X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2FChangeLog;h=90cafb8325e6b374799fa8789854949e15ad862e;hb=acfce21ed3ac04d58e73cee6a851c15da7391147;hp=a6a1232ecb708804e10701fae17244f2b68b1f83;hpb=d6f5f982f614172cc4d23c8372a4eb4b8266d18b;p=pf3gnuchains%2Fgcc-fork.git diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a6a1232ecb7..90cafb8325e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,9 +1,929 @@ +2007-01-11 Roger Sayle + + * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being, + treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW. + +2007-01-11 Paolo Bonzini + + * configure.ac (strict1_warn): Rename to strict_warn. + (WERROR, --enable-werror, symlink hacks, stage1_cflags, + cc_set_by_configure, quoted_cc_set_by_configure, + stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure, + all_boot_languages, all_stagestuff): Remove. + (target_list): Remove bootstrap targets. + * Makefile.in (quickstrap): Unconditionally make a synonym of all. + (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING, + REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS, + SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF, + VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS, + STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build, + stage1_copy, stage2_build, stage2_copy, stageprofile_build, + stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build, + stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap, + bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3, + bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2, + unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2, + restage3, restage4, restageprofile, restagefeedback, bubbleestrap, + cleanstrap, unstrap, restrap, *compare, *compare3, *compare4, + *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1, + stage2-start, stage2, stage3-start, stage3, stage4-start, stage4, + stageprofile-start, stageprofile, stagefeedback-start, stagefeedback, + risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove. + (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS. + (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES. + (mostlyclean): Adjust. + (clean, distclean): Don't mention bootstrap stuff. + * configure: Regenerate. + * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in, + java/config-lang.in, objc/config-lang.in, objcp/config-lang.in, + treelang/config-lang.in (stagestuff): Remove. + * doc/sourcebuild.texi (stage1, stage2, stage3, stage4, + stageprofile, stagefeedback, stagestuff): Remove mention. + +2007-01-11 Nick Clifton + + * config/mcore/predicates.md (mcore_general_movesrc_operand): + Accept CONSTs. + (mcore_general_movdst_operand): Do not accept CONST_INTs. + (mcore_arith_K_S_operand): Run the test for the S constraint not + the test for the M constraint. + (mcore_addsub_operand): Do not accept integer values that are + larger than 32 bits. + * config/mcore/mcore.md: Remove unused constraints from split. + (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL. + (addsi3): Likewise. + (allocate_stack): Likewise. + * config/mcore/mcore.c (mcore_print_operand): Restrict output of P + operands to 32 bits. + (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an + INTVAL. + (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore, + mcore_const_ok_for_inline, mcore_const_trick_uses_not, + try_constant_tricks, mcore_num_ones, mcore_num_zeros, + mcore_output_bclri, mcore_output_andn, output_inline_const, + mcore_output_move, mcore_output_movedouble): Likewise. + (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N. + (output_inline_const): Likewise. + (output_inline_const): Fix format strings used in sprintf + statements. + * config/mcore/mcore-protos.h: Update prototypes for changed + functions in mcore.c. + * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to + HOST_WIDE_INT and not int. + (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M, + CONST_OK_FOR_N): Likewise. + (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P. + (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold + an INTVAL. + +2007-01-10 Jan Hubicka + + * tree-vrp.c (remove_range_assertions): Release defs. + * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise. + * tree-ssa-dom.c (remove_stmt_or_phi): Likewise. + +2007-01-10 Paul Brook + + * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract. + * config/arm/arm.md (mulsi3subsi): New insn. + +2007-01-10 Zdenek Dvorak + + * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ... + (tree_transform_and_unroll_loop): New. + * tree-flow.h (transform_callback, tree_transform_and_unroll_loop): + Declare. + +2007-01-10 Robert Kennedy + + * fold-const.c (fold_comparison): Fold comparisons like (x * + 1000 < 0) to (x < 0). + +2007-01-10 Ian Lance Taylor + + * tree-pretty-print.c (dump_generic_node): Print parentheses when + operands have the same priority. + +2007-01-10 Tom Tromey + + * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p. + (fold_binary): Likewise. + * langhooks.c (lhd_can_use_bit_fields_p): Removed. + * langhooks-def.h (lhd_can_use_bit_fields_p): Removed. + (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed. + (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P. + * langhooks.h (struct lang_hooks): Removed field + 'can_use_bit_fields_p'. + +2007-01-10 Ralf Corsépius + + * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS. + +2007-01-10 Razya Ladelsky + + * function.c (get_last_funcdef_no): New function. + * function.h (get_last_funcdef_no): Declare. + * tree-inline.c (initialize_cfun): Add initialization. + (tree_function_versioning): Cleanup. + +2007-01-10 Jan Hubicka + + * tree-inline.c (setup_one_parameter): Do not propagate into abnormal + PHIs. + +2007-01-10 Sa Liu + Ben Elliston + + * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode + for SAVE_NONLOCAL and Pmode for any other save level. + * spu-protos.h (spu_restore_stack_block): Declare. + * spu.md (save_stack_block): Remove. + (restore_stack_block): Call spu_restore_stack_block. + * spu.c (spu_restore_stack_block): New function. + (spu_expand_epilogue): Remove old comment. + +2007-01-09 Zdenek Dvorak + + PR tree-optimization/30322 + * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed. + (cand_value_at): Return the value as aff_tree. + (may_eliminate_iv): Convert the bound from aff_tree to tree. + * tree-affine.c (aff_combination_add_cst, aff_combination_add_product, + aff_combination_mult): New functions. + (aff_combination_add): Use aff_combination_add_cst. + (aff_combination_convert): Allow conversions to a wider type. + (tree_to_aff_combination): Handle BIT_NOT_EXPR. + * tree-affine.h (aff_combination_mult): Declare. + +2007-01-09 Carlos O'Donell + + * doc/tm.texi: Update documentation to reflect reality of exec + and start file search behaviours. Update copyright year. + * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find + header file directories. + +2007-01-09 Uros Bizjak + + * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387. + (*cosxf2): Rename to cosxf2_i387. + + (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns + using X87MODEF12 mode macro. Rename patterns to + *sin_extendxf2_i387. Use SSE_FLOAT_MODE_P to disable patterns + for SSE math. + (*cosdf2, *cossf2): Ditto. + (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters + to match extended input operands. + + (sincos3): New expander. + + (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove + insn patterns and corresponding splitters. + +2007-01-09 Kaz Kojima + + * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete. + (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise. + +2007-01-09 Nicolas Pitre + + PR target/30173 + * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero. + +2007-01-08 Geoffrey Keating + + * target.h (struct gcc_target): New field library_rtti_comdat. + * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New. + (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT. + * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT. + * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define. + +2007-01-08 Geoffrey Keating + + * doc/invoke.texi (Optimize Options): Correct description of -O0. + +2007-01-08 Richard Guenther + + * tree.h (force_fit_type_double): Export. + (force_fit_type): Remove. + * fold-const.c (force_fit_type_double): New function. + (force_fit_type): Remove. + (int_const_binop): Use it. + (fold_convert_const_int_from_int): Likewise. + (fold_convert_const_int_from_real): Likewise. + (fold_div_compare): Likewise. + (fold_sign_changed_comparison): Likewise. + (fold_unary): Likewise. + (fold_negate_const): Likewise. + (fold_abs_const): Likewise. + (fold_not_const): Likewise. + * c-common.c (shorten_compare): Use force_fit_type_double. + * convert.c (convert_to_pointer): Likewise. + +2007-01-08 Richard Guenther + + * tree.h (build_int_cst_wide_type): Export. + * tree.c (build_int_cst_wide_type): New function. + (build_int_cst_wide): Fix comment. + * builtins.c (fold_builtin_object_size): Use build_int_cst + to build -1 or 0 of the correct type. Use fit_double_type + to check for overflow. + * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type + to build the mask. + (decode_field_reference): Likewise. + (all_ones_mask_p): Likewise. + (native_interpret_int): Use build_int_cst_wide_type. + (fold_binary): Use build_int_cst_type to build an all-ones + value. + * stor-layout.c (set_sizetype): Use build_int_cst_wide_type. + +2007-01-08 Daniel Jacobowitz + + * config/pa/t-pa64 (libgcc_stub.a): Use $(T). + +2007-01-09 Ben Elliston + + * genautomata.c (STATS_OPTION): New option. + (stats_flag): New flag. + (gen_automata_option): Handle it. + (initiate_automaton_gen): Ditto. + (write_automata): Output statistics only if stats_flag is + set. Likewise, output time statistics only if time_flag is set. + * doc/md.texi (Processor pipeline description): Document new flag. + +2007-01-08 Richard Guenther + + * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type. + * tree.c (build_int_cst_type): Likewise. + (size_in_bytes): Don't call force_fit_type on the result. + (int_fits_type_p): Use fit_double_type. + * fold-const.c (fit_double_type): New function. + (force_fit_type): Use it. + * tree.h (fit_double_type): Export. + +2007-01-08 Jan Hubicka + + * tree-vectorizer.c (gate_increase_alignment): Fix return type. + * ipa.c (function_and_variable_visibility): Fix return type. + +2007-01-08 Richard Guenther + + * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type + of offset to build the index. + * tree-pretty-print.c (dump_generic_node): Don't build negated + const just for printing. + * c-pretty-print.c (pp_c_integer_constant): Likewise. + * builtins.c (fold_builtin_int_roundingfn): Check if result + fits the type by using force_fit_type and comparing the result. + * predict.c (predict_loops): Use compare_tree_int for comparison. + * tree.c (build_int_cst): Fall back to integer_type_node for + NULL_TREE type. + (build_int_cst_wide): Assert type is non-null. + +2007-01-08 Roberto Costa + + * tree-vrp.c (extract_range_from_cond_expr): New. + (extract_range_from_expr): Handle COND_EXPR nodes used as expressions. + * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used + as expressions. + (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs. + * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond, + tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes + used as expressions. + * tree-object-size.c (cond_expr_object_size): New. + (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions. + +2007-01-08 Jan Hubicka + + * tree-ssa-forwprop.c (forward_propagate_into_cond, + tree_ssa_forward_propagate_single_use_va): Release defs of propagated + statement. + +2007-01-08 Richard Guenther + + PR tree-optimization/23603 + * tree-vrp.c (set_value_range_to_truthvalue): New function. + (extract_range_from_binary): Fall back to truthvalue instead of + varying for TRUTH_*_EXPR. + (extract_range_from_comparison): Fall back to truthvalue instead of + varying. + (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF + if all visited PHI values were constant. + +2007-01-08 Jan Hubicka + + * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag. + (cgraph_analyze_function): break out from ... + (cgraph_finalize_compilation_unit): ... here. + (cgraph_expand_function): Remove forgoten commented out line. + (cgraph_optimize): Analyze functions. + +2007-01-08 Jan Hubicka + + * tree-pas.h (TODO_remove_function): New flag. + (TODO_update*): Renumber. + (pass_ipa_increase_alignment, + pass_ipa_function_and_variable_visibility): New passes. + * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c + (cgraph_function_and_variable_visibility): Move to ipa.c + (cgraph_optimize): Don't call cgraph_function_and_variable_visibility, + cgraph_increase_alignment. + * ipa-inline.c (cgraph_decide_inlining): Don't push timevar. + (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before + calling tree-inline. + (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes. + (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions + * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c + (gate_increase_alignment): New function. + (pass_ipa_increase_alignment): New pass. + * ipa.c: Inline tree-pass.h and timevar.h + (function_and_variable_visibility): Move here from cgraphunit.c + * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions. + * passes.c (init_optimization_passes): Add the two new passes. + (execute_todo): Handle cgraph_remove_functions. + +2007-01-08 Nick Clifton + + * config/frv/predicates.md (reg_or_0_operand): Accept + CONST_DOUBLEs. + +2007-01-08 Ralf Corsépius + + * config/bfin/rtems.h, config/bfin/t-rtems: New. + * config.gcc: Add bfin*-rtems*. + +2007-01-08 Mark Shinwell + + * c.opt: Add -flax-vector-conversions. + * c-typeck.c (convert_for_assignment): Pass flag to + vector_types_convertible_p to allow emission of note. + (digest_init): Likewise. + * c-opts.c: Handle -flax-vector-conversions. + * c-common.c (flag_lax_vector_conversions): New. + (vector_types_convertible_p): Unless -flax-vector conversions + has been passed, disallow conversions between vectors with + differing numbers of subparts and/or element types. If such + a conversion is disallowed, possibly emit a note on the first + occasion only to inform the user of -flax-vector-conversions. + The new last argument specifies this. + * c-common.h (flag_lax_vector_conversions): New. + (vector_types_convertible_p): Add extra argument. + * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use + char_type_node for V*QI type vectors. + * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): + Update to satisfy new typechecking rules. + * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both + C and C++ variants. + * doc/invoke.texi (C Dialect Options): Document + -flax-vector-conversions. + +2007-01-08 Mark Shinwell + + PR tree-optimization/29877 + * tree-ssa-ter.c (is_replaceable_p): Deem assignments with + a register variable on the RHS to not be replaceable. + +2007-01-08 Chen Liqin + * config/score/t-score-elf (MULTILIB_OPTIONS): Change. + * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12, + const_simm15, const_pow2, const_npow2): Added. + * config/score/misc.md (insv, extv, extzv, movmemsi, + move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug. + * config/score/score.c (score_address_cost, score_select_cc_mode): + Added. + Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define. + Update score_rtx_costs for MACRO TARGET_RTX_COSTS. + Update score_print_operand. + * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added. + Adjust register allocate order and update some macro define. + * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store, + mdx_block_move_straight, mdx_block_move_loop_head, + mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop, + mdx_block_move): Added. + (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi, + mdp_limm): Updated and fix some bug and typo. + * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated. + (movsf, movdf, doloop_end): Added. + +2007-01-08 Kazu Hirata + + * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md, + config/arm/thumb2.md: Fix comment typos. + * doc/extend.texi: Fix a typo. + +2007-01-07 Eric Christopher + + * configure.ac: Check for __stack_chk_fail for darwin. + * configure: Regenerate. + +2007-01-07 Richard Guenther + + * tree-vrp.c (extract_range_from_assert): CSE calls to + compare_values where possible. + (extract_range_from_unary_expr): Likewise. + +2007-01-07 Anatoly Sokolov + + * config/avr/avr-protos.h (call_insn_operand): Delete prototype. + * config/avr/avr.c (call_insn_operand): Delete function. + * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP + instead of register number. Use predicates. + * config/avr/predicates.md (const0_operand, reg_or_0_operand, + call_insn_operand): Add. + +2007-01-06 Jan Hubicka + + * tree-pass.h (pass_build_cgraph_edges): Declare. + * cgraphunit.c (record_refernece): Move to cgraphbuild.c + (visited_nodes): Remove. + (cgraph_create_edges): Move to cgraphbuild.c; rename to + build_cgrpah_edges; make visited_nodes local. + (cgraph_process_new_functions): DO not call initialize_inline_failed. + (record_references_in_initializer): Move to cgraphbuild.c + (initialize_inline_failed, rebuild_cgraph_edges, + pass_rebuild_cgraph_edges): Move to cgraphbuild.c. + (verify_cgraph_node): Make visited_nodes local. + (cgraph_analyze_function): Do not call cgraph_create_edges and + initialize_inline_failed. + (cgraph_expand_function): Do not call cgraph_lower_function; + assert that function is already lowered. + * Makefile.in (cgraphbuild.o): New. + * passes.c (init_optimization_passes): Add pass_build_cgraph_edges + at the end of lowering passes. + +2007-01-06 Steven Bosscher + + * ifcvt.c (cond_move_convert_if_block): New function, code + factored out from... + (cond_move_process_if_block): ...here. Call the new function + on the THEN and ELSE blocks. + (merge_if_block): Do not copy global_live_at_end, merge_blocks + already takes care of this. + +2007-01-05 Manuel Lopez-Ibanez + + PR c/19978 + * tree.h (TREE_OVERFLOW_P): New. + * c-typeck.c (parser_build_unary_op): Warn only if result + overflowed and operands did not. + (parser_build_binary_op): Likewise. + (convert_for_assignment): Remove redundant overflow_warning. + * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW. + +2007-01-05 Manuel Lopez-Ibanez + + * c-typeck.c (store_init_value): Split over two lines to follow + the GNU coding style. + +2007-01-05 Benjamin Kosnik + + * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to + __GXX_EXPERIMENTAL_CXX0X__. + * doc/cpp.texi: Same. + +2007-01-05 Richard Guenther + + PR middle-end/27826 + * tree.c (get_narrower): Do not construct COMPONENT_REFs + with mismatched types. Instead explicitly build a + conversion NOP_EXPR. + +2007-01-05 Ian Lance Taylor + + * c-common.c (decl_with_nonnull_addr_p): New function. + (c_common_truthvalue_conversion): Call it. + * c-typeck.c (build_binary_op): Likewise. + * c-common.h (decl_with_nonnull_addr_p): Declare. + +2007-01-05 Jakub Jelinek + + PR c/30360 + * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of + denom against 0.0. + +2007-01-05 Joel Brobecker + + * doc/install.texi (Final install): Document the fact that + the GNAT runtime should not be stripped. + +2007-01-04 Jan Hubicka + + * tree-inline.c (fold_marked_statements): Update operand caches + and EH after folding + +2007-01-04 Ian Lance Taylor + + * c-common.c (check_function_nonnull): Whitespace fix. + +2007-01-04 Jan Hubicka + + * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely + comitted older version of patch. + (pass_fixup_cfg): Add TODOs to verify flow and statements, dump + function, celanup cfg and collect garbage. + +2007-01-04 Mike Stump + + * Makefile.in (mostlyclean): Don't remove libgcc anymore. + (clean): Likewise. + +2007-01-04 Eric Christopher + + * libgcc2.c (__bswapsi2): Use SItype. + (__bswapdi2): Use DItype. + * libgcc2.h: Update for above. + +2007-01-04 Paul Brook + + * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0, + mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0, + mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3, + umulsidi3, umulsidi3adddi, smulsi3_highpart, + umulsi3_highpart): Make conditional on !arm_arch6. + (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6, + mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6, + mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6, + umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6, + umulsi3_highpart_v6): New insns. + +2007-01-04 Roger Sayle + + * fold-const.c (fold_convert): When casting an expression to void, + fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't + have a type. Instead of attempting to build a NOP_EXPR, return + these "special" trees directly. + +2007-01-04 Joseph Myers + + * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for + MULT inside MINUS as either argument. Use rs6000_cost->dmul - + rs6000_cost->fp not 0 as adjustment for outer NEG. + +2007-01-04 Jan Hubicka + + * cgraph.c (cgraph_release_function_body): New function. + (cgraph_remove_node): Use it. + * cgraph.h (cgraph_release_function_body): Declare. + * cgraphunit.c (cgraph_expand_function): Use it. + * ipa.c (cgraph_remove_unreahchable_nodes): Use it. + * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing + is initialized and while compilation of other function is running. + * tree-optimize.c (execute_free_cfg_annotations): Move code to clear + statement CFG annotations from here to ... + * tree-cfg.c (delete_tree_cfg_annotations): ... here. + +2007-01-04 Zdenek Dvorak + + * cfgloop.h (enum li_flags): Make the constants powers of two. + +2007-01-04 Jan Hubicka + + * tree-inline.c (copy_bb): Insert new statements to statements_to_fold + set. + (fold_marked_statements): New function. + (optimize_inline_calls, tree_function_versioning): Fold new statements. + * tree-inline.h (copy_body_data): Add statements_to_fold. + +2007-01-03 Daniel Jacobowitz + + * config.gcc: Mention libgcc/config.host. + * Makefile.in: Update comments mentioning libgcc. + (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete. + (all.cross, start.encap, rest.encap, rest.cross): Update + dependencies for libgcc move. + (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib) + (clean-target, clean-target-libgcc): Delete. + (srcdirify, GCC_EXTRA_PARTS): New macros. + (libgcc-support, libgcc.mvars): New rules. + (distclean): Remove mention of mklibgcc. + (install): Don't reference INSTALL_LIBGCC. + (install-common): Don't reference EXTRA_PARTS. + (install-libgcc, install-multilib): Delete rules. + * mklibgcc.in: Delete file. + * doc/configfiles.texi: Don't mention mklibgcc. + + * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc). + * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise. + * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise. + * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES) + (mklibgcc, ldblspecs): Likewise. + + * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def) + (posixpre.def): Use $(T). + (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP) + (SHLIB_SRC, SHLIB_INSTALL): Delete. + (SHLIB_LINK): Make dummy. + * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK. + + * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear. + + * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS. + * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30, + config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos, + config/rs6000/t-newas, config/sparc/t-elf: Likewise. + + * configure.ac (all_outputs): Remove mklibgcc. + * configure: Regenerated. + +2007-01-03 Josh Conner + + PR middle-end/29683 + * calls.c (compute_argument_addresses): Set stack and stack_slot + for partial args, too. + (store_one_arg): Use locate.size.constant for the size when + generating a save_area. + +2007-01-03 Robert Kennedy + + * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results + whose definitions are deleted due to basic block merging. + +2007-01-03 Paul Brook + + PR target/16634 + * config/arm/arm.c (output_return_instruction): Pop PC in interrupt + functions. + (use_return_insn): Return 0 for Thumb interrupt functions. + (print_multi_reg): Add rfe argument for IRQ returns. + (arm_output_epilogue): Pop interrupt return address directly into PC. + (arm_expand_prologue): Only adjust IRQ return address in Arm mode. + +2007-01-03 Paul Brook + + Merge from sourcerygxx-4_1. + * config/arm/thumb2.md: New file. + * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for + Thumb-2. + * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto. + * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion. + (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables. + * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump + tables. + (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion. + * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm + comptibility. + * config/arm/ieee754-sf.S: Ditto. + * config/arm/arm.c (thumb_base_register_rtx_p): Rename... + (thumb1_base_register_rtx_p): ... to this. + (thumb_index_register_rtx_p): Rename... + (thumb1_index_register_rtx_p): ... to this. + (thumb_output_function_prologue): Rename... + (thumb1_output_function_prologue): ... to this. + (thumb_legitimate_address_p): Rename... + (thumb1_legitimate_address_p): ... to this. + (thumb_rtx_costs): Rename... + (thumb1_rtx_costs): ... to this. + (thumb_compute_save_reg_mask): Rename... + (thumb1_compute_save_reg_mask): ... to this. + (thumb_final_prescan_insn): Rename... + (thumb1_final_prescan_insn): ... to this. + (thumb_expand_epilogue): Rename... + (thumb1_expand_epilogue): ... to this. + (arm_unwind_emit_stm): Rename... + (arm_unwind_emit_sequence): ... to this. + (thumb2_legitimate_index_p, thumb2_legitimate_address_p, + thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec, + thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem, + arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition, + thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift, + thumb2_output_casesi): New functions. + (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define. + (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7, + FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME, + THUMB2_WORK_REGS): Define. + (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count, + arm_condexec_mask, arm_condexec_masklen)): New variables. + (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m. + (arm_override_options): Check new CPU capabilities. + Set new architecture flag variables. + (arm_isr_value): Handle v7m interrupt functions. + (user_return_insn): Return 0 for v7m interrupt functions. Handle + Thumb-2. + (const_ok_for_arm): Handle Thumb-2 constants. + (arm_gen_constant): Ditto. Use movw when available. + (arm_function_ok_for_sibcall): Return false for v7m interrupt + functions. + (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2. + (thumb_find_work_register, arm_load_pic_register, + legitimize_tls_address, arm_address_cost, load_multiple_sequence, + emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size, + print_multi_reg, output_mov_long_double_fpa_from_arm, + output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm, + output_mov_double_fpa_from_arm, output_move_double, + arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask, + output_return_instruction, arm_output_function_prologue, + arm_output_epilogue, arm_get_frame_offsets, arm_regno_class, + arm_output_mi_thunk, thumb_set_return_address): Ditto. + (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs. + (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC. + (arithmetic_instr, shift_op): Use arm_shift_nmem. + (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.', + '!' and 'L'. + (arm_final_prescan_insn): Use extract_constrain_insn_cached. + (thumb_expand_prologue): Use thumb_set_frame_pointer. + (arm_file_start): Output directive for unified syntax. + (arm_unwind_emit_set): Handle stack alignment instruction. + * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__. + Add v6t2, v7, v7a, v7r and v7m. + (RETLDM): Add Thumb-2 code. + (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros. + * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__. + (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY, + TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN, + THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS, + ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS, + THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE, + CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END, + ADJUST_INSN_LENGTH): Define. + (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE, + STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS, + BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES, + PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS, + SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P, + TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT, + HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP, + HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG, + REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P, + REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS, + LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS, + GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST, + ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME, + FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P, + PRINT_OPERAND_ADDRESS): Adjust for Thumb-2. + (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations. + * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and + cortex-m3. + * config/arm/arm-tune.md: Regenerate. + * config/arm/arm-protos.h: Update prototypes. + * config/arm/vfp.md: Enable patterns for Thumb-2. + (arm_movsi_vfp): Add movw alternative. Use output_move_vfp. + (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp. + (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp, + thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New. + * config/arm/libunwind.S: Add Thumb-2 code. + * config/arm/constraints.md: Update include Thumb-2. + * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support. + * config/arm/ieee754-df.S: Ditto. + * config/arm/bpabi.S: Ditto. + * config/arm/t-arm (MD_INCLUDES): Add thumb2.md. + * config/arm/predicates.md (low_register_operand, + low_reg_or_int_operand, thumb_16bit_operator): New. + (thumb_cmp_operand, thumb_cmpneg_operand): Rename... + (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this. + * config/arm/t-arm-elf: Add armv7 multilib. + * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm. + Include thumb2.md. + (UNSPEC_STACK_ALIGN, ce_count): New. + (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3, + arm_zero_extendsidi2, arm_zero_extendqidi2): New + insns/expanders. + * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm. + (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa, + thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns. + * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm. + (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn, + thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New + insns. + * doc/extend.texi: Document ARMv7-M interrupt functions. + * doc/invoke.texi: Document Thumb-2 new cores+architectures. + +2007-01-03 Jakub Jelinek + + * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define. + (struct _Unwind_Context): Rename args_size to flags, remove + signal_frame field, add a new args_size field and version field. + (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame, + _Unwind_IsExtendedContext): New inline functions. + (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr): + Assume by_value array is only present if _Unwind_IsExtendedContext. + (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use + _Unwind_IsSignalFrame. + (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT. + (uw_update_context_1): Use _Unwind_SetSignalFrame. + (uw_init_context_1): Initialize context->flags to + EXTENDED_CONTEXT_BIT. + * config/rs6000/linux-unwind.h (frob_update_context): Use + _Unwind_SetSignalFrame. + +2007-01-03 Andrew Pinski + + PR middle-end/30353 + * gimplify.c (gimplify_modify_expr_complex_part): Move below + tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need + the value. + +2007-01-03 Kazu Hirata + + * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P, + REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER, + RET, AT_SP): Remove. + * config/i386/i386.md (*sse_prologue_save_insn): Use return + instead of RET. + + * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared. + * cfgbuild.c (find_basic_blocks): Likewise. + * cfgrtl.c (rtl_create_basic_block): Likewise. + * function.c (temp_slots_at_level): Likewise. + * reg-stack.c (stack_regs_mentioned): Likewise. + * regclass.c (allocate_reg_info): Likewise. + * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb, + set_bb_for_stmt, move_block_to_fn): Likewise. + * tree-complex.c (tree_lower_complex): Likewise. + * vec.h (VEC_safe_grow_cleared): New. + + * cgraphunit.c, tree-ssa-alias.c: Fix comment typos. + +2007-01-03 Zdenek Dvorak + + * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify. + * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities + to loop_version. + * cfgloopmanip.c (scale_loop_frequencies): Export. + (loopify): Scale the frequencies by prescribed coefficients. + (set_zero_probability): New function. + (duplicate_loop_to_header_edge): Improve updating of frequencies. + (lv_adjust_loop_entry_edge, loop_version): Set probabilities + and frequencies according to arguments. + * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities + correctly. + * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up. + * modulo-sched.c (sms_schedule): Set probabilities for entering + versioned loop correctly. + * tree-vect-transform.c (vect_transform_loop): Ditto. + * cfgloop.h (loopify, loop_version): Declaration changed. + (scale_loop_frequencies): Declared. + +2007-01-02 Jan Hubicka + + * cgraph.c: Include tree-flow.h + (cgraph_add_new-function): Handle IPA_SSA mode; execute + early_local_passes. + * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA. + * tree-pass.h (pass_all_early_optimizations): Declare. + * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute + early_local_passes. + (cgraph_analyze_function): Do early_local_passes. + * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for): + Do not add referenced vars. + * tree-optimize.c (gate_all_optimizations): Do not execute when not in + SSA form. + (gate_all_early_local_passes): New gate. + (pass_early_local_passes): Use new gate. + (execute_early_local_optimizations): New functions. + (gate_all_early_optimizations): New gate. + (pass_all_early_optimizations): New pass. + (execute_free_datastructures): Free SSA only when initialized. + (gate_init_datastructures): Init only when optimizing. + (tree_lowering_passes): Do early local passes when called late. + * tree-profile.c (do_tree_profiling): Don't profile functions added + late. + (do_early_tree_profiling, pass_early_tree_profile): Kill. + * tree-cfg.c (update_modified_stmts): Do not update when operands are + not active. + * passes.c (init_optimizations_passes): Reorder so we go into SSA + during early_local_passes. + * Makefile.in (cgraph.o): Add dependency on tree-flow.h. + + +2007-01-02 Carlos O'Donell + + * Makefile.in: Update copyright year. + +2007-01-02 Carlos O'Donell + + * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST) + in $(lang_checks) and check-consistency targets. + +2007-01-02 Jan Hubicka + + * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for): + Do not add referenced vars. + * tree-cfg.c (update_modified_stmts): Do not update when SSA operands + are not active. + * passes.c (init_optimization_passes): Put mudflap_2 after + free_datastructures. + +2007-01-02 Jan Hubicka + + * tree-optimize (execute_fixup_cfg): Set after_inlining flag. + Set NOTHROW flag on call statements proved to be nothrow. + Update statement of local calls so new pure/const functions are + updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal + goto receivers. + (tree_rest_of_compilation): Register hooks and initialize bitmap + early. Do not set after_inlining flag. + +2007-01-02 Steve Ellcey + + * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to + HOST_BITS_PER_LONGLONG + 2007-01-02 Manuel Lopez-Ibanez PR c/19977 * c-typeck.c (store_init_value): Don't emit pedantic overflow warning for non-static initializers. - + 2007-01-02 Steven Bosscher * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md, @@ -42,7 +962,7 @@ * c-opts.c (c_common_post_options): Enabled by -Wextra. * c-decl.c (declspecs_add_scspec): Replace -Wextra with -Wold-style-declaration. - + 2007-01-02 Kazu Hirata * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared. @@ -60,7 +980,7 @@ * c-common.c(c_common_nodes_and_builtins): Since variants of void_type_node get built before it is given a name, we need to - give those variants the name, too. + give those variants the name, too. (complete_array_type): We need to work with the canonical main type of the array, from which we will build the qualified version. * params.def (PARAM_VERIFY_CANONICAL_TYPES): New. @@ -90,7 +1010,7 @@ structural equality tests. (build_array_type): Build the canonical form of an array type. (build_function_type): Function types require structural equality, - because they contain default arguments, attributes, etc. + because they contain default arguments, attributes, etc. (build_method_type_directly): Ditto for method types. (build_offset_type): Build the canonical offset type. (build_complex_type): Build the canonical vector type.