+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>
+
+ * gcc.dg/Wunused-var-8.c: Move to...
+ * c-c++-common/Wunused-var-6.c: ... here. New test.
+
+ 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.