Mercurial > hg > CbC > GCC_original
view gcc/ChangeLog-2008 @ 9:77e2b8dfacca gcc-4.4.5
update it from 4.4.3 to 4.5.0
| author | ryoma <e075725@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Fri, 12 Feb 2010 23:39:51 +0900 |
| parents | a06113de4d67 |
| children |
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2008-12-31 Uros Bizjak <ubizjak@gmail.com> * sched-deps.c (sched_analyze_2) [UNSPEC_VOLATILE]: Flush pending memory loads and stores. 2008-12-31 Jakub Jelinek <jakub@redhat.com> PR middle-end/38505 * tree-ssa-ccp.c (may_propagate_address_into_dereference): Return false if ADDR's operand has incomplete type. Revert: 2008-12-15 Jakub Jelinek <jakub@redhat.com> PR middle-end/38505 * tree-ssa.c (useless_type_conversion_p_1): Return false if inner_type is incomplete and outer_type is complete. 2008-12-31 Jakub Jelinek <jakub@redhat.com> PR middle-end/38676 * gimplify.c (gimple_regimplify_operands): For GIMPLE_SWITCH only regimplify switch index. 2008-12-30 Richard Guenther <rguenther@suse.de> PR tree-optimization/38645 * tree-ssa-ccp.c (fold_gimple_assign): Use the correct pointer type. * tree-ssa-dom.c (cprop_operand): Simplify. Do not propagate volatileness changing operands. 2008-12-30 Steven Bosscher <steven@gcc.gnu.org> * tree-cfg.c (verify_eh_throw_stmt_node): Return nonzero, to visit all EH statement and fix EH checking. 2008-12-31 Seongbae Park <seongbae.park@gmail.com> Revert: 2008-12-29 Seongbae Park <seongbae.park@gmail.com> * tree-profile.c (tree_init_ic_make_global_vars): Make static variables TLS. 2008-12-30 Andrew Pinski <pinskia@gmail.com> PR middle-end/38661 * tree-switch-conversion.c (build_constructors): Test for wrapping of pos case. 2008-12-30 Steven Bosscher <steven@gcc.gnu.org> PR middle-end/38584 * ipa-inline.c (compute_inline_parameters): When not optimizing, don't compute the inline parameters, just set them to 0 instead. 2008-12-30 Paolo Bonzini <bonzini@gnu.org> PR tree-optimization/38572 * tree-vrp.c (vrp_visit_phi_node): Look out for invalid ranges and change them to VARYING. 2008-12-30 Richard Guenther <rguenther@suse.de> PR middle-end/38564 * fold-const.c (fold_comparison): Use the correct result type. 2008-12-30 Dorit Nuzman <dorit@il.ibm.com> Ira Rosen <irar@il.ibm.com> PR tree-optimization/38529 * tree-vect-transform (vect_transform_stmt): Handle inner-loop stmts whose DEF is used in the loop-nest that is being vectorized, but outside the immediately enclosing loop. 2008-12-29 Seongbae Park <seongbae.park@gmail.com> * tree-profile.c (tree_init_ic_make_global_vars): Make static variables TLS. 2008-12-29 Jakub Jelinek <jakub@redhat.com> PR c++/36191 * tree-complex.c (expand_complex_libcall): Call maybe_clean_or_replace_eh_stmt and gimple_purge_dead_eh_edges instead of passing true as 3rd argument to gsi_replace. 2008-12-28 Uros Bizjak <ubizjak@gmail.com> PR middle-end/38652 * dse.c: Include target.h. * Makefile.in (dse.o): Depend on $(TARGET_H). 2008-12-29 Jakub Jelinek <jakub@redhat.com> PR driver/38381 * gcc.c (process_command): Accept also -b with configuration name in the next argument. * doc/invoke.texi (-b): Document that no hyphen is required if configuration name is in the next argument after -b. 2008-12-27 Jakub Jelinek <jakub@redhat.com> PR middle-end/38641 * gimple-pretty-print.c (dump_binary_rhs): Print VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR, VEC_PACK_FIX_TRUNC_EXPR, VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR VEC_INTERLEAVE_HIGH_EXPR and VEC_INTERLEAVE_LOW_EXPR similarly to COMPLEX_EXPR, MIN_EXPR and MAX_EXPR. PR middle-end/38633 * tree-cfg.c (replace_block_vars_by_duplicates): Only call replace_by_duplicate_decl for VAR_DECLs or CONST_DECLs. 2008-12-24 Kazu Hirata <kazu@codesourcery.com> * Makefile.in (GTFILES): Add $(srcdir)/expr.h. * expr.h: Fix the declaration of block_clear_fn. 2008-12-23 Andrew Pinski <pinski@gmail.com> PR middle-end/38590 * fold-const.c (fold_binary): Call fold_convert on arguments to fold_build2 for negative divide optimization. 2008-12-23 Jakub Jelinek <jakub@redhat.com> PR middle-end/31150 * dse.c (struct store_info): Add const_rhs field. (clear_rhs_from_active_local_stores): Clear also const_rhs. (record_store): Try also cselib_expand_value_rtx to get a constant. (find_shift_sequence, get_stored_val): Use const_rhs instead of rhs if worthwhile. * cselib.c (cselib_record_sets): If !cselib_record_memory and there is just one set from read-only MEM, look at REG_EQUAL or REG_EQUIV note. * dse.c (struct store_info): Add redundant_reason field. (record_store): When storing the same constant as has been stored by an earlier store, set redundant_reason field to the earlier store's insn_info_t. Don't delete cannot_delete insns. (find_shift_sequence): Remove read_info argument, add read_mode and require_cst arguments. Return early if require_cst and constant wouldn't be returned. (get_stored_val): New function. (replace_read): Use it. (scan_insn): Put even cannot_delete insns with exactly 1 store into active_local_stores. (dse_step1): Don't delete cannot_delete insns. Remove redundant constant stores if contains_cselib_groups and earlier store storing the same value hasn't been eliminated. (dse_step6): Renamed to dse_step7. New function. (dse_step7): Renamed from dse_step6. (rest_of_handle_dse): Call dse_step6 and dse_step7 at the end. * cselib.c (cselib_expand_value_rtx): Don't wrap CONST_INTs into CONST unless really necessary. Handle SUBREG, unary, ternary, bitfield and compares specially, to be able to simplify operations on constants. (expand_loc): Try to optimize LO_SUM. * dse.c (get_call_args): New function. (scan_insn): Don't handle BUILT_IN_BZERO. For memset, attempt to get call arguments and if successful and both len and val are constants, handle the call as (mem:BLK) (const_int) store. * dse.c (struct store_info): Add is_large bool field, change positions_needed into a union of a bitmask and bitmap + count. (free_store_info): Free bitmap if is_large. (set_usage_bits): Don't look at stores where offset + width >= MAX_OFFSET. (set_position_unneeded, set_all_positions_unneeded, any_positions_needed_p, all_positions_needed_p): New static inline functions. (record_store): Handle BLKmode stores of CONST_INT, if MEM_SIZE is set on the MEM. Use the new positions_needed accessor inlines. (replace_read): Handle reads from BLKmode CONST_INT stores. (check_mem_read_rtx): Use all_positions_needed_p function. (dse_step1): Free large positions_needed bitmaps and clear is_large. * dse.c (struct store_info): Change begin and end types to HOST_WIDE_INT. * dse.c (record_store): Fix check for unused store. * expr.c (block_clear_fn): No longer static. * expr.h (block_clear_fn): Declare. * dse.c (scan_insn): Memset and bzero can just read their arguments. * config/i386/i386.c (expand_setmem_via_rep_stos): Add ORIG_VALUE argument. If ORIG_VALUE is const0_rtx and COUNT is constant, set MEM_SIZE on DESTMEM. (ix86_expand_setmem): Adjust callers. PR target/38488 * expr.h (get_mem_align_offset): New prototype. * emit-rtl.c (get_mem_align_offset): New function. * config/i386/i386.c (expand_movmem_via_rep_mov): Set MEM_SIZE correctly. (expand_constant_movmem_prologue, expand_constant_setmem_prologue): New functions. (ix86_expand_movmem): Optimize if COUNT_EXP is constant, desired_align > align and dst & (desired_align - 1) is computable at compile time. (ix86_expand_setmem): Likewise. * builtins.c (get_memory_rtx): Try to derive MEM_ATTRS from not yet resolved SAVE_EXPR or POINTER_PLUS_EXPR. 2008-12-22 Uros Bizjak <ubizjak@gmail.com> * config/alpha/elf.h (ASM_OUTPUT_EXTERNAL): New macro. PR target/34571 * config/alpha/predicates.md (symbolic_operand): Return 1 for a label_ref with an offset. 2008-12-21 Andrew Pinski <pinskia@gmail.com> PR target/38300 * configure: Regenerate. 2008-12-21 Richard Sandiford <rdsandiford@googlemail.com> * config/mips/mips-dsp.md (mips_lbux): Turn into a define_expand, changing operand 1 to a pmode_register_operand. (mips_lhx, mips_lwx): Likewise. (mips_lbux_<mode>, mips_lhx_<mode>, mips_lwx_<mode>): New patterns. * config/mips/mips.c (mips_prepare_builtin_arg): Get the mode of the value from the argument expression. 2008-12-21 Jan Hubicka <jh@suse.cz> Kai Tietz <kai.tietz@onevision.com> * i386.md (UNSPEC_MS_TO_SYSV_CALL): New constant. (call_1_rex64_ms_sysv, call_value_0_rex64_ms_sysv, call_value_1_rex64_ms_sysv): New patterns. * i386.c (function_arg_ms_64): Pass magical value of -2 as callarg. (ix86_expand_call): Emit extra clobbers for ms->sysv ABI calls. 2008-12-21 Uros Bizjak <ubizjak@gmail.com> * config/alpha/alpha.c (alpha_pad_noreturn): New static function. (alpha_reorg): Call alpha_pad_noreturn. 2008-12-21 Denis Chertykov <denisc@overta.ru> * config/avr/avr.md ("andsi3"): Fix wrong cc attribute. 2008-12-20 Eric Botcazou <ebotcazou@adacore.com> PR target/37610 * configure.ac (gcc_cv_as_cfi_advance_working): Fall back to 'no' if readelf is nowhere to be found. * configure: Regenerate. 2008-12-19 Andrew Haley <aph@redhat.com> * builtins.c, tree-ssa-loop-ivopts.c, fixed-value.c: Fix comments. 2008-12-19 Richard Earnshaw <rearnsha@arm.com> PR target/38548 * arm/t-linux (LIB1ASMFUNCS): Add _arm_addsubdf3 and _arm_addsubsf3. * arm/lib1funcs.asm (clzsi2): Use RET macro for return instruction. 2008-12-19 Richard Earnshaw <rearnsha@arm.com> PR bootstrap/38578 * arm.c (load_multiple_sequence): Initialize ORDER array. (store_multiple_sequence): Likewise. (output_move_double): Make reg0 unsigned. (arm_output_epilogue): Make amount unsigned. (arm_expand_prologue): Move declaration of dwarf before block statements. 2008-12-19 Steve Ellcey <sje@cup.hp.com> * df-scan.c (df_hard_reg_init): Move declaration of i. 2008-12-19 Jakub Jelinek <jakub@redhat.com> PR bootstrap/37739 * config.host: For powerpc*-*-linux* host with 32-bit GCC, use rs6000/x-linux-relax snippet if ld is new enough, otherwise use rs6000/x-linux-O1. * config/rs6000/x-linux-relax: New file. * config/x-cflags-O1: New file. 2008-12-18 Joseph Myers <joseph@codesourcery.com> * config/rs6000/rs6000.c (rs6000_generate_compare): Condition choice of e500 comparison instructions on flag_finite_math_only && !flag_trapping_math, not flag_unsafe_math_optimizations. * config/rs6000/rs6000.md (abstf2): Condition choice of e500 instructions on flag_finite_math_only && !flag_trapping_math, not flag_unsafe_math_optimizations. (bltgt, sltgt): Disable for TARGET_HARD_FLOAT && !TARGET_FPRS. * config/rs6000/spe.md (cmpsfeq_gpr, tstsfeq_gpr, cmpsfgt_gpr, tstsfgt_gpr, cmpsflt_gpr, tstsflt_gpr, cmpdfeq_gpr, tstdfeq_gpr, cmpdfgt_gpr, tstdfgt_gpr, cmpdflt_gpr, tstdflt_gpr, cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr): Condition choice of comparison instructions on flag_finite_math_only && !flag_trapping_math, not flag_unsafe_math_optimizations. 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de> * configure: Regenerate. 2008-12-18 Jan Hubicka <jh@suse.cz> Kai Tietz <kai.tietz@onevision.com> * df-scan.c (persistent_obstack, df_invalidated_by_call): Remove. (df_scan_start_dump, df_get_call_refs, df_hard_reg_init): Rename df_invalidated_by_call to invalidated_by_call_regset. * df.h (df_invalidated_by_call): Remove. * regclass.c (regs_invalidated_by_call_regset, persistent_obstack): New variables. (init_reg_sets_1): Initialize regs_invalidated_by_call_regset. (globalize_reg): Likewise. * df-problems.c (df_rd_local_compute, df_lr_confluence_n, df_byte_lr_alloc): Rename df_invalidated_by_call to invalidated_by_call_regset. * basic-block.h (regs_invalidated_by_call_regset): Declare. 2008-12-18 Jan Hubicka <jh@suse.cz> Kai Tietz <kai.tietz@onevision.com> * ira-cost.c (copy_cost): Lazilly initialize move_cost if needed. 2008-12-18 Jan Hubicka <jh@suse.cz> Kai Tietz <kai.tietz@onevision.com> * i386.h (CONDITIONAL_REGISTER_USAGE): Initialize for current function ABI. * i386.c (ix86_call_abi_override): Do not trigger target re-init and do not try to modify call used regs. (ix86_maybe_switch_abi): New function. (TARGET_EXPAND_TO_RTL_HOOK): New macro. 2008-12-18 Kenneth Zadeck <zadeck@naturalbridge.com> PR rtl-optimization/37922 * dse.c (bb_info): Added regs_live field. (look_for_hardregs): New function. (replace_read): Added regs_live parameter and code to check that shift sequence does not clobber live hardregs. (check_mem_read_rtx): Added parameter to replace_read. (dse_step1): Added regs_live bitmap and initialize it. (rest_of_handle_dse): Added DF_NOTES problem and earlier call to df_analyze. * df-problems.c Renamed to df_simulate_initialize_backwards. (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards. (df_simulate_artificial_refs_at_top): Renamed to df_simulate_finalize_backwards. (df_simulate_initialized_forwards, df_simulate_one_insn_forwards, df_simulate_finalize_backwards): New functions. * df.h (df_simulate_artificial_refs_at_end): Renamed to df_simulate_initialize_backwards. (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards. (df_simulate_artificial_refs_at_top): Renamed to df_simulate_finalize_backwards. (df_simulate_initialized_forwards, df_simulate_one_insn_forwards, df_simulate_finalize_backwards): New functions. * ra-conflict.c (global_conflicts): Renamed df_simulate_artificial_refs_at_end to df_simulate_initialize_backwards. * sel-sched.c (propagate_lv_set): Renamed df_simulate_one_insn to df_simulate_one_insn_backwards. * ifcvt.c (dead_or_predicable): Renamed df_simulate_artificial_refs_at_end to df_simulate_initialize_backwards. Renamed df_simulate_one_insn to df_simulate_one_insn_backwards. * recog.c (peephole2_optimize): Ditto. * rtl-factoring (collect_pattern_seqs, clear_regs_live_in_seq): Ditto. 2008-12-18 Jakub Jelinek <jakub@redhat.com> PR middle-end/38533 * tree-ssa-reassoc.c (remove_visited_stmt_chain): New function. (rewrite_expr_tree): Add moved argument, move stmts together if needed. Call remove_visited_stmt_chain. (linearize_expr_tree): Don't move stmts here. (reassociate_bb): Call remove_visited_stmt_chain if num ops is 1. Adjust rewrite_expr_tree caller. PR middle-end/38505 * tree-ssa.c (useless_type_conversion_p_1): Return false if inner_type is incomplete and outer_type is complete. 2008-12-17 Sebastian Pop <sebastian.pop@amd.com> * doc/install.texi (Prerequisites): Document PPL and CLooG-PPL dependences and the configure options. (Configuration): Document --with-cloog, --with-ppl, --with-cloog-lib, --with-ppl-lib, --with-cloog-incude, --with-ppl-include. 2008-12-17 H.J. Lu <hongjiu.lu@intel.com> PR middle-end/38556 * calls.c (expand_call): Check outgoing_reg_parm_stack_space only if REG_PARM_STACK_SPACE is defined. 2008-12-17 Jan Hubicka <jh@suse.cz> Kai Tietz <kai.tietz@onevision.com> * calls.c (expand_call): Do not sibcall if outgoing_reg_parm_stack_space does not match. 2008-12-16 Anatoly Sokolov <aesok@post.ru> * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81, atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b devices. * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.). * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.). 2008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com> PR target/38842 * config/picochip/picochip.opt (mae): Squeezed the comments onto one line. 2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up supports hidden. * configure: Regenerate. 2008-12-16 Richard Earnshaw <rearnsha@arm.com> PR target/37436 * arm.c (arm_legitimate_index): Only accept addresses that are in canonical form. * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate. * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate for operand1. (extendqisi2): Likewise. (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op predicate for operand1. 2008-12-15 Adam Nemet <anemet@caviumnetworks.com> * config/mips/mips.c (mips_output_conditional_branch): Assert that openrands[1] is a CODE_LABEL. 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com> * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to the result of mips_prepare_builtin_target. 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com> * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls if TARGET_ABICALLS is true. 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com> * config/mips/mips.md (move_doubleword_fpr<mode>): Use TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case. 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com> * config/picochip/picochip.c (picochip_override_options): Disable CFI asm and change the signature of brev and byteSwap functions to use unsigned values. * config/picochip/picochip.md (commsTestPort): This is a complex instruction and should not be vliwed. Don't set insn type. 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com> * config/s390/s390.c (s390_swap_cmp): New function. (s390_non_addr_reg_read_p): New function. (s390_z10_optimize_cmp): New function. (s390_reorg): Added call to s390_optimize_cmp. * config/s390/s390.md (nop1): New insn. 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com> PR bootstrap/38383 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path for the milli.a library. 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com> Peter Bergner <bergner@vnet.ibm.com> PR target/24779 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the TOC into the call pattern. (call_indirect_aix64): Likewise. (call_value_indirect_aix32): Likewise. (call_value_indirect_aix64): Likewise. (call_indirect_nonlocal_aix32_internal): New insn and split patterns to split off the load of the TOC. (call_indirect_nonlocal_aix32): Enable only after reload. (call_indirect_nonlocal_aix64_internal): New insn and split patterns to split off the load of the TOC. (call_indirect_nonlocal_aix64): Enable only after reload. (call_value_indirect_nonlocal_aix32_internal): New insn and split patterns to split off the load of the TOC. (call_value_indirect_nonlocal_aix32): Enable only after reload. (call_value_indirect_nonlocal_aix64_internal): New insn and split patterns to split off the load of the TOC. (call_value_indirect_nonlocal_aix64): Enable only after reload. 2008-12-12 Andreas Schwab <schwab@suse.de> Revert: 2008-12-12 Andreas Schwab <schwab@suse.de> * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on a BARRIER insn. 2008-12-12 Zdenek Dvorak <ook@ucw.cz> PR tree-optimization/32044 * tree-scalar-evolution.h (expression_expensive_p): Declare. * tree-scalar-evolution.c (expression_expensive_p): New function. (scev_const_prop): Avoid introducing expensive expressions. * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto. 2008-12-12 Sebastian Pop <sebastian.pop@amd.com> PR middle-end/38409 * graphite.c (nb_reductions_in_loop): Use simple_iv. 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com> * config/i386/x86intrin.h: New header file to support all x86 intrinsics * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h 2008-12-12 H.J. Lu <hongjiu.lu@intel.com> PR target/38402 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym constraints for x86. 2008-12-12 Andreas Schwab <schwab@suse.de> * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on a BARRIER insn. 2008-12-12 Uros Bizjak <ubizjak@gmail.com> * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands. Use Pmode for scratch reg. (*mb_internal): Use (match_dup 0) for unspec operand. 2008-12-12 Alexandre Oliva <aoliva@redhat.com> * tree-vrp.c (extract_range_from_binary_expr): Don't shift by floor_log2 of zero. Negate widened zero. 2008-12-12 Ben Elliston <bje@au.ibm.com> * config/fp-bit.c (nan): Rename from this ... (makenan): ... to this. 2008-12-11 Adam Nemet <anemet@caviumnetworks.com> * config/mips/mips.md (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): Renumber operands so that the label becomes operands[1]. 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com> PR tree-optimization/38446 * graphite.c (register_bb_in_sese): New. (bb_in_sese_p): Check if bb belongs to sese region by explicitly looking at the bbs in the region. * graphite.h (sese): Add region_basic_blocks pointer set to structure and initialize at the time of defining new scop. 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de> * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE. (find_params_in_bb): Do not free data refs. (free_graphite_bb): Add FIXME on disabled free_data_refs. 2008-12-11 Sebastian Pop <sebastian.pop@amd.com> * graphite.c (struct ivtype_map_elt): New. (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map, new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts, gcc_type_for_cloog_iv): New. (loop_iv_stack_patch_for_consts): Use the type of the induction variable from the original loop, except for the automatically generated loops, i.e., in the case of a strip-mined loop, in which case there is no original loop: in that case just use integer_type_node. (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES. (free_graphite_bb): Free GBB_CLOOG_IV_TYPES. (clast_name_to_gcc): Accept params to be NULL. (clast_to_gcc_expression): Take an extra parameter for the type. Convert to that type all the expressions built by this function. (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New. (graphite_translate_clast_equation): Compute the type of the clast_equation before translating its LHS and RHS. (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New. (graphite_create_new_loop): Compute the type of the induction variable before translating the lower and upper bounds and before creating the induction variable. (rename_variables_from_edge, rename_phis_end_scop): New. (copy_bb_and_scalar_dependences): Call rename_phis_end_scop. (sese_add_exit_phis_edge): Do not use integer_zero_node. (find_cloog_iv_in_expr, compute_cloog_iv_types_1, compute_cloog_iv_types): New. (gloog): Call compute_cloog_iv_types before starting the translation of the clast. * graphite.h (struct graphite_bb): New field cloog_iv_types. (GBB_CLOOG_IV_TYPES): New. (debug_ivtype_map): Declared. (oldiv_for_loop): New. 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de> PR middle-end/38459 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS. (param_index): Assert if parameter is not know after parameter detection. (find_params_in_bb): Detect params directly in GBB_CONDITIONS. (find_scop_parameters): Mark, that we have finished parameter detection. (graphite_transform_loops): Move condition detection before parameter detection. * graphite.h (struct scop): Add SCOP_ADD_PARAMS. 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> PR testsuite/35677 * emutls.c (__emutls_get_address): Make sure offset is really zero before initializing the object's offset. 2008-12-11 Jakub Jelinek <jakub@redhat.com> PR c++/38253 * gimplify.c (gimplify_init_constructor): Don't force constructor into memory if there is just one nonzero element. 2008-12-11 Sebastian Pop <sebastian.pop@amd.com> Fix testsuite/gfortran.dg/graphite/id-4.f90. * graphite.c (scan_tree_for_params): Do not compute the multiplicand when not needed. 2008-12-11 Sebastian Pop <sebastian.pop@amd.com> * graphite.c (build_scops_1): Initialize open_scop.exit and sinfo.last. 2008-12-11 Sebastian Pop <sebastian.pop@amd.com> Jan Sjodin <jan.sjodin@amd.com> Harsha Jagasia <harsha.jagasia@amd.com> PR middle-end/37852 PR middle-end/37883 PR middle-end/37928 PR middle-end/37980 PR middle-end/38038 PR middle-end/38039 PR middle-end/38073 PR middle-end/38083 PR middle-end/38125 * tree-phinodes.c (remove_phi_nodes): New, extracted from... * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block): ... here. * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared. * Makefile.in (graphite.o): Depend on value-prof.h. (graphite.o-warn): Removed -Wno-error. * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list to be a NULL pointer. Call update_stmt. Return the newly created cannonical induction variable. * graphite.h (debug_rename_map): Declared. Fix some comments. * graphite.c: Reimplement the code generation from graphite to gimple. Include value-prof.h. (loop_iv_stack_get_iv): Do not return NULL for constant substitutions. (get_old_iv_from_ssa_name): Removed. (graphite_stmt_p): New. (new_graphite_bb): Test for useful statements before building a graphite statement for the basic block. (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason. (recompute_all_dominators, graphite_verify, nb_reductions_in_loop, graphite_loop_normal_form): New. (scop_record_loop): Call graphite_loop_normal_form. (build_scop_loop_nests): Iterate over all the blocks of the function instead of relying on the incomplete information from SCOP_BBS. Return the success of the operation. (find_params_in_bb): Use the data from GBB_DATA_REFS. (add_bb_domains): Removed. (build_loop_iteration_domains): Don't call add_bb_domains. Add the iteration domain only to the basic blocks that have been translated to graphite. (build_scop_conditions_1): Add constraints only if the basic block have been translated to graphite. (build_scop_data_accesses): Completely disabled until data dependence is correctly implemented. (debug_rename_elt, debug_rename_map_1, debug_rename_map): New. (remove_all_edges_1, remove_all_edges): Removed. (get_new_name_from_old_name): New. (graphite_rename_variables_in_stmt): Renamed. rename_variables_in_stmt. Call get_new_name_from_old_name. Use replace_exp and update_stmt. (is_old_iv): Renamed is_iv. (expand_scalar_variables_stmt): Extra parameter for renaming map. Use replace_exp and update_stmt. (expand_scalar_variables_expr): Same. Use the map to get the new names for the renaming of induction variables and for the renaming of variables after a basic block has been copied. (expand_scalar_variables): Same. (graphite_rename_variables): Renamed rename_variables. (move_phi_nodes): Removed. (get_false_edge_from_guard_bb): New. (build_iv_mapping): Do not insert the induction variable of a loop in the renaming iv map if the basic block does not belong to that loop. (register_old_new_names, graphite_copy_stmts_from_block, copy_bb_and_scalar_dependences): New. (translate_clast): Heavily reimplemented: copy basic blocks, do not move them. Finally, in call cleanup_tree_cfg in gloog. At each translation step call graphite_verify ensuring the consistency of the SSA, loops and dominators information. (collect_virtual_phis, find_vdef_for_var_in_bb, find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs): Removed huge hack. (mark_old_loops, remove_dead_loops, skip_phi_defs, collect_scop_exit_phi_args, patch_scop_exit_phi_args, gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed. (remove_sese_region, ifsese, if_region_entry, if_region_exit, if_region_get_condition_block, if_region_set_false_region, create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p, sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb, sese_add_exit_phis_edge, sese_add_exit_phis_var, rewrite_into_sese_closed_ssa): New. (gloog): Remove dead code. Early return if code cannot be generated. Call cleanup_tree_cfg once the scop has been code generated. (graphite_trans_scop_block, graphite_trans_loop_block): Do not block loops with less than two loops. (graphite_apply_transformations): Remove the call to scop_remove_ignoreable_gbbs. (limit_scops): When build_scop_loop_nests fails, continue on next scop. Fix open_scop.entry. (graphite_transform_loops): Call recompute_all_dominators: force the recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS. Call initialize_original_copy_tables and free_original_copy_tables to be able to copy basic blocks during code generation. When build_scop_loop_nests fails, continue on next scop. (value_clast): New union. (clast_to_gcc_expression): Fix type cast warning. 2008-12-10 Richard Guenther <rguenther@suse.de> PR tree-optimization/36792 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like tcc_binary. 2008-12-10 Daniel Berlin <dberlin@dberlin.org> PR tree-optimization/36792 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set. 2008-12-10 Alexandre Oliva <aoliva@redhat.com> PR target/37033 * dwarf2out.c (saved_do_cfi_asm): New. (dwarf2out_do_frame): Take it into account. (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate. 2008-12-10 Alexandre Oliva <aoliva@redhat.com> PR middle-end/38271 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for variables initialized from SRAed bit fields. 2008-12-10 Martin Guy <martinwguy@yahoo.it> PR target/37668 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the result will be in an FPU register. 2008-12-10 Eric Botcazou <ebotcazou@adacore.com> PR target/37170 PR target/38448 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external on the associated SYMBOL_REF_DECL node, if any. 2008-12-09 David Daney <ddaney@caviumnetworks.com> * config/mips/sync.md (sync_<optab>_12): Replace MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND. (sync_old_<optab>_12): Remove third paramater to MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP with MIPS_SYNC_OLD_OP_12_AND. (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP with MIPS_SYNC_NEW_OP_12_AND. (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with MIPS_SYNC_OP_12_XOR, reduce length attribute to 40. (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40. (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with MIPS_SYNC_NEW_OP_12_XOR. * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP, MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten to implement new __sync_nand semantics. (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and remove third parameter. (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed. (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND. (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR. (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND. (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR. (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND. (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de> * graphite.c (graphite_transform_loops): Always call find_transform () in ENABLE_CHECKING. So we test these code paths, even if we do not generate code. 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de> * graphite.c (print_graphite_bb): Fix printing to file != dump_file. 2008-12-09 Jakub Jelinek <jakub@redhat.com> PR middle-end/38454 * function.h (struct function): Add always_inline_functions_inlined. * ipa-inline.c (cgraph_early_inlining): Set it to true. * tree-optimize.c (execute_fixup_cfg): Likewise. * builtins.c (avoid_folding_inline_builtin): New function. (fold_call_expr): Don't optimize always_inline builtins before inlining. (fold_call_stmt): Likewise. (fold_builtin_call_array): Likewise. Don't call fold_builtin_varargs for BUILT_IN_MD builtins. PR tree-optimization/37416 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR. 2008-12-09 Janis Johnson <janis187@us.ibm.com> * doc/sourcebuild.texi (Test Directives): Fix formatting. 2008-12-09 Vladimir Makarov <vmakarov@redhat.com> * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description. * doc/invoke.texi (-fira-region): Describe new option. (-fira-algorithm): Change the values. * ira-conflicts.c (build_conflict_bit_table, build_allocno_conflicts): Use ira_reg_classes_intersect_p. (ira_build_conflicts): Use flag flag_ira_region instead of flag_ira_algorithm. Prohibit usage of callee-saved likely spilled base registers for allocnos crossing calls. * flags.h (enum ira_algorithm): Redefine. (enum ira_region): New. (flag_ira_region): New. * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region instead of flag_ira_algorithm. * toplev.c (flag_ira_algorithm): Change the initial value. (flag_ira_region): New. * ira-int.h (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New. * ira-color.c (update_copy_costs): Use ira_reg_classes_intersect_p. Use right class to find hard reg index. (update_conflict_hard_regno_costs): Ditto. Add a new parameter. (assign_hard_reg): Ditto. Pass additional argument to update_conflict_hard_regno_costs. Do not uncoalesce for priority coloring. (allocno_priorities, setup_allocno_priorities, allocno_priority_compare_func): Move before color_allocnos. (color_allocnos): Add priority coloring. Use flag flag_ira_region instead of flag_ira_algorithm. (move_spill_restore): Check classes of the same reg allocno from different regions. (update_curr_costs): Use ira_reg_classes_intersect_p. (ira_reassign_conflict_allocnos): Ditto. * opts.c (decode_options): Always set up flag_ira. Set up flag_ira_algorithm. Warn CB can not be used for architecture. (common_handle_option): Modify code for -fira-algorithm. Add code to process -fira-region. * ira-lives.c (update_allocno_pressure_excess_length): Process superclasses too. (set_allocno_live, clear_allocno_live, mark_reg_live, mark_reg_dead, process_bb_node_lives): Ditto. * ira-emit.c (ira_emit): Fix insn codes. * ira-build.c (propagate_allocno_info): Use flag flag_ira_region instead of flag_ira_algorithm. (allocno_range_compare_func): Ignore classes for priority coloring. (setup_min_max_conflict_allocno_ids): Ditto. (ira_flattening): Use ira_reg_classes_intersect_p. * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT. * common.opt (fira-algorithm): Modify. (fira-region): New. * ira.c (setup_class_hard_regs): Initialize. (setup_cover_and_important_classes): Modify code setting class related info for priority coloring. (setup_class_translate): Ditto. (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New. (setup_reg_class_intersect_union): Rename to setup_reg_class_relations. Add code for setting up new variables. (find_reg_class_closure): Do not check targetm.ira_cover_classes. (ira): Use flag flag_ira_region instead of flag_ira_algorithm. * ira-costs.c (common_classes): New. (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm. (find_allocno_class_costs): Ditto. Use common_classes. Translate alt_class. (ira_costs): Allocate/deallocate common_classes. * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19. (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for R02A_REGS. * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in smallest_mode_for_size. 2008-12-10 Ben Elliston <bje@au.ibm.com> * config/rs6000/linux-unwind.h (get_regs): Constify casts. 2008-12-09 Jan Hubicka <jh@suse.cz> * predict.c (estimate_bb_frequencies): Fix test if profile is present. 2008-12-09 Jakub Jelinek <jakub@redhat.com> PR tree-optimization/35468 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant string on LHS. 2008-12-09 Richard Guenther <rguenther@suse.de> PR tree-optimization/38445 * tree-ssa-structalias.c (emit_pointer_definition): Only visit names once. (emit_alias_warning): Adjust. 2008-12-09 Andrew Haley <aph@redhat.com> * fixed-value.c (do_fixed_add): Add comment. * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise. * builtins.c (fold_builtin_sqrt): Likewise. 2008-12-09 Kai Tietz <kai.tietz@onevision.com> PR/38366 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any case. * calls.c (nitialize_argument_information): Add fntype argument and use it for calls.promote_function_args. (expand_call): Pass fntype to aggregate_value_p if no fndecl available and pass additional fntype to initialize_argument_information. * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part to get function abi type. (init_cumulative_args): Use for abi kind detection fntype, when no fndecl is available. 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com> * config/s390/s390.md (movti, movdi_64, movdi_31, *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31, *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove Q->Q alternative. (Integer->BLKmode splitter): Removed. 2008-12-08 Uros Bizjak <ubizjak@gmail.com> * config/alpha/alpha.c (alpha_set_memflags): Process memory references in full insn sequence. 2008-12-09 Jason Merrill <jason@redhat.com> * gimplify.c (gimplify_init_constructor): Revert to using < rather than <= for sparseness test. PR c++/38410 * gimplify.c (gimplify_init_constructor): Don't write out a static copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse initializers. 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de> PR middle-end/38084 Fix testsuite/gfortran.dg/graphite/id-3.f90. * graphite.c (scopdet_basic_block_info): Fix bug that found some regions more than once. 2008-12-09 Ben Elliston <bje@au.ibm.com> * emutls.c (__emutls_get_address): Prototype. (__emutls_register_common): Likewise. * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast. 2008-12-09 Ben Elliston <bje@au.ibm.com> * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v. 2008-12-08 Steve Ellcey <sje@cup.hp.com> * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant. (nonlocal_goto_receiver): New instruction. 2008-12-08 Jakub Jelinek <jakub@redhat.com> PR c/35443 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR. PR c/35442 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle VIEW_CONVERT_EXPR the same as CASE_CONVERT. 2008-12-08 Richard Henderson <rth@redhat.com> PR 38240 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed. (SET_TYPE_MODE): New. * c-decl.c (parser_xref_tag): Use it. (finish_enum): Likewise. * tree.c (build_pointer_type_for_mode): Likewise. (build_reference_type_for_mode, build_index_type): Likewise. (build_range_type, make_vector_type): Likewise. (build_common_tree_nodes_2): Likewise. * stor-layout.c (compute_record_mode): Likewise. (finalize_type_size, layout_type, make_fract_type): Likewise. (make_accum_type, initialize_sizetypes): Likewise. (vector_type_mode): New. * function.c (allocate_struct_function): Call invoke_set_current_function_hook before querying anything else. * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx. 2008-12-08 Luis Machado <luisgpm@br.ibm.com> * alias.c (find_base_term): Synch LO_SUM handling with what find_base_value does. 2008-12-08 Andrew Haley <aph@redhat.com> Kamaraju Kusumanchi <raju.mailinglists@gmail.com> * gimple.h (gimple_build_try): Fix declaration. * builtins.c (fold_builtin_sqrt): Don't use a conditional operator. * fixed-value.c (do_fixed_add): Likewise. * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise. 2008-12-08 Jakub Jelinek <jakub@redhat.com> PR middle-end/36802 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl on parallel and task contexts. 2008-12-07 Eric Botcazou <ebotcazou@adacore.com> * gimple.c (recalculate_side_effects) <tcc_constant>: New case. 2008-12-07 Richard Guenther <rguenther@suse.de> PR tree-optimization/38405 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to not sign-extend truth values. 2008-12-07 Eric Botcazou <ebotcazou@adacore.com> * tree-sra.c (scalarize_use): Create another temporary with the proper type for signed types in the use_all && !is_output bitfield case. 2008-12-06 Steven Bosscher <steven@gcc.gnu.org> PR rtl-optimization/36365 * df-core.c (df_worklist_dataflow_overeager): Remove. (df_worklist_dataflow): Don't call it, use double-queue only. * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove. 2008-12-06 Jakub Jelinek <jakub@redhat.com> PR middle-end/38428 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile. 2008-12-07 Ben Elliston <bje@au.ibm.com> * gthr-single.h (__gthread_once): Adjust prototype to match all other gthreads models. 2008-12-06 Jakub Jelinek <jakub@redhat.com> * config/i386/i386.c (override_options): Use CPU_AMDFAM10 instead of PROCESSOR_AMDFAM10 for barcelona's schedule. PR middle-end/38422 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR operands to mult_type if it isn't narrower than op0's type. 2008-12-06 Jan Hubicka <jh@suse.cz> Jakub Jelinek <jakub@redhat.com> PR tree-optimization/38074 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0 entry frequency. * predict.c (combine_predictions_for_bb): Ignore predictor predicting in both dirrection for first match heuristics. (tree_bb_level_predictions): Disable noreturn heuristic when there is no returning path. 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com> PR rtl-optimization/38272 * reload1.c (choose_reload_regs): Keep reload_spill_index correct in all cases. 2008-12-05 Jakub Jelinek <jakub@redhat.com> PR c++/35336 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF. (pp_c_expression): Likewise. 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com> PR c/38416 * c-parser.c (struct c_token): Make pragma_kind 8 bits. 2008-12-05 Jakub Jelinek <jakub@redhat.com> PR middle-end/37248 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize arguments to HOST_WIDE_INT. If type has different signedness than unsignedp or different precision from bitsize, create the right type for BIT_FIELD_REF and cast to type. (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT. Revert: 2008-03-05 Richard Guenther <rguenther@suse.de> PR c++/35336 * fold-const.c (fold_truthop): Remove code generating BIT_FIELD_REFs of structure bases. (fold_binary): Likewise. (make_bit_field_ref): Remove. (optimize_bit_field_compare): Remove. (all_ones_mask_p): Remove. 2008-12-05 Jakub Jelinek <jakub@redhat.com> * tree-sra.c (sra_explode_bitfield_assignment): Always call unsigned_type_for, if the precision is higher than needed, call build_nonstandard_integer_type. PR debug/38367 * function.c (assign_parm_find_stack_rtl): If promoted_mode is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for big endian. PR middle-end/38338 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn only if internal_arg_pointer is a non-virtual pseudo. 2008-12-05 Joseph Myers <joseph@codesourcery.com> * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500. * config/rs6000/spe.md (e500_cr_ior_compare): Likewise. 2008-12-05 Jakub Jelinek <jakub@redhat.com> PR tree-optimization/37716 * gimplify.c (gimplify_expr): Allow COND_EXPR if gimplify_ctxp->allow_rhs_cond_expr. 2008-12-05 Uros Bizjak <ubizjak@gmail.com> * config/alpha/alpha.c (alpha_fold_vector_minmax): Create VIEW_CONVERT_EXPR to convert output to long_integer_type_node. (alpha_emit_conditional_branch): Do not generate direct branch for UNORDERED comparisons. 2008-12-05 Andreas Schwab <schwab@suse.de> * config/rs6000/linux-unwind.h (frob_update_context): Check for NULL lr. 2008-12-05 Jakub Jelinek <jakub@redhat.com> PR c/38408 * fold-const.c (fold_checksum_tree): Change buf type to union tree_node. 2008-12-05 Sebastian Pop <sebastian.pop@amd.com> PR bootstrap/38262 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS. (BACKENDLIBS): New. (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS. 2008-12-05 Ben Elliston <bje@au.ibm.com> * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and comma_loc. (c_parser_initelt): Initialise des_loc and ellipsis_loc. 2008-12-04 Eric Botcazou <ebotcazou@adacore.com> Gary Funck <gary@intrepid.com> * cse.c (lookup_as_function): Delete mode frobbing code. (equiv_constant): Re-implement it there for SUBREGs. 2008-12-04 Richard Guenther <rguenther@suse.de> PR middle-end/36509 * Makefile.in (tree-ssa-alias-warnings.o): Remove. (tree-ssa-structalias.o): Remove errors.h dependency. (tree-ssa-reassoc.o): Likewise. * tree-ssa-reassoc.c: Do not include errors.h. * tree-ssa-alias-warnings.c: Remove. * tree-ssa-alias.c (compute_may_aliases): Remove call to strict_aliasing_warning_backend. * tree-ssa-structalias.c (emit_pointer_definition): New function. (emit_alias_warning): Likewise. (set_uids_in_ptset): Warn for clear cases of type-punning. * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING on INDIRECT_REFs. 2008-12-04 Eric Botcazou <ebotcazou@adacore.com> * cse.c (equiv_constant): Fix pasto. 2008-12-04 Nick Clifton <nickc@redhat.com> * config/stormy16/stormy16.md: Remove extraneous spaces and quotes. * config/stormy16/stormy16.c: Remove extraneous spaces and fix up formatting of quotes. 2008-12-04 Jakub Jelinek <jakub@redhat.com> PR middle-end/38371 * fold-const.c (fold_checksum_tree): Allow modification of TYPE_NEXT_VARIANT. 2008-12-03 Jakub Jelinek <jakub@redhat.com> PR middle-end/38360 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't have the right number of arguments. 2008-12-03 Richard Guenther <rguenther@suse.de> PR middle-end/36326 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for non-BLKmode types. 2008-12-03 Tomas Bily <tbily@suse.cz> PR middle-end/38250 * tree-loop-distribution.c (build_size_arg): New function. (generate_memset_zero): Checks if dr_analyze_innermost succeed. Reorganized generating of stmts. * testsuite/gcc.dg/tree-ssa/pr38250.c: New file. * tree-data-ref.c (dr_analyze_innermost): Returns bool. Indicate if analysis succeed. * tree-data-ref.h (dr_analyze_innermost): Returns bool. * tree-predcom.c (valid_initializer_p, find_looparound_phi): Uses new definition of dr_analyze_innermost. 2008-12-03 Ben Elliston <bje@au.ibm.com> * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime. 2008-12-03 Jakub Jelinek <jakub@redhat.com> PR tree-optimization/37716 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct all the needed operations as trees and gimplify_assign it to dst. PR target/37610 * configure.ac (gcc_cv_readelf): Look for readelf. (gcc_cv_as_cfi_advance_working): Check for working cfi advances with code alignment factor > 1. (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances don't work properly. * configure: Regenerated. 2008-12-03 Eric Botcazou <ebotcazou@adacore.com> Jakub Jelinek <jakub@redhat.com> Andrew Pinski <andrew_pinski@playstation.sony.com> PR rtl-optimization/38281 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2, set it to NULL_RTX afterwards. * emit-rtl.c (set_insn_deleted): Fix formatting. 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com> * config/mips/mips.c (mips_expand_builtin): Fix the mode of the error return value. * config/mips/mips.md (IMOVE32): New mode iterator. (movsi): Generalize with IMOVE32. (*movsi_internal): Likewise. (*mov<mode>_mips16): Likewise. (*lwxs): Likewise. 2008-12-02 Nathan Sidwell <nathan@codesourcery.com> Maxim Kuvyrkov <maxim@codesourcery.com> * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of PC-relative addressing when compiling for uclinux PIC. (__cmpdf_internal, __cmpsf_internal): Hide. (__cmpdf, __cmpsf): Use PIC call sequence. 2008-12-02 Andreas Tobler <a.tobler@schweiz.org> Jack Howarth <howarth@bromo.med.uc.edu> * config/i386/t-darwin64: Add m32 multilib support. 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu> * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later. 2008-12-02 Jakub Jelinek <jakub@redhat.com> PR middle-end/38343 * builtins.c (fold_builtin_memory_op): Convert len to sizetype before using it in POINTER_PLUS_EXPR. 2008-12-02 Richard Guenther <rguenther@suse.de> PR tree-optimization/38359 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for non-negative x. 2008-12-02 Martin Jambor <mjambor@suse.cz> PR middle-end/37861 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check for INDIRECT_REFs. (forward_propagate_addr_into_variable_array_index): Check that the offset is not computed from a MULT_EXPR, use is_gimple_assign rather than the gimple code directly. 2008-12-02 Ben Elliston <bje@au.ibm.com> * config/spu/float_disf.c (__floatdisf): Prototype. * config/spu/float_unsdisf.c (__float_undisf): Likewise. * config/spu/float_unssidf.c (__float_unssidf): Constify cast. * config/spu/float_unsdidf.c (__float_unsdidf): Likewise. 2008-12-02 DJ Delorie <dj@redhat.com> * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate. (DWARF_CIE_DATA_ALIGNMENT): Define. * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Invert add/sub for INCOMING_FRAME_SP_OFFSET. (xstormy16_expand_prologue): Likewise. (xstormy16_expand_builtin_va_start): Likewise. (xstormy16_gimplify_va_arg_expr): Likewise. 2008-12-02 Jakub Jelinek <jakub@redhat.com> PR middle-end/38343 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs potentially returned from folding memcpy. (expand_builtin_stpcpy_args): Similarly for folding strcpy. (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored. 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net> PR target/38054 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall decoration of function RTL names here on Ada language. 2008-12-01 Vladimir Makarov <vmakarov@redhat.com> PR rtl-optimization/38280 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func, ira_rebuild_regno_allocno_list): New functions. (regno_allocnos): New static variable. (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos. Call ira_rebuild_regno_allocno_list. 2008-12-01 David Daney <ddaney@caviumnetworks.com> Adam Nemet <anemet@caviumnetworks.com> * config/mips/linux64.h (DRIVER_SELF_SPECS): Add LINUX_DRIVER_SELF_SPECS. 2008-12-01 Vladimir Makarov <vmakarov@redhat.com> PR rtl-optimization/37514 * reload1.c (reload_as_needed): Invalidate reg_last_reload from previous insns. 2008-12-01 Jakub Jelinek <jakub@redhat.com> PR c++/38348 * c-omp.c (c_finish_omp_for): Only transform pointer ++ or -- into MODIFY_EXPR if second argument is non-NULL. PR rtl-optimization/38245 * tree-vrp.c (abs_extent_range): New function. (extract_range_from_binary_expr): Compute range for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE or includes zero or if vr1 is VR_RANGE and op0 has some other range. 2008-12-01 Uros Bizjak <ubizjak@gmail.com> PR middle-end/37908 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND case by calculating ~(new_reg & val) instead of (~new_reg & val). * config/alpha/sync.md (sync_nand<mode>): Change insn RTX to (not:I48MODE (and:I48MODE (...))). (sync_old_nand<mode>): Ditto. (sync_new_nand<mode>): Ditto. 2008-12-01 Nick Clifton <nickc@redhat.com> * config/stormy16/stormy16.md (CARRY_REG): New constant. Replace uses of the "y" register class with direct references to the CARRY_REG register. * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch register with clobbers of the carry register. (xstormy16_secondary_reload_class): Do not return CARRY_REGS. (xstormy16_split_cbranch): Remove redundant carry parameter. (xstormy16_expand_arith): Likewise. * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS. (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise. (CARRY_REGNUM): Define. * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch): Update prototype. (xstormy16_expand_arith): Likewise. 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com> * config/score/score.h (IRA_COVER_CLASSES): Define. 2008-11-30 Eric Botcazou <ebotcazou@adacore.com> PR target/38287 * config/sparc/sparc.md (divsi3 expander): Remove constraints. (divsi3_sp32): Add new alternative with 'K' for operand #2. (cmp_sdiv_cc_set): Factor common string. (udivsi3_sp32): Add new alternative with 'K' for operand #2. Add TARGET_V9 case. (cmp_udiv_cc_set): Factor common string. 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> PR middle-end/38283 * varasm.c (emutls_finish): Fix common registration. 2008-11-29 Jakub Jelinek <jakub@redhat.com> PR target/29987 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine. 2008-11-29 David Edelsohn <edelsohn@gnu.org> * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)). (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)). * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL. Call rs6000_emit_sync with CODE=NOT and unmodified operands. Ignore sub-word case for now. (sync_nand<mode>_internal): Represent NAND in RTL. (sync_old_nand<mode): Same. (sync_old_name<mode>_internal): Same. (sync_new_nand<mode>): Same. (sync_new_nand<mode>_internal): Same. (sync_boolcshort_internal): Expect NAND. 2008-11-28 Richard Guenther <rguenther@suse.de> PR tree-optimization/37955 PR tree-optimization/37742 * tree-vect-transform.c (vectorizable_store): Remove assert for compatible aliases. (vectorizable_load): Likewise. 2008-11-27 Richard Guenther <rguenther@suse.de> * tree-ssa-structalias.c (intra_create_variable_infos): Make a constraint for the static chain parameter. 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com> * config/bfin/bfin.opt (micplb): New option. * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it. * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS, ENABLE_WA_INDIRECT_CALLS): New macros. * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to all 54x CPUs. (indirect_call_p): New function. (workaround_speculation): Handle anomaly 05-00-0426 when ENABLE_WA_INDIRECT_CALLS is true. * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS. * doc/invoke.texi (Blackfin Options): Document -micplb. 2008-11-26 DJ Delorie <dj@redhat.com> * config/m32c/mov.md ("extendhipsi2"): New. * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate. * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class. * config/m32c/mov.md (zero_extendqihi2): Likewise. 2008-11-26 Adam Nemet <anemet@caviumnetworks.com> * config/mips/mips.md (clear_hazard): Rename to clear_hazard_<mode>. Use mode-specific addition. (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si or gen_clear_hazard_di depending on the size of Pmode. 2008-11-26 DJ Delorie <dj@redhat.com> * configure.ac: Test m32c-elf-gas for .loc. * configure: Likewise. 2008-11-26 Janis Johnson <janis187@us.ibm.com> PR testsuite/28870 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and dg-timeout-factor. 2008-11-26 Uros Bizjak <ubizjak@gmail.com> * config/i386/sync.md (memory_barrier_nosse): Disable also for TARGET_64BIT. Remove special asm template for TARGET_64BIT case. (memory_barrier): Do not generate memory_barrier_nosse instruction for TARGET_64BIT. * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT. 2008-11-26 Fredrik Unger <fred@tree.se> * config/soft-fp/floatuntisf.c (__floatuntisf): Correct function name from __floatundisf. * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to DFtype. 2008-11-25 Daniel Berlin <dberlin@dberlin.org> Richard Guenther <rguenther@suse.de> PR tree-optimization/37869 * tree-ssa-structalias.c (struct constraint_graph): Remove pt_used and number_incoming members. (build_pred_graph): Do not allocate them. (condense_visit): Do not use them. (label_visit): Likewise. (free_var_substitution_info): Do not free them. 2008-11-25 Vladimir Makarov <vmakarov@redhat.com> * doc/invoke.texi (ira-max-loops-num): Change semantics. * ira-int.h (struct ira_loop_tree_node): New member to_remove_p. * ira-color.c (allocno_spill_priority): New function. (remove_allocno_from_bucket_and_push, push_allocno_to_spill): Print more info about the spilled allocno. (push_allocnos_to_stack): Use allocno_spill_priority. Add more checks on bad spill. * ira-build.c (loop_node_to_be_removed_p): Remove. (loop_compare_func, mark_loops_for_removal): New functions. (remove_uneccesary_loop_nodes_from_loop_t): Use member to_remove_p. (remove_unnecessary_allocnos): Call mark_loops_for_removal. * ira.c (ira): Don't change flag_ira_algorithm. * params.def (ira-max-loops-num): Change the value. 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com> * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up. Disable unsupported alternative for ColdFire, add new alternative that ColdFire can handle. 2008-11-25 Eric Botcazou <ebotcazou@adacore.com> * regrename.c (merge_overlapping_regs): Add registers artificially defined at the top of the basic block to the set of live ones just before the first insn. 2008-11-25 H.J. Lu <hongjiu.lu@intel.com> Joey Ye <joey.ye@intel.com> PR middle-end/37843 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return false if we need to align the outgoing stack. (ix86_update_stack_boundary): Check parm_stack_boundary. 2008-11-25 Richard Guenther <rguenther@suse.de> PR middle-end/38151 PR middle-end/38236 * tree-ssa-alias.c (struct alias_info): Remove written_vars. Remove dereferenced_ptrs_store and dereferenced_ptrs_load in favor of dereferenced_ptrs. (init_alias_info): Adjust. (delete_alias_info): Likewise. (compute_flow_insensitive_aliasing): Properly include all aliased variables. (update_alias_info_1): Use dereferenced_ptrs. (setup_pointers_and_addressables): Likewise. (get_smt_for): Honor ref-all pointers and pointers with known alias set properly. * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers. 2008-11-25 Uros Bizjak <ubizjak@gmail.com> PR target/38254 * config/i386/sync.md (memory_barrier_nosse): New insn pattern. (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2. 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com> * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo. 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com> * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define. 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com> PR target/35018 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes. (addsi_lshrsi_31): Add ColdFire-friendly alternatives. 2008-11-24 Uros Bizjak <ubizjak@gmail.com> * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from UNSPECV_CMPXCHG_[12]. * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of UNSPECV_CMPXCHG_[12]. PR target/36793 * config/i386/sync.md (memory_barrier): New expander. 2008-11-24 Jakub Jelinek <jakub@redhat.com> PR middle-end/37135 * dse.c (find_shift_sequence): Optimize extraction from a constant. 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> * pa.c (function_arg): Revert 2008-10-26 change. 2008-11-23 Helge Deller <deller@gmx.de> * pa/linux-atomic.c (EBUSY): Define if not _LP64. (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call succeeded and lws_ret is not equal to oldval. 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used. 2008-11-22 Andreas Schwab <schwab@suse.de> * varasm.c (default_file_start): Suppress ASM_APP_OFF also with -dA and -dP. 2008-11-22 Adam Nemet <anemet@caviumnetworks.com> * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>. Use constant 1 as the operand. * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode. Rename gen_rdhwr to gen_rdhwr_synci_step_si or gen_rdhwr_synci_step_di depending on the size of Pmode. 2008-11-22 Uros Bizjak <ubizjak@gmail.com> PR target/38222 * config/i386/i386.md (SWI248): New mode iterator. (SWI32): Remove mode iterator. (popcount<mode>2): Rename from popcounthi2, popcountsi2 and popcounthi2 insn patterns. Macroize pattern using SWI248 mode iterator. Generate popcnt mnemonic without mode extensions for Darwin x86 targets. (*popcount<mode>2_cmp): Ditto. (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode extensions for Darwin x86 targets. 2008-11-22 Eric Botcazou <ebotcazou@adacore.com> * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define only if HAVE_AS_SPARC_UA_PCREL is defined. 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com> * ira-costs.c (find_allocno_class_costs): Work out the maximum allocno_costs value of the classees with the lowest total_costs value. Use this to set ALLOCNO_COVER_CLASS_COST here... (setup_allocno_cover_class_and_costs): ...rather than here. Use the ALLOCNO_COVER_CLASS_COST for all registers in the preferred class. 2008-11-22 Jakub Jelinek <jakub@redhat.com> PR middle-end/37323 * builtins.c (expand_builtin_apply_args): Emit sequence before parm_birth_insn instead of after entry_of_function's first insn. PR middle-end/37316 * function.c (assign_parm_remove_parallels): Pass data->passed_type as third argument to emit_group_store. PR target/37170 * final.c (mark_symbol_refs_as_used): New function. * output.h (mark_symbol_refs_as_used): New prototype. * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed. (s390_output_pool_entry): Use mark_symbol_refs_as_used. * config/arm/arm.md (consttable_4): Likewise. PR target/37880 * doc/invoke.texi: Adjust wording of -mcmodel=medium description. 2008-11-21 Jakub Jelinek <jakub@redhat.com> PR middle-end/38200 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only propagate x = &a into *x = b if conversion from b to a's type is useless. 2008-11-21 Eric Botcazou <ebotcazou@adacore.com> * caller-save.c (insert_one_insn): Take into account REG_INC notes for the liveness computation of the new insn. 2008-11-21 DJ Delorie <dj@redhat.com> * config/stormy16/stormy16.md (movqi_internal, movhi_internal): Moves to/from below100 space (W) can only use r0-r7. 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com> PR other/38214 * doc/invoke.texi (Optimization Options): Fix typo. 2008-11-21 H.J. Lu <hongjiu.lu@intel.com> Xuepeng Guo <xuepeng.guo@intel.com> * config.gcc (extra_headers): For x86 and x86-64, remove gmmintrin.h, add immintrin.h and avxintrin.h. * config/i386/gmmintrin.h: Renamed to ... * config/i386/avxintrin.h: This. Issue an error if _IMMINTRIN_H_INCLUDED is undedined. * config/i386/immintrin.h: New. 2008-11-21 Jakub Jelinek <jakub@redhat.com> PR target/38208 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use mode of PLUS, not mode of the eliminated register. 2008-11-21 Uros Bizjak <ubizjak@gmail.com> * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3. * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3. (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3. (sse2_nand<mode>3): Rename to sse2_andnot<mode>3. (*sse_nand<mode>3): Rename to *sse_andnot<mode>3. (*avx_nand<mode>3): Rename to *avx_andnot<mode>3. (*nand<mode>3): Rename to *andnot<mode>3. (*nandtf3): rename to *andnottf3. * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]: Use CODE_FOR_mmx_andnotv2si3. [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3. [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3. [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3. [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3. [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3. 2008-11-21 Uros Bizjak <ubizjak@gmail.com> PR middle-end/37908 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND case by calculating ~(new_reg & val) instead of (~new_reg & val). * config/ia64/sync.md (sync_nand<mode>): Change insn RTX to (not:IMODE (and:IMODE (...))). (sync_old_nand<mode>): Ditto. (sync_new_nand<mode>): Ditto. 2008-11-20 Joseph Myers <joseph@codesourcery.com> * config/arm/thumb2.md (thumb2_casesi_internal, thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4. 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com> * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic nand to the changed 4.4 semantic. 2008-11-20 Jakub Jelinek <jakub@redhat.com> PR middle-end/29215 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined. (fold_builtin_memory_op): Handle even the case where just one of src and dest is an address of a var decl component, using TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant and readonly_data_expr src check. * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut up warnings. PR rtl-optimization/36998 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))). (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust stack_adjust_offset callers. (dwarf2out_stack_adjust): Likewise. Handle insns in annulled branches properly. (compute_barrier_args_size): Handle insns in annulled branches properly. 2008-11-20 Uros Bizjak <ubizjak@gmail.com> PR target/38151 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]: Handle cases when integer argument crosses argument register boundary. 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> PR bootstrap/33100 * config.gcc (i[34567]86-*-solaris2*): Don't include i386/t-crtstuff here. Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host. * config/i386/t-sol2: Move to libgcc/config/i386. 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org> PR driver/21706 * tlink.c: Include "libiberty.h". (initial_cwd): Change type into char *. (tlink_init): Call getpwd instead of getcwd. 2008-11-19 Zdenek Dvorak <ook@ucw.cz> PR rtl-optimization/32283 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base of the induction variable to decide whether it may wrap. * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the initialization of the bound before the loop. * simplify-rtx.c (simplify_binary_operation_1): Add two simplifications regarding AND. (simplify_plus_minus): Only fail if no simplification is possible. * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple. 2008-11-20 Jakub Jelinek <jakub@redhat.com> PR c++/36631 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline checking until GIMPLE lowering. * gimple-low.c (check_call_args): New function. (lower_stmt) <case GIMPLE_CALL>: Call it. 2008-11-19 Adam Nemet <anemet@caviumnetworks.com> * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize with the same type as the first operand of the AND expression. 2008-11-19 Vladimir Makarov <vmakarov@redhat.com> PR bootstrap/37859 * ira-int.h (struct ira_loop_tree_node): New member entered_from_non_parent_p. * ira-color.c (print_loop_title): Print loop bbs. * ira-emit.c (entered_from_non_parent_p, setup_entered_from_non_parent_p): New functions. (not_modified_p): Rename to store_can_be_removed_p. Check there is no side entries. (generate_edge_moves): Use store_can_be_removed_p instead of not_modified_p. (ira_emit): Call setup_entered_from_non_parent_p. * ira-build.c (copy_info_to_removed_store_destinations): Accumulate CALL_FREQ, CALL_CROSSED_NUM, and ALLOCNO_EXCESS_PRESSURE_POINTS_NUM. (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always update all accumulated attributes. 2008-11-19 Vladimir Makarov <vmakarov@redhat.com> PR bootstrap/37790 * ira-int.h (ira_copy_allocno_live_range_list, ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p, ira_finish_allocno_live_range_list): New prototypes. (ira_allocno_live_ranges_intersect_p, ira_pseudo_live_ranges_intersect_p): Remove. * ira-conflicts.c (ira_allocno_live_ranges_intersect_p, ira_pseudo_live_ranges_intersect_p): Rename to allocnos_have_intersected_live_ranges_p and pseudos_have_intersected_live_ranges_p. Move them from here to ... * ira-color.c: ... here (coalesced_allocno_conflict_p): Use allocnos_have_intersected_live_ranges_p. (coalesced_allocnos_living_at_program_points, coalesced_allocnos_live_at_points_p, set_coalesced_allocnos_live_points): Remove. (slot_coalesced_allocnos_live_ranges, slot_coalesced_allocno_live_ranges_intersect_p, setup_slot_coalesced_allocno_live_ranges): New. (coalesce_spill_slots): Use ranges of coalesced allocnos. (ira_sort_regnos_for_alter_reg): Use allocnos_have_intersected_live_ranges_p. (ira_reuse_stack_slot): Use pseudos_have_intersected_live_ranges_p. * global.c (pseudo_for_reload_consideration_p): Check flag_ira_share_spill_slots too. * ira-build.c (copy_allocno_live_range_list): Rename to ira_copy_allocno_live_range_list. Make it external. (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it external. (ira_allocno_live_ranges_intersect_p): New. (ira_finish_allocno_live_range_list): New. (finish_allocno): Use it. (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges. (copy_info_to_removed_store_destinations): Ditto. Use ira_copy_allocno_live_range_list. (ira_flattening): Use ira_merge_allocno_live_ranges. * ira.c (too_high_register_pressure_p): New function. (ira): Switch off sharing spill slots if the pressure is too high. 2008-11-19 Richard Guenther <rguenther@suse.de> * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with non-sizetype offsets if their precision matches that of the pointer. * expr.c (expand_expr_real_1): Always sign-extend the offset operand of a POINTER_PLUS_EXPR. 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> * config.gcc: Unobsolete mips-sgi-irix[56]*. (mips-sgi-irix[56]*): No need to use fixproto. 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com> Paul Brook <paul@codesourcery.com> * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid executable stack. 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com> * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs. 2008-11-19 Razya Ladelsky <razya@il.ibm.com> PR target/38156 * tree-parloops.c (loop_parallel_p): NULL vect_dump. (separate_decls_in_region): Create shared struct even when there are only reductions. 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com> * config/picochip/picochip.c (headers): Remove an unnecessary header file. 2008-11-19 Andrew Stubbs <ams@codesourcery.com> PR target/36133 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines. * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for shift instructions. * config/m68k/m68k.md: Adjust all conditional branches that use the carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE. 2008-11-18 Uros Bizjak <ubizjak@gmail.com> PR target/37362 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high" is a register or zero operand in the correct mode before generating mtch1 insn or a register operand in the correct mode before generating mfch1 insn. (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand. 2008-11-18 Adam Nemet <anemet@caviumnetworks.com> * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*. (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to mipsisa*-*-elf*. Handle mipsisa64r2*. * config/mips/sde.h (LINK_SPEC): Handle -mips64r2. * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add mips64r2. (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add mips64r2. (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16. Fix mips16 if mips64 or mips64r2 are multilib defaults. * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add mips64r2. 2008-11-18 Jakub Jelinek <jakub@redhat.com> PR target/38130 * config/i386/i386.md (allocate_stack_worker_32, allocate_stack_worker_64): Don't use match_dup between input and output operand. (allocate_stack): Adjust gen_stack_worker_{32,64} caller. * config/i386/i386.c (ix86_expand_prologue): Likewise. 2008-11-18 Kai Tietz <kai.tietz@onevision.com> * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def is forced when trying to do a symbol link for it. 2008-11-17 Adam Nemet <anemet@caviumnetworks.com> * expmed.c (extract_bit_field_1): Also use a temporary and convert_extracted_bit_field when the conversion from ext_mode to the target mode requires explicit truncation. 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com> * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first. Tweak formatting. * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator registers when not optimizing. 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com> * config/mips/mips.md (*mul_acc_si): Remove middle alternative and its associated define_split. Expose the all-d alternative to the register allocator, but mark it with "?". Mark the first alternative with "*?*?". (*mul_sub_si): Likewise. (*mul_acc_si_r3900): New pattern. 2008-11-17 Jakub Jelinek <jakub@redhat.com> PR middle-end/38140 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If propagating x = &a into *x = b, add a cast if not useless type conversion or don't optimize if another stmt would be needed. 2008-11-17 Uros Bizjak <ubizjak@gmail.com> PR middle-end/37908 * optabs.c (expand_sync_operation): Properly handle NAND case by calculating ~(t1 & val) instead of (~t1 & val). * builtins.c (expand_builtin_sync_operation): Warn for changed semantics in NAND builtins. * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand. * doc/invoke.texi (Warning options): Add Wsync-nand. * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct __sync_fetch_and_nand builtin operation in the example. Add a note about changed semantics in GCC 4.4. [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin operation in the example. Add a note about changed semantics in GCC 4.4. 2008-11-16 Jan Hubicka <jh@suse.cz> * cgraph.c (cgraph_function_body_availability): Fix test of externally visible. 2008-11-16 Joshua Kinard <kumba@gentoo.org> * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000 to -mips4. 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com> PR target/38052 * config/mips/mips.c (mips_cfun_call_saved_reg_p) (mips_cfun_might_clobber_call_saved_reg_p): New functions, split out from... (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP rather than call_really_used_regs when handling $gp. 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com> PR target/38052 * config/mips/mips.c (machine_function): Update the comment above global_pointer. (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate that a function doesn't need a global pointer. (mips_current_loadgp_style): Update accordingly. (mips_restore_gp): Likewise. (mips_output_cplocal): Likewise. (mips_expand_prologue): Likewise. 2008-11-16 Eric Botcazou <ebotcazou@adacore.com> * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode' parameter. Use DImode for computing the number of registers. (function_arg): Adjust for above change. (function_value): Likewise. 2008-11-15 Zdenek Dvorak <ook@ucw.cz> PR tree-optimization/37950 * tree-flow-inline.h (memory_partition): Return NULL when aliases were not computed for the current function. 2008-11-15 Jakub Jelinek <jakub@redhat.com> PR target/38123 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between gpr and other COMPONENT_REFs. 2008-11-15 Richard Guenther <rguenther@suse.de> PR tree-optimization/38051 * tree-ssa-alias.c (update_alias_info_1): Manually find written variables. 2008-11-15 Joshua Kinard <kumba@gentoo.org> * doc/invoke.texi (-mfix-r10000): Document. * config/mips/mips.opt (mfix-r10000): New option. * config/mips/mips-protos.h (mips_output_sync_loop): Declare. * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?. (MIPS_COMPARE_AND_SWAP_12): Likewise. (MIPS_SYNC_OP): Likewise. (MIPS_SYNC_OP_12): Likewise. (MIPS_SYNC_OLD_OP_12): Likewise. (MIPS_SYNC_NEW_OP_12): Likewise. (MIPS_SYNC_OLD_OP): Likewise. (MIPS_SYNC_NAND): Likewise. (MIPS_SYNC_OLD_NAND): Likewise. (MIPS_SYNC_EXCHANGE): Likewise. (MIPS_SYNC_EXCHANGE_12): Likewise. (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely delay slots. (MIPS_SYNC_NEW_NAND): Likewise. * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'. (mips_init_print_operand_punct): Treat '~' as a punctuation character. (mips_output_sync_loop): New function. (mips_override_options): Make -march=r10000 imply -mfix-r10000. Make -mfix-r10000 require branch-likely instructions. * config/mips/sync.md (sync_compare_and_swap<mode>): Use mips_output_sync_loop. (compare_and_swap_12): Likewise. (sync_add<mode>): Likewise. (sync_<optab>_12): Likewise. (sync_old_<optab>_12): Likewise. (sync_new_<optab>_12): Likewise. (sync_nand_12): Likewise. (sync_old_nand_12): Likewise. (sync_new_nand_12): Likewise. (sync_sub<mode>): Likewise. (sync_old_add<mode>): Likewise. (sync_old_sub<mode>): Likewise. (sync_new_add<mode>): Likewise. (sync_new_sub<mode>): Likewise. (sync_<optab><mode>): Likewise. (sync_old_<optab><mode>): Likewise. (sync_new_<optab><mode>): Likewise. (sync_nand<mode>): Likewise. (sync_old_nand<mode>): Likewise. (sync_new_nand<mode>): Likewise. (sync_lock_test_and_set<mode>): Likewise. (test_and_set_12): Likewise. 2008-11-15 Eric Botcazou <ebotcazou@adacore.com> * gcc.c (cc1_options): Fix comment. 2008-11-15 Jakub Jelinek <jakub@redhat.com> PR c++/37561 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use argtype instead of result_type. 2008-11-14 Adam Nemet <anemet@caviumnetworks.com> * ira-int.h (struct ira_loop_tree_node): Improve comments for subloop_next/next and subloops/childen fields. 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default. (STANDARD_INCLUDE_DIR): Redefine to "/include". (LOCAL_INCLUDE_DIR): Undefine. * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define. 2008-11-14 Vladimir Makarov <vmakarov@redhat.com> PR rtl-optimization/37397 * ira-int.h (struct ira_allocno): New member bad_spill_p. (ALLOCNO_BAD_SPILL_P): New macro. * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P. * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P. (create_cap_allocno, propagate_allocno_info, remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P. (update_bad_spill_attribute): New function. (ira_build): Call it. * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P. 2008-11-14 Jakub Jelinek <jakub@redhat.com> PR tree-optimization/38104 * gimplify.c (gimple_regimplify_operands): Add referenced vars before calling mark_symbols_for_renaming, not after it. 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change. (OVERRIDE_OPTIONS): Likewise. 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com> Andrew Stubbs <ams@codesourcery.com> Gunnar Von Boehn <gunnar@genesi-usa.com> PR target/36134 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring the shorter LEA insn over ADD.L where possible. 2008-11-14 Thomas Schwinge <tschwinge@gnu.org> * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd systems, which are assumend to always provide SSP-support in glibc. Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*' case. * configure: Regenerate. 2008-11-14 Jakub Jelinek <jakub@redhat.com> PR middle-end/36125 * function.c (gimplify_parameters): For callee copies parameters, move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy. 2008-11-13 Thomas Schwinge <tschwinge@gnu.org> PR target/28102 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*', x86 parts into the `i[34567]86-*-linux*' and parts that are independent of the processor architecture into the `*-*-linux*' cases. (*-*-linux*): Consider `linux.opt' only for Linux-based configurations. * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine. (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine. [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine. * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine. (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead... (LINUX_TARGET_OS_CPP_BUILTINS): Redefine. 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com> * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns. * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc. (ls2_idiv): Likewise idiv3. (ls2_prefetch): New reservation. * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF. * config/mips/mips.md (type): Add imul3nc and idiv3. (length): Handle idiv3. (any_mod): New code_iterator. (u): Handle MOD and UMOD. (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets. (prefetch): Handle TARGET_LOONGSON_2EF. 2008-11-13 Jakub Jelinek <jakub@redhat.com> PR c++/27017 * dwarf2out.c (prune_unused_types_walk_local_classes): New function. (prune_unused_types_walk): Call it for non-perennial local classes. Set die_mark to 2 if recursing on children. If die_mark is 1 on entry, just set it to 2 and recurse on children, don't walk attributes again. 2008-11-13 Martin Michlmayr <tbm@cyrius.com> * c-common.c (warn_about_parentheses): Add missing whitespace in warning. 2008-11-13 Paul Brook <paul@codesourcery.com> * doc/invoke.texi: Document --fix-cortex-m3. * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if Cortex-M3 cpu is selected. (output_move_double): Avoid overlapping base register and first destination register when fix_cm3_ldrd. * config/arm/arm.opt: Add mfix-cortex-m3-ldrd. 2008-11-13 Jakub Jelinek <jakub@redhat.com> PR bootstrap/38100 * gimple.h (gimple_range_check_failed): Remove prototype. * gimple.c (gimple_check_failed): Don't check GCC_VERSION in guarding #if. (gimple_range_check_failed): Removed. 2008-11-13 Andrew Haley <aph@redhat.com> PR bootstrap/38088 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific __LONG_LONG_MAX__. 2008-11-12 Jakub Jelinek <jakub@redhat.com> PR c++/36478 Revert: 2007-05-07 Mike Stump <mrs@apple.com> * doc/invoke.texi (Warning Options): Document that -Wempty-body also checks for and while statements in C++. 2008-11-12 Dodji Seketeli <dodji@redhat.com> PR debug/27574 * cgraph.h: New abstract_and_needed member to struct cgraph_node. * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions - which clones are reachable - as "abstract and needed". * cgraph.c (cgraph_release_function_body): If a node is "abstract and needed", do not release its DECL_INITIAL() content that will be needed to emit debug info. 2008-11-12 Steve Ellcey <sje@cup.hp.com> PR target/27880 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro to set HAVE_GETIPINFO. * aclocal.m4: Include ../config/unwind_ipinfo.m4. * configure: Regenerate. * config.in: Regenerate. 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu> PR bootstrap/38010 * gcc/config.gcc: Use darwin9.h on darwin10 as well. 2008-11-12 Jakub Jelinek <jakub@redhat.com> Revert: 2008-10-21 Jakub Jelinek <jakub@redhat.com> * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs. 2008-11-12 Jason Merrill <jason@redhat.com> PR c++/38007 * c-common.c (c_common_signed_or_unsigned_type): Remove C++ special casing. 2008-11-12 Anatoly Sokolov <aesok@post.ru> * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb, atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and atmega32u6 devices. * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.). * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.). 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove packed-stack special handling. (FRAME_ADDR_RTX): Add definition. 2008-11-12 Jakub Jelinek <jakub@redhat.com> PR target/35366 * fold-const.c (native_encode_string): New function. (native_encode_expr): Use it for STRING_CST. 2008-11-12 DJ Delorie <dj@redhat.com> * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the insns if the intermediate value will be used later. 2008-11-12 Andreas Schwab <schwab@suse.de> * config/m68k/m68k.c (print_operand): Mask off extra extension bits when writing out the representation of real values. 2008-11-12 Ira Rosen <irar@il.ibm.com> PR tree-optimization/38079 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file with vect_dump. 2008-11-12 Jakub Jelinek <jakub@redhat.com> PR c++/35334 * c-pretty-print.c (pp_c_complex_expr): New function. (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it. PR target/35366 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment than INNER and INNER is a constant, forcibly align INNER as much as needed. 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com> * cse.c (fold_rtx): Remove redundant gen_rtx_CONST. 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com> PR rtl-optimization/37363 * simplify-rtx.c (simplify_plus_minus): Don't create (const (minus ...)) expresisons. 2008-11-11 Eric Botcazou <ebotcazou@adacore.com> * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO handling. 2008-11-10 Catherine Moore <clm@codesourcery.com> * config.gcc (mips64vrel-*-elf*): Include the tm_file prior to vr.h. * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New. (BASE_DRIVER_SELF_SPECS): Remove. (DRIVER_SELF_SPECS): New definition. * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Include BASE_DRIVER_SELF_SPECS. * config/mips/sde.h: Likewise. * config/mips/iris6.h: Likewise. * config/mips/vr.h: Likewise. * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New. 2008-11-10 Vladimir Makarov <vmakarov@redhat.com> PR rtl-optimizations/37948 * ira-int.h (struct ira_allocno_copy): New member constraint_p. (ira_create_copy, ira_add_allocno_copy): New parameter. * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it to ira_add_allocno_copy. (process_reg_shuffles, add_insn_allocno_copies): Pass a new parameter to process_regs_for_copy. (propagate_copies): Pass a new parameter to ira_add_allocno_copy. Fix typo in passing second allocno to ira_add_allocno_copy. * ira-color.c (update_conflict_hard_regno_costs): Use head of coalesced allocnos list. (assign_hard_reg): Ditto. Check that assigned allocnos are not in the graph. (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket. (add_ira_allocno_to_ordered_bucket): Rename to add_allocno_to_ordered_bucket. (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use head of coalesced allocnos list. (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP. Check that it is aready calculated. (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill. (setup_allocno_left_conflicts_num): Use head of coalesced allocnos list. (coalesce_allocnos): Do extended coalescing too. * ira-emit.c (add_range_and_copies_from_move_list): Pass a new parameter to ira_add_allocno_copy. * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new parameter. (print_copy): Print copy origination too. * ira-costs.c (scan_one_insn): Use alloc_pref for load from equivalent memory. 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org> PR rtl-optimization/37514 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_ira_share_spill_slots to 2 if it's already non-zero. (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if flag_ira_share_spill_slots is 2. 2008-11-10 Kevin Buettner <kevinb@redhat.com> * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2. (prologue_enter_32): Set FB to SP - 4. 2008-11-10 DJ Delorie <dj@redhat.com> * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB constraint for single-bit-clear in lower byte of HI constant, vs Imb which just ignores the upper byte. * config/m32c/predicates.md (m32c_1mask8_operand): Use it. * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it. (iorhi3_16): Check for single bit set, not single bit clear. 2008-11-10 Janis Johnson <janis187@us.ibm.com> * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets. * doc/sourcebuild.texi (Torture Tests): Fix formatting in example. 2008-11-10 Eric Botcazou <ebotcazou@adacore.com> * calls.c (store_unaligned_arguments_into_pseudos): Deal only with values living in memory and use more precise alignment information. 2008-11-10 Jakub Jelinek <jakub@redhat.com> PR middle-end/35314 * tree-mudflap.c (mf_build_check_statement_for): Split then_block after __mf_check call if the call must end a bb. 2008-11-10 Ralph Loader <suckfish@ihug.co.nz> PR middle-end/37807 PR middle-end/37809 * combine.c (force_to_mode): Do not process vector types. * rtlanal.c (nonzero_bits1): Do not process vector types. (num_sign_bit_copies1): Likewise. 2008-11-09 Thomas Schwinge <tschwinge@gnu.org> * config/i386/gnu.h: Add copyright and licensing header. * config/gnu.h: Likewise. 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com> * fwprop.c (fwprop_done): Call df_remove_problem. 2008-11-07 Sebastian Pop <sebastian.pop@amd.com> PR middle-end/37379 * tree-scalar-evolution.c (instantiate_scev_1): Return chrec_dont_know for VL_EXP_CLASS_P. 2008-11-06 Uros Bizjak <ubizjak@gmail.com> * reg-stack.c (reg_to_stack): Add missing braces in memset size calculation. 2008-11-06 Andrew Stubbs <ams@codesourcery.com> * config/arm/bpabi.h (PROFILE_HOOK): New undef. (NO_PROFILE_COUNTERS): New define. 2008-11-06 David Edelsohn <edelsohn@gnu.org> PR target/26397 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define. 2008-11-06 Kazu Hirata <kazu@codesourcery.com> PR target/35574 * config/sparc/constraints.md (D): New. * config/sparc/predicates.md (const_double_or_vector_operand): New. * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the 'D' constraint. * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64): Use the 'D' constraint in addition to 'F' in some alternatives. (DF splitter): Generalize for V64mode. * doc/md.texi (SPARC): Document the 'D' constraint. 2008-11-06 Uros Bizjak <ubizjak@gmail.com> * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan. 2008-11-06 Ben Elliston <bje@au.ibm.com> * gcc.c: Remove ancient comment about a bug in Sun cc. 2008-11-05 Janis Johnson <janis187@us.ibm.com> * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS. 2008-11-06 Ben Elliston <bje@au.ibm.com> * config/rs6000/rs6000.c (rs6000_override_options): Comment fix. 2008-11-06 Ben Elliston <bje@au.ibm.com> * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option description. 2008-11-05 Hans-Peter Nilsson <hp@axis.com> PR target/38016 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not just MEM_P. 2008-11-05 Martin Jambor <mjambor@suse.cz> PR middle-end/37861 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn pointer arithmetics into array_ref if the array is accessed through an indirect_ref. 2008-11-05 Richard Guenther <rguenther@suse.de> PR middle-end/37742 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict qualified pointer conversion before stripping qualifiers. * gimplify.c (create_tmp_from_val): Use correctly qualified type. * tree-flow.h (may_propagate_address_into_dereference): Declare. * tree-ssa-ccp.c (may_propagate_address_into_dereference): New function. (ccp_fold): Use it. * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions, properly canonicalize binary ops. (forward_propagate_addr_expr_1): Use may_propagate_address_into_dereference. 2008-11-05 Uros Bizjak <ubizjak@gmail.com> PR middle-end/37286 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]: Initialize uninitialized input registers with a NaN. 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de> PR middle-end/37833 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR. 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de> PR middle-end/37943 * graphite.c (scopdet_basic_block_info): Fix loops with multiple exits and conditions. * testsuite/gcc.dg/graphite/pr37943.c: New. 2008-11-04 Jakub Jelinek <jakub@redhat.com> Andrew Pinski <andrew_pinski@playstation.sony.com> PR c/35430 * c-common.c (warn_for_sign_compare): For complex result_type use component's type. 2008-11-04 Jakub Jelinek <jakuB@redhat.com> * print-tree.c (print_node): Use code instead of TREE_CODE (node). * print-tree.c (print_node): Don't print DECL_INITIAL for PARM_DECL. PR c/37106 * c-common.c (parse_optimize_options): Save and restore flag_strict_aliasing around decode_options call. 2008-11-04 Uros Bizjak <ubizjak@gmail.com> * config/i386/driver-i386.c (enum vendor_signatures): New enum. (host_detect_local_cpu): Use it instead of casted strings to compare vendor signatures. 2008-11-03 Mikael Pettersson <mikpe@it.uu.se> PR target/37989 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC. 2008-11-03 Catherine Moore <clm@codesourcery.com> * config/mips.c (mips_conditional_register_usage): Handle the DSP control register. * doc/extend.texi: Document the DSP control register. 2008-11-03 Steve Ellcey <sje@cup.hp.com> Jakub Jelinek <jakub@redhat.com> * omp-low.c (expand_omp_for_generic): If iter_type has different precision than type and type is a pointer type, cast n1 and n2 first to an integer type with the same precision as pointers and only afterwards to iter_type. 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com> * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation. (UNSPEC_GOTSYM_OFF): New unspec. (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands. (pic_add_dot_plus_eight): Likewise. (tls_load_dot_plus_eight): Likewise. Update peephole2. * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands. * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF. (arm_output_addr_const_extra): Handle it. 2008-11-03 Eric Botcazou <ebotcazou@adacore.com> * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial integer class to full integer class if the offset is not word-aligned. 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com> PR rtl-opt/37782 * loop-doloop.c (doloop_modify): Add from_mode argument that says what mode count is in. (doloop_optimize): Update call to doloop_modify. 2008-11-03 Eric Botcazou <ebotcazou@adacore.com> * tree-sra.c (bitfield_overlaps_p): Fix oversight. 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> PR other/37463 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before gcc_cv_as_cfi_directive. (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports merging read-only and read-write sections or assembler emits read-write .eh_frame sections. * configure: Regenerate. 2008-11-03 Nathan Froyd <froydnj@codesourcery.com> Revert: 2008-10-31 Nathan Froyd <froydnj@codesourcery.com> * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence problem. (rs6000_emit_prologue): Invert logic. * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit (reg:P 11) instead of match_operand. (*save_fpregs_<mode>): Likewise. (*restore_gpregs_<mode>): Likewise. (*return_and_restore_gpregs_<mode>): Likewise. (*return_and_restore_fpregs_<mode>): Likewise. * config/rs6000/spe.md (*save_gpregs_spe): Use explicit (reg:P 11) insted of match_operand. (*restore_gpregs_spe): Likewise. (*return_and_restore_gpregs_spe): Likewise. 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com> PR tree-optimization/37684 * gcc.dg/graphite/pr37684.c: New. * graphite.c (exclude_component_ref): New. (is_simple_operand): Call exclude_component_ref. 2008-11-03 Sebastian Pop <sebastian.pop@amd.com> PR tree-optimization/36908 * testsuite/gcc.dg/tree-ssa/pr36908.c: New. * tree-loop-distribution.c (number_of_rw_in_rdg): New. (number_of_rw_in_partition): New. (partition_contains_all_rw): New. (ldist_gen): Do not distribute when one of the partitions contains all the memory operations. 2008-11-03 Sebastian Pop <sebastian.pop@amd.com> * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and EDGE_IRREDUCIBLE_LOOP. 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com> * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case where we have one entry point in the loop which isn't the head. 2008-11-03 Richard Guenther <rguenther@suse.de> PR middle-end/37573 * tree-data-ref.c (split_constant_offset_1): Fix tuplification. 2008-11-03 Jakub Jelinek <jakub@redhat.com> PR middle-end/37858 * passes.c (execute_one_pass): Don't look at cfun->curr_properties for ipa and simple ipa passes. 2008-11-02 Richard Guenther <rguenther@suse.de> PR tree-optimization/37542 * tree-ssa-pre.c (fully_constant_expression): Handle more cases. * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo. (vn_nary_op_lookup_stmt): Adjust for unary reference trees. (vn_nary_op_insert_stmt): Likewise. (visit_use): Likewise. 2008-11-02 Anatoly Sokolov <aesok@post.ru> * config/avr/avr.md (UNSPEC_SWAP): Remove constants. (*swap): Remove. (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8, rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns. (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5, lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6 peephole2's): Replace unspec with rotate. * config/avr/avr.c (avr_rtx_costs): Add ROTATE. 2008-11-02 Richard Guenther <rguenther@suse.de> PR tree-optimization/37991 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove. * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static. (set_ssa_val_to): Print if the value changed. (simplify_binary_expression): Strip useless conversions. 2008-11-01 Hans-Peter Nilsson <hp@axis.com> PR target/37939 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI operand. 2008-11-01 Richard Guenther <rguenther@suse.de> PR middle-end/37976 * builtins.c (fold_builtin_strspn): Return a size_t. (fold_builtin_strcspn): Likewise. 2008-10-31 Nathan Froyd <froydnj@codesourcery.com> * config/rs6000/rs6000.c (rs6000_file_start): Output gnu attribute for struct return convention. 2008-10-31 Nathan Froyd <froydnj@codesourcery.com> * config/rs6000/crtsavres.asm: Really, really delete. 2008-10-31 Nathan Froyd <froydnj@codesourcery.com> * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence problem. (rs6000_emit_prologue): Invert logic. * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit (reg:P 11) instead of match_operand. (*save_fpregs_<mode>): Likewise. (*restore_gpregs_<mode>): Likewise. (*return_and_restore_gpregs_<mode>): Likewise. (*return_and_restore_fpregs_<mode>): Likewise. * config/rs6000/spe.md (*save_gpregs_spe): Use explicit (reg:P 11) insted of match_operand. (*restore_gpregs_spe): Likewise. (*return_and_restore_gpregs_spe): Likewise. 2008-10-28 Luis Machado <luisgpm@br.ibm.com> * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the list of word switches that take args. 2008-10-30 Jakub Jelinek <jakub@redhat.com> * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function. (s390_output_pool_entry): Call it through for_each_rtx. PR middle-end/37730 * expr.c (store_constructor): For vectors, if target is a MEM, use target's MEM_ALIAS_SET instead of elttype alias set. 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org> PR target/37909 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has no address. 2008-10-29 David Edelsohn <edelsohn@gnu.org> PR target/37878 * config/rs6000/predicates.md (word_offset_memref_operand): Restructure code and look inside auto-inc/dec addresses. 2008-10-29 Steve Ellcey <sje@cup.hp.com> PR target/32277 * libgcov.c (__gcov_indirect_call_profiler): Check TARGET_VTABLE_USES_DESCRIPTORS. 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com> * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define. (INITIAL_FRAME_POINTER_OFFSET): Remove. * config/spu/spu.c (spu_initial_elimination_offset): Calculate new offset if eliminating soft frame pointer. * config/spu/spu.md (stack_protect_set, stack_protect_test) (stack_protect_test_si): Add initial machine description for Stack Smashing Protector 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR 11492 * c-common.c (min_precision): Move to... * tree.c (tree_int_cst_min_precision): ... to here. Renamed. * tree.h (tree_int_cst_min_precision): Declare. * c-common.h (min_precision): Delete declaration. * fold-const.c (tree_binary_nonnegative_warnv_p): Handle multiplication of non-negative integer constants. * c-decl.c (check_bitfield_type_and_width): Rename min_precision to tree_int_cst_min_precision. (finish_enum): Likewise. 2008-10-29 Joseph Myers <joseph@codesourcery.com> PR middle-end/36578 * convert.c (convert_to_real): Do not optimize conversions of binary arithmetic operations between binary and decimal floating-point types. Consider mode of target type in determining decimal type for arithmetic. Unless flag_unsafe_math_optimizations, do not optimize binary conversions where this may change rounding behavior. * real.c (real_can_shorten_arithmetic): New. * real.h (real_can_shorten_arithmetic): Declare. 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com> * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315, ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New. * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as appropriate. (must_save_p): For some workarounds, interrupts need to clobber a P register. (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0 and LC1 for WA_05000257. (expand_interrupt_handler_prologue): Add dummy read of CHIPID for WA_05000283 and WA_05000315. * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant. (movbi): Add alternative to set CC to 1; improve code for setting CC to 0. (dummy_load): New pattern. 2008-10-29 Jakub Jelinek <jakub@redhat.com> PR middle-end/37870 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns BLKmode for non-memory, convert using a wider MODE_INT mode or through memory. PR middle-end/37913 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs that haven't been removed yet. 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com> * config/bfin/bfin.c (struct machine_function): New member has_loopreg_clobber. (bfin_expand_movmem): Set it when generating memcpy insns. (n_regs_saved_by_prologue, expand_prologue_reg_save, expand_epilogue_reg_restore): If we have hardware loops, memcpy insns (indicated by has_loopreg_clobber) or function calls, we need to save the loop registers. 2008-10-28 H.J. Lu <hongjiu.lu@intel.com> * config/i386/i386.c (core2_cost): Fix typos in comments. 2008-10-28 Jakub Jelinek <jakub@redhat.com> PR c/37924 * combine.c (make_compound_operation): Don't call make_extraction with non-positive length. (simplify_shift_const_1): Canonicalize count even if complement_p. 2008-10-28 Joseph Myers <joseph@codesourcery.com> * convert.c (strip_float_extensions): Do not remove or introduce conversions between binary and decimal floating-point types. 2008-10-28 Jakub Jelinek <jakub@redhat.com> PR middle-end/37931 * fold-const.c (distribute_bit_expr): Convert common, left and right arguments to type. 2008-10-28 Nick Clifton <nickc@redhat.com> * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define. * config/mn10300/mn10300.c (fp_regs_to_save): Test the call_really_used_regs array rather than the call_used_regs array. (mn10300_get_live_callee_saved_regs, expand_prologue, expand_epilogue, output_tst): Likewise. 2008-10-27 Jakub Jelinek <jakub@redhat.com> PR target/37378 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here. (df_get_entry_block_def_set): Neither here. (df_get_regular_block_artificial_uses): Add EH_USES registers. PR tree-optimization/37879 * predict.c (tree_estimate_probability): Check if last_stmt is non-NULL before dereferencing it. 2008-10-27 Vladimir Makarov <vmakarov@redhat.com> * ira-int.h (ira_allocno): Add member updated_cover_class_cost. (ALLOCNO_UPDATED_COVER_CLASS_COST): New. (ira_fast_allocation): Remove the prototype. * ira-color.c (update_copy_costs, allocno_cost_compare_func, assign_hard_reg, calculate_allocno_spill_cost): Use updated costs. (color_pass): Modify the updated costs. (ira_color): Rename to color. Make it static. (ira_fast_allocation): Rename to fast_allocation. Make it static. (ira_color): New function. * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost change. * ira-lives.c (last_call_num, allocno_saved_at_call): New variables. (set_allocno_live, clear_allocno_live, mark_ref_live, mark_ref_dead): Invalidate corresponding element of allocno_saved_at_call. (process_bb_node_lives): Increment last_call_num. Setup allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the allocno was already saved. (ira_create_allocno_live_ranges): Initiate last_call_num and allocno_saved_at_call. * ira-build.c (ira_create_allocno): Initiate ALLOCNO_UPDATED_COVER_CLASS_COST. (create_cap_allocno, propagate_allocno_info, remove_unnecessary_allocnos): Remove setting updated costs. (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST. * ira.c (ira): Don't call ira_fast_allocation. * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up updated costs. 2008-10-27 Vladimir Makarov <vmakarov@redhat.com> PR middle-end/37813 * ira-conflicts.c (process_regs_for_copy): Remove class subset check. * ira-int.h (ira_hard_regno_cover_class): New. * ira-lives.c (mark_reg_live, mark_reg_dead, process_bb_node_lives): Use ira_hard_regno_cover_class. * ira.c (reg_class ira_hard_regno_cover_class): New global variable. (setup_hard_regno_cover_class): New function. (ira_init): Call setup_hard_regno_cover_class. * ira-costs.c (cost_class_nums): Add comment. (find_allocno_class_costs): Initiate cost_class_nums. (setup_allocno_cover_class_and_costs): Check cost_class_nums. 2008-10-27 Vladimir Makarov <vmakarov@redhat.com> PR middle-end/37884 * ira-build.c (copy_live_ranges_to_removed_store_destinations): Rename to copy_info_to_removed_store_destinations. Propagate conflict hard regs and register stack attribute. 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> PR middle-end/37316 * pa.c (function_arg_padding): Pad complex and vector types upward in 64-bit runtime. (function_arg): Use BLKmode for PARALLEL in 64-bit runtime. 2008-10-26 Matthias Klose <doko@ubuntu.com> * doc/install.texi: Document requirements on antlr. 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com> * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers first. 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com> PR target/37841 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET is defined, use it to modify the constant offset. * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro. * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char and short arguments to the correct location as mandated by the ABI. 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org> PR rtl-optimization/37769 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed. 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to unwind-dw2-Os-4-200.o. 2008-10-24 Joseph Myers <joseph@codesourcery.com> * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto. (convert_for_assignment): Remove ic_argpass_nonproto cases. 2008-10-24 Jakub Jelinek <jakub@redhat.com> PR tree-optimization/36038 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases add sizetype IV with initial value zero instead of pointer type. 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org> PR c/7543 * value-prof.c (gimple_stringop_fixed_value): Use parentheses around bit operation. * profile.c (is_edge_inconsistent): Likewise. * fold-const.c (truth_value_p): Move from here... * tree.h (truth_value_p): ... to here. * c-tree.h (c_expr): Update description of original_code. * c-typeck.c (parser_build_unary_op): Set original_code. (parser_build_binary_op): Update call to warn_about_parentheses. * c-common.c (warn_about_parentheses): Take two additional arguments of the operands. Use a switch. Quote operators appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P. Add warning about !x | y and !x & y. * c-common.h (warn_about_parentheses): Update declaration. 2008-10-24 Jakub Jelinek <jakub@redhat.com> * Makefile.in (lang_checks_parallelized, check_gcc_parallelize, check_p_tool, check_p_vars, check_p_subno, check_p_comma, check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs): New variables. (check-subtargets, check-%-subtargets, check-parallel-%): New targets. (check-%): For test targets listed in lang_checks_parallelized if -j is used and RUNTESTFLAGS doesn't specify tests to execute, run the testing in multiple make goals, possibly parallel, and afterwards run dg-extract-results.sh to merge the sum and log files. 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com> * config/mips/mips.c (mips_canonicalize_move_class): New function. (mips_move_to_gpr_cost): Likewise. (mips_move_from_gpr_cost): Likewise. (mips_register_move_cost): Make more fine-grained. 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de> * graphite.c (graphite_apply_transformations): Check for -fgraphite-identity. * toplev.c (process_options): Add graphite_identity. * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity. 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com> * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh, mulhisihl and mulhisihh builtins. From Jie Zhang <jie.zhang@analog.com> * config/bfin/bfin.md (composev2hi): Put operands into vector with correct order. 2008-10-22 Chao-ying Fu <fu@mips.com> * config/mips/mips.opt (msmartmips): Accept -mno-smartmips. 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com> From Mike Frysinger <michael.frysinger@analog.com> * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512, BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518. * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516, and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527. Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539. Add 0.2 for bf542, bf544, bf547, bf548, and bf549. * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__ for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__ for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define __ADSPBF51x__ for all of them. * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for -mcpu bf512, bf514, bf516, and bf518. * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for bf512-none, bf514-none, bf516-none, and bf518-none. * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise. * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise. * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts bf512, bf514, bf516, and bf518. 2008-10-22 Jakub Jelinek <jakub@redhat.com> PR middle-end/37882 * fold-const.c (build_range_type): For 1 .. signed_max range call build_nonstandard_inter_type if signed_type_for returned a type with bigger precision. 2008-10-22 Richard Guenther <rguenther@suse.de> * tree.def (COMPLEX_TYPE): Constrain element type. * tree.c (build_complex_type): Assert that. * tree-ssa-structalias.c (could_have_pointers): Complex types cannot have pointers. 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org> PR c/30949 * c-typeck.c (convert_for_assignment): Do not give declaration's location for builtins. Spell out which type was expected and which was given. 2008-10-22 Nick Clifton <nickc@redhat.com> * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow the fdpic register to be a target when running in fdpic mode. 2008-10-22 Rafael Espindola <espindola@google.com> * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the newly created statements. 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org> PR target/37633 * config/sh/sh.c (sh_hard_regno_mode_ok): New function. * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it. * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare. 2008-10-22 Jakub Jelinek <jakub@redhat.com> PR target/37880 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option. Adjust -mcmodel=medium description for 2005-07-31 changes. 2008-10-22 Jan Hubicka <jh@suse.cz> Jakub Jelinek <jakub@redhat.com> PR middle-end/35853 * doc/invoke.texi: Remove references to obsoleted -d dumps. 2008-10-21 Richard Henderson <rth@redhat.com> PR 37815 * emit-rtl.c (get_spill_slot_decl): Export. * emit-rtl.h (get_spill_slot_decl): Declare. * var-tracking.c (vt_add_function_parameters): Relax assertion on the contents of MEM_EXPR in a PARM_DECL to include a spill slot. 2008-10-21 Bob Wilson <bob.wilson@acm.org> * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead of from insn. 2008-10-21 Adam Nemet <anemet@caviumnetworks.com> PR middle-end/37669 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be processed by get_maxval_strlen. 2008-10-21 David Edelsohn <edelsohn@gnu.org> PR target/35485 * tree.c (get_file_function_name): Copy first_global_object_name. Centralize call to clean_symbol_name. 2008-10-21 Sandra Loosemore <sandra@codesourcery.com> * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h. * config/svr4.h (SVR4_ASM_SPEC): New. (ASM_SPEC): Inherit from SVR4_ASM_SPEC. * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC. * doc/invoke.texi (Option Summary): Add -T to linker options. (Link Options): Document -T. 2008-10-21 Jakub Jelinek <jakub@redhat.com> * tree-inline.c (tree_inlinable_function_p): Remove tuples debugging hack. * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs. PR debug/37020 * c-decl.c (merge_decls): Don't call outlining_inline_function hook. 2008-10-20 Daniel Berlin <dberlin@dberlin.org> * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant part of expression. 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org> * doc/install.texi: Fix typos in previous patch. 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org> * doc/install.texi: Document in-tree building of gcc and mpfr. 2008-10-19 Richard Guenther <rguenther@suse.de> * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut. 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org> PR c/30260 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type. (build_enumerator): Convert enumerators that fit in integer to integer type. 2008-10-18 Uros Bizjak <ubizjak@gmail.com> * config/i386/i386.md (unnamed peephole2): Do not force memory operands of arith or logical instructions into registers for non-TARGET_READ_MODIFY targets. (ffs_cmove): Change operand 0 predicate to register_operand. Change operand 1 predicate to nonimmediate_operand. (ffsdi2): Ditto. (*ffs_no_cmove): Change operand 0 predicate to register_operand. 2008-10-18 Richard Guenther <rguenther@suse.de> * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard VIEW_CONVERT_EXPR case against invalid gimple. 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com> * c-parser.c (c_parser_binary_expression): Silence the uninitialized variable warning emitted for binary_loc. 2008-10-16 Daniel Berlin <dberlin@dberlin.org> * tree-ssa-pre.c (phi_translate_set): Add constants to phi translation cache. 2008-10-16 Joseph Myers <joseph@codesourcery.com> PR c/33192 * c-typeck.c (build_unary_op): Use omit_one_operand for IMAGPART_EXPR of real argument. 2008-10-16 Jakub Jelinek <jakub@redhat.com> PR tree-optimization/37664 * fold-const.c (fold_binary): When optimizing comparison with highest or lowest type's value, don't consider TREE_OVERFLOW. 2008-10-16 David Edelsohn <edelsohn@gnu.org> PR target/35483 * Makefile.in (coverage.o): Depend on $(TM_P_H). * coverage.c: Include tm_p.h. * config/rs6000/x-aix (jc1): Override LDFLAGS. * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip dollar signs from PREFIX. * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME instead of manual strip_name_encoding. 2008-10-16 Richard Guenther <rguenther@suse.de> PR middle-end/37418 * tree-ssa.c (useless_type_conversion_p_1): Do not treat volatile qualified functions or methods as relevant. 2008-10-16 Jakub Jelinek <jakub@redhat.com> PR tree-optimization/37525 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend sizetype unsigned constants, both in the case of C and bounds. 2008-10-15 Jan Hubicka <jh@suse.cz> * ira-emit.c (change_regs): Return false when replacing reg by itself. 2008-10-14 Vladimir Makarov <vmakarov@redhat.com> PR target/37633 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check HARD_REGNO_CALL_PART_CLOBBERED. 2008-10-15 Vladimir Makarov <vmakarov@redhat.com> PR middle-end/37535 * ira-lives.c (mark_early_clobbers): Remove. (make_pseudo_conflict, check_and_make_def_use_conflicts, check_and_make_def_conflicts, make_early_clobber_and_input_conflicts, mark_hard_reg_early_clobbers): New functions. (process_bb_node_lives): Call make_early_clobber_and_input_conflicts and mark_hard_reg_early_clobbers. Make hard register inputs live again. * doc/rtl.texi (clobber): Change descriotion of RA behaviour for early clobbers of pseudo-registers. 2008-10-15 Vladimir Makarov <vmakarov@redhat.com> PR middle-end/37674 * ira-build.c (ira_flattening): Recalculate ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS from the scratch instead of the propagation. 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com> * doc/rtl.texi (const_double): Remove the "addr" operand. Describe CONST_DOUBLE_* macros under const_double rather than const_vector. (const_fixed): Fix the operand description. (const): Add an @findex directive. (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description after the constant rtl table. (fix): Combine floating-point and fixed-point descriptions. Fix hyphenation. * sched-deps.c (sched_analyze_2): Remove reference to CONST_DOUBLE_CHAIN. 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com> * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTSYM_OFFs. * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true for UNSPEC_GOTSYM_OFFs. * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec. (add_GOT_to_pic_reg): Use it. * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF. 2008-10-15 Jan Sjodin <jan.sjodin@amd.com> Harsha Jagasia <harsha.jagasia@amd.com> PR tree-optimization/37485 * graphite.c (gmp_cst_to_tree): Moved. (iv_stack_entry_is_constant): New. (iv_stack_entry_is_iv): New. (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv. (loop_iv_stack_insert_constant): New. (loop_iv_stack_pop): Use new datatpype. (loop_iv_stack_get_iv): Same. (loop_iv_stack_get_iv_from_name): Same. (loop_iv_stack_debug): Renamed to debug_loop_iv_stack. (loop_iv_stack_patch_for_consts): New. (loop_iv_stack_remove_constants): New. (graphite_create_new_loop): Use loop_iv_stack_push_iv. (translate_clast): Call loop_iv_stack_patch_for_consts and loop_iv_stack_remove_constants. (gloog): Use new datatype. Redirect construction edge to end block to avoid accidental deletion. * graphite.h (enum iv_stack_entry_kind): New. Tag for data in iv stack entry. (union iv_stack_entry_data): New. Data in iv stack entry. (struct iv_stack_entry): New. Datatype for iv stack entries. 2008-10-15 Sebastian Pop <sebastian.pop@amd.com> * tree-data-ref.c (stmt_simple_memref_p): Fix memleak. * graphite.c (free_scop): Same. (build_scops): Same. (free_scattering): New. (build_cloog_prog): Call free_scattering. (patch_phis_for_virtual_defs): Fix memleak. (graphite_trans_bb_strip_mine): Same. (limit_scops): Same. 2008-10-15 Sebastian Pop <sebastian.pop@amd.com> Harsha Jagasia <harsha.jagasia@amd.com> PR tree-optimization/37828 * graphite.c (graphite_trans_loop_block): Do not loop block single nested loops. 2008-10-15 Sebastian Pop <sebastian.pop@amd.com> PR tree-optimization/37686 * tree-loop-linear.c (linear_transform_loops): Build a loop nest vector. Pass it to lambda_compute_access_matrices. * tree-data-ref.h (struct access_matrix): Store the loop nest relative to which it encodes the information. (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST. (am_vector_index_for_loop): Reimplemented: iterate over the loop nest for finding the loop index in the access matrix. (lambda_compute_access_matrices): Update declaration. * lambda-code.c (build_access_matrix): Pass the loop nest and record it. (lambda_compute_access_matrices): Same. 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com> * config/s390/s390.h (TARGET_DFP): This requires TARGET_HARD_FLOAT. * config/s390/s390.md: Replace "TARGET_HARD_FLOAT && TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this already implies hard float. Also fix several insn condition with TARGET_DFP which shall require TARGET_HARD_DFP instead. 2008-10-15 David Edelsohn <edelsohn@gnu.org> PR target/35483 Based on patches by Laurent Vivier. * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore. * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare. * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate dollar sign to underscore. (ASM_OUTPUT_EXTERNAL): Same. (ASM_OUTPUT_LABELREF): New. * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New. * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define. * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define. * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define. * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define. 2008-10-15 Jakub Jelinek <jakub@redhat.com> PR tree-optimization/36881 * tree-switch-conversion.c (check_final_bb): For flag_pic, check that each value doesn't need runtime relocations, for !flag_pic check that each value is just a valid initializer constant. 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com> * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS, LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS, COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS. Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and GR_AND_ACC_REGS. (REG_CLASS_NAMES): Update accordingly. (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments, rather than an unpredictable descriptive string. * config/mips/mips.c (mips_register_move_cost): Remove comment. (mips_register_move_cost): Check for specific COP*_REGS classes, instead of ALL_COP_AND_GR_REGS. (mips_ira_cover_classes): New function. (mips_secondary_reload_class): Remove MTLO and MTHI workarounds. (TARGET_IRA_COVER_CLASSES): Define. 2008-10-14 Douglas Gregor <doug.gregor@gmail.com> PR c++/37553 * tree.c (build_type_attribute_qual_variant): Hash on the unqualified type, and don't overwrite an existing (type_hash_eq): Make the TYPE_NAME of the types significant, to allow distinguishing between wchar_t and its underlying type. This also means that we'll retain a little more typedef information. 2008-10-14 Andrey Belevantsev <abel@ispras.ru> Dmitry Melnik <dm@ispras.ru> Dmitry Zhurikhin <zhur@ispras.ru> Alexander Monakov <amonakov@ispras.ru> Maxim Kuvyrkov <maxim@codesourcery.com> * target.h (struct gcc_target): Update prototypes of needs_block_p and gen_spec_check. * haifa-sched.c (create_check_block_twin): Update calls to the above. * sel-sched.c (create_speculation_check): Likewise. * doc/tm.texi: Provide documentation for new target hooks. * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks. (ia64_gen_spec_insn): Removed. (get_spec_check_gen_function, insn_can_be_in_speculative_p, ia64_gen_spec_check): New static functions. (ia64_alloc_sched_context, ia64_init_sched_context, ia64_set_sched_context, ia64_clear_sched_context, ia64_free_sched_context, ia64_get_insn_spec_ds, ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions. (ia64_needs_block_p): Change prototype. (ia64_gen_check): Rename to ia64_gen_spec_check. (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter into declaration, add special memory dependencies handling. (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT, TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT, TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P): Define new target hooks. (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK. (ia64_optimization_options): Turn on selective scheduling with -O3, disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default with selective scheduling. (ia64_override_options): Initialize align_loops and align_functions to 32 and 64, respectively. Set global selective scheduling flags according to target-dependent flags. (rtx_needs_barrier): Support UNSPEC_LDS_A. (group_barrier_needed): Use new mstop-bit-before-check flag. Add heuristic. (dfa_state_size): Make global. (spec_check_no, max_uid): Remove. (mem_ops_in_group, current_cycle): New variables. (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload. Initialize new variables. (is_load_p, record_memory_reference): New functions. (ia64_dfa_sched_reorder): Lower priority of loads when limit is reached. (ia64_variable_issue): Change use of current_sched_info to sched_deps_info. Update comment. Note if a load or a store is issued. (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle advance if maximal number of loads or stores was issued on current cycle. (scheduled_good_insn): New static helper function. (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when a group barrier is needed. Fix vertical spacing. Guard the code doing state transition with last_scheduled_insn check. Mark that a stop bit should be before current insn if there was a cycle advance. Update current_cycle and mem_ops_in_group. (ia64_h_i_d_extended): Change use of current_sched_info to sched_deps_info. Reallocate stops_p by larger chunks. (struct _ia64_sched_context): New structure. (ia64_sched_context_t): New typedef. (ia64_alloc_sched_context, ia64_init_sched_context, ia64_set_sched_context, ia64_clear_sched_context, ia64_free_sched_context): New static functions. (gen_func_t): New typedef. (get_spec_load_gen_function): New function. (SPEC_GEN_EXTEND_OFFSET): Declare. (ia64_set_sched_flags): Check common_sched_info instead of *flags. (get_mode_no_for_insn): Change the condition that prevents use of special hardware registers so it can now handle pseudos. (get_spec_unspec_code): New function. (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds, ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions. (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks during selective scheduling. (ia64_speculate_insn): Use ds_get_speculation_types when determining whether we need to change the pattern. (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare. (ia64_spec_check_src_p): Support new speculation/check codes. (struct bundle_state): New field. (issue_nops_and_insn): Initialize it. (insert_bundle_state): Minimize mid-bundle stop bits. (important_for_bundling_p): New function. (get_next_important_insn): Use important_for_bundling_p. (bundling): When shifting TImode from unimportant insns, ignore also group barriers. Assert that best state is found before the backward bundling pass. Print number of mid-bundle stop bits. Minimize mid-bundle stop bits. Check correct calculation of mid-bundle stop bits. (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting. (final_emit_insn_group_barriers): Emit stop bits before insns starting a new cycle. (sel2_run): New variable. (ia64_reorg): When flag_selective_scheduling2 is set, run the selective scheduling pass instead of schedule_ebbs. * config/ia64/ia64.md (speculable1, speculable2): New attributes. (UNSPEC_LDS_A): New UNSPEC. (movqi_internal, movhi_internal, movsi_internal, movdi_internal, movti_internal, movsf_internal, movdf_internal, movxf_internal): Make visible. Add speculable* attributes. (output_c_nc): New mode attribute. (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a, mov<mode>_nc, zero_extend<mode>di2_nc, advanced_load_check_nc_<mode>): New insns. (zero_extend*): Add speculable* attributes. * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option. (msched-stop-bits-after-every-cycle): Likewise. (msched-max-memory-insns, msched-max-memory-insns-hard-limit): Likewise. (msched-spec-verbose): Remove. (msched-prefer-non-data-spec-insns, msched-prefer-non-control-spec-insns, msched-count-spec-in-critical-path, msel-sched-dont-check-control-spec): Use Target Report Var instead of Common Report Var. * config/ia64/itanium2.md: Remove incorrect bypass. * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h. 2008-10-14 Jakub Jelinek <jakub@redhat.com> PR middle-end/37805 * opts.c (common_handle_option): Don't ICE on -fhelp=joined and -fhelp=separate. 2008-10-14 Ben Elliston <bje@au.ibm.com> * config/rs6000/rs6000.md (cell_micro): Fix formatting. 2008-10-13 Joseph Myers <joseph@codesourcery.com> * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on non-integer modes. 2008-10-13 Matthias Klose <doko@ubuntu.com> * config/pa/linux-atomic.c: Work around missing header file for hppa64-linux-gnu targets. 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com> Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com> Trevor Smigiel <Trevor_Smigiel@playstation.sony.com> Grace Cao <grace_cao@playstation.sony.com> * doc/invoke.texi (-mgen-cell-microcode): Document. (-mwarn-cell-microcode): Document. * cfglayout.c (locator_location): Export. * rtl.h (locator_location): Define prototype. * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): New predicate. * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype. * config/rs6000/rs6000.opt (mgen-cell-microcode): New option. (mwarn-cell-microcode): New option. * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable. (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for cell and not already set. Turn off string instructions if not generating cell microcode. (rs6000_final_prescan_insn): New function that warns about microcoded instructions. * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define. * config/rs6000/rs6000.md Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if the instruction would have been microcoded on the Cell. Set cell_micro to always on unnamed patterns for the string instructions. (cell_micro): Update definition, remove load/store conditional microcoded. (sign_extend:DI): Define new pattern for non microcoded version. (sign_extend:SI): Likewise. (compare (div:P)): Set cell_micro to not. (andsi3): Define as an expand. (andsi3_mc): New pattern. (andsi3_nomc): New pattern. (andsi3_internal0_nomc): New pattern. (andsi3_internal2): Rename to ... (andsi3_internal2_mc): this and enable iff generating microcode. (andsi3_internal3): Rename to ... (andsi3_internal3_mc): this and enable iff generating microcode. (andsi3_internal4): Enable iif generating microcode. (andsi3_internal5): Rename to .. (andsi3_internal5_mc): this and enable iff generating microcode. (andsi3_internal5_nomc): New pattern. (extzvdi_internal1): Enable iff generating microcode. (extzvdi_internal2): Likewise. (rotlsi3_internal7): Set cell_micro to always if non immediate form. (anddi3): Change to expand. (anddi3_mc): Rename from anddi3. (anddi3_no_mc): New pattern. (anddi3_internal2): Rename to .. (anddi3_internal2_mc): this and enable iff generating microcode. (anddi3_internal2_nomc): New pattern. (anddi3_internal3): Rename to .. (anddi3_internal3_mc): this and enable iff generating microcode. (anddi3_internal3_nomc): New pattern. (movti_string): Set cell_micro to always if TARGET_STRING. (stmsi8): Set cell_micro to always. (stmsi7): Likewise. (stmsi6): Likewise. (stmsi5): Likewise. (stmsi4): Likewise. (stmsi3): Likewise. (stmsi8_power): Likewise. (stmsi7_power): Likewise. (stmsi6_power): Likewise. (stmsi5_power): Likewise. (stmsi4_power): Likewise. (stmsi3_power): Likewise. (movsi_update2): Enable iff generating microcode. (movhi_update3): Likewise. (lmw): Set cell_micro to always. 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com> * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant. * config/s390/s390.c (machine_function): Remove decomposed_literal_pool_addresses_ok_p. (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of the difference of two labels. (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET. (s390_pool_offset): New function. (s390_find_constant, s390_find_execute, s390_dump_pool): Use it. (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p. 2008-10-13 Nathan Froyd <froydnj@codesourcery.com> * doc/install.texi (powerpc-*-*): Require binutils 2.15. (powerpc*-*-linux-gnu*): Describe. * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro. * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm, config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm, config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm, config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm, config/rs6000/e500crtres64gprctr.asm, config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm, config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm, config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm, config/rs6000/e500crtsav64gprctr.asm, config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm, config/rs6000/e500crtsavg64gprctr.asm: Use it. * config/rs6000/crtsavres.asm: Really remove. 2008-10-13 Kai Tietz <kai.tietz@onevision.com> Fix PR/25502 * c-format.c (convert_format_name_to_system_name): Use TARGET_OVERRIDES_FORMAT_INIT. * config.gcc (extra_options): Add for mingw targets mingw.opt. * config/i386/mingw.opt: New. * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New. * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New. (ms_printf_length_specs): Removed const specifier. * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New. * doc/invoke.texi (Wno-pedantic-ms-format): New. 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals. * doc/install.texi: Bump recommended MPFR to 2.3.2. 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com> PR middle-end/37808 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make sure that ref has valid bb. 2008-10-12 Richard Henderson <rth@redhat.com> PR middle-end/37447 * Makefile.in (reload1.o): Depend on EMIT_RTL_H. * alias.c (value_addr_p, stack_addr_p): Remove. (nonoverlapping_memrefs_p): Remove IRA special case. * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New. * emit-rtl.h (set_mem_attrs_for_spill): Declare. * reload1.c (alter_reg): Use it. 2008-10-12 Uros Bizjak <ubizjak@gmail.com> * config/i386/driver-i386.c (detect_caches_cpuid2): Use array of registers instead of eax, ebx, ecx and edx. Use for loop and check register for non-zero value before the call to decode_caches_intel. 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com> PR rtl-optimization/37448 * df.h (df_ref_class): New enum. (DF_REF_TYPE_NAMES, df_ref_extract): Removed. (struct df_ref): Replaced with union df_ref_d. (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref): New members of df_ref_d union. (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN, DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS, DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG, DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET, DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d. (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros. (df_scan_bb_info, df_bb_regno_first_def_find, df_bb_regno_last_def_find, df_find_def, df_find_use, df_refs_chain_dump, df_regs_chain_dump, df_ref_debug, debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy, df_ref_create, df_ref_remove, df_compute_accessed_bytes, df_get_artificial_defs, df_get_artificial_uses, union_defs) Replaced struct df_ref * with df_ref. * df-scan.c (df_collection_rec, df_null_ref_rec, df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref, df_grow_ref_info, df_ref_create, df_reg_chain_unlink, df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain, df_ref_chain_delete, df_free_collection_rec, df_insn_rescan, df_reorganize_refs_by_reg_by_reg, df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg, df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs, df_sort_and_compress_refs, df_install_ref, df_install_refs, df_ref_record, df_get_conditional_uses, df_get_call_refs, df_bb_refs_record, df_exit_block_uses_collect, df_record_exit_block_uses, df_reg_chain_mark, df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct df_ref * with df_ref. (df_ref_record, df_uses_record, df_ref_create_structure): Added df_ref_class parameter. (df_scan_problem_data): Added new pools for different types of refs. (df_scan_free_internal, df_scan_alloc, df_free_ref, df_ref_create_structure): Processed new ref pools. (df_scan_start_dump): Added counts of refs and insns. (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record, df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect, df_entry_block_defs_collect, df_exit_block_uses_collect): Added code to pass df_ref_class down to ref creation functions. (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1, df_reg_chain_mark): Use macros to hide references to df_refs. (df_ref_chain_change_bb): Removed. (df_insn_change_bb): Remove calls to df_ref_insn_change_bb. (df_ref_equal_p, df_ref_compare, df_ref_create_structure): Enhanced to understand df_ref union structure. * fwprop.c (local_ref_killed_between_p, use_killed_between, all_uses_available_at, update_df, try_fwprop_subst, forward_propagate_subreg, forward_propagate_and_simplify, forward_propagate_into, fwprop, fwprop_addr): Replaced struct df_ref * with df_ref. (use_killed_between, all_uses_available_at): Use macros to hide references to df_refs. * regstat.c (regstat_bb_compute_ri, regstat_bb_compute_calls_crossed): Replaced struct df_ref * with df_ref. * see.c (see_handle_relevant_defs, see_handle_relevant_uses, see_handle_relevant_refs, see_analyze_one_def, see_update_relevancy, see_propagate_extensions_to_uses): Replaced struct df_ref * with df_ref. * ra-conflict.c (record_one_conflict, clear_reg_in_live, global_conflicts): Replaced struct df_ref * with df_ref. * ddg.c (create_ddg_dep_from_intra_loop_link, add_cross_iteration_register_deps, build_inter_loop_deps): Replaced struct df_ref * with df_ref. (create_ddg_dep_from_intra_loop_link, add_cross_iteration_register_deps): Use macros to hide references to df_refs. * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct df_ref * with df_ref. * df-core.c (df_bb_regno_first_def_find, df_bb_regno_last_def_find, df_find_def, df_find_use, df_refs_chain_dump, df_regs_chain_dump, df_ref_debug, debug_df_ref): Replaced struct df_ref * with df_ref. (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs. * cse.c (cse_extended_basic_block): Replaced struct df_ref * with df_ref. * web.c (union_defs, entry_register, replace_ref, web_main): Replaced struct df_ref * with df_ref. (union_defs, replace_ref): Use macros to hide references to df_refs. * global.c (compute_regs_asm_clobbered, build_insn_chain): Replaced struct df_ref * with df_ref. * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref. * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets): Replaced struct df_ref * with df_ref. * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p, mark_ref_dead, process_bb_node_lives): Replaced struct df_ref * with df_ref. * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref. * df-byte-scan.c (df_compute_accessed_bytes_extract, df_compute_accessed_bytes_strict_low_part, df_compute_accessed_bytes_subreg, df_compute_accessed_bytes): Replaced struct df_ref * with df_ref. (df_compute_accessed_bytes): Use macros to hide references to df_refs. * init-regs.c (initialize_uninitialized_regs): Replaced struct df_ref * with df_ref. * loop-invariant.c (invariant_for_use, hash_invariant_expr_1, check_dependency, check_dependencies, record_uses): Replaced struct df_ref * with df_ref. (invariant_for_use, check_dependency): Use macros to hide references to df_refs. * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def, get_biv_step_1, get_biv_step, record_iv, iv_analyze_def, iv_analyze, biv_p): Replaced struct df_ref * with df_ref. (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide references to df_refs. * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref * with df_ref. * combine.c (create_log_links): Replaced struct df_ref * with df_ref. * df-problems.c (df_rd_bb_local_compute_process_def, df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create, df_chain_unlink_1, df_chain_unlink, df_chain_copy, df_chain_remove_problem, df_chain_create_bb_process_use, df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_check_regs, df_byte_lr_bb_local_compute, df_byte_lr_simulate_defs, df_byte_lr_simulate_uses, df_byte_lr_simulate_artificial_refs_at_top, df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note, df_note_bb_compute, df_note_add_problem, df_simulate_defs, df_simulate_uses, df_simulate_artificial_refs_at_end, df_simulate_artificial_refs_at_top): Replaced struct df_ref * with df_ref. (df_chain_dump): Use macros to hide references to df_refs. * config/mips/mips.c (r10k_simplify_address): Replaced struct df_ref * with df_ref. * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes, mark_artificial_uses, mark_reg_dependencies, byte_dce_process_block): Replaced struct df_ref * with df_ref. 2008-10-11 Eric Botcazou <ebotcazou@adacore.com> * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in head comment. (array_ref_element_size): Likewise. (array_ref_low_bound): Likewise. (array_ref_up_bound): Likewise. * expr.c (contains_packed_reference): Likewise. (array_ref_element_size): Likewise. (array_ref_low_bound): Likewise. (array_ref_up_bound): Likewise. * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal with ARRAY_RANGE_REF. (idx_find_step): Likewise. (idx_record_use): Likewise. (strip_offset_1): Likewise. (idx_remove_ssa_names): Likewise. 2008-10-11 Uros Bizjak <ubizjak@gmail.com> Andi Kleen <ak@linux.intel.com> * config/i386/cpuid.h (__cpuid_count): New defines. * config/i386/driver-i386.c (struct cache_desc): New structure. (describe_cache): Use struct cache_desc to pass cache descriptions. (detect_l2_cache): Ditto. Rename from decode_l2_cache. (detect_caches_amd): Use struct cache_desc to describe caches. (decode_caches_intel): Use struct cache_desc to pass cache descriptions. Update descriptions to match latest (rev -032, December 2007) CPUID documentation. Do not check valid bit here. Check for Xeon MP value 0x49 problems. (detect_caches_cpuid2): New function, split from detect_caches_intel. Check valid bit before calling decode_caches_intel. Detect number of times to repeat CPUID instruction. (detect_caches_cpuid4): New function. (detect_caches_intel): Depending on max_level, call detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache only when other methods fail to provide valid L2 cache description. 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> PR middle-end/37608 * pa.md (call, call_value): Generate an rtx for register r4 and pass it to PIC call patterns. (call_symref_pic): Revise pattern to expose PIC register save. Remove code generation and attributes from pattern. Change peephole2 to split for noreturn case. Revise split pattern for non noreturn case. (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic, call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise. * pa.c (attr_length_call): Simplify extraction of call rtx. Add some asserts. 2008-10-11 David Edelsohn <edelsohn@gnu.org> * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT. (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT and fp_type. (divdf3): Reformat long line. 2008-10-11 Michael J. Eager <eager@eagercon.com> * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret -mfpu options. (rs6000_handle_option): Process -mfpu options. * config/rs6000/rs6000.h (TARGET_XILINX_FPU): New. (enum fpu_type_t): New. * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md. (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set fp_type. (floatsisf2): Remove TARGET_SINGLE_FPU condition. (floatdidf2): Add TARGET_SINGLE_FPU condition. * config/rs6000/rs6000.opt (-mfpu): New. (-mxilinx-fpu): New. * config/rs6000/sysv4.h (DRIVER_SELF_SPECS): New. * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU. * config/rs6000/xfpu.md: New. Define Xilinx pipeline. * gcc/config.gcc: powerpc-xilinx-eabi target: New. * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option. 2008-10-11 Jakub Jelinek <jakub@redhat.com> PR target/35760 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create LO_SUM on Darwin if mode has just one unit. 2008-10-10 H.J. Lu <hongjiu.lu@intel.com> PR debug/37002 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which has been optimized out. 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com> * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P. (SECONDARY_INPUT_RELOAD_CLASS): Likewise. (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete. (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P. (PIC_OFFSET_P): Rename to... (PCREL_SYMOFF_P): ...this. (PIC_DIRECT_ADDR_P): Delete. (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of PIC_OFFSET_P. (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16, UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF. * config/sh/sh.c (print_operand): Remove CONST handling. (unspec_caller_rtx_p): Rewrite to use split_const and check the operands of UNSPEC bases. (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC) with (unspec [A B] UNSPEC_SYMOFF). (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF. (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P. * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec. (UNSPEC_EXTRACT_U16): Likewise. (UNSPEC_SYMOFF): Likewise. (UNSPEC_PCREL_SYMOFF): Likewise. (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions of constants. (movsi_const_16bit): Likewise. (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise. (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC) with (unspec [A B] UNSPEC_PCREL_SYMOFF). (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B) with (unspec [A B] UNSPEC_SYMOFF). (symPLT_label2reg): Replace (minus A (minus B pc)) with (unspec [A B] PCREL_UNSPEC_SYMOFF). * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16. (Csu): Likewise UNSPEC_EXTRACT_U16. (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P. (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P. 2008-10-10 Stepan Kasal <skasal@redhat.com> * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples for loop strip mining and loop blocking. 2008-10-10 Alexandre Oliva <aoliva@redhat.com> * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't vary types depending on debug info. 2008-10-10 Alexandre Oliva <aoliva@redhat.com> * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME before ensuring it's already computed. 2008-10-09 Jakub Jelinek <jakub@redhat.com> * rtl.h (locator_eq): New decl. * cfglayout.c (locator_scope): New function. (insn_scope): Use it. (locator_eq): New function. (fixup_reorder_chain): Search for last insn in src bb that has locator set or first insn in dest bb. Use locator_eq instead of == to compare locators. * cfgrtl.c (cfg_layout_merge_blocks): Likewise. * cfgcleanup.c (try_forward_edges): Use locator_eq instead of == to compare locators. * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block as used. * gimple-low.c (lower_function_body, lower_gimple_return, lower_builtin_setjmp): Set gimple_block on the newly created stmts. * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set goto_block on edges if goto_locus is known. PR middle-end/37774 * tree.h (get_object_alignment): Declare. * emit-rtl.c (set_mem_attributes_minus_bitpos): Call get_object_alignment if needed. * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling to ... (get_object_alignment): ... here. New function. Try harder to determine alignment from get_inner_reference returned offset. 2008-10-08 Jakub Jelinek <jakub@redhat.com> * graphite.c (gloog): Don't call find_unreachable_blocks before delte_unreachable_blocks. * cfgexpand.c (expand_gimple_cond): Convert also goto_block and goto_locus of true_edge into RTL locator. 2008-10-08 Uros Bizjak <ubizjak@gmail.com> * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG. (*jcc_btdi_mask_rex64): Ditto. (*jcc_btsi): Ditto. (*jcc_btsi_mask): Ditto. (*jcc_btsi_1): Ditto. (*jcc_btsi_mask_1): Ditto. 2008-10-08 Paul Brook <paul@codesourcery.com> * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI compatible profiler (__gnu_mcount_nc). (SUBTARGET_FRAME_POINTER_REQUIRED): Define. 2008-10-08 H.J. Lu <hongjiu.lu@intel.com> * config/i386/i386.c (initial_ix86_tune_features): Add X86_TUNE_USE_VECTOR_FP_CONVERTS. * config/i386/i386.h (ix86_tune_indices): Likewise. (TARGET_USE_VECTOR_FP_CONVERTS): New. * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC) for FP to FP splitters. 2008-10-08 H.J. Lu <hongjiu.lu@intel.com> * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert splitter. 2008-10-08 Jakub Jelinek <jakub@redhat.com> PR target/36635 PR target/37290 PR rtl-optimization/37341 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges to ORIG_BB, pass through ORIG_BB recursively. (cse_condition_code_reg): Adjust caller. 2008-10-08 Kai Tietz <kai.tietz@onevision.com> * sdbout.c (sdbout_one_type): Treat the value type CONST_DECL for enumerals. 2008-10-07 H.J. Lu <hongjiu.lu@intel.com> * config/i386/i386.md: Remove trailing white spaces. 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com> PR rtl-optimization/37448 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field. (stuct alloc_pool_descriptor) [created, allocated, current, peak]: Make unsigned long. (struct output_info) [count]: Renamed total_created and made unsigned long. (struct output_info) [size]: Renamed total_allocated and made unsigned long. (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free): Properly keep track of desc->size. (print_statistics, dump_alloc_pool_statistics): Enhance the printing of statistics to print the number of elements and to use unsigned longs. 2008-10-07 Jakub Jelinek <jakub@redhat.com> PR middle-end/37576 * opts.h (CL_SAVE): Move up to flags range. (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET, CL_COMMON): Renumber. (CL_MIN_OPTION_CLASS): Set to CL_PARAMS. * opts.c (common_handle_option): Revert last change. 2008-10-07 H.J. Lu <hongjiu.lu@intel.com> * config/i386/i386-protos.h (ix86_schedule): New. * config/i386/i386.c (ix86_schedule): New. (override_options): Add schedule to processor_alias_table. Set ix86_schedule from the schedule field in processor_alias_table. (ix86_function_specific_save): Save ix86_schedule. (ix86_function_specific_restore): Restore ix86_schedule. * config/i386/i386.md (cpu): Map to ix86_schedule instead of ix86_tune. Add none and remove i386, i486, pentium4, nocona and generic32. * config/i386/i386.opt: Add schedule. * config/i386/ppro.md: Remove generic32. 2008-10-07 Simon Martin <simartin@users.sourceforge.net> PR c/35437 * expr.c (count_type_elements): Handle ERROR_MARK. 2008-10-07 Jakub Jelinek <jakub@redhat.com> PR debug/29609 PR debug/36690 PR debug/37616 * basic-block.h (struct edge_def): Add goto_block field. * cfglayout.c (fixup_reorder_chain): Ensure that there is at least one insn with locus corresponding to edge's goto_locus if !optimize. * profile.c (branch_prob): Copy edge's goto_block. * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for emitted jumps. (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus locator in between the merged basic blocks if !optimize and needed. * cfgexpand.c (expand_gimple_cond): Convert goto_block and goto_locus into RTL locator. For unconditional jump use that locator for the jump insn. (expand_gimple_cond): Convert goto_block and goto_locus into RTL locator for all remaining edges. For unconditional jump use that locator for the jump insn. * cfgcleanup.c (try_forward_edges): Avoid the optimization if there is more than one edge or insn locator along the forwarding edges and !optimize. If there is just one, set e->goto_locus. * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also edge's goto_block. (move_block_to_fn): Adjust edge's goto_block. 2008-10-07 H.J. Lu <hongjiu.lu@intel.com> PR middle-end/37731 * expmed.c (expand_mult): Properly check DImode constant in CONST_DOUBLE. 2008-10-07 Jakub Jelinek <jakub@redhat.com> PR debug/37738 * dwarf2out.c (common_block_die_table): New variable. (common_block_die_table_hash, common_block_die_table_eq): New functions. (gen_variable_die): Look up a DW_TAG_common_block die for a particular COMMON block in the current scope rather than globally. Optimize DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into DW_OP_addr SYMBOL_REF+off. 2008-10-07 Eric Botcazou <ebotcazou@adacore.com> * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>: Return true for non-addressable GIMPLE operands. 2008-10-07 H.J. Lu <hongjiu.lu@intel.com> PR target/24765 * config/i386/i386.c (initial_ix86_tune_features): Remove X86_TUNE_USE_BIT_TEST. * config/i386/i386.h (ix86_tune_indices): Likewise. (TARGET_USE_BIT_TEST): Removed. 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org> * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs. 2008-10-06 Adam Nemet <anemet@caviumnetworks.com> * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ... (mul<mode>3_mul3): ... into this new template. 2008-10-06 Aldy Hernandez <aldyh@redhat.com> * gimplify.c (gimplify_arg): Add location argument. Use it. (gimplify_call_expr): Pass location to gimplify_arg. (gimplify_modify_expr_to_memcpy): Same. (gimplify_modify_expr_to_memset): Same. 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com> * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Update calls to build_unary_op and build_indirect_ref for location changes. 2008-10-06 Aldy Hernandez <aldyh@redhat.com> build_modify_expr. * c-decl.c (finish_decl): Pass input_location to build_unary_op. * c-typeck.c (array_to_pointer_conversion): Pass location to build_unary_op. (function_to_pointer_conversion): Use error_at and warning_at. (build_indirect_ref): Same. (build_array_ref): Pass location to build_binary_op. (parser_build_unary_op): Do not set location after calling build_unary_op. (build_unary_op): Add location argument. Use it throughout. Set EXPR_LOCATION before returning new tree. (build_modify_expr): Same. (build_binary_op): Use location throughout. Set EXPR_LOCATION before returning node. * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op, build_indirect_ref, build_modify_expr. (c_finish_omp_for): Same. Use error_at instead of error. * c-common.c (c_common_truthvalue_conversion): Pass location to build_unary_op. (warn_for_div_by_zero): Add location argument. * c-common.h: Add argument to build_modify_expr, build_indirect_ref, build_unary_op, warn_for_div_by_zero. * c-parser.c (c_parser_typeof_specifier): Use protected_set_expr_location. (c_parser_statement_after_labels): Same. (c_parser_condition): Same. (c_parser_expr_no_commas): Pass correct location to build_modify_expr. (c_parser_conditional_expression): Use protected_set_expr_location. (c_parser_unary_expression): Pass location to build_indirect_ref. (c_parser_postfix_expression_after_primary): Pass location to build_indirect_ref, build_unary_op. (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION. 2008-10-06 Joshua Kinard <kumba@gentoo.org> * doc/invoke.texi: List r1x000 family under the -march MIPS option. * config/mips/mips.h (PROCESSOR_R10000): New processor_type. * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000, r14000 and r16000. (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry. (mips_issue_rate): Handle PROCESSOR_R10000. * config/mips/mips.md (cpu): Add r10000. Include r10000.md. * config/mips/10000.md: New file. 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com> * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare. * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro. * config/rs6000/rs6000.c (rs6000_find_base_term): New function. 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com> * config/darwin-protos.h (machopic_function_base_name): Delete. (machopic_function_base_sym): Likewise. (machopic_gen_offset): Declare. * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro. (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant. * config/darwin.c (machopic_function_base_name): Delete. (machopic_function_base_sym): Likewise. (gen_pic_offset): Rename to... (machopic_gen_offset): ...this and remove the pic_base argument. Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set crtl->uses_pic_offset_table. (machopic_indirect_data_reference): Use new machopic_gen_offset interface. (machopic_legitimize_pic_address): Likewise. (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET. * config/i386/darwin.h (GOT_SYMBOL_NAME): Use MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name. * config/i386/i386.c (output_set_got): Likewise. (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET instead of a MINUS. (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET. (legitimate_address_p): Likewise. (output_pic_addr_const): Likewise. (output_addr_const_extra): Likewise. (ix86_delegitimize_address): Expect darwin_local_data_pic to match an UNSPEC rather than a MINUS. * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define. (builtin_setjmp_receiver): Use machopic_gen_offset. * config/i386/predicates.md (pic_symbolic_operand): Handle UNSPEC_MACHOPIC_OFFSET. * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use machopic_gen_offset and machopic_operand_p. (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET. (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME. * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define. (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME. Set crtl->uses_pic_offset_table. 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com> * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra): Declare. * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro. * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant. * config/rs6000/rs6000.c (constant_pool_expr_1): Delete. (constant_pool_expr_p): Use split_const and check the base. (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL instead of a MINUS. (legitimate_constant_pool_address_p): Check toc_relative_p instead of constant_pool_expr_p. (print_operand_address): Always use output_addr_const for constant pool addresses. (rs6000_output_addr_const_extra): New function. (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS. 2008-10-06 Vladimir Makarov <vmakarov@redhat.com> PR middle-end/37535 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions. (mark_ref_live, mark_ref_dead): Use them. (def_conflicts_with_inputs_p): Remove. (mark_early_clobbers): New function. (process_bb_node_lives): Call preprocess_constraints and mark_early_clobbers. * doc/rtx.texi (clobber): Change how RA deals with clobbers. 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net> * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup lib with -mthread switch. 2008-10-05 Dodji Seketeli <dodji@redhat.com> PR c++/37410 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this function in two, making it call a new and reusable dwarf2out_imported_module_or_decl() that takes the containing BLOCK of the declaration in argument. (dwarf2out_imported_module_or_decl_real): New function. (decls_for_scope, gen_decl_die, dwarf2out_decl): Take IMPORTED_DECL in account. * tree.def: Added IMPORTED_DECL node type. * tree.h: Added accessors for IMPORTED_DECL nodes. * tree.c (init_ttree): Initialise IMPORTED_DECL node type. 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de> * doc/gimple.texi: Fix some typos, wrap some long lines, fix some broken wraps with continuations. * tree-ssa-reassoc.c: Fix comment typos. 2008-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> PR target/37603 * pa.c (legitimize_pic_address): Force function labels to memory in word mode. 2008-10-04 Anton Blanchard <anton@samba.org> * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync(). (rs6000_split_atomic_op): Same. (rs6000_split_compare_and_swap): Same. (rs6000_split_compare_and_swapqhi): Same. 2008-10-04 Richard Guenther <rguenther@suse.de> * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p instead of pointer equality. (vn_nary_op_eq): Likewise. 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com> * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT condition. (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS && TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT". 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net> * config/i386/winnt.c (i386_pe_strip_name_encoding_full): Revert previous change. 2008-10-03 Tom Tromey <tromey@redhat.com> * stringpool.c (ggc_alloc_string): Terminate string. 2008-10-03 Jakub Jelinek <jakub@redhat.com> * gimplify.c (gimplify_function_tree): For -finstrument-functions use gimple_bind_{,set_}block instead of gimple_{,set_}block. * gimple.h (gimple_bind_set_block): Allow second argument to be NULL. PR debug/37726 * gimplify.c (declare_vars): Use gimple_bind_block instead of gimple_block. 2008-10-03 Pascal Obry <obry@adacore.com> * gcov.c (create_file_names): Properly handle UNIX and DOS directory separators. (make_gcov_file_name): Likewise + convert the ':' DOS drive separator to '~' to ensure clean filenames on Windows. 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net> * config/i386/winnt.c (i386_pe_strip_name_encoding_full): Add a null terminator to the stripped name. 2008-10-02 David Edelsohn <edelsohn@gnu.org> * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT. (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition. (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT. (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT. 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com> * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE. 2008-10-02 Richard Guenther <rguenther@suse.de> PR middle-end/37713 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE and VECTOR_TYPE recurse with useless_type_conversion_p which properly handles void pointer conversion. 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net> PR target/37528 * config/i386/mingw32.h (LIBGCC_SPEC): Replace with .. (REAL_LIBGCC_SPEC): New. Always include -lgcc. 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com> * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE, ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially, they translate to non builtins. * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable opaque_ftype_opaque. Define builtins __builtin_vec_splats, __builtin_vec_promote, __builtin_vec_extract, and __builtin_vec_insert. * config/rs6000/rs6000.h (enum rs6000_builtins): Add ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE, ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS. * config/rs6000/altivec.h (vec_extract): Define (vec_insert): Define. (vec_splats): Define. (vec_promote): Define. 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com> Yukishige Shibata <shibata@rd.scei.sony.co.jp> Trevor Smigiel <Trevor_Smigiel@playstation.sony.com> * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell Altivec intrinsics. * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete prototype. Add new parameter, blk. Use BLKmode for the MEM if blk is true. (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and ALTIVEC_BUILTIN_STVRXL. Update usage of altivec_expand_lv_builtin. Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL. (altivec_init_builtins): If compiling for the Cell, also define the cell VMX builtins. * config/rs6000/rs6000.h (rs6000_builtins): Define ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX, ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL, ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL, ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL, ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL, ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL. * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX, UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL, UNSPEC_STVRX, and UNSPEC_STVRXL. (altivec_lvlx): New pattern. (altivec_lvlxl): New pattern. (altivec_lvrx): New pattern. (altivec_lvrxl): New pattern. (altivec_stvlx): New pattern. (altivec_stvlxl): New pattern. (altivec_stvrx): New pattern. (altivec_stvrxl): New pattern. * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined. (vec_lvlxl): Likewise. (vec_lvrx): Define if PPU is defined. (vec_lvrxl): Likewise. (vec_stvlx): Define if PPU is defined. (vec_stvlxl): Likewise. (vec_stvrx): Define if PPU is defined. (vec_stvrxl): Likewise. 2008-10-01 Geert Bosch <bosch@adacore.com> * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR. 2008-10-01 Richard Guenther <rguenther@suse.de> PR tree-optimization/37617 * tree-ssa-pre.c (create_expression_by_pieces): During FRE do not add to the NEW_SETS. 2008-10-01 Richard Guenther <rguenther@suse.de> PR middle-end/37285 * tree-vrp.c (execute_vrp): If we optimized away the default case make sure to promote the label that got in place of it to a default case label. 2008-10-01 Richard Henderson <rth@redhat.com> PR tree-opt/35737 * tree-complex.c (set_component_ssa_name): Don't optimize is_gimple_min_invariant values with ssa_names in abnormal phis. 2008-09-30 Paolo Bonzini <bonzini@gnu.org> PR tree-optimization/37662 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a commutative binary operation if they are in the wrong order and fold_build2 produces non-GIMPLE. 2008-09-30 Jakub Jelinek <jakub@redhat.com> PR tree-optimization/37662 PR tree-optimization/37663 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call get_value_range with non-SSA_NAME. Don't assert operands have been folded, instead just bail out. 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com> * config/rs6000/rs6000.md (fnmadds combiner): Revert typo. 2008-09-30 Richard Guenther <rguenther@suse.de> PR middle-end/37491 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly build restrict-qualified pointers. (vectorizable_store): Move alias check later. (vectorizable_load): Likewise. 2008-09-30 Paolo Bonzini <bonzini@gnu.org> * c-common.c (empty_if_body_warning): Remove. * c-common.h (empty_if_body_warning): Remove. * c-parser.c (c_parser_if_body, c_parser_else_body): Implement here the -Wempty-body warning for `if' and `else' statements. * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning. 2008-09-29 H.J. Lu <hongjiu.lu@intel.com> * config/i386/i386.opt: Add msse2avx. * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx. * config/i386/linux64.h (ASM_SPEC): Likewise. * doc/invoke.texi: Document -msse2avx. 2008-09-29 Eric Botcazou <ebotcazou@adacore.com> * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type. 2008-09-29 Joseph Myers <joseph@codesourcery.com> * ifcvt.c (noce_emit_store_flag): If using condition from original jump, reverse it if if_info->cond was reversed. 2008-09-29 Eric Botcazou <ebotcazou@adacore.com> * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to non-constant memory if it cannot be forced to constant memory. Overhaul surrounding code and factor out common condition. 2008-09-29 Jeff Law <law@redhat.com> * reload1.c (alter_reg): Add missing curly braces. 2008-09-29 Michael J. Eager <eager@eagercon.com> * config/rs6000/predicates.md (easy_fp_constant): Single FP consts are easy. * config/rs6000/rs6000.c (rs6000_override_options): Move rs6000_init_hard_regno_mode_ok after all options changed. Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT. (rs6000_handle_option): Process -msingle-float, -mdouble-float, -msimple-fpu flags. Add warning messages if single FP not configured. (rs6000_file_start): Output gnu_attribute for single-float. (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT. (rs6000_legitimize_address): Likewise. (rs6000_legitimize_reload_address): Likewise. (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT. (function_arg_advance): Likewise (partial conversion). (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT. (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT. (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT. (rs6000_emit_prologue): Likewise. (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT. (rs6000_libcall_value): Likewise. * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1. (TARGET_DOUBLE_FLOAT): New default to 1 (TARGET_SIMPLE_FPU): New default to 0 (TARGET_SINGLE_FPU): New default to 0 (TARGET_SINGLE_FLOAT_MODE): New. (TARGET_DOUBLE_FLOAT_MODE): New. * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU, UNITS_PER_FP_WORD * config/rs6000/rs6000.md (define_mode_iterator): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT. (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr, copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr, nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3, muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3, movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal, floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2, *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt, fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64, floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32, movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs, extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper, abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1, cmptf_internal1, *cmptf_internal2): Condition on TARGET_DOUBLE_FLOAT. (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3, mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc, *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2, btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1, floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs, *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on TARGET_SINGLE_FLOAT. (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU. * config/rs6000/rs6000.opt (-msingle-float): New. (-mdouble-float): New. (-msimple-fpu): New. * doc/invoke.texi (RS/6000 and PowerPC Options): Add -msingle-float, -mdouble-float, -msimple-fpu options. * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set _SOFT_DOUBLE for -msingle-float. * config.gcc: New config for target=powerpc-xilinx-eabi. 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de> * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always have exit and entry. (new_scop): Take entry and exit edge to define new SCoP. (sd_region_p): New structure used during SCoP detection. (move_scops): Delete. (move_sd_regions): New. (scopdet_info): Change the definition from edges back to basic_blocks. (scopdet_edge_info): Work on basic_blocks and rename to scopdet_basic_block_info. (split_difficult_bb): At the moment removed. We should later add it at another place. (build_scops_1): Work on basic_blocks. (bb_in_sd_region): New. (find_single_entry_edge): New. (find_single_exit_edge): New. (create_single_entry_edge): New. (sd_region_without_exit): New. (create_single_exit_edge): New. (unmark_exit_edges): New. (mark_exit_edges): New. (create_sese_edges): New. (build_graphite_scops): New. (build_scops): Make SCoPs SESE. (limit_scops): Use the new functions. 2008-09-29 Hans-Peter Nilsson <hp@axis.com> * config/cris/cris.h (IRA_COVER_CLASSES): Define. 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com> PR target/37640 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force address to a register before taking the lower part. 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm for SHmedia. 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com> Kaushal Kantawala <kaushal_kantawala@playstation.sony.com> PR tree-opt/36891 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on the newly created variable. Create a VECTOR_CST of all 1s for vector types. 2008-09-28 Eric Botcazou <ebotcazou@adacore.com> PR middle-end/36575 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo. 2008-09-28 Eric Botcazou <ebotcazou@adacore.com> * expmed.c (store_fixed_bit_field): Always use convert_to_mode in order to convert between modes. (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode. 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR if needed. 2008-09-26 Vladimir Makarov <vmakarov@redhat.com> Revert: 2008-09-25 Vladimir Makarov <vmakarov@redhat.com> * ira-lives.c:... * doc/rtl.texi:... 2008-09-26 Adam Nemet <anemet@caviumnetworks.com> * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT, ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change them to yield false with MIPS16. 2008-09-26 Jakub Jelinek <jakub@redhat.com> PR middle-end/37275 * dwarf2out.c (tls_mem_loc_descriptor): New function. (mem_loc_descriptor): Use it for MEM. For PLUS fail if second mem_loc_descriptor failed. Accept UNSPEC. (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL fail if one of the loc_descriptor calls for pieces failed. (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars, as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail if loc_descriptor_from_tree_1 on offset failed. PR middle-end/37576 * opts.c (common_handle_option): Don't call print_specific_help with CL_SAVE as first argument. 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com> Steve Ellcey <sje@cup.hp.com> * configure: Regenerate for new libtool. * aclocal.m4: Ditto. 2008-09-26 Pat Haugen <pthaugen@us.ibm.com> * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct alias set on MEM when saving stack pointer. * config/rs6000/rs6000.md (allocate_stack): Likewise 2008-09-26 Dorit Nuzman <dorit@il.ibm.com> PR tree-optimization/37574 * tree-vectorizer.c (vect_is_simple_use): Fix indentation. * tree-vect-transform.c (vect_get_constant_vectors): Use vectype instead of vector_type for constants. Take computation out of loop. (vect_get_vec_def_for_operand): Use only vectype for constant case, and use only vector_type for invariant case. (get_initial_def_for_reduction): Use vectype instead of vector_type. 2008-09-25 Jakub Jelinek <jakub@redhat.com> PR c/37645 * c-common.c (handle_weakref_attribute): Ignore the attribute unless the decl is a VAR_DECL or FUNCTION_DECL. 2008-09-25 Vladimir Makarov <vmakarov@redhat.com> PR middle-end/37535 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions. (mark_ref_live, mark_ref_dead): Use them. (def_conflicts_with_inputs_p): Remove. (mark_early_clobbers): New function. (process_bb_node_lives): Call preprocess_constraints and mark_early_clobbers. * doc/rtl.texi (clobber): Change how RA deals with clobbers. 2008-09-25 Vladimir Makarov <vmakarov@redhat.com> PR middle-end/37448 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP. (ira_compress_allocno_live_ranges): New prototype. * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP. (coalesced_allocnos_living_at_program_points): New. (coalesced_allocnos_live_at_points_p, set_coalesced_allocnos_live_points): New functions. (coalesce_spill_slots): Rewrite. * ira-lives.c (remove_some_program_points_and_update_live_ranges, ira_compress_allocno_live_ranges): New functions. * ira-build.c (ira_flattening): Call ira_compress_allocno_live_ranges. (ira_build): Ditto. 2008-09-25 H.J. Lu <hongjiu.lu@intel.com> * config/i386/i386.md: Check cmp/branch fuse for cmp peephole optimization. 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com> * combine.c (make_compound_operation): Handle the 'E' format. (count_rtxs): Likewise. (update_table_tick): Likewise. (get_last_value_validate): Likewise. 2008-09-25 Eric Botcazou <ebotcazou@adacore.com> * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL. 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com> * matrix-reorg.c (transform_allocation_sites): Initializers added to avoid the warning. 2008-09-25 Martin Jambor <mjambor@suse.cz> * cgraph.c (free_nodes): New variable. (NEXT_FREE_NODE): New macro. (cgraph_create_node): Reuse nodes from the free list. Do not update uid if doing so. (cgraph_remove_node): Add the node to the free list. 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com> * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define. 2008-09-24 Richard Henderson <rth@redhat.com> * dwarf2.h (DW_OP_GNU_encoded_addr): New. * unwind-dw2.c (execute_stack_op): Handle it. 2008-09-24 David Edelsohn <edelsohn@gnu.org> Revert: 2008-09-24 Michael J. Eager <eager@eagercon.com> 2008-09-24 Aldy Hernandez <aldyh@redhat.com> * c-common.c (fname_decl): New location argument. * c-common.h (fname_decl): Same. * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of {warning,error}. (c_parser_typeof_specifier): Same. (c_parser_parms_list_declarator): Same. (c_parser_asm_string_literal): Same. (c_parser_compound_statement_nostart): Same. (c_parser_label): Same. (c_parser_do_statement): Same. (c_parser_asm_statement): Same. (c_parser_unary_expression): Same. (c_parser_sizeof_expression): Same. (c_parser_postfix_expression): Same. (c_parser_pragma): Same. (c_parser_omp_clause_collapse): Same. (c_parser_omp_clause_num_threads): Same. (c_parser_omp_clause_schedule): Same. (c_parser_omp_all_clauses): Same. (c_parser_omp_sections_scope): Same. (c_parser_omp_for_loop): Same. Pass condition's location to c_objc_common_truthvalue_conversion. (c_parser_enum_specifier): Remove comment. 2008-09-24 Michael J. Eager <eager@eagercon.com> * config/rs6000/predicates.md (easy_fp_constant): Single FP consts are easy. * config/rs6000/rs6000.c (rs6000_override_options): Move rs6000_init_hard_regno_mode_ok after all options changed. Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT. (rs6000_handle_option): Process -msingle-float, -mdouble-float, -msimple-fpu flags. Add warning messages if single FP not configured. (rs6000_file_start): Output gnu_attribute for single-float. (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT. (rs6000_legitimize_address): Likewise. (rs6000_legitimize_reload_address): Likewise. (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT. (function_arg_advance): Likewise. (function_arg): Likewise. (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT. (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT. (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT. (rs6000_emit_prologue): Likewise. (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT. (rs6000_libcall_value): Likewise. * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1. (TARGET_DOUBLE_FLOAT): New default to 1 (TARGET_SIMPLE_FPU): New default to 0 (TARGET_SINGLE_FPU): New default to 0 (TARGET_SINGLE_FLOAT_MODE): New. (TARGET_DOUBLE_FLOAT_MODE): New. * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU, UNITS_PER_FP_WORD * config/rs6000/rs6000.md (define_mode_iterator): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT. (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr, copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr, nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3, muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3, movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal, floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2, *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt, fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64, floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32, movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs, extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper, abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1, cmptf_internal1, *cmptf_internal2): Condition on TARGET_DOUBLE_FLOAT. (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3, mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc, *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2, btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1, floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs, *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on TARGET_SINGLE_FLOAT. (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU. * config/rs6000/rs6000.opt (-msingle-float): New. (-mdouble-float): New. (-msimple-fpu): New. * doc/invoke.texi (RS/6000 and PowerPC Options): Add -msingle-float, -mdouble-float, -msimple-fpu options. * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set _SOFT_DOUBLE for -msingle-float. * config.gcc: New config for target=powerpc-xilinx-eabi. 2008-09-23 Eric Botcazou <ebotcazou@adacore.com> * config/sparc/constraints.md: New file. * config/sparc/sparc.md: Include it. * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare. (sparc_extra_constraint_check): Delete. * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks. (memory_ok_for_ldd): New predicate. (sparc_extra_constraint_check): Delete. * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise. (CONST_OK_FOR_LETTER_P): Likewise. (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise. (EXTRA_CONSTRAINT): Likewise. 2008-08-23 Steve Ellcey <sje@cup.hp.com> * regrename.c (do_replace): Copy REG_POINTER value to new reg. 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com> * alias.c (find_base_value): Use FIND_BASE_TERM. * doc/tm.texi (FIND_BASE_TERM): Update documentation. 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com> * config/i386/i386.c: Include cselib.h. (ix86_pic_register_p): New function. (ix86_delegitimize_address): Use it to check for the PIC register. 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com> * doc/tm.texi (FIND_BASE_TERM): Expand documentation. * config/i386/i386.c (ix86_find_base_term): Don't check for SYMBOL_REF and LABEL_REF. 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com> * config/i386/i386.c (ix86_delegitimize_address): Wrap the constant PLUS in a CONST. 2008-09-23 Kai Tietz <kai.tietz@onevision.com> * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct check for sibcall support for w64. 2008-09-23 Eric Botcazou <ebotcazou@adacore.com> * c-ppoutput.c (cb_used_define): Do nothing for a builtin node. 2008-09-23 Aldy Hernandez <aldyh@redhat.com> * c-tree.h: Add argument to c_objc_common_truthvalue_conversion, parser_build_binary_op. * c-decl.c (build_enumerator): Pass location to build_binary_op. * c-typeck.c (build_array_ref): Same. (parser_build_unary_op): New location argument. (pointer_diff): Pass location to build_binary_op, c_objc_common_truthvalue_conversion. (build_modify_expr): Same. (build_unary_op): New location argument. (build_binary_op): New location argument. (c_objc_common_truthvalue_conversion): Pass location to c_*common_truthvalue_conversion. * c-convert.c (convert): Same. * c-common.c (binary_op_error): New location argument. (pointer_int_sum): Pass location to build_binary_op. (c_common_truthvalue_conversion): New location argument. (warn_for_sign_compare): Same. * c-common.h: Add location argument to c_common_truthvalue_conversion, binary_op_error, build_binary_op, warn_for_sign_compare. * c-parser.c (c_parser_condition): Pass location to c_*common_truthvalue_conversion. (c_parser_conditional_expression): Save condition's location and pass it on down. (c_parser_binary_expression): Same, but for the binary operator's location. (c_parser_omp_for_loop): Pass location to c_objc_common_truthvalue_conversion. 2008-09-23 Martin Jambor <mjambor@suse.cz> * cgraph.c (cgraph_free_edge): Use sizeof(*e). (cgraph_node_remove_callees): New temporary f. Hold the next item in f when looping. (cgraph_node_remove_callers): Likewise. * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED. (ipa_node_removal_hook): Likewise. * doc/gimple.texi (gimple_copy_call_skip_args): Changed to gimple_call_copy_skip_args and moved to the gimple_call section. * gimple.c (gimple_copy_call_skip_args): Renamed to gimple_call_copy_skip_args. Changed al users. 2008-09-22 Vladimir Makarov <vmakarov@redhat.com> * ira-color.c (start_allocno_priorities): Rename to setup_allocno_priorities. Use costs and ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and range lengths. Get rid off doubles. (ira_fast_allocations): Call start_allocno_priorities. 2008-09-22 David Daney <ddaney@avtrex.com> PR target/37593 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a register if TARGET_LONG_CALLS. 2008-09-22 Richard Guenther <rguenther@suse.de> PR tree-optimization/37145 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable value-numbering union accesses with their offset and size only. (visit_reference_op_load): Fix simplification of inserted conversions. * tree-ssa-pre.c (find_or_generate_expression): Do not recursively generate expressions if running FRE. 2008-09-22 Adam Nemet <anemet@caviumnetworks.com> * config/mips/mips.h (ISA_HAS_BADDU): New macro. * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>): New patterns. 2008-09-22 Richard Guenther <rguenther@suse.de> PR tree-optimization/37145 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls. (phi_translate_1): Constant fold references. 2008-09-22 Ira Rosen <irar@il.ibm.com> PR tree-optimization/37482 * tree-vectorizer.h (struct _slp_instance): Add new field. (SLP_INSTANCE_FIRST_LOAD_STMT): New. (get_earlier_stmt): New function. * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New function. (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT. * tree-vect-transform.c (vect_finish_stmt_generation): Remove the asserts that GSI points to the scalar statement being vectorized. Set new statement location according to GSI. (vect_schedule_slp_instance): Use GSI of SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads. 2008-09-21 Jan Hubicka <jh@suse.cz> * ipa-cp.c (ipcp_estimate_growth): Check recursive calls. (ipcp_insert_stage): Update dead_nodes bitmap. 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net> PR target/37528 * config/i386/t-cygming (SHLIB_LC): Remove. (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries. 2008-09-22 Hans-Peter Nilsson <hp@axis.com> PR middle-end/37170 PR middle-end/37280 * final.c (mark_symbol_ref_as_used): New helper function. (output_operand): Instead of just looking inside MEMs for SYMBOL_REFs, use new helper function and for_each_rtx. * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL to after weak-handling. Don't mark decls with TREE_STATIC as weak. Make head comment more general. * config/darwin.c (machopic_output_indirection): Handle weak references here, like in assemble_external. 2008-09-21 Eric Botcazou <ebotcazou@adacore.com> * config/sparc/sparc-protos.h (gen_compare_operator): Declare. (sparc_emit_float_lib_cmp): Change return type. * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode. (gen_compare_operator): New function. (sparc_emit_float_lib_cmp): Return the new operator to be used in the comparison sequence. Minor tweaks. * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert that the final operator and the result of sparc_emit_float_lib_cmp match for software TFmode; use emit_insn in lieu of emit_jump_insn. (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt, buneq, bunge, bunle, bltgt): Assert that the final operator and the result of sparc_emit_float_lib_cmp match for software TFmode. (movqicc, movhicc, movsicc, movdicc): Merge into... (mov<I:mode>cc): ...this. (movsfcc, movdfcc, movtfcc): Merge into... (mov<F:mode>cc): ...this. (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge into... (mov<I:mode>_cc_v9): ...this. (movdi_cc_sp64_trunc): Delete. (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64, movdi_cc_reg_sp64): Merge into... (mov<I:mode>_cc_reg_sp64): ...this. (movsf_cc_sp64): Rename into... (movsf_cc_v9): ...this. (movdf_cc_sp64): Rename into... (movdf_cc_v9): ...this. (movtf_cc_hq_sp64): Rename into... (movtf_cc_hq_v9): ...this. (movtf_cc_sp64): Rename into... (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64. 2008-09-21 Diego Novillo <dnovillo@google.com> * doc/gccint.texi: Include generic.texi and gimple.texi. Re-order index. * doc/tree-ssa.texi (GENERIC): Move to generic.texi. (GIMPLE): Move to gimple.texi. (Annotations): Remove references to to stmt_ann_t and ssa_name_ann_t. (SSA Operands): Rename from 'Statement Operands'. * doc/generic.texi: New. * doc/gimple.texi: New. * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi. * Makefile.in (TEXI_GCCINT_FILES): * gimple.c (gimple_copy_call_skip_args): Rename from giple_copy_call_skip_args. Update all users. * doc/gimple.texi (gimple_copy_call_skip_args): Document. 2008-09-21 Ira Rosen <irar@il.ibm.com> PR tree-optimization/37539 * tree-vect-transform.c (vect_transform_strided_load): Save vector statement in related statement field only for the first load of the group of loads with the same data reference. 2008-09-20 Adam Nemet <anemet@caviumnetworks.com> * config/mips/mips.h (TUNE_OCTEON): New macro. * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon. (mips_multipass_dfa_lookahead): Return 2 for Octeon. * config/mips/octeon.md: New file. * config/mips/mips.md: Include octeon.md. Restore semi-alphabetical order of include files. 2008-09-20 H.J. Lu <hongjiu.lu@intel.com> PR target/37571 * config/i386/i386.md (*jcc_fused_1): Removed. (*jcc_fused_2): Likewise. (*jcc_fused_3): Likewise. (*jcc_fused_4): Likewise. 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com> * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define. (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES. * target.h (gcc_target): Add ira_cover_classes. * ira.c: Remove IRA_COVER_CLASSES guards. (setup_cover_and_important_classes): Use targetm.ira_cover_classes instead of IRA_COVER_CLASSES. (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard. (setup_class_translate): Likewise. (setup_reg_class_intersect_union): Likewise. (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a test of targetm.ira_cover_classes. * opts.c (decode_options): Use targetm.ira_cover_classes instead of IRA_COVER_CLASSES. * target-def.h (TARGET_IRA_COVER_CLASSES): Define. (TARGET_INITIALIZER): Include it. * targhooks.h (default_ira_cover_classes): Declare. * targhooks.c (default_ira_cover_classes): New function. 2008-09-19 Bob Wilson <bob.wilson@acm.org> * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands. 2008-09-19 Ian Lance Taylor <iant@google.com> * varasm.c (narrowing_initializer_constant_valid_p): Return NULL_TREE if ENDTYPE is not an integer. 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com> PR tree-opt/30930 * tree-ssa.c (execute_update_addresses_taken): Also update DECL_GIMPLE_REG_P for vector and complex types. 2008-09-19 Andrew MacLeod <amacleod@redhat.com> Jan Hubicka <jh@suse.cz> PR middle-end/37567 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually empty before freeing them. (find_replaceable_exprs): Move asserts to free_temp_expr_table. 2008-09-18 Bob Wilson <bob.wilson@acm.org> * configure.ac: Add HAVE_AS_TLS check for Xtensa. * config/xtensa/predicates.md (tls_symbol_operand): New. * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define. (TARGET_CANNOT_FORCE_MEM): Define. (xtensa_tls_symbol_p): New. (xtensa_emit_move_sequence): Check for and legitimize TLS addresses. (xtensa_legitimate_address_p): Disallow constant pool TLS references. (xtensa_tls_module_base): New. (xtensa_call_tls_desc): New. (xtensa_legitimize_tls_address): New. (xtensa_legitimize_address): Handle TLS symbols. (xtensa_tls_referenced_p_1): New. (xtensa_tls_referenced_p): New. (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and UNSPEC_DTPOFF. (XTENSA_BUILTIN_THREAD_POINTER): New. (XTENSA_BUILTIN_SET_THREAD_POINTER): New. (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3 builtin. Add declarations for __builtin_thread_pointer and __builtin_set_thread_pointer. (xtensa_fold_builtin): Recognize new builtins. (xtensa_expand_builtin): Expand new builtins. * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value. (TARGET_THREADPTR): Define. (HAVE_AS_TLS): Define default value. (LEGITIMATE_CONSTANT_P): Disallow TLS references. * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New. (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New. (UNSPECV_SET_TP): New. (sym_TPOFF, sym_DTPOFF): New. (load_tp, set_tp, tls_func, tls_arg, tls_call): New. * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare. * configure: Regenerated. 2008-09-18 H.J. Lu <hongjiu.lu@intel.com> PR target/37394 * config/ia64/ia64.c (ia64_optimization_options): Move checking and setting flag_schedule_insns_after_reload and ia64_flag_schedule_insns2 back to ... (ia64_override_options): Here. 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com> PR rtl-opt/37451 * loop-doloop.c (doloop_modify): New argument zero_extend_p and zero extend count after the correction to it is done. (doloop_optimize): Update call to doloop_modify, don't zero extend count before call. 2008-09-18 Martin Jambor <mjambor@suse.cz> * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false. * ipa-prop.c: Correct comments. * ipa-prop.h: Likewise. 2008-09-18 Jan Hubicka <jh@suse.cz> PR middle-end/37448 * ipa-reference.c (ipa_reference_local_vars_info_d, ipa_reference_global_vars_info_d, ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t, ipa_reference_vars_info_t): Move here from ipa-reference.h (node_duplication_hook_holder, node_removal_hook_holder): New. (get_reference_vars_info_from_cgraph): Rename to ... (get_reference_vars_info): ... this one, use cgraph uids. (get_local_reference_vars_info, get_global_reference_vars_info): Use cgraph instead of decl. (ipa_reference_get_read_local, ipa_reference_get_written_local): Remove. (ipa_reference_get_read_global, ipa_reference_get_not_read_global ipa_reference_get_written_global, ipa_reference_get_not_written_global): Use cgraph argument. (check_call): Simplify avail check. (scan_stmt_for_static_refs): Update. (propagate_bits): Update. (merge_callee_local_info): Remove. (init_function_info): Use cgraph nodes. (clean_function_local_data): Break out from ... (clean_function): ... here. (copy_local_bitmap, copy_global_bitmap): New functions. (duplicate_node_data, remove_node_data): New functions. (generate_summary): Register hooks; use visibility instead of master clones. (propafate): Use cgraph nodes; copy bitmap to each node in cycle. * ipa-reference.h (ipa_reference_local_vars_info_d, ipa_reference_global_vars_info_d, ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t, ipa_reference_vars_info_t): Move to ipa-reference.c (ipa_reference_get_read_local, ipa_reference_get_written_local): Remove. (ipa_reference_get_read_global, ipa_reference_get_written_global, ipa_reference_get_not_read_global, ipa_reference_get_not_written_global): Update prototype. * ipa-pure-const.c (funct_state_vec): Turn into VECtor. (init_state): Remove. (node_duplication_hook_holder, node_removal_hook_holder): New. (get_function_state, set_function_state): Use VECtor. (analyze_function): Check body availability. (add_new_function): Likewise. (duplicate_node_data, remove_node_data): New. (generate_summary): Register hooks; do not care about clones. (propafate): Do not care about clones; recursive functions are not looping. * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones. * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder, * edge_duplication_hook_holder, node_duplication_hook_holder): Make static. * tree-flow.h (function_ann_d): Remove reference_vars_info. * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops): Update call of ipa-reference accesors. 2008-09-18 Simon Baldwin <simonb@google.com> * c-opts.c (c_common_handle_option): Add handling for -Wbuiltin-macro-redefined command line option. * c.opt: Added builtin-macro-redefined option. * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined documentation. 2008-09-18 Richard Guenther <rguenther@suse.de> PR tree-optimization/37258 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision and signedness for integral types. (vn_phi_eq): Require compatible types. 2008-09-18 Jakub Jelinek <jakub@redhat.com> PR debug/34037 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P VAR_DECL. * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL !DECL_IGNORED_P vars in local_decls list for instantiate_decls, ggc_free other TREE_LIST nodes from that chain. * function.c (instantiate_decls): Instantiate also DECL_RTL of vars in cfun->local_decls, free that list afterwards. 2008-09-18 Eric Botcazou <ebotcazou@adacore.com> * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to... * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here. 2008-09-18 Andrew MacLeod <amacleod@redhat.com> * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting. * tree-flow-.h (struct immediate_use_iterator_d): Fix comment. 2008-09-18 Andrew MacLeod <amacleod@redhat.com> PR tree-optimization/37102 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args from a node. Check to see if another PHI is dead. (eliminate_useless_phis): Rename from eliminate_virtual_phis and remove real PHIs which have no uses. (rewrite_out_of_ssa): Call eliminate_useless_phis. 2008-09-18 Richard Guenther <rguenther@suse.de> PR middle-end/37284 * tree-cfg.c (remove_useless_stmts_1): Remove GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing. 2008-09-18 Nick Clifton <nickc@redhat.com> * config/frv/frv.h (IRA_COVER_CLASSES): Define. (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call to frv_secondary_reload_class. (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise. * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define. (frv_secondary_reload_class): Omit unused parameter. (frv_secondary_reload): New function. Handle the case when secondary_reload_class() is called before the reload_(in|out) _optabs have been initialised. * config/frv/frv-protos.h (frv_secondary_reload_class): Omit unused parameter. * config/frv/frv.md: Define an exclusion set between fr550_m0 and fr550_f0. 2008-09-18 Richard Guenther <rguenther@suse.de> PR tree-optimization/37456 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we want to insert after ends a BB insert on the single fallthru outgoing edge. 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com> * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp. Mention -march=z9-109, z9-ec and z10. 2008-09-18 Uros Bizjak <ubizjak@gmail.com> PR rtl-optimization/37544 * regrename.c (maybe_mode_change): Exit early when copy_mode is narrower than orig_mode and narrower than new_mode. 2008-09-18 Alexander Monakov <amonakov@ispras.ru> PR middle-end/37499 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count. * sched-rgn.c (ref_counts): Remove. (insn_referenced): New static variable. (INSN_REF_COUNT): Remove. (sched_run_compute_dependencies): Use insn_referenced instead of INSN_REF_COUNT. (add_branch_dependences): Likewise. Delete dead assignment. 2008-09-17 Adam Nemet <anemet@caviumnetworks.com> * haifa-sched.c (dep_cost_1): Recognize the producer even if the consumer is an asm. Add comment why this is important. (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 || recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it. 2008-09-17 Joseph Myers <joseph@codesourcery.com> * expr.c (emit_group_store): Do not shift before moving via a stack slot. 2008-09-17 Eric Botcazou <ebotcazou@adacore.com> * varasm.c (initializer_constant_valid_p): Forbid view-conversions from aggregate to non-aggregate type if the bit pattern is not fully preserved afterwards. 2008-09-17 Richard Guenther <rguenther@suse.de> * tree-cfg.c (verify_types_in_gimple_assign): Rename to ... (verify_gimple_assign): ... this. Split into ... (verify_gimple_assign_unary): ... this, (verify_gimple_assign_binary): ... that, (verify_gimple_assign_single): ... and this. (verify_types_in_gimple_stmt): Call verify_gimple_assign. Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling. (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF. (verify_types_in_gimple_reference): Be forgiving with VIEW_CONVERT_EXPRs. (verify_gimple_phi): Deal with virtual operands. * tree.def (PREDICT_EXPR): Change to tcc_expression. 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com> * tree.c (get_callee_fndecl): Don't call the language hook. * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl. * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill. (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL. 2008-09-17 Jakub Jelinek <jakub@redhat.com> * tree.c (protected_set_expr_location): Don't unnecessarily check for error_mark_node. 2008-09-17 Art Haas <ahaas@impactweather.com> * ipa-reference.c (analyze_function): Declare step only if ENABLE_CHECKING is defined. 2008-09-17 Jan Hubicka <jh@suse.cz> PR c++/18071 * tree.h (DECL_INLINE): remove. (DECL_DECLARED_INLINE_P): Update docs. (DECL_NO_INLINE_WARNING_P): new. (tree_function_decl): Replace inline_flag by no_inline_warning_flag. * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P. 2008-09-17 Jakub Jelinek <jakub@redhat.com> Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> PR bootstrap/37441 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return false. 2008-09-17 Jan Hubicka <jh@suse.cz> * ipa-reference.c (ipa_obstack): Remove. (local_info_obstack, global_info_obstack): New. (add_static_var): We now handle variables only. (mark_address_taken, mark_load, mark_store): New functions based on ... (check_operand): ... remove. (get_asm_stmt_operands): Rename to ... (check_asm_memory_clobber): ... this. Look only for memory clobber. (scan_stmt_for_static_refs): Rewrite. (scan_op_for_static_refs): Rename to ... (scan_initializer_for_static_refs): do not look for VAR_DECL initializers; stop recursion on types and decls. (ipa_init): Use proper obstacks. (analyze_variable): Use scan_initializer_for_static_refs. (init_function_info): Use local obstack. (analyze_function): Simplify. (add_new_function): We don't need visited_nodes obstack. (generate_summary): Use proper obstacks; cleanup after propagation. 2008-09-17 Richard Guenther <rguenther@suse.de> PR middle-end/37385 PR tree-optimization/37491 * alias.c (get_alias_set): Use the canonical type. * tree-vect-transform.c (vectorizable_store): Use the type of the lhs for the vector type. Adjust checking. (vectorizable_load): Adjust checking. 2008-09-16 Jakub Jelinek <jakub@redhat.com> Adam Nemet <anemet@caviumnetworks.com> PR rtl-optimization/37483 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of if_info->insn_b's bb as argument to optimize_bb_for_speed_p. Rearrange code to better match the original comment. Check t_unconditional first. Improve comment. 2008-09-16 Jakub Jelinek <jakub@redhat.com> PR c/37529 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of GOTO_DESTINATION failed, don't create GIMPLE_GOTO. PR c++/37530 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create GIMPLE_TRY if cleanup sequence is empty. 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com> PR middle-end/37263 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the eliminate IV if the cost are the same. 2008-09-16 Richard Guenther <rguenther@suse.de> PR middle-end/37380 * tree-sra.c (sra_build_assignment): Do not call the gimplifier if not necessary. 2008-09-16 Richard Guenther <rguenther@suse.de> PR tree-optimization/37508 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1. 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A. 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com> * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to use gen_floatdidf2 directly. (floatunssidf2): Likewise. (floatsidf_ppc64_mfpgpr): Remove. (floatsidf_ppc64): Remove. (floatunssidf_ppc64): Remove. 2008-09-15 Jakub Jelinek <jakub@redhat.com> * ira-color.c (finish_cost_update): Free update_cost_queue_elems rather than update_cost_queue. * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release in every call starting with the second one, instead of only when alias_bitmap_obstack.elements != NULL. * tree-predcom.c (filter_suitable_components): Free all refs in act->refs vector before calling release_component. (add_ref_to_chain): Free ref if not adding it to chain->refs. * tree-data-ref.c (free_subscripts): Free all subscript objects. * tree-loop-linear.c (linear_transform_loops): Initialize lambda_obstack only after calling perfect_loop_nest_depth. Goto free_and_continue instead of just continue for later failures. PR middle-end/37479 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm. PR libmudflap/36397 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR. 2008-09-14 Andreas Schwab <schwab@suse.de> * tree-call-cdce.c (check_target_format): Accept Motorola formats. 2008-09-14 Jan Hubicka <jh@suse.cz> * invoke.texi (-fconserve-stack): Document. * opts.c (decode_options): Handle conserve_stack. * common.opt (fconvserve_stack): New. 2008-09-14 David Edelsohn <edelsohn@gnu.org> * config.host: Add x-aix to host_xmake_file. * config/rs6000/t-aix52: Do not override LDFLAGS. * config/rs6000/x-aix: New file. 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com> PR target/19636 PR target/24894 PR target/31644 PR target/31786 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg is not recognized as a valid register usage. Allow REG_X to be used as a base pointer. * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that forces a reload when using a base register. 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net> * config/i386/cygming-crtend.c (register_frame_ctor): If DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame directly with atexit. (deregister_frame_ctor): Rename to ... (deregister_frame_dtor): Use to call __gcc_deregister_frame if !DEFAULT_USE_CXA_ATEXIT. 2008-09-13 Jan Hubicka <jh@suse.cz> * cgraph.c: Include value-prof.h * Makefile.in (cgraph.o): Add value-prof.h dependency. 2008-09-13 Jan Hubicka <jh@suse.cz> PR middle-end/32581 * tree-profile.c (add_abnormal_goto_call_edges): New function. (tree_gen_interval_profiler, tree_gen_pow2_profiler, tree_gen_one_value_profiler, tree_gen_average_profiler, tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it. 2008-09-13 Jan Hubicka <jh@suse.cz> * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing too many bytes on misalligned blocks. 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de> * doc/cfg.texi: Fix some typos. * doc/extend.texi: Likewise. * doc/install.texi: Likewise. * doc/invoke.texi: Likewise. * doc/rtl.texi: Likewise. * doc/tree-ssa.texi: Likewise. 2008-09-13 Richard Guenther <rguenther@suse.de> PR middle-end/30141 * tree-nested.c (finalize_nesting_tree_1): Generate valid gimple stores for memory rhs. 2008-09-13 H.J. Lu <hongjiu.lu@intel.com> PR rtl-optimization/37489 * cse.c (fold_rtx): Don't return const_true_rtx for float compare if FLOAT_STORE_FLAG_VALUE is undefined. 2008-09-13 Jan Hubicka <jh@suse.cz> PR tree-optimization/37392 * tree-inline.c (remap_gimple_stmt): Do not remap return value. 2008-09-13 Martin Jambor <mjambor@suse.cz> Jan Hubicka <jh@suse.cz> * cgraph.c (free_edges): New variable. (NEXT_FREE_EDGE): New macro. (cgraph_free_edge): New function. (cgraph_remove_edge): Call cgraph_remove_edge_1. (cgraph_node_remove_callees): Likewise. (cgraph_node_remove_callers): Likewise. (cgraph_create_edge): Reuse edges from the free list. Do not update uid if doing so. (cgraph_remove_*_hook): Add free call. 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com> * ira-color.c (conflict_allocno_vec): Delete. (update_cost_queue_elem): New structure. (update_cost_queue): New variable. (update_cost_queue_tail): Likewise. (update_cost_queue_elems): Likewise. (allocno_update_cost_check): Delete. (initiate_cost_update): Allocate update_cost_queue_elems instead of allocno_update_cost_check. (finish_cost_update): Update the free()s accordingly. (start_update_cost): New function. (queue_update_cost): Likewise. (get_next_update_cost): Likewise. (update_copy_costs_1): Inline into... (update_copy_costs): ...here. Use a queue instead of recursive calls. Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno), once we've established they are equal. Don't allocate update costs if there is nothing to add to them. (update_conflict_hard_regno_costs): Remove ALLOCNO and DIVISOR arguments. Use a queue instead of recursive calls; process all the allocnos in the initial queue, rather than a single allocno. (assign_hard_reg): Use queue_update_cost instead of conflict_allocno_vec. Queue coalesced allocnos instead of calling update_conflict_hard_regno_costs for each one. Just call update_conflict_hard_regno_costs once for the entire queue. (ira_color): Remove conflict_allocno_vec handling. 2008-09-12 Sebastian Pop <sebastian.pop@amd.com> PR tree-optimization/37484 * graphite.c (scop_record_loop): Use snprintf instead of sprintf. (save_var_name): Same. (initialize_cloog_names): Same. (initialize_cloog_names): Same. 2008-09-12 Sebastian Pop <sebastian.pop@amd.com> * tree-scalar-evolution.c (set_instantiated_value): Set instantiated_below. 2008-09-12 Vladimir Makarov <vmakarov@redhat.com> PR rtl-opt/37377 * ira-build.c (common_loop_tree_node_dominator): Remove. (copy_live_ranges_to_removed_store_destinations): New function. (regno_top_level_allocno_map): Move to top level from ... (ira_flattening): ... here. Use copy_live_ranges_to_removed_store_destinations. * ira-emit.c (generate_edge_moves): Fix a comment. 2008-09-12 Anatoly Sokolov <aesok@post.ru> PR target/37466 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for scratch register after 'set' pattern. 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment information passed to mark_reg_pointer. * explow.c (force_reg): Likewise. 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints when building for the celledp architecture. 2008-09-12 Richard Guenther <rguenther@suse.de> * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types. 2008-09-12 Eric Botcazou <ebotcazou@adacore.com> PR rtl-optimization/37424 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing the regnos instead of the addresses. 2008-09-11 Janis Johnson <janis187@us.ibm.com> * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name. 2008-09-11 Richard Guenther <rguenther@suse.de> * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid entering the weaker equivalence recording. * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification. 2008-09-11 Jeff Law <law@redhat.com> * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed by assign_stack_local on the IRA path for stack slot sharing as well as the non-IRA path. 2008-09-11 Uros Bizjak <ubizjak@gmail.com> * config/i386/i386.h: Fix whitespace issues. 2008-09-11 Martin Jambor <mjambor@suse.cz> * ipa-prop.h (struct ipa_param_flags): Removed. (struct ipa_param_descriptor): New structure. (struct ipa_node_params): ipcp_lattices, param_decls and param_flags moved to ipa_param_description. (ipa_get_ith_param): Renamed to ipa_get_param, changed to access descriptors. Renamed all users. (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified, changed to access descriptors. Renamed all users. (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed to access descriptors. Renamed all users. * ipa-cp.c (ipcp_init_cloned_node): Call ipa_initialize_node_params instead of ipa_count_formal_params and ipa_create_param_decls_array. (ipcp_analyze_node): Likewise. (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access descriptors. Renamed all users. (ipcp_initialize_node_lattices): Remove allocation. * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call ipa_initialize_node_params instead of ipa_count_formal_params and ipa_create_param_decls_array. * ipa-prop.c (ipa_create_param_decls_array): Renamed to ipa_populate_param_decls, made static, added parameter info, renamed mt to node, removed allocation, changed to use descriptors. (ipa_count_formal_params): Made static, added parameter info, renamed mt to node. (ipa_initialize_node_params): New function. (ipa_check_stmt_modifications): Changed to use descriptors. (ipa_detect_param_modifications): Removed allocation, changed to use descriptors. (ipa_note_param_call): Changed to use descriptors. (ipa_analyze_params_uses): Removed allocation. (ipa_free_node_params_substructures): Changed to use descriptors. (ipa_edge_duplication_hook): Use the unused attribute. (ipa_node_duplication_hook): Use the unused attribute, changed to use descriptors, changed to duplicate descriptors. * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges, changed all callers. Call ipa_propagate_indirect_call_infos if doing indirect inlining. Made static. (cgraph_decide_inlining): Freeing ipa-prop structures after inlining functions called only once. (cgraph_decide_recursive_inlining): Don't call ipa_propagate_indirect_call_infos, pass new_edges to cgraph_mark_inline_edge instead. (cgraph_decide_inlining_of_small_functions): Don't call ipa_propagate_indirect_call_infos, pass new_edges to cgraph_mark_inline_edge instead. (cgraph_decide_inlining): Don't call ipa_propagate_indirect_call_infos. * ipa-prop.c: Check that vectors are allocated. * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true iff a new cgraph edges have been created. (cgraph_decide_inlining): New variable redo_always_inline. Flattening and always_inlining loop until callgraph stabilizes. * ipa-prop.c (update_call_notes_after_inlining): Returns boolean, true iff new cgraph edges have been created. (propagate_info_to_inlined_callees): Likewise. (ipa_propagate_indirect_call_infos): Likewise. 2008-09-11 Richard Guenther <rguenther@suse.de> * tree-vectorizer.c (slpeel_add_loop_guard): Fix types. (set_prologue_iterations): Likewise. * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Likewise. (vect_update_init_of_dr): Likewise. * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix type verification. * fold-const.c (fold_unary): Do not generate calculations in sub-types. 2008-09-11 Paolo Bonzini <bonzini@gnu.org> * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to TRUTH_AND_EXPR for boolean (1-bit precision) expressions. (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR. * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return a bool. * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges before finalizing the changes. * tree-vrp.c (extract_range_from_binary_expr): Add limited support for BIT_IOR_EXPR. (simplify_truth_ops_using_ranges): New. (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges, simplify_cond_using_ranges, simplify_switch_using_ranges): Return whether a simplification was made. (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN, use a switch statement and also call simplify_truth_ops_using_ranges. 2008-09-11 Jan Hubicka <jh@suse.cz> * ggc-common.c (loc_array): Make static. * dce.c (rest_of_handle_ud_dce): Free worklist. 2008-09-11 Jan Hubicka <jh@suse.cz> * cgraph.c (cgraph_release_function_body): Plug memory leak on ipa_transforms_to_apply and CFG; ggc_free gimple df and struct function so we are sure we do not dangle it forever. * function.c (outer_function_chain, find_function_data): Remove. (function_context_stack): New. (push_function_context, pop_function_context): Update. * function.h (struct function): Remove pointer outer. (outer_function_chain, find_function_data): Remove. * stmt.c (force_label_rtx): Remove dead call of find_function_data. 2008-09-11 Jan Hubicka <jh@suse.cz> PR middle-end/37448 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check. 2008-09-11 Jan Hubicka <jh@suse.cz> * tree-ssa-pre.c (phi_translate_1): Fix memory leak 2008-09-11 Jan Hubicka <jh@suse.cz> * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting. (free_var_map_entry): New function. (redirect_edge_var_map_destroy): Use it. 2008-09-11 Jan Hubicka <jh@suse.cz> PR middle-end/37448 * tree-inline.c (add_lexical_block): Replace with ... (prepend_lexical_block): ... prepend at begginig. (remap_blocks): Use it and reverse later. (expand_call_inline): Use prepend_lexical_block. 2008-09-11 Jan Hubicka <jh@suse.cz> * gimplify.c (pop_gimplify_context): Free bind_expr_stack. 2008-09-11 Jan Hubicka <jh@suse.cz> * function.c (free_after_compilation): Call insn_locators_free. * cfglayout.c (insn_locators_free): New function. * rtl.h (insn_locators_free): Declare. 2008-09-11 Jan Hubicka <jh@suse.cz> * ifcvt.c (check_cond_move_block): Make regs argument pointer to vector pointer. (cond_move_process_if_block): Update call. 2008-09-11 Jan Hubicka <jh@suse.cz> * toplev.c (dump_memory_report): Call dump_vec_loc_statistics. * vec.c: Include hashtab.h (vec_descriptor, ptr_hash_entry): New structures. (vec_desc_hash, vec_ptr_map): New static variables. (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor, register_overhead, free_overhead, vec_heap_free): New functions. (vec_gc_o_reserve_1): ggc_free when resizing to 0. (vec_heap_o_reserve_1): free when resizing to 0; add statistics. (cmp_statistic, add_statistics, dump_vec_loc_statistics): New functions. 2008-09-11 Ira Rosen <irar@il.ibm.com> PR tree-optimization/37474 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the length of load permutation. 2008-09-11 Andreas Schwab <schwab@suse.de> * config/m68k/m68k.h (IRA_COVER_CLASSES): Define. 2008-09-11 Jakub Jelinek <jakub@redhat.com> PR target/37382 * expmed.c (extract_low_bits): Avoid creating invalid subregs. * dse.c (find_shift_sequence): Use extract_low_bits instead of simplify_gen_subreg. 2008-09-11 Ira Rosen <irar@il.ibm.com> * tree-vect-transform.c (vectorizable_store): Use the rhs vector type for alias check. 2008-09-10 Jakub Jelinek <jakub@redhat.com> PR middle-end/37338 * gimplify.c (gimplify_body): Call default_rtl_profile. PR target/36904 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL instead of tok->val.node if not expanding to something else. Handle intervening CPP_PADDING tokens. (altivec_categorize_keyword): Remove unneeded comparisons. 2008-09-10 Richard Guenther <rguenther@suse.de> * tree-ssa-pre.c (phi_translate_1): Fix memory leak. 2008-09-10 Richard Guenther <rguenther@suse.de> PR middle-end/37432 * tree-inline.c (insert_init_stmt): Make sure to not insert invalid gimple stores. 2008-09-10 Sebastian Pop <sebastian.pop@amd.com> PR tree-optimization/37388 * toplev.c (process_options): Fail and warn when graphite flags are used, but the compiler has not been configured with graphite libraries. * graphite.c (graphite_transform_loops): Remove printfs to dump_file for the case when graphite is not available. 2008-09-10 H.J. Lu <hongjiu.lu@intel.com> PR target/37434: * config/i386/i386.c (ix86_expand_vector_init_interleave): Force the even element into register. (ix86_expand_vector_init_general): Don't use ix86_expand_vector_init_interleave on V16QImode and V8HImode if we can't move from GPR to SSE register directly. 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com> * config/bfin/bfin.c (workaround_speculation): Correct algorithm to not lose track of the number of NOPs needed. Number of NOPs needed for sync vs. loads workaround was switched; corrected. Run second pass for all workarounds. No NOPs needed after call insns. Change second pass to use find_next_insn_start and find_load helpers in order to properly detect parallel insns. * config/bfin/bfin.md (cbranch_with_nops): Increase length. 2008-09-10 Jan Hubicka <jh@suse.cz> * value-prof.c (gimple_ic): Fix tuplification bug. * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized var warning. 2008-09-10 Jakub Jelinek <jakub@redhat.com> PR tree-optimization/37353 * tree-call-cdce.c (cond_dead_built_in_calls): Remove. (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use calls instead of cond_dead_built_in_calls. (tree_call_cdce): Add cond_dead_built_in_calls automatic variable, initalize the vector only before adding first entry. Use VEC_safe_push instead of VEC_quick_push. Pass cond_dead_built_in_calls to shrink_wrap_conditional_dead_built_in_calls call. 2008-09-10 Ira Rosen <irar@il.ibm.com> PR tree-optimization/37385 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument, and use it as a vector type if not NULL. (vectorizable_store): Call vect_create_data_ref_ptr with the type of vectorized rhs. (vect_setup_realignment): Call vect_create_data_ref_ptr with additional argument. (vectorizable_load): Likewise. 2008-09-10 Jakub Jelinek <jakub@redhat.com> * config/i386/i386.md (SWI32): New mode iterator. (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead of SWI. 2008-09-09 Vladimir Makarov <vmakarov@redhat.com> PR rtl-optimization/37435 * caller-save.c (insert_restore, insert_save): Check the mode by reg_save_code. 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> PR other/37265 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for splay tree lookup. (dw2_output_indirect_constant_1): Use unstripped name in symbol reference. 2008-09-09 Sandra Loosemore <sandra@codesourcery.com> * doc/invoke.texi (ARM Options): Correct errors in discussion of -mfloat-abi, -mhard-float, and -msoft-float. 2008-09-09 Jakub Jelinek <jakub@redhat.com> Jan Hubicka <jh@suse.cz> PR middle-end/37356 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before calling gimple_regimplify_operands on it. Iterate over all newly added statements, not just the last one. (insert_init_stmt): Insert stmt into seq first, then call gimple_regimplify_operands on it. Don't create new gimplification context, nor find referenced vars. 2008-09-09 Jakub Jelinek <jakub@redhat.com> PR other/37419 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument to pointer to vector pointer. * ipa-prop.c (ipa_propagate_indirect_call_infos, propagate_info_to_inlined_callees): Likewise. (update_call_notes_after_inlining): Likewise. Push new indirect edge to *new_edges instead of new_edges. Reread IPA_EDGE_REF after ipa_check_create_edge_args. * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument to pointer to vector pointer. (cgraph_decide_inlining_of_small_function): Adjust cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos calls. PR target/37438 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when optimizing for size, not speed. PR rtl-optimization/37408 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE if parm is promoted. 2008-09-09 Sebastian Pop <sebastian.pop@amd.com> PR tree-optimization/37375 * tree-scalar-evolution.c (scev_info_str): Add field instantiated_below. (new_scev_info_str, eq_scev_info, find_var_scev_info, set_scalar_evolution, get_scalar_evolution, get_instantiated_value, set_instantiated_value): Pass instantiated_below. (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls to above functions. (instantiate_scev_1, instantiate_scev): Pass a basic block above which the definitions are not instantiated. * tree-scalar-evolution.h (instantiate_scev): Update declaration. (block_before_loop): New. * tree-data-ref.c (dr_analyze_indices): Update uses of instantiate_scev. * graphite.c (block_before_scop): New. (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a basic block, not a loop for determining the parameters. (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the scop. (idx_record_params, find_params_in_bb, find_scop_parameters, build_loop_iteration_domains, add_conditions_to_domain): Update calls to instantiate_scev. * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H. 2008-09-09 Vladimir Makarov <vmakarov@redhat.com> PR rtl-opt/37333 * ira-build.c (ira_create_allocno): Setup frequency to 0. * ira-color.c (update_conflict_hard_regno_costs): Remove assert. Check zero freq and increase if necessary. 2008-09-09 Vladimir Makarov <vmakarov@redhat.com> * ira-conflicts.c (process_regs_for_copy): Check that the hard regno is in the right range. Add comments. 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c warnings. * mips-tfile.c (copy_object): Cast alloca result to int *. * mips-tdump.c (print_symbol): Cast xmalloc return values to proper types. Rename class to sclass. (read_tfile): Cast read_seek return values to proper types. Cast xcalloc return value to proper type. 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ... * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here. * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here. 2008-09-09 Jan Hubicka <jh@suse.cz> * profile.c (is_edge_inconsistent): Add debug output; ignore negative count on fake edges. (is_inconsistent): Add debug output. 2008-09-09 Andrey Belevantsev <abel@ispras.ru> * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing dump message. (choose_ready): When first insn is chosen from the ready list, also dump it. 2008-09-09 Andrey Belevantsev <abel@ispras.ru> PR rtl-optimization/37360 * haifa-sched.c (max_issue): Do not assert that we never issue more insns than issue_rate. Add comment. 2008-09-09 Richard Guenther <rguenther@suse.de> * tree-cfg.c (verify_types_in_gimple_op): Remove. (verify_types_in_gimple_call): Rename to ... (verify_gimple_call): ... this. Enhance. (verify_types_in_gimple_cond): Remove. (verify_gimple_comparison): New function ... (verify_types_in_gimple_assign): ... split out from here. (verify_types_in_gimple_return): Rename to ... (verify_gimple_return): ... this. Enhance. (verify_types_in_gimple_switch): Rename to ... (verify_gimple_switch): ... this. Enhance. (verify_gimple_goto): New function. (verify_types_in_gimple_phi): Rename to ... (verify_gimple_phi): ... this. Enhance. (verify_types_in_gimple_stmt): Adjust calls to helper functions. Fold in single-statement cases from verify_types_in_gimple_seq_2. (verify_types_in_gimple_seq_2): Remove cases handled in verify_types_in_gimple_stmt. 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com> * config/bfin/bfin.c (n_regs_to_save): New static variable. (push_multiple_operation, pop_multiple_operation): Set it. (workaround_rts_anomaly): New function. (workaround_speculation): New function, broken out of bfin_reorg. (bfin_reorg): Call the new functions. 2008-09-09 Richard Guenther <rguenther@suse.de> PR middle-end/37354 PR middle-end/30165 * gimplify.c (gimplify_conversion): Change conversions of non-register type to VIEW_CONVERT_EXPRs. (gimplify_addr_expr): If we need to make the operand addressable make sure to use a properly initialized temporary for that so it gets a valid gimple store. 2008-09-09 Aldy Hernandez <aldyh@redhat.com> * function.h (struct function): Add function_start_locus. * cfgexpand.c (gimple_expand_cfg): Use it. * c-parser.c (c_parser_declaration_or_fndef): Set it. 2008-09-09 Richard Guenther <rguenther@suse.de> PR tree-optimization/37433 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of function calls. 2008-09-09 Richard Guenther <rguenther@suse.de> PR tree-optimization/37387 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name and bits to a common type. 2008-09-09 Nick Clifton <nickc@redhat.com> * config/v850/v850.md (return): Restore frame size restriction. 2008-09-09 Paolo Bonzini <bonzini@gnu.org> * c-common.c (c_expand_decl): Remove. * c-common.h (anon_aggr_type_p): Remove prototype. (DECL_ANON_UNION_ELEMS): Remove. * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove. * c-decl.c (anon_aggr_type_p): Remove. * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove. (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL. * langhooks.h (struct lang_hooks): Remove expand_decl. * langhooks.c (lhd_expand_decl): Remove. * stmt.c (expand_anon_union_decl): Remove. * tree.h (expand_anon_union_decl): Remove prototype. 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com> PR target/36609 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with zero. * config/avr/avr.md (QISI): Define mode iterator. (negated_tst<mode>): Redefine as split using mode macro. (reversed_tstqi): Define insn as reversed compare with zero. (reversed_tsthi): Ditto. (reversed_tstsi): Ditto. 2008-09-08 Jakub Jelinek <jakub@redhat.com> PR middle-end/37393 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p call stmt by new_call, clear gimple_bb on stmt after gsi_replace. PR middle-end/37414 * predict.c (optimize_function_for_size_p): Don't segfault if FUN is NULL. * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop, tree_swap_operands_p): Don't test cfun != NULL before calling optimize_function_for_s*_p. 2008-09-08 Eric Botcazou <ebotcazou@adacore.com> * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the end of the search. 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com> * crx/crx.h (IRA_COVER_CLASSES): Define. 2008-09-08 Jakub Jelinek <jakub@redhat.com> PR middle-end/37337 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt even when a stmt has been gimple_modified_p, but after fold_stmt is not any longer. Remove unneeded may_have_exposed_new_symbols initializations. 2008-09-08 Richard Guenther <rguenther@suse.de> PR tree-optimization/37421 * tree-ssa-sccvn.c (visit_copy): Make sure to fully valueize the RHS. 2008-09-08 Jakub Jelinek <jakub@redhat.com> PR middle-end/37415 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp. 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> PR driver/37409 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program. * pa-hpux10.h (LINK_SPEC): Likewise. * pa-hpux11.h (LINK_SPEC): Likewise. 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> * pa32-regs.h (IRA_COVER_CLASSES): Define. * pa64-regs.h (IRA_COVER_CLASSES): Define. 2008-09-07 Helge Deller <deller@gmx.de> * pa/linux-atomic.c: New file. * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define. * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define. 2008-09-07 Richard Guenther <rguenther@suse.de> Ira Rosen <irar@il.ibm.com> PR tree-optimization/36630 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Call STRIP_NOPS before calling evolution_part_in_loop_num. 2008-09-07 Dorit Nuzman <dorit@il.ibm.com> Ira Rosen <irar@il.ibm.com> PR tree-optimization/35642 * config/rs6000/altivec.md (mulv8hi3): Implement. 2008-09-06 Jeff Law <law@redhat.com> * h8300/h8300.h (IRA_COVER_CLASSES): Define. 2008-09-06 Jan Hubicka <jh@suse.cz> PR tree-optimization/14703 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored declarations. * passes.c (init_optimization_passes): Recompute inline parameters. 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com> * config/mips/mips.c (mips_function_ok_for_sibcall): Check for DECL being null. 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com> Peter Fuerst <post@pfrst.de> * doc/invoke.texi: Document -mr10k-cache-barrier=. * doc/extend.texi: Document __builtin_mips_cache. * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry. * config/mips/mips.opt (mr10k-cache-barrier=): New option. * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __GCC_HAVE_BUILTIN_MIPS_CACHE. (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros. * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum. (set_push_mips_isas): New variable. (mips_r10k_cache_barrier): New variable. (cache): New availability predicate. (mips_builtins): Add an entry for __builtin_mips_cache. (mips_build_cvpointer_type): New function. (MIPS_ATYPE_CVPOINTER): New macro. (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's mode is VOIDmode. (r10k_simplified_address_p, r10k_simplify_address) (r10k_uncached_address_p, r10k_safe_address_p) (r10k_needs_protection_p_1, r10k_needs_protection_p_store) (r10k_needs_protection_p_call, r10k_needs_protection_p) (r10k_insert_cache_barriers): New functions. (mips_reorg_process_insns): Delete cache barriers after a branch-likely instruction. (mips_reorg): Call r10k_insert_cache_barriers. (mips_handle_option): Handle OPT_mr10k_cache_barrier_. * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant. (UNSPEC_R10K_CACHE_BARRIER): Likewise. (mips_cache, r10k_cache_barrier): New define_insns. 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com> * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete. * ira-color.c (setup_allocno_left_conflicts_num): Use hard_reg_set_equal_p instead of a comparison with ira_zero_hard_reg_set. * ira.c (setup_reg_subclasses): Likewise. (setup_cover_and_important_classes): Likewise. (setup_class_translate): Likewise. (setup_reg_class_intersect_union): Likewise. (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete. (ira_init_once): Don't initialize them. 2008-09-05 Vladimir Makarov <vmakarov@redhat.com> * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo. 2008-09-05 Vladimir Makarov <vmakarov@redhat.com> * ira-color.c (ira_fast_allocation): Permit global allocno allocation. 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com> Improved branch hints, safe hints, and scheduling. * haifa-sched.c (sched_emit_insn): Define. * sched-int.h (sched_emit_insn): Add prototype. * doc/invoke.texi (-mdual-nops, -mhint-max-nops, -mhint-max-distance -msafe-hints): Document. * config/spu/spu.c (spu_flag_var_tracking): New. (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT, TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2, TARGET_ASM_FILE_START): Define. (TARGET_SCHED_ADJUST_PRIORITY): Remove. (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define. (spu_emit_branch_hint): Add blocks argument. (insert_branch_hints, insert_nops): Remove. (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg, uses_ls_unit, spu_sched_init_global, spu_sched_init, spu_sched_reorder, asm_file_start): New functions. (clock_var, spu_sched_length, pipe0_clock, pipe1_clock, prev_clock_var, prev_priority, spu_ls_first, prev_ls_clock): New static variables. * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS. * config/spu.md (iprefetch): Add operand, make it clobber MEM. (nopn_nv): Add a non-volatile version of nop. * config/spu/spu.opt (-mdual-nops, -mhint-max-nops, -mhint-max-distance, -msafe-hints): New options. 2008-09-05 Janis Johnson <janis187@us.ibm.com> Samuel Tardieu <sam@rfc1149.net> * opts.c (decode_options): Combine nested if statements. PR target/37283 * opts.c (decode_options): Handle more relationships among unit-at-a-time, toplevel-reorder, and section-anchors. 2008-09-05 David Daney <ddaney@avtrex.com> * doc/install.texi (--enable-reduced-reflection): Document new option. 2008-09-05 Bob Wilson <bob.wilson@acm.org> * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use constantpool_mem_p. (constantpool_operand): New. (move_operand): Disallow sub-word modes for the constant pool. * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define. (xtensa_secondary_reload_class): Replace with.... (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check. Set icode for sub-word reloads from the constant pool. * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete. (SECONDARY_OUTPUT_RELOAD_CLASS): Delete. * config/xtensa/xtensa.md (reload<mode>_literal): New. * config/xtensa/xtensa-protos.h: Update prototypes. 2008-09-05 Joseph Myers <joseph@codesourcery.com> * config/mips/mips.h (enum reg_class): Add FRAME_REGS. (REG_CLASS_NAMES): Update. (REG_CLASS_CONTENTS): Update. * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead of ALL_REGS for regs 77 and 78. * function.c (instantiate_virtual_regs_in_insn): Assert that return value of simplify_gen_subreg is not NULL. 2008-09-05 Paolo Bonzini <bonzini@gnu.org> * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v. (gen_rtvec_v): Fix coding standards. 2008-09-04 Jan Hubicka <jh@suse.cz> * i386.c (decide_alg): Be more conservative about optimizing for size. 2008-09-04 Ian Lance Taylor <iant@google.com> * varasm.c (narrowing_initializer_constant_valid_p): New static function. (initializer_constant_valid_p): Call it. 2008-09-04 Jeff Law <law@redhat.com> * fold-const.c (native_encode_real): Fix computation of WORDS. (native_interpret_real): Likewise. 2008-09-04 Janis Johnson <janis187@us.ibm.com> * config/rs6000/t-rs6000: Remove target gt-rs6000.h. 2008-09-04 Vladimir Makarov <vmakarov@redhat.com> * ira-conflicts.c (process_regs_for_copy): Check insn to check that the cost is already taken into account in ira-costs.c * ira-int.h (ira_debug_copy, ira_debug_copies): New. * ira-build.c (print_copy, print_copies, ira_debug_copy, ira_debug_copies): New. (ira_bulid): Call print_copies. * doc/tm.texi (IRA_COVER_CLASSES): Fix the description. 2008-09-04 Samuel Tardieu <sam@rfc1149.net> PR target/32783 * config/rs6000/rs6000.c (optimization_options): Remove check of flag_toplevel_order. 2008-09-04 Adam Nemet <anemet@caviumnetworks.com> * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro. * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if second operand is a reg_imm10_operand. * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq, *sne_<GPR:mode><GPR2:mode>_sne): New patterns. (*seq_<GPR:mode><GPR2:mode>): Rename to *seq_zero_<GPR:mode><GPR2:mode>. Don't match if ISA_HAS_SEQ_SNE. (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if ISA_HAS_SEQ_SNE. (*sne_<GPR:mode><GPR2:mode>): Rename to *sne_zero_<GPR:mode><GPR2:mode>. Don't match if ISA_HAS_SEQ_SNE. 2008-09-04 Adam Nemet <anemet@caviumnetworks.com> * config/mips/mips.h (ISA_HAS_EXTS): New macro. * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern combining an arithmetic right shift by more than 31 and a trunction. Don't match for out-of-range shift amounts. Set attribute mode to <MODE>. (*lshr32_trunc<mode>): Name the pattern combining a logical right shift by 32 and and a truncation. Set attribute mode to <MODE>. (*<optab>_trunc<mode>_exts): New pattern for truncated right shifts by less than 32. (extv): Change predicate on first operand to accept registers. Change predicate of the other operands from immediate_operand to const_int_operand. Expand exts when source is a register. (extzv): Change predicate of the constant operands from immediate_operand to const_int_operand. (extzv<mode>): Change predicate of the constant operands from immediate_operand to const_int_operand and no constraint. Also remove mode. (*extzv_trunc<mode>_exts): New pattern. 2008-09-04 Adam Nemet <anemet@caviumnetworks.com> * config/mips/mips.h (ISA_HAS_CINS): New macro. * config/mips/mips-protos.h (mask_low_and_shift_p, mask_low_and_shift_len): Declare. * config/mips/mips.c (mask_low_and_shift_p, mask_low_and_shift_len): New functions. (mips_print_operand): Handle new operand prefix "m". * config/mips/mips.md (*cins<mode>): New pattern. 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com> * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when optimizing for size. 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com> * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM regardless of epilogue_completed. 2008-09-04 Vladimir Makarov <vmakarov@redhat.com> PR middle-end/37359 * ira-lives.c (process_bb_node_lives): Check setjmp. 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com> PR middle-end/37243 * ira-build.c (form_loop_tree): Reverse BB walk. (create_bb_allocnos): Likewise. * ira-lives.c (make_regno_born_and_dead, regs_set): Delete. (mark_reg_store): Rename to... (mark_ref_live): ...this and take a df_ref argument instead of note_stores arguments. Assert that we have a register. (mark_reg_clobber): Delete. (def_conflicts_with_inputs_p): New function. (mark_reg_conflicts): Delete. (mark_reg_death): Rename to... (mark_ref_dead): ...this and take a df_ref argument instead of a register. Assert that we have a register. (process_bb_node_lives): Hoist frequency calculation out of instruction walk. Convert from a forwards scan to a backwards scan. Use DF_REF_USES and DF_REF_DEFS instead of register notes and note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling. (create_allocno_live_ranges): Don't create regs_set. 2008-09-04 Ian Lance Taylor <iant@google.com> * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND or REG_LABEL_TARGET. * calls.c (emit_library_call_value_1): Use MEM_P rather than comparing MODE with MEM. * gimple.c (gimple_build_predict): Cast END_PREDICTORS before comparing with GF_PREDICT_TAKEN. (gimple_get_lhs): Change code to enum gimple_code. (gimple_set_lhs): Likewise. * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE. * omp-low.c (find_omp_clause): Change kind parameter to enum omp_clause_code. * tree-flow.h (find_omp_clause): Update declaration. * regrename.c (clear_dead_regs): Change kind parameter to enum reg_note. * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than GET_MODE. * see.c (see_get_extension_data): Change return type to enum entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF. (see_gen_normalized_extension): Change extension_code parameter to enum entry_type. (see_seek_pre_extension_expr): Change extension_code to enum entry_type. (see_merge_one_def_extension): Likewise. (see_handle_relevant_defs): Likewise. (see_handle_relevant_uses): Likewise. (see_analyze_one_def): Likewise. * tree-cfg.c (need_fake_edge_p): Compare gimple code with GIMPLE_ASM rather than ASM_EXPR. * tree-ssa-alias.c (is_escape_site): Compare gimple code with GIMPLE_RETURN rather than RETURN_EXPR. * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code. (evaluate_stmt): Likewise. * tree-vect-analyze.c (vect_analyze_operations): Change relevance to enum vect_relevant. (vect_mark_stmts_to_be_vectorized): Change assertion to not compare gimple codes with tree codes. 2008-09-04 Paul Brook <paul@codesourcery.com> * config/arm/arm.c (arm_size_rtx_costs): Call cost function. 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com> * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null pointer check lost in the recent no-unit-at-a-time patch. 2008-09-04 Jan Hubicka <jh@suse.cz> PR middle-end/37343 * tree-switch-conversion.c (check_final_bb): Accept only IP invariants. 2008-09-04 Jan Hubicka <jh@suse.cz> * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges): Break out from ... (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add using_ranges argument. (vrp_evaluate_conditional): Avoid bogus warning for type range. (vrp_visit_cond_stmt): Update call of vrp_evaluate_conditional_warnv_with_ops 2008-09-04 Jan Hubicka <jh@suse.cz> PR tree-optimization/37345 PR tree-optimization/37358 PR tree-optimization/37357 * tree.c (build_function_type_skip_args): Build distinct type copy; set TYPE_CONTEXT. (build_function_decl_skip_args): Set type of new decl not orig decl; clear DECL_VINDEX for methods turned into functions. 2008-09-04 Nick Clifton <nickc@redhat.com> * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check. * configure: Regenerate. * config.in: Regenerate. * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an alignment field, if it is supported. 2008-09-04 Kai Tietz <kai.tietz@onevision.com> * config/i386/t-mingw32 (SHLIB_LC): Change order of import libraries. 2008-09-03 David Edelsohn <edelsohn@gnu.org> * config/rs6000/rs6000.c (processor_target_table): Do not enable VMX for POWER6. 2008-09-03 Anton Blanchard <anton@samba.org> * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not emit memory barrier before operation. 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca> PR testsuite/37325 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call default_elf_asm_output_external. 2008-09-03 Jeff Law <law@redhat.com> * h8300.c (expand_a_shift): Avoid invalid RTL sharing. 2008-09-03 Richard Henderson <rth@redhat.com> * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move memory barrier to below the test-and-set. (alpha_split_lock_test_and_set_12): Likewise. 2008-09-03 Vladimir Makarov <vmakarov@redhat.com> PR rtl-opt/37243 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to all_allocnos. * ira-color.c (print_loop_title): Use all_allocnos. (color_pass): Ditto. Don't add border_allocnos. Check that subloop allocno in the correspdoning bitmap all_allocnos. * ira-emit.c (change_loop): Use all_allocnos. * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto. (ira_create_allocno): Set up all_allocnos bit for the created allocno. (create_cap_allocno): Remove setting mentioned_allocnos. (create_insn_allocnos): Ditto. (remove_unnecessary_allocnos): Use all_allocnos. (check_allocno_creation): Check that allocnos are in the corresponding bitmap all_allocnos. 2008-09-03 Vladimir Makarov <vmakarov@redhat.com> PR rtl-opt/37243 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New. (process_regs_for_copy): Process subregs. Refine check when cost is taken into account in ira-costs.c. (process_reg_shuffles): Use REG_SUBREG_P. (add_insn_allocno_copies): Ditto. Ignore modes. * ira-color.c (conflict_allocno_vec): New. (COST_HOP_DIVISOR): New macro. (update_copy_costs_1): Use it. (update_conflict_hard_regno_costs): New function. (assign_hard_reg): Use it. (ira_color): Allocate and free conflict_allocno_vec. 2008-09-03 Vladimir Makarov <vmakarov@redhat.com> PR rtl-opt/37296 * ira-int.h (ira_sort_insn_chain): Remove. * ira.c (basic_block_order_nums, chain_insn_order, chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove. (ira): Don't call ira_sort_insn_chain. * reload1.c (reload): Don't call ira_sort_insn_chain. 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com> PR middle-end/37293 * cgraphunit.c (update_call_expr): Remove eh regions from statements which become non throw. (cgraph_function_versioning): Also clear DECL_WEAK. Call update_call_expr after updating the flags on the decl. 2008-09-03 Jan Hubicka <jh@suse.cz> PR tree-optimization/37315 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p. * cgraphunit.c (verify_cgraph_node): drop gimple_body check. (cgraph_analyze_functions): Use node->analyzed (cgraph_mark_functions_to_output): Likewise. (cgraph_expand_function): All functions can be released after expanding. (cgraph_optimize): Use gimple_has_body_p. * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag. (cgraph_decide_inlining_incrementally): Likewise. (inline_transform): Inline transform. * tree-inline.c (initialize_cfun): Do now shallow copy structure; copy fields needed. (inlinable_function_p): Drop gimple_body check. (expand_call_inline): Use gimple_has_body_p. * gimple.c (gimple_has_body_p): New. * gimple.h (gimple_has_body_p): Add prototype. * tree-cfg.c (execute_build_cfg): Remove gimple_body. (dump_function_to_file): Use gimple_has_body_p check. 2008-09-03 Jakub Jelinek <jakub@redhat.com> PR c++/37346 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has substatements. * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL. 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com> From Michael Frysinger <michael.frysinger@analog.com> * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524, bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2 for bf538. 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com> Add picoChip port. * doc/extend.texi: Document picoChip builtin functions. * doc/invoke.texi: Document picoChip options. * doc/contrib.texi: Add picoChip contribution. * doc/md.texi: Document picoChip constraints. * config.gcc: Add picochip-*-*. * config/picochip/: Add new port. 2008-09-03 Richard Guenther <rguenther@suse.de> PR tree-optimization/37328 * tree-sra.c (sra_build_assignment): Gimplify properly. (generate_copy_inout): Take the correct stmt as definition, remove bogus assert. 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com> * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit attributes. From Michael Frysinger <michael.frysinger@analog.com> * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning. 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net> * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined. (__gthread_setspecific): Revert 2008-08-31 change to __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case. 2008-09-02 Aldy Hernandez <aldyh@redhat.com> * diagnostic.c (error_at): New. * toplev.h (error_at): New prototype. * c-typeck.c (build_array_ref): Call error_at instead of error. Pass location to pedwarn. 2008-09-02 Adam Nemet <anemet@caviumnetworks.com> * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused. 2008-09-02 Jakub Jelinek <jakub@redhat.com> * dwarf2out.c (tree_add_const_value_attribute): Only handle VAR_DECL and CONST_DECL. 2008-09-02 H.J. Lu <hongjiu.lu@intel.com> Jakub Jelinek <jakub@redhat.com> * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed. (setup_incoming_varargs_64): Assume cum != NULL. Set/check ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX. Don't set ix86_save_varrargs_registers. (ix86_setup_incoming_varargs): Assume cum != NULL. (ix86_va_start): Check ix86_varargs_gpr_size and ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX from frame pointer if ix86_varargs_gpr_size == 0. (ix86_compute_frame_layout): Updated. * config/i386/i386.h (ix86_save_varrargs_registers): Removed. (ix86_varargs_gpr_size): Define. (ix86_varargs_fpr_size): Likewise. (machine_function): Remove save_varrargs_registers. Add varargs_gpr_size and varargs_fpr_size. 2008-09-02 Jakub Jelinek <jakub@redhat.com> * config/alpha/alpha.c (va_list_skip_additions, alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify. (alpha_gimplify_va_arg): Call unshare_expr on second use of offset_field. PR tree-optimization/36766 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing for already removed basic blocks. PR target/36332 * real.c (real_maxval): Clear a lower bit to make real_maxval match get_max_float for IBM long double format. 2008-09-02 Andreas Schwab <schwab@suse.de> * configure.ac: Use m4_quote to quote the expansion of m4_do. * configure: Regenerate. 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com> * simplify-rtx.c (simplify_binary_operation_1): Check for CONST, SYMBOL_REF and LABEL_REF when applying plus_constant, instead of checking for a non-VOID CONSTANT_P. 2008-09-02 Jan Hubicka <jh@suse.cz> * predict.c (pass_strip_predict_hints): Avoid bugs dump file. * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap 2008-09-02 H.J. Lu <hongjiu.lu@intel.com> * expr.c (emit_group_store): Don't assert stack temp mode size. 2008-09-02 Sebastian Pop <sebastian.pop@amd.com> Tobias Grosser <grosser@fim.uni-passau.de> Jan Sjodin <jan.sjodin@amd.com> Harsha Jagasia <harsha.jagasia@amd.com> Dwarakanath Rajagopal <dwarak.rajagopal@amd.com> Konrad Trifunovic <konrad.trifunovic@inria.fr> Adrien Eliche <aeliche@isty.uvsq.fr> Merge from graphite branch. * graphite.c: New. * graphite.h: New. * tree-loop-linear.c (perfect_loop_nest_depth): Export. * doc/invoke.texi (-floop-block, -floop-interchange, -floop-strip-mine): Document new flags. * tree-into-ssa.c (gimple_vec): Moved... * tree-loop-distribution.c (rdg_component): Moved... * cfgloopmanip.c: Include tree-flow.h. (update_dominators_in_loop): New. (create_empty_if_region_on_edge): New. (create_empty_loop_on_edge): New. (loopify): Use update_dominators_in_loop. * tree-pass.h (pass_graphite_transforms): Declared. * configure: Regenerate. * tree-phinodes.c (make_phi_node): Export. (add_phi_node_to_bb): New, split from create_phi_node. * tree-chrec.c (for_each_scev_op): New. * tree-chrec.h (for_each_scev_op): Declared. * tree-ssa-loop-ivopts.c (get_phi_with_result): New. (remove_statement): Call get_phi_with_result. * config.in (HAVE_cloog): Undef. * gdbinit.in (pgg): New. * timevar.def (TV_GRAPHITE_TRANSFORMS): New. * tree-ssa-loop.c (graphite_transforms): New. (gate_graphite_transforms): New. (pass_graphite_transforms): New. * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC, HAVE_cloog): Defined. * tree-vectorizer.c (rename_variables_in_bb): Export. * tree-data-ref.c (dr_may_alias_p): Export. (stmt_simple_memref_p): New. (find_data_references_in_stmt): Export. (find_data_references_in_loop): Export. (create_rdg_edge_for_ddr): Initialize RDGE_RELATION. (create_rdg_edges_for_scalar): Initialize RDGE_RELATION. (create_rdg_vertices): Export. (build_empty_rdg): New. (build_rdg): Call build_empty_rdg. Free dependence_relations. * tree-data-ref.h (rdg_component): ... here. (scop_p): New. (struct data_reference): Add a field scop. (DR_SCOP): New. (find_data_references_in_loop): Declared. (find_data_references_in_stmt): Declared. (create_rdg_vertices): Declared. (dr_may_alias_p): Declared. (stmt_simple_memref_p): Declared. (struct rdg_edge): Add a field ddr_p relation. (build_empty_rdg): Declared. * lambda.h (lambda_matrix): Declare a VEC of. (find_induction_var_from_exit_cond): Declared. (lambda_vector_compare): New. * common.opt (fgraphite, floop-strip-mine, floop-interchange, floop-block): New flags. * lambda-code.c (find_induction_var_from_exit_cond): Export. * cfgloop.c (is_loop_exit): New. * cfgloop.h (is_loop_exit): Declared. (create_empty_if_region_on_edge): Declared. (create_empty_loop_on_edge): Declared. * tree-flow.h (add_phi_node_to_bb): Declared. (make_phi_node): Declared. (rename_variables_in_bb): Declared. (perfect_loop_nest_depth): Declared. (graphite_transform_loops): Declared. * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H. (graphite.o-warn): Add -Wno-error. (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared. (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS. (INCLUDES): Add PPLINC, CLOOGINC. (OBJS-common): Add graphite.o. (graphite.o): Add rule. * gimple.h (gimple_vec): ... here. * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR. * passes.c (init_optimization_passes): Schedule pass_graphite_transforms. 2008-09-02 Samuel Tardieu <sam@rfc1149.net> PR target/37283 * opts.c (decode_options): Move processing of -fno-unit-at-a-time and -fno-toplevel-reorder after handle_options. 2008-09-02 Paul Brook <paul@codesourcery.com> * config/arm/arm.c (arm_tune_cortex_a9): Define. (arm_override_options): Set arm_tune_cortex_a9. (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9. (arm_issue_rate): Handle cortexa9. * config/arm/arm.h (arm_tune_cortex_a9): Declare. * config/arm/arm-cores.def: Add cortex-a9. * config/arm/arm-tune.md: Regenerate. * config/arm/arm.md: Include cortex-a9.md. (generic_sched, generic_vfp): Add cortexa9. * config/arm/cortex-a9.md: New file. 2008-09-02 Richard Guenther <rguenther@suse.de> PR tree-optimization/37327 * tree-vrp.c (register_new_assert_for): Make sure to not have TREE_OVERFLOW set on the bound. 2008-09-02 Alexander Monakov <amonakov@ispras.ru> Fixed typo in date of the 2008-09-01 MOVE_RATIO commit. * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1. * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize spec_info->mask. 2008-09-02 Victor Kaplansky <victork@il.ibm.com> * gcc/config/spu/spu.md (divdf3): Removed. 2008-09-02 Jakub Jelinek <jakub@redhat.com> PR tree-optimization/37095 * cgraph.c (cgraph_node): When creating new cgraph node after assembler_name_hash has been populated, record it in the hash table. 2008-09-01 Paul Brook <paul@codesourcery.com> * doc/invoke.texi: Document -mword-relocations. * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define. * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define. * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define. * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair. (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM. (arm_emit_movpair): New function. (arm_print_operand <c>): Handle sybolic addresses. * config/arm/arm.h (TARGET_USE_MOVT): Define. (TARGET_DEFAULT_WORD_RELOCATIONS): Define. * config/arm/arm-protos.h (arm_emit_movpair): Add prototype. * config/arm/arm.opt: Add -mword-relocations. * config/arm/arm.md (movsi): Use arm_emit_movpair. (arm_movt, arm_movw): New. 2008-09-01 Paul Brook <paul@codesourcery.com> * config/arm/arm.c (arm_override_options): Set arm_abi earlier. Allow Interworking on ARMv4 EABI based targets. * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define. (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC. 2008-09-01 Paul Brook <paul@codesourcery.com> * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for optimized LT0 test. Remove optimization for GT. 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> * pa64-hpux.h (LIB_SPEC): Link against librt when building static openmp applications. * pa-hpux11.h (LIB_SPEC): Likewise. * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is defined. 2008-09-01 Jan Hubicka <jh@suse.cz> * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is present, use only counts; when guessed use only frequencies. (estimate_bb_frequencies): Use function_frequency. * profile.c (compute_branch_probabilities): Exit early when profile reading failed. Set profile_status. (branch_prob): Do not set profile_status. 2008-09-01 Aldy Hernandez <aldyh@redhat.com> * tree.c (protected_set_expr_location): New. * tree.h (protected_set_expr_location): New prototype. * c-tree.h (build_array_ref): Add argument. (parser_build_unary_op): Same. * c-typeck.c (build_indirect_ref): Handle new location argument. (build_array_ref): Same. (parser_build_unary_op): Same. * gimplify.c (gimplify_asm_expr): Set input_location before calling error. * c-omp.c (c_finish_omp_atomic): Pass location when calling build_indirect_ref. * c-common.c (finish_label_address_expr): Handle new location argument. * c-common.h (build_indirect_ref): Add argument. (finish_label_address_expr): Same. * c-parser.c (c_parser_unary_expression): Pass location to build functions. (c_parser_postfix_expression): Same. 2008-09-01 Paul Brook <paul@codesourcery.com> * config/arm/arm.md: Include cortex-r4f.md. (attr fpu): Update type list. (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts, fconstd, fcmps and fcmpd. (attr tune_cortexr4): Define. (attr generic_sched, attr generic_vfp): Use tune_cortexr4. * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd, fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns. * config/arm/arm.c (arm_issue_rate): Add cortexr4f. * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types. * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub, cortex_a8_vfp_farith: Ditto. * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto. * config/arm/cortex-r4.md: Use tune_cortexr4. * config/arm/cortex-r4f.md: New file. 2008-09-01 Richard Guenther <rguenther@suse.de> PR tree-optimization/37305 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on the result of constant conversions. (fold_gimple_assign): Likewise. 2008-09-01 Andrey Belevantsev <abel@ispras.ru> * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with #ifdef ENABLE_CHECKING. 2008-09-01 Andrey Belevantsev <abel@ispras.ru> * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING. * sched-int.h (print_insn, print_pattern, print_value): Declare also when !INSN_SCHEDULING. 2008-09-01 Andreas Schwab <schwab@suse.de> * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update. 2008-09-01 Paul Brook <paul@codesourcery.com> * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract. 2008-09-01 Jan Hubicka <jh@suse.cz> * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO. * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand. * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update. * gimplify.c (gimplify_init_constructor): Add speed operand. * tree-sra.c (decide_block_copy): Likewise. * tree-inline.c (estimate_move_cost): Likewise. * config/alpha/alpha.h (MOVE_RATIO): Update. * config/frv/frv.c (MOVE_RATIO): Update. * config/spu/spu.h (MOVE_RATIO): Update. * config/sparc/sparc.h (MOVE_RATIO): Update. * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update. * config/m68hc11/m68hc11.h (MOVE_RATIO): Update. * config/cris/cris.h (MOVE_RATIO): Update. * config/mn10300/mn10300.h (MOVE_RATIO): Update. * config/arm/arm.h (MOVE_RATIO): Update. * config/pa/pa.md: Update uses of MOVE_RATIO * config/pa/pa.h (MOVE_RATIO): Update. * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update. * config/h8300/h8300.h (MOVE_RATIO): Update. * config/v850/v850.h (MOVE_RATIO): Update. * config/bfin/bfin.h (MOVE_RATIO): Update. 2008-08-31 Andrey Belevantsev <abel@ispras.ru> Dmitry Melnik <dm@ispras.ru> Dmitry Zhurikhin <zhur@ispras.ru> Alexander Monakov <amonakov@ispras.ru> Maxim Kuvyrkov <maxim@codesourcery.com> * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c, sel-sched-dump.c, sel-sched-ir.c: New files. * Makefile.in (OBJS-common): Add selective scheduling object files. (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries. (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries. (sched-vis.o): Add dependency on $(INSN_ATTR_H). * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes. * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions. (make_forwarder_block): Update loop latch if we have redirected the loop latch edge. * cfgloop.c (get_loop_body_in_custom_order): New function. * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field. (CP_FALLTHRU_PREHEADERS): Likewise. (get_loop_body_in_custom_order): Declare. * cfgloopmanip.c (has_preds_from_loop): New. (create_preheader): Honor CP_FALLTHRU_PREHEADERS. Assert that the preheader edge will be fall thru when it is set. * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining, fsel-sched-pipelining-outer-loops, fsel-sched-renaming, fsel-sched-substitution, fselective-scheduling): New flags. * cse.c (hash_rtx_cb): New. (hash_rtx): Use it. * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt, sel_sched_insn_cnt): New counters. * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize. * genattr.c (main): Output maximal_insn_latency prototype. * genautomata.c (output_default_latencies): New. Factor its code from ... (output_internal_insn_latency_func): ... here. (output_internal_maximal_insn_latency_func): New. (output_maximal_insn_latency_func): New. * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally. (struct hard_reg_set_iterator): New. (hard_reg_set_iter_init, hard_reg_set_iter_set, hard_reg_set_iter_next): New functions. (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro. * lists.c (remove_free_INSN_LIST_node, remove_free_EXPR_LIST_node): New functions. * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when calling create_preheaders. (loop_optimizer_finalize): Do not verify flow info after reload. * recog.c (validate_replace_rtx_1): New parameter simplify. Default it to true. Update all uses. Factor out simplifying code to ... (simplify_while_replacing): ... this new function. (validate_replace_rtx_part, validate_replace_rtx_part_nosimplify): New. * recog.h (validate_replace_rtx_part, validate_replace_rtx_part_nosimplify): Declare. * rtl.c (rtx_equal_p_cb): New. (rtx_equal_p): Use it. * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare. (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node, debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise. * vecprim.h: Add a vector type for unsigned int. * haifa-sched.c: Include vecprim.h and cfgloop.h. (issue_rate, sched_verbose_param, note_list, dfa_state_size, ready_try, cycle_issued_insns, spec_info): Make global. (readyp): Initialize. (dfa_lookahead): New global variable. (old_max_uid, old_last_basic_block): Remove. (h_i_d): Make it a vector. (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work through HID macro. (after_recovery, adding_bb_to_current_region_p): New variables to handle correct insertion of the recovery code. (struct ready_list): Move declaration to sched-int.h. (rgn_n_insns): Removed. (rtx_vec_t): Move to sched-int.h. (find_insn_reg_weight): Remove. (find_insn_reg_weight1): Rename to find_insn_reg_weight. (haifa_init_h_i_d, haifa_finish_h_i_d): New functions to initialize / finalize haifa instruction data. (extend_h_i_d, init_h_i_d): Rewrite. (unlink_other_notes): Move logic to add_to_note_list. Handle selective scheduler. (ready_lastpos, ready_element, ready_sort, reemit_notes, find_fallthru_edge): Make global, remove static prototypes. (max_issue): Make global. Add privileged_n and state parameters. Use them. (extend_global, extend_all): Removed. (init_before_recovery): Add new param. Fix the handling of the case when we insert a recovery code before the EXIT which has a predecessor with a fallthrough edge to it. (create_recovery_block): Make global. Rename to sched_create_recovery_block. Update. (change_pattern): Rename to sched_change_pattern. Make global. (speculate_insn): Rename to sched_speculate_insn. Make global. Split haifa-specific functionality into ... (haifa_change_pattern): New static function. (sched_extend_bb): New static function. (sched_init_bbs): New function. (current_sched_info): Change type to struct haifa_sched_info. (insn_cost): Adjust for selective scheduling. (dep_cost_1): New function. Move logic from ... (dep_cost): ... here. (dep_cost): Use dep_cost_1. (contributes_to_priority_p): Use sched_deps_info instead of current_sched_info. (priority): Adjust to work with selective scheduling. Process the corner case when all dependencies don't contribute to priority. (rank_for_schedule): Use ds_weak instead of dep_weak. (advance_state): New function. Move logic from ... (advance_one_cycle): ... here. (add_to_note_list, concat_note_lists): New functions. (rm_other_notes): Make static. Adjust for selective scheduling. (remove_notes, restore_other_notes): New functions. (move_insn): Add two arguments. Update assert. Don't call reemit_notes. (choose_ready): Remove lookahead variable, use dfa_lookahead. Remove more_issue, max_points. Move the code to initialize max_lookahead_tries to max_issue. (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate ready. Adjust use of move_insn. Call restore_other_notes. (luid): Remove. (sched_init, sched_finish): Move Haifa-specific initialization/ finalization to ... (haifa_sched_init, haifa_sched_finish): ... respectively. New functions. (setup_sched_dump): New function. (haifa_init_only_bb): New static function. (haifa_speculate_insn): New static function. (try_ready): Use haifa_* instead of speculate_insn and change_pattern. (extend_ready, extend_all): Remove. (sched_extend_ready_list, sched_finish_ready_list): New functions. (create_check_block_twin, add_to_speculative_block): Use haifa_insns_init instead of extend_global. Update to use new initialization functions. Change parameter. Factor out code from create_check_block_twin to ... (sched_create_recovery_edges) ... this new function. (add_block): Remove. (sched_scan_info): New. (extend_bb): Use sched_scan_info. (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New static functions for walking through scheduling region. (sched_luids): New vector variable to replace uid_to_luid. (luids_extend_insn): New function. (sched_max_luid): New variable. (luids_init_insn): New function. (sched_init_luids, sched_finish_luids): New functions. (insn_luid): New debug function. (sched_extend_target): New function. (haifa_init_insn): New static function. (sched_init_only_bb): New hook. (sched_split_block): New hook. (sched_split_block_1): New function. (sched_create_empty_bb): New hook. (sched_create_empty_bb_1): New function. (common_sched_info, ready): New global variables. (current_sched_info_var): Remove. (move_block_after_check): Use common_sched_info. (haifa_luid_for_non_insn): New static function. (init_before_recovery): Use haifa_init_only_bb instead of add_block. (increase_insn_priority): New. * modulo-sched.c (issue_rate): Remove static declaration. (sms_sched_info): Change type to haifa_sched_info. (sms_sched_deps_info, sms_common_sched_info): New variables. (setup_sched_infos): New. (sms_schedule): Initialize them. Call haifa_sched_init/finish. Do not call regstat_free_calls_crossed. (sms_print_insn): Use const_rtx. * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS, PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD, PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME, PARAM_SCHED_MEM_TRUE_DEP_COST): New. * sched-deps.c (sched_deps_info): New. Update all relevant uses of current_sched_info to use it. (enum reg_pending_barrier_mode): Move to sched-int.h. (h_d_i_d): New variable. Initialize to NULL. ({true, output, anti, spec, forward}_dependency_cache): Initialize to NULL. (estimate_dep_weak): Remove static declaration. (sched_has_condition_p): New function. Adjust users of sched_get_condition to use it instead. (conditions_mutex_p): Add arguments indicating which conditions are reversed. Use them. (sched_get_condition_with_rev): Rename from sched_get_condition. Add argument to indicate whether returned condition is reversed. Do not generate new rtx when condition should be reversed; indicate it by setting new argument instead. (add_dependence_list_and_free): Add deps parameter. Update all users. Do not free dependence list when deps context is readonly. (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly contexts. (remove_from_dependence_list, remove_from_both_dependence_lists): New. (remove_from_deps): New. Use the above functions. (cur_insn, can_start_lhs_rhs_p): New static variables. (add_or_update_back_dep_1): Initialize present_dep_type. (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set, haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep, haifa_note_dep): New functions implementing dependence hooks for the Haifa scheduler. (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep, note_dep): New functions. (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New functions. (init_deps): Initialize last_reg_pending_barrier and deps->readonly. (free_deps): Initialize deps->reg_last. (sched_analyze_reg, sched_analyze_1, sched_analyze_2, sched_analyze_insn): Update to use dependency hooks infrastructure and readonly contexts. (deps_analyze_insn): New function. Move part of logic from ... (sched_analyze): ... here. Also move some logic to ... (deps_start_bb): ... here. New function. (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with sel_sched_p. (sched_deps_init): New function. Move code from ... (init_dependency_caches): ... here. Remove. (init_deps_data_vector): New. (sched_deps_finish): New function. Move code from ... (free_dependency_caches): ... here. Remove. (init_deps_global, finish_deps_global): Adjust for use with selective scheduling. (get_dep_weak): Move logic to ... (get_dep_weak_1): New function. (ds_merge): Move logic to ... (ds_merge_1): New static function. (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions. (ds_get_max_dep_weak): New function. * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns. (n_insns): Rename to rgn_n_insns. (debug_ebb_dependencies): New function. (init_ready_list): Use it. (begin_schedule_ready): Use sched_init_only_bb. (ebb_print_insn): Indicate when an insn starts a new cycle. (contributes_to_priority, compute_jump_reg_dependencies, add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names. (add_block1): Remove to ebb_add_block. (ebb_sched_deps_info, ebb_common_sched_info): New variables. (schedule_ebb): Initialize them. Use remove_notes instead of rm_other_notes. Use haifa_local_init/finish. (schedule_ebbs): Use haifa_sched_init/finish. * sched-int.h: Include vecprim.h, remove rtl.h. (struct ready_list): Delete declaration. (sched_verbose_param, enum sched_pass_id_t, bb_vec_t, insn_vec_t, rtx_vec_t): New. (struct sched_scan_info_def): New structure. (sched_scan_info, sched_scan, sched_init_bbs, sched_init_luids, sched_finish_luids, sched_extend_target, haifa_init_h_i_d, haifa_finish_h_i_d): Declare. (struct common_sched_info_def): New. (common_sched_info, haifa_common_sched_info, sched_emulate_haifa_p): Declare. (sel_sched_p): New. (sched_luids): Declare. (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare. (sched_max_luid, insn_luid): Declare. (note_list, remove_notes, restore_other_notes, bb_note): Declare. (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes, print_insn, print_pattern, print_value, haifa_classify_insn, sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state, setup_sched_dump, sched_init, sched_finish, sel_insn_is_speculation_check): Export. (struct ready_list): Move from haifa-sched.c. (ready_try, ready, max_issue): Export. (ebb_compute_jump_reg_dependencies, find_fallthru_edge, sched_init_only_bb, sched_split_block, sched_split_block_1, sched_create_empty_bb, sched_create_empty_bb_1, sched_create_recovery_block, sched_create_recovery_edges): Export. (enum reg_pending_barrier_mode): Export. (struct deps): New fields `last_reg_pending_barrier' and `readonly'. (deps_t): New. (struct sched_info): Rename to haifa_sched_info. Use const_rtx for print_insn field. Move add_block and fix_recovery_cfg to common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ... (struct sched_deps_info_def): ... this new structure. (sched_deps_info): Declare. (struct spec_info_def): Remove weakness_cutoff, add data_weakness_cutoff and control_weakness_cutoff. (spec_info): Declare. (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add dep_count field. (struct haifa_insn_data): Rename to struct _haifa_insn_data. (haifa_insn_data_def, haifa_insn_data_t): New typedefs. (current_sched_info): Change type to struct haifa_sched_info. (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs. (h_d_i_d): New variable. (HDID): New accessor macro. (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *. (HID): New accessor macro. Rewrite h_i_d accessor macros through HID and HDID. (IS_SPECULATION_CHECK_P): Update for selective scheduler. (enum SCHED_FLAGS): Update for selective scheduler. (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL. (init_dependency_caches, free_dependency_caches): Delete declarations. (deps_analyze_insn, remove_from_deps, get_dep_weak_1, estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak, ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init, sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use, haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb, ds_to_dt): Export. (rm_other_notes): Delete declaration. (schedule_block): Remove one argument. (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort, ready_element, ready_lastpos, sched_extend_ready_list, sched_finish_ready_list, sched_change_pattern, sched_speculate_insn, concat_note_lists): Export. (struct region): Move from sched-rgn.h. (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn, RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB, BLOCK_TO_BB, CONTAINING_RGN): Export. (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise. (current_nr_blocks, current_blocks, target_bb): Likewise. (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init, sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies, sched_rgn_local_init, extend_regions, rgn_make_new_region_out_of_new_block, compute_priorities, debug_rgn_dependencies, free_rgn_deps, contributes_to_priority, extend_rgns, deps_join rgn_setup_common_sched_info, rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot, dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export. (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority, increase_insn_priority): Likewise. * sched-rgn.c: Include sel-sched.h. (ref_counts): New static variable. Use it ... (INSN_REF_COUNT): ... here. Rewrite and move closer to uses. (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro. (sched_is_disabled_for_current_region_p): Delete static declaration. (struct region): Move to sched-int.h. (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn, ebb_head): Define and initialize. (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB, BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to sched-int.h. (find_single_block_region): Add new argument to indicate that EBB regions should be constructed. (debug_live): Delete declaration. (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers. (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete declaration. (init_regions): Delete declaration. (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot, rgn_estimate_number_of_insns): New. (too_large): Use estimate_number_of_insns. (haifa_find_rgns): New. Move the code from ... (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns. (free_trg_info): New. (compute_trg_info): Allocate candidate tables here instead of ... (init_ready_list): ... here. (rgn_print_insn): Use const_rtx. (contributes_to_priority, extend_regions): Delete static declaration. (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names. (add_block1): Rename to rgn_add_block. (debug_rgn_dependencies): Delete static qualifier. (new_ready): Use sched_deps_info. Simplify. (rgn_common_sched_info, rgn_const_sched_deps_info, rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New. (region_sched_info): Rename to rgn_const_sched_info. (deps_join): New, extracted from ... (propagate_deps): ... here. (compute_block_dependences, debug_dependencies): Update for selective scheduling. (free_rgn_deps, compute_priorities): New functions. (sched_rgn_init, sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies): New functions. (schedule_region): Use them. (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish, rgn_setup_common_sched_info, rgn_setup_sched_infos): New functions. (schedule_insns): Call new functions that were split out. (rgn_make_new_region_out_of_new_block): New. (get_rgn_sched_max_insns_priority): New. (rest_of_handle_sched, rest_of_handle_sched2): Call selective scheduling when appropriate. * sched-vis.c: Include insn-attr.h. (print_value, print_pattern): Make global. (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions. * target-def.h (TARGET_SCHED_ADJUST_COST_2, TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT, TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT, TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target hooks. Initialize them to 0. (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK. * target.h (struct gcc_target): Add them. Rename gen_check field to gen_spec_check. * flags.h (sel_sched_switch_set): Declare. * opts.c (sel_sched_switch_set): New variable. (decode_options): Unset flag_sel_sched_pipelining_outer_loops if pipelining is disabled from command line. (common_handle_option): Record whether selective scheduling is requested from command line. * doc/invoke.texi: Document new flags and parameters. * doc/tm.texi: Document new target hooks. * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check. (dfa_state_size): Do not declare locally. * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0. * config/rs6000/rs6000.c (rs6000_init_sched_context, rs6000_alloc_sched_context, rs6000_set_sched_context, rs6000_free_sched_context): New functions. (struct _rs6000_sched_context): New. (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective scheduling. (rs6000_sched_finish): Do not run for selective scheduling. 2008-08-31 Jan Hubicka <jh@suse.cz> * frv.c (frv_rtx_costs): Update forward declaration. * spu.c (spu_rtx_costs): Likewise. * pdp11.c: Include df.h (pdp11_output_function_epilogue): Use df_set_regs_ever_live. * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG. (m68hc11_rtx_costs_1): Fix call of rtx_cost. * iq2000.c (iq2000_address_cost): Add speed argument. (iq2000_rtx_costs): Likewise. * mn10300.c (mn10300_address_cost_1): Remove speed argument; update call of mn10300_address_cost. * mcore.c: Include df.h (mcore_rtx_costs): Update prototype. * score3.c: Include df.h (score3_rtx_costs): Remove speed argument. * score7.c: Include df.h (score7_address_cost): Remove speed argument. * score-protos.h (score_address_cost): Update prototype. * score.c: Include df.h (score_rtx_costs): Update call of costs functions. * v850.c (v850_rtx_costs): Add bool argument. 2008-08-31 Hans-Peter Nilsson <hp@axis.com> * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs. 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com> * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2. * config/i386/gthr-win32.c (__gthread_setspecific): Same. 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com> * mkmap-flat.awk: Add option pe_dll. * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s. * config/i386/t-cygwin (SHLIB_LC): Add. * config/i386/t-mingw32 (SHLIB_LC): Add. * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New. (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC. (LINK_SPEC): Support libgcc_s. (LIBGCC_SPEC): Support libgcc_s. (LIBGCC_SONAME): New. 2008-08-31 Jan Hubicka <jh@suse.cz> * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit mistakely had old version of patch. * ipa-cp.c (ipcp_need_original_clone_p): Remove. (ipcp_estimate_growth): New. (ipcp_insert_stage): Use ipcp_estimate_growth. * profile.c (branch_prob): When reading failed, do not consider profile as read. 2008-08-31 Jan Hubicka <jh@suse.cz> * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that loop is optimized for speed. 2008-08-31 Richard Guenther <rguenther@suse.de> PR middle-end/37289 * fold-const.c (fold_binary): Retain conversions in folding ~A + 1 to -A. 2008-08-31 Jan Hubicka <jh@suse.cz> * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p. * predict.c (maybe_hot_frequency_p): Make inline. (maybe_hot_count_p): Break out from ... (maybe_hot_bb_p): ... this one. (maybe_hot_edge_p): Simplify. * basic-block.h (probably_cold_bb_p): Remove. 2008-08-31 Jakub Jelinek <jakub@redhat.com> PR target/37168 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add prototype. * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static. * config/rs6000/altivec.md (easy_vector_constant_add_self splitter): Also split V4SFmode. * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle vector float modes. 2008-08-31 Jan Hubicka <jh@suse.cz> * predict.c (PROB_VERY_LIKELY): Make small enough so things become cold. * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it. 2008-08-31 Jakub Jelinek <jakub@redhat.com> PR debug/37287 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't add source coords. * dwarf2out.c (native_encode_initializer): Subtract min_index for non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR. 2008-08-31 Jan Hubicka <jh@suse.cz> * sparc.h (BRANCH_COST): Fix macro definition. * avr.c (avr_operand_rtx_cost): Add speed argument. (avr_rtx_costs): Update calls of avr_operand_rtx_cost. 2008-08-31 Richard Guenther <rguenther@suse.de> * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched types instead of operands. Re-instantiate verifying of binary expression operands. 2008-08-30 Jan Hubicka <jh@suse.cz> * fwprop.c (should_replace_address): Add speed attribute. (PR_OPTIMIZE_FOR_SPEED): New flag. (propagate_rtx_1): Use it. (propagate_rtx): Set it. (try_fwprop_subst): Update call of rtx_costs. (forward_propagate_and_simplify): LIkewise. * hooks.c (hook_int_rtx_bool_0): New (hook_bool_rtx_int_int_intp_false): Replace by ... (hook_bool_rtx_int_int_intp_bool_false): .. thisone. * hooks.h (hook_int_rtx_bool_0): New (hook_bool_rtx_int_int_intp_false): Replace by ... (hook_bool_rtx_int_int_intp_bool_false): .. thisone. * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost. (prepare_cmp_insn): UPdate call of rtx_cost. * postreload.c (reload_cse_simplify_set): Update call of rtx_cost. (reload_cse_simplify_operands): Update call of rtx_cost. (reload_cse_move2add): call of rtx_cost. * target.h (struct gcc_target): Update rtx_costs and address_costs. * rtlanal.c (rtx_cost): Add speed argument. (address_cost): Add speed argument (default_address_cost): Likewise. (insn_rtx_cost): Likewise. * cfgloopanal.c (seq_cost): Add speed argument. (target_reg_cost, target_spill_cost): Turn to array. (init_set_costs): Update for speed. (estimate_reg_pressure_cost): Add speed argument. * auto-inc-dec.c (attempt_change): Update call of rtx_cost. * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost. * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed. (seq_cost): Add speed argument. (computation_cost): Add speed arugment. (add_cost, multiply_by_const, get_address_cost): add speed argument. (force_expr_to_var_cost): Update for profile info. (force_var_cost): Likewise. (split_address_cost): Likewise. (ptr_difference_cost): Likewise. (difference_cost): Likewise. (get_computation_cost_at): Likewise. (determine_iv_cost): Likewise. (ivopts_global_cost_for_size): Likewise. (rewrite_use_address): Likewise. (tree_ssa_iv_optimize_loop): Initialize speed field. * cse.c (optimize_this_for_speed_p): New static var. (notreg_cost): Update call of rtx_cost. (cse_extended_basic_block): set optimize_this_for_speed_p. * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost. (noce_try_cmove_arith): Likewise. (noce_try_sign_mask): LIkewise. * expr.c (compress_float_constant): Update rtx_cost calls. * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument. (addr_to_parts): Likewise. (create_mem_ref): Likewise. * dse.c (find_shift_sequence): Add speed argument. (replace_read): Update call. * calls.c (precompute_register_parameters): Update call of rtx_cost. * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost, * neg_cost, shift_cost, shiftadd_cost, shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost, mul_highpart_cost): Increase dimension. (init_expmed): Initialize for both size and speed. (expand_shift): Use profile. (synth_mult): Use profile. (choose_mult_variant): Use profile. (expand_mult): Use profile. (expand_mult_highpart_optab): Use profile. (expand_mult_highpart): Use profile. (expand_smod_pow2): Use profile. (expand_divmod): Use profile. * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost. * loop-invariant.c (create_new_invariant): Use profile. (gain_for_invariant): Add speed parameter. (best_gain_for_invariant): Likewise. (find_invariants_to_move): Likewise. (move_single_loop_invariants): Set it. * target-def.h (TARGET_RTX_COSTS): Use hook. * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe. (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare. * output.h (default_address_cost): Update prototype. * combine.c (optimize_this_for_speed_p): New static var. (combine_validate_cost): Update call of rtx_cost. (combine_instructions): Set optimize_this_for_speed_p. (expand_compound_operation): Update call of rtx_cost. (make_extraction):Update call of rtx_cost. (force_to_mode):Update call of rtx_cost. (distribute_and_simplify_rtx):Update call of rtx_cost. * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array. (estimate_reg_pressure_cost): Update prototype. * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype. * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p): Remove. * config/alpha/alpha.c (alpha_rtx_costs): Update. (alpha_rtx_costs): Update. * config/frv/frv.c (frv_rtx_costs): Update. * config/s390/s390.c (s390_rtx_costs): Update. * config/m32c/m32c.c (m32c_memory_move_cost): Update. (m32c_rtx_costs): Update. * config/spu/spu.c (TARGET_ADDRESS_COST): Upate. (spu_rtx_costs): Update. * config/sparc/sparc.c (sparc_rtx_costs): Update. * config/m32r/m32r.c (m32r_rtx_costs): Update. * config/i386/i386.c (:ix86_address_cost): Update. (ix86_rtx_costs): Update. * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update. * config/pdp11/pdp11.c (pdp11_rtx_costs): Update. * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update. * config/crx/crx.c (crx_address_cost): Update. * config/xtensa/xtensa.c (xtensa_rtx_costs): Update. * config/stormy16/stormy16.c (xstormy16_address_cost, xstormy16_rtx_costs): Update. * config/m68hc11/m68hc11.c (m68hc11_address_cost, m68hc11_rtx_costs): Update. * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update. * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update. * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update * config/ia64/ia64.c (ia64_rtx_costs): Update. * config/m68k/m68k.c (m68k_rtx_costs): Update. * config/rs6000/rs6000.c (rs6000_rtx_costs): Update. * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update. * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update. (mcore_rtx_costs): update. * config/score/score3.c (score3_rtx_costs): Update. * config/score/score7.c (score7_rtx_costs): Update. * config/score/score3.h (score3_rtx_costs):Update. * config/score/score7.h (score7_rtx_costs): Update. * config/score/score.c (score_rtx_costs): Update. * config/arm/arm.c (arm_address_cost): Update. (arm_rtx_costs_1): Update. (arm_rtx_costs_1): Update. (arm_size_rtx_costs): Update. (arm_size_rtx_costs): Update. (arm_size_rtx_costs): Update. (arm_xscale_rtx_costs): Update. (arm_thumb_address_cost): Update. * config/pa/pa.c (hppa_address_cost): Update. * config/mips/mips.c (mips_rtx_costs): Update. * config/vax/vax.c (vax_address_cost): Update. * config/h8300/h8300.c (h8300_shift_costs): Update. (h8300_rtx_costs): Update. * config/v850/v850.c (TARGET_ADDRESS_COST): Update. (v850_rtx_costs): Update. * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update. * config/bfin/bfin.c (bfin_address_cost): Update. (bfin_rtx_costs): Update. * stmt.c (lshift_cheap_p): Update. 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com> PR middle-end/36444 * expmed.c (extract_bit_field_1): Check the mode size to make sure the vector modes have the same size. 2008-08-29 Michael Meissner <gnu@the-meissners.org> * dojump.c (top level): Include basic-block.h to declare optimize_insn_for_speed_p * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency. * opts.h (CL_SAVE): New option class for marking options that are target specific options usable in the target attribute. (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option. * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends can easily find the target specific options that are safe to use in the attribute or pragma. * attribs.c (decl_attributes): Change #pragma GCC option to #pragma GCC target, and attribute((option(...))) to attribute((target(...))). * doc/extend.texi (target attribute): Change from option attribute. Delete push/pop/reset. (#pragma GCC target): Change from #pragma GCC option. Delete push/pop/reset. (#pragma GCC push_options): Document new pragma. (#pragma GCC pop_options): Document new pragma. (#pragma GCC reset_options): Document new pragma. * targhooks.c (default_target_option_valid_attribute_p): Add warning about port not supporting target attributes. (default_target_option_pragma_parse): New function, warn about #pragma GCC target not being supported. * targhooks.h (default_target_option_pragma_parse): Add declaration. * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from TI_CURRENT_OPTION_PRAGMA. (current_target_pragma): Rename from current_option_pragma. * target.h (struct target_option): Delete booleans for changing the optimization level on hot/cold functions. Change signature of pragma_parse hook to take a second tree. * c-tree.h (c_builtin_function_ext_scope): Add declaration. * c-decl.c (c_builtin_function_ext_scope): New function, guarantee that the declaration is done at global scope. * langhooks.c (add_builtin_function_common): Move most of the code from add_builtin_function here, calling the hook passed in. (add_builtin_function): Call add_builtin_function_common with standard builtin hook. (add_builtin_function_ext_scope): New function to add builtins to global scope. * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope hook. (add_builtin_function_ext_scope): Add declaration. * c-pragma.c (handle_pragma_target): Rename from handle_pragma_option, #pragma GCC option is now #pragma GCC target. Move warning about port not supporting target options to default pragma parse hook. Remove push/pop/reset from this pragma. (handle_pragma_optimize): Remove push/pop/reset from this pragma. (option_stack): Delete static variable. (optimize_stack): Ditto. (optons_stack): New stack of saved target and optimization options. (handle_pragma_push_options): New function to handle pushing both target and optimization options. (handle_pragma_pop_options): New function to handle popping both target and optimization options. (handle_pragma_reset_options): New function to handle resetting both target and optimization options to their initial state. (init_pragma): Rename handle_pragma_option to handle_pragma_target. Add support for push_options, pop_options, and reset_options pragmas. * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to default_target_option_pragma_parse. (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to default_target_option_valid_attribute_p. (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete. (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto. (TARGET_OPTION_HOOKS): Delete the fields for whether to change optimization level on hot/cold functions. * tree-inline.c (tree_can_inline_p): Disable suppressing inlining if the caller and callee have different optimization levels. * c-common.c (handle_target_attribute): Rename from handle_option_attribute, attribute((option(...))) is now attribute((target(...))). Move warning if the port does not support target attributes to the default hook. (handle_hot_attribute): Delete code to change the optimization level of hot functions. (handle_cold_attribute): Ditto. * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second argument that is the binary tree options to use if there are no arguments. Call ix86_valid_target_attribute_tree instead of ix86_valid_option_attribute_tree. (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse. (ix86_register_pragmas): Use ix86_pragma_target_parse instead of ix86_pragma_option_parse. * config/i386/i386-protos.h (ix86_valid_target_attribute_tree): Rename from ix86_valid_option_attribute_tree. * config/i386/i386.c (ix86_add_new_builtins): New function to add new builtins when the ISA changes. (ix86_valid_target_attribute_tree): Rename from ix86_valid_option_attribute_tree. Change callers. If the function specified optimization options, use those as the starting point before setting up the target attributes. If the optimization options were changed in the course of setting the target attributes, record the new optimization options. (ix86_valid_target_attribute_tree_inner_p): Rename from ix86_valid_option_attribute_tree_inner_p. Change callers. Call ix86_add_new_builtins if the ISA changed. (ix86_valid_target_attribute_p): Rename from ix86_valid_option_attribute_p. Change callers. (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared as delayed builtin functions. (struct builtin_isa): New structure to record builtin functions that should be delayed until the ISA for that function is used. (ix86_builtins_isa): Change from int to struct to track builtin functions we want to declare at some point. (def_builtin): If the front end can delay defining the builtin functions, don't create builtins for ISAs not part of the default options. (def_builtin_const): Ditto. (bdesc_multi_arg): Declare __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be different builtin functions. (ix86_expand_builtin): Changes due to ix86_builtins_isa now being a structure instead of an int. (TARGET_OPTION_VALID_ATTRIBUTE_P): Use ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p. (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete. (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto. * config/ia64/ia64.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete. (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto. * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION. (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook. 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org> PR target/37270 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate the reload address with the index register for SFmode access with a displacement. 2008-08-30 Jan Hubicka <jh@suse.cz> * optabs.c (expand_abs_nojump): Update BRANCH_COST call. * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise. * dojump.c (do_jump): Likewise. * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise. (note-if_info): Add BRANCH_COST. (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith, noce_find_if_block, find_if_case_1, find_if_case_2): Use computed branch cost. * expr.h (BRANCH_COST): Update default. * predict.c (predictable_edge_p): New function. * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag): Update BRANCH_COST call. * basic-block.h (predictable_edge_p): Declare. * config/alpha/alpha.h (BRANCH_COST): Update. * config/frv/frv.h (BRANCH_COST): Update. * config/s390/s390.h (BRANCH_COST): Update. * config/spu/spu.h (BRANCH_COST): Update. * config/sparc/sparc.h (BRANCH_COST): Update. * config/m32r/m32r.h (BRANCH_COST): Update. * config/i386/i386.h (BRANCH_COST): Update. * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST. * config/sh/sh.h (BRANCH_COST): Update. * config/pdp11/pdp11.h (BRANCH_COST): Update. * config/avr/avr.h (BRANCH_COST): Update. * config/crx/crx.h (BRANCH_COST): Update. * config/xtensa/xtensa.h (BRANCH_COST): Update. * config/stormy16/stormy16.h (BRANCH_COST): Update. * config/m68hc11/m68hc11.h (BRANCH_COST): Update. * config/iq2000/iq2000.h (BRANCH_COST): Update. * config/ia64/ia64.h (BRANCH_COST): Update. * config/rs6000/rs6000.h (BRANCH_COST): Update. * config/arc/arc.h (BRANCH_COST): Update. * config/score/score.h (BRANCH_COST): Update. * config/arm/arm.h (BRANCH_COST): Update. * config/pa/pa.h (BRANCH_COST): Update. * config/mips/mips.h (BRANCH_COST): Update. * config/vax/vax.h (BRANCH_COST): Update. * config/h8300/h8300.h (BRANCH_COST): Update. * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New. * doc/invoke.texi (predictable-branch-cost-outcome): Document. * doc/tm.texi (BRANCH_COST): Update. 2008-08-30 Samuel Tardieu <sam@rfc1149.net> PR target/37283 * config/arm/arm.c (arm_optimization_options): Set flag_section_anchors to 2 instead of 1 to distinguish it from -fsection-anchors given explicitely on the command line. 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com> * recog.c (split_insn): Consider attaching a REG_EQUAL note to the final insn of a split. 2008-08-30 Jan Hubicka <jh@suse.cz> * postreload-gcse.c (gate_handle_gcse2): Disable for functions optimized for speed. * final.c (compute_alignments): Use optimize_bb_for_size_p. * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p. * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set, flag_gcse_after_reload_set): New static vars. (common_handle_option): Enable those flags for profile-use. (decode_options): Remove optimize_size flags that are handled on higher granuality. * tree-vectorizer.c (vectorize_loops): Use optimize_loop_nest_for_speed_p. * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p. * tree-predcom.c (tree_predictive_commoning): Use optimize_loop_for_speed_p. * varasm.c (assemble_start_function): Use optimize_function_for_speed_p. * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise. * predict.c (optimize_loop_for_speed_p): Fix walk. 2008-08-30 Jan Hubicka <jh@suse.cz> * ipa-inline.c (cgraph_estimate_growth): Discover self recursive functions. (cgraph_decide_inlining_of_small_function): Use edge->count to detect profile presence locally. 2008-08-29 Joseph Myers <joseph@codesourcery.com> PR bootstrap/37086 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC versions before 4.0. 2008-08-29 Jan Hubicka <jh@suse.cz> * tree-inline.c (insert_init_stmt): Insert sequence even when not in SSA form. 2008-08-29 Jeff Law <law@redhat.com> * mn10300.c (mn10300_secondary_reload_class): We need secondary reloads for AM33-2 if IN is a pseudo with an equivalent memory location and class is an FP register. 2008-08-29 Jan Hubicka <jh@suse.cz> * see.c (see_merge_one_def_extension): Silence used uninitialized warning. * matrix-reorg.c (check_allocation_function): Likewise. * config/i386/driver-i386.c (detect_caches_amd): Likewise. 2008-08-29 Jakub Jelinek <jakub@redhat.com> PR c/37261 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization compute new & and | in type rather than TREE_TYPE (arg0). * dwarf2out.c (fortran_common): Update comment. (gen_variable_die): Swap com_die and var_die variables in Fortran COMMON block handling code. * dwarf2out.c (descr_info_loc): Handle VAR_DECL. * dwarf2out.c (gen_const_die): New function. (size_of_die, value_format, output_die): Output larger dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4. (native_encode_initializer): New function. (tree_add_const_value_attribute): Call it. (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran (). * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For DECL_BY_REFERENCE decls don't pass TREE_READONLY and TREE_THIS_VOLATILE to add_type_attribute. * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG types. (gen_array_type_die): Emit DW_TAG_string_type for Fortran character types. * dwarf2out.c (loc_by_reference): New function. (add_location_or_const_value_attribute): Use it. PR fortran/23057 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars as DW_TAG_variable children of DW_TAG_common_block rather than DW_TAG_member children. Put DW_AT_external to individual DW_TAG_variable DIEs, not to DW_TAG_common_block. * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try loc_descriptor_from_tree_1. PR fortran/29635 PR fortran/23057 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD arguments to imported_module_or_decl. (debug_nothing_tree_tree): Removed. (debug_nothing_tree_tree_tree_bool): New prototype. * debug.c (do_nothing_debug_hooks): Adjust. (debug_nothing_tree_tree): Removed. (debug_nothing_tree_tree_tree_bool): New function. * dwarf2out.c (is_symbol_die): Handle DW_TAG_module. (gen_variable_die): Put all common vars for the same COMMON block under one DW_TAG_common_block. (declare_in_namespace): Return new context_die, for Fortran return the module DIE instead of adding extra declarations into the namespace. (gen_type_die_with_usage): Adjust declare_in_namespace caller. (gen_namespace_die): If is_fortran (), generate DW_TAG_module instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add DW_AT_declaration. (dwarf2out_global_decl): Don't skip Fortran global vars. (gen_decl_die): Likewise. Adjust declare_in_namespace callers. (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments. If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put DW_TAG_imported_declaration as child of previous DW_TAG_imported_module. * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust. * sdbout.c (sdb_debug_hooks): Likewise. * vmsdbgout.c (vmsdbg_debug_hooks): Likewise. 2008-08-29 Jan Hubicka <jh@suse.cz> * cgraph.c (cgraph_remove_node): Do not remove nested nodes. * cgraph.h (cgraph_maybe_hot_edge_p): Declare. * ipa-cp.c (n_cloning_candidates): New static variable. (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare. (ipcp_print_all_lattices): Improve debug output. (ipcp_cloning_candidate_p): New function. (ipcp_initialize_node_lattices): Use it. (ipcp_init_stage): Do only analyzis here; prettier debug output. (ipcp_propagate_stage): Prettier debug output. (ipcp_iterate_stage): Initialize latices here; prettier debug output. (ipcp_print_all_structures): Remove. (ipcp_need_redirect_p): Test !n_cloning_candidates. (ipcp_insert_stage): Prettier debug output; call cgraph_remove_unreachable_nodes before propagating. (pass_ipa_cp): Schedule function removal pass. * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better debug output. (cgraph_maybe_hot_edge_p): Move to ... * predict.c (cgraph_maybe_hot_edge_p) ... here. * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New. (common_handle_option): Set them; enable ipa-cp when profiling. * ipa-prop.c (ipa_print_node_jump_functions): Prettier output. (ipa_print_all_jump_functions): Likewise. (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove. (ipa_print_node_params, ipa_print_all_params): New. * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags, ipa_print_all_param_flags): Remove. (ipa_print_node_params, ipa_print_all_params): New. 2008-08-29 Bob Wilson <bob.wilson@acm.org> * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert change from 2008-04-03. * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define. 2008-08-29 Vladimir Makarov <vmakarov@redhat.com> PR rtl-opt/37251 * ira-color.c (push_allocnos_to_stack): Truncate removed_splay_allocno_vec. 2008-08-29 Vladimir Makarov <vmakarov@redhat.com> PR rtl-opt/37243 * ira-color (ira_fast_allocation): Don't assign hard registers to global allocnos. 2008-08-29 Jan Hubicka <jh@suse.cz> PR middle-end/37278 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE for cold internal loops. 2008-08-29 Richard Guenther <rguenther@suse.de> * tree-ssa-structalias.c (create_variable_info_for): Do not create fields for heap vars or vars with a noalias state. For NO_ALIAS_ANYTHING variables add a self-constraint, not one from ESCAPED. 2008-08-29 Richard Guenther <rguenther@suse.de> * common.opt (ftree-store-ccp): Mark as preserved for backward compatibility. * doc/invoke.texi (-ftree-store-ccp): Remove documentation. * tree-pass.h (pass_store_ccp): Remove. * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field. (first_vdef): Remove declaration. (get_value_loaded_by): Likewise. * tree-ssa-ccp.c (do_store_ccp): Remove. (get_default_value): Simplify as do_store_ccp is always false now. Do not initialize mem_ref. (set_value_varying): Likewise. (canonicalize_float_value): Likewise. (set_lattice_value): Likewise. (likely_value): Likewise. (surely_varying_stmt_p): Likewise. (ccp_initialize): Likewise. (ccp_lattice_meet): Likewise. (ccp_visit_phi_node): Likewise. (ccp_fold): Likewise. (evaluate_stmt): Likewise. (visit_assignment): Likewise. (ccp_visit_stmt): Likewise. (execute_ssa_ccp): Fold into ... (do_ssa_ccp): ... this. (do_ssa_store_ccp): Remove. (gate_store_ccp): Likewise. (pass_store_ccp): Likewise. * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not initialize mem_ref. * tree-ssa-propagate.c (first_vdef): Remove. (get_value_loaded_by): Likewise. (replace_vuses_in): Likewise. (substitute_and_fold): Do not call replace_vuses_in. * opts.c (decode_options): Do not set flag_tree_store_ccp. 2008-08-29 Richard Guenther <rguenther@suse.de> PR middle-end/37236 * tree-ssa-structalias.c (intra_create_variable_infos): Mark PARAM_NOALIAS tags with is_heapvar. * tree-ssa-operands.c (access_can_touch_variable): Offset based tests do not apply for heapvars. Fix offset test. 2008-08-29 Jan Hubicka <jh@suse.cz> * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3 (-fipa-cp-clone): Enabled by default at -O3. * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3; make ipa-cp-clone to imply ipa-cp; disable cloning at -Os. 2008-08-29 Jan Hubicka <jh@suse.cz> * tree.c (build_function_type_skip_args, build_function_decl_skip_args): New functions. * tree.h (build_function_type_skip_args, build_function_decl_skip_args): Declare. * gimple.c (giple_copy_call_skip_args): New function. (giple_copy_call_skip_args): Declare. * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ... (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p. (ipcp_create_replace_map): Improve debug output. (ipcp_need_redirect_p): Return false when not clonning. (ipcp_update_callgraph): Skip args. (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p; skip args. * cgraphunit.c (cgraph_function_versioning): Add skip_args argument. (save_inline_function_body): Update call of tree_function_versioning. * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes. * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument. (tree_function_versioning): Likewise. * tree-inline.h (tree_function_versioning): Update prototype. 2008-08-29 Jan Hubicka <jh@suse.cz> * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p. * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p. * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p. * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p. * value-prof.c (gimple_divmod_fixed_value_transform, gimple_mod_pow2_value_transform, gimple_mod_subtract_transform, gimple_stringops_transform): Use optimize_bb_for_size_p. * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p. * final.c (compute_alignments): Use optimize_function_for_size_p. * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p. (fold_builtin_strcpy, fold_builtin_fputs): Use optimize_function_for_size_p. * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p. * recog.c (relax_delay_slots): Likewise. * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p. (execute_cse_reciprocals): Use optimize_bb_for_size_p. * ipa-inline.c (cgraph_decide_recursive_inlining): Use optimize_function_for_size_p. (cgraph_decide_inlining_of_small_function): Use optimize_function_for_size_p. * global.c (find_reg): Use optimize_function_for_size_p. * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions, flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can work it out from profile. * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use optimize_loop_for_speed_p. * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify argument. (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New. * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p. * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p. * local-alloc.c (block_alloc): Pass BB pointer. (find_free_reg): Add BB pointer, use optimize_bb_for_size_p. * gcse.c (gcse_main): Use optimize_function_for_size_p. * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p. (decide_peel_completely): Likewise. * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use optimize_loop_for_size_p. (vect_enhance_data_refs_alignment): Likewise. * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument. (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call. * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p. (try_crossjump_bb): Use optimize_bb_for_size_p. * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use optimize_loop_for_speed_p. * bb-reorder.c (find_traces_1_round): Likewise. (copy_bb): Use optimize_bb_for_speed_p. (duplicate_computed_gotos): Likewise. * basic-block.h (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New. * stmt.c (expand_case): Use optimize_insn_for_size_p. 2008-08-29 Tristan Gingold <gingold@adacore.com> * gcov.c (main): Call expandargv. 2008-08-29 Jan Hubicka <jh@suse.cz> * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop is not cold. * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify arguments. (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions. * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify. (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare. 2008-08-29 Jan Hubicka <jh@suse.cz> * tree-pass.h (pass_strip_predict_hints): Declare. * predict.c (strip_builtin_expect): Rename to ... (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT. (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT. (tree_estimate_probability): Do not strip builtin_expect. (pass_strip_predict_hints): New pass. * tree-inline.c (expand_call_inline): When inlining cold function, predict it as unlikely. * passes.c (init_optimization_passes): Add pass_strip_predict_hints. 2008-08-29 Richard Guenther <rguenther@suse.de> PR tree-optimization/37207 * tree-vrp.c (extract_range_from_binary_expr): Also try to constant fold if only one of the operands is a constant. 2008-08-29 Nick Clifton <nickc@redhat.com> * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in the same way as SYMBOL_REFs. 2008-08-28 Bob Wilson <bob.wilson@acm.org> * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register. 2008-08-28 Adam Nemet <anemet@caviumnetworks.com> * config/mips/mips.h (ISA_HAS_BBIT): New macro. * config/mips/mips.md (branch_likely): Remove const. Fix comment formatting. (define_delay for type "branch"): Change to only apply for branch with likely variant. (define_delay for type "branch" and "branch_likely" no). New delay definition. (equality_op): New code iterator. (bbv, bbinv): New code attributes. (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New patterns. 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org> Andrew Pinski <pinskia@gcc.gnu.org> PR 18050 * c-common.c (verify_tree): Fix handling of ADDR_EXPR. 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com> * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix rule that a symbolic constant must be defined and >= 0 for the corresponding facility to be present at compile-time. * gthr-posix.c: Likewise. 2008-08-28 Adam Nemet <anemet@caviumnetworks.com> * config/mips/mips.h (ISA_HAS_DMUL3): New macro. * config/mips/mips.md (D): New mode attribute. (mulsi3, muldi3): Merge it into ... (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns. (muldi3_mul3): New pattern. (mulsi3_mult3): Rename to mulsi3_mul3. 2008-08-28 Jan Hubicka <jh@suse.cz> * expmed.c (store_bit_field_1): Be prepared for movstrict expander to fail. * predict.c (always_optimize_for_size_p): Rename to ... (optimize_function_for_size): ... this one; make extern. (optimize_function_for_speed_p): New. (optimize_bb_for_size_p, optimize_bb_for_size_p, optimize_edge_for_size_p,optimize_edge_for_size_p, optimize_insn_for_size_p, optimize_insn_for_size_p): Update. * basic-block.h (optimize_function_for_size_p, optimize_function_for_speed_p): Declare. * i386.md (optimize_size checks): Replace them by appropriate predicate. (standard_80387_constant_p, ix86_compute_frame_layout, ix86_expand_epilogue, ix86_decompose_address, print_operand, emit_i387_cw_initialization, inline_memory_move_cost, ix86_pad_returns, ix86_reorg): Replace optimize_size checks. 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com> * rtl.h (simplify_subreg_regno): Declare. * rtlanal.c (simplify_subreg_regno): New function, split out from... * simplify-rtx.c (simplify_subreg): ...here. * reload.c (find_reloads): Use simplify_subreg_regno instead of subreg_offset_representable_p. 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR c/30949 * c-typeck.c (convert_for_assignment): Give a note describing what was passed and what was expected. 2008-08-28 Joey Ye <joey.ye@intel.com> * doc/extend.texi: Document AVX built-in functions. * doc/invoke.texi: Document -mavx. 2008-08-28 H.J. Lu <hongjiu.lu@intel.com> Joey Ye <joey.ye@intel.com> Xuepeng Guo <xuepeng.guo@intel.com> * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64. * config/i386/cpuid.h (bit_FMA): New. (bit_XSAVE): Likewise. (bit_OSXSAVE): Likewise. (bit_AVX): Likewise. * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before define. Use ASM_OUTPUT_AVX_PREFIX. * config/i386/gmmintrin.h: New. * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS. (OPTION_MASK_ISA_AVX_SET): New. (OPTION_MASK_ISA_FMA_SET): Likewise. (OPTION_MASK_ISA_AVX_UNSET): Likewise. (OPTION_MASK_ISA_FMA_SET): Likewise. (OPTION_MASK_ISA_SSE4_2_UNSET): Updated. (ix86_handle_option): Handle OPT_mavx and OPT_mfma. (pta_flags): Add PTA_AVX and PTA_FMA. (override_options): Handle PTA_AVX and PTA_FMA. (init_cumulative_args): Handle warn_avx. (classify_argument): Return 0 for COImode and OImode. Return 1 and X86_64_AVX_CLASS for 256bit vector types. (examine_argument): Handle X86_64_AVX_CLASS. (construct_container): Likewise. (function_arg_advance_32): Pass OImode and 256bit vector types in AVX register. (function_arg_advance_64): Take a new argument to indicate if a parameter is named. Handle 256bit vector types. Return immediately for unnamed 256bit vector mode parameters. (function_arg_advance): Updated. (function_arg_32): Add comments for TImode. Handle OImode and 256bit vector types. (function_arg_64): Take a new argument to indicate if a parameter is named. Handle 256bit vector types. Return NULL for unnamed 256bit vector mode parameters. (function_arg): Updated. (setup_incoming_varargs_64): Support AVX encoding for *sse_prologue_save_insn. (ix86_gimplify_va_arg): Handle 256bit vector mode parameters. (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't enabled. For all 1s in 256bit vector modes, return 3 if AVX is enabled, otherwise return -3. (standard_sse_constant_opcode): Handle AVX and 256bit vector modes. (print_reg): Support AVX registers. Handle 'x' and 't'. Handle 'd' to duplicate the operand. (print_operand): Likewise. Also support AVX vector compare instructions. (output_387_binary_op): Support AVX. (output_fp_compare): Likewise. (ix86_expand_vector_move_misalign): Likewise. (ix86_attr_length_vex_default): New. (ix86_builtins): Add IX86_BUILTIN_ADDPD256, IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256, IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256, IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256, IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256, IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256, IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256, IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256, IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256, IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256, IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256, IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256, IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD, IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256, IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256, IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256, IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256, IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256, IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER, IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD, IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256, IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256, IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256, IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256, IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256, IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256, IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256, IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256, IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256, IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256, IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256, IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256, IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256, IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256, IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256, IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS, IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256, IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256, IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD, IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS, IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS, IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256, IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256, IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256, IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256, IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and IX86_BUILTIN_MOVMSKPS256, (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR, V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF, V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF, V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF, V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI, VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF, VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF, VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF, (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST, INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST, INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST, INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI, V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF, V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF, V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF, V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF, V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI, V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI, V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI, V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT, V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT, V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF, V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT, V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT, V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT. (bdesc_special_args): Add IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256, IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256, IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256, IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256, IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256. (ix86_builtins): Add IX86_BUILTIN_ADDPD256, IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256, IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256, IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256, IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256, IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD, IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256, IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256, IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256, IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256, IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256, IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD, IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256, IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256, IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256, IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256, IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256, IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256, IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256, IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256, IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256, IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256, IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256, IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256, IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256, IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256, IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256, IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS, IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256, IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256, IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD, IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS, IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS, IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256, IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256, IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256, IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256, IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and IX86_BUILTIN_MOVMSKPS256. (ix86_init_mmx_sse_builtins): Support AVX builtins. (ix86_expand_args_builtin): Likewise. (ix86_expand_special_args_builtin): Likewise. (ix86_hard_regno_mode_ok): Handle AVX modes. (ix86_expand_vector_init_duplicate): Likewise. (ix86_expand_vector_init_one_nonzero): Likewise. (ix86_expand_vector_init_one_var): Likewise. (ix86_expand_vector_init_concat): Likewise. (ix86_expand_vector_init_general): Likewise. (ix86_expand_vector_set): Likewise. (ix86_vector_mode_supported_p): Likewise. (x86_extended_reg_mentioned_p): Check INSN_P before using PATTERN. * config/i386/i386-c.c (ix86_target_macros_internal): Handle OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA. * config/i386/i386.h (TARGET_AVX): New. (TARGET_FMA): Likewise. (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA. (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX. (VALID_AVX256_REG_MODE): New. (AVX256_VEC_FLOAT_MODE_P): Likewise. (AVX_FLOAT_MODE_P): Likewise. (AVX128_VEC_FLOAT_MODE_P): Likewise. (AVX256_VEC_FLOAT_MODE_P): Likewise. (AVX_VEC_FLOAT_MODE_P): Likewise. (ASM_OUTPUT_AVX_PREFIX): Likewise. (ASM_OUTPUT_OPCODE): Likewise. (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer support. (SSE_REG_MODE_P): Allow 256bit vector modes. (ix86_args): Add a warn_avx field. * config/i386/i386.md (UNSPEC_PCMP): New. (UNSPEC_VPERMIL): Likewise. (UNSPEC_VPERMIL2): Likewise. (UNSPEC_VPERMIL2F128): Likewise. (UNSPEC_MASKLOAD): Likewise. (UNSPEC_MASKSTORE): Likewise. (UNSPEC_CAST): Likewise. (UNSPEC_VTESTP): Likewise. (UNSPECV_VZEROALL): Likewise. (UNSPECV_VZEROUPPER): Likewise. (XMM0_REG): Likewise. (XMM1_REG): Likewise. (XMM2_REG): Likewise. (XMM3_REG): Likewise. (XMM4_REG): Likewise. (XMM5_REG): Likewise. (XMM6_REG): Likewise. (XMM8_REG): Likewise. (XMM9_REG): Likewise. (XMM10_REG): Likewise. (XMM11_REG): Likewise. (XMM12_REG): Likewise. (XMM13_REG): Likewise. (XMM14_REG): Likewise. (XMM15_REG): Likewise. (prefix): Likewise. (prefix_vex_imm8): Likewise. (prefix_vex_w): Likewise. (length_vex): Likewise. (maxmin): Likewise. (movoi): Likewise. (*avx_ashlti3): Likewise. (*avx_lshrti3): Likewise. (*avx_setcc<mode>): Likewise. (*fop_<mode>_comm_mixed_avx): Likewise. (*fop_<mode>_comm_avx): Likewise. (*fop_<mode>_1_mixed_avx): Likewise. (*fop_<mode>_1_avx): Likewise. (*avx_<code><mode>3): Likewise. (*avx_ieee_smin<mode>3): Likewise. (*avx_ieee_smax<mode>3): Likewise. (mode): Add OI, V8SF and V4DF. (length): Support VEX prefix. (*cmpfp_i_mixed): Set prefix attribute. (*cmpfp_i_sse): Likewise. (*cmpfp_iu_mixed): Likewise. (*cmpfp_iu_sse): Likewise. (*movsi_1): Support AVX. (*movdi_2): Likewise. (*movdi_1_rex64): Likewise. (*movti_internal): Likewise. (*movti_rex64): Likewise. (*movsf_1): Likewise. (*movdf_nointeger): Likewise. (*movdf_integer_rex64): Likewise. (*movtf_internal): Likewise. (zero_extendsidi2_32): Likewise. (zero_extendsidi2_rex64): Likewise. (*extendsfdf2_mixed): Likewise. (*extendsfdf2_sse): Likewise. (*truncdfsf_fast_mixed): Likewise. (*truncdfsf_fast_sse): Likewise. (*truncdfsf_mixed): Likewise. (fix_trunc<mode>di_sse): Likewise. (fix_trunc<mode>si_sse): Likewise. (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise. (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise. (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise. (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise. (*rcpsf2_sse): Likewise. (*rsqrtsf2_sse): Likewise. (*sqrt<mode>2_sse): Likewise. (sse4_1_round<mode>2): Likewise. (*sse_prologue_save_insn): Disallow REX prefix for AVX. Support AVX. Set length attribute properly for AVX. * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New. (VECTOR_MODES (FLOAT, 32)): Likewise. (VECTOR_MODE (INT, DI, 8)): Likewise. (VECTOR_MODE (INT, HI, 32)): Likewise. (VECTOR_MODE (INT, QI, 64)): Likewise. (VECTOR_MODE (FLOAT, DF, 8)): Likewise. (VECTOR_MODE (FLOAT, SF, 16)): Likewise. (VECTOR_MODE (INT, DI, 4)): Removed. (VECTOR_MODE (INT, SI, 8)): Likewise. (VECTOR_MODE (INT, HI, 16)): Likewise. (VECTOR_MODE (INT, QI, 32)): Likewise. (VECTOR_MODE (FLOAT, SF, 8)): Likewise. (INT_MODE (OI, 32)): Likewise. * config/i386/i386.opt (mavx): New. (mfma): Likewise. * config/i386/i386-protos.h (ix86_attr_length_vex_default): New. * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX. (*mov<mode>_internal_avx): New. (*movv2sf_internal_rex64_avx): Likewise. (*movv2sf_internal_avx): Likewise. * config/i386/predicates.md (const_4_to_5_operand): New. (const_6_to_7_operand): Likewise. (const_8_to_11_operand): Likewise. (const_12_to_15_operand): Likewise. (avx_comparison_float_operator): Likewise. * config/i386/sse.md (AVX256MODEI): New. (AVX256MODE): Likewise. (AVXMODEQI): Likewise. (AVXMODE): Likewise. (AVX256MODEF2P): Likewise. (AVX256MODE2P): Likewise. (AVX256MODE4P): Likewise. (AVX256MODE8P): Likewise. (AVXMODEF2P): Likewise. (AVXMODEF4P): Likewise. (AVXMODEDCVTDQ2PS): Likewise. (AVXMODEDCVTPS2DQ): Likewise. (avxvecmode): Likewise. (avxvecpsmode): Likewise. (avxhalfvecmode): Likewise. (avxscalarmode): Likewise. (avxcvtvecmode): Likewise. (avxpermvecmode): Likewise. (avxmodesuffixf2c): Likewise. (avxmodesuffixp): Likewise. (avxmodesuffixs): Likewise. (avxmodesuffix): Likewise. (vpermilbits): Likewise. (pinsrbits): Likewise. (mov<mode>): Likewise. (*mov<mode>_internal): Likewise. (push<mode>1): Likewise. (movmisalign<mode>): Likewise. (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise. (avx_movdqu<avxmodesuffix>): Likewise. (avx_lddqu<avxmodesuffix>): Likewise. (<plusminus_insn><mode>3): Likewise. (*avx_<plusminus_insn><mode>3): Likewise. (*avx_vm<plusminus_insn><mode>3): Likewise. (mul<mode>3): Likewise. (*avx_mul<mode>3): Likewise. (*avx_vmmul<mode>3): Likewise. (divv8sf3): Likewise. (divv4df3): Likewise. (avx_div<mode>3): Likewise. (*avx_div<mode>3): Likewise. (*avx_vmdiv<mode>3): Likewise. (avx_rcpv8sf2): Likewise. (*avx_vmrcpv4sf2): Likewise. (sqrtv8sf2): Likewise. (avx_sqrtv8sf2): Likewise. (*avx_vmsqrt<mode>2): Likewise. (rsqrtv8sf2): Likewise. (avx_rsqrtv8sf2): Likewise. (*avx_vmrsqrtv4sf2): Likewise. (<code><mode>3): Likewise. (*avx_<code><mode>3_finite): Likewise. (*avx_<code><mode>3): Likewise. (*avx_vm<code><mode>3): Likewise. (*avx_ieee_smin<mode>3): Likewise. (*avx_ieee_smax<mode>3): Likewise. (avx_addsubv8sf3): Likewise. (avx_addsubv4df3): Likewise. (*avx_addsubv4sf3): Likewise. (*avx_addsubv2df3): Likewise. (avx_h<plusminus_insn>v4df3): Likewise. (avx_h<plusminus_insn>v8sf3): Likewise. (*avx_h<plusminus_insn>v4sf3): Likewise. (*avx_h<plusminus_insn>v2df3): Likewise. (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise. (avx_cmps<ssemodesuffixf2c><mode>3): Likewise. (*avx_maskcmp<mode>3): Likewise. (avx_nand<mode>3): Likewise. (*avx_<code><mode>3): Likewise. (*avx_nand<mode>3): Likewise. (*avx_<code><mode>3): Likewise. (*avx_cvtsi2ss): Likewise. (*avx_cvtsi2ssq): Likewise. (*avx_cvtsi2sd): Likewise. (*avx_cvtsi2sdq): Likewise. (*avx_cvtsd2ss): Likewise. (avx_cvtss2sd): Likewise. (avx_cvtdq2ps<avxmodesuffix>): Likewise. (avx_cvtps2dq<avxmodesuffix>): Likewise. (avx_cvttps2dq<avxmodesuffix>): Likewise. (*avx_cvtsi2sd): Likewise. (*avx_cvtsi2sdq): Likewise. (avx_cvtdq2pd256): Likewise. (avx_cvtpd2dq256): Likewise. (avx_cvttpd2dq256): Likewise. (*avx_cvtsd2ss): Likewise. (*avx_cvtss2sd): Likewise. (avx_cvtpd2ps256): Likewise. (avx_cvtps2pd256): Likewise. (*avx_movhlps): Likewise. (*avx_movlhps): Likewise. (avx_unpckhps256): Likewise. (*avx_unpckhps): Likewise. (avx_unpcklps256): Likewise. (*avx_unpcklps): Likewise. (avx_movshdup256): Likewise. (avx_movsldup256): Likewise. (avx_shufps256): Likewise. (avx_shufps256_1): Likewise. (*avx_shufps_<mode>): Likewise. (*avx_loadhps): Likewise. (*avx_storelps): Likewise. (*avx_loadlps): Likewise. (*avx_movss): Likewise. (*vec_dupv4sf_avx): Likewise. (*vec_concatv2sf_avx): Likewise. (*vec_concatv4sf_avx): Likewise. (*vec_setv4sf_0_avx): Likewise. (*vec_setv4sf_avx): Likewise. (*avx_insertps): Likewise. (avx_vextractf128<mode>): Likewise. (vec_extract_lo_<mode>): Likewise. (vec_extract_hi_<mode>): Likewise. (vec_extract_lo_<mode>): Likewise. (vec_extract_hi_<mode>): Likewise. (vec_extract_lo_v16hi): Likewise. (vec_extract_hi_v16hi): Likewise. (vec_extract_lo_v32qi): Likewise. (vec_extract_hi_v32qi): Likewise. (avx_unpckhpd256): Likewise. (*avx_unpckhpd): Likewise. (avx_movddup256): Likewise. (*avx_movddup): Likewise. (avx_unpcklpd256): Likewise. (*avx_unpcklpd): Likewise. (avx_shufpd256): Likewise. (avx_shufpd256_1): Likewise. (*avx_punpckhqdq): Likewise. (*avx_punpcklqdq): Likewise. (*avx_shufpd_<mode>): Likewise. (*avx_storehpd): Likewise. (*avx_loadhpd): Likewise. (*avx_loadlpd): Likewise. (*avx_movsd): Likewise. (*vec_concatv2df_avx): Likewise. (*avx_<plusminus_insn><mode>3): Likewise. (*avx_<plusminus_insn><mode>3): Likewise. (*avx_mulv8hi3): Likewise. (*avxv8hi3_highpart): Likewise. (*avx_umulv8hi3_highpart): Likewise. (*avx_umulv2siv2di3): Likewise. (*avx_mulv2siv2di3): Likewise. (*avx_pmaddwd): Likewise. (*avx_mulv4si3): Likewise. (*avx_ashr<mode>3): Likewise. (*avx_lshr<mode>3): Likewise. (*avx_ashl<mode>3): Likewise. (*avx_<code><mode>3): Likewise. (*avx_eq<mode>3): Likewise. (*avx_gt<mode>3): Likewise. (*avx_nand<mode>3): Likewise. (*avx_nand<mode>3): Likewise. (*avx_<code><mode>3): Likewise. (*avx_<code><mode>3): Likewise. (*avx_packsswb): Likewise. (*avx_packssdw): Likewise. (*avx_packuswb): Likewise. (*avx_punpckhbw): Likewise. (*avx_punpcklbw): Likewise. (*avx_punpckhwd): Likewise. (*avx_punpcklwd): Likewise. (*avx_punpckhdq): Likewise. (*avx_punpckldq): Likewise. (*avx_pinsr<avxmodesuffixs>): Likewise. (*avx_pinsrq): Likewise. (*avx_loadld): Likewise. (*vec_extractv2di_1_rex64_avx): Likewise. (*vec_extractv2di_1_avx): Likewise. (*vec_dupv2di_avx): Likewise. (*vec_concatv2si_avx): Likewise. (*vec_concatv4si_1_avx): Likewise. (*vec_concatv2di_avx): Likewise. (*vec_concatv2di_rex64_avx): Likewise. (*avx_uavgv16qi3): Likewise. (*avx_uavgv8hi3): Likewise. (*avx_psadbw): Likewise. (avx_movmskp<avxmodesuffixf2c>256): Likewise. (*avx_phaddwv8hi3): Likewise. (*avx_phadddv4si3): Likewise. (*avx_phaddswv8hi3): Likewise. (*avx_phsubwv8hi3): Likewise. (*avx_phsubdv4si3): Likewise. (*avx_phsubswv8hi3): Likewise. (*avx_pmaddubsw128): Likewise. (*avx_pmulhrswv8hi3): Likewise. (*avx_pshufbv16qi3): Likewise. (*avx_psign<mode>3): Likewise. (*avx_palignrti): Likewise. (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise. (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise. (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise. (*avx_mpsadbw): Likewise. (*avx_packusdw): Likewise. (*avx_pblendvb): Likewise. (*avx_pblendw): Likewise. (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise. (avx_ptest256): Likewise. (avx_roundp<avxmodesuffixf2c>256): Likewise. (*avx_rounds<ssemodesuffixf2c>): Likewise. (*avx_aesenc): Likewise. (*avx_aesenclast): Likewise. (*avx_aesdec): Likewise. (*avx_aesdeclast): Likewise. (avx_vzeroupper): Likewise. (avx_vzeroupper_rex64): Likewise. (avx_vpermil<mode>): Likewise. (avx_vpermilvar<mode>3): Likewise. (avx_vpermil2<mode>3): Likewise. (avx_vperm2f128<mode>3): Likewise. (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise. (avx_vbroadcastss256): Likewise. (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise. (avx_vinsertf128<mode>): Likewise. (vec_set_lo_<mode>): Likewise. (vec_set_hi_<mode>): Likewise. (vec_set_lo_<mode>): Likewise. (vec_set_hi_<mode>): Likewise. (vec_set_lo_v16hi): Likewise. (vec_set_hi_v16hi): Likewise. (vec_set_lo_v32qi): Likewise. (vec_set_hi_v32qi): Likewise. (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise. (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise. (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise. (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise. (vec_init<mode>): Likewise. (*vec_concat<mode>_avx): Likewise. (blendbits): Support V8SF and V4DF. (sse2_movq128): Support AVX. (<sse>_movnt<mode>): Likewise. (sse2_movntv2di): Likewise. (sse_rcpv4sf2): Likewise. (sse_sqrtv4sf2): Likewise. (sse_rsqrtv4sf2): Likewise. (<sse>_comi): Likewise. (<sse>_ucomi): Likewise. (sse_cvtss2si): Likewise. (sse_cvtss2si_2): Likewise. (sse_cvtss2siq): Likewise. (sse_cvtss2siq_2): Likewise. (sse_cvttss2si): Likewise. (sse_cvttss2siq): Likewise. (sse2_cvtsd2si): Likewise. (sse2_cvtsd2si_2): Likewise. (sse2_cvtsd2siq): Likewise. (sse2_cvtsd2siq_2): Likewise. (sse2_cvttsd2si): Likewise. (sse2_cvttsd2siq): Likewise. (sse2_cvtdq2pd): Likewise. (*sse2_cvtpd2dq): Likewise. (*sse2_cvttpd2dq): Likewise. (*sse2_cvtpd2ps): Likewise. (sse2_cvtps2pd): Likewise. (sse3_movshdup): Likewise. (sse3_movsldup): Likewise. (sse_storehps): Likewise. (*sse4_1_extractps): Likewise. (sse2_storelpd): Likewise. (vec_dupv2df_sse3): Likewise. (*vec_concatv2df_sse3): Likewise. (*sse4_1_pextrb): Likewise. (*sse4_1_pextrb_memory): Likewise. (*sse2_pextrw): Likewise. (*sse4_1_pextrw_memory): Likewise. (*sse4_1_pextrd): Likewise. (*sse4_1_pextrq): Likewise. (sse2_pshufd_1): Likewise. (sse2_pshuflw_1): Likewise. (sse2_pshufhw_1): Likewise. (*sse2_storeq_rex64): Likewise. (*vec_dupv4si): Likewise. (<sse>_movmskp<ssemodesuffixf2c>): Likewise. (sse2_pmovmskb): Likewise. (*sse2_maskmovdqu): Likewise. (*sse2_maskmovdqu_rex64): Likewise. (sse_ldmxcsr): Likewise. (sse_stmxcsr): Likewise. (abs<mode>2): Likewise. (sse4_1_movntdqa): Likewise. (sse4_1_phminposuw): Likewise. (sse4_1_extendv8qiv8hi2): Likewise. (*sse4_1_extendv8qiv8hi2): Likewise. (sse4_1_extendv4qiv4si2): Likewise. (*sse4_1_extendv4qiv4si2): Likewise. (sse4_1_extendv2qiv2di2): Likewise. (*sse4_1_extendv2qiv2di2): Likewise. (sse4_1_extendv4hiv4si2): Likewise. (*sse4_1_extendv4hiv4si2): Likewise. (sse4_1_extendv2hiv2di2): Likewise. (*sse4_1_extendv2hiv2di2): Likewise. (sse4_1_extendv2siv2di2): Likewise. (*sse4_1_extendv2siv2di2): Likewise. (sse4_1_zero_extendv8qiv8hi2): Likewise. (*sse4_1_zero_extendv8qiv8hi2): Likewise. (sse4_1_zero_extendv4qiv4si2): Likewise. (*sse4_1_zero_extendv4qiv4si2): Likewise. (sse4_1_zero_extendv2qiv2di2): Likewise. (*sse4_1_zero_extendv2qiv2di2): Likewise. (sse4_1_zero_extendv4hiv4si2): Likewise. (*sse4_1_zero_extendv4hiv4si2): Likewise. (sse4_1_zero_extendv2hiv2di2): Likewise. (*sse4_1_zero_extendv2hiv2di2): Likewise. (sse4_1_zero_extendv2siv2di2): Likewise. (*sse4_1_zero_extendv2siv2di2): Likewise. (sse4_1_ptest): Likewise. (sse4_1_roundp<ssemodesuffixf2c>): Likewise. (sse4_2_pcmpestri): Likewise. (sse4_2_pcmpestrm): Likewise. (sse4_2_pcmpistri): Likewise. (sse4_2_pcmpistrm): Likewise. (aesimc): Likewise. (aeskeygenassist): Likewise. 2008-08-28 Uros Bizjak <ubizjak@gmail.com> * config/i386/predicates.md (vzeroall_operation): New. * config/i386/sse.md (avx_vzeroall): New. (*avx_vzeroall): Likewise. 2008-08-28 Paul Brook <paul@codesourcery.com> Mark Shinwell <shinwell@codesourcery.com> Richard Earnshaw <richard.earnshaw@arm.com> * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New. (TARGET_MIN_ANCHOR_OFFSET): New. (arm_override_options): Set correct anchor ranges for Thumb-1 and Thumb-2 if required. (legitimize_pic_address): Handle case involving a TLS symbol reference with an addend. (arm_optimization_options): Enable section anchors at -O1 and above. * config/arm/arm.h (OPTIMIZATION_OPTIONS): New. * config/arm/arm-protos.h (arm_optimization_options): New. 2008-08-28 Nick Clifton <nickc@redhat.com> * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define. * config/stormy16/stormy16.md (zero_extendqihi2): Fix length attribute. * config/v850/v850.h (IRA_COVER_CLASSES): Define. * config/v850/v850.md (return): Remove frame size restriction. * config/mcore/mcore.h (IRA_COVER_CLASSES): Define. * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define. * config/fr30/fr30.h (IRA_COVER_CLASSES): Define. * config/m32r/m32r.h (IRA_COVER_CLASSES): Define. 2008-08-28 Paul Brook <paul@codesourcery.com> * config/arm/vfp11.md: Update license notice. * config/arm/cortex-r4.md: Ditto. 2008-08-28 Richard Guenther <rguenther@suse.de> PR tree-optimization/37207 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix tuplification bug. 2008-08-28 Dodji Seketeli <dodji@redhat.com> PR c++/36741 * tree.c (int_fits_type_p): Don't forget unsigned integers of type sizetype which higher end word equals -1. 2008-08-28 Ira Rosen <irar@il.ibm.com> * target.h (struct vectorize): Add new target builtin. * tree-vectorizer.c (destroy_loop_vec_info): Call vect_free_slp_instance instead of vect_free_slp_node. * tree-vectorizer.h (enum slp_load_perm_type): New. (struct _slp_instance): Add new fields. (SLP_INSTANCE_LOAD_PERMUTATION): New. (SLP_INSTANCE_LOADS): New. (vect_free_slp_tree): Remove. (vect_free_slp_instance): Declare. (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New. (vectorizable_load): Add argument. (vect_transform_slp_perm_load): New. * tree-vect-analyze.c (vect_analyze_operations): Add an argument to vectorizable_load. (vect_get_place_in_interleaving_chain): New function. (vect_free_slp_tree): Make static. (vect_free_slp_instance): New function. (vect_build_slp_tree): Add new arguments. Allow load permutations and collect the load location in the interleaving chain. (vect_supported_slp_permutation_p): New function. (vect_supported_load_permutation_p): Likewise. (vect_analyze_slp_instance): In case of loads permutation, call vect_supported_load_permutation_p to check that the permutation is supported. * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New. * tree-vect-transform.c (vect_transform_stmt): Add new argument. (vect_create_mask_and_perm): New function. (vect_get_mask_element, vect_transform_slp_perm_load): Likewise. (vectorizable_load): Add an argument. Don't keep the created vectors statements in the node if permutation is required. Call vect_transform_slp_perm_load to generate the permutation. (vect_transform_stmt): Add new argument. Call vectorizable_load with additional argument. (vect_schedule_slp_instance): In case of loads permutation, allocate vectorized statements structure for all the related SLP nodes. Call vect_transform_stmt with addditional argument. (vect_transform_loop): Call vect_transform_stmt with correct arguments. * config/spu/spu.c (spu_builtin_vec_perm): New. (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine. * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define. * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New. (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine. 2008-08-28 Chris Fairles <chris.fairles@gmail.com> * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach, __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock, __gthread_cond_signal, __gthread_cond_timedwait, __gthread_cond_timedwait_recursive): New functions. * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait): Likewise. * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming thread interfaces. 2008-08-28 Richard Guenther <rguenther@suse.de> PR middle-end/37005 * fold-const.c (maybe_canonicalize_comparison_1): Require undefined overflow only for canonicalizing A +- CST cmp CST. Make sure to not generate new constants that are not inside their TYPE_MIN/MAX_VALUE range. (maybe_canonicalize_comparison): Remove undefined overflow checking from here. (fold_binary): Remove now duplicate folding. 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com> * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT use not updated in the last change. 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS. (IRA_COVER_CLASSES): Add FPUL_REGS. 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR 37217 * c-common.c (conversion_warning): Check for null operands. 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR c/31673 * c-decl.c (check_for_loop_decls): Improve error message. Give hint. 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR c/37186 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter. (convert_for_assignment): Pass corrent OPT_W* parameter to WARN_FOR_ASSIGNMENT. 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com> PR c++/35321 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR. 2008-08-27 Paul Brook <paul@codesourcery.com> * config.gcc: Loosen checks for arm uclinux eabi targets. 2008-08-27 Paul Brook <paul@codesourcery.com> * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on _clzsi2. * config/arm/t-linux (LIB1ASMFUNCS): Ditto. 2008-08-26 Douglas Gregor <doug.gregor@gmail.com> * c-common.c (do_switch_warnings): Look through the CONST_DECLs in the enumerators of an ENUMERAL_TYPE. * dbxout.c (dbxout_type): Ditto. 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com> PR rtl-opt/37219 * fwprop.c (fwprop): Check that the loop_father is the outer loop. (fwprop_addr): Check that the loop_father is not the outer loop. 2008-08-26 Paul Brook <paul@codesourcery.com> * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types. Remove documentation entry for fmul type. Use fmuls to annotate single-precision multiplication patterns, fmuld to annotate double-precision multiplication patterns, fmacs to annotate single-precision multiply-accumulate patterns and fmacd to annotate double-precision multiply-accumulate patterns. * config/arm/vfp11.md: Update reservations accordingly. * config/arm/arm.md: Note that certain values of the "type" attribute are documented in vfp.md. * config/arm/arm1020e.md: Remove out of date duplicate comment. (v10_cvt): Use new fmul types. 2008-08-26 Paul Brook <paul@codesourcery.com> * config/arm/vfp.md: Move pipeline description for VFP11 to... * config/arm/vfp11.md: ...here. New. * config/arm/arm.md: Include vfp11.md. 2008-08-26 Hans-Peter Nilsson <hp@axis.com> * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing parameter to inform call. 2008-08-26 Jeff Law <law@redhat.com> * mn10300.md (movqi, movhi): Split i->d*a case into two cases to avoid the possibility of getting DATA_OR_ADDRESS_REGS as the preferred class when copying a constant into a partial word register. 2008-08-26 Ben Elliston <bje@au.ibm.com> * rtlanal.c: Fix uses of "it's" with "its" where appropriate. * cp/typeck.c: Likewise. * cp/tree.c: Likewise. * gimple-low.c: Likewise. * jump.c: Likewise. 2008-08-26 Vladimir Makarov <vmakarov@redhat.com> * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c, ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files. * doc/passes.texi: Describe IRA. * doc/tm.texi (IRA_COVER_CLASSES, IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros. * doc/invoke.texi (ira-max-loops-num): Describe the new parameter. (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills, -fira-propagate-cost, -fno-ira-share-save-slots, -fno-ira-share-spill-slots, -fira-verbose): Describe new options. * flags.h (ira_algorithm): New enumeration. (flag_ira_algorithm, flag_ira_verbose): New external variable declarations. * postreload.c (gate_handle_postreload): Don't do post reload optimizations unless the reload is completed. * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for IRA. * tree-pass.h (pass_ira): New external variable declaration. * reload.h: Add 2008 to the Copyright. * cfgloopanal.c: Include params.h. (estimate_reg_pressure_cost): Decrease cost for IRA optimization mode. * params.h (IRA_MAX_LOOPS_NUM): New macro. * toplev.c (ira.h): New include. (flag_ira_algorithm, flag_ira_verbose): New external variables. (backend_init_target): Call ira_init. (backend_init): Call ira_init_once. (finalize): Call finish_ira_once. * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills, flag_ira_share_save_slots, flag_ira_share_spill_slots): New external variables. * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost, may_move_out_cost): New external variable declarations. (move_table): New typedef. * caller-save.c: Include headers output.h and ira.h. (no_caller_save_reg_set): New global variable. (save_slots_num, save_slots): New variables. (reg_save_code, reg_restore_code, add_stored_regs): Add prototypes. (init_caller_save): Set up no_caller_save_reg_set. (init_save_areas): Reset save_slots_num. (saved_hard_reg): New structure. (hard_reg_map, saved_regs_num, all_saved_regs): New variables. (initiate_saved_hard_regs, new_saved_hard_reg, finish_saved_hard_regs, saved_hard_reg_compare_func): New functions. (setup_save_areas): Add code for sharing stack slots. (all_blocks): New variable. (save_call_clobbered_regs): Process pseudo-register too. (mark_set_regs): Process pseudo-register too. (insert_one_insn): Put the insn after bb note in a empty basic block. Add insn check. * global.c (eliminable_regset): Make it external. (mark_elimination): Use DF_LR_IN for IRA. (pseudo_for_reload_consideration_p): New. (build_insn_chain): Make it external. Don't ignore spilled pseudos for IRA. Use pseudo_for_reload_consideration_p. (gate_handle_global_alloc): New function. (pass_global_alloc): Add the gate function. * opts.c (decode_options): Set up flag_ira. Print the warning for -fira. (common_handle_option): Process -fira-algorithm and -fira-verbose. * timevar.def (TV_IRA, TV_RELOAD): New passes. * regmove.c (regmove_optimize): Don't do replacement of output for IRA. * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses): New external variable declarations. * local-alloc.c (update_equiv_regs): Make it external. Return true if jump label rebuilding should be done. Rescan new_insn for notes. (gate_handle_local_alloc): New function. (pass_local_alloc): Add the gate function. * alias.c (value_addr_p, stack_addr_p): New functions. (nonoverlapping_memrefs_p): Use them for IRA. * common.opt (fira, fira-algorithm, fira-coalesce, fira-move-spills, fira-share-save-slots, fira-share-spill-slots, fira-verbose): New options. * regclass.c (reg_class_subclasses, contains_reg_of_mode, move_cost, may_move_in_cost, may_move_out_cost): Make the variables external. (move_table): Remove typedef. (init_move_cost): Make it external. (allocate_reg_info, resize_reg_info, setup_reg_classes): New functions. * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info, setup_reg_classes): New function prototypes. (eliminable_regset): New external variable declaration. (build_insn_chain, update_equiv_regs): New function prototypes. * Makefile.in (IRA_INT_H): New definition. (OBJS-common): Add ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o. (reload1.o, toplev.o): Add dependence on ira.h. (cfgloopanal.o): Add PARAMS_H. (caller-save.o): Add dependence on output.h and ira.h. (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o, ira-emit.o, ira-lives.o): New entries. * passes.c (pass_ira): New pass. * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter. * reload1.c (ira.h): Include the header. (changed_allocation_pseudos): New bitmap. (init_reload): Initiate the bitmap. (compute_use_by_pseudos): Permits spilled registers in FROM. (temp_pseudo_reg_arr): New variable. (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for IRA. Call alter_reg with the additional parameter. Don't clear spilled_pseudos for IRA. Restore original insn chain for IRA. Clear changed_allocation_pseudos at the end of reload. (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion. (hard_regno_to_pseudo_regno): New variable. (count_pseudo): Check spilled pseudos. Set up hard_regno_to_pseudo_regno. (count_spilled_pseudo): Check spilled pseudos. Update hard_regno_to_pseudo_regno. (find_reg): Use better_spill_reload_regno_p. Check hard_regno_to_pseudo_regno. (alter_reg): Set up spilled_pseudos. Add a new parameter. Add code for IRA. (eliminate_regs_1): Use additional parameter for alter_reg. (finish_spills): Set up pseudo_previous_regs only for spilled pseudos. Call reassign_pseudos once for all spilled pseudos, pass more arguments. Don't clear live_throughout and dead_or_set for spilled pseudos. Use additional parameter for alter_reg. Call mark_allocation_change. Set up changed_allocation_pseudos. Remove sanity check. (emit_input_reload_insns, delete_output_reload): Use additional parameter for alter_reg. Call mark_allocation_change. (substitute, gen_reload_chain_without_interm_reg_p): New functions. (reloads_conflict): Use gen_reload_chain_without_interm_reg_p. * testsuite/gcc.dg/20080410-1.c: New file. * config/s390/s390.h (IRA_COVER_CLASSES, IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define. * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro. * config/i386/i386.h (IRA_COVER_CLASSES): Ditto. * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto. * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto. * config/arm/arm.h (IRA_COVER_CLASSES): Ditto. * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto. 2008-08-24 Jeff Law <law@redhat.com> * ira.c (setup_reg_class_intersect_union): Prefer smallest class when ignoring unavailable registers. 2008-08-24 Jeff Law <law@redhat.com> * ira-color.c (coalesced_pseudo_reg_slot_compare): Check FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD. * ira.c (setup_eliminable_regset): Check stack_realign_needed. * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro. 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com> * ira-build.c (allocno_range_compare_func): Stabilize sort. 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com> * config/avr/avr.h (IRA_COVER_CLASSES): New macro. * reload1.c (find_reg): Process registers in register allocation order. 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk> * toplev.c (backend_init_target): Move ira_init call from here... (lang_dependent_init_target): ...to here. 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk> * ira.c (setup_class_subset_and_memory_move_costs): Don't calculate memory move costs for NO_REGS. 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org> * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if STACK_REGS is defined. 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com> * config/spu/spu.h (IRA_COVER_CLASSES): New macro. 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com> * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro. 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/sh.h (IRA_COVER_CLASSES): Define. * config/sh/sh.md (movsicc_true+3): Check if emit returns a barrier. 2008-08-26 Victor Kaplansky <victork@il.ibm.com> Dorit Nuzman <dorit@il.ibm.com> * gcc/config/spu/spu.md (vec_extract_evenv4si, vec_extract_evenv4sf, vec_extract_evenv8hi, vec_extract_evenv16qi, vec_extract_oddv4si, vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi, vec_interleave_highv4sf, vec_interleave_lowv4sf, vec_interleave_highv4si, vec_interleave_lowv4si, vec_interleave_highv8hi, vec_interleave_lowv8hi, vec_interleave_highv16qi, vec_interleave_lowv16qi, vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S 2008-08-25 Janis Johnson <janis187@us.ibm.com> PR target/36756 * config/rs6000/rs6000.c (optimization_options): Don't default to section anchors without toplevel reorder. 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function. (mfc_end_critical_section): Likewise. 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate all type qualifiers from element type to vector type. 2008-08-25 David Daney <ddaney@avtrex.com> * config/mips/mips.md (immediate_insn): Move up in file, fix comment typo, reformat. (fetchop_bit, atomic_hiqi_op memory_barrier, sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>, sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>, sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12, sync_nand<mode>, sync_nand_12, sync_old_nand<mode>, sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12, sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>, sync_new_nand<mode>, sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>, test_and_set_12): Moved to sync.md. (sync.md): Include. * config/mips/sync.md: New file. 2008-08-25 Richard Henderson <rth@redhat.com> * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT. (regsave): Likewise. (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT. (output_cfi_directive): Likewise. (div_data_align): New. (output_cfi): Use it. 2008-08-24 Adam Nemet <anemet@caviumnetworks.com> * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*. * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON. (TARGET_OCTEON): New macro. (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon. (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon. (ISA_HAS_POP): New macro. * config/mips/driver-native.c (host_detect_local_cpu): Handle Octeon. * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data): Handle Octeon. * config/mips/mips.md (cpu): Add octeon. (type): Add pop attribute value. (popcount<mode>2): New pattern. * doc/invoke.texi (-march=@var{arch}): Add octeon. 2008-08-24 Jan Hubicka <jh@suse.cz> * doc/invoke.texi (-fipa-cp-clone): New option. (-fipa-cp): Update docs. (--param ipcp-unit-growth):New. * ipa-cp.c: Include fibheap.h, params.h (ipcp_initialize_node_lattices): When not cloning, all externally visible functions are bottom. (ipcp_need_redirect_p): Accept clones. (ipcp_insert_stage): Use cost driven heuristics. (max_count, dead_nodes): New static vars. (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost, ipcp_const_param_count): New functions. * common.opt (ipa-cp-clone): New command line option. * params.def (ipcp-unit-growth): New. 2008-08-24 Jan Hubicka <jh@suse.cz> * tree-inline.c (tree_function_versioning): Look harder for referenced vars. 2008-08-24 Razya Ladelsky <razya@il.ibm.com> PR tree-optimization/37185 * matrix-reorg.c (transform_access_sites): Update changed stmt. 2008-08-23 Jan Hubicka <jh@suse.cz> * ipa-cp.c (ipcp_analyze_node): New function. (ipcp_update_cloned_node): Use it. (ipcp_init_stage): Likewise. * ipa-inline.c (function_insertion_hook_holder): New static var. (analyze_function): Break out from .... (inline_generate_summary): Here; register insertion hook. (cgraph_decide_inlining): Remove hook. (add_new_function): New function. 2008-08-23 Jan Hubicka <jh@suse.cz> * opts.c (decode_options): Revert accidental change enabling ipa-cp. 2008-08-23 Jan Hubicka <jh@suse.cz> * ipa-cp.c (constant_val_insert): Remove. (ipcp_propagate_one_const): Remove. (ipcp_create_replace_map): Always insert replacements to the map. (ipcp_insert_stage): Do not try to insert statements by hand. * tree-inline.c (insert_init_stmt): Break out from ... (setup_one_parameter): ... here; allow NULL BB pointer. (tree_function_versioning): Use setup_one_parameter to process replacement map. 2008-08-23 Jan Hubicka <jh@suse.cz> * tree.c (decl_address_ip_invariant_p): New function. * tree.h (decl_address_ip_invariant_p): Declare. * gimple.c (strip_invariant_refs): Break out from ... (is_gimple_invariant_address): ... here (is_gimple_ip_invariant_address): New function. (is_gimple_ip_invariant): New function. * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant): Declare. * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF. (ipcp_lat_is_insertable): All constants are insertable. (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of IPA_CONST_VALUE_REF. (ipcp_initialize_node_lattices): Propagate all types of operands. (build_const_val): Do not handle IPA_CONST_VALUE_REF. (ipcp_create_replace_map): Reformat. (ipcp_need_redirect_p): Simplify. (ipcp_insert_stage): Check that argument is used before clonning. * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF. (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat. (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members. (update_call_notes_after_inlining): Expect ADDR_EXPR in operand. * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF. (jump_func_type): Remove IPA_CONST_VALUE_REF. * tree-inline.c (tree_function_versioning): Add variables referenced by replacing trees. 2008-08-23 Jan Hubicka <jh@suse.cz> PR target/37094 * i386.c (standard_80387_constant_p): Use optimize_size. 2008-08-23 Ira Rosen <irar@il.ibm.com> PR tree-optimization/37161 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare. * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function. (vect_determine_vectorization_factor): Move the scalar type retrieval to vect_get_smallest_scalar_type. (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get scalar type. Remove redundant computation. * tree-vect-transform.c (vect_get_constant_vectors): Add argument. (vect_get_slp_defs): Take the type of RHS into account if necessary by calling vect_get_smallest_scalar_type. Call vect_get_constant_vectors with additional argument. 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR 35648 * doc/invoke.texi (Wwrite-strings): Clarify description. 2008-08-23 Ira Rosen <irar@il.ibm.com> PR tree-optimization/37174 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the def stmt is a part of the loop before accessing its stmt_vec_info. 2008-08-22 Anatoly Sokolov <aesok@post.ru> PR target/11259 * config/avr/avr.md (UNSPEC_SWAP): New constants. (*swap): New insn pattern. (*ashlqi3): Rename from ashlqi3 insn pattern. (ashlqi3): New expanders. (*lshrqi3): Rename from lshrqi3 insn pattern. (lshrqi3): New expanders. (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4, lshrqi3_const5, lshrqi3_const6): New splitters. (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define peephole2 patterns. 2008-08-22 Richard Guenther <rguenther@suse.de> PR tree-optimization/37078 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating [+INF, +INF] ranges. 2008-08-22 Richard Guenther <rguenther@suse.de> PR tree-optimization/37143 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build a conversion statement instead of a copy. 2008-08-22 Uros Bizjak <ubizjak@gmail.com> PR target/37184 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode, CCCmode, CCOmode and CCSmode destination modes. PR target/37191 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers from different units in a single alternative. (*vec_extractv2sf_1): Ditto. (*vec_extractv2si_0): Ditto. (*vec_extractv2si_1): Ditto. * config/i386/sse.md (sse2_storehpd): Ditto. (sse2_storelpd): Ditto. (sse2_loadhpd): Ditto. (sse2_loadlpd): Ditto. PR target/37197 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints. (popcountsi2): Ditto. (clzdi2_abm): Ditto. (popcountdi2): Ditto. (clzhi2_abm): Ditto. (popcounthi2): Ditto. 2008-08-22 Richard Guenther <rguenther@suse.de> PR middle-end/36548 PR middle-end/37125 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only if the multiplication does not overflow. 2008-08-21 Nathan Sidwell <nathan@codesourcery.com> * c-ppoutput.c (init_pp_output): Initialize src_line to 1. 2008-08-21 Richard Henderson <rth@redhat.com> * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove spurrious comma from test. * configure: Rebuild. 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR 30457 * builtins.c (fold_builtin_next_arg): Add warning about undefined behaviour. 2008-08-21 Aldy Hernandez <aldyh@redhat.com> * c-tree.h (grokfield): New argument. * c-decl.c (grokfield): Handle new location argument. * c-parser.c (c_parser_struct_declaration): Pass location to grokfield. 2008-08-21 Richard Guenther <rguenther@suse.de> * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants. 2008-08-21 Jan Hubicka <jh@suse.cz> * cgraph.c (first_cgraph_function_insertion_hook): New variable. (cgraph_add_function_insertion_hook, cgraph_remove_function_insertion_hook, cgraph_call_function_insertion_hooks): New functions. * cgraph.h (cgraph_add_function_insertion_hook, cgraph_remove_function_insertion_hook, cgraph_call_function_insertion_hooks): Declare. * ipa-reference.c (function_insertion_hook_holder): New variable. (check_operand, look_for_address_of): When checking late, do not care about module bitmaps. (add_new_function): New function. (generate_summary): Register hooks; zero module bitmaps. (propagate): Unregister hooks. * ipa-pure-const.c (function_insertion_hook_holder): New variable. (add_new_function): New function. (generate_summary): Register hook. (propagate): Remove hook. * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0. * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass. * ipa-cp.c (ipcp_update_cloned_node): New function. (build_const_val): Handle functions correctly; bring type logic into sync with tree-inline.c (ipcp_init_stage): Take care of computing stuff needed by indirect inlining; update clones. (ipcp_generate_summary): Break out of ipcp_driver. (ipcp_driver): Do only execution and transformation. (pass_ipa_cp): Make IPA_PASS. * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold offset to address. * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing ipcp, some info is already available. * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed. * tree-inline.c (remap_ssa_name): Unshare expression. 2008-08-21 Richard Guenther <rguenther@suse.de> * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting a PHI ask VN if it is already available. * tree-ssa-sccvn.h (vn_phi_lookup): Declare. * tree-ssa-sccvn.c (vn_phi_lookup): Export. 2008-08-21 Richard Guenther <rguenther@suse.de> PR middle-end/36817 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which makes sure to produce a result of the correct type. 2008-08-21 Jan Hubicka <jh@suse.cz> Backport from LTO branch: 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com> Jan Hubicka <jh@suse.cz> * ipa-pure-const.c (init_state, finish_state, set_function_state, generate_summary): New functions. (scan_stmt): Renamed from scan_function. Changed to keep state in local static vars rather than cgraph aux field. (propagate): Renamed from static_execute. Changed to keep state in local static vars rather than cgraph aux field. (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS. * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS. 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com> * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass. * ipa-reference.c (init_function_info, generate_summary, propagate): New functions. (analyze_function): Call init_function_info. (static_execute): Stripped into generate_summary and propagate. (pass_ipa_reference): Made into ipa_opt_pass. 2008-08-21 Richard Guenther <rguenther@suse.de> PR tree-optimization/37181 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL folding result. (extract_range_from_unary_expr): Likewise. 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org> * diagnostic.c (pedwarn_at): Rename as pedwarn. (pedwarn): Delete. * toplev.h (pedwarn_at): Likewise. * builtins.c: Update all calls to pedwarn. * c-lex.c: Likewise. * toplev.c: Likewise. * c-tree.h: Likewise. * c-decl.c: Likewise. * c-errors.c: Likewise. * c-typeck.c: Likewise. * c-common.c: Likewise. * c-parser.c: Likewise. 2008-08-20 Joseph Myers <joseph@codesourcery.com> PR target/31070 * config/sparc/sparc.c (function_arg_slotno): Handle structure with MODE_VECTOR_INT mode. 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR middle-end/179 * tree-ssa.c (warn_uninit): Do not warn for variables that can be initialized outside the current module. (warn_uninitialized_var): Ignore left-hand side when walking the trees. Ignore address expressions. Examine VUSE operands in gimple statements with a variable declaration on the right-hand side. 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com> PR bootstrap/37155 * rtlanal.c (subreg_offset_representable_p): Revert last change. 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR 35701 * c-common.c (conversion_warning): Do not warn if applying bit-and operator to unsigned constant that fits in the target type. 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR c++/35602 * c-common.c (conversion_warning): Do not warn for artificial expressions. 2008-08-20 Richard Guenther <rguenther@suse.de> * tree-vrp.c (op_with_constant_singleton_value_range): New function. (extract_range_from_binary_expr): Fall back to constant propagation. (extract_range_from_unary_expr): Likewise. 2008-08-20 Richard Guenther <rguenther@suse.de> * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess with TREE_THIS_VOLATILE on shared nodes. (fold_stmt_r): Likewise. 2008-08-20 Jakub Jelinek <jakub@redhat.com> PR c/37171 * c-parser.c (c_parser_attributes): For keywords use canonical spelling for attr_name. 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org> * value-prof.c (check_counter): Revert wrong call to error. 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org> * profile.c: Update calls to inform. * value-prof.c: Update calls to inform. 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org> * diagnostic.c (inform): Add an explicit location_t parameter. * toplev.h (inform): Update declaration. * builtins.c: Update all calls to inform. * c-common.c: Likewise. * c-decl.c: Likewise. * c-opts.c: Likewise. * c-pch.c: Likewise. * c-pragma.c: Likewise. * c-typeck.c: Likewise. * coverage.c: Likewise. * opts.c: Likewise. * toplev.c: Likewise. * tree-cfg.c: Likewise. * tree-ssa.c: Likewise. 2008-08-20 H.J. Lu <hongjiu.lu@intel.com> PR target/37169 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In V2DI mode, for SSE4.1, use movq instead of vector set if the second element is zero and inter-unit moves are OK. 2008-08-20 Richard Guenther <rguenther@suse.de> * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More properly handle conversion/copy chains after tuplification. 2008-08-20 Richard Guenther <rguenther@suse.de> * passes.c (init_optimization_passes): Move the second forwprop pass before alias computation. Remove the second DCE pass. Remove the first dominator and phi copy/const prop passes. 2008-08-20 Nick Clifton <nickc@redhat.com> * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler support of this feature. Do not assume that a sufficiently new assembler will support the feature regardless of the target type. (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise. * configure: Regenerate. 2008-08-20 Richard Guenther <rguenther@suse.de> * tree-vrp.c (found_in_subgraph): Remove. (live): New global static. (live_on_edge): New function. (blocks_visited): Remove. (register_edge_assert_for_2): Use live_on_edge. (find_conditional_asserts): Remove code dealing with found_in_subgraph. Do not walk the CFG. (find_switch_asserts): Likewise. (find_assert_locations_1): Renamed from find_assert_locations. Move finding assert locations for conditional and switch statements first. Update live bitmap. Do not walk the CFG. (find_assert_locations): New function. (insert_range_assertions): Remove entry of CFG walk. Adjust call to find_assert_locations. * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges that only can appear because of fake exit edges but assert we never try to insert on those. (fini_pre): Do not remove fake exit edges here... (execute_pre): ...but here, before committing edge inserts. 2008-08-19 Richard Guenther <rguenther@suse.de> * passes.c (init_optimization_passes): Exchange store-ccp with a ccp pass. 2008-08-19 Rafael Espíndola <espindola@google.com> * varasm.c (weak_decls): Move earlier in the file. (assemble_external): Add weak decls to the weak_decls list. (declare_weak): Don't add decls to the weak_decls list. 2008-08-19 H.J. Lu <hongjiu.lu@intel.com> PR target/37157 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved before (sse2_shufpd_<mode>). 2008-08-19 Jakub Jelinek <jakub@redhat.com> PR debug/37156 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees. * tree.c (block_nonartificial_location): Likewise. 2008-08-19 Richard Guenther <rguenther@suse.de> PR tree-optimization/35972 PR tree-optimization/23094 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk parameter. * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly handle MISALIGNED_INDIRECT_REF. (get_ref_from_reference_ops): New helper. (vn_reference_lookup_pieces): Walk the use-def chain using the alias-oracle if requested. * tree-ssa-pre.c (phi_translate_1): Do reference lookup with walking the use-def chain. (compute_avail): But not here. (create_component_ref_by_pieces_1): Properly handle MISALIGNED_INDIRECT_REF. (do_regular_insertion): Handle fully redundant expressions after PHI-translation also for SSA_NAME values, not only constants. Correctly use edoubleprime for that. 2008-08-19 Ira Rosen <irar@il.ibm.com> * tree-vectorizer.c (supportable_widening_operation): Support multi-step conversion, return the number of steps in such conversion and the required intermediate types. (supportable_narrowing_operation): Likewise. * tree-vectorizer.h (vect_pow2): New function. (supportable_widening_operation): Change argument types. (supportable_narrowing_operation): Likewise. (vectorizable_type_promotion): Add an argument. (vectorizable_type_demotion): Likewise. * tree-vect-analyze.c (vect_analyze_operations): Call vectorizable_type_promotion and vectorizable_type_demotion with additional argument. (vect_get_and_check_slp_defs): Detect patterns. (vect_build_slp_tree): Add an argument, don't fail in case of multiple types. (vect_analyze_slp_instance): Don't fail in case of multiple types. Call vect_build_slp_tree with correct arguments. Calculate unrolling factor according to the smallest type in the loop. (vect_detect_hybrid_slp_stmts): Include statements from patterns. * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call supportable_widening_operation with correct arguments. * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector operands lists according to the number of vector statements in left or right node, if exists. (vect_gen_widened_results_half): Remove unused argument. (vectorizable_conversion): Call supportable_widening_operation, supportable_narrowing_operation, and vect_gen_widened_results_half with correct arguments. (vectorizable_assignment): Change documentation, support multiple types in SLP. (vectorizable_operation): Likewise. (vect_get_loop_based_defs): New function. (vect_create_vectorized_demotion_stmts): Likewise. (vectorizable_type_demotion): Support loop-aware SLP and general multi-step conversion. Call vect_get_loop_based_defs and vect_create_vectorized_demotion_stmts for transformation. (vect_create_vectorized_promotion_stmts): New function. (vectorizable_type_promotion): Support loop-aware SLP and general multi-step conversion. Call vect_create_vectorized_promotion_stmts for transformation. (vectorizable_store): Change documentation, support multiple types in SLP. (vectorizable_load): Likewise. (vect_transform_stmt): Pass SLP_NODE to vectorizable_type_promotion and vectorizable_type_demotion. (vect_schedule_slp_instance): Move here the calculation of number of vectorized statements for each node from... (vect_schedule_slp): ... here. (vect_transform_loop): Call vect_schedule_slp without the last argument. 2008-08-19 Dorit Nuzman <dorit@il.ibm.com> PR bootstrap/37152 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change = to == in assert statement. (vectorizable_reduction): Fix typo. 2008-08-18 H.J. Lu <hongjiu.lu@intel.com> PR bootstrap/37153 * value-prof.c (check_counter): Dereference pointer to overall count when printing it. 2008-08-18 H.J. Lu <hongjiu.lu@intel.com> * profile.h: Really add it. 2008-08-18 H.J. Lu <hongjiu.lu@intel.com> * mcf.c: Really add it. 2008-08-18 Paul Yuan <yingbo.com@gmail.com> Vinodha Ramasamy <vinodha@google.com> * cgraph.c (cgraph_edge): Handle inconsistent counts when setting count_scale. * value-prof.c (check_counter): Fix the counter if flag_profile_correction is true. (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform, tree_mod_subtract_transform): Follow check_counter parameter change. * common.opt (fprofile-correction): New option. * mcf.c: New file. * profile.h: Likewise. * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h. (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts, is_inconsistent, set_bb_counts, read_profile_edge_counts): New functions. (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if flag_profile_correction is set. 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com> * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK. 2008-08-18 Tomas Bily <tbily@suse.cz> * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P. * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use CONVERT_EXPR_P. * tree-data-ref.c (split_constant_offset_1): Likewise. * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT. * tree-sra.c (sra_walk_expr): Likewise. * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise. * tree-ssa-loop-niter.c (expand_simple_operations): Likewise. * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P. * tree-ssa-structalias.c (find_func_aliases, find_func_aliases): Likewise. * gimple.c (gimple_assign_unary_nop_p): Likewise. * tree-vect-transform.c (vectorizable_type_demotion) (vectorizable_type_promotion): Likewise. * tree-inline.c (expand_call_inline): * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from) (forward_propagate_addr_expr_1, forward_propagate_comparison) (tree_ssa_forward_propagate_single_use_vars): Likewise. * expr.c (expand_expr_real_1): Likewise. * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr) (gimple_assign_unary_useless_conversion_p): Likewise. * tree-stdarg.c (execute_optimize_stdarg): Likewise. * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise. * fold-const.c (fold_unary): Likewise. * tree.h (CONVERT_EXPR_P): Likewise. * tree.c (simple_cst_equal, iterative_hash_expr): Likewise. * tree-ssa-loop-im.c (rewrite_bittest): Likewise. * tree-vrp.c: (register_edge_assert_for_2, extract_range_from_unary_expr) (register_edge_assert_for_1): Likewise. 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org> * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr, dconst_third_ptr, dconst_sqrt2_ptr): Declare. (enum real_value_const): Delete. (get_real_const): Delete. * real.c (get_real_const): Delete. (dconst_e_ptr): Define. (dconst_third_ptr): Define. (dconst_sqrt2_ptr): Define. * builtins.c: Update all callers. 2008-08-18 Richard Guenther <rguenther@suse.de> * tree-ssa-reassoc.c (reassociate_bb): Properly reset the statement iterator after statement removal. 2008-08-18 Andreas Tobler <a.tobler@schweiz.org> * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function. (detect_processor_freebsd): Likewise. (host_detect_local_cpu): Call newly added functions for FreeBSD. 2008-08-18 Richard Guenther <rguenther@suse.de> * tree-cfg.c (verify_types_in_gimple_assign): Verify copies and loads have the correct types. 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR cpp/7263 * c-opts.c (cpp_opts): Remove static. * c-parser.c (cpp_opts): Declare it extern. (disable_extension_diagnostics): Handle cpp options. (enable_extension_diagnostics): Likewise. 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org> * diagnostics.c (permerror_at): Rename as permerror. (permerror): Delete. * toplev.h: Likewise. 2008-08-18 Richard Guenther <rguenther@suse.de> * passes.c (init_optimization_passes): Remove cleanup_cfg1, sdse1 and addressables2 passes. Replace dce1 with cddce1. Move call_cdce before build_alias. Move copyrename2, cunrolli and ccp2 beafore build_alias. Re-add addressable2 right after final inlining. * tree-cfg.c (build_gimple_cfg): Do not dump function here. (pass_build_cfg): But instead via TODO_dump_func. 2008-08-18 Richard Guenther <rguenther@suse.de> * tree-sra.c (generate_element_init_1): Deal with NULL constructor element index. (scalarize_init): If we failed to generate some initializers do not generate zeros for not instantiated members. Instead rely on the copy out. * tree-ssa-operands.c (get_addr_dereference_operands): Warn about missing flow-sensitive alias info only if we have aliases computed. 2008-08-17 Nick Clifton <nickc@redhat.com> * doc/extend.texi (Function Attributes): Fix typo in description if hot function attribute. 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com> Richard Sandiford <rdsandiford@googlemail.com> * doc/install.texi (--with-mips-plt): Document. * doc/invoke.texi (-mplt, -mno-plt): Document. * config.gcc (mips*-*-*): Add mips-plt to supported_defaults and handle ${with_mips_plt}. * config/mips/mips.opt (mplt): New option. * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro. (TARGET_ABICALLS_PIC2): Likewise. (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS. (OPTION_DEFAULT_SPECS): Add a mips-plt entry. (ASM_SPEC): Use !mabi=* instead of !mabi*. (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS to decide whether to output ".option picX" directives. * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling. Pass -call_nonpic rather than -KPIC for -mplt. (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present on the command line. Also remove it when -mabi=64 is used without -msym32. * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete. * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle TARGET_ABICALLS_PIC0. (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS. (mips16_build_function_stub): Only output ".option pic" directives and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1. (mips16_build_call_stub): Fix comment and remove redundant ".set at"/"set .noat" directives. (mips_function_rodata_section): Use the default behaviour for TARGET_ABSOLUTE_ABICALLS. (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0. (mips_global_pointer): Handle TARGET_ABICALLS_PIC0. (mips_restore_gp): Do nothing if the current function doesn't use a global pointer. (mips_expand_prologue): Only save $gp if the current function uses it. Use a normal move for TARGET_ABICALLS_PIC0. (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2. 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com> * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest of function when handling GLOBAL_POINTER_REGNUM. 2008-08-16 Eric Botcazou <ebotcazou@adacore.com> PR ada/20548 * common.opt (-fstack-check): Do not declare the variable here. (-fstack-check=): New option variant. * doc/invoke.texi (Code Gen Options): Document it. * expr.h (STACK_OLD_CHECK_PROTECT): New macro. (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used. (STACK_CHECK_STATIC_BUILTIN): New macro. * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN. * opts.c: Include expr.h. (common_handle_option) <OPT_fold_stack_check_>: New case. <OPT_fstack_check>: Likewise. * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT consistently in the test for variable-sized types. Adjust for new behaviour of flag_stack_check. * explow.c: Include except.h. (allocate_dynamic_stack_space): Do not take into account STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking. * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test for variable-sized parameters. Treat all parameters whose size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic stack checking is enabled. * gimplify.c (gimplify_decl_expr): Treat non-static objects whose size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic stack checking is enabled. (expand_function_end): Adjust for new behaviour of flag_stack_check. * reload1.c (reload): Likewise. * stmt.c (expand_decl): Assert that all automatic variables have fixed size at this point and remove dead code. * flags.h (stack_check_type): New enumeration type. (flag_stack_check): Declare. * toplev.c (flag_stack_check): New global variable. * Makefile.in (opts.o): Add dependency on EXPR_H. (explow.o): Add dependency on except.h. 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com> * config/avr/avr.c (avr_override_options): Reduce value of PARAM_INLINE_CALL_COST. 2008-08-15 Eric Botcazou <ebotcazou@adacore.com> * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting to BLKmode, try to fetch an inner memory reference. Use 'mode' in lieu of TYPE_MODE (type) throughout. 2008-08-15 Joseph Myers <joseph@codesourcery.com> * config/arm/arm.c (add_minipool_backward_ref): Check for 8-byte-aligned entries in second case of forcing insertion after a particular entry. Change third case to avoid inserting non-8-byte-aligned entries before 8-byte-aligned ones. 2008-08-15 Richard Guenther <rguenther@suse.de> * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not strip components for unknown size accesses. 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com> * config/s390/2097.md New file. * config/s390/s390.md ("z10prop" attribute): Define none, z10_super, z10_super_E1, z10_super_A1, z10_super_c, z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1, z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as possible values and apply them to insns as appropriate. ("type" attribute): Removed itof and added ftrunctf,ftruncdf, ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd, fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd, fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values. ("bfp" mode attribute): Removed. Every occurence replaced with <mode>. * config/s390/s390.c (struct "z10_cost"): Updated entries. * config/s390/2084.md (insn_reservation "x_itof"): Updated type attribute. 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR c/28152 * c-parser.c (c_lex_one_token): Do not store the canonical spelling for keywords. 2008-08-14 Dorit Nuzman <dorit@il.ibm.com> * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an additional argument. Support reduction when duplication is needed due to data-types of different sizes in the loop. (get_initial_def_for_induction): Fix printout. (vect_get_vec_def_for_stmt_copy): Support case where the vec_stmt_for_operand is a phi node. (vectorizable_reduction): Support reduction when duplication is needed due to data-types of different sizes in the loop. (vectorizable_call): Remove restriction to not vectorize in case we have data-types of different sizes in the loop. (vectorizable_conversion): Likewise. (vectorizable_operation): Likewise. (vectorizable_type_demotion): Likewise. (vectorizable_type_promotion): Likewise. (vectorizable_induction): Add restriction to not vectorize in case we have data-types of different sizes in the loop. 2008-08-14 Christophe Saout <christophe@saout.de> Uros Bizjak <ubizjak@gmail.com> PR target/37101 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative. (*vec_concatv2di_rex64_sse4_1): Ditto. (*vec_concatv2di_rex64_sse): Ditto. 2008-08-14 Jakub Jelinek <jakub@redhat.com> PR middle-end/37103 * fold-const.c (fold_widened_comparison): Do not allow sign changes that change the result even if shorter type is wider than arg1_unw's type. 2008-08-13 Kazu Hirata <kazu@codesourcery.com> * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c: Skip if the multilib testing specifies -march that does not agree with the one specified in the testcase. 2008-08-13 Joseph Myers <joseph@codesourcery.com> * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or zero extend SImode values being converted to TFmode before passing to libcalls. 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine __PPU__ when targeting the Cell/B.E. PPU processor. 2008-08-13 Eric Botcazou <ebotcazou@adacore.com> * gimple.h (gimple_call_set_chain): Accept SSA variables. * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>: Rematerialize the static chain, if any. * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the static chain. 2008-08-13 H.J. Lu <hongjiu.lu@intel.com> * dwarf2out.c (dwarf_stack_op_name): Remove prototype. (new_loc_descr): Likewise. (add_loc_descr): Likewise. (size_of_loc_descr): Likewise. (size_of_locs): Likewise. (output_loc_operands): Likewise. (output_loc_sequence): Likewise. (new_reg_loc_descr): New. (build_cfa_loc): Use it. (build_cfa_aligned_loc): Likewise. (one_reg_loc_descriptor): Likewise. (based_loc_descr): Likewise. 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR 30551 * doc/invoke.texi (Wmain): Update. * c-decl.c (start_decl): warn_main is only 0 or 1. (start_function): Likewise. Fix formatting. (finish_function): Delete redundant warning. * c.opt (Wmain): Add Var(warn_main) and Init(-1). * c-opts (c_common_handle_option): -Wall only has effect if warn_main is uninitialized. OPT_Wmain is automatically handled. -pedantic also enables Wmain. (c_common_post_options): Handle all logic for Wmain here. * c-common.c (warn_main): Delete. (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain. * c-common.h (warn_main): Delete. 2008-08-13 H.J. Lu <hongjiu.lu@intel.com> PR middle-end/36701 * expr.c (emit_group_store): Allocate stack temp with the largest alignment when copying from register to stack. 2008-08-13 Richard Guenther <rguenther@suse.de> * tree.h (maybe_fold_offset_to_address): Declare. * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit. (ccp_fold): Handle pointer conversions the same as fold_stmt. Likewise for POINTER_PLUS_EXPR. (maybe_fold_offset_to_reference): Enable disabled code. (maybe_fold_offset_to_address): New function. (fold_stmt_r): Use it. (fold_gimple_assign): Likewise. * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address. (gimplify_expr): Likewise. 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org> * toplev.h (pedwarn_at): Fix declaration. 2008-08-13 Joseph Myers <joseph@codesourcery.com> * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC, LINK_SPEC): Use %R in -Y P argument. 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR c/15236 * diagnostic.c (pedwarn_at): New. * toplev.h (pedwarn_at): Declare. * c-tree.h (build_enumerator): Update declaration. * c-decl.c (finish_enum): Update comment. (build_enumerator): Take a location parameter. Give a pedwarn but do not perform any conversion. * c-parser.c (c_parser_enum_specifier): Set correct location for enumerator. 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR 35635 * c-common.c (conversion_warning): Use a switch. Ignore boolean expressions except for conversions to signed:1 bitfields. Handle COND_EXPR with constant operands. 2008-08-13 Richard Guenther <rguenther@suse.de> PR tree-optimization/15255 * tree-ssa-reassoc.c (linearize_expr_tree): Declare. (struct oecount_s): New struct and VEC types. (cvec): New global. (oecount_hash): New function. (oecount_eq): Likewise. (oecount_cmp): Likewise. (zero_one_operation): New function. (build_and_add_sum): Likewise. (undistribute_ops_list): Perform un-distribution of multiplication and division on the chain of summands. (should_break_up_subtract): Also break up subtracts for factors. (reassociate_bb): Delete dead visited statements. Call undistribute_ops_list. Re-sort and optimize if it did something. * passes.c (init_optimization_passes): Move DSE before reassociation. * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle PHI nodes. 2008-08-12 Janis Johnson <janis187@us.ibm.com> * doc/invoke.texi (-fipa-pta): Say the option is experimental. * doc/invoke.texi: Revert unintended checkin. 2008-08-12 Nathan Froyd <froydnj@codesourcery.com> PR libgomp/26165 * gcc.c (include_spec_function): Tweak call to find_a_file. 2008-08-12 Jakub Jelinek <jakub@redhat.com> PR middle-end/37014 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR. * dojump.c (do_jump): Likewise. PR tree-optimization/37084 * tree-inline.c (copy_bb): Call gimple_regimplify_operands if id->regimplify, don't assume stmt is a cast assignment. 2008-08-12 Anatoly Sokolov <aesok@post.ru> * final.c (final_scan_insn): Use app_enable/app_disable functions. 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> PR bootstrap/37097 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced by last change. 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> * defaults.h (TARGET_FLOAT_FORMAT): Remove. (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove. * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove. * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove. * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove. * config/score/score.h (TARGET_FLOAT_FORMAT): Remove. * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove. * doc/tm.texi (Storage Layout): Remove documentation for TARGET_FLOAT_FORMAT. * simplify-rtx.c (simplify_binary_operation_1): Replace TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks. 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> * real.h (struct real_format): New member has_sign_dependent_rounding. * real.c (ieee_single_format, mips_single_format, motorola_single_format, spu_single_format, ieee_double_format, mips_double_format, motorola_double_format, ieee_extended_motorola_format, ieee_extended_intel_96_format, ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format, ibm_extended_format, mips_extended_format, ieee_quad_format, mips_quad_format, vax_f_format, vax_d_format, vax_g_format): Initialize it. * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise. * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove. * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove. (ROUND_TOWARDS_ZERO): Likewise. * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion. (FLOAT_MODE_FORMAT): New macro. (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ... (MODE_COMPOSITE_P): ... this new macro. (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros. * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode. * flags.h: Include "real.h". * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of REAL_MODE_FORMAT_COMPOSITE_P. * simplify-rtx.c (simplify_const_binary_operation): Likewise. * doc/tm.texi (Storage Layout): Remove documentation of MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify they only apply to libgcc2.a. 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> * config/spu/float_disf.c: New file. * config/spu/float_unsdisf.c: New file. * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them. (LIB2FUNCS_EXCLUDE): Define. 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> Trevor Smigiel <trevor_smigiel@playstation.sony.com> * real.h (struct real_format): New member round_towards_zero. * real.c (round_for_format): Respect fmt->round_towards_zero. (ieee_single_format, mips_single_format, motorola_single_format, spu_single_format, ieee_double_format, mips_double_format, motorola_double_format, ieee_extended_motorola_format, ieee_extended_intel_96_format, ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format, ibm_extended_format, mips_extended_format, ieee_quad_format, mips_quad_format, vax_f_format, vax_d_format, vax_g_format): Initialize it. * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise. * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of real_format to choose rounding mode when calling MPFR functions. (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise. (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise. * real.h (real_to_decimal_for_mode): Add prototype. * real.c (real_to_decimal_for_mode): Renames old real_to_decimal. Respect target rounding mode when generating decimal representation. (real_to_decimal): New stub for backwards compatibility. * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use real_to_decimal_for_mode instead of real_to_decimal. * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New. 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> Trevor Smigiel <trevor_smigiel@playstation.sony.com> * real.c (spu_single_format): New variable. * real.h (spu_single_format): Declare. * config/spu/spu.c (spu_override_options): Install SFmode format. (spu_split_immediate): Use integer mode to operate on pieces of floating-point values in all cases. * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New. ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND. ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE. 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA. 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define. 2008-08-12 Jakub Jelinek <jakub@redhat.com> PR c++/36688 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY on the VAR_DECL instead of TYPE_READONLY on its type. 2008-08-12 Ira Rosen <irar@il.ibm.com> * tree-vectorizer.c: Depend on langhooks.h. (supportable_widening_operation): Add two arguments. Support double type conversions. (supportable_narrowing_operation): Likewise. * tree-vectorizer.h (supportable_widening_operation): Add two arguments. (supportable_narrowing_operation): Likewise. * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call supportable_widening_operation with correct arguments. * tree-vect-transform.c (vectorizable_conversion): Likewise. (vectorizable_type_demotion): Support double type conversions. (vectorizable_type_promotion): Likewise. * Makefile.in (tree-vectorizer.o): Depend on langhooks.h. 2008-08-11 Michael Matz <matz@suse.de> * i386/i386.c (override_options): Move initialisation from flag_schedule_insns_after_reload to here from ... (optimization_options): ... here. 2008-08-11 Jakub Jelinek <jakub@redhat.com> PR rtl-optimization/36998 * dwarf2out.c (compute_barrier_args_size_1, compute_barrier_args_size): Temporarily remove assertions. 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR middle-end/20644 * tree-ssa.c (struct walk_data): Add new flag warn_possibly_uninitialized. (warn_uninitialized_var): Use it. (warn_uninitialized_vars): New. (execute_early_warn_uninitialized): Call it. (execute_late_warn_uninitialized): Likewise. 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com> PR middle-end/36238 * reload1.c (gen_reload): Guard calls to get_secondary_mem for memory subregs. 2008-08-09 Jan Hubicka <jh@suse.cz> PR target/37055 * optabs.c (maybe_emit_unop_insn): Remove produced code if expansion failed. (expand_fix): Be prepared for expansion to fail. (expand_sfix_optab): Remove instructions if expansion failed. 2008-08-09 Anatoly Sokolov <aesok@post.ru> * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to avr31 architecture. * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.). * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.). 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com> * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add mips/t-libgcc-mips16 to tmake_file. * config/mips/mips-protos.h (mips_call_type): New enum. (mips_pic_base_register, mips_got_load): Declare. (mips_restore_gp): Take an rtx argument. (mips_use_pic_fn_addr_reg_p): Declare. (mips_expand_call): Replace the sibcall_p argument with a mips_call_type argument. Add a lazy_p parameter. (mips_split_call): Declare. * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro. (MIPS16_PIC_TEMP): Likewise. (reg_class): Delete M16_NA_REGS. (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly. (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros. (mips_split_hi_p): Declare. * config/mips/mips.c (mips_split_hi_p): New array. (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS. (mips_got_symbol_type_p): New function. (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P. (mips16_stub_function_p): New function. (mips16_local_function_p): Likewise. (mips_use_pic_fn_addr_reg_p): Likewise. (mips_cannot_force_const_mem): Return false for HIGHs. Extend CONST_INT and symbolic handling to MIPS16, using mips_symbol_insns to check that the base symbol type is a legitimate constant. Reject GOT-based constants if TARGET_MIPS16_PCREL_LOADS. (mips_const_insns): Check targetm.cannot_force_const_mem when decomposing a symbolic base and a large offset. (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters. When calling a function that needs $25 from MIPS16 code, move the target address into $25 separately and add a USE to the call insn. (mips16_gp_pseudo_reg): Insert the initializer immediately before the first real insn. (mips_pic_base_register, mips_got_load): New functions. (mips_split_symbol): Generalize the name of the LO_SUM_OUT parameter to LOW_OUT. Say that it can be any valid SET_SRC when splitting a load-address operation. Split SYMBOL_GOT_DISP constants and highs of SYMBOL_GOT_PAGE_OFST constants. (mips_call_tls_get_addr): Update the call to mips_expand_call, also passing NULL_RTX rather than const0_rtx as the aux argument. (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p instead of TARGET_EXPLICIT_RELOCS. (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P. (mips_load_call_address): Replace the sibcall_p argument with a mips_call_type argument. Use mips_got_load. (mips16_local_alias): New structure. (mips16_local_aliases): New variable. (mips16_local_aliases_hash): New function. (mips16_local_aliases_eq): Likewise. (mips16_local_alias): Likewise. (mips16_stub_function): Likewise. (mips16_build_function_stub): Create a local alias for the target function. Handle TARGET_ABICALLS. For PIC abicalls, emit a .cpload directive and an R_MIPS_NONE relocation for the target function, then load the alias rather than the function itself. Wrap the non-PIC abicalls version in ".option pic0/.option pic2". (mips16_copy_fpr_return_value): Use mips16_stub_function and mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol. (mips16_build_call_stub): Replace the FN parameter with an FN_PTR parameter. Force the address into a register if it isn't a call_insn_operand; don't rely on the caller to do this. If a call to a locally-defined and locally-binding MIPS16 function must be made indirectly, redirect the call to the function's local alias. Use mips16_stub_function_p, mips16_stub_function, mips_expand_call and use_reg. Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols. Use explicit %hi and %lo accesses where possible. Use MIPS_CALL to generate the correct code form of a jal instruction. Add clobbers of $18 instead of uses. Update the call to mips_emit_call_insn. (mips_expand_call): Replace the SIBCALL_P argument with a mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value. Take a LAZY_P parameter. Call mips16_build_call_stub first, allowing it to modify the call address. Update the calls to mips_load_call_address and mips_emit_call_insn. (mips_split_call): New function. (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of SYMBOL_GOT_PAGE_OFST, for MIPS16 code. (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p. (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM if TARGET_MIPS16. (mips_cprestore_slot): New function. (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16 and use mips_cprestore_slot. (mips_output_function_prologue): Handle TARGET_MIPS16 for LOADGP_OLDABI. (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16, then use a copygp_mips16 instruction to set up $28. (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too. (mips16_lay_out_constants): Call split_all_insns_noflow. (mips_reorg_process_insns): Explicitly set all_noreorder_p to false if TARGET_MIPS16. (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16. (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the mips_dangerous_for_la25_p approach for MIPS16 PIC calls too. (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for MIPS16 code. Allow MIPS16 o32 PIC. (mips_override_options): Allow MIPS16 o32 PIC. * config/mips/mips.md: Lower CONST_GP_P moves into register moves after reload if TARGET_USE_GOT. (UNSPEC_COPYGP): New constant. (length): Use a default length of 8 for MIPS16 GOT loads. (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT. (*got_page<mode>): Check mips_split_hi_p. (*got_disp<mode>, *got_page<mode>): Use mips_got_load. (unspec_got<mode>, unspec_call<mode>): New expanders. (load_got<mode>, load_call<mode>): Remove the length attributes. Use a got attribute instead of a type attribute. (copygp_mips16): New insn. (restore_gp): Add a scratch clobber and pass it to mips_restore_gp. (load_call<mode>): Use a "d" constraint instead of an "r" constraint. (sibcall, sibcall_value, call, call_value): Update the calls to mips_expand_call. (call_internal, call_value_internal): Use mips_split_call. (call_value_multiple_internal): Likewise. (call_split): Move after call_internal (the insn it is split from). (call_internal_direct, call_value_internal_direct): Turn into define_insn_and_splits. Split if TARGET_SPLIT_CALLS. (call_direct_split, call_value_direct_split): New patterns. * config/mips/constraints.md (c): Handle TARGET_MIPS16 first and use M16_REGS instead of M16_NA_REGS. * config/mips/predicates.md (const_call_insn_operand): Replace the TARGET_ABSOLUTE_ABICALLS-based check with a more general mips_use_pic_fn_addr_reg_p check. (move_operand): Reject HIGHs if mips_split_hi_p. * config/mips/mips16.S: Assembly as empty if the ABI is not suitable. (__mips16_floatunsisf): Inline __mips16_floatsisf. (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25. * config/mips/libgcc-mips16.ver: New file. * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add $(srcdir)/config/mips/libgcc-mips16.ver. 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com> * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file. (mips_unspec_address, mips_unspec_offset_high): Likewise. (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise. (mips16_cfun_returns_in_fpr_p): Likewise. 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com> * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary. * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2 rather than 4 to PC. 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com> * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15. (FUNCTION_PROFILER): Save the static chain pointer into $2 beforehand and restore it aftewards. (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target address directly into $25 and call the function through $25; do not clobber $3. Pad the DImode version to cover the space left by the deleted $25 <- $3 move. (TRAMPOLINE_SIZE): Adjust the size of the SImode version after the removal of the $25 <- $3 move. (INITIALIZE_TRAMPOLINE): Update offsets accordingly. * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h. 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com> Daniel Jacobowitz <dan@codesourcery.com> * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete. * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete. (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete. * config/mips/mips.c (mips_start_function_definition): New function. (mips_end_function_definition): Likewise. (mips_output_function_prologue): Use mips_start_function_definition. (mips_output_function_epilogue): Use mips_end_function_definition. (build_mips16_function_stub): Use mips_start_function_definition and mips_end_function_definition. (build_mips16_call_stub): Likewise. 2008-08-09 Richard Guenther <rguenther@suse.de> * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn. * gimple.h (gimple_call_fn): Adjust comment. (gimple_call_set_fndecl): New function. (gimple_call_fndecl): Adjust for GIMPLE_CALL no longer having bare FUNCTION_DECL operand. (gimple_call_return_type): Likewise. * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL. * value-prof.c (gimple_divmod_fixed_value): Do not emit labels. (gimple_mod_pow2): Likewise. (gimple_mod_subtract): Likewise. (gimple_ic): Likewise. (gimple_stringop_fixed_value): Likewise. (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no longer having bare FUNCTION_DECL operand. * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl. * omp-low.c (optimize_omp_library_calls): Likewise. * cgraphunit.c (update_call_expr): Likewise. * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise. (execute_convert_to_rsqrt): Likewise. * cfgexpand.c (gimple_to_tree): Simplify. (release_stmt_tree): Fix for GIMPLE_CALL no longer having bare FUNCTION_DECL operand. * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type. (convert_gimple_call): Use gimple_call_fndecl. * c-common.c (c_warn_unused_result): Likewise. 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR c/17880 * c-typeck.c (digest_init): Call verify_sequence_points from here. (c_finish_return): Likewise. (c_start_case): Likewise. * c-common.c (warn_for_collisions_1): Use explicit location in warning. * c-parser.c (c_parser_condition): New. Call verify_sequence_points. (c_parser_paren_condition): Call c_parser_condition. (c_parser_for_statement): Call c_parser_condition. 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR 36901 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New. * diagnostic.c (pedantic_warning_kind, permissive_error_kind): Moved from diagnostic.h (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and DK_PERMERROR. (emit_diagnostic): New. (warning0, pedwarn0): Delete. (warning, warning_at, pedwarn, permerror): Return bool. * diagnostic.h (pedantic_warning_kind, permissive_error_kind): Moved to diagnostic.c. (struct diagnostic_context): Use correct type for classify_diagnostic. (diagnostic_report_diagnostic): Update declaration. (emit_diagnostic): Declare. * errors.c (warning): Return bool. * errors.h (warning): Update declaration. * toplev.h (warning0, pedwarn0): Delete. (warning, warning_at, pedwarn, permerror): Return bool. * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN. * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use inform. Update all calls. (diagnose_mismatched_decls): Check return value of warning/pedwarn before giving informative note. (implicit_decl_warning): Likewise. * c-typeck.c (build_function_call): Likewise. * tree-sssa.c (warn_uninit): Likewise. * builtins.c (gimplify_va_arg_expr): Likewise. 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR 7651 * doc/invoke.texi (-Wextra): Move warning from here... (-Wuninitialized): ... to here. 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR 28875 * flags.h (set_Wunused): Delete * toplev.c (process_options): Handle Wunused flags here. * opts.c (maybe_warn_unused_parameter): Delete. (common_handle_option): Replace set_Wunused by warn_unused. (set_Wextra): Do not handle Wunused-parameter here. (set_Wunused): Delete. * c-opts.c (c_common_handle_option): Replace set_Wunused by warn_unused. * common.opt (Wunused): Add Var and Init. (Wunused-function): Likewise. (Wunused-label): Likewise. (Wunused-parameter): Likewise. (Wunused-value): Likewise. (Wunused-variable): Likewise. 2008-08-08 Peter Bergner <bergner@vnet.ibm.com> * doc/invoke.texi: Add cpu_type power7. * config.in (HAVE_AS_VSX): New. * config.gcc: Add cpu_type power7. * configure.ac (HAVE_AS_VSX): Check for assembler support of the VSX instructions. * configure: Regenerate. * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to power5. * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define. (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7. (EXTRA_SPECS): Add asm_cpu_power7 spec string. 2008-08-08 Dorit Nuzman <dorit@il.ibm.com> * tree-vect-transform.c (vectorizable_conversion): Pass the integral type to vectorize.builtin_conversion. (vectorizable_conversion): Likewise. * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes integral type as input. * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for FIX_TRUNC_EXPR. (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS and ALTIVEC_BUILTIN_VCTSXS. (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix formatting. 2008-08-08 Richard Guenther <rguenther@suse.de> * tree-ssa-ccp.c (likely_value): Calls are not all varying. (surely_varying_stmt_p): Calls are varying only if they are non-builtin and not indirect or have no result. (ccp_fold): Re-instantiate code before the tuples merge. 2008-08-08 Richard Guenther <rguenther@suse.de> PR tree-optimization/37056 * gimple.h (gimple_assign_rhs_class): New helper function. * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle unary operations properly. 2008-08-07 Jan Hubicka <jh@suse.cz> * i386.h (ix86_size_cost): Declare. (ix86_cur_cost): New function macro. * i386.md (peepholes expanding size and splitters): Predicate by optimize_insn_for_speed_p. (peepholes reduce size and splitters): Predicate by optimize_insn_for_size_p. * i386.c (ix86_size_cost): Rename from ... (size_cost): This one. (override_options): Update. (decide_alg): Likewise. (ix86_expand_clear): Use RTL profile. (ix86_pad_returns): Use RTL profile. 2008-08-07 Jan Hubicka <jh@suse.cz> * recog.c (split_all_insns): Set RTL profile (peephole2_optimize): Likewise. * function.c (thread_prologue_and_epilogue_insns): Likewise. * combine.c (combine_instructions): Likewise. 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> * c-common.c (c_common_reswords): Also warn about keyword "bool". 2008-08-07 Bob Wilson <bob.wilson@acm.org> * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming value in a6 after the set_frame_ptr insn. 2008-08-07 Richard Henderson <rth@redhat.com> PR debug/37033 * gcc.c (cpp_options): Pass along -g*. 2008-08-07 Joseph Myers <joseph@codesourcery.com> * config/arm/arm.c (output_move_neon): Update comment describing big-endian vector layout. (arm_assemble_integer): Do not handle big-endian NEON vectors specially. * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>, neon_vget_lane<mode>_sext_internal, neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust element indices for big-endian. 2008-08-07 Richard Henderson <rth@redhat.com> * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New. * configure, config.in: Rebuild. * debug.h (dwarf2out_do_cfi_asm): Declare. * c-cppbuiltin.c (c_cpp_builtins): Use it. * dwarf2out.c (dwarf2out_do_cfi_asm): New. (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info, dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it. 2008-08-07 Joseph Myers <joseph@codesourcery.com> * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal, movv2si_internal): Combine into mov<mode>_internal. (movv2si_internal_2): Remove. 2008-08-07 Jan Hubicka <jh@suse.cz> PR target/37048 * i386.md (single stringop patterns): Enable unconditionally. 2008-08-07 H.J. Lu <hongjiu.lu@intel.com> PR target/36992 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128. * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128. (bdesc_args): Add IX86_BUILTIN_MOVQ128. * config/i386/sse.md (sse2_movq128): New. * doc/extend.texi: Document __builtin_ia32_movq128. 2008-08-07 Richard Guenther <rguenther@suse.de> PR middle-end/37042 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all pointers can access anything. 2008-08-06 Jan Hubicka <jh@suse.cz> * optabs.c (emit_unop_insn): Break out to ... (maybe_emit_unop_insn): ... this one. (expand_sfix_optab): Use maybe variant. * optabs.h (maybe_emit_unop_insn): Declare. * i386.md (mov0 patterns): Enable by default. (FP conversion expanders): Disable expansion of code expanding sequences when instruction should be optimized for size. (single strinop patterns): Enable when optimizing for size. (string expanders): Disable expanding of code expanding sequences when optimizning instruction for size. * i386.c (ix86_expand_vector_move_misalign): Do code size optimization per BB basis. (ix86_fp_comparison_sahf_cost): Likewise. (ix86_expand_branch): Likewise. (ix86_expand_ashl_const): Likewise. (ix86_split_ashl): Likewise. (ix86_expand_strlen): Likewise. (ix86_emit_fp_unordered_jump): Likewie. 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> * c-common.c: Fix typo. (c_common_reswords): Activate more C++ keyword warnings. * matrix-reorg.c (compute_offset): Avoid C++ keywords. 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR 26785 * diagnostic.c (permerror_at): New. * toplev.h (permerror_at): Declare. 2008-08-06 Victor Kaplansky <victork@il.ibm.com> Ira Rosen <irar@il.ibm.com> * tree-vect-transform.c (vect_model_simple_cost): Return immediately if stmt is pure SLP. (vect_model_store_cost): Ditto. (vect_model_load_cost): Ditto. (vectorizable_store): Remove PURE_SLP check before call to vect_model_store_cost. (vect_model_store_cost): When checking whether stmt describe strided access, add a check that it is not slp_node. 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR 8715 * c-common.c (warn_for_sign_compare): New. Handle separately the case that 'constant' is zero. * c-typeck.c (build_binary_op): Move code to c-common.c 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> * config/alpha/alpha.c (alpha_preferred_reload_class, alpha_secondary_reload, alpha_emit_set_const_1, function_value, alpha_output_mi_thunk_osf): Avoid C++ keywords. * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise. * config/arm/arm.md: Likewise. * config/avr/avr-protos.h (preferred_reload_class, test_hard_reg_class, avr_simplify_comparison_p, out_shift_with_cnt, class_max_nregs): Likewise. * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p, output_movqi, output_movhi, output_movsisf, out_shift_with_cnt, preferred_reload_class, test_hard_reg_class): Likewise. * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok, bfin_memory_move_cost, bfin_secondary_reload, bfin_output_mi_thunk): Likewise. * config/crx/crx.c (crx_secondary_reload_class, crx_memory_move_cost): Likewise. * config/frv/frv-protos.h (frv_secondary_reload_class, frv_class_likely_spilled_p, frv_class_max_nregs): Likewise. * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg, frv_secondary_reload_class, frv_class_likely_spilled_p, frv_class_max_nregs): Likewise. * config/h8300/h8300.c (h8300_classify_operand, h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count): Likewise. * config/i386/winnt.c (i386_pe_declare_function_type): Likewise. * config/ia64/ia64.c (ia64_preferred_reload_class, ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise. * config/iq2000/iq2000.c (gen_int_relational): Likewise. * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare): Likewise. * config/m68hc11/m68hc11.c (preferred_reload_class, m68hc11_memory_move_cost): Likewise. * config/mcore/mcore.c (mcore_secondary_reload_class, mcore_reload_class): Likewise. * config/mips/mips.c (mips_hard_regno_mode_ok_p, mips_class_max_nregs, mips_cannot_change_mode_class, mips_preferred_reload_class, mips_secondary_reload_class, mips_output_mi_thunk): Likewise. * config/mmix/mmix.c (mmix_preferred_reload_class, mmix_preferred_output_reload_class, mmix_secondary_reload_class): Likewise. * config/mn10300/mn10300.c (mn10300_secondary_reload_class): Likewise. * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions, pa_can_combine_p, pa_cannot_change_mode_class): Likewise. * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise. * config/rs6000/rs6000.c (paired_expand_vector_init, rs6000_secondary_reload_class, rs6000_output_mi_thunk, compare_section_name, rs6000_memory_move_cost): Likewise. * config/s390/s390.c (s390_emit_compare_and_swap, s390_preferred_reload_class, s390_secondary_reload, legitimize_pic_address, legitimize_tls_address, legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic, s390_class_max_nregs): Likewise. * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise. * config/s390/s390.md: Likewise. * config/score/score-protos.h (score_secondary_reload_class, score_preferred_reload_class): Likewise. * config/score/score.c (score_preferred_reload_class, score_secondary_reload_class): Likewise. * config/score/score3.c (score3_output_mi_thunk, score3_preferred_reload_class, score3_secondary_reload_class, score3_hard_regno_mode_ok): Likewise. * config/score/score3.h (score3_preferred_reload_class, score3_secondary_reload_class): Likewise. * config/score/score7.c (score7_output_mi_thunk, score7_preferred_reload_class, score7_secondary_reload_class, score7_hard_regno_mode_ok): Likewise. * config/score/score7.h (score7_preferred_reload_class, score7_secondary_reload_class): Likewise. * config/sh/sh.c (prepare_move_operands, output_far_jump, output_branchy_insn, add_constant, gen_block_redirect, sh_insn_length_adjustment, sh_cannot_change_mode_class, sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise. * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise. * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi, xstormy16_output_cbranch_si, xstormy16_secondary_reload_class, xstormy16_preferred_reload_class): Likewise. * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap, xtensa_expand_atomic, override_options, xtensa_preferred_reload_class, xtensa_secondary_reload_class): Likewise. * reorg.c (try_merge_delay_insns): Likewise. * tree.c (merge_dllimport_decl_attributes): Likewise. * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA. 2008-08-06 Michael Matz <matz@suse.de> * Makefile.in (write_entries_to_file): Quote words. * gengtype.c (read_input_line): Skip over leading white-space. 2008-08-06 Marc Gauthier <marc@tensilica.com> * config.gcc: Match more processor names for Xtensa. * configure.ac: Likewise. * doc/install.texi (Specific): Likewise. * configure: Regenerate. 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> * builtins.c (expand_builtin_profile_func): Avoid C++ keywords. * calls.c (avoid_likely_spilled_reg): Likewise. * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise. * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise. * config/i386/i386.c (ix86_expand_special_args_builtin, ix86_secondary_reload): Likewise. * except.c (struct eh_region, gen_eh_region_catch, remove_unreachable_regions, duplicate_eh_regions, assign_filter_values, build_post_landing_pads, sjlj_find_directly_reachable_regions, remove_eh_handler, reachable_next_level, foreach_reachable_handler, can_throw_internal_1, can_throw_external_1, collect_one_action_chain): Likewise. * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise. * fold-const.c (twoval_comparison_p, eval_subst): Likewise. * function.c (update_temp_slot_address, instantiate_new_reg, instantiate_virtual_regs_in_rtx, instantiate_virtual_regs_in_insn): Likewise. * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise. * gimplify.c (gimplify_call_expr, gimplify_init_constructor, gimplify_cleanup_point_expr): Likewise. * ipa-cp.c (ipcp_lattice_changed): Likewise. * passes.c (next_pass_1): Likewise. * print-tree.c (print_node_brief, print_node): Likewise. * profile.c (branch_prob): Likewise. * tree-dump.c (dump_register): Likewise. * tree-eh.c (replace_goto_queue_cond_clause, lower_catch): Likewise. * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks, copy_statement_list, remap_gimple_op_r, copy_tree_body_r, copy_edges_for_bb, copy_cfg_body, copy_tree_r, copy_arguments_for_versioning, copy_static_chain): Likewise. * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl, add_new_name_mapping, register_new_name_mapping): Likewise. * tree-mudflap.c (mf_xform_derefs): Likewise. * tree-predcom.c (struct chain, dump_chain, replace_ref_with, get_init_expr, combine_chains): Likewise. * tree-pretty-print.c (dump_generic_node): Likewise. * tree-ssa-structalias.c (create_variable_info_for): Likewise. * tree-vrp.c (simplify_cond_using_ranges): Likewise. * tree.c (substitute_in_expr, iterative_hash_expr): Likewise. * value-prof.c (gimple_duplicate_stmt_histograms): Likewise. 2008-08-06 H.J. Lu <hongjiu.lu@intel.com> PR middle-end/37010 * calls.c (expand_call): Use the biggest preferred stack boundary. 2008-08-06 Michael Matz <matz@suse.de> PR target/36613 * reload.c (push_reload): Merge in,out,in_reg,out_reg members for reused reload, instead of overwriting them. 2008-08-06 H.J. Lu <hongjiu.lu@intel.com> PR middle-end/37009 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary for incoming stack boundary. * function.c (assign_parm_find_entry_rtl): Update parm_stack_boundary. * function.h (rtl_data): Add parm_stack_boundary. * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check parm_stack_boundary for incoming stack boundary. 2008-08-06 Joseph Myers <joseph@codesourcery.com> * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset for unrepresentable subregs or treat them as equal to other regs or subregs with the same register number. 2008-08-06 Aldy Hernandez <aldyh@redhat.com> PR middle-end/35432 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types if want_value. 2008-08-06 Jan Hubicka <jh@suse.cz> * predict.c (maybe_hot_frequency_p): When profile is absent, all frequencies might be hot. 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com> * reload.c (find_reloads): Force constants into literal pool also if they are wrapped in a SUBREG. 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com> PR target/35659 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ... * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here. Don't allow predicated instructions for data speculation. * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move declaration. 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com> * haifa-sched.c (extend_global): Split to extend_global_data and extend_region_data. Update all uses. (extend_all): Rename to extend_block_data. 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com> * sched-rgn.c (new_ready): Check if instruction can be speculatively scheduled before attempting speculation. (debug_rgn_dependencies): Remove wrongful assert. 2008-08-05 Bob Wilson <bob.wilson@acm.org> * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h. 2008-08-05 Bob Wilson <bob.wilson@acm.org> * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist. (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array, va_size, and type_size. 2008-08-04 Jason Merrill <jason@redhat.com> PR c++/37016 * tree-ssa.c (useless_type_conversion_p_1): Call langhook if TYPE_STRUCTURAL_EQUALITY_P is true for both types. 2008-08-05 Richard Henderson <rth@redhat.com> * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality. * configure: Rebuild. 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com> PR tree-opt/37024 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment is a conversion. 2008-08-05 Richard Henderson <rth@redhat.com> * Makefile.in (c-cppbuiltin.o): Depend on debug.h. * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM. * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it. * common.opt (fdwarf2-cfi-asm): New. * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New. * config.in, configure: Rebuild. * dwarf2asm.c (dw2_asm_output_data_raw): New. (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New. (dw2_force_const_mem): Externalize. * dwarf2asm.h: Update. * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't generate a real label. (output_cfi_directive): New. (add_fde_cfi): If flag_dwarf2_cfi_asm, use it. (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm. (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality, and .cfi_lsda. (dwarf2out_end_epilogue): Emit .cfi_endproc. (output_loc_operands_raw, output_loc_sequence_raw): New. (output_cfa_loc_raw): New. 2008-08-05 Paul Brook <paul@codesourcery.com> * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options. * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16. (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16. (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3. * config/arm/arm.h (TARGET_VFPD32): Define. (TARGET_VFP3): Use TARGET_VFPD32. (fputype): Add FPUTYPE_VFP3D16. (LAST_VFP_REGNUM): Use TARGET_VFPD32. * config/arm/constraints.md ("w"): Use TARGET_VFPD32. * config/arm/arm-cores.def: Add cortex-r4f. * config/arm/arm-tune.md: Regenerate. 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus. Reword some comments throughout the file. (MFC_MIN_DMA_LIST_ELEMENTS): New define. (MFC_MAX_DMA_LIST_ELEMENTS): Likewise. (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS. (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS. (MFC_START_ENABLE): Remove PPU-only define. (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise. (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise. (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants. (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise. (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise. (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise. (MFC_GETB_CMD, MFC_GETF_CMD): Likewise. (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise. (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise. (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines. (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise. (mfc_sdcrt, mfc_sdcrtst): Likewise. (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise. (spu_read_machine_status): Fix typo. 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized SUBREG of multi-word hard register. * config/spu/spu.c (valid_subreg): Likewise. (adjust_operand): Handle SUBREGs of multi-word hard registers. 2008-08-04 Richard Guenther <rguenther@suse.de> * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add the candidate with the stripped base if that base is different from the original base even for offset zero. 2008-08-04 Richard Guenther <rguenther@suse.de> PR middle-end/36691 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly check for no_overflow. 2008-08-04 Richard Guenther <rguenther@suse.de> * tree-vect-transform.c (vectorizable_call): Fix tuplification. 2008-08-04 Paul Brook <paul@codesourcery.com> * cofig/arm/arm.c (thumb_core_reg_alloc_order): New. (arm_order_regs_for_local_alloc): New function. * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add prototype. * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define. 2008-08-04 H.J. Lu <hongjiu.lu@intel.com> PR target/37012 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack. (ix86_expand_epilogue): Likewise. 2008-08-04 H.J. Lu <hongjiu.lu@intel.com> * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo in comments. 2008-08-03 Uros Bizjak <ubizjak@gmail.com> * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES. (*movv2sf_internal_rex64): Ditto. 2008-08-03 Jan Hubicka <jh@suse.cz> * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi, expand_builtin_strcat): Upse optimize_insn_for_speed predicate. * expmed.c (expand_smod_pow2): Likewise. 2008-08-03 Uros Bizjak <ubizjak@gmail.com> PR target/36992 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to alternative 0 of operand 1. (*vec_concatv2di_rex64_sse): Ditto. (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0 of operand 1. (*sse2_storeq_rex64): Penalize allocation of "r" registers. * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves. (*movv2sf_internal_rex64): Ditto. 2008-08-02 Richard Guenther <rguenther@suse.de> PR target/35252 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators. (ssedoublesizemode): New mode attribute. (sse_shufps): Call gen_sse_shufps_v4sf. (sse_shufps_1): Macroize. (sse2_shufpd): Call gen_Sse_shufpd_v2df. (sse2_shufpd_1): Macroize. (vec_extract_odd, vec_extract_even): New expanders. (vec_interleave_highv4sf, vec_interleave_lowv4sf, vec_interleave_highv2df, vec_interleave_lowv2df): Likewise. * i386.c (ix86_expand_vector_init_one_nonzero): Call gen_sse_shufps_v4sf instead of gen_sse_shufps_1. (ix86_expand_vector_set): Likewise. (ix86_expand_reduc_v4sf): Likewise. 2008-08-01 Doug Kwan <dougkwan@google.com> * matrix-reorg.c: Re-enable all code. (struct malloc_call_data): Change CALL_STMT to gimple type. (collect_data_for_malloc_call): Tuplify. (struct access_site_info): Change STMT to gimple type. (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT, and MALLOC_FOR_LEVEL to gimple and gimple pointer type. (struct free_info): Change STMT to gimple type. (struct matrix_access_phi_node): Change PHI to gimple type. (get_inner_of_cast_expr): Remove. (may_flatten_matrices_1): Tuplify. (may_flatten_matrices): Ditto. (mark_min_matrix_escape_level): Ditto. (ssa_accessed_in_tree): Refactor statement RHS related code into ... (ssa_accessed_in_call_rhs): New (ssa_accessed_in_assign_rhs): New (record_access_alloc_site_info): Tuplify. (add_allocation_site): Ditto. (analyze_matrix_allocation_site): Ditto. (analyze_transpose): Ditto. (get_index_from_offset): Ditto. (update_type_size): Ditto. (analyze_accesses_for_call_expr): Tuplify and renamed into ... (analyze_accesses_for_call_stmt): New. Also handle LHS of a call. (analyze_accesses_for_phi_node): Tuplify. (analyze_accesses_for_modify_stmt): Tuplify and renamed into ... (analyze_accesses_for_assign_stmt): Remove code for handling call LHS. (analyze_matrix_accesses): Tuplify. (check_var_data): New call-back type for check_var_notmodified_p. (check_var_notmodified_p): Tuplify and use call-back struct to return statement found. (can_calculate_expr_before_stmt): Factor out statement related code into ... (can_calculate_stmt_before_stmt): New. (check_allocation_function): Tuplify. (find_sites_in_func): Ditto. (record_all_accesses_in_func): Ditto. (transform_access_sites): Ditto. (transform_allocation_sites): Ditto. (matrix_reorg): Re-enable. (gate_matrix_reorg): Re-enable. 2008-08-01 Jakub Jelinek <jakub@redhat.com> * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size for labels for which it hasn't been set yet. If it has been set, stop walking insns and continue with next worklist item. (dwarf2out_stack_adjust): Don't call compute_barrier_args_size if the only BARRIER is at the very end of a function. 2008-08-01 H.J. Lu <hongjiu.lu@intel.com> * cfgexpand.c (expand_stack_alignment): Assert that stack_realign_drap and drap_rtx must match. * function.c (instantiate_new_reg): If DRAP is used to realign stack, replace virtual_incoming_args_rtx with internal arg pointer. 2008-08-01 Richard Guenther <rguenther@suse.de> * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free loop information only if we initialized it. (execute_pre): Call fini_pre with in_fre. * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump if we do not unroll because we hit max-completely-peeled-insns. Use our estimation for consistency, do allow shrinking. 2008-08-01 H.J. Lu <hongjiu.lu@intel.com> * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY with MIN_STACK_BOUNDARY. (ix86_update_stack_boundary): Likewise. (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of STACK_BOUNDARY. * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ... (MIN_STACK_BOUNDARY): This. 2008-08-01 Richard Guenther <rguenther@suse.de> PR middle-end/36997 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR. 2008-08-01 Richard Guenther <rguenther@suse.de> PR tree-optimization/36988 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only do not matter if that doesn't change volatile qualification. 2008-08-01 Paolo Bonzini <bonzini@gnu.org> * configure.ac: Do not generate libada-mk. Do not subst host_cc_for_libada. * libada-mk.in: Remove. * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars. * configure: Regenerate. 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net> * tree-pass.h: Added comment about not dumping passes with name starting with star in struct opt_pass. * passes.c (register_dump_files_1): Don't do dump for a pass with name starting with star. * doc/passes.texi (Pass manager): Mention pass names and special meaning of star prefix to avoid dump. 2008-07-31 Adam Nemet <anemet@caviumnetworks.com> * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA to MIPS64r2. * config/mips/mips.h (GENERATE_MIPS16E): Update comment. (ISA_MIPS64R2): New macro. (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it. (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE, ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO, ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH, ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS, ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2. (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2. (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): Move up to keep list alphabetically sorted. (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise. * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2 processor. * doc/invoke.texi (MIPS Options): Add -mips64r2. (-march=@var{arch}): Add mips64r2. 2008-07-31 H.J. Lu <hongjiu.lu@intel.com> * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128. 2008-07-31 Steve Ellcey <sje@cup.hp.com> * expr.c (expand_assignment): Check for complete type. 2008-07-31 H.J. Lu <hongjiu.lu@intel.com> PR debug/36977 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried. * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried for stack alignment. * function.h (rtl_data): Add stack_realign_tried. Update comments. 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/sh.c (sh_canonical_va_list_type): Remove. (TARGET_CANONICAL_VA_LIST_TYPE): Remove. 2008-07-31 Jakub Jelinek <jakub@redhat.com> PR rtl-optimization/36419 * dwarf2out.c (barrier_args_size): New variable. (compute_barrier_args_size, compute_barrier_args_size_1): New functions. (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size if not called yet in the current function, use barrier_args_size array to find the new args_size value. (dwarf2out_frame_debug): Free and clear barrier_args_size. 2008-07-31 H.J. Lu <hongjiu.lu@intel.com> PR debug/36980 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before rule 19. 2008-07-31 H.J. Lu <hongjiu.lu@intel.com> PR debug/36976 * dwarf2out.c (dwarf2out_args_size_adjust): New. (dwarf2out_stack_adjust): Use it. (dwarf2out_frame_debug_expr): Likewise. 2008-07-31 Richard Guenther <rguenther@suse.de> PR tree-optimization/36978 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold the generated condition. 2008-07-31 Richard Guenther <rguenther@suse.de> * passes.c (init_optimization_passes): Always call pass_early_warn_uninitialized. * opts.c (decode_options): Do not warn about -Wuninitialized at -O0. * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0. * doc/passes.texi (Warn for uninitialized variables): Adjust. 2008-07-31 Jakub Jelinek <jakub@redhat.com> PR c/36970 * builtins.c (maybe_emit_free_warning): New function. (expand_builtin): Process BUILT_IN_FREE even at -O0. Call maybe_emit_free_warning for BUILT_IN_FREE. PR debug/36278 * dwarf2out.c (get_context_die): New function. (force_decl_die, force_type_die): Use it. (dwarf2out_imported_module_or_decl): Likewise. If base_type_die returns NULL, force generation of DW_TAG_typedef and put that into DW_AT_import. PR preprocessor/36649 * c-pch.c (c_common_read_pch): Save and restore line_table->trace_includes across PCH restore. 2008-07-30 Eric Botcazou <ebotcazou@adacore.com> PR ada/36554 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE. 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com> PR 36974 * final.c (call_from_call_insn): Handle COND_EXEC. 2008-07-30 H.J. Lu <hongjiu.lu@intel.com> * builtins.c (std_gimplify_va_arg_expr): Replace PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT. * config/i386/i386.c (ix86_gimplify_va_arg): Likewise. 2008-07-30 Joey Ye <joey.ye@intel.com> H.J. Lu <hongjiu.lu@intel.com> * builtins.c (expand_builtin_setjmp_receiver): Replace virtual_incoming_args_rtx with crtl->args.internal_arg_pointer. (expand_builtin_apply_args_1): Likewise. (expand_builtin_longjmp): Need DRAP for stack alignment. (expand_builtin_apply): Likewise. * caller-save.c (setup_save_areas): Call assign_stack_local_1 instead of assign_stack_local to allow alignment reduction. * calls.c (emit_call_1): Need DRAP for stack alignment if return pops. (expand_call): Replace virtual_incoming_args_rtx with crtl->args.internal_arg_pointer. * stmt.c (expand_nl_goto_receiver): Likewise. * cfgexpand.c (get_decl_align_unit): Estimate stack variable alignment and store to stack_alignment_estimated and max_used_stack_slot_alignment. (expand_one_var): Likewise. (expand_stack_alignment): New function. (tree_expand_cfg): Initialize max_used_stack_slot_alignment and stack_alignment_estimated fields in rtl_data. Call expand_stack_alignment at end. * defaults.h (INCOMING_STACK_BOUNDARY): New. (MAX_STACK_ALIGNMENT): Likewise. (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise. (SUPPORTS_STACK_ALIGNMENT): Likewise. * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for stack alignment when generating virtual registers. * function.c (assign_stack_local): Renamed to ... (assign_stack_local_1): This. Add a parameter to indicate if it is OK to reduce alignment. (assign_stack_local): Use it. (instantiate_new_reg): Instantiate virtual incoming args rtx to vDRAP if stack realignment and DRAP is needed. (assign_parms): Collect parameter/return type alignment and contribute to stack_alignment_estimated. (locate_and_pad_parm): Likewise. (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx with crtl->args.internal_arg_pointer. * function.h (rtl_data): Add new field drap_reg, max_used_stack_slot_alignment, stack_alignment_estimated, stack_realign_needed, need_drap, stack_realign_processed and stack_realign_finalized. (stack_realign_fp): New macro. (stack_realign_drap): Likewise. * global.c (compute_regsets): Frame pointer is needed when stack is realigned. Can eliminate frame pointer when stack is realigned and dynamic realigned argument pointer isn't used. * reload1.c (update_eliminables): Frame pointer is needed when stack is realigned. (init_elim_table): Can eliminate frame pointer when stack is realigned and dynamic realigned argument pointer isn't used. * rtl.h (assign_stack_local_1): Declare new funtion. * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New. (TARGET_GET_DRAP_RTX): Likewise. (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and TARGET_GET_DRAP_RTX. * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx. * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace STACK_BOUNDARY with MAX_STACK_ALIGNMENT. 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com> H.J. Lu <hongjiu.lu@intel.com> * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg, vdrap_reg, stack_realign and drap_reg_saved. (add_cfi): Don't allow redefining CFA when DRAP is used. (reg_save): Handle stack alignment. (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack alignment. Don't generate DWARF information for (set fp sp) when DRAP is used. (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg to INVALID_REGNUM. (int_loc_descriptor): Move prototype forward. Also define if DWARF2_UNWIND_INFO is true. (output_cfa_loc): Handle DW_CFA_expression. (build_cfa_aligned_loc): New. (based_loc_descr): Update assert for stack realign. For local variables, use sp+offset when stack is aligned without drap and fp+offset when stack is aligned with drap. For arguments, use cfa+offset when drap is used to align stack. 2008-07-30 Joey Ye <joey.ye@intel.com> H.J. Lu <hongjiu.lu@intel.com> * config/i386/i386.c (ix86_force_align_arg_pointer_string): Break long line. (ix86_gen_andsp): New. (ix86_user_incoming_stack_boundary): Likewise. (ix86_default_incoming_stack_boundary): Likewise. (ix86_incoming_stack_boundary): Likewise. (ix86_can_eliminate): Likewise. (find_drap_reg): Likewise. (ix86_update_stack_boundary): Likewise. (ix86_get_drap_rtx): Likewise. (ix86_finalize_stack_realign_flags): Likewise. (TARGET_UPDATE_STACK_BOUNDARY): Likewise. (TARGET_GET_DRAP_RTX): Likewise. (override_options): Overide option value for new options. (ix86_function_ok_for_sibcall): Remove check for force_align_arg_pointer. (ix86_handle_cconv_attribute): Likewise. (ix86_function_regparm): Likewise. (setup_incoming_varargs_64): Don't set stack_alignment_needed here. (ix86_va_start): Replace virtual_incoming_args_rtx with crtl->args.internal_arg_pointer. (ix86_select_alt_pic_regnum): Check DRAP register. (ix86_save_reg): Replace force_align_arg_pointer with drap_reg. (ix86_compute_frame_layout): Compute frame layout wrt stack realignment. (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx. (ix86_expand_prologue): Decide if stack realignment is needed and generate prologue code accordingly. (ix86_expand_epilogue): Generate epilogue code wrt stack realignment is really needed or not. * config/i386/i386.h (MAIN_STACK_BOUNDARY): New. (ABI_STACK_BOUNDARY): Likewise. (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise. (STACK_REALIGN_DEFAULT): Likewise. (INCOMING_STACK_BOUNDARY): Likewise. (MAX_STACK_ALIGNMENT): Likewise. (ix86_incoming_stack_boundary): Likewise. (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed. (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG. (CAN_ELIMINATE): Defined with ix86_can_eliminate. (machine_function): Remove force_align_arg_pointer. * config/i386/i386.md (BX_REG): New. (R13_REG): Likewise. * config/i386/i386.opt (mforce_drap): New. (mincoming-stack-boundary): Likewise. (mstackrealign): Add Init(-1). * config/i386/i386-protos.h (ix86_can_eliminate): New 2008-07-30 H.J. Lu <hongjiu.lu@intel.com> * doc/extend.texi: Update force_align_arg_pointer. * doc/invoke.texi: Document -mincoming-stack-boundary. Update -mstackrealign. * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro. (INCOMING_STACK_BOUNDARY): Likewise. (TARGET_UPDATE_STACK_BOUNDARY): New target hook. (TARGET_GET_DRAP_RTX): Likewise. 2008-07-30 Andreas Schwab <schwab@suse.de> PR rtl-optimization/36929 * dse.c (replace_inc_dec): Use emit_insn_before instead of add_insn_before and fix argument order. (replace_inc_dec_mem): Handle NULL rtx. 2008-07-30 Andrew Jenner <andrew@codesourcery.com> * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New function. (arm_compute_initial_elimination_offset): Use it. (arm_compute_save_reg_mask): Include static chain save slot when calculating alignment. (arm_get_frame_offsets): Ditto. (thumb1_compute_save_reg_mask): Ensure we have a low register saved that we can use to decrement the stack when the stack decrement could be too big for an immediate value in a single insn. (thumb1_expand_prologue): Avoid using r12 for stack decrement. 2008-07-30 Richard Guenther <rguenther@suse.de> PR tree-optimization/36967 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p. Release defs of statements we remove. 2008-07-30 Nathan Froyd <froydnj@codesourcery.com> * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec instead of NULL_RTVEC. 2008-07-30 Nathan Froyd <froydnj@codesourcery.com> PR target/35866 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for vector modes. 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com> * final.c (call_from_call_insn): New. (final_scan_insn): Call assemble_external on FUNCTION_DECLs. 2008-07-30 Paolo Bonzini <bonzini@gnu.org> * configure.ac: Substitute ADA_CFLAGS. * configure: Regenerate. * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files. * Makefile.in: Remove mention of X_* variables. * config/pa/x-ada-hpux10: Remove. * config/pa/x-ada: Remove. * doc/fragments.texi: Update. 2008-07-30 Olivier Hainque <hainque@adacore.com> * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini. * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide __dso_handle explicitly here. 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR 34389 * c-typeck.c (build_binary_op): Encapsulate code into... * c-common.c (shorten_binary_op): ...this new function. (conversion_warning): Use the new function. Handle non-negative constant in bitwise-and. * c-common.h (shorten_binary_op): Declare. 2008-07-30 Olivier Hainque <hainque@adacore.com> * scan.c (make_sstring_space): Add explicit conversions of allocator's return value. * fix-header.c (recognized_function): Likewise. 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de> * doc/cpp.texi: Update to GFDL 1.2. * doc/gcc.texi: Do not list GPL as Invariant Section. * doc/gccint.texi: Likewise. Update copyright years. * doc/install.texi: Update copyright years. 2008-07-30 Alan Modra <amodra@bigpond.net.au> PR target/36955 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls. 2008-07-29 Jan Hubicka <jh@suse.cz> * c-decl.c (merge_decls): Do not handle DECL_INLINE. (grokdeclarator): Likewise. * langhooks.c (lhd_warn_unused_global_decl): Use DECL_DECLARED_INLINE_P. * print-tree.c (print_node): Remove DECL_INLINE check. 2008-07-29 Richard Guenther <rguenther@suse.de> PR tree-optimization/36945 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare. * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export. Record invariant addresses un-decomposed. (copy_reference_ops_from_call): Record reference call arguments properly. Simplify. * tree-ssa-pre.c (create_component_ref_by_pieces_1): New helper split out from ... (create_component_ref_by_pieces): ... here. Simplify. Prepare for recursive invocation for call arguments. (create_expression_by_pieces): Adjust call to create_component_ref_by_pieces. (compute_avail): Process operand 2 of reference ops. 2008-07-29 Richard Guenther <rguenther@suse.de> * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF. 2008-07-29 Jakub Jelinek <jakub@redhat.com> * c-format.c (check_format_types): Revert unwanted checkin. 2008-07-29 Jan Hubicka <jh@suse.cz> * flags.h (flag_really_no_inline): Remove. * cgraph.c (cgraph_function_possibly_inlined_p): Simplify. * toplev.c (flag_really_no_inline): Remove. * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline. * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline. (cgraph_decide_inlining_incrementally): Likewise. (compute_inline_parameters): Likewise. * opts.c (decode_options): Simplify. * c-opts.c (c_common_post_options): Do not set flag_no_inline. * common.opt (finline): Initialize to 1. * tree-inline.c (inlinable_function_p): Check flag_no_inline. 2008-07-29 Jan Hubicka <jh@suse.cz> * predict.c (always_optimize_for_size_p): New function. (optimize_bb_for_size_p, optimize_bb_for_speed_p, optimize_edge_for_size_p, optimize_edge_for_speed_p, optimize_insn_for_size_p, optimize_insn_for_speed_p): New global functions. (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New. * function.c (prepare_function_start): Set default profile. * function.h (rtl_data): Add maybe_hot_insn_p. * cfgexpand.c (expand_gimple_basic_block): Set RTL profile. (construct_exit_block): Likewise. (tree_expand_cfg): Likewise. * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p, optimize_edge_for_size_p, optimize_edge_for_speed_p, optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare. (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile): Declare. 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR 34985 * c-decl.c (merge_decls): Merge USED flags. 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr, valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit, next_stack, lab_false and lab_over trees. 2008-07-28 Richard Guenther <rguenther@suse.de> PR tree-optimization/36957 * tree-flow.h (tree_ssa_useless_type_conversion): Remove. (useless_type_conversion_p): Remove. (types_compatible_p): Remove. * gimple.h (tree_ssa_useless_type_conversion): Declare. (useless_type_conversion_p): Declare. (types_compatible_p): Declare. (gimple_expr_type): Return the base type only if it is trivially convertible to the subtype. 2008-07-28 Andreas Tobler <a.tobler@schweiz.org> * configure.ac: Use the m4_do macro to concatenate the warnings into one string in ACX_PROG_CC_WARNING_OPTS, ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS. * configure: Regenerate. 2008-07-28 Richard Guenther <rguenther@suse.de> * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code. (insert_fake_stores): Remove. (realify_fake_stores): Likewise. (execute_pre): Remove dead code. * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case. (find_func_aliases): Deal with it here instead. Re-enable gcc_unreachable call. 2008-07-28 Richard Guenther <rguenther@suse.de> Merge from gimple-tuples-branch. * ChangeLog.tuples: ChangeLog from gimple-tuples-branch. * gimple.def: New file. * gsstruct.def: Likewise. * gimple-iterator.c: Likewise. * gimple-pretty-print.c: Likewise.