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Fix erroneous duplication.
authorian <ian@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 28 May 2010 21:48:47 +0000 (21:48 +0000)
committerian <ian@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 28 May 2010 21:48:47 +0000 (21:48 +0000)
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159999 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/ChangeLog

index 4dfc884..fcd3709 100644 (file)
@@ -11849,11636 +11849,3 @@ Copyright (C) 2010 Free Software Foundation, Inc.
 Copying and distribution of this file, with or without modification,
 are permitted in any medium without royalty provided the copyright
 notice and this notice are preserved.
-
-       PR bootstrap/44299
-       * config/i386/winnt.c (IN_GCC_FRONTEND): Undefine.
-       * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Likewise.
-
-2010-05-27  Joseph Myers  <joseph@codesourcery.com>
-
-       * diagnostic-core.h: New.  Contents moved from diagnostic.h and
-       toplev.h.
-       * diagnostic.c: Don't include toplev.h.
-       (progname): Define.  Moved from toplev.c.
-       (seen_error): New function.
-       * diagnostic.h: Include diagnostic-core.h.
-       (diagnostic_t, emit_diagnostic): Don't declare here.
-       * toplev.c (progname): Move to toplev.c.
-       (emit_debug_global_declarations, compile_file, finalize,
-       do_compile, toplev_main): Use seen_error.
-       * toplev.h: Include diagnostic-core.h.
-       (trim_filename, GCC_DIAG_STYLE, ATTRIBUTE_GCC_DIAG,
-       internal_error, warning, warning_at, error, error_n, error_at,
-       fatal_error, pedwarn, permerror, sorry, inform, inform_n,
-       verbatim, fnotice, progname): Move to diagnostic-core.h.
-       * builtins.c: Include diagnostic-core.h instead of diagnostic.h.
-       (expand_builtin_expect): Use seen_error.
-       * c-decl.c: Include diagnostic-core.h instead of diagnostic.h.
-       (c_make_fname_decl, c_write_global_declarations): Use seen_error.
-       * c-format.c: Include diagnostic-core.h instead of diagnostic.h.
-       * c-gimplify.c: Include diagnostic-core.h instead of diagnostic.h.
-       * c-lang.c: Include diagnostic-core.h instead of diagnostic.h.
-       * c-lex.c (c_lex_with_flags, interpret_float): Don't increment
-       errorcount for errors.
-       * c-opts.c (c_common_finish): Use seen_error.
-       * cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
-       * cgraphunit.c (verify_cgraph_node, verify_cgraph,
-       cgraph_output_pending_asms, cgraph_optimize): Use seen_error.
-       * coverage.c: Include diagnostic-core.h instead of diagnostic.h.
-       (get_coverage_counts): Use seen_error.
-       * dwarf2out.c (dwarf2out_finish): Use seen_error.
-       * gimplify.c (gimplify_var_or_parm_decl, gimple_push_cleanup,
-       gimplify_body): Use seen_error.
-       * ipa-inline.c (cgraph_early_inlining): Use seen_error.
-       * ipa-pure-const.c (gate_pure_const): Use seen_error.
-       * ipa-reference.c (gate_reference): Use seen_error.
-       * jump.c: Include diagnostic-core.h instead of diagnostic.h.
-       * lambda-code.c: Include diagnostic-core.h instead of
-       diagnostic.h.
-       * lto-cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
-       * lto-compress.c: Include diagnostic-core.h instead of
-       diagnostic.h.
-       * lto-section-in.c: Include diagnostic-core.h instead of
-       diagnostic.h.
-       * lto-streamer-out.c: Include diagnostic-core.h instead of
-       diagnostic.h.
-       * lto-streamer.c: Include diagnostic-core.h instead of
-       diagnostic.h.
-       (gate_lto_out): Use seen_error.
-       * matrix-reorg.c: Include diagnostic-core.h instead of
-       diagnostic.h.
-       * omega.c: Include diagnostic-core.h instead of diagnostic.h.
-       * omp-low.c: Include diagnostic-core.h instead of diagnostic.h.
-       (gate_expand_omp, lower_omp_1): Use seen_error.
-       * passes.c: Include diagnostic-core.h instead of diagnostic.h.
-       (rest_of_decl_compilation, rest_of_type_compilation,
-       gate_rest_of_compilation, ipa_write_summaries): Use seen_error.
-       * tree-cfg.c (label_to_block_fn): Use seen_error.
-       * tree-inline.c (optimize_inline_calls): Use seen_error.
-       * tree-mudflap.c (mudflap_finish_file): Use
-       seen_error.
-       * tree-optimize.c (gate_all_optimizations,
-       gate_all_early_local_passes, gate_all_early_optimizations): Use
-       seen_error.
-       * tree-ssa-structalias.c (gate_ipa_pta): Use seen_error.
-       * varpool.c: Include diagnostic-core.h instead of diagnostic.h.
-       (varpool_remove_unreferenced_decls,
-       varpool_assemble_pending_decls): Use seen_error.
-       * Makefile.in (DIAGNOSTIC_CORE_H): Define.
-       (TOPLEV_H, DIAGNOSTIC_H): Update.
-       (c-decl.o, c-lang.o, c-format.o, lto-compress.o, lto-cgraph.o,
-       lto-streamer-out.o, lto-section-in.o, lto-streamer.o,
-       c-gimplify.o, omp-low.o, omega.o, diagnostic.o, passes.o,
-       builtins.o, jump.o, cgraph.o, varpool.o, matrix-reorg.o,
-       coverage.o, lambda-code.o): Update dependencies.
-
-2010-05-25  Dodji Seketeli  <dodji@redhat.com>
-
-       PR c++/44188
-       * c-common.c (is_typedef_decl): Move this definition ...
-       * tree.c (is_typedef_decl): ... here.
-       (typdef_variant_p): Move definition here from gcc/cp/tree.c.
-       * c-common.h (is_typedef_decl): Move this declaration ...
-       * tree.h (is_typedef_decl): ... here.
-       (typedef_variant_p): Move declaration here from gcc/cp/cp-tree.h
-       * dwarf2out.c (is_naming_typedef_decl): New function.
-       (gen_tagged_type_die): Split out of ...
-       (gen_type_die_with_usage): ... this function. When an anonymous
-       tagged type is named by a typedef, make sure a DW_TAG_typedef DIE
-       is emitted for the typedef.
-       (gen_typedef_die): Emit DW_TAG_typedef also for typedefs naming
-       anonymous tagged types.
-
-2010-05-27  Jason Merrill  <jason@redhat.com>
-
-       * print-tree.c (debug_vec_tree): New fn.
-       (print_vec_tree): New fn.
-       * tree.h: Declare them.
-       * gdbinit.in (pvt): New command.
-
-       * print-tree.c (print_node) [TREE_VEC]: Print elements normally.
-
-       * gdbinit.in (pdd): New command.
-
-2010-05-27  Jan Hubicka  <jh@suse.cz>
-
-       * ipa-inline.c (cgraph_estimate_size_after_inlining): Make inline.
-       (update_caller_keys): Return early if there are no callers;
-       only update fibheap when decresing the key.
-       (update_callee_keys): Avoid recursion.
-       (decide_inlining_of_small_functions): When badness does not match;
-       re-insert into fibheap.
-
-2010-05-27  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * Makefile.in (ALL_CFLAGS): Add file-specific CFLAGS.
-       (ALL_HOST_FRONTEND_OBJS): New, for all front-end specific objects.
-       (ALL_HOST_BACKEND_OBJS): New, for all backend and target objects.
-       (ALL_HOST_OBJS): Now a union of the above two.
-       <section "Language makefile fragments">: Add -DIN_GCC_FRONTEND for
-       all files in ALL_HOST_FRONTEND_OBJS.
-       * system.h: Poison GCC_RTL_H if IN_GCC_FRONTEND is defined.
-
-       * c-common.c: Pretend to be a backend file by undefining
-       IN_GCC_FRONTEND (still need rtl.h here).
-
-2010-05-27  Jan Hubicka  <jh@suse.cz>
-
-       * cgraph.h (struct cgraph_node): Mark former_clone_of by GTY ((skip)).
-       * cgraphunit.c (clone_of_p): Compile only when checking is enabled.
-
-2010-05-27  Jan Hubicka  <jh@suse.cz>
-
-       * sched-ebb.c: Rename struct deps to struct deps_desc.
-       * ddg.c: Likewise.
-       * sel-sched-ir.c: Likewise.
-       * sched-deps.c: Likewise.
-       * sched-int.h: Likewise.
-       * sched-rgn.c: Likewise.
-
-2010-05-27  Jon Beniston <jon@beniston.com>
-
-       PR 43726
-       * config/lm32/lm32.h: Remove definition of 
-       GO_IF_MODE_DEPENDENT_ADDRESS. Update copyright year.
-
-2010-05-27  Eric Botcazou  <ebotcazou@adacore.com>
-
-       PR lto/44230
-       * dwarf2out.c (dwarf2out_begin_prologue): Fix nits in sorry message.
-
-2010-05-27  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/44284
-       * tree-vect-stmts.c (vectorizable_assignment): Handle
-       sign-changing conversions as simple copy.
-
-2010-05-27  Maxim Kuvyrkov  <maxim@codesourcery.com>
-
-       * gthr-posix.h (pthread_cancel): Don't declare if compiling against
-       Bionic C library.
-       (__gthread_active_p): Check for pthread_create if compiling against
-       Bionic C library.
-
-2010-05-27  Maxim Kuvyrkov  <maxim@codesourcery.com>
-
-       Support compilation for Android platform.  Reimplement -mandroid.
-
-       * config.gcc (*linux*): Include linux-android.h and linux-android.opt.
-       (*android*): Set ANDROID_DEFAULT.
-       (arm*-*-linux*): Include linux-android.h.
-       (arm*-*-eabi*): Don't include previous -mandroid implementation.
-       * config/arm/eabi.h: Remove, move Android-specific parts ...
-       * config/linux-android.h: ... here.  New file.
-       * config/arm/eabi.opt: Rename to ...
-       * config/linux-android.opt: ... this.
-       (mandroid): Allow -mno-android option.  Initialize based on
-       ANDROID_DEFAULT.
-       * config/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC, LIB_SPEC):
-       Move logic to corresponding LINUX_TARGET_* macros.
-       (TARGET_OS_CPP_BUILTINS): Define __ANDROID__, when appropriate.
-       * config/linux-eabi.h (LINK_SPEC, CC1_SPEC, CC1PLUS_SPEC, LIB_SPEC,)
-       (STARTFILE_SPEC, ENDFILE_SPEC): Define to choose between Linux and
-       Android definitions.
-       (LINUX_TARGET_OS_CPP_BUILTINS): Define __ANDROID__ if TARGET_ANDROID.
-       * doc/invoke.texi (-mandroid, -tno-android-cc, -tno-android-ld):
-       Document.
-
-2010-05-27  Maxim Kuvyrkov  <maxim@codesourcery.com>
-
-       Add support for Bionic C library
-
-       * config.gcc (LIBC_GLIBC, LIBC_BIONIC, LIBC_UCLIBC): New tm_define
-       macro.
-       (DEFAULT_LIBC): New tm_define macro set to one of LIBC_*.
-       (bfin*-uclinux, moxie-*-uclinux*, m68k-*-uclinux*): Update.
-
-       * config/linux.h (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC): Define.
-       (LINUX_TARGET_OS_CPP_BUILTINS): Define __gnu_linux__ only for GLIBC.
-       (CHOOSE_DYNAMIC_LINKER1, CHOOSE_DYNAMIC_LINKER): Make it easier
-       to support multiple C libraries.  Handle Bionic.
-       (BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,)
-       (BIONIC_DYNAMIC_LINKER64): Define.
-       (LINUX_DYNAMIC_LINKER, LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64):
-       Update.
-       (TARGET_HAS_SINCOS): Enable for Bionic.
-
-       * config/linux.opt: Rewrite to handle more than 2 C libraries.  Make
-       the last option specified on command line take effect.
-       (linux_uclibc): Rename to linux_libc, initialize using DEFAULT_LIBC.
-       (mbionic): New.
-       (mglibc, muclibc): Update.
-
-       * config/alpha/linux-elf.h, config/rs6000/linux64.h,
-       * config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Update to use
-       DEFAULT_LIBC.
-
-       * doc/invoke.texi (-mglibc, -muclibc): Update.
-       (-mbionic): Document.
-
-2010-05-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
-
-       * c-common.h (c_register_addr_space): Add prototype.
-       (ADDR_SPACE_KEYWORD): Remove.
-       * c-common.c (c_register_addr_space): New function.
-       (c_addr_space_name): Reimplement.
-       (c_common_reswords): Do not include TARGET_ADDR_SPACE_KEYWORDS.
-
-       * config/spu/spu.h (TARGET_ADDR_SPACE_KEYWORDS): Remove.
-       (REGISTER_TARGET_PRAGMAS): Call c_register_addr_space.
-
-       * doc/tm.texi (Named Address Spaces): Mention c_register_addr_space.
-       Remove TARGET_ADDR_SPACE_KEYWORDS.
-
-2010-05-27  Joseph Myers  <joseph@codesourcery.com>
-
-       * input.c: New file.
-       * input.h (main_input_filename): Move declaration to toplev.h.
-       * toplev.c (input_location, line_table): Move to input.c
-       * toplev.h (main_input_filename): Move declaration from input.h.
-       * tree.c (expand_location): Move to input.c.
-       * Makefile.in (OBJS-common): Add input.o.
-       (input.o): Add dependencies.
-
-2010-05-27  Richard Guenther  <rguenther@suse.de>
-
-       * lto-wrapper.c (maybe_unlink_file): Ignore unlink failure
-       for non-existant files.
-       (fork_execute): Mark args_name file as deleted.
-
-2010-05-27  Kai Tietz  <kai.tietz@onevision.com>
-
-       PR bootstrp/44287
-       * c-lex.c (narrowest_unsigned_type): Check for NULL_TREE.
-       (narrow_signed_type): Likewise.
-
-2010-05-26  Jan Hubicka  <jh@suse.cz>
-
-       * cgraphunit.c (verify_cgraph_node): Do checking that DECL match
-       edge only when checking is enabled; check using former_clone_of;
-       check inline clones too.
-       (cgraph_materialize_clone): Record former_clone_of pointer.
-       (cgraph_redirect_edge_call_stmt_to_callee): Assert that we are not
-       combining redirections; dump args_to_skip bitmap
-       (cgraph_materialize_all_clones): Do no redirection here.
-       * ipa-inline.c (inline_transform): Do redirection here.
-       * cgraph.h (struct cgraph_node): Add former_clone_of filed (enabled
-       cheking only).
-
-2010-05-26  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * config/avr/avr-c.c: Do not include regs.h.
-       Include cpplib.h for cpp_define and tree.h for c-common.h.
-       * config/avr/avr-devices.c (avr_mcu_types): Fix initializer.
-       * config/avr/t-avr: Fix dependencies for avr-c.o.
-
-2010-05-26  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * explow.c (set_stack_check_libfunc): Adjust to accept name as a
-       string instead of SYMBOL_REF rtx.
-       * rtl.h (set_stack_check_libfunc): Move prototype from here...
-       * libfuncs.h: ...to here.  Adjust for explow.c change.
-
-2010-05-26  Joseph Myers  <joseph@codesourcery.com>
-
-       * pretty-print.c: Don't include ggc.h.
-       (identifier_to_locale_alloc, identifier_to_locale_free): Define.
-       (identifier_to_locale): Use them for allocation.
-       * pretty-print.h (identifier_to_locale_alloc,
-       identifier_to_locale_free): Declare.
-       * toplev.c (alloc_for_identifier_to_locale): New.
-       (general_init): Set identifier_to_locale_alloc and
-       identifier_to_locale_free.
-       * Makefile.in (pretty-print.o): Update dependencies.
-
-2010-05-26  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * gimple.c (gimple_types_compatible_p): Return 0 for aggregate and
-       pointer types if they have different alignment or mode.
-
-2010-05-26  Anatoly Sokolov  <aesok@post.ru>
-
-       * config/sparc/sparc.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
-       LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
-       * config/sparc/sparc-protos.h (function_value): Remove declaration.
-       * config/sparc/sparc.c (sparc_function_value, sparc_libcall_value,
-       sparc_function_value_regno_p): New functions.
-       (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
-       TARGET_FUNCTION_VALUE_REGNO_P): Define.
-       (function_value): Rename to...
-       (sparc_function_value_1): ... this. Make static. Change 'incoming_p'
-       argument to 'outgoing'.
-       (function_arg_record_value, function_arg_union_value,
-       function_arg_vector_value): Update comment.
-
-2010-05-26  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * dwarf2out.c (struct dw_fde_struct): Reorder flags.
-       (fde_needed_for_eh_p): New predicate.
-       (output_call_frame_info): Use it throughout to decide whether FDEs
-       are needed for EH purpose.
-       (dwarf2out_begin_prologue): Reorder assignments.
-
-2010-05-26  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * tree-if-conv.c (if_convertible_gimple_assign_stmt_p): Do not
-       special case loop->header.
-       (is_predicated): New.
-       (if_convertible_loop_p): Call it.
-
-2010-05-26  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * tree-if-conv.c (add_to_dst_predicate_list): Do not pass a statemet
-       iterator in parameter.  Do not generate code during the analysis.
-       (tree_if_convert_cond_stmt): Removed.
-       (tree_if_convert_stmt): Removed.
-       (predicate_bbs): New.
-       (if_convertible_loop_p): Call predicate_bbs.
-       (tree_if_conversion): Simplify the top-level logic as predicate_bbs
-       now contains all the analysis part.
-
-2010-05-26  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * tree-if-conv.c (tree_if_convert_cond_stmt): Do not remove
-       statements in the analysis part.
-       (tree_if_convert_stmt): Update comment.
-       (remove_conditions_and_labels): New.
-       (combine_blocks): Call remove_conditions_and_labels.
-       (tree_if_conversion): Update comment.
-
-2010-05-26  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * tree-if-conv.c (if_convertible_bb_p): Don't handle BBs with more
-       than 2 predecessors or more than 2 successors.
-
-2010-05-26  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * tree-if-conv.c (if_convertible_loop_p): Avoid if-conversion
-       of loops in which the data dependence analysis fails.
-
-2010-05-26  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * tree-if-conv.c (if_convertible_loop_p): Do not compute/free
-       CDI_POST_DOMINATORS.
-       (tree_if_conversion): Same.
-
-2010-05-26  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * tree-if-conv.c (tree_if_conversion): Do not return a bool.
-
-2010-05-26  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * tree-if-conv.c: Update copyright years.  Fix comments.
-       Fix indentation.
-
-2010-05-26  Kai Tietz  <kai.tietz@onevision.com>
-
-       * builtin-types.def (BT_INT128): New primitive type.
-       (BT_UINT128): Likewise.
-       * c-common.c (c_common_r): Add __int128 keyword.
-       (c_common_type_for_size): Handle __int128.
-       (c_common_type_for_mode): Likewise.
-       (c_common_signed_or_unsigned_type): Likewise.
-       (c_common_nodes_and_builtins): Add builtin type
-       if target supports 128-bit integer scalar.
-       * c-common.h (enum rid): Add RID_INT128.
-       * c-cppbuiltin.c (c_cpp_builtins): Define __SIZEOF_INT128__
-       if target supports 128-bit integer scalar.
-       * c-decl.c (declspecs_add_type): Handle new keyword __int128.
-       (finish_declspecs): Likewise.
-       * c-parser.c (c_token_starts_typename): Handle RID_INT128.
-       (c_token_starts_declspecs): Likewise.
-       (c_parser_declspecs): Likewise.
-       (c_parser_attributes): Likewise.
-       (c_parser_objc_selector): Likewise.
-       * c-pretty-print.c (pp_c_integer_constant): Handle __int128.
-       * c-tree.h (enum c_typespec_keyword): Add cts_int128.
-       * gimple.c (gimple_signed_or_unsigned_type): Handle int128 types.
-       * tree.c (make_or_reuse_type): Likewise.
-       (make_unsigned_type): Likewise.
-       (build_common_tree_nodes_2): Likewise.
-       * tree.h (enum integer_type_kind): Add itk_int128 and
-       itk_unsigned_int128.
-       (int128_integer_type_node): New define.
-       (int128_unsigned_type_node): New define.
-       * doc/extend.texi: Add documentation about __int128 type.
-
-2010-05-26  Richard Guenther  <rguenther@suse.de>
-
-       * tree-ssa-sccvn.c (copy_nary): Adjust.
-       (copy_phis): Rename to ...
-       (copy_phi): ... this.  Adjust.
-       (copy_references): Rename to ...
-       (copy_reference): ... this.  Adjust.
-       (process_scc): Use HTAB_FOR_EACH_ELEMENT to insert the
-       result into the valid table.
-
-2010-05-26  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * config/spu/spu-c.c: Do not include function.h, rtl.h, expr.h,
-       insn-config.h, insn-codes.h, recog.h, and optabs.h.
-
-2010-05-26  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
-
-       * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Remove.
-
-2010-05-26  Richard Guenther  <rguenther@suse.de>
-
-       * opts.c (common_handle_option): Handle OPT_Ofast.
-
-2010-05-26  Joseph Myers  <joseph@codesourcery.com>
-
-       * diagnostic.c: Don't include opts.h.
-       (permissive_error_option): Define.
-       (diagnostic_initialize): Take n_opts parameter.  Allocate memory
-       for classify_diagnostic.  Don't use memset for
-       classify_diagnostic.  Initialize new and recently added fields.
-       (diagnostic_classify_diagnostic): Use context->n_opts instead of
-       N_OPTS.
-       (diagnostic_report_diagnostic): Pass context parameter to
-       diagnostic_report_warnings_p.  Use option_enabled and option_name
-       hooks from context.
-       (emit_diagnostic): Use permissive_error_option.
-       (permerror): Likewise.
-       * diagnostic.h: Don't include options.h.
-       (struct diagnostic_context): Add n_opts, opt_permissive,
-       inhibit_warnings, warn_system_headers, option_enabled and
-       option_name fields.  Change classify_diagnostic to a pointer.
-       * opts-diagnostic.h: New file.
-       * opts.c: Include opts-diagnostic.h.
-       (common_handle_option): Set global_dc fields for -Wfatal-errors,
-       -Wsystem-headers, -fshow-column, -pedantic-errors and -w.
-       (option_name): New function.
-       * c-opts.c (c_common_init_options): Set global_dc->opt_permissive.
-       (c_common_handle_option): Set global_dc->permissive for
-       -fpermissive.
-       * c-common.c (c_cpp_error): Save and restore
-       global_dc->warn_system_headers, not variable warn_system_headers.
-       * toplev.c: Include opts-diagnostic.h.
-       (general_init): Update call to diagnostic_initialize.  Set
-       global_dc->show_column, global_dc->option_enabled and
-       global_dc->option_name.
-       (process_options): Don't set global_dc fields here.
-       * Makefile.in (DIAGNOSTIC_H): Remove options.h.
-       (diagnostic.o, opts.o, toplev.o): Update dependencies.
-
-2010-04-30  Hariharan Sandanagobalane  <hariharan@picochip.com>
-
-       * config/picochip/picochip.md (movsi): Split a movsi from a
-       const after reload.
-
-2010-05-26  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
-
-       * ggc-zone.c: Update copyright year.
-       (poison_region): Mark memory for Valgrind as undefined before
-       memset () call and inaccessible afterwards.
-       (ggc_pch_total_size): Change type of i to int.
-
-2010-05-26  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
-
-       * ggc-common.c (ggc_free_overhead): Allow empty slot.
-
-2010-05-26  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
-
-       * ggc-common.c: Update copyright year.
-       (ggc_rlimit_bound): Remove prototype.  Compile only if
-       !ENABLE_GC_CHECKING && !ENABLE_GC_ALWAYS_COLLECT.
-       (ggc_min_heapsize_heuristic): Compile only if !ENABLE_GC_CHECKING
-       && !ENABLE_GC_ALWAYS_COLLECT.  Make static.
-       (ggc_min_heapsize_heuristic): Likewise.
-
-2010-05-26  Richard Guenther  <rguenther@suse.de>
-
-       PR rtl-optimization/44164
-       * tree-ssa-alias.c (aliasing_component_refs_p): Fix the
-       no-common access-path disambiguation.
-       (indirect_ref_may_alias_decl_p): Adjust.
-       (indirect_refs_may_alias_p): Likewise.
-       (refs_may_alias_p_1): Likewise.
-
-2010-05-26  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * c-typeck.c: Do not include expr.h.
-
-2010-05-26  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * rtl.h (decl_default_tls_model): Move prototype from here...
-       * output.h: ...to here.
-       * c-decl.c: Do not include rtl.h.
-       * c-pragma.c: Likewise.
-       * c-parser.c: Likewise.
-       * c-gimplify.c: Likewise.  And also not hard-reg-set.
-       * c-common.c: Do not include rtl.h.  Include tm_p.h and add a
-       FIXME note for it.  Add a FIXME note for expr.h.
-       * config/i386/i386-protos.h (ix86_enum_va_list, ix86_fn_abi_va_list,
-       ix86_canonical_va_list_type): Make visible even if RTX_CODE is not
-       defined.
-
-2010-05-26  Jakub Jelinek  <jakub@redhat.com>
-
-       PR target/44199
-       * config/rs6000/rs6000.c (rs6000_emit_epilogue): If cfun->calls_alloca
-       or total_size is larger than red zone size for non-V4 ABI, emit a
-       stack_tie resp. frame_tie insn before stack pointer restore.
-       * config/rs6000/rs6000.md (frame_tie): New insn.
-
-2010-05-25  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * function.h (struct function): Add can_throw_non_call_exceptions bit.
-       * lto-streamer-in.c (input_function): Stream it in.
-       * lto-streamer-out.c (output_function): Stream it out.
-       * function.c (allocate_struct_function): Set it.
-       (expand_function_end): Substitute cfun->can_throw_non_call_exceptions
-       for flag_non_call_exceptions.
-       * cfgbuild.c (control_flow_insn_p): Likewise.
-       (make_edges): Likewise.
-       * cfgexpand.c (expand_stack_alignment): Likewise.
-       * combine.c (distribute_notes): Likewise.
-       * cse.c (cse_extended_basic_block): Likewise.
-       * except.c (insn_could_throw_p): Likewise.
-       * gcse.c (simple_mem): Likewise.
-       * ipa-pure-const.c (check_call): Likewise.
-       (check_stmt ): Likewise.
-       * lower-subreg.c (lower-subreg.c): Likewise.
-       * optabs.c (emit_libcall_block): Likewise.
-       (prepare_cmp_insn): Likewise.
-       * postreload-gcse.c (eliminate_partially_redundant_loads): Likewise.
-       * postreload.c (rest_of_handle_postreload): Likewise.
-       * reload1.c (reload_as_needed): Likewise.
-       (emit_input_reload_insns): Likewise.
-       (emit_output_reload_insns): Likewise.
-       (fixup_abnormal_edges): Likewise.
-       * sel-sched-ir.c (init_global_and_expr_for_insn): Likewise.
-       * store-motion.c (find_moveable_store): Likewise.
-       * tree-eh.c (stmt_could_throw_p): Likewise.
-       (tree_could_throw_p): Likewise.
-       * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
-       * config/arm/arm.c (arm_expand_prologue): Likewise.
-       (thumb1_expand_prologue): Likewise.
-       * config/rx/rx.md (cbranchsf4): Likewise.
-       (cmpsf): Likewise.
-       * config/s390/s390.c (s390_emit_prologue): Likewise.
-       * tree-inline.c (initialize_cfun): Copy can_throw_non_call_exceptions.
-       (inline_forbidden_into_p): New predicate.
-       (expand_call_inline): Use it to forbid inlining.
-       (tree_can_inline_p): Likewise.
-
-2010-05-25  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * config/i386/i386-c.c: Do not include rtl.h.
-       * config/i386/t-i386: Update dependencies.
-
-2010-05-25  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * attribs.c: Do not include rtl.h.
-       * Makefile.in: Update dependencies.
-
-2010-05-25  Anatoly Sokolov  <aesok@post.ru>
-
-       * double-int.h (double_int_and): New.
-       * combine.c (try_combine): Clean up, use double_int_* and
-       immed_double_int_const functions.
-
-2010-05-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * configure.ac (gcc_cv_as_ld_jalr_reloc): Redirect grep stdout,
-       stderr to /dev/null instead of grep -q.
-       * configure: Regenerate.
-
-2010-05-25  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * Makefile.in (EXCEPT_H): Fix typo.
-
-2010-05-25  Vladimir Makarov <vmakarov@redhat.com>
-
-       * ira-build.c (update_conflict_hard_reg_costs): New.
-       (ira_build): Call update_conflict_hard_reg_costs.
-
-2010-05-25  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/41371
-       * var-tracking.c (find_loc_in_1pdv): Guard asserts with
-       ENABLE_CHECKING.
-       (intersect_loc_chains): Walk the s2var's loc_chain together
-       with s1node chain as long as the locations are equal, don't
-       call find_loc_in_1pdv in that case.
-
-       PR debug/42801
-       * tree-inline.c (remap_decls): Remap DECL_VALUE_EXPR here...
-       (copy_bind_expr): ... instead of here.
-       (copy_tree_body_r): If id->remapping_type_depth clear TREE_BLOCK
-       if the block hasn't been remapped.
-       * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): When
-       emitting concrete instance of abstract VLA, add DW_AT_type attribute.
-
-2010-05-25  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/44069
-       * gimple-fold.c (maybe_fold_stmt_addition): Avoid generating
-       out-of-bounds array accesses.
-
-2010-05-25  Richard Guenther  <rguenther@suse.de>
-
-       * lto-wrapper.c (nr, input_names, output_names, makefile): Globalize.
-       (lto_wrapper_exit): Unlink all LTRANS temporary files on error.
-       (run_gcc): Re-organize to make cleanup easier.
-
-2010-05-25  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
-
-       * config/s390/s390.c (optimization_options): Fix and move the
-       flag_prefetch_loop_arrays override ...
-       (override_options): ... here.
-
-2010-05-25  Joseph Myers  <joseph@codesourcery.com>
-
-       * diagnostic.c: Don't include plugin.h.
-       (diagnostic_report_diagnostic): Don't handle plugins specially
-       here.  Pass context to internal_error callback.
-       * diagnostic.h (struct diagnostic_context): Add context parameter
-       to internal_error callback.
-       * plugin.c (warn_if_plugins, plugins_internal_error_function): New.
-       * plugin.h (struct diagnostic_context): Declare.
-       (warn_if_plugins, plugins_internal_error_function): Declare.
-       * toplev.c (general_init): Set global_dc->internal_error.
-       * Makefile.in (diagnostic.o): Update dependencies.
-
-2010-05-25 Iain Sandoe  <iains@gcc.gnu.org>
-
-       * config/rs6000/darwin64.h: Update DARWIN_ARCH_SPEC.
-       * config/rs6000/t-darwin64: New.
-       * config.gcc (powerpc64-*-darwin*): Use darwin.opts, t-darwin64,
-       build crt2.
-
-2010-05-25  Christian Borntraeger  <borntraeger@de.ibm.com>
-
-       PR 44203
-       * tree-ssa-loop-prefetch.c: Fix logic for step calculation to
-       match the original (and intended) behaviour before r159557.  This
-       changeset changed a=a+b*c to a=(a+b)*b which was obviously wrong
-       in two ways.
-
-2010-05-25  Richard Guenther  <rguenther@suse.de>
-
-       * doc/invoke.texi: Document -Ofast.
-       * target.h (struct gcc_target): Add handle_ofast.
-       * target-def.h (TARGET_HANDLE_OFAST): Add.
-       (TARGET_INITIALIZER): Adjust.
-       * opts.c (decode_options): Handle -Ofast.  Enable -ffast-math with it.
-       * common.opt (Ofast): Add.
-
-2010-05-25  Paolo Bonzini  <bonzini@gnu.org>
-
-       * doc/tm.texi (STORE_FLAG_VALUE): Do not refer to sCC patterns.
-       * doc/md.texi (cstoreXX4): Update for cond-optab changes.
-
-2010-05-25  Paolo Bonzini  <bonzini@gnu.org>
-
-       PR target/43610
-       * optabs.c (prepare_float_lib_cmp): Allow reversing the comparison
-       even if !FLOAT_LIB_COMPARE_RETURNS_BOOL.  Always compute true_rtx and
-       false_rtx.  Use false_rtx to compute the correct *ptest for reversed
-       comparisons for which !FLOAT_LIB_COMPARE_RETURNS_BOOL.
-
-2010-05-25  Jakub Jelinek  <jakub@redhat.com>
-
-       * dwarf2out.c (loc_descr_plus_const): When offset is negative, use
-       DW_OP_minus with negated offset instead of DW_OP_plus.
-       (loc_list_from_tree): Don't test whether second operand is INTEGER_CST.
-
-2010-05-25  Wei Guozhi  <carrot@google.com>
-
-       * config/arm/thumb2.md (thumb2_tlobits_cbranch): Add constraint to
-       tst instruction and a new alternative.
-       * config/arm/constraints.md (Pu): New constraint.
-
-2010-05-24  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * function.c (assign_stack_local_1): Initialize variable
-       to avoid warning when bootstrapping at -O3.
-
-2010-05-24  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * configure.ac (all_lang_makefiles): Remove everything related to it.
-       * configure: Regenerate.
-       * Makefile.in: Fix reference to ada Make-lang.in.
-       Remove support for LANG_MAKEFILES.
-
-2010-05-24  Daniel Jacobowitz  <dan@codesourcery.com>
-           Sandra Loosemore  <sandra@codesourcery.com>
-
-       * config/arm/neon-testgen.ml: Use dg-add-options arm_neon.
-       * doc/sourcebuild.texi (Effective-Target Keywords): Update arm_neon_ok
-       description.  Add arm_neon_fp16_ok.
-       (Add Options): Add arm_neon and arm_neon_fp16.
-
-2010-05-24  Joseph Myers  <joseph@codesourcery.com>
-
-       * diagnostic.c: Don't include flags.h.
-       (pedantic_warning_kind, permissive_error_kind): Take diagnostic
-       context parameters.  Check flags in the context passed as a parameter.
-       (diagnostic_build_prefix): Add context parameter.  Check
-       show_column flag in context.
-       (diagnostic_action_after_output): Check fatal_errors flag in context.
-       (diagnostic_report_current_module): Check show_column flag in context.
-       (default_diagnostic_starter): Update call to
-       diagnostic_build_prefix.
-       (diagnostic_report_diagnostic): Pass context to pedantic_warning_kind.
-       (emit_diagnostic): Pass context to permissive_error_kind.
-       (permerror): Pass context to permissive_error_kind.
-       * diagnostic.h (struct diagnostic_context): Add show_column,
-       pedantic_errors, permissive and fatal_errors fields.
-       (diagnostic_build_prefix): Update prototype.
-       * langhooks.c
-       * toplev.c (process_options): Set flags in global_dc from
-       flag_show_column, flag_pedantic_errors, flag_permissive,
-       flag_fatal_errors.
-       * tree-diagnostic.c (default_tree_diagnostic_starter): Update call
-       to diagnostic_build_prefix.
-       * Makefile.in (diagnostic.o): Update dependencies.
-
-2010-05-24  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * config/i386/ia32intrin.h (__crc32q): Define only if
-       __SSE4_2__ is defined.
-
-2010-05-24  Iain Sandoe  <iains@gcc.gnu.org>
-
-       PR target/44132
-       PR middle-end/43602
-       * varasm.c (get_emutls_init_templ_addr): Copy DECL_PRESERVE_P,
-       DECL_VISIBILITY_SPECIFIED.
-       (emutls_decl): Set DECL_PRESERVE_P and copy
-       DECL_VISIBILITY_SPECIFIED, DECL_RESTRICTED_P.
-       (emutls_finalize_control_var): New callback.
-       (emutls_finish): Finalize emutls control variables.
-       * toplev.c (compile_file): Move the call to emutls_finish ()
-       before varpool_assemble_pending_decls ().
-
-2010-05-24  Daniel Gutson  <dgutson@codesourcery.com>
-
-       * config/arm/lib1funcs.asm (__ARM_ARCH__): __ARM_ARCH_7EM__
-       added to the preprocessor condition.
-
-2010-05-24  Paul Brook  <paul@codesourcery.com>
-
-       * gengtype-lex.l: Add HARD_REG_SET.
-       * expr.c (expand_expr_real_1): Record writes to hard registers.
-       * function.c (rtl_data): Add asm_clobbers.
-       * ira.c (compute_regs_asm_clobbered): Use crtl->asm_clobbers.
-       (ira_setup_eliminable_regset): Remove regs_asm_clobbered.
-       Use crtl->asm_clobbers.
-
-2010-05-24  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
-
-       * doc/makefile.texi (Makefile): Mention stages 'profile'
-       and 'feedback' for profiledbootstrap.
-
-2010-05-23  H.J. Lu  <hongjiu.lu@intel.com>
-
-       PR target/44245
-       * config/i386/i386.c (def_builtin): Properly check
-       OPTION_MASK_ISA_64BIT.
-
-2010-05-23  Joseph Myers  <joseph@codesourcery.com>
-
-       * c-decl.c (diagnose_mismatched_decls): Give error for duplicate
-       typedefs with different but compatible types.  Allow duplicate
-       typedefs with the same type except for pedantic non-C1X, but give
-       warning for variably modified types.
-       * c-typeck.c (tagged_types_tu_compatible_p,
-       function_types_compatible_p, type_lists_compatible_p,
-       comptypes_internal): Add parameter different_types_p; set
-       *different_types_p for different but compatible types.  All
-       callers changed.
-       (comptypes_check_different_types): New.
-       * c-tree.h (comptypes_check_different_types): Declare.
-
-2010-05-23  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * regs.h: Do not include obstack.h, basic-block.h.  Include machmode.h.
-       * jump.c: Include basic-block.h.
-       * profile.c: Likewise.
-       * tree-profile.c: Likewise.
-       * coverage.c: Likewise.
-       * basic-block.h (optimize_function_for_size_p): Move to function.h.
-       (optimize_function_for_speed_p): Likewise.
-       * function.h (optimize_function_for_size_p,
-       optimize_function_for_speed_p): Moved here from basic-block.h.
-       * Makefile.in: Update dependencies.
-
-2010-05-23  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
-
-       * lto-wrapper.c (run_gcc): Unset MAKEFLAGS and MFLAGS
-       before calling make; allow override through $MAKE.
-       * doc/invoke.texi (Optimize Options): Document override.
-
-2010-05-23  Anatoly Sokolov  <aesok@post.ru>
-
-       * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): New.
-       (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
-       (rs6000_mode_dependent_address_ptr): Make static.
-       * config/rs6000/rs6000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
-       * config/rs6000/rs6000-protos.h (rs6000_mode_dependent_address_ptr):
-       Remove.
-
-2010-05-23  Maarten Lankhorst  <mlankhorst@codeweavers.com>
-
-       PR target/43869
-       * config/i386/i386.c: Make sure that the correct regparm is passed.
-
-2010-05-23  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * sbitmap.h (sbitmap_ptr, const_sbitmap_ptr): Move from here...
-       * sbitmap.c: ...to here to internalize sbitmap element access.
-       Do not include tm.h, rtl.h, flags.h, hard-reg-set.h, and obstack.h.
-       Explain why basic-block.h is included.
-       * function.h: Include tm.h for CUMULATIVE_ARGS.
-       * Makefile.in: Update dependencies.
-
-2010-05-22  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * coretypes.h (struct simple_bitmap_def, sbitmap, const_sbitmap):
-       New core types.
-       * sbitmap.h (struct sbitmap_def): Do not typedef here.
-       * sbitmap.c: Include sbitmap.h.
-       * basic-block.h: Do not include bitmap.h, sbitmap.h, partition.h,
-       hard-reg-set.h.  Split everything related to regsets out from here...
-       * regset.h: ...to here.  New file.
-       * df.h: Include regset.h and sbitmap.h.
-       * tree-flow.h: Likewise.
-       * cfgloop.h: Likewise.
-       * except.h: Do not include sbitmap.h.  Include hashtab.h.
-       * cgraph.h: Include vec.h and function.h.
-       * reload.h (struct insn_chain): Change types of live_throughout
-       and dead_or_set from regset_head to bitmap_head.
-       (compute_use_by_pseudos): Be defined also if regset.h is not included.
-       * ira-int.h (struct ira_spilled_reg_stack_slot): Change type of
-       spilled_regs from regset_head to bitmap_head to avoid dependency
-       in regset.h.
-       * sel-sched-ir.h: Include regset.h.
-       * reload.c: Include df.h before reload.h.
-       * caller-save.c: Likewise.
-       * reload1.c: Likewise.
-       * ira.c: Likewise.
-       (mark_elimination): Update type of r to bitmap, consistent with
-       DF_LR_IN.
-       * dominance.c: Include bitmap.h.
-       * modulo-sched.c: Include df.h.
-       * cfganal.c: Include bitmap.h and sbitmap.h.
-       * cfgbuild.c: Include sbitmap.h.
-       * lcm.c: Include sbitmap.h.
-       * gcse.c (alloc_gcse_mem): Allocate regset with ALLOC_REG_SET.
-       * domwalk.c: Include sbitmap.h, exclude ggc.h.
-       * cfgexpand.c: Inlcude bitmap.h and sbitmap.h.
-       * cselib.c: Include bitmap.h.
-       * tree-optimize.c: Include regset.h.
-       * stmt.c: Include bitmap.h.
-       * Makefile.in: Update dependencies.
-
-2010-05-22  Jan Hubicka  <jh@suse.cz>
-
-       * cgraph.h (struct varpool_node): Add same_comdat_group.
-       * lto-cgrpah.c (lto_output_varpool_node): Output same_comdat_group
-       pointer.
-       (output_varpool): Update call of lto_output_varpool_node.
-       (input_varpool): Read same_comdat_group pointer.
-       (input_varpool_1): Fixup same_comdat_group pointer.
-       * ipa.c (cgraph_remove_unreachable_nodes): WHen one of same comdat
-       group is needed, all are.
-       * varpool.c (varpool_remove_node): Remove node from same comdat group
-       linklist too.
-       (varpool_analyze_pending_decls): Walk same comdat groups.
-
-2010-05-22  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * rtl.h (union rtunion_def): Remove rt_bit member.
-       (XBITMAP, X0BITMAP, XCBITMAP): Remove.
-       * print-rtl (print_rtx): Do not print the member.
-       * gengtype.c (adjust_field_rtx_def): Do not handle it.
-       * gengenrtl.c (type_from_format): Likewise.
-       (accessor_from_format): Likewise.
-
-2010-05-22  Joseph Myers  <joseph@codesourcery.com>
-
-       * dbgcnt.c: Include toplev.h instead of errors.h.
-       * ira-emit.c: Don't include errors.h.
-       * ira.c: Include toplev.h instead of errors.h.
-       * lto-compress.c: Include toplev.h instead of errors.h.
-       * Makefile.in (lto-compress.o, lto-streamer-out.o, ira-emit.o,
-       ira.o, dbgcnt.o): Update dependencies.
-
-2010-05-22  Richard Guenther  <rguenther@suse.de>
-
-       * gimple.c (gimple_types_compatible_p): Check type qualifications
-       before merging pointer to complete and pointer to incomplete type.
-       * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
-       we use our own resolution algorithm.  The gold linker plugin
-       doesn't do the job we want it to do here.
-
-2010-05-22  Anatoly Sokolov  <aesok@post.ru>
-
-       * config/sparc/sparc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
-       * config/sparc/sparc.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
-       (sparc_mode_dependent_address_p): New function.
-
-2010-05-21  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * Makefile.in: Fix c-pch.o and ggc-common.o dependencies on timevars.
-
-       * timevar.c: Do not include any core headers.
-       (timevar_print): De-i18n-ize.
-       (print_time): Likewise.
-       * timevar.h (timevar_push, timevar_pop): Make inline functions.
-
-2010-05-21  Joseph Myers  <joseph@codesourcery.com>
-
-       * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or
-       langhooks-def.h.
-       (diagnostic_initialize): Initialize x_data not last_function.
-       (diagnostic_report_current_function): Move to tree-diagnostic.c.
-       (default_diagnostic_starter): Call
-       diagnostic_report_current_module not
-       diagnostic_report_current_function.
-       (diagnostic_report_diagnostic): Initialize x_data not
-       abstract_origin.
-       (verbatim): Likewise.
-       * diagnostic.h (struct diagnostic_info): Change abstract_origin to
-       x_data.
-       (struct diagnostic_context): Change last_function to x_data.
-       (diagnostic_auxiliary_data): Replace with
-       diagnostic_context_auxiliary_data and
-       diagnostic_info_auxiliary_data.
-       (diagnostic_last_function_changed, diagnostic_set_last_function,
-       diagnostic_report_current_function): Move to tree-diagnostic.h.
-       (print_declaration, dump_generic_node, print_generic_stmt,
-       print_generic_stmt_indented, print_generic_expr,
-       print_generic_decl, debug_c_tree, dump_omp_clauses,
-       print_call_name, debug_generic_expr, debug_generic_stmt,
-       debug_tree_chain, default_tree_printer): Move to
-       tree-pretty-print.h.
-       (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq,
-       print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to
-       gimple-pretty-print.h.
-       * pretty-print.c: Don't include tree.h
-       (pp_base_format): Don't handle %K here.
-       (pp_base_tree_identifier): Move to tree-pretty-print.c.
-       * pretty-print.h (text_info): Change abstract_origin to x_data.
-       (pp_tree_identifier, pp_unsupported_tree,
-       pp_base_tree_identifier): Move to tree-pretty-print.h.
-       * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h,
-       tree-pretty-print.h: New files.
-       * tree-pretty-print.c: Include tree-pretty-print.h.
-       (percent_K_format): New.  Moved from pretty-print.c.
-       (pp_base_tree_identifier): Move from pretty-print.c.
-       * c-objc-common.c: Include tree-pretty-print.h.
-       (c_tree_printer): Handle %K here.
-       * langhooks.c: Include tree-diagnostic.h.
-       (lhd_print_error_function): Use diagnostic_abstract_origin macro.
-       * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h.
-       (default_tree_printer): Handle %K using percent_K_format.
-       (general_init): Use default_tree_diagnostic_starter.
-       * tree.c: Include tree-diagnostic.h and tree-pretty-print.h.
-       (free_lang_data): Use default_tree_diagnostic_starter.
-       * c-pretty-print.c: Include tree-pretty-print.h.
-       * cfgexpand.c: Include tree-pretty-print.h and gimple-pretty-print.h.
-       * cgraphunit.c: Include tree-pretty-print.h and gimple-pretty-print.h.
-       * dwarf2out.c: Include tree-pretty-print.h.
-       * except.c: Include tree-pretty-print.h.
-       * gimple-pretty-print.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * gimplify.c: Include tree-pretty-print.h.
-       * graphite-poly.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * ipa-cp.c: Include tree-pretty-print.h.
-       * ipa-inline.c: Include gimple-pretty-print.h.
-       * ipa-prop.c: Include tree-pretty-print.h and gimple-pretty-print.h.
-       * ipa-pure-const.c: Include gimple-pretty-print.h.
-       * ipa-struct-reorg.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * ipa-type-escape.c: Include tree-pretty-print.h.
-       * print-rtl.c: Include tree-pretty-print.h.
-       * print-tree.c: Include gimple-pretty-print.h.
-       * sese.c: Include tree-pretty-print.h.
-       * tree-affine.c: Include tree-pretty-print.h.
-       * tree-browser.c: Include tree-pretty-print.h.
-       * tree-call-cdce.c: Include gimple-pretty-print.h.
-       * tree-cfg.c: Include tree-pretty-print.h and gimple-pretty-print.h.
-       * tree-chrec.c: Include tree-pretty-print.h.
-       * tree-data-ref.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-dfa.c: Include tree-pretty-print.h.
-       * tree-if-conv.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-inline.c: Include tree-pretty-print.h.
-       * tree-into-ssa.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-nrv.c: Include tree-pretty-print.h.
-       * tree-object-size.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-outof-ssa.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-parloops.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-predcom.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-scalar-evolution.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-sra.c: Include tree-pretty-print.h.
-       * tree-ssa-address.c: Include tree-pretty-print.h.
-       * tree-ssa-alias.c: Include tree-pretty-print.h.
-       * tree-ssa-ccp.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-ssa-coalesce.c: Include tree-pretty-print.h.
-       * tree-ssa-copy.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-ssa-copyrename.c: Include tree-pretty-print.h.
-       * tree-ssa-dce.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-ssa-dom.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-ssa-dse.c: Include gimple-pretty-print.h.
-       * tree-ssa-forwprop.c: Include tree-pretty-print.h.
-       * tree-ssa-ifcombine.c: Include tree-pretty-print.h.
-       * tree-ssa-live.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-ssa-loop-im.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-ssa-loop-niter.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h.
-       * tree-ssa-math-opts.c: Include gimple-pretty-print.h.
-       * tree-ssa-operands.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-ssa-phiprop.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-ssa-pre.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-ssa-propagate.c: Include gimple-pretty-print.h.
-       * tree-ssa-reassoc.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-ssa-sccvn.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-ssa-sink.c: Include gimple-pretty-print.h.
-       * tree-ssa-ter.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-ssa-uninit.c: Include gimple-pretty-print.h.
-       * tree-ssa.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-stdarg.c: Include gimple-pretty-print.h.
-       * tree-switch-conversion.c: Include gimple-pretty-print.h.
-       * tree-tailcall.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-vect-data-refs.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-vect-loop-manip.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-vect-loop.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-vect-patterns.c: Include gimple-pretty-print.h.
-       * tree-vect-slp.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-vect-stmts.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * tree-vectorizer.c: Include tree-pretty-print.h.
-       * tree-vrp.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * value-prof.c: Include tree-pretty-print.h and
-       gimple-pretty-print.h.
-       * var-tracking.c: Include tree-pretty-print.h.
-       * Makefile.in (OBJS-common): Add tree-diagnostic.o.
-       (tree-diagnostic.o): New dependencies.
-       (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o,
-       tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o,
-       tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o,
-       tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o,
-       tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o,
-       tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o,
-       tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
-       tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o,
-       tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o,
-       tree-ssa-address.o, tree-ssa-loop-niter.o,
-       tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o,
-       tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o,
-       tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o,
-       gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o,
-       tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o,
-       tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o,
-       tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o,
-       tree-parloops.o, tree-stdarg.o, tree-object-size.o,
-       gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o,
-       toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o,
-       ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o,
-       ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o,
-       tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o,
-       tree-switch-conversion.o, var-tracking.o, value-prof.o,
-       cfgexpand.o, pretty-print.o): Update dependencies.
-
-2010-05-22  Andreas Tobler  <andreast@fgznet.ch>
-
-       * tree-ssa-structalias.c: Remove tm_p.h from include.
-
-2010-05-21  Jeff Law  <law@redhat.com>
-
-       * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Fix typo.
-
-2010-05-21  Jason Merrill  <jason@redhat.com>
-
-       * tree-eh.c (cleanup_is_dead_in): New.
-       (lower_try_finally): Don't generate a dead cleanup region.
-       (lower_cleanup): Likewise.
-
-2010-05-21  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/44223
-       * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
-       unchain each use from the cyclic next_regno_use chain first.
-
-2010-05-21  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * real: Do not include gmp.h, mpfr.h, and mpc.h.
-       (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
-       (real_value_negate, real_value_abs): New prototypes.
-       (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
-       * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
-       new include file for interface between MPFR and REAL_VALUE_TYPE.
-       * real.c: Include realmpfr.h.
-       (real_arithmetic2): Remove legacy function.
-       (real_value_negate): New.
-       (real_value_abs): New.
-       (mfpr_from_real, real_from_mpfr): Move from here...
-       * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
-       * builtins.c: Include realmpfr.h.
-       * fold-const.c: Include realmpfr.h.
-       (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
-       (fold_negate_const): Likewise.
-       (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
-       * toplev.c: Include realmpfr.h.
-       * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
-       and real_value_negate.
-       * fixed-value.c (check_real_for_fixed_mode): Likewise.
-       * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
-       (vfp3_const_double_index): Likewise.
-       (arm_print_operand): Likewise.
-       * Makefile.in: Update dependencies.
-
-2010-05-21  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
-
-       * config/s390/s390.c (override_options): Increase the default
-       of max-completely-peel-times.
-
-2010-05-21  Julian Brown  <julian@codesourcery.com>
-           Mark Mitchell  <mark@codesourcery.com>
-
-       * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
-       sibling calls for Thumb-1.
-       * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
-       * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
-       Thumb-2.
-       (*call_insn, *call_value_insn): Don't use for Thumb-2.
-       (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
-       for Thumb-2.
-       (return): New expander.
-       (*arm_return): New name for ARM return insn.
-       * config/arm/thumb2.md (*thumb2_return): New insn pattern.
-
-2010-05-19  Joel Sherrill <joel.sherrill@oarcorp.com>
-
-       * config.gcc (sparc64-*-rtems*): New target.
-
-2010-05-21  Nathan Froyd  <froydnj@codesourcery.com>
-
-       * tree.c (build_function_decl_skip_args): Fix grammar.
-       (build_function_type_list_1): Fix typos, adjust formatting.
-
-2010-05-21  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * tree.h: Include real.h and fixed-value.h as basic datatypes.
-       * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
-       tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
-       tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
-       tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
-       genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
-       tree-pretty-print.c, tree-loop-distribution.c,
-       tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
-       tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
-       tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
-       tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
-       tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
-       tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
-       tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
-       tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
-       tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
-       tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
-       genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
-       tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
-       gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
-       tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
-       tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
-       store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
-       tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
-       tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
-       tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
-       tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
-       fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
-       tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
-       config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
-       config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
-       config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
-       config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
-       config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
-       config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
-       config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
-       config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
-       config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
-       config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
-       config/score/score7.c, config/score/score.c, config/arm/arm.c,
-       config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
-       config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
-       config/bfin/bfin.c: Clean up redundant includes.
-       * Makefile.in: Update accordingly.
-
-2010-05-21  Nathan Froyd  <froydnj@codesourcery.com>
-
-       PR middle-end/44204
-       * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
-       statement has no arguments.
-
-2010-05-21  Kai Tietz  <kai.tietz@onevision.com>
-
-       PR/44139
-       * varasm.c (emutls_decl): Merge attributes to new decl.
-
-2010-05-21  Eric Botcazou  <ebotcazou@adacore.com>
-
-       PR middle-end/44101
-       * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
-       around the uniquized constructor if its type requires a conversion.
-
-2010-05-21  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/44205
-       * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
-       at -O0 goto_locus of any of the incoming edges differs from
-       goto_locus of outgoing edge, or gimple_location of any of the
-       labels differs.
-
-2009-09-14  Vladimir Makarov <vmakarov@redhat.com>
-
-       * ira.c (ira_non_ordered_class_hard_regs): Define.
-       (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
-       * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
-       * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
-       cost of unaligned hard regs when allocating multi-reg pseudos.
-
-2010-05-20  Richard Sandiford  <rdsandiford@googlemail.com>
-
-       * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
-       * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
-       for TARGET_NO_FLOAT.
-       * config/mips/mips.c (mips_file_start): Expand conditional expression
-       into "if" statements.  Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
-       (mips_override_options): Move -mno-float override -msoft-float and
-       -mhard-float.
-       * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
-       Condition(TARGET_SUPPORTS_NO_FLOAT).
-       * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
-       __mips_no_float here.
-       (SUBTARGET_OVERRIDE_OPTIONS): Delete.
-       (TARGET_SUPPORTS_NO_FLOAT): Define.
-       * config/mips/sdemtk.opt: Delete.
-
-2010-05-20  Segher Boessenkool  <segher@kernel.crashing.org>
-
-       * ipa-prop.c (compute_complex_ancestor_jump_func): Bail out if !cond.
-
-2010-05-20  Uros Bizjak  <ubizjak@gmail.com>
-
-       PR target/43733
-       * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
-       * configure: Regenerate.
-       * config.in: Regenerate.
-       * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
-       instead of sahf only for 64bit targets.
-
-2010-05-20  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/44178
-       * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
-       setup_ref_regs for DEBUG_INSNs.
-
-2010-05-20  Jan Hubicka  <jh@suse.cz>
-
-       PR middle-end/44197
-       * varpool.c (varpool_remove_node): Handle in-varpool aliases.
-
-2010-05-20  Kenneth Zadeck  <zadeck@naturalbridge.com>
-
-       PR bootstrap/43870
-       * df-scan.c (df_ref_compare): Stabilize sort.
-
-2010-05-20  Jakub Jelinek  <jakub@redhat.com>
-
-       * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
-       argument.  Don't use DW_OP_piece if offset is non-zero,
-       put offset into second DW_OP_bit_piece argument.
-       (dw_sra_loc_expr): Adjust callers.  For memory expressions
-       compute offset.
-
-2010-05-20  Hans-Peter Nilsson  <hp@axis.com>
-
-       PR target/44202
-       * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
-       settings for 16-bit-constant "addo" alternative.
-
-2010-05-19  James E. Wilson  <wilson@codesourcery.com>
-
-       * config/mips/mips-dsp.md (add<DSPV:mode>3,
-       mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
-
-       PR target/43764
-       * mips.c (mips_call_expr_from_insn): New arg second_call.  Set it.
-       (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
-       Use it.
-
-2010-05-19  Joseph Myers  <joseph@codesourcery.com>
-
-       * diagnostic.c (FLOAT, FFS): Don't undefine.
-       * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
-       * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
-       include ordering.
-
-2010-05-19  Richard Sandiford  <rdsandiford@googlemail.com>
-
-       * combine.c (propagate_for_debug): Call make_compound_operation
-       on the source value.
-       (try_combine): When implementing a split chosen by find_split_point,
-       either copy i2src or set it to null.  Assert that i2src is not null
-       before substituting into CALL_INSN_FUNCTION_USAGE.
-
-2010-05-19  Anatoly Sokolov  <aesok@post.ru>
-
-       * double-int.h (double_int_ior): New function.
-       * tree.h (build_int_cst_wide_type): Remove.
-       * tree.c (build_int_cst_wide_type): Remove.
-       * fold-const.c (native_interpret_int): Use double_int_to_tree instead
-       of build_int_cst_wide_type.
-       * stor-layout.c (set_sizetype): (Ditto.).
-       * dojump.c (do_jump): Use build_int_cstu instead of
-       build_int_cst_wide_type.
-
-2010-05-19  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
-       * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
-       (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
-       * gimplify.c (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
-       TARGET_EXPR nodes, but only once, if instructed to do so.  Do not
-       propagate the 'data' argument to copy_tree_r.
-       (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
-       Propagate 'data' argument to walk_tree.
-       (copy_if_shared): New function.
-       (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
-       (unmark_visited): New function.
-       (unshare_body): Call copy_if_shared instead of doing it manually.
-       (unvisit_body): Call unmark_visited instead of doing it manually.
-
-2010-05-19  Nathan Froyd  <froydnj@codesourcery.com>
-
-       * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
-       (hook_tree_tree_int_treep_bool_null): ...this.  Update signature.
-       * hooks.c: Likewise.
-       * target-def.h (TARGET_FOLD_BUILTIN): Define to
-       hook_tree_tree_int_treep_bool_null.
-       * target.h (struct gcc_target): Update signature of fold_builtin
-       field.
-       * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
-       * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
-       instead of the call expression.
-       (fold_builtin_call_array): Pass n and argarray directly.
-       (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
-       consing a list.
-       * config/alpha/alpha.c (alpha_fold_builtin): Update signature.  Lift
-       MAX_ARGS check out of the loop.  Delete declaration of `arity', declare
-       `i' and use it in place of `arity'.
-       * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
-       Dereference `args' directly.
-       * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
-
-2010-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * doc/sourcebuild.texi (Effective-Target Keywords): Document
-       3dnow, sse3, sse2.
-       (Directives): Document optional dg-require-effective-target
-       selector.
-
-2010-05-19  Richard Guenther  <rguenther@suse.de>
-
-       PR lto/44196
-       * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
-
-2010-05-19  Richard Guenther  <rguenther@suse.de>
-
-       * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
-       * common.opt (fwhopr=): New.
-       * opts.c (common_handle_option): Handle OPT_fwhopr.
-       * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
-       * collect2.c (main): Match -fwhopr*.
-       * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
-       Execute ltrans stage in parallel when jobs is bigger than 1.
-
-2010-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
-       pentiumpro on Solaris 8/x86 with Sun as.
-       * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
-       hidden alias bug.
-       (gcc_cv_as_ix86_quad): Check for .quad directive.
-       * configure: Regenerate.
-       * config.in: Regenerate.
-       * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
-
-2010-05-19  Martin Jambor  <mjambor@suse.cz>
-
-       * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
-       also for indirect edges.  Actual printing moved...
-       (ipa_print_node_jump_functions_for_edge): ...here.
-       (ipa_compute_jump_functions): Renamed to
-       ipa_compute_jump_functions_for_edge and made static.
-       (ipa_compute_jump_functions): New function.
-       (make_edge_direct_to_target): Check if the number of arguments on
-       the newly direct edge is the same as the number of parametrs of
-       the callee.
-       * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
-       ipa_compute_jump_functions.  Call ipa_analyze_params_uses.
-       * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
-       analysis functions unconditionally, call the new
-       ipa_analyze_params_uses on the node instead of every edge.
-
-2010-05-19  Christian Borntraeger  <borntraeger@de.ibm.com>
-
-       * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
-       to tree.
-       (dump_mem_ref): Adopt debug code to handle a tree as step.  This
-       also checks for a constant int vs.  non-constant but
-       loop-invariant steps.
-       (find_or_create_group): Change the sort algorithm to only consider
-       steps that are constant ints.
-       (idx_analyze_ref): Adopt code to handle a tree instead of a
-       HOST_WIDE_INT for step.
-       (gather_memory_references_ref): Handle tree instead of int and be
-       prepared to see a NULL_TREE.
-       (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
-       prefetches if the step cannot be calculated at compile time.
-       (issue_prefetch_ref): Issue prefetches for non-constant but
-       loop-invariant steps.
-
-2010-05-18  Nathan Froyd  <froydnj@codesourcery.com>
-
-       Revert:
-       2010-05-18  Nathan Froyd  <froydnj@codesourcery.com>
-
-       * tree.h (build_call_list): Remove.
-       * tree.c (build_call_list): Remove.
-
-2010-05-18  Nathan Froyd  <froydnj@codesourcery.com>
-
-       * tree.h (build_call_list): Remove.
-       * tree.c (build_call_list): Remove.
-
-2010-05-18  Jan Hubicka  <jh@suse.cz>
-
-       * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
-
-2010-05-18  Vladimir Makarov  <vmakarov@redhat.com>
-
-       PR rtl-optimization/43332
-       * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
-
-2010-05-18  Anatoly Sokolov  <aesok@post.ru>
-
-       * tree.h (build_int_cstu): Implement as static inline.
-       * tree.c (build_int_cstu): Remove function.
-       (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
-       sign extended.
-
-2010-05-18  Richard Guenther  <rguenther@suse.de>
-
-       PR lto/44143
-       * lto-wrapper.c (verbose): New variable.  Initialize from -v.
-       (debug): Initialize from -save-temps.
-       (collect_execute): Print command-line when verbose.
-       (run_gcc): Always use COLLECT_GCC_OPTIONS.  Use fork_execute
-       for ltrans invocation.  Produce -dumpbase flag again.
-       (process_args): Remove.
-       (main): Simplify.
-       * collect2.c (maybe_run_lto_and_relink): Only pass object
-       files to lto-wrapper.
-       * gcc.c (LINK_COMMAND_SPEC): Likewise.
-
-2010-05-18  Jan Hubicka  <jh@suse.cz>
-
-       * opts.c (decode_options): Do not disable whopr at ipa_cp.
-       * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
-
-2010-05-18  Steven Bosscher  <steven@gcc.gnu.org>
-
-       PR lto/44184
-       * lto-streamer-out.c (output_gimple_stmt): Output number of labels
-       in a GIMPLE_ASM.
-       * lto-streamer-in.c (input_gimple_stmt): Read number of labels
-       in a GIMPLE_ASM.
-
-2010-05-18  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/41371
-       * var-tracking.c (find_loc_in_1pdv): Add a few checks from
-       rtx_equal_p inline.
-
-2010-05-18  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
-       lto-macho as lto_binary_reader.
-
-       * darwin.c (darwin_asm_named_section): Do not add assembler comment
-       after .section directive; just print it before the directive instead.
-
-2010-05-17  Jan Hubicka  <jh@suse.cz>
-
-       * cgraph.c (cgraph_create_virtual_clone): Only check
-       versionable_function_p when not in wpa and checking is enabled.
-       * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
-       there are no more functions to materialize.
-
-2010-05-17  Jan Hubicka  <jh@suse.cz>
-
-       * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
-       * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
-       New functions.
-       (output_cgraph): Call output_cgraph_opt_summary.
-       (input_cgrpah): Call input_cgraph_opt_summary.
-       (output_cgraph_opt_summary_p, output_node_opt_summary,
-       input_node_opt_summary, input_cgraph_opt_section): New functions.
-       * lto-section-in.c (lto_section_name): Add cgraphopt.
-       * tree-inline.c (tree_function_versioning): Handle parm_num.
-       * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
-       * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
-
-2010-05-17  Changpeng Fang  <changpeng.fang@amd.com>
-
-       * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
-       * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
-       the insn to prefetch ratio heuristic to loops with known trip count.
-
-2010-05-17  Changpeng Fang  <changpeng.fang@amd.com>
-
-       * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
-       (schedule_prefetches): Do not generate a prefetch if the unroll factor
-       is far from what is required by the prefetch.
-
-2010-05-17  Jan Hubicka  <jh@suse.cz>
-
-       * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
-       (ipcp_estimate_growth): Likewise.
-       (ipcp_const_param_count): Likewise.
-       (ipcp_insert_stage): Likewise.
-       * ipa-prop.c (visit_load_for_mod_analysis): New function.
-       (visit_store_addr_for_mod_analysis): Set used flag.
-       (ipa_detect_param_modifications): Set used flag for SSE params;
-       update use of walk_stmt_load_store_addr_ops.
-       (ipa_print_node_params): Print used flag.
-       (ipa_write_node_info): Stream used flag.
-       (ipa_read_node_info): Likewise.
-       * ipa-prop.h (struct ipa_param_descriptor): Add used field.
-       (ipa_is_param_used): New function.
-       (lto_ipa_fixup_call_notes): Remove unused declaration.
-
-2010-05-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       PR target/44074
-       * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
-       * configure: Regenerate.
-       * config.in: Regenerate.
-       * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
-       !HAVE_AS_IX86_REP_LOCK_PREFIX.
-       Don't emit whitespace.
-       * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
-       (*rep_movsi): Likewise.
-       (*rep_movsi_rex64): Likewise.
-       (*rep_movqi): Likewise.
-       (*rep_movqi_rex64): Likewise.
-       (*rep_stosdi_rex64): Likewise.
-       (*rep_stossi): Likewise.
-       (*rep_stossi_rex64): Likewise.
-       (*rep_stosqi): Likewise.
-       (*rep_stosqi_rex64): Likewise.
-       (*cmpstrnqi_nz_1): Use {%;} after repz.
-       (*cmpstrnqi_nz_rex_1): Likewise.
-       (*cmpstrnqi_1): Likewise.
-       (*cmpstrnqi_rex_1): Likewise.
-       (*strlenqi_1): Use {%;} after repnz.
-       (*strlenqi_rex_1): Likewise.
-       * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
-       (*sync_compare_and_swap<mode>): Likewise.
-       (sync_double_compare_and_swap<mode>): Likewise.
-       (*sync_double_compare_and_swapdi_pic): Likewise.
-       (sync_old_add<mode>): Likewise.
-       (sync_add<mode>): Likewise.
-       (sync_sub<mode>): Likewise.
-       (sync_<code><mode>): Likewise.
-
-2010-05-17  Martin Jambor  <mjambor@suse.cz>
-
-       * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
-       otr_token and polymorphic.
-       * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
-       (cgraph_clone_edge): Copy the above fields.
-       * tree.c (get_binfo_at_offset): New function.
-       * tree.h (get_binfo_at_offset): Declare.
-       * ipa-prop.h (enum jump_func_type): Added known_type jump function
-       type, reordered items, updated comments.
-       (union jump_func_value): Added base_type field, reordered fields.
-       (enum ipa_lattice_type): Moved down in the file.
-       (struct ipa_param_descriptor): New field polymorphic.
-       (ipa_is_param_polymorphic): New function.
-       * ipa-prop.c: Include gimple.h and gimple-fold.h.
-       (ipa_print_node_jump_functions): Print known type jump functions.
-       (compute_complex_pass_through): Renamed to...
-       (compute_complex_assign_jump_func): this.
-       (compute_complex_ancestor_jump_func): New function.
-       (compute_known_type_jump_func): Likewise.
-       (compute_scalar_jump_functions): Create known type and complex ancestor
-       jump functions.
-       (ipa_note_param_call): New parameter polymorphic, set the corresponding
-       flag in the call note accordingly.
-       (ipa_analyze_call_uses): Renamed to...
-       (ipa_analyze_indirect_call_uses): this.  New parameter target, define
-       variable var only in the block where it is used.
-       (ipa_analyze_virtual_call_uses): New function.
-       (ipa_analyze_call_uses): Likewise.
-       (combine_known_type_and_ancestor_jfs): Likewise.
-       (update_jump_functions_after_inlining): Implemented handling of a
-       number of new jump function types combination.
-       (print_edge_addition_message): Removed.
-       (make_edge_direct_to_target): New function.
-       (try_make_edge_direct_simple_call): Likewise.
-       (try_make_edge_direct_virtual_call): Likewise.
-       (update_call_notes_after_inlining): Renamed to...
-       (update_indirect_edges_after_inlining): this.  Moved edge creation for
-       indirect calls to try_make_edge_direct_simple_call, also calls
-       try_make_edge_direct_virtual_call for virtual calls.
-       (ipa_print_node_params): Changed the header message.
-       (ipa_write_jump_function): Stream also known type jump functions.
-       (ipa_read_jump_function): Likewise.
-       (ipa_write_indirect_edge_info): Stream new fields in
-       cgraph_indirect_call_info.
-       (ipa_read_indirect_edge_info): Likewise.
-       * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
-       GIMPLE_FOLD_H.
-
-2010-05-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
-
-2010-05-17  Nathan Froyd  <froydnj@codesourcery.com>
-
-       * tree.h (CALL_EXPR_ARGS): Delete.
-       (call_expr_arglist): Delete.
-       * tree.c (call_expr_arglist): Delete.
-       * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
-       targetm.fold_builtin.
-       * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
-       Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
-       * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
-       arglist parameter.  Use CALL_EXPR_ARG.
-       (picochip_expand_builtin_3op): Likewise.
-       (picochip_expand_builtin_2opvoid): Likewise.
-       (picochip_expand_array_get): Likewise.
-       (picochip_expand_array_put): Likewise.
-       (picochip_expand_array_testport): Likewise.
-       (picochip_expand_builtin): Don't call CALL_EXPR_ARGS.  Pass exp
-       rather than arglist.
-       * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
-       CALL_EXPR_ARGS.
-       * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
-       than TREE_VALUE and TREE_CHAIN.
-       * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
-       * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
-       the arglist.
-
-2010-05-17  Jakub Jelinek  <jakub@redhat.com>
-
-       PR bootstrap/42347
-       * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
-       to have no fallthru edge.
-
-       PR middle-end/44102
-       * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
-       bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
-       mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
-       add BARRIER after previous bb if needed.
-
-2010-05-17  Nathan Froyd  <froydnj@codesourcery.com>
-
-       * tree.c (build_function_type_list_1): Remove bogus assert condition.
-
-2010-05-17  Alan Modra  <amodra@gmail.com>
-
-       * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
-       unnecessary prototype.  Replace copy_r12 and copy_r11 flag params
-       with copy_reg rtx param.
-       (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
-       Correct cases where code for ABI_V4 did not initialise the reg
-       used to access frame.  Also leave frame_reg_rtx as sp for large
-       frames that save no regs.
-
-2010-05-17  Martin Jambor  <mjambor@suse.cz>
-
-       PR middle-end/44133
-       * tree-sra.c (create_access_replacement): New parameter rename, mark
-       the replaement for renaming only when it is true.
-       (get_access_replacement): Pass true in the rename parameter of
-       create_access_replacement.
-       (get_unrenamed_access_replacement): New function.
-       (replace_uses_with_default_def_ssa_name): New parameter racc, get the
-       replacement declaration from it.
-
-2010-05-17  Bernd Schmidt  <bernds@codesourcery.com>
-
-       * function.c (try_fit_stack_local, add_frame_space): New static
-       functions.
-       (assign_stack_local_1): Use them.  Look for opportunities to use
-       space previously wasted on alignment.
-       * function.h (struct frame_space): New.
-       (struct rtl_data): Add FRAME_SPACE_LIST member.
-       * reload1.c (something_was_spilled): New static variable.
-       (alter_reg): Set it.
-       (reload): Test it in addition to testing if the frame size changed.
-
-2010-05-17  Christian Borntraeger  <borntraeger@de.ibm.com>
-
-       * config/s390/s390.c: Define sane prefetch settings and activate
-       flag_prefetch_loop_arrays on -O3.
-       * config/s390/s390.h: Declare that read can use write prefetch.
-
-2010-05-17  Jakub Jelinek  <jakub@redhat.com>
-
-       * lto-streamer-out.c (lto_output): Fix --enable-checking=release
-       build.
-
-2010-05-16  Jan Hubicka  <jh@suse.cz>
-
-       * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
-       function body; do not check stdarg field of struct function.
-
-2010-05-16  Jan Hubicka  <jh@suse.cz>
-
-       * cgraph.c (dump_cgraph_node): Dump versionable flag.
-       * cgraph.h (cgraph_local_info): Add versionable flag.
-       * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
-       (ipcp_versionable_function_p): Use it.
-       * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
-       versionable flag.
-
-2010-05-16  Jan Hubicka  <jh@suse.cz>
-
-       * cgraph.c (cgraph_clone_node): Take decl argument and insert
-       clone into hash when it is different from orig.
-       (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
-       * cgraph.h (cgraph_clone_node): Update prototype.
-       * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
-       (lto_cgraph_encoder_delete): Delete body map.
-       (lto_cgraph_encoder_size): Move to header.
-       (lto_cgraph_encoder_encode_body_p,
-       lto_set_cgraph_encoder_encode_body): New.
-       (lto_output_node): Do not take written_decls argument; output clone_of
-       pointer.
-       (add_node_to): Add include_body_argument; call
-       lto_set_cgraph_encoder_encode_body on master of the clone.
-       (add_references): Update use of add_node_to.
-       (compute_ltrans_boundary): Likewise.
-       (output_cgraph): Do not create written_decls bitmap.
-       (input_node): Take nodes argument; stream in clone_of correctly.
-       (input_cgraph_1): Update use of input_node.
-       * lto-streamer-out.c (lto_output): Use encoder info to decide
-       what bodies to output.
-       * ipa-inline.c (cgraph_clone_inlined_nodes,
-       cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
-       * lto-streamer.h (lto_cgraph_encoder_d): Add body.
-       (lto_cgraph_encoder_size): Define here.
-       (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
-       Declare.
-
-2010-05-16  Richard Guenther  <rguenther@suse.de>
-
-       * doc/invoke.texi (-fipa-struct-reorg): Do not mention
-       -fipa-type-escape.
-       * ipa-type-escape.c (gate_type_escape_vars): Run when
-       -fipa-struct-reorg runs.
-       * opts.c (decode_options): Do not unset flag_ipa_type_escape.
-       * common.opt (fipa-type-escape): Remove.
-
-2010-05-16  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
-       (decode_options): Likewise.
-       * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
-
-2010-05-16  Jan Hubicka  <jh@suse.cz>
-
-       * ipa.c (function_and_variable_visibility): Also bring local all
-       aliases.
-
-2010-05-16  Richard Guenther  <rguenther@suse.de>
-
-       * alias.c (nonoverlapping_memrefs_p): Remove use of
-       IPA type-escape information.
-
-2010-05-16  Joseph Myers  <joseph@codesourcery.com>
-
-       * c-common.c (c_common_reswords): Add _Static_assert for C.
-       * c-parser.c (c_token_starts_declaration,
-       c_parser_next_token_starts_declaration,
-       c_parser_static_assert_declaration_no_semi,
-       c_parser_static_assert_declaration): New.
-       (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
-       Handle static assertions if static_assert_ok.
-       (c_parser_external_declaration, c_parser_declaration_or_fndef,
-       c_parser_compound_statement_nostart, c_parser_label,
-       c_parser_for_statement, c_parser_objc_methodprotolist,
-       c_parser_omp_for_loop): All callers of
-       c_parser_declaration_or_fndef changed.
-       (c_parser_struct_declaration): Handle static assertions.
-       (c_parser_compound_statement_nostart): Use
-       c_parser_next_token_starts_declaration and
-       c_token_starts_declaration to detect start of declarations.
-       (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
-       Likewise.
-
-2010-05-16  Anatoly Sokolov  <aesok@post.ru>
-
-       * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
-       LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
-       * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
-       TARGET_FUNCTION_VALUE_REGNO_P): Define.
-       (mmix_function_outgoing_value): Rename to...
-       (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
-       (mmix_function_value_regno_p): Make static.
-       (mmix_libcall_value): New function.
-       * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
-       mmix_function_value_regno_p): Remove declaration.
-
-2010-05-16  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
-       BUILT_IN_ALLOCA if stack checking is enabled.
-
-2010-05-16  Richard Guenther  <rguenther@suse.de>
-
-       * var-tracking.c (vars_copy_1): Inline ...
-       (vars_copy): ... here.  Use FOR_EACH_HTAB_ELEMENT.
-       (variable_union): Use FOR_EACH_HTAB_ELEMENT.  Merge asserts.
-       (variable_merge_over_cur): Adjust.  Merge asserts.
-       (variable_merge_over_src): Likewise.
-       (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
-       (variable_post_merge_new_vals): Merge asserts.
-       (variable_post_merge_perm_vals): Likewise.
-       (find_mem_expr_in_1pdv): Likewise.
-       (dataflow_set_different_value): Remove.
-       (onepart_variable_different_p): Merge asserts.
-       (variable_different_p): Likewise.
-       (dataflow_set_different_1): Inline ...
-       (dataflow_set_different): ... here.  Use FOR_EACH_HTAB_ELEMENT.
-       (emit_notes_for_differences_1): Merge asserts.
-
-2010-05-16  Richard Guenther  <rguenther@suse.de>
-
-       * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
-       * optabs.c (libfunc_decl_hash): Likewise.
-       * varasm.c (emutls_decl): Likewise.
-
-2010-05-16  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * c-decl.c: Don't include gimple.h.
-       (merge_decls): Do not copy gimple_body.
-
-2010-05-15  Jason Merrill  <jason@redhat.com>
-
-       * c.opt: Add -fnothrow-opt.
-
-2010-05-15  Jan Hubicka  <jh@suse.cz>
-
-       * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
-       analyzed.
-       * passes.c (ipa_write_summaries): Write all analyzed nodes.
-
-2010-05-15  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
-       * Makefile.in: Add it.
-       Fix all other Makefile dependencies for changes below.
-       * tree.h: Include it instead of defining VEC primitives here.
-       * gimple.h: Likewise.
-       * rtl.h: Likewise.
-       * tree-inline.h: Inlclude vecir.h instead of gimple.h.
-       * except.h: Include vecir.h, break dependence on tree.h.
-
-       * gimplify.c (append_to_statement_list_1, append_to_statement_list):
-       Move from here...
-       * tree-iterator.c: ...to here.
-       * tree-iterator.h: Fix file introduction comment.  Add extern markers.
-
-       * c-lex.c: Include fixed-value.h instead of rtl.h.  Do not include
-       tm_p.h.
-       * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
-       * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
-       integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
-       tree-mudflap.h, and target.h.
-       * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
-       predict.h, tree-inline.h, gimple.h, and langhooks.h.
-       * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
-       Add FIXME for why gimple.h is still included (should be unnecessary
-       since GCC 4.5 gimplification unit-at-a-time).
-       * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
-       * c-pragma.c: Add FIXME for why function.h needs to be included just
-       for cfun, at front-end level.
-       Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
-       Do not include ggc.h, but include vecprim.h for VEC(char).
-       * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
-       Explain why target.h is included.
-       * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
-       Explain why gimple.h is included.
-       * c-ppoutput.c: Do not include tm.h.
-       * c-common.c: Do not include gimple.h.  Explain why expr.h is included.
-       * c-parses.c: Explain why rtl.h is included, and that this (and only
-       this) is also why tm.h must be included.
-       Do not include except.h.
-       * c-lang.c: Do not include ggc.h.
-
-2010-05-15  Uros Bizjak  <ubizjak@gmail.com>
-
-       * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
-
-2010-05-15  Joseph Myers  <joseph@codesourcery.com>
-
-       * c-decl.c (grokfield): Allow typedefs for anonymous structs and
-       unions by default if those structs and unions have no tags.  Do
-       not condition anonymous struct and unions handling on flag_iso.
-       Allow anonymous structs and unions for C1X.
-       (finish_struct): Do not diagnose lack of named fields when
-       anonymous structs and unions present for C1X.  Accept flexible
-       array members in structure with anonymous structs or unions but no
-       directly named fields.
-       * doc/extend.texi (Unnamed Fields): Update.
-
-2010-05-15  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * gimple.h (compare_field_offset): Rename into...
-       (gimple_compare_field_offset): ...this.
-       * gimple.c (compare_field_offset): Rename into...
-       (gimple_compare_field_offset): ...this.  Compare the full access if
-       the offset is self-referential.
-       (gimple_types_compatible_p): Adjust for above renaming.
-       * lto-streamer-in.c (input_gimple_stmt): Likewise.  Also compare the
-       DECL_NONADDRESSABLE_P flag of fields before merging them.
-
-2010-05-15  Nathan Froyd  <froydnj@codesourcery.com>
-
-       * tree.h (ctor_to_list): Delete.
-       * tree.c (ctor_to_list): Delete.
-
-2010-05-15  Jan Hubicka  <jh@suse.cz>
-
-       * ipa-reference.c: Include toplev.h
-       (is_proper_for_analysis): Only add to all_module_statics
-       if it is allocated.
-       (write_node_summary_p, stream_out_bitmap,
-       ipa_reference_write_optimization_summary,
-       ipa_reference_read_optimization_summary): New.
-       (struct ipa_opt_pass_d pass_ipa_reference): Add
-       optimization summary streaming.
-       * lto-cgraph.c (referenced_from_this_partition_p,
-       reachable_from_this_partition_p): New functions.
-       * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
-       call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
-       * opts.c (decode_options): Enable ipa_reference.
-       * Makefile.in (ipa-reference.o): Add toplev.h dependency.
-       * lto-streamer.h (referenced_from_this_partition_p,
-       reachable_from_this_partition_p): Declare.
-
-2010-05-15  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/44038
-       * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
-       taking the address of a V_C_E of a constant.
-
-2010-05-14  Jan Hubicka  <jh@suse.cz>
-
-       * tree.h (memory_identifier_string): Remove.
-       * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
-       (ipa_reference_global_vars_info_d): Remove statics_not_read and
-       statics_not_written.
-       (ipa_reference_optimization_summary_d): New structure.
-       (ipa_reference_optimization_summary_t): New type and vector.
-       (ipa_reference_vars_info_d): Embedd structures instead of using
-       pointers.
-       (reference_vars_to_consider): Remove out of GGC space.
-       (module_statics_escape): Remove.
-       (global_info_obstack): Rename to ...
-       (optimization_summary_obstack): ... this one.
-       (initialization_status_t): Remove.
-       (memory_identifier_string): Remove.
-       (get_reference_vars_info): Fix indenting.
-       (set_reference_vars_info): Likewise.
-       (get_reference_optimization_summary): New.
-       (set_reference_optimization_summary): New.
-       (get_global_reference_vars_info): Remove.
-       (ipa_reference_get_read_global): Remove.
-       (ipa_reference_get_written_global): Remove.
-       (ipa_reference_get_not_read_global): Update.
-       (ipa_reference_get_not_written_global): Update.
-       (is_proper_for_analysis): Outlaw addressable.
-       (propagate_bits): Update for new datastructures.
-       (analyze_variable): Remove.
-       (init_function_info): Update for new datastructures.
-       (clean_function_local_data): Remove.
-       (clean_function): Remove.
-       (copy_global_bitmap): Use optimizations_summary_obstack.
-       (duplicate_node_data): Duplicate optimization summary only.
-       (remove_node_data): Remove optimization summary only.
-       (generate_summary): Do not analyze variables; do not compute
-       module_statics_escape; do not prune solutions by it.
-       (read_write_all_from_decl): Fix typos in comments.
-       (propagate): Doscover readonly and nonaddressable first;
-       update for new datastructures; share global bitmaps.
-       * ipa-reference.h (ipa_reference_get_read_global,
-       ipa_reference_get_written_global): Remove.
-       * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
-       * Makefile.in: Remove ipa-refereference from GT files.
-
-2010-05-14  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/44112
-       * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
-       for all SYMBOL_REF_DECLs.
-
-2010-05-14  Jan Hubicka  <jh@suse.cz>
-
-       * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
-       (varpool_all_refs_explicit_p): New inline function.
-       * ipa-reference.c: Update comment.
-       (module_statics_written): Remove.
-       (get_static_decl): Remove.
-       (ipa_init): Do not initialize module_statics_written.
-       (analyze_function): Likewise.
-       (generate_summary): Likewise; do not compute module_statics_readonly
-       and do not update variable flags.
-       (propagate): Call ipa_discover_readonly_nonaddressable_vars.
-       * ipa.c: Inlucde flags.h
-       (cgraph_local_node_p): New.
-       (cgraph_remove_unreachable_nodes): Return early when not optimizing;
-       promote functions to local.
-       (ipa_discover_readonly_nonaddressable_vars): New function.
-       (function_and_variable_visibility): Use cgraph_local_node_p.
-       * varpool.c (varpool_finalize_decl): Set force_output for
-       DECL_PRESERVE_P vars.
-
-2010-05-14  Jan Hubicka  <jh@suse.cz>
-
-       * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
-
-2010-05-14  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/44119
-       * tree-ssa-pre.c (eliminate): Properly mark replacement of
-       a PHI node necessary.
-
-2010-05-14  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
-
-2010-05-14  Jason Merrill  <jason@redhat.com>
-
-       PR c++/44127
-       * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
-       (gimple_call_set_nothrow): New.
-       * gimple.c (gimple_build_call_from_tree): Call it.
-       (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
-
-       PR c++/44127
-       * gimplify.c (gimplify_seq_add_stmt): No longer static.
-       * gimple.h: Declare it.
-       * gimple.c (gimple_build_eh_filter): No ops.
-
-2010-05-14  Jan Hubicka  <jh@suse.cz>
-
-       * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
-       nodes already in queue.
-       (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
-       re-enqueueing node.
-
-2010-05-14  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/44136
-       * cfgexpand.c (expand_debug_expr): If non-memory op0
-       has BLKmode, return NULL.
-
-2010-05-14  Harsha Jagasia  <harsha.jagasia@amd.com>
-
-       * config.gcc: Add support for --with-cpu option for bdver1.
-       * config/i386/i386.h (TARGET_BDVER1): New macro.
-       (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
-       to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
-       (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
-       to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
-       Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
-       (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
-       (processor_type): Add PROCESSOR_BDVER1.
-       * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
-       processor_type in config/i386/i386.h.
-       Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
-       movaps <reg, reg> instead of movapd <reg, reg> when replacing
-       movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
-       Add check for  TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
-       to emit packed xor instead of packed double/packed integer
-       xor for SSE and AVX when moving a zero value.
-       * config/i386/sse.md: Add check for
-       TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
-       movapd/movdqa for SSE and AVX.
-       Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
-       single logical operations i.e and, or and xor instead of packed double
-       logical operations for SSE and AVX.
-       * config/i386/i386-c.c (ix86_target_macros_internal):
-       Add PROCESSOR_BDVER1.
-       * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
-       (has_fma4, has_xop): New.
-       * config/i386/i386.c (bdver1_cost): New variable.
-       (m_BDVER1): New macro.
-       (m_AMD_MULTIPLE): Add m_BDVER1.
-       (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
-       x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
-       x86_tune_use_simode_fiop, x86_tune_promote_qimode,
-       x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
-       x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
-       x86_tune_sse_partial_reg_dependency,
-       x86_tune_sse_unaligned_load_optimal,
-       x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
-       x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
-       x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
-       x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
-       x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
-       Enable/disable for bdver1.
-       (processor_target_table): Add bdver1_cost.
-       (cpu_names): Add bdver1.
-       (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
-        processor_alias_table.
-       (ix86_expand_vector_move_misalign): Change.
-       TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
-       Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
-       Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
-       of movupd/movdqu for SSE and AVX.
-       (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
-       (ix86_tune_adjust_cost): Add code for bdver1.
-       (standard_sse_constant_opcode): Add check for
-       TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
-       of packed double xor for SSE and AVX.
-
-2010-05-14  Pat Haugen  <pthaugen@us.ibm.com>
-
-       * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
-       result to unsigned.
-
-2010-05-14  Tristan Gingold  <gingold@adacore.com>
-
-       * toplev.c (default_debug_hooks): Remove this variable.
-       (process_options): Remove assignments to default_debug_hooks.
-
-2010-05-14  Martin Jambor  <mjambor@suse.cz>
-
-       * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
-       (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
-       * langhooks.h (struct lang_hooks_for_decls): Removed field
-       fold_obj_type_ref.
-       * tree.c (free_lang_data): Remove assignment to
-       lang_hooks.fold_obj_type_ref.
-       * tree.def (OBJ_TYPE_REF): Update comment.
-
-2010-05-14  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/44124
-       * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
-
-2010-05-14  Alan Modra  <amodra@gmail.com>
-
-       PR target/44075
-       * config/rs6000/rs6000.c (struct machine_function): Reorder
-       fields for better packing.  Add lr_save_state.
-       (rs6000_ra_ever_killed): Return lr_save_state if set.
-       (rs6000_emit_eh_reg_restore): Set lr_save_state.
-
-2010-05-13  Jan Hubicka  <jh@suse.cz>
-
-       * varpool.c (decide_is_variable_needed): Drop code checking
-       TREE_SYMBOL_REFERENCED.
-
-2010-05-13  Jan Hubicka  <jh@suse.cz>
-
-       * final.c (output_addr_const): Do not call mark_decl_referenced.
-       * cgraphunit.c (process_function_and_variable_attributes): Use
-       mark_needed_node dirrectly.
-       (assemble_thunk): Do not call mark_decl_referenced.
-
-2010-05-13  Anatoly Sokolov  <aesok@post.ru>
-
-       * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
-
-2010-05-13  Jeff Law  <law@redhat.com>
-
-       * ira-conflicts.c (print_allocno_conflicts): New function broken out
-       from...
-       (print_conflicts): Call print_allocno_conflicts.
-
-2010-05-13  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/44104
-       * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
-       if it is NULL.
-
-2010-05-13  Kai Tietz  <kai.tietz@onevision.com>
-
-       * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
-       t-mingw-w64 or t-mingw-w32 for multilib configuration.
-       * config/i386/t-mingw-w32: New.
-       * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
-
-2010-05-13  Martin Jambor  <mjambor@suse.cz>
-
-       * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
-       gimple-fold.c).
-       * gimple-fold.c (get_base_binfo_for_type): New function.
-       (gimple_get_relevant_ref_binfo): Likewise.
-       (gimple_fold_obj_type_ref_known_binfo): Likewise.
-       (gimple_fold_obj_type_ref): Likewise.
-       (fold_gimple_call): Simplify condition for folding virtual calls
-       and call gimple_fold_obj_type_ref.
-       * gimple.h (gimple_get_relevant_ref_binfo): Declare.
-       (gimple_fold_obj_type_ref_known_binfo): Likewise.
-
-2010-05-13  Andreas Schwab  <schwab@linux-m68k.org>
-
-       * config/rs6000/rs6000-protos.h
-       (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
-       * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
-       (rs6000_debug_mode_dependent_address)
-       (rs6000_mode_dependent_address_ptr): Likewise.
-
-2010-05-13  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/43983
-       * var-tracking.c (track_expr_p): Allow tracking of variables optimized
-       by SRA.
-       * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
-       * tree-sra.c (create_access_replacement): Call unshare_expr before
-       passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
-       * dwarf2out.c: Include tree-flow.h.
-       (struct var_loc_node): Rename var_loc_note field to loc, add comment.
-       (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
-       Handle DW_OP_bit_piece.
-       (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
-       construct_piece_list, adjust_piece_list): New functions.
-       (add_var_loc_to_decl): Handle SRA optimized variables.
-       Adjust for var_loc_note to loc field renaming.
-       (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
-       in VAR_LOCATION note.
-       (new_loc_descr_op_bit_piece): New function.
-       (dw_sra_loc_expr): New function.
-       (dw_loc_list): Use it.  Don't handle the last range after the
-       loop, handle it inside of the loop.  Adjust for var_loc_note
-       to loc field renaming.
-       (add_location_or_const_value_attribute): Only special case
-       single entry loc lists if loc is NOTE_P.  Adjust for
-       var_loc_note to loc field renaming.
-       (dwarf2out_var_location): Don't set newloc->var_loc_note
-       and newloc->next here.
-
-2010-05-12  Jan Hubicka  <jh@suse.cz>
-
-       * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
-       flag.
-       * cgraph.h (cgraph_only_called_directly_p,
-       cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
-       (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
-       * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
-       (assemble
-       * ipa.c (cgraph_remove_unreachable_nodes): Use
-       cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
-       flags.
-       * tree-inline.c (copy_bb): Check address_taken flag.
-       * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
-       externally_visible flag.
-
-2010-05-12  Jason Merrill  <jason@redhat.com>
-
-       PR bootstrap/44048
-       PR target/44099
-       * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
-       * sdbout.c (plain_type_1): Likewise.
-       * dwarf2out.c (is_base_type): Likewise.
-       (gen_type_die_with_usage): Likewise.  Generate
-       DW_TAG_unspecified_type for any LANG_TYPE.
-
-2010-05-12  Jan Hubicka  <jh@suse.cz>
-
-       * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
-       indrect edges too.
-       * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
-       (cgraph_clone_edge): Update.
-       (cgraph_node_remove_callees): Remove indirect calls too.
-       * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
-       (cgraph_create_indirect_edge): Update prototype.
-       * ipa-reference.c (has_proper_scope_for_analysis): Rename to
-       is_proper_for_analysis.
-       (add_new_function, visited_nodes, function_insertion_hook_holder,
-       get_local_reference_vars_info, mark_address_taken, mark_address,
-       mark_load, mark_store, check_asm_memory_clobber, check_call,
-       scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
-       (ipa_init): Do not initialize visited_nodes;
-       function_insertion_hook_holder.
-       (analyze_variable): Rewrite.
-       (analyze_function): Rewrite.
-       (copy_local_bitmap): Remove.
-       (duplicate_node_dat): Do not duplicate local info.
-       (generate_summary): Simplify to only walk cgraph.
-       (write_node_summary_p, ipa_reference_write_summary,
-       ipa_reference_read_summary): Remove.
-       (propagate): Do not remove function insertion;
-       generate summary.
-       (pass_ipa_reference): NULLify summary handling fields.
-       * lto-cgraph.c (lto_output_edge): Output ecf_flags.
-       (input_edge): Input ecf_flags.
-       * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
-       (update_indirect_edges_after_inlining): Ignore edges with unknown
-       param.
-
-2010-05-12  Sriraman Tallam  <tmsriram@google.com>
-
-       * implicit-zee.c: New file.
-       * tree-pass.h (pass_implicit_zee): Declare.
-       * passes.c (init_optimization_passes): Add zee pass.
-       * common.opt (fzee): New flag.
-       * timevar.def (TV_ZEE): Define.
-       * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
-       and beyond.
-       * Makefile.in (implicit-zee.o): Add new build file.
-
-2010-05-12  Kazu Hirata  <kazu@codesourcery.com>
-           Nathan Froyd  <froydnj@codesourcery.com>
-
-       * c-common.c (sync_resolve_params): Remove write-only variable.
-
-2010-05-12  Anatoly Sokolov  <aesok@post.ru>
-
-       * target.h (struct gcc_target): Add mode_dependent_address_p field.
-       * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
-       (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
-       * targhooks.c (default_mode_dependent_address_p): New function.
-       * targhooks.h (default_mode_dependent_address_p): Declare function.
-       * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
-       (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
-       * recog.c (mode_dependent_address_p): Call mode_dependent_address_p
-       target hook. Change return type to bool.
-       * recog.h (mode_dependent_address_p): Change return type to bool.
-
-2010-05-12  Kazu Hirata  <kazu@codesourcery.com>
-           Nathan Froyd  <froydnj@codesourcery.com>
-
-       * tree-mudflap.c (build_function_type_0, build_function_type_1,
-       build_function_type_2, build_function_type_3): Remove.
-       (mudflap_init): Use build_function_type_list.
-
-2010-05-12  Kazu Hirata  <kazu@codesourcery.com>
-           Nathan Froyd  <froydnj@codesourcery.com>
-
-       * coverage.c (build_fn_info_value): Call build_constructor instead of
-       build_constructor_from_list.
-       (build_ctr_info_value): Likewise.
-       (build_gcov_info): Likewise.
-
-2010-05-12  Nathan Froyd  <froydnj@codesourcery.com>
-
-       * tree.c (build_constructor): Compute TREE_CONSTANT for the
-       resultant constructor.
-       (build_constructor_single): Don't set TREE_CONSTANT.
-       (build_constructor_from_list): Don't compute TREE_CONSTANT.
-
-2010-05-12  Jan Hubicka  <jh@suse.cz>
-
-       * cgraph.h (struct varpool_node): Add aux.
-       * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
-       * varpool.c (varpool_remove_node): Do not remove initializer.
-       (varpool_reset_queue): Export.
-       (varpool_finalize_decl): Volatile vars are forced to be output.
-       * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
-       replaced decl.
-       * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
-       process_references, varpool_can_remove_if_no_refs): New functions.
-       (cgraph_remove_unreachable_nodes): Handle variables too.
-
-2010-05-12  H.J. Lu  <hongjiu.lu@intel.com>
-
-       PR target/44088
-       * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
-
-2010-05-12  Jakub Jelinek  <jakub@redhat.com>
-
-       PR middle-end/44085
-       * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
-       change value of ORT_TASK.
-       (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
-       (omp_notice_threadprivate_variable): New function.
-       (omp_notice_variable): Call it for threadprivate variables.
-       If enclosing ctx is a task, print enclosing task rather than
-       enclosing parallel.  Handle ORT_UNTIED_TASK like ORT_TASK.
-       (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
-       if task has untied clause.
-
-       PR debug/42278
-       * dwarf2out.c (base_type_die): Don't add name attribute here.
-       (modified_type_die): Instead of sizetype use
-       its underlying original type.  If a DW_TAG_base_type doesn't
-       have name added, add __unknown__.
-       (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
-       always call force_type_die instead.
-
-2010-05-12  Maxim Kuvyrkov  <maxim@codesourcery.com>
-
-       * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
-       for __stack_chk_guard.
-
-2010-05-11  Jakub Jelinek  <jakub@redhat.com>
-
-       * c-opts.c (c_common_parse_file): If start_end_main_source_file,
-       don't call start_source_file debug hook here...
-       (finish_options): ... but here, after outputting predefined and
-       command line defines and undefs.
-
-       PR middle-end/44071
-       * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
-       no fallthru edge.
-       * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
-       optimizing away empty bb with no successors, move over its
-       footer chain to fallthru predecessor.
-       * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
-       (rtl_split_edge): For asm goto call patch_jump_insn even if
-       splitting fallthru edge.
-
-       PR c++/44059
-       * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
-       even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
-       * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
-       * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
-       on DW.ref.* decls.
-
-       PR c++/44062
-       * c-parser.c (c_parser_expression): Mark LHS of a comma
-       expression as read if it is a decl, handled component or
-       COMPOUND_EXPR with that on the RHS.
-       * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
-       if it is a decl or handled component.
-
-2010-05-11  Jan Hubicka  <jh@suse.cz>
-
-       * lto-symtab.c (lto_symtab_free): New function.
-       * lto-streamer.h (lto_symtab_free): Declare.
-
-2010-05-11  Jan Hubicka  <jh@suse.cz>
-
-       * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
-       that if function is needed it is reachable.
-       (lto_output_node): See if it the function is reachable or referenced.
-       (output_cgraph): Update call of lto_output_node.
-       * lto-streamer.h (reachable_from_other_partition_p): Declare.
-
-2010-05-11  Jan Hubicka  <jh@suse.cz>
-
-       * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
-       Mark as used.
-
-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.
-       * 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
-       to find nested multiply-accumulate instructions.  Adjust calls.
-       (try_combine): Adjust call to find_split_point.
-
-2010-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
-
-       * doc/contrib.texi (Contributors): Add Dodji Seketeli.
-
-2010-04-24  Bernd Schmidt  <bernds@codesourcery.com>
-
-       PR tree-optimization/41442
-       * fold-const.c (merge_truthop_with_opposite_arm): New function.
-       (fold_binary_loc): Call it.
-
-2010-04-23  Manuel López-Ibáñez  <manu@gcc.gnu.org>
-
-       * toplev.c (general_init): Set default for fdiagnostics-show-option.
-       * opts.c (common_handle_option): Allow disabling it.
-       * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
-
-2010-04-23  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
-       between modes if both types are integral.
-
-2010-04-23  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/43572
-       * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
-
-2010-04-23  Richard Guenther  <rguenther@suse.de>
-
-       PR lto/43455
-       * tree-inline.c (tree_can_inline_p): Also check compatibility
-       of return types.
-
-2010-04-23  Martin Jambor  <mjambor@suse.cz>
-
-       PR tree-optimization/43846
-       * tree-sra.c (struct access): New flag grp_assignment_read.
-       (build_accesses_from_assign): Set grp_assignment_read.
-       (sort_and_splice_var_accesses): Propagate grp_assignment_read.
-       (enum mark_read_status): New type.
-       (analyze_access_subtree): Propagate grp_assignment_read, create
-       accesses also if both direct_read and root->grp_assignment_read.
-
-2010-04-23  Martin Jambor  <mjambor@suse.cz>
-
-       PR middle-end/43835
-       * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
-       function does not have type attributes.
-
-2010-04-23  Richard Guenther  <rguenther@suse.de>
-
-       PR lto/42653
-       * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
-       of FUNCTION_DECLs.
-
-2010-04-22  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
-
-       * sese.h (create_if_region_on_edge): Remove.
-
-       * sese.c (create_if_region_on_edge): Make static.
-
-       * tree-inline.c: Do not include ggc.h.
-
-       * expr.c: Do not include ggc.h.
-
-       * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
-       dependencies.
-
-2010-04-22  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       PR target/43744
-       * config/sh/sh.c (find_barrier): Don't emit a constant pool
-       in the middle of insns for casesi_worker_2.
-
-2010-04-22  David Edelsohn  <edelsohn@gnu.org>
-
-       * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
-
-2010-04-22  Ira Rosen  <irar@il.ibm.com>
-
-       PR tree-optimization/43842
-       * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
-       loop unrolling in update of exit phis. Fix comment.
-       * tree-vect-slp.c (vect_analyze_slp): Check that there are at
-       least two reduction statements in the loop before starting SLP
-       analysis.
-
-2010-04-22  Nick Clifton  <nickc@redhat.com>
-
-       * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
-
-2010-04-22  Alexander Monakov  <amonakov@ispras.ru>
-
-       * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
-       to simplify a + ~a.
-
-2010-04-22  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
-
-       * tree-parloops.c (loop_parallel_p): New argument
-       parloop_obstack.  Pass it down.
-       (parallelize_loops): New variable parloop_obstack.  Initialize it,
-       pass it down, free it.
-
-       * tree-loop-linear.c (linear_transform_loops): Pass down
-       lambda_obstack.
-
-       * tree-data-ref.h (lambda_compute_access_matrices): New argument
-       of type struct obstack *.
-
-       * tree-data-ref.c (analyze_subscript_affine_affine): New variable
-       scratch_obstack.  Initialize it, pass down, free it.
-
-       * lambda.h (lambda_loop_new): Remove.
-       (lambda_matrix_new, lambda_matrix_inverse)
-       (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
-       argument of type struct obstack *.
-
-       * lambda-trans.c (lambda_trans_matrix_new): New argument
-       lambda_obstack.  Pass it down, use obstack allocation for ret.
-       (lambda_trans_matrix_inverse): New argument lambda_obstack.  Pass
-       it down.
-
-       * lambda-mat.c (lambda_matrix_get_column)
-       (lambda_matrix_project_to_null): Remove.
-       (lambda_matrix_new): New argument lambda_obstack.  Use obstack
-       allocation for mat.
-       (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
-       lambda_obstack.
-
-       * lambda-code.c (lambda_loop_new): New function.
-       (lambda_lattice_new, compute_nest_using_fourier_motzkin)
-       (lambda_compute_auxillary_space, lambda_compute_target_space)
-       (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
-       (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
-       (build_access_matrix): New argument lambda_obstack.  Use obstack
-       allocation for am.
-       (lambda_compute_step_signs, lambda_compute_access_matrices): New
-       argument lambda_obstack.  Pass it down.
-
-2010-04-22  Bernd Schmidt  <bernds@codesourcery.com>
-
-       * optabs.h (expand_widening_mult): Declare.
-
-2010-04-22  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/43845
-       * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
-       lookup the CALL_EXPR function and arguments.
-
-2010-04-22  Nick Clifton  <nickc@redhat.com>
-
-       * config/stormy16/stormy16.c
-       (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
-       * config/stormy16/stormy16.h: Tidy up formatting.
-       (DONT_USE_BUILTIN_SETJMP): Remove definition.
-       * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
-       (ineqbranchsi): Delete pattern.
-       * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
-       * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
-       * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
-       stormy16-lib2-ucmpsi2.c.
-
-2010-04-22  Bernd Schmidt  <bernds@codesourcery.com>
-
-       * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
-       df_simulate_find_noclobber_defs as appropriate.  Keep track of an
-       extra set merge_set_noclobber, and use it to relax the final test
-       slightly.
-       * df.h (df_simulate_find_noclobber_defs): Declare.
-       * df-problems.c (df_simulate_find_defs): Don't ignore partial or
-       conditional defs.
-       (df_simulate_find_noclobber_defs): New function.
-
-2010-04-22  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md: Use {} around multi-line preparation statements.
-
-2010-04-22  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
-
-       * c-tree.h (push_init_level, pop_init_level, set_init_index)
-       (process_init_element): New argument of type struct obstack *.
-
-       * c-typeck.c (push_init_level, pop_init_level, set_designator)
-       (set_init_index, set_init_label, set_nonincremental_init)
-       (set_nonincremental_init_from_string, find_init_member)
-       (output_init_element, output_pending_init_elements)
-       (process_init_element): New argument braced_init_obstack.  Pass it
-       down.
-       (push_range_stack, add_pending_init): New argument
-       braced_init_obstack.  Use obstack allocation.
-
-       * c-parser.c (c_parser_initelt, c_parser_initval): New argument
-       braced_init_obstack.  Pass it down.
-       (c_parser_braced_init): New variables ret, braced_init_obstack.
-       Initialize obstack, pass it down and finally free it.
-
-2010-04-22  Bernd Schmidt  <bernds@codesourcery.com>
-
-       PR middle-end/29274
-       * tree-pass.h (pass_optimize_widening_mul): Declare.
-       * tree-ssa-math-opts.c (execute_optimize_widening_mul,
-       gate_optimize_widening_mul): New static functions.
-       (pass_optimize_widening_mul): New.
-       * expr.c (expand_expr_real_2) <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
-       simplify_gen_unary rather than directly building extensions.
-       * tree-cfg.c (verify_gimple_assign_binary): Add tests for
-       WIDEN_MULT_EXPR.
-       * expmed.c (expand_widening_mult): New function.
-       * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
-
-2010-04-21  Jan Hubicka  <jh@suse.cz>
-
-       * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
-       * lto-section-in.c (lto_section_name): Remove wpa_fixup.
-       * lto-wpa-fixup.c: Remove.
-       * Makefile.in (lto-wpa-fixup.o): Remove.
-       * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
-       (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
-       * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
-
-2010-04-21  Jan Hubicka  <jh@suse.cz>
-
-       * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
-       add write_optimization_summary, read_optimization_summary.
-       (ipa_write_summaries_of_cgraph_node_set): Remove.
-       (ipa_write_optimization_summaries): Declare.
-       (ipa_read_optimization_summaries): Declare.
-       * ipa-cp.c (pass_ipa_cp): Update.
-       * ipa-reference.c (pass_ipa_reference): Update.
-       * ipa-pure-const.c (pass_ipa_pure_const): Update.
-       * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
-       Update.
-       * ipa-inline.c (pass_ipa_inline): Update.
-       * ipa.c (pass_ipa_whole_program): Update.
-       * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
-       * passes.c (ipa_write_summaries_1): Do not test wpa.
-       (ipa_write_optimization_summaries_1): New.
-       (ipa_write_optimization_summaries): New.
-       (ipa_read_summaries): Do not test ltrans.
-       (ipa_read_optimization_summaries_1): New.
-       (ipa_read_optimization_summaries): New.
-
-2010-04-21  Jan Hubicka  <jh@suse.cz>
-
-       * lto-cgraph.c (lto_output_node): Do not output comdat groups
-       for boundary nodes.
-       (output_cgraph): Do not arrange comdat groups for boundary nodes.
-
-2010-04-21  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/40040
-       * dwarf2out.c (add_name_and_src_coords_attributes): Add
-       DW_AT_{,MIPS_}linkage_name even for Fortran decls.
-
-2010-04-21  Jan Hubicka  <jh@suse.cz>
-
-       * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
-
-2010-04-21  Jan Hubicka  <jh@suse.cz>
-
-       * varpool.c (decide_is_variable_needed): Variable is always needed
-       during ltrans.
-
-2010-04-21  Jan Hubicka  <jh@suse.cz>
-
-       * opts.c (decode_options): Enable pure-const pass for whopr.
-
-2010-04-21  Jan Hubicka  <jh@suse.cz>
-
-       * cgraph.c (dump_cgraph_node): Dump also assembler name.
-       * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
-       at WPA dumping.
-       (cgraph_decide_inlining): Do not expect callee to be removed in all
-       cases.
-
-2010-04-21  Eric B. Weddington  <eric.weddington@atmel.com>
-
-       * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
-
-2010-04-21  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md (x86_shrd): Add athlon_decode and
-       amdfam10_decode attributes.
-
-2010-04-21  Jakub Jelinek  <jakub@redhat.com>
-
-       PR middle-end/43570
-       * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
-       OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
-       (lower_copyprivate_clauses): Use private var in outer
-       context instead of original var.  Make sure the types
-       are correct for VLAs.
-
-2010-04-21  Richard Guenther  <rguenther@suse.de>
-
-       * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
-       to non-pointer objects.
-
-2010-04-21  Jakub Jelinek  <jakub@redhat.com>
-
-       * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument.  Drop
-       last chain entry if it starts with the still current label.
-       (add_location_or_const_value_attribute): Check that
-       loc_list->first->next is NULL instead of comparing ->first with ->last.
-       (dwarf2out_var_location): Pass last_label resp. last_postcall_label
-       to add_var_loc_to_decl.
-
-       * dwarf2out.c (output_call_frame_info): For dw_cie_version
-       >= 4 add also address size and segment size fields into CIE header.
-
-       * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
-       long as address size is the same as sizeof (void *) and
-       segment size is 0.
-       * unwind-dw2-fde.c (get_cie_encoding): Likewise.  If
-       address size or segment size is unexpected, return DW_EH_PE_omit.
-       (classify_object_over_fdes): If get_cie_encoding returned
-       DW_EH_PE_omit, return -1.
-       (init_object): If classify_object_over_fdes returned -1,
-       pretend there were no FDEs at all.
-
-2010-04-21  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md (bswap<mode>2): Macroize expander from
-       bswap{si,di}2 using SWI48 mode iterator.
-       (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
-       SWI48 mode iterator.  Set type attribute of bswap insn to bitmanip,
-       set modrm attribute of bswap insn to 0 and remove length attribute.
-       (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
-       iterator.  Set type attribute to bitmanip, set modrm attribute to 0,
-       set mode attribute to <MODE> and remove length attribute.
-
-2010-04-20  James E. Wilson  <wilson@codesourcery.com>
-
-       PR rtl-optimization/43520
-       * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
-       zero available registers.
-
-2010-04-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.c (fold_builtin_cproj): Fold more cases.
-
-2010-04-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
-
-       * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
-       (fold_builtin_1): Fold builtin cproj.
-       * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
-       Use ATTR_CONST_NOTHROW_LIST.
-
-2010-04-20  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
-       and ffsdi2 using SWI48 mode iterator.  Expand SImode insn through
-       ffsi2_no_cmove for !TARGET_CMOVE.
-       (ffssi2_no_cmove): Rename from *ffs_no_cmove.  Make public.
-       (ffssi2): Remove expander.
-       (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
-       mode iterator.
-       (ctz<mode>2): Ditto from ctz{si,di}2.
-       (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
-       mode iterator.
-       (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
-       mode iterator.
-
-2010-04-20  Jakub Jelinek  <jakub@redhat.com>
-
-       * dwarf2out.c (AT_linkage_name): Define.
-       (clone_as_declaration): Handle DW_AT_linkage_name.
-       (add_name_and_src_coords_attributes): Use AT_linkage_name instead
-       of DW_AT_MIPS_linkage_name.
-       (move_linkage_attr): Likewise.
-       (dwarf2out_finish): Likewise.
-
-2010-04-20  Xinliang David Li  <davidxl@gcc.gnu.org>
-
-       PR middle-end/41952
-       * fold-const.c (fold_comparison): New folding rule.
-
-2010-04-20  Anatoly Sokolov  <aesok@post.ru>
-
-       * double-int.h (double_int_setbit): Declare.
-       * double-int.c (double_int_setbit): New function.
-       * rtl.h (immed_double_int_const): Declare.
-       * emit-rtl.c (immed_double_int_const): New function.
-       * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
-       and immed_double_int_const functions.
-       * optabs.c (expand_absneg_bit, expand_copysign_absneg,
-       expand_copysign_bit):  (Ditto.).
-       * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
-       * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
-       * dojump.c (prefer_and_bit_test): (Ditto.).
-       * expr.c (convert_modes, reduce_to_bit_field_precision,
-       const_vector_from_tree): (Ditto.).
-       * expmed.c (mask_rtx, lshift_value): (Ditto.).
-
-2010-04-20  Jan Hubicka  <jh@suse.cz>
-
-       * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
-       (dump_cgraph_node): Dump new flags.
-       * cgraph.h (struct cgraph_node): Add flags
-       reachable_from_other_partition and in_other_partition.
-       (cgraph_can_remove_if_no_direct_calls_p): Functions used by
-       other partition can not be removed.
-       * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
-       the other partition must be output; silence sanity checking on
-       leaking functions bodies from other paritition.
-       * lto-cgraph.c (reachable_from_other_partition_p): New function.
-       (lto_output_node): Output new flags; do not sanity check that inline
-       clones are output; drop lto_forced_extern_inline_p code; do not mock
-       visibility flags at partition boundaries.
-       (add_node_to): New function.
-       (output_cgraph): Use it to sort functions so masters appear before
-       clones.
-       (input_overwrite_node): Input new flags.
-       * passes.c (ipa_write_summaries): Do not call
-       lto_new_extern_inline_states.
-       * lto-section-out.c (forced_extern_inline,
-       lto_new_extern_inline_states lto_delete_extern_inline_states,
-       lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
-       * lto-streamer.h (lto_new_extern_inline_states,
-       * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
-       lto_forced_extern_inline_p): Kill.
-
-2010-04-20  Richard Guenther  <rguenther@suse.de>
-
-       * tree-ssa-structalias.c (do_sd_constraint): Add edges only
-       from vars that can have pointers.
-       (process_constraint): Dump useless constraints.
-
-2010-04-20  Richard Guenther  <rguenther@suse.de>
-
-       * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
-       (dump_sa_points_to_info): Remove asserts.
-       (init_base_vars): nothing_id isn't an escape point nor does it
-       have pointers.
-
-2010-04-20  Jakub Jelinek  <jakub@redhat.com>
-
-       * tree.h (TYPE_REF_IS_RVALUE): Define.
-       * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
-       should_move_die_to_comdat, prune_unused_types_walk): Handle
-       DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
-       (modified_type_die, gen_reference_type_die): Emit
-       DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
-       if TYPE_REF_IS_RVALUE and -gdwarf-4.
-
-2010-04-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
-
-       PR target/43635
-       * config/s390/s390.c (s390_emit_call): Turn direct into indirect
-       calls for -fpic -m31 if they have been sibcall optimized.
-
-2010-04-19  James E. Wilson  <wilson@codesourcery.com>
-
-       * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
-       ar.lc fixed and call-used.
-
-       * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
-
-2010-04-19  Jan Hubicka  <jh@suse.cz>
-
-       * opts.c (decode_options): Disable whpr incompatible passes.
-       * lto/lto.c (lto_1_to_1_map): Skip clones.
-       (read_cgraph_and_symbols): Do not mark everything as needed.
-       (do_whole_program_analysis): Do map only after optimizing;
-       set proper cgraph_state; use passmanager.
-
-2010-04-19  DJ Delorie  <dj@redhat.com>
-
-       * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
-       POINTER_PLUS_EXPR and fix them.
-
-2010-04-19  Eric B. Weddington  <eric.weddington@atmel.com>
-
-       * config/avr/avr-devices.c (avr_mcu_types): Add support for new
-       devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
-       attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
-       atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
-       atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
-       atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
-       atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
-       atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
-       m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
-       atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
-       * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
-
-2010-04-19  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * ifcvt.c (noce_try_cmove_arith): Fix long lines.
-       (check_cond_move_block): Likewise.
-       (cond_move_process_if_block): Likewise.
-       (noce_find_if_block): Improve formatting.
-       (find_if_header): Pass 0 to memset and tweak conditions.
-       (cond_exec_find_if_block): Fix long lines and tweak conditions.
-
-2010-04-19  Jakub Jelinek  <jakub@redhat.com>
-
-       * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
-       for -gdwarf-4.
-
-       PR middle-end/43337
-       * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
-       with non-local decl doesn't need chain.
-
-2010-04-19  Vladimir Makarov  <vmakarov@redhat.com>
-
-       * ira-color.c (allocno_reload_assign): Avoid accumulating
-       reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
-
-2010-04-19  Martin Jambor  <mjambor@suse.cz>
-
-       * gimple.h (create_tmp_reg): Declare.
-       * gimplify.c (create_tmp_reg): New function.
-       (gimplify_return_expr): Use create_tmp_reg.
-       (gimplify_omp_atomic): Likewise.
-       (gimple_regimplify_operands): Likewise.
-       * tree-dfa.c (make_rename_temp): Likewise.
-       * tree-predcom.c (predcom_tmp_var): Likewise.
-       (reassociate_to_the_same_stmt): Likewise.
-       * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
-       (get_replaced_param_substitute): Likewise.
-       * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
-       * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
-       * tree-ssa-pre.c (get_representative_for): Likewise.
-       (create_expression_by_pieces): Likewise.
-       * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
-       (create_tailcall_accumulator): Likewise.
-
-2010-04-19  Martin Jambor  <mjambor@suse.cz>
-
-       * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
-       new_stmt.
-       (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
-
-2010-04-19  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/43796
-       * tree-vrp.c (adjust_range_with_scev): Lookup init and step
-       from SCEV in the lattice.
-       (vrp_visit_phi_node): Dump change.
-
-2010-04-19  Richard Guenther  <rguenther@suse.de>
-
-       * configure.ac: Fix quoting around elf_getshstrndx ABI check.
-       * configure: Re-generated.
-
-2010-04-19  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/43783
-       * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
-       constant ARRAY_REF operands two and three if possible.
-
-2010-04-19  Uros Bizjak  <ubizjak@gmail.com>
-
-       PR target/43766
-       * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
-
-2010-04-19  Jie Zhang  <jie@codesourcery.com>
-
-       PR target/43662
-       * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
-
-2010-04-19  Ira Rosen  <irar@il.ibm.com>
-
-       PR tree-optimization/37027
-       * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
-       and macro to access it.
-       (vectorizable_reduction): Add argument.
-       (vect_get_slp_defs): Likewise.
-       * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
-       statements for possible use in SLP.
-       (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
-       (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
-       (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
-       add new argument.
-       (vectorizable_reduction): Likewise.
-       * tree-vect-stmts.c (vect_get_vec_defs): Update call to
-       vect_get_slp_defs.
-       (vectorizable_type_demotion, vectorizable_type_promotion,
-       vectorizable_store): Likewise.
-       (vect_analyze_stmt): Update call to vectorizable_reduction.
-       (vect_transform_stmt): Likewise.
-       * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
-       (vect_build_slp_tree): Fix indentation. Check that there are no loads
-       from different interleaving chains in same node.
-       (vect_slp_rearrange_stmts): New function.
-       (vect_supported_load_permutation_p): Allow load permutations for
-       reductions. Call vect_slp_rearrange_stmts() to rearrange statements
-       inside SLP nodes if necessary.
-       (vect_analyze_slp_instance): Handle reductions.
-       (vect_analyze_slp): Try to build SLP instances originating from groups
-       of reductions.
-       (vect_detect_hybrid_slp_stmts): Skip reduction statements.
-       (vect_get_constant_vectors): Create initial vectors for reductions
-       according to reduction code. Add new argument.
-       (vect_get_slp_defs): Add new argument, pass it to
-       vect_get_constant_vectors.
-       (vect_schedule_slp_instance): Remove SLP tree root statements.
-
-2010-04-19  Jakub Jelinek  <jakub@redhat.com>
-
-       * tree.h (ENUM_IS_SCOPED): Define.
-       * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
-       for ENUM_IS_SCOPED enums.
-
-2010-04-18  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * fold-const.c (fold_comparison): Use ssizetype.
-       * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
-       * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
-       * tree-loop-distribution.c (build_size_arg_loc): Likewise.
-       * tree-object-size.c (compute_object_sizes): Use size_type_node.
-
-       * tree.h (initialize_sizetypes): Remove parameter.
-       (build_common_tree_nodes): Remove second parameter.
-       * stor-layout.c (initialize_sizetypes): Remove parameter.
-       Always create an unsigned type.
-       (set_sizetype): Assert that the passed type is unsigned and simplify.
-       * tree.c (build_common_tree_nodes): Remove second parameter.
-       Adjust call to initialize_sizetypes.
-       * c-decl.c (c_init_decl_processing): Remove second argument in call to
-       build_common_tree_nodes.
-
-2010-04-18  Matthias Klose  <doko@ubuntu.com>
-
-       * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
-
-2010-04-18  Ira Rosen  <irar@il.ibm.com>
-
-       PR tree-optimization/43771
-       * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
-       load permutation doesn't have gaps.
-
-2010-04-18  Jan Hubicka  <jh@suse.cz>
-
-       * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
-       (sse_prologue_save_insn expander): Use new pattern.
-       (sse_prologue_save_insn1): New pattern and splitter.
-       (sse_prologue_save_insn): Update to deal also with 64bit aligned
-       blocks.
-       * i386.c (setup_incoming_varargs_64): Do not compute jump
-       destination here.
-       (ix86_gimplify_va_arg): Update alignment needed.
-       (ix86_local_alignment): Do not align all local arrays to 128bit.
-
-2010-04-17  Jan Hubicka  <jh@suse.cz>
-
-       * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
-
-2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
-
-       * arm.md (negdi2): Remove redundant code to force values into a
-       register.
-
-2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
-
-       * arm/bpabi.S: Add EABI alignment attributes to objects.
-       * arm/bpabi-v6m.S: Likewise.
-       * arm/crti.asm: Likewise.
-       * arm/crtn.asm: Likewise.
-       * arm/lib1funcs.asm: Likewise.
-       * arm/libunwind.S: Likewise.
-
-2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
-
-       * arm-protos.h (tune_params): New structure.
-       * arm.c (current_tune): New variable.
-       (arm_constant_limit): Delete.
-       (struct processors): Add pointer to the tune parameters.
-       (arm_slowmul_tune): New tuning option.
-       (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
-       (all_cores): Adjust to pick up the tuning model.
-       (arm_constant_limit): New function.
-       (arm_override_options): Select the appropriate tuning model.  Delete
-       initialization of arm_const_limit.
-       (arm_split_constant): Use the new constant-limit model.
-       (arm_rtx_costs): Pick up the current tuning model.
-       * arm.md (is_strongarm, is_xscale): Delete.
-       * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
-       for Xscale variant architectures.
-       (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
-
-2010-04-17  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
-
-       * config/arm/arm.c (arm_gen_constant): Remove unused variable
-       can_shift.
-       (arm_rtx_costs_1): Remove unused variable extra_cost.
-       (arm_unwind_emit_set): Use variable offset.
-       (thumb1_output_casesi): Remove unused variable flags.
-
-2010-04-16  Jeff Law  <law@redhat.com>
-
-       * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
-       needing assignment rather than doing a two-phase assignment.  Remove
-       unused variable 'm'.
-
-2010-04-16  Jakub Jelinek  <jakub@redhat.com>
-
-       PR bootstrap/43767
-       * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
-
-2010-04-16  Doug Kwan  <dougkwan@google.com>
-
-       * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
-       (next_operand_entry_id): New static variable.
-       (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
-       (add_to_ops_vec): Assigned unique ID to operand entry.
-       (struct oecount_s): New field ID.
-       (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
-       (undistribute_ops_list): Assign unique IDs to oecounts.
-       (init_reassoc): reset next_operand_entry_id.
-
-2010-04-16  Doug Kwan  <dougkwan@google.com>
-
-       * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
-       missing left parenthesis.
-
-2010-04-16  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
-       *btdi_rex64 using SWI48 mode iterator.
-       (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
-       (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
-       *jcc_btdi_mask_rex64.
-
-2010-04-16  Anatoly Sokolov  <aesok@post.ru>
-
-       * double-int.h (tree_to_double_int): Convert to macro.
-       * double-int.c (tree_to_double_int): Remove.
-
-2010-04-16  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/43762
-       * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
-       with want_address 2 and in case a single element list might be
-       possible, call it again with want_address 0.
-
-2010-04-12  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
-
-       * config/h8300/h8300.c (print_operand) : Modify case 'V' and
-       case 'W' print operands for HI mode.
-       * config/h8300/h8300.h (Y0, Y2) : New constraints.
-       * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
-       (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
-       * config/h8300/predicate.md (bit_register_indirect_operand): New.
-
-       * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
-
-       * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
-       cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
-       #xx:3 and #xx:4 mode.
-
-       * config/h8300/h8300.md (inverted load with HImode dest): Add
-       support for H8300SX.
-
-       * config/h8300/predicate.md (bit_operand): Allow immediate values that
-       satisfy 'U' constraint.
-
-2010-04-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
-       * configure: Regenerate.
-       * config.in: Regenerate.
-       * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
-       works.
-
-2010-04-16  Richard Guenther  <rguenther@suse.de>
-
-       * tree.h (struct tree_decl_minimal): Move pt_uid ...
-       (struct tree_decl_common): ... here.
-       (DECL_PT_UID): Adjust.
-       (SET_DECL_PT_UID): Likewise.
-       (DECL_PT_UID_SET_P): Likewise.
-
-2010-04-16  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/43572
-       * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
-       * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
-       * tree-flow.h (is_call_clobbered): Remove.
-       * tree-flow-inline.h (is_call_clobbered): Likewise.
-       * tree-dfa.c (dump_variable): Do not dump call clobber state.
-       * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
-       (execute_return_slot_opt): Adjust.
-       * tree-tailcall.c (suitable_for_tail_opt_p): Remove
-       check for call clobbered vars here.
-       (find_tail_calls): Move tailcall verification to the
-       proper place.
-
-2010-04-16  Diego Novillo  <dnovillo@google.com>
-
-       * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
-
-2010-04-16  Bernd Schmidt  <bernds@codesourcery.com>
-
-       PR target/40603
-       * config/arm/arm.md (cbranchqi4): New pattern.
-       * config/arm/predicates.md (const0_operand,
-       cbranchqi4_comparison_operator): New predicates.
-
-2010-04-16  Richard Guenther  <rguenther@suse.de>
-
-       * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
-       (dump_gimple_stmt): Likewise.
-
-2010-04-16  Bernd Schmidt  <bernds@codesourcery.com>
-
-       * recog.h (struct recog_data): New field is_operator.
-       (struct insn_operand_data): New field is_operator.
-       * recog.c (extract_insn): Set recog_data.is_operator.
-       * genoutput.c (output_operand_data): Emit code to set the
-       is_operator field.
-       * reload.c (find_reloads): Use it rather than testing for an
-       empty constraint string.
-
-       PR target/41514
-       * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
-       If the previous insn is a cbranchsi4_insn with the same arguments,
-       omit the compare instruction.
-
-       * config/arm/arm.md (addsi3_cbranch): If destination is a high
-       register, inputs must be low registers and we need a low register
-       scratch.  Handle alternative 2 like alternative 3.
-
-2010-04-16  Jakub Jelinek  <jakub@redhat.com>
-
-       * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
-       don't call get_addr on both.  If one expression is a VALUE and
-       the other a REG, check VALUE's locs if the REG isn't among them.
-
-2010-04-16  Christian Bruel  <christian.bruel@st.com>
-
-       * config/sh/sh.h (sh_frame_pointer_required): New function.
-       * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
-       (flag_omit_frame_pointer) Set.
-       (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
-       (rounded_frame_size): Adjust size with outgoing_args_size.
-       (sh_set_return_address): Must return from stack pointer.
-       * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
-       (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
-       (ACCUMULATE_OUTGOING_ARGS): Define.
-       * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
-       * gcc/config/sh/sh.opt (maccumulate-outgoing-args): New option.
-
-2010-04-15  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       PR target/43471
-       * config/sh/sh.c (sh_legitimize_reload_address): Use
-       MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
-       Remove a unneeded check for offset_base.
-
-2010-04-15  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * configure: Regenerated.
-
-2010-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
-
-       * config/s390/s390.c (s390_call_save_register_used): Switch back
-       to HARD_REGNO_NREGS.
-
-2010-04-15  Richard Guenther  <rguenther@suse.de>
-
-       * alias.c (alias_set_subset_of): Handle alias-set zero
-       child properly.
-
-2010-04-15  Mark Shinwell  <shinwell@codesourcery.com>
-           Julian Brown  <julian@codesourcery.com>
-
-       * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
-       alternatives according to use of high and low regs.
-       * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
-       * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
-       optimizing for size on Thumb-2.
-
-2010-04-15  Thomas Schwinge  <tschwinge@gnu.org>
-
-       * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
-
-2010-04-15  Richard Guenther  <rguenther@suse.de>
-
-       * tree-ssa-structalias.c (struct variable_info): Add
-       is_fn_info flag.
-       (new_var_info): Initialize it.
-       (dump_constraints): Support printing last added constraints.
-       (debug_constraints): Adjust.
-       (dump_constraint_graph): Likewise.
-       (make_heapvar_for): Check for NULL cfun.
-       (get_function_part_constraint): New function.
-       (get_fi_for_callee): Likewise.
-       (find_func_aliases): Properly implement IPA PTA constraints.
-       (process_ipa_clobber): New function.
-       (find_func_clobbers): Likewise.
-       (insert_into_field_list_sorted): Remove.
-       (create_function_info_for): Properly allocate vars for IPA mode.
-       Do not use insert_into_field_list_sorted.
-       (create_variable_info_for): Properly generate constraints for
-       global vars in IPA mode.
-       (dump_solution_for_var): Always dump the solution.
-       (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
-       (find_what_var_points_to): Adjust.
-       (pt_solution_set): Change.
-       (pt_solution_ior_into): New function.
-       (pt_solution_empty_p): Export.
-       (pt_solution_includes_global): Adjust.
-       (pt_solution_includes_1): Likewise.
-       (pt_solutions_intersect_1): Likewise.
-       (dump_sa_points_to_info): Check some invariants.
-       (solve_constraints): Move constraint dumping ...
-       (compute_points_to_sets): ... here.
-       (ipa_pta_execute): ... and here.
-       (compute_may_aliases): Do not re-compute points-to info
-       locally if IPA info is available.
-       (ipa_escaped_pt): New global var.
-       (ipa_pta_execute): Properly implement IPA PTA.
-       * tree-into-ssa.c (dump_decl_set): Support dumping
-       decls not in referenced-vars.
-       * tree-flow.h (struct gimple_df): Add ipa_pta flag.
-       * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
-       (dump_points_to_solution): Likewise.
-       * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
-       * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
-       (remap_gimple_stmt): Reset call clobber/use information if necessary.
-       (copy_decl_to_var): Copy DECL_PT_UID.
-       (copy_result_decl_to_var): Likewise.
-       * tree.c (make_node_stat): Initialize DECL_PT_UID.
-       (copy_node_stat): Copy it.
-       * tree.h (DECL_PT_UID): New macro.
-       (SET_DECL_PT_UID): Likewise.
-       (DECL_PT_UID_SET_P): Likewise.
-       (struct tree_decl_minimal): Add pt_uid member.
-       * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
-       (pt_solution_empty_p): Declare.
-       (pt_solution_set): Adjust.
-       (ipa_escaped_pt): Declare.
-       * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
-       * gimple-pretty-print.c (pp_points_to_solution): New function.
-       (dump_gimple_call): Dump call clobber/use information.
-       * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
-       * tree-pass.h (TDF_ALIAS): New dump option.
-       * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
-       * doc/invoke.texi (-fipa-pta): Update documentation.
-
-2010-04-15  Richard Guenther  <rguenther@suse.de>
-
-       * Makefile.in (OBJS-common): Add gimple-fold.o.
-       (gimple-fold.o): New rule.
-       * tree.h (maybe_fold_offset_to_reference,
-       maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
-       prototypes ...
-       * gimple.h: ... here.
-       * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
-       may_propagate_address_into_dereference): Move prototypes ...
-       * gimple.h: ... here.
-       * tree-ssa-ccp.c (get_symbol_constant_value,
-       may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
-       maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
-       maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
-       maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
-       ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
-       fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
-       gimplify_and_update_call_from_tree): Move ...
-       * gimple-fold.c: ... here.  New file.
-       (ccp_fold_builtin): Rename to ...
-       (gimple_fold_builtin): ... this.
-       * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
-
-2010-04-15  Richard Guenther  <rguenther@suse.de>
-
-       * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
-       fit_double_type, force_fit_type_double, add_double_with_sign,
-       neg_double, mul_double_with_sign, lshift_double, rshift_double,
-       lrotate_double, rrotate_double, div_and_round_double): Move ...
-       * double-int.c: ... here.
-       * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
-       add_double, neg_double, mul_double_with_sign, mul_double,
-       lshift_double, rshift_double, lrotate_double, rrotate_double,
-       div_and_round_double): Move prototypes ...
-       * double-int.h: ... here.
-
-2010-04-15  Bernd Schmidt  <bernds@codesourcery.com>
-
-       PR target/43742
-       * config/sh/sh.md (doloop_end_split, dect): Undo previous patch.  Use
-       matching constraints to ensure inputs match the output.
-
-2010-04-15  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       PR target/43742
-       * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
-       in an input-only operand.
-
-2010-04-15  Anatoly Sokolov  <aesok@post.ru>
-
-       * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
-       (double_int_not, double_int_lshift, double_int_rshift): Declare.
-       (double_int_negative_p): Convert to static inline function.
-       * double-int.c (double_int_lshift, double_int_lshift): New functions.
-       (double_int_negative_p): Remove.
-       * tree.h (lshift_double, rshift_double):
-       * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
-       * fold-const.c (fold_convert_const_int_from_real,
-       fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
-       (lshift_double): Change type of arith argument to bool.
-       (rshift_double): Change type of arith argument to bool. Correct
-       comment.
-       * expmed.c (mask_rtx, lshift_value): (Ditto.).
-
-2010-04-14  Bernd Schmidt  <bernds@codesourcery.com>
-
-       PR target/21803
-       * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
-       at the start and end of the then/else blocks, and omit them from the
-       conversion.
-       * cfgcleanup.c (flow_find_cross_jump): No longer static.  Remove MODE
-       argument; all callers changed.  Pass zero to old_insns_match_p instead.
-       (flow_find_head_matching_sequence): New function.
-       (old_insns_match_p): Check REG_EH_REGION notes for calls.
-       * basic-block.h (flow_find_cross_jump,
-       flow_find_head_matching_sequence): Declare functions.
-
-2010-04-14  Jason Merrill  <jason@redhat.com>
-
-       PR c++/36625
-       * c-common.c (attribute_takes_identifier_p): New fn.
-       * c-common.h: Declare it.
-
-2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
-       splitter condition.
-       (*udivmod<mode>4): Ditto.
-
-2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md (maxmin_int): Rename code attribute from
-       maxminiprefix and update all users.
-       (maxmin_float): Ditto from maxminfprefix.
-       (logic): Ditto from logicprefix.
-       (absneg_mnemonic): Ditto from absnegprefix.
-       * config/i386/mmx.md: Update all users of maxminiprefix,
-       maxminfprefix and logicprefix for rename.
-       * config/i386/sse.md: Ditto.
-       * config/i386/sync.md (sync_<code><mode>): Update for
-       logicprefix rename.
-
-2010-04-14  Manuel López-Ibáñez  <manu@gcc.gnu.org>
-
-       PR 42966
-       * diagnostics.c (diagnostic_report_diagnostic): Mark specially
-       warnings converted to errors.
-
-2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
-       used insn_type variable.
-       (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
-       to avoid set-but-not-used warning.
-
-2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
-
-       * df-core.c (df_ref_debug): Change format string placeholder
-       from 0x%x to %#x.
-       * dwarf2asm.c (dw2_asm_output_data_raw,
-       dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
-       dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
-       * dwarf2out.c (output_cfi, output_cfi_directive,
-       dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
-       output_cfa_loc_raw, output_die, output_ranges, output_file_names):
-       Ditto.
-       * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
-       * print-rtl.c (print_rtx): Ditto.
-
-2010-04-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
-
-       PR middle-end/42694
-       * builtins.c (expand_builtin_pow_root): New function to expand pow
-       calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
-       series of sqrt and cbrt calls under -ffast-math.
-       (expand_builtin_pow): Call it.
-
-2010-04-14  Michael Matz  <matz@suse.de>
-
-       PR tree-optimization/42963
-       * tree-cfg.c (touched_switch_bbs): New static variable.
-       (group_case_labels_stmt): New function broken out from ...
-       (group_case_labels): ... here, use the above.
-       (start_recording_case_labels): Allocate touched_switch_bbs.
-       (end_recording_case_labels): Deallocate it, call
-       group_case_labels_stmt.
-       (gimple_redirect_edge_and_branch): Remember index of affected BB.
-
-2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
-       from insn template.
-
-2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
-
-2010-04-13  Jan Hubicka  <jh@suse.cz>
-
-       * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
-       of optimized out static functions.
-       (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
-       cost computation.  Also sanity check for overflows.
-       (update_caller_keys): Update cgraph_edge_badness call; properly
-       update fibheap and sanity check that it is up to date.
-       (add_new_edges_to_heap): Update cgraph_edge_badness.
-       (cgraph_decide_inlining_of_small_function): Likewise;
-       add sanity checking that badness in heap is up to date;
-       improve dumping of reason; Update badness of calls to the
-       offline copy of function currently inlined; dump badness
-       of functions not inlined because of unit growth limits.
-
-2010-04-13  Eric Botcazou  <ebotcazou@adacore.com>
-
-       PR middle-end/32628
-       * c-common.c (pointer_int_sum): Disregard overflow that occured only
-       because of sign-extension change when converting to sizetype here...
-       * fold-const.c (fold_convert_const_int_from_int): ...and not here.
-
-       * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
-       the folding to constants.  Remove redundant final conversion.
-       (fold_binary) <associate>: Do not associate if the re-association of
-       constants alone overflows.
-       (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
-       to the end of the list.
-       (multiple_of_p) <COND_EXPR>: New case.
-
-2010-04-13  Manuel López-Ibáñez  <manu@gcc.gnu.org>
-
-       * opt-functions.awk (opt_sanitized_name): New.
-       (opt_enum): New.
-       * optc-gen.awk: Use it
-       * opth-gen.awk: Use it.
-
-2010-04-13  Martin Jambor  <mjambor@suse.cz>
-
-       * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
-       (sra_modify_assign): Delete stmts loading dead data even if racc has no
-       children.  Call replace_uses_with_default_def_ssa_name to handle
-       SSA_NAES on lhs.
-
-2010-04-13  Michael Matz  <matz@suse.de>
-
-       PR middle-end/43730
-       * builtins.c (expand_builtin_interclass_mathfn): Also create
-       a register if the predicate doesn't match.
-
-2010-04-13  Diego Novillo  <dnovillo@google.com>
-
-       * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
-       * c-pch.c: Include timevar.h.
-       (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
-       (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
-       * ggc-common.c: Include timevar.h.
-       (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
-       * timevar.def (TV_PCH_SAVE): Define.
-       (TV_PCH_CPP_SAVE): Define.
-       (TV_PCH_PTR_REALLOC): Define.
-       (TV_PCH_PTR_SORT): Define.
-       (TV_PCH_RESTORE): Define.
-       (TV_PCH_CPP_RESTORE): Define.
-
-2010-04-13  Michael Matz  <matz@suse.de>
-
-       * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
-       into MINUS_EXPRs.
-       (can_reassociate_p): New function.
-       (break_up_subtract_bb, reassociate_bb): Use it.
-
-2010-04-13  Richard Guenther  <rguenther@suse.de>
-
-       PR bootstrap/43737
-       * builtins.c (c_readstr): Fix assert.
-
-2010-04-13  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
-       when generating cltd insn.
-
-       (*ashl<mode>3_1): Remove special handling for register operand 2.
-       (*ashlsi3_1_zext): Ditto.
-       (*ashlhi3_1): Ditto.
-       (*ashlhi3_1_lea): Ditto.
-       (*ashlqi3_1): Ditto.
-       (*ashlqi3_1_lea): Ditto.
-       (*<shiftrt_insn><mode>3_1): Ditto.
-       (*<shiftrt_insn>si3_1_zext): Ditto.
-       (*<shiftrt_insn>qi3_1_slp): Ditto.
-       (*<rotate_insn><mode>3_1): Ditto.
-       (*<rotate_insn>si3_1_zext): Ditto.
-       (*<rotate_insn>qi3_1_slp): Ditto.
-
-2010-04-13  Richard Guenther  <rguenther@suse.de>
-
-       * tree-ssa-structalias.c (callused_id): Remove.
-       (call_stmt_vars): New.
-       (get_call_vi): Likewise.
-       (lookup_call_use_vi): Likewise.
-       (lookup_call_clobber_vi): Likewise.
-       (get_call_use_vi): Likewise.
-       (get_call_clobber_vi): Likewise.
-       (make_transitive_closure_constraints): Likewise.
-       (handle_const_call): Adjust to do per-call call-used handling.
-       (handle_pure_call): Likewise.
-       (find_what_var_points_to): Remove general callused handling.
-       (init_base_vars): Likewise.
-       (init_alias_vars): Initialize call_stmt_vars.
-       (compute_points_to_sets): Process call-used and call-clobbered
-       vars for call statements.
-       (delete_points_to_sets): Free call_stmt_vars.
-
-2010-04-13  Richard Guenther  <rguenther@suse.de>
-
-       * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
-       Only add RW dependence for dependence distance zero.
-       Adjust maximal vectorization factor according to dependences.
-       Move alignment handling ...
-       (vect_find_same_alignment_drs): ... here.  New function.
-       (vect_analyze_data_ref_dependences): Adjust.
-       (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
-       (vect_analyze_data_refs): Adjust minimal vectorization factor
-       according to data references.
-       * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
-       dependences before determining the vectorization factor.
-       Analyze alignment after determining the vectorization factor.
-       * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
-       dependences before alignment.
-       * tree-vectorizer.h (vect_analyze_data_ref_dependences):
-       Adjust prototype.
-       (vect_analyze_data_refs): Likewise.
-       (MAX_VECTORIZATION_FACTOR): New define.
-
-2010-04-13  Duncan Sands  <baldrick@free.fr>
-
-       * except.h (lang_eh_type_covers): Remove.
-       * except.c (lang_eh_type_covers): Likewise.
-
-2010-04-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
-           Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
-
-       * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
-       * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
-       UNITS_PER_LONG where it is ABI relevant.
-       (s390_return_addr_rtx): Likewise.
-       (s390_back_chain_rtx): Likewise.
-       (s390_frame_area): Likewise.
-       (s390_frame_info): Likewise.
-       (s390_initial_elimination_offset): Likewise.
-       (save_gprs): Likewise.
-       (s390_emit_prologue): Likewise.
-       (s390_emit_epilogue): Likewise.
-       (s390_function_arg_advance): Likewise.
-       (s390_function_arg): Likewise.
-       (s390_va_start): Likewise.
-       (s390_gimplify_va_arg): Likewise.
-       (s390_function_profiler): Likewise.
-       (s390_optimize_prologue): Likewise.
-       (s390_rtx_costs): Likewise.
-       (s390_secondary_reload): Likewise.
-       (s390_promote_function_mode): Likewise.
-       (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
-       (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
-       registers available.
-       (s390_unwind_word_mode): New function.
-       (s390_function_value): Split 64 bit values into register pair if
-       used as return value.
-       (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
-       function call parameters.  Handle parallels.
-       (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
-       (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
-       (DWARF_CIE_DATA_ALIGNMENT): New macro.
-       (s390_expand_setmem): Remove unused variable src_addr.
-       * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
-       deal with 64 bit registers.
-       * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
-       Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
-       (UNITS_PER_LONG): New macro.
-       * libjava/include/s390-signal.h: Define extended ucontext
-       structure containing the upper halfs of the 64 bit registers.
-
-2010-04-13  Simon Baldwin  <simonb@google.com>
-
-       * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
-
-2010-04-13  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
-       rvalue on the RHS if the LHS is of a non-renamable type.
-       * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
-
-2010-04-13  Matthias Klose  <doko@ubuntu.com>
-
-       * gcc.c (cc1_options): Handle -iplugindir before processing
-       the cc1 spec. Only add -iplugindir once.
-       (cpp_unique_options): Add -iplugindir option if -fplugin* options
-       found.
-       * common.opt (iplugindir): Remove `Separate' property, initialize.
-       * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
-       option.
-       * Makefile.in (check-%, check-parallel-%): Create plugin dir.
-       (distclean): Remove plugin dir.
-       * doc/invoke.texi: Document -iplugindir.
-
-2010-04-13  Basile Starynkevitch  <basile@starynkevitch.net>
-
-       * doc/plugins.texi (Loading Plugins): Document short
-       -fplugin=foo option.
-       (Plugin API): Mention default_plugin_dir_name function.
-
-       * gcc.c (find_file_spec_function): Add new declaration.
-       (static_spec_func): Use it for "find-file".
-       (find_file_spec_function): Add new function.
-       (cc1_options): Add -iplugindir option if -fplugin* options found.
-
-       * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
-
-       * plugin.c (add_new_plugin): Updated comment, and handle short
-       plugin name.
-       (default_plugin_dir_name): Added new function.
-
-       * common.opt (iplugindir): New option to set the plugin directory.
-
-2010-04-12  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md (any_rotate): New code iterator.
-       (rotate_insn): New code attribute.
-       (rotate): Ditto.
-       (SWIM124): New mode iterator.
-       (<rotate_insn>ti3): New expander.
-       (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
-       any_rotate code iterator.
-       (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
-       using any_rotate code iterator and SWIM124 mode iterator.
-       (ix86_rotlti3): New insn_and_split pattern.
-       (ix86_rotrti3): Ditto.
-       (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
-       ix86_rotl{di,ti}3 patterns.
-       (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
-       (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
-       and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
-       *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
-       code iterator and SWI mode iterator.
-       (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
-       Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
-       code iterator.
-       (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
-       Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
-       (bswap rotatert splitter): Add splitter.
-       (bswap splitter): Macroize splitter using any_rotate code iterator.
-       Add insn predicate to split only for TARGET_USE_XCHGB or when
-       optimizing function for size.
-
-2010-04-12  Steve Ellcey  <sje@cup.hp.com>
-
-       * config/pa/pa.c (emit_move_sequence): Remove use of
-       deleted variable flag_argument_noalias.
-
-2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * config.gcc: Removed *-*-solaris2.7* from list of obsolete
-       configurations.
-       Add to unsupported targets list.
-       * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
-       sparc*-sun-solaris2.[567]* from target lists.
-       * configure: Regenerate.
-       * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
-       removal.
-       Remove Solaris 7 patch references.
-       (Specific, sparc-sun-solaris2.7): Removed.
-       (sparc-sun-solaris2*): Update Solaris 7 example.
-       (sparc64-*-solaris2*): Likewise.
-
-2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * config.build (alpha*-dec-osf4*): Remove.
-       * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
-       of obsolete configurations.
-       (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
-       support.
-       * config/alpha/t-osf4: Renamed to ...
-       * config/alpha/t-osf5: ... this.
-       * config/alpha/osf.h: Renamed to ...
-       * config/alpha/osf5.h: ... this.
-       Merged old osf5.h contents.
-       Update comments.
-       (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
-       (EXTRA_SPECS): Removed.
-       * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
-       reflect removal of Tru64 UNIX V4.0/V5.0 support.
-       Document that.
-
-2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * doc/contrib.texi (Contributors, Rainer Orth): Update.
-
-2010-04-12  Kai Tietz  <kai.tietz@onevision.com>
-
-       PR/43702
-       * config/i386/i386.c (x86_this_parameter): Handle aggregate for
-       __thiscall convention.
-
-2010-04-12  Steve Ellcey  <sje@cup.hp.com>
-
-       * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
-       orig_base.
-       * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
-
-2010-04-12  Steve Ellcey  <sje@cup.hp.com>
-
-       * function.c (assign_parms_initialize_all): Add unused attribute
-       to fntype.
-
-2010-04-12  Richard Guenther  <rguenther@suse.de>
-
-       * gsstruct.def (GSS_CALL): New.
-       * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
-       * gimple.h: Include tree-ssa-alias.h.
-       (struct gimple_statement_call): New.
-       (union gimple_statement_struct_d): Add gimple_call member.
-       (gimple_call_reset_alias_info): Declare.
-       (gimple_call_use_set): New function.
-       (gimple_call_clobber_set): Likewise.
-       * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
-       * gimple.c (gimple_call_reset_alias_info): New function.
-       (gimple_build_call_1): Call it.
-       * lto-streamer-in.c (input_gimple_stmt): Likewise.
-       * tree-inline.c (remap_gimple_stmt): Likewise.
-       (expand_call_inline): Remove callused handling.
-       * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
-       * tree-dfa.c (dump_variable): Likewise.
-       * tree-parloops.c (parallelize_loops): Likewise.
-       * tree-ssa.c (init_tree_ssa): Likewise.
-       (delete_tree_ssa): Likewise.
-       * tree-flow-inline.h (is_call_used): Remove.
-       * tree-flow.h (struct gimple_df): Remove callused member.
-       * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
-       * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
-       (ref_maybe_used_by_call_p_1): Simplify.
-       (call_may_clobber_ref_p_1): Likewise.
-       * tree-ssa-structalias.c (compute_points_to_sets): Set
-       the call stmt used and clobbered sets.
-       * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
-       (find_tail_calls): Verify the tail call.
-
-2010-04-12  Richard Guenther  <rguenther@suse.de>
-
-       * ipa.c (cgraph_postorder): Adjust postorder to guarantee
-       single-iteration always-inline inlining.
-       * ipa-inline.c (cgraph_mark_inline): Do not return anything.
-       (cgraph_decide_inlining): Do not handle always-inline specially.
-       (try_inline): Remove always-inline cycle detection special case.
-       Do not recurse on always-inlines.
-       (cgraph_early_inlining): Do not iterate if not optimizing.
-       (cgraph_gate_early_inlining): remove.
-       (pass_early_inline): Run unconditionally.
-       (gate_cgraph_decide_inlining): New function.
-       (pass_ipa_inline): Use it.  Do not run the IPA inliner if
-       not inlining or optimizing.
-       (cgraph_decide_inlining_of_small_functions): Also consider
-       always-inline functions.
-       (cgraph_default_inline_p): Return true for nodes which should
-       disregard inline limits.
-       (estimate_function_body_sizes): Assume zero size and time for
-       nodes which are marked as disregarding inline limits.
-       (cgraph_decide_recursive_inlining): Do not perform recursive
-       inlining on always-inline nodes.
-
-2010-04-12  Jakub Jelinek  <jakub@redhat.com>
-
-       PR bootstrap/43699
-       * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
-       for exprs satisfying handled_component_p.
-
-2010-04-12  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
-       non-constant aggregate elements.
-
-       * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
-       is a real initialization.
-
-2010-04-12  Shujing Zhao  <pearly.zhao@oracle.com>
-
-       PR c/36774
-       * c-decl.c (start_function): Move forward check for nested function.
-
-2010-04-11  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
-       * config/sh/sh.c: Include reload.h.
-       (sh_legitimize_reload_address): New.
-       * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
-       sh_legitimize_reload_address.
-
-2010-04-11  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
-
-       * config/sh/sh.md (*movqi_pop): New insn pattern.
-       * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
-
-2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md (any_shiftrt): New code iterator.
-       (shiftrt_insn): New code attribute.
-       (shiftrt): Ditto.
-       (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
-       using any_shiftrt code iterator.
-       (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
-       *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
-       (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
-       pattern from corresponding peephole2 patterns.
-       (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
-       using any_shiftrt code iterator.
-       (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
-       (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
-       (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
-       (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
-       *{ashr,lshr}<mode>3_cmp_zext.
-       (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
-
-2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
-       scratch register.
-       (*lshr<mode>3_cconly): Ditto.
-
-2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md (lshr<mode>3): Macroize expander from
-       lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
-       (*lshr<mode>3_doubleword): New insn_and_split_pattern.  Macroize
-       pattern from *lshr{di,ti}3_1 and corresponding splitters using
-       DWI mode iterator.
-       (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
-       from corresponding peephole2 patterns.
-       (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
-       *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
-       and *lshrdi3_1_rex64 using SWI mode iterator.
-       (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
-       (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
-       (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
-       *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
-       and *lshrdi3_cmp_rex64 using SWI mode iterator.
-       (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
-       (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
-       *lshrdi3_one_bit_cconly_rex64. Macroize insn from
-       *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
-       SWI mode iterator.
-
-2010-04-10  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md (ashr<mode>3): Macroize expander from
-       ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
-       (*ashr<mode>3_doubleword): New insn_and_split_pattern.  Macroize
-       pattern from *ashr{di,ti}3_1 and corresponding splitters using
-       DWI mode iterator.
-       (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
-       from corresponding peephole2 patterns.
-       (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
-       (ashrsi3_cvt): Rename from ashrsi3_31.
-       (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
-       (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
-       and x86_64_shift_adj_3 using SWI48 mode iterator.
-       (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
-       *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
-       and *ashrdi3_1_rex64 using SWI mode iterator.
-       (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
-       (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
-       (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
-       *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
-       and *ashrdi3_cmp_rex64 using SWI mode iterator.
-       (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
-       (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
-       *ashrdi3_one_bit_cconly_rex64. Macroize insn from
-       *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
-       SWI mode iterator.
-       (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
-       * config/i386/i386.c (ix86_split_ashr): Update for renamed
-       x86_shift<mode>_adj_3 expanders.
-
-2010-04-10  Wei Guozhi  <carrot@google.com>
-
-       PR target/42601
-       * config/arm/arm.c (arm_pic_static_addr): New function.
-       (legitimize_pic_address): Call arm_pic_static_addr when it detects
-       a static symbol.
-       (arm_output_addr_const_extra): Output expression for new pattern.
-       * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
-
-2010-04-10  Bernd Schmidt  <bernds@codesourcery.com>
-
-       * ira-costs.c (record_reg_classes): Ignore alternatives that are
-       not enabled.
-
-       * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
-       * web.c: Include "insn-config.h" and "recog.h".
-       (union_match_dups): New function.
-       (web_main): Call it.
-       (union_defs): Don't try to recognize match_dups.
-
-       * reload1.c (eliminate_regs_in_insn): Don't restore an operand
-       if doing so would replace the entire pattern.
-
-2010-04-09  Uros Bizjak  <ubizjak@gmail.com>
-
-       PR target/43707
-       PR target/43709
-       * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
-       and splitter pattern.  Change splitter operand 1 predicate to
-       nonmemory_operand.
-
-2010-04-09  Martin Jambor  <mjambor@suse.cz>
-
-       * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
-       lattices are addresses of CONST_DECLs with the same initial value.
-       (ipcp_print_all_lattices): Print values of CONST_DECLs.
-       * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
-
-2010-04-09  Eric Botcazou  <ebotcazou@adacore.com>
-           Bernd Schmidt  <bernds@codesourcery.com>
-
-       * loop-invariant.c (replace_uses): New static function.
-       (move_invariant_reg): Use it to ensure we can replace the uses.
-
-2010-04-09  Hariharan Sandanagobalane  <hariharan@picochip.com>
-
-       * config/picochip/picochip.c (picochip_rtx_costs): Use correct
-       function template.
-       (picochip_override_options): Enable section anchors only above -O1.
-       (picochip_reorg): Fixed a couple of build warnings.
-
-2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * configure.ac (plugin -rdynamic test): Log result.
-       * configure: Regenerate.
-       * config/sol2.h (LINK_SPEC): Handle -rdynamic.
-       (RDYNAMIC_SPEC): Define.
-       * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
-
-2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * configure.ac: Determine Sun ld version numbers.
-       (comdat_group): Restrict GNU ld version checks to gld.
-       (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
-       (enable_comdat): Support --enable-comdat.
-       * configure: Regenerate.
-       * doc/install.texi (Configuration): Document --enable-comdat.
-
-2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * config/sparc/sol2-gld.h: Remove SPARC reference.  Rename ...
-       * config/sol2-gld.h: ... here.
-       * config.gcc (sparc*-*-solaris2*): Reflect this.
-       (i[34567]86-*-solaris2*): Use it.
-
-2010-04-09  Steve Ellcey  <sje@cup.hp.com>
-
-       * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
-       setup_clocks_p.
-       (final_emit_insn_group_barriers): Remove unused variable prev_insn.
-
-2010-04-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
-
-       PR 42965
-       * diagnostic.c (diagnostic_initialize): Initialize
-       some_warnings_are_errors.
-       (diagnostic_finish): New.
-       (diagnostic_action_after_output): Call it before exiting.
-       (diagnostic_report_diagnostic): Do not print message here. Set
-       some_warnings_are_errors.
-       * diagnostic.h (diagnostic_context): Delete
-       issue_warnings_are_errors_message. Add some_warnings_are_errors.
-       (diagnostic_finish): Declare.
-       * toplev.c (toplev_main): Call it before exit.
-
-2010-04-09  Jason Merrill  <jason@redhat.com>
-
-       PR c++/42623
-       * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
-       for incomplete type.
-
-       PR c++/41788
-       * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
-       based on a warning flag.
-
-2010-04-09  Richard Guenther  <rguenther@suse.de>
-
-       * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
-
-2010-04-09  Iain Sandoe  <iains@gcc.gnu.org>
-
-       PR bootstrap/43684
-       * varasm.c (default_assemble_visibility): Wrap vars that are
-       set, but unused, by targets without GAS.
-       * config/rs6000/rs6000.c (paired_emit_vector_compare):
-       Remove set, but unused, vars.
-       (rs6000_legitimize_tls_address): Likewise.
-       (altivec_expand_dst_builtin): Likewise.
-       * config/darwin.c (machopic_classify_symbol): Likewise.
-       (machopic_indirection_name): Likewise.
-
-2010-04-09  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md (DWI): New mode iterator.
-       (S): New mode attribute.
-       (shift_operand): Ditto.
-       (shift_immediate_operand): Ditto.
-       (ashl_input_operand): Ditto.
-       (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
-       using SDWIM mode iterator.
-       (*ashl<mode>3_doubleword): New insn_and_split_pattern.  Macroize
-       pattern from *ashl{di,ti}3_1 and corresponding splitters using
-       DWI mode iterator.
-       (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
-       from corresponding peephole2 patterns.
-       (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
-       and x86_64_shift_adj_1 using SWI48 mode iterator.
-       (x86_shift<mode>_adj_2): Ditto.
-       (*ashldi3_1_rex64): Split TYPE_LEA pattern.
-       (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
-       using SWI48 mode iterator.
-       (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
-       *ashldi3_cmp_rex64 using SWI mode iterator.
-       (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
-       *ashldi3_cconly_rex64 using SWI mode iterator.
-       * config/i386/i386.c (ix86_split_ashl): Update for renamed
-       x86_shift<mode>_adj_{1,2}.
-       (ix86_split_ashr): Ditto.
-       (ix86_split_lshr): Ditto.
-
-2010-04-09  Richard Guenther  <rguenther@suse.de>
-
-       * target.h (builtin_conversion): Pass in input and output types.
-       * targhooks.c (default_builtin_vectorized_conversion): Adjust.
-       * targhooks.h (default_builtin_vectorized_conversion): Likewise.
-       * tree-vect-stmts.c (vectorizable_conversion): Adjust.
-       * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
-
-       * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
-       Handle AVX modes.
-       * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
-
-2010-04-09  Richard Guenther  <rguenther@suse.de>
-
-       PR target/43152
-       * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
-
-2010-04-09  Richard Guenther  <rguenther@suse.de>
-
-       * tree-vectorizer.h (struct _stmt_vec_info): Document
-       that vectype is the type of the LHS.
-       (supportable_widening_operation, supportable_narrowing_operation):
-       Get both input and output vector types as arguments.
-       (vect_is_simple_use_1): Declare.
-       (get_same_sized_vectype): Likewise.
-       * tree-vect-loop.c (vect_determine_vectorization_factor):
-       Set STMT_VINFO_VECTYPE to the vector type of the def.
-       (vectorizable_reduction): Adjust.
-       * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
-       Adjust.  Specify the output vector type.
-       (vect_pattern_recog_1): Adjust.
-       * tree-vect-stmts.c (get_same_sized_vectype): New function.
-       (vectorizable_call): Adjust.
-       (vectorizable_conversion): Likewise.
-       (vectorizable_operation): Likewise.
-       (vectorizable_type_demotion): Likewise.
-       (vectorizable_type_promotion): Likewise.
-       (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
-       the def.
-       (vect_is_simple_use_1): New function.
-       (supportable_widening_operation): Get both input and output
-       vector types.
-       (supportable_narrowing_operation): Likewise.
-       * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
-
-2010-04-09  Kai Tietz  <kai.tietz@onevision.com>
-
-       * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
-       __thiscall and _thiscall as predefined macros.
-       * config/i386/i386.c (ix86_handle_cconv_attribute): Add
-       thiscall attribute handling.
-       (ix86_comp_type_attributes): Likewise.
-       (ix86_function_regparm): Likewise.
-       (ix86_return_pops_args): Likewise.
-       (init_cumulative_args): Likewise.
-       (find_drap_reg): Likewise.
-       (ix86_static_chain): Likewise.
-       (x86_this_parameter): Likewise.
-       (x86_output_mi_thunk): Likewise.
-       (ix86_attribute_table): Add description for thiscall attribute.
-       * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
-       * doc/extend.texi: Add documentation for thiscall.
-
-2010-04-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
-
-       PR c++/28584
-       * c.opt (Wint-to-pointer-cast): Available in C++.
-       * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
-
-2010-04-08  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
-       * calls.c (expand_call): Pass the function type to aggregate_value_p.
-       * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
-       the target function of a CALL_EXPR.  Honor TREE_ADDRESSABLE on the
-       function type instead.  Reorder and simplify checks.
-
-       * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
-
-2010-04-08  Jing Yu  <jingyu@google.com>
-           Zdenek Dvorak  <ook@ucw.cz>
-
-       PR tree-optimization/42720
-       * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
-       loop unswitch conditions here from ...
-       (tree_unswitch_single_loop): ... here.
-
-2010-04-08  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * tree-if-conv.c: Fix comments and simplify logic.
-
-2010-04-08  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
-       (tree_if_conversion): Same.  Update call to if_convertible_loop_p.
-       (main_tree_if_conversion): Update call to tree_if_conversion.
-
-2010-04-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
-
-       PR 42485
-       * doc/invoke.texi (-b,-V): Delete.
-       * doc/tm.texi: Do not mention -b.
-       * gcc.c (display_help): Delete -b and -V.
-       (process_command): Delete -b and -V.
-       * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
-
-2010-04-08  Christian Borntraeger  <borntraeger@de.ibm.com>
-           Wolfgang Gellerich  <gellerich@de.ibm.com>
-
-       Implement target hook for loop unrolling
-       * target.h (loop_unroll_adjust): Add a new target hook function.
-       * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
-       * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
-       * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
-       (s390_loop_unroll_adjust): Implement the new target hook for s390.
-       * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
-       target hook.
-       (decide_unroll_stupid): Likewise.
-
-2010-04-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       PR target/43643
-       * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
-
-2010-04-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
-       (Specific, *-*-solaris2*): Likewise.
-       Don't prefer Sun as over GNU as.
-
-2010-04-08  Wolfgang Gellerich  <gellerich@de.ibm.com>
-
-       * config/s390/s390.c (override_options): Adjust the z10 defaults
-       for max-unroll-times, max-completely-peeled-insns
-       and max-completely-peel-times.
-
-2010-04-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
-
-       * config/s390/s390.c (s390_expand_movmem): Issue prefetch
-       instructions for z10.
-       (s390_expand_setmem): Likewise.
-       (s390_expand_cmpmem): Likewise.
-
-2010-04-08  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/43679
-       * tree-ssa-pre.c (eliminate): Only propagate copies.
-
-2010-04-08  Jakub Jelinek  <jakub@redhat.com>
-
-       PR bootstrap/43681
-       * expr.c (block_move_libcall_safe_for_call_parm): Avoid
-       set but not used variable warning.
-
-2010-04-08  Wei Guozhi  <carrot@google.com>
-
-       PR target/41653
-       * config/arm/arm.c (thumb1_size_rtx_costs): New function.
-       (arm_size_rtx_costs): Call the new function when optimized for size.
-
-2010-04-08  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/43670
-       * cfgexpand.c (expand_debug_expr): If for non-NULL offset
-       op0 is not a MEM, just return NULL instead of assertion
-       failure.
-       (discover_nonconstant_array_refs): Don't walk debug stmts.
-
-2010-04-08  Doug Kwan  <dougkwan@google.com>
-
-       * configure.ac: Recognize gold and do not use its version number
-       to test ld features.
-       * configure: Regenerate.
-
-2010-04-08  Maxim Kuvyrkov  <maxim@codesourcery.com>
-
-       PR middle-end/40815
-       * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
-       (negate_value): Move code to push elements to broken_up_substracts ...
-       (eliminate_plus_minus_pair): ... here.  Push operands that have no
-       negative pair to plus_negates.
-       (repropagate_negates, init_reassoc, fini_reassoc): Update.
-
-2010-04-07  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
-
-       * doc/install.texi (Configuration): Move description of
-       --enable-lto, --with-libelf*, --enable-gold from Java section to
-       general section.
-
-       * doc/generic.texi (Working with declarations)
-       (Function Properties, C and C++ Trees): Fix typos.
-       * doc/sourcebuild.texi (Top Level): Likewise.
-
-2010-04-07  Jakub Jelinek  <jakub@redhat.com>
-
-       PR c/18624
-       * tree.h (DECL_READ_P): Define.
-       (struct tree_decl_common): Add decl_read_flag.
-       * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
-       a set but not used warning.
-       (merge_decls): Merge DECL_READ_P flag.
-       (finish_decl, build_compound_literal): Set DECL_READ_P flag.
-       (finish_function): Issue -Wunused-but-set-parameter diagnostics.
-       * c-common.c (handle_used_attribute, handle_unused_attribute):
-       Likewise.
-       * c-tree.h (default_function_array_read_conversion, mark_exp_read):
-       New prototypes.
-       * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
-       New functions.
-       (default_conversion, c_process_expr_stmt): Call mark_exp_read.
-       * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
-       c_parser_binary_expression, c_parser_cast_expression,
-       c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
-       Call default_function_array_read_conversion instead of
-       default_function_array_conversion where needed.
-       (c_parser_unary_expression, c_parser_conditional_expression,
-       c_parser_postfix_expression_after_primary, c_parser_initelt):
-       Likewise.  Call mark_exp_read where needed.
-       (c_parser_statement_after_labels, c_parser_asm_operands,
-       c_parser_typeof_specifier, c_parser_sizeof_expression,
-       c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
-       where needed.
-       * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
-       New.
-       * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
-       (warn_unused_but_set_parameter): Default to warn_unused
-       && extra_warnings.
-       * doc/invoke.texi: Document -Wunused-but-set-variable and
-       -Wunused-but-set-parameter.
-
-       * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
-       used count variable.
-       * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
-       when operandN variables aren't used in the body of the expander
-       or splitter.
-       * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
-       FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
-       * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
-       * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
-       FOR_EACH_IMM_USE_ON_STMT): Likewise.
-       * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
-       * tree.c (PROCESS_ARG): Likewise.
-
-2010-04-07  Simon Baldwin  <simonb@google.com>
-
-       * diagnostic.h (diagnostic_override_option_index): New macro to
-       set a diagnostic's option_index.
-       * c-tree.h (c_cpp_error): Add warning reason argument.
-       * opts.c (_warning_as_error_callback): New.
-       (register_warning_as_error_callback): Store callback for
-       warnings enabled via enable_warning_as_error.
-       (enable_warning_as_error): Call callback, minor code tidy.
-       * opts.h (register_warning_as_error_callback): Declare.
-       * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
-       response to -Werror=.
-       (c_common_init_options): Register warning_as_error_callback in opts.c.
-       * common.opt: Add -Wno-cpp option.
-       * c-common.c (struct reason_option_codes_t): Map cpp warning
-       reason codes to gcc option indexes.
-       * (c_option_controlling_cpp_error): New function, lookup the gcc
-       option index for a cpp warning reason code.
-       * (c_cpp_error): Add warning reason argument, call
-       c_option_controlling_cpp_error for diagnostic_override_option_index.
-       * doc/invoke.texi: Document -Wno-cpp.
-
-2010-04-07  Richard Guenther  <rguenther@suse.de>
-
-       * ipa-reference.c (mark_load): Use get_base_address.
-       (mark_store): Likewise.
-
-       * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
-       inserting GIMPLE_NOPs into the IL.
-       * tree-ssa-structalias.c (get_constraint_for_component_ref):
-       Explicitly strip handled components and indirect references.
-
-       * fold-const.c (fold_unary_loc): Do not strip qualifiers when
-       folding address expressions.
-       * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
-       * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
-       operand_equal_p to compare decls.
-       (ptr_deref_may_alias_decl_p): Likewise.
-       * tree-ssa-operands.c (get_asm_expr_operands): Simplify
-       * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
-       Handle reversed comparison ops.
-       * tree-sra.c (asm_visit_addr): Use get_base_address.
-       * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
-       * ipa-reference.c (mark_address): Use get_base_address.
-
-2010-04-07  Richard Guenther  <rguenther@suse.de>
-
-       * tree-ssa-forwprop.c (forward_propagate_addr_expr):
-       Propagate constants everywhere.
-
-2010-04-07  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/43516
-       * tree.c (MAX_INT_CACHED_PREC): Define.
-       (nonstandard_integer_type_cache): New array.
-       (build_nonstandard_integer_type): Cache results for precision
-       <= MAX_INT_CACHED_PREC.
-
-2010-04-07  Richard Guenther  <rguenther@suse.de>
-
-       * doc/invoke.texi (-fargument-alias, -fargument-noalias,
-       -fargument-noalias-global, -fargument-noalias-anything): Remove.
-       * common.opt: Likewise.
-       * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
-       * alias.c (base_alias_check): Remove flag_argument_noalias handling.
-       (nonoverlapping_memrefs_p): Likewise.
-       * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
-       * opts.c (common_handle_option): Handle OPT_fargument_alias,
-       OPT_fargument_noalias, OPT_fargument_noalias_anything and
-       OPT_fargument_noalias_global for backward compatibility.
-
-2010-04-07  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/43270
-       * tree-vrp.c (check_array_ref): Fix flexible array member detection.
-       * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
-       * tree-ssa-pre.c (phi_translate_1): Adjust.
-       (fully_constant_expression): Split out vn_reference handling to ...
-       * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
-       Fold reads from constant strings.
-       (vn_reference_lookup): Handle fully constant references.
-       (vn_reference_lookup_pieces): Likewise.
-       * Makefile.in (expmed.o-warn): Add -Wno-error.
-
-2010-04-07  Martin Jambor  <mjambor@suse.cz>
-
-       * tree-sra.c (find_param_candidates): Allow scalar va_list types.
-
-2010-04-07  Iain Sandoe  <iains@gcc.gnu.org>
-
-       PR driver/41594
-       * gcc.c: Add -static-libstdc++ to list of recognized options.
-
-2010-04-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
-
-2010-04-07  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/42617
-       * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
-       bases build simple mem attributes to retain points-to information.
-
-2010-04-07  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/42617
-       * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
-       preserve points-to related information.
-
-2010-04-07  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/42617
-       * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
-       discard plain indirect references.
-       * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
-       * tree.c (tree_nop_conversion): Likewise.
-
-2010-04-07  Dodji Seketeli  <dodji@redhat.com>
-
-       PR debug/43628
-       * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
-
-2010-04-06  Kai Tietz  <kai.tietz@onevision.com>
-
-       * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
-       calling convention attributes on METHOD_TYPEs for w64 ABI, too.
-
-2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * tree-if-conv.c: Fix indentation and comments.
-
-2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * tree-if-conv.c: Sort static functions in topological order.
-
-2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * tree-if-conv.c: Fix indentation and comments.
-
-2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
-
-       PR middle-end/43519
-       * graphite-clast-to-gimple.c (max_signed_precision_type): Use
-       lang_hooks.types.type_for_size instead of
-       build_nonstandard_integer_type.
-       When converting an unsigned type to signed, double its precision.
-       (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
-       (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
-       (graphite_create_new_loop_guard): When ub + 1 wraps around,
-       use lb <= ub.
-
-2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
-
-       PR middle-end/43519
-       * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
-       POINTER_PLUS_EXPR for pointer types.
-
-2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
-
-       PR middle-end/43519
-       * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
-       * graphite-clast-to-gimple.c: Include langhooks.h.
-       (max_signed_precision_type): New.
-       (max_precision_type): Takes two types as arguments.
-       (precision_for_value): New.
-       (precision_for_interval): New.
-       (gcc_type_for_interval): New.
-       (gcc_type_for_value): New.
-       (gcc_type_for_clast_term): New.
-       (gcc_type_for_clast_red): New.
-       (gcc_type_for_clast_bin): New.
-       (gcc_type_for_clast_expr): Split up into several functions.
-       (gcc_type_for_clast_eq): Rewritten.
-       (compute_bounds_for_level): New.
-       (compute_type_for_level_1): New.
-       (compute_type_for_level): New.
-       (gcc_type_for_cloog_iv): Removed.
-       (gcc_type_for_iv_of_clast_loop): Rewritten.
-       (graphite_create_new_loop): Compute the lower and upper bound types
-       with gcc_type_for_clast_expr.
-       (graphite_create_new_loop_guard): Same.
-       (find_cloog_iv_in_expr): Removed.
-       (compute_cloog_iv_types_1): Removed.
-       (compute_cloog_iv_types): Removed.
-       (gloog): Do not call compute_cloog_iv_types.
-       * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
-       GBB_CLOOG_IV_TYPES.
-       (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
-       * sese.h (struct gimple_bb): Removed field cloog_iv_types.
-       (GBB_CLOOG_IV_TYPES): Removed.
-
-2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
-       gimple_phi_num_args of the loop close SSA phi node is equal to 1.
-       (detect_commutative_reduction): Same.
-
-2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
-       call to verify_ssa.  Invoke verify_loop_closed_ssa with an extra
-       argument.
-       * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
-       * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
-       (rewrite_commutative_reductions_out_of_ssa): Same.
-       * passes.c (execute_function_todo): Call verify_ssa for every pass
-       in the LNO.  Invoke verify_loop_closed_ssa with an extra argument.
-       * tree-flow.h (verify_loop_closed_ssa): Update declaration.
-       * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
-       with an extra argument.
-       * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same.  Call
-       verify_ssa only when the extra argument is true.
-       (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
-       with an extra argument.
-       (tree_transform_and_unroll_loop): Same.
-
-2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * passes.c (execute_function_todo): Call verify_loop_closed_ssa
-       for all the passes of the LNO having LOOP_CLOSED_SSA.
-       * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
-       * tree-loop-distribution.c (pass_loop_distribution): Same.
-       * tree-pass.h (TODO_verify_loops): Removed.
-       * tree-ssa-loop.c (pass_tree_loop_init): Same.
-       (pass_lim): Same.
-       (pass_tree_unswitch): Same.
-       (pass_predcom): Same.
-       (pass_vectorize): Same.
-       (pass_linear_transform): Same.
-       (pass_graphite_transforms): Same.
-       (pass_iv_canon): Same.
-       (pass_complete_unroll): Same.
-       (pass_complete_unrolli): Same.
-       (pass_parallelize_loops): Same.
-       (pass_loop_prefetch): Same.
-       (pass_iv_optimize): Same.
-
-2010-04-06  Changpeng Fang  <changpeng.fang@amd.com>
-
-       PR middle-end/32824
-       * passes.c (init_optimization_passes): Move pass_lim before
-       pass_copy_prop and pass_dce_loop.
-
-2010-04-06  Jakub Jelinek  <jakub@redhat.com>
-
-       PR target/43667
-       * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
-       instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
-       (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
-       MULTI_* defines for 4 argument vpermil2p* builtins.
-
-2010-04-06  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
-       * config/i386/i386.c (x86_maybe_negate_const_int): New.
-       (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
-       * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
-       *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
-       *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
-       *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
-       Use x86_maybe_negate_const_int to output insn mnemonic.
-       (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto.  Remove overflow
-       check from instruction predicate.  Update comments.
-       * config/i386/sync.md (sync_add<mode>): Use
-       x86_maybe_negate_const_int to output insn mnemonic.
-
-2010-04-06  Jan Hubicka  <jh@suse.cz>
-
-       PR tree-optimization/42906
-       * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
-       IGNORE_SELF argument.  Set visited_control_parents for fully
-       processed BBs.
-       (find_obviously_necessary_stmts): Update call of
-       mark_control_dependent_edges_necessary.
-       (propagate_necessity): Likewise.  Handle PHI edges more curefully.
-
-2010-04-06  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/i386.md: Remove comment about 'e' and 'E'
-       operand modifier.
-
-2010-04-06  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/43627
-       * tree-vrp.c (extract_range_from_unary_expr): Widenings
-       of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
-       not varying.
-
-2010-04-06  Jakub Jelinek  <jakub@redhat.com>
-
-       * BASE-VER: Change to 4.6.0.
-
-       PR target/43638
-       * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
-       handling.
-
-2010-04-06  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/43661
-       * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
-
-2010-04-05  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
-
-       * doc/invoke.texi (Optimize Options): Document that LTO
-       won't remove object access purely due to incompatible
-       declarations.
-
-2010-04-04  Matthias Klose  <doko@ubuntu.com>
-
-       * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
-       Initialize variable.
-
-2010-04-03  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/42509
-       * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
-       require a non-NULL MEM_OFFSET.
-
-2010-04-02  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
-       basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
-       collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
-       config/alpha/predicates.md, config/arm/arm.md,
-       config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
-       config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
-       config/darwin9.h, config/darwin.c, config/darwin.h,
-       config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
-       config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
-       config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
-       config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
-       config/mips/mips.md, config/mn10300/mn10300.c,
-       config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
-       config/rs6000/aix.h, config/rs6000/dfp.md,
-       config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
-       config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
-       config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
-       config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
-       config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
-       config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
-       c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
-       diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
-       doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
-       doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
-       fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
-       gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
-       graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
-       graphite-dependences.c, graphite-poly.c, graphite-poly.h,
-       graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
-       graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
-       intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
-       ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
-       ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
-       loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
-       objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
-       opt-functions.awk, opth-gen.awk, params.def, passes.c,
-       postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
-       rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
-       store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
-       tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
-       tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
-       tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
-       tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
-       tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
-       tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
-       tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
-       tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
-       tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
-       tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
-       unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
-
-2010-04-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
-
-       PR other/43620
-       * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
-       * aclocal.m4: Regenerate.
-
-2010-04-02  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/43629
-       * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
-       if we have seen a constant value.
-
-2010-04-02  Joseph Myers  <joseph@codesourcery.com>
-
-       * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
-
-2010-04-02  Richard Earnshaw  <rearnsha@arm.com>
-
-       PR target/43469
-       * arm.c (legitimize_tls_address): Adjust call to
-       gen_tls_load_dot_plus_four.
-       (arm_note_pic_base): New function.
-       (arm_cannot_copy_insn_p): Use it.
-       * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
-       constraint.
-
-2010-04-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
-
-       PR bootstrap/43531
-
-       Revert:
-       2009-09-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
-
-       * Makefile.in ($(out_object_file)): Depend on
-       gt-$(basename $(notdir $(out_file))).h.
-
-2010-04-01  Ralf Corsépius <ralf.corsepius@rtems.org>
-
-       * config.gcc (lm32-*-rtems*): Add t-lm32.
-
-2010-04-01  Joel Sherrill <joel.sherrill@oarcorp.com>
-
-       * config.gcc: Add lm32-*-rtems*.
-       * config/lm32/rtems.h: New file.
-
-2010-04-01  Dave Korn  <dave.korn.cygwin@gmail.com>
-
-       PR target/42609
-       * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
-
-2010-04-01  Jakub Jelinek  <jakub@redhat.com>
-
-       * dwarf2out.c (output_compilation_unit_header): For
-       -gdwarf-4 use version 4 instead of version 3.
-       (output_line_info): For version 4 and above emit additional
-       maximum ops per insn header field.
-       (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
-
-       * dwarf2out.c (is_c_family, is_java): Remove.
-       (lower_bound_default): New function.
-       (add_bound_info, gen_descr_array_type_die): Use it.
-
-2010-04-01  Dodji Seketeli  <dodji@redhat.com>
-
-       PR debug/43325
-       * dwarf2out.c (gen_variable_die): Allow debug info for variable
-       re-declaration when it happens in a function.
-
-2010-04-01  Aldy Hernandez  <aldyh@redhat.com>
-
-       * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
-       (cgraph_remove_function_insertion_hook): Same.
-       (cgraph_call_function_insertion_hooks): Same.
-
-2010-04-01  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/43614
-       * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
-       and TREE_THIS_VOLATILE.
-       (copy_ref_info): Likewise.
-       * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
-       * tree.c (build6_stat): Ignore side-effects of all but arg5
-       for TARGET_MEM_REF.  Set TREE_THIS_VOLATILE from arg5 of
-       TARGET_MEM_REF.
-
-2010-04-01  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/43607
-       * ipa-type-escape.c (check_call): Do not access non-existing
-       arguments.
-
-2010-04-01  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/43602
-       Revert
-       2010-03-30  Seongbae Park <seongbae.park@gmail.com>
-                   Jack Howarth <howarth@bromo.med.uc.edu>
-
-       * tree-profile.c (tree_init_ic_make_global_vars): Make static
-       variables TLS.
-
-2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * doc/install.texi (Prerequisites): Document libelf usability on
-       IRIX 5/6 and Solaris 2.
-       (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
-       Update GNU as, GNU ld requirements.
-       (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
-       Document Sun Studio compiler download.
-       Update and simplify as, ld recommendations.
-       (Specific, *-*-solaris2.7): Note obsoletion, removal.
-
-2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
-       with_tune_32 to pentium4.
-
-2010-04-01  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
-
-2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
-       obsoletion, removal.
-       Update IDO URL.
-       Document GNU as requirement.
-       Update configure requirements.
-       (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
-       Recomment IRIX 6.5.18+.
-       Document IDF/IDL requirement.
-       Document GNU as requirement.
-       Document GNU ld bootstrap failure.
-       Remove freeware.sgi.com reference.
-
-2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
-       UNIX V4.0, V5.0 obsoletion, removal.
-       Remove --with-gc=simple reference.
-       Update VM requirements during bootstrap.
-       Remove -oldas bootstrap description.
-       Update binutils reference.
-       Remove comparison failure note.
-
-2010-03-31  Richard Guenther  <rguenther@suse.de>
-           Zdenek Dvorak  <ook@ucw.cz>
-           Sebastian Pop  <sebastian.pop@amd.com>
-
-       PR middle-end/43464
-       * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
-       with multiple arguments.
-       (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
-
-2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * graphite-dependences.c (print_pddr): Call print_pdr with an
-       extra argument.
-       * graphite-poly.c (debug_pdr): Add an extra argument for the
-       verbosity level.
-       (print_pdr): Same.
-       (print_pbb_domain): Same.
-       (print_pbb): Same.
-       (print_scop_context): Same.
-       (print_scop): Same.
-       (print_cloog): Same.
-       (debug_pbb_domain): Same.
-       (debug_pbb): Same.
-       (print_pdrs): Same.
-       (debug_pdrs): Same.
-       (debug_scop_context): Same.
-       (debug_scop): Same.
-       (debug_cloog): Same.
-       (print_scop_params): Same.
-       (debug_scop_params): Same.
-       (print_iteration_domain): Same.
-       (print_iteration_domains): Same.
-       (debug_iteration_domain): Same.
-       (debug_iteration_domains): Same.
-       (print_scattering_function): Same.
-       (print_scattering_functions): Same.
-       (debug_scattering_function): Same.
-       (debug_scattering_functions): Same.
-       * graphite-poly.h (debug_pdr): Update declaration.
-       (print_pdr): Same.
-       (print_pbb_domain): Same.
-       (print_pbb): Same.
-       (print_scop_context): Same.
-       (print_scop): Same.
-       (print_cloog): Same.
-       (debug_pbb_domain): Same.
-       (debug_pbb): Same.
-       (print_pdrs): Same.
-       (debug_pdrs): Same.
-       (debug_scop_context): Same.
-       (debug_scop): Same.
-       (debug_cloog): Same.
-       (print_scop_params): Same.
-       (debug_scop_params): Same.
-       (print_iteration_domain): Same.
-       (print_iteration_domains): Same.
-       (debug_iteration_domain): Same.
-       (debug_iteration_domains): Same.
-       (print_scattering_function): Same.
-       (print_scattering_functions): Same.
-       (debug_scattering_function): Same.
-       (debug_scattering_functions): Same.
-
-2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * graphite-poly.c (print_scattering_function_1): New.
-       (print_scattering_function): Call it.
-       (print_scop_params): Remove spaces at the end of lines.
-       (print_cloog): New.
-       (debug_cloog): New.
-       * graphite-poly.h (print_cloog): Declared.
-       (debug_cloog): Declared.
-
-2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
-       in loop->header.
-       * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
-       * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
-       * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
-       to switch between adding the IV bump in loop->latch or in loop->header.
-
-2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * graphite-poly.c (print_scattering_function): Pretty print following
-       the scoplib format.
-       (print_pdr): Same.
-       (print_pbb_domain): Same.
-       (dump_gbb_cases): Same.
-       (dump_gbb_conditions): Same.
-       (print_pdrs): Same.
-       (print_pbb): Same.
-       (print_scop_params): Same.
-       (print_scop_context): Same.
-       (print_scop): Same.
-       (print_pbb_body): New.
-       (lst_indent_to): New.
-       (print_lst): Start new lines with a #.
-       * graphite-poly.h (pbb_bb): New.
-       (pbb_index): Use pbb_bb.
-       * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
-       disjuncts.
-       * tree-data-ref.c (dump_data_reference): Start new lines with a #.
-
-2010-03-31  Jakub Jelinek  <jakub@redhat.com>
-
-       * dwarf2out.c (size_of_die): For -gdwarf-4 use
-       uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
-       and 0 instead of 1 for dw_val_class_flag.
-       (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
-       dw_val_class_range_list, dw_val_class_loc_list,
-       dw_val_class_lineptr and dw_val_class_macptr, use
-       DW_FORM_flag_present for dw_val_class_flag and
-       DW_FORM_exprloc for dw_val_class_loc.
-       (output_die): For -gdwarf-4 print dw_val_class_loc
-       size as uleb128 instead of 1 or 2 bytes and don't print
-       anything for dw_val_class_flag.
-
-       * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
-       instead of cselib_lookup following by tweaking locs->setting_insn.
-
-       PR bootstrap/43596
-       * cselib.c (cselib_process_insn): Clear cselib_current_insn
-       even before returning from label, setjmp call or volatile asm
-       handling.
-
-2010-03-31  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/43600
-       * cgraphunit.c (cgraph_output_in_order): Do not allocate
-       temporary data on stack.
-
-2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
-       (PUSHSECTION_ASM_OP): Remove.
-       (POPSECTION_ASM_OP): Remove.
-       (PUSHSECTION_FORMAT): Remove.
-       * config/sol2.h (PUSHSECTION_FORMAT): Define.
-       * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
-       * config/sol2.c (solaris_output_init_fini): Use it.
-
-2010-03-31  Jie Zhang  <jie@codesourcery.com>
-
-       PR 43574
-       * opt-functions.awk (var_type_struct): Use signed char type
-       for simple variables.
-
-2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * config/sol2.c: Include output.h.
-       (solaris_assemble_visibility): New function.
-       * config/t-sol2 (sol2.o): Add output.h dependency.
-       * config/sol2-protos.h (solaris_assemble_visibility): Declare.
-       * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
-       Redefine.
-
-2010-03-31  Jakub Jelinek  <jakub@redhat.com>
-
-       PR target/43580
-       * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
-       V2SImode or XFmode on PRE_DEC.
-
-       PR debug/43557
-       * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
-       BLKmode.
-
-2010-03-31  Jie Zhang  <jie@codesourcery.com>
-
-       PR 43562
-       * reload.h (caller_save_initialized_p): Declare.
-       * toplev.c (backend_init_target): Don't call
-       init_caller_save but set caller_save_initialized_p to false.
-       * caller-save.c (caller_save_initialized_p): Define.
-       (init_caller_save): Check caller_save_initialized_p.
-       * ira.c (ira): Call init_caller_save if flag_caller_saves.
-
-2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       PR target/39048
-       * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
-       and soft-fp/t-softfp to tmake_file.
-       * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
-       (LIBGCC2_TF_CEXT): Define.
-       (TF_SIZE): Define.
-
-2010-03-30  Alexandre Oliva  <aoliva@redhat.com>
-
-       PR debug/42977
-       * cselib.c (n_useless_values): Document handling of debug locs.
-       (n_useless_debug_values, n_debug_values): New variables.
-       (new_elt_loc_list): Don't add to debug values, keep count.
-       (promote_debug_loc): New.
-       (cselib_reset_table): Zero new variables.
-       (entry_and_rtx_equal_p): Promote debug locs.
-       (discard_useless_locs): Increment n_useless_debug_values for
-       debug values.
-       (remove_useless_values): Adjust n_useless_values and n_debug_values
-       with n_useless_debug_values.
-       (add_mem_for_addr): Promote debug locs.
-       (cselib_lookup_mem): Likewise.
-       (cselib_lookup_addr): Renamed to...
-       (cselib_lookup_addr_1): ... this.  Promote debug locs.  Don't call...
-       (cselib_log_lookup): ... this.  Turn into...
-       (cselib_lookup_addr): ... new wrapper.
-       (cselib_lookup_from_insn): New.
-       (cselib_invalidate_regno): Increment n_useless_debug_values for
-       debug values.
-       (cselib_invalidate_mem): Likewise.
-       (cselib_process_insn): Take n_deleted and n_debug_values into
-       account to guard remove_useless_value call.
-       (cselib_finish): Zero n_useless_debug_values.
-       * cselib.h (cselib_lookup_from_insn): Declare.
-       * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
-       (sched_analyze_2): Likewise.
-
-2010-03-30  Jakub Jelinek  <jakub@redhat.com>
-
-       * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
-       functions.
-       (adjust_mems): Replace narrowing SUBREG of expression containing
-       just PLUS, MINUS, MULT and ASHIFT of registers and constants
-       with operations in the narrower mode.
-
-       PR debug/43593
-       * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
-       regs_invalidated_by_call instead all call_used_reg_set registers.
-
-2010-03-30  Sebastian Pop  <sebastian.pop@amd.com>
-
-       PR middle-end/43430
-       * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
-       pointer comparisons with types_compatible_p.
-       * tree-vect-stmts.c (vectorizable_call): Same.
-       (vectorizable_condition): Same.
-
-2010-03-30  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
-
-       * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
-       stack check if the mask would be zero.
-
-2010-03-30  Seongbae Park <seongbae.park@gmail.com>
-           Jack Howarth <howarth@bromo.med.uc.edu>
-
-       * tree-profile.c (tree_init_ic_make_global_vars): Make static
-       variables TLS.
-
-2010-03-30  Joseph Myers  <joseph@codesourcery.com>
-
-       PR other/25232
-       * libgcc-std.ver (GCC_4.5.0): Define version.  Include __unordxf2
-       and __unordtf2.
-       * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
-       Include ___unordxf2 and ___unordtf2.
-       * config/i386/libgcc-glibc.ver: Do not define inheritance from
-       GCC_4.4.0 here.
-
-2010-03-30  Tarik Graba  <tarik.graba@telecom-paristech.fr>
-
-       * config/lm32/t-lm32: New file.
-       * config.gcc: Use the above file when targetting lm32.
-
-2010-03-28  Duncan Sands  <baldrick@free.fr>
-
-       * Makefile.in (PLUGIN_HEADERS): Add except.h.
-
-2010-03-29  Sebastian Pop  <sebastian.pop@amd.com>
-
-       PR middle-end/43431
-       * tree-vect-loop.c (vect_estimate_min_profitable_iters):
-       Improve vectorization cost model diagnostic.
-
-2010-03-29  Sebastian Pop  <sebastian.pop@amd.com>
-
-       PR middle-end/43436
-       * tree-vect-data-refs.c (vect_analyze_data_refs): When
-       compute_data_dependences_for_loop returns false, early exit
-       and output an extra diagnostic for the failed data reference
-       analysis.
-
-2010-03-29  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/43560
-       * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
-       (can_sm_ref_p): Treat stores to readonly locations as trapping.
-
-2010-03-29  Jie Zhang  <jie@codesourcery.com>
-
-       PR 43564
-       * toplev.c (process_options): Set optimization_default_node
-       and optimization_current_node.
-       * opts.c (decode_options): Don't set optimization_default_node
-       and optimization_current_node.
-
-2010-03-29  Ralf Corsépius  <ralf.corsepius@rtems.org>
-
-       * config/rtems.h: Abandon -qrtems_debug.
-
-2010-03-28  Jan Hubicka  <jh@suse.cz>
-
-       PR tree-optimization/43505
-       * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
-       map should not be copied.
-
-2010-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       PR middle-end/41674
-       * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
-       cdtors, set DECL_PRESERVE_P.
-       * ipa.c (cgraph_externally_visible_p): Return true if declaration
-       should be preseved.
-
-2010-03-27  Uros Bizjak  <ubizjak@gmail.com>
-
-       PR tree-optimization/43528
-       * stor-layout.c (place_field): Check that constant fits into
-       unsigned HWI when skipping calculation of MS bitfield layout.
-
-2010-03-27  Jan Hubicka  <jh@suse.cz>
-
-       PR middle-end/43391
-       * varasm.c (make_decl_rtl): Deal with COMMON flag to make
-       notice_global_symbol work.
-
-2010-03-27  Jakub Jelinek  <jakub@redhat.com>
-
-       * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
-       instead of dwarf2out_decl.
-       (struct var_loc_node): Remove section_label field.
-       (dwarf2out_function_decl): New function.
-       (dwarf2out_var_location): Don't set section_label field.
-       (dwarf2out_begin_function): Don't empty decl_loc_table here.
-
-2010-03-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
-
-       PR tree-optimization/43544
-       * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
-       First argument for builtin vectorized function hook is now a
-       tree to be able to distinguish between machine specific and
-       standard builtins.
-       * targhooks.c (default_builtin_vectorized_function): Ditto.
-       * targhooks.h (default_builtin_vectorized_function): Ditto.
-       * target.h (struct gcc_target): Ditto.
-       * tree-vect-stmts.c (vectorizable_function): Ditto.
-       * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
-       * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
-       Ditto.
-
-2010-03-26  Joseph Myers  <joseph@codesourcery.com>
-
-       PR c/43381
-       * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
-       nested binding iff it is a FUNCTION_DECL.
-       (store_parm_decls_newstyle): Pass nested=true to bind for
-       FUNCTION_DECLs amongst parameters.
-
-2010-03-26  Jakub Jelinek  <jakub@redhat.com>
-
-       * var-tracking.c (vt_expand_loc_callback): Don't run
-       cselib_expand_value_rtx_cb in dummy mode if
-       cselib_dummy_expand_value_rtx_cb returned false.
-
-       * var-tracking.c (emit_note_insn_var_location): For one part
-       notes with offset 0, don't add EXPR_LIST around the location.
-       * dwarf2out.c (loc_descriptor, dw_loc_list_1,
-       add_location_or_const_value_attribute): Adjust for that change.
-
-       PR debug/43540
-       * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
-       into first operand and location into second.
-       (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
-       dw_cfi_oprnd_loc for DW_CFA_expression.
-       (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
-       (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
-       assume first argument is regnum and second argument is location.
-
-2010-03-26  Uros Bizjak  <ubizjak@gmail.com>
-
-       PR target/42113
-       * config/alpha/alpha.md (*cmp_sadd_si): Change mode
-       of scratch register to DImode.  Split to DImode comparison operator.
-       Use SImode subreg of scratch register in the multiplication.
-       (*cmp_sadd_sidi): Ditto.
-       (*cmp_ssub_si): Ditto.
-       (*cmp_ssub_sidi): Ditto.
-
-2010-03-26  Uros Bizjak  <ubizjak@gmail.com>
-
-       PR target/43524
-       * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
-       Remove invalid assert and wrong comment.
-
-2010-03-26  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/43516
-       * flags.h (final_insns_dump_p): New extern.
-       * final.c (final_insns_dump_p): New variable.
-       (rest_of_clean_state): Set it before -fdump-final-insns=
-       dumping, clear afterwards.
-       * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
-       MEM_ALIAS_SET on MEMs.
-
-2010-03-26  David S. Miller  <davem@davemloft.net>
-
-       * configure.ac: Fix sparc GOTDATA_OP bug check.
-       * configure: Rebuild.
-
-2010-03-26  Alan Modra  <amodra@gmail.com>
-
-       * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
-
-2010-03-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
-       TLS_SECTION_ASM_FLAG.
-
-2010-03-25  Jakub Jelinek  <jakub@redhat.com>
-
-       PR bootstrap/43511
-       * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
-       Clear first_function_block_is_cold.
-
-       PR c/43385
-       * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
-       argument if the argument is truth_value_p.
-
-2010-03-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
-
-       * config/rs6000/constraints.md: Update copyright year for my changes.
-
-       PR target/43484
-       * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
-       used in reg+reg addressing, swap registers.
-
-2010-03-24  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/43293
-       * target.h (struct gcc_target): Add code_end hook.
-       * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
-       if not yet defined.
-       (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
-       * toplev.c (compile_file): Call targetm.asm_out.code_end
-       hook before unwind info/debug info output.
-       * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
-       * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
-       (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
-       * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
-       (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
-       * config/i386/i386.c (ix86_file_end): Renamed to...
-       (ix86_code_end): ... this.  Make static.  Don't call
-       file_end_indicate_exec_stack.  Emit unwind info using
-       final_start_function/final_end_function.
-       (darwin_x86_file_end): Remove.
-       (TARGET_ASM_CODE_END): Define.
-       * config/i386/i386.h (TARGET_ASM_FILE_END,
-       NEED_INDICATE_EXEC_STACK): Don't define.
-       * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
-       (TARGET_ASM_FILE_END): Define to darwin_file_end.
-       * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
-       * doc/tm.texi (TARGET_ASM_CODE_END): Document.
-
-       PR target/43498
-       * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
-       at the beginning and final_end_function at the end.
-       * config/s390/s390.c (s390_output_mi_thunk): Likewise.
-
-2010-03-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
-       and Sun as TLS syntax.
-       (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
-       * configure: Regenerate.
-       * config.in: Regenerate.
-       * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
-       (default_elf_asm_named_section): Use it.
-       * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
-       (i386_output_dwarf_dtprel): Likewise.
-       (output_addr_const_extra): Likewise.
-       (output_pic_addr_const): Lowercase @GOTTPOFF.
-       (output_addr_const_extra): Likewise.
-       (output_pic_addr_const): Lowercase @GOTNTPOFF.
-       (output_addr_const_extra): Likewise.
-       (output_pic_addr_const): Lowercase @INDNTPOFF.
-       (output_addr_const_extra): Likewise.
-       (output_pic_addr_const): Lowercase @NTPOFF.
-       (output_addr_const_extra): Likewise.
-       (output_pic_addr_const): Lowercase @TPOFF.
-       (output_addr_const_extra): Likewise.
-       * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
-       (*tls_global_dynamic_64): Likewise.
-       (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
-       (*tls_local_dynamic_base_64): Lowercase @TLSLD.
-
-       * defaults.h (TLS_COMMON_ASM_OP): Provide default.
-       (ASM_OUTPUT_TLS_COMMON): Use it.
-       * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
-
-       PR target/38118
-       * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
-       * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
-       * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
-       * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
-       * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
-       (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
-
-2010-03-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * config/i386/i386.c (override_options): Don't accept
-       -mtls-dialect=sun any longer.
-       * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
-       * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
-       (*tls_local_dynamic_base_32_sun): Likewise.
-       * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
-
-2010-03-24  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/43508
-       * dwarf2out.c (mem_loc_descriptor): Don't ICE on
-       VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
-
-       PR debug/43479
-       * ira.c (adjust_cleared_regs): New function.
-       (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
-
-       PR debug/19192
-       PR debug/43479
-       * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
-       from gimple_block.
-       * expr.c (expand_expr_real): Restore previous
-       curr_insn_source_location and curr_insn_block after
-       expand_expr_real_1 call.
-       (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
-       instead of expand_expr_real_1.
-
-2010-03-23  Vladimir Makarov  <vmakarov@redhat.com>
-
-       PR rtl-optimization/43413
-       * ira-color.c (setup_allocno_available_regs_num): Count prohibited
-       hard regs too.
-
-2010-03-22  James E. Wilson  <wilson@codesourcery.com>
-
-       PR target/43348
-       * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
-       call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
-
-2010-03-22  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * config/i386/i386.c (ix86_target_string): Add -mfma.
-       Fix a typo in comment.
-
-2010-03-22  Mike Stump  <mikestump@comcast.net>
-
-       PR target/23071
-       * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
-       Don't overly align based upon packed packed fields.
-
-2010-03-22  Jason Merrill  <jason@redhat.com>
-
-       * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
-       Use () rather than [], and move before the element type.
-
-2010-03-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * doc/configfiles.texi (Configuration Files): Removed
-       fixinc/Makefile*, intl/Makefile.*.
-       * doc/makefile.texi: Fixed markup. Abstract from version
-       control system used.
-       (Makefile): Removed obsolete gcc/java/parse.y example.
-       * doc/sourcebuild.texi: Likewise.
-       (Top Level): Added config, gnattools, libdecnumber, libgcc,
-       libgomp, libssp.  Removed fastjar.
-       (Miscellaneous Docs): Clarify location.
-       Added COPYING3, COPYING3.LIB.
-       (Front End Directory): Moved Make-lang.in entry to new subsubsection.
-
-2010-03-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       PR target/38085
-       * config/i386/i386.c (x86_function_profiler)
-       [!NO_PROFILE_COUNTERS]: Fix typo.
-       * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
-       instead of callq.
-
-2010-03-22  Janis Johnson  <janis187@us.ibm.com>
-           Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * doc/sourcebuild.texi (Test Directives): Split into six
-       subsections, with most of the current text in new subsections
-       Directives, Selectors, and Final Actions.
-       (Directives): Split list of test directives into multiple
-       subsubsections.
-       (Selectors): Describe use and syntax of selectors.
-       (Effective-Target Keywords): Describe all existing keywords.
-       (Add Options): Describe features for dg-add-options.
-       (Require Support): Describe variants of dg-require-support.
-       (Final Actions): Describe commands to use in dg-final.
-
-2010-03-22  Michael Matz  <matz@suse.de>
-
-       PR middle-end/43475
-       * recog.c (validate_replace_rtx_group): Replace also in
-       REG_EQUAL and REG_EQUIV notes.
-
-2010-03-22  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/43390
-       * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
-       sure vector extracts are type correct.
-
-2010-03-22  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/40106
-       * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
-       x * sqrt (x) even when optimizing for size if the target
-       has native support for sqrt.
-
-2010-03-22  Jakub Jelinek  <jakub@redhat.com>
-
-       * varasm.c (make_decl_rtl_for_debug): Also clear
-       flag_mudflap for the duration of make_decl_rtl call.
-
-       PR debug/43443
-       * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
-       locs from preserved VALUEs.
-
-2010-03-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
-
-       PR middle-end/42718
-       * pa.md (movmemsi): Set align to one if zero.
-       (movmemdi): Likewise.
-
-2010-03-21  Richard Earnshaw  <rearnsha@arm.com>
-
-       PR target/42321
-       * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
-       with their corresponding prologue pushes.
-
-2010-03-20  Andrew Pinski  <pinskia@gmail.com>
-
-       PR target/43156
-       * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
-       at the begining or end.
-       (spu_expand_epilogue): Likewise.
-
-2010-03-20  Richard Guenther  <rguenther@suse.de>
-
-       PR rtl-optimization/43438
-       * combine.c (make_extraction): Properly zero-/sign-extend an
-       extraction of the low part of a CONST_INT.  Also handle
-       CONST_DOUBLE.
-
-2010-03-19  Mike Stump  <mikestump@comcast.net>
-
-       * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
-       * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
-       (override_options): Use SUBTARGET32_DEFAULT_CPU.
-
-2010-03-19  Andrew Pinski  <andrew_pinski@caviumnetworks.com>
-
-       PR c/43211
-       * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
-       an error.
-
-2010-03-19  Bernd Schmidt  <bernds@codesourcery.com>
-
-       PR rtl-optimization/42258
-       * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
-       use that may match DEF.
-
-       PR target/40697
-       * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
-       the cost of loading the constant rather than assuming
-       COSTS_N_INSNS (1).
-       * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
-       outer code is AND, do the same tests as the andsi3 expander and
-       return COSTS_N_INSNS (1) if and is cheap.
-
-       * optabs.c (avoid_expensive_constant): Fix formatting.
-
-2010-03-19  Michael Matz  <matz@suse.de>
-
-       PR c++/43116
-       * attribs.c (decl_attributes): When rebuilding a function pointer
-       type use the same qualifiers as the original pointer type.
-
-2010-03-19  Martin Jambor  <mjambor@suse.cz>
-
-       * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
-       and is_gimple_ip_invariant_address.
-
-2010-03-19  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
-
-       Revert
-       2009-10-01  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
-
-       * config/arm/arm.c (arm_override_options): Turn off
-       flag_dwarf2_cfi_asm for AAPCS variants.
-
-2010-03-19  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
-
-       PR target/43399
-       * config/arm/arm.c (emit_multi_reg_push): Update comments.
-       Use PRE_MODIFY instead of PRE_DEC.
-       (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
-       (vfp_emit_fstmd): Likewise.
-
-2010-03-19  Michael Matz  <matz@suse.de>
-
-       PR target/43305
-       * builtins.c (expand_builtin_interclass_mathfn,
-       expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
-       if that fails.
-
-2010-03-19  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/43415
-       * tree-ssa-pre.c (phi_translate): Split out worker to ...
-       (phi_translate_1): ... this.
-       (phi_translate): Move all caching here.  Cache all NARY
-       and REFERENCE translations.
-
-2010-03-19  David S. Miller  <davem@davemloft.net>
-
-       With help from Eric Botcazou.
-       * config/sparc/sparc.c: Include dwarf2out.h.
-       (emit_pic_helper): Delete.
-       (pic_helper_symbol_name): Delete.
-       (pic_helper_emitted_p): Delete.
-       (pic_helper_needed): New.
-       (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
-       (get_pc_thunk_name): New.
-       (load_pic_register): Remove 'delay_pic_helper' arg.  Use
-       get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
-       Set pic_helper_needed to true.  Don't call emit_pic_helper.
-       (sparc_expand_prologue): Update load_pic_register call.
-       (sparc_output_mi_thunk): Likewise.
-       (sparc_file_end): Emit a hidden comdat symbol for the PIC
-       thunk if possible.  Output CFI information as needed.
-
-2010-03-18  Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
-           Jack Howarth <howarth@bromo.med.uc.edu>
-
-       PR target/36399
-       * config/i386/i386.h: Fix ABI on darwin x86-32.
-
-2010-03-18  Aldy Hernandez  <aldyh@redhat.com>
-
-       * tree.h: Declare make_decl_rtl_for_debug.
-       * varasm.c (make_decl_rtl_for_debug): New.
-       * dwarf2out.c (rtl_for_decl_location): Call it.
-       * cfgexpand.c (expand_debug_expr): Call it.
-
-2010-03-18  Jakub Jelinek  <jakub@redhat.com>
-
-       PR bootstrap/43399
-       * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
-       mem_mode.
-
-       PR bootstrap/43403
-       * var-tracking.c (vt_init_cfa_base): Do nothing if
-       cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
-
-2010-03-18  Alexandre Oliva  <aoliva@redhat.com>
-
-       PR debug/42873
-       * var-tracking.c (canonicalize_vars_star): New.
-       (dataflow_post_merge_adjust): Use it.
-
-2010-03-18  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/43058
-       * var-tracking.c (non_suitable_const): New function.
-       (add_uses): For DEBUG_INSNs with constants, don't record any
-       value, instead just the constant value itself.
-       (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
-       is not VAR_LOC_UNKNOWN_P, set var to the constant.
-       (emit_notes_in_bb): Likewise.
-       (emit_note_insn_var_location): For onepart variables if
-       cur_loc is a VOIDmode constant, use DECL_MODE.
-
-2010-03-18  Martin Jambor  <mjambor@suse.cz>
-
-       PR middle-end/42450
-       * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
-       * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
-       all non-clones.  Moved call redirection...
-       (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
-       (cgraph_materialize_all_clones): Dispose of all
-       combined_args_to_skip bitmaps.
-       (verify_cgraph_node): Do not check for edges pointing to wrong
-       nodes in inline clones.
-       * tree-inline.c (copy_bb): Call
-       cgraph_redirect_edge_call_stmt_to_callee.
-       * ipa.c (cgraph_remove_unreachable_nodes): Call
-       cgraph_node_remove_callees even when there are used clones.
-
-2010-03-18  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
-
-2010-03-18  H.J. Lu  <hongjiu.lu@intel.com>
-
-       PR target/43383
-       * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
-       for 32bit.
-
-2010-03-18  Michael Matz  <matz@suse.de>
-
-       PR middle-end/43419
-       * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
-       into sqrt(x) if we need to preserve signed zeros.
-
-2010-03-18  Steven Bosscher  <steven@gcc.gnu.org>
-           Eric Botcazou  <ebotcazou@adacore.com>
-
-       PR rtl-optimization/43360
-       * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
-       note if we don't know its invariant status.
-
-2010-03-18  Michael Matz  <matz@suse.de>
-
-       PR tree-optimization/43402
-       * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
-       PHI chains of ssa names registered for update.
-
-2010-03-17  Peter Bergner  <bergner@vnet.ibm.com>
-
-       PR target/42427
-       * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
-       non-offsettable and pre_modify update addressing.
-       * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
-       and "2" alternatives "#".
-       (*movdd_softfloat32): Make all alternatives "#";
-       * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
-       (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
-       (*movdf_softfloat32): Make all alternatives "#";
-       (movdi): Use the new DIFD mode iterator to create a common splitter
-       for movdi, movdf and movdd patterns.
-
-2010-03-18  Shujing Zhao  <pearly.zhao@oracle.com>
-
-       * common.opt (dumpdir): Remove redundant tab.
-
-2010-03-17  Martin Jambor  <mjambor@suse.cz>
-
-       PR tree-optimization/43347
-       * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
-       original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
-
-2010-03-17  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       PR rtl-optimization/42216
-       * regrename.c (create_new_chain): New function, broken out from...
-       (scan_rtx_reg): ... here.  Call it.  Handle the case where we are
-       appending a use to an empty chain.
-       (build_def_use): Remove previous changes that convert OP_INOUT to
-       OP_OUT operands; instead detect the case where an OP_INOUT operand
-       uses a previously untracked register and create an empty chain for it.
-
-2010-03-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
-
-       * doc/extend.texi (Function Attributes): Rewrite unfinished
-       sentence in ms_abi documentation.
-
-2010-03-17  Alan Modra  <amodra@gmail.com>
-
-       * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
-       * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
-       (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
-       * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
-
-2010-03-16  Richard Henderson  <rth@redhat.com>
-
-       PR middle-end/43365
-       * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
-       (lower_try_finally): Save and restore eh_seq around the expansion
-       of the try-finally.
-
-2010-03-16  Aldy Hernandez  <aldyh@redhat.com>
-
-       * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
-       statements before splitting block.
-
-2010-03-16  Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * doc/sourcebuild.texi (Testsuites): Fix markup.
-       Use pathnames relative to gcc/testsuite.
-       (Test Directives): Move description of how timeout is determined.
-       (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
-       (C Tests): Correct gcc.misc-tests directory.
-       Framework tests now live in gcc.test-framework.
-
-2010-03-16  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/43379
-       * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
-       operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
-
-2010-03-16  Aldy Hernandez  <aldyh@redhat.com>
-           Alexandre Oliva  <aoliva@redhat.com>
-
-       PR tree-optimization/42917
-       * lambda-code.c (remove_iv): Skip debug statements.
-       (lambda_loopnest_to_gcc_loopnest): Likewise.
-       (not_interesting_stmt): Debug statements are not interesting.
-
-2010-03-16  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/43051
-       PR debug/43092
-       * cselib.c (cselib_preserve_constants,
-       cfa_base_preserved_val): New static variables.
-       (preserve_only_constants): New function.
-       (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
-       clear its REG_VALUES.  If cselib_preserve_constants, don't
-       empty the whole hash table, but preserve there VALUEs with constants,
-       cfa_base_preserved_val and cfa_base_preserved_val plus constant.
-       (cselib_preserve_cfa_base_value): New function.
-       (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
-       (cselib_init): Change argument to int bitfield.  Set
-       cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
-       is in it.
-       (cselib_finish): Clear cselib_preserve_constants and
-       cfa_base_preserved_val.
-       * cselib.h (enum cselib_record_what): New enum.
-       (cselib_init): Change argument to int.
-       (cselib_preserve_cfa_base_value): New prototype.
-       * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
-       * dse.c (dse_step1): Likewise.
-       * cfgcleanup.c (thread_jump): Likewise.
-       * sched-deps.c (sched_analyze): Likewise.
-       * gcse.c (local_cprop_pass): Likewise.
-       * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
-       If FN is non-NULL, call the callback always and whenever it returns
-       non-NULL just return that.  Only do rtx_equal_p if FN is NULL.
-       * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
-       * combine.c (propagate_for_debug_subst): Add old_rtx argument,
-       compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
-       * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
-       * var-tracking.c: Include recog.h.
-       (bb_stack_adjust_offset): Remove.
-       (vt_stack_adjustments): Don't call it, instead just gather the
-       adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
-       (adjust_stack_reference): Remove.
-       (compute_cfa_pointer): New function.
-       (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
-       (struct adjust_mem_data): New type.
-       (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
-       functions.
-       (get_address_mode): New function.
-       (replace_expr_with_values): Use it.
-       (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
-       Use get_address_mode.  For cfa_base_rtx return MO_CLOBBER.
-       (adjust_sets): Remove.
-       (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
-       Use get_address_mode.
-       (get_adjusted_src): Remove.
-       (add_stores): Don't call it.  Never reuse expr SET.  Don't add extra
-       MO_VAL_USE for cfa_base_rtx plus constant.  Use get_address_mode.
-       (add_with_sets): Don't call adjust_sets.
-       (fp_setter, vt_init_cfa_base): New functions.
-       (vt_initialize): Change return type to bool.  Move most of pool etc.
-       initialization to the beginning of the function from end.  Pass
-       CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
-       If !frame_pointer_needed, call vt_stack_adjustment before mos
-       vector is filled, call vt_init_cfa_base if argp/framep has been
-       eliminated to sp.  If frame_pointer_needed and argp/framep has
-       been eliminated to hard frame pointer, set
-       hard_frame_pointer_adjustment and call vt_init_cfa_base after
-       encountering fp setter in the prologue.  For MO_ADJUST, call
-       log_op_type before pusing the op into mos vector, not afterwards.
-       Call adjust_insn before cselib_process_insn/add_with_sets,
-       call cancel_changes (0) afterwards.
-       (variable_tracking_main_1): Adjust for vt_initialize calling
-       vt_stack_adjustments and returning whether it succeeded or not.
-
-2010-03-15  Aldy Hernandez  <aldyh@redhat.com>
-
-       * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
-       debug statements.
-
-2010-03-15  Jakub Jelinek  <jakub@redhat.com>
-
-       * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
-       has been set.
-       (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
-       drap_reg has not been set.
-
-2010-03-15  Michael Matz  <matz@suse.de>
-
-       PR middle-end/43300
-       * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
-       use it to expand block copies.
-       (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
-       insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
-       (insert_value_copy_on_edge): Use store_expr for BLKmode values.
-
-2010-03-15  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/43367
-       * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
-       elimination check.
-
-2010-03-15  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/43317
-       * ipa-struct-reorg.c (create_new_general_access): Update stmt.
-
-2010-03-15  Martin Jambor  <mjambor@suse.cz>
-
-       PR tree-optimization/43141
-       * tree-sra.c (create_abstract_origin): New function.
-       (modify_function): Call create_abstract_origin.
-
-2010-03-15  Chris Demetriou  <cgd@google.com>
-
-       * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
-       wasn't copied.
-
-2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
-
-       PR middle-end/43354
-       * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
-       call insert_out_of_ssa_copy for default definitions.
-
-2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * graphite-clast-to-gimple.c (my_long_long): Defined.
-       (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
-       * graphite-sese-to-poly.c (my_long_long): Defined.
-       (scop_ivs_can_be_represented): Use it.
-
-2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
-       graphite-max-bbs-per-function, and loop-block-tile-size.
-       * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
-       with "maximum".
-       (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
-
-2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
-       forward declaration.
-       * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
-       (add_upper_bounds_from_estimated_nit): New.
-       (build_loop_iteration_domains): Use it.
-
-2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
-
-2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
-
-       PR middle-end/43306
-       * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
-       should be an INTEGER_CST.  Also handle CASE_CONVERT.
-
-2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * graphite.c (graphite_initialize): To bound the number of bbs per
-       function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
-       * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
-       * doc/invoke.texi: Document it.
-
-2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
-       * graphite-sese-to-poly.h (build_poly_scop): Same.
-
-2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
-       the number of parameters in the scop.  Use as an upper bound
-       PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
-       * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
-       * doc/invoke.texi: Document it.
-
-2010-03-13  Jerry Quinn  <jlquinn@optonline.net>
-
-       * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
-       * doc/c-tree.texi: Remove.
-       * doc/generic.texi: Merge c-tree.texi here.
-       * doc/gccint.texi (Trees): Remove menu entry.
-       (c-tree.texi): Remove @include.
-       * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
-       * doc/languages.texi (Reading RTL): Ditto.
-
-2010-03-12  Steve Ellcey  <sje@cup.hp.com>
-
-       PR target/42869
-       * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
-
-2010-03-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
-
-       PR middle-end/42431
-       * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
-       code added to work around reload clobbering CONST insns.
-
-2010-03-12  Jakub Jelinek  <jakub@redhat.com>
-
-       * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
-       (cselib_preserve_definitely, cselib_clear_preserve): Remove.
-       (cselib_preserve_only_values): Remove retain argument, don't
-       traverse hash table with cselib_{preserve_definitely,clear_preserve}.
-       * cselib.h (cselib_preserve_only_values): Remove retain argument.
-       * var-tracking.c (micro_operation): Move insn field before union.
-       Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
-       (struct variable_tracking_info_def): Remove n_mos field, change
-       mos into a vector of micro_operations.
-       (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
-       (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
-       compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
-       changing into a vector.
-       (add_with_sets): Likewise.  Ensure MO_VAL_USE uops from add_stores
-       come before all other uops generated by add_stores.
-       (vt_add_function_parameters): Adjust for cselib_preserve_only_values
-       argument removal.
-       (vt_initialize): Likewise.  Adjust for VTI (bb)->mos changing into
-       a vector.  Run just one pass over the bbs instead of separate counting
-       and computation phase.
-       (vt_finalize): Free VTI (bb)->mos vector instead of array.
-
-       PR debug/43329
-       * tree-inline.c (remap_decls): Put old_var rather than origin_var
-       into *nonlocalized_list vector.
-       * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
-       even if origin is non-NULL.
-       (gen_variable_die): Likewise.
-       (process_scope_var): Don't change origin.
-       (gen_decl_die): Likewise.
-       * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
-       before adding new edges instead of after it, fix moving over
-       debug stmts.
-
-2010-03-11  David S. Miller  <davem@davemloft.net>
-
-       * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
-       of four.
-       * configure: Rebuild.
-
-2010-03-11  Martin Jambor  <mjambor@suse.cz>
-
-       PR tree-optimization/43257
-       * tree.c (assign_assembler_name_if_neeeded): New function.
-       (free_lang_data_in_cgraph): Assembler name assignment moved to the
-       above new function.
-       * tree.h (assign_assembler_name_if_neeeded): Declare.
-       * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
-       the function if needed.
-
-2010-03-11  Chris Demetriou  <cgd@google.com>
-
-       * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
-       include/stdint-gcc.h, and include/stdint.h world-readable.
-
-2010-03-11  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/43255
-       * tree-vrp.c (process_assert_insertions_for): Do not insert
-       asserts for trivial conditions.
-
-2010-03-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
-
-       PR tree-optimization/43280
-       * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
-       generation.  Move calculation of size out of the if branch.
-       (find_bswap): Modify compare number generation.
-
-2010-03-11  Richard Guenther  <rguenther@suse.de>
-
-       PR lto/43200
-       * lto-streamer-in.c (maybe_fixup_decls): Simplify.
-       (input_gimple_stmt): Fixup handled component types during
-       operand read.  Also fix up decls in ADDR_EXPRs.
-
-2010-03-10  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
-       * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
-
-2010-03-10  Jan Hubicka  <jh@suse.cz>
-
-       PR c/43288
-       * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
-       * varasm.c (get_variable_section): Don't do that here...
-       (make_decl_rtl): ... and here.
-       (do_assemble_alias): Produce decl RTL.
-       (assemble_alias): Likewise.
-
-2010-03-10  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/43290
-       * reg-notes.def (REG_CFA_SET_VDRAP): New note.
-       * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
-       of fde->vdrap_reg.
-       (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
-       (based_loc_descr): Only express drap or vdrap regno based expressions
-       using DW_OP_fbreg when not optimizing.
-       * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
-       make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
-       REG_CFA_SET_VDRAP note.
-
-2010-03-10  Alexander Monakov  <amonakov@ispras.ru>
-
-       PR tree-optimization/43236
-       * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
-       error in calculation of base address in reverse iteration case.
-       (generate_builtin): Take number of latch executions if the statement
-       is in the latch.
-
-2010-03-10  Andrey Belevantsev  <abel@ispras.ru>
-
-       PR middle-end/42859
-       * tree-eh.c: Include pointer-set.h.
-       (lower_eh_dispatch): Filter out duplicate case labels and
-       remove the unneeded edge when the label is unused.  Return
-       true when some edges are removed.
-       (execute_lower_eh_dispatch): When any lowering resulted in
-       removing an edge, also delete unreachable blocks.
-
-2010-03-10  Jakub Jelinek  <jakub@redhat.com>
-
-       PR bootstrap/43287
-       * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
-       UNSPEC_MACHOPIC_OFFSET.
-
-2010-03-09  Andreas Schwab  <schwab@linux-m68k.org>
-
-       PR target/43294
-       * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
-       (m68k_delegitimize_address): New function.
-
-2010-03-09  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/43299
-       * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
-
-       PR debug/43299
-       * var-tracking.c (adjust_sets): New function.
-       (count_with_sets, add_with_sets): Use it.
-       (get_adjusted_src): New inline function.
-       (add_stores): Use it.
-
-       PR debug/43304
-       * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
-       call cselib_dummy_expand_value_rtx_cb instead of
-       cselib_expand_value_rtx_cb.
-
-       PR debug/43293
-       * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
-       * config/i386/i386.c: Include debug.h and dwarf2out.h.
-       (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
-       and .cfi_endproc around the pic thunks.
-       (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
-       all queued unwind info register saves are saved before the call.
-       For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
-       considered as sp-=4 for unwind info and the pop as sp+=4 which
-       also clobbers dest, but doesn't actually restore it.
-
-       PR debug/43290
-       * config/i386/i386.c (ix86_get_drap_rtx): Don't set
-       RTX_FRAME_RELATED_P.
-
-2010-03-09  Jie Zhang  <jie@codesourcery.com>
-
-       * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
-       whitespaces in output template.
-
-2010-03-09  Jie Zhang  <jie@codesourcery.com>
-
-       * ira-lives.c (check_and_make_def_use_conflict): Don't fall
-       out array boundary.
-
-2010-03-08  Jakub Jelinek  <jakub@redhat.com>
-
-       * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
-       builtins.exp in a separate job.
-
-2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * graphite-sese-to-poly.c (add_param_constraints): Use
-       lower_bound_in_type and upper_bound_in_type.
-
-2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
-       instead of unsigned_type_node.
-
-2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
-           Reza Yazdani  <reza.yazdani@amd.com>
-
-       PR middle-end/43065
-       * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
-       on pointer type parameters.
-
-2010-03-08  Tobias Grosser  <grosser@fim.uni-passau.de>
-
-       PR middle-end/42644
-       PR middle-end/42130
-       * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
-       handle conversions from pointer to integers.
-       (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
-       induction variable, to be able to work with code generated by CLooG.
-       * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
-       (build_poly_scop): Bail out if we cannot codegen a loop.
-
-2010-03-08  Tobias Grosser  <grosser@fim.uni-passau.de>
-
-       * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
-       code generation with gloog_error.
-
-2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
-       Call fold_convert on all the returned values.
-       (expand_scalar_variables_expr): Pass to
-       expand_scalar_variables_ssa_name the type of the resulting expression.
-
-2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
-       ppl_min_for_le_pointset.
-       Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
-       * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
-
-2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * graphite-dependences.c (map_into_dep_poly): Removed.
-       (dependence_polyhedron_1): Use combine_context_id_scat.
-
-2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * graphite-poly.h (struct poly_scattering): Add layout documentation.
-       (struct poly_bb): Same.
-       (combine_context_id_scat): New.
-
-2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
-
-       PR middle-end/42326
-       * sese.c (name_defined_in_loop_p): Return false for default
-       definitions.
-
-2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
-       and clean up the logic.
-
-2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
-       early return.
-
-2010-03-08  Jakub Jelinek  <jakub@redhat.com>
-
-       * var-tracking.c (remove_cselib_value_chains): Define only for
-       ENABLE_CHECKING.
-       (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
-       delete_slot_part, emit_notes_for_differences_1): Don't call
-       remove_cselib_value_chains here.
-       (set_slot_part, emit_notes_for_differences_2): Don't call
-       add_cselib_value_chains here.
-       (preserved_values): New vector.
-       (preserve_value): New function.
-       (add_uses, add_stores, vt_add_function_parameters): Use it
-       instead of cselib_preserve_value.
-       (changed_values_stack): New vector.
-       (check_changed_vars_0): New function.
-       (check_changed_vars_1, check_changed_vars_2): Use it.
-       (emit_notes_for_changes): Call set_dv_changed (*, false) on all
-       changed_values_stack VALUEs.
-       (vt_emit_notes): For all preserved_values call
-       add_cselib_value_chains.  If ENABLE_CHECKING call
-       remove_cselib_value_chains before verifying value_chains is empty.
-       Initialize and free changed_values_stack.
-       (vt_initialize): Initialize preserved_values.
-       (vt_finalize): Free preserved_values.
-
-2010-03-08  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/43269
-       * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
-       region detection.
-
-2010-03-08  Martin Jambor  <mjambor@suse.cz>
-
-       * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
-       (ipa_is_param_called): Removed.
-       * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
-       (ipa_print_node_params): Do not print the called flag.
-       (ipa_write_node_info): Do not stream the called flag.
-       (ipa_read_node_info): Likewise.
-
-2010-03-07  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/43176
-       * Makefile.in (var-tracking.o): Depend on pointer-set.h.
-       * cselib.c (struct expand_value_data): Add dummy field.
-       (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
-       dummy to false.
-       (cselib_dummy_expand_value_rtx_cb): New function.
-       (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
-       any rtl.
-       * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
-       * var-tracking.c: Include pointer-set.h.
-       (variable): Change n_var_parts to char from int.  Add
-       cur_loc_changed and in_changed_variables fields.
-       (variable_canonicalize): Remove.
-       (shared_var_p): New inline function.
-       (unshare_variable): Maintain cur_loc_changed and
-       in_changed_variables fields.  If var was in changed_variables,
-       replace it there with new_var.  Just copy cur_loc instead of
-       resetting it to something else.
-       (variable_union): Don't recompute cur_loc.  Use shared_var_p.
-       (dataflow_set_union): Don't call variable_canonicalize.
-       (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
-       of their DEBUG_EXPR_TREE_DECLs.
-       (canonicalize_loc_order_check): Verify that cur_loc is NULL
-       and in_changed_variables and cur_loc_changed is false.
-       (variable_merge_over_cur): Clear cur_loc, in_changed_variables
-       and cur_loc_changed.  Don't update cur_loc here.
-       (variable_merge_over_src): Don't call variable_canonicalize.
-       (dataflow_set_preserve_mem_locs): Use shared_var_p.  When
-       removing loc that is equal to cur_loc, clear cur_loc,
-       set cur_loc_changed and ensure variable_was_changed is called.
-       (dataflow_set_remove_mem_locs): Use shared_var_p.  Only
-       compare pointers in cur_loc check, if it is equal to loc,
-       clear cur_loc and set cur_loc_changed.  Don't recompute cur_loc here.
-       (variable_different_p): Remove compare_current_location argument,
-       don't compare cur_loc.
-       (dataflow_set_different_1): Adjust variable_different_p caller.
-       (variable_was_changed): If dv had some var in changed_variables
-       already, reset in_changed_variables flag for it and propagate
-       cur_loc_changed over to the new variable.  On empty var
-       always set cur_loc_changed.  Set in_changed_variables on whatever
-       var is added to changed_variables.
-       (set_slot_part): Clear cur_loc_changed and in_changed_variables.
-       Use shared_var_p.  When removing loc that is equal to cur_loc,
-       clear cur_loc and set cur_loc_changed.  If cur_loc is NULL at the
-       end, don't set it to something else, just call variable_was_changed.
-       (delete_slot_part): Use shared_var_p.  When cur_loc equals to
-       loc being removed, clear cur_loc and set cur_loc_changed.
-       Set cur_loc_changed if all locations have been removed.
-       (struct expand_loc_callback_data): New type.
-       (vt_expand_loc_callback): Add dummy mode in which no rtxes are
-       allocated.  Always create SUBREGs if simplify_subreg failed.
-       Prefer to use cur_loc, when that fails and still in
-       changed_variables (and seen first time) recompute it.  Set
-       cur_loc_changed of variables which had to change cur_loc and
-       compute elcd->cur_loc_changed if any of the subexpressions used
-       had to change cur_loc.
-       (vt_expand_loc): Adjust to pass arguments in
-       expand_loc_callback_data structure.
-       (vt_expand_loc_dummy): New function.
-       (emitted_notes): New variable.
-       (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
-       that weren't used for any other decl in current
-       emit_notes_for_changes call call vt_expand_loc_dummy to update
-       cur_loc.  For -fno-var-tracking-assignments, set cur_loc to
-       first loc_chain location if NULL before.  Always use just
-       cur_loc instead of first loc_chain location.  When cur_loc_changed
-       is false, when not --enable-checking=rtl just don't emit any note.
-       When rtl checking, compute the note and assert it is the same
-       as previous note.  Clear cur_loc_changed and in_changed_variables
-       at the end before removing from changed_variables.
-       (check_changed_vars_3): New function.
-       (emit_notes_for_changes): Traverse changed_vars to call
-       check_changed_vars_3 on each changed var.
-       (emit_notes_for_differences_1): Clear cur_loc_changed and
-       in_changed_variables.  Recompute cur_loc of new_var.
-       (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
-       (vt_emit_notes): Initialize and destroy emitted_notes.
-
-2010-03-07  Bernd Schmidt  <bernd.schmidt@analog.com>
-
-       PR rtl-optimization/42220
-       * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
-       Use verify_reg_tracked to determine if we should use OP_OUT rather
-       than OP_INOUT.
-       (build_def_use): If we see an in-out operand for a register that we
-       know nothing about, treat is an output if possible, fail the block if
-       not.
-
-2010-03-06  Alexandre Oliva  <aoliva@redhat.com>
-
-       PR debug/42897
-       * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
-       permanently.
-
-2010-03-06  Alexandre Oliva  <aoliva@redhat.com>
-
-       PR debug/42897
-       * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
-       uses of relevant DEFs that are dead outside the loop too.
-
-2010-03-06  Alexandre Oliva <aoliva@redhat.com>
-
-       * var-tracking.c (dataflow_set_merge): Swap src and src2.
-       Reverted:
-       2010-01-13  Jakub Jelinek  <jakub@redhat.com>
-       PR debug/41371
-       * var-tracking.c (values_to_unmark): New variable.
-       (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
-       values_to_unmark vector.  Moved body to...
-       (find_loc_in_1pdv_1): ... this.  Don't clear VALUE_RECURSED_INTO,
-       instead queue it into values_to_unmark vector.
-       (vt_find_locations): Free values_to_unmark vector.
-
-2010-03-05  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
-       (site.exp): Export them when plugins are enabled.
-
-2010-03-05  Sebastian Pop  <sebastian.pop@amd.com>
-
-       PR middle-end/42326
-       * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
-       that contain scevs.
-       (chrec_fold_multiply): Same.
-
-2010-03-04  Andrew Pinski  <andrew_pinski@caviumnetworks.com>
-
-       PR c/43248
-       * c-decl.c (build_compound_literal): Return early if init is
-       an error_mark_node.
-
-2010-03-04  Martin Jambor  <mjambor@suse.cz>
-
-       PR tree-optimization/43164
-       PR tree-optimization/43191
-       * tree-sra.c (type_consists_of_records_p): Reject records with
-       zero-size bit-fields at the end.
-
-2010-03-04  Mike Stump  <mikestump@comcast.net>
-
-       * Makefile.in (TAGS): Remove *.y.
-
-2010-03-04  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/40761
-       * tree-ssa-pre.c (compute_antic): Walk reverse postorder
-       in reverse order.
-       (my_rev_post_order_compute): New function.
-       (init_pre): Call it.
-
-2010-03-04  Changpeng Fang  <changpeng.fang@amd.com>
-
-       PR middle-end/43209
-       * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
-       decrease the cost of an IV candidate when the cost is infinite.
-
-2010-03-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
-
-       * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
-       Use '3DNow!' for the extension of that name, ensure normal space
-       after the string.
-       * doc/invoke.texi (i386 and x86-64 Options): Likewise.
-
-2010-03-03  Jeff Law  <law@redhat.com>
-
-       * PR middle-end/32693
-       * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
-       than gen_rtx_SUBREG.
-       (extract_bit_field_1): Likewise.
-
-2010-03-03  Janis Johnson  <janis187@us.ibm.com>
-
-       * doc/sourcebuild.texi (Test directives): Document that arguments
-       include-opts and exclude-opts are now optional for dg-skip-if,
-       dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
-
-2010-03-03  Jason Merrill  <jason@redhat.com>
-
-       PR c++/12909
-       * cgraph.h (varpool_node): Add extra_name field.
-       * varpool.c (varpool_extra_name_alias): New.
-       (varpool_assemble_decl): Emit extra name aliases.
-       (varpool_mark_needed_node): Look past an extra name alias.
-       * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
-       * lto-streamer-in.c (lto_input_tree): Read it.
-       * lto-streamer-out.c (output_unreferenced_globals): Write it.
-
-2010-03-03  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
-       (sparc*-*-solaris2*): ...this.
-
-2010-03-03  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/43229
-       * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
-       WIDEN_MULT_EXPR and WIDEN_SUM_EXPR.  Return NULL without
-       ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
-       FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
-
-       PR debug/43237
-       * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
-       fallthrough to default handling, just with want_address 0 instead of 2.
-       For single element lists, add_AT_loc directly, otherwise create an
-       artificial variable DIE and stick location list to it.
-
-       PR debug/43177
-       * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
-       (VAL_EXPR_HAS_REVERSE): Define.
-       (reverse_op): New function.
-       (add_stores): For reversible operations add an extra MO_VAL_USE.
-
-2010-03-02  Jason Merrill  <jason@redhat.com>
-
-       * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
-
-2010-03-02  Eric Botcazou  <ebotcazou@adacore.com>
-
-       * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
-       (sparc64-*-linux*): Likewise.
-       (sparc64-*-solaris2*): Include assembler files before linker ones.
-       (sparc-*-solaris2*): Simplify and reorder to match previous case.
-       * config/sparc/gas.h: Delete.
-       * config/sparc/sol2-64.h: Add copyright notice.
-       * config/sparc/sol2-gas-bi.h: Likewise.
-       * config/sparc/sol2-gld.h: Likewise.
-       * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
-       * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
-       * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
-       * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
-       (sparc_elf_asm_named_section): Rename into...
-       (sparc_solaris_elf_asm_named_section): ...this.  Always define.
-
-2010-03-02  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config/alpha/alpha.c (override_options): Fix -mtune error message.
-
-2010-03-02  Jeff Law  <law@redhat.com>
-
-       PR middle-end/42431
-       * reload1.c (rtx_p, substitute_stack): Declare.
-       (substitute): Record addresses of changed rtxs.
-       (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
-       Restore the original rtx when complete.
-       (reload): Free subsitute_stack when complete.
-
-2010-03-02  Janis Johnson  <janis187@us.ibm.com>
-
-       * doc/gccint.texi (menu): Add Testsuites as a chapter.
-       * doc/sourcebuild.texi (Testsuites): Move up a level to be a
-       new chapter.
-       (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
-       LTO Testing, gcov Testing, profopt Testing, compat Testing,
-       Torture Tests): Change from subsection to section.
-
-2010-03-02  Jakub Jelinek  <jakub@redhat.com>
-           Steven Bosscher  <steven@gcc.gnu.org>
-
-       * var-tracking.c (vt_initialize): Scan insns in ebb chunks
-       instead of bb.
-
-2010-03-02  Reza Yazdani  <reza.yazdani@amd.com>
-
-       PR middle-end/42640
-       * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
-       the assignment from the new induction variable to the assignment
-       of the value from the original loop PHI function.
-
-2010-03-01  Janis Johnson  <janis187@us.ibm.com>
-           Daniel Jacobowitz  <dan@codesourcery.com>
-
-       * doc/sourcebuild.texi (Test directives): Clarify options to
-       dg-skip-if.
-
-2010-03-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
-       Disable cfi directives unless GCC and gas agree on using read-only
-       .eh_frame sections for 64-bit.
-       * configure: Regenerate.
-
-2010-03-01  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/43220
-       * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
-       BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
-
-2010-03-01  Richard Guenther  <rguenther@suse.de>
-           Martin Jambor  <mjambor@suse.cz>
-
-       PR middle-end/41250
-       * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
-       gimplified parameters.
-
-2010-03-01  Christian Bruel  <christian.bruel@st.com>
-
-       * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
-
-2010-03-01  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
-
-2010-03-01  Richard Guenther  <rguenther@suse.de>
-
-       PR middle-end/43213
-       * expr.c (expand_assignment): Use the alias-oracle to tell
-       if the rhs aliases the result decl.
-
-2010-03-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       PR pch/14940
-       * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
-       to sol_gt_pch_get_address.
-       (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
-       64-bit, SPARC and x86.
-       (sol_gt_pch_get_address): New function.
-
-2010-03-01  Marco Poletti  <poletti.marco@gmail.com>
-
-       * toplev.h (inform_n, error_n): Declare.
-       * diagnostic.c (inform_n, error_n): New function.
-
-2010-03-01  Jakub Jelinek  <jakub@redhat.com>
-
-       * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
-       has no rtl yet when processing local_decls, queue it and recheck
-       if deferred stack allocation hasn't assigned it rtl.
-
-2010-02-28  Kaz Kojima  <kkojima@gcc.gnu.org>
-
-       * config/sh/sh.c (unspec_bbr_uid): New.
-       (gen_block_redirect): Use it instead of INSN_UID.
-       (gen_far_branch): Likewise.
-
-2010-02-28  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
-       it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
-
-2010-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
-
-       * doc/invoke.texi (Warning Options, RX Options): Fix typos.
-       (Warning Options): -Wno-conversion-null is valid for
-       Objective-C++ as well.
-       * doc/tm.texi (Named Address Spaces): Likewise.
-       * doc/plugins.texi (Plugins): Replace TABs with spaces.
-       * doc/tree-ssa.texi (Tree SSA): Likewise.
-
-2010-02-27  H.J. Lu  <hongjiu.lu@intel.com>
-
-       PR bootstrap/43202
-       * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
-       by default.  Don't set the default arch for
-       i[34567]86-*-darwin*|x86_64-*-darwin*.
-
-2010-02-27  H.J. Lu  <hongjiu.lu@intel.com>
-
-       PR bootstrap/43202
-       * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
-       default.  Set the default 32bit/64bit archs with $with_arch
-       instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
-
-2010-02-27  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/43186
-       * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
-       * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
-       * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
-       unroller iterations.
-
-2010-02-27  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
-       required and i[34567]86-*-* targets don't support 64bit ISA.
-
-2010-02-26  Eric Botcazou  <ebotcazou@adacore.com>
-
-       PR ada/43096
-       * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
-       the same alias set.
-
-2010-02-26  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * config.gcc: Set the default arch at least to Prescott for
-       i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
-       if SSE math is enabled.
-
-2010-02-26  Manuel López-Ibáñez  <manu@gcc.gnu.org>
-
-       * diagnostic.c (diagnostic_initialize): Update.
-       (diagnostic_report_diagnostic): Test inhibit_notes_p for
-       informative notes.
-       * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
-       (diagnostic_inhibit_notes): New.
-       * toplev.c (process_options): inhibit notes with -fcompare-debug.
-
-2010-02-26  Manuel López-Ibáñez  <manu@gcc.gnu.org>
-
-       PR c/20631
-       * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
-       * doc/standards.texi: Likewise.
-       * doc/extend.texi: Likewise.
-       * doc/trouble.texi: Likewise.
-       * doc/cppopts.texi: Likewise.
-       * doc/install.texi: Likewise.
-       * c.opt (std=c90,std=gnu90): New options.
-       * c-opts.c (c_common_handle_option): Handle them.
-
-2010-02-26  Manuel López-Ibáñez  <manu@gcc.gnu.org>
-
-       PR c/24577
-       * c-decl.c (undeclared_variable): Use an informative note.
-
-2010-02-26  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/43186
-       * gimple.h (gimple_fold): Remove.
-       * gimple.c (gimple_fold): Remove.  Inline into single user ...
-       * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
-       Try harder for conditions.
-
-2010-02-26  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/43190
-       * function.c (used_types_insert): Don't skip through named pointer
-       types.  Don't use TYPE_MAIN_VARIANT if the original type has a name
-       and it is different from the main variant's type.
-
-2010-02-26  Nick Clifton  <nickc@redhat.com>
-
-       * config/rx/rx.md (sminsi3): Remove bogus alternative.
-
-2010-02-26  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * config.gcc: Support --with-fpmath=sse for x86.
-
-       * config/i386/ssemath.h: New.
-
-       * doc/install.texi (--with-fpmath=sse): Documented.
-
-2010-02-26  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/43188
-       * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
-       vector types of over-aligned element type.
-
-2010-02-26  Uros Bizjak  <ubizjak@gmail.com>
-
-       PR target/43175
-       * config/i386/i386.c (expand_vec_perm_blend): Use correct
-       operands in V8HImode subregs.  Fix operand order in VEC_MERGE rtx.
-
-2010-02-26  Jan Kratochvil  <jan.kratochvil@redhat.com>
-
-       * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
-
-2010-02-26  Jakub Jelinek  <jakub@redhat.com>
-
-       * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
-       * var-tracking.c: Include diagnostic.h.
-       (debug_dv): New function.
-       (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
-
-       PR debug/43160
-       * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
-       (add_value_chain, add_value_chains, remove_value_chain,
-       remove_value_chains): Handle DEBUG_EXPRs.
-       (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
-
-       PR debug/43161
-       * regcprop.c (struct queued_debug_insn_change): New type.
-       (struct value_data_entry): Add debug_insn_changes field.
-       (struct value_data): Add n_debug_insn_changes field.
-       (debug_insn_changes_pool): New variable.
-       (free_debug_insn_changes, apply_debug_insn_changes,
-       cprop_find_used_regs_1, cprop_find_used_regs): New functions.
-       (kill_value_one_regno): Call free_debug_insn_changes if needed.
-       (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
-       fields.
-       (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
-       changes for them.
-       (copyprop_hardreg_forward_1): Don't call apply_change_group for
-       DEBUG_INSNs.  For a real insn, if there are queued DEBUG_INSN
-       changes, call cprop_find_used_regs via note_stores.
-       (copyprop_hardreg_forward): When copying vd from predecessor
-       which has any queued DEBUG_INSN changes, make sure the pointers are
-       cleared.  At the end call df_analyze and then if there are any
-       DEBUG_INSN changes queued at the end of some basic block for still
-       live registers, apply them.
-       (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
-
-2010-02-25  Uros Bizjak  <ubizjak@gmail.com>
-
-       * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
-       (arm*-*-*): Ditto.
-
-2010-02-25  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
-       targets.  Set the default with_cpu/with_arch from arch/cpu.
-       Allow x86-64 and native for with_cpu/with_arch.
-
-2010-02-25  Nicolas Benoit  <nbenoit@tuxfamily.org>
-
-       * ebitmap.c: Change calls to verify_popcount with calls to
-       sbitmap_verify_popcount.
-       (ebitmap_clear_bit): Fixed map->cacheindex test and
-       map>cache update when bit clearing results in an empty
-       element.
-
-2010-02-25  Michael Meissner  <meissner@linux.vnet.ibm.com>
-
-       PR target/43154
-       * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
-       (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
-       and support both V2DF and V2DI modes.
-       (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
-       support both V2DF and V2DI modes.
-       (general): Delete trailing whitespace from a few patterns.
-
-       * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
-       V2DF/V2DI interleave high/low builtins.
-
-       * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
-       new VSX builtins.
-
-       * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
-       interleave high/low functions.
-
-2010-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
-
-       * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
-       #pragma extern_prefix.
-
-2010-02-25  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/43166
-       * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
-       BLKmode, assert op0 is a MEM and just adjust its mode.
-
-       PR debug/43165
-       * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
-       if bitpos isn't multiple of mode's bitsize.
-
-2010-02-24  Manuel López-Ibáñez  <manu@gcc.gnu.org>
-
-       * c.opt (-ftemplate-depth=): New.
-       (-ftemplate-depth-): Deprecate.
-       * optc-gen.awk: Handle -ftemplate-depth=.
-       * opth-gen.awk: Likewise.
-       * c-opts.c (c_common_handle_option): Likewise.
-       * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
-
-2010-02-24  Jason Merrill  <jason@redhat.com>
-
-       * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
-
-2010-02-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * cfg.c (alloc_aux_for_block): Remove inline.
-       (alloc_aux_for_edge): Likewise.
-
-2010-02-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
-
-2010-02-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
-
-       * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
-       * config/i386/sol2-gas.h: New file.
-       * config.gcc (i[34567]86-*-solaris2*): Use it.
-
-2010-02-24  Manuel López-Ibáñez  <manu@gcc.gnu.org>
-
-       PR c/43128
-       * c-typeck.c (ep_convert_and_check): New.
-       (build_conditional_expr): Use it.
-       (build_binary_op): Likewise.
-
-2010-02-24  Jakub Jelinek  <jakub@redhat.com>
-
-       * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
-
-       PR debug/43150
-       * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
-       bounds even for -O+.
-       * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
-       expr needs to have DECL_NAME set.
-
-2010-02-24  Nick Clifton  <nickc@redhat.com>
-
-       * config/mep/mep.c: Include gimple.h.
-       (mep_function_uses_sp): Delete unused function.
-       (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
-       parameters.  Use unsigned integers to count args.  Return a
-       NULL_RTX instead of an error_mark_node.  Toidy up formatting.
-
-2010-02-23  Jakub Jelinek  <jakub@redhat.com>
-
-       PR target/43107
-       * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
-       greater or equal to nelt instead of 2 * nelt.
-       (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
-       with nelt - 1.
-
-2010-02-23  Jason Merrill  <jason@redhat.com>
-
-       PR debug/42800
-       * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
-       in cfun->local_decls even if they have register types.
-
-       PR c++/42837
-       * stor-layout.c (place_field): Don't warn about unnecessary
-       DECL_PACKED if the type is packed.
-
-2010-02-23  Jakub Jelinek  <jakub@redhat.com>
-
-       PR target/43139
-       * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
-       GOTOFF relocs, even when the base reg isn't pic pointer.
-
-2010-02-23  Michael Matz  <matz@suse.de>
-
-       PR debug/43077
-       * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
-       (expand_gimple_basic_block): Generate and use debug temps if there
-       are debug uses left after the last real use of TERed ssa names.
-       Unlink debug immediate uses when they are expanded.
-
-2010-02-23  Manuel López-Ibáñez  <manu@gcc.gnu.org>
-
-       PR 43123
-       * config/i386/i386.c (override_options): Reorganise to provide
-       better error messages.
-
-2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
-
-       PR middle-end/43083
-       * graphite-scop-detection.c (create_single_exit_edge): Move
-       the call to find_single_exit_edge to....
-       (create_sese_edges): ...here.  Don't handle multiple edges
-       exiting the function.
-       (build_graphite_scops): Don't handle multiple edges
-       exiting the function.
-
-2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
-
-       PR middle-end/43097
-       * sese.c (get_rename): Assert that old_name is an SSA_NAME.
-       (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
-
-2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
-
-       PR middle-end/43026
-       * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
-
-2010-02-22  Manuel López-Ibáñez  <manu@gcc.gnu.org>
-
-       PR c++/43126
-       * c-typeck.c (convert_arguments): Print declaration location.
-       * c-common.c (validate_nargs): Rename as
-       builtin_function_validate_nargs.
-       (check_builtin_function_arguments): Update.
-
-2010-02-22  Richard Guenther  <rguenther@suse.de>
-
-       PR lto/43045
-       * tree-inline.c (declare_return_variable): Use the type of
-       the call stmt lhs if available.
-
-2010-02-22  Duncan Sands  <baldrick@free.fr>
-
-       * passes.c (register_pass): Always consider all pass lists when
-       ref_pass_instance_number is zero.
-
-2010-02-22  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/42749
-       * tree-tailcall.c (adjust_return_value_with_ops): Drop update
-       parameter.  Do arithmetic in the original type.
-       (update_accumulator_with_ops): Likewise.
-       (adjust_accumulator_values): Adjust.
-
-2010-02-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
-
-       * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
-       (QI to BLKmode splitter): New splitter.
-
-2010-02-22  H.J. Lu  <hongjiu.lu@intel.com>
-
-       * config/i386/i386.c (initial_ix86_tune_features): Turn on
-       X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
-
-2010-02-22  Richard Guenther  <rguenther@suse.de>
-
-       * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
-
-2010-02-22  Hans-Peter Nilsson  <hp@bitrange.com>
-
-       Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
-       * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
-       ($(T)crti.o, $(T)crtn.o): Remove rules.
-
-2010-02-21  Tobias Burnus  <burnus@net-b.de>
-
-       PR fortran/35259
-       * doc/invoke.texi (-fassociative-math): Document that this
-       option is automatically enabled for Fortran.
-
-2010-02-20  David S. Miller  <davem@davemloft.net>
-
-       * configure.ac: Test if linker and assembler properly support
-       GOTDATA_OP relocations.
-       * configure: Rebuild.
-       * config.in: Likewise.
-       * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
-       (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
-       (movsi_high_pic): Likewise.
-       (movdi_lo_sum_pic): Likewise.
-       (movdi_high_pic): Likewise.
-       (movsi_pic_gotdata_op): New pattern.
-       (movdi_pic_gotdata_op): Likewise.
-       * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
-       emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
-
-2010-02-20  Uros Bizjak  <ubizjak@gmail.com>
-
-       PR target/43067
-       * config/i386/sse.md (xop_mulv2div2di3_low): Change type
-       attribute to ssemul.
-       (xop_mulv2div2di3_high): Ditto.
-
-2010-02-20  Manuel López-Ibáñez  <manu@gcc.gnu.org>
-
-       PR c++/35669
-       * c.opt (Wconversion-null): New option.
-       * doc/invoke.texi (Wconversion-null): Document.
-
-2010-02-20  Manuel López-Ibáñez  <manu@gcc.gnu.org>
-
-       * common.opt (Wlarger-than-): Add Undocumented.
-
-2010-02-19  Mike Stump  <mikestump@comcast.net>
-
-       * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
-
-2010-02-19  Jason Merrill  <jason@redhat.com>
-
-       PR target/40332
-       * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
-       * configure: Likewise.
-
-2010-02-20  Alan Modra  <amodra@gmail.com>
-
-       PR middle-end/42344
-       * cgraph.h (cgraph_make_decl_local): Declare.
-       * cgraph.c (cgraph_make_decl_local): New function.
-       (cgraph_make_node_local): Use it.
-       * cgraphunit.c (cgraph_function_versioning): Likewise.
-       * ipa.c (function_and_variable_visibility): Likewise.
-
-2010-02-19  Jakub Jelinek  <jakub@redhat.com>
-
-       PR bootstrap/43121
-       * except.c (sjlj_emit_function_enter): Don't call
-       add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
-       directly.
-       * rtl.h (add_reg_br_prob_note): Remove prototype.
-
-2010-02-19  Manuel López-Ibáñez  <manu@gcc.gnu.org>
-
-       PR 41779
-       * c-common.c (conversion_warning): Remove widening conversions
-       before checking the conversion of integers to reals.
-
-2010-02-19  Mike Stump  <mikestump@comcast.net>
-
-       PR middle-end/43125
-       * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
-
-       PR objc/43061
-       * cgraphunit.c (process_function_and_variable_attributes): Check
-       DECL_PRESERVE_P instead of looking up attribute "used".
-       * ipa-pure-const.c (check_decl): Likewise.
-       * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
-       * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
-       * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
-       instead of attribute "used".
-       * config/sol2-c.c (solaris_pragma_init): Likewise.
-       (solaris_pragma_fini): Likewise.
-
-2010-02-19  Jakub Jelinek  <jakub@redhat.com>
-
-       * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
-       Use XCNEW instead of xcalloc.
-       (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
-       XNEW instead of xmalloc.
-       (get_fields): Use XNEWVEC instead of xmalloc.
-
-       PR debug/43084
-       * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
-       populate vars array.
-       (create_new_general_access): For debug stmts just reset value.
-       (get_stmt_accesses): For accesses within debug stmts just record them
-       using add_access_to_acc_sites instead of preventing the peeling or
-       counting them as accesses.
-
-       PR middle-end/42233
-       * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
-
-2010-02-19  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/42916
-       * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
-       instructions.
-
-2010-02-19  Andreas Schwab  <schwab@linux-m68k.org>
-
-       * configure.ac: Replace all uses of changequote in macro arguments
-       with proper quoting.
-
-2010-02-19  Jakub Jelinek  <jakub@redhat.com>
-
-       PR middle-end/42233
-       * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
-
-2010-02-19  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/42944
-       * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
-       test for aliasing with errno.
-
-2010-02-19  Jakub Jelinek  <jakub@redhat.com>
-
-       PR middle-end/42233
-       * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
-       do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
-       * dojump.c: Include output.h.
-       (inv): New inline function.
-       (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
-       do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
-       do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
-       do_jump_by_parts_equality, do_compare_and_jump): Add PROB
-       argument, pass it down to other calls.
-       (do_compare_rtx_and_jump): Likewise.  If PROB is not -1,
-       add REG_BR_PROB note to the conditional jump.
-       * cfgexpand.c (add_reg_br_prob_note): Removed.
-       (expand_gimple_cond): Don't call it, add the probability
-       as last argument to jumpif_1/jumpifnot_1.
-       * Makefile.in (dojump.o): Depend on output.h.
-       * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
-       callers.
-       * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
-       * stmt.c (do_jump_if_equal): Likewise.
-       * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
-       * loop-unswitch.c (compare_and_jump_seq): Likewise.
-       * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
-       Likewise.
-       * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
-       * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
-       jumpifnot_1 callers.
-       (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
-       callers.
-       (store_expr): Adjust jumpifnot caller.
-       (store_constructor): Adjust jumpif caller.
-
-       PR middle-end/42233
-       * gimplify.c (gimple_boolify): For __builtin_expect call
-       gimple_boolify also on its first argument.
-
-2010-02-18  Uros Bizjak  <ubizjak@gmail.com>
-
-       * configure.ac (gnu-unique-object): Wrap regexps using [] in
-       changequote block.
-       (__stack_chk_fail): Ditto.  Remove quadrigraphs.
-       * configure: Regenerated.
-
-2010-02-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
-
-       * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
-       lang_hooks.types_compatible_p instead of comptypes.
-
-2010-02-18  Sebastian Huber <sebastian.huber@embedded-brains.de>
-
-       * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
-       (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
-       if __prefer_thumb__ is defined.
-
-2010-02-18  Martin Jambor  <mjambor@suse.cz>
-
-       PR tree-optimization/43066
-       * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
-       array with zero-sized element type.
-
-2010-02-18  Jakub Jelinek  <jakub@redhat.com>
-
-       * dwarf2out.c (add_var_loc_to_decl): Change last argument to
-       rtx, allocate struct var_loc_node here and return it to the
-       caller, and only if it is actually needed.
-       (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
-       move it earlier and return immediately if it returns NULL.
-
-2010-02-17  Mikael Pettersson  <mikpe@it.uu.se>
-
-       * config/sparc/gas.h: New file.  Restore
-       TARGET_ASM_NAMED_SECTION to its ELF default.
-       * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
-       check !HAVE_GNU_AS.
-       * config/sparc/sparc.c (sparc_elf_asm_named_section):
-       Likewise.  Add ATTRIBUTE_UNUSED to prototype.
-       * config.gcc (sparc*-*-linux*): Include sparc/gas.h
-       after sparc/sysv4.h.
-
-2010-02-17  Dave Korn  <dave.korn.cygwin@gmail.com>
-
-       * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
-
-2010-02-17  Steven Bosscher  <steven@gcc.gnu.org>
-
-       * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
-       patterns from predicated pattern.
-
-2010-02-17  Uros Bizjak  <ubizjak@gmail.com>
-
-       PR target/43103
-       * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
-       for insn mnemonic suffix.
-
-2010-02-17  Richard Guenther  <rguenther@suse.de>
-
-       * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
-       to loop PHI nodes.
-
-2010-02-17  Jakub Jelinek  <jakub@redhat.com>
-
-       PR debug/42918
-       * caller-save.c (save_call_clobbered_regs): If BB ends with
-       a DEBUG_INSN, move any notes in between last real insn and the last
-       DEBUG_INSN after the last DEBUG_INSN.
-
-2010-02-16  Joern Rennecke  <joern.rennecke@embecosm.com>
-
-       * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
-       Fix return type.  Fix argument type.  Explain meaning of return value.
-
-2010-02-16  Richard Guenther  <rguenther@suse.de>
-
-       PR tree-optimization/41043
-       * tree-vrp.c  (vrp_var_may_overflow): Only ask SCEV for real loops.
-       (vrp_visit_assignment_or_call): Do not ask SCEV for regular
-       statements ...
-       (vrp_visit_phi_node): ... but only for loop PHI nodes.
-
-2010-02-16  Ira Rosen  <irar@il.ibm.com>
-
-       PR tree-optimization/43074
-       * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
-       * tree-vect-loop.c (vect_analyze_loop_operations): Add
-       vectorizable cycles in hybrid SLP check.
-       * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
-
-2010-02-16  Richard Guenther  <rguenther@suse.de>
-
-       * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
-       (true_dependence): If memrefs_conflict_p computes must-alias
-       trust it.  Move TBAA check after offset-based disambiguation.
-       (canon_true_dependence): Likewise.
-
-2010-02-16  Alexandre Oliva  <aoliva@redhat.com>
-
-       * params.def (PARAM_MAX_VARTRACK_SIZE): New.
-       * doc/invoke.texi: Document it.
-       * var-tracking.c: Include toplev.h and params.h.
-       (vt_find_locations): Return bool indicating success.  Compute
-       hash sizes unconditionally.  Check new parameter, report.
-       (variable_tracking_main_1): Check vt_find_locations results and
-       retry.  Renamed from...
-       (variable_tracking_main): ... this.  New wrapper to preserve
-       flag_var_tracking_assignments.
-       * Makefile.in (var-tracking.o): Adjust dependencies.
-
-2010-02-16  Jack Howarth <howarth@bromo.med.uc.edu>
-           Jakub Jelinek <jakub@redhat.com>
-
-       PR target/42854
-       * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
-       if weak_import attribute is present.
-       * config/darwin.c (machopic_select_section): Likewise.
-
-2010-02-15  Joern Rennecke  <joern.rennecke@embecosm.com>
-
-       * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
-       (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
-       (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
-       (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
-
-       * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
-       types.
-
-       * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
-       Fix argument types.
-
-       * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
-       Rewrite text to refer to the names.
-
-2010-02-15  Sebastian Pop  <sebastian.pop@amd.com>
-
-       * config/i386/i386-builtin-types.def
-       (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
-       (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.