+2010-09-06 Andreas Schwab <schwab@redhat.com>
+
+ * configure.ac: Quote argument of AC_MSG_WARN.
+ * configure: Regenerate.
+
+2010-09-06 Alexander Monakov <amonakov@ispras.ru>
+
+ * 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 <abel@ispras.ru>
+
+ 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 <ubizjak@gmail.com>
+
+ * config/i386/i386.md (iptrsize): New mode attribute.
+ (tp_seg): Ditto.
+ (*load_tp_<mode>): Macroize insn from *load_tp_{si,di} using P
+ mode iterator.
+ (*add_tp_<mode>): Ditto from *add_tp_{si,di}.
+ (stack_protect_set_<mode>): Ditto from stack_protect_set_{si,di}.
+ (stack_protect_test_<mode>): Ditto from stack_protect_test_{si,di}.
+ (stack_tls_protect_set_<mode>): Ditto from
+ stack_tls_protect_set_{si,di}. Use %@ to output segment register
+ of thread base pointer load.
+ (stack_tls_protect_test_<mode>): 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 <gscrivano@gnu.org>
+
+ * tree-tailcall.c (process_assignment): Handle NEGATE_EXPR and
+ MINUS_EXPR.
+
+2010-09-05 Mark Mitchell <mark@codesourcery.com>
+
+ * 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 <rguenther@suse.de>
+
+ 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 <naveen.S@kpitcummins.com>
+
+ * 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 <aesok@post.ru>
+
+ * 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 <jh@suse.cz>
+
+ * 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 <jh@suse.cz>
+
+ * 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 <rguenther@suse.de>
+
+ 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 <ubizjak@gmail.com>
+
+ * 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 <bonzini@gnu.org>
+
+ * 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 <jh@suse.cz>
+
+ * ipa.c (build_cdtor): Take VECtor as argument; fix array walk.
+ (build_cdtor_fns): Update use of build_cdtor.
+
+2010-09-03 Joseph Myers <joseph@codesourcery.com>
+
+ * 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 <sebastian.pop@amd.com>
+
+ * 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 <joern.rennecke@embecosm.com>
+
+ PR testsuite/42843
+ * Makefile.in (PLUGINCC): Define in terms of @CC@ / @CXX@
+ (PLUGINCFLAGS): Define in terms of @CFLAGS@ / @CXXFLAGS@
+
+2010-09-03 Marcin Baczynski <marbacz@gmail.com>
+
+ * dwarf2out.c (file scope): Remove #if0'd code.
+ (gen_subprogram_die): Same.
+
+2010-09-03 Jakub Jelinek <jakub@redhat.com>
+
+ 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 <matz@suse.de>
+
+ 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 <ubizjak@gmail.com>
+ Iain Sandoe <iains@gcc.gnu.org>
+
+ 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 <rguenther@suse.de>
+
+ * 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 <Andreas.Krebbel@de.ibm.com>
+
+ * 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 <jh@suse.cz>
+
+ 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 <jh@suse.cz>
+
+ * 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 <ubizjak@gmail.com>
+
+ * config/i386/i386.md: Remove empty preparation statements
+ from splitters.
+
+2010-09-03 Jan Hubicka <jh@suse.cz>
+
+ * 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 <jakub@redhat.com>
+
+ 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 <rguenther@suse.de>
+
+ * 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 <mingjie.xing@gmail.com>
+
+ * 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 <rth@redhat.com>
+
+ * 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 <aesok@post.ru>
+
+ * 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 <meissner@linux.vnet.ibm.com>
+
+ * 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_<mode>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 <joseph@codesourcery.com>
+
+ * opth-gen.awk (quote, comma): Remove unused variables.
+
+2010-09-02 Ryan Mansfield <rmansfield@qnx.com>
+
+ * arm.c (arm_override_options): Correct fall-back code to use
+ SUBTARGET_CPU_DEFAULT.
+
+2010-09-02 Julian Brown <julian@codesourcery.com>
+
+ * config/arm/neon.md (UNSPEC_VCLE, UNSPEC_VCLT): New constants for
+ unspecs.
+ (vcond<mode>, vcondu<mode>): New expanders.
+ (neon_vceq<mode>, neon_vcge<mode>, neon_vcgt<mode>): Support
+ comparisons with zero.
+ (neon_vcle<mode>, neon_vclt<mode>): New patterns.
+ * config/arm/constraints.md (Dz): New constraint.
+
+2010-09-02 Anatoly Sokolov <aesok@post.ru>
+
+ * 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 <rguenther@suse.de>
+
+ PR tree-optimization/44937
+ PR tree-optimization/45412
+ * ipa-split.c (split_function): Properly remove PHI nodes.
+
+2010-09-02 Joseph Myers <joseph@codesourcery.com>
+
+ * 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 <joseph@codesourcery.com>
+
+ 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 <ubizjak@gmail.com>
+
+ * 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 <ian.bolton@arm.com>
+
+ * tree-ssa-loop-prefetch.c: Fix comment at head of file.
+
+2010-09-02 Olivier Hainque <hainque@adacore.com>
+
+ * 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 <ak@linux.intel.com>
+
+ * opts.c (common_handle_option): Fix OPT_fwhopr/fwhopr_ handling.
+
+2010-09-02 Ira Rosen <irar@il.ibm.com>
+
+ * 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 <ubizjak@gmail.com>
+
+ PR target/45476
+ * config/i386/freebsd.h (LIBGCC2_HAS_TF_MODE,
+ LIBGCC2_TF_CEXT, TF_SIZE): New defines.
+
+2010-09-01 Jakub Jelinek <jakub@redhat.com>
+
+ 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 <froydnj@codesourcery.com>
+
+ * 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 <ubizjak@gmail.com>
+
+ 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 <ak@linux.intel.com>
+
+ 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 <kai.tietz@onevision.com>
+
+ 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 <ramana.radhakrishnan@arm.com>
+
+ * 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 <ian.bolton@arm.com>
+
+ * Makefile.in (tree-switch-conversion.o): Update dependencies.
+
+2010-09-01 Richard Guenther <rguenther@suse.de>
+
+ * 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 <ubizjak@gmail.com>
+
+ * config/i386/i386.h (enum ix86_tune_indices) <X86_TUNE_SINGLE_POP>:
+ Rename from X86_TUNE_ADD_ESP_4.
+ <IX86_TUNE_DOUBLE_POP>: Rename from X86_TUNE_ADD_ESP_8.
+ <IX86_TUNE_SINGLE_PUSH>: Rename from X86_TUNE_SUB_ESP_4.
+ <IX86_TUNE_DOUBLE_PUSH>: 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)
+ <X86_TUNE_SINGLE_POP>: Invert members.
+ <X86_TUNE_DOUBLE_POP>: Ditto.
+ <X86_TUNE_SINGLE_PUSH>: Ditto.
+ <X86_TUNE_DOUBLE_PUSH>: Ditto.
+ * config/i386/i386.md (*pop<mode>1): Rename from pop<mode>1.
+ 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 <ebotcazou@adacore.com>
+
+ * 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 <mikpe@it.uu.se>
+
+ 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 <rguenther@suse.de>
+
+ * 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 <nickc@redhat.com>
+
+ * 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 <nickc@redhat.com>
+
+ * 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 <ubizjak@gmail.com>
+
+ * 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 <ebotcazou@adacore.com>
+
+ * 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 <aesok@post.ru>
+
+ * 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 <froydnj@codesourcery.com>
+
+ * 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 <ak@linux.intel.com>
+
+ * 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 <ubizjak@gmail.com>
+
+ * 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.
+
+ (pop<mode>1): Macroize insn from pop{si,di}1 using P code iterator.
+ (*pop<mode>1_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 <jakub@redhat.com>
+
+ PR middle-end/45461
+ * builtins.c (dummy_object): Return a MEM_REF instead of INDIRECT_REF.
+
+2010-08-31 Nathan Froyd <froydnj@codesourcery.com>
+
+ * config/fr30/fr30.c (fr30_move_double): Delete `dregno' and extra
+ semicolons.
+
+2010-08-31 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
+
+ * doc/extend.texi: Fix documentation of the return value of
+ __builtin_choose_expr.
+
+2010-08-31 Nathan Froyd <froydnj@codesourcery.com>
+
+ * 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 <froydnj@codesourcery.com>
+
+ * 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 <froydnj@codesourcery.com>
+
+ * 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 <John.Tytgat@aaug.net>
+
+ * config/arm/arm.c (arm_override_options): Remove superfluous test.
+ Fix indentation.
+
+2010-08-31 Eric Botcazou <ebotcazou@adacore.com>
+
+ * dwarf2out.c (gen_decl_die) <CONST_DECL>: Do not skip in Ada.
+ (dwarf2out_decl) <CONST_DECL>: Likewise.
+
+2010-08-30 Eric Botcazou <ebotcazou@adacore.com>
+
+ 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) <BUILT_IN_ALLOCA>: 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 <ook@ucw.cz>
+
+ 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 <clm@codesourcery.com>
+
+ * config/mips/mips.h (BASE_DRIVER_SELF_SPECS):
+ Infer -mdspr2 for the the 74K.
+
2010-08-30 Jakub Jelinek <jakub@redhat.com>
+ 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.
* 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
+ (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
(VSr3): Ditto.
2010-08-27 Basile Starynkevitch <basile@starynkevitch.net>
- Jeremie Salvucci <jeremie.salvucci@free.fr>
+ Jeremie Salvucci <jeremie.salvucci@free.fr>
- * gengtype.c (output_type_enum): Test the right union member.
+ * gengtype.c (output_type_enum): Test the right union member.
2010-08-27 Uros Bizjak <ubizjak@gmail.com>
* 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
+ * final.c (output_addr_const): Use TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA
target hook.
* config/i386/i386.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
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