X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=gcc%2FChangeLog;h=d94f8d6837c5cd78aebe840a78e825b54aaff378;hp=5fb269ec70f6ad9dea4f07717a1b7f4289f680f6;hb=0c7b5a462331d7d19cbfae5646aab38d9567c731;hpb=b4b63acbaca889500289ebf6d4d5b96d5813863a diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 5fb269ec70f..d94f8d6837c 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,232 @@ +2006-06-24 John David Anglin + + PR target/27627 + * pa/pa-modes.def: Use mips_single_format, mips_double_format and + mips_quad_format formats instead of ieee_single_format, + ieee_double_format and ieee_quad_format formats, respectively. + +2006-05-24 Zdenek Dvorak + + PR tree-optimization/27639 + PR tree-optimization/26719 + * tree-vrp.c (adjust_range_with_scev): Use scev_direction and adjust + call to scev_probably_wraps_p. + * tree-ssa-loop-niter.c (compare_trees, convert_step_widening, + used_in_pointer_arithmetic_p, convert_step): Removed. + (nowrap_type_p): New function. + (scev_probably_wraps_p): Rewritten. + * tree-scalar-evolution.c (instantiate_parameters_1): Do not call + chrec_convert if chrec_convert_aggressive might have been used. + * tree-chrec.c (convert_affine_scev, chrec_convert_1, + scev_direction): New functions. + (chrec_convert): Changed to a wrapper over chrec_convert_1. + * tree-ssa-loop-ivopts.c (idx_find_step): Use convert_affine_scev + instead of convert_step. + * tree-flow.h (scev_probably_wraps_p): Declaration changed. + (convert_step): Declaration removed. + (convert_affine_scev, nowrap_type_p, scev_direction): Declare. + +2006-05-23 Kenneth Zadeck + + * df-core.c: Added to header comments. + * df.h (df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, + df_ur_bb_info, df_urec_bb_info): Added comments. + * df-problems (df_ref_bitmap, ru, rd, lr, ur, + urec, ri problems): Fixed header comments. + (df_ru_transfer_function): Fixed in-out set dyslexia when copying + code from df_rd_transfer_function. + +2006-05-23 Richard Sandiford + + * libgcc2.c (LIBGCC2_MAX_UNITS_PER_WORD): New macro. + (LIBGCC2_UNITS_PER_WORD): Use LIBGCC2_MAX_UNITS_PER_WORD rather than + MIN_UNITS_PER_WORD to set the default. Also use it in the guard. + +2006-05-23 Joseph Myers + + * expr.c (undefined_operand_subword_p): New. + (emit_move_multi_word): Do not generate move from undefined bits + of a paradoxical subreg. + +2006-05-23 Richard Sandiford + + PR rtl-optimization/27736 + * combine.c (replaced_rhs_value): New variable. + (combine_instructions): Set it. + (distribute_notes): When distributing a note in replaced_rhs_insn, + check whether the value was used in replaced_rhs_value. + +2006-05-23 Andrew MacLeod + + PR c++/26757 + * tree-ssa-loop-im.c (determine_invariantness_stmt): Use + add_referenced_var instead of add_referenced_tmp_var. + * tree-complex.c (create_one_component_var): Use add_referenced_var. + * tree-ssa-loop-manip.c (create_iv, tree_unroll_loop): Use + add_referenced_var. + * tree-tailcall.c (adjust_accumulator_values, adjust_return_value, + tree_optimize_tail_calls_1): Use add_referenced_var. + * tree-ssa-loop-ivopts.c (create_new_iv): Use add_referenced_var. + * tree-ssa-alias.c (create_memory_tag, create_global_var, create_sft): + Use add_referenced_var. + * tree-if-conv.c (ifc_temp_var): Use add_referenced_var. + * gimplify.c (force_gimple_operand): Use add_referenced_var. + * tree-ssa-phiopt.c (conditional_replacement, abs_replacement): + Use add_referenced_var. + * tree-dfa.c (struct walk_state): Remove. + (find_referenced_vars): Remove walk state and vars_found hash table. + (make_rename_temp): Use add_referenced_var. + (find_vars_r): Pass less parameters to add_referenced_var. + (referenced_var_p): New. Is var in referenced_var hash table. + (referenced_var_insert): Assert var isn't already in hash table. + (add_referenced_var): Don't need walk_state parameter. Add var if it + isn't already in the hash table. + (add_referenced_tmp_var): Remove. + (find_new_referenced_vars_1): Use add_referenced_var. + * tree-ssa-pre.c (create_expression_by_pieces, + insert_into_preds_of_block, insert_extra_phis, realify_fake_stores): + Use add_referenced_var. + * tree-vect-patterns.c (vect_pattern_recog_1): Use add_referenced_var. + * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression, + lambda_loopnest_to_gcc_loopnest, perfect_nestify): Use + add_referenced_var. + * tree-vect-transform.c (vect_create_addr_base_for_vector_ref, + vect_create_data_ref_ptr, vect_create_destination_var, + vect_init_vector, vect_build_loop_niters, + vect_generate_tmps_on_preheader, vect_update_ivs_after_vectorizer, + vect_gen_niters_for_prolog_loop, vect_create_cond_for_align_checks): + Use add_referenced_var. + * tree-outof-ssa.c (create_temp): Use add_referenced_var. + * tree-flow.h (add_referenced_tmp_var): Remove prototype + (add_referenced_var): Add prototype. + * tree-ssa-structalias.c (get_constraint_for, + intra_create_variable_infos): Use add_referenced_var. + +2006-05-23 Alexandre Oliva + + * simplify-rtx.c (simplify_subreg): Adjust REG_OFFSET for + big-endian paradoxical subregs. + * var-tracking.c (struct micro_operation_def): Document that, + for modify micro operations, insn is the subsequent instruction. + (var_reg_delete_and_set, var_mem_delete_and_set): Split into... + (var_reg_set, var_mem_set): ... new functions. + (add_stores): Record subsequent insn. + (compute_bb_dataflow): Use new functions for MO_USE. + (emit_notes_in_bb): Use new functions for MO_USE. Emit use + notes after the insn, and modify notes before the insn known + to be the subsequent one. + (vt_initialize): Invert sorting of MO_CLOBBERs and MO_SETs. + +2006-05-23 Kazu Hirata + + PR target/27696 + * config/i386/i386.c (ix86_expand_builtin): Use + gen_sse3_monitor64 for TARGET_64BIT. + +2006-05-22 Kenneth Zadeck + + PR rtl-optimization/26375 + PR rtl-optimization/26855 + * df-problems (df_ru_bb_local_compute_process_def): Removed update + to gen set. + (df_ru_bb_local_compute): Reversed statements and removed bogus + comment explaining why they should be in wrong order. + (df_ru_dump, df_rd_dump): Enhanced debug info. + * modulo-sched.c (sms_schedule, tree_opt_pass pass_sms): Enhanced + debug info. + * ddg.c (add_deps_for_def): Converted use of reaching defs to + reaching uses and fixed space problem. + +2006-05-23 Jan Hubicka + + * cgraphunit.c (decide_is_function_needed): Also nested functions + and functions declared inline can be optimized out at -O0. + +2006-05-22 Gerald Pfeifer + + * doc/install.texi (Configuration): Remove reference to CrossGCC + FAQ which was hijacked. + (Building): Ditto. + +2006-05-22 Kazu Hirata + + PR target/27266 + * config/i386/i386.c (ix86_expand_branch): Jump to simple if + ix86_compare_emitted is non-NULL. + +2006-05-22 Volker Reichelt + + PR c++/27451 + * stmt.c (expand_asm_operands): Skip asm statement with erroneous + clobbers. + +2006-05-22 Richard Sandiford + + PR rtl-optimization/25514 + * combine.c (replaced_rhs_insn): New variable. + (combine_instructions): Set replaced_rhs_insn when trying to replace + a SET_SRC with a REG_EQUAL note. + (distribute_notes): Use replaced_rhs_insn when determining the live + range of a REG_DEAD register. + +2006-18-05 Joerg Wunsch + Anatoly Sokolov + + * config/avr/avr.c (avr_mcu_types): Add support for attiny261, + attiny461, attiny861, attiny25, attiny45, attiny85, attiny24, + attiny44, attiny84, at90pwm2, at90pwm3, atmega165p, atmega169p, + atmega164p, atmega324p, atmega644p, atmega644, atmega329, + atmega3290, atmega649, atmega6490, atmega406, atmega640, + atmega1280, atmega1281, at90can32, at90can64, at90usb646, + at90usb647, at90usb1286 and at90usb1287 devices. + * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.). + * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.). + +2006-05-22 Richard Sandiford + + * mklibgcc.in (lib2funcs): Remove _floatdidf from initial assignment. + +2006-05-22 Richard Guenther + + Revert + 2006-01-31 Richard Guenther + Paolo Bonzini + + * doc/install.texi (--disable-libgcc-math): Document. + +2006-05-22 Richard Guenther + + Revert + 2006-01-31 Richard Guenther + + * doc/invoke.texi (-msselibm): Document. + * target.h (expand_library_builtin): New target hook. + * builtins.c (expand_builtin): Use expand_library_builtin. + (default_expand_library_builtin): New function. + * gcc.c (LINK_GCC_MATH_SPEC): Define. + (LINK_COMMAND_SPEC): Handle %(link_gcc_math). + (link_gcc_math_spec): Declare. + (static_specs): Add link_gcc_math_spec. + * expr.h (default_expand_library_builtin): Declare. + * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define. + (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN. + * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC. + * config/i386/i386.opt (msselibm): New target option. + * config/i386/i386.c (ix86_builtin_function_variants): New array. + (ix86_init_sse_abi_builtins): New function. + (ix86_expand_library_builtin): Likewise. + (TARGET_EXPAND_LIBRARY_BUILTIN): Define. + (override_options): Handle error conditions wrt -msselibm. + (ix86_builtins): Add function codes for SSE2 ABI builtins. + (ix86_init_builtins): Call ix86_init_sse_abi_builtins. + * doc/extend.texi (__builtin_sse2_*): Document new target specific + builtins. + 2006-05-22 Volker Reichelt + PR c/27420 + * c-common.c (self_promoting_args_p): Skip erroneous args. + PR c/26818 * c-decl.c (finish_struct): Skip erroneous fields.