+2010-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ PR target/22224
+ * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
+
+2010-04-28 Martin Jambor <mjambor@suse.cz>
+
+ * 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.g
+ (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.
+
+2010-04-28 Richard Guenther <rguenther@suse.de>
+
+ 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 <rguenther@suse.de>
+
+ PR c++/43880
+ * tree-inline.c (copy_bind_expr): Also copy bind expr vars
+ value-exprs.
+
+2010-04-27 Manuel López-Ibáñez <manu@gcc.gnu.org>
+ Jan Hubicka <hubicka@ucw.cz>
+
+ * 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 <jakub@redhat.com>
+
+ * 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 <ebotcazou@adacore.com>
+
+ * tree.h: Fix truncated long macros.
+
+2010-04-27 Kai Tietz <kai.tietz@onevision.com>
+
+ * 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 <jh@suse.cz>
+
+ * 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 <froydnj@codesourcery.com>
+
+ * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
+
+2010-04-27 Martin Jambor <mjambor@suse.cz>
+
+ 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 <ebotcazou@adacore.com>
+
+ * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
+ (const_hash_1) <VECTOR_CST>: New case.
+ (compare_constant) <VECTOR_CST>: Likewise.
+ <ADDR_EXPR>: Deal with LABEL_REFs.
+ (copy_constant) <VECTOR_CST>: New case.
+
+2010-04-27 Jan Hubicka <jh@suse.cz>
+
+ * 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 <jakub@redhat.com>
+
+ * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
+
+2010-04-27 Bernd Schmidt <bernds@codesourcery.com>
+
+ 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 <jie@codesourcery.com>
+
+ * doc/gimple.texi (gimple_statement_with_ops): Remove
+ addresses_taken field.
+ (gimple_statement_with_memory_ops): Likewise.
+
+2010-04-27 Jan Hubicka <jh@suse.cz>
+
+ * tree-inline.c (eni_inlining_weights): Remove.
+ (estimate_num_insns): Special case more builtins.
+
+2010-04-27 Shujing Zhao <pearly.zhao@oracle.com>
+
+ 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 <dave.korn.cygwin@gmail.com>
+
+ 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 <hp@bitrange.com>
+
+ PR target/43889
+ * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
+ Add missing earlyclobber for second alternative.
+
+2010-04-26 Bernd Schmidt <bernds@codesourcery.com>
+
+ * 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 <howarth@bromo.med.uc.edu>
+
+ 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 <jakub@redhat.com>
+
+ PR c/43893
+ * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
+
+2010-04-26 Nathan Froyd <froydnj@codesourcery.com>
+
+ * 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 <froydnj@codesourcery.com>
+
+ * 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 <ebotcazou@adacore.com>
+
+ * 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 <ebotcazou@adacore.com>
+
+ * 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 <jh@suse.cz>
+
+ * 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 <jie@codesourcery.com>
+
+ 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 <jh@suse.cz>
+
+ * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
+
+2010-04-26 Richard Guenther <rguenther@suse.de>
+
+ PR lto/43080
+ * gimple.c (gimple_decl_printable_name): Deal gracefully
+ with a NULL DECL_NAME.
+
+2010-04-26 Richard Guenther <rguenther@suse.de>
+
+ 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 <irar@il.ibm.com>
+
+ * 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 <joseph@codesourcery.com>
+
+ * 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
+ __<type>_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 <ubizjak@gmail.com>
+
+ * 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 <bonzini@gnu.org>
* combine.c (find_split_point): Add third argument. Use it
2010-04-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
- * toplev.c (general_init): Set default for
- fdiagnostics-show-option.
+ * 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.
-
+ * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
+
2010-04-23 Eric Botcazou <ebotcazou@adacore.com>
* expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
* 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) <case WIDEN_MULT_EXPR>: New
- case.
+ * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
<case MULT_EXPR>: Remove support for widening multiplies.
* tree.def (WIDEN_MULT_EXPR): Tweak comment.
* cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use