AVX256. * doc/invoke.texi (x86 Options): Document -mprefer-avx256. 2017-09-21 Jeff Law * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash): Fix dump output if the only stack space is for pushed registers. 2017-09-21 Richard Sandiford * config/spu/spu.c (spu_sched_adjust_cost): Update after renaming of insn_cost. 2017-09-21 Martin Sebor PR c/81882 * doc/extend.texi (attribute ifunc): Avoid relying on ill-formed code (in C++) or code that triggers warnings. 2017-09-21 Eric Botcazou * stor-layout.c (bit_from_pos): Do not distribute the conversion. 2017-09-21 Segher Boessenkool * haifa-sched.c: Rename insn_cost to insn_sched_cost. * sched-rgn.c: Ditto. * sel-sched-ir.c: Ditto. 2017-09-21 Alexander Monakov * toplev.h (set_random_seed): Adjust return type. * toplev.c (init_local_tick): Move eager initialization of random_seed to get_random_seed. Adjust comment. (init_random_seed): Inline to get_random_seed, delete. (get_random_seed): Initialize random_seed lazily. (set_random_seed): Do not return previous value. (print_switch_value): Do not call get_random_seed. 2017-09-21 Evgeny Kudryashov * cgraph.c (delete_function_version): New, broken out from... (cgraph_node::delete_function_version): ...here. Rename to cgraph_node::delete_function_version_by_decl. Update all uses. (cgraph_node::remove): Call delete_function_version. 2017-09-21 Jakub Jelinek PR sanitizer/81715 * tree-inline.c (expand_call_inline): Emit clobber stmts for VAR_DECLs to which addressable non-volatile parameters are mapped and for id->retvar after the return value assignment. Clear id->retval and id->retbnd after inlining. 2017-09-21 Richard Biener PR tree-optimization/82276 PR tree-optimization/82244 * tree-vrp.c (build_assert_expr_for): Set SSA_NAME_OCCURS_IN_ABNORMAL_PHI if the variable we assert on has it set. (remove_range_assertions): Revert earlier change. 2017-09-21 Wilco Dijkstra PR target/71951 * config/aarch64/aarch64.h (LIBGCC2_UNWIND_ATTRIBUTE): Define. 2017-09-21 Richard Biener * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl): Restore valid IL after code generation errors. * graphite.c (graphite_transform_loops): Diagnose code generation issues as MSG_MISSED_OPTIMIZATION and continue with processing SCOPs. 2017-09-21 Richard Sandiford Alan Hayward David Sherwood * calls.c (compute_argument_addresses): Use simplify_gen_binary rather than choosing between plus_constant and gen_rtx_. * expr.c (emit_push_insn): Likewise. (expand_expr_real_2): Likewise. 2017-09-21 Richard Sandiford Alan Hayward David Sherwood * loop-unroll.c (split_iv): Call copy_rtx on the step. 2017-09-21 Richard Sandiford Alan Hayward David Sherwood * tree.c (find_atomic_core_type): Check tree_fits_uhwi_p before calling tree_to_uhwi. 2017-09-21 Richard Sandiford Alan Hayward David Sherwood * tree-ssa-ccp.c (get_value_for_expr): Use a positive test for INTEGER_CST rather than a negative test for ADDR_EXPR. 2017-09-21 Richard Sandiford Alan Hayward David Sherwood * tree-vrp.c (extract_range_from_binary_expr_1): Check int_cst_rangeN before calling value_range_constant_singleton (&vrN). 2017-09-21 Richard Biener PR tree-optimization/71351 * graphite-isl-ast-to-gimple.c (translate_isl_ast_to_gimple:: graphite_create_new_loop_guard): Remove, fold remaining parts into caller ... (translate_isl_ast_node_for): ... here and simplify. 2017-09-21 Jakub Jelinek PR target/82260 * config/i386/i386.md (*movqi_internal): Replace (=q,q) alternative with (=Q,Q), (=R,R) and (=r,r) alternatives, only enable the latter two for 64-bit, renumber alternatives, for -Os imov (=q,n) alternative always use QI mode, for -Os imov (=R,R) alternative always use SI mode, for imov (=Q,Q) or (=r,r) alternatives ignore -Os. 2017-09-20 Andreas Krebbel Jeff Law * config/s390/s390.c (MIN_UNROLL_PROBES): Define. (allocate_stack_space): New function, partially extracted from s390_emit_prologue. (s390_emit_prologue): Track offset to most recent stack probe. Code to allocate space moved into allocate_stack_space. Dump actions when no stack is allocated. (s390_prologue_plus_offset): New function. (s390_emit_stack_probe): Likewise. 2017-09-20 Alexandre Oliva * common.opt (Wa, Wl, Wp, g, gz=): Add RejectNegative. (gno-column-info): Remove. (gcolumn-info): Drop RejectNegative. (gno-): New prefix. (gno-record-gcc-switches): Remove. (grecord-gcc-switches): Drop RejectNegative. (gno-split-dwarf): Remove. (gsplit-dwarf): Drop RejectNegative. (gno-strict-dwarf): Remove. (gstrict-dwarf): Drop RejectNegative. * config/darwin.opt (gfull, gused): Add RejectNegative. * dwarf2out.c (gen_producer_string): Drop gno-record-gcc-switches handler. * optc-gen.awk: Add g to prefixes with negative forms. * opts-common.c (remapping_prefix_p): New. (find_opt): Check it. (generate_canonical_option): Test g prefix. (option_map): Add -gno- mapping. (add_misspelling_candidates): Check remapping_prefix_p. 2017-09-20 Jeff Law * config/powerpcspe/powerpcspe.c (rs6000_expand_prologue): Fix thinko in stack clash protection support. * explow.c (compute_stack_clash_protection_loop_data): Use CONST_INT_P instead of explicit test. Verify object is a CONST_INT_P before looking at INTVAL. (anti_adjust_stack_and_probe_stack_clash): Use CONST_INT_P instead of explicit test. 2017-09-20 Segher Boessenkool PR target/77687 * config/rs6000/rs6000.md (stack_restore_tie): Store to a scratch address instead of to r1 and r11. 2017-09-20 Sebastian Peryt * config.gcc: Support "knm". * config/i386/driver-i386.c (host_detect_local_cpu): Detect "knm". * config/i386/i386-c.c (ix86_target_macros_internal): Handle PROCESSOR_KNM. * config/i386/i386.c (m_KNM): Define. (processor_target_table): Add "knm". (PTA_KNM): Define. (ix86_option_override_internal): Add "knm". (ix86_issue_rate): Add PROCESSOR_KNM. (ix86_adjust_cost): Ditto. (ia32_multipass_dfa_lookahead): Ditto. (get_builtin_code_for_version): Handle PROCESSOR_KNM. (fold_builtin_cpu): Add M_INTEL_KNM. * config/i386/i386.h (processor_costs): Define TARGET_KNM. (processor_type): Add PROCESSOR_KNM. * config/i386/x86-tune.def: Add m_KNM. * doc/invoke.texi: Add knm as x86 -march=/-mtune= CPU type. 2017-09-20 Richard Biener PR tree-optimization/80213 * graphite-scop-detection.c (trivially_empty_bb_p): Labels are allowed in empty BBs as well. (canonicalize_loop_closed_ssa): Also look for other complex edges. (scop_detection::get_sese): Include the loop-closed PHI block in loop SESEs. (scop_detection::merge_sese): Remove code adding extra blocks. (scop_detection::region_has_one_loop): Adjust for get_sese changes. (build_scops): Assert the final returned scop is invalid. 2017-09-20 Richard Biener PR tree-optimization/82264 * tree-ssa-sccvn.c (vn_phi_eq): Use safe_dyn_cast to check for GIMPLE_CONDs. (vn_phi_lookup): Likewise. (vn_phi_insert): Likewise. 2017-09-20 Jakub Jelinek * dwarf2out.c (tree_add_const_value_attribute): For INTEGER_CST that fits into uhwi or shwi, add DW_AT_const_value regardless of early_dwarf without going through RTL, using add_AT_unsigned or add_AT_int. * dwarf2out.c (DEBUG_LTO_DWO_INFO_SECTION): Reorder defines. (DEBUG_LTO_ABBREV_SECTION): Likewise. (DEBUG_LTO_MACINFO_SECTION): Likewise. (DEBUG_MACRO_SECTION): Likewise. (DEBUG_LTO_MACRO_SECTION): Likewise. (DEBUG_STR_DWO_SECTION): Likewise. (DEBUG_LTO_STR_DWO_SECTION): Likewise. (DEBUG_LTO_LINE_SECTION): Drop .dwo suffix from the name. (DEBUG_LTO_DWO_LINE_SECTION): Define. (DEBUG_LTO_LINE_STR_SECTION): Define. (init_sections_and_labels): Initialize debug_line_str_section variable. Initialize debug_loc_section for -gdwarf-5 to DEBUG_LOCLISTS_SECTION. Formatting fixes. 2017-09-20 Richard Biener * graphite-sese-to-poly.c (extract_affine): Properly handle POINTER_PLUS_EXPR, BIT_NOT_EXPR and conversion to signed. 2017-09-20 Richard Biener PR tree-optimization/81373 * graphite-scop-detection.c (build_cross_bb_scalars_def): Force SESE live-out defs to be handled even if they are scev_analyzable_p. 2017-09-19 Jeff Law * combine-stack-adj.c (combine_stack_adjustments_for_block): Do nothing for stack adjustments with REG_STACK_CHECK. * sched-deps.c (parse_add_or_inc): Reject insns with REG_STACK_CHECK from dependency breaking. * config/i386/i386.c (pro_epilogue_adjust_stack): Return insn. (ix86_adjust_satck_and_probe_stack_clash): Add REG_STACK_NOTEs. * reg-notes.def (STACK_CHECK): New note. * config/i386/i386.c (ix86_adjust_stack_and_probe_stack_clash): New. (ix86_expand_prologue): Dump stack clash info as needed. Call ix86_adjust_stack_and_probe_stack_clash as needed. * function.c (dump_stack_clash_frame_info): New function. * function.h (dump_stack_clash_frame_info): Prototype. (enum stack_clash_probes): New enum. * config/alpha/alpha.c (alpha_expand_prologue): Also check flag_stack_clash_protection. * config/arm/arm.c (arm_compute_static_chain_stack_bytes): Likewise. (arm_expand_prologue, thumb1_expand_prologue): Likewise. (arm_frame_pointer_required): Likewise. * config/ia64/ia64.c (ia64_compute_frame_size): Likewise. (ia64_expand_prologue): Likewise. * config/mips/mips.c (mips_expand_prologue): Likewise. * config/powerpcspe/powerpcspe.c (rs6000_expand_prologue): Likewise. * config/sparc/sparc.c (sparc_expand_prologue): Likewise. (sparc_flat_expand_prologue): Likewise. * config/spu/spu.c (spu_expand_prologue): Likewise. * explow.c: Include "params.h". (anti_adjust_stack_and_probe_stack_clash): New function. (get_stack_check_protect): Likewise. (compute_stack_clash_protection_loop_data): Likewise. (emit_stack_clash_protection_loop_start): Likewise. (emit_stack_clash_protection_loop_end): Likewise. (allocate_dynamic_stack_space): Use get_stack_check_protect. Use anti_adjust_stack_and_probe_stack_clash. * explow.h (compute_stack_clash_protection_loop_data): Prototype. (emit_stack_clash_protection_loop_start): Likewise. (emit_stack_clash_protection_loop_end): Likewise. * rtl.h (get_stack_check_protect): Prototype. * target.def (stack_clash_protection_final_dynamic_probe): New hook. * targhooks.c (default_stack_clash_protection_final_dynamic_probe): New. * targhooks.h (default_stack_clash_protection_final_dynamic_probe): Prototype. * doc/tm.texi.in (TARGET_STACK_CLASH_PROTECTION_FINAL_DYNAMIC_PROBE): Add @hook. * doc/tm.texi: Rebuilt. * config/aarch64/aarch64.c (aarch64_expand_prologue): Use get_stack_check_protect. * config/alpha/alpha.c (alpha_expand_prologue): Likewise. * config/arm/arm.c (arm_expand_prologue): Likewise. (arm_frame_pointer_required): Likewise. * config/i386/i386.c (ix86_expand_prologue): Likewise. * config/ia64/ia64.c (ia64_expand_prologue): Likewise. * config/mips/mips.c (mips_expand_prologue): Likewise. * config/powerpcspe/powerpcspe.c (rs6000_emit_prologue): Likewise. * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise. * config/sparc/sparc.c (sparc_expand_prologue): Likewise. (sparc_flat_expand_prologue): Likewise. * common.opt (-fstack-clash-protection): New option. * flag-types.h (enum stack_check_type): Note difference between -fstack-check= and -fstack-clash-protection. * params.def (PARAM_STACK_CLASH_PROTECTION_GUARD_SIZE): New PARAM. (PARAM_STACK_CLASH_PROTECTION_PROBE_INTERVAL): Likewise. * toplev.c (process_options): Issue warnings/errors for cases not handled with -fstack-clash-protection. * doc/invoke.texi (-fstack-clash-protection): Document new option. (-fstack-check): Note additional problem with -fstack-check=generic. Note that -fstack-check is primarily for Ada and refer users to -fstack-clash-protection for stack-clash-protection. Document new params for stack clash protection. 2017-09-19 Uros Bizjak * config/i386/i386.c (ix86_split_long_move): Do not handle address used for LEA in a special way. 2017-09-19 Segher Boessenkool * simplify-rtx.c (simplify_binary_operation_1): Fix typo in comment. 2017-09-19 Martin Sebor PR c/81854 * cgraphunit.c (handle_alias_pairs): Reject aliases between functions of incompatible types. 2017-09-19 Will Schmidt * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for early folding of vector loads (ALTIVEC_BUILTIN_LVX_*). * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Remove obsoleted code for handling ALTIVEC_BUILTIN_VEC_LD. 2017-09-19 Richard Biener PR tree-optimization/82244 * tree-vrp.c (remove_range_assertions): Do not propagate a constant to abnormals but replace the assert with a copy. 2017-09-19 Alexander Monakov PR rtl-optimization/57878 PR rtl-optimization/68988 * lra-assigns.c (reload_pseudo_compare_func): Remove fragmentation avoidance test involving non_reload_pseudos. Move frequency test below the general fragmentation avoidance test. 2017-09-19 Richard Biener PR tree-optimization/69728 * graphite-sese-to-poly.c (schedule_error): New global. (add_loop_schedule): Handle empty domain by failing the schedule. (build_original_schedule): Handle schedule_error. 2017-09-19 Richard Biener * graphite-scop-detection.c (scop_detection::can_represent_loop): Do not iterate to sibling loops but only to siblings of inner loops. 2017-09-18 Andreas Schwab PR target/81613 * config/m68k/m68k.md (moveq feeding equality comparison): Check that the registers are different. 2017-09-18 Uros Bizjak * config/i386/i386.c (fold_builtin_cpu): Add M_AMDFAM17H to processor_model and "amdfam17h" to arch_names_table. * doc/extend.texi (__builtin_cpu_is): Document amdfam17h CPU name. 2017-09-18 Jakub Jelinek PR c/82234 * doc/extend.texi: Add @findex entry for __builtin_shuffle. 2017-09-18 Richard Sandiford Alan Hayward David Sherwood * tree-vectorizer.h (vect_slp_analyze_operations): Replace parameters with a vec_info *. * tree-vect-loop.c (vect_analyze_loop_operations): Update call accordingly. * tree-vect-slp.c (vect_slp_analyze_node_operations): Add vec_info * parameter. Set SLP_TREE_NUMBER_OF_VEC_STMTS here rather than in vect_schedule_slp_instance. (vect_slp_analyze_operations): Replace parameters with a vec_info *. Update call to vect_slp_analyze_node_operations. Simplify return value. (vect_slp_analyze_bb_1): Update call accordingly. (vect_schedule_slp_instance): Remove vectorization_factor parameter. Don't calculate SLP_TREE_NUMBER_OF_VEC_STMTS here. (vect_schedule_slp): Update call accordingly. 2017-09-18 Richard Sandiford Alan Hayward David Sherwood * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Cope with types that aren't in fact scalar. 2017-09-18 Richard Sandiford * tree-vect-slp.c (vect_record_max_nunits): New function, split out from... (vect_build_slp_tree_1): ...here. (vect_build_slp_tree_2): Call it for phis too. 2017-09-18 Richard Sandiford * tree-vect-stmts.c (vectorizable_mask_load_store): Pass mask_vectype to vect_get_vec_def_for_operand when getting the mask operand. 2017-09-18 Richard Sandiford Alan Hayward David Sherwood * tree-vect-loop.c (vectorizable_live_operation): Fix type of bitstart. 2017-09-18 Richard Sandiford Alan Hayward David Sherwood * tree-vect-loop.c (vectorizable_live_operation): Fix element size calculation for vector booleans. 2017-09-18 Richard Sandiford Alan Hayward David Sherwood * tree-vect-stmts.c (can_vectorize_live_stmts): New function, split out from... (vect_transform_stmt): ...here. (vect_analyze_stmt): Use it instead of calling vectorizable_live_operation directly. 2017-09-18 Cesar Philippidis * omp-offload.c (oacc_xform_loop): Enable SIMD vectorization on non-SIMT targets in acc vector loops. 2017-09-18 Claudiu Zissulescu * configure.ac: Add arc and check if assembler supports gdwarf2. * configure: Regenerate. 2017-09-18 Richard Biener PR tree-optimization/82220 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Exclude epilogue niters from the min_profitable_iters compute. 2017-09-18 Jakub Jelinek PR target/82145 * config/i386/i386.c (ix86_init_large_pic_reg): Revert 2017-09-01 changes. Turn CODE_LABEL into NOTE_INSN_DELETED_LABEL immediately. (ix86_init_pic_reg): Revert 2017-09-01 changes. 2017-09-18 Eric Botcazou PR target/81361 * dwarf2cfi.c (add_cfis_to_fde): Do not generate DW_CFA_set_loc after switching to a new text section. 2017-09-18 Richard Biener * graphite-scop-detection.c (scop_detection::stmt_has_simple_data_ref): Simplify. (build_alias_set): Reject aliases with no access function. 2017-09-18 Richard Biener PR tree-optimization/79622 * graphite-scop-detection.c (build_cross_bb_scalars_def): Properly handle PHIs. (build_cross_bb_scalars_use): Likewise. 2017-09-18 Pierre-Marie de Rodat * cgraph.h (cgraph_thunk_info): Fix a typo in a comment. 2017-09-18 Alan Modra PR target/81996 * gcc/config/rs6000/rs6000.c (rs6000_return_addr): Use stack_pointer_rtx for count 0. Update comments. Break up large rtl expression. 2017-09-17 Daniel Santos * config/i386/i386.c (xlogue_layout::STUB_NAME_MAX_LEN): Increase to 20 bytes. (xlogue_layout::s_stub_names): Add an additional size-2 diminsion. (xlogue_layout::get_stub_name): Modify to select the appropairate sse or avx version of the stub. 2017-09-17 H.J. Lu PR target/82166 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Properly compute the minimum stack alignment. Also update preferred stack boundary for leaf functions. 2017-09-16 Richard Sandiford PR tree-optimization/82228 * tree-vect-loop.c (vectorizable_live_operation): Move initialization of ncopies. 2017-09-16 Chung-Ju Wu * common/config/nds32/nds32-common.c (nds32_option_optimization_table): Refine formatting. (nds32_option_optimization_table): Use -fsched-pressure and -fomit-frame-pointer for specific optimization level. 2017-09-16 Chung-Ju Wu * config/nds32/nds32.c: Refine formatting and comments. * config/nds32/nds32.h: Likewise. * config/nds32/nds32.md: Likewise. * config/nds32/nds32-cost.c: Likewise. * config/nds32/nds32-isr.c: Likewise. * config/nds32/nds32-md-auxiliary.c: Likewise. * config/nds32/nds32-multiple.md: Likewise. * config/nds32/nds32-predicates.c: Likewise. 2017-09-15 Andrew Sutton Jakub Jelinek Add support for -std=c++2a. * doc/cpp.texi (__cplusplus): Document value for -std=c++2a or -std=gnu+2a. * doc/invoke.texi: Document -std=c++2a and -std=gnu++2a. 2017-09-15 Steve Ellcey PR target/82066 * doc/extend.texi (Common Function Attributes): Add references to ARM, AArch64, and S/390 specific attributes. (Function Specific Option Pragmas): Add AArch64 and S/390 to list of back ends that support the target pragma. 2017-09-15 Nathan Sidwell * doc/standards.texi: Fix C++17 description. Update URLs for C++11 & 14. 2017-09-15 Bernd Edlinger * common.opt (Wcast-align=strict): New warning option. * doc/invoke.texi: Document -Wcast-align=strict. 2017-09-15 Pierre-Marie de Rodat * cgraph.h (cgraph_thunk_info): Add comments. * cgraph.c (cgraph_node::create_thunk): Adjust comment, make assert for VIRTUAL_* arguments stricter. 2017-09-15 Jackson Woodruff PR tree-optimization/71026 * match.pd: Move RDIV patterns from fold-const.c * fold-const.c (distribute_real_division): Removed. (fold_binary_loc): Remove calls to distribute_real_divison. 2017-09-15 Jakub Jelinek * doc/invoke.texi: Document -std=c++17 and -std=gnu++17 and document c++1z and gnu++1z as deprecated. Change other references to -std=c++1z to -std=c++17 and -std=gnu++1z to -std=gnu++17. Change -Wc++1z-compat to -Wc++17-compat. * doc/cpp.texi: Document -std=c++17 defines __cplusplus 201703L. * dwarf2out.c (highest_c_language): Handle C++17. (gen_compile_unit_die): Likewise. 2017-09-15 Jakub Jelinek PR rtl-optimization/82192 * combine.c (make_extraction): Don't look through non-paradoxical SUBREGs or TRUNCATE if pos + len is or might be bigger than inner's mode. 2017-09-15 Richard Sandiford Alan Hayward David Sherwood * target.def (function_arg_offset): New hook. * targhooks.h (default_function_arg_offset): Declare. * targhooks.c (default_function_arg_offset): New function. * function.c (locate_and_pad_parm): Use targetm.calls.function_arg_offset instead of FUNCTION_ARG_OFFSET. * doc/tm.texi.in (FUNCTION_ARG_OFFSET): Replace with... (TARGET_FUNCTION_ARG_OFFSET): ...this. * doc/tm.texi: Regenerate. * config/spu/spu.h (FUNCTION_ARG_OFFSET): Delete. * config/spu/spu.c (spu_function_arg_offset): New function. (TARGET_FUNCTION_ARG_OFFSET): Redefine. * system.h (FUNCTION_ARG_OFFSET): Poison. 2017-09-15 Richard Sandiford Alan Hayard David Sherwood * target.def (truly_noop_truncation): New hook. (mode_rep_extended): Refer to TARGET_TRULY_NOOP_TRUNCATION rather than TRULY_NOOP_TRUNCATION. * hooks.h (hook_bool_uint_uint_true): Declare. * hooks.c (hook_bool_uint_uint_true): New function. * doc/tm.texi.in (TRULY_NOOP_TRUNCATION): Replace with... (TARGET_TRULY_NOOP_TRUNCATION): ...this. * doc/tm.texi: Regenerate. * combine.c (make_extraction): Refer to TARGET_TRULY_NOOP_TRUNCATION rather than TRULY_NOOP_TRUNCATION in comments. (simplify_comparison): Likewise. (record_truncated_value): Likewise. * expmed.c (extract_bit_field_1): Likewise. (extract_split_bit_field): Likewise. * convert.c (convert_to_integer_1): Use targetm.truly_noop_truncation instead of TRULY_NOOP_TRUNCATION. * function.c (assign_parm_setup_block): Likewise. * machmode.h (TRULY_NOOP_TRUNCATION_MODES_P): Likewise. * rtlhooks.c: Include target.h. * config/aarch64/aarch64.h (TRULY_NOOP_TRUNCATION): Delete. * config/alpha/alpha.h (TRULY_NOOP_TRUNCATION): Delete. * config/arc/arc.h (TRULY_NOOP_TRUNCATION): Delete. * config/arm/arm.h (TRULY_NOOP_TRUNCATION): Delete. * config/avr/avr.h (TRULY_NOOP_TRUNCATION): Delete. * config/bfin/bfin.h (TRULY_NOOP_TRUNCATION): Delete. * config/c6x/c6x.h (TRULY_NOOP_TRUNCATION): Delete. * config/cr16/cr16.h (TRULY_NOOP_TRUNCATION): Delete. * config/cris/cris.h (TRULY_NOOP_TRUNCATION): Delete. * config/epiphany/epiphany.h (TRULY_NOOP_TRUNCATION): Delete. * config/fr30/fr30.h (TRULY_NOOP_TRUNCATION): Delete. * config/frv/frv.h (TRULY_NOOP_TRUNCATION): Delete. * config/ft32/ft32.h (TRULY_NOOP_TRUNCATION): Delete. * config/h8300/h8300.h (TRULY_NOOP_TRUNCATION): Delete. * config/i386/i386.h (TRULY_NOOP_TRUNCATION): Delete. * config/ia64/ia64.h (TRULY_NOOP_TRUNCATION): Delete. * config/iq2000/iq2000.h (TRULY_NOOP_TRUNCATION): Delete. * config/lm32/lm32.h (TRULY_NOOP_TRUNCATION): Delete. * config/m32c/m32c.h (TRULY_NOOP_TRUNCATION): Delete. * config/m32r/m32r.h (TRULY_NOOP_TRUNCATION): Delete. * config/m68k/m68k.h (TRULY_NOOP_TRUNCATION): Delete. * config/mcore/mcore.h (TRULY_NOOP_TRUNCATION): Delete. * config/microblaze/microblaze.h (TRULY_NOOP_TRUNCATION): Delete. * config/mips/mips.h (TRULY_NOOP_TRUNCATION): Delete. * config/mips/mips.c (mips_truly_noop_truncation): New function. (TARGET_TRULY_NOOP_TRUNCATION): Redefine. * config/mips/mips.md: Refer to TARGET_TRULY_NOOP_TRUNCATION rather than TRULY_NOOP_TRUNCATION in comments. * config/mmix/mmix.h (TRULY_NOOP_TRUNCATION): Delete. * config/mn10300/mn10300.h (TRULY_NOOP_TRUNCATION): Delete. * config/moxie/moxie.h (TRULY_NOOP_TRUNCATION): Delete. * config/msp430/msp430.h (TRULY_NOOP_TRUNCATION): Delete. * config/nds32/nds32.h (TRULY_NOOP_TRUNCATION): Delete. * config/nios2/nios2.h (TRULY_NOOP_TRUNCATION): Delete. * config/nvptx/nvptx.h (TRULY_NOOP_TRUNCATION): Delete. * config/pa/pa.h (TRULY_NOOP_TRUNCATION): Delete. * config/pdp11/pdp11.h (TRULY_NOOP_TRUNCATION): Delete. * config/powerpcspe/powerpcspe.h (TRULY_NOOP_TRUNCATION): Delete. * config/riscv/riscv.h (TRULY_NOOP_TRUNCATION): Delete. * config/riscv/riscv.md: Refer to TARGET_TRULY_NOOP_TRUNCATION rather than TRULY_NOOP_TRUNCATION in comments. * config/rl78/rl78.h (TRULY_NOOP_TRUNCATION): Delete. * config/rs6000/rs6000.h (TRULY_NOOP_TRUNCATION): Delete. * config/rx/rx.h (TRULY_NOOP_TRUNCATION): Delete. * config/s390/s390.h (TRULY_NOOP_TRUNCATION): Delete. * config/sh/sh.h (MAYBE_BASE_REGISTER_RTX_P): Remove TRULY_NOOP_TRUNCATION condition. (MAYBE_INDEX_REGISTER_RTX_P): Likewise. (TRULY_NOOP_TRUNCATION): Delete. * config/sparc/sparc.h (TRULY_NOOP_TRUNCATION): Delete. * config/spu/spu.h (TRULY_NOOP_TRUNCATION): Delete. * config/spu/spu.c (spu_truly_noop_truncation): New function. (TARGET_TRULY_NOOP_TRUNCATION): Redefine. * config/stormy16/stormy16.h (TRULY_NOOP_TRUNCATION): Delete. * config/tilegx/tilegx.h (TRULY_NOOP_TRUNCATION): Delete. * config/tilegx/tilegx.c (tilegx_truly_noop_truncation): New fuction. (TARGET_TRULY_NOOP_TRUNCATION): Redefine. * config/tilegx/tilegx.md: Refer to TARGET_TRULY_NOOP_TRUNCATION rather than TRULY_NOOP_TRUNCATION in comments. * config/tilepro/tilepro.h (TRULY_NOOP_TRUNCATION): Delete. * config/v850/v850.h (TRULY_NOOP_TRUNCATION): Delete. * config/vax/vax.h (TRULY_NOOP_TRUNCATION): Delete. * config/visium/visium.h (TRULY_NOOP_TRUNCATION): Delete. * config/xtensa/xtensa.h (TRULY_NOOP_TRUNCATION): Delete. * system.h (TRULY_NOOP_TRUNCATION): Poison. 2017-09-15 Christophe Lyon PR target/67591 * config/arm/arm.md (*cmp_and): Add enabled_for_depr_it attribute. (*cmp_ior): Likewise. (*ior_scc_scc): Add alternative for enabled_for_depr_it attribute. (*ior_scc_scc_cmp): Likewise. (*and_scc_scc): Likewise. (*and_scc_scc_cmp): Likewise. 2017-09-15 Richard Sandiford Alan Hayard David Sherwood * target.def (can_change_mode_class): New hook. (mode_rep_extended): Refer to it instead of CANNOT_CHANGE_MODE_CLASS. (hard_regno_nregs): Likewise. * hooks.h (hook_bool_mode_mode_reg_class_t_true): Declare. * hooks.c (hook_bool_mode_mode_reg_class_t_true): New function. * doc/tm.texi.in (CANNOT_CHANGE_MODE_CLASS): Replace with... (TARGET_CAN_CHANGE_MODE_CLASS): ...this. (LOAD_EXTEND_OP): Update accordingly. * doc/tm.texi: Regenerate. * doc/rtl.texi: Refer to TARGET_CAN_CHANGE_MODE_CLASS instead of CANNOT_CHANGE_MODE_CLASS. * hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): Replace with... (REG_CAN_CHANGE_MODE_P): ...this new macro. * combine.c (simplify_set): Update accordingly. * emit-rtl.c (validate_subreg): Likewise. * recog.c (general_operand): Likewise. * regcprop.c (mode_change_ok): Likewise. * reload1.c (choose_reload_regs): Likewise. (inherit_piecemeal_p): Likewise. * rtlanal.c (simplify_subreg_regno): Likewise. * postreload.c (reload_cse_simplify_set): Use REG_CAN_CHANGE_MODE_P instead of CANNOT_CHANGE_MODE_CLASS. (reload_cse_simplify_operands): Likewise. * reload.c (push_reload): Use targetm.can_change_mode_class instead of CANNOT_CHANGE_MODE_CLASS. (push_reload): Likewise. Also use REG_CAN_CHANGE_MODE_P instead of REG_CANNOT_CHANGE_MODE_P. * config/alpha/alpha.h (CANNOT_CHANGE_MODE_CLASS): Delete. * config/alpha/alpha.c (alpha_can_change_mode_class): New function. (TARGET_CAN_CHANGE_MODE_CLASS): Redefine. * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Delete. * config/arm/arm.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine. (arm_can_change_mode_class): New function. * config/arm/neon.md: Refer to TARGET_CAN_CHANGE_MODE_CLASS rather than CANNOT_CHANGE_MODE_CLASS in comments. * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Delete. * config/i386/i386-protos.h (ix86_cannot_change_mode_class): Delete. * config/i386/i386.c (ix86_cannot_change_mode_class): Replace with... (ix86_can_change_mode_class): ...this new function, inverting the sense of the return value. (TARGET_CAN_CHANGE_MODE_CLASS): Redefine. * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Delete. * config/ia64/ia64.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine. (ia64_can_change_mode_class): New function. * config/m32c/m32c.h (CANNOT_CHANGE_MODE_CLASS): Delete. * config/m32c/m32c-protos.h (m32c_cannot_change_mode_class): Delete. * config/m32c/m32c.c (m32c_cannot_change_mode_class): Replace with... (m32c_can_change_mode_class): ...this new function, inverting the sense of the return value. (TARGET_CAN_CHANGE_MODE_CLASS): Redefine. * config/mips/mips.h (CANNOT_CHANGE_MODE_CLASS): Delete. * config/mips/mips-protos.h (mips_cannot_change_mode_class): Delete. * config/mips/mips.c (mips_cannot_change_mode_class): Replace with... (mips_can_change_mode_class): ...this new function, inverting the sense of the return value. (TARGET_CAN_CHANGE_MODE_CLASS): Redefine. * config/msp430/msp430.h (CANNOT_CHANGE_MODE_CLASS): Delete. * config/msp430/msp430.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine. (msp430_can_change_mode_class): New function. * config/nvptx/nvptx.h (CANNOT_CHANGE_MODE_CLASS): Delete. * config/nvptx/nvptx.c (nvptx_can_change_mode_class): New function. (TARGET_CAN_CHANGE_MODE_CLASS): Redefine. * config/pa/pa32-regs.h (CANNOT_CHANGE_MODE_CLASS): Delete. * config/pa/pa64-regs.h (CANNOT_CHANGE_MODE_CLASS): Delete. * config/pa/pa-protos.h (pa_cannot_change_mode_class): Delete. * config/pa/pa.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine. (pa_cannot_change_mode_class): Replace with... (pa_can_change_mode_class): ...this new function, inverting the sense of the return value. (pa_modes_tieable_p): Refer to TARGET_CAN_CHANGE_MODE_CLASS rather than CANNOT_CHANGE_MODE_CLASS in comments. * config/pdp11/pdp11.h (CANNOT_CHANGE_MODE_CLASS): Delete. * config/pdp11/pdp11-protos.h (pdp11_cannot_change_mode_class): Delete. * config/pdp11/pdp11.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine. (pdp11_cannot_change_mode_class): Replace with... (pdp11_can_change_mode_class): ...this new function, inverting the sense of the return value. * config/powerpcspe/powerpcspe.h (CANNOT_CHANGE_MODE_CLASS): Delete. * config/powerpcspe/powerpcspe-protos.h (rs6000_cannot_change_mode_class_ptr): Delete. * config/powerpcspe/powerpcspe.c (rs6000_cannot_change_mode_class_ptr): Delete. (TARGET_CAN_CHANGE_MODE_CLASS): Redefine. (rs6000_option_override_internal): Assign to targetm.can_change_mode_class instead of rs6000_cannot_change_mode_class_ptr. (rs6000_cannot_change_mode_class): Replace with... (rs6000_can_change_mode_class): ...this new function, inverting the sense of the return value. (rs6000_debug_cannot_change_mode_class): Replace with... (rs6000_debug_can_change_mode_class): ...this new function. * config/riscv/riscv.h (CANNOT_CHANGE_MODE_CLASS): Delete. * config/riscv/riscv.c (riscv_can_change_mode_class): New function. (TARGET_CAN_CHANGE_MODE_CLASS): Redefine. * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Delete. * config/rs6000/rs6000-protos.h (rs6000_cannot_change_mode_class_ptr): Delete. * config/rs6000/rs6000.c (rs6000_cannot_change_mode_class_ptr): Delete. (TARGET_CAN_CHANGE_MODE_CLASS): Redefine. (rs6000_option_override_internal): Assign to targetm.can_change_mode_class instead of rs6000_cannot_change_mode_class_ptr. (rs6000_cannot_change_mode_class): Replace with... (rs6000_can_change_mode_class): ...this new function, inverting the sense of the return value. (rs6000_debug_cannot_change_mode_class): Replace with... (rs6000_debug_can_change_mode_class): ...this new function. * config/s390/s390.h (CANNOT_CHANGE_MODE_CLASS): Delete. * config/s390/s390-protos.h (s390_cannot_change_mode_class): Delete. * config/s390/s390.c (s390_cannot_change_mode_class): Replace with... (s390_can_change_mode_class): ...this new function, inverting the sense of the return value. (TARGET_CAN_CHANGE_MODE_CLASS): Redefine. * config/sh/sh.h (CANNOT_CHANGE_MODE_CLASS): Delete. * config/sh/sh-protos.h (sh_cannot_change_mode_class): Delete. * config/sh/sh.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine. (sh_cannot_change_mode_class): Replace with... (sh_can_change_mode_class): ...this new function, inverting the sense of the return value. * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): Delete. * config/sparc/sparc.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine. (sparc_can_change_mode_class): New function. * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Delete. * config/spu/spu.c (spu_can_change_mode_class): New function. (TARGET_CAN_CHANGE_MODE_CLASS): Redefine. * config/visium/visium.h (CANNOT_CHANGE_MODE_CLASS): Delete. * config/visium/visium.c (TARGET_CAN_CHANGE_MODE_CLASS): Redefine. (visium_can_change_mode_class): New function. * system.h (CANNOT_CHANGE_MODE_CLASS): Poison. 2017-09-15 Richard Biener PR tree-optimization/82217 * tree-ssa-sccvn.c (visit_phi): Properly handle all VN_TOP but not undefined case. 2017-09-15 Jakub Jelinek PR target/82145 * postreload.c (reload_cse_simplify_operands): Skip NOTE_INSN_DELETED_LABEL similarly to skipping CODE_LABEL. 2017-09-15 Richard Biener PR tree-optimization/68823 * graphite-scop-detection.c (build_alias_set): If we have a possible dependence check whether we can handle them by just looking at the DRs DR_ACCESS_FNs. (build_scops): If build_alias_set fails, fail the SCOP. 2017-09-14 Michael Meissner * config/rs6000/rs6000-builtin.def (BU_FLOAT128_1_HW): New macros to support float128 built-in functions that require the ISA 3.0 hardware. (BU_FLOAT128_3_HW): Likewise. (SQRTF128): Add support for the IEEE 128-bit square root and fma built-in functions. (FMAF128): Likewise. (FMAQ): Likewise. * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add support for built-in functions that need the ISA 3.0 IEEE 128-bit floating point instructions. (rs6000_invalid_builtin): Likewise. (rs6000_builtin_mask_names): Likewise. * config/rs6000/rs6000.h (MASK_FLOAT128_HW): Likewise. (RS6000_BTM_FLOAT128_HW): Likewise. (RS6000_BTM_COMMON): Likewise. * config/rs6000/rs6000.md (fma4_hw): Add a generator function. * doc/extend.texi (RS/6000 built-in functions): Document the IEEE 128-bit floating point square root and fused multiply-add built-in functions. 2017-09-14 Pat Haugen * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): Make sure the TOC reg (r2) isn't in the set of registers defined in the prologue. 2017-09-14 Richard Sandiford Alan Hayward David Sherwood * tree-vectorizer.h (_loop_vec_info): Add max_vectorization_factor. (LOOP_VINFO_MAX_VECT_FACTOR): New macro. (LOOP_VINFO_ORIG_VECT_FACTOR): Replace with... (LOOP_VINFO_ORIG_MAX_VECT_FACTOR): ...this new macro. * tree-vect-data-refs.c (vect_analyze_data_ref_dependences): Update accordingly. * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize max_vectorization_factor. (vect_analyze_loop_2): Set LOOP_VINFO_MAX_VECT_FACTOR. 2017-09-14 Richard Sandiford Alan Hayward David Sherwood * tree-vectorizer.h (vect_min_worthwhile_factor): Delete. (vect_worthwhile_without_simd_p): Declare. * tree-vect-loop.c (vect_worthwhile_without_simd_p): New function. (vectorizable_reduction): Use it. * tree-vect-stmts.c (vectorizable_shift): Likewise. (vectorizable_operation): Likewise. 2017-09-14 Richard Sandiford Alan Hayward David Sherwood * tree-vectorizer.h (vect_get_num_copies): New function. * tree-vect-data-refs.c (vect_get_data_access_cost): Use it. * tree-vect-loop.c (vectorizable_reduction): Likewise. (vectorizable_induction): Likewise. (vectorizable_live_operation): Likewise. * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise. (vectorizable_bswap): Likewise. (vectorizable_call): Likewise. (vectorizable_conversion): Likewise. (vectorizable_assignment): Likewise. (vectorizable_shift): Likewise. (vectorizable_operation): Likewise. (vectorizable_store): Likewise. (vectorizable_load): Likewise. (vectorizable_condition): Likewise. (vectorizable_comparison): Likewise. (vect_analyze_stmt): Pass the slp node to vectorizable_live_operation. 2017-09-14 Richard Sandiford Alan Hayward David Sherwood * tree-vect-loop.c (vectorizable_induction): Use gimple_build instead of vect_init_vector. 2017-09-14 Richard Sandiford Alan Hayward David Sherwood * gimple-fold.h (gimple_build_vector_from_val): Declare, and provide an inline wrapper that provides a location. (gimple_build_vector): Likewise. * gimple-fold.c (gimple_build_vector_from_val): New function. (gimple_build_vector): Likewise. * tree-vect-loop.c (get_initial_def_for_reduction): Use the new functions to build the initial value. Always return a gimple value. (get_initial_defs_for_reduction): Likewise. Only compute neutral_vec once. (vect_create_epilog_for_reduction): Don't call force_gimple_operand or vect_init_vector on the results from get_initial_def(s)_for_reduction. (vectorizable_induction): Use gimple_build_vector rather than vect_init_vector. 2017-09-14 Richard Sandiford Alan Hayward David Sherwood * target.h (vec_perm_indices): New typedef. (auto_vec_perm_indices): Likewise. * optabs-query.h: Include target.h (can_vec_perm_p): Take a vec_perm_indices *. * optabs-query.c (can_vec_perm_p): Likewise. (can_mult_highpart_p): Update accordingly. Use auto_vec_perm_indices. * tree-ssa-forwprop.c (simplify_vector_constructor): Likewise. * tree-vect-generic.c (lower_vec_perm): Likewise. * tree-vect-data-refs.c (vect_grouped_store_supported): Likewise. (vect_grouped_load_supported): Likewise. (vect_shift_permute_load_chain): Likewise. (vect_permute_store_chain): Use auto_vec_perm_indices. (vect_permute_load_chain): Likewise. * fold-const.c (fold_vec_perm): Take vec_perm_indices. (fold_ternary_loc): Update accordingly. Use auto_vec_perm_indices. Update uses of can_vec_perm_p. * tree-vect-loop.c (calc_vec_perm_mask_for_shift): Replace the mode with a number of elements. Take a vec_perm_indices *. (vect_create_epilog_for_reduction): Update accordingly. Use auto_vec_perm_indices. (have_whole_vector_shift): Likewise. Update call to can_vec_perm_p. * tree-vect-slp.c (vect_build_slp_tree_1): Likewise. (vect_transform_slp_perm_load): Likewise. (vect_schedule_slp_instance): Use auto_vec_perm_indices. * tree-vectorizer.h (vect_gen_perm_mask_any): Take a vec_perm_indices. (vect_gen_perm_mask_checked): Likewise. * tree-vect-stmts.c (vect_gen_perm_mask_any): Take a vec_perm_indices. (vect_gen_perm_mask_checked): Likewise. (vectorizable_mask_load_store): Use auto_vec_perm_indices. (vectorizable_store): Likewise. (vectorizable_load): Likewise. (perm_mask_for_reverse): Likewise. Update call to can_vec_perm_p. (vectorizable_bswap): Likewise. 2017-09-14 Richard Sandiford Alan Hayward David Sherwood * tree.h (build_vector): Take a vec instead of a tree *. * tree.c (build_vector): Likewise. (build_vector_from_ctor): Update accordingly. (build_vector_from_val): Likewise. * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise. * tree-ssa-forwprop.c (simplify_vector_constructor): Likewise. * tree-vect-generic.c (add_rshift): Likewise. (expand_vector_divmod): Likewise. (optimize_vector_constructor): Likewise. * tree-vect-slp.c (vect_get_constant_vectors): Likewise. (vect_transform_slp_perm_load): Likewise. (vect_schedule_slp_instance): Likewise. * tree-vect-stmts.c (vectorizable_bswap): Likewise. (vectorizable_call): Likewise. (vect_gen_perm_mask_any): Likewise. Add elements in order. * expmed.c (make_tree): Likewise. * fold-const.c (fold_negate_expr_1): Use auto_vec when building a vector passed to build_vector. (fold_convert_const): Likewise. (exact_inverse): Likewise. (fold_ternary_loc): Likewise. (fold_relational_const): Likewise. (const_binop): Likewise. Use VECTOR_CST_ELT directly when operating on VECTOR_CSTs, rather than going through vec_cst_ctor_to_array. (const_unop): Likewise. Store the reduction accumulator in a variable rather than an array. (vec_cst_ctor_to_array): Take the number of elements as a parameter. (fold_vec_perm): Update calls accordingly. Use auto_vec for the new vector, rather than constructing it after the input arrays. (native_interpret_vector): Use auto_vec when building a vector passed to build_vector. Add elements in order. * tree-vect-loop.c (get_initial_defs_for_reduction): Use auto_vec when building a vector passed to build_vector. (vect_create_epilog_for_reduction): Likewise. (vectorizable_induction): Likewise. (get_initial_def_for_reduction): Likewise. Fix indentation of case statements. * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Change n_elts to a vec *. (sparc_fold_builtin): Use auto_vec when building a vector passed to build_vector. 2017-09-14 Richard Sandiford Alan Hayward David Sherwood * tree-core.h (tree_base::u): Add an "nelts" field. (tree_vector): Use VECTOR_CST_NELTS as the length. * tree.c (tree_size): Likewise. (make_vector): Initialize VECTOR_CST_NELTS. * tree.h (VECTOR_CST_NELTS): Use the u.nelts field. * cfgexpand.c (expand_debug_expr): Use VECTOR_CST_NELTS instead of TYPE_VECTOR_SUBPARTS. * expr.c (const_vector_mask_from_tree): Consistently use "units" as the number of units, setting it from VECTOR_CST_NELTS. (const_vector_from_tree): Likewise. * fold-const.c (negate_expr_p): Use VECTOR_CST_NELTS instead of TYPE_VECTOR_SUBPARTS for the number of elements in a VECTOR_CST. (fold_negate_expr_1): Likewise. (fold_convert_const): Likewise. (const_binop): Likewise. Differentiate the number of output and input elements. (const_unop): Likewise. (fold_ternary_loc): Use VECTOR_CST_NELTS for the number of elements in a VECTOR_CST, asserting that it is the same as TYPE_VECTOR_SUBPARTS in cases that did the opposite. 2017-09-14 Richard Biener * tree-ssa-sccvn.c (visit_phi): Merge undefined values similar to VN_TOP. 2017-09-14 Eric Botcazou * dwarf2out.c (dwarf2out_source_line): Remove superfluous test. 2017-09-14 Jakub Jelinek PR target/81325 * cfgbuild.c (find_bb_boundaries): Ignore debug insns in decisions if and where to split a bb, except for splitting before debug insn sequences followed by non-label real insn. Delete debug insns in between basic blocks. * combine.c (make_compound_operation_int): Formatting fixes. * config/alpha/elf.h (LINK_EH_SPEC): Add -static-pie support. * config/alpha/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise. * config/netbsd.h (LINK_EH_SPEC): Likewise. * config/sol2.h (LINK_EH_SPEC): Likewise. * config/arm/uclinux-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise. * config/s390/linux.h (LINK_SPEC): Likewise. * config/freebsd.h (LINK_EH_SPEC): Likewise. * config/openbsd.h (LINK_EH_SPEC): Likewise. * config/lm32/uclinux-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise. * config/aarch64/aarch64-linux.h (LINUX_TARGET_LINK_SPEC): Likewise. * config/powerpcspe/sysv4.h (LINK_EH_SPEC): Likewise. * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise. * config/i386/gnu-user64.h (GNU_USER_TARGET_LINK_SPEC): Fix a typo. * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): Formatting fix. 2017-09-13 Jakub Jelinek * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Add -static-pie support. (ENDFILE_LINUX_SPEC): Likewise. (LINK_EH_SPEC): Likewise. * config/rs6000/linux64.h (LINK_SHLIB_SPEC): Likewise. (LINK_OS_LINUX_SPEC32): Likewise. (LINK_OS_LINUX_SPEC64): Likewise. * config/rs6000/linux.h (LINK_SHLIB_SPEC): Likewise. (LINK_OS_LINUX_SPEC): Likewise. 2017-09-13 Martin Liska PR middle-end/82154 * stmt.c (expand_sjlj_dispatch_table): Use CASE_LOW when CASE_HIGH is NULL_TREE. 2017-09-13 Richard Sandiford Alan Hayward David Sherwood * target.def (secondary_memory_needed): New hook. (secondary_reload): Refer to TARGET_SECONDARY_MEMORY_NEEDED instead of SECONDARY_MEMORY_NEEDED. (secondary_memory_needed_mode): Likewise. * hooks.h (hook_bool_mode_reg_class_t_reg_class_t_false): Declare. * hooks.c (hook_bool_mode_reg_class_t_reg_class_t_false): New function. * doc/tm.texi.in (SECONDARY_MEMORY_NEEDED): Replace with... (TARGET_SECONDARY_MEMORY_NEEDED): ...this. (SECONDARY_MEMORY_NEEDED_RTX): Update reference accordingly. * doc/tm.texi: Regenerate. * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Delete. * config/alpha/alpha.c (alpha_secondary_memory_needed): New function. (TARGET_SECONDARY_MEMORY_NEEDED): Redefine. * config/i386/i386.h (SECONDARY_MEMORY_NEEDED): Delete. * config/i386/i386-protos.h (ix86_secondary_memory_needed): Delete. * config/i386/i386.c (inline_secondary_memory_needed): Put the mode argument first and change the reg_class arguments to reg_class_t. (ix86_secondary_memory_needed): Likewise. Remove the strict parameter. Make static. Update the call to inline_secondary_memory_needed. (ix86_register_move_cost): Update the call to inline_secondary_memory_needed. (TARGET_SECONDARY_MEMORY_NEEDED): Redefine. * config/ia64/ia64.h (SECONDARY_MEMORY_NEEDED): Delete commented-out definition. * config/ia64/ia64.c (spill_xfmode_rfmode_operand): Refer to TARGET_SECONDARY_MEMORY_NEEDED rather than SECONDARY_MEMORY_NEEDED in comment. * config/mips/mips.h (SECONDARY_MEMORY_NEEDED): Delete. * config/mips/mips-protos.h (mips_secondary_memory_needed): Delete. * config/mips/mips.c (mips_secondary_memory_needed): Make static and match hook interface. Add comment from mips.h. (TARGET_SECONDARY_MEMORY_NEEDED): Redefine. * config/mmix/mmix.md (truncdfsf2): Refer to TARGET_SECONDARY_MEMORY_NEEDED rather than SECONDARY_MEMORY_NEEDED in comment. * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED): Rename to... (PA_SECONDARY_MEMORY_NEEDED): ...this, and put the mode argument first. * config/pa/pa.c (TARGET_SECONDARY_MEMORY_NEEDED): Redefine. (pa_secondary_memory_needed): New function. * config/pdp11/pdp11.h (SECONDARY_MEMORY_NEEDED): Delete. * config/pdp11/pdp11-protos.h (pdp11_secondary_memory_needed): Delete. * config/pdp11/pdp11.c (TARGET_SECONDARY_MEMORY_NEEDED): Redefine. (pdp11_secondary_memory_needed): Make static and match hook interface. * config/powerpcspe/powerpcspe.h (SECONDARY_MEMORY_NEEDED): Delete. * config/powerpcspe/powerpcspe-protos.h (rs6000_secondary_memory_needed_ptr): Delete. * config/powerpcspe/powerpcspe.c (rs6000_secondary_memory_needed_ptr): Delete. (TARGET_SECONDARY_MEMORY_NEEDED): Redefine. (rs6000_option_override_internal): Assign to targetm.secondary_memory_needed rather than rs6000_secondary_memory_needed_ptr. (rs6000_secondary_memory_needed): Match hook interface. (rs6000_debug_secondary_memory_needed): Likewise. * config/riscv/riscv.h (SECONDARY_MEMORY_NEEDED): Delete. * config/riscv/riscv.c (riscv_secondary_memory_needed): New function. (riscv_register_move_cost): Use it instead of SECONDARY_MEMORY_NEEDED. (TARGET_SECONDARY_MEMORY_NEEDED): Redefine. * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED): Delete. * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_ptr): Delete. * config/rs6000/rs6000.c (rs6000_secondary_memory_needed_ptr): Delete. (TARGET_SECONDARY_MEMORY_NEEDED): Redefine. (rs6000_option_override_internal): Assign to targetm.secondary_memory_needed rather than rs6000_secondary_memory_needed_ptr. (rs6000_secondary_memory_needed): Match hook interface. (rs6000_debug_secondary_memory_needed): Likewise. * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Delete. * config/s390/s390.c (s390_secondary_memory_needed): New function. (TARGET_SECONDARY_MEMORY_NEEDED): Redefine. * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED): Delete. * config/sparc/sparc.c (TARGET_SECONDARY_MEMORY_NEEDED): Redefine. (sparc_secondary_memory_needed): New function. * lra-constraints.c (check_and_process_move): Refer to TARGET_SECONDARY_MEMORY_NEEDED rather than SECONDARY_MEMORY_NEEDED in comment. (curr_insn_transform): Likewise. (process_alt_operands): Use targetm.secondary_memory_needed instead of TARGET_SECONDARY_MEMORY_NEEDED. (check_secondary_memory_needed_p): Likewise. (choose_split_class): Likewise. * reload.c: Unconditionally include code that was previously conditional on SECONDARY_MEMORY_NEEDED. (push_secondary_reload): Use targetm.secondary_memory_needed instead of TARGET_SECONDARY_MEMORY_NEEDED. (push_reload): Likewise. * reload1.c: Unconditionally include code that was previously conditional on SECONDARY_MEMORY_NEEDED. (choose_reload_regs): Use targetm.secondary_memory_needed instead of TARGET_SECONDARY_MEMORY_NEEDED. (gen_reload): Likewise. * system.h (SECONDARY_MEMORY_NEEDED): Poison. 2017-09-13 Richard Sandiford Alan Hayward David Sherwood * target.def (secondary_memory_needed_mode): New hook: * targhooks.c (default_secondary_memory_needed_mode): Declare. * targhooks.h (default_secondary_memory_needed_mode): New function. * doc/tm.texi.in (SECONDARY_MEMORY_NEEDED_MODE): Replace with... (TARGET_SECONDARY_MEMORY_NEEDED_MODE): ...this. * doc/tm.texi: Regenerate. * lra-constraints.c (check_and_process_move): Use targetm.secondary_memory_needed_mode instead of TARGET_SECONDARY_MEMORY_NEEDED_MODE. (curr_insn_transform): Likewise. * reload.c (get_secondary_mem): Likewise. * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED_MODE): Delete. * config/alpha/alpha.c (alpha_secondary_memory_needed_mode): New function. (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine. * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): Delete. * config/i386/i386.c (ix86_secondary_memory_needed_mode): New function. (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine. * config/powerpcspe/powerpcspe.h (SECONDARY_MEMORY_NEEDED_MODE): Delete. * config/powerpcspe/powerpcspe-protos.h (rs6000_secondary_memory_needed_mode): Delete. * config/powerpcspe/powerpcspe.c (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine. (rs6000_secondary_memory_needed_mode): Make static. * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED_MODE): Delete. * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_mode): Delete. * config/rs6000/rs6000.c (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine. (rs6000_secondary_memory_needed_mode): Make static. * config/s390/s390.h (SECONDARY_MEMORY_NEEDED_MODE): Delete. * config/s390/s390.c (s390_secondary_memory_needed_mode): New function. (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine. * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_MODE): Delete. * config/sparc/sparc.c (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Redefine. (sparc_secondary_memory_needed_mode): New function. * system.h (TARGET_SECONDARY_MEMORY_NEEDED_MODE): Poison. 2017-09-13 Jackson Woodruff * config/aarch64/constraints.md (Umq): New constraint. * config/aarch64/aarch64-simd.md (*aarch64_simd_mov): Change to use Umq. (mov): Update condition. 2017-09-13 Kyrylo Tkachov * gimple-ssa-store-merging.c (sort_by_bitpos): Compare store order when bitposition is the same. 2017-09-13 Richard Biener * dwarf2out.c (output_die_symbol): Remove. (output_die): Do not output a DIEs symbol. 2017-09-13 Richard Biener PR middle-end/82128 * gimple-fold.c (gimple_fold_call): Update SSA name in-place to default-def to avoid breaking iterator update with the weird interaction with cgraph_update_edges_for_call_stmt_node. 2017-09-13 Richard Biener * tree-cfg.c (verify_gimple_assign_binary): Add verification for WIDEN_SUM_EXPR, VEC_WIDEN_MULT_{HI,LO,EVEN,ODD}_EXPR, VEC_PACK_{TRUNC,SAT,FIX_TRUNC}_EXPR. (verify_gimple_assign_ternary): Add verification for DOT_PROD_EXPR. 2017-09-13 Kugan Vivekanandarajah * config/aarch64/aarch64.c (aarch64_override_options_after_change_1): Disable pc relative literal load irrespective of TARGET_FIX_ERR_A53_84341 for default. 2017-09-12 Eric Botcazou * config/sparc/sparc.c (output_return): Output the source location of the insn in the delay slot, if any. (output_sibcall): Likewise. 2017-09-12 H.J. Lu PR driver/81498 * common.opt (-static-pie): New alias. (shared): Negate static-pie. (-no-pie): Update help text. (-pie): Likewise. (static-pie): New option. * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Add -static-pie support. (GNU_USER_TARGET_ENDFILE_SPEC): Likewise. (LINK_EH_SPEC): Likewise. (LINK_GCC_C_SEQUENCE_SPEC): Likewise. * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): Likewise. * config/i386/gnu-user64.h (GNU_USER_TARGET_LINK_SPEC): Likewise. * gcc.c (LINK_COMMAND_SPEC): Likewise. (init_gcc_specs): Likewise. (init_spec): Likewise. (display_help): Update help message for -pie. * doc/invoke.texi: Update -pie, -no-pie and -static. Document -static-pie. 2017-09-12 Wilco Dijkstra * config/aarch64/aarch64.md (movsi_aarch64): Remove all '*'. (movdi_aarch64): Likewise. (movti_aarch64): Likewise. 2017-09-12 Simon Wright PR target/80204 * config/darwin-driver.c (darwin_find_version_from_kernel): Eliminate calculation of the minor version, always output as 0. 2017-09-12 Jakub Jelinek PR target/82112 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): For ALTIVEC_BUILTIN_VEC_LD if arg1 has array type call default_conversion on it early, rather than manual conversion late. For ALTIVEC_BUILTIN_VEC_ST if arg2 has array type call default_conversion instead of performing manual conversion. 2017-09-12 Carl Love * config/rs6000/altivec.md (vec_widen_umult_even_v4si, vec_widen_smult_even_v4si): Add define expands for vmuleuw, vmulesw, vmulouw, vmulosw. * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW, VMULOSW): Add definitions. * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW, ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries. * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin, builtin_function_type): Add ALTIVEC_BUILTIN_* case statements. 2017-09-12 James Greenhalgh * config/aarch64/aarch64.md (movdi_aarch64): Set load/store types correctly. (movti_aarch64): Likewise. (movdf_aarch64): Likewise. (movtf_aarch64): Likewise. (load_pairdi): Likewise. (store_pairdi): Likewise. (load_pairdf): Likewise. (store_pairdf): Likewise. (loadwb_pair_): Likewise. (storewb_pair_): Likewise. (ldr_got_small_): Likewise. (ldr_got_small_28k_): Likewise. (ldr_got_tiny): Likewise. * config/aarch64/iterators.md (ldst_sz): New. (ldpstp_sz): Likewise. * config/aarch64/thunderx.md (thunderx_storepair): Split store_8 to store_16. (thunderx_load): Split load_8 to load_16. * config/aarch64/thunderx2t99.md (thunderx2t99_loadpair): Split load_8 to load_16. (thunderx2t99_storepair_basic): Split store_8 to store_16. * config/arm/xgene1.md (xgene1_load_pair): Split load_8 to load_16. (xgene1_store_pair): Split store_8 to store_16. * config/aarch64/falkor.md (falkor_ld_3_ld): Split load_8 to load_16. (falkor_st_0_st_sd): Split store_8 to store_16. 2017-09-12 James Greenhalgh * config/arm/types.md (type): Rename load1/2/3/4 to load_4/8/12/16 and store1/2/3/4 to store_4/8/12/16. * config/aarch64/aarch64.md: Update for rename. * config/arm/arm.md: Likewise.: Likewise. * config/arm/arm.c: Likewise. * config/arm/thumb1.md: Likewise. * config/arm/thumb2.md: Likewise. * config/arm/vfp.md: Likewise. * config/arm/arm-generic.md: Likewise. * config/arm/arm1020e.md: Likewise. * config/arm/arm1026ejs.md: Likewise. * config/arm/arm1136jfs.md: Likewise. * config/arm/arm926ejs.md: Likewise. * config/arm/cortex-a15.md: Likewise. * config/arm/cortex-a17.md: Likewise. * config/arm/cortex-a5.md: Likewise. * config/arm/cortex-a53.md: Likewise. * config/arm/cortex-a57.md: Likewise. * config/arm/cortex-a7.md: Likewise. * config/arm/cortex-a8.md: Likewise. * config/arm/cortex-a9.md: Likewise. * config/arm/cortex-m4.md: Likewise. * config/arm/cortex-m7.md: Likewise. * config/arm/cortex-r4.md: Likewise. * config/arm/exynos-m1.md: Likewise. * config/arm/fa526.md: Likewise. * config/arm/fa606te.md: Likewise. * config/arm/fa626te.md: Likewise. * config/arm/fa726te.md: Likewise. * config/arm/fmp626.md: Likewise. * config/arm/iwmmxt.md: Likewise. * config/arm/ldmstm.md: Likewise. * config/arm/marvell-pj4.md: Likewise. * config/arm/xgene1.md: Likewise. * config/aarch64/thunderx.md: Likewise. * config/aarch64/thunderx2t99.md: Likewise. * config/aarch64/falkor.md: Likewise. 2017-09-12 Martin Liska * attribs.c (private_lookup_attribute): New function. * attribs.h (private_lookup_attribute): Declared here. (lookup_attribute): Called from this place. 2017-09-12 Richard Biener PR tree-optimization/82157 * tree-ssa-pre.c (remove_dead_inserted_code): Do not remove stmts with side-effects. 2017-09-12 Richard Sandiford Alan Hayward David Sherwood * target.def (hard_regno_nregs): New hook. (class_max_nregs): Refer to it instead of HARD_REGNO_NREGS. * targhooks.h (default_hard_regno_nregs): Declare. * targhooks.c (default_hard_regno_nregs): New function. * doc/tm.texi.in (HARD_REGNO_NREGS): Replace with... (TARGET_HARD_REGNO_NREGS): ...this hook. (HARD_REGNO_NREGS_HAS_PADDING): Update accordingly. (CLASS_MAX_NREGS): Likewise. * doc/tm.texi: Regenerate. * reginfo.c (init_reg_modes_target): Use targetm.hard_regno_nregs instead of HARD_REGNO_NREGS. * rtl.h (REG_NREGS): Refer to TARGET_HARD_REGNO_NREGS rather than HARD_REGNO_NREGS in the comment. * config/aarch64/aarch64.h (HARD_REGNO_NREGS): Delete. * config/aarch64/aarch64-protos.h (aarch64_hard_regno_nregs): Delete. * config/aarch64/aarch64.c (aarch64_hard_regno_nregs): Make static. Return an unsigned int. (TARGET_HARD_REGNO_NREGS): Redefine. * config/alpha/alpha.h (HARD_REGNO_NREGS): Delete. * config/arc/arc.h (HARD_REGNO_NREGS): Delete. * config/arc/arc.c (TARGET_HARD_REGNO_NREGS): Redefine. (arc_hard_regno_nregs): New function. * config/arm/arm.h (HARD_REGNO_NREGS): Delete. * config/arm/arm.c (TARGET_HARD_REGNO_NREGS): Redefine. (arm_hard_regno_nregs): New function. * config/avr/avr.h (HARD_REGNO_NREGS): Delete. * config/bfin/bfin.h (HARD_REGNO_NREGS): Delete. * config/bfin/bfin.c (bfin_hard_regno_nregs): New function. (TARGET_HARD_REGNO_NREGS): Redefine. * config/c6x/c6x.h (HARD_REGNO_NREGS): Delete. * config/cr16/cr16.h (LONG_REG_P): Use targetm.hard_regno_nregs. (HARD_REGNO_NREGS): Delete. * config/cr16/cr16.c (TARGET_HARD_REGNO_NREGS): Redefine. (cr16_hard_regno_nregs): New function. (cr16_memory_move_cost): Use it instead of HARD_REGNO_NREGS. * config/cris/cris.h (HARD_REGNO_NREGS): Delete. * config/cris/cris.c (TARGET_HARD_REGNO_NREGS): Redefine. (cris_hard_regno_nregs): New function. * config/epiphany/epiphany.h (HARD_REGNO_NREGS): Delete. * config/fr30/fr30.h (HARD_REGNO_NREGS): Delete. (CLASS_MAX_NREGS): Use targetm.hard_regno_nregs. * config/frv/frv.h (HARD_REGNO_NREGS): Delete. (CLASS_MAX_NREGS): Remove outdated copy of documentation. * config/frv/frv-protos.h (frv_hard_regno_nregs): Delete. * config/frv/frv.c (TARGET_HARD_REGNO_NREGS): Redefine. (frv_hard_regno_nregs): Make static. Take and return an unsigned int. (frv_class_max_nregs): Remove outdated copy of documentation. * config/ft32/ft32.h (HARD_REGNO_NREGS): Delete. * config/h8300/h8300.h (HARD_REGNO_NREGS): Delete. * config/h8300/h8300-protos.h (h8300_hard_regno_nregs): Delete. * config/h8300/h8300.c (h8300_hard_regno_nregs): Delete. * config/i386/i386.h (HARD_REGNO_NREGS): Delete. * config/i386/i386.c (ix86_hard_regno_nregs): New function. (TARGET_HARD_REGNO_NREGS): Redefine. * config/ia64/ia64.h (HARD_REGNO_NREGS): Delete. (CLASS_MAX_NREGS): Update comment. * config/ia64/ia64.c (TARGET_HARD_REGNO_NREGS): Redefine. (ia64_hard_regno_nregs): New function. * config/iq2000/iq2000.h (HARD_REGNO_NREGS): Delete. * config/lm32/lm32.h (HARD_REGNO_NREGS): Delete. * config/m32c/m32c.h (HARD_REGNO_NREGS): Delete. * config/m32c/m32c-protos.h (m32c_hard_regno_nregs): Delete. * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Take and return an unsigned int. (m32c_hard_regno_nregs): Likewise. Make static. (TARGET_HARD_REGNO_NREGS): Redefine. * config/m32r/m32r.h (HARD_REGNO_NREGS): Delete. * config/m68k/m68k.h (HARD_REGNO_NREGS): Delete. * config/m68k/m68k.c (TARGET_HARD_REGNO_NREGS): Redefine. (m68k_hard_regno_nregs): New function. * config/mcore/mcore.h (HARD_REGNO_NREGS): Delete. * config/microblaze/microblaze.h (HARD_REGNO_NREGS): Delete. * config/mips/mips.h (HARD_REGNO_NREGS): Delete. * config/mips/mips-protos.h (mips_hard_regno_nregs): Delete. * config/mips/mips.c (mips_hard_regno_nregs): Make static. Take and return an unsigned int. (TARGET_HARD_REGNO_NREGS): Redefine. * config/mmix/mmix.h (HARD_REGNO_NREGS): Delete. (CLASS_MAX_NREGS): Use targetm.hard_regno_nregs. * config/mn10300/mn10300.h (HARD_REGNO_NREGS): Delete. * config/moxie/moxie.h (HARD_REGNO_NREGS): Delete. * config/msp430/msp430.h (HARD_REGNO_NREGS): Delete. * config/msp430/msp430-protos.h (msp430_hard_regno_nregs): Delete. * config/msp430/msp430.c (TARGET_HARD_REGNO_NREGS): Redefine. (msp430_hard_regno_nregs): Make static. Take and return an unsigned int. * config/nds32/nds32.h (HARD_REGNO_NREGS): Delete. * config/nds32/nds32-protos.h (nds32_hard_regno_nregs): Delete. * config/nds32/nds32.c (nds32_hard_regno_nregs): Delete. (nds32_hard_regno_mode_ok): Use targetm.hard_regno_nregs. * config/nios2/nios2.h (HARD_REGNO_NREGS): Delete. * config/nvptx/nvptx.h (HARD_REGNO_NREGS): Delete. * config/nvptx/nvptx.c (nvptx_hard_regno_nregs): New function. (TARGET_HARD_REGNO_NREGS): Redefine. * config/pa/pa32-regs.h (HARD_REGNO_NREGS): Rename to... (PA_HARD_REGNO_NREGS): ...this. * config/pa/pa64-regs.h (HARD_REGNO_NREGS): Rename to... (PA_HARD_REGNO_NREGS): ...this. * config/pa/pa.c (TARGET_HARD_REGNO_NREGS): Redefine. (pa_hard_regno_nregs): New function. * config/pdp11/pdp11.h (HARD_REGNO_NREGS): Delete. * config/pdp11/pdp11.c (TARGET_HARD_REGNO_NREGS): Redefine. (pdp11_hard_regno_nregs): New function. * config/powerpcspe/powerpcspe.h (HARD_REGNO_NREGS): Delete. * config/powerpcspe/powerpcspe.c (TARGET_HARD_REGNO_NREGS): Redefine. (rs6000_hard_regno_nregs_hook): New function. * config/riscv/riscv.h (HARD_REGNO_NREGS): Delete. * config/riscv/riscv-protos.h (riscv_hard_regno_nregs): Delete. * config/riscv/riscv.c (riscv_hard_regno_nregs): Make static. Take and return an unsigned int. Move earlier in file. (TARGET_HARD_REGNO_NREGS): Redefine. * config/rl78/rl78.h (HARD_REGNO_NREGS): Delete. * config/rl78/rl78-protos.h (rl78_hard_regno_nregs): Delete. * config/rl78/rl78.c (TARGET_HARD_REGNO_NREGS): Reefine. (rl78_hard_regno_nregs): Make static. Take and return an unsigned int. * config/rs6000/rs6000.h (HARD_REGNO_NREGS): Delete. * config/rs6000/rs6000.c (TARGET_HARD_REGNO_NREGS): Redefine. (rs6000_hard_regno_nregs_hook): New function. * config/rx/rx.h (HARD_REGNO_NREGS): Delete. * config/rx/rx.c (rx_hard_regno_nregs): New function. (TARGET_HARD_REGNO_NREGS): Redefine. * config/s390/s390.h (HARD_REGNO_NREGS): Delete. * config/s390/s390.c (REGNO_PAIR_OK): Use s390_hard_regno_nregs instead of HARD_REGNO_NREGS. (s390_hard_regno_nregs): New function. (s390_hard_regno_mode_ok): Add comment from s390.h. (TARGET_HARD_REGNO_NREGS): Redefine. * config/sh/sh.h (HARD_REGNO_NREGS): Delete. * config/sh/sh.c (TARGET_HARD_REGNO_NREGS): Redefine. (sh_hard_regno_nregs): New function. (sh_pass_in_reg_p): Use it. * config/sparc/sparc.h (HARD_REGNO_NREGS): Delete. * config/sparc/sparc.c (TARGET_HARD_REGNO_NREGS): Redefine. (sparc_hard_regno_nregs): New function. * config/spu/spu.h (HARD_REGNO_NREGS): Delete. * config/spu/spu.c (spu_hard_regno_nregs): New function. (spu_function_arg_advance): Use it, supplying a valid register number. (TARGET_HARD_REGNO_NREGS): Redefine. * config/stormy16/stormy16.h (HARD_REGNO_NREGS): Delete. * config/tilegx/tilegx.h (HARD_REGNO_NREGS): Delete. * config/tilepro/tilepro.h (HARD_REGNO_NREGS): Delete. * config/v850/v850.h (HARD_REGNO_NREGS): Delete. * config/vax/vax.h (HARD_REGNO_NREGS): Delete. * config/visium/visium.h (HARD_REGNO_NREGS): Delete. (CLASS_MAX_NREGS): Remove copy of old documentation. * config/visium/visium.c (TARGET_HARD_REGNO_NREGS): Redefine. (visium_hard_regno_nregs): New function. (visium_hard_regno_mode_ok): Use it instead of HARD_REGNO_NREGS. * config/xtensa/xtensa.h (HARD_REGNO_NREGS): Delete. * config/xtensa/xtensa.c (TARGET_HARD_REGNO_NREGS): Redefine. xtensa_hard_regno_nregs): New function. * system.h (HARD_REGNO_NREGS): Poison. 2017-09-12 Richard Sandiford * config/arm/arm.h (THUMB_SECONDARY_INPUT_RELOAD_CLASS): Use hard_regno_nregs instead of HARD_REGNO_NREGS. (THUMB_SECONDARY_OUTPUT_RELOAD_CLASS): Likewise. * config/c6x/c6x.c (c6x_expand_prologue): Likewise. (c6x_expand_epilogue): Likewise. * config/frv/frv.c (frv_alloc_temp_reg): Likewise. (frv_read_iacc_argument): Likewise. * config/sh/sh.c: Include regs.h. (sh_print_operand): Use hard_regno_nregs instead of HARD_REGNO_NREGS. (regs_used): Likewise. (output_stack_adjust): Likewise. * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Likewise. * expmed.c: Include regs.h. (store_bit_field_1): Use hard_regno_nregs instead of HARD_REGNO_NREGS. * ree.c: Include regs.h. (combine_reaching_defs): Use hard_regno_nregs instead of HARD_REGNO_NREGS. (add_removable_extension): Likewise. 2017-09-12 Richard Sandiford * regs.h (hard_regno_nregs): Turn into a function. (end_hard_regno): Update accordingly. * caller-save.c (setup_save_areas): Likewise. (save_call_clobbered_regs): Likewise. (replace_reg_with_saved_mem): Likewise. (insert_restore): Likewise. (insert_save): Likewise. * combine.c (can_change_dest_mode): Likewise. (move_deaths): Likewise. (distribute_notes): Likewise. * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Likewise. * config/powerpcspe/powerpcspe.c (rs6000_cannot_change_mode_class) (rs6000_split_multireg_move): Likewise. (rs6000_register_move_cost): Likewise. (rs6000_memory_move_cost): Likewise. * config/rs6000/rs6000.c (rs6000_cannot_change_mode_class): Likewise. (rs6000_split_multireg_move): Likewise. (rs6000_register_move_cost): Likewise. (rs6000_memory_move_cost): Likewise. * cselib.c (cselib_reset_table): Likewise. (cselib_lookup_1): Likewise. * emit-rtl.c (set_mode_and_regno): Likewise. * function.c (aggregate_value_p): Likewise. * ira-color.c (setup_profitable_hard_regs): Likewise. (check_hard_reg_p): Likewise. (calculate_saved_nregs): Likewise. (assign_hard_reg): Likewise. (improve_allocation): Likewise. (calculate_spill_cost): Likewise. * ira-emit.c (modify_move_list): Likewise. * ira-int.h (ira_hard_reg_set_intersection_p): Likewise. (ira_hard_reg_in_set_p): Likewise. * ira.c (setup_reg_mode_hard_regset): Likewise. (clarify_prohibited_class_mode_regs): Likewise. (check_allocation): Likewise. * lra-assigns.c (find_hard_regno_for_1): Likewise. (lra_setup_reg_renumber): Likewise. (setup_try_hard_regno_pseudos): Likewise. (spill_for): Likewise. (assign_hard_regno): Likewise. (setup_live_pseudos_and_spill_after_risky_transforms): Likewise. * lra-constraints.c (in_class_p): Likewise. (lra_constraint_offset): Likewise. (simplify_operand_subreg): Likewise. (lra_constraints): Likewise. (split_reg): Likewise. (split_if_necessary): Likewise. (invariant_p): Likewise. (inherit_in_ebb): Likewise. * lra-lives.c (process_bb_lives): Likewise. * lra-remat.c (reg_overlap_for_remat_p): Likewise. (get_hard_regs): Likewise. (do_remat): Likewise. * lra-spills.c (assign_spill_hard_regs): Likewise. * mode-switching.c (create_pre_exit): Likewise. * postreload.c (reload_combine_recognize_pattern): Likewise. * recog.c (peep2_find_free_register): Likewise. * regcprop.c (kill_value_regno): Likewise. (set_value_regno): Likewise. (copy_value): Likewise. (maybe_mode_change): Likewise. (find_oldest_value_reg): Likewise. (copyprop_hardreg_forward_1): Likewise. * regrename.c (check_new_reg_p): Likewise. (regrename_do_replace): Likewise. * reload.c (push_reload): Likewise. (combine_reloads): Likewise. (find_dummy_reload): Likewise. (operands_match_p): Likewise. (find_reloads): Likewise. (find_equiv_reg): Likewise. (reload_adjust_reg_for_mode): Likewise. * reload1.c (count_pseudo): Likewise. (count_spilled_pseudo): Likewise. (find_reg): Likewise. (clear_reload_reg_in_use): Likewise. (free_for_value_p): Likewise. (allocate_reload_reg): Likewise. (choose_reload_regs): Likewise. (reload_adjust_reg_for_temp): Likewise. (emit_reload_insns): Likewise. (delete_output_reload): Likewise. * rtlanal.c (subreg_get_info): Likewise. * sched-deps.c (sched_analyze_reg): Likewise. * sel-sched.c (init_regs_for_mode): Likewise. (mark_unavailable_hard_regs): Likewise. (choose_best_reg_1): Likewise. (verify_target_availability): Likewise. * valtrack.c (dead_debug_insert_temp): Likewise. * var-tracking.c (track_loc_p): Likewise. (emit_note_insn_var_location): Likewise. * varasm.c (make_decl_rtl): Likewise. * reginfo.c (choose_hard_reg_mode): Likewise. (init_reg_modes_target): Refer directly to this_target_regs->x_hard_regno_nregs. 2017-09-12 Richard Sandiford * ira-costs.c (record_operand_costs): Use in_hard_reg_set_p instead of hard_regno_nregs. 2017-09-12 Richard Sandiford * config/aarch64/aarch64.c (aarch64_hard_regno_mode_ok): Use end_hard_regno instead of hard_regno_nregs. * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise. * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Likewise. * config/visium/visium.c (visium_hard_regno_mode_ok): Likewise. * ira-color.c (improve_allocation): Likewise. * lra-assigns.c (find_hard_regno_for_1): Likewise. * lra-lives.c (mark_regno_live): Likewise. (mark_regno_dead): Likewise. * lra-remat.c (operand_to_remat): Likewise. * lra.c (collect_non_operand_hard_regs): Likewise. * postreload.c (reload_combine_note_store): Likewise. (move2add_valid_value_p): Likewise. * reload.c (regno_clobbered_p): Likewise. 2017-09-12 Richard Sandiford * config/frv/frv.c (FOR_EACH_REGNO): Use END_REGNO instead of hard_regno_nregs. * config/v850/v850.c (v850_reorg): Likewise. * reload.c (refers_to_regno_for_reload_p): Likewise. (find_equiv_reg): Likewise. * reload1.c (reload_reg_reaches_end_p): Likewise. 2017-09-12 Richard Sandiford * caller-save.c (add_used_regs): Use REG_NREGS instead of hard_regno_nregs. * config/aarch64/aarch64.c (aarch64_split_combinev16qi): Likewise. * config/arm/arm.c (output_move_neon): Likewise. (arm_attr_length_move_neon): Likewise. (neon_split_vcombine): Likewise. * config/c6x/c6x.c (c6x_mark_reg_read): Likewise. (c6x_mark_reg_written): Likewise. (c6x_dwarf_register_span): Likewise. * config/i386/i386.c (ix86_save_reg): Likewise. * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise. (rws_access_reg): Likewise. * config/s390/s390.c (s390_call_saved_register_used): Likewise. * mode-switching.c (create_pre_exit): Likewise. * ree.c (combine_reaching_defs): Likewise. (add_removable_extension): Likewise. * regcprop.c (find_oldest_value_reg): Likewise. (copyprop_hardreg_forward_1): Likewise. * reload.c (reload_inner_reg_of_subreg): Likewise. (push_reload): Likewise. (combine_reloads): Likewise. (find_dummy_reload): Likewise. (reload_adjust_reg_for_mode): Likewise. * reload1.c (find_reload_regs): Likewise. (forget_old_reloads_1): Likewise. (reload_reg_free_for_value_p): Likewise. (reload_adjust_reg_for_temp): Likewise. (emit_reload_insns): Likewise. (delete_output_reload): Likewise. * sel-sched.c (choose_best_reg_1): Likewise. (choose_best_pseudo_reg): Likewise. 2017-09-12 Richard Sandiford Alan Hayward David Sherwood * defaults.h (SLOW_UNALIGNED_ACCESS): Delete. * target.def (slow_unaligned_access): New hook. * targhooks.h (default_slow_unaligned_access): Declare. * targhooks.c (default_slow_unaligned_access): New function. * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Replace with... (TARGET_SLOW_UNALIGNED_ACCESS): ...this. * doc/tm.texi: Regenerate. * config/alpha/alpha.h (SLOW_UNALIGNED_ACCESS): Delete. * config/arm/arm.h (SLOW_UNALIGNED_ACCESS): Delete. * config/i386/i386.h (SLOW_UNALIGNED_ACCESS): Delete commented-out definition. * config/powerpcspe/powerpcspe.h (SLOW_UNALIGNED_ACCESS): Delete. * config/powerpcspe/powerpcspe.c (TARGET_SLOW_UNALIGNED_ACCESS): Redefine. (rs6000_slow_unaligned_access): New function. (rs6000_emit_move): Use it instead of SLOW_UNALIGNED_ACCESS. (expand_block_compare): Likewise. (expand_strn_compare): Likewise. (rs6000_rtx_costs): Likewise. * config/riscv/riscv.h (SLOW_UNALIGNED_ACCESS): Delete. (riscv_slow_unaligned_access): Likewise. * config/riscv/riscv.c (riscv_slow_unaligned_access): Rename to... (riscv_slow_unaligned_access_p): ...this and make static. (riscv_option_override): Update accordingly. (riscv_slow_unaligned_access): New function. (TARGET_SLOW_UNALIGNED_ACCESS): Redefine. * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Delete. * config/rs6000/rs6000.c (TARGET_SLOW_UNALIGNED_ACCESS): Redefine. (rs6000_slow_unaligned_access): New function. (rs6000_emit_move): Use it instead of SLOW_UNALIGNED_ACCESS. (rs6000_rtx_costs): Likewise. * config/rs6000/rs6000-string.c (expand_block_compare) (expand_strn_compare): Use targetm.slow_unaligned_access instead of SLOW_UNALIGNED_ACCESS. * config/tilegx/tilegx.h (SLOW_UNALIGNED_ACCESS): Delete. * config/tilepro/tilepro.h (SLOW_UNALIGNED_ACCESS): Delete. * calls.c (expand_call): Use targetm.slow_unaligned_access instead of SLOW_UNALIGNED_ACCESS. * expmed.c (simple_mem_bitfield_p): Likewise. * expr.c (alignment_for_piecewise_move): Likewise. (emit_group_load_1): Likewise. (emit_group_store): Likewise. (copy_blkmode_from_reg): Likewise. (emit_push_insn): Likewise. (expand_assignment): Likewise. (store_field): Likewise. (expand_expr_real_1): Likewise. * gimple-fold.c (gimple_fold_builtin_memory_op): Likewise. * lra-constraints.c (simplify_operand_subreg): Likewise. * stor-layout.c (bit_field_mode_iterator::next_mode): Likewise. * gimple-ssa-store-merging.c: Likewise in block comment at start of file. * tree-ssa-strlen.c: Include target.h. (handle_builtin_memcmp): Use targetm.slow_unaligned_access instead of SLOW_UNALIGNED_ACCESS. * system.h (SLOW_UNALIGNED_ACCESS): Poison. 2017-09-12 Richard Sandiford PR rtl-optimization/82185 * expmed.c (emit_store_flag_int): Only test tem if it has been initialized. 2017-09-12 Richard Biener PR middle-end/82149 * match.pd ((FTYPE) N CMP CST): Fix typo. 2017-09-12 Simon Atanasyan * config/mips/mips.c (mips_attribute_table): Add 'short_call' attribute. (mips_near_type_p): Add 'short_call' attribute as a synonym for 'near'. * doc/extend.texi (short_call): Document new function attribute. 2017-09-12 Jakub Jelinek PR target/82112 * c-common.c (sync_resolve_size): Instead of c_dialect_cxx () assertion check that in the condition. (get_atomic_generic_size): Likewise. Before testing if parameter has pointer type, if it has array type, call for C++ default_conversion to perform array-to-pointer conversion. 2017-09-12 Richard Biener * tree-vect-generic.c (expand_vector_operations_1): Do nothing for operations we cannot scalarize. 2017-09-12 Aldy Hernandez * tree-ssa-threadbackward.c (fsm_find_thread_path): Make GC vectors heap vectors. Clean up comments. Make visited_bbs a reference. (profitable_jump_thread_path): Make GC vectors heap vectors. Clean up comments. Misc cleanups. (convert_and_register_jump_thread_path): Make GC vectors heap vectors. (check_subpath_and_update_thread_path): Same. Clean up comments. Make visited_bbs a reference. (handle_phi): Abstract common code to to register_jump_thread_path_if_profitable. Rename VAR_BB to DEF_BB. Update comments. Make GC vectors heap vectors. Make visited_bbs a reference. (handle_assignment): Same. (register_jump_thread_path_if_profitable): New. (fsm_find_control_statement_thread_paths): Rename VAR_BB to DEF_BB. Make GC vectors heap vectors. Clean up comments. Make visited_bbs a reference. (find_jump_threads_backwards): Make visited_bbs live in the stack. * tree-ssa-threadupdate.c (delete_jump_thread_path): Fix typo in comment. 2017-09-11 Max Filippov PR target/82181 * config/xtensa/xtensa.c (xtensa_mem_offset): Check that both words of E_DImode object are reachable by xtensa_uimm8x4 access. 2017-09-11 Vidya Praveen Revert r251800 and r251799. 2017-09-11 Martin Jambor PR hsa/82119 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Process ADDR_EXPRs in arguments in advance. * hsa-regalloc.c (naive_process_phi): New parameter predecessors, use it to find predecessor edges. (naive_outof_ssa): Collect vector of predecessors. 2017-09-08 Jason Merrill PR c++/70029 - ICE with ref-qualifier and -flto * langhooks.h (struct lang_hooks_for_types): Add copy_lang_qualifiers. * attribs.c (build_type_attribute_qual_variant): Use it. * langhooks-def.h (LANG_HOOKS_COPY_LANG_QUALIFIERS): Default to NULL. (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it. * tree.c (verify_type): Re-enable TYPE_CANONICAL main variant check. 2017-09-08 Eric Botcazou PR target/81988 * config/sparc/sparc.md (mulsi3): Rename into *mulsi3_sp32. (*mulsi3_sp64): New instruction. (mulsi3): New expander. 2017-09-08 Uros Bizjak * config/alpha/alpha.c (alpha_print_operand) : Remove. 2017-09-08 Rainer Orth * sancov.c: Include memmodel.h. 2017-09-07 Eric Botcazou PR target/80897 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Deal with too large offsets. 2017-09-07 Carl Love * config/rs6000/vsx.md (define_insn "*stxvl"): Add missing argument to the sldi instruction. 2017-09-07 David Edelsohn * sancov.c: Include tm_p.h. 2017-09-07 Jakub Jelinek PR target/81979 * output.h (switch_to_other_text_partition): New declaration. * varasm.c (switch_to_other_text_partition): New function. * config/rs6000/rs6000.c (uses_TOC): Return 2 if NOTE_INSN_SWITCH_TEXT_SECTIONS is seen before finding load_toc_* insn. (rs6000_elf_declare_function_name): If uses_TOC returned 2, switch to the other text partition before emitting LCL label and switch back after emitting the word after it. 2017-09-07 Richard Biener * passes.def (pass_split_crit_edges): Remove instance before PRE. * tree-ssa-pre.c (pass_pre::execute): Instead manually split critical edges here, after loop init. (pass_data_pre): Remove PROP_no_crit_edges flags. * tree-ssa-sccvn.c (vn_reference_lookup_3): Use vn_valueize for valueization of call args to avoid leaking VN_TOP. (visit_use): Assert we do not visit default defs. (init_scc_vn): Use build_decl for VN_TOP to make name nicer. Use error_mark_node to more easily detect leaking VN_TOP. All default-defs are varying, not VN_TOP. Mark them visited. (run_scc_vn): Make code match comment. 2017-09-07 Michael Meissner * config/rs6000/rs6000-cpus.def (OTHER_VSX_VECTOR_MASKS): Delete OPTION_MASK_FLOAT128_KEYWORD. (POWERPC_MASKS): Likewise. * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Delete support for the -mfloat128-type option, and make -mfloat128 default on PowerPC Linux systems. Define or undefine __FLOAT128__ and __FLOAT128_HARDWARE__ for the current options. Define __float128 to be __ieee128 if IEEE 128-bit support is enabled, or undefine it. (rs6000_cpu_cpp_builtins): Delete defining __FLOAT128__ here. Delete defining __FLOAT128_TYPE__. * config/rs6000/rs6000.opt (x_TARGET_FLOAT128_TYPE): Delete the -mfloat128-type option and make -mfloat128 default on PowerPC Linux systems. (TARGET_FLOAT128_TYPE): Likewise. (-mfloat128-type): Likewise. * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete the -mfloat128-type option and make -mfloat128 default on PowerPC Linux systems. Always use __ieee128 to be the keyword for the IEEE 128-bit type, and map __float128 to __ieee128 if IEEE 128-bit floating point is enabled. Change tests from using -mfloat128-type to -mfloat128. (rs6000_mangle_type): Use the correct mangling for the __float128 type even if normal long double is restricted to 64-bits. (floatn_mode): Enable the _Float128 type by default on VSX Linux systems. * config/rs6000/rs6000.h (MASK_FLOAT128_TYPE): Delete. (MASK_FLOAT128_KEYWORD): Define new shortcut macro. (RS6000BTM_FLOAT128): Define in terms of -mfloat128, not -mfloat128-type. * doc/invoke.texi (RS/6000 and PowerPC Options): Update documentation for -mfloat128. 2017-09-06 Olivier Hainque * config.gcc (powerpc-wrs-vxworksspe): Now match as vxworks*spe. 2017-09-06 Wish Wu Jakub Jelinek * asan.c (initialize_sanitizer_builtins): Add BT_FN_VOID_UINT8_UINT8, BT_FN_VOID_UINT16_UINT16, BT_FN_VOID_UINT32_UINT32, BT_FN_VOID_UINT64_UINT64, BT_FN_VOID_FLOAT_FLOAT, BT_FN_VOID_DOUBLE_DOUBLE and BT_FN_VOID_UINT64_PTR variables. * builtin-types.def (BT_FN_VOID_UINT8_UINT8): New fn type. (BT_FN_VOID_UINT16_UINT16): Likewise. (BT_FN_VOID_UINT32_UINT32): Likewise. (BT_FN_VOID_FLOAT_FLOAT): Likewise. (BT_FN_VOID_DOUBLE_DOUBLE): Likewise. (BT_FN_VOID_UINT64_PTR): Likewise. * common.opt (flag_sanitize_coverage): New variable. (fsanitize-coverage=trace-pc): Remove. (fsanitize-coverage=): Add. * flag-types.h (enum sanitize_coverage_code): New enum. * fold-const.c (fold_range_test): Disable non-short-circuit optimization if flag_sanitize_coverage. (fold_truth_andor): Likewise. * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise. * opts.c (COVERAGE_SANITIZER_OPT): Define. (coverage_sanitizer_opts): New array. (get_closest_sanitizer_option): Add OPTS argument, handle also OPT_fsanitize_coverage_. (parse_sanitizer_options): Adjusted to also handle OPT_fsanitize_coverage_. (common_handle_option): Add OPT_fsanitize_coverage_. * sancov.c (instrument_comparison, instrument_switch): New function. (sancov_pass): Add trace-cmp support. * sanitizer.def (BUILT_IN_SANITIZER_COV_TRACE_CMP1, BUILT_IN_SANITIZER_COV_TRACE_CMP2, BUILT_IN_SANITIZER_COV_TRACE_CMP4, BUILT_IN_SANITIZER_COV_TRACE_CMP8, BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP1, BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP2, BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP4, BUILT_IN_SANITIZER_COV_TRACE_CONST_CMP8, BUILT_IN_SANITIZER_COV_TRACE_CMPF, BUILT_IN_SANITIZER_COV_TRACE_CMPD, BUILT_IN_SANITIZER_COV_TRACE_SWITCH): New builtins. * doc/invoke.texi: Document -fsanitize-coverage=trace-cmp. 2017-09-06 Richard Earnshaw * config/arm/parsecpu.awk (fatal): Note that we've encountered an error. Only quit immediately if parsing is complete. (BEGIN): Initialize fatal_err and parse_done. (begin fpu, end fpu): Check number of arguments. (begin arch, end arch): Likewise. (begin cpu, end cpu): Likewise. (cname, tune for, tune flags, architecture, fpu, option): Likewise. (optalias): Likewise. 2017-09-06 Richard Earnshaw * config.gcc (arm*-*-*): Don't add arm-isa.h to tm_p_file. * config/arm/arm-isa.h: Delete. Move definitions to ... * arm-cpus.in: ... here. Use new feature and fgroup values. * config/arm/arm.c (arm_option_override): Use lower case for feature bit names. * config/arm/arm.h (TARGET_HARD_FLOAT): Likewise. (TARGET_VFP3, TARGET_VFP5, TARGET_FMA): Likewise. * config/arm/parsecpu.awk (END): Add new command 'isa'. (isa_pfx): Delete. (print_isa_bits_for): New function. (gen_isa): New function. (gen_comm_data): Use print_isa_bits_for. (define feature): New keyword. (define fgroup): New keyword. * config/arm/t-arm (OPTIONS_H_EXTRA): Add arm-isa.h (arm-isa.h): Add rule to generate file. * common/config/arm/arm-common.c: (arm_canon_arch_option): Use lower case for feature bit names. 2017-09-06 Richard Biener * tree-ssa-pre.c (NECESSARY): Remove. (create_expression_by_pieces): Do not touch pass-local flags. (insert_into_preds_of_block): Likewise. (do_pre_regular_insertion): Likewise. (eliminate_insert): Likewise. (eliminate_dom_walker::before_dom_children): Likewise. (fini_eliminate): Do not look at inserted_exprs. (mark_operand_necessary): Remove. (remove_dead_inserted_code): Replace with simple work-list algorithm based on inserted_exprs and SSA uses. (pass_pre::execute): Re-order fini_eliminate and remove_dead_inserted_code. 2017-09-06 Olivier Hainque * config/powerpcspe/vxworks.h (VXCPU_FOR_8548): Correct definition for VxWorks 7. Adjust surrounding comments. 2017-09-06 Richard Biener * gimple-ssa-strength-reduction.c (find_candidates_dom_walker::before_dom_children): Also allow pointer types. 2017-09-06 Richard Biener PR tree-optimization/82108 * tree-vect-stmts.c (vectorizable_load): Fix pointer adjustment for gap in the non-permutation SLP case. 2017-09-06 Martin Jambor PR tree-optimization/82078 * tree-sra.c (sort_and_splice_var_accesses): Move call to add_access_to_work_queue... (build_accesses_from_assign): ...here. (propagate_all_subaccesses): Make sure racc is the group representative, if there is one. 2017-09-06 Jakub Jelinek PR middle-end/82095 * varasm.c (categorize_decl_for_section): Use SECCAT_TBSS for TLS vars with NULL DECL_INITIAL. 2017-09-06 Richard Biener * gimple-ssa-strength-reduction.c (find_candidates_dom_walker::before_doom_children): Use a type and not a mode check. 2017-09-06 Bernd Edlinger PR target/77308 * config/arm/predicates.md (arm_general_adddi_operand): Create new non-vfp predicate. * config/arm/arm.md (*arm_adddi3, *arm_subdi3): Use new predicates. 2017-09-05 Jeff Law PR tree-optimization/64910 * tree-ssa-reassoc.c (reassociate_bb): Restrict last change to cases where we have 3 or more operands. 2017-09-05 Jakub Jelinek PR middle-end/81768 * omp-low.c (lower_omp_for): Recompute tree invariant if gimple_omp_for_initial/final is ADDR_EXPR. PR middle-end/81768 * omp-expand.c (expand_omp_simd): Force second operands of COND_EXPR into gimple val before gimplification fo the COND_EXPR. 2017-09-05 Aldy Hernandez * tree-ssa-threadupdate.c (duplicate_thread_path): Remove unused REGION_COPY argument. (thread_through_all_blocks): Remove unused argument to duplicate_thread_path. 2017-09-05 Richard Sandiford Alan Hayward David Sherwood * config/aarch64/aarch64-protos.h (aarch64_gen_adjusted_ldpstp): Take a scalar_mode rather than a machine_mode. (aarch64_operands_adjust_ok_for_ldpstp): Likewise. * config/aarch64/aarch64.c (aarch64_simd_container_mode): Likewise. (aarch64_operands_adjust_ok_for_ldpstp): Likewise. (aarch64_gen_adjusted_ldpstp): Likewise. (aarch64_expand_vector_init): Use scalar_mode instead of machine_mode. 2017-09-05 Richard Sandiford Alan Hayward David Sherwood * config/aarch64/aarch64-protos.h (aarch64_is_extend_from_extract): Take a scalar_int_mode instead of a machine_mode. (aarch64_mask_and_shift_for_ubfiz_p): Likewise. (aarch64_output_scalar_simd_mov_immediate): Likewise. (aarch64_simd_scalar_immediate_valid_for_move): Likewise. (aarch64_simd_attr_length_rglist): Delete. * config/aarch64/aarch64.c (aarch64_is_extend_from_extract): Take a scalar_int_mode instead of a machine_mode. (aarch64_add_offset): Likewise. (aarch64_internal_mov_immediate): Likewise (aarch64_add_constant_internal): Likewise. (aarch64_add_constant): Likewise. (aarch64_movw_imm): Likewise. (aarch64_rtx_arith_op_extract_p): Likewise. (aarch64_mask_and_shift_for_ubfiz_p): Likewise. (aarch64_simd_scalar_immediate_valid_for_move): Likewise. Remove assert that the mode isn't a vector. (aarch64_output_scalar_simd_mov_immediate): Likewise. (aarch64_expand_mov_immediate): Update calls after above changes. (aarch64_output_casesi): Use as_a . (aarch64_and_bitmask_imm): Check for scalar integer modes. (aarch64_move_imm): Likewise. (aarch64_can_const_movi_rtx_p): Likewise. (aarch64_strip_extend): Likewise. (aarch64_extr_rtx_p): Likewise. (aarch64_rtx_costs): Likewise, using wode_mode as the mode of a CONST_INT when the mode parameter is VOIDmode. (aarch64_float_const_rtx_p): Use scalar_int_mode for a temporary. 2017-09-05 Richard Sandiford * machmode.h (bitwise_mode_for_mode): Return opt_mode. * stor-layout.c (bitwise_mode_for_mode): Likewise. (bitwise_type_for_mode): Update accordingly. 2017-09-05 Richard Sandiford * stor-layout.h (mode_for_size_tree): Return an opt_mode. * stor-layout.c (mode_for_size_tree): Likewise. (mode_for_array): Update accordingly. (layout_decl): Likewise. (compute_record_mode): Likewise. Only set the mode once. 2017-09-05 Richard Sandiford * target.def (get_mask_mode): Change return type to opt_mode. Expand commentary. * doc/tm.texi: Regenerate. * targhooks.h (default_get_mask_mode): Return an opt_mode. * targhooks.c (default_get_mask_mode): Likewise. * config/i386/i386.c (ix86_get_mask_mode): Likewise. * optabs-query.c (can_vec_mask_load_store_p): Update use of targetm.get_mask_mode. * tree.c (build_truth_vector_type): Likewise. 2017-09-05 Richard Sandiford * machmode.h (mode_for_vector): Return an opt_mode. * stor-layout.c (mode_for_vector): Likewise. (mode_for_int_vector): Update accordingly. (layout_type): Likewise. * config/i386/i386.c (emit_memmov): Likewise. (ix86_expand_set_or_movmem): Likewise. (ix86_expand_vector_init): Likewise. (ix86_get_mask_mode): Likewise. * config/powerpcspe/powerpcspe.c (rs6000_expand_vec_perm_const_1): Likewise. * config/rs6000/rs6000.c (rs6000_expand_vec_perm_const_1): Likewise. * expmed.c (extract_bit_field_1): Likewise. * expr.c (expand_expr_real_2): Likewise. * optabs-query.c (can_vec_perm_p): Likewise. (can_vec_mask_load_store_p): Likewise. * optabs.c (expand_vec_perm): Likewise. * targhooks.c (default_get_mask_mode): Likewise. * tree-vect-stmts.c (vectorizable_store): Likewise. (vectorizable_load): Likewise. (get_vectype_for_scalar_type_and_size): Likewise. 2017-09-05 Richard Sandiford * machmode.h (mode_for_int_vector): New function. * stor-layout.c (mode_for_int_vector): Likewise. * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Use it. * config/powerpcspe/powerpcspe.c (rs6000_do_expand_vec_perm): Likewise. * config/rs6000/rs6000.c (rs6000_do_expand_vec_perm): Likewise. * config/s390/s390.c (s390_expand_vec_compare_cc): Likewise. (s390_expand_vcond): Likewise. 2017-09-05 Richard Sandiford * machmode.h (opt_machine_mode): New type. (opt_mode): Allow construction from anything that can be converted to a T. (is_a, as_a, dyn_cast): Add overloads for opt_mode. (mode_for_size): Return an opt_machine_mode. * stor-layout.c (mode_for_size): Likewise. (mode_for_size_tree): Update call accordingly. (bitwise_mode_for_mode): Likewise. (make_fract_type): Likewise. (make_accum_type): Likewise. * caller-save.c (replace_reg_with_saved_mem): Update call accordingly. * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise. * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise. * config/s390/s390.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise. * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_MODE): Likewise. * expmed.c (extract_bit_field_1): Likewise. * reload.c (get_secondary_mem): Likewise. * varasm.c (assemble_integer): Likewise. * lower-subreg.c (simplify_subreg_concatn): Likewise. Move early-out. 2017-09-05 Richard Sandiford * machmode.h (decimal_float_mode_for_size): New function. * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use float_mode_for_size. (REAL_VALUE_TO_TARGET_DOUBLE): Likewise. (REAL_VALUE_TO_TARGET_SINGLE): Likewise. (REAL_VALUE_TO_TARGET_DECIMAL128): Use decimal_float_mode_for_size. (REAL_VALUE_TO_TARGET_DECIMAL64): Likewise. (REAL_VALUE_TO_TARGET_DECIMAL32): Likewise. 2017-09-05 Richard Sandiford * builtins.c (expand_builtin_powi): Use int_mode_for_size. (get_builtin_sync_mode): Likewise. (expand_ifn_atomic_compare_exchange): Likewise. (expand_builtin_atomic_clear): Likewise. (expand_builtin_atomic_test_and_set): Likewise. (fold_builtin_atomic_always_lock_free): Likewise. * calls.c (compute_argument_addresses): Likewise. (emit_library_call_value_1): Likewise. (store_one_arg): Likewise. * combine.c (combine_instructions): Likewise. * config/aarch64/aarch64.c (aarch64_function_value): Likewise. * config/arm/arm.c (arm_function_value): Likewise. (aapcs_allocate_return_reg): Likewise. * config/c6x/c6x.c (c6x_expand_movmem): Likewise. * config/i386/i386.c (construct_container): Likewise. (ix86_gimplify_va_arg): Likewise. (ix86_expand_sse_cmp): Likewise. (emit_memmov): Likewise. (emit_memset): Likewise. (expand_small_movmem_or_setmem): Likewise. (ix86_expand_pextr): Likewise. (ix86_expand_pinsr): Likewise. * config/lm32/lm32.c (lm32_block_move_inline): Likewise. * config/microblaze/microblaze.c (microblaze_block_move_straight): Likewise. * config/mips/mips.c (mips_function_value_1) Likewise. (mips_block_move_straight): Likewise. (mips_expand_ins_as_unaligned_store): Likewise. * config/powerpcspe/powerpcspe.c (rs6000_darwin64_record_arg_advance_flush): Likewise. (rs6000_darwin64_record_arg_flush): Likewise. * config/rs6000/rs6000.c (rs6000_darwin64_record_arg_advance_flush): Likewise. (rs6000_darwin64_record_arg_flush): Likewise. * config/sparc/sparc.c (sparc_function_arg_1): Likewise. (sparc_function_value_1): Likewise. * config/spu/spu.c (adjust_operand): Likewise. (spu_emit_branch_or_set): Likewise. (arith_immediate_p): Likewise. * emit-rtl.c (gen_lowpart_common): Likewise. * expr.c (expand_expr_real_1): Likewise. * function.c (assign_parm_setup_block): Likewise. * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Likewise. * reload1.c (alter_reg): Likewise. * stor-layout.c (mode_for_vector): Likewise. (layout_type): Likewise. 2017-09-05 Richard Sandiford * config/spu/spu.c (exp2_immediate_p): Use int_mode_for_mode. (spu_convert_move): Likewise. * lower-subreg.c (resolve_simple_move): Likewise. 2017-09-05 Bill Schmidt PR target/81833 * config/rs6000/altivec.md (altivec_vsum2sws): Convert from a define_insn to a define_expand. (altivec_vsum2sws_direct): New define_insn. (altivec_vsumsws): Convert from a define_insn to a define_expand. 2017-09-05 Wilco Dijkstra * config/arm/arm.c (arm_option_params_internal): Improve setting of max_insns_skipped. 2017-09-05 H.J. Lu PR target/59501 PR target/81624 PR target/81769 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Don't realign stack if stack alignment needed is less than incoming stack boundary. 2017-09-05 Marek Polacek PR sanitizer/82072 * convert.c (convert_to_integer_1) : Move the ubsan check earlier. 2017-09-05 Wilco Dijkstra * explow.c (get_dynamic_stack_size): Improve dynamic alignment. 2017-09-05 Richard Biener PR tree-optimization/82084 * fold-const.c (can_native_encode_string_p): Handle wide characters. 2017-09-05 Richard Biener PR tree-optimization/82102 * tree-ssa-pre.c (fini_eliminate): Check if lhs is NULL. 2017-09-05 Martin Liska PR tree-optimization/82032 * tree-cfg.c (generate_range_test): New function. * tree-cfg.h (generate_range_test): Declared here. * tree-cfgcleanup.c (convert_single_case_switch): New function. (cleanup_control_expr_graph): Use it. * tree-switch-conversion.c (try_switch_expansion): Remove assert. (emit_case_nodes): Use generate_range_test. 2017-09-04 Uros Bizjak PR target/82098 * config/i386/i386.md (*_mask): Add TARGET_USE_BT to insn constraint. (*btr_mask): Ditto. 2017-09-04 Wilco Dijkstra * config/arm/arm.c (arm_legitimate_index_p): Add comment. (thumb2_legitimate_index_p): Use correct range for DI/DF mode. 2017-09-04 Bernd Edlinger PR target/77308 * config/arm/arm.md (*arm_adddi3, *arm_subdi3): Split early except for TARGET_NEON and TARGET_IWMMXT. (anddi3, iordi3, xordi3, one_cmpldi2): Split while expanding except for TARGET_NEON and TARGET_IWMMXT. (*one_cmpldi2_insn): Moved the body of one_cmpldi2 here. 2017-09-04 Uros Bizjak * config/i386/i386-protos.h (ix86_tls_address_pattern_p) New prototype. (ix86_rewrite_tls_address): Ditto. * config/i386/i386.c (ix86_tls_address_pattern_p) New function. (ix86_rewrite_tls_address_1): Ditto. (ix86_rewrite_tls_address): Ditto. * config/i386/predicates.md (tls_address_pattern): New predicate. * config/i386/i386.md (TLS address splitter): New splitter. 2017-09-04 Richard Biener PR tree-optimization/82084 * fold-const.h (can_native_encode_string_p): Declare. * fold-const.c (can_native_encode_string_p): Factor out from ... (native_encode_string): ... here. * tree-vect-stmts.c (vectorizable_store): Call it to avoid vectorizing stores from constants we later cannot handle. 2017-09-04 Marek Polacek PR c/81783 * doc/invoke.texi: Update -Wtautological-compare documentation. 2017-09-04 Jeff Law PR tree-optimization/64910 * tree-ssa-reassoc.c (reassociate_bb): For bitwise binary ops, swap the first and last operand if the last is a constant. 2017-09-04 Marek Polacek PR sanitizer/82072 * convert.c (do_narrow): When sanitizing signed integer overflows, bail out for signed types. (convert_to_integer_1) : Likewise. 2017-09-04 Richard Biener PR tree-optimization/82060 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): Move devirtualization after stmt folding and before EH/AB/noreturn cleanup to get the stmt refs canonicalized. Use a bool instead of gimple_modified_p since that doesn't work for NOPs. Schedule NOPs generated by folding for removal. 2017-09-04 Richard Sandiford Alan Hayward David Sherwood * coretypes.h (pad_direction): New enum. * defaults.h (DEFAULT_FUNCTION_ARG_PADDING): Delete. (FUNCTION_ARG_PADDING): Likewise. * target.def (function_arg_padding): New hook. * targhooks.h (default_function_arg_padding): Declare. * targhooks.c (default_function_arg_padding): New function. * doc/tm.texi.in (FUNCTION_ARG_PADDING): Replace with... (TARGET_FUNCTION_ARG_PADDING): ...this. * doc/tm.texi: Regenerate. * calls.c (store_unaligned_arguments_into_pseudos): Use pad_direction instead of direction. (compute_argument_addresses): Likewise. (load_register_parameters): Likewise. (emit_library_call_value_1): Likewise. (store_one_arg): Use targetm.calls.function_arg_padding instead of FUNCTION_ARG_PADDING. (must_pass_in_stack_var_size_or_pad): Likewise. * expr.c (emit_group_load_1): Use pad_direction instead of direction. (emit_group_store): Likewise. (emit_single_push_insn_1): Use targetm.calls.function_arg_padding instead of FUNCTION_ARG_PADDING. (emit_push_insn): Likewise, and propagate enum change throughout function. * function.h (direction): Delete. (locate_and_pad_arg_data::where_pad): Use pad_direction instead of direction. * function.c (assign_parm_find_stack_rtl): Likewise. (assign_parm_setup_block_p): Likewise. (assign_parm_setup_block): Likewise. (gimplify_parameters): Likewise. (locate_and_pad_parm): Use targetm.calls.function_arg_padding instead of FUNCTION_ARG_PADDING, and propagate enum change throughout function. * config/aarch64/aarch64.h (FUNCTION_ARG_PADDING): Delete. (BLOCK_REG_PADDING): Use pad_direction instead of direction. * config/aarch64/aarch64-protos.h (aarch64_pad_arg_upward): Delete. * config/aarch64/aarch64.c (aarch64_pad_arg_upward): Replace with... (aarch64_function_arg_padding): ...this new function. (aarch64_gimplify_va_arg_expr): Use pad_direction instead of direction. (TARGET_FUNCTION_ARG_PADDING): Redefine. * config/arm/arm.h (FUNCTION_ARG_PADDING): Delete. (BLOCK_REG_PADDING): Use pad_direction instead of direction. * config/arm/arm-protos.h (arm_pad_arg_upward): Delete. * config/arm/arm.c (TARGET_FUNCTION_ARG_PADDING): Redefine. (arm_pad_arg_upward): Replace with... (arm_function_arg_padding): ...this new function. * config/c6x/c6x.h (BLOCK_REG_PADDING): Use pad_direction instead of direction. * config/ia64/hpux.h (FUNCTION_ARG_PADDING): Delete. * config/ia64/ia64-protos.h (ia64_hpux_function_arg_padding): Delete. * config/ia64/ia64.c (TARGET_FUNCTION_ARG_PADDING): Redefine. (ia64_hpux_function_arg_padding): Replace with... (ia64_function_arg_padding): ...this new function. Use pad_direction instead of direction. Check for TARGET_HPUX. * config/iq2000/iq2000.h (FUNCTION_ARG_PADDING): Delete. * config/iq2000/iq2000.c (TARGET_FUNCTION_ARG_PADDING): Redefine. (iq2000_function_arg_padding): New function. * config/mips/mips-protos.h (mips_pad_arg_upward): Delete. * config/mips/mips.c (mips_pad_arg_upward): Replace with... (mips_function_arg_padding): ...this new function. (mips_pad_reg_upward): Update accordingly. (TARGET_FUNCTION_ARG_PADDING): Redefine. * config/mips/mips.h (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding. (FUNCTION_ARG_PADDING): Delete. (BLOCK_REG_PADDING): Use pad_direction instead of direction. * config/nios2/nios2.h (FUNCTION_ARG_PADDING): Delete. (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding. * config/nios2/nios2-protos.h (nios2_function_arg_padding): Delete. (nios2_block_reg_padding): Return pad_direction instead of direction. * config/nios2/nios2.c (nios2_block_reg_padding): Return pad_direction instead of direction. (nios2_function_arg_padding): Likewise. Make static. (TARGET_FUNCTION_ARG_PADDING): Redefine. * config/pa/pa.h (FUNCTION_ARG_PADDING): Delete. (BLOCK_REG_PADDING): Use targetm.calls.function_arg_padding. * config/pa/pa-protos.h (pa_function_arg_padding): Delete. * config/pa/pa.c (TARGET_FUNCTION_ARG_PADDING): Redefine. (pa_function_arg_padding): Make static. Return pad_direction instead of direction. * config/powerpcspe/powerpcspe.h (FUNCTION_ARG_PADDING): Delete. (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding. * config/powerpcspe/aix.h (BLOCK_REG_PADDING): Use pad_direction instead of direction. Use targetm.calls.function_arg_padding. * config/powerpcspe/darwin.h (BLOCK_REG_PADDING): Likewise. * config/powerpcspe/freebsd64.h (BLOCK_REG_PADDING): Likewise. * config/powerpcspe/linux64.h (BLOCK_REG_PADDING): Likewise. * config/powerpcspe/powerpcspe-protos.h (function_arg_padding): Delete. * config/powerpcspe/powerpcspe.c (TARGET_FUNCTION_ARG_PADDING): Redefine. (function_arg_padding): Rename to... (rs6000_function_arg_padding): ...this. Make static. Return pad_direction instead of direction. (rs6000_return_in_msb): Use rs6000_function_arg_padding. * config/rs6000/rs6000.h (FUNCTION_ARG_PADDING): Delete. (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding. * config/rs6000/aix.h (BLOCK_REG_PADDING): Use pad_direction instead of direction. Use targetm.calls.function_arg_padding. * config/rs6000/darwin.h (BLOCK_REG_PADDING): Likewise. * config/rs6000/freebsd64.h (BLOCK_REG_PADDING): Likewise. * config/rs6000/linux64.h (BLOCK_REG_PADDING): Likewise. * config/rs6000/rs6000-protos.h (function_arg_padding): Delete. * config/rs6000/rs6000.c (TARGET_FUNCTION_ARG_PADDING): Redefine. (function_arg_padding): Rename to... (rs6000_function_arg_padding): ...this. Make static. Return pad_direction instead of direction. (rs6000_return_in_msb): Use rs6000_function_arg_padding. * config/s390/s390.h (FUNCTION_ARG_PADDING): Delete. * config/s390/s390.c (s390_function_arg_padding): New function. (TARGET_FUNCTION_ARG_PADDING): Redefine. * config/sparc/sparc.h (FUNCTION_ARG_PADDING): Delete. * config/sparc/sparc-protos.h (function_arg_padding): Delete. * config/sparc/sparc.c (TARGET_FUNCTION_ARG_PADDING): Redefine. (function_arg_padding): Rename to... (sparc_function_arg_padding): ...this. Make static. Return pad_direction instead of direction. * config/spu/spu.h (FUNCTION_ARG_PADDING): Delete. * config/spu/spu.c (spu_function_arg_padding): New function. (TARGET_FUNCTION_ARG_PADDING): Redefine. * system.h (FUNCTION_ARG_PADDING): Poison. 2017-09-04 Richard Sandiford Alan Hayward David Sherwood * target.def (modes_tieable_p): New hook. * doc/tm.texi (MODES_TIEABLE_P): Replace with... (TARGET_MODES_TIEABLE_P): ...this. * doc/tm.texi.in: Regenerate. * hooks.h (hook_bool_mode_mode_true): Declare. * hooks.c (hook_bool_mode_mode_true): New function. * combine.c (subst): Use targetm.modes_tieable_p instead of MODES_TIEABLE_P. * dse.c (find_shift_sequence): Likewise. * expmed.c (extract_low_bits): Likewise. * lower-subreg.c: Include target.h. (find_decomposable_subregs): Use targetm.modes_tieable_p instead of MODES_TIEABLE_P. * rtlanal.c (rtx_cost): Likewise. * config/aarch64/aarch64.h (MODES_TIEABLE_P): Delete. * config/aarch64/aarch64-protos.h (aarch64_modes_tieable_p): Delete. * config/aarch64/aarch64.c (aarch64_modes_tieable_p): Make static. (TARGET_MODES_TIEABLE_P): Redefine. * config/alpha/alpha.h (MODES_TIEABLE_P): Delete. * config/alpha/alpha.c (alpha_modes_tieable_p): New function. (TARGET_MODES_TIEABLE_P): Redefine. * config/arc/arc.h (MODES_TIEABLE_P): Delete. * config/arc/arc.c (TARGET_MODES_TIEABLE_P): Redefine. (arc_modes_tieable_p): New function. * config/arm/arm.h (MODES_TIEABLE_P): Delete. * config/arm/arm-protos.h (arm_modes_tieable_p): Delete. * config/arm/arm.c (TARGET_MODES_TIEABLE_P): Redefine. (arm_modes_tieable_p): Make static. * config/avr/avr.h (MODES_TIEABLE_P): Delete. * config/bfin/bfin.h (MODES_TIEABLE_P): Delete. * config/bfin/bfin.c (bfin_modes_tieable_p): New function. (TARGET_MODES_TIEABLE_P): Redefine. * config/c6x/c6x.h (MODES_TIEABLE_P): Delete. * config/c6x/c6x.c (c6x_modes_tieable_p): New function. (TARGET_MODES_TIEABLE_P): Redefine. * config/cr16/cr16.h (MODES_TIEABLE_P): Delete. * config/cr16/cr16.c (TARGET_MODES_TIEABLE_P): Redefine. (cr16_modes_tieable_p): New function. * config/cris/cris.h (MODES_TIEABLE_P): Delete. * config/epiphany/epiphany.h (MODES_TIEABLE_P): Delete. * config/fr30/fr30.h (MODES_TIEABLE_P): Delete. (TRULY_NOOP_TRUNCATION): Update comment. * config/frv/frv.h (MODES_TIEABLE_P): Delete. (TRULY_NOOP_TRUNCATION): Update comment. * config/frv/frv.c (TARGET_MODES_TIEABLE_P): Redefine. (frv_modes_tieable_p): New function. * config/ft32/ft32.h (MODES_TIEABLE_P): Delete. * config/h8300/h8300.h (MODES_TIEABLE_P): Delete. * config/h8300/h8300.c (h8300_modes_tieable_p): New function. (TARGET_MODES_TIEABLE_P): Redefine. * config/i386/i386.h (MODES_TIEABLE_P): Delete. * config/i386/i386-protos.h (ix86_modes_tieable_p): Delete. * config/i386/i386.c (ix86_modes_tieable_p): Make static. (TARGET_MODES_TIEABLE_P): Redefine. * config/ia64/ia64.h (MODES_TIEABLE_P): Delete. * config/ia64/ia64.c (TARGET_MODES_TIEABLE_P): Redefine. (ia64_modes_tieable_p): New function. * config/iq2000/iq2000.h (MODES_TIEABLE_P): Delete. * config/iq2000/iq2000.c (TARGET_MODES_TIEABLE_P): Redefine. (iq2000_modes_tieable_p): New function. * config/lm32/lm32.h (MODES_TIEABLE_P): Delete. * config/lm32/lm32.c (TARGET_MODES_TIEABLE_P): Redefine. (lm32_modes_tieable_p): New function. * config/m32c/m32c.h (MODES_TIEABLE_P): Delete. * config/m32c/m32c-protos.h (m32c_modes_tieable_p): Delete. * config/m32c/m32c.c (m32c_modes_tieable_p): Make static. (TARGET_MODES_TIEABLE_P): Redefine. * config/m32r/m32r.h (MODES_TIEABLE_P): Delete. * config/m32r/m32r.c (TARGET_MODES_TIEABLE_P): Redefine. (m32r_modes_tieable_p): New function. * config/m68k/m68k.h (MODES_TIEABLE_P): Delete. * config/m68k/m68k.c (TARGET_MODES_TIEABLE_P): Redefine. (m68k_modes_tieable_p): New function. * config/mcore/mcore.h (MODES_TIEABLE_P): Delete. * config/mcore/mcore.c (TARGET_MODES_TIEABLE_P): Redefine. (mcore_modes_tieable_p): New function. * config/microblaze/microblaze.h (MODES_TIEABLE_P): Delete. * config/microblaze/microblaze.c (microblaze_modes_tieable_p): New function. (TARGET_MODES_TIEABLE_P): Redefine. * config/mips/mips.h (MODES_TIEABLE_P): Delete. * config/mips/mips-protos.h (mips_modes_tieable_p): Delete. * config/mips/mips.c (mips_modes_tieable_p): Make static. (TARGET_MODES_TIEABLE_P): Redefine. * config/mmix/mmix.h (MODES_TIEABLE_P): Delete. * config/mn10300/mn10300.h (MODES_TIEABLE_P): Delete. * config/mn10300/mn10300-protos.h (mn10300_modes_tieable): Delete. * config/mn10300/mn10300.c (mn10300_modes_tieable): Rename to... (mn10300_modes_tieable_p): ...this and make static. (TARGET_MODES_TIEABLE_P): Redefine. * config/moxie/moxie.h (MODES_TIEABLE_P): Delete. * config/msp430/msp430.h (MODES_TIEABLE_P): Delete. * config/msp430/msp430-protos.h (msp430_modes_tieable_p): Delete. * config/msp430/msp430.c (TARGET_MODES_TIEABLE_P): Redefine. (msp430_modes_tieable_p): Make static. * config/nds32/nds32.h (MODES_TIEABLE_P): Delete. * config/nds32/nds32.c (nds32_modes_tieable_p): New function. (TARGET_MODES_TIEABLE_P): Redefine. * config/nios2/nios2.h (MODES_TIEABLE_P): Delete. * config/nvptx/nvptx.h (MODES_TIEABLE_P): Delete. * config/nvptx/nvptx.c (nvptx_modes_tieable_p): New function. (TARGET_MODES_TIEABLE_P): Redefine. * config/pa/pa.h (MODES_TIEABLE_P): Delete. * config/pa/pa-protos.h (pa_modes_tieable_p): Delete. * config/pa/pa.c (pa_modes_tieable_p): Make static. (TARGET_MODES_TIEABLE_P): Redefine. * config/pdp11/pdp11.h (MODES_TIEABLE_P): Delete. * config/pdp11/pdp11.c (TARGET_MODES_TIEABLE_P): Redefine. (pdp11_modes_tieable_p): New function. * config/powerpcspe/powerpcspe.h (MODES_TIEABLE_P): Delete. * config/powerpcspe/powerpcspe.c (TARGET_MODES_TIEABLE_P): Redefine. (rs6000_modes_tieable_p): New function. (rs6000_debug_reg_global): Use it instead of MODES_TIEABLE_P. * config/powerpcspe/powerpcspe.md: Update comment. * config/riscv/riscv.h (MODES_TIEABLE_P): Delete. * config/riscv/riscv.c (riscv_modes_tieable_p): New function. (TARGET_MODES_TIEABLE_P): Redefine. * config/rl78/rl78.h (MODES_TIEABLE_P): Delete. * config/rl78/rl78.c (TARGET_MODES_TIEABLE_P): Redefine. (rl78_modes_tieable_p): New function. * config/rs6000/rs6000.h (MODES_TIEABLE_P): Delete. * config/rs6000/rs6000.c (TARGET_MODES_TIEABLE_P): Redefine. (rs6000_modes_tieable_p): New function. (rs6000_debug_reg_global): Use it instead of MODES_TIEABLE_P. * config/rs6000/rs6000.md: Update comment. * config/rx/rx.h (MODES_TIEABLE_P): Delete. * config/rx/rx.c (rx_modes_tieable_p): New function. (TARGET_MODES_TIEABLE_P): Redefine. * config/s390/s390.h (MODES_TIEABLE_P): Delete. * config/s390/s390.c (s390_modes_tieable_p): New function. (TARGET_MODES_TIEABLE_P): Redefine. * config/sh/sh.h (MODES_TIEABLE_P): Delete. * config/sh/sh.c (TARGET_MODES_TIEABLE_P): Redefine. (sh_modes_tieable_p): New function. * config/sparc/sparc.h (MODES_TIEABLE_P): Delete. * config/sparc/sparc-protos.h (sparc_modes_tieable_p): Delete. * config/sparc/sparc.c (TARGET_MODES_TIEABLE_P): Redefine. (sparc_modes_tieable_p): Make static. * config/spu/spu.h (MODES_TIEABLE_P): Delete. * config/spu/spu.c (spu_modes_tieable_p): New function. (TARGET_MODES_TIEABLE_P): Redefine. * config/stormy16/stormy16.h (MODES_TIEABLE_P): Delete. * config/stormy16/stormy16.c (xstormy16_modes_tieable_p): New function. (TARGET_MODES_TIEABLE_P): Redefine. * config/tilegx/tilegx.h (MODES_TIEABLE_P): Delete. * config/tilepro/tilepro.h (MODES_TIEABLE_P): Delete. * config/v850/v850.h (MODES_TIEABLE_P): Delete. * config/v850/v850.c (v850_modes_tieable_p): New function. (TARGET_MODES_TIEABLE_P): Redefine. * config/vax/vax.h (MODES_TIEABLE_P): Delete. * config/visium/visium.h (MODES_TIEABLE_P): Delete. * config/visium/visium.c (TARGET_MODES_TIEABLE_P): Redefine. (visium_modes_tieable_p): New function. * config/xtensa/xtensa.h (MODES_TIEABLE_P): Delete. * config/xtensa/xtensa.c (TARGET_MODES_TIEABLE_P): Redefine. (xtensa_modes_tieable_p): New function. * system.h (MODES_TIEABLE_P): Poison. 2017-09-04 Richard Sandiford Alan Hayward David Sherwood * target.def (hard_regno_mode_ok): New hook. * doc/tm.texi (HARD_REGNO_MODE_OK): Replace with... (TARGET_HARD_REGNO_MODE_OK): ...this. * doc/tm.texi.in: Regenerate. * hooks.h (hook_bool_uint_mode_true): Declare. * hooks.c (hook_bool_uint_mode_true): New function. * doc/md.texi: Refer to targetm.hard_regno_mode_ok instead of HARD_REGNO_MODE_OK. * genpreds.c (write_insn_preds_c): Add an include of target.h. * alias.c (init_alias_target): Use targetm.hard_regno_mode_ok instead of HARD_REGNO_MODE_OK. * caller-save.c: Include target.h. (reg_save_code): Use targetm.hard_regno_mode_ok instead of HARD_REGNO_MODE_OK. * combine.c (can_combine_p): Likewise. (combinable_i3pat): Likewise. (can_change_dest_mode): Likewise. * expr.c (init_expr_target): Likewise. (convert_move): Likewise. (convert_modes): Likewise. * ira.c (setup_prohibited_class_mode_regs): Likewise. (setup_prohibited_mode_move_regs): Likewise. * ira.h (target_ira): Likewise. * lra-assigns.c (find_hard_regno_for_1): Likewise. * lra-constraints.c (process_alt_operands): Likewise. (split_reg): Likewise. * recog.c (peep2_find_free_register): Likewise. * ree.c (combine_reaching_defs): Likewise. * regcprop.c (maybe_mode_change): Likewise. * reginfo.c (init_reg_sets_1): Likewise. (choose_hard_reg_mode): Likewise. (simplifiable_subregs): Likewise. * regrename.c (check_new_reg_p): Likewise. * reload.c (find_valid_class): Likewise. (find_valid_class_1): Likewise. (reload_inner_reg_of_subreg): Likewise. (push_reload): Likewise. (combine_reloads): Likewise. (find_dummy_reload): Likewise. (find_reloads): Likewise. * reload1.c (find_reg): Likewise. (set_reload_reg): Likewise. (allocate_reload_reg): Likewise. (choose_reload_regs): Likewise. (reload_adjust_reg_for_temp): Likewise. * rtlanal.c (subreg_size_offset_from_lsb): Likewise. (simplify_subreg_regno): Likewise. * sel-sched.c (init_regs_for_mode): Likewise. * varasm.c (make_decl_rtl): Likewise. * config/aarch64/aarch64.h (HARD_REGNO_MODE_OK): Delete. (MODES_TIEABLE_P): Use targetm.hard_regno_mode_ok instead of HARD_REGNO_MODE_OK. * config/aarch64/aarch64-protos.h (aarch64_hard_regno_mode_ok): Delete. * config/aarch64/aarch64.c (aarch64_hard_regno_mode_ok): Make static. (TARGET_HARD_REGNO_MODE_OK): Redefine. * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Delete. * config/alpha/alpha.c (alpha_hard_regno_mode_ok): New function. (TARGET_HARD_REGNO_MODE_OK): Redefine. * config/arc/arc.h (arc_hard_regno_mode_ok): Delete. (arc_mode_class): Delete. (HARD_REGNO_MODE_OK): Delete. * config/arc/arc.c (TARGET_HARD_REGNO_MODE_OK): Redefine. (arc_hard_regno_mode_ok): Rename old array to... (arc_hard_regno_mode_ok_modes): ...this. (arc_conditional_register_usage): Update accordingly. (arc_mode_class): Make static. (arc_hard_regno_mode_ok): New function. * config/arm/arm.h (HARD_REGNO_MODE_OK): Delete. * config/arm/arm-protos.h (arm_hard_regno_mode_ok): Delete. * config/arm/arm.c (TARGET_HARD_REGNO_MODE_OK): Redefine. (arm_hard_regno_mode_ok): Make static. * config/arm/arm.md (movdi): Use targetm.hard_regno_mode_ok instead of HARD_REGNO_MODE_OK. * config/avr/avr-protos.h (avr_hard_regno_mode_ok): Delete. * config/avr/avr.h (HARD_REGNO_MODE_OK): Delete. * config/avr/avr.c (avr_hard_regno_mode_ok): Make static and return a bool. (TARGET_HARD_REGNO_MODE_OK): Redefine. * config/bfin/bfin-protos.h (hard_regno_mode_ok): Delete. * config/bfin/bfin.h (HARD_REGNO_MODE_OK): Delete. * config/bfin/bfin.c (hard_regno_mode_ok): Rename to... (bfin_hard_regno_mode_ok): ...this. Make static and return a bool. (TARGET_HARD_REGNO_MODE_OK): Redefine. * config/bfin/predicates.md (valid_reg_operand): Use targetm.hard_regno_mode_ok instead of HARD_REGNO_MODE_OK. * config/c6x/c6x.h (HARD_REGNO_MODE_OK): Delete. * config/c6x/c6x.c (c6x_hard_regno_mode_ok): New function. (TARGET_HARD_REGNO_MODE_OK): Redefine. * config/cr16/cr16.h (HARD_REGNO_MODE_OK): Delete. * config/cr16/cr16-protos.h (cr16_hard_regno_mode_ok): Delete. * config/cr16/cr16.c (TARGET_HARD_REGNO_MODE_OK): Redefine. (cr16_hard_regno_mode_ok): Make static and return a bool. * config/cris/cris.h (HARD_REGNO_MODE_OK): Delete. * config/cris/cris.c (TARGET_HARD_REGNO_MODE_OK): Redefine. (cris_hard_regno_mode_ok): New function. * config/epiphany/epiphany.h (epiphany_hard_regno_mode_ok): Delete. (epiphany_mode_class): Delete. (HARD_REGNO_MODE_OK): Delete. * config/epiphany/epiphany-protos.h (hard_regno_mode_ok): Delete. * config/epiphany/epiphany.c (TARGET_HARD_REGNO_MODE_OK): Redefine. (hard_regno_mode_ok): Rename to... (epiphany_hard_regno_mode_ok): ...this. Make static and return a bool. * config/fr30/fr30.h (HARD_REGNO_MODE_OK): Delete. * config/fr30/fr30.md: Refer to targetm.hard_regno_mode_ok instead of HARD_REGNO_MODE_OK. * config/frv/frv.h (HARD_REGNO_MODE_OK): Delete. * config/frv/frv-protos.h (frv_hard_regno_mode_ok): Delete. * config/frv/frv.c (TARGET_HARD_REGNO_MODE_OK): Redefine. (frv_hard_regno_mode_ok): Make static and return a bool. * config/frv/frv.md: Refer to targetm.hard_regno_mode_ok instead of HARD_REGNO_MODE_OK. * config/ft32/ft32.h (HARD_REGNO_MODE_OK): Delete. * config/h8300/h8300.h (HARD_REGNO_MODE_OK): Delete. * config/h8300/h8300-protos.h (h8300_hard_regno_mode_ok): Delete. * config/h8300/h8300.c (h8300_hard_regno_mode_ok): Make static and return a bool. (TARGET_HARD_REGNO_MODE_OK): Redefine. * config/i386/i386.h (HARD_REGNO_MODE_OK): Delete. * config/i386/i386-protos.h (ix86_hard_regno_mode_ok): Delete. * config/i386/i386.c (ix86_hard_regno_mode_ok): Make static and return a bool. (TARGET_HARD_REGNO_MODE_OK): Redefine. * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Delete. * config/ia64/ia64.c (TARGET_HARD_REGNO_MODE_OK): Redefine. (ia64_hard_regno_mode_ok): New function. * config/iq2000/iq2000.h (HARD_REGNO_MODE_OK): Delete. * config/iq2000/iq2000.c (TARGET_HARD_REGNO_MODE_OK): Redefine. (iq2000_hard_regno_mode_ok): New function. * config/lm32/lm32.h (HARD_REGNO_MODE_OK): Delete. * config/lm32/lm32.c (TARGET_HARD_REGNO_MODE_OK): Redefine. (lm32_hard_regno_mode_ok): New function. * config/m32c/m32c.h (HARD_REGNO_MODE_OK): Delete. * config/m32c/m32c-protos.h (m32c_hard_regno_ok): Delete. * config/m32c/m32c.c (class_can_hold_mode): Use m32c_hard_regno_mode_ok instead of HARD_REGNO_MODE_OK. (m32c_hard_regno_ok): Rename to... (m32c_hard_regno_mode_ok): ...this. Make static and return a bool. (m32c_cannot_change_mode_class): Update accordingly. (TARGET_HARD_REGNO_MODE_OK): Redefine. * config/m32r/m32r.h (m32r_hard_regno_mode_ok): Delete. (m32r_mode_class): Delete. (HARD_REGNO_MODE_OK): Delete. * config/m32r/m32r.c (TARGET_HARD_REGNO_MODE_OK): Redefine. (m32r_hard_regno_mode_ok): Rename to... (m32r_hard_regno_modes): ...this. (m32r_mode_class): Make static. (m32r_hard_regno_mode_ok): New function. * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Delete. * config/m68k/m68k-protos.h (m68k_regno_mode_ok): Delete. * config/m68k/m68k.c (TARGET_HARD_REGNO_MODE_OK): Redefine. (m68k_hard_regno_mode_ok): Make static. * config/mcore/mcore.h (HARD_REGNO_MODE_OK): Delete. * config/mcore/mcore.c (TARGET_HARD_REGNO_MODE_OK): Redefine. (mcore_hard_regno_mode_ok): New function. * config/microblaze/microblaze.h (microblaze_hard_regno_mode_ok) (HARD_REGNO_MODE_OK): Delete. * config/microblaze/microblaze.c (microblaze_hard_regno_mode_ok): Rename to... (microblaze_hard_regno_mode_ok_p): ...this and make static. (microblaze_hard_regno_mode_ok): New function. (TARGET_HARD_REGNO_MODE_OK): Redefine. * config/mips/mips.h (HARD_REGNO_MODE_OK): Delete. (mips_hard_regno_mode_ok): Delete. * config/mips/mips.c (mips_hard_regno_mode_ok): Rename to... (mips_hard_regno_mode_ok_p): ...this and make static. (mips_hard_regno_mode_ok_p): Rename to... (mips_hard_regno_mode_ok_uncached): ...this. (mips_hard_regno_mode_ok): New function. (mips_class_max_nregs): Use mips_hard_regno_mode_ok instead of HARD_REGNO_MODE_OK. (mips_option_override): Update after above name changes. (TARGET_HARD_REGNO_MODE_OK): Redefine. * config/mmix/mmix.h (HARD_REGNO_MODE_OK): Delete. * config/mn10300/mn10300.h (HARD_REGNO_MODE_OK): Delete. * config/mn10300/mn10300-protos.h (mn10300_hard_regno_mode_ok): Delete. * config/mn10300/mn10300.c (mn10300_hard_regno_mode_ok): Make static. (TARGET_HARD_REGNO_MODE_OK): Redefine. * config/moxie/moxie.h (HARD_REGNO_MODE_OK): Delete. * config/msp430/msp430.h (HARD_REGNO_MODE_OK): Delete. * config/msp430/msp430-protos.h (msp430_hard_regno_mode_ok): Delete. * config/msp430/msp430.c (TARGET_HARD_REGNO_MODE_OK): Redefine. (msp430_hard_regno_mode_ok): Make static and return a bool. * config/nds32/nds32.h (HARD_REGNO_MODE_OK): Delete. * config/nds32/nds32-protos.h (nds32_hard_regno_mode_ok): Delete. * config/nds32/nds32.c (nds32_hard_regno_mode_ok): Make static and return a bool. (TARGET_HARD_REGNO_MODE_OK): Redefine. * config/nios2/nios2.h (HARD_REGNO_MODE_OK): Delete. * config/nvptx/nvptx.h (HARD_REGNO_MODE_OK): Delete. * config/pa/pa.h (MODES_TIEABLE_P): Update commentary. * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): Rename to... (PA_HARD_REGNO_MODE_OK): ...this * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Rename to... (PA_HARD_REGNO_MODE_OK): ...this. * config/pa/pa.c (TARGET_HARD_REGNO_MODE_OK): Redefine. (pa_hard_regno_mode_ok): New function. * config/pdp11/pdp11.h (HARD_REGNO_MODE_OK): Delete. * config/pdp11/pdp11.c (TARGET_HARD_REGNO_MODE_OK): Redefine. (pdp11_hard_regno_mode_ok): New function. * config/powerpcspe/powerpcspe.h (HARD_REGNO_MODE_OK): Delete. * config/powerpcspe/powerpcspe-protos.h (rs6000_hard_regno_mode_ok_p): Delete. * config/powerpcspe/powerpcspe.c (rs6000_hard_regno_mode_ok_p): Make static. (TARGET_HARD_REGNO_MODE_OK): Redefine. (rs6000_hard_regno_mode_ok): Rename to... (rs6000_hard_regno_mode_ok_uncached): ...this. (rs6000_init_hard_regno_mode_ok): Update accordingly. (rs6000_hard_regno_mode_ok): New function. * config/riscv/riscv.h (HARD_REGNO_MODE_OK): Delete. * config/riscv/riscv-protos.h (riscv_hard_regno_mode_ok_p): Delete. * config/riscv/riscv.c (riscv_hard_regno_mode_ok_p): Rename to... (riscv_hard_regno_mode_ok): ...this and make static. (TARGET_HARD_REGNO_MODE_OK): Redefine. * config/rl78/rl78.h (HARD_REGNO_MODE_OK): Delete. * config/rl78/rl78-protos.h (rl78_hard_regno_mode_ok): Delete. * config/rl78/rl78.c (TARGET_HARD_REGNO_MODE_OK): Redefine. (rl78_hard_regno_mode_ok): Make static and return bool. * config/rs6000/rs6000.h (HARD_REGNO_MODE_OK): Delete. * config/rs6000/rs6000-protos.h (rs6000_hard_regno_mode_ok_p): Delete. * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok_p): Make static. (TARGET_HARD_REGNO_MODE_OK): Redefine. (rs6000_hard_regno_mode_ok): Rename to... (rs6000_hard_regno_mode_ok_uncached): ...this. (rs6000_init_hard_regno_mode_ok): Update accordingly. (rs6000_hard_regno_mode_ok): New function. * config/rx/rx.h (HARD_REGNO_MODE_OK): Delete. * config/rx/rx.c (rx_hard_regno_mode_ok): New function. (TARGET_HARD_REGNO_MODE_OK): Redefine. * config/s390/s390.h (HARD_REGNO_MODE_OK): Delete. * config/s390/s390-protos.h (s390_hard_regno_mode_ok): Delete. * config/s390/s390.c (s390_hard_regno_mode_ok): Make static. (TARGET_HARD_REGNO_MODE_OK): Redefine. * config/sh/sh.h (HARD_REGNO_MODE_OK): Delete. * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Delete. * config/sh/sh.c (TARGET_HARD_REGNO_MODE_OK): Redefine. (sh_hard_regno_mode_ok): Make static. * config/sparc/constraints.md: Refer to targetm.hard_regno_mode_ok instead of HARD_REGNO_MODE_OK. * config/sparc/sparc.h (hard_regno_mode_classes): Delete. (sparc_mode_class): Delete. (HARD_REGNO_MODE_OK): Delete. * config/sparc/sparc.c (TARGET_HARD_REGNO_MODE_OK): Redefine. (hard_regno_mode_classes): Make static. (sparc_mode_class): Likewise. (sparc_hard_regno_mode_ok): New function. * config/spu/spu.h (HARD_REGNO_MODE_OK): Delete. * config/stormy16/stormy16.h (HARD_REGNO_MODE_OK): Delete. * config/stormy16/stormy16.c (xstormy16_hard_regno_mode_ok): New function. (TARGET_HARD_REGNO_MODE_OK): Redefine. * config/tilegx/tilegx.h (HARD_REGNO_MODE_OK): Delete. * config/tilepro/tilepro.h (HARD_REGNO_MODE_OK): Delete. * config/v850/v850.h (HARD_REGNO_MODE_OK): Delete. * config/v850/v850.c (v850_hard_regno_mode_ok): New function. (TARGET_HARD_REGNO_MODE_OK): Redefine. * config/vax/vax.h (HARD_REGNO_MODE_OK): Delete. * config/visium/visium.h (HARD_REGNO_MODE_OK): Delete. * config/visium/visium.c (TARGET_HARD_REGNO_MODE_OK): Redefine. (visium_hard_regno_mode_ok): New function. * config/visium/visium.md: Refer to targetm.hard_regno_mode_ok instead of HARD_REGNO_MODE_OK. * config/xtensa/xtensa.h (xtensa_hard_regno_mode_ok): Delete. (HARD_REGNO_MODE_OK): Delete. * config/xtensa/xtensa.c (xtensa_hard_regno_mode_ok): Rename to... (xtensa_hard_regno_mode_ok_p): ...this and make static. (xtensa_option_override): Update accordingly. (TARGET_HARD_REGNO_MODE_OK): Redefine. (xtensa_hard_regno_mode_ok): New function. * system.h (HARD_REGNO_MODE_OK): Poison. 2017-09-04 Richard Sandiford Alan Hayward David Sherwood * target.def (hard_regno_call_part_clobbered): New hook. * doc/tm.texi.in (HARD_REGNO_CALL_PART_CLOBBERED): Replace with... (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): ...this hook. * doc/tm.texi: Regenerate. * hooks.h (hook_bool_uint_mode_false): Declare. * hooks.c (hook_bool_uint_mode_false): New function. * regs.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete. * cselib.c (cselib_process_insn): Use targetm.hard_regno_call_part_clobbered instead of HARD_REGNO_CALL_PART_CLOBBERED. * ira-conflicts.c (ira_build_conflicts): Likewise. * ira-costs.c (ira_tune_allocno_costs): Likewise. * lra-constraints.c (need_for_call_save_p): Likewise. * lra-lives.c: Include target.h. (check_pseudos_live_through_calls): Use targetm.hard_regno_call_part_clobbered instead of HARD_REGNO_CALL_PART_CLOBBERED. * regcprop.c: Include target.h. (copyprop_hardreg_forward_1): Use targetm.hard_regno_call_part_clobbered instead of HARD_REGNO_CALL_PART_CLOBBERED. * reginfo.c (choose_hard_reg_mode): Likewise. * regrename.c (check_new_reg_p): Likewise. * reload.c (find_equiv_reg): Likewise. * reload1.c (emit_reload_insns): Likewise. * sched-deps.c (deps_analyze_insn): Likewise. * sel-sched.c (init_regs_for_mode): Likewise. (mark_unavailable_hard_regs): Likewise. * targhooks.c (default_dwarf_frame_reg_mode): Likewise. * config/aarch64/aarch64.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete. * config/aarch64/aarch64.c (aarch64_hard_regno_call_part_clobbered): New function. (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine. * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete. * config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): Delete. * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Make static and return a bool. (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine. * config/i386/i386.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete. * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): New function. (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine. * config/mips/mips.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete. * config/mips/mips.c (mips_hard_regno_call_part_clobbered): New function. (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine. * config/powerpcspe/powerpcspe.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete. * config/powerpcspe/powerpcspe.c (rs6000_hard_regno_call_part_clobbered): New function. (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine. * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete. * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): New function. (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine. * config/s390/s390.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete. * config/s390/s390.c (s390_hard_regno_call_part_clobbered): New function. (TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine. * config/sh/sh.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete. * system.h (HARD_REGNO_CALL_PART_CLOBBERED): Poison. 2017-09-04 Richard Sandiford Alan Hayward David Sherwood * rtl.h (subreg_memory_offset): Declare. * emit-rtl.c (subreg_memory_offset): New function. * expmed.c (store_bit_field_1): Use it. * expr.c (undefined_operand_subword_p): Likewise. * simplify-rtx.c (simplify_subreg): Likewise. 2017-09-04 Alexander Monakov PR rtl-optimization/57448 PR target/67458 PR target/81316 * optabs.c (expand_atomic_load): Place compiler memory barriers if using atomic_load pattern. (expand_atomic_store): Likewise. 2017-09-04 Jakub Jelinek PR sanitizer/81981 * gimple-fold.c (gimple_fold_call): Optimize away useless UBSAN_PTR and UBSAN_BOUNDS internal calls. Clean up IFN_UBSAN_OBJECT_SIZE handling. Use replace_call_with_value with NULL instead of gsi_replace, unlink_stmt_vdef and release_defs. * gdbhooks.py (OptMachineModePrinter.to_string): Use 8 spaces instead of tab. * lra-remat.c (reg_overlap_for_remat_p): Fix a pasto. 2017-09-04 Richard Sandiford PR bootstrap/82045 * rtl.h (emit_library_call_value_1): Declare. (emit_library_call): Replace declaration with a series of overloads. Remove the parameter count argument. (emit_library_call_value): Likewise. * calls.c (emit_library_call_value_1): Make global. Replace varargs with an "rtx_mode_t *". (emit_library_call_value): Delete. (emit_library_call): Likewise. * asan.c (asan_emit_stack_protection): Update calls accordingly. (asan_emit_allocas_unpoison): Likewise. * builtins.c (expand_builtin_powi): Likewise. (expand_asan_emit_allocas_unpoison): Likewise. * cfgexpand.c (expand_main_function): Likewise. * config/aarch64/aarch64.c (aarch64_trampoline_init): Likewise. * config/aarch64/aarch64.h (PROFILE_HOOK): Likewise. * config/alpha/alpha.c (alpha_trampoline_init): Likewise. * config/arm/arm.c (arm_trampoline_init): Likewise. (arm_call_tls_get_addr): Likewise. (arm_expand_divmod_libfunc): Likewise. * config/bfin/bfin.md (umulsi3_highpart): Likewise. (smulsi3_highpart): Likewise. * config/c6x/c6x.c (c6x_initialize_trampoline): Likewise. (c6x_expand_compare): Likewise. (c6x_expand_movmem): Likewise. * config/frv/frv.c (frv_trampoline_init): Likewise. * config/i386/i386.c (ix86_trampoline_init): Likewise. (ix86_expand_divmod_libfunc): Likewise. * config/ia64/ia64.c (ia64_expand_tls_address): Likewise. (ia64_expand_compare): Likewise. (ia64_profile_hook): Likewise. * config/ia64/ia64.md (save_stack_nonlocal): Likewise. (nonlocal_goto): Likewise. (restore_stack_nonlocal): Likewise. * config/m32r/m32r.c (block_move_call): Likewise. (m32r_trampoline_init): Likewise. * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise. * config/m68k/m68k.c (m68k_call_tls_get_addr): Likewise. (m68k_call_m68k_read_tp): Likewise. * config/microblaze/microblaze.c (microblaze_call_tls_get_addr) (microblaze_expand_divide): Likewise. * config/mips/mips.h (mips_args): Likewise. * config/mips/sdemtk.h (mips_sync_icache): Likewise. (MIPS_ICACHE_SYNC): Likewise. * config/nios2/nios2.c (nios2_emit_expensive_div): Likewise. (nios2_trampoline_init): Likewise. * config/pa/pa.c (hppa_tls_call): Likewise. (pa_trampoline_init): Likewise. * config/pa/pa.md (canonicalize_funcptr_for_compare): Likewise. * config/powerpcspe/powerpcspe.c (rs6000_legitimize_tls_address) (expand_strn_compare): Likewise. (rs6000_generate_compare): Likewise. (rs6000_expand_float128_convert): Likewise. (output_profile_hook): Likewise. (rs6000_trampoline_init): Likewise. * config/powerpcspe/powerpcspe.md (neg2): Likewise. * config/riscv/riscv.h (PROFILE_HOOK): Likewise. * config/rs6000/rs6000-string.c (expand_strn_compare): Likewise. * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise. (rs6000_generate_compare): Likewise. (rs6000_expand_float128_convert): Likewise. (output_profile_hook): Likewise. (rs6000_trampoline_init): Likewise. * config/rs6000/rs6000.md (neg2): Likewise. * config/sh/sh.c (sh_trampoline_init): Likewise. * config/sparc/sparc.c (emit_soft_tfmode_libcall): Likewise. (sparc_emit_float_lib_cmp): Likewise. (sparc32_initialize_trampoline): Likewise. (sparc64_initialize_trampoline): Likewise. (sparc_profile_hook): Likewise. * config/spu/spu.c (ea_load_store): Likewise. * config/spu/spu.md (floatunssidf2): Likewise. * config/tilegx/tilegx.c (tilegx_trampoline_init): Likewise. * config/tilepro/tilepro.c (tilepro_trampoline_init): Likewise. * config/visium/visium.c (expand_block_move_4): Likewise. (expand_block_move_2): Likewise. (expand_block_move_1): Likewise. (expand_block_set_4): Likewise. (expand_block_set_2): Likewise. (expand_block_set_1): Likewise. (visium_trampoline_init): Likewise. (visium_profile_hook): Likewise. * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Likewise. (xtensa_setup_frame_addresses): Likewise. (xtensa_trampoline_init): Likewise. * except.c (sjlj_emit_function_enter): Likewise. (sjlj_emit_function_exit): Likewise. * explow.c (allocate_dynamic_stack_space): Likewise. (probe_stack_range): Likewise. * expr.c (convert_mode_scalar): Likewise. * optabs.c (expand_binop): Likewise. (expand_twoval_binop_libfunc): Likewise. (expand_unop): Likewise. (prepare_cmp_insn): Likewise. (prepare_float_lib_cmp): Likewise. (expand_float): Likewise. (expand_fix): Likewise. (expand_fixed_convert): Likewise. (maybe_emit_sync_lock_test_and_set): Likewise. (expand_atomic_compare_and_swap): Likewise. (expand_mem_thread_fence): Likewise. (expand_atomic_fetch_op): Likewise. 2017-09-03 Gerald Pfeifer * doc/generic.texi (OpenACC): Adjust URL. * doc/invoke.texi (C Dialect Options): Ditto. 2017-09-03 Uros Bizjak * config/i386/i386.md (*bt): Use nonimmediate_operand predicate for operand 1. Add (m,) constraint. (*jcc_bt): Use nonimmediate_operand predicate for operand 1. Prevent memory operand 1 with register operand 2. 2017-09-01 Segher Boessenkool PR rtl-optimization/82024 * combine.c (try_combine): If the combination result is a PARALLEL, and we only need to retain the SET in there that would be placed at I2, check that we can place that at I3 instead, before doing so. 2017-09-01 Jakub Jelinek PR target/81766 * config/i386/i386.c (ix86_init_large_pic_reg): Return label instead of void. (ix86_init_pic_reg): Remember label from ix86_init_large_pic_reg, if non-NULL and preceded by NOTE_INSN_BASIC_BLOCK, swap the note and label. 2017-09-01 Joerg Sonnenberger Jeff Law * varasm.c (bss_initializer_p): Do not put constants into .bss (categorize_decl_for_section): Handle bss_initializer_p returning false when DECL_INITIAL is NULL. 2017-09-01 Andreas Krebbel PR target/82012 * config/s390/s390.c (s390_can_inline_p): New function. 2017-09-01 Jeff Law PR tree-optimization/82052 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr): Always initialize the returned slot after a hash table miss when INSERT is true. 2017-09-01 Alexander Monakov * config/s390/s390.md (mem_signal_fence): Remove. * doc/md.texi (mem_signal_fence): Remove. * optabs.c (expand_mem_signal_fence): Remove uses of mem_signal_fence. Update comments. * target-insns.def (mem_signal_fence): Remove. 2017-09-01 Jakub Jelinek PR sanitizer/81902 * doc/invoke.texi: Document -fsanitize=pointer-overflow. PR sanitizer/81923 * asan.c (create_odr_indicator): Strip name encoding from assembler name before appending it after __odr_asan_. 2017-09-01 Martin Liska PR tree-optimization/82059 * gimple-ssa-isolate-paths.c (isolate_path): Add profile and frequency only when an edge is redirected. 2017-09-01 Claudiu Zissulescu * config/arc/arc-c.c (__ARC_LPC_WIDTH__): Add builtin define. * config/arc/arc.c (ARC_MAX_LOOP_LENGTH): Define. (arc_conditional_register_usage): Remove ARC600 lp_count exception. (arc_file_start): Emit Tag_ARC_CPU_variation. (arc_can_use_doloop_p): New conditions to use ZOLs. (hwloop_fail): New function. (hwloop_optimize): Likewise. (hwloop_pattern_reg): Likewise. (arc_doloop_hooks): New struct, to be used with reorg_loops. (arc_reorg_loops): New function, calls reorg_loops. (arc_reorg): Call arc_reorg_loops. Remove old ZOL handling. (arc600_corereg_hazard): Remove ZOL checking, case handled by hwloop_optimize. (arc_loop_hazard): Remove function, functionality moved into hwloop_optimize. (arc_hazard): Remove arc_loop_hazard call. (arc_adjust_insn_length): Remove ZOL handling, functionality moved into hwloop_optimize. (arc_label_align): Remove ZOL handling. * config/arc/arc.h (LOOP_ALIGN): Changed to 0. * config/arc/arc.md (doloop_begin): Remove pattern. (doloop_begin_i): Likewise. (doloop_end_i): Likewise. (doloop_fallback): Likewise. (doloop_fallback_m): Likewise. (doloop_end): Reimplement expand. (arc_lp): New pattern for LP instruction. (loop_end): New pattern. (loop_fail): Likewise. (decrement_and_branch_until_zero): Likewise. * config/arc/arc.opt (mlpc-width): New option. * doc/invoke.texi (mlpc-width): Document option. 2017-09-01 Claudiu Zissulescu * config/arc/arc.c (arc_ifcvt): Remove use of merge_blocks call. (arc_ccfsm_advance): Fix checking for delay slots. (arc_reorg): Add rtl dump after each call to arc_ifcvt. 2017-09-01 Claudiu Zissulescu * config/arc/arc.md (movqi_insn): Add stores to save constant long immediates. (movhi_insn): Update store instruction constraint which are saving 6-bit short immediates. (movsi_insn): Consider also short scaled load operations. (zero_extendhisi2_i): Use Usd constraint instead of T. (extendhisi2_i): Add q constraint. (arc_clzsi2): Add type and length attributes. (arc_ctzsi2): Likewise. * config/arc/constraints.md (Usc): Update constraint, the assembler can parse two relocations for a single instruction. 2017-09-01 Claudiu Zissulescu * config/arc/arc.c (arc_use_anchors_for_symbol_p): New function. (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Define. 2017-08-31 Olivier Hainque * config.gcc (powerpc-wrs-vxworks|vxworksae|vxworksmils): Now match as powerpc-wrs-vxworks*. 2017-08-31 James Greenhalgh * config/aarch64/aarch64-simd.md (aarch64_mla_elt_merge): Fix register constraint for by-element operand. (aarch64_mls_elt_merge): Likewise. 2017-08-31 Claudiu Zissulescu * config/arc/arc.c (arc_can_follow_jump): Check for short branches. 2017-08-31 Claudiu Zissulescu * config.gcc: Use g.opt for arc. * config/arc/arc.c (LEGITIMATE_SCALED_ADDRESS_P): Deleted, functionality moved to ... (legitimate_scaled_address_p): New function, ...here. (LEGITIMATE_SMALL_DATA_OFFSET_P): New define. (LEGITIMATE_SMALL_DATA_ADDRESS_P): Use the above define. (legitimate_offset_address_p): Delete TARGET_NO_SDATA_SET condition. (arc_override_options): Handle G option. (arc_output_pic_addr_const): Correct function definition. (arc_legitimate_address_p): Use legitimate_scaled_address_p. (arc_decl_anon_ns_mem_p): Delete. (arc_in_small_data_p): Overhaul this function to take into consideration the value given via G option. (arc_rewrite_small_data_1): Renamed and corrected old arc_rewrite_small_data function. (arc_rewrite_small_data): New function. (small_data_pattern): Don't use pic_offset_table_rtx. * config/arc/arc.h (CC1_SPEC): Recognize G option. * config/arc/simdext.md (movmisalignv2hi): Use prepare_move_operands function. (mov*): Likewise. (movmisalign*): Likewise. * doc/invoke.texi (ARC options): Document -G option. 2017-08-31 Claudiu Zissulescu * config/arc/arc-protos.h (compact_sda_memory_operand): Update prototype. * config/arc/arc.c (arc_print_operand): Output scalled address for sdata whenever is possible. (arc_in_small_data_p): Allow sdata for 64bit datum when double load/stores are available. (compact_sda_memory_operand): Check for the alignment required by code density instructions. * config/arc/arc.md (movsi_insn): Use newly introduced Us0 constraint. * config/arc/constraints.md (Usd): Update constraint. (Us0): New constraint. (Usc): Update constraint. 2017-08-31 Richard Biener PR middle-end/82054 * dwarf2out.c (dwarf2out_early_global_decl): Process each function only once. 2017-08-31 Tamar Christina * config/aarch64/aarch64-builtins.c (aarch64_init_simd_builtins): Resize type_signature. 2017-08-31 Richard Sandiford Alan Hayward David Sherwood * config/aarch64/aarch64.c (aarch64_base_register_rtx_p): Only allow subregs whose inner modes can be stored in GPRs. (aarch64_classify_index): Likewise. 2017-08-31 Richard Sandiford Alan Hayward David Sherwood * config/aarch64/iterators.md (V_cmp_result): Rename to... (V_INT_EQUIV): ...this. (v_cmp_result): Rename to... (v_int_equiv): ...this. * config/aarch64/aarch64.md (xorsign3): Update accordingly. * config/aarch64/aarch64-simd.md (xorsign3): Likewise. (copysign3): Likewise. (aarch64_simd_bsl_internal): Likewise. (aarch64_simd_bsl): Likewise. (vec_cmp): Likewise. (vcond): Likewise. (vcond): Likewise. (vcondu): Likewise. (aarch64_cm): Likewise. (aarch64_cmtst): Likewise. (aarch64_fac): Likewise. (vec_perm_const): Likewise. (vcond_mask_): Rename to... (vcond_mask_): ...this. (vec_cmp): Rename to... (vec_cmp): ...this. 2017-08-31 Richard Sandiford Alan Hayward David Sherwood * config/aarch64/aarch64-modes.def: Remove 32-, 48- and 64-byte vector modes. * config/aarch64/iterators.md (VRL2, VRL3, VRL4): Delete. * config/aarch64/aarch64.md (UNSPEC_LD2_DREG, UNSPEC_LD3_DREG) (UNSPEC_LD4_DREG): New unspecs. * config/aarch64/aarch64-simd.md (aarch64_ld2_dreg_le) (aarch64_ld2_dreg_be): Replace with... (aarch64_ld2_dreg): ...this pattern and use the new DREG unspec. (aarch64_ld3_dreg_le) (aarch64_ld3_dreg_be): Replace with... (aarch64_ld3_dreg): ...this pattern and use the new DREG unspec. (aarch64_ld4_dreg_le) (aarch64_ld4_dreg_be): Replace with... (aarch64_ld4_dreg): ...this pattern and use the new DREG unspec. 2017-08-30 Bill Schmidt PR tree-optimization/81987 * gimple-ssa-strength-reduction.c (insert_initializers): Don't insert an initializer in a location not dominated by the stride definition. 2017-08-30 Eric Botcazou * tree-eh.c (lower_try_finally_switch): Set the location of the finally on the entire header of the finally block in the fallthru case. 2017-08-30 Eric Botcazou * varasm.c (decode_addr_const): Deal with INDIRECT_REF . 2017-08-30 Pat Haugen * config/rs6000/rs6000.c (rs6000_emit_prologue_move_from_cr): Rename from rs6000_emit_move_from_cr and call renamed function. (rs6000_emit_prologue): Call renamed functions. * config/rs6000/rs6000.md (prologue_movesi_from_cr): Rename from movesi_from_cr, remove volatile CRs. 2017-08-30 Jon Beniston Richard Biener * tree-vect-patterns.c (vect_pattern_recog_1): Use VECTOR_TYPE_P instead of VECTOR_MODE_P check. * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Allow single element vector types. 2017-08-30 Richard Sandiford * df.h (df_read_modify_subreg_p): Remove in favor of... * rtl.h (read_modify_subreg_p): ...this new function. Take a const_rtx instead of an rtx. * cprop.c (local_cprop_find_used_regs): Update accordingly. * df-problems.c (df_word_lr_mark_ref): Likewise. * ira-lives.c (mark_pseudo_reg_live): Likewise. (mark_pseudo_reg_dead): Likewise. (mark_ref_dead): Likewise. * reginfo.c (init_subregs_of_mode): Likewise. * sched-deps.c (sched_analyze_1): Likewise. * df-scan.c (df_def_record_1): Likewise. (df_uses_record): Likewise. (df_read_modify_subreg_p): Remove in favor of... * rtlanal.c (read_modify_subreg_p): ...this new function. Take a const_rtx instead of an rtx. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * rtl.h (partial_subreg_p): New function. * caller-save.c (save_call_clobbered_regs): Use it. * calls.c (expand_call): Likewise. * combine.c (combinable_i3pat): Likewise. (simplify_set): Likewise. (make_extraction): Likewise. (make_compound_operation_int): Likewise. (gen_lowpart_or_truncate): Likewise. (force_to_mode): Likewise. (make_field_assignment): Likewise. (reg_truncated_to_mode): Likewise. (record_truncated_value): Likewise. (move_deaths): Likewise. * cse.c (record_jump_cond): Likewise. (cse_insn): Likewise. * cselib.c (cselib_lookup_1): Likewise. * expmed.c (extract_bit_field_using_extv): Likewise. * function.c (assign_parm_setup_reg): Likewise. * ifcvt.c (noce_convert_multiple_sets): Likewise. * ira-build.c (create_insn_allocnos): Likewise. * lra-coalesce.c (merge_pseudos): Likewise. * lra-constraints.c (match_reload): Likewise. (simplify_operand_subreg): Likewise. (curr_insn_transform): Likewise. * lra-lives.c (process_bb_lives): Likewise. * lra.c (new_insn_reg): Likewise. (lra_substitute_pseudo): Likewise. * regcprop.c (mode_change_ok): Likewise. (maybe_mode_change): Likewise. (copyprop_hardreg_forward_1): Likewise. * reload.c (push_reload): Likewise. (find_reloads): Likewise. (find_reloads_subreg_address): Likewise. * reload1.c (alter_reg): Likewise. (eliminate_regs_1): Likewise. * simplify-rtx.c (simplify_unary_operation_1): Likewise. 2017-08-30 David Edelsohn * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Revert back to if statements, including unpack. 2017-08-30 Martin Liska PR inline-asm/82001 * ipa-icf-gimple.c (func_checker::compare_tree_list_operand): Rename to ... (func_checker::compare_asm_inputs_outputs): ... this function. (func_checker::compare_gimple_asm): Use the function to compare also ASM constrains. * ipa-icf-gimple.h: Rename the function. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * coretypes.h (complex_mode): New type. * gdbhooks.py (build_pretty_printer): Handle it. * machmode.h (complex_mode): New class. (complex_mode::includes_p): New function. (is_complex_int_mode): Likewise. (is_complex_float_mode): Likewise. * genmodes.c (get_mode_class): Handle complex mode classes. * function.c (expand_function_end): Use is_complex_int_mode. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * coretypes.h (scalar_mode_pod): New typedef. * gdbhooks.py (build_pretty_printer): Handle it. * machmode.h (gt_ggc_mx, gt_pch_nx): New functions. * fixed-value.h (fixed_value::mode): Change type to scalar_mode_pod. * fold-const.c (fold_convert_const_int_from_fixed): Use scalar_mode. * tree-streamer-in.c (unpack_ts_fixed_cst_value_fields): Use as_a . 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * machmode.h (mode_for_vector): Take a scalar_mode instead of a machine_mode. * stor-layout.c (mode_for_vector): Likewise. * explow.c (promote_mode): Use as_a . * sdbout.c (sdbout_parms): Use is_a . 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * target.def (preferred_simd_mode): Take a scalar_mode instead of a machine_mode. * targhooks.h (default_preferred_simd_mode): Likewise. * targhooks.c (default_preferred_simd_mode): Likewise. * config/arc/arc.c (arc_preferred_simd_mode): Likewise. * config/arm/arm.c (arm_preferred_simd_mode): Likewise. * config/c6x/c6x.c (c6x_preferred_simd_mode): Likewise. * config/epiphany/epiphany.c (epiphany_preferred_simd_mode): Likewise. * config/i386/i386.c (ix86_preferred_simd_mode): Likewise. * config/mips/mips.c (mips_preferred_simd_mode): Likewise. * config/nvptx/nvptx.c (nvptx_preferred_simd_mode): Likewise. * config/powerpcspe/powerpcspe.c (rs6000_preferred_simd_mode): Likewise. * config/rs6000/rs6000.c (rs6000_preferred_simd_mode): Likewise. * config/s390/s390.c (s390_preferred_simd_mode): Likewise. * config/sparc/sparc.c (sparc_preferred_simd_mode): Likewise. * config/aarch64/aarch64.c (aarch64_preferred_simd_mode): Likewise. (aarch64_simd_scalar_immediate_valid_for_move): Update accordingly. * doc/tm.texi: Regenerate. * optabs-query.c (can_vec_mask_load_store_p): Return false for non-scalar modes. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * target.def (scalar_mode_supported_p): Take a scalar_mode instead of a machine_mode. * targhooks.h (default_scalar_mode_supported_p): Likewise. * targhooks.c (default_scalar_mode_supported_p): Likewise. * config/aarch64/aarch64.c (aarch64_scalar_mode_supported_p): Likewise. * config/alpha/alpha.c (alpha_scalar_mode_supported_p): Likewise. * config/arm/arm.c (arm_scalar_mode_supported_p): Likewise. * config/avr/avr.c (avr_scalar_mode_supported_p): Likewise. * config/c6x/c6x.c (c6x_scalar_mode_supported_p): Likewise. * config/i386/i386.c (ix86_scalar_mode_supported_p): Likewise. * config/ia64/ia64.c (ia64_scalar_mode_supported_p): Likewise. * config/mips/mips.c (mips_scalar_mode_supported_p): Likewise. * config/msp430/msp430.c (msp430_scalar_mode_supported_p): Likewise. * config/pa/pa.c (pa_scalar_mode_supported_p): Likewise. * config/pdp11/pdp11.c (pdp11_scalar_mode_supported_p): Likewise. * config/powerpcspe/powerpcspe.c (rs6000_scalar_mode_supported_p): Likewise. * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Likewise. * config/s390/s390.c (s390_scalar_mode_supported_p): Likewise. * config/spu/spu.c (spu_scalar_mode_supported_p): Likewise. * config/tilegx/tilegx.c (tilegx_scalar_mode_supported_p): Likewise. * config/tilepro/tilepro.c (tilepro_scalar_mode_supported_p): Likewise. * doc/tm.texi: Regenerate. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * coretypes.h (opt_scalar_mode): New typedef. * gdbhooks.py (build_pretty_printers): Handle it. * machmode.h (mode_iterator::get_2xwider): Add overload for opt_mode. * emit-rtl.c (init_emit_once): Use opt_scalar_mode when iterating over scalar modes. * expr.c (convert_mode_scalar): Likewise. * omp-low.c (omp_clause_aligned_alignment): Likewise. * optabs.c (expand_float): Likewise. (expand_fix): Likewise. * tree-vect-stmts.c (vectorizable_conversion): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * optabs.c (expand_float): Explicitly check for scalars before using a branching expansion. (expand_fix): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * expr.c (convert_mode): Split scalar handling out into... (convert_mode_scalar): ...this new function. Treat the modes as scalar_modes. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * omp-expand.c (expand_omp_atomic): Use is_int_mode, is_float_mode and scalar_mode. * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * fixed-value.h (fixed_from_double_int): Take a scalar_mode rather than a machine_mode. (fixed_from_string): Likewise. (fixed_convert): Likewise. (fixed_convert_from_int): Likewise. (fixed_convert_from_real): Likewise. (real_convert_from_fixed): Likewise. * fixed-value.c (fixed_from_double_int): Likewise. (fixed_from_string): Likewise. (fixed_convert): Likewise. (fixed_convert_from_int): Likewise. (fixed_convert_from_real): Likewise. (real_convert_from_fixed): Likewise. * config/avr/avr.c (avr_out_round): Use as_a . 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * emit-rtl.c (immed_double_const): Use is_a instead of separate mode class checks. Do not allow vector modes here. (immed_wide_int_const): Use as_a . * explow.c (trunc_int_for_mode): Likewise. * rtl.h (wi::int_traits::get_precision): Likewise. (wi::shwi): Likewise. (wi::min_value): Likewise. (wi::max_value): Likewise. * dwarf2out.c (loc_descriptor): Likewise. * simplify-rtx.c (simplify_immed_subreg): Fix rtx_mode_t argument for CONST_WIDE_INT. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * tree.h (SCALAR_TYPE_MODE): New macro. * expr.c (expand_expr_addr_expr_1): Use it. (expand_expr_real_2): Likewise. * fold-const.c (fold_convert_const_fixed_from_fixed): Likeise. (fold_convert_const_fixed_from_int): Likewise. (fold_convert_const_fixed_from_real): Likewise. (native_encode_fixed): Likewise (native_encode_complex): Likewise (native_encode_vector): Likewise. (native_interpret_fixed): Likewise. (native_interpret_real): Likewise. (native_interpret_complex): Likewise. (native_interpret_vector): Likewise. * omp-simd-clone.c (simd_clone_adjust_return_type): Likewise. (simd_clone_adjust_argument_types): Likewise. (simd_clone_init_simd_arrays): Likewise. (simd_clone_adjust): Likewise. * stor-layout.c (layout_type): Likewise. * tree.c (build_minus_one_cst): Likewise. * tree-cfg.c (verify_gimple_assign_ternary): Likewise. * tree-inline.c (estimate_move_cost): Likewise. * tree-ssa-math-opts.c (convert_plusminus_to_widen): Likewise. * tree-vect-loop.c (vect_create_epilog_for_reduction): Likewise. (vectorizable_reduction): Likewise. * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise. (vect_recog_mixed_size_cond_pattern): Likewise. (check_bool_pattern): Likewise. (adjust_bool_pattern): Likewise. (search_type_for_mask_1): Likewise. * tree-vect-slp.c (vect_schedule_slp_instance): Likewise. * tree-vect-stmts.c (vectorizable_conversion): Likewise. (vectorizable_load): Likewise. (vectorizable_store): Likewise. * ubsan.c (ubsan_encode_value): Likewise. * varasm.c (output_constant): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * coretypes.h (scalar_mode): New class. * machmode.h (scalar_mode): Likewise. (scalar_mode::includes_p): New function. (mode_to_inner): Return a scalar_mode rather than a machine_mode. * gdbhooks.py (build_pretty_printers): Handle scalar_mode. * genmodes.c (get_mode_class): Handle remaining scalar modes. * cfgexpand.c (expand_debug_expr): Use scalar_mode. * expmed.c (store_bit_field_1): Likewise. (extract_bit_field_1): Likewise. * expr.c (write_complex_part): Likewise. (read_complex_part): Likewise. (emit_move_complex_push): Likewise. (expand_expr_real_2): Likewise. * function.c (assign_parm_setup_reg): Likewise. (assign_parms_unsplit_complex): Likewise. * optabs.c (expand_binop): Likewise. * rtlanal.c (subreg_get_info): Likewise. * simplify-rtx.c (simplify_immed_subreg): Likewise. * varasm.c (output_constant_pool_2): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * expmed.c (extract_high_half): Use scalar_int_mode and remove assertion. (expmed_mult_highpart_optab): Likewise. (expmed_mult_highpart): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * builtins.h (builtin_strncpy_read_str): Take a scalar_int_mode instead of a machine_mode. (builtin_memset_read_str): Likewise. * builtins.c (c_readstr): Likewise. (builtin_memcpy_read_str): Likewise. (builtin_strncpy_read_str): Likewise. (builtin_memset_read_str): Likewise. (builtin_memset_gen_str): Likewise. (expand_builtin_signbit): Use scalar_int_mode for local variables. * cfgexpand.c (convert_debug_memory_address): Take a scalar_int_mode instead of a machine_mode. * combine.c (simplify_if_then_else): Use scalar_int_mode for local variables. (make_extraction): Likewise. (try_widen_shift_mode): Take and return scalar_int_modes instead of machine_modes. * config/aarch64/aarch64.c (aarch64_libgcc_cmp_return_mode): Return a scalar_int_mode instead of a machine_mode. * config/avr/avr.c (avr_addr_space_address_mode): Likewise. (avr_addr_space_pointer_mode): Likewise. * config/cr16/cr16.c (cr16_unwind_word_mode): Likewise. * config/msp430/msp430.c (msp430_addr_space_pointer_mode): Likewise. (msp430_unwind_word_mode): Likewise. * config/spu/spu.c (spu_unwind_word_mode): Likewise. (spu_addr_space_pointer_mode): Likewise. (spu_addr_space_address_mode): Likewise. (spu_libgcc_cmp_return_mode): Likewise. (spu_libgcc_shift_count_mode): Likewise. * config/rl78/rl78.c (rl78_addr_space_address_mode): Likewise. (rl78_addr_space_pointer_mode): Likewise. (fl78_unwind_word_mode): Likewise. (rl78_valid_pointer_mode): Take a scalar_int_mode instead of a machine_mode. * config/alpha/alpha.c (vms_valid_pointer_mode): Likewise. * config/ia64/ia64.c (ia64_vms_valid_pointer_mode): Likewise. * config/mips/mips.c (mips_mode_rep_extended): Likewise. (mips_valid_pointer_mode): Likewise. * config/tilegx/tilegx.c (tilegx_mode_rep_extended): Likewise. * config/ft32/ft32.c (ft32_valid_pointer_mode): Likewise. (ft32_addr_space_pointer_mode): Return a scalar_int_mode instead of a machine_mode. (ft32_addr_space_address_mode): Likewise. * config/m32c/m32c.c (m32c_valid_pointer_mode): Take a scalar_int_mode instead of a machine_mode. (m32c_addr_space_pointer_mode): Return a scalar_int_mode instead of a machine_mode. (m32c_addr_space_address_mode): Likewise. * config/powerpcspe/powerpcspe.c (rs6000_abi_word_mode): Likewise. (rs6000_eh_return_filter_mode): Likewise. * config/rs6000/rs6000.c (rs6000_abi_word_mode): Likewise. (rs6000_eh_return_filter_mode): Likewise. * config/s390/s390.c (s390_libgcc_cmp_return_mode): Likewise. (s390_libgcc_shift_count_mode): Likewise. (s390_unwind_word_mode): Likewise. (s390_valid_pointer_mode): Take a scalar_int_mode rather than a machine_mode. * target.def (mode_rep_extended): Likewise. (valid_pointer_mode): Likewise. (addr_space.valid_pointer_mode): Likewise. (eh_return_filter_mode): Return a scalar_int_mode rather than a machine_mode. (libgcc_cmp_return_mode): Likewise. (libgcc_shift_count_mode): Likewise. (unwind_word_mode): Likewise. (addr_space.pointer_mode): Likewise. (addr_space.address_mode): Likewise. * doc/tm.texi: Regenerate. * dojump.c (prefer_and_bit_test): Take a scalar_int_mode rather than a machine_mode. (do_jump): Use scalar_int_mode for local variables. * dwarf2cfi.c (init_return_column_size): Take a scalar_int_mode rather than a machine_mode. * dwarf2out.c (convert_descriptor_to_mode): Likewise. (scompare_loc_descriptor_wide): Likewise. (scompare_loc_descriptor_narrow): Likewise. * emit-rtl.c (adjust_address_1): Use scalar_int_mode for local variables. * except.c (sjlj_emit_dispatch_table): Likewise. (expand_builtin_eh_copy_values): Likewise. * explow.c (convert_memory_address_addr_space_1): Likewise. Take a scalar_int_mode rather than a machine_mode. (convert_memory_address_addr_space): Take a scalar_int_mode rather than a machine_mode. (memory_address_addr_space): Use scalar_int_mode for local variables. * expmed.h (expand_mult_highpart_adjust): Take a scalar_int_mode rather than a machine_mode. * expmed.c (mask_rtx): Likewise. (init_expmed_one_conv): Likewise. (expand_mult_highpart_adjust): Likewise. (extract_high_half): Likewise. (expmed_mult_highpart_optab): Likewise. (expmed_mult_highpart): Likewise. (expand_smod_pow2): Likewise. (expand_sdiv_pow2): Likewise. (emit_store_flag_int): Likewise. (adjust_bit_field_mem_for_reg): Use scalar_int_mode for local variables. (extract_low_bits): Likewise. * expr.h (by_pieces_constfn): Take a scalar_int_mode rather than a machine_mode. * expr.c (pieces_addr::adjust): Likewise. (can_store_by_pieces): Likewise. (store_by_pieces): Likewise. (clear_by_pieces_1): Likewise. (expand_expr_addr_expr_1): Likewise. (expand_expr_addr_expr): Use scalar_int_mode for local variables. (expand_expr_real_1): Likewise. (try_casesi): Likewise. * final.c (shorten_branches): Likewise. * fold-const.c (fold_convert_const_int_from_fixed): Change the type of "mode" to machine_mode. * internal-fn.c (expand_arith_overflow_result_store): Take a scalar_int_mode rather than a machine_mode. (expand_mul_overflow): Use scalar_int_mode for local variables. * loop-doloop.c (doloop_modify): Likewise. (doloop_optimize): Likewise. * optabs.c (expand_subword_shift): Take a scalar_int_mode rather than a machine_mode. (expand_doubleword_shift_condmove): Likewise. (expand_doubleword_shift): Likewise. (expand_doubleword_clz): Likewise. (expand_doubleword_popcount): Likewise. (expand_doubleword_parity): Likewise. (expand_absneg_bit): Use scalar_int_mode for local variables. (prepare_float_lib_cmp): Likewise. * rtl.h (convert_memory_address_addr_space_1): Take a scalar_int_mode rather than a machine_mode. (convert_memory_address_addr_space): Likewise. (get_mode_bounds): Likewise. (get_address_mode): Return a scalar_int_mode rather than a machine_mode. * rtlanal.c (get_address_mode): Likewise. * stor-layout.c (get_mode_bounds): Take a scalar_int_mode rather than a machine_mode. * targhooks.c (default_mode_rep_extended): Likewise. (default_valid_pointer_mode): Likewise. (default_addr_space_valid_pointer_mode): Likewise. (default_eh_return_filter_mode): Return a scalar_int_mode rather than a machine_mode. (default_libgcc_cmp_return_mode): Likewise. (default_libgcc_shift_count_mode): Likewise. (default_unwind_word_mode): Likewise. (default_addr_space_pointer_mode): Likewise. (default_addr_space_address_mode): Likewise. * targhooks.h (default_eh_return_filter_mode): Likewise. (default_libgcc_cmp_return_mode): Likewise. (default_libgcc_shift_count_mode): Likewise. (default_unwind_word_mode): Likewise. (default_addr_space_pointer_mode): Likewise. (default_addr_space_address_mode): Likewise. (default_mode_rep_extended): Take a scalar_int_mode rather than a machine_mode. (default_valid_pointer_mode): Likewise. (default_addr_space_valid_pointer_mode): Likewise. * tree-ssa-address.c (addr_for_mem_ref): Use scalar_int_mode for local variables. * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Take a scalar_int_mode rather than a machine_mode. * tree-switch-conversion.c (array_value_type): Use scalar_int_mode for local variables. * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise. * var-tracking.c (use_narrower_mode): Take a scalar_int_mode rather than a machine_mode. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * dojump.c (do_jump_by_parts_greater_rtx): Change the type of the mode argument to scalar_int_mode. (do_jump_by_parts_zero_rtx): Likewise. (do_jump_by_parts_equality_rtx): Likewise. (do_jump_by_parts_greater): Take a mode argument. (do_jump_by_parts_equality): Likewise. (do_jump_1): Update calls accordingly. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * is-a.h (safe_dyn_cast): New function. * rtl.h (rtx_jump_table_data::get_data_mode): New function. (jump_table_for_label): Likewise. * final.c (final_addr_vec_align): Take an rtx_jump_table_data * instead of an rtx_insn *. (shorten_branches): Use dyn_cast instead of LABEL_P and JUMP_TABLE_DATA_P. Use jump_table_for_label and rtx_jump_table_data::get_data_mode. (final_scan_insn): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * combine.c (try_combine): Use is_a when trying to combine a full-register integer set with a subreg integer set. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * expr.c (expand_expr_addr_expr): Add a new_tmode local variable that is always either address_mode or pointer_mode. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * expr.c (expand_expr_real_2): Use word_mode instead of innermode when the two are known to be equal. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * simplify-rtx.c (simplify_const_unary_operation): Use is_a instead of checking for a nonzero precision. Forcibly convert op_mode to a scalar_int_mode in that case. More clearly differentiate the operand and result modes and use the former when deciding what the value of a count-bits operation should be. Use is_int_mode instead of checking for a MODE_INT. Remove redundant check for whether this mode has a zero precision. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * optabs.c (widen_leading): Change the type of the mode argument to scalar_int_mode. Use opt_scalar_int_mode for the mode iterator. (widen_bswap): Likewise. (expand_parity): Likewise. (expand_ctz): Change the type of the mode argument to scalar_int_mode. (expand_ffs): Likewise. (epand_unop): Check for scalar integer modes before calling the above routines. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * expr.c (const_scalar_mask_from_tree): Add a mode argument. Expand commentary. (expand_expr_real_1): Update call accordingly. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * expmed.c (store_bit_field_using_insv): Add op0_mode and value_mode arguments. Use scalar_int_mode internally. (store_bit_field_1): Rename the new integer mode from imode to op0_mode and use it instead of GET_MODE (op0). Update calls to store_split_bit_field, store_bit_field_using_insv and store_fixed_bit_field. (store_fixed_bit_field): Add op0_mode and value_mode arguments. Use scalar_int_mode internally. Use a bit count rather than a mode when calculating the largest bit size for get_best_mode. Update calls to store_split_bit_field and store_fixed_bit_field_1. (store_fixed_bit_field_1): Add mode and value_mode arguments. Remove assertion that OP0 has a scalar integer mode. (store_split_bit_field): Add op0_mode and value_mode arguments. Update calls to extract_fixed_bit_field. (extract_bit_field_using_extv): Add an op0_mode argument. Use scalar_int_mode internally. (extract_bit_field_1): Rename the new integer mode from imode to op0_mode and use it instead of GET_MODE (op0). Update calls to extract_split_bit_field, extract_bit_field_using_extv and extract_fixed_bit_field. (extract_fixed_bit_field): Add an op0_mode argument. Update calls to extract_split_bit_field and extract_fixed_bit_field_1. (extract_fixed_bit_field_1): Add a mode argument. Remove assertion that OP0 has a scalar integer mode. Use as_a on the target mode. (extract_split_bit_field): Add an op0_mode argument. Update call to extract_fixed_bit_field. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * cse.c (cse_insn): Use opt_scalar_int_mode for the mode iterator. * explow.c (hard_function_value): Likewise. * expmed.c (extract_fixed_bit_field_1): Likewise. Move the convert_to_mode call outside the loop. * expr.c (alignment_for_piecewise_move): Use opt_scalar_int_mode for the mode iterator. Require the mode specified by max_pieces to exist. (emit_block_move_via_movmem): Use opt_scalar_int_mode for the mode iterator. (copy_blkmode_to_reg): Likewise. (set_storage_via_setmem): Likewise. * optabs.c (prepare_cmp_insn): Likewise. * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise. * stor-layout.c (finish_bitfield_representative): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * rtl.h (subreg_unpromoted_mode, subreg_promoted_mode): New functions. * expr.c (convert_move): Use them. (convert_modes): Likewise. (store_expr_with_bounds): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * rtl.h (rtl_hooks::reg_nonzero_bits): Add a scalar_int_mode parameter for the mode of "x". Remove the "known_x", "known_mode" and "known_ret" arguments. Change the type of the mode argument to scalar_int_mode. (rtl_hooks:reg_num_sign_bit_copies): Likewise. * combine.c (reg_nonzero_bits_for_combine): Update accordingly. (reg_num_sign_bit_copies_for_combine): Likewise. * rtlanal.c (nonzero_bits1): Likewise. (num_sign_bit_copies1): Likewise. * rtlhooks-def.h (reg_nonzero_bits_general): Likewise. (reg_num_sign_bit_copies_general): Likewise. * rtlhooks.c (reg_num_sign_bit_copies_general): Likewise. (reg_nonzero_bits_general): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * rtlanal.c (num_sign_bit_copies): Handle VOIDmode here rather than in subroutines. Return 1 for non-integer modes. (cached_num_sign_bit_copies): Change the type of the mode parameter to scalar_int_mode. (num_sign_bit_copies1): Likewise. Remove early exit for other mode classes. Handle CONST_INT_P first and then check whether X also has a scalar integer mode. Check the same thing for inner registers of a SUBREG and for values that are being extended or truncated. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * rtlanal.c (nonzero_bits): Handle VOIDmode here rather than in subroutines. Return the mode mask for non-integer modes. (cached_nonzero_bits): Change the type of the mode parameter to scalar_int_mode. (nonzero_bits1): Likewise. Remove early exit for other mode classes. Handle CONST_INT_P first and then check whether X also has a scalar integer mode. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * expr.c (widest_int_mode_for_size): Make the comment match the code. Return a scalar_int_mode and assert that the size is greater than one byte. (by_pieces_ninsns): Update accordingly and remove VOIDmode handling. (op_by_pieces_d::op_by_pieces_d): Likewise. (op_by_pieces_d::run): Likewise. (can_store_by_pieces): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * combine.c (extract_left_shift): Add a mode argument and update recursive calls. (make_compound_operation_int): Change the type of the mode parameter to scalar_int_mode and update the call to extract_left_shift. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * combine.c (simplify_and_const_int): Change the type of the mode parameter to scalar_int_mode. (simplify_and_const_int_1): Likewise. Update recursive call. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * combine.c (simplify_compare_const): Check that the mode is a scalar_int_mode (rather than VOIDmode) before testing its precision. (simplify_comparison): Move COMPARISON_P handling out of the loop and restrict the latter part of the loop to scalar_int_modes. Check is_a before calling HWI_COMPUTABLE_MODE_P and when considering SUBREG_REGs. Use is_int_mode instead of checking GET_MODE_CLASS against MODE_INT. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * combine.c (try_widen_shift_mode): Move check for equal modes to... (simplify_shift_const_1): ...here. Use scalar_int_mode for shift_unit_mode and for modes involved in scalar shifts. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * combine.c (force_int_to_mode): New function, split out from... (force_to_mode): ...here. Keep xmode up-to-date and use it instead of GET_MODE (x). 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * optabs-query.h (extraction_insn::struct_mode): Change type to opt_scalar_int_mode and update comment. (extraction_insn::field_mode): Change type to scalar_int_mode. (extraction_insn::pos_mode): Likewise. * combine.c (make_extraction): Update accordingly. * optabs-query.c (get_traditional_extraction_insn): Likewise. (get_optab_extraction_insn): Likewise. * recog.c (simplify_while_replacing): Likewise. * expmed.c (narrow_bit_field_mem): Change the type of the mode parameter to opt_scalar_int_mode. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * machmode.h (bit_field_mode_iterator::next_mode): Take a pointer to a scalar_int_mode instead of a machine_mode. (bit_field_mode_iterator::m_mode): Change type to opt_scalar_int_mode. (get_best_mode): Return a boolean and use a pointer argument to store the selected mode. Replace the limit mode parameter with a bit limit. * expmed.c (adjust_bit_field_mem_for_reg): Use scalar_int_mode for the values returned by bit_field_mode_iterator::next_mode. (store_bit_field): Update call to get_best_mode. (store_fixed_bit_field): Likewise. (extract_fixed_bit_field): Likewise. * expr.c (optimize_bitfield_assignment_op): Likewise. * fold-const.c (optimize_bit_field_compare): Likewise. (fold_truth_andor_1): Likewise. * stor-layout.c (bit_field_mode_iterator::next_mode): As above. Update for new type of m_mode. (get_best_mode): As above. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * expmed.c (strict_volatile_bitfield_p): Change the type of fieldmode to scalar_int_mode. Remove check for SCALAR_INT_MODE_P. (store_bit_field): Check is_a before calling strict_volatile_bitfield_p. (extract_bit_field): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * target.def (cstore_mode): Return a scalar_int_mode. * doc/tm.texi: Regenerate. * config/sparc/sparc.c (sparc_cstore_mode): Return a scalar_int_mode. * targhooks.h (default_cstore_mode): Likewise. * targhooks.c (default_cstore_mode): Likewise, using a forced conversion. * expmed.c (emit_cstore): Expect the target of the cstore to be a scalar_int_mode. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * cfgloop.h (rtx_iv): Change type of extend_mode and mode to scalar_int_mode. (niter_desc): Likewise mode. (iv_analyze): Add a mode parameter. (biv_p): Likewise. (iv_analyze_expr): Pass the mode paraeter before the rtx it describes and change its type to scalar_int_mode. * loop-iv.c: Update commentary at head of file. (iv_constant): Pass the mode paraeter before the rtx it describes and change its type to scalar_int_mode. Remove VOIDmode handling. (iv_subreg): Change the type of the mode parameter to scalar_int_mode. (iv_extend): Likewise. (shorten_into_mode): Likewise. (iv_add): Use scalar_int_mode. (iv_mult): Likewise. (iv_shift): Likewise. (canonicalize_iv_subregs): Likewise. (get_biv_step_1): Pass the outer_mode parameter before the rtx it describes and change its mode to scalar_int_mode. Also change the type of the returned inner_mode to scalar_int_mode. (get_biv_step): Likewise, turning outer_mode from a pointer into a direct parameter. Update call to get_biv_step_1. (iv_analyze_biv): Add an outer_mode parameter. Update calls to iv_constant and get_biv_step. (iv_analyze_expr): Pass the mode parameter before the rtx it describes and change its type to scalar_int_mode. Don't initialise iv->mode to VOIDmode and remove later checks for its still being VOIDmode. Update calls to iv_analyze_op and iv_analyze_expr. Check is_a when changing the mode under consideration. (iv_analyze_def): Ignore registers that don't have a scalar_int_mode. Update call to iv_analyze_expr. (iv_analyze_op): Add a mode parameter. Reject subregs whose inner register is not also a scalar_int_mode. Update call to iv_analyze_biv. (iv_analyze): Add a mode parameter. Update call to iv_analyze_op. (biv_p): Add a mode parameter. Update call to iv_analyze_biv. (iv_number_of_iterations): Use is_a instead of separate mode class checks. Update calls to iv_analyze. Remove fix-up of VOIDmodes after iv_analyze_biv. * loop-unroll.c (analyze_iv_to_split_insn): Reject registers that don't have a scalar_int_mode. Update call to biv_p. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * cfgexpand.c (convert_debug_memory_address): Use as_a . * combine.c (expand_compound_operation): Likewise. (make_extraction): Likewise. (change_zero_ext): Likewise. (simplify_comparison): Likewise. * cse.c (cse_insn): Likewise. * dwarf2out.c (minmax_loc_descriptor): Likewise. (mem_loc_descriptor): Likewise. (loc_descriptor): Likewise. * expmed.c (init_expmed_one_mode): Likewise. (synth_mult): Likewise. (emit_store_flag_1): Likewise. (expand_divmod): Likewise. Use HWI_COMPUTABLE_MODE_P instead of a comparison with size. * expr.c (expand_assignment): Use as_a . (reduce_to_bit_field_precision): Likewise. * function.c (expand_function_end): Likewise. * internal-fn.c (expand_arith_overflow_result_store): Likewise. * loop-doloop.c (doloop_modify): Likewise. * optabs.c (expand_binop): Likewise. (expand_unop): Likewise. (expand_copysign_absneg): Likewise. (prepare_cmp_insn): Likewise. (maybe_legitimize_operand): Likewise. * recog.c (const_scalar_int_operand): Likewise. * rtlanal.c (get_address_mode): Likewise. * simplify-rtx.c (simplify_unary_operation_1): Likewise. (simplify_cond_clz_ctz): Likewise. * tree-nested.c (get_nl_goto_field): Likewise. * tree.c (build_vector_type_for_mode): Likewise. * var-tracking.c (use_narrower_mode): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * tree.h (SCALAR_INT_TYPE_MODE): New macro. * builtins.c (expand_builtin_signbit): Use it. * cfgexpand.c (expand_debug_expr): Likewise. * dojump.c (do_jump): Likewise. (do_compare_and_jump): Likewise. * dwarf2cfi.c (expand_builtin_init_dwarf_reg_sizes): Likewise. * expmed.c (make_tree): Likewise. * expr.c (expand_expr_real_2): Likewise. (expand_expr_real_1): Likewise. (try_casesi): Likewise. * fold-const-call.c (fold_const_call_ss): Likewise. * fold-const.c (unextend): Likewise. (extract_muldiv_1): Likewise. (fold_single_bit_test): Likewise. (native_encode_int): Likewise. (native_encode_string): Likewise. (native_interpret_int): Likewise. * gimple-fold.c (gimple_fold_builtin_memset): Likewise. * internal-fn.c (expand_addsub_overflow): Likewise. (expand_neg_overflow): Likewise. (expand_mul_overflow): Likewise. (expand_arith_overflow): Likewise. * match.pd: Likewise. * stor-layout.c (layout_type): Likewise. * tree-cfg.c (verify_gimple_assign_ternary): Likewise. * tree-ssa-math-opts.c (convert_mult_to_widen): Likewise. * tree-ssanames.c (get_range_info): Likewise. * tree-switch-conversion.c (array_value_type) Likewise. * tree-vect-patterns.c (vect_recog_rotate_pattern): Likewise. (vect_recog_divmod_pattern): Likewise. (vect_recog_mixed_size_cond_pattern): Likewise. * tree-vrp.c (extract_range_basic): Likewise. (simplify_float_conversion_using_ranges): Likewise. * tree.c (int_fits_type_p): Likewise. * ubsan.c (instrument_bool_enum_load): Likewise. * varasm.c (mergeable_string_section): Likewise. (narrowing_initializer_constant_valid_p): Likewise. (output_constant): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * machmode.h (NARROWEST_INT_MODE): New macro. * expr.c (alignment_for_piecewise_move): Use it instead of GET_CLASS_NARROWEST_MODE (MODE_INT). (push_block): Likewise. * stor-layout.c (bit_field_mode_iterator::bit_field_mode_iterator): Likewise. * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * postreload.c (move2add_valid_value_p): Change the type of the mode parameter to scalar_int_mode. (move2add_use_add2_insn): Add a mode parameter and use it instead of GET_MODE (reg). (move2add_use_add3_insn): Likewise. (reload_cse_move2add): Update accordingly. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * expr.c (expand_expr_real_2): Use scalar_int_mode for the double-word mode. * lower-subreg.c (resolve_shift_zext): Use is_a . * optabs.c (expand_unop): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * dwarf2out.c (typed_binop): Change mode parameter to scalar_int_mode. (clz_loc_descriptor): Likewise. Remove SCALAR_INT_MODE_P check. (popcount_loc_descriptor): Likewise. (bswap_loc_descriptor): Likewise. (rotate_loc_descriptor): Likewise. (mem_loc_descriptor): Add is_a checks before calling the functions above. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * combine.c (sign_extend_short_imm): Add is_a checks. (try_combine): Likewise. (simplify_if_then_else): Likewise. * cse.c (cse_insn): Likewise. * dwarf2out.c (mem_loc_descriptor): Likewise. * emit-rtl.c (gen_lowpart_common): Likewise. * simplify-rtx.c (simplify_truncation): Likewise. (simplify_binary_operation_1): Likewise. (simplify_const_relational_operation): Likewise. (simplify_ternary_operation): Likewise. * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * cse.c (cse_insn): Add is_a checks. * reload.c (push_reload): Likewise. (find_reloads): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * combine.c (find_split_point): Add is_a checks. (make_compound_operation_int): Likewise. (change_zero_ext): Likewise. * expr.c (convert_move): Likewise. (convert_modes): Likewise. * fwprop.c (forward_propagate_subreg): Likewise. * loop-iv.c (get_biv_step_1): Likewise. * optabs.c (widen_operand): Likewise. * postreload.c (move2add_valid_value_p): Likewise. * recog.c (simplify_while_replacing): Likewise. * simplify-rtx.c (simplify_unary_operation_1): Likewise. (simplify_binary_operation_1): Likewise. Remove redundant mode equality check. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * combine.c (combine_simplify_rtx): Add checks for is_a . (simplify_if_then_else): Likewise. (make_field_assignment): Likewise. (simplify_comparison): Likewise. * ifcvt.c (noce_try_bitop): Likewise. * loop-invariant.c (canonicalize_address_mult): Likewise. * simplify-rtx.c (simplify_unary_operation_1): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * gimple-fold.c (gimple_fold_builtin_memory_op): Use is_a instead of != BLKmode. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * cfgexpand.c (expand_debug_expr): Use is_a instead of != VOIDmode. * combine.c (if_then_else_cond): Likewise. (change_zero_ext): Likewise. * dwarf2out.c (mem_loc_descriptor): Likewise. (loc_descriptor): Likewise. * rtlanal.c (canonicalize_condition): Likewise. * simplify-rtx.c (simplify_relational_operation_1): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * simplify-rtx.c (simplify_binary_operation_1): Use is_a instead of !VECTOR_MODE_P. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * wide-int.h (int_traits) New class. (int_traits) Likewise. * cfgexpand.c (expand_debug_expr): Use is_a . Use GET_MODE_UNIT_PRECISION and remove redundant test for SCALAR_INT_MODE_P. * combine.c (set_nonzero_bits_and_sign_copies): Use is_a . (find_split_point): Likewise. (combine_simplify_rtx): Likewise. (simplify_logical): Likewise. (expand_compound_operation): Likewise. (expand_field_assignment): Likewise. (make_compound_operation): Likewise. (extended_count): Likewise. (change_zero_ext): Likewise. (simplify_comparison): Likewise. * dwarf2out.c (scompare_loc_descriptor): Likewise. (ucompare_loc_descriptor): Likewise. (minmax_loc_descriptor): Likewise. (mem_loc_descriptor): Likewise. (loc_descriptor): Likewise. * expmed.c (init_expmed_one_mode): Likewise. * lra-constraints.c (lra_constraint_offset): Likewise. * optabs.c (prepare_libcall_arg): Likewise. * postreload.c (move2add_note_store): Likewise. * reload.c (operands_match_p): Likewise. * rtl.h (load_extend_op): Likewise. * rtlhooks.c (gen_lowpart_general): Likewise. * simplify-rtx.c (simplify_truncation): Likewise. (simplify_unary_operation_1): Likewise. (simplify_binary_operation_1): Likewise. (simplify_const_binary_operation): Likewise. (simplify_const_relational_operation): Likewise. (simplify_subreg): Likewise. * stor-layout.c (bitwise_mode_for_mode): Likewise. * var-tracking.c (adjust_mems): Likewise. (prepare_call_arguments): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * machmode.h (is_int_mode): New fuction. * combine.c (find_split_point): Use it. (combine_simplify_rtx): Likewise. (simplify_if_then_else): Likewise. (simplify_set): Likewise. (simplify_shift_const_1): Likewise. (simplify_comparison): Likewise. * config/aarch64/aarch64.c (aarch64_rtx_costs): Likewise. * cse.c (notreg_cost): Likewise. (cse_insn): Likewise. * cselib.c (cselib_lookup_1): Likewise. * dojump.c (do_jump_1): Likewise. (do_compare_rtx_and_jump): Likewise. * dse.c (get_call_args): Likewise. * dwarf2out.c (rtl_for_decl_init): Likewise. (native_encode_initializer): Likewise. * expmed.c (emit_store_flag_1): Likewise. (emit_store_flag): Likewise. * expr.c (convert_modes): Likewise. (store_field): Likewise. (expand_expr_real_1): Likewise. * fold-const.c (fold_read_from_constant_string): Likewise. * gimple-ssa-sprintf.c (get_format_string): Likewise. * optabs-libfuncs.c (gen_int_libfunc): Likewise. * optabs.c (expand_binop): Likewise. (expand_unop): Likewise. (expand_abs_nojump): Likewise. (expand_one_cmpl_abs_nojump): Likewise. * simplify-rtx.c (mode_signbit_p): Likewise. (val_signbit_p): Likewise. (val_signbit_known_set_p): Likewise. (val_signbit_known_clear_p): Likewise. (simplify_relational_operation_1): Likewise. * tree.c (vector_type_mode): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * machmode.h (smallest_mode_for_size): Fix formatting. (smallest_int_mode_for_size): New function. * cfgexpand.c (expand_debug_expr): Use smallest_int_mode_for_size instead of smallest_mode_for_size. * combine.c (make_extraction): Likewise. * config/arc/arc.c (arc_expand_movmem): Likewise. * config/arm/arm.c (arm_expand_divmod_libfunc): Likewise. * config/i386/i386.c (ix86_get_mask_mode): Likewise. * config/s390/s390.c (s390_expand_insv): Likewise. * config/sparc/sparc.c (assign_int_registers): Likewise. * config/spu/spu.c (spu_function_value): Likewise. (spu_function_arg): Likewise. * coverage.c (get_gcov_type): Likewise. (get_gcov_unsigned_t): Likewise. * dse.c (find_shift_sequence): Likewise. * expmed.c (store_bit_field_1): Likewise. * expr.c (convert_move): Likewise. (store_field): Likewise. * internal-fn.c (expand_arith_overflow): Likewise. * optabs-query.c (get_best_extraction_insn): Likewise. * optabs.c (expand_twoval_binop_libfunc): Likewise. * stor-layout.c (layout_type): Likewise. (initialize_sizetypes): Likewise. * targhooks.c (default_get_mask_mode): Likewise. * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * machmode.h (opt_mode::else_blk): New function. (int_mode_for_mode): Declare. * stor-layout.c (int_mode_for_mode): Return an opt_scalar_int_mode. * builtins.c (expand_builtin_signbit): Adjust for new int_mode_for_mode return type. * cfgexpand.c (expand_debug_expr): Likewise. * combine.c (gen_lowpart_or_truncate): Likewise. (gen_lowpart_for_combine): Likewise. * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Likewise. * config/avr/avr.c (avr_to_int_mode): Likewise. (avr_out_plus_1): Likewise. (avr_out_plus): Likewise. (avr_out_round): Likewise. * config/i386/i386.c (ix86_split_to_parts): Likewise. * config/s390/s390.c (s390_expand_vec_compare_cc): Likewise. (s390_expand_vcond): Likewise. * config/spu/spu.c (spu_split_immediate): Likewise. (spu_expand_mov): Likewise. * dse.c (get_stored_val): Likewise. * expmed.c (store_bit_field_1): Likewise. (convert_extracted_bit_field): Use int_mode_for_mode instead of int_mode_for_size. (extract_bit_field_1): Adjust for new int_mode_for_mode return type. (extract_low_bits): Likewise. * expr.c (emit_group_load_1): Likewise. Separate out the BLKmode handling rather than repeating the check. (emit_group_store): Likewise. (emit_move_via_integer): Adjust for new int_mode_for_mode return type. * optabs.c (expand_absneg_bit): Likewise. (expand_copysign_absneg): Likewise. (expand_copysign_bit): Likewise. * tree-if-conv.c (ifcvt_can_use_mask_load_store): Likewise. * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise. * tree-vect-stmts.c (vect_gen_perm_mask_any): Likewise. * var-tracking.c (prepare_call_arguments): Likewise. * config/powerpcspe/powerpcspe.c (rs6000_do_expand_vec_perm): Use int_mode_for_mode instead of mode_for_size. * config/rs6000/rs6000.c (rs6000_do_expand_vec_perm): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * machmode.h (int_mode_for_size): New function. * builtins.c (set_builtin_user_assembler_name): Use int_mode_for_size instead of mode_for_size. * calls.c (save_fixed_argument_area): Likewise. Make use of BLKmode explicit. * combine.c (expand_field_assignment): Use int_mode_for_size instead of mode_for_size. (make_extraction): Likewise. (simplify_shift_const_1): Likewise. (simplify_comparison): Likewise. * dojump.c (do_jump): Likewise. * dwarf2out.c (mem_loc_descriptor): Likewise. * emit-rtl.c (init_derived_machine_modes): Likewise. * expmed.c (flip_storage_order): Likewise. (convert_extracted_bit_field): Likewise. * expr.c (copy_blkmode_from_reg): Likewise. * graphite-isl-ast-to-gimple.c (max_mode_int_precision): Likewise. * internal-fn.c (expand_mul_overflow): Likewise. * lower-subreg.c (simple_move): Likewise. * optabs-libfuncs.c (init_optabs): Likewise. * simplify-rtx.c (simplify_unary_operation_1): Likewise. * tree.c (vector_type_mode): Likewise. * tree-ssa-strlen.c (handle_builtin_memcmp): Likewise. * tree-vect-data-refs.c (vect_lanes_optab_supported_p): Likewise. * tree-vect-generic.c (expand_vector_parallel): Likewise. * tree-vect-stmts.c (vectorizable_load): Likewise. (vectorizable_store): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * coretypes.h (pod_mode): New type. (scalar_int_mode_pod): New typedef. * machmode.h (pod_mode): New class. (int_n_data_t::m): Change type to scalar_int_mode_pod. * genmodes.c (emit_mode_int_n): Update accordingly. * lower-subreg.h (target_lower_subreg): Change type to scalar_int_mode_pod. * gdbhooks.py (build_pretty_printer): Handle pod_mode and scalar_int_mode_pod. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * config/powerpcspe/powerpcspe.h (rs6000_pmode): Change type from machine_mode to scalar_int_mode. * config/powerpcspe/powerpcspe.c (rs6000_pmode): Likewise. (rs6000_option_override_internal): Remove cast to int. * config/rs6000/rs6000.h (rs6000_pmode): Change type from machine_mode to scalar_int_mode. * config/rs6000/rs6000.c (rs6000_pmode): Likewise. (rs6000_option_override_internal): Remove cast to int. * config/s390/s390.h (Pmode): Remove cast to machine_mode. * config/epiphany/epiphany.h (RTX_OK_FOR_OFFSET_P): Add cast to machine_mode. * config/s390/s390.c (s390_expand_builtin): Likewise. * coretypes.h (scalar_int_mode): New type. (opt_scalar_int_mode): New typedef. * machmode.h (scalar_int_mode): New class. (scalar_int_mode::includes_p): New function. (byte_mode): Change type to scalar_int_mode. (word_mode): Likewise. (ptr_mode): Likewise. * emit-rtl.c (byte_mode): Likewise. (word_mode): Likewise. (ptr_mode): Likewise. (init_derived_machine_modes): Update accordingly. * genmodes.c (get_mode_class): Return scalar_int_mode for MODE_INT and MODE_PARTIAL_INT. * gdbhooks.py (build_pretty_printer): Handle scalar_int_mode and opt_scalar_int_mode. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * target.def (libgcc_floating_mode_supported_p): Take a scalar_float_mode. * doc/tm.texi: Regenerate. * targhooks.h (default_libgcc_floating_mode_supported_p): Take a scalar_float_mode. * targhooks.c (default_libgcc_floating_mode_supported_p): Likewise. * config/aarch64/aarch64.c (aarch64_libgcc_floating_mode_supported_p): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * target.def (default_floatn_mode): Return an opt_scalar_float_mode. * doc/tm.texi: Regenerate. * config/arm/arm.c (arm_floatn_mode): Return an opt_scalar_float_mode. * config/powerpcspe/powerpcspe.c (rs6000_floatn_mode): Likewise. * config/rs6000/rs6000.c (rs6000_floatn_mode): Likewise. * targhooks.h (default_floatn_mode): Likewise. * targhooks.c (default_floatn_mode): Likewise. * tree.c (build_common_tree_nodes): Update accordingly. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * machmode.h (mode_iterator::start): Provide overload for opt_modes. (mode_iterator::iterate_p): Likewise. (mode_iterator::get_wider): Likewise. * expr.c (init_expr_target): Use opt_scalar_float_mode. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * coretypes.h (opt_scalar_float_mode): New typedef. * machmode.h (float_mode_for_size): New function. * emit-rtl.c (double_mode): Delete. (init_emit_once): Use float_mode_for_size. * stor-layout.c (layout_type): Likewise. * gdbhooks.py (build_pretty_printer): Handle opt_scalar_float_mode. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * output.h (assemble_real): Take a scalar_float_mode. * config/arm/arm.c (arm_assemble_integer): Update accordingly. * config/arm/arm.md (consttable_4): Likewise. (consttable_8): Likewise. (consttable_16): Likewise. * config/mips/mips.md (consttable_float): Likewise. * config/s390/s390.c (s390_output_pool_entry): Likewise. * varasm.c (assemble_real): Take a scalar_float_mode. (output_constant_pool_2): Update accordingly. (output_constant): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * tree.h (SCALAR_FLOAT_TYPE_MODE): New macro. * builtins.c (expand_builtin_signbit): Use it instead of TYPE_MODE. * fold-const.c (fold_convert_const_real_from_fixed): Likewise. (native_encode_real): Likewise. (native_interpret_real): Likewise. * hsa-brig.c (emit_immediate_scalar_to_buffer): Likewise. * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * optabs-libfuncs.c (gen_trunc_conv_libfunc): Use is_a . Simplify. (gen_extend_conv_libfunc): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * coretypes.h (scalar_float_mode): New type. * machmode.h (mode_traits::from_int): Use machine_mode if USE_ENUM_MODES is defined. (is_a): New function. (as_a): Likewise. (dyn_cast): Likewise. (scalar_float_mode): New class. (scalar_float_mode::includes_p): New function. (is_float_mode): Likewise. * gdbhooks.py (MachineModePrinter): New class. (build_pretty_printer): Use it for scalar_float_mode. * real.h (FLOAT_MODE_FORMAT): Use as_a . (format_helper::format_helper): Turn into a template. * genmodes.c (get_mode_class): New function. (emit_insn_modes_h): Give modes the class returned by get_mode_class, or machine_mode if none. * config/aarch64/aarch64.c (aarch64_simd_valid_immediate): Use as_a . * dwarf2out.c (mem_loc_descriptor): Likewise. (insert_float): Likewise. (add_const_value_attribute): Likewise. * simplify-rtx.c (simplify_immed_subreg): Likewise. * optabs.c (expand_absneg_bit): Take a scalar_float_mode. (expand_unop): Update accordingly. (expand_abs_nojump): Likewise. (expand_copysign_absneg): Take a scalar_float_mode. (expand_copysign_bit): Likewise. (expand_copysign): Update accordingly. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * coretypes.h (opt_mode): New class. * machmode.h (opt_mode): Likewise. (opt_mode::else_void): New function. (opt_mode::require): Likewise. (opt_mode::exists): Likewise. (GET_MODE_WIDER_MODE): Turn into a function and return an opt_mode. (GET_MODE_2XWIDER_MODE): Likewise. (mode_iterator::get_wider): Update accordingly. (mode_iterator::get_2xwider): Likewise. (mode_iterator::get_known_wider): Likewise, turning into a template. * combine.c (make_extraction): Update use of GET_MODE_WIDER_MODE, forcing a wider mode to exist. * config/cr16/cr16.h (LONG_REG_P): Likewise. * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise. * config/c6x/c6x.c (c6x_rtx_costs): Update use of GET_MODE_2XWIDER_MODE, forcing a wider mode to exist. * lower-subreg.c (init_lower_subreg): Likewise. * optabs-libfuncs.c (init_sync_libfuncs_1): Likewise, but not on the final iteration. * config/i386/i386.c (ix86_expand_set_or_movmem): Check whether a wider mode exists before asking for a move pattern. (get_mode_wider_vector): Update use of GET_MODE_WIDER_MODE, forcing a wider mode to exist. (expand_vselect_vconcat): Update use of GET_MODE_2XWIDER_MODE, returning false if no such mode exists. * config/ia64/ia64.c (expand_vselect_vconcat): Likewise. * config/mips/mips.c (mips_expand_vselect_vconcat): Likewise. * expmed.c (init_expmed_one_mode): Update use of GET_MODE_WIDER_MODE. Avoid checking for a MODE_INT if we already know the mode is not a SCALAR_INT_MODE_P. (extract_high_half): Update use of GET_MODE_WIDER_MODE, forcing a wider mode to exist. (expmed_mult_highpart_optab): Likewise. (expmed_mult_highpart): Likewise. * expr.c (expand_expr_real_2): Update use of GET_MODE_WIDER_MODE, using else_void. * lto-streamer-in.c (lto_input_mode_table): Likewise. * optabs-query.c (find_widening_optab_handler_and_mode): Likewise. * stor-layout.c (bit_field_mode_iterator::next_mode): Likewise. * internal-fn.c (expand_mul_overflow): Update use of GET_MODE_2XWIDER_MODE. * omp-low.c (omp_clause_aligned_alignment): Likewise. * tree-ssa-math-opts.c (convert_mult_to_widen): Update use of GET_MODE_WIDER_MODE. (convert_plusminus_to_widen): Likewise. * tree-switch-conversion.c (array_value_type): Likewise. * var-tracking.c (emit_note_insn_var_location): Likewise. * tree-vrp.c (simplify_float_conversion_using_ranges): Likewise. Return false inside rather than outside the loop if no wider mode exists * optabs.c (expand_binop): Update use of GET_MODE_WIDER_MODE and GET_MODE_2XWIDER_MODE (can_compare_p): Use else_void. * gdbhooks.py (OptMachineModePrinter): New class. (build_pretty_printer): Use it for opt_mode. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * tree-switch-conversion.c (array_value_type): Only read TYPE_MODE once. Use get_narrowest_mode instead of GET_CLASS_NARROWEST_MODE. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * machmode.h (mode_traits): New structure. (get_narrowest_mode): New function. (mode_iterator::start): Likewise. (mode_iterator::iterate_p): Likewise. (mode_iterator::get_wider): Likewise. (mode_iterator::get_known_wider): Likewise. (mode_iterator::get_2xwider): Likewise. (FOR_EACH_MODE_IN_CLASS): New mode iterator. (FOR_EACH_MODE): Likewise. (FOR_EACH_MODE_FROM): Likewise. (FOR_EACH_MODE_UNTIL): Likewise. (FOR_EACH_WIDER_MODE): Likewise. (FOR_EACH_2XWIDER_MODE): Likewise. * builtins.c (expand_builtin_strlen): Use new mode iterators. * combine.c (simplify_comparison): Likewise * config/i386/i386.c (type_natural_mode): Likewise. * cse.c (cse_insn): Likewise. * dse.c (find_shift_sequence): Likewise. * emit-rtl.c (init_derived_machine_modes): Likewise. (init_emit_once): Likewise. * explow.c (hard_function_value): Likewise. * expmed.c (extract_fixed_bit_field_1): Likewise. (extract_bit_field_1): Likewise. (expand_divmod): Likewise. (emit_store_flag_1): Likewise. * expr.c (init_expr_target): Likewise. (convert_move): Likewise. (alignment_for_piecewise_move): Likewise. (widest_int_mode_for_size): Likewise. (emit_block_move_via_movmem): Likewise. (copy_blkmode_to_reg): Likewise. (set_storage_via_setmem): Likewise. (compress_float_constant): Likewise. * omp-low.c (omp_clause_aligned_alignment): Likewise. * optabs-query.c (get_best_extraction_insn): Likewise. * optabs.c (expand_binop): Likewise. (expand_twoval_unop): Likewise. (expand_twoval_binop): Likewise. (widen_leading): Likewise. (widen_bswap): Likewise. (expand_parity): Likewise. (expand_unop): Likewise. (prepare_cmp_insn): Likewise. (prepare_float_lib_cmp): Likewise. (expand_float): Likewise. (expand_fix): Likewise. (expand_sfix_optab): Likewise. * postreload.c (move2add_use_add2_insn): Likewise. * reg-stack.c (reg_to_stack): Likewise. * reginfo.c (choose_hard_reg_mode): Likewise. * rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise. * stor-layout.c (mode_for_size): Likewise. (smallest_mode_for_size): Likewise. (mode_for_vector): Likewise. (finish_bitfield_representative): Likewise. * tree-ssa-math-opts.c (target_supports_divmod_p): Likewise. * tree-vect-generic.c (type_for_widest_vector_mode): Likewise. * tree-vect-stmts.c (vectorizable_conversion): Likewise. * var-tracking.c (prepare_call_arguments): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * genconditions.c (write_header): Add a "#define USE_ENUM_MODES". * genmodes.c (emit_insn_modes_h): Define FOOmode to E_FOOmode if USE_ENUM_MODES is defined and to ((void) 0, E_FOOmode) otherwise. * machmode.h (mode_size): Move earlier in file. (mode_precision): Likewise. (mode_inner): Likewise. (mode_nunits): Likewise. (mode_unit_size): Likewise. (unit_unit_precision): Likewise. (mode_wider): Likewise. (mode_2xwider): Likewise. (machine_mode): New class. (mode_to_bytes): New function. (mode_to_bits): Likewise. (mode_to_precision): Likewise. (mode_to_inner): Likewise. (mode_to_unit_size): Likewise. (mode_to_unit_precision): Likewise. (mode_to_nunits): Likewise. (GET_MODE_SIZE): Use mode_to_bytes. (GET_MODE_BITSIZE): Use mode_to_bits. (GET_MODE_PRECISION): Use mode_to_precision. (GET_MODE_INNER): Use mode_to_inner. (GET_MODE_UNIT_SIZE): Use mode_to_unit_size. (GET_MODE_UNIT_PRECISION): Use mode_to_unit_precision. (GET_MODE_NUNITS): Use mode_to_nunits. * system.h (ALWAYS_INLINE): New macro. * config/powerpcspe/powerpcspe-c.c (altivec_resolve_overloaded_builtin): Use machine_mode instead of int for arg1_mode and arg2_mode. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * config/aarch64/aarch64-builtins.c (aarch64_simd_builtin_std_type): Prefix mode names with E_ in case statements. * config/aarch64/aarch64-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise. * config/aarch64/aarch64.c (aarch64_split_simd_combine): Likewise. (aarch64_split_simd_move): Likewise. (aarch64_gen_storewb_pair): Likewise. (aarch64_gen_loadwb_pair): Likewise. (aarch64_gen_store_pair): Likewise. (aarch64_gen_load_pair): Likewise. (aarch64_get_condition_code_1): Likewise. (aarch64_constant_pool_reload_icode): Likewise. (get_rsqrte_type): Likewise. (get_rsqrts_type): Likewise. (get_recpe_type): Likewise. (get_recps_type): Likewise. (aarch64_gimplify_va_arg_expr): Likewise. (aarch64_simd_container_mode): Likewise. (aarch64_emit_load_exclusive): Likewise. (aarch64_emit_store_exclusive): Likewise. (aarch64_expand_compare_and_swap): Likewise. (aarch64_gen_atomic_cas): Likewise. (aarch64_emit_bic): Likewise. (aarch64_emit_atomic_swap): Likewise. (aarch64_emit_atomic_load_op): Likewise. (aarch64_evpc_trn): Likewise. (aarch64_evpc_uzp): Likewise. (aarch64_evpc_zip): Likewise. (aarch64_evpc_ext): Likewise. (aarch64_evpc_rev): Likewise. (aarch64_evpc_dup): Likewise. (aarch64_gen_ccmp_first): Likewise. (aarch64_gen_ccmp_next): Likewise. * config/alpha/alpha.c (alpha_scalar_mode_supported_p): Likewise. (alpha_emit_xfloating_libcall): Likewise. (emit_insxl): Likewise. (alpha_arg_type): Likewise. * config/arc/arc.c (arc_vector_mode_supported_p): Likewise. (arc_preferred_simd_mode): Likewise. (arc_secondary_reload): Likewise. (get_arc_condition_code): Likewise. (arc_print_operand): Likewise. (arc_legitimate_constant_p): Likewise. * config/arc/arc.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise. * config/arc/arc.md (casesi_load): Likewise. (casesi_compact_jump): Likewise. * config/arc/predicates.md (proper_comparison_operator): Likewise. (cc_use_register): Likewise. * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise. * config/arm/arm-builtins.c (arm_simd_builtin_std_type): Likewise. (arm_init_iwmmxt_builtins): Likewise. * config/arm/arm.c (thumb1_size_rtx_costs): Likewise. (neon_expand_vector_init): Likewise. (arm_attr_length_move_neon): Likewise. (maybe_get_arm_condition_code): Likewise. (arm_emit_vector_const): Likewise. (arm_preferred_simd_mode): Likewise. (arm_output_iwmmxt_tinsr): Likewise. (thumb1_output_casesi): Likewise. (thumb2_output_casesi): Likewise. (arm_emit_load_exclusive): Likewise. (arm_emit_store_exclusive): Likewise. (arm_expand_compare_and_swap): Likewise. (arm_evpc_neon_vuzp): Likewise. (arm_evpc_neon_vzip): Likewise. (arm_evpc_neon_vrev): Likewise. (arm_evpc_neon_vtrn): Likewise. (arm_evpc_neon_vext): Likewise. (arm_validize_comparison): Likewise. * config/arm/neon.md (neon_vc): Likewise. * config/avr/avr-c.c (avr_resolve_overloaded_builtin): Likewise. * config/avr/avr.c (avr_rtx_costs_1): Likewise. * config/c6x/c6x.c (c6x_vector_mode_supported_p): Likewise. (c6x_preferred_simd_mode): Likewise. * config/epiphany/epiphany.c (get_epiphany_condition_code): Likewise. (epiphany_rtx_costs): Likewise. * config/epiphany/predicates.md (proper_comparison_operator): Likewise. * config/frv/frv.c (condexec_memory_operand): Likewise. (frv_emit_move): Likewise. (output_move_single): Likewise. (output_condmove_single): Likewise. (frv_hard_regno_mode_ok): Likewise. (frv_matching_accg_mode): Likewise. * config/h8300/h8300.c (split_adds_subs): Likewise. (h8300_rtx_costs): Likewise. (h8300_print_operand): Likewise. (compute_mov_length): Likewise. (output_logical_op): Likewise. (compute_logical_op_length): Likewise. (compute_logical_op_cc): Likewise. (h8300_shift_needs_scratch_p): Likewise. (output_a_shift): Likewise. (compute_a_shift_length): Likewise. (compute_a_shift_cc): Likewise. (expand_a_rotate): Likewise. (output_a_rotate): Likewise. * config/i386/i386.c (classify_argument): Likewise. (function_arg_advance_32): Likewise. (function_arg_32): Likewise. (function_arg_64): Likewise. (function_value_64): Likewise. (ix86_gimplify_va_arg): Likewise. (ix86_legitimate_constant_p): Likewise. (put_condition_code): Likewise. (split_double_mode): Likewise. (ix86_avx256_split_vector_move_misalign): Likewise. (ix86_expand_vector_logical_operator): Likewise. (ix86_split_idivmod): Likewise. (ix86_expand_adjust_ufix_to_sfix_si): Likewise. (ix86_build_const_vector): Likewise. (ix86_build_signbit_mask): Likewise. (ix86_match_ccmode): Likewise. (ix86_cc_modes_compatible): Likewise. (ix86_expand_branch): Likewise. (ix86_expand_sse_cmp): Likewise. (ix86_expand_sse_movcc): Likewise. (ix86_expand_int_sse_cmp): Likewise. (ix86_expand_vec_perm_vpermi2): Likewise. (ix86_expand_vec_perm): Likewise. (ix86_expand_sse_unpack): Likewise. (ix86_expand_int_addcc): Likewise. (ix86_split_to_parts): Likewise. (ix86_vectorize_builtin_gather): Likewise. (ix86_vectorize_builtin_scatter): Likewise. (avx_vpermilp_parallel): Likewise. (inline_memory_move_cost): Likewise. (ix86_tieable_integer_mode_p): Likewise. (x86_maybe_negate_const_int): Likewise. (ix86_expand_vector_init_duplicate): Likewise. (ix86_expand_vector_init_one_nonzero): Likewise. (ix86_expand_vector_init_one_var): Likewise. (ix86_expand_vector_init_concat): Likewise. (ix86_expand_vector_init_interleave): Likewise. (ix86_expand_vector_init_general): Likewise. (ix86_expand_vector_set): Likewise. (ix86_expand_vector_extract): Likewise. (emit_reduc_half): Likewise. (ix86_emit_i387_round): Likewise. (ix86_mangle_type): Likewise. (ix86_expand_round_sse4): Likewise. (expand_vec_perm_blend): Likewise. (canonicalize_vector_int_perm): Likewise. (ix86_expand_vec_one_operand_perm_avx512): Likewise. (expand_vec_perm_1): Likewise. (expand_vec_perm_interleave3): Likewise. (expand_vec_perm_even_odd_pack): Likewise. (expand_vec_perm_even_odd_1): Likewise. (expand_vec_perm_broadcast_1): Likewise. (ix86_vectorize_vec_perm_const_ok): Likewise. (ix86_expand_vecop_qihi): Likewise. (ix86_expand_mul_widen_hilo): Likewise. (ix86_expand_sse2_abs): Likewise. (ix86_expand_pextr): Likewise. (ix86_expand_pinsr): Likewise. (ix86_preferred_simd_mode): Likewise. (ix86_simd_clone_compute_vecsize_and_simdlen): Likewise. * config/i386/sse.md (*andnot3): Likewise. (3): Likewise. (*3): Likewise. * config/ia64/ia64.c (ia64_expand_vecint_compare): Likewise. (ia64_expand_atomic_op): Likewise. (ia64_arg_type): Likewise. (ia64_mode_to_int): Likewise. (ia64_scalar_mode_supported_p): Likewise. (ia64_vector_mode_supported_p): Likewise. (expand_vec_perm_broadcast): Likewise. * config/iq2000/iq2000.c (iq2000_move_1word): Likewise. (iq2000_function_arg_advance): Likewise. (iq2000_function_arg): Likewise. * config/m32c/m32c.c (m32c_preferred_reload_class): Likewise. * config/m68k/m68k.c (output_dbcc_and_branch): Likewise. (m68k_libcall_value): Likewise. (m68k_function_value): Likewise. (sched_attr_op_type): Likewise. * config/mcore/mcore.c (mcore_output_move): Likewise. * config/microblaze/microblaze.c (microblaze_function_arg_advance): Likewise. (microblaze_function_arg): Likewise. * config/mips/mips.c (mips16_build_call_stub): Likewise. (mips_print_operand): Likewise. (mips_mode_ok_for_mov_fmt_p): Likewise. (mips_vector_mode_supported_p): Likewise. (mips_preferred_simd_mode): Likewise. (mips_expand_vpc_loongson_even_odd): Likewise. (mips_expand_vec_unpack): Likewise. (mips_expand_vi_broadcast): Likewise. (mips_expand_vector_init): Likewise. (mips_expand_vec_reduc): Likewise. (mips_expand_msa_cmp): Likewise. * config/mips/mips.md (casesi_internal_mips16_): Likewise. * config/mn10300/mn10300.c (mn10300_print_operand): Likewise. (cc_flags_for_mode): Likewise. * config/msp430/msp430.c (msp430_print_operand): Likewise. * config/nds32/nds32-md-auxiliary.c (nds32_mem_format): Likewise. (nds32_output_casesi_pc_relative): Likewise. * config/nds32/nds32.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise. * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Likewise. (nvptx_gen_unpack): Likewise. (nvptx_gen_pack): Likewise. (nvptx_gen_shuffle): Likewise. (nvptx_gen_wcast): Likewise. (nvptx_preferred_simd_mode): Likewise. * config/pa/pa.c (pa_secondary_reload): Likewise. * config/pa/predicates.md (base14_operand): Likewise. * config/powerpcspe/powerpcspe-c.c (altivec_resolve_overloaded_builtin): Likewise. * config/powerpcspe/powerpcspe.c (rs6000_setup_reg_addr_masks): Likewise. (rs6000_preferred_simd_mode): Likewise. (output_vec_const_move): Likewise. (rs6000_expand_vector_extract): Likewise. (rs6000_split_vec_extract_var): Likewise. (reg_offset_addressing_ok_p): Likewise. (rs6000_legitimate_offset_address_p): Likewise. (rs6000_legitimize_address): Likewise. (rs6000_emit_set_const): Likewise. (rs6000_const_vec): Likewise. (rs6000_emit_move): Likewise. (spe_build_register_parallel): Likewise. (rs6000_darwin64_record_arg_recurse): Likewise. (swap_selector_for_mode): Likewise. (spe_init_builtins): Likewise. (paired_init_builtins): Likewise. (altivec_init_builtins): Likewise. (do_load_for_compare): Likewise. (rs6000_generate_compare): Likewise. (rs6000_expand_float128_convert): Likewise. (emit_load_locked): Likewise. (emit_store_conditional): Likewise. (rs6000_output_function_epilogue): Likewise. (rs6000_handle_altivec_attribute): Likewise. (rs6000_function_value): Likewise. (emit_fusion_gpr_load): Likewise. (emit_fusion_p9_load): Likewise. (emit_fusion_p9_store): Likewise. * config/powerpcspe/predicates.md (easy_fp_constant): Likewise. (fusion_gpr_mem_load): Likewise. (fusion_addis_mem_combo_load): Likewise. (fusion_addis_mem_combo_store): Likewise. * config/rs6000/predicates.md (easy_fp_constant): Likewise. (fusion_gpr_mem_load): Likewise. (fusion_addis_mem_combo_load): Likewise. (fusion_addis_mem_combo_store): Likewise. * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Likewise. * config/rs6000/rs6000-string.c (do_load_for_compare): Likewise. * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Likewise. (rs6000_preferred_simd_mode): Likewise. (output_vec_const_move): Likewise. (rs6000_expand_vector_extract): Likewise. (rs6000_split_vec_extract_var): Likewise. (reg_offset_addressing_ok_p): Likewise. (rs6000_legitimate_offset_address_p): Likewise. (rs6000_legitimize_address): Likewise. (rs6000_emit_set_const): Likewise. (rs6000_const_vec): Likewise. (rs6000_emit_move): Likewise. (rs6000_darwin64_record_arg_recurse): Likewise. (swap_selector_for_mode): Likewise. (paired_init_builtins): Likewise. (altivec_init_builtins): Likewise. (rs6000_expand_float128_convert): Likewise. (emit_load_locked): Likewise. (emit_store_conditional): Likewise. (rs6000_output_function_epilogue): Likewise. (rs6000_handle_altivec_attribute): Likewise. (rs6000_function_value): Likewise. (emit_fusion_gpr_load): Likewise. (emit_fusion_p9_load): Likewise. (emit_fusion_p9_store): Likewise. * config/rx/rx.c (rx_gen_move_template): Likewise. (flags_from_mode): Likewise. * config/s390/predicates.md (s390_alc_comparison): Likewise. (s390_slb_comparison): Likewise. * config/s390/s390.c (s390_handle_vectorbool_attribute): Likewise. (s390_vector_mode_supported_p): Likewise. (s390_cc_modes_compatible): Likewise. (s390_match_ccmode_set): Likewise. (s390_canonicalize_comparison): Likewise. (s390_emit_compare_and_swap): Likewise. (s390_branch_condition_mask): Likewise. (s390_rtx_costs): Likewise. (s390_secondary_reload): Likewise. (__SECONDARY_RELOAD_CASE): Likewise. (s390_expand_cs): Likewise. (s390_preferred_simd_mode): Likewise. * config/s390/vx-builtins.md (vec_packsu_u): Likewise. * config/sh/sh.c (sh_print_operand): Likewise. (dump_table): Likewise. (sh_secondary_reload): Likewise. * config/sh/sh.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise. * config/sh/sh.md (casesi_worker_1): Likewise. (casesi_worker_2): Likewise. * config/sparc/predicates.md (icc_comparison_operator): Likewise. (fcc_comparison_operator): Likewise. * config/sparc/sparc.c (sparc_expand_move): Likewise. (emit_soft_tfmode_cvt): Likewise. (sparc_preferred_simd_mode): Likewise. (output_cbranch): Likewise. (sparc_print_operand): Likewise. (sparc_expand_vec_perm_bmask): Likewise. (vector_init_bshuffle): Likewise. * config/spu/spu.c (spu_scalar_mode_supported_p): Likewise. (spu_vector_mode_supported_p): Likewise. (spu_expand_insv): Likewise. (spu_emit_branch_or_set): Likewise. (spu_handle_vector_attribute): Likewise. (spu_builtin_splats): Likewise. (spu_builtin_extract): Likewise. (spu_builtin_promote): Likewise. (spu_expand_sign_extend): Likewise. * config/tilegx/tilegx.c (tilegx_scalar_mode_supported_p): Likewise. (tilegx_simd_int): Likewise. * config/tilepro/tilepro.c (tilepro_scalar_mode_supported_p): Likewise. (tilepro_simd_int): Likewise. * config/v850/v850.c (const_double_split): Likewise. (v850_print_operand): Likewise. (ep_memory_offset): Likewise. * config/vax/vax.c (vax_rtx_costs): Likewise. (vax_output_int_move): Likewise. (vax_output_int_add): Likewise. (vax_output_int_subtract): Likewise. * config/visium/predicates.md (visium_branch_operator): Likewise. * config/visium/visium.c (rtx_ok_for_offset_p): Likewise. (visium_print_operand_address): Likewise. * config/visium/visium.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise. * config/xtensa/xtensa.c (xtensa_mem_offset): Likewise. (xtensa_expand_conditional_branch): Likewise. (xtensa_copy_incoming_a7): Likewise. (xtensa_output_literal): Likewise. * dfp.c (decimal_real_maxval): Likewise. * targhooks.c (default_libgcc_floating_mode_supported_p): Likewise. 2017-08-30 Richard Sandiford Alan Hayward David Sherwood * genmodes.c (mode_size_inline): Add an E_ prefix to mode names. (mode_nunits_inline): Likewise. (mode_inner_inline): Likewise. (mode_unit_size_inline): Likewise. (mode_unit_precision_inline): Likewise. (emit_insn_modes_h): Likewise. Also emit a #define of the unprefixed name. (emit_mode_wider): Add an E_ prefix to mode names. (emit_mode_complex): Likewise. (emit_mode_inner): Likewise. (emit_mode_adjustments): Likewise. (emit_mode_int_n): Likewise. * config/aarch64/aarch64-builtins.c (v8qi_UP, v4hi_UP, v4hf_UP) (v2si_UP, v2sf_UP, v1df_UP, di_UP, df_UP, v16qi_UP, v8hi_UP, v8hf_UP) (v4si_UP, v4sf_UP, v2di_UP, v2df_UP, ti_UP, oi_UP, ci_UP, xi_UP) (si_UP, sf_UP, hi_UP, hf_UP, qi_UP): Likewise. (CRC32_BUILTIN, ENTRY): Likewise. * config/aarch64/aarch64.c (aarch64_push_regs): Likewise. (aarch64_pop_regs): Likewise. (aarch64_process_components): Likewise. * config/alpha/alpha.c (alpha_emit_conditional_move): Likewise. * config/arm/arm-builtins.c (v8qi_UP, v4hi_UP, v4hf_UP, v2si_UP) (v2sf_UP, di_UP, v16qi_UP, v8hi_UP, v8hf_UP, v4si_UP, v4sf_UP) (v2di_UP, ti_UP, ei_UP, oi_UP, hf_UP, si_UP, void_UP): Likewise. * config/arm/arm.c (arm_init_libfuncs): Likewise. * config/i386/i386-builtin-types.awk (ix86_builtin_type_vect_mode): Likewise. * config/i386/i386-builtin.def (pcmpestr): Likewise. (pcmpistr): Likewise. * config/microblaze/microblaze.c (double_memory_operand): Likewise. * config/mmix/mmix.c (mmix_output_condition): Likewise. * config/powerpcspe/powerpcspe.c (rs6000_init_hard_regno_mode_ok): Likewise. * config/rl78/rl78.c (mduc_regs): Likewise. * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise. (htm_expand_builtin): Likewise. * config/sh/sh.h (REGISTER_NATURAL_MODE): Likewise. * config/sparc/sparc.c (emit_save_or_restore_regs): Likewise. * config/xtensa/xtensa.c (print_operand): Likewise. * expmed.h (NUM_MODE_PARTIAL_INT): Likewise. (NUM_MODE_VECTOR_INT): Likewise. * genoutput.c (null_operand): Likewise. (output_operand_data): Likewise. * genrecog.c (print_parameter_value): Likewise. * lra.c (debug_operand_data): Likewise. 2017-08-30 Richard Sandiford * dwarf2out.c (scompare_loc_descriptor_wide) (scompare_loc_descriptor_narrow): New functions, split out from... (scompare_loc_descriptor): ...here. * expmed.c (emit_store_flag_int): New function, split out from... (emit_store_flag): ...here. 2017-08-30 Richard Biener * dwarf2out.c (dwarf2out_finish): Remove setting AT_pubnames. (dwarf2out_early_finish): Move setting of AT_pubnames from early debug output to early finish. 2017-08-30 Jozef Lawrynowicz * gcc/config/msp430/msp430.h: Pass -mcode/data-region to the linker and -mdata-region to the assembler. 2017-08-30 Richard Biener * dwarf2out.c (add_dwarf_attr): Check we don't add duplicate attributes. (gen_subprogram_die): Add DW_AT_object_pointer only early. (dwarf2out_early_global_decl): Only generate a DIE for the abstract origin if it doesn't already exist or is a declaration DIE. (resolve_addr): Do not add the linkage name twice when generating a stub DIE for the DW_TAG_GNU_call_site target. 2017-08-30 Richard Sandiford * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Use machine_mode rather than int for arg1_mode. 2017-08-29 Michael Meissner PR target/82015 * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Insure that the second argument of the built-in functions to unpack 128-bit scalar types to 64-bit values is 0 or 1. Change to use a switch statement instead a lot of if statements. * config/rs6000/rs6000.md (unpack, FMOVE128_VSX iterator): Allow 64-bit values to be in Altivec registers as well as traditional floating point registers. (pack, FMOVE128_VSX iterator): Likewise. 2017-08-29 Alexander Monakov * ira-costs.c (record_address_regs): Handle both operands of PLUS for MAX_REGS_PER_ADDRESS == 1. 2017-08-29 Uros Bizjak * config/i386/i386.opt (flag_fentry): Do not init to -1. * config/i386/i386.c (ix86_option_override_internal): Simplify setting of opts->x_flag_entry. 2017-08-29 Bill Schmidt Jakub Jelinek Richard Biener PR tree-optimization/81503 * gimple-ssa-strength-reduction.c (replace_mult_candidate): Ensure folded constant fits in the target type; reorder tests for clarity. 2017-08-29 Martin Liska * passes.def: Include pass_lower_switch. * stmt.c (dump_case_nodes): Remove and move to tree-switch-conversion. (case_values_threshold): Likewise. (expand_switch_as_decision_tree_p): Likewise. (emit_case_decision_tree): Likewise. (expand_case): Likewise. (balance_case_nodes): Likewise. (node_has_low_bound): Likewise. (node_has_high_bound): Likewise. (node_is_bounded): Likewise. (emit_case_nodes): Likewise. (struct simple_case_node): New struct. (add_case_node): Remove. (emit_case_dispatch_table): Use vector instead of case_list. (reset_out_edges_aux): Remove. (compute_cases_per_edge): Likewise. (expand_case): Build list of simple_case_node. (expand_sjlj_dispatch_table): Use it. * tree-switch-conversion.c (struct case_node): Moved from stmt.c and adjusted. (emit_case_nodes): Likewise. (node_has_low_bound): Likewise. (node_has_high_bound): Likewise. (node_is_bounded): Likewise. (case_values_threshold): Likewise. (reset_out_edges_aux): Likewise. (compute_cases_per_edge): Likewise. (add_case_node): Likewise. (dump_case_nodes): Likewise. (balance_case_nodes): Likewise. (expand_switch_as_decision_tree_p): Likewise. (emit_jump): Likewise. (emit_case_decision_tree): Likewise. (try_switch_expansion): Likewise. (do_jump_if_equal): Likewise. (emit_cmp_and_jump_insns): Likewise. (fix_phi_operands_for_edge): New function. (record_phi_operand_mapping): Likewise. (class pass_lower_switch): New pass. (pass_lower_switch::execute): New function. (make_pass_lower_switch): Likewise. (conditional_probability): * timevar.def: Add TV_TREE_SWITCH_LOWERING. * tree-pass.h: Add make_pass_lower_switch. 2017-08-29 Jozef Lawrynowicz PR target/80993 * gcc/config/msp430/msp430.c (msp430_attr): Mark interrupt handlers as used. 2017-08-29 Richard Biener * dwarf2out.c (add_dwarf_attr): When checking is enabled verify we do not add a DW_AT_inline attribute twice. (gen_subprogram_die): Remove code setting DW_AT_inline on DECL_ABSTRACT_P nodes. 2017-08-29 Richard Sandiford * gimplify.c (gimplify_call_expr): Copy the nothrow flag to calls to internal functions. (gimplify_modify_expr): Likewise. * tree-call-cdce.c (use_internal_fn): Likewise. * tree-ssa-math-opts.c (pass_cse_reciprocals::execute): Likewise. (convert_to_divmod): Set the nothrow flag. * tree-if-conv.c (predicate_mem_writes): Likewise. * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise. (vectorizable_call): Likewise. (vectorizable_store): Likewise. (vectorizable_load): Likewise. * tree-vect-patterns.c (vect_recog_pow_pattern): Likewise. (vect_recog_mask_conversion_pattern): Likewise. 2017-08-29 Martin Liska PR other/39851 * gcc.c (driver_handle_option): Add new argument. * opts-common.c (handle_option): Pass target_option_override_hook. * opts-global.c (lang_handle_option): Add new option. (set_default_handlers): Add new argument. (decode_options): Likewise. * opts.c (target_handle_option): Likewise. (common_handle_option): Call target_option_override_hook. * opts.h (struct cl_option_handler_func): Add hook for target option override. (struct cl_option_handlers): Likewise. (set_default_handlers): Add new argument. (decode_options): Likewise. (common_handle_option): Likewise. (target_handle_option): Likewise. * toplev.c (toplev::main): Pass targetm.target_option.override hook. 2017-08-29 Richard Biener Dominik Infuehr * tree-vect-slp.c (vect_bb_slp_scalar_cost): Properly confine life to the active subtree. 2017-08-28 Jeff Law * tree-ssa-dom.c (edge_info::record_simple_equiv): Call derive_equivalences. (derive_equivalences_from_bit_ior, record_temporary_equivalences): Code moved into.... (edge_info::derive_equivalences): New private member function * tree-ssa-dom.c (class edge_info): Changed from a struct to a class. Add ctor/dtor, methods and data members. (edge_info::edge_info): Renamed from allocate_edge_info. Initialize additional members. (edge_info::~edge_info): New. (free_dom_edge_info): Delete the edge info. (record_edge_info): Use new class & associated member functions. Tighten forms for testing for edge equivalences. (record_temporary_equivalences): Iterate over the simple equivalences rather than assuming there's only one per edge. (cprop_into_successor_phis): Iterate over the simple equivalences rather than assuming there's only one per edge. (optimize_stmt): Use operand_equal_p rather than pointer equality for mini-DSE code. 2017-08-28 Nathan Sidwell * gcc.c (execute): Fold SIGPIPE handling into switch statement. Adjust internal error message. 2017-08-28 Richard Biener PR debug/81993 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes): Do nothing for removed DIEs. 2017-08-28 Richard Biener PR tree-optimization/81977 * tree-ssa-sccvn.c (vn_reference_lookup_3): Fix look through memcpy. 2017-08-28 Alexander Monakov PR target/80640 * doc/md.texi (mem_thread_fence): Remove mention of mode. Rewrite. * optabs.c (expand_mem_thread_fence): Emit a compiler barrier when using targetm.gen_mem_thread_fence. 2017-08-27 Uros Bizjak PR target/81995 * config/i386/i386.md (*): Change operand 2 predicate to register_operand. Reorder operands. (*btr): Ditto. (*_mask): Change operand 3 predicate to register_operand. (*btr_mask): Ditto. 2017-08-25 Steven Munroe * config.gcc (powerpc*-*-*): Add xmmintrin.h and mm_malloc.h. * config/rs6000/xmmintrin.h: New file. * config/rs6000/x86intrin.h [__ALTIVEC__]: Include xmmintrin.h. 2017-08-25 Bill Schmidt PR target/81504 * config/rs6000/rs6000-p8swap.c (find_alignment_op): Add reference parameter and_insn and return it. (recombine_lvx_pattern): Insert a copy to ensure availability of the base register of the copied masking operation at the point of the instruction replacement. (recombine_stvx_pattern): Likewise. 2017-08-25 Michael Meissner * config/rs6000/rs6000.opt (-mpower9-dform-scalar): Delete undocumented switches. (-mpower9-dform-vector): Likewise. (-mpower9-dform): Likewise. * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Update comments to delete references to -mpower9-dform* switches. * config/rs6000/predicates.md (vsx_quad_dform_memory_operand): Delete reference to -mpower9-dform* switches, test for -mpower9-vector instead. * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Likewise. (OTHER_P9_VECTOR_MASKS): Likewise. (POWERPC_MASKS): Likewise. * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Change tests against -mpower9-dform* to -mpower9-vector. Delete code that checked for -mpower9-dform* consistancy with other options. Add test for -mpower9-misc to enable other power9 switches. (rs6000_init_hard_regno_mode_ok): Likewise. (rs6000_option_override_internal): Likewise. (rs6000_emit_prologue): Likewise. (rs6000_emit_epilogue): Likewise. (rs6000_opt_masks): Delete -mpower9-dform-{scalar,vector}. (rs6000_disable_incompatiable_switches): Delete -mpower9-dform. (emit_fusion_p9_load): Change tests for -mpower9-dform-scalar -mpower9-vector. (emit_fusion_p9_store): Likewise. * config/rs6000/rs6000.h (TARGET_P9_DFORM_SCALAR): Delete resetting these macros if the assembler does not support ISA 3.0 instructions. (TARGET_P9_DFORM_VECTOR): Likewise. * config/rs6000/rs6000.md (peepholes to optimize altivec memory): Change to use -mpower9-vector instead of -mpower9-dform-scalar. 2017-08-25 Alan Modra PR rtl-optimization/81747 * cse.c (cse_extended_basic_block): Don't attempt to record equivalences for degenerate conditional branches that branch to their fall-through. 2017-08-24 Martin Sebor PR middle-end/81908 * gimple-fold.c (size_must_be_zero_p): New function. (gimple_fold_builtin_memory_op): Call it. 2017-08-24 Steven Munroe * config/rs6000/mm_malloc.h: New file. 2017-08-24 Bin Cheng PR tree-optimization/81913 * tree-ssa-loop-niter.c (number_of_iterations_cond): Skip niter analysis when either IVs in condition can wrap. 2017-08-24 Uros Bizjak * dwarf2out.c (MAX_ARTIFICIAL_LABEL_BYTES): Increase to 40. * dwarf2cfi.c (MAX_ARTIFICIAL_LABEL_BYTES): Remove. 2017-08-24 Richard Biener PR target/81921 * targhooks.c (default_target_can_inline_p): Properly use target_option_default_node when no DECL_FUNCTION_SPECIFIC_TARGET is present and always compare. * config/i386/i386.c (ix86_valid_target_attribute_tree): Do not infer -mfpmath=sse from TARGET_SSE_P. (ix86_can_inline_p): Properly use target_option_default_node when no DECL_FUNCTION_SPECIFIC_TARGET is present and always compare. 2017-08-24 Richard Biener PR debug/81936 * dwarf2out.c (output_die): Handle flag_generate_offload like flag_generate_lto. (output_comp_unit): Likewise. (gen_array_type_die): Likewise. (dwarf2out_early_finish): Likewise. (note_variable_value_in_expr): Likewise. (dwarf2out_finish): Likewise. Adjust assert. * cgraphunit.c (symbol_table::compile): Move setting of flag_generate_offload earlier ... (symbol_table::finalize_compilation_unit): ... here, before early debug finalization. 2017-08-24 Richard Biener * config/i386/i386.c: Include symbol-summary.h, ipa-prop.h and ipa-fnsummary.h. (ix86_can_inline_p): When ix86_fpmath flags do not match check whether the callee uses FP math at all. 2017-08-24 Aldy Hernandez PR middle-end/81931 * tree-ssanames.c (get_nonzero_bits): Use element_precision instead of TYPE_PRECISION. 2017-08-24 Richard Sandiford Alan Hayward David Sherwood * combine.c (make_extraction): Use subreg_offset_from_lsb. 2017-08-23 Daniel Santos * config/i386/i386.h (ix86_frame::stack_realign_allocate_offset): Remove field. (ix86_frame::stack_realign_allocate): New field. (struct machine_frame_state): Modify comments. (machine_frame_state::sp_realigned_fp_end): New field. * config/i386/i386.c (ix86_compute_frame_layout): Rework stack frame layout calculation. (sp_valid_at): Add assertion to assure no attempt to access invalid offset of a realigned stack. (fp_valid_at): Likewise. (choose_baseaddr): Modify comments. (ix86_emit_outlined_ms2sysv_save): Adjust to changes in ix86_expand_prologue. (ix86_expand_prologue): Modify stack realignment and allocation. (ix86_expand_epilogue): Modify comments. * doc/sourcebuild.texi: Add documentation for target selectors avx2, avx2_runtime, avx512f, and avx512f_runtime. 2017-08-23 Uros Bizjak * config/i386/i386.opt: Remove unneeded Init(0) initializations. (mstackrealign): Do not init to -1. * config/i386/i386.c (ix86_option_override_internal): Check opts_set, not opts when setting default value of opts->x_ix86_force_align_arg_pointer. 2017-08-23 Richard Biener * function.c (fndecl_name): Use verbosity 1 (no arguments) for lang_hooks.decl_printable_name. * print-rtl-function.c (print_rtx_function): Likewise. * tree-pretty-print.c (dump_function_header): Likewise. 2017-08-23 Richard Biener PR lto/81940 * dwarf2out.c (dwarf2out_abstract_function): Handle LTO with -g0 at compile-time. 2017-08-23 Tamar Christina PR middle-end/19706 * doc/sourcebuild.texi (Other hardware attributes): Document xorsign. 2017-08-23 Tamar Christina PR middle-end/19706 * tree-ssa-math-opts.c (convert_expand_mult_copysign): Fix single-use check. 2017-08-23 Thomas Preud'homme * gcc.c (execute): Only test for SIGKILL and SIGQUIT if available. 2017-08-22 Daniel Santos * doc/install.texi: Modify to add more details on running selected tests. 2017-08-22 Daniel Santos * config/i386/i386.c (ix86_option_override_internal): Error when -mx32 is combined with -mabi=ms. (ix86_function_type_abi): Limit errors for mixing -mx32 with attribute ms_abi. 2017-08-22 Bill Schmidt PR tree-optimization/81488 * gimple-ssa-strength-reduction (struct slsr_cand_d): Add visited and cached_basis fields. (MAX_SPREAD): New constant. (alloc_cand_and_find_basis): Initialize new fields. (clear_visited): New function. (create_phi_basis_1): Rename from create_phi_basis, set visited and cached_basis fields. (create_phi_basis): New wrapper function. (phi_add_costs_1): Rename from phi_add_costs, add spread parameter, set visited field, short-circuit when limits reached. (phi_add_costs): New wrapper function. (record_phi_increments_1): Rename from record_phi_increments, set visited field. (record_phi_increments): New wrapper function. (phi_incr_cost_1): Rename from phi_incr_cost, set visited field. (phi_incr_cost): New wrapper function. (all_phi_incrs_profitable_1): Rename from all_phi_incrs_profitable, set visited field. (all_phi_incrs_profitable): New wrapper function. 2017-08-22 Richard Sandiford Alan Hayward David Sherwood * rtl.h (paradoxical_subreg_p): Define inline, and add a version that takes the outer and inner modes. * doc/rtl.texi: Use paradoxical_subreg_p instead of a GET_MODE_SIZE comparison as the canonical test for a paradoxical subreg. * combine.c (simplify_set): Use paradoxical_subreg_p. (make_extraction): Likewise. (force_to_mode): Likewise. (rtx_equal_for_field_assignment_p): Likewise. (gen_lowpart_for_combine): Likewise. (simplify_comparison): Likewise. * cse.c (equiv_constant): Likewise. * expmed.c (store_bit_field_1): Likewise. * final.c (alter_subreg): Likewise. * fwprop.c (propagate_rtx): Likewise. (forward_propagate_subreg): Likewise. * ira-conflicts.c (ira_build_conflicts): Likewise. * lower-subreg.c (simplify_gen_subreg_concatn): Likewise. * lra-constraints.c (curr_insn_transform): Likewise. (split_reg): Likewise. * lra-eliminations.c (move_plus_up): Likewise. (lra_eliminate_regs_1): Likewise. * recog.c (general_operand): Likewise. * ree.c (combine_reaching_defs): Likewise. * reload.c (push_reload): Likewise. (find_reloads): Likewise. * reload1.c (elimination_effects): Likewise. (compute_reload_subreg_offset): Likewise. (choose_reload_regs): Likewise. * rtlanal.c (subreg_lsb_1): Likewise. * simplify-rtx.c (simplify_unary_operation_1): Likewise. (simplify_subreg): Likewise. * var-tracking.c (track_loc_p): Likewise. * emit-rtl.c (byte_lowpart_offset): Likewise. (paradoxical_subreg_p): Delete out-of-line definition. 2017-08-22 Jeff Law PR tree-optimization/81741 PR tree-optimization/71947 * tree-ssa-dom.c: Include tree-inline.h. (record_temporary_equivalences): Only record SSA_NAME = SSA_NAME equivalences if one is more expensive to compute than the other. * tree-ssa-scopedtables.h (class const_or_copies): Make record_const_or_copy_raw method private. (class avail_exprs_stack): New method simplify_binary_operation. * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr): Call avail_exprs_stack::simplify_binary_operation as needed. (avail_exprs_stack::simplify_binary_operation): New function. 2017-08-22 Sebastian Huber * config.gcc (powerpc-*-rtems*): Add rs6000/linux64.opt. * config/rs6000/rtems.h (ASM_PREFERRED_EH_DATA_FORMAT): New define. (DOT_SYMBOLS): Likewise. (MINIMAL_TOC_SECTION_ASM_OP): Likewise. (RELOCATABLE_NEEDS_FIXUP): Likewise. (RS6000_ABI_NAME): Likewise. (TARGET_CMODEL): Likewise. (TOC_SECTION_ASM_OP): Likewise. (SET_CMODEL): New macro. (SUBSUBTARGET_OVERRIDE_OPTIONS): Evaluate cmodel options. 2017-08-22 Richard Biener * tree-inline.c (remap_type_1): Change asserts on TYPE_SIZE[_UNIT] to allow for free-lang-data replacements similar to verify_type_variant. 2017-08-22 Richard Sandiford Alan Hayward David Sherwood * config/aarch64/aarch64.md (casesi): Use DImode rather than VOIDmode for the LABEL_REF. 2017-08-22 Richard Biener * tree-cfg.c (gimple_split_edge): Avoid reallocating target PHI nodes. 2017-08-22 Richard Biener * common.opt (feliminate-dwarf2-dups): Ignore. * doc/invoke.texi (feliminate-dwarf2-dups): Remove documentation. * dwarf2out.c (push_new_compile_unit, pop_compile_unit, same_die_p_wrap, compute_section_prefix, is_symbol_die, assign_symbol_names, break_out_includes): Remove. (comdat_symbol_id, comdat_symbol_number): Likewise. (cu_hash_table_entry, cu_hash_table_entry_hasher, cu_hash_type): Likewise. (check_duplicate_cu, record_comdat_symbol_number): Likewise. (output_die): Mark unreachable path unreachable. (dwarf2out_start_source_file): Do not create DW_TAG_GNU_BINCL. (dwarf2out_end_source_file): Do not create DW_TAG_GNU_EINCL. (dwarf2out_init): Remove code handling flag_eliminate_dwarf2_dups. (dwarf2out_early_finish): Likewise. 2017-08-22 Aldy Hernandez * wide-int.h (hwi_with_prec::hwi_with_prec): Sign extend. 2017-08-22 Georg-Johann Lay PR target/81910 * config/avr/avr.c (avr_handle_addr_attribute): Early return if not VAR_P. Filter attribute warnings with OPT_Wattributes. (avr_attribute_table) : Initialize .decl_required with true. 2017-08-21 Michael Meissner * config/rs6000/rs6000-cpus.def (-mvsx-scalar-float): Delete undocumented debugging options. (-mvsx-scalar-double): Likewise. (-mallow-df-permute): Likewise. (-mvectorize-builtins): Likewise. * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise. (rs6000_builtin_vectorized_function): Likewise. (rs6000_builtin_md_vectorized_function): Likewise. (rs6000_opt_vars): Likewise. 2017-08-21 Uros Bizjak PR target/46091 * config/i386/i386.md (*btsq_imm): Rename from *btsq. (*btrq_imm): Rename from *btrq. (*btcq_imm): Rename from *btcq. (btsc): New code attribute. (*): New insn pattern. (*btr): Ditto. (*_mask): New insn_and_split pattern. (*btr_mask): Ditto. 2017-08-21 Richard Sandiford Alan Hayward David Sherwood * function.c (pad_below): Simplify padding calculation. 2017-08-21 Richard Sandiford Alan Hayward David Sherwood * target.def (function_prologue): Remove frame size argument. (function_epilogue): Likewise. * doc/tm.texi: Regenerate. * final.c (final_start_function): Update call to function_prologue. (final_end_function): Update call to function_epilogue. (default_function_pro_epilogue): Remove frame size argument. * output.h (default_function_pro_epilogue): Likewise. * config/arm/arm.c (arm_output_function_epilogue): Likewise. (arm_output_function_prologue): Likewise. * config/frv/frv.c (frv_function_prologue): Likewise. (frv_function_epilogue): Likewise. * config/i386/i386.c (ix86_output_function_epilogue): Likewise. * config/ia64/ia64.c (ia64_output_function_prologue): Likewise. (ia64_output_function_epilogue): Likewise. * config/m32r/m32r.c (m32r_output_function_prologue): Likewise. (m32r_output_function_epilogue): Likewise. * config/microblaze/microblaze.c (microblaze_function_prologue) (microblaze_function_epilogue): Likewise. * config/mips/mips.c (mips_output_function_prologue): Likewise. (mips_output_function_epilogue): Likewise. * config/mmix/mmix.c (mmix_target_asm_function_prologue): Likewise. (mmix_target_asm_function_epilogue): Likewise. * config/msp430/msp430.c (msp430_start_function): Likewise. * config/nds32/nds32.c (nds32_asm_function_prologue): Likewise. (nds32_asm_function_epilogue): Likewise. * config/nios2/nios2.c (nios2_asm_function_prologue): Likewise. * config/pa/pa.c (pa_output_function_prologue): Likewise. (pa_output_function_epilogue): Likewise. * config/powerpcspe/powerpcspe.c (rs6000_output_function_prologue) (rs6000_output_function_epilogue): Likewise. * config/rl78/rl78.c (rl78_start_function): Likewise. * config/rs6000/rs6000.c (rs6000_output_function_prologue): Likewise. (rs6000_output_function_epilogue): Likewise. * config/rx/rx.c (rx_output_function_prologue): Likewise. * config/sh/sh.c (sh_output_function_epilogue): Likewise. * config/sparc/sparc.c (sparc_asm_function_prologue): Likewise. (sparc_asm_function_epilogue): Likewise. 2017-08-21 Richard Sandiford * tree.h (type_has_mode_precision_p): New function. * convert.c (convert_to_integer_1): Use it. * expr.c (expand_expr_real_2): Likewise. (expand_expr_real_1): Likewise. * fold-const.c (fold_single_bit_test_into_sign_test): Likewise. * match.pd: Likewise. * tree-ssa-forwprop.c (simplify_rotate): Likewise. * tree-ssa-math-opts.c (convert_mult_to_fma): Likewise. * tree-tailcall.c (process_assignment): Likewise. * tree-vect-loop.c (vectorizable_reduction): Likewise. * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern) (vect_recog_mult_pattern, vect_recog_divmod_pattern): Likewise. * tree-vect-stmts.c (vectorizable_conversion): Likewise. (vectorizable_assignment): Likewise. (vectorizable_shift): Likewise. (vectorizable_operation): Likewise. * tree-vrp.c (register_edge_assert_for_2): Likewise. 2017-08-21 Wilco Dijkstra * match.pd: Add pow (C, x) simplification. 2017-08-21 Richard Biener PR tree-optimization/81900 * tree-ssa-pre.c (compute_antic_aux): Properly compute changed for blocks with abnormal predecessors. (compute_antic): Do not set visited flag prematurely. 2017-08-21 Georg-Johann Lay PR target/79883 * config/avr/avr.c (avr_set_current_function): Typo in diagnostic. 2017-08-21 Richard Sandiford * stor-layout.h (vector_type_mode): Move to... * tree.h (vector_type_mode): ...here. * stor-layout.c (vector_type_mode): Move to... * tree.c (vector_type_mode): ...here. Include rtl.h and regs.h. 2017-08-21 Richard Biener * debug.h (struct gcc_debug_hooks): Add die_ref_for_decl and register_external_die hooks. (debug_false_tree_charstarstar_uhwistar): Declare. (debug_nothing_tree_charstar_uhwi): Likewise. * debug.c (do_nothing_debug_hooks): Adjust. (debug_false_tree_charstarstar_uhwistar): New do nothing. (debug_nothing_tree_charstar_uhwi): Likewise. * dbxout.c (dbx_debug_hooks): Adjust. (xcoff_debug_hooks): Likewise. * sdbout.c (sdb_debug_hooks): Likewise. * vmsdbgout.c (vmsdbg_debug_hooks): Likewise. * dwarf2out.c (macinfo_label_base): New global. (dwarf2out_register_external_die): New function for the register_external_die hook. (dwarf2out_die_ref_for_decl): Likewise for die_ref_for_decl. (dwarf2_debug_hooks): Use them. (dwarf2_lineno_debug_hooks): Adjust. (struct die_struct): Add with_offset flag. (DEBUG_LTO_DWO_INFO_SECTION, DEBUG_LTO_INFO_SECTION, DEBUG_LTO_DWO_ABBREV_SECTION, DEBUG_LTO_ABBREV_SECTION, DEBUG_LTO_DWO_MACINFO_SECTION, DEBUG_LTO_MACINFO_SECTION, DEBUG_LTO_DWO_MACRO_SECTION, DEBUG_LTO_MACRO_SECTION, DEBUG_LTO_LINE_SECTION, DEBUG_LTO_DWO_STR_OFFSETS_SECTION, DEBUG_LTO_STR_DWO_SECTION, DEBUG_STR_LTO_SECTION): New macros defining section names for the early LTO debug variants. (reset_indirect_string): New helper. (add_AT_external_die_ref): Helper for dwarf2out_register_external_die. (print_dw_val): Add support for offsetted symbol references. (get_ultimate_context): Split out from is_cxx. (is_cxx): Use get_ultimate_context. (is_fortran): Add decl overload. (compute_comp_unit_symbol): Split out worker from compute_section_prefix. (compute_section_prefix): Call compute_comp_unit_symbol and set comdat_type_p here. (output_die): Skip DIE symbol output for the LTO added one. Handle DIE symbol references with offset. (output_comp_unit): Guard section name mangling properly. For LTO debug sections emit a symbol at the section beginning which we use to refer to its DIEs. (add_abstract_origin_attribute): For DIEs registered via dwarf2out_register_external_die directly refer to the early DIE rather than indirectly through the shadow one we created. Remove obsolete call to dwarf2out_abstract_function for non-function/block origins. (gen_array_type_die): When generating early LTO debug do not emit DW_AT_string_length. (gen_formal_parameter_die): Do not re-create DIEs for PARM_DECLs late when in LTO. As suggested place a gcc_unreachable for the DECL_ABSTRACT_P case. (gen_subprogram_die): Avoid another specification DIE for early built declarations/definitions for the late LTO case. (gen_variable_die): Add type references for late duplicated VLA dies when in late LTO. (gen_inlined_subroutine_die): Do not call dwarf2out_abstract_function, we have the abstract instance already. (process_scope_var): Adjust decl DIE contexts in LTO which first puts them in limbo. (gen_decl_die): Do not generate type DIEs late apart from types for VLAs or for decls we do not yet have a DIE. Do not call dwarf2out_abstract_function late. (dwarf2out_early_global_decl): Make sure to create DIEs for abstract instances of a decl first. (dwarf2out_late_global_decl): Adjust comment. (output_macinfo_op): With multiple macro sections use macinfo_label_base to distinguish labels. (output_macinfo): Likewise. Update macinfo_label_base. Pass in the line info label. (note_variable_value_in_expr): When generating LTO resolve all variable values here by generating DIEs as needed. (init_sections_and_labels): Add early LTO debug flag parameter and generate different sections and names if set. Add generation counter for the labels so we can have multiple of them. (reset_dies): Helper to allow DIEs to be output multiple times. (dwarf2out_finish): When outputting DIEs to the fat part of an LTO object first reset DIEs. (dwarf2out_early_finish): Output early DIEs when generating LTO. (modified_type_die): Check for decl_ultimate_origin being self before recursing. (gen_type_die_with_usage): Likewise. (gen_typedef_die): Allow decl_ultimate_origin being self. (set_decl_abstract_flags): Remove. (set_block_abstract_flags): Likewise. (dwarf2out_abstract_function): Treat the early generated DIEs as the abstract copy and only add DW_AT_inline and DW_AT_artificial here and call set_decl_origin_self. If the DIE has an abstract origin don't do anything. * tree.c (free_lang_data): Build a dummy TRANSLATION_UNIT_DECL if we have none yet (Go fails to build one, PR78628). (variably_modified_type_p): Prevent endless recursion for Ada cyclic pointer types. * lto-streamer-in.c: Include debug.h. (dref_queue): New global. (lto_read_tree_1): Stream in DIE references. (lto_input_tree): Register DIE references. (input_function): Stream DECL_DEBUG_ARGS. * lto-streamer-out.c: Include debug.h. (lto_write_tree_1): Output DIE references. (DFS::DFS_write_tree_body): Follow DECL_ABSTRACT_ORIGIN. Force a TRANSLATION_UNIT_DECL DECL_CONTEXT for file-scope decls. (output_function): Stream DECL_DEBUG_ARGS. * tree-streamer-in.c (lto_input_ts_decl_common_tree_pointers): Stream DECL_ABSTRACT_ORIGIN. * tree-streamer-out.c (write_ts_decl_common_tree_pointers): Likewise. (write_ts_decl_minimal_tree_pointers): Force a TRANSLATION_UNIT_DECL DECL_CONTEXT for file-scope decls. * lto-streamer.h (struct dref_entry): Declare. (dref_queue): Likewise. * cfgexpand.c (pass_expand::execute): Do not call the outlining_inline_function hook here. * lto-wrapper.c (debug_obj): New global. (tool_cleanup): Unlink it if required. (debug_objcopy): New function. (run_gcc): Handle early debug sections in the IL files by extracting them to separate files, partially linkin them and feeding the result back as result to the linker. * config/darwin.h (DEBUG_LTO_INFO_SECTION, DEBUG_LTO_ABBREV_SECTION, DEBUG_LTO_MACINFO_SECTION, DEBUG_LTO_LINE_SECTION, DEBUG_STR_LTO_SECTION, DEBUG_LTO_MACRO_SECTION): Put early debug sections into a separate segment. * config/darwin.c (darwin_asm_named_section): Handle __GNU_DWARF_LTO segments. (darwin_asm_dwarf_section): Likewise. (darwin_asm_output_dwarf_offset): Likewise. * config/i386/i386.c (make_resolver_func): Set DECL_IGNORED_P. 2017-08-21 Richard Sandiford Alan Hayward David Sherwood * read-md.h (md_reader::record_potential_iterator_use): Replace pointer argument with an rtx and an index. * read-rtl.c (iterator_group::apply_iterator): Likewise. (apply_mode_iterator): Likewise. (apply_code_iterator): Likewise. (apply_int_iterator): Likewise. (apply_subst_iterator): Likewise. (record_iterator_use): Likewise. (record_attribute_use): Likewise. (md_reader::record_potential_iterator_use): Likewise. Update calls to record_iterator_use and apply_iterator. (iterator_use): Replace ptr with x and index. (attribute_use): Likewise. (apply_attribute_uses): Update calls to apply_iterator. (apply_iterators): Likewise. Update initialization of iterator_use. (rtx_reader::read_rtx_code): Update calls to record_iterator_use and record_potential_iterator_use. (rtx_reader::read_rtx_operand): Likewise. 2017-08-21 Richard Sandiford Alan Hayward David Sherwood * varasm.c (const_rtx_hash_1): Don't hash in the mode of a CONST_WIDE_INT. 2017-08-21 Richard Biener PR middle-end/81884 * tree-ssa-alias.c (stmt_kills_ref_p): Handle array accesses at struct end conservatively when comparing common bases. 2017-08-21 Richard Biener * tree-ssa-loop-im.c (struct lim_aux_data): Add ref index member. (mem_ref_in_stmt): Remove. (determine_max_movement): Use ref index to get at the reference. (invariantness_dom_walker::before_dom_children): Deal with lim data already initialized. (gather_mem_refs_stmt): Initialize lim data and record ref index. 2017-08-19 Uros Bizjak * config/i386/i386.h (OPTION_MASK_ISA_ROUND): Remove. (TARGET_ISA_ROUND): Ditto. (TARGET_ROUND): Ditto. * config/i386/i386.c: Substitute TARGET_ROUND with TARGET_SSE4_1. * config/i386/i386.md: Ditto. * config/i386/sse.md: Ditto. * config/i386/i386-builtin.def: Substitute OPTION_MASK_ISA_ROUND with OPTION_MASK_ISA_SSE4_1. 2017-08-19 Uros Bizjak PR target/81894 * doc/extend.texi (x86 Built-in Functions): Correct the name of __builtin_ia32_lzcnt_u16. 2017-08-18 Peter Bergner PR target/80210 * config/rs6000/rs6000.c (rs6000_activate_target_options): New function. (rs6000_set_current_function): Rewrite function to use it. 2017-08-18 H.J. Lu PR c/53037 * print-tree.c (print_node): Support DECL_WARN_IF_NOT_ALIGN and TYPE_WARN_IF_NOT_ALIGN. * stor-layout.c (do_type_align): Merge DECL_WARN_IF_NOT_ALIGN. (handle_warn_if_not_align): New. (place_union_field): Call handle_warn_if_not_align. (place_field): Call handle_warn_if_not_align. Copy TYPE_WARN_IF_NOT_ALIGN. (finish_builtin_struct): Copy TYPE_WARN_IF_NOT_ALIGN. (layout_type): Likewise. * tree-core.h (tree_type_common): Add warn_if_not_align. Set spare to 18. (tree_decl_common): Add warn_if_not_align. * tree.c (build_range_type_1): Copy TYPE_WARN_IF_NOT_ALIGN. * tree.h (TYPE_WARN_IF_NOT_ALIGN): New. (SET_TYPE_WARN_IF_NOT_ALIGN): Likewise. (DECL_WARN_IF_NOT_ALIGN): Likewise. (SET_DECL_WARN_IF_NOT_ALIGN): Likewise. * doc/extend.texi: Document warn_if_not_aligned attribute. * doc/invoke.texi: Document -Wif-not-aligned and -Wpacked-not-aligned. 2017-08-17 Martin Liska PR bootstrap/81864 * tree-loop-distribution.c (ddrs_table): Change type to pointer type. (get_data_dependence): Use it as pointer type. (distribute_loop): Likewise. 2017-08-17 Bill Schmidt * config/rs6000/altivec.md (UNSPEC_VMRGOW_DIRECT): New constant. (p8_vmrgew_v4sf_direct): Generalize to p8_vmrgew__direct. (p8_vmrgow__direct): New define_insn. * config/rs6000/rs6000.c (altivec_expand_vec_perm_const): Properly handle endianness for vmrgew and vmrgow permute patterns. 2017-08-17 Peter Bergner * config/rs6000/altivec.md (VParity): Remove TARGET_VSX_TIMODE. * config/rs6000/rs6000-cpus.def: Remove comment. (ISA_2_7_MASKS_SERVER): Delete OPTION_MASK_VSX_TIMODE; (POWERPC_MASKS): Likewise. * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Remove unneeded use of TARGET_VSX_TIMODE. (rs6000_setup_reg_addr_masks): Change TARGET_VSX_TIMODE to TARGET_VSX. (rs6000_init_hard_regno_mode_ok): Remove unneeded uses of TARGET_VSX_TIMODE. Change use of TARGET_VSX_TIMODE to TARGET_VSX. (rs6000_option_override_internal): Remove dead code. (rs6000_legitimize_address): Change TARGET_VSX_TIMODE to TARGET_VSX. (rs6000_legitimize_reload_address): Likewise. (rs6000_legitimate_address_p): Likewise. (rs6000_opt_masks): Delete "vsx-timode". (rs6000_disable_incompatible_switches): Remove mention of -mvsx-timode from function comment. * config/rs6000/rs6000.h (MASK_VSX_TIMODE): Delete. * config/rs6000/rs6000.md (FMOVE128_GPR): Remove TARGET_VSX_TIMODE. (V16QI, V8HI, V4SI, V4SF, V2DI, V2DF, V1TI): Remove useless empty condition. * config/rs6000/rs6000.opt (mvsx-timode): Replace with stub. * config/rs6000/vector.md (VEC_IP): Remove TARGET_VSX_TIMODE. * config/rs6000/vsx.md (VSX_LE_128): Likewise. (VSX_TI): Likewise. (VSX_M): Likewise. (define_peephole2): Likewise. 2017-08-17 Martin Sebor PR c/81859 * pretty-print.c (pp_format): Use strnlen in %.*s to avoid reading past the end of an array. (test_pp_format): Add test cases. 2017-08-17 Richard Sandiford * internal-fn.def (CLRSB, CLZ, CTZ, FFS, PARITY, POPCOUNT): Add missing ECF_NOTHROW flags. 2017-08-17 Peter Bergner PR target/72804 * config/rs6000/vsx.md (*vsx_le_permute_): Add support for operands residing in integer registers. (*vsx_le_perm_load_): Likewise. (*vsx_le_perm_store_): Likewise. (define_peephole2): Add peepholes to optimize the above. 2017-08-17 Marek Polacek PR middle-end/81814 * fold-const.c (operand_equal_for_comparison_p): Remove code that used to mimic what shorten_compare did. Change the return type to bool. (fold_cond_expr_with_comparison): Update call to operand_equal_for_comparison_p. (fold_ternary_loc): Likewise. 2017-08-17 Jackson Woodruff * aarch64-simd.md (mov): No longer force zero immediate into register. (*aarch64_simd_mov): Add new case for stp using zero immediate. 2017-08-17 Richard Biener * tree-ssa-structalias.c (solve_graph): When propagating to successors update the graphs succ edges and avoid duplicate work. 2017-08-17 Maxim Ostapenko PR target/81861 * config/i386/i386.c (ix86_option_override_internal): Save target specific options after ix86_stack_protector_guard_reg was changed. 2017-08-17 Richard Biener PR tree-optimization/81827 * tree-ssa-structalias.c (struct variable_info): Add is_reg_var flag. (new_var_info): Initialize it conservatively. (get_call_vi): Mark register vars. (new_scalar_tmp_constraint_exp): Likewise. (handle_rhs_call): Likewise. (handle_const_call): Likewise. (create_function_info_for): Likewise. (solve_constraints): Sort varinfos to separate register from non-register vars to pack points-to solution bitmaps during iteration. 2017-08-17 Marek Polacek * gimplify.c (gimplify_adjust_omp_clauses): Compare with 0 instead of 1. 2017-08-17 Richard Biener * tree-vrp.c (vrp_int_const_binop): Do not set *overflow_p to true when overflow is undefined and we saturated the result. 2017-08-17 Alan Modra PR target/80938 * config/rs6000/rs6000.c (rs6000_savres_strategy): Revert 2017-08-09. Don't use store multiple if only one reg needs saving. (interesting_frame_related_regno): New function. (rs6000_frame_related): Don't emit frame info for regs that don't need saving. (rs6000_emit_epilogue): Likewise. 2017-08-16 Nathan Sidwell * tree-core.h (tree_type_non_common): Rename binfo to lang_1. * tree.h (TYPE_BINFO): Use type_non_common.maxval. (TYPE_LANG_SLOT_1): Use type_non_common.lang_1, for any type. * tree.c (free_lang_data_in_type): Use else-if chain. Always clear TYPE_LANG_1. Remove obsolete member-function stripping. (find_decls_types_r): Comment about TYPE_MAX_VALUES_RAW. (verify_type): Adjust for TYPE_BINFO move. * lto-streamer-out.c (DFS::DFS_write_tree_body): No need to process TYPE_BINFO directly. (hash_tree): Likewise. * tree-streamer-in.c (lto_input_ts_type_non_common_tree_pointers): Likewise. * tree-streamer-out.c (write_ts_type_non_common_tree_pointers): Likewise. 2017-08-16 David Malcolm * diagnostic-show-locus.c (colorizer::m_caret): Remove unused field. 2017-08-16 Uros Bizjak PR target/46091 * config/i386/i386.md (*anddi_1_btr): Change predicates of operand 0 and operand 1 to nomimmediate_operand. Add "m" constraint. Add ix86_binary_operator_ok to insn constraint. (*iordi_1_bts): Ditto. (*xordi_1_btc): Ditto. (*btsq): Change predicate of operand 0 to nonimmediate_operand. Update corresponding peephole2 pattern. (*btrq): Ditto. (*btcq): Ditto. 2017-08-16 Bin Cheng PR tree-optimization/81832 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Don't copy loop header which has IFN_LOOP_DIST_ALIAS call. 2017-08-16 Marek Polacek PR middle/81695 * fold-const.c (fold_indirect_ref_1): Restore original behavior regarding size_zero_node. 2017-08-16 Martin Liska PR target/81753 * config.gcc: Respect previously set extra_objs in case of darwin target. 2017-08-16 Richard Sandiford PR tree-optimization/81835 * tree-vect-loop.c (vect_is_simple_reduction): Simply checks for the phi SSA_NAME. Check that the condition in a COND_EXPR does not depend on the phi. 2017-08-16 Alan Modra * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Delete dead code. 2017-08-16 Alan Modra * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p): Merge.. (save_reg_p): ..into this. Update all callers. (first_reg_to_save): Simplify. 2017-08-16 Alan Modra * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't restore fixed regs. 2017-08-15 Joseph Myers PR target/78460 PR target/67712 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Only unroll for constant count if that count is less than 32. 2017-08-15 Nathan Sidwell * gcc.c (execute): Emit friendlier message if inferior is killed by an external cause. 2017-08-15 Richard Biener PR tree-optimization/81790 * tree-ssa-sccvn.c (vn_lookup_simplify_result): Handle both CONSTRUCTORs from simplifying and VN. 2017-08-14 Martin Sebor * builtin-attrs.def: Add comments. 2017-08-14 Martin Sebor PR c/81117 * doc/extend.texi (attribute nonstring): Document new attribute. 2017-08-14 Martin Sebor PR c/81117 * tree-diagnostic.c (default_tree_printer): Handle %G. * gimple-pretty-print.h (percent_G_format): Declare new function. * gimple-pretty-print.c (percent_G_format): Define. * tree-pretty-print.c (percent_K_format): Add argument. 2017-08-14 Martin Sebor PR translation/79998 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Remove a stray space. 2017-08-14 Uros Bizjak PR target/46091 * config/i386/i386.md (*anddi_1_btr): New insn_and_split pattern. (*iordi_1_bts): Ditto. (*xordi_1_btc): Ditto. 2017-08-14 Bill Schmidt PR target/79845 * config/rs6000/linux64.h (INVALID_64BIT): Use quoted strings. * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Likewise. * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Use quoted strings, and make more translator-friendly. (darwin_rs6000_override_options): Likewise. (rs6000_option_override_internal): Likewise. (rs6000_return_in_memory): Fix overlong line. (init_cmulative_args): Use quoted strings, and make more translator-friendly. (rs6000_pass_by_reference): Fix overlong line. (def_builtin): Use quoted strings. (altivec_expand_predicate_builtin): Use quoted strings, and make more translator-friendly. (htm_expand_builtin): Use quoted strings. (cpu_expand_builtin): Use quoted strings, and make more translator-friendly. (altivec_expand_builtin): Likewise. (paired_expand_predicate_builtin): Likewise. (rs6000_invalid_builtin): Likewise. (builtin_function_type): Use quoted strings. (rs6000_expand_split_stack_prologue): Use quoted strings, and make more translator-friendly. (rs6000_trampoline_init): Likewise. (rs6000_handle_altivec_attribute): Likewise. (rs6000_inner_target_options): Use quoted strings. (rs6000_disable_incompatible_switches): Likewise. * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Use quoted strings, and make more translator-friendly. (SUBSUBTARGET_OVERRIDE_OPTIONS): Use quoted strings. 2017-08-14 Bin Cheng PR tree-optimization/81799 * tree-loop-distribution.c (version_loop_by_alias_check): Force cond_expr to simple gimple operand. 2017-08-14 Wilco Dijkstra PR middle-end/46932 * doc/sourcebuild.texi (autoincdec): Add autoincdec description. 2017-08-14 Georg-Johann Lay PR target/81754 PR target/81268 * config/avr/avr.opt (mgas-isr-prologues): New Var avr_gasisr_prologues. * config/avr/avr.md (gasisr, *gasisr): Use it instead of TARGET_GASISR_PROLOGUES. * config/avr/avr.c (avr_option_override): Same. (avr_pass_pre_proep::execute): Same. 2017-08-13 H.J. Lu PR target/81820 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Replace frame pointer with stack pointer - UNITS_PER_WORD in debug insns. 2017-08-13 Uros Bizjak * config/i386/i386.md (*load_tp_): Redefine as define_insn_and_split. Split to a memory load from 0 in DEFAULT_TLS_SEG_REG address space. Merge with *load_tp_x32 using PTR mode iterator. (*load_tp_x32_zext"): Redefine as define_insn_and_split. Split to a memory load from 0 in DEFAULT_TLS_SEG_REG address space. (*add_tp_): Redefine as define_insn_and_split. Split to an add with a memory load from 0 in DEFAULT_TLS_SEG_REG address space. Merge with *add_tp_x32 using PTR mode iterator. (*add_tp_x32_zext"): Redefine as define_insn_and_split. Split to an add with a memory load from 0 in DEFAULT_TLS_SEG_REG address space. 2017-08-12 Andrew Pinski * config/aarch64/aarch64-option-extensions.def (rdma): Fix feature string to what Linux prints out in /proc/cpuinfo. 2017-08-12 Pierre-Marie de Rodat PR ada/79542 * dwarf2out.c (modified_type_die): For C typedef types that have an ultimate origin, process the ultimate origin instead of the input type. (gen_typedef_die): Assert that input DECLs have no ultimate origin. (gen_type_die_with_usage): For typedef variants that have an ultimate origin, just call gen_decl_die on the original DECL. (process_scope_var): Avoid creating DIEs for local typedefs and concrete static variables. 2017-08-12 Alan Modra PR target/81170 PR target/81295 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Upgrade to match gnu-user.h startfile. (ENDFILE_LINUX_SPEC): Similarly. 2017-08-11 Thomas Schwinge PR lto/81430 * config/nvptx/nvptx.c (nvptx_override_options_after_change): Remove function. (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Remove definition. 2017-08-11 Tamar Christina * config/aarch64/aarch64.md (mov): Change. (*movhf_aarch64, *movsf_aarch64, *movdf_aarch64): aarch64_reg_or_fp_float into aarch64_reg_or_fp_zero. * config/aarch64/predicates.md (aarch64_reg_or_fp_float): Removed. 2017-08-11 Eric Botcazou * tree-sra.c (build_access_from_expr_1): Use more precise diagnostics for storage order barriers. 2017-08-11 Martin Liska PR tree-opt/79987 * tree-chkp.c (chkp_get_bounds_for_decl_addr): Do not instrument variables of void type. 2017-08-11 Martin Liska * asan.c (asan_protect_global): Replace ASM_OUTPUT_DEF with TARGET_SUPPORTS_ALIASES. * cgraph.c (cgraph_node::create_same_body_alias): Likewise. * ipa-visibility.c (can_replace_by_local_alias): Likewise. (optimize_weakref): Likewise. * symtab.c (symtab_node::noninterposable_alias): Likewise. * varpool.c (varpool_node::create_extra_name_alias): Likewise. * defaults.h: Introduce TARGET_SUPPORTS_ALIASES. 2017-08-11 Martin Liska PR ipa/81213 * config/i386/i386.c (make_resolver_func): Do complete refactoring of the function. 2017-08-10 Uros Bizjak PR target/81708 * config/i386/i386.opt (mstack-protector-guard-symbol=): New option * config/i386/i386.c (ix86_stack_protect_guard): Use ix86_stack_protect_guard_symbol_str to generate varible declaration. * doc/invoke.texi (x86 Options): Document -mstack-protector-guard-symbol= option. 2017-08-10 Uros Bizjak * config/i386/i386-protos.h (ix86_split_stack_guard): New prototype. * config/i386/i386.c (ix86_split_stack_guard): New function. (ix86_xpand_split_stack_prologue): Call ix86_split_stack_guard. (ix86_legitimate_address_p) : Remove. (i386_asm_output_addr_const_extra) : Ditto. (optput_pic_addr_const): Remove UNSPEC_STACK_CHECK handling. * config/i386/i386.md (unspec): Remove UNSPEC_STACK_CHECK. (split_stack_space_check): Call ix86_split_stack_guard. 2017-08-10 Martin Sebor * print-tree.c (print_node): Print location using the established format %s:%i%i. Replace spaces with colons. (debug_raw, debug): Ditto. 2017-08-10 Martin Sebor PR c++/81586 * pretty-print.c (pp_format): Correct the handling of %s precision. 2017-08-10 H.J. Lu PR target/81736 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Renamed to ... (ix86_finalize_stack_frame_flags): This. Also clear frame_pointer_needed if -fno-omit-frame-pointer is used without stack access. (ix86_expand_prologue): Replace ix86_finalize_stack_realign_flags with ix86_finalize_stack_frame_flags. (ix86_expand_epilogue): Likewise. (ix86_expand_split_stack_prologue): Likewise. * doc/invoke.texi: Add a note for -fno-omit-frame-pointer. 2017-08-10 Martin Liska PR c++/81355 * c-attribs.c (handle_target_attribute): Report warning for an empty string argument of target attribute. 2017-08-09 Jakub Jelinek PR c/81687 * omp-low.c (omp_copy_decl): Don't remap FORCED_LABEL or DECL_NONLOCAL LABEL_DECLs. * tree-cfg.c (move_stmt_op): Don't adjust DECL_CONTEXT of FORCED_LABEL or DECL_NONLOCAL labels. (move_stmt_r) : Adjust DECL_CONTEXT of FORCED_LABEL or DECL_NONLOCAL labels here. 2017-08-09 Will Schmidt * config/rs6000/rs6000.c (rs6000_option_override_internal): Add blurb to indicate when early gimple folding has been disabled. (rs6000_gimple_fold_builtin): Add debug content. (rs6000_invalid_builtin): Fix whitespace. (rs6000_expand_builtin): Fix whitespace. * config/rs6000/rs6000.opt: Add option for -mfold-gimple. 2017-08-09 Segher Boessenkool PR target/80938 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use SAVE_MULTIPLE if not all the registers that saves, should be saved. 2017-08-09 Jim Wilson * config/aarch64/aarch64-cores.def (falkor): Use falkor pipeline. (qdf24xx): Likewise. * config/aarch64/aarch64.md: Include falkor.md. * config/aarch64/falkor.md: New. 2017-08-09 Marek Polacek PR c/81233 * diagnostic-core.h (emit_diagnostic_valist): Add declaration. * diagnostic.c (emit_diagnostic): Add a comment. (emit_diagnostic_valist): New function. 2017-08-09 Marek Polacek PR c/81417 * input.c (make_location): New overload. * input.h (make_location): Declare. 2017-08-08 Alan Modra H.J. Lu PR driver/81523 * gcc.c (NO_PIE_SPEC): Delete. (PIE_SPEC): Define as !no-pie/pie. Move static|shared|r exclusion.. (LINK_PIE_SPEC): ..to here. (LINK_COMMAND_SPEC): Support -no-pie. * config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Correct chain of crtbegin*.o selection, update for PIE_SPEC changes and format. (GNU_USER_TARGET_ENDFILE_SPEC): Similarly. * config/sol2.h (STARTFILE_CRTBEGIN_SPEC): Similarly. (ENDFILE_CRTEND_SPEC): Similarly. 2017-08-08 Uros Bizjak PR target/81708 * config/i386/i386.opt (mstack-protector-guard-reg=): New option (mstack-protector-guard-offset=): Ditto. * config/i386/i386.c (ix86_option_override): Handle -mstack-protector-guard-reg= and -mstack-protector-guard-offset= options. (ix86_stack_protect_guard): Use ix86_stack_protect_guard_reg and ix86_stack_protect_guard_offset variables. (TARGET_STACK_PROTECT_GUARD): Always define. * doc/invoke.texi (x86 Options): Document -mstack-protector-guard-reg= and -mstack-protector-guard-offset= options. 2017-08-08 Bin Cheng * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): Handle boundary case for the last candidate. 2017-08-08 Bin Cheng * doc/invoke.texi: Document -ftree-loop-distribution for O3. * opts.c (default_options_table): Add OPT_ftree_loop_distribution. 2017-08-08 Tamar Christina PR middle-end/19706 * config/aarch64/aarch64.md (xorsign3): New optabs. * config/aarch64/aarch64-builtins.c (aarch64_builtin_vectorized_function): Added CASE_CFN_XORSIGN. * config/aarch64/aarch64-simd-builtins.def: Added xorsign BINOP. * config/aarch64/aarch64-simd.md: Added xorsign3 2017-08-08 Tamar Christina Andrew Pinski PR middle-end/19706 * internal-fn.def (XORSIGN): New. * optabs.def (xorsign_optab): New. * tree-ssa-math-opts.c (is_copysign_call_with_1): New. (convert_expand_mult_copysign): New. (pass_optimize_widening_mul::execute): Call convert_expand_mult_copysign. 2017-08-08 Bill Schmidt PR tree-optimization/81354 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge): Insert on edges rather than explicitly creating landing pads. (analyze_candidates_and_replace): Commit edge inserts. 2017-08-08 Richard Biener PR middle-end/81719 * tree-ssa-loop-niter.c: Include tree-dfa.h. (expand_simple_operations): Also look through ADDR_EXPRs with MEM_REF bases treating them as POINTER_PLUS_EXPR. 2017-08-08 Richard Biener PR tree-optimization/81723 * tree-vect-slp.c (struct bst_traits): New hash traits. (bst_fail): New global. (vect_build_slp_tree_2): New worker, split out from ... (vect_build_slp_tree): ... this now wrapping it with using bst_fail set to cache SLP tree build fails. Properly handle max_tree_size. (vect_analyze_slp_instance): Allocate and free bst_fail. 2017-08-08 Martin Liska PR tree-opt/81696 * ipa-icf-gimple.c (func_checker::compare_cst_or_decl): Consider LABEL_DECLs that can be from a different function. 2017-08-08 Bin Cheng PR tree-optimization/81744 * tree-predcom.c (prepare_finalizers_chain): Deep copy expr of loop's number of iterations. 2017-08-08 Martin Liska * asan.c: Include header files. * attribs.c (build_decl_attribute_variant): New function moved from tree.[ch]. (build_type_attribute_qual_variant): Likewise. (cmp_attrib_identifiers): Likewise. (simple_cst_list_equal): Likewise. (omp_declare_simd_clauses_equal): Likewise. (attribute_value_equal): Likewise. (comp_type_attributes): Likewise. (build_type_attribute_variant): Likewise. (lookup_ident_attribute): Likewise. (remove_attribute): Likewise. (merge_attributes): Likewise. (merge_type_attributes): Likewise. (merge_decl_attributes): Likewise. (merge_dllimport_decl_attributes): Likewise. (handle_dll_attribute): Likewise. (attribute_list_equal): Likewise. (attribute_list_contained): Likewise. * attribs.h (lookup_attribute): New function moved from tree.[ch]. (lookup_attribute_by_prefix): Likewise. * bb-reorder.c: Include header files. * builtins.c: Likewise. * calls.c: Likewise. * cfgexpand.c: Likewise. * cgraph.c: Likewise. * cgraphunit.c: Likewise. * convert.c: Likewise. * dwarf2out.c: Likewise. * final.c: Likewise. * fold-const.c: Likewise. * function.c: Likewise. * gimple-expr.c: Likewise. * gimple-fold.c: Likewise. * gimple-pretty-print.c: Likewise. * gimple.c: Likewise. * gimplify.c: Likewise. * hsa-common.c: Likewise. * hsa-gen.c: Likewise. * internal-fn.c: Likewise. * ipa-chkp.c: Likewise. * ipa-cp.c: Likewise. * ipa-devirt.c: Likewise. * ipa-fnsummary.c: Likewise. * ipa-inline.c: Likewise. * ipa-visibility.c: Likewise. * ipa.c: Likewise. * lto-cgraph.c: Likewise. * omp-expand.c: Likewise. * omp-general.c: Likewise. * omp-low.c: Likewise. * omp-offload.c: Likewise. * omp-simd-clone.c: Likewise. * opts-global.c: Likewise. * passes.c: Likewise. * predict.c: Likewise. * sancov.c: Likewise. * sanopt.c: Likewise. * symtab.c: Likewise. * toplev.c: Likewise. * trans-mem.c: Likewise. * tree-chkp.c: Likewise. * tree-eh.c: Likewise. * tree-into-ssa.c: Likewise. * tree-object-size.c: Likewise. * tree-parloops.c: Likewise. * tree-profile.c: Likewise. * tree-ssa-ccp.c: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-loop.c: Likewise. * tree-ssa-sccvn.c: Likewise. * tree-ssa-structalias.c: Likewise. * tree-ssa.c: Likewise. * tree-streamer-in.c: Likewise. * tree-vectorizer.c: Likewise. * tree-vrp.c: Likewise. * tsan.c: Likewise. * ubsan.c: Likewise. * varasm.c: Likewise. * varpool.c: Likewise. * tree.c: Remove functions moved to attribs.[ch]. * tree.h: Likewise. * config/aarch64/aarch64.c: Add attrs.h header file. * config/alpha/alpha.c: Likewise. * config/arc/arc.c: Likewise. * config/arm/arm.c: Likewise. * config/avr/avr.c: Likewise. * config/bfin/bfin.c: Likewise. * config/c6x/c6x.c: Likewise. * config/cr16/cr16.c: Likewise. * config/cris/cris.c: Likewise. * config/darwin.c: Likewise. * config/epiphany/epiphany.c: Likewise. * config/fr30/fr30.c: Likewise. * config/frv/frv.c: Likewise. * config/ft32/ft32.c: Likewise. * config/h8300/h8300.c: Likewise. * config/i386/winnt.c: Likewise. * config/ia64/ia64.c: Likewise. * config/iq2000/iq2000.c: Likewise. * config/lm32/lm32.c: Likewise. * config/m32c/m32c.c: Likewise. * config/m32r/m32r.c: Likewise. * config/m68k/m68k.c: Likewise. * config/mcore/mcore.c: Likewise. * config/microblaze/microblaze.c: Likewise. * config/mips/mips.c: Likewise. * config/mmix/mmix.c: Likewise. * config/mn10300/mn10300.c: Likewise. * config/moxie/moxie.c: Likewise. * config/msp430/msp430.c: Likewise. * config/nds32/nds32-isr.c: Likewise. * config/nds32/nds32.c: Likewise. * config/nios2/nios2.c: Likewise. * config/nvptx/nvptx.c: Likewise. * config/pa/pa.c: Likewise. * config/pdp11/pdp11.c: Likewise. * config/powerpcspe/powerpcspe.c: Likewise. * config/riscv/riscv.c: Likewise. * config/rl78/rl78.c: Likewise. * config/rx/rx.c: Likewise. * config/s390/s390.c: Likewise. * config/sh/sh.c: Likewise. * config/sol2.c: Likewise. * config/sparc/sparc.c: Likewise. * config/spu/spu.c: Likewise. * config/stormy16/stormy16.c: Likewise. * config/tilegx/tilegx.c: Likewise. * config/tilepro/tilepro.c: Likewise. * config/v850/v850.c: Likewise. * config/vax/vax.c: Likewise. * config/visium/visium.c: Likewise. * config/xtensa/xtensa.c: Likewise. 2017-08-07 Michael Meissner PR target/81593 * config/rs6000/vsx.md (vsx_concat_, VSX_D): Cleanup constraints since the -mupper-regs-* switches have been eliminated. (vsx_concat__1): New combiner insns to recognize inserting into a vector from a double word element that was extracted from another vector, and eliminate extra XXPERMDI instructions. (vsx_concat__2): Likewise. (vsx_concat__3): Likewise. (vsx_set_, VSX_D): Rewrite vector set in terms of vector concat to allow optimizing inserts from previous extracts. 2017-08-07 Uros Bizjak * config/i386/i386.c (ix86_stack_protect_guard): Generate memory reference to a SSP offset in TLS address space. (ix86_print_operand) : Remove. (ix86_print_operand_punct_valid_p): Remove '@' code. * config/i386/i386.md (unspec): Remove UNSPEC_SP_TLS_SET and UNSPEC_SP_TLS_TEST. (stack_tls_protect_set_): Remove. (stack_protect_set): Do not call gen_stack_tls_protect_set_. (stack_tls_protect_test_): Remove. (stack_protect_test): Do not call gen_stack_tls_protect_test_. 2017-08-07 Olivier Hainque PR target/81755 * config/vxworksae.h (VXWORKS_HAVE_TLS): Define. 2017-08-07 Douglas Rupp * Makefile.in (install-mkheaders): Fix typo, where the multi_dir variable was referenced as multidir in command. 2017-08-07 Jakub Jelinek PR c/69389 * gimplify.c (goa_stabilize_expr): Handle BIT_INSERT_EXPR and BIT_FIELD_REF. 2017-08-07 Martin Liska * config/m32c/m32c.c: Add include of stringpool.h and attribs.h. * config/rl78/rl78.c: Add include of attribs.h. * config/sh/sh.c: Likewise. * config/v850/v850.c: Likewise. 2017-08-07 Tom de Vries PR middle-end/78266 * omp-expand.c (expand_oacc_for): Ensure diff_type is large enough. 2017-08-07 Martin Liska * config/mips/mips.c: Include attribs.h. 2017-08-07 Thomas Koenig PR fortran/68829 * doc/invoke.texi: Document change in behvaior for -Ofast for Fortran. 2017-08-07 Wilco Dijkstra * config/aarch64/aarch64.c (aarch64_pushwb_single_reg): Use gen_frame_mem. (aarch64_pop_regs): Likewise. (aarch64_gen_load_pair): Likewise. (aarch64_save_callee_saves): Likewise. (aarch64_restore_callee_saves): Likewise. 2017-08-07 H.J. Lu * config/i386/i386.c: Revert the last change. 2017-08-07 H.J. Lu PR target/81736 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Renamed to ... (ix86_finalize_stack_frame_flags): This. Also clear frame_pointer_needed if -fno-omit-frame-pointer is used without stack access. (ix86_expand_prologue): Replace ix86_finalize_stack_realign_flags with ix86_finalize_stack_frame_flags. (ix86_expand_epilogue): Likewise. (ix86_expand_split_stack_prologue): Likewise. 2017-08-07 H.J. Lu PR target/81743 * config/i386/i386.c (get_builtin_code_for_version): Set priority to P_AES for Westmere. 2017-08-07 Jonathan Yong <10walls@gmail.com> * config/i386/mingw.opt (fset-stack-executable): Removed. * config/i386/cygming.opt (fset-stack-executable): Moved from mingw.opt. * config/i386/cygwin.h: Define CHECK_EXECUTE_STACK_ENABLED. 2017-08-07 Segher Boessenkool * print-rtl.c (print_exp): Print NOT as "~" instead of as "!". 2017-08-07 Marek Polacek PR middle-end/81737 * fold-const.c (fold_indirect_ref_1): Check type_domain. 2017-08-07 Martin Liska * attribs.h (canonicalize_attr_name): New function. (cmp_attribs): Move from c-format.c and adjusted. (is_attribute_p): Moved from tree.h. * tree-inline.c: Add new includes. * tree.c (cmp_attrib_identifiers): Use cmp_attribs. (private_is_attribute_p): Remove. (private_lookup_attribute): Likewise. (private_lookup_attribute_by_prefix): Simplify. (remove_attribute): Use is_attribute_p. * tree.h: Remove removed declarations. 2017-08-07 Jakub Jelinek PR middle-end/81698 * stmt.c (emit_case_dispatch_table): Add DEFAULT_EDGE argument, instead of computing it in the function. Formatting fix. (expand_case): Don't rely on default_edge being the first edge, clear it if removing it, pass default_edge to emit_case_dispatch_table. (expand_sjlj_dispatch_table): Pass NULL as DEFAULT_EDGE, formatting fix. 2017-08-06 Uros Bizjak * config/alpha/alpha.c (alpha_reorg): If trap is the last active insn in the function, emit NOP after the insn. 2017-08-06 Tom de Vries * omp-expand.c (expand_oacc_for): Add missing edge probability for tile and element loops. 2017-08-06 Tom de Vries * omp-expand.c (expand_oacc_for): Add missing edge probability for chunk loop. 2017-08-04 Yury Gribov PR tree-optimization/57371 * match.pd: New pattern. 2017-08-04 Marek Polacek PR middle-end/81695 * fold-const.c (fold_indirect_ref_1): For ((int *)&a + 4 -> a[1], perform the computation in offset_int. 2017-08-04 Richard Sandiford PR tree-optimization/81136 * tree-vectorizer.h: Include tree-hash-traits.h. (vec_base_alignments): New typedef. (vec_info): Add a base_alignments field. (vect_record_base_alignments): Declare. * tree-data-ref.h (data_reference): Add an is_conditional_in_stmt field. (DR_IS_CONDITIONAL_IN_STMT): New macro. (create_data_ref): Add an is_conditional_in_stmt argument. * tree-data-ref.c (create_data_ref): Likewise. Use it to initialize the is_conditional_in_stmt field. (data_ref_loc): Add an is_conditional_in_stmt field. (get_references_in_stmt): Set the is_conditional_in_stmt field. (find_data_references_in_stmt): Update call to create_data_ref. (graphite_find_data_references_in_stmt): Likewise. * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise. * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise. (vect_record_base_alignment): New function. (vect_record_base_alignments): Likewise. (vect_compute_data_ref_alignment): Adjust base_addr and aligned_to for nested statements even if we fail to compute a misalignment. Use pooled base alignments for unconditional references. (vect_find_same_alignment_drs): Compare base addresses instead of base objects. (vect_analyze_data_refs_alignment): Call vect_record_base_alignments. * tree-vect-slp.c (vect_slp_analyze_bb_1): Likewise. 2017-08-04 Richard Sandiford * tree-vectorizer.h (vec_info): Add a constructor and destructor. Add an explicit name for the enum. Use auto_vec for slp_instances and grouped_stores. (_loop_vec_info): Add a constructor and destructor. Use auto_vec for all vectors. (_bb_vec_info): Add a constructor and destructor. (vinfo_for_stmt): Return NULL for uids of -1 as well. (destroy_loop_vec_info): Delete. (vect_destroy_datarefs): Likewise. * tree-vectorizer.c (vect_destroy_datarefs): Delete. (vec_info::vec_info): New function. (vec_info::~vec_info): Likewise. (vectorize_loops): Use delete instead of destroy_loop_vec_info. * tree-parloops.c (gather_scalar_reductions): Use delete instead of destroy_loop_vec_info. * tree-vect-loop.c (new_loop_vec_info): Replace with... (_loop_vec_info::_loop_vec_info): ...this. (destroy_loop_vec_info): Replace with... (_loop_vec_info::~_loop_vec_info): ...this. Unconditionally delete the stmt_vec_infos. Leave handling of vec_info information to its destructor. Remove explicit vector releases. (vect_analyze_loop_form): Use new instead of new_loop_vec_info. (vect_analyze_loop): Use delete instead of destroy_loop_vec_info. * tree-vect-slp.c (new_bb_vec_info): Replace with... (_bb_vec_info::_bb_vec_info): ...this. Don't reserve space in BB_VINFO_GROUPED_STORES or BB_VINFO_SLP_INSTANCES. (destroy_bb_vec_info): Replace with... (_bb_vec_info::~_bb_vec_info): ...this. Leave handling of vec_info information to its destructor. (vect_slp_analyze_bb_1): Use new and delete instead of new_bb_vec_info and destroy_bb_vec_info. (vect_slp_bb): Replace 2 calls to destroy_bb_vec_info with a single delete. 2017-08-04 Richard Sandiford * tree-data-ref.h (subscript): Add access_fn field. (data_dependence_relation): Add could_be_independent_p. (SUB_ACCESS_FN, DDR_COULD_BE_INDEPENDENT_P): New macros. (same_access_functions): Move to tree-data-ref.c. * tree-data-ref.c (ref_contains_union_access_p): New function. (access_fn_component_p): Likewise. (access_fn_components_comparable_p): Likewise. (dr_analyze_indices): Add a reference to access_fn_component_p. (dump_data_dependence_relation): Use SUB_ACCESS_FN instead of DR_ACCESS_FN. (constant_access_functions): Likewise. (add_other_self_distances): Likewise. (same_access_functions): Likewise. (Moved from tree-data-ref.h.) (initialize_data_dependence_relation): Use XCNEW and remove explicit zeroing of DDR_REVERSED_P. Look for a subsequence of access functions that have the same type. Allow the subsequence to end with different bases in some circumstances. Record the chosen access functions in SUB_ACCESS_FN. (build_classic_dist_vector_1): Replace ddr_a and ddr_b with a_index and b_index. Use SUB_ACCESS_FN instead of DR_ACCESS_FN. (subscript_dependence_tester_1): Likewise dra and drb. (build_classic_dist_vector): Update calls accordingly. (subscript_dependence_tester): Likewise. * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Check DDR_COULD_BE_INDEPENDENT_P. * tree-vectorizer.h (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Test comp_alias_ddrs instead of may_alias_ddrs. * tree-vect-data-refs.c (vect_analyze_possibly_independent_ddr): New function. (vect_analyze_data_ref_dependence): Use it if DDR_COULD_BE_INDEPENDENT_P, but fall back to using the recorded distance vectors if that fails. (dependence_distance_ge_vf): New function. (vect_prune_runtime_alias_test_list): Use it. Don't clear LOOP_VINFO_MAY_ALIAS_DDRS. 2017-08-04 Richard Biener PR middle-end/81705 * fold-const.c (fold_binary_loc): Properly restrict minus_var0 && minus_var1 case when associating undefined overflow entities. 2017-08-04 Tom de Vries * omp-simd-clone.c (simd_clone_adjust): Add missing edge probability. 2017-08-03 Bill Schmidt * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Don't start diagnostic messages with a capital letter. * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise. (rs6000_invalid_builtin): Likewise. (rs6000_trampoline_init): Likewise. 2017-08-03 Jakub Jelinek PR target/81621 * bb-reorder.c (pass_partition_blocks::execute): Return TODO_df_finish after setting changeable df flags. 2017-08-03 Richard Biener * tree-ssa-reassoc.c (should_break_up_subtract): Also break up if the use is in USE - X. 2017-08-03 Alexander Monakov * toplev.c (dumpfile.h): New include. (internal_error_reentered): New static function. Use it... (internal_error_function): ...here to handle reentered internal_error. 2017-08-03 Richard Biener PR middle-end/81148 * fold-const.c (split_tree): Add minus_var and minus_con arguments, remove unused loc arg. Never generate NEGATE_EXPRs here but always use minus_*. (associate_trees): Assert we never associate with MINUS_EXPR and NULL first operand. Do not recurse for PLUS_EXPR operands when associating as MINUS_EXPR either. (fold_binary_loc): Track minus_var and minus_con. 2017-08-03 Tom de Vries PR lto/81430 * tree-streamer-in.c (lto_input_ts_function_decl_tree_pointers): If ACCEL_COMPILER, apply finish_options on DECL_FUNCTION_SPECIFIC_OPTIMIZATION. 2017-08-03 Tom de Vries PR target/81662 * config/nvptx/nvptx.c (nvptx_option_override): Emit sorry if function_entry_patch_area_size > 0. 2017-08-03 Jakub Jelinek PR driver/81650 * calls.c (alloc_max_size): Use HOST_WIDE_INT_UC (10??) instead of 10??LU, perform unit multiplication in wide_int, don't change alloc_object_size_limit if the limit is larger than SSIZE_MAX. PR tree-optimization/81655 PR tree-optimization/81588 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle also the case when ranges[i].low and high are 1 for unsigned type with precision 1. PR middle-end/81052 * omp-low.c (diagnose_sb_0): Handle flag_openmp_simd like flag_openmp. (pass_diagnose_omp_blocks::gate): Enable also for flag_openmp_simd. 2017-08-03 Prathamesh Kulkarni * tree-vrp.h: Add include guard. 2017-08-02 Uros Bizjak PR target/81644 * config/i386/i386.md (unspecv): Add UNSPECV_UD2. (ud2): New insn pattern. * config/i386/i386.c (ix86_expand_epilogue): For naked functions, generate ud2 instead of trap insn. 2017-08-02 Marek Polacek PR other/81667 * alloc-pool.h (base_pool_allocator): Initialize m_elt_size. 2017-08-02 Tom de Vries Cesar Philippidis * config/nvptx/nvptx.c (nvptx_lockless_update, nvptx_lockfull_update): Add missing edge probabilities. 2017-08-02 Tamar Christina * config/aarch64/aarch64.c (aarch64_reinterpret_float_as_int): Correct endianness. 2017-08-02 Jakub Jelinek PR middle-end/79499 * function.c (thread_prologue_and_epilogue_insns): Determine blocks for find_many_sub_basic_blocks bitmap by looking up BLOCK_FOR_INSN of first NONDEBUG_INSN_P in each of the split_prologue_seq and prologue_seq sequences - if any. 2017-08-02 Richard Biener * tree-vect-stmts.c (vectorizable_store): Perform vector extracts via vectors if supported, integer extracts via punning if supported or otherwise vector extracts. 2017-08-02 Richard Biener * tree-ssa-pre.c (bitmap_insert_into_set_1): Remove and inline into ... (bitmap_insert_into_set): ... this. 2017-08-02 Richard Biener PR tree-optimization/81633 Revert 2015-08-17 Alan Hayward PR tree-optimization/71752 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands. 2017-08-01 Daniel Santos * config/i386/i386.h (ix86_frame::outlined_save_offset): Remove field. (machine_function::call_ms2sysv_pad_out): Remove field. * config/i386/i386.c (xlogue_layout::get_stack_space_used): Modify. (ix86_compute_frame_layout): Likewise. 2017-08-01 H.J. Lu PR target/81654 * config/i386/i386.c (ix86_set_func_type): Disallow naked attribute with interrupt attribute. 2017-08-01 Andrew Pinski * tree-ssa-scopedtables.c (hashable_expr_equal_p): Check BIT_INSERT_EXPR's operand 1 to see if the types precision matches. 2017-08-01 Martin Liska PR middle-end/70140 * builtins.c (expand_builtin_memcpy_args): Remove. (expand_builtin_memcpy): Call newly added function expand_builtin_memory_copy_args. (expand_builtin_memcpy_with_bounds): Likewise. (expand_builtin_mempcpy): Remove last argument. (expand_builtin_mempcpy_with_bounds): Likewise. (expand_builtin_memory_copy_args): New function created from expand_builtin_mempcpy_args with small modifications. (expand_builtin_mempcpy_args): Remove. (expand_builtin_stpcpy): Remove unused argument. (expand_builtin): Likewise. (expand_builtin_with_bounds): Likewise. 2017-08-01 Martin Liska Revert r250771 Make mempcpy more optimal (PR middle-end/70140). 2017-08-01 Jakub Jelinek PR target/81622 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): For __builtin_vec_cmpne verify both arguments are compatible vectors before looking at TYPE_MODE on the element type. For __builtin_vec_ld verify arg1_type is a pointer or array type. For __builtin_vec_st, move computation of aligned to after checking the argument types. Formatting fixes. PR target/80846 * config/rs6000/vsx.md (vextract_fp_from_shorth, vextract_fp_from_shortl): Add element mode after mode in gen_vec_init* calls. 2017-08-01 Jerome Lambourg Doug Rupp Olivier Hainque * config.gcc (arm-wrs-vxworks*): Rework to handle arm-wrs-vxworks7 as well as arm-wrs-vxworks. Update target_cpu_name from arm6 (arch v3) to arm8 (arch v4). * config/arm/vxworks.h (MAYBE_TARGET_BPABI_CPP_BUILTINS): New, helper for TARGET_OS_CPP_BUILTIN. (TARGET_OS_CPP_BUILTIN): Invoke MAYBE_TARGET_BPABI_CPP_BUILTINS(), refine CPU definitions for arm_arch5 and add those for arm_arch6 and arm_arch7. (MAYBE_ASM_ABI_SPEC): New, helper for SUBTARGET_EXTRA_ASM_SPEC, passing required abi options to the assembler for EABI configurations. (EXTRA_CC1_SPEC): New macro, to help prevent the implicit production of .text.hot and .text.unlikely sections for kernel modules when using ARM style exceptions. (CC1_SPEC): Remove obsolete attempt at mimicking Diab toolchain options. Add EXTRA_CC1_SPEC. (VXWORKS_ENDIAN_SPEC): Adjust comment and remove handling of Diab toolchain options. (DWARF2_UNWIND_INFO): Redefine to handle the pre/post VxWorks 7 transition. (ARM_TARGET2_DWARF_FORMAT): Define. * config/arm/t-vxworks: Adjust multilib control to removal of the Diab command line options. 2017-08-01 Martin Liska PR gcov-profile/81561 * gcov.c (unblock): Make unblocking safe as we need to preserve index correspondence of blocks and block_lists. 2017-08-01 Richard Biener PR tree-optimization/81181 * tree-ssa-pre.c (compute_antic_aux): Defer clean() to ... (compute_antic): ... end of iteration here. 2017-08-01 James Greenhalgh * common.opt (ftree-vectorize): No longer set flag_tree_vectorize. (ftree-loop-vectorize): Set as EnabledBy ftree-vectorize. (ftree-slp-vectorize): Likewise. * omp-expand (expand_omp_simd): Remove flag_tree_vectorize, as it can no longer be set independent of flag_tree_loop_vectorize. * omp-general.c (emp_max_vf): Likewise. * opts.c (enable_fdo_optimizations): Remove references to flag_tree_vectorize, these are now implicit. (common_handle_option): Remove handling for OPT_ftree_vectorize, and leave it for the options machinery. 2017-08-01 Martin Liska PR middle-end/70140 * builtins.c (expand_builtin_memcpy_args): Remove. (expand_builtin_memcpy): Call newly added function expand_builtin_memory_copy_args. (expand_builtin_memcpy_with_bounds): Likewise. (expand_builtin_mempcpy): Remove last argument. (expand_builtin_mempcpy_with_bounds): Likewise. (expand_builtin_memory_copy_args): New function created from expand_builtin_mempcpy_args with small modifications. (expand_builtin_mempcpy_args): Remove. (expand_builtin_stpcpy): Remove unused argument. (expand_builtin): Likewise. (expand_builtin_with_bounds): Likewise. 2017-08-01 Uros Bizjak PR target/81641 * config/i386/i386.c (ix86_print_operand_address_as): For -masm=intel print "ds:" only for immediates in generic address space. 2017-08-01 Uros Bizjak PR target/81639 * config/i386/i386.c (ix86_funciton_naked): New prototype. (ix86_function_ok_for_sibcall): Return false for naked functions. 2017-08-01 Richard Biener * tree-ssa-pre.c (print_pre_expr): Handle NULL expr. (compute_antic): Seed worklist with exit block predecessors. * cfganal.c (dfs_find_deadend): For a cycle return the source of the edge closing it. 2017-08-01 Tamar Christina * config/aarch64/aarch64.c (aarch64_can_const_movi_rtx_p): Move 0 check. 2017-08-01 Bin Cheng * tree.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Delete. * fold-const.c (fold_comparison, fold_binary_loc): Delete use of above macro. * match.pd: Ditto in address comparison pattern. 2017-08-01 Bin Cheng PR tree-optimization/81627 * tree-predcom.c (prepare_finalizers): Always rewrite into loop closed ssa form for store-store chain. 2017-08-01 Bin Cheng PR tree-optimization/81620 * tree-predcom.c (add_ref_to_chain): Don't set has_max_use_after for store-store chain. 2017-08-01 Jakub Jelinek PR tree-optimization/81588 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): If ranges[i].in_p, invert comparison code ccode. For >/>=, swap rhs1 and rhs2 and comparison code unconditionally, for rank is BIT_IOR_EXPR. PR target/80846 * optabs.def (vec_extract_optab, vec_init_optab): Change from a direct optab to conversion optab. * optabs.c (expand_vector_broadcast): Use convert_optab_handler with GET_MODE_INNER as last argument instead of optab_handler. * expmed.c (extract_bit_field_1): Likewise. Use vector from vector extraction if possible and optab is available. * expr.c (store_constructor): Use convert_optab_handler instead of optab_handler. Use vector initialization from smaller vectors if possible and optab is available. * tree-vect-stmts.c (vectorizable_load): Likewise. * doc/md.texi (vec_extract, vec_init): Document that the optabs now have two modes. * config/i386/i386.c (ix86_expand_vector_init): Handle expansion of vec_init from half-sized vectors with the same element mode. * config/i386/sse.md (ssehalfvecmode): Add V4TI case. (ssehalfvecmodelower, ssescalarmodelower): New mode attributes. (reduc_plus_scal_v8df, reduc_plus_scal_v4df, reduc_plus_scal_v2df, reduc_plus_scal_v16sf, reduc_plus_scal_v8sf, reduc_plus_scal_v4sf, reduc__scal_, reduc_umin_scal_v8hi): Add element mode after mode in gen_vec_extract* calls. (vec_extract): Renamed to ... (vec_extract): ... this. (vec_extract): New expander. (rotl3, rotr3, 3, ashrv2di3): Add element mode after mode in gen_vec_init* calls. (VEC_INIT_HALF_MODE): New mode iterator. (vec_init): Renamed to ... (vec_init): ... this. (vec_init): New expander. * config/i386/mmx.md (vec_extractv2sf): Renamed to ... (vec_extractv2sfsf): ... this. (vec_initv2sf): Renamed to ... (vec_initv2sfsf): ... this. (vec_extractv2si): Renamed to ... (vec_extractv2sisi): ... this. (vec_initv2si): Renamed to ... (vec_initv2sisi): ... this. (vec_extractv4hi): Renamed to ... (vec_extractv4hihi): ... this. (vec_initv4hi): Renamed to ... (vec_initv4hihi): ... this. (vec_extractv8qi): Renamed to ... (vec_extractv8qiqi): ... this. (vec_initv8qi): Renamed to ... (vec_initv8qiqi): ... this. * config/rs6000/vector.md (VEC_base_l): New mode attribute. (vec_init): Renamed to ... (vec_init): ... this. (vec_extract): Renamed to ... (vec_extract): ... this. * config/rs6000/paired.md (vec_initv2sf): Renamed to ... (vec_initv2sfsf): ... this. * config/rs6000/altivec.md (splitter, altivec_copysign_v4sf3, vec_unpacku_hi_v16qi, vec_unpacku_hi_v8hi, vec_unpacku_lo_v16qi, vec_unpacku_lo_v8hi, mulv16qi3, altivec_vreve2): Add element mode after mode in gen_vec_init* calls. * config/aarch64/aarch64-simd.md (vec_init): Renamed to ... (vec_init): ... this. (vec_extract): Renamed to ... (vec_extract): ... this. * config/aarch64/iterators.md (Vel): New mode attribute. * config/s390/s390.c (s390_expand_vec_strlen, s390_expand_vec_movstr): Add element mode after mode in gen_vec_extract* calls. * config/s390/vector.md (non_vec_l): New mode attribute. (vec_extract): Renamed to ... (vec_extract): ... this. (vec_init): Renamed to ... (vec_init): ... this. * config/s390/s390-builtins.def (s390_vlgvb, s390_vlgvh, s390_vlgvf, s390_vlgvf_flt, s390_vlgvg, s390_vlgvg_dbl): Add element mode after vec_extract mode. * config/arm/iterators.md (V_elem_l): New mode attribute. * config/arm/neon.md (vec_extract): Renamed to ... (vec_extract): ... this. (vec_extractv2di): Renamed to ... (vec_extractv2didi): ... this. (vec_init): Renamed to ... (vec_init): ... this. (reduc_plus_scal_, reduc_plus_scal_v2di, reduc_smin_scal_, reduc_smax_scal_, reduc_umin_scal_, reduc_umax_scal_, neon_vget_lane, neon_vget_laneu): Add element mode after gen_vec_extract* calls. * config/mips/mips-msa.md (vec_init): Renamed to ... (vec_init): ... this. (vec_extract): Renamed to ... (vec_extract): ... this. * config/mips/loongson.md (vec_init): Renamed to ... (vec_init): ... this. * config/mips/mips-ps-3d.md (vec_initv2sf): Renamed to ... (vec_initv2sfsf): ... this. (vec_extractv2sf): Renamed to ... (vec_extractv2sfsf): ... this. (reduc_plus_scal_v2sf, reduc_smin_scal_v2sf, reduc_smax_scal_v2sf): Add element mode after gen_vec_extract* calls. * config/mips/mips.md (unitmode): New mode iterator. * config/spu/spu.c (spu_expand_prologue, spu_allocate_stack, spu_builtin_extract): Add element mode after gen_vec_extract* calls. * config/spu/spu.md (inner_l): New mode attribute. (vec_init): Renamed to ... (vec_init): ... this. (vec_extract): Renamed to ... (vec_extract): ... this. * config/sparc/sparc.md (veltmode): New mode iterator. (vec_init): Renamed to ... (vec_init): ... this. * config/ia64/vect.md (vec_initv2si): Renamed to ... (vec_initv2sisi): ... this. (vec_initv2sf): Renamed to ... (vec_initv2sfsf): ... this. (vec_extractv2sf): Renamed to ... (vec_extractv2sfsf): ... this. * config/powerpcspe/vector.md (VEC_base_l): New mode attribute. (vec_init): Renamed to ... (vec_init): ... this. (vec_extract): Renamed to ... (vec_extract): ... this. * config/powerpcspe/paired.md (vec_initv2sf): Renamed to ... (vec_initv2sfsf): ... this. * config/powerpcspe/altivec.md (splitter, altivec_copysign_v4sf3, vec_unpacku_hi_v16qi, vec_unpacku_hi_v8hi, vec_unpacku_lo_v16qi, vec_unpacku_lo_v8hi, mulv16qi3): Add element mode after mode in gen_vec_init* calls. 2017-08-01 Richard Biener PR tree-optimization/81297 * tree-vrp.c (get_single_symbol): Remove assert, instead drop TREE_OVERFLOW from INTEGER_CSTs. 2017-07-31 Segher Boessenkool * config/rs6000/rs6000.c (enum rs6000_reg_type): Delete trailing comma. 2017-07-31 Carl Love * config/rs6000/rs6000-c: Add support for built-in functions vector signed char vec_xl_be (signed long long, signed char *); vector unsigned char vec_xl_be (signed long long, unsigned char *); vector signed int vec_xl_be (signed long long, signed int *); vector unsigned int vec_xl_be (signed long long, unsigned int *); vector signed long long vec_xl_be (signed long long, signed long long *); vector unsigned long long vec_xl_be (signed long long, unsigned long long *); vector signed short vec_xl_be (signed long long, signed short *); vector unsigned short vec_xl_be (signed long long, unsigned short *); vector double vec_xl_be (signed long long, double *); vector float vec_xl_be (signed long long, float *); * config/rs6000/altivec.h (vec_xl_be): Add #define. * config/rs6000/rs6000-builtin.def (XL_BE_V16QI, XL_BE_V8HI, XL_BE_V4SI) XL_BE_V2DI, XL_BE_V4SF, XL_BE_V2DF, XL_BE): Add definitions for the builtins. * config/rs6000/rs6000.c (altivec_expand_xl_be_builtin): Add function. (altivec_expand_builtin): Add switch statement to call altivec_expand_xl_be for each builtin. (altivec_init_builtins): Add def_builtin for _builtin_vsx_le_be_v8hi, __builtin_vsx_le_be_v4si, __builtin_vsx_le_be_v2di, __builtin_vsx_le_be_v4sf, __builtin_vsx_le_be_v2df, __builtin_vsx_le_be_v16qi. * doc/extend.texi: Update the built-in documentation file for the new built-in functions. 2017-07-31 Uros Bizjak PR target/25967 * config/i386/i386.c (ix86_allocate_stack_slots_for_args): New function. (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define. 2017-07-31 Andreas Krebbel * config.gcc: Add z14. * config/s390/driver-native.c (s390_host_detect_local_cpu): Add CPU model numbers for z13s and z14. * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Replace arch12 with z14. * config/s390/s390-opts.h (enum processor_type): Rename PROCESSOR_ARCH12 to PROCESSOR_3906_Z14. * config/s390/s390.c (processor_table): Add field for CPU name to be passed to Binutils. (s390_asm_output_machine_for_arch): Use the new field in processor_table for Binutils. (s390_expand_builtin): Replace arch12 with z14. (s390_issue_rate): Rename PROCESSOR_ARCH12 to PROCESSOR_3906_Z14. (s390_get_sched_attrmask): Likewise. (s390_get_unit_mask): Likewise. * config/s390/s390.opt: Add z14 to processor_type enum. 2017-07-31 Martin Jambor PR hsa/81477 * ipa-fnsummary.c (ipa_fn_summary_generate): Set versionable regardless of optimization level. 2017-07-31 Jan Hubicka Martin Liska * predict.def: Remove old comment and adjust probability. * gimplify.c (should_warn_for_implicit_fallthrough): Ignore PREDICT statements. 2017-07-31 Uros Bizjak PR target/25967 * config/i386/i386.c (ix86_function_naked): New function. (ix86_can_use_return_insn_p): Return false for naked functions. (ix86_expand_prologue): Skip prologue for naked functions. (ix86_expand_epilogue): Skip epilogue for naked functions and emit trap instruction. (ix86_warn_func_return): New function. (ix86_attribute_table): Add "naked" attribute specification. (TARGET_WARN_FUNC_RETURN): Define. * doc/extend.texi (x86 Function Attributes) : Document it. 2017-07-31 Martin Liska * gimple-pretty-print.c (dump_gimple_label): Never dump BB info. (dump_gimple_bb_header): Always dump BB info. (pp_cfg_jump): Do not append info about BB when dumping a jump. 2017-07-31 Martin Liska PR sanitize/81530 * convert.c (convert_to_integer_1): Guard condition with flag_sanitize_p also with current_function_decl non-null equality. 2017-07-31 Jakub Jelinek PR sanitizer/81604 * ubsan.c (ubsan_type_descriptor): For UBSAN_PRINT_ARRAY don't change type to the element type, instead add eltype variable and use it where we are interested in the element type. PR tree-optimization/81603 * ipa-polymorphic-call.c (ipa_polymorphic_call_context::ipa_polymorphic_call_context): Perform offset arithmetic in offset_int, bail out if the resulting bit offset doesn't fit into shwi. 2017-07-31 Martin Liska * gimplify.c (mostly_copy_tree_r): Remove Java specific hunk. (gimplify_save_expr): Fix comment. 2017-07-30 H.J. Lu PR target/79793 * config/i386/i386.c (ix86_function_arg): Update arguments for exception handler. (ix86_compute_frame_layout): Set the initial stack offset to INCOMING_FRAME_SP_OFFSET. Update red-zone offset with INCOMING_FRAME_SP_OFFSET. (ix86_expand_epilogue): Don't pop the 'ERROR_CODE' off the stack before exception handler returns. * config/i386/i386.h (INCOMING_FRAME_SP_OFFSET): Add the the 'ERROR_CODE' for exception handler. 2017-07-30 Uros Bizjak * config/i386/i386.h (ASM_PRINTF_EXTENSIONS): New macro. (ASM_OUTPUT_REG_PUSH): Rewrite with new operand modifiers. (ASM_OUTPUT_REG_POP): Ditto. * config/i386/i386.c (ix86_asm_output_function_label): Use fputs instead of asm_fprintf to output pure string. 2017-07-29 Jakub Jelinek * debug.h (struct gcc_debug_hooks): Add IMPLICIT argument to imported_module_or_decl hook. (debug_nothing_tree_tree_tree_bool): Remove. (debug_nothing_tree_tree_tree_bool_bool): New declaration. * debug.c (do_nothing_debug_hooks): Use debug_nothing_tree_tree_tree_bool_bool instead of debug_nothing_tree_tree_tree_bool. * vmsdbgout.c (vmsdbg_debug_hooks): Likewise. * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise. * sdbout.c (sdb_debug_hooks): Likewise. * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise. (gen_namespace_die): Add DW_AT_export_symbols attribute if langhook wants it. (dwarf2out_imported_module_or_decl): Add IMPLICIT argument, if true, -gdwarf-5 and decl will have DW_AT_export_symbols attribute, don't add anything. 2017-07-28 Trevor Saunders * fold-const.c (fold_build1_stat_loc): Remove _stat from name. (fold_build2_stat_loc): Likewise. (fold_build3_stat_loc): Likewise. * fold-const.h (fold_build1, fold_build2, fold_build3): Adjust. (fold_build1_loc): Remove macro. (fold_build2_loc): Likewise. (fold_build3_loc): Likewise. 2017-07-28 Trevor Saunders * gimple.c (gimple_build_debug_bind_stat): Remove _stat from name. (gimple_build_debug_bind_source_stat): Likewise. * gimple.h (gimple_build_debug_bind): Remove macro. (gimple_build_debug_bind_source): Likewise. 2017-07-28 Trevor Saunders * bitmap.c (bitmap_alloc): Adjust. (bitmap_gc_alloc): Likewise. * bitmap.h (bitmap_initialize_stat): Remove _stat from name. 2017-07-28 Trevor Saunders * bitmap.c (bitmap_obstack_alloc_stat): Rename to bitmap_alloc. (bitmap_gc_alloc_stat): Rename to bitmap_gc_alloc. * bitmap.h (bitmap_obstack_alloc_stat): Adjust prototype. (bitmap_gc_alloc_stat): Likewise. (BITMAP_ALLOC, BITMAP_GGC_ALLOC): Adjust. 2017-07-28 Trevor Saunders * rtl.c (shallow_copy_rtx_stat): Remove _stat from name. * rtl.h (shallow_copy_rtx): Remove macro. 2017-07-28 Trevor Saunders * emit-rtl.c (gen_raw_REG): Adjust. * gengenrtl.c (gendef): Likewise. * rtl.c (rtx_alloc_stat): Remove _stat from name. * rtl.h (rtx_alloc): Remove macro. 2017-07-28 Trevor Saunders * tree.c (build_tree_list_vec_stat): Remove _stat from name. (build_tree_list_stat): Likewise. * tree.h (build_tree_list): Remove macro. (build_tree_list_vec): Likewise. 2017-07-28 Trevor Saunders * tree.c (make_vector_stat): Remove _stat from name. (build_vector_stat): Likewise. * tree.h (make_vector_stat): Remove macro. (build_vector_stat): Likewise. 2017-07-28 Trevor Saunders * tree.h (build_var_debug_value): Remove prototype. 2017-07-28 Trevor Saunders * tree.c (tree_cons_stat): Remove _stat from name. * tree.h (tree_cons): Remove macro. 2017-07-28 Trevor Saunders * tree.c (build_vl_exp_stat): Remove _stat from name. * tree.h (build_vl_exp): Remove macro. 2017-07-28 Trevor Saunders * tree.c (build_decl_stat): Remove _stat from name. * tree.h (build_decl): Remove macro. 2017-07-28 Trevor Saunders * gimple.c (gimple_build_with_ops_stat): Adjust. (gimple_alloc_stat): Remove _stat from name. * gimple.h (gimple_alloc): Remove macro. 2017-07-28 Trevor Saunders * tree.c (make_tree_vec_stat): Remove _stat from name. (grow_tree_vec_stat): Likewise. * tree.h (make_tree_vec_stat): Adjust prototype. (grow_tree_vec_stat): Likewise. (make_tree_vec): Remove macro. (grow_tree_vec): Likewise. 2017-07-28 Trevor Saunders * fold-const.c (fold_build1_stat_loc): Adjust. (fold_build2_stat_loc): Likewise. (fold_build3_stat_loc): Likewise. * tree.c (build0_stat): Remove _stat from name. (build1_stat): Likewise. (build2_stat): Likewise. (build3_stat): Likewise. (build4_stat): Likewise. (build5_stat): Likewise. * tree.h (build1_loc): Remove macro, and rename _stat function to this. (build2_loc): Likewise. (build3_loc): Likewise. (build4_loc): Likewise. (build5_loc): Likewise. 2017-07-28 Trevor Saunders * tree.c (make_int_cst_stat): Remove _stat from name. * tree.h (make_int_cst_stat): Adjust prototype. (make_int_cst): Remove macro. 2017-07-28 Trevor Saunders * tree.c (make_tre_binfo_stat): Remove _stat from name. * tree.h (make_tree_binfo_stat): Adjust prototype. (make_tree_binfo): Remove. 2017-07-28 Trevor Saunders * tree.c (copy_node_stat): Rename to copy_node. (build_distinct_type_copy): Adjust. * tree.h (copy_node_stat): Adjust prototype. (copy_node): Remove macro. 2017-07-28 Trevor Saunders * tree.c (make_node_stat): rename to make_node. (build_tree_list_stat): Adjust. (build0_stat): Likewise. (build2_stat): Likewise. (build3_stat): Likewise. (build4_stat): Likewise. (build5_stat): Likewise. (build_decl_stat): Likewise. * tree.h (make_node_stat): Adjust prototype. (make_node): remove macro. 2017-07-28 Peter Bergner * config/rs6000/ppc-auxv.h (PPC_FEATURE2_DARN): New define. (PPC_FEATURE2_SCV): Likewise. * config/rs6000/rs6000.c (cpu_supports_info): Use them. 2017-07-28 Tamar Christina * config/aarch64/aarch64.c (aarch64_internal_mov_immediate): Add new special pattern. * config/aarch64/aarch64.md (*movdi_aarch64): Add reg/32bit const mov case. 2017-07-28 Tamar Christina Richard Sandiford * config/aarch64/aarch64.md (mov): Generalize. (*movhf_aarch64, *movsf_aarch64, *movdf_aarch64): Add integer and movi cases. (movi-split-hf-df-sf split, fp16): New. (enabled): Added TARGET_FP_F16INST. * config/aarch64/iterators.md (GPF_HF): New. * config/aarch64/predicates.md (aarch64_reg_or_fp_float): New. 2017-07-28 Tamar Christina * config/aarch64/aarch64.c (aarch64_simd_container_mode): Add prototype. (aarch64_expand_mov_immediate): Add HI support. (aarch64_reinterpret_float_as_int, aarch64_float_const_rtx_p: New. (aarch64_can_const_movi_rtx_p): New. (aarch64_preferred_reload_class): Remove restrictions of using FP registers for certain SIMD operations. (aarch64_rtx_costs): Added new cost for CONST_DOUBLE moves. (aarch64_valid_floating_const): Add integer move validation. (aarch64_simd_imm_scalar_p): Remove. (aarch64_output_scalar_simd_mov_immediate): Generalize function. (aarch64_legitimate_constant_p): Expand list of supported cases. * config/aarch64/aarch64-protos.h (aarch64_float_const_rtx_p, aarch64_can_const_movi_rtx_p): New. (aarch64_reinterpret_float_as_int): New. (aarch64_simd_imm_scalar_p): Remove. * config/aarch64/constraints.md (Uvi): New. (Dd): Split into Ds and new Dd. * config/aarch64/aarch64.md (*movsi_aarch64): Add SIMD mov case. (*movdi_aarch64): Add SIMD mov case. 2017-07-28 Bin Cheng * tree-predcom.c: (struct chain): Handle store-store chain in which stores for elimination only store loop invariant values. (execute_pred_commoning_chain): Ditto. (prepare_initializers_chain_store_elim): Ditto. (prepare_finalizers): Ditto. (is_inv_store_elimination_chain): New function. (initialize_root_vars_store_elim_1): New function. 2017-07-28 Bin Cheng * tree-predcom.c: Revise general description of the pass. (enum chain_type): New enum type for store elimination. (struct chain): New field supporting store elimination. (struct component): Ditto. (dump_chain): Dump store-stores chain. (release_chain): Release resources. (split_data_refs_to_components): Compute and create component contains only stores for elimination. (get_chain_last_ref_at): New function. (make_invariant_chain): Initialization. (make_rooted_chain): Specify chain type in parameter and record it. (add_looparound_copies): Skip for store-stores chain. (determine_roots_comp): Compute type of chain and pass it to make_rooted_chain. (initialize_root_vars_store_elim_2): New function. (finalize_eliminated_stores): New function. (remove_stmt): Handle store for elimination. (execute_pred_commoning_chain): Execute predictive commoning on store-store chains. (determine_unroll_factor): Skip unroll for store-stores chain. (prepare_initializers_chain_store_elim): New function. (prepare_initializers_chain): Hanlde store-store chain. (prepare_finalizers_chain, prepare_finalizers): New function. (tree_predictive_commoning_loop): Return integer value indicating if loop is unrolled or lcssa form is corrupted. (tree_predictive_commoning): Rewrite for lcssa form if necessary. 2017-07-28 Bin Cheng * tree-predcom.c (initialize_root): Delete. (execute_pred_commoning_chain): Initialize root vars and replace reference of non-combined chain directly, rather than call above function. 2017-07-28 Bin Cheng * tree-predcom.c (ref_at_iteration): Add parameter NITERS. Compute memory reference to DR at (NITERS + ITERS)-th iteration of loop. 2017-07-28 Bin Cheng * tree-predcom.c (struct chain): New field init_seq. (release_chain): Release init_seq. (prepare_initializers_chain): Record intialization stmts in above field. (insert_init_seqs): New function. (tree_predictive_commoning_loop): Call insert_init_seqs. 2017-07-28 Bin Cheng * tree-predcom.c (determine_roots_comp): Skip trivial components. 2017-07-28 Richard Biener * match.pd: Remove superfluous :c. * genmatch.c (simplify::id): Add member. (lower_commutative, lower_opt_convert, lower_cond, lower_for): Copy id. (current_id): New global. (dt_node::parent): Move from ... (dt_operand::parent): ... here. Add for_id member. (is_a_helper ::test): DT_TRUE is also a dt_operand. (decision_tree::find_node): Relax order requirement when merging DT_TRUE nodes to ones inbetween the current simplify and the one we try to merge with. Add diagnostic whenever we need to enforce pattern order by not merging. (decision_tree::insert): Set current_id. (decision_tree::print_node): Dump parent node and for_id. (parser::last_id): Add member. (parser::push_simplify): Assign unique id. (parser::parser): Initialize last_id. 2017-07-28 Martin Liska PR sanitizer/81340 * sanopt.c (sanitize_rewrite_addressable_params): Set VALUE_EXPR after gimple_build_debug_bind. 2017-07-28 Richard Biener PR tree-optimization/81502 * match.pd: Add pattern combining BIT_INSERT_EXPR with BIT_FIELD_REF. * tree-cfg.c (verify_expr): Verify types of BIT_FIELD_REF size/pos operands. (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR pos. * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Use bitsizetype for BIT_FIELD_REF args. * fold-const.c (make_bit_field_ref): Likewise. * tree-vect-stmts.c (vectorizable_simd_clone_call): Likewise. 2017-07-28 Jakub Jelinek PR sanitizer/80998 * sanopt.c (pass_sanopt::execute): Handle IFN_UBSAN_PTR. * tree-ssa-alias.c (call_may_clobber_ref_p_1): Likewise. * flag-types.h (enum sanitize_code): Add SANITIZER_POINTER_OVERFLOW. Or it into SANITIZER_UNDEFINED. * ubsan.c: Include gimple-fold.h and varasm.h. (ubsan_expand_ptr_ifn): New function. (instrument_pointer_overflow): New function. (maybe_instrument_pointer_overflow): New function. (instrument_object_size): Formatting fix. (pass_ubsan::execute): Call instrument_pointer_overflow and maybe_instrument_pointer_overflow. * internal-fn.c (expand_UBSAN_PTR): New function. * ubsan.h (ubsan_expand_ptr_ifn): Declare. * sanitizer.def (__ubsan_handle_pointer_overflow, __ubsan_handle_pointer_overflow_abort): New builtins. * tree-ssa-tail-merge.c (merge_stmts_p): Handle IFN_UBSAN_PTR. * internal-fn.def (UBSAN_PTR): New internal function. * opts.c (sanitizer_opts): Add pointer-overflow. * lto-streamer-in.c (input_function): Handle IFN_UBSAN_PTR. * fold-const.c (build_range_check): Compute pointer range check in integral type if pointer arithmetics would be needed. Formatting fixes. 2017-07-28 Martin Liska PR sanitizer/81460 * sanopt.c (sanitize_rewrite_addressable_params): Do not rewrite parameters that are of a variable-length. 2017-07-28 Sebastian Huber * config.gcc (powerpc-*-rtems*): Remove rs6000/eabi.h. Add rs6000/biarch64.h. * config/rs6000/rtems.h (ASM_DECLARE_FUNCTION_SIZE): New macro. (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise. (CRT_CALL_STATIC_FUNCTION): Likewise. (ASM_DEFAULT_SPEC): New define. (ASM_SPEC32): Likewise. (ASM_SPEC64): Likewise. (ASM_SPEC_COMMON): Likewise. (ASM_SPEC): Likewise. (INVALID_64BIT): Likewise. (LINK_OS_DEFAULT_SPEC): Likewise. (LINK_OS_SPEC32): Likewise. (LINK_OS_SPEC64): Likewise. (POWERPC_LINUX): Likewise. (PTRDIFF_TYPE): Likewise. (RESTORE_FP_PREFIX): Likewise. (RESTORE_FP_SUFFIX): Likewise. (SAVE_FP_PREFIX): Likewise. (SAVE_FP_SUFFIX): Likewise. (SIZE_TYPE): Likewise. (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise. (TARGET_64BIT): Likewise. (TARGET_64BIT): Likewise. (TARGET_AIX): Likewise. (WCHAR_TYPE_SIZE): Likewise. (WCHAR_TYPE): Undefine. (TARGET_OS_CPP_BUILTINS): Add 64-bit PowerPC defines. (CPP_OS_DEFAULT_SPEC): Use previous CPP_OS_RTEMS_SPEC. (CPP_OS_RTEMS_SPEC): Delete. (SUBSUBTARGET_EXTRA_SPECS): Remove cpp_os_rtems. Add asm_spec_common, asm_spec32, asm_spec64, link_os_spec32, and link_os_spec64. * config/rs6000/t-rtems: Add mcpu=e6500/m64 multilibs. 2017-07-28 Jakub Jelinek PR tree-optimization/81578 * tree-parloops.c (build_new_reduction): Bail out if reduction_code isn't one of the standard OpenMP reductions. Move the details printing after that decision. 2017-07-27 Peter Bergner * config/rs6000/predicates.md (volatile_mem_operand): Remove code related to reload_in_progress. (splat_input_operand): Likewise. * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx): Delete prototype. * config/rs6000/rs6000.c (machine_function): Remove sdmode_stack_slot field. (TARGET_EXPAND_TO_RTL_HOOK): Delete. (TARGET_INSTANTIATE_DECLS): Likewise. (legitimate_indexed_address_p): Delete reload_in_progress code. (rs6000_debug_legitimate_address_p): Likewise. (rs6000_eliminate_indexed_memrefs): Likewise. (rs6000_emit_le_vsx_store): Likewise. (rs6000_emit_move_si_sf_subreg): Likewise. (rs6000_emit_move): Likewise. (register_to_reg_type): Likewise. (rs6000_pre_atomic_barrier): Likewise. (rs6000_machopic_legitimize_pic_address): Likewise. (rs6000_allocate_stack_temp): Likewise. (rs6000_address_for_fpconvert): Likewise. (rs6000_address_for_altivec): Likewise. (rs6000_secondary_memory_needed_rtx): Delete function. (rs6000_check_sdmode): Likewise. (rs6000_alloc_sdmode_stack_slot): Likewise. (rs6000_instantiate_decls): Likewise. * config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED_RTX): Delete. * config/rs6000/rs6000.md (splitter for *movsi_got_internal): Delete reload_in_progress. (*vec_reload_and_plus_): Likewise. * config/rs6000/vsx.md (vsx_mul_v2di): Likewise. (vsx_div_v2di): Likewise. (vsx_udiv_v2di): Likewise. 2017-07-27 Peter Bergner * config/rs6000/rs6000.opt (mlra): Replace with stub. * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Delete OPTION_MASK_LRA. * config/rs6000/rs6000.c (TARGET_LRA_P): Delete. (rs6000_debug_reg_global): Delete print of LRA status. (rs6000_option_override_internal): Delete dead LRA related code. (rs6000_lra_p): Delete function. * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mlra. 2017-07-27 Sebastian Huber * config.gcc (riscv*-*-elf*): Add (riscv*-*-rtems*). * config/riscv/rtems.h: New file. 2017-07-27 Kyrylo Tkachov Sudakshina Das * config/aarch64/aarch64.md (define_split for and3nr_compare): Move non aarch64_logical_operand to a register. (define_split for and_3nr_compare0): Move non register immediate operand to a register. * config/aarch64/predicates.md (aarch64_mov_imm_operand): New. 2017-07-27 Peter Bergner PR middle-end/81564 * tree-cfg.c (group_case_labels_stmt): Handle already deleted blocks. 2017-07-27 Richard Biener PR tree-optimization/81573 PR tree-optimization/81494 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle multi defuse cycle case. 2017-07-27 Richard Biener PR tree-optimization/81571 * tree-vect-slp.c (vect_build_slp_tree): Properly verify reduction PHIs. 2017-07-27 Eric Botcazou * config/sparc/sparc.c (sparc_option_override): Set MASK_FSMULD flag earlier and only if MASK_FPU is set. Adjust formatting. 2017-07-27 Martin Liska * opt-functions.awk: Add validation of value of Init. * optc-gen.awk: Pass new argument. 2017-07-27 Martin Liska * auto-profile.c (autofdo_source_profile::update_inlined_ind_target): Fix wrong condition. 2017-07-27 Martin Liska * auto-profile.c (afdo_annotate_cfg): Assign zero counts to BBs and edges seen by autoFDO. 2017-07-27 Richard Biener PR tree-optimization/81502 * tree-ssa.c (non_rewritable_lvalue_p): Handle BIT_INSERT_EXPR with incompatible but same sized type. (execute_update_addresses_taken): Likewise. 2017-07-27 James Greenhalgh * tree-ssa-loop-ch.c (pass_ch::process_loop_p): Guard on flag_tree_loop_vectorize rather than flag_tree_vectorize. 2017-07-27 Andreas Krebbel PR target/81534 * config/s390/s390.md ("*atomic_compare_and_swap_1") ("*atomic_compare_and_swapdi_2", "*atomic_compare_and_swapsi_3"): Change s_operand to memory_operand. 2017-07-27 Richard Sandiford * config/rs6000/rs6000-protos.h (rs6000_emit_le_vsx_permute): Declare. * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Replace with... (rs6000_emit_le_vsx_permute): ...this. Take the destination as input. Emit instructions rather than returning an expression. Handle TFmode and KFmode by casting to TImode. (rs6000_emit_le_vsx_load): Update to use rs6000_emit_le_vsx_permute. (rs6000_emit_le_vsx_store): Likewise. * config/rs6000/vsx.md (VSX_TI): New iterator. (*vsx_le_permute_): Use it instead of VSX_LE_128. (*vsx_le_undo_permute_): Likewise. (*vsx_le_perm_load_): Use rs6000_emit_le_vsx_permute to emit the split sequence. (*vsx_le_perm_store_): Likewise. 2017-07-27 Jakub Jelinek PR tree-optimization/81555 PR tree-optimization/81556 * tree-ssa-reassoc.c (rewrite_expr_tree): Add NEXT_CHANGED argument, if true, force CHANGED for the recursive invocation. (reassociate_bb): Remember original length of ops array, pass len != orig_len as NEXT_CHANGED in rewrite_expr_tree call. * attribs.c (decl_attributes): Imply noinline, noclone and no_icf attributes for noipa attribute. For naked attribute use lookup_attribute first before lookup_attribute_spec. * final.c (rest_of_handle_final): Disable IPA RA for functions with noipa attribute. * ipa-visibility.c (non_local_p): Fix comment typos. Return true for functions with noipa attribute. (cgraph_externally_visible_p): Return true for functions with noipa attribute. * cgraph.c (cgraph_node::get_availability): Return AVAIL_INTERPOSABLE for functions with noipa attribute. * doc/extend.texi: Document noipa function attribute. * tree-ssa-structalias.c (refered_from_nonlocal_fn): Set *nonlocal_p also for functions with noipa attribute. (ipa_pta_execute): Set nonlocal_p also for nodes with noipa attribute. 2017-07-26 Andrew Pinski * config/aarch64/aarch64.c (thunderx_vector_cost): Decrease cost of vec_unalign_load_cost and vec_unalign_store_cost. 2017-07-26 Michael Meissner * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Delete -mvsx-small-integer option. (ISA_3_0_MASKS_IEEE): Likewise. (OTHER_VSX_VECTOR_MASKS): Likewise. (POWERPC_MASKS): Likewise. * config/rs6000/rs6000.opt (-mvsx-small-integer): Likewise. * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Simplify code, only testing for DImode being allowed in non-VSX floating point registers. (rs6000_init_hard_regno_mode_ok): Change TARGET_VSX_SMALL_INTEGER to TARGET_P8_VECTOR test. Remove redundant VSX test inside of another VSX test. (rs6000_option_override_internal): Delete -mvsx-small-integer. (rs6000_expand_vector_set): Change TARGET_VSX_SMALL_INTEGER to TARGET_P8_VECTOR test. (rs6000_secondary_reload_simple_move): Likewise. (rs6000_preferred_reload_class): Delete TARGET_VSX_SMALL_INTEGER, since TARGET_P9_VECTOR was already tested. (rs6000_opt_masks): Remove -mvsx-small-integer. * config/rs6000/vsx.md (vsx_extract_): Delete TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was used. (vsx_extract__p9): Delete TARGET_VSX_SMALL_INTEGER, since a test for TARGET_VEXTRACTUB was used, and that uses TARGET_P9_VECTOR. (p9 extract splitter): Likewise. (vsx_extract__di_p9): Likewise. (vsx_extract__store_p9): Likewise. (vsx_extract_si): Delete TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was used. Delete code that is now dead with the elimination of TARGET_VSX_SMALL_INTEGER. (vsx_extract__p8): Likewise. (vsx_ext__fl_): Likewise. (vsx_ext__ufl_): Likewise. (vsx_set__p9): Likewise. (vsx_set_v4sf_p9): Likewise. (vsx_set_v4sf_p9_zero): Likewise. (vsx_insert_extract_v4sf_p9): Likewise. (vsx_insert_extract_v4sf_p9_2): Likewise. * config/rs6000/rs6000.md (sign extend splitter): Change TARGET_VSX_SMALL_INTEGER to TARGET_P8_VECTOR test. (floatsi2_lfiwax_mem): Likewise. (floatunssi2_lfiwzx_mem): Likewise. (float2): Delete TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was used. (float2_internal): Likewise. (floatuns2): Likewise. (floatuns2_internal): Likewise. (fix_truncsi2): Change TARGET_VSX_SMALL_INTEGER to TARGET_P8_VECTOR test. (fix_truncsi2_stfiwx): Likewise. (fix_truncsi2_internal): Likewise. (fix_trunc2): Delete TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was used. (fix_trunc2_internal): Likewise. (fixuns_truncsi2): Change TARGET_VSX_SMALL_INTEGER to TARGET_P8_VECTOR test. (fixuns_truncsi2_stfiwx): Likewise. (fixuns_trunc2): Delete TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was used. (fixuns_trunc2_internal): Likewise. (fctiwz__smallint): Delete TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was used. (splitter for loading small constants): Likewise. 2017-07-26 Andrew Pinski * config/aarch64/aarch64.c (thunderx_vector_cost): Fix vec_fp_stmt_cost. 2017-07-26 H.J. Lu PR target/81563 * config/i386/i386.c (sp_valid_at): Properly check CFA offset. (fp_valid_at): Likewise. 2017-07-26 James Greenhalgh * config/aarch64/aarch64.c (cortexa57_addrcost_table): Remove. (qdf24xx_addrcost_table): Likewise. (cortexa57_tunings): Update to use generic_branch_cost. (cortexa72_tunings): Likewise. (cortexa73_tunings): Likewise. (qdf24xx_tunings): Likewise. 2017-07-26 James Greenhalgh * config/aarch64/aarch64.c (cortexa57_branch_cost): Remove. (thunderx2t99_branch_cost): Likewise. (cortexa35_tunings): Update to use generic_branch_cost. (cortexa53_tunings): Likewise. (cortexa57_tunings): Likewise. (cortexa72_tunings): Likewise. (cortexa73_tunings): Likewise. (thunderx2t99_tunings): Likewise. 2017-07-26 Sebastian Huber * config/sparc/sparc.c (dump_target_flag_bits): Dump MASK_FSMULD. (sparc_option_override): Honour MASK_FSMULD. * config/sparc/sparc.h (MASK_FEATURES): Add MASK_FSMULD. * config/sparc/sparc.md (muldf3_extend): Use TARGET_FSMULD. * config/sparc/sparc.opt (mfsmuld): New option. * doc/invoke.texi (mfsmuld): Document option. 2017-07-26 Marek Polacek PR middle-end/70992 * tree.c (build2_stat): Don't set TREE_CONSTANT on divisions by zero. 2017-07-26 Richard Biener * gimple-match-head.c (do_valueize): Return OP if valueize returns NULL_TREE. (get_def): New helper to get at the def stmt of a SSA name if valueize allows. * genmatch.c (dt_node::gen_kids_1): Use get_def instead of do_valueize to get at the def stmt. (dt_operand::gen_gimple_expr): Simplify do_valueize calls. 2017-07-26 Wilco Dijkstra PR middle-end/46932 * auto-inc-dec.c (parse_add_or_inc): Block autoinc on sfp. 2017-07-26 Martin Liska PR sanitize/81186 * function.c (expand_function_start): Make expansion of nonlocal_goto_save_area after parm_birth_insn. 2017-07-26 Sebastian Huber * config/sparc/sparc.c (sparc_option_override): Remove MASK_FPU from all CPU target flags enable members. 2017-07-26 Richard Biener * genmatch.c (dt_simplify::gen): Make iterator vars const. (decision_tree::gen): Make 'type' const. (write_predicate): Likewise. 2017-07-24 Michael Meissner * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Eliminate TARGET_UPPER_REGS_{DF,DI,SF} usage. (rs6000_option_override_internal): Likewise. (rs6000_expand_vector_set): Likewise. * config/rs6000/rs6000.h (TARGET_UPPER_REGS_DF): Delete. (TARGET_UPPER_REGS_SF): Likewise. (TARGET_UPPER_REGS_DI): Likewise. (TARGET_VEXTRACTUB): Eliminate TARGET_UPPER_REGS_{DF,DI,SF}. (TARGET_DIRECT_MOVE_64BIT): Likewise. * config/rs6000/rs6000.md (ALTIVEC_DFORM): Likewise. (float2_internal): Likewise. (Splitters for DI constants in Altivec registers): Likewise. * config/rs6000/vsx.md (vsx_set__p9): Likewise. (vsx_set_v4sf_p9): Likewise. (vsx_set_v4sf_p9_zero): Likewise. (vsx_insert_extract_v4sf_p9): Likewise. (vsx_insert_extract_v4sf_p9_2): Likewise. 2017-07-25 Carl Love * doc/extend.texi: Update the built-in documentation file for the existing built-in functions vector signed char vec_cnttz (vector signed char); vector unsigned char vec_cnttz (vector unsigned char); vector signed short vec_cnttz (vector signed short); vector unsigned short vec_cnttz (vector unsigned short); vector signed int vec_cnttz (vector signed int); vector unsigned int vec_cnttz (vector unsigned int); vector signed long long vec_cnttz (vector signed long long); vector unsigned long long vec_cnttz (vector unsigned long long); 2017-07-25 Andrew Pinski * tree-ssa-uninit.c (warn_uninitialized_vars): Don't warn about memory accesses where the use is for the first operand of a BIT_INSERT. 2017-07-25 Jim Wilson PR bootstrap/81521 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition): Look for FUNCTION_DECLs in TYPE_FIELDS rather than TYPE_METHODS. 2017-07-25 Jim Wilson * config/i386/gstabs.h: Delete. * config/i386/openbsd.h, config/i386/t-openbsd: Likewise. 2017-07-25 Uros Bizjak * config/i386/i386.c (ix86_decompose_address): Do not check for register RTX when looking at index_reg or base_reg. * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use stack_pointer_rtx. 2017-07-25 Eric Botcazou * gimple.c (gimple_assign_set_rhs_with_ops): Do not ask gsi_replace to update EH info here. 2017-07-25 Alexander Monakov * match.pd ((X * CST1) * CST2): Simplify to X * (CST1 * CST2). 2017-07-25 Alexander Monakov * match.pd ((X * CST) * Y): Reassociate to (X * Y) * CST. 2017-07-25 Torsten Duwe * common.opt: Introduce -fpatchable-function-entry command line option, and its variables function_entry_patch_area_size and function_entry_patch_area_start. * opts.c (common_handle_option): Add -fpatchable_function_entry_ case, including a two-value parser. * target.def (print_patchable_function_entry): New target hook. * targhooks.h (default_print_patchable_function_entry): New function. * targhooks.c (default_print_patchable_function_entry): Likewise. * toplev.c (process_options): Switch off IPA-RA if patchable function entries are being generated. * varasm.c (assemble_start_function): Look at the patchable-function-entry command line switch and current function attributes and maybe generate NOP instructions by calling the print_patchable_function_entry hook. * doc/extend.texi: Document patchable_function_entry attribute. * doc/invoke.texi: Document -fpatchable_function_entry command line option. * doc/tm.texi.in (TARGET_ASM_PRINT_PATCHABLE_FUNCTION_ENTRY): New target hook. * doc/tm.texi: Re-generate. 2017-07-25 Jakub Jelinek PR target/81532 * config/i386/constraints.md (Yd, Ye): Use ALL_SSE_REGS for TARGET_AVX512DQ rather than TARGET_AVX512BW. 2017-07-25 Tamar Christina * config/arm/parsecpu.awk (all_cores): Remove duplicates. 2017-07-25 Richard Biener PR tree-optimization/81455 * tree-ssa-loop-unswitch.c (find_loop_guard): Make sure to not walk in cycles when looking for guards. 2017-07-25 Richard Biener PR tree-optimization/81529 * tree-vect-stmts.c (process_use): Disregard live induction PHIs when optimizing backedge uses. 2017-07-25 David Edelsohn * dwarf2asm.c (dw2_asm_output_nstring): Encode double quote character for AIX. * dwarf2out.c (output_macinfo): Copy debug_line_section_label to dl_section_ref. On AIX, append an expression to subtract the size of the section length to dl_section_ref. 2017-07-25 Segher Boessenkool * configure.ac: If any of the config.* scripts fail, exit 1. * configure: Regenerate. 2017-07-25 Richard Biener PR middle-end/81546 * tree-ssa-operands.c (verify_imm_links): Remove cap on number of immediate uses, be more verbose on errors. 2017-07-25 Richard Biener PR tree-optimization/81510 * tree-vect-loop.c (vect_is_simple_reduction): When the reduction stmt is not inside the loop bail out. 2017-07-25 Richard Biener PR tree-optimization/81303 * tree-vect-loop-manip.c (vect_loop_versioning): Build profitability check against LOOP_VINFO_NITERSM1. 2017-07-25 Alexander Monakov * domwalk.c (cmp_bb_postorder): Simplify. (sort_bbs_postorder): New function. Use it... (dom_walker::walk): ...here to optimize common cases. 2017-07-25 Martin Liska PR ipa/81520 * ipa-visibility.c (function_and_variable_visibility): Make the redirection just on target that supports aliasing. Fix GNU coding style. 2017-07-25 Sebastian Huber PR libgcc/61152 * config/aarch64/rtems.h: Add GCC Runtime Library Exception. Format changes. * config/arm/rtems.h: Likewise. * config/bfin/rtems.h: Likewise. * config/i386/rtemself.h: Likewise. * config/lm32/rtems.h: Likewise. * config/m32c/rtems.h: Likewise. * config/m68k/rtemself.h: Likewise. * config/microblaze/rtems.h: Likewise. * config/mips/rtems.h: Likewise. * config/moxie/rtems.h: Likewise. * config/nios2/rtems.h: Likewise. * config/powerpcspe/rtems.h: Likewise. * config/rs6000/rtems.h: Likewise. * config/rtems.h: Likewise. * config/sh/rtems.h: Likewise. * config/sh/rtemself.h: Likewise. * config/sparc/rtemself.h: Likewise. 2017-07-25 Georg-Johann Lay PR 81487 * hsa-brig.c (brig_init): Use xasprintf instead of asprintf. * gimple-pretty-print.c (dump_profile, dump_probability): Same. * tree-ssa-structalias.c (alias_get_name): Same. 2017-07-25 Bin Cheng PR target/81414 * config/aarch64/cortex-a57-fma-steering.c (analyze): Skip fmul/fmac instructions if no du chain is found. 2017-07-25 Georg-Johann Lay * config/avr/avr-log.c (avr_log_vadump) ['T']: Print NULL-TREE. 2017-07-25 Richard Biener PR middle-end/81505 * fold-const.c (fold_negate_const): TREE_OVERFLOW should be sticky. 2017-07-24 Michael Meissner * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Delete upper-regs options. (ISA_2_7_MASKS_SERVER): Likewise. (ISA_3_0_MASKS_IEEE): Likewise. (OTHER_P8_VECTOR_MASKS): Likewise. (OTHER_VSX_VECTOR_MASKS): Likewise. (POWERPC_MASKS): Likewise. (power7 cpu): Use ISA_2_6_MASKS_SERVER instead of using a duplicate list of options. * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Remove explicit -mupper-regs options. * config/rs6000/rs6000.opt (-mvsx-scalar-memory): Delete -mupper-regs* options. Delete -mvsx-scalar-memory, which was an alias for -mupper-regs-df. * config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Likewise. (rs6000_init_hard_regno_mode_ok): Likewise. (rs6000_option_override_internal): Likewise. (rs6000_opt_masks): Likewise. * config/rs6000/rs6000.h (TARGET_UPPER_REGS_DF): Define upper regs options in terms of whether -mvsx or -mpower8-vector was used. (TARGET_UPPER_REGS_DI): Likewise. (TARGET_UPPER_REGS_SF): Likewise. * doc/invoke.texi (RS/6000 and PowerPC Options): Delete the -mupper-regs-* options. 2017-07-24 Segher Boessenkool * passes.c (emergency_dump_function): Print some empty lines and a header before the RTL dump. 2017-07-24 Segher Boessenkool * cfgrtl.c (rtl_dump_bb): Don't call NEXT_INSN on NULL. 2017-07-24 Wilco Dijkstra PR target/79041 * config/aarch64/aarch64.c (aarch64_classify_symbol): Avoid SYMBOL_SMALL_ABSOLUTE for literals with pc-relative literals. 2017-07-24 Carl Love * config/rs6000/rs6000-c.c: Add support for built-in functions vector float vec_extract_fp32_from_shorth (vector unsigned short); vector float vec_extract_fp32_from_shortl (vector unsigned short); * config/rs6000/altivec.h (vec_extract_fp_from_shorth, vec_extract_fp_from_shortl): Add defines for the two builtins. * config/rs6000/rs6000-builtin.def (VEXTRACT_FP_FROM_SHORTH, VEXTRACT_FP_FROM_SHORTL): Add BU_P9V_OVERLOAD_1 and BU_P9V_VSX_1 new builtins. * config/rs6000/vsx.md vsx_xvcvhpsp): Add define_insn. (vextract_fp_from_shorth, vextract_fp_from_shortl): Add define_expands. * doc/extend.texi: Update the built-in documentation file for the new built-in function. 2017-07-24 Jakub Jelinek PR bootstrap/81521 * tree.def: Remove TYPE_METHODS documentation, adjust TYPE_FIELDS documentation. * doc/generic.texi: Likewise. * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition): Look for FUNCTION_DECLs in TYPE_FIELDS rather than TYPE_METHODS. 2017-07-24 Jackson Woodruff * config/aarch64/aarch64-simd.md (aarch64_mla_elt_merge): New. (aarch64_mls_elt_merge): Likewise. 2017-07-23 Krister Walfridsson * config.gcc (*-*-netbsd*): Remove check for NetBSD versions not having __cxa_atexit. 2017-07-23 Michael Collison * config/arm/arm.c (arm_option_override): Deprecate use of -mstructure-size-boundary. * config/arm/arm.opt: Deprecate -mstructure-size-boundary. * doc/invoke.texi: Deprecate -mstructure-size-boundary. 2017-07-23 Bill Schmidt PR target/80695 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Reduce cost estimate for direct moves. 2017-07-23 Uros Bizjak PR target/80569 * config/i386/i386.c (ix86_option_override_internal): Disable BMI, BMI2 and TBM instructions for -m16. 2017-07-21 Carl Love * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW, ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries. * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin, builtin_function_type): Add ALTIVEC_BUILTIN_* case statements. * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW, VMULOSW): New enum "unspec" values. (altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw, altivec_vmulosw): New patterns. * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW, VMULOSW): Add definitions. 2017-07-21 Jim Wilson * config/aarch64/aarch64-cores.def (falkor): Add AARCH64_FL_RDMA. (qdf24xx): Likewise. * config/aarch64/aarch64-options-extensions.def (rdma); New. * config/aarch64/aarch64.h (AARCH64_FL_RDMA): New. (AARCH64_FL_V8_1): Renumber. (AARCH64_FL_FOR_ARCH8_1): Add AARCH64_FL_RDMA. (AARCH64_ISA_RDMA): Use AARCH64_FL_RDMA. * config/aarch64/arm_neon.h: Use +rdma instead of arch=armv8.1-a. * doc/invoke.texi (AArch64 Options): Mention +rmda in -march docs. Add rdma to feature modifiers list. 2017-07-21 Yury Gribov PR middle-end/56727 * ipa-visibility (function_and_variable_visibility): Convert recursive PLT call to direct call if appropriate. 2017-07-21 Andrew Pinski * tree-ssa-sccvn.c (vn_nary_op_eq): Check BIT_INSERT_EXPR's operand 1 to see if the types precision matches. * fold-const.c (operand_equal_p): Likewise. 2017-07-21 Richard Biener PR tree-optimization/81303 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs): Pass in datarefs vector. Allow NULL dr0 for no peeling cost estimate. (vect_peeling_hash_get_lowest_cost): Adjust. (vect_enhance_data_refs_alignment): Likewise. Use vect_get_peeling_costs_all_drs to compute the penalty for no peeling to match up costs. 2017-07-21 Richard Biener PR tree-optimization/81500 * tree-vect-loop.c (vect_is_simple_reduction): Properly fail if we didn't identify a reduction path. 2017-07-21 Tom de Vries Cesar Philippidis PR gcov-profile/81442 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Add missing edge probabilities. 2017-07-21 Tom de Vries PR lto/81430 * config/nvptx/nvptx.c (nvptx_override_options_after_change): New function. (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define to nvptx_override_options_after_change. 2017-07-21 Ulrich Drepper * dwarf2out.c (output_file_names): Avoid double testing for dwarf_version >= 5. 2017-07-21 Georg-Johann Lay * doc/invoke.texi (AVR Built-in Functions): Re-layout section. 2016-07-21 Jan Hubicka * cfgcleanup.c (flow_find_cross_jump): Do not crossjump across hot/cold regions. (try_crossjump_to_edge): Do not punt on partitioned functions. 2016-07-21 Jan Hubicka * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges): Put all BBs reachable only via paths crossing cold region to cold region. * cfgrtl.c (find_bbs_reachable_by_hot_paths): New function. 2016-07-21 Richard Biener PR tree-optimization/81303 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Take into account prologue and epilogue iterations when raising min_profitable_iters to sth at least covering one vector iteration. 2017-07-21 Tamar Christina * config/arm/arm.c (arm_test_cpu_arch_dat): Check for overlap. 2017-07-20 Nathan Sidwell Remove TYPE_METHODS. * tree.h (TYPE_METHODS): Delete. * dwarf2out.c (gen_member_die): Member fns are on TYPE_FIELDS. * dbxout.c (dbxout_type_fields): Ignore FUNCTION_DECLs. (dbxout_type_methods): Scan TYPE_FIELDS. (dbxout_type): Don't check TYPE_METHODS here. * function.c (use_register_for_decl): Always ignore register for class types when not optimizing. * ipa-devirt.c (odr_types_equivalent_p): Delete TYPE_METHODS scan. * tree.c (free_lang_data_in_type): Stitch out member functions and templates from TYPE_FIELDS. (build_distinct_type_copy, verify_type_variant, verify_type): Member fns are on TYPE_FIELDS. * tree-dump.c (dequeue_and_dump): No TYPE_METHODS. * tree-pretty-print.c (dump_generic_node): Likewise. 2017-07-20 Jakub Jelinek PR target/80846 * config/i386/i386.c (ix86_expand_vector_init_general): Handle V2TImode and V4TImode. (ix86_expand_vector_extract): Likewise. * config/i386/sse.md (VMOVE): Enable V4TImode even for just TARGET_AVX512F, instead of only for TARGET_AVX512BW. (ssescalarmode): Handle V4TImode and V2TImode. (VEC_EXTRACT_MODE): Add V4TImode and V2TImode. (*vec_extractv2ti, *vec_extractv4ti): New insns. (VEXTRACTI128_MODE): New mode iterator. (splitter for *vec_extractv?ti first element): New. (VEC_INIT_MODE): New mode iterator. (vec_init): Consolidate 3 expanders into one using VEC_INIT_MODE mode iterator. 2017-07-20 Alexander Monakov * lra-assigns.c (pseudo_compare_func): Fix comparison step based on non_spilled_static_chain_regno_p. 2017-07-20 Alexander Monakov * gimple-ssa-store-merging.c (sort_by_bitpos): Return 0 on equal bitpos. 2017-07-20 Jan Hubicka * bb-reorder.c (connect_traces): Allow copying of blocks within single partition. 2017-07-20 Richard Biener * gimple.h (gimple_phi_result): Add gphi * overload. (gimple_phi_result_ptr): Likewise. (gimple_phi_arg): Likewise. Adjust index assert to only allow actual argument accesses rather than all slots available by capacity. (gimple_phi_arg_def): Add gphi * overload. * tree-phinodes.c (make_phi_node): Initialize only actual arguments. (resize_phi_node): Clear memory not covered by old node, do not initialize excess argument slots. (reserve_phi_args_for_new_edge): Initialize new argument slot completely. 2017-07-20 Bin Cheng PR tree-optimization/81388 Revert r238585: 2016-07-21 Bin Cheng * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up by removing computation of may_be_zero. 2017-07-18 Jan Hubicka Tom de Vries PR middle-end/81030 * cfgbuild.c (find_many_sub_basic_blocks): Update REG_BR_PROB note when gimple level profile disagrees with what RTL expander did. 2017-07-20 Richard Biener PR tree-optimization/61171 * tree-vectorizer.h (slp_instance): Add reduc_phis member. (vect_analyze_stmt): Add slp instance parameter. (vectorizable_reduction): Likewise. * tree-vect-loop.c (vect_analyze_loop_operations): Adjust. (vect_is_simple_reduction): Deal with chains not detected as SLP reduction chain, specifically not properly associated chains containing a mix of plus/minus. (get_reduction_op): Remove. (get_initial_defs_for_reduction): Simplify, pass in whether this is a reduction chain, pass in the SLP node for the PHIs. (vect_create_epilog_for_reduction): Get the SLP instance as arg and adjust. (vectorizable_reduction): Get the SLP instance as arg. During analysis remember the SLP node with the PHIs in the instance. Simplify getting at the vectorized reduction PHIs. * tree-vect-slp.c (vect_slp_analyze_node_operations): Pass through SLP instance. (vect_slp_analyze_operations): Likewise. * tree-vect-stms.c (vect_analyze_stmt): Likewise. (vect_transform_stmt): Likewise. 2017-07-20 Tom de Vries PR tree-optimization/81489 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Move read of phi arg location to before loop that modifies phi. 2017-07-20 Naveen H.S * match.pd (((m1 >/=/<= m2) * d -> (m1 >/=/<= m2) ? d : 0): New pattern. 2017-07-19 Jan Hubicka PR middle-end/81331 * except.c (execute): Fix ordering issue. 2018-07-19 Segher Boessenkool PR rtl-optimization/81423 * combine.c (make_compound_operation_int): Don't try to optimize the AND of a SUBREG of an LSHIFTRT if that SUBREG is paradoxical. 2017-07-19 Segher Boessenkool PR rtl-optimization/81423 * simplify-rtx.c (simplify_truncation): Handle truncating an IOR with a constant that is -1 in the truncated to mode. 2017-07-19 Jan Hubicka * predict.c (propagate_unlikely_bbs_forward): Break out from ... (determine_unlikely_bbs): ... here. * predict.h (propagate_unlikely_bbs_forward): Declare. * cfgexpand.c (pass_expand::execute): Use it. * bb-reorder.c (sanitize_hot_paths): Do not consider known to be unlikely edges. (find_rarely_executed_basic_blocks_and_crossing_edges): Use propagate_unlikely_bbs_forward. 2017-07-19 Jan Hubicka PR middle-end/81331 * except.c (maybe_add_nop_after_section_switch): New function. (execute): Use it. 2017-07-19 Tom de Vries * gimple.h (gimple_phi_set_arg): Make assert more strict. 2017-07-19 Tom de Vries * gimple.h (gimple_phi_arg): Make assert more strict. 2017-07-19 Steven Munroe * config.gcc (powerpc*-*-*): Add mmintrin.h. * config/rs6000/mmintrin.h: New file. * config/rs6000/x86intrin.h [__ALTIVEC__]: Include mmintrin.h. 2017-07-19 Jakub Jelinek PR tree-optimization/81346 * match.pd: Optimize (X - 1U) <= INT_MAX-1U into (int) X > 0. 2017-07-19 Tom de Vries * config/nvptx/nvptx.md (VECIM): Add V2DI. 2017-07-19 Tom de Vries * config/nvptx/nvptx-modes.def: Add V2DImode. * config/nvptx/nvptx-protos.h (nvptx_data_alignment): Declare. * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Handle V2DImode. (nvptx_output_mov_insn): Handle lack of mov.b128. (nvptx_print_operand): Handle 'H' and 'L' codes. (nvptx_vector_mode_supported): Allow V2DImode. (nvptx_preferred_simd_mode): New function. (nvptx_data_alignment): New function. (TARGET_VECTORIZE_PREFERRED_SIMD_MODE): Redefine to nvptx_preferred_simd_mode. * config/nvptx/nvptx.h (STACK_BOUNDARY, BIGGEST_ALIGNMENT): Change from 64 to 128 bits. (DATA_ALIGNMENT): Define. Set to nvptx_data_alignment. 2017-07-19 Tom de Vries * config/nvptx/nvptx-modes.def: New file. Add V2SImode. * config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Handle V2SImode. (nvptx_vector_mode_supported): New function. Allow V2SImode. (TARGET_VECTOR_MODE_SUPPORTED_P): Redefine to nvptx_vector_mode_supported. * config/nvptx/nvptx.md (VECIM): New mode iterator. Add V2SI. (mov_insn): New define_insn. (define_expand "mov): New define_expand. 2017-07-19 Tom de Vries * config/nvptx/nvptx.c (nvptx_print_operand): Handle v2 vector mode. 2017-07-19 Jakub Jelinek PR tree-optimization/81346 * fold-const.h (fold_div_compare, range_check_type): Declare. * fold-const.c (range_check_type): New function. (build_range_check): Use range_check_type. (fold_div_compare): No longer static, rewritten into a match.pd helper function. (fold_comparison): Don't call fold_div_compare here. * match.pd (X / C1 op C2): New optimization using fold_div_compare as helper function. 2017-07-19 Nathan Sidwell * tree.h (TYPE_MINVAL, TYPE_MAXVAL): Rename to ... (TYPE_MIN_VALUE_RAW, TYPE_MAX_VALUE_RAW): ... these. * tree.c (find_decls_types_r, verify_type): Use TYPE_{MIN,MAX}_VALUE_RAW. * lto-streamer-out.c (DFS::DFS_write_tree_body): Likewise. (hash_tree): Likewise. * tree-streamer-in.c (lto_input_ts_type_non_common_tree_pointers): Likewise. * tree-streamer-out.c (write_ts_type_non_common_tree_pointers): Likewise. 2017-07-18 Tom de Vries PR middle-end/81464 * omp-expand.c (expand_omp_for_static_chunk): Handle equal-argument loop exit phi. 2017-07-18 Uros Bizjak PR target/81471 * config/i386/i386.md (rorx_immediate_operand): New mode attribute. (*bmi2_rorx3_1): Use rorx_immediate_operand as operand 2 predicate. (*bmi2_rorxsi3_1_zext): Use const_0_to_31_operand as operand 2 predicate. (ror,rol -> rorx splitters): Use const_int_operand as operand 2 predicate. 2017-06-18 Richard Biener PR tree-optimization/81410 * tree-vect-stmts.c (vectorizable_load): Properly adjust for the gap in the ! slp_perm SLP case after each group. 2017-07-18 Jan Hubicka PR middle-end/81463 * cfgloopmanip.c (scale_loop_profile): Watch out for zero frequency again. 2017-07-18 Jan Hubicka PR middle-end/81462 * predict.c (set_even_probabilities): Cleanup; do not affect probabilities that are already known. (combine_predictions_for_bb): Call even when count is set. 2017-07-18 Nathan Sidwell * tree-parloops.c (try_transform_to_exit_first_loop_alt): Use TYPE_MAX_VALUE. 2017-07-18 Bin Cheng PR target/81408 * tree-ssa-loop-niter.c (number_of_iterations_exit): Dump missed optimization for loop niter analysis. 2017-07-18 Georg-Johann Lay PR target/81473 * config/avr/avr.c (avr_optimize_casesi): Don't use INT8_MIN, INT8_MAX, UINT8_MAX, INT16_MIN, INT16_MAX, UINT16_MAX. 2017-07-18 Robin Dapp * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Remove body_cost_vec from _vect_peel_extended_info. (vect_peeling_hash_get_lowest_cost): Do not set body_cost_vec. (vect_peeling_hash_choose_best_peeling): Remove body_cost_vec and npeel. 2017-07-18 Bin Cheng * config/arm/arm.c (emit_unlikely_jump): Remove unused var. 2017-07-18 Richard Biener PR tree-optimization/80620 PR tree-optimization/81403 * tree-ssa-pre.c (phi_translate_1): Clear range and points-to info when re-using a VN table entry. 2017-07-18 Richard Biener PR tree-optimization/81418 * tree-vect-loop.c (vectorizable_reduction): Properly compute vectype_in. Verify that with lane-reducing reduction operations we have a single def-use cycle. 2017-07-17 Carl Love Revert commit r249424 2017-06-20 Carl Love * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW, ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries. * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin, builtin_function_type): Add ALTIVEC_BUILTIN_* case statements. * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW, VMULOSW): New enum "unspec" values. (vec_widen_umult_even_v4si, vec_widen_smult_even_v4si, vec_widen_umult_odd_v4si, vec_widen_smult_odd_v4si, altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw, altivec_vmulosw): New patterns. * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW, VMULOSW): Add definitions. 2017-07-17 Uros Bizjak * config/alpha/alpha.c: Include predict.h. 2017-07-17 Yury Gribov * tree-vrp.c (compare_assert_loc): Fix comparison function to return predictable results. 2017-07-17 Claudiu Zissulescu * config/arc/arc.md (adddi3): Remove support for mexpand-adddi option. (subdi3): Likewise. * config/arc/arc.opt (mexpand-adddi): Deprecate it. * doc/invoke.texi (mexpand-adddi): Update text. 2017-07-17 Claudiu Zissulescu * config/arc/arc.md (clzsi2): Expand to an arc_clzsi2 instruction that also clobbers the CC register. The old expand code is moved to ... (*arc_clzsi2): ... here. (ctzsi2): Expand to an arc_ctzsi2 instruction that also clobbers the CC register. The old expand code is moved to ... (arc_ctzsi2): ... here. 2017-07-17 Claudiu Zissulescu * config/arc/arc.opt (mindexed-loads): Use initial value TARGET_INDEXED_LOADS_DEFAULT. (mauto-modify-reg): Use initial value TARGET_AUTO_MODIFY_REG_DEFAULT. * config/arc/elf.h (TARGET_INDEXED_LOADS_DEFAULT): Define. (TARGET_AUTO_MODIFY_REG_DEFAULT): Likewise. * config/arc/linux.h (TARGET_INDEXED_LOADS_DEFAULT): Define. (TARGET_AUTO_MODIFY_REG_DEFAULT): Likewise. 2017-07-17 Martin Liska PR sanitizer/81302 * opts.c (finish_options): Do not allow -fgnu-tm w/ -fsanitize={kernel-,}address. Say sorry. 2017-07-17 Bin Cheng PR target/81369 * tree-loop-distribution.c (classify_partition): Only assert on numer of iterations. (merge_dep_scc_partitions): Delete prameter. Update function call. (distribute_loop): Remove code handling loop with unknown niters. (pass_loop_distribution::execute): Skip loop with unknown niters. 2017-07-17 Bin Cheng PR target/81369 * tree-loop-distribution.c (merge_dep_scc_partitions): Sink call to function sort_partitions_by_post_order. 2017-07-17 Bin Cheng PR tree-optimization/81374 * tree-loop-distribution.c (pass_loop_distribution::execute): Record the max index of basic blocks, rather than number of basic blocks. 2017-07-17 Claudiu Zissulescu * config/arc/arc-protos.h (arc_legitimate_pc_offset_p): Remove proto. (arc_legitimate_pic_operand_p): Likewise. * config/arc/arc.c (arc_legitimate_pic_operand_p): Remove function. (arc_needs_pcl_p): Likewise. (arc_legitimate_pc_offset_p): Likewise. (arc_legitimate_pic_addr_p): Remove LABEL_REF case, as this function is also used in constrains.md. (arc_legitimate_constant_p): Use arc_legitimate_pic_addr_p to validate pic constants. Handle CONST_INT, CONST_DOUBLE, MINUS and PLUS. Only return true/false in known cases, otherwise assert. (arc_legitimate_address_p): Remove arc_legitimate_pic_addr_p as it is already called in arc_legitimate_constant_p. * config/arc/arc.h (CONSTANT_ADDRESS_P): Consider also LABEL for pic addresses. (LEGITIMATE_PIC_OPERAND_P): Use arc_raw_symbolic_reference_mentioned_p function. * config/arc/constraints.md (Cpc): Use arc_legitimate_pic_addr_p function. (Cal): Likewise. (C32): Likewise. 2017-07-17 Claudiu Zissulescu Andrew Burgess * config/arc/arc-protos.h (arc_compute_function_type): Change prototype. (arc_return_address_register): New function. * config/arc/arc.c (arc_handle_fndecl_attribute): New function. (arc_handle_fndecl_attribute): Add naked attribute. (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define. (TARGET_WARN_FUNC_RETURN): Likewise. (arc_allocate_stack_slots_for_args): New function. (arc_warn_func_return): Likewise. (machine_function): Change type fn_type. (arc_compute_function_type): Consider new naked function type, change function return type. (arc_must_save_register): Adapt to handle new arc_compute_function_type's return type. (arc_expand_prologue): Likewise. (arc_expand_epilogue): Likewise. (arc_return_address_regs): Delete. (arc_return_address_register): New function. (arc_epilogue_uses): Use above function. * config/arc/arc.h (arc_return_address_regs): Delete prototype. (arc_function_type): Change encoding, add naked type. (ARC_INTERRUPT_P): Change to handle the new encoding. (ARC_FAST_INTERRUPT_P): Likewise. (ARC_NORMAL_P): Define. (ARC_NAKED_P): Likewise. (arc_compute_function_type): Delete prototype. * config/arc/arc.md (in_ret_delay_slot): Use arc_return_address_register function. (simple_return): Likewise. (p_return_i): Likewise. 2017-07-17 Jakub Jelinek PR tree-optimization/81428 * match.pd (X / X -> one): Don't optimize _Fract divisions, as 1 can't be built for those types. 2017-07-17 Georg-Johann Lay Remove stuff dead since r239246. * config/avr/avr-arch.h (avr_inform_devices): Remove dead proto. * config/avr/avr-devices.c (mcu_name, comparator, avr_mcus_str) (avr_inform_devices): Remove dead stuff. 2017-07-17 Tamar Christina * config/arm/arm_neon.h: Fix softp typo. 2017-07-17 Jakub Jelinek PR tree-optimization/81365 * tree-ssa-phiprop.c (propagate_with_phi): When considering hoisting aggregate moves onto bb predecessor edges, make sure there are no loads that could alias the lhs in between the start of bb and the loads from *phi. 2017-07-17 Georg-Johann Lay PR 80929 * config/avr/avr.c (avr_mul_highpart_cost): New static function. (avr_rtx_costs_1) [TRUNCATE]: Use it to compute mul_highpart cost. [LSHIFTRT, outer_code = TRUNCATE]: Same. 2017-07-17 Jakub Jelinek PR tree-optimization/81396 * tree-ssa-math-opts.c (struct symbolic_number): Add n_ops field. (init_symbolic_number): Initialize it to 1. (perform_symbolic_merge): Add n_ops from both operands into the new n_ops. (find_bswap_or_nop): Don't consider n->n == cmpnop computations without base_addr as useless if they need more than one operation. (bswap_replace): Handle !bswap case for NULL base_addr. 2017-07-17 Tom de Vries PR target/81069 * config/nvptx/nvptx.c (nvptx_single): Insert diverging branch as late as possible. 2017-07-17 Sebastian Huber * config/sparc/rtemself.h (TARGET_OS_CPP_BUILTINS): Add conditional builtin define __FIX_LEON3FT_B2BST. 2017-07-17 Daniel Cederman * config/sparc/t-rtems: Add mfix-gr712rc multilibs. Replace MULTILIB_EXCEPTIONS with MULTILIB_REQUIRED. Match -mfix-gr712rc with -mfix-ut700. 2017-07-16 Eric Botcazou PR rtl-optimization/81424 * optabs.c (prepare_cmp_insn): Use copy_to_reg instead of force_reg to remove potential trapping from operands if -fnon-call-exceptions. 2017-07-16 Jan Hubicka * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Use profile_proability for scalling. * scale_profile_for_vect_loop.c (scale_profile_for_vect_loop): Likewise. 2017-07-16 Jan Hubicka * cgraph.c (cgraph_edge::redirect_call_stmt_to_caller): Cleanup. 2017-07-16 Jan Hubicka * cfgloopmanip.c (scale_loop_profile): Avoid use of REG_BR_PROB_BASE fixpoint arithmetics. 2017-07-16 Jan Hubicka * tree-ssa-loop-unswitch.c (hoist_guard): Avoid use of REG_BR_PROB_BASE fixpoint arithmetics. 2017-07-16 Jan Hubicka * asan.c (create_cond_insert_point): Avoid use of REG_BR_PROB_BASE fixpoint arithmetics. 2017-07-16 Jan Hubicka * profile-count.h (profile_probability::from_reg_br_prob_note, profile_probability::to_reg_br_prob_note): New functions. * doc/rtl.texi (REG_BR_PROB_NOTE): Update documentation. * reg-notes.h (REG_BR_PROB, REG_BR_PRED): Update docs. * predict.c (probability_reliable_p): Update. (edge_probability_reliable_p): Update. (br_prob_note_reliable_p): Update. (invert_br_probabilities): Update. (add_reg_br_prob_note): New function. (combine_predictions_for_insn): Update. * asan.c (asan_clear_shadow): Update. * cfgbuild.c (compute_outgoing_frequencies): Update. * cfgrtl.c (force_nonfallthru_and_redirect): Update. (update_br_prob_note): Update. (rtl_verify_edges): Update. (purge_dead_edges): Update. (fixup_reorder_chain): Update. * emit-rtl.c (try_split): Update. * ifcvt.c (cond_exec_process_insns): Update. (cond_exec_process_if_block): Update. (dead_or_predicable): Update. * internal-fn.c (expand_addsub_overflow): Update. (expand_neg_overflow): Update. (expand_mul_overflow): Update. * loop-doloop.c (doloop_modify): Update. * loop-unroll.c (compare_and_jump_seq): Update. * optabs.c (emit_cmp_and_jump_insn_1): Update. * predict.h: Update. * reorg.c (mostly_true_jump): Update. * rtl.h: Update. * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): Update. * config/alpha/alpha.c (emit_unlikely_jump): Update. * config/arc/arc.c: (emit_unlikely_jump): Update. * config/arm/arm.c: (emit_unlikely_jump): Update. * config/bfin/bfin.c (cbranch_predicted_taken_p): Update. * config/frv/frv.c (frv_print_operand_jump_hint): Update. * config/i386/i386.c (ix86_expand_split_stack_prologue): Update. (ix86_print_operand): Update. (ix86_split_fp_branch): Update. (predict_jump): Update. * config/ia64/ia64.c (ia64_print_operand): Update. * config/mmix/mmix.c (mmix_print_operand): Update. * config/powerpcspe/powerpcspe.c (output_cbranch): Update. (rs6000_expand_split_stack_prologue): Update. * config/rs6000/rs6000.c: Update. * config/s390/s390.c (s390_expand_vec_strlen): Update. (s390_expand_vec_movstr): Update. (s390_expand_cs_tdsi): Update. (s390_expand_split_stack_prologue): Update. * config/sh/sh.c (sh_print_operand): Update. (expand_cbranchsi4): Update. (expand_cbranchdi4): Update. * config/sparc/sparc.c (output_v9branch): Update. * config/spu/spu.c (get_branch_target): Update. (ea_load_store_inline): Update. * config/tilegx/tilegx.c (cbranch_predicted_p): Update. * config/tilepro/tilepro.c: Update. 2017-07-16 Eric Botcazou * gimplify.c (mostly_copy_tree_r): Revert latest change. (gimplify_save_expr): Likewise. 2017-07-07 Jan Hubicka * ipa-visibility.c (function_and_variable_visibility): Fix pasto. 2017-07-07 Jan Hubicka * ipa-fnsummary.c (pass_data_ipa_fn_summary): Use TV_IPA_FNSUMMARY. * timevar.def (TV_IPA_FNSUMMARY): Define. 2017-07-16 Daniel Cederman * config/sparc/sparc.md (divdf3_fix): Add NOP to prevent back to back store errata sensitive sequence from being generated. (sqrtdf2_fix): Likewise. 2017-07-07 Jan Hubicka * tree-ssa-threadupdate.c (compute_path_counts, update_joiner_offpath_counts): Use profile_probability. 2017-07-15 Thomas Preud'homme Revert: 2017-07-14 Thomas Preud'homme * config/arm/arm-c.c (arm_cpu_builtins): Define __ARM_FEATURE_NUMERIC_MAXMIN solely based on TARGET_VFP5. 2017-07-14 Kelvin Nilsen * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add array entries to represent __ieee128 versions of the scalar_test_data_class, scalar_test_neg, scalar_extract_exp, scalar_extract_sig, and scalar_insert_exp built-in functions. (altivec_resolve_overloaded_builtin): Add special case handling for the __builtin_scalar_insert_exp function, as represented by the P9V_BUILTIN_VEC_VSIEDP constant. * config/rs6000/rs6000-builtin.def (VSEEQP): Add scalar extract exponent support for __ieee128 argument. (VSESQP): Add scalar extract signature support for __ieee128 argument. (VSTDCNQP): Add scalar test negative support for __ieee128 argument. (VSIEQP): Add scalar insert exponent support for __int128 argument with __ieee128 result. (VSIEQPF): Add scalar insert exponent support for __ieee128 argument with __ieee128 result. (VSTDCQP): Add scalar test data class support for __ieee128 argument. (VSTDCNQP): Add overload support for scalar test negative with __ieee128 argument. (VSTDCQP): Add overload support for scalar test data class __ieee128 argument. * config/rs6000/vsx.md (UNSPEC_VSX_SXSIG) Replace UNSPEC_VSX_SXSIGDP. (UNSPEC_VSX_SIEXPQP): New constant. (xsxexpqp): New insn for VSX scalar extract exponent quad precision. (xsxsigqp): New insn for VSX scalar extract significand quad precision. (xsiexpqpf): New insn for VSX scalar insert exponent quad precision with floating point argument. (xststdcqp): New expand for VSX scalar test data class quad precision. (xststdcnegqp): New expand for VSX scalar test negative quad precision. (xststdcqp): New insn to match expansions for VSX scalar test data class quad precision and VSX scalar test negative quad precision. * config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Add special case operand checking to enforce that second operand of VSX scalar test data class with quad precision argument is a 7-bit unsigned literal. * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add prototypes and descriptions of __ieee128 versions of scalar_extract_exp, scalar_extract_sig, scalar_insert_exp, scalar_test_data_class, and scalar_test_neg built-in functions. 2016-07-14 Bill Schmidt PR tree-optimization/81162 * gimple-ssa-strength-reduction.c (replace_mult_candidate): Don't replace a negate with an add. 2017-07-14 James Greenhalgh * doc/invoke.texi (arm/-mcpu): Document +crypto. 2017-07-14 Thomas Preud'homme * config/arm/arm-c.c (arm_cpu_builtins): Define __ARM_FEATURE_NUMERIC_MAXMIN solely based on TARGET_VFP5. 2017-07-14 Thomas Preud'homme * config/arm/arm-cpus.in (cortex-r52): Add new entry. (armv8-r): Set ARM Cortex-R52 as default CPU. * config/arm/arm-tables.opt: Regenerate. * config/arm/arm-tune.md: Regenerate. * config/arm/driver-arm.c (arm_cpu_table): Add entry for ARM Cortex-R52. * doc/invoke.texi: Mention -mtune=cortex-r52 and availability of fp.dp extension for -mcpu=cortex-r52. 2017-07-14 Thomas Preud'homme * config/arm/arm-isa.h (isa_bit_FP_ARMv8): Delete enumerator. (ISA_FP_ARMv8): Define as ISA_FPv5 and ISA_FP_D32. * config/arm/arm-cpus.in (armv8-r): Define fp.sp as enabling FPv5. (fp-armv8): Define it as FP_ARMv8 only. config/arm/arm.h (TARGET_FPU_ARMV8): Delete. (TARGET_VFP_FP16INST): Define using TARGET_VFP5 rather than TARGET_FPU_ARMV8. config/arm/arm.c (arm_rtx_costs_internal): Replace checks against TARGET_FPU_ARMV8 by checks against TARGET_VFP5. * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Define first ARM_CHECK_BUILTIN_MODE definition using TARGET_VFP5 rather than TARGET_FPU_ARMV8. * config/arm/arm-c.c (arm_cpu_builtins): Likewise for __ARM_FEATURE_NUMERIC_MAXMIN macro definition. * config/arm/arm.md (cmov): Condition on TARGET_VFP5 rather than TARGET_FPU_ARMV8. * config/arm/neon.md (neon_vrint): Likewise. (neon_vcvt): Likewise. (neon_): Likewise. (3): Likewise. * config/arm/vfp.md (lsi2): Likewise. * config/arm/predicates.md (arm_cond_move_operator): Check against TARGET_VFP5 rather than TARGET_FPU_ARMV8 and fix spacing. 2017-07-14 Jackson Woodruff * config/aarch64/aarch64.c (aarch64_print_operand): Move comments to top of function. 2017-07-14 Kyrylo Tkachov * gimple-ssa-store-merging.c (clear_bit_region): Replace reference to loop in comment with memset. 2017-07-14 Martin Liska * cfgexpand.c (expand_gimple_basic_block): Remove dead comment. * dwarf2out.c (is_java): Remove the function. (output_pubname): Remove usage of the function. (lower_bound_default): Remove usage of DW_LANG_Java. (gen_compile_unit_die): Likewise. * gcc.c: Remove compiler defaults for .java and .zip files. * gimple-expr.c (remove_suffix): Change as there's no longer extension than 4-letter one. * gimplify.c (mostly_copy_tree_r): Remove Java-special part. (gimplify_save_expr): Likewise. * ipa-utils.h (polymorphic_type_binfo_p): Remove the comment as it's possible even for other languages than Java. * langhooks.h (struct lang_hooks): Remove Java from a comment. * lto-opts.c (lto_write_options): Remove reference to Java. * opts.c (strip_off_ending): Update file extension handling. * tree-cfg.c (verify_gimple_call): Remove comment with Java. * tree-eh.c (lower_resx): Likewise. * tree.c (free_lang_data_in_type): Remove dead code. (find_decls_types_r): Likewise. (build_common_builtin_nodes): Remove Java from a comment. (verify_type): Remove dead code. * varasm.c (assemble_external): Remove Java from a comment. 2017-07-14 Martin Liska * opts.c (finish_options): Add quotes. (common_handle_option): Likewise. 2017-07-14 Martin Liska * dbxout.c (get_lang_number): Do not handle GNU Pascal. * dbxout.h (extern void dbxout_stab_value_internal_label_diff): Remove N_SO_PASCAL. * dwarf2out.c (lower_bound_default): Do not handle DW_LANG_Pascal83. (gen_compile_unit_die): Likewise. * gcc.c: Remove default extension binding for GNU Pascal. * stmt.c: Remove Pascal language from a comment. * xcoffout.c: Likewise. 2017-07-13 David Malcolm PR c/81405 * diagnostic-show-locus.c (fixit_cmp): New function. (layout::layout): Sort m_fixit_hints. (column_range::column_range): Assert that the values are valid. (struct char_span): New struct. (correction::overwrite): New method. (struct source_line): New struct. (line_corrections::add_hint): Add assertions. Reimplement memcpy calls in terms of classes source_line and char_span, and correction::overwrite. (selftest::test_overlapped_fixit_printing_2): New function. (selftest::diagnostic_show_locus_c_tests): Call it. 2017-07-13 Will Schmidt * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Return early if there is no lhs. 2017-07-13 Martin Liska * dwarf2out.c (gen_pointer_type_die): Remove dead code. (gen_reference_type_die): Likewise. * stor-layout.c: Remove Pascal-related comment. 2017-07-13 Martin Liska * opts.c (finish_options): Add quotes to error messages. (parse_sanitizer_options): Likewise. 2017-07-13 Thomas Preud'homme * doc/invoke.texi (armv8-r): Document +fp.sp ARMv8-R extension. 2017-07-13 Richard Earnshaw * config/arm/vxworks.h (TARGET_ENDIAN_DEFAULT): Define. 2017-07-13 Maxim Ostapenko * asan.c (asan_emit_allocas_unpoison): Use ptr_mode for arguments during expansion. * builtins.c (expand_asan_emit_allocas_unpoison): Likewise. 2017-07-12 Michael Meissner PR target/81193 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): If GLIBC provides the hardware capability bits, define the macro __BUILTIN_CPU_SUPPORTS__. * config/rs6000/rs6000.c (cpu_expand_builtin): Generate a warning if GLIBC does not provide the hardware capability bits. Add a gcc_unreachable call if the built-in cpu function is neither __builtin_cpu_is nor __builtin_cpu_supports. (rs6000_get_function_versions_dispatcher): Change the warning that an old GLIBC is used which does not export the capability bits to be an error. * doc/extend.texi (target_clones attribute): Document the restriction that GLIBC 2.23 or newer is needed on the PowerPC. (PowerPC built-in functions): Document that GLIBC 2.23 or newer is needed by __builtin_cpu_is and __builtin_cpu_supports. Document the macros defined by GCC if the newer GLIBC is available. 2017-07-12 Jeff Law * config/riscv/riscv.c: Remove unnecessary includes. Reorder remaining includes slightly. * config/riscv/riscv-builtins.c: Include profile-count.h. 2017-07-12 Georg-Johann Lay PR target/79883 * config/avr/avr.c (avr_set_current_function): In diagnostic messages: Quote keywords and (parts of) identifiers. [WITH_AVRLIBC]: Warn for functions named "ISR", "SIGNAL" or "INTERUPT". 2017-07-12 Carl Love * config/rs6000/rs6000-c.c: Add support for built-in functions vector bool char vec_revb (vector bool char); vector bool short vec_revb (vector short char); vector bool int vec_revb (vector bool int); vector bool long long vec_revb (vector bool long long); * doc/extend.texi: Update the built-in documentation file for the new built-in functions. 2017-07-12 Andreas Krebbel * config/s390/s390.md: Remove movcc splitter. 2017-07-12 Andreas Krebbel * config/s390/s390.c (s390_rtx_costs): Return proper costs for load/store on condition. 2017-07-12 Georg-Johann Lay PR target/81407 * config/avr/avr.c (avr_encode_section_info) [progmem && !TREE_READONLY]: Error if progmem object needs constructing. 2017-07-11 Michael Collison * config/aarch64/aarch64-simd.md (aarch64_sub_compare0): New pattern. 2017-07-11 Carl Love * config/rs6000/rs6000-c.c: Add support for builtins vector unsigned int vec_parity_lsbb (vector signed int); vector unsigned int vec_parity_lsbb (vector unsigned int); vector unsigned __int128 vec_parity_lsbb (vector signed __int128); vector unsigned __int128 vec_parity_lsbb (vector unsigned __int128); vector unsigned long long vec_parity_lsbb (vector signed long long); vector unsigned long long vec_parity_lsbb (vector unsigned long long); * config/rs6000/rs6000-builtin.def (VPARITY_LSBB): Add BU_P9V_OVERLOAD1. * config/rs6000/altivec.h (vec_parity_lsbb): Add define. * doc/extend.texi: Update the built-in documentation file for the new built-in functions. 2017-07-11 David Malcolm * diagnostic-show-locus.c: Include "gcc-rich-location.h". (layout::m_primary_loc): New field. (layout::layout): Initialize new field. Move location filtering logic from here to... (layout::maybe_add_location_range): ...this new method. Add support for filtering to just the lines already specified by other locations. (layout::will_show_line_p): New method. (gcc_rich_location::add_location_if_nearby): New method. (selftest::test_add_location_if_nearby): New test function. (selftest::diagnostic_show_locus_c_tests): Call it. * gcc-rich-location.h (gcc_rich_location::add_location_if_nearby): New method. 2017-07-11 Tom de Vries * config/nvptx/nvptx.c (WORKAROUND_PTXJIT_BUG): New macro. (bb_first_real_insn): New function. (nvptx_single): Add extra initialization of broadcasted condition variables. 2017-07-11 Nathan Sidwell * dwarf2out.c (gen_member_die): Remove useless check for anon ctors. 2017-07-11 Georg-Johann Lay * doc/extend.texi (AVR Function Attributes): Remove weblink to Binutils doc as TEXI will mess them up. * doc/invoke.texi (AVR Options): Same here. 2017-07-11 Daniel Cederman * config/sparc/sparc.opt (mfix-ut700): New option. (mfix-gr712rc): Likewise. (sparc_fix_b2bst): New variable. * doc/invoke.texi (SPARC options): Document them. (ARM options): Fix warnings. * config/sparc/sparc.c (sparc_do_work_around_errata): Insert NOP instructions to prevent sequences that can trigger the store-store errata for certain LEON3FT processors. (pass_work_around_errata::gate): Also test sparc_fix_b2bst. (sparc_option_override): Set sparc_fix_b2bst appropriately. * config/sparc/sparc.md (fix_b2bst): New attribute. (in_branch_delay): Prevent stores in delay slot if fix_b2bst. 2017-07-10 Uros Bizjak PR target/81375 * config/i386/i386.md (divsf3): Add TARGET_SSE to TARGET_SSE_MATH. (rcpps): Ditto. (*rsqrtsf2_sse): Ditto. (rsqrtsf2): Ditto. (div3): Macroize insn from divdf3 and divsf3 using MODEF mode iterator. 2017-07-10 Martin Sebor PR tree-optimization/80397 * gimple-ssa-sprintf.c (format_integer): Use INTEGRAL_TYPE_P() instead of testing for equality to INTEGER_TYPE. 2017-07-10 Vineet Gupta * config.gcc: Remove uclibc from arc target spec. 2017-07-10 Claudiu Zissulescu * config/arc/arc.h (ADDITIONAL_REGISTER_NAMES): Define. 2017-07-07 Jan Hubicka PR lto/80838 * lto-wrapper.c (remove_option): New function. (merge_and_complain): Merge PIC/PIE options more realistically. 2017-07-10 Georg-Johann Lay Better ISR prologues by supporting GASes __gcc_isr pseudo insn. PR target/20296 PR target/81268 * configure.ac [target=avr]: Add GAS check for -mgcc-isr. (HAVE_AS_AVR_MGCCISR_OPTION): If so, AC_DEFINE it. * config.in: Regenerate. * configure: Regenerate. * doc/extend.texi (AVR Function Attributes) : Document it. * doc/invoke.texi (AVR Options) <-mgas-isr-prologues>: Document it. * config/avr/avr.opt (-mgas-isr-prologues): New option and... (TARGET_GASISR_PROLOGUES): ...target mask. * common/config/avr/avr-common.c (avr_option_optimization_table) [OPT_LEVELS_1_PLUS_NOT_DEBUG]: Set -mgas-isr-prologues. * config/avr/avr-passes.def (avr_pass_pre_proep): Add INSERT_PASS_BEFORE for it. * config/avr/avr-protos.h (make_avr_pass_pre_proep): New proto. * config/avr/avr.c (avr_option_override) [!HAVE_AS_AVR_MGCCISR_OPTION]: Unset TARGET_GASISR_PROLOGUES. (avr_no_gccisr_function_p, avr_hregs_split_reg): New static functions. (avr_attribute_table) : Add new function attribute. (avr_set_current_function) : Init machine field. (avr_pass_data_pre_proep, avr_pass_pre_proep): New pass data and rtl_opt_pass. (make_avr_pass_pre_proep): New function. (emit_push_sfr) : Add argument to function and use it instead of TMP_REG. (avr_expand_prologue) [machine->gasisr.maybe]: Emit gasisr insn and set machine->gasisr.yes. (avr_expand_epilogue) [machine->gasisr.yes]: Similar. (avr_asm_function_end_prologue) [machine->gasisr.yes]: Add __gcc_isr.n_pushed to .L__stack_usage. (TARGET_ASM_FINAL_POSTSCAN_INSN): Define to... (avr_asm_final_postscan_insn): ...this new static function. * config/avr/avr.h (machine_function) : New fields. : New fields. * config/avr/avr.md (UNSPECV_GASISR): Add unspecv enum. (GASISR_Prologue, GASISR_Epilogue, GASISR_Done): New define_constants. (gasisr, *gasisr): New expander and insn. * config/avr/gen-avr-mmcu-specs.c (print_mcu) [HAVE_AS_AVR_MGCCISR_OPTION]: Print asm_gccisr spec. * config/avr/specs.h (ASM_SPEC) : Add sub spec. 2017-07-10 Richard Earnshaw * config/arm/parsecpu.awk (gen_comm_data): Do not escape single quotes in quoted strings. 2017-07-10 Georg-Johann Lay Move jump-tables out of .text again. PR target/81075 * config/avr/avr.c (ASM_OUTPUT_ADDR_VEC_ELT): Remove function. (ASM_OUTPUT_ADDR_VEC): New function. (avr_adjust_insn_length) [JUMP_TABLE_DATA_P]: Return 0. (avr_final_prescan_insn) [avr_log.insn_addresses]: Dump INSN_ADDRESSes as asm comment. * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION): Adjust comment. (ASM_OUTPUT_ADDR_VEC_ELT): Remove define. (ASM_OUTPUT_ADDR_VEC): Define to avr_output_addr_vec. * config/avr/avr.md (*tablejump): Adjust comment. * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove. * config/avr/avr-log.c (avr_log_set_avr_log) : New detail. * config/avr/avr-protos.h (avr_output_addr_vec_elt): Remove proto. (avr_output_addr_vec): New proto. (avr_log_t) : New field. 2017-07-09 H.J. Lu PR target/81313 * config/i386/i386.c (ix86_function_arg_advance): Set outgoing_args_on_stack to true if there are outgoing arguments on stack. (ix86_function_arg): Likewise. (ix86_get_drap_rtx): Use DRAP only if there are outgoing arguments on stack and ACCUMULATE_OUTGOING_ARGS is false. * config/i386/i386.h (machine_function): Add outgoing_args_on_stack. 2017-07-09 Krister Walfridsson * config.gcc (*-*-netbsd*): Remove check for NetBSD versions not supporting pthreds. * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always enable pthreads. 2017-07-08 Richard Sandiford * Makefile.in (HOOKS_H, RTL_BASE_H, FUNCTION_H, EXPR_H, REGS_H) (REAL_H): Remove $(MACHMODE_H). (FIXED_VALUE_H, TREE_CORE_H, CFGLOOP_H): Remove $(MACHMODE_H) and double-int.h. (CORETYPES_H): Add signop.h, wide-int.h, wide-int-print.h, $(MACHMODE_H) and double-int.h. (build/min-insn-modes.o): Depend on $(CORETYPES_H) rather than $(MACHMODE_H). (gengtype-state.o, gengtype.o, build/gengtype.o): Don't depend on double-int.h. 2017-07-07 Andrew Pinski * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Check prev_set and curr_set for AARCH64_FUSE_ALU_BRANCH. 2017-07-07 Michael Meissner * config/rs6000/rs6000.c (rs6000_get_function_versions_dispatcher): Add warning if GCC was not configured to link against a GLIBC that exports the hardware capability bits. (make_resolver_func): Make resolver function private and not a COMDAT function. Create the name with clone_function_name instead of make_unique_name. PR target/81348 * config/rs6000/rs6000.md (HI sign_extend splitter): Use the correct operand in doing the split. 2017-07-07 Carl Love * config/rs6000/rs6000-c: Add support for built-in function vector unsigned short vec_pack_to_short_fp32 (vector float, vector float). * config/rs6000/rs6000-builtin.def (CONVERT_4F32_8I16): Add BU_P9V_AV_2 and BU_P9V_OVERLOAD_2 definitions. * config/rs6000/altivec.h (vec_pack_to_short_fp32): Add define. * config/rs6000/altivec.md(UNSPEC_CONVERT_4F32_8I16): Add UNSPEC. (convert_4f32_8i16): Add define_expand. * doc/extend.texi: Update the built-in documentation file for the new built-in function. 2017-07-07 Jose E. Marchesi * config/sparc/m8.md: New file. * config/sparc/sparc.md: Include m8.md. 2017-07-07 Jose E. Marchesi * config/sparc/sparc.opt: New option -mvis4b. * config/sparc/sparc.c (dump_target_flag_bits): Handle MASK_VIS4B. (sparc_option_override): Handle VIS4B. (enum sparc_builtins): Define SPARC_BUILTIN_DICTUNPACK{8,16,32}, SPARC_BUILTIN_FPCMP{LE,GT,EQ,NE}{8,16,32}SHL, SPARC_BUILTIN_FPCMPU{LE,GT}{8,16,32}SHL, SPARC_BUILTIN_FPCMPDE{8,16,32}SHL and SPARC_BUILTIN_FPCMPUR{8,16,32}SHL. (check_constant_argument): New function. (sparc_vis_init_builtins): Define builtins __builtin_vis_dictunpack{8,16,32}, __builtin_vis_fpcmp{le,gt,eq,ne}{8,16,32}shl, __builtin_vis_fpcmpu{le,gt}{8,16,32}shl, __builtin_vis_fpcmpde{8,16,32}shl and __builtin_vis_fpcmpur{8,16,32}shl. (sparc_expand_builtin): Check that the constant operands to __builtin_vis_fpcmp*shl and _builtin_vis_dictunpack* are indeed constant and in range. * config/sparc/sparc-c.c (sparc_target_macros): Handle TARGET_VIS4B. * config/sparc/sparc.h (SPARC_IMM2_P): Define. (SPARC_IMM5_P): Likewise. * config/sparc/sparc.md (cpu_feature): Add new feagure "vis4b". (enabled): Handle vis4b. (UNSPEC_DICTUNPACK): New unspec. (UNSPEC_FPCMPSHL): Likewise. (UNSPEC_FPUCMPSHL): Likewise. (UNSPEC_FPCMPDESHL): Likewise. (UNSPEC_FPCMPURSHL): Likewise. (cpu_feature): New CPU feature `vis4b'. (dictunpack{8,16,32}): New insns. (FPCSMODE): New mode iterator. (fpcscond): New code iterator. (fpcsucond): Likewise. (fpcmp{le,gt,eq,ne}{8,16,32}{si,di}shl): New insns. (fpcmpu{le,gt}{8,16,32}{si,di}shl): Likewise. (fpcmpde{8,16,32}{si,di}shl): Likewise. (fpcmpur{8,16,32}{si,di}shl): Likewise. * config/sparc/constraints.md: Define constraints `q' for unsigned 2-bit integer constants and `t' for unsigned 5-bit integer constants. * config/sparc/predicates.md (imm5_operand_dictunpack8): New predicate. (imm5_operand_dictunpack16): Likewise. (imm5_operand_dictunpack32): Likewise. (imm2_operand): Likewise. * doc/invoke.texi (SPARC Options): Document -mvis4b. * doc/extend.texi (SPARC VIS Built-in Functions): Document the ditunpack* and fpcmp*shl builtins. 2017-07-07 Jose E. Marchesi * config.gcc: Handle m8 in --with-{cpu,tune} options. * config.in: Add HAVE_AS_SPARC6 define. * config/sparc/driver-sparc.c (cpu_names): Add entry for the SPARC M8. * config/sparc/sol2.h (CPP_CPU64_DEFAULT_SPEC): Define for TARGET_CPU_m8. (ASM_CPU32_DEFAUILT_SPEC): Likewise. (CPP_CPU_SPEC): Handle m8. (ASM_CPU_SPEC): Likewise. * config/sparc/sparc-opts.h (enum processor_type): Add PROCESSOR_M8. * config/sparc/sparc.c (m8_costs): New struct. (sparc_option_override): Handle TARGET_CPU_m8. (sparc32_initialize_trampoline): Likewise. (sparc64_initialize_trampoline): Likewise. (sparc_issue_rate): Likewise. (sparc_register_move_cost): Likewise. * config/sparc/sparc.h (TARGET_CPU_m8): Define. (CPP_CPU64_DEFAULT_SPEC): Define for M8. (ASM_CPU64_DEFAULT_SPEC): Likewise. (CPP_CPU_SPEC): Handle M8. (ASM_CPU_SPEC): Likewise. (AS_M8_FLAG): Define. * config/sparc/sparc.md: Add m8 to the cpu attribute. * config/sparc/sparc.opt: New option -mcpu=m8 for sparc targets. * configure.ac (HAVE_AS_SPARC6): Check for assembler support for M8 instructions. * configure: Regenerate. * doc/invoke.texi (SPARC Options): Document -mcpu=m8 and -mtune=m8. 2017-07-07 Jose E. Marchesi * config/sparc/niagara7.md: Rework the DFA scheduler to use insn subtypes. * config/sparc/sparc.md: Remove the `v3pipe' insn attribute. ("*movdi_insn_sp32"): Do not set v3pipe. ("*movsi_insn"): Likewise. ("*movdi_insn_sp64"): Likewise. ("*movsf_insn"): Likewise. ("*movdf_insn_sp32"): Likewise. ("*movdf_insn_sp64"): Likewise. ("*zero_extendsidi2_insn_sp64"): Likewise. ("*sign_extendsidi2_insn"): Likewise. ("*mov_insn"): Likewise. ("*mov_insn_sp64"): Likewise. ("*mov_insn_sp32"): Likewise. ("3"): Likewise. ("3"): Likewise. ("*not_3"): Likewise. ("*nand_vis"): Likewise. ("*_not1_vis"): Likewise. ("*_not2_vis"): Likewise. ("one_cmpl2"): Likewise. ("faligndata_vis"): Likewise. ("alignaddrsi_vis"): Likewise. ("alignaddrdi_vis"): Likweise. ("alignaddrlsi_vis"): Likewise. ("alignaddrldi_vis"): Likewise. ("fcmp_vis"): Likewise. ("bmaskdi_vis"): Likewise. ("bmasksi_vis"): Likewise. ("bshuffle_vis"): Likewise. ("cmask8_vis"): Likewise. ("cmask16_vis"): Likewise. ("cmask32_vis"): Likewise. ("pdistn_vis"): Likewise. ("3"): Likewise. 2017-07-07 Jose E. Marchesi * config/sparc/sparc.md ("subtype"): New insn attribute. ("*wrgsr_sp64"): Set insn subtype. ("*rdgsr_sp64"): Likewise. ("alignaddrsi_vis"): Likewise. ("alignaddrdi_vis"): Likewise. ("alignaddrlsi_vis"): Likewise. ("alignaddrldi_vis"): Likewise. ("3"): Likewise. ("fexpand_vis"): Likewise. ("fpmerge_vis"): Likewise. ("faligndata_vis"): Likewise. ("bshuffle_vis"): Likewise. ("cmask8_vis"): Likewise. ("cmask16_vis"): Likewise. ("cmask32_vis"): Likewise. ("fchksm16_vis"): Likewise. ("v3"): Likewise. ("fmean16_vis"): Likewise. ("fp64_vis"): Likewise. ("v8qi3"): Likewise. ("3"): Likewise. ("3"): Likewise. ("3"): Likewise. ("v8qi3"): Likewise. ("3"): Likewise. ("*movqi_insn"): Likewise. ("*movhi_insn"): Likewise. ("*movsi_insn"): Likewise. ("movsi_pic_gotdata_op"): Likewise. ("*movdi_insn_sp32"): Likewise. ("*movdi_insn_sp64"): Likewise. ("movdi_pic_gotdata_op"): Likewise. ("*movsf_insn"): Likewise. ("*movdf_insn_sp32"): Likewise. ("*movdf_insn_sp64"): Likewise. ("*zero_extendhisi2_insn"): Likewise. ("*zero_extendqihi2_insn"): Likewise. ("*zero_extendqisi2_insn"): Likewise. ("*zero_extendqidi2_insn"): Likewise. ("*zero_extendhidi2_insn"): Likewise. ("*zero_extendsidi2_insn_sp64"): Likewise. ("ldfsr"): Likewise. ("prefetch_64"): Likewise. ("prefetch_32"): Likewise. ("tie_ld32"): Likewise. ("tie_ld64"): Likewise. ("*tldo_ldub_sp32"): Likewise. ("*tldo_ldub1_sp32"): Likewise. ("*tldo_ldub2_sp32"): Likewise. ("*tldo_ldub_sp64"): Likewise. ("*tldo_ldub1_sp64"): Likewise. ("*tldo_ldub2_sp64"): Likewise. ("*tldo_ldub3_sp64"): Likewise. ("*tldo_lduh_sp32"): Likewise. ("*tldo_lduh1_sp32"): Likewise. ("*tldo_lduh_sp64"): Likewise. ("*tldo_lduh1_sp64"): Likewise. ("*tldo_lduh2_sp64"): Likewise. ("*tldo_lduw_sp32"): Likewise. ("*tldo_lduw_sp64"): Likewise. ("*tldo_lduw1_sp64"): Likewise. ("*tldo_ldx_sp64"): Likewise. ("*mov_insn"): Likewise. ("*mov_insn_sp64"): Likewise. ("*mov_insn_sp32"): Likewise. 2017-07-07 Jose E. Marchesi * config/sparc/sparc.md ("type"): New insn type viscmp. ("fcmp_vis"): Set insn type to viscmp. ("fpcmp8_vis"): Likewise. ("fucmp8_vis"): Likewise. ("fpcmpu_vis"): Likewise. * config/sparc/niagara7.md ("n7_vis_logical_v3pipe"): Handle viscmp. ("n7_vis_logical_11cycle"): Likewise. * config/sparc/niagara4.md ("n4_vis_logical"): Likewise. * config/sparc/niagara2.md ("niag3_vis": Likewise. * config/sparc/niagara.md ("niag_vis"): Likewise. * config/sparc/ultra3.md ("us3_fga"): Likewise. * config/sparc/ultra1_2.md ("us1_fga_double"): Likewise. 2017-07-07 Jose E. Marchesi * config/sparc/sparc.md: New instruction type `bmask'. (bmaskdi_vis): Use the `bmask' type. (bmasksi_vis): Likewise. * config/sparc/ultra3.md (us3_array): Likewise. * config/sparc/niagara7.md (n7_array): Likewise. * config/sparc/niagara4.md (n4_array): Likewise. * config/sparc/niagara2.md (niag2_vis): Likewise. (niag3_vis): Likewise. * config/sparc/niagara.md (niag_vis): Likewise. 2017-07-06 Jan Hubicka * ipa-comdats.c: Remove optimize check from gate. * ipa-fnsummary.c (ipa_fn_summary_generate): do not generate summary for functions not optimized. (ipa_fn_summary_read): Skip optimize check. (ipa_fn_summary_write): Likewise. * ipa-inline-analysis.c (do_estimate_growth_1): Check that caller is optimized. * ipa-inline.c (can_inline_edge_p): Not optimized functions are uninlinable. (can_inline_edge_p): Check flag_pcc_struct_return for match. (check_callers): Give up on caller which is not optimized. (inline_small_functions): Likewise. (ipa_inline): Do not give up when not optimizing. * ipa-visbility.c (function_and_variable_visibility): Do not optimize away unoptimizes cdtors. (whole_program_function_and_variable_visibility): Do ipa_discover_readonly_nonaddressable_vars in LTO mode. * ipa.c (process_references): Do not check optimize. (symbol_table::remove_unreachable_nodes): Update optimize check. (set_writeonly_bit): Update optimize check. (pass_ipa_cdtor_merge::gate): Do not check optimize. (pass_ipa_single_use::gate): Remove. 2017-07-06 Aaron Sawdey * config/rs6000/rs6000.c (union_defs, union_uses, insn_is_load_p, insn_is_store_p, insn_is_swap_p, const_load_sequence_p, v2df_reduction_p, rtx_is_swappable_p, insn_is_swappable_p, chain_contains_only_swaps, mark_swaps_for_removal, swap_const_vector_halves, adjust_subreg_index, permute_load, permute_store, adjust_extract, adjust_splat, adjust_xxpermdi, adjust_concat, adjust_vperm, handle_special_swappables, replace_swap_with_copy, dump_swap_insn_table, alignment_with_canonical_addr, alignment_mask, find_alignment_op, recombine_lvx_pattern, recombine_stvx_pattern, recombine_lvx_stvx_patterns, rs6000_analyze_swaps, make_pass_analyze_swaps): Move all code related to p8 swap optimizations to file rs6000-p8swap.c. * config/rs6000/rs6000-p8swap.c: New file. * config/rs6000/t-rs6000: Add rule to build rs6000-p8swap.o. * config.gcc: Add rs6000-p8swap.o to extra_objs for powerpc*-*-* and rs6000*-*-* targets. 2017-07-06 David Malcolm * Makefile.in (selftest): Remove dependency on s-selftest-c++. 2017-07-06 Jan Hubicka * lto-wrapper.c (merge_and_complain): Do not merge fexceptions, fnon_call_exceptions, ftrapv, ffp_contract_, fmath_errno, fsigned_zeros, ftrapping_math, fwrapv. (append_compiler_options): Do not track these options. (append_linker_options): Likewie 2017-07-06 Jan Hubicka * cgraphunit.c (cgraph_node::finalize_function): When !flag_toplevel_reorde set no_reorder flag. (varpool_node::finalize_decl): Likewise. (symbol_table::compile): Drop no toplevel reorder path. 2017-07-06 Jan Hubicka * bb-reorder.c (better_edge_p): Do not build traces across abnormal/eh edges; zero probability is not better than uninitialized. 2017-07-06 Maxim Ostapenko * asan.h (asan_sanitize_allocas_p): Declare. * asan.c (asan_sanitize_allocas_p): New function. (handle_builtin_stack_restore): Bail out if !asan_sanitize_allocas_p. (handle_builtin_alloca): Likewise. * cfgexpand.c (expand_used_vars): Do not add allocas unpoisoning stuff if !asan_sanitize_allocas_p. * params.def (asan-instrument-allocas): Add new option. * params.h (ASAN_PROTECT_ALLOCAS): Define. * opts.c (common_handle_option): Disable allocas sanitization for KASan by default. 2017-07-06 Maxim Ostapenko * asan.c: Include gimple-fold.h. (get_last_alloca_addr): New function. (handle_builtin_stackrestore): Likewise. (handle_builtin_alloca): Likewise. (asan_emit_allocas_unpoison): Likewise. (get_mem_refs_of_builtin_call): Add new parameter, remove const quallifier from first paramerer. Handle BUILT_IN_ALLOCA, BUILT_IN_ALLOCA_WITH_ALIGN and BUILT_IN_STACK_RESTORE builtins. (instrument_builtin_call): Pass gimple iterator to get_mem_refs_of_builtin_call. (last_alloca_addr): New global. * asan.h (asan_emit_allocas_unpoison): Declare. * builtins.c (expand_asan_emit_allocas_unpoison): New function. (expand_builtin): Handle BUILT_IN_ASAN_ALLOCAS_UNPOISON. * cfgexpand.c (expand_used_vars): Call asan_emit_allocas_unpoison if function calls alloca. * gimple-fold.c (replace_call_with_value): Remove static keyword. * gimple-fold.h (replace_call_with_value): Declare. * internal-fn.c: Include asan.h. * sanitizer.def (BUILT_IN_ASAN_ALLOCA_POISON, BUILT_IN_ASAN_ALLOCAS_UNPOISON): New builtins. 2017-07-06 David Malcolm * Makefile.in (SELFTEST_FLAGS): Drop "-x c", moving it to... (C_SELFTEST_FLAGS): New. (CPP_SELFTEST_FLAGS): New. (SELFTEST_DEPS): New, from deps of s-selftest. (C_SELFTEST_DEPS): New, from deps of s-selftest. (CPP_SELFTEST_DEPS): New. (selftest): Add dependency on s-selftest-c++. (s-selftest): Rename to... (s-selftest-c): ...this, moving deps to SELFTEST_DEPS and C_SELFTEST_DEPS, and using C_SELFTEST_FLAGS rather than SELFTEST_FLAGS. (selftest-gdb): Rename to... (selftest-c-gdb): ...this, using C_SELFTEST_DEPS and C_SELFTEST_FLAGS. (selftest-gdb): Reintroduce as an alias for selftest-c-gdb. (selftest-valgrind): Rename to... (selftest-c-valgrind): ...this, using C_SELFTEST_DEPS and C_SELFTEST_FLAGS. (selftest-valgrind): Reintroduce as an alias for selftest-c-valgrind. (s-selftest-c++): New. (selftest-c++-gdb): New. (selftest-c++-valgrind): New. 2017-07-06 Olivier Hainque * gcc.c (process_command): When deciding if undefined variables should be ignored when processing specs, accept "gcc -v" as well. 2017-07-06 Jan Hubicka * auto-profile.c (afdo_set_bb_count, afdo_propagate_edge, afdo_annotate_cfg): Set counts/probabilities as determined by afdo. 2017-07-06 Thomas Preud'homme * config/arm/arm-cpus.in (armv8-r): Add new entry. * config/arm/arm-isa.h (ISA_ARMv8r): Define macro. * config/arm/arm-tables.opt: Regenerate. * config/arm/arm.h (enum base_architecture): Add BASE_ARCH_8R enumerator. * doc/invoke.texi: Mention -march=armv8-r and its extensions. 2017-07-06 Carl Love * ChangeLog: Clean up from mid air collision 2017-07-06 Carl Love * config/rs6000/rs6000-c.c: Add support for built-in functions vector signed int vec_subc (vector signed int, vector signed int); vector signed __int128 vec_subc (vector signed __int128, vector signed __int128); vector unsigned __int128 vec_subc (vector unsigned __int128, vector unsigned __int128); vector signed int vec_sube (vector signed int, vector signed int, vector signed int); vector unsigned int vec_sube (vector unsigned int, vector unsigned int, vector unsigned int); vector signed __int128 vec_sube (vector signed __int128, vector signed __int128, vector signed__int128); vector unsigned __int128 vec_sube (vector unsigned __int128, vector unsigned __int128, vector unsigned __int128); vector signed int vec_subec (vector signed int, vector signed int, vector signed int); vector unsigned int vec_subec (vector unsigned int, vector unsigned int, vector unsigned int); vector signed __int128 vec_subec (vector signed __int128, vector signed __int128, vector signed__int128); vector unsigned __int128 vec_subec (vector unsigned __int128, vector unsigned __int128, vector unsigned __int128); * config/rs6000/rs6000.c (ALTIVEC_BUILTIN_VEC_SUBE, ALTIVEC_BUILTIN_VEC_SUBEC): Add ef_builtins. * config/rs6000/rs6000-builtin.def (SUBE, SUBEC): Add BU_ALTIVEC_OVERLOAD_X definitions. * config/rs6000/altivec.h (vec_sube, vec_subec): Add builtin defines. * doc/extend.texi: Update the built-in documentation file for the new built-in functions. 2017-07-06 David Malcolm PR c++/79300 * diagnostic-show-locus.c (layout::layout): Use start and finish spelling location for the start and finish of each range. * genmatch.c (linemap_client_expand_location_to_spelling_point): Add unused aspect param. * input.c (expand_location_1): Add "aspect" param, and use it to access the correct part of the location. (expand_location): Pass LOCATION_ASPECT_CARET to new param of expand_location_1. (expand_location_to_spelling_point): Likewise. (linemap_client_expand_location_to_spelling_point): Add "aspect" param, and pass it to expand_location_1. 2017-07-06 Sebastian Peryt * config/i386/avx512fintrin.h (_mm_mask_getexp_round_ss, _mm_maskz_getexp_round_ss, _mm_mask_getexp_round_sd, _mm_maskz_getexp_round_sd, _mm_mask_getmant_round_sd, _mm_maskz_getmant_round_sd, _mm_mask_getmant_round_ss, _mm_maskz_getmant_round_ss, _mm_mask_getexp_ss, _mm_maskz_getexp_ss, _mm_mask_getexp_sd, _mm_maskz_getexp_sd, _mm_mask_getmant_sd, _mm_maskz_getmant_sd, _mm_mask_getmant_ss, _mm_maskz_getmant_ss): New intrinsics. (__builtin_ia32_getexpss128_mask): Changed to ... __builtin_ia32_getexpss128_round ... this. (__builtin_ia32_getexpsd128_mask): Changed to ... __builtin_ia32_getexpsd128_round ... this. * config/i386/i386-builtin-types.def ((V2DF, V2DF, V2DF, INT, V2DF, UQI, INT), (V4SF, V4SF, V4SF, INT, V4SF, UQI, INT)): New function type aliases. * config/i386/i386-builtin.def (__builtin_ia32_getexpsd_mask_round, __builtin_ia32_getexpss_mask_round, __builtin_ia32_getmantsd_mask_round, __builtin_ia32_getmantss_mask_round): New builtins. * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_INT_V2DF_UQI_INT, V4SF_FTYPE_V4SF_V4SF_INT_V4SF_UQI_INT): Handle new types. (CODE_FOR_avx512f_vgetmantv2df_mask_round, CODE_FOR_avx512f_vgetmantv4sf_mask_round): New cases. * config/i386/sse.md (avx512f_sgetexp): Changed to ... avx512f_sgetexp ... this. (vgetexp\t{%2, %1, %0| %0, %1, %2}): Changed to ... vgetexp \t{%2, %1, %0| %0, %1, %2} ... this. (avx512f_vgetmant): Changed to ... avx512f_vgetmant ... this. (vgetmant\t{%3, %2, %1, %0| %0, %1, %2, %3}): Changed to ... vgetmant \t{%3, %2, %1, %0| %0, %1, %2 , %3} ... this. * config/i386/subst.md (mask_scalar_operand4, round_saeonly_scalar_mask_operand4, round_saeonly_scalar_mask_op4, round_saeonly_scalar_nimm_predicate): New subst attributes. 2017-07-06 Julia Koval * config/i386/i386.c (ix86_erase_embedded_rounding): Remove code for old rounding pattern. 2017-07-06 Richard Earnshaw * config/arm/t-arm (GTM_H): Add arm-cpu.h. 2017-07-06 Christophe Lyon * doc/sourcebuild.texi (Test Directives, Variants of dg-require-support): Add documentation for dg-require-stack-check. 2017-07-05 Sebastian Peryt * config/i386/subst.md (mask_scalar, round_scalar, round_saeonly_scalar): New meta-templates. (mask_scalar_name, mask_scalar_operand3, round_scalar_name, round_scalar_mask_operand3, round_scalar_mask_op3, round_scalar_constraint, round_scalar_prefix, round_saeonly_scalar_name, round_saeonly_scalar_mask_operand3, round_saeonly_scalar_mask_op3, round_saeonly_scalar_constraint, round_saeonly_scalar_prefix): New subst attribute. * config/i386/sse.md (_vm3): Renamed to ... _vm3 ... this. (_vm3): Renamed to ... _vm3 ... this. (_vm3): Renamed to ... _vm3 ... this. (v \t{%2, %1, %0| %0, %1, %2}): Changed to ... v \t{%2, %1, %0| %0, %1, %2} ... this. (v \t{%2, %1, %0| %0, %1, %2}): Changed to ... v \t{%2, %1, %0| %0, %1, %2} ... this. (v \t{%2, %1, %0| %0, %1, %2}): Changed to ... v \t{%2, %1, %0| %0, %1, %2 } ... this. 2017-07-05 Richard Earnshaw * config/arm/arm.c (arm_fixed_condition_code_regs): New function. (TARGET_FIXED_CONDITION_CODE_REGS): Redefine. 2017-07-05 Richard Sandiford Alan Hayward David Sherwood * combine.c (simplify_if_then_else): Remove "enum" before "machine_mode". * compare-elim.c (can_eliminate_compare): Likewise. * config/aarch64/aarch64-builtins.c (aarch64_simd_builtin_std_type): Likewise. (aarch64_lookup_simd_builtin_type): Likewise. (aarch64_simd_builtin_type): Likewise. (aarch64_init_simd_builtin_types): Likewise. (aarch64_simd_expand_args): Likewise. * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_rglist): Likewise. (aarch64_reverse_mask): Likewise. (aarch64_simd_emit_reg_reg_move): Likewise. (aarch64_gen_adjusted_ldpstp): Likewise. (aarch64_ccmp_mode_to_code): Likewise. (aarch64_operands_ok_for_ldpstp): Likewise. (aarch64_operands_adjust_ok_for_ldpstp): Likewise. * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class): Likewise. (aarch64_min_divisions_for_recip_mul): Likewise. (aarch64_reassociation_width): Likewise. (aarch64_get_condition_code_1): Likewise. (aarch64_simd_emit_reg_reg_move): Likewise. (aarch64_simd_attr_length_rglist): Likewise. (aarch64_reverse_mask): Likewise. (aarch64_operands_ok_for_ldpstp): Likewise. (aarch64_operands_adjust_ok_for_ldpstp): Likewise. (aarch64_gen_adjusted_ldpstp): Likewise. * config/aarch64/cortex-a57-fma-steering.c (fma_node::rename): Likewise. * config/arc/arc.c (legitimate_offset_address_p): Likewise. * config/arm/arm-builtins.c (arm_simd_builtin_std_type): Likewise. (arm_lookup_simd_builtin_type): Likewise. (arm_simd_builtin_type): Likewise. (arm_init_simd_builtin_types): Likewise. (arm_expand_builtin_args): Likewise. * config/arm/arm-protos.h (arm_expand_builtin): Likewise. * config/ft32/ft32.c (ft32_libcall_value): Likewise. (ft32_setup_incoming_varargs): Likewise. (ft32_function_arg): Likewise. (ft32_function_arg_advance): Likewise. (ft32_pass_by_reference): Likewise. (ft32_arg_partial_bytes): Likewise. (ft32_valid_pointer_mode): Likewise. (ft32_addr_space_pointer_mode): Likewise. (ft32_addr_space_legitimate_address_p): Likewise. * config/i386/i386-protos.h (ix86_operands_ok_for_move_multiple): Likewise. * config/i386/i386.c (ix86_setup_incoming_vararg_bounds): Likewise. (ix86_emit_outlined_ms2sysv_restore): Likewise. (iamcu_alignment): Likewise. (canonicalize_vector_int_perm): Likewise. (ix86_noce_conversion_profitable_p): Likewise. (ix86_mpx_bound_mode): Likewise. (ix86_operands_ok_for_move_multiple): Likewise. * config/microblaze/microblaze-protos.h (microblaze_expand_conditional_branch_reg): Likewise. * config/microblaze/microblaze.c (microblaze_expand_conditional_branch_reg): Likewise. * config/powerpcspe/powerpcspe.c (rs6000_init_hard_regno_mode_ok): Likewise. (rs6000_reassociation_width): Likewise. (rs6000_invalid_binary_op): Likewise. (fusion_p9_p): Likewise. (emit_fusion_p9_load): Likewise. (emit_fusion_p9_store): Likewise. * config/riscv/riscv-protos.h (riscv_regno_mode_ok_for_base_p): Likewise. (riscv_hard_regno_mode_ok_p): Likewise. (riscv_address_insns): Likewise. (riscv_split_symbol): Likewise. (riscv_legitimize_move): Likewise. (riscv_function_value): Likewise. (riscv_hard_regno_nregs): Likewise. (riscv_expand_builtin): Likewise. * config/riscv/riscv.c (riscv_build_integer_1): Likewise. (riscv_build_integer): Likewise. (riscv_split_integer): Likewise. (riscv_legitimate_constant_p): Likewise. (riscv_cannot_force_const_mem): Likewise. (riscv_regno_mode_ok_for_base_p): Likewise. (riscv_valid_base_register_p): Likewise. (riscv_valid_offset_p): Likewise. (riscv_valid_lo_sum_p): Likewise. (riscv_classify_address): Likewise. (riscv_legitimate_address_p): Likewise. (riscv_address_insns): Likewise. (riscv_load_store_insns): Likewise. (riscv_force_binary): Likewise. (riscv_split_symbol): Likewise. (riscv_force_address): Likewise. (riscv_legitimize_address): Likewise. (riscv_move_integer): Likewise. (riscv_legitimize_const_move): Likewise. (riscv_legitimize_move): Likewise. (riscv_address_cost): Likewise. (riscv_subword): Likewise. (riscv_output_move): Likewise. (riscv_canonicalize_int_order_test): Likewise. (riscv_emit_int_order_test): Likewise. (riscv_function_arg_boundary): Likewise. (riscv_pass_mode_in_fpr_p): Likewise. (riscv_pass_fpr_single): Likewise. (riscv_pass_fpr_pair): Likewise. (riscv_get_arg_info): Likewise. (riscv_function_arg): Likewise. (riscv_function_arg_advance): Likewise. (riscv_arg_partial_bytes): Likewise. (riscv_function_value): Likewise. (riscv_pass_by_reference): Likewise. (riscv_setup_incoming_varargs): Likewise. (riscv_print_operand): Likewise. (riscv_elf_select_rtx_section): Likewise. (riscv_save_restore_reg): Likewise. (riscv_for_each_saved_reg): Likewise. (riscv_register_move_cost): Likewise. (riscv_hard_regno_mode_ok_p): Likewise. (riscv_hard_regno_nregs): Likewise. (riscv_class_max_nregs): Likewise. (riscv_memory_move_cost): Likewise. * config/rl78/rl78-protos.h (rl78_split_movsi): Likewise. * config/rl78/rl78.c (rl78_split_movsi): Likewise. (rl78_addr_space_address_mode): Likewise. * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Likewise. * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise. (rs6000_reassociation_width): Likewise. (rs6000_invalid_binary_op): Likewise. (fusion_p9_p): Likewise. (emit_fusion_p9_load): Likewise. (emit_fusion_p9_store): Likewise. * config/visium/visium-protos.h (prepare_move_operands): Likewise. (ok_for_simple_move_operands): Likewise. (ok_for_simple_move_strict_operands): Likewise. (ok_for_simple_arith_logic_operands): Likewise. (visium_legitimize_reload_address): Likewise. (visium_select_cc_mode): Likewise. (output_cbranch): Likewise. (visium_split_double_move): Likewise. (visium_expand_copysign): Likewise. (visium_expand_int_cstore): Likewise. (visium_expand_fp_cstore): Likewise. * config/visium/visium.c (visium_pass_by_reference): Likewise. (visium_function_arg): Likewise. (visium_function_arg_advance): Likewise. (visium_libcall_value): Likewise. (visium_setup_incoming_varargs): Likewise. (visium_legitimate_constant_p): Likewise. (visium_legitimate_address_p): Likewise. (visium_legitimize_address): Likewise. (visium_secondary_reload): Likewise. (visium_register_move_cost): Likewise. (visium_memory_move_cost): Likewise. (prepare_move_operands): Likewise. (ok_for_simple_move_operands): Likewise. (ok_for_simple_move_strict_operands): Likewise. (ok_for_simple_arith_logic_operands): Likewise. (visium_function_value_1): Likewise. (rtx_ok_for_offset_p): Likewise. (visium_legitimize_reload_address): Likewise. (visium_split_double_move): Likewise. (visium_expand_copysign): Likewise. (visium_expand_int_cstore): Likewise. (visium_expand_fp_cstore): Likewise. (visium_split_cstore): Likewise. (visium_select_cc_mode): Likewise. (visium_split_cbranch): Likewise. (output_cbranch): Likewise. (visium_print_operand_address): Likewise. * expmed.c (flip_storage_order): Likewise. * expmed.h (emit_cstore): Likewise. (flip_storage_order): Likewise. * genrecog.c (validate_pattern): Likewise. * hsa-gen.c (gen_hsa_addr): Likewise. * internal-fn.c (expand_arith_overflow): Likewise. * ira-color.c (allocno_copy_cost_saving): Likewise. * lra-assigns.c (find_hard_regno_for_1): Likewise. * lra-constraints.c (prohibited_class_reg_set_mode_p): Likewise. (process_invariant_for_inheritance): Likewise. * lra-eliminations.c (move_plus_up): Likewise. * omp-low.c (lower_oacc_reductions): Likewise. * simplify-rtx.c (simplify_subreg): Likewise. * target.def (TARGET_SETUP_INCOMING_VARARG_BOUNDS): Likewise. (TARGET_CHKP_BOUND_MODE): Likewise.. * targhooks.c (default_chkp_bound_mode): Likewise. (default_setup_incoming_vararg_bounds): Likewise. * targhooks.h (default_chkp_bound_mode): Likewise. (default_setup_incoming_vararg_bounds): Likewise. * tree-ssa-math-opts.c (divmod_candidate_p): Likewise. * tree-vect-loop.c (calc_vec_perm_mask_for_shift): Likewise. (have_whole_vector_shift): Likewise. * tree-vect-stmts.c (vectorizable_load): Likewise. * doc/tm.texi: Regenerate. 2017-07-05 Georg-Johann Lay Graceful degrade if Binutils PR21472 is not available. PR target/81072 * configure.ac [target=avr]: WARN instead of ERROR if avrxmega3 .rodata in flash test fails. (HAVE_LD_AVR_AVRXMEGA3_RODATA_IN_FLASH): Define it if test passes. * confgure: Regenerate. * config.in: Regenerate. * config/avr/avr.c (avr_asm_named_section) [HAVE_LD_AVR_AVRXMEGA3_RODATA_IN_FLASH]: Only trigger __do_copy_data for stuff in .rodata if flash_pm_offset = 0. (avr_asm_init_sections): Same. 2017-07-05 Ramana Radhakrishnan * config/arm/neon.md (fma4): Remove %?. (fma4_intrinsic): Likewise. (*fmsub4): Likewise. (*fmsub4_intrinsic): Likewise. 2017-07-05 Georg-Johann Lay PR target/81305 * config/avr/avr.c (avr_out_movhi_mr_r_xmega) [CONSTANT_ADDRESS_P]: Don't depend on "optimize > 0". (out_movhi_r_mr, out_movqi_mr_r): Same. (out_movhi_mr_r, out_movqi_r_mr): Same. (avr_address_cost) [CONSTANT_ADDRESS_P]: Don't depend cost for io_address_operand on "optimize > 0". 2017-07-05 Bin Cheng * tree-loop-distribution.c: Add general explanantion on the pass. (generate_loops_for_partition): Mark distributed loop. (pg_add_dependence_edges): New parameter. Handle alias data dependence specially and record it in the parameter if asked. (struct pg_vdata, pg_edata, pg_edge_callback_data): New structs. (init_partition_graph_vertices, add_partition_graph_edge): New. (pg_skip_alias_edge, free_partition_graph_edata_cb): New. (free_partition_graph_vdata, build_partition_graph): New. (sort_partitions_by_post_order, merge_dep_scc_partitions): New. (pg_collect_alias_ddrs, break_alias_scc_partitions): New. (data_ref_segment_size, latch_dominated_by_data_ref): New. (compute_alias_check_pairs, version_loop_by_alias_check): New. (version_for_distribution_p, finalize_partitions): New. (distribute_loop): Handle alias data dependence specially. Factor out loop fusion code as functions and call these functions. 2017-07-05 Bin Cheng * tree-loop-distribution.c (classify_partition): New parameter and better handle reduction statement. (rdg_build_partitions): Revise comment. (distribute_loop): Compute statements in all partitions and pass it to classify_partition. 2017-07-05 Bin Cheng * tree-loop-distribution.c (enum partition_type): New. (struct partition): New field type. (partition_merge_into): Add parameter. Update partition type. (data_dep_in_cycle_p, update_type_for_merge): New functions. (build_rdg_partition_for_vertex): Compute partition type. (rdg_build_partitions): Dump partition type. (distribute_loop): Update calls to partition_merge_into. 2017-07-05 Bin Cheng * tree-loop-distribution.c (struct ddr_hasher): New. (ddr_hasher::hash, ::equal, get_data_dependence): New function. (ddrs_table): New. (classify_partition): Call get_data_dependence. (pg_add_dependence_edges): Ditto. (distribute_loop): Release data dependence hash table. 2017-07-05 Bin Cheng * tree-loop-distribution.c (ref_base_address): Delete. (similar_memory_accesses): Rename ... (share_memory_accesses): ... to this. Check if partitions access the same memory reference. (distribute_loop): Call share_memory_accesses. 2017-07-05 Bin Cheng * tree-loop-distribution.c (struct partition): New field recording its data reference. (partition_alloc, partition_free): Init and release data refs. (partition_merge_into): Merge data refs. (build_rdg_partition_for_vertex): Collect data refs for partition. (pg_add_dependence_edges): Change parameters from vector to bitmap. Update uses. (distribute_loop): Remve data refs from vertice data of partition graph. 2017-07-05 Bin Cheng * tree-loop-distribution.c (params.h): Include header file. (MAX_DATAREFS_NUM, DR_INDEX): New macro. (datarefs_vec): New global var. (create_rdg_vertices): Use datarefs_vec directly. (free_rdg): Don't free data references. (build_rdg): Update use. Don't free data references. (distribute_loop): Compute global variable for data references. Bail out if there are too many data references. 2017-07-05 Bin Cheng * tree-loop-distribution.c (loop_nest): New global var. (build_rdg): Use loop directly, rather than loop nest. (pg_add_dependence_edges): Remove loop nest parameter. Use global variable directly. (distribute_loop): Compute global variable loop nest. Update use. 2017-07-05 Bin Cheng * tree-loop-distribution.c (enum fuse_type, fuse_message): New. (partition_merge_into): New parameter. Dump reason for fusion. (distribute_loop): Update use of partition_merge_into. 2017-07-05 Bin Cheng * tree-loop-distribution.c (bb_top_order_index): New. (bb_top_order_index_size, bb_top_order_cmp): New. (stmts_from_loop): Use topological order. (pass_loop_distribution::execute): Compute and release topological order for basic blocks. 2017-07-05 Bin Cheng * tree-loop-distribution.c (pass_loop_distribution::execute): Skip if no loops. 2017-07-05 Bin Cheng * cfgloop.h (struct loop): Add comment. New field orig_loop_num. * cfgloopmanip.c (lv_adjust_loop_entry_edge): Comment change. * internal-fn.c (expand_LOOP_DIST_ALIAS): New function. * internal-fn.def (LOOP_DIST_ALIAS): New. * tree-vectorizer.c (fold_loop_vectorized_call): Rename to ... (fold_loop_internal_call): ... this. (vect_loop_dist_alias_call): New function. (set_uid_loop_bbs): Call fold_loop_internal_call. (vectorize_loops): Fold IFN_LOOP_VECTORIZED and IFN_LOOP_DIST_ALIAS internal calls. 2017-07-04 Uros Bizjak PR target/81300 * config/i386/i386.md (setcc + movzbl/and to xor + setcc peepholes): Require dead FLAGS_REG at the beginning of a peephole. 2017-07-04 Uros Bizjak PR target/81294 * config/i386/adxintrin.h (_subborrow_u32): Swap _X and _Y arguments in the call to __builtin_ia32_sbb_u32. (_subborrow_u64): Swap _X and _Y arguments in the call to __builtin_ia32_sbb_u64. 2017-07-04 Jakub Jelinek PR debug/81278 * tree-vrp.c (compare_assert_loc): Turn into a function template with stable template parameter. Only test if a->e is NULL, !a->e == !b->e has been verified already. Use e == NULL or e != NULL instead of e or ! e tests. If stable is true, don't use iterative_hash_expr, on the other side allow a or b or both NULL and sort the NULLs last. (process_assert_insertions): Sort using compare_assert_loc instead of compare_assert_loc, later sort using compare_assert_loc before calling process_assert_insertions_for in a loop. Use break instead of continue once seen NULL pointer. 2017-07-04 Thomas Preud'homme * config/arm/driver-arm.c (arm_cpu_table): Add entry for ARM Cortex-R7 and Cortex-R8 processors. 2017-07-04 Jan Hubicka * ipa-utils.c (ipa_merge_profiles): Fix merging when dst is uninitialized while src is not. 2017-07-04 Richard Earnshaw * common/config/arm/arm-common.c: Adjust include path for arm-cpu-cdata.h * config/arm/t-arm (TM_H): Adjust path for arm-cpu.h. (arm-cpu.h): Create in build directory. Adjust dependency rules. (arm-cpu-data.h): Likewise. (arm-cpu-cdata.h): Likewise. * config/arm/arm-cpu.h: Delete. * config/arm/arm-cpu-cdata.h: Delete. * config/arm/arm-cpu-data.h: Delete. 2017-07-04 James Greenhalgh * config/arm/arm-cpus.in (cortex-a55): New. (cortex-a75): Likewise. (cortex-a75.cortex-a55): Likewise. * config/arm/driver-arm.c (arm_cpu_table): Add cortex-a55 and cortex-a75. * doc/invoke.texi (-mcpu): Document cortex-a55 and cortex-a75. * config/arm/arm-cpu-cdata.h: Regenerate. * config/arm/arm-cpu-data.h: Regenerate. * config/arm/arm-cpu.h: Regenerate. * config/arm/arm-tables.opt: Regenerate. * config/arm/arm-tune.md: Regenerate. 2017-07-04 Jan Hubicka * haifa-sched.c (sched_create_recovery_edges): Update profile. 2017-07-04 Jan Hubicka * bb-reorder.c (better_edge_p): Fix handling of uninitialized probability. 2017-07-04 Richard Sandiford PR tree-optimization/81292 * tree-ssa-strlen.c (handle_builtin_strlen): When setting full_string_p, also call adjust_related_strinfos if the adjustment is simple, otherwise invalidate related strinfos. 2017-07-04 Martin Liska PR sanitizer/81040 * sanopt.c (sanitize_rewrite_addressable_params): Mark the newly created variable as DECL_IGNORED_P. 2017-07-04 Martin Liska PR ipa/81293 * ipa-inline.c (inline_small_functions): Use xstrdup_for_dump. 2017-07-04 Tom de Vries * graph.c (draw_cfg_edges): Save and restore EDGE_DFS_BACK. 2017-07-03 Dominique d'Humieres PR target/81033 * config/darwin.c (darwin_function_switched_text_sections): Fix spaces. 2017-07-03 Jan Hubicka * tree-vect-loop-manip.c (vect_do_peeling): Fix scaling up. 2017-07-03 Richard Earnshaw * doc/invoke.texi (ARM Options): Add -mbe8 and -mbe32 to option summary. 2017-07-03 Richard Sandiford * tree-vect-loop.c (vect_analyze_loop_2): Treat min_scalar_loop_bound, min_profitable_iters, and th as inclusive lower bounds. Fix LOOP_VINFO_PEELING_FOR_GAPS condition. (vect_estimate_min_profitable_iters): Return inclusive lower bounds for min_profitable_iters and min_profitable_estimate. (vect_transform_loop): Treat th as an inclusive lower bound. * tree-vect-loop-manip.c (vect_loop_versioning): Likewise. 2017-07-03 Dominique d'Humieres PR target/81033 * config/darwin.c (darwin_function_switched_text_sections): Replace DECL_NAME with DECL_ASSEMBLER_NAME, split assemble_name_raw in two pieces, and suppress the use of buf. 2017-07-03 Nathan Sidwell * hash-table.h (hash_table_mod1): Fix indentation. 2017-07-02 Jan Hubicka PR middle-end/81290 * predict.c (force_edge_cold): Be more careful about propagation backward. * profile-count.h (profile_probability::guessed, profile_probability::fdo, profile_count::guessed, profile_count::fdo): New. * tree-ssa-threadupdate.c (recompute_probabilities): Result is guessed. 2017-07-03 James Greenhalgh * doc/invoke.texi (rcpc architecture extension): Document it. 2017-07-03 Richard Biener PR tree-optimization/60510 * tree-vect-loop.c (vect_create_epilog_for_reduction): Pass in the scalar reduction PHI and use it. (vectorizable_reduction): Properly guard the single_defuse_cycle path for non-SLP reduction chains where we cannot use it. Rework reduc_def/index and vector type deduction. Rework vector operand gathering during reduction op code-gen. * tree-vect-slp.c (vect_analyze_slp): For failed SLP reduction chains dissolve the chain and leave it to non-SLP reduction handling. 2017-07-03 Richard Sandiford * tree-data-ref.h (dr_alignment): Declare. * tree-data-ref.c (dr_alignment): New function. * tree-vectorizer.h (dataref_aux): Remove base_element_aligned. * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Don't set it. * tree-vect-stmts.c (vectorizable_store): Use dr_alignment. 2017-07-03 Richard Sandiford * tree-data-ref.h (innermost_loop_behavior): Add base_alignment and base_misalignment fields. (DR_BASE_ALIGNMENT, DR_BASE_MISALIGNMENT): New macros. * tree-data-ref.c: Include builtins.h. (dr_analyze_innermost): Set up the new innmost_loop_behavior fields. * tree-vectorizer.h (STMT_VINFO_DR_BASE_ALIGNMENT): New macro. (STMT_VINFO_DR_BASE_MISALIGNMENT): Likewise. * tree-vect-data-refs.c: Include tree-cfg.h. (vect_compute_data_ref_alignment): Use the new innermost_loop_behavior fields instead of calculating an alignment here. (vect_analyze_data_refs): Use dr_analyze_innermost. Dump the new innermost_loop_behavior fields. 2017-07-03 Richard Sandiford * tree-data-ref.h (innermost_loop_behavior): Add a step_alignment field. (DR_STEP_ALIGNMENT): New macro. * tree-vectorizer.h (STMT_VINFO_DR_STEP_ALIGNMENT): Likewise. * tree-data-ref.c (dr_analyze_innermost): Initalize step_alignment. (create_data_ref): Print it. * tree-vect-stmts.c (vectorizable_load): Use the step alignment to tell whether the step preserves vector (mis)alignment. * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise. Move the check for an integer step and generalise to all INTEGER_CST. (vect_analyze_data_refs): Set DR_STEP_ALIGNMENT when setting DR_STEP. Print the outer step alignment. 2017-07-03 Richard Sandiford * tree-data-ref.h (innermost_loop_behavior): Replace aligned_to with offset_alignment. (DR_ALIGNED_TO): Delete. (DR_OFFSET_ALIGNMENT): New macro. * tree-vectorizer.h (STMT_VINFO_DR_ALIGNED_TO): Delete. (STMT_VINFO_DR_OFFSET_ALIGNMENT): New macro. * tree-data-ref.c (dr_analyze_innermost): Update after above changes. (create_data_ref): Likewise. * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise. (vect_analyze_data_refs): Likewise. * tree-if-conv.c (if_convertible_loop_p_1): Use memset before creating dummy innermost behavior. 2017-07-03 Richard Sandiford * tree-data-ref.h (dr_analyze_innermost): Replace the dr argument with a "innermost_loop_behavior *" and refeence tree. * tree-data-ref.c (dr_analyze_innermost): Likewise. (create_data_ref): Update call accordingly. * tree-predcom.c (find_looparound_phi): Likewise. 2017-07-03 Richard Sandiford * tree-vectorizer.h (_stmt_vec_info): Replace individual dr_* fields with dr_wrt_vec_loop. (STMT_VINFO_DR_BASE_ADDRESS, STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET) (STMT_VINFO_DR_STEP, STMT_VINFO_DR_ALIGNED_TO): Update accordingly. (STMT_VINFO_DR_WRT_VEC_LOOP): New macro. (vect_dr_behavior): New function. (vect_create_addr_base_for_vector_ref): Remove loop parameter. * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Use vect_dr_behavior. Use a step_preserves_misalignment_p boolean to track whether the step preserves the misalignment. (vect_create_addr_base_for_vector_ref): Remove loop parameter. Use vect_dr_behavior. (vect_setup_realignment): Update call accordingly. (vect_create_data_ref_ptr): Likewise. Use vect_dr_behavior. * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Update call to vect_create_addr_base_for_vector_ref. (vect_create_cond_for_align_checks): Likewise. * tree-vect-patterns.c (vect_recog_bool_pattern): Copy STMT_VINFO_DR_WRT_VEC_LOOP as a block. (vect_recog_mask_conversion_pattern): Likewise. * tree-vect-stmts.c (compare_step_with_zero): Use vect_dr_behavior. (new_stmt_vec_info): Remove redundant zeroing. 2017-07-03 Richard Earnshaw * common/config/arm/arm-common.c (arm_be8_option): New function. * config/arm/arm-isa.h (isa_feature): Add new feature bit isa_bit_be8. (ISA_ARMv6): Add isa_bit_be8. * config/arm/arm.h (arm_be8_option): Add prototype. (BE8_SPEC_FUNCTION): New define. (EXTRA_SPEC_FUNCTIONS): Add BE8_SPEC_FUNCTION. * config/arm/arm.opt (mbig-endian): Mark as Negative of mlittle-endian. (mlittle-endian): Similarly. (mbe8, mbe32): New options. * config/arm/bpabi.h (BE8_LINK_SPEC): Call arm_be8_option. * doc/invoke.texi (ARM Options): Document -mbe8 and -mbe32. 2017-07-02 Jan Hubicka * tree-cfg.c (gimple_find_sub_bbs): Fix profile updating. 2017-07-02 Jan Hubicka * tree-cfgcleanup.c (want_merge_blocks_p): New function. (cleanup_tree_cfg_bb): Use it. * profile-count.h (profile_count::of_for_merging, profile_count::merge): New functions. * tree-cfg.c (gimple_merge_blocks): Use profile_count::merge. 2017-07-02 Jan Hubicka PR bootstrap/81285 * loop-doloop.c (add_test): Update profile. 2017-07-03 Martin Liska PR sanitize/81040 * sanopt.c (rewrite_usage_of_param): New function. (sanitize_rewrite_addressable_params): Likewise. (pass_sanopt::execute): Call rewrite_usage_of_param. 2017-07-03 Richard Biener * tree-vect-loop.c (vect_create_epilog_for_reduction): Revert back to using VIEW_CONVERT_EXPR. 2017-07-03 Martin Liska PR other/78366 * doc/extend.texi: Document when a resolver function is generated for target_clones. 2017-07-03 Martin Liska * asan.c (asan_emit_stack_protection): Unpoison just red zones and shadow memory of auto variables which are subject of use-after-scope sanitization. (asan_expand_mark_ifn): Add do set only when is_poison. 2016-07-03 Richard Biener * tree-vect-loop.c (vect_analyze_loop_operations): Also analyze reduction PHIs. (vect_force_simple_reduction): Record reduction def -> phi mapping. (vectorizable_reduction): Perform reduction PHI creation when visiting a reduction PHI and adjust and simplify code generation phase of the reduction op. Cache dts, use fold_binary, not fold_build2. (vect_transform_loop): Visit reduction PHIs. * tree-vect-slp.c (vect_get_and_check_slp_defs): Record reduction defs into the SLP tree. (vect_build_slp_tree): Reduction defs terminate the recursion. * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): Allow lookup of reduction defs. (vect_get_vec_defs_for_stmt_copy): Export. (vect_get_vec_defs): Likewise. * tree-vectorizer.h (struct _stmt_vec_info): Amend reduc_def purpose. (vect_get_vec_defs_for_stmt_copy): Declare. (vect_get_vec_defs): Likewise. 2017-07-03 Richard Sandiford * tree-data-ref.c (dr_analyze_innermost): Replace the "nest" parameter with a "loop" parameter and use it instead of the loop containing DR_STMT. Don't check simple_iv when doing BB analysis. Describe the two analysis modes in the comment. 2017-07-03 Tom de Vries PR tree-optimization/69468 * tree-ssa-tail-merge.c (ignore_edge_flags): New constant. (find_same_succ_bb): Handle ignore_edge_flags. 2017-07-03 Tom de Vries PR tree-optimization/81192 * tree-ssa-tail-merge.c (same_succ_hash): Use bb->loop_father->num in hash. (same_succ::equal): Don't find bbs to be equal if bb->loop_father differs. (find_same_succ_bb): Remove obsolete test on bb->loop_father->latch. 2017-07-03 Tom de Vries PR tree-optimization/81192 * tree-ssa-tail-merge.c (same_succ_flush_bb): Handle BB_SAME_SUCC (bb) == NULL. 2017-07-02 Jan Hubicka * cfgrtl.c (rtl_verify_edges): Enable checking of profile_probability consistency. 2017-07-02 Jan Hubicka * dumpfile.c: Include profile-count.h * tree-cfg.c (gimple_duplicate_sese_tail): Drop UNUSED attributes; update profile. (insert_cond_bb): Update profile. * tree-cfg.h (insert_cond_bb): Update prototype. * tree-chkp-opt.c (chkp_optimize_string_function_calls): Update. * tree-dump.c: Do not include tree-cfg. 2017-07-02 Jan Hubicka * bb-reorder.c (fix_up_crossing_landing_pad): Update profile. 2017-07-02 Jan Hubicka * expect.c (dw2_build_landing_pads): Update profile of the landing pad bb. 2017-07-02 Jan Hubicka * tree-complex.c (expand_complex_div_wide): update profile. 2017-07-02 Richard Sandiford Alan Hayward David Sherwood * Makefile.in (MACHMODE_H): Remove insn-modes.h (CORETYPES_H): New define. (MOSTLYCLEANFILES): Add insn-modes-inline.h. (insn-modes-inline.h, s-modes-inline-h): New rules. (generated_files): Add insn-modes-inline.h. (RTL_BASE_H, TREE_CORE_H): Use CORETYPES_H instead of coretypes.h. (build/gensupport.o, build/ggc-none.o, build/print-rtl.o): Likewise. (build/read-md.o, build/read-rtl.o, build/rtl.o): Likewise. (build/vec.o, build/hash-table.o, build/inchash.o): Likewise. (build/gencondmd.o, build/genattr.o, build/genattr-common.o): Likewise. (build/genattrtab.o, build/genautomata.o, build/gencheck.o): Likewise. (build/gencodes.o, build/genconditions.o): Likewise. (build/genconfig.o, build/genconstants.o, build/genemit.o): Likewise. (build/genenums.o, build/genextract.o, build/genflags.o): Likewise. (build/gentarget-def.o, build/genmddeps.o, build/genopinit.o) (build/genoutput.o, build/genpeep.o, build/genpreds.o): Likewise. (build/genrecog.o, build/genmddump.o, build/genmatch.o): Likewise. (build/gencfn-macros.o, build/gcov-iov.o): Likewise. * coretypes.h: Include everything up to real.h for generators. Include insn-modes.h first. Include wide-int-print.h after wide-int.h. Include insn-modes-inline.h and then machmode.h. * machmode.h: Don't include insn-modes.h here. * function-tests.c: Remove includes of signop.h, machmode.h, double-int.h and wide-int.h. * rtl.h: Likewise. * gcc-rich-location.c: Remove includes of machmode.h, double-int.h and wide-int.h. * optc-save-gen.awk: Likewise. * gencheck.c (BITS_PER_UNIT): Delete dummy definition. * godump.c: Remove include of wide-int-print.h. * pretty-print.h: Likewise. * wide-int-print.cc: Likewise. * wide-int.cc: Likewise. * hash-map-tests.c: Remove include of signop.h. * hash-set-tests.c: Likewise. * rtl-tests.c: Likewise. * mkconfig.sh: Remove include of machmode.h. * genmodes.c (emit_insn_modes_h): Split emission of inline functions into... (emit_insn_modes_inline_h): ...this new function. Emit the code into an insn-modes-inline.h header file, adding appropriate include guards and end comments. (emit_insn_modes_c_header): Remove include of machmode.h. (emit_min_insn_modes_c_header): Include coretypes.h rather than machmode.h. (main): Handle -i flag and call emit_insn_modes_inline_h when it is passed. 2017-07-02 Richard Sandiford * tree-ssa-strlen.c (strinfo): Rename the length field to nonzero_chars. Add a full_string_p field. (compare_nonzero_chars, zero_length_string_p): New functions. (get_addr_stridx): Add an offset_out parameter. Use compare_nonzero_chars. (get_stridx): Update accordingly. Use compare_nonzero_chars. (new_strinfo): Update after above changes to strinfo. (set_endptr_and_length): Set full_string_p. (get_string_length): Update after above changes to strinfo. (unshare_strinfo): Update call to new_strinfo. (maybe_invalidate): Likewise. (get_stridx_plus_constant): Change off to unsigned HOST_WIDE_INT. Use compare_nonzero_chars and zero_string_p. Treat nonzero_chars as a uhwi instead of an shwi. Update after above changes to strinfo and new_strinfo. (zero_length_string): Assert that chainsi contains full strings. Use zero_length_string_p. Update call to new_strinfo. (adjust_related_strinfos): Update after above changes to strinfo. Copy full_string_p from origsi. (adjust_last_stmt): Use zero_length_string_p. (handle_builtin_strlen): Update after above changes to strinfo and new_strinfo. Install the lhs as the string length if the previous entry didn't describe a full string. (handle_builtin_strchr): Update after above changes to strinfo and new_strinfo. (handle_builtin_strcpy): Likewise. (handle_builtin_strcat): Likewise. (handle_builtin_malloc): Likewise. (handle_pointer_plus): Likewise. (handle_builtin_memcpy): Likewise. Track nonzero characters that aren't necessarily followed by a nul terminator. (handle_char_store): Likewise. 2017-07-02 Richard Sandiford PR tree-optimization/80769 * tree-ssa-strlen.c (strinfo): Document that "stmt" is also used for malloc and calloc. Document the new invariant that all related strinfos have delayed lengths or none do. (verify_related_strinfos): Move earlier in file. (set_endptr_and_length): New function, split out from... (get_string_length): ...here. Also set the lengths of related strinfos. (zero_length_string): Assert that chainsi has known (rather than delayed) lengths. (adjust_related_strinfos): Likewise. 2017-07-02 Richard Sandiford PR tree-optimization/81136 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Only assert that two references with the same misalignment have the same compile-time misalignment if those compile-time misalignments are known. 2017-07-01 Andi Kleen * print-tree.c (print_node): Print all attributes. 2017-07-01 Jan Hubicka * cfg.c (scale_bbs_frequencies): New function. * cfg.h (scale_bbs_frequencies): Declare it. * cfgloopanal.c (single_likely_exit): Cleanup. * cfgloopmanip.c (scale_loop_frequencies): Take profile_probability as parameter. (scale_loop_profile): Likewise. (loop_version): Likewise. (create_empty_loop_on_edge): Update. * cfgloopmanip.h (scale_loop_frequencies, scale_loop_profile, scale_loop_frequencies, scale_loop_profile, loopify, loop_version): Update prototypes. * modulo-sched.c (sms_schedule): Update. * predict.c (unlikely_executed_edge_p): Also check probability. (probably_never_executed_edge_p): Fix typo. * tree-if-conv.c (version_loop_for_if_conversion): Update. * tree-parloops.c (gen_parallel_loop): Update. * tree-ssa-loop-ivcanon.c (try_peel_loop): Update. * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update. * tree-ssa-loop-split.c (split_loop): Update. * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Update. * tree-vect-loop-manip.c (vect_do_peeling): Update. (vect_loop_versioning): Update. * tree-vect-loop.c (scale_profile_for_vect_loop): Update. 2017-07-01 Jan Hubicka * trans-mem.c (split_bb_make_tm_edge): Update profile. 2017-07-01 Jan Hubicka * tree-if-conv.c (combine_blocks): Use make_single_succ_edge to keep profile consistent. 2017-07-01 Jan Hubicka * cfgrtl.c (rtl_flow_call_edges_add): Update profile. * tree-cfg.c (gimple_flow_call_edges_add): Likewise. * profile-count.h (max_safe_multiplier): Make unsigned. (profile_count::guessed_zero): New. 2017-07-01 Jan Hubicka * bb-reorder.c (fix_up_crossing_landing_pad, fix_crossing_conditional_branches): Use make_single_succ_edge to keep profile consistent. 2017-07-01 Jan Hubicka * tree-vect-loop.c (optimize_mask_stores): Use make_single_succ_edge to update profile. 2017-07-01 Jakub Jelinek PR sanitizer/81262 * bb-reorder.c (fix_up_fall_thru_edges): Move variable declarations to the right scopes, make sure cond_jump isn't preserved between multiple iterations. Search for fallthru edge whenever there are 3+ edges and use find_fallthru_edge for it. 2017-06-29 Jan Hubicka Patch by Alexander Monakov * sel-sched-ir.c (compute_succs_info): Handle uninitialized probabilities consistently. 2017-06-29 Jan Hubicka * pa.c (pa_expand_compare_and_swap_loop): Update call of emit_cmp_and_jump_insns. 2017-06-29 Jan Hubicka PR ipa/81261 * tree-inline.c (expand_call_inline): Combine profile statuses. 2017-06-30 Andrew Pinski * tree-if-conv.c (predicate_scalar_phi): Update new_stmt if fold_stmt returned true. 2017-06-30 Nathan Sidwell * ggc.h (empty_string): Delete. * cfgexpand.c (expand_asm_stmt): Use plain "". * optabs.c (expand_asm_memory_barrier): Likewise. * stringpool.c (empty_string): Delete. (digit_vector, digit_string): Delete. (ggc_alloc_string): Use plain "", don't optimize single digit strings. Use ggc_alloc_atomic. 2017-06-30 Richard Earnshaw * rtlanal.c (insn_rtx_cost): If a parallel contains exactly one comparison set and one other set, use the cost of the non-comparison set. 2017-06-30 Nathan Sidwell * ggc.h: Replace all 'static inline' with plain 'inline'. Fix some formatting. 2017-06-30 Peter Bergner * tree-cfg.c (group_case_labels_stmt): Merge scanning and compressing loops. Remove now unneeded calls to gimple_switch_set_label() that just set removed labels to NULL_TREE. 2017-06-30 Aldy Hernandez * tree-ssanames.c (set_range_info_raw): Abstract from ... (set_range_info): ...here. Only call set_range_info_raw if domain is useful. (set_nonzero_bits): Call set_range_info_raw. * tree-ssanames.h (set_range_info_raw): New. 2017-06-30 Jakub Jelinek PR target/81225 * config/i386/sse.md (vec_extract_lo_): For V8FI, V16FI and VI8F_256 iterators, use instead of nonimmediate_operand and instead of m for the input operand. For V8FI iterator, always split if input is a MEM. For V16FI and V8SF_256 iterators, don't test if both operands are MEM if . For VI4F_256 iterator, use instead of register_operand and instead of v for the input operand. Make sure both operands aren't MEMs for if not . 2017-06-30 Sylvestre Ledru * lto-wrapper.c (copy_file) Close both file descriptors before exiting normally. 2017-06-30 Martin Liska PR ipa/81214 * multiple_target.c (create_dispatcher_calls): Make ifunc also for function that don't have calls or are not referenced. 2017-06-30 Richard Biener * tree-vect-slp.c (vect_slp_analyze_node_operations): Only analyze the first scalar stmt. Move vector type computation for the BB case here from ... * tree-vect-stmts.c (vect_analyze_stmt): ... here. Guard live operation processing in the SLP case properly. 2017-06-30 Richard Biener * graph.c (draw_cfg_node_succ_edges): Fix broken dot syntax. 2017-06-30 Martin Liska PR sanitizer/81021 * tree-eh.c (lower_resx): Call BUILT_IN_ASAN_HANDLE_NO_RETURN before BUILT_IN_UNWIND_RESUME when ASAN is used. 2017-06-30 Yvan Roux * doc/invoke.texi (AArch64): Add missing options and remove redundant ones. 2017-06-30 Richard Biener PR tree-optimization/81249 * tree-vect-loop.c (vect_create_epilog_for_reduction): Convert condition reduction result to original scalar type. 2017-06-30 Andreas Krebbel * profile-count.h (enum profile_quality): Fix typos and whitespace issues. 2017-06-30 Andreas Krebbel * config/s390/s390.c (s390_expand_setmem): Adjust to the new data type for branch probabilities. 2017-06-29 Julian Brown Naveen H.S * config/aarch64/aarch64-fusion-pairs.def: Add ALU_BRANCH entry. * config/aarch64/aarch64.c (AARCH64_FUSE_ALU_BRANCH): New fusion type. (thunderx2t99_tunings): Set AARCH64_FUSE_ALU_BRANCH flag. (aarch_macro_fusion_pair_p): Add support for AARCH64_FUSE_ALU_BRANCH. 2017-06-29 Naveen H.S * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Push the check for CC usage into AARCH64_FUSE_CMP_BRANCH. * config/i386/i386.c (ix86_macro_fusion_pair_p): Push the check for CC usage from generic code to here. * sched-deps.c (sched_macro_fuse_insns): Move the condition for CC usage into the target macros. 2017-06-29 Maya Rashish * config/netbsd.h (NETBSD_LIB_SPEC): Add -lc when creating shared objects. 2017-06-29 Jan Hubicka * arm/arm-builtins.c: Include profile-count.h * except.c (sjlj_emit_function_enter): Use profile_probability::unlikely. 2017-06-29 Aaron Sawdey * config/rs6000/rs6000.c (toc_relative_expr_p): Make tocrel_base and tocrel_offset be pointer args rather than implicitly using static versions. (legitimate_constant_pool_address_p, rs6000_emit_move, const_load_sequence_p, adjust_vperm): Add local tocrel_base and tocrel_offset and use in toc_relative_expr_p call. (print_operand, print_operand_address): Use static tocrel_base_oac and tocrel_offset_oac. (rs6000_output_addr_const_extra): Use static tocrel_base_oac and tocrel_offset_oac. 2017-06-29 Maya Rashish * config/vax/builtins.md (ffssi2_internal): Correct constraint. 2017-06-29 Eric Botcazou * expr.c (expand_expr) : When testing for unaligned objects, take into account only the alignment of 'op0' and 'mode1' if 'op0' is a MEM. 2017-06-29 Steve Ellcey * ccmp.c (ccmp_tree_comparison_p): New function. (ccmp_candidate_p): Update to use above function. (get_compare_parts): New function. (expand_ccmp_next): Update to use new functions. (expand_ccmp_expr_1): Take tree arg instead of gimple, update to use new functions. (expand_ccmp_expr): Pass tree instead of gimple to expand_ccmp_expr_1, take mode as argument. * ccmp.h (expand_ccmp_expr): Add mode as argument. * expr.c (expand_expr_real_1): Pass mode as argument. 2017-06-29 Segher Boessenkool * combine.c (combine_instructions): Print insns to dump_file, together with their costs. 2017-06-29 Jan Hubicka * asan.c (asan_emit_stack_protection): Update. (create_cond_insert_point): Update. * auto-profile.c (afdo_propagate_circuit): Update. * basic-block.h (struct edge_def): Turn probability to profile_probability. (EDGE_FREQUENCY): Update. * bb-reorder.c (find_traces_1_round): Update. (better_edge_p): Update. (sanitize_hot_paths): Update. * cfg.c (unchecked_make_edge): Initialize probability to uninitialized. (make_single_succ_edge): Update. (check_bb_profile): Update. (dump_edge_info): Update. (update_bb_profile_for_threading): Update. * cfganal.c (connect_infinite_loops_to_exit): Initialize new edge probabilitycount to 0. * cfgbuild.c (compute_outgoing_frequencies): Update. * cfgcleanup.c (try_forward_edges): Update. (outgoing_edges_match): Update. (try_crossjump_to_edge): Update. * cfgexpand.c (expand_gimple_cond): Update make_single_succ_edge. (expand_gimple_tailcall): Update. (construct_init_block): Use make_single_succ_edge. (construct_exit_block): Use make_single_succ_edge. * cfghooks.c (verify_flow_info): Update. (redirect_edge_succ_nodup): Update. (split_edge): Update. (account_profile_record): Update. * cfgloopanal.c (single_likely_exit): Update. * cfgloopmanip.c (scale_loop_profile): Update. (set_zero_probability): Remove. (duplicate_loop_to_header_edge): Update. * cfgloopmanip.h (loop_version): Update prototype. * cfgrtl.c (try_redirect_by_replacing_jump): Update. (force_nonfallthru_and_redirect): Update. (update_br_prob_note): Update. (rtl_verify_edges): Update. (purge_dead_edges): Update. (rtl_lv_add_condition_to_bb): Update. * cgraph.c: (cgraph_edge::redirect_call_stmt_to_calle): Update. * cgraphunit.c (init_lowered_empty_function): Update. (cgraph_node::expand_thunk): Update. * cilk-common.c: Include profile-count.h * dojump.c (inv): Remove. (jumpifnot): Update. (jumpifnot_1): Update. (do_jump_1): Update. (do_jump): Update. (do_jump_by_parts_greater_rtx): Update. (do_compare_rtx_and_jump): Update. * dojump.h (jumpifnot, jumpifnot_1, jumpif_1, jumpif, do_jump, do_jump_1. do_compare_rtx_and_jump): Update prototype. * dwarf2cfi.c: Include profile-count.h * except.c (dw2_build_landing_pads): Use make_single_succ_edge. (sjlj_emit_dispatch_table): Likewise. * explow.c: Include profile-count.h * expmed.c (emit_store_flag_force): Update. (do_cmp_and_jump): Update. * expr.c (compare_by_pieces_d::generate): Update. (compare_by_pieces_d::finish_mode): Update. (emit_block_move_via_loop): Update. (store_expr_with_bounds): Update. (store_constructor): Update. (expand_expr_real_2): Update. (expand_expr_real_1): Update. * expr.h (try_casesi, try_tablejump): Update prototypes. * gimple-pretty-print.c (dump_probability): Update. (dump_profile): New. (dump_gimple_label): Update. (dump_gimple_bb_header): Update. * graph.c (draw_cfg_node_succ_edges): Update. * hsa-gen.c (convert_switch_statements): Update. * ifcvt.c (cheap_bb_rtx_cost_p): Update. (find_if_case_1): Update. (find_if_case_2): Update. * internal-fn.c (expand_arith_overflow_result_store): Update. (expand_addsub_overflow): Update. (expand_neg_overflow): Update. (expand_mul_overflow): Update. (expand_vector_ubsan_overflow): Update. * ipa-cp.c (good_cloning_opportunity_p): Update. * ipa-split.c (split_function): Use make_single_succ_edge. * ipa-utils.c (ipa_merge_profiles): Update. * loop-doloop.c (add_test): Update. (doloop_modify): Update. * loop-unroll.c (compare_and_jump_seq): Update. (unroll_loop_runtime_iterations): Update. * lra-constraints.c (lra_inheritance): Update. * lto-streamer-in.c (input_cfg): Update. * lto-streamer-out.c (output_cfg): Update. * mcf.c (adjust_cfg_counts): Update. * modulo-sched.c (sms_schedule): Update. * omp-expand.c (expand_omp_for_init_counts): Update. (extract_omp_for_update_vars): Update. (expand_omp_ordered_sink): Update. (expand_omp_for_ordered_loops): Update. (expand_omp_for_generic): Update. (expand_omp_for_static_nochunk): Update. (expand_omp_for_static_chunk): Update. (expand_cilk_for): Update. (expand_omp_simd): Update. (expand_omp_taskloop_for_outer): Update. (expand_omp_taskloop_for_inner): Update. * omp-simd-clone.c (simd_clone_adjust): Update. * optabs.c (expand_doubleword_shift): Update. (expand_abs): Update. (emit_cmp_and_jump_insn_1): Update. (expand_compare_and_swap_loop): Update. * optabs.h (emit_cmp_and_jump_insns): Update prototype. * predict.c (predictable_edge_p): Update. (edge_probability_reliable_p): Update. (set_even_probabilities): Update. (combine_predictions_for_insn): Update. (combine_predictions_for_bb): Update. (propagate_freq): Update. (estimate_bb_frequencies): Update. (force_edge_cold): Update. * profile-count.c (profile_count::dump): Add missing space into dump. (profile_count::debug): Add newline. (profile_count::differs_from_p): Explicitly convert to unsigned. (profile_count::stream_in): Update. (profile_probability::dump): New member function. (profile_probability::debug): New member function. (profile_probability::differs_from_p): New member function. (profile_probability::differs_lot_from_p): New member function. (profile_probability::stream_in): New member function. (profile_probability::stream_out): New member function. * profile-count.h (profile_count_quality): Rename to ... (profile_quality): ... this one. (profile_probability): New. (profile_count): Update. * profile.c (compute_branch_probabilities): Update. * recog.c (peep2_attempt): Update. * sched-ebb.c (schedule_ebbs): Update. * sched-rgn.c (find_single_block_region): Update. (compute_dom_prob_ps): Update. (schedule_region): Update. * sel-sched-ir.c (compute_succs_info): Update. * stmt.c (struct case_node): Update. (do_jump_if_equal): Update. (get_outgoing_edge_probs): Update. (conditional_probability): Update. (emit_case_dispatch_table): Update. (expand_case): Update. (expand_sjlj_dispatch_table): Update. (emit_case_nodes): Update. * targhooks.c: Update. * tracer.c (better_p): Update. (find_best_successor): Update. * trans-mem.c (expand_transaction): Update. * tree-call-cdce.c: Update. * tree-cfg.c (gimple_split_edge): Upate. (move_sese_region_to_fn): Upate. * tree-cfgcleanup.c (cleanup_control_expr_graph): Upate. * tree-eh.c (lower_resx): Upate. (cleanup_empty_eh_move_lp): Upate. * tree-if-conv.c (version_loop_for_if_conversion): Update. * tree-inline.c (copy_edges_for_bb): Update. (copy_cfg_body): Update. * tree-parloops.c (gen_parallel_loop): Update. * tree-profile.c (gimple_gen_ic_func_profiler): Update. (gimple_gen_time_profiler): Update. * tree-ssa-dce.c (remove_dead_stmt): Update. * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update. * tree-ssa-loop-im.c (execute_sm_if_changed): Update. * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update. (unloop_loops): Update. (try_peel_loop): Update. * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update. * tree-ssa-loop-split.c (connect_loops): Update. (split_loop): Update. * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Update. (hoist_guard): Update. * tree-ssa-phionlycprop.c (propagate_rhs_into_lhs): Update. * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update. (value_replacement): Update. * tree-ssa-reassoc.c (branch_fixup): Update. * tree-ssa-tail-merge.c (replace_block_by): Update. * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Update. (create_edge_and_update_destination_phis): Update. (compute_path_counts): Update. (recompute_probabilities): Update. (update_joiner_offpath_counts): Update. (freqs_to_counts_path): Update. (duplicate_thread_path): Update. * tree-switch-conversion.c (hoist_edge_and_branch_if_true): Update. (struct switch_conv_info): Update. (gen_inbound_check): Update. * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update. (vect_do_peeling): Update. (vect_loop_versioning): Update. * tree-vect-loop.c (scale_profile_for_vect_loop): Update. (optimize_mask_stores): Update. * ubsan.c (ubsan_expand_null_ifn): Update. * value-prof.c (gimple_divmod_fixed_value): Update. (gimple_divmod_fixed_value_transform): Update. (gimple_mod_pow2): Update. (gimple_mod_pow2_value_transform): Update. (gimple_mod_subtract): Update. (gimple_mod_subtract_transform): Update. (gimple_ic): Update. (gimple_stringop_fixed_value): Update. (gimple_stringops_transform): Update. * value-prof.h: Update. 2017-06-29 Carl Love * config/rs6000/rs6000-c.c: Add support for built-in functions vector signed int vec_signed (vector float); vector signed long long vec_signed (vector double); vector signed int vec_signed2 (vector double, vector double); vector signed int vec_signede (vector double); vector signed int vec_signedo (vector double); * config/rs6000/rs6000.c (rs6000_generate_vsigned2_code): Add instruction generator. * config/rs6000/vsx.md (UNSPEC_VSX_XVCVSPSXWS, UNSPEC_VSX_XVCVSPSXDS, UNSPEC_VSX_VSIGNED2): Add UNSPECS. (vsx_xvcvspsxws, vsx_xvcvdpuxds_scale, vsx_xvcvspuxws, vsigned2_v2df): Add define_insn. (vsignedo_v2df, vsignede_v2df, vunsigned2_v2df, vunsignedo_v2df, vunsignede_v2df): Add define_expands. * config/rs6000/rs6000-builtin.def (VEC_SIGNED, VEC_UNSIGNED, VEC_SIGNED2, VEC_UNSIGNED2, VEC_SIGNEDE, VEC_UNSIGNEDE, VEC_SIGNEDO, VEC_UNSIGNEDO): Add definitions. * config/vsx.md (UNSPEC_VSX_XVCVSPSXWS, UNSPEC_VSX_XVCVSPSXDS, UNSPEC_VSX_VSIGNED2): Add UNSPECs. (vsx_xvcvspsxws, vsx_xvcvspuxws): Add define_insn. (vsigned2_v2df, vsigendo_v2df, vsignede_v2df, vunsigned2_v2df, vunsignedo_v2df, vunsignede_v2df): Add define_expands. * config/rs6000/altivec.h (vec_signed, vec_signed2, vec_signede and vec_signedo, vec_unsigned, vec_unsigned2, vec_unsignede, vec_unsignedo): Add builtin defines. * config/rs6000-protos.h (rs6000_generate_vsigned2_code): Add extern declaration. * doc/extend.texi: Update the built-in documentation file for the new built-in functions. 2017-06-29 Richard Biener * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Do not add reduction chains to LOOP_VINFO_REDUCTIONS. * tree-vect-slp.c (vect_analyze_slp): Continue looking for SLP reductions after processing reduction chains. 2017-06-29 Nathan Sidwell * builtins.c (fold_builtin_FUNCTION): Use lang_hooks.decl_printable_name. 2017-06-29 Peter Bergner PR middle-end/81194 * cfgexpand.c (expand_gimple_stmt_1): Handle switch statements with only one label. * stmt.c (expand_case): Assert NCASES is greater than one. 2017-06-29 Richard Biener * tree-cfg.c (group_case_labels_stmt): Return whether we changed anything. (group_case_labels): Likewise. (find_taken_edge): Push sanity checking on val to workers... (find_taken_edge_cond_expr): ... here (find_taken_edge_switch_expr): ... and here, handle cases with just a default label. * tree-cfg.h (group_case_labels_stmt): Adjust prototype. (group_case_labels): Likewise. * tree-cfgcleanup.c (execute_cleanup_cfg_post_optimizing): When group_case_labels does anything cleanup the CFG again. 2017-06-29 Bin Cheng PR tree-optimization/81196 * tree-ssa-loop-niter.c (number_of_iterations_cond): Handle loop exit condition comparing two IVs. 2017-06-29 Richard Earnshaw * config/arm/parsecpu.awk (gen_comm_data): Add initializer for profile to the dummy entry at the end of the list of architectures. * config/arm/arm-cpu-cdata.h: Regenerated. 2017-06-29 Kyrylo Tkachov Michael Collison PR target/70119 * config/aarch64/aarch64.md (*aarch64__reg_3_mask1): New pattern. (*aarch64_reg_3_neg_mask2): New pattern. (*aarch64_reg_3_minus_mask): New pattern. (*aarch64__reg_di3_mask2): New pattern. * config/aarch64/aarch64.c (aarch64_rtx_costs): Account for cost of shift when the shift amount is masked with constant equal to the size of the mode. * config/aarch64/predicates.md (subreg_lowpart_operator): New predicate. 2017-06-29 Martin Liska * config/i386/i386.opt: Change range from [1,5] to [0,5]. 2017-06-29 Yury Gribov PR bootstrap/80565 * ipa-cp.c (allocate_and_init_ipcp_value): Add initialization code. * ipa-inline.h (edge_growth_cache_entry::edge_growth_cache_entry): New function. (reset_edge_growth_cache): Update to use constructor. 2017-06-28 Ramana Radhakrishnan * config/aarch64/aarch64.h (AARCH64_EXPAND_ALIGNMENT): New. (DATA_ALIGNMENT): Update to use AARCH64_EXPAND_ALIGNMENT. (LOCAL_ALIGNMENT): Update to use AARCH64_EXPAND_ALIGNMENT. 2017-06-28 Sebastian Peryt * config/i386/avx512vlintrin.h (_mm256_permutexvar_epi64) (_mm256_permutexvar_epi32, _mm256_permutex_epi64): New intrinsics. 2017-06-28 Szabolcs Nagy * config.gcc (*-linux-musl*): Add t-musl tmake_file. (*-linux-uclibc*): Add t-uclibc tmake_file. * config/t-musl: New. * config/t-uclibc: New. 2017-06-28 Richard Earnshaw * config/arm/parsecpu.awk (profile): Parse new keyword in an arch context. (gen_comm_data): Emit architectural setting of arch_prof. * config/arm/arm-cpus.in (armv6-m, armv6s-m, armv7-a, armv7ve): Set the profile. (armv7-r, armv7-m, armv7e-m, armv8-a, armv8.1-a, armv8.2-a): Likewise. (armv8-m.base, armv8-m.main): Likewise. * arm-protos.h (arm_build_target): Add profile field. (arch_option): Likewise. * config/arm/arm.c (arm_configure_build_target): Copy the profile to the active target. * config/arm/arm.h (TARGET_ARM_ARCH_PROFILE): Use arm_active_target.profile. 2017-06-28 Richard Biener PR middle-end/81227 * fold-const.c (negate_expr_p): Use TYPE_UNSIGNED, not TYPE_OVERFLOW_WRAPS. * match.pd (negate_expr_p): Likewise. * tree-ssa-reassoc.c (optimize_range_tests_diff): Use fold_build2, not fold_binary. 2017-06-28 Wilco Dijkstra * config/aarch64/aarch64 (aarch64_expand_mov_immediate): Convert memory address to Pmode. (aarch64_print_operand): Assert MEM operands are always Pmode. 2017-06-28 Wilco Dijkstra PR target/79665 * config/arm/aarch-common.c (arm_no_early_alu_shift_dep): Remove redundant if. (aarch_forward_to_shift_is_not_shifted_reg): Remove. * config/arm/aarch-common-protos.h (aarch_forward_to_shift_is_not_shifted_re): Remove. * config/arm/cortex-a53.md: Use arm_no_early_alu_shift_dep in bypass. 2017-06-28 Michael Meissner PR ipa/81238 * multiple_target.c (create_dispatcher_calls): Set the default clone to be static, not public. 2017-06-28 Richard Biener * tree-vect-loop.c (vectorizable_reduction): Move special cond reduction IV var creation ... (vect_create_epilog_for_reduction): ... here. Remove induction_index parameter. Use STMT_VINFO_VECTYPE. * tree-vect-slp.c (vect_get_constant_vectors): Properly reset constant_p. 2017-06-28 Martin Liska PR ipa/81128 * ipa-visibility.c (non_local_p): Handle visibility. 2017-06-28 Martin Liska PR driver/79659 * common.opt: Add IntegerRange to various options. * opt-functions.awk (integer_range_info): New function. * optc-gen.awk: Add integer_range_info to cl_options struct. * opts-common.c (decode_cmdline_option): Handle CL_ERR_INT_RANGE_ARG. (cmdline_handle_error): Likewise. * opts.c (print_filtered_help): Show valid interval in when --help is provided. * opts.h (struct cl_option): Add range_min and range_max fields. * config/i386/i386.opt: Add IntegerRange for -mbranch-cost. 2017-06-28 Marc Glisse * match.pd ((X & ~Y) | (~X & Y)): Generalize to + and ^. (x * C EQ/NE y * C): New transformation. 2017-06-28 Christophe Lyon * genmultilib (combination_space): Accept '+' in option names. 2017-06-28 Martin Liska PR sanitizer/81224 * asan.c (instrument_derefs): Bail out inner references that are hard register variables. 2017-06-28 Jakub Jelinek PR target/81175 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use def_builtin rather than def_builtin_pure for __builtin_ia32_gatherpf*. 2017-06-28 Richard Biener * tree-vectorizer.h (vect_get_vec_defs): Remove. (vect_get_slp_defs): Adjust. * tree-vect-loop.c (get_initial_defs_for_reduction): Split out from ... * tree-vect-slp.c (vect_get_constant_vectors): ... here and simplify. * tree-vect-loop.c (vect_create_epilog_for_reduction): Use get_initial_defs_for_reduction instead of vect_get_vec_defs. (vectorizable_reduction): Adjust. * tree-vect-slp.c (vect_get_constant_vectors): Remove reduction handling. (vect_get_slp_defs): Likewise. * tree-vect-stmts.c (vect_get_vec_defs): Make static and adjust. (vectorizable_bswap): Adjust. (vectorizable_call): Likewise. (vectorizable_conversion): Likewise. (vectorizable_assignment): Likewise. (vectorizable_shift): Likewise. (vectorizable_operation): Likewise. (vectorizable_store): Likewise. (vectorizable_condition): Likewise. (vectorizable_comparison): Likewise. 2017-06-28 Michael Collison PR target/68535 * config/arm/arm.c (gen_ldm_seq): Remove last unnecessary set of base_reg (arm_gen_movmemqi): Removed unused variable 'i'. Convert 'for' loop into 'while' loop. (arm_expand_prologue): Remove last unnecessary set of insn. (thumb_pop): Remove unused variable 'pushed_words'. (thumb_exit): Remove last unnecessary set of regs_to_pop. 2017-06-28 Andreas Krebbel * config/s390/predicates.md: Use s390_rel_address_ok_p. * config/s390/s390-protos.h: Add prototype of s390_rel_address_ok_p. * config/s390/s390.c (s390_got_symbol): New function. (s390_rel_address_ok_p): New function. (legitimize_pic_address): Use s390_rel_address_ok_p. (s390_load_got): Use s390_got_symbol. (s390_option_override): Issue error if -mno-pic-data-is-text-relative is used without -fpic/-fPIC. * config/s390/s390.h (TARGET_DEFAULT_PIC_DATA_IS_TEXT_RELATIVE): New macro. * config/s390/s390.opt: New option mpic-data-is-text-relative. 2017-06-27 Andrew Pinski * match.pd (X >/>=/ * genmultilib (combination_space): Remove variable. Validate reuse rules against regular expression for any sequence of multilib options in any order. 2017-06-27 Michael Collison * config/aarch64/aarch64-simd.md (aarch64_combine): Directly call aarch64_split_simd_combine. * (aarch64_combine_internal): Delete pattern. * config/aarch64/aarch64.c (aarch64_split_simd_combine): Allow register and subreg operands. 2017-06-27 Jerome Lambourg * config/i386/vxworks.h (ASM_SPEC): Remove definition. No target specific need, just fallback on defaults. (ASM_OUTPUT_ALIGNED_BSS): Add #undef before #define. 2017-06-27 Jerome Lambourg Olivier Hainque * config/i386/vxworks.h (DBX_REGISTER_NUMBER): Pick distinct map for 64bits. (TARGET_OS_CPP_BUILTINS): builtin_define CPU to X86_64 for 64bit targets. Pick a default if no particular attempt applied. (STACK_CHECK_PROTECT): Double for 64bit targets, which have larger contexts. 2017-06-27 Jerome Lambourg * config.gcc (i*86-wrs-vxworks7): Handle new acceptable triplet. (x86_64-wrs-vxworks7): Likewise. 2017-06-27 Marek Polacek PR sanitizer/81223 * ubsan.c (instrument_null): Check get_base_address's result for null. 2017-06-27 Marc Glisse * match.pd ((A+-B)+(C-A), (A+B)-(A-C)): New transformations. 2017-06-27 Marc Glisse * builtin-types.def (BT_FENV_T_PTR, BT_CONST_FENV_T_PTR, BT_FEXCEPT_T_PTR, BT_CONST_FEXCEPT_T_PTR): New primitive types. (BT_FN_INT_FENV_T_PTR, BT_FN_INT_CONST_FENV_T_PTR, BT_FN_INT_FEXCEPT_T_PTR_INT, BT_FN_INT_CONST_FEXCEPT_T_PTR_INT): New function types. * builtins.def (BUILT_IN_FECLEAREXCEPT, BUILT_IN_FEGETENV, BUILT_IN_FEGETEXCEPTFLAG, BUILT_IN_FEGETROUND, BUILT_IN_FEHOLDEXCEPT, BUILT_IN_FERAISEEXCEPT, BUILT_IN_FESETENV, BUILT_IN_FESETEXCEPTFLAG, BUILT_IN_FESETROUND, BUILT_IN_FETESTEXCEPT, BUILT_IN_FEUPDATEENV): New builtins. * tree-core.h (TI_FENV_T_PTR_TYPE, TI_CONST_FENV_T_PTR_TYPE, TI_FEXCEPT_T_PTR_TYPE, TI_CONST_FEXCEPT_T_PTR_TYPE): New entries. * tree.h (fenv_t_ptr_type_node, const_fenv_t_ptr_type_node, fexcept_t_ptr_type_node, const_fexcept_t_ptr_type_node): New macros. (builtin_structptr_types): Adjust size. * tree.c (builtin_structptr_types): Add four entries. 2017-06-27 Jerome Lambourg Olivier Hainque * config/vxworks.h (VXWORKS_LIB_SPEC): Incorporate ... (TLS_SYM): New local macro, forcing reference to __tls__ on link command lines for VxWorks 7 RTPs, triggering initialization of tlsLib. (VXWORKS_HAVE_TLS): New macro. State whether the target VxWorks OS features TLS support, true for RTPs on VxWorks 7. * config/vxworks.c (vxworks_override_options): Setup emutls accordingly. 2017-06-27 Jakub Jelinek * predict.c (test_prediction_value_range): Use -1U instead of -1 to avoid narrowing conversion warning. * dumpfile.c (dump_options): Wrap all value into dump_flags_t cast to avoid narrowing conversion warning. * opt-functions.awk (var_ref): Return (unsigned short) -1 instead of -1. * optc-gen.awk (END): Expect (unsigned short) -1 instead of -1. 2017-06-27 Jerome Lambourg * config/vxworks.h (VXWORKS_LIBS_RTP): Alternative definition for 64bit configurations. (PTR_DIFF_TYPE): Alternative definition for TARGET_LP64. (SIZE_TYPE): Likewise. * config/vxworks.c (vxworks_emutls_var_fields): Use long_unsigned_type_node instead of unsigned_type_node as the offset field type, which is "pointer" mode in emutls.c. 2017-06-27 Jakub Jelinek PR sanitizer/81209 * ubsan.c (ubsan_encode_value): Initialize DECL_CONTEXT on var. PR middle-end/81207 * gimple-fold.c (replace_call_with_call_and_fold): Handle gimple_vuse copying separately from gimple_vdef copying. 2017-06-27 Prathamesh Kulkarni * value-prof.c (free_hist): Remove call to memset and the enclosing if condition. 2017-06-26 Jerome Lambourg Olivier Hainque * config.gcc (*-*-vxworks*): Add TARGET_VXWORKS7=1 to tm_defines for all vxworks7 targets. * config/vxworks.h (TARGET_VXWORKS7): If not defined, define to 0. (VXWORKS_ADDITIONAL_CPP_SPEC): Alternative definition for VXWORKS7. (VXWORKS_LIBS_RTP, VXWORKS_LIBS_RTP_DIR): New macros, allowing variations for VX6/VX7 and 32/64bits later on in ... (VXWORKS_LIB_SPEC): Leverage new macros. (VXWORKS_OS_CPP_BUILTINS): Define _VSB_CONFIG_FILE for VXWORKS7, as well as _ALLOW_KEYWORD_MACROS when "inline" is not a keyword. 2017-06-26 Jerome Lambourg * config/vxworks.h (VXWORKS_OS_CPP_BUILTINS): builtin_define _VX_TOOL_FAMILY and _VX_TOOL to gnu. 2017-06-26 Carl Love * config/rs6000/rs6000-c.c: Add support for built-in functions vector bool char vec_reve (vector bool char); vector signed char vec_reve (vector signed char); vector unsigned char vec_reve (vector unsigned char); vector bool int vec_reve (vector bool int); vector signed int vec_reve (vector signed int); vector unsigned int vec_reve (vector unsigned int); vector bool long long vec_reve (vector bool long long); vector signed long long vec_reve (vector signed long long); vector unsigned long long vec_reve (vector unsigned long long); vector bool short vec_reve (vector bool short); vector signed short vec_reve (vector signed short); vector double vec_reve (vector double); vector float vec_reve (vector float); * config/rs6000/rs6000-builtin.def (VREVE_V2DI, VREVE_V4SI, VREVE_V8HI, VREVE_V16QI, VREVE_V2DF, VREVE_V4SF, VREVE): New builtin. * config/rs6000/altivec.md (UNSPEC_VREVEV): New UNSPEC. (altivec_vreve): New pattern. * config/rs6000/altivec.h (vec_reve): New define. * doc/extend.texi (vec_rev): Update the built-in documentation file for the new built-in functions. 2016-06-26 Bill Schmidt PR tree-optimization/71815 * gimple-ssa-strength-reduction.c (uses_consumed_by_stmt): New function. (find_basis_for_candidate): Call uses_consumed_by_stmt rather than has_single_use. (slsr_process_phi): Likewise. (replace_uncond_cands_and_profitable_phis): Don't replace a multiply candidate with a stride of 1 (copy or cast). (phi_incr_cost): Call uses_consumed_by_stmt rather than has_single_use. (lowest_cost_path): Likewise. (total_savings): Likewise. 2017-06-26 Richard Biener PR target/81175 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use def_builtin_pure for all gather builtins. 2017-06-26 Richard Biener PR tree-optimization/81203 * tree-tailcall.c (find_tail_calls): Do not move stmts into non-dominating BBs. 2017-06-26 Marek Polacek PR c/80116 * doc/invoke.texi: Document -Wmultistatement-macros. 2017-06-26 Christophe Lyon * doc/sourcebuild.texi (ARM-specific attributes): Document new arm_neon_ok_no_float_abi effective target. 2017-06-26 Richard Biener PR tree-optimization/80928 * cfghooks.c (duplicate_block): Do not copy BB_DUPLICATED flag. (copy_bbs): Set BB_DUPLICATED flag early. (execute_on_growing_pred): Do not execute for BB_DUPLICATED marked blocks. (execute_on_shrinking_pred): Likewise. * tree-ssa.c (ssa_redirect_edge): Do not look for PHI args in BB_DUPLICATED blocks. * tree-ssa-phionlycoprop.c (eliminate_degenerate_phis_1): Properly iterate over all PHIs considering removal of *gsi. 2017-06-23 Jim Wilson * doc/invoke.texi (AArch64 Options, -mtune): Re-add falkor and qdf24xx. 2017-06-23 Aaron Sawdey * config/rs6000/rs6000-string.c: (expand_block_clear, do_load_for_compare, select_block_compare_mode, compute_current_alignment, expand_block_compare, expand_strncmp_align_check, expand_strn_compare, expand_block_move, rs6000_output_load_multiple) Move functions related to string/block move/compare to a separate file. * config/rs6000/rs6000.c: Move above functions to rs6000-string.c. * config/rs6000/rs6000-protos.h (rs6000_emit_dot_insn): Add prototype for this function which is now used in two files. * config/rs6000/t-rs6000: Add rule to compile rs6000-string.o. * config.gcc: Add rs6000-string.o to extra_objs for targets powerpc*-*-* and rs6000*-*-*. 2017-06-23 Michael Meissner PR target/80510 * config/rs6000/rs6000.md (ALTIVEC_DFORM): Do not allow DImode in 32-bit, since indexed is not valid for DImode. (mov_hardfloat32): Reorder ISA 2.07 load/stores before ISA 3.0 d-form load/stores to be the same as mov_hardfloat64. (define_peephole2 for Altivec d-form load): Add 32-bit support. (define_peephole2 for Altivec d-form store): Likewise. PR ipa/81185 * multiple_target.c (create_dispatcher_calls): Only create the dispatcher call if the function is the default clone of a versioned function. 2017-06-23 Segher Boessenkool PR middle-end/80902 * builtins.c (expand_builtin_atomic_fetch_op): If emitting code after a call, force the call to not be a tail call. 2017-06-23 Jeff Law * doc/contrib.texi: Add entry for Steven Pemberton's work on enquire. 2017-06-23 Will Schmidt * config/rs6000/rs6000.c: Add include of ssa-propagate.h for update_call_from_tree(). (rs6000_gimple_fold_builtin): Add handling for early expansion of vector shifts (sl,sr,sra,rl). (builtin_function_type): Add vector shift right instructions to the unsigned argument list. 2017-06-23 Bernd Edlinger rtl-optimizatoin/79286 * ira.c (update_equiv_regs): Revert to using may_trap_or_fault_p again. * rtlanal.c (rtx_addr_can_trap_p_1): SYMBOL_REF_FUNCTION_P can never trap. PIC register plus a const unspec without offset can never trap. 2017-06-23 Marc Glisse * tree.h (builtin_structptr_type): New type. (builtin_structptr_types): Declare new array. * tree.c (builtin_structptr_types): New array. (free_lang_data, build_common_tree_nodes): Use it. 2017-06-23 Jonathan Wakely PR c++/81187 * doc/invoke.texi (-Wnoexcept-type): Fix name of option, from -Wnoexcept. 2017-06-22 Matt Turner * config/i386/driver-i386.c (host_detect_local_cpu): Add Kaby Lake models to skylake case. Assume skylake for unknown models with clflushopt. 2017-06-22 Jeff Law * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Handle frame sizes that do not satisfy aarch64_uimm12_shift. 2017-06-22 Jan Hubicka * profile-count.h (apply_probability, apply_scale, probability_in): Fix checks for zero. 2017-06-22 Rainer Orth * incpath.c (add_sysroot_to_chain): Allow for $SYSROOT prefix. * doc/cppdiropts.texi (-I @var{dir}): Document it. 2016-06-22 Richard Biener * tree-vect-loop.c (vect_model_reduction_cost): Handle COND_REDUCTION and INTEGER_INDUC_COND_REDUCTION without REDUC_MAX_EXPR support. (vectorizable_reduction): Likewise. (vect_create_epilog_for_reduction): Likewise. 2017-06-22 James Greenhalgh * match.pd (A / (1 << B) -> A >> B): New. * generic-match-head.c: Include optabs-tree.h. * gimple-match-head.c: Likewise. * optabs-tree.h (target_supports_op_p): New. * optabs-tree.c (target_supports_op_p): New. 2017-06-22 Rainer Orth * configure.ac (gcc_cv_ld_static_dynamic): Also check stderr for $gcc_cv_ld --help output. (gcc_cv_ld_demangle): Likewise. (gcc_cv_ld_eh_frame_hdr): Likewise. (gcc_cv_ld_pie): Likewise. (gcc_cv_ld_as_needed): Likewise. Prefer native forms unless $gnu_ld. (gcc_cv_ld_buildid): Likewise. (gcc_cv_ld_sysroot): Likewise. (ld_bndplt_support): Likewise. (ld_pushpopstate_support): Likewise. * configure: Regenerate. * config/sol2.h [!USE_GLD] (SYSROOT_SPEC): Define. 2017-06-21 Jakub Jelinek PR target/81151 * config/i386/sse.md (round2): Renumber match_dup and operands indexes to avoid gap between operands and match_dups. 2017-06-21 Andrew Pinski * config/aarch64/aarch64-cost-tables.h (thunderx_extra_costs): Increment Arith_shift and Arith_shift_reg by 1. * config/aarch64/aarch64-tuning-flags.def (cheap_shift_extend): New tuning flag. * config/aarch64/aarch64.c (thunderx_tunings): Enable AARCH64_EXTRA_TUNE_CHEAP_SHIFT_EXTEND. (aarch64_strip_extend): Add new argument and test for it. (aarch64_cheap_mult_shift_p): New function. (aarch64_rtx_mult_cost): Call aarch64_cheap_mult_shift_p and don't add a cost if it is true. Update calls to aarch64_strip_extend. (aarch64_rtx_costs): Update calls to aarch64_strip_extend. 2017-06-21 Andrew Pinski * config/aarch64/aarch64-cores.def (thunderxt88p1): Use thunderxt88 tunings. (thunderxt88): Likewise. * config/aarch64/aarch64.c (thunderxt88_prefetch_tune): New variable. (thunderx_prefetch_tune): New variable. (thunderx2t99_prefetch_tune): Update for the correct values. (thunderxt88_tunings): New variable. (thunderx_tunings): Use thunderx_prefetch_tune instead of generic_prefetch_tune. (thunderx2t99_tunings): Use AUTOPREFETCHER_WEAK. 2017-06-21 Kyrylo Tkachov * config/aarch64/atomics.md (aarch64_compare_and_swap_lse, SHORT): Relax operand 3 to aarch64_reg_or_zero and constraint to Z. (aarch64_compare_and_swap_lse, GPI): Likewise. (aarch64_atomic_cas, SHORT): Likewise for operand 2. (aarch64_atomic_cas, GPI): Likewise. 2017-06-21 Martin Liska * gimplify.c (gimplify_label_expr): Insert GIMPLE_PREDICT statements on cold and hot labels. * predict.c (tree_estimate_probability_bb): Remove the prediction from this place. 2017-06-21 Martin Liska PR tree-optimization/79489 * gimplify.c (maybe_add_early_return_predict_stmt): New function. (gimplify_return_expr): Call the function. * predict.c (tree_estimate_probability_bb): Remove handling of early return. * predict.def: Update comment about early return predictor. * gimple-predict.h (is_gimple_predict): New function. * predict.def: Change default value of early return to 66. * tree-tailcall.c (find_tail_calls): Skip GIMPLE_PREDICT statements. * passes.def: Put pass_strip_predict_hints to the beginning of IPA passes. 2017-06-21 Pierre-Marie de Rodat * dwarf2out.c (gen_decl_die): Remove the guard to skip file-scope FUNCTION_DECL declarations. (dwarf2out_early_global_decl): Remove the guard to skip FUNCTION_DECL declarations. (dwaf2out_decl): Likewise. * godump.c (go_early_global_decl): Skip call to the real debug hook for FUNCTION_DECL declarations. * passes.c (rest_of_decl_compilation): Skip call to the early_global_decl debug hook for FUNCTION_DECL declarations, unless -fdump-go-spec is passed. 2017-06-21 Marc Glisse * config/i386/i386.c (struct builtin_isa): New field pure_p. Reorder for compactness. (def_builtin, def_builtin2, ix86_add_new_builtins): Handle pure_p. (def_builtin_pure, def_builtin_pure2): New functions. (ix86_init_mmx_sse_builtins) [__builtin_ia32_stmxcsr]: Mark as pure. 2017-06-21 Marc Glisse * match.pd (nop_convert): New predicate. ((A +- CST1) +- CST2): Allow some NOP conversions. 2017-06-21 Jakub Jelinek PR c++/81130 * gimplify.c (omp_add_variable): Don't force GOVD_SEEN for types with ctors/dtors if GOVD_SHARED is set. 2017-06-21 Wilco Dijkstra * config/aarch64/aarch64.md (movti_aarch64): Emit mov rather than orr. (movtf_aarch64): Likewise. * config/aarch64/aarch64-simd.md (aarch64_simd_mov): Emit mov rather than orr. 2017-06-21 Wilco Dijkstra * config/aarch64/aarch64-simd.md (aarch64_simd_dup): Swap alternatives, make integer dup more expensive. 2017-06-21 Wilco Dijkstra * config/aarch64/aarch64.c (aarch64_legitimate_constant_p): Return true for non-tls symbols. 2017-06-21 James Greenhalgh * config/aarch64/aarch64-cores.def (cortex-a55): New. (cortex-a75): Likewise. (cortex-a75.cortex-a55): Likewise. * config/aarch64/aarch64-tune.md: Regenerate. * doc/invoke.texi (-mtune): Document new values for -mtune. 2017-06-21 Tom de Vries * doc/sourcebuild.texi (Add Options, Features for dg-add-options): Add stack_size feature. (Effective-Target Keywords, Other attributes): Suggest using dg-add-options stack_size feature to get stack limit in stack_size effective target documentation. 2017-06-21 Julian Brown Naveen H.S * config/aarch64/aarch64-simd.md (aarch64_crypto_pmulldi) (aarch64_crypto_pmullv2di): Change type attribute to crypto_pmull. * config/aarch64/thunderx2t99.md (thunderx2t99_pmull): New reservation. * config/arm/cortex-a53.md (cortex_a53_advsimd_type): Add crypto_pmull to attribute type list for neon_multiply. * config/arm/cortex-a57.md (cortex_a57_neon_type): Add crypto_pmull to attribute type list for neon_multiply. * config/arm/crypto.md (crypto_vmullp64): Change type to crypto_pmull. * config/arm/exynos-m1.md (exynos_m1_neon_type): Add crypto_pmull to attribute type list for neon_multiply. * config/arm/types.md (crypto_pmull): Add. * config/arm/xgene1.md (xgene1_neon_pmull): Add crypto_pmull to attribute type list. 2017-06-20 Andreas Tobler * config.gcc (armv6*-*-freebsd*): Change the target_cpu_cname to arm1176jzf-s. 2017-06-20 Jakub Jelinek * ira-costs.c (find_costs_and_classes): Initialize cost_classes later to make sure not to dereference a NULL cost_classes_ptr pointer. 2017-06-20 Carl Love * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW, ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries. * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin, builtin_function_type): Add ALTIVEC_BUILTIN_* case statements. * config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW, VMULOSW): New enum "unspec" values. (vec_widen_umult_even_v4si, vec_widen_smult_even_v4si, vec_widen_umult_odd_v4si, vec_widen_smult_odd_v4si, altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw, altivec_vmulosw): New patterns. * config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW, VMULOSW): Add definitions. 2017-06-20 Julia Koval * config/i386/i386.c: Fix rounding expand for new pattern. * config/i386/subst.md: Fix pattern (parallel -> unspec). 2017-06-20 James Greenhalgh * config/aarch64/aarch64-option-extensions.def (rcpc): New. * config/aarch64/aarch64.h (AARCH64_FL_RCPC): New. 2017-06-20 James Greenhalgh * config/aarch64/aarch64-option-extensions.def (fp16): Fix expected feature string. 2017-06-20 James Greenhalgh * config/aarch64/aarch64-cores.def: Rearrange to sort by architecture, then by implementer ID. * config/aarch64/aarch64-tune.md: Regenerate. 2017-06-20 Richard Biener PR middle-end/81097 * fold-const.c (split_tree): Fold to type before negating. 2017-06-20 David Malcolm * diagnostic-show-locus.c (selftest::test_fixit_deletion_affecting_newline): New function. (selftest::diagnostic_show_locus_c_tests): Call it. 2017-06-20 Andreas Schwab PR target/80970 * config/m68k/m68k.md (bsetdreg, bchgdreg, bclrdreg): Use "=d" instead of "+d". 2017-06-20 Prakhar Bahuguna * config/arm/arm-c.c (arm_cpu_builtins): New block to define __ARM_FEATURE_COPROC according to support. 2017-06-20 Jakub Jelinek * tree-chkp.c (chkp_get_hard_register_var_fake_base_address): Rewritten to avoid overflow for > 32-bit pointers. PR sanitizer/81125 * ubsan.h (ubsan_encode_value): Workaround buggy clang++ parser by removing enum keyword. (ubsan_type_descriptor): Likewise. Formatting fix. PR target/81121 * config/i386/i386.md (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Require TARGET_SSE2 in the condition. 2017-06-20 Michael Meissner PR target/79799 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Add support for doing vector set of SFmode on ISA 3.0. * config/rs6000/vsx.md (vsx_set_v4sf_p9): Likewise. (vsx_set_v4sf_p9_zero): Special case setting 0.0f to a V4SF element. (vsx_insert_extract_v4sf_p9): Add an optimization for inserting a SFmode value into a V4SF variable that was extracted from another V4SF variable without converting the element to double precision and back to single precision vector format. (vsx_insert_extract_v4sf_p9_2): Likewise. 2017-06-19 Jakub Jelinek * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Multiply in UWHI to avoid undefined overflow. PR sanitizer/81125 * ubsan.h (enum ubsan_encode_value_phase): New. (ubsan_encode_value): Change second argument to enum ubsan_encode_value_phase with default value of UBSAN_ENCODE_VALUE_GENERIC. * ubsan.c (ubsan_encode_value): Change second argument to enum ubsan_encode_value_phase PHASE from bool IN_EXPAND_P, adjust uses, for UBSAN_ENCODE_VALUE_GENERIC use just create_tmp_var_raw instead of create_tmp_var and use a TARGET_EXPR. (ubsan_expand_bounds_ifn, ubsan_build_overflow_builtin, instrument_bool_enum_load, ubsan_instrument_float_cast): Adjust ubsan_encode_value callers. PR sanitizer/81111 * ubsan.c (ubsan_encode_value): If current_function_decl is NULL, use create_tmp_var_raw instead of create_tmp_var, mark it addressable just by setting TREE_ADDRESSABLE on the result and use a TARGET_EXPR. 2017-06-19 Richard Biener PR middle-end/81118 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop): Clear niter estimates if we changed anything. 2017-06-19 Richard Biener PR tree-optimization/80887 * tree-ssa-sccvn.c (mprts_hook_cnt): New global. (vn_lookup_simplify_result): Allow only mprts_hook_cnt succesful simplified lookups, then reset mprts_hook. (vn_nary_build_or_lookup_1): Set mprts_hook_cnt to 9 before simplifying. (try_to_simplify): Likewise. 2017-06-19 Martin Liska PR sanitizer/80879 * gimplify.c (gimplify_switch_expr): Initialize live_switch_vars for SWITCH_BODY == STATEMENT_LIST. 2017-06-19 Martin Liska * doc/install.texi: Document that PGO runs in 4 stages. 2017-06-19 Martin Liska PR ipa/80732 * attribs.c (make_dispatcher_decl): Do not append '.ifunc' to dispatcher function name. * multiple_target.c (replace_function_decl): New function. (create_dispatcher_calls): Redirect both edges and references. 2017-06-19 Jan Hubicka * profile-count.c (profile_count::dump): Dump quality. (profile_count::differs_from_p): Update for unsigned val. * profile-count.h (profile_count_quality): New enum. (profile_count): Turn m_val to 62bit unsigned, add quality tracking. 2017-06-19 Richard Biener * tree-ssa-loop-niter.h (estimate_numbers_of_iterations): Take struct function as arg. (estimate_numbers_of_iterations): Export overload with loop arg. (free_numbers_of_iterations_estimates_loop): Use an overload of free_numbers_of_iterations_estimates instead. * tree-cfg.c (remove_bb): Adjust. * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Likewise. * tree-parloops.c (gen_parallel_loop): Likewise. * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables): Likewise. (tree_unroll_loops_completely): Likewise. * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Use an overload instead and export. (estimated_loop_iterations): Adjust. (max_loop_iterations): Likewise. (likely_max_loop_iterations): Likewise. (estimate_numbers_of_iterations): Take struct function as arg and adjust. (loop_exits_before_overflow): Adjust. (free_numbers_of_iterations_estimates_loop): Use an overload. * tree-vect-loop.c (vect_analyze_loop_form): Adjust. * tree-vectorizer.c (vect_free_loop_info_assumptions): Likewise. 2017-06-19 Richard Biener PR ipa/81112 * ipa-prop.c (find_constructor_constant_at_offset): Handle RANGE_EXPR conservatively. 2017-06-16 Carl Love * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add definitions for vec_float, vec_float2, vec_floato, vec_floate built-ins. * config/rs6000/vsx.md (define_c_enum "unspec"): Add RTL code for instructions vsx_xvcvsxws vsx_xvcvuxwsp, float2, floato and floate. * config/rs6000/rs6000-builtin.def (FLOAT2_V2DI, FLOATE_V2DF, FLOATE_2DI, FLOATO_V2DF, FLOATEE_V2DI, XVCVSXWSP_V4SF, UNS_FLOATO_V2DI, UNS_FLOATE_V2DI): Add definitions. * config/altivec.md (define_insn "p8_vmrgew_", define_mode_attr VF_sxddp): Add V4SF type to p8_vmrgew. * config/rs6000/altivec.h (vec_float, vec_float2, vec_floate, vec_floato): Add builtin defines. * doc/extend.texi (vec_float, vec_float2, vec_floate, vec_floato): Update the built-in documentation file for the new built-in functions. 2017-06-16 Richard Earnshaw * config/arm/arm.opt (marm): Mark as the negative of of -mthumb. (mthumb): Mark as the negative of -marm. 2017-06-16 Richard Earnshaw * doc/invoke.texi (ARM Options, -mcpu): Document supported extension options. (ARM Options, -mtune): Document that this accepts the same extension options as -mcpu. (ARM Options, -mfpu): Document addition of -mfpu=auto. 2017-06-16 Richard Earnshaw * doc/invoke.texi (ARM Options, -march=): Document new syntax and permitted extensions. 2017-06-16 Richard Earnshaw * config/arm/arm-cpus.in (armv7): Add extension +nofp. (armv7-r): Add aliases vfpv3xd and vfpv3-d16. (armv8-m.main): Add option +nodsp. * config/arm/arm-cpu-cdata.h: Regenerated. 2017-06-16 Richard Earnshaw * config/arm/t-fuchsia: New file. * config.gcc (arm*-*-fuchsia*): Use it. 2017-06-16 Richard Earnshaw * config/arm/t-symbian: Rewrite for new option infrastructure. 2017-06-16 Richard Earnshaw * config/arm/t-phoenix (MULTILIB_REUSE): Clear variable. (MULTILIB_REQUIRED): Likewise. 2017-06-16 Richard Earnshaw * config/arm/t-linux-eabi (MULTILIB_EXCEPTIONS): Set to empty. (MULTILIB_RESUE): Likewise. (MULTILIB_MATCHES): Likewise. (MULTLIB_REQUIRED): Likewise. 2017-06-16 Richard Earnshaw * config/arm/t-rtems: Rewrite for new option framework. 2017-06-16 Richard Earnshaw * config/arm/t-aprofile (v7_a_nosimd_variants, v7_a_simd_variants) (v7ve_nosimd_variatns, v7ve_vfpv3_simd_variants) (v7ve_vfpv4_simd_variants, v8_a_nosimd_variants, v8_a_simd_variants) (v8_1_a_simd_variants, v8_2_a_simd_variants): Move to ... * config/arm/t-multilib: ... here. (MULTILIB_OPTIONS): Add armv7 and armv7+fp architectures. (MULTILIB_MATCHES): Use armv7 libraries for armv7-r. Also use for armv7-a and armv8*-a when A-profile libraries have not been built. * config/arm/t-rmprofile: Rewrite. 2017-06-16 Richard Earnshaw * genmultilib (multilib_reuse): Allow an explicit period to be escaped with a backslash. Remove the backslash after substituting unescaped periods. * doc/fragments.texi (MULTILIB_REUSE): Document it. 2017-06-16 Richard Earnshaw * config.gcc: (arm*-*-*): When building a-profile libraries, force the driver to pass through the default setting of -mfloat-abi. * common/config/arm/arm-common.c (arm_target_thumb_only): Return -marm rather than NULL. * config/arm/t-multilib (MULTILIB_REUSE): Initialize to empty. (all_feat_combs): New rule. (MULTILIB_OPTIONS): Use explicit ARM and Thumb directories. Rework default libraries. * config/arm/t-aprofile: Rewrite. 2017-06-16 Richard Earnshaw * config/arm/arm.h (FPUTYPE_AUTO): Define. * config/arm/arm.c (arm_option_override): Use FPUTYPE_AUTO if the fpu is not specified by the user/command-line. * config/arm/bpabi.h (FPUTYPE_DEFAULT): Delete. * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Delete. * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Delete. * config/arm/vxworks.h (FPUTYPE_DEFAULT): Delete. * common/config/arm/arm-common.c (arm_canon_arch_option): Use FPUTYPE_AUTO insted of FPUTYPE_DEFAULT. 2017-06-16 Richard Earnshaw * config/arm/elf.h (MULTILIB_DEFAULTS): Delete. * config/arm/t-arm-elf: Rewritten. 2017-06-16 Richard Earnshaw * config/arm/arm.h (TARGET_HARD_FLOAT): Also check that we have some floating-point instructions. (TARGET_SOFT_FLOAT): Define as inverse of TARGET_HARD_FLOAT. (TARGET_MAYBE_HARD_FLOAT): New macro. * config/arm/arm-builtins.c (arm_init_builtins): Use TARGET_MAYBE_HARD_FLOAT. * config/arm/arm.c (arm_option_override): Use TARGET_HARD_FLOAT_ABI. 2017-06-16 Richard Earnshaw * common/config/arm/arm-common.c: Define INCLUDE_LIST. (configargs.h): Include it. (arm_print_hint_for_fpu_option): New function. (arm_parse_fpu_option): New function. (candidate_extension): New class. (arm_canon_for_multilib): New function. * config/arm/arm.h (CANON_ARCH_SPEC_FUNCTION): New macro. (EXTRA_SPEC_FUNCTIONS): Add CANON_ARCH_SPEC_FUNCTION. (ARCH_CANONICAL_SPECS): New macro. (DRIVER_SELF_SPECS): Add ARCH_CANONICAL_SPECS. 2017-06-16 Richard Earnshaw * config.gcc (arm*-*-*): Ensure both target_cpu_cname and with_cpu are set after handling multilib fragments. Set target_cpu_default2 from with_cpu. 2017-06-16 Richard Earnshaw * config.gcc (arm*-*-fucshia*): Set target_cpu_cname to the real cpu name. (arm*-*-*): Set target_cpu_default2 to a quoted string. * config/arm/parsecpu.awk (check_cpu): Validate any extension options. (check_arch): Likewise. * config/arm/arm.c (arm_configure_build_target): Handle TARGET_CPU_DEFAULT being a string constant. Scan any feature options in the default. 2017-06-16 Richard Earnshaw * config/arm/arm-protos.h (cpu_arch_extension): Add field to record when an option is an alias of another. * config/arm/parsecpu.awk (optalias): New parser token. (gen_comm_data): Mark non-alias options as such. Emit entries for extension aliases. * config/arm/arm-cpus.in (armv5e): Make vfpv2 an alias. (armv5te, armv5tej, armv6, armv6j, armv6k, armv6z): Likewise. (armv6kz, armv6zk, armv6t2): Likewise. (armv7): Make vfpv3-d16 an alias. (armv7-a): Make vfpv3-d16, neon and neon-vfpv3 aliases. Sort in canonical order. (armv7ve): Make vfpv4-d16, neon-vfpv3 and neon-vfpv4 aliases. Sort in canonical order. (armv8-a): Sort in canonical order. (armv8.1-a, armv8.2-a): Likewise. (generic-armv7-a): Make neon and neon-vfpv3 aliases. Sort in canonical order. (cortex-a9): Sort in canonical order. * config/arm/arm.c (selftests.h): Include it. (arm_test_cpu_arch_data): New function. (arm_run_self_tests): New function. (TARGET_RUN_TARGET_SELFTESTS): Redefine. (targetm): Move declaration to the end of the file. * arm-cpu-cdata.h: Regenerated. 2017-06-16 Richard Earnshaw * config/arm/arm.h (TARGET_MODE_SPECS): Add additional parameter to call to target_mode_check describing the type of option passed. * common/config/arm/arm-common.c (arm_arch_core_flag): Delete. (arm_target_thumb_only): Use arm_parse_arch_option_name or arm_parse_cpu_option_name to match parameters against list of available targets. * config/arm/parsecpu.awk (gen_comm_data): Don't generate arm_arch_core_flags data structure. * config/arm/arm-cpu_cdata.h: Regenerated. 2017-06-16 Richard Earnshaw * common/config/arm/arm-common.c (arm_initialize_isa): Moved here from config/arm/arm.c. (arm_print_hint_for_cpu_option): Likewise. (arm_print_hint_for_arch_option): Likewise. (arm_parse_cpu_option_name): Likewise. (arm_parse_arch_option_name): Likewise. * config/arm/arm.c (arm_identify_fpu_from_isa): Use the computed number of entries in the all_fpus list. * config/arm/arm-protos.h (all_architectures, all_cores): Declare. (arm_parse_cpu_option_name): Declare. (arm_parse_arch_option_name): Declare. (arm_parse_option_features): Declare. (arm_intialize_isa): Declare. * config/arm/parsecpu.awk (gen_data): Move CPU and architecture data tables to ... (gen_comm_data): ... here. Make definitions non-static. * config/arm/arm-cpu-data.h: Regenerated. * config/arm/arm-cpu-cdata.h: Regenerated. 2017-06-16 Richard Earnshaw * config/arm/arm-protos.h (arm_build_target): Remove arch_core. (cpu_arch_extension): New structure. (cpu_arch_option, arch_option, cpu_option): New structures. * config/arm/parsecpu.awk (gen_headers): Build an enumeration of architecture types. (gen_data): Generate new format data tables. * config/arm/arm.c (cpu_tune): New structure. (cpu_option, processors): Delete. (arm_print_hint_for_core_or_arch): Delete. Replace with ... (arm_print_hint_for_cpu_option): ... this and ... (arm_print_hint_for_arch_option): ... this. (arm_parse_arch_cpu_name): Delete. Replace with ... (arm_parse_cpu_option_name): ... this and ... (arm_parse_arch_option_name): ... this. (arm_unrecognized_feature): Change type of target parameter to cpu_arch_option. (arm_parse_arch_cpu_features): Delete. Replace with ... (arm_parse_option_features): ... this. (arm_configure_build_target): Rework to use new configuration data tables. (arm_print_tune_info): Rework for new configuration data tables. * config/arm/arm-cpu-data.h: Regenerated. * config/arm/arm-cpu.h: Regenerated. 2017-06-16 Richard Earnshaw * Makefile.in (OBJS): Move sbitmap.o from here ... (OBJS-libcommon): ... to here. 2017-06-16 Richard Earnshaw * config/arm/arm-isa.h (ISA_ALL_FPU_INTERNAL): Renamed from ISA_ALL_FPU. (ISA_ALL_CRYPTO): New macro. (ISA_ALL_SIMD): New macro (ISA_ALL_FP): New macro. * config/arm/arm.c (fpu_bitlist): Update initializer. * config/arm/arm-cpus.in: Use new ISA_ALL macros to disable crypto, simd or fp. (arm9e): Add fpu. Add option for nofp (arm946e-s, arm966e-s, arm968e-s, arm10e, arm1020e, arm1022e): Likewise. (arm926ej-s, arm1026ej-s): Likewise. (generic-armv7-a): Add fpu. Add options for simd, vfpv3, vfpv3-d16, vfpv3-fp16, vfpv3-d16-fp16, vfpv4, vfpv4-d16, neon, neon-vfp3, neon-fp16, neon-vfpv4, nofp and nosimd. (cortex-a5, cortex-a7): Add fpu. Add options for nosimd and nofp. (cortex-a8): Add fpu. Add option for nofp. (cortex-a9): Add fpu. Add options for nosimd and nofp. (cortex-a12, cortex-a15, cortex-a17): Add fpu. Add option for nofp. (cortex-r4f): Add fpu. (cortex-r5): Add fpu. Add options for nofp.dp and nofp. (cortex-r7): Use idiv option from architecture. Add fpu. Add option for nofp. (cortex-r8): Likewise. (cortex-m4): Add fpu. Add option for nofp. (cortex-a15.cortex-a7): Add fpu. Add option for nofp. (cortex-a17.cortex-a7): Likewise. (cortex-a32): Add fpu. Add options for crypto and nofp. (cortex-a35, cortex-a53): Likewise. (cortex-a57): Add fpu. Add option for crypto. (cortex-a72, cortex-a73): Likewise. (exynos-m1): Likewise. (cortex-a57.cortex-a53, cortex-a72.cortex-a53): Likewise. (cortex-a73.cortex-a35, cortex-a73.cortex-a53): Likewise. (cortex-m33): Add fpu. Add option for nofp. * config/arm/arm-cpu-cdata.h: Regenerated * config/arm/arm-cpu-data.h: Regenerated. 2017-06-16 Richard Earnshaw * arm-cpus.in (armv5e): Add options fp, vfpv2 and nofp. (armv5te, armv5tej): Likewise. (armv6, armv6j, armv6k, armv6z, armv6kz, armv6zk, armv6t2): Likewise. (armv7): Add options fp and vfpv3-d16. (armv7-a): Add options fp, simd, vfpv3, vfpv3-d16, vfpv3-d16-fp16, vfpv3-fp16, vfpv4, vfpv4-d16, neon, neon-vfpv3, neon-fp16, neon-vfpv4, nofp and nosimd. (armv7ve): Likewise. (armv7-r): Add options fp, fp.sp, idiv, nofp and noidiv. (armv7e-m): Add options fp, fpv5, fp.dp and nofp. (armv8-a): Add nocrypto option. (armv8.1-a, armv8.2-a): Likewise. (armv8-m.main): add options fp, fp.dp and nofp. 2017-06-16 Richard Earnshaw * config/arm/arm-cpus.in (armv8-a): Add options crc, simd crypto and nofp. (armv8-a+crc): Delete. (armv8.1-a): Add options simd, crypto and nofp. (armv8.2-a): Add options fp16, simd, crypto and nofp. (armv8.2-a+fp16): Delete. (armv8-m.main): Add option dsp. (armv8-m.main+dsp): Delete. (cortex-a8): Add fpu. Add nofp option. (cortex-a9): Add fpu. Add nofp and nosimd options. * config/arm/parsecpu.awk (gen_data): Generate option tables and link to main cpu and architecture data structures. (gen_comm_data): Only put isa attributes from the main architecture in common tables. (option): New statement for architecture and CPU entries. * arm.c (struct cpu_option): New structure. (struct processors): Add entry for options. (arm_unrecognized_feature): New function. (arm_parse_arch_cpu_name): Ignore any characters after the first '+' character. (arm_parse_arch_cpu_feature): New function. (arm_configure_build_target): Separate out any CPU and architecture features and parse separately. Don't error out if -mfpu=auto is used with only an architecture string. (arm_print_asm_arch_directives): New function. (arm_file_start): Call it. * config/arm/arm-cpu-cdata.h: Regenerated. * config/arm/arm-cpu-data.h: Likewise. * config/arm/arm-tables.opt: Likewise. 2017-06-16 Richard Earnshaw * config/arm/elf.h (ASM_SPEC): Only pass -mfpu through to the assembler when it is not -mfpu=auto. 2017-06-16 Richard Earnshaw * config/arm/arm.h (BIG_LITTLE_SPEC): Delete macro. (ASM_REWRITE_SPEC_FUNCTIONS): New macro. (BIG_LITTLE_CPU_SPEC_FUNCTIONS): Delete macro. (ASM_CPU_SPEC): Rewrite. (MCPU_MTUNE_NATIVE_FUNCTIONS): New macro. (EXTRA_SPEC_FUNCTIONS): Move outside of ifdef. Use MCPU_MTUNE_NATIVE_FUNCTIONS and ASM_REWRITE_SPEC_FUNCTIONS. Remove reference to BIG_LITTLE_CPU_SPEC_FUNCTIONS. * common/config/arm/arm-common.c (arm_rewrite_selected_cpu): Ensure copied string is NUL-terminated. Also strip any characters prefixed by '+'. (arm_rewrite_selected_arch): New function. (arm_rewrite_march): New function. 2017-06-16 Richard Earnshaw * config/arm/arm.opt (x_arm_arch_string): New TargetSave option. (x_arm_cpu_string, x_arm_tune_string): Likewise. (march, mcpu, mtune): Convert to string-based options. * config/arm/arm.c (arm_print_hint_for_core_or_arch): New function. (arm_parse_arch_cpu_name): New function. (arm_configure_build_target): Use arm_parse_arch_cpu_name to identify selected architecture or CPU. (arm_option_save): New function. (TARGET_OPTION_SAVE): Redefine. (arm_option_restore): Restore string options. (arm_option_print): Print string options. 2017-06-16 Martin Sebor PR tree-optimization/80933 PR tree-optimization/80934 * builtins.c (fold_builtin_3): Do not handle bcmp here. * gimple-fold.c (gimple_fold_builtin_bcmp): New function. (gimple_fold_builtin_bcopy, gimple_fold_builtin_bzero): Likewise. (gimple_fold_builtin): Call them. 2017-06-16 Jan Hubicka * gimple-ssa-isolate-paths.c (isolate_path): Set edge leading to path as unlikely; update profile. 2017-06-16 Jan Hubicka * predict.c (force_edge_cold): Handle declaring edges impossible more aggresively. 2017-06-16 Jan Hubicka * tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update profile. (try_unroll_loop_completely): Fix reporting. 2017-06-16 Jan Hubicka * tree-ssa-tail-merge.c (replace_block_by): Fix profile updating. 2017-06-16 James Greenhalgh PR target/71778 * config/arm/arm-builtins.c (arm_expand_builtin_args): Return TARGET if given a non-constant argument for an intrinsic which requires a constant. 2017-06-16 Jan Hubicka * profile.c (compare_freqs): New function. (branch_prob): Sort edge list. (find_spanning_tree): Assume that the list is priority sorted. 2017-06-16 Richard Biener PR tree-optimization/81090 * passes.def (pass_record_bounds): Remove. * tree-pass.h (make_pass_record_bounds): Likewise. * tree-ssa-loop.c (pass_data_record_bounds, pass_record_bounds, make_pass_record_bounds): Likewise. * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables): Do not free niter estimates at the beginning but at the end. * tree-scalar-evolution.c (scev_finalize): Free niter estimates. 2017-06-16 Richard Biener * tree-switch-conversion.c (emit_case_bit_tests): Adjust initializer to workaround ICE in host GCC 4.8. 2017-06-16 Jan Hubicka * ipa-inline-transform.c (update_noncloned_frequencies): Update also counts. (clone_inlined_nodes): Update. 2017-06-16 Maxim Kuvyrkov * config/aarch64/aarch64.c (qdf24xx_prefetch_tune): Update prefetch settings, and enable prefetching by default at -O3. 2017-06-16 Maxim Kuvyrkov * config/aarch64/aarch64.c (aarch64_override_options_internal): Set flag_prefetch_loop_arrays according to tuning data. 2017-06-16 Maxim Kuvyrkov * config/aarch64/aarch64-protos.h (struct cpu_prefetch_tune): New tune structure. (struct tune_params): Use cpu_prefetch_tune instead of cache_line_size. [Unrelated to main purpose of the patch] Place the pointer field last to enable type checking errors when tune structure are wrongly merged. * config/aarch64/aarch64.c (generic_prefetch_tune,) (exynosm1_prefetch_tune, qdf24xx_prefetch_tune,) (thunderx2t99_prefetch_tune): New tune constants. (tune_params *_tunings): Update all tunings (no functional change). (aarch64_override_options_internal): Set PARAM_SIMULTANEOUS_PREFETCHES, PARAM_L1_CACHE_SIZE, PARAM_L1_CACHE_LINE_SIZE, and PARAM_L2_CACHE_SIZE from tunings structures. 2017-06-16 Jakub Jelinek PR sanitizer/81094 * ubsan.c (instrument_null): Add T argument, use it instead of computing it based on IS_LHS. (instrument_object_size): Likewise. (pass_ubsan::execute): Adjust instrument_null and instrument_object_size callers to pass gimple_get_lhs or gimple_assign_rhs1 result to it. Use instrument_null instead of calling get_base_address and instrument_mem_ref. Handle aggregate call arguments for object-size sanitization. 2017-06-16 Yury Gribov PR tree-optimization/81089 * tree-vrp.c (is_masked_range_test): Validate operands of subexpression. 2017-06-15 Martin Sebor PR c++/80560 * dumpfile.c (dump_register): Avoid calling memset to initialize a class with a default ctor. * gcc.c (struct compiler): Remove const qualification. * genattrtab.c (gen_insn_reserv): Replace memset with initialization. * hash-table.h: Ditto. * ipa-cp.c (allocate_and_init_ipcp_value): Replace memset with assignment. * ipa-prop.c (ipa_free_edge_args_substructures): Ditto. * omp-low.c (lower_omp_ordered_clauses): Replace memset with default ctor. * params.h (struct param_info): Make struct members non-const. * tree-switch-conversion.c (emit_case_bit_tests): Replace memset with default initialization. * vec.h (vec_copy_construct, vec_default_construct): New helper functions. (vec::copy, vec::splice, vec::reserve): Replace memcpy with vec_copy_construct. (vect::quick_grow_cleared): Replace memset with default ctor. (vect::vec_safe_grow_cleared, vec_safe_grow_cleared): Same. * doc/invoke.texi (-Wclass-memaccess): Document. 2017-06-15 Ramana Radhakrishnan * emit-rtl.h (is_leaf): Update comment about local register allocator. 2017-06-15 Jozef Lawrynowicz PR target/78818 * config/msp430/msp430.c (msp430_data_attr): Check that it's possible for a variable to have a section before checking if the section has a name. Set section to.persistent if persistent attribute is set. Warn if .persistent attribute is used on an automatic variable. 2017-06-15 Eric Botcazou PR rtl-optimization/80474 * reorg.c (update_block): Do not ignore instructions in a delay slot. 2017-06-15 Segher Boessenkool * config/rs6000/rs6000.md (add3): Use reg_or_subregno instead of REGNO. 2017-06-14 Maciej W. Rozycki * config/mips/mips.md (MIPS16_T_REGNUM): Remove constant. (casesi): Emit bounds checking as RTL. (casesi_internal_mips16_): Remove bounds checking. 2017-06-14 Max Filippov * config/xtensa/xtensa.c (xtensa_option_override): Append MASK_CONST16 to target_flags in the absence of TARGET_L32R. (hwloop_optimize, hwloop_fail, hwloop_pattern_reg, xtensa_doloop_hooks): Define unconditionally. (xtensa_reorg_loops): Only call reorg_loops in the presence of TARGET_LOOPS. * config/xtensa/xtensa.h (TARGET_L32R): New definition. (TARGET_DEFAULT): Remove XCHAL_HAVE_L32R condition and account for it in xtensa_option_override. (HARD_FRAME_POINTER_IS_FRAME_POINTER, HARD_FRAME_POINTER_IS_ARG_POINTER): New definitions. 2017-06-14 Boris Kolpackov * doc/cppopts.texi: Document '-' special value to -MF. 2017-06-14 Wilco Dijkstra * config/arm/cortex-a53.md (cortex_a53_fpalu) Adjust latency. (cortex_a53_fconst): Likewise. (cortex_a53_fpmul): Likewise. (cortex_a53_f_load_64): Likewise. (cortex_a53_f_load_many): Likewise. (cortex_a53_advsimd_alu): Likewise. (cortex_a53_advsimd_alu_q): Likewise. (cortex_a53_advsimd_mul): Likewise. (cortex_a53_advsimd_mul_q): Likewise. (fpmac bypass): Add new bypass for fpmac-fpmac case. Add missing fmul, r2f_cvt and fconst cases. 2017-06-14 Richard Biener PR middle-end/81088 * fold-const.c (split_tree): Drop TREE_OVERFLOW flag from literal constants. (fold_binary_loc): When associating do not treat pre-existing TREE_OVERFLOW on literal constants as a reason to allow TREE_OVERFLOW on associated literal constants. 2017-06-14 Eric Botcazou * config/sparc/sparc.h (MASK_ISA): Add MASK_LEON and MASK_LEON3. (MASK_FEATURES): New macro. * config/sparc/sparc.c (sparc_option_override): Remove the special handling of -mfpu and generalize it to all MASK_FEATURES switches. 2017-06-14 Eric Botcazou * simplify-rtx.c (simplify_binary_operation_1) : Do not simplify a division of 0 if non-call exceptions are enabled. 2017-06-14 Andrew Pinski Naveen H.S PR target/71663 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Improve vector initialization code gen for only variable case. 2017-06-14 Eric Botcazou * config/sparc/driver-sparc.c (cpu_names): Add SPARC-T5 entry. 2017-06-14 Richard Biener PR tree-optimization/81083 * tree-ssa-sccvn.c (vn_reference_lookup_3): Do not use abnormals as values. 2017-06-13 Segher Boessenkool * config/rs6000/rs6000.c: Update all comments that mentioned SPE. (rs6000_expand_builtin): Remove RS6000_BTC_EVSEL. * config/rs6000/rs6000.h (RS6000_BTC_EVSEL): Delete. * config/rs6000/vxworks.h (VXCPU_FOR_8548): Delete. Adjust former use. * config/rs6000/vxworksae.h (VXCPU_FOR_8548): Delete. * config/rs6000/vxworksmils.h (VXCPU_FOR_8548): Delete. 2017-06-13 Segher Boessenkool * config/rs6000/rs6000-opts.h (enum rs6000_vector): Delete VECTOR_SPE. * config/rs6000/rs6000.c (rs6000_debug_vector_unit): Delete VECTOR_SPE. 2017-06-13 Segher Boessenkool * config/rs6000/rs6000.h (FIXED_SCRATCH): Delete. 2017-06-13 Segher Boessenkool * config/rs6000/t-rtems: Don't handle SPE. 2017-06-13 Segher Boessenkool * config/rs6000/t-linux: Don't handle SPE. 2017-06-13 Segher Boessenkool * config/rs6000/eabispe.h: Delete file. 2017-06-13 Segher Boessenkool * config/rs6000/t-spe: Delete file. 2017-06-13 Segher Boessenkool * config/rs6000/rs6000.c (SPE_CONST_OFFSET_OK): Delete. (rs6000_legitimate_offset_address_p): Return false for anything in V2SImode or V2SFmode. 2017-06-13 Segher Boessenkool * config/rs6000/rs6000-modes.def: Remove all 8-byte vector modes except V2SF and V2SI. Rearrange the vector modes, and add comments. * config/rs6000/rs6000.c (rs6000_debug_reg_global): Remove V8QImode and V4HImode. (reg_offset_addressing_ok_p): Remove V4HImode and V1DImode. (rs6000_legitimate_offset_address_p): Ditto. (rs6000_emit_move): Ditto. (rs6000_init_builtins): Remove V4HI_type_node. 2017-06-13 Martin Liska PR sanitize/78204 * asan.c (asan_sanitize_stack_p): Use sanitize_flags_p. (gate_asan): Likewise. * asan.h (asan_no_sanitize_address_p): Remove the function. (sanitize_flags_p): New function. * builtins.def: Fix coding style. * common.opt: Use renamed enum value. * convert.c (convert_to_integer_1): Use sanitize_flags_p. * doc/extend.texi: Document no_sanitize attribute. * flag-types.h (enum sanitize_code): Rename SANITIZE_NONDEFAULT to SANITIZE_UNDEFINED_NONDEFAULT. * gcc.c (sanitize_spec_function): Use the renamed enum value. * gimple-fold.c (optimize_atomic_compare_exchange_p): Use sanitize_flags_p. * gimplify.c (gimplify_function_tree): Likewise. * ipa-inline.c (sanitize_attrs_match_for_inline_p): Likewise. * opts.c (parse_no_sanitize_attribute): New function. (common_handle_option): Use renamed enum value. * opts.h (parse_no_sanitize_attribute): Declare. * tree.c (sanitize_flags_p): New function. * tree.h: Declared here. * tsan.c: Use sanitize_flags_p. * ubsan.c (ubsan_expand_null_ifn): Likewise. (instrument_mem_ref): Likewise. (instrument_bool_enum_load): Likewise. (do_ubsan_in_current_function): Remove the function. (pass_ubsan::execute): Use sanitize_flags_p. * ubsan.h: Remove do_ubsan_in_current_function * tree-cfg.c (print_no_sanitize_attr_value): New function. (dump_function_to_file): Use it here. 2017-06-13 Martin Jambor PR tree-optimization/80803 PR tree-optimization/81063 * tree-sra.c (subtree_mark_written_and_enqueue): Move up in the file. (propagate_subaccesses_across_link): Enqueue subtree whenever necessary instead of relying on the caller. 2017-06-13 Martin Jambor * tree-sra.c (add_access_to_work_queue): Only enqueue accesses that have a first_link. (sort_and_splice_var_accesses): Do not check first_link before enquing. (subtree_mark_written_and_enqueue): Likewise. (propagate_all_subaccesses): Likewise and do not stop at first parent with a first_link. 2017-06-13 Martin Jambor * tree-sra.c (dump_access_tree_1): Fix accidental dumping to stderr instead of f. 2017-06-13 Yury Gribov * match.pd: New pattern. 2017-06-13 Yury Gribov * tree-vrp.c (is_masked_range_test): New function. (register_edge_assert_for): Determine ranges for some bit tests. 2017-06-13 Yury Gribov PR tree-optimization/67328 * fold-const.c (maskable_range_p): New function. (build_range_check): Generate bittests if possible. 2017-06-13 Martin Liska * gimple-pretty-print.c (dump_probability): Add new argument. (dump_edge_probability): Dump both probability and count. (dump_gimple_label): Likewise. (dump_gimple_bb_header): Likewise. 2017-06-13 Georg-Johann Lay PR target/81072 * config/avr/avr-devices.c: Fix indentation. * config/avr/gen-avr-mmcu-specs.c: Dito. 2017-06-13 Richard Biener * tree-vect-loop.c (vect_model_reduction_cost): Do not fail, instead get vector type from stmt_info. (vectorizable_reduction): Adjust. Remove dead code. 2017-06-13 Richard Biener PR middle-end/81065 * fold-const.c (extract_muldiv_1): Remove bogus distribution case of C * (x * C2 + C3). (fold_addr_of_array_ref_difference): Properly fold index difference. 2017-06-12 David S. Miller PR target/80968 * config/sparc/sparc.md (return expander): Emit frame blockage if function uses alloca. 2017-06-12 Richard Sandiford * combine.c (make_field_assignment): Check len rather than the mode precision when calling force_to_mode. 2017-06-12 Georg-Johann Lay Support multilibs and devices that see flash in RAM address range. PR target/81072 * config/avr/avr-arch.h (avr_arch_id) : New enum. (avr_mcu_t) : New field. (avr_device_specific_features) : New enum. * config/avr/avr.h (AVR_SHORT_CALLS): New define. (AVR_HAVE_JMP_CALL): Don't set if AVR_SHORT_CALLS. (AVR_TINY_PM_OFFSET): Remove macro. * config/avr/avr.opt (-mshort-calls): New option. * config/avr/gen-avr-mmcu-specs.c (print_mcu) [*self_spec]: Add / remove -mshort-calls depending on AVR_ISA_RCALL. * config/avr/avr-c.c (avr_cpu_cpp_builtins) <__AVR_SHORT_CALLS__>: Built-in define if AVR_SHORT_CALLS. <__AVR_HAVE_JMP_CALL__>: Use AVR_HAVE_JMP_CALL as condition instead of avr_arch->have_jmp_call. <__AVR_PM_BASE_ADDRESS__>: Built-in define if avr_arch->flash_pm_offset. [AVR_TINY] <__AVR_TINY_PM_BASE_ADDRESS__>: Use avr_arch->flash_pm_offset to define. * config/avr/avr-devices.c (avr_arch_types): Add initializers for new field flash_pm_offset. Add entry for avrxmega3. (avr_texinfo): Add entry for avrxmega3. * config/avr/avr-mcus.def: Add entries for: avrxmega3, attiny212, attiny214, attiny412, attiny414, attiny416, attiny417, attiny814, attiny816, attiny817, attiny1614, attiny1616, attiny1617, attiny3214, attiny3216, attiny3217. * config/avr/avr.c (avr_assemble_integer)[AVR_TINY]: Use avr_arch->flash_pm_offset instead of AVR_TINY_PM_OFFSET. (avr_print_operand_address) [AVR_TINY]: Same. (avr_asm_init_sections) : Only patch callback if avr_arch->flash_pm_offset = 0. (avr_asm_named_section) : Skip setting it for rodata if avr_arch->flash_pm_offset != 0. (avr_encode_section_info) [AVR_TINY]: Adjust comment. * config/avr/genmultilib.awk (dir_rcall, opt_rcall): New vars. (opts) [AVR_ISA_RCALL]: Append opt_rcall. (m_options): Append opt_rcall. (m_dirnames): Append dir_rcall. * config/avr/t-multilib: Regenerate. * configure.ac [target=avr]: Check whether avrxmega3 default linker description file works as needed. * configure: Regenerate. * doc/avr-mmcu.texi: Regenerate. * doc/invoke.texi (AVR Options) <-mshort-calls>: Document it. <__AVR_ARCH__>: Document avrxmega3 and 103. <__AVR_HAVE_JMP_CALL__>: Adjust documentation. <__AVR_SHORT_CALLS__>: Document it. <__AVR_PM_BASE_ADDRESS__>: Document it. * doc/extend.texi (AVR Options) <-mshort-calls>: Document it. (AVR Variable Attributes) : Document this is not needed for avrxmega3. (AVR Named Address Spaces) <__flash>: Dito. 2017-06-12 Jan Hubicka * cgraph.c (cgraph_node::dump): Complain about profile insanities. 2017-06-12 Doug Rupp * config.gcc (*-*-vxworks*): Set use_gcc_stdint to "provide". Append vxworks-stdint.h to the tm_file list. * config/vxworks-stdint.h: New file. 2017-06-12 Martin Liska PR tree-optimization/81041 * tree-profile.c (gimple_gen_ic_func_profiler): Create an extra BB in profile-generate (gimple_gen_time_profiler): Likewise. 2017-06-12 Jakub Jelinek PR tree-optimization/81003 * tree-ssa-reassoc.c (force_into_ssa_name): New function. (update_range_test): Use it instead of force_gimple_operand_gsi. 2017-06-12 Richard Biener PR tree-optimization/81053 * tree-vect-loop.c (vect_is_simple_reduction): Handle PHI with backedge value not defined in loop. Simplify def stmt compute. 2017-06-11 Tom de Vries PR target/79939 * config/nvptx/nvptx.c (nvptx_cannot_force_const_mem): New function. Return true. (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to nvptx_cannot_force_const_mem. 2017-06-10 Jan Hubicka * opts.c (finish_options): Move test for flag_split_stack after it has been initialized. 2017-06-11 Jason Merrill * tree.h (id_equal): New. * dwarf2out.c, hsa-gen.c, ipa-devirt.c, omp-expand.c, omp-simd-clone.c, read-rtl-function.c, tree-chkp.c, tree.c: Use it instead of strcmp of IDENTIFIER_POINTER. 2017-06-10 Jan Hubicka * ipa-inline-transform.c: Include function.h, cfg.h and basic-block.h (mark_all_inlined_calls_cdtor): Fix formating. (inline_transform): Rescale profile before inlining. 2017-06-10 Jan Hubicka * cgraph.h (cgraph_edge::clone): Update prototype. * cgraphclones.c (cgraph_edge::clone): Update profile scaling. (cgraph_node::create_clone): Update. (cgraph_node::create_version_clone): Update. * tree-inline.c (copy_bb): Update. (expand_call_inline): Update. 2017-06-10 Segher Boessenkool * config/rs6000/rs6000.c (emit_vrsave_prologue): New function, factored out from ... (rs6000_emit_prologue): ... here. 2017-06-10 Segher Boessenkool * config/rs6000/rs6000.c (emit_split_stack_prologue): New function, factored out from ... (rs6000_emit_prologue): ... here. 2017-06-10 Jan Hubicka * predict.c (drop_profile): Also drop individual bb/edge and cgraph edge counts. (handle_missing_profiles): Fix computation of tp_first_run. (counts_to_freqs): Do not touch freqs when count is 0. 2017-06-10 Jan Hubicka * cgraphbuild.c (cgraph_edge::rebuild_references): Do not touch profile. 2017-06-10 Tom de Vries * doc/sourcebuild.texi (Effective-Target Keywords, Environment attributes): Document signal effective target. 2017-06-10 Tom de Vries * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes): Document effective target stack_size. 2017-06-09 David Malcolm * diagnostic.c (diagnostic_report_diagnostic): Only add fixits to the edit_context if they can be auto-applied. 2017-06-9 Ian Lance Taylor * opts.c (finish_options): If -fsplit-stack, disable implicit -forder-blocks-and-partition. * doc/invoke.texi (Optimize Options): Document that when using -fsplit-stack -forder-blocks-and-partition is not implicitly enabled. 2017-06-09 Jan Hubicka * builtin-attrs.def (ATTR_NORETURN_NOTHROW_LEAF_COLD_LIST, ATTR_CONST_NORETURN_NOTHROW_LEAF_COLD_LIST, ATTR_TMPURE_NORETURN_NOTHROW_LEAF_COLD_LIST): New. * builtins.def (abort, trap, unreachable): Declare cold. * calls.c (flags_from_decl_or_type): Lookup ECF_COLD. * tree-core.h (ECF_COLD): New. * tree.c (set_call_expr_flags): Handle ECF_COLD. (build_common_builtin_nodes): Mark unreachable and abort as cold. 2017-06-09 Jan Hubicka * predict.c (unlikely_executed_stmt_p): Cleanup. 2017-06-09 Richard Biener * tree-ssa-loop-im.c (execute_sm): Do not force multi-threaded model if the ref is always written to. 2017-06-09 Tamar Christina * config/aarch64/aarch64.md (lrint2): New. 2017-06-09 Tamar Christina * config/arm/arm.c (arm_rtx_costs_internal): Make sdiv more expensive than udiv. 2017-06-09 Tom de Vries PR target/80855 * config/nvptx/nvptx.md (define_expand "mov"): Error out with "target cannot support label values" when encountering LABEL_REF. 2017-06-09 Martin Liska * tree-profile.c (gimple_gen_ic_profiler): Update comment. (gimple_gen_ic_func_profiler): Emit direct comparison of __gcov_indirect_call_callee with NULL. (gimple_gen_time_profiler): Change probability from PROB_VERY_UNLIKELY to PROB_UNLIKELY. 2017-06-09 Jan Hubicka * profile.c (edge_gcov_counts): Turn to pointer. (compute_branch_probabilities, compute_branch_probabilities): Update. (branch_prob): Do not clear edge_gcov_count. * profile.h (edge_gcov_counts): Turn to pointer. (edge_gcov_count): Update. 2017-06-09 Jan Hubicka * gimple.h (gimple_check_failed): Mark cold. 2017-06-09 Richard Biener PR tree-optimization/66623 * tree-vect-loop.c (vect_is_simple_reduction): Cleanup, refactor check_reduction into two parts, properly computing whether we have to check reduction validity for outer loop vectorization. 2017-06-09 Richard Biener PR tree-optimization/79483 * graphite-scop-detection.c (order): New global. (get_order): Compute bb to order mapping that satisfies code generation constraints. (cmp_pbbs): New helper. (build_scops): Start domwalk at entry block, sort generated pbbs. 2017-06-09 Richard Biener PR middle-end/81007 * ipa-polymorphic-call.c (ipa_polymorphic_call_context::restrict_to_inner_class): Skip FIELD_DECLs with error_mark_node type. * passes.def (all_lowering_passes): Run pass_build_cgraph_edges last again. 2017-06-09 Martin Liska * predict.c (struct branch_predictor): New struct. (test_prediction_value_range): New test. (predict_c_tests): New function. * selftest-run-tests.c (selftest::run_tests): Run the function. * selftest.h: Declare new tests. 2017-06-09 Segher Boessenkool PR target/80966 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Assert that gen_add3_insn did not fail. * config/rs6000/rs6000.md (add3): If asked to add a constant to r0, construct that number in a temporary reg and add that reg to r0. If asked to put the result in r0 as well, fail. 2017-06-08 Will Schmidt * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for early expansion of vec_eqv. 2017-06-08 Jakub Jelinek PR middle-end/81005 * ubsan.c (instrument_null): Avoid pointless code temporary. (pass_ubsan::execute): Instrument aggregate arguments of calls. 2017-06-08 Uros Bizjak PR target/81015 Revert: 2016-12-14 Uros Bizjak PR target/59874 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern. (*clzhi2): Ditto. 2017-06-08 Jan Hubicka * predict.c (unlikely_executed_edge_p): Move ahead. (probably_never_executed_edge_p): Use it. 2017-06-08 Alexander Ivchenko PR middle-end/79988 * tree-chkp.c (chkp_gimple_call_builtin_p): Remove gimple_call_builtin_p call. 2017-06-08 Jan Hubicka * system.h (fancy_abort): Annotate by ATTRIBUTE_COLD. * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1, rtl_check_failed_type2, rtl_check_failed_code1, rtl_check_failed_code2, rtl_check_failed_code_mode, rtl_check_failed_block_symbol, cwi_check_failed_bounds, rtvec_check_failed_bounds, rtl_check_failed_flag, _fatal_insn_not_found, _fatal_insn): Likewise. * tree.h (tree_contains_struct_check_failed, tree_check_failed, tree_not_check_failed, tree_class_check_failed, tree_range_check_failed, tree_not_class_check_failed, tree_int_cst_elt_check_failed, tree_vec_elt_check_failed, phi_node_elt_check_failed, tree_operand_check_failed, omp_clause_check_failed, omp_clause_operand_check_failed, omp_clause_range_check_failed): Likewise. 2017-06-08 Jan Hubicka * cgraph.c (cgraph_edge::maybe_hot_p): Do not check flag_branch_probabilities. * ipa-inline.c (edge_badness): Likewise. * ipa-profile.c (ipa_propagate_frequency_1): Likewise. * postreload-gcse.c (eliminate_partially_redundant_load): Likewise. * predict.c (maybe_hot_frequency_p): Likewise. (probably_never_executed): Likewise. * sched-ebb.c (schedule_ebbs): Likewise. * sched-rgn.c (find_single_block_region): Likewise. * tracer.c (tail_duplicate): Likewise. 2017-06-08 Jan Hubicka * opts.c (finish_options): x_flag_reorder_blocks_and_partition no longer requires x_flag_profile_use. 2017-06-08 Jan Hubicka * cfgrtl.c (cfg_layout_initialize): Check crtl->has_bb_partition instead of flag_reorder_blocks_and_partition. * dbxout.c (dbxout_function_end): Likewise. * dwarf2out.c (gen_subprogram_die): Likewise. * haifa-sched.c (sched_create_recovery_edges): Likewise. * hw-doloop.c (reorg_loops): Likewise. * varasm.c (assemble_start_function, assemble_end_function): Likewise. (decide_function_section): Do not check for flag_reorder_blocks_and_partition. 2017-06-08 Alexander Ivchenko * tree-chkp.c (chkp_get_hard_register_var_fake_base_address): New function. (chkp_get_hard_register_fake_addr_expr): Ditto. (chkp_build_addr_expr): Add check for hard reg case. (chkp_parse_array_and_component_ref): Ditto. (chkp_find_bounds_1): Ditto. (chkp_process_stmt): Don't generate bounds store for hard reg case. 2017-06-08 Jan Hubicka * predict.c (maybe_hot_bb_p): Do not check profile status. (maybe_hot_edge_p): Likewise. (probably_never_executed): Check for zero counts even if profile is not read. (unlikely_executed_edge_p): New function. (unlikely_executed_stmt_p): New function. (unlikely_executed_bb_p): New function. (set_even_probabilities): Use unlikely predicates. (combine_predictions_for_bb): Likewise. (predict_paths_for_bb): Likewise. (predict_paths_leading_to_edge): Likewise. (determine_unlikely_bbs): New function. (estimate_bb_frequencies): Use it. (compute_function_frequency): Use zero counts even if profile is not read. * profile-count.h: Fix typo. 2017-08-08 Julia Koval * config/i386/avx512bwintrin.h (_mm512_mask_cvtepi16_storeu_epi8, _mm512_mask_cvtsepi16_storeu_epi8, _mm512_mask_cvtusepi16_storeu_epi8): New intrinsics. * config/i386/avx512vlbwintrin.h (_mm256_mask_cvtepi16_storeu_epi8, _mm_mask_cvtsepi16_storeu_epi8, _mm256_mask_cvtsepi16_storeu_epi8, _mm_mask_cvtusepi16_storeu_epi8, _mm256_mask_cvtusepi16_storeu_epi8, _mm_mask_cvtepi16_storeu_epi8): New intrinsics. * config/i386/i386-builtin-types.def (PV8Q, V8QI): New pointer type. (VOID_FTYPE_PV32QI_V32HI_USI, VOID_FTYPE_PV8QI_V8HI_UQI, VOID_FTYPE_PV16QI_V16HI_UHI): New function types. * config/i386/i386-builtin.def (__builtin_ia32_pmovwb128mem_mask, __builtin_ia32_pmovwb256mem_mask, __builtin_ia32_pmovswb128mem_mask, __builtin_ia32_pmovswb256mem_mask, __builtin_ia32_pmovuswb128mem_mask, __builtin_ia32_pmovuswb256mem_mask, __builtin_ia32_pmovuswb512mem_mask, __builtin_ia32_pmovswb512mem_mask) __builtin_ia32_pmovwb512mem_mask): New builtins. 2017-08-08 Julia Koval PR target/73350,80862 * config/i386/subst.md (round): Fix round pattern. * config/i386/i386.c (ix86_erase_embedded_rounding): Fix erasing rounding for the fixed pattern. 2017-06-08 Jan Hubicka * cfgbuild.c (find_many_sub_basic_blocks): Fix thinko. 2017-06-08 Martin Liska PR gcov-profile/80911 * gcov.c (block_info::block_info): New constructor. 2017-06-07 Carl Love * config/rs6000/rs6000-c: The return type of the following built-in functions was implemented as int not long long. Fix sign of return value for the unsigned version of vec_mulo and vec_mule. vector unsigned long long vec_bperm (vector unsigned long long, vector unsigned char) vector signed long long vec_mule (vector signed int, vector signed int) vector unsigned long long vec_mule (vector unsigned int, vector unsigned int) vector signed long long vec_mulo (vector signed int, vector signed int) vector unsigned long long vec_mulo (vector unsigned int, vector unsigned int) * doc/extend.texi: Fix the documentation for the built-in functions. 2017-06-07 Carl Love PR target/80982 * config/rs6000/altivec.md (double2): Fix the implementation of for BE. 2017-06-07 Carl Love * config/rs6000/altivec.md: Fix argument swizzle in vec_doublel support, Generate doublehv for signed int/float for BE case only. 2017-06-07 Alexander Monakov * doc/invoke.texi (mcx16): Rewrite. 2017-06-07 Segher Boessenkool * config/rs6000/predicates.md (rs6000_nonimmediate_operand): Delete. * config/rs6000/rs6000.md (*movsi_internal1, movsi_from_sf, *mov_softfloat, and an anonymous splitter): Use nonimmediate_operand instead of rs6000_nonimmediate_operand. 2017-06-07 Segher Boessenkool * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE_ACC and SPEFSCR registers. * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto. (enum rs6000_reg_type): Delete SPE_ACC_TYPE and SPEFSCR_REG_TYPE. (rs6000_debug_reg_global): Adjust. (rs6000_init_hard_regno_mode_ok): Adjust. (rs6000_dbx_register_number): Adjust. * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change to 115. (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS): Remove SPE_ACC and SPEFSCR. (REG_ALLOC_ORDER): Ditto. (FRAME_POINTER_REGNUM): Change to 111. (enum reg_class): Remove the SPE_ACC and SPEFSCR registers. (REG_CLASS_NAMES): Ditto. (REG_CLASS_CONTENTS): Delete the SPE_ACC and SPEFSCR registers. (REGISTER_NAMES): Ditto. (ADDITIONAL_REG_NAMES): Ditto. (rs6000_reg_names): Ditto. * config/rs6000/rs6000.md: Renumber some register number define_constants. 2017-06-07 Segher Boessenkool * config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE high registers. * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto. * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change from 149 to 117. (DWARF_REG_TO_UNWIND_COLUMN): Do not define. (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS): Delete the SPE high registers. (REG_ALLOC_ORDER): Ditto. (enum reg_class): Remove SPE_HIGH_REGS. (REG_CLASS_NAMES): Ditto. (REG_CLASS_CONTENTS): Delete the SPE high registers. (REGISTER_NAMES): Ditto. (rs6000_reg_names): Ditto. * doc/tm.texi.in: Remove SPE as example. * doc/tm.texi: Regenerate. 2017-06-07 Segher Boessenkool * config/rs6000/8540.md (ppc8540_brinc): Delete. * config/rs6000/e500mc.md (e500mc_brinc): Delete. * config/rs6000/e500mc64.md (e500mc64_brinc): Delete. * config/rs6000/rs6000.md (type): Remove "brinc". 2017-06-07 Segher Boessenkool * config.gcc (powerpc*-*-*): Don't add spe.h to extra_headers. (powerpc*-linux*spe*): Use ${cpu_type} instead of rs6000. * config/rs6000/linuxspe.h: Delete file. * config/rs6000/rs6000.md: Don't include spe.md. * config/rs6000/spe.h: Delete file. * config/rs6000/spe.md: Delete file. * config/rs6000/t-rs6000: Remove spe.md. 2017-06-07 Segher Boessenkool * config/rs6000/predicates.md (reg_or_mem_operand): Reformat. (reg_or_none500mem_operand): Delete. * config/rs6000/rs6000.md (extendsfdf2): Use reg_or_mem_operand instead of reg_or_none500mem_operand. 2017-06-07 Segher Boessenkool * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete handling of SPE flags. * config/rs6000/rs6000.opt (-mspe, -mspe=no, -mspe=yes): Delete. 2017-06-07 Segher Boessenkool * config/rs6000/rs6000-common.c (rs6000_handle_option): Remove SPE ABI handling. * config/rs6000/paired.md (paired_negv2sf2): Rename to negv2sf2. (paired_absv2sf2, paired_addv2sf3, paired_subv2sf3, paired_mulv2sf3, paired_divv2sf3): Similar. * config/rs6000/predicates.md: Replace TARGET_SPE, TARGET_SPE_ABI, SPE_VECTOR_MODE and SPE_HIGH_REGNO_P by 0; simplify. * config/rs6000/rs6000-builtin.def: Delete RS6000_BUILTIN_E and RS6000_BUILTIN_S. Delete BU_SPE_1, BU_SPE_2, BU_SPE_3, BU_SPE_E, BU_SPE_P, and BU_SPE_X. Rename the paired_* instruction patterns. * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Do not define __SPE__. * config/rs6000/rs6000-protos.h (invalid_e500_subreg): Delete. * config/rs6000/rs6000.c: Delete RS6000_BUILTIN_E and RS6000_BUILTIN_S. (struct rs6000_stack): Delete fields spe_gp_save_offset, spe_gp_size, spe_padding_size, and spe_64bit_regs_used. Replace TARGET_SPE and TARGET_SPE_ABI with 0, simplify. Replace SPE_VECTOR_MODE with PAIRED_VECTOR_MODE. (struct machine_function): Delete field spe_insn_chain_scanned_p. (spe_func_has_64bit_regs_p): Delete. (spe_expand_predicate_builtin): Delete. (spe_expand_evsel_builtin): Delete. (TARGET_DWARF_REGISTER_SPAN): Do not define. (TARGET_MEMBER_TYPE_FORCES_BLK): Do not define. (invalid_e500_subreg): Delete. (rs6000_legitimize_address): Always force_reg op2 as well, for paired single memory accesses. (rs6000_member_type_forces_blk): Delete. (rs6000_spe_function_arg): Delete. (rs6000_expand_unop_builtin): Delete SPE handling. (rs6000_expand_binop_builtin): Ditto. (spe_expand_stv_builtin): Delete. (bdesc_2arg_spe): Delete. (spe_expand_builtin): Delete. (spe_expand_predicate_builtin): Delete. (spe_expand_evsel_builtin): Delete. (rs6000_invalid_builtin): Remove RS6000_BTM_SPE handling. (spe_init_builtins): Delete. (spe_func_has_64bit_regs_p): Delete. (savres_routine_name): Delete "info" parameter. Adjust callers. (rs6000_emit_stack_reset): Ditto. (rs6000_dwarf_register_span): Delete. * config/rs6000/rs6000.h (TARGET_SPE_ABI, TARGET_SPE, UNITS_PER_SPE_WORD, SPE_HIGH_REGNO_P, SPE_SIMD_REGNO_P, SPE_VECTOR_MODE, RS6000_BTM_SPE, RS6000_BUILTIN_E, RS6000_BUILTIN_S): Delete. * config/rs6000/rs6000.md (FIRST_SPE_HIGH_REGNO, LAST_SPE_HIGH_REGNO): Delete. * config/rs6000/rs6000.opt (-mabi=spe, -mabi=no-spe): Delete. * config/rs6000/spe.md: Delete every pattern that uses TARGET_SPE. * config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3, mulv2sf3, divv2sf3): Delete expanders. 2017-06-07 Segher Boessenkool config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): Delete. 2017-06-07 Segher Boessenkool * config/rs6000/rs6000-protos.h (output_e500_flip_gt_bit): Delete. * config/rs6000/rs6000.c: Ditto. 2017-06-07 Segher Boessenkool * config/rs6000/predicated.md (rs6000_cbranch_operator): Delete. * config/rs6000/rs6000.md: Replace rs6000_cbranch_operator by comparison_operator. 2017-06-07 Segher Boessenkool * config/rs6000/rs6000.c: Remove everything related to -mfloat-gprs. * config/rs6000/rs6000.opt: Ditto. * config/rs6000/t-rtems: Ditto. 2017-06-07 Segher Boessenkool * config/rs6000/predicates.md: Replace TARGET_E500_DOUBLE and TARGET_E500_SINGLE by 0, simplify. * config/rs6000/rs6000.c: Ditto. (rs6000_option_override_internal): Delete CHECK_E500_OPTIONS. (spe_build_register_parallel): Delete. * config/rs6000/rs6000.h: Delete TARGET_E500_SINGLE, TARGET_E500_DOUBLE, and CHECK_E500_OPTIONS. * config/rs6000/rs6000.md: Replace TARGET_E500_DOUBLE, TARGET_E500_SINGLE, and by 0, simplify. (E500_CONVERT): Delete. * config/rs6000/spe.md: Remove many patterns and all define_constants. 2017-06-07 Segher Boessenkool * config/rs6000/darwin.md: Replace TARGET_FPRS by 1 and simplify. * config/rs6000/dfp.md: Ditto. (negdd2, *negdd2_fpr): Merge. (absdd2, *absdd2_fpr): Merge. (negtd2, *negtd2_fpr): Merge. (abstd2, *abstd2_fpr): Merge. * config/rs6000/e500.h: Delete file. * config/rs6000/predicates.md (rs6000_cbranch_operator): Replace TARGET_FPRS by 1 and simplify. * config/rs6000/rs6000-c.c: Ditto. * config/rs6000/rs6000.c: Ditto. Also replace TARGET_SF_SPE and TARGET_DF_SPE by 0. * config/rs6000/rs6000.h: Ditto. Delete TARGET_SF_SPE and TARGET_DF_SPE. * config/rs6000/rs6000.md: Ditto. (floatdidf2, *floatdidf2_fpr): Merge. (move_from_CR_gt_bit): Delete. * config/rs6000/spe.md: Replace TARGET_FPRS by 1 and simplify. (E500_CR_IOR_COMPARE): Delete. (All patterns that require !TARGET_FPRS): Delete. * config/rs6000/vsx.md: Replace TARGET_FPRS by 1 and simplify. 2017-06-07 Bin Cheng * passes.def (pass_iv_canon): Move before pass_loop_distribution. 2017-06-07 Bin Cheng * graphds.c (add_edge): Intitialize edge's attached data. (foll_in_subgraph, dfs_fst_edge, dfs_next_edge): New function pointer parameter. Call pointed function on each edge during graph traversing. Skip traversing the edge when the function returns true. (graphds_dfs, graphds_scc): Ditto. (for_each_edge): New parameter. Pass the new parameter to callback function. * graphds.h (skip_edge_callback): New function pointer type. (graphds_dfs, graphds_scc): New function pointer parameter. (graphds_edge_callback, for_each_edge): New parameter. 2017-06-07 Bin Cheng * tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Factor out code checking if runtime alias check is possible to below ... Call the new function. * tree-data-ref.c (runtime_alias_check_p): ... to new function. * tree-data-ref.h (runtime_alias_check_p): New decalaration. 2017-06-07 Marek Polacek PR sanitizer/80932 * fold-const.c (extract_muldiv_1) : Add TYPE_OVERFLOW_WRAPS check. 2017-06-07 Bin Cheng * tree-vect-loop-manip.c (vect_do_peeling): Don't skip vector loop if versioning is required. * tree-vect-loop.c (vect_analyze_loop_2): Merge niter check for loop peeling with the check for versioning. 2017-06-07 Bin Cheng * tree-vectorizer.h (vect_build_loop_niters): New parameter. * tree-vect-loop-manip.c (vect_build_loop_niters): New parameter. Set true to new parameter if new ssa variable is defined. (vect_gen_vector_loop_niters): Refactor. Set range information for the new vector loop bound variable. (vect_do_peeling): Ditto. 2017-06-07 Bin Cheng * tree-affine.c (ssa.h): Include header file. (tree_to_aff_combination): Handle (T1)(X - CST) when inner type has wrapping overflow behavior. 2017-06-07 Bin Cheng * tree-affine.c (tree_to_aff_combination): Handle (T1)(X + X). 2017-06-07 Bin Cheng (aff_combination_expand): Move (T1)(X *+- CST) simplification to ... (tree_to_aff_combination): ... here. 2017-06-07 Bin Cheng * tree-ssa-loop-ivopts.c (ivopts_estimate_reg_pressure): New reg_pressure model function. (ivopts_global_cost_for_size): Delete. (determine_set_costs, iv_ca_recount_cost): Call new model function ivopts_estimate_reg_pressure. 2017-06-07 Tamar Christina * config/aarch64/aarch64.c (aarch64_rtx_costs): Make sdiv more expensive than udiv. Remove floating point cases from mod. 2017-06-07 Tamar Christina * config/arm/aarch-cost-tables.h (cortexa53_extra_cost): Increase idiv cost. 2017-06-07 Tamar Christina * config/aarch64/aarch64.md (copysignsf3): Fix mask generation. 2017-06-07 Jakub Jelinek * dumpfile.h (enum tree_dump_index): Rename TDI_generic to TDI_gimple. (class dump_manager): Add register_dumps method. * dumpfile.c: Include langhooks.h. (dump_files): Use 0 instead of 3/4/5 for TDI_{original,gimple,nested}. (FIRST_AUTO_NUMBERED_DUMP): Decrease to 1. (FIRST_ME_AUTO_NUMBERED_DUMP): Define. (dump_manager::dump_register): Start with 512 entries instead of 32. (dump_manager::register_dumps): New method. * toplev.c (general_init): Instead of invoking register_dumps langhook, invoke register_dumps method on the dump manager. * gimplify.c (gimplify_function_tree): Use TDI_gimple instead of TDI_generic. 2017-06-07 Richard Sandiford * doc/md.texi: Clarify the restrictions on a define_insn condition. Say that # requires an associated define_split to exist, and that the define_split must be suitable for use after register allocation. 2017-06-06 Jan Hubicka * cfgbuild.c (find_bb_boundaries): Initialize profile of split blocks. (compute_outgoing_frequencies): Also initialize zero counts. (find_many_sub_basic_blocks): Do not produce uninitialized profile around loops; preserve more of profile when nothing changes. 2017-06-06 Jim Wilson * config/aarch64/aarch64-cost-tables.h (qdf24xx_extra_costs): Move to here. * config/arm/aarch-cost-tables.h (qdf24xx_extra_costs): From here. * config/arm/arm-cpu-cdata.h: Regenerate. * config/arm/arm-cpu-data.h, config/arm/arm-cpu.h: Likewise. * config/arm/arm-tables.opt, config/arm/arm-tune.md: Likewise. * config/arm/arm-cpus.in: Delete falkor and qdf24xx entries. * config/arm/arm.c (arm_qdf24xx_tune): Delete. * config/arm/bpabi.h (BE8_LINK_SPEC): Delete falkor and qdf24xx support. * config/arm/t-aprofile (MULTILIB_MATCHES): Delete falkor and qdf24xx support. * config/arm/t-rmprofile: Likewise. * doc/invoke.texi (ARM Options): Drop falkor and qdf24xx support. 2017-06-06 David S. Miller PR target/80968 * config/sparc/sparc.c (sparc_expand_prologue): Emit frame blockage if function uses alloca. 2017-06-06 Maxim Kuvyrkov * tree-ssa-loop-prefetch.c (struct mem_ref_group, struct mem_ref): New "uid" fields to hold pretty-print IDs of group and ref. Memory references are now identified as : instead of using [random] addresses. (dump_mem_details): Simplify, no functional change. (dump_mem_ref): Simplify and make output more concise. Replace couple of fprintf's throughout code with calls to dump_mem_ref. (find_or_create_group): Initialize group uid. (record_ref): Initialize ref uid. Improve debug output. (prune_group_by_reuse, should_issue_prefetch_p,) (should_issue_prefetch_p, schedule_prefetches, issue_prefetch_ref,) (mark_nontemporal_store, determine_loop_nest_reuse): Improve debug output. 2017-06-06 Maxim Kuvyrkov * dbgcnt.def (prefetch): New debug counter. * tree-ssa-loop-prefetch.c (dbgcnt.h): New include. (schedule_prefetches): Stop issueing prefetches if debug counter tripped. 2017-06-06 Tom de Vries * doc/sourcebuild.texi (Testsuites, C Language Testsuites, gcc.c-torture/compile): Remove mention of NO_LABEL_VALUES in fixme. 2017-06-06 Kyrylo Tkachov * config/aarch64/atomics.md (atomic_compare_and_swap expander): Use aarch64_reg_or_zero predicate for operand 4. (aarch64_compare_and_swap define_insn_and_split): Use aarch64_reg_or_zero predicate for operand 3. Add 'Z' constraint. (aarch64_store_exclusive): Likewise for operand 2. 2017-06-06 Thomas Preud'homme * config/arm/arm.c (arm_compute_save_reg_mask): Rename into ... (arm_compute_save_core_reg_mask): This. (thumb1_compute_save_reg_mask): Rename into ... (thumb1_compute_save_core_reg_mask): This. (arm_compute_save_reg0_reg12_mask): Adapt comment. (arm_compute_frame_layout): Likewise. 2017-06-06 Richard Biener PR tree-optimization/80974 * tree-ssa-sccvn.c (set_ssa_val_to): Do not change but only keep or clear leaders SSA info. 2017-06-06 Tom de Vries * config/nvptx/nvptx.c (split_mode_p): New function. (nvptx_declare_function_name, nvptx_print_operand): Use split_mode_p. 2017-06-06 Tom de Vries * config/nvptx/nvptx.c (nvptx_print_operand): Use maybe_split_mode. 2017-06-06 Jan Hubicka PR bootstrap/80978 * tree-cfg.c (execute_fixup_cfg): Fix condition on when to rescale profile. 2017-06-06 Jan Hubicka * shrink-wrap.c (handle_simple_exit): Update profile. (try_shrink_wrapping): Upate profile. 2017-06-06 Jan Hubicka * predict.c (tree_estimate_probability_bb): Add LOCAL_ONLY. (tree_guess_outgoing_edge_probabilities): New. * predict.h (tree_guess_outgoing_edge_probabilities): Declare. * tree-cfg.c (gimple_find_sub_bbs): Propagate profile. 2017-06-06 Jan Hubicka * ipa-split.c (split_function): Initialize return bb profile. 2017-06-06 Jan Hubicka * profile.c (compute_branch_probabilities): Also initialize EXIT_BLOCK profile. 2017-06-06 Richard Biener PR tree-optimization/80928 * tree-vect-loop.c (vect_update_vf_for_slp): Amend dumps. (vect_analyze_loop_operations): Properly guard analysis for pure SLP case. (vect_transform_loop): Likewise. (vect_analyze_loop_2): Also reset SLP type on PHIs. (vect_model_induction_cost): Do not cost for pure SLP. (vectorizable_induction): Pass in SLP node, implement SLP vectorization of induction in inner loop vectorization. * tree-vect-slp.c (vect_create_new_slp_node): Handle PHIs. (vect_get_and_check_slp_defs): Handle vect_induction_def. (vect_build_slp_tree): Likewise. Handle PHIs as terminating the recursion. (vect_analyze_slp_cost_1): Cost induction. (vect_detect_hybrid_slp_stmts): Handle PHIs. (vect_get_slp_vect_defs): Likewise. * tree-vect-stmts.c (vect_analyze_stmt): Handle induction. (vect_transform_stmt): Handle SLP reductions. * tree-vectorizer.h (vectorizable_induction): Adjust. 2017-06-05 Michael Meissner * config/rs6000/rs6000.c (make_resolver_func): Update init_lowered_empty_function call. 2017-06-05 Bernd Edlinger * doc/invoke.texi: Document the -fprofile-abs-path option. * common.opt (fprofile-abs-path): New option. * gcov-io.h (gcov_write_filename): Declare. * gcov-io.c (gcov_write_filename): New function. * coverage.c (coverage_begin_function): Use gcov_write_filename. * profile.c (output_location): Likewise. 2017-06-05 Jan Hubicka * shring-wrap.c: Revert accidental commit. 2017-06-05 Volker Reichelt * doc/invoke.texi (-Wduplicated-branches): Add to warning list. 2017-06-05 Jan Hubicka * cfgexpand.c (expand_gimple_tailcall): Initialize profile of new edge. * ipa-inline.c (want_inline_self_recursive_call_p): Watch for missing profile in callgraph edge. * profile-count.h (apply_probability): If THIS is 0, then result is 0 (apply_scale): Likewise. * tree-inline.c (copy_bb, copy_edges_for_bb, copy_cfg_body): Also scale profile when inlining function with zero profile. (initialize_cfun): Update exit block profile even when it is zero. * tree-ssa-threadupdate.c (clear_counts_path): Handle correctly case when profile is read. 2017-06-05 Michael Meissner * config/rs6000/rs6000.c (toplevel): Include attribs.h. (CLONE_*): New constants to define the processors we can generate code for with the target_clone attribute. (rs6000_clone_map): New array to identify which clone processors the current program is running on. (TARGET_COMPARE_VERSION_PRIORITY): Define to enable the target_clone attribute. (TARGET_GENERATE_VERSION_DISPATCHER_BODY): Likewise. (TARGET_GET_FUNCTION_VERSIONS_DISPATCHER): Likewise. (TARGET_OPTION_FUNCTION_VERSIONS): Likewise. (cpu_expand_builtin): Add support for target_clone attribute. (rs6000_valid_attribute_p): Allow "default" attribute. (get_decl_name): New debug function to simplify printing the current function name in debugging statements. (rs6000_clone_priority): New functions to support the target_clone attribute, and be able to generate code to switch between ISA 2.05 through ISA 3.0 (power6 through power9). (rs6000_compare_version_priority): Likewise. (rs6000_get_function_versions_dispatcher): Likewise. (make_resolver_func): Likewise. (add_condition_to_bb): Likewise. (dispatch_function_versions): Likewise. (rs6000_generate_version_dispatcher_body): Likewise. (rs6000_can_inline_p): Call get_decl_name for debugging usage. (fusion_gpr_load_p): Fix a spacing issue. * doc/extend.texi (Common Function Attributes): Document that the PowerPC supports the target_clone attribute. 2017-06-05 Thomas Preud'homme * config/arm/arm.h: explain F symbol found in description of ARM register allocation in its legend. 2017-06-05 Jan Hubicka * config/mips/frame-header-opt.c: Include profile-count.h. * config/riscv/riscv.c: Include profile-count.h 2017-06-05 Jan Hubicka * tree-ssa-loop-im.c (execute_sm_if_changed): Add FLAG_BBS parameter; update profile. (sm_set_flag_if_changed): Add bbs field. (execute_sm_if_changed_flag_set): Pass BBS. (execute_sm): Update. 2017-06-05 Kyrylo Tkachov * config/aarch64/aarch64-simd.md (aarch64_store_lane0): New pattern. 2017-06-05 Kyrylo Tkachov * config/aarch64/aarch64.md (sub3_compare1_imm): New define_insn. (peephole2): New peephole2 to emit the above. * config/aarch64/predicates.md (aarch64_sub_immediate): New predicate. 2017-06-05 Kyrylo Tkachov * config/aarch64/aarch64.c (define_peephole2 above *sub__): New peephole. 2017-05-23 Jan Hubicka * config/i386/i386.c (make_resolver_func): Update. * Makefile.in: Add profile-count.h and profile-count.o * auto-profile.c (afdo_indirect_call): Update to new API. (afdo_set_bb_count): Update. (afdo_propagate_edge): Update. (afdo_propagate_circuit): Update. (afdo_calculate_branch_prob): Update. (afdo_annotate_cfg): Update. * basic-block.h: Include profile-count.h (struct edge_def): Turn count to profile_count. (struct basic_block_def): Likewie. (REG_BR_PROB_BASE): Move to profile-count.h (RDIV): Move to profile-count.h * bb-reorder.c (max_entry_count): Turn to profile_count. (find_traces): Update. (rotate_loop):Update. (connect_traces):Update. (sanitize_hot_paths):Update. * bt-load.c (migrate_btr_defs): Update. * cfg.c (RDIV): Remove. (init_flow): Use alloc_block. (alloc_block): Uninitialize count. (unchecked_make_edge): Uninitialize count. (check_bb_profile): Update. (dump_edge_info): Update. (dump_bb_info): Update. (update_bb_profile_for_threading): Update. (scale_bbs_frequencies_int): Update. (scale_bbs_frequencies_gcov_type): Update. (scale_bbs_frequencies_profile_count): New. * cfg.h (update_bb_profile_for_threading): Update. (scale_bbs_frequencies_profile_count): Declare. * cfgbuild.c (compute_outgoing_frequencies): Update. (find_many_sub_basic_blocks): Update. * cfgcleanup.c (try_forward_edges): Update. (try_crossjump_to_edge): Update. * cfgexpand.c (expand_gimple_tailcall): Update. (construct_exit_block): Update. * cfghooks.c (verify_flow_info): Update. (dump_bb_for_graph): Update. (split_edge): Update. (make_forwarder_block): Update. (duplicate_block): Update. (account_profile_record): Update. * cfgloop.c (find_subloop_latch_edge_by_profile): Update. (get_estimated_loop_iterations): Update. * cfgloopanal.c (expected_loop_iterations_unbounded): Update. (single_likely_exit): Update. * cfgloopmanip.c (scale_loop_profile): Update. (loopify): Update. (set_zero_probability): Update. (lv_adjust_loop_entry_edge): Update. * cfgrtl.c (force_nonfallthru_and_redirect): Update. (purge_dead_edges): Update. (rtl_account_profile_record): Update. * cgraph.c (cgraph_node::create): Uninitialize count. (symbol_table::create_edge): Uninitialize count. (cgraph_update_edges_for_call_stmt_node): Update. (cgraph_edge::dump_edge_flags): Update. (cgraph_node::dump): Update. (cgraph_edge::maybe_hot_p): Update. * cgraph.h: Include profile-count.h (create_clone), create_edge, create_indirect_edge): Update. (cgraph_node): Turn count to profile_count. (cgraph_edge0: Likewise. (make_speculative, clone): Update. (create_edge): Update. (init_lowered_empty_function): Update. * cgraphclones.c (cgraph_edge::clone): Update. (duplicate_thunk_for_node): Update. (cgraph_node::create_clone): Update. * cgraphunit.c (cgraph_node::analyze): Update. (cgraph_node::expand_thunk): Update. * final.c (dump_basic_block_info): Update. * gimple-streamer-in.c (input_bb): Update. * gimple-streamer-out.c (output_bb): Update. * graphite.c (print_global_statistics): Update. (print_graphite_scop_statistics): Update. * hsa-brig.c: Include basic-block.h. * hsa-dump.c: Include basic-block.h. * hsa-gen.c (T sum_slice): Update. (convert_switch_statements):Update. * hsa-regalloc.c: Include basic-block.h. * ipa-chkp.c (chkp_produce_thunks): Update. * ipa-cp.c (struct caller_statistics): Update. (init_caller_stats): Update. (gather_caller_stats): Update. (ipcp_cloning_candidate_p): Update. (good_cloning_opportunity_p): Update. (get_info_about_necessary_edges): Update. (dump_profile_updates): Update. (update_profiling_info): Update. (update_specialized_profile): Update. (perhaps_add_new_callers): Update. (decide_about_value): Update. (ipa_cp_c_finalize): Update. * ipa-devirt.c (struct odr_type_warn_count): Update. (struct decl_warn_count): Update. (struct final_warning_record): Update. (possible_polymorphic_call_targets): Update. (ipa_devirt): Update. * ipa-fnsummary.c (redirect_to_unreachable): Update. * ipa-icf.c (sem_function::merge): Update. * ipa-inline-analysis.c (do_estimate_edge_time): Update. * ipa-inline.c (compute_uninlined_call_time): Update. (compute_inlined_call_time): Update. (want_inline_small_function_p): Update. (want_inline_self_recursive_call_p): Update. (edge_badness): Update. (lookup_recursive_calls): Update. (recursive_inlining): Update. (inline_small_functions): Update. (dump_overall_stats): Update. (dump_inline_stats): Update. * ipa-profile.c (ipa_profile_generate_summary): Update. (ipa_propagate_frequency): Update. (ipa_profile): Update. * ipa-prop.c (ipa_make_edge_direct_to_target): Update. * ipa-utils.c (ipa_merge_profiles): Update. * loop-doloop.c (doloop_modify): Update. * loop-unroll.c (report_unroll): Update. (unroll_loop_runtime_iterations): Update. * lto-cgraph.c (lto_output_edge): Update. (lto_output_node): Update. (input_node): Update. (input_edge): Update. (merge_profile_summaries): Update. * lto-streamer-in.c (input_cfg): Update. * lto-streamer-out.c (output_cfg): Update. * mcf.c (create_fixup_graph): Update. (adjust_cfg_counts): Update. (sum_edge_counts): Update. * modulo-sched.c (sms_schedule): Update. * postreload-gcse.c (eliminate_partially_redundant_load): Update. * predict.c (maybe_hot_count_p): Update. (probably_never_executed): Update. (dump_prediction): Update. (combine_predictions_for_bb): Update. (propagate_freq): Update. (handle_missing_profiles): Update. (counts_to_freqs): Update. (rebuild_frequencies): Update. (force_edge_cold): Update. * predict.h: Include profile-count.h (maybe_hot_count_p, counts_to_freqs): UPdate. * print-rtl-function.c: Do not include cfg.h * print-rtl.c: Include basic-block.h * profile-count.c: New file. * profile-count.h: New file. * profile.c (is_edge_inconsistent): Update. (correct_negative_edge_counts): Update. (is_inconsistent): Update. (set_bb_counts): Update. (read_profile_edge_counts): Update. (compute_frequency_overlap): Update. (compute_branch_probabilities): Update; Initialize and deinitialize gcov_count tables. (branch_prob): Update. * profile.h (bb_gcov_counts, edge_gcov_counts): New. (edge_gcov_count): New. (bb_gcov_count): New. * shrink-wrap.c (try_shrink_wrapping): Update. * tracer.c (better_p): Update. * trans-mem.c (expand_transaction): Update. (ipa_tm_insert_irr_call): Update. (ipa_tm_insert_gettmclone_call): Update. * tree-call-cdce.c: Update. * tree-cfg.c (gimple_duplicate_sese_region): Update. (gimple_duplicate_sese_tail): Update. (gimple_account_profile_record): Update. (execute_fixup_cfg): Update. * tree-inline.c (copy_bb): Update. (copy_edges_for_bb): Update. (initialize_cfun): Update. (freqs_to_counts): Update. (copy_cfg_body): Update. (expand_call_inline): Update. * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update. * tree-ssa-loop-ivcanon.c (unloop_loops): Update. (try_unroll_loop_completely): Update. (try_peel_loop): Update. * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update. * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Update. * tree-ssa-loop-split.c (connect_loops): Update. * tree-ssa-loop-unswitch.c (hoist_guard): Update. * tree-ssa-reassoc.c (branch_fixup): Update. * tree-ssa-tail-merge.c (replace_block_by): Update. * tree-ssa-threadupdate.c (create_block_for_threading): Update. (compute_path_counts): Update. (update_profile): Update. (recompute_probabilities): Update. (update_joiner_offpath_counts): Update. (estimated_freqs_path): Update. (freqs_to_counts_path): Update. (clear_counts_path): Update. (ssa_fix_duplicate_block_edges): Update. (duplicate_thread_path): Update. * tree-switch-conversion.c (case_bit_test_cmp): Update. (struct switch_conv_info): Update. * tree-tailcall.c (decrease_profile): Update. * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update. * tree-vect-loop.c (scale_profile_for_vect_loop): Update. * value-prof.c (check_counter): Update. (gimple_divmod_fixed_value): Update. (gimple_mod_pow2): Update. (gimple_mod_subtract): Update. (gimple_ic_transform): Update. (gimple_stringop_fixed_value): Update. * value-prof.h (gimple_ic): Update. 2017-06-02 Carl Love * config/rs6000/rs6000-c: Add support for built-in functions vector double vec_doublee (vector signed int); vector double vec_doublee (vector unsigned int); vector double vec_doublee (vector float); vector double vec_doubleh (vector signed int); vector double vec_doubleh (vector unsigned int); vector double vec_doubleh (vector float); vector double vec_doublel (vector signed int); vector double vec_doublel (vector unsigned int); vector double vec_doublel (vector float); vector double vec_doubleo (vector signed int); vector double vec_doubleo (vector unsigned int); vector double vec_doubleo (vector float);. * config/rs6000/rs6000-builtin.def: Add definitions for DOUBLEE, DOUBLEO, DOUBLEH, DOUBLEL, UNS_DOUBLEO, UNS_DOUBLEE, UNS_DOUBLEH, UNS_DOUBLEL. * config/rs6000/altivec.md: Add code generator for doublee2, unsdoubleev4si2, doubleo2, unsdoubleov4si2, doubleh2, unsdoublehv4si2, doublel2, unsdoublelv4si2, add mode attribute VS_sxwsp. * config/rs6000/altivec.h: Add define for vec_doublee, vec_doubleo, vec_doublel, vec_doubleh. * doc/extend.texi: Update the built-in documentation file for the new built-in functions. 2017-06-02 David Malcolm PR jit/80954 * ipa-inline-analysis.c (free_growth_caches): Set edge_removal_hook_holder to NULL after removing it. 2017-06-02 Sudakshina Das * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_SWP for comparision with zero. 2017-06-02 Will Schmidt * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for early expansion of vec_min and vec_max builtins. (builtin_function_type): Add min/max unsigned variants to those identified as having unsigned arguments. 2017-06-02 Olivier Hainque * config/vx-common.h (DWARF_UNWIND_INFO): Switch #define to 1. 2017-06-02 Kyrylo Tkachov * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane): Use VALL_F16 iterator rather than VALL. 2017-06-02 Kyrylo Tkachov * config/aarch64/aarch64.c (aarch64_split_compare_and_swap): Emit CBNZ inside loop when doing a strong exchange and comparing against zero. Generate the CC flags after the loop. 2017-06-02 David Edelsohn * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE_STR): New. (dl_section_ref): New. (dwarf2out_finish): Copy debug_line_section_label to dl_section_ref. On AIX, append an expression to subtract the size of the section length to dl_section_ref. 2017-06-02 Will Schmidt * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for early expansion of vector absolute builtins. 2017-06-02 Richard Biener * tree-vect-slp.c (vect_detect_hybrid_slp_2): Match up what we consider a relevant use stmt with vect_detect_hybrid_slp_stmts. 2017-06-02 Richard Biener PR tree-optimization/80948 * tree-tailcall.c (find_tail_calls): Track stmts to move in stmt order as well. 2017-06-02 Richard Biener * tree-vect-loop.c (vect_analyze_loop_operations): Not relevant PHIs are ok. * tree-vect-stmts.c (process_use): Do not mark backedge defs for inductions as relevant. 2017-06-02 Richard Biener * tree-vect-loop.c (get_initial_def_for_induction): Inline into ... (vectorizable_induction): ... this. Remove dead code. 2017-06-02 Eric Botcazou * builtins. (expand_builtin_alloca): Remove second parameter and infer its value from the first parameter instead. (expand_builtin) : Adjust call to above. 2017-06-02 Jakub Jelinek PR rtl-optimization/80903 * loop-doloop.c (add_test): Unshare sequence. 2017-06-02 Bernd Edlinger * doc/invoke.texi: Document the -Wsizeof-pointer-div warning. 2017-06-01 Bernd Edlinger * config/i386/i386.c (x86_64_ms_sysv_extra_clobbered_registers): Make static. (xlogue_layout::get_stack_space_used, xlogue_layout::s_instances, xlogue_layout::get_instance, logue_layout::xlogue_layout, sp_valid_at, fp_valid_at, choose_basereg): Formatting. (xlogue_layout::get_stub_rtx): Make static. (xlogue_layout::get_stub_name): Avoid const-cast, make static. (xlogue_layout::compute_stub_managed_regs): Rename to... (xlogue_layout::count_stub_managed_regs): ...this. (xlogue_layout::is_stub_managed_reg): New function. (xlogue_layout::m_stub_names): Rename to... (xlogue_layout::s_stub_names): ...this, make static. (xlogue_layout::STUB_INDEX_OFFSET, xlogue_layout::MIN_REGS, xlogue_layout::MAX_REGS, xlogue_layout::MAX_EXTRA_REGS, xlogue_layout::VARIANT_COUNT, xlogue_layout::STUB_NAME_MAX_LEN, xlogue_layout::s_stub_names): Instantiate statics. (stub_managed_regs): Remove. (ix86_save_reg): Use xlogue_layout::compute_stub_managed_regs. (disable_call_ms2sysv_xlogues): Rename to... (warn_once_call_ms2sysv_xlogues): ...this, and warn only once. (ix86_initial_elimination_offset, ix86_expand_call): Fix call_ms2sysv warning logic. (ix86_static_chain): Make sure that ix86_static_chain_on_stack can't change after reload_completed. (ix86_can_use_return_insn_p): Use the ix86_frame data structure directly. (ix86_expand_prologue): Likewise. (ix86_expand_epilogue): Likewise. (ix86_expand_split_stack_prologue): Likewise. (ix86_compute_frame_layout): Remove frame parameter ... (TARGET_COMPUTE_FRAME_LAYOUT): ... and export it as a target hook. (ix86_finalize_stack_realign_flags): Call ix86_compute_frame_layout only if necessary. (ix86_init_machine_status): Don't set use_fast_prologue_epilogue_nregs. (ix86_frame): Move from here ... * config/i386/i386.h (ix86_frame): ... to here. (machine_function): Remove use_fast_prologue_epilogue_nregs, cache the complete ix86_frame data structure instead. Remove some_ld_name. 2017-06-01 Pierre-Marie de Rodat * dwarf2out.c (dwarf2out_late_global_decl): Add locations for symbols that hold a DECL_VALUE_EXPR. 2017-06-01 Martin Jambor PR tree-optimization/80898 * tree-sra.c (process_subtree_disqualification): Removed. (disqualify_candidate): Do not acll process_subtree_disqualification. (subtree_mark_written_and_enqueue): New function. (propagate_all_subaccesses): Set grp_write of LHS subtree if the RHS has been disqualified and re-queue LHS if necessary. Apart from that, ignore disqualified RHS. 2017-06-01 Andreas Krebbel * config/s390/s390.c (s390_emit_epilogue): Disable early return address fetch for z10 or later. 2017-06-01 Claudiu Zissulescu * config/arc/arc.md (tst_movb): Add guard when splitting. 2017-06-01 Claudiu Zissulescu * config/arc/arc.c (arc_can_eliminate): Test against arc_frame_pointer_needed. 2017-06-01 Claudiu Zissulescu * config/arc/arc.c (arc_expand_prologue): Emit a special barrier to prevent store reordering. * config/arc/arc.md (UNSPEC_ARC_STKTIE): Define. (type): Add block type. (stack_tie): Define special instruction to be used in expand_prologue. 2017-06-01 Claudiu Zissulescu * config/arc/arc.md (commutative_binary_comparison): Remove 'I' constraint. It is not valid for the pattern. (noncommutative_binary_comparison): Likewise. 2017-06-01 Claudiu Zissulescu * config/arc/simdext.md (movv2hi_insn): Change predicate to avoid scaled addresses. 2017-06-01 Claudiu Zissulescu * config/arc/arc.c (arc_conditional_register_usage): Allow r30 to be used by the reg-alloc. 2017-06-01 Claudiu Zissulescu * config/arc/arc.md (mulsi3): Avoid use of hard registers before reg-alloc when having mul64 or mul32x16 instructions. (mulsidi3): Likewise. (umulsidi3): Likewise. (mulsi32x16): New pattern. (mulsi64): Likewise. (mulsidi64): Likewise. (umulsidi64): Likewise. (MUL32x16_REG): Define. (mul64_600): Use MUL32x16_REG. (mac64_600): Likewise. (umul64_600): Likewise. (umac64_600): Likewise. 2017-06-01 Claudiu Zissulescu * config/arc/arc.md (mulsi3_700): Make it commutative. 2017-06-01 Jose E. Marchesi * config/sparc/sparc.md (*zero_extendsidi2_insn_sp64): Set insn type for movstouw. (*sign_extendsidi2_insn): Likewise for movstosw. 2017-06-01 Pierre-Marie de Rodat * dwarf2out.c (get_discr_value): Call the get_debug_type hook on the type of the input discriminant value. Convert the discriminant value of signedness vary. 2017-06-01 Volker Reichelt * doc/invoke.texi (-Wcatch-value): Document new shortcut. Add to -Wall section. 2017-06-01 Richard Biener PR middle-end/66313 * fold-const.c (fold_plusminus_mult_expr): If the factored factor may be zero use a wrapping type for the inner operation. * tree-tailcall.c (independent_of_stmt_p): Pass in to_move bitmap and handle moved defs. (process_assignment): Properly guard the unary op case. Return a tri-state indicating that moving the stmt before the call may allow to continue. Pass through to_move. (find_tail_calls): Handle moving unrelated defs before the call. 2017-05-31 Segher Boessenkool PR target/80618 * config/rs6000/vector.md (*vector_uneq): Write the nor in the splitter result in the canonical way. 2017-05-31 Uros Bizjak * config/i386/i386.md (*zero_extendsidi2): Enable alternative (?r, *Yj) also for 32bit target. Update insn attributes. (zero-extendsidi2 splitter): Allow all registers for operand 1. 2017-05-31 Sebastian Peryt * config/i386/avx512fintrin.h (_mm_mask_max_sd) (_mm_maskz_max_sd, _mm_mask_max_ss, _mm_maskz_max_ss) (_mm_mask_min_sd, _mm_maskz_min_sd, _mm_mask_min_ss) (_mm_maskz_min_ss): New intrinsics. 2017-05-31 Martin Liska * tree-vect-loop.c (vect_create_epilog_for_reduction): Change comment style to one we normally use. (vectorizable_reduction): Likewise. (vectorizable_induction): Likewise. * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise. (vectorizable_call): Likewise. (vectorizable_simd_clone_call): Likewise. (vectorizable_conversion): Likewise. (vectorizable_assignment): Likewise. (vectorizable_shift): Likewise. (vectorizable_operation): Likewise. (vectorizable_store): Likewise. (vectorizable_load): Likewise. * tree-vectorizer.h: Likewise. 2017-05-31 Alexander Monakov * passes.c (emergency_dump_function): New. * tree-pass.h (emergency_dump_function): Declare. * plugin.c (plugins_internal_error_function): Remove. * plugin.h (plugins_internal_error_function): Remove declaration. * toplev.c (internal_error_function): New static function. Use it... (general_init): ...here. 2017-05-31 Graham Markall * config/arc/arc.c (arc_print_operand): Handle constant operands. (arc_rtx_costs): Add costs for new patterns. * config/arc/arc.md: Additional *add_n and *sub_n patterns. * config/arc/predicates.md: Add _1_2_3_operand predicate. 2017-05-31 Richard Sandiford * tree-ssa-strlen.c (get_next_strinfo): New function. (get_stridx_plus_constant): Use it. (zero_length_string): Likewise. (adjust_related_strinfos): Likewise. (adjust_last_stmt): Likewise. 2017-05-31 Richard Biener PR target/80880 * config/i386/i386.c (ix86_expand_builtin): Remove assert for arg being an SSA name when expanding IX86_BUILTIN_BNDRET. 2017-05-31 Richard Sandiford * tree-vect-data-refs.c (vect_find_same_alignment_drs): Remove loop_vinfo argument and use of dependence distance vectors. Check instead whether the two references differ only in their initial value and assume that they have the same alignment if the difference is a multiple of the vector alignment. (vect_analyze_data_refs_alignment): Update call accordingly. 2017-05-31 Martin Liska PR target/79155 * config/i386/cpuid.h: Fix typo in a comment in cpuid.h. 2017-05-31 Bin Cheng * tree-vect-loop-manip.c (create_intersect_range_checks_index) (create_intersect_range_checks): Move from ... * tree-data-ref.c (create_intersect_range_checks_index) (create_intersect_range_checks): ... to here. (create_runtime_alias_checks): New function factored from ... * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): ... here. Call above function. * tree-data-ref.h (create_runtime_alias_checks): New function. 2017-05-31 Bin Cheng * tree-data-ref.c (prune_runtime_alias_test_list): Relax minimal segment length for dr_b and compute it in wide_int. 2017-05-31 Richard Biener PR tree-optimization/80906 * graphite-isl-ast-to-gimple.c (copy_loop_close_phi_nodes): Get and pass through iv_map. (copy_bb_and_scalar_dependences): Adjust. (translate_pending_phi_nodes): Likewise. (copy_loop_close_phi_args): Handle code-generating IVs instead of ICEing. 2017-05-30 David Malcolm * diagnostic-color.c (color_dict): Add "type-diff". (parse_gcc_colors): Update comment. * doc/invoke.texi (Diagnostic Message Formatting Options): Add -fdiagnostics-show-template-tree and -fno-elide-type. (GCC_COLORS): Add type-diff to example. (type-diff=): New. (-fdiagnostics-show-template-tree): New. (-fno-elide-type): New. * pretty-print.c (pp_format): Pass quote and formatters[argno] to the pp_format_decoder callback. Call any m_format_postprocessor's "handle" method. (pretty_printer::pretty_printer): Initialize m_format_postprocessor. (pretty_printer::~pretty_printer): Delete any m_format_postprocessor. * pretty-print.h (printer_fn): Add bool and const char ** parameters. (class format_postprocessor): New class. (struct pretty_printer::format_decoder): Document the new parameters. (struct pretty_printer::m_format_postprocessor): New field. * tree-diagnostic.c (default_tree_printer): Update for new bool and const char ** params. * tree-diagnostic.h (default_tree_printer): Likewise. 2017-05-30 Segher Boessenkool * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): Delete. (lwa_operand): Delete rs6000_gen_cell_microcode test. * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete rs6000_gen_cell_microcode code. (rs6000_final_prescan_insn): Delete. (rs6000_opt_vars): Delete the "gen-cell-microcode" and "warn-cell-microcode" entries. * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Delete. * config/rs6000/rs6000.md: Delete rs6000_gen_cell_microcode tests throughout. Change cc_reg_not_micro_cr0_operand to cc_reg_not_cr0_operand throughout. (*extendhi2_noload): Delete. * config/rs6000/rs6000.opt (mgen-cell-microcode): Replace by stub. (mwarn-cell-microcode): Delete. * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mgen-cell-microcode and -mwarn-cell-microcode. 2017-05-30 Uros Bizjak PR target/80833 * config/i386/constraints.md (Yd): New constraint. (Ye): Ditto. * config/i386/i386.md (*movti_internal): Add (?r, Ye) and (?Yd, r) alternatives. Update insn attributes. * config/i386/i386.md (*movti_internal): Add (?r, *Ye) and (?*Yd, r) alternatives. Update insn attributes. (double-mode inter-unit splitters): Add new GR<->XMM splitters. 2017-05-30 Pierre-Marie de Rodat * gimplify.c (gimplify_modify_expr): Don't create a DECL_DEBUG_EXPR link if *FROM_P does not belong to the current function. 2017-05-30 Wilco Dijkstra * config/arm/arm-builtins.c (arm_expand_builtin): Remove const. 2017-05-30 Richard Biener * tree-vectorizer.h (struct _stmt_vec_info): Add reduc_type and reduc_def fields. (STMT_VINFO_REDUC_TYPE): New define. (STMT_VINFO_REDUC_DEF): Likewise. (vect_force_simple_reduction): Adjust prototype. * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Adjust. (vect_is_simple_reduction): Remove check_reduction argument. (vect_force_simple_reduction): Adjust and set STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF. (vectorizable_reduction): Do not re-do reduction analysis but use STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF. * tree-parloops.c (gather_scalar_reductions): Adjust. 2017-05-30 Richard Biener PR middle-end/80901 * cfgexpand.c (expand_gimple_cond): Match up loop fixup with split_edge code. 2017-05-24 Robin Dapp * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs): Introduce unknown_misalignment parameter and remove vf. (vect_peeling_hash_get_lowest_cost): Pass unknown_misalignment parameter. (vect_enhance_data_refs_alignment): Fix unsupportable data ref treatment. 2017-05-30 Robin Dapp * tree-vect-data-refs.c (vect_get_data_access_cost): Workaround for SLP handling. (vect_enhance_data_refs_alignment): Compute costs for doing no peeling at all, compare to the best peeling costs so far and avoid peeling if cheaper. 2017-05-30 Robin Dapp * tree-vect-data-refs.c (vect_peeling_hash_choose_best_peeling): Return peeling info and set costs to zero for unlimited cost model. (vect_enhance_data_refs_alignment): Also inspect all datarefs with unknown misalignment. Compute and costs for unknown misalignment, compare them to the costs for known misalignment and choose the cheapest for peeling. 2017-05-30 Robin Dapp * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Rename. (vect_get_peeling_costs_all_drs): Create function. (vect_peeling_hash_get_lowest_cost): Use vect_get_peeling_costs_all_drs. (vect_peeling_supportable): Create function. (vect_enhance_data_refs_alignment): Use vect_peeling_supportable. 2017-05-30 Robin Dapp * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Create DR_HAS_NEGATIVE_STEP. (vect_update_misalignment_for_peel): Define DR_MISALIGNMENT. (vect_enhance_data_refs_alignment): Use. (vect_duplicate_ssa_name_ptr_info): Use. * tree-vectorizer.h (dr_misalignment): Use. (known_alignment_for_access_p): Use. 2017-05-30 Jozef Lawrynowicz PR target/78838 * config/msp430/msp430.c (gen_prefix): Return NULL when section name is .lowtext. (has_section_name): New function. 2017-05-30 Martin Liska PR other/80909 * auto-profile.c (get_function_decl_from_block): Fix parenthesis. 2017-05-30 Richard Biener PR middle-end/80876 * cfgexpand.c (expand_gimple_cond): Fixup preserving loops again. 2017-05-30 Martin Liska * dumpfile.c: Use newly added macro DUMP_FILE_INFO. * dumpfile.h (struct dump_file_info): Remove ctors. 2017-05-30 Martin Liska * predict.def: Fix GNU coding style. 2017-05-29 Max Filippov * config/xtensa/xtensa.c (xtensa_initial_elimination_offset): Mark 'to' argument with ATTRIBUTE_UNUSED. 2017-05-29 Max Filippov * config/xtensa/xtensa.c (xtensa_emit_call): Use HOST_WIDE_INT_PRINT_HEX instead of 0x%lx format string. (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of %ld format string. 2017-05-29 Eric Botcazou * doc/install.texi (Options specification): Restore entry of --enable-sjlj-exceptions. 2017-05-27 Michael Eager Revert: 2016-01-21 Ajit Agarwal See https://gcc.gnu.org/ml/gcc/2017-05/msg00221.html. * config/microblaze/microblaze.h (FIXED_REGISTERS): Update in macro. (CALL_USED_REGISTERS): Update in macro. 2017-05-27 François-Xavier Coudett * doc/install.texi: Add links to macOS binary distributions. 2017-05-27 Jakub Jelinek PR bootstrap/80887 Revert: 2017-05-25 Marc Glisse * match.pd ((A +- CST1) +- CST2): Allow some conversions. 2017-05-26 Martin Liska * dumpfile.h (enum dump_kind): Renumber TDF_* flags to be contiguous. 2017-05-26 Martin Liska * cfg.c (check_bb_profile): Do not use TDF_COMMENT and print always leading ';; '. (dump_bb_info): Likewise. (brief_dump_cfg): Likewise. * cfgrtl.c (print_rtl_with_bb): Do not use TDF_COMMENT. * dumpfile.c: Remove usage of TDF_VERBOSE. * dumpfile.h (enum dump_kind): Likewise. (dump_gimple_bb_header): Do not use TDF_COMMENT. * print-tree.c (debug_verbose): Remove. * tree-cfg.c (gimple_dump_cfg): Do not use TDF_COMMENT. (dump_function_to_file): Remove dumps guarded with TDF_VERBOSE. * tree-diagnostic.c (default_tree_printer): Replace TDF_DIAGNOSTIC with TDF_SLIM. 2017-05-26 Bin Cheng * tree-vect-loop-manip.c (create_intersect_range_checks_index): Pass in parameter loop, rather than loop_vinfo. (create_intersect_range_checks): Ditto. (vect_create_cond_for_alias_checks): Update call to above functions. 2017-05-26 Bin Cheng PR tree-optimization/80815 * tree-data-ref.c (prune_runtime_alias_test_list): Simplify condition for merging runtime alias checks. Handle negative DR_STEPs. 2017-05-26 Bin Cheng * tree-vect-data-refs.c (Operator==, comp_dr_with_seg_len_pair): Move from ... * tree-data-ref.c (Operator==, comp_dr_with_seg_len_pair): To here. * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Factor out code pruning runtime alias checks. * tree-data-ref.c (prune_runtime_alias_test_list): New function factored out from above. * tree-vectorizer.h (struct dr_with_seg_len, dr_with_seg_len_pair_t): Move from ... * tree-data-ref.h (struct dr_with_seg_len, dr_with_seg_len_pair_t): ... to here. (prune_runtime_alias_test_list): New decalaration. 2017-05-26 Bin Cheng * tree-vect-data-refs.c (compare_tree): Rename and move ... * tree-data-ref.c (data_ref_compare_tree): ... to here. * tree-data-ref.h (data_ref_compare_tree): New decalaration. * tree-vect-data-refs.c (dr_group_sort_cmp): Update uses. (operator==, comp_dr_with_seg_len_pair): Ditto. (vect_prune_runtime_alias_test_list): Ditto. 2017-05-26 Martin Liska PR ipa/80663 * params.def: Bound partial-inlining-entry-probability param. 2017-05-26 Marek Polacek PR sanitizer/80875 * fold-const.c (fold_binary_loc) : Check if OP1 can be negated. 2017-05-26 Richard Biener PR tree-optimization/80842 * tree-ssa-ccp.c (set_lattice_value): Always meet with the old value. 2017-05-26 Richard Biener PR tree-optimization/80844 * tree-vectorizer.c (adjust_simduid_builtins): Propagate results. 2017-05-25 Sebastian Peryt * doc/md.texi (Machine Constraints): Update x86 family machine constraints section to match 'config/i386/constraints.md'. 2017-05-25 Volker Reichelt * doc/invoke.texi (-Wcatch-value=): Document new warning option. 2017-05-25 Nathan Sidwell * doc/invoke.texi (--enable-languages): Update documentation. 2017-05-25 Martin Liska * dumpfile.c: Add TDF_FOLDING. * dumpfile.h (enum dump_kind): Likewise. * genmatch.c (dt_simplify::gen_1): Use it. 2017-05-25 Marc Glisse * match.pd (view_convert (convert@0 @1)): Handle zero-extension. 2017-05-25 Marc Glisse * match.pd ((A +- CST1) +- CST2): Allow some conversions. * tree.c (drop_tree_overflow): Handle COMPLEX_CST and VECTOR_CST. 2017-05-25 Marc Glisse * fold-const.c (fold_binary_loc) [(A & C) == D]: Remove transformation. * match.pd (X == C): Rewrite it here. (with_possible_nonzero_bits, with_possible_nonzero_bits2, with_certain_nonzero_bits2): New predicates. * tree-ssanames.c (get_nonzero_bits): Handle INTEGER_CST. 2017-05-24 Nathan Sidwell * lto-streamer-in.c (lto_input_data_block): Adjust T const cast to avoid warning. * auto-profile.c (afdo_propagate): Adjust T const cast to avoid warning. 2017-05-24 Segher Boessenkool * config/powerpcspe: New port. Files are copied from the rs6000 port, with "rs6000" in filenames replaced by "powerpcspe". 2017-05-24 Wilco Dijkstra PR rtl-optimization/80754 * lra-remat.c (do_remat): Add overlap checks for dst_regno. 2017-05-24 Sheldon Lobo * config/sparc/sparc.md (length): Return the correct value for -mflat sibcalls to match output_sibcall. 2017-05-24 Segher Boessenkool PR bootstrap/80860 PR bootstrap/80843 * config/rs6000/rs6000.c (struct machine_function): Add new field n_components. (rs6000_get_separate_components): Init that field, use it. (rs6000_components_for_bb): Use the field. 2017-05-24 Thomas Preud'homme * config/arm/arm.c (arm_expand_prologue): Fix typo in comment. 2017-05-24 Peter Bergner PR middle-end/80823 * tree-cfg.c (group_case_labels_stmt): Delete increment of "i"; 2017-05-24 Andreas Krebbel PR target/80725 * config/s390/s390.c (s390_check_qrst_address): Check incoming address against address_operand predicate. * config/s390/s390.md ("*indirect_jump"): Swap alternatives. 2017-05-24 Eric Botcazou * var-tracking.c (track_expr_p): Do not return 0 for tracked record parameters passed indirectly. 2017-05-23 Uros Bizjak * config/i386/i386.md (*movdi_internal): Remove SSE4 alternative 18 (?r, *v). Update insn attributes. (*movsi_internal): Remove SSE4 alternative 13 (?r, *v). Update insn attributes. (*zero_extendsidi2): Remove SSE4 alternative (?r, *x). Update insn attributes. * config/i386/sse.md (vec_extract_0): Remove SSE4 alternative 1 (r, v). Remove isa attribute. * config/i386/i386.c (dimode_scalar_chain::make_vector_copies): Always move value through stack for !TARGET_INTER_UNIT_MOVES_TO_VEC and !TARGET_INTER_UNIT_MOVES_TO_VEC targets. 2017-05-23 Tom de Vries * doc/sourcebuild.texi (Directives, Verify compiler message): Document dg-line directive. 2017-05-23 Jan Hubicka * cgraphunit.c (symbol_table::process_new_functions): Update. * ipa-fnsummary.c (pass_data_inline_parameters): Remove. (inline_generate_summary): Rename to ... (ipa_fn_summary_generate): ... this one. (inline_read_summary): Rename to ... (ipa_fn_summary_read): ... this one. (inline_write_summary): Rename to ... (ipa_fn_summary_write): ... this one. (inline_free_summary): Rename to ... (ipa_free_fn_summary): ... this one. (pass_data_local_fn_summary, pass_local_fn_summary, make_pass_local_fn_summary, pass_data_ipa_free_fn_summary, pass_ipa_free_fn_summary, make_pass_ipa_free_fn_summary, pass_data_ipa_fn_summary, pass_ipa_fn_summary, make_pass_ipa_fn_summary): New. * ipa-fnsummary.h (inline_generate_summary, inline_read_summary, inline_write_summary, inline_free_summary): Remove. (ipa_free_fn_summary) : New. * ipa-inline.c (ipa_inline): Update. (pass_ipa_inline): Do not generate summaries. * ipa.c (pass_data_ipa_free_fn_summary, pass_ipa_free_fn_summary): Remove. * passes.def: Replace pass_inline_parameters by pass_local_fn_summary and add pass_ipa_fn_summary. * tree-pass.h (make_pass_ipa_fn_summary, make_pass_local_fn_summary): New. (make_pass_inline_parameters): Remove. 2017-05-23 Thomas Schwinge * omp-low.c (struct omp_context): Remove "default_kind" member. Adjust all users. * omp-offload.c (execute_oacc_device_lower): Remove the parallelism dimensions function attributes for unparallelized OpenACC kernels constructs. 2017-05-23 Martin Liska * cgraph.c (cgraph_node::get_create): Use symtab_node::dump_{asm_,}name functions. (cgraph_edge::make_speculative): Likewise. (cgraph_edge::resolve_speculation): Likewise. (cgraph_edge::redirect_call_stmt_to_callee): Likewise. (cgraph_node::dump): Likewise. * cgraph.h: Likewise. * cgraphunit.c (analyze_functions): Likewise. (symbol_table::compile): Likewise. * ipa-cp.c (print_all_lattices): Likewise. (determine_versionability): Likewise. (initialize_node_lattices): Likewise. (ipcp_verify_propagated_values): Likewise. (estimate_local_effects): Likewise. (update_profiling_info): Likewise. (create_specialized_node): Likewise. (perhaps_add_new_callers): Likewise. (decide_about_value): Likewise. (decide_whether_version_node): Likewise. (identify_dead_nodes): Likewise. (ipcp_store_bits_results): Likewise. * ipa-devirt.c (dump_targets): Likewise. (ipa_devirt): Likewise. * ipa-icf.c (sem_item::dump): Likewise. (sem_function::equals): Likewise. (sem_variable::equals): Likewise. (sem_item_optimizer::read_section): Likewise. (sem_item_optimizer::execute): Likewise. (congruence_class::dump): Likewise. * ipa-inline-analysis.c (dump_ipa_call_summary): Likewise. (dump_inline_summary): Likewise. (estimate_node_size_and_time): Likewise. (inline_analyze_function): Likewise. * ipa-inline-transform.c (inline_call): Likewise. * ipa-inline.c (report_inline_failed_reason): Likewise. (want_early_inline_function_p): Likewise. (edge_badness): Likewise. (update_edge_key): Likewise. (inline_small_functions): Likewise. * ipa-profile.c (ipa_profile): Likewise. * ipa-prop.c (ipa_print_node_jump_functions): Likewise. (ipa_make_edge_direct_to_target): Likewise. (remove_described_reference): Likewise. (ipa_impossible_devirt_target): Likewise. (propagate_controlled_uses): Likewise. (ipa_print_node_params): Likewise. (ipcp_transform_function): Likewise. * ipa-pure-const.c (pure_const_read_summary): Likewise. (propagate_pure_const): Likewise. * ipa-reference.c (generate_summary): Likewise. (read_write_all_from_decl): Likewise. (propagate): Likewise. (ipa_reference_read_optimization_summary): Likewise. * ipa-utils.c (ipa_merge_profiles): Likewise. * ipa.c (walk_polymorphic_call_targets): Likewise. (symbol_table::remove_unreachable_nodes): Likewise. (ipa_single_use): Likewise. * passes.c (execute_todo): Likewise. * predict.c (drop_profile): Likewise. * symtab.c (symtab_node::get_dump_name): New function. (symtab_node::dump_name): Likewise. (symtab_node::dump_asm_name): Likewise. (symtab_node::dump_references): Likewise. (symtab_node::dump_referring): Likewise. (symtab_node::dump_base): Likewise. (symtab_node::debug_symtab): Likewise. * tree-sra.c (convert_callers_for_node): Likewise. * tree-ssa-structalias.c (ipa_pta_execute): Likewise. * value-prof.c (init_node_map): Likewise. 2017-05-23 Martin Liska * cgraph.h: Move symtab_node::dump_table to symbol_table::dump and symtab_node::debug_symtab to symbol_table::debug. * cgraphunit.c (analyze_functions): Use the renamed function. (symbol_table::compile): Likewise. * ipa-cp.c (ipcp_verify_propagated_values): Likewise. * ipa-icf.c (sem_item_optimizer::execute): Likewise. * passes.c (execute_todo): Likewise. * symtab.c (symbol_table::dump): New function. * tree-ssa-structalias.c (ipa_pta_execute): Use the renamed function. 2017-05-23 Jan Hubicka * ipa-fnsummary.c (estimate_node_size_and_time): Do not sanity check that nonconst implies exec. 2017-05-23 Jan Hubicka * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list, inline_edge_removal_hook, inline_edge_duplication_hook): Remove. (inline_edge_summary_vec): Turn into ... (ipa_call_summaries): ... this one. (redirect_to_unreachable, edge_set_predicate, evaluate_properties_for_edge, inline_summary_alloc, reset_ipa_call_summary, reset_inline_summary, inline_summary_t::duplicate): Update. (inline_edge_duplication_hook): Turn to ... (ipa_call_summary_t::duplicate): ... this one. (inline_edge_removal_hook): Turn to ... (ipa_call_summary_t::remove): ... this one. (dump_inline_edge_summary): Turn to ... (dump_ipa_call_summary): ... this one. (estimate_function_body_sizes): Update. (inline_update_callee_summaries): Update. (remap_edge_change_prob): Update. (remap_edge_summaries): Update. (inline_merge_summary): Update. (do_estimate_edge_time): Update. (inline_generate_summary): Update. (inline_read_section): Update. (inline_read_summary): Update. (inline_free_summary): Update. * ipa-inline.c (can_inline_edge_p): Update. (compute_inlined_call_time): Update. (want_inline_small_function_p): Update. (edge_badness): Update. (early_inliner): Update. * ipa-inline.h (inline_edge_summary): Turn to ... (ipa_call_summary): ... this one. (ipa_call_summary_t): New class. (inline_edge_summary_t, inline_edge_summary_vec): Remove. (ipa_call_summaries): New. (inline_edge_summary): Remove. (estimate_edge_growth): Update. * ipa-profile.c (ipa_propagate_frequency_1): Update. * ipa-prop.c (ipa_make_edge_direct_to_target): Update. * ipa-split.c (execute_split_functions): Update. * ipa.c (symbol_table::remove_unreachable_nodes): Update. 2017-05-23 Tom de Vries * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware attributes): Document rdrand effective target. 2017-05-23 Tom de Vries * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware attributes): Sort alphabetically. 2017-05-23 Georg-Johann Lay * config/avr/genmultilib.awk: Use gsub instead of gensub. 2017-05-22 Michael Meissner PR target/80718 * config/rs6000/vsx.md (vsx_splat_, VSX_D iterator): Split V2DF/V2DI splat into two separate patterns, one that handles registers, and the other that only handles memory. Drop support for splatting from a GPR on ISA 2.07 and then splitting the splat into direct move and splat. (vsx_splat__reg): Likewise. (vsx_splat__mem): Likewise. 2017-05-22 Segher Boessenkool * cfgcleanup.c (bb_is_just_return): Allow CLOBBERs. 2017-05-22 Jakub Jelinek PR middle-end/80809 * omp-low.c (finish_taskreg_remap): New function. (finish_taskreg_scan): If unit size of ctx->record_type is non-constant, unshare the size expression and replace decls in it with possible outer var refs. PR middle-end/80809 * gimplify.c (omp_add_variable): For GOVD_DEBUG_PRIVATE use GOVD_SHARED rather than GOVD_PRIVATE with it. (gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Expect GOVD_SHARED rather than GOVD_PRIVATE with GOVD_DEBUG_PRIVATE. PR middle-end/80853 * omp-low.c (lower_reduction_clauses): Pass OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref for pointer bases of array section reductions. 2017-05-19 Martin Sebor * print-tree.c (print_node): Print DECL_READ_P flag. 2017-05-22 Jan Hubicka * Makefile.in: Add ipa-fnsummary.o and ipa-fnsummary.h * auto-profile.c: Replace ipa-inline.h by ipa-fnsummary.h * cgraph.c: Likewise. * cgraphunit.c: Likewise. * gengtype.c: Likewise. * ipa-cp.c: Likewise. * ipa-devirt.c: Likewise. * ipa-icf.c: Likewise. * ipa-predicate.c: Likewise. * ipa-profile.c: Likewise. * ipa-prop.c: Likewise. * ipa-split.c: Likewise. * ipa.c: Likewise. * ipa-inline-analysis.c (inline_summaries, ipa_call_summaries, edge_predicate_pool, dump_inline_hints, inline_summary::account_size_time, redirect_to_unreachable, edge_set_predicate, set_hint_predicate, evaluate_conditions_for_known_args, evaluate_properties_for_edge, inline_summary_alloc, ipa_call_summary::reset, inline_summary::reset, inline_summary_t::remove, remap_hint_predicate_after_duplication, inline_summary_t::duplicate, ipa_call_summary_t::duplicate, ipa_call_summary_t::remove, initialize_growth_caches, free_growth_caches, dump_ipa_call_summary, dump_inline_summary, debug_inline_summary, dump_inline_summaries, initialize_inline_failed, mark_modified, unmodified_parm_1, unmodified_parm, unmodified_parm_or_parm_agg_item, eliminated_by_inlining_prob, set_cond_stmt_execution_predicate, set_switch_stmt_execution_predicate, compute_bb_predicates, will_be_nonconstant_expr_predicate, will_be_nonconstant_predicate, record_modified_bb_info, get_minimal_bb, record_modified, param_change_prob, phi_result_unknown_predicate, predicate_for_phi_result, array_index_predicate, clobber_only_eh_bb_p, fp_expression_p, estimate_function_body_sizes, compute_inline_parameters, compute_inline_parameters_for_curren, pass_data_inline_parameters, estimate_node_size_and_time, estimate_ipcp_clone_size_and_time, inline_update_callee_summaries, remap_edge_change_prob, remap_edge_summaries, remap_hint_predicate, inline_merge_summary, inline_update_overall_summary, inline_indirect_intraprocedural_analysis, inline_analyze_function, inline_summary_t::insert, inline_generate_summary, read_ipa_call_summary, inline_read_section, inline_read_summary, write_ipa_call_summary, inline_write_summary, inline_free_summary): Move to ipa-fnsummary.h (predicate_t): Remove. * ipa-fnsummary.c: New file. * ipa-inline.h: Do not include sreal.h and ipa-predicate.h (enum inline_hints_vals, inline_hints, agg_position_info, INLINE_SIZE_SCALE, size_time_entry, inline_summary, inline_summary_t, inline_summaries, ipa_call_summary, ipa_call_summary_t, ipa_call_summaries, debug_inline_summary, dump_inline_summaries, dump_inline_summary, dump_inline_hints, inline_generate_summary, inline_read_summary, inline_write_summary, inline_free_summary, inline_analyze_function, initialize_inline_failed, inline_merge_summary, inline_update_overall_summary, compute_inline_parameters): Move to ipa-fnsummary.h * ipa-fnsummary.h: New file. * ipa-inline-transform.h: Include ipa-inline.h. * ipa-inline.c: LIkewise. 2017-05-22 Jan Hubicka * ipa-inline.c (edge_badness): Use inlined_time instead of inline_summaries->get. 2017-05-22 Jan Hubicka * ipa-inline.c (edge_badness): Use estimate_size_after_inlining. 2017-05-22 Nathan Sidwell * doc/invoke.texi (fdump-translation-unit): Delete documentation. (fdump-lang): Document 'raw' option. * dumpfile.h (TDI_tu): Delete. * dumpfile.c (dump_files): Remove translation-unit. (FIRST_AUTO_NUMBERED_DUMP): Decrement. 2017-05-22 Georg-Johann Lay * config/avr/t-avr (AWK) [t-multilib]: Remove "-v FORMAT=Makefile" command option from $(AWK) call. * config/avr/genmultilib.awk: Simplify and rewrite so that it generates MULTILIB_REQUIRED instead of MULTILIB_EXCEPTIONS. [FORMAT]: Remove handling of variable. * config/avr/t-multilib: Regenerate. 2017-05-22 Jan Hubicka * ipa-inline-analysis.c (inline_summary::reset): Do not reset self_time. (dump_inline_summary): Do not print self_time. (estimate_function_body_sizes): Do not set self_time. (compute_inline_parameters): Likewise. (inline_read_section, inline_write_summary): Do not stream self_time. * ipa-inline.h (inline_summary): Drop self_time. 2017-05-22 Jan Hubicka * ipa-inline-analysis.c (account_size_time): Rename to ... (inline_summary::account_size_time): ... this one. (reset_ipa_call_summary): Turn to ... (ipa_call_summary::reset): ... this one. (reset_inline_summary): Turn to ... (inline_summary::reset): ... this one. (inline_summary_t::remove): Update. (inline_summary_t::duplicate): Update. (ipa_call_summary_t::remove): Update. (dump_inline_summary): Update. (estimate_function_body_sizes): Update. (compute_inline_parameters): Update. (estimate_node_size_and_time): Update. (inline_merge_summary): Update. (inline_update_overall_summary): Update. (inline_read_section): Update. (inline_write_summary): Update. * ipa-inline.h (inline_summary): Rename entry to size_time_table; add account_size_time and reset member functions. (ipa_call_summary): Add reset function. * ipa-predicate.h (predicate::operator &): Constify. 2017-05-22 Richard Biener * df-scan.c (df_insn_refs_verify): Speedup when not verifying. 2017-05-19 Jason Merrill * tree.c (make_tree_vec_stat, grow_tree_vec_stat): Use size_t. 2017-05-19 Marek Polacek PR sanitizer/80800 * fold-const.c (extract_muldiv_1) : Add TYPE_OVERFLOW_WRAPS checks. 2017-05-19 Thomas Schwinge * tree-core.h (enum omp_clause_default_kind): Add "OMP_CLAUSE_DEFAULT_PRESENT". * tree-pretty-print.c (dump_omp_clause): Handle it. * gimplify.c (enum gimplify_omp_var_data): Add "GOVD_MAP_FORCE_PRESENT". (gimplify_adjust_omp_clauses_1): Map it to "GOMP_MAP_FORCE_PRESENT". (oacc_default_clause): Handle "OMP_CLAUSE_DEFAULT_PRESENT". * gimplify.c (oacc_default_clause): Clarify. 2017-05-19 Nathan Sidwell LANG_HOOK_REGISTER_DUMPS * toplev.c (general_init): Call register dump lang hook. * doc/invoke.texi: Document -fdump-lang option family. * dumpfile.c (dump_files): Remove class dump here. (FIRST_AUTO_NUMBERED_DUMP): Adjust. * dumpfile.h (tree_dump_index): Remove TDI_class. * langhooks-def.h (lhd_register_dumps): Declare. (LANG_HOOKS_REGISTER_DUMPS): Define. (LANG_HOOKS_INITIALIZER): Add it. * langhooks.c (lhd_register_dumps): Define. * langhooks.h (struct lang_hooks): Add register_dumps. 2017-05-19 Nathan Sidwell * context.h (context::set_passes): New. * context.c (context::context): Do not create pass manager. * toplev.c (general_init): Create pass manager here. 2017-05-19 Segher Boessenkool * config/rs6000/rs6000.md (splitter to load of -1 and mask): Don't use this splitter if two add or or instructions would also work for the constant we want to generate. 2017-05-19 Richard Biener PR build/80821 * genmatch.c (dt_node::gen_kids_1): Add missing scope around predicate evaluation. 2017-05-19 Jan Hubicka * ipa-inline.h (ipa_call_summary): Turn sizes into signed; add ctor. * ipa-inline.c (want_inline_small_function_p): Do not cast to unsigned. 2017-05-19 Jan Hubicka * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list, inline_edge_removal_hook, inline_edge_duplication_hook): Remove. (inline_edge_summary_vec): Turn into ... (ipa_call_summaries): ... this one. (redirect_to_unreachable, edge_set_predicate, evaluate_properties_for_edge, inline_summary_alloc, reset_ipa_call_summary, reset_inline_summary, inline_summary_t::duplicate): Update. (inline_edge_duplication_hook): Turn to ... (ipa_call_summary_t::duplicate): ... this one. (inline_edge_removal_hook): Turn to ... (ipa_call_summary_t::remove): ... this one. (dump_inline_edge_summary): Turn to ... (dump_ipa_call_summary): ... this one. (estimate_function_body_sizes): Update. (inline_update_callee_summaries): Update. (remap_edge_change_prob): Update. (remap_edge_summaries): Update. (inline_merge_summary): Update. (do_estimate_edge_time): Update. (inline_generate_summary): Update. (inline_read_section): Update. (inline_read_summary): Update. (inline_free_summary): Update. * ipa-inline.c (can_inline_edge_p): Update. (compute_inlined_call_time): Update. (want_inline_small_function_p): Update. (edge_badness): Update. (early_inliner): Update. * ipa-inline.h (inline_edge_summary): Turn to ... (ipa_call_summary): ... this one. (ipa_call_summary_t): New class. (inline_edge_summary_t, inline_edge_summary_vec): Remove. (ipa_call_summaries): New. (inline_edge_summary): Remove. (estimate_edge_growth): Update. * ipa-profile.c (ipa_propagate_frequency_1): Update. * ipa-prop.c (ipa_make_edge_direct_to_target): Update. * ipa-split.c (execute_split_functions): Update. * ipa.c (symbol_table::remove_unreachable_nodes): Update. 2017-05-19 Richard Biener PR middle-end/80764 * cfgexpand.c (expand_gimple_cond): Fix loop fixup. 2017-05-18 Segher Boessenkool * config/rs6000/rs6000.c (struct machine_function): Add field fpr_is_wrapped_separately. (rs6000_get_separate_components): Use 64 components. Handle the new FPR components. (rs6000_components_for_bb): Handle the FPR components. (rs6000_emit_prologue_components): Handle the FPR components. (rs6000_emit_epilogue_components): Handle the FPR components. (rs6000_set_handled_components): Handle the FPR components. (rs6000_emit_prologue): Don't output prologue code for those FPRs that are already separately shrink-wrapped. (rs6000_emit_epilogue): Don't output epilogue code for those FPRs that are already separately shrink-wrapped. 2017-05-18 Michael Meissner PR target/80510 * config/rs6000/predicates.md (simple_offsettable_mem_operand): New predicate. * config/rs6000/rs6000.md (ALTIVEC_DFORM): New iterator. (define_peephole2 for Altivec d-form load): Add peepholes to catch cases where the register allocator uses a move and an offsettable memory operation to/from a FPR register on ISA 2.06/2.07. (define_peephole2 for Altivec d-form store): Likewise. 2017-05-18 Uros Bizjak PR target/80799 * config/i386/mmx.md (*mov_internal): Enable alternatives 11, 12, 13 and 14 also for 32bit targets. Remove alternatives 15, 16, 17 and 18. * config/i386/sse.md (vec_concatv2di): Change alternative (!x, *y) to (x, ?!*Yn). 2017-05-18 Paolo Carlini * dumpfile.h (enum dump_kind): Remove stray comma. 2017-05-18 Jan Hubicka * Makefile.in: Add ipa-predicate.o and ipa-predicate.h * ipa-inline-analysis.c (NUM_CONDITIONS): turn into predicate::num_conditions (IS_NOT_CONSTANT): turn into predicate::is_not_constant. (CHANGED): turn into predicate::changed. (agg_position_info): Move to ipa-predicate.h (add_condition, predicate::add_clause, predicate::operator &=, predicate::or_with, predicate::evaluate, predicate::probability, dump_condition, dump_clause, predicate::dump, predicate::remap_after_duplication, predicate::remap_after_inlining, predicate::stream_in, predicate::stream_out): Move to ipa-predicate.c (evaluate_conditions_for_known_args): Update. (set_cond_stmt_execution_predicate): Update. * ipa-inline.h: Include ipa-predicate.h (condition, inline_param_summary, conditions, agg_position_info, predicate): Move to ipa-predicate.h * ipa-predicate.c: New file. * ipa-predicate.h: New file. 2017-05-18 Wilco Dijkstra * final.c (leaf_function_p): Check we are not in a sequence. 2017-05-18 Martin Liska * cfgrtl.c (rtl_verify_edges): Remove usage of TDF_RTL. * dumpfile.c (dump_register): Use new enum dump_kind. (get_dump_file_name): Likewise. (dump_enable_all): Likewise. (dump_switch_p_1): Likewise. (enable_rtl_dump_file): Remove usage of TDF_RTL. * dumpfile.h (enum dump_kind): New enum type. (struct dump_file_info): Create constructor and format fields and comments. * passes.c (pass_manager::register_one_dump_file): Use num dump_kind. * statistics.c (statistics_early_init): Likewise. * tree-ssa-loop-prefetch.c (dump_mem_details): Replace TDF_TREE with TDF_SLIM. (gather_memory_references_ref): Likewise. 2017-05-18 Martin Liska * vec.h (struct vnull): Use it. 2017-05-18 Jan Hubicka * ipa-inline-analysis.c (predicate_conditions): Move to ipa-inline.h (true_predicate, false_predicate, true_predicate_p, false_predicate_p): Remove. (single_cond_predicate, not_inlined_predicate): Turn to member function in ipa-inline.h (add_condition): Update. (add_clause): Turn to... (predicate::add_clause): ... this one; update; allow passing NULL as parameter. (and_predicates): Turn to ... (predicate::operator &=): ... this one. (predicates_equal_p): Move to predicate::operator == in ipa-inline.h (or_predicates): Turn to ... (predicate::or_with): ... this one. (evaluate_predicate): Turn to ... (predicate::evaluate): ... this one. (predicate_probability): Turn to ... (predicate::probability): ... this one. (dump_condition): Update. (dump_predicate): Turn to ... (predicate::dump): ... this one. (account_size_time): Update. (edge_set_predicate): Update. (set_hint_predicate): UPdate. (evaluate_conditions_for_known_args): Update. (evaluate_properties_for_edge): Update. (remap_predicate_after_duplication): Turn to... (predicate::remap_after_duplication): ... this one. (remap_hint_predicate_after_duplication): Update. (inline_summary_t::duplicate): UPdate. (dump_inline_edge_summary): Update. (dump_inline_summary): Update. (set_cond_stmt_execution_predicate): Update. (set_switch_stmt_execution_predicate): Update. (compute_bb_predicates): Update. (will_be_nonconstant_expr_predicate): Update. (will_be_nonconstant_predicate): Update. (phi_result_unknown_predicate): Update. (predicate_for_phi_result): Update. (array_index_predicate): Update. (estimate_function_body_sizes): Update. (estimate_node_size_and_time): Update. (estimate_ipcp_clone_size_and_time): Update. (remap_predicate): Rename to ... (predicate::remap_after_inlining): ... this one. (remap_hint_predicate): Update. (inline_merge_summary): Update. (inline_update_overall_summary): Update. (estimate_size_after_inlining): Update. (read_predicate): Rename to ... (predicate::stream_in): ... this one. (read_inline_edge_summary): Update. (write_predicate): Rename to ... (predicate::stream_out): ... this one. (write_inline_edge_summary): Update. * ipa-inline.h (MAX_CLAUSES): Turn to predicate::max_clauses. (clause_t): Turn to uint32_t (predicate): Turn to class; implement constructor and operators ==, !=, & (size_time_entry): Update. (inline_summary): Update. (inline_edge_summary): Update. 2017-05-18 Marc Glisse * fold-const.c (fold_binary_loc): Move transformation... * match.pd (C - X CMP X): ... here. 2017-05-18 Sheldon Lobo * config/sparc/sparc.c (sparc_option_override): Set function alignment for -mcpu=niagara7 to 64 to match the I$ line. * config/sparc/sparc.h (BRANCH_COST): Set the SPARC M7 branch latency to 1. * config/sparc/sparc.h (BRANCH_COST): Set the SPARC T4 branch latency to 2. * config/sparc/sol2.h: Fix a ASM_CPU32_DEFAULT_SPEC typo. 2017-05-18 Marek Polacek PR sanitizer/80797 * ubsan.c (instrument_null): Unwrap ADDR_EXPRs. (pass_ubsan::execute): Call gimple_assign_single_p instead of gimple_assign_load_p. 2017-05-17 Segher Boessenkool PR middle-end/80692 * real.c (do_compare): Give decimal_do_compare preference over comparing just the signs. 2017-05-17 Uros Bizjak * doc/md.texi (Canonicalization of Instructions): Describe the canonical form of instructions that inherently set a condition code register. 2017-05-17 Peter Bergner PR middle-end/80775 * tree-cfg.c: Move deletion of unreachable case statements to after the merging of consecutive case labels. 2017-05-17 Thomas Preud'homme * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Refer readers to __gnu_cmse_nonsecure_call libcall for saving, clearing and restoring of callee-saved registers. 2017-05-17 Eric Botcazou * compare-elim.c (equivalent_reg_at_start): Adjust outdated comment. * config/visium/visium.c (single_set_and_flags): Likewise. * config/visium/visium.md (Substitutions): Likewise. 2017-05-17 Martin Liska * cfg.c: Introduce dump_flags_t type and use it instead of int type. * cfg.h: Likewise. * cfghooks.c: Likewise. * cfghooks.h (struct cfg_hooks): Likewise. * cfgrtl.c: Likewise. * cfgrtl.h: Likewise. * cgraph.c (cgraph_node::get_body): Likewise. * coretypes.h: Likewise. * domwalk.c: Likewise. * domwalk.h: Likewise. * dumpfile.c (struct dump_option_value_info): Likewise. (dump_enable_all): Likewise. (dump_switch_p_1): Likewise. (opt_info_switch_p): Likewise. * dumpfile.h (enum tree_dump_index): Likewise. (struct dump_file_info): Likewise. * genemit.c: Likewise. * generic-match-head.c: Likewise. * gengtype.c (open_base_files): Likewise. * gimple-pretty-print.c: Likewise. * gimple-pretty-print.h: Likewise. * graph.c (print_graph_cfg): Likewise. * graphite-scop-detection.c (dot_all_sese): Likewise. * ipa-devirt.c (build_type_inheritance_graph): Likewise. * loop-unroll.c (report_unroll): Likewise. * passes.c (pass_manager::register_one_dump_file): Likewise. * print-tree.c: Likewise. * statistics.c: Likewise. * tree-cfg.c: Likewise. * tree-cfg.h: Likewise. * tree-dfa.c: Likewise. * tree-dfa.h: Likewise. * tree-dump.c (dump_function): Likewise. * tree-dump.h (struct dump_info): Likewise. * tree-pretty-print.c: Likewise. * tree-pretty-print.h: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-live.h: Likewise. * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise. * tree-vect-loop.c: Likewise. * tree-vect-slp.c: Likewise. 2017-05-16 James Greenhalgh Bill Schmidt PR tree-optimization/80457 * tree-vect-stmts.c (vect_model_simple_cost): Model the cost of all arguments to a statement as scalar_to_vec operations. (vectorizable_call): Adjust call to vect_model_simple_cost for new parameter. (vectorizable_conversion): Likewise. (vectorizable_assignment): Likewise. (vectorizable_shift): Likewise. (vectorizable_operation): Likewise. (vectorizable_comparison): Likewise. (vect_is_simple_cond): Record the def types for operands. (vectorizable_condition): Likewise, call vect_model_simple_cost. * tree-vectorizer.h (vect_model_simple_cost): Add new parameter for statement argument count. 2017-05-16 Carl Love * config/rs6000/rs6000-c: Add support for built-in functions vector unsigned long long vec_bperm (vector unsigned long long, vector unsigned char) vector signed long long vec_mule (vector signed int, vector signed int) vector unsigned long long vec_mule (vector unsigned int, vector unsigned int) vector signed long long vec_mulo (vector signed int, vector signed int) vector unsigned long long vec_mulo (vector unsigned int, vector unsigned int) vector signed char vec_sldw (vector signed char, vector signed char, const int) vector unsigned char vec_sldw (vector unsigned char, vector unsigned char, const int) vector signed short vec_sldw (vector signed short, vector signed short, const int) vector unsigned short vec_sldw (vector unsigned short, vector unsigned short, const int) vector signed int vec_sldw (vector signed int, vector signed int, const int) vector unsigned int vec_sldw (vector unsigned int, vector unsigned int, const int) vector signed long long vec_sldw (vector signed long long, vector signed long long, const int) vector unsigned long long vec_sldw (vector unsigned long long, vector unsigned long long, const int) * config/rs6000/rs6000-c: Add support for built-in functions * config/rs6000/rs6000-builtin.def: Add definition for SLDW. * config/rs6000/altivec.h: Add defintion for vec_sldw. * doc/extend.texi: Update the built-in documentation for the new built-in functions. 2017-05-16 Marek Polacek PR sanitizer/80536 PR sanitizer/80386 * tree.c (save_expr): Don't fold the expression. 2017-05-16 Uros Bizjak * config/i386/i386.md (*movsi_internal): Split (?rm,*y) alternative to (?r,*Yn) and (?m,*y) alternatives, and (?*y,rm) to (?*Ym,r) and (?*y,m). Update insn attributes. 2017-05-16 Martin Liska * cgraph.c (cgraph_edge::resolve_speculation): Add default value for flags argument of print_gimple_stmt, print_gimple_expr, print_generic_stmt and print_generic_expr. * cgraphclones.c (symbol_table::materialize_all_clones): Likewise. * coretypes.h: Likewise. * except.c (dump_eh_tree): Likewise. * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise. * gimple-pretty-print.h: Likewise. * gimple-ssa-backprop.c (dump_usage_prefix): Likewise. (backprop::push_to_worklist): Likewise. (backprop::pop_from_worklist): Likewise. (backprop::process_use): Likewise. (backprop::intersect_uses): Likewise. (note_replacement): Likewise. * gimple-ssa-store-merging.c (pass_store_merging::terminate_all_aliasing_chains): Likewise. (imm_store_chain_info::coalesce_immediate_stores): Likewise. (pass_store_merging::execute): Likewise. * gimple-ssa-strength-reduction.c (dump_candidate): Likewise. (ssa_base_cand_dump_callback): Likewise. (dump_incr_vec): Likewise. (replace_refs): Likewise. (replace_mult_candidate): Likewise. (create_add_on_incoming_edge): Likewise. (create_phi_basis): Likewise. (insert_initializers): Likewise. (all_phi_incrs_profitable): Likewise. (introduce_cast_before_cand): Likewise. (replace_one_candidate): Likewise. * gimplify.c (gimplify_expr): Likewise. * graphite-isl-ast-to-gimple.c (is_valid_rename): Likewise. (set_rename): Likewise. (rename_uses): Likewise. (copy_loop_phi_nodes): Likewise. (add_close_phis_to_merge_points): Likewise. (copy_loop_close_phi_args): Likewise. (copy_cond_phi_args): Likewise. (graphite_copy_stmts_from_block): Likewise. (translate_pending_phi_nodes): Likewise. * graphite-poly.c (print_pdr): Likewise. (dump_gbb_cases): Likewise. (dump_gbb_conditions): Likewise. (print_scop_params): Likewise. * graphite-scop-detection.c (build_cross_bb_scalars_def): Likewise. (build_cross_bb_scalars_use): Likewise. (gather_bbs::before_dom_children): Likewise. * hsa-dump.c (dump_hsa_immed): Likewise. * ipa-cp.c (print_ipcp_constant_value): Likewise. (get_replacement_map): Likewise. * ipa-inline-analysis.c (dump_condition): Likewise. (estimate_function_body_sizes): Likewise. * ipa-polymorphic-call.c (check_stmt_for_type_change): Likewise. (ipa_polymorphic_call_context::get_dynamic_type): Likewise. * ipa-prop.c (ipa_dump_param): Likewise. (ipa_print_node_jump_functions_for_edge): Likewise. (ipa_modify_call_arguments): Likewise. (ipa_modify_expr): Likewise. (ipa_dump_param_adjustments): Likewise. (ipa_dump_agg_replacement_values): Likewise. (ipcp_modif_dom_walker::before_dom_children): Likewise. * ipa-pure-const.c (check_stmt): Likewise. (pass_nothrow::execute): Likewise. * ipa-split.c (execute_split_functions): Likewise. * omp-offload.c (dump_oacc_loop_part): Likewise. (dump_oacc_loop): Likewise. * trans-mem.c (tm_log_emit): Likewise. (tm_memopt_accumulate_memops): Likewise. (dump_tm_memopt_set): Likewise. (dump_tm_memopt_transform): Likewise. * tree-cfg.c (gimple_verify_flow_info): Likewise. (print_loop): Likewise. * tree-chkp-opt.c (chkp_print_addr): Likewise. (chkp_gather_checks_info): Likewise. (chkp_get_check_result): Likewise. (chkp_remove_check_if_pass): Likewise. (chkp_use_outer_bounds_if_possible): Likewise. (chkp_reduce_bounds_lifetime): Likewise. * tree-chkp.c (chkp_register_addr_bounds): Likewise. (chkp_mark_completed_bounds): Likewise. (chkp_register_incomplete_bounds): Likewise. (chkp_mark_invalid_bounds): Likewise. (chkp_maybe_copy_and_register_bounds): Likewise. (chkp_build_returned_bound): Likewise. (chkp_get_bound_for_parm): Likewise. (chkp_build_bndldx): Likewise. (chkp_get_bounds_by_definition): Likewise. (chkp_generate_extern_var_bounds): Likewise. (chkp_get_bounds_for_decl_addr): Likewise. * tree-chrec.c (chrec_apply): Likewise. * tree-data-ref.c (dump_data_reference): Likewise. (dump_subscript): Likewise. (dump_data_dependence_relation): Likewise. (analyze_overlapping_iterations): Likewise. * tree-inline.c (expand_call_inline): Likewise. (tree_function_versioning): Likewise. * tree-into-ssa.c (dump_defs_stack): Likewise. (dump_currdefs): Likewise. (dump_names_replaced_by): Likewise. (dump_update_ssa): Likewise. (update_ssa): Likewise. * tree-object-size.c (pass_object_sizes::execute): Likewise. * tree-parloops.c (build_new_reduction): Likewise. (try_create_reduction_list): Likewise. (ref_conflicts_with_region): Likewise. (oacc_entry_exit_ok_1): Likewise. (oacc_entry_exit_single_gang): Likewise. * tree-pretty-print.h: Likewise. * tree-scalar-evolution.c (set_scalar_evolution): Likewise. (get_scalar_evolution): Likewise. (add_to_evolution): Likewise. (get_loop_exit_condition): Likewise. (analyze_evolution_in_loop): Likewise. (analyze_initial_condition): Likewise. (analyze_scalar_evolution): Likewise. (instantiate_scev): Likewise. (number_of_latch_executions): Likewise. (gather_chrec_stats): Likewise. (final_value_replacement_loop): Likewise. (scev_const_prop): Likewise. * tree-sra.c (dump_access): Likewise. (disqualify_candidate): Likewise. (create_access): Likewise. (reject): Likewise. (maybe_add_sra_candidate): Likewise. (create_access_replacement): Likewise. (analyze_access_subtree): Likewise. (analyze_all_variable_accesses): Likewise. (sra_modify_assign): Likewise. (initialize_constant_pool_replacements): Likewise. (find_param_candidates): Likewise. (decide_one_param_reduction): Likewise. (replace_removed_params_ssa_names): Likewise. * tree-ssa-ccp.c (ccp_fold_stmt): Likewise. * tree-ssa-copy.c (dump_copy_of): Likewise. (copy_prop_visit_cond_stmt): Likewise. * tree-ssa-dce.c (mark_operand_necessary): Likewise. * tree-ssa-dom.c (pass_dominator::execute): Likewise. (record_equivalences_from_stmt): Likewise. * tree-ssa-dse.c (compute_trims): Likewise. (delete_dead_call): Likewise. (delete_dead_assignment): Likewise. * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): Likewise. (forward_propagate_into_cond): Likewise. (pass_forwprop::execute): Likewise. * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise. * tree-ssa-loop-im.c (invariantness_dom_walker::before_dom_children): Likewise. (move_computations_worker): Likewise. (execute_sm): Likewise. * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise. (remove_exits_and_undefined_stmts): Likewise. (remove_redundant_iv_tests): Likewise. * tree-ssa-loop-ivopts.c (dump_use): Likewise. (adjust_iv_update_pos): Likewise. * tree-ssa-math-opts.c (bswap_replace): Likewise. * tree-ssa-phiopt.c (factor_out_conditional_conversion): Likewise. (value_replacement): Likewise. * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise. * tree-ssa-pre.c (print_pre_expr): Likewise. (get_representative_for): Likewise. (create_expression_by_pieces): Likewise. (insert_into_preds_of_block): Likewise. (eliminate_insert): Likewise. (eliminate_dom_walker::before_dom_children): Likewise. (eliminate): Likewise. (remove_dead_inserted_code): Likewise. * tree-ssa-propagate.c (substitute_and_fold): Likewise. * tree-ssa-reassoc.c (get_rank): Likewise. (eliminate_duplicate_pair): Likewise. (eliminate_plus_minus_pair): Likewise. (eliminate_not_pairs): Likewise. (undistribute_ops_list): Likewise. (eliminate_redundant_comparison): Likewise. (update_range_test): Likewise. (optimize_range_tests_var_bound): Likewise. (optimize_vec_cond_expr): Likewise. (rewrite_expr_tree): Likewise. (rewrite_expr_tree_parallel): Likewise. (linearize_expr): Likewise. (break_up_subtract): Likewise. (linearize_expr_tree): Likewise. (attempt_builtin_powi): Likewise. (attempt_builtin_copysign): Likewise. (transform_stmt_to_copy): Likewise. (transform_stmt_to_multiply): Likewise. (dump_ops_vector): Likewise. * tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Likewise. (print_scc): Likewise. (set_ssa_val_to): Likewise. (visit_reference_op_store): Likewise. (visit_use): Likewise. (sccvn_dom_walker::before_dom_children): Likewise. (run_scc_vn): Likewise. * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr): Likewise. (expr_hash_elt::print): Likewise. (const_and_copies::pop_to_marker): Likewise. (const_and_copies::record_const_or_copy_raw): Likewise. * tree-ssa-structalias.c (compute_dependence_clique): Likewise. * tree-ssa-uninit.c (collect_phi_def_edges): Likewise. (dump_predicates): Likewise. (find_uninit_use): Likewise. (warn_uninitialized_phi): Likewise. (pass_late_warn_uninitialized::execute): Likewise. * tree-ssa.c (verify_vssa): Likewise. (verify_ssa): Likewise. (maybe_optimize_var): Likewise. * tree-vrp.c (dump_value_range): Likewise. (dump_all_value_ranges): Likewise. (dump_asserts_for): Likewise. (register_edge_assert_for_2): Likewise. (vrp_visit_cond_stmt): Likewise. (vrp_visit_switch_stmt): Likewise. (vrp_visit_stmt): Likewise. (vrp_visit_phi_node): Likewise. (simplify_cond_using_ranges_1): Likewise. (fold_predicate_in): Likewise. (evrp_dom_walker::before_dom_children): Likewise. (evrp_dom_walker::push_value_range): Likewise. (evrp_dom_walker::pop_value_range): Likewise. (execute_early_vrp): Likewise. 2017-05-16 Richard Biener * dwarf2out.c (loc_list_from_tree_1): Do not create DW_OP_GNU_variable_value for DECL_IGNORED_P decls. 2017-05-16 Richard Biener * dwarf2out.c (resolve_variable_value_in_expr): Lookup DIE just generated. (note_variable_value_in_expr): If we resolved the decl ref do not push to the stack. 2017-05-16 Matthew Wahab * config/arm/arm_neon.h (vadd_f16): Use standard arithmetic operations in fast-math mode. (vaddq_f16): Likewise. (vmul_f16): Likewise. (vmulq_f16): Likewise. (vsub_f16): Likewise. (vsubq_f16): Likewise. * config/arm/neon.md (add3): New. (sub3): New. (fma:3): New. Also remove outdated comment. (mul3): New. 2017-05-16 Martin Liska PR ipa/79849. PR ipa/79850. * ipa-devirt.c (warn_types_mismatch): Fix typo. (odr_types_equivalent_p): Likewise. 2017-05-15 Sylvestre Ledru * plugin.c (try_init_one_plugin): Fix ressource leaks (CID 726637). 2017-05-15 Uros Bizjak PR target/80425 * config/i386.i386.md (*zero_extendsidi2): Do not penalize non-interunit SSE move alternatives with '?'. (zero-extendsidi peephole2): New peephole to skip intermediate general register in SSE zero-extend sequence. 2017-05-15 Jeff Law * reorg.c (relax_delay_slots): Create a new variable to hold the temporary target rather than clobbering TARGET_LABEL. * config/tilegx/tilegx.c (tilegx_expand_unaligned_load): Add missing argument to extract_bit_field call. * config/tilepro/tilepro.c (tilepro_expand_unaligned_load): Likewise. 2017-05-15 Martin Liska PR driver/31468 * gcc.c (process_command): Do not allow empty argument of -o option. 2017-05-15 Renlin Li * config/aarch64/aarch64-protos.h (aarch64_expand_call): Declare. * config/aarch64/aarch64.c (aarch64_expand_call): Define. * config/aarch64/constraints.md (Usf): Add long call check. * config/aarch64/aarch64.md (call): Use aarch64_expand_call. (call_value): Likewise. (sibcall): Likewise. (sibcall_value): Likewise. (call_insn): New. (call_value_insn): New. (sibcall_insn): Update rtx pattern. (sibcall_value_insn): Likewise. (call_internal): Remove. (call_value_internal): Likewise. (sibcall_internal): Likewise. (sibcall_value_internal): Likewise. (call_reg): Likewise. (call_symbol): Likewise. (call_value_reg): Likewise. (call_value_symbol): Likewise. 2017-05-14 Krister Walfridsson PR target/80600 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always add -lgcc. 2017-05-14 Uros Bizjak * config/i386.i386.c (ix86_cc_modes_compatible): CCNOmode is compatible with CCGOCmode and with CCZmode. 2017-05-14 Martin Sebor PR middle-end/77671 * gimple-fold.c (gimple_fold_builtin_sprintf): Make extern. (gimple_fold_builtin_snprintf): Same. * gimple-fold.h (gimple_fold_builtin_sprintf): Declare. (gimple_fold_builtin_snprintf): Same. * gimple-ssa-sprintf.c (get_format_string): Correct the detection of character types. (is_call_safe): New function. (try_substitute_return_value): Call it. (try_simplify_call): New function. (pass_sprintf_length::handle_gimple_call): Call it. 2017-05-14 Martin Sebor PR middle-end/80669 * builtins.c (expand_builtin_stpncpy): Simplify. 2017-05-14 Daniel Santos * config/i386/i386.opt: Add option -mcall-ms2sysv-xlogues. * config/i386/i386.h (x86_64_ms_sysv_extra_clobbered_registers): Change type to unsigned. (NUM_X86_64_MS_CLOBBERED_REGS): New macro. (struct machine_function): Add new members call_ms2sysv, call_ms2sysv_pad_in, call_ms2sysv_pad_out and call_ms2sysv_extra_regs. (struct machine_frame_state): New fields sp_realigned and sp_realigned_offset. * config/i386/i386.c (enum xlogue_stub): New enum. (enum xlogue_stub_sets): New enum. (class xlogue_layout): New class. (struct ix86_frame): New fields stack_realign_allocate_offset, stack_realign_offset and outlined_save_offset. Modify comments to detail stack layout when using out-of-line stubs. (ix86_target_string): Add -mcall-ms2sysv-xlogues option. (ix86_option_override_internal): Add sorry() for TARGET_SEH and -mcall-ms2sysv-xlogues. (stub_managed_regs): New static variable. (ix86_save_reg): Add new parameter ignore_outlined to optionally omit registers managed by out-of-line stub. (disable_call_ms2sysv_xlogues): New function. (ix86_compute_frame_layout): Modify re-alignment calculations, disable m->call_ms2sysv when appropriate and compute frame layout for out-of-line stubs. (sp_valid_at, fp_valid_at): New inline functions. (choose_basereg): New function. (choose_baseaddr): Add align parameter, use choose_basereg and modify all callers. (ix86_emit_save_reg_using_mov, ix86_emit_restore_sse_regs_using_mov): Use align parameter of choose_baseaddr to generated aligned SSE movs when possible. (pro_epilogue_adjust_stack): Modify to track machine_frame_state::sp_realigned. (ix86_nsaved_regs): Modify to accommodate changes to ix86_save_reg. (ix86_nsaved_sseregs): Likewise. (ix86_emit_save_regs): Likewise. (ix86_emit_save_regs_using_mov): Likewise. (ix86_emit_save_sse_regs_using_mov): Likewise. (get_scratch_register_on_entry): Likewise. (gen_frame_set): New function. (gen_frame_load): Likewise. (gen_frame_store): Likewise. (emit_outlined_ms2sysv_save): Likewise. (emit_outlined_ms2sysv_restore): Likewise. (ix86_expand_prologue): Modify stack re-alignment code and call emit_outlined_ms2sysv_save when appropriate. (ix86_emit_leave): Clear machine_frame_state::sp_realigned. Add parameter rtx_insn *insn, which allows the function to be used to only generate the notes. (ix86_expand_epilogue): Modify validity checks of frame and stack pointers, and call emit_outlined_ms2sysv_restore when appropriate. (ix86_expand_call): Modify to enable m->call_ms2sysv when appropriate. * config/i386/predicates.md (save_multiple): New predicate. (restore_multiple): Likewise. * config/i386/sse.md (save_multiple): New pattern. (save_multiple_realign): Likewise. (restore_multiple): Likewise. (restore_multiple_and_return): Likewise. (restore_multiple_leave_return): Likewise. * Makefile.in: Export HOSTCXX and HOSTCXXFLAGS to site.exp 2017-05-14 Julia Koval * config/i386/i386-builtin-types.def (VOID_FTYPE_INT_INT64): New type. * config/i386/i386-builtin.def (__builtin_ia32_xgetbv) (__builtin_ia32_xsetbv): New builtins. * config/i386/i386.c (ix86_expand_special_args_builtin): Process new types. (ix86_expand_builtin): Special expand for new intrinsics. * config/i386/i386.md (UNSPECV_XGETBV, UNSPECV_XSETBV): New. (xsetbv, xsetbv_rex64, xgetbv, xgetbv_rex64): New insn patterns. * config/i386/xsaveintrin.h (_xsetbv, _getbv): New intrinsics. 2017-05-13 Trevor Saunders * cfganal.c (inverted_post_order_compute): Change argument type to vec *. * cfganal.h (inverted_post_order_compute): Adjust prototype. * df-core.c (rest_of_handle_df_initialize): Adjust. (rest_of_handle_df_finish): Likewise. (df_analyze_1): Likewise. (df_analyze): Likewise. (loop_inverted_post_order_compute): Change argument to be a vec *. (df_analyze_loop): Adjust. (df_get_n_blocks): Likewise. (df_get_postorder): Likewise. * df.h (struct df_d): Change field to be a vec. * lcm.c (compute_laterin): Adjust. (compute_available): Likewise. * lra-lives.c (lra_create_live_ranges_1): Likewise. * tree-ssa-dce.c (remove_dead_stmt): Likewise. * tree-ssa-pre.c (compute_antic): Likewise. 2017-05-13 Trevor Saunders * cfganal.c (connect_infinite_loops_to_exit): Adjust. (depth_first_search::depth_first_search): Change structure init function to this constructor. (depth_first_search::add_bb): Rename function to this member. (depth_first_search::execute): Likewise. (flow_dfs_compute_reverse_finish): Adjust. 2017-05-13 Trevor Saunders * ddg.c (find_nodes_on_paths): Use auto_sbitmap. (longest_simple_path): Likewise. * shrink-wrap.c (spread_components): Likewise. (disqualify_problematic_components): Likewise. (emit_common_heads_for_components): Likewise. (emit_common_tails_for_components): Likewise. (insert_prologue_epilogue_for_components): Likewise. 2017-05-13 Trevor Saunders * tree-ssa-dse.c (dse_dom_walker): Make m_live_byes a auto_sbitmap. 2017-05-13 Trevor Saunders * df-core.c (df_set_blocks): Start using auto_bitmap. (df_compact_blocks): Likewise. * df-problems.c (df_rd_confluence_n): Likewise. * df-scan.c (df_insn_rescan_all): Likewise. (df_process_deferred_rescans): Likewise. (df_update_entry_block_defs): Likewise. (df_update_exit_block_uses): Likewise. (df_entry_block_bitmap_verify): Likewise. (df_exit_block_bitmap_verify): Likewise. (df_scan_verify): Likewise. * lra-constraints.c (lra_constraints): Likewise. (undo_optional_reloads): Likewise. (lra_undo_inheritance): Likewise. * lra-remat.c (calculate_gen_cands): Likewise. (do_remat): Likewise. * lra-spills.c (assign_spill_hard_regs): Likewise. (spill_pseudos): Likewise. * tree-ssa-pre.c (bitmap_set_and): Likewise. (bitmap_set_subtract_values): Likewise. 2017-05-13 Trevor Saunders * haifa-sched.c (estimate_shadow_tick): Replace manual bitmap management with auto_bitmap. (fix_inter_tick): Likewise. (fix_recovery_deps): Likewise. * ira.c (add_store_equivs): Likewise. (find_moveable_pseudos): Likewise. (split_live_ranges_for_shrink_wrap): Likewise. * print-rtl.c (rtx_reuse_manager::rtx_reuse_manager): Likewise. (rtx_reuse_manager::seen_def_p): Likewise. (rtx_reuse_manager::set_seen_def): Likewise. * print-rtl.h (class rtx_reuse_manager): Likewise. 2017-05-13 Trevor Saunders * bt-load.c (combine_btr_defs): Use auto_bitmap to manage bitmap lifetime. (migrate_btr_def): Likewise. * cfgloop.c (get_loop_body_in_bfs_order): Likewise. * df-core.c (loop_post_order_compute): Likewise. (loop_inverted_post_order_compute): Likewise. * hsa-common.h: Likewise. * hsa-gen.c (hsa_bb::~hsa_bb): Likewise. * init-regs.c (initialize_uninitialized_regs): Likewise. * ipa-inline.c (resolve_noninline_speculation): Likewise. (inline_small_functions): Likewise. * ipa-reference.c (ipa_reference_write_optimization_summary): Likewise. * ira.c (combine_and_move_insns): Likewise. (build_insn_chain): Likewise. * loop-invariant.c (find_invariants): Likewise. * lower-subreg.c (propagate_pseudo_copies): Likewise. * predict.c (tree_predict_by_opcode): Likewise. (predict_paths_leading_to): Likewise. (predict_paths_leading_to_edge): Likewise. (estimate_loops_at_level): Likewise. (estimate_loops): Likewise. * shrink-wrap.c (try_shrink_wrapping): Likewise. (spread_components): Likewise. * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise. * tree-loop-distribution.c (rdg_build_partitions): Likewise. * tree-predcom.c (tree_predictive_commoning_loop): Likewise. * tree-ssa-coalesce.c (coalesce_ssa_name): Likewise. * tree-ssa-phionlycprop.c (pass_phi_only_cprop::execute): Likewise. * tree-ssa-pre.c (remove_dead_inserted_code): Likewise. * tree-ssa-sink.c (nearest_common_dominator_of_uses): Likewise. * tree-ssa-threadupdate.c (compute_path_counts): Likewise. (mark_threaded_blocks): Likewise. (thread_through_all_blocks): Likewise. * tree-ssa.c (verify_ssa): Likewise. (execute_update_addresses_taken): Likewise. * tree-ssanames.c (verify_ssaname_freelists): Likewise. 2017-05-13 Trevor Saunders * cfganal.c (mark_dfs_back_edges): Replace manual stack with auto_vec. (post_order_compute): Likewise. (inverted_post_order_compute): Likewise. (pre_and_rev_post_order_compute_fn): Likewise. 2017-05-13 Trevor Saunders * genrecog.c (int_set::int_set): Explicitly construct our auto_vec base class. * vec.h (auto_vec::auto_vec): New constructor. 2017-05-13 Trevor Saunders * bitmap.h (class auto_bitmap): New constructor taking bitmap_obstack * argument. 2017-05-13 Trevor Saunders * bitmap.h (class auto_bitmap): Change type of m_bits to bitmap_head, and adjust ctor / dtor and member operators. 2017-05-13 Uros Bizjak * compare-elim.c (equivalent_reg_at_start): Return NULL_RTX when returned register mode doesn't match original mode. 2017-05-12 Jeff Law Jakub Jelinek * config/mn10300/mn10300.c (mn10300_match_ccmode): Fix where we look for cc setter after the compare-elim changes. * config/mn10300/mn10300.md (addsi3_flags): Fix order of patterns within the vector to match what compare-elim now expects. (subsi3_flags, andsi3_flags, iorsi3_flags): Likewise. (xorsi3_flags, one_cmplsi2_flags): Likewise. * config/rx/rx.c (rx_match_ccmode): Fix where we look cc setter after the compare-elim changes. * config/rx/rx.md (abssi2_flags): Fix order of patterns within the vector to match what compare-elim now expects. (addsi3_flags, adc_flags, addsi3_flags peepholes): Likewise. (andsi3_flags, negsi2_flags, one_cmplsi2_flags): Likewise. (iorsi3_flags, rotlsi3_flags, rotrsi3_flags): Likewise. (ashrsi3_flags, lshrsi3_flags, ashlsi3_flags): Likewise. (ssaddsi3, subsi3_flags, sbb_flags, xorsi3_flags): Likewise. * config/visium/visium.c (single_set_and_flags): Fix where we look for cc setter after the compare-elim changes. * config/visium/visium.md (flags_subst_logic): Fix order of patterns with the vector to match what compare-elim now expects. (flags_subst_arith, add3_insn_set_carry): Likewise. (add3_insn_set_overflow, addsi3_insn_set_carry): Likewise. (addsi3_insn_set_overflow, sub3_insn_set_carry): Likewise. (sub3_insn_set_overflow, subsi3_insn_set_carry): Likewise. (subsi3_insn_set_overflow, negsi2_insn_set_carry): Likewise. (neg2_insn_set_overflow): Likewise. 2017-05-12 Jim Wilson PR middle-end/79794 * expmed.c (extract_bit_field_1): Add alt_rtl argument. Before maybe_expand_insn call, set ops[0].target. If still set after call, set alt_rtl. Add extra arg to recursive calls. (extract_bit_field): Add alt_rtl argument. Pass to extract_bit_field. * expmed.h (extract_bit_field): Fix prototype. * expr.c (emit_group_load_1, copy_blkmode_from_reg) (copy_blkmode_to_reg, read_complex_part, store_field): Pass extra NULL to extract_bit_field_calls. (expand_expr_real_1): Pass alt_rtl to expand_expr_real instead of 0. Pass alt_rtl to extract_bit_field calls. * calls.c (store_unaligned_arguments_into_psuedos) load_register_parameters): Pass extra NULL to extract_bit_field calls. * optabs.c (maybe_legitimize_operand): Clear op->target when call gen_reg_rtx. * optabs.h (struct expand_operand): Add target bitfield. 2017-05-12 Uros Bizjak * compare-elim.c (try_eliminate_compare): Canonicalize operation with embedded compare to [(set (reg:CCM) (compare:CCM (operation) (immediate))) (set (reg) (operation)]. * config/i386/i386.c (TARGET_FLAGS_REGNUM): New define. 2017-05-12 Uros Bizjak PR target/80723 * config/i386/i386.c (ix86_rtx_cost) [case PLUS]: Ignore the cost of adding a carry flag for ADC instruction. [case MINUS]: Ignore the cost of subtracting a carry flag for SBB instruction. 2017-05-12 Steven Munroe * config.gcc (powerpc*-*-*): Add bmi2intrin.h, bmiintrin.h, and x86intrin.h * config/rs6000/bmiintrin.h: New file. * config/rs6000/bmi2intrin.h: New file. * config/rs6000/x86intrin.h: New file. 2017-05-12 Jeff Law * tree-vrp.c (vrp_dom_walker::before_dom_children): Push unwinding markers. 2017-05-12 Peter Bergner PR middle-end/80707 * tree-cfg.c: Remove cfg edges of unreachable case statements. 2017-05-12 Will Schmidt * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for early expansion of vector divide builtins. (builtin_function_type): Add VSX_BUILTIN_UDIV_V2DI to the list of builtins identified as having unsigned arguments. 2017-05-12 Will Schmidt * config/rs6000/rs6000.c (gimple-fold.h): New #include. (rs6000_gimple_fold_builtin): Add handling for early GIMPLE expansion of vector logical operations (and, andc, or, xor, nor, orc, nand). 2017-05-12 Will Schmidt * gimple-fold.c (create_tmp_reg_or_ssa_name): Remove static declaration. * gimple-fold.h (create_tmp_reg_or_ssa_name): New prototype. 2017-05-12 Will Schmidt * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for early GIMPLE expansion of vector multiplies. 2017-05-12 Prakhar Bahuguna * config/arm/arm.md (movsi): Add TARGET_32BIT in addition to the TARGET_HAVE_MOVT conditional. (movt splitter): Likewise. 2017-05-12 Richard Biener * tree-ssa-sccvn.h (has_VN_INFO): Declare. * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): Fold all stmts not inplace. 2017-05-12 Richard Biener PR tree-optimization/80713 * tree-ssa-pre.c (remove_dead_inserted_code): Clear inserted_exprs bit for not removed stmts. 2017-05-12 Thomas Schwinge PR middle-end/69921 * tree-parloops.c (create_parallel_loop): Set "oacc kernels parallelized" attribute for parallelized OpenACC kernels. * omp-offload.c (execute_oacc_device_lower): Use it. * omp-expand.c (expand_omp_target) : Set "oacc kernels" attribute. * omp-general.c (oacc_set_fn_attrib): Remove is_kernel formal parameter. Adjust all users. (oacc_fn_attrib_kernels_p): Remove function. * omp-offload.c (execute_oacc_device_lower): Look for "oacc kernels" attribute instead of calling oacc_fn_attrib_kernels_p. * tree-ssa-loop.c (gate_oacc_kernels): Likewise. * tree-parloops.c (create_parallel_loop): If oacc_kernels_p, assert "oacc kernels" attribute is set. 2017-05-11 Carl Love * config/rs6000/rs6000-c: Add support for built-in functions vector unsigned char vec_popcnt (vector signed char) vector unsigned char vec_popcnt (vector unsigned char) vector unsigned short vec_popcnt (vector signed short) vector unsigned short vec_popcnt (vector unsigned short) vector unsigned int vec_popcnt (vector signed int) vector unsigned int vec_popcnt (vector unsigned int) vector unsigned long long vec_popcnt (vector signed long long) vector unsigned long long vec_popcnt (vector unsigned long long) vector signed long long vec_slo (vector signed long long, vector signed char) vector signed long long vec_slo (vector signed long long, vector unsigned char) vector unsigned long long vec_slo (vector unsigned long long, vector signed char) vector unsigned long long vec_slo (vector unsigned long long, vector unsigned char) * config/rs6000/rs6000-builtin.def: Add definitions for VPOPCNTUB, VPOPCNTUH, VPOPCNTUW, and VPOPCNTUD overloads. * config/rs6000/altivec.h: Add define for vec_popcnt, vec_popcntb, vec_popcnth, vec_popcntw and vec_popcntd built-in functions. * doc/extend.texi: Update the built-in documentation file for the new built-in functions. 2017-05-11 Michael Meissner * attribs.h (sorted_attr_string): Move machine independent functions for target clone support from the i386 port to common code. Rename ix86_function_versions to common_function_versions. Rename make_name to make_unique_name. (common_function_versions): Likewise. (make_unique_name): Likewise. (make_dispatcher_decl): Likewise. (is_function_default_version): Likewise. * attribs.c (attr_strcmp): Likewise. (sorted_attr_string): Likewise. (common_function_versions): Likewise. (make_unique_name): Likewise. (make_dispatcher_decl): Likewise. (is_function_default_version): Likewise. * config/i386/i386.c (attr_strcmp): Likewise. (sorted_attr_string): Likewise. (ix86_function_versions): Likewise. (make_name): Likewise. (make_dispatcher_decl): Likewise. (is_function_default_version): Likewise. (TARGET_OPTION_FUNCTION_VERSIONS): Update target function hook. 2017-05-11 Bill Schmidt PR target/80695 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Account for direct move costs for vec_construct of integer vectors. 2017-05-11 Uros Bizjak PR target/80706 * config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec. (UNSPEC_STX_ATOMIC): Ditto. (loaddi_via_sse): New insn. (storedi_via_sse): Ditto. (atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse. Update corresponding peephole2 patterns. (atomic_storedi_fpu): Ditto. 2017-05-11 Julia Koval * config/i386/avx512fintrin.h (_mm_mask_rsqrt14_sd) (_mm_maskz_rsqrt14_sd, _mm_mask_rsqrt14_ss, _mm_maskz_rsqrt14_ss): New intrinsics. * config/i386/i386-builtin.def (__builtin_ia32_rsqrt14sd_mask) (__builtin_ia32_rsqrt14ss_mask): New builtins. * config/i386/sse.md (rsqrt14__mask): New pattern. 2017-05-11 Nathan Sidwell * graphite-poly.c: Include dumpfile.h. * dumpfle.h (dump_function): Declare here ... * tree-dump.h (dump_function): ... not here. * dumpfile.c: #include tree-cfg.h. (dump_function): Move here from ... * tree-dump.c (dump_function): ... here. * gimplify.c: #include splay-tree.h, not tree-dump.h. * graphite-poly.c: Don't include tree-dump.h. * cgraphclones.c: Include dumpfile.h not tree-dump.h. * print-tree.c: Likewise. * stor-layout.c: Likewise. * tree-nested.c: Likewise. * dumpfile.c (dump_start): Use TDF_FLAGS. (dump_enable_all): Fix TDF_KIND check thinko. 2017-05-11 Kelvin Nilsen * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add array entries to represent two legal parameterizations of the overloaded __builtin_cmpb function, as represented by the P6_OV_BUILTIN_CMPB constant. (altivec_resolve_overloaded_builtin): Add special case handling for the __builtin_cmpb function, as represented by the P6_OV_BUILTIN_CMPB constant. * config/rs6000/rs6000-builtin.def (BU_P6_2): New macro. (BU_P6_64BIT_2): New macro. (BU_P6_OVERLOAD_2): New macro (CMPB_32): Add 32-bit compare-bytes support for 32-bit only targets. (CMPB): Add 64-bit compare-bytes support for 32-bit and 64-bit targets. (CMPB): Add overload support to represent both 32-bit and 64-bit compare-bytes function. * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add support for TARGET_CMPB. * config/rs6000/rs6000.h: Add support for RS6000_BTM_CMPB. * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add documentation of the __builtin_cmpb overloaded built-in function. 2017-05-11 Richard Biener PR tree-optimization/80705 * tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED bases are not vectorizable. 2017-05-11 Bin Cheng * tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger when counting register pressure. 2017-05-11 Bin Cheng * tree-ssa-loop-ivopts.c (compare_cost_pair): New. (iv_ca_more_deps): Renamed to ... (iv_ca_compare_deps): ... this. (iv_ca_extend): Extend iv_ca if NEW_CP is cheaper than OLD_CP. 2017-05-11 Bin Cheng * tree-ssa-loop-ivopts.c (find_interesting_uses): Move inv vars dump to ... (determine_group_iv_costs): ... here. (find_inv_vars_cb): Record inv var if it's not recorded before. 2017-05-11 Bin Cheng * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments. (get_shiftadd_cost): Ditto. 2017-05-11 Bin Cheng * tree-ssa-address.c: Include header file. (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory address. (add_to_parts): Refactor. (addr_to_parts): New parameter. Update use of move_hint_to_base. (create_mem_ref): Update use of addr_to_parts. Re-associate addr in new order. 2017-05-11 Bin Cheng PR tree-optimization/53090 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value COMP_IV_EXPR_2. (extract_cond_operands): Detect condition with IV on both sides and return COMP_IV_EXPR_2. (find_interesting_uses_cond): Add iv_use for both IVs in condition. (rewrite_use_compare): Simplify by removing call to function extract_cond_operands. 2017-05-11 Bin Cheng * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New. (extract_cond_operands): Detect condition comparing against non- invariant bound and return appropriate enum value. (find_interesting_uses_cond): Update use of extract_cond_operands. Handle its return value accordingly. (determine_group_iv_cost_cond, rewrite_use_compare): Ditto. 2017-05-11 Bin Cheng * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate nonlinear iv_use computation in loop invariant sensitive way. 2017-05-11 Bin Cheng * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New. (find_iv_candidates): Call relate_compare_use_with_all_cands. 2017-05-11 Bin Cheng * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs. (dump_cand): Support iv_cand.inv_exprs. (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs for candidates. (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support iv_cand.inv_exprs. 2017-05-11 Bin Cheng * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move from ... * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here as local function. Include necessary header files. * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete. 2017-05-11 Bin Cheng * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify. 2017-05-11 Bin Cheng * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR, RSHIFT_EXPR and BIT_NOT_EXPR. 2017-05-11 Bin Cheng * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify. (adjust_setup_cost): New parameter supporting round up adjustment. (struct address_cost_data): Delete. (force_expr_to_var_cost): Don't bound cost with spill_cost. (split_address_cost, ptr_difference_cost): Delete. (difference_cost, compare_aff_trees, record_inv_expr): Delete. (struct ainc_cost_data): New struct. (get_address_cost_ainc): New function. (get_address_cost, get_computation_cost): Reimplement. (determine_group_iv_cost_address): Record inv_expr for all uses of a group. (determine_group_iv_cost_cond): Call get_loop_invariant_expr. (iv_ca_has_deps): Reimplemented to ... (iv_ca_more_deps): ... this. Check if NEW_CP introduces more deps than OLD_CP. (iv_ca_extend): Call iv_ca_more_deps. 2017-05-11 Bin Cheng * tree-ssa-address.c (struct mem_address): Move to header file. (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global. * tree-ssa-address.h (struct mem_address): Move from C file. (valid_mem_ref_p, move_fixed_address_to_symbol): Declare. 2017-05-11 Bin Cheng * tree-affine.h (aff_combination_type): New interface. (aff_combination_zero_p): Remove static. (aff_combination_const_p): New interface. (aff_combination_singleton_var_p): New interfaces. 2017-05-11 Richard Biener * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): Skip unreachable blocks and destinations. (eliminate): Move stmt removal and fixup ... (fini_eliminate): ... here. Skip inserted exprs. (pass_pre::execute): Move fini_pre after fini_eliminate. * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h. (tail_merge_optimize): Run cleanup_tree_cfg if requested by PRE to get rid of dead code that has invalid SSA form and split critical edges again. 2017-05-11 Bin Cheng * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes. 2017-05-11 Richard Biener * passes.c (execute_function_todo): Verify loops if they are said to be up-to-date. * cfgexpand.c (pass_expand::execute): Discard loops for -dx. * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup. 2017-05-10 John David Anglin PR target/80090 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF, handle calling assemble_external ourself. PR target/79027 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from modes with zero size. Enhance comment. 2017-05-10 Bill Schmidt * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8 built-ins for vec_xl and vec_xst with short and char pointer arguments. 2017-05-10 Sebastian Peryt * config/i386/avx512fintrin.h (_mm_mask_max_round_sd) (_mm_maskz_max_round_sd, _mm_mask_max_round_ss) (_mm_maskz_max_round_ss, _mm_mask_min_round_sd) (_mm_maskz_min_round_sd, _mm_mask_min_round_ss) (_mm_maskz_min_round_ss): New intrinsics. * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT) (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases. * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round) (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round) (__builtin_ia32_minss_mask_round): New builtins. * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT) (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types. * config/i386/sse.md (_vm3): Rename to ... (_vm3): ... this. (v\t{%2, %1, %0|%0, %1, %2}): Change to ... (v\t{%2, %1, %0|%0, %1, %2}): ... this. 2017-05-10 Sebastian Peryt * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd) (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss) (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd) (_mm_maskz_div_round_sd, _mm_mask_div_round_ss) (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd) (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd) (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics. * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT) (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases. * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round) (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round) (__builtin_ia32_mulss_mask_round): New builtins. * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT) (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types. * config/i386/sse.md (_vm3): Rename to ... (_vm3): ... this. (v\t{%2, %1, %0|%0, %1, %2}): Change to ... (v\t{%2, %1, %0|%0, %1, %2}): ... this. 2017-05-10 Julia Koval * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d) (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d) (_mm256_setr_m128i): New intrinsics. 2017-05-10 Julia Koval * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd) (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss) (_mm_maskz_rcp14_ss): New intrinsics. * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask) (__builtin_ia32_rcp14ss_mask): New builtins. * config/i386/sse.md (srcp14_mask): New pattern. 2017-05-10 Peter Bergner PR tree-optimization/51513 * tree-cfg.c (gimple_seq_unreachable_p): New function. (assert_unreachable_fallthru_edge_p): Use it. (group_case_labels_stmt): Likewise. * tree-cfg.h: Prototype it. * stmt.c: Include cfghooks.h and tree-cfg.h. (emit_case_dispatch_table) : New local variable. Use it to fill dispatch table gaps. Test for default_label before updating probabilities. (expand_case) : Remove unneeded initialization. Test for unreachable default case statement and remove its edge. Set default_label accordingly. * tree-ssa-ccp.c (optimize_unreachable): Update comment. 2017-05-10 Carl Love * config/rs6000/rs6000-c: Add support for built-in functions vector signed char vec_neg (vector signed char) vector signed short int vec_neg (vector short int) vector signed int vec_neg (vector signed int) vector signed long long vec_neg (vector signed long long) vector float vec_neg (vector float) vector double vec_neg (vector double) * config/rs6000/rs6000-builtin.def: Add definitions for NEG function overload. * config/rs6000/altivec.h: Add define for vec_neg * doc/extend.texi: Update the built-in documentation for the new built-in functions. 2017-05-10 Prathamesh Kulkarni PR tree-optimization/77644 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern. 2017-05-10 Nathan Sidwell * dumpfile.h (TDI_lang_all): New. (TDF_KIND): New. Renumber others (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather than bits. * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add lang-all. (get_dump_file_name): Adjust suffix generation. (dump_enable_all): Use TDF_KIND. * doc/invoke.texi (-fdump-lang-all): Document. * dumpfile.h: Tabify. 2017-05-10 Wilco Dijkstra PR target/80671 * config/aarch64/cortex-a57-fma-steering.c (merge_forest): Move member access before delete. 2017-05-10 Alexandre Oliva * tree-inline.c (expand_call_inline): Split block at stmt before the call. 2017-05-09 Michael Meissner PR target/68163 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that are now unused after splitting mov{sf,sd}_hardfloat. (f32_lr2): Likewise. (f32_lm): Likewise. (f32_lm2): Likewise. (f32_li): Likewise. (f32_li2): Likewise. (f32_lv): Likewise. (f32_sr): Likewise. (f32_sr2): Likewise. (f32_sm): Likewise. (f32_sm2): Likewise. (f32_si): Likewise. (f32_si2): Likewise. (f32_sv): Likewise. (f32_dm): Likewise. (f32_vsx): Likewise. (f32_av): Likewise. (mov_hardfloat): Split into separate movsf and movsd pieces. For movsf, order stores so the VSX stores occur before the GPR store which encourages the register allocator to use a traditional FPR instead of a GPR. For movsd, order the stores so that the GPR store comes before the VSX stores to allow the power6 to work. This is due to the power6 not having a 32-bit integer store instruction from a FPR. (movsf_hardfloat): Likewise. (movsd_hardfloat): Likewise. 2017-05-09 Martin Sebor PR translation/80280 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member added in r247778. PR translation/80280 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new data member added in r247778. (ms_scanf_flag_specs, ms_strftime_flag_specs): Same. 2017-05-09 Nathan Sidwell * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure. * ipa-devirt.c (default_hash_traits): Skip struct-scope typedefs. 2017-05-09 Marek Polacek * doc/invoke.texi: Fix typo. 2017-05-09 Richard Biener * tree-vrp.c (vrp_val_is_max): Adjust comment. (vrp_val_is_min): Likewise. (set_value_range_to_value): Likewise. (set_value_range_to_nonnegative): Likewise. (gimple_assign_nonzero_p): Likewise. (gimple_stmt_nonzero_p): Likewise. (vrp_int_const_binop): Likewise. Remove unreachable case. (adjust_range_with_scev): Adjust comments. (compare_range_with_value): Likewise. (extract_range_from_phi_node): Likewise. (test_for_singularity): Likewise. 2017-05-09 Richard Biener * tree-vrp.c (get_single_symbol): Add assert that we don't get overflowed constants as invariant part. (compare_values_warnv): Add comment before the TREE_NO_WARNING checks. Use wi::cmp instead of recursing for integer constants. (compare_values): Just ignore whether we assumed undefined overflow instead of failing the compare. (extract_range_for_var_from_comparison_expr): Add comment before the TREE_NO_WARNING sets. (test_for_singularity): Likewise. (extract_range_from_comparison): Do not disable optimization when we assumed undefined overflow. (extract_range_basic): Remove init of unused var. 2017-05-09 Richard Biener * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify. (extract_range_from_multiplicative_op_1): Adjust. (extract_range_from_binary_expr_1): Use int_const_binop. 2017-05-08 Kelvin Nilsen PR target/80101 * config/rs6000/power6.md: Replace store_data_bypass_p calls with rs6000_store_data_bypass_p in seven define_bypass directives and in several comments. * config/rs6000/rs6000-protos.h: Add prototype for rs6000_store_data_bypass_p function. * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New function implements slightly different (rs6000-specific) semantics than store_data_bypass_p, returning false rather than aborting with assertion error when arguments do not satisfy the requirements of store data bypass. (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with rs6000_store_data_bypass_p. 2017-05-08 Max Filippov * config/xtensa/xtensa-protos.h (xtensa_initial_elimination_offset): New declaration. * config/xtensa/xtensa.c (xtensa_initial_elimination_offset): New function. Move its body from the INITIAL_ELIMINATION_OFFSET macro definition, add case for FRAME_POINTER_REGNUM when FRAME_GROWS_DOWNWARD. * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro definition. (INITIAL_ELIMINATION_OFFSET): Replace body with call to xtensa_initial_elimination_offset. 2017-05-08 Nathan Sidwell * doc/invoke.texi: Alphabetize -fdump options. 2017-05-08 Martin Sebor PR translation/80280 * config/sol2-c.c (solaris_pragma_align): Correct quoting. 2017-05-08 Bernd Edlinger * target.def (compute_frame_layout): New optional target hook. * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook. * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation. * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout target hook. * reload1.c (verify_initial_elim_offsets): Likewise. * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define. (use_simple_return_p): Call arm_compute_frame_layout if needed. (arm_get_frame_offsets): Split up into this ... (arm_compute_frame_layout): ... and this function. 2017-05-08 Richard Sandiford * config/aarch64/constraints.md (Usa): New constraint. * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it. 2017-05-08 Thomas Preud'homme * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from with_multilib_list after it has been checked. 2017-05-08 Richard Biener * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy. (bitmap_set_subtract_values): Likewise. 2017-05-08 Richard Biener * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ... (gimple_assign_nonzero): ... this and remove strict_overflow_p argument. (gimple_stmt_nonzero_warnv_p): Rename to ... (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p argument. (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument. (extract_range_basic): Adjust, do not disable propagation on strict overflow sensitive simplification. (vrp_visit_cond_stmt): Likewise. 2017-05-05 Jan Hubicka * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute body size unconditionally. 2017-05-07 Jeff Law Revert: 2017-05-06 Jeff Law PR tree-optimization/78496 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging code. PR tree-optimization/78496 * tree-vrp.c (simplify_assert_expr_using_ranges): New function. (simplify_stmt_using_ranges): Call it. (vrp_dom_walker::before_dom_children): Extract equivalences from an ASSERT_EXPR with an equality comparison against a constant. 2017-05-06 Jeff Law PR tree-optimization/78496 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging code. PR tree-optimization/78496 * tree-vrp.c (simplify_assert_expr_using_ranges): New function. (simplify_stmt_using_ranges): Call it. (vrp_dom_walker::before_dom_children): Extract equivalences from an ASSERT_EXPR with an equality comparison against a constant. 2017-05-06 Richard Sandiford * lra-constraints.c (lra_copy_reg_equiv): New function. (split_reg): Use it to copy equivalence information from the original register to the spill register. 2017-05-06 Richard Sandiford PR rtl-optimization/75964 * simplify-rtx.c (simplify_const_relational_operation): Remove invalid handling of comparisons of integer ABS. 2017-05-06 Uros Bizjak * config/i386/i386.c (ext_80387_constant_init): Do not explicitly initialize to zero. (init_regs): Remove declaration. (function_arg_advance_32): Initialize error_p as boolean variable. 2017-05-05 Nathan Sidwell * store-motion.c (remove_reachable_equiv_notes): Reformat long lines. Use for (;;). 2017-05-05 Bill Schmidt * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var. (rs6000_init_cost): Initialize rs6000_vect_nonmem. (rs6000_add_stmt_cost): Update rs6000_vect_nonmem. (rs6000_finish_cost): Avoid vectorizing simple copy loops with VF=2 that require versioning. 2017-05-05 David Malcolm * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const int. 2017-05-05 David Malcolm * diagnostic.h (diagnostic_override_option_index): Convert from macro to inline function. 2017-05-05 David Malcolm * diagnostic.c (last_module_changed_p): New function. (set_last_module): New function. (diagnostic_report_current_module): Convert macro usage to the above functions. * diagnostic.h (diagnostic_context::last_module): Strengthen from const line_map * to const line_map_ordinary *. (diagnostic_last_module_changed): Delete macro. (diagnostic_set_last_module): Delete macro. 2017-05-05 David Malcolm * diagnostic.c (diagnostic_impl): Replace report_diagnostic with diagnostic_report_diagnostic. (diagnostic_n_impl_richloc): Likewise. * diagnostic.h (report_diagnostic): Delete macro. * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic with diagnostic_report_diagnostic. * substring-locations.c (format_warning_va): Likewise. 2017-05-05 David Malcolm * diagnostic.c (diagnostic_report_diagnostic): Eliminate save/restor of format_spec. Move option-printing code to... (print_option_information): ...this new function, and reimplement by simply printing to the pretty_printer, rather than appending to the format string. 2017-05-05 David Malcolm * diagnostic.c (diagnostic_report_diagnostic): Split out pragma handling logic into... (update_effective_level_from_pragmas): ...this new function. 2017-05-04 Andrew Waterman * config/riscv/riscv.opt (mstrict-align): New option. * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment. (SLOW_UNALIGNED_ACCESS): Define. (riscv_slow_unaligned_access): Declare. * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access field. (riscv_slow_unaligned_access): New variable. (rocket_tune_info): Set slow_unaligned_access to true. (optimize_size_tune_info): Set slow_unaligned_access to false. (riscv_cpu_info_table): Add entry for optimize_size_tune_info. (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN. (riscv_option_override): Set riscv_slow_unaligned_access. * doc/invoke.texi: Add -mstrict-align to RISC-V. 2017-05-04 Kito Cheng * config/riscv/riscv.md: Unify indentation. 2017-05-05 Michael Meissner PR target/79038 PR target/79202 PR target/79203 * config/rs6000/rs6000.md (u code attribute): Add FIX and UNSIGNED_FIX. (extendsi2): Add support for doing sign extension via VUPKHSW and XXPERMDI if the value is in Altivec registers and we don't have ISA 3.0 instructions. (extendsi2 splitter): Likewise. (fix_truncsi2): If we are at ISA 2.07 (VSX small integer), generate the normal insns since SImode can now go in vector registers. Disallow the special UNSPECs needed for previous machines to hide SImode being used. Add new insns fctiw{,w}__smallint if SImode can go in vector registers. (fix_truncsi2_stfiwx): Likewise. (fix_truncsi2_internal): Likewise. (fixuns_truncsi2): Likewise. (fixuns_truncsi2_stfiwx): Likewise. (fctiwz__smallint): Likewise. (fctiwz__mem): New combiner pattern to prevent conversion of floating point to 32-bit integer from doing a direct move to the GPR registers to do a store. (fctiwz_): Break long line. 2017-05-05 Bin Cheng * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c. * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete. (addr_list, addr_offset_valid_p): New. (split_address_groups): Check offset validity with above function. (gt-tree-ssa-loop-ivopts.h): Include header file. 2017-05-05 Nathan Sidwell * config.gcc (arm*-*-*): Add missing 'fi'. 2017-05-05 Steve Ellcey * doc/invoke.texi (-fopt-info): Explicitly say order of options included in -fopt-info does not matter. * doc/optinfo.texi (-fopt-info): Fix description of default behavour. Explicitly say order of options included in -fopt-info does not matter. 2017-05-05 Thomas Preud'homme * config.gcc: Allow combinations of aprofile and rmprofile values for --with-multilib-list. * config/arm/t-multilib: New file. * config/arm/t-aprofile: Remove initialization of MULTILIB_* variables. Remove setting of ISA and floating-point ABI in MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS and MULTILIB_DIRNAMES respectively. Add comment to introduce all matches. Add architecture matches for marvel-pj4 and generic-armv7-a CPU options. * config/arm/t-rmprofile: Likewise except for the matches changes. * doc/install.texi (--with-multilib-list): Document the combination of aprofile and rmprofile values and warn about pitfalls in doing that. 2017-05-05 Wilco Dijkstra * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w. (movdi_aarch64): Likewise. 2017-05-05 Jakub Jelinek PR tree-optimization/80632 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop field. (build_arrays): Initialize it for virtual phis. (fix_phi_nodes): Use it for virtual phis. PR tree-optimization/80558 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize [x, y] op z into [x op, y op z] for op & or | if conditions are met. 2017-05-05 Andre Vieira Prakhar Bahuguna PR target/71607 * config/arm/arm.md (use_literal_pool): Remove. (64-bit immediate split): No longer takes cost into consideration if arm_disable_literal_pool is enabled. * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is used when arm_disable_literal_pool is enabled. (arm_max_const_double_inline_cost): Remove use of arm_disable_literal_pool. (push_minipool_fix): Add assert. (arm_reorg): Add return if arm_disable_literal_pool is enabled. * config/arm/vfp.md (no_literal_pool_df_immediate): New. (no_literal_pool_sf_immediate): New. 2017-05-05 Prathamesh Kulkarni PR tree-optimization/80613 * tree-ssa-dce.c (propagate_necessity): Remove cases for BUILT_IN_STRDUP and BUILT_IN_STRNDUP. 2017-05-05 Richard Biener * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify. 2017-05-05 Georg-Johann Lay * config/avr/avr.md [flag_strict_overflow]: Remove any occurence of this flag from insn conditions due to removal from r247495. 2017-05-05 Wilco Dijkstra * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr): New function. (arm_early_store_addr_dep_ptr): Likewise. * config/arm/aarch-common-protos.h (arm_early_load_addr_dep_ptr): Add prototype. (arm_early_store_addr_dep_ptr): Likewise. * config/arm/cortex-a53.md: Add new bypasses. 2017-05-05 Jakub Jelinek * tree.c (next_type_uid): Change type to unsigned. (type_hash_canon): Decrement back next_type_uid if freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES if possible. 2017-05-04 Martin Sebor * builtins.c: Fix a trivial typo in a comment. PR middle-end/79234 * builtins.c (check_sizes): Adjust to handle reading past the end. Avoid printing excessive upper bound of ranges. Use %E to print tree nodes instead of converting them to %wu. (expand_builtin_memchr): New function. (compute_dest_size): Rename... (compute_objsize): ...to this. (expand_builtin_memcpy): Adjust. (expand_builtin_mempcpy): Adjust. (expand_builtin_strcat): Adjust. (expand_builtin_strcpy): Adjust. (check_strncat_sizes): Adjust. (expand_builtin_strncat): Adjust. (expand_builtin_strncpy): Adjust and simplify. (expand_builtin_memset): Adjust. (expand_builtin_bzero): Adjust. (expand_builtin_memcmp): Adjust. (expand_builtin): Handle memcmp. (maybe_emit_chk_warning): Check strncat just once. 2017-05-04 Martin Sebor PR preprocessor/79214 PR middle-end/79222 PR middle-end/79223 * builtins.c (check_sizes): Add inlining context and issue warnings even when -Wno-system-headers is set. (check_strncat_sizes): Same. (expand_builtin_strncat): Same. (expand_builtin_memmove): New function. (expand_builtin_stpncpy): Same. (expand_builtin): Handle memmove and stpncpy. 2017-05-04 Bin Cheng * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr which is not used any more. 2017-05-04 Wilco Dijkstra * config/aarch64/aarch64.c (generic_tunings): Update prefetch model. 2017-05-04 Wilco Dijkstra * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4. (cortexa53_tunings): Likewise. (cortexa57_tunings): Likewise. (cortexa72_tunings): Likewise. (cortexa73_tunings): Likewise. 2017-05-04 Wilco Dijkstra * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4. Set loop alignment to 8. 2017-05-04 Martin Sebor PR translation/80280 * builtins.c (expand_builtin_object_size): Add missing quoting to %D and like directives. * hsa-gen.c (hsa_type_for_scalar_tree_type): Same. (hsa_type_for_tree_type): Same. (verify_function_arguments): Same. * symtab.c (symbol_table::change_decl_assembler_name): Same. * varasm.c (get_section): Same. (mark_weak): Same. 2017-05-04 Martin Sebor PR translation/80280 * config/i386/i386.c (ix86_function_versions): Quote a %D directive. 2017-05-04 Wilco Dijkstra * config/aarch64/aarch64.c (generic_addrcost_table): Change HI/TI mode setting. 2017-05-04 Martin Jambor PR tree-optimization/80622 * tree-sra.c (comes_initialized_p): New function. (build_accesses_from_assign): Only set write lazily when comes_initialized_p is false. (analyze_access_subtree): Use comes_initialized_p. (propagate_subaccesses_across_link): Assert !comes_initialized_p instead of testing for PARM_DECL. 2017-05-04 Kyrylo Tkachov * config/aarch64/aarch64.md (prefetch); Adjust predicate and constraint on operand 0 to allow more general addressing modes. Adjust output template. * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p): New function. * config/aarch64/aarch64-protos.h (aarch64_address_valid_for_prefetch_p): Declare prototype. * config/aarch64/constraints.md (Dp): New address constraint. * config/aarch64/predicates.md (aarch64_prefetch_operand): New predicate. 2017-05-04 Jan Hubicka * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter; update use of estimate_ipcp_clone_size_and_time. (estimate_local_effects): Update use of estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value. * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype. * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time): Return nonspecialized time. 2017-05-04 Richard Biener * tree-ssa-alias.c (get_continuation_for_phi): Improve looking for the last VUSE which def dominates the PHI. Directly call maybe_skip_until. (get_continuation_for_phi_1): Remove. 2017-05-04 Richard Sandiford * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary to explain the use of truncating division. Cap the number of iterations to the maximum given by nb_iterations_upper_bound, if defined. 2017-05-04 Thomas Preud'homme * configure.ac (--enable-mingw-wildcard): Add new configurable feature. * configure: Regenerate. * config.in: Regenerate. * config/i386/driver-mingw32.c: new file. * config/i386/x-mingw32: Add rule to build driver-mingw32.o. * config.host: Link driver-mingw32.o on MinGW host. * doc/install.texi: Document new --enable-mingw-wildcard configure option. 2017-05-04 Marek Polacek PR tree-optimization/80612 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P. 2017-05-04 Prakhar Bahuguna Andre Simoes Dias Vieira * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT. (movt splitter): Likewise. * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check. (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else block for Thumb-1 with MOVT. (thumb2_legitimate_address_p): Move code block ... (can_avoid_literal_pool_for_label_p): ... into this new function. (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and literal pool. (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for "M-profile targets with the MOVT instruction". 2017-05-04 Prakhar Bahuguna * config/arm/arm-builtins.c (arm_init_builtins): Rename __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename __builtin_arm_stfscr to __builtin_arm_set_fpscr. 2017-05-04 Martin Liska * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused variable cond_code. 2017-05-04 Richard Biener * tree.c (array_at_struct_end_p): Handle arrays at struct end with flexarrays more conservatively. Refactor and treat arrays of arrays or aggregates more strict. Fix VIEW_CONVERT_EXPR handling. Remove allow_compref argument. * tree.c (array_at_struct_end_p): Adjust prototype. * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust. * gimple-fold.c (get_range_strlen): Likewise. * tree-chkp.c (chkp_may_narrow_to_field): Likewise. 2017-05-04 Richard Biener PR tree-optimization/31130 * tree-vrp.c (needs_overflow_infinity): Remove as always returning false. (supports_overflow_infinity): Likewise. (is_negative_overflow_infinity): Likewise. (is_positive_overflow_infinity): Likewise. (is_overflow_infinity): Likewise. (stmt_overflow_infinity): Likewise. (overflow_infinity_range_p): Likewise. (usable_range_p): Remove as always returning true. (make_overflow_infinity): Remove. (negative_overflow_infinity): Likewise. (positive_overflow_infinity): Likewise. (avoid_overflow_infinity): Likewise. (set_value_range): Adjust accordingly. (set_value_range_to_nonnegative): Likewise, remove now unused overflow_infinity arg. (vrp_operand_equal_p): Adjust. (update_value_range): Likewise. (range_int_cst_singleton_p): Likewise. (operand_less_p): Likewise. (compare_values_warnv): Likewise. (extract_range_for_var_from_comparison_expr): Likewise. (vrp_int_const_binop): Likewise. (zero_nonzero_bits_from_vr): Likewise. (extract_range_from_multiplicative_op_1): Likewise. (extract_range_from_binary_expr_1): Likewise. (extract_range_from_unary_expr): Likewise. (extract_range_from_comparison): Likewise. (extract_range_basic): Likewise. (adjust_range_with_scev): Likewise. (compare_ranges): Likewise. (compare_range_with_value): Likewise. (dump_value_range): Likewise. (test_for_singularity): Likewise, remove strict_overflow_p parameter never used. (simplify_cond_using_ranges): Adjust. 2017-05-04 Pekka Jääskeläinen * brig-builtins.def: Added a builtin for class_f64. * builtin-types.def: Added a builtin type needed by class_f64. 2017-05-03 Jason Merrill * timevar.def: Add TV_CONSTEXPR. 2017-05-03 David Malcolm * common.opt (fdiagnostics-parseable-fixits): Fix typo. 2017-05-03 Martin Jambor * ipa-prop.c (ipa_update_after_lto_read): Removed. * ipa-prop.h (ipa_update_after_lto_read): Remove declaration. * ipa-cp.c (ipcp_propagate_stage): Do not call ipa_update_after_lto_read. * ipa-inline.c (ipa_inline): Likewise. 2017-05-03 Martin Jambor * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY tag. Added a default constructor and a destructor. (ipa_edge_args_sum_t): New class; (ipa_edge_args_sum): Declare. (ipa_edge_args_vector): Remove declaration. (IPA_EDGE_REF): Use ipa_edge_args_sum. (ipa_free_edge_args_substructures): Remove declaration. (ipa_check_create_edge_args): Use ipa_edge_args_sum. (ipa_edge_args_info_available_for_edge_p): Likewise. * ipa-prop.c (ipa_edge_args_vector): Removed. (edge_removal_hook_holder): Likewise. (edge_duplication_hook_holder): Likewise. (ipa_edge_args_sum): New variable. (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of ipa_edge_args_vector. (ipa_free_edge_args_substructures): Likewise. (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of ipa_edge_args_vector. (ipa_edge_removal_hook): Turned into method ipa_edge_args_sum_t::remove. (ipa_edge_duplication_hook): Turned into method ipa_edge_args_sum_t::duplicate. (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of registering edge hooks. (ipa_unregister_cgraph_hooks): Do not unregister edge hooks. * ipa-inline-analysis.c (estimate_function_body_sizes): Test ipa_edge_args_sum instead of ipa_edge_args_vector. * ipa-profile.c (ipa_profile): Likewise. 2017-05-03 Martin Jambor * symbol-summary.h (function_summary): New method exists. (function_summary::symtab_removal): Deallocate through release. (call_summary): New class. (gt_ggc_mx): New overload. (gt_pch_nx): Likewise. (gt_pch_nx): Likewise. 2017-05-03 Jeff Law PR tree-optimization/78496 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed from simplify_cond_using_ranges. Split off code to walk backwards through casts into ... (simplify_cond_using_ranges_2): New function. (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1. (execute_vrp): After identifying jump threads, call simplify_cond_using_ranges_2. 2017-05-03 Jan Hubicka PR bootstrap/80609 * ipa-inline.h (inline_summary): Add ctor. (create_ggc): Do not use ggc_cleared_alloc. 2017-05-03 Jeff Downs Rainer Orth * gcc.c (handle_braces): Support escaping in switch matching text. * doc/invoke.texi (Spec Files): Document it. Remove superfluous @code markup in items. 2017-05-03 David Malcolm * diagnostic-show-locus.c (struct column_range): New struct. (get_affected_columns): New function. (get_printed_columns): New function. (struct correction): New struct. (correction::ensure_capacity): New function. (correction::ensure_terminated): New function. (struct line_corrections): New struct. (line_corrections::~line_corrections): New dtor. (line_corrections::add_hint): New function. (layout::print_trailing_fixits): Reimplement in terms of the new classes. (selftest::test_overlapped_fixit_printing): New function. (selftest::diagnostic_show_locus_c_tests): Call it. 2017-05-03 Nathan Sidwell Canonicalize canonical type hashing * tree.h (type_hash_canon_hash): Declare. * tree.c (type_hash_list, attribute_hash_list): Move into type_hash_canon_hash. (build_type_attribute_qual_variant): Break out hash code calc into type_hash_canon_hash. (type_hash_canon_hash): New. Generic type hash computation. (build_range_type_1, build_array_type_1, build_function_type, build_method_type_directly, build_offset_type, build_complex_type, make_vector_type): Call it. 2017-05-03 Richard Biener * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): When all DRs have unknown misaligned do not always peel when there is a store but apply the same costing model as if there were only loads. 2017-05-03 Richard Biener Revert PR tree-optimization/80492 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle compare_base_decls returning dont-know properly. 2017-05-03 Thomas Preud'homme * config/arm/iterators.md (CCSI): New mode iterator. (arch): New mode attribute. * config/arm/sync.md (atomic_compare_and_swap_1): Rename into ... (atomic_compare_and_swap_1): This and ... (atomic_compare_and_swap_1): This. Use CCSI code iterator for success result mode. * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use the corresponding new insn generators. 2017-05-03 Bin Cheng Revert r247509 2017-05-02 Bin Cheng * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes. 2017-05-03 Richard Sandiford * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets. (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise. (DDR_A): Wrap DDR argument in brackets. (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise. (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise. (DDR_REVERSED_P): Likewise. 2017-05-03 Jakub Jelinek PR tree-optimization/79472 * tree-switch-conversion.c (struct switch_conv_info): Add contiguous_range and default_case_nonstandard fields. (collect_switch_conv_info): Compute contiguous_range and default_case_nonstandard fields, don't clear final_bb if contiguous_range and only the default case doesn't have the required structure. (check_all_empty_except_final): Set default_case_nonstandard instead of failing if contiguous_range and the default case doesn't have empty block. (check_final_bb): Add SWTCH argument, don't fail if contiguous_range and only the default case doesn't have the required constants. Skip virtual phis. (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW if default_case_nonstandard. (build_constructors): Build constant 1 just once. Assert that default values aren't inserted in between cases if contiguous_range. Skip virtual phis. (build_arrays): Skip virtual phis. (prune_bbs): Add DEFAULT_BB argument, don't remove that bb. (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard. Handle virtual phis. (gen_inbound_check): Handle default_case_nonstandard case. (process_switch): Adjust check_final_bb caller. Call gather_default_values with the first non-default case instead of default case if default_case_nonstandard. 2017-05-02 Nathan Sidwell * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i-- check. Fix formatting. 2017-05-02 Jan Hubicka * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff errors when comparing specialized and unspecialized times. 2017-05-02 David Malcolm * diagnostic-show-locus.c (layout::should_print_annotation_line_p): Make private. (layout::print_annotation_line): Make private. (layout::annotation_line_showed_range_p): Make private. (layout::show_ruler): Make private. (layout::print_source_line): Make private. Pass in line and line_width, rather than calling location_get_source_line. Drop returned value. (layout::print_leading_fixits): New method. (layout::print_any_fixits): Rename to... (layout::print_trailing_fixits): ...this, and make private. Don't print newline fixits. (diagnostic_show_locus): Move logic for printing one row into... (layout::print_line): ...this new function. Move the location_get_source_line call and error-handling from print_source_line to here. Call print_leading_fixits, and rename print_any_fixits to print_trailing_fixits. (selftest::test_fixit_insert_containing_newline): Update now that newlines are partially supported. (selftest::test_fixit_insert_containing_newline_2): New test. (selftest::test_fixit_replace_containing_newline): Update comments. (selftest::diagnostic_show_locus_c_tests): Call the new test. * edit-context.c (class added_line): New class. (class edited_line): Describe newline handling in comment. (edited_line::actually_edited_p): New method. (edited_line::print_content): Delete redundant decl. (edited_line::m_predecessors): New field. (edited_file::print_content): Call edited_line::print_content. (edited_file::print_diff): Update to support newlines. (edited_file::print_diff_hunk): Likewise. (edited_file::print_run_of_changed_lines): New function. (edited_file::print_diff_line): Convert to... (print_diff_line): ...this. (edited_file::get_effective_line_count): New function. (edited_line::edited_line): Initialize new field m_predecessors. (edited_line::~edited_line): Clean up m_predecessors. (edited_line::apply_fixit): Handle newlines. (edited_line::get_effective_line_count): New function. (edited_line::print_content): New function. (edited_line::print_diff_lines): New function. (selftest::test_applying_fixits_insert_containing_newline): New test. (selftest::test_applying_fixits_replace_containing_newline): New test. (selftest::insert_line): New function. (selftest::test_applying_fixits_multiple_lines): Add example of inserting a line. (selftest::edit_context_c_tests): Call the new tests. 2017-05-02 Bin Cheng * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete parameter cand. Update dump information. (get_computation_cost): Update uses. 2017-05-02 Bin Cheng * tree-ssa-loop-ivopts.c (get_computation_aff_1): New. (get_computation_aff): Reorder parameters. Use get_computation_aff_1. (get_computation_at, rewrite_use_address): Update use of get_computation_aff. 2017-05-02 Bin Cheng * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters. (get_computation): Delete. (get_computation_cost): Implement like get_computation_cost_at. Use get_computation_at. (get_computation_cost_at): Delete. (rewrite_use_nonlinear_expr): Use get_computation_at. (rewrite_use_compare, remove_unused_ivs): Ditto. 2017-05-02 Bin Cheng * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor. 2017-05-02 Bin Cheng * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs. (ivopts_global_cost_for_size): Rename parameter and update uses. (iv_ca_recount_cost): Update uses. (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and candidates seperately in n_invs and n_cands. (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto. 2017-05-02 Bin Cheng * tree-ssa-loop-ivopts.c (struct walk_tree_data): New. (find_inv_vars_cb): New. (find_depends): Renamed to ... (find_inv_vars): ... this. (add_candidate_1, force_var_cost): Call find_inv_vars. (split_address_cost, determine_group_iv_cost_cond): Ditto. 2017-05-02 Bin Cheng * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to inv_vars. Add inv_exprs. (struct iv_cand): Rename depends_on to inv_vars. (struct ivopts_data): Rename max_inv_id/n_invariant_uses to max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around. Refactor field used_inv_exprs from has_map to array n_inv_expr_uses. (dump_cand): Dump inv_vars. (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs. (record_invariant, find_depends, add_candidate_1): Ditto. (set_group_iv_cost, force_var_cost): Ditto. (split_address_cost, ptr_difference_cost, difference_cost): Ditto. (get_computation_cost_at, get_computation_cost): Ditto. (determine_group_iv_cost_generic): Ditto. (determine_group_iv_cost_address): Ditto. (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto. (determine_group_iv_costs): Ditto. (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size. (iv_ca_set_remove_invariants): Renamed to ... (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs. (iv_ca_set_no_cp): Use iv_ca_set_remove_invs. (iv_ca_set_add_invariants): Renamed to ... (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs. (iv_ca_set_cp): Use iv_ca_set_add_invs. (iv_ca_has_deps): Support inv_vars and inv_exprs. (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto. (create_new_ivs): Remove useless dump. 2017-05-02 Bin Cheng * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo iv_cand code. (determine_group_iv_cost_cond, determine_iv_cost): Ditto. (iv_ca_set_no_cp, create_new_iv): Ditto. 2017-05-02 Bin Cheng * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes. 2017-05-02 Xi Ruoyao * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of function tree_check2. 2017-05-02 Martin Liska * doc/gcov.texi: Add missing preposition. * gcov.c (function_info::function_info): Properly fill up all member variables. 2017-05-02 Tamar Christina * expr.c (expand_expr_real_2): Re-cost if previous costs are the same. 2017-05-02 Tamar Christina * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case. 2017-05-02 Martin Liska PR lto/77954. * lto-streamer-in.c (lto_read_tree_1): Remove LTO_STREAMER_DEBUG. * lto-streamer.c (struct tree_hash_entry): Likewise. (struct tree_entry_hasher): Likewise. (tree_entry_hasher::hash): Likewise. (tree_entry_hasher::equal): Likewise. (lto_streamer_init): Likewise. (lto_orig_address_map): Likewise. (lto_orig_address_get): Likewise. (lto_orig_address_remove): Likewise. * lto-streamer.h: Likewise. * tree-streamer-in.c (streamer_alloc_tree): Likewise. * tree-streamer-out.c (streamer_write_tree_header): Likewise. 2017-05-02 Sebastian Peryt * config/i386/avx512fintrin.h (_mm_mask_add_round_sd) (_mm_maskz_add_round_sd, _mm_mask_add_round_ss) (mm_maskz_add_round_ss, _mm_mask_sub_round_sd) (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss) (mm_maskz_sub_round_ss, _mm_mask_add_sd) (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss) (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss) (mm_maskz_sub_ss): New intrinsics. * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT) (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases. * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round) (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round) (__builtin_ia32_subss_mask_round): New builtins. * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT) (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types. * config/i386/sse.md (_vm3): Renamed to ... (_vm3): ... this. (v\t{%2, %1, %0|%0, %1, %2}): Changed to ... (v\t{%2, %1, %0|%0, %1, %2}): ... this. 2017-05-02 Martin Jambor PR tree-optimization/78687 * tree-sra.c (access): New field parent. (process_subtree_disqualification): New function. (disqualify_candidate): Call it. (build_accesses_from_assign): Reset write flag if creating an assighnment link. (build_access_subtree): Fill in parent field and also prpagate down grp_write flag. (create_artificial_child_access): New parameter set_grp_write, set grp_write to its value. (propagate_subaccesses_across_link): Also propagate grp_write flag values. (propagate_all_subaccesses): Push the closest parent back to work queue if add_access_to_work_queue returned true. 2017-05-02 Richard Biener * common.opt (fstrict-overflow): Alias negative to fwrapv. * doc/invoke.texi (fstrict-overflow): Remove all traces of -fstrict-overflow documentation. * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow. (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of flag_strict_overflow. * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow. * lto-opts.c (lto_write_options): Do not stream it. * lto-wrapper.c (merge_and_complain): Do not handle it. * opts.c (default_options_table): Do not set -fstrict-overflow. (finish_options): Likewise do not clear it when sanitizing. * simplify-rtx.c (simplify_const_relational_operation): Do not test flag_strict_overflow. 2017-05-02 Uros Bizjak * config/alpha/alpha.md (*add3_ieee): Merge to add3 using enabled attribute. (*sub3_ieee): Merge to sub3 using enabled attribute. (*mul3_ieee): Merge to mul3 using enabled attribute. (*div3_ieee): Merge to div3 using enabled attribute. (*sqrt2_ieee): Merge to sqrt2 using enabled attribute. (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute. (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute. (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute. (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute. (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute. (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute. 2017-05-02 Uros Bizjak * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG. 2017-05-02 Richard Biener PR tree-optimization/80591 Revert 2017-04-10 Richard Biener * tree-ssa-structalias.c (find_func_aliases): Properly handle asm inputs. 2017-05-02 Richard Biener PR tree-optimization/80549 * tree-cfgcleanup.c (mfb_keep_latches): New helper. (cleanup_tree_cfg_noloop): Create forwarders to known loop headers if they do not have a preheader. 2017-05-02 Martin Liska PR other/80589 * common.opt: Fix typo. * doc/invoke.texi: Likewise. 2017-05-01 Jan Beulich * config/i386/sse.md (xop_vpermil23): Do not allow operand swapping, add (x,x,m,x,n) alternative. 2017-05-01 Nathan Sidwell * calls.c (combine_pending_stack_adjustment_and_call): Remove unnecessary unadjusted_alignment check. 2017-05-01 Xi Ruoyao PR c++/80038 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree operations here. * gimplify.c (gimplify_cilk_detach): New function. (gimplify_call_expr, gimplify_modify_expr): Call it as needed. * tree-core.h: Document EXPR_CILK_SPAWN. * tree.h (EXPR_CILK_SPAWN): Define. 2017-05-01 David Malcolm * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite to use new fixit_hint representation, using the "replace" logic. (get_line_span_for_fixit_hint): Likewise. (layout::print_any_fixits): Likewise. (selftest::test_one_liner_many_fixits): Rename to... (selftest::test_one_liner_many_fixits_1): ...this, and update comment and expected output to reflect that the multiple fix-it hints are now consolidated into one insertion. (selftest::test_one_liner_many_fixits_2): New test. (selftest::test_diagnostic_show_locus_one_liner): Update for above. (selftest::test_fixit_consolidation): Update for fix-it API change. * diagnostic.c (print_parseable_fixits): Likewise. * edit-context.c (edited_line::m_line_events): Convert from auto_vec to auto_vec . (class line_event): Convert from abstract base class to a concrete class, taking over the role of replace_event. (class insert_event): Delete. (class replace_event): Rename to class line_event. Convert to half-open range. (edit_context::add_fixits): Reimplement. (edit_context::apply_insert): Delete. (edit_context::apply_replace): Rename to... (edit_context::apply_fixit): ...this. Convert to half-open range. (edited_file::apply_insert): Delete. (edited_file::apply_replace): Rename to... (edited_file::apply_fixit): ...this. (edited_line::~edited_line): Drop deletion of events. (edited_line::apply_insert): Delete. (edited_line::apply_replace): Rename to... (edited_line::apply_fixit): ...this. Convert to half-open range. Update for change to type of m_line_events. * edit-context.h (edit_context::apply_insert): Delete. (edit_context::apply_replace): Rename to... (edit_context::apply_fixit): ...this. 2017-05-01 Martin Sebor * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's known. 2017-05-01 Uros Bizjak PR target/68491 * config/i386/cpuid.h (__get_cpuid): Always return 0 when __get_cpuid_max returns 0. (__get_cpuid_count): Ditto. 2017-05-01 Eric Botcazou * tree.c (substitute_in_expr) : Also inline a call if the replacement expression is another instance of one of its arguments. 2017-05-01 Jakub Jelinek PR target/79430 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also check for stack push/pop autoinc. * config/i386/i386.c (ix86_agi_dependent): Return false if the only reason why modified_in_p returned true is that addr is SP based and set_insn is a push or pop. 2017-04-29 Jan Hubicka * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary overflow check. 2017-04-29 Jan Hubicka PR ipa/79224 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL. (account_size_time): Use two predicates - exec_pred and nonconst_pred_ptr. (evaluate_conditions_for_known_args): Compute both clause and nonspec_clause. (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause. (inline_summary_t::duplicate): Update. (estimate_function_body_sizes): Caluculate exec and nonconst predicates separately. (compute_inline_parameters): Likewise. (estimate_edge_size_and_time): Update caluclation of time. (estimate_node_size_and_time): Compute both time and nonspecialized time. (estimate_ipcp_clone_size_and_time): Update. (inline_merge_summary): Update. (do_estimate_edge_time): Update. (do_estimate_edge_size): Update. (do_estimate_edge_hints): Update. (inline_read_section, inline_write_summary): Stream both new predicates. * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time as argument. (compute_inlined_call_time): Cleanup. (big_speedup_p): Update. (edge_badness): Update. * ipa-inline.h (INLINE_TIME_SCALE): Remove. (size_time_entry): Replace predicate by exec_predicate and nonconst_predicate. (edge_growth_cache_entry): Cache both time nad nonspecialized time. (estimate_edge_time): Return also nonspec_time. (reset_edge_growth_cache): Update. 2017-04-29 Jakub Jelinek PR rtl-optimization/80491 * ifcvt.c (noce_process_if_block): When looking for x setter with missing else_bb, don't check only the insn right before cond_earliest, but look for the last insn that x is modified in within the same bb. PR rtl-optimization/80491 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs. 2017-04-29 Marc Glisse PR tree-optimization/80487 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy. 2017-04-29 Prathamesh Kulkarni PR tree-optimization/79697 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC. (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or BUILT_IN_STRNDUP. * gimple-fold.c (gimple_fold_builtin_realloc): New function. (gimple_fold_builtin): Call gimple_fold_builtin_realloc. 2017-04-28 Martin Sebor PR tree-optimization/80523 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable. (init_target_to_host_charmap, target_to_host, target_strtol10): New functions. (maybe_warn, format_directive, parse_directive): Use new functions. (pass_sprintf_length::execute): Call init_target_to_host_charmap. 2017-04-28 Marc Glisse * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations. 2017-04-28 Bernd Edlinger * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR, target_header_dir): Set correctly. * configure: Regenerated. * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe. (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR instead of SYSTEM_HEADER_DIR. 2017-04-28 Jan Hubicka * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal. (estimate_local_effects): Likewise. * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p, edge_badness, inline_small_functions, dump_overall_stats): LIkewise. * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining, estimate_ipcp_clone_size_and_time, do_estimate_edge_time, do_estimate_edge_time, estimate_edge_time): Likewise. * ipa-inline-analysis.c (estimate_node_size_and_time, estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise. (estimate_time_after_inlining): Remove. 2017-04-28 Martin Liska * doc/gcov.texi: Enhance documentation of gcov. 2017-04-28 Martin Liska * doc/gcov.texi: Sort options in alphabetic order. * doc/gcov-dump.texi: Likewise. * doc/gcov-tool.texi: Likewise. * gcov.c (print_usage): Likewise. * gcov-dump.c (print_usage): Likewise. * gcov-tool.c (print_merge_usage_message): Likewise. (print_rewrite_usage_message): Likewise. (print_overlap_usage_message): Likewise. 2017-04-28 Martin Liska PR gcov-profile/53915 * gcov.c (format_gcov): Print 'NAN %' when top > bottom. 2017-04-28 Martin Liska PR gcov-profile/79891 * gcov.c (add_line_counts): Assign BBs to lines just if the BB is marked by compiler as living on a line. (get_cycles_count): Remove usage of the union. (output_intermediate_file): Likewise. (find_source): Fix GNU coding style. (accumulate_line_counts): Remove old non-all block mode. (output_lines): Remove usage of the union. * profile.c (output_location): Include all BBs, even if belonging to a same line (and file) as a previous BB. 2017-04-28 Martin Liska * gcov.c (process_args): Handle new argument 'w'. (read_graph_file): Assign ID to BBs. (output_branch_count): Display BB # if verbose flag is set. (output_lines): Likewise for arcs. (print_usage): Add '--verbose' option help. * doc/gcov.texi: Document --verbose (-w) option. 2017-04-28 Martin Liska * gcov.c (struct block_location_info): New struct. (process_file): Fill up the new structure. (read_graph_file): Replace usage of encoding by the newly added struct. (add_line_counts): Likewise. (accumulate_line_counts): Remove usage of the union. (function_info::function_info): New function. (function_info::~function_info): Likewise. (process_file): Call delete instead of release_function. (release_function): Release the function. (release_structures): Call delete instead of release_function. (solve_flow_graph): Replace usage of num_blocks. (find_exception_blocks): Likewise. (output_lines): Fix GNU coding style. 2017-04-28 Martin Liska PR driver/56469 * coverage.c (coverage_remove_note_file): New function. * coverage.h: Declare the function. * toplev.c (finalize): Clean if an error has been seen. 2017-04-28 Martin Liska PR gcov-profile/80031 * gcov-dump.c (tag_blocks): Just print number of basic blocks. * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro. * gcov.c (read_graph_file): Read just number of blocks. * profile.c (branch_prob): Do not stream 0 flags per a basic block. 2017-04-28 Martin Liska * gcov-dump.c (tag_*): Add new argument to declarations. (dump_gcov_file): Likewise. (tag_blocks): Add and use new argument depth. (tag_arcs): Likewise. (tag_lines): Likewise. (tag_counters): Likewise. (tag_summary): Likewise. (dump_working_sets): Use depth to do a proper indentation. 2017-04-28 Jakub Jelinek PR bootstrap/80531 * cgraph.h (symtab_node::debug_symtab): No longer inline. * symtab.c (symtab_node::debug_symtab): Move definition here. 2017-04-28 Richard Biener * lto-streamer.h (LTO_major_version): Bump to 7. 2017-04-28 Richard Biener * tree-vrp.c (assert_info): New struct. (add_assert_info): New helper. (register_edge_assert_for_2): Refactor to add asserts to a vector of assert_info. (register_edge_assert_for_1): Likewise. (register_edge_assert_for): Likewise. (finish_register_edge_assert_for): New helper actually registering asserts where live on edge. (find_conditional_asserts): Adjust. (find_switch_asserts): Likewise. (evrp_dom_walker::try_find_new_range): Generalize. (evrp_dom_walker::before_dom_children): Use register_edge_assert_for. 2017-04-27 Marek Polacek PR sanitizer/80349 * fold-const.c (fold_binary_loc) : Convert arg10 and arg11 to itype. 2017-04-27 Jonathan Wakely * doc/extend.texi (Object Size Checking): Improve grammar. 2017-04-27 Richard Earnshaw PR target/80530 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure that the logic for permitting reciprocal estimates matches that in use_rsqrt_p. 2017-04-27 Jakub Jelinek PR c++/80534 * tree.c (type_cache_hasher::equal): Only compare TYPE_TYPELESS_STORAGE flag on non-aggregate element types. (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on non-aggregate element types. * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details about the flag on ARRAY_TYPEs in the comment, formatting fix. 2017-04-27 Richard Biener PR middle-end/80533 * emit-rtl.c (set_mem_attributes_minus_bitpos): When stripping ARRAY_REFs from MEM_EXPR make sure we're not keeping a reference to a trailing array. 2017-04-27 Richard Biener PR middle-end/80539 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not being in loop-closed SSA form conservatively. (chrec_fold_multiply_poly_poly): Likewise. 2017-04-27 Tamar Christina PR middle-end/79665 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR cases. 2017-04-27 Jakub Jelinek PR target/77728 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove. (aarch64_function_arg_alignment): Return unsigned int again, but still ignore TYPE_FIELDS chain decls other than FIELD_DECLs. (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller. Don't emit -Wpsabi note. (aarch64_function_arg_boundary): Likewise. (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment caller. 2017-04-26 Nathan Sidwell * tree.h (crc32_unsigned_n): Declare. (crc32_unsigned, crc32_unsigned): Make inline. * tree.c (crc32_unsigned_bits): Replace with ... (crc32_unsigned_n): ... this. (crc32_unsigned, crc32_byte): Remove. (crc32_string): Remove unnecessary braces. 2017-04-25 Jan Hubicka * ipa-cp.c (estimate_local_effects): Convert sreal to int. * ipa-inline-analysis.c (MAX_TIME): Remove. (account_size_time): Use sreal for time. (dump_inline_summary): Update. (estimate_function_body_sizes): Update. (estimate_edge_size_and_time): Update. (estimate_calls_size_and_time): Update. (estimate_node_size_and_time): Update. (inline_merge_summary): Update. (inline_update_overall_summary): Update. (estimate_time_after_inlining): Update. (inline_read_section): Update. (inline_write_summary): Update. * ipa-inline.c (compute_uninlined_call_time): Update. (compute_inlined_call_time): Update. (recursive_inlining): Update. (inline_small_functions): Update. (dump_overall_stats): Update. * ipa-inline.h: Include sreal.h. (size_time_entry): Turn time to sreal. (inline_summary): Turn self_time nad time to sreal. 2017-04-25 Jan Hubicka * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and data-streamer.h (sreal::stream_out, sreal::stream_in): New. * sreal.h (sreal::stream_out, sreal::stream_in): Declare. 2017-04-25 Jakub Jelinek * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the environment. 2017-04-25 Uros Bizjak PR target/70799 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle ASHIFTRT. (dimode_scalar_chain::compute_convert_gain): Ditto. (dimode_scalar_chain::make_vector_copies): Ditto. (dimode_scalar_chain::convert_reg): Ditto. (dimode_scalar_chain::convert_insn): Ditto. * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator. (VI248_AVX512BW_1): New mode iterator. (ashr3): Merge insn pattern with ashrv2di3 insn using VI248_AVX512BW_1 mode iterator. 2017-04-25 Martin Sebor PR tree-optimization/80497 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer constants are representable in HOST_WIDE_INT. (parse_directive): Ditto. 2017-04-25 Martin Sebor PR bootstrap/80486 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned. (new_zero_array): Adjust signature. (dom_info::dom_init): Used unsigned rather that size_t. (dom_info::dom_info): Same. 2017-04-25 Ramana Radhakrishnan Jakub Jelinek PR target/77728 * config/arm/arm.c: Include gimple.h. (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align returns negative, increment ncrn only if it returned positive. (arm_needs_doubleword_align): Return int instead of bool, ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain members, but if there is any such non-FIELD_DECL > PARM_BOUNDARY aligned decl, return -1 instead of false. (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align returns negative, increment nregs only if it returned positive. (arm_setup_incoming_varargs): Likewise. (arm_function_arg_boundary): Emit -Wpsabi note if arm_needs_doubleword_align returns negative, return DOUBLEWORD_ALIGNMENT only if it returned positive. 2017-04-25 Marek Polacek PR sanitizer/80349 * fold-const.c (fold_binary_loc) : Convert arg0's first argument to type. 2017-04-25 Bill Seurer PR target/80482 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change type checks to test for compatibility instead of equality. 2017-04-25 Ramana Radhakrishnan Jakub Jelinek PR target/77728 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New type. (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for the alignment computation, but return their maximum in warn_alignment. (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller. Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment is smaller. (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX. (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment caller. 2017-04-25 Claudiu Zissulescu * config/arc/simdext.md (dmpyh): Fix typo. 2017-04-25 Richard Biener PR tree-optimization/80492 * alias.c (compare_base_decls): Handle registers with asm specification conservatively. * tree-ssa-alias.c (decl_refs_may_alias_p): Handle compare_base_decls returning dont-know properly. 2017-04-25 Claudiu Zissulescu * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro. (legitimate_offset_address_p): New function. (arc_legitimate_address_p): Use above function. 2017-04-25 Claudiu Zissulescu * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls. 2017-04-25 Claudiu Zissulescu * config/arc/arc.c (arc_conditional_register_usage): Use ACCL, ACCH registers whenever they are available. 2017-04-25 Claudiu Zissulescu * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1 double regs fix when not used. 2017-04-25 Claudiu Zissulescu * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension core registers. (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise. (REG_OK_FOR_BASE_P_NONSTRICT): Likewise. 2017-04-25 Claudiu Zissulescu * config/arc/arc.c (arc_output_addsi): Check for h-register class when emitting short ADD instructions. 2017-04-25 Claudiu Zissulescu * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register constraint. (cmpsi_cc_c_insn): Likewise. (cbranchsi4_scratch): Compute proper instruction length using compact_hreg_operand. * config/arc/predicates.md (compact_hreg_operand): New predicate. 2017-04-25 Richard Biener PR middle-end/80509 * passes.c (pass_manager::pass_manager): Initialize m_name_to_pass_map. 2017-04-25 Richard Biener PR tree-optimization/79201 * tree-ssa-sink.c (statement_sink_location): Handle calls. 2017-04-25 Andreas Krebbel PR target/80464 * config/s390/vector.md: Split MEM->GPR vector moves for non-s_operand addresses. 2017-04-25 Andreas Krebbel PR target/79895 * config/s390/predicates.md (reload_const_wide_int_operand): New predicate. * config/s390/s390.md ("movti"): Remove d/P alternative. ("movti_bigconst"): New pattern definition. 2017-04-25 Dominik Vogt PR target/80080 * s390-protos.h (s390_expand_cs_hqi): Removed. (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes. * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer modes as well as CCZ1mode and CCZmode. (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new signature of s390_emit_compare_and_swap. (s390_expand_cs_hqi): Likewise, make static. (s390_expand_cs_tdsi): Generate an explicit compare before trying compare-and-swap, in some cases. (s390_expand_cs): Wrapper function. (s390_expand_atomic_exchange_tdsi): New backend specific expander for atomic_exchange. (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode. * config/s390/s390.md ("atomic_compare_and_swap"): Merge the patterns for small and large integers. Forbid symref memory operands. Move expander to s390.c. Require cc register. ("atomic_compare_and_swap_internal") ("*atomic_compare_and_swap_1") ("*atomic_compare_and_swapdi_2") ("*atomic_compare_and_swapsi_3"): Use s_operand to forbid symref memory operands. Remove CC mode and call s390_match_ccmode instead. ("atomic_exchange"): Allow and implement all integer modes. 2017-04-25 Dominik Vogt * config/s390/s390.md (define_peephole2): New peephole to help combining the load-and-test pattern with volatile memory. 2017-04-25 Dominik Vogt * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal with CCZmode for TARGET_Z196. 2017-04-25 Jakub Jelinek PR rtl-optimization/80501 * combine.c (make_compound_operation_int): Set subreg_code to SET even for AND with mask of the sign bit of mode. PR rtl-optimization/80500 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on sum's initial value. 2017-04-25 Julian Brown Naveen H.S * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation. 2017-04-25 Marc Glisse * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME. 2017-04-25 Julian Brown Naveen H.S * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation. (thunderx2t99_sha): New Reservation. 2017-04-25 Julian Brown Naveen H.S * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set): Fix type for 1-element load. 2017-04-24 Marc Glisse * match.pd (X/[ex]C CMP Y/[ex]C): New transformation. 2017-04-24 Martin Jambor PR tree-optimization/80293 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make char arrays not totally scalarizable if it is false. (analyze_all_variable_accesses): Pass correct value in the new parameter. Add a statistics counter. 2017-04-24 Jan Hubicka PR middle-end/79931 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE. 2017-04-24 Richard Biener PR tree-optimization/80494 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail out for complex types. 2017-04-24 Richard Biener * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype. * tree-ssa-sccvn.c (print_scc): Print SCC size. (extract_and_process_scc_for_name): Never fail but drop SCC to varying. (DFS): Adjust and never fail. (sccvn_dom_walker::fail): Remove. (sccvn_dom_walker::before_dom_children): Adjust. (run_scc_vn): Likewise and never fail. * tree-ssa-pre.c (pass_pre::execute): Adjust. (pass_fre::execute): Likewise. 2017-04-24 Richard Biener PR tree-optimization/79725 * tree-ssa-sink.c (statement_sink_location): Return whether failure reason was zero uses. Move that check later. (sink_code_in_bb): Deal with zero uses by removing the stmt if possible. 2017-04-24 Richard Biener PR c++/2972 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some pointer-based references. 2017-04-24 Richard Biener PR bootstrap/79814 * pass_manager.h (pass_manager::operator new): Remove. (pass_manager::operator delete): Likewise. * passes.c (pass_manager::operator new): Remove. (pass_manager::operator delete): Likewise. (pass_manager::pass_manager): Zero individual pass members. 2017-04-23 Uros Bizjak PR target/70799 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p) : Also consider variable shifts. Check "XEXP (src, 1)" operand here. : Check "XEXP (src, 1)" operand here. (dimode_scalar_chain::make_vector_copies): Detect count register of a shift instruction. Zero extend count register from QImode to DImode to satisfy vector shift pattern count operand predicate. Substitute vector shift count operand with a DImode copy. (dimode_scalar_chain::convert_reg): Ditto, zero-extend from vector register. 2017-04-21 Uros Bizjak * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv. Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern. (*insvqi_1_mem_rex64): Move above insv_1. Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern. (UNSPEC_NOREX_MEM): Remove definition. 2017-04-21 Richard Biener PR tree-optimization/79547 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp, bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p without any constraints. 2017-04-21 Richard Biener PR tree-optimization/78847 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR. 2017-04-21 Richard Biener * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO. (build_distinct_type_copy): Likewise. (build_variant_type_copy): Likewise. * tree.c (build_qualified_type): Pass down mem-stat info. (build_distinct_type_copy): Likewise. (build_variant_type_copy): Likewise. 2017-04-21 Richard Biener PR tree-optimization/80237 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument, defaulted to NULL. (phi_translate_1): Also allow a leader in AVAIL_OUT of pred for a simplified result. 2016-04-21 Richard Biener * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require sth as strict as a simple_iv but a chrec without symbols and an operand defined in the loop we are peeling (and not some subloop). (propagate_constants_for_unrolling): Propagate all constants. 2017-04-20 Uros Bizjak PR target/79804 * config/i386/i386.c (print_reg): Remove assert for disalowed regno values, call output_operand_lossage instead. 2017-04-20 Uros Bizjak PR target/78090 * config/i386/constraints.md (Yc): New register constraint. * config/i386/i386.md (*float2_mixed): Use Yc constraint for alternative 2 of operand 0. Remove preferred_for_speed attribute. 2017-04-20 Alexander Monakov * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and lastprivate clauses in SIMT case. 2017-04-20 Volker Reichelt * doc/invoke.texi (-Wextra-semi): Document new warning option. 2017-04-20 Richard Biener PR tree-optimization/57796 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters as N scalar stores. (vect_model_load_cost): Cost gathers as N scalar loads. 2017-04-20 Richard Biener * ggc-page.c (ggc_allocated_p): Rename to ... (safe_lookup_page_table_entry): ... this and return the lookup result. (gt_ggc_m_S): Use safe_lookup_page_table_entry. 2017-04-20 Richard Biener PR tree-optimization/80453 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members. * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs from the conditions. (vn_phi_eq): Pass them down. (vn_phi_lookup): Record them. (vn_phi_insert): Likewise. 2017-04-20 Matthew Fortune * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix uninitialized variable warning to avoid buffer overrun. 2017-04-20 Alexander Monakov PR other/71250 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning is suppressed for '{ 0 }' in C. 2017-04-20 Jakub Jelinek * BASE-VER: Set to 8.0.0. 2017-04-20 Thomas Preud'homme * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default priority .init_array and .fini_array section with SECTION_NOTYPE flag. 2017-04-20 Jakub Jelinek PR middle-end/80423 * tree.h (build_array_type): Add typeless_storage default argument. * tree.c (type_cache_hasher::equal): Also compare TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs. (build_array_type): Add typeless_storage argument, set TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to recursive call. (build_nonshared_array_type): Adjust build_array_type_1 caller. (build_array_type): Likewise. Add typeless_storage argument. 2017-04-19 Eric Botcazou Jakub Jelinek PR tree-optimization/80426 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive operation on symbolic operands, also compute the overflow for the invariant part when the operation degenerates into a negation. 2017-04-19 Jakub Jelinek PR debug/80461 * dwarf2out.c (modified_type_die, gen_type_die_with_usage): Check for t with zero TYPE_QUALS_NO_ADDR_SPACE. PR debug/80436 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses. 2017-04-19 Georg-Johann Lay PR target/80462 * config/avr/avr.c (tree.h): Include it. (cgraph.h): Include it. (avr_encode_section_info): Don't warn for uninitialized progmem variable if it's just an alias. 2017-04-19 Richard Biener PR ipa/65972 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA when needed by AutoPGO. 2017-04-19 Paulo J. Matos PR lto/50345 * doc/lto.texi: Remove an extra 'that'. 2017-04-19 Segher Boessenkool PR rtl-optimization/80429 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that are only used in debug insns. 2017-04-19 Eric Botcazou Vladimir Makarov * config/sparc/predicates.md (input_operand): Add comment. Return true for any memory operand when LRA is in progress. * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix. 2017-04-18 Jeff Law PR target/74563 * mips.md ({return,simple_return}_internal): Do not overwrite operands[0]. 2017-04-18 Jakub Jelinek PR tree-optimization/80443 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type, instead of adding 1, subtract -1 and similarly instead of subtracting 1 add -1. 2017-04-18 Richard Sandiford PR rtl-optimization/80357 * haifa-sched.c (tmp_bitmap): New variable. (model_recompute): Handle duplicate use records. (alloc_global_sched_pressure_data): Initialize tmp_bitmap. (free_global_sched_pressure_data): Free it. 2017-04-18 Bernd Edlinger Revert: 2017-02-20 Bernd Edlinger * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe. (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR instead of SYSTEM_HEADER_DIR. 2017-04-18 Jeff Law PR middle-end/80422 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have predecessors after walking up the insn chain. 2017-04-18 Jakub Jelinek PR debug/80263 * dwarf2out.c (modified_type_die): Try harder not to emit internal sizetype type into debug info. 2017-04-18 Michael Meissner PR target/80099 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate unneeded test for TARGET_UPPER_REGS_SF. * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise. 2017-04-18 Jakub Jelinek PR sanitizer/80444 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb instead of gsi_after_labels. 2017-04-18 Jeff Law * regcprop.c (maybe_mode_change): Avoid creating copies of the stack pointer. Revert: 2017-04-13 Jeff Law * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear in operands[1] if it is a MEM and TARGET_MIPS16 is active. 2017-04-18 Georg-Johann Lay PR target/79453 * config/avr/avr.c (intl.h): Include it. (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _(). 2017-04-18 Martin Liska PR gcov-profile/78783 * gcov-tool.c (gcov_output_files): Validate that destination file is either removed by the tool or by a user. 2017-04-14 Andrew Burgess Guy Benyei * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local block, and do not negate it, the stored id is already negative. 2017-04-14 Andrew Burgess * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax. 2017-04-14 Michael Meissner PR target/80098 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define masks of options that should be turned off if the VSX vector options are turned off. (OTHER_P8_VECTOR_MASKS): Likewise. (OTHER_VSX_VECTOR_MASKS): Likewise. * config/rs6000/rs6000.c (rs6000_option_override_internal): Call rs6000_disable_incompatible_switches to validate no type switches like -mvsx. (rs6000_incompatible_switch): New function to disallow turning on other vector options if -mno-vsx, -mno-power8-vector, or -mno-power9-vector are specified. 2017-04-14 Claudiu Zissulescu * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls. 2017-04-14 Claudiu Zissulescu * config/arc/arc-protos.h (arc_decl_pretend_args): Remove. * config/arc/arc.c (arc_decl_pretend_args): Likewise. * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise. (ARG_POINTER_CFA_OFFSET): Likewise. 2017-04-14 Claudiu Zissulescu * config/arc/arc.c (arc_mode_dependent_address_p): Relax conditions to take advantage of various optimizations. 2017-04-13 Jeff Law * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear in operands[1] if it is a MEM and TARGET_MIPS16 is active. (zero_extendsidi2_dext): Likewise. 2017-04-13 Jakub Jelinek PR sanitizer/80403 * fold-const.c (fold_ternary_loc): Revert use op0 instead of fold_convert_loc (loc, type, arg0) part of 2017-04-12 change. 2017-04-13 Vladimir Makarov PR rtl-optimization/80343 * lra-remat.c (update_scratch_ops): Assign original hard reg to new scratch pseudo. 2017-04-13 Denis Khalikov PR sanitizer/80414 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index to ubsan_encode_value. 2017-04-13 Jeff Law * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs appearing in DEBUG_INSNs. 2017-04-13 Martin Liska PR gcov-profile/80413 * gcov-io.c (gcov_write_string): Copy to buffer just when allocated size is greater than zero. 2017-04-13 Jakub Jelinek PR debug/80321 * dwarf2out.c (decls_for_scope): Ignore declarations of current_function_decl in BLOCK_NONLOCALIZED_VARS. 2017-04-12 Jan Hubicka PR lto/69953 * ipa-visibility.c (non_local_p): Fix typos. (localize_node): When localizing symbol in same comdat group, dissolve the group only when we know external symbols are going to be privatized. (function_and_variable_visibility): Do not localize DECL_EXTERNAL. 2017-04-12 Jakub Jelinek PR tree-optimization/79390 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand order does not result in usable sequence, retry with reversed operand order. PR sanitizer/80403 PR sanitizer/80404 PR sanitizer/80405 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use op0 instead of fold_convert_loc (loc, type, arg0). 2017-04-12 Jeff Law * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still has a delay slot in the generated code. * config/cris/cris.md (cris_preferred_reload_class): Return GENNONACR_REGS rather than GENERAL_REGS. 2017-04-12 Jakub Jelinek PR c/80163 * expr.c : For EXPAND_INITIALIZER determine SIGN_EXTEND vs. ZERO_EXTEND based on signedness of treeop0's type rather than signedness of the result type. 2017-04-12 Richard Biener Jeff Law PR tree-optimization/80359 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not trim stores to TARGET_MEM_REFs. 2017-04-12 Richard Biener PR tree-optimization/79390 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict threading case even more. 2017-04-12 Segher Boessenkool PR target/80382 * config/rs6000/sync.md (atomic_load, atomic_store Bernd Edlinger PR middle-end/79671 * alias.c (component_uses_parent_alias_set_from): Handle TYPE_TYPELESS_STORAGE. (get_alias_set): Likewise. * tree-core.h (tree_type_common): Add typeless_storage flag. * tree.h (TYPE_TYPELESS_STORAGE): New macro. * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE for types containing members with TYPE_TYPELESS_STORAGE. (place_field): Likewise. (layout_type): Likewise for ARRAY_TYPE. * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE. * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream TYPE_TYPELESS_STORAGE. * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise. 2017-04-12 Jakub Jelinek PR sanitizer/80349 * fold-const.c (fold_binary_loc) : Convert arg0's first argument to type. 2017-04-11 Bill Schmidt PR target/80376 PR target/80315 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return CONST0_RTX (mode) rather than const0_rtx where appropriate. (rs6000_expand_binop_builtin): Likewise. (rs6000_expand_ternop_builtin): Likewise; also add missing vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for vshasigma built-ins. * doc/extend.texi: Document that vec_xxpermdi's third argument must be a constant. 2017-04-11 Uros Bizjak * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain): Use shift_const cost parameter when calculating gain of STV shifts. 2017-04-11 Vladimir Makarov PR rtl-optimization/70478 * lra-constraints.c (process_alt_operands): Check memory for disfavoring memory insn operand. 2017-04-11 Jakub Jelinek PR middle-end/80100 * simplify-rtx.c (simplify_binary_operation_1) : Perform left shift in unsigned HOST_WIDE_INT type. PR rtl-optimization/80385 * simplify-rtx.c (simplify_unary_operation_1): Don't transform (not (neg X)) into (plus X -1) for complex or non-integral modes. PR libgomp/80394 * omp-low.c (scan_omp_task): Don't optimize away empty tasks if they have any depend clauses. 2017-04-11 Martin Liska PR ipa/80212 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local. * ipa-split.c (split_function): Create a local comdat symbol if caller is in a comdat group. 2017-04-11 Martin Liska PR ipa/80212 * ipa-cp.c (determine_versionability): Handle calls_comdat_local flags. 2017-04-11 Martin Sebor PR middle-end/80364 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and always use the int type. Use INTEGRAL_TYPE_P() rather than testing for INTEGER_TYPE. (directive::set_width, directive::set_precision, format_character): Adjust. (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for INTEGER_TYPE. 2017-04-11 Richard Earnshaw PR target/80389 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch conflict, set target->arch_name instead of target->cpu_name. 2017-04-11 Richard Biener PR tree-optimization/80374 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use build_zero_cst, remove fold_convertible_p check again. 2017-04-11 Martin Liska PR sanitizer/70878 * ubsan.c (instrument_object_size): Do not instrument register variables. 2017-04-11 Jakub Jelinek PR target/80381 * config/i386/i386-builtin-types.def (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT, V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT, V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT, V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT, V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT, V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT, V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT, V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT, V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT, V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT, V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT, V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT, V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT, V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT, V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT, V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT, V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT, V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases. * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask, __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask, __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask, __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask, __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask, __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask, __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask, __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask, __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask, __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask, __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask, __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask, __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask, __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask, __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask, __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask, __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask, __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask, __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask, __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask, __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask, __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask, __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask, __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask, __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask, __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask, __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask, __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type aliases. * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count flag to second_arg_count, handle 4 argument function type _COUNT aliases, handle second_arg_count on second argument rather than last. 2017-04-10 Jeff Law PR tree-optimization/80374 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to record anything if we can not convert integer_zero_node to the desired type. 2017-04-10 Kelvin Nilsen PR target/80108 * config/rs6000/rs6000.c (rs6000_option_override_internal): Enhance special handling given to the TARGET_P9_MINMAX option in relation to certain other options. 2017-04-10 Bin Cheng PR tree-optimization/80153 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and remove POINTER_PLUS_EXPR's base part directly, rather than through aff_tree. 2017-04-10 Richard Biener Bin Cheng PR tree-optimization/80153 * tree-affine.c (aff_combination_to_tree): Get base pointer from the first element of pointer type aff_tree. Build result expr in aff_tree's type. (add_elt_to_tree): Convert to type unconditionally. Remove other fold_convert calls. * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types. (rewrite_use_nonlinear_expr): Check invariant using iv information. 2017-04-10 Richard Biener * tree-ssa-structalias.c (find_func_aliases): Properly handle asm inputs. 2017-04-10 Vladimir Makarov PR rtl-optimization/70478 * lra-constraints.c (curr_small_class_check): New. (update_and_check_small_class_inputs): New. (process_alt_operands): Update curr_small_class_check. Disfavor alternative insn memory operands. Check available regs for small class operands. 2017-03-31 Matthew Fortune PR target/80057 * config/mips/mips.opt (-mvirt): Update description. * doc/invoke.texi (-mvirt): Likewise. 2017-04-10 Richard Biener PR middle-end/80362 * fold-const.c (fold_binary_loc): Look at unstripped ops when looking for NEGATE_EXPR in -A / -B to A / B folding. 2017-04-10 Martin Liska PR gcov-profile/80224 * gcov.c (print_usage): Fix usage string. (get_gcov_intermediate_filename): Remove. (output_gcov_file): Use both for normal and intermediate format. (generate_results): Do not initialize special file for intermediate format. 2017-04-10 Richard Biener PR tree-optimization/80304 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse for safelen. 2017-04-10 Nathan Sidwell PR target/79905 * config/rs6000/rs6000.c (rs6000_vector_type): New. (rs6000_init_builtins): Use it. 2016-04-10 Kyrylo Tkachov * config/arm/arm.md (): Add mode to SET source. (): Likewise. 2017-04-10 Richard Biener PR middle-end/80344 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs. 2017-04-10 Jakub Jelinek PR target/80324 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32, _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32, _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32, _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32, _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32, _mm512_reduce_max_epi32, _mm512_reduce_min_epu32, _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32, _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32, _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps, _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps, _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps, _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps, _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64, _mm512_reduce_and_epi64, _mm512_reduce_or_epi64, _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64, _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64, _mm512_reduce_min_epi64, _mm512_reduce_max_epi64, _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64, _mm512_reduce_min_epu64, _mm512_reduce_max_epu64, _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64, _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd, _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd, _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics. 2017-04-08 Vladimir Makarov PR rtl-optimization/70478 * lra-constraints.c: Reverse the last patch. 2017-04-08 Andreas Tobler * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME. Add comment for WCHAR_T. 2017-04-08 Martin Liska Revert: 2017-04-07 Martin Liska PR ipa/80212 * ipa-split.c (split_function): Add function part to a same comdat group. 2017-04-08 Aaron Sawdey PR target/80358 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check. 2017-04-07 Pat Haugen * rs6000/rs6000.c (vec_load_pendulum): Rename... (vec_pairing): ...to this. (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns. (rs6000_sched_init): Adjust for name change. (struct rs6000_sched_context): Likewise. (rs6000_init_sched_context): Likewise. (rs6000_set_sched_context): Likewise. 2017-04-07 Jakub Jelinek PR target/80322 PR target/80323 PR target/80325 PR target/80326 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New intrinsics. * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int, _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd, _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise. 2017-04-07 Andreas Tobler * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE. 2017-04-07 Vladimir Makarov PR rtl-optimization/70703 * ira-color.c (update_conflict_hard_regno_costs): Use int64_t instead of HOST_WIDE_INT. 2017-04-07 Vladimir Makarov PR rtl-optimization/70478 * lra-constraints.c (process_alt_operands): Disfavor alternative insn memory operands. 2017-04-07 Jeff Law * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a CALL and NOTE_INSN_CALL_ARG_LOCATION. 2017-04-07 Martin Liska PR target/79889 * config/aarch64/aarch64.c (aarch64_process_target_attr): Show error message instead of an ICE. 2017-04-07 Martin Liska PR ipa/80212 * ipa-split.c (split_function): Add function part to a same comdat group. 2017-04-07 Richard Biener PR middle-end/80341 * tree.c (get_unwidened): Also handle ! for_type case for INTEGER_CSTs. * convert.c (do_narrow): Split out from ... (convert_to_integer_1): ... here. Do not pass final truncation type to get_unwidened for TRUNC_DIV_EXPR. 2017-04-07 Richard Biener * tree-affine.c (wide_int_ext_for_comb): Take type rather than aff_tree. (aff_combination_const): Adjust. (aff_combination_scale): Likewise. (aff_combination_add_elt): Likewise. (aff_combination_add_cst): Likewise. (aff_combination_convert): Likewise. (add_elt_to_tree): Likewise. Remove unused argument. (aff_combination_to_tree): Adjust calls to add_elt_to_tree. 2017-04-07 Sebastian Huber * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default definition. * config/arm/arm.c (arm_default_short_enums): Use ARM_DEFAULT_SHORT_ENUMS. * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define. 2017-04-06 Jakub Jelinek PR debug/80234 * dwarf2out.c (gen_member_die): Handle C++17 inline static data members with redundant out-of-class redeclaration. 2017-04-06 Uros Bizjak PR target/80286 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern. * config/i386/i386.md (*zero_extendsidi2): Add (?*x,*x) and (?*v,*v) alternatives. 2017-04-06 Uros Bizjak PR target/79733 * config/i386/i386.c (ix86_expand_builtin) : Determine insn operand mode from insn data. Convert operands to insn operand mode. Copy operands that don't satisfy insn predicate to a register. 2017-04-06 Sam Thursfield * config/rs6000/x-aix: Increase memory limit for genautomata on AIX. Update comments. 2017-04-06 Richard Biener PR tree-optimization/80334 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly preserve alignment of accesses. 2017-04-06 Richard Biener PR tree-optimization/80262 * tree-sra.c (build_ref_for_offset): Preserve address-space information. * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Drop useless address-space information on MEM_REF offsets. 2017-04-05 Andreas Schwab * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type. 2017-04-05 Vladimir Makarov PR rtl-optimization/70703 * ira-color.c (update_conflict_hard_regno_costs): Use HOST_WIDE_INT instead of long. 2017-04-05 Uros Bizjak PR target/80298 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is not defined for x86_64 target. Add -mmmx target option when __SSE2__ is not defined. * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined for x86_64 target. Handle -m3dnowa option. 2017-04-05 Vladimir Makarov PR rtl-optimization/70703 * ira-color.c (update_costs_from_allocno): Use the smallest mode. (update_conflict_hard_regno_costs): Use long instead of unsigned arithmetic for cost calculation. 2017-04-05 Jakub Jelinek Bernd Edlinger PR sanitizer/80308 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value for big endian. 2017-04-05 Eric Botcazou PR target/78002 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace ptr_mode with Pmode throughout. * config/aarch64/aarch64.md (probe_stack_range_ PR target/79890 * config/s390/s390.c (s390_register_info_gprtofpr): Return if call_eh_return is true. 2017-04-05 Andreas Krebbel * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Initialize last_match_fntype_index. 2017-04-05 Jakub Jelinek PR target/80310 * tree-nvr.c: Include internal-fn.h. (pass_return_slot::execute): Ignore internal calls without direct optab. 2017-04-04 Jakub Jelinek Richard Biener PR c++/80297 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr captures used multiple times, except for the last use. * generic-match-head.c: Include gimplify.h. 2017-04-04 Jakub Jelinek PR tree-optimization/79390 * target.h (struct noce_if_info): Declare. * targhooks.h (default_noce_conversion_profitable_p): Declare. * target.def (noce_conversion_profitable_p): New target hook. * ifcvt.h (struct noce_if_info): New type, moved from ... * ifcvt.c (struct noce_if_info): ... here. (noce_conversion_profitable_p): Renamed to ... (default_noce_conversion_profitable_p): ... this. No longer static nor inline. (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith, noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p instead of noce_conversion_profitable_p. * config/i386/i386.c: Include ifcvt.h. (ix86_option_override_internal): Don't override PARAM_MAX_RTL_IF_CONVERSION_INSNS default. (ix86_noce_conversion_profitable_p): New function. (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine. * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment. * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add. * doc/tm.texi: Regenerated. 2017-04-04 Bill Schmidt * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar correction. 2017-04-04 Thomas Preud'homme PR target/80307 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32 instructions for small multiply cores. 2017-04-04 Jeff Law * config/mips/mips.c (mips_multi_add): Zero initialize the newly added member. (mips_expand_vec_perm_const): Initialize elements in orig_perm that are not set by the loop over the elements. 2017-04-04 Jakub Jelinek PR target/80286 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar int mode, convert_modes it to mode as unsigned, otherwise use lowpart_subreg to mode rather than SImode. * config/i386/sse.md (ashr3, ashr3, ashr3, 3): Use DImode instead of SImode for the shift count operand. * config/i386/mmx.md (mmx_ashr3, mmx_3): Likewise. 2017-04-04 Richard Biener PR middle-end/80281 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned arithmetic done for the negate or the plus. Simplify. (A - (-B) -> A + B): Likewise. * fold-const.c (split_tree): Make sure to not negate pointers. 2017-04-04 Segher Boessenkool PR rtl-optimization/60818 * simplify-rtx.c (simplify_binary_operation_1): Do not replace a compare of comparisons with the thing compared if this results in a different machine mode. 2017-04-03 Jonathan Wakely * alias.c (base_alias_check): Fix typo in comment. * cgraph.h (class ipa_polymorphic_call_context): Likewise. * cgraphunit.c (symbol_table::compile): Likewise. * collect2.c (maybe_run_lto_and_relink): Likewise. * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise. * config/avr/avr-arch.h (avr_arch_info_t): Likewise. * config/avr/avr.c (avr_map_op_t): Likewise. * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise. * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise. * config/epiphany/epiphany.md (movcc): Likewise. * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise. * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue): Likewise. * config/mips/mips.c (mips_save_restore_reg): Likewise. * config/rx/rx.c (rx_is_restricted_memory_address): Likewise. * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise. * config/sh/sh.c (sh_rtx_costs): Likewise. * fold-const.c (fold_truth_andor): Likewise. * genautomata.c (collapse_flag): Likewise. * gengtype.h (struct type::u::s): Likewise. * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise. * input.c (FORMAT_AMOUNT): Likewise. * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector) (known_aggs_to_agg_replacement_list): Likewise. * ipa-inline-analysis.c: Likewise. * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise. * ipa-polymorphic-call.c (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise. * loop-unroll.c (analyze_insn_to_expand_var): Likewise. * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos): Likewise. * modulo-sched.c (apply_reg_moves): Likewise. * omp-expand.c (build_omp_regions_1): Likewise. * trans-mem.c (struct tm_wrapper_hasher): Likewise. * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise. * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise. * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise. * value-prof.c: Likewise. * var-tracking.c (val_reset): Likewise. 2017-04-03 Richard Biener PR tree-optimization/80275 * fold-const.c (split_address_to_core_and_offset): Handle POINTER_PLUS_EXPR. 2017-04-03 Eric Botcazou * tree-nested.c (get_descriptor_type): Make sure that the alignment of descriptors is at least equal to that of functions. 2017-04-02 Uros Bizjak * config/i386/sse.md (movdi_to_sse): Add missing DONE. 2017-04-02 Uros Bizjak PR target/80250 * config/i386/sse.md (mov): Remove insn pattern. (mov): New expander. (*mov_internal): New insn and split pattern. 2017-03-31 Segher Boessenkool PR rtl-optimization/79405 * fwprop.c (propagations_left): New variable. (forward_propagate_into): Decrement it. (fwprop_init): Initialize it. (fw_prop): If the variable has reached zero, stop propagating. (fwprop_addr): Ditto. 2017-03-31 Jakub Jelinek PR debug/79255 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is a FUNCTION_DECL, pass it as decl instead of origin to process_scope_var. 2017-03-31 Alexander Monakov * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format string. 2017-03-31 Pat Haugen PR target/80107 * config/rs6000/rs6000.md (extendhi2): Add test for TARGET_VSX_SMALL_INTEGER. 2017-03-31 Bill Schmidt * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add reference to the OpenPOWER 64-Bit ELF V2 ABI Specification. 2017-03-31 Matthew Fortune * config/mips/mips-msa.md (msa_vec_extract_): Update extraction from odd-numbered MSA register. 2017-03-31 Jakub Jelinek PR middle-end/80173 * expmed.c (store_bit_field_1): Don't attempt to create a word subreg out of hard registers wider than word if they have HARD_REGNO_NREGS of 1 for their mode. PR middle-end/80163 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending conversions to integer types wider than word and pointer. PR debug/80025 * cselib.h (rtx_equal_for_cselib_1): Add depth argument. (rtx_equal_for_cselib_p): Pass 0 to it. * cselib.c (cselib_hasher::equal): Likewise. (rtx_equal_for_cselib_1): Add depth argument. If depth is 128, don't look up VALUE locs and punt. Increment depth in recursive calls when walking VALUE locs. 2017-03-31 Bernd Edlinger * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes. (make_gcov_file_name): Use the canonical path name for generating the MD5 value. (read_line): Fix handling of files with ascii null bytes. 2017-03-30 Matthew Fortune * config/mips/mips.c (mips_expand_vector_init): Create a const_vector to initialise a vector register instead of using a const_int. 2017-03-30 Jakub Jelinek PR translation/80189 * gimplify.c (omp_default_clause): Use %qs instead of %s in diagnostic messages. 2017-03-30 Peter Bergner PR target/80246 * config/rs6000/dfp.md (dfp_dxex_): Update mode of operand 0. (dfp_diex_): Update mode of operand 1. * doc/extend.texi (dxex, dxexq): Document change to return type. (diex, diexq): Document change to argument type. 2017-03-30 Martin Jambor PR ipa/77333 * cgraph.h (cgraph_build_function_type_skip_args): Declare. * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that it reflects the signature changes performed at the callee side. * cgraphclones.c (build_function_type_skip_args): Make public, renamed to cgraph_build_function_type_skip_args. (build_function_decl_skip_args): Adjust call to the above function. 2017-03-30 Jakub Jelinek PR target/80206 * config/i386/sse.md (_vextract_mask): Use register as dest whenever it is a MEM not rtx_equal_p to the corresponding dup operand, and when forcing into reg move the reg into the memory afterwards. (_vextract_mask): Likewise. Use instead of for the force_reg mode. (avx512vl_vextractf128): Use register as dest either always when a MEM, or when it is a MEM not rtx_equal_p to the corresponding dup operand, or even not when it is a CONST_VECTOR depending on the mode and lo vs. hi. (avx512dq_vextract64x2_1_maskm): Remove extraneous parens. (avx512f_vextract32x4_1_maskm): Likewise. (avx512dq_vextract64x2_1): Likewise. Require that operands[2] is even. (avx512f_vextract32x4_1): Remove extraneous parens. Require that operands[2] is a multiple of 4. (vec_extract_lo_): Don't bother testing if operands[0] is a MEM if , the predicates/constraints disallow memory then. 2017-03-30 Richard Biener PR tree-optimization/77498 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications to non-constants over backedges. 2017-03-29 Segher Boessenkool PR rtl-optimization/80233 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns as last_combined_insn. Do not test for BARRIER_P separately. 2017-03-29 Andreas Schwab PR ada/80146 * calls.c (prepare_call_address): Convert funexp to Pmode before copying to temp reg. 2017-03-29 Bill Schmidt PR tree-optimization/80158 * gimple-ssa-strength-reduction.c (replace_mult_candidate): Handle possible future case of more than one alternate interpretation. (replace_rhs_if_not_dup): Likewise. (replace_one_candidate): Likewise. 2017-03-28 Vladimir Makarov PR rtl-optimization/80193 * ira.c (ira): Do not check allocation for LRA. 2017-03-28 Alexander Monakov * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare. (nvptx_output_simt_exit): Declare. * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use cfun->machine->unisimt_location. Handle NULL unisimt_predicate. (init_softstack_frame): Move initialization of crtl->is_leaf to... (nvptx_declare_function_name): ...here. Emit declaration of local memory space buffer for omp_simt_enter insn. (nvptx_output_unisimt_switch): New. (nvptx_output_softstack_switch): New. (nvptx_output_simt_enter): New. (nvptx_output_simt_exit): New. * config/nvptx/nvptx.h (struct machine_function): New fields has_simtreg, unisimt_location, simt_stack_size, simt_stack_align. * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec. (UNSPECV_SIMT_EXIT): Ditto. (omp_simt_enter_insn): New insn. (omp_simt_enter): New expansion. (omp_simt_exit): New insn. * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option. * internal-fn.c (expand_GOMP_SIMT_ENTER): New. (expand_GOMP_SIMT_ENTER_ALLOC): New. (expand_GOMP_SIMT_EXIT): New. * internal-fn.def (GOMP_SIMT_ENTER): New internal function. (GOMP_SIMT_ENTER_ALLOC): Ditto. (GOMP_SIMT_EXIT): Ditto. * target-insns.def (omp_simt_enter): New insn. (omp_simt_exit): Ditto. * omp-low.c (struct omplow_simd_context): New fields simt_eargs, simt_dlist. (lower_rec_simd_input_clauses): Implement SIMT privatization. (lower_rec_input_clauses): Likewise. (lower_lastprivate_clauses): Handle SIMT privatization. * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h. (ompdevlow_adjust_simt_enter): New. (find_simtpriv_var_op): New. (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER, IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT. * tree-inline.h (struct copy_body_data): New field dst_simt_vars. * tree-inline.c (expand_call_inline): Handle SIMT privatization. (copy_decl_for_dup_finish): Ditto. * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER. 2017-03-28 Uros Bizjak PR target/53383 * config/i386/i386.c (ix86_option_override_internal): Always allow -mpreferred-stack-boundary=3 for 64-bit targets. 2017-03-28 Bin Cheng * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop. 2017-03-28 Bin Cheng * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and mark new edge's irreducible flag accordign to it. (vect_do_peeling): Check loop preheader edge's irreducible flag and pass it to function slpeel_add_loop_guard. 2017-03-28 Richard Sandiford PR tree-optimization/80218 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Update block frequencies and counts. 2017-03-28 Richard Biener PR tree-optimization/78644 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value of a simplification result we may not use it at all. 2017-03-28 Richard Biener PR ipa/80205 * tree-inline.c (copy_phis_for_bb): Do not create PHI node without arguments, generate default definition of a SSA name. 2017-03-28 Richard Biener PR middle-end/80222 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch TYPE_REF_CAN_ALIAS_ALL references. * fold-const.c (fold_indirect_ref_1): Likewise. 2017-03-28 Martin Liska PR ipa/80104 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a thunk call as DECL_GIMPLE_REG_P when vector or complex type. 2017-03-28 Claudiu Zissulescu Thomas Petazzoni * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec. (EXTRA_SPECS): Define. (SUBTARGET_EXTRA_SPECS): Likewise. (SUBTARGET_CPP_SPEC): Likewise. * config/arc/elf.h (EXTRA_SPECS): Renamed to SUBTARGET_EXTRA_SPECS. * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define. 2017-03-28 Claudiu Zissulescu * config/arc/simdext.md (vst64_insn): Update pattern. (vld32wh_insn): Likewise. (vld32wl_insn): Likewise. (vld64_insn): Likewise. (vld32_insn): Likewise. 2017-03-28 Marek Polacek PR sanitizer/80067 * fold-const.c (fold_comparison): Use protected_set_expr_location instead of SET_EXPR_LOCATION. 2017-03-28 Markus Trippelsdorf * tree.c (add_expr): Avoid name lookup warning. 2017-03-27 Jeff Law PR tree-optimization/80216 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in function name. Limit recursion depth. (record_temporary_equivalences): Corresponding changes. 2017-03-27 Jonathan Wakely * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is covered first. 2017-03-27 Jakub Jelinek PR target/80102 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related notes. * cfgcleanup.c (reg_note_cfa_p): New array. (insns_have_identical_cfa_notes): New function. (old_insns_match_p): Don't cross-jump in between /f and non-/f instructions. If both i1 and i2 are frame related, verify all CFA notes, their order and content. 2017-03-27 Michael Meissner PR target/78543 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap HImode and SImode with zero extend to DImode to one insn. (bswap2_extenddi): Likewise. (bswapsi2_extenddi): Likewise. (bswaphi2_extendsi): Likewise. (bswaphi2): Combine bswap HImode and SImode into one insn. Separate memory insns from swapping register. (bswapsi2): Likewise. (bswap2): Likewise. (bswaphi2_internal): Delete, no longer used. (bswapsi2_internal): Likewise. (bswap2_load): Split bswap HImode/SImode into separate load, store, and gpr<-gpr swap insns. (bswap2_store): Likewise. (bswaphi2_reg): Register only splitter, combine with the splitter. (bswaphi2 splitter): Likewise. (bswapsi2_reg): Likewise. (bswapsi2 splitter): Likewise. (bswapdi2): If we have the LDBRX and STDBRX instructions, split the insns into load, store, and register/register insns. (bswapdi2_ldbrx): Likewise. (bswapdi2_load): Likewise. (bswapdi2_store): Likewise. (bswapdi2_reg): Likewise. 2017-03-27 Gunther Nikl * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case. (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise. 2017-03-27 Kelvin Nilsen PR target/80103 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and add comments. * config/rs6000/rs6000.c (rs6000_option_override_internal): Add special handling for target option conflicts between dform options (-mpower9-dform, -mpower9-dform-vector, -mpower9-dform-scalar) and -mno-direct-move. 2017-03-27 Richard Biener PR tree-optimization/80181 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED. 2017-03-27 Claudiu Zissulescu * config/arc/predicates.md (move_double_src_operand): Replace the call to move_double_src_operand with a call to address_operand. 2017-03-27 Claudiu Zissulescu * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define. * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise. * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT. 2017-03-27 Claudiu Zissulescu * config/arc/predicates.md (long_immediate_loadstore_operand): Consider scaled addresses cases. 2017-03-27 Claudiu Zissulescu * config/arc/arc.c (arc_epilogue_uses): BLINK should be also restored when in interrupt. * config/arc/arc.md (simple_return): ARCv2 rtie instruction doesn't have delay slot. 2017-03-27 Richard Biener PR ipa/79776 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip inlined thunk clones. 2017-03-27 Jakub Jelinek PR sanitizer/80168 * asan.c (instrument_derefs): Copy over last operand from original COMPONENT_REF to the new COMPONENT_REF with DECL_BIT_FIELD_REPRESENTATIVE. * ubsan.c (instrument_object_size): Likewise. 2017-03-27 Richard Biener PR tree-optimization/80170 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make sure DR/SCEV didnt fold in constants we do not see when looking at the reference base alignment. 2017-03-27 Richard Biener PR middle-end/80171 * gimple-fold.c (fold_ctor_reference): Properly guard against NULL return value from canonicalize_constructor_val. 2017-03-25 Uros Bizjak PR target/80180 * config/i386/i386.c (ix86_expand_builtin) : Do not expand arg0 between flags reg setting and flags reg using instructions. : Ditto. Use non-flags reg clobbering instructions to zero extend op2. 2017-03-25 Gerald Pfeifer * doc/install.texi (Configuration) <--with-aix-soname>: Update link to AIX ld. 2017-03-25 Bernd Schmidt PR rtl-optimization/80160 PR rtl-optimization/80159 * lra-assigns.c (must_not_spill_p): Tighten new test to also take reg_alternate_class into account. 2017-03-24 Vladimir Makarov PR target/80148 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos to consider in curr_insn_transform. 2017-03-24 Jakub Jelinek * genrecog.c (validate_pattern): Add VEC_SELECT validation. * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits and emit_mode_inner. 2017-03-24 Andreas Krebbel * config/s390/s390-builtins.def: Add VXE builtins. Add a flags argument to the overloaded builtin variants. Use the new flag to deprecate certain builtin variants. * config/s390/s390-builtin-types.def: Add new builtin types. * config/s390/s390-builtins.h: Support new flags field for overloaded builtins. * config/s390/s390-c.c (OB_DEF_VAR): New flags field. (s390_macro_to_expand): Enable vector float data type. (s390_cpu_cpp_builtins_internal): Indicate support of the new builtins by incrementing the __VEC__ version number. (s390_expand_overloaded_builtin): Support expansion of vec_xl and vec_xst. (s390_resolve_overloaded_builtin): Emit error messages depending on the builtin flags. * config/s390/s390.c (s390_expand_builtin): Support additional flags argument. Change error message to match the messages emitted in s390-c.c. * config/s390/s390.md: New UNSPEC_* constants. (op_type): Add new instruction types. * config/s390/vecintrin.h: Add new builtins and test data class constants. * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF. (V_HW_4, VEC_HW, VECF_HW): New mode iterators. (VEC_INEXACT, VEC_NOINEXACT): New constants. ("vec_splats", "vec_insert", "vec_promote") ("vec_insert_and_zero", "vec_mergeh") ("vec_mergel"): V_HW -> VEC_HW. ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di") ("vmslg", "*vftci_cconly", "vftci_intcconly") ("*vftci", "vftci_intcc", "vec_double_s64") ("vec_double_u64", "vfmin", "vfmax"): New definition. ("and_av2df3", "and_cv2df3", "vec_andc_av2df3") ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3") ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs") ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition. ("vec_all_v2df", "vec_any_v2df") ("vec_scatter_elementv4si_DI", "vec_cmpv2df") ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64") ("vfidb", "*vldeb", "*vledb", "*vec_cmpv2df_cconly") ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc") ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc") ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ... ("vec_all_", "vec_any_") ("vec_scatter_element_DI") ("vec_cmp", "vcdgb", "vcdlgb", "vclgdb") ("vec_fpint", "vflls") ("vflrd", "*vec_cmp_cconly", "vec_cmpeq_cc") ("vec_cmpeq_cc", "vec_cmph_cc", "vec_cmphe_cc") ("*vec_cmpeq_cc", "*vec_cmph_cc") ("*vec_cmphe_cc"): ... these. ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding mode constant instead of magic value. 2017-03-24 Andreas Krebbel * config/s390/s390.c (s390_expand_vec_compare): Support other vector floating point modes than just V2DF. (s390_expand_vcond): Likewise. (s390_hard_regno_mode_ok): Allow SFmode values in VRs. (s390_cannot_change_mode_class): Prevent mode changes between TF and V1TF in vector registers. * config/s390/s390.md (DF, SF): New mode attributes. ("*cmp_ccs", "add3", "sub3", "mul3") ("fma4", "fms4", "div3", "*neg2"): Add SFmode support for VRs. * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new vector fp modes. (VFT, VF_HW): New mode iterators. (vw, sdx): New mode attributes. ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2") ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2") ("smaxv2df3", "sminv2df3", "*vec_cmpv2df_nocc") ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df") ("vec_unorderedv2df"): Adjust the v2df only patterns to support also the new vector floating point modes. Renaming to ... ("add3", "sub3", "mul3", "div3") ("sqrt2", "fma4", "fms4", "neg2") ("abs2", "negabs2", "smax3") ("smin3", "*vec_cmp_nocc") ("vec_cmpuneq", "vec_cmpltgt", "vec_ordered") ("vec_unordered"): ... these. ("neg_fma4", "neg_fms4", "*smax3_vxe") ("*smin3_vxe", "*sminv2df3_vx", "*vec_extendv4sf") ("*vec_extendv2df"): New insn definitions. 2017-03-24 Andreas Krebbel * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3") ("mulditi3_2", "*muldi3_sign"): New patterns. ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and rename the pattern definition. 2017-03-24 Andreas Krebbel * config/s390/s390.md ("indirect_jump"): Turn insn definition into expander. ("*indirect_jump", "*indirect2_jump"): New pattern definitions. 2017-03-24 Andreas Krebbel * config/s390/s390.c (s390_expand_vec_init): Use vllezl instruction if possible. * config/s390/vector.md (vec_halfnumelts): New mode attribute. ("*vec_vllezlf"): New pattern. 2017-03-24 Andreas Krebbel * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2") ("popcountv4si2", "popcountv2di2"): Rename to ... ("popcount2", "popcountv8hi2_vx", "popcountv4si2_vx") ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the condition. ("popcount2_vxe"): New pattern. 2017-03-24 Andreas Krebbel * common/config/s390/s390-common.c (processor_flags_table): Add arch12. * config.gcc: Add arch12. * config/s390/driver-native.c (s390_host_detect_local_cpu): Default to arch12 for unknown CPU model numbers. * config/s390/s390-builtins.def: Add B_VXE builtin flag. * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust PROCESSOR_max sanity check. * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH12. * config/s390/s390.c (processor_table): Add arch12. (s390_expand_builtin): Add check for B_VXE flag. (s390_issue_rate): Add PROCESSOR_ARCH12. (s390_get_sched_attrmask): Likewise. (s390_get_unit_mask): Likewise. (s390_sched_score): Enable z13 scheduling for arch12. (s390_sched_reorder): Likewise. (s390_sched_variable_issue): Likewise. * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and PF_VXE. (s390_tune_attr): Use z13 scheduling also for arch12. (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE) (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE) (TARGET_VXE_P): New macros. * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute. * config/s390/s390.opt: Add arch12 as processor_type. 2017-03-24 Andreas Krebbel * config/s390/s390.md ("fixuns_truncdddi2", "fixuns_trunctddi2") ("fixuns_trunc2"): Merge into ... ("fixuns_trunc2"): New expander. ("fixuns_trunc2", "fixuns_truncsi2"): Rename expanders to ... ("fixuns_trunc2_emu") ("fixuns_truncdddi2_emu"): ... these. ("fixuns_truncsi2_emu"): New expander. ("*fixuns_truncdfdi2_z13"): Rename to ... ("*fixuns_truncdfdi2_vx"): ... this. 2017-03-24 Andreas Krebbel * config/s390/2964.md: Remove the single element vector compare instructions which are no longer used. * config/s390/s390.c (s390_select_ccmode): Remove handling of vector CCmodes. (s390_canonicalize_comparison): Remove handling of DFmode compares. (s390_expand_vec_compare_scalar): Remove function. (s390_emit_compare): Don't call s390_expand_vec_compare_scalar. * config/s390/s390.md ("*vec_cmpdf_cconly"): Remove pattern. ("*cmp_ccs"): Add wfcdb instruction. 2017-03-24 Andreas Krebbel * config/s390/s390.md ("mov_64dfp" DD_DF): Use vleig for loading a FP zero. ("*mov_64" DD_DF): Remove the vector instructions. These will anyway by matched by mov_64dfp. 2017-03-24 Andreas Krebbel * config/s390/s390.md ("mov" SD_SF): Change vleg/vsteg to vlef/vstef. Add missing operand to vleif. 2017-03-24 Andreas Krebbel * config/s390/s390.c (s390_expand_vec_init): Enable vector load pair for all vector types with 64 bit elements. * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ... * config/s390/vector.md (V_HW_64): ... here. (V_128_NOSINGLE): New mode iterator. ("vec_init"): Use V_128 as mode iterator. ("*vec_splat"): Use V_128_NOSINGLE mode iterator. ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions. ("*vec_load_pairv2di"): Change to ... ("*vec_load_pair"): ... this one. 2017-03-24 Andreas Krebbel * config/s390/constraints.md: Add comments. (jKK): Reject element sizes > 8 bytes. * config/s390/s390.c (s390_split_ok_p): Enable splitting also for s_operands. * config/s390/s390.md: Add the s_operand checks formerly in s390_split_ok_p to various splitters where they are still required. * config/s390/vector.md ("mov" V_128): Add GPR alternatives for 128 bit vectors. Plus two splitters. 2017-03-24 Andreas Krebbel * config/s390/s390.md: Rename the cpu facilty vec to vx throughout the file. 2017-03-24 Andreas Krebbel PR target/79893 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an error if the boundary argument is not constant. 2017-03-24 Jakub Jelinek PR rtl-optimization/80112 * loop-doloop.c (doloop_condition_get): Don't check condition if cmp isn't SET with IF_THEN_ELSE src. 2017-03-24 Bill Schmidt PR tree-optimization/80158 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When replacing a candidate statement, also replace it for the candidate's alternate interpretation. (replace_rhs_if_not_dup): Likewise. (replace_one_candidate): Likewise. 2017-03-24 Richard Biener PR tree-optimization/80167 * graphite-isl-ast-to-gimple.c (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs properly. (translate_isl_ast_to_gimple::get_rename): Likewise. 2017-03-23 Kelvin Nilsen * config/rs6000/rs6000.c (rs6000_option_override_internal): Change handling of certain combinations of target options, including the combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs. -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector. 2017-03-23 Kyrylo Tkachov PR target/71436 * config/arm/arm.md (*load_multiple): Add reload_completed to matching condition. 2017-03-23 Bill Schmidt Richard Biener PR tree-optimization/79908 PR tree-optimization/80136 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has been cast away, gimplify_and_add suffices. 2017-03-23 Markus Trippelsdorf * tree-vrp.c (identify_jump_threads): Delete avail_exprs. 2017-03-23 Richard Biener PR tree-optimization/80032 * gimplify.c (gimple_push_cleanup): Forced unconditional cleanups still have to go to the conditional_cleanups sequence. 2017-03-22 Jakub Jelinek PR tree-optimization/80072 * tree-ssa-reassoc.c (struct operand_entry): Change id field type to unsigned int. (next_operand_entry_id): Change type to unsigned int. (sort_by_operand_rank): Make sure to return the right return value even if unsigned fields are bigger than INT_MAX. (struct oecount): Change cnt and id type to unsigned int. (oecount_hasher::equal): Formatting fix. (oecount_cmp): Make sure to return the right return value even if unsigned fields are bigger than INT_MAX. (undistribute_ops_list): Change next_oecount_id type to unsigned int. PR c++/80129 * gimplify.c (gimplify_modify_expr_rhs) : Clear TREE_READONLY on result if writing it more than once. PR sanitizer/80110 * doc/invoke.texi (-fsanitize=thread): Document that with -fnon-call-exceptions atomics are not able to throw exceptions. PR sanitizer/80110 * tsan.c: Include tree-eh.h. (instrument_builtin_call): Call maybe_clean_eh_stmt or maybe_clean_or_replace_eh_stmt where needed. (instrument_memory_accesses): Add cfg_changed argument. Call gimple_purge_dead_eh_edges on each block and set *cfg_changed if it returned true. (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed. PR rtl-optimization/63191 * config/i386/i386.c (ix86_delegitimize_address): Turn into small wrapper function, moved the whole old content into ... (ix86_delegitimize_address_1): ... this. New inline function. (ix86_find_base_term): Use ix86_delegitimize_address_1 with true as last argument instead of ix86_delegitimize_address. 2017-03-22 Wilco Dijkstra * config/aarch64/aarch64.c (generic_branch_cost): Copy cortexa57_branch_cost. 2017-03-22 Wilco Dijkstra * config/aarch64/aarch64.c (generic_tunings): Add AES fusion. 2017-03-21 Aaron Sawdey PR target/80123 * doc/md.texi (Constraints): Document wA constraint. * config/rs6000/constraints.md (wA): New. * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class. (rs6000_init_hard_regno_mode_ok): Init wA constraint. * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New. * config/rs6000/vsx.md (vsx_splat_): Use wA constraint. 2017-03-22 Cesar Philippidis PR c++/80029 * gimplify.c (is_oacc_declared): New function. (oacc_default_clause): Use it to set default flags for acc declared variables inside parallel regions. (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc declared variables. (gimplify_oacc_declare): Gimplify the declare clauses. Add the declare attribute to any decl as necessary. 2017-03-22 Thomas Preud'homme PR target/80082 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit. (ISA_ARMv7ve): Add isa_bit_lpae to the definition. * config/arm/arm-protos.h (arm_arch7ve): Rename into ... (arm_arch_lpae): This. * config/arm/arm.c (arm_arch7ve): Rename into ... (arm_arch_lpae): This. Define it in term of isa_bit_lpae. * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of arm_arch_lpae. 2017-03-22 Martin Liska PR target/79906 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show error message instead of an ICE. 2017-03-21 Bill Schmidt * doc/extend.texi (6.11 Additional Floating Types): Revise. 2017-03-21 Kelvin Nilsen * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add comments. * config/rs6000/rs6000.c (rs6000_option_override_internal): Add comments. 2017-03-21 Martin Sebor * doc/extend.texi: Use "cannot" instead of "can't." * doc/hostconfig.texi: Same. * doc/install.texi: Same. * doc/invoke.texi: Same. * doc/loop.texi: Same. * doc/md.texi: Same. * doc/objc.texi: Same. * doc/rtl.texi: Same. * doc/tm.texi: Same. * doc/tm.texi.in: Same. * doc/trouble.texi: Same. 2017-03-21 Alexandre Oliva PR debug/63238 * dwarf2out.c (struct checksum_attributes): Add at_alignment. (collect_checksum_attributes): Set it. (die_checksum_ordered): Use it. 2017-03-21 Bill Schmidt PR tree-optimization/79908 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following change: For a VA_ARG whose LHS has been cast away, use force_gimple_operand to construct the side effects. 2017-03-21 David Malcolm PR translation/80001 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics more amenable to translation. (oacc_loop_auto_partitions): Likewise. 2017-03-21 Marek Polacek Martin Sebor PR tree-optimization/80109 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info on INTEGRAL_TYPE_P. 2017-03-21 Jakub Jelinek Segher Boessenkool PR target/80125 * combine.c (can_combine_p): Revert the 2017-03-20 change, only check reg_used_between_p between insn and one of succ or succ2 depending on if succ is artificial insn not inserted into insn stream. 2017-03-21 Martin Liska PR gcov-profile/80081 * Makefile.in: Add gcov-dump and fix installation of gcov-tool. * doc/gcc.texi: Include gcov-dump stuff. * doc/gcov-dump.texi: New file. 2017-03-21 Toma Tabacu PR rtl-optimization/79150 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the conditional jump, if the jump is the last insn of the loop. 2017-03-21 Bill Schmidt Richard Biener PR tree-optimization/79908 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has been cast away, use force_gimple_operand to construct the side effects. 2017-03-21 Martin Liska PR libfortran/79956 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable to NULL. 2017-03-21 Brad Spengler PR plugins/80094 * plugin.c (htab_hash_plugin): New function. (add_new_plugin): Use it and adjust. (parse_plugin_arg_opt): Adjust. (init_one_plugin): Likewise. 2017-03-21 Richard Biener PR tree-optimization/80032 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter, if set force the cleanup to happen unconditionally. (gimplify_target_expr): Push inserted clobbers with force_uncond to avoid them being removed by control-dependent DCE. 2017-03-21 Richard Biener PR tree-optimization/80122 * tree-inline.c (copy_bb): Do not expans va-arg packs or va_arg_pack_len when the inlined call stmt requires pack expansion itself. * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *. 2017-03-21 Jakub Jelinek PR sanitizer/78158 * tsan.c (instrument_builtin_call): If the memory model argument is not a constant, assume it is valid. PR c/67338 * fold-const.c (round_up_loc): Negate divisor in unsigned type to avoid UB. 2017-03-20 Segher Boessenkool PR rtl-optimization/79910 * combine.c (can_combine_p): Do not allow combining an I0 or I1 if its dest is used by an insn before I2 (other than the combined insns themselves, which are properly handled already). 2017-03-20 Segher Boessenkool Revert: 2017-03-17 Bernd Schmidt * combine.c (record_used_regs): New static function. (try_combine): Handle situations where there is an additional instruction between I2 and I3 which needs to have a LOG_LINK updated. Revert: 2017-03-17 Jim Wilson * combine.c (try_combine): Delete redundant i1 test. Call prev_nonnote_nondebug_insn instead of prev_nonnote_insn. 2017-03-20 Aaron Sawdey PR target/80083 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for alternatives 13/14. 2017-03-20 Bill Schmidt PR tree-optimization/80054 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail the optimization if a PHI or any of its arguments is not dominated by the candidate's basis. Use gphi* rather than gimple* as appropriate. (replace_profitable_candidates): Clean up a gimple* variable that should be a gphi* variable. 2017-03-20 Martin Sebor PR c++/52477 * doc/extend.texi (attribute constructor): Document present limitation. 2017-03-20 Kelvin Nilsen PR target/79963 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and __POWER9_VECTOR__ #ifdef control, change template definition to use Power9-specific built-in function. (vec_any_eq): Likewise. * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used to control outcomes from this test. (vector_ae_p): For VEC_F modes, likewise. 2017-03-20 Ian Lance Taylor * config/i386/i386.c (ix86_function_regparm): Save an extra register for -fsplit-stack with DECL_STATIC_CHAIN. 2017-03-17 Palmer Dabbelt PR target/79912 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove. (TARGET_PREFERRED_RELOAD_CLASS): Likewise. 2017-03-17 Palmer Dabbelt * config/riscv/riscv.c (riscv_print_operand): Use "fence iorw,ow". * config/riscv/sync.mc (mem_thread_fence_1): Use "fence iorw,iorw". 2017-03-20 Marek Polacek PR sanitizer/80063 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0). 2017-03-20 Richard Biener PR tree-optimization/80113 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not allocate extra SSA name for PHI def. (add_close_phis_to_outer_loops): Likewise. (add_close_phis_to_merge_points): Likewise. (copy_loop_close_phi_args): Likewise. (copy_cond_phi_nodes): Likewise. 2017-03-20 Martin Liska PR middle-end/79753 * tree-chkp.c (chkp_build_returned_bound): Do not build returned bounds for a LHS that's not a BOUNDED_P type. 2017-03-20 Martin Liska PR target/79769 PR target/79770 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST, COMPLEX_CST and VECTOR_CST. 2017-03-20 Andreas Krebbel PR target/78857 * config/s390/s390.md ("cmp_ccs_0"): Add a clobber of the target operand. A new splitter adds the clobber statement in case the target operand is dead anyway. 2017-03-19 Gerald Pfeifer * doc/install.texi (Specific) : No longer refer to age-old versions of binutils and glibc. 2017-03-18 Segher Boessenkool * doc/contrib.texi (Contributors): Remove duplicate entry for myself. 2017-03-18 Gerald Pfeifer * doc/contrib.texi (Contributors): Add Segher Boessenkool. 2017-03-18 Gerald Pfeifer * doc/install.texi (Specific) : Remove old requirement for binutils 2.13. 2017-03-17 Jim Wilson * combine.c (try_combine): Delete redundant i1 test. Call prev_nonnote_nondebug_insn instead of prev_nonnote_insn. 2017-03-17 Palmer Dabbelt : Add riscv32-*-elf, riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of contents. : Re-arrange section : Add a note about requiring binutils 2.28. : Likewise. : Likewise : Likewise. 2017-03-17 Richard Earnshaw PR target/80052 * aarch64.opt(verbose-cost-dump): Fix typo. 2017-03-17 Pat Haugen PR target/79951 * config/rs6000/rs6000.md (copysign3_fcpsgn): Test for VECTOR_UNIT_VSX_P (mode) too. 2017-03-17 Bernd Schmidt * reload.c (find_reloads): When reloading a nonoffsettable address, use RELOAD_OTHER for it and its address reloads. PR rtl-optimization/79910 * combine.c (record_used_regs): New static function. (try_combine): Handle situations where there is an additional instruction between I2 and I3 which needs to have a LOG_LINK updated. 2017-03-17 Jeff Law PR tree-optimization/71437 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the conditional in the hash table first. (vrp_dom_walker::before_dom_children): Extract condition from ASSERT_EXPR. Record condition, its inverion and any implied conditions as well. 2017-03-17 Marek Polacek Markus Trippelsdorf PR tree-optimization/80079 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize m_stores_head. 2017-03-17 Richard Biener PR middle-end/80075 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns. Properly verify the LHS before the RHS possibly claims to be handled. (stmt_could_throw_p): Hande gimple conds fully here. Clobbers do not throw. 2017-03-17 Martin Jambor * doc/invoke.texi (Option Options): Include -fipa-vrp in the list. (List of -O2 options): Likewise. (-fipa-bit-cp): Replace "ipa" with "interprocedural." (-fipa-vrp) New. 2017-03-17 Tom de Vries * gcov-dump.c (print_usage): Print bug_report_url. 2017-03-17 Richard Biener PR middle-end/80050 * genmatch.c (parser::next): Remove pointless check for CPP_EOF. (parser::peek): Likewise. 2017-03-17 Richard Biener PR tree-optimization/80048 * sese.c (free_sese_info): Properly release rename_map and copied_bb_map elements. 2017-03-16 Alexandre Oliva * gimple-ssa-store-merging.c (struct imm_store_chain_info): Add linked-list forward and backlinks. Insert on construction, remove on destruction. (class pass_store_merging): Add m_stores_head field. (pass_store_merging::terminate_and_process_all_chains): Iterate over m_stores_head list. (pass_store_merging::terminate_all_aliasing_chains): Likewise. (pass_store_merging::execute): Check for debug stmts first. Push new chains onto the m_stores_head stack. 2017-03-16 Michael Meissner PR target/71294 * config/rs6000/vsx.md (vsx_splat_, VSX_D iterator): Allow a SPLAT operation on ISA 2.07 64-bit systems that have direct move, but no MTVSRDD support, by doing MTVSRD and XXPERMDI. 2017-03-16 Jeff Law PR tree-optimization/71437 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge member function. Implementation moved into after_dom_children member function and into the threader's thread_outgoing_edges function. (dom_opt_dom_walker::after_dom_children): Simplify by moving some code into new thread_outgoing_edges. * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify definition. Simplify marker handling (do it here). Assume we always have the available expression and the const/copies tables. (thread_outgoing_edges): New function extracted from tree-ssa-dom.c and tree-vrp.c * tree-ssa-threadedge.h (thread_outgoing_edges): Declare. * tree-vrp.c (equiv_stack): No longer file scoped. (vrp_dom_walker): New class. (vrp_dom_walker::before_dom_children): New member function. (vrp_dom_walker::after_dom_children): Likewise. (identify_jump_threads): Setup domwalker. Use it rather than walking edges in a random order by hand. Simplify setup/finalization. (finalize_jump_threads): Remove. (vrp_finalize): Do not call identify_jump_threads here. (execute_vrp): Do it here instead and call thread_through_all_blocks here too. PR tree-optimization/71437 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All callers changed. (simplify_stmt_for_jump_threading): Add basic_block argument. All callers changed. (lhs_of_dominating_assert): Moved from here into tree-vrp.c. (dom_opt_dom_walker::thread_across_edge): Remove handle_dominating_asserts argument. All callers changed. (record_temporary_equivalences_from_stmts_at_dest): Corresponding changes. Remove calls to lhs_of_dominating_assert. Other uses of handle_dominating_asserts turn into unconditional code (simplify_control_stmt_condition_1): Likewise. (simplify_control_stmt_condition): Likewise. (thread_through_normal_block, thread_across_edge): Likewise. * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes. * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original object if it is not an SSA_NAME. (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert before calling into the VRP specific simplifiers. (identify_jump_threads): Remove handle_dominating_asserts argument. 2017-03-16 Jakub Jelinek PR fortran/79886 * tree-diagnostic.c (default_tree_printer): No longer static. * tree-diagnostic.h (default_tree_printer): New prototype. 2017-03-16 Tamar Christina * config/aarch64/aarch64-simd.md (*aarch64_simd_mov) Change ins into fmov. 2017-03-16 Kyrylo Tkachov * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF. * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup): Use h_con constraint for operand 1. (*aarch64_fnma4_elt_from_dup): Likewise. (*aarch64_mulx_elt_from_dup): Likewise for operand 2. 2017-03-15 Jeff Law PR tree-optimization/71437 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function. (record_temporary_equivalences): Use it. PR tree-optimization/71437 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into tree-ssa-scopedtables. (lookup_avail_expr, build_and_record_new_cond): Likewise. (record_conditions, record_cond, vuse_eq): Likewise. (record_edge_info): Adjust to API tweak of record_conditions. (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr. (record_temporary_equivalences, optimize_stmt): Likewise. (eliminate_redundant_computations): Likewise. (record_equivalences_from_stmt): Likewise. * tree-ssa-scopedtables.c: Include options.h and params.h. (vuse_eq): New function, moved from tree-ssa-dom.c (build_and_record_new_cond): Likewise. (record_conditions): Likewise. Accept vector of conditions rather than edge_equivalence structure for first argument. for the first argument. (avail_exprs_stack::lookup_avail_expr): New member function, moved from tree-ssa-dom.c. (avail_exprs_stack::record_cond): Likewise. * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here from tree-ssa-dom.c. (avail_exprs_stack): Add new member functions lookup_avail_expr and record_cond. (record_conditions): Declare. 2017-03-15 Vladimir Makarov PR target/80017 * lra-constraints.c (process_alt_operands): Increase reject for reloading an input/output operand. 2017-03-15 Michael Meissner PR target/79038 * config/rs6000/rs6000.md (float2): Define insns to convert from signed/unsigned char/short to IEEE 128-bit floating point. (floatuns2): Likewise. 2017-03-15 Uros Bizjak PR target/80019 * config/i386/i386.c (ix86_vector_duplicate_value): Create subreg of inner mode for values already in registers. 2017-03-15 Bernd Schmidt * config/c6x/c6x.c (hwloop_optimize): Handle case where the old iteration reg is used after the loop. 2017-03-14 Martin Sebor PR tree-optimization/79800 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle precision in negative-positive range. (format_floating): Call non-const overload with adjusted precision. 2017-03-14 Michael Meissner PR target/79947 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for -mpowerpc-gfxopt. 2017-03-14 Martin Sebor PR middle-end/80020 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro. * builtins.def (aligned_alloc): Use it. PR c/79936 * Makefile.in (GTFILES): Add calls.c. * calls.c: Include "gt-calls.h". 2017-03-14 Bernd Schmidt PR rtl-optimization/79728 * regs.h (struct target_regs): New field x_contains_allocatable_regs_of_mode. (contains_allocatable_regs_of_mode): New macro. * reginfo.c (init_reg_sets_1): Initialize it, and change contains_reg_of_mode so it includes global regs as well. * reload.c (push_reload): Use contains_allocatable_regs_of_mode rather than contains_regs_of_mode. 2017-03-14 Martin Liska * doc/invoke.texi: Document options that can't be combined with -fcheck-pointer-bounds. 2017-03-14 Martin Liska PR middle-end/79831 * doc/invoke.texi (-Wchkp): Document the option. 2017-03-14 Martin Liska * Makefile.in: Install gcov-dump. 2017-03-14 Martin Liska * multiple_target.c (expand_target_clones): Bail out for an invalid attribute. 2017-03-14 Richard Biener * alias.c (struct alias_set_entry): Pack properly. * cfgloop.h (struct loop): Likewise. * cse.c (struct set): Likewise. * ipa-utils.c (struct searchc_env): Likewise. * loop-invariant.c (struct invariant): Likewise. * lra-remat.c (struct cand): Likewise. * recog.c (struct change_t): Likewise. * rtl.h (struct address_info): Likewise. * symbol-summary.h (function_summary): Likewise. * tree-loop-distribution.c (struct partition): Likewise. * tree-object-size.c (struct object_size_info): Likewise. * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise. * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise. * tree-vect-data-refs.c (struct _vect_peel_info): Likewise. * tree-vect-slp.c (struct _slp_oprnd_info): Likewise. * tree-vect-stmts.c (struct simd_call_arg_info): Likewise. * tree-vectorizer.h (struct _loop_vec_info): Likewise. (struct _stmt_vec_info): Likewise. 2017-03-14 Martin Liska PR target/79892 * multiple_target.c (create_dispatcher_calls): Check that a target can create a function dispatcher. 2017-03-14 Martin Liska PR lto/66295 * multiple_target.c (expand_target_clones): Drop local.local flag for default implementation. 2017-03-14 Richard Biener PR tree-optimization/80030 * tree-vect-stmts.c (vectorizable_store): Plug memleak. 2017-03-13 Kito Cheng * config/riscv/riscv.c (riscv_emit_float_compare>: Use gcc_fallthrough() instead of __attribute__((fallthrough)); 2017-03-13 Gerald Pfeifer * doc/gcc.texi: Remove "up" link to (DIR). * doc/gccint.texi: Ditto. 2017-03-13 Gerald Pfeifer * doc/install.texi (Specific) : Remove reference to binutils 2.13. 2017-03-13 Jeff Law * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru attribute rather than comments. * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to match_scratch operand is highest. 2017-03-13 Martin Liska PR middle-end/78339 * ipa-pure-const.c (warn_function_noreturn): If the declarations is a CHKP clone, use original declaration. 2017-03-13 Claudiu Zissulescu * config/arc/arc.c (arc_init): Use multiplier whenever we have it. (arc_conditional_register_usage): Use a different allocation order when optimizing for size. * common/config/arc/arc-common.c (arc_option_optimization_table): Section anchors default on when optimizing for size. 2017-03-13 Claudiu Zissulescu * config/arc/arc.md (*tst_bitfield_tst): Fix pattern. 2017-03-13 Claudiu Zissulescu * config/arc/arc.c (arc_output_addsi): Emit code density adds. * config/arc/arc.md (cpu_facility): Add cd variant. (*movqi_insn): Add code density variant. (*movhi_insn): Likewise. (*movqi_insn): Likewise. (*addsi3_mixed): Likewise. (subsi3_insn): Likewise. 2017-03-13 Claudiu Zissulescu * config/arc/arc.md (movsi_cond_exec): Update constraint. 2017-03-13 Claudiu Zissulescu * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC expressions with MINUS and UNARY ops. 2017-03-13 Kyrylo Tkachov PR target/79911 * config/arm/neon.md (vec_sel_widen_ssum_lo3): Rename to... (vec_sel_widen_ssum_lo3): ... This. Avoid mismatch between vec_select and vector argument. (vec_sel_widen_ssum_hi3): Rename to... (vec_sel_widen_ssum_hi3): ... This. Likewise. (vec_sel_widen_usum_lo3): Rename to... (vec_sel_widen_usum_lo3): ... This. (vec_sel_widen_usum_hi3): Rename to... (vec_sel_widen_usum_hi3): ... This. 2017-03-13 Richard Biener PR other/79991 * params.def (vect-max-peeling-for-alignment): Fix typo. 2017-03-12 Gerald Pfeifer * doc/install.texi (Specific) : Remove description of issue that only occurred with binutils below 2.18. 2017-03-12 Gerald Pfeifer * doc/install.texi (Specific) : No longer refer to binutils 2.11/2.12 minimum. 2017-03-12 Gerald Pfeifer * doc/install.texi (Specific) : Remove link to ftp.kernel.org and simplify binutils requirement. 2017-03-11 Gerald Pfeifer * doc/invoke.texi (Warning Options): Fix spelling of link-time optimization. (Optimize Options): Ditto. Also remove redundancy. 2017-03-10 David Malcolm PR translation/79848 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to "%qs". * ipa-pure-const.c (suggest_attribute): Likewise. Convert _ to G_ to avoid double translation. 2017-03-10 David Malcolm PR translation/79923 * auto-profile.c (get_combined_location): Convert leading character of diagnostics to lower case and remove trailing period. (read_profile): Likewise for various diagnostics. * config/arm/arm.c (arm_option_override): Remove trailing period from various diagnostics. * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise. (msp430_expand_delay_cycles): Likewise. 2017-03-10 David Malcolm PR target/79925 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the full command-line argument, rather than just "str". (aarch64_validate_march): Likewise. (aarch64_validate_mtune): Likewise. 2017-03-10 Bernd Schmidt PR rtl-optimization/78911 * lra-assigns.c (must_not_spill_p): New function. (spill_for): Use it. 2017-03-10 Jakub Jelinek PR tree-optimization/79981 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of ATOMIC_COMPARE_EXCHANGE ifn result. (stmt_interesting_for_vrp, vrp_visit_stmt): Handle IFN_ATOMIC_COMPARE_EXCHANGE. 2017-03-10 David Malcolm PR driver/79875 * opts.c (parse_sanitizer_options): Add missing question mark to "did you mean" message. 2017-03-10 Bill Schmidt * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned built-in. (VMULEUH_UNS): Likewise. (VMULOUB_UNS): Likewise. (VMULOUH_UNS): Likewise. * config/rs6000/rs6000.c (builtin_function_type): Remove references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS. 2017-03-10 David Malcolm PR bootstrap/79952 * read-rtl-function.c (function_reader::read_rtx_operand): Update x with result of extra_parsing_for_operand_code_0. (function_reader::extra_parsing_for_operand_code_0): Convert return type from void to rtx, returning x. When reading SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the larger size containing struct block_symbol. 2017-03-10 Segher Boessenkool * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow -mfloat128-hardware without -m64. 2017-03-10 Will Schmidt PR target/79941 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB] entries to the case statement that marks unsigned arguments to overloaded functions. 2017-03-10 Kelvin Nilsen * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix two typographic errors in the handling of TARGET_UPPER_REGS_DI. 2017-03-10 Pat Haugen PR target/79907 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass. 2017-03-10 Martin Liska PR target/65705 PR target/69804 * toplev.c (process_options): Enable MPX with LSAN and UBSAN. * tree-chkp.c (chkp_walk_pointer_assignments): Verify that FIELD != NULL. 2017-03-10 Olivier Hainque * tree-switch-conversion (array_value_type): Start by resetting candidate type to it's main variant. 2017-03-10 Jakub Jelinek PR rtl-optimization/79909 * combine.c (try_combine): Use simplify_replace_rtx on individual CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx of the whole CALL_INSN_FUNCTION_USAGE. PR tree-optimization/79972 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info on SSA_NAMEs. Formatting fixes. 2017-03-10 Richard Biener Jakub Jelinek PR tree-optimization/77975 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch edge to be constant. (get_val_for): For constant x return it. Formatting fix. (loop_niter_by_eval): Avoid pointless looping if the next iteration would use the same bases as the current one. 2017-03-09 Bill Schmidt * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate instead of vec_select for V1TImode. * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no longer needed. (VSX_LE_128): Add V1TI to this mode iterator. (*vsx_le_perm_load_): Change to use VSX_D mode iterator. (*vsx_le_perm_store_): Likewise. (pre-reload splitter for VSX stores): Likewise. (post-reload splitter for VSX stores): Likewise. (*vsx_xxpermdi2_le_): Likewise. (*vsx_lxvd2x2_le_): Likewise. (*vsx_stxvd2x2_le_): Likewise. 2017-03-09 Michael Eager Correct failures with --enable-checking=yes,rtl. * config/microblaze/microblaze.c (microblaze_expand_shift): Replace GET_CODE test with CONST_INT_P and INTVAL test with test for const0_rtx. * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone, lshrsi3_byone): Replace INTVAL with test for const1_rtx. 2017-03-09 Richard Biener PR tree-optimization/79977 * graphite-scop-detection.c (scop_detection::merge_sese): Handle the case of extra exits to blocks dominating the entry. 2017-03-09 Toma Tabacu * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes): Document rdynamic. 2017-03-09 Vladimir Makarov PR rtl-optimization/79949 * lra-constraints.c (process_alt_operands): Check memory when trying to predict a cycle. Print about the overall increase. 2017-03-09 Richard Biener PR middle-end/79971 * gimple-expr.c (useless_type_conversion_p): Preserve TYPE_SATURATING for fixed-point types. 2017-03-09 Richard Biener PR ipa/79970 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing alignment of BLKmode params. 2017-03-09 Kyrylo Tkachov PR target/79913 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator. (VALL_NO_V2Q): Likewise. (VDQF_DF): Delete. * config/aarch64/aarch64-simd.md (aarch64_dup_lane_): Use VALL_F16_NO_V2Q iterator. (*aarch64_simd_vec_copy_lane_): Use VALL_NO_V2Q mode iterator. (*aarch64_vgetfmulx): Use VDQF iterator. 2017-03-09 Martin Liska PR tree-optimization/79631 * tree-chkp-opt.c (chkp_is_constant_addr): Call tree_int_cst_sign_bit just for INTEGER constants. 2017-03-09 Martin Liska PR target/65705 PR target/69804 * toplev.c (process_options): Disable -fcheck-pointer-bounds with sanitizers. 2017-03-09 Marek Polacek PR c++/79672 * tree.c (inchash::add_expr): Handle TREE_VEC. 2017-03-09 Martin Liska PR ipa/79764 (chkp_narrow_size_and_offset): New function. (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF. (void chkp_parse_bit_field_ref): New function. (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF. (chkp_process_stmt): Use chkp_parse_bit_field_ref. 2017-03-09 Martin Liska PR ipa/79761 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param. (chkp_find_bounds_1): Remove gcc_unreachable. 2017-03-09 Jakub Jelinek PR sanitizer/79944 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and BUILT_IN_SYNC*, determine the access type from the size suffix and always build a MEM_REF with that type. Handle forgotten BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16. PR target/79932 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask, _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask, _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask, _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask, _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask, _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask, _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask, _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask, _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask, _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask, _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask, _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask, _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask, _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask, _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask, _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask, _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask, _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask, _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask, _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask, _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask, _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask, _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask, _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask, _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask, _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask, _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask, _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask, _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask, _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move definitions outside of __OPTIMIZE__ guarded section. PR target/79932 * config/i386/avx512bwintrin.h (_mm512_packs_epi32, _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32, _mm512_packus_epi32, _mm512_maskz_packus_epi32, _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__ guarded section. 2017-03-09 Andreas Krebbel * config/s390/vx-builtins.md ("vfee", "vfeez") ("vfenez"): Add missing constraints. 2017-03-08 Martin Sebor PR target/79928 * config/nds32/nds32.c (nds32_option_override): Fix misspelled diagnostic. 2017-03-08 Jakub Jelinek PR c/79940 * gimplify.c (gimplify_omp_for): Replace index var in outer taskloop statement with an artificial variable and add OMP_CLAUSE_PRIVATE clause for it. 2017-03-08 Richard Biener PR tree-optimization/79955 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn for accesses that are completely outside of the variable. 2017-03-08 Andrew Haley PR tree-optimization/79943 * tree-ssa-loop-split.c (compute_new_first_bound): When calculating the new upper bound, (END-BEG) should be added, not subtracted. 2017-03-08 Jakub Jelinek * config/avr/avr.md (setmemhi): Make sure match_dup operand number comes before match_scratch. 2017-03-08 Richard Biener PR tree-optimization/79920 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline with ncopies == 1 to ... (vect_transform_slp_perm_load): ... here. Properly compute all element loads by iterating VF times over the group. Do not handle ncopies (computed in a broken way) in vect_create_mask_and_perm. 2017-03-08 Jakub Jelinek PR sanitizer/79904 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1 is a uniform vector, use uniform_vector_p return value instead of building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type. 2017-03-07 Marek Polacek PR middle-end/79809 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT. (alloca_call_type): Likewise. 2017-03-07 Martin Liska * gcov.c (process_args): Put comment to correct location. 2017-03-07 Martin Liska PR middle-end/68270 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref. Use array_at_struct_end_p instead of DECL_CHAIN (field). (chkp_narrow_bounds_for_field): Likewise. (chkp_parse_array_and_component_ref): Pass one more argument to call. 2017-03-07 Richard Biener * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve preheaders. 2017-03-07 Segher Boessenkool * config/i386/i386.c (ix86_local_alignment): Align most aggregates of 16 bytes and more to 16 bytes, not those of 16 bits and more. 2017-03-07 Kyrylo Tkachov PR c/79855 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop to end of description. (PARAM_MAX_STORES_TO_MERGE): Likewise. 2017-03-07 Jakub Jelinek PR rtl-optimization/79901 * config/i386/sse.md (*avx512bw_3): Renamed to ... (*avx512f_3): ... this. (3 with maxmin code iterator): Use VI8_AVX2_AVX512F iterator instead of VI8_AVX2_AVX512BW. PR rtl-optimization/79901 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no min/max expander, expand it using expand_vec_cond_expr. PR sanitizer/79897 * ubsan.c (ubsan_encode_value): Call mark_addressable on the temporary. 2017-03-06 Jakub Jelinek PR c++/79821 * dwarf2out.h (dw_vec_const): Change array type from unsigned char * to void * for PCH reasons. * dwarf2out.c (output_loc_operands, output_die): Cast v.val_vec.array to unsigned char *. 2017-03-06 John David Anglin PR target/77850 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and vector types. 2017-03-06 Vladimir Makarov PR rtl-optimization/79571 * lra-constraints.c (process_alt_operands): Calculate static reject and subtract it from overall when only addresses will be reloaded. 2017-03-06 Julia Koval PR target/79793 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set incoming stack boundary to 128 for 64-bit targets. 2017-03-06 Richard Biener PR tree-optimization/79894 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call to NULL after folding it. 2017-03-06 Richard Biener PR tree-optimization/79824 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment check disabling peeling for gaps. 2017-03-06 Toma Tabacu * doc/sourcebuild.texi (Effective-Target Keywords, Environment attributes): Document gettimeofday. 2017-03-06 Robin Dapp * config/s390/s390.c (s390_option_override_internal): Set PARAM_MIN_VECT_LOOP_BOUND 2017-03-06 Robin Dapp * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0. * config/s390/s390.md: Likewise. 2017-03-06 Jakub Jelinek PR target/79812 * config/i386/sse.md (VI8F_256_512): Remove mode iterator. (_perm): Rename to ... (avx2_perm): ... this. Use VI8F_256 iterator instead of VI8F_256_512. (_perm_mask): Rename to ... (avx512vl_perm_mask): ... this. Use VI8F_256 iterator instead of VI8F_256_512. (_perm_1): Rename to ... (avx2_perm_1): New define_expand. (avx512f_perm_mask): Likewise. (avx512f_perm_1): New define_insn. (_vec_dup_1): Fix up vec_select mode. 2017-03-06 Prachi Godbole * config/mips/mips-msa.md (msa_fmax_a_, msa_fmin_a_, msa_max_a_, msa_min_a_): Introduce mode interator for if_then_else. (smin3, smax3): Change operand print code from 'B' to 'E'. 2017-03-06 Martin Liska PR sanitize/79783 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON when having a SSA NAME w/o VAR_DECL assigned to it. 2017-03-06 Prachi Godbole * config/mips/mips-msa.md (msa_dotp__d, msa_dpadd__d, msa_dpsub__d): Fix MODE for vec_select. 2017-03-06 Prachi Godbole * config/mips/mips.c (mips_gen_const_int_vector): Change type of last argument. * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise. 2017-03-06 Richard Biener * lto-streamer.c (lto_check_version): Use %qs in diagnostics. * plugin.c (register_plugin_info): Likewise. * tree-chkp.c (chkp_make_static_const_bounds): Likewise. 2017-03-05 Jakub Jelinek * config/i386/sse.md (sse_storehps, sse_storelps, avx__, avx512f__, avx512f__256): Require in condition that at least one operand is not a MEM. 2017-03-03 Jakub Jelinek PR middle-end/79805 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET, ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove ECF_NOTHROW. * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set gimple_call_nothrow_p flag based on whether original builtin can throw. If it can, emit following stmts on the fallthrough edge. * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except don't create new bb if inserting just debug stmts on the edge, try to insert them on the fallthru bb or just reset debug stmts. 2017-03-03 Segher Boesssenkool PR target/43763 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and restore recog_data (including the operand rtxes inside it) around the call to get_insn_template. 2017-03-03 Martin Sebor PR tree-optimization/79699 * context.c (context::~context): Free MPFR caches to avoid a memory leak on program exit. 2017-03-03 Kyrylo Tkachov * config/aarch64/aarch64.c (aarch64_float_const_representable_p): Use wide_int::ulow () instead of .elt (0). 2017-03-03 Uros Bizjak * config/i386/i386.md (*pushtf): Change *roF constraint to *roC. (*pushxf): Limit oF constraint to 32bit targets and add oC constraint for 64bit targets. (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment. (*pushdf): Change rmF constraint to rmC. 2017-03-03 Martin Liska * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute): Remove unused variable. 2017-03-03 Jakub Jelinek PR target/79807 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target is a memory operand, increase num_memory. (ix86_expand_args_builtin): Likewise. 2017-03-03 Jan Hubicka PR lto/79760 * ipa-devirt.c (maybe_record_node): Properly handle __cxa_pure_virtual visibility. 2017-03-03 Martin Liska PR tree-optimization/79803 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove assert. (pass_loop_prefetch::execute): Disabled optimization if an assumption about L1 cache size is not met. 2017-03-03 Martin Liska PR rtl-optimization/79574 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int. (hash_scan_set): Likewise. (dump_hash_table): Likewise. (hoist_code): Likewise. 2017-03-03 Richard Biener * fixed-value.c (fixed_from_string): Restore use of elt (1) in place of uhigh (). (fixed_convert_from_real): Likewise. 2017-03-03 Uros Bizjak PR target/79514 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode. 2017-03-03 Richard Biener PR middle-end/79818 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing TYPE_OVERFLOW_UNDEFINED check. 2017-03-02 Bill Schmidt * config/rs6000/vector.md (vector_ne__p): Correct operand numbers. (vector_ae__p): Likewise. (vector_nez__p): Likewise. (vector_ne_v2di_p): Likewise. (vector_ae_v2di_p): Likewise. (vector_ne__p): Likewise. * config/rs6000/vsx.md (vsx_tsqrt2_fg): Correct operand numbers. (vsx_tsqrt2_fe): Likewise. 2017-03-02 Uros Bizjak PR target/79514 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern. 2017-03-02 Jakub Jelinek PR rtl-optimization/79780 * cprop.c (one_cprop_pass): When second and further conditional trap in a single basic block is turned into an unconditional trap, turn it into a deleted note to avoid RTL verification failures. 2017-03-02 Richard Biener * fold-const.c (const_binop): Use ulow () instead of elt (0). 2017-03-02 Richard Biener PR tree-optimization/79345 PR c++/42000 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit param and abort the walk, returning -1 if it is hit. (walk_aliased_vdefs): Take a limit param and pass it on. * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param, defaulting to 0 and return a signed int. * tree-ssa-uninit.c (struct check_defs_data): New struct. (check_defs): New helper. (warn_uninitialized_vars): Use walk_aliased_vdefs to warn about uninitialized memory. * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid bogus uninitialized warning. (fixed_convert_from_real): Likewise. 2017-03-02 Bin Cheng PR tree-optimization/66768 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr iv_use if base object can't be determined. 2017-03-02 Jakub Jelinek PR tree-optimization/79345 * gensupport.h (struct pattern_stats): Add min_scratch_opno field. * gensupport.c (get_pattern_stats_1) : Update it. (get_pattern_stats): Initialize it. * genemit.c (gen_expand): Verify match_scratch numbers come after match_operand/match_dup numbers. * config/i386/i386.md (mul3_highpart): Swap match_dup and match_scratch numbers. * config/i386/sse.md (avx2_gathersi, avx2_gatherdi): Likewise. * config/s390/s390.md (trunctdsd2): Likewise. 2017-03-02 Richard Biener * wide-int.h (wide_int_storage::operator=): Implement in terms of wi::copy. 2017-03-02 Richard Biener PR tree-optimization/79777 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify the to insert expression to sth existing. 2017-03-01 Martin Sebor PR middle-end/79692 * gimple-ssa-sprintf.c (directive::known_width_and_precision): New function. (format_integer): Use it. (get_mpfr_format_length): Consider the full range of precision when computing %g output with the # flag. Set the likely byte count to 3 rather than 1 when precision is indeterminate. (format_floating): Correct the lower bound of precision. 2017-03-01 Bill Schmidt * doc/invoke.texi: Document default code model for 64-bit Linux. 2017-03-01 Aaron Sawdey PR target/79752 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit udiv rather than div since input pattern is unsigned. 2017-03-01 Uros Bizjak * config/i386/i386.c (print_reg): Warn for values of unsupported size in integer register. 2017-03-01 Michael Meissner PR target/79439 * config/rs6000/predicates.md (current_file_function_operand): Do not allow self calls to be local if the function is replaceable. 2017-03-01 Kelvin Nilsen PR target/79395 * config/rs6000/altivec.h (vec_ctz and others): Change the preprocessor macro that controls conditional compilation from _ARCH_PWR9 to __POWER9_VECTOR__. (vec_all_ne): Change parameterization of __altivec_scalar_pred macro expansion under preprocessor #ifdef __POWER9_VECTOR__ control (instead of _ARCH_PWR9 control) so that template definition uses power9-specific function. (vec_any_eq): Likewise. (vec_all_ne): Change macro definition to use a power9-specific expansion under #ifdef __POWER9_VECTOR__ control (instead of _ARCH_PWR9 control). (vec_any_eq) Likewise. * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2 expansion for CMPNEF to remove support for xvcmpnesp instruction. (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove support for xvcmpnedp instruction. (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2 macro expansion so that Power9 implementation of vec_all_ne does not use the AltiVec predicate framework. (VCMPNEH_P): Likewise. (VCMPNEW_P): Likewise. (VCMPNED_P): Likewise. (VCMPNEFP_P): Likewise. (VCMPNEDP_P): Likewise. (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change implementation of vec_any_eq to not use AltiVec predicate framework. (VCMPAEH_P): Likewise. (VCMPAEW_P): Likewise. (VCMPAED_P): Likewise. (VCMPAEFP_P): Likewise. (VCMPAEDP_P): Likewise. (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does not use the AltiVec predicate framework. (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation of vec_any_eq to not use AltiVec predicate framework. * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add support for predefined __POWER9_VECTOR__ macro to indicate that Power9 instruction selection is enabled. (altivec_overloaded_builtins): Remove extraneous ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded function argument types RS6000_BTI_bool_V16QI and RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded function argument types RS6000_BTI_bool_V4SI andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to P9V_BUILTIN_CMPNEF to force use of instructions not specific to Power9 for implementations of vec_cmpne. Change the signature for all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function (representing vec_all_ne) to remove the previously described first argument of type RS6000_BTI_INTSI, as this was an artifact of reliance on the AltiVec predicate framework, which is no longer used in the implementation of these functions. Add P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries since, unlike the AltiVec predicate framework implementation, we do not share function descriptors between vec_alle and vec_anyeq. (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the set of modes that receive special treatment even when TARGET_P9_VECTOR is true. The special treatment emits code that does not depend on Power9 instructions. * config/rs6000/vector.md (vector_ne__p): Change this define_expand to not rely on AltiVec predicate framework. (vector_ae_p): New define_expand to represent vec_any_eq function. (vector_ne_v2di_p): Change this define_expand to not rely on AltiVec predicate framework. (vector_ae_v2di_p): New define_expand to represent vec_any_eq function. (vector_ne__p): Change this define_expand to not rely on AltiVec predicate framework. (vector_ae_p): New define_expand to represent vec_any_eq function. * config/rs6000/vsx.md (*vsx_ne__p): For modes VSX_EXTRACT_I (V16QI, V8HI, V4SI), correct a typo in the code emitted for this define_insn pattern. (*vsx_ne__p): For modes VSX_F (V4SF and V2DF), remove this define_insn pattern because the xvcmpne. instruction is not supported. (vcmpne): Remove this define_insn because xvcmpne instruction is not supported. 2017-03-01 Jakub Jelinek * config/nvptx/nvptx.c: Include intl.h. 2017-03-01 Martin Jambor PR lto/78140 * ipa-prop.h (ipa_bits): Removed field known. (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr to pointers. Adjusted their comments to warn about their sharing. (ipcp_transformation_summary): Change bits to a vector of pointers. (ipa_check_create_edge_args): Moved to ipa-prop.c, declare. (ipa_get_ipa_bits_for_value): Declare. * tree-vrp.h (value_range): Mark as GTY((for_user)). * ipa-prop.c (ipa_bit_ggc_hash_traits): New. (ipa_bits_hash_table): Likewise. (ipa_vr_ggc_hash_traits): Likewise. (ipa_vr_hash_table): Likewise. (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr being pointers and vr_known being removed. (ipa_set_jf_unknown): Likewise. (ipa_get_ipa_bits_for_value): New function. (ipa_set_jfunc_bits): Likewise. (ipa_get_value_range): New overloaded functions. (ipa_set_jfunc_vr): Likewise. (ipa_compute_jump_functions_for_edge): Use the above functions to construct bits and vr parts of jump functions. (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate ipa_bits_hash_table and ipa_vr_hash_table if they do not already exist. (ipcp_grow_transformations_if_necessary): Also allocate ipa_bits_hash_table and ipa_vr_hash_table if they do not already exist. (ipa_node_params_t::duplicate): Do not copy bits, just pointers to them. Fix too long lines. (ipa_write_jump_function): Adjust for bits and m_vr being pointers and vr_known being removed. (ipa_read_jump_function): Use new setter functions to construct bits and vr parts of jump functions or set them to NULL. (write_ipcp_transformation_info): Adjust for bits being pointers. (read_ipcp_transformation_info): Likewise. (ipcp_update_bits): Likewise. Fix excessively long lines a trailing space. Include gt-ipa-prop.h. * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits being pointers. (ipcp_store_bits_results): Likewise. (propagate_vr_across_jump_function): Adjust for m_vr being a pointer. Do not write to existing jump functions but use a temporary instead. 2017-03-01 Jakub Jelinek PR c++/79681 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF, attempt to use its first operand as BIT_FIELD_REF base. 2017-03-01 Richard Biener PR middle-end/79721 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons interpolating formula in wrapping arithmetic. (chrec_apply): Convert chrec_evaluate return value to wanted type. 2017-03-01 Jakub Jelinek PR tree-optimization/79734 * tree-vect-generic.c (expand_vector_condition): Optimize AVX512 vector boolean VEC_COND_EXPRs into bitwise operations. Handle VEC_COND_EXPR where comparison has different inner width from type's inner width. 2017-02-28 Sandra Loosemore * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation, markup, and similar issues. Remove @opindex entries for things that aren't options. Add missing -mmpy-option entries. 2017-02-28 Jakub Jelinek PR tree-optimization/79737 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1 instead of byte_size. Formatting fix. (shift_bytes_in_array_right): Formatting fix. 2017-02-28 Eric Botcazou PR target/79749 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing condition on optimize for the leaf function test. 2017-02-28 Martin Liska PR lto/79625 * read-rtl-function.c (function_reader::handle_unknown_directive): Bail out when one uses -flto. 2017-02-28 Martin Liska * common.opt: Replace space with tabular for options of type. * config/i386/i386.opt: Show value for -mlarge-data-threshold. * opts.c (print_filtered_help): Do not display number in hexadecimal format. 2017-02-28 Martin Liska * common.opt: Fix --help=option -Q for options which are of an enum type. 2017-02-28 Uros Bizjak * config/i386/i386.c (print_reg): Error out for values of 8-bit size in invalid integer register. 2017-02-28 Martin Sebor PR tree-optimization/79691 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length. 2017-02-28 Jakub Jelinek PR target/79729 * config/i386/i386.c (ix86_print_operand) : Replace gcc_unreachable with output_operand_lossage. 2017-02-28 Richard Biener PR tree-optimization/79740 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant inserts. (visit_nary_op): Insert the nary into the hashtable if we pattern-matched sth. * tree-ssa-pre.c (eliminate_insert): Robustify. 2017-02-28 Richard Biener PR middle-end/79731 * fold-const.c (decode_field_reference): Reject out-of-bound accesses. 2017-02-28 Jakub Jelinek * config/i386/i386.c: Include intl.h. (ix86_option_override_internal): Use cond ? G_("...") : G_("...") instead of just cond ? "..." : "...". * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise. * coverage.c (read_counts_file): Likewise. * omp-offload.c: Include intl.h. (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead of just cond ? "..." : "...". * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead of just cond ? "..." : "...". 2017-02-28 Richard Earnshaw PR target/79742 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for' entry, if present. * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct 'tune for' CPU name. * config/arm/arm-cpu-data.h: Regenerated. 2017-02-28 Richard Biener PR tree-optimization/79732 * tree-inline.c (expand_call_inline): Do not shadow var. 2017-02-28 Richard Biener PR tree-optimization/79723 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve address-space properly. 2017-02-28 Thomas Schwinge * doc/optinfo.texi (Optimization groups): Fix option used for OPTGROUP_ALL. * doc/invoke.texi (-fopt-info): Document "omp". * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC. (OPTGROUP_ALL): Add OPTGROUP_OMP. * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP. * ipa-hsa.c (pass_data_ipa_hsa): Likewise. * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise. * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust all users. * dumpfile.c (optgroup_options): Instead of "openmp", associate OPTGROUP_OMP with "omp". 2017-02-27 Pat Haugen PR target/79544 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD for arithmetic shift of unsigned V2DI. 2017-02-27 Claudiu Zissulescu * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and arc/linux.h headers. * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove. (LINK_SPEC): Likewise. (ARC_TLS_EXTRA_START_SPEC): Likewise. (EXTRA_SPECS): Likewise. (STARTFILE_SPEC): Likewise. (ENDFILE_SPEC): Likewise. (LIB_SPEC): Likewise. (TARGET_SDATA_DEFAULT): Likewise. (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise. (MULTILIB_DEFAULTS): Likewise. (DWARF2_UNWIND_INFO): Likewise. * config/arc/big.h: New file. * config/arc/elf.h: Likewise. * config/arc/linux.h: Likewise. * config/arc/t-uClibc: Remove. 2017-02-27 Bin Cheng PR tree-optimization/77536 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function. (tree_transform_and_unroll_loop): Use above function to compute the estimated niter of unrolled loop and use it when scaling profile. Also use count info rather than frequency if it's non-zero. * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration. * tree-vect-loop.c (scale_profile_for_vect_loop): New function. (vect_transform_loop): Call above function. 2017-02-27 Richard Biener PR tree-optimization/45397 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR. * tree-ssa-sccvn.c (valueized_wider_op): New helper. (visit_nary_op): Add pattern matching for CSEing sign-changed or truncated operations with wider ones. 2017-02-27 Richard Biener PR tree-optimization/79690 * tree-vect-stmts.c (vectorizable_store): Use vector type built from the DR with address-space. 2017-02-26 Gerald Pfeifer * doc/invoke.texi (Optimize Options): Refine the description of asan-use-after-return. 2017-02-25 Alan Modra PR rtl-optimization/79584 * lra-constraints.c (base_to_reg): Reload ad->base, the entire base, not ad->base_term, the reg within base. Remove assertion that ad->base == ad->base_term. Replace gen_int_mode using bogus mode with const0_rtx. 2017-02-25 Jakub Jelinek PR middle-end/79396 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle FMA_EXPR like tcc_binary or tcc_unary. * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning. PR debug/77589 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value bitfield. (size_of_loc_descr): Handle DW_OP_GNU_variable_value. (output_loc_operands): Handle DW_OP_call_ref and DW_OP_GNU_variable_value. (struct variable_value_struct): New type. (struct variable_value_hasher): Likewise. (variable_value_hash): New variable. (string_types): Remove. (copy_loc_descr): New function. (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr. (prepend_loc_descr_to_each): New function. (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each instead of add_loc_descr_to_each if the first argument is single location list and the second has multiple. (resolve_args_picking_1): Handle DW_OP_GNU_variable_value. (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value when looking for variable value which doesn't have other location info. (loc_list_from_tree): Formatting fix. (gen_array_type_die): Simplify DW_AT_string_length handling. (adjust_string_types): Remove. (gen_subprogram_die): Don't call adjust_string_types nor test/set string_types. Call resolve_variable_values. (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value. (resolve_addr_in_expr): Likewise. Add A argument. (copy_deref_exprloc): Remove deref argument. Adjust for the original expression being DW_OP_GNU_variable_value with optionally DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref optionally after it. (optimize_string_length): Rework for DW_OP_GNU_variable_value. (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr callers. Set remove_AT_byte_size if removing DW_AT_string_length. (variable_value_hasher::hash, variable_value_hasher::equal): New methods. (resolve_variable_value_in_expr, resolve_variable_value, resolve_variable_values, note_variable_value_in_expr, note_variable_value): New functions. (dwarf2out_early_finish): Call note_variable_value on all toplevel DIEs. 2017-02-24 Jakub Jelinek PR c/79677 * opts.h (handle_generated_option): Add GENERATED_P argument. * opts-common.c (handle_option): Adjust function comment. (handle_generated_option): Add GENERATED_P argument, pass it to handle_option. (control_warning_option): Pass false to handle_generated_option GENERATED_P. * opts.c (maybe_default_option): Pass true to handle_generated_option GENERATED_P. * optc-gen.awk: Likewise. 2017-02-24 Segher Boessenkool * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of a REG, look at the REG it is a SUBREG of. (splitter for cmpeqsi_t): Ditto. 2017-02-24 Segher Boessenkool * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make the special USEs with the pattern of the insn, not the insn itself. 2017-02-24 Matthew Fortune PR target/79473 * doc/invoke.texi: Document -mload-store-pairs. 2017-02-24 Segher Boessenkool Sandra Loosemore * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the argument isn't a CONST_INT. (nios2_alternate_compare_const): Assert op is a CONST_INT. (nios2_valid_compare_const_p): Assert op is a CONST_INT. (nios2_validate_compare): Bypass alternate compare logic if *op2 is not a CONST_INT. (ldstwm_operation_p): Return false if first_base is not a REG or if first_offset is not a CONST_INT. 2017-02-24 Segher Boessenkool * config/cris/cris.md: Use correct operand in a define_peephole2. 2017-02-24 Segher Boessenkool * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL. 2017-02-24 Segher Boessenkool * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of this_insn if it is an INSN or JUMP_INSN. (force_offsettable): Look at base, not at addr. * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL on things that aren't necessarily CONST_INTs. 2017-02-24 Uros Bizjak * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that -mfpmath=sse is the default also for x86-32 targets with SSE2 instruction set when @option{-ffast-math} is enabled 2017-02-24 Jeff Law PR rtl-optimizatoin/79286 * ira.c (update_equiv_regs): Drop may_trap_p exception to dominance test. 2017-02-24 Richard Biener PR tree-optimization/79389 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip debug insns. 2017-02-24 Aldy Hernandez * tree-ssa-loop-niter.c (number_of_iterations_exit): Update function comment to reflect reality. (loop_exits_before_overflow): Fix typo in function description. 2017-02-24 Richard Biener PR tree-optimization/79389 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more properly that a threading opportunity exists. Detect conditional copy/constant propagation opportunities. 2017-02-23 Eric Botcazou * config/visium/visium.md (type): Add trap. (b): New mode attribute. (*btst): Rename into... (*btst): ...this and adjust. (*cbranchsi4_btst_insn): Rename into... (*cbranch4_btst_insn): ...this and adjust. (trap): New define_insn. 2017-02-23 Jakub Jelinek PR tree-optimization/79389 * ifcvt.c (struct noce_if_info): Add rev_cond field. (noce_reversed_cond_code): New function. (noce_emit_store_flag): Use rev_cond if non-NULL instead of reversed_comparison_code. Formatting fix. (noce_try_store_flag): Test rev_cond != NULL in addition to reversed_comparison_code. (noce_try_store_flag_constants): Likewise. (noce_try_store_flag_mask): Likewise. (noce_try_addcc): Use rev_cond if non-NULL instead of reversed_comparison_code. (noce_try_cmove_arith): Likewise. Formatting fixes. (noce_try_minmax, noce_try_abs): Clear rev_cond. (noce_find_if_block): Initialize rev_cond. (find_cond_trap): Call noce_get_condition with then_bb == trap_bb instead of false as last argument never attempt to reverse it afterwards. 2017-02-23 Bin Cheng PR tree-optimization/79663 * tree-predcom.c (combine_chains): Process refs in reverse order only for ZERO length chains, and add explaining comment. 2017-02-23 Jeff Law PR tree-optimization/79578 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF in call to operand_equal_p. 2017-01-23 Dominique d'Humieres PR target/71017 * config/i386/cpuid.h: Fix another undefined behavior. 2017-02-23 Richard Biener PR tree-optimization/79683 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite vector types for data-refs. 2017-02-23 Martin Liska * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0. 2017-02-23 Jakub Jelinek PR middle-end/79665 * internal-fn.c (get_range_pos_neg): Moved to ... * tree.c (get_range_pos_neg): ... here. No longer static. * tree.h (get_range_pos_neg): New prototype. * expr.c (expand_expr_real_2) : If both arguments are known to be in between 0 and signed maximum inclusive, try to expand both unsigned and signed divmod and use the cheaper one from those. 2017-02-22 Jeff Law PR tree-optimization/79578 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p to compare base operands. 2017-02-22 Segher Boessenkool PR target/79211 * config/rs6000/rs6000.md (*fsel4): Use gpc_reg_operand instead of fpr_reg_operand. 2017-02-22 Sameera Deshpande * config/mips/mips.c (mips_return_in_memory): Force FP vector types to be returned in memory for o32 ABI. 2017-02-22 Jakub Jelinek * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable instead of DW_TAG_member for static data member declarations and don't set no_linkage_name for static inline data members. (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable to DW_TAG_member. 2017-02-22 Martin Liska * doc/invoke.texi: Replace inequality signs with square brackets for -Wnormalized. 2017-02-22 Matthew Fortune PR target/78660 * lra-constraints.c (simplify_operand_subreg): Handle WORD_REGISTER_OPERATIONS targets. 2017-02-22 Jakub Jelinek PR target/70465 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F)) and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1) elimination by swapping fld*. 2017-02-22 Richard Biener PR tree-optimization/79673 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off irrelevant address-space qualifiers and avoiding a ADDR_SPACE_CONVERT_EXPR from fold_convert. 2017-02-22 Richard Biener PR tree-optimization/79666 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure to not symbolically negate if that may introduce undefined overflow. 2017-02-22 Martin Liska PR lto/79587 * data-streamer-in.c (streamer_read_gcov_count): Remove assert. * data-streamer-out.c (streamer_write_gcov_count_stream): Likewise. * value-prof.c (stream_out_histogram_value): Make assert more precise based on type of counter. 2017-02-21 Uros Bizjak PR target/79593 * config/i386/i386.md (standard_x87sse_constant_load splitter): Use nonimmediate_operand instead of memory_operand for operand 1. (float-extend standard_x87sse_constant_load splitter): Ditto. 2017-02-21 Jeff Law PR tree-optimization/79621 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore blocks with edges to themselves. 2017-02-21 Jakub Jelinek PR target/79633 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use is_gimple_call instead of comparing gimple_code with GIMPLE_CALL. Use gimple_call_builtin_p. PR target/79570 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head on temporarily removed DEBUG_INSNs. PR tree-optimization/79649 * tree-loop-distribution.c (classify_partition): Give up on non-generic address space loads/stores. 2017-02-21 Aldy Hernandez * doc/loop.texi (Loop manipulation): Remove nonexistent tree_ssa_loop_version from the documentation. * cfgloopmanip.c (loop_version): Document CONDITION_BB argument. 2017-02-21 Jakub Jelinek PR target/79494 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call make_reg_eh_region_note_nothrow_nononlocal on call_insn. * config/rs6000/rs6000.c: Include except.h. (rs6000_expand_split_stack_prologue): Call make_reg_eh_region_note_nothrow_nononlocal on the call insn. 2017-02-21 Martin Jambor PR lto/79579 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges have been analyzed. 2017-02-21 Martin Jambor * common.opt (-fipa-cp-alignment): Mark as ignored and preserved for backward compatibility only. * doc/invoke.texi (Option Summary): Remove all references to -fipa-cp-alignment. 2017-02-21 Matthew Fortune PR target/78660 Revert: 2017-02-20 Matthew Fortune * lra-constraints.c (curr_insn_transform): Handle WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs. 2017-02-21 Martin Liska * config/i386/i386.opt: Replace -masm-dialect with -masm. 2017-02-21 Thomas Schwinge PR translation/79638 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y". 2017-02-21 Eric Botcazou PR ada/67205 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define. (arm_function_ok_for_sibcall): Return false for an indirect call by descriptor if all the argument registers are used. (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the alignment of the function. 2017-02-21 Jakub Jelinek PR tree-optimization/61441 * simplify-rtx.c (simplify_const_unary_operation): For -fsignaling-nans and sNaN operand, return NULL_RTX rather than the sNaN unmodified. 2017-02-20 Bernd Edlinger * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe. (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR instead of SYSTEM_HEADER_DIR. 2017-02-20 Gerald Pfeifer Martin Liška * doc/invoke.texi (use-after-scope-direct-emission-threshold): Fix typos and grammar, use active voice, and clarify. 2017-02-20 Marek Polacek PR middle-end/79537 * gimplify.c (gimplify_expr): Handle unused *&&L;. PR sanitizer/79558 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null. 2017-02-20 Jakub Jelinek PR target/79568 * config/i386/i386.c (ix86_expand_builtin): Handle OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in ix86_builtins_isa[fcode].isa as a requirement of those flags and any other flag in the bitmask. (ix86_init_mmx_sse_builtins): Use 0 instead of ~OPTION_MASK_ISA_64BIT as mask. * config/i386/i386-builtin.def (__builtin_ia32_rdtsc, __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi, __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise. 2017-02-20 Matthew Fortune PR target/78012 * lra-constraints.c (split_reg): Check requested split mode is supported by the register. 2017-02-20 Matthew Fortune * lra-constraints.c (simplify_operand_subreg): Remove early return false. 2017-02-20 Matthew Fortune PR target/78660 * lra-constraints.c (curr_insn_transform): Tighten condition for converting SUBREG reloads from OP_OUT to OP_INOUT. 2017-02-20 Matthew Fortune PR target/78660 * lra-constraints.c (curr_insn_transform): Handle WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs. 2017-02-19 Uros Bizjak Revert: 2016-05-30 Uros Bizjak * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)". 2017-02-19 Jonathan Wakely PR c++/69523 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update description. 2017-02-19 Prathamesh Kulkarni * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format for FMA_EXPR. 2017-02-18 Jakub Jelinek * final.c (last_columnnum, override_columnnum): New variables. (final_start_function): Set last_columnnum, pass it to begin_prologue hook and pass 0 to dwarf2out_begin_prologue. (final_scan_insn): Update override_columnnum. Pass last_columnnum to source_line debug hook. (notice_source_line): Compute last_columnnum and for debug_column_info return true on column changes. * debug.h (struct gcc_debug_hooks): Add column argument to source_line and begin_prologue hooks. (debug_nothing_int_charstar_int_bool): Remove prototype. (debug_nothing_int_int_charstar, debug_nothing_int_int_charstar_int_bool): New prototypes. (dwarf2out_begin_prologue): Add column argument. * debug.c (do_nothing_debug_hooks): Adjust source_line and begin_prologue hooks. (debug_nothing_int_charstar_int_bool): Remove. (debug_nothing_int_int_charstar, debug_nothing_int_int_charstar_int_bool): New functions. * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it through to dwarf2out_source_line. (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook. (dwarf2out_source_line): Add column argument, emit it if requested. * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column arguments. * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise. * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise. * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it through to dwarf2out_begin_prologue. (vmsdbgout_source_line): Add column argument, pass it through to dwarf2out_source_line. * dbxout.c (dbxout_begin_prologue): Add column argument, adjust dbxout_source_line caller. (dbxout_source_line): Add column argument. * common.opt (gno-column-info, gcolumn-info): New options. * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix. (check_die): Also test for multiple DW_AT_decl_column attributes. (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add DW_AT_decl_column if requested. (gen_subprogram_die): Compare and/or add also DW_AT_decl_column if requested. (gen_variable_die): Likewise. (add_call_src_coords_attributes): Add DW_AT_call_column if requested. * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document. PR target/79569 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report. * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define. (ix86_handle_option): Handle OPT_m3dnowa. * doc/invoke.texi (-m3dnowa): Document. * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use -m3dnowa instead of -m3dnow -march=athlon. PR target/79559 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage instead of gcc_assert for K, r and R code checks. Formatting fixes. 2017-02-17 Bill Schmidt PR target/79261 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be. * config/rs6000/rs6000.md (reload_gpr_from_vsx): Call generator for vsx_xxpermdi__be. * config/rs6000/vsx.md (vsx_xxpermdi_): Remove logic to force big-endian semantics. (vsx_xxpermdi__be): New define_expand with same implementation as previous version of vsx_xxpermdi_. 2017-02-17 Jakub Jelinek PR tree-optimization/79327 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust variable, its initialization and use. 2017-02-17 Julia Koval * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New. (OPTION_MASK_ISA_PKU_UNSET): New. (ix86_handle_option): Handle -mrdpid. * config/i386/cpuid.h (bit_RDPID): New. * config/i386/driver-i386.c (host_detect_local_cpu): Detect RDPID feature. * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New. * config/i386/i386-c.c (ix86_target_macros_internal): Handle RDPID flag. * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts. (ix86_valid_target_attribute_inner_p): Add "rdpid". (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID. * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New. * config/i386/i386.md (define_insn "rdpid"): New. * config/i386/i386.opt Add -mrdpid. * config/i386/immintrin.h (_rdpid_u32): New. 2017-02-17 Vladimir Makarov PR rtl-optimization/79541 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn instead of transforming it into USE. 2017-02-17 Segher Boessenkool * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments. If HONOR_SNANS (SFmode) force the input to a register. (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition. (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates an frsp or similar insn. 2017-02-17 Martin Liska PR rtl-optimization/79577 * params.def (selsched-max-sched-times): Increase minimum to 1. 2017-02-17 Martin Liska PR rtl-optimization/79574 * gcse.c (want_to_gcse_p): Prevent integer overflow. 2017-02-17 Martin Liska PR tree-optimization/79529 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use ssa_defined_default_def_p to handle cases which are implicitly defined. * tree-ssa.c (ssa_defined_default_def_p): New function. (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases which are implicitly defined. * tree-ssa.h (ssa_defined_default_def_p): Declare. 2017-02-17 Richard Biener PR middle-end/79576 * params.def (max-ssa-name-query-depth): Limit to 10. 2017-02-17 Richard Biener PR tree-optimization/79552 * tree-ssa-structalias.c (visit_loadstore): Properly verify default defs. 2017-02-17 Richard Biener PR bootstrap/79567 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2. 2017-02-17 Marek Polacek PR middle-end/79536 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr. (fold_negate_expr): New wrapper. 2017-02-16 Sandra Loosemore * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]: Correct terminology and de-emphasize pre-standard behavior. 2017-02-16 Alan Modra PR rtl-optimization/79286 * ira.c (def_dominates_uses): New function. (update_equiv_regs): Don't create an equivalence for insns that may trap where the register def does not dominate the use. 2017-02-16 Vladimir Makarov PR rtl-optimization/78127 * lra.c (lra): Call lra_eliminate before finish the loop after lra_constraint. 2017-02-16 Richard Biener * graphite.h: Do not include isl/isl_val_gmp.h, instead include isl/isl_val.h. * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove. (gcc_expression_from_isl_expr_int): Use generic isl_val interface. * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h. (isl_val_int_from_wi): New function. (extract_affine_gmp): Rename to ... (extract_affine_wi): ... this, take a widest_int. (extract_affine_int): Just wrap extract_affine_wi. (add_param_constraints): Use isl_val_int_from_wi. (add_loop_constraints): Likewise, and extract_affine_wi. 2017-02-15 Jeff Law PR middle-end/79521 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling ira_init_register_move_cost_if_necessary. 2017-02-15 Martin Sebor PR middle-end/32003 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally removed in a prior commit. 2017-02-15 Bin Cheng PR tree-optimization/79347 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile counters during peeling. 2017-02-15 Thomas Schwinge * Makefile.in (site.exp): Remove "set ISLVER". 2017-02-15 Jakub Jelinek PR target/79487 * real.c (real_from_integer): Call real_convert even for decimal. 2017-02-15 Dominik Vogt PR target/79421 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS. 2017-02-14 Andrew Pinski * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C" cores and change the partno/implementer to be correct. (thunderx2t99p1): New core which replaces thunderx2t99 and still has the 'B" as the implementer. * config/aarch64/aarch64-tune.md: Regenerate. 2017-02-14 Carl Love * config/rs6000/rs6000.c: Add case statement entry to make the xvcvuxdsp built-in argument unsigned. * config/rs6000/vsx.md: Fix the source and return operand types so they match the instruction definitions from the ISA document. Fix typo in the instruction generation for the (define_insn "vsx_xvcvuxdsp" statement. 2017-02-14 Vladimir Makarov PR target/79282 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add member early_clobber_alts. * lra-lives.c (reg_early_clobber_p): New. (process_bb_lives): Use it. * lra.c (new_insn_reg): New arg early_clobber_alts. Use it. (debug_operand_data): Initialize early_clobber_alts. (setup_operand_alternative): Set up early_clobber_alts. (collect_non_operand_hard_regs): Ditto. Pass early clobber alternatives to new_insn_reg. (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use it. (lra_update_insn_regno_info): Pass the new arg. 2017-02-14 Jakub Jelinek PR middle-end/79505 * omp-offload.c (free_oacc_loop): Release loop->ifns vector. (new_oacc_loop_raw): Don't clear already cleared fields. PR target/79481 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd, _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd, _mm512_prefetch_i64gather_ps): New inline functions and macros. 2017-02-14 Uros Bizjak PR target/79495 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative. 2017-02-14 H.J. Lu PR target/79498 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert the extra instruction to the right place to store 128-bit constant when needed. 2017-02-14 Martin Sebor PR middle-end/79448 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX warning for strings of unknown length. 2017-02-13 Segher Boessenkool * config.gcc (supported_defaults) [powerpc*-*-*]: Update. 2017-02-14 Jeff Law PR target/79404 * ira-costs.c (scan_one_insn): Initialize register move costs for pseudos seen in USE/CLOBBER insns. PR tree-optimization/79095 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR, if the numerator has the range ~[0,0] make the resultant range ~[0,0]. (extract_range_from_binary_expr): For MINUS_EXPR with no derived range, if the operands are known to be not equal, then the resulting range is ~[0,0]. (intersect_ranges): If the new range is ~[0,0] and the old range is wide, then prefer ~[0,0]. * tree-vrp.c (overflow_comparison_p_1): New function. (overflow_comparison_p): New function. * tree-vrp.c (register_edge_assert_for_2): Register additional asserts if NAME is used in an overflow test. (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an overflow check that can be expressed as an equality test, then adjust ops to be that equality test. 2017-02-14 Andreas Krebbel * config/s390/s390-builtin-types.def: Remove flags argument. * config/s390/s390.c (s390_init_builtins): Likewise. 2017-02-14 Martin Liska * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body vector. Fix trailing white spaces. 2017-02-14 James Greenhalgh * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle HFmode. 2017-02-14 Kyrylo Tkachov PR rtl-optimization/68664 * config/arm/arm.c (arm_sched_can_speculate_insn): New function. Declare prototype. (TARGET_SCHED_CAN_SPECULATE_INSN): Define. 2017-02-14 Kyrylo Tkachov PR rtl-optimization/68664 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn): New function. (TARGET_SCHED_CAN_SPECULATE_INSN): Define. 2017-02-14 Amit Pawar * config/i386/i386.c (znver1_cost): Fix the alignment for function and max skip bytes for function, loop and jump. 2017-02-14 Prathamesh Kulkarni * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for ABS_EXPR for gimple dump. 2017-02-14 Jakub Jelinek PR target/79462 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4]. PR tree-optimization/79408 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the case when on TRUNC_MOD_EXPR op0 is INTEGER_CST. (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges also if rhs1 is INTEGER_CST. 2017-02-14 Richard Biener PR middle-end/79432 * tree-into-ssa.c (insert_phi_nodes): When the function can have abnormal edges rewrite SSA names with broken use-def dominance out of SSA and register them for PHI insertion. 2017-02-13 Martin Sebor PR middle-end/79496 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid clearing info.nowrite flag when snprintf size argument is a range. 2017-02-13 Jakub Jelinek * cprop.c (cprop_jump): Add missing space in string literal. * tree-ssa-structalias.c (rewrite_constraints): Likewise. (get_constraint_for_component_ref): Likewise. * df-core.c (df_worklist_dataflow_doublequeue): Likewise. * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise. * lra-constraints.c (process_alt_operands): Likewise. * ipa-inline.c (inline_small_functions): Likewise. * tree-ssa-sccvn.c (visit_reference_op_store): Likewise. * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise. * trans-mem.c (diagnose_tm_1_op): Likewise. * omp-grid.c (grid_find_single_omp_among_assignments): Likewise. (grid_parallel_clauses_gridifiable): Likewise. * config/nvptx/mkoffload.c (process): Add space in between , and %d. * config/i386/i386.h (REG_CLASS_NAMES): Add , in between "MOD4_SSE_REGS" and "ALL_REGS". * spellcheck.c (test_data): Add , in between "foo" and "food". 2017-02-13 Aaron Sawdey PR target/79449 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime boundary crossing check and subsequent code generation agree. 2017-02-13 Kyrylo Tkachov * config/aarch64/aarch64.c (has_memory_op): Delete. (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of has_memory_op. 2017-02-13 Jakub Jelinek PR rtl-optimization/79388 PR rtl-optimization/79450 * combine.c (distribute_notes): When removing TEM_INSN for which corresponding dest has last value recorded, invalidate that last value. 2017-02-13 Kyrylo Tkachov * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead of explicit '@'. Add missing assembly comment marker on branch costs printout. 2017-02-13 Nathan Sidwell * gengtype-lex.l (): Add '/'. 2017-02-13 Martin Liska PR c/79471 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC. 2017-02-13 Richard Biener * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS): Remove. * configure: Re-generate. * config.in: Likewise. * graphite-dependences.c: Simplify as if HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined. * graphite-isl-ast-to-gimple.c: Likewise. * graphite-optimize-isl.c: Likewise. * graphite-poly.c: Likewise. * graphite-sese-to-poly.c: Likewise. * graphite.h: Likewise. * toplev.c: Include isl/version.h and use isl_version () for printing the ISL version. * doc/install.texi: Update ISL requirement. 2017-02-12 Gerald Pfeifer * doc/standards.texi (Standards): Update reference to Objective-C 2.0. 2017-02-12 Gerald Pfeifer * doc/extend.texi (Named Address Spaces): sourceware.org now defaults to https. * doc/install.texi (Binaries): Ditto. (Specific): Ditto. 2017-02-11 Sandra Loosemore * doc/cpp.texi: Replace "stringify"/"stringification" with C standard terminology "stringize"/"stringizing" throughout. * doc/cppinternals.texi: Likewise. 2017-02-11 Sandra Loosemore * doc/extend.texi: Fix some spelling mistakes and typos. * doc/invoke.texi: Likewise. 2017-02-11 Jan Hubicka PR ipa/79224 * params.def (inline-min-speedup) Change from 10 to 8. 2017-02-11 Jakub Jelinek * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to 4.5. 2017-02-11 Jan Hubicka PR ipa/79224 * ipa-inline-analysis.c (get_minimal_bb): New function. (record_modified): Use it. (remap_edge_change_prob): Handle also ancestor functions. 2017-02-11 Gerald Pfeifer * doc/contrib.texi (Contributors): Remove broken link into the Mauve CVS repository. 2017-02-11 Jakub Jelinek PR middle-end/79454 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise result computation whenever lhs doesn't have vector mode, not just when it has BLKmode. 2017-02-10 Gerald Pfeifer * doc/makefile.texi (profiledbootstrap): Refer to the installation instructions only in textual form. 2017-02-10 Aaron Sawdey PR target/79295 * config/rs6000/altivec.md (bcd): Fix constraints. 2017-02-10 Gerald Pfeifer * doc/install.texi (Specific): Use https for blackfin.uclinux.org. (Specific): Update mingw-w64 reference. (Binaries): Ditto. (Specific): Remove broken link to Renesas RX processor. 2017-02-10 Richard Biener * toplev.c (process_options): Do not mention obsolete graphite options when printing sorry message about missing graphite support. Mention -floop-nest-optimize. 2017-02-10 Christophe Lyon * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm. (vtst_p16): Likewise. (vtstq_p8): Likewise. (vtstq_p16): Likewise. (vtst_p64): New. (vtstq_p64): Likewise. * config/arm/arm_neon.h (vgetq_lane_p64): New. (vset_lane_p64): New. (vsetq_lane_p64): New. 2017-02-10 Jakub Jelinek PR tree-optimization/79411 * tree-ssa-reassoc.c (is_reassociable_op): Return false if stmt operands are SSA_NAMEs used in abnormal phis. (can_reassociate_p): Return false if op is SSA_NAME used in abnormal phis. 2017-02-09 Jan Hubicka PR ipa/70795 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible flag if needed. 2017-02-09 Jan Hubicka * tree-ssa-loop-unswitch.c (hoist_guard): Update profile. 2017-02-09 Jakub Jelinek * omp-offload.c (oacc_loop_auto_partitions): Use || instead of | to avoid warning. PR c/79413 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants, not arbitrary TREE_CONSTANT. PR c/79431 * gimplify.c (gimplify_adjust_omp_clauses): Ignore "omp declare target link" attribute unless is_global_var. * omp-offload.c (find_link_var_op): Likewise. 2017-02-09 Nathan Sidwell Chung-Lin Tang * gimplify.c (gimplify_scan_omp_clauses): No special handling for OMP_CLAUSE_TILE. (gimplify_adjust_omp_clauses): Don't delete TILE. (gimplify_omp_for): Deal with TILE. * internal-fn.c (expand_GOACC_TILE): New function. * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative. (GOACC_TILE): New. * omp-expand.c (struct oacc_collapse): Add tile and outer fields. (expand_oacc_collapse_init): Add LOC paramter. Initialize tile element fields. (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling, avoid DIV for outermost collapse var. (expand_oacc_for): Insert tile element loop as needed. Adjust. Remove out of date comments, fix whitespace. * omp-general.c (omp_extract_for_data): Deal with tiling. * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag, adjust OLF_DIM_BASE value. (struct omp_for_data): Add tiling field. * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE. (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels for auto loops. Remove default auto determining, moved to oacc_loop_fixed_partitions. * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call stmts, add e_mask field. (oacc_dim_call): New function, abstracted out from oacc_thread_numbers. (oacc_thread_numbers): Use oacc_dim_call. (oacc_xform_tile): New. (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector. (finish_oacc_loop): Adjust for ifns vector. (oacc_loop_discover_walk): Append loop abstraction sites to list, add case for GOACC_TILE fns. (oacc_loop_xform_loop): Delete. (oacc_loop_process): Iterate over call list directly, and add handling for GOACC_TILE fns. (oacc_loop_fixed_partitions): Determine default auto, deal with TILE, dump partitioning. (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but vector partitioning to outer loops. Assign 2 partitions to loops when available. Add TILE handling. (oacc_loop_partition): Adjust oacc_loop_auto_partitions call. (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs. * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE. * tree.c (omp_clause_num_ops): Adjust TILE ops. * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New. 2017-02-09 Gerald Pfeifer * configure.ac (ACX_BUGURL): Update. * configure: Regenerate. 2017-02-09 Richard Biener PR tree-optimization/69823 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region): Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap. 2017-02-09 Andrew Burgess * config/arc/arc-c.def: Add __NPS400__ definition. * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here. (TARGET_NPS400): Define. 2017-02-09 Andrew Burgess * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in file. (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t pointer, arch_info. (arc_cpu_types): Fill the arch_info field with a pointer into the arc_arch_types table. (arc_selected_cpu): Declare. * config/arc/arc.c (arc_selected_cpu): Make global. (arc_selected_arch): Delete. (arc_base_cpu): Delete. (arc_override_options): Remove references to deleted variables, update access to arch information. (ARC_OPT): Update access to arch information. (ARC_OPTX): Likewise. * config/arc/arc.h (arc_base_cpu): Remove declaration. (TARGET_ARC600): Update access to arch information. (TARGET_ARC601): Likewise. (TARGET_ARC700): Likewise. (TARGET_EM): Likewise. (TARGET_HS): Likewise. * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch information. 2017-02-08 Pat Haugen PR target/78604 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert condition/operands for integer GE/LE/GEU/LEU operations. 2017-02-08 Segher Boessenkool PR translation/79397 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling of AltiVec. 2017-02-08 Martin Jambor PR ipa/79375 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool whether allocation happened. (ipa_initialize_node_params): Do not call ipa_alloc_node_params if nothing was allocated. 2017-02-08 Jakub Jelinek PR tree-optimization/79408 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not constant, but SSA_NAME with a known integer range, use the minimum of that range instead of op1 to determine if modulo can be replaced with its first operand. 2016-02-08 Kyrylo Tkachov * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX. 2017-02-08 Richard Biener PR tree-optimization/71824 * graphite-scop-detection.c (scop_detection::build_scop_breadth): Check all loops contained in the merged region. 2017-02-07 Andrew Pinski * config/aarch64/aarch64.md (popcount2): New pattern. 2017-02-07 Andrew Pinski * config/aarch64/aarch64-cores.def (thunderx): Disable LSE. (thunderxt88): Likewise. (thunderxt81): Disable LSE and change v8.1 to v8. (thunderxt83): Likewise. 2017-02-07 Jakub Jelinek Richard Biener PR middle-end/79399 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size type from int to size_t. * ira-costs.c (struct_costs_size): Change type from int to size_t. 2017-02-07 Jakub Jelinek PR rtl-optimization/79386 * cprop.c (bypass_conditional_jumps): Initialize bypass_last_basic_block already before splitting bbs after unconditional traps... (bypass_conditional_jumps): ... rather than here. PR target/79299 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs. (*avx512f_gathersi, *avx512f_gathersi_2, *avx512f_gatherdi, *avx512f_gatherdi_2): Use them, fix -masm=intel patterns. 2017-02-07 Richard Biener PR tree-optimization/79256 PR middle-end/79278 * builtins.c (get_object_alignment_2): Use min_align_of_type to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN. * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional type parameter. * doc/tm.texi: Regenerate. * stor-layout.c (layout_decl): Adjust. (update_alignment_for_field): Likewise. (place_field): Likewise. (min_align_of_type): Likewise. * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust. * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise. * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise. * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise. * config/frv/frv.c (frv_adjust_field_align): Likewise. * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise. * config/i386/i386.c (x86_field_alignment): Likewise. * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise. * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise. * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise. * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise. * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise. * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p): Likewise. Revert 2017-01-30 Richard Biener PR tree-optimization/79256 * targhooks.c (default_builtin_vector_alignment_reachable): Honor BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus alignment on TYPE. 2017-02-07 Toma Tabacu * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw builtins to SImode and emit a zero-extend, if necessary. 2017-02-06 Palmer Dabbelt * docs/invoke.texi (RISC-V Options): Alphabetize. 2017-02-06 Palmer Dabbelt * doc/invoke.texi (RISC-V Options): Use two spaces to separate options. 2017-02-06 Palmer Dabbelt * config/riscv/riscv.c: New file. * common/config/riscv/riscv-common.c: Likewise. * config.gcc: Likewise. * config/riscv/constraints.md: Likewise. * config/riscv/elf.h: Likewise. * config/riscv/generic.md: Likewise. * config/riscv/linux.h: Likewise. * config/riscv/multilib-generator: Likewise. * config/riscv/peephole.md: Likewise. * config/riscv/pic.md: Likewise. * config/riscv/predicates.md: Likewise. * config/riscv/riscv-builtins.c: Likewise. * config/riscv/riscv-c.c: Likewise. * config/riscv/riscv-ftypes.def: Likewise. * config/riscv/riscv-modes.def: Likewise. * config/riscv/riscv-opts.h: Likewise. * config/riscv/riscv-protos.h: Likewise. * config/riscv/riscv.h: Likewise. * config/riscv/riscv.md: Likewise. * config/riscv/riscv.opt: Likewise. * config/riscv/sync.md: Likewise. * config/riscv/t-elf-multilib: Likewise. * config/riscv/t-linux: Likewise. * config/riscv/t-linux-multilib: Likewise. * config/riscv/t-riscv: Likewise. * configure.ac: Likewise. * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew Waterman as RISC-V maintainers. * doc/install.texi: Add RISC-V entries. * doc/invoke.texi: Add RISC-V options section. * doc/md.texi: Add RISC-V constraints section. * configure: Regenerated. 2017-02-06 Michael Meissner PR target/66144 * config/rs6000/vector.md (vcond): Allow the true and false values to be constant vectors with all 0 or all 1 bits set. (vcondu): Likewise. * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New predicate. (fpmask_comparison_operator): Update comment. (vecint_comparison_operator): New predicate. * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize vector conditionals when the true and false values are constant vectors with all 0 bits or all 1 bits set. 2017-02-06 Martin Sebor PR tree-optimization/79376 * gimple-fold.c (get_range_strlen): Set the minimum length to zero. 2017-02-06 Uros Bizjak * config/i386/sse.md (vector modes -> vec_extract* splitter): Use explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate to simplify split condition. 2017-02-06 Jakub Jelinek * omp-expand.c (oxpand_omp_atomic_fetch_op, expand_omp_atomic_pipeline): Return false if can_atomic_load_p is false. 2017-02-06 Segher Boessenkool PR rtl-optimization/68664 * target.def (can_speculate_insn): New hook. * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook. * doc/tm.texi: Regenerate. * sched-rgn.c (can_schedule_ready_p): Use the new hook. * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro. (rs6000_sched_can_speculate_insn): New function. 2017-02-06 Jakub Jelinek PR tree-optimization/79284 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define. * tree-vect-stmts.c (vect_get_vec_def_for_operand, vectorizable_mask_load_store, vectorizable_operation, vect_is_simple_cond, get_same_sized_vectype): Use it instead of comparing TREE_CODE of a type against BOOLEAN_TYPE. * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1, vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise. * tree-vect-slp.c (vect_get_constant_vectors): Likewise. * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise. Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after is_gimple_assign (stmt). Replace another such test with is_gimple_assign (stmt). 2017-02-06 Georg-Johann Lay PR target/78883 * config/avr/avr.c (rtl-iter.h): Include it. (TARGET_LEGITIMATE_COMBINED_INSN): New hook define... (avr_legitimate_combined_insn): ...and implementation. 2017-02-06 Dominik Vogt * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h. * config/s390/s390.c (s390_const_operand_ok) (s390_canonicalize_comparison, s390_extract_part) (s390_single_part, s390_contiguous_bitmask_nowrap_p) (s390_contiguous_bitmask_p, s390_rtx_costs) (legitimize_pic_address): Likewise. * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise. * config/s390/vx-builtins.md ("vec_genbytemaskv16qi") ("vec_permi", "vfae", "*vfaes", "vstrc") ("*vstrcs"): Use UINTVAL() to set unsigned HOST_WIDE_INT. * config/s390/vector.md ("vec_vfenes"): Likewise. 2017-02-06 Georg-Johann Lay * config/avr/avr.md (*addhi3_zero_extend): Add alternative where REGNO($0) == REGNO($1). 2017-02-06 Andreas Krebbel * config/s390/linux.h(SIZE_TYPE): Add comment. 2017-02-06 Julian Brown Naveen H.S Virendra Pathak * config/aarch64/aarch64-cores.def: Change the scheduler to Thunderx2t99. * config/aarch64/aarch64.md: Include thunderx2t99.md. * config/aarch64/thunderx2t99.md: New file. 2017-02-05 Gerald Pfeifer * doc/standards.texi (Go Language): Update link to language standard. 2017-02-05 Jan Hubicka * tree-eh.c (lower_resx): Sanitize profile. (cleanup_empty_eh_move_lp): Likewise. 2017-02-05 Jan Hubicka PR tree-ssa/79347 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add ELSE_PROB. * cfgloopmanip.h (loop_version): Update prototype. * modulo-sched.c (sms_schedule): Update call of loop_version. * tree-if-conv.c(version_loop_for_if_conversion): Likewise. * tree-parloops.c (gen_parallel_loop): Likewise. * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise. * tree-ssa-loop-split.c (split_loop): Likewise. * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise. * tree-vect-loop-manip.c (vect_loop_versioning): Likewise. 2017-02-05 Martin Liska PR bootstrap/78985 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local variable to NULL. (print_operand_address): Initialize a struct to zero. 2017-02-05 Gerald Pfeifer * doc/contrib.texi (Contributors): Refer to Hans Boehm's garbage collector only in textual form. 2017-02-05 Gerald Pfeifer * doc/extend.texi (x86 specific memory model extensions for transactional memory): Simplify a phrase. 2017-02-05 Eric Botcazou PR target/79353 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32. (atomic_storedi_1): Likewise. 2017-02-04 Jakub Jelinek PR tree-optimization/79338 * tree-parloops.c (gather_scalar_reductions): Don't call vect_analyze_loop_form for loop->inner before destroying loop's loop_vinfo. 2017-02-03 Martin Sebor PR tree-optimization/79327 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix when precision has resulted in leading zeros. (format_integer): Adjust the likely counter to assume an unknown argument that may be zero is non-zero. 2017-02-03 Jason Merrill PR c++/78689 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to avoid copying non-taken branch. 2017-02-03 Jakub Jelinek PR tree-optimization/79340 * tree-vect-loop.c (vectorizable_reduction): Release vec_defs elements after safe_splicing them into other vectors. Formatting fixes. PR tree-optimization/79327 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of dirtype. (format_integer): Use wide_int_to_tree instead of build_int_cst + to_?hwi. If argmin is NULL, just set argmin and argmax to TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation of shortest and longest sequence. 2017-02-03 Uros Bizjak * config/i386/i386.c (dimode_scalar_chain::convert_reg): Use pextrd for TARGET_SSE4_1 when creating scalar copy. 2017-02-03 Walter Lee PR target/78862 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage after initial stackframe link reg save. * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise. 2017-02-03 Jakub Jelinek PR target/79354 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of wu for stxssp alternative. 2017-02-03 Martin Sebor PR tree-optimization/79352 * gimple-fold.c (get_range_strlen): Add argument. (get_range_strlen): Change return type to bool. (get_maxval_strlen): Pass in a dummy argument. * gimple-fold.h (get_range_strlen): Change return type to bool. * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter. * tree.h (array_at_struct_end_p): Add argument. * tree.c (array_at_struct_end_p): Handle it. 2017-02-03 Martin Liska PR lto/66295 * multiple_target.c (create_dispatcher_calls): Redirect edge from a caller of a dispatcher. (expand_target_clones): Make the clones local. (ipa_target_clone): Do both target clones and resolvers. (ipa_dispatcher_calls): Remove the pass. (pass_dispatcher_calls::gate): Likewise. (make_pass_dispatcher_calls): Likewise. * passes.def (pass_target_clone): Put as very first IPA early pass. 2017-02-03 Martin Liska * symtab.c (symtab_node::binds_to_current_def_p): Bail out in case of a function with ifunc attribute. 2017-02-03 Martin Liska * cgraph.c (cgraph_node::dump): Dump function version info. * symtab.c (symtab_node::dump_base): Add missing new line. 2017-02-02 Jan Hubicka * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function. (ifcombine_ifandif): Use it. 2017-02-03 Martin Liska * doc/invoke.texi: Document default value for use-after-scope-direct-emission-threshold. 2017-02-03 Martin Liska PR tree-optimization/79339 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear. (format_floating): Likewise. 2017-02-03 Martin Liska PR ipa/79337 * ipa-prop.c (ipa_node_params_t::insert): Remove current implementation. (ipa_node_params_t::remove): Likewise. * ipa-prop.h (ipa_node_params::ipa_node_params): Make default initialization from removed ipa_node_params_t::insert. (ipa_node_params::~ipa_node_params): Move from removed ipa_node_params_t::release. * symbol-summary.h (symbol_summary::m_released): New member. Do not release a summary twice. Do not allow to call finalizer for types of a summary that live in GGC memory. 2017-02-02 Naveen H.S * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and cmp_branch fusion. 2017-02-02 Martin Sebor PR middle-end/79275 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero. (format_string): Tighten up the range of output for non-constant strings and correct the expected range for wide non-constant strings. 2017-02-02 Martin Sebor * doc/invoke.texi (-maccumulate-args): Fix bad grammar. PR middle-end/32003 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from index. (-fdump-tree-@var): Add to index and document how to come up with pass-specific option and dump file names. (-fdump-passes): Clarify where to look for output. 2017-02-02 Jan Hubicka PR middle-end/77445 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump statistics of the analyzed path; allow threading for speed when any of BBs along the path are optimized for speed. 2017-02-02 Eric Botcazou PR middle-end/78468 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment settings of the virtual registers. Revert again 2016-08-23 Dominik Vogt * explow.c (get_dynamic_stack_size): Take known alignment of stack pointer + STACK_DYNAMIC_OFFSET into account when calculating the size needed. 2017-02-02 Andreas Krebbel * config/s390/vx-builtins.md ("vec_ceil", "vec_floor") ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders. 2017-02-02 Andreas Krebbel * config/s390/s390.md: Add missing comments with the expanded mnemonics. * config/s390/vector.md: Likewise. * config/s390/vx-builtins.md: Likewise. 2017-02-02 Jakub Jelinek PR target/79197 * config/rs6000/rs6000.md (*fixuns_truncdi2_fctiduz): Rename to ... (fixuns_truncdi2): ... this, remove previous expander. Put all conditions on a single line. 2017-02-02 Andreas Krebbel * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename __S390_VX__ to __VX__. 2017-02-01 Andrew Pinski * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass stmt_info to record_stmt_cost. (vect_get_known_peeling_cost): Pass stmt_info if known to record_stmt_cost. * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split cpu_vector_cost field into scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost field into vec_int_stmt_cost and vec_fp_stmt_cost. * config/aarch64/aarch64.c (generic_vector_cost): Update for the splitting of scalar_stmt_cost and vec_stmt_cost. (thunderx_vector_cost): Likewise. (cortexa57_vector_cost): LIkewise. (exynosm1_vector_cost): Likewise. (xgene1_vector_cost): Likewise. (thunderx2t99_vector_cost): Improve after the splitting of the two fields. (aarch64_builtin_vectorization_cost): Update for the splitting of scalar_stmt_cost and vec_stmt_cost. 2017-02-01 Torvald Riegel Richard Henderson * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free" conditional on existance of a fast atomic load. * optabs-query.c (can_atomic_load_p): New function. * optabs-query.h (can_atomic_load_p): Declare it. * optabs.c (expand_atomic_exchange): Always delegate to libatomic if no fast atomic load is available for the particular size of access. (expand_atomic_compare_and_swap): Likewise. (expand_atomic_load): Likewise. (expand_atomic_store): Likewise. (expand_atomic_fetch_op): Likewise. * testsuite/lib/target-supports.exp (check_effective_target_sync_int_128): Remove x86 because it provides no fast atomic load. (check_effective_target_sync_int_128_runtime): Likewise. 2017-02-01 Richard Biener * graphite.c: Include tree-vectorizer.h for find_loop_location. (graphite_transform_loops): Provide opt-info for optimized nests. * tree-parloop.c (parallelize_loops): Provide opt-info for parallelized loops. 2017-02-01 Richard Biener PR middle-end/79315 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it was not set before. 2017-02-01 Richard Biener PR tree-optimization/71824 * graphite-scop-detection.c (scop_detection::build_scop_breadth): Verify the loops are valid in the merged SESE region. (scop_detection::can_represent_loop_1): Check analyzing the evolution of the number of iterations in the region succeeds. 2017-01-31 Ian Lance Taylor * config/i386/i386.c (ix86_expand_split_stack_prologue): Add REG_ARGS_SIZE note to 32-bit push insns and call insn. 2017-01-31 David Malcolm PR preprocessor/79210 * input.c (get_substring_ranges_for_loc): Replace line_width assertion with error-handling. 2017-01-31 Richard Biener PR tree-optimization/77318 * graphite-sese-to-poly.c (extract_affine): Fix assert. (create_pw_aff_from_tree): Take loop parameter. (add_condition_to_pbb): Pass loop of the condition to create_pw_aff_from_tree. 2017-01-31 Jakub Jelinek * config/s390/s390.c (s390_asan_shadow_offset): New function. (TARGET_ASAN_SHADOW_OFFSET): Redefine. 2017-01-31 Michael Meissner PR target/78597 PR target/79038 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete, no longer used. (convert_int_to_float128): Likewise. * config/rs6000/rs6000.c (convert_float128_to_int): Likewise. (convert_int_to_float128): Likewise. * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise. (UNSPEC_IEEE128_CONVERT): Likewise. (floatsi2, FLOAT128 iterator): Bypass calling rs6000_expand_float128_convert if we have IEEE 128-bit hardware. Use local variables for IBM extended format. (fix_truncsi2, FLOAT128 iterator): Likewise. (fix_truncsi2_fprs): Likewise. (fixuns_trunc2): Likewise. (floatuns2, IEEE128 iterator): Likewise. (fix_si2_hw): Rework the IEEE 128-bt hardware support to know that we can now have integers of all sizes in vector registers. (fix_di2_hw): Likewise. (float_si2_hw): Likewise. (fix_si2_hw): Likewise. (fixuns_si2_hw): Likewise. (float_di2_hw): Likewise. (float_di2_hw): Likewise. (float_si2_hw): Likewise. (floatuns_di2_hw): Likewise. (floatuns_si2_hw): Likewise. (xscvqpwz_): Delete, no longer used. (xscvqpdz_): Likewise. (xscvdqp_): Likewise. (ieee128_mfvsrd_64bit): Likewise. (ieee128_mfvsrd_32bit): Likewise. (ieee128_mfvsrwz): Likewise. (ieee128_mtvsrw): Likewise. (ieee128_mtvsrd_64bit): Likewise. (ieee128_mtvsrd_32bit): Likewise. 2017-01-31 Martin Liska PR ipa/79285 * ipa-prop.c (ipa_free_all_node_params): Call release method instead of ~sumbol_summary to not to trigger double times dtor of hash_map. 2017-01-31 Aldy Hernandez PR tree-optimization/71691 * bitmap.h (class auto_bitmap): New. * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call is_maybe_undefined instead of ssa_undefined_value_p. 2017-01-31 Andreas Krebbel * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename __S390_ARCH_LEVEL__ to __ARCH__. 2017-01-31 Jakub Jelinek PR tree-optimization/79267 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls if should_remove_lhs_p is true. 2017-01-30 Alexandre Oliva PR debug/63238 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment. (add_alignment_attribute): New. (base_type_die): Add alignment attribute. (subrange_type_die): Likewise. (modified_type_die): Likewise. (gen_array_type_die): Likewise. (gen_descr_array_type_die: Likewise. (gen_enumeration_type_die): Likewise. (gen_subprogram_die): Likewise. (gen_variable_die): Likewise. (gen_field_die): Likewise. (gen_ptr_to_mbr_type_die): Likewise. (gen_struct_or_union_type_die): Likewise. (gen_subroutine_type_die): Likewise. (gen_typedef_die): Likewise. (base_type_cmp): Compare alignment attribute. 2017-01-30 Aaron Sawdey PR target/79170 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed. (setb_unsigned) New pattern for setb with CCUNS. * config/rs6000/rs6000.c (expand_block_compare): Use a different subfc./subfe sequence to avoid overflow problems. Generate a shorter sequence with cmpld/setb for power9. * config/rs6000/rs6000.md (subf3_carry_dot2): Add a new pattern for generating subfc. instruction. (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence now uses this instruction. 2017-01-30 Ian Lance Taylor PR debug/79289 * dwarf2out.c (gen_type_die_with_usage): When picking a variant for FUNCTION_TYPE/METHOD_TYPE, use the first matching one. 2017-01-30 Martin Sebor * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision): Move constant to the right of a relational operator. (get_mpfr_format_length, format_character, format_string): Ditto. (should_warn_p, maybe_warn): Same. * doc/invoke.texi (-Wformat-truncation=1): Fix typo. 2017-01-30 Maxim Ostapenko PR lto/79061 * asan.c (get_translation_unit_decl): Remove function. (asan_add_global): Force has_dynamic_init to zero in LTO mode. 2017-01-30 Martin Liska PR gcov-profile/79259 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/ -fprofile-generate. 2017-01-30 Martin Liska PR bootstrap/78985 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze): Initialize variables with NULL value. 2017-01-30 Richard Earnshaw PR target/79260 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to tm_p_file. * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h. 2017-01-30 Richard Biener PR tree-optimization/79276 * tree-vrp.c (process_assert_insertions): Properly adjust common when removing a duplicate. 2017-01-30 Richard Biener PR tree-optimization/79256 * targhooks.c (default_builtin_vector_alignment_reachable): Honor BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus alignment on TYPE. * tree.c (build_aligned_type): Set TYPE_USER_ALIGN. 2017-01-30 Dominik Vogt PR target/79240 * config/s390/s390.md ("*rsbg__srl_bitmask") ("*rsbg__sll_bitmask") ("*extzv__srl") ("*extzv__sll"): Use contiguous_bitmask_nowrap_operand. 2017-01-29 Bill Schmidt PR target/79268 * config/rs6000/altivec.h (vec_xl): Revise #define. (vec_xst): Likewise. 2017-01-27 Uros Bizjak * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum. 2017-01-27 Bernd Schmidt PR rtl-optimization/79194 * cprop.c (one_cprop_pass): Move deletion of code after unconditional traps before call to bypass_conditional_jumps. 2017-01-27 Vladimir Makarov PR tree-optimization/71374 * lra-constraints.c (check_conflict_input_operands): New. (match_reload): Use it. 2017-01-27 Vladimir Makarov PR target/79131 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into account to calculate conflict_set. 2017-01-27 Bin Cheng PR rtl-optimization/78559 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for other_insn in combine. 2017-01-27 Pekka Jääskeläinen * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use uint16_type_node for BT_UINT16. 2017-01-27 David Malcolm * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and "RTL Tests" to menu. (GIMPLE Tests): New node. (RTL Tests): New node. 2017-01-27 Richard Biener PR tree-optimization/79245 * tree-loop-distribution.c (distribute_loop): Apply cost modeling also to detected patterns. 2017-01-27 Richard Biener PR tree-optimization/71433 * tree-vrp.c (register_new_assert_for): Revert earlier changes. (compare_assert_loc): New function. (process_assert_insertions): Sort and optimize assert locations to remove duplicates and push down identical assertions on edges to their destination block. 2017-01-27 Richard Biener PR tree-optimization/79244 * tree-vrp.c (remove_range_assertions): Forcefully propagate out SSA names even if abnormal. 2017-01-27 Jakub Jelinek * realmpfr.h: Poison MPFR_RND{N,Z,U,D}. * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead of MPFR_RNDN. 2017-01-27 Richard Earnshaw PR target/79239 * arm.c (arm_option_override): Don't call build_target_option_node until after doing all option overrides. (arm_valid_target_attribute_tree): Likewise. 2017-01-27 Martin Liska * doc/invoke.texi (-fprofile-arcs): Document profiling support for {cd}tors and C++ {cd}tors. 2017-01-27 Dominik Vogt * config/s390/s390.md ("*setmem_long_and") ("*setmem_long_and_31z"): Use zero_extend instead of and. 2017-01-26 Martin Sebor * gimple-ssa-sprintf.c (format_floating): Simplify the computation of precision. 2017-01-26 Martin Sebor * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and HAVE_DFmode before using XFmode or DFmode. (parse_directive): Avoid using the z length modifier to avoid the ISO C++98 does not support the ‘z’ gnu_printf length modifier. PR middle-end/78703 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change to accept adjustment as an array. (get_int_range): New function. (struct directive): Make width and prec arrays. (directive::set_width, directive::set_precision): Call get_int_range. (format_integer, format_floating): Handle width and precision ranges. (format_string, parse_directive): Same. 2017-01-26 Jakub Jelinek PR debug/79129 * dwarf2out.c (generate_skeleton_bottom_up): For children with comdat_type_p set, just clone them, but keep the children in the original DIE. PR debug/78835 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs which have direct callers with -fvar-tracking-assignments enabled in the current TU. (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin inside of type units. 2017-01-26 Martin Sebor PR middle-end/78703 * gimple-ssa-sprintf.c (struct result_range): Add likely and unlikely counters. (struct format_result): Replace number_chars, number_chars_min, and number_chars_max with a single member of struct result_range. Remove bounded. (format_result::operator+=): Adjust. (struct fmtresult): Remove bounded. Handle likely and unlikely counters. (fmtresult::adjust_for_width_or_precision): New function. (fmtresult:type_max_digits): New function. (bytes_remaining): Handle likely and unlikely counters. (min_bytes_remaining): Remove. (format_percent): Simplify. (format_integer, format_floating): Set likely and unlikely counters. (get_string_length, format_character, format_string): Same. (format_plain, should_warn_p): New function. (maybe_warn): Call should_warn_p. Update diagnostic messages and handle those for all directives, including plain strings. (format_directive): Handle likely and unlikely counters. Remove unnecessary quoting from diagnostics. Add an informational note. (add_bytes): Remove. (pass_sprintf_length::compute_format_length): Simplify. (try_substitute_return_value): Handle likely and unlikely counters. 2017-01-26 Carl Love * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins 2017-01-26 Vladimir Makarov PR target/79131 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take endianess for subregs into account. * lra-constraints.c (lra_constraints): Do risky transformations always on the first iteration. * lra-lives.c (check_pseudos_live_through_calls): Add arg last_call_used_reg_set. (process_bb_lives): Define and use last_call_used_reg_set. * lra.c (lra): Always continue after lra_constraints on the first iteration. 2017-01-26 Kirill Yukhin * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long constant. * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto. 2017-01-26 Jakub Jelinek * config/i386/avx512fintrin.h (_ktest_mask16_u8, _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ... * config/i386/avx512dqintrin.h (_ktest_mask16_u8, _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here. * config/i386/i386-builtin.def (__builtin_ia32_ktestchi, __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F. * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator. (kadd, ktest): Use it instead of SWI1248_AVX512BWDQ. 2017-01-26 Marek Polacek PR c/79199 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL for the third operand. 2017-01-26 Jakub Jelinek PR middle-end/79236 * omp-low.c (struct omp_context): Add simt_stmt field. (scan_omp_for): Return omp_context *. (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD context to the _simt_ SIMD stmt. (lower_omp_for): For combined SIMD with sibling _simt_ SIMD, make sure to use the same decls in _looptemp_ clauses as in the sibling. 2017-01-26 David Sherwood PR middle-end/79212 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in all contexts. 2017-01-26 Jakub Jelinek PR target/70465 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1); emit fld b; fld a; if possible. * brig-builtins.def: Update copyright years. * config/arm/arm_acle_builtins.def: Update copyright years. 2017-01-25 Michael Meissner PR target/79179 * config/rs6000/vsx.md (vsx_extract__store): Use wY constraint instead of o for the stxsd instruction. 2017-01-25 Carl Love * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD. 2017-01-25 Jonathan Wakely * doc/invoke.texi (C++ Dialect Options): Fix typo. 2017-01-25 Richard Biener PR tree-optimization/69264 * target.def (vector_alignment_reachable): Improve documentation. * doc/tm.texi: Regenerate. * targhooks.c (default_builtin_vector_alignment_reachable): Simplify and add a comment. * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert earlier changes with respect to TYPE_USER_ALIGN. (vector_alignment_reachable_p): Likewise. Improve dumping. 2016-01-25 Kyrylo Tkachov PR target/79145 * config/arm/arm.md (xordi3): Force constant operand into a register for TARGET_IWMMXT. 2016-01-25 Kyrylo Tkachov * doc/invoke.texi (-fstore-merging): Correct default optimization levels at which it is enabled. (-O): Move -fstore-merging from list to... (-O2): ... Here. 2017-01-25 Richard Biener PR debug/78363 * omp-expand.c: Include debug.h. (expand_omp_taskreg): Make sure to generate early debug before outlining anything from a function. (expand_omp_target): Likewise. (grid_expand_target_grid_body): Likewise. 2017-01-25 Maxim Ostapenko PR lto/79061 * asan.c (get_translation_unit_decl): New function. (asan_add_global): Extract modules file name from globals TRANSLATION_UNIT_DECL name. 2017-01-24 Eric Botcazou PR target/77439 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction for long calls with APCS frame and VFP. 2017-01-24 David Malcolm * cfg.c (original_copy_tables_initialized_p): New function. * cfg.h (original_copy_tables_initialized_p): New decl. * cfgrtl.c (relink_block_chain): Guard the call to free_original_copy_tables with a call to original_copy_tables_initialized_p. * cgraph.h (symtab_node::native_rtl_p): New decl. * cgraphunit.c (symtab_node::native_rtl_p): New function. (symtab_node::needed_p): Don't assert for early assembly output for __RTL functions. (cgraph_node::finalize_function): Set "force_output" for __RTL functions. (cgraph_node::analyze): Bail out early for __RTL functions. (analyze_functions): Update assertion to support __RTL functions. (cgraph_node::expand): Bail out early for __RTL functions. * final.c (rest_of_clean_state): Don't call delete_tree_ssa for __RTL functions. * function.h (struct function): Update comment for field "pass_startwith". * gimple-expr.c: Include "tree-pass.h". (gimple_has_body_p): Return false for __RTL functions. * Makefile.in (OBJS): Add run-rtl-passes.o. * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New accessor. (gcc::pass_manager::get_clean_slate): New accessor. * passes.c: Include "insn-addr.h". (should_skip_pass_p): Add logging. Update logic for running "expand" to be compatible with both __GIMPLE and __RTL. Guard property-provider override so it is only done for gimple passes. Don't skip dfinit. (skip_pass): New function. (execute_one_pass): Call skip_pass when skipping passes. * read-md.c (md_reader::read_char): Support filtering the input to a subset of line numbers. (md_reader::md_reader): Initialize fields m_first_line and m_last_line. (md_reader::read_file_fragment): New function. * read-md.h (md_reader::read_file_fragment): New decl. (md_reader::m_first_line): New field. (md_reader::m_last_line): New field. * read-rtl-function.c (function_reader::create_function): Only create cfun if it doesn't already exist. Set PROP_rtl on cfun's curr_properties. Set DECL_INITIAL to a dummy block. (read_rtl_function_body_from_file_range): New function. * read-rtl-function.h (read_rtl_function_body_from_file_range): New decl. * run-rtl-passes.c: New file. * run-rtl-passes.h: New file. 2017-01-24 Jeff Law * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase buffer size. 2017-01-24 Bin Cheng PR tree-optimization/79159 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function. (record_nonwrapping_iv): Improve boundary using above function if no value range information. 2017-01-24 Pekka Jääskeläinen Martin Jambor * brig-builtins.def: New file. * builtins.def (DEF_HSAIL_BUILTIN): New macro. (DEF_HSAIL_ATOMIC_BUILTIN): Likewise. (DEF_HSAIL_SAT_BUILTIN): Likewise. (DEF_HSAIL_INTR_BUILTIN): Likewise. (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise. * builtin-types.def (BT_INT8): New. (BT_INT16): Likewise. (BT_UINT8): Likewise. (BT_UINT16): Likewise. (BT_FN_ULONG): Likewise. (BT_FN_UINT_INT): Likewise. (BT_FN_UINT_ULONG): Likewise. (BT_FN_UINT_LONG): Likewise. (BT_FN_UINT_PTR): Likewise. (BT_FN_ULONG_PTR): Likewise. (BT_FN_INT8_FLOAT): Likewise. (BT_FN_INT16_FLOAT): Likewise. (BT_FN_UINT32_FLOAT): Likewise. (BT_FN_UINT16_FLOAT): Likewise. (BT_FN_UINT8_FLOAT): Likewise. (BT_FN_UINT64_FLOAT): Likewise. (BT_FN_UINT16_UINT32): Likewise. (BT_FN_UINT32_UINT16): Likewise. (BT_FN_UINT16_UINT16_UINT16): Likewise. (BT_FN_INT_PTR_INT): Likewise. (BT_FN_UINT_PTR_UINT): Likewise. (BT_FN_LONG_PTR_LONG): Likewise. (BT_FN_ULONG_PTR_ULONG): Likewise. (BT_FN_VOID_UINT64_UINT64): Likewise. (BT_FN_UINT8_UINT8_UINT8): Likewise. (BT_FN_INT8_INT8_INT8): Likewise. (BT_FN_INT16_INT16_INT16): Likewise. (BT_FN_INT_INT_INT): Likewise. (BT_FN_UINT_FLOAT_UINT): Likewise. (BT_FN_FLOAT_UINT_UINT): Likewise. (BT_FN_ULONG_UINT_UINT): Likewise. (BT_FN_ULONG_UINT_PTR): Likewise. (BT_FN_ULONG_ULONG_ULONG): Likewise. (BT_FN_UINT_UINT_UINT): Likewise. (BT_FN_VOID_UINT_PTR): Likewise. (BT_FN_UINT_UINT_PTR: Likewise. (BT_FN_UINT32_UINT64_PTR): Likewise. (BT_FN_INT_INT_UINT_UINT): Likewise. (BT_FN_UINT_UINT_UINT_UINT): Likewise. (BT_FN_UINT_UINT_UINT_PTR): Likewise. (BT_FN_UINT_ULONG_ULONG_UINT): Likewise. (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise. (BT_FN_LONG_LONG_UINT_UINT): Likewise. (BT_FN_ULONG_ULONG_UINT_UINT): Likewise. (BT_FN_VOID_UINT32_UINT64_PTR): Likewise. (BT_FN_VOID_UINT32_UINT32_PTR): Likewise. (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise. (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise. (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise. * doc/frontends.texi: List BRIG FE. * doc/install.texi (Testing): Add BRIG tesring requirements. * doc/invoke.texi (Overall Options): Mention BRIG. * doc/standards.texi (Standards): Doucment BRIG HSA version. 2017-01-24 Richard Biener PR translation/79208 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic. 2017-01-24 Martin Jambor PR bootstrap/79198 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor. * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts and known_contexts. 2017-01-24 Aldy Hernandez PR middle-end/79123 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure casts from signed to unsigned really don't have a range. 2017-01-24 Markus Trippelsdorf * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to GMP_RNDx for compatiblity. 2017-01-24 Martin Liska PR bootstrap/79132 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert that would prevent us to call alloca with -1 as argument. 2017-01-24 Jakub Jelinek * dwarf2out.c (output_compilation_unit_header, output_file_names): Avoid -Wformat-security warning. 2017-01-23 Andrew Pinski * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve cost table. 2017-01-23 Martin Sebor PR middle-end/78703 * gimple-ssa-sprintf.c (warn_level): New global. (format_integer): Use it here and throughout the rest of the file. Use the same switch to compute sign as base. (maybe_warn): New function. (format_directive): Factor out warnings into maybe_warn. Add debugging output. Use warn_level. (add_bytes): Use warn_level. (pass_sprintf_length::compute_format_length): Add debugging output. (try_substitute_return_value): Same. (pass_sprintf_length::handle_gimple_call): Set and use warn_level. PR middle-end/78703 * gimple-ssa-sprintf.c (struct format_result): Remove constant member. (struct fmtresult, format_integer, format_floating): Adjust. (fmtresult::fmtresult): Set max correctly in two argument ctor. (get_string_length, format_string,format_directive): Same. (pass_sprintf_length::compute_format_length): Same. (try_substitute_return_value): Simplify slightly. PR middle-end/78703 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting. (fmtresult::operator+=): Outlined. (struct fmtresult): Add ctors. (struct conversion_spec): Rename... (struct directive): ...to this. Add and remove data members. (directive::set_width, directive::set_precision): New functions. (format_percent): Use fmtresult ctor. (get_width_and_precision): Remove. (format_integer): Make naming changes. Avoid computing width and precision. (format_floating): Same. Adjust indentation. (format_character, format_none): New functions. (format_string): Moved character handling to format_character. (format_directive): Remove arguments, change return type. (parse_directive): New function. (pass_sprintf_length::compute_format_length): Move directive parsing to parse_directive. 2017-01-23 Jakub Jelinek * tree.h (assign_assembler_name_if_neeeded): Rename to ... (assign_assembler_name_if_needed): ... this. * tree.c (assign_assembler_name_if_neeeded): Rename to ... (assign_assembler_name_if_needed): ... this. (free_lang_data_in_cgraph): Adjust callers. * cgraphunit.c (cgraph_node::analyze): Likewise. * omp-expand.c (expand_omp_taskreg, expand_omp_target): Likewise. 2017-01-23 Richard Biener PR tree-optimization/79088 PR tree-optimization/79188 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code resetting loop bounds after last path deletion. Reset loop bounds of the target loop, make code match the comments. * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute): Make sure loops need no fixups. 2017-01-23 Kelvin Nilsen * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert exponent support with double type for first argument. * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed type returned by __builtin_vec_extract_sig, __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp functions from "vector int" to "vector unsigned int" or from "vector long long int" to "vector unsigned long long int". Changed type returned by __builtin_vec_extract_exp, __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp functions from "vector int" to "vector unsigned int" or from "vector long long int" to "vector unsigned long long int". Changed return type of __builtin_vec_test_data_class, __builtin_vec_test_data_class_sp, and __builtin_vec_test_data_class_dp from "vector int" to "vector bool int" or from "vector long long int" to "vector bool long long int" and changed second argument type from "unsigned int" to "int". Added new overloaded function forms "vector float __builtin_vec_insert_exp (vector float, vector unsigned int)" and "vector float __builtin_vec_insert_exp_sp (vector float, vector unsigned int)" and "vector double __builtin_vec_insert_exp (vector double, vector unsigned long long int)" and "vector double __builtin_vec_insert_exp_dp (vector double, vector unsigned long long int)". Changed return type of __builtin_scalar_test_data_class and __builtin_scalar_test_data_class_sp and __builtin_scalar_test_data_class_dp from "unsigned int" to "bool int" and changed second argument from "unsigned int" to "int". Changed type returned by __builtin_scalar_test_neg, __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp from "int" to "bool int". Added new overloaded function form "double __builtin_scalar_insert_exp (double, unsigned long long int)". * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert exponent double-precision with floating point first argument. * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust documentation of scalar_test_data_class, scalar_test_neg, scalar_extract_sig, scalar_extract_exp, scalar_insert_exp, vector_extract_exp, vec_extract_sig, vec_insert_exp, and vec_test_data_class built-in functions to reflect refinements in their type signatures. 2017-01-23 Andreas Tobler * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase size of buf. (aarch64_elf_asm_destructor): Likewise. 2017-01-23 Bernd Schmidt PR rtl-optimization/78634 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function. (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define. * ifcvt.c (noce_try_cmove): Add missing cost check. PR rtl-optimization/71724 * combine.c (if_then_else_cond): Look for situations where it is beneficial to undo the work of one of the recursive calls. 2017-01-23 Bin Cheng PR tree-optimization/70754 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE. (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert combined stmt before it if not NULL. (combine_chains): Process refs reversely and compute dominance point for root ref. 2017-01-23 Martin Liska PR tree-optimization/79196 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ... (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp instead of memcmp. (strlen_optimize_stmt): Call the renamed function. 2017-01-23 Michael Matz PR tree-optimization/78384 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge. 2017-01-23 Richard Biener PR tree-optimization/79186 * tree-vrp.c (register_new_assert_for): Make sure we've seen both incoming edges before moving an assert. 2017-01-23 Martin Jambor * ipa-prop.c (load_from_param_1): Removed. (load_from_unmodified_param): Bits from load_from_param_1 put back here. (load_from_param): Removed. (compute_complex_assign_jump_func): Removed stmt2 and just replaced it with stmt. Reverted back to use of load_from_unmodified_param. 2017-01-23 Martin Jambor PR ipa/79108 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()). (ipa_node_params): Annotate with GTY((for_user)). Make descriptors field a pointer to garbage collected vector, mark lattices and ipcp_orig_node with GTY((skip)). (ipa_get_param_count): Adjust to descriptors being a pointer. (ipa_get_param): Likewise. (ipa_get_type): Likewise. (ipa_get_param_move_cost): Likewise. (ipa_set_param_used): Likewise. (ipa_get_controlled_uses): Likewise. (ipa_set_controlled_uses): Likewise. (ipa_is_param_used): Likewise. (ipa_node_params_t): Move into garbage collector. New methods insert and remove. (ipa_node_params_sum): Annotate wth GTY(()). (ipa_check_create_node_params): Adjust to ipa_node_params_sum being garbage collected. (ipa_load_from_parm_agg): Adjust declaration. * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer. * ipa-profile.c (ipa_profile): Likewise. * ipa-prop.c (ipa_get_param_decl_index_1): Likewise. (ipa_populate_param_decls): Make descriptors parameter garbage collected. (ipa_dump_param): Adjust to descriptors being a pointer. (ipa_alloc_node_params): Likewise. (ipa_initialize_node_params): Likewise. (load_from_param_1): Make descriptors parameter garbage collected. (load_from_unmodified_param): Likewise. (load_from_param): Likewise. (ipa_load_from_parm_agg): Likewise. (ipa_node_params::~ipa_node_params): Removed. (ipa_free_all_node_params): Remove call to delete operator. (ipa_node_params_t::insert): New. (ipa_node_params_t::remove): Likewise. (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer, copy known_csts and known_contexts vectors. (ipa_read_node_info): Adjust to descriptors being a pointer. (ipcp_modif_dom_walker): Make m_descriptors field garbage collected. (ipcp_transform_function): Make descriptors variable garbage collected. 2017-01-23 Andrew Senkevich * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics. * config/i386/avx512dqintrin.h: Ditto. * config/i386/avx512fintrin.h: Ditto. * config/i386/i386.c: Handle new builtins. * config/i386/i386-builtin.def: Add new builtins. * config/i386/sse.md (ktest, kortest): New. (UNSPEC_KORTEST, UNSPEC_KTEST): New. 2017-01-23 Jakub Jelinek Martin Liska * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE. * asan.c (asan_expand_poison_ifn): Support stores and use appropriate ASAN report function. * internal-fn.c (expand_ASAN_POISON_USE): New function. * internal-fn.def (ASAN_POISON_USE): Declare. * tree-into-ssa.c (maybe_add_asan_poison_write): New function. (maybe_register_def): Create ASAN_POISON_USE when sanitizing. * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove ASAN_POISON calls w/o LHS. * tree-ssa.c (execute_update_addresses_taken): Create clobber for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS from ASAN_MARK (POISON, &x, ...) coming to a PHI node. * gimplify.c (asan_poison_variables): Add attribute use_after_scope_memory to variables that really needs to live in memory. * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when having the attribute. 2017-01-23 Martin Liska * asan.c (create_asan_shadow_var): New function. (asan_expand_poison_ifn): Likewise. * asan.h (asan_expand_poison_ifn): New declaration. * internal-fn.c (expand_ASAN_POISON): Likewise. * internal-fn.def (ASAN_POISON): New builtin. * sanopt.c (pass_sanopt::execute): Expand asan_expand_poison_ifn. * tree-inline.c (copy_decl_for_dup_finish): Make function external. * tree-inline.h (copy_decl_for_dup_finish): Likewise. * tree-ssa.c (is_asan_mark_p): New function. (execute_update_addresses_taken): Rewrite local variables (identified just by use-after-scope as addressable) into SSA. 2017-01-22 Gerald Pfeifer * doc/install.texi (Specific): opensource.apple.com uses https now. Remove trailing slash. 2017-01-22 Gerald Pfeifer * README.Portability: Remove note on an Irix compatibility issue. 2017-01-22 Dimitry Andric * gcov.c (INCLUDE_ALGORITHM): Define. (INCLUDE_VECTOR): Define. No longer include and directly. 2017-01-21 Gerald Pfeifer * doc/extend.texi (Thread-Local): Change www.akkadia.org reference to https. * doc/invoke.texi (Code Gen Options): Ditto. 2017-01-21 Jan Hubicka PR lto/78407 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity. 2017-01-21 Bernd Schmidt rtl-optimization/79125 * cprop.c (local_cprop_pass): Handle cases where we make an unconditional trap. 2017-01-20 Segher Boessenkool PR target/61729 PR target/77850 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to read from, for big endian. 2017-01-20 Jiong Wang * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register register pauth builtins for LP64 only. 2017-01-20 Marek Polacek PR c/79152 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive non-case labels. 2017-01-20 Alexander Monakov * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless of safelen status. * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev. * passes.c (dump_properties): Handle PROP_gimple_lomp_dev. * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev. 2017-01-20 Kyrylo Tkachov PR target/71270 * config/arm/arm.c (neon_valid_immediate): Reject vector constants in big-endian mode when they are not a single duplicated value. 2017-01-20 Richard Biener * BASE-VER: Bump to 7.0.1. 2017-01-20 Alexander Monakov * omp-low.c (omplow_simd_context): New struct. Use it... (lower_rec_simd_input_clauses): ...here and... (lower_rec_input_clauses): ...here to hold common data. Adjust all references to idx, lane, max_vf, is_simt. 2017-01-20 Graham Markall * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when mcpu=nps400. 2017-01-20 Martin Jambor * hsa.h: Renaed to hsa-common.h. Adjusted a comment. * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to gt-hsa-common.h. * Makefile.in (OBJS): Rename hsa.o to hsa-common.o. (GTFILES): Rename hsa.c to hsa-common.c. * hsa-brig.c: Change include of hsa.h to hsa-common.h. * hsa-dump.c: Likewise. * hsa-gen.c: Likewise. * hsa-regalloc.c: Likewise. * ipa-hsa.c: Likewise. * omp-expand.c: Likewise. * omp-low.c: Likewise. * toplev.c: Likewise. 2017-01-20 Marek Polacek PR c/64279 * doc/invoke.texi: Document -Wduplicated-branches. * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR, COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR, POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT, STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions return 0 only when not OEP_LEXICOGRAPHIC. (fold_build_cleanup_point_expr): Use the expression location when building CLEANUP_POINT_EXPR. * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC. * tree.c (add_expr): Handle error_mark_node. 2017-01-20 Martin Liska PR lto/69188 * tree-profile.c (init_ic_make_global_vars): Do not call finalize_decl. (gimple_init_gcov_profiler): Likewise. 2017-01-20 Martin Liska PR ipa/71190 * cgraph.h (maybe_create_reference): Remove argument and update comment. * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one argument. * ipa-cp.c (create_specialized_node): Likewise. * symtab.c (symtab_node::maybe_create_reference): Handle VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type. 2017-01-20 Martin Liska * read-rtl-function.c (function_reader::create_function): Use build_decl instread of build_decl_stat. 2017-01-20 Andrew Senkevich * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics. * config/i386/avx512dqintrin.h: Ditto. * config/i386/avx512fintrin.h: Ditto. * config/i386/i386-builtin-types.def: Add new types. * config/i386/i386.c: Handle new types. * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi) (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi) (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi) (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi) (__builtin_ia32_kshiftridi): New. * config/i386/sse.md (k): Rename *k. 2017-01-19 Segher Boessenkool PR target/78875 PR target/79140 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally define to rs6000_init_stack_protect_guard. (rs6000_init_stack_protect_guard): New function. 2017-01-19 Matthew Fortune Yunqiang Su * config.gcc (supported_defaults): Add madd4. (with_madd4): Add validation. (all_defaults): Add madd4. * config/mips/mips.opt (mmadd4): New option. * config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for mmadd4. (TARGET_CPU_CPP_BUILTINS): Add builtin_define for __mips_no_madd4. (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4. (ISA_HAS_FUSED_MADD4): Likewise. * doc/invoke.texi (-mmadd4): Document the new option. * doc/install.texi (--with-madd4): Document the new option. 2017-01-19 Jiong Wang * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New entries for AARCH64_PAUTH_BUILTIN_XPACLRI, AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716. (aarch64_init_pauth_hint_builtins): New. (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins. (aarch64_expand_builtin): Expand new builtins. 2017-01-19 Jiong Wang * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note. * combine-stack-adj.c (no_unhandled_cfa): Handle REG_CFA_TOGGLE_RA_MANGLE. * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE. * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF info for return address signing. (aarch64_expand_epilogue): Likewise. 2017-01-19 Jiong Wang * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum. * config/aarch64/aarch64-protos.h (aarch64_return_address_signing_enabled): New declaration. * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled): New function. (aarch64_expand_prologue): Sign return address before it's pushed onto stack. (aarch64_expand_epilogue): Authenticate return address fetched from stack. (aarch64_override_options): Sanity check for ILP32 and ISA level. (aarch64_attributes): New function attributes for "sign-return-address". * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP, UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs. ("*do_return"): Generate combined instructions according to key index. ("sp", " * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable -mpower9-minmax by default for -mcpu=power9. (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE 128-bit floating point. 2017-01-20 Alan Modra * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if optimizing for size. 2017-01-20 Alan Modra PR target/79144 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name for strcmp and strncmp from corresponding builtin decl. 2017-01-19 Uros Bizjak * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h instead of i386/rtems-64.h. * config/i386/rtems-64.h: Remove. 2017-01-19 Uros Bizjak PR target/78478 Revert: 2013-11-05 Uros Bizjak * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define. 2017-01-19 Tamar Christina * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup): Change int to HOST_WIDE_INT. * config/aarch64/aarch64-protos.h (aarch64_simd_gen_const_vector_dup): Likewise. * config/aarch64/aarch64-simd.md: Add copysign3. 2017-01-19 David Malcolm * langhooks-def.h (lhd_type_for_size): New decl. (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size. * langhooks.c (lhd_type_for_size): New function, taken from lto_type_for_size. 2017-01-19 Pat Haugen * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add define_bypass for CR latency. (power9-cracked-alu): Update bypass latency and remove power9-branch. (power9-alu2): Add define_bypass for CR latency. (power9-cmp): New. (power9-mul): Update insn latency. (power9-mul-compare): Update insn latency, bypass latency and remove power9-branch. 2016-01-19 Kyrylo Tkachov * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads): Delete. * config/aarch64/aarch64.md (aarch64_reload_movcp): Delete reference to aarch64_nopcrelative_literal_loads. (aarch64_reload_movcp): Likewise. 2017-01-19 Chenghua Xu * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for TARGET_LOONGSON_3A. (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A. 2017-01-19 Doug Gilmore PR target/78176 * config.gcc (supported_defaults): Add lxc1-sxc1. (with_lxc1_sxc1): Add validation. (all_defaults): Add lxc1-sxc1. * config/mips/mips.opt (mlxc1-sxc1): New option. * config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for mlxc1-sxc1. (TARGET_CPU_CPP_BUILTINS): Add builtin_define for __mips_no_lxc1_sxc1. (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1. * doc/invoke.texi (-mlxc1-sxc1): Document the new option. * doc/install.texi (--with-lxc1-sxc1): Document the new option. 2017-01-19 Richard Biener PR tree-optimization/72488 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make sure to restore SSA info. * tree-ssa.c (verify_ssa): Verify SSA info is not shared. 2017-01-19 Richard Earnshaw PR rtl-optimization/79121 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness of the inner type when shifting an extended value. 2017-01-17 Jan Hubicka PR lto/78407 * symtab.c (symtab_node::equal_address_to): Fix comparing of interposable aliases. 2017-01-18 Peter Bergner PR target/78516 * config/rs6000/spe.md (mov_si_e500_subreg0): Fix constraints. Use the evmergelohi instruction. (mov_si_e500_subreg4_2_le): Likewise. (mov_sitf_e500_subreg8_2_be): Likewise. (mov_sitf_e500_subreg12_2_le): Likewise. (mov_si_e500_subreg0_2_le): Fix constraints. (mov_si_e500_subreg4_2_be): Likewise. (mov_sitf_e500_subreg8_2_le): Likewise. (mov_sitf_e500_subreg12_2_be): Likewise. 2017-01-18 Bill Schmidt * config/rs6000/altivec.md (altivec_vbpermq): Change "type" attribute from vecsimple to vecperm. (altivec_vbpermq2): Likewise. 2017-01-18 Bill Schmidt PR target/79040 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz. 2017-01-18 Aaron Sawdey * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg. * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand strcmp. Fix bug where comparison didn't stop with zero byte. Fix case where N arg is SIZE_MAX. * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare. (cmpstrsi): Add pattern. 2017-01-18 Michael Meissner * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add __builtin_vec_revb builtins. * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add built-in functions to support generation of the ISA 3.0 XXBR vector byte reverse instructions. (P9V_BUILTIN_XXBRQ_V1TI): Likewise. (P9V_BUILTIN_XXBRD_V2DI): Likewise. (P9V_BUILTIN_XXBRD_V2DF): Likewise. (P9V_BUILTIN_XXBGW_V4SI): Likewise. (P9V_BUILTIN_XXBGW_V4SF): Likewise. (P9V_BUILTIN_XXBGH_V8HI): Likewise. (P9V_BUILTIN_VEC_REVB): Likewise. * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to generate the ISA 3.0 XXBR vector byte reverse instructions. (p9_xxbrq_v16qi): Likewise. (p9_xxbrd_, VSX_D iterator): Likewise. (p9_xxbrw_, VSX_W iterator): Likewise. (p9_xxbrh_v8hi): Likewise. * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0. * doc/extend.texi (RS/6000 Altivec Built-ins): Document the vec_revb built-in functions. 2017-01-18 Uros Bizjak PR rtl-optimization/78952 * config/i386/i386.md (any_extract): New code iterator. (*insvqi_2): Use any_extract for source operand. (*insvqi_3): Use any_shiftrt for source operand. 2017-01-18 Wilco Dijkstra * config/aarch64/aarch64.c (aarch64_sched_adjust_priority) New function. (TARGET_SCHED_ADJUST_PRIORITY): Define target hook. 2017-01-18 Matthias Klose * doc/install.texi: Allow default for --with-target-bdw-gc-include. 2016-01-18 Bill Schmidt * config/rs6000/altivec.h (vec_bperm): Change #define. * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant. (altivec_vbpermq2): New define_insn. (altivec_vbpermd): Likewise. * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic function interface. (VBPERMD): Likewise. (VBPERM): New polymorphic function interface. * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table): Add entries for P9V_BUILTIN_VEC_VBPERM. * doc/extend.texi: Add interfaces for vec_bperm. 2017-01-18 Andreas Krebbel * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase first letter of error messages. (s390_resolve_overloaded_builtin): Likewise. * config/s390/s390.c (s390_expand_builtin): Likewise. (s390_invalid_arg_for_unprototyped_fn): Likewise. (s390_valid_target_attribute_inner_p): Likewise. * config/s390/s390.md ("tabort"): Likewise. 2017-01-18 Toma Tabacu * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro. (ISA_AVOID_DIV_HILO): New macro. (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro. (ISA_HAS_DDIV): Likewise. 2017-01-18 Markus Trippelsdorf * doc/invoke.texi (fabi-version): Correct number of occurrences. 2017-01-18 Markus Trippelsdorf * doc/invoke.texi (fabi-version): Spelling fix. 2017-01-18 Markus Trippelsdorf PR c++/70182 * doc/invoke.texi (fabi-version): Mention mangling fix for operator names. 2017-01-18 Markus Trippelsdorf PR c++/77489 * doc/invoke.texi (fabi-version): Document discriminator mangling. 2017-01-17 Segher Boessenkool PR target/78875 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum. * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle the new options. * config/rs6000/rs6000.md (stack_protect_set): Handle the new more flexible settings. (stack_protect_test): Ditto. * config/rs6000/rs6000.opt (mstack-protector-guard=, mstack-protector-guard-reg=, mstack-protector-guard-offset=): New options. * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]: Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and -mstack-protector-guard-offset=. (RS/6000 and PowerPC Options): Ditto. 2017-01-17 Uros Bizjak * config/i386/i386.h (MASK_CLASS_P): New define. * config/i386/i386.c (inline_secondary_memory_needed): Ensure that there are no registers from different register sets also when mask registers are used. Update function comment. * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative to (*k/*r) and (*k/*km) alternatives. 2017-01-17 Wilco Dijkstra * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter. * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove. (EH_RETURN_HANDLER_RTX): New define. * config/aarch64/aarch64.c (aarch64_frame_pointer_required): Force frame pointer in EH return functions. (aarch64_expand_epilogue): Add barrier for eh_return. (aarch64_final_eh_return_addr): Remove. (aarch64_eh_return_handler_rtx): New function. * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr): Remove. (aarch64_eh_return_handler_rtx): New prototype. 2017-01-17 Bill Schmidt * config/rs6000/altivec.h (vec_rlmi): New #define. (vec_vrlnm): Likewise. (vec_rlnm): Likewise. * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value. (UNSPEC_VRLNM): Likewise. (VIlong): New mode iterator. (altivec_vrlmi): New define_insn. (altivec_vrlnm): Likewise. * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic function entry. (VRLDNM): Likewise. (RLNM): New polymorphic function entry. (VRLWMI): New monomorphic function entry. (VRLDMI): Likewise. (RLMI): New polymorphic function entry. * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM. * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and vec_vrlnm. 2017-01-17 Jakub Jelinek PR debug/78839 * dwarf2out.c (field_byte_offset): Restore the PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold. (analyze_variants_discr, gen_variant_part): Use fold_build2 instead of build2 + fold. 2017-01-17 Eric Botcazou PR ada/67205 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define 2017-01-17 Jakub Jelinek PR debug/71669 * dwarf2out.c (add_data_member_location_attribute): For constant offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute instead of DW_AT_data_member_location, DW_AT_bit_offset and DW_AT_byte_size attributes. 2017-01-17 Eric Botcazou * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference after forcing to constant memory when the code model is medium. 2017-01-17 Julia Koval PR target/76731 * config/i386/avx512fintrin.h (_mm512_i32gather_ps): Change __addr type to void const*. (_mm512_mask_i32gather_ps): Ditto. (_mm512_i32gather_pd): Ditto. (_mm512_mask_i32gather_pd): Ditto. (_mm512_i64gather_ps): Ditto. (_mm512_mask_i64gather_ps): Ditto. (_mm512_i64gather_pd): Ditto. (_mm512_mask_i64gather_pd): Ditto. (_mm512_i32gather_epi32): Ditto. (_mm512_mask_i32gather_epi32): Ditto. (_mm512_i32gather_epi64): Ditto. (_mm512_mask_i32gather_epi64): Ditto. (_mm512_i64gather_epi32): Ditto. (_mm512_mask_i64gather_epi32): Ditto. (_mm512_i64gather_epi64): Ditto. (_mm512_mask_i64gather_epi64): Ditto. (_mm512_i32scatter_ps): Change __addr type to void*. (_mm512_mask_i32scatter_ps): Ditto. (_mm512_i32scatter_pd): Ditto. (_mm512_mask_i32scatter_pd): Ditto. (_mm512_i64scatter_ps): Ditto. (_mm512_mask_i64scatter_ps): Ditto. (_mm512_i64scatter_pd): Ditto. (_mm512_mask_i64scatter_pd): Ditto. (_mm512_i32scatter_epi32): Ditto. (_mm512_mask_i32scatter_epi32): Ditto. (_mm512_i32scatter_epi64): Ditto. (_mm512_mask_i32scatter_epi64): Ditto. (_mm512_i64scatter_epi32): Ditto. (_mm512_mask_i64scatter_epi32): Ditto. (_mm512_i64scatter_epi64): Ditto. (_mm512_mask_i64scatter_epi64): Ditto. * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*. (_mm512_mask_prefetch_i32gather_ps): Ditto. (_mm512_mask_prefetch_i64gather_pd): Ditto. (_mm512_mask_prefetch_i64gather_ps): Ditto. (_mm512_prefetch_i32scatter_pd): Change __addr type to void*. (_mm512_prefetch_i32scatter_ps): Ditto. (_mm512_mask_prefetch_i32scatter_pd): Ditto. (_mm512_mask_prefetch_i32scatter_ps): Ditto. (_mm512_prefetch_i64scatter_pd): Ditto. (_mm512_prefetch_i64scatter_ps): Ditto. (_mm512_mask_prefetch_i64scatter_pd): Ditto. (_mm512_mask_prefetch_i64scatter_ps): Ditto. * config/i386/avx512vlintrin.h (_mm256_mmask_i32gather_ps): Change __addr type to void const*. (_mm_mmask_i32gather_ps): Ditto. (_mm256_mmask_i32gather_pd): Ditto. (_mm_mmask_i32gather_pd): Ditto. (_mm256_mmask_i64gather_ps): Ditto. (_mm_mmask_i64gather_ps): Ditto. (_mm256_mmask_i64gather_pd): Ditto. (_mm_mmask_i64gather_pd): Ditto. (_mm256_mmask_i32gather_epi32): Ditto. (_mm_mmask_i32gather_epi32): Ditto. (_mm256_mmask_i32gather_epi64): Ditto. (_mm_mmask_i32gather_epi64): Ditto. (_mm256_mmask_i64gather_epi32): Ditto. (_mm_mmask_i64gather_epi32): Ditto. (_mm256_mmask_i64gather_epi64): Ditto. (_mm_mmask_i64gather_epi64): Ditto. (_mm256_i32scatter_ps): Change __addr type to void*. (_mm256_mask_i32scatter_ps): Ditto. (_mm_i32scatter_ps): Ditto. (_mm_mask_i32scatter_ps): Ditto. (_mm256_i32scatter_pd): Ditto. (_mm256_mask_i32scatter_pd): Ditto. (_mm_i32scatter_pd): Ditto. (_mm_mask_i32scatter_pd): Ditto. (_mm256_i64scatter_ps): Ditto. (_mm256_mask_i64scatter_ps): Ditto. (_mm_i64scatter_ps): Ditto. (_mm_mask_i64scatter_ps): Ditto. (_mm256_i64scatter_pd): Ditto. (_mm256_mask_i64scatter_pd): Ditto. (_mm_i64scatter_pd): Ditto. (_mm_mask_i64scatter_pd): Ditto. (_mm256_i32scatter_epi32): Ditto. (_mm256_mask_i32scatter_epi32): Ditto. (_mm_i32scatter_epi32): Ditto. (_mm_mask_i32scatter_epi32): Ditto. (_mm256_i32scatter_epi64): Ditto. (_mm256_mask_i32scatter_epi64): Ditto. (_mm_i32scatter_epi64): Ditto. (_mm_mask_i32scatter_epi64): Ditto. (_mm256_i64scatter_epi32): Ditto. (_mm256_mask_i64scatter_epi32): Ditto. (_mm_i64scatter_epi32): Ditto. (_mm_mask_i64scatter_epi32): Ditto. (_mm256_i64scatter_epi64): Ditto. (_mm256_mask_i64scatter_epi64): Ditto. (_mm_i64scatter_epi64): Ditto. (_mm_mask_i64scatter_epi64): Ditto. * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT) (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT) (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT) (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT) (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT) (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT) (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT) (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT) (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT) (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT) (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT) (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT) (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT) (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT) (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT) (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT) (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT) (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT) (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT) (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT) (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT) (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT) (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT) (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT) (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT) (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT) (VOID_QI_V8DI_PCINT_INT_INT): Remove. (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT) (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT) (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT) (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT) (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT) (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT) (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT) (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT) (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT) (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT) (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT) (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT) (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT) (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT) (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT) (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT) (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT) (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT) (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT) (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT) (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT) (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT) (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT) (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT) (VOID_QI_V8DI_PCVOID_INT_INT): Add. * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin definitions accordingly. 2017-01-17 Kito Cheng Kuan-Lin Chen PR target/79079 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of gen_lowpart. 2017-01-17 Vladimir Makarov PR target/79058 * ira-conflicts.c (ira_build_conflicts): Update total conflict hard regs for inner regno. 2017-01-17 Martin Liska PR ipa/71207 * ipa-polymorphic-call.c (contains_type_p): Fix wrong assumption and add comment. 2017-01-17 Nathan Sidwell * ipa-visibility.c (localize_node): New function, broken out of ... (function_and_variable_visibility): ... here. Call it. 2017-01-17 Jan Hubicka PR middle-end/77445 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): correctly set frequency of oudgoing edge. (duplicate_thread_path): Fix profile updating. 2017-01-17 Jakub Jelinek PR other/79046 * configure.ac: Add GCC_BASE_VER. * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get version from BASE-VER file. (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s). (gcc.o): Depend on $(BASEVER). * common.opt (dumpfullversion): New option. * gcc.c (driver_handle_option): Handle OPT_dumpfullversion. * doc/invoke.texi: Document -dumpfullversion. * doc/install.texi: Document --with-gcc-major-version-only. * configure: Regenerated. 2017-01-17 Richard Biener PR tree-optimization/71433 * tree-vrp.c (register_new_assert_for): Merge same asserts on all incoming edges. (process_assert_insertions_for): Handle insertions at the beginning of BBs. 2017-01-17 Gerald Pfeifer * config/i386/cygwin.h (LIBGCJ_SONAME): Remove. * config/i386/mingw32.h (LIBGCJ_SONAME): Remove. 2017-01-17 Kaz Kojima PR target/78633 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid RTL sharing. 2017-01-17 Alan Modra PR target/79066 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic. * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow symbolic stack limit when pic. 2017-01-16 Martin Sebor PR tree-optimization/78608 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN. 2017-01-16 Jeff Law Revert: 2016-12-02 Tadek Kijkowski * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection for several include directories that may be relative to sysroot. * config/i386/x-mingw32 (gplus_includedir): Define. (gplus_tool_includedir, gplus_backward_include_dir): Likewise. (native_system_includedir): Likewise. * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not override if TARGET_SYSTEM_ROOT is defined. (NATIVE_SYSTEM_HEADER_DIR): Likewise. PR tree-optimization/79090 PR tree-optimization/33562 PR tree-optimization/61912 PR tree-optimization/77485 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT and computed trims into the dump file. 2017-01-17 Uros Bizjak * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove. 2017-01-16 Jakub Jelinek PR c/79089 * gimplify.c (gimplify_init_constructor): If want_value and object == lhs, unshare lhs to avoid invalid tree sharing. Formatting fix. PR target/79080 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on sequence. Formatting fixes. (doloop_optimize): Formatting fixes. PR driver/49726 * gcc.c (debug_level_greater_than_spec_func): New function. (static_spec_functions): Add debug-level-gt spec function. (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of !g0. * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise. * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise. * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames, gpubnames, ggnu-pubnames, gno-record-gcc-switches, grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs, gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag. 2017-01-16 Uros Bizjak * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and QImode fixups to general and mask registers only. 2017-01-16 Carl Love * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support for built-in functions vector signed char vec_nabs (vector signed char) vector signed short vec_nabs (vector signed short) vector signed int vec_nabs (vector signed int) vector signed long long vec_nabs (vector signed long long) vector float vec_nabs (vector float) vector double vec_nabs (vector double) * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions and NABS overload. * config/rs6000/altivec.md: New define_expand nabs2 types * config/rs6000/altivec.h: New define for vec_nabs built-in function. * doc/extend.texi: Update the documentation file for the new built-in functions. 2017-01-16 Martin Sebor * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning message. 2017-01-16 Bill Schmidt * config/rs6000/rs6000.c (rtx_is_swappable_p): Change UNSPEC_VSX__XXSPLTD to require special splat handling. 2017-01-16 David Malcolm PR bootstrap/78616 * system.h: Poison strndup. 2017-01-16 Alan Modra PR target/79098 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't use a switch. 2017-01-16 Georg-Johann Lay * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4. 2017-01-15 Uros Bizjak * config/i386/i386.c (ix86_legitimate_combined_insn): Do not call recog here. Assert that INSN_CODE (insn) is non-negative. 2017-01-15 Segher Boessenkool PR target/72749 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the fallthrough. * haifa-sched.c (dump_insn_stream): Don't crash if there is a label in the currently scheduled RTL fragment. 2017-01-15 Segher Boessenkool PR rtl-optimization/78751 * ifcvt.c (find_cond_trap): If we generated a non-existing insn, give up. 2017-01-14 Jeff Law PR tree-optimization/79090 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and variable length stores. (compute_trims): Delete dead assignment to *trim_tail. (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with zero length. 2017-01-14 Bernd Schmidt PR rtl-optimization/78626 PR rtl-optimization/78727 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle of a block, and split such blocks after everything else is finished. 2017-01-14 Alan Modra PR target/72749 * combine.c (recog_for_combine_1): Set INSN_CODE before calling target legitimate_combined_insn. * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define. (rs6000_legitimate_combined_insn): New function. * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove all uses. (ctr_internal3): Rename from *ctr_internal5. (ctr_internal4): Rename from *ctr_internal6. (ctr_internal1, ctr_internal2): Remove '*' from name. 2017-01-14 Gerald Pfeifer * doc/frontends.texi (G++ and GCC): Remove references to Java. 2017-01-13 Jeff Law PR tree-optimization/33562 PR tree-optimization/61912 PR tree-optimization/77485 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than a statement. (delete_dead_assignment): Likewise. (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than statement to delete_dead_call and delete_dead_assignment. 2017-01-13 David Malcolm PR c/78304 * substring-locations.c (format_warning_va): Strengthen case 1 so that both endpoints of the substring must be within the format range for just the substring to be printed. 2017-01-13 Uros Bizjak * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable. * config/i386/i386.c (ix86_target_string): Add missing options to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to flags_other and ix86_target_other to flags2_other. Display unknown isa2 options. (ix86_valid_target_attribute_inner_p): Add missing options and reorder options by implied ISAs, as in ix86_target_string. 2017-01-13 Richard Sandiford * hash-table.h (hash_table::too_empty_p): New function. (hash_table::expand): Use it. (hash_table::traverse): Likewise. (hash_table::empty_slot): Use sizeof (value_type) instead of sizeof (PTR) to convert bytes to elements. Shrink the table if the current size is excessive for the current number of elements. 2017-01-13 Richard Sandiford * ira-costs.c (record_reg_classes): Break from the inner loop early once alt_fail is known to be true. Update outer loop handling accordingly. 2017-01-13 Jeff Law * tree-ssa-dse.c (decrement_count): New function. (increment_start_addr, maybe_trim_memstar_call): Likewise. (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly when we know the partially dead statement is a mem* function. PR tree-optimization/61912 PR tree-optimization/77485 * tree-ssa-dse.c: Include expr.h. (maybe_trim_constructor_store): New function. (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store. PR tree-optimization/33562 PR tree-optimization/61912 PR tree-optimization/77485 * doc/invoke.texi: Document new dse-max-object-size param. * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM. * tree-ssa-dse.c: Include params.h. (dse_store_status): New enum. (initialize_ao_ref_for_dse): New, partially extracted from dse_optimize_stmt. (valid_ao_ref_for_dse, normalize_ref): New. (setup_live_bytes_from_ref, compute_trims): Likewise. (clear_bytes_written_by, maybe_trim_complex_store): Likewise. (maybe_trim_partially_dead_store): Likewise. (maybe_trim_complex_store): Likewise. (dse_classify_store): Renamed from dse_possibly_dead_store_p. Track what bytes live from the original store. Return tri-state for dead, partially dead or live. (dse_dom_walker): Add constructor, destructor and new private members. (delete_dead_call, delete_dead_assignment): New extracted from dse_optimize_stmt. (dse_optimize_stmt): Make a member of dse_dom_walker. Use initialize_ao_ref_for_dse. PR tree-optimization/33562 PR tree-optimization/61912 PR tree-optimization/77485 * sbitmap.h (bitmap_count_bits): Prototype. (bitmap_clear_range, bitmap_set_range): Likewise. * sbitmap.c (bitmap_clear_range): New function. (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise. 2017-01-13 Martin Liska PR ipa/79043 * function.c (set_cfun): Add new argument force. * function.h (set_cfun): Likewise. * ipa-inline-transform.c (inline_call): Use the function when strict alising from is dropped for function we inline to. 2017-01-13 Richard Biener * tree-pretty-print.c (dump_generic_node): Fix inverted condition for dumping GIMPLE INTEGER_CSTs. 2017-01-13 Rainer Orth * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__ to 201112L since C++17. 2017-01-13 Maxim Ostapenko PR sanitizer/78887 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators if -fsanitize=kernel-address is present. 2017-01-13 Richard Biener * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs as _Literal ( type ) number in case usual suffixes do not preserve all information. 2017-01-13 Richard Biener PR tree-optimization/77283 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h. (is_feasible_trace): Implement a cost model based on joiner PHI node uses. 2017-01-12 Michael Meissner PR target/79004 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting char or short to __float128/_Float128 directly. 2017-01-12 Martin Sebor to -Wformat-overflow. * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust. (min_bytes_remaining): Same. (get_string_length): Same. (format_string): Same. (format_directive): Same. (add_bytes): Same. (pass_sprintf_length::handle_gimple_call): Same. 2017-01-12 Jakub Jelinek * gimple-ssa-sprintf.c (try_substitute_return_value): Remove info.nowrite calls with no lhs that can't throw. Return bool whether gsi_remove has been called or not. (pass_sprintf_length::handle_gimple_call): Return bool whether try_substitute_return_value called gsi_remove. Formatting fix. (pass_sprintf_length::execute): Don't use gsi_remove if handle_gimple_call returned true. PR bootstrap/79069 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't be removed due to side-effects, don't remove following barrier nor turn the successor edge into fallthru edge. 2017-01-12 Bill Schmidt PR target/79044 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark element-reversing loads and stores as not swappable. 2017-01-12 Nathan Sidwell Nicolai Stange * combine.c (try_combine): Don't ignore result of overlap checking loop. Combine overlap & asm check into single loop. 2017-01-12 Richard Biener * tree-pretty-print.c (dump_generic_node): Provide -gimple variant for MEM_REF. Sanitize INTEGER_CST for -gimple. 2017-01-12 Richard Biener * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION and TS_TARGET_OPTION directly derive from TS_BASE. * tree-core.h (tree_optimization_option): Derive from tree_base. (tree_target_option): Likewise. 2017-01-11 Uros Bizjak * config/i386/i386.c (memory_address_length): Increase len only when rip_relative_addr_p returns false. 2017-01-11 Julia Koval * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New. (OPTION_MASK_ISA_SGX_SET): New. (ix86_handle_option): Handle OPT_msgx. * config.gcc: Added sgxintrin.h. * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx. * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__. * config/i386/i386.c (ix86_target_string): Add -msgx. (PTA_SGX): New. (ix86_option_override_internal): Handle new options. (ix86_valid_target_attribute_inner_p): Add sgx. * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New. * config/i386/i386.opt: Add msgx. * config/i386/sgxintrin.h: New file. * config/i386/x86intrin.h: Add sgxintrin.h. 2017-01-11 Jakub Jelinek PR c++/71537 * fold-const.c (maybe_nonzero_address): Return 1 for function local objects. (tree_single_nonzero_warnv_p): Don't handle function local objects here. PR c++/72813 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps of c-header. 2017-01-11 David Malcolm PR driver/78877 * opts.c: Include "spellcheck.h" (struct string_fragment): New struct. (struct edit_distance_traits): New struct. (get_closest_sanitizer_option): New function. (parse_sanitizer_options): Offer suggestions for unrecognized arguments. 2017-01-11 Jakub Jelinek * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease by 12. (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always DWARF_COMPILE_UNIT_HEADER_SIZE plus 12. (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define. (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for initial die_offset if dwarf_split_debug_info. (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for initial next_die_offset if dwo_id is non-NULL. Don't emit padding fields. (output_skeleton_debug_sections): Formatting fix. Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding. 2017-01-11 Wilco Dijkstra * config/arm/cortex-a53.md: Add bypasses for cortex_a53_r2f_cvt. (cortex_a53_r2f): Only use for transfers. (cortex_a53_f2r): Likewise. (cortex_a53_r2f_cvt): Add reservation for conversions. (cortex_a53_f2r_cvt): Likewise. 2017-01-11 Tamar Christina * config/arm/arm_neon.h: Add __artificial__ and gnu_inline to all inlined functions, change static to extern. 2017-01-11 Christophe Lyon PR target/78253 * config/arm/arm.c (legitimize_pic_address): Handle reference to weak symbol. (arm_assemble_integer): Likewise. 2017-01-11 Richard Earnshaw * config.gcc: Use new awk script to check CPU, FPU and architecture parameters for --with-... options. * config/arm/parsecpu.awk: New file * config/arm/arm-cpus.in: New file. * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def files. * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def files. * config/arm/t-arm: Update dependency rules. * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead of processing .def files. * config/arm/genopt.sh: Deleted. * config/arm/gentune.sh: Deleted. * config/arm/arm-cores.def: Deleted. * config/arm/arm-arches.def: Deleted. * config/arm/arm-fpus.def: Deleted. * config/arm/arm-tune.md: Regenerated. * config/arm/arm-tables.opt: Regenerated. * config/arm/arm-cpu.h: New generated file. * config/arm/arm-cpu-data.h: New generated file. * config/arm/arm-cpu-cdata.h: New generated file. 2017-01-11 Maxim Ostapenko PR lto/79042 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized bit. (input_varpool_node): Unpack dynamically_initialized bit. 2017-01-11 Eric Botcazou PR rtl-optimization/79032 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test the alignment of the adjusted memory reference against that of MODE, instead of the alignment of the original memory reference. 2017-01-11 Martin Jambor * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL test. * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial decorated functions. 2017-01-11 Richard Biener * tree-vrp.c (evrp_dom_walker::before_dom_children): Also set range/nonnull info for PHI results. Do not set it on stmts marked for removal. 2017-01-10 Eric Botcazou * expr.c (store_field): In the bitfield case, fetch the return value from the registers before applying a single big-endian adjustment. Always do a final load for a BLKmode value not larger than a word. 2017-01-10 David Malcolm PR c++/77949 * input.c (selftest::test_accessing_ordinary_linemaps): Verify that we correctly handle column numbers greater than LINE_MAP_MAX_COLUMN_NUMBER. 2017-01-10 Martin Sebor PR middle-end/78245 * gimple-ssa-sprintf.c (get_destination_size): Call {init,fini}object_sizes. * tree-object-size.c (addr_object_size): Adjust. (pass_through_call): Adjust. (pass_object_sizes::execute): Adjust. * tree-object-size.h (fini_object_sizes): Declare. 2017-01-10 Martin Sebor PR tree-optimization/78775 * builtins.c (get_size_range): Move... * calls.c: ...to here. (alloc_max_size): Accept zero argument. (operand_signed_p): Remove. (maybe_warn_alloc_args_overflow): Call get_size_range. * calls.h (get_size_range): Declare. 2017-01-10 Joe Seymour * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data from TI's devices.csv file as of September 2016. * config/msp430/msp430.c (msp430_mcu_data): Likewise. 2017-01-10 Sandra Loosemore * doc/extend.texi: Tweak formatting to fix overfull hbox warnings. * doc/invoke.texi: Likewise. * doc/md.texi: Likewise. * doc/objc.texi: Likewise. 2017-01-10 Joshua Conner * config/arm/fuchsia-elf.h: New file. * config/fuchsia.h: New file. * config.gcc (*-*-fuchsia*): Set native_system_header_dir. (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to targets. * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts. 2016-01-10 Richard Biener PR tree-optimization/79034 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Propagate out degenerate PHIs in the joiner. 2017-01-10 Martin Liska * ipa-icf.c (sort_sem_items_by_decl_uid): New function. (sort_congruence_classes_by_decl_uid): Likewise. (sort_congruence_class_groups_by_decl_uid): Likewise. (sem_item_optimizer::merge_classes): Sort class, groups in these classes and members in the groups by DECL_UID of declarations. This would make merge operations stable. 2017-01-10 Martin Liska * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove usage of m_classes_vec. (sem_item_optimizer::~sem_item_optimizer): Likewise. (sem_item_optimizer::get_group_by_hash): Likewise. (sem_item_optimizer::subdivide_classes_by_equality): Likewise. (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise. (sem_item_optimizer::verify_classes): Likewise. (sem_item_optimizer::process_cong_reduction): Likewise. (sem_item_optimizer::dump_cong_classes): Likewise. (sem_item_optimizer::merge_classes): Likewise. * ipa-icf.h (congruence_class_hash): Rename from congruence_class_group_hash. Remove declaration of m_classes_vec. 2017-01-10 Andrew Senkevich * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET, OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New. * config.gcc: Add avx512vpopcntdqintrin.h. * config/i386/avx512vpopcntdqintrin.h: New. * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New. * config/i386/i386-builtin-types.def: Add new types. * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si, __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di, __builtin_ia32_vpopcountq_v8di_mask): New. * config/i386/i386-c.c (ix86_target_macros_internal): Define __AVX512VPOPCNTDQ__. * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq. (PTA_AVX512VPOPCNTDQ): Define. * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ, TARGET_AVX512VPOPCNTDQ_P): Define. * config/i386/i386.opt: Add mavx512vpopcntdq. * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h. * config/i386/sse.md (define_insn "vpopcount"): New. 2017-01-01 Jan Hubicka PR middle-end/77484 * predict.def (PRED_CALL): Set to 67. 2017-01-09 Eric Botcazou * expr.c (store_field): In the bitfield case, if the value comes from a function call and is of an aggregate type returned in registers, do not modify the field mode; extract the value in all cases if the mode is BLKmode and the size is not larger than a word. 2017-01-09 Dominique d'Humieres PR target/71017 * config/i386/cpuid.h: Fix undefined behavior. 2017-01-04 Jeff Law PR tree-optimization/79007 PR tree-optimization/67955 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be conservative for pt.null when flag_non_call_exceptions is on. 2017-01-09 Jakub Jelinek PR translation/79019 PR translation/79020 * params.def (PARAM_INLINE_MIN_SPEEDUP, PARAM_IPA_CP_SINGLE_CALL_PENALTY, PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos in descriptions. * config/avr/avr.opt (maccumulate-args): Likewise. * config/msp430/msp430.opt (mwarn-mcu): Likewise. * common.opt (freport-bug): Likewise. * cif-code.def (CIF_FINAL_ERROR): Likewise. * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise. * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in translatable string. * config/i386/i386.c (function_value_32): Likewise. * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise. * config/msp430/msp430.c (msp430_option_override, msp430_attr): Likewise. * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise. * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise. * symtab.c (symtab_node::verify_base): Likewise. * opts.c (set_debug_level): Likewise. * tree.c (verify_type_variant): Likewise. Fix typo in comment. * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add missing whitespace to translatable strings. * config/avr/avr.md (bswapsi2): Fix typo in comment. * config/sh/superh.h: Likewise. * config/i386/xopintrin.h: Likewise. * config/i386/znver1.md: Likewise. * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise. * ipa-inline-analysis.c (compute_inline_parameters): Likewise. * double-int.h (struct double_int): Likewise. * double-int.c (div_and_round_double): Likewise. * wide-int.cc: Likewise. * tree-ssa.c (non_rewritable_mem_ref_base): Likewise. * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise. * cfgcleanup.c (crossjumps_occured): Renamed to ... (crossjumps_occurred): ... this. (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg): Adjust all uses. PR tree-optimization/78899 * tree-if-conv.c (version_loop_for_if_conversion): Instead of returning bool return struct loop *, NULL for failure and the new loop on success. (versionable_outer_loop_p): Don't version outer loop if it has dont_vectorized bit set. (tree_if_conversion): When versioning outer loop, ensure tree_if_conversion is performed also on the inner loop of the non-vectorizable outer loop copy. * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold LOOP_VECTORIZED in inner loop of the scalar outer loop and prevent vectorization of it. (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure the outer loop vectorization of the non-scalar version is attempted before vectorization of the inner loop in scalar version. If outer LOOP_VECTORIZED guarded loop is not vectorized, prevent vectorization of its inner loop. * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop has 2 inner loops, rename also on edges from bb whose single pred is outer_loop->header. Fix typo in function comment. 2017-01-09 Martin Sebor PR bootstrap/79033 * asan.c (asan_emit_stack_protection): Increase local buffer size to avoid snprintf truncation warning. 2017-01-09 Andrew Pinski * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan to reference thunderx2t99 for the tuning structure * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs): Rename to ... (thunderx2t99_extra_costs): This. * config/aarch64/aarch64-tune.md: Regenerate. * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ... (vulcan_addrcost_table): This. (vulcan_regmove_cost): Rename to ... (thunderx2t99_regmove_cost): This. (vulcan_vector_cost): Rename to ... (thunderx2t99_vector_cost): this. (vulcan_branch_cost): Rename to ... (thunderx2t99_branch_cost): This. (vulcan_tunings): Rename to ... (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 . * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99. 2017-01-09 Martin Jambor PR ipa/78365 PR ipa/78599 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr. * ipa-cp.c (ipa_vr_operation_and_type_effects): New function. (propagate_vr_accross_jump_function): Use the above function for all value range computations for pass-through jump functions and type converasion from explicit value range values. (ipcp_propagate_stage): Do not attempt to deduce types of formal parameters from TYPE_ARG_TYPES. * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace. (ipa_write_node_info): Stream type of the actual argument. (ipa_read_node_info): Likewise. Also remove trailing whitespace. 2017-01-09 Martin Liska PR pch/78970 * gcc.c (driver_handle_option): Handle OPT_E and set have_E. (lookup_compiler): Do not show error message with have_E. 2017-01-09 Jakub Jelinek PR tree-optimization/78938 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting fixes. 2017-01-09 Kyrylo Tkachov * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it is const0_rtx. 2017-01-09 Richard Biener PR tree-optimization/78997 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA name condition properly. 2017-01-09 Richard Biener PR debug/79000 * dwarf2out.c (is_cxx): New overload with context. (is_naming_typedef_decl): Use it. 2017-01-08 Sandra Loosemore * invoke.texi (Option Summary): Correct spacing in option lists and add line breaks to fix over-long lines. 2017-01-08 Sandra Loosemore PR middle-end/17660 * extend.texi (Common Variable Attributes): Add xref to GCC Internals manual to explain mode attribute keywords. 2017-01-08 Sandra Loosemore PR other/16519 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options and Preprocessor Options. (Options for Linking): Document -pthread here.... (RS/6000 and PowerPC Options): ...not here. (Solaris 2 Options): ...or here. * doc/cppopts.texi: Document -pthread. 2017-01-08 Martin Sebor PR middle-end/77708 * doc/invoke.texi (Warning Options): Document -Wformat-truncation. * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt): New member functions. (format_directive): Used them. (add_bytes): Same. (pass_sprintf_length::handle_gimple_call): Same. * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size to avoid truncation for any argument. (extract_affine_mul): Same. * tree.c (get_file_function_name): Same. 2017-01-01 Jan Hubicka PR middle-end/77484 * predict.def (PRED_INDIR_CALL): Set to 86. 2017-01-07 Sandra Loosemore PR preprocessor/54124 * doc/cppopts.texi: Reformat -d subtable to list the full name of the options. Add cross-reference to the docs for the general compiler -d options. * doc/invoke.texi (Developer Options): Add cross-reference to the preprocessor-specific -d option documentation. 2017-01-07 Sandra Loosemore PR preprocessor/13498 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and redudant material, and reflect new command-line options. (System Headers): Likewise. 2017-01-07 Sandra Loosemore * doc/cppdiropts.texi: Merge documentation of -I, -iquote, -isystem, and -idirafter. Copy-edit. * doc/cppopts.texi: Copy-edit. Remove contradiction about default for -ftrack-macro-expansion. Delete obsolete and badly-formatted implementation details about -fdebug-cpp output. * doc/cppwarnopts.texi: Copy-edit. 2017-01-07 David Malcolm PR c++/72803 * input.c (selftest::test_accessing_ordinary_linemaps): Verify that the transition from a max line width >= 1<<10 to narrower lines works correctly. 2017-01-07 Alexandre Oliva * doc/options.texi (PerFunction): New. * opt-functions.awk (switch_flags): Map both Optimization and PerFunction to CL_OPTIMIZATION. * opth-gen.awk: Test for PerFunction flag along with Optimization. * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set it only when the latter is present. Skip those that don't in the hash function generator. * common.opt (fvar-tracking): Mark as PerFunction instead of Optimization. (fvar-tracking-assignments): Likewise. (fvar-tracking-assignments-toggle): Likewise. (fvar-tracking-uninit): Likewise. 2017-01-07 Jakub Jelinek PR translation/79018 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between the and store. 2017-01-06 Mikael Pettersson PR target/57583 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option. * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle TARGET_LONG_JUMP_TABLE_OFFSETS. * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise. * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise. * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise. (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise. * config/m68k/m68k.md (tablejump expander): Likewise. (*tablejump_pcrel_hi): Renamed from unnamed insn, reject TARGET_LONG_JUMP_TABLE_OFFSETS. (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS. * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets. 2017-01-06 Edgar E. Iglesias David Holsgrove * common/config/microblaze/microblaze-common.c (TARGET_EXCEPT_UNWIND_INFO): Remove. * config/microblaze/microblaze-protos.h (microblaze_eh_return): New prototype. * config/microblaze/microblaze.c (microblaze_must_save_register) (microblaze_expand_epilogue, microblaze_return_addr): Handle calls_eh_return. (microblaze_eh_return): New function. * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET) (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM) (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros. * config/microblaze/microblaze.md (eh_return): New pattern. 2017-01-06 Jakub Jelinek * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP, GCC_DIAGNOSTIC_STRINGIFY): Define. * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning. 2017-01-06 Andre Vieira * config/arm/arm.md (): New. (): New. * config/arm/arm.c (arm_arch5te): New. (arm_option_override): Set arm_arch5te. (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc and mrrc2. * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to... (arm_mcrr_qualifiers): ... this. New. (MRRC_QUALIFIERS): Define to... (arm_mrrc_qualifiers): ... this. New. * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc, __arm_mrrc2): New. * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New. * config/arm/iterators.md (MCRRI, mcrr, MCRR): New. (MRRCI, mrrc, MRRC): New. * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC, VUNSPEC_MRRC2): New. 2017-01-06 Andre Vieira * config/arm/arm.md (): New. (): New. * config/arm/arm.c (arm_coproc_builtin_available): Add support for mcr, mrc, mcr2 and mrc2. * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to... (arm_mcr_qualifiers): ... this. New. (MRC_QUALIFIERS): Define to ... (arm_mrc_qualifiers): ... this. New. (MCR_QUALIFIERS): Define to ... (arm_mcr_qualifiers): ... this. New. * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2, __arm_mrc2): New. * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New. * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New. * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC, VUNSPEC_MRC2): New. 2017-01-06 Andre Vieira * config/arm/arm.md (*ldc): New. (*stc): New. (): New. (): New. * config/arm/arm.c (arm_coproc_builtin_available): Add support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l. (arm_coproc_ldc_stc_legitimate_address): New. * config/arm/arm-builtins.c (arm_type_qualifiers): Add 'qualifier_const_pointer'. (LDC_QUALIFIERS): Define to... (arm_ldc_qualifiers): ... this. New. (STC_QUALIFIERS): Define to... (arm_stc_qualifiers): ... this. New. * config/arm/arm-protos.h (arm_coproc_ldc_stc_legitimate_address): New. * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc, __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New. * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc, stc2, stcl, stc2l): New. * config/arm/constraints.md (Uz): New. * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New. * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL, VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL, VUNSPEC_STC2L): New. 2017-01-06 Andre Vieira * config/arm/arm.md (): New. * config/arm/arm.c (neon_const_bounds): Rename this ... (arm_const_bounds): ... this. (arm_coproc_builtin_available): New. * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase. (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'. (CDP_QUALIFIERS): Define to... (arm_cdp_qualifiers): ... this. New. (void_UP): Define. (arm_expand_builtin_args): Add case for 6 arguments. * config/arm/arm-protos.h (neon_const_bounds): Rename this ... (arm_const_bounds): ... this. (arm_coproc_builtin_available): New. * config/arm/arm_acle.h (__arm_cdp): New. (__arm_cdp2): New. * config/arm/arm_acle_builtins.def (cdp): New. (cdp2): New. * config/arm/iterators.md (CDPI,CDP,cdp): New. * config/arm/neon.md: Rename all 'neon_const_bounds' to 'arm_const_bounds'. * config/arm/types.md (coproc): New. * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New. * doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics. * doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok, arm_coproc3_ok, arm_coproc4_ok): Document new effective targets. 2017-01-06 Andre Vieira * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New. (UBINOP_QUALIFIERS): New. (si_UP): Define. (acle_builtin_data): New. Change comment. (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H, ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH, ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include arm_acle_builtins.def. (ARM_BUILTIN_ACLE_PATTERN_START): Define. (arm_init_acle_builtins): New. (CRC32_BUILTIN): Remove. (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w, crc32cb, crc32ch and crc32cw. (arm_init_crc32_builtins): Remove. (arm_init_builtins): Use arm_init_acle_builtins rather than arm_init_crc32_builtins. (arm_expand_acle_builtin): New. (arm_expand_builtin): Use 'arm_expand_acle_builtin'. * config/arm/arm_acle_builtins.def: New. 2017-01-06 Andre Vieira * config/arm/arm-builtins.c (neon_builtin_datum): Rename to .. (arm_builtin_datum): ... this. (arm_init_neon_builtin): Rename to ... (arm_init_builtin): ... this. Add a new parameters PREFIX and USE_SIG_IN_NAME. (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with 'arm_init_builtin'. Replace type 'neon_builtin_datum' with 'arm_builtin_datum'. (arm_init_vfp_builtins): Likewise. (builtin_arg): Rename enum's replacing 'NEON_ARG' with 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY. (arm_expand_neon_args): Rename to ... (arm_expand_builtin_args): ... this. Rename builtin_arg enum values and differentiate between ARG_BUILTIN_MEMORY and ARG_BUILTIN_NEON_MEMORY. (arm_expand_neon_builtin_1): Rename to ... (arm_expand_builtin_1): ... this. Rename builtin_arg enum values, arm_expand_builtin_args and add bool parameter NEON. (arm_expand_neon_builtin): Use arm_expand_builtin_1. (arm_expand_vfp_builtin): Likewise. (NEON_MAX_BUILTIN_ARGS): Remove, it was unused. 2017-01-01 Jan Hubicka PR middle-end/77484 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59. * predict.c (tree_estimate_probability_bb): Reverse direction of polymorphic call predictor. 2017-01-06 David Malcolm * passes.c (execute_one_pass): Split out pass-skipping logic into... (determine_pass_name_match): ...this new function and... (should_skip_pass_p): ...this new function. 2017-01-06 Nathan Sidwell * ipa-visibility.c (function_and_variable_visibility): Reformat comments and long lines. Remove extrneous if. * symtab.c (symtab_node::make_decl_local): Fix code format. (symtab_node::set_section_for_node): Fix comment typo. 2017-01-06 Martin Liska PR bootstrap/79003 * lra-constraints.c: Rename invariant to lra_invariant. * predict.c (set_even_probabilities): Initialize e to NULL. 2017-01-05 Martin Sebor PR tree-optimization/78910 * gimple-ssa-sprintf.c (tree_digits): Add an argument. (format_integer): Correct off-by-one error in the handling of precision with negative numbers in signed conversions.. 2017-01-05 Eric Botcazou * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry. 2017-01-05 Jakub Jelinek PR tree-optimization/71016 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to factor_out_conditional_conversion. Formatting fix. (factor_out_conditional_conversion): Add cond_stmt argument. If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of cond_stmt and if arg0_def_stmt is not the only stmt in its bb. Formatting fix. 2017-01-05 David Malcolm * Makefile.in (OBJS): Add read-md.o, read-rtl.o, read-rtl-function.o, and selftest-rtl.o. * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h. (selftest::aarch64_test_loading_full_dump): New function. (selftest::aarch64_run_selftests): New function. (TARGET_RUN_TARGET_SELFTESTS): Wire it up to selftest::aarch64_run_selftests. * config/i386/i386.c (selftest::ix86_test_loading_dump_fragment_1): New function. (selftest::ix86_test_loading_call_insn): New function. (selftest::ix86_test_loading_full_dump): New function. (selftest::ix86_test_loading_unspec): New function. (selftest::ix86_run_selftests): Call the new functions. * emit-rtl.c (maybe_set_max_label_num): New function. * emit-rtl.h (maybe_set_max_label_num): New decl. * function.c (instantiate_decls): Guard call to instantiate_decls_1 with if (DECL_INITIAL (fndecl)). * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove "static". * gensupport.c (gen_reader::gen_reader): Pass "false" for new "compact" param of rtx_reader. * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)" rather than an empty string for NULL strings. * read-md.c: Potentially include config.h rather than bconfig.h. Wrap include of errors.h with #ifdef GENERATOR_FILE. (have_error): New global, copied from errors.c. (md_reader::read_name): Rename to... (md_reader::read_name_1): ...this, adding "out_loc" param, and converting "missing name or number" to returning false, rather than failing. (md_reader::read_name): Reimplement in terms of read_name_1. (md_reader::read_name_or_nil): New function. (md_reader::read_string): Handle "(nil)" by returning NULL. (md_reader::md_reader): Add new param "compact". (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE. (md_reader::read_file): New method. * read-md.h (md_reader::md_reader): Add new param "compact". (md_reader::read_file): New method. (md_reader::is_compact): New accessor. (md_reader::read_name): Convert return type from void to file_location. (md_reader::read_name_or_nil): New decl. (md_reader::read_name_1): New decl. (md_reader::m_compact): New field. (noop_reader::noop_reader): Pass "false" for new "compact" param of rtx_reader. (rtx_reader::rtx_reader): Add new "compact" param. (rtx_reader::read_rtx_operand): Make virtual and convert return type from void to rtx. (rtx_reader::read_until): New decl. (rtx_reader::handle_any_trailing_information): New virtual function. (rtx_reader::postprocess): New virtual function. (rtx_reader::finalize_string): New virtual function. (rtx_reader::m_in_call_function_usage): New field. (rtx_reader::m_reuse_rtx_by_id): New field. * read-rtl-function.c: New file. * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function. * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro. (selftest::verify_three_block_rtl_cfg): New decl. * read-rtl-function.h: New file. * read-rtl.c: Potentially include config.h rather than bconfig.h. For host, include function.h, memmodel.h, and emit-rtl.h. (one_time_initialization): New function. (struct compact_insn_name): New struct. (compact_insn_names): New array. (find_code): Handle insn codes in compact dumps. (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE. (bind_subst_iter_and_attr): Likewise. (add_condition_to_string): Likewise. (add_condition_to_rtx): Likewise. (apply_attribute_uses): Likewise. (add_current_iterators): Likewise. (apply_iterators): Likewise. (initialize_iterators): Guard usage of apply_subst_iterator with #ifdef GENERATOR_FILE. (read_conditions): Wrap with #ifdef GENERATOR_FILE. (md_reader::read_mapping): Likewise. (add_define_attr_for_define_subst): Likewise. (add_define_subst_attr): Likewise. (read_subst_mapping): Likewise. (check_code_iterator): Likewise. (rtx_reader::read_rtx): Likewise. Move one-time initialization logic to... (one_time_initialization): New function. (rtx_reader::read_until): New method. (read_flags): New function. (parse_reg_note_name): New function. (rtx_reader::read_rtx_code): Initialize "iterator" to NULL. Handle reuse_rtx ids. Wrap iterator lookup within #ifdef GENERATOR_FILE. Add parsing support for RTL dumps, mirroring the special-cases in print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID values, and calling handle_any_trailing_information. (rtx_reader::read_rtx_operand): Convert return type from void to rtx, returning return_rtx. Handle case 'e'. Call finalize_string on XSTR and XTMPL fields. (rtx_reader::read_nested_rtx): Handle dumps in which trailing "(nil)" values were omitted. Call the postprocess vfunc on the return_rtx. (rtx_reader::rtx_reader): Add new "compact" param and pass to base class ctor. Initialize m_in_call_function_usage. Call one_time_initialization. * rtl-tests.c (selftest::test_uncond_jump): Call set_new_first_and_last_insn. * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE. * selftest-rtl.c: New file. * selftest-rtl.h (class selftest::rtl_dump_test): New class. (selftest::get_insn_by_uid): New decl. * selftest-run-tests.c (selftest::run_tests): Call read_rtl_function_c_tests. * selftest.h (selftest::read_rtl_function_c_tests): New decl. * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function dumps. 2017-01-05 Uros Bizjak * config/i386/i386.md (*testqi_ext_3): No need to handle memory operands in a special way. Assert that pos+len <= mode precision. 2017-01-05 Jakub Jelinek * common.opt (fvect-cost-model): Remove RejectNegative flag, use 3 argument Alias with unlimited for the negative form. (fno-vect-cost-model): Removed. 2017-01-05 Martin Liska * hsa-gen.c (gen_hsa_divmod): New function. (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD. 2017-01-05 Martin Liska PR pch/78970 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled header. 2017-01-05 Andreas Krebbel * config/s390/s390.c (s390_expand_setmem): Unroll the loop for small constant length operands. 2017-01-05 Andreas Krebbel * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes between loop iterations. 2017-01-05 Martin Liska PR sanitizer/78815 * gimplify.c (gimplify_decl_expr): Compare to asan_poisoned_variables instread of checking flags. (gimplify_target_expr): Likewise. (gimplify_expr): Likewise. (gimplify_function_tree): Conditionally initialize asan_poisoned_variables. 2017-01-04 Jeff Law PR tree-optimizatin/78812 * rtl.h (contains_mem_rtx_p): Prototype. * ifcvt.c (containts_mem_rtx_p): Move from here to... * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage. * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs. 2017-01-04 Alexandre Oliva * input.c (assert_char_at_range): Default-initialize actual_range. 2017-01-04 Alexandre Oliva * df-scan.c (df_ref_create_structure): Make regno unsigned, to match the caller. 2017-01-04 Alexandre Oliva * cfgexpand.c (expand_gimple_basic_block): Disregard debug insns after final jump in test to emit dummy move. 2017-01-04 Alexandre Oliva * gimple-iterator.h (gsi_one_nondebug_before_end_p): New. * tree-eh.c (cleanup_empty_eh): Skip more debug stmts. 2017-01-04 Alexandre Oliva * multiple_target.c (create_dispatcher_calls): Init e_next. * tree-ssa-loop-split.c (split_loop): Init border. * tree-vect-loop.c (vect_determine_vectorization_factor): Init scalar_type. 2017-01-04 Michael Meissner PR target/71977 PR target/70568 PR target/78823 * config/rs6000/predicates.md (sf_subreg_operand): New predicate. (altivec_register_operand): Do not return true if the operand contains a SUBREG mixing SImode and SFmode. (vsx_register_operand): Likewise. (vsx_reg_sfsubreg_ok): New predicate. (vfloat_operand): Do not return true if the operand contains a SUBREG mixing SImode and SFmode. (vint_operand): Likewise. (vlogical_operand): Likewise. (gpc_reg_operand): Likewise. (int_reg_operand): Likewise. * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration. * config/rs6000/rs6000.c (valid_sf_si_move): New function to determine if a MOVSI or MOVSF operation contains SUBREGs that mix SImode and SFmode. (rs6000_emit_move_si_sf_subreg): New helper function. (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily fixup SUBREGs involving SImode and SFmode. * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand numbers for the new peephole2 optimization. (peephole2 for SFmode unions): New peephole2 to optimize cases in the GLIBC math library that do AND/IOR/XOR operations on single precision floating point. * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal target macros to say whether we need to avoid SUBREGs mixing SImode and SFmode. (TARGET_ALLOW_SF_SUBREG): Likewise. * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs. (UNSPEC_SI_FROM_SF): Likewise. (iorxor): Change spacing. (and_ior_xor): New iterator for AND, IOR, and XOR. (movsi_from_sf): New insns for SImode/SFmode SUBREG support. (movdi_from_sf_zero_ext): Likewise. (mov_hardfloat, FMOVE32 iterator): Use register_operand instead of gpc_reg_operand. Add SImode/SFmode SUBREG support. (movsf_from_si): New insn for SImode/SFmode SUBREG support. (fma4): Use gpc_reg_operand instead of register_operand. (fms4): Likewise. (fnma4): Likewise. (fnms4): Likewise. (nfma4): Likewise. (nfms4): Likewise. 2017-01-04 Marek Polacek PR c++/64767 * doc/invoke.texi: Document -Wpointer-compare. 2017-01-04 Jakub Jelinek * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without RejectNegative. * dwarf2out.c (output_loc_list): Don't throw away 64K+ location descriptions for -gdwarf-5 and emit them as uleb128 instead of 2-byte data. 2017-01-04 Kelvin Nilsen PR target/78056 * doc/sourcebuild.texi (PowerPC-specific attributes): Add documentation of the powerpc_popcntb_ok attribute. * config/rs6000/rs6000.c (rs6000_option_override_internal): Add code to issue warning messages if a requested CPU configuration is not supported by the binary (assembler and loader) toolchain. (spe_init_builtins): Add two assertions to prevent ICE if attempt is made to define a built-in function that has been disabled. (paired_init_builtins): Add assertion to prevent ICE if attempt is made to define a built-in function that has been disabled. (altivec_init_builtins): Add comment explaining why definition of the DST built-in functions is not preceded by an assertion check. Add assertions to prevent ICE if attempts are made to define an altivec predicate or an abs* built-in function that has been disabled. (htm_init_builtins): Add comment explaining why definition of the htm built-in functions is not preceded by an assertion check. 2017-01-04 Jeff Law PR tree-optimizatin/67955 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first. Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify the points-to solution does not include pt_null. Use DECL_PT_UID unconditionally. 2017-01-04 Uros Bizjak * config/i386/i386.md (HI/SImode test with imm to QImode splitters): Use gen_int_mode instead of gen_lopwart for const_int operands. 2017-01-04 Jakub Jelinek PR tree-optimization/71563 * match.pd: Simplify X << Y into X if Y is known to be 0 or out of range value - has low bits known to be zero. 2017-01-04 Alan Modra * Makefile.in (aclocal_deps): Update and order as per aclocal.m4. * configure: Regenerate. * config.in: Regenerate. 2017-01-04 Jakub Jelinek PR bootstrap/77569 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for a substring of the message, but strcmp with the whole message. Ifdef ENABLE_NLS, translate the message first using dgettext. 2017-01-03 Jeff Law PR tree-optimizatin/78856 * tree-ssa-threadupdate.c: Include tree-vectorizer.h. (mark_threaded_blocks): Remove code to truncate thread paths that cross multiple loop headers. Instead invalidate the cached loop iteration information and handle case of a thread path walking into an irreducible region. 2017-01-03 Michael Meissner PR target/78900 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some assertions. Add support for doing the signbit if the IEEE 128-bit floating point value is in a GPR. * config/rs6000/rs6000.md (Fsignbit): Delete. (signbit2_dm): Delete using and just use "wa". Update the length attribute if the value is in a GPR. (signbit2_dm_ext): Add combiner pattern to eliminate the sign or zero extension instruction, since the value is always 0/1. (signbit2_dm2): Delete using . PR target/78953 * config/rs6000/vsx.md (vsx_extract__store_p9): If we are extracting SImode to a GPR register so that we can generate a store, limit the vector to be in a traditional Altivec register for the vextuwrx instruction. 2017-01-03 Ian Lance Taylor * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE. 2017-01-03 Martin Sebor PR tree-optimization/78696 * gimple-ssa-sprintf.c (format_floating): Correct handling of precision. Use MPFR for %f for greater fidelity. Correct handling of %g. (pass_sprintf_length::compute_format_length): Set width and precision specified by asrerisk to void_node for vararg functions. (try_substitute_return_value): Adjust dump output. 2017-01-03 David Edelsohn * doc/invoke.texi (RS6000 options): LRA is enabled by default. 2017-01-03 Eric Botcazou * doc/invoke.texi (SPARC options): Document -mlra as the default. * config/sparc/sparc.c (sparc_option_override): Force LRA unless -mlra/-mno-lra was passed to the compiler. 2017-01-03 James Cowgill PR rtl-optimization/65618 * emit-rtl.c (try_split): Move initialization of "before" and "after" to just before the call to emit_insn_after_setloc. 2017-01-03 Gerald Pfeifer * doc/md.texi (Standard Names): Remove reference to Java frontend. 2017-01-03 Pierre-Marie de Rodat * dwarf2out.c (gen_enumeration_type_die): When -gno-strict-dwarf, add a DW_AT_encoding attribute. 2017-01-03 Jakub Jelinek PR tree-optimization/78965 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length): Change first argument from const call_info & to call_info &. For %n set info.nowrite to false. PR middle-end/78901 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change possibly throwing calls. * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs and fns handling, rather than in a separate case SSA_NAME. 2017-01-02 Jeff Law * config/darwin-driver.c (darwin_driver_init): Const-correctness fixes for first_period and second_period variables. 2017-01-02 Uros Bizjak PR target/78967 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec. (*insvqi_1): New insn pattern. (*insvqi_1_mem_rex64): Ditto. (*insvqi_2): Ditto. (*insvqi_3): Rename from *insvqi. (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag. 2017-01-02 Gerald Pfeifer * doc/cfg.texi (Edges): Remove reference to Java. (Maintaining the CFG): Ditto. 2017-01-01 Jan Hubicka PR middle-end/77674 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of transparent aliases. 2017-01-01 Jan Hubicka PR middle-end/77484 * predict.def (PRED_CALL): Update hitrate. (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors. * predict.c (tree_estimate_probability_bb): Split CALL predictor into direct/indirect/polymorphic variants. 2017-01-01 Jakub Jelinek Update copyright years. * gcc.c (process_command): Update copyright notice dates. * gcov-dump.c (print_version): Ditto. * gcov.c (print_version): Ditto. * gcov-tool.c (print_version): Ditto. * gengtype.c (create_file): Ditto. * doc/cpp.texi: Bump @copying's copyright year. * doc/cppinternals.texi: Ditto. * doc/gcc.texi: Ditto. * doc/gccint.texi: Ditto. * doc/gcov.texi: Ditto. * doc/install.texi: Ditto. * doc/invoke.texi: Ditto. Copyright (C) 2017 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved.