2020-02-12 Jeff Law * config/h8300/h8300.md (comparison shortening peepholes): Use a mode iterator to merge the HImode and SImode peepholes. 2020-02-12 Jakub Jelinek PR middle-end/93663 * real.c (is_even): Make static. Function comment fix. (is_halfway_below): Make static, don't assert R is not inf/nan, instead return false for those. Small formatting fixes. 2020-02-12 Martin Sebor PR middle-end/93646 * tree-ssa-strlen.c (handle_builtin_stxncpy): Rename... (handle_builtin_stxncpy_strncat): ...to this. Change first argument. Issue only -Wstringop-overflow strncat, never -Wstringop-truncation. (strlen_check_and_optimize_call): Adjust callee name. 2020-02-12 Jeff Law * config/h8300/h8300.md (comparison shortening peepholes): Drop (and (xor)) variant. Combine other two into single peephole. 2020-02-12 Wilco Dijkstra PR rtl-optimization/93565 * config/aarch64/aarch64.c (aarch64_rtx_costs): Add CTZ costs. 2020-02-12 Wilco Dijkstra * config/aarch64/aarch64-simd.md (aarch64_zero_extend_reduc_plus_): New pattern. * config/aarch64/aarch64.md (popcount2): Use it instead of generating separate ADDV and zero_extend patterns. * config/aarch64/iterators.md (VDQV_E): New iterator. 2020-02-12 Jeff Law * config/h8300/h8300.md (cpymemsi, movmd): Remove dead patterns, expanders, splits, etc. (movmd_internal_, movmd splitter, movstr, movsd): Likewise. (stpcpy_internal_, stpcpy splitter): Likewise. (peepholes to convert QI/HI mode pushes to SI mode pushes): Likewise. * config/h8300/h8300.c (h8300_swap_into_er6): Remove unused function. (h8300_swap_out_of_er6, h8sx_emit_movmd): Likewise * config/h8300/h8300-protos.h (h8300_swap_into_er6): Remove unused function prototype. (h8300_swap_out_of_er6, h8sx_emit_movmd): Likewise. 2020-02-12 Jakub Jelinek PR target/93670 * config/i386/sse.md (VI48F_256_DQ): New mode iterator. (avx512vl_vextractf128): Use it instead of VI48F_256. Remove TARGET_AVX512DQ from condition. (vec_extract_lo_): Use instead of in condition. If TARGET_AVX512DQ is false, emit vextract*64x4 instead of vextract*32x8. (vec_extract_lo_): Drop from condition. 2020-02-12 Kewen Lin PR target/91052 * ira.c (combine_and_move_insns): Skip multiple_sets def_insn. 2020-02-12 Segher Boessenkool * config/rs6000/rs6000.c (rs6000_debug_print_mode): Don't use sizeof where strlen is more legible. (rs6000_builtin_vectorized_libmass): Ditto. (rs6000_print_options_internal): Ditto. 2020-02-11 Martin Sebor PR tree-optimization/93683 * tree-ssa-alias.c (stmt_kills_ref_p): Avoid using LHS when not set. 2020-02-11 Michael Meissner * config/rs6000/predicates.md (cint34_operand): Rename the -mprefixed-addr option to be -mprefixed. * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Rename the -mprefixed-addr option to be -mprefixed. (OTHER_FUTURE_MASKS): Likewise. (POWERPC_MASKS): Likewise. * config/rs6000/rs6000.c (rs6000_option_override_internal): Rename the -mprefixed-addr option to be -mprefixed. Change error messages to refer to -mprefixed. (num_insns_constant_gpr): Rename the -mprefixed-addr option to be -mprefixed. (rs6000_legitimate_offset_address_p): Likewise. (rs6000_mode_dependent_address): Likewise. (rs6000_opt_masks): Change the spelling of "-mprefixed-addr" to be "-mprefixed" for target attributes and pragmas. (address_to_insn_form): Rename the -mprefixed-addr option to be -mprefixed. (rs6000_adjust_insn_length): Likewise. * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Rename the -mprefixed-addr option to be -mprefixed. (ASM_OUTPUT_OPCODE): Likewise. * config/rs6000/rs6000.md (prefixed insn attribute): Rename the -mprefixed-addr option to be -mprefixed. * config/rs6000/rs6000.opt (-mprefixed): Rename the -mprefixed-addr option to be prefixed. Change the option from being undocumented to being documented. * doc/invoke.texi (RS/6000 and PowerPC Options): Document the -mprefixed option. Update the -mpcrel documentation to mention -mprefixed. 2020-02-11 Hans-Peter Nilsson * ira-conflicts.c (print_hard_reg_set): Correct output for sets including FIRST_PSEUDO_REGISTER - 1. * ira-color.c (print_hard_reg_set): Ditto. 2020-02-11 Stam Markianos-Wright * config/arm/arm-builtins.c (enum arm_type_qualifiers): (USTERNOP_QUALIFIERS): New define. (USMAC_LANE_QUADTUP_QUALIFIERS): New define. (SUMAC_LANE_QUADTUP_QUALIFIERS): New define. (arm_expand_builtin_args): Add case ARG_BUILTIN_LANE_QUADTUP_INDEX. (arm_expand_builtin_1): Add qualifier_lane_quadtup_index. * config/arm/arm_neon.h (vusdot_s32): New. (vusdot_lane_s32): New. (vusdotq_lane_s32): New. (vsudot_lane_s32): New. (vsudotq_lane_s32): New. * config/arm/arm_neon_builtins.def (usdot, usdot_lane,sudot_lane): New. * config/arm/iterators.md (DOTPROD_I8MM): New. (sup, opsuffix): Add . * config/arm/neon.md (neon_usdot, dot_lane: New. * config/arm/unspecs.md (UNSPEC_DOT_US, UNSPEC_DOT_SU): New. 2020-02-11 Richard Biener PR tree-optimization/93661 PR tree-optimization/93662 * tree-ssa-sccvn.c (vn_reference_lookup_3): Properly guard tree_to_poly_int64. * tree-sra.c (get_access_for_expr): Likewise. 2020-02-10 Jakub Jelinek PR target/93637 * config/i386/sse.md (VI_256_AVX2): New mode iterator. (vcond_mask_): Use it instead of VI_256. Change condition from TARGET_AVX2 to TARGET_AVX. 2020-02-10 Iain Sandoe PR other/93641 * config/darwin-c.c (darwin_cfstring_ref_p): Fix up last argument of strncmp. 2020-02-10 Hans-Peter Nilsson Try to generate zero-based comparisons. * config/cris/cris.c (cris_reduce_compare): New function. * config/cris/cris-protos.h (cris_reduce_compare): Add prototype. * config/cris/cris.md ("cbranch4", "cbranchdi4", "cstoredi4") (cstore4"): Apply cris_reduce_compare in expanders. 2020-02-10 Richard Earnshaw PR target/91913 * config/arm/arm.md (movsi_compare0): Allow SP as a source register in Thumb state and also as a destination in Arm state. Add T16 variants. 2020-02-10 Hans-Peter Nilsson * md.texi (Define Subst): Match closing paren in example. 2020-02-10 Jakub Jelinek PR target/58218 PR other/93641 * config/i386/i386.c (x86_64_elf_section_type_flags): Fix up last arguments of strncmp. 2020-02-10 Feng Xue PR ipa/93203 * ipa-cp.c (ipcp_lattice::add_value): Add source with same call edge but different source value. (adjust_callers_for_value_intersection): New function. (gather_edges_for_value): Adjust order of callers to let a non-self-recursive caller be the first element. (self_recursive_pass_through_p): Add a new parameter "simple", and check generalized self-recursive pass-through jump function. (self_recursive_agg_pass_through_p): Likewise. (find_more_scalar_values_for_callers_subset): Compute value from pass-through jump function for self-recursive. (intersect_with_plats): Cleanup previous implementation code for value itersection with self-recursive call edge. (intersect_with_agg_replacements): Likewise. (intersect_aggregates_with_edge): Deduce value from pass-through jump function for self-recursive call edge. Cleanup previous implementation code for value intersection with self-recursive call edge. (decide_whether_version_node): Remove dead callers and adjust order to let a non-self-recursive caller be the first element. 2020-02-09 Uroš Bizjak * recog.c: Move pass_split_before_sched2 code in front of pass_split_before_regstack. (pass_data_split_before_sched2): Rename pass to split3 from split4. (pass_data_split_before_regstack): Rename pass to split4 from split3. (rest_of_handle_split_before_sched2): Remove. (pass_split_before_sched2::execute): Unconditionally call split_all_insns. (enable_split_before_sched2): New function. (pass_split_before_sched2::gate): Use enable_split_before_sched2. (pass_split_before_regstack::gate): Ditto. * config/nds32/nds32.c (nds32_split_double_word_load_store_p): Update name check for renamed split4 pass. * config/sh/sh.c (register_sh_passes): Update pass insertion point for renamed split4 pass. 2020-02-09 Jakub Jelinek * gimplify.c (gimplify_adjust_omp_clauses_1): Promote DECL_IN_CONSTANT_POOL variables into "omp declare target" to avoid copying them around between host and target. 2020-02-08 Andrew Pinski PR target/91927 * config/aarch64/aarch64-simd.md (movmisalign): Check STRICT_ALIGNMENT also. 2020-02-08 Jim Wilson PR target/93532 * config/riscv/riscv.h (HARD_REGNO_CALLER_SAVE_MODE): Define. 2020-02-08 Uroš Bizjak Jakub Jelinek PR target/65782 * config/i386/i386.h (CALL_USED_REGISTERS): Make xmm16-xmm31 call-used even in 64-bit ms-abi. 2020-02-07 Dennis Zhang * config/aarch64/aarch64-simd-builtins.def (simd_smmla): New entry. (simd_ummla, simd_usmmla): Likewise. * config/aarch64/aarch64-simd.md (aarch64_simd_mmlav16qi): New. * config/aarch64/arm_neon.h (vmmlaq_s32, vmmlaq_u32): New. (vusmmlaq_s32): New. 2020-02-07 Richard Biener PR middle-end/93519 * tree-inline.c (fold_marked_statements): Do a PRE walk, skipping unreachable regions. (optimize_inline_calls): Skip folding stmts when we didn't inline. 2020-02-07 H.J. Lu PR target/85667 * config/i386/i386.c (function_arg_ms_64): Add a type argument. Don't return aggregates with only SFmode and DFmode in SSE register. (ix86_function_arg): Pass arg.type to function_arg_ms_64. 2020-02-07 Jakub Jelinek PR target/93122 * config/rs6000/rs6000-logue.c (rs6000_emit_probe_stack_range_stack_clash): Always use gen_add3_insn, if it fails, move rs into end_addr and retry. Add REG_FRAME_RELATED_EXPR note whenever it returns more than one insn or the insn pattern doesn't describe well what exactly happens to dwarf2cfi.c. PR target/93594 * config/i386/predicates.md (avx_identity_operand): Remove. * config/i386/sse.md (*avx_vec_concat_1): Remove. (avx__, avx512f__256): Change patterns to a VEC_CONCAT of the operand and UNSPEC_CAST. (avx512f__): Change pattern to a VEC_CONCAT of VEC_CONCAT of the operand and UNSPEC_CAST with UNSPEC_CAST. PR target/93611 * config/i386/i386.c (ix86_lea_outperforms): Make sure to clear recog_data.insn if distance_non_agu_define changed it. 2020-02-06 Michael Meissner PR target/93569 * config/rs6000/rs6000.c (reg_to_non_prefixed): Before ISA 3.0 we only had X-FORM (reg+reg) addressing for vectors. Also before ISA 3.0, we only had X-FORM addressing for scalars in the traditional Altivec registers. 2020-02-06 Vladimir Makarov PR rtl-optimization/93561 * lra-assigns.c (spill_for): Check that tested hard regno is not out of hard register range. 2020-02-06 Richard Sandiford * config/aarch64/aarch64.md (aarch64_movk): Add a type attribute. 2020-02-06 Segher Boessenkool * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Handle the case where the low and the high 32 bits are equal to each other specially, with an rldimi instruction. 2020-02-06 Mihail Ionescu * config/arm/arm-cpus.in: Set profile M for armv8.1-m.main. 2020-02-06 Mihail Ionescu * config/arm/arm-tables.opt: Regenerate. 2020-02-06 Richard Sandiford PR target/87763 * config/aarch64/aarch64-protos.h (aarch64_movk_shift): Declare. * config/aarch64/aarch64.c (aarch64_movk_shift): New function. * config/aarch64/aarch64.md (aarch64_movk): New pattern. 2020-02-06 Richard Sandiford PR rtl-optimization/87763 * config/aarch64/aarch64.md (*ashiftsi_extvdi_bfiz): New pattern. 2020-02-06 Delia Burduv * config/aarch64/aarch64-simd-builtins.def (bfmlaq): New built-in function. (bfmlalb): New built-in function. (bfmlalt): New built-in function. (bfmlalb_lane): New built-in function. (bfmlalt_lane): New built-in function. * config/aarch64/aarch64-simd.md (aarch64_bfmmlaqv4sf): New pattern. (aarch64_bfmlalv4sf): New pattern. (aarch64_bfmlal_lanev4sf): New pattern. * config/aarch64/arm_neon.h (vbfmmlaq_f32): New intrinsic. (vbfmlalbq_f32): New intrinsic. (vbfmlaltq_f32): New intrinsic. (vbfmlalbq_lane_f32): New intrinsic. (vbfmlaltq_lane_f32): New intrinsic. (vbfmlalbq_laneq_f32): New intrinsic. (vbfmlaltq_laneq_f32): New intrinsic. * config/aarch64/iterators.md (BF_MLA): New int iterator. (bt): New int attribute. 2020-02-06 Uroš Bizjak * config/i386/i386.md (*pushtf): Emit "#" instead of calling gcc_unreachable in insn output. (*pushxf): Ditto. (*pushdf): Ditto. (*pushsf_rex64): Ditto for alternatives other than 1. (*pushsf): Ditto for alternatives other than 1. 2020-02-06 Martin Liska PR gcov-profile/91971 PR gcov-profile/93466 * coverage.c (coverage_init): Revert mangling of path into filename. It can lead to huge filename length. Creation of subfolders seem more natural. 2020-02-06 Stam Markianos-Wright PR target/93300 * config/arm/arm.c (arm_block_arith_comp_libfuncs_for_mode): New. (arm_init_libfuncs): Add BFmode support to block spurious BF libfuncs. Use arm_block_arith_comp_libfuncs_for_mode for HFmode. 2020-02-06 Jakub Jelinek PR target/93594 * config/i386/predicates.md (avx_identity_operand): New predicate. * config/i386/sse.md (*avx_vec_concat_1): New define_insn_and_split. PR libgomp/93515 * omp-low.c (use_pointer_for_field): For nested constructs, also look for map clauses on target construct. (scan_omp_1_stmt) : Bump temporarily taskreg_nesting_level. PR libgomp/93515 * gimplify.c (gimplify_scan_omp_clauses) : If adding shared clause, call omp_notice_variable on outer context if any. 2020-02-05 Jason Merrill PR c++/92003 * symtab.c (symtab_node::nonzero_address): A DECL_COMDAT decl has non-zero address even if weak and not yet defined. 2020-02-05 Martin Sebor PR tree-optimization/92765 * gimple-fold.c (get_range_strlen_tree): Handle MEM_REF and PARM_DECL. * tree-ssa-strlen.c (compute_string_length): Remove. (determine_min_objsize): Remove. (get_len_or_size): Add an argument. Call get_range_strlen_dynamic. Avoid using type size as the upper bound on string length. (handle_builtin_string_cmp): Add an argument. Adjust. (strlen_check_and_optimize_call): Pass additional argument to handle_builtin_string_cmp. 2020-02-05 Uroš Bizjak * config/i386/i386.md (*pushdi2_rex64 peephole2): Remove. (*pushdi2_rex64 peephole2): Unconditionally split after epilogue_completed. (*ashl3_doubleword): Ditto. (*3_doubleword): Ditto. 2020-02-05 Michael Meissner PR target/93568 * config/rs6000/rs6000.c (get_vector_offset): Fix 2020-02-05 Andrew Stubbs * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Use / not space. 2020-02-05 David Malcolm * doc/analyzer.texi (Special Functions for Debugging the Analyzer): Update description of __analyzer_dump_exploded_nodes. 2020-02-05 Jakub Jelinek PR target/92190 * config/i386/i386-features.c (ix86_add_reg_usage_to_vzeroupper): Only include sets and not clobbers in the vzeroupper pattern. * config/i386/sse.md (*avx_vzeroupper): Require in insn condition that the parallel has 17 (64-bit) or 9 (32-bit) elts. (*avx_vzeroupper_1): New define_insn_and_split. PR target/92190 * recog.c (pass_split_after_reload::gate): For STACK_REGS targets, don't run when !optimize. (pass_split_before_regstack::gate): For STACK_REGS targets, run even when !optimize. 2020-02-05 Richard Biener PR middle-end/90648 * genmatch.c (dt_node::gen_kids_1): Emit number of argument checks before matching calls. 2020-02-05 Jakub Jelinek * tree-ssa-alias.c (aliasing_matching_component_refs_p): Fix up function comment typo. PR middle-end/93555 * omp-simd-clone.c (expand_simd_clones): If simd_clone_mangle or simd_clone_create failed when i == 0, adjust clone->nargs by clone->inbranch. 2020-02-05 Martin Liska PR c++/92717 * doc/invoke.texi: Document that one should not combine ASLR and -fpch. 2020-02-04 Richard Biener PR tree-optimization/93538 * match.pd (addr EQ/NE ptr): Amend to handle &ptr->x EQ/NE ptr. 2020-02-04 Richard Biener PR tree-optimization/91123 * tree-ssa-sccvn.c (vn_walk_cb_data::finish): New method. (vn_walk_cb_data::last_vuse): New member. (vn_walk_cb_data::saved_operands): Likewsie. (vn_walk_cb_data::~vn_walk_cb_data): Release saved_operands. (vn_walk_cb_data::push_partial_def): Use finish. (vn_reference_lookup_2): Update last_vuse and use finish if we've saved operands. (vn_reference_lookup_3): Use finish and update calls to push_partial_defs everywhere. When translating through memcpy or aggregate copies save off operands and alias-set. (eliminate_dom_walker::eliminate_stmt): Restore VN_WALKREWRITE operation for redundant store removal. 2020-02-04 Richard Biener PR tree-optimization/92819 * tree-ssa-forwprop.c (simplify_vector_constructor): Avoid generating more stmts than before. 2020-02-04 Martin Liska * config/arm/arm.c (arm_gen_far_branch): Move the function outside of selftests. 2020-02-03 Michael Meissner * config/rs6000/rs6000.c (adjust_vec_address_pcrel): New helper function to adjust PC-relative vector addresses. (rs6000_adjust_vec_address): Call adjust_vec_address_pcrel to handle vectors with PC-relative addresses. 2020-02-03 Michael Meissner * config/rs6000/rs6000.c (reg_to_non_prefixed): Add forward reference. (hard_reg_and_mode_to_addr_mask): Delete. (rs6000_adjust_vec_address): If the original vector address was REG+REG or REG+OFFSET and the element is not zero, do the add of the elements in the original address before adding the offset for the vector element. Use address_to_insn_form to validate the address using the register being loaded, rather than guessing whether the address is a DS-FORM or DQ-FORM address. 2020-02-03 Michael Meissner * config/rs6000/rs6000.c (get_vector_offset): New helper function to calculate the offset in memory from the start of a vector of a particular element. Add code to keep the element number in bounds if the element number is variable. (rs6000_adjust_vec_address): Move calculation of offset of the vector element to get_vector_offset. (rs6000_split_vec_extract_var): Do not do the initial AND of element here, move the code to get_vector_offset. 2020-02-03 Michael Meissner * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Add some gcc_asserts. 2020-02-03 Segher Boessenkool * config/rs6000/constraints.md: Improve documentation. 2020-02-03 Richard Earnshaw PR target/93548 * config/arm/t-arm: ($(srcdir)/config/arm/arm-tune.md) ($(srcdir)/config/arm/arm-tables.opt): Use move-if-change. 2020-02-03 Andrew Stubbs * config.gcc: Remove "carrizo" support. * config/gcn/gcn-opts.h (processor_type): Likewise. * config/gcn/gcn.c (gcn_omp_device_kind_arch_isa): Likewise. * config/gcn/gcn.opt (gpu_type): Likewise. * config/gcn/t-omp-device: Likewise. 2020-02-03 Stam Markianos-Wright PR target/91816 * config/arm/arm-protos.h: New function arm_gen_far_branch prototype. * config/arm/arm.c (arm_gen_far_branch): New function arm_gen_far_branch. * config/arm/arm.md: Update b for Thumb2 range checks. 2020-02-03 Julian Brown Tobias Burnus * doc/invoke.texi: Update mention of OpenACC version to 2.6. 2020-02-03 Jakub Jelinek PR target/93533 * config/s390/s390.md (popcounthi2_z196): Fix up expander to emit valid RTL to sum up the lowest and second lowest bytes of the popcnt result. 2020-02-02 Vladimir Makarov PR rtl-optimization/91333 * ira-color.c (struct allocno_color_data): Add member hard_reg_prefs. (init_allocno_threads): Set the member up. (bucket_allocno_compare_func): Add compare hard reg prefs. 2020-01-31 Sandra Loosemore nios2: Support for GOT-relative DW_EH_PE_datarel encoding. * configure.ac [nios2-*-*]: Check HAVE_AS_NIOS2_GOTOFF_RELOCATION. * config.in: Regenerated. * configure: Regenerated. * config/nios2/nios2.h (ASM_PREFERRED_EH_DATA_FORMAT): Fix handling for PIC when HAVE_AS_NIOS2_GOTOFF_RELOCATION. (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New. 2020-02-01 Andrew Burgess * configure: Regenerate. 2020-01-31 Vladimir Makarov PR rtl-optimization/91333 * ira-color.c (bucket_allocno_compare_func): Move conflict hard reg preferences comparison up. 2020-01-31 Richard Sandiford * config/aarch64/aarch64.h (TARGET_SVE_BF16): New macro. * config/aarch64/aarch64-sve-builtins-sve2.h (svcvtnt): Move to aarch64-sve-builtins-base.h. * config/aarch64/aarch64-sve-builtins-sve2.cc (svcvtnt): Move to aarch64-sve-builtins-base.cc. * config/aarch64/aarch64-sve-builtins-base.h (svbfdot, svbfdot_lane) (svbfmlalb, svbfmlalb_lane, svbfmlalt, svbfmlalt_lane, svbfmmla) (svcvtnt): Declare. * config/aarch64/aarch64-sve-builtins-base.cc (svbfdot, svbfdot_lane) (svbfmlalb, svbfmlalb_lane, svbfmlalt, svbfmlalt_lane, svbfmmla) (svcvtnt): New functions. * config/aarch64/aarch64-sve-builtins-base.def (svbfdot, svbfdot_lane) (svbfmlalb, svbfmlalb_lane, svbfmlalt, svbfmlalt_lane, svbfmmla) (svcvtnt): New functions. (svcvt): Add a form that converts f32 to bf16. * config/aarch64/aarch64-sve-builtins-shapes.h (ternary_bfloat) (ternary_bfloat_lane, ternary_bfloat_lanex2, ternary_bfloat_opt_n): Declare. * config/aarch64/aarch64-sve-builtins-shapes.cc (parse_element_type): Treat B as bfloat16_t. (ternary_bfloat_lane_base): New class. (ternary_bfloat_def): Likewise. (ternary_bfloat): New shape. (ternary_bfloat_lane_def): New class. (ternary_bfloat_lane): New shape. (ternary_bfloat_lanex2_def): New class. (ternary_bfloat_lanex2): New shape. (ternary_bfloat_opt_n_def): New class. (ternary_bfloat_opt_n): New shape. * config/aarch64/aarch64-sve-builtins.cc (TYPES_cvt_bfloat): New macro. * config/aarch64/aarch64-sve.md (@aarch64_sve_vnx4sf) (@aarch64_sve__lanevnx4sf): New patterns. (@aarch64_sve__trunc) (@cond__trunc): Likewise. (*cond__trunc): Likewise. (@aarch64_sve_cvtnt): Likewise. * config/aarch64/aarch64-sve2.md (@aarch64_sve2_cvtnt): Key the pattern off the narrow mode instead of the wider one. * config/aarch64/iterators.md (VNx8BF_ONLY): New mode iterator. (UNSPEC_BFMLALB, UNSPEC_BFMLALT, UNSPEC_BFMMLA): New unspecs. (sve_fp_op): Handle them. (SVE_BFLOAT_TERNARY_LONG): New int itertor. (SVE_BFLOAT_TERNARY_LONG_LANE): Likewise. 2020-01-31 Richard Sandiford * config/aarch64/arm_sve.h: Include arm_bf16.h. * config/aarch64/aarch64-modes.def (BF): Move definition before VECTOR_MODES. Remove separate VECTOR_MODES for V4BF and V8BF. (SVE_MODES): Handle BF modes. * config/aarch64/aarch64.c (aarch64_classify_vector_mode): Handle BF modes. (aarch64_full_sve_mode): Likewise. * config/aarch64/iterators.md (SVE_STRUCT): Add VNx16BF, VNx24BF and VNx32BF. (SVE_FULL, SVE_FULL_HSD, SVE_ALL): Add VNx8BF. (Vetype, Vesize, Vctype, VEL, Vel, VEL_INT, V128, v128, vwcore) (V_INT_EQUIV, v_int_equiv, V_FP_EQUIV, v_fp_equiv, vector_count) (insn_length, VSINGLE, vsingle, VPRED, vpred, VDOUBLE): Handle the new SVE BF modes. * config/aarch64/aarch64-sve-builtins.h (TYPE_bfloat): New type_class_index. * config/aarch64/aarch64-sve-builtins.cc (TYPES_all_arith): New macro. (TYPES_all_data): Add bf16. (TYPES_reinterpret1, TYPES_reinterpret): Likewise. (register_tuple_type): Increase buffer size. * config/aarch64/aarch64-sve-builtins.def (svbfloat16_t): New type. (bf16): New type suffix. * config/aarch64/aarch64-sve-builtins-base.def (svabd, svadd, svaddv) (svcmpeq, svcmpge, svcmpgt, svcmple, svcmplt, svcmpne, svmad, svmax) (svmaxv, svmin, svminv, svmla, svmls, svmsb, svmul, svsub, svsubr): Change type from all_data to all_arith. * config/aarch64/aarch64-sve-builtins-sve2.def (svaddp, svmaxp) (svminp): Likewise. 2020-01-31 Dennis Zhang Matthew Malcomson Richard Sandiford * doc/invoke.texi (f32mm): Document new AArch64 -march= extension. * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Define __ARM_FEATURE_SVE_MATMUL_INT8, __ARM_FEATURE_SVE_MATMUL_FP32 and __ARM_FEATURE_SVE_MATMUL_FP64 as appropriate. Don't define __ARM_FEATURE_MATMUL_FP64. * config/aarch64/aarch64-option-extensions.def (fp, simd, fp16) (sve): Add AARCH64_FL_F32MM to the list of extensions that should be disabled at the same time. (f32mm): New extension. * config/aarch64/aarch64.h (AARCH64_FL_F32MM): New macro. (AARCH64_FL_F64MM): Bump to the next bit up. (AARCH64_ISA_F32MM, TARGET_SVE_I8MM, TARGET_F32MM, TARGET_SVE_F32MM) (TARGET_SVE_F64MM): New macros. * config/aarch64/iterators.md (SVE_MATMULF): New mode iterator. (UNSPEC_FMMLA, UNSPEC_SMATMUL, UNSPEC_UMATMUL, UNSPEC_USMATMUL) (UNSPEC_TRN1Q, UNSPEC_TRN2Q, UNSPEC_UZP1Q, UNSPEC_UZP2Q, UNSPEC_ZIP1Q) (UNSPEC_ZIP2Q): New unspeccs. (DOTPROD_US_ONLY, PERMUTEQ, MATMUL, FMMLA): New int iterators. (optab, sur, perm_insn): Handle the new unspecs. (sve_fp_op): Handle UNSPEC_FMMLA. Resort. * config/aarch64/aarch64-sve.md (@aarch64_sve_ld1ro): Use TARGET_SVE_F64MM instead of separate tests. (@aarch64_dot_prod): New pattern. (@aarch64_dot_prod_lane): Likewise. (@aarch64_sve_add_): Likewise. (@aarch64_sve_): Likewise. (@aarch64_sve_): Likewise. * config/aarch64/aarch64-sve-builtins.cc (TYPES_s_float): New macro. (TYPES_s_float_hsd_integer, TYPES_s_float_sd_integer): Use it. (TYPES_s_signed): New macro. (TYPES_s_integer): Use it. (TYPES_d_float): New macro. (TYPES_d_data): Use it. * config/aarch64/aarch64-sve-builtins-shapes.h (mmla): Declare. (ternary_intq_uintq_lane, ternary_intq_uintq_opt_n, ternary_uintq_intq) (ternary_uintq_intq_lane, ternary_uintq_intq_opt_n): Likewise. * config/aarch64/aarch64-sve-builtins-shapes.cc (mmla_def): New class. (svmmla): New shape. (ternary_resize2_opt_n_base): Add TYPE_CLASS2 and TYPE_CLASS3 template parameters. (ternary_resize2_lane_base): Likewise. (ternary_resize2_base): New class. (ternary_qq_lane_base): Likewise. (ternary_intq_uintq_lane_def): Likewise. (ternary_intq_uintq_lane): New shape. (ternary_intq_uintq_opt_n_def): New class (ternary_intq_uintq_opt_n): New shape. (ternary_qq_lane_def): Inherit from ternary_qq_lane_base. (ternary_uintq_intq_def): New class. (ternary_uintq_intq): New shape. (ternary_uintq_intq_lane_def): New class. (ternary_uintq_intq_lane): New shape. (ternary_uintq_intq_opt_n_def): New class. (ternary_uintq_intq_opt_n): New shape. * config/aarch64/aarch64-sve-builtins-base.h (svmmla, svsudot) (svsudot_lane, svtrn1q, svtrn2q, svusdot, svusdot_lane, svusmmla) (svuzp1q, svuzp2q, svzip1q, svzip2q): Declare. * config/aarch64/aarch64-sve-builtins-base.cc (svdot_lane_impl): Generalize to... (svdotprod_lane_impl): ...this new class. (svmmla_impl, svusdot_impl): New classes. (svdot_lane): Update to use svdotprod_lane_impl. (svmmla, svsudot, svsudot_lane, svtrn1q, svtrn2q, svusdot) (svusdot_lane, svusmmla, svuzp1q, svuzp2q, svzip1q, svzip2q): New functions. * config/aarch64/aarch64-sve-builtins-base.def (svmmla): New base function, with no types defined. (svmmla, svusmmla, svsudot, svsudot_lane, svusdot, svusdot_lane): New AARCH64_FL_I8MM functions. (svmmla): New AARCH64_FL_F32MM function. (svld1ro): Depend only on AARCH64_FL_F64MM, not on AARCH64_FL_V8_6. (svmmla, svtrn1q, svtrn2q, svuz1q, svuz2q, svzip1q, svzip2q): New AARCH64_FL_F64MM function. (REQUIRED_EXTENSIONS): 2020-01-31 Andrew Stubbs * config/gcn/gcn-valu.md (addv64di3_exec): Allow one '0' in each alternative only. 2020-01-31 Uroš Bizjak * config/i386/i386.md (*movoi_internal_avx): Do not check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL. Remove MODE_V8SF handling. (*movti_internal): Do not check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL. (*movtf_internal): Move check for TARGET_SSE2 and size optimization just after check for TARGET_AVX. (*movdf_internal): Ditto. * config/i386/mmx.md (*mov_internal): Do not check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL. * config/i386/sse.md (mov_internal): Only check TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL with V2DFmode. Move check for TARGET_SSE2 and size optimization just after check for TARGET_AVX. (_andnot3): Move check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL after check for TARGET_AVX. (3): Ditto. (*andnot3): Ditto. (*andnottf3): Ditto. (*3): Ditto. (*tf3): Ditto. (*andnot3): Remove TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL handling. (3): Ditto. (*3): Ditto. (sse4_1_blendv): Ditto. * config/i386/x86-tune.def (X86_TUNE_SSE_UNALIGNED_STORE_OPTIMAL): Explain that tune applies to 128bit instructions only. 2020-01-31 Kwok Cheung Yeung * config/gcn/mkoffload.c (process_asm): Add sgpr_count and vgpr_count to definition of hsa_kernel_description. Parse assembly to find SGPR and VGPR count of kernel and store in hsa_kernel_description. 2020-01-31 Tamar Christina PR rtl-optimization/91838 * simplify-rtx.c (simplify_binary_operation_1): Update LSHIFTRT case to truncate if allowed or reject combination. 2020-01-31 Andrew Stubbs * tree-ssa-loop-ivopts.c (get_iv): Use sizetype for zero-step. (find_inv_vars_cb): Likewise. 2020-01-31 David Malcolm * calls.c (special_function_p): Split out the check for DECL_NAME being non-NULL and fndecl being extern at file scope into a new maybe_special_function_p and call it. Drop check for fndecl being non-NULL that was after a usage of DECL_NAME (fndecl). * tree.h (maybe_special_function_p): New inline function. 2020-01-30 Andrew Stubbs * config/gcn/gcn-valu.md (gather_exec): Move contents ... (mask_gather_load): ... here, and zero-initialize the destination. (maskloaddi): Zero-initialize the destination. * config/gcn/gcn.c: 2020-01-30 David Malcolm PR analyzer/93356 * doc/analyzer.texi (Limitations): Note that constraints on floating-point values are currently ignored. 2020-01-30 Jakub Jelinek PR lto/93384 * symtab.c (symtab_node::noninterposable_alias): If localalias already exists, but is not usable, append numbers after it until a unique name is found. Formatting fix. PR middle-end/93505 * combine.c (simplify_comparison) : Punt on out of range rotate counts. 2020-01-30 Andrew Stubbs * config/gcn/gcn.c (print_operand): Handle LTGT. * config/gcn/predicates.md (gcn_fp_compare_operator): Allow ltgt. 2020-01-30 Richard Biener * tree-pretty-print.c (dump_generic_node): Wrap VECTOR_CST and CONSTRUCTOR in _Literal (type) with TDF_GIMPLE. 2020-01-30 John David Anglin * config/pa/pa.c (pa_elf_select_rtx_section): Place function pointers without a DECL in .data.rel.ro.local. 2020-01-30 Jakub Jelinek PR target/93494 * config/arm/arm.md (uaddvdi4): Actually emit what gen_uaddvsi4 returned. PR target/91824 * config/i386/sse.md (*_movmsk_zext): Renamed to ... (*_movmsk_ext): ... this. Use any_extend code iterator instead of always zero_extend. (*_movmsk_zext_lt): Renamed to ... (*_movmsk_ext_lt): ... this. Use any_extend code iterator instead of always zero_extend. (*_movmsk_zext_shift): Renamed to ... (*_movmsk_ext_shift): ... this. Use any_extend code iterator instead of always zero_extend. (*sse2_pmovmskb_ext): New define_insn. (*sse2_pmovmskb_ext_lt): New define_insn_and_split. PR target/91824 * config/i386/i386.md (*popcountsi2_zext): New define_insn_and_split. (*popcountsi2_zext_falsedep): New define_insn. 2020-01-30 Dragan Mladjenovic * config.in: Regenerated. * configure: Regenerated. 2020-01-29 Tobias Burnus PR bootstrap/93409 * config/gcn/gcn-hsa.h (ASM_SPEC): Add -mattr=-code-object-v3 as LLVM's assembler changed the default in version 9. 2020-01-24 Jeff Law PR tree-optimization/89689 * builtins.def (BUILT_IN_OBJECT_SIZE): Make it const rather than pure. 2020-01-29 Richard Sandiford Revert: 2020-01-28 Richard Sandiford PR rtl-optimization/87763 * simplify-rtx.c (simplify_truncation): Extend sign/zero_extract simplification to handle subregs as well as bare regs. * config/i386/i386.md (*testqi_ext_3): Match QI extracts too. 2020-01-29 Joel Hutton PR target/93221 * ira.c (ira): Revert use of simplified LRA algorithm. 2020-01-29 Martin Jambor PR tree-optimization/92706 * tree-sra.c (struct access): Fields first_link, last_link, next_queued and grp_queued renamed to first_rhs_link, last_rhs_link, next_rhs_queued and grp_rhs_queued respectively, new fields first_lhs_link, last_lhs_link, next_lhs_queued and grp_lhs_queued. (struct assign_link): Field next renamed to next_rhs, new field next_lhs. Updated comment. (work_queue_head): Renamed to rhs_work_queue_head. (lhs_work_queue_head): New variable. (add_link_to_lhs): New function. (relink_to_new_repr): Also relink LHS lists. (add_access_to_work_queue): Renamed to add_access_to_rhs_work_queue. (add_access_to_lhs_work_queue): New function. (pop_access_from_work_queue): Renamed to pop_access_from_rhs_work_queue. (pop_access_from_lhs_work_queue): New function. (build_accesses_from_assign): Also add links to LHS lists and to LHS work_queue. (child_would_conflict_in_lacc): Renamed to child_would_conflict_in_acc. Adjusted parameter names. (create_artificial_child_access): New parameter set_grp_read, use it. (subtree_mark_written_and_enqueue): Renamed to subtree_mark_written_and_rhs_enqueue. (propagate_subaccesses_across_link): Renamed to propagate_subaccesses_from_rhs. (propagate_subaccesses_from_lhs): New function. (propagate_all_subaccesses): Also propagate subaccesses from LHSs to RHSs. 2020-01-29 Martin Jambor PR tree-optimization/92706 * tree-sra.c (struct access): Adjust comment of grp_total_scalarization. (find_access_in_subtree): Look for single children spanning an entire access. (scalarizable_type_p): Allow register accesses, adjust callers. (completely_scalarize): Remove function. (scalarize_elem): Likewise. (create_total_scalarization_access): Likewise. (sort_and_splice_var_accesses): Do not track total scalarization flags. (analyze_access_subtree): New parameter totally, adjust to new meaning of grp_total_scalarization. (analyze_access_trees): Pass new parameter to analyze_access_subtree. (can_totally_scalarize_forest_p): New function. (create_total_scalarization_access): Likewise. (create_total_access_and_reshape): Likewise. (total_should_skip_creating_access): Likewise. (totally_scalarize_subtree): Likewise. (analyze_all_variable_accesses): Perform total scalarization after subaccess propagation using the new functions above. (initialize_constant_pool_replacements): Output initializers by traversing the access tree. 2020-01-29 Martin Jambor * tree-sra.c (verify_sra_access_forest): New function. (verify_all_sra_access_forests): Likewise. (create_artificial_child_access): Set parent. (analyze_all_variable_accesses): Call the verifier. 2020-01-28 Jan Hubicka * cgraph.c (cgraph_edge::resolve_speculation): Only lookup direct edge if called on indirect edge. (cgraph_edge::redirect_call_stmt_to_callee): Lookup indirect edge of speculative call if needed. 2020-01-29 Richard Biener PR tree-optimization/93428 * tree-vect-slp.c (vect_build_slp_tree_2): Compute the load permutation when the load node is created. (vect_analyze_slp_instance): Re-use it here. 2020-01-28 Jan Hubicka * ipa-prop.c (update_indirect_edges_after_inlining): Fix warning. 2020-01-28 Vladimir Makarov PR rtl-optimization/93272 * ira-lives.c (process_out_of_region_eh_regs): New function. (process_bb_node_lives): Call it. 2020-01-28 Jan Hubicka * coverage.c (read_counts_file): Make error message lowercase. 2020-01-28 Jan Hubicka * profile-count.c (profile_quality_display_names): Fix ordering. 2020-01-28 Jan Hubicka PR lto/93318 * cgraph.c (cgraph_add_edge_to_call_site_hash): Update call site hash only when edge is first within the sequence. (cgraph_edge::set_call_stmt): Update handling of speculative calls. (symbol_table::create_edge): Do not set target_prob. (cgraph_edge::remove_caller): Watch for speculative calls when updating the call site hash. (cgraph_edge::make_speculative): Drop target_prob parameter. (cgraph_edge::speculative_call_info): Remove. (cgraph_edge::first_speculative_call_target): New member function. (update_call_stmt_hash_for_removing_direct_edge): New function. (cgraph_edge::resolve_speculation): Rewrite to new API. (cgraph_edge::speculative_call_for_target): New member function. (cgraph_edge::make_direct): Rewrite to new API; fix handling of multiple speculation targets. (cgraph_edge::redirect_call_stmt_to_callee): Likewise; fix updating of profile. (verify_speculative_call): Verify that targets form an interval. * cgraph.h (cgraph_edge::speculative_call_info): Remove. (cgraph_edge::first_speculative_call_target): New member function. (cgraph_edge::next_speculative_call_target): New member function. (cgraph_edge::speculative_call_target_ref): New member function. (cgraph_edge;:speculative_call_indirect_edge): New member funtion. (cgraph_edge): Remove target_prob. * cgraphclones.c (cgraph_node::set_call_stmt_including_clones): Fix handling of speculative calls. * ipa-devirt.c (ipa_devirt): Fix handling of speculative cals. * ipa-fnsummary.c (analyze_function_body): Likewise. * ipa-inline.c (speculation_useful_p): Use new speculative call API. * ipa-profile.c (dump_histogram): Fix formating. (ipa_profile_generate_summary): Watch for overflows. (ipa_profile): Do not require probablity to be 1/2; update to new API. * ipa-prop.c (ipa_make_edge_direct_to_target): Update to new API. (update_indirect_edges_after_inlining): Update to new API. * ipa-utils.c (ipa_merge_profiles): Rewrite merging of speculative call profiles. * profile-count.h: (profile_probability::adjusted): New. * tree-inline.c (copy_bb): Update to new speculative call API; fix updating of profile. * value-prof.c (gimple_ic_transform): Rename to ... (dump_ic_profile): ... this one; update dumping. (stream_in_histogram_value): Fix formating. (gimple_value_profile_transformations): Update. 2020-01-28 H.J. Lu PR target/91461 * config/i386/i386.md (*movoi_internal_avx): Remove TARGET_SSE_TYPELESS_STORES check. (*movti_internal): Prefer TARGET_AVX over TARGET_SSE_TYPELESS_STORES. (*movtf_internal): Likewise. * config/i386/sse.md (mov_internal): Prefer TARGET_AVX over TARGET_SSE_TYPELESS_STORES. Remove " == 16" check from TARGET_SSE_TYPELESS_STORES. 2020-01-28 David Malcolm * diagnostic-core.h (warning_at): Rename overload to... (warning_meta): ...this. (emit_diagnostic_valist): Delete decl of overload taking diagnostic_metadata. * diagnostic.c (emit_diagnostic_valist): Likewise for defn. (warning_at): Rename overload taking diagnostic_metadata to... (warning_meta): ...this. 2020-01-28 Richard Biener PR tree-optimization/93439 * tree-parloops.c (create_loop_fn): Move clique bookkeeping... * tree-cfg.c (move_sese_region_to_fn): ... here. (verify_types_in_gimple_reference): Verify used cliques are tracked. 2020-01-28 H.J. Lu PR target/91399 * config/i386/i386-options.c (set_ix86_tune_features): Add an argument of a pointer to struct gcc_options and pass it to parse_mtune_ctrl_str. (ix86_function_specific_restore): Pass opts to set_ix86_tune_features. (ix86_option_override_internal): Likewise. (parse_mtune_ctrl_str): Add an argument of a pointer to struct gcc_options and use it for x_ix86_tune_ctrl_string. 2020-01-28 Richard Sandiford PR rtl-optimization/87763 * simplify-rtx.c (simplify_truncation): Extend sign/zero_extract simplification to handle subregs as well as bare regs. * config/i386/i386.md (*testqi_ext_3): Match QI extracts too. 2020-01-28 Richard Sandiford * tree-vect-loop.c (vectorizable_reduction): Fail gracefully for reduction chains that (now) include a call. 2020-01-28 Richard Sandiford PR tree-optimization/92822 * tree-ssa-forwprop.c (simplify_vector_constructor): When filling out the don't-care elements of a vector whose significant elements are duplicates, make the don't-care elements duplicates too. 2020-01-28 Richard Sandiford PR tree-optimization/93434 * tree-predcom.c (split_data_refs_to_components): Record which components have had aliasing loads removed. Prevent store-store commoning for all such components. 2020-01-28 Jakub Jelinek PR target/93418 * config/i386/i386.c (ix86_fold_builtin) : If mask is not -1 or is_vshift is true, use new_vector with number of elts npatterns rather than new_unary_operation. PR tree-optimization/93454 * gimple-fold.c (fold_array_ctor_reference): Perform elt_size.to_uhwi () just once, instead of calling it in every iteration. Punt if that value is above size of the temporary buffer. Decrease third native_encode_expr argument when bufoff + elt_sz is above size of buf. 2020-01-27 Joseph Myers * config/mips/mips.c (mips_declare_object_name) [USE_GNU_UNIQUE_OBJECT]: Support use of gnu_unique_object. 2020-01-27 Martin Liska PR gcov-profile/93403 * tree-profile.c (gimple_init_gcov_profiler): Generate both __gcov_indirect_call_profiler_v4 and __gcov_indirect_call_profiler_v4_atomic. 2020-01-27 Richard Sandiford PR target/92822 * config/aarch64/aarch64-simd.md (aarch64_get_half): New expander. (@aarch64_split_simd_mov): Use it. (aarch64_simd_mov_from_low): Add a GPR alternative. Leave the vec_extract patterns to handle 2-element vectors. (aarch64_simd_mov_from_high): Likewise. (vec_extract): New expander. (vec_extractv2dfv1df): Likewise. 2020-01-27 Richard Sandiford * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Match jump conditions for *compare_condjump. 2020-01-27 David Malcolm PR analyzer/93276 * digraph.cc (test_edge::test_edge): Specify template for base class initializer. 2020-01-27 Claudiu Zissulescu * config/arc/arc.c (arc_rtx_costs): Update mul64 cost. 2020-01-27 Claudiu Zissulescu * config/arc/arc-protos.h (gen_mlo): Remove. (gen_mhi): Likewise. * config/arc/arc.c (AUX_MULHI): Define. (arc_must_save_reister): Special handling for r58/59. (arc_compute_frame_size): Consider mlo/mhi registers. (arc_save_callee_saves): Emit fp/sp move only when emit_move paramter is true. (arc_conditional_register_usage): Remove TARGET_BIG_ENDIAN from mlo/mhi name selection. (arc_restore_callee_saves): Don't early restore blink when ISR. (arc_expand_prologue): Add mlo/mhi saving. (arc_expand_epilogue): Add mlo/mhi restoring. (gen_mlo): Remove. (gen_mhi): Remove. * config/arc/arc.h (DBX_REGISTER_NUMBER): Correct register numbering when MUL64 option is used. (DWARF2_FRAME_REG_OUT): Define. * config/arc/arc.md (arc600_stall): New pattern. (VUNSPEC_ARC_ARC600_STALL): Define. (mulsi64): Use correct mlo/mhi registers. (mulsi_600): Clean it up. * config/arc/predicates.md (mlo_operand): Remove any dependency on TARGET_BIG_ENDIAN. (mhi_operand): Likewise. 2020-01-27 Claudiu Zissulescu Petro Karashchenko * config/arc/arc.c (arc_is_uncached_mem_p): Check struct attributes if needed. (prepare_move_operands): Generate special unspec instruction for direct access. (arc_isuncached_mem_p): Propagate uncached attribute to each structure member. * config/arc/arc.md (VUNSPEC_ARC_LDDI): Define. (VUNSPEC_ARC_STDI): Likewise. (ALLI): New mode iterator. (mALLI): New mode attribute. (lddi): New instruction pattern. (stdi): Likewise. (stdidi_split): Split instruction for architectures which are not supporting ll64 option. (lddidi_split): Likewise. 2020-01-27 Richard Sandiford PR rtl-optimization/92989 * lra-lives.c (process_bb_lives): Update the live-in set before processing additional clobbers. 2020-01-27 Richard Sandiford PR rtl-optimization/93170 * cselib.c (cselib_invalidate_regno_val): New function, split out from... (cselib_invalidate_regno): ...here. (cselib_invalidated_by_call_p): New function. (cselib_process_insn): Iterate over all the hard-register entries in REG_VALUES and invalidate any that cross call-clobbered registers. 2020-01-27 Richard Sandiford * dojump.c (split_comparison): Use HONOR_NANS rather than HONOR_SNANS when splitting LTGT. 2020-01-27 Martin Liska PR driver/91220 * opts.c (print_filtered_help): Exclude language-specific options from --help=common unless enabled in all FEs. 2020-01-27 Martin Liska * opts.c (print_help): Exclude params from all except --help=param. 2020-01-27 Martin Liska PR target/93274 * config/i386/i386-features.c (make_resolver_func): Align the code with ppc64 target implementation. Do not generate a unique name for resolver function. 2020-01-27 Richard Biener PR tree-optimization/93397 * tree-vect-slp.c (vect_analyze_slp_instance): Delay converted reduction chain SLP graph adjustment. 2020-01-26 Marek Polacek PR sanitizer/93436 * sanopt.c (sanitize_rewrite_addressable_params): Avoid crash on null DECL_NAME. 2020-01-26 Jason Merrill PR c++/92601 * tree.c (verify_type_variant): Only verify TYPE_NEEDS_CONSTRUCTING of complete types. 2020-01-26 Darius Galis * config/rx/rx.md (setmemsi): Added rx_allow_string_insns constraint (rx_setmem): Likewise. 2020-01-26 Jakub Jelinek PR target/93412 * config/i386/i386.md (*addv4_doubleword, *subv4_doubleword): Use nonimmediate_operand instead of x86_64_hilo_general_operand and drop from constraint of last operand. PR target/93430 * config/i386/sse.md (*avx_vperm_broadcast_): Disallow for TARGET_AVX2 and V4DFmode not in the split condition, but in the pattern condition, though allow { 0, 0, 0, 0 } broadcast always. 2020-01-25 Feng Xue PR ipa/93166 * ipa-cp.c (get_info_about_necessary_edges): Remove value check assertion. 2020-01-24 Jeff Law PR tree-optimization/92788 * tree-ssa-threadedge.c (thread_across_edge): Check EDGE_COMPLEX not EDGE_ABNORMAL. 2020-01-24 Jakub Jelinek PR target/93395 * config/i386/sse.md (*avx_vperm_broadcast_v4sf, *avx_vperm_broadcast_, _vpermil, *_vpermilp): Move before avx2_perm/avx512f_perm. PR target/93376 * simplify-rtx.c (simplify_const_unary_operation, simplify_const_binary_operation): Punt for mode precision above MAX_BITSIZE_MODE_ANY_INT. 2020-01-24 Andrew Pinski * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Change alu.shift_reg to 0. 2020-01-24 Jeff Law PR target/13721 * config/h8300/h8300.c (h8300_print_operand): Only call byte_reg for REGs. Call output_operand_lossage to get more reasonable diagnostics. 2020-01-24 Andrew Stubbs * config/gcn/gcn-valu.md (vec_cmpdi): Use gcn_fp_compare_operator. (vec_cmpudi): Use gcn_compare_operator. (vec_cmpv64qidi): Use gcn_compare_operator. (vec_cmpdi_exec): Use gcn_fp_compare_operator. (vec_cmpudi_exec): Use gcn_compare_operator. (vec_cmpv64qidi_exec): Use gcn_compare_operator. (vec_cmpdi_dup): Use gcn_fp_compare_operator. (vec_cmpdi_dup_exec): Use gcn_fp_compare_operator. (vcond): Use gcn_fp_compare_operator. (vcond_exec): Use gcn_fp_compare_operator. (vcondu): Use gcn_fp_compare_operator. (vcondu_exec): Use gcn_fp_compare_operator. 2020-01-24 Maciej W. Rozycki * doc/install.texi (Cross-Compiler-Specific Options): Document `--with-toolexeclibdir' option. 2020-01-24 Hans-Peter Nilsson * target.def (flags_regnum): Also mention effect on delay slot filling. * doc/tm.texi: Regenerate. 2020-01-23 Jeff Law PR translation/90162 * config/h8300/h8300.c (h8300_option_override): Fix diagnostic text. 2020-01-23 Mikael Tillenius PR target/92269 * config/h8300/h8300.h (FUNCTION_PROFILER): Fix emission of profiling label 2020-01-23 Jakub Jelinek PR rtl-optimization/93402 * postreload.c (reload_combine_recognize_pattern): Don't try to adjust USE insns. 2020-01-23 Dragan Mladjenovic * config.in: Regenerated. * config/mips/linux.h (NEED_INDICATE_EXEC_STACK): Define to 1 for TARGET_LIBC_GNUSTACK. * configure: Regenerated. * configure.ac: Define TARGET_LIBC_GNUSTACK if glibc version is found to be 2.31 or greater. 2020-01-23 Dragan Mladjenovic * config/mips/linux.h (NEED_INDICATE_EXEC_STACK): Define to TARGET_SOFT_FLOAT. * config/mips/mips.c (TARGET_ASM_FILE_END): Define to ... (mips_asm_file_end): New function. Delegate to file_end_indicate_exec_stack if NEED_INDICATE_EXEC_STACK is true. * config/mips/mips.h (NEED_INDICATE_EXEC_STACK): Define to 0. 2020-01-23 Jakub Jelinek PR target/93376 * config/i386/i386-modes.def (POImode): New mode. (MAX_BITSIZE_MODE_ANY_INT): Change from 128 to 160. * config/i386/i386.md (DPWI): New mode attribute. (addv4, subv4): Use instead of . (QWI): Rename to... (QPWI): ... this. Use POI instead of OI for TImode. (*addv4_doubleword, *addv4_doubleword_1, *subv4_doubleword, *subv4_doubleword_1): Use instead of . 2020-01-23 Richard Sandiford PR target/93341 * config/aarch64/aarch64.md (UNSPEC_SPECULATION_TRACKER_REV): New unspec. (speculation_tracker_rev): New pattern. * config/aarch64/aarch64-speculation.cc (aarch64_do_track_speculation): Use speculation_tracker_rev to track the inverse condition. 2020-01-23 Richard Biener PR tree-optimization/93381 * tree-ssa-sccvn.c (vn_walk_cb_data::push_partial_def): Take alias-set of the def as argument and record the first one. (vn_walk_cb_data::first_set): New member. (vn_reference_lookup_3): Pass the alias-set of the current def to push_partial_def. Fix alias-set used in the aggregate copy case. (vn_reference_lookup): Consistently set *last_vuse_ptr. * real.c (clear_significand_below): Fix out-of-bound access. 2020-01-23 Jakub Jelinek PR target/93346 * config/i386/i386.md (*bmi2_bzhi_3_2, *bmi2_bzhi_3_3): New define_insn patterns. 2020-01-23 Richard Sandiford * doc/sourcebuild.texi (check-function-bodies): Add an optional target/xfail selector. 2020-01-23 Richard Sandiford PR rtl-optimization/93124 * auto-inc-dec.c (merge_in_block): Don't add auto inc/decs to bare USE and CLOBBER insns. 2020-01-22 Andrew Pinski * config/arc/arc.c (output_short_suffix): Check insn for nullness. 2020-01-22 David Malcolm PR analyzer/93307 * gdbinit.in (break-on-saved-diagnostic): Update for move of diagnostic_manager into "ana" namespace. * selftest-run-tests.c (selftest::run_tests): Update for move of selftest::run_analyzer_selftests to ana::selftest::run_analyzer_selftests. 2020-01-22 Richard Sandiford * cfgexpand.c (union_stack_vars): Update the size. 2020-01-22 Richard Biener PR tree-optimization/93381 * tree-ssa-structalias.c (find_func_aliases): Assume offsetting throughout, handle all conversions the same. 2020-01-22 Jakub Jelinek PR target/93335 * config/aarch64/aarch64.c (aarch64_expand_subvti): Only use gen_subdi3_compare1_imm if low_in2 satisfies aarch64_plus_immediate predicate, not whenever it is CONST_INT. Otherwise, force_reg it. Call force_reg on high_in2 unconditionally. 2020-01-22 Martin Liska PR tree-optimization/92924 * profile.c (compute_value_histograms): Divide all counter values. 2020-01-22 Jakub Jelinek PR target/91298 * output.h (assemble_name_resolve): Declare. * varasm.c (assemble_name_resolve): New function. (assemble_name): Use it. * config/i386/i386.h (ASM_OUTPUT_SYMBOL_REF): Define. 2020-01-22 Joseph Myers * doc/sourcebuild.texi (Texinfo Manuals, Front End): Refer to update_web_docs_git instead of update_web_docs_svn. 2020-01-21 Andrew Pinski PR target/9311 * config/aarch64/aarch64.md (tlsgd_small_): Have operand 0 as PTR mode. Have operand 1 as being modeless, it can be P mode. (*tlsgd_small_): Likewise. * config/aarch64/aarch64.c (aarch64_load_symref_appropriately) : Call gen_tlsgd_small_* with a ptr_mode register. Convert that register back to dest using convert_mode. 2020-01-21 Jim Wilson * config/riscv/riscv-sr.c (riscv_sr_match_prologue): Use INTVAL instead of XINT. 2020-01-21 H.J. Lu Uros Bizjak PR target/93319 * config/i386/i386.c (ix86_tls_module_base): Replace Pmode with ptr_mode. (legitimize_tls_address): Do GNU2 TLS address computation in ptr_mode and zero-extend result to Pmode. * config/i386/i386.md (@tls_dynamic_gnu2_64_): Replace :P with :PTR and Pmode with ptr_mode. (*tls_dynamic_gnu2_lea_64_): Likewise. (*tls_dynamic_gnu2_call_64_): Likewise. (*tls_dynamic_gnu2_combine_64_): Likewise. 2020-01-21 Jakub Jelinek PR target/93333 * config/riscv/riscv.c (riscv_rtx_costs) : Verify the last two operands are CONST_INT_P before using them as such. 2020-01-21 Richard Sandiford * config/aarch64/aarch64-sve-builtins.def: Use get_typenode_from_name to get the integer element types. 2020-01-21 Richard Sandiford * config/aarch64/aarch64-sve-builtins.h (function_expander::convert_to_pmode): Declare. * config/aarch64/aarch64-sve-builtins.cc (function_expander::convert_to_pmode): New function. (function_expander::get_contiguous_base): Use it. (function_expander::prepare_gather_address_operands): Likewise. * config/aarch64/aarch64-sve-builtins-sve2.cc (svwhilerw_svwhilewr_impl::expand): Likewise. 2020-01-21 Szabolcs Nagy PR target/92424 * config/aarch64/aarch64.c (aarch64_declare_function_name): Set cfun->machine->label_is_assembled. (aarch64_print_patchable_function_entry): New. (TARGET_ASM_PRINT_PATCHABLE_FUNCTION_ENTRY): Define. * config/aarch64/aarch64.h (struct machine_function): New field, label_is_assembled. 2020-01-21 David Malcolm PR ipa/93315 * ipa-profile.c (ipa_profile): Delete call_sums and set it to NULL on exit. 2020-01-18 Jan Hubicka PR lto/93318 * cgraph.c (cgraph_edge::resolve_speculation, cgraph_edge::redirect_call_stmt_to_callee): Fix update of call_stmt_site_hash. 2020-01-21 Martin Liska * config/rs6000/rs6000.c (common_mode_defined): Remove unused variable. 2020-01-21 Richard Biener PR tree-optimization/92328 * tree-ssa-sccvn.c (vn_reference_lookup_3): Preserve type when value-numbering same-sized store by inserting a VIEW_CONVERT_EXPR. (eliminate_dom_walker::eliminate_stmt): When eliminating a redundant store handle bit-reinterpretation of the same value. 2020-01-21 Andrew Pinski PR tree-opt/93321 * tree-into-ssa.c (prepare_block_for_update_1): Split out from ... (prepare_block_for_update): This. Use a worklist instead of recursing. 2020-01-21 Mihail-Calin Ionescu * gcc/config/arm/arm.c (clear_operation_p): Initialise last_regno, skip first iteration based on the first_set value and use ints instead of the unnecessary HOST_WIDE_INTs. 2020-01-21 Jakub Jelinek PR target/93073 * config/rs6000/rs6000.c (rs6000_emit_cmove): If using fsel, punt for compare_mode other than SFmode or DFmode. 2020-01-21 Kito Cheng PR target/93304 * config/riscv/riscv-protos.h (riscv_hard_regno_rename_ok): New. * config/riscv/riscv.c (riscv_hard_regno_rename_ok): New. * config/riscv/riscv.h (HARD_REGNO_RENAME_OK): Defined. 2020-01-20 Wilco Dijkstra * config/aarch64/aarch64.c (neoversen1_tunings): Set jump_align to 4. 2020-01-20 Andrew Pinski PR middle-end/93242 * targhooks.c (default_print_patchable_function_entry): Use output_asm_insn to emit the nop instruction. 2020-01-20 Fangrui Song PR middle-end/93194 * targhooks.c (default_print_patchable_function_entry): Align to POINTER_SIZE. 2020-01-20 H.J. Lu PR target/93319 * config/i386/i386.c (legitimize_tls_address): Pass Pmode to gen_tls_dynamic_gnu2_64. Compute GNU2 TLS address in ptr_mode. * config/i386/i386.md (tls_dynamic_gnu2_64): Renamed to ... (@tls_dynamic_gnu2_64_): This. Replace DI with P. (*tls_dynamic_gnu2_lea_64): Renamed to ... (*tls_dynamic_gnu2_lea_64_): This. Replace DI with P. Remove the {q} suffix from lea. (*tls_dynamic_gnu2_call_64): Renamed to ... (*tls_dynamic_gnu2_call_64_): This. Replace DI with P. (*tls_dynamic_gnu2_combine_64): Renamed to ... (*tls_dynamic_gnu2_combine_64_): This. Replace DI with P. Pass Pmode to gen_tls_dynamic_gnu2_64. 2020-01-20 Wilco Dijkstra * config/aarch64/aarch64.h (SLOW_BYTE_ACCESS): Set to 1. 2020-01-20 Richard Sandiford * config/aarch64/aarch64-sve-builtins-base.cc (svld1ro_impl::memory_vector_mode): Remove parameter name. 2020-01-20 Richard Biener PR debug/92763 * dwarf2out.c (prune_unused_types): Unconditionally mark called function DIEs. 2020-01-20 Martin Liska PR tree-optimization/93199 * tree-eh.c (struct leh_state): Add new field outer_non_cleanup. (cleanup_is_dead_in): Pass leh_state instead of eh_region. Add a checking that state->outer_non_cleanup points to outer non-clean up region. (lower_try_finally): Record outer_non_cleanup for this_state. (lower_catch): Likewise. (lower_eh_filter): Likewise. (lower_eh_must_not_throw): Likewise. (lower_cleanup): Likewise. 2020-01-20 Richard Biener PR tree-optimization/93094 * tree-vectorizer.h (vect_loop_versioning): Adjust. (vect_transform_loop): Likewise. * tree-vectorizer.c (try_vectorize_loop_1): Pass down loop_vectorized_call to vect_transform_loop. * tree-vect-loop.c (vect_transform_loop): Pass down loop_vectorized_call to vect_loop_versioning. * tree-vect-loop-manip.c (vect_loop_versioning): Use the earlier discovered loop_vectorized_call. 2020-01-19 Eric S. Raymond * doc/contribute.texi: Update for SVN -> Git transition. * doc/install.texi: Likewise. 2020-01-18 Jan Hubicka PR lto/93318 * cgraph.c (cgraph_edge::make_speculative): Increase number of speculative targets. (verify_speculative_call): New function (cgraph_node::verify_node): Use it. * ipa-profile.c (ipa_profile): Fix formating; do not set number of speculations. 2020-01-18 Jan Hubicka PR lto/93318 * cgraph.c (cgraph_edge::resolve_speculation): Fix foramting. (cgraph_edge::make_direct): Remove all indirect targets. (cgraph_edge::redirect_call_stmt_to_callee): Use make_direct.. (cgraph_node::verify_node): Verify that only one call_stmt or lto_stmt_uid is set. * cgraphclones.c (cgraph_edge::clone): Set only one call_stmt or lto_stmt_uid. * lto-cgraph.c (lto_output_edge): Simplify streaming of stmt. (lto_output_ref): Simplify streaming of stmt. * lto-streamer-in.c (fixup_call_stmt_edges_1): Clear lto_stmt_uid. 2020-01-18 Tamar Christina * config/aarch64/aarch64-sve-builtins-base.cc (memory_vector_mode): Mark parameter unused. 2020-01-18 Hans-Peter Nilsson * config.gcc : Add crisv32-*-* and cris-*-linux* 2019-01-18 Gerald Pfeifer * varpool.c (ctor_useable_for_folding_p): Fix grammar. 2020-01-18 Iain Sandoe * Makefile.in: Add coroutine-passes.o. * builtin-types.def (BT_CONST_SIZE): New. (BT_FN_BOOL_PTR): New. (BT_FN_PTR_PTR_CONST_SIZE_BOOL): New. * builtins.def (DEF_COROUTINE_BUILTIN): New. * coroutine-builtins.def: New file. * coroutine-passes.cc: New file. * function.h (struct GTY function): Add a bit to indicate that the function is a coroutine component. * internal-fn.c (expand_CO_FRAME): New. (expand_CO_YIELD): New. (expand_CO_SUSPN): New. (expand_CO_ACTOR): New. * internal-fn.def (CO_ACTOR): New. (CO_YIELD): New. (CO_SUSPN): New. (CO_FRAME): New. * passes.def: Add pass_coroutine_lower_builtins, pass_coroutine_early_expand_ifns. * tree-pass.h (make_pass_coroutine_lower_builtins): New. (make_pass_coroutine_early_expand_ifns): New. * doc/invoke.texi: Document the fcoroutines command line switch. 2020-01-18 Jakub Jelinek * config/arm/vfp.md (*clear_vfp_multiple): Remove unused variable. PR target/93312 * config/arm/arm.c (clear_operation_p): Don't use REGNO until after checking the argument is a REG. Don't use REGNO (reg) again to set last_regno, reuse regno variable instead. 2020-01-17 David Malcolm * doc/analyzer.texi (Limitations): Add note about NaN. 2020-01-17 Mihail-Calin Ionescu Sudakshina Das * config/arm/arm.md (ashldi3): Generate thumb2_lsll for both reg and valid immediate. (ashrdi3): Generate thumb2_asrl for both reg and valid immediate. (lshrdi3): Generate thumb2_lsrl for valid immediates. * config/arm/constraints.md (Pg): New. * config/arm/predicates.md (long_shift_imm): New. (arm_reg_or_long_shift_imm): Likewise. * config/arm/thumb2.md (thumb2_asrl): New immediate alternative. (thumb2_lsll): Likewise. (thumb2_lsrl): New. 2020-01-17 Mihail-Calin Ionescu Sudakshina Das * config/arm/arm.md (ashldi3): Generate thumb2_lsll for TARGET_HAVE_MVE. (ashrdi3): Generate thumb2_asrl for TARGET_HAVE_MVE. * config/arm/arm.c (arm_hard_regno_mode_ok): Allocate even odd register pairs for doubleword quantities for ARMv8.1M-Mainline. * config/arm/thumb2.md (thumb2_asrl): New. (thumb2_lsll): Likewise. 2020-01-17 Jakub Jelinek * config/arm/arm.c (cmse_nonsecure_call_inline_register_clear): Remove unused variable. 2020-01-17 Alexander Monakov * gdbinit.in (help-gcc-hooks): New command. (pp, pr, prl, pt, pct, pgg, pgq, pgs, pge, pmz, ptc, pdn, ptn, pdd, prc, pi, pbm, pel, trt): Take $arg0 instead of $ if supplied. Update documentation. 2020-01-17 Matthew Malcomson * config/aarch64/aarch64-sve.md (@aarch64_sve_ld1ro): Use the correct target macro. 2020-01-17 Matthew Malcomson * config/aarch64/aarch64-protos.h (aarch64_sve_ld1ro_operand_p): New. * config/aarch64/aarch64-sve-builtins-base.cc (class load_replicate): New. (class svld1ro_impl): New. (class svld1rq_impl): Change to inherit from load_replicate. (svld1ro): New sve intrinsic function base. * config/aarch64/aarch64-sve-builtins-base.def (svld1ro): New DEF_SVE_FUNCTION. * config/aarch64/aarch64-sve-builtins-base.h (svld1ro): New decl. * config/aarch64/aarch64-sve-builtins.cc (function_expander::add_mem_operand): Modify assert to allow OImode. * config/aarch64/aarch64-sve.md (@aarch64_sve_ld1ro): New pattern. * config/aarch64/aarch64.c (aarch64_sve_ld1rq_operand_p): Implement in terms of ... (aarch64_sve_ld1rq_ld1ro_operand_p): This. (aarch64_sve_ld1ro_operand_p): New. * config/aarch64/aarch64.md (UNSPEC_LD1RO): New unspec. * config/aarch64/constraints.md (UOb,UOh,UOw,UOd): New. * config/aarch64/predicates.md (aarch64_sve_ld1ro_operand_{b,h,w,d}): New. 2020-01-17 Matthew Malcomson * config/aarch64/aarch64-c.c (_ARM_FEATURE_MATMUL_FLOAT64): Introduce this ACLE specified predefined macro. * config/aarch64/aarch64-option-extensions.def (f64mm): New. (fp): Disabling this disables f64mm. (simd): Disabling this disables f64mm. (fp16): Disabling this disables f64mm. (sve): Disabling this disables f64mm. * config/aarch64/aarch64.h (AARCH64_FL_F64MM): New. (AARCH64_ISA_F64MM): New. (TARGET_F64MM): New. * doc/invoke.texi (f64mm): Document new option. 2020-01-17 Wilco Dijkstra * config/aarch64/aarch64.c (generic_tunings): Add branch fusion. (neoversen1_tunings): Likewise. 2020-01-17 Wilco Dijkstra PR target/92692 * config/aarch64/aarch64.c (aarch64_split_compare_and_swap) Add assert to ensure prolog has been emitted. (aarch64_split_atomic_op): Likewise. * config/aarch64/atomics.md (aarch64_compare_and_swap) Use epilogue_completed rather than reload_completed. (aarch64_atomic_exchange): Likewise. (aarch64_atomic_): Likewise. (atomic_nand): Likewise. (aarch64_atomic_fetch_): Likewise. (atomic_fetch_nand): Likewise. (aarch64_atomic__fetch): Likewise. (atomic_nand_fetch): Likewise. 2020-01-17 Richard Sandiford PR target/93133 * config/aarch64/aarch64.h (REVERSIBLE_CC_MODE): Return false for FP modes. (REVERSE_CONDITION): Delete. * config/aarch64/iterators.md (CC_ONLY): New mode iterator. (CCFP_CCFPE): Likewise. (e): New mode attribute. * config/aarch64/aarch64.md (ccmp): Rename to... (@ccmp): ...this, using CC_ONLY instead of CC. (fccmp, fccmpe): Merge into... (@ccmp): ...this combined pattern. (@ccmp_rev): New pattern. (@ccmp_rev): Likewise. * config/aarch64/aarch64.c (aarch64_gen_compare_reg): Update name of generator from gen_ccmpdi to gen_ccmpccdi. (aarch64_gen_ccmp_next): Use code_for_ccmp. If we want to reverse the previous comparison but aren't able to, use the new ccmp_rev patterns instead. 2020-01-17 Richard Sandiford * gimplify.c (gimplify_return_expr): Use poly_int_tree_p rather than testing directly for INTEGER_CST. (gimplify_target_expr, gimplify_omp_depend): Likewise. 2020-01-17 Jakub Jelinek PR tree-optimization/93292 * tree-vect-stmts.c (vectorizable_comparison): Punt also if get_vectype_for_scalar_type returns NULL. 2020-01-16 Jan Hubicka * params.opt (-param=max-predicted-iterations): Increase range from 0. * predict.c (estimate_loops): Add 1 to param_max_predicted_iterations. 2020-01-16 Jan Hubicka * ipa-fnsummary.c (estimate_calls_size_and_time): Fix formating of dump. * params.opt: (max-predicted-iterations): Set bounds. * predict.c (real_almost_one, real_br_prob_base, real_inv_br_prob_base, real_one_half, real_bb_freq_max): Remove. (propagate_freq): Add max_cyclic_prob parameter; cap cyclic probabilities; do not truncate to reg_br_prob_bases. (estimate_loops_at_level): Pass max_cyclic_prob. (estimate_loops): Compute max_cyclic_prob. (estimate_bb_frequencies): Do not initialize real_*; update calculation of back edge prob. * profile-count.c (profile_probability::to_sreal): New. * profile-count.h (class sreal): Move up in file. (profile_probability::to_sreal): Declare. 2020-01-16 Stam Markianos-Wright * config/arm/arm.c (arm_invalid_conversion): New function for target hook. (arm_invalid_unary_op): New function for target hook. (arm_invalid_binary_op): New function for target hook. 2020-01-16 Stam Markianos-Wright * config.gcc: Add arm_bf16.h. * config/arm/arm-builtins.c (arm_mangle_builtin_type): Fix comment. (arm_simd_builtin_std_type): Add BFmode. (arm_init_simd_builtin_types): Define element types for vector types. (arm_init_bf16_types): New function. (arm_init_builtins): Add arm_init_bf16_types function call. * config/arm/arm-modes.def: Add BFmode and V4BF, V8BF vector modes. * config/arm/arm-simd-builtin-types.def: Add V4BF, V8BF. * config/arm/arm.c (aapcs_vfp_sub_candidate): Add BFmode. (arm_hard_regno_mode_ok): Add BFmode and tidy up statements. (arm_vector_mode_supported_p): Add V4BF, V8BF. (arm_mangle_type): Add __bf16. * config/arm/arm.h: Add V4BF, V8BF to VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE respectively. Add export arm_bf16_type_node, arm_bf16_ptr_type_node. * config/arm/arm.md: Add BFmode to movhf expand, mov pattern and define_split between ARM registers. * config/arm/arm_bf16.h: New file. * config/arm/arm_neon.h: Add arm_bf16.h and Bfloat vector types. * config/arm/iterators.md: (ANY64_BF, VDXMOV, VHFBF, HFBF, fporbf): New. (VQXMOV): Add V8BF. * config/arm/neon.md: Add BF vector types to movhf NEON move patterns. * config/arm/vfp.md: Add BFmode to movhf patterns. 2020-01-16 Mihail Ionescu Andre Vieira * config/arm/arm-cpus.in (mve, mve_float): New features. (dsp, mve, mve.fp): New options. * config/arm/arm.h (TARGET_HAVE_MVE, TARGET_HAVE_MVE_FLOAT): Define. * config/arm/t-rmprofile: Map v8.1-M multilibs to v8-M. * doc/invoke.texi: Document the armv8.1-m mve and dps options. 2020-01-16 Mihail-Calin Ionescu Thomas Preud'homme * config/arm/arm-cpus.in (ARMv8_1m_main): Redefine as an extension to Armv8-M Mainline. * config/arm/arm.c (arm_options_perform_arch_sanity_checks): Remove error for using -mcmse when targeting Armv8.1-M Mainline. 2020-01-16 Mihail-Calin Ionescu Thomas Preud'homme * config/arm/arm.md (nonsecure_call_internal): Do not force memory address in r4 when targeting Armv8.1-M Mainline. (nonsecure_call_value_internal): Likewise. * config/arm/thumb2.md (nonsecure_call_reg_thumb2): Make memory address a register match_operand again. Emit BLXNS when targeting Armv8.1-M Mainline. (nonsecure_call_value_reg_thumb2): Likewise. 2020-01-16 Mihail-Calin Ionescu Thomas Preud'homme * config/arm/arm.c (arm_add_cfa_adjust_cfa_note): Declare early. (cmse_nonsecure_call_inline_register_clear): Define new lazy_fpclear variable as true when floating-point ABI is not hard. Replace check against TARGET_HARD_FLOAT_ABI by checks against lazy_fpclear. Generate VLSTM and VLLDM instruction respectively before and after a function call to cmse_nonsecure_call function. * config/arm/unspecs.md (VUNSPEC_VLSTM): Define unspec. (VUNSPEC_VLLDM): Likewise. * config/arm/vfp.md (lazy_store_multiple_insn): New define_insn. (lazy_load_multiple_insn): Likewise. 2020-01-16 Mihail-Calin Ionescu Thomas Preud'homme * config/arm/arm.c (vfp_emit_fstmd): Declare early. (arm_emit_vfp_multi_reg_pop): Likewise. (cmse_nonsecure_call_inline_register_clear): Abstract number of VFP registers to clear in max_fp_regno. Emit VPUSH and VPOP to save and restore callee-saved VFP registers. 2020-01-16 Mihail-Calin Ionescu Thomas Preud'homme * config/arm/arm.c (arm_emit_multi_reg_pop): Declare early. (cmse_nonsecure_call_clear_caller_saved): Rename into ... (cmse_nonsecure_call_inline_register_clear): This. Save and clear callee-saved GPRs as well as clear ip register before doing a nonsecure call then restore callee-saved GPRs after it when targeting Armv8.1-M Mainline. (arm_reorg): Adapt to function rename. 2020-01-16 Mihail-Calin Ionescu Thomas Preud'homme * config/arm/arm-protos.h (clear_operation_p): Adapt prototype. * config/arm/arm.c (clear_operation_p): Extend to be able to check a clear_vfp_multiple pattern based on a new vfp parameter. (cmse_clear_registers): Generate VSCCLRM to clear VFP registers when targeting Armv8.1-M Mainline. (cmse_nonsecure_entry_clear_before_return): Clear VFP registers unconditionally when targeting Armv8.1-M Mainline architecture. Check whether VFP registers are available before looking call_used_regs for a VFP register. * config/arm/predicates.md (clear_multiple_operation): Adapt to change of prototype of clear_operation_p. (clear_vfp_multiple_operation): New predicate. * config/arm/unspecs.md (VUNSPEC_VSCCLRM_VPR): New volatile unspec. * config/arm/vfp.md (clear_vfp_multiple): New define_insn. 2020-01-16 Mihail-Calin Ionescu Thomas Preud'homme * config/arm/arm-protos.h (clear_operation_p): Declare. * config/arm/arm.c (clear_operation_p): New function. (cmse_clear_registers): Generate clear_multiple instruction pattern if targeting Armv8.1-M Mainline or successor. (output_return_instruction): Only output APSR register clearing if Armv8.1-M Mainline instructions not available. (thumb_exit): Likewise. * config/arm/predicates.md (clear_multiple_operation): New predicate. * config/arm/thumb2.md (clear_apsr): New define_insn. (clear_multiple): Likewise. * config/arm/unspecs.md (VUNSPEC_CLRM_APSR): New volatile unspec. 2020-01-16 Mihail-Calin Ionescu Thomas Preud'homme * config/arm/arm.c (fp_sysreg_names): Declare and define. (use_return_insn): Also return false for Armv8.1-M Mainline. (output_return_instruction): Skip FPSCR clearing if Armv8.1-M Mainline instructions are available. (arm_compute_frame_layout): Allocate space in frame for FPCXTNS when targeting Armv8.1-M Mainline Security Extensions. (arm_expand_prologue): Save FPCXTNS if this is an Armv8.1-M Mainline entry function. (cmse_nonsecure_entry_clear_before_return): Clear IP and r4 if targeting Armv8.1-M Mainline or successor. (arm_expand_epilogue): Fix indentation of caller-saved register clearing. Restore FPCXTNS if this is an Armv8.1-M Mainline entry function. * config/arm/arm.h (TARGET_HAVE_FP_CMSE): New macro. (FP_SYSREGS): Likewise. (enum vfp_sysregs_encoding): Define enum. (fp_sysreg_names): Declare. * config/arm/unspecs.md (VUNSPEC_VSTR_VLDR): New volatile unspec. * config/arm/vfp.md (push_fpsysreg_insn): New define_insn. (pop_fpsysreg_insn): Likewise. 2020-01-16 Mihail-Calin Ionescu Thomas Preud'homme * config/arm/arm-cpus.in (armv8_1m_main): New feature. (ARMv4, ARMv4t, ARMv5t, ARMv5te, ARMv5tej, ARMv6, ARMv6j, ARMv6k, ARMv6z, ARMv6kz, ARMv6zk, ARMv6t2, ARMv6m, ARMv7, ARMv7a, ARMv7ve, ARMv7r, ARMv7m, ARMv7em, ARMv8a, ARMv8_1a, ARMv8_2a, ARMv8_3a, ARMv8_4a, ARMv8_5a, ARMv8m_base, ARMv8m_main, ARMv8r): Reindent. (ARMv8_1m_main): New feature group. (armv8.1-m.main): New architecture. * config/arm/arm-tables.opt: Regenerate. * config/arm/arm.c (arm_arch8_1m_main): Define and default initialize. (arm_option_reconfigure_globals): Initialize arm_arch8_1m_main. (arm_options_perform_arch_sanity_checks): Error out when targeting Armv8.1-M Mainline Security Extensions. * config/arm/arm.h (arm_arch8_1m_main): Declare. 2020-01-16 Stam Markianos-Wright * config/aarch64/aarch64-simd-builtins.def (aarch64_bfdot, aarch64_bfdot_lane, aarch64_bfdot_laneq): New. * config/aarch64/aarch64-simd.md (aarch64_bfdot, aarch64_bfdot_lane, aarch64_bfdot_laneq): New. * config/aarch64/arm_bf16.h (vbfdot_f32, vbfdotq_f32, vbfdot_lane_f32, vbfdotq_lane_f32, vbfdot_laneq_f32, vbfdotq_laneq_f32): New. * config/aarch64/iterators.md (UNSPEC_BFDOT, Vbfdottype, VBFMLA_W, VBF): New. (isquadop): Add V4BF, V8BF. 2020-01-16 Stam Markianos-Wright * config/aarch64/aarch64-builtins.c: (enum aarch64_type_qualifiers): New qualifier_lane_quadtup_index, TYPES_TERNOP_SSUS, TYPES_QUADOPSSUS_LANE_QUADTUP, TYPES_QUADOPSSSU_LANE_QUADTUP. (aarch64_simd_expand_args): Add case SIMD_ARG_LANE_QUADTUP_INDEX. (aarch64_simd_expand_builtin): Add qualifier_lane_quadtup_index. * config/aarch64/aarch64-simd-builtins.def (usdot, usdot_lane, usdot_laneq, sudot_lane,sudot_laneq): New. * config/aarch64/aarch64-simd.md (aarch64_usdot): New. (aarch64_dot_lane): New. * config/aarch64/arm_neon.h (vusdot_s32): New. (vusdotq_s32): New. (vusdot_lane_s32): New. (vsudot_lane_s32): New. * config/aarch64/iterators.md (DOTPROD_I8MM): New iterator. (UNSPEC_USDOT, UNSPEC_SUDOT): New unspecs. 2020-01-16 Martin Liska * value-prof.c (dump_histogram_value): Fix obvious spacing issue. 2020-01-16 Andrew Pinski * tree-ssa-sccvn.c(vn_reference_lookup_3): Check lhs for !storage_order_barrier_p. 2020-01-16 Andrew Pinski * sched-int.h (_dep): Add unused bit-field field for the padding. * sched-deps.c (init_dep_1): Init unused field. 2020-01-16 Andrew Pinski * optabs.h (create_expand_operand): Initialize target field also. 2020-01-16 Andre Vieira PR tree-optimization/92429 * tree-ssa-loop-niter.h (simplify_replace_tree): Add parameter. * tree-ssa-loop-niter.c (simplify_replace_tree): Add parameter to control folding. * tree-vect-loop.c (update_epilogue_vinfo): Do not fold when replacing tree. 2020-01-16 Richard Sandiford * config/aarch64/aarch64.c (aarch64_split_sve_subreg_move): Apply aarch64_sve_int_mode to each mode. 2020-01-15 David Malcolm * doc/analyzer.texi (Overview): Add note about -fdump-ipa-analyzer. 2020-01-15 Wilco Dijkstra PR tree-optimization/93231 * tree-ssa-forwprop.c (optimize_count_trailing_zeroes): Check input_type is unsigned. Use tree_to_shwi for shift constant. Check CST_STRING element size is CHAR_TYPE_SIZE bits. (simplify_count_trailing_zeroes): Add test to handle known non-zero inputs more efficiently. 2020-01-15 Uroš Bizjak * config/i386/i386.md (*movsf_internal): Do not require SSE2 ISA for alternatives 14 and 15. 2020-01-15 Richard Biener PR middle-end/93273 * tree-eh.c (sink_clobbers): If we already visited the destination block do not defer insertion. (pass_lower_eh_dispatch::execute): Maintain BB_VISITED for the purpose of defered insertion. 2020-01-15 Jakub Jelinek * BASE-VER: Bump to 10.0.1. 2020-01-15 Richard Sandiford PR tree-optimization/93247 * tree-vect-loop.c (update_epilogue_loop_vinfo): Check the access type of the stmt that we're going to vectorize. 2020-01-15 Richard Sandiford * tree-vect-slp.c (vectorize_slp_instance_root_stmt): Use a VIEW_CONVERT_EXPR if the vectorized constructor has a diffeent type from the lhs. 2020-01-15 Martin Liska * ipa-profile.c (ipa_profile_read_edge_summary): Do not allow 2 calls of streamer_read_hwi in a function call. 2020-01-15 Richard Biener * alias.c (record_alias_subset): Avoid redundant work when subset is already recorded. 2020-01-14 David Malcolm * doc/invoke.texi (-fdiagnostics-show-cwe): Add note that some of the analyzer options provide CWE identifiers. 2020-01-14 David Malcolm * tree-diagnostic-path.cc (path_summary::event_range::print): When testing for UNKNOWN_LOCATION, look through ad-hoc wrappers using get_pure_location. 2020-01-15 Jakub Jelinek PR tree-optimization/93262 * tree-ssa-dse.c (maybe_trim_memstar_call): For *_chk builtins, perform head trimming only if the last argument is constant, either all ones, or larger or equal to head trim, in the latter case decrease the last argument by head_trim. PR tree-optimization/93249 * tree-ssa-dse.c: Include builtins.h and gimple-fold.h. (maybe_trim_memstar_call): Move head_trim and tail_trim vars to function body scope, reindent. For BUILTIN_IN_STRNCPY*, don't perform head trim unless we can prove there are no '\0' chars from the source among the first head_trim chars. 2020-01-14 David Malcolm * Makefile.in (ANALYZER_OBJS): Add analyzer/function-set.o. 2020-01-15 Jakub Jelinek PR target/93009 * config/i386/sse.md (*fma_fmadd__bcst_1, *fma_fmsub__bcst_1, *fma_fnmadd__bcst_1, *fma_fnmsub__bcst_1): Use just a single alternative instead of two, make operands 1 and 2 commutative. 2020-01-14 Jan Hubicka PR lto/91576 * ipa-devirt.c (odr_types_equivalent_p): Compare TREE_ADDRESSABLE and TYPE_MODE. 2020-01-14 David Malcolm * Makefile.in (lang_opt_files): Add analyzer.opt. (ANALYZER_OBJS): New. (OBJS): Add digraph.o, graphviz.o, ordered-hash-map-tests.o, tristate.o and ANALYZER_OBJS. (TEXI_GCCINT_FILES): Add analyzer.texi. * common.opt (-fanalyzer): New driver option. * config.in: Regenerate. * configure: Regenerate. * configure.ac (--disable-analyzer, ENABLE_ANALYZER): New option. (gccdepdir): Also create depdir for "analyzer" subdir. * digraph.cc: New file. * digraph.h: New file. * doc/analyzer.texi: New file. * doc/gccint.texi ("Static Analyzer") New menu item. (analyzer.texi): Include it. * doc/invoke.texi ("Static Analyzer Options"): New list and new section. ("Warning Options"): Add static analysis warnings to the list. (-Wno-analyzer-double-fclose): New option. (-Wno-analyzer-double-free): New option. (-Wno-analyzer-exposure-through-output-file): New option. (-Wno-analyzer-file-leak): New option. (-Wno-analyzer-free-of-non-heap): New option. (-Wno-analyzer-malloc-leak): New option. (-Wno-analyzer-possible-null-argument): New option. (-Wno-analyzer-possible-null-dereference): New option. (-Wno-analyzer-null-argument): New option. (-Wno-analyzer-null-dereference): New option. (-Wno-analyzer-stale-setjmp-buffer): New option. (-Wno-analyzer-tainted-array-index): New option. (-Wno-analyzer-use-after-free): New option. (-Wno-analyzer-use-of-pointer-in-stale-stack-frame): New option. (-Wno-analyzer-use-of-uninitialized-value): New option. (-Wanalyzer-too-complex): New option. (-fanalyzer-call-summaries): New warning. (-fanalyzer-checker=): New warning. (-fanalyzer-fine-grained): New warning. (-fno-analyzer-state-merge): New warning. (-fno-analyzer-state-purge): New warning. (-fanalyzer-transitivity): New warning. (-fanalyzer-verbose-edges): New warning. (-fanalyzer-verbose-state-changes): New warning. (-fanalyzer-verbosity=): New warning. (-fdump-analyzer): New warning. (-fdump-analyzer-callgraph): New warning. (-fdump-analyzer-exploded-graph): New warning. (-fdump-analyzer-exploded-nodes): New warning. (-fdump-analyzer-exploded-nodes-2): New warning. (-fdump-analyzer-exploded-nodes-3): New warning. (-fdump-analyzer-supergraph): New warning. * doc/sourcebuild.texi (dg-require-dot): New. (dg-check-dot): New. * gdbinit.in (break-on-saved-diagnostic): New command. * graphviz.cc: New file. * graphviz.h: New file. * ordered-hash-map-tests.cc: New file. * ordered-hash-map.h: New file. * passes.def (pass_analyzer): Add before pass_ipa_whole_program_visibility. * selftest-run-tests.c (selftest::run_tests): Call selftest::ordered_hash_map_tests_cc_tests. * selftest.h (selftest::ordered_hash_map_tests_cc_tests): New decl. * shortest-paths.h: New file. * timevar.def (TV_ANALYZER): New timevar. (TV_ANALYZER_SUPERGRAPH): Likewise. (TV_ANALYZER_STATE_PURGE): Likewise. (TV_ANALYZER_PLAN): Likewise. (TV_ANALYZER_SCC): Likewise. (TV_ANALYZER_WORKLIST): Likewise. (TV_ANALYZER_DUMP): Likewise. (TV_ANALYZER_DIAGNOSTICS): Likewise. (TV_ANALYZER_SHORTEST_PATHS): Likewise. * tree-pass.h (make_pass_analyzer): New decl. * tristate.cc: New file. * tristate.h: New file. 2020-01-14 Uroš Bizjak PR target/93254 * config/i386/i386.md (*movsf_internal): Require SSE2 ISA for alternatives 9 and 10. 2020-01-14 David Malcolm * attribs.c (excl_hash_traits::empty_zero_p): New static constant. * gcov.c (function_start_pair_hash::empty_zero_p): Likewise. * graphite.c (struct sese_scev_hash::empty_zero_p): Likewise. * hash-map-tests.c (selftest::test_nonzero_empty_key): New selftest. (selftest::hash_map_tests_c_tests): Call it. * hash-map-traits.h (simple_hashmap_traits::empty_zero_p): New static constant, using the value of = H::empty_zero_p. (unbounded_hashmap_traits::empty_zero_p): Likewise, using the value from default_hash_traits . * hash-map.h (hash_map::empty_zero_p): Likewise, using the value from Traits. * hash-set-tests.c (value_hash_traits::empty_zero_p): Likewise. * hash-table.h (hash_table::alloc_entries): Guard the loop of calls to mark_empty with !Descriptor::empty_zero_p. (hash_table::empty_slow): Conditionalize the memset call with a check that Descriptor::empty_zero_p; otherwise, loop through the entries calling mark_empty on them. * hash-traits.h (int_hash::empty_zero_p): New static constant. (pointer_hash::empty_zero_p): Likewise. (pair_hash::empty_zero_p): Likewise. * ipa-devirt.c (default_hash_traits ::empty_zero_p): Likewise. * ipa-prop.c (ipa_bit_ggc_hash_traits::empty_zero_p): Likewise. (ipa_vr_ggc_hash_traits::empty_zero_p): Likewise. * profile.c (location_triplet_hash::empty_zero_p): Likewise. * sanopt.c (sanopt_tree_triplet_hash::empty_zero_p): Likewise. (sanopt_tree_couple_hash::empty_zero_p): Likewise. * tree-hasher.h (int_tree_hasher::empty_zero_p): Likewise. * tree-ssa-sccvn.c (vn_ssa_aux_hasher::empty_zero_p): Likewise. * tree-vect-slp.c (bst_traits::empty_zero_p): Likewise. * tree-vectorizer.h (default_hash_traits::empty_zero_p): Likewise. 2020-01-14 Kewen Lin * cfgloopanal.c (average_num_loop_insns): Free bbs when early return, fix typo on return value. 2020-01-14 Xiong Hu Luo PR ipa/69678 * cgraph.c (symbol_table::create_edge): Init speculative_id and target_prob. (cgraph_edge::make_speculative): Add param for setting speculative_id and target_prob. (cgraph_edge::speculative_call_info): Update comments and find reference by speculative_id for multiple indirect targets. (cgraph_edge::resolve_speculation): Decrease the speculations for indirect edge, drop it's speculative if not direct target left. Update comments. (cgraph_edge::redirect_call_stmt_to_callee): Likewise. (cgraph_node::dump): Print num_speculative_call_targets. (cgraph_node::verify_node): Don't report error if speculative edge not include statement. (cgraph_edge::num_speculative_call_targets_p): New function. * cgraph.h (int common_target_id): Remove. (int common_target_probability): Remove. (num_speculative_call_targets): New variable. (make_speculative): Add param for setting speculative_id. (cgraph_edge::num_speculative_call_targets_p): New declare. (target_prob): New variable. (speculative_id): New variable. * ipa-fnsummary.c (analyze_function_body): Create and duplicate call summaries for multiple speculative call targets. * cgraphclones.c (cgraph_node::create_clone): Clone speculative_id. * ipa-profile.c (struct speculative_call_target): New struct. (class speculative_call_summary): New class. (class speculative_call_summaries): New class. (call_sums): New variable. (ipa_profile_generate_summary): Generate indirect multiple targets summaries. (ipa_profile_write_edge_summary): New function. (ipa_profile_write_summary): Stream out indirect multiple targets summaries. (ipa_profile_dump_all_summaries): New function. (ipa_profile_read_edge_summary): New function. (ipa_profile_read_summary_section): New function. (ipa_profile_read_summary): Stream in indirect multiple targets summaries. (ipa_profile): Generate num_speculative_call_targets from profile summaries. * ipa-ref.h (speculative_id): New variable. * ipa-utils.c (ipa_merge_profiles): Update with target_prob. * lto-cgraph.c (lto_output_edge): Remove indirect common_target_id and common_target_probability. Stream out speculative_id and num_speculative_call_targets. (input_edge): Likewise. * predict.c (dump_prediction): Remove edges count assert to be precise. * symtab.c (symtab_node::create_reference): Init speculative_id. (symtab_node::clone_references): Clone speculative_id. (symtab_node::clone_referring): Clone speculative_id. (symtab_node::clone_reference): Clone speculative_id. (symtab_node::clear_stmts_in_references): Clear speculative_id. * tree-inline.c (copy_bb): Duplicate all the speculative edges if indirect call contains multiple speculative targets. * value-prof.h (check_ic_target): Remove. * value-prof.c (gimple_value_profile_transformations): Use void function gimple_ic_transform. * value-prof.c (gimple_ic_transform): Handle topn case. Fix comment typos. Change it to a void function. 2020-01-13 Andrew Pinski * config/aarch64/aarch64-cores.def (octeontx2): New define. (octeontx2t98): New define. (octeontx2t96): New define. (octeontx2t93): New define. (octeontx2f95): New define. (octeontx2f95n): New define. (octeontx2f95mm): New define. * config/aarch64/aarch64-tune.md: Regenerate. * doc/invoke.texi (-mcpu=): Document the new cpu types. 2020-01-13 Jason Merrill PR c++/33799 - destroy return value if local cleanup throws. * gimplify.c (gimplify_return_expr): Handle COMPOUND_EXPR. 2020-01-13 Martin Liska * ipa-cp.c (get_max_overall_size): Use newly renamed param param_ipa_cp_unit_growth. * params.opt: Remove legacy param name. 2020-01-13 Martin Sebor PR tree-optimization/93213 * tree-ssa-strlen.c (handle_store): Only allow single-byte nul-over-nul stores to be eliminated. 2020-01-13 Martin Liska * opts.c (print_help): Do not print CL_PARAM and CL_WARNING for CL_OPTIMIZATION. 2020-01-13 Jonathan Wakely PR driver/92757 * doc/invoke.texi (Warning Options): Add caveat about some warnings depending on optimization settings. 2020-01-13 Jakub Jelinek PR tree-optimization/90838 * tree-ssa-forwprop.c (simplify_count_trailing_zeroes): Use SCALAR_INT_TYPE_MODE directly in CTZ_DEFINED_VALUE_AT_ZERO macro argument rather than to initialize temporary for targets that don't use the mode argument at all. Initialize ctzval to avoid warning at -O0. 2020-01-10 Thomas Schwinge * tree.h (OMP_CLAUSE_USE_DEVICE_PTR_IF_PRESENT): New definition. * tree-core.h: Document it. * gimplify.c (gimplify_omp_workshare): Set it. * omp-low.c (lower_omp_target): Use it. * tree-pretty-print.c (dump_omp_clause): Print it. * omp-low.c (lower_omp_target) : Assert that for OpenACC we always have 'GOMP_MAP_USE_DEVICE_PTR'. 2020-01-10 David Malcolm * Makefile.in (OBJS): Add tree-diagnostic-path.o. * common.opt (fdiagnostics-path-format=): New option. (diagnostic_path_format): New enum. (fdiagnostics-show-path-depths): New option. * coretypes.h (diagnostic_event_id_t): New forward decl. * diagnostic-color.c (color_dict): Add "path". * diagnostic-event-id.h: New file. * diagnostic-format-json.cc (json_from_expanded_location): Make non-static. (json_end_diagnostic): Call context->make_json_for_path if it exists and the diagnostic has a path. (diagnostic_output_format_init): Clear context->print_path. * diagnostic-path.h: New file. * diagnostic-show-locus.c (colorizer::set_range): Special-case when printing a run of events in a diagnostic_path so that they all get the same color. (layout::m_diagnostic_path_p): New field. (layout::layout): Initialize it. (layout::print_any_labels): Don't colorize the label text for an event in a diagnostic_path. (gcc_rich_location::add_location_if_nearby): Add "restrict_to_current_line_spans" and "label" params. Pass the former to layout.maybe_add_location_range; pass the latter when calling add_range. * diagnostic.c: Include "diagnostic-path.h". (diagnostic_initialize): Initialize context->path_format and context->show_path_depths. (diagnostic_show_any_path): New function. (diagnostic_path::interprocedural_p): New function. (diagnostic_report_diagnostic): Call diagnostic_show_any_path. (simple_diagnostic_path::num_events): New function. (simple_diagnostic_path::get_event): New function. (simple_diagnostic_path::add_event): New function. (simple_diagnostic_event::simple_diagnostic_event): New ctor. (simple_diagnostic_event::~simple_diagnostic_event): New dtor. (debug): New overload taking a diagnostic_path *. * diagnostic.def (DK_DIAGNOSTIC_PATH): New. * diagnostic.h (enum diagnostic_path_format): New enum. (json::value): New forward decl. (diagnostic_context::path_format): New field. (diagnostic_context::show_path_depths): New field. (diagnostic_context::print_path): New callback field. (diagnostic_context::make_json_for_path): New callback field. (diagnostic_show_any_path): New decl. (json_from_expanded_location): New decl. * doc/invoke.texi (-fdiagnostics-path-format=): New option. (-fdiagnostics-show-path-depths): New option. (-fdiagnostics-color): Add "path" to description of default GCC_COLORS; describe it. (-fdiagnostics-format=json): Document how diagnostic paths are represented in the JSON output format. * gcc-rich-location.h (gcc_rich_location::add_location_if_nearby): Add optional params "restrict_to_current_line_spans" and "label". * opts.c (common_handle_option): Handle OPT_fdiagnostics_path_format_ and OPT_fdiagnostics_show_path_depths. * pretty-print.c: Include "diagnostic-event-id.h". (pp_format): Implement "%@" format code for printing diagnostic_event_id_t *. (selftest::test_pp_format): Add tests for "%@". * selftest-run-tests.c (selftest::run_tests): Call selftest::tree_diagnostic_path_cc_tests. * selftest.h (selftest::tree_diagnostic_path_cc_tests): New decl. * toplev.c (general_init): Initialize global_dc->path_format and global_dc->show_path_depths. * tree-diagnostic-path.cc: New file. * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Make non-static. Drop "diagnostic" param in favor of storing the original value of "where" and re-using it. (virt_loc_aware_diagnostic_finalizer): Update for dropped param of maybe_unwind_expanded_macro_loc. (tree_diagnostics_defaults): Initialize context->print_path and context->make_json_for_path. * tree-diagnostic.h (default_tree_diagnostic_path_printer): New decl. (default_tree_make_json_for_path): New decl. (maybe_unwind_expanded_macro_loc): New decl. 2020-01-10 Jakub Jelinek PR tree-optimization/93210 * fold-const.h (native_encode_initializer, can_native_interpret_type_p): Declare. * fold-const.c (native_encode_string): Fix up handling with off != -1, simplify. (native_encode_initializer): New function, moved from dwarf2out.c. Adjust to native_encode_expr compatible arguments, including dry-run and partial extraction modes. Don't handle STRING_CST. (can_native_interpret_type_p): No longer static. * gimple-fold.c (fold_ctor_reference): For native_encode_expr, verify offset / BITS_PER_UNIT fits into int and don't call it if can_native_interpret_type_p fails. If suboff is NULL and for CONSTRUCTOR fold_{,non}array_ctor_reference returns NULL, retry with native_encode_initializer. (fold_const_aggregate_ref_1): Formatting fix. * dwarf2out.c (native_encode_initializer): Moved to fold-const.c. (tree_add_const_value_attribute): Adjust caller. PR tree-optimization/90838 * tree-ssa-forwprop.c (simplify_count_trailing_zeroes): Use SCALAR_INT_TYPE_MODE instead of TYPE_MODE as operand of CTZ_DEFINED_VALUE_AT_ZERO. 2020-01-10 Vladimir Makarov PR inline-asm/93027 * lra-constraints.c (match_reload): Permit input operands have the same mode as output while other input operands have a different mode. 2020-01-10 Wilco Dijkstra PR tree-optimization/90838 * tree-ssa-forwprop.c (check_ctz_array): Add new function. (check_ctz_string): Likewise. (optimize_count_trailing_zeroes): Likewise. (simplify_count_trailing_zeroes): Likewise. (pass_forwprop::execute): Try ctz simplification. * match.pd: Add matching for ctz idioms. 2020-01-10 Stam Markianos-Wright * config/aarch64/aarch64.c (aarch64_invalid_conversion): New function for target hook. (aarch64_invalid_unary_op): New function for target hook. (aarch64_invalid_binary_op): New function for target hook. 2020-01-10 Stam Markianos-Wright * config.gcc: Add arm_bf16.h. * config/aarch64/aarch64-builtins.c (aarch64_simd_builtin_std_type): Add BFmode. (aarch64_init_simd_builtin_types): Define element types for vector types. (aarch64_init_bf16_types): New function. (aarch64_general_init_builtins): Add arm_init_bf16_types function call. * config/aarch64/aarch64-modes.def: Add BFmode and V4BF, V8BF vector modes. * config/aarch64/aarch64-simd-builtin-types.def: Add BF SIMD types. * config/aarch64/aarch64-simd.md: Add BF vector types to NEON move patterns. * config/aarch64/aarch64.h (AARCH64_VALID_SIMD_DREG_MODE): Add V4BF. (AARCH64_VALID_SIMD_QREG_MODE): Add V8BF. * config/aarch64/aarch64.c (aarch64_classify_vector_mode): Add support for BF types. (aarch64_gimplify_va_arg_expr): Add support for BF types. (aarch64_vq_mode): Add support for BF types. (aarch64_simd_container_mode): Add support for BF types. (aarch64_mangle_type): Add support for BF scalar type. * config/aarch64/aarch64.md: Add BFmode to movhf pattern. * config/aarch64/arm_bf16.h: New file. * config/aarch64/arm_neon.h: Add arm_bf16.h and Bfloat vector types. * config/aarch64/iterators.md: Add BF types to mode attributes. (HFBF, GPF_TF_F16_MOV, VDMOV, VQMOV, VQMOV_NO2Em VALL_F16MOV): New. 2020-01-10 Jason Merrill PR c++/93173 - incorrect tree sharing. * gimplify.c (copy_if_shared): No longer static. * gimplify.h: Declare it. 2020-01-10 Richard Sandiford * doc/invoke.texi (-msve-vector-bits=): Document that -msve-vector-bits=128 now generates VL-specific code for little-endian targets. * config/aarch64/aarch64-sve-builtins.cc (register_builtin_types): Use build_vector_type_for_mode to construct the data vector types. * config/aarch64/aarch64.c (aarch64_convert_sve_vector_bits): Generate VL-specific code for -msve-vector-bits=128 on little-endian targets. (aarch64_simd_container_mode): Always prefer Advanced SIMD modes for 128-bit vectors. 2020-01-10 Richard Sandiford * config/aarch64/aarch64.c (aarch64_evpc_sel): Fix gen_vcond_mask invocation. 2020-01-10 Richard Sandiford * config/aarch64/aarch64-builtins.c (aarch64_builtin_vectorized_function): Check for specific vector modes, rather than checking the number of elements and the element mode. 2020-01-10 Richard Sandiford * tree-vect-loop.c (vect_create_epilog_for_reduction): Use get_related_vectype_for_scalar_type rather than build_vector_type to create the index type for a conditional reduction. 2020-01-10 Richard Sandiford * tree-vect-loop.c (update_epilogue_loop_vinfo): Update DR_REF for any type of gather or scatter, including strided accesses. 2020-01-10 Andre Vieira * tree-vectorizer.h (get_dr_vinfo_offset): Add missing function comment. 2020-01-10 Andre Vieira * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Use get_dr_vinfo_offset * tree-vect-loop.c (update_epilogue_loop_vinfo): Remove orig_drs_init parameter and its use to reset DR_OFFSET's. (vect_transform_loop): Remove orig_drs_init argument. * tree-vect-loop-manip.c (vect_update_init_of_dr): Update the offset member of dr_vec_info rather than the offset of the associated data_reference's innermost_loop_behavior. (vect_update_init_of_dr): Pass dr_vec_info instead of data_reference. (vect_do_peeling): Remove orig_drs_init parameter and its construction. * tree-vect-stmts.c (check_scan_store): Replace use of DR_OFFSET with get_dr_vinfo_offset. (vectorizable_store): Likewise. (vectorizable_load): Likewise. 2020-01-10 Richard Biener * gimple-ssa-store-merging (pass_store_merging::terminate_all_aliasing_chains): Cache alias info. 2020-01-10 Martin Liska PR ipa/93217 * ipa-inline-analysis.c (offline_size): Make proper parenthesis encapsulation that was there before r280040. 2020-01-10 Richard Biener PR middle-end/93199 * tree-eh.c (sink_clobbers): Move clobbers to out-of-IL sequences to avoid walking them again for secondary opportunities. (pass_lower_eh_dispatch::execute): Instead actually insert them here. 2020-01-10 Richard Biener PR middle-end/93199 * tree-eh.c (redirect_eh_edge_1): Avoid some work if possible. (cleanup_all_empty_eh): Walk landing pads in reverse order to avoid quadraticness. 2020-01-10 Martin Jambor * params.opt (param_ipa_sra_max_replacements): Mark as Optimization. * ipa-sra.c (pull_accesses_from_callee): New parameter caller, use it to get param_ipa_sra_max_replacements. (param_splitting_across_edge): Pass the caller to pull_accesses_from_callee. 2020-01-10 Martin Jambor * params.opt (param_ipcp_unit_growth): Mark as Optimization. * ipa-cp.c (max_new_size): Removed. (orig_overall_size): New variable. (get_max_overall_size): New function. (estimate_local_effects): Use it. Adjust dump. (decide_about_value): Likewise. (ipcp_propagate_stage): Do not calculate max_new_size, just store orig_overall_size. Adjust dump. (ipa_cp_c_finalize): Clear orig_overall_size instead of max_new_size. 2020-01-10 Martin Jambor * params.opt (param_ipa_max_agg_items): Mark as Optimization * ipa-cp.c (merge_agg_lats_step): New parameter max_agg_items, use instead of param_ipa_max_agg_items. (merge_aggregate_lattices): Extract param_ipa_max_agg_items from optimization info for the callee. 2020-01-09 Kwok Cheung Yeung * lto-streamer-in.c (input_function): Remove streamed-in inline debug markers if debug_inline_points is false. 2020-01-09 Richard Sandiford * config.gcc (aarch64*-*-*): Add aarch64-sve-builtins-sve2.o to extra_objs. * config/aarch64/t-aarch64 (aarch64-sve-builtins.o): Depend on aarch64-sve-builtins-base.def, aarch64-sve-builtins-sve2.def and aarch64-sve-builtins-sve2.h. (aarch64-sve-builtins-sve2.o): New rule. * config/aarch64/aarch64.h (AARCH64_ISA_SVE2_AES): New macro. (AARCH64_ISA_SVE2_BITPERM, AARCH64_ISA_SVE2_SHA3): Likewise. (AARCH64_ISA_SVE2_SM4, TARGET_SVE2_AES, TARGET_SVE2_BITPERM): Likewise. (TARGET_SVE2_SHA, TARGET_SVE2_SM4): Likewise. * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Handle TARGET_SVE2_AES, TARGET_SVE2_BITPERM, TARGET_SVE2_SHA3 and TARGET_SVE2_SM4. * config/aarch64/aarch64-sve.md: Update comments with SVE2 instructions that are handled here. (@cond_asrd): Generalize to... (@cond_): ...this. (*cond_asrd_2): Generalize to... (*cond__2): ...this. (*cond_asrd_z): Generalize to... (*cond__z): ...this. * config/aarch64/aarch64.md (UNSPEC_LDNT1_GATHER): New unspec. (UNSPEC_STNT1_SCATTER, UNSPEC_WHILEGE, UNSPEC_WHILEGT): Likewise. (UNSPEC_WHILEHI, UNSPEC_WHILEHS): Likewise. * config/aarch64/aarch64-sve2.md (@aarch64_gather_ldnt): New pattern. (@aarch64_gather_ldnt_) (@aarch64_scatter_stnt): Likewise. (@aarch64_scatter_stnt_) (@aarch64_mul_lane_): Likewise. (@aarch64_sve_suqadd_const): Likewise. (*h): Generalize to... (@aarch64_pred_): ...this new pattern. (@cond_): New expander. (*cond__2): New pattern. (*cond__3): Likewise. (*cond__any): Likewise. (*cond__z): Likewise. (@aarch64_sve_):: Likewise. (@aarch64_sve__lane_): Likewise. (@aarch64_pred_): Likewise. (@cond_): New expander. (*cond__2): New pattern. (*cond__3): Likewise. (*cond__any): Likewise. (@aarch64_sve_): Likewise. (@aarch64_sve__lane_) (@aarch64_sve_add_mul_lane_): Likewise. (@aarch64_sve_sub_mul_lane_): Likewise. (@aarch64_sve2_xar): Likewise. (@aarch64_sve2_bcax): Likewise. (*aarch64_sve2_eor3): Rename to... (@aarch64_sve2_eor3): ...this. (@aarch64_sve2_bsl): New expander. (@aarch64_sve2_nbsl): Likewise. (@aarch64_sve2_bsl1n): Likewise. (@aarch64_sve2_bsl2n): Likewise. (@aarch64_sve_add_): Likewise. (*aarch64_sve2_sra): Add MOVPRFX support. (@aarch64_sve_add_): New pattern. (@aarch64_sve_): Likewise. (@aarch64_sve2_aba): New expander. (*aarch64_sve2_aba): New pattern. (@aarch64_sve_): Likewise. (mull): Generalize to... (@aarch64_sve_): ...this new pattern. (@aarch64_sve__lane_) (@aarch64_sve_) (@aarch64_sve_add_) (@aarch64_sve_add__lane_) (@aarch64_sve_qadd_) (@aarch64_sve_qadd__lane_) (@aarch64_sve_sub_) (@aarch64_sve_sub__lane_) (@aarch64_sve_qsub_) (@aarch64_sve_qsub__lane_) (@aarch64_sve_): New patterns. (@aarch64__lane_) (@aarch64_sve_): Likewise. (@aarch64_sve_): Likewise. (@aarch64_sve_): Likewise. (@aarch64_sve_): Likewise. (shrnb): Generalize to... (@aarch64_sve_): ...this new pattern. (shrnt): Generalize to... (@aarch64_sve_): ...this new pattern. (@aarch64_pred_): New pattern. (@aarch64_pred_): Likewise. (@cond_): New expander. (*cond__2): New pattern. (*cond__z): Likewise. (@aarch64_sve_): Likewise. (@aarch64_sve_): Likewise. (@aarch64__lane_): Likewise. (@aarch64_sve_): Likewise. (@aarch64__lane_): Likewise. (@aarch64_pred_): Likewise. (@cond_): New expander. (*cond_): New pattern. (@aarch64_sve2_cvtnt): Likewise. (@aarch64_pred_): Likewise. (@cond_): New expander. (*cond__any): New pattern. (@aarch64_sve2_cvtxnt): Likewise. (@aarch64_pred_): Likewise. (@cond_): New expander. (*cond_): New pattern. (@aarch64_pred_): Likewise. (@cond_): New expander. (*cond_): New pattern. (@aarch64_sve2_pmul): Likewise. (@aarch64_sve_): Likewise. (@aarch64_sve_): Likewise. (@aarch64_sve2_tbl2): Likewise. (@aarch64_sve2_tbx): Likewise. (@aarch64_sve_): Likewise. (@aarch64_sve2_histcnt): Likewise. (@aarch64_sve2_histseg): Likewise. (@aarch64_pred_): Likewise. (*aarch64_pred__cc): Likewise. (*aarch64_pred__ptest): Likewise. (aarch64_sve2_aes): Likewise. (aarch64_sve2_aes): Likewise. (*aarch64_sve2_aese_fused, *aarch64_sve2_aesd_fused): Likewise. (aarch64_sve2_rax1, aarch64_sve2_sm4e, aarch64_sve2_sm4ekey): Likewise. (mulhs3): Update after above pattern name changes. * config/aarch64/iterators.md (VNx16QI_ONLY, VNx4SF_ONLY) (SVE_STRUCT2, SVE_FULL_BHI, SVE_FULL_HSI, SVE_FULL_HDI) (SVE2_PMULL_PAIR_I): New mode iterators. (UNSPEC_ADCLB, UNSPEC_ADCLT, UNSPEC_ADDHNB, UNSPEC_ADDHNT, UNSPEC_BDEP) (UNSPEC_BEXT, UNSPEC_BGRP, UNSPEC_CADD90, UNSPEC_CADD270, UNSPEC_CDOT) (UNSPEC_CDOT90, UNSPEC_CDOT180, UNSPEC_CDOT270, UNSPEC_CMLA) (UNSPEC_CMLA90, UNSPEC_CMLA180, UNSPEC_CMLA270, UNSPEC_COND_FCVTLT) (UNSPEC_COND_FCVTNT, UNSPEC_COND_FCVTX, UNSPEC_COND_FCVTXNT) (UNSPEC_COND_FLOGB, UNSPEC_EORBT, UNSPEC_EORTB, UNSPEC_FADDP) (UNSPEC_FMAXP, UNSPEC_FMAXNMP, UNSPEC_FMLALB, UNSPEC_FMLALT) (UNSPEC_FMLSLB, UNSPEC_FMLSLT, UNSPEC_FMINP, UNSPEC_FMINNMP) (UNSPEC_HISTCNT, UNSPEC_HISTSEG, UNSPEC_MATCH, UNSPEC_NMATCH) (UNSPEC_PMULLB, UNSPEC_PMULLB_PAIR, UNSPEC_PMULLT, UNSPEC_PMULLT_PAIR) (UNSPEC_RADDHNB, UNSPEC_RADDHNT, UNSPEC_RSUBHNB, UNSPEC_RSUBHNT) (UNSPEC_SLI, UNSPEC_SRI, UNSPEC_SABDLB, UNSPEC_SABDLT, UNSPEC_SADDLB) (UNSPEC_SADDLBT, UNSPEC_SADDLT, UNSPEC_SADDWB, UNSPEC_SADDWT) (UNSPEC_SBCLB, UNSPEC_SBCLT, UNSPEC_SMAXP, UNSPEC_SMINP) (UNSPEC_SQCADD90, UNSPEC_SQCADD270, UNSPEC_SQDMULLB, UNSPEC_SQDMULLBT) (UNSPEC_SQDMULLT, UNSPEC_SQRDCMLAH, UNSPEC_SQRDCMLAH90) (UNSPEC_SQRDCMLAH180, UNSPEC_SQRDCMLAH270, UNSPEC_SQRSHRNB) (UNSPEC_SQRSHRNT, UNSPEC_SQRSHRUNB, UNSPEC_SQRSHRUNT, UNSPEC_SQSHRNB) (UNSPEC_SQSHRNT, UNSPEC_SQSHRUNB, UNSPEC_SQSHRUNT, UNSPEC_SQXTNB) (UNSPEC_SQXTNT, UNSPEC_SQXTUNB, UNSPEC_SQXTUNT, UNSPEC_SSHLLB) (UNSPEC_SSHLLT, UNSPEC_SSUBLB, UNSPEC_SSUBLBT, UNSPEC_SSUBLT) (UNSPEC_SSUBLTB, UNSPEC_SSUBWB, UNSPEC_SSUBWT, UNSPEC_SUBHNB) (UNSPEC_SUBHNT, UNSPEC_TBL2, UNSPEC_UABDLB, UNSPEC_UABDLT) (UNSPEC_UADDLB, UNSPEC_UADDLT, UNSPEC_UADDWB, UNSPEC_UADDWT) (UNSPEC_UMAXP, UNSPEC_UMINP, UNSPEC_UQRSHRNB, UNSPEC_UQRSHRNT) (UNSPEC_UQSHRNB, UNSPEC_UQSHRNT, UNSPEC_UQXTNB, UNSPEC_UQXTNT) (UNSPEC_USHLLB, UNSPEC_USHLLT, UNSPEC_USUBLB, UNSPEC_USUBLT) (UNSPEC_USUBWB, UNSPEC_USUBWT): New unspecs. (UNSPEC_SMULLB, UNSPEC_SMULLT, UNSPEC_UMULLB, UNSPEC_UMULLT) (UNSPEC_SMULHS, UNSPEC_SMULHRS, UNSPEC_UMULHS, UNSPEC_UMULHRS) (UNSPEC_RSHRNB, UNSPEC_RSHRNT, UNSPEC_SHRNB, UNSPEC_SHRNT): Move further down file. (VNARROW, Ventype): New mode attributes. (Vewtype): Handle VNx2DI. Fix typo in comment. (VDOUBLE): New mode attribute. (sve_lane_con): Handle VNx8HI. (SVE_INT_UNARY): Include ss_abs and ss_neg for TARGET_SVE2. (SVE_INT_BINARY): Likewise ss_plus, us_plus, ss_minus and us_minus. (sve_int_op, sve_int_op_rev): Handle the above codes. (sve_pred_int_rhs2_operand): Likewise. (MULLBT, SHRNB, SHRNT): Delete. (SVE_INT_SHIFT_IMM): New int iterator. (SVE_WHILE): Add UNSPEC_WHILEGE, UNSPEC_WHILEGT, UNSPEC_WHILEHI and UNSPEC_WHILEHS for TARGET_SVE2. (SVE2_U32_UNARY, SVE2_INT_UNARY_NARROWB, SVE2_INT_UNARY_NARROWT) (SVE2_INT_BINARY, SVE2_INT_BINARY_LANE, SVE2_INT_BINARY_LONG) (SVE2_INT_BINARY_LONG_LANE, SVE2_INT_BINARY_NARROWB) (SVE2_INT_BINARY_NARROWT, SVE2_INT_BINARY_PAIR, SVE2_FP_BINARY_PAIR) (SVE2_INT_BINARY_PAIR_LONG, SVE2_INT_BINARY_WIDE): New int iterators. (SVE2_INT_SHIFT_IMM_LONG, SVE2_INT_SHIFT_IMM_NARROWB): Likewise. (SVE2_INT_SHIFT_IMM_NARROWT, SVE2_INT_SHIFT_INSERT, SVE2_INT_CADD) (SVE2_INT_BITPERM, SVE2_INT_TERNARY, SVE2_INT_TERNARY_LANE): Likewise. (SVE2_FP_TERNARY_LONG, SVE2_FP_TERNARY_LONG_LANE, SVE2_INT_CMLA) (SVE2_INT_CDOT, SVE2_INT_ADD_BINARY_LONG, SVE2_INT_QADD_BINARY_LONG) (SVE2_INT_SUB_BINARY_LONG, SVE2_INT_QSUB_BINARY_LONG): Likewise. (SVE2_INT_ADD_BINARY_LONG_LANE, SVE2_INT_QADD_BINARY_LONG_LANE) (SVE2_INT_SUB_BINARY_LONG_LANE, SVE2_INT_QSUB_BINARY_LONG_LANE) (SVE2_COND_INT_UNARY_FP, SVE2_COND_FP_UNARY_LONG): Likewise. (SVE2_COND_FP_UNARY_NARROWB, SVE2_COND_INT_BINARY): Likewise. (SVE2_COND_INT_BINARY_NOREV, SVE2_COND_INT_BINARY_REV): Likewise. (SVE2_COND_INT_SHIFT, SVE2_MATCH, SVE2_PMULL): Likewise. (optab): Handle the new unspecs. (su, r): Remove entries for UNSPEC_SHRNB, UNSPEC_SHRNT, UNSPEC_RSHRNB and UNSPEC_RSHRNT. (lr): Handle the new unspecs. (bt): Delete. (cmp_op, while_optab_cmp, sve_int_op): Handle the new unspecs. (sve_int_op_rev, sve_int_add_op, sve_int_qadd_op, sve_int_sub_op) (sve_int_qsub_op): New int attributes. (sve_fp_op, rot): Handle the new unspecs. * config/aarch64/aarch64-sve-builtins.h (function_resolver::require_matching_pointer_type): Declare. (function_resolver::resolve_unary): Add an optional boolean argument. (function_resolver::finish_opt_n_resolution): Add an optional type_suffix_index argument. (gimple_folder::redirect_call): Declare. (gimple_expander::prepare_gather_address_operands): Add an optional bool parameter. * config/aarch64/aarch64-sve-builtins.cc: Include aarch64-sve-builtins-sve2.h. (TYPES_b_unsigned, TYPES_b_integer, TYPES_bh_integer): New macros. (TYPES_bs_unsigned, TYPES_hs_signed, TYPES_hs_integer): Likewise. (TYPES_hd_unsigned, TYPES_hsd_signed): Likewise. (TYPES_hsd_integer): Use TYPES_hsd_signed. (TYPES_s_float_hsd_integer, TYPES_s_float_sd_integer): New macros. (TYPES_s_unsigned): Likewise. (TYPES_s_integer): Use TYPES_s_unsigned. (TYPES_sd_signed, TYPES_sd_unsigned): New macros. (TYPES_sd_integer): Use them. (TYPES_d_unsigned): New macro. (TYPES_d_integer): Use it. (TYPES_d_data, TYPES_cvt_long, TYPES_cvt_narrow_s): New macros. (TYPES_cvt_narrow): Likewise. (DEF_SVE_TYPES_ARRAY): Include the new types macros above. (preds_mx): New variable. (function_builder::add_overloaded_function): Allow the new feature set to be more restrictive than the original one. (function_resolver::infer_pointer_type): Remove qualifiers from the pointer type before printing it. (function_resolver::require_matching_pointer_type): New function. (function_resolver::resolve_sv_displacement): Handle functions that don't support 32-bit vector indices or svint32_t vector offsets. (function_resolver::finish_opt_n_resolution): Take the inferred type as a separate argument. (function_resolver::resolve_unary): Optionally treat all forms in the same way as normal merging functions. (gimple_folder::redirect_call): New function. (function_expander::prepare_gather_address_operands): Add an argument that says whether scaled forms are available. If they aren't, handle scaling of vector indices and don't add the extension and scaling operands. (function_expander::map_to_unspecs): If aarch64_sve isn't available, fall back to using cond_* instead. * config/aarch64/aarch64-sve-builtins-functions.h (rtx_code_function): Split out the member variables into... (rtx_code_function_base): ...this new base class. (rtx_code_function_rotated): Inherit rtx_code_function_base. (unspec_based_function): Split out the member variables into... (unspec_based_function_base): ...this new base class. (unspec_based_function_rotated): Inherit unspec_based_function_base. (unspec_based_function_exact_insn): New class. (unspec_based_add_function, unspec_based_add_lane_function) (unspec_based_lane_function, unspec_based_pred_function) (unspec_based_qadd_function, unspec_based_qadd_lane_function) (unspec_based_qsub_function, unspec_based_qsub_lane_function) (unspec_based_sub_function, unspec_based_sub_lane_function): New typedefs. (unspec_based_fused_function): New class. (unspec_based_mla_function, unspec_based_mls_function): New typedefs. (unspec_based_fused_lane_function): New class. (unspec_based_mla_lane_function, unspec_based_mls_lane_function): New typedefs. (CODE_FOR_MODE1): New macro. (fixed_insn_function): New class. (while_comparison): Likewise. * config/aarch64/aarch64-sve-builtins-shapes.h (binary_long_lane) (binary_long_opt_n, binary_narrowb_opt_n, binary_narrowt_opt_n) (binary_to_uint, binary_wide, binary_wide_opt_n, compare, compare_ptr) (load_ext_gather_index_restricted, load_ext_gather_offset_restricted) (load_gather_sv_restricted, shift_left_imm_long): Declare. (shift_left_imm_to_uint, shift_right_imm_narrowb): Likewise. (shift_right_imm_narrowt, shift_right_imm_narrowb_to_uint): Likewise. (shift_right_imm_narrowt_to_uint, store_scatter_index_restricted) (store_scatter_offset_restricted, tbl_tuple, ternary_long_lane) (ternary_long_opt_n, ternary_qq_lane_rotate, ternary_qq_rotate) (ternary_shift_left_imm, ternary_shift_right_imm, ternary_uint) (unary_convert_narrowt, unary_long, unary_narrowb, unary_narrowt) (unary_narrowb_to_uint, unary_narrowt_to_uint, unary_to_int): Likewise. * config/aarch64/aarch64-sve-builtins-shapes.cc (apply_predication): Also add an initial argument for unary_convert_narrowt, regardless of the predication type. (build_32_64): Allow loads and stores to specify MODE_none. (build_sv_index64, build_sv_uint_offset): New functions. (long_type_suffix): New function. (binary_imm_narrowb_base, binary_imm_narrowt_base): New classes. (binary_imm_long_base, load_gather_sv_base): Likewise. (shift_right_imm_narrow_wrapper, ternary_shift_imm_base): Likewise. (ternary_resize2_opt_n_base, ternary_resize2_lane_base): Likewise. (unary_narrowb_base, unary_narrowt_base): Likewise. (binary_long_lane_def, binary_long_lane): New shape. (binary_long_opt_n_def, binary_long_opt_n): Likewise. (binary_narrowb_opt_n_def, binary_narrowb_opt_n): Likewise. (binary_narrowt_opt_n_def, binary_narrowt_opt_n): Likewise. (binary_to_uint_def, binary_to_uint): Likewise. (binary_wide_def, binary_wide): Likewise. (binary_wide_opt_n_def, binary_wide_opt_n): Likewise. (compare_def, compare): Likewise. (compare_ptr_def, compare_ptr): Likewise. (load_ext_gather_index_restricted_def, load_ext_gather_index_restricted): Likewise. (load_ext_gather_offset_restricted_def, load_ext_gather_offset_restricted): Likewise. (load_gather_sv_def): Inherit from load_gather_sv_base. (load_gather_sv_restricted_def, load_gather_sv_restricted): New shape. (shift_left_imm_def, shift_left_imm): Likewise. (shift_left_imm_long_def, shift_left_imm_long): Likewise. (shift_left_imm_to_uint_def, shift_left_imm_to_uint): Likewise. (store_scatter_index_restricted_def, store_scatter_index_restricted): Likewise. (store_scatter_offset_restricted_def, store_scatter_offset_restricted): Likewise. (tbl_tuple_def, tbl_tuple): Likewise. (ternary_long_lane_def, ternary_long_lane): Likewise. (ternary_long_opt_n_def, ternary_long_opt_n): Likewise. (ternary_qq_lane_def): Inherit from ternary_resize2_lane_base. (ternary_qq_lane_rotate_def, ternary_qq_lane_rotate): New shape (ternary_qq_opt_n_def): Inherit from ternary_resize2_opt_n_base. (ternary_qq_rotate_def, ternary_qq_rotate): New shape. (ternary_shift_left_imm_def, ternary_shift_left_imm): Likewise. (ternary_shift_right_imm_def, ternary_shift_right_imm): Likewise. (ternary_uint_def, ternary_uint): Likewise. (unary_convert): Fix typo in comment. (unary_convert_narrowt_def, unary_convert_narrowt): New shape. (unary_long_def, unary_long): Likewise. (unary_narrowb_def, unary_narrowb): Likewise. (unary_narrowt_def, unary_narrowt): Likewise. (unary_narrowb_to_uint_def, unary_narrowb_to_uint): Likewise. (unary_narrowt_to_uint_def, unary_narrowt_to_uint): Likewise. (unary_to_int_def, unary_to_int): Likewise. * config/aarch64/aarch64-sve-builtins-base.cc (unspec_cmla) (unspec_fcmla, unspec_cond_fcmla, expand_mla_mls_lane): New functions. (svasrd_impl): Delete. (svcadd_impl::expand): Handle integer operations too. (svcmla_impl::expand, svcmla_lane::expand): Likewise, using the new functions to derive the unspec numbers. (svmla_svmls_lane_impl): Replace with... (svmla_lane_impl, svmls_lane_impl): ...these new classes. Handle integer operations too. (svwhile_impl): Rename to... (svwhilelx_impl): ...this and inherit from while_comparison. (svasrd): Use unspec_based_function. (svmla_lane): Use svmla_lane_impl. (svmls_lane): Use svmls_lane_impl. (svrecpe, svrsqrte): Handle unsigned integer operations too. (svwhilele, svwhilelt): Use svwhilelx_impl. * config/aarch64/aarch64-sve-builtins-sve2.h: New file. * config/aarch64/aarch64-sve-builtins-sve2.cc: Likewise. * config/aarch64/aarch64-sve-builtins-sve2.def: Likewise. * config/aarch64/aarch64-sve-builtins.def: Include aarch64-sve-builtins-sve2.def. 2020-01-09 Richard Sandiford * config/aarch64/aarch64-protos.h (aarch64_sve_arith_immediate_p) (aarch64_sve_sqadd_sqsub_immediate_p): Add a machine_mode argument. * config/aarch64/aarch64.c (aarch64_sve_arith_immediate_p) (aarch64_sve_sqadd_sqsub_immediate_p): Likewise. Handle scalar immediates as well as vector ones. * config/aarch64/predicates.md (aarch64_sve_arith_immediate) (aarch64_sve_sub_arith_immediate, aarch64_sve_qadd_immediate) (aarch64_sve_qsub_immediate): Update calls accordingly. 2020-01-09 Richard Sandiford * config/aarch64/aarch64-sve2.md: Add banner comments. (mulhs3): Move further up file. (mull, shrnb, shrnt) (*aarch64_sve2_sra): Move further down file. * config/aarch64/t-aarch64 (s-check-sve-md): Check aarch64-sve2.md too. 2020-01-09 Richard Sandiford * config/aarch64/iterators.md (SVE_WHILE): Add UNSPEC_WHILERW and UNSPEC_WHILEWR. (while_optab_cmp): Handle them. * config/aarch64/aarch64-sve.md (*while__ptest): Make public and add a "@" marker. * config/aarch64/aarch64-sve2.md (check__ptrs): Use it instead of gen_aarch64_sve2_while_ptest. (@aarch64_sve2_while_ptest): Delete. 2020-01-09 Richard Sandiford * config/aarch64/aarch64.md (UNSPEC_WHILE_LE): Rename to... (UNSPEC_WHILELE): ...this. (UNSPEC_WHILE_LO): Rename to... (UNSPEC_WHILELO): ...this. (UNSPEC_WHILE_LS): Rename to... (UNSPEC_WHILELS): ...this. (UNSPEC_WHILE_LT): Rename to... (UNSPEC_WHILELT): ...this. * config/aarch64/iterators.md (SVE_WHILE): Update accordingly. (cmp_op, while_optab_cmp): Likewise. * config/aarch64/aarch64.c (aarch64_sve_move_pred_via_while): Likewise. * config/aarch64/aarch64-sve-builtins-base.cc (svwhilele): Likewise. (svwhilelt): Likewise. 2020-01-09 Richard Sandiford * config/aarch64/aarch64-sve-builtins-shapes.h (unary_count): Delete. (unary_to_uint): Define. * config/aarch64/aarch64-sve-builtins-shapes.cc (unary_count_def) (unary_count): Rename to... (unary_to_uint_def, unary_to_uint): ...this. * config/aarch64/aarch64-sve-builtins-base.def: Update accordingly. 2020-01-09 Richard Sandiford * config/aarch64/aarch64-sve-builtins-functions.h (code_for_mode_function): New class. (CODE_FOR_MODE0, QUIET_CODE_FOR_MODE0): New macros. * config/aarch64/aarch64-sve-builtins-base.cc (svcompact_impl) (svext_impl, svmul_lane_impl, svsplice_impl, svtmad_impl): Delete. (svcompact, svext, svsplice): Use QUIET_CODE_FOR_MODE0. (svmul_lane, svtmad): Use CODE_FOR_MODE0. 2020-01-09 Richard Sandiford * config/aarch64/iterators.md (addsub): New code attribute. * config/aarch64/aarch64-simd.md (aarch64_): Re-express as... (aarch64_q): ...this, making the same change in the asm string and attributes. Fix indentation. * config/aarch64/aarch64-sve.md (@aarch64_): Re-express as... (@aarch64_sve_): ...this. * config/aarch64/aarch64-sve-builtins.h (function_expander::expand_signed_unpred_op): Delete. * config/aarch64/aarch64-sve-builtins.cc (function_expander::expand_signed_unpred_op): Likewise. (function_expander::map_to_rtx_codes): If the optab isn't defined, try using code_for_aarch64_sve instead. * config/aarch64/aarch64-sve-builtins-base.cc (svqadd_impl): Delete. (svqsub_impl): Likewise. (svqadd, svqsub): Use rtx_code_function instead. 2020-01-09 Richard Sandiford * config/aarch64/iterators.md (SRHSUB, URHSUB): Delete. (HADDSUB, sur, addsub): Remove them. 2020-01-09 Richard Sandiford * tree-nrv.c (pass_return_slot::execute): Handle all internal functions the same way, rather than singling out those that aren't mapped directly to optabs. 2020-01-09 Richard Sandiford * target.def (compatible_vector_types_p): New target hook. * hooks.h (hook_bool_const_tree_const_tree_true): Declare. * hooks.c (hook_bool_const_tree_const_tree_true): New function. * doc/tm.texi.in (TARGET_COMPATIBLE_VECTOR_TYPES_P): New hook. * doc/tm.texi: Regenerate. * gimple-expr.c: Include target.h. (useless_type_conversion_p): Use targetm.compatible_vector_types_p. * config/aarch64/aarch64.c (aarch64_compatible_vector_types_p): New function. (TARGET_COMPATIBLE_VECTOR_TYPES_P): Define. * config/aarch64/aarch64-sve-builtins.cc (gimple_folder::convert_pred): Use the original predicate if it already has a suitable type. 2020-01-09 Martin Jambor * cgraph.h (cgraph_edge): Make remove, set_call_stmt, make_direct, resolve_speculation and redirect_call_stmt_to_callee static. Change return type of set_call_stmt to cgraph_edge *. * auto-profile.c (afdo_indirect_call): Adjust call to redirect_call_stmt_to_callee. * cgraph.c (cgraph_edge::set_call_stmt): Make return cgraph-edge *, make the this pointer explicit, adjust self-recursive calls and the call top make_direct. Return the resulting edge. (cgraph_edge::remove): Make this pointer explicit. (cgraph_edge::resolve_speculation): Likewise, adjust call to remove. (cgraph_edge::make_direct): Likewise, adjust call to resolve_speculation. (cgraph_edge::redirect_call_stmt_to_callee): Likewise, also adjust call to set_call_stmt. (cgraph_update_edges_for_call_stmt_node): Update call to set_call_stmt and remove. * cgraphclones.c (cgraph_node::set_call_stmt_including_clones): Renamed edge to master_edge. Adjusted calls to set_call_stmt. (cgraph_node::create_edge_including_clones): Moved "first" definition of edge to the block where it was used. Adjusted calls to set_call_stmt. (cgraph_node::remove_symbol_and_inline_clones): Adjust call to cgraph_edge::remove. * cgraphunit.c (walk_polymorphic_call_targets): Adjusted calls to make_direct and redirect_call_stmt_to_callee. * ipa-fnsummary.c (redirect_to_unreachable): Adjust calls to resolve_speculation and make_direct. * ipa-inline-transform.c (inline_transform): Adjust call to redirect_call_stmt_to_callee. (check_speculations_1):: Adjust call to resolve_speculation. * ipa-inline.c (resolve_noninline_speculation): Adjust call to resolve-speculation. (inline_small_functions): Adjust call to resolve_speculation. (ipa_inline): Likewise. * ipa-prop.c (ipa_make_edge_direct_to_target): Adjust call to make_direct. * ipa-visibility.c (function_and_variable_visibility): Make iteration safe with regards to edge removal, adjust calls to redirect_call_stmt_to_callee. * ipa.c (walk_polymorphic_call_targets): Adjust calls to make_direct and redirect_call_stmt_to_callee. * multiple_target.c (create_dispatcher_calls): Adjust call to redirect_call_stmt_to_callee (redirect_to_specific_clone): Likewise. * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph): Adjust calls to cgraph_edge::remove. * tree-inline.c (copy_bb): Adjust call to set_call_stmt. (redirect_all_calls): Adjust call to redirect_call_stmt_to_callee. (expand_call_inline): Adjust call to cgraph_edge::remove. 2020-01-09 Martin Liska * params.opt: Set Optimization for param_max_speculative_devirt_maydefs. 2020-01-09 Martin Sebor PR middle-end/93200 PR fortran/92956 * builtins.c (compute_objsize): Avoid handling MEM_REFs of vector type. 2020-01-09 Martin Liska * auto-profile.c (auto_profile): Use opt_for_fn for a parameter. * ipa-cp.c (ipcp_lattice::add_value): Likewise. (propagate_vals_across_arith_jfunc): Likewise. (hint_time_bonus): Likewise. (incorporate_penalties): Likewise. (good_cloning_opportunity_p): Likewise. (perform_estimation_of_a_value): Likewise. (estimate_local_effects): Likewise. (ipcp_propagate_stage): Likewise. * ipa-fnsummary.c (decompose_param_expr): Likewise. (set_switch_stmt_execution_predicate): Likewise. (analyze_function_body): Likewise. * ipa-inline-analysis.c (offline_size): Likewise. * ipa-inline.c (early_inliner): Likewise. * ipa-prop.c (ipa_analyze_node): Likewise. (ipcp_transform_function): Likewise. * ipa-sra.c (process_scan_results): Likewise. (ipa_sra_summarize_function): Likewise. * params.opt: Rename ipcp-unit-growth to ipa-cp-unit-growth. Add Optimization for various IPA-related parameters. 2020-01-09 Richard Biener PR middle-end/93054 * gimplify.c (gimplify_expr): Deal with NOP definitions. 2020-01-09 Richard Biener PR tree-optimization/93040 * gimple-ssa-store-merging.c (find_bswap_or_nop): Raise search limit. 2020-01-09 Georg-Johann Lay * common/config/avr/avr-common.c (avr_option_optimization_table) [OPT_LEVELS_1_PLUS]: Set -fsplit-wide-types-early. 2020-01-09 Martin Liska * cgraphclones.c (symbol_table::materialize_all_clones): Use cgraph_node::dump_name. 2020-01-09 Jakub Jelinek PR inline-asm/93202 * config/riscv/riscv.c (riscv_print_operand_reloc): Use output_operand_lossage instead of gcc_unreachable. * doc/md.texi (riscv f constraint): Fix typo. PR target/93141 * config/i386/i386.md (subv4): Use SWIDWI iterator instead of SWI. Use instead of . Use CONST_SCALAR_INT_P instead of CONST_INT_P. (*subv4_1): Rename to ... (subv4_1): ... this. (*subv4_doubleword, *addv4_doubleword_1): New define_insn_and_split patterns. (*subv4_overflow_1, *addv4_overflow_2): New define_insn patterns. 2020-01-08 David Malcolm * vec.c (class selftest::count_dtor): New class. (selftest::test_auto_delete_vec): New test. (selftest::vec_c_tests): Call it. * vec.h (class auto_delete_vec): New class template. (auto_delete_vec::~auto_delete_vec): New dtor. 2020-01-08 David Malcolm * sbitmap.h (auto_sbitmap): Add operator const_sbitmap. 2020-01-08 Jim Wilson * config/riscv/riscv.c (riscv_legitimize_tls_address): Ifdef out use of TLS_MODEL_LOCAL_EXEC when not pic. 2020-01-08 David Malcolm * hash-map-tests.c (selftest::test_map_of_strings_to_int): Fix memory leak. 2020-01-08 Jakub Jelinek PR target/93187 * config/i386/i386.md (*stack_protect_set_2_ peephole2, *stack_protect_set_3 peephole2): Also check that the second insns source is general_operand. PR target/93174 * config/i386/i386.md (addcarry_0): Use nonimmediate_operand predicate for output operand instead of register_operand. (addcarry, addcarry_1): Likewise. Add alternative with memory destination and non-memory operands[2]. 2020-01-08 Martin Liska * cgraph.c (cgraph_node::dump): Use ::dump_name or ::dump_asm_name instead of (::name or ::asm_name). * cgraphclones.c (symbol_table::materialize_all_clones): Likewise. * cgraphunit.c (walk_polymorphic_call_targets): Likewise. (analyze_functions): Likewise. (expand_all_functions): Likewise. * ipa-cp.c (ipcp_cloning_candidate_p): Likewise. (propagate_bits_across_jump_function): Likewise. (dump_profile_updates): Likewise. (ipcp_store_bits_results): Likewise. (ipcp_store_vr_results): Likewise. * ipa-devirt.c (dump_targets): Likewise. * ipa-fnsummary.c (analyze_function_body): Likewise. * ipa-hsa.c (check_warn_node_versionable): Likewise. (process_hsa_functions): Likewise. * ipa-icf.c (sem_item_optimizer::merge_classes): Likewise. (set_alias_uids): Likewise. * ipa-inline-transform.c (save_inline_function_body): Likewise. * ipa-inline.c (recursive_inlining): Likewise. (inline_to_all_callers_1): Likewise. (ipa_inline): Likewise. * ipa-profile.c (ipa_propagate_frequency_1): Likewise. (ipa_propagate_frequency): Likewise. * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise. (remove_described_reference): Likewise. * ipa-pure-const.c (worse_state): Likewise. (check_retval_uses): Likewise. (analyze_function): Likewise. (propagate_pure_const): Likewise. (propagate_nothrow): Likewise. (dump_malloc_lattice): Likewise. (propagate_malloc): Likewise. (pass_local_pure_const::execute): Likewise. * ipa-visibility.c (optimize_weakref): Likewise. (function_and_variable_visibility): Likewise. * ipa.c (symbol_table::remove_unreachable_nodes): Likewise. (ipa_discover_variable_flags): Likewise. * lto-streamer-out.c (output_function): Likewise. (output_constructor): Likewise. * tree-inline.c (copy_bb): Likewise. * tree-ssa-structalias.c (ipa_pta_execute): Likewise. * varpool.c (symbol_table::remove_unreferenced_decls): Likewise. 2020-01-08 Richard Biener PR middle-end/93199 * tree-eh.c (sink_clobbers): Update virtual operands for the first and last stmt only. Add a dry-run capability. (pass_lower_eh_dispatch::execute): Perform clobber sinking after CFG manipulations and in RPO order to catch all secondary opportunities reliably. 2020-01-08 Georg-Johann Lay PR target/93182 * doc/invoke.texi (AVR Options) <-nodevicespecs>: Document. 2019-01-08 Richard Biener PR middle-end/93199 * gimple-fold.c (rewrite_to_defined_overflow): Mark stmt modified. * tree-ssa-loop-im.c (move_computations_worker): Properly adjust virtual operand, also updating SSA use. * gimple-loop-interchange.cc (loop_cand::undo_simple_reduction): Update stmt after resetting virtual operand. (tree_loop_interchange::move_code_to_inner_loop): Likewise. * gimple-iterator.c (gsi_remove): When not removing the stmt permanently do not delink immediate uses or mark the stmt modified. 2020-01-08 Martin Liska * ipa-fnsummary.c (dump_ipa_call_summary): Use symtab_node::dump_name. (ipa_call_context::estimate_size_and_time): Likewise. (inline_analyze_function): Likewise. 2020-01-08 Martin Liska * cgraph.c (cgraph_node::dump): Use systematically dump_asm_name. 2020-01-08 Georg-Johann Lay Add -nodevicespecs option for avr. PR target/93182 * config/avr/avr.opt (-nodevicespecs): New driver option. * config/avr/driver-avr.c (avr_devicespecs_file): Only issue "-specs=device-specs/..." if that option is not set. * doc/invoke.texi (AVR Options) <-nodevicespecs>: Document. 2020-01-08 Georg-Johann Lay Implement 64-bit double functions for avr. PR target/92055 * config.gcc (tm_defines) [target=avr]: Support --with-libf7, --with-double-comparison. * doc/install.texi: Document them. * config/avr/avr-c.c (avr_cpu_cpp_builtins) : New built-in defines. * doc/invoke.texi (AVR Built-in Macros): Document them. * config/avr/avr-protos.h (avr_float_lib_compare_returns_bool): New. * config/avr/avr.c (avr_float_lib_compare_returns_bool): New function. * config/avr/avr.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): New macro. 2020-01-08 Richard Earnshaw PR target/93188 * config/arm/t-multilib (MULTILIB_MATCHES): Add rules to match armv7-a{+mp,+sec,+mp+sec} to appropriate armv7 multilib variants when only building rm-profile multilibs. 2020-01-08 Feng Xue PR ipa/93084 * ipa-cp.c (self_recursively_generated_p): Find matched aggregate lattice for a value to check. (propagate_vals_across_arith_jfunc): Add an assertion to ensure finite propagation in self-recursive scc. 2020-01-08 Luo Xiong Hu * ipa-inline.c (caller_growth_limits): Restore the AND. 2020-01-07 Andrew Stubbs * config/gcn/gcn-valu.md (VEC_1REG_INT_ALT): Delete iterator. (VEC_ALLREG_ALT): New iterator. (VEC_ALLREG_INT_MODE): New iterator. (VCMP_MODE): New iterator. (VCMP_MODE_INT): New iterator. (vec_cmpudi): Use VCMP_MODE_INT. (vec_cmpv64qidi): New define_expand. (vec_cmpdi_exec): Use VCMP_MODE. (vec_cmpudi_exec): New define_expand. (vec_cmpv64qidi_exec): New define_expand. (vec_cmpdi_dup): Use VCMP_MODE. (vec_cmpdi_dup_exec): Use VCMP_MODE. (vcond): Rename ... (vcond): ... to this. (vcond_exec): Rename ... (vcond_exec): ... to this. (vcondu): Rename ... (vcondu): ... to this. (vcondu_exec): Rename ... (vcondu_exec): ... to this. * config/gcn/gcn.c (print_operand): Fix 8 and 16 bit suffixes. * config/gcn/gcn.md (expander): Add sign_extend and zero_extend. 2020-01-07 Andrew Stubbs * config/gcn/constraints.md (DA): Update description and match. (DB): Likewise. (Db): New constraint. * config/gcn/gcn-protos.h (gcn_inline_constant64_p): Add second parameter. * config/gcn/gcn.c (gcn_inline_constant64_p): Add 'mixed' parameter. Implement 'Db' mixed immediate type. * config/gcn/gcn-valu.md (addcv64si3): Rework constraints. (addcv64si3_dup): Delete. (subcv64si3): Rework constraints. (addv64di3): Rework constraints. (addv64di3_exec): Rework constraints. (subv64di3): Rework constraints. (addv64di3_dup): Delete. (addv64di3_dup_exec): Delete. (addv64di3_zext): Rework constraints. (addv64di3_zext_exec): Rework constraints. (addv64di3_zext_dup): Rework constraints. (addv64di3_zext_dup_exec): Rework constraints. (addv64di3_zext_dup2): Rework constraints. (addv64di3_zext_dup2_exec): Rework constraints. (addv64di3_sext_dup2): Rework constraints. (addv64di3_sext_dup2_exec): Rework constraints. 2020-01-07 Andre Vieira * doc/sourcebuild.texi (arm_little_endian, arm_nothumb): Documented existing target checks. 2020-01-07 Richard Biener * doc/install.texi: Bump minimal supported MPC version. 2020-01-07 Richard Sandiford * langhooks-def.h (lhd_simulate_enum_decl): Declare. (LANG_HOOKS_SIMULATE_ENUM_DECL): Use it. * langhooks.c: Include stor-layout.h. (lhd_simulate_enum_decl): New function. * config/aarch64/aarch64-sve-builtins.cc (init_builtins): Call handle_arm_sve_h for the LTO frontend. (register_vector_type): Cope with null returns from pushdecl. 2020-01-07 Richard Sandiford * config/aarch64/aarch64-protos.h (aarch64_sve::svbool_type_p) (aarch64_sve::nvectors_if_data_type): Replace with... (aarch64_sve::builtin_type_p): ...this. * config/aarch64/aarch64-sve-builtins.cc: Include attribs.h. (find_vector_type): Delete. (add_sve_type_attribute): New function. (lookup_sve_type_attribute): Likewise. (register_builtin_types): Add an "SVE type" attribute to each type. (register_tuple_type): Likewise. (svbool_type_p, nvectors_if_data_type): Delete. (mangle_builtin_type): Use lookup_sve_type_attribute. (builtin_type_p): Likewise. Add an overload that returns the number of constituent vector and predicate registers. * config/aarch64/aarch64.c (aarch64_sve_argument_p): Delete. (aarch64_returns_value_in_sve_regs_p): Use aarch64_sve::builtin_type_p instead of aarch64_sve_argument_p. (aarch64_takes_arguments_in_sve_regs_p): Likewise. (aarch64_pass_by_reference): Likewise. (aarch64_function_value_1): Likewise. (aarch64_return_in_memory): Likewise. (aarch64_layout_arg): Likewise. 2020-01-07 Jakub Jelinek PR tree-optimization/93156 * tree-ssa-ccp.c (bit_value_binop): For x * x note that the second least significant bit is always clear. PR tree-optimization/93118 * match.pd ((x >> c) << c -> x & (-1< * params.opt: Add Optimization for various parameters. 2020-01-07 Martin Liska PR ipa/83411 * doc/extend.texi: Explain cloning for target_clone attribute. 2020-01-07 Martin Liska PR tree-optimization/92860 * common.opt: Make in Optimization option as it is affected by -O0, which is an Optimization option. * tree-inline.c (tree_inlinable_function_p): Use opt_for_fn for warn_inline. (expand_call_inline): Likewise. 2020-01-07 Martin Liska PR tree-optimization/92860 * common.opt: Make flag_ree as optimization attribute. 2020-01-07 Martin Liska PR optimization/92860 * params.opt: Mark param_min_crossjump_insns with Optimization keyword. 2020-01-07 Luo Xiong Hu * ipa-inline-analysis.c (estimate_growth): Fix typo. * ipa-inline.c (caller_growth_limits): Use OR instead of AND. 2020-01-06 Michael Meissner * config/rs6000/rs6000.c (hard_reg_and_mode_to_addr_mask): New helper function to return the valid addressing formats for a given hard register and mode. (rs6000_adjust_vec_address): Call hard_reg_and_mode_to_addr_mask. * config/rs6000/constraints.md (Q constraint): Update documentation. * doc/md.texi (RS/6000 constraints): Update 'Q' cosntraint documentation. * config/rs6000/vsx.md (vsx_extract__var, VSX_D iterator): Use 'Q' for doing vector extract from memory. (vsx_extract_v4sf_var): Use 'Q' for doing vector extract from memory. (vsx_extract__var, VSX_EXTRACT_I iterator): Use 'Q' for doing vector extract from memory. (vsx_extract__mode_var): Use 'Q' for doing vector extract from memory. * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Add support for the offset being 34-bits when -mcpu=future is used. 2020-01-06 John David Anglin * config/pa/pa.md: Revert change to use ordered_comparison_operator instead of cmpib_comparison_operator in cmpib patterns. * config/pa/predicates.md (cmpib_comparison_operator): Revert removal of cmpib_comparison_operator. Revise comment. 2020-01-06 Richard Sandiford * tree-vect-slp.c (vect_build_slp_tree_1): Require all shifts in an IFN_DIV_POW2 node to be equal. 2020-01-06 Richard Sandiford * tree-vect-stmts.c (vect_check_load_store_mask): Rename to... (vect_check_scalar_mask): ...this. (vectorizable_store, vectorizable_load): Update call accordingly. (vectorizable_call): Use vect_check_scalar_mask to check the mask argument in calls to conditional internal functions. 2020-01-06 Andrew Stubbs * config/gcn/gcn-valu.md (subv64di3): Use separate alternatives for '0' matching inputs. (subv64di3_exec): Likewise. 2020-01-06 Bryan Stenson * config/mips/mips.c (vr4130_align_insns): Fix typo. * doc/md.texi (movstr): Likewise. 2020-01-06 Andrew Stubbs * config/gcn/gcn-valu.md (vec_extract): Add early clobber. 2020-01-06 Richard Sandiford * config/aarch64/t-aarch64 ($(srcdir)/config/aarch64/aarch64-tune.md): Depend on... (s-aarch64-tune-md): ...this new stamp file. Pipe the new contents to a temporary file and use move-if-change to update the real file where necessary. 2020-01-06 Richard Sandiford * config/aarch64/aarch64-sve.md (@aarch64_sel_dup): Use Upl rather than Upa for CPY /M. 2020-01-06 Andrew Stubbs * config/gcn/gcn.c (gcn_inline_constant_p): Allow 64 as an inline immediate. 2020-01-06 Martin Liska PR tree-optimization/92860 * params.opt: Mark param_max_combine_insns with Optimization keyword. 2020-01-05 Jakub Jelinek PR target/93141 * config/i386/i386.md (SWIDWI): New mode iterator. (DWI, dwi): Add TImode variants. (addv4): Use SWIDWI iterator instead of SWI. Use instead of . Use CONST_SCALAR_INT_P instead of CONST_INT_P. (*addv4_1): Rename to ... (addv4_1): ... this. (QWI): New mode attribute. (*addv4_doubleword, *addv4_doubleword_1): New define_insn_and_split patterns. (*addv4_overflow_1, *addv4_overflow_2): New define_insn patterns. (uaddv4): Use SWIDWI iterator instead of SWI. Use instead of . (*addcarry_1): New define_insn. (*add3_doubleword_cc_overflow_1): New define_insn_and_split. 2020-01-03 Konstantin Kharlamov * gdbinit.in (pr, prl, pt, pct, pgg, pgq, pgs, pge, pmz, pdd, pbs, pbm): Use "call" instead of "set". 2020-01-03 Martin Jambor PR ipa/92917 * ipa-cp.c (print_all_lattices): Skip functions without info. 2020-01-03 Jakub Jelinek PR target/93089 * config/i386/i386-options.c (ix86_simd_clone_adjust): If TARGET_PREFER_AVX128, use prefer-vector-width=256 for 'c' and 'd' simd clones. If TARGET_PREFER_AVX256, use prefer-vector-width=512 for 'e' simd clones. PR target/93089 * config/i386/i386.opt (x_prefer_vector_width_type): Remove TargetSave entry. (mprefer-vector-width=): Add Save. * config/i386/i386-options.c (ix86_target_string): Add PVW argument, print -mprefer-vector-width= if non-zero. Fix up -mfpmath= comment. (ix86_debug_options, ix86_function_specific_print): Adjust ix86_target_string callers. (ix86_valid_target_attribute_inner_p): Handle prefer-vector-width=. (ix86_valid_target_attribute_tree): Likewise. * config/i386/i386-options.h (ix86_target_string): Add PVW argument. * config/i386/i386-expand.c (ix86_expand_builtin): Adjust ix86_target_string caller. PR target/93110 * config/i386/i386.md (abs2): Use expand_simple_binop instead of emitting ASHIFTRT, XOR and MINUS by hand. Use gen_int_mode with QImode instead of gen_int_shift_amount + convert_modes. PR rtl-optimization/93088 * loop-iv.c (find_single_def_src): Punt after looking through 128 reg copies for regs with single definitions. Move definitions to first uses. 2020-01-02 Dennis Zhang * config/arm/arm-c.c (arm_cpu_builtins): Define __ARM_FEATURE_MATMUL_INT8, __ARM_FEATURE_BF16_VECTOR_ARITHMETIC, __ARM_FEATURE_BF16_SCALAR_ARITHMETIC, and __ARM_BF16_FORMAT_ALTERNATIVE when enabled. * config/arm/arm-cpus.in (armv8_6, i8mm, bf16): New features. * config/arm/arm-tables.opt: Regenerated. * config/arm/arm.c (arm_option_reconfigure_globals): Initialize arm_arch_i8mm and arm_arch_bf16 when enabled. * config/arm/arm.h (TARGET_I8MM): New macro. (TARGET_BF16_FP, TARGET_BF16_SIMD): Likewise. * config/arm/t-aprofile: Add matching rules for -march=armv8.6-a. * config/arm/t-arm-elf (all_v8_archs): Add armv8.6-a. * config/arm/t-multilib: Add matching rules for -march=armv8.6-a. (v8_6_a_simd_variants): New. (v8_*_a_simd_variants): Add i8mm and bf16. * doc/invoke.texi (armv8.6-a, i8mm, bf16): Document new options. 2020-01-02 Jakub Jelinek PR ipa/93087 * predict.c (compute_function_frequency): Don't call warn_function_cold on functions that already have cold attribute. 2020-01-01 John David Anglin PR target/67834 * config/pa/pa.c (pa_elf_select_rtx_section): New. Put references to COMDAT group function labels in .data.rel.ro.local section. * config/pa/pa32-linux.h (TARGET_ASM_SELECT_RTX_SECTION): Define. PR target/93111 * config/pa/pa.md (scc): Use ordered_comparison_operator instead of comparison_operator in B and S integer comparisons. Likewise, use ordered_comparison_operator instead of cmpib_comparison_operator in cmpib patterns. * config/pa/predicates.md (cmpib_comparison_operator): Remove. 2020-01-01 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. 2020-01-01 Jan Hubicka * ipa.c (walk_polymorphic_call_targets): Fix updating of overall summary. 2020-01-01 Jakub Jelinek PR tree-optimization/93098 * match.pd (popcount): For shift amounts, use integer_onep or wi::to_widest () == cst instead of tree_to_uhwi () == cst tests. Make sure that precision is power of two larger than or equal to 16. Ensure shift is never negative. Use HOST_WIDE_INT_UC macro instead of ULL suffixed constants. Formatting fixes. Copyright (C) 2020 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.