2010-09-06 H.J. Lu PR target/45524 * configure.ac (enable_decimal_float): Set to $default_decimal_float. * configure: Regenerated. 2010-09-06 Andreas Krebbel * combine.c (try_combine): Set subst_low_luid to i0. 2010-09-06 Richard Guenther * tree.def (MISALIGNED_INDIRECT_REF): Remove. * tree.h (INDIRECT_REF_P): Only check for INDIRECT_REF. (build_aligned_type): Declare. * tree.c (check_qualified_type): Also compare TYPE_ALIGN. (check_aligned_type): New function. (build_aligned_type): Likewise. * expr.c (expand_assignment): Handle misaligned stores via TARGET_MEM_REF and MEM_REF using movmisalign_optab. (expand_expr_real_1): Likewise. (safe_from_p): Remove MISALIGNED_INDIRECT_REF handling. * tree-vect-stmts.c (vectorizable_store): Do not build MISALIGNED_INDIRECT_REF but initialize alignment information. (vectorizable_load): Likewise. * builtins.c (get_object_alignment): Remove MISALIGNED_INDIRECT_REF handling. * cfgexpand.c (expand_debug_expr): Likewise. * dwarf2out.c (loc_list_from_tree): Likewise. * fold-const.c (maybe_lvalue_p): Likewise. (operand_equal_p): Likewise. (build_fold_addr_expr_with_type_loc): Likewise. * gimplify.c (gimplify_addr_expr): Likewise. (gimplify_expr): Likewise. * tree-cfg.c (verify_types_in_gimple_min_lval): Likewise. (verify_gimple_assign_single): Likewise. * tree-dump.c (dequeue_and_dump): Likewise. (tree_could_trap_p): Likewise. * tree-predcom.c (ref_at_iteration): Likewise. * tree-pretty-print.c (dump_generic_node): Likewise. (op_code_prio): Likewise. (op_symbol_code): Likewise. * tree-ssa-ccp.c (get_value_from_alignment): Likewise. * tree-ssa-loop-im.c (for_each_index): Likewise. (gen_lsm_tmp_name): Likewise. * tree-ssa-loop-ivopts.c (idx_find_step): Likewise. (find_interesting_uses_address): Likewise. * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise. * tree-ssa-operands.c (get_expr_operands): Likewise. * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise. * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise. (ao_ref_init_from_vn_reference): Likewise. * tree.c (staticp): Likewise. (build1_stat): Likewise. (reference_alias_ptr_type): Likewise. * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise. * config/rs6000/rs6000.c (rs6000_check_sdmode): Remove MISALIGNED_INDIRECT_REF handling. 2010-09-06 Richard Guenther PR tree-optimization/45534 * tree-ssa-address.c (create_mem_ref_raw): Add verify parameter. (create_mem_ref): Do verify the created TARGET_MEM_REF is valid on the target. (maybe_fold_tmr): Do not verify the created TARGET_MEM_REF is valid on the target. 2010-09-06 Andreas Schwab * configure.ac: Quote argument of AC_MSG_WARN. * configure: Regenerate. 2010-09-06 Alexander Monakov * sel-sched.c (move_cond_jump): Correct arguments to maybe_tidy_empty_bb. * sel-sched-ir.c (maybe_tidy_empty_bb): Export. 2010-09-06 Andrey Belevantsev PR rtl-optimization/44919 * sel-sched.c (move_cond_jump): Remove assert, check that the several blocks case can only happen with mutually exclusive insns instead. Rewrite the movement code to support moving through several basic blocks. 2010-09-06 Uros Bizjak * config/i386/i386.md (iptrsize): New mode attribute. (tp_seg): Ditto. (*load_tp_): Macroize insn from *load_tp_{si,di} using P mode iterator. (*add_tp_): Ditto from *add_tp_{si,di}. (stack_protect_set_): Ditto from stack_protect_set_{si,di}. (stack_protect_test_): Ditto from stack_protect_test_{si,di}. (stack_tls_protect_set_): Ditto from stack_tls_protect_set_{si,di}. Use %@ to output segment register of thread base pointer load. (stack_tls_protect_test_): Ditto from stack_tls_protect_test_{si,di}. Use %@ to output segment register of thread base pointer load. (stack_protect_set): Rewrite using indirect functions. (stack_protect_test): Ditto. * config/i386/i386.c (ix86_print_operand_punct_valid): Add '@'. (ix86_print_operand): Handle '@'. 2010-09-05 Giuseppe Scrivano * tree-tailcall.c (process_assignment): Handle NEGATE_EXPR and MINUS_EXPR. 2010-09-05 Mark Mitchell * doc/invoke.texi: Document -Wdouble-promotion. * c-typeck.c (convert_arguments): Check for implicit conversions from float to double. (do_warn_double_promotion): New function. (build_conditional_expr): Use it. (build_binary_op): Likewise. 2010-09-05 Richard Guenther PR tree-optimization/45535 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly handle TMR_INDEX2. Make sure TMR_INDEX is not NULL before dereferencing it. (indirect_refs_may_alias_p): Likewise. 2010-09-05 Naveen H.S * config/sh/sh.c (sh_option_override): Make static. Adjust comments. Declare. (sh_function_value_regno_p): Likewise. (sh_register_move_cost): Modify the arguments, make static. Adjust comments. Declare. (TARGET_OPTION_OVERRIDE, TARGET_REGISTER_MOVE_COST TARGET_FUNCTION_VALUE_REGNO_P): Define. * config/sh/sh.h (OVERRIDE_OPTIONS, FUNCTION_VALUE_REGNO_P REGISTER_MOVE_COST): Delete. * config/sh/sh-protos.h (sh_override_options): Delete. (sh_register_move_cost): Delete. (sh_function_value_regno_p): Delete. 2010-09-04 Anatoly Sokolov * config/m32r/m32r.c (m32r_function_value, m32r_libcall_value, m32r_function_value_regno_p): New functions. (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Declare. * config/m32r/m32r.h: (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove. 2010-09-04 Jan Hubicka * gimple-fold.c (maybe_fold_reference): Use fold_const_aggregate_ref. * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_read_from_constant_string. * gimple.h (canonicalize_constructor_val): Declare. * gimple-fold.c (canonicalize_constructor_val): New function. (get_symbol_constant_value):Use it. * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise. 2010-09-04 Jan Hubicka * tree-switch-conversion.c (build_one_array): Set constructor to be static. * varpool.c (varpool_finalize_decl): Compute const_value_known. 2010-09-04 Richard Guenther PR bootstrap/45519 * tree-flow.h (force_gimple_operand_1): Declare. (force_gimple_operand_gsi_1): Likewise. * gimplify.c (force_gimple_operand_1): New worker taking a gimple predicate for ... (force_gimple_operand): ... which now wraps it. (force_gimple_operand_gsi_1, force_gimple_operand_gsi): Likewise. * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Revert last change. * tree-ssa-address.c (gimplify_mem_ref_parts): Use force_gimple_operand_gsi_1 with is_gimple_mem_ref_addr. (create_mem_ref): Likewise. 2010-09-04 Uros Bizjak * config/i386/predicates.md (sse_reg_operand): New predicate. * config/i386/i386.md (TFmode push splitter): Use sse_reg_operand predicate for operand 1. (XFmode push splitter): Use fp_register_operand predicate for operand 1. (*dummy_extendsfdf2, *dummy_extendsfxf2): Remove disabled patterns. (SF-DF float_extend push splitter): Add reload_completed insn predicate. ({SF,DF}-XF float_extend_push splitter): Macroize splitter using MODEF mode macro. Add reload_completed insn predicate. 2010-09-04 Paolo Bonzini * df.h (enum df_ref_class): Remove DF_REF_EXTRACT. (struct df_extract_ref): Remove. (union df_ref_d): Remove extract_ref member. (df_ref_create): Remove last three arguments. (DF_REF_LOC): Remove DF_REF_EXTRACT case. * df-scan.c (df_ref_record): Remove last three arguments, do not pass them to df_ref_create_structure. (df_uses_record): Remove first and last three arguments. Replace first argument with DF_REF_REGULAR, adjust calls to remove the width, offset and mode. Always call recursively on the second and third argument of ZERO_EXTRACT and SIGN_EXTRACT. (df_ref_create_structure): Remove first argument. (struct df_scan_problem_data): Remove ref_extract_pool. (df_scan_free_internal): Do not free it. (df_scan_alloc): Do not allocate it. (df_ref_create): Remove last three arguments, do not pass them to df_ref_create_structure. (df_free_ref): Remove DF_REF_EXTRACT case. (df_notes_rescan): Adjust call to df_uses_record. (df_ref_equal_p, df_ref_compare, df_ref_create_structure): Remove DF_REF_EXTRACT case. (df_def_record_1): Do not special case class for a ZERO_EXTRACT lhs. Adjust calls to df_ref_record, using DF_REF_REGULAR for all REG and SUBREG definitions. (df_get_conditional_uses): Remove references to width/offset/mode, adjust call to df_ref_create_structure. (df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect, df_entry_block_defs_collect, df_exit_block_uses_collect): Adjust calls to df_uses_record and df_ref_record. * fwprop.c (update_df): Remove references to width/offset/mode, adjust call to df_ref_create. 2010-09-03 Jan Hubicka * ipa.c (build_cdtor): Take VECtor as argument; fix array walk. (build_cdtor_fns): Update use of build_cdtor. 2010-09-03 Joseph Myers * doc/options.texi (SeparateAlias): Document. * opt-functions.awk (switch_flags): Handle SeparateAlias. * opth-gen.awk: Generate enumeration names for options marked SeparateAlias, but not for those marked Ignore. * opts-common.c (generate_canonical_option): Don't output separate argument for options marked CL_SEPARATE_ALIAS. (decode_cmdline_option): Handle CL_SEPARATE_ALIAS. * opts.h (CL_SEPARATE_ALIAS): New. (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER, CL_TARGET, CL_COMMON): Adjust definitions. * config/i386/darwin.opt, config/mips/sde.opt: New. * common.opt (fdump-final-insns): New. * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add i386/darwin.opt. (mips*-sde-elf*): Add mips/sde.opt. * config/mips/sde.h (DRIVER_SELF_SPECS): Don't handle -mno-data-in-code and -mcode-xonly here. * defaults.h (DEFAULT_SWITCH_TAKES_ARG): Add 'd'. * gcc.c (option_map): Add "j" to --dump entry. (translate_options): Don't translate -d to -foutput-class-dir= here. 2010-09-03 Sebastian Pop * tree-data-ref.c (dr_may_alias_p): Replace !DR_IS_READ with DR_IS_WRITE. (compute_all_dependences): Same. (create_rdg_edge_for_ddr): Same. * tree-data-ref.h (DR_IS_WRITE): New. (ddr_is_anti_dependent): Replace !DR_IS_READ with DR_IS_WRITE. * tree-if-conv.c (write_memrefs_written_at_least_once): Same. (write_memrefs_written_at_least_once): Same. * tree-predcom.c (suitable_component_p): Same. (determine_roots_comp): Same. (execute_load_motion): Same. * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Same. (vect_enhance_data_refs_alignment): Same. (vect_analyze_group_access): Same. 2010-09-03 Joern Rennecke PR testsuite/42843 * Makefile.in (PLUGINCC): Define in terms of @CC@ / @CXX@ (PLUGINCFLAGS): Define in terms of @CFLAGS@ / @CXXFLAGS@ 2010-09-03 Marcin Baczynski * dwarf2out.c (file scope): Remove #if0'd code. (gen_subprogram_die): Same. 2010-09-03 Jakub Jelinek PR middle-end/45484 * dwarf2out.c (flush_queued_reg_saves): Rename to... (dwarf2out_flush_queued_reg_saves): ... this. No longer static. (dwarf2out_frame_debug_expr, dwarf2out_frame_debug): Adjust callers. * dwarf2out.h (dwarf2out_flush_queued_reg_saves): New prototype. * config/i386/i386.c (output_set_got): Call it. 2010-09-03 Michael Matz PR middle-end/45415 * tree-sra.c (sra_modify_assign): If we modify the statement, say so. * tree-ssa.c (verify_ssa): Check number of operands and links per statement to agree. 2010-09-03 Uros Bizjak Iain Sandoe PR target/45476 * config/i386/t-darwin (LIB2FUNCS_EXCLUDE): New. * config/i386/darwin.h (LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE): New defines. 2010-09-03 Richard Guenther * lto-streamer-out.c (output_function): Output function start and end loci. * lto-streamer-in.c (input_function): Input function start and end loci. 2010-09-03 Andreas Krebbel * configure.ac: Use the GCC_AC_ENABLE_DECIMAL_FLOAT macro. * Makefile.in: Add aclocal.m4 dependency to dfp.m4. * configure: Regenerate. * aclocal.m4: Regenerate. 2010-09-03 Jan Hubicka PR lto/44812 * lto-cgraph.c (intput_node, input_varpool_node): Set DECL_EXTERNAL on functions/variables in other partition. 2010-09-03 Jan Hubicka * cgraph.h (struct varpool_node): Add const_value_known. (varpool_decide_const_value_known): Declare. * tree-ssa-ccp.c (fold_const_aggregate_ref): Update initializer folding. * lto-cgraph.c (lto_output_varpool_node): Store const_value_known. (input_varpool_node): Restore const_value_known. * tree-ssa-loop-ivcanon (constant_after_peeling): Check varpool for initializer folding. * ipa.c (ipa_discover_readonly_nonaddressable_var, function_and_variable_visibility): Compute const_value_known. * gimple-fold.c (get_symbol_constant_value): Use varpool for initializer folding. * varpool.c (varpool_decide_const_value_known): New function. 2010-09-03 Uros Bizjak * config/i386/i386.md: Remove empty preparation statements from splitters. 2010-09-03 Jan Hubicka * passes.c (rest_of_decl_compilation): Do not add local vars into varpool. * varpool.c (varpool_get_node, varpool_node): Sanity check that only static or extern vars are in varpool. (varpool_finalize_decl): Sanity check that only static vars are finalized. 2010-09-03 Jakub Jelinek PR debug/45500 * dwarf2out.c (rtl_for_decl_init): Give up for all generic vectors, not just generic vectors with BLKmode. 2010-09-03 Richard Guenther * tree.def (TARGET_MEM_REF): Merge TMR_SYMBOL and TMR_BASE. Move TMR_OFFSET to second operand. Add TMR_INDEX2. * tree.h (TMR_SYMBOL): Remove. (TMR_BASE, TMR_OFFSET): Adjust. (TMR_INDEX2): New. * alias.c (ao_ref_from_mem): Use TMR_BASE. * builtins.c (get_object_alignment): Merge TMR_BASE and TMR_SYMBOL handling. * cfgexpand.c (expand_debug_expr): Use TMR_BASE. * gimple.c (get_base_address): Merge MEM_REF and TARGET_MEM_REF handling. Also allow TARGET_MEM_REF as base address. (walk_stmt_load_store_addr_ops): TMR_BASE is always non-NULL. * gimplify.c (gimplify_expr): Gimplify TMR_BASE like MEM_REF base. Gimplify TMR_INDEX2. * tree-cfg.c (verify_types_in_gimple_reference): Adjust. * tree-dfa.c (get_ref_base_and_extent): Likewise. (get_addr_base_and_unit_offset): Likewise. * tree-eh.c (tree_could_trap_p): Likewise. * tree-pretty-print.c (dump_generic_node): Likewise. * tree-ssa-address.c (tree_mem_ref_addr): Simplify. Handle TMR_INDEX2. (create_mem_ref_raw): Merge symbol and base. Move 2ndary base to index2. (get_address_description): Reconstruct addres description from merged TMR_BASE and TMR_INDEX2. (maybe_fold_tmr): Fold propagated addresses. * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Merge MEM_REF and TARGET_MEM_REF paths. (indirect_refs_may_alias_p): Likewise. * tree-ssa-live.c (mark_all_vars_used_1): Handle TMR_INDEX2 instead of TMR_SYMBOL. * tree-ssa-operands.c (get_tmr_operands): Simplify. * tree-ssa-pre.c (create_component_ref_by_pieces_1): Adjust according to changes ... * tree-ssa-sccvn.c (copy_reference_ops_from_ref): ... here. Split TARGET_MEM_REF into two fields plus the base. * tree.c (mem_ref_offset): Simplify. * tree-ssa-loop-im.c (for_each_index): Handle TMR_INDEX2. * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise. Strip NOPs when folding MEM_REF addresses. * tree-ssa-sink.c (is_hidden_global_store): Handle TARGET_MEM_REF. * gimple-fold.c (maybe_fold_reference): Fold TARGET_MEM_REF here ... (fold_gimple_assign): ... not here. 2010-09-03 Mingjie Xing * config/mips/mips.h (SHIFT_COUNT_TRUNCATED): Change the definition. * config/mips/mips.c (mips_shift_truncation_mask): New function. (TARGET_SHIFT_TRUNCATION_MASK): Define. 2010-09-02 Richard Henderson * configure.ac (gcc_cv_as_cfi_advance_working): Use objdump instead of readelf in the test. (gcc_cv_as_cfi_sections_directive): Check for correct relocation in the .debug_frame section for coff targets. * configure: Rebuild. 2010-09-02 Anatoly Sokolov * config/m32c/m32c.h (CLASS_LIKELY_SPILLED_P): Remove. * config/m32c/m32c-protos.h (m32c_class_likely_spilled_p): Remove. * config/m32c/m32c.c (TARGET_CLASS_LIKELY_SPILLED_P): Define. (m32c_class_likely_spilled_p): Make static. Change argument type to reg_class_t. Change result type to bool. 2010-09-02 Michael Meissner * config/rs6000/rs6000.opt (-mfriz): New switch to control whether to convert (double)(long) into a single FRIZ instruction or not when -ffast-math is used. * config/rs6000/vsx.md (VSX_DF): New iterator for DF/V2DF modes. (vsx_float_fix_2): Optimize (double)(long) into X{S,V}RDPIZ or FRIZ instruction if -ffast-math. * config/rs6000/rs6000.md (friz): Ditto. * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mfriz. 2010-09-02 Joseph Myers * opth-gen.awk (quote, comma): Remove unused variables. 2010-09-02 Ryan Mansfield * arm.c (arm_override_options): Correct fall-back code to use SUBTARGET_CPU_DEFAULT. 2010-09-02 Julian Brown * config/arm/neon.md (UNSPEC_VCLE, UNSPEC_VCLT): New constants for unspecs. (vcond, vcondu): New expanders. (neon_vceq, neon_vcge, neon_vcgt): Support comparisons with zero. (neon_vcle, neon_vclt): New patterns. * config/arm/constraints.md (Dz): New constraint. 2010-09-02 Anatoly Sokolov * target.def (class_likely_spilled_p): New hook. * doc/tm.texi.in (TARGET_CLASS_LIKELY_SPILLED_P): Document. * doc/tm.texi: Regenerate. * targhooks.c (default_class_likely_spilled_p): New function. * targhooks.h (default_class_likely_spilled_p): Declare. * regs.h (CLASS_LIKELY_SPILLED_P): Remove. * combine.c (cant_combine_insn_p, likely_spilled_retval_p): Use TARGET_CLASS_LIKELY_SPILLED_P target hook. Use HARD_REGISTER_P macro. Use fixed_reg_set instead of fixed_regs. * cse.c (hash_rtx_cb): Use TARGET_CLASS_LIKELY_SPILLED_P target hook. * calls.c (avoid_likely_spilled_reg): Ditto. * ira-conflicts.c (ira_build_conflicts): Ditto. * ira.c (update_equiv_regs): Ditto. * mode-switching.c (create_pre_exit): Ditto. * regmove.c (find_matches): Ditto. (regclass_compatible_p): Use TARGET_CLASS_LIKELY_SPILLED_P target hook. * reload.c (SMALL_REGISTER_CLASS_P): Remove macro. (small_register_class_p): New inline function. (push_secondary_reload, find_reusable_reload, find_reloads): Use small_register_class_p instead of SMALL_REGISTER_CLASS_P. * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Remove. * config/i386/i386.c (ix86_class_likely_spilled_p): New. (TARGET_CLASS_LIKELY_SPILLED_P): Define. 2010-09-02 Richard Guenther PR tree-optimization/44937 PR tree-optimization/45412 * ipa-split.c (split_function): Properly remove PHI nodes. 2010-09-02 Joseph Myers * opts.h (struct cl_option): Add warn_message field. (struct cl_decoded_option): Add warn_message field. * doc/options.texi (Ignore, Warn): Document. * opt-functions.awk (needs_state_p): Don't consider aliases or ignored options to need state saved. * optc-gen.awk: Handle Warn and Ignore. * opth-gen.awk: Output OPT_SPECIAL_ignore. * opts-common.c (decode_cmdline_option): Set warn_message field. Handle ignored options. (decode_cmdline_options_to_array, generate_option, generate_option_input_file): Set warn_message field. (read_cmdline_option): Generate warnings from warn_message field. Handle ignored options. * common.opt (Wunreachable-code, fargument-alias, fargument-noalias, fargument-noalias-global, fargument-noalias-anything, fcse-skip-blocks, fforce-addr, floop-optimize, frerun-loop-opt, fsched2-use-traces, fsee, fstrength-reduce, ftree-store-ccp, ftree-store-copy-prop, ftree-salias): Mark Ignore. * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -mcpu, -mintel-syntax and -mno-intel-syntax here. * config/i386/i386.opt (mcpu=, mintel-syntax): Define as aliases using Warn. * opts.c (common_handle_option): Don't handle options marked as ignored. (enable_warning_as_error): Handle ignored options. 2010-09-02 Joseph Myers PR driver/44076 * opts.h (struct cl_option): Add alias_arg, neg_alias_arg and alias_target fields. * opt-functions.awk (opt_sanitized_name): Don't handle finline-limit=, Wlarger-than= and ftemplate-depth= specially. * optc-gen.awk: Generate alias fields. * opth-gen.awk: Explicitly give values for OPT_* enum constants. Don't generate such constants for aliases. * opts-common.c (generate_canonical_option): New. (decode_cmdline_option): Handle aliases. Use generate_canonical_option for known options instead of copying the input option text. * doc/options.texi (Alias): Document. * common.opt (W, Wlarger-than-, aux-info=, finline-limit-, fstack-check, specs): Mark as aliases. * gcc.c (driver_handle_option): Canonicalize -L options to joined arguments. (driver_handle_option): Don't handle OPT_specs. * opts.c (common_handle_option): Don't handle options marked as aliases. (enable_warning_as_error): Handle aliases. * stor-layout.c (layout_decl): Use OPT_Wlarger_than_ instead of OPT_Wlarger_than_eq. * tree-optimize.c (tree_rest_of_compilation): Use OPT_Wlarger_than_ instead of OPT_Wlarger_than_eq. 2010-09-02 Uros Bizjak * config/i386/i386.md (nonmemory_operand): New mode attribute. (push memory peephole2): Macroize peepholes using SWI mode iterator. (move immediate to memory peephole2): Macroize peepholes using SWI124 mode iterator. (non-pairable NOT peephole2): Macroize peepholes using SWI124 mode iterator. (simple lea add peephole2): Macroize peepholes using SWI48 mode iterator. (simple lea mult peephole2): Ditto. (imul by 3,5,9 to lea peephole2): Ditto. (mov $-1, reg peephole2): Macroize peepholes using SWI248 mode iterator. (imul $32bit_imm,mem,reg peephole2): Ditto. (imul $8/16bit_imm,regmem,reg peephole2): Ditto. 2010-09-02 Ian Bolton * tree-ssa-loop-prefetch.c: Fix comment at head of file. 2010-09-02 Olivier Hainque * ira-color.c (SORTGT): New macro, helper for qsort callbacks. (allocno_priority_compare_func): Use it instead of a straight difference computation over priorities. 2010-09-02 Andi Kleen * opts.c (common_handle_option): Fix OPT_fwhopr/fwhopr_ handling. 2010-09-02 Ira Rosen * tree-vectorizer.h (get_later_stmt): New function. (vect_analyze_data_ref_dependences): Add argument. * tree-vect-loop.c (vect_analyze_loop): Update call to vect_analyze_data_ref_dependences. * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): New function. (vect_analyze_data_ref_dependence): Add argument for basic block dependencies. Check dependencies in basic block vectorization. (vect_analyze_data_ref_dependences): Add argument and update call to vect_analyze_data_ref_dependences. * tree-vect-slp.c (vect_find_last_store_in_slp_instance): New. (vect_bb_vectorizable_with_dependencies): New. (vect_slp_analyze_bb): Check dependencies in basic block. (vect_schedule_slp_instance): Insert stores before the last store in SLP instance. 2010-09-02 Uros Bizjak PR target/45476 * config/i386/freebsd.h (LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE): New defines. 2010-09-01 Jakub Jelinek PR middle-end/45458 * bb-reorder.c (add_labels_and_missing_jumps): Treat bbs ending with throwing insns like blocks ending with a call. (fix_up_fall_thru_edges): Likewise. 2010-09-01 Nathan Froyd * config/m32c/m32c-protos.h (m32c_function_arg): Delete. (m32c_function_arg_advance): Delete. * config/m32c/m32c.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/m32c/m32c.c (m32c_function_arg): Make static. Adjust comments. Take a const_tree and a bool. Declare. (m32c_function_arg_advance): Likewise. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-09-01 Uros Bizjak PR target/45476 * config/i386/cygming.h (LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE): Move from ... * config/i386/mingw32.h: ... here. 2010-09-01 Andi Kleen PR lto/45475 * lto-streamer-in.c (lto_input_ts_target_option): Add. (lto_input_tree_pointers): Call lto_input_ts_target_option. * lto-streamer-out (lto_output_ts_target_option): Add. (lto_output_tree_pointers): Call lto_output_ts_target_option. 2010-09-01 Kai Tietz PR/target 45452 * config/i386/cygwin.h: Change order of specified import libraries. * config/i386/mingw32.h: Likewise. * config/i386/t-cygwin: Likewise. * config/i386/t-mingw32: Likewise. * config/i386/t-mingw-w32: Likewise. * config/i386/t-mingw-w64: Likewise. 2010-09-01 Ramana Radhakrishnan * config/arm/neon-schedgen.ml (core): New type. (allCores): List of supported cores. (availability_table): Add supported cores. (collate_bypasses): Accept core as a parameter. (worst_case_latencies_and_bypasses): Accept core as a parameter. (emit_insn_reservations): Accept core as a parameter. Use tuneStr and coreStr to get tune attribute and prefix for functional units. (emit_bypasses): Accept core name and use it. (calculate_per_core_availability_table): New. (filter_core): New. (calculate_core_availability_table): New. (main): Use calculate_core_availablity_table. * config/arm/cortex-a8-neon.md: Update copyright year. Regenerated from ml file and merged in. (neon_mrrc, neon_mrc): Rename to cortex_a8_neon_mrrc and cortex_a8_neon_mrc. 2010-09-01 Ian Bolton * Makefile.in (tree-switch-conversion.o): Update dependencies. 2010-09-01 Richard Guenther * alias.c (ao_ref_from_mem): Adjust. * builtins.c (get_object_alignment): Likewise. * cfgexpand.c (expand_debug_expr): Likewise. * gimple.c (get_base_address): Likewise. * tree-dfa.c (get_ref_base_and_extent): Likewise. (get_addr_base_and_unit_offset): Likewise. Fix for both TMR_SYMBOL and TMR_BASE being set. * tree-eh.c (tree_could_trap_p): Likewise. * gimplify.c (gimplify_expr): Do not attempt to gimplify TMR_SYMBOL. Always gimplify TMR_BASE. * tree-cfg.c (verify_types_in_gimple_reference): Verify TMR_BASE if there is a TMR_SYMBOL. * tree-pretty-print.c (dump_generic_node): Adjust. * tree-ssa-address.c (addr_for_mem_ref): Likewise. (tree_mem_ref_addr): Likewise. (create_mem_ref_raw): Likewise. (move_fixed_address_to_symbol): Likewise. (create_mem_ref): Likewise. (dump_mem_address): Likewise. * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Adjust. Fix for both TMR_SYMBOL and TMR_BASE being set. (indirect_refs_may_alias_p): Likewise. * tree-ssa-operands.c (get_tmr_operands): Adjust. * tree.def (TARGET_MEM_REF): Adjust documentation. 2010-09-01 Uros Bizjak * config/i386/i386.h (enum ix86_tune_indices) : Rename from X86_TUNE_ADD_ESP_4. : Rename from X86_TUNE_ADD_ESP_8. : Rename from X86_TUNE_SUB_ESP_4. : Rename from X86_TUNE_SUB_ESP_8. (TARGET_SINGLE_POP): Rename from TARGET_ADD_ESP_4. (TARGET_DOUBLE_POP): Rename from TARGET_ADD_ESP_8. (TARGET_SINGLE_PUSH): Rename from TARGET_SUB_ESP_4. (TARGET_DOUBLE_POP): Rename from TARGET_SUB_ESP_8. * config/i386/i386.c (initial_ix86_tune_features) : Invert members. : Ditto. : Ditto. : Ditto. * config/i386/i386.md (*pop1): Rename from pop1. No longer exported. (push peephole2 patterns): Macroize peepholes using P mode iterator. Adjust for renamed TARGET_{SINGLE,DOUBLE}_PUSH defines. (pop peephole2 patterns): Macroize peepholes using P mode iterator. Adjust for renamed TARGET_{SINGLE,DOUBLE}_POP defines. 2010-09-01 Eric Botcazou * gimplify.c (gimplify_init_constructor): Do not create a temporary for a volatile LHS if the constructor has only one element. 2010-09-01 Mikael Pettersson PR bootstrap/45321 * tree.c (stdarg_p): Make fntype parameter const. * tree.h (stdarg_p): Likewise. (function_args_iterator): Remove unused fntype field. (function_args_iter_init): Do not initialize fntype field. Make fntype parameter const. 2010-09-01 Richard Guenther * tree-vrp.c (adjust_range_with_scev): Use number of iteration estimate. (vrp_visit_phi_node): Delay using SCEV till we balloon the range. (execute_vrp): Compute number of iteration estimates. * cfgloop.h (estimate_numbers_of_iterations_loop): Adjust prototype. * tree-flow.h (estimate_numbers_of_iterations): Likewise. * tree-data-ref.c (estimated_loop_iterations): Adjust. * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Infer loop bounds from undefined behavior based on a new parameter. (estimate_numbers_of_iterations): Likewise. (scev_probably_wraps_p): Adjust. * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise. 2010-09-01 Nick Clifton * config/stormy16/stormy16.c: Use REG_P, MEM_P and CONST_INT_P where appropriate. (xstormy16_legitimate_address_p): Use true and false instead of 1 and 0. (xstormy16_expand_prologue): Delete unused local variable 'insn'. (xstormy16_function_arg): Use FIRST_ARGUMENT_REGNUM in place of magic constant 2. (xstormy16_expand_call): Fix comment at start of function. 2010-09-01 Nick Clifton * config/rx/rx.c (rx_expand_prologue): Do not adjust frame size when pushing accumulator register. (rx_get_stack_layout): Always save call clobbered registers inside interrupt handlers. * config/rx/rx-modes.def: Fix descriptive comment at start of file. 2010-09-01 Uros Bizjak * config.gcc (i[34567]86-*-freebsd*, x86_64-*-freebsd*): Add i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file. * libgcc-std.ver (GCC_4.6.0): Define version. 2010-08-31 Eric Botcazou * tree-nested.c (convert_all_function_calls): Iterate until after the sum of static chains in the nest doesn't change. 2010-08-31 Anatoly Sokolov * config/m32c/m32c.c (classes_intersect): Remove. (m32c_preferred_reload_class, m32c_secondary_reload_class): Use reg_classes_intersect_p instead of classes_intersect. (class_can_hold_mode): Change arguments type from enum reg_class to reg_class_t. Use reg_class_contents instead of class_contents. (m32c_register_move_cost): Make static. Change arguments type from enum reg_class to reg_class_t. Use reg_classes_intersect_p instead of classes_intersect. Use reg_class_contents instead of class_contents. (m32c_memory_move_cost): Make static. Change arguments type from enum reg_class to reg_class_t. (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define. * config/m32c/m32c.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove. * config/m32c/m32c-protos.h (m32c_register_move_cost, m32c_memory_move_cost): Remove. 2010-08-31 Nathan Froyd * config/arm/arm-protos.h (arm_function_arg_advance): Delete. (arm_function_arg): Delete. (arm_needs_doubleword_align): Take a const_tree. * config/arm/arm.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/arm/arm.c (aapcs_select_call_coproc): Take a const_tree. (aapcs_layout_arg, arm_needs_doubleword_align): Likewise. (arm_function_arg): Make static. Take a const_tree and a bool. (arm_function_arg_advance): Likewise. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-08-31 Andi Kleen * common.opt (fwhopr=): Update for -fwhopr=jobserver * doc/invoke.texi (fwhopr): Document -fwhopr=jobserver. * lto-wrapper.c (run_gcc): Add jobserver mode. * opts.c (common_handle_option): Fix OPT_fwhopr for non numeric argument. 2010-08-31 Uros Bizjak * config/i386/i386.md (popdi1): Rewrite using POST_INC memory operand. (popsi1): Ditto. (*popdi1_epilogue): Ditto. (*popsi1_epilogue): Ditto. (popsi, popdi peephole2 patterns): Update peepholes for changed pop{si,di}1 and *pop{si,di}1_epilogue patterns. (pop1): Macroize insn from pop{si,di}1 using P code iterator. (*pop1_epilogue): Ditto from *pop{si,di}1_epilogue. * config/i386/i386.c (*ix86_gen_pop1): Remove indirect function. (override_options): Do not initialize removed ix86_gen_pop1. (gen_pop): New static function. (ix86_expand_prologue): Use gen_pop instead of ix86_gen_pop1. (release_scratch_register_on_entry): Ditto. (ix86_restore_reg_using_pop): Ditto. (ix86_expand_epilogue): Ditto. 2010-08-31 Jakub Jelinek PR middle-end/45461 * builtins.c (dummy_object): Return a MEM_REF instead of INDIRECT_REF. 2010-08-31 Nathan Froyd * config/fr30/fr30.c (fr30_move_double): Delete `dregno' and extra semicolons. 2010-08-31 Francois-Xavier Coudert * doc/extend.texi: Fix documentation of the return value of __builtin_choose_expr. 2010-08-31 Nathan Froyd * config/v850/v850-protos.h (function_arg): Delete. * config/v850/v850.h (FUNCTION_ARG): Delete. (FUNCTION_ARG_ADVANCE): Move code to... * config/v850/v850.c (v850_function_arg_advance): ...here. (v850_function_arg): Make static. Take a const_tree and a bool. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-08-31 Nathan Froyd * config/m32r/m32r.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Move these... (ROUND_ADVANCE, ROUND_ADVANCE_ARG, ROUND_ADVANCE_CUM, PASS_IN_REG_P): ...and these... * config/m32r/m32r.c (m32r_function_arg, m32r_function_arg_advance): ..to here.. (ROUND_ADVANCE, ROUND_ADVANCE_ARG, ROUND_ADVANCE_CUM, PASS_IN_REG_P): ...and here. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-08-31 Nathan Froyd * config/rx/rx-protos.h (rx_function_arg, rx_function_arg_size): Delete. * config/rx/rx.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/rx/rx.c (rx_function_arg_size): Make static. (rx_function_arg): Likewise. (rx_function_arg_advance): New function. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-08-31 John Tytgat * config/arm/arm.c (arm_override_options): Remove superfluous test. Fix indentation. 2010-08-31 Eric Botcazou * dwarf2out.c (gen_decl_die) : Do not skip in Ada. (dwarf2out_decl) : Likewise. 2010-08-30 Eric Botcazou Stack usage support * common.opt (-fstack-usage): New option. * doc/invoke.texi (Debugging options): Document it. * builtins.c (expand_builtin_apply): Pass TRUE as 4th argument to allocate_dynamic_stack_space. (expand_builtin_alloca): Add 4th bool parameter CANNOT_ACCUMULATE and propagate it to allocate_dynamic_stack_space. (expand_builtin) : Adjust for above change. * calls.c (initialize_argument_information): Pass TRUE as 4th argument to allocate_dynamic_stack_space. (expand_call): Set current_function_has_unbounded_dynamic_stack_size to 1 when pushing a variable-sized argument onto the stack. Pass TRUE as 4th argument to allocate_dynamic_stack_space. Update current_function_pushed_stack_size. (emit_library_call_value_1): Likewise. * explow.c (allocate_dynamic_stack_space): Add 4th bool parameter CANNOT_ACCUMULATE. If flag_stack_usage, look into the size and attempt to find an upper bound. Remove redundant code for the SETJMP_VIA_SAVE_AREA case. * expr.h (allocate_dynamic_stack_space): Add 4th bool parameter. * function.h (struct stack_usage): New structure. (current_function_static_stack_size): New macro. (current_function_dynamic_stack_size): Likewise. (current_function_pushed_stack_size): Likewise. (current_function_dynamic_alloc_count): Likewise. (current_function_has_unbounded_dynamic_stack_size): Likewise. (current_function_allocates_dynamic_stack_space): Likewise. (struct function): Add new field 'su'. * function.c (instantiate_virtual_regs): If SETJMP_VIA_SAVE_AREA, add the value of the dynamic offset to the dynamic stack usage. (gimplify_parameters): Set ALLOCA_FOR_VAR_P on call to BUILT_IN_ALLOCA for variable-sized objects. (prepare_function_start): Allocate cfun->su if flag_stack_usage. (rest_of_handle_thread_prologue_and_epilogue): Call output_stack_usage. * gimplify.c (gimplify_decl_expr): Set ALLOCA_FOR_VAR_P on call to BUILT_IN_ALLOCA for variable-sized objects. * output.h (output_stack_usage): Declare. * toplev.c (stack_usage_file): New file pointer. (output_stack_usage): New function. (open_auxiliary_file): Likewise. (lang_dependent_init): Open file if flag_stack_usage is set. (finalize): Close file if stack_usage_file is not null. * tree.h (ALLOCA_FOR_VAR_P): New macro. * config/alpha/alpha.c (compute_frame_size): New function. (alpha_expand_prologue): Use it. (alpha_start_function): Likewise. (alpha_expand_epilogue): Likewise. Set stack usage info. * config/i386/i386.c (ix86_expand_prologue): Likewise. * config/ia64/ia64.c (ia64_expand_prologue): Likewise. * config/mips/mips.c (mips_expand_prologue): Likewise. * config/pa/pa.c (hppa_expand_prologue): Likewise. * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise. * config/sparc/sparc.c (sparc_expand_prologue): Likewise. 2010-08-30 Zdenek Dvorak PR tree-optimization/45427 * tree-ssa-loop-niter.c (number_of_iterations_ne_max): Rewritten. Handle the case that the exit is never taken correctly. (number_of_iterations_ne): Pass exit_must_be_taken to number_of_iterations_ne_max. 2010-08-30 Catherine Moore * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): Infer -mdspr2 for the the 74K. 2010-08-30 Jakub Jelinek PR debug/45419 * tree-ssa-live.c (dump_enumerated_decls): Clear the whole wi variable. PR middle-end/45423 * gimplify.c (goa_stabilize_expr): Handle TRUTH_NOT_EXPR and TRUTH_{AND,OR,XOR}_EXPR. * c-parser.c (c_parser_omp_atomic): Handle boolean {PRE,POST}_{INC,DEC}REMENT. 2010-08-30 Nathan Froyd * config/xtensa/xtensa-protos.h (function_arg_advance): Delete. (function_arg): Delete. * config/xtensa/xtensa.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. (FUNCTION_INCOMING_ARG): Delete. * config/xtensa/xtensa.c (function_arg_advance): Rename to... (xtensa_function_arg_advance): ...this. Make static. Take a const_tree and a bool. (function_arg): Rename to... (xtensa_function_arg_1): ...this. Make static. Take a const_tree and a bool. (xtensa_function_arg, xtensa_function_incoming_arg): Nex functions. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. (TARGET_FUNCTION_INCOMING_ARG): Define. 2010-08-30 Richard Guenther PR tree-optimization/21602 * builtins.c (fold_builtin_memory_op): Fold memmove to memcpy using points-to information. 2010-08-30 H.J. Lu * config/linux.h (TARGET_HAS_SINCOS): Replace | with ||. 2010-08-30 Richard Guenther PR tree-optimization/45449 * tree-ssa-live.c (remove_unused_locals): Also remove address-taken variables. 2010-08-30 Joseph Myers * opts.h (CL_ERR_NEGATIVE): Define. * opts.c (unknown_option_callback): Don't postpone warnings for options marked with CL_ERR_NEGATIVE. * opts-common.c (decode_cmdline_option): Set CL_ERR_NEGATIVE error for negative versions of CL_REJECT_NEGATIVE options. 2010-08-30 Uros Bizjak * config/i386/i386.md (zero_extendsidi2_1): Rename from zero_extendsidi2_32. (zero_extenddi2): Macroize insn from zero_extend{qi,hi}di2 using SWI12 mode iterator. (zero_extendhisi2_and): Merge insn pattern and corresponding spliter to define_insn_and_split pattern. (zero_extendqi2): Macroize expander from zero_extendqi{hi,si}2 using SWI24 mode iterator. (*zero_extendqi2_and): Macroize insn from *zero_extendqi{hi,si}2_and using SWI24 mode iterator. (*zero_extendqi2_movzbl_and): Macroize insn from *zero_extendqihi2_movzbw_and and *zero_extendqisi2_movzbl_and using SWI24 mode iterator. (*zero_extendqi2_movzbl): Ditto from *zero_extendqi{hi,si}2_movzbl. (extendsidi2_1): Rename from extendsidi2_32. (extenddi2): Macroize insn from extend{qi,hi}di2 using SWI12 mode iterator. 2010-08-29 Eric Botcazou * config/ia64/ia64.h (HARD_REGNO_NREGS): Return 1 for CCImode in general purpose registers. (HARD_REGNO_MODE_OK): Accept CCImode in general purpose registers. * config/ia64/ia64.md (*movcci): Change to named pattern. Deal with general purpose registers and memory operands. Add associated CCImode post-reload splitter. * config/ia64/div.md: Change BImode to CCImode throughout. 2010-08-28 Eric Botcazou * config/ia64/ia64.md (cstorebi4): Fix thinko. 2010-08-28 Hariharan Sandanagobalane * config/picochip/picochip.c (reorder_var_tracking_notes): This function was dropping debug insns which caused PR45299. 2010-08-28 Uros Bizjak * config/i386/sse.md (extsuffix): New code attribute. (sse4_1_v8qiv8hi2): Macroize insn from sse4_1_extendv8qiv8hi2 and sse4_1_zero_extendv8qiv8hi2 using any_extend code iterator. (sse4_1_v4qiv4si2): Ditto from sse4_1_extendv4qiv4si2 and sse4_1_zero_extendv4qiv4si2. (sse4_1_v2qiv2di2): Ditto from sse4_1_extendv2qiv2di2 and sse4_1_zero_extendv2qiv2di2. (sse4_1_v4hiv4si2): Ditto from sse4_1_extendv4hiv4si2 and sse4_1_zero_extendv4hiv4si2. (sse4_1_v2hiv2di2): Ditto from sse4_1_extendv2hiv2di2 and sse4_1_zero_extendv2hiv2di2. (sse4_1_extendv2siv2di2): Ditto from sse4_1_extendv2siv2di2 and sse4_1_zero_extendv2siv2di2 (mulv8hi3_highpart): Macroize expander from {u,s}mulv8hi3_highpart using any_extend code iterator. (*avx_mulv8hi3_highpart): Macroize insn from *avx_{u,s}mulv8hi3_highpart using any_extend code iterator. (*mulv8hi3_highpart): Ditto from *{u,s}mulv8hi3_highpart. * config/i386/i386.c (ix86_expand_sse4_unpack): Update for renamed gen_sse4_1_sign_extend* functions. (struct builtin_description bdesc_args): Ditto. 2010-08-27 Xinliang David Li PR/45422 * tree-ssa-loop-ivopts.c (iv_ca_get_num_inv_exprs): Remove. (iv_ca_set_no_cp): Update used inv expr count. (iv_ca_set_cp): Ditto. (iv_ca_new): Initialize new member. (iv_ca_free): Free memory. 2010-08-27 Nathan Froyd * config/sh/sh-protos.h (sh_function_arg): Delete. (sh_function_arg_advance): Delete. * config/sh/sh.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. (PASS_IN_REG_P): Eliminate cast. * config/sh/sh.c (sh_function_arg_advance): Make static. Take a const_tree and a bool. (sh_function_arg): Likewise. (sh_output_mi_thunk): Call sh_function_arg_advance) and sh_function_arg. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-08-27 Naveen H.S Kaz Kojima * config/sh/sh.c (push_regs): Emit movml for interrupt handler when possible. (sh_expand_epilogue): Likewise. * config/sh/sh.md (movml_push_banked): New insn. (movml_pop_banked): Likewise. 2010-08-28 Bernd Schmidt * genautomata.c (gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof, gen_regexp_sequence): Use the string found in vector element 0 rather than the original string when there's only one element. (gen_regexp): Remove extra semicolon. * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp, movsf_vfp, thumb2_movsf_vfp): Set attribute "insn". * config/arm/arm.md (arm_ashrdi3_1bit, arm_lshrdi3_1bit, not_shiftsi, not_shiftsi_compare0, not_shiftsi_compare0_scratch, arm_one_cmplsi2, thumb1_one_cmplsi2, notsi_compare0, notsi_compare0_scratch, arm_zero_extendsidi2, arm_extendsidi2, thumb1_movdi_insn, arm_movsi_insn, movhi_insn_arch4, movhi_bytes, arm_movqi_insn, thumb1_movqi_insn arm32_movhf, thumb1_movhf, arm_movsf_soft_insn, thumb1_movsf_insn, thumb_movdf_insn, mov_scc, mov_negscc, mov_notscc, movsicc_insn, movsfcc_soft_insn, and_scc, cond_move, if_move_not, if_not_move, if_shift_move, if_move_shift, if_shift_shift, if_not_arith, if_arith_not, cond_move_not): Likewise. 2010-08-23 Michael Meissner * config/rs6000/rs6000-protos.h (rs6000_address_for_fpconvert): New declaration. (rs6000_allocate_stack_temp): Ditto. (rs6000_expand_convert_si_to_sfdf): Ditto. * config/rs6000/rs6000.c (rs6000_override_options): Adjust long line. Update the options set if power6 or power7 server/embedded type options are used. If we give a warning for no vsx under -mcpu=power7 -mno-altivec, mark -mvsx as an explicit option. (rs6000_allocate_stack_temp): New function to allocate a stack tempoary and adjust the address so it meets either REG+OFFSET or REG+REG addressing requirements. (rs6000_address_for_fpconvert): Adjust REG+OFFSET addresses so that they can be used with the LFIWAX/LFIWZX instrucitons. (rs6000_expand_convert_si_to_sfdf): New helper funciton for converting signed/unsigned SImode to either SFmode/DFmode. * config/rs6000/rs6000.h (TARGET_FCFID): New macros to determine whether certain instructions can be generated. (TARGET_FCTIDZ): Ditto. (TARGET_STFIWX): Ditto. (TARGET_LFIWAX): Ditto. (TARGET_LFIWZX): Ditto. (TARGET_FCFIDS): Ditto. (TARGET_FCFIDU): Ditto. (TARGET_FCFIDUS): Ditto. (TARGET_FCTIDUZ): Ditto. (TARGET_FCTIWUZ): Ditto. * config/rs6000/rs6000.md (UNSPEC_FCTIW): New unspec constants. (UNSPEC_FCTID): Ditto. (UNSPEC_LFIWAX): Ditto. (UNSPEC_LFIWZX): Ditto. (UNSPEC_FCTIWUZ): Ditto. (rreg): Use correct constraints. (SI_CONVERT_FP): New mode attribute for floating point conversion tests. (E500_CONVERT): Ditto. (lfiwax): New insns for converting from integer to floating point utilizing newer instructions. Attempt to optimize conversions that come from memory so that we don't load the value into a GPR, spill it to the stack and reload it into a FPR. (floatsi2_lfiwax): Ditto. (floatsi2_lfiwax_mem): Ditto. (floatsi2_lfiwax_mem2): Ditto. (lfiwzx): Ditto. (floatunssi2_lfiwzx): Ditto. (floatunssi2_lfiwzx_mem): Ditto. (floatunssi2_lfiwzx_mem2): Ditto. (floatdidf2_mem): Ditto. (floatunsdidf2_fcfidu): Ditto. (floatunsdidf2_mem): Ditto. (floatunsdisf2): Ditto. (floatunsdisf2_fcfidus): Ditto. (floatunsdisf2_mem): Ditto. (floatsidf2): Add support for LFIWAX/LFIWZX/FCFIDS/FCFIDU/FCFIDUS. Use FCFID on 32-bit hosts that support it. (floatsidf2_internal): Ditto. (floatunssisf2): Ditto. (floatunssidf2): Ditto. (floatunssidf2_internal): Ditto. (floatsisf2): Ditto. (floatdidf2): Ditto. (floatdidf2_fpr): Ditto. (floatunsdidf2): Ditto. (floatdisf2): Ditto. (floatdisf2_fcfids): Ditto. (floatdisf2_internal1): Ditto. (fixuns_truncsfsi2): Delete, merge into common pattern for both SF/DF. Add power7 support. (fix_truncsfsi2): Ditto. (fixuns_truncdfsi2): Ditto. (fixuns_truncdfdi2): Ditto. (fix_truncdfsi2): Ditto. (fix_truncdfsi2_internal): Ditto. (fix_truncdfsi2_internal_gfxopt): Ditto. (fix_truncdfsi2_mfpgpr): Ditto. (fctiwz): Ditto. (btruncdf2): Ditto. (btruncdf2_fpr): Ditto. (btructsf2): Ditto. (ceildf2): Ditto. (ceildf2_fpr): Ditto. (ceilsf2): Ditto. (floordf2): Ditto. (floordf2_fpr): Ditto. (floorsf2): Ditto. (rounddf2): Ditto. (rounddf2_fpr): Ditto. (roundsf2): Ditto. (fix_truncsi2): Combine SF/DF conversion into one insn. (fix_truncdi2): Ditto. (fixuns_truncsi2): Ditto. (fixuns_truncdi2): Ditto. (fctiwz_): Ditto. (btrunc2): Ditto. (btrunc2_fpr): Ditto. (ceil2): Ditto. (ceil2_fpr): Ditto. (floor2): Ditto. (float2_fpr): Ditto. (round2): Ditto. (round2_fpr): Ditto. (fix_truncsi2_stfiwx): New insn for machines with STFIWX. (fixuns_truncsi2_stfiwx): Ditto. (fix_truncdfsi2_internal): Ditto. (fix_truncsi2_mem): Combiner pattern to eliminate storing converted value on stack, loaded into GPR, and then stored into the final destination. (fix_truncdi2_fctidz): New pattern for targets supporting FCTIDZ. (lrintdi2): New insn, provide the lrint builtin functions. (ftruncdf2): Delete, unused. (fix_trunctfsi2_internal): Use gen_fctiwz_df, not gen_fctiwz. * config/rs6000/vsx.md (toplevel): Update copyright year. (VSr2): Use "ws" contraint for DFmode, not "!r#r". (VSr3): Ditto. 2010-08-27 Basile Starynkevitch Jeremie Salvucci * gengtype.c (output_type_enum): Test the right union member. 2010-08-27 Uros Bizjak PR target/41484 * config/i386/sse.md (sse4_1_extendv8qiv8hi2): Also accept memory operands for operand 1. (sse4_1_extendv4qiv4si2): Ditto. (sse4_1_extendv2qiv2di2): Ditto. (sse4_1_extendv4hiv4si2): Ditto. (sse4_1_extendv2hiv2di2): Ditto. (sse4_1_extendv2siv2di2): Ditto. (sse4_1_zero_extendv8qiv8hi2): Ditto. (sse4_1_zero_extendv4qiv4si2): Ditto. (sse4_1_zero_extendv2qiv2di2): Ditto. (sse4_1_zero_extendv4hiv4si2): Ditto. (sse4_1_zero_extendv2hiv2di2): Ditto. (sse4_1_zero_extendv2siv2di2): Ditto. (*sse4_1_extendv8qiv8hi2): Remove insn pattern. (*sse4_1_extendv4qiv4si2): Ditto. (*sse4_1_extendv2qiv2di2): Ditto. (*sse4_1_extendv4hiv4si2): Ditto. (*sse4_1_extendv2hiv2di2): Ditto. (*sse4_1_extendv2siv2di2): Ditto. (*sse4_1_zero_extendv8qiv8hi2): Ditto. (*sse4_1_zero_extendv4qiv4si2): Ditto. (*sse4_1_zero_extendv2qiv2di2): Ditto. (*sse4_1_zero_extendv4hiv4si2): Ditto. (*sse4_1_zero_extendv2hiv2di2): Ditto. (*sse4_1_zero_extendv2siv2di2): Ditto. 2010-08-27 Nathan Froyd * config/mips/mips-protos.h (mips_function_arg_advance): Delete (mips_function_arg): Delete. (mips_function_arg_boundary): Take a const_tree. * config/mips/mips.c (mips_function_arg_boundary): Likewise. (mips_arg_info): Likewise. (mips_setup_incoming_varargs): Call mips_function_arg_advance instead of FUNCTION_ARG_ADVANCE. (mips_function_arg_advance): Adjust prototype. Make static. (mips_function_arg): Likewise. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. * config/mips/mips.h (FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Delete. 2010-08-27 Nathan Froyd * config/rs6000/rs6000.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete. * config/rs6000/rs6000-protos.h (function_arg_advance): Delete. (function_arg): Delete. (function_arg_boundary): Take a const_tree. * config/rs6000/rs6000.c (function_arg_boundary): Likewise. (rs6000_spe_function_arg): Likewise. (rs6000_parm_start): Likewise. (rs6000_arg_size): Likewise. (rs6000_darwin64_record_arg_advance_recurse): Likewise. (rs6000_darwin64_record_arg): Likewise. Take a bool instead of an int. (rs6000_mixed_function_arg): Likewise. (function_arg): Rename to... (rs6000_function_arg): ...this. (function_arg_advance): Rename to... (rs6000_function_arg_advance_1): ...this (rs6000_function_arg_advance): New function. Call it. (setup_incoming_varargs): Call rs6000_function_arg_advance_1. (rs6000_return_in_memory): Adjust call to rs6000_darwin64_record_arg. (rs6000_function_value): Likewise. (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define. 2010-08-27 Ramana Radhakrishnan * config/arm/arm.md (enabled): Test the value of arch_enabled rather than just using it. 2010-08-27 Olivier Hainque Eric Botcazou * dse.c (group_info.base_mem, get_group_info): Use BLKmode to cover all the possible offsets from this base. (scan_reads_nospill): Pass base_mem's mode to canon_true_dependence. 2010-08-26 Jakub Jelinek PR tree-optimization/44485 * calls.c (flags_from_decl_or_type): For const or pure noreturn functions return ECF_LOOPING_CONST_OR_PURE|ECF_NORETURN together with ECF_CONST resp. ECF_PURE. * builtins.c (expand_builtin): Use flags_from_decl_or_type instead of querying flags directly. * tree-ssa-loop-niter.c (finite_loop_p): Likewise. * tree-ssa-dce.c (find_obviously_necessary_stmts): Likewise. 2010-08-26 Richard Guenther PR tree-optimization/45255 * tree.c (decl_address_invariant_p): DECL_DLLIMPORT_P statics and externals are also invariant. 2010-08-25 Jakub Jelinek PR rtl-optimization/44858 * combine.c (try_combine): If recog_for_combine added CLOBBERs to newi2pat, make sure they don't affect newpat. PR rtl-optimization/45400 * combine.c (simplify_shift_const_1) : Only use SUBREG_REG if both modes are of MODE_INT class. 2010-08-25 Julian Brown * config/arm/arm.c (arm_issue_rate): Return 2 for Cortex-A5. * config/arm/arm.md (generic_sched): No for Cortex-A5. (generic_vfp): Likewise. (cortex-a5.md): Include. * config/arm/cortex-a5.md: New. 2010-08-25 Richard Guenther * alias.c (get_alias_set): Assign a single alias-set to all pointers. * gimple.c (gimple_get_alias_set): Remove special handling for pointers. 2010-08-25 Bernd Schmidt PR middle-end/45355 * combine.c (try_combine): Use reg_overlap_mentioned_p rather than dead_or_set_p when computing i0_feeds_i2_n. * combine.c (find_split_point): Undo canonicalization of multiply-add to (minus x (mult)) when it seems likely that this will increase the chances of a split. 2010-08-25 Richard Guenther PR lto/44562 * lto-streamer.c (lto_record_common_node): Do not mess with TYPE_CANONICAL when not in lto. * gimple.c (gimple_register_type): Likewise. 2010-08-25 Richard Guenther PR tree-optimization/45316 * tree-ssa-pre.c (eliminate): Properly clean EH info. 2010-08-25 Richard Guenther PR tree-optimization/45393 * tree-ssa-math-opts.c (execute_cse_sincos_1): Properly transfer and clean EH info. Avoid SSA update. (execute_cse_sincos): Cleanup the CFG if it has changed. 2010-08-25 Richard Guenther PR middle-end/45379 * emit-rtl.c (set_mem_attributes_minus_bitpos): Handle TARGET_MEM_REF in alignment computation. 2010-08-25 Jakub Jelinek PR tree-optimization/45059 * tree-ssa-reassoc.c (eliminate_redundant_comparison): Strip useless type conversions from newop{1,2}. Assert t is a comparison and newop{1,2} after the stripping are gimple vals. 2010-08-25 Tejas Belagod * config/arm/iterators.md (VU, SE, V_widen_l): New. (V_unpack, US): New. * config/arm/neon.md (vec_unpack_hi_): Expansion for vmovl. (vec_unpack_lo_): Likewise. (neon_vec_unpack_hi_): Instruction pattern for vmovl. (neon_vec_unpack_lo_): Likewise. (vec_widen_mult_lo_): Expansion for vmull. (vec_widen_mult_hi_): Likewise. (neon_vec_mult_lo_"): Instruction pattern for vmull. (neon_vec_mult_hi_"): Likewise. (neon_unpack_): Widening move intermediate step for vectorizing without -mvectorize-with-neon-quad. (neon_vec_mult_): Widening multiply intermediate step for vectorizing without -mvectorize-with-neon-quad. * config/arm/predicates.md (vect_par_constant_high): Check for high-half lanes of a vector. (vect_par_constant_low): Check for low-half lanes of a vector. 2010-08-24 Sebastian Pop * tree-if-conv.c (struct ifc_dr): New. (IFC_DR): New. (DR_WRITTEN_AT_LEAST_ONCE): New. (DR_RW_UNCONDITIONALLY): New. (memref_read_or_written_unconditionally): Use the cached values when possible. (write_memref_written_at_least_once): Same. (if_convertible_loop_p): Initialize and free DR->aux fields. 2010-08-24 Sebastian Pop * gimple.c (gimple_could_trap_p_1): Not static anymore. Pass an extra bool parameter include_mem. (gimple_could_trap_p): Adjust call to gimple_could_trap_p_1. (gimple_assign_rhs_could_trap_p): Same. * gimple.h (gimple_could_trap_p_1): Declared. * tree-data-ref.h (same_data_refs_base_objects): New. (same_data_refs): New. * tree-if-conv.c (memrefs_read_or_written_unconditionally): New. (write_memrefs_written_at_least_once): New. (ifcvt_memrefs_wont_trap): New. (operations_could_trap): New. (ifcvt_could_trap_p): New. (if_convertible_gimple_assign_stmt_p): Call ifcvt_could_trap_p. Gets a vector of data refs. (if_convertible_stmt_p): Same. (if_convertible_loop_p_1): New. (if_convertible_loop_p): Call if_convertible_loop_p_1. 2010-08-24 Sebastian Pop * common.opt (ftree-loop-if-convert-stores): New flag. * doc/invoke.texi (ftree-loop-if-convert-stores): Documented. * tree-if-conv.c (ifc_temp_var): Pass an extra parameter GSI. Insert the created statement before GSI. (if_convertible_phi_p): Allow virtual phi nodes when flag_loop_if_convert_stores is set. (if_convertible_gimple_assign_stmt_p): Allow memory reads and writes Do not handle types that do not match is_gimple_reg_type. Remove loop and bb parameters. Call gimple_could_trap_p instead of when flag_loop_if_convert_stores is set, as LHS can contain memory refs. (if_convertible_stmt_p): Remove loop and bb parameters. Update calls to if_convertible_gimple_assign_stmt_p. (if_convertible_loop_p): Update call to if_convertible_stmt_p. (replace_phi_with_cond_gimple_assign_stmt): Renamed predicate_scalar_phi. Do not handle virtual phi nodes. (ifconvert_phi_nodes): Renamed predicate_all_scalar_phis. Call predicate_scalar_phi. (insert_gimplified_predicates): Insert the gimplified predicate of a BB just after the labels for flag_loop_if_convert_stores, otherwise insert the predicate in the end of the BB. (predicate_mem_writes): New. (combine_blocks): Call predicate_all_scalar_phis. When flag_loop_if_convert_stores is set, call predicate_mem_writes. (tree_if_conversion): Call mark_sym_for_renaming when flag_loop_if_convert_stores is set. (main_tree_if_conversion): Return TODO_update_ssa_only_virtuals when flag_loop_if_convert_stores is set. 2010-08-24 Anatoly Sokolov * config/pa/pa.c (hppa_register_move_cost, pa_libcall_value, pa_function_value_regno_p, pa_print_operand_punct_valid_p): New. (pa_function_value): Make static. (override_options): Rename to... (pa_option_override): ...this. Make static. (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_REGISTER_MOVE_COST, TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P, TARGET_OPTION_OVERRIDE): Define. * config/pa/pa.h (OVERRIDE_OPTIONS, FUNCTION_VALUE_REGNO_P, LIBCALL_VALUE, REGISTER_MOVE_COST, PRINT_OPERAND_PUNCT_VALID_P): Remove. * config/pa/pa-protos.h (override_options): Remove. 2010-08-24 Richard Guenther PR middle-end/45379 * tree-ssa-address.c (create_mem_ref_raw): Drop to MEM_REF if addr->index is NULL or zero. * tree-ssa-alias.c (indirect_refs_may_alias_p): Handle TARGET_MEM_REF more properly. (indirect_ref_may_alias_decl_p): Likewise. * emit-rtl.c (set_mem_attributes_minus_bitpos): Keep TARGET_MEM_REFs. * alias.c (ao_ref_from_mem): Handle TARGET_MEM_REF more properly. 2010-08-23 Anatoly Sokolov * config/m32c/m32c.c (m32c_function_value_regno_p): Make static. (m32c_override_options): Rename to... (m32c_option_override): ...this. Make static. (TARGET_FUNCTION_VALUE_REGNO_P, TARGET_OPTION_OVERRIDE): Define. * config/m32c/m32c.h (OVERRIDE_OPTIONS, FUNCTION_VALUE_REGNO_P): Remove. * config/m32c/m32c-protos.h (m32c_override_options, m32c_function_value_regno_p): Remove. 2010-08-23 Changpeng Fang * tree-ssa-loop-prefetch.c (gather_memory_references_ref) : Fix a typo in a previous commit. 2010-08-23 Kai Tietz * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Pre-initialize innerloop_iters to one. 2010-08-23 Changpeng Fang * tree-flow.h (may_be_nonaddressable_p): New definition. Make the existing static function global. * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): This function is changed to global. * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Call may_be_nonaddressable_p on base, and don't collect this reference if the address of the base could not be taken. 2010-08-23 Michael Meissner * config/rs6000/rs6000.opt (-mveclibabi=mass): New option to enable the compiler to autovectorize mathmetical functions for power7 using the Mathematical Acceleration Subsystem library. * config/rs6000/rs6000.c (rs6000_veclib_handler): New variable to handle which vector math library we have. (rs6000_override_options): Add -mveclibabi=mass support. (rs6000_builtin_vectorized_libmass): New function to handle auto vectorizing math functions that are in the MASS library. (rs6000_builtin_vectorized_function): Call it. * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mveclibabi=mass. 2010-08-22 John David Anglin PR boehm-gc/34544 * gthr-posix.h (__gthread_active_init): Delete. (__gthread_active_p): Do activity check here. Don't include errno.h on hppa-hpux. Update comment. * gthr-posix95.h (__gthread_active_init): Delete. (__gthread_active_p): Do activity check here. Don't include errno.h on hppa-hpux. Update comment. * config.gcc (hppa[12]*-*-hpux11*): Define extra_parts. * config/pa/pa64-hpux.h (LIB_SPEC): When -static is specified, only add -lpthread when -mt or -pthread is specified. * config/pa/pa-hpux11.h (LIB_SPEC): likewise. (LINK_GCC_C_SEQUENCE_SPEC): Define. * config/pa/t-pa-hpux11 (LIBGCCSTUB_OBJS): Define. (stublib.c, pthread_default_stacksize_np-stub.o, pthread_mutex_lock-stub.o, pthread_mutex_unlock-stub.o, $(T)libgcc_stub.a): Add methods. * config/pa/t-pa64 (LIBGCCSTUB_OBJS): Add pthread stubs. (stublib.c, pthread_default_stacksize_np-stub.o, pthread_mutex_lock-stub.o, pthread_mutex_unlock-stub.o): Add methods. * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock, pthread_mutex_unlock): New stubs. 2010-08-22 Joseph Myers * Makefile.in (gccspec.o, cppspec.o): Update dependencies. * common.opt (L, nodefaultlibs, nostdlib, pg, static): New options. * config/avr/avr.h (LIBSTDCXX): Remove initial "-l". * config/freebsd.h (MATH_LIBRARY_PROFILE): Remove initial "-l". * config/i386/djgpp.h (LIBSTDCXX): Remove initial "-l". * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove initial "-l". * config/s390/tpf.h (MATH_LIBRARY, LIBSTDCXX): Remove initial "-l". * cppspec.c: Include opts.h. (lang_specific_driver): Use cl_decoded_option structures. * doc/tm.texi.in (MATH_LIBRARY): Update documentation. * doc/tm.texi: Regenerate. * gcc.c (translate_options): Translate -d to -foutput-class-dir=. (driver_handle_option): Allow driver options needing no special processing. (process_command): Decode options before call to lang_specific_driver. Pass decoded options to lang_specific_driver. * gcc.h (lang_specific_driver): Update prototype. * gccspec.c: Include opts.h. (lang_specific_driver): Use cl_decoded_option structures. * opts-common.c (option_ok_for_language, generate_option, generate_option_input_file): New. (decode_cmdline_option): Use option_ok_for_language. (decode_cmdline_options_to_array): Use generate_option_input_file. (handle_generated_option): Use generate_option. * opts.h (generate_option, generate_option_input_file): Declare. 2010-08-22 Anatoly Sokolov * config/mips/mips.c (mips_override_options): Rename to... (mips_option_override): ...this. Make static. (TARGET_OPTION_OVERRIDE): Define. (mips_in_small_data_p): Update comment. * config/mips/mips.h (OVERRIDE_OPTIONS): Remove. (FIXED_REGISTERS): Update comment. * config/mips/mips-protos.h (mips_override_options): Remove. 2010-08-21 Olivier Hainque * config/rs6000/vxworks.h (TARGET_OS_CPP_BUILTINS): Define __PPC__. 2010-08-21 Olivier Hainque * config/rs6000/vxworks.h (PREFERRED_STACK_BOUNDARY, ABI_STACK_BOUNDARY): Ensure STACK_BOUNDARY is honored despite EABI. 2010-08-20 Jan Hubicka * tree-pass.h (pass_ipa_cdtor_merge): New function. * cgraphunit.c (static_ctors, static_dtors): Move to ipa.c; make heap allocated. (record_cdtor_fn): Move to ipa.c; do not test for have_ctors_dtors. (build_cdtor): Move to ipa.c; add code avoiding construction when target have ctors/dtors and there is only one ctor/dtor at given priority. (compare_ctor, compare_dtor): Move to ipa.c; use DECL_UID to stabilize sort; reverse order of constructors. (cgraph_build_cdtor_fns): Move to ipa.c; rename to build_cdtor_fns. (cgraph_finalize_function): Do not call record_cdtor_fn. (cgraph_finalize_compilation_unit): Do not call cgraph_build_cdtor_fns. (cgraph_build_static_cdtor): Move to ipa.c. * ipa.c: Include target.h and tree-iterator.h. (cgraph_build_static_cdtor, static_ctors, static_dtors, record_cdtor_fn, build_cdtor, compare_ctor, compare_dtor, build_cdtor_fns, ipa_cdtor_merge, gate_ipa_cdtor_merge, pass_ipa_cdtor_merge): New. * passes.c (init_optimization_passes): Enqueue pass_ipa_cdtor_merge. * ipa-prop.c (update_indirect_edges_after_inlining): Avoid out of bounds access. 2010-08-20 Jan Hubicka PR c++/45307 PR c++/17736 * cgraph.h (cgraph_only_called_directly_p, cgraph_can_remove_if_no_direct_calls_and_refs_p): Handle static cdtors. * cgraphunit.c (cgraph_decide_is_function_needed): Static cdtors are not needed. (cgraph_finalize_function): Static cdtors are reachable. (cgraph_mark_functions_to_output): Use cgraph_only_called_directly_p. 2010-08-20 Jan Hubicka * lto-cgraph.c (lto_output_edge): Use gimple_has_body_p instead of flag_wpa. * lto-streamer-out.c (lto_output): Likewise. * passes.c (ipa_write_optimization_summaries): Initialize statement uids. 2010-08-20 Olivier Hainque * tree.h (alias_diag_flags): New enum. (alias_pair): Add an 'emitted_diags' field. * varasm.c (finish_aliases_1): Honor and update p->emitted_diags. (assemble_alias): Initialize emitted_diags of new pairs. 2010-08-20 Eric Botcazou * config/rs6000/aix.h (STACK_CHECK_STATIC_BUILTIN): Define to 1. * config/rs6000/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise. * config/rs6000/linux64.h (STACK_CHECK_STATIC_BUILTIN): Likewise. (STACK_CHECK_PROTECT): Define. * config/rs6000/rs6000.c (rs6000_emit_probe_stack_range): New function. (output_probe_stack_range): Likewise. (rs6000_emit_prologue): Invoke rs6000_emit_probe_stack_range if static builtin stack checking is enabled. * config/rs6000/rs6000-protos.h (output_probe_stack_range): Declare. * config/rs6000/rs6000.md (UNSPECV_PROBE_STACK_RANGE): New constant. (probe_stack_range): New insn. 2010-08-20 H.J. Lu PR target/45336 * config/i386/emmintrin.h (_mm_extract_epi16): Cast to unsigned short first. * config/i386/smmintrin.h (_mm_extract_epi8): Cast to unsigned char first. 2010-08-20 Jakub Jelinek PR target/45336 * config/i386/sse.md (*sse4_1_pextrb): Add SWI48 mode iterator to cover zero extension into 64-bit register. (*sse2_pextrw): Likewise. (*sse4_1_pextrd_zext): New insn. 2010-08-20 Iain Sandoe revert r163410, partially revert r163267. * config/rs6000/darwin.h (LIB_SPEC): Remove. * config/darwin.h (REAL_LIBGCC_SPEC): Link lgcc for all Darwin versions. 2010-08-20 Jakub Jelinek PR middle-end/44974 * builtins.c (expand_builtin): Don't optimize away calls to DECL_LOOPING_CONST_OR_PURE_P builtins. 2010-08-20 Uros Bizjak * config/i386/i386.md (ashift %rsp splitter): Remove splitter. (pro_epilogue_adjust_stack_di_2): Use "l" constraint for alternative 1 of operand 2. 2010-08-20 Jakub Jelinek Paolo Bonzini * simplify-rtx.c (simplify_unary_operation_1): Optimize (sign_extend (zero_extend (...)) and ({sign,zero}_extend (lshiftrt (ashift X (const_int I)) (const_int I))). 2010-08-20 Jakub Jelinek PR rtl-optimization/45353 * sel-sched-ir.c (sel_bb_head): Return NULL even if next_nonnote_insn after bb_note is a BARRIER. 2010-08-20 Iain Sandoe * config/rs6000/darwin.h (LIB_SPEC): New. Provide saveFP/restFP by linking libgcc.a. 2010-08-20 Jakub Jelinek Michael Matz * tree-ssa-address.c (tree_mem_ref_addr): Convert offset to sizetype. 2010-08-20 Nathan Froyd * ggc-common.c (ggc_mark_root_tab): New function, split out from... (ggc_mark_roots): ...here. 2010-08-20 Nathan Froyd * vec.h (FOR_EACH_VEC_ELT): Define. * c-decl.c: Use it. * cfgloop.c: Likewise. * cfgloopmanip.c: Likewise. * cgraph.c: Likewise. * cgraphunit.c: Likewise. * combine.c: Likewise. * config/bfin/bfin.c: Likewise. * config/mips/mips.c: Likewise. * config/rs6000/rs6000.c: Likewise. * dbxout.c: Likewise. * df-scan.c: Likewise. * dominance.c: Likewise. * dse.c: Likewise. * dwarf2out.c: Likewise. * except.c: Likewise. * expr.c: Likewise. * function.c: Likewise. * gcse.c: Likewise. * genattr.c: Likewise. * ggc-common.c: Likewise. * gimplify.c: Likewise. * graphite-blocking.c: Likewise. * graphite-clast-to-gimple.c: Likewise. * graphite-dependences.c: Likewise. * graphite-interchange.c: Likewise. * graphite-poly.c: Likewise. * graphite-scop-detection.c: Likewise. * graphite-sese-to-poly.c: Likewise. * graphite.c: Likewise. * haifa-sched.c: Likewise. * ifcvt.c: Likewise. * implicit-zee.c: Likewise. * ipa-prop.c: Likewise. * ipa-struct-reorg.c: Likewise. * ipa.c: Likewise. * ira-build.c: Likewise. * ira-color.c: Likewise. * ira-emit.c: Likewise. * lambda-code.c: Likewise. * loop-invariant.c: Likewise. * loop-unroll.c: Likewise. * lower-subreg.c: Likewise. * lto-cgraph.c: Likewise. * lto-opts.c: Likewise. * lto-streamer-in.c: Likewise. * lto-streamer-out.c: Likewise. * lto-streamer.c: Likewise. * lto-symtab.c: Likewise. * matrix-reorg.c: Likewise. * opts.c: Likewise. * predict.c: Likewise. * print-tree.c: Likewise. * sdbout.c: Likewise. * sel-sched-dump.c: Likewise. * sel-sched-ir.c: Likewise. * sel-sched.c: Likewise. * sese.c: Likewise. * stor-layout.c: Likewise. * tree-cfg.c: Likewise. * tree-cfgcleanup.c: Likewise. * tree-chrec.c: Likewise. * tree-data-ref.c: Likewise. * tree-emutls.c: Likewise. * tree-inline.c: Likewise. * tree-into-ssa.c: Likewise. * tree-loop-distribution.c: Likewise. * tree-loop-linear.c: Likewise. * tree-mudflap.c: Likewise. * tree-outof-ssa.c: Likewise. * tree-parloops.c: Likewise. * tree-predcom.c: Likewise. * tree-pretty-print.c: Likewise. * tree-scalar-evolution.c: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-loop-im.c: Likewise. * tree-ssa-loop-ivcanon.c: Likewise. * tree-ssa-loop-ivopts.c: Likewise. * tree-ssa-loop-manip.c: Likewise. * tree-ssa-loop-niter.c: Likewise. * tree-ssa-loop-prefetch.c: Likewise. * tree-ssa-phiprop.c: Likewise. * tree-ssa-pre.c: Likewise. * tree-ssa-reassoc.c: Likewise. * tree-ssa-sccvn.c: Likewise. * tree-ssa-structalias.c: Likewise. * tree-ssa.c: Likewise. * tree-vect-data-refs.c: Likewise. * tree-vect-loop-manip.c: Likewise. * tree-vect-loop.c: Likewise. * tree-vect-patterns.c: Likewise. * tree-vect-slp.c: Likewise. * tree-vect-stmts.c: Likewise. * tree-vrp.c: Likewise. * tree.c: Likewise. * value-prof.c: Likewise. * var-tracking.c: Likewise. * varasm.c: Likewise. * vmsdbgout.c: Likewise. 2010-08-19 Nathan Sidwell Richard Guenther * gimplify.c (gimplify_modify_expr): When assigning to volatiles, copy the src value and return a copy. * doc/extend.texi (Volatiles): Move from C++ to C and expand. (C++ Volatiles): Adjust to describe C++ semantics only. 2010-08-20 Joseph Myers * doc/tm.texi.in (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Document to be zero or nonzero. * doc/tm.texi: Regenerate. * defaults.h (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Define. * df-scan.c (df_get_exit_block_use_set), reginfo.c (init_reg_sets_1), rtlanal.c (rtx_unstable_p, rtx_varies_p): Handle new PIC_OFFSET_TABLE_REG_CALL_CLOBBERED semantics. * config/ia64/ia64.h (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Define to 1. 2010-08-20 Olivier Hainque * config/sparc/sparc.c (sparc_asm_function_epilogue): Don't output an extra nop past a sibling call at the very end. 2010-08-19 Bernd Schmidt PR bootstrap/45350 * combine.c (try_combine): Initialize i1_is_used and i2_is_used. Fix a comment. 2010-08-19 Nathan Froyd * target.def (function_arg, function_incoming_arg): Remove const qualifier on CUMULATIVE_ARGS parameter. * targhooks.h (default_function_arg, default_function_incoming_arg): Likewise. * targhooks.c (default_function_arg, default_function_incoming_arg): Likewise. * config/i386/i386.c (ix86_function_arg): Likewise. 2010-08-19 Jakub Jelinek PR target/45336 * simplify-rtx.c (simplify_unary_operation_1): Optimize nested SIGN_EXTENDs or ZERO_EXTENDs. 2010-08-19 Bernd Schmidt PR target/42172 * combine.c (combine_validate_cost): New arg I0. All callers changed. Take its cost into account if nonnull. (insn_a_feeds_b): New static function. (combine_instructions): Look for four-insn combinations. (can_combine_p): New args PRED2, SUCC2. All callers changed. Take them into account when computing all_adjacent and looking for other uses. (combinable_i3pat): New args I0DEST, I0_NOT_IN_SRC. All callers changed. Treat them like I1DEST and I1_NOT_IN_SRC. (try_combine): New arg I0. Handle four-insn combinations. (distribute_notes): New arg ELIM_I0. All callers changed. Treat it like ELIM_I1. 2010-08-19 Jason Merrill PR c++/45307 * gimplify.c (gimplify_init_constructor): Just return GS_UNHANDLED if ctor is empty. (gimplify_modify_expr_rhs): Adjust. 2010-08-19 Nathan Froyd * cfgloop.c (get_loop_body_in_bfs_order): Avoid redundant call to bitmap_bit_p. * config/bfin/bifn.c (bfin_discover_loop): Likewise. * dominance.c (iterate_fix_dominators): Likewise. * dse.c (set_usage_bits): Likewise. (set_position_unneeded, record_store): Likewise. * gimple-fold.c (get_maxval_strlen): Likewise. * haifa-sched.c (fix_inter_tick, fix_recovery_deps): Likewise. * ipa-inline.c (update_caller_keys): Likewise. * ipa-split.c (verify_non_ssa_vars): Likewise. * ipa-type-escape.c (mark_type, close_type_seen): Likewise. (close_type_exposed_parameter, close_type_full_escape): Likewise. (close_addressof_down): Likewise. * ira-color.c (assign_hard_reg, push_allocno_to_stack): Likewise. (setup_allocno_left_conflicts_size): Likewise. (ira_reassign_conflict_allocnos): Likewise. (ira_reassign_pseudos): Likewise. * ira-emit.c (change_loop): Likewise. * loop-invariant.c (mark_regno_live, mark_regno_death): Likewise. * lto-streamer-out.c (write_symbol): Likewise. * predict.c (expr_expected_value_1): Likewise. * regstat.c (regstat_bb_compute_ri): Likewise. * sel-sched.c (create_block_for_bookkeeping): Likewise. (track_scheduled_insns_and_blocks, sel_sched_region_1): Likewise. * stmt.c (expand_case): Likewise. * tree-eh.c (emit_eh_dispatch): Likewise. * tree-into-ssa.c (prune_unused_phi_nodes): Likewise. * tree-loop-distribution.c (make_nodes_having_upstream_mem_writes): Likewise. (rdg_flag_vertex, rdg_flag_loop_exits): Likewise. (rdg_build_components): Likewise. * tree-object-size.c (collect_object_sizes_for): Likewise. * tree-sra.c (convert_callers): Likewise. * tree-ssa-coalesce.c (live_track_add_partition): Likewise. * tree-ssa-live.c (mark_all_vars_used_1): Likewise. * tree-ssa-pre.c (bitmap_set_replace_value): Likewise. 2010-08-19 Uros Bizjak * config/i386/i386.md (*lea_1): Use P mode iterator. (lea add splitter): Also handle DImode operands. (DImode lea add splitter): Use x86_64_immediate_operand for operand 2 predicate. Do not use ix86_lea_for_add_ok. (zext DImode lea add splitter): Use ix86_lea_for_add_ok. (lea ashift splitter): Also handle DImode operands. (DImode lea ashift splitter): Remove splitter. 2010-08-19 Uros Bizjak * config/i386/i386.md (*add3_cconly_overflow): Do not use ix86_binary_operator_ok. 2010-08-19 Andrey Belevantsev PR rtl-optimization/44691 * sel-sched.c (count_occurrences_1): Also punt when SUBREG_REG is not a register. 2010-08-19 Ian Bolton PR target/45070 * config/arm/arm.c (arm_output_epilogue): Ensure that return value of size 1-3 is handled correctly. 2010-08-19 Ian Bolton * tree-switch-conversion.c (gen_inbound_check): Ensure that the type for the conditional has wide enough range. 2010-08-18 Uros Bizjak PR target/45327 * config/i386/i386.md (_3): Do not use ix86_binary_operator_ok. 2010-08-18 Uros Bizjak * config/i386/i386.md (*add_1) : Split insn to lea. : Swap operands 1 and 2 for alternative 2 to use existing code to output insn mnemonic. Fix comment. (*addsi_1_zext): Add r-r-0 alternative 1. : Split insn to lea. : Handle alternative 1. (*addhi_1_lea): Add r-r-0 alternative 2. Use cond RTX instead of multi-level if_then_else RTX to set "type" attribute. : Handle alternative 2. (*addqi_1_lea): Add q-q-0 alternative 2 and r-r-0 alternative 4. Use cond RTX instead of multi-level if_then_else RTX to set "type" attribute. : Handle alternatives 2 and 4. (lea splitters): Update calls to ix86_lea_for_add_ok. * config/i386/i386.c (ix86_lea_for_add_ok): Remove unused "code" argument. * config/i386/i386-protos.h (ix86_lea_for_add_ok): Update prototype. 2010-08-18 Richard Guenther * tree-ssa-uninit.c (find_uninit_use): Disregard debug stmts, use operand helpers. 2010-08-18 Paolo Bonzini PR middle-end/45292 * optabs.c (expand_bool_compare_and_swap): Expand pending pops before trying the optab. 2010-08-18 Yao Qi PR target/45094 * config/arm/arm.c (output_move_double): Fix typo generating instructions ('ldr'->'str'). 2010-08-18 Maxim Kuvyrkov PR rtl-optimization/42575 * optabs.c (expand_doubleword_mult): Generate new pseudos to shorten live ranges. 2010-08-18 Marcus Shawcroft * config/arm/arm-protos.h (arm_expand_sync): New. (arm_output_memory_barrier, arm_output_sync_insn): New. (arm_sync_loop_insns): New. * config/arm/arm.c (FL_ARCH7): New. (FL_FOR_ARCH7): Include FL_ARCH7. (arm_arch7): New. (arm_print_operand): Support %C markup. (arm_legitimize_sync_memory): New. (arm_emit, arm_insn_count, arm_count, arm_output_asm_insn): New. (arm_process_output_memory_barrier, arm_output_memory_barrier): New. (arm_ldrex_suffix, arm_output_ldrex, arm_output_strex): New. (arm_output_op2, arm_output_op3, arm_output_sync_loop): New. (arm_get_sync_operand, FETCH_SYNC_OPERAND): New. (arm_process_output_sync_insn, arm_output_sync_insn): New. (arm_sync_loop_insns,arm_call_generator, arm_expand_sync): New. * config/arm/arm.h (struct arm_sync_generator): New. (TARGET_HAVE_DMB, TARGET_HAVE_DMB_MCR): New. (TARGET_HAVE_MEMORY_BARRIER): New. (TARGET_HAVE_LDREX, TARGET_HAVE_LDREXBHD): New. * config/arm/arm.md: Include sync.md. (UNSPEC_MEMORY_BARRIER): New. (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK): New. (VUNSPEC_SYNC_OP):New. (VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): New. (sync_result, sync_memory, sync_required_value): New attributes. (sync_new_value, sync_t1, sync_t2): Likewise. (sync_release_barrier, sync_op): Likewise. (length): Add logic to length attribute defintion to call arm_sync_loop_insns when appropriate. * config/arm/sync.md: New file. 2010-08-17 Jakub Jelinek * tree.h (host_integerp): Add ATTRIBUTE_PURE when not ENABLE_TREE_CHECKING. (tree_low_cst): Add inline version for !ENABLE_TREE_CHECKING and GCC >= 4.3. 2010-08-17 H.J. Lu * config/i386/i386.c (ix86_lea_for_add_ok): For !TARGET_OPT_AGU or optimizing for size, always avoid lea if possible. * config/i386/i386.md (*add_1): Always avoid lea if possible. 2010-08-17 Iain Sandoe * unwind-dw2-fde-darwin.c (_darwin10_Unwind_FindEnclosingFunction): Dunmmy function with NULL return unless the target is OSX >= 10.6 (Darwin10). 2010-08-17 Jack Howarth * gcc.c (spec_function): Add remove-outfile. (remove_outfile_spec_function): New function. * config/darwin.h (LINK_SPEC): Add removal of -ldl, -lm and -lpthread. * invoke.texi (replace-outfile): Document. 2010-08-17 Uros Bizjak PR target/45296 * reginfo.c (globalize_reg): Reject stack registers. 2010-08-17 Richard Guenther * tree-ssa-dom.c (struct edge_info): Use a VEC for the list of conditional equivalences. (free_all_edge_infos): Adjust. (record_equivalences_from_incoming_edge): Likewise. (record_cond): Likewise. (build_and_record_new_cond): Likewise. (record_conditions): Likewise. (dom_opt_leave_block): Likewise. 2010-08-17 Kai Tietz * doc/invoke.texi (ms-extension): Add documentation. 2010-08-17 Richard Guenther * fold-const.c (fold_comparison): Strip nops inside POINTER_PLUS_EXPR. 2010-08-17 Shujing Zhao PR c/40563 * c-decl.c (diagnose_uninitialized_cst_member): New function. (finish_decl): Use it to issue a -Wc++-compat warning about uninitialized const field in struct or union. (finish_struct): Use strip_array_types. 2010-08-17 Jakub Jelinek * function.c (block_fragments_nreverse, blocks_nreverse_all): New functions. (reorder_blocks): Use blocks_nreverse_all instead of blocks_nreverse. (reorder_blocks_1): Assert BLOCK_FRAGMENT_ORIGIN is NULL. Don't call block_nreverse here. (blocks_nreverse): Rename decl temporary to block. 2010-08-16 Bernd Schmidt * config/arm/thumb2.md (thumb2_notsi_shiftsi, thumbsi_notsi_shiftsi_compare0, thumb2_not_shiftsi_compare0_scratch, thumb2_cmpsi_shiftsi, thumb2_cmpsi_shiftsi_swp, thumb2_arith_shiftsi, thumb2_arith_shiftsi splitter, thumb2_arith_shiftsi_compare0, thumb2_arith_shiftsi_compare0_scratch, thumb2_sub_shiftsi, thumb2_sub_shiftsi_compare0, thumb2_sub_shiftsi_compare0_scratch, thumb2_iorsi3): Delete. (orsi_notsi_si): No longer a named pattern. (orsi_not_shiftsi_si): Renamed from thumb_orsi_not_shiftsi_si. * config/arm/predicates.md (shift_amount_operand): New. (mult_operator): New. * config/arm/arm.md (attr arch, attr arch_enabled, attr insn_enabled, attr enabled): New. (iorsi3_insn): Renamed from arm_iorsi3. Handle a new alternative if arch matches t2. (not_shiftsi): Renamed from arm_notsi_shiftsi. Handle Thumb2 variant. (not_shiftsi_compare0): Likewise, renamed from arm_notsi_shiftsi_compare0. (not_shiftsi_compare0_scratch): Likweise, renamed from arm_notsi_shiftsi_compare0_scratch. (cmpsi_shiftsi): Likewise, renamed from arm_cmpsi_shiftsi. (cmpsi_shiftsi_swp): Likewise, renamed from arm_cmpsi_shiftsi_swp. (arith_shiftsi): Handle Thumb2 variant. Set insn_enabled attribute so that the register alternative is disabled when the shift_operator is MULT. Use "M" as the constraint for constants. (arith_shiftsi splitter): Enable for TARGET_32BIT. (arith_shiftsi_compare0): Handle Thumb2 variant. Use "M" as the constraint for constants. (arith_shiftsi_compare0_scratch): Likewise. (sub_shiftsi, sub_shiftsi_compare0, sub_shiftsi_compare0_scratch): Handle Thumb2 alternative. 2010-08-16 Joseph Myers * doc/options.texi (NoDriverArg): Document. * gcc.c (cpp_unique_options): Generate -MD and -MMD instead of -MDX and -MMDX. * opt-functions.awk (switch_flags): Handle NoDriverArg. * opts-common.c (decode_cmdline_option): Ignore CL_SEPARATE marking for CL_NO_DRIVER_ARG options when in the driver. * opts.h (CL_NO_DRIVER_ARG): Define. (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER, CL_TARGET, CL_COMMON): Update values. 2010-08-16 Joseph Myers * common.opt: Add driver options. (auxbase, auxbase-strip, quiet, version): Mark RejectDriver. * doc/options.texi (Driver, RejectDriver): Document. * gcc.c (pass_exit_codes, print_search_dirs, print_file_name, print_prog_name, print_multi_directory, print_sysroot, print_multi_os_directory, print_multi_lib, print_sysroot_headers_suffix, report_times, combine_flag, use_pipes, wrapper_string): Remove. (save_switch, driver_unknown_option_callback, driver_wrong_lang_callback, driver_post_handling_callback, driver_handle_option): New. (spec_lang, last_language_n_infiles): Make file-scope static instead of local to process_command. (process_command): Use decode_cmdline_options_to_array and read_cmdline_option for option processing. Compute have_c in prescan of decoded options. * opt-functions.awk (switch_flags): Handle Driver and RejectDriver. (var_type, var_type_struct): Handle Separate options as generating const char * variables. * opts-common.c (decode_cmdline_option): Expect CL_COMMON and CL_TARGET to be passed by caller if required. (decode_cmdline_options_to_array): Update comment. * opts.c (complain_wrong_lang): Handle options only valid for the driver. (decode_options): Update call to decode_cmdline_options_to_array. (print_filtered_help): Ignore driver-only options. (print_specific_help): Ignore CL_DRIVER. (common_handle_option): Don't call print_specific_help for CL_DRIVER. * opts.h (CL_DRIVER, CL_REJECT_DRIVER): Define. (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET, CL_COMMON): Update values. 2010-08-16 Richard Guenther * tree-cfg.c (verify_types_in_gimple_reference): Verify TARGET_MEM_REF a bit. * tree-ssa-address.c (addr_for_mem_ref): Adjust. (create_mem_ref_raw): Always create TMR_OFFSET, store the alias pointer type via it. (copy_mem_ref_info): Adjust. (maybe_fold_tmr): Likewise. * tree.c (mem_ref_offset): Also handle TARGET_MEM_REF. (reference_alias_ptr_type): Likewise. * tree.def (TARGET_MEM_REF): Remove TMR_ORIGINAL operand, adjust documentation of TMR_OFFSET operand. * alias.c (get_alias_set): Do not look at TMR_ORIGINAL but use the alias pointer type. * expr.c (expand_expr_real_1): Do not use TMR_ORIGINAL to initialize mem attrs but the TMR itself. * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REF similar to MEM_REF. * tree-pretty-print.c (dump_generic_node): Do not dump TMR_ORIGINAL. * tree-ssa-loop-ivopts.c (idx_remove_ssa_names): Remove. (unshare_and_remove_ssa_names): Likewise. (copy_ref_info): Adjust. * tree-ssa-pre.c (create_component_ref_by_pieces_1): Simplify TARGET_MEM_REF case. * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Do not look at TMR_ORIGINAL. * tree.h (TMR_ORIGINAL): Remove. * gimple.c (get_base_address): For TARGET_MEM_REF with a symbol return that. * tree-dfa.c (get_ref_base_and_extent): Handle TARGET_MEM_REF with a symbol. (get_addr_base_and_unit_offset): Likewise. * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Handle TARGET_MEM_REFs. (indirect_ref_may_alias_decl_p): Likewise. (refs_may_alias_p_1): Do not bail out for TARGET_MEM_REFs. 2010-08-15 Uros Bizjak * doc/invoke.texi (-fomit-frame-pointer): Document that starting with GCC version 4.6, the default setting (when not optimizing for size) for 32-bit Linux x86 and 32-bit Darwin x86 targets has been changed to -fomit-frame-pointer. 2010-08-15 Iain Sandoe * config/darwin.h (REAL_LIBGCC_SPEC): Remove libgcc_s.10.5 stub for Darwin10. Do not link libgcc.a for Darwin >= 9. 2010-08-15 Gerald Pfeifer * doc/invoke.texi (Warning Options): Fix terminology and markup in the description of how unknown warning options are handled. 2010-08-15 Ira Rosen * tree-vect-data-refs.c (vect_setup_realignment): Support realignment in basic blocks. (vect_supportable_dr_alignment): Check alignment for basic blocks. * tree-vect-slp.c (vect_build_slp_tree): Allow different codes for data references. (vect_bb_vectorization_profitable_p): New function. (vect_slp_analyze_bb): Call vect_bb_vectorization_profitable_p() to check if it's worthwhile to vectorize the basic block. 2010-08-14 Anatoly Sokolov * reload.h (register_move_cost, memory_move_secondary_cost, secondary_reload_class): Adjust prototype. * rtl.h (reg_class_subset_p): Adjust prototype. * reload.c (secondary_reload_class): Change arguments type from enum reg_class to reg_class_t. Change result type to reg_class_t. * reginfo.c (register_move_cost, reg_class_subset_p): Change arguments type from enum reg_class to reg_class_t. (memory_move_secondary_cost): Change arguments type from enum reg_class to reg_class_t. Change type of saved_flags to reg_class_t. * config/mips/mips.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove macros. (mips_cost): Remove. (struct mips_rtx_cost_data): Moved to mips.c. * config/mips/mips-protos.h (mips_register_move_cost): Remove. * config/mips/mips.c (struct mips_rtx_cost_data): Moved from mips.h. (mips_cost): Make static. (mips_canonicalize_move_class): Change argument type to reg_class_t. Change result type to reg_class_t. (mips_move_to_gpr_cost, mips_move_from_gpr_cost): Change arguments type from enum reg_class to reg_class_t. (mips_register_move_cost): Make static. Change arguments type from enum reg_class to reg_class_t. (mips_memory_move_cost): New function. (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define. 2010-08-14 Richard Sandiford PR rtl-optimization/43358 * ira-lives.c (process_single_reg_class_operands): Adjust the costs of a single hard register, using simplify_subreg_regno to decide what that register should be. 2010-08-14 Mingjie Xing * config/mips/mips.c (CODE_FOR_loongson_pmullh): Define. * config/mips/loongson.md (UNSPEC_LOONGSON_PMULL): Delete. (loongson_pmull): Rename to... (mul3): ...this and use MULT instead of an UNSPEC. 2010-08-13 Jack Howarth * gcc/configure.ac: Enable -fomit-frame-pointer on darwin which support dwarf2. * config/i386/i386.c (override_options): Same. 2010-08-13 Jie Zhang * config/arm/arm.md (cstoredf4): Only valid when !TARGET_VFP_SINGLE. 2010-08-12 Joseph Myers * gcc.c (cpp_unique_options): Generate -MDX and -MMDX from -MD and -MMD. 2010-08-12 Changpeng Fang * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Give up dot_prod pattern searching if a stmt is outside the loop. 2010-08-12 H.J. Lu Uros Bizjak * config.gcc: Handle --enable-frame-pointer. * configure.ac: Add --enable-frame-pointer. * configure: Regenerated. * config/i386/i386.c (USE_IX86_FRAME_POINTER): Default to 0. (override_options): If not configured with --enable-frame-pointer, enable -fomit-frame-pointer (but not for TARGET_MACHO or when optimizing for size), -fasynchronous-unwind-tables and -maccumulate-outgoing-args by default. 2010-08-12 Jakub Jelinek * builtins.c (fold_builtin_memory_op): Avoid -Wsign-compare warning. PR middle-end/45262 * fold-const.c (make_range) : Punt if -a overflows. Normalize the range. 2010-08-12 Richard Guenther PR tree-optimization/45232 * tree-ssa-reassoc.c (can_reassociate_p): Disable re-association for types with undefined overflow. (reassociate_bb): Allow re-associating of bit and min/max operations for types with undefined overflow. * tree-ssa-forwprop.c (associate_plusminus): New function. (tree_ssa_forward_propagate_single_use_vars): Call it. 2010-08-12 Richard Guenther * tree-flow.h (struct ptr_info_def): Add align and misalign fields. * tree-ssa-alias.c (get_ptr_info): Move ... * tree-ssanames.c (get_ptr_info): ... here. Initialize align and misalign fields conservatively. * tree-ssa-ccp.c (ccp_finalize): From partially constant pointers derive alignment information. (evaluate_stmt): Derive alignment information from memory allocation functions. * tree.h (get_pointer_alignment): Make unsigned. * builtins.c (get_object_alignment): Use alignment information we have computed for pointers. (get_pointer_alignment): Likewise. Make conservative, return and unsigned value. (expand_builtin_strlen): Adjust. (expand_builtin_memcmp): Likewise. (expand_builtin_strcmp): Likewise. (expand_builtin_strncmp): Likewise. (get_builtin_sync_mem): Use at least mode alignment. (fold_builtin_memset): Adjust. (fold_builtin_memory_op): Likewise. * gimple-pretty-print.c (dump_gimple_phi): Alongside alias information also dump pointer alignment knowledge. (dump_gimple_stmt): Likewise. 2010-08-12 Uros Bizjak * config/i386/i386.c (LONG_TYPE_SIZE): Remove. (EMPTY_FIELD_BOUNDARY): Remove. * config/i386/i386-interix.h (PCC_BITFIELD_TYPE_MATTERS): Remove. 2010-08-12 Jakub Jelinek PR debug/45259 * caller-save.c (save_call_clobbered_regs): Only swap notes with DEBUG_INSNs if n_regs_saved. 2010-08-12 Wei Guozhi PR target/44999 * config/arm/arm.md (andsi3): Change to zero extension if possible. * config/arm/thumb2.md (thumb2_zero_extendqisi2_v6): Change the name. 2010-08-11 Vladimir Makarov * ira-int.h (ira_remove_allocno_copy_from_list): Remove. * ira-build.c (ira_remove_allocno_copy_from_list): Remove. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Add back the case removed in the previous patch, when the only phi argument is defined in the same loop as the phi node itself. Handle it separately from the invariant case by both propagating it outside the region and replacing the phi node with an assign. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): The only constant phi nodes with one argument are is_gimple_min_invariant and SSA_NAME_IS_DEFAULT_DEF. 2010-08-11 Andreas Simbuerger * graphite-cloog-util.c (oppose_constraint): Extend loop counter's value range (CLOOG_ORG). (cloog_matrix_to_ppl_constraint): Same. (new_Constraint_System_from_Cloog_matrix): Same. * graphite-cloog-compat.h (matrix_num_type): New. 2010-08-11 Andreas Simbuerger * graphite.c (graphite_initialize): Do not initialize CLooG and initialize the Parma Polyhedra Library manually when using CLOOG_ORG. (graphite_finalize): Do not finalize CLooG and finalize the Parma Polyhedra Library manually when using CLOOG_ORG. * graphite-cloog-compat.h (cloog_initialize): Hide function when using CLOOG_ORG. (cloog_finalize): Same. 2010-08-11 Andreas Simbuerger * graphite-clast-to-gimple.c (free_scattering): Change CloogDomainList/CloogDomain to CloogScatteringList/CloogScattering (CLOOG_ORG). (build_cloog_prog): Same. * graphite-cloog-compat.h (cloog_domain): Removed. (cloog_scattering): New. (cloog_set_domain): Removed. (cloog_set_scattering): New. (cloog_next_domain): Removed. (cloog_next_scattering): New. (cloog_set_next_domain): Removed. (cloog_set_next_scattering): New. (CloogScatteringList): New. (CloogScattering): New. (cloog_scattering_free): New. (new_Cloog_Scattering_from_ppl_Polyhedron): New. * graphite-cloog-util.c (new_Cloog_Scattering_from_ppl_Polyhedron): New. 2010-08-11 Andreas Simbuerger * graphite-clast-to-gimple.c (build_cloog_prog): Extend with CloogState. (set_cloog_options): Same. (print_clast_stmt): Same. (scop_to_clast): Same. (print_generated_program): Same. (gloog): Same. * graphite-clast-to-gimple.h: Include graphite-cloog-util.h. (scop_to_clast): Extend with CloogState. * graphite-cloog-util.c: Include graphite-cloog-compat.h (new_Cloog_Domain_from_ppl_Polyhedron): Extend with CloogState. Use cloog_domain_from_cloog_matrix (CLOOG_ORG). (new_Cloog_Domain_from_ppl_Pointset_Powerset): Extend with CloogState. (new_Cloog_Domain_from_ppl_Polyhedron): Same. * graphite-cloog-util.h (build_cloog_prog): Same. * graphite-cloog-copat.h (build_cloog_prog): New. (CloogState): New. (cloog_state_malloc): New. (cloog_state_free): New. (cloog_loop_malloc): New. (cloog_options_malloc): New. (cloog_statement_alloc): New. (cloog_domain_from_cloog_matrix): New. (new_Cloog_Domain_from_ppl_Pointset_Powerset): New. (new_Cloog_Domain_from_ppl_Polyhedron): New. 2010-08-11 Andreas Simbuerger * graphite-clast-to-gimple.c (clast_name_to_gcc): Parameter type of NAME now depends on used CLooG version. (clast_to_gcc_expression): Replace expr_* with clast_expr_*. (gcc_type_for_clast_expr): Same. (print_clast_stmt): Replace pprint with clast_pprint. * graphite-cloog-compat.h: Provide compatibility macros for CLooG Legacy. (clast_name_p): New. (clast_expr_term): New. (clast_expr_red): New. (clast_expr_bin): New. (clast_pprint): New. 2010-08-11 Andreas Simbuerger * graphite-clast-to-gimple.c (set_cloog_options): Make CLooG options compatible to newer CLooG releases (CLOOG_ORG). (build_cloog_prog): Pass CloogOptions to more functions (CLOOG_ORG). (scop_to_clast): Pass CloogOptions to build_cloog_prog (CLOOG_ORG). * graphite-cloog-compat.h: Add compatibility macros for CLooG Legacy. (build_cloog_prog) : New. (cloog_program_extract_scalars): New. (cloog_program_scatter): New. 2010-08-11 Andreas Simbuerger * graphite-clast-to-gimple.c: Include graphite-cloog-compat.h conditionally (CLOOG_ORG). * graphite-cloog-compat.h: New. Include graphite-cloog-compat.h. (cloog_statement_usr): New. (cloog_domain): Same. (cloog_set_domain): Same. (cloog_next_domain): Same. (cloog_set_next_domain): Same. (cloog_program_nb_scattdims): Same. (cloog_program_set_nb_scattdims): Same. (cloog_program_names): Same. (cloog_program_set_names): Same. (cloog_program_set_context): Same. (cloog_program_set_loop): Same. (cloog_program_blocklist): Same. (cloog_program_set_blocklist): Same. (cloog_program_scaldims): Same. (cloog_program_set_scaldims): Same. (cloog_names_nb_parameters): Same. (cloog_names_set_nb_parameters): Same. (cloog_names_parameters): Same. (cloog_names_set_parameters): Same. (cloog_names_set_nb_iterators): Same. (cloog_names_set_iterators): Same. (cloog_names_set_nb_scattering): Same. (cloog_names_set_scattering): Same. (cloog_statement_set_usr): Same. (cloog_loop_set_next): Same. (cloog_loop_set_domain): Same. (cloog_loop_set_block): Same. (cloog_block_list_next): Same. (cloog_block_list_set_next): (cloog_block_list_set_block): Same. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Returns a bool. (rewrite_commutative_reductions_out_of_ssa_close_phi): Same. (rewrite_commutative_reductions_out_of_ssa_loop): Same. (rewrite_cross_bb_scalar_deps_out_of_ssa): Call scev_reset_htab when something has been changed. (rewrite_commutative_reductions_out_of_ssa): Same. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (propagate_expr_outside_region): Also handle the case when def is in the sese region. (rewrite_close_phi_out_of_ssa): Call propagate_expr_outside_region for invariant expressions. (rewrite_cross_bb_phi_deps): Removed. (rewrite_cross_bb_scalar_deps): Also handle GIMPLE_PHI nodes. (rewrite_cross_bb_scalar_deps_out_of_ssa): Do not call rewrite_cross_bb_phi_deps. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_commutative_reductions_out_of_ssa_loop): Call scev_analyzable_p only on is_gimple_reg 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (propagate_expr_outside_region): New. (rewrite_close_phi_out_of_ssa): Propagate constant values or parametric expressions outside the scop region. (rewrite_cross_bb_scalar_deps): Same. * sese.c (rename_uses): Use NULL_TREE instead of NULL for trees. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Use SSA_NAME_DEF_STMT only on SSA_NAMEs. 2010-08-11 Sebastian Pop * tree-scalar-evolution.c (instantiate_scev_name): Do not instantiate default definitions. 2010-08-11 Vladimir Kargov Sebastian Pop * cfgloop.c (is_loop_exit): Renamed loop_exits_to_bb_p. (loop_exits_from_bb_p): New. * cfgloop.h (is_loop_exit): Renamed loop_exits_to_bb_p. (loop_exits_from_bb_p): Declared. * graphite-scop-detection.c (scopdet_basic_block_info): Call loop_exits_to_bb_p. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Add an extra parameter for the region. Call scev_analyzable_p. (rewrite_reductions_out_of_ssa): Update call to rewrite_close_phi_out_of_ssa. (rewrite_cross_bb_phi_deps): Same. (rewrite_commutative_reductions_out_of_ssa_loop): Add an extra parameter for the region. Call scev_analyzable_p. (rewrite_commutative_reductions_out_of_ssa): Update call to rewrite_commutative_reductions_out_of_ssa_loop. 2010-08-11 Sebastian Pop * sese.c (rename_uses): Call unshare_expr before force_gimple_operand. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (reduction_phi_p): Do not rewrite out of SSA scalar phi nodes that can be scev_analyzable_p. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Correctly handle SSA_NAME_IS_DEFAULT_DEF. 2010-08-11 Sebastian Pop * sese.c (rename_uses): Handl unconditionally gimple_debug statements. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Special case non close-phi nodes with one argument. 2010-08-11 Sebastian Pop * sese.h (scev_analyzable_p): Scevs could be expressions without chrecs and still be scev_analyzable_p. 2010-08-11 Sebastian Pop * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100. 2010-08-11 Sebastian Pop * cfgloop.c (alloc_loop): Remove initialization of loop->single_iv. * cfgloop.h (struct loop): Remove single_iv field. * graphite-sese-to-poly.c (graphite_loop_normal_form): Removed. (scop_canonicalize_loops): Removed. (scop_ivs_can_be_represented): Do not use loop->single_iv. Iterate over all the loop phi nodes in loop->header. (build_poly_scop): Remove use of scop_canonicalize_loops. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Also handle GIMPLE_CALL. 2010-08-11 Sebastian Pop * tree-chrec.c (chrec_apply): Should only apply to the specified variable. Also handle multivariate chains of recurrences that satisfy evolution_function_is_affine_p. Also handle CASE_CONVERT. 2010-08-11 Sebastian Pop * graphite-clast-to-gimple.c (debug_clast_name_index): Removed. (debug_clast_name_indexes_1): Removed. (debug_clast_name_indexes): Removed. (pbb_to_depth_to_oldiv): Removed. (build_iv_mapping): Replace the use of rename_map with iv_map. (translate_clast_user): Remove uses of rename_map. Allocate and free iv_map. (translate_clast_for_loop): Remove uses of rename_map. (translate_clast_for): Same. (translate_clast_guard): Same. (translate_clast): Same. (gloog): Same. * graphite-clast-to-gimple.h (debug_clast_name_indexes): Removed. * graphite-sese-to-poly.c (scev_analyzable_p): Moved... * sese.c (set_rename): Now static. (rename_variables_in_stmt): Removed. (rename_uses): New. (is_parameter): Removed. (is_iv): Removed. (expand_scalar_variables_call): Removed. (expand_scalar_variables_ssa_name): Removed. (expand_scalar_variables_expr): Removed. (expand_scalar_variables_stmt): Removed. (expand_scalar_variables): Removed. (rename_variables): Removed. (remove_condition): Removed. (get_true_edge_from_guard_bb): Removed. (get_false_edge_from_guard_bb): Removed. (struct igp): Removed. (default_before_guard): Removed. (convert_for_phi_arg): Removed. (add_guard_exit_phis): Removed. (insert_guard_phis): Removed. (graphite_copy_stmts_from_block): Now also uses iv_map and a region. Do not copy conditions. Do not copy induction variables. Call rename_uses. (copy_bb_and_scalar_dependences): Allocate a local rename_map for the translated statement. Use the iv_map for the induction variable renaming. * sese.h (copy_bb_and_scalar_dependences): Update declaration. (set_rename): Removed declaration. (scev_analyzable_p): ...here. * tree-chrec.c (chrec_apply_map): New. * tree-chrec.h (chrec_apply_map): Declared. 2010-08-11 Sebastian Pop * graphite-clast-to-gimple.c (translate_clast_for_loop): Do not call insert_loop_close_phis. * sese.c (name_defined_in_loop_p): Removed. (expr_defined_in_loop_p): Removed. (alive_after_loop): Removed. (close_phi_not_yet_inserted_p): Removed. (struct alep): Removed. (add_loop_exit_phis): Removed. (insert_loop_close_phis): Removed. 2010-08-11 Andreas Simbuerger * graphite-cloog-util.c (cloog_matrix_to_ppl_constraint): Fix flipped condition. * graphite-poly.c (psct_scattering_dim_for_loop_depth): Same. 2010-08-11 Andreas Simbuerger * graphite-cloog-util.h: Added cloog.h. * graphite-blocking.c: Removed cloog.h. * graphite-dependences.c: Same. * graphite-interchange.c: Same. * graphite-poly.c: Same. * graphite-ppl.c: Same. * graphite-scop-detection.c: Same. * graphite-sese-to-poly.c: Removed cloog.h. Removed graphite-clast-to-gimple.h. (check_poly_representation): Removed (unused). * graphite-sese-to-poly.h (check_poly_representation): Removed (unused). 2010-08-11 Andreas Simbuerger * Makefile.in (OBJS-common): Added graphite-cloog-util.o. (graphite-clast-to-gimple.o): Added graphite-cloog-util.h. (graphite-cloog-util.o): New. (graphite-ppl.o): Added graphite-cloog-util.h. * graphite-clast-to-gimple.c: Added graphite-cloog-util.h to include statements. * graphite-cloog-util.c: New. (new_Cloog_Matrix_from_ppl_Polyhedron): Moved from graphite-ppl.c. (new_Cloog_Domain_from_ppl_Polyhedron): Same. (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same. (new_C_Polyhedron_from_Cloog_Matrix): Same. (insert_constraint_into_matrix): Same. (ppl_Constrain_System_number_of_constraints): Same. (new_Cloog_Matrix_from_ppl_Constraint_System): Same. (oppose_constraint): Same. (cloog_matrix_to_ppl_constraint): Same. (new_Constraint_System_from_Cloog_Matrix): Same. * graphite-cloog-util.h: New. (new_Cloog_Matrix_from_ppl_Polyhedron): Moved from graphite-ppl.h. (new_Cloog_Domain_from_ppl_Polyhedron): Same. (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same. (new_C_Polyhedron_from_Cloog_Matrix): Same. (insert_constraint_into_matrix): Same. * graphite-ppl.c: Added graphite-cloog-util.h to include statements. (new_Cloog_Matrix_from_ppl_Polyhedron): Moved to graphite-cloog-util.c. (new_Cloog_Domain_from_ppl_Polyhedron): Same. (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same. (new_C_Polyhedron_from_Cloog_Matrix): Same. (insert_constraint_into_matrix): Same. (ppl_Constrain_System_number_of_constraints): Same. (new_Cloog_Matrix_from_ppl_Constraint_System): Same. (oppose_constraint): Same. (cloog_matrix_to_ppl_constraint): Same. (new_Constraint_System_from_Cloog_Matrix): Same. * graphite-ppl.h: (new_Cloog_Matrix_from_ppl_Polyhedron): Moved to graphite-cloog-util.h. (new_Cloog_Domain_from_ppl_Polyhedron): Same. (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same. (new_C_Polyhedron_from_Cloog_Matrix): Same. (insert_constraint_into_matrix): Same. 2010-08-11 Andreas Simbuerger * graphite-clast-to-gimple.c (precision_for_value): Resolve value_* calls to matching mpz_* calls. (precision_for_interval): Same. (gcc_type_for_interval): Same. (compute_type_for_level): Same. * graphite-interchange.c (lst_interchange_profitable_p): Same. * graphite-poly.c (psct_scattering_dim_for_loop_depth): Same. * graphite-ppl.c (ppl_max_for_le_pointset): Same. (ppl_min_for_le_pointset): Same. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_degenerate_phi): New. (rewrite_reductions_out_of_ssa): Call it for degenerate_phi_result. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_cross_bb_phi_deps): Call rewrite_close_phi_out_of_ssa. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_cross_bb_phi_deps): Remove dead code. 2010-08-11 Sebastian Pop * graphite-clast-to-gimple.c (build_iv_mapping): Rename map with rename_map. * sese.c (debug_rename_map): Same. (get_rename): Same. (set_rename): Same. (rename_variables_in_stmt): Same. (expand_scalar_variables_call): Same. (expand_scalar_variables_ssa_name): Same. (expand_scalar_variables_expr): Same. (expand_scalar_variables_stmt): Same. (expand_scalar_variables): Same. (rename_variables): Same. (graphite_copy_stmts_from_block): Same. (copy_bb_and_scalar_dependences): Same. 2010-08-11 Sebastian Pop * graphite-clast-to-gimple.c (copy_renames): Removed. (translate_clast_for): Do not call copy_renames. (translate_clast_guard): Same. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Moved up. (rewrite_cross_bb_phi_deps): Split out of rewrite_cross_bb_scalar_deps. (rewrite_cross_bb_scalar_deps_out_of_ssa): Run rewrite_cross_bb_phi_deps before rewrite_cross_bb_scalar_deps. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_commutative_reductions_out_of_ssa): Early return in when flag_associative_math is not set. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Always insert out of SSA copies on edges except for loop->latch. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps_out_of_ssa): Split out of rewrite_reductions_out_of_ssa. * graphite-sese-to-poly.h (rewrite_cross_bb_scalar_deps_out_of_ssa): Declared. * graphite.c (graphite_transform_loops): Call it. 2010-08-11 Sebastian Pop * graphite.c (graphite_transform_loops): Add two more dbg_cnt calls. 2010-08-11 Alexander Monakov * dbgcnt.def (graphite_scop): New counter. * graphite.c: Include dbgcnt.h. (graphite_transform_loops): Use new counter to limit transformations. * Makefile.in (graphite.o): Depend on DBGCNT_H. 2010-08-11 Sebastian Pop * passes.c (init_optimization_passes): Add pass_graphite. Schedule a pass_copy_prop before pass_graphite_transforms. * timevar.def (TV_GRAPHITE): Declared. * tree-pass.h (pass_graphite): Declared. * tree-ssa-loop.c (pass_graphite): New. 2010-08-11 Sebastian Pop * graphite-clast-to-gimple.c (gloog): Do not pass scops in parameter. Remove calls to rename_nb_iterations and rename_sese_parameters. * graphite-clast-to-gimple.h (gloog): Update declaration. * graphite.c (graphite_transform_loops): Update call to gloog. * sese.c (rename_variables_in_expr): Removed. (rename_nb_iterations): Removed. (rename_sese_parameters): Removed. * sese.h (rename_nb_iterations): Removed. (rename_sese_parameters): Removed. 2010-08-11 Sebastian Pop * graphite-clast-to-gimple.c (gloog): Remove call to sese_adjust_liveout_phis. * graphite-sese-to-poly.c (scev_analyzable_p): When scev returns an SSA_NAME, allow it to be handled by rewrite_cross_bb_scalar_deps. (rewrite_cross_bb_scalar_deps): Handle GIMPLE_PHI nodes: call rewrite_phi_out_of_ssa. * sese.c (get_vdef_before_sese): Removed. (sese_adjust_vphi): Removed. (sese_adjust_liveout_phis): Removed. * sese.h (sese_adjust_liveout_phis): Removed. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Pass an extra argument for the place after which to insert the out of SSA copy. (rewrite_close_phi_out_of_ssa): Update calls to insert_out_of_ssa_copy. (rewrite_phi_out_of_ssa): Same. (rewrite_cross_bb_scalar_deps): Same. (insert_copyout): Removed. (insert_copyin): Removed. (translate_scalar_reduction_to_array): Call insert_out_of_ssa_copy and insert_out_of_ssa_copy_on_edge instead of insert_copyout and insert_copyin. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (build_scop_bbs): Not static anymore. (rewrite_reductions_out_of_ssa): Same. (rewrite_commutative_reductions_out_of_ssa): Same. (build_poly_scop): Do not call these functions. * graphite-sese-to-poly.h (build_poly_scop): Declared. (rewrite_reductions_out_of_ssa): Declared. (rewrite_commutative_reductions_out_of_ssa): Declared. * graphite.c (graphite_transform_loops): Call on every scop rewrite_commutative_reductions_out_of_ssa before calling rewrite_reductions_out_of_ssa and build_scop_bbs. 2010-08-11 Sebastian Pop * graphite-dependences.c (dot_deps): Make system call to dotty run in background. (dot_deps_stmt): Same. * graphite-poly.c (dot_lst): Same. 2010-08-11 Sebastian Pop * graphite-sese-to-poly.c (loop_entry_phi_arg): Renamed phi_arg_in_outermost_loop. (remove_simple_copy_phi): Call phi_arg_in_outermost_loop. (remove_invariant_phi): Same. 2010-08-11 Anatoly Sokolov * target.def (output_addr_const_extra): New hook. * doc/tm.texi.in (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Document. * doc/tm.texi: Regenerate. * targhooks.c (default_asm_output_addr_const_extra): New function. * targhooks.h (default_asm_output_addr_const_extra): Declare. * final.c (output_addr_const): Use TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA target hook. * config/i386/i386.h (OUTPUT_ADDR_CONST_EXTRA): Remove. * config/i386/i386-protos.h (output_addr_const_extra): Remove. * config/i386/i386.h (output_addr_const_extra): Rename to... (i386_asm_output_addr_const_extra): ...this. Make static. (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define. 2010-08-11 Richard Henderson * config/i386/i386.h (HARD_REGNO_CALL_PART_CLOBBERED): New. 2010-08-11 Nick Clifton * config/stormy16/stormy16-lib2.c (__cmpsi2): New function. * config/stormy16/stormy16-lib2-cmpsi2.c: New file. * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add stormy16-lib2-cmpsi.c. * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Change to -O2. 2010-08-11 Joseph Myers * opts.h (struct cl_option_handler_func): Make handler take cl_decoded_option structure as parameter, not individual elements. (struct cl_option_handlers): Make callbacks take cl_decoded_option structure as parameter, not individual elements. (handle_option): Take cl_decoded_option structure as parameter, not individual elements. (handle_generated_option): Declare. * opts-common.c (handle_option): Take cl_decoded_option structure as parameter, not individual elements. Update calls to callback and handler functions. (handle_generated_option): New. (read_cmdline_option): Update calls to callback functions and handle_option. * opts.c (common_handle_option, complain_wrong_lang, unknown_option_callback, post_handling_callback, lang_handle_option, target_handle_option): Take cl_decoded_option structure as parameter, not individual elements. (lang_handle_option, target_handle_option, common_handle_option): Assert option has at most one argument. (enable_warning_as_error): Call handle_generated_option instead of handle_option. Do not pass -Werror argument as argument of generated option. 2010-08-10 John David Anglin * config/pa/linux-atomic.c (SUBWORD_VAL_CAS): Instantiate with 'unsigned short' and 'unsigned char' instead of 'short' and 'char'. (SUBWORD_BOOL_CAS): Likewise. (SUBWORD_SYNC_OP): Likewise. (SUBWORD_TEST_AND_SET): Likewise. (FETCH_AND_OP_WORD): Parenthesise INF_OP (SUBWORD_SYNC_OP): Likewise. (OP_AND_FETCH_WORD): Likewise. 2010-08-10 Xinliang David Li * tree-ssa-loop-ivopts.c (get_address_cost): Properly compute max/min offset in address. 2010-08-10 Vladimir Makarov * ira-live.c: Include sbitmap.h. (remove_some_program_points_and_update_live_ranges): Use sbitmaps. Compress live ranges even more. 2010-08-10 Nathan Froyd * coverage.c (ctr_labels): Delete. 2010-08-10 Bernd Schmidt PR bootstrap/45177 * config/arm/arm.c (multiple_operation_profitable_p): Move xscale test here from arm_gen_load_multiple_1. (arm_gen_load_multiple_1, arm_gen_store_multiple_1): Use multiple_operation_profitable_p. 2010-08-10 Nathan Froyd * tree-ssa-pre.c (init_pre): Call alloc_aux_for_blocks. (fini_pre): Call free_aux_for_blocks. Delete unused bb variable. 2010-08-10 Richard Henderson * config/i386/i386.c (ix86_compute_frame_layout): Re-align stack after saving registers. Assert that SSE registers are only saved with a sufficiently aligned frame. (ix86_emit_save_reg_using_mov): Assert realigned only with DRAP; remove stack_realign_fp handling. (ix86_expand_prologue): Save int registers before stack_realign_fp, and do not mark the stack alignment as frame related. (ix86_expand_epilogue): SP is now invalid with stack_realign_fp. * dwarf2out.c (dwarf2out_frame_debug_expr): Flush queued register saves when re-aligning the stack. 2010-08-10 Nathan Froyd * basic-block.h (alloc_aux_for_block, alloc_aux_for_edge): Delete. * cfg.c (alloc_aux_for_block, alloc_aux_for_edge): Make static. (alloc_aux_for_blocks, clear_aux_for_blocks): Use FOR_ALL_BB. 2010-08-10 Nathan Froyd * dwarf2out.c (struct die_struct): Move die_tag to the end. 2010-08-09 Sofiane Naci * config/arm/iterators.md: New file. * config/arm/arm.md: Include iterators.md. (QHSI): Move to new file. (LTUGEU, cnb, optab, ior_xor): Likewise. * config/arm/iwmmxt.md (VMMX): Move to new file. (VSHFT, MMX_char): Likewise. * config/arm/neon.md (VD): Move to new file. (VDX, VDI, VQ, VQX, VQI, VQXMOV, VSTRUCT, VTAB, V_TAB_n, VW): Likewise. (VN, VDQ, VDQW, VDQIW, VCVTF, VCVTI, VMD, VMQ, VMDQ, VMDI): Likewise. (VMDQI, VX, VE, V64, V32, V_CVTTO, V_elem, V_ext): Likewise. (V_two_elem, V_three_elem, V_four_elem, V_req, V_widen): Likewise. (V_narrow, V_HALF, V_half,V_DOUBLE, V_double): Likewise. (V_double_width, V_cmp_result, V_if_elem, V_s_elem): Likewise. (V_u_elem, V_uf_sclr, V_sz_elem, VD_dup): Likewise. (V_PAIR, vqh_ops, vqhs_ops, VQH_mnem, VQH_sign, V_suf64): Likewise. (scalar_mul_constraint,Is_float_mode, Scalar_mul_8_16): Likewise. (Is_d_reg, V_mode_nunits): Likewise. * config/arm/vec-common.md (VALL): Move to new file. (VALLW, VINT, VINTW): Likewise. 2010-08-10 Bernd Schmidt PR middle-end/45182 * combine.c (make_compound_operation): Don't try to convert shifts into multiplications for modes that aren't SCALAR_INT_MODE_P. 2010-08-10 Richard Guenther * tree.h (get_object_alignment): Adjust prototype. * builtins.c (get_object_alignment): Return unsigned int, drop the align parameter. Handle MEM_REF, MISALIGNED_INDIRECT_REF and TARGET_MEM_REF properly. (get_pointer_alignment): Adjust. * emit-rtl.c (get_mem_align_offset): Adjust comment. (set_mem_attributes_minus_bitpos): Adjust. * tree-ssa-ccp.c (get_value_from_alignment): Adjust. 2010-08-10 Richard Guenther * tree-ssa-copy.c (set_copy_of_val): Use operand_equal_p. (copy_prop_visit_assignment): Simplify. (copy_prop_visit_stmt): Also visit assignments from constants. (copy_prop_visit_phi_node): Use operand_equal_p. 2010-08-09 Nathan Froyd * ipa-split.c (find_split_points): Free stack. 2010-08-09 Nathan Froyd * tree.h (tree_node_kind) [perm_list_kind,temp_list_kind]: Delete. * tree.c (tree_node_kind): Delete corresponding entries. 2010-08-09 H.J. Lu * alias.c (may_alias_p): Remove unused ret. 2010-08-09 Bingfeng Mei * ddg.c (walk_mems_2): Moved from alias.c, use may_alias_p instead of alias_sets_conflict_p. (walk_mems_1): Moved from alias.c. (insns_may_alias_p): New function, originally insn_alias_sets_conflict_p in alias.c. (add_inter_loop_mem_dep): Use insns_may_alias_p now. * cse.c (cse_insn): New argument in calling nonoverlapping_memrefs_p. * alias.c (walk_mems_2): Moved to ddg.c. (walk_mems_1): Ditto. (insn_alias_sets_conflict_p): Renamed to insns_may_alias_p and moved to ddg.c. (nonoverlapping_memrefs_p): Add flag to guard offset-based memory disambiguation. *(may_alias_p): New function to check whether two memory expression may alias or not. Currently used in buidling inter-iteration memory dependence. *alias.h (nonoverlapping_memrefs_p): New flag as third argument. (insn_alias_sets_conflict_p): Removed *rtl.h (may_alias_p): New function prototype. 2010-08-09 Nathan Froyd * tree.c (nreverse): Assert that we don't have a BLOCK. 2010-08-09 Nathan Froyd * builtins.c (fold_builtin_next_arg): Use stdarg_p. * config/arm/arm.c (arm_get_pcs_model): Likewise. * config/avr/avr.c (init_cumulative_args): Likewise. * config/iq2000/iq2000.c (iq2000_expand_prologue): Likewise. * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise. * config/m68k/m68k.c (m68k_return_pops_args): Likewise. * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise. * config/pa/pa.c (hppa_builtin_saveregs): Likewise. * config/pa/som.h (ASM_DECLARE_FUNCTION_NAME): Likewise. * config/rs6000/rs6000.c (init_cumulative_args): Likewise. * dwarf2out.c (gen_subprogram_die): Likewise. * function.c (allocate_struct_function): Likewise. * c-aux-info.c (gen_formal_list_for_func_dec): Likewise. (deserves_ellipsis): Delete. 2010-08-09 Richard Guenther * tree-ssa-copy.c (cached_last_copy_of): Remove. (valueize_val): New function. (get_last_copy_of): Remove. (set_copy_of_val): Simplify. (dump_copy_of): Likewise. (copy_prop_visit_cond_stmt): Use valueize_val. (copy_prop_visit_phi_node): Properly handle unvisited names. Drop code managing copy-of chains. (init_copy_prop): Adjust. (fini_copy_prop): Likewise. (execute_copy_prop): Remove obsolete comment. 2010-08-09 Richard Guenther PR middle-end/44632 * function.c (gimplify_parameters): Do not clear addressable bit of the original parameter. 2010-08-09 Richard Guenther PR middle-end/45212 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust alignment from MEM_REF offset only if we took it from the base object. 2010-08-09 Eric Fisher * doc/sourcebuild.texi (vect_int_mult): Remove duplicate entry. 2010-08-08 Nathan Froyd * c-tree.h (build_arg_info): Declare. * c-decl.c (build_arg_info): Define. (get_parm_info): Call it. Delete initialization code. * c-parser.c (c_parser_parms_declarator): Likewise. (c_parser_parms_list_declaractor): Likewise. 2010-08-08 Nathan Froyd * c-tree.h (c_arg_tag): Define. Define a VEC containing it. (struct c_arg_info): Change type of tags field. * c-decl.c (grokdeclarator): Update for changed type of tags field. (get_parm_info): Likewise. (store_parm_decls_newstyle): Likewise. 2010-08-08 Nathan Froyd * config/rs6000/rs6000.c (branch_island): Define. Define a VEC of it. (branch_island_list): Delete. (branch_islands): Declare. (add_compiler_branch_island): Adjust for branch_islands instead of branch_island_list. (macho_branch_islands): Likewise. (no_previous_def): Likewise. (get_prev_label): Likewise. 2010-08-08 John David Anglin PR boehm-gc/34544 * gthr-posix.h (__gthread_start): Delete. (__gthread_active_init): Use pthread_default_stacksize_np instead of pthread_create to determine if hpux pthreads are active. * gthr-posix95.h (__gthread_start): Delete. (__gthread_active_init): Likewise use pthread_default_stacksize_np. 2010-08-08 Kai Tietz * config/i386/mingw32.h ((EXTRA_OS_CPP_BUILTINS): Define _WIN64 not expanded. 2010-08-07 Uros Bizjak H.J. Lu PR target/45213 * config/i386/i386.c (ix86_print_operand): Handle 'q' operand modifier to output 32bit SFmode immediate as 8 byte sign extended value. 2010-08-07 Marcus Shawcroft * config/arm/linux-atomic.c (SUBWORD_VAL_CAS): Instantiate with 'unsigned short' and 'unsigned char' instead of 'short' and 'char'. (SUBWORD_BOOL_CAS): Likewise. (SUBWORD_SYNC_OP): Likewise. (SUBWORD_TEST_AND_SET): Likewise. (FETCH_AND_OP_WORD): Parenthesise INF_OP (SUBWORD_SYNC_OP): Likewise. (OP_AND_FETCH_WORD): Likewise. 2010-08-07 Ramana Radhakrishnan * config/arm/cortex-a9.md: Rewrite VFP Pipeline description. * config/arm/arm.c (arm_xscale_tune): Initialize sched_adjust_cost. (arm_fastmul_tune,arm_slowmul_tune, arm_9e_tune): Likewise. (arm_adjust_cost): Split into xscale_sched_adjust_cost and a generic part. (cortex_a9_sched_adjust_cost): New function. (xscale_sched_adjust_cost): New function. * config/arm/arm-protos.h (struct tune_params): New field sched_adjust_cost. * config/arm/arm-cores.def: Adjust costs for cortex-a9. 2010-08-06 Eric Botcazou PR target/44942 * config/sparc/sparc.c (function_arg_advance): Always take into account the padding, if any. 2010-08-06 Richard Guenther * tree-ssa-ccp.c (struct prop_value_d): Add mask member. (dump_lattice_value): Dump it. (get_default_value): Adjust. (get_constant_value): Likewise. (set_value_varying): Likewise. (set_lattice_value): Make sure to not go up the lattice with bitwise constant values. (get_value_for_expr): Handle ADDR_EXPRs. (value_to_double_int): New function. (get_value_from_alignment): Likewise. (do_dbg_cnt): Adjust. (ccp_lattice_meet): Handle partially constant values. (bit_value_unop_1): New function. (bit_value_binop_1): Likewise. (bit_value_unop): Likewise. (bit_value_binop): Likewise. (evaluate_stmt): Track partially constant values if flag_tree_bit_ccp is set. (ccp_fold_stmt): Dump if we folded a predicate. (ccp_visit_stmt): Adjust. * common.opt (ftree-bit-ccp): New flag. * doc/invoke.texi (ftree-bit-ccp): Document. * opts.c (decode_options): Enable bit-CCP at -O1. 2010-08-06 Alan Modra * doc/invoke.texi (RS/6000 and PowerPC Options): Rewrite -mrelocatable and -mrelocatable-lib description. 2010-08-05 Bernd Schmidt From Martin Thuresson * postreload.c (reload_cse_simplify_operands): Use SET_REGNO_RAW instead of SET_REGNO. * caller-save.c (reg_save_code): Use SET_REGNO_RAW instead of SET_REGNO. * ira.c (setup_prohibited_mode_move_regs): Use SET_REGNO_RAW instead of SET_REGNO. * rtl.h (SET_REGNO_RAW): New macro. 2010-08-05 Eric Botcazou * rtlanal.c (nonzero_bits1): Use unsigned HOST_WIDE_INT in all mask computations. Fix formatting issues. (num_sign_bit_copies1): Likewise. (canonicalize_condition): Likewise. 2010-08-05 Richard Henderson * toplev.h (ctz_hwi, clz_hwi, ffs_hwi): New. (floor_log2): Use clz_hwi. (exact_log2): Use ctz_hwi. * toplev.c (ctz_hwi, clz_hwi, ffs_hwi): New. * builtins.c (fold_builtin_bitop): Use them. * simplify-rtx.c (simplify_const_unary_operation): Likewise. * combine.c (get_pos_from_mask): Use ctz_hwi. * double-int.c (double_int_ctz): Likewise. * explow.c (force_reg): Likewise. * tree.h (SET_DECL_OFFSET_ALIGN): Use ffs_hwi. 2010-08-05 Richard Henderson PR target/45189 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Make sure the alignment constant is properly sign-extended. 2010-08-05 Richard Guenther * expr.c (store_expr): Use emit_block_move only if both source and target are MEMs. Use store_bit_field if only the target is a MEM. 2010-08-05 Richard Henderson PR debug/45188 * dwarf2out.c (DWARF2_UNWIND_INFO): Provide default definition. (INCOMING_RETURN_ADDR_RTX): Likewise. (dwarf2out_do_frame): Remove conditional compilation. (dwarf2out_frame_init): Likewise. 2010-08-05 Nicolas Setton * gcov.c (flag_display_progress): New static variable. (main): Display progress info on standard output if requested. (options): Add -d/--display-progress. (print_usage): Print them. (process_args): Handle them. * doc/gcov.texi: Document them. 2010-08-05 Martin Jambor * ipa-cp.c (ipcp_discover_new_direct_edges): New function. (ipcp_insert_stage): Redirect only edges not flagged with indirect_inlining_edge. Call ipcp_discover_new_direct_edges for all discovered constants. 2010-08-05 Martin Jambor * ipa-prop.h (enum ipa_lattice_type): Changed comments. (struct ipa_param_descriptor): New fields types and cannot_devirtualize. (ipa_param_cannot_devirtualize_p): New function. (ipa_param_types_vec_empty): Likewise. (ipa_make_edge_direct_to_target): Declare. * ipa-cp.c: Fixed first stage driver name in initial comment, described devirtualization there too. (ipcp_analyze_node): Call ipa_analyze_params_uses. (ipcp_print_all_lattices): Print devirtualization info. (ipa_set_param_cannot_devirtualize): New function. (ipcp_initialize_node_lattices): Set cannot_devirtualize when setting lattice to BOTTOM. (ipcp_init_stage): Merged into... (ipcp_generate_summary): ...its caller. (ipcp_change_tops_to_bottom): Also process type lists. (ipcp_add_param_type): New function. (ipcp_copy_types): Likewise. (ipcp_propagate_types): Likewise. (ipcp_propagate_stage): Also propagate types. (ipcp_need_redirect_p): Variable jump_func moved to its scope block. Also return true if propagated types require it. (ipcp_update_callgraph): Dump redirection info. (ipcp_process_devirtualization_opportunities): New function. (ipcp_const_param_count): Include known type information. (ipcp_insert_stage): Call ipcp_process_devirtualization_opportunities on new node. Fixed formatting. * ipa-prop.c (make_edge_direct_to_target): Renamed to ipa_make_edge_direct_to_target and changed all callers. Made externally visible. (ipa_node_duplication_hook): Duplicate types vector. * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Also try to redirect outgoing calls for which we can't get a decl from the statement. Check that we can get a decl from the call statement. * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call ipa_analyze_params_uses only when ipa-cp is disabled. * tree-inline.c (get_indirect_callee_fndecl): Removed. (expand_call_inline): Do not call get_indirect_callee_fndecl. * params.def (PARAM_DEVIRT_TYPE_LIST_SIZE): New parameter. * Makefile.in (ipa-cp.o): Add gimple.h to dependencies. 2010-08-05 Uros Bizjak * expmed.c (expand_mult_const) : Expand shift into temporary. Emit move from temporary to accum, so REG_EQUAL note will be attached to this insn in correct mode. 2010-08-05 Uros Bizjak * config/i386/i386.c (ix86_decompose_address): Check for SI_REG using REGNO of base_reg directly. 2010-08-05 Jie Zhang PR tree-optimization/45144 * tree-sra.c (type_consists_of_records_p): Return false if the record contains bit-field. 2010-08-04 Richard Henderson * config/i386/i386.c (struct ix86_frame): Remove padding and to_allocate members. (ix86_compute_frame_layout): Don't store them. (ix86_can_use_return_insn_p): Use a more direct and more obviously correct condition for the position of the stack pointer. (ix86_expand_prologue): Compute remaining stack allocation based on the ultimate stack pointer offset. (ix86_expand_epilogue): Use more obvious expressions testing for the stack pointer already pointing to the saved registers. * config/i386/i386.c (ix86_expand_epilogue): Eliminate code duplication deconstructing the frame pointer. Simplify deallocation of the local stack frame. * reg-notes.def (CFA_EXPRESSION): New. * dwarf2out.c (dwarf2out_frame_debug): Handle it. (dwarf2out_frame_debug_cfa_expression): New. (dwarf2out_frame_debug_def_cfa): Handle simple MEMs. * config/i386/i386.h (struct machine_frame_state): Add realigned flag. * config/i386/i386.c (ix86_expand_prologue): Set it. (ix86_expand_epilogue): Clear it. (ix86_emit_save_reg_using_mov): For registers saved in a realigned context, add REG_CFA_EXPRESSION notes. * config/i386/i386.h (struct machine_frame_state): Rename from machine_cfa_state. Add members tracking SP and FP regardless of the current CFA register. (ix86_cfa_state): Remove. * config/i386/i386.c (struct ix86_frame): Add reg_save_offset and sse_reg_save_offset members. (ix86_compute_frame_layout): Set them. (gen_push): Increment sp_offset too. (choose_baseaddr_len, choose_baseaddr): New. (ix86_emit_save_reg_using_mov): New. (ix86_emit_save_regs_using_mov): Use it. (ix86_emit_save_sse_regs_using_mov): Likewise. (ix86_add_cfa_restore_note): Take cfa_offset not red_offset argument; compare vs the saved red_zone_offset. (pro_epilogue_adjust_stack): Adjust sp_offset. (ix86_adjust_stack_and_probe): Likewise. (ix86_expand_prologue): Set up, use, and validate the new frame_state_info members. Use gen_frame_mem. (ix86_emit_restore_regs_using_pop): Remove red_offset parameter. (ix86_emit_restore_reg_using_pop): Likewise. Use and update the new frame_state_info members. (ix86_emit_leave): Likewise. (ix86_emit_restore_regs_using_mov): Likewise. Don't check for out-of-range stack pointer offsets here. (ix86_emit_restore_sse_regs_using_mov): Likewise. (ix86_expand_epilogue): Use and validate the new frame_state_info members. Break up and simplify the logic selecting the restore_regs_via_mov code path. Ensure that there will be no out-of-range stack pointer offsets. * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Remove. * config/i386/i386.c (ix86_function_ms_hook_prologue): Fix argument name to reflect the expected tree; fix indentation. (ix86_asm_output_function_label): Output the entire 32-bit ms_hook here as bytes ... (ix86_expand_prologue): ... not here as insns. Attach the unwind info for the ms_hook to a blockage insn. (ix86_handle_fndecl_attribute): Don't check HAVE_AS_IX86_SWAP. (ix86_ms_bitfield_layout_p): Fix indentation. * config/i386/i386.md (UNSPECV_VSWAPMOV, vswapmov): Remove. * config/i386/i386.c (ix86_using_red_zone): New. (ix86_compute_frame_layout, ix86_add_cfa_restore_note, ix86_expand_prologue, ix86_force_to_memory): Use it. * config/i386/i386.c (ix86_expand_prologue): Simplify logic saving the int registers. * dwarf2out.c: Remove most of the DWARF2_DEBUGGING_INFO and DWARF2_UNWIND_INFO conditional compilation. 2010-08-04 Richard Henderson PR debug/45171 * dwarf2out.c (gen_typedef_die): Don't re-generate the die of an is_naming_typedef_decl. 2010-08-04 Bernd Schmidt PR rtl-optimization/45162 * df-problems.c (df_word_lr_bb_local_compute): Ignore DEBUG_INSNs. * dce.c (word_dce_process_block): Likewise. 2010-08-04 Steve Ellcey PR target/44583 * config/ia64/constraints.md (Z): New. * config/ia64/predicates.md (fr_reg_or_signed_fp01_operand): New. (xfreg_or_signed_fp01_operand): New. * config/ia64/ia64.md (addsf3): Replace fr_reg_or_fp01_operand with fr_reg_or_signed_fp01_operand and constraint G with Z. (subsf3): Ditto. (*maddsf4): Ditto. (*msubsf4): Ditto. (adddf3): Ditto. (adddf3_trunc): Ditto. (subdf3): Ditto. (*subdf3_trunc): Ditto. (*madddf4): Ditto. (*madddf4_trunc): Ditto. (*msubdf4): Ditto. (*msubdf4_trunc): Ditto. (addxf3): Replace xfreg_or_fp01_operand with xfreg_or_signed_fp01_operand and constraint G with Z. (*addxf3_truncsf): Ditto. (*addxf3_truncdf): Ditto. (subxf3): Ditto. (*subxf3_truncsf): Ditto. (*subxf3_truncdf): Ditto. (*maddxf4): Ditto. (*maddxf4_truncsf): Ditto. (*maddxf4_truncdf): Ditto. (*msubxf4): Ditto. (*msubxf4_truncsf): Ditto. (*msubxf4_truncdf): Ditto. 2010-08-04 Richard Guenther * alias.c (rtx_refs_may_alias_p): Do not resort to TBAA if either alias-set is zero. 2010-08-04 Richard Guenther * tree-ssa-propagate.h (struct prop_value_d, prop_value_t): Move ... * tree-ssa-ccp.c: ... here. * tree-ssa-copy.c: ... and here. * tree-ssa-propagate.h (enum value_range_type, struct value_range_d, value_range_t): Move ... * tree-vrp.c: ... here. * tree-ssa-propagate.h (ssa_prop_get_value_fn): New typedef. (substitute_and_fold): Adjust prototype. * tree-ssa-propagate.c (replace_uses_in): Adjust. (replace_phi_args_in): Likewise. (substitute_and_fold): Take callback to query lattice instead of pointer to lattice. Replace SSA name defs with lattice values first. * tree-ssa-ccp.c (ccp_finalize): Adjust. * tree-ssa-copy.c (copy_prop_visit_phi_node): Adjust. (get_value): New function. (fini_copy_prop): Adjust. * tree-vrp.c (vrp_finalize): Adjust. 2010-08-04 Richard Guenther PR middle-end/45176 * expr.c (expand_expr_real_1): Also preserve TARGET_MEM_REF points-to set for original MEM_REF. 2010-08-04 Richard Guenther * tree-ssa-ccp.c (get_constant_value): New function. (get_rhs_assign_op_for_ccp): Remove. (valueize_op): New function. (ccp_fold): Use get_constant_value and valueize_op. (fold_const_aggregate_ref): Likewise. (ccp_fold_stmt): Likewise. (visit_assignment): Simplify. 2010-08-04 Richard Guenther * Makefile.in (double-int.o): Add $(TOPLEV_H) dependency. * double-int.h (double_int_ctz): Declare. * double-int.c (double_int_ctz): New function. 2010-08-04 Hariharan Sandanagobalane * config/picochip/picochip.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define. picochip_expand_movmemhi : Expand movmem pattern. * config/picochip/picochip-protos.h (picochip_expand_movmemhi) : Declare. * config/picochip/picochip.md (movmemhi) : New pattern. 2010-08-03 Uros Bizjak * config/i386/unix.h (GLOBAL_ASM_OPS): Add tabs around .globl. 2010-08-03 Bernd Schmidt * simplify-rtx.c (simplify_binary_operation_1): Try to simplify away NEG as operand of a MULT by merging it with the other operand. * combine.c (make_compound_operation): Use trunc_int_for_mode when generating a MULT with constant. Canonicalize PLUS and MINUS involving MULT. * config/arm/constraints.md (M): Examine only 32 bits of a HOST_WIDE_INT. * config/arm/predicates.md (power_of_two_operand): Likewise. 2010-08-03 Ulrich Weigand * config/spu/spu.c (spu_emit_branch_hint): Do not access NOTE_KIND of non-NOTE insns. 2010-08-03 Jan Hubicka * ipa-split.c (struct split_point): Add split_part_set_retval. (find_retval): Forward declare. (test_nonssa_use, mark_nonssa_use): Special case return by reference. (consider_split): Compute current->split_part_set_retval. (visit_bb): Do not look into return value. (split_function): Handle !split_part_set_retval 2010-08-03 Martin Jambor * tree-sra.c (completely_scalarize_record): New parameter REF, create its own access->expr intead of using build_ref_for_offset. 2010-08-03 Joseph Myers * config/alpha/alpha.h (SWITCH_TAKES_ARG): Define. * config/alpha/osf5.h (LIB_SPEC): Don't handle -a. * config/bfin/bfin.h (ASM_SPEC, LINK_SPEC): Don't pass -G* options. * config/darwin.h (WORD_SWITCH_TAKES_ARG): Handle -iframework. * config/ia64/ia64.h (SWITCH_TAKES_ARG): Define. * config/iq2000/iq2000.h (SWITCH_TAKES_ARG): Remove. * config/rs6000/sysv4.h (SWITCH_TAKES_ARG): Define using DEFAULT_SWITCH_TAKES_ARG. * config/rx/rx.opt (-patch=): Remove option. * config/rx/rx.c (rx_handle_option): Don't handle OPT_patch_. * defaults.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Handle -imultilib. * doc/invoke.texi (RX Options): Remove -patch=. * gcc.c (cc1_options): Pass -aux-info* instead of -a* options. (option_map): Remove --profile-blocks, --quiet and --silent. 2010-08-03 Uros Bizjak * config/i386/i386.h (ix86_compare_op0, ix86_compare_op1): Remove. * config/i386/i386.c (ix86_compare_op0, ix86_compare_op1): Remove. (ix86_expand_branch): Add op0 and op1 arguments. Do not access ix86_compare_op0 and ix86_compare_op1, use op0 and op1 instead. Update calls to ix86_expand_compare and ix86_expand_branch. (ix86_expand_setcc): Add op0 and op1 arguments. Update calls to ix86_expand_compare. (ix86_expand_compare): Add op0 and op1 arguments. Do not access ix86_compare_op0 and ix86_compare_op1, use op0 and op1 instead. Make static. (ix86_expand_carry_flag_compare): Do not set ix86_compare_op0 and ix86_compare_op1. Update calls to ix86_expand_compare. (ix86_expand_int_movcc): Ditto. (ix86_expand_fp_movcc): Ditto. Update calls to ix86_expand_setcc. * config/i386/i386-protos.h (ix86_expand_branch): Update prototype. (ix86_expand_setcc): Ditto. (ix86_expand_compare): Remove prototype. * config/i386/i386.md (cbranch4): Do not set ix86_compare_op0 and ix86_compare_op1. Update calls to ix86_expand_branch to directly pass operands[1] and operands[2]. (cbranchxf4): Ditto. (cbranch4): Ditto. (cbranchcc4): Ditto. (cstore4): Do not set ix86_compare_op0 and ix86_compare_op1. Update calls to ix86_expand_setcc to directly pass operands[2] and operands[3]. (cstorexf4): Ditto. (cstore4): Ditto. (cstorecc4): Ditto. 2010-08-02 Bernd Schmidt PR target/45063 * caller-save.c (save_call_clobbered_regs): Remove regs from hard_regs_saved when they are set. 2010-08-02 Uros Bizjak PR target/41089 * config/alpha/alpha.c (alpha_build_builtin_va_list): Mark __offset as volatile. 2010-08-02 Sebastian Pop * common.opt (ftree-loop-distribute-patterns): New. * invoke.texi (-ftree-loop-distribute-patterns): Documented. * opts.c (decode_options): Enable flag_tree_loop_distribute_patterns at -O3. * tree-data-ref.c (stores_zero_from_loop): New. * tree-data-ref.h (stores_zero_from_loop): Declared. * tree-loop-distribution.c (tree_loop_distribution): Call stores_zero_from_loop. (tree_loop_distribution): Check flag_tree_loop_distribute_patterns. 2010-08-02 Bernd Schmidt * postreload.c (reload_cse_simplify_operands): Take attribute enabled into account. * final.c (final_scan_insn): Call CC_STATUS_INIT unconditionally. * config/arm/arm.c (thumb1_code): New variable. (arm_override_options): Set it. (thumb1_final_prescan_insn): Keep track of condition code status. (arm_adjust_cost): For Thumb, try to keep cc-setting insns next to jumps that depend on them. * config/arm/arm.h (thumb1_code): Declare variable. (struct machine_function): Guard with #ifndef GENERATOR_FILE. Add members thumb1_cc_insn, thumb1_cc_op0, thumb1_cc_op1 and thumb1_cc_mode. (CC_STATUS_INIT): New macro. * config/arm/constraints.md (Pd): New constraint. * config/arm/predicates.md (noov_comparison_operator): New predicate. * config/arm/arm.md (is_thumb1): New define_attr. (conds): Set default to "clob" when generating Thumb1 code. (thumb1_bicsi3): Renamed from bicsi3. All uses changed. Condition code are set. Use two-operand assembly syntax. (thumb1_subsi3_insn): Condition codes are set. Now a properly named pattern. (thumb1_andsi3_insn, thumb1_iorsi3_insn, thumb1_xorsi3_insn): Condition codes are set. Use two-operand assembly syntax. (zero_extendhisi splitter): Remove constraints. (thumb1_movsi_insn, thumb1_movhi_insn, thumb1_movqi_insn, thumb1_movhf, thumb1_movsf_insn): Set conds attribute as appropriate. (cbranchsi4_insn): Use condition code status from struct machine_function to determine whether the comparison can be eliminated. Discourage the alternative using high registers. (movsi_cbranchsi4, andsi3_cbranch, orrsi3_cbranch_scratch, orrsi3_cbranch, xorsi3_cbranch_scratch, xorsi3_cbranch, bicsi3_cbranch_scratch, bicsi3_cbranch, subsi3_cbranch_scratch, subsi3_cbranch): Delete. (movsi_cbranchsi4 peepholes): Rewrite to generate a sequence of one subtract and one cbranch insn. * config/arm/thumb2.md (thumb2_movdi, thumb2_movsf_soft_insn, thumb2_movdf_soft_insn): Delete patterns. * config/arm/arm.md (arm_pool_range, thumb2_pool_range, arm_neg_pool_range, thumb2_neg_pool_range): New attributes. (pool_range, neg_pool_range): Use them to define defaults. (movdi, arm_movsf_soft_insn, arm_movdf_soft_insn): Define them and allow for TARGET_32BIT. PR target/40457 * config/arm/arm.h (arm_regs_in_sequence): Declare. * config/arm/arm-protos.h (emit_ldm_seq, emit_stm_seq, load_multiple_sequence, store_multiple_sequence): Delete declarations. (arm_gen_load_multiple, arm_gen_store_multiple): Adjust declarations. * config/arm/ldmstm.md: New file. * config/arm/arm.c (arm_regs_in_sequence): New array. (load_multiple_sequence): Now static. New args SAVED_ORDER, CHECK_REGS. All callers changed. If SAVED_ORDER is nonnull, copy the computed order into it. If CHECK_REGS is false, don't sort REGS. Handle Thumb mode. (store_multiple_sequence): Now static. New args NOPS_TOTAL, SAVED_ORDER, REG_RTXS and CHECK_REGS. All callers changed. If SAVED_ORDER is nonnull, copy the computed order into it. If CHECK_REGS is false, don't sort REGS. Set up REG_RTXS just like REGS. Handle Thumb mode. (arm_gen_load_multiple_1): New function, broken out of arm_gen_load_multiple. (arm_gen_store_multiple_1): New function, broken out of arm_gen_store_multiple. (arm_gen_multiple_op): New function, with code from arm_gen_load_multiple and arm_gen_store_multiple moved here. (arm_gen_load_multiple, arm_gen_store_multiple): Now just wrappers around arm_gen_multiple_op. Remove argument UP, all callers changed. (gen_ldm_seq, gen_stm_seq, gen_const_stm_seq): New functions. * config/arm/predicates.md (commutative_binary_operator): New. (load_multiple_operation, store_multiple_operation): Handle more variants of these patterns with different starting offsets. Handle Thumb-1. * config/arm/arm.md: Include "ldmstm.md". (ldmsi_postinc4, ldmsi_postinc4_thumb1, ldmsi_postinc3, ldmsi_postinc2, ldmsi4, ldmsi3, ldmsi2, stmsi_postinc4, stmsi_postinc4_thumb1, stmsi_postinc3, stmsi_postinc2, stmsi4, stmsi3, stmsi2 and related peepholes): Delete. * config/arm/ldmstm.md: New file. * config/arm/arm-ldmstm.ml: New file. * config/arm/arm.c (arm_rtx_costs_1): Remove second clause from the if statement which adds extra costs to frame-related expressions. 2010-08-02 Ramana Radhakrishnan * config/arm/arm.c (COSTS_N_INSNS): Remove definition. 2010-08-01 Uros Bizjak PR target/45142 * config/i386/sse.md (vec_set_0): Do not set mode attribute for alternative 2. (vec_set_0 splitter): Use SSEMODE4S mode iterator to also split V4SI operands. 2010-08-01 Anatoly Sokolov * config/mmix/mmix.h (ASM_OUTPUT_SOURCE_FILENAME): Remove macro. * config/mmix/mmix-protos.h (mmix_asm_output_source_filename): Remove. * config/mmix/mmix.c (mmix_asm_output_source_filename): Make static. (TARGET_ASM_OUTPUT_SOURCE_FILENAME): Define. 2010-07-31 Kai Tietz * cppdefault.c (cpp_include_defaults): Move GCC_INCLUDE_DIR before LOCAL_INCLUDE_DIR. 2010-07-31 Richard Sandiford * tree-ssa-math-opts.c (convert_plusminus_to_widen): Fix type used in the call to optab_for_tree_code. Fix the second is_widening_mult_p call. Check that both unwidened operands have the same sign. 2010-07-31 John Tytgat * config/arm/arm.c (arm_function_arg): Remove superfluous test. 2010-07-31 Anatoly Sokolov * config/spu/spu.h (ASM_OUTPUT_SOURCE_FILENAME): Remove macro. 2010-07-30 DJ Delorie * config/rx/predicates.md (rx_constshift_operand): New. * config/rx/rx.md (zs_cond): New. (cbranchsi4): Remove mode. (*cbranchsi4_): Likewise. (*tstbranchsi4_): New. (*tstbranchsi4r_): New. (*tstbranchsi4m_eq): New. (*tstbranchsi4m_ne): New. (cbranchsf4): Remove mode. (*cbranchsf4_): Likewise. 2010-07-30 Bernd Schmidt * rtlanal.c (simplify_subreg_regno): Don't treat HARD_FRAME_POINTER_REGNUM specially. 2010-07-30 Joseph Myers * common.opt (-G): Don't define option here. * config/g.opt: New. * config.gcc: Use g.opt for alpha, frv, ia64, lm32, m32r, mips, rs6000/powerpc and score targets. * opts.c (common_handle_option): Don't handle -G here. * config/alpha/alpha.c (alpha_handle_option): Handle -G. * config/frv/frv.c (frv_handle_option): Handle -G. * config/ia64/ia64.c (ia64_handle_option): Handle -G. * config/lm32/lm32.c (lm32_handle_option, TARGET_HANDLE_OPTION): New. * config/m32r/m32r.c (m32r_handle_option): Handle -G. * config/mips/mips.c (mips_handle_option): Handle -G. * config/rs6000/rs6000.c (rs6000_handle_option) Handle -G. * config/score/score.c (score_handle_option): Handle -G. 2010-07-30 Anatoly Sokolov * config/mmix/mmix.c: Include basic-block.h. 2010-07-30 Jakub Jelinek PR debug/45055 PR rtl-optimization/45137 * rtl.h (prev_nonnote_nondebug_insn, next_nonnote_nondebug_insn): New prototypes. * emit-rtl.c (prev_nonnote_nondebug_insn, next_nonnote_nondebug_insn): New functions. * combine.c (next_nonnote_nondebug_insn): Removed. * ifcvt.c (noce_process_if_block): Use prev_nonnote_nondebug_insn. * haifa-sched.c (queue_to_ready): Use next_nonnote_nondebug_insn. * sched-deps.c (sched_analyze_insn): Likewise. (fixup_sched_groups, deps_start_bb): Use prev_nonnote_nondebug_insn. * rtlanal.c (canonicalize_condition): Likewise. * postreload.c (reload_combine_recognize_pattern): Likewise. (reload_cse_move2add): Use next_nonnote_nondebug_insn. 2010-07-29 Uros Bizjak * config/i386/i386.md (int_cond): Remove code iterator. (fp_cond): Ditto. (cbranch4): Use ordered_comparison_operator predicate for operator0. (cstore4): Ditto for operator1. (movcc and corresponding splitter): Ditto. (addcc): ditto. 2010-07-30 Richard Guenther PR middle-end/45141 * expr.c (expand_expr_real_1): Check for not handled base address. 2010-07-30 Richard Guenther * ipa-prop.c (ipa_modify_formal_parameters): Use build_distinct_type_copy. 2010-07-30 Anthony Green * config/moxie/rtems.h: New file. * config.gcc: Add moxie-rtems support. 2010-07-29 Bernd Schmidt * dce.c (run_word_dce): Take flag_dce into account. Clear and restore df flags as in run_fast_df_dce. 2010-07-29 Jakub Jelinek Revert: 2010-07-27 Bernd Schmidt * rtl.def (NOTE): Swap operands 4 and 5. * rtl.h (NOTE_DATA, NOTE_DELETED_LABEL_NAME, NOTE_BLOCK, NOTE_EH_HANDLER, NOTE_BASIC_BLOCK, NOTE_VAR_LOCATION, NOTE_KIND): Adjust accordingly. * gengtype.c (adjust_field_rtx_def): Swap operands 4 and 5 of NOTEs. 2010-07-29 Jakub Jelinek PR debug/45110 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_object_pointer. (gen_formal_types_die): Add DW_AT_object_pointer in methods. (gen_subprogram_die): Likewise. Remove it when removing declaration's formal parameters. (gen_decl_die): Change return type to dw_die_ref, return what gen_formal_parameter_die returned. 2010-07-29 Martin Jambor * dbgcnt.def (eipa_sra): New counter. * tree-sra.c (ipa_early_sra_gate): Also check eipa_sra debug counter. 2010-07-29 Xinliang David Li PR bootstrap/45119 * tree-ssa-loop-ivopts.c (get_address_cost): Revert change in revision 162652. 2010-07-29 Richard Guenther * timevar.def (TV_TREE_STORE_COPY_PROP): Remove. (TV_TREE_STORE_CCP): Likewise. (TV_TREE_REDPHI): Likewise. 2010-07-29 Richard Guenther * double-int.h (double_int_and_not): New function. * combine.c (try_combine): Use it. * tree-vrp.c (simplify_bit_ops_using_ranges): Likewise. 2010-07-29 Bernd Schmidt PR rtl-optimization/42575 * dce.c (word_dce_process_block): Renamed from byte_dce_process_block. Argument AU removed. All callers changed. Ignore artificial refs. Use return value of df_word_lr_simulate_defs to decide whether an insn is necessary. (fast_dce): Rename arg to WORD_LEVEL. (run_word_dce): Renamed from rest_of_handle_fast_byte_dce. No longer static. (pass_fast_rtl_byte_dce): Delete. * dce.h (run_word_dce): Declare. * df-core.c (df_print_word_regset): Renamed from df_print_byteregset. All callers changed. Simplify code to only deal with two-word regs. * df.h (DF_WORD_LR): Renamed from DF_BYTE_LR. (DF_WORD_LR_BB_INFO): Renamed from DF_BYTE_LR_BB_INFO. (DF_WORD_LR_IN): Renamed from DF_BYTE_LR_IN. (DF_WORD_LR_OUT): Renamed from DF_BYTE_LR_OUT. (struct df_word_lr_bb_info): Renamed from df_byte_lr_bb_info. (df_word_lr_mark_ref): Declare. (df_word_lr_add_problem, df_word_lr_mark_ref, df_word_lr_simulate_defs, df_word_lr_simulate_uses): Declare or rename from byte variants. (df_byte_lr_simulate_artificial_refs_at_top, df_byte_lr_simulate_artificial_refs_at_end, df_byte_lr_get_regno_start, df_byte_lr_get_regno_len, df_compute_accessed_bytes): Delete declarations. (df_word_lr_get_bb_info): Rename from df_byte_lr_get_bb_info. (enum df_mm): Delete. * df-byte-scan.c: Delete file. * df-problems.c (df_word_lr_problem_data): Renamed from df_byte_lr_problem_data, all members deleted except for WORD_LR_BITMAPS, which is renamed from BYTE_LR_BITMAPS. Uses changed. (df_word_lr_expand_bitmap, df_byte_lr_simulate_artificial_refs_at_top, df_byte_lr_simulate_artificial_refs_at_end, df_byte_lr_get_regno_start, df_byte_lr_get_regno_len, df_byte_lr_check_regs, df_byte_lr_confluence_0): Delete functions. (df_word_lr_free_bb_info): Renamed from df_byte_lr_free_bb_info; all callers changed. (df_word_lr_alloc): Renamed from df_byte_lr_alloc; all callers changed. Don't initialize members that were deleted, don't try to discover data about registers. Ignore hard regs. (df_word_lr_reset): Renamed from df_byte_lr_reset; all callers changed. (df_word_lr_mark_ref): New function. (df_word_lr_bb_local_compute): Renamed from df_byte_bb_lr_local_compute; all callers changed. Use df_word_lr_mark_ref. Assert that artificial refs don't include pseudos. Ignore hard registers. (df_word_lr_local_compute): Renamed from df_byte_lr_local_compute. Assert that exit block uses don't contain pseudos. (df_word_lr_init): Renamed from df_byte_lr_init; all callers changed. (df_word_lr_confluence_n): Renamed from df_byte_lr_confluence_n; all callers changed. Ignore hard regs. (df_word_lr_transfer_function): Renamed from df_byte_lr_transfer_function; all callers changed. (df_word_lr_free): Renamed from df_byte_lr_free; all callers changed. (df_word_lr_top_dump): Renamed from df_byte_lr_top_dump; all callers changed. (df_word_lr_bottom_dump): Renamed from df_byte_lr_bottom_dump; all callers changed. (problem_WORD_LR): Renamed from problem_BYTE_LR; uses changed; confluence operator 0 set to NULL. (df_word_lr_add_problem): Renamed from df_byte_lr_add_problem; all callers changed. (df_word_lr_simulate_defs): Renamed from df_byte_lr_simulate_defs. Return bool, true if bitmap changed or insn otherwise necessary. All callers changed. Simplify using df_word_lr_mark_ref. (df_word_lr_simulate_uses): Renamed from df_byte_lr_simulate_uses; all callers changed. Simplify using df_word_lr_mark_ref. * lower-subreg.c: Include "dce.h" (decompose_multiword_subregs): Call run_word_dce if df available. * Makefile.in (lower-subreg.o): Adjust dependencies. (df-byte-scan.o): Delete. * timevar.def (TV_DF_WORD_LR): Renamed from TV_DF_BYTE_LR. 2010-07-29 Richard Guenther * tree.c (build_vector): Assert that the vector constant has enough elements. (build_vector_from_ctor): Pad with trailing zeros. 2010-07-29 Richard Guenther PR tree-optimization/45120 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle offset in DEREFs properly. (get_constraint_for_1): Handle MEM_REF offset properly. 2010-07-29 Richard Guenther PR middle-end/45034 * convert.c (convert_to_integer): Always use an unsigned type for narrowed negate and bitwise not. 2010-07-29 Ira Rosen * tree-vect-loop.c (vect_create_epilog_for_reduction): Switch to outer loop when creating reduction epilogue for double reduction, and switch back to the inner loop when updating the phi nodes. Update uses of outer loop exit phi nodes in double reduction (instead of uses of reduction). 2010-07-28 Michael Meissner * config/rs6000/rs6000.c (rs6000_rtx_costs): Update costs for popcount on power7 and parity on power6 systems. (rs6000_emit_popcount): Rename gen_popcntwsi2 to gen_popcntddi2. (rs6000_emit_parity): Add support for power6 prtyd/prtyw instructions. * config/rs6000/rs6000.md (UNSPEC_COPYSIGN): New unspec. (UNSPEC_PARITY): Ditto. (SFDF): New iterator for SF/DF. (rreg2): New mode attribute for floating register constraint. (TARGET_FLOAT): New mode attribute for whether single/double float is supported. (popcntd2): Combine popcntwsi2 and popcntddi2 into one pattern. (parity2_cmpb): New insn for parity on power6 and newer machines. (copysign3): Combine copysignsf3, copysigndf3 into one pattern. Add support for fcpsgn instruction added in power6. (copysignsf3): Delete. (copysigndf3): Delete. (copysign3_fcpsgn): New insn to generate fcpsgn. Use UNSPEC instead of if_then_else in RTL to avoid problems with -0. * config/rs6000/vsx.md (vsx_copysign3): Use UNSPEC instead of if_then_else to mirror scalar code. (vsx_copysignsf3): Delete, use copysign3_fcpsgn in rs6000.md. * config/rs6000/vector.md (vector_copysign3): Use UNSPEC instead of if_then_else. 2010-07-28 Xinliang David Li * tree-ssa-loop-ivopts.c (avg_loop_niter): New function. (dump_cand): Dump var_before/after. (htab_inv_expr_eq): New function. (htab_inv_expr_hash): New function. (tree_ssa_iv_optimize_init): Support pseudo invariants. (add_candidate_1): consider base type precision. (set_use_iv_cost): New parameter. (adjust_setup_cost): Use profile information. (get_address_cost): Do not hard code width in computing address offset limits. (compare_aff_trees): New function. (get_loop_invariant_expr_id): New function. (get_computation_cost_at): New parameter and use profile information. (get_computation_cost): New parameter. (determine_use_iv_cost_generic): Pass new parameter. (determine_use_iv_cost_address): Ditto. (determine_use_iv_cost_condition): Ditto. (autoinc_possible_for_pair): Ditto. (determine_use_iv_costs): More dumps. (iv_ca_get_num_inv_exprs): New function. (iv_ca_recount_cost): Consider loop invariants in register pressure cost. (iv_ca_add_use): New parameter. (iv_ca_dump): Better dumping. (iv_ca_extend): New parameter. (try_add_cand_for): Attempt to get better partial solution. (try_improve_iv_set): Pass new parameter to iv_ca_extend. (create_new-ivs): More dumps. (rewrite_use_compare): Ditto. (free_loop_data): More cleanup. (treee_ssa_iv_optimize_finalize): Ditto. 2010-07-28 Kai Tietz * config/i386/i386.h (MCOUNT_NAME_BEFORE_PROLOGUE): New. * config/i386/i386.c (ix86_profile_before_prologue): New. (override_options): Add special handling for -mfentry. (ix86_function_regparm): Likewise. (ix86_function_sseregparm): Likewise. (ix86_frame_pointer_required): Likewise. (ix86_expand_prologue): Check for ms_hook_prologue. (x86_function_profiler): Adjust mcount output. (TARGET_PROFILE_BEFORE_PROLOGUE): Define hook. * config/i386/i386.opt (mfentry): New. * doc/invoke.texi (mfentry): Add documentation. * doc/tm.texi: Regenerated.. * doc/tm.texi.in (TARGET_PROFILE_BEFORE_PROLOGUE): New. * final.c (final_start_function): Replace macro PROFILE_BEFORE_PROLOGUE by target hook. * function.c (thread_prologue_and_epilogue_insns): Likewise. * target.def (profile_before_prologue): New hook. * targhooks.c (default_profile_before_prologue): New. * targhooks.h (default_profile_before_prologue): New. 2010-07-28 Jakub Jelinek PR debug/45105 * gcse.c (hoist_code): Use FOR_BB_INSNS macro. PR debug/45103 * dwarf2out.c (dwarf2out_var_location): Always consider NOTE_DURING_CALL_P notes, even when not followed by real instructions. 2010-07-28 Maxim Kuvyrkov PR rtl-optimization/45107 * gcse.c (hash_scan_set): Use max_distance for gcse-las. 2010-07-28 Richard Guenther * tree-ssa-ccp.c: Remove comment regarding STORE-CCP. (set_lattice_value): Do not query an old default value. (get_value_for_expr): New function. Properly canonicalize float values. (ccp_visit_phi_node): Use it. 2010-07-28 Chung-Lin Tang * config/arm/arm.c (arm_pcs_default): Remove static. * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_PCS or __ARM_PCS_VFP to indicate soft/hard-float calling convention. (arm_pcs_default): Declare. 2010-07-28 Iain Sandoe * config/rs6000/rs6000.c (rs6000_override_options): Use TARGET_MACHO inline, move darwin_one_byte_bool from here... ... to darwin_rs6000_override_options. (rs6000_return_in_memory): Update preceding comment for darwin 64 bit ABI. Use TARGET_MACHO inline. (rs6000_darwin64_struct_check_p): New. (function_arg_advance): Use rs6000_darwin64_struct_check_p. (function_arg): Likewise. (rs6000_arg_partial_bytes): Likewise. (rs6000_function_value): Likewise. 2010-07-28 Andi Kleen * lto-opts.c (lto_file_read_options): Add loop over all inputs. 2010-07-28 Richard Guenther PR middle-end/44903 * builtins.c (fold_builtin_memory_op): On STRICT_ALIGNMENT targets try harder to not generate unaligned accesses. 2010-07-28 Maxim Kuvyrkov PR rtl-optimization/45101 * gcse.c (hash_scan_set): Fix argument ordering of insert_expr_in_table for gcse-las. 2010-07-28 Eric Botcazou PR tree-optimization/44885 * tree-sra.c (find_param_candidates): Skip pointer types to arrays with non-aliased component. 2010-07-28 Joseph Myers * config/darwin-driver.c (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove. * cppspec.c (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove. * defaults.h (DEFAULT_SWITCH_TAKES_ARG, DEFAULT_WORD_SWITCH_TAKES_ARG): Move from gcc.h. (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Move default definitions from gcc.c. * gcc.c (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Move to defaults.h. * gcc.h (DEFAULT_SWITCH_TAKES_ARG, DEFAULT_WORD_SWITCH_TAKES_ARG): Move to defaults.h. * opts-common.c: Include tm.h. (decode_cmdline_option): Use SWITCH_TAKES_ARG and WORD_SWITCH_TAKES_ARG to count arguments to unknown options. Handle more than one argument. Set canonical_option_num_elements. (decode_cmdline_options_to_array): Set canonical_option_num_elements and trailing elements of canonical_option. * opts.h (struct cl_decoded_option): Allow four elements in canonical_option. Add field canonical_option_num_elements. * Makefile.in (opts-common.o): Update dependencies. 2010-07-28 Eric Botcazou PR middle-end/44790 PR middle-end/44993 * expr.c (expand_expr_real_1) : Revert latest change. Make sure the base has address_mode before adding the offset. 2010-07-27 Xinliang David Li * tree-flow.h (create_mem_ref): Add one new parameter. * tree-ssa-address.c (create_mem_ref): New parameter. (addr_to_parts): Ditto. (move_variant_to_index): New function. * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass new argument. 2010-07-27 Bernd Schmidt * rtl.def (DEBUG_INSN, INSN, JUMP_INSN, CALL_INSN, NOTE): Swap operands 4 and 5. * rtl.h (PATTERN, INSN_LOCATOR, NOTE_DATA, NOTE_DELETED_LABEL_NAME, NOTE_BLOCK, NOTE_EH_HANDLER, NOTE_BASIC_BLOCK, NOTE_VAR_LOCATION, NOTE_KIND, LABEL_NUSES, LABEL_REFS): Adjust accordingly. * gengtype.c (adjust_field_rtx_def): Swap operands 4 and 5 of CODE_LABELs and NOTEs. * caller-save.c (init_caller_save): Fix up gen_rtx_INSN call. * combine.c (try_combine): Likewise. * ira.c (setup_prohibited_mode_move_regs): Likewise. * print-rtl.c (print_rtx): Start REG_NOTES on a new line. 2010-07-27 Joseph Myers * coretypes.h (struct cl_option_handlers): Declare. * hooks.c (hook_int_size_t_constcharptr_int_0): Remove. * hooks.h (hook_int_size_t_constcharptr_int_0): Remove. * langhooks-def.h (lhd_handle_option): Declare. (LANG_HOOKS_HANDLE_OPTION): Use lhd_handle_option. * langhooks.c (lhd_handle_option): New. * langhooks.h (struct lang_hooks): Update prototype and return value type of handle_option hook. * optc-gen.awk: Generate target_flags_explicit definition for the driver. * opts-common.c: Include diagnostic.h. (handle_option): Move from opts.c. Update prototype and return value type. Use handlers structure. (read_cmdline_option): Move from opts.c. Update prototype. Use handlers structure. (set_option): Move from opts.c. * opts.c (common_handle_option): Update prototype and return value type. Update calls to handle_option and enable_warning_as_error. (unknown_option_callback, post_handling_callback, lang_handle_option, target_handle_option): New. (handle_option, read_cmdline_option): Move to opts-common.c. (read_cmdline_options): Update prototype. Update call to read_cmdline_option. (decode_options): Initialize and use handlers structure. (set_option): Move to opts-common.c. (enable_warning_as_error): Update prototype. Update call to handle_option. * opts.h (struct cl_option_handler_func, struct cl_option_handlers): New. (handle_option, enable_warning_as_error): Update prototypes. (read_cmdline_option): Declare. * Makefile.in (opts-common.o): Update dependencies. 2010-07-27 Maxim Kuvyrkov * config/arm/arm.c (params.h): Include. (arm_override_options): Tune gcse-unrestricted-cost. * config/arm/t-arm (arm.o): Define dependencies. 2010-07-27 Maxim Kuvyrkov PR target/42495 PR middle-end/42574 * basic-block.h (get_dominated_to_depth): Declare. * dominance.c (get_dominated_to_depth): New function, use get_all_dominated_blocks as a base. (get_all_dominated_blocks): Use get_dominated_to_depth. * gcse.c (occr_t, VEC (occr_t, heap)): Define. (hoist_exprs): Remove. (alloc_code_hoist_mem, free_code_hoist_mem): Update. (compute_code_hoist_vbeinout): Add debug print outs. (hoist_code): Partially rewrite, simplify. Use get_dominated_to_depth. * params.def (PARAM_MAX_HOIST_DEPTH): New parameter to avoid quadratic behavior. * params.h (MAX_HOIST_DEPTH): New macro. * doc/invoke.texi (max-hoist-depth): Document. 2010-07-27 Maxim Kuvyrkov PR rtl-optimization/40956 * config/arm/arm.c (thumb1_size_rtx_costs): Fix cost of simple constants. 2010-07-27 Maxim Kuvyrkov PR target/42495 PR middle-end/42574 * config/arm/arm.c (legitimize_pic_address): Use gen_calculate_pic_address pattern to emit calculation of PIC address. (will_be_in_index_register): New function. (arm_legitimate_address_outer_p, thumb2_legitimate_address_p,) (thumb1_legitimate_address_p): Use it provided !strict_p. * config/arm/arm.md (calculate_pic_address): New expand and split. 2010-07-27 Maxim Kuvyrkov PR target/42495 PR middle-end/42574 * config/arm/arm.c (thumb1_size_rtx_costs): Add cost for "J" constants. * config/arm/arm.md (define_split "J", define_split "K"): Make IRA/reload friendly. 2010-07-27 Maxim Kuvyrkov * gcse.c (insert_insn_end_basic_block): Update signature, remove unused checks. (pre_edge_insert, hoist_code): Update. 2010-07-27 Maxim Kuvyrkov PR target/42495 PR middle-end/42574 * gcse.c (hoist_expr_reaches_here_p): Remove excessive check. 2010-07-27 Maxim Kuvyrkov * gcse.c (hoist_code): Generate new pseudo for every new set insn. 2010-07-27 Maxim Kuvyrkov PR rtl-optimization/40956 PR target/42495 PR middle-end/42574 * gcse.c (compute_code_hoist_vbeinout): Consider more expressions for hoisting. (hoist_code): Count occurences in current block too. 2010-07-27 Maxim Kuvyrkov * gcse.c (struct expr:max_distance): New field. (doing_code_hoisting_p): New static variable. (want_to_gcse_p): Change signature. Allow constrained hoisting of simple expressions, don't change behavior for PRE. Set max_distance. (insert_expr_in_table): Set new max_distance field. (hash_scan_set): Update. (hoist_expr_reaches_here_p): Stop search after max_distance instructions. (find_occr_in_bb): New static function. Use it in ... (hoist_code): Calculate sizes of basic block before any changes are done. Pass max_distance to hoist_expr_reaches_here_p. (one_code_hoisting_pass): Set doing_code_hoisting_p. * params.def (PARAM_GCSE_COST_DISTANCE_RATIO,) (PARAM_GCSE_UNRESTRICTED_COST): New parameters. * params.h (GCSE_COST_DISTANCE_RATIO, GCSE_UNRESTRICTED_COST): New macros. * doc/invoke.texi (gcse-cost-distance-ratio, gcse-unrestricted-cost): Document. 2010-07-27 Jeff Law Maxim Kuvyrkov * gcse.c (compute_transpout, transpout): Remove, move logic to prune_expressions. (compute_pre_data): Move pruning of trapping expressions ... (prune_expressions): ... here. New static function. (compute_code_hoist_data): Use it. (alloc_code_hoist_mem, free_code_hoist_mem, hoist_code): Update. 2010-07-27 Xinliang David Li * tree-ssa-loop-ivopts.c (adjust_iv_update_pos): New function. (rewrite_use_address): Adjust iv update position when needed. 2010-07-27 Maxim Kuvyrkov * dbgcnt.def (hoist_insn): New debug counter. * gcse.c (hoist_code): Use it. 2010-07-27 Xinliang David Li * tree-ssa-loop-ivopts.c (niter_for_exit): New parameter. (niter_for_single_dom_exit): Passes additional parameter. (iv_period): Fix comments. (may_eliminate_iv): Handles multiple exit loops properly. (free_tree_niter_desc): New function. (free_loop_data): Frees up loop iteration descriptors. 2010-07-27 Jakub Jelinek PR target/44542 * cfgexpand.c (expand_one_stack_var_at): Limit align to maximum of max_used_stack_slot_alignment and PREFERRED_STACK_BOUNDARY instead of MAX_SUPPORTED_STACK_ALIGNMENT. (expand_one_var): Don't consider DECL_ALIGN for variables for which expand_one_stack_var_at has been already called. PR testsuite/44701 * doc/md.texi: Clarify m and es constraints on PowerPC and m and S constraints on IA-64. 2010-07-27 Jie Zhang PR target/44290 Revert: 2010-07-23 Jie Zhang * tree-sra.c (ipa_sra_preliminary_function_checks): Return false if ! tree_versionable_function_p. 2010-07-27 Jakub Jelinek * dwarf2out.c (add_data_member_location_attribute): Use add_AT_unsigned instead of add_AT_int if offset is non-negative. 2010-07-27 Bernd Schmidt * postreload.c (try_replace_in_use): New static function. (reload_combine_recognize_const_pattern): Use it here. Allow substituting into a final add insn, and substituting into a memory reference in an insn that sets the reg. 2010-07-27 Joseph Myers * common.opt (o): Add MissingArgError. * doc/options.texi (MissingArgError): Document. * hooks.c (hook_bool_constcharptr_size_t_false): Remove. * hooks.h (hook_bool_constcharptr_size_t_false): Remove. * langhooks-def.h (LANG_HOOKS_MISSING_ARGUMENT): Remove. (LANG_HOOKS_INITIALIZER): Remove missing_argument hook initializer. * langhooks.h (struct lang_hooks): Remove missing_argument. * optc-gen.awk: Handle MissingArgError and output new structure field initializers. * opts.c (read_cmdline_option): Use missing_argument_error field instead of missing_argument langhook. * opts.h (struct cl_option): Add missing_argument_error field. * system.h (LANG_HOOKS_MISSING_ARGUMENT): Poison. 2010-07-27 Iain Sandoe PR target/29090 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Special-case the Darwin64 ABI, for zero-sized objects. 2010-07-27 Iain Sandoe PR target/35491 PR target/29090 Merge from Apple local 4.2.1. 2005-05-11 Stan Shebs Fix 64-bit varargs for Darwin (Radar 4028089). * config/rs6000/rs6000.h (rs6000_args): New field floats_in_gpr. * config/rs6000/rs6000.c (rs6000_darwin64_record_arg_advance_flush): Add argument, add case for 8-byte register half-filled with a float. (rs6000_darwin64_record_arg_advance_recurse): Detect and handle single-precision floats specially. 2010-07-27 Ira Rosen PR tree-optimization/44152 * tree-vect-slp.c (vect_build_slp_tree): Collect nodes with complex numbers for further check. (vect_supported_load_permutation_p): Check nodes with complex numbers. 2010-07-27 Joseph Myers * langhooks-def.h (lhd_init_options, LANG_HOOKS_OPTION_LANG_MASK, LANG_HOOKS_COMPLAIN_WRONG_LANG_P): New. (LANG_HOOKS_INIT_OPTIONS): Update default definition. (LANG_HOOKS_INITIALIZER): Add new hooks. * langhooks.c (lhd_init_options, lhd_complain_wrong_lang_p): New. * langhooks.h (struct lang_hooks): Add new hooks option_lang_mask and complain_wrong_lang_p. Update init_options prototype. * c-objc-common.c (c_initialize_diagnostics): First call c_common_initialize_diagnostics. * c-objc-common.h (LANG_HOOKS_OPTION_LANG_MASK, LANG_HOOKS_COMPLAIN_WRONG_LANG_P): Define. * coretypes.h (struct cl_option, struct cl_decoded_option): Declare. * hooks.c (hook_uint_uint_constcharptrptr_0): Remove. (hook_uint_void_0): New. * hooks.h (hook_uint_uint_constcharptrptr_0): Remove. (hook_uint_void_0): New. * opts-common.c (decode_cmdline_option, decode_cmdline_options_to_array): Also fill in canonical_option field. * opts.c (complain_wrong_lang): Use langhook to determine whether to complain instead of special-casing LTO. (decode_options): Separate lang_mask determination with option_lang_mask hook from call of init_options hook. * opts.h (struct cl_decoded_option): Add canonical_option. 2010-07-27 Jakub Jelinek PR tree-optimization/45083 * tree-inline.c (add_local_variables): Also remap DECL_DEBUG_EXPR. 2010-07-27 Bernd Schmidt * postreload.c (reload_combine_recognize_const_pattern): Move test for limiting the insn movement to the right scope. PR rtl-optimization/45051 * reload1.c (delete_output_reload): Use refers_to_regno_p rather than reg_mentioned_p. 2010-07-26 Richard Henderson PR target/44132 * tree-emutls.c: New file. * Makefile.in (OBJS-common): Add it. * tree-pass.h (pass_ipa_lower_emutls): Declare. * passes.c (init_optimization_passes): Add it. * dwarf2out.c (loc_list_from_tree): If emutls.debug_form_tls_address, pull the control variable from DECL_VALUE_EXPR, not emutls_decl. * expr.c (emutls_var_address): Delete. (expand_expr_addr_expr_1, expand_expr_real_1): Don't use it. * output.h (SECCAT_EMUTLS_VAR, SECCAT_EMUTLS_TMPL): Delete. (emutls_finish): Delete. * toplev.c (compile_file): Don't call it. * tree.h (emutls_decl): Delete. * varasm.c (emutls_htab, DECL_EMUTLS_VAR_P): Delete. (emutls_finish, emutls_finalize_control_var): Delete. (emutls_object_type): Move to tree-emutls.c. (EMUTLS_SEPARATOR, prefix_name, get_emutls_object_name, default_emutls_var_fields, get_emutls_object_type, get_emutls_init_templ_addr, emutls_decl, emutls_common_1 default_emutls_var_init): Likewise. (get_variable_section): Don't special case emutls. (assemble_variable, do_assemble_alias, categorize_decl_for_section, default_elf_select_section, default_unique_section, default_encode_section_info): Likewise. * varpool.c (decide_is_variable_needed): Likewise. * gimple-iterator.c (update_call_edge_frequencies): New (gsi_insert_on_edge_immediate): Use it. (gsi_insert_seq_on_edge_immediate): Likewise. (gsi_commit_one_edge_insert): Likewise. * config/i386/i386.c (x86_64_elf_select_section): Don't handle SECCAT_EMUTLS_VAR, SECCAT_EMUTLS_TMPL. (x86_64_elf_unique_section): Likewise. 2010-07-26 Jan Hubicka * lto-streamer.h (struct lto_file_decl_data): Mark resolutions with GTY((skip)). 2010-07-26 Anatoly Sokolov * target.def (output_source_filename): New hook. * doc/tm.texi.in (TARGET_ASM_OUTPUT_SOURCE_FILENAME): Document. * doc/tm.texi: Regenerate. * toplev.c (output_file_directive) Remove function. * toplev.h (output_file_directive) Remove. * output.h (default_asm_output_source_filename, output_file_directive): Declare. * varasm.h (default_asm_output_source_filename, output_file_directive): New functions. * config/mips/mips.h (ASM_OUTPUT_SOURCE_FILENAME): Remove macro. * config/mips/mips-protos.h (mips_output_filename): Remove. * config/mips/mips.c (mips_output_filename): Make Static. (TARGET_ASM_OUTPUT_SOURCE_FILENAME): Define. 2010-07-26 Richard Guenther PR tree-optimization/43784 * tree-nrv.c (dest_safe_for_nrv_p): It's not safe to NRV if the destination is used by the call. 2010-07-26 Richard Guenther PR middle-end/45073 * gimple-fold.c (gimplify_and_update_call_from_tree): Conditionalize SSA updating on being in SSA form. 2010-07-26 Richard Guenther PR middle-end/45056 * gimple-fold.c (fold_stmt_1): Also fold references in debug stmts. 2010-07-26 Richard Guenther PR tree-optimization/45071 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Always adjust op->opcode. 2010-07-26 Naveen.H.S * config/v850/lib1funcs.asm (save_r2_r31, return_r2_r31, save_r20_r31, return_r20_r31, save_r21_r31, return_r21_r31, save_r22_r31, return_r22_r31, save_r23_r31, return_r23_r31, save_r24_r31, return_r24_r31, save_r25_r31, return_r25_r31, save_r26_r31, return_r26_r31, save_r27_r31, return_r27_r31, save_r28_r31, return_r28_r31, save_r29_r31, return_r29_r31, save_r31, return_r31, save_interrupt, return_interrupt, save_all_interrupt, return_all_interrupt, L_save_r2_r31, L_return_interrupt, callt_return_interrupt, L_restore_all_interrupt, L_save_##START##_r31c, L_callt_save_r31c): Updated as per the new ABI requirements. (save_r6_r9, L_callt_save_r6_r9): Remove. * config/v850/predicates.md (even_reg_operand, disp23_operand, const_float_1_operand const_float_0_operand): New Predicates. (pattern_is_ok_for_prepare, pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue): Update as per the ABI requirements. * config/v850/t-v850: Update multilibs for new target variants. (save_varargs, callt_save_varargs, callt_save_r6_r9): Remove. * config/v850/t-v850e: Likewise. * config/v850/v850.c (v850_issue_rate): New. (v850_strict_argument_naming): New. (function_arg): Modify to generate a different ABI. (print_operand): Update case 'z' to support float modes. (output_move_single): Modify to generate appropriate and better assembly. (v850_float_z_comparison_operator, v850_select_cc_mode, v850_float_nz_comparison_operator, v850_gen_float_compare, v850_gen_compare): New functions to support comparison of float values. (ep_memory_offset): Add support for V850E2 targets. (INTERRUPT_FIXED_NUM, INTERRUPT_ALL_SAVE_NUM): Update. (INTERRUPT_REGPARM_NUM): Remove. (compute_register_save_size): Add extra case to save/restore long call. (use_prolog_function): New function to support prologue. (expand_prologue): Add support for V850E2 targets and modified as per the current ABI requirements. (expand_epilogue): Likewise. (construct_restore_jr): Modify based on TARGET_LONG_CALLS. (construct_save_jarl): Likewise. (construct_dispose_instruction): Update as per the current ABI requirements. (construct_prepare_instruction): Likewise. * config/v850/v850.h (TARGET_CPU_DEFAULT): Add target predefines. (TARGET_CPU_v850e2, TARGET_CPU_v850e2v3): Define (CPP_SPEC): Updated to support v850e2 targets. (STRICT_ALIGNMENT): Modified. (FIRST_PSEUDO_REGISTER): Updated to add even registers. (FIXED_REGISTERS): Likewise. (CALL_USED_REGISTERS): Likewise. (CONDITIONAL_REGISTER_USAGE): Updated. (HARD_REGNO_MODE_OK): Updated. (reg_class): Updated to add even registers. (REG_CLASS_NAMES): Likewise. (REG_CLASS_CONTENTS): Likewise. (REGNO_REG_CLASS): Updated for CC registers. (REG_CLASS_FROM_LETTER): Added support for even registers. (REGNO_OK_FOR_BASE_P): Updated for CC registers. (STACK_POINTER_REGNUM, FRAME_POINTER_REGNUM, LINK_POINTER_REGNUM, ARG_POINTER_REGNUM): Updated. (FUNCTION_ARG_ADVANCE): Define. (REG_PARM_STACK_SPACE): Update as per the current ABI requirements. (OUTGOING_REG_PARM_STACK_SPACE): Remove. (EXTRA_CONSTRAINT): Add new constraint 'W' for 23-bit displacement. (GO_IF_LEGITIMATE_ADDRESS): Updated. (SELECT_CC_MODE): Define. (REGISTER_NAMES): Updated to add psw and fcc registers. (ADDITIONAL_REGISTER_NAMES): Updated. (ASM_OUTPUT_ADDR_DIFF_ELT): Updated to support new targets. (JUMP_TABLES_IN_TEXT_SECTION): Updated. * config/v850/v850.md (define_constants): Define new constants. (type): Update store,bit1,macc,div,fpu and single attributes. (cpu): New attribute. (cc): Add set_z attribute. (unsign23byte_load, sign23byte_load, unsign23hword_load, sign23hword_load, 23word_load, 23byte_store, 23hword_store, 23word_store): New instructions for 23-bit displacement load and store. (movqi_internal, movhi_internal): Update the attributes. (movsi, movsi_internal_v850e): Updated to support v850e2 targets. (movsi_internal_v850e, movsi_internal, movsf_internal): Update the attributes. (v850_tst1): Modified using CC_REGNUM. (tstsi): Remove. (cmpsi): Modified as define_expand from define_insn. (cmpsi_insn, cmpsf, cmpdf): New instructions. (addsi3, subsi3, negsi2, divmodsi4, udivmodsi4, divmodhi4, udivmodhi4, v850_clr1_1, v850_clr1_2, v850_clr1_3, andsi3, v850_set1_1, v850_set1_3, iorsi3, v850_not1_1, v850_not1_3, xorsi3, one_cmplsi2): Clobber the CC_REGNUM register. (v850_clr1_1, v850_clr1_2, v850_clr1_3, andsi3, v850_set1_1, v850_set1_2, v850_set1_3, iorsi3, v850_not1_1, v850_not1_2, v850_not1_3, xorsi3, one_cmplsi2): Update the attributes accordingly. (setf_insn, set_z_insn, set_nz_insn): New instructions for v850e2v3 target. (movsicc_normal_cc, movsicc_reversed_cc): New instructions. (movsicc, movsicc_normal, movsicc_reversed): Add support for V850E2 targets. (sasf_1, sasf_2): Remove. (sasf): New instruction. (rotlhi3, rotlhi3_8, rotlsi3, rotlsi3_16): Update to support V850E2 targets. CC_REGNUM register is clobbered and attributes are updated. (branch_z_normal, branch_z_invert, branch_nz_normal, branch_nz_invert): New branch related instructions. (jump): Updated the attributes. (switch): Update to support new targets. CC_REGNUM register is clobbered and attributes are updated. (call_internal_short, call_internal_long, call_value_internal_short, call_value_internal_long): Updated the attributes. (zero_extendhisi2, zero_extendqisi2): CC_REGNUM register is clobbered and attributes are updated. (extendhisi_insn, extendhisi2, extendqisi_insn, extendqisi2): Update to support new targets. CC_REGNUM register is clobbered. (ashlsi3_v850e2, lshrsi3_v850e2, ashrsi3_v850e2): New shift instructions. (lshrsi3, ashrsi3): CC_REGNUM register is clobbered and attributes are updated. (ffssi2, addsf3, adddf3, subsf3, subdf3, mulsf3, muldf3, divsf3, divdf3, minsf3, mindf3, maxsf3, maxdf3, abssf2, absdf2, negsf2, negdf2, sqrtsf2, sqrtdf2, truncsfsi2, truncdfsi2, floatsisf2, floatsidf2, extendsfdf2, extenddfsf2, recipsf2, recipdf2, rsqrtsf2, rsqrtdf2, maddsf4, msubsf4, nmaddsf4, nmsubsf4, cmpsf_le_insn, cmpsf_lt_insn, cmpsf_ge_insn, cmpsf_gt_insn, cmpsf_eq_insn, cmpsf_ne_insn, cmpdf_le_insn, cmpdf_lt_insn, cmpdf_ge_insn, cmpdf_gt_insn, cmpdf_eq_insn, cmpdf_ne_insn, trfsr, movsfcc, movdfcc, movsfcc_z_insn, movsfcc_nz_insn, movdfcc_z_insn, movdfcc_nz_insn, movedfcc_z_zero, movedfcc_nz_zero): New floating point instructions defined for V850e2v3 target. (callt_save_interrupt, callt_return_interrupt, return_interrupt): Add support for V850E2 targets and CC_REGNUM register is clobbered. (callt_save_all_interrupt, callt_restore_all_interrupt): Add support for new targets. * config/v850/v850-modes.def: New file. * config/v850/v850.opt(mstrict-align): Remove. (mno-strict-align, mjump-tables-in-data-section, mv850e2, mv850e2v3): New command line options for V850. * config.gcc: Update the newly added files. * doc/invoke.texi: Update the newly added command line options for V850 target. 2010-07-26 Richard Guenther PR tree-optimization/45052 * ipa-pure-const.c (check_stmt): Check volatileness. 2010-07-25 Eric Botcazou PR target/44707 * config/sparc/sparc-protos.h (sparc_legitimize_reload_address): New. * config/sparc/sparc.c: Include reload.h. (legitimize_tls_address): Rename into... (sparc_legitimize_tls_address): ...this. (legitimize_pic_address): Rename into... (sparc_legitimize_pic_address): ...this. (sparc_expand_move): Adjust to above renaming. (sparc_tls_referenced_p): Likewise. (sparc_legitimize_tls_address): Likewise. (sparc_legitimize_pic_address): Likewise. (sparc_legitimize_address): Likewise. (sparc_output_mi_thunk): Likewise. (sparc_legitimize_reload_address): New global function. Recognize (lo_sum (high ...) ...) patterns generated by earlier passes. * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Use above function. 2010-07-25 Eric Botcazou PR target/44484 * config/sparc/predicates.md (memory_reg_operand): Delete. * config/sparc/sync.md (sync_compare_and_swap): Minor tweaks. (*sync_compare_and_swap): Encode the address form in the pattern. (*sync_compare_and_swapdi_v8plus): Likewise. 2010-07-24 Gerald Pfeifer * doc/install.texi (Specific, *-*-freebsd*): Adjust to recent changes. Streamline paragraph on compatibility with the system compiler. 2010-07-24 Steven Bosscher PR middle-end/45035 * alias.c (true_dependence_1): Fix thinko in merge of old true_dependence and canon_true_dependence. 2010-07-23 Jan Hubicka * lto-streamer-out.c (write_symbol): Fix visibilities of external references. 2010-07-23 Le-Chun Wu * omega.c (omega_eliminate_redundant): Remove a self-assign statement. * tree-ssa-ccp.c (ccp_lattice_meet): Remove a self-assign statement and an unnecessary assignment. * dbxout.c (DEBUGGER_ARG_OFFSET): Change OFFSET to OFFSET+0 to avoid self-assign warning. * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Remove unnecessary self-init. 2010-07-23 Richard Guenther PR lto/43071 * gcc.c (LINK_COMMAND_SPEC): Filter out -fcompare-debug for -flto and -fwhopr. 2010-07-23 Kai Tietz PR target/41943 * Makefile.in (USER_H_INC_NEXT_PRE, USER_H_INC_NEXT_POST): New. (stmp-int-hdrs): Prefix/postfix headers by include_next. * config.gcc (user_headers_inc_next_pre): New. (user_headers_inc_next_post): Likewise. (*-w64-mingw*): Use for float.h post-fixing, and for stddef.h/stdarg.h pre-fixing by include_next. * configure.ac (user_headers_inc_next_post): New. (user_headers_inc_next_pre): New. * configure: Regenerated. 2010-07-23 Rainer Orth * configure.ac: Don't disable TLS on Solaris 8/9 by default Set tga_func for Solaris 2/x86 resp. SPARC. Remove duplicate parts of sparc*-sun-solaris2.* TLS check. (LIB_THREAD_LDFLAGS_SPEC): Define. (LIB_TLS_SPEC): Define. Check for required Sun ld version. * configure: Regenerate. * config.in: Regenerate. * config/sol2.h (LIB_SPEC): Use LIB_THREAD_LDFLAGS_SPEC with -pthread, -threads, LIB_TLS_SPEC with -pthread. * doc/install.texi (Specific, *-*-solaris2*): Document use of alternate thread libraries on Solaris 8. Document TLS patch requirements. * doc/sourcebuild.texi (Add Options): Sort alphabetically. Document tls. PR target/18788 * config/sol2.h (LIB_SPEC): Link with thread libraries even with -shared. 2010-07-23 Jakub Jelinek * tree.h (struct tree_base): Add nameless_flag bitfield. (TYPE_NAMELESS, DECL_NAMELESS): Define. * omp-low.c (create_omp_child_function, scan_omp_parallel, scan_omp_task, lower_omp_taskreg): Set DECL_NAMELESS and/or DECL_ARTIFICIAL where needed. * dwarf2out.c (dwarf2_name): Return NULL if DECL_NAMELESS. (type_tag): Return NULL if TYPE_NAMELESS or if TYPE_DECL has DECL_NAMELESS set. 2010-07-23 Martin Jambor PR tree-optimization/44915 * ipa-cp.c (cgraph_gate_cp): Also check that optimize is true. * ipa-inline.c (cgraph_mark_inline_edge): Likewise. (analyze_function): Likewise. 2010-07-23 Martin Jambor PR tree-optimization/44914 * tree-sra.c (sra_modify_function_body): Return true if CFG was changed, add purging dead eh edges. (ipa_sra_modify_function_body): Return true if CFG was changed, simplify purging dead eh edges. (modify_function): Return true if CFG was changed. (perform_intra_sra): Add TODO_cleanup_cfg to the return value if CFG was changed. (ipa_early_sra): Likewise. 2010-07-23 Jie Zhang PR target/44290 * attribs.c (decl_attributes): Insert "noinline" and "noclone" if "naked". * tree-sra.c (ipa_sra_preliminary_function_checks): Return false if ! tree_versionable_function_p. 2010-07-23 Nathan Froyd * builtins.def (BUILT_IN_ARGS_INFO): Remove. * ipa-pure-const.c (special_builtlin_state): Remove BUILT_IN_ARGS_INFO case. * tree-stdarg.c (execute_optimize_stdarg): Likewise. * builtins.c (expand_builtin): Likewise. (expand_builtin_args_info): Remove. * doc/tm.texi (__builtin_args_info): Remove. (__builtin_next_arg): Adjust to not refer to __builtin_args_info. * doc/tm.text.in: Likewise. 2010-07-23 Richard Guenther * lto-symtab.c (lto_symtab_merge): Use gtc_mode enum values. (lto_symtab_merge_decls_2): Likewise. * tree-ssa.c (useless_type_conversion_p): Likewise. * lto-streamer-in.c (input_gimple_stmt): Likewise. * gimple.c (gtc_visited2, gtc_ob2): Remove. (struct type_pair_d): Make same_p an array indexed by mode. Update comment. (lookup_type_pair): Update initialization. (struct sccs): Adjust same_p type. (gimple_types_compatible_p_1, gtc_visit, gimple_types_compatible_p): Adjust. (print_gimple_types_stats): Likewise. * gimple.h (enum gtc_mode): New. (gimple_types_compatible_p): Adjust prototype. 2010-07-23 Daniel Jacobowitz * dwarf2out.c (dwarf2out_frame_debug): Check for queued saves again after processing insn. 2010-07-23 Jie Zhang * tree-sra.c (ipa_sra_preliminary_function_checks): Dump proper words when !tree_versionable_function_p. 2010-07-23 Richard Guenther PR tree-optimization/45037 * tree-ssa-loop-ivopts.c (copy_ref_info): Handle NULL base. 2010-07-23 Jie Zhang * doc/extend.texi: Remove IP2K from the description of naked attribute. Add MCORE instead. 2010-07-10 Andi Kleen PR lto/44992 * lto-opts.c (lto_write_options): Add NULL file_data argument to lto_get_section_name. * lto-section-out.c (lto_destroy_simple_output_block): Likewise. * lto-streamer-out.c (produce_asm): Likewise. (copy_function): Likewise. (produce_symtab): Likewise. (produce_asm_for_decls): Likewise. * lto-streamer.c (lto_get_section_name): Add file_data argument. Rewrite to add random postfix to LTO sections. * lto-streamer.h (lto_file_decl_data): Add next, id, resolutions. (lto_get_section_name): Add file_data argument to prototype. 2010-07-10 Andi Kleen * lto-section-in.c (lto_section_name): Synchronize names with lto_get_section_name. 2010-07-10 Andi Kleen * lto-opts.c (lto_read_file_options): Check for missing section. 2010-07-22 Bernd Schmidt * ira.c (check_allocation): Correctly handle the case where an allocno with two objects was allocated to a single reg. 2010-07-22 Richard Sandiford * tree-ssa-math-opts.c (is_widening_mult_rhs_p): New function. (is_widening_mult_p): Likewise. (convert_to_widen): Use them. (convert_plusminus_to_widen): Likewise. Handle fixed-point types as well as integer ones. 2010-07-22 Steven Bosscher * alias.c (true_dependence_1): New function, merged version of true_dependence and canon_true_dependence. (true_dependence): Simplify. (canon_true_dependence): Simplify. 2010-07-22 Richard Henderson PR target/45027 * config/i386/i386.c (setup_incoming_varargs_64): Force the use of V4SFmode for the SSE saves; increase stack alignment if needed. (ix86_gimplify_va_arg): Don't increase stack alignment here. 2010-07-22 Jakub Jelinek PR bootstrap/45028 * recgprop.c (copyprop_hardreg_forward_1): If changed is true, call cprop_find_used_regs again via note_uses. 2010-07-22 Eric Botcazou * alias.c (get_alias_set): Fix formatting issues. 2010-07-22 Steve Ellcey PR middle-end/44878 * stmt.c (expand_value_return): Call promote_function_mode with a for_return argument of 2 when returning by reference. 2010-07-22 Dodji Seketeli PR debug/45024 * dwarf2out.c (scope_die_for): Don't fall back to the compilation unit DIE if we can find the scope DIE. 2010-07-22 Bernd Schmidt * ira-build.c (ira_create_object): New arg SUBWORD; all callers changed. Initialize OBJECT_SUBWORD. (ira_create_allocno): Clear ALLOCNO_NUM_OBJECTS. (ira_create_allocno_objects): Renamed from ira_create_allocno_object; all callers changed. (merge_hard_reg_conflicts): Iterate over allocno subobjects. (finish_allocno): Likewise. (move_allocno_live_ranges, copy_allocno_live_ranges): Likewise. (remove_low_level_allocnos): Likewise. (update_bad_spill_attribute): Likewise. (setup_min_max_allocno_live_range_point): Likewise. (sort_conflict_id_map): Likewise. (ira_flattening): Likewise. Use ior_hard_reg_conflicts. (ior_hard_reg_conflicts): New function. (ior_allocate_object_conflicts): Renamed first argument to OBJ. (compress_conflict_vecs): Iterate over objects, not allocnos. (ira_add_live_range_to_object): New function. (object_range_compare_func): Renamed from allocno_range_compare_func. All callers changed. (setup_min_max_conflict_allocno_ids): For allocnos with multiple subobjects, widen the min/max range of the lowest-order object to potentially include all other such low-order objects. * ira.c (ira_bad_reload_regno_1): Iterate over allocno subobjects. (check_allocation): Likewise. Use more fine-grained tests for register conflicts. * ira-color.c (allocnos_have_intersected_live_ranges_p): Iterate over allocno subobjects. (assign_hard_reg): Keep multiple sets of conflicts. Make finer-grained choices about which bits to set in each set. Don't use ira_hard_reg_not_in_set_p, perform a more elaborate test for conflicts using the multiple sets we computed. (push_allocno_to_stack): Iterate over allocno subobjects. (all_conflicting_hard_regs_coalesced): New static function. (setup_allocno_available_regs_num): Use it. (setup_allocno_left_conflicts_size): Likewise. Iterate over allocno subobjects. (coalesced_allocno_conflict): Test subobject 0 in each allocno. (setup_allocno_priorities): Divide ALLOCNO_EXCESS_PRESSURE_POINTS_NUM by ALLOCNO_NUM_OBJECTS. (calculate_spill_cost): Likewise. (color_pass): Express if statement in a more normal way. (ira_reassign_conflict_allocnos): Iterate over allocno subobjects. (slot_coalesced_allocno_live_ranges_intersect_p): Likewise. (setup_slot_coalesced_allocno_live_ranges): Likewise. (allocno_reload_assign): Likewise. (ira_reassign_pseudos): Likewise. (fast_allocation): Likewise. * ira-conflicts.c (build_conflict_bit_table): Likewise. (print_allocno_conflicts): Likewise. (ira_build_conflicts): Likewise. (allocnos_conflict_for_copy_p): Renamed from allocnos_conflict_p. All callers changed. Test subword 0 of each allocno for conflicts. (build_object_conflicts): Renamed from build_allocno_conflicts. All callers changed. Iterate over allocno subobjects. * ira-emit.c (modify_move_list): Iterate over allocno subobjects. * ira-int.h (struct ira_allocno): New member: num_objects. Rename object to objects and change it into an array. (ALLOCNO_OBJECT): Add new argument N. (ALLOCNO_NUM_OBJECTS, OBJECT_SUBWORD): New macros. (ira_create_allocno_objects): Renamed from ira_create_allocno_object. (ior_hard_reg_conflicts): Declare. (ira_add_live_range_to_object): Declare. (ira_allocno_object_iterator): New. (ira_allocno_object_iter_init, ira_allocno_object_iter_cond): New. (FOR_EACH_ALLOCNO_OBJECT): New macro. * ira-lives.c (objects_live): Renamed from allocnos_live; all uses changed. (allocnos_processed): New sparseset. (make_object_born): Renamed from make_allocno_born; take an ira_object_t argument. All callers changed. (make_object_dead): Renamed from make_allocno_dead; take an ira_object_t argument. All callers changed. (update_allocno_pressure_excess_length): Take an ira_obejct_t argument. All callers changed. (mark_pseudo_regno_live): Iterate over allocno subobjects. (mark_pseudo_regno_dead): Likewise. (mark_pseudo_regno_subword_live, mark_pseudo_regno_subword_dead): New functions. (mark_ref_live): Detect subword accesses and call mark_pseudo_regno_subword_live as appropriate. (mark_ref_dead): Likewise for mark_pseudo_regno_subword_dead. (process_bb_nodes_live): Deal with object-related updates first; set and test bits in allocnos_processed to avoid computing allocno statistics more than once. (create_start_finish_chains): Iterate over objects, not allocnos. (print_object_live_ranges): New function. (print_allocno_live_ranges): Use it. (ira_create_allocno_live_ranges): Allocate and free allocnos_processed and objects_live. 2010-07-22 Richard Guenther PR lto/42451 * gimple.c (gtc_next_dfs_num): New global. (struct sccs): Make value a union, add integer same_p member. (gtc_visit): New function. (gimple_types_compatible_p_1): New function, split out from ... (gimple_types_compatible_p): ... here. Start a DFS walk here. (iterative_hash_gimple_type): Adjust for sccs change. 2010-07-22 Martin Jambor PR tree-optimization/44891 * tree-sra.c: Include gimple-pretty-print.h. (replace_uses_with_default_def_ssa_name): Renamed to get_repl_default_def_ssa_name, return the new SSA name instead of replacing the old one. (sra_modify_assign): Dump a message when removing a load, if the LHS is an SSA_NAME, do not do any propagation, just set the RHS to a default definition SSA NAME, type convert if necessary. * Makefile.in (tree-sra.o): Add gimple-pretty-print.h to dependencies. 2010-07-22 Richard Guenther PR tree-optimization/45017 * tree-ssa-sccvn.c (vn_reference_eq): Make sure we honor TYPE_PRECISION of integral types in addition to size. 2010-07-22 Maxim Kuvyrkov * config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Default to GLIBC when no C library is specified. 2010-07-22 Martin Jambor * ipa-prop.h (struct ipa_node_params): Updated comment. (struct ipa_edge_args): Likewise. * Makefile.in (ipa-prop.o): Remove bogus $(GIMPLE_FOLD_H) dependency. 2010-07-22 Martin Jambor * cgraphunit.c (verify_edge_count_and_frequency): New function. (verify_cgraph_node): Verify frequencies of indirect edges. * tree-inline.c (tree_function_versioning): Update frequencies of indirect edges. 2010-07-22 Ramana Radhakrishnan PR target/43698 * config/arm/arm.md: Split arm_rev into *arm_rev and *thumb1_rev. Set *arm_rev to be predicable. 2010-07-22 Iain Sandoe * config/darwin.h (LINK_COMMAND_SPEC): Split into... (LINK_COMMAND_SPEC_A): New. (DSYMUTIL): New. (DSYMUTIL_SPEC): New. * config/darwin9.h (LINK_COMMAND_SPEC): Remove. (DSYMUTIL_SPEC): Update for darwin >= 9 requirements. 2010-07-22 Iain Sandoe * calls.c (load_register_parameters): Move check for zero sized items so that only the call to mem_overlaps_already_clobbered_arg_p () is protected. 2010-07-22 Jan Hubicka * ipa-pure-const.c (varying_state): Break out from ... (get_function_state): ... here; always return varying_state when state would be NULL otherwise. (remove_node_data): Do not free varying state. 2010-07-22 Bernd Schmidt PR bootstrap/44970 PR middle-end/45009 * postreload.c: Include "target.h". (reload_combine_closest_single_use): Don't take DEBUG_INSNs into account. (fixup_debug_insns): Don't copy the rtx. (reload_combine_recognize_const_pattern): DEBUG_INSNs can't have uses. Don't copy when replacing. Call fixup_debug_insns in the case where we merged one add with another. (reload_combine_recognize_pattern): Fail if there aren't any uses. Try harder to determine whether we're picking a valid index register. Don't set store_ruid for an insn we're going to scan in the next iteration. (reload_combine): Remove unused code. (reload_combine_note_use): When updating use information for an old insn, ignore a use that occurs after store_ruid. * Makefile.in (postreload.o): Update dependencies. * function.c (record_hard_reg_sets): Restrict the previous change to cases where the incoming nominal mode is the same as the incoming promoted mode and everything happens in MODE_INT. 2010-07-21 Jakub Jelinek PR debug/45015 * var-tracking.c (adjust_mems): Ignore ASM_OPERANDS with non-zero ASM_OPERANDS_OUTPUT_IDX. (adjust_insn): For inline asm with multiple sets ensure first ASM_OPERANDS vectors are used by all following ASM_OPERANDS in the insn. 2010-07-21 Richard Henderson * config/i386/i386.c (setup_incoming_varargs_64): Emit a simple comparison for avoiding xmm register saves. Emit the xmm register saves explicitly. * config/i386/i386.md (UNSPEC_SSE_PROLOGUE_SAVE): Remove. (UNSPEC_SSE_PROLOGUE_SAVE_LOW): Remove. (sse_prologue_save, sse_prologue_save_insn1, sse_prologue_save_insn): Remove patterns and the associated splitters. 2010-07-21 Changpeng Fang * tree-ssa-loop-prefetch.c (analyze_ref): Strip off the real and imagine parts of a complex, so that they can have the same base and fall into the same group. 2010-07-21 Richard Guenther PR lto/45018 * tree.c (find_decls_types_r): Do not follow TREE_CHAIN of TYPE_DECLs. Do not follow TYPE_NEXT_VARIANT, TYPE_NEXT_PTR_TO, nor TYPE_NEXT_REF_TO or TYPE_CANONICAL. 2010-07-21 Martin Jambor PR tree-optimization/44900 * tree-sra.c (load_assign_lhs_subreplacements): Updated comments. (sra_modify_assign): Move gsi to the next statmenent unconditionally. 2010-07-21 Bernd Schmidt PR middle-end/44738 * tree-ssa.c (warn_uninit): Avoid emitting an unnecessary message. 2010-07-21 Richard Guenther PR middle-end/45013 * tree-ssa.c (useless_type_conversion_p): Dispatch to gimple_types_compatible_p only when in lto. * gimple.c (gimple_types_compatible_p): Use canonical types to speed up comparison. 2010-07-21 Richard Guenther * tree-flow.h (referenced_var): Move define ... * tree-flow-inline.h (referenced_var): ... here as an inline function. Assert here ... * tree-dfa.c (referenced_var_lookup): ... instead of here. * tree-ssa.c (maybe_optimize_var): Check if the variable is in referenced vars. (execute_update_addresses_taken): Remove old broken check. * gimple-pretty-print.c (pp_points_to_solution): Use referenced_var_lookup. * tree-into-ssa.c (dump_decl_set): Likewise. 2010-07-21 Jakub Jelinek PR debug/45003 * var-tracking.c (reverse_op): Also handle {SIGN,ZERO}_EXTEND of a MEM. * dwarf2out.c (loc_descriptor): Don't handle SIGN_EXTEND nor ZERO_EXTEND here. 2010-07-20 Richard Henderson * vxworks.c (vxworks_emutls_var_fields): Pass locus to build_decls. 2010-07-20 Bernd Schmidt * config/arm/arm.md (thumb1_addsi3): Add alternative and split for computing the sum of the stack pointer and a large constant. * config/arm/constraints.md (M): Remove superfluous parentheses. (Pc): New constraint. 2010-07-20 Jakub Jelinek PR debug/45006 * cfgexpand.c (expand_debug_expr): Only look at TYPE_UNSIGNED of operand's type if exp is tcc_unary class tree. 2010-07-20 Nathan Froyd * config/rs6000/rs6000.md (abs2_isel, nabs2_isel): Reverse sense of if_then_else condition. 2010-07-20 Nathan Froyd * config/rs6000/rs6000.opt (mblock-move-inline-limit): New option. * config/rs6000/rs6000.c (rs6000_override_options): Set rs6000_block_move_inline_limit appropriately. (expand_block_move): Use rs6000_block_move_inline_limit. * doc/invoke.texi (mblock-move-inline-limit): Document. 2010-07-20 Bernd Schmidt * postreload.c (fixup_debug_insns): Remove arg REGNO. New args FROM and TO. All callers changed. Don't look for tracked uses, just scan the RTL for DEBUG_INSNs and substitute. (reload_combine_recognize_pattern): Call fixup_debug_insns. (reload_combine): Ignore DEBUG_INSNs. 2010-07-20 Jakub Jelinek * var-tracking.c (vt_expand_loc, vt_expand_loc_dummy): Bump maximum depth to 8 from 5. PR debug/45003 * cfgexpand.c (expand_debug_expr) : Use ZERO_EXTEND or SIGN_EXTEND depending on TYPE_UNSIGNED of the operand's type instead of the result's type. 2010-07-20 Richard Guenther PR tree-optimization/44977 * tree-ssa-dom.c (propagate_rhs_into_lhs): Do not create invalid SSA form. 2010-07-20 Richard Guenther * lto-symtab.c (lto_symtab_merge): Use gimple_types_compatible_p. (lto_symtab_merge_decls_2): Likewise. * gimple.h (gimple_types_compatible_p): Declare. * gimple.c (gimple_queue_type_fixup): Remove. (gimple_fixup_complete_and_incomplete_subtype_p): Likewise. (gimple_compatible_complete_and_incomplete_type_p): New function. (gimple_types_compatible_p): Adjust. (gimple_register_type): Remove type fixup code. (print_gimple_types_stats): Adjust. (free_gimple_type_tables): Likewise. * lto-streamer-in.c (input_gimple_stmt): Use gimple_types_compatible_p. * tree-ssa.c (useless_type_conversion_p): Likewise. 2010-07-20 Richard Guenther PR middle-end/44971 PR middle-end/44988 * tree-ssa.c (maybe_optimize_var): New function split out from ... (execute_update_addresses_taken): ... here. (non_rewritable_mem_ref_base): Likewise. (execute_update_addresses_taken): Do not iterate over all referenced vars but just all local decls and parms. Properly check call and asm arguments and rewrite call arguments. 2010-07-20 Maxim Kuvyrkov * config.gcc (LIBC_GLIBC, LIBC_UCLIBC, LIBC_BIONIC): Move constants to top level. * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Move Android-specific definitions ... * config/linux-android.h (ANDROID_TARGET_OS_CPP_BUILTINS): ... here. New macro. * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Use it. 2010-07-19 Richard Sandiford * gengtype.c (start_root_entry): New function, split out from write_root. Check whether V is null and raise an error if so. (write_field_root): Check for V being null. Don't raise an error here; set V to null instead. (write_root): Update comment above function. Use start_root_entry. 2010-07-19 Xinliang David Li PR testsuite/44932 * tree-ssa-uninit.c (collect_phi_def_edges): Fix bug collecting def edges. (find_uninit_use): Add dump. (is_use_properly_guarded): Ditto. (warn_uninitialized_phi): Ditto. (execute_late_warn_uninitialized): Ditto. 2010-07-19 Richard Guenther PR middle-end/44941 * expr.c (emit_block_move_hints): Move zero size check first. Move asserts to more useful places. * calls.c (load_register_parameters): Check for zero size. 2010-07-19 Richard Henderson * tree-optimize.c (execute_all_early_local_passes): New. Change cgraph_state here ... (execute_early_local_optimizations): ... not here. Remove. (pass_early_local_passes, pass_all_early_optimizations): Update. 2010-07-19 Bernd Schmidt * postreload.c (reload_combine_closest_single_use): Ignore the number of uses for DEBUG_INSNs. (fixup_debug_insns): New static function. (reload_combine_recognize_const_pattern): Use it. Don't let the main loop be affected by DEBUG_INSNs. Really disallow moving adds past a jump insn. (reload_combine_recognize_pattern): Don't update use_ruid here. (reload_combine_note_use): Do it here. (reload_combine): Use control_flow_insn_p rather than JUMP_P. 2010-07-19 Bingfeng Mei * ddg.c (create_ddg): Exclude nodes of debug_insn in counting nodes of a loop. * loop-doloop.c (doloop_condition_get): Skip possible debug_insn. 2010-07-19 Iain Sandoe * config/i386/darwin.h: Define darwin_emit_branch_islands. (TARGET_MACHO_BRANCH_ISLANDS): New. (FUNCTION_PROFILER): Use TARGET_MACHO_BRANCH_ISLANDS. * config/i386/i386.h (TARGET_MACHO_BRANCH_ISLANDS): Define a default value. * config/i386/i386.c (output_pic_addr_const): Do not emit branch islands unless TARGET_MACHO_BRANCH_ISLANDS is set. (x86_output_mi_thunk): Adjust symbol creation. * config/rs6000/darwin.h: Define darwin_emit_branch_islands. Remove out of date comment. * config/rs6000/rs6000.c (print_operand): Adjust symbol. (DARWIN_LINKER_GENERATES_ISLANDS): Remove. (DARWIN_GENERATE_ISLANDS): Ditto. (output_call): Do not emit branch islands unless darwin_emit_branch_islands is set. * config/darwin.c: Declare darwin_emit_branch_islands. (machopic_indirect_data_reference): Do not emit unless darwin_emit_branch_islands is set. (darwin_override_options): Set darwin_emit_branch_islands where it is needed. * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Remove. 2010-07-19 Rainer Orth * doc/sourcebuild.texi (Effective-Target Keywords): Document sse_runtime, sse2_runtime. 2010-07-18 Richard Sandiford * config/mips/mips.c (mips16_build_call_stub): Zero-extend the low half of a single-register SCmode return value before ORing it with the high half. * config/mips/mips16.S (MERGE_GPRf): Likewise. 2010-07-17 John David Anglin PR target/44805 * config/pa/pa.h (CONSTANT_ALIGNMENT): Align strings to BITS_PER_WORD on all targets. 2010-07-17 Bernd Schmidt PR target/42235 * postreload.c (reload_cse_move2add): Return bool, true if anything. changed. All callers changed. (move2add_use_add2_insn): Likewise. (move2add_use_add3_insn): Likewise. (reload_cse_regs): If reload_cse_move2add changed anything, rerun reload_combine. (RELOAD_COMBINE_MAX_USES): Bump to 16. (last_jump_ruid): New static variable. (struct reg_use): New members CONTAINING_MEM and RUID. (reg_state): New members ALL_OFFSETS_MATCH and REAL_STORE_RUID. (reload_combine_split_one_ruid, reload_combine_split_ruids, reload_combine_purge_insn_uses, reload_combine_closest_single_use reload_combine_purge_reg_uses_after_ruid, reload_combine_recognize_const_pattern): New static functions. (reload_combine_recognize_pattern): Verify that ALL_OFFSETS_MATCH is true for our reg and that we have available index regs. (reload_combine_note_use): New args RUID and CONTAINING_MEM. All callers changed. Use them to initialize fields in struct reg_use. (reload_combine): Initialize last_jump_ruid. Be careful when to take PREV_INSN of the scanned insn. Update REAL_STORE_RUID fields. Call reload_combine_recognize_const_pattern. (reload_combine_note_store): Update REAL_STORE_RUID field. 2010-07-16 Jason Merrill * Makefile.in (opts-common.o): Depend on options.h. 2010-07-16 Nathan Froyd * tree.c (build_common_builtin_nodes): Use build_function_type_list instead of build_function_type. * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Likewise. * cgraphunit.c (cgraph_build_static_cdtor): Likewise. 2010-07-16 Nathan Froyd * config/rs6000/rs6000.c (rs6000_emit_sISEL): Let rs6000_emit_int_cmove do all the work. (rs6000_emit_int_cmove): Use function pointers for insn generation. Don't force values into registers unnecessarily. (output_isel): Assert that we're not given conditions we can't handle. Delete corresponding code. * config/rs6000/rs6000.md (isel_signed_): Use scc_comparison_operator constraint. Permit 0 for the consequent operand. Permit any GPR for the alternative operand. (isel_unsigned_): Likewise. 2010-07-16 Jakub Jelinek PR target/44942 * config/i386/i386-protos.h (ix86_function_arg_boundary): Change second argument to const_tree. * config/i386/i386.c (function_arg_advance): If padding needs to be inserted before argument, increment cum->words by number of padding words as well. (contains_aligned_value_p): Change argument to const_tree. (ix86_function_arg_boundary): Change second argument to const_tree. 2010-07-16 Bernd Schmidt PR target/42235 * function.c (record_hard_reg_sets): New static function. (assign_parm_setup_reg): If an optab for extending exists and the generated code clobbbers no hard regs, emit the insn directly and create a REG_EQUIV note. 2010-07-15 Nathan Froyd * c-decl.c (detect_field_duplicates): Use DECL_CHAIN insted of TREE_CHAIN. * c-typeck.c (push_init_level): Likewise. (process_init_element): Likewise. 2010-07-15 Anatoly Sokolov * tree.h (enum tree_index): Add TI_INTEGER_THREE. (integer_three_node): Add. * tree.c (build_common_tree_nodes_2): Use integer_type_node insead of NULL_TREE in build_int_cst calls. Initialize the integer_three_node. * builtins.c (expand_builtin_prefetch): Use common tree nodes instead of call build_int_cst. * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ditto. * tree-ssa-loop-ivopts.c (idx_find_step): Ditto. (find_interesting_uses_address): Ditto. * tree-ssa-alias.c (ao_ref_init_from_ptr_and_size): Ditto. * tree-eh.c (lower_eh_constructs_2): Ditto. * tree-vect-loop.c (get_initial_def_for_induction): Ditto. * c-typeck.c (really_start_incremental_init, push_init_level): Ditto. * expmed.c (expand_divmod): Ditto. * tree-mudflap.c (mx_register_decls): Ditto. * varasm.c (array_size_for_constructor): Ditto. * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto. * c-parser.c (c_parser_postfix_expression): Ditto. 2010-07-15 Bernd Schmidt * postreload.c (last_label_ruid, first_index_reg, last_index_reg): New static variables. (reload_combine_recognize_pattern): New static function, broken out of reload_combine. (reload_combine): Use it. Only initialize first_index_reg and last_index_reg once. 2010-07-15 Richard Henderson * cgraphunit.c (cgraph_build_static_cdtor): Clear current_function_decl when done. 2010-07-15 Jan Hubicka * lto-symtab.c (lto_symtab_resolve_symbols): Remove hack handling comdats for broken gold. (lto_sy mtab_merge_decls_1): Set used_from_object_file correctly. 2010-07-15 Nathan Froyd * tree.h (TREE_RTL_OPERAND_CHECK): Delete. 2010-07-15 Nathan Froyd * tree.h (DECL_CHAIN): Define. * alias.c: Carefully replace TREE_CHAIN with DECL_CHAIN. * c-decl.c: Likewise. * c-parser.c: Likewise. * c-typeck.c: Likewise. * cfgexpand.c: Likewise. * cgraph.c: Likewise. * cgraphunit.c: Likewise. * combine.c: Likewise. * config/alpha/alpha.c: Likewise. * config/arm/arm.c: Likewise. * config/frv/frv.c: Likewise. * config/i386/i386.c: Likewise. * config/i386/winnt-cxx.c: Likewise. * config/ia64/ia64.c: Likewise. * config/iq2000/iq2000.c: Likewise. * config/mep/mep.c: Likewise. * config/mips/mips.c: Likewise. * config/pa/som.h: Likewise. * config/rs6000/rs6000.c: Likewise. * config/s390/s390.c: Likewise. * config/sh/sh.c: Likewise. * config/sh/symbian-cxx.c: Likewise. * config/sparc/sparc.c: Likewise. * config/spu/spu.c: Likewise. * config/stormy16/stormy16.c: Likewise. * config/vxworks.c: Likewise. * config/xtensa/xtensa.c: Likewise. * coverage.c: Likewise. * dbxout.c: Likewise. * dwarf2out.c: Likewise. * emit-rtl.c: Likewise. * expr.c: Likewise. * function.c: Likewise. * gimple-low.c: Likewise. * gimple-pretty-print.c: Likewise. * gimplify.c: Likewise. * integrate.c: Likewise. * ipa-inline.c: Likewise. * ipa-prop.c: Likewise. * ipa-split.c: Likewise. * ipa-struct-reorg.c: Likewise. * ipa-type-escape.c: Likewise. * langhooks.c: Likewise. * lto-cgraph.c: Likewise. * omp-low.c: Likewise. * stor-layout.c: Likewise. * tree-cfg.c: Likewise. * tree-complex.c: Likewise. * tree-dfa.c: Likewise. * tree-dump.c: Likewise. * tree-inline.c: Likewise. * tree-mudflap.c: Likewise. * tree-nested.c: Likewise. * tree-object-size.c: Likewise. * tree-pretty-print.c: Likewise. * tree-sra.c: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-loop-niter.c: Likewise. * tree-ssa-math-opts.c: Likewise. * tree-ssa-reassoc.c: Likewise. * tree-ssa-sccvn.c: Likewise. * tree-ssa-structalias.c: Likewise. * tree-tailcall.c: Likewise. * tree-vrp.c: Likewise. * tree.c: Likewise. * var-tracking.c: Likewise. * varasm.c: Likewise. 2010-07-15 Ulrich Weigand PR target/44877 * config/spu/spu.c (spu_expand_builtin_1): Allow references (as well as pointers) as argument to mask_for_load builtins. 2010-07-15 Richard Guenther PR tree-optimization/44946 * tree-ssa-structalias.c (get_constraint_for_component_ref): Deal with accessing only padding properly. 2010-07-15 Jan Hubicka * ipa.c (function_and_variable_visibility): Variables marked as used should not be localized. 2010-07-15 Jan Hubicka * cgraph.c: Include lto-streamer.h (change_decl_assembler_name): Work when assembler name hash is at place. (cgraph_make_decl_local): When localizing COMDAT symbol at WPA stage, be sure to rename it to avoid name clash. * ipa.c (cgraph_externally_visible_p, function_and_variable_visibility): Localize hidden symbols only when locally defined. 2010-07-15 Uros Bizjak * config/i386/i386.h (SHIFT_COUNT_TRUNCATED): Expand comment. 2010-07-15 Magnus Granberg Kevin F. Quinn * builtins.c (expand_builtin_init_trampoline): Warn for -Wtrampolines. * common.opt: Add -Wtrampolines. * doc/invoke.texi: Add -Wtrampolines. 2010-07-15 Jie Zhang * config/arm/cortex-a8.md (cortex_a8_load_store_2): Reserve cortex_a8_issue_ls. 2010-07-15 Dave Korn * config/i386/cygwin.h (LIBGCJ_SONAME): Update. * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise. 2010-07-14 Ulrich Weigand * config/spu/spu.c (reg_names): Remove prototype. (call_used_regs): Likewise. 2010-07-14 Dave Korn * config/i386/cygming-crtend.c (__FRAME_END__): Replace attribute "unused" with attribute "used". (__JCR_END__): Likewise. * config/i386/cygming-crtbegin.c (__EH_FRAME_BEGIN__): Add missing "used" attribute. (__JCR_LIST__): Replace attribute "unused" with attribute "used". 2010-07-14 Richard Guenther * lto-streamer-in.c (maybe_fixup_handled_component): Remove. (maybe_fixup_decls): Likewise. (input_gimple_stmt): Do not fixup anything. * lto-streamer-out.c (output_gimple_stmt): Make sure all non-automatic variable uses are wrapped inside a MEM_REF. 2010-07-14 Richard Henderson * passes.c (rest_of_decl_compilation): Do not call assemble_variable for functions. * varasm.c (assemble_variable): Remove early exit for functions; assert that we're given a variable. 2010-07-14 Jie Zhang * config/arm/cortex-a8.md (cortex_a8_alu): Don't use cortex_a8_default when neon_type is not none. 2010-07-14 Bernd Schmidt * lower-subreg.c (subreg_context): New static bitmap. (decompose_multiword_subregs): Allocate and free it. (find_decomposable_subregs): Set a bit in it for a register that occurs in a subreg that changes mode but not size. (can_decompose_p): Test it instead of non_decomposable_context. 2010-07-14 Richard Guenther PR tree-optimization/44824 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Use is_gimple_mem_ref_addr. (tree_ssa_forward_propagate_single_use_vars): Do not propagate non-decl_address_invariant_p addresses. 2010-07-14 Bernd Schmidt * reload.c (find_reloads): Revert code to penalize small register classes that was brought in with the IRA merge. 2010-07-14 Richard Guenther * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle MEM_REF as base of ARRAY_REFs. 2010-07-14 Richard Guenther PR middle-end/44930 * tree-pretty-print.c (do_niy): Do not print a newline. 2010-07-14 Bernd Schmidt * ira-int.h (struct ira_object): New. (ira_object_t): New typedef. Add DEF_VEC_P and DEF_VEC_ALLOC_P for it. (struct ira_allocno): Remove members min, max, conflict_allocno_array, conflict_id, conflict_allocno_array_size, conflict_allocnos_num and conflict_vec_p. Add new member object. (OBJECT_CONFLICT_ARRAY, OBJECT_CONFLICT_VEC_P, OBJECT_NUM_CONFLICTS, OBJECT_CONFLICT_ARRAY_SIZE, OBJECT_CONFLICT_HARD_REGS, OBJECT_TOTAL_CONFLICT_HARD_REGS, OBJECT_MIN, OBJECT_MAX, OBJECT_CONFLICT_ID): Renamed from ALLOCNO_CONFLICT_ALLOCNO_ARRAY, ALLOCNO_CONFLICT_VEC_P, ALLOCNO_CONFLICT_ALLOCNOS_NUM, ALLOCNO_CONFLICT_ALLOCNO_ARRAY_SIZE, ALLOCNO_CONFLICT_HARD_REGS, ALLOCNO_TOTAL_CONFLICT_HARD_REGS) ALLOCNO_MIN, ALLOCNO_MAX, and ALLOCNO_CONFLICT_ID; now operate on an ira_object_t rather than ira_allocno_t. All uses changed. (ira_object_id_map): Renamed from ira_conflict_id_allocno_map; now contains a vector of ira_object_t; all uses changed. (ira_objects_num): Declare variable. (ira_create_allocno_object): Declare function. (ira_conflict_vector_profitable_p): Adjust prototype. (ira_allocate_conflict_vec): Renamed from ira_allocate_allocno_conflict_vec; first arg now ira_object_t. (ira_allocate_object_conflicts): Renamed from ira_allocate_allocno_conflicts; first arg now ira_object_t. (struct ira_object_iterator): New. (ira_object_iter_init, ira_object_iter_cond, FOR_EACH_OBJECT): New. (ira_allocno_conflict_iterator): Renamed member allocno_conflict_vec_p to conflict_vec_p. All uses changed. (ira_allocno_conflict_iter_init, ira_allocno_conflict_iter_cond): Changed to take into account that conflicts are now tracked for objects. * ira-conflicts.c (OBJECTS_CONFLICT_P): Renamed from CONFLICT_ALLOCNO_P. Args changed to accept ira_object_t. All uses changed. (allocnos_conflict_p): New static function. (collected_conflict_objects): Renamed from collected_allocno_objects; now a vector of ira_object_t. All uses changed. (build_conflict_bit_table): Changed to take into account that conflicts are now tracked for objects. (process_regs_for_copy, propagate_copies, build_allocno_conflicts) (print_allocno_conflicts, ira_build_conflicts): Likewise. * ira-color.c (assign_hard_reg, setup_allocno_available_regs_num) setup_allocno_left_conflicts_size, allocno_reload_assign, fast_allocation): Likewise. * ira-lives.c (make_hard_regno_born, make_allocno_born) process_single_reg_class_operands, process_bb_node_lives): Likewise. * ira-emit.c (modify_move_list, add_range_and_copies_from_move_list): Likewise. * ira-build.c (ira_objects_num): New variable. (ira_object_id_map): Renamed from ira_conflict_id_allocno_map; now contains a vector of ira_object_t; all uses changed. (ira_object_id_map_vec): Corresponding change. (object_pool): New static variable. (initiate_allocnos): Initialize it. (finish_allocnos): Free it. (ira_create_object, ira_create_allocno_object, create_allocno_objects): New functions. (ira_create_allocno): Don't set members that were removed. (ira_set_allocno_cover_class): Don't change conflict hard regs. (merge_hard_reg_conflicts): Changed to take into account that conflicts are now tracked for objects. (ira_conflict_vector_profitable_p, ira_allocate_conflict_vec, allocate_conflict_bit_vec, ira_allocate_object_conflicts, compress_conflict_vecs, remove_low_level_allocnos, ira_flattening, setup_min_max_allocno_live_range_point, allocno_range_compare_func, setup_min_max_conflict_allocno_ids, ): Likewise. (add_to_conflicts): Renamed from add_to_allocno_conflicts, args changed to ira_object_t; all callers changed. (ira_add_conflict): Renamed from ira_add_allocno_conflict, args changed to ira_object_t, all callers changed. (clear_conflicts): Renamed from clear_allocno_conflicts, arg changed to ira_object_t, all callers changed. (conflict_check, curr_conflict_check_tick): Renamed from allocno_conflict_check and curr_allocno_conflict_check_tick; all uses changed. (compress_conflict_vec): Renamed from compress_allocno_conflict_vec, arg changed to ira_object_t, all callers changed. (create_cap_allocno): Call ira_create_allocno_object. (finish_allocno): Free the corresponding object. (sort_conflict_id_map): Renamed from sort_conflict_id_allocno_map; all callers changed. Adjusted for dealing with objects. (ira_build): Call create_allocno_objects after ira_costs. Adjusted for dealing with objects. * ira.c (ira_bad_reload_regno_1): Adjusted for dealing with objects. * ira-int.h (struct live_range): Rename allocno member to object and change type to ira_object_t. (struct ira_object): New member live_ranges. (struct ira_allocno): Remove member live_ranges. (ALLOCNO_LIVE_RANGES): Remove. (OBJECT_LIVE_RANGES): New macro. (ira_create_live_range, ira_copy_live_range_list, ira_merge_live_range_list, ira_live_ranges_intersect_p, ira_finish_live_range, ira_finish_live_range_list): Adjust declarations. * ira-build.c (ira_create_object): Initialize live ranges here. (ira_create_allocno): Not here. (ira_create_live_range): Rename from ira_create_allocno_live_range, arg changed to ira_object_t, all callers changed. (copy_live_range): Rename from copy_allocno_live_range, all callers changed. (ira_copy_live_range_list): Rename from ira_copy_allocno_live_range_list, all callers changed. (ira_merge_live_ranges): Rename from ira_merge_allocno_live_range_list, all callers changed. (ira_live_ranges_intersect_p): Rename from ira_allocno_live_ranges_intersect_p, all callers changed. (ira_finish_live_range): Rename from ira_finish_allocno_live_range, all callers changed. (ira_finish_live_range_list): Rename from ira_finish_allocno_live_range_list, all callers changed. (change_object_in_range_list): Rename from change_allocno_in_range_list, last arg changed to ira_object_t, all callers changed. (finish_allocno): Changed to expect live ranges in the allocno's object. (move_allocno_live_ranges, copy_allocno_live_ranges, update_bad_spill_attribute, setup_min_max_allocno_live_range_point, ira_flattening, ira_build): Likewise. * ira-color.c (allocnos_have_intersected_live_ranges_p, slot_coalesced_allocno_live_ranges_intersect, setup_slot_coalesced_allocno_live_ranges, fast_allocation): Likewise. * ira-conflicts.c (build_conflict_bit_table): Likewise. * ira-emit.c (add_range_and_copies_from_move_list): Likewise. * ira-lives.c (make_allocno_born, update_allocno_pressure_excess_length, make_allocno_dead, create_start_finish_chains, remove_some_program_points_and_update_live_ranges, ira_debug_live_range_list): Likewise. * ira-int.h (ira_object_conflict_iterator): Rename from ira_allocno_conflict_iterator. (ira_object_conflict_iter_init): Rename from ira_allocno_conflict_iter_init, second arg changed to * ira.c (check_allocation): Use FOR_EACH_OBJECT_CONFLICT rather than FOR_EACH_ALLOCNO_CONFLICT. * ira-color.c (assign_hard_reg, push_allocno_to_stack) setup_allocno_left_conflicts_size, coalesced_allocno_conflict_p, ira_reassign_conflict_allocnos, ira_reassign_pseudos): Likewise. * ira-conflicts.c (print_allocno_conflicts): Likewise. 2010-07-13 Joern Rennecke PR other/44874 * tree-dump.c (dump_options): Add enumerate_locals entry. Add TDF_NOID exclusion to all entry. * tree-dump.h (dump_enumerated_decls): Declare. * tree-pretty-print.c (dump_generic_node): For TDF_NOID, Don't display type uid. (print_declaration): Don't crash on TREE_TYPE (t) == 0. * tree-pass.h (TDF_ENUMERATE_LOCALS): Define. * tree-ssa-live.c: Include gimple.h. (numbered_tree_d): New struct. (numbered_tree): New typedef. (DEF_VEC_O (numbered_tree): New. (DEF_VEC_ALLOC_O (numbered_tree, heap)): Likewise. (compare_decls_by_uid, dump_enumerated_decls_push): New functions. (dump_enumerated_decls): Likewise. * tree-optimize.c (execute_cleanup_cfg_post_optimizing): If comparing debug info and flag_dump_final_insns, call dump_enumerated_decls. * tree-cfg.c (dump_function_to_file): Call dump_enumerated_decls. * Makefile.in (tree-ssa-live.o): Depend on $(GIMPLE_H). 2010-07-13 Richard Sandiford * expmed.h (MAX_BITS_PER_WORD): Move to... * defaults.h (MAX_BITS_PER_WORD): ...here. 2010-07-13 DJ Delorie * config/h8300/h8300.c (h8300_init_once): Default to -fstrict_volatile_bitfields. * config/sh/sh.c (sh_override_options): Default to -fstrict_volatile_bitfields. * config/rx/rx.c (rx_option_override): New. * config/m32c/m32c.c (m32c_override_options): Default to -fstrict_volatile_bitfields. 2010-07-13 Nathan Froyd * tree.h (build_function_call_expr): Delete. (build_call_expr_loc_array): New function. (build_call_expr_loc_vec): New function. * tree-flow.h (struct omp_region): Change type of ws_args field to a VEC. * builtins.c (build_function_call_expr): Delete. (build_call_expr_loc_array): New function. (build_call_expr_loc): Call it. Use XALLOCAVEC. (build_call_expr): Likewise. (build_call_expr_loc_vec): New function. * cgraphunit.c (build_cdtor): Call build_call_expr instead of build_function_call_expr. * expr.c (emutls_var_address): Likewise. * varasm.c (emutls_common_1): Likewise. * omp-low.c (expand_omp_atomic_mutex): Likewise. (expand_omp_taskreg): Adjust for new type of region->ws_args. (get_ws_args_for): Return a VEC instead of a tree. (expand_parallel_call): Call build_call_expr_loc_vec instead of build_function_call_expr. * stor-layout.c (self_referential_size): Likewise. 2010-07-13 Jakub Jelinek PR testsuite/44701 * recog.c (constrain_operands): Allow side-effects in memory operands if either < or > constraint is used, rather than if both < and > is used. 2010-07-13 Richard Guenther PR middle-end/44911 * tree-pretty-print.c (dump_generic_node): Use TDF_SLIM for MEM_REF pointer type dumping. Avoid recursing for TYPE_DECLs without name. 2010-07-13 Kaz Kojima PR target/44761 * mode-switching.c (optimize_mode_switching): Add ATTRIBUTE_UNUSED to variable emited. * config/sh/sh.c (sh_expand_epilogue): Remove unused variable. * config/sh/sh.md (symGOT_load): Likewise. (symDTPOFF2reg): Likewise. (symTPOFF2reg): Likewise. 2010-07-13 Ramana Radhakrishnan * expmed.c (MAX_BITS_PER_WORD): Moved to expmed.h. * expmed.h (MAX_BITS_PER_WORD): Moved from expmed.c. 2010-07-13 Rainer Orth * config/i386/sol2-unwind.h (x86_64_fallback_frame_state): Correct explanation. Find ucontext_t * on Solaris 11. (x86_fallback_frame_state): Handle Solaris 9 multi-threaded pattern. Handle new Solaris 11 __sighndlr patterns. 2010-07-13 Jakub Jelinek PR debug/44901 * vec.h (VEC_block_remove): Fix comment. * tree-ssa-live.c (remove_unused_locals): Don't use VEC_unordered_remove on local_decls, instead replace a single vector element in each iteration if at least one element had to be removed and VEC_truncate at the end. * omp-low.c (expand_omp_taskreg): Likewise. 2010-07-13 Manuel López-Ibáñez * c-decl.c (finish_function): Fix typo in comment. 2010-07-12 H.J. Lu PR bootstrap/44921 * postreload.c (move2add_use_add3_insn): Silence gcc warning on min_regno. 2010-07-12 Jakub Jelinek * tree-vrp.c (simplify_bit_ops_using_ranges): New function. (simplify_stmt_using_ranges): Use it. 2010-07-12 Ulrich Weigand * config/spu/spu.h (struct spu_builtin_description): Remove FNDECL member. Do not mark as GTY(()). * config/spu/spu.c (spu_builtins): Remove FNDECL initializer elements. (spu_builtin_decls): New static variable. (spu_builtin_decl): Use it instead of spu_builtins[].fndecl. (spu_init_builtins): Likewise. (spu_builtin_mul_widen_even): Likewise. (spu_builtin_mul_widen_odd): Likewise. (spu_builtin_mask_for_load): Likewise. (spu_builtin_vec_perm): Likewise. * config/spu/spu-c.c: Include "target.h". (spu_resolve_overloaded_builtin): Call targetm.builtin_decl instead of using spu_builtins[].fndecl. 2010-07-12 Richard Sandiford * config/mips/mips.c (mips_override_options): Make -mflip-mips16 imply -minterlink-mips16. 2010-07-12 Richard Sandiford * config/mips/mips.h (mips16_globals): Declare. (SWITCHABLE_TARGET): Define. * config/mips/mips.c: Include target-globals.h. (mips16_globals): New variable. (mips_set_mips16_mode): Use save_target_globals and restore_target_globals instead of target_reinit. 2010-07-12 Richard Sandiford * reginfo.c (init_reg_sets): Don't zero globals here. Update comment to say that the function can be called more than once. * target-globals.c (save_target_globals): Call init_reg_sets. 2010-07-12 Richard Sandiford * Makefile.in (bb-reorder.o, target-globals.o): Depend on bb-reorder.h * bb-reorder.h: New file. * bb-reorder.c (default_target_bb_reorder): New variable. (this_target_bb_reorder): New conditional variable. (uncond_jump_length): Redefine as a macro. * target-globals.h (this_target_bb_reorder): Declare. (target_globals): Add a bb_reorder field. (restore_target_globals): Copy the bb_reorder field to this_target_bb-reorder. * target-globals.c: Include bb-reorder.h. (default_target_globals): Initialize the bb_reorder field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * Makefile.in (gcse.o, target-globals.o): Depend on gcse.h.. * gcse.h: New file. * gcse.c: Include gcse.h. (default_target_gcse): New variable. (this_target_gcse): New conditional variable. (can_copy): Redefine as a macro. (can_copy_init_p): New macro. (can_copy_p): Remove can_copy_init_p. * target-globals.h (this_target_gcse): Declare. (target_globals): Add a gcse field. (restore_target_globals): Copy the gcse field to this_target_gcse. * target-globals.c: Include gcse.h. (default_target_globals): Initialize the gcse field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * ira-int.h (target_ira_int): Add x_ira_prohibited_mode_move_regs and x_ira_prohibited_mode_move_regs_initialized_p. (ira_prohibited_mode_move_regs): Redefine as a macro. * ira.c (ira_prohibited_mode_move_regs): Delete. (ira_prohibited_mode_move_regs_initialized_p): Redefine as a macro. 2010-07-12 Richard Sandiford * reload.h (target_reload): Add x_cached_reg_save_code and x_cached_reg_restore_code. * caller-save.c (cached_reg_save_code, cached_reg_restore_code): Redefine as macros. 2010-07-12 Richard Sandiford * Makefile.in (target-globals.o): Depend on builtins.h. * builtins.h: New file. * builtins.c: Include builtins.h. (default_target_builtins): New variable. (this_target_builtins): New conditional variable. (apply_args_mode, apply_result_mode): Redefine as macros. * target-globals.h (this_target_builtins): Declare. (target_globals): Add a builtins field. (restore_target_globals): Copy the builtins field to this_target_builtins. * target-globals.c: Include builtins.h. (default_target_globals): Initialize the builtins field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * expmed.h (alg_code, mult_cost, MULT_COST_LESS, CHEAPER_MULT_COST) (algorithm, alg_hash_entry, NUM_ALG_HASH_ENTRIES, alg_hash): Moved from expmed.c. (target_expmed): Add x_alg_hash and x_alg_hash_used_p. (alg_hash, alg_hash_used_p): New macros. * expmed.c (init_expmed): Clear alg_hash if reinitializing. (alg_code, mult_cost, MULT_COST_LESS, CHEAPER_MULT_COST, algorithm) (alg_hash_entry, NUM_ALG_HASH_ENTRIES, alg_hash): Moved to expmed.h. 2010-07-12 Richard Sandiford * ira-int.h (target_ira_int): Add x_max_struct_costs_size, x_init_cost, x_temp_costs, x_op_costs, x_this_op_costs and x_cost_classes. * ira-costs.c (max_struct_costs_size, init_cost, temp_costs, op_costs) (this_op_costs, costs_classes): Redefine as macros. (record_reg_classes): Don't take op_costs as a parameter. (record_operand_costs): Likewise. Update calls to record_reg_classes. (scan_one_insn): Update call to record_operand_costs. 2010-07-12 Richard Sandiford * Makefile.in (target-globals.o): Depend on $(IRA_INT_H). * ira-int.h (ira_max_nregs, ira_important_class_nums): Delete. (target_ira_int): New structure. (default_target_ira_int): Declare. (this_target_ira_int): Declare as a variable or define as a macro. (ira_reg_mode_hard_regset, ira_register_move_cost) (ira_may_move_in_cost, ira_may_move_out_cost, ira_class_subset_p) (ira_non_ordered_class_hard_regs, ira_class_hard_reg_index) (prohibited_class_mode_regs, ira_important_classes_num) (ira_important_classes, ira_reg_class_intersect) (ira_reg_classes_intersect_p, ira_reg_class_super_classes) (ira_reg_class_union): Redefine as macros. * ira.h (target_ira): New structure. (default_target_ira): Declare. (this_target_ira): Declare as a variable or define as a macro. (ira_available_class_regs, ira_hard_regno_cover_class) (ira_reg_class_cover_size, ira_reg_class_cover, ira_class_translate) (ira_reg_class_nregs, ira_memory_move_cost, ira_class_hard_regs) (ira_class_hard_regs_num): Redefine as macros. * ira.c (default_target_ira, default_target_ira_int): New variables. (this_target_ira, this_target_ira_int): New conditional variables. (ira_reg_mode_hard_regset, ira_memory_move_cost) (ira_register_move_cost, ira_may_move_in_cost, ira_may_move_out_cost) (ira_class_subset_p): Delete. (no_unit_alloc_regs): Redefine as a macro. (ira_class_hard_regs, ira_non_ordered_class_hard_regs) (ira_class_hard_regs_num, ira_class_hard_reg_index) (ira_available_class_regs): Delete. (alloc_reg_class_subclasses): Redefine as a macro. (ira_reg_class_cover_size, ira_reg_class_cover) (ira_important_classes_num, ira_important_classes) (ira_important_class_nums, ira_class_translate): Delete. (cover_class_order): Document the variable's lifetime. (reorder_important_classes): Don't set ira_important_class_nums. (ira_reg_class_intersect, ira_reg_classes_intersect_p) (ira_reg_class_super_classes, ira_reg_class_union) (ira_hard_regno_cover_class, ira_reg_class_nregs, ira_max_nregs): Delete. (setup_reg_class_nregs): Don't set ira_max_regs. (prohibited_class_mode_regs): Delete. * target-globals.h (this_target_ira, this_target_ira_int): Declare. (target_globals): Add ira and ira_int fields. (restore_target_globals): Copy the ira field to this_target_ira and the ira_int field to this_target_ira_int. * target-globals.c: Include ira-int.h. (default_target_globals): Initialize the ira and ira_int fields. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * Makefile.in (target-globals.o): Depend on $(CFGLOOP_H). * cfgloop.h (target_cfgloop): New structure. (default_target_cfgloop): Declare. (this_target_cfgloop): Declare as a variable or define as a macro. (target_avail_regs, target_clobbered_regs, target_res_regs) (target_reg_cost, target_spill_cost): Redefine as macros. * cfgloopanal.c (default_target_cfgloop): New variable. (this_target_cfgloop): New conditional variable. (target_avail_regs, target_clobbered_regs, target_res_regs) (target_reg_cost, target_spill_cost): Delete. * target-globals.h (this_target_cfgloop): Declare. (target_globals): Add a cfgloop field. (restore_target_globals): Copy the cfgloop field to this_target_cfgloop. * target-globals.c: Include cfgloop.h. (default_target_globals): Initialize the cfgloop field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * regs.h (target_regs): Add x_direct_load, x_direct_store and x_float_extend_from_mem. (direct_load, direct_store, float_extend_from_mem): New macros. * expr.c (direct_load, direct_store, float_extend_from_mem): Delete. 2010-07-12 Richard Sandiford * Makefile.in (LIBFUNCS_H): Add $(HASHTAB_H). (target-globals.o): Depend on $(LIBFUNCS_H). * libfuncs.h: Include hashtab.h. (libfunc_entry): Moved from optabs.c. (target_libfuncs): New structure. (default_target_libfuncs): Declare. (this_target_libfuncs): Declare as a variable or define as a macro. (libfunc_table): Redefine as a macro. * optabs.c (default_target_libfuncs): New variable. (this_target_libfuncs): New conditional variable. (libfunc_table): Delete. (libfunc_entry): Moved to optabs.h. (libfunc_hash): Redefine as a macro. (hash_libfunc, eq_libfunc): Fix comments. (init_optabs): Use libfunc_hash to detect cases where the function has already been called. Clear the hash table instead of recreating it. * target-globals.h (this_target_libfuncs): Declare. (target_globals): Add a libfuncs field. (restore_target_globals): Copy the libfuncs field to this_target_libfuncs. * target-globals.c: Include libfuncs.h. (default_target_globals): Initialize the libfuncs field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * Makefile.in (LIBFUNCS_H): New variable. Use instead of libfuncs.h in all dependency lists. 2010-07-12 Richard Sandiford * Makefile.in (target-globals.o): Depend on $(EXPR_H) and $(OPTABS_H). * optabs.h (target_optabs): New structure. (default_target_optabs): Declare. (this_target_optabs): Declare as a variable or define as a macro. (optab_table, convert_optab_table, direct_optab_table): Redefine as macros. * optabs.c (default_target_optabs): New variable. (this_target_optabs): New conditional variable. (optab_table, convert_optab_table, direct_optab_table): Delete. * target-globals.h (this_target_optabs): Declare. (target_globals): Add a optabs field. (restore_target_globals): Copy the optabs field to this_target_optabs. * target-globals.c: Include expr.h and optabs.h. (default_target_globals): Initialize the optabs field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * flags.h (target_flagstate): Add x_flag_excess_precision. (flag_excess_precision): Redefine as a macro. * toplev.c (flag_excess_precision): Delete. 2010-07-12 Richard Sandiford * defaults.h (MAX_MOVE_MAX, MIN_UNITS_PER_WORD): Define if not defined. * libgcc2.c (MIN_UNITS_PER_WORD): Delete. * hard-reg-set.h (target_hard_regs): Add x_no_caller_save_reg_set. (no_caller_save_reg_set): Redefine as a macro. * reload.h (target_reload): Add x_caller_save_initialized_p and x_regno_save_mode. (caller_save_initialized_p): Redefine as a macro. * caller-save.c (caller_save_initialized_p, no_caller_save_reg_set) (MAX_MOVE_MAX, MIN_UNITS_PER_WORD): Delete. (regno_save_mode): Redefine as a macro. 2010-07-12 Richard Sandiford * Makefile.in (expmed.o, target-globals.o): Depend on expmed.h. * expmed.h: New file. * expmed.c (default_target_costs): New variable. (this_target_costs): New conditional variable. (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost, neg_cost) (shift_cost, shiftadd_cost, shiftsub0_cost, shiftsub1_cost, mul_cost) (sdiv_cost, udiv_cost, mul_widen_cost, mul_highpart_cost): Delete. * target-globals.h (this_target_expmed): Declare. (target_globals): Add a expmed field. (restore_target_globals): Copy the expmed field to this_target_expmed. * target-globals.c: Include expmed.h. (default_target_globals): Initialize the expmed field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * Makefile.in (target-globals.o): Depend on reload.h. * reload.h (target_reload): New structure. (default_target_reload): Declare. (this_target_reload): Declare as a variable or define as a macro. (indirect_symref_ok, double_reg_address_ok): Redefine as macros. * reload1.c (default_target_reload): New variable (this_target_reload): New conditional variable. (indirect_symref_ok, double_reg_address_ok): Delete. (spill_indirect_levels): Redefine as a macro. * target-globals.h (this_target_reload): Declare. (target_globals): Add a reload field. (restore_target_globals): Copy the reload field to this_target_reload. * target-globals.c: Include hard-reg-set.h. (default_target_globals): Initialize the reload field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * rtl.h (target_rtl): Add x_static_reg_base_value. * alias.c (static_reg_base_value): Redefine as a macro. 2010-07-12 Richard Sandiford * Makefile.in (reginfo.o): Don't depend on $(GGC_H) or gt-reginfo.h. (GTFILES): Remove reginfo.c. * rtl.h (target_rtl): Add x_top_of_stack. (top_of_stack): New macro. * reginfo.c: Don't include ggc.h or gt-reginfo.h. (top_of_stack): Delete. 2010-07-12 Richard Sandiford * regs.h (target_regs): Add x_hard_regs_of_mode, x_contains_reg_of_mode, x_move_cost, x_may_move_in_cost, x_may_move_out_cost and x_last_mode_for_init_move_cost. (have_regs_of_mode, contains_reg_of_mode, move_cost) (may_move_in_cost, may_move_out_cost): Redefine as macros. * reginfo.c (have_regs_of_mode, contains_reg_of_mode, move_cost) (may_move_in_cost, may_move_out_cost): Delete. (last_mode_for_init_move_cost): Redefine as a macro. 2010-07-12 Richard Sandiford * hard-reg-set.h (target_hard_regs): New structure. (default_target_hard_regs): Declare. (this_target_hard_regs): Declare as a variable or define as a macro. (fixed_regs, fixed_reg_set, call_used_regs, call_really_used_regs) (call_used_reg_set, call_fixed_reg_set, regs_invalidated_by_call) (reg_alloc_order, inv_reg_alloc_order, reg_class_contents) (reg_class_size, reg_class_subclasses, reg_class_subunion) (reg_class_superunion, reg_names): Redefine as macros. * reginfo.c (fixed_regs, fixed_reg_set, call_used_regs) (call_used_reg_set, call_really_used_regs, call_fixed_reg_set) (regs_invalidated_by_call, reg_alloc_order, inv_reg_alloc_order) (reg_class_contents, reg_class_size, reg_class_subclasses) (reg_class_subunion, reg_class_superunion, reg_names): Delete. (default_target_hard_regs): New variable (this_target_hard_regs, initial_call_really_used_regs) (initial_reg_alloc_order): New conditional variables. (initial_reg_names): New variable. (init_reg_sets): Assert that initial_call_really_used_regs, initial_reg_alloc_order and initial_reg_names are all the same size as their variable counterparts. Use them to initialize those counterparts. * target-globals.h (this_target_hard_regs): Declare. (target_globals): Add a hard_regs field. (restore_target_globals): Copy the hard_regs field to this_target_hard_regs. * target-globals.c: Include hard-reg-set.h. (default_target_globals): Initialize the hard_regs field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * Makefile.in (target-globals.o): Depend on $(RTL_H). * rtl.h (target_rtl): New structure. (default_target_rtl): Declare. (this_target_rtl): Declare as a variable or define as a macro. (global_rtl, pic_offset_table_rtx, return_address_pointer_rtx): Redefine as macros. * emit-rtl.c (default_target_rtl): New variable. (this_target_rtl): New conditional variable. (global_rtl, static_regno_reg_rtx, pic_offset_table_rtx) (return_address_pointer_rtx): Delete. (initial_regno_reg_rtx): New macro. (init_emit): Use initial_regno_reg_rtx instead of static_regno_reg_rtx. (init_emit_regs): Likewise. * target-globals.h (this_target_rtl): Declare. (target_globals): Add a rtl field. (restore_target_globals): Copy the rtl field to this_target_rtl. * target-globals.c: Include rtl.h. (default_target_globals): Initialize the rtl field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * Makefile.in (target-globals.o): Depend on $(REGS_H). * regs.h (target_reg_modes): New structure. (default_target_reg_modes): Declare. (this_target_reg_modes): Declare as a variable or define as a macro. (hard_regno_nregs, reg_raw_mode): Redefine as macros. * reginfo.c (default_target_reg_modes): New variable. (this_target_reg_modes): New conditional variable. (hard_regno_nregs, reg_raw_mode): Delete. * target-globals.h (this_target_regs): Declare. (target_globals): Add a regs field. (restore_target_globals): Copy the regs field to this_target_regs. * target-globals.c: Include regs.h. (default_target_globals): Initialize the regs field. (save_target_globals): Likewise. 2010-07-12 Richard Sandiford * doc/tm.texi.in (SWITCHABLE_TARGET): Document. * doc/tm.texi: Regenerate. * Makefile.in (OBJS-common): Add target-globals.o. (gtype-desc.o): Depend on $(IPA_PROP_H), $(LTO_STREAMER_H) and target-globals.h. (target-globals.o): New rule. (GTFILES): Include $(srcdir)/target-globals.h. * defaults.h (SWITCHABLE_TARGET): Define. * gengtype.c (open_base_files): Add target-globals.h to the list of includes. * target-globals.h: New file. * target-globals.c: Likewise. * Makefile.in (target-globals.o): Depend on $(FLAGS_H). * flags.h (target_flag_state): New structure. (default_target_flag_state): Declare. (this_target_flag_state): Declare as a variable or define as a macro. (align_loops_log): Redefine as a macro. (align_loops_max_skip, align_jumps_log): Likewise. (align_jumps_max_skip, align_labels_log): Likewise. (align_labels_max_skip, align_functions_log): Likewise. * toplev.c (default_target_flag_state): New variable. (this_target_flag_state): New conditional variable. (align_loops_log): Delete. (align_loops_max_skip, align_jumps_log): Likewise. (align_jumps_max_skip, align_labels_log): Likewise. (align_labels_max_skip, align_functions_log): Likewise. * target-globals.h (this_target_flag_state): Declare. (target_globals): Add a flag_state field. (restore_target_globals): Copy the flag_state field to this_target_flag_state. * target-globals.c: Include flags.h. (default_target_globals): Initialize the flag_state field. (save_target_globals): Likewise. 2010-07-12 Jie Zhang * postreload.c (reg_symbol_ref[]): New. (move2add_use_add2_insn): New. (move2add_use_add3_insn): New. (reload_cse_move2add): Handle SYMBOL + OFFSET case. (move2add_note_store): Likewise. 2010-07-12 Joern Rennecke PR rtl-optimization/44752 * genautomata.c (main): Don't emit an empty file even if there is no automaton. 2010-07-12 Rainer Orth * config/i386/i386.c (ix86_sol10_return_in_memory): Rename to ix86_solaris_return_in_memory. * config/i386-protos.h: Reflect this. * config/i386/vx-common.h (SUBTARGET_RETURN_IN_MEMORY): Likewise. * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Likewise. Move ... * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): ... here. 2010-07-12 Jie Zhang * config/arm/arm.c (arm_get_frame_offsets): Don't use r3 to align the stack when it's going to be saved. 2010-07-12 Rainer Orth PR pch/14940 * config/host-solaris.c (mmap_fixed): New function. (sol_gt_pch_get_address): Use it. (sol_gt_pch_use_address): Likewise. 2010-07-12 Rainer Orth * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to pentiumpro on Solaris 8 and 9/x86. * doc/install.texi (Specific, i?86-*-solaris2.[89]): Recommend GNU as. Document SSE/SSE2 support. * doc/sourcebuild.texi (Effective-Target Keywords): Document sse. 2010-07-12 Andi Kleen * lto-symtab.c (lto_symtab_merge_decls_1): Use fatal_error instead of gcc_assert to print better error message for multiple prevailing defs. 2010-07-12 Uros Bizjak * config/i386/i386.c (ix86_asm_output_function_label): Change format string placeholder from 0x%x to %#x. (ix86_code_end): Use putc to output '\n'. (ix86_print_operand) : Use putc to output ';'. 2010-07-11 Kai Tietz * config/i386/winnt.c (i386_pe_file_end): Quote symbol name in directive -export. 2010-07-10 Anatoly Sokolov * reginfo.h (reg_classes_intersect_p): Change arguments type to reg_class_t. * rtl.h (reg_classes_intersect_p): Adjust prototype. * config/rs6000/rs6000.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove macros. * config/rs6000/rs6000-protos.h (rs6000_register_move_cost, rs6000_memory_move_cost): Remove * config/rs6000/rs6000.c (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define. (rs6000_register_move_cost): Make static. Change arguments type from enum reg_class to reg_class_t. Adjust rs6000_memory_move_cost calls. (rs6000_memory_move_cost): Make static. Change arguments type from 'enum reg_class' to reg_class_t. 2010-07-10 Sandra Loosemore PR middle-end/42505 * tree-inline.c (estimate_num_insns): Refactor builtin complexity lookup code into.... * builtins.c (is_simple_builtin, is_inexpensive_builtin): ...these new functions. * tree.h (is_simple_builtin, is_inexpensive_builtin): Declare. * cfgloopanal.c (target_clobbered_regs): Define. (init_set_costs): Initialize target_clobbered_regs. (estimate_reg_pressure_cost): Add call_p argument. When true, adjust the number of available registers to exclude the call-clobbered registers. * cfgloop.h (target_clobbered_regs): Declare. (estimate_reg_pressure_cost): Adjust declaration. * tree-ssa-loop-ivopts.c (struct ivopts_data): Add body_includes_call. (ivopts_global_cost_for_size): Pass it to estimate_reg_pressure_cost. (determine_set_costs): Dump target_clobbered_regs. (loop_body_includes_call): New function. (tree_ssa_iv_optimize_loop): Use it to initialize new field. * loop-invariant.c (gain_for_invariant): Adjust arguments to pass call_p flag through. (best_gain_for_invariant): Likewise. (find_invariants_to_move): Likewise. (move_single_loop_invariants): Likewise, using already-computed has_call field. 2010-07-10 Richard Guenther Joern Rennecke PR debug/44832 * tree-ssa-live.c (mark_all_vars_used_1): Set TREE_USED for LABEL_DECL. (remove_unused_scope_block_p): Don't drop TREE_USED LABEL_DECLs unless they have DECL_IGNORED_P set. 2010-07-10 Richard Guenther PR lto/44889 * gimple.c (gimple_fixup_complete_and_incomplete_subtype_p): New helper function. (gimple_types_compatible_p): Similar to pointed-to types allow and merge a mix of complete and incomplete aggregate. Use gimple_fixup_complete_and_incomplete_subtype_p for that. (iterative_hash_gimple_type): Adjust for that. 2010-07-10 Richard Sandiford * tree.h (DECL_REPLACEABLE_P): Strengthen check for weak symbols. 2010-07-10 Iain Sandoe PR objc/44140 * config/darwin.c (output_objc_section_asm_op): Save and restore section when outputting ObjC section list. 2010-07-09 Jan Hubicka * lto-streamer-out.c (produce_symtab): Do not write alias cgraph/varpool nodes. 2010-07-09 Jan Hubicka * tree-inline.c (declare_return_variable): Fix ICE while inlining DECL_BY_VALUE function not in SSA form 2010-07-09 Changpeng Fang PR tree-optimization/44576 * tree-ssa-loop-prefetch.c (trip_count_to_ahead_ratio_too_small_p): New. Pull out from is_loop_prefetching_profitable to implement the trip count to ahead ratio heuristic. (mem_ref_count_reasonable_p): New. Pull out from is_loop_prefetching_profitable to implement the instruction to memory reference ratio heuristic. Also consider not reasonable if the memory reference count is above a threshold (to avoid explosive compilation time. (insn_to_prefetch_ratio_too_small_p): New. Pull out from is_loop_prefetching_profitable to implement the instruction to prefetch ratio heuristic. (is_loop_prefetching_profitable): Removed. (loop_prefetch_arrays): Distribute the cost analysis across the function to allow early exit of the prefetch analysis. is_loop_prefetching_profitable is splitted into three functions, with each one called as early as possible. (PREFETCH_MAX_MEM_REFS_PER_LOOP): New. Threshold above which the number of memory references in a loop is considered too many. 2010-07-09 Bernd Schmidt * reload.c (find_reloads): Don't clear badop if we have a winreg alternative, but not win, and the class only has fixed regs. * hard-reg-set.h (class_only_fixed_regs): Declare. * reginfo.c (class_only_fixed_regs): New array. (init_reg_sets_1): Initialize it. * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn): Don't discourage alternatives using the stack pointer. * config/arm/arm.md (addsi3_cbranch): Switch alternatives 0 and 1. * config/arm/arm.md (Thumb-1 ldrsb peephole): New. * config/arm/arm.md (cbranchqi4): Fix array size. (addsi3_cbranch): Also andle alternative 2 like alternative 3 when calculating length. 2010-07-09 Richard Guenther * gimple.c (struct type_fixup_s): New struct and VEC type. (gimple_register_type_fixups): New static global. (gimple_queue_type_fixup): New function. (gimple_types_compatible_p): Queue type fixups instead of applying them here. (gimple_register_type): Apply queued fixups for the canonical type. Empty the type fixup queue. 2010-07-09 Uros Bizjak * configure.ac (gcc_cv_as_ix86_rep_lock_prefix): Fix test. * configure: Regenerate. * config.in: Ditto. 2010-07-09 Jakub Jelinek Denys Vlasenko Bernhard Reutner-Fischer PR tree-optimization/28632 * tree-vrp.c (zero_nonzero_bits_from_vr): New function. (extract_range_from_binary_expr): Further optimize BIT_AND_EXPR and BIT_IOR_EXPR. 2010-07-09 Sebastian Pop * tree-if-conv.c (fold_or_predicates): New. (add_to_predicate_list): Call it. 2010-07-09 Richard Guenther PR middle-end/44890 * tree-ssa-address.c (create_mem_ref_raw): Only build a MEM_REF if base is a pointer. * tree-cfg.c (verify_expr): Update MEM_REF checking. 2010-07-08 Michael Meissner PR target/44877 * config/rs6000/rs6000.c (rs6000_expand_builtin): Use POINTER_TYPE_P instead of checking only for POINTER_TYPE for the builtin mask for load/store builtins. 2010-07-09 Uros Bizjak * configure.ac (gcc_cv_as_ix86_rep_lock_prefix): Also check for "lock addl". * configure: Regenerate. * config/i386/i386.c (ix86_print_operand) : Remove TARGET_MACHO. 2010-07-09 Peter Bergner * config/rs6000/rs6000.c (rs6000_override_options): Fix setting of default ISA flags. * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mvsx. 2010-07-09 Tom de Vries * tree.c (type_hash_if_marked_p): Removed non-ggc_marked_p clause. 2010-07-09 Hariharan Sandanagobalane * config/picochip/picochip.md (commsTestPort): Emit more efficient sequence for tstport instruction. 2010-07-09 Uros Bizjak * config/i386/i386.c (ix86_veclib_handler): Make static. 2010-07-09 Richard Guenther PR tree-optimization/44852 * tree-ssa-alias.c: Include toplev.h for exact_log2. (indirect_ref_may_alias_decl_p): Properly handle negative offsets in MEM_REF. (indirect_refs_may_alias_p): Likewise. * Makefile.in (tree-ssa-alias.o): Add $(TOPLEV_H). 2010-07-09 Richard Guenther PR tree-optimization/44882 * tree-vect-stmts.c (vectorizable_store): Do not assert alias sets do conflict. (vectorizable_load): Likewise. 2010-07-09 Bernd Schmidt PR target/40657 * config/arm/arm.c (thumb1_extra_regs_pushed): New arg FOR_PROLOGUE. All callers changed. Handle the case when we're called for the epilogue. (thumb_unexpanded_epilogue): Use it. (thumb1_expand_epilogue): Likewise. 2010-07-09 Jakub Jelinek * tree-vrp.c (extract_range_from_binary_expr) : If both ranges are range_int_cst_p with non-negative minimum, try harder to derive smaller range. 2010-07-09 Manuel López-Ibáñez * genrecog.c: Include diagnostic-core.h before toplev.h. * genoutput.c: Likewise. * genextract.c: Likewise. * genautomata.c: Likewise. * genemit.c: Likewise. * genpeep.c: Likewise. * genattrtab.c: Likewise. * genconditions.c: Likewise. * genpreds.c: Likewise. 2010-07-08 Andi Kleen * lto-section-in.c (lto_section_name): Add missing comma. 2010-07-08 Anatoly Sokolov * config/ia64/ia64.h (OVERRIDE_OPTIONS): Remove macros. * config/ia64/ia64-protos.h (ia64_override_options): Remove. * config/ia64/ia64.c (TARGET_OPTION_OVERRIDE): Define. (ia64_override_options): Rename to... (ia64_option_override): ... this one. Make static. 2010-07-08 Eric Botcazou PR middle-end/44843 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not rely on the pointed-to type of the offset in a MEM_REF to compute the alignment. 2010-07-08 Kai Tietz * final.c (final_scan_insn): Replace TARGET_UNWIND_INFO macro check by unwind_emit hook NULL check. * targhooks.c (default_unwind_emit): Removed. * targhooks.h (default_unwind_emit): Likewise. * target.def (unwind_emit): Set default value to NULL. * config/i386/i386-protos.h (ix86_asm_output_function_label): New prototype. * config/i386/i386.c (ix86_function_ms_hook_prologue): Check for NULL fntype argument and allow 64-bit targets. (ix86_asm_output_function_label): New function. (ix86_expand_prologue): Handle 64-bit ms hook prologue. (ix86_handle_fndecl_attribute): Likewise. * doc/extend.texi (ms_hook_prologue): Adjust documentation. * doc/doc/tm.texi: Regenerated. * doc/doc/doc/tm.texi.in (ASM_OUTPUT_FUNCTION_LABEL): New. (ASM_DECLARE_FUNCTION_NAME): Adjust documentation. * defaults.h (ASM_OUTPUT_FUNCTION_LABEL): New macro. * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use ASM_OUTPUT_FUNCTION_LABEL instead of ASM_OUTPUT_LABEL. * config/elfos.h: Likewise. * config/i386/cygming.h: Likewise. * config/netbsd-aout.h: Likewise. * config/openbsd.h: Likewise. * config/i386/i386.h (ASM_OUTPUT_FUNCTION_LABEL): Override by ix86_asm_output_function_label function call. * varasm.c (assemble_start_function): Use ASM_OUTPUT_FUNCTION_LABEL instead of ASM_OUTPUT_LABEL. 2010-07-08 Jan Hubicka * cgraph.c (cgraph_will_be_removed_from_program_if_no_direct_calls): New function. * cgraph.h (cgraph_will_be_removed_from_program_if_no_direct_calls): Declare. * ipa-cp.c (ipcp_estimate_growth): Use it. * ipa-inline.c (cgraph_estimate_growth, cgraph_decide_inlining): Likewise. 2010-07-08 Jan Hubicka * tree-inline.c (declare_return_variable): Allocate annotation for new temporary. 2010-07-08 Sebastian Pop PR tree-optimization/44710 * tree-if-conv.c (parse_predicate): New. (add_to_predicate_list): Call it, call maybe_fold_or_comparisons. Make sure that the predicates are either SSA_NAMEs or gimple_condexpr. 2010-07-08 Sebastian Pop * common.opt (ftree-loop-if-convert): New flag. * doc/invoke.texi (ftree-loop-if-convert): Documented. * tree-if-conv.c (gate_tree_if_conversion): Enable if-conversion when flag_tree_loop_if_convert is set. 2010-07-08 Uros Bizjak * config/i386/i386.c: Use short syntax for function calls through function pointers. * config/i386/i386.md: Ditto. 2010-07-08 Eric Botcazou * emit-rtl.c (set_mem_attributes_minus_bitpos): Fix formatting issues. 2010-07-08 Richard Guenther * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Fix stmt check for POINTER_PLUS_EXPRs, fix the pointer assignment. 2010-07-08 Jakub Jelinek * dwarf2out.c (mem_loc_descriptor): Use DW_OP_const[48]u instead of DW_OP_addr for DW_OP_GNU_push_tls_address operand. (loc_list_from_tree): Likewise. (output_loc_operands): Handle outputting DW_OP_const[48]u with loc->dtprel set. (resolve_addr_in_expr): Handle loc->dtprel like DW_OP_addr. 2010-07-08 Jan Hubicka * ipa.c: Include pointer-set.h (cgraph_externally_visible_p): New attribute ALIASED; when in LTO, hidden symbols are local unless they are aliased. (function_and_variable_visibility): Compute aliased nodes; handle LTO and hidden symbol on functions and vars. * cgraph.c (cgraph_make_decl_local): Clear NAMED_SECTION for COMDAT symbols; handle COMDAT_GROUPS also at vars. 2010-07-08 Eric Botcazou * config/i386/cygming.h (STACK_CHECK_STATIC_BUILTIN): Define to 1. * config/i386/freebsd.h (STACK_CHECK_STATIC_BUILTIN): Likewise. * config/i386/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise. * config/i386/linux64.h (STACK_CHECK_STATIC_BUILTIN): Likewise. * config/i386/sol2.h (STACK_CHECK_STATIC_BUILTIN): Likewise. * config/i386/i386.c (ix86_gen_adjust_stack_and_probe): New variable. (ix86_gen_probe_stack_range): Likewise. (override_options): Set them. (ix86_target_stack_probe): New function. (ix86_compute_frame_layout): Force use of push instructions to save registers if stack checking with probes is enabled. (get_scratch_register_on_entry): New function. (release_scratch_register_on_entry): Likewise. (ix86_adjust_stack_and_probe): Likewise. (output_adjust_stack_and_probe): Likewise. (ix86_emit_probe_stack_range): Likewise. (output_probe_stack_range): Likewise. (ix86_expand_prologue): Emit stack checking code if static built-in stack checking is enabled. Test ix86_target_stack_probe instead of TARGET_STACK_PROBE. * config/i386/i386-protos.h (ix86_target_stack_probe): Declare. (output_adjust_stack_and_probe): Likewise. (output_probe_stack_range): Likewise. * config/i386/i386.md (UNSPECV_PROBE_STACK_RANGE): New constant. (allocate_stack_worker_32): Test ix86_target_stack_probe instead of TARGET_STACK_PROBE. (allocate_stack_worker_64): Likewise. (allocate_stack): Likewise. (adjust_stack_and_probe): New insn. (probe_stack_range): Likewise. 2010-07-08 Richard Guenther PR tree-optimization/44831 * tree-ssa-phiprop.c (phiprop_insert_phi): Properly build a MEM_REF preserving TBAA info of the original dereference. Dereference the original pointer if the address is not invariant. (propagate_with_phi): Fixup type checks wrt MEM_REFs. Require at least one invariant address that we are going to dereference. 2010-07-08 Richard Guenther PR tree-optimization/44861 * tree-vect-stmts.c (vectorizable_store): Preserve TBAA information when building MEM_REFs. (vectorizable_load): Likewise. * tree-vect-data-refs.c (vect_setup_realignment): Likewise. 2010-07-08 Eric Botcazou * config/sol2-c.c: Do not include diagnostic-core.h. 2010-07-08 Ramana Radhakrishnan PR bootstrap/44768 * cfgexpand.c (estimated_stack_frame_size): Make self-contained with respect to current_function_decl. Pass decl of the function. * tree-inline.h (estimated_stack_frame_size): Adjust prototype. * ipa-inline.c (compute_inline_parameters): Pass decl to estimated_stack_frame_size. 2010-07-08 Richard Guenther * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): New function. (valueize_refs): Call it. 2010-07-08 Richard Guenther PR rtl-optimization/44838 * tree-ssa-alias.c (indirect_refs_may_alias_p): When not in SSA form do not use pointer equivalence. 2010-07-08 Eric Botcazou * dwarf2out.c (AT_linkage_name): Delete. (add_linkage_attr): New function. (add_linkage_name): Call it to emit the linkage attribute. (dwarf2out_finish): Likewise. (move_linkage_attr): Explicitly accept both attribute variants. 2010-07-08 Manuel López-Ibáñez * toplev.h: Do not include diagnostic-core.h. Include diagnostic-core.h in every file that includes toplev.h. * c-tree.h: Do not include toplev.h. * pretty-print.h: Update comment. * Makefile.in: Update dependencies. * alias.c: Include diagnostic-core.h in every file that includes toplev.h. * attribs.c: Likewise. * auto-inc-dec.c: Likewise. * bb-reorder.c: Likewise. * bt-load.c: Likewise. * caller-save.c: Likewise. * calls.c: Likewise. * cfg.c: Likewise. * cfganal.c: Likewise. * cfgbuild.c: Likewise. * cfgcleanup.c: Likewise. * cfghooks.c: Likewise. * cfgloop.c: Likewise. * combine.c: Likewise. * config/alpha/alpha.c: Likewise. * config/arc/arc.c: Likewise. * config/arm/arm.c: Likewise. * config/arm/pe.c: Likewise. * config/avr/avr.c: Likewise. * config/bfin/bfin.c: Likewise. * config/cris/cris.c: Likewise. * config/crx/crx.c: Likewise. * config/darwin-c.c: Likewise. * config/darwin.c: Likewise. * config/fr30/fr30.c: Likewise. * config/frv/frv.c: Likewise. * config/h8300/h8300.c: Likewise. * config/host-darwin.c: Likewise. * config/i386/i386.c: Likewise. * config/i386/netware.c: Likewise. * config/i386/nwld.c: Likewise. * config/i386/winnt-cxx.c: Likewise. * config/i386/winnt-stubs.c: Likewise. * config/i386/winnt.c: Likewise. * config/ia64/ia64-c.c: Likewise. * config/ia64/ia64.c: Likewise. * config/iq2000/iq2000.c: Likewise. * config/lm32/lm32.c: Likewise. * config/m32c/m32c-pragma.c: Likewise. * config/m32c/m32c.c: Likewise. * config/m32r/m32r.c: Likewise. * config/m68hc11/m68hc11.c: Likewise. * config/m68k/m68k.c: Likewise. * config/mcore/mcore.c: Likewise. * config/mep/mep-pragma.c: Likewise. * config/mep/mep.c: Likewise. * config/mmix/mmix.c: Likewise. * config/mn10300/mn10300.c: Likewise. * config/moxie/moxie.c: Likewise. * config/pa/pa.c: Likewise. * config/pdp11/pdp11.c: Likewise. * config/picochip/picochip.c: Likewise. * config/rs6000/rs6000-c.c: Likewise. * config/rs6000/rs6000.c: Likewise. * config/rx/rx.c: Likewise. * config/s390/s390.c: Likewise. * config/score/score.c: Likewise. * config/score/score3.c: Likewise. * config/score/score7.c: Likewise. * config/sh/sh.c: Likewise. * config/sh/symbian-base.c: Likewise. * config/sh/symbian-c.c: Likewise. * config/sh/symbian-cxx.c: Likewise. * config/sol2-c.c: Likewise. * config/sol2.c: Likewise. * config/sparc/sparc.c: Likewise. * config/spu/spu.c: Likewise. * config/stormy16/stormy16.c: Likewise. * config/v850/v850-c.c: Likewise. * config/v850/v850.c: Likewise. * config/vax/vax.c: Likewise. * config/vxworks.c: Likewise. * config/xtensa/xtensa.c: Likewise. * convert.c: Likewise. * cse.c: Likewise. * cselib.c: Likewise. * dbgcnt.c: Likewise. * dbxout.c: Likewise. * ddg.c: Likewise. * dominance.c: Likewise. * emit-rtl.c: Likewise. * explow.c: Likewise. * expmed.c: Likewise. * fixed-value.c: Likewise. * fold-const.c: Likewise. * fwprop.c: Likewise. * gcse.c: Likewise. * ggc-common.c: Likewise. * ggc-page.c: Likewise. * ggc-zone.c: Likewise. * gimple-low.c: Likewise. * gimplify.c: Likewise. * graph.c: Likewise. * haifa-sched.c: Likewise. * ifcvt.c: Likewise. * implicit-zee.c: Likewise. * integrate.c: Likewise. * ira-build.c: Likewise. * ira-color.c: Likewise. * ira-conflicts.c: Likewise. * ira-costs.c: Likewise. * ira-lives.c: Likewise. * ira.c: Likewise. * lists.c: Likewise. * loop-doloop.c: Likewise. * loop-iv.c: Likewise. * lto-opts.c: Likewise. * lto-symtab.c: Likewise. * main.c: Likewise. * modulo-sched.c: Likewise. * optabs.c: Likewise. * params.c: Likewise. * plugin.c: Likewise. * postreload-gcse.c: Likewise. * postreload.c: Likewise. * predict.c: Likewise. * profile.c: Likewise. * real.c: Likewise. * regcprop.c: Likewise. * reginfo.c: Likewise. * regmove.c: Likewise. * reorg.c: Likewise. * resource.c: Likewise. * rtl.c: Likewise. * rtlanal.c: Likewise. * sched-deps.c: Likewise. * sched-ebb.c: Likewise. * sched-rgn.c: Likewise. * sdbout.c: Likewise. * sel-sched-dump.c: Likewise. * sel-sched-ir.c: Likewise. * simplify-rtx.c: Likewise. * stmt.c: Likewise. * stor-layout.c: Likewise. * store-motion.c: Likewise. * targhooks.c: Likewise. * tree-cfg.c: Likewise. * tree-cfgcleanup.c: Likewise. * tree-dump.c: Likewise. * tree-eh.c: Likewise. * tree-inline.c: Likewise. * tree-nomudflap.c: Likewise. * tree-object-size.c: Likewise. * tree-optimize.c: Likewise. * tree-outof-ssa.c: Likewise. * tree-phinodes.c: Likewise. * tree-profile.c: Likewise. * tree-ssa-ccp.c: Likewise. * tree-ssa-coalesce.c: Likewise. * tree-ssa-live.c: Likewise. * tree-ssa-loop-niter.c: Likewise. * tree-ssa-loop-prefetch.c: Likewise. * tree-ssa-loop.c: Likewise. * tree-ssa-structalias.c: Likewise. * tree-ssa-uninit.c: Likewise. * tree-ssa.c: Likewise. * tree-vect-data-refs.c: Likewise. * tree-vect-loop-manip.c: Likewise. * tree-vect-loop.c: Likewise. * tree-vect-patterns.c: Likewise. * tree-vect-stmts.c: Likewise. * tree-vrp.c: Likewise. * varasm.c: Likewise. * vec.c: Likewise. * web.c: Likewise. * xcoffout.c: Likewise. 2010-07-07 Richard Sandiford * gengtype.c (write_field_root): New function. (write_root): Use it. 2010-07-07 Wei Guozhi * config/arm/thumb2.md (peephole2 to convert zero_extract/compare of lowest bits to lshift/compare): Add a missing line. 2010-07-07 Wei Guozhi * config/arm/thumb2.md (peephole2 to convert zero_extract/compare of lowest bits to lshift/compare): New. 2010-07-07 Tom Tromey * doc/tm.texi: Update. * doc/tm.texi.in (SDB and DWARF) : Add @hook. * target.def (want_debug_pub_sections): New hook. * config/darwin.h (TARGET_WANT_DEBUG_PUB_SECTIONS): Define. * dwarf2out.c (add_pubname_string): Check targetm.want_debug_pub_sections. (add_pubname): Likewise. (add_pubtype): Likewise. 2010-07-07 Jie Zhang * genautomata.c (output_automata_list_min_issue_delay_code): Correctly decompress min_issue_delay. 2010-07-07 Bernd Schmidt PR rtl-optimization/44404 * auto-inc-dec.c (find_inc): Avoid calling count_occurrences if possible, use reg_overlap_mentioned_p instead. 2010-07-07 Duncan Sands PR middle-end/41355 * tree.c (build_function_type_skip_args): Copy the original type using build_distinct_type_copy rather than copy_node. 2010-07-07 H.J. Lu PR target/44850 * config/i386/i386.c (ix86_function_ms_hook_prologue): Revert revision 161876. (ix86_expand_prologue): Likewise. (ix86_handle_fndecl_attribute): Likewise. (ix86_asm_declare_function_name): Likewise. * config/i386/i386.h (ASM_DECLARE_FUNCTION_NAME): Likewise. * config/i386/cygming.h (ASM_DECLARE_FUNCTION_NAME): Likewise. (SUBTARGET_ASM_DECLARE_FUNCTION_NAME): Likewise. * config/i386/i386-protos.h (ix86_asm_declare_function_name): Likewise. * doc/extend.texi: Likewise. 2010-07-07 H.J. Lu PR target/44844 * config/i386/i386.md (rdrand): Changed to expand to retry if the carry flag isn't valid. (rdrand_1): New. 2010-07-07 Richard Guenther PR middle-end/44790 * expr.c (expand_expr_real_1): Go the POINTER_PLUS_EXPR path for expanding the constant offset for MEM_REFs. 2010-07-07 Richard Guenther * tree-ssa-propagate.h (valid_gimple_call_p): Remove. * tree-ssa-propagate.c (valid_gimple_call_p): Make static. Fix. * gimple.h (is_gimple_operand): Remove. * gimple.c (is_gimple_operand): Likewise. (walk_gimple_op): Fix wi->val_only setting for calls. * tree-cfg.c (verify_gimple_call): Fix argument validation. * tree-profile.c (tree_gen_ic_func_profiler): Do not create invalid gimple calls. 2010-07-06 Jan Hubicka * lto-cgraph.c (output_cgraph): Add missing declaration. 2010-07-06 Jan Hubicka * lto-cgraph.c (output_cgraph): Output toplevel asms only into first partition. 2010-07-06 Alexandre Oliva * doc/gimple.texi (GIMPLE_DEBUG): Document. * doc/rtl.texi (Debug Information): New node. (NOTE_INSN_VAR_LOCATION): Document. (debug_insn): Likewise. * doc/generic.texi (DEBUG_EXPR_DECL): Document. 2010-07-07 Jan Hubicka With parts by Richard Guenther. PR middle-end/44813 * tree-ssa-uninit.c (ssa_undefined_value_p): Result decl is defined for functions passed by reference. * tree.c (needs_to_live_in_memory): RESULT_DECL don't need to live in memory when passed by reference. * tree-ssa-ccp.c (get_default_value): Only VAR_DECL is undefined at beggining. * ipa-split.c (split_function): Cleanup way return value is passed; handle SSA DECL_BY_REFERENCE retvals. * tree-ssa.c (verify_def): Verify that RESULT_DECL is read only when DECL_BY_REFERENCE is set. * tree-ssa-structalias.c (get_constraint_for_ssa_var, get_fi_for_callee, find_what_p_points_to): Handle RESULT_DECL. * tree-inline.c (declare_return_variable): Get new entry_block argument; when passing by reference ensure that RESULT_DECL is gimple_val. (remap_gimple_op_r): Remap RESULT_DECL ssa name. (remap_gimple_stmt): Handle SSA DECL_BY_REFERENCE returns. 2010-07-07 Bernd Schmidt PR rtl-optimization/44787 * config/arm/arm.md (arith_shiftsi): Allow stack pointer in operand 2. * config/arm/thumb2.md (thumb2_arith_shiftsi): Likewise. 2010-07-06 Jan Hubicka * lto-symtab.c (lto_cgraph_replace_node): Handle aliases. (lto_symtab_resolve_can_prevail_p): Also alias of cgraph node with body can prevail. (lto_symtab_resolve_symbols): Use cgraph_get_node_or_alias. (lto_symtab_merge_cgraph_nodes_1): Do not remove nodes from aliases. * cgraph.c (cgraph_get_node_or_alias): New function. * cgraph.h (cgraph_get_node_or_alias): Declare. 2010-07-06 Kai Tietz * config/i386/i386.c (ix86_function_ms_hook_prologue): Enable x64 support. (ix86_expand_prologue): Likewise. (ix86_handle_fndecl_attribute): Likewise. (ix86_asm_declare_function_name): New function for ASM_DECLARE_FUNCTION_NAME. * config/i386/i386.h (ASM_DECLARE_FUNCTION_NAME): New macro. * config/i386/cygming.h (ASM_DECLARE_FUNCTION_NAME): Removed. (SUBTARGET_ASM_DECLARE_FUNCTION_NAME): New macro. * config/i386/i386-protos.h (ix86_asm_declare_function_name): New. * doc/extend.texi: Adjust documentation about ms_hook_prologue attribute. 2010-07-06 Uros Bizjak * config/i386/i386.md (immediate_operand): New mode attribute. (pro_epilogue_adjust_stack__1): Macroize insn from pro_epilogue_adjust_stack and pro_epilogue_adjust_stack_rex64 using P mode iterator. (pro_epilogue_adjust_stack_di_2): Rename from pro_epilogue_adjust_stack_rex64_2. * config/i386/i386.c (pro_epilogue_adjust_stack): Update for rename. 2010-07-06 Uros Bizjak * config/i386/i386.md (insv): Call gen_movdi_insv1 or gen_movsi_insv1 through gen_mov_insv_1 function pointer. (fmod3): Call gen_truncxf2_i387_noop_unspec or gen_truncxf2 through gen_truncxf function pointer. (remainder3): Ditto. (cmpstrnsi): Rename cmp_insn function pointer to gen_cmp. (allocate_stack): Call gen_allocate_stack_worker_64 or gen_allocate_stack_worker_32 through gen_allocate_stack_worker function pointer. (probe_stack): Call gen_iordi3 or gen_iorsi3 through gen_ior3 function pointer. 2010-07-06 Uros Bizjak * config/i386/i386.md (*add3_cconly_overflow): Use operand constraint instead of m. 2010-07-06 Richard Guenther PR middle-end/44828 * convert.c (convert_to_integer): Watch out for overflowing MULT_EXPR as well. 2010-07-05 Jan Hubicka * lto-streamer.c (write_symbol_vec): Rename to ... (write_symbol) ... this one; write only symbol given and when present in cache. Sanity check that what is defined is present in cgraph/varpool with body/finalized decl. (write_symbols_of_kind): Remove. (produce_symtab): Take outputblock and sets; use cgraph/varpool/alias pairs to produce symtab. (produce_asm_for_decls): Update call of produce_symtab; don't do so when doing WPA streaming. 2010-07-05 Jan Hubicka * gimple-fold.c (gimple_fold_obj_type_ref_known_binfo): Check that function is still available to fold into. 2010-07-05 Nathan Froyd * vec.h (FOR_EACH_VEC_ELT_REVERSE): New macro. * function.h (struct_function): Change type of local_decls field to a VEC. (add_local_decl): New function. (FOR_EACH_LOCAL_DECL): New macro. * cfgexpand.c (init_vars_expansion): Adjust for new type of cfun->local_decls. (estimated_stack_frame_size): Likewise. (expand_used_vars): Likewise. * cgraphbuild.c (build_cgraph_edges): Likewise. * function.c (instantiate_decls_1): Likewise. * ipa-struct-reorg.c (build_data_structure): Likewise. * ipa-type-escape.c (analyze_function): Likewise. * lto-streamer-in.c (input_function): Likewise. * lto-streamer-out.c (output_function): Likewise. * tree-ssa-live.c (remove_unused_locals): Likewise. * tree.c (free_lang_data_in_decl): Likewise. (find_decls_types_in_node): Likewise. * omp-low.c (remove_exit_barrier): Likewise. (expand_omp_taskreg): Likewise. (list2chain): Rename to... (vec2chain): ...this. Adjust. * cgraphunit.c (assemble_thunk): Call add_local_decl. * tree-cfg.c (replace_by_duplicate_decl): Likewise. * gimple-low.c (record_vars_into): Likewise. * tree-inline.c (remap_decls): Likewise. (declare_return_variable): Likewise. (declare_inline_vars): Likewise. (copy_forbidden): Adjust for new type of cfun->local_decls. (add_local_variables): New function. (expand_call_inline): Call it. (tree_function_versioning): Likewise. 2010-07-05 H.J. Lu AVX Programming Reference (June, 2010) * config/i386/cpuid.h (bit_F16C): New. (bit_RDRND): Likewise. (bit_FSGSBASE): Likewise. * config/i386/i386-builtin-types.def: Add "DEF_FUNCTION_TYPE (UINT16)", function types for float16 <-> float conversions and "DEF_FUNCTION_TYPE (VOID, UINT64)". * config/i386/i386-c.c (ix86_target_macros_internal): Support OPTION_MASK_ISA_FSGSBASE, OPTION_MASK_ISA_RDRND and OPTION_MASK_ISA_F16C. * config/i386/i386.c (OPTION_MASK_ISA_FSGSBASE_SET): New. (OPTION_MASK_ISA_RDRND_SET): Likewise. (OPTION_MASK_ISA_F16C_SET): Likewise. (OPTION_MASK_ISA_FSGSBASE_UNSET): Likewise. (OPTION_MASK_ISA_RDRND_UNSET): Likewise. (OPTION_MASK_ISA_F16C_UNSET): Likewise. (OPTION_MASK_ISA_AVX_UNSET): Add OPTION_MASK_ISA_F16C_UNSET. (ix86_handle_option): Handle OPT_mfsgsbase, OPT_mrdrnd and OPT_mf16c. (ix86_target_string): Support -mfsgsbase, -mrdrnd and -mf16c. (pta_flags): Add PTA_FSGSBASE, PTA_RDRND and PTA_F16C. (override_options): Handle them. (ix86_valid_target_attribute_inner_p): Handle fsgsbase, rdrnd and f16c. (ix86_builtins): Add IX86_BUILTIN_RDFSBASE32, IX86_BUILTIN_RDFSBASE64, IX86_BUILTIN_RDGSBASE32, IX86_BUILTIN_RDGSBASE64, IX86_BUILTIN_WRFSBASE32, IX86_BUILTIN_WRFSBASE64, IX86_BUILTIN_WRGSBASE32, IX86_BUILTIN_WRGSBASE64, IX86_BUILTIN_RDRAND16, IX86_BUILTIN_RDRAND32, IX86_BUILTIN_RDRAND64, IX86_BUILTIN_CVTPH2PS, IX86_BUILTIN_CVTPH2PS256, IX86_BUILTIN_CVTPS2PH and IX86_BUILTIN_CVTPS2PH256. (bdesc_args): Likewise. (ix86_expand_args_builtin): Handle V8SF_FTYPE_V8HI, V4SF_FTYPE_V8HI, V8HI_FTYPE_V8SF_INT and V8HI_FTYPE_V4SF_INT. (ix86_expand_special_args_builtin): Handle VOID_FTYPE_UINT64, VOID_FTYPE_UNSIGNED, UNSIGNED_FTYPE_VOID and UINT16_FTYPE_VOID. Handle non-memory store. * config/i386/i386.h (TARGET_FSGSBASE): New. (TARGET_RDRND): Likewise. (TARGET_F12C): Likewise. * config/i386/i386.md (UNSPEC_VCVTPH2PS): New. (UNSPEC_VCVTPS2PH): Likewise. (UNSPECV_RDFSBASE): Likewise. (UNSPECV_RDGSBASE): Likewise. (UNSPECV_WRFSBASE): Likewise. (UNSPECV_WRGSBASE): Likewise. (UNSPECV_RDRAND): Likewise. (rdfsbase): Likewise. (rdgsbase): Likewise. (wrfsbase): Likewise. (wrgsbase): Likewise. (rdrand): Likewise. * config/i386/i386.opt: Add -mfsgsbase, -mrdrnd and -mf16c. * config/i386/immintrin.h (_rdrand_u16): New. (_rdrand_u32): Likewise. (_readfsbase_u32): Likewise. (_readfsbase_u64): Likewise. (_readgsbase_u32): Likewise. (_readgsbase_u64): Likewise. (_writefsbase_u32): Likewise. (_writefsbase_u64): Likewise. (_writegsbase_u32): Likewise. (_writegsbase_u64): Likewise. (_rdrand_u64): Likewise. (_cvtsh_ss): Likewise. (_mm_cvtph_ps): Likewise. (_mm256_cvtph_ps): Likewise. (_cvtss_sh): Likewise. (_mm_cvtps_ph): Likewise. (_mm256_cvtps_ph): Likewise. * config/i386/sse.md (vcvtph2ps): New. (*vcvtph2ps_load): Likewise. (vcvtph2ps256): Likewise. (vcvtps2ph): Likewise. (*vcvtps2ph): Likewise. (*vcvtps2ph_store): Likewise. (vcvtps2ph256): Likewise. * doc/extend.texi: Document FSGSBASE and RDRND built-in functions. * doc/invoke.texi: Document -mfsgsbase, -mrdrnd and -mf16c. 2010-07-05 Joern Rennecke PR bootstrap/44512 * genenums.c (main): Output include of insn-constants.h * Makefile.in (insn-enums.o): Depend on insn-constants.h. 2010-07-05 Uros Bizjak * config/i386/i386.c (ix86_gen_allocate_stack_worker): New. (override_options): Initialize it. (ix86_expand_prologue): Use it. 2010-07-05 Jakub Jelinek * tree-nrv.c (tree_nrv): Set DECL_VALUE_EXPR on found to result. 2010-07-05 Anatoly Sokolov * double-int.h (fit_double_type): Remove declaration. * double-int.c (fit_double_type): Remove function. * tree.h (int_fits_type_p): Adjust prototype. * tree.c (int_fits_type_p): Return bool. Use double_int_fits_to_tree_p instead of fit_double_type. (build_int_cst_type): Use double_int_to_tree and shwi_to_double_int instead of fit_double_type and build_int_cst_wide. * builtins.c (): Use double_int_fits_to_tree_p and double_int_to_tree instead of fit_double_type and build_int_cst_wide. (fold_builtin_object_size): Use double_int_fits_to_tree_p instead of fit_double_type. 2010-07-05 Jan Hubicka * cgraph.h (cgraph_node, cgraph_varpool_node): Update docmentation of in_other_partition. * lto-cgraph.c (referenced_from_other_partition_p, reachable_from_other_partition_p): Use in_other_partition flags. (output_node, output_varpool_node): COMDAT nodes always have private copies and thus are never used from other partition. 2010-07-05 Anatoly Sokolov * config/ia64/ia64.h (MEMORY_MOVE_COST): Remove macro. * config/ia64/t-ia64 (ia64.o): Depend on reload.h. * config/ia64/ia64.c Include reload.h. (ia64_memory_move_cost): New function. (TARGET_MEMORY_MOVE_COST): Define. (ia64_register_move_cost): Replace MEMORY_MOVE_COST with memory_move_cost. 2010-07-05 Sandra Loosemore PR middle-end/42505 * tree-ssa-loop-ivopts.c (determine_set_costs): Delete obsolete comments about cost model. (try_add_cand_for): Add second strategy for choosing initial set based on original IVs, controlled by ORIGINALP argument. (get_initial_solution): Add ORIGINALP argument. (find_optimal_iv_set_1): New function, split from find_optimal_iv_set. (find_optimal_iv_set): Try two different strategies for choosing the IV set, and return the one with lower cost. 2010-07-05 Richard Guenther * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Copy alias info. 2010-07-05 Richard Guenther * tree.c (reference_alias_ptr_type): New function. * tree.h (reference_alias_ptr_type): Declare. * tree-ssa-loop-ivopts.c (copy_ref_info): Restructure to allow non-TARGET_MEM_REF new refs. (rewrite_use_address): Pass old alias pointer type to create_mem_ref. * tree-ssa-address.c (create_mem_ref_raw): Get alias pointer type. Build a MEM_REF instead of a TARGET_MEM_REF if possible. (create_mem_ref): Get alias pointer type. Adjust calls to create_mem_ref_raw. (maybe_fold_tmr): Likewise. * tree-flow.h (create_mem_ref): Adjust prototype. 2010-07-05 Jakub Jelinek PR c++/44808 * gimplify.c (gimplify_modify_expr): Only SET_DECL_DEBUG_EXPR if *from_p is VAR_DECL. 2010-07-05 Nathan Froyd * tree.h (build_call_list): Remove. * tree.c (build_call_list): Remove. 2010-07-05 Richard Guenther * double-int.h (double_int_sub): Declare. * double-int.c (double_int_sub): New function. * dwarf2out.c (field_byte_offset): Use it. * fixed-value.c (do_fixed_add): Likewise. (do_fixed_multiply): Likewise. (do_fixed_divide): Likewise. * tree-predcom.c (add_ref_to_chain): Likewise. (determine_roots_comp): Likewise. * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Likewise. 2010-07-05 Nathan Froyd * vec.h (VEC_splice, VEC_safe_splice): New macros. Add function implementations. 2010-07-05 Bernd Schmidt * config/arm/arm.c (get_arm_condition_code): Remove CC_NOTBmode case. * arm-modes.def (CC_NOTB): Don't define. * config/arm/arm.md (arm_adddi3): Generate canonical RTL. (adddi_sesidi_di, adddi_zesidi_di): Likewise. (LTUGEU): New code_iterator. (cnb, optab): New corresponding code_attrs. (addsi3_carryin_): Renamed from addsi3_carryin. Change pattern to canonical form. Operands 1 and 2 are commutative. Parametrize using LTUGEU. (addsi3_carryin_shift_): Likewise. (addsi3_carryin_alt2_): Renamed from addsi3_carryin_alt2. Operands 1 and 2 are commutative. Parametrize using LTUGEU. (addsi3_carryin_alt1, addsi3_carryin_alt3): Remove. (subsi3_compare): Renamed from subsi3_compare0_c. Change CC_NOTB to CC. (arm_subsi3_insn): Allow constants for operand 0. (compare_scc peephole for eq case): New. (compare_scc splitters): Change CC_NOTB to CC. 2010-07-05 Richard Guenther * tree-ssa-loop-im.c (for_each_index): Do not handle ALIGN_INDIRECT_REF. (gen_lsm_tmp_name): Likewise. * tree-dump.c (dequeue_and_dump): Likewise. * tree-pretty-print.c (dump_generic_node): Likewise. (op_code_prio): Likewise. (op_symbol_code): Likewise. * tree.c (staticp): Likewise. (build1_stat): Likewise. * tree.h (INDIRECT_REF_P): Likewise. * fold-const.c (maybe_lvalue_p): Likewise. (operand_equal_p): Likewise. * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise. (ao_ref_init_from_vn_reference): Likewise. * tree-ssa-loop-ivopts.c (idx_find_step): Likewise. (find_interesting_uses_address): Likewise. * dwarf2out.c (loc_list_from_tree): Likewise. * gimplify.c (gimplify_expr): Likewise. * tree-eh.c (tree_could_trap_p): Likewise. * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise. * cfgexpand.c (expand_debug_expr): Likewise. * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise. * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise. * tree-cfg.c (verify_types_in_gimple_min_lval): Likewise. * config/rs6000/rs6000 (rs6000_check_sdmode): Likewise. * tree-ssa-operands.c (get_expr_operands): Likewise. * expr.c (safe_from_p): Likewise. (expand_expr_real_1): Likewise. TER BIT_AND_EXPRs into MEM_REFs. * tree-vect-data-refs.c (vect_setup_realignment): Build BIT_AND_EXPR and MEM_REF instead of ALIGN_INDIRECT_REF. * tree-vect-stmts.c (vectorizable_load): Likewise. * tree.def (ALIGN_INDIRECT_REF): Remove. 2010-07-05 Richard Guenther PR tree-optimization/44784 * tree-ssa-pre.c (bitmap_find_leader): Fix dominance check for inserted stmts. (find_or_generate_expression): Fix SCCVN insertion check. 2010-07-05 Nathan Sidwell * config/rs6000/e500crtsavg64gprctr.asm: Correct done label name. * config/rs6000/e500crtsav64gprctr.asm: Likewise. * config/rs6000/e500crtres64gprctr.asm: Likewise. Add FUNC_END directives. 2010-07-05 Ira Rosen * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Skip statements that are not vectorized. * tree-vect-stmts.c (vect_get_load_cost): Update the value stored in INSIDE_COST. 2010-07-05 Mikael Pettersson PR bootstrap/44820 * config/arm/arm.c (arm_attr_length_move_neon): Delete regno. 2010-07-05 Richard Guenther * tree-cfg.c (verify_gimple_return): Handle DECL_BY_REFERENCE RESULT_DECLs properly. 2010-07-04 H.J. Lu PR rtl-optimization/44695 * config/i386/i386.md (extract_code): Removed. (divmodqi4): Likewise. (divmodqi4): New. (udivmodqi4): Likewise. (divmodhiqi3): Change div/mod to HImode and extend operand 2 to HImode. (udivmodhiqi3): Likewise. 2010-07-04 Jan Hubicka * lto-cgraph.c (input_edge): Do not care about resolution decisions. 2010-07-04 Jan Hubicka * cgraphunit.c (init_cgraph): Only initialize dump file if it is not already initialized. 2010-07-04 Richard Sandiford * optabs.h (reload_in_optab, reload_out_optab, code_to_optab) (vcond_gen_code, vcondu_gen_code, movmem_optab, setmem_optab) (cmpstr_optab, cmpstrn_optab, cmpmem_optab, sync_add_optab) (sync_sub_optab, sync_ior_optab, sync_and_optab, sync_xor_optab) (sync_nand_optab, sync_old_add_optab, sync_old_sub_optab) (sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab) (sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab) (sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab) (sync_new_nand_optab): Redefine as macros. (sync_compare_and_swap, sync_lock_test_and_set, sync_lock_release): Delete. (direct_optab_index): New enum. (direct_optab_d): New structure. (direct_optab): New typedef. (direct_optab_table): Declare. (direct_optab_handler, set_direct_optab_handler): New functions. (sync_compare_and_swap_optab, sync_lock_test_and_set_optab) (sync_lock_release_optab): New macros. * optabs.c (direct_optab_table): New variable. (movcc_gen_code, vcond_gen_code, vcondu_gen_code): Delete. (prepare_cmp_insn): Use direct_optab_handler for cmpmem_optab, cmpstr_optab and cmpstrn_optab. (emit_conditional_move): Likewise for movcc_optab. (can_conditionally_move_p): Likewise for movcc_gen_code. (init_insn_codes): Clear direct_optab_table. (init_optabs): Don't initialize the new "direct optabs" here. (get_vcond_icode): Use direct_optab_handler for vcondu_gen_code and vcond_gen_code. (expand_val_compare_and_swap): Likewise sync_compare_and_swap_optab. (expand_bool_compare_and_swap): Likewise sync_compare_and_swap_optab. (expand_compare_and_swap_loop): Likewise sync_compare_and_swap_optab. (expand_sync_operation): Likewise other sync_*_optabs. (expand_sync_fetch_operation): Likewise. Rename sync_compare_and_swap to sync_compare_and_swap_optab. (expand_sync_lock_test_and_set): Use direct_optab_handler for sync_lock_test_and_set and sync_compare_and_swap, adding "_optab" to the names of both. * builtins.c (expand_builtin_strcmp): Use direct_optab_handler for cmpstr_optab and cmpstrn_optab. (expand_builtin_lock_release): Likewise sync_lock_release. * expr.c (movmem_optab, setmem_optab, cmpstr_optab, cmpstrn_optab) (cmpmem_optab, sync_add_optab, sync_sub_optab, sync_ior_optab) (sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab) (sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab) (sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab) (sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab) (sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap) (sync_lock_test_and_set, sync_lock_release): Delete. (emit_block_move_via_movmem): Use direct_optab_handler for movmem_optab. (emit_block_move_via_setmem): Use direct_optab_handler for setmem_optab. * genopinit.c (optabs): Use set_direct_optab_handler for the new macro optabs. * omp-low.c (expand_omp_atomic_fetch_op): Update the type of the "optab" local variable. Use direct_optab_handler for optab and sync_compare_and_swap_optab. * reload1.c (reload_in_optab, reload_out_optab): Delete. * targhooks.c (default_secondary_reload): Use direct_optab_handler for reload_in_optab and reload_out_optab. * config/alpha/alpha.c (alpha_secondary_reload): Likewise. * config/frv/frv.c (frv_alloc_temp_reg): Likewise. * config/pa/pa.c (pa_secondary_reload): Likewise. * java/builtins.c (compareAndSwapInt_builtin): Use direct_optab_handler for sync_compare_and_swap, renaming it to sync_compare_and_swap_optab. (compareAndSwapLong_builtin, compareAndSwapObject_builtin): Likewise. (VMSupportsCS8_builtin): Likewise. 2010-07-04 Richard Sandiford * optabs.h (optab_handlers): Change type of insn_code to int. (optab_handler, set_optab_handler, convert_optab_handler) (set_convert_optab_handler): Treat the insn_code field as "insn_code - CODE_FOR_nothing". * optabs.c (optab_table, convert_optab_table): Always zero-initialize. (init_insn_codes): Zero both the above arrays. (init_optabs): Never call init_insn_codes first time around. 2010-07-04 Richard Sandiford * optabs.h (optab_handler, convert_optab_handler): Turn into inline functions that return an insn code. (set_optab_handler, set_convert_optab_handler): New functions. * builtins.c: Replace optab_handler(X)->insn_code with optab_handler or set_optab_handler thoughout. Likewise convert_optab_handler(X)->insn_code with convert_optab_handler and set_convert_optab_handler. * expmed.c, expr.c, genopinit.c, ifcvt.c, optabs.c, reload.c, reload1.c, stmt.c, targhooks.c, tree-ssa-loop-prefetch.c, tree-ssa-math-opts.c, tree-vect-data-refs.c, tree-vect-generic.c, tree-vect-loop.c, tree-vect-patterns.c, tree-vect-slp.c, tree-vect-stmts.c, config/m32c/m32c.c, config/rs6000/rs6000.c, config/spu/spu.c: Likewise. 2010-07-04 Kaz Kojima PR target/44531 * config.gcc (sh*-*-*): Use regular expressions instead of the 'i' modifier for sed substitutions. 2010-07-04 Jeremie Salvucci * gimple.c (gimple_body): Comments added. 2010-07-04 Richard Guenther PR middle-end/44809 * gimplify.c (gimplify_expr): Properly build a MEM_REF instead of an INDIRECT_REF. 2010-07-04 Richard Guenther PR tree-optimization/44479 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Avoid extra SSA name copy statements which preserves points-to information. * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Copy points-to information for all pointers. Properly handle MEM_REFs. (vect_create_data_ref_ptr): Likewise. Avoid extra SSA name copy statements. * Makefile.in (tree-ssa-loop-ivopts.o): Add tree-ssa-propagate.h dependency. 2010-07-04 Richard Guenther PR middle-end/44785 * tree-inline.c (initialize_inlined_parameters): Do not re-use pointer-map slot over remap_type call. 2010-07-04 Richard Guenther * tree-ssa-sccvn.c (vn_reference_lookup_3): Fix last commit. 2010-07-04 Richard Guenther PR tree-optimization/44656 * tree-ssa-sccvn.c (vn_reference_lookup_3): Try disambiguation again after value-replacing in the defintions lhs. 2010-07-04 Ira Rosen Revital Eres * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document new arguments. * doc/tm.texi: Regenerate. * targhooks.c (default_builtin_vectorization_cost): Add new arguments. Handle unaligned store. * targhooks.h (default_builtin_vectorization_cost): Add new arguments. * target.def (builtin_vectorization_cost): Add new arguments. * target.h (enum vect_cost_for_stmt): Add unaligned_store. * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Take number of iterations of prolog loop directly from LOOP_PEELING_FOR_ALIGNMENT. (vect_vfa_segment_size): Fix indentation. * tree-vectorizer.h (struct _vect_peel_info): New. (struct _vect_peel_extended_info): New. (struct _loop_vec_info): Add new field for peeling hash table and a macro for its access. (VECT_MAX_COST): Define. (vect_get_load_cost): Declare. (vect_get_store_cost, vect_get_known_peeling_cost, vect_get_single_scalar_iteraion_cost): Likewise. (vect_supportable_dr_alignment): Add new argument. * tree-vect-loop.c (new_loop_vec_info): Initialize peeling hash table field. (destroy_loop_vec_info): Free peeling hash table. (vect_analyze_loop_form): Update call to builtin_vectorization_cost. (vect_analyze_loop): Move vect_enhance_data_refs_alignment before vect_analyze_slp. Fix indentation. (vect_get_single_scalar_iteraion_cost): New function. (vect_get_known_peeling_cost): Likewise. (vect_estimate_min_profitable_iters): Rename byte_misalign to npeel. Call vect_get_single_scalar_iteraion_cost instead of cost_for_stmt per statement. Move outside cost calculation inside unknown peeling case. Call vect_get_known_peeling_cost for known amount of peeling. * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Add data reference to the print message of forced alignment. (vect_verify_datarefs_alignment): Update call to vect_supportable_dr_alignment. (vect_get_data_access_cost): New function. (vect_peeling_hash, vect_peeling_hash_eq, vect_peeling_hash_insert, vect_peeling_hash_get_most_frequent, vect_peeling_hash_get_lowest_cost, vect_peeling_hash_choose_best_peeling): Likewise. (vect_enhance_data_refs_alignment): Fix documentation. Use hash table to store all the accesses in the loop and find best possible access to align using peeling for known alignment case. For unknown alignment check if stores are preferred or if peeling is worthy. (vect_find_same_alignment_drs): Analyze pairs of loads too. (vect_supportable_dr_alignment): Add new argument and check aligned accesses according to it. * tree-vect-stmts.c (vect_get_stmt_cost): New function. (cost_for_stmt): Call vect_get_stmt_cost. (vect_model_simple_cost): Likewise. (vect_model_store_cost): Call vect_get_stmt_cost. Call vect_get_store_cost to calculate the cost of the statement. (vect_get_store_cost): New function. (vect_model_load_cost): Call vect_get_stmt_cost. Call vect_get_load_cost to calculate the cost of the statement. (vect_get_load_cost): New function. (vectorizable_store): Update call to vect_supportable_dr_alignment. (vectorizable_load): Likewise. * config/spu/spu.c (spu_builtin_vectorization_cost): Add new arguments. * config/i386/i386.c (ix86_builtin_vectorization_cost): Add new arguments. Handle unaligned store. * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): New. (rs6000_builtin_support_vector_misalignment): Return true for word and double word alignments for VSX. * tree-vect-slp.c (vect_build_slp_tree): Update calls to vect_supportable_dr_alignment and builtin_vectorization_cost. 2010-07-03 John David Anglin PR target/44597 * config/pa/predicates.md (prefetch_cc_operand): Remove. (prefetch_nocc_operand): Likewise. * config/pa/pa.md (prefetch): Revise expander to use prefetch_20. (prefetch_20): New insn. (prefetch_cc): Remove. (prefetch_nocc): Likewise. 2010-07-03 Manuel López-Ibáñez * expr.c (vector_mode_valid_p): Move to c-common.c. * expr.h (vector_mode_valid_p): Do not declare here. * system.h: Poison GCC_EXPR_H in front-ends. * Makefile.in: Update dependencies. 2010-07-03 John David Anglin PR target/44705 * config/pa/pa.h (GO_IF_LEGITIMATE_ADDRESS): Reject LABEL_REF. 2010-07-03 Jan Hubicka * timevar.def (TV_OUT_OF_SSA, TV_VAR_EXPAND, TV_POST_EXPAND, TV_VAR_TRACKING_DATAFLOW, TV_VAR_TRACKING_EMIT): New timevars. * cfgexpand.c (gimple_expand_cfg): Use new timevars. * var-tracking.c (vt_find_locations, variable_tracking_main_1): Likewise. * lto-stramer-out.c (pass_ipa_lto_gimple_out, pass_ipa_lto_finish_out): Update timevars.V * timevar.def (TV_IPA_LTO_GIMPLE_IO, TV_IPA_LTO_DECL_IO): Remove. (TV_IPA_LTO_GIMPLE_IN, TV_IPA_LTO_GIMPLE_OUT, TV_IPA_LTO_DECL_IN, TV_IPA_LTO_DECL_OUT): New. * lto.c (read_cgraph_and_symbols, materialize_cgraph): Update timevars. 2010-07-03 Jan Hubicka * ipa-inline.c (update_edge_key): Break out from ... update_callers_keys): ... here; (update_callee_keys): Update only the edges from caller to callee. (update_all_calle_keys): Do what update_calle_keys did. (decide_inlining_of_small_functions): Avoid recomputing of all callees when badness increase. 2010-07-03 Jie Zhang * config/arm/arm.c (arm_attr_length_move_neon): New. * config/arm/arm-protos.h (arm_attr_length_move_neon): Declare. * config/arm/neon.md (define_mode_attr V_slen): Remove. (neon_mov for VSTRUCT): Use arm_attr_length_move_neon to compute length attribute. 2010-07-03 Jie Zhang * config/arm/vfp.md (*push_multi_vfp): Use vfp_register_operand as predicate for operand 1 and remove its constraint. * config/arm/predicates.md (vfp_register_operand): New. * config/arm/arm.md (*push_multi): Remove the constraint of operand 1. (*push_fp_multi): Likewise. 2010-07-03 Eric Botcazou * gimplify.c (mostly_copy_tree_r): Deal with BIND_EXPR. 2010-07-03 Jan Hubicka * config/i386/i386.c (override_options): Revert accidental commit. 2010-07-02 Le-Chun Wu PR c++/44128 * doc/invoke.texi: Update documentation of -Wshadow. 2010-07-02 Daniel Jacobowitz Julian Brown Sandra Loosemore * config/arm/arm.c (arm_canonicalize_comparison): Canonicalize DImode comparisons. Adjust to take both operands. (arm_select_cc_mode): Handle DImode comparisons. (arm_gen_compare_reg): Generate a scratch register for DImode comparisons which require one. Use xor for Thumb equality checks. (arm_const_double_by_immediates): New. (arm_print_operand): Allow 'Q' and 'R' for constants. (get_arm_condition_code): Handle new CC_CZmode and CC_NCVmode. * config/arm/arm.h (CANONICALIZE_COMPARISON): Always use arm_canonicalize_comparison. * config/arm/arm-modes.def: Add CC_CZmode and CC_NCVmode. * config/arm/arm-protos.h (arm_canonicalize_comparison): Update prototype. (arm_const_double_by_immediates): Declare. * config/arm/constraints.md (Di): New constraint. * config/arm/predicates.md (arm_immediate_di_operand) (arm_di_operand, cmpdi_operand): New. * config/arm/arm.md (cbranchdi4): Handle non-Cirrus also. (*arm_cmpdi_insn, *arm_cmpdi_unsigned) (*arm_cmpdi_zero, *thumb_cmpdi_zero): New insns. (cstoredi4): Handle non-Cirrus also. 2010-07-02 Julian Brown Sandra Loosemore PR target/43703 * config/arm/vec-common.md (add3, sub3, smin3) (smax3): Disable for NEON float modes when flag_unsafe_math_optimizations is false. * config/arm/neon.md (*add3_neon, *sub3_neon) (*mul3_neon) (mul3add_neon, mul3negadd_neon) (reduc_splus_, reduc_smin_, reduc_smax_): Disable for NEON float modes when flag_unsafe_math_optimizations is false. (quad_halves_v4sf): Only enable if flag_unsafe_math_optimizations is true. * doc/invoke.texi (ARM Options): Add note about floating point vectorization requiring -funsafe-math-optimizations. 2010-07-02 Sandra Loosemore Julian Brown * config/arm/neon.md (UNSPEC_VABA): Delete. (UNSPEC_VABAL): Delete. (UNSPEC_VABS): Delete. (UNSPEC_VMUL_N): Delete. (adddi3_neon): New. (subdi3_neon): New. (mul3add_neon): Make the pattern named. (mul3negadd_neon): Likewise. (neon_vadd): Replace with define_expand, and move the remaining unspec parts... (neon_vadd_unspec): ...to this. (neon_vmla, neon_vmla_unspec): Likewise. (neon_vlms, neon_vmls_unspec): Likewise. (neon_vsub, neon_vsub_unspec): Likewise. (neon_vaba): Rewrite in terms of vabd. (neon_vabal): Rewrite in terms of vabdl. (neon_vabs): Rewrite without unspec. * config/arm/arm.md (*arm_adddi3): Disable for TARGET_NEON. (*arm_subdi3): Likewise. * config/arm/neon.ml (Vadd, Vsub): Split out 64-bit variants and add No_op attribute to disable assembly output checks. * config/arm/arm_neon.h: Regenerated. * doc/arm-neon-intrinsics.texi: Regenerated. 2010-07-02 Jan Hubicka * ipa-split.c (split_function): For aggregate values, set the return slot optimization bit. When passing DECL_BY_REFERENCE, produce * = fncall.part (). (execute_split_functions): Do not care about DECL_BY_REFERENCE. 2010-07-02 Sandra Loosemore * config/arm/neon.md (UNSPEC_VAND): Delete. (UNSPEC_VBIC): Delete. (UNSPEC_VCLZ): Delete. (UNSPEC_VCNT): Delete. (UNSPEC_VEOR): Delete. (UNSPEC_VORN): Delete. (UNSPEC_VORR): Delete. (iordi3_neon): Rewrite RTL without unspec. Add alternatives to handle core registers too. (anddi3_neon): Likewise. (orndi3_neon): Likewise. (bicdi3_neon): Likewise. (xordi3_neon): Likewise. (neon_vclz): Rewrite as define_expand and clz2 to get rid of unspec and handle unused operand. (neon_vcnt): Similarly, with popcount2. * config/arm/predicates.md (imm_for_neon_logic_operand): Require TARGET_NEON. (imm_for_neon_inv_logic_operand): Likewise. * config/arm/arm.md (define_split for logical_binary_operator): Disable for NEON registers. (anddi3): Add new define_expand, and rename the insn. Disable this insn for NEON, where anddi3_neon now applies. (*anddi_notdi_di): Disable for TARGET_NEON, where bicdi3_neon applies. (iordi3): As for anddi3. (xordi3): Likewise. * config/arm/neon.ml (Vand): Split DImode variants and mark them as No_op to disable testing for exact instruction match. (Vorr): Likewise. (Veor): Likewise. (Vbic): Likewise. (Vorn): Likewise. * config/arm/arm_neon.h: Regenerated. * doc/arm-neon-intrinsics.texi: Regenerated. 2010-07-02 Eric Botcazou * expr.h (emit_stack_probe): Declare. * explow.c (emit_stack_probe): Make global. (anti_adjust_stack_and_probe): Fix comments. * config/sparc/linux.h (STACK_CHECK_STATIC_BUILTIN): Define to 1. * config/sparc/linux64.h (STACK_CHECK_STATIC_BUILTIN): Likewise. * config/sparc/sol2.h (STACK_CHECK_STATIC_BUILTIN): Likewise. * config/sparc/sparc.c: Include except.h. (sparc_emit_probe_stack_range): New function. (output_probe_stack_range): Likewise. (sparc_expand_prologue): Invoke sparc_emit_probe_stack_range if static built-in stack checking is enabled. * config/sparc/sparc-protos.h (output_probe_stack_range): Declare. * config/sparc/sparc.md (UNSPECV_PROBE_STACK_RANGE): New constant. (probe_stack_range): New insn. 2010-07-02 Richard Guenther PR target/43958 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Use pointer arithmetic for argument alignment. 2010-07-02 Jan Hubicka * ipa-split.c (verify_non_ssa_vars): Break out from ...; perform DFS walk backwards from entry_bb to check only those basic block of header that might lead to execution of split part. (consider_split) ... here. (find_return_bb): Allow assignment in return BB. (find_retval): New. (split_function): Fix name of cloned function; take care of updating return value in return_bb containing move. 2010-07-02 Andreas Schwab PR target/44771 * config/m68k/m68k.c (m68k_expand_prologue): Remove set but not used variable insn. 2010-07-02 Eric Botcazou * implicit-zee.c (combine_reaching_defs): Fix long lines. (is_set_with_extension_DI): Delete. (struct zero_extend_info): New structure. (add_removable_zero_extend): New function. (find_removable_zero_extends): Use note_stores to find SETs. (find_and_remove_ze): Fix long line, remove superfluous parentheses. 2010-07-02 Changpeng Fang * tree-ssa-loop-prefetch.c (compute_miss_rate): Rename to is_miss_rate_acceptable. Pull total_positions computation out of the loops. Early return if miss_positions exceeds the acceptable threshold. * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Call is_miss_rate_acceptable after renaming of compute_miss_rate. 2010-07-02 Changpeng Fang PR middle-end/44576 * tree-ssa-loop-prefetch.c (compute_miss_rate): Return 1000 (out of 1000) for miss rate if the address diference is greater than or equal to the cache line size (the two reference will never hit the same cache line). 2010-07-02 Bernd Schmidt PR target/42835 * config/arm/arm-modes.def (CC_NOTB): New mode. * config/arm/arm.c (get_arm_condition_code): Handle it. * config/arm/thumb2.md (thumb2_compare_scc): Delete pattern. * config/arm/arm.md (subsi3_compare0_c): New pattern. (compare_scc): Now a define_and_split. Add a number of extra splitters before it. PR target/42172 * config/arm/arm.c (thumb1_rtx_costs): Improve support for SIGN_EXTEND and ZERO_EXTEND. (arm_rtx_costs_1): Likewise. (arm_size_rtx_costs): Use arm_rtx_costs_1 for these codes. * config/arm/arm.md (is_arch6): New attribute. (zero_extendhisi2, zero_extendqisi2, extendhisi2, extendqisi2): Tighten the code somewhat, avoiding invalid RTL to occur in the expander patterns. (thumb1_zero_extendhisi2): Merge with thumb1_zero_extendhisi2_v6. (thumb1_zero_extendhisi2_v6): Delete. (thumb1_extendhisi2): Merge with thumb1_extendhisi2_v6. (thumb1_extendhisi2_v6): Delete. (thumb1_extendqisi2): Merge with thumb1_extendhisi2_v6. (thumb1_extendqisi2_v6): Delete. (zero_extendhisi2 for register input splitter): New. (zero_extendqisi2 for register input splitter): New. (thumb1_extendhisi2 for register input splitter): New. (extendhisi2 for register input splitter): New. (extendqisi2 for register input splitter): New. (TARGET_THUMB1 extendqisi2 for memory input splitter): New. (arm_zero_extendhisi2): Allow nonimmediate_operand for operand 1, and add support for a register alternative requiring a split. (thumb1_zero_extendqisi2): Likewise. (arm_zero_extendqisi2): Likewise. (arm_extendhisi2): Likewise. (arm_extendqisi2): Likewise. 2010-07-02 Sandra Loosemore * config/arm/arm.c (neon_vdup_constant): Expand into canonical RTL instead of an unspec. (neon_expand_vector_init): Likewise. * config/arm/neon.md (UNSPEC_VCOMBINE): Delete. (UNSPEC_VDUP_LANE): Delete. (UNSPEC VDUP_N): Delete. (UNSPEC_VGET_HIGH): Delete. (UNSPEC_VGET_LANE): Delete. (UNSPEC_VGET_LOW): Delete. (UNSPEC_VMVN): Delete. (UNSPEC_VSET_LANE): Delete. (V_double_vector_mode): New. (vec_set_internal): Make code emitted match that for the corresponding intrinsics. (vec_setv2di_internal): Likewise. (neon_vget_lanedi): Rewrite to expand into emit_move_insn. (neon_vget_lanev2di): Rewrite to expand into vec_extractv2di. (neon_vset_lane): Combine double and quad patterns and expand into vec_set_internal instead of UNSPEC_VSET_LANE. (neon_vset_lanedi): Rewrite to expand into emit_move_insn. (neon_vdup_n): Rewrite RTL without unspec. (neon_vdup_ndi): Rewrite as define_expand and use emit_move_insn. (neon_vdup_nv2di): Rewrite RTL without unspec and merge with with neon_vdup_lanev2di, adjusting the pattern from the latter to be predicable for consistency. (neon_vdup_lane_internal): New. (neon_vdup_lane): Turn into a define_expand and rewrite to avoid using an unspec. (neon_vdup_lanedi): Rewrite RTL pattern to avoid unspec. (neon_vdup_lanev2di): Turn into a define_expand. (neon_vcombine): Rewrite pattern to eliminate UNPSEC_VCOMBINE. (neon_vget_high): Replace with.... (neon_vget_highv16qi): New pattern using canonical RTL. (neon_vget_highv8hi): Likewise. (neon_vget_highv4si): Likewise. (neon_vget_highv4sf): Likewise. (neon_vget_highv2di): Likewise. (neon_vget_low): Replace with.... (neon_vget_lowv16qi): New pattern using canonical RTL. (neon_vget_lowv8hi): Likewise. (neon_vget_lowv4si): Likewise. (neon_vget_lowv4sf): Likewise. (neon_vget_lowv2di): Likewise. * config/arm/neon.ml (Vget_lane): Add No_op attribute to suppress test for this emitting vmov. (Vset_lane): Likewise. (Vdup_n): Likewise. (Vmov_n): Likewise. * doc/arm-neon-intrinsics.texi: Regenerated. 2010-07-02 Sandra Loosemore * config/arm/neon.md (vec_extractv2di): Correct error in register numbering to reconcile with neon_vget_lanev2di. 2010-07-02 Richard Guenther * tree-ssa-structalias.c (pt_solution_set_var): New function. * tree-ssa-alias.h (pt_solution_set_var): Declare. * tree-ssa-loop-ivopts.c (copy_ref_info): Also copy or create points-to information. 2010-07-02 Christian Borntraeger * config/s390/s390.c (override_options): Adopt prefetching at -O3 to handle flag_prefetch_loop_arrays as a tristate. 2010-07-02 Jan Hubicka * df-problems.c (df_kill_notes): Do not collect dead notes. (df_set_note): Just call add_reg_note. (df_set_unused_notes_for_mw, df_set_dead_notes_for_mw, df_create_unused_note): Do not deal with lists of old notes. (df_note_bb_compute): Likewise. 2010-07-02 Richard Guenther * tree-ssa-structalias.c (find_func_aliases): Handle pointer alignment via BIT_AND_EXPR. * tree-vrp.c (extract_range_from_binary_expr): Likewise. 2010-07-02 Richard Guenther * tree-data-ref.c (initialize_data_dependence_relation): Handle mismatching number of dimensions properly. 2010-07-02 Ulrich Weigand PR target/44707 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Recognize (lo_sum (high ...) ...) patterns generated by earlier passes. 2010-07-02 Rainer Orth * doc/install.texi (Prerequisites): Document Perl requirement on Solaris 2. (Specific, *-*-solaris2*): Document GNU c++filt requirement. 2010-07-02 Richard Guenther PR middle-end/44777 * tree-cfg.c (gimple_block_ends_with_call_p): Handle empty BBs. 2010-07-02 Jan Hubicka PR middle-end/44706 * predict.c (predict_paths_for_bb): Handle case when control dependence BB has only abnormal edges. 2010-07-02 Richard Guenther PR tree-optimization/44748 * tree-ssa-ccp.c (fold_const_aggregate_ref): Properly handle the embedded conversion in MEM_REFs. 2010-07-01 López-Ibáñez * reload.c: Include toplev.h. * recog.c: Likewise. * Makefile.in: Adjust dependencies. 2010-07-01 Jakub Jelinek PR debug/44694 * dwarf2out.c (reg_loc_descriptor): For eliminated arg_pointer_rtx or frame_pointer_rtx use DW_OP_fbreg offset DW_OP_stack_value. 2010-07-01 Richard Guenther * emit-rtl.c (set_mem_attributes_minus_bitpos): Use unsigned types for offsets. 2010-07-01 Joern Rennecke PR target/44732 * config/ia64/ia64.c (ia64_register_move_cost): Remove stray '{'. Fix argument types. 2010-07-01 Bernd Schmidt PR target/44727 * config/i386/i386.md (peephole2 for arithmetic ops with memory): Make sure operand 0 dies. 2010-07-01 Richard Guenther PR middle-end/42834 PR middle-end/44468 * doc/gimple.texi (is_gimple_mem_ref_addr): Document. * doc/generic.texi (References to storage): Document MEM_REF. * tree-pretty-print.c (dump_generic_node): Handle MEM_REF. (print_call_name): Likewise. * tree.c (recompute_tree_invariant_for_addr_expr): Handle MEM_REF. (build_simple_mem_ref_loc): New function. (mem_ref_offset): Likewise. * tree.h (build_simple_mem_ref_loc): Declare. (build_simple_mem_ref): Define. (mem_ref_offset): Declare. * fold-const.c: Include tree-flow.h. (operand_equal_p): Handle MEM_REF. (build_fold_addr_expr_with_type_loc): Likewise. (fold_comparison): Likewise. (fold_unary_loc): Fold VIEW_CONVERT_EXPR > to MEM_REF . (fold_binary_loc): Fold MEM[&MEM[p, CST1], CST2] to MEM[p, CST1 + CST2], fold MEM[&a.b, CST2] to MEM[&a, offsetof (a, b) + CST2]. * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle MEM_REF. (ptr_deref_may_alias_ref_p_1): Likewise. (ao_ref_base_alias_set): Properly differentiate base object for offset and TBAA. (ao_ref_init_from_ptr_and_size): Use MEM_REF. (indirect_ref_may_alias_decl_p): Handle MEM_REFs properly. (indirect_refs_may_alias_p): Likewise. (refs_may_alias_p_1): Likewise. Remove pointer SSA name def chasing code. (ref_maybe_used_by_call_p_1): Handle MEM_REF. (call_may_clobber_ref_p_1): Likewise. * dwarf2out.c (loc_list_from_tree): Handle MEM_REF. * expr.c (expand_assignment): Handle MEM_REF. (store_expr): Handle MEM_REFs from STRING_CSTs. (store_field): If expanding a MEM_REF of a non-addressable decl use bitfield operations. (get_inner_reference): Handle MEM_REF. (expand_expr_addr_expr_1): Likewise. (expand_expr_real_1): Likewise. * tree-eh.c (tree_could_trap_p): Handle MEM_REF. * alias.c (ao_ref_from_mem): Handle MEM_REF. (get_alias_set): Likewise. Properly handle VIEW_CONVERT_EXPRs. * tree-data-ref.c (dr_analyze_innermost): Handle MEM_REF. (dr_analyze_indices): Likewise. (dr_analyze_alias): Likewise. (object_address_invariant_in_loop_p): Likewise. * gimplify.c (mark_addressable): Handle MEM_REF. (gimplify_cond_expr): Build MEM_REFs. (gimplify_modify_expr_to_memcpy): Likewise. (gimplify_init_ctor_preeval_1): Handle MEM_REF. (gimple_fold_indirect_ref): Adjust. (gimplify_expr): Handle MEM_REF. Gimplify INDIRECT_REF to MEM_REF. * tree.def (MEM_REF): New tree code. * tree-dfa.c: Include toplev.h. (get_ref_base_and_extent): Handle MEM_REF. (get_addr_base_and_unit_offset): New function. * emit-rtl.c (set_mem_attributes_minus_bitpos): Handle MEM_REF. * gimple-fold.c (may_propagate_address_into_dereference): Handle MEM_REF. (maybe_fold_offset_to_array_ref): Allow possibly out-of bounds accesses if the array has just one dimension. Remove always true parameter. Do not require type compatibility here. (maybe_fold_offset_to_component_ref): Remove. (maybe_fold_stmt_indirect): Remove. (maybe_fold_reference): Remove INDIRECT_REF handling. Fold back to non-MEM_REF. (maybe_fold_offset_to_address): Simplify. Deal with type mismatches here. (maybe_fold_reference): Likewise. (maybe_fold_stmt_addition): Likewise. Also handle &ARRAY + I in addition to &ARRAY[0] + I. (fold_gimple_assign): Handle ADDR_EXPR of MEM_REFs. (gimple_get_relevant_ref_binfo): Handle MEM_REF. * cfgexpand.c (expand_debug_expr): Handle MEM_REF. * tree-ssa.c (useless_type_conversion_p): Make most pointer conversions useless. (warn_uninitialized_var): Handle MEM_REF. (maybe_rewrite_mem_ref_base): New function. (execute_update_addresses_taken): Implement re-writing of MEM_REFs to SSA form. * tree-inline.c (remap_gimple_op_r): Handle MEM_REF, remove INDIRECT_REF handling. (copy_tree_body_r): Handle MEM_REF. * gimple.c (is_gimple_addressable): Adjust. (is_gimple_address): Likewise. (is_gimple_invariant_address): ADDR_EXPRs of MEM_REFs with invariant base are invariant. (is_gimple_min_lval): Adjust. (is_gimple_mem_ref_addr): New function. (get_base_address): Handle MEM_REF. (count_ptr_derefs): Likewise. (get_base_loadstore): Likewise. * gimple.h (is_gimple_mem_ref_addr): Declare. (gimple_call_fndecl): Handle invariant MEM_REF addresses. * tree-cfg.c (verify_address): New function, split out from ... (verify_expr): ... here. Use for verifying ADDR_EXPRs and the address operand of MEM_REFs. Verify MEM_REFs. Reject INDIRECT_REFs. (verify_types_in_gimple_min_lval): Handle MEM_REF. Disallow INDIRECT_REF. Allow conversions. (verify_types_in_gimple_reference): Verify VIEW_CONVERT_EXPR of a register does not change its size. (verify_types_in_gimple_reference): Verify MEM_REF. (verify_gimple_assign_single): Disallow INDIRECT_REF. Handle MEM_REF. * tree-ssa-operands.c (opf_non_addressable, opf_not_non_addressable): New. (mark_address_taken): Handle MEM_REF. (get_indirect_ref_operands): Pass through opf_not_non_addressable. (get_asm_expr_operands): Pass opf_not_non_addressable. (get_expr_operands): Handle opf_[not_]non_addressable. Handle MEM_REF. Remove INDIRECT_REF handling. * tree-vrp.c (check_array_ref): Handle MEM_REF. (search_for_addr_array): Likewise. (check_array_bounds): Likewise. (vrp_stmt_computes_nonzero): Adjust for MEM_REF. * tree-ssa-loop-im.c (for_each_index): Handle MEM_REF. (ref_always_accessed_p): Likewise. (gen_lsm_tmp_name): Likewise. Handle ADDR_EXPR. * tree-complex.c (extract_component): Do not handle INDIRECT_REF. Handle MEM_REF. * cgraphbuild.c (mark_load): Properly check for NULL result from get_base_address. (mark_store): Likewise. * tree-ssa-loop-niter.c (array_at_struct_end_p): Handle MEM_REF. * tree-loop-distribution.c (generate_builtin): Exchange INDIRECT_REF handling for MEM_REF. * tree-scalar-evolution.c (follow_ssa_edge_expr): Handle &MEM[ptr + CST] similar to POINTER_PLUS_EXPR. * builtins.c (stabilize_va_list_loc): Use the function ABI valist type if we couldn't canonicalize the argument type. Always dereference with the canonical va-list type. (maybe_emit_free_warning): Handle MEM_REF. (fold_builtin_memory_op): Simplify and handle MEM_REFs in folding memmove to memcpy. * builtins.c (fold_builtin_memory_op): Use ref-all types for all memcpy foldings. * omp-low.c (build_receiver_ref): Adjust for MEM_REF. (build_outer_var_ref): Likewise. (scan_omp_1_op): Likewise. (lower_rec_input_clauses): Likewise. (lower_lastprivate_clauses): Likewise. (lower_reduction_clauses): Likewise. (lower_copyprivate_clauses): Likewise. (expand_omp_atomic_pipeline): Likewise. (expand_omp_atomic_mutex): Likewise. (create_task_copyfn): Likewise. * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MEM_REF. Remove old union trick. Initialize constant offsets. (ao_ref_init_from_vn_reference): Likewise. Do not handle INDIRECT_REF. Init base_alias_set properly. (vn_reference_lookup_3): Replace INDIRECT_REF handling with MEM_REF. (vn_reference_fold_indirect): Adjust for MEM_REFs. (valueize_refs): Fold MEM_REFs. Re-evaluate constant offset for ARRAY_REFs. (may_insert): Remove. (visit_reference_op_load): Do not test may_insert. (run_scc_vn): Remove parameter, do not fiddle with may_insert. * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add a field to store the constant offset this op applies. (run_scc_vn): Adjust prototype. * cgraphunit.c (thunk_adjust): Adjust for MEM_REF. * tree-ssa-ccp.c (ccp_fold): Replace INDIRECT_REF folding with MEM_REF. Propagate &foo + CST as &MEM[&foo, CST]. Do not bother about volatile qualifiers on pointers. (fold_const_aggregate_ref): Handle MEM_REF, do not handle INDIRECT_REF. * tree-ssa-loop-ivopts.c * tree-ssa-loop-ivopts.c (determine_base_object): Adjust for MEM_REF. (strip_offset_1): Likewise. (find_interesting_uses_address): Replace INDIRECT_REF handling with MEM_REF handling. (get_computation_cost_at): Likewise. * ipa-pure-const.c (check_op): Handle MEM_REF. * tree-stdarg.c (check_all_va_list_escapes): Adjust for MEM_REF. * tree-ssa-sink.c (is_hidden_global_store): Handle MEM_REF and constants. * ipa-inline.c (likely_eliminated_by_inlining_p): Handle MEM_REF. * tree-parloops.c (take_address_of): Adjust for MEM_REF. (eliminate_local_variables_1): Likewise. (create_call_for_reduction_1): Likewise. (create_loads_for_reductions): Likewise. (create_loads_and_stores_for_name): Likewise. * matrix-reorg.c (may_flatten_matrices_1): Sanitize. (ssa_accessed_in_tree): Handle MEM_REF. (ssa_accessed_in_assign_rhs): Likewise. (update_type_size): Likewise. (analyze_accesses_for_call_stmt): Likewise. (analyze_accesses_for_assign_stmt): Likewise. (transform_access_sites): Likewise. (transform_allocation_sites): Likewise. * tree-affine.c (tree_to_aff_combination): Handle MEM_REF. * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Do not handle INDIRECT_REF. * tree-ssa-phiopt.c (add_or_mark_expr): Handle MEM_REF. (cond_store_replacement): Likewise. * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle MEM_REF, no not handle INDIRECT_REFs. (insert_into_preds_of_block): Properly initialize avail. (phi_translate_1): Fold MEM_REFs. Re-evaluate constant offset for ARRAY_REFs. Properly handle reference lookups that require a bit re-interpretation. (can_PRE_operation): Do not handle INDIRECT_REF. Handle MEM_REF. * tree-sra.c (build_access_from_expr_1): Handle MEM_REF. (build_ref_for_offset_1): Remove. (build_ref_for_offset): Build MEM_REFs. (gate_intra_sra): Disable for now. (sra_ipa_modify_expr): Handle MEM_REF. (ipa_early_sra_gate): Disable for now. * tree-sra.c (create_access): Swap INDIRECT_REF handling for MEM_REF handling. (disqualify_base_of_expr): Likewise. (ptr_parm_has_direct_uses): Swap INDIRECT_REF handling for MEM_REF handling. (sra_ipa_modify_expr): Remove INDIRECT_REF handling. Use mem_ref_offset. Remove bogus folding. (build_access_from_expr_1): Properly handle MEM_REF for non IPA-SRA. (make_fancy_name_1): Add support for MEM_REF. * tree-predcom.c (ref_at_iteration): Handle MEM_REFs. * tree-mudflap.c (mf_xform_derefs_1): Adjust for MEM_REF. * ipa-prop.c (compute_complex_assign_jump_func): Handle MEM_REF. (compute_complex_ancestor_jump_func): Likewise. (ipa_analyze_virtual_call_uses): Likewise. * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Replace INDIRECT_REF folding with more generalized MEM_REF folding. (tree_ssa_forward_propagate_single_use_vars): Adjust accordingly. (forward_propagate_addr_into_variable_array_index): Also handle &ARRAY + I in addition to &ARRAY[0] + I. * tree-ssa-dce.c (ref_may_be_aliased): Handle MEM_REF. * tree-ssa-ter.c (find_replaceable_in_bb): Avoid TER if that creates assignments with overlap. * tree-nested.c (get_static_chain): Adjust for MEM_REF. (get_frame_field): Likewise. (get_nonlocal_debug_decl): Likewise. (convert_nonlocal_reference_op): Likewise. (struct nesting_info): Add mem_refs pointer-set. (create_nesting_tree): Allocate it. (convert_local_reference_op): Insert to be folded mem-refs. (fold_mem_refs): New function. (finalize_nesting_tree_1): Perform defered folding of mem-refs (free_nesting_tree): Free the pointer-set. * tree-vect-stmts.c (vectorizable_store): Adjust for MEM_REF. (vectorizable_load): Likewise. * tree-ssa-phiprop.c (phiprop_insert_phi): Adjust for MEM_REF. (propagate_with_phi): Likewise. * tree-object-size.c (addr_object_size): Handle MEM_REFs instead of INDIRECT_REFs. (compute_object_offset): Handle MEM_REF. (plus_stmt_object_size): Handle MEM_REF. (collect_object_sizes_for): Dispatch to plus_stmt_object_size for &MEM_REF. * tree-flow.h (get_addr_base_and_unit_offset): Declare. (symbol_marked_for_renaming): Likewise. * Makefile.in (tree-dfa.o): Add $(TOPLEV_H). (fold-const.o): Add $(TREE_FLOW_H). * tree-ssa-structalias.c (get_constraint_for_1): Handle MEM_REF. (find_func_clobbers): Likewise. * ipa-struct-reorg.c (decompose_indirect_ref_acc): Handle MEM_REF. (decompose_access): Likewise. (replace_field_acc): Likewise. (replace_field_access_stmt): Likewise. (insert_new_var_in_stmt): Likewise. (get_stmt_accesses): Likewise. (reorg_structs_drive): Disable. * config/i386/i386.c (ix86_va_start): Adjust for MEM_REF. (ix86_canonical_va_list_type): Likewise. 2010-06-30 Joern Rennecke PR other/44566 * coretypes.h [!USED_FOR_TARGET] (reg_class_t): Define. * target.def (struct gcc_target): Replace enum reg_class with reg_class_t in hook argument / return types. * doc/tm.texi.in (TARGET_SECONDARY_RELOAD): Likewise. (TARGET_IRA_COVER_CLASSES, TARGET_MEMORY_MOVE_COST): Likewise. (TARGET_BRANCH_TARGET_REGISTER_CLASS): Likewise. * targhooks.h (default_branch_target_register_class): Likewise. (default_ira_cover_classes, default_secondary_reload): Likewise. (default_memory_move_cost, default_register_move_cost): Likewise. * targhooks.c (default_branch_target_register_class): Likewise. (default_ira_cover_classes, default_secondary_reload): Likewise. (default_memory_move_cost, default_register_move_cost): Likewise. * reload.c (push_secondary_reload, secondary_reload_class): Likewise. * bt-load.c (branch_target_load_optimize): Likewise. * ira.c (setup_cover_and_important_classes): Likewise. * ira-costs.c (copy_cost): Likewise. * reload1.c (emit_input_reload_insns): Likewise. * config/alpha/alpha.c (alpha_secondary_reload): Likewise. * config/frv/frv.c (frv_secondary_reload): Likewise. * config/s390/s390.c (s390_secondary_reload): Likewise. * config/i386/i386.c (i386_ira_cover_classes): Likewise. (ix86_secondary_reload, ix86_memory_move_cost): Likewise. (ix86_register_move_cost): Likewise. * config/sh/sh-protos.h (sh_secondary_reload): Likewise. * config/sh/sh.c (sh_target_reg_class, sh_secondary_reload): Likewise. * config/xtensa/xtensa.c (xtensa_secondary_reload): Likewise. * config/xtensa/xtensa-protos.h (xtensa_secondary_reload): Likewise. * config/rs6000/rs6000.c (rs6000_secondary_reload): Likewise. (rs6000_ira_cover_classes): Likewise. * config/picochip/picochip.c (picochip_secondary_reload): Likewise. * config/picochip/picochip-protos.h (picochip_secondary_reload): Likewise. * config/pa/pa.c (pa_secondary_reload): Likewise. * config/mips/mips.c (mips_ira_cover_classes): Likewise. * config/bfin/bfin.c (bfin_secondary_reload): Likewise. * config/ia64/ia64.c (ia64_register_move_cost): Likewise. * doc/tm.texi: Regenerate. 2010-06-30 Sebastian Pop PR bootstrrap/44726 * graphite-sese-to-poly.c (build_poly_dr): Avoid uninitialized use. (build_alias_set_optimal_p): Likewise. (build_base_obj_set_for_drs): Likewise. 2010-06-30 Joern Rennecke * target.def: Remove comment about licensing problems of function declarations. * target.def (declare_constant_name): Change exp to expr. Use DEFHOOK. * doc/tm.texi.in (TARGET_ASM_DECLARE_CONSTANT_NAME): Use @hook. * doc/tm.texi: Regenerate. * target.def (builtin_reciprocal): Change tm_fn to md_fn. Use DEFHOOK. * doc/tm.texi.in (TARGET_BUILTIN_RECIPROCAL): Use @hook. * target.def (enum_va_list_p): Use DEFHOOK. * doc/tm.texi.in (TARGET_ENUM_VA_LIST_P): Use @hook. Rename ptype to ptree. * doc/tm.texi: Regenerate. * target.def (fold_builtin): Rename nargs to n_args. Use DEFHOOK. * doc/tm.texi.in (TARGET_FOLD_BUILTIN): Use @hook. * doc/tm.texi: Regenerate. * target.def (memory_move_cost): Use DEFHOOK. * doc/tm.texi.in (TARGET_MEMORY_MOVE_COST): Use @hook. Rename regclass AKA class to rclass. * doc/tm.texi: Regenerate. * target.def (pragma_parse): Use DEFHOOK. * doc/tm.texi.in (TARGET_OPTION_PRAGMA_PARSE): Use @hook. s/TARGET_VALID_OPTION_ATTRIBUTE_P/TARGET_OPTION_VALID_ATRIBUTE_P/ . * doc/tm.texi: Regenerate. * target.def (pass_by_reference): Use DEFHOOK. * doc/tm.texi.in (TARGET_PASS_BY_REFERENCE): Use @hook. * doc/tm.texi: Regenerate. * target.def (resolve_overloaded_builtin): Rename params to arglist. Use DEFHOOK. * doc/tm.texi.in (TARGET_RESOLVE_OVERLOADED_BUILTIN): Use @hook. * doc/tm.texi: Regenerate. * target.def (return_pops_args): Use DEFHOOK. * doc/tm.texi.in (TARGET_RETURN_POPS_ARGS): Use @hook. Rename stack-size to size. * doc/tm.texi: Regenerate. * target.def (dfa_new_cycle): Use DEFHOOK. Rename dump_file to dump, last-sched_cycle to last_clock, cur_cycle to clock. * doc/tm.texi.in: Use @hook. * doc/tm.texi: Regenerate. * target.def (print_operand, print_operand_address): Update comment. (print_operand_punct_valid_p): Likewise. 2010-06-30 Manuel López-Ibáñez * toplev.h (_fatal_insn_not_found, _fatal_insn): Move declarations to rtl.h. (error_for_asm, warning_for_asm): Move declarations to rtl-error.h. * rtl.h (_fatal_insn_not_found, _fatal_insn): Move declarations here. * rtl-error.h: New. * regrename.c: Do not include toplev.h. Include rtl-error.h. * rtl-error.c: Likewise. * reload.c: Likewise. * recog.c: Likewise. * sel-sched.c: Likewise. * function.c: Likewise. * reg-stack.c: Likewise. * cfgrtl.c: Likewise. * reload1.c: Likewise. * final.c: Include rtl-error. * Makefile.in: Adjust dependencies. 2010-06-30 Jan Hubicka PR middle-end/PR44706 * ipa-split (split_function): Refine conditions when to use DECL_RESULT to return the value. 2010-06-30 Michael Matz PR bootstrap/44699 * tree-vrp.c (vrp_finalize): Deal with changing num_ssa_names. * gimple-fold.c (gimplify_and_update_call_from_tree): If LHS is a gimple reg, attach the original VDEF to the last store in the sequence. 2010-06-30 Iain Sandoe PR other/44034 * config/darwin.c (darwin_override_options): Use renamed targetm.asm_out.emit_unwind_label. 2010-06-30 Bernd Schmidt PR tree-optimization/39799 * tree-inline.c (remap_ssa_name): Initialize variable only if SSA_NAME_OCCURS_IN_ABNORMAL_PHI. 2010-06-30 Nathan Froyd * c-parser.c (c_parser_omp_for_loop): Use a VEC for for_block. 2010-06-30 Richard Guenther PR target/44722 * config/i386/i386.md (peephole2 for fix:SSEMODEI24): Guard against oscillation with reverse peephole2. 2010-06-30 H.J. Lu PR target/44721 * config/i386/i386.md (peephole2 for arithmetic ops with memory): Fix last commit. 2010-06-30 Nick Clifton * config/rx/rx-modes.def: New file. * config/rx/rx.h (FIRST_PSEUDO_REGISTER): Increase to 17. (CC_REGNUM): Define. (FIXED_REGISTERS, CALL_USED_REGISTERS, REGISTER_NAMES): Add cc register. (CC_NO_CARRY, NOTICE_UPDATE_CC): Delete. (SELECT_CC_MODE): Define. * config/rx/rx.md (CC_REG): Define. Update all patterns to use (reg:CC CC_REG) instead of (cc0). (attr "cc"): Delete. (cbranchsi4): Do not split compare and branch here. Instead move it to... (cbranchsi4_): ... here. New patterns. (cmpsi): Call rx-compare_redundant to find out if it is necessary to emit the compare instruction. * config/rx/rx.c (rx_gen-cond_branch_template): Remove tests of cc_status flags. (rx_get_stack_layout): Iterate up to before CC_REGNUM not FIRST_PSEUDO_REGNUM. (rx_expand_prologue, rx_expand_epilogue): Likewise. (rx_notice_update_cc): Delete. (rx_cc_modes_compatible): New function. (flags_needed_for_conditional): New function. (flags_from_mode): New function. (rx_compare_redundant): New function - scans backwards through insn list to find out if condition flags are already set correctly. (TARGET_CC_MODES_COMPATIBLE): Define. * config/rx/rx-protos.h (rx_compare_redundant): Prototype. * config/rx/rx.h (BRANCH_COST): Define. (REGISTER_MOVE_COST): Define. * config/rx/predicates (rx_source_operand): Allow all constant types. * config/rx/rx.md (addsi3): Add alternative for swapped operands. (tstsi4): New pattern. * config/rx/rx.c (rx_memory_move_cost): Define. (TARGET_MEMORY_MOVE_COST): Define. 2010-06-30 Manuel López-Ibáñez * tree.h (block_may_fallthru): Declare here. * tree-flow.h (block_may_fallthru): Do not declare here. * c-typeck.c: Do not include tree-flow.h. Include gimple.h and bitmap.h * Makefile.in (c-typeck.o): Update dependencies. 2010-06-30 Jakub Jelinek PR debug/44694 * cselib.h (cselib_preserve_cfa_base_value): Add regno argument. * cselib.c (cfa_base_preserved_regno): New static variable. (cselib_reset_table): Don't reset cfa_base_preserved_regno instead of REGNO (cfa_base_preserved_val->locs->loc). (cselib_preserve_cfa_base_value): Add regno argument, set cfa_base_preserved_regno to it. (cselib_invalidate_regno): Allow removal of registers other than cfa_base_preserved_regno from cfa_base_preserved_val. (cselib_finish): Set cfa_base_preserved_regno to INVALID_REGNUM. * var-tracking.c (adjust_mems): Replace sp or hfp even outside of MEM addresses, if not on LHS. (reverse_op): Don't add reverse ops for cfa_base_rtx. (vt_init_cfa_base): Adjust cselib_preserve_cfa_base_value caller. 2010-06-30 Bernd Schmidt * recog.c (peep2_do_rebuild_jump_labels, peep2_do_cleanup_cfg): New static variables. (peep2_buf_position): New static function. (peep2_regno_dead_p, peep2_reg_dead_p, peep2_find_free_register, peephole2_optimize): Use it. (peep2_attempt, peep2_update_life): New static functions, broken out of peephole2_optimize. (peep2_fill_buffer): New static function. (peephole2_optimize): Change the main loop to try to fill the buffer with the maximum number of insns before matching them against peepholes. Use a forward scan. Remove special case for targets with conditional execution. * genrecog.c (change_state): Delete dead code. * config/i386/i386.md (peephole2 for arithmetic ops with memory): Rewrite so as not to expect the second insn to have had a peephole applied yet. 2010-06-29 Nathan Froyd * genhooks.c (emit_findices): Cast field precision to int. (emit_documentation): Likewise. 2010-06-29 Jakub Jelinek PR tree-optimization/43801 * cgraph.c (cgraph_create_virtual_clone): Clear DECL_SECTION_NAME if old_decl was DECL_ONE_ONLY. PR debug/44668 * dwarf2out.c (add_accessibility_attribute): New function. (gen_subprogram_die, gen_variable_die, gen_field_die): Use it instead of adding DW_AT_accessibility manually. (gen_enumeration_type_die, gen_struct_or_union_type_die, gen_typedef_die): Use it. 2010-06-29 Douglas B Rupp * vmsdbgout.c (full_name): Just output the file name if not native. 2010-06-29 Douglas B Rupp * vmsdbgout.c (func_table): Replace with VEC func{nam,num}_tables. (funcnam_table): New static table. (funcnum_table): New static table. (write_rtnbeg): Write value saved in funcnum_table. (write_rtnend): Write value saved in funcnum_table. (vmsdbgout_begin_function): Save current function info in (vmsdbgout_init): Initialize func{nam,num}_tables. Minor reformatting. (vmsdbgout_finish): Iterate over funcnum_table. 2010-06-29 Douglas B Rupp * vmsdbgout.c (vmsdbgout_begin_epilogue): Declare (vmsdbgout_type_decl): Declare (vmsdbg_debug_hooks): Add entry for type_decl and begin_epilogue. (FUNC_EPILOGUE_LABEL): New macro (vmsdbgout_begin_epilogue): New function. (vmsdbgout_type_decl): New function. 2010-06-29 Douglas B Rupp * vmsdbg.h: Update copyright. 2010-06-29 Douglas B Rupp * vmsdbg.h (DST_K_TBG): New DST constant. * vmsdbgout.c (addr_const_to_string): Removed, not referenced. (write_modbeg): Cast module_language to avoid warning. (write_rtnbeg): Use DST_K_TBG vice magic mystery number. 2010-06-29 Joern Rennecke PR other/44034 * target.def, doc/tm.texi.in, genhooks.c: New files. * target.h: Instead of defining individual hook members, define DEFHOOKPOD / DEFHOOK / DEFHOOK_UNDOC / HOOKSTRUCT and include target.def. * target-def.h: Instead of defining individual hook initializers, include target-hooks-def.h. * df-scan.c, haifa-sched.c, sel-sched.c: Rename targetm members: targetm.live_on_entry -> targetm.extra_live_on_entry targetm.sched.md_finish ->targetm.sched.finish targetm.sched.md_init -> targetm.sched.init targetm.sched.md_init_global -> targetm.sched.init_global targetm.asm_out.unwind_label -> targetm.asm_out.emit_unwind_label targetm.asm_out.except_table_label -> targetm.asm_out.emit_except_table_label targetm.asm_out.visibility -> targetm.asm_out.assemble_visibility targetm.target_help -> targetm.help targetm.vectorize.builtin_support_vector_misalignment -> targetm.vectorize.support_vector_misalignment targetm.file_start_app_off -> targetm.asm_file_start_app_off targetm.file_start_file_directive -> targetm.asm_file_start_file_directive * dwarf2out.c, opts.c, tree-vect-data-refs.c, except.c: Likewise. * varasm.c, config/alpha/alpha.c, config/cris/cris.c: Likewise. * gcc/config/spu/spu.c, config/ia64/ia64.c: Rename target macros: TARGET_VECTOR_ALIGNMENT_REACHABLE -> TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE TARGET_SUPPORT_VECTOR_MISALIGNMENT -> TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT TARGET_UNWIND_EMIT -> TARGET_ASM_UNWIND_EMIT * config/rs6000/rs6000.c, config/arm/arm.c: Likewise. * Makefile.in (TARGET_H): Depend on target.def. (TARGET_DEF_H): Depend on target-hooks-def.h. (target-hooks-def.h, tm.texi, s-target-hooks-def-h): New rules. (s-tm-texi, build/genhooks.o, build/genhooks): Likewise. * doc/tm.texi: Regenerate. * Makefile.in (s-tm-texi): Remove stray tab / rule. * config/m68k/m68k.c (targetm.sched.init_global): Update comment. (targetm.sched.init): Likewise. 2010-06-29 Nathan Froyd PR bootstrap/44713 * config/i386/i386.c (type_natural_mode): Const-ify CUM parameter. (function_arg_advance_32): Const-ify TYPE parameter. (function_arg_advance_64): Likewise. Change type of NAMED to bool. (ix86_function_arg_advance): Change type of NAMED to bool. (function_arg_32): Const-ify CUM and TYPE parameters. (function_arg_64): Likewise. Change type of NAMED to bool. (function_arg_ms_64): Const-ify CUM parameter. Change type of NAMED to bool. (ix86_function_arg): Change type of NAMED to bool. (ix86_setup_incoming_varargs): Call ix86_function_arg_advance. Pass last argument as a bool. 2010-06-29 Joern Rennecke * doc/tm.texi (TARGET_OPTION_OVERRIDE): Document. (OVERRIDE_OPTIONS): Add note of obsolescence. Replace references with references to TARGET_OPTION_OVERRIDE. (Except for C_COMMON_OVERRIDE_OPTIONS, which remains similar to the macro). * targhooks.c (default_target_option_override): New function. * targhooks.h (default_target_option_override): Declare. * target.h (struct gcc_target): Add override member to target_option member. * toplev.c (process_options): Replace OVERRIDE_OPTIONS use with targetm.target_option.override call. * target-def.h (TARGET_OPTION_OVERRIDE): Define. (TARGET_OPTION_HOOKS): Add TARGET_OPTION_OVERRIDE. 2010-06-29 Jan Hubicka * tree-inline.c: Replace incomming by incomin and clonning by cloning. 2010-06-29 Jan Hubicka * predict.c (propagate_freq): Clear EXIT_BLOCK_PTR frequency if it is unreachable. (rebuild_frequencies): New function. * predict.h (rebuild_frequencies): Declare. * tree-inline.c (copy_cfg_body): Compute properly count & frequency of entry block and edge reaching new_entry. (tree_function_versioning): When doing partial cloning, rebuild frequencies when done. * passes.c (execute_function_todo): Use rebild_frequencies. 2010-06-29 Richard Guenther * tree-dfa.c (dump_variable): Remove noalias_state dumping. * tree-flow.h (enum noalias_state): Remove. (struct var_ann_d): Remove noalias_state member. 2010-06-29 Bernd Schmidt PR target/43902 * config/arm/arm.md (maddsidi4, umaddsidi4): New expanders. (maddhisi4): Renamed from mulhisi3addsi. Operands renumbered. (maddhidi4): Likewise. Revert parts of the change for PR25130. * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare MEM_ALIAS_SET. 2010-06-29 Nathan Froyd * calls.c, dse.c, expr.c, function.c: Call targetm.calls.function_arg, targetm.calls.function_incoming_arg, and targetm.calls.function_arg_advance instead of FUNCTION_ARG, FUNCTION_INCOMING_ARG, and FUNCTION_ARG_ADVANCE, respectively. * target.h (struct gcc_target): Add function_arg_advance, function_arg, and function_incoming_arg fields. * target-def.h (TARGET_FUNCTION_ARG_ADVANCE, TARGET_FUNCTION_ARG): (TARGET_FUNCTION_INCOMING_ARG): Define. (TARGET_CALLS): Add TARGET_FUNCTION_ARG_ADVANCE, TARGET_FUNCTION_ARG, and TARGET_FUNCTION_INCOMING_ARG. * targhooks.h (default_function_arg_advance): Declare. (default_function_arg, default_function_incoming_arg): Declare. * targhooks.c (default_function_arg_advance): New function. (default_function_arg, default_function_incoming_arg): New function. * config/i386/i386.c (function_arg_advance): Rename to... (ix86_function_arg_advance): ...this. Make static. (function_arg): Rename to... (ix86_function_arg): ...this. Make static. (TARGET_FUNCTION_ARG_ADVANCE): Define. (TARGET_FUNCTION_ARG): Define. * config/i386/i386.h (FUNCTION_ARG_ADVANCE): Delete. (FUNCTION_ARG): Delete. * config/i386/i386-protos.h (function_arg_advance): Delete prototype. (function_arg): Delete prototype. 2010-06-29 Nathan Froyd * reginfo.c (init_reg_sets_1): Adjust comments. * combine-stack-adj.c (rest_of_handle_stack_adjustments): Likewise. * calls.c (prepare_call_address): Likewise. (emit_call_1): Use targetm.calls.return_pops_args. (expand_call): Likewise. * function.c (assign_parms): Likewise. * system.h (RETURN_POPS_ARGS): Add to #pragma poison list. * target.h (struct gcc_target) [struct calls]: Add return_pops_args field. * targhooks.h (default_return_pops_args): Declare. * targhooks.c (default_return_pops_args): Define. * target-def.h (TARGET_RETURN_POPS_ARGS): Define. (TARGET_CALLS): Add TARGET_RETURN_POPS_ARGS. * doc/tm.texi (RETURN_POPS_ARGS): Rename to... (TARGET_RETURN_POPS_ARGS): ...this. Use deftypefn. Adjust documentation. * config/alpha/alpha.h (RETURN_POPS_ARGS): Delete. * config/arc/arc.h (RETURN_POPS_ARGS): Likewise. * config/arm/arm.h (RETURN_POPS_ARGS): Likewise. * config/avr/avr.h (RETURN_POPS_ARGS): Likewise. * config/bfin/bfin.h (RETURN_POPS_ARGS): Likewise. * config/cris/cris.h (RETURN_POPS_ARGS): Likewise. * config/crx/crx.h (RETURN_POPS_ARGS): Likewise. * config/fr30/fr30.h (RETURN_POPS_ARGS): Likewise. * config/frv/frv.h (RETURN_POPS_ARGS): Likewise. * config/h8300/h8300.h (RETURN_POPS_ARGS): Likewise. * config/ia64/ia64.h (RETURN_POPS_ARGS): Likewise. * config/iq2000/iq2000.h (RETURN_POPS_ARGS): Likewise. * config/lm32/lm32.h (RETURN_POPS_ARGS): Likewise. * config/m32c/m32c.h (RETURN_POPS_ARGS): Likewise. * config/m32r/m32r.h (RETURN_POPS_ARGS): Likewise. * config/m68hc11/m68hc11.h (RETURN_POPS_ARGS): Likewise. * config/mcore/mcore.h (RETURN_POPS_ARGS): Likewise. * config/mep/mep.h (RETURN_POPS_ARGS): Likewise. * config/mips/mips.h (RETURN_POPS_ARGS): Likewise. * config/mmix/mmix.h (RETURN_POPS_ARGS): Likewise. * config/mn10300/mn10300.h (RETURN_POPS_ARGS): Likewise. * config/moxie/moxie.h (RETURN_POPS_ARGS): Likewise. * config/pa/pa.h (RETURN_POPS_ARGS): Likewise. * config/pdp11/pdp11.h (RETURN_POPS_ARGS): Likewise. * config/picochip/picochip.h (RETURN_POPS_ARGS): Likewise. * config/rs6000/rs6000.h (RETURN_POPS_ARGS): Likewise. * config/rx/rx.h (RETURN_POPS_ARGS): Likewise. * config/s390/s390.h (RETURN_POPS_ARGS): Likewise. * config/score/score.h (RETURN_POPS_ARGS): Likewise. * config/sh/sh.h (RETURN_POPS_ARGS): Likewise. * config/sparc/sparc.h (RETURN_POPS_ARGS): Likewise. * config/spu/spu.h (RETURN_POPS_ARGS): Likewise. * config/stormy16/stormy16.h (RETURN_POPS_ARGS): Likewise. * config/v850/v850.h (RETURN_POPS_ARGS): Likewise. * config/xtensa/xtensa.h (RETURN_POPS_ARGS): Likewise. * config/i386/i386-protos.h (ix86_return_pops_args): Delete. * config/i386/i386.h (RETURN_POPS_ARGS): Delete. * config/i386/i386.c (ix86_return_pops_args): Make static. Constify arguments. (TARGET_RETURN_POPS_ARGS): Define. * config/m68k/m68k.h (RETURN_POPS_ARGS): Move to... * config/m68k/m68k.c (m68k_return_pops_args): ...here. New function. (TARGET_RETURN_POPS_ARGS): Define. * config/vax/vax.h (RETURN_POPS_ARGS): Move to... * config/vax/vax.c (vax_return_pops_args): ...here. New function. (TARGET_RETURN_POPS_ARGS): Define. 2010-06-29 Richard Guenther PR middle-end/44667 * tree-inline.c (initialize_inlined_parameters): Make sure to remap the inlined parameter variable substitutions types. 2010-06-29 Eric Botcazou PR rtl-optimization/44659 * combine.c (make_compound_operation) : Do not return the result of force_to_mode if it partially re-expanded the compound. 2010-06-28 Jan Hubicka PR middle-end/44671 * ipa-split.c (test_nonssa_use, mark_nonssa_use): Check also uses of RESULT_DECL. 2010-06-28 Anatoly Sokolov * double-int.h (force_fit_type_double): Remove declaration. * double-int.c (force_fit_type_double): Move to tree.c. * tree.h (force_fit_type_double): Declare. * tree.h (force_fit_type_double): Moved from double-int.c. Use double_int type for 'cst' argument. Use double_int_fits_to_tree_p and double_int_to_tree instead of fit_double_type and build_int_cst_wide. * convert.c (convert_to_pointer): Adjust call to force_fit_type_double. * tree-vrp.c (extract_range_from_assert, extract_range_from_unary_expr): Adjust call to force_fit_type_double. * fold-const.c: Update comment. (int_const_binop, fold_convert_const_int_from_int, fold_convert_const_int_from_real, fold_convert_const_int_from_fixed, extract_muldiv_1, fold_div_compare, fold_sign_changed_comparison, fold_unary_loc, fold_negate_const, fold_abs_const, fold_not_const, round_up_loc): Adjust call to force_fit_type_double. 2010-06-28 Philipp Tomsich * config/rs6000/rs6000.h (PROCESSOR_TITAN): Declare. 2010-06-28 Martin Jambor * tree-sra.c (convert_callers): New parameter, change fndecls of recursive calls. (modify_function): Pass the old decl to convert_callers. 2010-06-28 Martin Jambor * ipa-cp.c (ipcp_init_cloned_node): Replace calls to ipa_check_create_node_params and ipa_initialize_node_params with checking asserts they are not necessary. 2010-06-28 Jan Hubicka PR tree-optimization/44687 * ipa-split.c (split_function): Use DECL_RESULT to store return value. 2010-06-28 Martin Jambor PR c++/44535 * gimple-fold.c (get_first_base_binfo_with_virtuals): New function. (gimple_get_relevant_ref_binfo): Use get_first_base_binfo_with_virtuals instead of BINFO_BASE_BINFO. 2010-06-28 Michael Matz PR middle-end/44592 * gimple-fold.c (gimplify_and_update_call_from_tree): Maintain proper VDEF chain for intermediate stores in the sequence. 2010-06-28 Jan Hubicka PR tree-optimization/44357 * ipa-inline.c (add_new_edges_to_heap): Do not add edges to uninlinable functions. 2010-06-28 Philipp Tomsich * config.gcc (powerpc*-*-*): Handle titan. * config/rs6000/rs6000.c (titan_cost): New costs. (rs6000_override_options): Add "titan" to processor_target_table. Add Titan to branch alignment logic. Correctly set rs6000_cost for titan. * config/rs6000/rs6000.md (cpu): Add titan. Include "titan.md". * config/rs6000/titan.md: New file. * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=titan. 2010-06-28 Nathan Froyd * tree-browser.c (TB_history_stack): Convert to a VEC. (TB_SET_HEAD): Adjust for new type of TB_history_stack. (TB_history_prev): Likewise. 2010-06-28 Nathan Froyd * vec.h (vec_heap_free): Add parentheses around free. 2010-06-28 Steven Bosscher * system.h: Poison GCC_EXCEPT_H for front-end files. * langhooks.h (struct lang_hooks): Add eh_protect_cleanup_actions langhook. * langhooks-def.h (LANG_HOOKS_EH_PROTECT_CLEANUP_ACTIONS) New. Define to NULL by default. * except.h: Define GCC_EXCEPT_H. (doing_eh): Remove prototype. (init_eh, init_eh_for_function): Move prototypes to toplev.h. (lang_protect_cleanup_actions): Remove. * except.c (lang_protect_cleanup_actions): Remove. (doing_eh): Remove. (gen_eh_region): Don't check doing_eh here. * toplev.h (init_eh, init_eh_for_function_): Moved from except.h. * tree-eh.c (honor_protect_cleanup_actions): Use new langhook instead of lang_protect_cleanup_actions. * omp-low.c (maybe_catch_exception): Likewise. * Makefile.in: Update dependencies. 2010-06-28 Bingfeng Mei * cgraph.h (struct varpool_node): new used_from_object_file flag. (struct cgraph_local_info): new used_from_object_file flag. * cgraph.c (dump_cgraph_node): dump used_from_object_file flag. (cgraph_clone_node): initialize used_from_object_file. (cgraph_create_virtual_clone): initialize used_from_object_file. * lto-symbtab.c (lto_symtab_merge_decls_1): Set used_from_object_file flags for symbols of LDPR_PREVAILING_DEF when compiling with -fwhole-program. (lto_symtab_resolve_symbols) Use LDPR_PREVAILING_DEF_IRONLY for internal resolver. * ipa.c (function_and_variable_visibility): Set externally_visible flag of varpool_node if used_from_object_file flag is set. (cgraph_externally_visible_p): check used_from_object_file flag. * doc/invoke.texi (-fwhole-program option): Change description of externally_visible attribute accordingly. * doc/extend.texi (externally_visible): Ditto. 2010-06-27 Jan Hubicka * params.def (max-inline-insns-auto): Default to 40. * doc/invoke.texi (max-inline-insns-auto): Document the change. 2010-06-27 Jan Hubicka PR middle-end/44671 PR middle-end/44686 * tree.c (build_function_decl_skip_args): Clear DECL_BUILT_IN on signature change. * ipa-split.c (split_function): Always clear DECL_BUILT_IN. * ipa-prop.c (ipa_modify_formal_parameters): Likewise. 2010-06-27 Anatoly Sokolov * target.h (struct gcc_target): Add register_move_cost field. * target-def.h (TARGET_REGISTER_MOVE_COST): New. (TARGET_INITIALIZER): Use TARGET_REGISTER_MOVE_COST. * targhooks.c (default_register_move_cost): New function. * targhooks.h (default_register_move_cost): Declare function. * defaults.h (REGISTER_MOVE_COST): Delete. * ira-int.h (ira_register_move_cost): Update comment. * ira.c (ira_register_move_cost): Update comment. * reload.h (register_move_cost): Declare. * reginfo.c (register_move_cost): New function. (move_cost): Update comment. (init_move_cost, memory_move_secondary_cost): Replace REGISTER_MOVE_COST with register_move_cost. * postreload.c (reload_cse_simplify_set): (Ditto.). * reload.c (find_valid_class, find_reloads): (Ditto.). * reload1.c (choose_reload_regs): (Ditto.). * doc/tm.texi (TARGET_REGISTER_MOVE_COST): New. (REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Update documentation. * doc/md.texi (can_create_pseudo_p): Update documentation. * config/i386/i386.h (MEMORY_MOVE_COST): Remove macro. * config/i386/i386-protos.h (int ix86_memory_move_cost): Remove. * config/i386/i386.h (ix86_memory_move_cost): Make static. (TARGET_MEMORY_MOVE_COST): Define. * config/ia64/ia64.h (MEMORY_MOVE_COST): Remove macro. * config/ia64/ia64-protos.h (int ia64_memory_move_cost): Remove. * config/ia64/ia64.h (ia64_memory_move_cost): Make static. (TARGET_MEMORY_MOVE_COST): Define. 2010-06-27 Richard Guenther PR tree-optimization/44683 * tree-ssa-dom.c (record_edge_info): Record equivalences for the false edge from the inverted condition. 2010-06-27 Richard Guenther PR middle-end/44684 * tree-ssa-alias.c (refs_may_alias_p_1): Allow SSA name refs. (stmt_may_clobber_ref_p_1): Do not bother to call the oracle for register LHS. Or non-store assignments. 2010-06-26 Eric Botcazou * config/sparc/sparc.c (sparc_emit_set_const32): Make static. (sparc_emit_set_const64): Likewise. Remove disabled code. * config/sparc/sparc-protos.h (sparc_emit_set_const32): Delete. (sparc_emit_set_const64): Likewise. 2010-06-26 Catherine Moore * config/mips/mips.md (alu_type): New attribute. (type): Infer type from alu_type. (*add3, *add3_mips16, *addsi3_extended, *baddu_si_eb, *baddu_si_el, *baddu_di, sub3, *subsi3_extended, negsi2, negdi2, *low, *low_mips16, *ior3, *ior3_mips16, xor3, *nor3, *zero_extend_trunc, *zero_extendhi_truncqi): Set alu_type instead of type. 2010-06-26 Douglas B Rupp * config/alpha/alpha.c (alpha_need_linkage): Adjust splay_tree_new_ggc call. (alpha_use_linkage): Likewise. 2010-06-26 Joseph Myers * collect2.c (main): Remove SWITCHES_NEED_SPACES conditional. * doc/tm.texi (SWITCHES_NEED_SPACES): Don't document. * gcc.c (SWITCHES_NEED_SPACES, switches_need_spaces): Remove. (static_specs): Remove switches_need_spaces. (process_command, do_self_spec): Hardcode handling "-o" instead of checking switches_need_spaces. * system.h (SWITCHES_NEED_SPACES): Poison. 2010-06-26 Richard Guenther PR tree-optimization/44393 * tree-loop-distribution.c (generate_loops_for_partition): Fix stmt removal and VOP renaming. (generate_memset_zero): Remove redundant stmt updating. * tree-flow.h (mark_virtual_ops_in_bb): Remove. * tree-cfg.c (mark_virtual_ops_in_bb): Likewise. 2010-06-26 Jan Hubicka * ipa-split.c (consider_split): PHI in entry block is OK as long as all edges comming from header are equivalent. (visit_bb): Handle PHIs correctly. * tree-inline.c (copy_phis_for_bb): Be able to copy PHI from entry edge. (copy_cfg_body): Produce edge from entry BB before copying PHIs. 2010-06-26 Richard Guenther PR middle-end/44674 * tree-ssa-alias.c (refs_may_alias_p_1): Allow all kind of decls. Handle LABEL_DECLs like FUNCTION_DECLs. 2010-06-26 Joseph Myers * gcc.c (n_switches_alloc, n_infiles_alloc, alloc_infile, add_infile, alloc_switch): New. (process_command): Remove variable lang_n_infiles. Process options in a single pass. Use new functions for allocating infiles and switches arrays. Properly skip operands of -Xpreprocessor and -Xassembler. 2010-06-26 Jan Hubicka PR middle-end/44671 * cgraphunit.c (cgraph_function_versioning): Remove wrong cgraph_make_decl_local call; fix typo copying RTL data. 2010-06-25 DJ Delorie * config/m32c/m32c-protos.h (m32c_note_pragma_address): Declare. (m32c_output_aligned_common): Likewise. * config/m32c/m32c.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): New. (ASM_OUTPUT_ALIGNED_DECL_LOCAL): New. * config/m32c/m32c-pragma.c (m32c_pragma_address): New. (m32c_register_pragmas): Register it. * config/m32c/m32c.c (m32c_get_pragma_address): New. (m32c_insert_attributes): Set #pragma address decls volatile. (pragma_entry_eq): New. (pragma_entry_hash): New. (m32c_note_pragma_address): New. (m32c_get_pragma_address): New. (m32c_output_aligned_common): New. * doc/extend.texi: Document the new pragma. * config/m32c/m32c.c (m32c_illegal_subreg_p): Reject illegal MEMs also. * config/m32c/predicates.md (m32c_any_operand): Check the code instead of memory_operand so as to allow matching volatile MEMs. (m32c_nonimmediate_operand): Likewise. (mra_operand): Allow volatiles. 2010-06-25 Alexandre Oliva PR debug/44610 * simplify-rtx.c (delegitimize_mem_from_attrs): Don't use a base address if the offset is unknown. 2010-06-25 Douglas B Rupp * dwarf2out.c (dwarf2out_vms_debug_main_pointer): New function. * dwarf2out.h (dwarf2out_vms_debug_main_pointer): Declare new function. * config/ia64/ia64-protos.h (ia64_start_function): Declare. * config/ia64/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Move contents to ia64_start_function. Invoke it. * config/ia64/ia64.c (ia64_start_function): Call new function dwarf2out_vms_debug_main_pointer. 2010-06-25 Sebastian Pop * tree-if-conv.c (insert_gimplified_predicates): Do not insert statements computing the true predicate. 2010-06-25 Sebastian Pop * tree-if-conv.c (init_bb_predicate): Initialize the predicate to boolean_true_node. (reset_bb_predicate): New. (predicate_bbs): Call reset_bb_predicate. 2010-06-25 Sebastian Pop * tree-if-conv.c (combine_blocks): Remove FIXME comment. (tree_if_conversion): Returns true when something has been changed. (main_tree_if_conversion): Return TODO_cleanup_cfg when if-conversion changed something. 2010-06-25 Sebastian Pop * Makefile.in (tree-if-conv.o): Depends on DBGCNT_H. * dbgcnt.def (if_conversion_tree): New DEBUG_COUNTER. * tree-if-conv.c: Include dbgcnt.h. (tree_if_conversion): Use if_conversion_tree to count the number of if-convertible loops. 2010-06-25 Changpeng Fang * common.opt (fprefetch-loop-arrays): Re-define -fprefetch-loop-arrays as a tri-state option with the initial value of -1. * tree-ssa-loop.c (gate_tree_ssa_loop_prefetch): Invoke prefetch pass only when flag_prefetch_loop_arrays > 0. * toplev.c (process_options): Note that, with tri-states, flag_prefetch_loop_arrays>0 means prefetching is enabled. * config/i386/i386.c (override_options): Enable prefetching at -O3 for a set of CPUs that sw prefetching is helpful. (software_prefetching_beneficial_p): New. Return TRUE if software prefetching is beneficial for the given CPU. 2010-06-25 H.J. Lu PR rtl-optimization/44326 * implicit-zee.c (find_removable_zero_extends): Replace INSN_P with NONDEBUG_INSN_P. 2010-06-25 Martin Jambor * ipa-prop.h (struct ipa_param_descriptor): Removed the modified flag. (struct ipa_node_params): Removed the modification_analysis_done flag. (ipa_is_param_modified): Removed. (ipa_analyze_node): Declare. (ipa_compute_jump_functions): Remove declaration. (ipa_count_arguments): Likewise. (ipa_detect_param_modifications): Likewise. (ipa_analyze_params_uses): Likewise. * ipa-prop.c (struct param_analysis_info): New type. (visit_store_addr_for_mod_analysis): Removed. (visit_load_for_mod_analysis): Renamed to visit_ref_for_mod_analysis, moved down in the file. (ipa_detect_param_modifications): Merged into ipa_analyze_params_uses. (ipa_count_arguments): Made static. (mark_modified): New function. (is_parm_modified_before_call): New function. (compute_pass_through_member_ptrs): New parameter parms_info, call is_parm_modified_before_call instead of ipa_is_param_modified. (ipa_compute_jump_functions_for_edge): New parameter parms_info, pass it to compute_pass_through_member_ptrs. (ipa_compute_jump_functions): New parameter parms_info, pass it to ipa_compute_jump_functions_for_edge. Call ipa_initialize_node_params on the callee if it is analyzed. Made static. (ipa_analyze_indirect_call_uses): New parameter parms_info, call is_parm_modified_before_call instead of ipa_is_param_modified. (ipa_analyze_call_uses): New parameter parms_info, pass it to ipa_analyze_indirect_call_uses. (ipa_analyze_stmt_uses): New parameter parms_info, pass it to ipa_analyze_call_uses. (ipa_analyze_params_uses): New parameter parms_info, pass it to ipa_analyze_stmt_uses. Also perform the used analysis. Made static. (ipa_analyze_node): New function. (ipa_print_node_params): Do not dump the modified flag. (ipa_write_node_info): Assert uses_analysis_done rather than streaming it. Do not stream the modified parameter flag. (ipa_read_node_info): Set uses_analysis_done to 1 instead of streaming it. Do not stream the modified parameter flag. * ipa-cp.c (ipcp_analyze_node): Removed. (ipcp_init_stage): Iterate only once over the nodes, analyze each one with only a call to ipa_analyze_node. * ipa-inline.c (inline_indirect_intraprocedural_analysis): Analyze the node with only a call to ipa_analyze_node. 2010-06-25 Manuel López-Ibáñez * doc/invoke.texi (-Wsuggest-attribute): Add item for noreturn. 2010-06-25 Jan Hubicka * tree-pass.h (pass_split_functions): Declare. * opts.c (decode_options): Enable function splitting at -O2 * timevar.def (TV_IPA_FNSPLIT): New macro. * ipa-split.c: New file. * common.opt (-fpartial-inlining): New flag. * Makefile.in (ipa-split.o): New object file. * passes.c (init_optimization_passes): Add ipa-split. * params.def (partial-inlining-entry-probability): New parameters. * doc/invoke.texi (-fpartial-inlining): New. 2010-06-25 Manuel López-Ibáñez PR 44665 * tree-inline.c (gimple_expand_calls_inline): Fix typo in comment. * gimplify.c (is_gimple_reg_rhs_or_call): Likewise. (gimplify_expr): Likewise. 2010-06-25 Martin Jambor * ipa-prop.c (determine_cst_member_ptr): Ignore non-clobbering statements instead of bailing out on them. (ipa_analyze_indirect_call_uses): Do not require that loads from the parameter are in the same BB as the condition. Update comments. 2010-06-25 Jakub Jelinek PR middle-end/43866 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): If stmt is always true or always false, return NULL_TREE. (tree_unswitch_single_loop): Optimize conditions even when reaching max-unswitch-level parameter. If num > 0, optimize first all conditions using entry checks, then do still reachable block discovery and consider only conditions in still reachable basic blocks in the loop. PR tree-optimization/44539 * tree-cfgcleanup.c (fixup_noreturn_call): Call update_stmt even when the call doesn't have LHS, but has VDEF. 2010-06-25 Joseph Myers * config/pa/pa.h (MODIFY_TARGET_NAME): Remove. * doc/tm.texi (MODIFY_TARGET_NAME): Don't document. * gcc.c (enum add_del, struct modify_target, modify_target): Remove. (process_command): Remove code conditional on MODIFY_TARGET_NAME. * system.h (MODIFY_TARGET_NAME): Poison. 2010-06-25 Alan Modra * doc/invoke.texi: Delete mcmodel=medium from powerpc options. * config/rs6000/rs6000.h (enum rs6000_cmodel): Delete CMODEL_MEDIUM. * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set CMODEL_LARGE as default. * config/rs6000/rs6000.c (rs6000_handle_option): Remove mcmodel=medium. (offsettable_ok_by_alignment): Delete. (rs6000_emit_move): Remove mcmodel=medium optimization. 2010-06-25 Bernd Schmidt With large parts from Jim Wilson: PR target/43902 * tree-pretty-print.c (dump_generic_node, op_code_prio): Add WIDEN_MULT_PLUS_EXPR and WIDEN_MULT_MINUS_EXPR. * optabs.c (optab_for_tree_code): Likewise. (expand_widen_pattern_expr): Likewise. * tree-ssa-math-opts.c (convert_mult_to_widen): New function, broken out of execute_optimize_widening_mul. (convert_plusminus_to_widen): New function. (execute_optimize_widening_mul): Use the two new functions. * expr.c (expand_expr_real_2): Add support for GIMPLE_TERNARY_RHS. Remove code to generate widening multiply-accumulate. Add support for WIDEN_MULT_PLUS_EXPR and WIDEN_MULT_MINUS_EXPR. * gimple-pretty-print.c (dump_ternary_rhs): New function. (dump_gimple_assign): Call it when appropriate. * tree.def (WIDEN_MULT_PLUS_EXPR, WIDEN_MULT_MINUS_EXPR): New codes. * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise. (expand_gimple_stmt_1): Likewise. (expand_debug_expr): Support WIDEN_MULT_PLUS_EXPR and WIDEN_MULT_MINUS_EXPR. * tree-ssa-operands.c (get_expr_operands): Likewise. * tree-inline.c (estimate_operator_cost): Likewise. * gimple.c (extract_ops_from_tree_1): Renamed from extract_ops_from_tree. Add new arg for a third operand; fill it. (gimple_build_assign_stat): Support operations with three operands. (gimple_build_assign_with_ops_stat): Likewise. (gimple_assign_set_rhs_from_tree): Likewise. (gimple_assign_set_rhs_with_ops_1): Renamed from gimple_assign_set_rhs_with_ops. Add new arg for a third operand. (get_gimple_rhs_num_ops): Support GIMPLE_TERNARY_RHS. (get_gimple_rhs_num_ops): Handle WIDEN_MULT_PLUS_EXPR and WIDEN_MULT_MINUS_EXPR. * gimple.h (enum gimple_rhs_class): Add GIMPLE_TERNARY_RHS. (extract_ops_from_tree_1): Adjust declaration. (gimple_assign_set_rhs_with_ops_1): Likewise. (gimple_build_assign_with_ops): Pass NULL for last operand. (gimple_build_assign_with_ops3): New macro. (gimple_assign_rhs3, gimple_assign_rhs3_ptr, gimple_assign_set_rhs3, gimple_assign_set_rhs_with_ops, extract_ops_from_tree): New inline functions. * tree-cfg.c (verify_gimple_assign_ternary): New static function. (verify_gimple_assign): Call it. * doc/gimple.texi (Manipulating operands): Document GIMPLE_TERNARY_RHS. (Tuple specific accessors, subsection GIMPLE_ASSIGN): Document new functions for dealing with three-operand statements. * tree.c (commutative_ternary_tree_code): New function. * tree.h (commutative_ternary_tree_code): Declare it. * tree-vrp.c (gimple_assign_nonnegative_warnv_p): Return false for ternary statements. (gimple_assign_nonzero_warnv_p): Likewise. * tree-ssa-sccvn.c (stmt_has_constants): Handle GIMPLE_TERNARY_RHS. * tree-ssa-ccp.c (get_rhs_assign_op_for_ccp): New static function. (ccp_fold): Use it. Handle GIMPLE_TERNARY_RHS. * tree-ssa-dom.c (enum expr_kind): Add EXPR_TERNARY. (struct hashtable_expr): New member ternary in the union. (initialize_hash_element): Handle GIMPLE_TERNARY_RHS. (hashable_expr_equal_p): Fix indentation. Handle EXPR_TERNARY. (iterative_hash_hashable_expr): Likewise. (print_expr_hash_elt): Handle EXPR_TERNARY. * gimple-fold.c (fold_gimple_assign): Handle GIMPLE_TERNARY_RHS. * tree-ssa-threadedge.c (fold_assignment_stmt): Remove useless break statements. Handle GIMPLE_TERNARY_RHS. 2010-06-25 Jan Hubicka * doc/invoke.texi (-Wsuggest-attribute): Add noreturn. 2010-06-25 Shujing Zhao PR c/44517 * c-parser.c (c_parser_parms_list_declarator): Return NULL if one of parameters are not good. (c_parser_parameter_declaration): Error unknown type name if the type name can't start declaration specifiers. 2010-06-25 Joseph Myers * gcc.c (translate_options): Don't mention +e in comment. (process_command): Don't handle +e specially. 2010-06-25 Bernd Schmidt * ira.c (allocno_pool, copy_pool, allocno_live_range_pool): Delete. * ira-build.c (merge_hard_reg_conflicts): New function. (create_cap_allocno, copy_info_to_removed_store_destinations, propagate_some_info_from_allocno, propagate_allocno_info): Use it. (move_allocno_live_ranges, copy_allocno_live_ranges): New functions. (remove_unnecessary_allocnos, remove_low_level_allocnos) copy_nifo_to_removed_store_destination): Use them. * ira-lives.c (make_hard_regno_born): New function, split out of make_regno_born. (make_allocno_born): Likewise. (make_hard_regno_dead): New function, split out of make_regno_dead. (make_allocno_dead): Likewise. (inc_register_pressure): New function, split out of set_allocno_live. (dec_register_pressure): New function, split out of clear_allocno_live. (mark_pseudo_regno_live): New function, split out of mark_reg_live. (mark_hard_reg_live): Likewise. Use inc_register_pressure. (mark_pseudo_regno_dead): New function, split out of mark_reg_dead. (mark_hard_reg_dead): Likewise. Use dec_register_pressure. (make_pseudo_conflict): Use mark_pseudo_regno_dead and mark_pseudo_regno_live. (process_bb_node_lives): Use mark_pseudo_regno_live, make_hard_regno_born and make_allocno_dead. (make_regno_born, make_regno_dead, mark_reg_live, mark_reg_dead, set_allocno_live, clear_allocno_live): Delete functions. * ira-int.h (ira_parent_allocno, ira_parent_or_cap_allocno): Declare. * ira-build.c (ira_parent_allocno, ira_parent_or_cap_allocno): New functions. (ira_flattening): Use ira_parent_allocno. * ira-conflicts.c (process_regs_for_copy, propagate_copies) build_allocno_conflicts): Use ira_parent_or_cap_allocno. * ira-color.c (assign_hard_reg): Improve formatting of multi-line for statement. * ira-int.h (SET_MINMAX_SET_BIT, CLEAR_MINMAX_SET_BIT, TEST_MINMAX_SET_BIT, minmax_set_iterator, minmax_set_iter_init, minmax_set_iter_cond, minmax_set_iter_next, FOR_EACH_BIT_IN_MINMAX_SET): Renamed from SET_ALLOCNO_SET_BIT, CLEAR_ALLOCNO_SET_BIT, TEST_ALLOCNO_SET_BIT, ira_allocno_set_iterator, ira_allocno_set_iter_init, ira_allocno_set_iter_cond, ira_allocno_set_iter_Next and FOR_EACH_ALLOCNO_IN_ALLOCNO_SET. All uses changed. * ira-int.h (struct live_range, live_range_t): Renamed from struct ira_allocno_live_range and allocno_live_range_t; all uses changed. * ira-build.c (live_range_pool): Renamed from allocno_live_range_pool. All uses changed. 2010-06-24 Richard Earnshaw * thumb2.md (thumb2_tlobits_cbranch): Delete. (peephole2 to convert zero_extract/compare of single bit to lshift/compare): New. 2010-06-24 Anatoly Sokolov * fold-const.c (const_binop): Remove 'notrunc' argement. Adjust recursive call and call to 'int_const_binop'. (build_range_check, fold_cond_expr_with_comparison, unextend, fold_truthop, extract_muldiv_1, fold_comparison, fold_binary_loc, multiple_of_p): Adjust call to const_binop. 2010-06-24 Uros Bizjak * config/i386/i386.md (XFmode push splitter): Use GET_MODE_SIZE to determine size of XFmode operand. (XFmode extended DFmode push splitter): Ditto. (XFmode extended SFmode push splitter): Ditto. 2010-06-24 H.J. Lu PR target/44588 * config/i386/i386.md (extract_code): New. (divmodqi4): Likewise. (divmodhiqi3): Likewise. (udivmodhiqi3): Likewise. (divqi3): Remvoved. 2010-06-24 Jakub Jelinek PR middle-end/44492 * recog.h (struct recog_data): Add is_asm field. * recog.c (asm_operand_ok, constrain_operands): If neither < nor > is present in constraints of inline-asm operand and memory operand contains {PRE,POST}_{INC,DEC,MODIFY}, return 0. (extract_insn): Initialize recog_data.is_asm. * doc/md.texi (Constraints): Document operand side-effect rules. 2010-06-24 Andi Kleen * c-parser.c (c_parser_conditional_expression): Call warn_for_omitted_condop. * doc/invoke.texi: Document omitted condop warning. 2010-06-24 Nick Clifton * loop-unswitch.c (compare_and_jump_seq): Assert that the last insn in the sequence is a jump insn before setting its label. 2010-06-24 Alan Modra * collect2.c (main): Match exactly --version and --help. 2010-06-24 DJ Delorie * config/m32c/m32c-pragma.c: Don't include rtl.h. 2010-06-23 Uros Bizjak * config/i386/i386.md (mov): Macroize expander from mov{sf,df,xf} using X87MODEF mode iterator. (pushsf splitter): Macroize splitter using P mode iterator. (*swap): Macroize insn from *swap{sf,df} using MODEF mode iterator. (*movxf_internal): Rename from *movxf_integer. (*movxf_internal_nointeger): Rename from *movxf_nointeger. (*movdf_internal_rex64): Rename from *movdf_integer_rex64. (*movdf_internal): Rename from *movdf_integer. (*movdf_internal_nointeger): Rename from *movdf_nointeger. (*movsf_internal): Rename from *movdf_1. 2010-06-23 Basile Starynkevitch * coretypes.h (gimple_seq_node_d, gimple_seq_node) (const_gimple_seq_node): Removed typedefs. * gimple.h (gimple_seq_node_d, gimple_seq_node) (const_gimple_seq_node): Added typedefs moved from coretypes.h. 2010-06-23 H.J. Lu * config/i386/i386.c (bdesc_args): Replace CODE_FOR_avx_si_si256, CODE_FOR_avx_ps_ps256 and CODE_FOR_avx_pd_pd256 with CODE_FOR_vec_extract_lo_v8si, CODE_FOR_vec_extract_lo_v8sf and CODE_FOR_vec_extract_lo_v4df. * config/i386/sse.md (vec_extract_lo_): Changed to define_insn_and_split. (vec_extract_lo_): Likewise. (vec_extract_lo_v16hi): Likewise. (vec_extract_lo_v32qi): Likewise. (avx__): Likewise. (avx__): Removed. 2010-06-23 Joern Rennecke PR target/44640 * config/spu/spu-protos.h (spu_expand_epilogue) Use bool. * config/spu/spu.c (spu_scalar_mode_supported_p): Declare with bool. (spu_vector_mode_supported_p, spu_handle_fndecl_attribute): Likewise. (spu_handle_vector_attribute, spu_pass_by_reference): Likewise. (spu_rtx_costs, spu_function_ok_for_sibcall): Likewise. PR target/44640 * config/spu/spu.c (ea_load_store_inline): Use add_reg_note. PR other/44644 * df-core.c (struct df): Rename to df_d. * df.h (struct df): Likewise. * dse.h (struct df): Remove forward declaration. * recog.h (struct insn_data): Rename to: (struct_insn_data_d). Adjusted all users. 2010-06-23 Arnaud Charlet * config/m68k/m68k.c (m68k_output_addr_const_extra): Add cast to enum type. (m68k_sched_attr_opx_type): Remove unreachable return. (m68k_sched_attr_opy_type): Likewise. (m68k_sched_attr_size): Likewise. (sched_get_opxy_mem_type): Likewise. (m68k_sched_attr_op_mem): Likewise. 2010-06-22 Eric Botcazou * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Chain the new statement and adjust VDEF only if necessary. Remove superfluous call to maybe_clean_or_replace_eh_stmt. * gimple.c (gimple_call_copy_skip_args): Use gimple_call_copy_flags to copy the flags. * gimple-iterator.c (gsi_replace): Clear BB of old statement here... * tree-inline.c (copy_bb): ...and not there. 2010-06-22 Cary Coutant * dwarf2out.c (is_nested_in_subprogram): New function. (should_move_die_to_comdat): Use it. (copy_ancestor_tree): Don't mark DIEs here. (copy_decls_walk): Start walk from root of newly-added tree; mark DIEs here instead. 2010-06-22 H.J. Lu * config/i386/i386.md (unit): Also check sseishft1. 2010-06-22 Jan Hubicka * gimple.h (gimple_expr_code): Do checking on when gimple checking is enabled. 2010-06-22 Jan Hubicka * df-problems.c (df_rd_confluence_n, df_lr_confluence_n, df_live_confluence_n, df_byte_lr_confluence_n, df_md_confluence_n): Return true if something changed. * df.h (df_confluence_function_n): Return bool. * df-core.c (df_worklist_propagate_forward, df_worklist_propagate_backward): Track changes and ages. (df_worklist_dataflow_doublequeue): Use bitmap iterator for main walk; track ages. * dse.c (dse_confluence_n): Return always true. 2010-06-22 Jan Hubicka * bitmap.c (bitmap_clear_bit): Micro optimize. 2010-06-22 Uros Bizjak * config/i386/i386.md (SWI1248x): New mode iterator. (SWI48x): Ditto. (SWI12): Ditto. (SWI24): Ditto. (mov): Macroize expander from mov{qi,hi,si,di} using SWI1248x mode iterator. (*push2_rex64): Macroize insn from *push{qi,hi,si}_rex64 using SWI124 mode iterator. (*push2): Macroize insn from *push{qi,hi} using SWI12 mode iterator. (*push2_prologue): Macroize insn from *pushsi2_prologue and *pushdi2_prologue_rex64 using P mode iterator. (*mov_xor): Macroize insn from *movsi_xor and *movdi_xor_rex64 using SWI48 mode iterator. (*mov_or): Ditto from *movsi_or and *movdi_or_rex64. (*movabs_1): Macroize insn from *movabs{qi,hi,si,di}_1_rex64 using SWI1248x mode iterator. (*movabs_2): Ditto from *movabs{qi,hi,si,di}_1_rex64. (*swap): Macroize insn from *swapsi and *swapdi_rex64 using SWI48 mode iterator. (*swap_1): Macroize insn from *swap{qi,hi}_1 using SWI12 mode iterator. (*swap_2): Ditto from *swap{qi,hi}_2. (movstrict): Macroize expander from movstrict{qi,hi} using SWI12 mode iterator. (*movstrict_1): Macroize insn from *movstrict{qi,hi}_1 using SWI12 mode iterator. (*movstrict_xor): Ditto from *movstrict{qi,hi}_xor. (*mov_extv_1): Macroize insn from *mov{hi,si}_extv_1 using SWI24 mode iterator. (*mov_extzv_1): Macroize insn from *mov{si,di}_extzv_1 using SWI48 mode iterator. (mov_insn_1): New expander. (*mov_insv_1_rex64): Macroize insn from *mov{si,di}_insv_1_rex64 using SWI48x mode iterator. (*movoi_internal_avx): Rename from *movoi_internal. (*movti_internal_rex64): Rename from *movti_rex64. (*movti_internal_sse): Rename from *movti_sse. (*movdi_internal_rex64): Rename from *movdi_1_rex64. (*movdi_internal): Rename from *movdi_2. (*movsi_internal): Rename from *movsi_1. (*movhi_internal): Rename from *movhi_1. (*movqi_internal): Rename from *movqi_1. (insv): Update the call to gen_movsi_insv_1 for rename. * config/i386/i386.c (promote_duplicated_reg): Ditto. 2010-06-22 Jan Hubicka * passes.c (execute_function_todo): Move call of statistics_fini_pass to ... (execute_todo) ... this one. 2010-06-22 Alan Modra PR target/44364 * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Define. * caller-save.c (insert_restore, insert_save): Use non-validate form of adjust_address. 2010-06-21 John David Anglin PR target/39690 * config/pa/pa.c (override_options): Disable -freorder-blocks-and-partition. 2010-06-21 H.J. Lu PR target/44615 * config/i386/atom.md (atom_sseishft_2): Also check sseishft1. * config/i386/i386.md (type): Add sseishft1 * config/i386/ppro_insn (ppro_insn): Also check sseishft1. (ppro_insn_load): Likewise. (ppro_insn_store): Likewise. (ppro_insn_both): Likewise. * config/i386/sse.md (sse2_lshrv1ti3): Add atom_unit. (*vec_extractv2di_1_rex64_avx): Replace sseishft with sseishft1 for type. (*vec_extractv2di_1_avx): Likewise. (*vec_extractv2di_1_rex64): Replace sseishft with sseishft1 for type. Remove atom_unit. (*vec_extractv2di_1_sse2): Likewise. 2010-06-21 DJ Delorie * diagnostic.h (diagnostic_classification_change_t): New. (diagnostic_context): Add history and push/pop list. (diagnostic_push_diagnostics): Declare. (diagnostic_pop_diagnostics): Declare. * diagnostic.c (diagnostic_classify_diagnostic): Store changes from pragmas in a history chain instead of the global table. (diagnostic_push_diagnostics): New. (diagnostic_pop_diagnostics): New. (diagnostic_report_diagnostic): Scan history chain to find state of diagnostics as of the diagnostic location. * opts.c (set_option): Pass UNKNOWN_LOCATION to diagnostic_classify_diagnostic. (enable_warning_as_error): Likewise. * diagnostic-core.h (DK_POP): Add after "real" diagnostics, for use in the history chain. * doc/extend.texi: Document pragma GCC diagnostic changes. 2010-06-21 Jakub Jelinek * dwarf2out.c (add_linkage_name): New function. Don't add anything to DW_TAG_member DIEs. (add_name_and_src_coords_attributes): Use it. (gen_variable_die): Call it for C++ static data members if specification is DW_TAG_member. * dwarf2out.c (base_type_die): Use DW_ATE_UTF for C++ char16_t and char32_t. * Makefile.in (build/genattrtab.o): Depend on vecprim.h. * genattrtab.c: Include vecprim.h. (cached_attrs, cached_attr_count, attrs_seen_once, attrs_seen_more_than_once, attrs_to_cache, attrs_cached_inside, attrs_cached_after): New variables. (find_attrs_to_cache): New function. (FLG_BITWISE, FLG_AFTER, FLG_INSIDE, FLG_OUTSIDE_AND): Define. (write_test_expr): Add attrs_cached argument, return it too, attempt to cache non-const attributes used more than once in a single case handling. (write_attr_get): Use find_attrs_to_cache, for caching candidates emit cached_* variables. Adjust write_attr_set callers. (write_attr_set): Add attrs_cached attribute, use find_attrs_to_cache to find attributes that should be cached in this block. Adjust write_test_expr callers. (write_attr_case): Clear attrs_to_cache. Adjust write_attr_set callers. (make_automaton_attrs): Adjust write_test_expr caller. * Makefile.in (cfgexpand.o): Depend on $(INSN_ATTR_H). * genattrtab.c (check_tune_attr, find_tune_attr): New functions. (make_automaton_attrs): If find_tune_attr returns non-NULL, write separate internal_dfa_insn_code_* and insn_default_latency_* functions for each attribute's value and emit init_sched_attrs function and function pointers. * genattr.c (const_attrs, reservations): New variables. (gen_attr): Add const attributes to const_attrs vector. (check_tune_attr, find_tune_attr): New functions. (main): Add reservations to reservations vector. If find_tune_attr returns true, add prototype for init_sched_attrs and make internal_dfa_insn_code and insn_default_latency function pointers, otherwise define init_sched_attrs as dummy macro. * cfgexpand.c: Include insn-attr.h. (gimple_expand_cfg): Call init_sched_attrs. * stmt.c (resolve_asm_operand_names): Fix handling of %%. PR target/44575 * config/i386/i386.c (ix86_gimplify_va_arg): When copying va_arg from a set of register save slots into a temporary, if the container is bigger than type size, do the copying using smaller mode or using memcpy. PR bootstrap/44426 * sel-sched-dump.h (sel_prepare_string_for_dot_label): Remove prototype. (sel_print_to_dot): Remove macro. (sel_print): Likewise. New prototype. * sel-sched-dump.c (sel_prepare_string_for_dot_label): Make static. (sel_print): New function. 2010-06-21 Rainer Orth * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__=199901L, _XOPEN_SOURCE=600 for C++. 2010-06-21 Nick Clifton * config/rx/rx.h (PTRDIFF_TYPE): Define. (SMALL_REGISTER_CLASS): Define (to zero). (PRINT_OPERAND): Delete. (PRINT_OPERAND_ADDRESS): Delete. * config/rx/rx-protos.h (rx_print_operand): Delete prototype. (rx_print_operand_address): Delete prototype. * config/rx/rx.c (rx_print_operand): Make static. Allow %H and %L to handle CONST_DOUBLEs. (rx_print_operand_address): Make static. (rx_gen_move_template): Rename local variable 'template' to out_template. (rx_function_arg): Do not pass unknown sized objects in registers. (TARGET_PRINT_OPERAND): Define. (TARGET_PRINT_OPERAND_ADDRESS): Define. 2010-06-21 Jan Kratochvil * Makefile.in (POD2MAN): Provide --date from $(DATESTAMP). 2010-06-21 Kai Tietz * config/i386/i386.c (ix86_compute_frame_layout): Avoid stack-alignment for simple leaf-functions. 2010-06-20 Alexandre Oliva * doc/install.texi: Document bootstrap-lto. 2010-06-20 Alexandre Oliva PR debug/44248 * lto-streamer-in.c (input_bb): Leave debug stmts alone. (input_function): Drop them here, if VTA is disabled. 2010-06-20 Uros Bizjak PR target/44546 * config/i386/predicates.md (ix86_swapped_fp_comparsion_operator): New predicate. * config/i386/i386.md (*fp_jcc_8_387 and splitters): Use ix86_swapped_fp_comparsion_operator instead of ix86_fp_comparison_operator. (*fp_jcc_1_387): Rename from *fp_jcc_3_387. (*fp_jcc_1r_387): Rename from *fp_jcc_4_387. (*fp_jcc_2_387): Rename from *fp_jcc_5_387. (*fp_jcc_2r_387): Rename from *fp_jcc_6_387. (*fp_jcc_3_387): Rename from *fp_jcc_7_387. (*fp_jcc_4__387): Rename from *fp_jcc_8_387. 2010-06-20 Joseph Myers PR other/32998 * opth-gen.awk: Generate definitions of OPT_SPECIAL_unknown, OPT_SPECIAL_program_name and OPT_SPECIAL_input_file. * opts-common.c (find_opt): Return OPT_SPECIAL_unknown on failure. (decode_cmdline_option): Update for this return value. Set orig_option_with_args_text field. Set arg field for unknown options. Make static. (decode_cmdline_options_to_array): New. (prune_options): Update handling of find_opt return value. * opts.c (read_cmdline_option): Take decoded option. Return void. (read_cmdline_options): Take decoded options. (decode_options): Add parameters for decoded options. Use decode_cmdline_options_to_array. Use decoded options for -O scan. Use integral_argument for -O parameters. Update call to read_cmdline_options. (enable_warning_as_error): Update handling of find_opt return value. * opts.h: Update comment on unknown options. (struct cl_decoded_option): Update comments on opt_index and arg. Add orig_option_with_args_text. (decode_cmdline_option): Remove. (decode_cmdline_options_to_array): Declare. (decode_options): Update prototype. * toplev.c (save_argv): Remove. (save_decoded_options, save_decoded_options_count): New. (read_integral_parameter): Remove. (print_switch_values): Use decoded options. (toplev_main): Don't set save_argv. Update call to decode_options. * toplev.h (read_integral_parameter): Remove. * varasm.c (elf_record_gcc_switches): Don't handle holding back names. 2010-06-19 Richard Earnshaw PR target/44072 * arm.md (cmpsi2_addneg): Prefer emitting adds to subs with a negative immediate. * constraints.md (Pw, Px): New constraints. * thumb2.md (cmpsi2_addneg peephole2): New peepholes. 2010-06-19 H.J. Lu * config/i386/sse.md (fma4modesuffixf4): Removed. (ssemodesuffixf2s): Likewise. (ssemodesuffixf4): Likewise. (ssemodesuffixf2c): Likewise. (ssescalarmodesuffix2s): Likewise. (avxmodesuffixf2c): Likewise. (ssemodesuffix): New. (ssescalarmodesuffix): Likewise. Update patterns with ssemodesuffix and ssescalarmodesuffix. 2010-06-19 Philip Herron * c-decl.c (c_write_global_declarations): Don't check flag_syntax_only. 2010-06-18 H.J. Lu * stor-layout.c (debug_rli): Remove unused local variables. 2010-06-18 Eric Botcazou PR rtl-optimization/40900 * expr.c (expand_expr_real_1) : Fix long line. Save the original expression for later reuse. : Use promote_function_mode to compute the signedness of the promoted RTL for a SSA_NAME on the LHS of a call statement. 2010-06-18 Anatoly Sokolov * double-int.h (double_int_to_shwi, double_int_to_uhwi, double_int_fits_in_uhwi_p): Implement as static inline. (double_int_xor): New inline function. (double_int_lrotate, double_int_rrotate, double_int_max, double_int_umax, double_int_smax, double_int_min, double_int_umin, double_int_smin): Declare. (lrotate_double, rrotate_double): Remove declaration. * double-int.c (double_int_fits_in_uhwi_p, double_int_to_shwi, double_int_to_uhwi, lrotate_double, rrotate_double): Remove function. (double_int_lrotate, double_int_rrotate, double_int_max, double_int_umax, double_int_smax, double_int_min, double_int_umin, double_int_smin): New function. * fold-const.c (int_const_binop): Clean up, use double_int_* functions. * simplify-rtx.c (simplify_const_binary_operation): Clean up, use double_int_* and immed_double_int_const functions. 2010-06-18 Nathan Froyd * function.h (types_used_by_cur_var_decl): Change type to a VEC. * function.c (types_used_by_cur_var_decl): Likewise. (used_types_insert): Adjust for new type of types_used_by_cur_var_decl. 2010-06-18 Nathan Froyd * tree.h (record_layout_info): Change type of pending_statics field to a VEC. * stor-layout.c (start_record_layout): Store NULL into pending_statics. (debug_rli): Call debug_vec_tree instead of debug_tree. (place_field): Likewise. (finish_record_layout): Likewise. 2010-06-18 Alan Modra * config/rs6000/linux64.h (SET_CMODEL): Don't expand to empty. 2010-06-17 John David Anglin PR target/43740 * config/pa/pa.c (emit_move_sequence): Don't infer REG_POINTER flag for SET source operand from SET destination operand. 2010-06-17 Bernd Schmidt PR rtl-optimization/39871 * reload1.c (init_eliminable_invariants): For flag_pic, disable equivalences only for constants that aren't LEGITIMATE_PIC_OPERAND_P. (function_invariant_p): Rule out a plus of frame or arg pointer with a SYMBOL_REF. * ira.c (find_reg_equiv_invariant_const): Likewise. 2010-06-17 Gunther Nikl * config/rs6000/rs6000.c (print_operand) <'K'>: Also use print_operand_address and puts to output the operand for CONST. 2010-06-17 Jakub Jelinek PR debug/44572 * dwarf2out.c (dwarf2out_debug_hooks): Add entry for begin_epilogue hook. 2010-06-17 Nathan Froyd * v850-protos.h (print_operand): Delete. (print_operand_address): Delete. * v850.h (PRINT_OPERAND): Delete. (PRINT_OPERAND_PUNCT_VALID_P): Delete. (PRINT_OPERAND_ADDRESS): Delete. * v850.c (print_operand_address): Rename to... (v850_print_operand_address): ...this. Make static. Call v850_print_operand. (print_operand): Rename to... (v850_print_operand): ...this. Make static. Call v850_print_operand_address. (v850_print_operand_punct_valid_p): New function. (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define. (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define. 2010-06-17 Nathan Froyd * config/sh/sh-protos.h (print_operand): Delete. (print_operand_address): Delete. * config/sh/sh.h (PRINT_OPERAND): Delete. (PRINT_OPERAND_PUNCT_VALID_P): Delete. (PRINT_OPERAND_ADDRESS): Delete. * config/sh/sh.c (sh_print_operand_address): Make static. (sh_print_operand): Make static. Call sh_print_operand_address and sh_print_operand. (sh_print_operand_punct_valid_p): New function. (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define. (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define. 2010-06-17 Nathan Froyd * config/mcore/mcore-protos.h (mcore_print_operand): Delete. (mcore_print_operand_address): Delete. * config/mcore/mcore.h (PRINT_OPERAND): Delete. (PRINT_OPERAND_PUNCT_VALID_P): Delete. (PRINT_OPERAND_ADDRESS): Delete. * config/mcore/mcore.c (mcore_print_operand_address): Make static. (mcore_print_operand): Make static. (mcore_print_operand_punct_valid_p): New function. (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define. 2010-06-17 Nathan Froyd * config/m68hc11/m68hc11-protos.h (print_operand): Delete. (print_operand_address): Delete. * config/m68hc11/m68hc11.h (PRINT_OPERAND): Delete. (PRINT_OPERAND_ADDRESS): Delete. * config/m68hc11/m68hc11.c (m68hc11_print_operand_address): Make static. (m68hc11_print_operand): Make static. (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define. 2010-06-17 Nathan Froyd * config/m32r/m32r-protos.h (m32r_print_operand): Delete. (m32r_print_operand_address): Delete. * config/m32r/m32r.h (m32r_punct_chars): Delete. (PRINT_OPERAND): Delete. (PRINT_OPERAND_PUNCT_VALID_P): Delete. (PRINT_OPERAND_ADDRESS): Delete. * config/m32r/m32r.c (m32r_punct_chars): Make static. (m32r_print_operand_address): Make static. (m32r_print_operand): Make static. (m32r_print_operand_punct_valid_p): New function. (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): (TARGET_PRINT_OPERAND_ADDRESS): Define. 2010-06-17 Nathan Froyd * config/iq2000/iq2000-protos.h (print_operand): Delete. (print_operand_address): Delete. * config/iq2000/iq2000.h (PRINT_OPERAND): Delete. (PRINT_OPERAND_PUNCT_VALID_P): Delete. (PRINT_OPERAND_ADDRESS): Delete. (iq2000_print_operand_punct): Delete. * config/iq2000/iq2000.c (iq2000_print_operand_punct): Make static. (iq2000_print_operand_address): Make static. (iq2000_print_operand): Make static. (iq2000_print_operand_punct_valid_p): New function. (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): (TARGET_PRINT_OPERAND_ADDRESS): Define. 2010-06-17 Nathan Froyd * config/frv/frv-protos.h (frv_print_operand): Delete. (frv_print_operand_address): Delete. * config/frv/frv.h (PRINT_OPERAND): Delete. (PRINT_OPERAND_PUNCT_VALID_P): Delete. (PRINT_OPERAND_ADDRESS): Delete. * config/frv/frv.c (frv_print_operand_address): Make static. (frv_print_operand): Make static. (frv_print_operand_punct_valid_p): New function. (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): (TARGET_PRINT_OPERAND_ADDRESS): Define. 2010-06-17 Nathan Froyd * tree.h (vec_member): Declare. * tree.c (vec_member): Define. 2010-06-17 Richard Guenther * tree-flow-inline.h (array_ref_contains_indirect_ref): Remove. * tree-flow.h (array_ref_contains_indirect_ref): Likewise. 2010-06-17 Richard Guenther * tree-inline.c (declare_return_variable): Remove bogus code. 2010-06-17 Richard Guenther * gimplify.c (gimplify_bind_expr): Always promote complex and vector variables to registers if possible. 2010-06-17 Richard Guenther * expr.c (get_inner_reference): Use double_int for bit_offset calculation. 2010-06-16 DJ Delorie * common.opt (-fstrict-volatile-bitfields): new. * doc/invoke.texi: Document it. * fold-const.c (optimize_bit_field_compare): For volatile bitfields, use the field's type to determine the mode, not the field's size. * expr.c (expand_assignment): Likewise. (get_inner_reference): Likewise. (expand_expr_real_1): Likewise. * expmed.c (store_fixed_bit_field): Likewise. (extract_bit_field_1): Likewise. (extract_fixed_bit_field): Likewise. 2010-06-16 Richard Guenther * tree-inline.c (remap_gimple_op_r): Recurse using remap_gimple_op_r. 2010-06-16 Douglas B Rupp * config/ia64/vms.h (ASM_OUTPUT_DWARF_DELTA_UNITS): Remove. (ASM_OUTPUT_DWARF_VMS_DELTA: Define new macro. * dbxout.c (gcc_debug_hooks): New entry begin_epilogue. * debug.c: Likewise. * sdbout.c: Likewise. * vmsdbgout.c: Likewise. * debug.h: Likewise. (dwarf2out_vms_{begin,end}_prologue): Declare. * doc/tm.texi (ASM_OUTPUT_DWARF_VMS_DELTA): Document. * dwarf2asm.c (dw2_asm_output_vms_delta): New function. (ASM_OUTPUT_DWARF_VMS_DELTA): Call it. * dwarf2asm.h (dw2_asm_output_vms_delta): Declare. * dwarf2out.c (dw_fde_struct): New fields dw_fde_vms_{end,begin}_prologue. (PROLOGUE_END_LABEL, EPILOGUE_BEGIN_LABEL): New macros. (dwarf2out_begin_prologue): Set dw_fde_struct defaults for above. (dwarf2out_vms_end_prologue): New function. (dwarf2out_vms_begin_epilogue): New function. (dw_val_struct): New value dw_val_class_vms_delta. (gcc_debug_hooks): New entry begin_epilogue. Set end_prologue, begin_epilogue for VMS. (AT_vms_delta1, AT_vms_delta2, add_AT_vms_delta): Declare new static functions. (dwarf_attr_name): New cases DW_AT_HP_{prologue,epilogue}. (AT_vms_delta1, AT_vms_delta2, add_AT_vms_delta): New static functions. (print_die): New case dw_val_class_vms_delta. (attr_checksum): Likewise. (same_dw_val_p: Likewise. (size_of_die): Likewise. (value_format): Likewise. (output_die): Likewise. (gen_subprogram_die): Call add_AT_vms_delta on VMS. (dwarf2out_begin_epilogue): Rename to dwarf2out_cfi_begin_epilogue * dwarf2out.h (dwarf2out_begin_epilogue): Rename to dwarf2out_cfi_begin_epilogue * final.c (final_scan_insn): Likewise. Call begin_epilogue. 2010-06-16 Nathan Froyd * config/cris/cris-protos.h (cris_print_operand): Delete. (cris_print_operand_address): Delete. * config/cris/cris.h (PRINT_OPERAND): Delete. (PRINT_OPERAND_PUNCT_VALID_P): Delete. (PRINT_OPERAND_ADDRESS): Delete. * config/cris/cris.c (cris_print_operand_address): Make static. (cris_print_operand): Make static. (cris_print_operand_punct_valid_p): New function. (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): (TARGET_PRINT_OPERAND_ADDRESS): Define. 2010-06-16 Nathan Froyd * config/arm/arm-protos.h (arm_print_operand): Delete. (arm_print_operand_address): Delete. * config/arm/arm.h (PRINT_OPERAND): Delete. (PRINT_OPERAND_PUNCT_VALID_P): Delete. (PRINT_OPERAND_ADDRESS, ARM_PRINT_OPERAND_ADDRESS): (THUMB_PRINT_OPERAND_ADDRESS): Delete and move code to... * config/arm/arm.c (arm_print_operand_address): ...here. New function. (arm_print_operand): Make static. (arm_print_operand_punct_valid_p): New function. (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): (TARGET_PRINT_OPERAND_ADDRESS): Define. 2010-06-16 Nick Clifton * config/rx/constraints.md (NEGint4): New constraint. * config/rx/rx.md (attr cc): Add set_zsc. (cbranchsf4): Only test for -fnon-call-exceptions if cfun has been initialised. (cmpsf): Likewise. (call_internal): Clobber the cc0 register. (call_value_internal): Likewise. (cstoresi4): Likewise. (movsieq): Likewise. (movsine): Likewise. (addsi3): Add alternative to handle small negative constants. (sunsi3): Likewise. (addsi3): Do not set the O bit in the cc0 register. (adddi3): Likewise. (subsi3): Likewise. (subdi3): Likewise. (andsi3): Reorder alternatives to prefer shorter forms. (mulsi3): Likewise. (iorsi3): Likewise. (negsi2): Note that the cc0 flags are set. (rotlsi3): Note that only the Z and S bits are set in cc0. (lshrsi3): Likewise. (ashlsi3): Likewise. (subsf3): Use %Q for the MEM operand. (fix_truncsfsi2): Likewise. (floatsisf2): Likewise. (bitset): Remove early clobber from destination. (bitset_in_memory): Likewise. (lrintsf2): Clobber the cc0 register. * config/rx/rx.c (rx_notice_update_cc): Handle CC_SET_ZSC. (rx_print_operand): Handle %N. 2010-06-16 Jan Hubicka * df-core.c (df_compact_blocks): Free problem_temps vector. 2010-06-16 Martin Jambor PR tree-optimization/43905 * tree-sra.c: Include tree-inline.h. (create_abstract_origin): Removed. (modify_function): Version the call graph node instead of creating abstract origins and dealing with same_body aliases. * tree-sra.c (ipa_sra_preliminary_function_checks): Check whether the function is versionable. * Makefile.in (tree-sra.o): Add TREE_INLINE_H to dependencies. 2010-06-16 Maxim Kuvyrkov * config/mips/linux64.h (BIONIC_DYNAMIC_LINKERN32): Define. (CHOOSE_DYNAMIC_LINKER): Update. 2010-06-15 Uros Bizjak * config/i386/i386.c (*prefetch_sse_): Macroize insn from *prefetch_sse and *prefetch_sse_rex using P mode iterator. (*prefetch_3dnow_): Ditto from *prefetch_3dnow and *prefetch_3dnow_rex. 2010-06-15 Anatoly Sokolov * target.h (struct asm_out):Add declare_constant_name field. * target-def.h (TARGET_ASM_DECLARE_CONSTANT_NAME): Define. (TARGET_INITIALIZER): Use TARGET_ASM_DECLARE_CONSTANT_NAME. * output.h (default_asm_declare_constant_name): Declare. (assemble_label): Update prototype. * varasm.c (assemble_constant_contents): Use targetm.asm_out.declare_constant_name target hook. (assemble_label): Add 'file' argument. (default_asm_declare_constant_name): New function. * system.h (ASM_DECLARE_CONSTANT_NAME): Poison. * doc/tm.texi (ASM_DECLARE_CONSTANT_NAME): Remove. (TARGET_ASM_DECLARE_CONSTANT_NAME): Document it. * config/darwin-protos.h (darwin_asm_declare_constant_name): Declare. * config/darwin.c (darwin_asm_declare_constant_name): New function. (machopic_output_indirection): Update assemble_label argument list. * config/darwin.h (ASM_DECLARE_CONSTANT_NAME): Remove. (TARGET_ASM_DECLARE_CONSTANT_NAME): Define. 2010-06-15 Sebastian Pop PR middle-end/44391 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use size_one_node for pointer types. Do not call gmp_cst_to_tree. 2010-06-15 Richard Guenther * tree-ssa-pre.c (eliminate): Handle PHI elimination to constants. 2010-06-15 Paul Brook * config/arm/arm.c (use_vfp_abi): Add sorry() for Thumb-1 hard-float ABI. 2010-06-15 Alexandre Oliva * tree-vect-patterns.c (vect_pattern_recog_1): Bail out if we don't get a vector type for output. 2010-06-15 Jakub Jelinek PR fortran/44536 * langhooks.h (struct lang_hooks_for_decls): Add omp_report_decl. * langhooks-def.h (LANG_HOOKS_OMP_REPORT_DECL): Define. (LANG_HOOKS_DECLS): Add it. * gimplify.c (omp_notice_variable): Call lang_hooks.decls.omp_report_decl. 2010-06-15 Martin Jambor PR lto/44464 * tree-sra.c (replace_removed_params_ssa_names): Call release_ssa_name on the newly dead SSA name. 2010-06-15 Alan Modra * doc/invoke.texi: Add mcmodel to powerpc options. * configure.ac: Add HAVE_LD_LARGE_TOC test. * configure: Regenerate. * config.in: Regenerate. * config/rs6000/linux64.opt (mcmodel): New. * config/rs6000/linux64.h (TARGET_USES_LINUX64_OPT): Define. (TARGET_CMODEL, SET_CMODEL): Define. (SUBSUBTARGET_OVERRIDE_OPTIONS): Check user -mcmodel choice, select CMODEL_MEDIUM default. * config/rs6000/rs6000.h (enum rs6000_cmodel): New. (TARGET_CMODEL): Define default. * config/rs6000/rs6000.c (cmodel): New variable. (rs6000_explicit_options): Add cmodel field. (rs6000_handle_option): Handle -mcmodel. (create_TOC_reference): Add largetoc_reg param. Generate high, lo_sum rtl for CMODEL_MEDIUM and CMODEL_LARGE. Update all callers. (rs6000_delegitimize_address): Recognise new toc reference rtl and minimal-toc rtl. (rs6000_legitimize_reload_address): Handle new toc references. (print_operand_address): Handle legitimate_constant_pool_address_p match before lo_sum. (rs6000_eliminate_indexed_memrefs): Tidy. (rs6000_emit_move): Tweak threshold for inlining constants. Keep rs6000_emit_allocate_stack large stack frame offsets loaded into r0 inline. (rs6000_generate_compare ): One more clobber. (tocrel_base, tocrel_offset): New variables. (toc_relative_expr_p): Set them here. (print_operand_address): Skip over any offset on constant pool address. (rs6000_output_addr_const_extra): Print tocrel_offset before @toc. (rs6000_mode_dependent_address ): False for new toc refs. (offsettable_ok_by_alignment): New function. (rs6000_emit_move): Address suitably aligned local symbol_refs relative to the toc pointer for -mcmodel=medium. (legitimate_constant_pool_address_p): Make param const_rtx. Add strict param. Allow lo_sum version of addressing. Verify reg used for -mminimal-toc and -mcmodel != small. Update all callers. * config/rs6000/constraints.md: Update for above change. * config/rs6000/predicates.md: Likewise. * config/rs6000/rs6000.md (tls_gd_aix): Generate -mcmodel=medium/large code. (tls_gd): Split for -mcmodel=medium/large. (tls_gd_high, tls_gd_low): New. (tls_ld_aix, tls_ld, tls_ld_high, tls_ld_low): Similarly. (tls_got_dtprel, tls_got_dtprel_high, tls_got_dtprel_low): Similarly. (tls_got_tprel, tls_got_tprel_high, tls_got_tprel_low): Similarly. (largetoc_high, largetoc_low): New. (cmptf_internal2): Add clobber. * config/rs6000/rs6000-protos.h: Update. 2010-06-14 Changpeng Fang * tree-ssa-loop-prefetch.c (nothing_to_prefetch_p): New. Return true if no prefetch is going to be generated for a given group. (estimate_prefetch_count): Use prefetch_mod and unroll_factor to estimate the prefetch_count. (loop_prefetch_arrays): Call nothing_to_prefetch_p; estimate the prefetch count by considering the unroll_factor and prefetch_mod for is_loop_prefetching_profitable. 2010-06-14 Andreas Schwab * config/m68k/m68k.c (m68k_delegitimize_address): Don't do anything if the argument is not a MEM. 2010-06-14 Alexandre Oliva PR debug/43650 PR debug/44181 PR debug/44247 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Skip debug stmts. (canonicalize_loop_ivs): Likewise. 2010-06-14 Alexandre Oliva PR debug/43656 * haifa-sched.c (setup_insn_reg_pressure_info, update_register_pressure): Reject debug insns. (ready_sort): Don't setup reg pressure for debug insns. (schedule_insn): Don't update reg pressure for debug insns. 2010-06-14 Richard Guenther * lto-streamer.c (cached_bp): Remove. (bitpack_delete): Likewise. (bitpack_create): Likewise. (bp_get_next_word): Likewise. (bp_pack_value, bp_unpack_value): Move ... * lto-streamer.h (bp_pack_value, bp_unpack_value): ... here. Re-implement. (struct bitpack_d): Likewise. (bitpack_create, lto_output_bitpack, lto_input_bitpack): New inline functions. * lto-streamer-out.c (lto_output_bitpack): Remove. (pack_ts_base_value_fields): Adjust. Avoid conditional bitpacking. (pack_value_fields): Adjust. (lto_write_tree): Likewise. (output_gimple_stmt): Likewise. (output_function): Likewise. * lto-streamer-in.c (input_gimple_stmt): Adjust. (input_function): Likewise. (unpack_ts_base_value_fields): Adjust. Avoid conditional bitpacking. (lto_input_bitpack): Remove. (lto_materialize_tree): Adjust. * Makefile.in (ipa-prop.o): Add $(LTO_STREAMER_H) dependency. * lto-cgraph.c (lto_output_edge): Adjust. (lto_output_node): Likewise. (lto_output_varpool_node): Likewise. (lto_output_ref): Likewise. (input_node): Likewise. (input_varpool_node): Likewise. (input_ref): Likewise. (input_edge): Likewise. (output_node_opt_summary): Likewise. (input_node_opt_summary): Likewise. * ipa-pure-const.c (pure_const_write_summary): Likewise. (pure_const_read_summary): Likewise. * ipa-prop.c (ipa_write_indirect_edge_info): Likewise. (ipa_read_indirect_edge_info): Likewise. (ipa_write_node_info): Likewise. (ipa_read_node_info): Likewise. 2010-06-14 H.J. Lu PR target/44534 * config/i386/sse.md (vec_extract_lo_): Replace 0x1 with 0x0. (vec_extract_lo_v16hi): Likewise. (vec_extract_lo_v32qi): Likewise. 2010-06-14 Jakub Jelinek PR bootstrap/44426 * tree.h (build_call_expr): Don't define as vararg macro, instead add a prototype. * builtins.c (build_call_nofold): Remove. (expand_builtin_int_roundingfn, expand_builtin_pow, expand_builtin_mempcpy_args, expand_builtin_stpcpy, expand_builtin_memset_args, expand_builtin_strcmp, expand_builtin_strncmp, expand_builtin_memory_chk): Use build_call_nofold_loc instead of build_call_nofold. (build_call_expr): New function. PR tree-optimization/44508 * tree-ssa-propagate.h (substitute_and_fold): Add DO_DCE argument. * tree-ssa-propagate.c (substitute_and_fold): If !DO_DCE, don't eliminate trivially dead stmts. * tree-vrp.c (vrp_finalize): Pass false as last argument to substitute_and_fold. * tree-ssa-copy.c (fini_copy_prop): Pass true as last argument to substitute_and_fold. * tree-ssa-ccp.c (ccp_finalize): Likewise. PR bootstrap/44509 * c-config-lang.in (gtfiles): Add c-family/c-cppbuiltin.c. 2010-06-14 Ira Rosen PR tree-optimization/44507 * tree-vect-loop.c (get_initial_def_for_reduction): Use -1 to build initial vector for BIT_AND_EXPR. * tree-vect-slp.c (vect_get_constant_vectors): Likewise. 2010-06-14 Jakub Jelinek * config/s390/s390.md (*mov_64 DD_DF, mov): Properly adjust z10prop set_attr. 2010-06-13 Jan Hubicka * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into, bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl): Turn internal datastructure checks into checking asserts. * rtlanal.c (find_reg_note): Use gcc_checking_assert. * tree-ssa-sccvn.c (VN_INFO): Likewise. * df-scan.c (df_reorganize_refs_by_reg_by_reg, df_install_ref, df_ref_create_structure): Likewise. * alloc-pool.c (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free): Use gcc_checking_assert. * alias.c (get_alias_set): Likewise. * var-tracking.c (variable_htab_free, shared_hash_copy, canonicalize_values_mark, variable_merge_over_cur): Likewise. * lto-streamer.c (bp_unpack_value): Likewise. 2010-06-13 Richard Guenther * lto-streamer-in.c (lto_input_ts_type_tree_pointers): Do not stream but initialize TYPE_CANONICAL to NULL. (lto_output_ts_type_tree_pointers): Do not stream TYPE_CANONICAL. * gimple.c (gimple_types_compatible_p): Disregard TYPE_STRUCTURAL_EQUALITY_P. (gimple_register_type): Use TYPE_CANONICAL as cache. * lto-streamer.c (lto_record_common_node): Zero TYPE_CANONICAL before registering common types. * config/i386/i386.c (ix86_function_arg_boundary): Do not use TYPE_CANONICAL, instead use TYPE_MAIN_VARIANT. * tree.h (TYPE_CANONICAL): Clarify documentation. 2010-06-13 Anatoly Sokolov * config/ia64/ia64.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE, LIBCALL_VALUE): Remove macros. * config/ia64/ia64-protos.h (ia64_function_value): Remove. * config/ia64/ia64.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define. (ia64_libcall_value, ia64_function_value_regno_p): New functions. (ia64_function_value): Make static. Handle receiving the function type in 'fn_decl_or_type' argunent. Add 'outgoing' argument. 2010-06-12 Jan Hubicka * cse.c (cse_extended_basic_block): Move optimize_bb_for_speed_p at correct place. 2010-06-12 Bernd Schmidt * config/arm/arm.c (thumb2_reorg): Fix errors in previous change. 2010-06-12 Jan Hubicka * df-core.c (df_clear_bb_info): New function. (df_set_blocks): bb_info is always allocated. (df_get_bb_info): Use block_info_elt_size. (df_set_bb_info): Likewise. (df_compact_blocks): Update for new block_info. (grow_bb_info): New function. * df-problems.c (df_grow_bb_info): Move to df-core.c (df_rd_set_bb_info): Remove. (df_rd_free_bb_info): Do not free block pool. (df_rd_alloc): Do not create pool, use check for obstack presence instead of NULL pointer for new blocks. (df_rd_free): DO not free alloc pool; clear block_info. (problem_RD): Add size of block info structure. (df_lr_set_bb_info): Remove. (df_lr_free_bb_info): Do not free block pool. (df_lr_alloc): Do not create pool, use check for obstack presence instead of NULL pointer for new blocks. (df_lr_free): DO not free alloc pool; clear block_info. (problem_LR): Add size of block info structure. (df_live_set_bb_info): Remove. (df_live_free_bb_info): Do not free block pool. (df_live_alloc): Do not create pool, use check for obstack presence instead of NULL pointer for new blocks. (df_live_free): DO not free alloc pool; clear block_info. (problem_LIVE): Add size of block info structure. (problem_CHAIN): Add size of block info structure. (df_byte_lr_set_bb_info): Remove. (df_byte_lr_free_bb_info): Do not free block pool. (df_byte_lr_alloc): Do not create pool, use check for obstack presence instead of NULL pointer for new blocks. (df_byte_lr_free): DO not free alloc pool; clear block_info. (problem_BYTE_LR): Add size of block info structure. (problem_NOTE): Add size of block info structure. (df_byte_MD_set_bb_info): Remove. (df_byte_MD_free_bb_info): Do not free block pool. (df_byte_MD_alloc): Do not create pool, use check for obstack presence instead of NULL pointer for new blocks. (df_byte_MD_free): DO not free alloc pool; clear block_info. (problem_BD): Add size of block info structure. * df-scan.c (df_scan_free_internal): Free block pool. (df_scan_set_bb_info): Remove. (df_scan_free_bb_info): Check for artificial_defs instead of bb_info being non-NULL. (df_scan_alloc): DO not create df_scan_block pool. (problem_SCAN): Set size of block info. (df_bb_refs_record): Do not allocate bb_info. * df.h (df_problem): Add block_info_elt_size. (struct dataflow): Change block_info to void *. (df_scan_get_bb_info, df_rd_get_bb_info, df_lr_get_bb_info, df_md_get_bb_info, df_live_get_bb_info, df_byte_lr_get_bb_info): Return in-line structures. 2010-06-12 Jan Hubicka PR tree-optimize/44485 * tree-cfgcleanup.c (fixup_noreturn_call): Remove basic blocks containing use of return value of noreturn function. 2010-06-12 Anatoly Sokolov * targhooks.c (default_function_value): Don't use FUNCTION_OUTGOING_VALUE. * system.h (FUNCTION_OUTGOING_VALUE): Poison. * doc/tm.texi (FUNCTION_OUTGOING_VALUE): Removed. 2010-06-12 Kazu Hirata * config.gcc (mips64*-*-linux*, mipsisa64*-*-linux*, mips*-*-linux*): Add crtfastmath.o to extra_parts. * config/mips/crtfastmath.c: New. * config/mips/linux.h (ENDFILE_SPEC): New. 2010-06-12 Sebastian Pop * graphite-clast-to-gimple.c (gcc_type_for_interval): Do not pass old_type in parameter. (gcc_type_for_value): Update call to gcc_type_for_interval. (compute_type_for_level_1): Renamed compute_type_for_level. Update call to gcc_type_for_interval. 2010-06-11 Joseph Myers * common.opt (Wstrict-aliasing=, Wstrict-overflow=, fabi-version=, flto-compression-level=, ftree-parallelize-loops=): Add RejectNegative. 2010-06-11 Joseph Myers * opts-common.c: Include options.h. (integral_argument): Move from opts.c. (decode_cmdline_option): New. Based on read_cmdline_option. * opts.c (integral_argument): Move to opts-common.c. (read_cmdline_option): Move most contents to decode_cmdline_option. Use %qs in diagnostics. * opts.h (CL_ERR_DISABLED, CL_ERR_MISSING_ARG, CL_ERR_WRONG_LANG, CL_ERR_UINT_ARG, struct cl_decoded_option, integral_argument, decode_cmdline_option): New. 2010-06-11 Uros Bizjak PR target/44481 * config/i386/i386.md (UNSPEC_PARITY): New unspec. (paritydi2_cmp): Use UNSPEC_PARITY unspec instead of parity RTX. (partiysi2_cmp): Ditto. (*partiyhi2_cmp): Ditto. (*parityqi2_cmp): Remove. 2010-06-11 Jan Hubicka * bitmap.h (bmp_iter_next_bit): New. (bmp_iter_set, bmp_iter_and, bmp_iter_and_compl): Use it. 2010-06-11 Sandra Loosemore Eric Botcazou * tree-ssa-loop-ivopts.c (get_computation_cost_at): Return again the computed cost. 2010-06-11 Uros Bizjak * config/i386/i386.md (unspec): New define_c_enum. (unspecv): Ditto. 2010-06-10 Jakub Jelinek * Makefile.in (c-family/c-cppbuiltin.o): Depend on $(CPP_ID_DATA_H). 2010-06-11 Sebastian Pop PR middle-end/44483 * tree-if-conv.c (bb_predicate_s): New struct. (bb_predicate_p): New. (bb_has_predicate): New. (bb_predicate): New. (set_bb_predicate): New. (bb_predicate_gimplified_stmts): New. (set_bb_predicate_gimplified_stmts): New. (add_bb_predicate_gimplified_stmts): New. (init_bb_predicate): New. (free_bb_predicate): New. (is_predicated): Use bb_predicate. (add_to_predicate_list): Use bb_predicate and set_bb_predicate. (predicate_bbs): Same. Gimplify the condition of the basic blocks before processing their successors. (clean_predicate_lists): Removed. (find_phi_replacement_condition): Use bb_predicate. (process_phi_nodes): Renamed ifconvert_phi_nodes. Avoid useless computations. (insert_gimplified_predicates): New. (combine_blocks): Call insert_gimplified_predicates. (tree_if_conversion): Call free_bb_predicate instead of clean_predicate_lists. 2010-10-11 Paul Brook * doc/invoke.texi: Document ARM -mcpu=cortex-m4. * config/arm/arm.c (all_architectures): Change v7e-m default to cortexm4. * config/arm/arm-cores.def: Add cortex-m4. * config/arm/arm-tune.md: Regenerate. 2010-06-11 Jan Hubicka * ipa-pure-const.c (special_builtlin_state): New function. (check_call): Use it instead of special casign BUILT_IN_RETURN. (propagate_pure_const): Use it. 2010-06-11 Jan Hubicka * df-problems.c (df_live_scratch): Convert to bitmap_head. (df_live_alloc): Initialize df_live_scratch when initializing problem_data. (df_live_transfer_function): Update uses of df_live_scratch. (df_live_free): Free problem_data; clear df_live_scratch before releasing the obstack. (df_md_free): Free problem data. 2010-06-11 Jan Hubicka * doc/invoke.texi (Wsuggest-attribute): Document. (Wmissing-noreturn): Remove. * ipa-pure-const.c (warn_function_noreturn): New function. * opts.c (decode_options): Set warn_suggest_attribute_noreturn on warn_missing_noreturn. * common.opt (Wsuggest-attribute=noreturn): New. * tree-flow.h (warn_function_noreturn): Declare. * tree-cfg.c (execute_warn_function_noreturn): Use warn_function_noreturn. (gate_warn_function_noreturn): New. (pass_warn_function_noreturn): Update. 2010-06-11 Manuel López-Ibáñez * c-typeck.c (handle_warn_cast_qual): Add loc parameter. Improve warning message. (build_c_cast): Pass location to handle_warn_cast_qual. 2010-06-11 Uros Bizjak * config/i386/i386.md (pro_epilogue_adjust_stack_1) : Assert that operand 0 == operand 1. Use x86_maybe_negate_const_int to output insn mnemonic. (pro_epilogue_adjust_stack_rex64) : Ditto. 2010-06-10 Dodji Seketeli Fix bootstap on mips * dwarf2out.c (is_naming_typedef_dec): Built-in TYPE_DECLs cannot be naming typedefs. 2010-06-11 Kai Tietz * system.h (helper_const_non_const_cast): New inline for gcc version <= 4.0. (CONST_CAST2): For gcc version <= 4.0 use new helper to do const/non-const casting. 2010-06-10 Richard Sandiford * doc/md.texi: Document the "unspec" and "unspecv" enum names. * Makefile.in (OBJS-common): Include insn-enums.o. (insn-enums.o): New rule. (simple_generated_c): Add insn-enums.c. (build/genenums.o): New rule. (genprogmd): Add "enums". * genconstants.c (print_enum_type): Declare a C string array for each enum. * genenums.c: New file. * print-rtl.c (print_rtx): If defined, use the "unspecv" enum for UNSPEC_VOLATILE. If defined, use the "unspec" enum for both UNSPEC and (as a fallback) for UNSPEC_VOLATILE. 2010-06-10 Richard Sandiford * doc/md.texi (define_enum_attr): Document. * rtl.def (DEFINE_ENUM_ATTR): New rtx. * read-md.h (lookup_enum_type): Declare. * read-md.c (lookup_enum_type): New function. * genattr.c (gen_attr, main): Handle DEFINE_ENUM_ATTR. * genattrtab.c (attr_desc): Add an enum_name field. (evaluate_eq_attr): Take the associated attribute as argument. Get the enum prefix from the enum_name field, if defined. Use ACONCAT rather than a fixed-length buffer. Update recursive calls. (simplify_test_exp): Pass attr to evaluate_eq_attr. (add_attr_value): New function, split out from... (gen_attr): ...here. Handle DEFINE_ENUM_ATTR. (write_test_expr): Pass attr to evaluate_eq_attr. (write_attr_get): Use the enum_name as the enum tag, if defined. (write_attr_valueq): Use the enum_name as a prefix, if defined. (find_attr): Initialize enum_name. (main): Handle DEFINE_ENUM_ATTR. * gensupport.c (process_rtx): Likewise. * config/mips/mips.h (mips_tune_attr): Delete. * config/mips/mips.md (cpu): Use define_attr_enum. 2010-06-10 Richard Sandiford * doc/md.texi (define_c_enum, define_enum): Document. * read-md.h (md_constant): Add a parent_enum field. (enum_value, enum_type): New structures. (upcase_string, traverse_enum_types): Declare. * read-md.c (enum_types): New variable. (upcase_string, add_constant): New functions. (handle_constants): Don't create the hash table here. Use add_constant. (traverse_md_constants): Don't check for a null md_constants. (decimal_string, handle_enum, traverse_enum_types): New functions. (read_md_files): Initialize md_constants and md_enums. * genconstants.c (print_md_constant): Ignore info argument. Only print constants that belong to no enum. (print_enum_type): New function. (main): Don't pass stdout to print_md_constant. Call print_enum_type for each defined enum type. * config/mips/mips.md (processor): New define_enum. (unspec): New define_c_enum. (UNSPEC_COMPARE_AND_SWAP, UNSPEC_COMPARE_AND_SWAP_12) (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_NEW_OP_12) (UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE, UNSPEC_SYNC_EXCHANGE_12) (UNSPEC_MEMORY_BARRIER): Moved to sync.md. (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC) (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S) (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W) (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR) (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA) (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR) (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL) (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R) (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH) (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL) (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR) (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH) (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL) (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR) (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH) (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB) (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH) (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H) (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP) (UNSPEC_RDDSP): Move to mips-dsp.md. (UNSPEC_ABSQ_S_QB, UNSPEC_ADDU_PH, UNSPEC_ADDU_S_PH, UNSPEC_ADDUH_QB) (UNSPEC_ADDUH_R_QB, UNSPEC_APPEND, UNSPEC_BALIGN, UNSPEC_CMPGDU_EQ_QB) (UNSPEC_CMPGDU_LT_QB, UNSPEC_CMPGDU_LE_QB, UNSPEC_DPA_W_PH) (UNSPEC_DPS_W_PH, UNSPEC_MADD, UNSPEC_MADDU, UNSPEC_MSUB, UNSPEC_MSUBU) (UNSPEC_MUL_PH, UNSPEC_MUL_S_PH, UNSPEC_MULQ_RS_W, UNSPEC_MULQ_S_PH) (UNSPEC_MULQ_S_W, UNSPEC_MULSA_W_PH, UNSPEC_MULT, UNSPEC_MULTU) (UNSPEC_PRECR_QB_PH, UNSPEC_PRECR_SRA_PH_W, UNSPEC_PRECR_SRA_R_PH_W) (UNSPEC_PREPEND, UNSPEC_SHRA_QB, UNSPEC_SHRA_R_QB, UNSPEC_SHRL_PH) (UNSPEC_SUBU_PH, UNSPEC_SUBU_S_PH, UNSPEC_SUBUH_QB, UNSPEC_SUBUH_R_QB) (UNSPEC_ADDQH_PH, UNSPEC_ADDQH_R_PH, UNSPEC_ADDQH_W, UNSPEC_ADDQH_R_W) (UNSPEC_SUBQH_PH, UNSPEC_SUBQH_R_PH, UNSPEC_SUBQH_W, UNSPEC_SUBQH_R_W) (UNSPEC_DPAX_W_PH, UNSPEC_DPSX_W_PH, UNSPEC_DPAQX_S_W_PH) (UNSPEC_DPAQX_SA_W_PH, UNSPEC_DPSQX_S_W_PH, UNSPEC_DPSQX_SA_W_PH): Moved to mips-dspr2.md. (UNSPEC_MOVE_TF_PS, UNSPEC_C, UNSPEC_ALNV_PS, UNSPEC_CABS) (UNSPEC_ADDR_PS, UNSPEC_CVT_PW_PS, UNSPEC_CVT_PS_PW, UNSPEC_MULR_PS) (UNSPEC_ABS_PS, UNSPEC_RSQRT1, UNSPEC_RSQRT2, UNSPEC_RECIP1) (UNSPEC_RECIP2, UNSPEC_SINGLE_CC, UNSPEC_SCC): Move from mips-ps-3d.md. (UNSPEC_LOONGSON_PAVG, UNSPEC_LOONGSON_PCMPEQ, UNSPEC_LOONGSON_PCMPGT) (UNSPEC_LOONGSON_PEXTR, UNSPEC_LOONGSON_PINSR_0) (UNSPEC_LOONGSON_PINSR_1, UNSPEC_LOONGSON_PINSR_2) (UNSPEC_LOONGSON_PINSR_3, UNSPEC_LOONGSON_PMADD) (UNSPEC_LOONGSON_PMOVMSK, UNSPEC_LOONGSON_PMULHU) (UNSPEC_LOONGSON_PMULH, UNSPEC_LOONGSON_PMULL, UNSPEC_LOONGSON_PMULU) (UNSPEC_LOONGSON_PASUBUB, UNSPEC_LOONGSON_BIADD, UNSPEC_LOONGSON_PSADBH) (UNSPEC_LOONGSON_PSHUFH, UNSPEC_LOONGSON_PUNPCKH) (UNSPEC_LOONGSON_PUNPCKL, UNSPEC_LOONGSON_PADDD) (UNSPEC_LOONGSON_PSUBD): Move to mips-loongson.md. (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN) (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN) (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN) (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): Move to mips-loongson2ef.md. (cpu): Update comment. * config/mips/sync.md (UNSPEC_COMPARE_AND_SWAP) (UNSPEC_COMPARE_AND_SWAP_12, UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP) (UNSPEC_SYNC_NEW_OP_12, UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE) (UNSPEC_SYNC_EXCHANGE_12, UNSPEC_MEMORY_BARRIER): Moved from mips.md. * config/mips/loongson.md (UNSPEC_LOONGSON_PAVG, UNSPEC_LOONGSON_PCMPEQ) (UNSPEC_LOONGSON_PCMPGT, UNSPEC_LOONGSON_PEXTR, UNSPEC_LOONGSON_PINSR_0) (UNSPEC_LOONGSON_PINSR_1, UNSPEC_LOONGSON_PINSR_2) (UNSPEC_LOONGSON_PINSR_3, UNSPEC_LOONGSON_PMADD) (UNSPEC_LOONGSON_PMOVMSK, UNSPEC_LOONGSON_PMULHU) (UNSPEC_LOONGSON_PMULH, UNSPEC_LOONGSON_PMULL, UNSPEC_LOONGSON_PMULU) (UNSPEC_LOONGSON_PASUBUB, UNSPEC_LOONGSON_BIADD, UNSPEC_LOONGSON_PSADBH) (UNSPEC_LOONGSON_PSHUFH, UNSPEC_LOONGSON_PUNPCKH) (UNSPEC_LOONGSON_PUNPCKL, UNSPEC_LOONGSON_PADDD) (UNSPEC_LOONGSON_PSUBD): Moved from mips.md * config/mips/loongson2ef.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN) (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN) (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN) (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): Moved from mips.md * config/mips/mips-dsp.md (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ) (UNSPEC_SUBQ_S, UNSPEC_ADDSC, UNSPEC_ADDWC, UNSPEC_MODSUB) (UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S, UNSPEC_PRECRQ_QB_PH) (UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W, UNSPEC_PRECRQU_S_QB_PH) (UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR, UNSPEC_PRECEQU_PH_QBL) (UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA, UNSPEC_PRECEQU_PH_QBRA) (UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR, UNSPEC_PRECEU_PH_QBLA) (UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL, UNSPEC_SHLL_S, UNSPEC_SHRL_QB) (UNSPEC_SHRA_PH, UNSPEC_SHRA_R, UNSPEC_MULEU_S_PH_QBL) (UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH, UNSPEC_MULEQ_S_W_PHL) (UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL, UNSPEC_DPAU_H_QBR) (UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR, UNSPEC_DPAQ_S_W_PH) (UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH, UNSPEC_DPAQ_SA_L_W) (UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL, UNSPEC_MAQ_S_W_PHR) (UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR, UNSPEC_BITREV, UNSPEC_INSV) (UNSPEC_REPL_QB, UNSPEC_REPL_PH, UNSPEC_CMP_EQ, UNSPEC_CMP_LT) (UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB, UNSPEC_CMPGU_LT_QB) (UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH, UNSPEC_EXTR_W) (UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H, UNSPEC_EXTP) (UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP) (UNSPEC_RDDSP): Moved from mips.md. * config/mips/mips-dspr2.md (UNSPEC_ABSQ_S_QB, UNSPEC_ADDU_PH) (UNSPEC_ADDU_S_PH, UNSPEC_ADDUH_QB, UNSPEC_ADDUH_R_QB, UNSPEC_APPEND) (UNSPEC_BALIGN, UNSPEC_CMPGDU_EQ_QB, UNSPEC_CMPGDU_LT_QB) (UNSPEC_CMPGDU_LE_QB, UNSPEC_DPA_W_PH, UNSPEC_DPS_W_PH, UNSPEC_MADD) (UNSPEC_MADDU, UNSPEC_MSUB, UNSPEC_MSUBU, UNSPEC_MUL_PH) (UNSPEC_MUL_S_PH, UNSPEC_MULQ_RS_W, UNSPEC_MULQ_S_PH, UNSPEC_MULQ_S_W) (UNSPEC_MULSA_W_PH, UNSPEC_MULT, UNSPEC_MULTU, UNSPEC_PRECR_QB_PH) (UNSPEC_PRECR_SRA_PH_W, UNSPEC_PRECR_SRA_R_PH_W, UNSPEC_PREPEND) (UNSPEC_SHRA_QB, UNSPEC_SHRA_R_QB, UNSPEC_SHRL_PH, UNSPEC_SUBU_PH) (UNSPEC_SUBU_S_PH, UNSPEC_SUBUH_QB, UNSPEC_SUBUH_R_QB, UNSPEC_ADDQH_PH) (UNSPEC_ADDQH_R_PH, UNSPEC_ADDQH_W, UNSPEC_ADDQH_R_W, UNSPEC_SUBQH_PH) (UNSPEC_SUBQH_R_PH, UNSPEC_SUBQH_W, UNSPEC_SUBQH_R_W, UNSPEC_DPAX_W_PH) (UNSPEC_DPSX_W_PH, UNSPEC_DPAQX_S_W_PH, UNSPEC_DPAQX_SA_W_PH) (UNSPEC_DPSQX_S_W_PH, UNSPEC_DPSQX_SA_W_PH): Moved from mips.md. * config/mips/mips-ps-3d.md (UNSPEC_MOVE_TF_PS, UNSPEC_C) (UNSPEC_ALNV_PS, UNSPEC_CABS, UNSPEC_ADDR_PS, UNSPEC_CVT_PW_PS) (UNSPEC_CVT_PS_PW, UNSPEC_MULR_PS, UNSPEC_ABS_PS, UNSPEC_RSQRT1) (UNSPEC_RSQRT2, UNSPEC_RECIP1, UNSPEC_RECIP2, UNSPEC_SINGLE_CC) (UNSPEC_SCC): Moved from mips.md. * config/mips/mips.c (mips_arch, mips_tune): Change enum from "processor_type" to "processor". (mips_rtx_cost_data): Replace PROCESSOR_MAX with NUM_PROCESSOR_VALUES. * config/mips/mips.h (processor_type): Delete. (mips_cpu_info.cpu, mips_arch, mips_tune): Change enum from "processor_type" to "processor". 2010-06-10 Richard Sandiford * configure.ac (tm_include_list): Add insn-constants.h. * configure: Regenerate. * Makefile.in (GTM_H): Move insn-constants.h here from... (TM_H): ...here. * mkconfig.sh: Remove special handling for insn-constants.h. 2010-06-10 Richard Sandiford * Makefile.in (BUILD_RTL): Move build/read-md.o to... (BUILD_MD): ...this new variable. (simple_generated_rtl_h, simple_generated_rtl_c): New variables that include the old contents of simple_generated_h and simple_generated_c. (simple_generated_h, simple_generated_c): Include them. Add insn-constants.h. (s-%): Make simple_generated_{h,c} stamps depend on $(MD_DEPS) and simple_generated_rtl_{h,c} stamps depend on insn-conditions.md. Remove these dependencies from the main rule and include insn-conditions.md in the command line only if it appears in the dependency list. (insn-constants.h, s-constants): Delete. (build/genconstants.o): Don't depend on $(RTL_BASE_H), $(GTM_H) or gensupport.h. (build/genmddeps.o): Likewise. (genprogrtl): New variable that contains everything from genprogmd except mddeps and constants. (genprogmd): Redefine in terms of genprogrtl. Make these programs depend on $(BUILD_MD) (genprog): New variable. Make these programs depend on $(BUILD_ERRORS). * genmddeps.c: Don't include tm.h, rtl.h or gensupport.h. (main): Use read_md_files instead of init_rtx_reader_args. * genconstants.c: As for genmddeps.c. * read-md.h (read_skip_construct): Declare. * read-md.c (read_skip_construct): New function. (handle_file): Allow a null handle_directive, skipping the construct if so. (parse_include): Update the comment accordingly. 2010-06-10 Richard Sandiford * Makefile.in (build/genmddeps.o): Depend on $(READ_MD_H). * genmddeps.c: Include read-md.h. (main): Call init_rtx_reader_args instead of init_md_reader_args. * genattr.c (main): Likewise. * genattrtab.c (main): Likewise. * genautomata.c (main): Likewise. * gencodes.c (main): Likewise. * genconditions.c (main): Likewise. * genconfig.c (main): Likewise. * genconstants.c (main): Likewise. * genemit.c (main): Likewise. * genextract.c (main): Likewise. * genflags.c (main): Likewise. * genopinit.c (main): Likewise. * genoutput.c (main): Likewise. * genpeep.c (main): Likewise. * genrecog.c (main): Likewise. * genpreds.c (main): Likewise. * gensupport.h (in_fname): Move to read-md.h. (init_md_reader_args_cb): Rename to... (init_rtx_reader_args_cb): ...this and return a bool. (init_md_reader_args): Rename to... (init_rtx_reader_args): ...this and return a bool. (include_callback): Move to read-md.h. * gensupport.c (in_fname, include_callback, base_dir, max_include_len) (file_name_list, first_dir_md_include): Move to read-md.c (first_bracket_include): Delete unused variable. (last_dir_md_include): Move to read-md.c. (process_include): Delete, moving code to read-md.c:handle_include. (process_rtx): Don't handle INCLUDE. (save_string): Delete. (rtx_handle_directive): New function. (init_md_reader_args_cb): Rename to... (init_rtx_reader_args_cb): ...this and return a boolean success value. Use read_md_args. (init_md_reader_args): Rename to... (init_rtx_reader_args): ...this and return a boolean success value. * rtl.def (INCLUDE): Delete. * rtl.h (read_rtx): Remove "int *" argument. Add "const char *" argument. * read-rtl.c (read_conditions): Don't gobble ')' here. (read_mapping): Likewise. (read_rtx): Remove LINENO argument. Add RTX_NAME argument. Handle top-level non-rtx constructs here rather than in read_rtx_1. Store the whole queue in *X. Remove call to init_md_reader. (read_rtx_1): Rename to... (read_rtx_code): ...this. Call read_nested_rtx to read subrtxes. Don't handle top-level non-rtx constructs here. Don't handle (nil) here. (read_nested_rtx): New function. Handle (nil) here rather than in read_rtx_code. (read_rtx_variadic): Call read_nested_rtx to read subrtxes. Don't gobble ')' here. * read-md.h (directive_handler_t): New type. (in_fname, include_callback): Moved from read-md.h. (read_constants, init_md_reader): Delete. (read_md_files): Declare. * read-md.c (file_name_list, in_fname, base_dir, first_dir_md_include) (last_dir_md_include_ptr, include_callback, max_include_len): Moved from gensupport.c. (read_constants): Rename to... (handle_constants): ...this. Don't gobble ')' here. (handle_include, handle_file, handle_toplevel_file) (parse_include): New functions, mostly taken from gensupport.c. (init_md_reader): Subsume into... (read_md_files): ...this new function. 2010-06-10 Richard Sandiford * read-md.h (read_char): Increment read_md_lineno after reading '\n'. (unread_char): Decrement read_md_lineno after putting back '\n'. * read-md.c (fatal_with_file_and_line): Push back any characters that we decide not to add to the context. (read_skip_spaces): Don't increment read_md_lineno here. Avoid using fatal_expected_char in cases where '/' ends a line (for example). (read_name): Don't increment read_md_lineno here. (read_escape): Likewise. (read_quoted_string): Likewise. (read_braced_string): Likewise. 2010-06-10 Richard Sandiford * Makefile.in (READ_MD_H): Add $(HASHTAB_H). (build/genconstants.o): Depend on $(READ_MD_H) gensupport.h. * genconstants.c: Include read-md.h. * read-rtl.c (md_constants): Move to read-md.c. (md_name): Move to read-md.h. (initialize_iterators): Use leading_string_hash instead of def_hash and leading_string_eq_p instead of def_name_eq_p. (read_name): Move to read-md.c. (def_hash, def_name_eq_p): Delete. (read_constants, traverse_md_constants): Move to read-md.c. * rtl.h (md_constant, traverse_md_constants): Move to read-md.h. * read-md.h: Include hashtab.h. (md_name): Moved from read-rtl.c. (md_constant): Moved from read-md.h. (leading_string_hash, leading_string_eq_p, read_name) (read_constants, traverse_md_constants): Declare. * read-md.c (md_constants): Moved from read-rtl.c. (leading_string_hash, leading_string_eq_p): New functions. (read_name, read_constants, traverse_md_constants): Moved from read-rtl.c. 2010-06-10 Richard Sandiford * read-rtl.c (md_name): New structure. (read_name): Take an md_name instead of a buffer pointer. Use the "string" field instead of strcpy when expanding constants. (read_constants): Remove the tmp_char argument. Update the calls to read_name, using two local name buffers instead of the tmp_char argument. Merge the constant-creation code. (read_conditions): Remove the tmp_char argument. Update the calls to read_name, using a local name buffer instead of the tmp_char argument. (read_mapping): Replace tmp_char variable with a local name buffer. Update the calls to read_name. (read_rtx_1): Likewise. Update the calls to read_constants and read_conditions. 2010-06-10 Richard Sandiford * Makefile.in (build/read-md.o): Depend on errors.h. * read-md.h (error_with_line): Declare. * read-md.c: Include errors.h. (message_with_line_1): New function, extracted from... (message_with_line): ...here. (error_with_line): New function. * genattrtab.c: If a call to message_with_line is followed by "have_error = 1;", replace both statements with a call to error_with_line. * genoutput.c: Likewise. * genpreds.c: Likewise. * genrecog.c: If a call to message_with_line is followed by "error_count++;", replace both statements with a call to error_with_line. (errorcount): Delete. (main): Don't check it. * gensupport.c: If a call to message_with_line is followed by "errors = 1;", replace both statements with a call to error_with_line. (errors): Delete. (process_define_cond_exec): Check have_error instead of errors. (init_md_reader_args_cb): Likewise. Don't set errors. 2010-06-10 Richard Sandiford * read-md.h (read_md_file): Declare. (read_char, unread_char): New functions. (fatal_with_file_and_line, fatal_expected_char, read_skip_spaces) (read_quoted_string, read_string): Remove FILE * argument. * read-md.c (read_md_file): New variable. (read_md_filename, read_md_lineno): Update comments and remove unnecessary initialization. (fatal_with_file_and_line, fatal_expected_char, read_skip_spaces) (read_escape, read_quoted_string, read_braced_string, read_string): Remove FILE * argument. Update calls accordingly, using read_char and unread_char instead of getc and ungetc. * rtl.h (read_rtx): Remove FILE * argument. * read-rtl.c (iterator_group): Remove FILE * argument from "find_builtin". (iterator_traverse_data): Remove "infile" field. (find_mode, find_code, apply_mode_maps, apply_iterator_to_rtx) (add_mapping, read_name, read_constants, read_conditions) (validate_const_int, find_iterator, read_mapping, check_code_iterator) (read_rtx, read_rtx_1, read_rtx_variadic): Remove FILE * argument. Remove file arguments from all calls, using read_char and unread_char instead of getc and ungetc. * gensupport.c (process_include): Preserve read_md_file around the include. Set read_md_file to the handle of the included file. Update call to read_rtx. (init_md_reader_args_cb): Set read_md_file to the handle of the file and remove local FILE *. Update calls to read_rtx. 2010-06-10 Richard Sandiford * read-md.h (read_rtx_lineno): Rename to... (read_md_lineno): ...this. (read_rtx_filename): Rename to... (read_md_filename): ...this. (copy_rtx_ptr_loc): Rename to... (copy_md_ptr_loc): ...this. (print_rtx_ptr_loc): Rename to... (print_md_ptr_loc): ...this. * read-md.c: Likewise. Update references after renaming. (string_obstack): Replace RTL with MD in comment. (set_rtx_ptr_loc): Rename to... (set_md_ptr_loc): ...this. (get_rtx_ptr_loc): Rename to... (get_md_ptr_loc): ...this. * genconditions.c: Update references after renaming. * genemit.c: Likewise. * genoutput.c: Likewise. * genpreds.c: Likewise. * gensupport.c: Likewise. * read-rtl.c: Likewise. 2010-06-10 Richard Sandiford * Makefile.in (READ_MD_H): New variable. (BUILD_RTL): Add build/read-md.o. (lto-wrapper.o): Depend on coretypes.h instead of defaults.h. (build/gensupport.o, build/read-rtl.o, build/genattr.o) (build/genattrtab.o, build/genconditions.o build/genemit.o) (build/genextract.o, build/genflags.o, build/genoutput.o) (build/genpreds.o, build/genrecog.o): Depend on $(READ_MD_H). (build/read-md.o): New rule. * defaults.h (obstack_chunk_alloc, obstack_chunk_free) (OBSTACK_CHUNK_SIZE, gcc_obstack_init): Move to... * coretypes.h: ...here. * lto-wrapper.c: Include coretypes.h instead of defaults.h. * pretty-print.c (obstack_chunk_alloc, obstack_chunk_free): Delete. * genattr.c: Include read-md.h. * genattrtab.c: Likewise. * genconditions.c: Likewise. * genemit.c: Likewise. * genextract.c: Likewise. * genflags.c: Likewise. * genoutput.c: Likewise. * genpreds.c: Likewise. * genrecog.c: Likewise. * rtl.h (read_skip_spaces, copy_rtx_ptr_loc, print_rtx_ptr_loc) (join_c_conditions, print_c_condition, read_rtx_filename) (read_rtx_lineno): Move to read-md.h. * read-rtl.c: Include read-md.h. (ptr_loc, string_obstack, ptr_locs, ptr_loc_obstack) (joined_conditions, joined_conditions_obstack, read_rtx_lineno) (read_rtx_filename, fatal_with_file_and_line, fatal_expected_char) (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc, get_rtx_ptr_loc) (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions) (print_c_condition, read_skip_spaces, read_escape, read_quoted_string) (read_braced_string, read_string): Move to read-md.c. (read_rtx): Move some initialization to init_md_reader and call init_md_reader here. * gensupport.h (message_with_line, n_comma_elts, scan_comma_elt): Move to read-md.h. * gensupport.c: Include read-md.h. (message_with_line, n_comma_elts, scan_comma_elt): Move to read-md.c. * read-md.h, read-md.c: New files. 2010-06-10 Anatoly Sokolov * config/moxie/moxie.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros. * config/moxie/moxie-protos.h (moxie_function_value): Remove. * config/moxie/moxie.c (moxie_function_value): Make static. (moxie_libcall_value, moxie_function_value_regno_p): New functions. (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define. 2010-06-10 Martin Jambor * Makefile.in (tree-sra.o): Add DBGCNT_H to dependencies. * dbgcnt.def (tree_sra): New counter. * tree-sra.c: Include dbgcnt.h. (gate_intra_sra): Check tree_sra debug counter. 2010-06-10 Martin Jambor PR tree-optimization/44258 * tree-sra.c (build_access_subtree): Return false iff there is a partial overlap. (build_access_trees): Likewise. (analyze_all_variable_accesses): Disqualify candidates if build_access_trees returns true for them. 2010-06-10 Alexandre Oliva PR debug/41371 * var-tracking.c (find_loc_in_1pdv): Remove recursion, only tail-recurse into canonical node. Fast-forward over non-canonical VALUEs. 2010-06-10 H.J. Lu PR boostrap/44470 * config/i386/i386.md (*add_1): Revert revision 160394. (*addsi_1_zext) : Likewise. (add lea splitter): Likewise. (add_zext lea splitter): Likewise. 2010-06-10 Joseph Myers * common.opt (fshow-column): Don't mark as C ObjC C++ ObjC++. 2010-06-10 Jan Hubicka * df-problems.c (df_live_problem_data): Add live_bitmaps. (df_live_alloc): Initialize problem data and live_osbtacks. (df_live_finalize): Remove obstack, problem data; do not clear all bitmaps. (df_live_top_dump, df_live_bottom_dump): Do not dump old data when not allocated. (df_live_verify_solution_start): Do not allocate problem data. (df_live_verify_solution_end): Check if out is allocated. (struct df_md_problem_data): New structure. (df_md_alloc): Allocate problem data. (df_md_free): Free problem data; do not clear bitmaps. 2010-06-10 Jan Beulich PR bootstrap/37304 * configure.ac: Replace $() with ${} when intending to expand variables rather than invoking commands. * configure: Re-generate. 2010-06-10 Jan Hubicka PR rtl-optimization/44460 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove TYPE_NEEDS_CONSTRUCTING sanity check. 2010-06-10 Gerald Pfeifer * doc/include/fdl.texi: Move to GFDL version 1.3. * doc/cpp.texi: Move to GFDL version 1.3. * doc/gcc.texi: Move to GFDL version 1.3. Fix copyright years. * doc/gccint.texi: Move to GFDL version 1.3. * doc/gcov.texi: Move to GFDL version 1.3. Update copyright years. * doc/install.texi: Move to GFDL version 1.3. Fix copyright years. * doc/invoke.texi: Move to GFDL version 1.3. 2010-06-09 Jan Hubicka * ipa-pure-const.c (propagate_pure_const, propagate_noreturn): Break out from ... (propagate) ... here; swap the order. 2010-06-09 Jan Hubicka * bitmap.c (bitmap_elt_insert_after, bitmap_first_set_bit, bitmap_first_set_bit, bitmap_last_set_bit, bitmap_last_set_bit, bitmap_and_into, bitmap_and_compl_into, bitmap_set_range, bitmap_compl_and_into, bitmap_elt_ior): Use checking asserts. 2010-06-09 Changpeng Fang * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Do not the gather memory reference in the outer loop if the step is not a constant. 2010-06-09 Changpeng Fang * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO) : Change the PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO threshold value from 8 to 4. Minor change of the related comments. 2010-06-09 Sebastian Pop * tree-scalar-evolution.c (instantiate_scev_name): Do not fail the scev analysis when the variable is not used outside the loop in a close phi node: call compute_overall_effect_of_inner_loop. 2010-06-09 Sebastian Pop * graphite-sese-to-poly.c (single_pred_cond): Renamed single_pred_cond_non_loop_exit. Return NULL for loop exit edges. (build_sese_conditions_before): Renamed call to single_pred_cond. (build_sese_conditions_after): Same. 2010-06-09 Sebastian Pop * graphite-poly.h: Fix comments and indentation. * graphite-sese-to-poly.c: Same. (build_sese_conditions_before): Compute stmt and gbb only when needed. * tree-chrec.c: Fix comments and indentation. (tree-ssa-loop-niter.c): Same. 2010-06-09 Eric Botcazou PR rtl-optimization/42461 * dce.c (deletable_insn_p): Return true for const or pure calls again. * except.c (insn_could_throw_p): Return false if !flag_exceptions. 2010-06-09 Jan Hubicka * bitmap.c (bitmap_and): Walk array forward. (bitmap_and_compl_into): Likewise. (bitmap_xor): Likewise. (bitmap_xor_into): Likewise. (bitmap_equal_p): Likewise. (bitmap_intersect_p): Likewise. (bitmap_intersect_compl_p): Likewise. (bitmap_ior_and_into): Likewise. (bitmap_elt_copy): Likewise. (bitmap_and_compl): Likewise. (bitmap_elt_ior): Likewise. 2010-06-09 Dave Korn * opts-common.c (prune_options): Ensure replacement argv array is correctly terminated by a NULL entry. 2010-06-09 Jan Hubicka * cgraph.h (varpool_first_static_initializer, varpool_next_static_initializer): Make checking only when checking enabled. * tree-vectorizer.h (vinfo_for_stmt): Remove check. (set_vinfo_for_stmt, get_earlier_stmt, is_loop_header_bb_p): Change gcc_assert to gcc_checking_assert. * tree-flow-inline.h (gimple_vop, get_var_ann, relink_imm_use, phi_nodes, set_phi_nodes, phi_arg_index_from_use, op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init, op_iter_init_use, op_iter_init_phiuse, op_iter_init_phidef, array_ref_contains_indirect_ref, ref_contains_array_ref): Use gcc_checking_assert. * emit-rtl.h (set_first_insn, set_last_insn): Likewise. * tree-ssa-live.h (var_to_partition, var_to_partition_to_var, partition_is_global, live_on_entry, live_on_exit, live_merge_and_clear): Likewise. * system.h (gcc_checking_assert): New macro. * gimple.h (set_bb_seq): Use gcc_checking_assert. 2010-06-09 Jason Merrill * Makefile.in (TAGS): Collect tags info from c-family. 2010-06-09 Jan Hubicka * gimple.h (gcc_gimple_checking_assert): New macro. (gimple_set_def_ops, gimple_set_use_ops, gimple_set_vuse, gimple_set_vdef, gimple_omp_subcode, gimple_omp_set_subcode, gimple_ops, gimple_op, gimple_op_ptr, gimple_op_ptr, gimple_set_op, gimple_bind_set_block, gimple_asm_input_op, gimple_asm_input_op_ptr, gimple_asm_set_input_op, gimple_asm_output_op, gimple_asm_output_op_ptr, gimple_asm_set_output_op, gimple_asm_clobber_op, gimple_asm_set_clobber_op, gimple_asm_label_op, gimple_asm_set_label_op, gimple_try_set_kind, gimple_try_catch_is_cleanup, gimple_try_set_catch_is_cleanup, gimple_phi_arg, gimple_switch_num_labels, gimple_switch_set_index, gimple_switch_label, gimple_switch_set_label, gimple_omp_for_index, gimple_omp_for_index_ptr, gimple_omp_for_set_index, gimple_omp_for_initial, gimple_omp_for_initial_ptr, gimple_omp_for_set_initial, gimple_omp_for_final, gimple_omp_for_final_ptr, gimple_omp_for_set_final, gimple_omp_for_incr, gimple_omp_for_incr_ptr, gimple_omp_for_set_incr, gimple_omp_for_set_cond, gimple_omp_for_cond): Make checking conditional with ENABLE_GIMPLE_CHECKING. (gimple_phi_set_arg): Likewise; replace memcpy by assignment. 2010-06-09 Sandra Loosemore * tree-ssa-loop-ivopts.c (adjust_setup_cost): New function. (get_computation_cost_at): Use it. (determine_use_iv_cost_condition): Likewise. (determine_iv_cost): Likewise. 2010-06-09 Richard Guenther * tree-ssa-loop-niter.c (simplify_replace_tree): Do not replace constants. 2010-06-09 Kai Tietz * c-objc-common.c (c_tree_printer): Pre-intialize t by NULL_TREE. 2010-06-09 Martin Jambor PR tree-optimization/44423 * tree-sra.c (dump_access): Dump also grp_assignment_read. (analyze_access_subtree): Pass negative allow_replacements to children if the current type is scalar. 2010-06-09 Joern Rennecke PR testsuite/42843 * gcc-plugin.h (int plugin_is_GPL_compatible): Declare as extern "C". * doc/plugins.texi (Plugin license check): Update information on type of plugin_is_GPL_compatible. * Makefile.in (PLUGINCC): Define as $(COMPILER). (PLUGINCFLAGS): Define as $(COMPILER_FLAGS). 2010-06-09 Bernd Schmidt * config/arm/arm.c (thumb2_reorg): New function. (arm_reorg): Call it. * config/arm/thumb2.md (define_peephole2 for flag clobbering arithmetic operations): Delete. 2010-06-09 Edmar Wienskoski PR target/44067 * config/rs6000/rs6000.md (DIFD): Do not split dpfp values for e500v2 target. 2010-06-09 Joern Rennecke PR plugins/44459 * gcc-plugin.h: Encapsulate all declarations in extern "C". 2010-06-08 Jan Hubicka * basic-block.h (single_succ_edge, single_pred_edge, ei_container, ei_next, ei_prev): Do sanity checking with ENABLE_CHECKING only. 2010-06-08 Sandra Loosemore PR tree-optimization/39874 PR middle-end/28685 * gimple.h (maybe_fold_and_comparisons, maybe_fold_or_comparisons): Declare. * gimple-fold.c (canonicalize_bool, same_bool_comparison_p, same_bool_result_p): New. (and_var_with_comparison, and_var_with_comparison_1, and_comparisons_1, and_comparisons, maybe_fold_and_comparisons): New. (or_var_with_comparison, or_var_with_comparison_1, or_comparisons_1, or_comparisons, maybe_fold_or_comparisons): New. * tree-ssa-reassoc.c (eliminate_redundant_comparison): Use maybe_fold_and_comparisons or maybe_fold_or_comparisons instead of combine_comparisons. * tree-ssa-ifcombine.c (ifcombine_ifandif, ifcombine_iforif): Likewise. 2010-06-08 Anatoly Sokolov * config/pdp11/pdp11.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros. * config/pdp11/pdp11.c (pdp11_function_value, pdp11_libcall_value, pdp11_function_value_regno_p): New functions. (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define. 2010-06-08 Kazu Hirata * config/arm/arm.c (arm_rtx_costs_1): Don't special case for Thumb-2 in the MINUS case. 2010-06-08 Laurynas Biveinis * doc/tm.texi (Per-Function Data): Do not reference ggc_alloc. * doc/gty.texi (GTY Options): Document typed GC allocation and variable_size GTY option. * ggc-internal.h: New. * ggc.h: Update copyright year. (digit_string): Move to stringpool.c. (ggc_mark_stringpool, ggc_purge_stringpool, ggc_mark_roots) (gt_pch_save_stringpool, gt_pch_fixup_stringpool) (gt_pach_restore_stringpool, gt_pch_p_S, gt_pch_note_object) (init_ggc_pch, ggc_pch_count_object, ggc_pch_total_size) (ggc_pch_this_base, ggc_pch_alloc_object, ggc_pch_prepare_write) (ggc_pch_write_object, ggc_pch_finish, ggc_pch_read) (ggc_force_collect, ggc_get_size, ggc_statistics) (ggc_print_common_statistics): Move to ggc-internal.h. (digit_vector, new_ggc_zone, destroy_ggc_zone, ggc_alloc_stat) (ggc_alloc, ggc_alloc_cleared, ggc_realloc, ggc_calloc, GGC_NEW) (GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR, ggc_alloc_rtvec) (ggc_alloc_tree, gt_pch_save, ggc_min_expand_heuristic) (ggc_min_heapsize_heuristic, ggc_alloc_zone) (ggc_alloc_zone_pass_stat): Remove. (ggc_internal_alloc_stat, ggc_internal_alloc) (ggc_internal_cleared_alloc_stat): New. (GGC_RESIZEVEC, GGC_RESIZEVAR): Redefine. (ggc_internal_vec_alloc_stat) (ggc_internal_cleared_vec_alloc_stat) (ggc_internal_vec_alloc_stat, ggc_internal_cleared_vec_alloc) (ggc_alloc_atomic_stat, ggc_alloc_atomic) (ggc_alloc_cleared_atomic, ggc_cleared_alloc_htab_ignore_args) (ggc_cleared_alloc_ptr_array_two_args): New. (htab_create_ggc, splay_tree_new_ggc): Redefine. (ggc_splay_alloc): Change the type of the first argument to enum gt_types_enum. (ggc_alloc_string): Make macro. (ggc_alloc_string_stat): New. (ggc_strdup): Redefine. (rtl_zone, tree_zone, tree_id_zone): Declare unconditionally. (ggc_alloc_rtvec_sized): New. (ggc_alloc_zone_stat): Rename to ggc_internal_alloc_zone_stat. (ggc_internal_alloc_zone_pass_stat, ggc_internal_alloc_zone_stat) (ggc_internal_cleared_alloc_zone_stat) (ggc_internal_zone_alloc_stat) (ggc_internal_zone_cleared_alloc_stat) (ggc_internal_zone_vec_alloc_stat) (ggc_alloc_zone_rtx_def_stat) (ggc_alloc_zone_tree_node_stat) (ggc_alloc_zone_cleared_tree_node_stat) (ggc_alloc_cleared_gimple_statement_d_stat): New. * ggc-common.c: Include ggc-internal.h. (ggc_internal_cleared_alloc_stat): Rename from ggc_alloc_cleared_stat. (ggc_realloc_stat): Use ggc_internal_alloc_stat. (ggc_calloc): Remove. (ggc_cleared_alloc_htab_ignore_args): New. (ggc_cleared_alloc_ptr_array_two_args): New. (ggc_splay_alloc): Add obj_type parameter. (init_ggc_heuristics): Formatting fixes. * ggc-none.c: Update copyright year. (ggc_alloc_stat): Rename to ggc_alloc_stat. (ggc_alloc_cleared_stat): Rename to ggc_internal_cleared_alloc_stat. (struct alloc_zone, rtl_zone, tree_zone, tree_id_zone): New. * ggc-page.c: Update copyright year. Include ggc-internal.h. Remove references to ggc_alloc in comments. (ggc_alloc_typed_stat): Call ggc_internal_alloc_stat. (ggc_alloc_stat): Rename to ggc_internal_alloc_stat. (new_ggc_zone, destroy_ggc_zone): Remove. (struct alloc_zone, rtl_zone, tree_zone, tree_id_zone): New. * ggc-zone.c: Include ggc-internal.h. Remove references to ggc_alloc in comments. (ggc_alloc_zone_stat): ggc_internal_alloc_zone_stat. (ggc_internal_alloc_zone_pass_stat): New. (ggc_internal_cleared_alloc_zone_stat): New. (ggc_alloc_typed_stat): Use ggc_internal_alloc_zone_pass_stat. (ggc_alloc_stat): Rename ggc_internal_alloc_stat. (new_ggc_zone, destroy_ggc_zone): Remove. * stringpool.c: Update copyright year. Include ggc-internal.h (digit_vector): Make static. (digit_string): Moved from ggc.h. (stringpool_ggc_alloc): Use ggc_alloc_atomic. (ggc_alloc_string): Rename to ggc_alloc_string_stat. * Makefile.in (GGC_INTERNAL_H): New. (ggc_common.o, ggc-page.o, ggc-zone.o, stringpool.o): Add $(GGC_INTERNAL_H) to dependencies. * gentype.c: Update copyright year. (walk_type): Accept variable_size GTY option. (USED_BY_TYPED_GC_P): New macro. (write_enum_defn): Use USED_BY_TYPED_GC_P. Do not output whitespace at the end of strings. (get_type_specifier, variable_size_p): New functions. (alloc_quantity, alloc_zone): New enums. (write_typed_alloc_def): New function. (write_typed_struct_alloc_def): Likewise. (write_typed_typed_typedef_alloc_def): Likewise. (write_typed_alloc_defns): Likewise. (output_typename, write_splay_tree_allocator_def): Likewise. (write_splay_tree_allocators): Likewise. (main): Call write_typed_alloc_defns and write_splay_tree_allocators. * lto-streamer.h (lto_file_decl_data_ptr): New. * passes.c (order): Define using cgraph_node_ptr. * strinpool.c (struct string_pool_data): Declare nested_ptr using ht_identifier_ptr. * gimple.h (union gimple_statement_d): Likewise. * rtl.h (struct rtx_def): Likewise. (struct rtvec_def): Likewise. * tree.h (union tree_node): Likewise. * tree-ssa-operands.h (struct ssa_operand_memory_d): Likewise. * cfgloop.c (record_loop_exits): Use htab_create_ggc. * tree-scalar-evolution.c (scev_initialize): Likewise. * alias.c (record_alias_subset): Update splay_tree_new_ggc call. * dwarf2asm.c (dw2_force_const_mem): Likewise. * omp-low.c (lower_omp_critical): Likewise. * bitmap.h (struct bitmap_head_def): Update comment to not reference ggc_alloc. * config/pa/pa.c (get_deferred_label): Use GGC_RESIZEVEC. * ira.c (fix_reg_equiv_init): Use GGC_RESIZEVEC. * ipa-prop.c (duplicate_ggc_array): Rename to duplicate_ipa_jump_func_array. Use typed GC allocation. (ipa_edge_duplication_hook): Call duplicate_ipa_jump_func_array. * gimple.c (gimple_alloc_stat): Use ggc_alloc_cleared_gimple_statement_d_stat. * varasm.c (create_block_symbol): Use ggc_alloc_zone_rtx_def. * tree.c (make_node_stat): Use ggc_alloc_zone_cleared_tree_node_stat. (make_tree_vec_stat): Likewise. (build_vl_exp_stat): Likewise. (copy_node_stat): Use ggc_alloc_zone_tree_node_stat. (make_tree_binfo_stat): Likewise. (tree_cons_stat): Likewise. * rtl.c (rtx_alloc_stat): Use ggc_alloc_zone_rtx_def_stat. (shallow_copy_rtx_stat): Likewise. (make_node_stat): Likewise. * lto-symtab.c: Fix comment. * tree-cfg.c (create_bb): Update comment to not reference ggc_alloc_cleared. * tree-ssa-structalias.c (struct heapvar_for_stmt): Fix param_is value. * varpool.c (varpool_node): Use typed GC allocation. (varpool_extra_name_alias): Likewise. * varasm.c (emutls_decl): Likewise. (get_unnamed_section): Likewise. (get_noswitch_section): Likewise. (get_section): Likewise. (get_block_for_section): Likewise. (build_constant_desc): Likewise. (create_constant_pool): Likewise. (force_const_mem): Likewise. * tree.c (build_vl_exp_stat): Likewise. (build_real): Likewise. (build_string): Likewise. (decl_debug_expr_insert): Likewise. (decl_value_expr_insert): Likewise. (type_hash_add): Likewise. (build_omp_clause): Likewise. * tree-ssanames.c (duplicate_ssa_name_ptr_info): Likewise. * tree-ssa.c (init_tree_ssa): Likewise. * tree-ssa-structalias.c (heapvar_insert): Likewise. * tree-ssa-operands.c (ssa_operand_alloc): Likewise. * tree-ssa-loop-niter.c (record_estimate): Likewise. * tree-ssa-alias.c (get_ptr_info): Likewise. * tree-scalar-evolution.c (new_scev_info_str): Likewise. * tree-phinodes.c (allocate_phi_node): Likewise. * tree-iterator.c (tsi_link_before): Likewise. (tsi_link_after): Likewise. * tree-eh.c (add_stmt_to_eh_lp_fn): Likewise. * tree-dfa.c (create_var_ann): Likewise. * tree-cfg.c (create_bb): Likewise. * toplev.c (alloc_for_identifier_to_locale): Likewise. (general_init): Likewise. * stringpool.c (stringpool_ggc_alloc): Likewise. (gt_pch_save_stringpool): Likewise. * sese.c (if_region_set_false_region): Likewise. * passes.c (do_per_function_toporder): Likewise. * optabs.c (set_optab_libfunc): Likewise. (set_conv_libfunc): Likewise. * lto-symtab.c (lto_symtab_register_decl): Likewise. * lto-streamer-in.c (lto_input_eh_catch_list): Likewise. (input_eh_region): Likewise. (input_eh_lp): Likewise. (make_new_block): Likewise. (unpack_ts_real_cst_value_fields): Likewise. * lto-section-in.c (lto_new_in_decl_state): Likewise. * lto-cgraph.c (input_node_opt_summary): Likewise. * loop-init.c (loop_optimizer_init): Likewise. * lambda.h (lambda_vector_new): Likewise. * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise. * ira.c (update_equiv_regs): Likewise. * ipa.c (cgraph_node_set_new): Likewise. (cgraph_node_set_add): Likewise. (varpool_node_set_new): Likewise. (varpool_node_set_add): Likewise. * ipa-prop.c (ipa_compute_jump_functions_for_edge): Likewise. (duplicate_ipa_jump_func_array): Likewise. (ipa_read_node_info): Likewise. * ipa-cp.c (ipcp_create_replace_map): Likewise. * integrate.c (get_hard_reg_initial_val): Likewise. * gimple.c (gimple_alloc_stat): Likewise. (gimple_build_omp_for): Likewise. (gimple_seq_alloc): Likewise. (gimple_copy): Likewise. * gimple-iterator.c (gsi_insert_before_without_update): Likewise. (gsi_insert_after_without_update): Likewise. * function.c (add_frame_space): Likewise. (insert_temp_slot_address): Likewise. (assign_stack_temp_for_type): Likewise. (allocate_struct_function): Likewise. (types_used_by_var_decl_insert): Likewise. * except.c (init_eh_for_function): Likewise. (gen_eh_region): Likewise. (gen_eh_region_catch): Likewise. (gen_eh_landing_pad): Likewise. (add_call_site): Likewise. * emit-rtl.c (get_mem_attrs): Likewise. (get_reg_attrs): Likewise. (start_sequence): Likewise. (init_emit): Likewise. * dwarf2out.c (new_cfi): Likewise. (queue_reg_save): Likewise. (dwarf2out_frame_init): Likewise. (new_loc_descr): Likewise. (find_AT_string): Likewise. (new_die): Likewise. (add_var_loc_to_decl): Likewise. (clone_die): Likewise. (clone_as_declaration): Likewise. (break_out_comdat_types): Likewise. (new_loc_list): Likewise. (loc_descriptor): Likewise. (add_loc_descr_to_each): Likewise. (add_const_value_attribute): Likewise. (tree_add_const_value_attribute): Likewise. (add_comp_dir_attribute): Likewise. (add_name_and_src_coords_attributes): Likewise. (lookup_filename): Likewise. (store_vcall_insn): Likewise. (dwarf2out_init): Likewise. * dbxout.c (dbxout_init): Likewise. * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise. * config/sparc/sparc.c (sparc_init_machine_status): Likewise. * config/score/score7.c (score7_output_external): Likewise. * config/score/score3.c (score3_output_external): Likewise. * config/s390/s390.c (s390_init_machine_status): Likewise. * config/rs6000/rs6000.c (builtin_function_type): Likewise. (rs6000_init_machine_status): Likewise. (output_toc): Likewise. * config/pa/pa.c (pa_init_machine_status): Likewise. (get_deferred_plabel): Likewise. * config/moxie/moxie.c (moxie_init_machine_status): Likewise. * config/mmix/mmix.c (mmix_init_machine_status): Likewise. * config/mips/mips.c (mflip_mips16_use_mips16_p): Likewise. * config/mep/mep.c (mep_init_machine_status): Likewise. (mep_note_pragma_flag): Likewise. * config/m32c/m32c.c (m32c_init_machine_status): Likewise. * config/iq2000/iq2000.c (iq2000_init_machine_status): Likewise. * config/ia64/ia64.c (ia64_init_machine_status): Likewise. * config/i386/winnt.c (i386_pe_record_external_function): Likewise. (i386_pe_maybe_record_exported_symbol): Likewise. * config/i386/i386.c (get_dllimport_decl): Likewise. (ix86_init_machine_status): Likewise. (assign_386_stack_local): Likewise. * config/frv/frv.c (frv_init_machine_status): Likewise. * config/darwin.c (machopic_indirection_name): Likewise. * config/cris/cris.c (cris_init_machine_status): Likewise. * config/bfin/bfin.c (bfin_init_machine_status): Likewise. * config/avr/avr.c (avr_init_machine_status): Likewise. * config/arm/arm.c (arm_init_machine_status): Likewise. * config/alpha/alpha.c (alpha_init_machine_status): Likewise. (alpha_need_linkage): Likewise. (alpha_use_linkage): Likewise. * cgraph.c (cgraph_allocate_node): Likewise. (cgraph_create_edge_1): Likewise. (cgraph_create_indirect_edge): Likewise. (cgraph_add_asm_node): Likewise. * cfgrtl.c (init_rtl_bb_info): Likewise. * cfgloop.c (alloc_loop): Likewise. (rescan_loop_exit): Likewise. * cfg.c (init_flow): Likewise. (alloc_block): Likewise. (unchecked_make_edge): Likewise. * c-parser.c (c_parse_init): Likewise. (c_parse_file): Likewise. * c-decl.c (bind): Likewise. (record_inline_static): Likewise. (push_scope): Likewise. (make_label): Likewise. (lookup_label_for_goto): Likewise. (finish_struct): Likewise. (finish_enum): Likewise. (c_push_function_context): Likewise. * bitmap.c (bitmap_element_allocate): Likewise. (bitmap_gc_alloc_stat): Likewise. * alias.c (record_alias_subset): Likewise. (init_alias_analysis): Likewise. 2010-06-08 Shujing Zhao * fold-const.c (fold_comparison): Remove redundant parenthesis. * tree-inline.c (expand_call_inline): Pass translated return value of cgraph_inline_failed_string to diagnostic function. 2010-06-08 Andrew Pinski Shujing Zhao PR c/37724 * c-typeck.c (convert_for_assignment): Call pedwarn_init if the implicit bad conversions is initialization. (error_init): Use gmsgid instead of msgid for argument name and change the call for error. (pedwarn_init): Use gmsgid instead of msgid for argument name and change the call for pedwarn. (warning_init): Use gmsgid instead of msgid for argument name and change the call for warning. 2010-06-07 Nathan Froyd * config/mips/mips-protos.h (mips_print_operand): Delete. (mips_print_operand_address): Delete. * config/mips/mips.h (mips_print_operand_punct): Delete. (PRINT_OPERAND): Delete. (PRINT_OPERAND_PUNCT_VALID_P): Delete. (PRINT_OPERAND_ADDRESS): Delete. * config/mips/mips.c (mips_print_operand_punct): Make static. (mips_print_operand_address): Make static. (mips_print_operand): Make static. Call mips_print_operand_punct_valid_p. (mips_print_operand_punct_valid_p): New function. (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define. (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define. 2010-06-07 Jan Hubicka PR middle-end/44454 (df_lr_top_dump, df_lr_bottom_dump): Check that in/out bitmaps are allocated. 2010-06-07 Kaz Kojima * config/sh/sh.c (sh_build_builtin_va_list): Set tree type name of RECORD. 2010-06-07 Rainer Orth * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes): Document gas. 2010-06-07 Uros Bizjak * config/i386/i386.md (*add_1): Remove alternative 2. : Split instruction. : Remove alternative 2 handling. (*addsi_1_zext) : Split instruction. (add lea splitter): Generate SImode lea for mode sizes <= SImode. (add_zext lea splitter): Use ix86_lea_for_add_ok in insn predicate. (*movsi_1) : Use %a modifier to output operand 1. (ashift_zext lea splitter): Use DImode for multiplication. * config/i386/i386.c (ix86_expand_epilogue): Do not use ix86_gen_add to generate addition. 2010-06-07 Joseph Myers * common.opt (fira-verbose): Use Var. (fpcc-struct-return): Use Init instead of VarExists. * defaults.h (DEFAULT_PCC_STRUCT_RETURN): Move definition from toplev.c. * flags.h (flag_signed_char, flag_short_enums, flag_pcc_struct_return, flag_ira_verbose, flag_detailed_statistics, flag_remove_unreachable_functions): Remove. * toplev.c (flag_detailed_statistics, flag_signed_char, flag_short_enums, flag_pcc_struct_return, flag_ira_verbose): Remove. (DEFAULT_PCC_STRUCT_RETURN): Move definition to defaults.h. * toplev.h (flag_crossjumping, flag_if_conversion, flag_if_conversion2, flag_keep_static_consts, flag_peel_loops, flag_rerun_cse_after_loop, flag_thread_jumps, flag_tracer, flag_unroll_loops, flag_unroll_all_loops, flag_unswitch_loops, flag_cprop_registers, time_report, flag_ira_loop_pressure, flag_ira_coalesce, flag_ira_move_spills, flag_ira_share_save_slots, flag_ira_share_spill_slots): Remove. 2010-06-07 Jan Hubicka * df-core.c (df_analyze_problem): Do verification after allocation. * df-problems.c (df_lr_problem_data): Add lr_bitmaps. (df_lr_alloc): Initialize problem data; move bitmaps to lr_bitmaps obstack. (df_lr_finalize): Free problem data; do not bother to free bitmaps. (df_lr_verify_solution_start): Do not initialize problem data; allocate bitmaps in lr_bitmaps. (df_lr_verify_solution_end): Do not free problem data. 2010-06-07 Jan Hubicka * cgraph.c (cgraph_edge_cannot_lead_to_return): Also check if caller is noreturn. * ipa-reference.c (analyze_function): Use ipa_ref_cannot_lead_to_return * ipa-ref.h (ipa_ref_cannot_lead_to_return): New function. * ipa-ref.c (ipa_ref_cannot_lead_to_return): New function. * ipa-pure-const.c (check_decl): Add IPA parameter. (state_from_flags): New function. (better_state, worse_state): New functions. (check_call): When in IPA mode, do not care about callees. (check_load, check_store): Update. (check_ipa_load, check_ipa_store): New. (check_stmt): When in IPA mode, use IPA checkers. (analyze_function): Use state_from_flags. (propagate): Check indirect edges and references. 2010-06-07 Kazu Hirata PR rtl-optimization/44404 * auto-inc-dec.c (find_inc): Use reg_overlap_mentioned_p instead of count_occurrences to see if it's safe to modify mem_insn. 2010-06-07 Richard Guenther * gimplify.c (gimplify_cleanup_point_expr): For empty body and EH-only cleanup drop the cleanup instead of inserting it unconditionally. 2010-06-07 Ira Rosen * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Update documentation. * targhooks.c (default_builtin_vectorization_cost): New function. * targhooks.h (default_builtin_vectorization_cost): Declare. * target.h (enum vect_cost_for_stmt): Define. (builtin_vectorization_cost): Change argument and comment. * tree-vectorizer.h: Remove cost model macros. * tree-vect-loop.c: Include target.h. (vect_get_cost): New function. (vect_estimate_min_profitable_iters): Replace cost model macros with calls to vect_get_cost. (vect_model_reduction_cost, vect_model_induction_cost): Likewise. * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Add default implementation. * tree-vect-stmts.c (cost_for_stmt): Replace cost model macros with calls to target hook builtin_vectorization_cost. (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost): Likewise. * Makefile.in (tree-vect-loop.o): Add dependency on TARGET_H. * config/spu/spu.c (spu_builtin_vectorization_cost): Replace with new implementation to return costs. * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise. * config/spu/spu.h: Remove vectorizer cost model macros. * config/i386/i386.h: Likewise. * tree-vect-slp.c (vect_build_slp_tree): Replace cost model macro with a call to target hook builtin_vectorization_cost. 2010-06-06 Sriraman Tallam PR target/44319 * config/i386/i386.c (override_options): Turn zee pass on for level 2 and above and defer till target is known. (optimization_options): Turn on zee pass if TARGET_64BIT is set and turn off otherwise. 2010-05-25 Jan Hubicka * df-core.c (df_set_blocks): Use bitmap_head instead of bitmap. (df_compact_blocks): Likewise. * df.h (struct df): Turn hardware_regs_used, regular_block_artificial_uses, eh_block_artificial_uses, insns_to_delete, insns_to_rescan, insns_to_notes_rescan into bitmap_head. * df-problems.c (df_lr_local_compute, df_lr_confluence_0, df_byte_lr_alloc, df_simulate_fixup_sets): Update. * df-scan.c (df_scan_free_internal, df_scan_alloc, df_scan_start_dump, df_scan_blocks, df_insn_delete, df_insn_rescan, df_insn_rescan_debug_internal, df_insn_rescan_all, df_process_deferred_rescans, df_process_deferred_rescans, df_notes_rescan, df_get_call_refs, df_get_call_refs, regs_invalidated_by_call_regset, df_get_call_refs, df_bb_refs_collect, df_record_entry_block_defs, df_record_exit_block_uses, df_update_exit_block_uses, df_bb_verify, df_entry_block_bitmap_verify, df_scan_verify): Update. 2010-05-25 Dodji Seketeli PR c++/44188 * c-common.c (is_typedef_decl): Move this definition ... * tree.c (is_typedef_decl): ... here. (typdef_variant_p): Move definition here from gcc/cp/tree.c. * c-common.h (is_typedef_decl): Move this declaration ... * tree.h (is_typedef_decl): ... here. (typedef_variant_p): Move declaration here from gcc/cp/cp-tree.h * dwarf2out.c (is_naming_typedef_decl): New function. (gen_tagged_type_die): Split out of ... (gen_type_die_with_usage): ... this function. When an anonymous tagged type is named by a typedef, make sure a DW_TAG_typedef DIE is emitted for the typedef. (gen_typedef_die): Emit DW_TAG_typedef also for typedefs naming anonymous tagged types. 2010-06-06 Manuel López-Ibáñez PR c/20000 * c-decl.c (grokdeclarator): Delete warning. 2010-06-06 Eric Botcazou * stor-layout.c (self_referential_size): Set UNKNOWN_LOCATION on the newly built CALL_EXPR. * tree-profile.c (tree_profiling): Don't profile functions produced for built-in stuff. 2010-06-06 Segher Boessenkool PR bootstrap/44427 PR bootstrap/44428 * genautomata.c (SET_BIT, CLEAR_BIT, TEST_BIT): Make these macros endianness-independent. 2010-06-05 Steven Bosscher * c-common.c: Move to c-family/. * c-common.def: Likewise. * c-common.h: Likewise. * c-cppbuiltin.c: Likewise. * c-dump.c: Likewise. * c-format.c: Likewise. * c-format.h : Likewise. * c-gimplify.c: Likewise. * c-lex.c: Likewise. * c-omp.c: Likewise. * c.opt: Likewise. * c-opts.c: Likewise. * c-pch.c: Likewise. * c-ppoutput.c: Likewise. * c-pragma.c: Likewise. * c-pragma.h: Likewise. * c-pretty-print.c: Likewise. * c-pretty-print.h: Likewise. * c-semantics.c: Likewise. * stub-objc.c: Likewise. * gengtype.c (get_file_langdir): Special-case files in c-family/. (get_output_file_with_visibility): Fix name for c-common.h. * c-config-lang.in: Update paths in gtfiles for files in c-family/. * c-tree.h: Update include path for moved files. * c-lang.c: Likewise. * c-lang.h: Likewise. * c-parser.c: Likewise. * c-convert.c: Likewise. * c-decl.c: Likewise. * c-objc-common.c: Likewise. * configure.ac: Make sure c-family/ exists in the build directory. * configure: Regenerate. * Makefile.in: Update paths for moved files. Regroup files per location and update dependencies. Move generated_files down after ALL_GTFILES_H. * config/spu/spu-c.c: Update paths for moved files. * config/mep/mep-pragma.c: Likewise. * config/darwin-c.c: Likewise. * config/i386/msformat-c.c: Likewise. * config/i386/i386-c.c: Likewise. * config/avr/avr-c.c: Likewise. * config/sol2-c.c: Likewise. * config/ia64/ia64-c.c: Likewise. * config/rs6000/rs6000-c.c: Likewise. * config/arm/arm.c: Likewise. * config/arm/arm-c.c: Likewise. * config/h8300/h8300.c: Likewise. * config/v850/v850-c.c: Likewise. * config/t-darwin: Fix dependencies for moved files. * config/t-sol2: Fix dependencies for moved files. * config/mep/t-mep: Fix dependencies for moved files. * config/ia64/t-ia64: Fix dependencies for moved files. * config/rs6000/t-rs6000: Fix dependencies for moved files. * config/v850/t-v850: Fix dependencies for moved files. * config/v850/t-v850e: Fix dependencies for moved files. * config/m32c/m32c-pragma.c * po/exgettext: Look in c-family/ also. 2010-06-05 Eric Botcazou * tree-ssa-dce.c (mark_last_stmt_necessary): New function. (mark_control_dependent_edges_necessary): Call it instead of marking the last statement manually. (propagate_necessity): Likewise. 2010-06-05 Jan Hubicka * basic-block.h (compute_dominance_frontiers): Updated. (compute_idf): Likewise. * tree-into-ssa.c (insert_phi_nodes): Use bitmap heads for dominance frontiers. (rewrite_into_ssa): Update for bitmap heads in dominance frontiers. (insert_updated_phi_nodes_for): Likewise. (update_ssa): Likewise. * cfganal.c (compute_dominance_frontiers_1): Likewise. (compute_dominance_frontiers): Likewise. (compute_idf): Likewise. * df-problems.c (df_md_local_compute): Likewise. 2010-06-05 Anatoly Sokolov * target.h (struct gcc_target): Add memory_move_cost field. * target-def.h (TARGET_MEMORY_MOVE_COST): New. (TARGET_INITIALIZER): Use TARGET_MEMORY_MOVE_COST. * targhooks.c (default_memory_move_cost): New function. * targhooks.h (default_memory_move_cost): Declare function. * reload.h (memory_move_cost): Declare. (memory_move_secondary_cost): Change type of 'in' argument to bool. * reginfo.c (memory_move_cost): New function. (memory_move_secondary_cost): Change type of 'in' argument to bool. * ira.h (ira_memory_move_cost): Update comment. * ira.c (ira_memory_move_cost): Update comment. (setup_class_subset_and_memory_move_costs): Replace MEMORY_MOVE_COST with memory_move_cost. * postreload.c (reload_cse_simplify_set): (Ditto.). * reload1.c (choose_reload_regs): (Ditto.). * doc/tm.texi (TARGET_MEMORY_MOVE_COST): New. (MEMORY_MOVE_COST): Revise documentation. * config/i386/i386.h (MEMORY_MOVE_COST): Remove macro. * config/i386/i386-protos.h (int ix86_memory_move_cost): Remove. * config/i386/i386.h (ix86_memory_move_cost): Make static. Change type of 'in' argument to bool. (TARGET_MEMORY_MOVE_COST): Define. 2010-06-05 Jan Hubicka * ipa-pure-const.c (propagate): Fix typo in handling of functions that cannot return. Be more careful when merging the results with previously known ones. 2010-06-05 Matthias Klose * gcc.c (cc1_options, cpp_unique_options): Use find-plugindir spec function to add the -iplugindir option. (find_plugindir_spec_function): Add new declaration and function. (static_spec_func): Use it for "find-plugindir". 2010-06-05 Jakub Jelinek PR c++/44361 * c-typeck.c (mark_exp_read): Handle C_MAYBE_CONST_EXPR. * c-parser.c (c_parser_postfix_expression): Call mark_exp_read on statement expression. 2010-06-05 Jan Hubicka * df-problems.c (seen_in_block, seen_in_insn): Convert to bitmap_head. (df_rd_problem_data): Convert sparse_invalidated_by_call, dense_invalidated_by_call to bitmap head. (df_rd_alloc, df_rd_bb_local_compute_process_def, df_rd_bb_local_compute, df_rd_confluence_n, df_rd_transfer_function, df_rd_start_dump, df_lr_verify_transfer_functions, df_live_verify_transfer_functions, df_chain_create_bb, df_chain_add_problem, df_byte_lr_check_regs, df_byte_lr_alloc, df_byte_lr_confluence_0, df_byte_lr_confluence_n, df_note_compute, df_simulate_one_insn_forwards, df_md_alloc, df_md_bb_local_compute_process_def, df_md_bb_local_compute_process_def, df_md_local_compute, df_md_transfer_function df_md_free): Update. 2010-06-05 Joseph Myers PR c/44322 * c-typeck.c (build_unary_op): Merge qualifiers into pointer target type for ADDR_EXPR; require no changes to qualifiers except for function types. * c-tree.h (c_build_type_variant): Remove. 2010-06-05 Segher Boessenkool * genautomata.c (get_excl_set): Do work per element, not per char. (check_presence_pattern_sets): Similar. (check_absence_pattern_sets): Similar. 2010-06-05 Segher Boessenkool * genautomata.c (curr_state_pass_num): Delete. (min_issue_delay_pass_states): Delete. (min_issue_delay): Delete. (initiate_min_issue_delay_pass_states): Delete. (output_min_issue_delay_table): Compute min_issue_delay_vect using a breadth-first search variant. (output_tables): Don't call initiate_min_issue_delay_pass_states. 2010-06-04 H.J. Lu PR boostrap/44421 * df-problems.c (df_lr_bb_local_compute): Updated for embedded bitmaps. (df_byte_lr_bb_local_compute): Likewise. 2010-06-03 Jason Merrill Implement noexcept operator (5.3.7) * c-common.c (c_common_reswords): Add noexcept. * c-common.h (enum rid): Add RID_NOEXCEPT. 2010-06-04 Joseph Myers * config/darwin-driver.c (darwin_default_min_version): Use GCC-specific formats in diagnostics. * cppspec.c (lang_specific_driver): Use GCC-specific formats in diagnostics. * gcc.c (translate_options, read_specs, add_sysrooted_prefix, execute, process_command, end_going_arg, do_self_spec, do_spec_1, eval_spec_function, handle_braces, process_brace_body, main, perror_with_name, used_arg, set_multilib_dir, print_multilib_info, getenv_spec_function, compare_version_strings, version_compare_spec_function): Use GCC-specific formats in diagnostics. 2010-06-04 Uros Bizjak * config/i386/i386.md (*addhi_1_lea) : Assert that operand 0 and operand 1 are equal. (*addqi_1_lea) : Ditto. (*add_2) : Remove assert that operand 0 and operand 1 are equal. : Ditto. Remove ??? comment. (*add_3) : Remove assert that operand 0 and operand 1 are equal. : Ditto. Remove ??? comment. (*adddi_4) : Remove assert that operand 0 and operand 1 are equal. (*add_4) : Ditto. (*add_5) : Ditto. 2010-06-04 Nathan Froyd * config/i386/i386-protos.h (ix86_print_operand): Declare. * config/i386/i386.c (ix86_print_operand): Make non-static. * config/i386/sol2.h (ASM_OUTPUT_CALL): Call ix86_print_operand. * output.h (output_operand): Declare. * final.c (output_operand): Make non-static. 2010-06-04 Alexandre Oliva PR rtl-optimization/44013 * sched-deps.c (add_dependence_list_and_free): Don't free lists when processing debug insns. PR debug/41371 * var-tracking.c (find_loc_in_1pdv): Mark initial value before recursing. Check that recursion is bounded. Rename inner var to avoid hiding incoming argument. 2010-06-04 Uros Bizjak * config/i386/i386.md (*addqi_2) : Do not assert that operands[2] == 255. (*addqi_3): Ditto. (*addqi_4): Ditto. (*addqi_5): Ditto. (*addqi_ext_1_rex64): Ditto. (*addqi_ext_1): Ditto. (*addqi_4): Check for incdec_operand in QImode. (*add_2): Macroize insn from *add_2 and *add{qi,hi}_2 using SWI mode iterator. (*add_3): Ditto from *add_3 and *add{qi,hi}_3. (*add_4): Macroize insn from *add{qi,hi,si}_4 using SWI124 mode iterator. (*add_5): Macroize insn from *add_5 and *add{qi,hi}_5 using SWI mode iterator. 2010-06-04 Manuel López-Ibáñez PR c/25880 * c-objc-common.c (c_tree_printer): Handle %V, %v and %#v. * c-format.c (gcc_diag_flag_specs): Add hash. (gcc_cxxdiag_flag_specs): Use gcc_diag_flag_specs directly. (gcc_tdiag_char_table,gcc_cdiag_char_table): Handle %V and %v. * c-pretty-print.c (pp_c_cv_qualifier): Rename as pp_c_cv_qualifiers. Handle qualifiers spelling here. (pp_c_type_qualifier_list): Call the function above. * c-pretty-print.h (pp_c_cv_qualifiers): Declare. * c-typeck.c (handle_warn_cast_qual): Print qualifiers. (WARN_FOR_QUALIFIERS): New macro. (convert_for_assignment): Use it. 2010-06-04 Kai Tietz * config/i386/cygming.h (ASM_GENERATE_INTERNAL_LABEL): Prefix by '*'. 2010-06-04 Jan Hubicka * df.h (df_rd_bb_info, df_md_bb_info, df_lr_bb_info, df_live_bb_info, df_byte_lr_bb_info): Embedd bitmap_head into the structure. (DF_LIVE_IN, DF_LIVE_OUT, DF_LR_IN, DF_LR_OUT, DF_BYTE_LR_IN, DF_BYTE_LR_OUT): Update for embedded bitmaps. * fwprop.c (single_def_use_enter_block): Likewise. * ddg.c (create_ddg_dep_from_intra_loop_link, add_cross_iteration_register_deps, build_inter_loop_deps): Likewise. * loop-iv.c (latch_dominating_def): Likewise. * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_bb_local_compute_process_def, df_rd_bb_local_compute_process_def, df_rd_init_solution, df_rd_init_solution, df_rd_transfer_function, df_rd_transfer_function, df_rd_top_dump, df_rd_bottom_dump): Update. (df_lr_free_bb_info, df_lr_alloc, df_lr_reset, df_lr_bb_local_compute, df_lr_bb_local_compute, df_lr_bb_local_compute, df_lr_bb_local_compute, df_lr_bb_local_compute, df_lr_local_compute, df_lr_init, df_lr_init, df_lr_confluence_0, df_lr_free, df_lr_top_dump, df_lr_bottom_dump, df_lr_verify_solution_start, df_lr_verify_solution_end, df_lr_verify_transfer_functions, df_lr_verify_transfer_functions, df_live_free_bb_info, df_live_alloc, df_live_reset, df_live_bb_local_compute, df_live_init, df_live_transfer_function, df_live_finalize, df_live_free, df_live_top_dump, df_live_bottom_dump, df_live_verify_solution_start, df_live_verify_solution_end, df_live_verify_transfer_functions, df_chain_create_bb, df_byte_lr_free_bb_info, df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute, df_byte_lr_local_compute, df_byte_lr_init, df_byte_lr_confluence_0, df_byte_lr_confluence_n, df_byte_lr_transfer_function, df_byte_lr_top_dump, df_byte_lr_bottom_dump, df_create_unused_note, df_note_bb_compute, df_md_free_bb_info, df_md_alloc, df_md_bb_local_compute_process_def, df_md_local_compute, df_md_reset, df_md_transfer_function, df_md_init, df_md_confluence_0, df_md_confluence_n, df_md_top_dump, df_md_bottom_dump): Update. (struct df_lr_problem_data): Embedd bitmap headers. 2010-06-04 Jan Hubicka * dce.c (dce_process_block): Do not re-scan already marked instructions. 2010-06-04 Bernd Schmidt PR rtl-optimization/39871 PR rtl-optimization/40615 PR rtl-optimization/42500 PR rtl-optimization/42502 * ira.c (init_reg_equiv_memory_loc: New function. (ira): Call it twice. * reload.h (calculate_elim_costs_all_insns): Declare. * ira-costs.c: Include "reload.h". (regno_equiv_gains): New static variable. (init_costs): Allocate it. (finish_costs): Free it. (ira_costs): Call calculate_elim_costs_all_insns. (find_costs_and_classes): Take estimated elimination costs into account. (ira_adjust_equiv_reg_cost): New function. * ira.h (ira_adjust_equiv_reg_cost): Declare it. * reload1.c (init_eliminable_invariants, free_reg_equiv, elimination_costs_in_insn, note_reg_elim_costly): New static functions. (elim_bb): New static variable. (reload): Move code out of here into init_eliminable_invariants and free_reg_equiv. Call them. (calculate_elim_costs_all_insns): New function. (eliminate_regs_1): Declare. Add extra arg FOR_COSTS; all callers changed. If FOR_COSTS is true, don't call alter_reg, but call note_reg_elim_costly if we turned a valid memory address into an invalid one. * Makefile.in (ira-costs.o): Depend on reload.h. 2010-06-04 Julian Brown * config/arm/thumb2.md (*thumb2_movdf_soft_insn): Fix alternatives for pool ranges. 2010-06-04 Richard Guenther PR lto/41584 * cgraph.h (struct varpool_node): Add lto_file_data field. * lto-cgraph.c (input_varpool_node): Initialize it. 2010-06-04 Uros Bizjak * config/i386/predicates.md (pic_symbolic_operand): Remove predicate. * config/i386/i386.md (*add_1): Do not use pic_symbolic_operand predicate in "type" attribute calculation. (*addsi_1_zext): Ditto. (*add_2): Do not use pic_symbolic_operand in insn predicate. (*addsi_2_zext): Ditto. (*add_3): Ditto. (*addsi_3_zext): Ditto. (*add_5): Ditto. 2010-06-03 Jan Hubicka * tree-into-ssa.c (mark_block_for_update): Avoid redundant call of bitmap_bit_p. * cfganal.c (compute_dominance_frontiers_1): Likewise. 2010-06-03 Jan Hubicka * df-problems.c (df_create_unused_note, df_note_bb_compute): micro-optimize the checks when to add new note. 2010-06-03 Nathan Froyd * final.c (output_asm_insn): Call targetm.asm_out.print_operand_punct_valid_p. Update comments. (output_operand): Call targetm.asm_out.print_operand. Update comments. (output_address): Call targetm.asm_out.print_operand_address. Update comments. * target.h (struct gcc_target): Add print_operand, print_operand_address, and print_operand_punct_valid_p fields. * targhooks.h (default_print_operand): Declare. (default_print_operand_address): Declare. (default_print_operand_punct_valid_p): Declare. * targhooks.c (default_print_operand): Define. (default_print_operand_address): Define. (default_print_operand_punct_valid_p): Define. * target-def.h (TARGET_PRINT_OPERAND): Define if not defined. (TARGET_PRINT_OPERAND_ADDRESS): Likewise. (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Likewise. (TARGET_ASM_OUT): Add TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS, and TARGET_PRINT_OPERAND_PUNCT_VALID_P. * vmsdbgout.c (addr_const_to_string): Update comment. * config/i386/i386.c (print_operand): Rename to... (ix86_print_operand): ...this. Make static. (print_operand_address): Rename to... (ix86_print_operand_address): ...this. Make static. Call ix86_print_operand instead of PRINT_OPERAND. (ix86_print_operand_punct_valid_p): New function. (TARGET_PRINT_OPERAND): Define. (TARGET_PRINT_OPERAND_ADDRESS): Define. (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define. * config/i386/i386.h (HI_REGISTER_NAMES): Update comment. (PRINT_OPERAND_PUNCT_VALID_P): Delete. (PRINT_OPERAND): Delete. (PRINT_OPERAND_ADDRESS): Delete. * config/i386/i386-protos.h (print_operand): Delete prototype. (print_operand_address): Delete prototype. 2010-06-03 Richard Guenther PR tree-optimization/44403 * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Preserve pointer qualifiers. (vect_create_data_ref_ptr): Likewise. 2010-06-03 H.J. Lu PR c++/44294 * defaults.h (MAX_FIXED_MODE_SIZE): New. * stor-layout.c (MAX_FIXED_MODE_SIZE): Removed. 2010-06-03 Jakub Jelinek PR debug/44375 * tree-cfg.c (gimple_can_merge_blocks_p): For -O0 return false if merging the bbs would lead to goto_locus location being lost from the IL. 2010-06-03 Jan Hubicka Jakub Jelinek * var-tracking.c (dataflow_set_equiv_regs): Shortcut the loop if set->regs[i] is NULL or has just one entry. 2010-06-03 Jan Hubicka * lto-cgraph.c (lto_varpool_encoder_size): Remove. * lto-streamer.h (lto_varpool_encoder_size): New inline function. 2010-06-03 Paul Brook * config/arm/arm.c (FL_TUNE): Define. (arm_default_cpu, arm_cpu_select): Remove. (all_cores): Populate core field. (arm_selected_arch, arm_selected_cpu, arm_selected_tune): New. (arm_find_cpu): New function. (arm_handle_option): Lookup cpu/architecture names. (arm_override_options): Cleanup mcpu/march/mtune handling. (arm_file_start): Ditto. 2010-06-03 Alan Modra PR target/44169 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Add label operand. * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Pass label rtx to gen_load_toc_v4_PIC_1b. Tidy. (rs6000_emit_load_toc_table): Likewise. 2010-06-02 Jan Hubicka * passes.c (init_optimization_passes): Put ipa reference after ipa pure-const. 2010-06-02 Jan Hubicka * ipa-reference.c (ipa_reference_local_vars_info_d): Remove calls_read_all and calls_write_all. (get_reference_optimization_summary): Fix formatting. (is_proper_for_analysis): Check that decl is not readonly. (propagate_bits): Check CONST/PURE/noreturn flags. (ipa_init): Move all_module_statics to optimization_summary_obstack. (analyze_function): Ignore indirect edges. (copy_global_bitmap): For all module statics, do nothing. (generate_summary): Do not print calls_read_all/calls_write_all. (read_write_all_from_decl): Take node as argument; check cgraph_node_cannot_return. (propagate): Reorganize read_all/write_all computation; check indirect edges; check ecf flags; use all_module_statics in the results; do not free all_module_statics. (stream_out_bitmap): Handle all_module_statics. (ipa_reference_write_optimization_summary): Likewise; use varpool/cgraph encoders to get boundaries. (ipa_reference_read_optimization_summary): Read in all_module_statics; use it when possible. 2010-06-02 Michael Meissner PR target/44218 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete obsolete -mswdiv option. Add -mrecip, -mrecip=, -mrecip-precision options. * doc/extend.texi (powerpc builtins): Document vec_recip, vec_rsqrt, vec_rsqrte altivec/vsx builtins. * config/rs6000/rs60000-protos.h (rs6000_emit_swdiv): New function. (rs6000_emit_swrsqrt): Ditto. (rs6000_emit_swdivsf): Delete. (rs6000_emit_swdivdf): Ditto. (rs6000_emit_swrsqrtsf): Ditto. * config/rs6000/rs6000.c (rs6000_recip_bits): New global to describe the reciprocal estimate support for each type. (recip_options): Map -mrecip= into option bits. (gen_2arg_fn_t): New typedef for binary rtx gen function. (rs6000_debug_reg_global): If -mdebug=reg, print the state of the reciprocal estimate instructions. (rs6000_init_hard_regno_mode_ok): Key ws constraint off of the debug -mvsx-scalar-memory switch instead of -mvsx-scalar-double. Set up rs6000_recip_bits based on the -mrecip* options. Print the cost information if -mdebug=cost or -mdebug=reg. (rs6000_override_options): Set -mrecip-precision for power6, and power7 machines. If -mvsx or -mdfp, enable various options that came in previous instruction set ISAs, unless the option was explicitly disabled by the command line option. Parse -mrecip= options. (rs6000_builtin_vectorized_function): Add support for vectorizing the reciprocal estimate builtins and expansions. (rs6000_handle_option): Add -mrecip, -mrecip= support. (bdesc_2arg): Add reciprocal estimate builtins. (bdesc_1arg): Add reciprocal square root estimate builtins. (rs6000_expand_builtin): Rewrite to use a switch statement, instead of multiple if/then/elses. Add reciprocal estimate builtins. (rs6000_init_builtins): Create declarations for reciprocal estimate builtins. (rs6000_preferred_reload_class): Simplify VSX preferences, if scalar sized, prefer traditional floating point registers, if integer vector types, prefer altivec registers. Don't actually look at the memory address any more. (rs6000_builtin_reciprocal): Add new builtin reciprocal estimate builtins. (rs6000_load_constant_and_splat): New helper function to load up the constant for reciprocal estimate instructions. (rs6000_emit_madd): New helper function for generating multiply/add type instructions, based on the current switches. (rs6000_emit_msub): Ditto. (rs6000_emit_mnsub): Ditto. (rs6000_emit_swdiv_high_precision): Replace rs6000_emit_swdivsf to replace a divide with a reciprocal estimate and fixup, adding support for machines with high precision and vectors. (rs6000_emit_swdiv_low_precision): Rewrite rs6000_emit_swdivdf for low precision machines. (rs6000_emit_swdiv): New common function to be called to replace a division with reciprocal estimate and fixup. (rs6000_emit_swrsqrt): Replace rs6000_emit_swrsqrtsf. Add support for double and vector types. Add support for high precision machines. * config/rs6000/rs6000.h (TARGET_FRES): New macro to say whether the reciprocal estimate instructions can be generated. (TARGET_FRE): Ditto. (TARGET_FRSQRTES): Ditto. (TARGET_FRSQRTE): Ditto. (RS6000_RECIP_*): New macros for reciprocal estimate support. * config/rs6000/vector.md (rsqrte2): New insn for reciprocal square root estimate on vectors. (re2): New insn for reciprocal division estimate on vectors. * config/rs6000/rs6000-buitlins.def (ALTIVEC_BUILTIN_VRSQRTFP): New builtin. (ALTIVEC_BUILTIN_VRECIPFP): Ditto. (ALTIVEC_BUITLIN_VEC_RE): Ditto. (ALTIVEC_BUILTIN_VEC_RSQRT): Ditto. (VSX_BUILTIN_RSQRT_V4SF): Ditto. (VSX_BUITLIN_RSQRT_V2DF): Ditto. (RS6000_BUILTIN_RSQRT): Ditto. (ALTIVEC_BUILTIN_VEC_RSQRTE): Denote that the builtin is a floating point builtin. * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define macros __RECIP__, __RECIPF__, __RSQRTE__, __RSQRTEF__, __RECIP_PRECISION__ based on the command line switches. (altivec_overloaded_builtins): Add reciprocal estimate builtins. * config/rs6000/rs6000.opt (-mrecip): Document add support for replacing division instructions with reciprocal estimate and fixup. (-mrecip=): New option. (-mrecip-precision): Ditto. * config/rs6000/vsx.md (UNSPEC_VSX_RSQRTE): Delete. (vsx_rsqrte2): Use UNSPEC_RSQRT not UNSPEC_VSX_RSQRTE. (vsx_copysignsf3): If -mvsx, use double precision cpsign on single precision scalar. * config/rs6000/altivec.md (UNSPEC_RSQRTEFP): Delete. (UNSPEC_VREFP): Ditto. (altivec_vnmsubfp*): Make altivec nmsub mirror the scalar and VSX conterparts with regard to support of -mno-fused-madd and -ffast-math. (altivec_vrsqrtefp): Use common UNSPEC to allow scalar/vector reciprocal estimate instructions to be generated. (altivec_vrefp): Ditto. * config/rs6000/rs6000.md (RECIPF): New iterator for reciprocal estimate support. (rreg): New mode attribute for reciprocal estimate support. (recip3): New insn for division using reciprocal estimate and fixup builtins. (divide define_split): New define_split to convert floating point division to use reciprocal estimate if the user used the appropriate options and the split is run when we can add new pseudo registers for the fixup. (rsqrt2): New insn for reciprocal square root support. (recipsf3): Move into recip3. (recipdf3): Ditto. (fres): Use TARGET_FRES. (rsqrtsf2): Move into rsqrt2. (rsqrtsf_internal1): Use TARGET_FRSQRTSES. (copysignsf3): Add support for VSX. (fred): Use TARGET_FRE. (fred_fpr): Ditto. (rsqrtdf_internal1): New function for frsqrte instruciton. * config/rs6000/altivec.h (vec_recipdiv): Define new vector builtin. (vec_rsqrt): Ditto. 2010-06-03 Richard Guenther PR middle-end/44291 * optabs.c (init_one_libfunc): Use IDENTIFIER_HASH_VALUE. (set_user_assembler_libfunc): Likewise. 2010-06-02 Steven Bosscher * mkconfig.sh: Include insn-flags.h and insn-constants.h before defaults.h. * except.h: Move MUST_USE_SJLJ_EXCEPTIONS and USING_SJLJ_EXCEPTIONS to defaults.h * expr.h (BRANCH_COST, MOVE_RATIO, CLEAR_RATIO, SET_RATIO, DEFAULT_FUNCTION_ARG_PADDING, FUNCTION_ARG_PADDING, FUNCTION_ARG_BOUNDARY, STACK_SAVEAREA_MODE, STACK_SIZE_MODE, STACK_CHECK_BUILTIN, STACK_CHECK_STATIC_BUILTIN, STACK_CHECK_PROBE_INTERVAL_EXP, STACK_CHECK_MOVING_SP, STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT, STACK_CHECK_MAX_FRAME_SIZE, STACK_CHECK_FIXED_FRAME_SIZE, STACK_CHECK_MAX_VAR_SIZE): Move target macro defaults to defaults.h. * defaults.h: Updated for above mentioned changes. 2010-06-02 Kai Tietz * c-common.c: Remove header include of tm_p.h. * Makefile.in (c-common.o): Remove TM_P_H dependency. 2010-06-02 Jakub Jelinek * tree.h (struct tree_decl_map): New type. (tree_decl_map_eq, tree_decl_map_marked_p): Define. (tree_decl_map_hash): New prototype. (debug_expr_for_decl, value_expr_for_decl): Change into tree_decl_map hashtab from tree_map. (init_ttree): Adjust initialization. (tree_decl_map_hash): New function. (decl_debug_expr_lookup, decl_debug_expr_insert, decl_value_expr_lookup, decl_value_expr_insert): Adjust. 2010-06-02 Rainer Orth * configure.ac (gcc_cv_ld_sol2_emulation): Test for GNU ld *_sol2 linker emulations. * configure: Regenerate. * config.in: Regenerate. * config/i386/sol2-10.h [TARGET_GNU_LD] (I386_EMULATION): Define. (X86_64_EMULATION): Define. (TARGET_LD_EMULATION): Use them. * config/sparc/sol2-gld-bi.h (SPARC32_EMULATION): Define. (SPARC64_EMULATION): Define. (LINK_ARCH_SPEC): Use them. 2010-06-02 Sebastian Pop * graphite-clast-to-gimple.c (gcc_type_for_interval): Use smallest_mode_for_size for computing the precision types of new graphite IVs. Do not call lang_hooks.types.type_for_size. 2010-06-02 Sebastian Pop * tree-if-conv.c (predicate_bbs): Do not reset the GIMPLE_DEBUG information. (remove_conditions_and_labels): Reset the GIMPLE_DEBUG information. 2010-06-02 Sebastian Pop PR middle-end/44363 * tree-if-conv.c (predicate_bbs): Do not call gcc_unreachable, return false instead. 2010-06-02 Jan Hubicka PR middle-end/44295 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Do not create new cgraph node to check callee. 2010-06-02 Richard Guenther * lto-streamer-in.c (input_gimple_stmt): Fix typo. 2010-06-02 Richard Guenther * lto-wrapper.c (lto_wrapper_exit): Rename to ... (lto_wrapper_cleanup): ... this. Do not exit. (fatal): Adjust. Exit here. (fatal_perror): Likewise. (fatal_signal): New function. (main): Set up signal handlers to cleanup temporary files. * Makefile.in (lto-wrapper.o): Adjust dependencies. 2010-06-02 Richard Guenther PR tree-optimization/44377 * tree-ssa-structalias.c (find_func_aliases): Fix typo. 2010-06-02 Andreas Krebbel * config/s390/2097.md (z10_fhex): Remove insn reservation. * config/s390/s390.md (UNSPEC_COPYSIGN): Remove unused constant. (*mov_64 TD_TF, *mov_31 TD_TF, *mov_64dfp DD_DF, *mov_64 DD_DF, *mov_31, mov): Remove load zero instruction. * config/s390/s390.c: Don't accept fp zeros as valid constants anymore. 2010-06-02 Jan Hubicka * bitmap.c (bitmap_descriptor): Add search_iter. (bitmap_find_bit): Increment it. (print_statistics): Print it. 2010-06-02 Nathan Froyd * tree-vect-slp.c (vect_create_mask_and_perm): Use gimple_build_call instead of gimple_build_call_vec. Delete unnecessary local variable. 2010-06-02 Steven Bosscher * gimplify.c (gimplify_body): Revert "Do not initialize RTL profiling" change from yesterday. 2010-06-02 Steven Bosscher * c-ada-spec.c: Clean up redundant includes. 2010-06-01 Steven Bosscher * gimplify.c: Do not include except.h and optabs.h. (gimplify_body): Do not initialize RTL profiling. * gimple-low.c: Do not include rtl.h, diagnostic.h, langhooks.h, langhooks-def.h, timevar.h, except.h, hashtab.h, and expr.h. * gimple-fold.c: Do not include rtl.h, tm_p.h, ggc.h, basic-block.h, output.h, expr.h, diagnostic.h, timevar.h, value-prof.h, and langhooks.h. * tree-pretty-print.h: Include pretty-print.h. * gimple-pretty-print.h: Include pretty-print.h. * tree-pretty-print.c: Do not include diagnostic.h. * tree-vrp.c: Likewise. * tree-tailcall.c: Likewise * tree-scalar-evolution.c: Likewise * tree-ssa-dse.c: Likewise * tree-chrec.c: Likewise * tree-ssa-sccvn.c: Likewise * tree-ssa-copyrename.c: Likewise * tree-nomudflap.c: Likewise * tree-call-cdce.c: Likewise * tree-stdarg.c: Likewise * tree-ssa-math-opts.c: Likewise * tree-nrv.c: Likewise * tree-ssa-sink.c: Likewise * tree-browser.c: Likewise * tree-ssa-loop-ivcanon.c: Likewise * tree-ssa-loop.c: Likewise * tree-parloops.c: Likewise * tree-ssa-address.c: Likewise * tree-ssa-ifcombine.c: Likewise * tree-if-conv.c: Likewise * tree-data-ref.c: Likewise * tree-affine.c: Likewise * tree-ssa-phiopt.c: Likewise * tree-ssa-coalesce.c: Likewise * tree-ssa-pre.c: Likewise * tree-ssa-live.c: Likewise * tree-predcom.c: Likewise * tree-ssa-forwprop.c: Likewise * tree-ssa-dce.c: Likewise * tree-ssa-ter.c: Likewise * tree-ssa-loop-prefetch.c: Likewise * tree-optimize.c: Likewise * tree-ssa-phiprop.c: Likewise * tree-object-size.c: Likewise * tree-outof-ssa.c: Likewise * tree-ssa-structalias.c: Likewise * tree-switch-conversion.c: Likewise * tree-ssa-reassoc.c: Likewise * tree-ssa-operands.c: Likewise * tree-vectorizer.c: Likewise * tree-vect-data-refs.c: Likewise * tree-vect-generic.c: Likewise * tree-vect-stmts.c: Likewise * tree-vect-patterns.c: Likewise * tree-vect-slp.c: Likewise * tree-vect-loop.c: Likewise * tree-ssa-loop-ivopts.c: Likewise * tree-ssa-loop-im.c: Likewise * tree-ssa-loop-niter.c: Likewise * tree-ssa-loop-unswitch.c: Likewise * tree-ssa-loop-manip.c: Likewise * tree-ssa-loop-ch.c: Likewise * tree-dump.c: Likewise * tree-complex.c: Likewise * tree-into-ssa.c: Do not include diagnostic.h and expr.h. * tree-ssa-uninit.c: Likewise * tree-ssa-threadupdate.c: Likewise * tree-ssa-uncprop.c: Likewise * tree-ssa-ccp.c: Likewise * tree-ssa-dom.c: Likewise * tree-ssa-propagate.c: Likewise * tree-ssa-alias.c: Likewise * tree-dfa.c: Likewise * tree-cfgcleanup.c: Likewise * tree-sra.c: Likewise * tree-ssa-copy.c: Likewise * tree-ssa.c: Likewise * tree-profile.c: Likewise * tree-cfg.c: Likewise * tree-ssa-threadedge.c: Likewise * tree-vect-loop-manip.c: Likewise * tree-inline.c: Do not include diagnostic.h and expr.h. Include rtl.h. (copy_decl_for_dup_finish): Do not use NULL_RTX. * tree-loop-linear.c: Do not include diagnostic.h, expr.h and optabs.h. * tree-loop-distribution.c: Likewise. 2010-06-01 Jan Hubicka * ipa-pure-const.c (local_pure_const): Do NORETURN discovery. 2010-06-01 Jan Hubicka * tree-cfgcleanup.c (fixup_noreturn_call): Break out from ...; remove return value. (split_bbs_on_noreturn_calls) .... here. * tree-optimize.c (execute_fixup_cfg): Fixup noreturn calls too. * tree-flow.h (fixup_noreturn_call): New. 2010-06-01 Jan Hubicka * emit-rtl.c (remove_insn): Fix thinko in prevoius patch. 2010-06-01 Nathan Froyd * tree.h (build_nt_call_list): Delete. * tree.c (build_nt_call_list): Delete. 2010-06-01 Jan Hubicka * fwprop.c: Make emit-rtl.h include last. * rtlanal.c: Include emit-rtl.h. * genautomata.c: Output emit-rtl include into insn-automata.c * df-scan.c: Include emit-rtl.h. * haifa-sched.c: Indlude emit-rtl.h. * mode-switching.c: Indlude emit-rtl.h. * graph.c: Indlude emit-rtl.h. * sel-sched.c: Include emit-rtl.h. * sel-sched-ir.c: Include emit-rtl.h. * ira-build.c: Include emit-rtl.h. * emit-rtl.c (first_insn, last_insn): Remove defines. (get_insns, set_first_insn, get_last_insn, set_last_insn, get_max_uid): Move to emit-rtl.h. (set_new_first_and_last_insn, get_last_insn_anywhere, get_first_nonnote_insn, get_last_nonnote_insn, try_split, make_call_insn_raw, add_insn_after, add_insn_before, remove_insn, delete_insns_since, reorder_insns_nobb, emit_insn_after_1, emit_debug_insn_before, emit_insn, start_sequence, push_to_sequence, push_to_sequence2, push_topmost_sequence, end_sequence, copy_insn): Use accessor functions. * emit-rtl.h (gen_blockage, gen_rtvec, copy_insn_1, copy_insn, gen_int_mode, emit_copy_of_insn_after, set_reg_attrs_from_value, set_reg_attrs_for_parm, set_reg_attrs_for_decl_rtl, adjust_reg_mode, mem_expr_equal_p): Move here from rtl.h. (get_insns, set_first-insn, get_last_insn, set_last_insn, get_max_uid): Move here from emit-rtl.c; make inline. * cfglayout.h: Include emit-rtl.h. * rtl.h (gen_blockage, gen_rtvec, copy_insn_1, copy_insn, gen_int_mode, emit_copy_of_insn_after, set_reg_attrs_from_value, set_reg_attrs_for_parm, set_reg_attrs_for_decl_rtl, adjust_reg_mode, mem_expr_equal_p, get_insns, set_first-insn, get_last_insn, set_last_insn, get_max_uid): Move to emit-rtl.h. * reg-stack.c: Include emit-rtl.h. * dce.c: Likewise. 2010-06-01 Jan Hubicka * cgraph.h (tree_function_versioning): Update prototype. (cgraph_function_versioning): Update prototype. * cgraphunit.c (cgraph_copy_node_for_versioning): Accept bbs_to_copy bitmap. (cgraph_function_versioning): Accept new_entry_block and bbs_to_copy. (cgraph_materialize_clone, save_inline_function_body): Update use of tree_function_versioning. * tree-inline.c (copy_bb): Look for previous copied block to link after; fix debug output. (copy_cfg_body): Accept new_entry_block and bbs_to_copy. (copy_body): Likewise. (expand_call_inline): Update use of copy_body. (tree_function_versioning): Update use of copy body; accept blocks_to_copy and new_entry. 2010-06-01 Jan Hubicka * gegenrtl.c: Remove unnecesary prototypes. (gendecl): Remove. (gendef): Produce static inline. (gencode): Remove. (main): Do not decode parameters; generate header only. * Makefile.in (genrtl.c): Remove. 2010-06-01 Jan Hubicka * tree-switch-conversion.c (build_one_array): Make it readonly. 2010-06-01 Richard Guenther * optabs.c (init_optabs): Guard all accesses to reinit. * ipa-pure-const.c (propagate): Fix another typo. * opts.c (common_handle_option): Split assignment to bool. * c-opts.c (c_common_handle_option): Likewise. 2010-06-01 Arnaud Charlet Matthew Gingell * doc/invoke.texi: Mention -fdump-ada-spec. * tree-dump.c (dump_files): Add ada-spec. (FIRST_AUTO_NUMBERED_DUMP): Bump to 8. * tree-pass.h (tree_dump_index): Add TDI_ada. * gcc.c: Add support for -C without -E and for -fdump-ada-spec. (cpp_unique_options): Do not reject -C or -CC when -E isn't present. (default_compilers) <@c-header>: Allow -fdump-ada-spec on header files. * c-decl.c: Include c-ada-spec.h. (collect_source_ref_cb, collect_all_refs, for_each_global_decl): New functions. (c_write_global_declarations): Add handling of -fdump-ada-spec. * c-lex.c (c_lex_with_flags): Add handling of CPP_COMMENT. * Makefile.in (C_AND_OBJC_OBJS): Add c-ada-spec.o. * c-ada-spec.h, c-ada-spec.c: New files. 2010-06-01 Richard Guenther PR lto/43853 * ipa-pure-const.c (get_function_state): Hand back varying state if we do not have one. (has_function_state): New function. (duplicate_node_data): Adjust. (remove_node_data): Likewise. (pure_const_write_summary): Likewise. (propagate): Likewise. Fix typo. 2010-06-01 Jan Hubicka * tree-cfg.c (verify_stmt): Do not skip could_throw test. * passes.c (execute_function_todo): Do not make implicit verify_ssa. (execute_all_ipa_transforms): Do not play with the states. 2010-06-01 Maxim Kuvyrkov * config/arm/t-linux-androideabi: New. * config.gcc (arm*-*-linux-androideabi): Include multilib config. 2010-06-01 Jan Hubicka * tree-inline.c (estimate_num_insns): For stdarg functions look into call statement to count cost of argument passing. 2010-06-01 Kai Tietz * config/i386.c (ix86_output_addr_vec_elt): Make LPREFIX argument for fprintf. (ix86_output_addr_diff_elt): Likewise. (x86_function_profiler): Likewise. * config/cygming.h (LOCAL_LABEL_PREFIX): Fix for x64 no-underscore. (LPREFIX): Likewise. (ASM_GENERATE_INTERNAL_LABEL): Likewise. 2010-05-31 Jakub Jelinek PR target/44338 * config/i386/sse.md (fma4i_fmadd4256, fma4i_fmsub4256, fma4i_fnmadd4256, fma4i_fnmsub4256, fma4i_fmadd4, fma4i_fmsub4, fma4i_fnmadd4, fma4i_fnmsub4, fma4i_vmfmadd4, fma4i_vmfmsub4, fma4i_vmfnmadd4, fma4i_vmfnmsub4, fma4i_fmaddsubv8sf4, fma4i_fmaddsubv4df4, fma4i_fmaddsubv4sf4, fma4i_fmaddsubv2df4, fma4i_fmsubaddv8sf4, fma4i_fmsubaddv4df4, fma4i_fmsubaddv4sf4, fma4i_fmsubaddv2df4): Guard only with TARGET_FMA4 instead of TARGET_FMA4 && TARGET_FUSED_MADD. 2010-05-31 Jan Hubicka * tree.h (tree_range_check_failed): Declare noreturn. 2010-05-31 Jan Hubicka * gimple.c (gimple_call_builtin_p): New function. * gimple.h (gimple_call_builtin_p): Declare. * tree-cfg.c (make_edges): Produce edge from BUILT_IN_RETURN to exit. (execute_warn_function_return): BUILT_IN_RETURN is return. (split_critical_edges): Return edges are not critical. (is_ctrl_altering_stmt): Builtin_in_return is altering. (gimple_verify_flow_info): Handle built_in_return. (execute_warn_function_return): Handle built_in_return. * ipa-pure-const.c (check_call): Ignore builtin_return. 2010-05-31 Jakub Jelinek PR middle-end/44337 * expr.c (expand_assignment): Don't store anything for out-of-bounds array accesses with non-MEM. PR tree-optimization/44182 * tree-inline.c (copy_edges_for_bb): Don't split bb if a stmt that newly needs to end a bb is followed by debug stmts, instead return true from the function at the end. (maybe_move_debug_stmts_to_successors): New function. (copy_cfg_body): Call it if copy_edges_for_bb returned true. 2010-05-31 Kai Tietz PR target/44161 * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Handle flag_pic. 2010-05-31 Eric Botcazou * cgraphunit.c (cgraph_decide_is_function_needed): Really return false for nested functions in non-optimized compilation. 2010-05-31 Richard Guenther * tree-ssa-structalias.c (find_func_aliases): Handle BUILT_IN_RETURN. 2010-05-30 Jan Hubicka * predict.c (maybe_hot_edge_p): Calls to functions called once is cold. 2010-05-30 Richard Guenther PR lto/42975 * tree-eh.c (execute_cleanup_eh_1): Copy from execute_cleanup_eh. (execute_cleanup_eh): Clear DECL_FUNCTION_PERSONALITY if it is no longer needed. 2010-05-30 Iain Sandoe * config/darwin.c (output_objc_section_asm_op): Add comment. (name_needs_quotes): Add '_' to list of valid comment chars. (machopic_output_function_base_name): Remove unneeded quotes. (darwin_encode_section_info): Adjust asm whitespace. * config/i386/darwin.h (ASM_OUTPUT_COMMON): Adjust asm tabs. (ASM_OUTPUT_LOCAL): Ditto. * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Ditto. * config/darwin.h (GLOBAL_ASM_OP): Ditto. * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Ditto. 2010-05-30 Eric Botcazou * config/rs6000/rs6000.c (rs6000_output_function_entry): Use RS6000_OUTPUT_BASENAME unconditionally. (rs6000_output_function_epilogue): Likewise. 2010-05-30 Jan Hubicka * toplev.c (wrapup_global_declaration_2): Avoid creation of new varpool nodes. 2010-05-30 Richard Guenther * tree-cfg.c (verify_gimple_assign_single): Implement verification for COND_EXPR rhs. 2010-05-30 Jan Hubicka * cgraph.h (cgraph_dump_file): Declare. * cgraphunit.c (cgraph_dump_file): Export. * ipa.c (dump_cgraph_node_set, dump_varpool_node_set): Be less verbose. 2010-05-30 Jan Hubicka * dwarf2out.c (reference_to_unused, premark_types_used_by_global_vars_helper): Avoid creation of new varpool nodes. 2010-05-30 Jan Hubicka * cgraph.h (cgraph_node_cannot_return, cgraph_edge_cannot_lead_to_return): New functions. * cgraph.c (cgraph_node_cannot_return, cgraph_edge_cannot_lead_to_return): Use them. * ipa-pure-const.c (pure_const_names): New static var. (check_call): Handle calls not leading to return. (pure_const_read_summary): Dump info read. (propagate): Dump info about propagation process; ignore side effects of functions not leading to exit; fix handling of pure functions. 2010-05-30 Jan Hubicka * config/i386/i386.c (pro_epilogue_adjust_stack): Use EBP for tail call epilogues. 2010-05-30 Jan Hubicka * passes.c (ipa_write_optimization_summaries_1, ipa_write_summaries_2, ipa_read_summaries_1, ipa_read_optimization_summaries_1): Initialize dump files. 2010-05-29 Jan Hubicka * ipa.c (cgraph_remove_unreachable_node): Walk references of correct node; remove references in node we no longer keep in cgrpah but need body of. 2010-05-29 Jan Hubicka * cgraph.c (cgraph_mark_reachable): Relax check for analyzed nodes. 2010-05-29 John David Anglin PR target/44165 * config/pa/pa32-linux.h (CTOR_LIST_BEGIN): Mark __CTOR_LIST__ as used. 2010-05-29 Jan Hubicka * tree-vrp.c (debug_value_range, debug_all_value_ranges, debug_asserts_for, debug_all_asserts): Annotate with DEBUG_FUNCTION. * tree-into-ssa.c (debug_decl_set, debug_defs_stack, debug_currdefs, debug_tree_ssa, debug_tree_ssa_stats, debug_def_blocks, debug_names_replaced_by, debug_update_ssa): Likewise. * sbitmap.c (debug_sbitmap): Likewise. * genrecog.c (debug_decision, debug_decision_list): Likewise. * tree-pretty-print.c (debug_generic_expr, debug_generic_stmt, debug_tree_chain): Likewise. * tree-loop-distribution.c (debug_rdg_partitions): Likewise. * cgraph.c (debug_cgraph_node, debug_cgraph): Likewise. * optabs.c (debug_optab_libfuncs): Likewise. (verify_loop_closed_ssa): Likewise. * value-prof.c (verify_histograms): Likewise. * reload.c (debug_reload_to_stream, debug_reload): Likewise. * bitmap.c (debug_bitmap_file, debug_bitmap, bitmap_print): Likewise. * cfghooks.c (verify_flow_info): Likewise. * fold-const.c (debug_fold_checksum): Likewise. * omp-low.c (debug_omp_region, debug_all_omp_regions): Likewise. * cfg.c (debug_regset, debug_flow_info, debug_bb, debug_bb_n): Likewise. * omega.c (debug_omega_problem): Likewise. * cgraphunit.c (verify_cgraph_node, verify_cgraph): Likewise. * tree-ssa-ccp.c (debug_lattice_value): Likewise. * dominance.c (verify_dominators, debug_dominance_info, debug_dominance_tree): Likewise. * df-core.c (df_insn_uid_debug, df_insn_debug, df_insn_debug_regno, * df_regno_debug, df_ref_debug, debug_df_insn, debug_df_reg, debug_df_regno, debug_df_ref, debug_df_defno, debug_df_useno, debug_df_chain): Likewise. * tree-ssa-dom.c (debug_dominator_optimization_stats): Likewise. * sel-sched.c (debug_state): Likewise. * tree-ssa-alias.c (debug_alias_info, debug_points_to_info_for): Likewise. * cfganal.c (print_edge_list, verify_edge_list): Likewise. * dwarf2out.c (debug_dwarf_die, debug_dwarf): Likewise. * tree-eh.c (verify_eh_edges, verify_eh_dispatch_edge): Likewise. * gimple-pretty-print.c (debug_gimple_stmt, debug_gimple_seq): Likewise. * c-pretty-print.c (debug_c_tree): Likewise. * sel-sched-dump.c (debug_insn_rtx, debug_vinsn, debug_expr, debug_insn debug_av_set, debug_lv_set, debug_ilist, debug_blist, debug_insn_vector, debug_hard_reg_set, debug_mem_addr_value): Likewise. * ebitmap.c (debug_ebitmap): Likewise. * function.c (debug_find_var_in_block_tree): Likewise. * print-rtl.c (debug_rtx): Likewise. (debug_rtx_count): Likewise. (debug_rtx_list, debug_rtx_range, debug_rtx_find): Likewise. * stor-layout.c (debug_rli): Likewise. * ipa.c (debug_cgraph_node_set, debug_varpool_node_set): Likewise. * tree-data-ref.c (debug_data_references, debug_data_dependence_relations, debug_data_reference, debug_data_dependence_relation, debug_rdg_vertex, debug_rdg_component, debug_rdg): Likewise. * tree-affine.c (debug_aff): Likewise. * tree-dfa.c (debug_referenced_vars, debug_variable, debug_dfa_stats): Likewise. * except.c (debug_eh_tree, verify_eh_tree): Likewise. * emit-rtl.c (verify_rtl_sharing): Likewise. * tree-ssa-pre.c (debug_pre_expr, debug_bitmap_set, debug_value_expressions): Likewise. * tree-ssa-live.c (debug_scope_block, debug_scope_blocks): Likewise. * sese.c (debug_rename_map, debug_ivtype_map): Likewise. * print-tree.c (debug_tree, debug_vec_tree): Likewise. * cfglayout.c (verify_insn_chain): Likewise. * graphite-clast-to-gimple.c (debug_clast_name_indexes, debug_clast_stmt, debug_generated_program): Likewise. * ggc-page.c (debug_print_page_list): Likewise. * tree-ssa-ter.c (debug_ter): Likewise. * graphite-dependences.c (debug_pddr): Likewise. * sched-deps.c (debug_ds): Likewise. * tree-ssa.c (verify_ssa): Likewise. * graphite-poly.c (debug_scattering_function, debug_iteration_domain, debug_scattering_functions, debug_iteration_domains, debug_pdr, debug_pdrs, debug_pbb_domain, debug_pbb, debug_scop_context, debug_scop, debug_cloog, debug_scop_params, debug_lst): Likewise. * tree-inline.c (debug_find_tree): Likewise. * graphite-ppl.c (debug_ppl_linear_expr, debug_ppl_polyhedron_matrix, debug_ppl_powerset_matrix): Likewise. * var-tracking.c (debug_dv): Likewise. * system.h (DEBUG_FUNCTION, DEBUG_VARIABLE): Define. * cfgloop.c (verify_loop_structure): Likewise. * plugin.c (dump_active_plugins, debug_active_plugins): Likewise. * c-common.c (verify_sequence_points): Likewise. * sched-rgn.c (debug_regions, debug_region, debug_candidate, debug_candidates, debug_rgn_dependencies): Likewise. * tree-ssa-structalias.c (debug_constraint, debug_constraints, * debug_constraint_graph, debug_solution_for_var, debug_sa_points_to_info): Likewise. * sched-vis.c (debug_insn_slim, debug_bb_slim, debug_bb_n_slim): Likewie. * tree-cfg.c (debug_cfg_stats, verify_stmts, debug_function, debug_loops, debug_loop, debug_loop_num): Likewise. * passes.c (debug_pass): Likewise. (dump_properties): Likewise; add cfglayout property. (debug_properties): Likewise. * tree-ssa-reassoc.c (debug_ops_vector): Likewise. * varpool.c (debug_varpool): Likewise. * regcprop.c (debug_value_data): Likewise. * tree-ssa-operands.c (verify_imm_links, debug_immediate_uses, debug_immediate_uses_for): Likewise. 2010-05-29 H.J. Lu PR bootstrap/44315 * Makefile.in (build/gencondmd.o): Remove TM_H := $(GTM_H). Filter out insn-flags.h. 2010-05-29 Jan Hubicka * cgraph.h (struct varpool_node_set_def, struct cgraph_node_set_def): Remove unused AUX pointer. (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p): Use VEC_empty macro. 2010-05-29 Jan Hubicka PR middle-end/44324 * ipa-cp.c (ipcp_insert_stage): Replace "clone" by "constprop". 2010-05-29 Richard Guenther * lto-streamer.c (cached_bp): New global variable. (bitpack_create): Return the cached bitpack, if available. (bitpack_delete): Clear and cache the bitpack, if appropriate. (bp_pack_value): Remove redundant asserts. 2010-05-29 Sebastian Pop PR middle-end/44306 * tree-if-conv.c (is_true_predicate): New. (is_predicated): Use is_true_predicate. (add_to_predicate_list): Same. Do not use unshare_expr. (add_to_dst_predicate_list): Same. 2010-05-29 Sebastian Pop * tree-if-conv.c (add_to_dst_predicate_list): Do not use the ->aux field on edges. (predicate_bbs): Same. (clean_predicate_lists): Same. (find_phi_replacement_condition): Do not AND the predicate from edge->aux. 2010-05-29 H.J. Lu PR bootstrap/44315 * Makefile.in (build/gencondmd.o): Add a missing `\'. 2010-05-29 John David Anglin PR target/44261 config/pa/pa.md (negdf2_slow, negsf2_slow): New patterns. (negdf2): Adjust expander pattern and use negdf2_slow. (negsf2): Likewise. 2010-05-29 Nathan Froyd * basic-block.h (struct control_flow_graph): Move last_label_uid field up. * df.h (struct df_base_ref): Move regno field up. * dwarf2out.c (struct dw_fde_struct): Move funcdef_number field down. * expr.h (struct separate_ops): Move location field up. * optabs.h (struct optab_d): Move libcall_basename field down. * config/i386/i386.c (struct ix86_frame): Move red_zone_size up. * config/i386/i386.h (struct machine_function): Convert call_abi field into a bitfield. Move cfa field to the end of the structure. 2010-05-29 Jan Hubicka * varpool.c (varpool_get_node): Fix lookup. 2010-05-29 Steven Bosscher * config/spu/spu-protos.h: Do not include rtl.h. Protect RTL specific prototypes with #ifdef RTX_CODE. * config/spu/spu-c.c: Include c-common.h instead of c-tree.h. * config/spu/t-spu-elf: Fix dependencies. * config/t-darwin (darwin-c.o): Remove C_TREE_H dependency. 2010-05-29 Mike Stump PR bootstrap/44315 * Makefile.in (build/gencondmd.o): Be sure to use GTM_H instead of TM_H when building to avoid dependency loops. 2010-05-29 Jan Hubicka * cgraphunit.c (cgraph_materialize_clone): Only remove calles, refs and body; not the whole node for masters of materialized clones. 2010-05-29 Mike Stump * config/rs6000/rs6000-c.c: Remove c-tree.h include. 2010-05-29 Jan Hubicka * cgraph.c (clone_function_name): Take SUFFIX argument; export. (cgraph_create_virtual_clone): Take SUFFIX argument; udpate use of clone_function_name. * cgraph.h (cgraph_create_virtual_clone, cgraph_function_versioning): update prototypes. (clone_function_name): Declare. * ipa-cp.c (ipcp_insert_stage): Update call of cgraph_create_virtual_clone. * omp-low.c (create_omp_child_function_name): Use cgraph_create_virtual_clone. * cgraphunit.c (cgraph_copy_node_for_versioning): Fix edges updating. (cgraph_function_versioning): Take SUFFIX argument; produce new name and make decl local. 2010-05-29 Steven Bosscher * vec.h: Include statistics.h * Makefile.in: Introduce VEC_H. Replace all vec.h dependencies with VEC_H. 2010-05-29 Steven Bosscher * c-lex.c: Do not include c-tree.h. * c-pretty-print.c: Likewise. * c-opts.c: Likewise. * c-gimplify.c: Likewise. * c-common.c: Likewise. * c-dump.c: Likewise. Include c-common.h. 2010-05-29 Steven Bosscher * c-common.h (GCC_DIAG_STYLE): Define earlier in the file, before including diagnostic-core.h. (c_cpp_error): New prototype moved from c-tree.h. Use ATTRIBUTE_GCC_DIAG instead of ATTRIBUTE_GCC_CDIAG. * c-tree.h (ATTRIBUTE_GCC_CDIAG): Remove define. (pedwarn_c90, perwarn_c99): Use ATTRIBUTE_GCC_DIAG instead. (c_cpp_error): Prototype moved to c-common.h. * Makefile.in: Update dependency for C_COMMON_H. 2010-05-29 Steven Bosscher * c-common.h: Add FIXME for awkward split of c_register_addr_space. * c-common.c (c_register_addr_space): Remove here. * c-decl.c (c_register_addr_space): Re-add here. 2010-05-28 Mike Stump * config/darwin-c.c: Remove c-tree.h include. 2010-05-28 Joseph Myers * gcc.c: Include diagnostic.h. (error_count): Remove. All users changed to use errorcount. (programname): Remove. All users changed to use progname. (fancy_abort, internal_error, fatal_error, error, warning, inform, fnotice): Remove. (execute): Don't include "Internal error" and bug reporting information in argument of internal_error call. (process_command): Don't increment error_count after calling perror_with_name. (input_filename): Rename to gcc_input_filename. All users changed. (main): Call diagnostic_initialize. Register delete_temp_files with atexit. Use seen_error to test for errors. * gcc.h: Include diagnostic-core.h. (fatal_error, error, warning): Remove. * Makefile.in (GCC_H): Add $(DIAGNOSTIC_CORE_H). (GCC_OBJS): Add diagnostic.o, pretty-print.o and input.o. (gcc.o): Update dependencies. 2010-05-28 Jeff Law * ira.c (ira_bad_reload_regno, ira_build_reload_regno_1): New functions. * ira.h (ira_bad_reload_regno): Declare * reload1.c (allocate_reload_reg): Use ira_bad_reload_regno. * ira-color.c (update_curr_costs): Free updated hard reg costs. (ira_reassign_conflict_allocnos): Remove bogus asserts. (allocno_reload_assign): Likewise. 2010-05-28 Nathan Froyd * tree-vect-stmts.c (vectorizable_assignment): Call build1 instead of build1_stat. 2010-05-28 Richard Guenther PR lto/44312 * lto-streamer-in.c (unpack_ts_fixed_cst_value_fields): Stream fixed-point constants mode. (unpack_ts_type_value_fields): Fix width of TYPE_MODE and TYPE_PRECISION. * lto-streamer-out.c (pack_ts_fixed_cst_value_fields): Stream fixed-point constants mode. (pack_ts_function_decl_value_fields): Fix width of TYPE_MODE and TYPE_PRECISION. 2010-05-28 Sebastian Pop * tree-scalar-evolution.c (set_nb_iterations_in_loop): Inlined in the only place it was called from. (number_of_latch_executions): Do not return chrec_dont_know when the may_be_zero is a runtime condition: instead, return a COND_EXPR including the may_be_zero condition. * cfgloop.h (struct loop): Add a note on COND_EXPRs to the comment of nb_iterations. * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Handle COND_EXPRs. 2010-05-28 Sebastian Pop * tree-if-conv.c (replace_phi_with_cond_gimple_assign_stmt): Don't generate COND_EXPRs for degenerate_phi_result. 2010-05-28 Sebastian Pop PR middle-end/44293 * tree-if-conv.c (if_convertible_loop_p): Check the if-convertibility of phi nodes in non predicated BBs. 2010-05-28 Joseph Myers * gcc.c (error, warning, inform): Remove duplicate ": " in output. 2010-05-28 Joseph Myers PR driver/15303 * gcc.c (inform, warning, inform): New functions. (fatal_ice): Rename to internal_error; change cmsgid parameter to gmsgid. All callers changed. (notice): Rename to fnotice; add parameter fp. All callers changed. (fatal_error): Rename to fatal_signal. All users changed. (fatal): Rename to fatal_error; change cmsgid parameter to gmsgid. All callers changed. (process_command): Use warning instead of error for warnings. (end_going_arg): Don't use _() around argument of error. (do_spec_1): Use inform for message from %n specs. Use warning instead of error for warnings. (main): Use inform for comparison messages. Use warning for message about unused linker input. (error): Increment error_count. Print "error: ". * gcc.h (fatal): Change to fatal_error. (warning): Declare. * config/darwin-driver.c (darwin_default_min_version): Use warning instead of fprintf for warnings. * cppspec.c (lang_specific_driver): Use fatal_error instead of fatal. 2010-05-28 Julian Brown * config/arm/thumb2.md (*thumb2_addsi3_compare0): New. (*thumb2_addsi3_compare0_scratch): New. * config/arm/constraints.md (Pv): New. * config/arm/arm.md (*addsi3_compare0): Remove FIXME comment. Use for ARM mode only. (*addsi3_compare0_scratch): Likewise. 2010-05-28 Jan Hubicka * ipa-reference.c (add_static_var): Remove redundant all_module_statics check. (ipa_reference_write_optimization_summary): Call is_proper_for_analysis only on local statics. 2010-05-28 Iain Sandoe * config.gcc (*-*-darwin*): Adjust t-make fragments for Darwin. 2010-05-28 Maxim Kuvyrkov PR bootstrap/44314 * config/alpha/linux.h, config/rs6000/linux.h, config/rs6000/linux64.h (OPTION_GLIBC): Define. 2010-05-28 Jakub Jelinek PR debug/41048 * dwarf2out.c (double_int_type_size_in_bits): New function. (round_up_to_align): Change first argument and return value to double_int. (field_byte_offset): Work internally on double_ints. PR target/43636 * builtins.c (expand_movstr): Use a temporary pseudo instead of target even when target is not NULL and not const0_rtx, but fails movstr predicate. * config/m32c/blkmov.md (movstr): Add predicate to first operand. 2010-05-28 Joseph Myers * final.c (rest_of_clean_state): Use %m in errors instead of strerror (errno). * gengtype.c (read_input_list, close_output_files): Use xstrerror instead of strerror. * toplev.c (process_options): Use %m in errors instead of strerror (errno). * tree-dump.c (dump_begin): Use %m in errors instead of strerror (errno). 2010-05-28 Uros Bizjak * config/i386/i386.c (ix86_fn_abi_va_list): Make static. (ix86_canonical_va_list_type): Make static. Add declaration. (ix86_enum_va_list): Make static. Reindent. * config/i386/i386-protos.h (ix86_fn_abi_va_list): Remove declaration. (ix86_canonical_va_list_type): Ditto. (ix86_enum_va_list): Ditto. 2010-05-28 Richard Guenther * lto-wrapper.c (run_gcc): With -save-temps generate a user-visible ltrans filename. Fixup ltrans unit numbering. 2010-05-28 Kai Tietz * c-common.c (c_common_nodes_and_builtins): Replace use of TARGET_ENUM_VA_LIST by target hook enum_va_list. * config/i386/i386.c (TARGET_ENUM_VA_LIST_P): Hook to ix86_enum_va_list. * config/i386/i386.h (TARGET_ENUM_VA_LIST): Removed. * doc/tm.texi (TARGET_ENUM_VA_LIST): Removed. (TARGET_ENUM_VA_LIST_P): Add hook description. * target-def.h (TARGET_ENUM_VA_LIST_P): Added. * target.h (gcc_target): Add enum_va_list hook. PR bootstrap/44299 * config/i386/t-cygming: Adjust header dependencies for winnt-cxx.c. * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Remove undefine. * config/i386/winnt.c (IN_GCC_FRONTEND): Likewise. 2010-05-28 Alan Modra PR target/44266 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use emit_library_call machinery to set up __tls_get_addr calls. 2010-05-28 Andreas Krebbel * config/s390/s390.md (movqi): Fix typo ('*' -> '#'). 2010-05-28 Dodji Seketeli Revert fix for PR c++/44188 * c-common.c (is_typedef_decl): Revert the moving of this definition ... * tree.c (is_typedef_decl): ... here. (typdef_variant_p): Revert the moving of this definition here from gcc/cp/tree.c. * c-common.h (is_typedef_decl): Revert the moving of this declaration ... * tree.h (is_typedef_decl): ... here. (typedef_variant_p): Revert the moving of this declaration here from gcc/cp/cp-tree.h * dwarf2out.c (is_naming_typedef_decl): Revert this new function. (gen_tagged_type_die): Revert the splitting out of ... (gen_type_die_with_usage): ... this function. Revert the anonymous tagged type handling. (gen_typedef_die): Revert emitting DW_TAG_typedef for typedefs naming anonymous tagged types. 2010-05-28 Segher Boessenkool * config/rs6000/rs6000-modes.def (PSImode): Delete. 2010-05-28 Segher Boessenkool * config/rs6000/constraints.md ("z" constraint): Change to CA_REGS. * config/rs6000/predicates.md: Change XER_REGNO_P to CA_REGNO_P throughout. * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Change "xer" to "ca". Change XER_REGNO_P to CA_REGNO_P, XER_REGNO to CA_REGNO, and XER_REGS to CA_REGS throughout. * config/rs6000/rs6000.h: Same. (ADDITIONAL_REGISTER_NAMES): Add "xer". * config/rs6000/rs6000.md: Change XER_REGNO to CA_REGNO. Document that mode_iterator "P" is the size for arithmetic carries as well. * doc/md.texi (rs6000 section, "z" constraint): Fix documentation. 2010-05-28 Jakub Jelinek PR bootstrap/44255 * combine.c (struct rtx_subst_pair): Define unconditionally. (propagate_for_debug_subst): Likewise. If not AUTO_INC_DEC, copy_rtx pair->to instead of cleanup_auto_inc_dec it. Call make_compound_operation on pair->to. (propagate_for_debug): Don't call make_compound_operation here. Always use simplify_replace_fn_rtx. 2010-05-27 Sterling Augustine * doc/invoke.texi (xtensa options): Add -mforce-no-pic. * config/xtensa/xtensa.c (override_options): Check TARGET_FORCE_NO_PIC and set flag_pic. * config/xtensa/xtensa.opt: Document -mforce-no-pic 2010-05-27 Kai Tietz PR bootstrap/44299 * config/i386/winnt.c (IN_GCC_FRONTEND): Undefine. * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Likewise. 2010-05-27 Joseph Myers * diagnostic-core.h: New. Contents moved from diagnostic.h and toplev.h. * diagnostic.c: Don't include toplev.h. (progname): Define. Moved from toplev.c. (seen_error): New function. * diagnostic.h: Include diagnostic-core.h. (diagnostic_t, emit_diagnostic): Don't declare here. * toplev.c (progname): Move to toplev.c. (emit_debug_global_declarations, compile_file, finalize, do_compile, toplev_main): Use seen_error. * toplev.h: Include diagnostic-core.h. (trim_filename, GCC_DIAG_STYLE, ATTRIBUTE_GCC_DIAG, internal_error, warning, warning_at, error, error_n, error_at, fatal_error, pedwarn, permerror, sorry, inform, inform_n, verbatim, fnotice, progname): Move to diagnostic-core.h. * builtins.c: Include diagnostic-core.h instead of diagnostic.h. (expand_builtin_expect): Use seen_error. * c-decl.c: Include diagnostic-core.h instead of diagnostic.h. (c_make_fname_decl, c_write_global_declarations): Use seen_error. * c-format.c: Include diagnostic-core.h instead of diagnostic.h. * c-gimplify.c: Include diagnostic-core.h instead of diagnostic.h. * c-lang.c: Include diagnostic-core.h instead of diagnostic.h. * c-lex.c (c_lex_with_flags, interpret_float): Don't increment errorcount for errors. * c-opts.c (c_common_finish): Use seen_error. * cgraph.c: Include diagnostic-core.h instead of diagnostic.h. * cgraphunit.c (verify_cgraph_node, verify_cgraph, cgraph_output_pending_asms, cgraph_optimize): Use seen_error. * coverage.c: Include diagnostic-core.h instead of diagnostic.h. (get_coverage_counts): Use seen_error. * dwarf2out.c (dwarf2out_finish): Use seen_error. * gimplify.c (gimplify_var_or_parm_decl, gimple_push_cleanup, gimplify_body): Use seen_error. * ipa-inline.c (cgraph_early_inlining): Use seen_error. * ipa-pure-const.c (gate_pure_const): Use seen_error. * ipa-reference.c (gate_reference): Use seen_error. * jump.c: Include diagnostic-core.h instead of diagnostic.h. * lambda-code.c: Include diagnostic-core.h instead of diagnostic.h. * lto-cgraph.c: Include diagnostic-core.h instead of diagnostic.h. * lto-compress.c: Include diagnostic-core.h instead of diagnostic.h. * lto-section-in.c: Include diagnostic-core.h instead of diagnostic.h. * lto-streamer-out.c: Include diagnostic-core.h instead of diagnostic.h. * lto-streamer.c: Include diagnostic-core.h instead of diagnostic.h. (gate_lto_out): Use seen_error. * matrix-reorg.c: Include diagnostic-core.h instead of diagnostic.h. * omega.c: Include diagnostic-core.h instead of diagnostic.h. * omp-low.c: Include diagnostic-core.h instead of diagnostic.h. (gate_expand_omp, lower_omp_1): Use seen_error. * passes.c: Include diagnostic-core.h instead of diagnostic.h. (rest_of_decl_compilation, rest_of_type_compilation, gate_rest_of_compilation, ipa_write_summaries): Use seen_error. * tree-cfg.c (label_to_block_fn): Use seen_error. * tree-inline.c (optimize_inline_calls): Use seen_error. * tree-mudflap.c (mudflap_finish_file): Use seen_error. * tree-optimize.c (gate_all_optimizations, gate_all_early_local_passes, gate_all_early_optimizations): Use seen_error. * tree-ssa-structalias.c (gate_ipa_pta): Use seen_error. * varpool.c: Include diagnostic-core.h instead of diagnostic.h. (varpool_remove_unreferenced_decls, varpool_assemble_pending_decls): Use seen_error. * Makefile.in (DIAGNOSTIC_CORE_H): Define. (TOPLEV_H, DIAGNOSTIC_H): Update. (c-decl.o, c-lang.o, c-format.o, lto-compress.o, lto-cgraph.o, lto-streamer-out.o, lto-section-in.o, lto-streamer.o, c-gimplify.o, omp-low.o, omega.o, diagnostic.o, passes.o, builtins.o, jump.o, cgraph.o, varpool.o, matrix-reorg.o, coverage.o, lambda-code.o): Update dependencies. 2010-05-25 Dodji Seketeli PR c++/44188 * c-common.c (is_typedef_decl): Move this definition ... * tree.c (is_typedef_decl): ... here. (typdef_variant_p): Move definition here from gcc/cp/tree.c. * c-common.h (is_typedef_decl): Move this declaration ... * tree.h (is_typedef_decl): ... here. (typedef_variant_p): Move declaration here from gcc/cp/cp-tree.h * dwarf2out.c (is_naming_typedef_decl): New function. (gen_tagged_type_die): Split out of ... (gen_type_die_with_usage): ... this function. When an anonymous tagged type is named by a typedef, make sure a DW_TAG_typedef DIE is emitted for the typedef. (gen_typedef_die): Emit DW_TAG_typedef also for typedefs naming anonymous tagged types. 2010-05-27 Jason Merrill * print-tree.c (debug_vec_tree): New fn. (print_vec_tree): New fn. * tree.h: Declare them. * gdbinit.in (pvt): New command. * print-tree.c (print_node) [TREE_VEC]: Print elements normally. * gdbinit.in (pdd): New command. 2010-05-27 Jan Hubicka * ipa-inline.c (cgraph_estimate_size_after_inlining): Make inline. (update_caller_keys): Return early if there are no callers; only update fibheap when decresing the key. (update_callee_keys): Avoid recursion. (decide_inlining_of_small_functions): When badness does not match; re-insert into fibheap. 2010-05-27 Steven Bosscher * Makefile.in (ALL_CFLAGS): Add file-specific CFLAGS. (ALL_HOST_FRONTEND_OBJS): New, for all front-end specific objects. (ALL_HOST_BACKEND_OBJS): New, for all backend and target objects. (ALL_HOST_OBJS): Now a union of the above two.
: Add -DIN_GCC_FRONTEND for all files in ALL_HOST_FRONTEND_OBJS. * system.h: Poison GCC_RTL_H if IN_GCC_FRONTEND is defined. * c-common.c: Pretend to be a backend file by undefining IN_GCC_FRONTEND (still need rtl.h here). 2010-05-27 Jan Hubicka * cgraph.h (struct cgraph_node): Mark former_clone_of by GTY ((skip)). * cgraphunit.c (clone_of_p): Compile only when checking is enabled. 2010-05-27 Jan Hubicka * sched-ebb.c: Rename struct deps to struct deps_desc. * ddg.c: Likewise. * sel-sched-ir.c: Likewise. * sched-deps.c: Likewise. * sched-int.h: Likewise. * sched-rgn.c: Likewise. 2010-05-27 Jon Beniston PR 43726 * config/lm32/lm32.h: Remove definition of GO_IF_MODE_DEPENDENT_ADDRESS. Update copyright year. 2010-05-27 Eric Botcazou PR lto/44230 * dwarf2out.c (dwarf2out_begin_prologue): Fix nits in sorry message. 2010-05-27 Richard Guenther PR tree-optimization/44284 * tree-vect-stmts.c (vectorizable_assignment): Handle sign-changing conversions as simple copy. 2010-05-27 Maxim Kuvyrkov * gthr-posix.h (pthread_cancel): Don't declare if compiling against Bionic C library. (__gthread_active_p): Check for pthread_create if compiling against Bionic C library. 2010-05-27 Maxim Kuvyrkov Support compilation for Android platform. Reimplement -mandroid. * config.gcc (*linux*): Include linux-android.h and linux-android.opt. (*android*): Set ANDROID_DEFAULT. (arm*-*-linux*): Include linux-android.h. (arm*-*-eabi*): Don't include previous -mandroid implementation. * config/arm/eabi.h: Remove, move Android-specific parts ... * config/linux-android.h: ... here. New file. * config/arm/eabi.opt: Rename to ... * config/linux-android.opt: ... this. (mandroid): Allow -mno-android option. Initialize based on ANDROID_DEFAULT. * config/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC, LIB_SPEC): Move logic to corresponding LINUX_TARGET_* macros. (TARGET_OS_CPP_BUILTINS): Define __ANDROID__, when appropriate. * config/linux-eabi.h (LINK_SPEC, CC1_SPEC, CC1PLUS_SPEC, LIB_SPEC,) (STARTFILE_SPEC, ENDFILE_SPEC): Define to choose between Linux and Android definitions. (LINUX_TARGET_OS_CPP_BUILTINS): Define __ANDROID__ if TARGET_ANDROID. * doc/invoke.texi (-mandroid, -tno-android-cc, -tno-android-ld): Document. 2010-05-27 Maxim Kuvyrkov Add support for Bionic C library * config.gcc (LIBC_GLIBC, LIBC_BIONIC, LIBC_UCLIBC): New tm_define macro. (DEFAULT_LIBC): New tm_define macro set to one of LIBC_*. (bfin*-uclinux, moxie-*-uclinux*, m68k-*-uclinux*): Update. * config/linux.h (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC): Define. (LINUX_TARGET_OS_CPP_BUILTINS): Define __gnu_linux__ only for GLIBC. (CHOOSE_DYNAMIC_LINKER1, CHOOSE_DYNAMIC_LINKER): Make it easier to support multiple C libraries. Handle Bionic. (BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,) (BIONIC_DYNAMIC_LINKER64): Define. (LINUX_DYNAMIC_LINKER, LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64): Update. (TARGET_HAS_SINCOS): Enable for Bionic. * config/linux.opt: Rewrite to handle more than 2 C libraries. Make the last option specified on command line take effect. (linux_uclibc): Rename to linux_libc, initialize using DEFAULT_LIBC. (mbionic): New. (mglibc, muclibc): Update. * config/alpha/linux-elf.h, config/rs6000/linux64.h, * config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Update to use DEFAULT_LIBC. * doc/invoke.texi (-mglibc, -muclibc): Update. (-mbionic): Document. 2010-05-27 Ulrich Weigand * c-common.h (c_register_addr_space): Add prototype. (ADDR_SPACE_KEYWORD): Remove. * c-common.c (c_register_addr_space): New function. (c_addr_space_name): Reimplement. (c_common_reswords): Do not include TARGET_ADDR_SPACE_KEYWORDS. * config/spu/spu.h (TARGET_ADDR_SPACE_KEYWORDS): Remove. (REGISTER_TARGET_PRAGMAS): Call c_register_addr_space. * doc/tm.texi (Named Address Spaces): Mention c_register_addr_space. Remove TARGET_ADDR_SPACE_KEYWORDS. 2010-05-27 Joseph Myers * input.c: New file. * input.h (main_input_filename): Move declaration to toplev.h. * toplev.c (input_location, line_table): Move to input.c * toplev.h (main_input_filename): Move declaration from input.h. * tree.c (expand_location): Move to input.c. * Makefile.in (OBJS-common): Add input.o. (input.o): Add dependencies. 2010-05-27 Richard Guenther * lto-wrapper.c (maybe_unlink_file): Ignore unlink failure for non-existant files. (fork_execute): Mark args_name file as deleted. 2010-05-27 Kai Tietz PR bootstrp/44287 * c-lex.c (narrowest_unsigned_type): Check for NULL_TREE. (narrow_signed_type): Likewise. 2010-05-26 Jan Hubicka * cgraphunit.c (verify_cgraph_node): Do checking that DECL match edge only when checking is enabled; check using former_clone_of; check inline clones too. (cgraph_materialize_clone): Record former_clone_of pointer. (cgraph_redirect_edge_call_stmt_to_callee): Assert that we are not combining redirections; dump args_to_skip bitmap (cgraph_materialize_all_clones): Do no redirection here. * ipa-inline.c (inline_transform): Do redirection here. * cgraph.h (struct cgraph_node): Add former_clone_of filed (enabled cheking only). 2010-05-26 Steven Bosscher * config/avr/avr-c.c: Do not include regs.h. Include cpplib.h for cpp_define and tree.h for c-common.h. * config/avr/avr-devices.c (avr_mcu_types): Fix initializer. * config/avr/t-avr: Fix dependencies for avr-c.o. 2010-05-26 Steven Bosscher * explow.c (set_stack_check_libfunc): Adjust to accept name as a string instead of SYMBOL_REF rtx. * rtl.h (set_stack_check_libfunc): Move prototype from here... * libfuncs.h: ...to here. Adjust for explow.c change. 2010-05-26 Joseph Myers * pretty-print.c: Don't include ggc.h. (identifier_to_locale_alloc, identifier_to_locale_free): Define. (identifier_to_locale): Use them for allocation. * pretty-print.h (identifier_to_locale_alloc, identifier_to_locale_free): Declare. * toplev.c (alloc_for_identifier_to_locale): New. (general_init): Set identifier_to_locale_alloc and identifier_to_locale_free. * Makefile.in (pretty-print.o): Update dependencies. 2010-05-26 Eric Botcazou * gimple.c (gimple_types_compatible_p): Return 0 for aggregate and pointer types if they have different alignment or mode. 2010-05-26 Anatoly Sokolov * config/sparc/sparc.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros. * config/sparc/sparc-protos.h (function_value): Remove declaration. * config/sparc/sparc.c (sparc_function_value, sparc_libcall_value, sparc_function_value_regno_p): New functions. (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define. (function_value): Rename to... (sparc_function_value_1): ... this. Make static. Change 'incoming_p' argument to 'outgoing'. (function_arg_record_value, function_arg_union_value, function_arg_vector_value): Update comment. 2010-05-26 Eric Botcazou * dwarf2out.c (struct dw_fde_struct): Reorder flags. (fde_needed_for_eh_p): New predicate. (output_call_frame_info): Use it throughout to decide whether FDEs are needed for EH purpose. (dwarf2out_begin_prologue): Reorder assignments. 2010-05-26 Sebastian Pop * tree-if-conv.c (if_convertible_gimple_assign_stmt_p): Do not special case loop->header. (is_predicated): New. (if_convertible_loop_p): Call it. 2010-05-26 Sebastian Pop * tree-if-conv.c (add_to_dst_predicate_list): Do not pass a statemet iterator in parameter. Do not generate code during the analysis. (tree_if_convert_cond_stmt): Removed. (tree_if_convert_stmt): Removed. (predicate_bbs): New. (if_convertible_loop_p): Call predicate_bbs. (tree_if_conversion): Simplify the top-level logic as predicate_bbs now contains all the analysis part. 2010-05-26 Sebastian Pop * tree-if-conv.c (tree_if_convert_cond_stmt): Do not remove statements in the analysis part. (tree_if_convert_stmt): Update comment. (remove_conditions_and_labels): New. (combine_blocks): Call remove_conditions_and_labels. (tree_if_conversion): Update comment. 2010-05-26 Sebastian Pop * tree-if-conv.c (if_convertible_bb_p): Don't handle BBs with more than 2 predecessors or more than 2 successors. 2010-05-26 Sebastian Pop * tree-if-conv.c (if_convertible_loop_p): Avoid if-conversion of loops in which the data dependence analysis fails. 2010-05-26 Sebastian Pop * tree-if-conv.c (if_convertible_loop_p): Do not compute/free CDI_POST_DOMINATORS. (tree_if_conversion): Same. 2010-05-26 Sebastian Pop * tree-if-conv.c (tree_if_conversion): Do not return a bool. 2010-05-26 Sebastian Pop * tree-if-conv.c: Update copyright years. Fix comments. Fix indentation. 2010-05-26 Kai Tietz * builtin-types.def (BT_INT128): New primitive type. (BT_UINT128): Likewise. * c-common.c (c_common_r): Add __int128 keyword. (c_common_type_for_size): Handle __int128. (c_common_type_for_mode): Likewise. (c_common_signed_or_unsigned_type): Likewise. (c_common_nodes_and_builtins): Add builtin type if target supports 128-bit integer scalar. * c-common.h (enum rid): Add RID_INT128. * c-cppbuiltin.c (c_cpp_builtins): Define __SIZEOF_INT128__ if target supports 128-bit integer scalar. * c-decl.c (declspecs_add_type): Handle new keyword __int128. (finish_declspecs): Likewise. * c-parser.c (c_token_starts_typename): Handle RID_INT128. (c_token_starts_declspecs): Likewise. (c_parser_declspecs): Likewise. (c_parser_attributes): Likewise. (c_parser_objc_selector): Likewise. * c-pretty-print.c (pp_c_integer_constant): Handle __int128. * c-tree.h (enum c_typespec_keyword): Add cts_int128. * gimple.c (gimple_signed_or_unsigned_type): Handle int128 types. * tree.c (make_or_reuse_type): Likewise. (make_unsigned_type): Likewise. (build_common_tree_nodes_2): Likewise. * tree.h (enum integer_type_kind): Add itk_int128 and itk_unsigned_int128. (int128_integer_type_node): New define. (int128_unsigned_type_node): New define. * doc/extend.texi: Add documentation about __int128 type. 2010-05-26 Richard Guenther * tree-ssa-sccvn.c (copy_nary): Adjust. (copy_phis): Rename to ... (copy_phi): ... this. Adjust. (copy_references): Rename to ... (copy_reference): ... this. Adjust. (process_scc): Use HTAB_FOR_EACH_ELEMENT to insert the result into the valid table. 2010-05-26 Steven Bosscher * config/spu/spu-c.c: Do not include function.h, rtl.h, expr.h, insn-config.h, insn-codes.h, recog.h, and optabs.h. 2010-05-26 Laurynas Biveinis * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Remove. 2010-05-26 Richard Guenther * opts.c (common_handle_option): Handle OPT_Ofast. 2010-05-26 Joseph Myers * diagnostic.c: Don't include opts.h. (permissive_error_option): Define. (diagnostic_initialize): Take n_opts parameter. Allocate memory for classify_diagnostic. Don't use memset for classify_diagnostic. Initialize new and recently added fields. (diagnostic_classify_diagnostic): Use context->n_opts instead of N_OPTS. (diagnostic_report_diagnostic): Pass context parameter to diagnostic_report_warnings_p. Use option_enabled and option_name hooks from context. (emit_diagnostic): Use permissive_error_option. (permerror): Likewise. * diagnostic.h: Don't include options.h. (struct diagnostic_context): Add n_opts, opt_permissive, inhibit_warnings, warn_system_headers, option_enabled and option_name fields. Change classify_diagnostic to a pointer. * opts-diagnostic.h: New file. * opts.c: Include opts-diagnostic.h. (common_handle_option): Set global_dc fields for -Wfatal-errors, -Wsystem-headers, -fshow-column, -pedantic-errors and -w. (option_name): New function. * c-opts.c (c_common_init_options): Set global_dc->opt_permissive. (c_common_handle_option): Set global_dc->permissive for -fpermissive. * c-common.c (c_cpp_error): Save and restore global_dc->warn_system_headers, not variable warn_system_headers. * toplev.c: Include opts-diagnostic.h. (general_init): Update call to diagnostic_initialize. Set global_dc->show_column, global_dc->option_enabled and global_dc->option_name. (process_options): Don't set global_dc fields here. * Makefile.in (DIAGNOSTIC_H): Remove options.h. (diagnostic.o, opts.o, toplev.o): Update dependencies. 2010-04-30 Hariharan Sandanagobalane * config/picochip/picochip.md (movsi): Split a movsi from a const after reload. 2010-05-26 Laurynas Biveinis * ggc-zone.c: Update copyright year. (poison_region): Mark memory for Valgrind as undefined before memset () call and inaccessible afterwards. (ggc_pch_total_size): Change type of i to int. 2010-05-26 Laurynas Biveinis * ggc-common.c (ggc_free_overhead): Allow empty slot. 2010-05-26 Laurynas Biveinis * ggc-common.c: Update copyright year. (ggc_rlimit_bound): Remove prototype. Compile only if !ENABLE_GC_CHECKING && !ENABLE_GC_ALWAYS_COLLECT. (ggc_min_heapsize_heuristic): Compile only if !ENABLE_GC_CHECKING && !ENABLE_GC_ALWAYS_COLLECT. Make static. (ggc_min_heapsize_heuristic): Likewise. 2010-05-26 Richard Guenther PR rtl-optimization/44164 * tree-ssa-alias.c (aliasing_component_refs_p): Fix the no-common access-path disambiguation. (indirect_ref_may_alias_decl_p): Adjust. (indirect_refs_may_alias_p): Likewise. (refs_may_alias_p_1): Likewise. 2010-05-26 Steven Bosscher * c-typeck.c: Do not include expr.h. 2010-05-26 Steven Bosscher * rtl.h (decl_default_tls_model): Move prototype from here... * output.h: ...to here. * c-decl.c: Do not include rtl.h. * c-pragma.c: Likewise. * c-parser.c: Likewise. * c-gimplify.c: Likewise. And also not hard-reg-set. * c-common.c: Do not include rtl.h. Include tm_p.h and add a FIXME note for it. Add a FIXME note for expr.h. * config/i386/i386-protos.h (ix86_enum_va_list, ix86_fn_abi_va_list, ix86_canonical_va_list_type): Make visible even if RTX_CODE is not defined. 2010-05-26 Jakub Jelinek PR target/44199 * config/rs6000/rs6000.c (rs6000_emit_epilogue): If cfun->calls_alloca or total_size is larger than red zone size for non-V4 ABI, emit a stack_tie resp. frame_tie insn before stack pointer restore. * config/rs6000/rs6000.md (frame_tie): New insn. 2010-05-25 Eric Botcazou * function.h (struct function): Add can_throw_non_call_exceptions bit. * lto-streamer-in.c (input_function): Stream it in. * lto-streamer-out.c (output_function): Stream it out. * function.c (allocate_struct_function): Set it. (expand_function_end): Substitute cfun->can_throw_non_call_exceptions for flag_non_call_exceptions. * cfgbuild.c (control_flow_insn_p): Likewise. (make_edges): Likewise. * cfgexpand.c (expand_stack_alignment): Likewise. * combine.c (distribute_notes): Likewise. * cse.c (cse_extended_basic_block): Likewise. * except.c (insn_could_throw_p): Likewise. * gcse.c (simple_mem): Likewise. * ipa-pure-const.c (check_call): Likewise. (check_stmt ): Likewise. * lower-subreg.c (lower-subreg.c): Likewise. * optabs.c (emit_libcall_block): Likewise. (prepare_cmp_insn): Likewise. * postreload-gcse.c (eliminate_partially_redundant_loads): Likewise. * postreload.c (rest_of_handle_postreload): Likewise. * reload1.c (reload_as_needed): Likewise. (emit_input_reload_insns): Likewise. (emit_output_reload_insns): Likewise. (fixup_abnormal_edges): Likewise. * sel-sched-ir.c (init_global_and_expr_for_insn): Likewise. * store-motion.c (find_moveable_store): Likewise. * tree-eh.c (stmt_could_throw_p): Likewise. (tree_could_throw_p): Likewise. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise. * config/arm/arm.c (arm_expand_prologue): Likewise. (thumb1_expand_prologue): Likewise. * config/rx/rx.md (cbranchsf4): Likewise. (cmpsf): Likewise. * config/s390/s390.c (s390_emit_prologue): Likewise. * tree-inline.c (initialize_cfun): Copy can_throw_non_call_exceptions. (inline_forbidden_into_p): New predicate. (expand_call_inline): Use it to forbid inlining. (tree_can_inline_p): Likewise. 2010-05-25 Steven Bosscher * config/i386/i386-c.c: Do not include rtl.h. * config/i386/t-i386: Update dependencies. 2010-05-25 Steven Bosscher * attribs.c: Do not include rtl.h. * Makefile.in: Update dependencies. 2010-05-25 Anatoly Sokolov * double-int.h (double_int_and): New. * combine.c (try_combine): Clean up, use double_int_* and immed_double_int_const functions. 2010-05-25 Rainer Orth * configure.ac (gcc_cv_as_ld_jalr_reloc): Redirect grep stdout, stderr to /dev/null instead of grep -q. * configure: Regenerate. 2010-05-25 Steven Bosscher * Makefile.in (EXCEPT_H): Fix typo. 2010-05-25 Vladimir Makarov * ira-build.c (update_conflict_hard_reg_costs): New. (ira_build): Call update_conflict_hard_reg_costs. 2010-05-25 Jakub Jelinek PR debug/41371 * var-tracking.c (find_loc_in_1pdv): Guard asserts with ENABLE_CHECKING. (intersect_loc_chains): Walk the s2var's loc_chain together with s1node chain as long as the locations are equal, don't call find_loc_in_1pdv in that case. PR debug/42801 * tree-inline.c (remap_decls): Remap DECL_VALUE_EXPR here... (copy_bind_expr): ... instead of here. (copy_tree_body_r): If id->remapping_type_depth clear TREE_BLOCK if the block hasn't been remapped. * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): When emitting concrete instance of abstract VLA, add DW_AT_type attribute. 2010-05-25 Richard Guenther PR middle-end/44069 * gimple-fold.c (maybe_fold_stmt_addition): Avoid generating out-of-bounds array accesses. 2010-05-25 Richard Guenther * lto-wrapper.c (nr, input_names, output_names, makefile): Globalize. (lto_wrapper_exit): Unlink all LTRANS temporary files on error. (run_gcc): Re-organize to make cleanup easier. 2010-05-25 Andreas Krebbel * config/s390/s390.c (optimization_options): Fix and move the flag_prefetch_loop_arrays override ... (override_options): ... here. 2010-05-25 Joseph Myers * diagnostic.c: Don't include plugin.h. (diagnostic_report_diagnostic): Don't handle plugins specially here. Pass context to internal_error callback. * diagnostic.h (struct diagnostic_context): Add context parameter to internal_error callback. * plugin.c (warn_if_plugins, plugins_internal_error_function): New. * plugin.h (struct diagnostic_context): Declare. (warn_if_plugins, plugins_internal_error_function): Declare. * toplev.c (general_init): Set global_dc->internal_error. * Makefile.in (diagnostic.o): Update dependencies. 2010-05-25 Iain Sandoe * config/rs6000/darwin64.h: Update DARWIN_ARCH_SPEC. * config/rs6000/t-darwin64: New. * config.gcc (powerpc64-*-darwin*): Use darwin.opts, t-darwin64, build crt2. 2010-05-25 Christian Borntraeger PR 44203 * tree-ssa-loop-prefetch.c: Fix logic for step calculation to match the original (and intended) behaviour before r159557. This changeset changed a=a+b*c to a=(a+b)*b which was obviously wrong in two ways. 2010-05-25 Richard Guenther * doc/invoke.texi: Document -Ofast. * target.h (struct gcc_target): Add handle_ofast. * target-def.h (TARGET_HANDLE_OFAST): Add. (TARGET_INITIALIZER): Adjust. * opts.c (decode_options): Handle -Ofast. Enable -ffast-math with it. * common.opt (Ofast): Add. 2010-05-25 Paolo Bonzini * doc/tm.texi (STORE_FLAG_VALUE): Do not refer to sCC patterns. * doc/md.texi (cstoreXX4): Update for cond-optab changes. 2010-05-25 Paolo Bonzini PR target/43610 * optabs.c (prepare_float_lib_cmp): Allow reversing the comparison even if !FLOAT_LIB_COMPARE_RETURNS_BOOL. Always compute true_rtx and false_rtx. Use false_rtx to compute the correct *ptest for reversed comparisons for which !FLOAT_LIB_COMPARE_RETURNS_BOOL. 2010-05-25 Jakub Jelinek * dwarf2out.c (loc_descr_plus_const): When offset is negative, use DW_OP_minus with negated offset instead of DW_OP_plus. (loc_list_from_tree): Don't test whether second operand is INTEGER_CST. 2010-05-25 Wei Guozhi * config/arm/thumb2.md (thumb2_tlobits_cbranch): Add constraint to tst instruction and a new alternative. * config/arm/constraints.md (Pu): New constraint. 2010-05-24 Sebastian Pop * function.c (assign_stack_local_1): Initialize variable to avoid warning when bootstrapping at -O3. 2010-05-24 Steven Bosscher * configure.ac (all_lang_makefiles): Remove everything related to it. * configure: Regenerate. * Makefile.in: Fix reference to ada Make-lang.in. Remove support for LANG_MAKEFILES. 2010-05-24 Daniel Jacobowitz Sandra Loosemore * config/arm/neon-testgen.ml: Use dg-add-options arm_neon. * doc/sourcebuild.texi (Effective-Target Keywords): Update arm_neon_ok description. Add arm_neon_fp16_ok. (Add Options): Add arm_neon and arm_neon_fp16. 2010-05-24 Joseph Myers * diagnostic.c: Don't include flags.h. (pedantic_warning_kind, permissive_error_kind): Take diagnostic context parameters. Check flags in the context passed as a parameter. (diagnostic_build_prefix): Add context parameter. Check show_column flag in context. (diagnostic_action_after_output): Check fatal_errors flag in context. (diagnostic_report_current_module): Check show_column flag in context. (default_diagnostic_starter): Update call to diagnostic_build_prefix. (diagnostic_report_diagnostic): Pass context to pedantic_warning_kind. (emit_diagnostic): Pass context to permissive_error_kind. (permerror): Pass context to permissive_error_kind. * diagnostic.h (struct diagnostic_context): Add show_column, pedantic_errors, permissive and fatal_errors fields. (diagnostic_build_prefix): Update prototype. * langhooks.c * toplev.c (process_options): Set flags in global_dc from flag_show_column, flag_pedantic_errors, flag_permissive, flag_fatal_errors. * tree-diagnostic.c (default_tree_diagnostic_starter): Update call to diagnostic_build_prefix. * Makefile.in (diagnostic.o): Update dependencies. 2010-05-24 H.J. Lu * config/i386/ia32intrin.h (__crc32q): Define only if __SSE4_2__ is defined. 2010-05-24 Iain Sandoe PR target/44132 PR middle-end/43602 * varasm.c (get_emutls_init_templ_addr): Copy DECL_PRESERVE_P, DECL_VISIBILITY_SPECIFIED. (emutls_decl): Set DECL_PRESERVE_P and copy DECL_VISIBILITY_SPECIFIED, DECL_RESTRICTED_P. (emutls_finalize_control_var): New callback. (emutls_finish): Finalize emutls control variables. * toplev.c (compile_file): Move the call to emutls_finish () before varpool_assemble_pending_decls (). 2010-05-24 Daniel Gutson * config/arm/lib1funcs.asm (__ARM_ARCH__): __ARM_ARCH_7EM__ added to the preprocessor condition. 2010-05-24 Paul Brook * gengtype-lex.l: Add HARD_REG_SET. * expr.c (expand_expr_real_1): Record writes to hard registers. * function.c (rtl_data): Add asm_clobbers. * ira.c (compute_regs_asm_clobbered): Use crtl->asm_clobbers. (ira_setup_eliminable_regset): Remove regs_asm_clobbered. Use crtl->asm_clobbers. 2010-05-24 Ralf Wildenhues * doc/makefile.texi (Makefile): Mention stages 'profile' and 'feedback' for profiledbootstrap. 2010-05-23 H.J. Lu PR target/44245 * config/i386/i386.c (def_builtin): Properly check OPTION_MASK_ISA_64BIT. 2010-05-23 Joseph Myers * c-decl.c (diagnose_mismatched_decls): Give error for duplicate typedefs with different but compatible types. Allow duplicate typedefs with the same type except for pedantic non-C1X, but give warning for variably modified types. * c-typeck.c (tagged_types_tu_compatible_p, function_types_compatible_p, type_lists_compatible_p, comptypes_internal): Add parameter different_types_p; set *different_types_p for different but compatible types. All callers changed. (comptypes_check_different_types): New. * c-tree.h (comptypes_check_different_types): Declare. 2010-05-23 Steven Bosscher * regs.h: Do not include obstack.h, basic-block.h. Include machmode.h. * jump.c: Include basic-block.h. * profile.c: Likewise. * tree-profile.c: Likewise. * coverage.c: Likewise. * basic-block.h (optimize_function_for_size_p): Move to function.h. (optimize_function_for_speed_p): Likewise. * function.h (optimize_function_for_size_p, optimize_function_for_speed_p): Moved here from basic-block.h. * Makefile.in: Update dependencies. 2010-05-23 Ralf Wildenhues * lto-wrapper.c (run_gcc): Unset MAKEFLAGS and MFLAGS before calling make; allow override through $MAKE. * doc/invoke.texi (Optimize Options): Document override. 2010-05-23 Anatoly Sokolov * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): New. (TARGET_MODE_DEPENDENT_ADDRESS_P): Define. (rs6000_mode_dependent_address_ptr): Make static. * config/rs6000/rs6000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove. * config/rs6000/rs6000-protos.h (rs6000_mode_dependent_address_ptr): Remove. 2010-05-23 Maarten Lankhorst PR target/43869 * config/i386/i386.c: Make sure that the correct regparm is passed. 2010-05-23 Steven Bosscher * sbitmap.h (sbitmap_ptr, const_sbitmap_ptr): Move from here... * sbitmap.c: ...to here to internalize sbitmap element access. Do not include tm.h, rtl.h, flags.h, hard-reg-set.h, and obstack.h. Explain why basic-block.h is included. * function.h: Include tm.h for CUMULATIVE_ARGS. * Makefile.in: Update dependencies. 2010-05-22 Steven Bosscher * coretypes.h (struct simple_bitmap_def, sbitmap, const_sbitmap): New core types. * sbitmap.h (struct sbitmap_def): Do not typedef here. * sbitmap.c: Include sbitmap.h. * basic-block.h: Do not include bitmap.h, sbitmap.h, partition.h, hard-reg-set.h. Split everything related to regsets out from here... * regset.h: ...to here. New file. * df.h: Include regset.h and sbitmap.h. * tree-flow.h: Likewise. * cfgloop.h: Likewise. * except.h: Do not include sbitmap.h. Include hashtab.h. * cgraph.h: Include vec.h and function.h. * reload.h (struct insn_chain): Change types of live_throughout and dead_or_set from regset_head to bitmap_head. (compute_use_by_pseudos): Be defined also if regset.h is not included. * ira-int.h (struct ira_spilled_reg_stack_slot): Change type of spilled_regs from regset_head to bitmap_head to avoid dependency in regset.h. * sel-sched-ir.h: Include regset.h. * reload.c: Include df.h before reload.h. * caller-save.c: Likewise. * reload1.c: Likewise. * ira.c: Likewise. (mark_elimination): Update type of r to bitmap, consistent with DF_LR_IN. * dominance.c: Include bitmap.h. * modulo-sched.c: Include df.h. * cfganal.c: Include bitmap.h and sbitmap.h. * cfgbuild.c: Include sbitmap.h. * lcm.c: Include sbitmap.h. * gcse.c (alloc_gcse_mem): Allocate regset with ALLOC_REG_SET. * domwalk.c: Include sbitmap.h, exclude ggc.h. * cfgexpand.c: Inlcude bitmap.h and sbitmap.h. * cselib.c: Include bitmap.h. * tree-optimize.c: Include regset.h. * stmt.c: Include bitmap.h. * Makefile.in: Update dependencies. 2010-05-22 Jan Hubicka * cgraph.h (struct varpool_node): Add same_comdat_group. * lto-cgrpah.c (lto_output_varpool_node): Output same_comdat_group pointer. (output_varpool): Update call of lto_output_varpool_node. (input_varpool): Read same_comdat_group pointer. (input_varpool_1): Fixup same_comdat_group pointer. * ipa.c (cgraph_remove_unreachable_nodes): WHen one of same comdat group is needed, all are. * varpool.c (varpool_remove_node): Remove node from same comdat group linklist too. (varpool_analyze_pending_decls): Walk same comdat groups. 2010-05-22 Steven Bosscher * rtl.h (union rtunion_def): Remove rt_bit member. (XBITMAP, X0BITMAP, XCBITMAP): Remove. * print-rtl (print_rtx): Do not print the member. * gengtype.c (adjust_field_rtx_def): Do not handle it. * gengenrtl.c (type_from_format): Likewise. (accessor_from_format): Likewise. 2010-05-22 Joseph Myers * dbgcnt.c: Include toplev.h instead of errors.h. * ira-emit.c: Don't include errors.h. * ira.c: Include toplev.h instead of errors.h. * lto-compress.c: Include toplev.h instead of errors.h. * Makefile.in (lto-compress.o, lto-streamer-out.o, ira-emit.o, ira.o, dbgcnt.o): Update dependencies. 2010-05-22 Richard Guenther * gimple.c (gimple_types_compatible_p): Check type qualifications before merging pointer to complete and pointer to incomplete type. * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure we use our own resolution algorithm. The gold linker plugin doesn't do the job we want it to do here. 2010-05-22 Anatoly Sokolov * config/sparc/sparc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove. * config/sparc/sparc.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define. (sparc_mode_dependent_address_p): New function. 2010-05-21 Steven Bosscher * Makefile.in: Fix c-pch.o and ggc-common.o dependencies on timevars. * timevar.c: Do not include any core headers. (timevar_print): De-i18n-ize. (print_time): Likewise. * timevar.h (timevar_push, timevar_pop): Make inline functions. 2010-05-21 Joseph Myers * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or langhooks-def.h. (diagnostic_initialize): Initialize x_data not last_function. (diagnostic_report_current_function): Move to tree-diagnostic.c. (default_diagnostic_starter): Call diagnostic_report_current_module not diagnostic_report_current_function. (diagnostic_report_diagnostic): Initialize x_data not abstract_origin. (verbatim): Likewise. * diagnostic.h (struct diagnostic_info): Change abstract_origin to x_data. (struct diagnostic_context): Change last_function to x_data. (diagnostic_auxiliary_data): Replace with diagnostic_context_auxiliary_data and diagnostic_info_auxiliary_data. (diagnostic_last_function_changed, diagnostic_set_last_function, diagnostic_report_current_function): Move to tree-diagnostic.h. (print_declaration, dump_generic_node, print_generic_stmt, print_generic_stmt_indented, print_generic_expr, print_generic_decl, debug_c_tree, dump_omp_clauses, print_call_name, debug_generic_expr, debug_generic_stmt, debug_tree_chain, default_tree_printer): Move to tree-pretty-print.h. (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq, print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to gimple-pretty-print.h. * pretty-print.c: Don't include tree.h (pp_base_format): Don't handle %K here. (pp_base_tree_identifier): Move to tree-pretty-print.c. * pretty-print.h (text_info): Change abstract_origin to x_data. (pp_tree_identifier, pp_unsupported_tree, pp_base_tree_identifier): Move to tree-pretty-print.h. * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h, tree-pretty-print.h: New files. * tree-pretty-print.c: Include tree-pretty-print.h. (percent_K_format): New. Moved from pretty-print.c. (pp_base_tree_identifier): Move from pretty-print.c. * c-objc-common.c: Include tree-pretty-print.h. (c_tree_printer): Handle %K here. * langhooks.c: Include tree-diagnostic.h. (lhd_print_error_function): Use diagnostic_abstract_origin macro. * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h. (default_tree_printer): Handle %K using percent_K_format. (general_init): Use default_tree_diagnostic_starter. * tree.c: Include tree-diagnostic.h and tree-pretty-print.h. (free_lang_data): Use default_tree_diagnostic_starter. * c-pretty-print.c: Include tree-pretty-print.h. * cfgexpand.c: Include tree-pretty-print.h and gimple-pretty-print.h. * cgraphunit.c: Include tree-pretty-print.h and gimple-pretty-print.h. * dwarf2out.c: Include tree-pretty-print.h. * except.c: Include tree-pretty-print.h. * gimple-pretty-print.c: Include tree-pretty-print.h and gimple-pretty-print.h. * gimplify.c: Include tree-pretty-print.h. * graphite-poly.c: Include tree-pretty-print.h and gimple-pretty-print.h. * ipa-cp.c: Include tree-pretty-print.h. * ipa-inline.c: Include gimple-pretty-print.h. * ipa-prop.c: Include tree-pretty-print.h and gimple-pretty-print.h. * ipa-pure-const.c: Include gimple-pretty-print.h. * ipa-struct-reorg.c: Include tree-pretty-print.h and gimple-pretty-print.h. * ipa-type-escape.c: Include tree-pretty-print.h. * print-rtl.c: Include tree-pretty-print.h. * print-tree.c: Include gimple-pretty-print.h. * sese.c: Include tree-pretty-print.h. * tree-affine.c: Include tree-pretty-print.h. * tree-browser.c: Include tree-pretty-print.h. * tree-call-cdce.c: Include gimple-pretty-print.h. * tree-cfg.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-chrec.c: Include tree-pretty-print.h. * tree-data-ref.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-dfa.c: Include tree-pretty-print.h. * tree-if-conv.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-inline.c: Include tree-pretty-print.h. * tree-into-ssa.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-nrv.c: Include tree-pretty-print.h. * tree-object-size.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-outof-ssa.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-parloops.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-predcom.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-scalar-evolution.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-sra.c: Include tree-pretty-print.h. * tree-ssa-address.c: Include tree-pretty-print.h. * tree-ssa-alias.c: Include tree-pretty-print.h. * tree-ssa-ccp.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-coalesce.c: Include tree-pretty-print.h. * tree-ssa-copy.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-copyrename.c: Include tree-pretty-print.h. * tree-ssa-dce.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-dom.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-dse.c: Include gimple-pretty-print.h. * tree-ssa-forwprop.c: Include tree-pretty-print.h. * tree-ssa-ifcombine.c: Include tree-pretty-print.h. * tree-ssa-live.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-loop-im.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-loop-niter.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h. * tree-ssa-math-opts.c: Include gimple-pretty-print.h. * tree-ssa-operands.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-phiprop.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-pre.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-propagate.c: Include gimple-pretty-print.h. * tree-ssa-reassoc.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-sccvn.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-sink.c: Include gimple-pretty-print.h. * tree-ssa-ter.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-ssa-uninit.c: Include gimple-pretty-print.h. * tree-ssa.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-stdarg.c: Include gimple-pretty-print.h. * tree-switch-conversion.c: Include gimple-pretty-print.h. * tree-tailcall.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-vect-data-refs.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-vect-loop-manip.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-vect-loop.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-vect-patterns.c: Include gimple-pretty-print.h. * tree-vect-slp.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-vect-stmts.c: Include tree-pretty-print.h and gimple-pretty-print.h. * tree-vectorizer.c: Include tree-pretty-print.h. * tree-vrp.c: Include tree-pretty-print.h and gimple-pretty-print.h. * value-prof.c: Include tree-pretty-print.h and gimple-pretty-print.h. * var-tracking.c: Include tree-pretty-print.h. * Makefile.in (OBJS-common): Add tree-diagnostic.o. (tree-diagnostic.o): New dependencies. (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o, tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o, tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o, tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o, tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o, tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o, tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o, tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o, tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o, tree-ssa-address.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o, tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o, tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o, gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o, tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o, tree-parloops.o, tree-stdarg.o, tree-object-size.o, gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o, toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o, ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o, ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o, tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o, tree-switch-conversion.o, var-tracking.o, value-prof.o, cfgexpand.o, pretty-print.o): Update dependencies. 2010-05-22 Andreas Tobler * tree-ssa-structalias.c: Remove tm_p.h from include. 2010-05-21 Jeff Law * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Fix typo. 2010-05-21 Jason Merrill * tree-eh.c (cleanup_is_dead_in): New. (lower_try_finally): Don't generate a dead cleanup region. (lower_cleanup): Likewise. 2010-05-21 Jakub Jelinek PR debug/44223 * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST, unchain each use from the cyclic next_regno_use chain first. 2010-05-21 Steven Bosscher * real: Do not include gmp.h, mpfr.h, and mpc.h. (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove. (real_value_negate, real_value_abs): New prototypes. (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here... * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here, new include file for interface between MPFR and REAL_VALUE_TYPE. * real.c: Include realmpfr.h. (real_arithmetic2): Remove legacy function. (real_value_negate): New. (real_value_abs): New. (mfpr_from_real, real_from_mpfr): Move from here... * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file. * builtins.c: Include realmpfr.h. * fold-const.c: Include realmpfr.h. (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE. (fold_negate_const): Likewise. (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS. * toplev.c: Include realmpfr.h. * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs and real_value_negate. * fixed-value.c (check_real_for_fixed_mode): Likewise. * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise. (vfp3_const_double_index): Likewise. (arm_print_operand): Likewise. * Makefile.in: Update dependencies. 2010-05-21 Andreas Krebbel * config/s390/s390.c (override_options): Increase the default of max-completely-peel-times. 2010-05-21 Julian Brown Mark Mitchell * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid sibling calls for Thumb-1. * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2. * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for Thumb-2. (*call_insn, *call_value_insn): Don't use for Thumb-2. (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use for Thumb-2. (return): New expander. (*arm_return): New name for ARM return insn. * config/arm/thumb2.md (*thumb2_return): New insn pattern. 2010-05-19 Joel Sherrill * config.gcc (sparc64-*-rtems*): New target. 2010-05-21 Nathan Froyd * tree.c (build_function_decl_skip_args): Fix grammar. (build_function_type_list_1): Fix typos, adjust formatting. 2010-05-21 Steven Bosscher * tree.h: Include real.h and fixed-value.h as basic datatypes. * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h, tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c, tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c, tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c, genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c, tree-pretty-print.c, tree-loop-distribution.c, tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c, tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c, tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c, tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c, tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c, tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c, tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c, tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c, tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c, genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c, tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c, gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c, tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c, tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c, store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c, tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c, tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c, tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c, fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c, tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c, config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c, config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c, config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c, config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c, config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c, config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c, config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c, config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c, config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c, config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c, config/score/score7.c, config/score/score.c, config/arm/arm.c, config/pa/pa.c, config/mips/mips.c, config/vax/vax.c, config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c, config/bfin/bfin.c: Clean up redundant includes. * Makefile.in: Update accordingly. 2010-05-21 Nathan Froyd PR middle-end/44204 * builtins.c (fold_call_stmt): Pass &error_mark_node if the call statement has no arguments. 2010-05-21 Kai Tietz PR/44139 * varasm.c (emutls_decl): Merge attributes to new decl. 2010-05-21 Eric Botcazou PR middle-end/44101 * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR around the uniquized constructor if its type requires a conversion. 2010-05-21 Jakub Jelinek PR debug/44205 * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if at -O0 goto_locus of any of the incoming edges differs from goto_locus of outgoing edge, or gimple_location of any of the labels differs. 2009-09-14 Vladimir Makarov * ira.c (ira_non_ordered_class_hard_regs): Define. (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs. * ira-int.h (ira_non_ordered_class_hard_regs): Declare. * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase cost of unaligned hard regs when allocating multi-reg pseudos. 2010-05-20 Richard Sandiford * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt. * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float for TARGET_NO_FLOAT. * config/mips/mips.c (mips_file_start): Expand conditional expression into "if" statements. Use .gnu_attribute 4,0 for TARGET_NO_FLOAT. (mips_override_options): Move -mno-float override -msoft-float and -mhard-float. * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add Condition(TARGET_SUPPORTS_NO_FLOAT). * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set __mips_no_float here. (SUBTARGET_OVERRIDE_OPTIONS): Delete. (TARGET_SUPPORTS_NO_FLOAT): Define. * config/mips/sdemtk.opt: Delete. 2010-05-20 Segher Boessenkool * ipa-prop.c (compute_complex_ancestor_jump_func): Bail out if !cond. 2010-05-20 Uros Bizjak PR target/43733 * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode. * configure: Regenerate. * config.in: Regenerate. * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e instead of sahf only for 64bit targets. 2010-05-20 Jakub Jelinek PR debug/44178 * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call setup_ref_regs for DEBUG_INSNs. 2010-05-20 Jan Hubicka PR middle-end/44197 * varpool.c (varpool_remove_node): Handle in-varpool aliases. 2010-05-20 Kenneth Zadeck PR bootstrap/43870 * df-scan.c (df_ref_compare): Stabilize sort. 2010-05-20 Jakub Jelinek * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset argument. Don't use DW_OP_piece if offset is non-zero, put offset into second DW_OP_bit_piece argument. (dw_sra_loc_expr): Adjust callers. For memory expressions compute offset. 2010-05-20 Hans-Peter Nilsson PR target/44202 * config/cris/cris.md ("*addsi3_v32"): Correct "cc" settings for 16-bit-constant "addo" alternative. 2010-05-19 James E. Wilson * config/mips/mips-dsp.md (add3, mips_add_s_): Add ISA_HAS_DSP condition. PR target/43764 * mips.c (mips_call_expr_from_insn): New arg second_call. Set it. (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn. Use it. 2010-05-19 Joseph Myers * diagnostic.c (FLOAT, FFS): Don't undefine. * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise. * cse.c, regmove.c: Remove comments about stdio.h and rtl.h include ordering. 2010-05-19 Richard Sandiford * combine.c (propagate_for_debug): Call make_compound_operation on the source value. (try_combine): When implementing a split chosen by find_split_point, either copy i2src or set it to null. Assert that i2src is not null before substituting into CALL_INSN_FUNCTION_USAGE. 2010-05-19 Anatoly Sokolov * double-int.h (double_int_ior): New function. * tree.h (build_int_cst_wide_type): Remove. * tree.c (build_int_cst_wide_type): Remove. * fold-const.c (native_interpret_int): Use double_int_to_tree instead of build_int_cst_wide_type. * stor-layout.c (set_sizetype): (Ditto.). * dojump.c (do_jump): Use build_int_cstu instead of build_int_cst_wide_type. 2010-05-19 Eric Botcazou * langhooks.h (struct lang_hooks): Add new field deep_unsharing. * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro. (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING. * gimplify.c (mostly_copy_tree_r): Copy trees under SAVE_EXPR and TARGET_EXPR nodes, but only once, if instructed to do so. Do not propagate the 'data' argument to copy_tree_r. (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker. Propagate 'data' argument to walk_tree. (copy_if_shared): New function. (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker. (unmark_visited): New function. (unshare_body): Call copy_if_shared instead of doing it manually. (unvisit_body): Call unmark_visited instead of doing it manually. 2010-05-19 Nathan Froyd * hooks.h (hook_tree_tree_tree_bool_null): Rename to... (hook_tree_tree_int_treep_bool_null): ...this. Update signature. * hooks.c: Likewise. * target-def.h (TARGET_FOLD_BUILTIN): Define to hook_tree_tree_int_treep_bool_null. * target.h (struct gcc_target): Update signature of fold_builtin field. * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature. * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP instead of the call expression. (fold_builtin_call_array): Pass n and argarray directly. (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of consing a list. * config/alpha/alpha.c (alpha_fold_builtin): Update signature. Lift MAX_ARGS check out of the loop. Delete declaration of `arity', declare `i' and use it in place of `arity'. * config/sparc/sparc.c (sparc_fold_builtin): Update signature. Dereference `args' directly. * config/xtensa/xtensa (xtensa_fold_builtin): Likewise. 2010-05-19 Rainer Orth * doc/sourcebuild.texi (Effective-Target Keywords): Document 3dnow, sse3, sse2. (Directives): Document optional dg-require-effective-target selector. 2010-05-19 Richard Guenther PR lto/44196 * tree.c (find_decls_types_r): Walk BLOCKs and its vars. 2010-05-19 Richard Guenther * doc/invoke.texi (-fwhopr): Document new optional jobs argument. * common.opt (fwhopr=): New. * opts.c (common_handle_option): Handle OPT_fwhopr. * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*. * collect2.c (main): Match -fwhopr*. * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr. Execute ltrans stage in parallel when jobs is bigger than 1. 2010-05-19 Rainer Orth * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to pentiumpro on Solaris 8/x86 with Sun as. * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as hidden alias bug. (gcc_cv_as_ix86_quad): Check for .quad directive. * configure: Regenerate. * config.in: Regenerate. * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD. 2010-05-19 Martin Jambor * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions also for indirect edges. Actual printing moved... (ipa_print_node_jump_functions_for_edge): ...here. (ipa_compute_jump_functions): Renamed to ipa_compute_jump_functions_for_edge and made static. (ipa_compute_jump_functions): New function. (make_edge_direct_to_target): Check if the number of arguments on the newly direct edge is the same as the number of parametrs of the callee. * ipa-cp.c (ipcp_init_stage): Most functionality moved to new ipa_compute_jump_functions. Call ipa_analyze_params_uses. * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call analysis functions unconditionally, call the new ipa_analyze_params_uses on the node instead of every edge. 2010-05-19 Christian Borntraeger * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step to tree. (dump_mem_ref): Adopt debug code to handle a tree as step. This also checks for a constant int vs. non-constant but loop-invariant steps. (find_or_create_group): Change the sort algorithm to only consider steps that are constant ints. (idx_analyze_ref): Adopt code to handle a tree instead of a HOST_WIDE_INT for step. (gather_memory_references_ref): Handle tree instead of int and be prepared to see a NULL_TREE. (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune prefetches if the step cannot be calculated at compile time. (issue_prefetch_ref): Issue prefetches for non-constant but loop-invariant steps. 2010-05-18 Nathan Froyd Revert: 2010-05-18 Nathan Froyd * tree.h (build_call_list): Remove. * tree.c (build_call_list): Remove. 2010-05-18 Nathan Froyd * tree.h (build_call_list): Remove. * tree.c (build_call_list): Remove. 2010-05-18 Jan Hubicka * ipa-reference.c (propagate): Walk all nodes in the cleanup stage. 2010-05-18 Vladimir Makarov PR rtl-optimization/43332 * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier. 2010-05-18 Anatoly Sokolov * tree.h (build_int_cstu): Implement as static inline. * tree.c (build_int_cstu): Remove function. (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as sign extended. 2010-05-18 Richard Guenther PR lto/44143 * lto-wrapper.c (verbose): New variable. Initialize from -v. (debug): Initialize from -save-temps. (collect_execute): Print command-line when verbose. (run_gcc): Always use COLLECT_GCC_OPTIONS. Use fork_execute for ltrans invocation. Produce -dumpbase flag again. (process_args): Remove. (main): Simplify. * collect2.c (maybe_run_lto_and_relink): Only pass object files to lto-wrapper. * gcc.c (LINK_COMMAND_SPEC): Likewise. 2010-05-18 Jan Hubicka * opts.c (decode_options): Do not disable whopr at ipa_cp. * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too. 2010-05-18 Steven Bosscher PR lto/44184 * lto-streamer-out.c (output_gimple_stmt): Output number of labels in a GIMPLE_ASM. * lto-streamer-in.c (input_gimple_stmt): Read number of labels in a GIMPLE_ASM. 2010-05-18 Jakub Jelinek PR debug/41371 * var-tracking.c (find_loc_in_1pdv): Add a few checks from rtx_equal_p inline. 2010-05-18 Steven Bosscher * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add lto-macho as lto_binary_reader. * darwin.c (darwin_asm_named_section): Do not add assembler comment after .section directive; just print it before the directive instead. 2010-05-17 Jan Hubicka * cgraph.c (cgraph_create_virtual_clone): Only check versionable_function_p when not in wpa and checking is enabled. * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after there are no more functions to materialize. 2010-05-17 Jan Hubicka * cgraph.h (struct ipa_replace_map): Add parm_num parameter. * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary): New functions. (output_cgraph): Call output_cgraph_opt_summary. (input_cgrpah): Call input_cgraph_opt_summary. (output_cgraph_opt_summary_p, output_node_opt_summary, input_node_opt_summary, input_cgraph_opt_section): New functions. * lto-section-in.c (lto_section_name): Add cgraphopt. * tree-inline.c (tree_function_versioning): Handle parm_num. * lto-streamer.c (lto_get_section_name): Handle cgraphopt. * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum. 2010-05-17 Changpeng Fang * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio. * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply the insn to prefetch ratio heuristic to loops with known trip count. 2010-05-17 Changpeng Fang * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New. (schedule_prefetches): Do not generate a prefetch if the unroll factor is far from what is required by the prefetch. 2010-05-17 Jan Hubicka * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used. (ipcp_estimate_growth): Likewise. (ipcp_const_param_count): Likewise. (ipcp_insert_stage): Likewise. * ipa-prop.c (visit_load_for_mod_analysis): New function. (visit_store_addr_for_mod_analysis): Set used flag. (ipa_detect_param_modifications): Set used flag for SSE params; update use of walk_stmt_load_store_addr_ops. (ipa_print_node_params): Print used flag. (ipa_write_node_info): Stream used flag. (ipa_read_node_info): Likewise. * ipa-prop.h (struct ipa_param_descriptor): Add used field. (ipa_is_param_used): New function. (lto_ipa_fixup_call_notes): Remove unused declaration. 2010-05-17 Rainer Orth PR target/44074 * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test. * configure: Regenerate. * config.in: Regenerate. * config/i386/i386.c (print_operand) : Also print ";" if !HAVE_AS_IX86_REP_LOCK_PREFIX. Don't emit whitespace. * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep. (*rep_movsi): Likewise. (*rep_movsi_rex64): Likewise. (*rep_movqi): Likewise. (*rep_movqi_rex64): Likewise. (*rep_stosdi_rex64): Likewise. (*rep_stossi): Likewise. (*rep_stossi_rex64): Likewise. (*rep_stosqi): Likewise. (*rep_stosqi_rex64): Likewise. (*cmpstrnqi_nz_1): Use {%;} after repz. (*cmpstrnqi_nz_rex_1): Likewise. (*cmpstrnqi_1): Likewise. (*cmpstrnqi_rex_1): Likewise. (*strlenqi_1): Use {%;} after repnz. (*strlenqi_rex_1): Likewise. * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} . (*sync_compare_and_swap): Likewise. (sync_double_compare_and_swap): Likewise. (*sync_double_compare_and_swapdi_pic): Likewise. (sync_old_add): Likewise. (sync_add): Likewise. (sync_sub): Likewise. (sync_): Likewise. 2010-05-17 Martin Jambor * cgraph.h (cgraph_indirect_call_info): New fields anc_offset, otr_token and polymorphic. * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields. (cgraph_clone_edge): Copy the above fields. * tree.c (get_binfo_at_offset): New function. * tree.h (get_binfo_at_offset): Declare. * ipa-prop.h (enum jump_func_type): Added known_type jump function type, reordered items, updated comments. (union jump_func_value): Added base_type field, reordered fields. (enum ipa_lattice_type): Moved down in the file. (struct ipa_param_descriptor): New field polymorphic. (ipa_is_param_polymorphic): New function. * ipa-prop.c: Include gimple.h and gimple-fold.h. (ipa_print_node_jump_functions): Print known type jump functions. (compute_complex_pass_through): Renamed to... (compute_complex_assign_jump_func): this. (compute_complex_ancestor_jump_func): New function. (compute_known_type_jump_func): Likewise. (compute_scalar_jump_functions): Create known type and complex ancestor jump functions. (ipa_note_param_call): New parameter polymorphic, set the corresponding flag in the call note accordingly. (ipa_analyze_call_uses): Renamed to... (ipa_analyze_indirect_call_uses): this. New parameter target, define variable var only in the block where it is used. (ipa_analyze_virtual_call_uses): New function. (ipa_analyze_call_uses): Likewise. (combine_known_type_and_ancestor_jfs): Likewise. (update_jump_functions_after_inlining): Implemented handling of a number of new jump function types combination. (print_edge_addition_message): Removed. (make_edge_direct_to_target): New function. (try_make_edge_direct_simple_call): Likewise. (try_make_edge_direct_virtual_call): Likewise. (update_call_notes_after_inlining): Renamed to... (update_indirect_edges_after_inlining): this. Moved edge creation for indirect calls to try_make_edge_direct_simple_call, also calls try_make_edge_direct_virtual_call for virtual calls. (ipa_print_node_params): Changed the header message. (ipa_write_jump_function): Stream also known type jump functions. (ipa_read_jump_function): Likewise. (ipa_write_indirect_edge_info): Stream new fields in cgraph_indirect_call_info. (ipa_read_indirect_edge_info): Likewise. * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and GIMPLE_FOLD_H. 2010-05-17 Rainer Orth * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition. 2010-05-17 Nathan Froyd * tree.h (CALL_EXPR_ARGS): Delete. (call_expr_arglist): Delete. * tree.c (call_expr_arglist): Delete. * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to targetm.fold_builtin. * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter. Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN. * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename arglist parameter. Use CALL_EXPR_ARG. (picochip_expand_builtin_3op): Likewise. (picochip_expand_builtin_2opvoid): Likewise. (picochip_expand_array_get): Likewise. (picochip_expand_array_put): Likewise. (picochip_expand_array_testport): Likewise. (picochip_expand_builtin): Don't call CALL_EXPR_ARGS. Pass exp rather than arglist. * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of CALL_EXPR_ARGS. * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather than TREE_VALUE and TREE_CHAIN. * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise. * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of the arglist. 2010-05-17 Jakub Jelinek PR bootstrap/42347 * cfglayout.c (fixup_reorder_chain): Allow returnjump_p to have no fallthru edge. PR middle-end/44102 * cfgcleanup.c (try_optimize_cfg): When removing trivially empty bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL add BARRIER after previous bb if needed. 2010-05-17 Nathan Froyd * tree.c (build_function_type_list_1): Remove bogus assert condition. 2010-05-17 Alan Modra * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete unnecessary prototype. Replace copy_r12 and copy_r11 flag params with copy_reg rtx param. (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls. Correct cases where code for ABI_V4 did not initialise the reg used to access frame. Also leave frame_reg_rtx as sp for large frames that save no regs. 2010-05-17 Martin Jambor PR middle-end/44133 * tree-sra.c (create_access_replacement): New parameter rename, mark the replaement for renaming only when it is true. (get_access_replacement): Pass true in the rename parameter of create_access_replacement. (get_unrenamed_access_replacement): New function. (replace_uses_with_default_def_ssa_name): New parameter racc, get the replacement declaration from it. 2010-05-17 Bernd Schmidt * function.c (try_fit_stack_local, add_frame_space): New static functions. (assign_stack_local_1): Use them. Look for opportunities to use space previously wasted on alignment. * function.h (struct frame_space): New. (struct rtl_data): Add FRAME_SPACE_LIST member. * reload1.c (something_was_spilled): New static variable. (alter_reg): Set it. (reload): Test it in addition to testing if the frame size changed. 2010-05-17 Christian Borntraeger * config/s390/s390.c: Define sane prefetch settings and activate flag_prefetch_loop_arrays on -O3. * config/s390/s390.h: Declare that read can use write prefetch. 2010-05-17 Jakub Jelinek * lto-streamer-out.c (lto_output): Fix --enable-checking=release build. 2010-05-16 Jan Hubicka * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of function body; do not check stdarg field of struct function. 2010-05-16 Jan Hubicka * cgraph.c (dump_cgraph_node): Dump versionable flag. * cgraph.h (cgraph_local_info): Add versionable flag. * ipa-cp.c (ipcp_analyze_node): Set versionable flag. (ipcp_versionable_function_p): Use it. * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream versionable flag. 2010-05-16 Jan Hubicka * cgraph.c (cgraph_clone_node): Take decl argument and insert clone into hash when it is different from orig. (cgraph_create_virtual_clone): Update use of cgraph_clone_node. * cgraph.h (cgraph_clone_node): Update prototype. * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map. (lto_cgraph_encoder_delete): Delete body map. (lto_cgraph_encoder_size): Move to header. (lto_cgraph_encoder_encode_body_p, lto_set_cgraph_encoder_encode_body): New. (lto_output_node): Do not take written_decls argument; output clone_of pointer. (add_node_to): Add include_body_argument; call lto_set_cgraph_encoder_encode_body on master of the clone. (add_references): Update use of add_node_to. (compute_ltrans_boundary): Likewise. (output_cgraph): Do not create written_decls bitmap. (input_node): Take nodes argument; stream in clone_of correctly. (input_cgraph_1): Update use of input_node. * lto-streamer-out.c (lto_output): Use encoder info to decide what bodies to output. * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_decide_recursive_inlining): Update call of cgraph_clone_node. * lto-streamer.h (lto_cgraph_encoder_d): Add body. (lto_cgraph_encoder_size): Define here. (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p): Declare. 2010-05-16 Richard Guenther * doc/invoke.texi (-fipa-struct-reorg): Do not mention -fipa-type-escape. * ipa-type-escape.c (gate_type_escape_vars): Run when -fipa-struct-reorg runs. * opts.c (decode_options): Do not unset flag_ipa_type_escape. * common.opt (fipa-type-escape): Remove. 2010-05-16 Eric Botcazou * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO. (decode_options): Likewise. * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H. 2010-05-16 Jan Hubicka * ipa.c (function_and_variable_visibility): Also bring local all aliases. 2010-05-16 Richard Guenther * alias.c (nonoverlapping_memrefs_p): Remove use of IPA type-escape information. 2010-05-16 Joseph Myers * c-common.c (c_common_reswords): Add _Static_assert for C. * c-parser.c (c_token_starts_declaration, c_parser_next_token_starts_declaration, c_parser_static_assert_declaration_no_semi, c_parser_static_assert_declaration): New. (c_parser_declaration_or_fndef): Add parameter static_assert_ok. Handle static assertions if static_assert_ok. (c_parser_external_declaration, c_parser_declaration_or_fndef, c_parser_compound_statement_nostart, c_parser_label, c_parser_for_statement, c_parser_objc_methodprotolist, c_parser_omp_for_loop): All callers of c_parser_declaration_or_fndef changed. (c_parser_struct_declaration): Handle static assertions. (c_parser_compound_statement_nostart): Use c_parser_next_token_starts_declaration and c_token_starts_declaration to detect start of declarations. (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop): Likewise. 2010-05-16 Anatoly Sokolov * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros. * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define. (mmix_function_outgoing_value): Rename to... (mmix_function_value): ...this. Make static. Add 'outgoing' argument. (mmix_function_value_regno_p): Make static. (mmix_libcall_value): New function. * config/mmix/mmix-protos.h (mmix_function_outgoing_value, mmix_function_value_regno_p): Remove declaration. 2010-05-16 Eric Botcazou * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on BUILT_IN_ALLOCA if stack checking is enabled. 2010-05-16 Richard Guenther * var-tracking.c (vars_copy_1): Inline ... (vars_copy): ... here. Use FOR_EACH_HTAB_ELEMENT. (variable_union): Use FOR_EACH_HTAB_ELEMENT. Merge asserts. (variable_merge_over_cur): Adjust. Merge asserts. (variable_merge_over_src): Likewise. (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT. (variable_post_merge_new_vals): Merge asserts. (variable_post_merge_perm_vals): Likewise. (find_mem_expr_in_1pdv): Likewise. (dataflow_set_different_value): Remove. (onepart_variable_different_p): Merge asserts. (variable_different_p): Likewise. (dataflow_set_different_1): Inline ... (dataflow_set_different): ... here. Use FOR_EACH_HTAB_ELEMENT. (emit_notes_for_differences_1): Merge asserts. 2010-05-16 Richard Guenther * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE. * optabs.c (libfunc_decl_hash): Likewise. * varasm.c (emutls_decl): Likewise. 2010-05-16 Steven Bosscher * c-decl.c: Don't include gimple.h. (merge_decls): Do not copy gimple_body. 2010-05-15 Jason Merrill * c.opt: Add -fnothrow-opt. 2010-05-15 Jan Hubicka * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is analyzed. * passes.c (ipa_write_summaries): Write all analyzed nodes. 2010-05-15 Steven Bosscher * vecir.h: New file with VEC primitives for tree, gimple, and rtl. * Makefile.in: Add it. Fix all other Makefile dependencies for changes below. * tree.h: Include it instead of defining VEC primitives here. * gimple.h: Likewise. * rtl.h: Likewise. * tree-inline.h: Inlclude vecir.h instead of gimple.h. * except.h: Include vecir.h, break dependence on tree.h. * gimplify.c (append_to_statement_list_1, append_to_statement_list): Move from here... * tree-iterator.c: ...to here. * tree-iterator.h: Fix file introduction comment. Add extern markers. * c-lex.c: Include fixed-value.h instead of rtl.h. Do not include tm_p.h. * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included. * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h, integrate.h, function.h, toplev.h, tree-inline.h, ggc.h, tree-mudflap.h, and target.h. * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h, predict.h, tree-inline.h, gimple.h, and langhooks.h. * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h. Add FIXME for why gimple.h is still included (should be unnecessary since GCC 4.5 gimplification unit-at-a-time). * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h. * c-pragma.c: Add FIXME for why function.h needs to be included just for cfun, at front-end level. Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook. Do not include ggc.h, but include vecprim.h for VEC(char). * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h. Explain why target.h is included. * c-omp.h: Do not include tm.h, function.h, and bitmap.h. Explain why gimple.h is included. * c-ppoutput.c: Do not include tm.h. * c-common.c: Do not include gimple.h. Explain why expr.h is included. * c-parses.c: Explain why rtl.h is included, and that this (and only this) is also why tm.h must be included. Do not include except.h. * c-lang.c: Do not include ggc.h. 2010-05-15 Uros Bizjak * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX. 2010-05-15 Joseph Myers * c-decl.c (grokfield): Allow typedefs for anonymous structs and unions by default if those structs and unions have no tags. Do not condition anonymous struct and unions handling on flag_iso. Allow anonymous structs and unions for C1X. (finish_struct): Do not diagnose lack of named fields when anonymous structs and unions present for C1X. Accept flexible array members in structure with anonymous structs or unions but no directly named fields. * doc/extend.texi (Unnamed Fields): Update. 2010-05-15 Eric Botcazou * gimple.h (compare_field_offset): Rename into... (gimple_compare_field_offset): ...this. * gimple.c (compare_field_offset): Rename into... (gimple_compare_field_offset): ...this. Compare the full access if the offset is self-referential. (gimple_types_compatible_p): Adjust for above renaming. * lto-streamer-in.c (input_gimple_stmt): Likewise. Also compare the DECL_NONADDRESSABLE_P flag of fields before merging them. 2010-05-15 Nathan Froyd * tree.h (ctor_to_list): Delete. * tree.c (ctor_to_list): Delete. 2010-05-15 Jan Hubicka * ipa-reference.c: Include toplev.h (is_proper_for_analysis): Only add to all_module_statics if it is allocated. (write_node_summary_p, stream_out_bitmap, ipa_reference_write_optimization_summary, ipa_reference_read_optimization_summary): New. (struct ipa_opt_pass_d pass_ipa_reference): Add optimization summary streaming. * lto-cgraph.c (referenced_from_this_partition_p, reachable_from_this_partition_p): New functions. * tree-ssa-alias.c (ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Ask ipa-reference even for public vars. * opts.c (decode_options): Enable ipa_reference. * Makefile.in (ipa-reference.o): Add toplev.h dependency. * lto-streamer.h (referenced_from_this_partition_p, reachable_from_this_partition_p): Declare. 2010-05-15 Richard Guenther PR tree-optimization/44038 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid taking the address of a V_C_E of a constant. 2010-05-14 Jan Hubicka * tree.h (memory_identifier_string): Remove. * ipa-reference.c: Update comment; do not include gt-ipa-reference.h (ipa_reference_global_vars_info_d): Remove statics_not_read and statics_not_written. (ipa_reference_optimization_summary_d): New structure. (ipa_reference_optimization_summary_t): New type and vector. (ipa_reference_vars_info_d): Embedd structures instead of using pointers. (reference_vars_to_consider): Remove out of GGC space. (module_statics_escape): Remove. (global_info_obstack): Rename to ... (optimization_summary_obstack): ... this one. (initialization_status_t): Remove. (memory_identifier_string): Remove. (get_reference_vars_info): Fix indenting. (set_reference_vars_info): Likewise. (get_reference_optimization_summary): New. (set_reference_optimization_summary): New. (get_global_reference_vars_info): Remove. (ipa_reference_get_read_global): Remove. (ipa_reference_get_written_global): Remove. (ipa_reference_get_not_read_global): Update. (ipa_reference_get_not_written_global): Update. (is_proper_for_analysis): Outlaw addressable. (propagate_bits): Update for new datastructures. (analyze_variable): Remove. (init_function_info): Update for new datastructures. (clean_function_local_data): Remove. (clean_function): Remove. (copy_global_bitmap): Use optimizations_summary_obstack. (duplicate_node_data): Duplicate optimization summary only. (remove_node_data): Remove optimization summary only. (generate_summary): Do not analyze variables; do not compute module_statics_escape; do not prune solutions by it. (read_write_all_from_decl): Fix typos in comments. (propagate): Doscover readonly and nonaddressable first; update for new datastructures; share global bitmaps. * ipa-reference.h (ipa_reference_get_read_global, ipa_reference_get_written_global): Remove. * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string. * Makefile.in: Remove ipa-refereference from GT files. 2010-05-14 Jakub Jelinek PR debug/44112 * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN for all SYMBOL_REF_DECLs. 2010-05-14 Jan Hubicka * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare. (varpool_all_refs_explicit_p): New inline function. * ipa-reference.c: Update comment. (module_statics_written): Remove. (get_static_decl): Remove. (ipa_init): Do not initialize module_statics_written. (analyze_function): Likewise. (generate_summary): Likewise; do not compute module_statics_readonly and do not update variable flags. (propagate): Call ipa_discover_readonly_nonaddressable_vars. * ipa.c: Inlucde flags.h (cgraph_local_node_p): New. (cgraph_remove_unreachable_nodes): Return early when not optimizing; promote functions to local. (ipa_discover_readonly_nonaddressable_vars): New function. (function_and_variable_visibility): Use cgraph_local_node_p. * varpool.c (varpool_finalize_decl): Set force_output for DECL_PRESERVE_P vars. 2010-05-14 Jan Hubicka * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit. 2010-05-14 Richard Guenther PR tree-optimization/44119 * tree-ssa-pre.c (eliminate): Properly mark replacement of a PHI node necessary. 2010-05-14 Eric Botcazou * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL. 2010-05-14 Jason Merrill PR c++/44127 * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW. (gimple_call_set_nothrow): New. * gimple.c (gimple_build_call_from_tree): Call it. (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW. PR c++/44127 * gimplify.c (gimplify_seq_add_stmt): No longer static. * gimple.h: Declare it. * gimple.c (gimple_build_eh_filter): No ops. 2010-05-14 Jan Hubicka * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue nodes already in queue. (cgraph_remove_unreachable_nodes): Cleanup; fix problem with re-enqueueing node. 2010-05-14 Jakub Jelinek PR debug/44136 * cfgexpand.c (expand_debug_expr): If non-memory op0 has BLKmode, return NULL. 2010-05-14 Harsha Jagasia * config.gcc: Add support for --with-cpu option for bdver1. * config/i386/i386.h (TARGET_BDVER1): New macro. (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL. (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL. Add SSE_PACKED_SINGLE_INSN_OPTIMAL. (TARGET_CPU_DEFAULT_NAMES): Add bdver1. (processor_type): Add PROCESSOR_BDVER1. * config/i386/i386.md: Add bdver1 as a new cpu attribute to match processor_type in config/i386/i386.h. Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of movapd when replacing movsd or movss for SSE and AVX. Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed xor instead of packed double/packed integer xor for SSE and AVX when moving a zero value. * config/i386/sse.md: Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of movapd/movdqa for SSE and AVX. Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single logical operations i.e and, or and xor instead of packed double logical operations for SSE and AVX. * config/i386/i386-c.c (ix86_target_macros_internal): Add PROCESSOR_BDVER1. * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1. (has_fma4, has_xop): New. * config/i386/i386.c (bdver1_cost): New variable. (m_BDVER1): New macro. (m_AMD_MULTIPLE): Add m_BDVER1. (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen, x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx, x86_tune_use_simode_fiop, x86_tune_promote_qimode, x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8, x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency, x86_tune_sse_partial_reg_dependency, x86_tune_sse_unaligned_load_optimal, x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores, x86_tune_memory_mismatch_stall, x86_tune_use_ffreep, x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions, x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem, x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch): Enable/disable for bdver1. (processor_target_table): Add bdver1_cost. (cpu_names): Add bdver1. (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in processor_alias_table. (ix86_expand_vector_move_misalign): Change. TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL. Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL. Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead of movupd/movdqu for SSE and AVX. (ix86_tune_issue_rate): Add PROCESSOR_BDVER1. (ix86_tune_adjust_cost): Add code for bdver1. (standard_sse_constant_opcode): Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead of packed double xor for SSE and AVX. 2010-05-14 Pat Haugen * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs() result to unsigned. 2010-05-14 Tristan Gingold * toplev.c (default_debug_hooks): Remove this variable. (process_options): Remove assignments to default_debug_hooks. 2010-05-14 Martin Jambor * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove. (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF. * langhooks.h (struct lang_hooks_for_decls): Removed field fold_obj_type_ref. * tree.c (free_lang_data): Remove assignment to lang_hooks.fold_obj_type_ref. * tree.def (OBJ_TYPE_REF): Update comment. 2010-05-14 Richard Guenther PR tree-optimization/44124 * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access. 2010-05-14 Alan Modra PR target/44075 * config/rs6000/rs6000.c (struct machine_function): Reorder fields for better packing. Add lr_save_state. (rs6000_ra_ever_killed): Return lr_save_state if set. (rs6000_emit_eh_reg_restore): Set lr_save_state. 2010-05-13 Jan Hubicka * varpool.c (decide_is_variable_needed): Drop code checking TREE_SYMBOL_REFERENCED. 2010-05-13 Jan Hubicka * final.c (output_addr_const): Do not call mark_decl_referenced. * cgraphunit.c (process_function_and_variable_attributes): Use mark_needed_node dirrectly. (assemble_thunk): Do not call mark_decl_referenced. 2010-05-13 Anatoly Sokolov * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx. 2010-05-13 Jeff Law * ira-conflicts.c (print_allocno_conflicts): New function broken out from... (print_conflicts): Call print_allocno_conflicts. 2010-05-13 Jakub Jelinek PR debug/44104 * dwarf2out.c (modified_type_die): Don't dereference mod_type_die if it is NULL. 2010-05-13 Kai Tietz * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose t-mingw-w64 or t-mingw-w32 for multilib configuration. * config/i386/t-mingw-w32: New. * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib. 2010-05-13 Martin Jambor * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to gimple-fold.c). * gimple-fold.c (get_base_binfo_for_type): New function. (gimple_get_relevant_ref_binfo): Likewise. (gimple_fold_obj_type_ref_known_binfo): Likewise. (gimple_fold_obj_type_ref): Likewise. (fold_gimple_call): Simplify condition for folding virtual calls and call gimple_fold_obj_type_ref. * gimple.h (gimple_get_relevant_ref_binfo): Declare. (gimple_fold_obj_type_ref_known_binfo): Likewise. 2010-05-13 Andreas Schwab * config/rs6000/rs6000-protos.h (rs6000_mode_dependent_address_ptr): Change argument to const_rtx. * config/rs6000/rs6000.c (rs6000_mode_dependent_address) (rs6000_debug_mode_dependent_address) (rs6000_mode_dependent_address_ptr): Likewise. 2010-05-13 Jakub Jelinek PR debug/43983 * var-tracking.c (track_expr_p): Allow tracking of variables optimized by SRA. * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H). * tree-sra.c (create_access_replacement): Call unshare_expr before passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it. * dwarf2out.c: Include tree-flow.h. (struct var_loc_node): Rename var_loc_note field to loc, add comment. (size_of_loc_descr, output_loc_operands, output_loc_operands_raw): Handle DW_OP_bit_piece. (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node, construct_piece_list, adjust_piece_list): New functions. (add_var_loc_to_decl): Handle SRA optimized variables. Adjust for var_loc_note to loc field renaming. (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl in VAR_LOCATION note. (new_loc_descr_op_bit_piece): New function. (dw_sra_loc_expr): New function. (dw_loc_list): Use it. Don't handle the last range after the loop, handle it inside of the loop. Adjust for var_loc_note to loc field renaming. (add_location_or_const_value_attribute): Only special case single entry loc lists if loc is NOTE_P. Adjust for var_loc_note to loc field renaming. (dwarf2out_var_location): Don't set newloc->var_loc_note and newloc->next here. 2010-05-12 Jan Hubicka * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed flag. * cgraph.h (cgraph_only_called_directly_p, cgraph_can_remove_if_no_direct_calls_p): test address_taken flag. (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function. * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken. (assemble * ipa.c (cgraph_remove_unreachable_nodes): Use cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken flags. * tree-inline.c (copy_bb): Check address_taken flag. * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and externally_visible flag. 2010-05-12 Jason Merrill PR bootstrap/44048 PR target/44099 * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling. * sdbout.c (plain_type_1): Likewise. * dwarf2out.c (is_base_type): Likewise. (gen_type_die_with_usage): Likewise. Generate DW_TAG_unspecified_type for any LANG_TYPE. 2010-05-12 Jan Hubicka * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build indrect edges too. * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument. (cgraph_clone_edge): Update. (cgraph_node_remove_callees): Remove indirect calls too. * cgraph.h (cgraph_indirect_call_info): Add ecf_flags. (cgraph_create_indirect_edge): Update prototype. * ipa-reference.c (has_proper_scope_for_analysis): Rename to is_proper_for_analysis. (add_new_function, visited_nodes, function_insertion_hook_holder, get_local_reference_vars_info, mark_address_taken, mark_address, mark_load, mark_store, check_asm_memory_clobber, check_call, scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove. (ipa_init): Do not initialize visited_nodes; function_insertion_hook_holder. (analyze_variable): Rewrite. (analyze_function): Rewrite. (copy_local_bitmap): Remove. (duplicate_node_dat): Do not duplicate local info. (generate_summary): Simplify to only walk cgraph. (write_node_summary_p, ipa_reference_write_summary, ipa_reference_read_summary): Remove. (propagate): Do not remove function insertion; generate summary. (pass_ipa_reference): NULLify summary handling fields. * lto-cgraph.c (lto_output_edge): Output ecf_flags. (input_edge): Input ecf_flags. * ipa-prop.c (ipa_note_parm_call): Expect edge to be around. (update_indirect_edges_after_inlining): Ignore edges with unknown param. 2010-05-12 Sriraman Tallam * implicit-zee.c: New file. * tree-pass.h (pass_implicit_zee): Declare. * passes.c (init_optimization_passes): Add zee pass. * common.opt (fzee): New flag. * timevar.def (TV_ZEE): Define. * config/i386/i386.c (optimization_options): Turn on ZEE for level 2 and beyond. * Makefile.in (implicit-zee.o): Add new build file. 2010-05-12 Kazu Hirata Nathan Froyd * c-common.c (sync_resolve_params): Remove write-only variable. 2010-05-12 Anatoly Sokolov * target.h (struct gcc_target): Add mode_dependent_address_p field. * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New. (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P. * targhooks.c (default_mode_dependent_address_p): New function. * targhooks.h (default_mode_dependent_address_p): Declare function. * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New. (GO_IF_MODE_DEPENDENT_ADDRESS): Update. * recog.c (mode_dependent_address_p): Call mode_dependent_address_p target hook. Change return type to bool. * recog.h (mode_dependent_address_p): Change return type to bool. 2010-05-12 Kazu Hirata Nathan Froyd * tree-mudflap.c (build_function_type_0, build_function_type_1, build_function_type_2, build_function_type_3): Remove. (mudflap_init): Use build_function_type_list. 2010-05-12 Kazu Hirata Nathan Froyd * coverage.c (build_fn_info_value): Call build_constructor instead of build_constructor_from_list. (build_ctr_info_value): Likewise. (build_gcov_info): Likewise. 2010-05-12 Nathan Froyd * tree.c (build_constructor): Compute TREE_CONSTANT for the resultant constructor. (build_constructor_single): Don't set TREE_CONSTANT. (build_constructor_from_list): Don't compute TREE_CONSTANT. 2010-05-12 Jan Hubicka * cgraph.h (struct varpool_node): Add aux. * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes. * varpool.c (varpool_remove_node): Do not remove initializer. (varpool_reset_queue): Export. (varpool_finalize_decl): Volatile vars are forced to be output. * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of replaced decl. * ipa.c (enqueue_cgraph_node, enqueue_varpool_node, process_references, varpool_can_remove_if_no_refs): New functions. (cgraph_remove_unreachable_nodes): Handle variables too. 2010-05-12 H.J. Lu PR target/44088 * config/i386/sse.md (*avx_vmmaskcmp3): New. 2010-05-12 Jakub Jelinek PR middle-end/44085 * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK, change value of ORT_TASK. (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK. (omp_notice_threadprivate_variable): New function. (omp_notice_variable): Call it for threadprivate variables. If enclosing ctx is a task, print enclosing task rather than enclosing parallel. Handle ORT_UNTIED_TASK like ORT_TASK. (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK if task has untied clause. PR debug/42278 * dwarf2out.c (base_type_die): Don't add name attribute here. (modified_type_die): Instead of sizetype use its underlying original type. If a DW_TAG_base_type doesn't have name added, add __unknown__. (dwarf2out_imported_module_or_decl_1): Don't call base_type_die, always call force_type_die instead. 2010-05-12 Maxim Kuvyrkov * targhooks.c (default_stack_protect_guard): Avoid sharing RTL for __stack_chk_guard. 2010-05-11 Jakub Jelinek * c-opts.c (c_common_parse_file): If start_end_main_source_file, don't call start_source_file debug hook here... (finish_options): ... but here, after outputting predefined and command line defines and undefs. PR middle-end/44071 * cfglayout.c (fixup_reorder_chain): Allow asm goto to have no fallthru edge. * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode optimizing away empty bb with no successors, move over its footer chain to fallthru predecessor. * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND. (rtl_split_edge): For asm goto call patch_jump_insn even if splitting fallthru edge. PR c++/44059 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls. * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise. * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY on DW.ref.* decls. PR c++/44062 * c-parser.c (c_parser_expression): Mark LHS of a comma expression as read if it is a decl, handled component or COMPOUND_EXPR with that on the RHS. * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR if it is a decl or handled component. 2010-05-11 Jan Hubicka * lto-symtab.c (lto_symtab_free): New function. * lto-streamer.h (lto_symtab_free): Declare. 2010-05-11 Jan Hubicka * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume that if function is needed it is reachable. (lto_output_node): See if it the function is reachable or referenced. (output_cgraph): Update call of lto_output_node. * lto-streamer.h (reachable_from_other_partition_p): Declare. 2010-05-11 Jan Hubicka * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__): Mark as used. 2010-05-11 Jan Hubicka PR tree-optimize/44063 * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of queue. (cgraph_decide_inlining_of_small_function): Skip check when disrgarding limits. (estimate_function_body_sizes): Compute sizes even when disregarding. 2010-05-11 Kai Tietz * collect2.c (maybe_lto_object_file): Add x64-coff magic and check. 2010-05-11 Jan Hubicka * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes into every boundary. 2010-05-11 Jan Hubicka * matrix-reorg.c (matrix_reorg): Rebuild edges. 2010-05-11 Jan Hubicka * lto-streamer.c (lto_streamer_cache_add_to_node_array, lto_streamer_cache_delete): Put nodes into heap. * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in heap. 2010-05-11 Jan Hubicka * cgraphbuild.c (cgraph_rebuild_references): New. * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized out extern inlines. * cgraph.h (cgraph_rebuild_references): Declare. * tree-inline.c (tree_function_versioning): Use it. * ipa-struct-reorg.c (do_reorg_for_func): Likewise. 2010-05-11 Jan Hubicka * cgraph.c: Include ipa-utils.h (cgraph_create_virtual_clone): Update references. * Makefile.in (cgraph.o): Add dependency at ipa-utils.h 2010-05-11 Christian Borntraeger * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset prefetch_before to PREFETCH_ALL if to accesses "meet" beyond cache size. 2010-05-11 Christian Borntraeger * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches. 2010-05-11 Jakub Jelinek * gcc.c (execute): For -### don't quote arguments that contain just alphanumerics and _/-. characters. * doc/invoke.texi: Document that change for -###. PR debug/44023 * df-problems.c (struct dead_debug): Add to_rescan field. (dead_debug_init): Clear to_rescan field. (dead_debug_finish): Rescan all debug insns in to_rescan bitmap and free the bitmap. (dead_debug_insert_before): Instead of rescanning debug insns immediately queue their rescanning until dead_debug_finish. (df_note_bb_compute): After dead_debug_add do continue instead of break. 2010-05-10 Jakub Jelinek PR debug/44028 * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC, clear also INSN_REG_USE_LIST. 2010-05-10 Rainer Orth * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef. 2010-05-10 Jan Hubicka * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change. 2010-05-10 Jan Hubicka * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate encoders. * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here. * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool. (lto_streamer_cache_create): Init alloc pool. (lto_streamer_cache_delete): Free alloc pool. * lto-streamer.h: Include alloc pool. (lto_streamer_cache_d): Use alloc pool. * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states. 2010-05-10 Jan Hubicka * Makefile.in (cgraphbuild.o): Add dependency on except.h. * cgraphbuild.c: Include except.h (record_type_list, record_eh_tables): New function. (build_cgraph_edges, rebuild_cgraph_edges): Use it. 2010-05-10 Jan Hubicka * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry, __frame_dummy_init_array_entry, force_to_data): Attribute as used rather than unused. 2010-05-10 Michael Matz * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg. (can_reassociate_p): Use FLOAT_TYPE_P. * tree-vectorizer.h (vect_is_simple_reduction): Rename to ... (vect_force_simple_reduction): ... this. * tree-parloops.c (gather_scalar_reductions): Use vect_force_simple_reduction. * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from vect_is_simple_reduction, add modify argument, if true rewrite "a-b" into "a+(-b)". (vect_is_simple_reduction, vect_force_simple_reduction): New functions. (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction. 2010-05-10 H.J. Lu Vladimir Makarov PR rtl-optimization/44012 * ira-build.c (remove_unnecessary_allocnos): Nullify regno_allocno_map of the removed allocno. 2010-05-10 Rainer Orth * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors to /dev/null. * configure: Regenerate. 2010-05-10 Rainer Orth * config/sol2.c (solaris_assemble_visibility): Declare decl, vis unused. Define visibility_types, name, type inside HAVE_GAS_HIDDEN. * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility support in Sun ld. * configure: Regenerate. 2010-05-10 Richard Guenther * lto-symtab.c (lto_symtab_entry_marked_p): Make entry marked if the entry identifier is marked. 2010-05-10 Richard Guenther * c-common.c (struct c_common_attributes): Add fnspec attribute. (handle_fnspec_attribute): New function. * gimple.h (gimple_call_return_flags): Declare. (gimple_call_arg_flags): Likewise. * gimple.c (gimple_call_arg_flags): New function. (gimple_call_return_flags): Likewise. * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED): New argument flags. (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function return value flags. * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args. * tree-ssa-structalias.c (make_constraint_from_heapvar): Split main work to ... (make_heapvar_for): ... this new function. (handle_rhs_call): Handle fnspec attribute argument specifiers. (handle_lhs_call): Likewise. (find_func_aliases): Adjust. 2010-05-10 Richard Guenther PR tree-optimization/44050 * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag. 2010-05-10 Wei Guozhi PR target/42879 * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern. 2010-05-09 Joseph Myers PR c/10676 * c-typeck.c (lookup_field): Take a type directly. Update recursive calls. (build_component_ref): Update call to lookup_field. (set_init_label): Use lookup_field to find initialized field. Handle returned list of fields like a sequence of designators. 2010-05-09 Richard Guenther PR middle-end/44024 * fold-const.c (tree_single_nonzero_warnv_p): Properly handle &FUNCTION_DECL. 2010-05-09 Joseph Myers PR c/4784 * c-decl.c (detect_field_duplicates_hash): New. Handle anonymous structures and unions recursively. (detect_field_duplicates): Move duplicate detection with a hash to detect_field_duplicates_hash. Always use a hash if anonymous structures or unions are present. * doc/extend.texi (Unnamed Fields): Document that duplicate fields give errors. 2010-05-09 H.J. Lu PR target/44046 * config/i386/driver-i386.c (host_detect_local_cpu): Properly detect Atom, Core 2 and Core i7. 2010-05-09 Richard Guenther * gcc.c (store_arg): Handle temporary file deletion for joined arguments. 2010-05-09 Richard Guenther PR middle-end/44043 * ipa-inline.c (estimate_function_body_sizes): Return after disregarding inline limits. 2010-05-09 Richard Guenther * gcc.c (store_arg): Revert last change. 2010-05-08 Sandra Loosemore PR middle-end/28685 * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function. (optimize_ops_list): Call it. 2010-05-08 Richard Guenther PR tree-optimization/44030 * tree-ssa-pre.c (eliminate): Copy NECESSARY flag. Set NECESSARY flag if we propagate from a inserted expression. 2010-05-08 Eric Botcazou * gimple.c (gimple_types_compatible_p) : Treat bounds of domain types as equal if they are both PLACEHOLDER_EXPRs. 2010-05-08 Richard Guenther * lto-wrapper.c (run_gcc): Remove linker output from command line for LTRANS invocation. 2010-05-07 Steven Bosscher * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add lto-macho as lto_binary_reader. * target.h (struct gcc_target): New hooks lto_start and lto_end. * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define. * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation in lto_start and lto_end calls. (is_elf_or_coff): Rename to maybe_lto_object_file. Add Mach-O magic numbers. (scan_prog_file): Update is_elf_or_coff call. * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document. * collect2.c (main): Fix enum comparison. * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end): Add prototypes. * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker. * darwin.h (LINK_COMMAND_SPEC): Likewise. Define TARGET_ASM_LTO_START and TARGET_ASM_LTO_END. * darwin.c: Include obstack.h and lto-streamer.h. (lto_section_names_offset, lto_section_names_obstack, lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static global variables. (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines. (darwin_asm_lto_start): New function. Redirect output to asm_out_file to a temporary file. (darwin_asm_lto_end): New function. Restore asm_out_file. (darwin_asm_named_section): For LTO sections, replace the name with the offset of the section name in a string table, and build this table. (darwin_file_start): Initialize global vars for LTO support. (darwin_file_end): If output to asm_out_file was redirected, append it to the proper asm_out_file here. Add the section names section. 2010-05-07 Steven Bosscher * c-pragma.c (pending_weak_d, pending_weak): New. (pending_weaks): Change the type to VEC((pending_weak,gc) *. (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks, handle_pragma_weak): Update the uses of pending_weaks. 2010-05-07 Ralf Wildenhues PR documentation/44016 * doc/standards.texi (Standards): Link to unversioned cxx0x_status.html page. 2010-05-07 Iain Sandoe PR target/43708 * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P in addition to TREE_USED, to avoid "set but unused" warnings. 2010-05-07 Changpeng Fang * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New. (is_loop_prefetching_profitable): Do not insert prefetches when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO times the prefetch ahead distance. 2010-05-07 Changpeng Fang * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Account for loop unrolling in the insn-to-prefetch ratio heuristic. (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable the unroll_factor. 2010-05-07 Changpeng Fang * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump a diagnostic info when the insn-to-mem ratio is too small. 2010-05-07 Richard Guenther * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to the linker plugin. (store_arg): Queue temp_filename for deletion instead of the whole argument. 2010-05-07 Richard Guenther * lto-wrapper.c (DUMPBASE_SUFFIX): Define. (run_gcc): Handle LTRANS phase invocation. * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS. 2010-05-07 Jakub Jelinek * tree.h (TREE_ADDRESSABLE): Adjust comment to say that this is also meaningful on PARM_DECLs and RESULT_DECLs. 2010-05-07 Rainer Orth * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r. 2010-05-07 Richard Guenther PR tree-optimization/44020 * tree-ssa-pre.c (execute_pre): Do not remove dead inserted code when PRE is not yet initialized. 2010-05-07 Rainer Orth * config/mips/dbxmdebug.h: Remove. * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h. 2010-05-07 Shujing Zhao * c-typeck.c (build_binary_op): Warn ordered comparison of pointer with null pointer and also warn about ordered comparison of zero with pointer if -Wextra. 2010-05-05 Andreas Simbuerger * graphite-blocking.c (pbb_strip_mine_profitable_p): Replace Value with mpz_t. * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same. (precision_for_value): Same. (precision_for_interval): Same. (gcc_type_for_interval): Same. (graphite_create_new_guard): Same. (compute_bounds_for_level): Same. (graphite_create_new_loop_guard): Same. * graphite-interchange.c (build_linearized_memory_access): Same. (pdr_stride_in_loop): Same. (memory_strides_in_loop_1): Same. (memory_strides_in_loop): Same. (extend_scattering): Same. (psct_scattering_dim_for_loop_depth): Same. (pbb_number_of_iterations): Same. * graphite-poly.h (debug_iteration_domains): Same. * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same. (ppl_set_inhomogeneous_gmp): Same. (ppl_strip_loop): Same. (ppl_lexico_compare_linear_expressions): Same. (ppl_read_polyhedron_matrix): Same. (ppl_max_for_le_pointset): Same. * graphite-ppl.h (ppl_read_polyhedron_matrix): Same. (tree_int_to_gmp): Same. (gmp_cst_to_tree): Same. (ppl_set_inhomogeneous): Same. (ppl_set_inhomogeneous_tree): Same. (ppl_set_coef): Same. (ppl_set_coef_tree): Same. * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same. (build_scop_scattering): Same. (scan_tree_for_params_right_scev): Same. (scan_tree_for_params): Same. (find_params_in_bb): Same. (find_scop_parameters): Same. (add_upper_bounds_from_estimated_nit): Same. (build_loop_iteration_domains): Same. (add_condition_to_domain): Same. (pdr_add_memory_accesses): Same. 2010-05-05 Andreas Simbuerger * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve CLooG's value_* macros to their respective mpz_* counterparts. * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same. (graphite_create_new_loop_guard): Same. * graphite-interchange.c (build_linearized_memory_access): Same. (pdr_stride_in_loop): Same. (memory_strides_in_loop_1): Same. (1st_interchange_profitable_p): Same. * graphite-poly.c (extend_scattering): Same. (psct_scattering_dim_for_loop_depth): Same. (pbb_number_of_iterations): Same. (pbb_number_of_iterations_at_time): Same. * graphite-poly.h (new_1st_loop): Same. * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same. (oppose_constraint): Same. (insert_constraint_into_matrix): Same. (ppl_set_inhomogeneous_gmp): Same. (ppl_set_coef_gmp): Same. (ppl_strip_loop): Same. (ppl_lexico_compare_linear_expressions): Same. (ppl_max_for_le_pointset): Same. (ppl_min_for_le_pointset): Same. (ppl_build_realtion): Same. * graphite-ppl.h (gmp_cst_to_tree): Same. (ppl_set_inhomogeneous): Same. (ppl_set_inhomogeneous_tree): Same. (ppl_set_coef): Same. (ppl_set_coef_tree): Same. * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same. (build_scop_scattering): Same. (add_value_to_dim): Same. (scan_tree_for_params_right_scev): Same. (scan_tree_for_params_int): Same. (scan_tree_for_params): Same. (find_params_in_bb): Same. (find_scop_parameters): Same. (add_upper_bounds_from_estimated_nit): Same. (build_loop_iteration_domains): Same. (create_linear_expr_from_tree): Same. (add_condition_to_domain): Same. (pdr_add_memory_accesses): Same. 2010-05-06 Magnus Fromreide Jason Merrill * c-common.c (c_common_reswords): Add nullptr. * c-common.h: Add RID_NULLPTR. Reorganize C++0x rids. * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE. (gen_type_die_with_usage): Likewise. * dbxout.c (dbxout_type): Likewise. * sdbout.c (plain_type_1): Likewise. 2010-05-06 Jason Merrill * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate. Don't change GS_OK to GS_ALL_DONE. Make sure that all cases set ret appropriately. (gimplify_compound_lval): Return GS_ALL_DONE as appropriate. * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for stripping WITH_SIZE_EXPR. (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't change. 2010-05-06 Rainer Orth * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from list of obsolete configurations. Disabled check for obsolete configurations. (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*. Removed support for previous versions. * config/mips/iris.h: Removed. * config/mips/iris5.h: Removed. * config/mips/iris6.h: Merged old iris.h contents. (TARGET_IRIX): Removed. (DRIVER_SELF_SPECS): Removed mabi=32. (IDENT_ASM_OP): Removed undef. (STARTFILE_SPEC): Removed mabi=32. (ENDFILE_SPEC): Likewise. (IRIX_SUBTARGET_LINK_SPEC): Likewise. (MACHINE_TYPE): Update for IRIX 6.5. * config/mips/mips.c (mips_build_builtin_va_list): Replaced TARGET_IRIX by TARGET_IRIX6. (mips_file_start): Likewise. (mips_output_external): Remove IRIX 5/6 O32 support. (mips_output_function_prologue): Likewise. * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by TARGET_IRIX6. (TARGET_CPU_CPP_BUILTINS): Likewise. (TARGET_IRIX): Removed. * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32. (MULTILIB_DIRNAMES): Removed 32. (MULTILIB_OSDIRNAMES): Removed ../lib. * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5. (Specific, mips-sgi-irix5): Document removal. (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal. Remove references to older IRIX 6 releases and the O32 ABI. 2010-05-06 Jakub Jelinek PR bootstrap/43994 * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC instead of DF_REF_REAL_REG. 2010-05-06 Dave Korn PR target/43888 * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol handling to still return true for x64 targets. 2010-05-06 Maxim Kuvyrkov * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h. 2010-05-06 Jan Hubicka PR tree-optimization/43791 * ipa-inline.c (update_caller_keys): Remove bogus disregard_inline_limits check. 2010-05-06 Michael Matz PR tree-optimization/43984 * tree-ssa-pre.c (inserted_phi_names): Remove. (inserted_exprs): Change to bitmap. (create_expression_by_pieces): Set bits, don't append to vector. (insert_into_preds_of_block): Don't handle inserted_phi_names. (eliminate): Don't look at inserted_phi_names, remove deleted insns from inserted_exprs. (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors. (init_pre, fini_pre): Allocate and free bitmaps. (execute_pre): Insert insns on edges before elimination. 2010-05-06 Maxim Kuvyrkov * tree.c (initializer_zerop): Handle STRING_CST. 2010-05-06 Manuel López-Ibáñez PR 40989 * doc/invoke.texi (Wimplicit): Document as C only. * opts.c (common_handle_option): Add argument kind. (handle_option): Rename as read_cmdline_option. Factor out code to... (handle_option): ... here. New. (handle_options): Rename as read_cmdline_options. (decode_options): Update call. (set_option): Use option index instead of option pointer. Classify diagnostics correctly. (enable_warning_as_error): Call handle_option. * opts.h (set_option): Update declaration. (handle_option): Declare. * langhooks.h (struct lang_hooks): Add argument kind to handle_option. * c.opt (Wimplicit,Wimplicit-int): Initialize to -1. * c-opts.c (set_Wimplicit): Delete. (c_family_lang_mask): New static constant. (c_common_handle_option): Add argument kind. Use handle_option instead of set_Wimplicit. (c_common_post_options): warn_implicit and warn_implicit_int are disabled by default. * c-common.c (warn_implicit): Do not define here. * c-common.h (warn_implicit): Do not declare here. (c_common_handle_option): Update declaration. * lto-opts.c (lto_reissue_options): Update call to set_option. 2010-05-06 Richard Guenther PR tree-optimization/43571 * domwalk.c (walk_dominator_tree): Walk the dominator sons in more optimal order. 2010-05-06 Richard Guenther PR tree-optimization/43934 * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes. (stmt_cost): Likewise. (extract_true_false_args_from_phi): New helper. (determine_max_movement): For PHI nodes verify we can hoist them and compute their cost. (determine_invariantness_stmt): Handle PHI nodes. (move_computations_stmt): Likewise. Hoist PHI nodes in if-converted form using COND_EXPRs. (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes. (tree_ssa_lim): Likewise. * tree-flow.h (tree_ssa_lim): Adjust prototype. * tree-ssa-loop.c (tree_ssa_loop_im): Return todo. 2010-05-06 Richard Guenther PR tree-optimization/43987 * tree-ssa-structalias.c (could_have_pointers): For possibly address-taken variables force pointers to be recorded. (create_variable_info_for_1): Likewise. (push_fields_onto_fieldstack): Pass in wheter all fields must have pointers. (find_func_aliases): Query types instead of vars whether they contain pointers where appropriate. 2010-05-06 Jan Hubicka * cgraphbuild.c (record_reference_ctx): Add varpool_node. (record_reference, mark_address, mark_load, mark_store): Record references. (record_references_in_initializer): Update call of record_references. (rebuild_cgraph_edges): Remove all references before rebuiding. * cgraph.c (cgraph_create_node): Clear ref list. (cgraph_remove_node): Remove references. (dump_cgraph_node): Dump references. (cgraph_clone_node): Clone references. * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h (struct cgraph_node, varpool_node): Add ref_lst. * ipa-ref.c: New file. * ipa-ref.h: New file. * ipa-ref-inline.h: New file. * lto-cgraph.c (output_varpool): Take cgrag node set argument. (referenced_from_other_partition_p): New function. (lto_output_varpool_node): Take set arugment; call referenced_from_other_partition. (lto_output_ref): New. (add_references): New. (output_refs): New. (output_cgraph): Compute boundary based on references; output refs. (output_varpool): Accept cgraph_node_set argument. (input_ref): New. (input_refs): New. (input_cgraph): Call input_refs. * lto-section-in.c (lto_section_name): Add refs. * Makefile.in (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h (ipa-ref.o): New file. * varpool.c (varpool_node): Clear ipa ref list. (varpool_remove_node): Remove references. (dump_varpool_node): Dump references. (varpool_assemble_decl): Only compile finalized ones. (varpool_extra_name_alias): Initialize ref list. * lto-streamer.c (lto-get_section_name): Add .refs section. * lto-streamer.h (lto_section_type): Add LTO_section_refs. (referenced_from_other_partition_p): Declared. 2010-05-06 Ira Rosen PR tree-optimization/43901 * tree-vect-stmts.c (vectorizable_call): Assert that vector type is not NULL if it's transformation phase, and return FALSE if it's analysis. (vectorizable_conversion, vectorizable_operation, vectorizable_type_demotion, vectorizable_type_promotion): Likewise. 2010-05-05 Andrew Pinski * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Delete. * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New define. * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p): Delete prototype. 2010-05-06 Bernd Schmidt * config/arm/arm.h (MAX_LDM_STM_OPS): New macro. * config/arm/arm.c (multiple_operation_profitable_p, compute_offset_order): New static functions. (load_multiple_sequence, store_multiple_sequence): Use them. Replace constant 4 with MAX_LDM_STM_OPS. Compute order[0] from memory offsets, not register numbers. (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS. 2010-05-05 Steven Bosscher * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *. (get_pending_sizes, put_pending_size, put_pending_sizes): Update the uses of pending_sizes. * c-decl.c (store_parm_decls): Likewise. * c-tree.h (struct c_arg_info): Likewise. * tree.h: Update the prototype for get_pending_sizes and put_pending_sizes. 2010-05-05 Jason Merrill PR debug/43370 * c-common.c (handle_aligned_attribute): Respect ATTR_FLAG_TYPE_IN_PLACE. PR testsuite/43758 * target.h (struct gcc_target): Add attribute_takes_identifier_p. * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define. (TARGET_INITIALIZER): Use it. * c-common.c (attribute_takes_identifier_p): Call it. * c-common.h: Update prototype. * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New. (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define. 2010-05-05 Jakub Jelinek PR debug/43950 * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case DW_ID_down_case for Fortran compilation units. 2010-05-05 Jan Hubicka * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly handle aliases. 2010-05-05 Eric Botcazou * gimplify.c (gimplify_return_expr): Gimplify the size expressions of a variable-sized RESULT_DECL. 2010-05-05 Maxim Kuvyrkov * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM. 2010-05-05 Jason Merrill PR c++/43787 * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr returns GS_OK. (gimplify_modify_expr_rhs): Return GS_OK if anything changed. 2010-05-05 Alexandre Oliva Jakub Jelinek PR debug/43478 * df-problems.c (struct dead_debug_use, struct dead_debug): New. (dead_debug_init, dead_debug_finish): New functions. (dead_debug_add, dead_debug_insert_before): Likewise. (df_note_bb_compute): Initialize a dead_debug object, add dead debug uses to it, insert debug bind insns before death insns, reset debug insns that refer to pending uses at the end. * rtl.h (make_debug_expr_from_rtl): New prototype. * varasm.c (make_debug_expr_from_rtl): New function. 2010-05-05 Jan Hubicka * lto-cgraph.c (output_varpool): Forward declare; work on encoder. (lto_varpool_encoder_new, lto_varpool_encoder_delete, lto_varpool_encoder_encode, lto_varpool_encoder_lookup, lto_varpool_encoder_deref, lto_varpool_encoder_size, lto_varpool_encoder_encode_initializer_p, lto_set_varpool_encoder_encode_initializer): New functions. (lto_output_cgraph): Take vset parameter too; compute varpool encoder; call output_varpool. (input_varpool_node): Do not always set analyzed. (input_cgraph_1): Return vector of cgraph nodes. (input_varpool_1): Return vector of varpools. (input_cgraph): Free the vectors. * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers): output only initializers needed. (lto_output): Only call output_cgraph. (produce_asm_for_decls): Call lto_varpool_encoder_delete. * lto-section-out.c (lto_new_out_decl_state): Initialize state->varpool_node_encoder. * lto-streamer.h (lto_varpool_encoder_d): New. (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder. (lto_cgraph_encoder_delete, output_cgraph): Update prototype. (lto_varpool_encoder_deref, lto_varpool_encoder_lookup, lto_varpool_encoder_encode, lto_varpool_encoder_delete, lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new): Declare. (output_varpool, input_varpool): Remove declarations. 2010-05-05 Jan Hubicka * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable with body can prevail. 2010-05-05 Jan Hubicka * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with size. 2010-05-05 Laurynas Biveinis * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies. * gengtype.h (erro_at_line): Constify pos argument. * gengtype.c: Include hashtab.h. (enum gc_used): Document GC_MAYBE_POINTED_TO. (error_at_line): Constify pos argument. (do_typedef): Initialize p->opt field. (get_file_gtfilename): Fix comment typo. (struct walk_type_data): Constify line field. (get_output_file_for_structure): New function. (write_local_func_for_structure): Constify orig_s argument. Use get_output_file_for_structure. (write_func_for_structure): Use get_output_file_for_structure. (INDENT): New define. (dump_pair, dump_type, dump_type_list, dump_typekind) (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s) (dump_type_u_a, dump_type_u_param_struct, dump_everything): New functions. (seen_types): New variable. (main): New variable do_dump. Process "-d" command line option. Call dump_everything if dump requested. 2010-05-05 Jakub Jelinek * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value in a temporary instead of invoking the macro multiple times. (track_expr_p): Likewise. 2010-05-04 Neil Vachharajani * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as per new semantics. * opts.c (decode_options): Enable -Werror=coverage-mismatch. * coverage.c (get_coverage_counts): Always emit a warning. Adjust conditions for printing notes. * common.opt (-Wcoverage-mismatch): Allow negative, default to true, update documentation. * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h. 2010-05-04 Jakub Jelinek PR c/43981 * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read on dimen. 2010-05-04 H.J. Lu PR target/43799 * config/i386/i386.md (sse_prologue_save): Clobber CC register. (*sse_prologue_save_insn1): Likewise. (SSE prologue save splitter): Likewise. 2010-05-04 Eric Botcazou * tree.c (free_lang_data_in_one_sizepos): New inline function. (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical types. Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types. (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of all decls. Call it on DECL_FIELD_OFFSET of fields. (find_decls_types_r): Follow DECL_VALUE_EXPR. (iterative_hash_expr) : New case. 2010-05-04 Martin Jambor * tree-sra.c (build_access_from_expr_1): The first parameter type changed to simple tree. (build_access_from_expr): Likewise, gsi parameter was eliminated. (scan_assign_result): Renamed to assignment_mod_result, enum elements renamed as well. (build_accesses_from_assign): Removed all parameters except for a simple gimple statement. Now returns a simple bool. (scan_function): All non-analysis parts moved to separate functions sra_modify_function_body and ipa_sra_modify_function_body. Removed all parameters and updated both callers. (sra_modify_expr): Removed parameter data. (sra_modify_function_body): New function. (perform_intra_sra): Call sra_modify_function_body to modify the function body. (replace_removed_params_ssa_names): Parameter data changed into adjustments vector. (sra_ipa_modify_expr): Likewise. Also removed unused parameter gsi and changed the parameter dont_convert to convert with the opposite meaning. (sra_ipa_modify_assign): Parameter data changed into adjustments vector, return value changed to bool. (ipa_sra_modify_function_body): New function. (sra_ipa_reset_debug_stmts): Updated a comment. (modify_function): Use ipa_sra_modify_function_body to modify function body. 2010-05-04 H.J. Lu PR middle-end/43671 * alias.c (true_dependence): Handle the same VALUE in x and mem. (canon_true_dependence): Likewise. (write_dependence_p): Likewise. 2010-05-04 Jan Hubicka * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h * cgraphbuild.c: Include ipa-utils.h (record_reference_ctx): New struct. (record_reference): Simplify to work on initializers; not statements. (mark_address, mark_load, mark_store): New. (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops; walk PHI nodes too. (record_references_in_initializer): Update use of record_reference. (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops; walk PHI nodes too. 2010-05-04 Jan Hubicka * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges; node will be removed anyway. (lto_varpool_replace_node): Allow also unanalyzed nodes; relink aliases of node into prevailing node. * varpool.c (varpool_remove_node): Remove aliases properly; when removing node, remove all its aliases too; remove DECL_INITIAL of removed node; ggc_free the varpool node. 2010-05-04 Richard Guenther PR tree-optimization/43879 * tree-ssa-structalias.c (alias_get_name): Use DECL_ASSEMBLER_NAME if available. (create_function_info_for): Return the varinfo node. (ipa_pta_execute): Associate same-body aliases and extra names with their origin nodes varinfo. Dump DECL_ASSEMBLER_NAME. 2010-05-04 Kaz Kojima * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static. 2010-05-04 Mikael Pettersson PR bootstrap/43964 * ira-color.c (assign_hard_reg): Declare rclass and add_cost only if HONOR_REG_ALLOC_ORDER is not defined. 2010-05-04 Richard Guenther PR tree-optimization/43949 * tree-vrp.c (extract_range_from_binary_expr): Only handle TRUNC_MOD_EXPR. 2010-04-26 Jason Merrill * c.opt (-fstrict-enums): New. * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums. 2010-05-03 David Ung James E. Wilson * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS, emit the trap instruction before the divide for TUNE_74K. 2010-05-03 Steven Bosscher * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove. (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation, based on the above, for new target hook. * hooks.c (hook_bool_mode_true): New generic hook. * hooks.h (hook_bool_mode_true): Add prototype. * target.h (struct gcc_target): Add small_register_classes_for_mode_p target hook. * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default target hook, set to hook_bool_mode_false. * regs.h: Remove default definition of SMALL_REGISTER_CLASSES. * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES with targetm.small_register_classes_for_mode_p. (find_reusable_reload): Likewise. (combine_reloads): Likewise. * reload1.c (reload_as_needed): Likewise. * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise. * ifcvt.c (noce_process_if_block, check_cond_move_block, dead_or_predicable): Likewise. * regmove.c (optimize_reg_copy_1): Likewise. * calls.c (prepare_call_address): Likewise. (precompute_register_parameters): Likewise. * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target hook definition. * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add implementation of the hook that considers all register classes small except for SH64. (sh_override_options): Use the new hook. * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p): Add prototype. * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target hook definition. * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add implementation of the hook that considers all register classes small for THUMB1. * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p): Add prototype. * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target hook definition. * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add implementation of the hook that considers all register classes small for MIPS16. * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p): Add prototype. * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target hook definition. * config/m32c/m32c.h: Likewise. * config/pdp11/pdp11.h: Likewise. * config/avr/avr.h: Likewise. * config/xtensa/xtensa.h: Likewise. * config/m68hc11/m68hc11.h: Likewise. * config/mn10300/mn10300.h: Likewise. * config/mcore/mcore.h: Likewise. * config/h8300/h8300.h: Likewise. * config/bfin/bfin.h: Likewise. * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition. * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition. 2010-05-03 Anatoly Sokolov * double-int.h (tree_to_double_int): Remove macro. (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ... * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here. (tree_to_double_int): New function. * double-int.c (double_int_to_tree, double_int_fits_to_tree_p): Move ... * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here. 2010-05-03 Richard Guenther PR tree-optimization/43971 * tree-ssa-structalias.c (get_constraint_for_1): Fix constraints in the !flag_delete_null_pointer_checks case. 2010-05-03 Jakub Jelinek PR debug/43972 * config/i386/i386.c (ix86_delegitimize_address): Make sure the result mode matches original rtl mode. 2010-05-03 Dave Korn PR target/43888 * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls. 2010-05-02 Uros Bizjak * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa', when processing flag options. 2010-05-02 Uros Bizjak * gcov-iov.c (main): Change format string placeholder from %#08x to 0x%08x. * genchecksum.c (dosum): Change format string placeholder from %#02x to 0x%02x. 2010-05-02 Richard Guenther PR tree-optimization/43879 * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls. 2010-05-02 Bruno Haible * doc/extend.texi (Function Attributes): Fix a typo. 2010-05-02 Uros Bizjak Revert: * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string placeholder from 0x%x to %#x. (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto. * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto. * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto. * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto. * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto. * config/i386/i386.c (ix86_target_string): Ditto. * config/i386/i386.c (output_pic_addr_const): Ditto. (print_operand): Ditto. 2010-05-02 Uros Bizjak * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string placeholder from 0x%x to %#x. (ASM_OUTPUT_DEBUG_DATA1): Ditto. (ASM_OUTPUT_DEBUG_DATA4): Ditto. (ASM_OUTPUT_DEBUG_DATA): Ditto. (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto. (ASM_OUTPUT_DEBUG_DATA8): Ditto. * optc-gen.awk: Ditto. * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto. (HOST_WIDE_INT_PRINT_HEX): Ditto. (HOST_WIDEST_INT_PRINT_HEX): Ditto. (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto. 2010-05-01 Anatoly Sokolov * target.h (struct calls): Add function_value_regno_p field. * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define. (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P. * targhooks.c (default_function_value_regno_p): New function. * targhooks.h (default_function_value_regno_p): Declare function. * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook. * builtins.c. (apply_result_size): (Ditto.). * combine.c. (likely_spilled_retval_p): (Ditto.). * mode-switching.c. Include 'target.h'. (create_pre_exit): Use function_value_regno_p hook. * Makefile.in (mode-switching.o): Add dependency on TARGET_H. * doc/tm.texi (FUNCTION_VALUE_REGNO_P, TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation. * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro. * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro. (ix86_function_value_regno_p): Declare as static, change argument type to const unsigned int. * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove. 2010-05-01 Richard Guenther PR tree-optimization/43949 * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned types. (extract_range_from_binary_expr): Handle *_MOD_EXPR. 2010-05-01 Anatoly Sokolov * rtl.h (CONST_DOUBLE_P): Define. (rtx_to_double_int): Declare. * emit-rtl.c (rtx_to_double_int): New function. * dwarf2out.c (insert_double): New function. (loc_descriptor, add_const_value_attribute): Clean up, use rtx_to_double_int and insert_double functions. 2010-05-01 Jonathan Wakely * doc/extend.texi (Inline): Add missing return keyword to examples. (Function Attributes, Variable Attributes, Pragmas): Hyphenate "command-line". 2010-04-30 Eric Botcazou * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of the variable part of the offset as well. Use highest_pow2_factor for all alignment checks. 2010-04-30 Richard Guenther PR tree-optimization/43879 * tree-ssa-structalias.c (type_could_have_pointers): Functions can have pointers. 2010-04-30 Jan Hubicka * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with varpool. (lto_symtab_merge_decls_1): Remove logic looking for an initializer. 2010-04-30 Jan Hubicka * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p): New. * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans. * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p. (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans, cgraph_node_set_needs_ltrans_p): Remove. 2010-04-30 Steven Bosscher * sdbout.c: Include vec.h, do not include varray.h. (deferred_global_decls, sdbout_global_decl, sdbout_finish, sdbout_init): Use VEC instead of VARRAY. * toplev.c: Do not include varray.h. (dump_memory_report): Do not dump VARRAY statistics. * gengtype.c (open_base_file): Ignore varray.h. * Makefile.in: Update for abovementioned changes. Remove all traces of varray.c and varray.h. * varray.c: Remove file. * varray.h: Remove file. 2010-04-30 Jan Hubicka * lto-cgraph.c (lto_output_varpool_node): Always output constant pool references. 2010-04-30 Jan Hubicka * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as needed. 2010-04-30 Richard Guenther * tree-ssa-structalias.c (get_constraint_for_1): Generate constraints for CONSTRUCTOR. 2010-04-30 Richard Guenther PR lto/43946 * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data first after all lowering passes. 2010-04-30 Steven Bosscher * toplev.c: Include varray.h for statistics dumping. * tree.h: Do not declare varray_head_tag. * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c, regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c, c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c, gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c, lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c, tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c, c-common.c, c-common.h, reg-stack.c, basic-block.h, tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not include varray.h. * Makefile.in: Update for abovementioned changes. 2010-04-30 Jakub Jelinek PR debug/43942 * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars. 2010-04-30 Hariharan Sandanagobalane * config/picochip/picochip.c (picochip_legitimize_address): Define. Use this function to do machine-specific conversion. (picochip_legitimize_reload_address): Likewise. (picochip_legitimate_address_p): Check valid base register only if strict. (picochip_check_conditional_copy): Check for modw only if opnd is register. * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this to call the function in c. * config/picochip/picochip-protos.h (picochip_legitimize_reload_address): Define. * config/picochip/picochip.md (supported_compare1): Define. 2010-04-30 Jan Hubicka * cgraph.h (cgraph_local_info): Remove for_functions_valid. (cgraph_global_info): Remove inlined. (LTO_cgraph_tag_names): Remove. (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ... * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here; simplify cgraph tags and document. (lto_output_node): Use only LTO_cgraph_unavail_node and LTO_cgraph_analyzed_node; Do not save analzed, reachable, for_functions_valid, global info, process and output flags. (input_overwrite_node): Initialize estimated stack size and estimated growth. Do not read flags we no longer store. (input_node): Likewise do not read info no longer stored. * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined flag. 2010-04-30 Richard Guenther PR tree-optimization/43879 * tree-ssa-structalias.c (get_constraint_for_1): Properly handle non-zero initializers. 2010-04-30 Richard Guenther * builtins.c (fold_builtin_1): Delete free (0). 2010-04-29 Jan Hubicka * gengtype.c (open_base_files): Add lto-streamer.h * cgraph.h (cgraph_local_info): lto_file_data is now in GGC. (pass_ipa_cp): GGC collect. * toplev. (compile_file): Do not output symbols. * ipa-inline.c (pass_ipa_inline): Add ggc collect. * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO, TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New. * lto-section-in.c: Include ggc.h (lto_new_in_decl_state): Alloc in GGC. (lto_delete_in_decl_state): Likewise. * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program): Collect. 2010-04-29 Bernd Schmidt PR target/42895 * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from ORDER_REGS_FOR_LOCAL_ALLOC. All instances of this macro changed. (HONOR_REG_ALLOC_ORDER): Describe new macro. * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined. * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into account only if HONOR_REG_ALLOC_ORDER is not defined. * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define. * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison. 2010-04-29 Jon Grant <04@jguk.org> * collect2.c (vflag): Change type from int to bool. (debug): Likewise. (helpflag): New global bool. (main): Set vflag and debug with boolean, not integer truth values. Accept new "--help" option and output usage text if found. * collect2.h (vflag): Update prototype. (debug): Likewise. 2010-04-29 H.J. Lu PR bootstrap/43936 * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks. 2010-04-29 Richard Guenther PR bootstrap/43935 * plugin.h (invoke_plugin_callbacks): Annotate arguments with ATTRIBUTE_UNUSED. 2010-04-29 H.J. Lu PR target/43921 * config/i386/i386.c (get_some_local_dynamic_name): Replace INSN_P with NONDEBUG_INSN_P. (distance_non_agu_define): Likewise. (distance_agu_use): Likewise. 2010-04-29 Bernd Schmidt From Dominique d'Humieres PR bootstrap/43858 * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute test_set. 2010-04-29 Brian Hackett * plugin.h (invoke_plugin_callbacks): New inline function. * plugin.c (flag_plugin_added): New global flag. (add_new_plugin): Initialize above flag. (invoke_plugin_callbacks): Rename to ... (invoke_plugin_callbacks_full): ... this. 2010-04-28 Jan Hubicka * lto-symtab.c (lto_symtab_entry_def) Add vnode. (lto_varpool_replace_node): New. (lto_symtab_resolve_symbols): Resolve varpool nodes. (lto_symtab_merge_decls_1): Prefer decls with varpool node. (lto_symtab_merge_cgraph_nodes_1): Merge varpools. * cgraph.h (varpool_node_ptr): New type. (varpool_node_ptr): New vector. (varpool_node_set_def): New structure. (varpool_node_set): New type. (varpool_node_set): New vector. (varpool_node_set_element_def): New structure. (varpool_node_set_element, const_varpool_node_set_element): New types. (varpool_node_set_iterator): New type. (varpool_node): Add prev pointers, add used_from_other_partition, in_other_partition. (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add, varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set, varpool_get_node, varpool_remove_node): Declare. (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p, varpool_node_set_size): New inlines. * cgraph.c (dump_cgraph_node): Dump asm names of aliases. * tree-pass.h (varpool_node_set_def): Forward declare. (ipa_opt_pass_d): Summary writting takes vnode sets too. (ipa_write_optimization_summaries): Update prototype. * ipa-cp.c (ipcp_write_summary): Update. * ipa-reference.c (ipa_reference_write_summary): Update. * lto-cgraph.c (lto_output_varpool_node): New static function. (output_varpool): New function. (input_varpool_node): New static function. (input_varpool_1): New function. (input_cgraph): Input varpool. * ipa-pure-const.c (pure_const_write_summary): Update. * lto-streamer-out.c (lto_output): Update, output varpool too. (write_global_stream): Kill WPA hack. (produce_asm_for_decls): Update. (output_alias_pair_p): Handle variables. (output_unreferenced_globals): Output only needed partition of varpool. * ipa-inline.c (inline_write_summary): Update. * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build cgraph. * lto-section-in.c (lto_section_name): Add varpool and jump funcs. * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element, varpool_node_set_new, varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set, debug_varpool_node_set): New functions. * passes.c (rest_of_decl_compilation): when in LTO do not finalize. (execute_one_pass): Process new decls too. (ipa_write_summaries_2): Pass around vsets. (ipa_write_summaries_1): Likewise. (ipa_write_summaries): Build vset; be more selective about cgraph nodes to add. (ipa_write_optimization_summaries_1): Pass around vsets. (ipa_write_optimization_summaries): Likewise. * varpool.c (varpool_get_node): New. (varpool_node): Update doubly linked lists. (varpool_remove_node): New. (dump_varpool_node): More dumping. (varpool_enqueue_needed_node): Update doubly linked lists. (decide_is_variable_needed): Kill ltrans hack. (varpool_finalize_decl): Kill lto hack. (varpool_assemble_decl): Skip decls in other partitions. (varpool_assemble_pending_decls): Update doubly linkes lists. (varpool_empty_needed_queue): Likewise. (varpool_extra_name_alias): Likewise. * lto-streamer.c (lto_get_section_name): Add vars section. * lto-streamer.h (lto_section_type): Update. (output_varpool, input_varpool): Declare. 2010-04-28 Mike Stump * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now. 2010-04-28 Eric Botcazou * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for record or union type with RECORD_OR_UNION_TYPE_P predicate. (lto_input_ts_type_tree_pointers): Likewise. * lto-streamer-out.c (pack_ts_type_value_fields): Likewise. (lto_output_ts_type_tree_pointers): Likewise. 2010-04-28 Eric Botcazou Uniquization of constants at the Tree level * tree.h (DECL_IN_CONSTANT_POOL): New macro. (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p bit to the end. (tree_output_constant_def): Declare. * gimplify.c (gimplify_init_constructor): When using block copy, first uniquize the constant constructor on the RHS. * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with DECL_IN_CONSTANT_POOL flag. * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise. * varasm.c (make_decl_rtl): Deal with variables belonging to the global constant pool. (assemble_variable): Deal with symbols belonging to the tree constant pool. (get_constant_section): Add ALIGN parameter and simplify. (build_constant_desc): Build a VAR_DECL and attach it to the symbol. (assemble_constant_contents): Use the expression of the VAR_DECL. (output_constant_def_contents): Use the alignment of the VAR_DECL. (tree_output_constant_def): New global function. (mark_constant): Use the expression of the VAR_DECL. (place_block_symbol): Use the alignment of the VAR_DECL and the size of its expression. (output_object_block): Likewise and assemble the expression. 2010-04-28 Eric Botcazou * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry, hash_tree, eq_tree): New tree hash table. (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it. [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get, lto_orig_address_remove): Reimplement. 2010-04-28 Xinliang David Li PR c/42643 * tree-ssa-uninit.c (can_skip_redundant_opnd): New function. (compute_uninit_opnds_pos): New function. (is_non_loop_exit_postdominating): New function. (compute_control_dep_chain): New function. (find_pdom): New function. (convert_control_dep_chain_into_preds): New function. (find_predicates): New function. (find_control_equiv_block): New function. (collect_phi_def_edges): New function. (find_def_preds): New function. (find_dom): New function. (dump_predicates): New function. (get_cmp_code): New function. (is_value_included_in): New function. (find_matching_predicate_in_rest_chains): New function. (use_pred_not_overlap_with_undef_path_pred): New function. (is_use_properly_guarded): New function. (normalize_cond_1): New function. (is_and_or_or): New function. (normalize_cond): New function. (is_gcond_subset_of): New function. (is_subset_of_any): New function. (is_or_set_subset_of): New function. (is_and_set_subset_of): New function. (is_norm_cond_subset_of): New function. (is_pred_expr_subset_of): New function. (is_pred_chain_subset_of): New function. (is_included_in): New function. (is_superset_of): New function. (find_uninit_use): New function. (warn_uninitialized_phi): New function. (compute_possibly_undefined_names): New function. (ssa_undefined_value_p): New function. (execute_late_warn_uninitialized): New function. * tree-ssa.c (ssa_undefined_value_p): Removed. (warn_uninit): Changed to extern. (warn_uninitialized_phi): Removed. (warn_uninitialized_vars): Changed to extern. (execute_late_warn_uninitialized): Removed * tree-flow.h: Add new prototypes. * timevar.def: Add new time variable. * Makefile.in: Add new build file. 2010-04-28 Uros Bizjak * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object type if available. 2010-04-28 Rainer Orth PR target/22224 * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine. 2010-04-28 Martin Jambor * cgraph.h (struct cgraph_node): New field indirect_calls. (struct cgraph_indirect_call_info): New type. (struct cgraph_edge): Removed field indirect_call. New fields indirect_info, indirect_inlining_edge and indirect_unknown_callee. (cgraph_create_indirect_edge): Declare. (cgraph_make_edge_direct): Likewise. (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge. * ipa-prop.h (struct ipa_param_call_note): Removed. (struct ipa_node_params): Removed field param_calls. (ipa_create_all_structures_for_iinln): Declare. * cgraph.c: Described indirect edges and uids in initial comment. (cgraph_add_edge_to_call_site_hash): New function. (cgraph_edge): Search also among the indirect edges, use cgraph_add_edge_to_call_site_hash to add edges to the call site hash. (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct one, use cgraph_add_edge_to_call_site_hash to add edges to the call site hash. (initialize_inline_failed): Assign a reason to indirect edges. (cgraph_create_edge_1): New function. (cgraph_create_edge): Moved some functionality to cgraph_create_edge_1. (cgraph_create_indirect_edge): New function. (cgraph_edge_remove_callee): Add an assert checking for non-indirectness. (cgraph_edge_remove_caller): Special-case indirect edges. (cgraph_remove_edge): Likewise. (cgraph_set_edge_callee): New function. (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee. (cgraph_make_edge_direct): New function. (cgraph_update_edges_for_call_stmt_node): Do nothing only when also the declaration of the call statement matches. (cgraph_node_remove_callees): Special-case indirect edges. (cgraph_clone_edge): Likewise. (cgraph_clone_node): Clone also the indirect edges. (dump_cgraph_node): Dump indirect_inlining_edge flag instead of indirect_call, dump count of indirect_calls edges. * ipa-prop.c (iinlining_processed_edges): New variable. (ipa_note_param_call): Create indirect edges instead of creating notes. New parameter node. (ipa_analyze_call_uses): New parameter node, pass it on to ipa_note_param_call. (ipa_analyze_stmt_uses): Likewise. (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses. (print_edge_addition_message): Work on edges rather than on notes. (update_call_notes_after_inlining): Likewise, renamed to update_indirect_edges_after_inlining. (ipa_create_all_structures_for_iinln): New function. (ipa_free_node_params_substructures): Do not free notes. (ipa_edge_duplication_hook): Propagate bits within iinlining_processed_edges bitmap. (ipa_node_duplication_hook): Do not duplicate notes. (free_all_ipa_structures_after_ipa_cp): Renamed to ipa_free_all_structures_after_ipa_cp. (free_all_ipa_structures_after_iinln): Renamed to ipa_free_all_structures_after_iinln. (ipa_write_param_call_note): Removed. (ipa_read_param_call_note): Removed. (ipa_write_indirect_edge_info): New function. (ipa_read_indirect_edge_info): Likewise. (ipa_write_node_info): Do not stream notes, do stream information in indirect edges. (ipa_read_node_info): Likewise. (lto_ipa_fixup_call_notes): Removed. * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL. * ipa-inline.c (pass_ipa_inline): Likewise. * cgraphunit.c (verify_cgraph_node): Check also indirect edges. * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason. * tree-inline.c (copy_bb): Removed an unnecessary double check for is_gimple_call. * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect edges. * lto-cgraph.c (output_outgoing_cgraph_edges): New function. (output_cgraph): Stream also indirect edges. (lto_output_edge): Added capability to stream indirect edges. (input_edge): Likewise. (input_cgraph_1): Likewise. * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements of indirect edges. 2010-04-28 Richard Guenther PR tree-optimization/43879 PR tree-optimization/43909 * tree-ssa-structalias.c (struct variable_info): Add only_restrict_pointers flag. (new_var_info): Initialize it. Increment stats.total_vars here. (create_function_info_for): Do not increment stats.total_vars here. (get_function_part_constraint): Fix build with C++. (insert_into_field_list): Remove. (push_fields_onto_fieldstack): Properly merge fields. (create_variable_info_for): Split and simplify. (create_variable_info_for_1): New piece. (intra_create_variable_infos): Properly make restrict constraints from parameters. 2010-04-28 Richard Guenther PR c++/43880 * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs. 2010-04-27 Manuel López-Ibáñez Jan Hubicka * doc/invoke.texi (-Wsuggest-attribute=const, -Wsuggest-attribute=pure): Document. * ipa-pure-const.c: Include toplev.h, intl.h and opts.h. (function_always_visible_to_compiler_p, suggest_attribute, warn_function_pure, warn_function_const): New functions. (check_call): Improve debug info. (analyze_function): Do not check availability. (add_new_function): Check availability. (propagate): Output warnings. (skip_function_for_local_pure_const): New function. (local_pure_const): Use it; output warnings. * common.opt (Wsuggest-attribute=const, Wsuggest-attribute=pure): New. 2010-04-27 Jakub Jelinek * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register or DW_CFA_def_cfa_offset{,_sf}. 2010-04-27 Eric Botcazou * tree.h: Fix truncated long macros. 2010-04-27 Kai Tietz * collect2.c (TARGET_64BIT): Redefine to target's default. * tlink.c: Likewise. * config/i386/cygming.h (USER_LABEL_PREFIX): Define dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES. * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use for underscoring __USER_LABEL_PREFIX__. * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro. (SUB_LINK_ENTRY32): New. (SUB_LINK_ENTRY64): New. (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY. * config/i386/mingw32 (SUB_LINK_ENTRY32): New. (SUB_LINK_ENTRY64): New. (SUB_LINK_ENTRY): New. (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point. (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when x64 target is choosen. * config.in (USE_MINGW64_LEADING_UNDERSCORES): New. * configure: Regenerated. * configure.ac (leading-mingw64-underscores): Option added. 2010-04-27 Jan Hubicka * doc/invoke.texi (-fipa-profile): Document. * opts.c (decode_options): Enable ipa-profile at -O1. * timevar.def (TV_IPA_PROFILE): Define. * common.opt (fipa-profile): Add. * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method flag for clones. (cgraph_propagate_frequency): Handle only local ones. * tree-pass.h (pass_ipa_profile): Declare. * ipa-profile.c (gate_profile): Use flag_ipa_profile. (pass_ipa_profile): Use TV_IPA_PROFILE. * ipa.c (ipa_profile): New function. (gate_ipa_profile): Likewise. (pass_ipa_profile): New global variable. * passes.c (pass_ipa_profile): New. 2010-04-27 Nathan Froyd * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration. 2010-04-27 Martin Jambor PR middle-end/43812 * ipa.c (dissolve_same_comdat_group_list): New function. (function_and_variable_visibility): Call dissolve_same_comdat_group_list when comdat group contains external or newly local nodes. * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group lists are circular and that they contain only DECL_ONE_ONLY nodes. 2010-04-27 Eric Botcazou * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF. (const_hash_1) : New case. (compare_constant) : Likewise. : Deal with LABEL_REFs. (copy_constant) : New case. 2010-04-27 Jan Hubicka * cgraph.c (cgraph_propagate_frequency): New function. * cgraph.h (cgraph_propagate_frequency): Declare. * ipa-inline.c (cgraph_clone_inlined_nodes): Call cgraph_propagate_frequency. 2010-04-27 Jakub Jelinek * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes. 2010-04-27 Bernd Schmidt PR target/40657 * config/arm/arm.c (thumb1_extra_regs_pushed): New function. (thumb1_expand_prologue, thumb1_output_function_prologue): Call it here to determine which regs to push and how much stack to reserve. 2010-04-27 Jie Zhang * doc/gimple.texi (gimple_statement_with_ops): Remove addresses_taken field. (gimple_statement_with_memory_ops): Likewise. 2010-04-27 Jan Hubicka * tree-inline.c (eni_inlining_weights): Remove. (estimate_num_insns): Special case more builtins. 2010-04-27 Shujing Zhao PR c/32207 * c-typeck.c (build_binary_op): Move forward check for comparison pointer with null pointer constant and adjust the diagnostic message. 2010-04-27 Dave Korn PR lto/42776 * configure.ac (gcc_cv_as_section_has_align): Set if installed binutils supports extended .section directive needed by LTO, or warn if older binutils found. (LTO_BINARY_READER): New AC_SUBST'd variable. (LTO_USE_LIBELF): Likewise. * gcc/config.gcc (lto_binary_reader): New target-specific configure variable. * gcc/Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var. (LTO_USE_LIBELF): Likewise. * configure: Regenerate. * collect2.c (is_elf): Rename from this ... (is_elf_or_coff): ... to this, and recognize and allow i386 COFF object files in addition to ELF-formatted ones. (scan_prog_file): Caller updated. Also allow for LTO info marker symbol to be prefixed or not by an extra underscore. * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H. * config/i386/winnt.c: Also #include lto-streamer.h (i386_pe_asm_named_section): Specify 1-byte section alignment for LTO named sections. (i386_pe_asm_output_aligned_decl_common): Add comment. (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL. 2010-04-27 Hans-Peter Nilsson PR target/43889 * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"): Add missing earlyclobber for second alternative. 2010-04-26 Bernd Schmidt * df-problems.c (df_simulate_initialize_forwards): Set, don't clear, bits for artificial defs at the top of the block. * fwprop.c (single_def_use_enter_block): Don't call it. 2010-04-26 Jack Howarth PR 43715 * gcc/configure.ac: Use "$gcc_cv_nm -g" on darwin instead of "$gcc_cv_objdump -T". Use "-undefined dynamic_lookup" on darwin. * gcc/configure: Regenerate. 2010-04-26 Jakub Jelinek PR c/43893 * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR. 2010-04-26 Nathan Froyd * c-parser.c (struct c_token): Move location field up. * c-tree.h (struct c_typespec): Move expr_const_operands field up. (struct c_declspecs): Convert typespec_word, storage_class, and default_int_p into bitfields. (struct c_declarator): Move loc field up. 2010-04-26 Nathan Froyd * cfgloop.h (struct loop): Move can_be_parallel field up. * ipa-prop.h (struct ip_node_params): Move bitfields up. * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field down. (struct iv_cand): Convert pos field into a bitfield. * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number field up. (struct _stmt_vec_info): Shuffle fields for better packing. 2010-04-26 Eric Botcazou * varasm.c (IN_NAMED_SECTION): Remove guard. * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to... (IN_NAMED_SECTION_P): ...this. (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming. (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise. 2010-04-26 Eric Botcazou * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables. Use VOID_TYPE_P for all void type tests. Adjust TYPE variable instead of shadowing it. Fix comments. 2010-04-26 Jan Hubicka * cgraph.c (cgraph_create_node): Set node frequency to normal. (cgraph_clone_node): Copy function frequency. * cgraph.h (node_frequency): New enum (struct cgraph_node): Add. * final.c (rest_of_clean_state): Update. * lto-cgraph.c (lto_output_node): Output node frequency. (input_overwrite_node): Input node frequency. * tre-ssa-loop-ivopts (computation_cost): Update. * lto-streamer-out.c (output_function): Do not output function frequency. * predict.c (maybe_hot_frequency_p): Update and handle functions executed once. (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of attribute lookup. (probably_never_executed_bb_p, optimize_function_for_size_p): Update. (compute_function_frequency): Set noreturn functions to be executed once. (choose_function_section): Update. * lto-streamer-in.c (input_function): Do not input function frequency. * function.c (allocate_struct_function): Do not initialize function frequency. * function.h (function_frequency): Remove. (struct function): Remove function frequency. * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove. (try_update): Update. * tree-inline.c (initialize_cfun): Do not update function frequency. * passes.c (pass_init_dump_file): Update. * i386.c (ix86_compute_frame_layout): Update. (ix86_pad_returns): Update. 2010-04-26 Jie Zhang PR tree-optimization/43833 * tree-vrp.c (range_int_cst_p): New. (range_int_cst_singleton_p): New. (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case when both operands are constants. Use range_int_cst_p in BIT_IOR_EXPR case. 2010-04-26 Jan Hubicka * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating. 2010-04-26 Richard Guenther PR lto/43080 * gimple.c (gimple_decl_printable_name): Deal gracefully with a NULL DECL_NAME. 2010-04-26 Richard Guenther PR lto/42425 * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT if emitting debug information and it is either a function or a namespace decl. 2010-04-26 Ira Rosen * tree-vectorizer.h (struct _stmt_vec_info): Add new field to determine if the statement is vectorizable, and a macro to access it. * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Skip statements that can't be vectorized. If the analysis fails, mark the statement as unvectorizable if vectorizing basic block. (vect_compute_data_refs_alignment): Likewise. (vect_verify_datarefs_alignment): Skip statements marked as unvectorizable. Add print. (vect_analyze_group_access): Skip statements that can't be vectorized. If the analysis fails, mark the statement as unvectorizable if vectorizing basic block. (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise. * tree-vect-stmts.c (vectorizable_store): Fix the number of generated stmts for SLP. (new_stmt_vec_info): Initialize the new field. * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize statements marked as unvectorizable. 2010-04-25 Joseph Myers * c-common.c (flag_isoc1x): New. (flag_isoc99): Update comment. * c-common.h (flag_isoc1x): New. (flag_isoc99): Update comment. * c-cppbuiltin.c (builtin_define_float_constants): Also define ___DECIMAL_DIG__. * c-opts.c (set_std_c1x): New. (c_common_handle_option): Handle -std=c1x and -std=gnu1x. (set_std_c89, set_std_c99): Also set flag_isoc1x to 0. * c.opt (-std=c1x, -std=gnu1x): New options. * doc/cpp.texi: Mention -std=c1x. * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document. * doc/extend.texi: Mention -std=c1x and -std=gnu1x. * doc/invoke.texi (-std=c1x, -std=gnu1x): Document. * doc/standards.texi: Mention C1X. * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG, LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM, LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN): Define for C1X. 2010-04-25 Uros Bizjak * config/i386/gmon-sol2.c (_mcleanup): Change format string placeholder from 0x%x to %#x. * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto. * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto. * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto. * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto. * config/i386/i386.c (ix86_target_string): Ditto. (output_pic_addr_const): Ditto. (print_operand): Ditto. 2010-04-25 Paolo Bonzini * combine.c (find_split_point): Add third argument. Use it to find nested multiply-accumulate instructions. Adjust calls. (try_combine): Adjust call to find_split_point. 2010-04-24 Gerald Pfeifer * doc/contrib.texi (Contributors): Add Dodji Seketeli. 2010-04-24 Bernd Schmidt PR tree-optimization/41442 * fold-const.c (merge_truthop_with_opposite_arm): New function. (fold_binary_loc): Call it. 2010-04-23 Manuel López-Ibáñez * toplev.c (general_init): Set default for fdiagnostics-show-option. * opts.c (common_handle_option): Allow disabling it. * common.opt (fdiagnostics-show-option): Add Var. Enabled by default. 2010-04-23 Eric Botcazou * expr.c (expand_expr_real_1) : Only use conversion between modes if both types are integral. 2010-04-23 Richard Guenther PR tree-optimization/43572 * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses. 2010-04-23 Richard Guenther PR lto/43455 * tree-inline.c (tree_can_inline_p): Also check compatibility of return types. 2010-04-23 Martin Jambor PR tree-optimization/43846 * tree-sra.c (struct access): New flag grp_assignment_read. (build_accesses_from_assign): Set grp_assignment_read. (sort_and_splice_var_accesses): Propagate grp_assignment_read. (enum mark_read_status): New type. (analyze_access_subtree): Propagate grp_assignment_read, create accesses also if both direct_read and root->grp_assignment_read. 2010-04-23 Martin Jambor PR middle-end/43835 * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the function does not have type attributes. 2010-04-23 Richard Guenther PR lto/42653 * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT of FUNCTION_DECLs. 2010-04-22 Laurynas Biveinis * sese.h (create_if_region_on_edge): Remove. * sese.c (create_if_region_on_edge): Make static. * tree-inline.c: Do not include ggc.h. * expr.c: Do not include ggc.h. * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from dependencies. 2010-04-22 Kaz Kojima PR target/43744 * config/sh/sh.c (find_barrier): Don't emit a constant pool in the middle of insns for casesi_worker_2. 2010-04-22 David Edelsohn * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS. 2010-04-22 Ira Rosen PR tree-optimization/43842 * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle loop unrolling in update of exit phis. Fix comment. * tree-vect-slp.c (vect_analyze_slp): Check that there are at least two reduction statements in the loop before starting SLP analysis. 2010-04-22 Nick Clifton * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko. 2010-04-22 Alexander Monakov * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR to simplify a + ~a. 2010-04-22 Laurynas Biveinis * tree-parloops.c (loop_parallel_p): New argument parloop_obstack. Pass it down. (parallelize_loops): New variable parloop_obstack. Initialize it, pass it down, free it. * tree-loop-linear.c (linear_transform_loops): Pass down lambda_obstack. * tree-data-ref.h (lambda_compute_access_matrices): New argument of type struct obstack *. * tree-data-ref.c (analyze_subscript_affine_affine): New variable scratch_obstack. Initialize it, pass down, free it. * lambda.h (lambda_loop_new): Remove. (lambda_matrix_new, lambda_matrix_inverse) (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New argument of type struct obstack *. * lambda-trans.c (lambda_trans_matrix_new): New argument lambda_obstack. Pass it down, use obstack allocation for ret. (lambda_trans_matrix_inverse): New argument lambda_obstack. Pass it down. * lambda-mat.c (lambda_matrix_get_column) (lambda_matrix_project_to_null): Remove. (lambda_matrix_new): New argument lambda_obstack. Use obstack allocation for mat. (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument lambda_obstack. * lambda-code.c (lambda_loop_new): New function. (lambda_lattice_new, compute_nest_using_fourier_motzkin) (lambda_compute_auxillary_space, lambda_compute_target_space) (lambda_loopnest_transform, gcc_loop_to_lambda_loop) (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack. (build_access_matrix): New argument lambda_obstack. Use obstack allocation for am. (lambda_compute_step_signs, lambda_compute_access_matrices): New argument lambda_obstack. Pass it down. 2010-04-22 Bernd Schmidt * optabs.h (expand_widening_mult): Declare. 2010-04-22 Richard Guenther PR tree-optimization/43845 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly lookup the CALL_EXPR function and arguments. 2010-04-22 Nick Clifton * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter. * config/stormy16/stormy16.h: Tidy up formatting. (DONT_USE_BUILTIN_SETJMP): Remove definition. * config/stormy16/stormy16.c (cbranchsi4): Delete pattern. (ineqbranchsi): Delete pattern. * config/stormy16/stormy16-lib2-ucmpsi2.c: New file. * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function. * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add stormy16-lib2-ucmpsi2.c. 2010-04-22 Bernd Schmidt * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and df_simulate_find_noclobber_defs as appropriate. Keep track of an extra set merge_set_noclobber, and use it to relax the final test slightly. * df.h (df_simulate_find_noclobber_defs): Declare. * df-problems.c (df_simulate_find_defs): Don't ignore partial or conditional defs. (df_simulate_find_noclobber_defs): New function. 2010-04-22 Uros Bizjak * config/i386/i386.md: Use {} around multi-line preparation statements. 2010-04-22 Laurynas Biveinis * c-tree.h (push_init_level, pop_init_level, set_init_index) (process_init_element): New argument of type struct obstack *. * c-typeck.c (push_init_level, pop_init_level, set_designator) (set_init_index, set_init_label, set_nonincremental_init) (set_nonincremental_init_from_string, find_init_member) (output_init_element, output_pending_init_elements) (process_init_element): New argument braced_init_obstack. Pass it down. (push_range_stack, add_pending_init): New argument braced_init_obstack. Use obstack allocation. * c-parser.c (c_parser_initelt, c_parser_initval): New argument braced_init_obstack. Pass it down. (c_parser_braced_init): New variables ret, braced_init_obstack. Initialize obstack, pass it down and finally free it. 2010-04-22 Bernd Schmidt PR middle-end/29274 * tree-pass.h (pass_optimize_widening_mul): Declare. * tree-ssa-math-opts.c (execute_optimize_widening_mul, gate_optimize_widening_mul): New static functions. (pass_optimize_widening_mul): New. * expr.c (expand_expr_real_2) : New case. : Remove support for widening multiplies. * tree.def (WIDEN_MULT_EXPR): Tweak comment. * cfgexpand.c (expand_debug_expr) : Use simplify_gen_unary rather than directly building extensions. * tree-cfg.c (verify_gimple_assign_binary): Add tests for WIDEN_MULT_EXPR. * expmed.c (expand_widening_mult): New function. * passes.c (init_optimization_passes): Add pass_optimize_widening_mul. 2010-04-21 Jan Hubicka * timevar.def (TV_WHOPR_WPA_FIXUP): Remove. * lto-section-in.c (lto_section_name): Remove wpa_fixup. * lto-wpa-fixup.c: Remove. * Makefile.in (lto-wpa-fixup.o): Remove. * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup. (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA. * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section. 2010-04-21 Jan Hubicka * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary; add write_optimization_summary, read_optimization_summary. (ipa_write_summaries_of_cgraph_node_set): Remove. (ipa_write_optimization_summaries): Declare. (ipa_read_optimization_summaries): Declare. * ipa-cp.c (pass_ipa_cp): Update. * ipa-reference.c (pass_ipa_reference): Update. * ipa-pure-const.c (pass_ipa_pure_const): Update. * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish): Update. * ipa-inline.c (pass_ipa_inline): Update. * ipa.c (pass_ipa_whole_program): Update. * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update. * passes.c (ipa_write_summaries_1): Do not test wpa. (ipa_write_optimization_summaries_1): New. (ipa_write_optimization_summaries): New. (ipa_read_summaries): Do not test ltrans. (ipa_read_optimization_summaries_1): New. (ipa_read_optimization_summaries): New. 2010-04-21 Jan Hubicka * lto-cgraph.c (lto_output_node): Do not output comdat groups for boundary nodes. (output_cgraph): Do not arrange comdat groups for boundary nodes. 2010-04-21 Jakub Jelinek PR debug/40040 * dwarf2out.c (add_name_and_src_coords_attributes): Add DW_AT_{,MIPS_}linkage_name even for Fortran decls. 2010-04-21 Jan Hubicka * ipa-prop.c (ipa_edge_removal_hook): Check for bounds. 2010-04-21 Jan Hubicka * varpool.c (decide_is_variable_needed): Variable is always needed during ltrans. 2010-04-21 Jan Hubicka * opts.c (decode_options): Enable pure-const pass for whopr. 2010-04-21 Jan Hubicka * cgraph.c (dump_cgraph_node): Dump also assembler name. * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice at WPA dumping. (cgraph_decide_inlining): Do not expect callee to be removed in all cases. 2010-04-21 Eric B. Weddington * config/avr/avr-devices.c (avr_mcu_types): Add missing comma. 2010-04-21 Uros Bizjak * config/i386/i386.md (x86_shrd): Add athlon_decode and amdfam10_decode attributes. 2010-04-21 Jakub Jelinek PR middle-end/43570 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE. (lower_copyprivate_clauses): Use private var in outer context instead of original var. Make sure the types are correct for VLAs. 2010-04-21 Richard Guenther * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping to non-pointer objects. 2010-04-21 Jakub Jelinek * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop last chain entry if it starts with the still current label. (add_location_or_const_value_attribute): Check that loc_list->first->next is NULL instead of comparing ->first with ->last. (dwarf2out_var_location): Pass last_label resp. last_postcall_label to add_var_loc_to_decl. * dwarf2out.c (output_call_frame_info): For dw_cie_version >= 4 add also address size and segment size fields into CIE header. * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as long as address size is the same as sizeof (void *) and segment size is 0. * unwind-dw2-fde.c (get_cie_encoding): Likewise. If address size or segment size is unexpected, return DW_EH_PE_omit. (classify_object_over_fdes): If get_cie_encoding returned DW_EH_PE_omit, return -1. (init_object): If classify_object_over_fdes returned -1, pretend there were no FDEs at all. 2010-04-21 Uros Bizjak * config/i386/i386.md (bswap2): Macroize expander from bswap{si,di}2 using SWI48 mode iterator. (*bswap2_movbe): Macroize insn from *bswap{si,di}_movbe using SWI48 mode iterator. Set type attribute of bswap insn to bitmanip, set modrm attribute of bswap insn to 0 and remove length attribute. (*bswap2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode iterator. Set type attribute to bitmanip, set modrm attribute to 0, set mode attribute to and remove length attribute. 2010-04-20 James E. Wilson PR rtl-optimization/43520 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with zero available registers. 2010-04-20 Kaveh R. Ghazi * builtins.c (fold_builtin_cproj): Fold more cases. 2010-04-20 Kaveh R. Ghazi * builtins.c (build_complex_cproj, fold_builtin_cproj): New. (fold_builtin_1): Fold builtin cproj. * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL): Use ATTR_CONST_NOTHROW_LIST. 2010-04-20 Uros Bizjak * config/i386/i386.md (ffs2): Macroize expander from ffs_cmove and ffsdi2 using SWI48 mode iterator. Expand SImode insn through ffsi2_no_cmove for !TARGET_CMOVE. (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public. (ffssi2): Remove expander. (*ffs_1): Macroize insn from *ffs{si,di} using SWI48 mode iterator. (ctz2): Ditto from ctz{si,di}2. (clz2): Macroize expander from ctz{hi,si,di}2 using SWI248 mode iterator. (clz2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248 mode iterator. 2010-04-20 Jakub Jelinek * dwarf2out.c (AT_linkage_name): Define. (clone_as_declaration): Handle DW_AT_linkage_name. (add_name_and_src_coords_attributes): Use AT_linkage_name instead of DW_AT_MIPS_linkage_name. (move_linkage_attr): Likewise. (dwarf2out_finish): Likewise. 2010-04-20 Xinliang David Li PR middle-end/41952 * fold-const.c (fold_comparison): New folding rule. 2010-04-20 Anatoly Sokolov * double-int.h (double_int_setbit): Declare. * double-int.c (double_int_setbit): New function. * rtl.h (immed_double_int_const): Declare. * emit-rtl.c (immed_double_int_const): New function. * builtins.c (expand_builtin_signbit): Clean up, use double_int_* and immed_double_int_const functions. * optabs.c (expand_absneg_bit, expand_copysign_absneg, expand_copysign_bit): (Ditto.). * simplify-rtx.c (simplify_binary_operation_1): (Ditto.). * tree-ssa-address.c (addr_for_mem_ref): (Ditto.). * dojump.c (prefer_and_bit_test): (Ditto.). * expr.c (convert_modes, reduce_to_bit_field_precision, const_vector_from_tree): (Ditto.). * expmed.c (mask_rtx, lshift_value): (Ditto.). 2010-04-20 Jan Hubicka * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin. (dump_cgraph_node): Dump new flags. * cgraph.h (struct cgraph_node): Add flags reachable_from_other_partition and in_other_partition. (cgraph_can_remove_if_no_direct_calls_p): Functions used by other partition can not be removed. * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by the other partition must be output; silence sanity checking on leaking functions bodies from other paritition. * lto-cgraph.c (reachable_from_other_partition_p): New function. (lto_output_node): Output new flags; do not sanity check that inline clones are output; drop lto_forced_extern_inline_p code; do not mock visibility flags at partition boundaries. (add_node_to): New function. (output_cgraph): Use it to sort functions so masters appear before clones. (input_overwrite_node): Input new flags. * passes.c (ipa_write_summaries): Do not call lto_new_extern_inline_states. * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states lto_delete_extern_inline_states, lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill. * lto-streamer.h (lto_new_extern_inline_states, * lto_delete_extern_inline_states, lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill. 2010-04-20 Richard Guenther * tree-ssa-structalias.c (do_sd_constraint): Add edges only from vars that can have pointers. (process_constraint): Dump useless constraints. 2010-04-20 Richard Guenther * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF. (dump_sa_points_to_info): Remove asserts. (init_base_vars): nothing_id isn't an escape point nor does it have pointers. 2010-04-20 Jakub Jelinek * tree.h (TYPE_REF_IS_RVALUE): Define. * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die, should_move_die_to_comdat, prune_unused_types_walk): Handle DW_TAG_rvalue_reference_type like DW_TAG_reference_type. (modified_type_die, gen_reference_type_die): Emit DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type if TYPE_REF_IS_RVALUE and -gdwarf-4. 2010-04-20 Andreas Krebbel PR target/43635 * config/s390/s390.c (s390_emit_call): Turn direct into indirect calls for -fpic -m31 if they have been sibcall optimized. 2010-04-19 James E. Wilson * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make ar.lc fixed and call-used. * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define. 2010-04-19 Jan Hubicka * opts.c (decode_options): Disable whpr incompatible passes. * lto/lto.c (lto_1_to_1_map): Skip clones. (read_cgraph_and_symbols): Do not mark everything as needed. (do_whole_program_analysis): Do map only after optimizing; set proper cgraph_state; use passmanager. 2010-04-19 DJ Delorie * cfgexpand.c (expand_debug_expr): Check for mismatched modes in POINTER_PLUS_EXPR and fix them. 2010-04-19 Eric B. Weddington * config/avr/avr-devices.c (avr_mcu_types): Add support for new devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313, attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a, atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa, atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa, atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p, atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a, atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a, m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1, atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b. * config/avr/t-avr.c (MULTILIB_MATCHES): Same. 2010-04-19 Eric Botcazou * ifcvt.c (noce_try_cmove_arith): Fix long lines. (check_cond_move_block): Likewise. (cond_move_process_if_block): Likewise. (noce_find_if_block): Improve formatting. (find_if_header): Pass 0 to memset and tweak conditions. (cond_exec_find_if_block): Fix long lines and tweak conditions. 2010-04-19 Jakub Jelinek * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0 for -gdwarf-4. PR middle-end/43337 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE with non-local decl doesn't need chain. 2010-04-19 Vladimir Makarov * ira-color.c (allocno_reload_assign): Avoid accumulating reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS. 2010-04-19 Martin Jambor * gimple.h (create_tmp_reg): Declare. * gimplify.c (create_tmp_reg): New function. (gimplify_return_expr): Use create_tmp_reg. (gimplify_omp_atomic): Likewise. (gimple_regimplify_operands): Likewise. * tree-dfa.c (make_rename_temp): Likewise. * tree-predcom.c (predcom_tmp_var): Likewise. (reassociate_to_the_same_stmt): Likewise. * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise. (get_replaced_param_substitute): Likewise. * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise. * tree-ssa-phiopt.c (cond_store_replacement): Likewise. * tree-ssa-pre.c (get_representative_for): Likewise. (create_expression_by_pieces): Likewise. * tree-tailcall.c (adjust_return_value_with_ops): Likewise. (create_tailcall_accumulator): Likewise. 2010-04-19 Martin Jambor * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update new_stmt. (cgraph_materialize_all_clones): Assert !need_ssa_update_p. 2010-04-19 Richard Guenther PR tree-optimization/43796 * tree-vrp.c (adjust_range_with_scev): Lookup init and step from SCEV in the lattice. (vrp_visit_phi_node): Dump change. 2010-04-19 Richard Guenther * configure.ac: Fix quoting around elf_getshstrndx ABI check. * configure: Re-generated. 2010-04-19 Richard Guenther PR tree-optimization/43783 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop constant ARRAY_REF operands two and three if possible. 2010-04-19 Uros Bizjak PR target/43766 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends. 2010-04-19 Jie Zhang PR target/43662 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false. 2010-04-19 Ira Rosen PR tree-optimization/37027 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions and macro to access it. (vectorizable_reduction): Add argument. (vect_get_slp_defs): Likewise. * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction statements for possible use in SLP. (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS. (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS. (vect_create_epilog_for_reduction): Handle SLP. Modify documentation, add new argument. (vectorizable_reduction): Likewise. * tree-vect-stmts.c (vect_get_vec_defs): Update call to vect_get_slp_defs. (vectorizable_type_demotion, vectorizable_type_promotion, vectorizable_store): Likewise. (vect_analyze_stmt): Update call to vectorizable_reduction. (vect_transform_stmt): Likewise. * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction. (vect_build_slp_tree): Fix indentation. Check that there are no loads from different interleaving chains in same node. (vect_slp_rearrange_stmts): New function. (vect_supported_load_permutation_p): Allow load permutations for reductions. Call vect_slp_rearrange_stmts() to rearrange statements inside SLP nodes if necessary. (vect_analyze_slp_instance): Handle reductions. (vect_analyze_slp): Try to build SLP instances originating from groups of reductions. (vect_detect_hybrid_slp_stmts): Skip reduction statements. (vect_get_constant_vectors): Create initial vectors for reductions according to reduction code. Add new argument. (vect_get_slp_defs): Add new argument, pass it to vect_get_constant_vectors. (vect_schedule_slp_instance): Remove SLP tree root statements. 2010-04-19 Jakub Jelinek * tree.h (ENUM_IS_SCOPED): Define. * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class for ENUM_IS_SCOPED enums. 2010-04-18 Eric Botcazou * fold-const.c (fold_comparison): Use ssizetype. * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise. * ipa-prop.c (ipa_modify_call_arguments): Use sizetype. * tree-loop-distribution.c (build_size_arg_loc): Likewise. * tree-object-size.c (compute_object_sizes): Use size_type_node. * tree.h (initialize_sizetypes): Remove parameter. (build_common_tree_nodes): Remove second parameter. * stor-layout.c (initialize_sizetypes): Remove parameter. Always create an unsigned type. (set_sizetype): Assert that the passed type is unsigned and simplify. * tree.c (build_common_tree_nodes): Remove second parameter. Adjust call to initialize_sizetypes. * c-decl.c (c_init_decl_processing): Remove second argument in call to build_common_tree_nodes. 2010-04-18 Matthias Klose * gcc.c (main): Search for liblto_plugin.so with mode R_OK. 2010-04-18 Ira Rosen PR tree-optimization/43771 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that load permutation doesn't have gaps. 2010-04-18 Jan Hubicka * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New. (sse_prologue_save_insn expander): Use new pattern. (sse_prologue_save_insn1): New pattern and splitter. (sse_prologue_save_insn): Update to deal also with 64bit aligned blocks. * i386.c (setup_incoming_varargs_64): Do not compute jump destination here. (ix86_gimplify_va_arg): Update alignment needed. (ix86_local_alignment): Do not align all local arrays to 128bit. 2010-04-17 Jan Hubicka * ipa-inline.c (cgraph_early_inlining): Handle flattening too. 2010-04-17 Richard Earnshaw * arm.md (negdi2): Remove redundant code to force values into a register. 2010-04-17 Richard Earnshaw * arm/bpabi.S: Add EABI alignment attributes to objects. * arm/bpabi-v6m.S: Likewise. * arm/crti.asm: Likewise. * arm/crtn.asm: Likewise. * arm/lib1funcs.asm: Likewise. * arm/libunwind.S: Likewise. 2010-04-17 Richard Earnshaw * arm-protos.h (tune_params): New structure. * arm.c (current_tune): New variable. (arm_constant_limit): Delete. (struct processors): Add pointer to the tune parameters. (arm_slowmul_tune): New tuning option. (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise. (all_cores): Adjust to pick up the tuning model. (arm_constant_limit): New function. (arm_override_options): Select the appropriate tuning model. Delete initialization of arm_const_limit. (arm_split_constant): Use the new constant-limit model. (arm_rtx_costs): Pick up the current tuning model. * arm.md (is_strongarm, is_xscale): Delete. * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly for Xscale variant architectures. (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM. 2010-04-17 Ramana Radhakrishnan * config/arm/arm.c (arm_gen_constant): Remove unused variable can_shift. (arm_rtx_costs_1): Remove unused variable extra_cost. (arm_unwind_emit_set): Use variable offset. (thumb1_output_casesi): Remove unused variable flags. 2010-04-16 Jeff Law * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos needing assignment rather than doing a two-phase assignment. Remove unused variable 'm'. 2010-04-16 Jakub Jelinek PR bootstrap/43767 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL. 2010-04-16 Doug Kwan * tree-ssa-reassoc.c (struct operand_entry): Add new field ID. (next_operand_entry_id): New static variable. (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs. (add_to_ops_vec): Assigned unique ID to operand entry. (struct oecount_s): New field ID. (oecount_cmp): Stabilize qsort comparotor by using unique IDs. (undistribute_ops_list): Assign unique IDs to oecounts. (init_reassoc): reset next_operand_entry_id. 2010-04-16 Doug Kwan * config/i386/i386.md (*jcc_bt): Fix build breakage by adding missing left parenthesis. 2010-04-16 Uros Bizjak * config/i386/i386.md (*bt): Macroize insn from *btsi and *btdi_rex64 using SWI48 mode iterator. (*jcc_bt): Ditto from *jcc_btsi and *jcc_btdi_rex64. (*jcc_bt_mask): Ditto from *jcc_btsi_mask and *jcc_btdi_mask_rex64. 2010-04-16 Anatoly Sokolov * double-int.h (tree_to_double_int): Convert to macro. * double-int.c (tree_to_double_int): Remove. 2010-04-16 Jakub Jelinek PR debug/43762 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree with want_address 2 and in case a single element list might be possible, call it again with want_address 0. 2010-04-12 Kaushik Phatak * config/h8300/h8300.c (print_operand) : Modify case 'V' and case 'W' print operands for HI mode. * config/h8300/h8300.h (Y0, Y2) : New constraints. * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise. * config/h8300/predicate.md (bit_register_indirect_operand): New. * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX. * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx, cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in #xx:3 and #xx:4 mode. * config/h8300/h8300.md (inverted load with HImode dest): Add support for H8300SX. * config/h8300/predicate.md (bit_operand): Allow immediate values that satisfy 'U' constraint. 2010-04-16 Rainer Orth * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor. * configure: Regenerate. * config.in: Regenerate. * doc/install.texi (Prerequisites): Document that Solaris 2 libelf works. 2010-04-16 Richard Guenther * tree.h (struct tree_decl_minimal): Move pt_uid ... (struct tree_decl_common): ... here. (DECL_PT_UID): Adjust. (SET_DECL_PT_UID): Likewise. (DECL_PT_UID_SET_P): Likewise. 2010-04-16 Richard Guenther PR tree-optimization/43572 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare. * tree-ssa-alias.c (call_may_clobber_ref_p): Export. * tree-flow.h (is_call_clobbered): Remove. * tree-flow-inline.h (is_call_clobbered): Likewise. * tree-dfa.c (dump_variable): Do not dump call clobber state. * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle. (execute_return_slot_opt): Adjust. * tree-tailcall.c (suitable_for_tail_opt_p): Remove check for call clobbered vars here. (find_tail_calls): Move tailcall verification to the proper place. 2010-04-16 Diego Novillo * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled. 2010-04-16 Bernd Schmidt PR target/40603 * config/arm/arm.md (cbranchqi4): New pattern. * config/arm/predicates.md (const0_operand, cbranchqi4_comparison_operator): New predicates. 2010-04-16 Richard Guenther * gimple-pretty-print.c (dump_gimple_phi): Dump alias info. (dump_gimple_stmt): Likewise. 2010-04-16 Bernd Schmidt * recog.h (struct recog_data): New field is_operator. (struct insn_operand_data): New field is_operator. * recog.c (extract_insn): Set recog_data.is_operator. * genoutput.c (output_operand_data): Emit code to set the is_operator field. * reload.c (find_reloads): Use it rather than testing for an empty constraint string. PR target/41514 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn". If the previous insn is a cbranchsi4_insn with the same arguments, omit the compare instruction. * config/arm/arm.md (addsi3_cbranch): If destination is a high register, inputs must be low registers and we need a low register scratch. Handle alternative 2 like alternative 3. 2010-04-16 Jakub Jelinek * alias.c (memrefs_conflict_p): If x and y are the same VALUE, don't call get_addr on both. If one expression is a VALUE and the other a REG, check VALUE's locs if the REG isn't among them. 2010-04-16 Christian Bruel * config/sh/sh.h (sh_frame_pointer_required): New function. * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro. (flag_omit_frame_pointer) Set. (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set. (rounded_frame_size): Adjust size with outgoing_args_size. (sh_set_return_address): Must return from stack pointer. * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define. (SUBTARGET_FRAME_POINTER_REQUIRED): Define. (ACCUMULATE_OUTGOING_ARGS): Define. * doc/invoke.texi (maccumulate-outgoing-args): Document for SH. * gcc/config/sh/sh.opt (maccumulate-outgoing-args): New option. 2010-04-15 Kaz Kojima PR target/43471 * config/sh/sh.c (sh_legitimize_reload_address): Use MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P. Remove a unneeded check for offset_base. 2010-04-15 H.J. Lu * configure: Regenerated. 2010-04-15 Andreas Krebbel * config/s390/s390.c (s390_call_save_register_used): Switch back to HARD_REGNO_NREGS. 2010-04-15 Richard Guenther * alias.c (alias_set_subset_of): Handle alias-set zero child properly. 2010-04-15 Mark Shinwell Julian Brown * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str alternatives according to use of high and low regs. * config/arm/vfp.md (thumb2_movsi_vfp): Likewise. * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when optimizing for size on Thumb-2. 2010-04-15 Thomas Schwinge * config.gcc : Handle softfp as for Linux. 2010-04-15 Richard Guenther * tree-ssa-structalias.c (struct variable_info): Add is_fn_info flag. (new_var_info): Initialize it. (dump_constraints): Support printing last added constraints. (debug_constraints): Adjust. (dump_constraint_graph): Likewise. (make_heapvar_for): Check for NULL cfun. (get_function_part_constraint): New function. (get_fi_for_callee): Likewise. (find_func_aliases): Properly implement IPA PTA constraints. (process_ipa_clobber): New function. (find_func_clobbers): Likewise. (insert_into_field_list_sorted): Remove. (create_function_info_for): Properly allocate vars for IPA mode. Do not use insert_into_field_list_sorted. (create_variable_info_for): Properly generate constraints for global vars in IPA mode. (dump_solution_for_var): Always dump the solution. (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode. (find_what_var_points_to): Adjust. (pt_solution_set): Change. (pt_solution_ior_into): New function. (pt_solution_empty_p): Export. (pt_solution_includes_global): Adjust. (pt_solution_includes_1): Likewise. (pt_solutions_intersect_1): Likewise. (dump_sa_points_to_info): Check some invariants. (solve_constraints): Move constraint dumping ... (compute_points_to_sets): ... here. (ipa_pta_execute): ... and here. (compute_may_aliases): Do not re-compute points-to info locally if IPA info is available. (ipa_escaped_pt): New global var. (ipa_pta_execute): Properly implement IPA PTA. * tree-into-ssa.c (dump_decl_set): Support dumping decls not in referenced-vars. * tree-flow.h (struct gimple_df): Add ipa_pta flag. * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust. (dump_points_to_solution): Likewise. * tree-dfa.c (dump_variable): Also dump DECL_PT_UID. * tree-inline.c (remap_ssa_name): Copy IPA points-to solution. (remap_gimple_stmt): Reset call clobber/use information if necessary. (copy_decl_to_var): Copy DECL_PT_UID. (copy_result_decl_to_var): Likewise. * tree.c (make_node_stat): Initialize DECL_PT_UID. (copy_node_stat): Copy it. * tree.h (DECL_PT_UID): New macro. (SET_DECL_PT_UID): Likewise. (DECL_PT_UID_SET_P): Likewise. (struct tree_decl_minimal): Add pt_uid member. * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag. (pt_solution_empty_p): Declare. (pt_solution_set): Adjust. (ipa_escaped_pt): Declare. * cfgexpand.c (update_alias_info_with_stack_vars): Adjust. * gimple-pretty-print.c (pp_points_to_solution): New function. (dump_gimple_call): Dump call clobber/use information. * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry. * tree-pass.h (TDF_ALIAS): New dump option. * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to. * doc/invoke.texi (-fipa-pta): Update documentation. 2010-04-15 Richard Guenther * Makefile.in (OBJS-common): Add gimple-fold.o. (gimple-fold.o): New rule. * tree.h (maybe_fold_offset_to_reference, maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move prototypes ... * gimple.h: ... here. * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value, may_propagate_address_into_dereference): Move prototypes ... * gimple.h: ... here. * tree-ssa-ccp.c (get_symbol_constant_value, may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref, maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference, maybe_fold_offset_to_address, maybe_fold_stmt_indirect, maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen, ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond, fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace, gimplify_and_update_call_from_tree): Move ... * gimple-fold.c: ... here. New file. (ccp_fold_builtin): Rename to ... (gimple_fold_builtin): ... this. * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust. 2010-04-15 Richard Guenther * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode, fit_double_type, force_fit_type_double, add_double_with_sign, neg_double, mul_double_with_sign, lshift_double, rshift_double, lrotate_double, rrotate_double, div_and_round_double): Move ... * double-int.c: ... here. * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign, add_double, neg_double, mul_double_with_sign, mul_double, lshift_double, rshift_double, lrotate_double, rrotate_double, div_and_round_double): Move prototypes ... * double-int.h: ... here. 2010-04-15 Bernd Schmidt PR target/43742 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use matching constraints to ensure inputs match the output. 2010-04-15 Kaz Kojima PR target/43742 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint in an input-only operand. 2010-04-15 Anatoly Sokolov * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define. (double_int_not, double_int_lshift, double_int_rshift): Declare. (double_int_negative_p): Convert to static inline function. * double-int.c (double_int_lshift, double_int_lshift): New functions. (double_int_negative_p): Remove. * tree.h (lshift_double, rshift_double): * tree.c (build_low_bits_mask): Clean up, use double_int_* functions. * fold-const.c (fold_convert_const_int_from_real, fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.). (lshift_double): Change type of arith argument to bool. (rshift_double): Change type of arith argument to bool. Correct comment. * expmed.c (mask_rtx, lshift_value): (Ditto.). 2010-04-14 Bernd Schmidt PR target/21803 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences at the start and end of the then/else blocks, and omit them from the conversion. * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE argument; all callers changed. Pass zero to old_insns_match_p instead. (flow_find_head_matching_sequence): New function. (old_insns_match_p): Check REG_EH_REGION notes for calls. * basic-block.h (flow_find_cross_jump, flow_find_head_matching_sequence): Declare functions. 2010-04-14 Jason Merrill PR c++/36625 * c-common.c (attribute_takes_identifier_p): New fn. * c-common.h: Declare it. 2010-04-14 Uros Bizjak * config/i386/i386.md (*divmod4): Remove stray "&&" from splitter condition. (*udivmod4): Ditto. 2010-04-14 Uros Bizjak * config/i386/i386.md (maxmin_int): Rename code attribute from maxminiprefix and update all users. (maxmin_float): Ditto from maxminfprefix. (logic): Ditto from logicprefix. (absneg_mnemonic): Ditto from absnegprefix. * config/i386/mmx.md: Update all users of maxminiprefix, maxminfprefix and logicprefix for rename. * config/i386/sse.md: Ditto. * config/i386/sync.md (sync_): Update for logicprefix rename. 2010-04-14 Manuel López-Ibáñez PR 42966 * diagnostics.c (diagnostic_report_diagnostic): Mark specially warnings converted to errors. 2010-04-14 Uros Bizjak * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not used insn_type variable. (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration to avoid set-but-not-used warning. 2010-04-14 Uros Bizjak * df-core.c (df_ref_debug): Change format string placeholder from 0x%x to %#x. * dwarf2asm.c (dw2_asm_output_data_raw, dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128, dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto. * dwarf2out.c (output_cfi, output_cfi_directive, dwarf2out_do_cfi_startproc, output_loc_sequence_raw, output_cfa_loc_raw, output_die, output_ranges, output_file_names): Ditto. * genattrtab.c (write_test_expr, write_attr_valueq): Ditto. * print-rtl.c (print_rtx): Ditto. 2010-04-14 Michael Meissner PR middle-end/42694 * builtins.c (expand_builtin_pow_root): New function to expand pow calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a series of sqrt and cbrt calls under -ffast-math. (expand_builtin_pow): Call it. 2010-04-14 Michael Matz PR tree-optimization/42963 * tree-cfg.c (touched_switch_bbs): New static variable. (group_case_labels_stmt): New function broken out from ... (group_case_labels): ... here, use the above. (start_recording_case_labels): Allocate touched_switch_bbs. (end_recording_case_labels): Deallocate it, call group_case_labels_stmt. (gimple_redirect_edge_and_branch): Remember index of affected BB. 2010-04-14 Uros Bizjak * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute from insn template. 2010-04-14 Uros Bizjak * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern. 2010-04-13 Jan Hubicka * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting of optimized out static functions. (cgraph_edge_badness): Add DUMP parameter and dump reasons for the cost computation. Also sanity check for overflows. (update_caller_keys): Update cgraph_edge_badness call; properly update fibheap and sanity check that it is up to date. (add_new_edges_to_heap): Update cgraph_edge_badness. (cgraph_decide_inlining_of_small_function): Likewise; add sanity checking that badness in heap is up to date; improve dumping of reason; Update badness of calls to the offline copy of function currently inlined; dump badness of functions not inlined because of unit growth limits. 2010-04-13 Eric Botcazou PR middle-end/32628 * c-common.c (pointer_int_sum): Disregard overflow that occured only because of sign-extension change when converting to sizetype here... * fold-const.c (fold_convert_const_int_from_int): ...and not here. * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict the folding to constants. Remove redundant final conversion. (fold_binary) : Do not associate if the re-association of constants alone overflows. (fold_binary) : Move transformation into BIT_AND_EXPR to the end of the list. (multiple_of_p) : New case. 2010-04-13 Manuel López-Ibáñez * opt-functions.awk (opt_sanitized_name): New. (opt_enum): New. * optc-gen.awk: Use it * opth-gen.awk: Use it. 2010-04-13 Martin Jambor * tree-sra.c (replace_uses_with_default_def_ssa_name): New function. (sra_modify_assign): Delete stmts loading dead data even if racc has no children. Call replace_uses_with_default_def_ssa_name to handle SSA_NAES on lhs. 2010-04-13 Michael Matz PR middle-end/43730 * builtins.c (expand_builtin_interclass_mathfn): Also create a register if the predicate doesn't match. 2010-04-13 Diego Novillo * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h. * c-pch.c: Include timevar.h. (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers. (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers. * ggc-common.c: Include timevar.h. (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers. * timevar.def (TV_PCH_SAVE): Define. (TV_PCH_CPP_SAVE): Define. (TV_PCH_PTR_REALLOC): Define. (TV_PCH_PTR_SORT): Define. (TV_PCH_RESTORE): Define. (TV_PCH_CPP_RESTORE): Define. 2010-04-13 Michael Matz * tree-ssa-reassoc.c (repropagate_negates): Merge negates also into MINUS_EXPRs. (can_reassociate_p): New function. (break_up_subtract_bb, reassociate_bb): Use it. 2010-04-13 Richard Guenther PR bootstrap/43737 * builtins.c (c_readstr): Fix assert. 2010-04-13 Uros Bizjak * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG when generating cltd insn. (*ashl3_1): Remove special handling for register operand 2. (*ashlsi3_1_zext): Ditto. (*ashlhi3_1): Ditto. (*ashlhi3_1_lea): Ditto. (*ashlqi3_1): Ditto. (*ashlqi3_1_lea): Ditto. (*3_1): Ditto. (*si3_1_zext): Ditto. (*qi3_1_slp): Ditto. (*3_1): Ditto. (*si3_1_zext): Ditto. (*qi3_1_slp): Ditto. 2010-04-13 Richard Guenther * tree-ssa-structalias.c (callused_id): Remove. (call_stmt_vars): New. (get_call_vi): Likewise. (lookup_call_use_vi): Likewise. (lookup_call_clobber_vi): Likewise. (get_call_use_vi): Likewise. (get_call_clobber_vi): Likewise. (make_transitive_closure_constraints): Likewise. (handle_const_call): Adjust to do per-call call-used handling. (handle_pure_call): Likewise. (find_what_var_points_to): Remove general callused handling. (init_base_vars): Likewise. (init_alias_vars): Initialize call_stmt_vars. (compute_points_to_sets): Process call-used and call-clobbered vars for call statements. (delete_points_to_sets): Free call_stmt_vars. 2010-04-13 Richard Guenther * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Only add RW dependence for dependence distance zero. Adjust maximal vectorization factor according to dependences. Move alignment handling ... (vect_find_same_alignment_drs): ... here. New function. (vect_analyze_data_ref_dependences): Adjust. (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs. (vect_analyze_data_refs): Adjust minimal vectorization factor according to data references. * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref dependences before determining the vectorization factor. Analyze alignment after determining the vectorization factor. * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref dependences before alignment. * tree-vectorizer.h (vect_analyze_data_ref_dependences): Adjust prototype. (vect_analyze_data_refs): Likewise. (MAX_VECTORIZATION_FACTOR): New define. 2010-04-13 Duncan Sands * except.h (lang_eh_type_covers): Remove. * except.c (lang_eh_type_covers): Likewise. 2010-04-13 Andreas Krebbel Ulrich Weigand * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH. * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with UNITS_PER_LONG where it is ABI relevant. (s390_return_addr_rtx): Likewise. (s390_back_chain_rtx): Likewise. (s390_frame_area): Likewise. (s390_frame_info): Likewise. (s390_initial_elimination_offset): Likewise. (save_gprs): Likewise. (s390_emit_prologue): Likewise. (s390_emit_epilogue): Likewise. (s390_function_arg_advance): Likewise. (s390_function_arg): Likewise. (s390_va_start): Likewise. (s390_gimplify_va_arg): Likewise. (s390_function_profiler): Likewise. (s390_optimize_prologue): Likewise. (s390_rtx_costs): Likewise. (s390_secondary_reload): Likewise. (s390_promote_function_mode): Likewise. (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH. (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit registers available. (s390_unwind_word_mode): New function. (s390_function_value): Split 64 bit values into register pair if used as return value. (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for function call parameters. Handle parallels. (TARGET_SCALAR_MODE_SUPPORTED_P): New macro. (HARD_REGNO_CALL_PART_CLOBBERED): New macro. (DWARF_CIE_DATA_ALIGNMENT): New macro. (s390_expand_setmem): Remove unused variable src_addr. * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to deal with 64 bit registers. * gcc/config/s390/s390.h: Define __zarch__ predefined macro. Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant. (UNITS_PER_LONG): New macro. * libjava/include/s390-signal.h: Define extended ucontext structure containing the upper halfs of the 64 bit registers. 2010-04-13 Simon Baldwin * cfgexpand.c (gimple_expand_cfg): Clarify warning message text. 2010-04-13 Eric Botcazou * gimple.c (walk_gimple_op) : Do not request a pure rvalue on the RHS if the LHS is of a non-renamable type. * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result. 2010-04-13 Matthias Klose * gcc.c (cc1_options): Handle -iplugindir before processing the cc1 spec. Only add -iplugindir once. (cpp_unique_options): Add -iplugindir option if -fplugin* options found. * common.opt (iplugindir): Remove `Separate' property, initialize. * plugin.c (default_plugin_dir_name): Error with missing -iplugindir option. * Makefile.in (check-%, check-parallel-%): Create plugin dir. (distclean): Remove plugin dir. * doc/invoke.texi: Document -iplugindir. 2010-04-13 Basile Starynkevitch * doc/plugins.texi (Loading Plugins): Document short -fplugin=foo option. (Plugin API): Mention default_plugin_dir_name function. * gcc.c (find_file_spec_function): Add new declaration. (static_spec_func): Use it for "find-file". (find_file_spec_function): Add new function. (cc1_options): Add -iplugindir option if -fplugin* options found. * gcc-plugin.h (default_plugin_dir_name): Added new declaration. * plugin.c (add_new_plugin): Updated comment, and handle short plugin name. (default_plugin_dir_name): Added new function. * common.opt (iplugindir): New option to set the plugin directory. 2010-04-12 Uros Bizjak * config/i386/i386.md (any_rotate): New code iterator. (rotate_insn): New code attribute. (rotate): Ditto. (SWIM124): New mode iterator. (ti3): New expander. (di3): Macroize expander from {rotl,rotr}di3 using any_rotate code iterator. (3) Macroize expander from {rotl,rotr}{qi,hi,si}3 using any_rotate code iterator and SWIM124 mode iterator. (ix86_rotlti3): New insn_and_split pattern. (ix86_rotrti3): Ditto. (ix86_rotl3_doubleword): Macroize insn_and_split pattern from ix86_rotl{di,ti}3 patterns. (ix86_rotr3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns. (*3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate code iterator and SWI mode iterator. (*si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext. Macroize insn from {rotl,rotr}si3_1_zext using any_rotate code iterator. (*qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp. Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator. (bswap rotatert splitter): Add splitter. (bswap splitter): Macroize splitter using any_rotate code iterator. Add insn predicate to split only for TARGET_USE_XCHGB or when optimizing function for size. 2010-04-12 Steve Ellcey * config/pa/pa.c (emit_move_sequence): Remove use of deleted variable flag_argument_noalias. 2010-04-12 Rainer Orth * config.gcc: Removed *-*-solaris2.7* from list of obsolete configurations. Add to unsupported targets list. * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*, sparc*-sun-solaris2.[567]* from target lists. * configure: Regenerate. * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7 removal. Remove Solaris 7 patch references. (Specific, sparc-sun-solaris2.7): Removed. (sparc-sun-solaris2*): Update Solaris 7 example. (sparc64-*-solaris2*): Likewise. 2010-04-12 Rainer Orth * config.build (alpha*-dec-osf4*): Remove. * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list of obsolete configurations. (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0* support. * config/alpha/t-osf4: Renamed to ... * config/alpha/t-osf5: ... this. * config/alpha/osf.h: Renamed to ... * config/alpha/osf5.h: ... this. Merged old osf5.h contents. Update comments. (ASM_SPEC): Use ASM_OLDAS_SPEC directly. (EXTRA_SPECS): Removed. * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to reflect removal of Tru64 UNIX V4.0/V5.0 support. Document that. 2010-04-12 Rainer Orth * doc/contrib.texi (Contributors, Rainer Orth): Update. 2010-04-12 Kai Tietz PR/43702 * config/i386/i386.c (x86_this_parameter): Handle aggregate for __thiscall convention. 2010-04-12 Steve Ellcey * config/pa/pa.c (hppa_legitimize_address): Remove unused variable orig_base. * config/pa/pa.md (call, call_value): Remove unused variable call_insn. 2010-04-12 Steve Ellcey * function.c (assign_parms_initialize_all): Add unused attribute to fntype. 2010-04-12 Richard Guenther * gsstruct.def (GSS_CALL): New. * gimple.def (GIMPLE_CALL): Change to GSS_CALL. * gimple.h: Include tree-ssa-alias.h. (struct gimple_statement_call): New. (union gimple_statement_struct_d): Add gimple_call member. (gimple_call_reset_alias_info): Declare. (gimple_call_use_set): New function. (gimple_call_clobber_set): Likewise. * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h. * gimple.c (gimple_call_reset_alias_info): New function. (gimple_build_call_1): Call it. * lto-streamer-in.c (input_gimple_stmt): Likewise. * tree-inline.c (remap_gimple_stmt): Likewise. (expand_call_inline): Remove callused handling. * cfgexpand.c (update_alias_info_with_stack_vars): Likewise. * tree-dfa.c (dump_variable): Likewise. * tree-parloops.c (parallelize_loops): Likewise. * tree-ssa.c (init_tree_ssa): Likewise. (delete_tree_ssa): Likewise. * tree-flow-inline.h (is_call_used): Remove. * tree-flow.h (struct gimple_df): Remove callused member. * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate. * tree-ssa-alias.c (dump_alias_info): Remove callused handling. (ref_maybe_used_by_call_p_1): Simplify. (call_may_clobber_ref_p_1): Likewise. * tree-ssa-structalias.c (compute_points_to_sets): Set the call stmt used and clobbered sets. * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate. (find_tail_calls): Verify the tail call. 2010-04-12 Richard Guenther * ipa.c (cgraph_postorder): Adjust postorder to guarantee single-iteration always-inline inlining. * ipa-inline.c (cgraph_mark_inline): Do not return anything. (cgraph_decide_inlining): Do not handle always-inline specially. (try_inline): Remove always-inline cycle detection special case. Do not recurse on always-inlines. (cgraph_early_inlining): Do not iterate if not optimizing. (cgraph_gate_early_inlining): remove. (pass_early_inline): Run unconditionally. (gate_cgraph_decide_inlining): New function. (pass_ipa_inline): Use it. Do not run the IPA inliner if not inlining or optimizing. (cgraph_decide_inlining_of_small_functions): Also consider always-inline functions. (cgraph_default_inline_p): Return true for nodes which should disregard inline limits. (estimate_function_body_sizes): Assume zero size and time for nodes which are marked as disregarding inline limits. (cgraph_decide_recursive_inlining): Do not perform recursive inlining on always-inline nodes. 2010-04-12 Jakub Jelinek PR bootstrap/43699 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even for exprs satisfying handled_component_p. 2010-04-12 Eric Botcazou * expr.c (categorize_ctor_elements_1): Properly count sub-elements of non-constant aggregate elements. * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this is a real initialization. 2010-04-12 Shujing Zhao PR c/36774 * c-decl.c (start_function): Move forward check for nested function. 2010-04-11 Kaz Kojima * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare. * config/sh/sh.c: Include reload.h. (sh_legitimize_reload_address): New. * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use sh_legitimize_reload_address. 2010-04-11 Kaushik Phatak * config/sh/sh.md (*movqi_pop): New insn pattern. * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate. 2010-04-11 Uros Bizjak * config/i386/i386.md (any_shiftrt): New code iterator. (shiftrt_insn): New code attribute. (shiftrt): Ditto. (3): Macroize expander from {ashr,lshr}3 using any_shiftrt code iterator. (*3_doubleword): Macroize insn_and_split from *{ashr,lshr}3_doubleword using any_shiftrt code iterator. (*3_doubleword peephole2): Macroize peephole2 pattern from corresponding peephole2 patterns. (*3_1): Macroize insn from *{ashr,lshr}3_1 using any_shiftrt code iterator. (*si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext. (*qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp. (*3_cmp): Ditto from *{ashr,lshr}3_cmp. (*3_cmp_zext): Ditto from *{ashr,lshr}3_cmp_zext. (*3_cconly): Ditto from *{ashr,lshr}3_cconly. 2010-04-11 Uros Bizjak * config/i386/i386.md (*ashr3_cconly): Fix wrong mode of scratch register. (*lshr3_cconly): Ditto. 2010-04-11 Uros Bizjak * config/i386/i386.md (lshr3): Macroize expander from lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator. (*lshr3_doubleword): New insn_and_split_pattern. Macroize pattern from *lshr{di,ti}3_1 and corresponding splitters using DWI mode iterator. (*lshr3_doubleword peephole2): Macroize peephole2 pattern from corresponding peephole2 patterns. (*lshr3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1 and *lshrdi3_1_rex64 using SWI mode iterator. (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext. (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp. (*lshr3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp and *lshrdi3_cmp_rex64 using SWI mode iterator. (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext. (*lshr3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and *lshrdi3_one_bit_cconly_rex64. Macroize insn from *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using SWI mode iterator. 2010-04-10 Uros Bizjak * config/i386/i386.md (ashr3): Macroize expander from ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator. (*ashr3_doubleword): New insn_and_split_pattern. Macroize pattern from *ashr{di,ti}3_1 and corresponding splitters using DWI mode iterator. (*ashr3_doubleword peephole2): Macroize peephole2 pattern from corresponding peephole2 patterns. (ashrdi3_cvt): Rename from ashrdi3_63_rex64. (ashrsi3_cvt): Rename from ashrsi3_31. (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext. (x86_shift_adj_3): Macroize expander from x86_shift_adj_3 and x86_64_shift_adj_3 using SWI48 mode iterator. (*ashr3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1 and *ashrdi3_1_rex64 using SWI mode iterator. (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext. (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp. (*ashr3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp and *ashrdi3_cmp_rex64 using SWI mode iterator. (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext. (*ashr3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and *ashrdi3_one_bit_cconly_rex64. Macroize insn from *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using SWI mode iterator. (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns. * config/i386/i386.c (ix86_split_ashr): Update for renamed x86_shift_adj_3 expanders. 2010-04-10 Wei Guozhi PR target/42601 * config/arm/arm.c (arm_pic_static_addr): New function. (legitimize_pic_address): Call arm_pic_static_addr when it detects a static symbol. (arm_output_addr_const_extra): Output expression for new pattern. * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol. 2010-04-10 Bernd Schmidt * ira-costs.c (record_reg_classes): Ignore alternatives that are not enabled. * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H). * web.c: Include "insn-config.h" and "recog.h". (union_match_dups): New function. (web_main): Call it. (union_defs): Don't try to recognize match_dups. * reload1.c (eliminate_regs_in_insn): Don't restore an operand if doing so would replace the entire pattern. 2010-04-09 Uros Bizjak PR target/43707 PR target/43709 * config/i386/i386.md (*ashl3_doubleword): Split to insn and splitter pattern. Change splitter operand 1 predicate to nonmemory_operand. 2010-04-09 Martin Jambor * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two lattices are addresses of CONST_DECLs with the same initial value. (ipcp_print_all_lattices): Print values of CONST_DECLs. * ipa-prop.c (ipa_print_node_jump_functions): Likewise. 2010-04-09 Eric Botcazou Bernd Schmidt * loop-invariant.c (replace_uses): New static function. (move_invariant_reg): Use it to ensure we can replace the uses. 2010-04-09 Hariharan Sandanagobalane * config/picochip/picochip.c (picochip_rtx_costs): Use correct function template. (picochip_override_options): Enable section anchors only above -O1. (picochip_reorg): Fixed a couple of build warnings. 2010-04-09 Rainer Orth * configure.ac (plugin -rdynamic test): Log result. * configure: Regenerate. * config/sol2.h (LINK_SPEC): Handle -rdynamic. (RDYNAMIC_SPEC): Define. * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine. 2010-04-09 Rainer Orth * configure.ac: Determine Sun ld version numbers. (comdat_group): Restrict GNU ld version checks to gld. (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688. (enable_comdat): Support --enable-comdat. * configure: Regenerate. * doc/install.texi (Configuration): Document --enable-comdat. 2010-04-09 Rainer Orth * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ... * config/sol2-gld.h: ... here. * config.gcc (sparc*-*-solaris2*): Reflect this. (i[34567]86-*-solaris2*): Use it. 2010-04-09 Steve Ellcey * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable setup_clocks_p. (final_emit_insn_group_barriers): Remove unused variable prev_insn. 2010-04-09 Manuel López-Ibáñez PR 42965 * diagnostic.c (diagnostic_initialize): Initialize some_warnings_are_errors. (diagnostic_finish): New. (diagnostic_action_after_output): Call it before exiting. (diagnostic_report_diagnostic): Do not print message here. Set some_warnings_are_errors. * diagnostic.h (diagnostic_context): Delete issue_warnings_are_errors_message. Add some_warnings_are_errors. (diagnostic_finish): Declare. * toplev.c (toplev_main): Call it before exit. 2010-04-09 Jason Merrill PR c++/42623 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node for incomplete type. PR c++/41788 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED based on a warning flag. 2010-04-09 Richard Guenther * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS. 2010-04-09 Iain Sandoe PR bootstrap/43684 * varasm.c (default_assemble_visibility): Wrap vars that are set, but unused, by targets without GAS. * config/rs6000/rs6000.c (paired_emit_vector_compare): Remove set, but unused, vars. (rs6000_legitimize_tls_address): Likewise. (altivec_expand_dst_builtin): Likewise. * config/darwin.c (machopic_classify_symbol): Likewise. (machopic_indirection_name): Likewise. 2010-04-09 Uros Bizjak * config/i386/i386.md (DWI): New mode iterator. (S): New mode attribute. (shift_operand): Ditto. (shift_immediate_operand): Ditto. (ashl_input_operand): Ditto. (ashl3): Macroize expander from ashl{qi,hi,si,di,ti}3_1 using SDWIM mode iterator. (*ashl3_doubleword): New insn_and_split_pattern. Macroize pattern from *ashl{di,ti}3_1 and corresponding splitters using DWI mode iterator. (*ashl3_doubleword peephole2): Macroize peephole2 pattern from corresponding peephole2 patterns. (x86_shift_adj_1): Macroize expander from x86_shift_adj_1 and x86_64_shift_adj_1 using SWI48 mode iterator. (x86_shift_adj_2): Ditto. (*ashldi3_1_rex64): Split TYPE_LEA pattern. (*ashl3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64 using SWI48 mode iterator. (*ashl3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and *ashldi3_cmp_rex64 using SWI mode iterator. (*ashl3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and *ashldi3_cconly_rex64 using SWI mode iterator. * config/i386/i386.c (ix86_split_ashl): Update for renamed x86_shift_adj_{1,2}. (ix86_split_ashr): Ditto. (ix86_split_lshr): Ditto. 2010-04-09 Richard Guenther * target.h (builtin_conversion): Pass in input and output types. * targhooks.c (default_builtin_vectorized_conversion): Adjust. * targhooks.h (default_builtin_vectorized_conversion): Likewise. * tree-vect-stmts.c (vectorizable_conversion): Adjust. * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust. * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust. Handle AVX modes. * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust. 2010-04-09 Richard Guenther PR target/43152 * config/i386/sse.md (vcond): Handle AVX modes as well. 2010-04-09 Richard Guenther * tree-vectorizer.h (struct _stmt_vec_info): Document that vectype is the type of the LHS. (supportable_widening_operation, supportable_narrowing_operation): Get both input and output vector types as arguments. (vect_is_simple_use_1): Declare. (get_same_sized_vectype): Likewise. * tree-vect-loop.c (vect_determine_vectorization_factor): Set STMT_VINFO_VECTYPE to the vector type of the def. (vectorizable_reduction): Adjust. * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Adjust. Specify the output vector type. (vect_pattern_recog_1): Adjust. * tree-vect-stmts.c (get_same_sized_vectype): New function. (vectorizable_call): Adjust. (vectorizable_conversion): Likewise. (vectorizable_operation): Likewise. (vectorizable_type_demotion): Likewise. (vectorizable_type_promotion): Likewise. (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of the def. (vect_is_simple_use_1): New function. (supportable_widening_operation): Get both input and output vector types. (supportable_narrowing_operation): Likewise. * tree-vect-slp.c (vect_schedule_slp_instance): Adjust. 2010-04-09 Kai Tietz * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add __thiscall and _thiscall as predefined macros. * config/i386/i386.c (ix86_handle_cconv_attribute): Add thiscall attribute handling. (ix86_comp_type_attributes): Likewise. (ix86_function_regparm): Likewise. (ix86_return_pops_args): Likewise. (init_cumulative_args): Likewise. (find_drap_reg): Likewise. (ix86_static_chain): Likewise. (x86_this_parameter): Likewise. (x86_output_mi_thunk): Likewise. (ix86_attribute_table): Add description for thiscall attribute. * config/i386/i386.h (ix86_args): Adjust comment for member fastcall. * doc/extend.texi: Add documentation for thiscall. 2010-04-09 Manuel López-Ibáñez PR c++/28584 * c.opt (Wint-to-pointer-cast): Available in C++. * doc/invoke.texi (Wint-to-pointer-cast): Available in C++. 2010-04-08 Eric Botcazou * tree.h (TREE_ADDRESSABLE): Document its effect for function types. * calls.c (expand_call): Pass the function type to aggregate_value_p. * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the function type instead. Reorder and simplify checks. * gimplify.c (gimplify_modify_expr_rhs) : New case. 2010-04-08 Jing Yu Zdenek Dvorak PR tree-optimization/42720 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time loop unswitch conditions here from ... (tree_unswitch_single_loop): ... here. 2010-04-08 Sebastian Pop * tree-if-conv.c: Fix comments and simplify logic. 2010-04-08 Sebastian Pop * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter. (tree_if_conversion): Same. Update call to if_convertible_loop_p. (main_tree_if_conversion): Update call to tree_if_conversion. 2010-04-08 Manuel López-Ibáñez PR 42485 * doc/invoke.texi (-b,-V): Delete. * doc/tm.texi: Do not mention -b. * gcc.c (display_help): Delete -b and -V. (process_command): Delete -b and -V. * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V. 2010-04-08 Christian Borntraeger Wolfgang Gellerich Implement target hook for loop unrolling * target.h (loop_unroll_adjust): Add a new target hook function. * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise. * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it. * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it. (s390_loop_unroll_adjust): Implement the new target hook for s390. * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll target hook. (decide_unroll_stupid): Likewise. 2010-04-08 Rainer Orth PR target/43643 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx. 2010-04-08 Rainer Orth * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar. (Specific, *-*-solaris2*): Likewise. Don't prefer Sun as over GNU as. 2010-04-08 Wolfgang Gellerich * config/s390/s390.c (override_options): Adjust the z10 defaults for max-unroll-times, max-completely-peeled-insns and max-completely-peel-times. 2010-04-08 Andreas Krebbel * config/s390/s390.c (s390_expand_movmem): Issue prefetch instructions for z10. (s390_expand_setmem): Likewise. (s390_expand_cmpmem): Likewise. 2010-04-08 Richard Guenther PR tree-optimization/43679 * tree-ssa-pre.c (eliminate): Only propagate copies. 2010-04-08 Jakub Jelinek PR bootstrap/43681 * expr.c (block_move_libcall_safe_for_call_parm): Avoid set but not used variable warning. 2010-04-08 Wei Guozhi PR target/41653 * config/arm/arm.c (thumb1_size_rtx_costs): New function. (arm_size_rtx_costs): Call the new function when optimized for size. 2010-04-08 Jakub Jelinek PR debug/43670 * cfgexpand.c (expand_debug_expr): If for non-NULL offset op0 is not a MEM, just return NULL instead of assertion failure. (discover_nonconstant_array_refs): Don't walk debug stmts. 2010-04-08 Doug Kwan * configure.ac: Recognize gold and do not use its version number to test ld features. * configure: Regenerate. 2010-04-08 Maxim Kuvyrkov PR middle-end/40815 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates. (negate_value): Move code to push elements to broken_up_substracts ... (eliminate_plus_minus_pair): ... here. Push operands that have no negative pair to plus_negates. (repropagate_negates, init_reassoc, fini_reassoc): Update. 2010-04-07 Ralf Wildenhues * doc/install.texi (Configuration): Move description of --enable-lto, --with-libelf*, --enable-gold from Java section to general section. * doc/generic.texi (Working with declarations) (Function Properties, C and C++ Trees): Fix typos. * doc/sourcebuild.texi (Top Level): Likewise. 2010-04-07 Jakub Jelinek PR c/18624 * tree.h (DECL_READ_P): Define. (struct tree_decl_common): Add decl_read_flag. * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue a set but not used warning. (merge_decls): Merge DECL_READ_P flag. (finish_decl, build_compound_literal): Set DECL_READ_P flag. (finish_function): Issue -Wunused-but-set-parameter diagnostics. * c-common.c (handle_used_attribute, handle_unused_attribute): Likewise. * c-tree.h (default_function_array_read_conversion, mark_exp_read): New prototypes. * c-typeck.c (default_function_array_read_conversion, mark_exp_read): New functions. (default_conversion, c_process_expr_stmt): Call mark_exp_read. * c-parser.c (c_parser_initializer, c_parser_expr_no_commas, c_parser_binary_expression, c_parser_cast_expression, c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop): Call default_function_array_read_conversion instead of default_function_array_conversion where needed. (c_parser_unary_expression, c_parser_conditional_expression, c_parser_postfix_expression_after_primary, c_parser_initelt): Likewise. Call mark_exp_read where needed. (c_parser_statement_after_labels, c_parser_asm_operands, c_parser_typeof_specifier, c_parser_sizeof_expression, c_parser_alignof_expression, c_parser_initval): Call mark_exp_read where needed. * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter): New. * toplev.c (warn_unused_but_set_variable): Default to warn_unused. (warn_unused_but_set_parameter): Default to warn_unused && extra_warnings. * doc/invoke.texi: Document -Wunused-but-set-variable and -Wunused-but-set-parameter. * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not used count variable. * genemit.c (gen_expand, gen_split): Avoid set but not used warnings when operandN variables aren't used in the body of the expander or splitter. * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings. * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise. * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT, FOR_EACH_IMM_USE_ON_STMT): Likewise. * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise. * tree.c (PROCESS_ARG): Likewise. 2010-04-07 Simon Baldwin * diagnostic.h (diagnostic_override_option_index): New macro to set a diagnostic's option_index. * c-tree.h (c_cpp_error): Add warning reason argument. * opts.c (_warning_as_error_callback): New. (register_warning_as_error_callback): Store callback for warnings enabled via enable_warning_as_error. (enable_warning_as_error): Call callback, minor code tidy. * opts.h (register_warning_as_error_callback): Declare. * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in response to -Werror=. (c_common_init_options): Register warning_as_error_callback in opts.c. * common.opt: Add -Wno-cpp option. * c-common.c (struct reason_option_codes_t): Map cpp warning reason codes to gcc option indexes. * (c_option_controlling_cpp_error): New function, lookup the gcc option index for a cpp warning reason code. * (c_cpp_error): Add warning reason argument, call c_option_controlling_cpp_error for diagnostic_override_option_index. * doc/invoke.texi: Document -Wno-cpp. 2010-04-07 Richard Guenther * ipa-reference.c (mark_load): Use get_base_address. (mark_store): Likewise. * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid inserting GIMPLE_NOPs into the IL. * tree-ssa-structalias.c (get_constraint_for_component_ref): Explicitly strip handled components and indirect references. * fold-const.c (fold_unary_loc): Do not strip qualifiers when folding address expressions. * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address. * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use operand_equal_p to compare decls. (ptr_deref_may_alias_decl_p): Likewise. * tree-ssa-operands.c (get_asm_expr_operands): Simplify * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): Handle reversed comparison ops. * tree-sra.c (asm_visit_addr): Use get_base_address. * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address. * ipa-reference.c (mark_address): Use get_base_address. 2010-04-07 Richard Guenther * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate constants everywhere. 2010-04-07 Jakub Jelinek PR debug/43516 * tree.c (MAX_INT_CACHED_PREC): Define. (nonstandard_integer_type_cache): New array. (build_nonstandard_integer_type): Cache results for precision <= MAX_INT_CACHED_PREC. 2010-04-07 Richard Guenther * doc/invoke.texi (-fargument-alias, -fargument-noalias, -fargument-noalias-global, -fargument-noalias-anything): Remove. * common.opt: Likewise. * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment. * alias.c (base_alias_check): Remove flag_argument_noalias handling. (nonoverlapping_memrefs_p): Likewise. * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise. * opts.c (common_handle_option): Handle OPT_fargument_alias, OPT_fargument_noalias, OPT_fargument_noalias_anything and OPT_fargument_noalias_global for backward compatibility. 2010-04-07 Richard Guenther PR tree-optimization/43270 * tree-vrp.c (check_array_ref): Fix flexible array member detection. * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare. * tree-ssa-pre.c (phi_translate_1): Adjust. (fully_constant_expression): Split out vn_reference handling to ... * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here. Fold reads from constant strings. (vn_reference_lookup): Handle fully constant references. (vn_reference_lookup_pieces): Likewise. * Makefile.in (expmed.o-warn): Add -Wno-error. 2010-04-07 Martin Jambor * tree-sra.c (find_param_candidates): Allow scalar va_list types. 2010-04-07 Iain Sandoe PR driver/41594 * gcc.c: Add -static-libstdc++ to list of recognized options. 2010-04-07 Rainer Orth * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic. 2010-04-07 Richard Guenther PR middle-end/42617 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer bases build simple mem attributes to retain points-to information. 2010-04-07 Richard Guenther PR middle-end/42617 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE preserve points-to related information. 2010-04-07 Richard Guenther PR middle-end/42617 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not discard plain indirect references. * fold-const.c (operand_equal_p): Guard against NULL_TREE type. * tree.c (tree_nop_conversion): Likewise. 2010-04-07 Dodji Seketeli PR debug/43628 * dwarf2out.c (modified_type_die): Ignore artificial typedefs. 2010-04-06 Kai Tietz * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore calling convention attributes on METHOD_TYPEs for w64 ABI, too. 2010-04-07 Sebastian Pop * tree-if-conv.c: Fix indentation and comments. 2010-04-07 Sebastian Pop * tree-if-conv.c: Sort static functions in topological order. 2010-04-07 Sebastian Pop * tree-if-conv.c: Fix indentation and comments. 2010-04-06 Sebastian Pop PR middle-end/43519 * graphite-clast-to-gimple.c (max_signed_precision_type): Use lang_hooks.types.type_for_size instead of build_nonstandard_integer_type. When converting an unsigned type to signed, double its precision. (gcc_type_for_interval): Use lang_hooks.types.type_for_size. (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type. (graphite_create_new_loop_guard): When ub + 1 wraps around, use lb <= ub. 2010-04-06 Sebastian Pop PR middle-end/43519 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use POINTER_PLUS_EXPR for pointer types. 2010-04-06 Sebastian Pop PR middle-end/43519 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h. * graphite-clast-to-gimple.c: Include langhooks.h. (max_signed_precision_type): New. (max_precision_type): Takes two types as arguments. (precision_for_value): New. (precision_for_interval): New. (gcc_type_for_interval): New. (gcc_type_for_value): New. (gcc_type_for_clast_term): New. (gcc_type_for_clast_red): New. (gcc_type_for_clast_bin): New. (gcc_type_for_clast_expr): Split up into several functions. (gcc_type_for_clast_eq): Rewritten. (compute_bounds_for_level): New. (compute_type_for_level_1): New. (compute_type_for_level): New. (gcc_type_for_cloog_iv): Removed. (gcc_type_for_iv_of_clast_loop): Rewritten. (graphite_create_new_loop): Compute the lower and upper bound types with gcc_type_for_clast_expr. (graphite_create_new_loop_guard): Same. (find_cloog_iv_in_expr): Removed. (compute_cloog_iv_types_1): Removed. (compute_cloog_iv_types): Removed. (gloog): Do not call compute_cloog_iv_types. * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize GBB_CLOOG_IV_TYPES. (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES. * sese.h (struct gimple_bb): Removed field cloog_iv_types. (GBB_CLOOG_IV_TYPES): Removed. 2010-04-06 Sebastian Pop * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that gimple_phi_num_args of the loop close SSA phi node is equal to 1. (detect_commutative_reduction): Same. 2010-04-06 Sebastian Pop * graphite-clast-to-gimple.c (graphite_verify): Remove redundant call to verify_ssa. Invoke verify_loop_closed_ssa with an extra argument. * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same. * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same. (rewrite_commutative_reductions_out_of_ssa): Same. * passes.c (execute_function_todo): Call verify_ssa for every pass in the LNO. Invoke verify_loop_closed_ssa with an extra argument. * tree-flow.h (verify_loop_closed_ssa): Update declaration. * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa with an extra argument. * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call verify_ssa only when the extra argument is true. (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa with an extra argument. (tree_transform_and_unroll_loop): Same. 2010-04-06 Sebastian Pop * passes.c (execute_function_todo): Call verify_loop_closed_ssa for all the passes of the LNO having LOOP_CLOSED_SSA. * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops. * tree-loop-distribution.c (pass_loop_distribution): Same. * tree-pass.h (TODO_verify_loops): Removed. * tree-ssa-loop.c (pass_tree_loop_init): Same. (pass_lim): Same. (pass_tree_unswitch): Same. (pass_predcom): Same. (pass_vectorize): Same. (pass_linear_transform): Same. (pass_graphite_transforms): Same. (pass_iv_canon): Same. (pass_complete_unroll): Same. (pass_complete_unrolli): Same. (pass_parallelize_loops): Same. (pass_loop_prefetch): Same. (pass_iv_optimize): Same. 2010-04-06 Changpeng Fang PR middle-end/32824 * passes.c (init_optimization_passes): Move pass_lim before pass_copy_prop and pass_dce_loop. 2010-04-06 Jakub Jelinek PR target/43667 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*. (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of MULTI_* defines for 4 argument vpermil2p* builtins. 2010-04-06 Uros Bizjak * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare. * config/i386/i386.c (x86_maybe_negate_const_int): New. (x86_output_mi_thunk): Use x86_maybe_negate_const_int. * config/i386/i386.md (*add_1, *addsi_1_zext, *addhi_1, *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add_2, *addsi_2_zext, *addhi_2, *addqi_2, *add_3, *addsi_3_zext, *addhi_3, *addqi_3,*add_5, *addhi_5, *addqi_5): Use x86_maybe_negate_const_int to output insn mnemonic. (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow check from instruction predicate. Update comments. * config/i386/sync.md (sync_add): Use x86_maybe_negate_const_int to output insn mnemonic. 2010-04-06 Jan Hubicka PR tree-optimization/42906 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add IGNORE_SELF argument. Set visited_control_parents for fully processed BBs. (find_obviously_necessary_stmts): Update call of mark_control_dependent_edges_necessary. (propagate_necessity): Likewise. Handle PHI edges more curefully. 2010-04-06 Uros Bizjak * config/i386/i386.md: Remove comment about 'e' and 'E' operand modifier. 2010-04-06 Richard Guenther PR tree-optimization/43627 * tree-vrp.c (extract_range_from_unary_expr): Widenings of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type, not varying. 2010-04-06 Jakub Jelinek * BASE-VER: Change to 4.6.0. PR target/43638 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code handling. 2010-04-06 Richard Guenther PR middle-end/43661 * fold-const.c (fold_comparison): Handle X * 0 CMP 0. 2010-04-05 Ralf Wildenhues * doc/invoke.texi (Optimize Options): Document that LTO won't remove object access purely due to incompatible declarations. 2010-04-04 Matthias Klose * graphite-sese-to-poly.c (translate_scalar_reduction_to_array): Initialize variable. 2010-04-03 Richard Guenther PR middle-end/42509 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses require a non-NULL MEM_OFFSET. 2010-04-02 Steven Bosscher * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c, basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h, collect2.h, config/alpha/alpha.c, config/alpha/alpha.md, config/alpha/predicates.md, config/arm/arm.md, config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml, config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c, config/darwin9.h, config/darwin.c, config/darwin.h, config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h, config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c, config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c, config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c, config/mips/mips.md, config/mn10300/mn10300.c, config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md, config/rs6000/aix.h, config/rs6000/dfp.md, config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c, config/rs6000/vector.md, config/rtems.h, config/rx/rx.md, config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h, config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md, config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c, config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in, c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c, diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi, doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi, doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c, fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h, gensupport.c, gimple.h, gimple-iterator.c, graphite.c, graphite-clast-to-gimple.c, graphite-clast-to-gimple.h, graphite-dependences.c, graphite-poly.c, graphite-poly.h, graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c, graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c, intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h, ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c, ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c, loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c, objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk, opt-functions.awk, opth-gen.awk, params.def, passes.c, postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h, rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h, store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c, tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h, tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c, tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c, tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c, tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c, tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c, tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c, unwind-dw2-fde-darwin.c, varpool.c: Update copyright years. 2010-04-02 Ralf Wildenhues PR other/43620 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1. * aclocal.m4: Regenerate. 2010-04-02 Richard Guenther PR tree-optimization/43629 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands if we have seen a constant value. 2010-04-02 Joseph Myers * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'. 2010-04-02 Richard Earnshaw PR target/43469 * arm.c (legitimize_tls_address): Adjust call to gen_tls_load_dot_plus_four. (arm_note_pic_base): New function. (arm_cannot_copy_insn_p): Use it. * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in constraint. 2010-04-02 Ralf Wildenhues PR bootstrap/43531 Revert: 2009-09-28 Ralf Wildenhues * Makefile.in ($(out_object_file)): Depend on gt-$(basename $(notdir $(out_file))).h. 2010-04-01 Ralf Corsépius * config.gcc (lm32-*-rtems*): Add t-lm32. 2010-04-01 Joel Sherrill * config.gcc: Add lm32-*-rtems*. * config/lm32/rtems.h: New file. 2010-04-01 Dave Korn PR target/42609 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin. 2010-04-01 Jakub Jelinek * dwarf2out.c (output_compilation_unit_header): For -gdwarf-4 use version 4 instead of version 3. (output_line_info): For version 4 and above emit additional maximum ops per insn header field. (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define. * dwarf2out.c (is_c_family, is_java): Remove. (lower_bound_default): New function. (add_bound_info, gen_descr_array_type_die): Use it. 2010-04-01 Dodji Seketeli PR debug/43325 * dwarf2out.c (gen_variable_die): Allow debug info for variable re-declaration when it happens in a function. 2010-04-01 Aldy Hernandez * cgraph.c (cgraph_add_function_insertion_hook): Update comment. (cgraph_remove_function_insertion_hook): Same. (cgraph_call_function_insertion_hooks): Same. 2010-04-01 Richard Guenther PR middle-end/43614 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS and TREE_THIS_VOLATILE. (copy_ref_info): Likewise. * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE. * tree.c (build6_stat): Ignore side-effects of all but arg5 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of TARGET_MEM_REF. 2010-04-01 Richard Guenther PR tree-optimization/43607 * ipa-type-escape.c (check_call): Do not access non-existing arguments. 2010-04-01 Richard Guenther PR middle-end/43602 Revert 2010-03-30 Seongbae Park Jack Howarth * tree-profile.c (tree_init_ic_make_global_vars): Make static variables TLS. 2010-04-01 Rainer Orth * doc/install.texi (Prerequisites): Document libelf usability on IRIX 5/6 and Solaris 2. (Specific, i?86-*-solaris2.10): No 64-bit default configuration. Update GNU as, GNU ld requirements. (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal. Document Sun Studio compiler download. Update and simplify as, ld recommendations. (Specific, *-*-solaris2.7): Note obsoletion, removal. 2010-04-01 Rainer Orth * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32, with_tune_32 to pentium4. 2010-04-01 Uros Bizjak * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment. 2010-04-01 Rainer Orth * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5 obsoletion, removal. Update IDO URL. Document GNU as requirement. Update configure requirements. (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal. Recomment IRIX 6.5.18+. Document IDF/IDL requirement. Document GNU as requirement. Document GNU ld bootstrap failure. Remove freeware.sgi.com reference. 2010-04-01 Rainer Orth * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64 UNIX V4.0, V5.0 obsoletion, removal. Remove --with-gc=simple reference. Update VM requirements during bootstrap. Remove -oldas bootstrap description. Update binutils reference. Remove comparison failure note. 2010-03-31 Richard Guenther Zdenek Dvorak Sebastian Pop PR middle-end/43464 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes with multiple arguments. (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa. 2010-03-31 Sebastian Pop * graphite-dependences.c (print_pddr): Call print_pdr with an extra argument. * graphite-poly.c (debug_pdr): Add an extra argument for the verbosity level. (print_pdr): Same. (print_pbb_domain): Same. (print_pbb): Same. (print_scop_context): Same. (print_scop): Same. (print_cloog): Same. (debug_pbb_domain): Same. (debug_pbb): Same. (print_pdrs): Same. (debug_pdrs): Same. (debug_scop_context): Same. (debug_scop): Same. (debug_cloog): Same. (print_scop_params): Same. (debug_scop_params): Same. (print_iteration_domain): Same. (print_iteration_domains): Same. (debug_iteration_domain): Same. (debug_iteration_domains): Same. (print_scattering_function): Same. (print_scattering_functions): Same. (debug_scattering_function): Same. (debug_scattering_functions): Same. * graphite-poly.h (debug_pdr): Update declaration. (print_pdr): Same. (print_pbb_domain): Same. (print_pbb): Same. (print_scop_context): Same. (print_scop): Same. (print_cloog): Same. (debug_pbb_domain): Same. (debug_pbb): Same. (print_pdrs): Same. (debug_pdrs): Same. (debug_scop_context): Same. (debug_scop): Same. (debug_cloog): Same. (print_scop_params): Same. (debug_scop_params): Same. (print_iteration_domain): Same. (print_iteration_domains): Same. (debug_iteration_domain): Same. (debug_iteration_domains): Same. (print_scattering_function): Same. (print_scattering_functions): Same. (debug_scattering_function): Same. (debug_scattering_functions): Same. 2010-03-31 Sebastian Pop * graphite-poly.c (print_scattering_function_1): New. (print_scattering_function): Call it. (print_scop_params): Remove spaces at the end of lines. (print_cloog): New. (debug_cloog): New. * graphite-poly.h (print_cloog): Declared. (debug_cloog): Declared. 2010-03-31 Sebastian Pop * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump in loop->header. * tree-flow.h (canonicalize_loop_ivs): Updated declaration. * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch. * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter to switch between adding the IV bump in loop->latch or in loop->header. 2010-03-31 Sebastian Pop * graphite-poly.c (print_scattering_function): Pretty print following the scoplib format. (print_pdr): Same. (print_pbb_domain): Same. (dump_gbb_cases): Same. (dump_gbb_conditions): Same. (print_pdrs): Same. (print_pbb): Same. (print_scop_params): Same. (print_scop_context): Same. (print_scop): Same. (print_pbb_body): New. (lst_indent_to): New. (print_lst): Start new lines with a #. * graphite-poly.h (pbb_bb): New. (pbb_index): Use pbb_bb. * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of disjuncts. * tree-data-ref.c (dump_data_reference): Start new lines with a #. 2010-03-31 Jakub Jelinek * dwarf2out.c (size_of_die): For -gdwarf-4 use uleb128 size instead of fixed 1 or 2 for dw_val_class_loc and 0 instead of 1 for dw_val_class_flag. (value_format): For -gdwarf-4 use DW_FORM_sec_offset for dw_val_class_range_list, dw_val_class_loc_list, dw_val_class_lineptr and dw_val_class_macptr, use DW_FORM_flag_present for dw_val_class_flag and DW_FORM_exprloc for dw_val_class_loc. (output_die): For -gdwarf-4 print dw_val_class_loc size as uleb128 instead of 1 or 2 bytes and don't print anything for dw_val_class_flag. * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn instead of cselib_lookup following by tweaking locs->setting_insn. PR bootstrap/43596 * cselib.c (cselib_process_insn): Clear cselib_current_insn even before returning from label, setjmp call or volatile asm handling. 2010-03-31 Richard Guenther PR middle-end/43600 * cgraphunit.c (cgraph_output_in_order): Do not allocate temporary data on stack. 2010-03-31 Rainer Orth * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef. (PUSHSECTION_ASM_OP): Remove. (POPSECTION_ASM_OP): Remove. (PUSHSECTION_FORMAT): Remove. * config/sol2.h (PUSHSECTION_FORMAT): Define. * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine. * config/sol2.c (solaris_output_init_fini): Use it. 2010-03-31 Jie Zhang PR 43574 * opt-functions.awk (var_type_struct): Use signed char type for simple variables. 2010-03-31 Rainer Orth * config/sol2.c: Include output.h. (solaris_assemble_visibility): New function. * config/t-sol2 (sol2.o): Add output.h dependency. * config/sol2-protos.h (solaris_assemble_visibility): Declare. * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY): Redefine. 2010-03-31 Jakub Jelinek PR target/43580 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of V2SImode or XFmode on PRE_DEC. PR debug/43557 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like BLKmode. 2010-03-31 Jie Zhang PR 43562 * reload.h (caller_save_initialized_p): Declare. * toplev.c (backend_init_target): Don't call init_caller_save but set caller_save_initialized_p to false. * caller-save.c (caller_save_initialized_p): Define. (init_caller_save): Check caller_save_initialized_p. * ira.c (ira): Call init_caller_save if flag_caller_saves. 2010-03-31 Rainer Orth PR target/39048 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file. * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine. (LIBGCC2_TF_CEXT): Define. (TF_SIZE): Define. 2010-03-30 Alexandre Oliva PR debug/42977 * cselib.c (n_useless_values): Document handling of debug locs. (n_useless_debug_values, n_debug_values): New variables. (new_elt_loc_list): Don't add to debug values, keep count. (promote_debug_loc): New. (cselib_reset_table): Zero new variables. (entry_and_rtx_equal_p): Promote debug locs. (discard_useless_locs): Increment n_useless_debug_values for debug values. (remove_useless_values): Adjust n_useless_values and n_debug_values with n_useless_debug_values. (add_mem_for_addr): Promote debug locs. (cselib_lookup_mem): Likewise. (cselib_lookup_addr): Renamed to... (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call... (cselib_log_lookup): ... this. Turn into... (cselib_lookup_addr): ... new wrapper. (cselib_lookup_from_insn): New. (cselib_invalidate_regno): Increment n_useless_debug_values for debug values. (cselib_invalidate_mem): Likewise. (cselib_process_insn): Take n_deleted and n_debug_values into account to guard remove_useless_value call. (cselib_finish): Zero n_useless_debug_values. * cselib.h (cselib_lookup_from_insn): Declare. * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn. (sched_analyze_2): Likewise. 2010-03-30 Jakub Jelinek * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New functions. (adjust_mems): Replace narrowing SUBREG of expression containing just PLUS, MINUS, MULT and ASHIFT of registers and constants with operations in the narrower mode. PR debug/43593 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just regs_invalidated_by_call instead all call_used_reg_set registers. 2010-03-30 Sebastian Pop PR middle-end/43430 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type pointer comparisons with types_compatible_p. * tree-vect-stmts.c (vectorizable_call): Same. (vectorizable_condition): Same. 2010-03-30 Andreas Krebbel * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic stack check if the mask would be zero. 2010-03-30 Seongbae Park Jack Howarth * tree-profile.c (tree_init_ic_make_global_vars): Make static variables TLS. 2010-03-30 Joseph Myers PR other/25232 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2 and __unordtf2. * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version. Include ___unordxf2 and ___unordtf2. * config/i386/libgcc-glibc.ver: Do not define inheritance from GCC_4.4.0 here. 2010-03-30 Tarik Graba * config/lm32/t-lm32: New file. * config.gcc: Use the above file when targetting lm32. 2010-03-28 Duncan Sands * Makefile.in (PLUGIN_HEADERS): Add except.h. 2010-03-29 Sebastian Pop PR middle-end/43431 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Improve vectorization cost model diagnostic. 2010-03-29 Sebastian Pop PR middle-end/43436 * tree-vect-data-refs.c (vect_analyze_data_refs): When compute_data_dependences_for_loop returns false, early exit and output an extra diagnostic for the failed data reference analysis. 2010-03-29 Richard Guenther PR tree-optimization/43560 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter. (can_sm_ref_p): Treat stores to readonly locations as trapping. 2010-03-29 Jie Zhang PR 43564 * toplev.c (process_options): Set optimization_default_node and optimization_current_node. * opts.c (decode_options): Don't set optimization_default_node and optimization_current_node. 2010-03-29 Ralf Corsépius * config/rtems.h: Abandon -qrtems_debug. 2010-03-28 Jan Hubicka PR tree-optimization/43505 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement map should not be copied. 2010-03-27 John David Anglin PR middle-end/41674 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have cdtors, set DECL_PRESERVE_P. * ipa.c (cgraph_externally_visible_p): Return true if declaration should be preseved. 2010-03-27 Uros Bizjak PR tree-optimization/43528 * stor-layout.c (place_field): Check that constant fits into unsigned HWI when skipping calculation of MS bitfield layout. 2010-03-27 Jan Hubicka PR middle-end/43391 * varasm.c (make_decl_rtl): Deal with COMMON flag to make notice_global_symbol work. 2010-03-27 Jakub Jelinek * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl instead of dwarf2out_decl. (struct var_loc_node): Remove section_label field. (dwarf2out_function_decl): New function. (dwarf2out_var_location): Don't set section_label field. (dwarf2out_begin_function): Don't empty decl_loc_table here. 2010-03-26 Michael Meissner PR tree-optimization/43544 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): First argument for builtin vectorized function hook is now a tree to be able to distinguish between machine specific and standard builtins. * targhooks.c (default_builtin_vectorized_function): Ditto. * targhooks.h (default_builtin_vectorized_function): Ditto. * target.h (struct gcc_target): Ditto. * tree-vect-stmts.c (vectorizable_function): Ditto. * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto. * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function): Ditto. 2010-03-26 Joseph Myers PR c/43381 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a nested binding iff it is a FUNCTION_DECL. (store_parm_decls_newstyle): Pass nested=true to bind for FUNCTION_DECLs amongst parameters. 2010-03-26 Jakub Jelinek * var-tracking.c (vt_expand_loc_callback): Don't run cselib_expand_value_rtx_cb in dummy mode if cselib_dummy_expand_value_rtx_cb returned false. * var-tracking.c (emit_note_insn_var_location): For one part notes with offset 0, don't add EXPR_LIST around the location. * dwarf2out.c (loc_descriptor, dw_loc_list_1, add_location_or_const_value_attribute): Adjust for that change. PR debug/43540 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum into first operand and location into second. (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of dw_cfi_oprnd_loc for DW_CFA_expression. (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression. (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression assume first argument is regnum and second argument is location. 2010-03-26 Uros Bizjak PR target/42113 * config/alpha/alpha.md (*cmp_sadd_si): Change mode of scratch register to DImode. Split to DImode comparison operator. Use SImode subreg of scratch register in the multiplication. (*cmp_sadd_sidi): Ditto. (*cmp_ssub_si): Ditto. (*cmp_ssub_sidi): Ditto. 2010-03-26 Uros Bizjak PR target/43524 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]: Remove invalid assert and wrong comment. 2010-03-26 Jakub Jelinek PR debug/43516 * flags.h (final_insns_dump_p): New extern. * final.c (final_insns_dump_p): New variable. (rest_of_clean_state): Set it before -fdump-final-insns= dumping, clear afterwards. * print-rtl.c (print_rtx): If final_insns_dump_p don't dump MEM_ALIAS_SET on MEMs. 2010-03-26 David S. Miller * configure.ac: Fix sparc GOTDATA_OP bug check. * configure: Rebuild. 2010-03-26 Alan Modra * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison. 2010-03-25 Rainer Orth * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP, TLS_SECTION_ASM_FLAG. 2010-03-25 Jakub Jelinek PR bootstrap/43511 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO. Clear first_function_block_is_cold. PR c/43385 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect argument if the argument is truth_value_p. 2010-03-24 Michael Meissner * config/rs6000/constraints.md: Update copyright year for my changes. PR target/43484 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is used in reg+reg addressing, swap registers. 2010-03-24 Jakub Jelinek PR debug/43293 * target.h (struct gcc_target): Add code_end hook. * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void if not yet defined. (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END. * toplev.c (compile_file): Call targetm.asm_out.code_end hook before unwind info/debug info output. * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end. * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define. (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack. * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define. (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack. * config/i386/i386.c (ix86_file_end): Renamed to... (ix86_code_end): ... this. Make static. Don't call file_end_indicate_exec_stack. Emit unwind info using final_start_function/final_end_function. (darwin_x86_file_end): Remove. (TARGET_ASM_CODE_END): Define. * config/i386/i386.h (TARGET_ASM_FILE_END, NEED_INDICATE_EXEC_STACK): Don't define. * config/i386/darwin.h (darwin_x86_file_end): Remove prototype. (TARGET_ASM_FILE_END): Define to darwin_file_end. * config/i386/i386-protos.h (ix86_file_end): Remove prototype. * doc/tm.texi (TARGET_ASM_CODE_END): Document. PR target/43498 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function at the beginning and final_end_function at the end. * config/s390/s390.c (s390_output_mi_thunk): Likewise. 2010-03-24 Rainer Orth * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support and Sun as TLS syntax. (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define. * configure: Regenerate. * config.in: Regenerate. * varasm.c (TLS_SECTION_ASM_FLAG): Define default. (default_elf_asm_named_section): Use it. * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF. (i386_output_dwarf_dtprel): Likewise. (output_addr_const_extra): Likewise. (output_pic_addr_const): Lowercase @GOTTPOFF. (output_addr_const_extra): Likewise. (output_pic_addr_const): Lowercase @GOTNTPOFF. (output_addr_const_extra): Likewise. (output_pic_addr_const): Lowercase @INDNTPOFF. (output_addr_const_extra): Likewise. (output_pic_addr_const): Lowercase @NTPOFF. (output_addr_const_extra): Likewise. (output_pic_addr_const): Lowercase @TPOFF. (output_addr_const_extra): Likewise. * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD. (*tls_global_dynamic_64): Likewise. (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM. (*tls_local_dynamic_base_64): Lowercase @TLSLD. * defaults.h (TLS_COMMON_ASM_OP): Provide default. (ASM_OUTPUT_TLS_COMMON): Use it. * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef. PR target/38118 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file. * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ... * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here. * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine. * config/i386/sol2.h (TARGET_SUN_TLS): Redefine. (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine. 2010-03-24 Rainer Orth * config/i386/i386.c (override_options): Don't accept -mtls-dialect=sun any longer. * config/i386/i386.h (TARGET_SUN_TLS): Define as 0. * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove. (*tls_local_dynamic_base_32_sun): Likewise. * config/i386/sol2.h (TARGET_SUN_TLS): Redefine. 2010-03-24 Jakub Jelinek PR debug/43508 * dwarf2out.c (mem_loc_descriptor): Don't ICE on VEC_{MERGE,SELECT,CONCAT,DUPLICATE}. PR debug/43479 * ira.c (adjust_cleared_regs): New function. (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs. PR debug/19192 PR debug/43479 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK from gimple_block. * expr.c (expand_expr_real): Restore previous curr_insn_source_location and curr_insn_block after expand_expr_real_1 call. (expand_expr_real_1) : Call expand_expr_real instead of expand_expr_real_1. 2010-03-23 Vladimir Makarov PR rtl-optimization/43413 * ira-color.c (setup_allocno_available_regs_num): Count prohibited hard regs too. 2010-03-22 James E. Wilson PR target/43348 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp, call_value_gp, sibcall_gp): Use 's' constraint not 'i'. 2010-03-22 H.J. Lu * config/i386/i386.c (ix86_target_string): Add -mfma. Fix a typo in comment. 2010-03-22 Mike Stump PR target/23071 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align): Don't overly align based upon packed packed fields. 2010-03-22 Jason Merrill * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]: Use () rather than [], and move before the element type. 2010-03-22 Rainer Orth * doc/configfiles.texi (Configuration Files): Removed fixinc/Makefile*, intl/Makefile.*. * doc/makefile.texi: Fixed markup. Abstract from version control system used. (Makefile): Removed obsolete gcc/java/parse.y example. * doc/sourcebuild.texi: Likewise. (Top Level): Added config, gnattools, libdecnumber, libgcc, libgomp, libssp. Removed fastjar. (Miscellaneous Docs): Clarify location. Added COPYING3, COPYING3.LIB. (Front End Directory): Moved Make-lang.in entry to new subsubsection. 2010-03-22 Rainer Orth PR target/38085 * config/i386/i386.c (x86_function_profiler) [!NO_PROFILE_COUNTERS]: Fix typo. * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call instead of callq. 2010-03-22 Janis Johnson Rainer Orth * doc/sourcebuild.texi (Test Directives): Split into six subsections, with most of the current text in new subsections Directives, Selectors, and Final Actions. (Directives): Split list of test directives into multiple subsubsections. (Selectors): Describe use and syntax of selectors. (Effective-Target Keywords): Describe all existing keywords. (Add Options): Describe features for dg-add-options. (Require Support): Describe variants of dg-require-support. (Final Actions): Describe commands to use in dg-final. 2010-03-22 Michael Matz PR middle-end/43475 * recog.c (validate_replace_rtx_group): Replace also in REG_EQUAL and REG_EQUIV notes. 2010-03-22 Richard Guenther PR tree-optimization/43390 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make sure vector extracts are type correct. 2010-03-22 Richard Guenther PR middle-end/40106 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as x * sqrt (x) even when optimizing for size if the target has native support for sqrt. 2010-03-22 Jakub Jelinek * varasm.c (make_decl_rtl_for_debug): Also clear flag_mudflap for the duration of make_decl_rtl call. PR debug/43443 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS locs from preserved VALUEs. 2010-03-21 John David Anglin PR middle-end/42718 * pa.md (movmemsi): Set align to one if zero. (movmemdi): Likewise. 2010-03-21 Richard Earnshaw PR target/42321 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions with their corresponding prologue pushes. 2010-03-20 Andrew Pinski PR target/43156 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED at the begining or end. (spu_expand_epilogue): Likewise. 2010-03-20 Richard Guenther PR rtl-optimization/43438 * combine.c (make_extraction): Properly zero-/sign-extend an extraction of the low part of a CONST_INT. Also handle CONST_DOUBLE. 2010-03-19 Mike Stump * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add. * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add. (override_options): Use SUBTARGET32_DEFAULT_CPU. 2010-03-19 Andrew Pinski PR c/43211 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was an error. 2010-03-19 Bernd Schmidt PR rtl-optimization/42258 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a use that may match DEF. PR target/40697 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out the cost of loading the constant rather than assuming COSTS_N_INSNS (1). * config/arm/arm.c (thumb1_rtx_costs) : If the outer code is AND, do the same tests as the andsi3 expander and return COSTS_N_INSNS (1) if and is cheap. * optabs.c (avoid_expensive_constant): Fix formatting. 2010-03-19 Michael Matz PR c++/43116 * attribs.c (decl_attributes): When rebuilding a function pointer type use the same qualifiers as the original pointer type. 2010-03-19 Martin Jambor * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant and is_gimple_ip_invariant_address. 2010-03-19 Ramana Radhakrishnan Revert 2009-10-01 Ramana Radhakrishnan * config/arm/arm.c (arm_override_options): Turn off flag_dwarf2_cfi_asm for AAPCS variants. 2010-03-19 Ramana Radhakrishnan PR target/43399 * config/arm/arm.c (emit_multi_reg_push): Update comments. Use PRE_MODIFY instead of PRE_DEC. (emit_sfm): Use PRE_MODIFY instead of PRE_DEC. (vfp_emit_fstmd): Likewise. 2010-03-19 Michael Matz PR target/43305 * builtins.c (expand_builtin_interclass_mathfn, expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls if that fails. 2010-03-19 Richard Guenther PR tree-optimization/43415 * tree-ssa-pre.c (phi_translate): Split out worker to ... (phi_translate_1): ... this. (phi_translate): Move all caching here. Cache all NARY and REFERENCE translations. 2010-03-19 David S. Miller With help from Eric Botcazou. * config/sparc/sparc.c: Include dwarf2out.h. (emit_pic_helper): Delete. (pic_helper_symbol_name): Delete. (pic_helper_emitted_p): Delete. (pic_helper_needed): New. (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'. (get_pc_thunk_name): New. (load_pic_register): Remove 'delay_pic_helper' arg. Use get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol. Set pic_helper_needed to true. Don't call emit_pic_helper. (sparc_expand_prologue): Update load_pic_register call. (sparc_output_mi_thunk): Likewise. (sparc_file_end): Emit a hidden comdat symbol for the PIC thunk if possible. Output CFI information as needed. 2010-03-18 Francois-Xavier Coudert Jack Howarth PR target/36399 * config/i386/i386.h: Fix ABI on darwin x86-32. 2010-03-18 Aldy Hernandez * tree.h: Declare make_decl_rtl_for_debug. * varasm.c (make_decl_rtl_for_debug): New. * dwarf2out.c (rtl_for_decl_location): Call it. * cfgexpand.c (expand_debug_expr): Call it. 2010-03-18 Jakub Jelinek PR bootstrap/43399 * var-tracking.c (adjust_mems) : Allow BLKmode mem_mode. PR bootstrap/43403 * var-tracking.c (vt_init_cfa_base): Do nothing if cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register. 2010-03-18 Alexandre Oliva PR debug/42873 * var-tracking.c (canonicalize_vars_star): New. (dataflow_post_merge_adjust): Use it. 2010-03-18 Jakub Jelinek PR debug/43058 * var-tracking.c (non_suitable_const): New function. (add_uses): For DEBUG_INSNs with constants, don't record any value, instead just the constant value itself. (compute_bb_dataflow) : If PAT_VAR_LOCATION_LOC is not VAR_LOC_UNKNOWN_P, set var to the constant. (emit_notes_in_bb): Likewise. (emit_note_insn_var_location): For onepart variables if cur_loc is a VOIDmode constant, use DECL_MODE. 2010-03-18 Martin Jambor PR middle-end/42450 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare. * cgraphunit.c (cgraph_materialize_all_clones): Update calls in all non-clones. Moved call redirection... (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function. (cgraph_materialize_all_clones): Dispose of all combined_args_to_skip bitmaps. (verify_cgraph_node): Do not check for edges pointing to wrong nodes in inline clones. * tree-inline.c (copy_bb): Call cgraph_redirect_edge_call_stmt_to_callee. * ipa.c (cgraph_remove_unreachable_nodes): Call cgraph_node_remove_callees even when there are used clones. 2010-03-18 H.J. Lu * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0. 2010-03-18 H.J. Lu PR target/43383 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0 for 32bit. 2010-03-18 Michael Matz PR middle-end/43419 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5) into sqrt(x) if we need to preserve signed zeros. 2010-03-18 Steven Bosscher Eric Botcazou PR rtl-optimization/43360 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL note if we don't know its invariant status. 2010-03-18 Michael Matz PR tree-optimization/43402 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow PHI chains of ssa names registered for update. 2010-03-17 Peter Bergner PR target/42427 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for non-offsettable and pre_modify update addressing. * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1" and "2" alternatives "#". (*movdd_softfloat32): Make all alternatives "#"; * config/rs6000/rs6000.md (DIFD): New define_mode_iterator. (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#". (*movdf_softfloat32): Make all alternatives "#"; (movdi): Use the new DIFD mode iterator to create a common splitter for movdi, movdf and movdd patterns. 2010-03-18 Shujing Zhao * common.opt (dumpdir): Remove redundant tab. 2010-03-17 Martin Jambor PR tree-optimization/43347 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the original base is DECL_ARTIFICIAL or DECL_IGNORED_P. 2010-03-17 Bernd Schmidt PR rtl-optimization/42216 * regrename.c (create_new_chain): New function, broken out from... (scan_rtx_reg): ... here. Call it. Handle the case where we are appending a use to an empty chain. (build_def_use): Remove previous changes that convert OP_INOUT to OP_OUT operands; instead detect the case where an OP_INOUT operand uses a previously untracked register and create an empty chain for it. 2010-03-17 Ralf Wildenhues * doc/extend.texi (Function Attributes): Rewrite unfinished sentence in ms_abi documentation. 2010-03-17 Alan Modra * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var. * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define. (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL. * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define. 2010-03-16 Richard Henderson PR middle-end/43365 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq. (lower_try_finally): Save and restore eh_seq around the expansion of the try-finally. 2010-03-16 Aldy Hernandez * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug statements before splitting block. 2010-03-16 Rainer Orth * doc/sourcebuild.texi (Testsuites): Fix markup. Use pathnames relative to gcc/testsuite. (Test Directives): Move description of how timeout is determined. (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc. (C Tests): Correct gcc.misc-tests directory. Framework tests now live in gcc.test-framework. 2010-03-16 Richard Guenther PR middle-end/43379 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly. 2010-03-16 Aldy Hernandez Alexandre Oliva PR tree-optimization/42917 * lambda-code.c (remove_iv): Skip debug statements. (lambda_loopnest_to_gcc_loopnest): Likewise. (not_interesting_stmt): Debug statements are not interesting. 2010-03-16 Jakub Jelinek PR debug/43051 PR debug/43092 * cselib.c (cselib_preserve_constants, cfa_base_preserved_val): New static variables. (preserve_only_constants): New function. (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't clear its REG_VALUES. If cselib_preserve_constants, don't empty the whole hash table, but preserve there VALUEs with constants, cfa_base_preserved_val and cfa_base_preserved_val plus constant. (cselib_preserve_cfa_base_value): New function. (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val. (cselib_init): Change argument to int bitfield. Set cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS is in it. (cselib_finish): Clear cselib_preserve_constants and cfa_base_preserved_val. * cselib.h (enum cselib_record_what): New enum. (cselib_init): Change argument to int. (cselib_preserve_cfa_base_value): New prototype. * postreload.c (reload_cse_regs_1): Adjust cselib_init caller. * dse.c (dse_step1): Likewise. * cfgcleanup.c (thread_jump): Likewise. * sched-deps.c (sched_analyze): Likewise. * gcse.c (local_cprop_pass): Likewise. * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback. If FN is non-NULL, call the callback always and whenever it returns non-NULL just return that. Only do rtx_equal_p if FN is NULL. * rtl.h (simplify_replace_fn_rtx): Add argument to callback. * combine.c (propagate_for_debug_subst): Add old_rtx argument, compare from with old_rtx and if it isn't rtx_equal_p, return NULL. * Makefile.in (var-tracking.o): Depend on $(RECOG_H). * var-tracking.c: Include recog.h. (bb_stack_adjust_offset): Remove. (vt_stack_adjustments): Don't call it, instead just gather the adjustments using insn_stack_adjust_offset_pre_post on each bb insn. (adjust_stack_reference): Remove. (compute_cfa_pointer): New function. (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables. (struct adjust_mem_data): New type. (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New functions. (get_address_mode): New function. (replace_expr_with_values): Use it. (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P. Use get_address_mode. For cfa_base_rtx return MO_CLOBBER. (adjust_sets): Remove. (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode. (get_adjusted_src): Remove. (add_stores): Don't call it. Never reuse expr SET. Don't add extra MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode. (add_with_sets): Don't call adjust_sets. (fp_setter, vt_init_cfa_base): New functions. (vt_initialize): Change return type to bool. Move most of pool etc. initialization to the beginning of the function from end. Pass CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init. If !frame_pointer_needed, call vt_stack_adjustment before mos vector is filled, call vt_init_cfa_base if argp/framep has been eliminated to sp. If frame_pointer_needed and argp/framep has been eliminated to hard frame pointer, set hard_frame_pointer_adjustment and call vt_init_cfa_base after encountering fp setter in the prologue. For MO_ADJUST, call log_op_type before pusing the op into mos vector, not afterwards. Call adjust_insn before cselib_process_insn/add_with_sets, call cancel_changes (0) afterwards. (variable_tracking_main_1): Adjust for vt_initialize calling vt_stack_adjustments and returning whether it succeeded or not. 2010-03-15 Aldy Hernandez * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip debug statements. 2010-03-15 Jakub Jelinek * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg has been set. (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when drap_reg has not been set. 2010-03-15 Michael Matz PR middle-end/43300 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp, use it to expand block copies. (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy. (insert_value_copy_on_edge): Use store_expr for BLKmode values. 2010-03-15 Richard Guenther PR tree-optimization/43367 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI elimination check. 2010-03-15 Richard Guenther PR tree-optimization/43317 * ipa-struct-reorg.c (create_new_general_access): Update stmt. 2010-03-15 Martin Jambor PR tree-optimization/43141 * tree-sra.c (create_abstract_origin): New function. (modify_function): Call create_abstract_origin. 2010-03-15 Chris Demetriou * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it wasn't copied. 2010-03-13 Sebastian Pop PR middle-end/43354 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not call insert_out_of_ssa_copy for default definitions. 2010-03-13 Sebastian Pop * graphite-clast-to-gimple.c (my_long_long): Defined. (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node. * graphite-sese-to-poly.c (my_long_long): Defined. (scop_ivs_can_be_represented): Use it. 2010-03-13 Sebastian Pop * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params, graphite-max-bbs-per-function, and loop-block-tile-size. * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal" with "maximum". (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same. 2010-03-13 Sebastian Pop * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove forward declaration. * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment. (add_upper_bounds_from_estimated_nit): New. (build_loop_iteration_domains): Use it. 2010-03-13 Sebastian Pop * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document. 2010-03-13 Sebastian Pop PR middle-end/43306 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT should be an INTEGER_CST. Also handle CASE_CONVERT. 2010-03-13 Sebastian Pop * graphite.c (graphite_initialize): To bound the number of bbs per function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION. * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared. * doc/invoke.texi: Document it. 2010-03-13 Sebastian Pop * graphite-sese-to-poly.c (build_poly_scop): Do not return bool. * graphite-sese-to-poly.h (build_poly_scop): Same. 2010-03-13 Sebastian Pop * graphite-sese-to-poly.c (build_poly_scop): Limit scops following the number of parameters in the scop. Use as an upper bound PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS. * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared. * doc/invoke.texi: Document it. 2010-03-13 Jerry Quinn * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi. * doc/c-tree.texi: Remove. * doc/generic.texi: Merge c-tree.texi here. * doc/gccint.texi (Trees): Remove menu entry. (c-tree.texi): Remove @include. * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC. * doc/languages.texi (Reading RTL): Ditto. 2010-03-12 Steve Ellcey PR target/42869 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence. 2010-03-12 Michael Meissner PR middle-end/42431 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid code added to work around reload clobbering CONST insns. 2010-03-12 Jakub Jelinek * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove. (cselib_preserve_definitely, cselib_clear_preserve): Remove. (cselib_preserve_only_values): Remove retain argument, don't traverse hash table with cselib_{preserve_definitely,clear_preserve}. * cselib.h (cselib_preserve_only_values): Remove retain argument. * var-tracking.c (micro_operation): Move insn field before union. Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type. (struct variable_tracking_info_def): Remove n_mos field, change mos into a vector of micro_operations. (count_uses, count_uses_1, count_stores, count_with_sets): Remove. (bb_stack_adjust_offset, log_op_type, add_uses, add_stores, compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos changing into a vector. (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores come before all other uops generated by add_stores. (vt_add_function_parameters): Adjust for cselib_preserve_only_values argument removal. (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into a vector. Run just one pass over the bbs instead of separate counting and computation phase. (vt_finalize): Free VTI (bb)->mos vector instead of array. PR debug/43329 * tree-inline.c (remap_decls): Put old_var rather than origin_var into *nonlocalized_list vector. * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin even if origin is non-NULL. (gen_variable_die): Likewise. (process_scope_var): Don't change origin. (gen_decl_die): Likewise. * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p before adding new edges instead of after it, fix moving over debug stmts. 2010-03-11 David S. Miller * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple of four. * configure: Rebuild. 2010-03-11 Martin Jambor PR tree-optimization/43257 * tree.c (assign_assembler_name_if_neeeded): New function. (free_lang_data_in_cgraph): Assembler name assignment moved to the above new function. * tree.h (assign_assembler_name_if_neeeded): Declare. * cgraphunit.c (cgraph_analyze_function): Create an assembler name for the function if needed. 2010-03-11 Chris Demetriou * Makefile.in (stmp-int-hdrs): Make include/unwind.h, include/stdint-gcc.h, and include/stdint.h world-readable. 2010-03-11 Richard Guenther PR tree-optimization/43255 * tree-vrp.c (process_assert_insertions_for): Do not insert asserts for trivial conditions. 2010-03-11 Andreas Krebbel PR tree-optimization/43280 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number generation. Move calculation of size out of the if branch. (find_bswap): Modify compare number generation. 2010-03-11 Richard Guenther PR lto/43200 * lto-streamer-in.c (maybe_fixup_decls): Simplify. (input_gimple_stmt): Fixup handled component types during operand read. Also fix up decls in ADDR_EXPRs. 2010-03-10 Eric Botcazou * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32. * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus. 2010-03-10 Jan Hubicka PR c/43288 * ipa.c (function_and_variable_visibility) Normalize COMMON bits. * varasm.c (get_variable_section): Don't do that here... (make_decl_rtl): ... and here. (do_assemble_alias): Produce decl RTL. (assemble_alias): Likewise. 2010-03-10 Jakub Jelinek PR debug/43290 * reg-notes.def (REG_CFA_SET_VDRAP): New note. * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting of fde->vdrap_reg. (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note. (based_loc_descr): Only express drap or vdrap regno based expressions using DW_OP_fbreg when not optimizing. * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing, make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add REG_CFA_SET_VDRAP note. 2010-03-10 Alexander Monakov PR tree-optimization/43236 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one error in calculation of base address in reverse iteration case. (generate_builtin): Take number of latch executions if the statement is in the latch. 2010-03-10 Andrey Belevantsev PR middle-end/42859 * tree-eh.c: Include pointer-set.h. (lower_eh_dispatch): Filter out duplicate case labels and remove the unneeded edge when the label is unused. Return true when some edges are removed. (execute_lower_eh_dispatch): When any lowering resulted in removing an edge, also delete unreachable blocks. 2010-03-10 Jakub Jelinek PR bootstrap/43287 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle UNSPEC_MACHOPIC_OFFSET. 2010-03-09 Andreas Schwab PR target/43294 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define. (m68k_delegitimize_address): New function. 2010-03-09 Jakub Jelinek PR debug/43299 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs. PR debug/43299 * var-tracking.c (adjust_sets): New function. (count_with_sets, add_with_sets): Use it. (get_adjusted_src): New inline function. (add_stores): Use it. PR debug/43304 * var-tracking.c (vt_expand_loc_callback) : If dummy, call cselib_dummy_expand_value_rtx_cb instead of cselib_expand_value_rtx_cb. PR debug/43293 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h. * config/i386/i386.c: Include debug.h and dwarf2out.h. (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc and .cfi_endproc around the pic thunks. (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure all queued unwind info register saves are saved before the call. For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is considered as sp-=4 for unwind info and the pop as sp+=4 which also clobbers dest, but doesn't actually restore it. PR debug/43290 * config/i386/i386.c (ix86_get_drap_rtx): Don't set RTX_FRAME_RELATED_P. 2010-03-09 Jie Zhang * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing whitespaces in output template. 2010-03-09 Jie Zhang * ira-lives.c (check_and_make_def_use_conflict): Don't fall out array boundary. 2010-03-08 Jakub Jelinek * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and builtins.exp in a separate job. 2010-03-08 Sebastian Pop * graphite-sese-to-poly.c (add_param_constraints): Use lower_bound_in_type and upper_bound_in_type. 2010-03-08 Sebastian Pop * graphite-sese-to-poly.c (add_param_constraints): Use sizetype instead of unsigned_type_node. 2010-03-08 Sebastian Pop Reza Yazdani PR middle-end/43065 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds on pointer type parameters. 2010-03-08 Tobias Grosser PR middle-end/42644 PR middle-end/42130 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also handle conversions from pointer to integers. (gcc_type_for_cloog_iv): Choose the smalles signed integer as an induction variable, to be able to work with code generated by CLooG. * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New. (build_poly_scop): Bail out if we cannot codegen a loop. 2010-03-08 Tobias Grosser * graphite-clast-to-gimple.c (translate_clast): Do not short-cut code generation with gloog_error. 2010-03-08 Sebastian Pop * sese.c (expand_scalar_variables_ssa_name): Add new argument for type. Call fold_convert on all the returned values. (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name the type of the resulting expression. 2010-03-08 Sebastian Pop * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed ppl_min_for_le_pointset. Use ppl_Pointset_Powerset_C_Polyhedron_minimize. * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration. 2010-03-08 Sebastian Pop * graphite-dependences.c (map_into_dep_poly): Removed. (dependence_polyhedron_1): Use combine_context_id_scat. 2010-03-08 Sebastian Pop * graphite-poly.h (struct poly_scattering): Add layout documentation. (struct poly_bb): Same. (combine_context_id_scat): New. 2010-03-08 Sebastian Pop PR middle-end/42326 * sese.c (name_defined_in_loop_p): Return false for default definitions. 2010-03-08 Sebastian Pop * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify and clean up the logic. 2010-03-08 Sebastian Pop * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove early return. 2010-03-08 Jakub Jelinek * var-tracking.c (remove_cselib_value_chains): Define only for ENABLE_CHECKING. (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs, delete_slot_part, emit_notes_for_differences_1): Don't call remove_cselib_value_chains here. (set_slot_part, emit_notes_for_differences_2): Don't call add_cselib_value_chains here. (preserved_values): New vector. (preserve_value): New function. (add_uses, add_stores, vt_add_function_parameters): Use it instead of cselib_preserve_value. (changed_values_stack): New vector. (check_changed_vars_0): New function. (check_changed_vars_1, check_changed_vars_2): Use it. (emit_notes_for_changes): Call set_dv_changed (*, false) on all changed_values_stack VALUEs. (vt_emit_notes): For all preserved_values call add_cselib_value_chains. If ENABLE_CHECKING call remove_cselib_value_chains before verifying value_chains is empty. Initialize and free changed_values_stack. (vt_initialize): Initialize preserved_values. (vt_finalize): Free preserved_values. 2010-03-08 Richard Guenther PR tree-optimization/43269 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom region detection. 2010-03-08 Martin Jambor * ipa-prop.h (struct ipa_param_descriptor): Removed the called field. (ipa_is_param_called): Removed. * ipa-prop.c (ipa_note_param_call): Do not set the called flag. (ipa_print_node_params): Do not print the called flag. (ipa_write_node_info): Do not stream the called flag. (ipa_read_node_info): Likewise. 2010-03-07 Jakub Jelinek PR debug/43176 * Makefile.in (var-tracking.o): Depend on pointer-set.h. * cselib.c (struct expand_value_data): Add dummy field. (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize dummy to false. (cselib_dummy_expand_value_rtx_cb): New function. (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate any rtl. * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype. * var-tracking.c: Include pointer-set.h. (variable): Change n_var_parts to char from int. Add cur_loc_changed and in_changed_variables fields. (variable_canonicalize): Remove. (shared_var_p): New inline function. (unshare_variable): Maintain cur_loc_changed and in_changed_variables fields. If var was in changed_variables, replace it there with new_var. Just copy cur_loc instead of resetting it to something else. (variable_union): Don't recompute cur_loc. Use shared_var_p. (dataflow_set_union): Don't call variable_canonicalize. (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids of their DEBUG_EXPR_TREE_DECLs. (canonicalize_loc_order_check): Verify that cur_loc is NULL and in_changed_variables and cur_loc_changed is false. (variable_merge_over_cur): Clear cur_loc, in_changed_variables and cur_loc_changed. Don't update cur_loc here. (variable_merge_over_src): Don't call variable_canonicalize. (dataflow_set_preserve_mem_locs): Use shared_var_p. When removing loc that is equal to cur_loc, clear cur_loc, set cur_loc_changed and ensure variable_was_changed is called. (dataflow_set_remove_mem_locs): Use shared_var_p. Only compare pointers in cur_loc check, if it is equal to loc, clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here. (variable_different_p): Remove compare_current_location argument, don't compare cur_loc. (dataflow_set_different_1): Adjust variable_different_p caller. (variable_was_changed): If dv had some var in changed_variables already, reset in_changed_variables flag for it and propagate cur_loc_changed over to the new variable. On empty var always set cur_loc_changed. Set in_changed_variables on whatever var is added to changed_variables. (set_slot_part): Clear cur_loc_changed and in_changed_variables. Use shared_var_p. When removing loc that is equal to cur_loc, clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the end, don't set it to something else, just call variable_was_changed. (delete_slot_part): Use shared_var_p. When cur_loc equals to loc being removed, clear cur_loc and set cur_loc_changed. Set cur_loc_changed if all locations have been removed. (struct expand_loc_callback_data): New type. (vt_expand_loc_callback): Add dummy mode in which no rtxes are allocated. Always create SUBREGs if simplify_subreg failed. Prefer to use cur_loc, when that fails and still in changed_variables (and seen first time) recompute it. Set cur_loc_changed of variables which had to change cur_loc and compute elcd->cur_loc_changed if any of the subexpressions used had to change cur_loc. (vt_expand_loc): Adjust to pass arguments in expand_loc_callback_data structure. (vt_expand_loc_dummy): New function. (emitted_notes): New variable. (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs that weren't used for any other decl in current emit_notes_for_changes call call vt_expand_loc_dummy to update cur_loc. For -fno-var-tracking-assignments, set cur_loc to first loc_chain location if NULL before. Always use just cur_loc instead of first loc_chain location. When cur_loc_changed is false, when not --enable-checking=rtl just don't emit any note. When rtl checking, compute the note and assert it is the same as previous note. Clear cur_loc_changed and in_changed_variables at the end before removing from changed_variables. (check_changed_vars_3): New function. (emit_notes_for_changes): Traverse changed_vars to call check_changed_vars_3 on each changed var. (emit_notes_for_differences_1): Clear cur_loc_changed and in_changed_variables. Recompute cur_loc of new_var. (emit_notes_for_differences_2): Clear cur_loc if new variable appears. (vt_emit_notes): Initialize and destroy emitted_notes. 2010-03-07 Bernd Schmidt PR rtl-optimization/42220 * regrename.c (scan_rtx) : Use verify_reg_tracked to determine if we should use OP_OUT rather than OP_INOUT. (build_def_use): If we see an in-out operand for a register that we know nothing about, treat is an output if possible, fail the block if not. 2010-03-06 Alexandre Oliva PR debug/42897 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed permanently. 2010-03-06 Alexandre Oliva PR debug/42897 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug uses of relevant DEFs that are dead outside the loop too. 2010-03-06 Alexandre Oliva * var-tracking.c (dataflow_set_merge): Swap src and src2. Reverted: 2010-01-13 Jakub Jelinek PR debug/41371 * var-tracking.c (values_to_unmark): New variable. (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in values_to_unmark vector. Moved body to... (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO, instead queue it into values_to_unmark vector. (vt_find_locations): Free values_to_unmark vector. 2010-03-05 Eric Botcazou * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables. (site.exp): Export them when plugins are enabled. 2010-03-05 Sebastian Pop PR middle-end/42326 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions that contain scevs. (chrec_fold_multiply): Same. 2010-03-04 Andrew Pinski PR c/43248 * c-decl.c (build_compound_literal): Return early if init is an error_mark_node. 2010-03-04 Martin Jambor PR tree-optimization/43164 PR tree-optimization/43191 * tree-sra.c (type_consists_of_records_p): Reject records with zero-size bit-fields at the end. 2010-03-04 Mike Stump * Makefile.in (TAGS): Remove *.y. 2010-03-04 Richard Guenther PR tree-optimization/40761 * tree-ssa-pre.c (compute_antic): Walk reverse postorder in reverse order. (my_rev_post_order_compute): New function. (init_pre): Call it. 2010-03-04 Changpeng Fang PR middle-end/43209 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not decrease the cost of an IV candidate when the cost is infinite. 2010-03-04 Ralf Wildenhues * doc/extend.texi (Vector Extensions, X86 Built-in Functions): Use '3DNow!' for the extension of that name, ensure normal space after the string. * doc/invoke.texi (i386 and x86-64 Options): Likewise. 2010-03-03 Jeff Law * PR middle-end/32693 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather than gen_rtx_SUBREG. (extract_bit_field_1): Likewise. 2010-03-03 Janis Johnson * doc/sourcebuild.texi (Test directives): Document that arguments include-opts and exclude-opts are now optional for dg-skip-if, dg-xfail-if, dg-xfail-run-if, and dg-shouldfail. 2010-03-03 Jason Merrill PR c++/12909 * cgraph.h (varpool_node): Add extra_name field. * varpool.c (varpool_extra_name_alias): New. (varpool_assemble_decl): Emit extra name aliases. (varpool_mark_needed_node): Look past an extra name alias. * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias. * lto-streamer-in.c (lto_input_tree): Read it. * lto-streamer-out.c (output_unreferenced_globals): Write it. 2010-03-03 Eric Botcazou * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into... (sparc*-*-solaris2*): ...this. 2010-03-03 Jakub Jelinek PR debug/43229 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR, WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR, FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR. PR debug/43237 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die, fallthrough to default handling, just with want_address 0 instead of 2. For single element lists, add_AT_loc directly, otherwise create an artificial variable DIE and stick location list to it. PR debug/43177 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode. (VAL_EXPR_HAS_REVERSE): Define. (reverse_op): New function. (add_stores): For reversible operations add an extra MO_VAL_USE. 2010-03-02 Jason Merrill * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size. 2010-03-02 Eric Botcazou * config.gcc (sparc-*-linux*): Do not include sparc/gas.h. (sparc64-*-linux*): Likewise. (sparc64-*-solaris2*): Include assembler files before linker ones. (sparc-*-solaris2*): Simplify and reorder to match previous case. * config/sparc/gas.h: Delete. * config/sparc/sol2-64.h: Add copyright notice. * config/sparc/sol2-gas-bi.h: Likewise. * config/sparc/sol2-gld.h: Likewise. * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete. * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine. * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise. * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine. (sparc_elf_asm_named_section): Rename into... (sparc_solaris_elf_asm_named_section): ...this. Always define. 2010-03-02 Uros Bizjak * config/alpha/alpha.c (override_options): Fix -mtune error message. 2010-03-02 Jeff Law PR middle-end/42431 * reload1.c (rtx_p, substitute_stack): Declare. (substitute): Record addresses of changed rtxs. (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore. Restore the original rtx when complete. (reload): Free subsitute_stack when complete. 2010-03-02 Janis Johnson * doc/gccint.texi (menu): Add Testsuites as a chapter. * doc/sourcebuild.texi (Testsuites): Move up a level to be a new chapter. (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests, LTO Testing, gcov Testing, profopt Testing, compat Testing, Torture Tests): Change from subsection to section. 2010-03-02 Jakub Jelinek Steven Bosscher * var-tracking.c (vt_initialize): Scan insns in ebb chunks instead of bb. 2010-03-02 Reza Yazdani PR middle-end/42640 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced the assignment from the new induction variable to the assignment of the value from the original loop PHI function. 2010-03-01 Janis Johnson Daniel Jacobowitz * doc/sourcebuild.texi (Test directives): Clarify options to dg-skip-if. 2010-03-01 Rainer Orth * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]: Disable cfi directives unless GCC and gas agree on using read-only .eh_frame sections for 64-bit. * configure: Regenerate. 2010-03-01 Richard Guenther PR tree-optimization/43220 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize BUILT_IN_STACK_{SAVE,RESTORE} around alloca. 2010-03-01 Richard Guenther Martin Jambor PR middle-end/41250 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on gimplified parameters. 2010-03-01 Christian Bruel * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P. 2010-03-01 H.J. Lu * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64. 2010-03-01 Richard Guenther PR middle-end/43213 * expr.c (expand_assignment): Use the alias-oracle to tell if the rhs aliases the result decl. 2010-03-01 Rainer Orth PR pch/14940 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine to sol_gt_pch_get_address. (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and 64-bit, SPARC and x86. (sol_gt_pch_get_address): New function. 2010-03-01 Marco Poletti * toplev.h (inform_n, error_n): Declare. * diagnostic.c (inform_n, error_n): New function. 2010-03-01 Jakub Jelinek * cfgexpand.c (expand_used_vars): If an artificial non-ignored var has no rtl yet when processing local_decls, queue it and recheck if deferred stack allocation hasn't assigned it rtl. 2010-02-28 Kaz Kojima * config/sh/sh.c (unspec_bbr_uid): New. (gen_block_redirect): Use it instead of INSN_UID. (gen_far_branch): Likewise. 2010-02-28 H.J. Lu * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make it the same as TARGET_SUBTARGET64_ISA_DEFAULT. 2010-02-28 Ralf Wildenhues * doc/invoke.texi (Warning Options, RX Options): Fix typos. (Warning Options): -Wno-conversion-null is valid for Objective-C++ as well. * doc/tm.texi (Named Address Spaces): Likewise. * doc/plugins.texi (Plugins): Replace TABs with spaces. * doc/tree-ssa.texi (Tree SSA): Likewise. 2010-02-27 H.J. Lu PR bootstrap/43202 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin* by default. Don't set the default arch for i[34567]86-*-darwin*|x86_64-*-darwin*. 2010-02-27 H.J. Lu PR bootstrap/43202 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by default. Set the default 32bit/64bit archs with $with_arch instead of $arch for i[34567]86-*-*|x86_64-*-* targets. 2010-02-27 Richard Guenther PR tree-optimization/43186 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param. * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document. * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit unroller iterations. 2010-02-27 H.J. Lu * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is required and i[34567]86-*-* targets don't support 64bit ISA. 2010-02-26 Eric Botcazou PR ada/43096 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have the same alias set. 2010-02-26 H.J. Lu * config.gcc: Set the default arch at least to Prescott for i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets if SSE math is enabled. 2010-02-26 Manuel López-Ibáñez * diagnostic.c (diagnostic_initialize): Update. (diagnostic_report_diagnostic): Test inhibit_notes_p for informative notes. * diagnostic.h (diagnostic_context): New bool inhibit_notes_p. (diagnostic_inhibit_notes): New. * toplev.c (process_options): inhibit notes with -fcompare-debug. 2010-02-26 Manuel López-Ibáñez PR c/20631 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89. * doc/standards.texi: Likewise. * doc/extend.texi: Likewise. * doc/trouble.texi: Likewise. * doc/cppopts.texi: Likewise. * doc/install.texi: Likewise. * c.opt (std=c90,std=gnu90): New options. * c-opts.c (c_common_handle_option): Handle them. 2010-02-26 Manuel López-Ibáñez PR c/24577 * c-decl.c (undeclared_variable): Use an informative note. 2010-02-26 Richard Guenther PR tree-optimization/43186 * gimple.h (gimple_fold): Remove. * gimple.c (gimple_fold): Remove. Inline into single user ... * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here. Try harder for conditions. 2010-02-26 Jakub Jelinek PR debug/43190 * function.c (used_types_insert): Don't skip through named pointer types. Don't use TYPE_MAIN_VARIANT if the original type has a name and it is different from the main variant's type. 2010-02-26 Nick Clifton * config/rx/rx.md (sminsi3): Remove bogus alternative. 2010-02-26 H.J. Lu * config.gcc: Support --with-fpmath=sse for x86. * config/i386/ssemath.h: New. * doc/install.texi (--with-fpmath=sse): Documented. 2010-02-26 Richard Guenther PR tree-optimization/43188 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build vector types of over-aligned element type. 2010-02-26 Uros Bizjak PR target/43175 * config/i386/i386.c (expand_vec_perm_blend): Use correct operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx. 2010-02-26 Jan Kratochvil * doc/invoke.texi (-fvar-tracking-assignments): Fix typo. 2010-02-26 Jakub Jelinek * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H). * var-tracking.c: Include diagnostic.h. (debug_dv): New function. (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N. PR debug/43160 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs. (add_value_chain, add_value_chains, remove_value_chain, remove_value_chains): Handle DEBUG_EXPRs. (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs. PR debug/43161 * regcprop.c (struct queued_debug_insn_change): New type. (struct value_data_entry): Add debug_insn_changes field. (struct value_data): Add n_debug_insn_changes field. (debug_insn_changes_pool): New variable. (free_debug_insn_changes, apply_debug_insn_changes, cprop_find_used_regs_1, cprop_find_used_regs): New functions. (kill_value_one_regno): Call free_debug_insn_changes if needed. (init_value_data): Clear debug_insn_changes and n_debug_insn_changes fields. (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue changes for them. (copyprop_hardreg_forward_1): Don't call apply_change_group for DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN changes, call cprop_find_used_regs via note_stores. (copyprop_hardreg_forward): When copying vd from predecessor which has any queued DEBUG_INSN changes, make sure the pointers are cleared. At the end call df_analyze and then if there are any DEBUG_INSN changes queued at the end of some basic block for still live registers, apply them. (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish. 2010-02-25 Uros Bizjak * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line. (arm*-*-*): Ditto. 2010-02-25 H.J. Lu * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-* targets. Set the default with_cpu/with_arch from arch/cpu. Allow x86-64 and native for with_cpu/with_arch. 2010-02-25 Nicolas Benoit * ebitmap.c: Change calls to verify_popcount with calls to sbitmap_verify_popcount. (ebitmap_clear_bit): Fixed map->cacheindex test and map>cache update when bit clearing results in an empty element. 2010-02-25 Michael Meissner PR target/43154 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI. (vec_interleave_high): Rename from vec_interleave_highv2df and support both V2DF and V2DI modes. (vec_interleave_low): Rename from vec_interleave_lowv2df and support both V2DF and V2DI modes. (general): Delete trailing whitespace from a few patterns. * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add V2DF/V2DI interleave high/low builtins. * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add new VSX builtins. * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI interleave high/low functions. 2010-02-25 Gerald Pfeifer * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of #pragma extern_prefix. 2010-02-25 Jakub Jelinek PR debug/43166 * cfgexpand.c (expand_debug_expr) : If mode is BLKmode, assert op0 is a MEM and just adjust its mode. PR debug/43165 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg if bitpos isn't multiple of mode's bitsize. 2010-02-24 Manuel López-Ibáñez * c.opt (-ftemplate-depth=): New. (-ftemplate-depth-): Deprecate. * optc-gen.awk: Handle -ftemplate-depth=. * opth-gen.awk: Likewise. * c-opts.c (c_common_handle_option): Likewise. * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=. 2010-02-24 Jason Merrill * doc/invoke.texi: Improve -Wabi and -fabi-version docs. 2010-02-24 Rainer Orth * cfg.c (alloc_aux_for_block): Remove inline. (alloc_aux_for_edge): Likewise. 2010-02-24 Rainer Orth * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion. 2010-02-24 Rainer Orth * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define. * config/i386/sol2-gas.h: New file. * config.gcc (i[34567]86-*-solaris2*): Use it. 2010-02-24 Manuel López-Ibáñez PR c/43128 * c-typeck.c (ep_convert_and_check): New. (build_conditional_expr): Use it. (build_binary_op): Likewise. 2010-02-24 Jakub Jelinek * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan. PR debug/43150 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA bounds even for -O+. * var-tracking.c (track_expr_p): If !need_rtl, don't mandate expr needs to have DECL_NAME set. 2010-02-24 Nick Clifton * config/mep/mep.c: Include gimple.h. (mep_function_uses_sp): Delete unused function. (mep_gimplify_va_arg_expr): Change types of pre_p and post_p parameters. Use unsigned integers to count args. Return a NULL_RTX instead of an error_mark_node. Toidy up formatting. 2010-02-23 Jakub Jelinek PR target/43107 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes greater or equal to nelt instead of 2 * nelt. (expand_vec_perm_1): When op0 and op1 are equal, mask indexes with nelt - 1. 2010-02-23 Jason Merrill PR debug/42800 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars in cfun->local_decls even if they have register types. PR c++/42837 * stor-layout.c (place_field): Don't warn about unnecessary DECL_PACKED if the type is packed. 2010-02-23 Jakub Jelinek PR target/43139 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all GOTOFF relocs, even when the base reg isn't pic pointer. 2010-02-23 Michael Matz PR debug/43077 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place. (expand_gimple_basic_block): Generate and use debug temps if there are debug uses left after the last real use of TERed ssa names. Unlink debug immediate uses when they are expanded. 2010-02-23 Manuel López-Ibáñez PR 43123 * config/i386/i386.c (override_options): Reorganise to provide better error messages. 2010-02-22 Sebastian Pop PR middle-end/43083 * graphite-scop-detection.c (create_single_exit_edge): Move the call to find_single_exit_edge to.... (create_sese_edges): ...here. Don't handle multiple edges exiting the function. (build_graphite_scops): Don't handle multiple edges exiting the function. 2010-02-22 Sebastian Pop PR middle-end/43097 * sese.c (get_rename): Assert that old_name is an SSA_NAME. (rename_variables_in_stmt): Continue when the use is not an SSA_NAME. 2010-02-22 Sebastian Pop PR middle-end/43026 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF. 2010-02-22 Manuel López-Ibáñez PR c++/43126 * c-typeck.c (convert_arguments): Print declaration location. * c-common.c (validate_nargs): Rename as builtin_function_validate_nargs. (check_builtin_function_arguments): Update. 2010-02-22 Richard Guenther PR lto/43045 * tree-inline.c (declare_return_variable): Use the type of the call stmt lhs if available. 2010-02-22 Duncan Sands * passes.c (register_pass): Always consider all pass lists when ref_pass_instance_number is zero. 2010-02-22 Richard Guenther PR tree-optimization/42749 * tree-tailcall.c (adjust_return_value_with_ops): Drop update parameter. Do arithmetic in the original type. (update_accumulator_with_ops): Likewise. (adjust_accumulator_values): Adjust. 2010-02-22 Andreas Krebbel * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative. (QI to BLKmode splitter): New splitter. 2010-02-22 H.J. Lu * config/i386/i386.c (initial_ix86_tune_features): Turn on X86_TUNE_INTER_UNIT_MOVES for m_ATOM. 2010-02-22 Richard Guenther * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo. 2010-02-22 Hans-Peter Nilsson Migrate crti, crtn, crtbegin, crtend build rules to libgcc. * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set. ($(T)crti.o, $(T)crtn.o): Remove rules. 2010-02-21 Tobias Burnus PR fortran/35259 * doc/invoke.texi (-fassociative-math): Document that this option is automatically enabled for Fortran. 2010-02-20 David S. Miller * configure.ac: Test if linker and assembler properly support GOTDATA_OP relocations. * configure: Rebuild. * config.in: Likewise. * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New. (movsi_lo_sum_pic): Use %gdop_*() relocs if available. (movsi_high_pic): Likewise. (movdi_lo_sum_pic): Likewise. (movdi_high_pic): Likewise. (movsi_pic_gotdata_op): New pattern. (movdi_pic_gotdata_op): Likewise. * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2, emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load. 2010-02-20 Uros Bizjak PR target/43067 * config/i386/sse.md (xop_mulv2div2di3_low): Change type attribute to ssemul. (xop_mulv2div2di3_high): Ditto. 2010-02-20 Manuel López-Ibáñez PR c++/35669 * c.opt (Wconversion-null): New option. * doc/invoke.texi (Wconversion-null): Document. 2010-02-20 Manuel López-Ibáñez * common.opt (Wlarger-than-): Add Undocumented. 2010-02-19 Mike Stump * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it. 2010-02-19 Jason Merrill PR target/40332 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance. * configure: Likewise. 2010-02-20 Alan Modra PR middle-end/42344 * cgraph.h (cgraph_make_decl_local): Declare. * cgraph.c (cgraph_make_decl_local): New function. (cgraph_make_node_local): Use it. * cgraphunit.c (cgraph_function_versioning): Likewise. * ipa.c (function_and_variable_visibility): Likewise. 2010-02-19 Jakub Jelinek PR bootstrap/43121 * except.c (sjlj_emit_function_enter): Don't call add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn directly. * rtl.h (add_reg_br_prob_note): Remove prototype. 2010-02-19 Manuel López-Ibáñez PR 41779 * c-common.c (conversion_warning): Remove widening conversions before checking the conversion of integers to reals. 2010-02-19 Mike Stump PR middle-end/43125 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P. PR objc/43061 * cgraphunit.c (process_function_and_variable_attributes): Check DECL_PRESERVE_P instead of looking up attribute "used". * ipa-pure-const.c (check_decl): Likewise. * ipa-reference.c (has_proper_scope_for_analysis): Likewise. * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise. * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P instead of attribute "used". * config/sol2-c.c (solaris_pragma_init): Likewise. (solaris_pragma_fini): Likewise. 2010-02-19 Jakub Jelinek * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field): Use XCNEW instead of xcalloc. (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use XNEW instead of xmalloc. (get_fields): Use XNEWVEC instead of xmalloc. PR debug/43084 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't populate vars array. (create_new_general_access): For debug stmts just reset value. (get_stmt_accesses): For accesses within debug stmts just record them using add_access_to_acc_sites instead of preventing the peeling or counting them as accesses. PR middle-end/42233 * dojump.c (do_jump) : Invert priority. 2010-02-19 Richard Guenther PR tree-optimization/42916 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real instructions. 2010-02-19 Andreas Schwab * configure.ac: Replace all uses of changequote in macro arguments with proper quoting. 2010-02-19 Jakub Jelinek PR middle-end/42233 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller. 2010-02-19 Richard Guenther PR tree-optimization/42944 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage test for aliasing with errno. 2010-02-19 Jakub Jelinek PR middle-end/42233 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump, do_jump_1, do_compare_rtx_and_jump): Add PROB argument. * dojump.c: Include output.h. (inv): New inline function. (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump, do_jump_by_parts_greater_rtx, do_jump_by_parts_greater, do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx, do_jump_by_parts_equality, do_compare_and_jump): Add PROB argument, pass it down to other calls. (do_compare_rtx_and_jump): Likewise. If PROB is not -1, add REG_BR_PROB note to the conditional jump. * cfgexpand.c (add_reg_br_prob_note): Removed. (expand_gimple_cond): Don't call it, add the probability as last argument to jumpif_1/jumpifnot_1. * Makefile.in (dojump.o): Depend on output.h. * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump callers. * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise. * stmt.c (do_jump_if_equal): Likewise. * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise. * loop-unswitch.c (compare_and_jump_seq): Likewise. * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init): Likewise. * optabs.c (expand_doubleword_shift, expand_abs): Likewise. * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and jumpifnot_1 callers. (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump callers. (store_expr): Adjust jumpifnot caller. (store_constructor): Adjust jumpif caller. PR middle-end/42233 * gimplify.c (gimple_boolify): For __builtin_expect call gimple_boolify also on its first argument. 2010-02-18 Uros Bizjak * configure.ac (gnu-unique-object): Wrap regexps using [] in changequote block. (__stack_chk_fail): Ditto. Remove quadrigraphs. * configure: Regenerated. 2010-02-18 Ulrich Weigand * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call lang_hooks.types_compatible_p instead of comptypes. 2010-02-18 Sebastian Huber * config/arm/lib1funcs.asm (__prefer_thumb__): New define. (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant if __prefer_thumb__ is defined. 2010-02-18 Martin Jambor PR tree-optimization/43066 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an array with zero-sized element type. 2010-02-18 Jakub Jelinek * dwarf2out.c (add_var_loc_to_decl): Change last argument to rtx, allocate struct var_loc_node here and return it to the caller, and only if it is actually needed. (dwarf2out_var_location): Adjust add_var_loc_to_decl caller, move it earlier and return immediately if it returns NULL. 2010-02-17 Mikael Pettersson * config/sparc/gas.h: New file. Restore TARGET_ASM_NAMED_SECTION to its ELF default. * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not check !HAVE_GNU_AS. * config/sparc/sparc.c (sparc_elf_asm_named_section): Likewise. Add ATTRIBUTE_UNUSED to prototype. * config.gcc (sparc*-*-linux*): Include sparc/gas.h after sparc/sysv4.h. 2010-02-17 Dave Korn * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name. 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. 2010-02-10 Jakub Jelinek * builtins.c (set_builtin_user_assembler_name): Also handle ffs if int is smaller than word. 2010-02-09 Vladimir Makarov PR middle-end/42973 * ira-conflicts.c (get_dup): Remove. (process_reg_shuffles): Add new parameter. Use it as an additional guard for copy generation. (add_insn_allocno_copies): Rewrite. 2010-02-09 Alexander Monakov * common.opt (fsched2-use-traces): Preserved for backward compatibility. * doc/invoke.texi: Remove the documentation about option -fsched2-use-traces. * sched-rgn.c (rest_of_handle_sched2): Remove usage of flag_sched2_use_traces. * opts.c (common_handle_option): Add OPT_fsched2_use_traces to the backward compatibility flag section. 2010-02-09 Richard Guenther PR tree-optimization/43008 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl, make HEAP variables initialized from global memory if they are not known builtin functions. (find_func_aliases): Adjust. 2010-02-09 Richard Guenther PR tree-optimization/43000 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned arithmetic manually. 2010-02-08 Jakub Jelinek PR tree-optimization/42931 * tree-loop-linear.c (try_interchange_loops): Don't call double_int_mul if estimated_loop_iterations failed. 2010-02-08 Martin Jambor PR middle-end/42898 * tree-sra.c (build_accesses_from_assign): Do not mark in should_scalarize_away_bitmap if stmt has volatile ops. (sra_modify_assign): Do not process assigns piecemeal if if stmt has volatile ops. 2010-02-08 Joern Rennecke * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document. 2010-02-07 Adam Nemet * config/mips/mips.md (*_trunc_exts): Fix comment before the pattern. 2010-02-07 Andrew Pinski PR middle-end/42946 * df-core.c (df_finish_pass): Change type of saved_flags to int. 2010-02-07 Sebastian Pop PR middle-end/42988 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND to unknown_dependence. (graphite_legal_transform_dr): Handle the unknown_dependence. (graphite_carried_dependence_level_k): Same. 2010-02-07 Sebastian Pop * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/. 2010-02-07 Richard Guenther PR middle-end/42991 * expr.c (get_inner_reference): Always initialize *pbitsize. 2010-02-07 Richard Guenther PR middle-end/42956 * gimplify.c (gimple_fold_indirect_ref): Avoid generating new ARRAY_REFs on variable size element or minimal index arrays. Complete. * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use gimple_fold_indirect_ref. 2010-02-06 Richard Earnshaw PR target/42957 * arm.c (arm_override_options): Just return if the user has specified an invalid fpu name. 2010-02-03 Jason Merrill PR c++/42870 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call i386_pe_maybe_record_exported_symbol. 2010-02-05 Steve Ellcey PR target/42924 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine. (pa_delegitimize_address): New function. 2010-02-05 Ozkan Sezer * config/i386/msformat-c.c (ms_printf_length_specs): Set the scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs. 2010-02-05 Richard Guenther PR lto/42762 * lto-streamer-in.c (get_resolution): Deal with references to undefined functions. 2010-02-05 Richard Guenther * 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. 2010-02-05 Nathan Froyd * config/rs6000/rs6000.c (rs6000_override_options): Invert check for rs6000_gen_cell_microcode. 2010-02-04 Richard Guenther PR rtl-optimization/42952 * dse.c (const_or_frame_p): Remove MEM handling. 2010-02-04 Nick Clifton * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define. (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define. (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM. (mn10300_asm_output_mi_thunk): New function. (mn10300_can_output_mu_thunk): New function. * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define. (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1. (FUNCTION_ARG): Delete incorrect comment. 2010-02-03 Jason Merrill PR c++/40138 * fold-const.c (operand_equal_p): Handle erroneous types. 2010-02-03 Kaushik Phatak * config/h8300/h8300.md (can_delay): Fix attibute condition. 2010-02-03 Vladimir Makarov PR rtl-optimization/42941 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead of xmalloc. 2010-02-03 Jason Merrill PR c++/35652 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics. 2010-02-03 Alexandre Oliva PR debug/42896 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash. (cselib_reset_table): Renamed from... (cselib_reset_table_with_next_value): ... this. (cselib_get_next_uid): Renamed from... (cselib_get_next_unknown_value): ... this. * cselib.c (next_uid): Renamed from... (next_unknown_value): ... this. (cselib_clear_table): Adjust. (cselib_reset_table): Adjust. Renamed from... (cselib_reset_table_with_next_value): ... this. (cselib_get_next_uid): Adjust. Renamed from... (cselib_get_next_unknown_value): ... this. (get_value_hash): Use hash. (cselib_hash_rtx): Likewise. (new_cselib_val): Adjust. Set and dump uid. (cselib_lookup_mem): Pass next_uid as hash. (cselib_subst_to_values): Likewise. (cselib_log_lookup): Dump uid. (cselib_lookup): Pass next_uid as hash. Adjust. (cselib_process_insn): Adjust. (cselib_init): Initialize next_uid. (cselib_finish): Adjust. (dump_cselib_table): Likewise. * dse.c (canon_address): Dump value uid. * print-rtl.c (print_rtx): Print value uid. * var-tracking.c (VARIABLE_HASH_VAL): Dropped. (dvuid): New type. (dv_uid): New function, sort of renamed from... (dv_htab_hash): ... this, reimplemented in terms of it and... (dv_uid2hash): ... this. New. (variable_htab_eq): Drop excess assertions. (tie_break_pointers): Removed. (canon_value_cmp): Compare uids. (variable_post_merge_New_vals): Print uids. (vt_add_function_parameters): Adjust. (vt_initialize): Reset table. Adjust. 2010-02-03 Richard Guenther PR tree-optimization/42944 * 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. 2010-02-03 Steven Bosscher * doc/invoke.texi: Fix name of sched1 dump. * opts.c (decode_options): Set flag_tree_switch_conversion only conditionally on optimize >= 2. * gcse.c: Assorted comment fixes in pass description. 2010-02-03 Anthony Green * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce nop padding in order to maintain alignment of storage location of target function address. (moxie_trampoline_init): Store target function address at newly aligned location. * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment to 32. (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding. 2010-02-03 Richard Guenther PR middle-end/42927 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification. 2010-02-03 Rainer Orth * config.gcc: Reenable check for obsolete targets. Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*, mips-sgi-irix6.[0-4]*. 2010-02-02 Nick Clifton * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum constant size of 4 as being the same as 0. * doc/invoke.texi (RX Options): Document that -mmax-constant-size can take values in the range 0..4. 2010-02-02 Jack Howarth PR java/41991 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction() as _darwin10_Unwind_FindEnclosingFunction(). * libgcc-libsystem.ver: New. 2010-02-01 Vladimir Makarov PR target/41399 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for implicitly set registers. 2010-02-01 Richard Earnshaw * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K. (arm_override_options): Allow automatic selection of the thread pointer register if thumb2. (legitimize_pic_address): Improve code sequences for Thumb2. (arm_call_tls_get_addr): Likewise. (legitimize_tls_address): Likewise. * arm.md (pic_load_addr_arm): Delete. Replace with ... (pic_load_addr_32bit): ... this. New named pattern. * thumb2.md (pic_load_addr_thumb2): Delete. (pic_load_dot_plus_four): Delete. (tls_load_dot_plus_four): New named pattern. 2010-02-01 Rainer Orth PR libgomp/29986 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry. Document fix for TLS bug. 2010-01-31 Richard Guenther * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be conservatively correct. 2010-01-31 John David Anglin PR target/42850 Revert: 2010-01-02 John David Anglin * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two. 2010-01-31 Kaveh R. Ghazi * doc/install.texi: Update recommended GMP/MPFR/MPC versions. 2010-01-31 Kai Tietz * config.gcc: Adjust order of makefile fragments for mingw targets. 2010-01-31 Richard Guenther PR middle-end/42898 * gimplify.c (gimplify_init_constructor): For volatile LHS initialize a temporary. 2010-01-31 Matthias Klose * configure.ac: Fix __stack_chk_fail check for cross builds configured --with-headers * configure: Regenerate. 2010-01-29 Eric Botcazou * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have the same alias set and their sizes different constantness. (aliasing_component_refs_p): Revert 2009-10-24 change. 2010-01-29 Rainer Orth * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl unused. 2010-01-29 Richard Guenther * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute. Assert we successfully updated the call. 2010-01-29 Jakub Jelinek PR rtl-optimization/42889 * df.h (df_set_bb_dirty_nonlr): New prototype. * df-core.c (df_set_bb_dirty_nonlr): New function. * df-scan.c (df_insn_rescan): Call it instead of df_set_bb_dirty for DEBUG_INSNs. 2010-01-29 Richard Guenther PR middle-end/37448 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid quadratic behavior in most cases. 2010-01-28 Uros Bizjak PR target/42891 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode in the call to gen_x86_movsicc_0_m1. 2010-01-28 Richard Guenther PR tree-optimization/42871 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders. 2010-01-28 Richard Guenther * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate into call arguments. 2010-01-28 Richard Guenther PR middle-end/42883 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove the forwarder if the destination is an EH landing pad. 2010-01-28 Razya Ladelsky * tree-parloops.c (transform_to_exit_first_loop): Update the basic block list passed to gimple_duplicate_sese_tail. (parallelize_loops): Avoid parallelization when the function has_nonlocal_label. Avoid parallelization when the preheader is IRREDUCIBLE. Try to optimize when estimated_loop_iterations_int is unresolved. Add the loop's location to the dump file. * tree-cfg.c (add_phi_args_after_redirect): Remove. (gimple_duplicate_sese_tail): Remove the check for the latch. Redirect nexits to the exit block. Remove handling of the incoming edges to the latch. Redirect the backedge from the copied latch to the exit bb. 2010-01-28 Michael Matz PR target/42881 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Wrap force_reg into a sequence, emit it before user. 2010-01-28 Stephen Thomas * config/arm/arm.md (bswapsi2): Add support for bswapsi2. (arm_rev): New. (arm_legacy_rev): Likewise. (thumb_legacy_rev): Likewise. 2010-01-27 Jakub Jelinek * dwarf2out.c (mem_loc_descriptor): Remove special casing of CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call on MEM's address failed, try avoid_constant_pool_reference and recurse if it returned something different. (loc_descriptor): If for MEM mem_loc_descriptor failed on the address, try avoid_constant_pool_reference and recurse if it returned something different. (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the address and avoid_constant_pool_reference returned something different, don't set have_address. 2010-01-27 Alexandre Oliva PR debug/42861 * var-tracking.c (val_store): Add modified argument, obey it. Adjust callers. (count_uses): Move down logging of main. (compute_bb_dataflow): Use val_store for MO_VAL_USEs that don't need resolution. (emit_notes_in_bb): Likewise. 2010-01-27 Richard Guenther PR middle-end/42878 * tree-inline.c (remap_decl): Delay remapping of SSA name default definitions until we need them. 2010-01-27 Jakub Jelinek * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine. (rs6000_delegitimize_address): New function. * config/s390/s390.c (s390_delegitimize_address): Call delegitimize_mem_from_attrs. PR middle-end/42874 * tree-inline.c (cannot_copy_type_1): Removed. (copy_forbidden): Don't forbid copying of functions containing records/unions with variable length fields. 2010-01-27 Christian Bruel Revert: PR target/42841 * config/sh/sh.c (find_barrier): Increase length for non delayed conditional branches. 2010-01-27 Matthias Klose * configure.ac (gnu-unique-object): Fix ldd version check. * configure: Regenerate. 2010-01-26 Rainer Orth * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for HAVE_GNU_AS value. * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION): Test for HAVE_GNU_AS value. 2010-01-26 Rainer Orth * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint. * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define. (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define. (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE, INT_LEAST64_TYPE): Define. (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE, UINT_LEAST64_TYPE): Define. (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE) INT_FAST64_TYPE): Define. (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE, UINT_FAST64_TYPE): Define. (INTMAX_TYPE, UINTMAX_TYPE): Define. (INTPTR_TYPE, UINTPTR_TYPE): Define. (SIG_ATOMIC_TYPE): Define. 2010-01-26 Richard Guenther * df-scan.c (df_scan_set_bb_info): Remove assert. (df_insn_rescan_debug_internal): Merge asserts. (df_install_ref): Likewise. (df_mark_reg): Use bitmap_set_range. (df_hard_reg_used_p): Remove assert. (df_hard_reg_used_count): Likewise. 2010-01-26 Richard Guenther PR rtl-optimization/42685 * web.c (web_main): Ignore DEBUG_INSNs. 2010-01-26 Joern Rennecke * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments. (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter. Fix types of fndecl and arglist parameters. 2010-01-26 Richard Guenther PR middle-end/42806 * tree-eh.c (unsplit_eh): Skip debug insns. 2010-01-26 Richard Guenther PR tree-optimization/42250 * ipa-type-escape.c (type_escape_execute): Do not analyze clones. 2010-01-26 Jakub Jelinek PR fortran/42866 * omp-low.c (expand_omp_sections): Only use single_pred if l2_bb is single_pred_p. 2010-01-25 Christian Bruel PR target/42841 * config/sh/sh.c (find_barrier): Increase length for non delayed conditional branches. (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P. 2010-01-24 David S. Miller * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only define if not using GAS. * config/sparc/sparc.c (sparc_elf_asm_named_section): Likewise. Delete SECTION_MERGE code, which is only applicable when using GAS. 2010-01-24 Mark Mitchell PR c++/42748 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to mangling of va_list in system headers. 2010-01-23 Toon Moene * tree-predcom.c (combine_chains): Return NULL, not false. 2010-01-23 Joern Rennecke * tree-loop-distribution.c (distribute_loop): Fix declaration and initialization of variable res to agree with return type. 2010-01-22 Steve Ellcey * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency. * tree-sra.c: Add include of expr.h. 2010-01-22 Jakub Jelinek * tree-into-ssa.c (maybe_register_def): If stmt ends the bb, insert the debug stmt on the single non-EH edge from the stmt. 2010-01-22 Richard Henderson PR tree-opt/42833 * tree-sra.c (sra_modify_assign): Delay re-gimplification of the RHS until after generate_subtree_copies has insertted its code before the current statement. 2010-01-22 Joern Rennecke * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type. * gcc-plugin.h (plugin_init): Use "C" likage for c++. 2010-01-21 Martin Jambor PR tree-optimization/42585 * tree-sra.c (struct access): New field grp_total_scalarization. (dump_access): Dump the new field. (should_scalarize_away_bitmap): New variable. (cannot_scalarize_away_bitmap): Likewise. (sra_initialize): Allocate new bitmaps. (sra_deinitialize): Free new bitmaps. (create_access_1): New function. (create_access): Parts moved to create_access_1. (type_consists_of_records_p): New function. (completely_scalarize_record): Likewise. (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap. (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap. (sort_and_splice_var_accesses): Hint groups with a total_scalarization access. (analyze_all_variable_accesses): Completely scalarize small eligible records. 2010-01-21 Martin Jambor * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields. 2010-01-21 Andrew Haley * gcc.c (process_command): Move lang_specific_driver before setting cc_libexec_prefix. 2010-01-21 Richard Guenther PR middle-end/19988 * fold-const.c (negate_expr_p): Pretend only negative real constants are easily negatable. 2010-01-20 Janis Johnson Jason Merrill * tree.h (TYPE_TRANSPARENT_UNION): Replace with ... (TYPE_TRANSPARENT_AGGR): this, for union and record. * calls.c (initialize argument_information): Handle it. * c-common.c (handle_transparent_union_attribute): Use new name. * c-decl.c (finish_struct): Ditto. * c-typeck.c (type_lists_compatible_p): Ditto. (convert_for_assignment): Use new name and also handle record. * function.c (aggregate_value_p): Handle it. (pass_by_reference): Ditto. (assign_parm_data_types): Ditto. * print-tree.c (print_node): Ditto. * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto. * lto-streamer-out.c (pack_ts_type_value_fields): Ditto. * tree.c (first_field): New fn. 2010-01-21 Dave Korn PR target/42818 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers, even when linking statically, for now. 2010-01-20 Alexandre Oliva PR debug/42715 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set without a cselib val. (count_uses): Accept MO_VAL_SET with no val on stores. (add_stores): Likewise. 2010-01-20 Jakub Jelinek * var-tracking.c (check_value_val): Add a compile time assertion. (dv_is_decl_p): Simplify. (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use gcc_assert if ENABLE_CHECKING. 2010-01-20 Alexandre Oliva PR debug/42782 * var-tracking.c: Include tree-flow.h. (mem_dies_at_call): New. (dataflow_set_preserve_mem_locs): Use it. (dataflow_set_remove_mem_locs): Likewise. (dump_var): Renamed from dump_variable. Adjust all callers. (dump_var_slot): Renamed from dump_variable_slot. Likewise. * Makefile.in (var-tracking.o): Adjust deps. 2010-01-20 Joern Rennecke * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list. 2010-01-20 Richard Guenther PR tree-optimization/42717 * tree-ssa-dce.c (get_live_post_dom): Remove. (forward_edge_to_pdom): Take an arbitrary edge to copy degenerate PHI args from. (remove_dead_stmt): Use the first post-dominator even if it does not contain live statements as redirection destination. 2010-01-20 Richard Guenther * tree-inline.c (estimate_num_insns): Handle EH builtins. 2010-01-20 Jakub Jelinek * sel-sched.c (create_speculation_check): Remove set but not used variable twin. (try_transformation_cache): Remove set but not used variable ds. (calculate_privileged_insns): Remove set but not used variables cur_insn and min_spec_insn. (find_best_expr): Remove set but not used variable avail_n. * tree-predcom.c (base_names_in_chain_on): Remove set but not used variable e. * cgraphunit.c (assemble_thunk): Remove set but not used variable false_label. * haifa-sched.c (remove_notes): Remove set but not used variable prev. * graphite-clast-to-gimple.c (gloog): Remove set but not used variable new_scop_exit_edge. 2010-01-20 Felyza Wishbringer PR bootstrap/42786 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx cpu types. Add support for *-sse3 cpu types. (x86_64-*-*): Ditto. 2010-01-20 Jakub Jelinek PR middle-end/42803 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE argument, call initializer_constant_valid_p_1 instead of initializer_constant_valid_p, pass CACHE to it, return NULL immediately if first call returns NULL. (initializer_constant_valid_p_1): New function. (initializer_constant_valid_p): Use it. 2010-01-20 Thomas Quinot * tree.def (PLACEHOLDER_EXPR): Fix comment. 2010-01-20 Jakub Jelinek * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}. (loc_list_from_tree): Don't handle unsigned division. Handle signed modulo using DW_OP_{over,over,div,mul,minus}. * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned modulo instead of signed. 2010-01-20 DJ Delorie * config/h8300/h8300.c (F): Add "in_epilogue" flag. (Fpa): Pass it (h8300_emit_stack_adjustment): Propogate it. (push): Pass it. (h8300_expand_prologue): Likewise. (h8300_expand_epilogue): Likewise. 2010-01-19 Michael Matz PR tree-optimization/41783 * tree-data-ref.c (toplevel): Include flags.h. (dump_data_dependence_relation): Also dump the inputs if the result will be unknown. (split_constant_offset_1): Look through some conversions. * tree-predcom.c (determine_roots_comp): Restart a new chain if the offset from last element is too large. (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF. (reassociate_to_the_same_stmt): Handle vector registers. * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations (e.g. conversions). * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add wide_prolog_niters argument, emit widening instructions. (vect_do_peeling_for_alignment): Adjust caller, use widened variant of the iteration cound. * Makefile.in (tree-data-ref.o): Add $(FLAGS_H). 2010-01-19 Ramana Radhakrishnan PR target/38697 * config/arm/neon-testgen.m (emit_automatics): New parameter features. Adjust for Fixed_return_reg feature. (test_intrinsic): Call emit_automatics with new feature. * config/arm/neon.ml: Update copyright years. (features): New Fixed_return_reg feature. (ops): Update feature for Vget_low. 2010-01-19 Jakub Jelinek PR tree-optimization/42719 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug stmt uses. PR debug/42728 * fwprop.c (all_uses_available_at): Return false if def_set dest is a REG that is used in def_insn. 2010-01-19 Joern Rennecke * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names. (TARGET_CC_MODES_COMPATIBLE): Put return value in braces. Add argument names. (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language. * target.h (struct gcc_target) : Change type of last argument to secondary_reload_info *. 2010-01-18 Uros Bizjak PR target/42774 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for memory references with unaligned offsets. Remove CQImode handling. (unaligned_memory_operand): Return 1 for memory references with unaligned offsets. Remove CQImode handling. 2010-01-18 Richard Guenther PR middle-end/39954 * cfgexpand.c (expand_call_stmt): TER pointer arguments in builtin calls. 2010-01-18 Richard Guenther PR tree-optimization/42781 * tree-ssa-structalias.c (find_what_var_points_to): Skip restrict processing only if the original variable was artificial. 2010-01-18 Joern Rennecke * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to find number of popped argument bytes. (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces. Fix the text that describes the return value for invalid insns. (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list. (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types. Clarify what 'cost of the -dependence' is. Fix quoting. * toplev.c (default_get_pch_validity): Rename argument to "sz". * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise. 2010-01-17 Jakub Jelinek * dwarf2out.c (mem_loc_descriptor): Don't ICE on {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}. 2010-01-17 Richard Guenther PR middle-end/42248 * function.c (split_complex_args): Take a VEC to modify. (assign_parms_augmented_arg_list): Build a VEC instead of a chain of PARM_DECLs. (assign_parms_unsplit_complex): Take a VEC of arguments. Do not fixup unmodified parms. (assign_parms): Deal with the VEC. (gimplify_parameters): Likewise. 2010-01-17 Richard Guenther * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI node existence check. * tree-vect-loop.c (vect_analyze_loop_form): Likewise. * tree-cfgcleanup.c (merge_phi_nodes): Likewise. * tree-ssa-dce.c (forward_edge_to_pdom): Likewise. * tree-cfg.c (gimple_execute_on_growing_pred): Likewise. (gimple_execute_on_growing_pred): Likewise. 2010-01-17 Richard Guenther PR tree-optimization/42773 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence. (compute_antic_aux): Likewise. (compute_partial_antic_aux): Likewise. 2010-01-17 Jie Zhang PR debug/42767 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE and US_TRUNCATE. 2010-01-17 Joern Rennecke * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of appearance. (TARGET_LEGITIMATE_ADDRESS_P): Add return type. Fix markup for strict argument. (TARGET_SCHED_REORDER2): Fix argument types. (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type. (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise. (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name. (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise. (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD): Add argument name. (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation. (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise. (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise. (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise. (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise. (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo. (TARGET_SCHED_GEN_SPEC_CHECK): Fix name. (TARGET_ASM_RELOC_RW_MASK): Add return type. (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type. (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter. (TARGET_ASM_FILE_START): Put @findex before paragraph start. Use prototype. (TARGET_ASM_NAMED_SECTION): Fix argument list. (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr. (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise. (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr. (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types. (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup referring to it. Fix language. (TARGET_HAVE_CTORS_DTORS): Use @deftypevr. (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument. (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types. (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument. (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and '@var{stream}. Remove stray 'and'. (TARGET_ARM_EABI_UNWINDER): Use @deftypevr. (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument. (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article. (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P. (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces. Fix description of return value. Rename argument "sz" to "len." (TARGET_CXX_GUARD_MASK_BIT): Add missing article. Clarify meaning of 'true' return value. (TARGET_SHIFT_TRUNCATION_MASK): Fix return type. (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of rep_mode versus mode_rep. (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document. (TARGET_BUILTIN_DECL): Fix name. (TARGET_COMMUTATIVE_P): Fix type of first argument. (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL. (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type. (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook. (TARGET_RELAXED_ORDERING): Use @deftypevr. (TARGET_GET_DRAP_RTX): Note that this is a hook. Clarify language. (TARGET_BUILTIN_RECIPROCAL): Fix argument types. Rename argument tm_fn to md_fn. (TARGET_OPTION_PRINT): Fix argument list. 2010-01-16 Harsha Jagasia PR target/42664 * config/i386/i386.c (ix86_fixup_binary_operands): Revert FMA4 fixup of operands. 2010-01-16 Ralf Wildenhues PR gcc/42525 * Makefile.in (write_entries_to_file, install-plugin): Use \012 instead of \n with tr. 2010-01-16 Richard Sandiford * configure.ac (HAVE_AS_REF): New C macro. * configure: Regenerate. * config.in: Likewise. * collect2.c (main): Only postpone SCAN_DWEH to the second pass if HAVE_AS_REF. * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define if HAVE_AS_REF. 2010-01-16 Joern Rennecke * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types. (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types. (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types. (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces. (TARGET_IN_SMALL_DATA_P): Fix argument type. (TARGET_BINDS_LOCAL_P): Fix argument type. (TARGET_ASM_FILE_END): Use prototype. (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces. (TARGET_DWARF_CALLING_CONVENTION): Fix argument type. (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types. (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type. (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces. (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise. (TARGET_PCH_VALID_P): Put 'const char *' in braces. (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise. (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces. (TARGET_ADDR_SPACE_SUBSET_P): Likewise. (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces. (TARGET_ADDR_SPACE_CONVERT): Likewise. (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces. (TARGET_MACHINE_DEPENDENT_REORG: Use prototype. (TARGET_INIT_BUILTINS): Use prototype. (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN): Put 'const char *' in braces. Fix parameter types. (TARGET_INVALID_CONVERSION): Fix parameter types. (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise. (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise. (TARGET_PROMOTED_TYPE): Remove braces around 'tree'. Fix argument type. (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'. (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'. 2010-01-15 Joern Rennecke * doc/tm.texi (TARGET_HELP): Fix return type. (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode' in braces. Fix argument types. (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype. (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype. (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type. (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces. (TARGET_FIXED_POINT_SUPPORTED_P): Likewise. (TARGET_MANGLE_TYPE): Fix argument types. (TARGET_IRA_COVER_CLASSES): Use prototype. (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype. (TARGET_CAN_ELIMINATE): Use identifiers for argument names. (TARGET_PROMOTE_PROTOTYPES): Fix argument type. (TARGET_MUST_PASS_IN_STACK): Fix argument type. (TARGET_CALLEE_COPIES): Fix argument types. (TARGET_SPLIT_COMPLEX_ARG): Fix argument type. (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types. (TARGET_FUNCTION_VALUE): Fix argument types. (TARGET_RETURN_IN_MSB): Fix argument type. (TARGET_RETURN_IN_MEMORY): Fix argument types. (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types. (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type. (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text agree with return type. (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype. 2010-01-15 Jing Yu PR rtl-optimization/42691 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set a pseudo to a constant and are merged, and adjust comments. 2010-01-15 Eric Botcazou * config/i386/sse.md (avx_vperm2f1283): Fix typo. 2010-01-15 Richard Guenther PR middle-end/42739 * tree-cfgcleanup.c (remove_forwarder_block): Move destination labels of computed or non-local gotos to the destination. * tree-cfg.c (gimple_verify_flow_info): Verify that a EH landing pad label is the first label. 2010-01-15 Richard Guenther * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru. 2010-01-14 Michael Meissner PR target/42747 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn to allow generation of the xssqrtdp instruction on power7. (sqrtdf2_fpr): Ditto. 2010-01-14 Jakub Jelinek PR middle-end/42674 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in functions with noreturn attribute. PR c++/42608 * varasm.c (declare_weak): Add weak attribute to decl if it doesn't have one already. (assemble_external): Only add decls to weak_decls if they also have weak attribute. 2010-01-14 Alexandre Oliva * var-tracking.c (var_reg_delete): Don't delete the association between REGs and values or one-part variables if the register isn't clobbered. 2010-01-14 Jakub Jelinek PR debug/42657 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just because its first operand is a non-localized variable. 2010-01-14 Martin Jambor PR tree-optimization/42706 * tree-sra.c (encountered_recursive_call): New variable. (encountered_unchangable_recursive_call): Likewise. (sra_initialize): Initialize both new variables. (callsite_has_enough_arguments_p): New function. (scan_function): Call decl and flags check only for IPA-SRA, check whether there is a recursive call and whether it has enough arguments. (all_callers_have_enough_arguments_p): New function. (convert_callers): Look for recursive calls only when encountered_recursive_call is set. (ipa_early_sra): Bail out either if !all_callers_have_enough_arguments_p or encountered_unchangable_recursive_call. 2010-01-14 Alexander Monakov * sel-sched.c: Add 2010 to copyright years. * sel-sched-ir.c: Likewise. * sel-sched-ir.h: Likewise. 2010-01-14 Martin Jambor PR tree-optimization/42714 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type constructors specially. 2010-01-14 Andi Kleen * config/i386/drivers-i386.c (detect_caches_intel): Add l2sizekb parameter and fill in. (host_detect_local_cpu): Add l2sizekb, fill in. Add Atom small cache heuristic. 2010-01-14 Andi Kleen * config/i386/drivers-i386.c (detect_caches_cpuid4): Add level3 parameter and fill in. (detect_caches_intel): Handle level3 cache. 2010-01-14 Andi Kleen * config/i386/drivers-i386.c (host_detect_local_cpu): Fix core duo detection. 2010-01-14 Andi Kleen * config/i386/drivers-i386.c (host_detect_local_cpu): Fix Atom detection. 2010-01-14 Alexander Monakov * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to... (rs6000_variable_issue_1): this. Use... (rs6000_variable_issue): here. Reimplement. Print debug info. 2010-01-14 Alexander Monakov * sel-sched-ir.c (sel_restore_other_notes): Rename to sel_restore_notes. Update all callers. Call reemit_notes for all insns. 2010-01-14 Andrey Belevantsev PR rtl-optimization/42246 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner loops. 2010-01-14 Andrey Belevantsev * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of all successors is the same as number of successors in current region. 2010-01-14 Alexander Monakov * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression to rename is not separable. Otherwise check that its LHS is not NULL. 2010-01-14 Alexander Monakov * sel-sched.c (choose_best_reg_1): Loop over all regs for mode. 2010-01-14 Alexander Monakov * sel-sched.c (mark_unavailable_hard_regs): Do not try to search available registers when failed to discover LHS register class. Fix indentation. Update comment. 2010-01-14 Andrey Belevantsev Alexander Monakov PR rtl-optimization/42389 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE to can_issue_more. (advance_state_on_fence): Likewise. (sel_target_adjust_priority): Print debug output only when sched_verbose >= 4, not 2. (get_expr_cost): Do not issue all unique insns on the next cycle. (fill_insns): Initialize can_issue_more from the value saved with the fence. * sel-sched-ir.c (flist_add): New parameter issue_more. Init FENCE_ISSUE_MORE with it. (merge_fences): Likewise. (init_fences): Update call to flist_add. (add_to_fences, add_clean_fence_to_fences) (add_dirty_fence_to_fences): Likewise. (move_fence_to_fences): Update call to merge_fences. (invoke_reorder_hooks): Do not reset can_issue_more on insns from sched groups. * sel-sched-ir.h (struct _fence): New field issue_more. (FENCE_ISSUE_MORE): New accessor macro. 2010-01-14 Andrey Belevantsev PR rtl-optimization/42388 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks that have no predecessors nor successors. Do not call move_bb_info for empty blocks outside of current region. 2010-01-14 Alexander Monakov PR rtl-optimization/42294 * sel-sched-ir.h (struct _sel_insn_data): Update comment. * sel-sched.c (move_exprs_to_boundary): Transitively add all originators' originators. 2010-01-14 Alexander Monakov PR rtl-optimization/39453 PR rtl-optimization/42246 * sel-sched-ir.c (considered_for_pipelining_p): Do not test for pipelining_p. (sel_add_loop_preheaders): Add preheader to last_added_blocks. 2010-01-14 Andrey Belevantsev Alexander Monakov PR middle-end/42245 * sel-sched-ir.c (sel_recompute_toporder): New. Use it... (maybe_tidy_empty_bb): ... here. Make static. Add new argument. Update all callers. (tidy_control_flow): ... and here. Recompute topological order of basic blocks in region if necessary. (sel_redirect_edge_and_branch): Change return type. Return true if topological order might have been invalidated. (purge_empty_blocks): Export and move from... * sel-sched.c (purge_empty_blocks): ... here. * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype. (maybe_tidy_empty_bb): Delete prototype. (purge_empty_blocks): Declare. 2010-01-14 Andrey Belevantsev PR rtl-optimization/42249 * sel-sched.c (try_replace_dest_reg): When chosen register and original register is the same, do not bail out early, but still check all original insns for validity of replacing destination register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function in this case. 2010-01-14 Jakub Jelinek PR c/42721 Port from no-undefined-overflow branch: 2009-03-09 Richard Guenther * fold-const.c (add_double_with_sign): Fix unsigned overflow detection. 2010-01-14 Richard Guenther PR lto/42665 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node. 2010-01-14 Ira Rosen PR tree-optimization/42709 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type as scalar type in creation of constant vector operand. 2010-01-14 Ralf Wildenhues PR testsuite/42414 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%) (check-parallel-%): Match `testsuite' directory component only at the end. 2010-01-14 Shujing Zhao PR translation/39521 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs strings with _(). 2010-01-13 Richard Guenther PR tree-optimization/42730 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for offset zero. 2010-01-13 Steve Ellcey PR target/pr42542 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT for V2SI by subtracting (-(INT MAX) - 1) from both operands to make them signed. 2010-01-13 Bernd Schmidt * config/bfin/libgcc-bfin.ver: Regenerate based on current libgcc-std.ver. Add entries for ___smulsi3_highpart and ___umulsi3_highpart. * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling rather than schedule_insns if the pass is enabled. 2010-01-13 Martin Jambor PR tree-optimization/42704 * tree-sra.c (sra_modify_assign): Do not delete assignments to SSA_NAMEs. 2010-01-13 Martin Jambor PR tree-optimization/42703 * tree-sra.c (analyze_access_subtree): Check that we can build a reference to the original data within the aggregate. 2010-01-13 Richard Guenther PR tree-optimization/42705 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels. 2010-01-13 Richard Guenther PR middle-end/42716 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs. 2010-01-13 Jakub Jelinek PR debug/41371 * var-tracking.c (values_to_unmark): New variable. (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in values_to_unmark vector. Moved body to... (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO, instead queue it into values_to_unmark vector. (vt_find_locations): Free values_to_unmark vector. 2010-01-13 Wolfgang Gellerich * config/s390/s390.c (override_options): Set default of max-pending-list-length to 256 2010-01-13 Richard Guenther PR lto/42678 * tree-pass.h (PROP_gimple_lcx): New. * cfgexpand.c (pass_expand): Require PROP_gimple_lcx. * passes.c (init_optimization_passes): Move pass_lower_complex_O0 before the final cleanup_eh. (dump_properties): Dump PROP_gimple_lcx. * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx. (tree_lower_complex_O0): Remove. (gate_no_optimization): Run if PROP_gimple_lcx is not set. (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run tree_lower_complex, schedule TODO_update_ssa. * lto-streamer-out.c (output_function): Stream the functions properties. * lto-streamer-in.c (input_function): Likewise. (lto_read_body): Do not override them here. 2010-01-12 Joseph Myers PR c/42708 * c-typeck.c (build_c_cast): Fold value cast to union type before wrapping it in a CONSTRUCTOR. 2010-01-12 Jakub Jelinek PR rtl-optimization/42699 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are involved. 2010-01-12 Rainer Orth * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC, SUBTARGET_WARN_UNUSED_SPEC): Move ... config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC, SUBTARGET_WARN_UNUSED_SPEC): ... here * config/mips/iris5.h (LIBGCC_SPEC): Define. 2010-01-12 Julian Brown * config/arm/neon-schedgen.ml (Utils): Don't try to open missing module. (find_with_result): New. 2010-01-12 Jakub Jelinek PR debug/42662 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx sharing when canonicalizing ({lt,ge}u (plus a b) b). PR tree-optimization/42645 * tree-inline.c (processing_debug_stmt): Move earlier. Make static. (remap_ssa_name): If processing_debug_stmt and name wasn't found in decl_map, set processing_debug_stmt to -1 and return name without any remapping. 2010-01-11 Dave Korn * doc/install.texi (Specific#x-x-cygwin): Document minimum required binutils version, and reword target configuration description. 2010-01-11 Andy Hutchinson * config/avr/avr.h (LINKER_NAME): Remove. 2010-01-11 Janis Johnson PR target/42416 * config/rs6000/rs6000.c (rs6000_override_options): On targets that support VSX, warn for -mno-altivec if vsx is not disabled, and disable vsx. 2010-01-11 Joseph Myers Shujing Zhao PR translation/42469 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=, fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab character between option name and help text. * c.opt (imultilib): Likewise. 2010-01-10 Rafael Avila de Espindola * lto-streamer-out.c (output_unreferenced_globals): Output static variables. 2010-01-10 Steven Bosscher PR rtl-optimization/42621 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not optimizing for size. (duplicate_computed_gotos): Remove now-redundant check. 2010-01-10 Steve Ellcey PR target/37454 * configure.ac: Save and restore LDFLAGS and LIBS * configure: Regenerate. 2010-01-10 Richard Guenther PR middle-end/42667 * builtins.c (fold_builtin_strlen): Add type argument and convert the resulting length to it. (fold_builtin_1): Adjust. 2010-01-09 Jakub Jelinek * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by 1 insn. (num_insns_constant_wide): Adjust for that change. 2010-01-09 Alexandre Oliva PR debug/42631 * web.c (union_defs): Add used argument, to combine uses of uninitialized regs. (entry_register): Adjust type and tests of used argument. (web_main): Widen used for new use. Pass it to union_defs. * df.h (union_defs): Adjust prototype. 2010-01-09 Alexandre Oliva PR debug/42630 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug uses in new incoming argument. Free body. (reset_debug_uses_in_loop): New. (analyze_insn_to_expand_var): Call the latter if the former found anything. Fix whitespace. Reject invalid dest overlaps before going through all insns in the loop. 2010-01-09 Alexandre Oliva PR debug/42629 * haifa-sched.c (dying_use_p): Debug insns don't count. 2010-01-09 Alexandre Oliva PR middle-end/42363 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls. * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice. (verify_gimple_call): Reject LHS in noreturn calls. 2010-01-09 Alexandre Oliva PR debug/42604 PR debug/42395 * tree-vect-loop-manip.c (adjust_info): New type. (adjust_vec): New pointer to vector. (adjust_debug_stmts_now, adjust_vec_debug_stmts): New. (adjust_debug_stmts, adjust_phi_and_debug_stmts): New. (slpeel_update_phis_for_duplicate_loop): Use them. (slpeel_update_phi_nodes_for_guard1): Likewise. (slpeel_update_phi_nodes_for_guard2): Likewise. (slpeel_tree_peel_loop_to_edge): Likewise. (vect_update_ivs_after_vectorizer): Likewise. 2010-01-09 Alexandre Oliva * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren. (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise. 2010-01-09 Alexandre Oliva * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence bogus uninitialized warning. 2010-01-09 Richard Guenther PR middle-end/42512 * tree-scalar-evolution.c (interpret_loop_phi): Make sure the evolution is compatible with the initial condition. 2010-01-09 Jakub Jelinek * gcc.c (process_command): Update copyright notice dates. * gcov.c (print_version): Likewise. * gcov-dump.c (print_version): Likewise. * mips-tfile.c (main): Likewise. * mips-tdump.c (main): Likewise. 2010-01-08 Andy Hutchinson PR target/41885 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check. (rotlhi3): Delete. (rotlhi3_8): Delete. (rotlsi3): Delete. (rotlsi3_8): Delete. (rotlsi3_16): Delete. (rotlsi3_24): Delete. (rotl3): New. (*rotw3): New. (*rotb3): New. * config/avr/avr.c (avr_rotate_bytes): New function. * config/avr/avr-proto.h (avr_rotate_bytes): New function. 2010-01-08 Steve Ellcey PR target/37454 * configure.ac: Modify -rdynamic check. * configure: Regenerate. 2010-01-08 DJ Delorie * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler register popping order. 2010-01-08 Richard Guenther PR lto/42528 * c.opt (fsigned-char): Also let LTO handle this option. (funsigned-char): Likewise. 2010-01-07 Richard Guenther * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING. (gimple_op): Likewise. (gimple_op_ptr): Likewise. (gimple_assign_set_lhs): Remove gcc_assert. (gimple_assign_set_rhs1): Likewise. (gimple_assign_set_rhs2): Likewise. (gimple_call_set_lhs): Likewise. (gimple_call_set_fn): Likewise. (gimple_call_set_fndecl): Likewise. (gimple_call_fndecl): Likewise. (gimple_call_return_type): Likewise. (gimple_call_set_chain): Likewise. (gimple_call_num_args): Likewise. (gimple_call_set_arg): Likewise. (gimple_cond_set_code): Likewise. (gimple_cond_set_lhs): Likewise. (gimple_cond_set_rhs): Likewise. (gimple_cond_set_true_label): Likewise. (gimple_cond_set_false_label): Likewise. (gimple_label_set_label): Likewise. (gimple_goto_set_dest): Likewise. (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING. (gimple_debug_bind_get_value): Likewise. (gimple_debug_bind_get_value_ptr): Likewise. (gimple_debug_bind_set_var): Likewise. (gimple_debug_bind_set_value): Likewise. (gimple_debug_bind_reset_value): Likewise. (gimple_debug_bind_has_value_p): Likewise. (gimple_return_retval_ptr): Remove gcc_assert. (gimple_return_retval): Likewise. (gimple_return_set_retval): Likewise. * tree-flow.h (struct gimple_df): Remove nonlocal_all member. (safe_referenced_var_iterator): Remove. (FOR_EACH_REFERENCED_VAR_SAFE): Likewise. * tree-flow-inline.h (gimple_nonlocal_all): Remove. (fill_referenced_var_vec): Remove. (first_readonly_imm_use): Remove redundant gcc_assert. (phi_arg_index_from_use): Combine gcc_asserts. (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING. (first_imm_use_stmt): Remove redundant gcc_assert. * tree-cfg.c (verify_gimple_call): Verify function and chain operands. Verify arguments. (verify_types_in_gimple_stmt): Verify condition code and labels. 2010-01-07 Richard Guenther PR tree-optimization/42641 * sese.c (rename_map_elt_info): Use the SSA name version, do not hash pointers. 2010-01-07 Jakub Jelinek 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. 2010-01-07 Duncan Sands * Makefile.in (PLUGIN_HEADERS): Add version.h. 2010-01-07 Uros Bizjak PR target/42511 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when note itself is not function_invariant_p. 2009-01-07 Steven Bosscher * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist): Do not add the DF_NOTE problem. * store-motion.c (execute_rtl_store_motion): Likewise. 2010-01-07 Martin Jambor PR tree-optimization/42157 * tree-sra.c (compare_access_positions): Stabilize sort if both accesses have integer types, return zero immediately if they are the same. 2010-01-06 Richard Henderson PR middle-end/41883 * haifa-sched.c (add_to_note_list): Merge into ... (concat_note_lists): ... here, and ... (unlink_other_notes, rm_other_notes): Merge into... (remove_notes): ... here. Create REG_SAVE_NOTEs for NOTE_INSN_EPILOGUE_BEG. 2010-01-06 Richard Guenther * ipa-inline.c (cgraph_decide_inlining_incrementally): Do not inline regular functions into always-inline functions. 2010-01-06 Nick Clifton * config/rx/rx.h (enum rx_cpu_type): Add RX200. (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are used together. (OVERRIDE_OPTIONS): Delete. (OPTIMIZATION_OPTIONS): Define. (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option. * config/rx/rx.c (rx_handle_option): Issue an error message if -mcpu=rx200 and -fpu are used together. (rx_set_optimization_options): New function. Issue an error message if an optimization attribute attempts to reset the FPU/ math optimization pairing. * config/rx/rx-protos.h (rx_set_optimization_options): Prototype. * config/rx/rx.opt: Set the default to 32-bit doubles. * config/rx/t-rx: Add multilibs for -nofpu option. * doc/invoke.texi: Update documentation of RX options. 2010-01-06 Richard Guenther * tree-ssa-pre.c (name_to_id): New global. (alloc_expression_id): Simplify SSA name handling. (lookup_expression_id): Likewise. (init_pre): Zero name_to_id. (fini_pre): Free it. 2010-01-06 Uros Bizjak * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM. 2010-01-05 H.J. Lu PR target/42542 * config/i386/sse.md (smaxv2di3): New. (umaxv2di3): Likewise. (sminv2di3): Likewise. (uminv2di3): Likewise. 2010-01-05 Eric Botcazou PR target/42564 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete. * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise. (legitimize_tls_address): Likewise. (sparc_tls_referenced_p): Likewise. * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address and adjust calls to legitimize_pic_address. (legitimate_constant_p) Use sparc_tls_referenced_p. (legitimate_pic_operand_p): Likewise. (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P. (sparc_tls_symbol_ref_1): Delete. (sparc_tls_referenced_p): Make static, recognize specific patterns. (legitimize_tls_address): Make static, handle CONST patterns. (legitimize_pic_address): Make static, remove unused parameter and adjust recursive calls. (sparc_legitimize_address): Make static, use sparc_tls_referenced_p and adjust call to legitimize_pic_address. (sparc_output_mi_thunk): Likewise. 2010-01-05 Paolo Bonzini H.J. Lu PR target/42542 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both operands to make them signed. Revert: 2010-01-04 H.J. Lu PR target/42542 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert GTU to GT for V4SI and V2DI. * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP. (umin3): Removed. (uminv8hi3): New. (uminv4si3): Likewise. 2010-01-05 Martin Jambor PR tree-optimization/42462 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of current_function_decl to helper functions and macros. 2010-01-05 Rainer Orth PR bootstrap/41771 * flags.h: Don't include real.h. (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): Move ... * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here. * dominance.c: Update copyright. * gimple.c (walk_gimple_op): Remove inline. * tree-ssa-reassoc.c: Include real.h. * Makefile.in (FLAGS_H): Remove $(REAL_H). (tree-ssa-reassoc.o): Depend on $(REAL_H). 2010-01-05 Nick Clifton * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second register to push into the stack frame when the accumulator has to be saved during interrupts. 2010-01-05 Eric Fisher * doc/invoke.texi: Remove the documentation about option -Wunreachable-code. * common.opt (Wunreachable-code): Preserved for backward compatibility. * tree-cfg.c: Remove the implementation of -Wunreachable-code. * opts.c (common_handle_option): Add OPT_Wunreachable_code to the backward compatibility flag section. 2010-01-05 Richard Guenther * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize. 2010-01-05 Jakub Jelinek PR other/42611 * cfgexpand.c (expand_one_var): Diagnose too large variables. PR tree-optimization/42508 * tree-sra.c (convert_callers): Check for recursive call by comparing cgraph nodes instead of decls. (modify_function): Call ipa_modify_formal_parameters also on all same_body aliases. * cgraphunit.c (cgraph_materialize_all_clones): Compare cgraph nodes when checking for same_body aliases. 2010-01-05 Richard Guenther * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant allocation and lookup. (get_or_alloc_expr_for_constant): Likewise. (phi_translate): Sink allocation. 2010-01-04 Richard Guenther * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate a new entry only if needed. * tree-ssa-dom.c (lookup_avail_expr): Likewise. * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one hashtable lookup. * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate the result array. (phi_translate): Handle CONSTANTs early. 2010-01-04 Martin Jambor PR tree-optimization/42398 * tree-sra.c (struct access): Removed flag grp_different_types. (dump_access): Do not dump the removed flag. (sort_and_splice_var_accesses): Do not set the removed flag. (sra_modify_expr): Check for type compatibility directly. 2010-01-04 Martin Jambor PR tree-optimization/42366 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on edges with variable number of parameters. * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done flag instead of asserting it. (ipa_read_node_info): Read uses_analysis_done flag. 2010-01-04 Richard Guenther * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use iterative_hash_* as intended. (vn_reference_compute_hash): Likewise. Simplify hashing SSA names. (vn_reference_lookup_2): Likewise. (vn_nary_op_compute_hash): Likewise. (vn_phi_compute_hash): Likewise. (expressions_equal_p): Remove strange code. * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable (). (pre_expr_hash): Likewise. Simplify hashing SSA names. (bitmap_insert_into_set_1): Take value-id as parameter. (add_to_value): Pass it. (bitmap_insert_into_set): Likewise. (bitmap_value_insert_into_set): Likewise. Remove redundant check. 2010-01-04 Jakub Jelinek PR driver/42442 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define. (do_self_spec): For switches with SWITCH_IGNORE set set also SWITCH_IGNORE_PERMANENTLY. (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead of SWITCH_IGNORE. 2010-01-04 Rafael Avila de Espindola * lto-streamer-out.c (output_unreferenced_globals): Output the full tree of an unreferenced global var. 2010-01-04 H.J. Lu PR target/42542 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert GTU to GT for V4SI and V2DI. * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP. (umin3): Removed. (uminv8hi3): New. (uminv4si3): Likewise. 2010-01-04 H.J. Lu PR lto/42581 * collect2.c (main): Turn on trace in collect2 if -v is passed to gcc with LTO. 2010-01-03 Jerry Quinn * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update description of expression operand. 2010-01-03 Andrew Jenner * configure.ac: Add install-html to target_list for Make-hooks. * configure: Regenerate. * fortran/Make-lang.in (F95_HTMLFILES): New. (fortran.html): Use it. (fortran.install-html): New. * Makefile.in (install-html): Add lang.install-html. * java/Make-lang.in (JAVA_HTMLFILES): New. (java.html): Use it. (java.install-html): New. * objc/Make-lang.in (objc.install-html): New. * objcp/Make-lang.in (obj-c++.install-html): New. * cp/Make-lang.in (c++.install-html): New. * ada/gcc-interface/Make-lang.in (ada.install-html): New. * lto/Make-lang.in (lto.install-html): New. 2010-01-03 H.J. Lu PR lto/42520 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt. 2009-01-03 Steven Bosscher PR rtl-optimization/41862 * store-motion.c (store_killed_in_insn, compute_store_table, remove_reachable_equiv_notes, replace_store_insn, build_store_vectors): Ignore all DEBUG_INSNs. 2010-01-03 H.J. Lu PR lto/41564 * common.opt: Add dumpdir. * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase isn't specified. (option_map): Add --dumpdir. * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir. * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o. * opts.c (decode_options): Try dump_dir_name first if dump_base_name isn't an absolute path. (common_handle_option): Handle OPT_dumpdir. * toplev.c (dump_dir_name): New. (print_switch_values): Also ignore -dumpdir. * toplev.h (dump_dir_name): New. 2010-01-03 Richard Guenther PR tree-optimization/42589 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow double-word expansion of bswap32. 2010-01-03 Steven Bosscher * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM with BLOCK_FOR_INSN. * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise. * ifcvt.c (noce_get_alt_condition, noce_try_abs, noce_process_if_block): Likewise. * gcse.c (compute_local_properties, insert_expr_in_table, insert_set_in_table, canon_list_insert, find_avail_set, pre_insert_copy_insn): Likewise. * basic-block.h (BLOCK_NUM): Move from here... * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler. 2010-01-03 Richard Guenther PR tree-optimization/42438 * tree-ssa-pre.c (struct bb_bitmap_sets): Add contains_may_not_return_call flag. (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. (compute_avail): Compute also BB_MAY_NOTRETURN. 2010-01-03 Gerald Pfeifer * doc/invoke.texi: Add 2010 to copyright years. 2010-01-03 Eric Botcazou * config/sparc/sparc.c: Fix formatting nits. 2010-01-02 Gerald Pfeifer Alexander Monakov * doc/invoke.texi (Optimize Options): Reword introduction a bit. 2010-01-02 Richard Guenther PR middle-end/42577 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks. (simplify_switch_using_ranges): Mark to be removed edges as non-executable. 2010-01-02 John David Anglin * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two. * collect2.c (scan_libraries): Add missing argument in call to scan_prog_file. 2010-01-02 Uros Bizjak PR target/42448 * config/alpha/predicates.md (aligned_memory_operand): Return false for CQImode. (unaligned_memory_operand): Return true for CQImode. * config/alpha/alpha.c (get_aligned_mem): Assert that location doesn not cross aligned SImode word boundary. 2010-01-02 Anatoly Sokolov * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_): Remove. * config/avr/avr-protos.h (avr_init_once, avr_optimization_options, avr_change_section, avr_reg_class_from_letter) : Remove declaration. 2010-01-02 Richard Guenther PR lto/41597 * toplev.c (compile_file): Emit LTO marker properly. Change it to __gnu_lto_v1. * collect2.c (scan_prog_file): Adjust for changed LTO marker. 2010-01-01 Richard Guenther PR debug/42455 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order. 2010-01-01 Richard Guenther PR c/42570 * c-decl.c (grokdeclarator): For zero-size arrays force structural equality checks as layout_type does. 2010-01-01 H.J. Lu * builtins.c: Update copyright to 2010. 2010-01-01 H.J. Lu PR lto/42531 * lto-streamer-out.c (produce_asm): Revert the last change. (copy_function): Likewise. * lto-streamer.c (lto_get_section_name): Skip any leading asterisk in name. 2010-01-01 Richard Guenther PR middle-end/42559 * builtins.c (get_object_alignment): Do not use DECL_ALIGN for LABEL_DECLs. Copyright (C) 2010 Free Software Foundation, Inc. Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved.