+2010-05-11 Jan Hubicka <jh@suse.cz>
+
+ 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 <kai.tietz@onevision.com>
+
+ * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
+
+2010-05-11 Jan Hubicka <jh@suse.cz>
+
+ * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
+ into every boundary.
+
+2010-05-11 Jan Hubicka <jh@suse.cz>
+
+ * matrix-reorg.c (matrix_reorg): Rebuild edges.
+
+2010-05-11 Jan Hubicka <jh@suse.cz>
+
+ * 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 <jh@suse.cz>
+
+ * 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 <jh@suse.cz>
+
+ * 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 <borntraeger@de.ibm.com>
+
+ * 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 <borntraeger@de.ibm.com>
+
+ * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
+
+2010-05-11 Jakub Jelinek <jakub@redhat.com>
+
+ * 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 <jakub@redhat.com>
+
+ 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 <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
+
+2010-05-10 Jan Hubicka <jh@suse.cz>
+
+ * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.
+
+2010-05-10 Jan Hubicka <jh@suse.cz>
+
+ * 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 <jh@suse.cz>
+
+ * 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 <jh@suse.cz>
+
+ * 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 <matz@suse.de>
+
+ * 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 <hongjiu.lu@intel.com>
+ Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-optimization/44012
+ * ira-build.c (remove_unnecessary_allocnos): Nullify
+ regno_allocno_map of the removed allocno.
+
+2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
+ to /dev/null.
+ * configure: Regenerate.
+
+2010-05-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * 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 <rguenther@suse.de>
+
+ * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
+ marked if the entry identifier is marked.
+
+2010-05-10 Richard Guenther <rguenther@suse.de>
+
+ * 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 <rguenther@suse.de>
+
+ PR tree-optimization/44050
+ * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
+
+2010-05-10 Wei Guozhi <carrot@google.com>
+
+ PR target/42879
+ * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
+
+2010-05-09 Joseph Myers <joseph@codesourcery.com>
+
+ 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 <rguenther@suse.de>
+
+ PR middle-end/44024
+ * fold-const.c (tree_single_nonzero_warnv_p): Properly
+ handle &FUNCTION_DECL.
+
+2010-05-09 Joseph Myers <joseph@codesourcery.com>
+
+ 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 <hongjiu.lu@intel.com>
+
+ 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 <rguenther@suse.de>
+
+ * gcc.c (store_arg): Handle temporary file deletion for
+ joined arguments.
+
+2010-05-09 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/44043
+ * ipa-inline.c (estimate_function_body_sizes): Return after
+ disregarding inline limits.
+
+2010-05-09 Richard Guenther <rguenther@suse.de>
+
+ * gcc.c (store_arg): Revert last change.
+
+2010-05-08 Sandra Loosemore <sandra@codesourcery.com>
+
+ PR middle-end/28685
+ * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
+ (optimize_ops_list): Call it.
+
+2010-05-08 Richard Guenther <rguenther@suse.de>
+
+ 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 <ebotcazou@adacore.com>
+
+ * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
+ domain types as equal if they are both PLACEHOLDER_EXPRs.
+
+2010-05-08 Richard Guenther <rguenther@suse.de>
+
+ * lto-wrapper.c (run_gcc): Remove linker output from
+ command line for LTRANS invocation.
+
+2010-05-07 Steven Bosscher <steven@gcc.gnu.org>
+
+ * 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 <steven@gcc.gnu.org>
+
+ * 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 <Ralf.Wildenhues@gmx.de>
+
+ PR documentation/44016
+ * doc/standards.texi (Standards): Link to unversioned
+ cxx0x_status.html page.
+
+2010-05-07 Iain Sandoe <iains@gcc.gnu.org>
+
+ 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 <changpeng.fang@amd.com>
+
+ * 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 <changpeng.fang@amd.com>
+
+ * 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 <changpeng.fang@amd.com>
+
+ * 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 <rguenther@suse.de>
+
+ * 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 <rguenther@suse.de>
+
+ * 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 <jakub@redhat.com>
+
+ * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
+ this is also meaningful on PARM_DECLs and RESULT_DECLs.
+
+2010-05-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
+
+2010-05-07 Richard Guenther <rguenther@suse.de>
+
+ 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 <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * config/mips/dbxmdebug.h: Remove.
+ * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
+
+2010-05-07 Shujing Zhao <pearly.zhao@oracle.com>
+
+ * 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 <simbuerg@fim.uni-passau.de>
+
+ * 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 <simbuerg@fim.uni-passau.de>
+
+ * 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 <magfr@lysator.liu.se>
+ Jason Merrill <jason@redhat.com>
+
+ * 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 <jason@redhat.com>
+
+ * 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 <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * 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 <jakub@redhat.com>
+
+ 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 <dave.korn.cygwin@gmail.com>
+
+ 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 <maxim@codesourcery.com>
+
+ * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
+
+2010-05-06 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/43791
+ * ipa-inline.c (update_caller_keys): Remove bogus
+ disregard_inline_limits check.
+
+2010-05-06 Michael Matz <matz@suse.de>
+
+ 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 <maxim@codesourcery.com>
+
+ * tree.c (initializer_zerop): Handle STRING_CST.
+
+2010-05-06 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ 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 <rguenther@suse.de>
+
+ PR tree-optimization/43571
+ * domwalk.c (walk_dominator_tree): Walk the dominator
+ sons in more optimal order.
+
+2010-05-06 Richard Guenther <rguenther@suse.de>
+
+ 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 <rguenther@suse.de>
+
+ 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 <jh@suse.cz>
+
+ * 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 <irar@il.ibm.com>
+
+ 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 <andrew.pinski@caviumnetworks.com>
+
+ * 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 <bernds@codesourcery.com>
+
+ * 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 <steven@gcc.gnu.org>
+
+ * 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 <jason@redhat.com>
+
+ 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 <jakub@redhat.com>
+
+ 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 <jh@suse.cz>
+
+ * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
+ handle aliases.
+
+2010-05-05 Eric Botcazou <ebotcazou@adacore.com>
+
+ * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
+ a variable-sized RESULT_DECL.
+
+2010-05-05 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
+
+2010-05-05 Jason Merrill <jason@redhat.com>
+
+ 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 <aoliva@redhat.com>
+ Jakub Jelinek <jakub@redhat.com>
+
+ 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 <jh@suse.cz>
+
+ * 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 <jh@suse.cz>
+
+ * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
+ with body can prevail.
+
+2010-05-05 Jan Hubicka <jh@suse.cz>
+
+ * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
+ size.
+
+2010-05-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
+
+ * 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 <jakub@redhat.com>
+
+ * 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 <nvachhar@google.com>
+
+ * 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 <jakub@redhat.com>
+
+ PR c/43981
+ * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
+ on dimen.
+
+2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
+
+ 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 <ebotcazou@adacore.com>
+
+ * 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) <PLACEHOLDER_EXPR>: New case.
+
+2010-05-04 Martin Jambor <mjambor@suse.cz>
+
+ * 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 <hongjiu.lu@intel.com>
+
+ 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 <jh@suse.cz>
+
+ * 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 <jh@suse.cz>
+
+ * 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 <rguenther@suse.de>
+
+ 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 <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
+
+2010-05-04 Mikael Pettersson <mikpe@it.uu.se>
+
+ 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 <rguenther@suse.de>
+
+ PR tree-optimization/43949
+ * tree-vrp.c (extract_range_from_binary_expr): Only handle
+ TRUNC_MOD_EXPR.
+
+2010-04-26 Jason Merrill <jason@redhat.com>
+
+ * c.opt (-fstrict-enums): New.
+ * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
+
+2010-05-03 David Ung <davidu@mips.com>
+ James E. Wilson <wilson@codesourcery.com>
+
+ * 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 <steven@gcc.gnu.org>
+
+ * 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 <aesok@post.ru>
+
+ * 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 <rguenther@suse.de>
+
+ 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 <jakub@redhat.com>
+
+ PR debug/43972
+ * config/i386/i386.c (ix86_delegitimize_address): Make sure the
+ result mode matches original rtl mode.
+
+2010-05-03 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ PR target/43888
+ * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
+
+2010-05-02 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
+ when processing flag options.
+
+2010-05-02 Uros Bizjak <ubizjak@gmail.com>
+
+ * 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 <rguenther@suse.de>
+
+ PR tree-optimization/43879
+ * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
+
+2010-05-02 Bruno Haible <bruno@clisp.org>
+
+ * doc/extend.texi (Function Attributes): Fix a typo.
+
+2010-05-02 Uros Bizjak <ubizjak@gmail.com>
+
+ 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 <ubizjak@gmail.com>
+
+ * 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 <aesok@post.ru>
+
+ * 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 <rguenther@suse.de>
+
+ 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 <aesok@post.ru>
+
+ * 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 <jwakely.gcc@gmail.com>
+
+ * doc/extend.texi (Inline): Add missing return keyword to examples.
+ (Function Attributes, Variable Attributes, Pragmas): Hyphenate
+ "command-line".
+
+2010-04-30 Eric Botcazou <ebotcazou@adacore.com>
+
+ * 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 <rguenther@suse.de>
+
+ PR tree-optimization/43879
+ * tree-ssa-structalias.c (type_could_have_pointers): Functions
+ can have pointers.
+
+2010-04-30 Jan Hubicka <jh@suse.cz>
+
+ * 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 <jh@suse.cz>
+
+ * 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 <steven@gcc.gnu.org>
+
+ * 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 <jh@suse.cz>
+
+ * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
+ references.
+
+2010-04-30 Jan Hubicka <jh@suse.cz>
+
+ * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
+ needed.
+
+2010-04-30 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (get_constraint_for_1): Generate
+ constraints for CONSTRUCTOR.
+
+2010-04-30 Richard Guenther <rguenther@suse.de>
+
+ PR lto/43946
+ * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
+ first after all lowering passes.
+
+2010-04-30 Steven Bosscher <steven@gcc.gnu.org>
+
+ * 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 <jakub@redhat.com>
+
+ PR debug/43942
+ * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
+
+2010-04-30 Hariharan Sandanagobalane <hariharan@picochip.com>
+
+ * 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 <jh@suse.cz>
+
+ * 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 <rguenther@suse.de>
+
+ PR tree-optimization/43879
+ * tree-ssa-structalias.c (get_constraint_for_1): Properly
+ handle non-zero initializers.
+
+2010-04-30 Richard Guenther <rguenther@suse.de>
+
+ * builtins.c (fold_builtin_1): Delete free (0).
+
+2010-04-29 Jan Hubicka <jh@suse.cz>
+
+ * 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 <bernds@codesourcery.com>
+
+ 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 <hongjiu.lu@intel.com>
+
+ PR bootstrap/43936
+ * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
+
+2010-04-29 Richard Guenther <rguenther@suse.de>
+
+ PR bootstrap/43935
+ * plugin.h (invoke_plugin_callbacks): Annotate arguments
+ with ATTRIBUTE_UNUSED.
+
+2010-04-29 H.J. Lu <hongjiu.lu@intel.com>
+
+ 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 <bernds@codesourcery.com>
+
+ From Dominique d'Humieres <dominiq@lps.ens.fr>
+ PR bootstrap/43858
+ * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
+ test_set.
+
+2010-04-29 Brian Hackett <bhackett1024@gmail.com>
+
+ * 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 <jh@suse.cz>
+
+ * 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 <mikestump@comcast.net>
+
+ * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
+
+2010-04-28 Eric Botcazou <ebotcazou@adacore.com>
+
+ * 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 <ebotcazou@adacore.com>
+
+ 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 <ebotcazou@adacore.com>
+
+ * 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 <davidxl@google.com>
+
+ 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 <ubizjak@gmail.com>
+
+ * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
+ type if available.
+
+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.
+ (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 <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.
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.
+ * 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
+ (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
+ (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
+ (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
+ * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
statements marked as unvectorizable.
2010-04-25 Joseph Myers <joseph@codesourcery.com>
(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-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.
* 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): Add new 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.
(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_CONVERSION): Fix argument
+ types.
* doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
Fix argument types.