X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=blobdiff_plain;f=gcc%2FChangeLog;h=b105dc66bf656d793d8dd8ca58344990dc7f024c;hp=b310463362451674250360d1b4cbb51032e0dca8;hb=5bc0532c3a91d4567a643b843e4495fe66b90b02;hpb=0bbf4d59ee38521c1001296615e4b3517f470a52 diff --git a/gcc/ChangeLog b/gcc/ChangeLog index b3104633624..b105dc66bf6 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,297 @@ +2010-02-17 Steven Bosscher + + * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC + patterns from predicated pattern. + +2010-02-17 Uros Bizjak + + PR target/43103 + * config/i386/sse.md (xop_vpermil23): Use avxmodesuffixf2c + for insn mnemonic suffix. + +2010-02-17 Richard Guenther + + * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis + to loop PHI nodes. + +2010-02-17 Jakub Jelinek + + PR debug/42918 + * caller-save.c (save_call_clobbered_regs): If BB ends with + a DEBUG_INSN, move any notes in between last real insn and the last + DEBUG_INSN after the last DEBUG_INSN. + +2010-02-16 Joern Rennecke + + * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC): + Fix return type. Fix argument type. Explain meaning of return value. + +2010-02-16 Richard Guenther + + PR tree-optimization/41043 + * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops. + (vrp_visit_assignment_or_call): Do not ask SCEV for regular + statements ... + (vrp_visit_phi_node): ... but only for loop PHI nodes. + +2010-02-16 Ira Rosen + + PR tree-optimization/43074 + * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New. + * tree-vect-loop.c (vect_analyze_loop_operations): Add + vectorizable cycles in hybrid SLP check. + * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise. + +2010-02-16 Richard Guenther + + * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know. + (true_dependence): If memrefs_conflict_p computes must-alias + trust it. Move TBAA check after offset-based disambiguation. + (canon_true_dependence): Likewise. + +2010-02-16 Alexandre Oliva + + * params.def (PARAM_MAX_VARTRACK_SIZE): New. + * doc/invoke.texi: Document it. + * var-tracking.c: Include toplev.h and params.h. + (vt_find_locations): Return bool indicating success. Compute + hash sizes unconditionally. Check new parameter, report. + (variable_tracking_main_1): Check vt_find_locations results and + retry. Renamed from... + (variable_tracking_main): ... this. New wrapper to preserve + flag_var_tracking_assignments. + * Makefile.in (var-tracking.o): Adjust dependencies. + +2010-02-16 Jack Howarth + Jakub Jelinek + + PR target/42854 + * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute + if weak_import attribute is present. + * config/darwin.c (machopic_select_section): Likewise. + +2010-02-15 Joern Rennecke + + * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document. + (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise. + (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise. + (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise. + + * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types. + + * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): + Fix argument types. + + * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names. + Rewrite text to refer to the names. + +2010-02-15 Sebastian Pop + + * config/i386/i386-builtin-types.def + (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared. + (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared. + (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared. + (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared. + * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD, + IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and + IX86_BUILTIN_VPERMIL2PS256. + (MULTI_ARG_4_DF2_DI_I): Defined. + (MULTI_ARG_4_DF2_DI_I1): Defined. + (MULTI_ARG_4_SF2_SI_I): Defined. + (MULTI_ARG_4_SF2_SI_I1): Defined. + (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd, + __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and + __builtin_ia32_vpermil2ps256. + (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I, + MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and + MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments. + (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I, + MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and + MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3, + CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and + CODE_FOR_xop_vpermil2v8sf3. + * config/i386/i386.md (UNSPEC_VPERMIL2): Declared. + * config/i386/sse.md (xop_vpermil23): New insn pattern. + * config/i386/xopintrin.h (_mm_permute2_pd): New. + (_mm256_permute2_pd): New. + (_mm_permute2_ps): New. + (_mm256_permute2_ps): New. + +2010-02-15 Nick Clifton + + * config/h8300/h8300.c: (h8300_push_pop): Use bool type for + boolean parameters. Use emit_jump_insn when emitting a pop + instruction containing a return insn. + (push): Use 'true' rather than '1' as second parameter to F. + (h8300_expand_prologue): Likewise. + Use 'true' and 'false' for boolean parameters to h8300_push_pop. + (h8300_expand_epilogue): Likewise. + +2010-02-15 Richard Guenther + + PR middle-end/43068 + * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset + if that is zero. + +2010-02-15 Nick Clifton + + * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous + delta. + +2010-02-14 Marco Poletti + + * intl.c (fake_ngettext): New function. + * intl.h (fake_ngettext): Declare. + (ngettext): Define macro. + * collect2.c (notice_translated): New function. + (main): Use notice_translated and ngettext. + * collect2.h (notice_translated): Declare. + +2010-02-14 Steven Bosscher + + * reorg.c (delete_computation): Comment fixes. + * caller-save.c (setup_save_areas): Idem. + * sel-sched-dump.c (dump_lv_set): Idem. + * rtl.def: Idem. + +2010-02-14 Andreas Krebbel + + * config/s390/s390.c (s390_sched_init): New function. + (TARGET_SCHED_INIT): Target hook defined. + +2010-02-12 Dave Korn + Jack Howarth + Iain Sandoe + + PR target/42982 + Partial revert of unintended change in fix for PR41605. + * config/darwin.h: Fix typo. + * config/darwin9.h: Same. + +2010-02-11 Jakub Jelinek + + * c-pch.c (pch_init): Clear v. + +2010-02-11 Sebastian Pop + + PR middle-end/42930 + * graphite-scop-detection.c (graphite_can_represent_scev): Call + graphite_can_represent_init for MULT_EXPR. + +2010-02-11 Sebastian Pop + + PR middle-end/42914 + PR middle-end/42530 + * graphite-sese-to-poly.c (remove_phi): New. + (translate_scalar_reduction_to_array): Call remove_phi. + +2010-02-11 Sebastian Pop + + PR middle-end/42771 + * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters. + * graphite-clast-to-gimple.h (gloog): Update declaration. + * graphite-poly.c (new_scop): Clear POLY_SCOP_P. + * graphite-poly.h (struct poly_bb): Add missing comments. + (struct scop): Add poly_scop_p field. + (POLY_SCOP_P): New. + * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P. + * graphite.c (graphite_transform_loops): Build the polyhedral + representation for each scop before code generation. + * sese.c (rename_variables_in_operand): Removed. + (rename_variables_in_expr): Return the renamed expression. + (rename_sese_parameters): New. + * sese.h (rename_sese_parameters): Declared. + +2010-02-11 Richard Guenther + + PR tree-optimization/42998 + * tree-ssa-pre.c (create_expression_by_pieces): Treat + POINTER_PLUS_EXPR properly. + +2010-02-11 Sebastian Pop + Changpeng Fang + + PR middle-end/40886 + * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement + the cost of an IV candidate when the IV is used in a test against zero. + + * gcc.dg/tree-ssa/ivopts-3.c: New. + +2010-02-11 Richard Guenther + + PR lto/41664 + * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize + pointer-vs-decl case by swapping refs. Handle some cases + of pointer-vs-decl disambiguations more conservatively. + * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p + to false after expanding. + +2010-02-11 Richard Guenther + + PR driver/43021 + * gcc.c (process_command): Handle LTO file@offset case more + appropriately. + +2010-02-11 Jakub Jelinek + + * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any + modifications outside of the DEBUG_INSN. Accept CLOBBERs inside + of DEBUG_INSNs. + (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs. + + * dwarf2out.c (mem_loc_descriptor) : Use DW_OP_deref_size + if MEM's mode size isn't DWARF2_ADDR_SIZE. + (mem_loc_descriptor) : Allow also VOIDmode arguments. + Optimize eq/ne comparisons when both arguments are known to be + zero-extended. + (mem_loc_descriptor) : Allow also VOIDmode arguments. + Don't mask operands unnecessarily if they are known to be already + zero-extended. + +2010-02-10 Vladimir Makarov + + * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note + instead of loop. + +2010-02-10 Richard Guenther + + PR tree-optimization/43017 + * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop + for wrapping signed arithmetic. + +2010-02-10 Jakub Jelinek + + PR debug/43010 + * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die + if no debug info should be emitted for it. + +2010-02-10 Kaz Kojima + + * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION + note when flag_exceptions is set. + +2010-02-10 Duncan Sands + + * Makefile.in (PLUGIN_HEADERS): Add debug.h. + +2010-02-10 Richard Guenther + + PR c/43007 + * tree.c (get_unwidened): Handle constants. + * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR. + +2010-02-10 Martin Jambor + + PR lto/42985 + * ipa-prop.c (ipa_update_after_lto_read): Count parameters and + check for variable argument counts independently. + +2010-02-10 Christian Bruel + + PR target/42841 + * config/sh/sh.c (find_barrier): Increase length for non delayed + conditional branches. + 2010-02-10 Christian Bruel * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting. @@ -125,15 +419,13 @@ 2010-02-05 Richard Guenther - * tree-ssa-ccp.c (get_symbol_constant_value): Strip all - conversions. + * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions. (fold_const_aggregate_ref): Likewise. (ccp_fold_stmt): Substitute loads. (maybe_fold_reference): Verify types before substituting. Unshare properly. (fold_gimple_assign): Unshare properly. - (fold_stmt_1): Insert conversion if necessary before replacing - the RHS. + (fold_stmt_1): Insert conversion if necessary before replacing the RHS. 2010-02-05 Nathan Froyd @@ -220,8 +512,7 @@ 2010-02-03 Richard Guenther PR tree-optimization/42944 - * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle - calloc. + * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc. (call_may_clobber_ref_p_1): Likewise. Properly handle malloc and calloc clobbering errno. @@ -805,8 +1096,7 @@ PR tree-optimization/42781 * tree-ssa-structalias.c (find_what_var_points_to): Skip - restrict processing only if the original variable was - artificial. + restrict processing only if the original variable was artificial. 2010-01-18 Joern Rennecke @@ -1316,8 +1606,7 @@ 2010-01-14 Richard Guenther PR lto/42665 - * gimple.c (iterative_hash_gimple_type): Avoid hashing - error_mark_node. + * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node. 2010-01-14 Ira Rosen @@ -1375,8 +1664,7 @@ 2010-01-13 Richard Guenther PR tree-optimization/42705 - * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after - labels. + * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels. 2010-01-13 Richard Guenther @@ -1669,8 +1957,7 @@ PR tree-optimization/42625 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*, - TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body - aliases. + TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases. 2010-01-07 Duncan Sands @@ -2009,8 +2296,7 @@ (BB_MAY_NOTRETURN): New. (valid_in_sets): Trapping nary operations are not valid in blocks that may not return. - (insert_into_preds_of_block): Remove check for trapping - expressions. + (insert_into_preds_of_block): Remove check for trapping expressions. (compute_avail): Compute also BB_MAY_NOTRETURN. 2010-01-03 Gerald Pfeifer