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+2006-10-24 Richard Guenther <rguenther@suse.de>
+
+ Radar 5675014
+ PR middle-end/28796
+ * builtins.c (fold_builtin_classify): Use HONOR_INFINITIES
+ and HONOR_NANS instead of MODE_HAS_INFINITIES and MODE_HAS_NANS
+ for deciding optimizations in consistency with fold-const.c
+ (fold_builtin_unordered_cmp): Likewise.
+
+2007-10-07 Geoffrey Keating <geoffk@apple.com>
+
+ * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
+ '#pragma mark' to be executed at preprocessing time.
+
+2007-09-14 Geoffrey Keating <geoffk@apple.com>
+
+ Radar 5480287
+ * dwarf2out.c (output_call_frame_info): FDEs are always emitted
+ if flag_exceptions is not set.
+ * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
+ assemble_name rather than incorrectly emulating it.
+
+ Radar 5482863
+ * doc/extend.texi (Deprecated Features): Mention that <? and >? and
+ friends are removed from G++.
+
+2007-08-02 Geoffrey Keating <geoffk@apple.com>
+
+ Radar 3274130, 5295549
+ * c-parser.c (c_parser_while_statement): Handle attributes.
+ (c_parser_do_statement): Handle attributes.
+ (c_parser_for_statement): Handle attributes.
+ * c-common.c (handle_unused_attribute): Warn if a statement
+ is marked as unused.
+ * c-tree.h (c_finish_loop): Add extra parameter.
+ * c-typeck.c (c_finish_loop): Handle attributes.
+ * doc/extend.texi (Attribute Syntax): Document statement attributes.
+ (Label Attributes): Explain how they apply to statements.
+ * tree-cfg.c (cleanup_dead_labels): Preserve labels with
+ user-specified alignment or attributes.
+ * stmt.c (expand_label): Update and correct documentation.
+
+ * c-common.c (handle_aligned_attribute): Handle LABEL_DECL.
+ * rtl.def (CODE_LABEL): Add 8th operand.
+ * rtl.h (LABEL_ALIGN_LOG): New.
+ (LABEL_MAX_SKIP): New.
+ (SET_LABEL_ALIGN): New.
+ * emit-rtl.c (gen_label_rtx): Adjust.
+ * print-rtl.c (print_rtx): Print LABEL_ALIGN_LOG.
+ * stmt.c (label_rtx): Set CODE_LABEL's alignment from DECL_ALIGN.
+ (expand_label): Update documentation.
+ * final.c (struct label_alignment): Delete.
+ (label_align): Delete.
+ (min_labelno): Delete.
+ (max_labelno): Delete.
+ (LABEL_TO_ALIGNMENT): Delete.
+ (LABEL_TO_MAX_SKIP): Delete.
+ (label_to_alignment): Adjust for LABEL_ALIGN_LOG.
+ (align_fuzz): Likewise.
+ (compute_alignments): Likewise.
+ (shorten_branches): Remove code to set up label_align.
+ Adjust for LABEL_ALIGN_LOG.
+ (final_scan_insn): Adjust for LABEL_ALIGN_LOG.
+ * doc/extend.texi (C Extensions): Add 'Label Attributes' to menu.
+ (Attribute Syntax): Move label content to Label Attributes.
+ (Function Attributes): Mention label attributes.
+ (Variable Attributes): Mention label attributes.
+ (Type Attributes): Mention label attributes.
+ (Label Attributes): New.
+
+ * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
+ FUNCTION_DECL.
+ * tree.c (build_decl_stat): Move code from here...
+ (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
+ (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
+ about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
+ * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
+ * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
+ FUNCTION_BOUNDARY.
+
+2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
+
+ Radar 5289915
+ * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_VEC_EXT_V16QI.
+ (ix86_init_mmx_sse_builtins): Add __builtin_ia32_vec_ext_v16qi.
+ (ix86_expand_builtin): Handle IX86_BUILTIN_VEC_EXT_V16QI.
+
+2007-07-03 Eric Christopher <echristo@apple.com>
+
+ Radar 4361482
+ * doc/cppopts.texi: Add conflicting option note to -dM.
+ * doc/invoke.texi: Add note about possible conflicts with
+ -E for -dCHARS and note that -dM will not produce
+ any results if there is no machine dependent reorg.
+
+2006-12-13 Geoffrey Keating <geoffk@apple.com>
+
+ Radar 4697325
+ * doc/invoke.texi (Darwin Options): Update documentation for
+ -mmacosx-version-min.
+ * config.gcc (*-*-darwin*): Set extra_gcc_objs.
+ * config/darwin-driver.c: New file.
+ * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
+ * config/t-darwin (darwin-driver.o): New rule.
+
+2006-12-12 Geoffrey Keating <geoffk@apple.com>
+
+ * mips-tdump.c: Replace CROSS_COMPILE with
+ CROSS_DIRECTORY_STRUCTURE.
+ * mips-tfile.c: Likewise.
+ * gcc.c: Likewise.
+ * configure.ac: Likewise.
+ * cppdefault.c: Likewise.
+ * Makefile.in: Likewise.
+ * config/alpha/osf.h: Likewise.
+ * config/i386/cygwin.h: Likewise.
+ * config/i386/beos-elf.h: Likewise.
+ * config/i386/nto.h: Likewise.
+ * config/fr30/fr30.h: Likewise.
+ * config/svr4.h: Likewise.
+ * config/rs6000/aix.h: Likewise.
+ * config/rs6000/sysv4.h: Likewise.
+ * config/pa/pa64-hpux.h: Likewise.
+ * config/pa/pa-hpux10.h: Likewise.
+ * config/pa/pa-hpux11.h: Likewise.
+ * collect2.c: Likewise.
+ * configure: Regenerate.
+
+2007-06-01 Geoffrey Keating <geoffk@apple.com>
+
+ * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
+
+2007-05-31 Eric Christopher <echristo@apple.com>
+
+ * expr.c (convert_move): Assert that we don't have a BLKmode
+ operand.
+ (store_expr): Handle BLKmode moves by calling emit_block_move.
+
+2007-05-21 Mike Stump <mrs@apple.com>
+
+ * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
+ handling as well.
+
+2007-05-16 Eric Christopher <echristo@apple.com>
+
+ Radar 4663646
+ * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
+ saving after stack push. Set sp_offset whenever we push.
+ (rs6000_emit_epilogue): Move altivec register restore before stack push.
+
+2007-05-07 Mike Stump <mrs@apple.com>
+
+ * doc/invoke.texi (Warning Options): Document that -Wempty-body
+ also checks for and while statements in C++.
+
+2007-04-16 Ian Lance Taylor <iant@google.com>
+
+ * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
+ predecessors at head rather than tail.
+
+2006-09-11 Geoffrey Keating <geoffk@apple.com>
+
+ * coverage.c (coverage_checksum_string): Update comment.
+ * dwarf2out.c (switch_to_eh_frame_section): Update for removal
+ of get_file_function_name.
+ * cgraphunit.c (cgraph_build_static_cdtor): Update for rename
+ of get_file_function_name_long.
+ * tree.c (get_file_function_name): Rename from
+ get_file_function_name_long; improve comment; handle 'I' and 'D'
+ specially when the target has ctor/dtor support; remove special
+ handling for 'F'.
+ (get_file_function_name): Remove.
+ * tree.h (get_file_function_name): Rename from
+ get_file_function_name_long.
+ (get_file_function_name): Remove prototype.
+
+2007-03-26 Mike Stump <mrs@apple.com>
+
+ Radar 5091993
+ * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
+ objective-c-header, objective-c++-header and objc++-cpp-output
+ support.
+ * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
+
+2007-02-20 Geoffrey Keating <geoffk@apple.com>
+
+ Radar 5005743, 4226546
+ * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
+ if user didn't pass it.
+ * config/i386/darwin.h (CC1_SPEC): Likewise.
+ * config/rs6000/darwin.h (CC1_SPEC): Likewise.
+ (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
+ -mmacosx-version-min.
+
+ * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
+ to linker.
+ (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
+ * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
+ darwin_rs6000_override_options.
+ (C_COMMON_OVERRIDE_OPTIONS): Expect
+ darwin_macosx_version_min to be non-NULL always.
+ (TARGET_C99_FUNCTIONS): Likewise.
+ (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
+ (DARWIN_MINVERSION_SPEC): New.
+ * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
+ * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
+ to cc1*.
+ (DARWIN_MINVERSION_SPEC): New.
+ * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
+ value.
+ * config/darwin-c.c (darwin_cpp_builtins): Expect
+ darwin_macosx_version_min to be non-NULL always.
+
+2006-11-07 Eric Christopher <echristo@apple.com>
+
+ * libgcc2.c (__bswapdi2): Rename from bswapDI2.
+ (__bswapsi2): Ditto.
+ * libgcc2.h: Remove transformation of bswap routines.
+ * config/i386/i386.md (bswapsi2): New.
+ (bswapdi2): Ditto.
+
+2006-10-31 Eric Christopher <echristo@apple.com>
+ Falk Hueffner <falk@debian.org>
+
+ * doc/extend.texi (__builtin_bswap32): Document.
+ (__builtin_bswap64): Ditto.
+ * doc/libgcc.texi (bswapsi2): Document.
+ (bswapdi2): Ditto.
+ * doc/rtl.texi (bswap): Document.
+ * optabs.c (expand_unop): Don't widen a bswap.
+ (init_optabs): Init bswap. Set libfuncs explicitly
+ for bswapsi2 and bswapdi2.
+ * optabs.h (OTI_bswap): New.
+ (bswap_optab): Ditto.
+ * genopinit.c (optabs): Handle bswap_optab.
+ * tree.h (tree_index): Add TI_UINT32_TYPE and
+ TI_UINT64_TYPE.
+ (uint32_type_node): New.
+ (uint64_type_node): Ditto.
+ * tree.c (build_common_tree_nodes_2): Initialize
+ uint32_type_node and uint64_type_node.
+ * builtins.c (expand_builtin_bswap): New.
+ (expand_builtin): Call.
+ (fold_builtin_bswap): New.
+ (fold_builtin_1): Call.
+ * fold-const.c (tree_expr_nonnegative_p): Return true
+ for bswap.
+ * builtin-types.def (BT_UINT32): New.
+ (BT_UINT64): Ditto.
+ (BT_FN_UINT32_UINT32): Ditto.
+ (BT_FN_UINT64_UINT64): Ditto.
+ * builtins.def (BUILT_IN_BSWAP32): New.
+ (BUILT_IN_BSWAP64): Ditto.
+ * rtl.def (BSWAP): New.
+ * genattrtab.c (check_attr_value): New.
+ * libgcc2.c (__bswapSI2): New.
+ (__bswapDI2): Ditto.
+ * libgcc2.h (__bswapSI2): Declare.
+ (__bswapDI2): Ditto.
+ * mklibgcc.in (lib2funcs): Add _bswapsi2 and _bswapdi2.
+ * simplify-rtx.c (simplify_const_unary_operation): Return
+ 0 for BSWAP.
+ * libgcc-std.ver (__bwapsi2): Add.
+ (__bswapdi2): Ditto.
+ * reload1.c (eliminate_regs_1): Add bswap.
+ (elimination_effects): Ditto.
+ * config/i386/i386.h (x86_bswap): New.
+ * config/i386/i386.c (x86_bswap): Set.
+
+2007-01-04 Geoffrey Keating <geoffk@apple.com>
+
+ Radar 4871915
+ * target.h (struct gcc_target): New field library_rtti_comdat.
+ * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
+ (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
+ * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
+ * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
+
+2007-01-07 Eric Christopher <echristo@apple.com>
+
+ * configure.ac: Check for __stack_chk_fail for darwin.
+ * configure: Regenerate.
+
+2006-12-18 Geoffrey Keating <geoffk@apple.com>
+
+ Radar 4869554
+ * doc/invoke.texi (Debugging Options): Document -g0.
+ * config/darwin.h (LINK_COMMAND_SPEC): Replace -gnone with -g0.
+
+2006-12-04 Eric Christopher <echristo@apple.com>
+
+ * config/darwin.h (DARWIN_EXTRA_SPECS): New.
+ (STARTFILE_SPEC): Use.
+ (DARWIN_DYLIB1_SPEC): New.
+ (DARWIN_CRT1_SPEC): New.
+ * config/i386/darwin64.h (SUBTARGET_EXTRA_SPECS): Use
+ DARWIN_EXTRA_SPECS.
+ * config/i386/darwin.h: Ditto.
+ * config/rs6000/darwin.h: Ditto.
+
+2006-09-11 Geoffrey Keating <geoffk@apple.com>
+
+ * config/darwin.h (PREFERRED_DEBUGGING_TYPE): Set to DWARF2_DEBUG.
+
+2006-09-01 Geoffrey Keating <geoffk@apple.com>
+
+ * config/darwin.h (LINK_COMMAND_SPEC): Don't do weird things with -@.
+ Call dsymutil when compiling and linking one or more source files
+ in one step.
+
+2006-05-16 Geoffrey Keating <geoffk@apple.com>
+
+ Radar 4550526
+ * c-decl.c (grokdeclarator): Don't set DECL_EXTERNAL on
+ inline static functions in c99 mode.
+
+2006-05-09 Geoffrey Keating <geoffk@apple.com>
+
+ Radar 4134307
+ PR 16622
+ * doc/extend.texi (Inline): Update.
+ * c-tree.h (struct language_function): Remove field 'extern_inline'.
+ * c-decl.c (current_extern_inline): Delete.
+ (pop_scope): Adjust test for an undefined nested function.
+ Add warning about undeclared inline function.
+ (diagnose_mismatched_decls): Update comments. Disallow overriding
+ of inline functions in a translation unit in C99. Allow inline
+ declarations in C99 at any time.
+ (merge_decls): Boolize variables. Handle C99 'extern inline'
+ semantics.
+ (grokdeclarator): Set DECL_EXTERNAL here for functions. Handle
+ C99 inline semantics.
+ (start_function): Don't clear current_extern_inline. Don't set
+ DECL_EXTERNAL.
+ (c_push_function_context): Don't push current_extern_inline.
+ (c_pop_function_context): Don't restore current_extern_inline.
+
+2006-05-04 Geoffrey Keating <geoffk@apple.com>
+
+ Radar 4134307
+ PR 11377
+ * c-typeck.c (build_external_ref): Warn about static variables
+ used in extern inline functions.
+ * c-decl.c (start_decl): Warn about static variables declared
+ in extern inline functions.
+
+/* APPLE LOCAL merge marger */
+/* Stuff above is only in mainline, not the 4.2 branch */
+2007-07-19 Release Manager
+
+ * GCC 4.2.1 released.
+
+2007-07-18 Paolo Bonzini <bonzini@gnu.org>
+
+ Revert:
+
+ 2007-07-09 Paolo Bonzini <bonzini@gnu.org>
+
+ PR middle-end/32004
+ * function.c (rest_of_match_asm_constraints): Pass PROP_REG_INFO.
+
+ 2007-07-06 Paolo Bonzini <bonzini@gnu.org>
+
+ PR middle-end/32004
+ * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
+ pass_match_asm_constraints): New.
+ * passes.c (init_optimization_passes): Add new pass.
+ * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
+ * function.h (struct function): Add has_asm_statement bit.
+ (current_function_has_asm_statement): New.
+ * tree-pass.h (pass_match_asm_constraints): New.
+
+2007-07-16 Paul Brook <paul@codesourcery.com>
+
+ PR target/32753
+ gcc/
+ * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
+
+2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ PR target/32538
+ * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
+
+2007-07-09 Paolo Bonzini <bonzini@gnu.org>
+
+ PR middle-end/32004
+ * function.c (rest_of_match_asm_constraints): Pass PROP_REG_INFO.
+
+2007-07-09 Uros Bizjak <ubizjak@gmail.com>
+
+ PR tree-optimization/32681
+ * tree-if-conv.c (find_phi_replacement_condition): Use the condition
+ saved in second_edge->aux when first_bb is a loop header.
+
+2007-07-07 Anatoly Sokolov <aesok@post.ru>
+
+ PR target/31331
+ * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
+ rather than a decl.
+ (avr_attribute_table): Make "naked" attribute apply to function types
+ rather than to decls.
+ (avr_handle_fntype_attribute): New function.
+
+2007-07-06 Paolo Bonzini <bonzini@gnu.org>
+
+ PR middle-end/32004
+ * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
+ pass_match_asm_constraints): New.
+ * passes.c (init_optimization_passes): Add new pass.
+ * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
+ * function.h (struct function): Add has_asm_statement bit.
+ (current_function_has_asm_statement): New.
+ * tree-pass.h (pass_match_asm_constraints): New.
+
+2007-07-06 Uros Bizjak <ubizjak@gmail.com>
+
+ PR rtl-optimization/32450
+ * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
+ to ensure that instructions are not moved into the prologue when
+ profiling is on.
+
+2007-07-04 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/32500
+ * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
+ Only use basic blocks that are always executed to infer loop bounds.
+
+2007-07-04 Uros Bizjak <ubizjak@gmail.com>
+
+ PR tree-optimization/31966
+ PR tree-optimization/32533
+ * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
+ "basic_block" description as its third argument. Update function
+ calls to get destination bb from "edge" argument. Save "cond" into
+ aux field of the edge. Update prototype for changed arguments.
+ (if_convertible_loop_p): Clear aux field of incoming edges if bb
+ contains phi node.
+ (find_phi_replacement_condition): Operate on incoming edges, not
+ on predecessor blocks. If there is a condition saved in the
+ incoming edge aux field, AND it with incoming bb predicate.
+ Return source bb of the first edge.
+ (clean_predicate_lists): Clean aux field of outgoing node edges.
+ (tree_if_conversion): Do not initialize cond variable. Move
+ variable declaration into the loop.
+ (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
+ initializations of new_stmt, arg0 and arg1 variables.
+
+2007-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/32506
+ Backport from mainline.
+ * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
+ predicate instead of target_operand.
+ (divsi3_i1_media, divsi3_media_2): Likewise.
+
+2007-07-03 Richard Guenther <rguenther@suse.de>
+
+ Backport from mainline:
+ 2006-12-11 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR rtl-optimization/30113
+ * loop-iv.c (implies_p): Require the mode of the operands to be
+ scalar.
+
+2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ PR target/28307
+ * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
+ (__gthrw_pragma): Provide default definition.
+ (__gthrw2): Use it.
+ * gthr-posix.c (__gthrw_pragma): Define.
+
+2007-07-02 Jakub Jelinek <jakub@redhat.com>
+
+ PR libgomp/32468
+ * omp-low.c (check_combined_parallel): New function.
+ (lower_omp_parallel): Call it via walk_stmts, set
+ OMP_PARALLEL_COMBINED if appropriate.
+ (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
+ isn't the only statement in WS_ENTRY_BB or OMP_RETURN
+ the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
+ don't consider it as combined parallel.
+
+2007-06-30 Alexandre Oliva <aoliva@redhat.com>
+
+ * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
+ limbo die nodes.
+
+2007-06-28 Seongbae Park <seongbae.park@gmail.com>
+
+ * config/arm/arm.c (arm_get_frame_offsets): Set
+ offsets->locals_base to avoid negative stack size.
+ (thumb_expand_prologue): Assert on negative stack size.
+
+2007-06-28 Jakub Jelinek <jakub@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
+ decl is non-external for AIX ABI.
+
+2007-06-28 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/predicates.md (current_file_function_operand):
+ Ensure the symbol is non-external for AIX ABI.
+
+2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_VEC_EXT_V16QI.
+ (ix86_init_mmx_sse_builtins): Add __builtin_ia32_vec_ext_v16qi.
+ (ix86_expand_builtin): Handle IX86_BUILTIN_VEC_EXT_V16QI.
+
+2007-06-21 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/32362
+ * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
+ but decl is a global var, instead return decl.
+ * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
+ even for is_global_var decls, if they are private in some outer
+ context.
+
+2007-06-21 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/32389
+ * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
+ * config/i386/i386.c (assign_386_stack_local): Assert that
+ SLOT_VIRTUAL is valid only before virtual regs are instantiated.
+ (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
+ Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
+ * config/i386/i386.md (truncdfsf2, truncxfsf2, truncxfdf2): Ditto.
+
+2007-06-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR inline-asm/32109
+ * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
+ and !allows_mem.
+
+ PR middle-end/32285
+ * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
+ if ACCUMULATE_OUTGOING_ARGS.
+
+2007-06-20 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR rtl-optimization/28011
+ Backport from mainline.
+ * reload.c (push_reload): Set dont_share if IN appears in OUT
+ also when IN is a PLUS rtx.
+ (reg_overlap_mentioned_for_reload_p): Return true if X and IN
+ are same PLUS rtx.
+
+2007-06-19 Richard Guenther <rguenther@suse.de>
+ Michael Matz <matz@suse.de>
+
+ PR tree-optimization/30252
+ * tree-ssa-structalias.c (solution_set_add): Make sure to
+ preserve all relevant vars.
+ (handle_ptr_arith): Make sure to only handle positive
+ offsets.
+ (push_fields_onto_fieldstack): Create fields for empty
+ bases.
+
+2007-06-19 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/32353
+ * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
+
+2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
+ return mode from the builtin itself.
+ (sparc_fold_builtin): Fix cast of zero constant.
+
+2007-06-15 Diego Novillo <dnovillo@google.com>
+
+ PR 32327
+ * tree-ssa-operands.c (build_ssa_operands): Initially assume
+ that the statement does not take any addresses.
+
+2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (sparc_override_options): Initialize
+ fpu mask correctly.
+
+2007-06-09 Ian Lance Taylor <iant@google.com>
+
+ PR tree-optimization/32169
+ * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
+ CONVERT_EXPR, check whether min and max both converted to an
+ overflow infinity representation.
+
+2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/32163
+ Backport from mainline.
+ * config/sh/sh.md (symGOT_load): Don't schedule insns when
+ the symbol is generated with the stack protector.
+
+2007-06-06 Ian Lance Taylor <iant@google.com>
+
+ * fold-const.c (merge_ranges): If range_successor or
+ range_predecessor fail, just return 0.
+
+2007-06-05 Ian Lance Taylor <iant@google.com>
+
+ * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
+ PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
+ (extract_range_from_assert): Set TREE_NO_WARNING when creating an
+ expression.
+ (test_for_singularity): Likewise.
+
+2007-06-04 Ian Lance Taylor <iant@google.com>
+
+ * tree-vrp.c (adjust_range_with_scev): When loop is not expected
+ to overflow, reduce overflow infinity to regular infinity.
+ (vrp_var_may_overflow): New static function.
+ (vrp_visit_phi_node): Check vrp_var_may_overflow.
+
+2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
+
+ Backport from mainline:
+ 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
+ with MASK_SSE2.
+ (__builtin_ia32_vec_ext_v2di): Likewise.
+ (__builtin_ia32_vec_ext_v4si): Likewise.
+ (__builtin_ia32_vec_ext_v8hi): Likewise.
+ (__builtin_ia32_vec_set_v8hi): Likewise.
+
+2007-05-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ Backport from mainline:
+ 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
+
+ * config/pa/pa.md: Split tgd_load, tld_load and tie_load
+ into pic and non-pic versions. Mark r19 as used for
+ tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
+ for tgd_load, tld_load and tie_load .
+ * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
+ version of tgd_load, tld_load and tie_load depending on the
+ value of flag_pic.
+
+2007-05-27 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR/30052
+ Backport PTA solver from mainline
+
+ * pointer-set.c: Copy from mainline
+ * pointer-set.h: Ditto.
+ * tree-ssa-structalias.c: Copy solver portions from mainline.
+ * Makefile.in (tree-ssa-structalias.o): Update dependencies
+
+2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * tree-vrp.c (compare_names): Initialize sop.
+
+2007-05-30 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/31769
+ * except.c (duplicate_eh_regions): Clear prev_try if
+ ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
+
+2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR tree-opt/32100
+ * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
+ return true when truth_value_p is true and the type
+ is of signed:1.
+
+2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
+
+ Backport from mainline:
+ 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
+ "memory" attribute for "sseishft" type insn without operands[2].
+
+ 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
+
+2007-05-22 Ian Lance Taylor <iant@google.com>
+
+ * tree-vrp.c (avoid_overflow_infinity): New static function,
+ broken out of set_value_range_to_value.
+ (set_value_range_to_value): Call avoid_overflow_infinity.
+ (extract_range_from_assert): Likewise.
+
+2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
+
+ PR target/30987
+ * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): remove.
+ * config/score/predicate.md (const_pow2, const_npow2): remove.
+ * config/score/score.h (ASM_OUTPUT_EXTERNAL): add ASM_OUTPUT_EXTERNAL undef.
+ PR target/30474
+ * config/score/score.c (score_print_operand): makes sure that only lower
+ bits are used.
+
+2007-05-21 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/31167
+ Backport from mainline.
+ * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
+ x86_64_general_operand as operand[2] predicate. Remove "iF"
+ from operand constraints and use "e" constraint instead.
+ (*subti3_1, *subti3_1 splitter): Ditto.
+ (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
+ operand[1] predicate.
+
+2007-05-21 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/30041
+ Backport from mainline.
+ * config/i386/sse.md ("*sse3_movddup"): Use operands[0] and
+ operands[1] in insn constraint. Correct type attribute to sselog1.
+
+2007-05-20 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/31701
+ Backport from mainline.
+ * config/sh/sh.c (output_stack_adjust): Avoid using the frame
+ register itself to hold the offset constant. Tell flow the use
+ of r4 and r5 when they are used.
+
+2007-05-20 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/31480
+ Backport from mainline.
+ * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
+ is null.
+
+2007-05-20 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/31022
+ Backport from mainline.
+ * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
+ instead of PATTERN.
+
+2007-05-20 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/27405
+ Backport from mainline.
+ * config/sh/sh.md (cmp{eq,gt,gtu}{si,di}_media): Remove.
+ (cmpsi{eq,gt,gtu}{si,di}_media): Rename to
+ cmp{eq,gt,gtu}{si,di}_media.
+ (*cmpne0si_media): Remove.
+ (*movsicc_umin): Adjust gen_cmp*_media call.
+ (unordered): Change the mode of unordered and operands[1] to
+ SImode.
+ (seq): Adjust gen_cmp*_media calls. Make the mode of
+ a temporary result of compare SImode if needed. If the mode
+ of operands[0] is DImode, extend the temporary result to DImode.
+ (slt, sle, sgt, sge, sgtu, sltu, sleu, sgue, sne): Likewise.
+ (sunorderd): Change the mode of match_operand and unorderd to
+ SImode.
+ (cmpeq{sf,df}_media): Remove.
+ (cmpsieq{sf,df}_media): Rename to cmpeq{sf,df}_media.
+ (cmp{gt,ge,un}{sf,df}_media): Change the mode of match_operand
+ and compare operation to SImode.
+
+2007-05-18 Joseph Myers <joseph@codesourcery.com>
+
+ * config/soft-fp/double.h, config/soft-fp/extended.h,
+ config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
+ config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
+ config/soft-fp/op-2.h, config/soft-fp/op-4.h,
+ config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
+ glibc CVS.
+
+2007-05-17 Ian Lance Taylor <iant@google.com>
+
+ PR tree-optimization/31953
+ * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
+ Change all callers.
+ (set_value_range_to_null): Call set_value_range_to_value.
+ (extract_range_from_comparison): Likewise.
+
+2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR rtl-optimization/31691
+ * combine.c (simplify_set): Build a new src pattern instead of
+ substituting its operands in the COMPARE case.
+
+2007-05-14 Mark Mitchell <mark@codesourcery.com>
+
+ * BASE-VER: Set to 4.2.1.
+ * DEV-PHASE: Set to prerelease.
+
+2007-05-13 Release Manager
+
+ * GCC 4.2.0 released.
+
+2007-05-12 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/31797
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
+ propagate into a stmt that has volatile ops.
+
+2007-05-01 Ian Lance Taylor <iant@google.com>
+
+ PR tree-optimization/31739
+ * tree-vrp.c (vrp_val_is_max): New static function.
+ (vrp_val_is_min): New static function.
+ (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
+ copying the node.
+ (set_value_range): Use vrp_val_is_{max,min}.
+ (extract_range_from_assert): Likewise.
+ (extract_range_from_binary_expr): Likewise.
+ (extract_range_from_unary_expr): Likewise.
+ (dump_value_range, vrp_meet): Likewise.
+ (vrp_visit_phi_node): Likewise.
+ * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
+
+2007-05-01 Joseph Myers <joseph@codesourcery.com>
+
+ * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
+
+2007-04-27 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
+ ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
+ * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
+ * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
+
+2007-04-27 Ian Lance Taylor <iant@google.com>
+
+ PR middle-end/31710
+ * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
+ TYPE_MAX_VALUE exist, convert them to the new type.
+
+2007-04-26 Ian Lance Taylor <iant@google.com>
+
+ PR target/28675
+ * reload.c (find_reloads_subreg_address): If the address was valid
+ in the original mode but not in the new mode, reload the whole
+ address.
+
+2007-04-26 Ulrich Weigand <uweigand@de.ibm.com>
+
+ PR middle-end/30761
+ * reload1.c (eliminate_regs_in_insn): In the single_set special
+ case, attempt to re-recognize the insn before falling back to
+ having reload fix it up.
+
+2007-04-26 Richard Guenther <rguenther@suse.de>
+ Daniel Berlin <dberlin@dberlin.org>
+
+ PR tree-optimization/30567
+ * tree-ssa-structalias.c (update_alias_info): Record dereference
+ also if ESCAPE_STORED_IN_GLOBAL.
+
+2007-04-26 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/31598
+ * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
+
+ PR tree-optimization/30558
+ * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
+ clear this_state.prev_try.
+
+2007-04-25 Anatoly Sokolov <aesok@post.ru>
+
+ PR target/18989
+ * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
+
+2007-04-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
+ Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/30222
+ * expmed.c (make_tree): Use the correct type, i.e. the inner
+ type, when constructing the individual elements of a CONST_VECTOR.
+
+2007-04-24 Ian Lance Taylor <iant@google.com>
+
+ PR tree-optimization/31605
+ * tree-vrp.c (set_value_range): Check that min and max are not
+ both overflow infinities.
+ (set_value_range_to_value): New static function.
+ (extract_range_from_binary_expr): Call set_value_range_to_value.
+ (extract_range_from_expr): Likewise.
+ (extract_range_from_unary_expr): Likewise. Don't create a range
+ which overflows on both sides.
+ (vrp_meet): Check for a useless range.
+ (vrp_visit_phi_node): If we see a constant which looks like an
+ overflow infinity, turn off the TREE_OVERFLOW flag.
+
+2007-04-24 Ian Lance Taylor <iant@google.com>
+
+ PR tree-optimization/31602
+ * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
+ conditionals in the copied loop header.
+ * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
+ warnings if TREE_NO_WARNING is set.
+ * doc/invoke.texi (Warning Options): Clarify that
+ -Wstrict-overflow does not warn about loops.
+
+2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ PR target/31641
+ * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
+ argument of 0 for memset.
+ (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
+ unsigned shift instead of the signed variant.
+
+2007-04-24 Daniel Franke <franke.daniel@gmail.com>
+
+ * doc/invoke.texi: Removed leading '-' from option index entries.
+
+2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR middle-end/31448
+ * expr.c (reduce_to_bit_field_precision): Handle
+ CONST_INT rtx's.
+
+2007-04-20 Richard Henderson <rth@redhat.com>
+
+ PR target/28623
+ * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
+ argument; update all callers.
+ (get_unaligned_offset): New.
+ * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
+ get_unaligned_address, just pass on the address directly.
+ (unaligned_extendqidi): Use gen_lowpart instead of open-coding
+ the subreg in the helper patterns.
+ (unaligned_extendqidi_le): Use get_unaligned_offset.
+ (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
+ (unaligned_extendhidi_be): Likewise.
+ (unaligned_extendhidi): Tidy.
+ * config/alpha/alpha-protos.h: Update.
+
+2007-04-21 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/31136
+ * fold-const.c (fold_unary): Call fold_convert_const on the
+ original tree.
+
+2007-04-20 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
+
+2007-04-20 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * reload.c (combine_reloads): When trying to use a dying register,
+ check whether it's uninitialized and don't use if so.
+
+2007-04-20 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
+ for __builtin_ia32_cmpordss.
+
+ PR tree-optimization/31632
+ * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
+ and arg1 for optimizations of comparison against min/max values.
+ Fold arg0 to arg1's type for optimizations of comparison against
+ min+1 and max-1 values.
+
+2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR rtl-optimization/29841
+ * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
+ trap instructions.
+ * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
+ that may cause control flow transfer from being moved.
+
+2007-04-18 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (ptrreg_to_str): Replace error() with
+ output_operand_lossage().
+
+2007-04-17 Anatoly Sokolov <aesok@post.ru>
+
+ PR target/30483
+ * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
+ error().
+
+2007-04-17 Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/30700
+ * dwarf2out.c (reference_to_unused): Ask cgraph for functions
+ availablility; add more sanity checking; ask varpool only about
+ VAR_DECL.
+
+2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
+
+ * Backport from mainline:
+ 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
+ on "0".
+ (sse_vmmulv4sf3): Likewise.
+ (sse2_vmaddv2df3): Likewise.
+ (sse2_vmmulv2df3): Likewise.
+
+2007-04-16 Matthias Klose <doko@debian.org>
+
+ * config/alpha/linux.h (CPP_SPEC): Define.
+ * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
+
+2007-04-16 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (avr_arch_types): Rearranging array.
+ (enum avr_arch): Add.
+ (avr_mcu_types): Use avr_arch enumeration constants instead of
+ numbers.
+ * config/avr/avr.h (LINK_SPEC): Simplify.
+
+2007-04-16 Jan Hubicka <jh@suse.cz>
+
+ PR target/27869
+ * config/i386/sse.md
+ (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
+ (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
+ (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
+ (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
+
+2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
+
+ * Backport from mainline:
+ 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/31582
+ * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
+ copy of source, pass it to ix86_expand_vector_set and return
+ it as target.
+
+2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR c/31520
+ * c-decl.c (finish_decl): Grab the type of the decl after the call
+ to store_init_value.
+
+2007-04-14 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/25874
+ * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
+ post dominators and cleanup cfg before returning.
+
+2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
+ null before emitting a .nsubspa directive.
+
+2007-04-08 Anatoly Sokolov <aesok@post.ru>
+
+ PR target/29932
+ * config/avr/predicates.md (io_address_operand): Delete predicate.
+ (low_io_address_operand): Don't use 'mode' argument.
+ (higth_io_address_operand): Rename ...
+ (high_io_address_operand): ... to this. Don't use 'mode' argument.
+ * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
+ for above change.
+
+2007-04-07 Anatoly Sokolov <aesok@post.ru>
+
+ PR target/30289
+ * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
+ earlyclobber.
+
+2007-04-05 Anatoly Sokolov <aesok@post.ru>
+
+ PR target/25448
+ * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
+ DECL_ASSEMBLER_NAME, not the DECL_NAME.
+
+2007-04-04 Richard Henderson <rth@redhat.com>
+
+ PR target/31361
+ * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove
+ v8hi_ftype_v8hi_v2di, v4si_ftype_v4si_v2di. Use like-types for
+ the variable shift builtins.
+ (ix86_expand_builtin): Properly expand the variable shift builtins.
+ * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
+ operand 2 be TImode.
+ * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
+ _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
+ _mm_srli_epi32, _mm_srli_epi64): Turn into macros.
+ (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
+ (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
+ _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
+ two-vector shift builtins.
+
+2007-04-04 Chen liqin <liqin@sunnorth.com.cn>
+
+ * config/score/crti.asm: Change _bss_start to __bss_start.
+ * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
+ (OUTGOING_REG_PARM_STACK_SPACE) update.
+ * config/score/score.opt: add options to make backend support
+ score5, score5u, score7 and score7d.
+ * config/score/score.md: Likewise.
+ * config/score/misc.md: Likewise.
+ * config/score/mac.md: Likewise.
+ * doc/invoke.texi: Likewise.
+ * doc/md.texi: update constraints define.
+
+2007-04-03 Stuart Hastings <stuart@apple.com>
+
+ PR 31281
+ * objc/objc-act.c (next_sjlj_build_catch_list): Delete volatile
+ from rethrow decl.
+ * cse.c (record_jump_equiv): Bail out on CCmode comparisons.
+
+2007-04-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/30704
+ * fold-const.c (native_encode_real): Encode real.c provided longs
+ as a series of 32-bit native integers.
+ (native_interpret_real): Interpret buffer as a series of 32-bit
+ native integers.
+
+2007-04-02 Eric Christopher <echristo@apple.com>
+
+ * doc/invoke.texi (i386 and x86-64 Options): Document -m64
+ limitations on darwin.
+
+2007-04-02 Anatoly Sokolov <aesok@post.ru>
+
+ PR target/31137
+ * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
+
+2007-04-02 H.J. Lu <hongjiu.lu@intel.com>
+
+ * Backport from mainline:
+ 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
+
+ PR target/31380
+ * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
+
+2007-03-30 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (avr_override_options): Clear
+ 'flag_delete_null_pointer_checks'.
+
+2007-03-29 Michael Matz <matz@suse.de>
+
+ * builtins.c (expand_builtin_sync_operation,
+ expand_builtin_compare_and_swap,
+ expand_builtin_lock_test_and_set): Care for extending CONST_INTs
+ correctly.
+
+ * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
+ sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
+ for operand 3.
+
+2007-03-28 Mike Stump <mrs@apple.com>
+
+ * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
+ * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
+ * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
+
+2007-03-27 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
+ architecture.
+
+2007-03-26 Ian Lance Taylor <iant@google.com>
+
+ PR tree-optimization/31345
+ * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
+ [+INF, +INF(OVF)] into VARYING.
+
+2007-03-23 Martin Michlmayr <tbm@cyrius.com>
+
+ * doc/invoke.texi (-fforce-mem): Update documentation to reflect
+ that this option will be removed in 4.3 rather than 4.2.
+ * opts.c (common_handle_option): Likewise.
+
+2007-03-21 Mike Stump <mrs@apple.com>
+
+ * c.opt: Fixup for Objective-C/C++.
+
+2007-03-21 Richard Henderson <rth@redhat.com>
+
+ PR target/31245
+ * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
+ * config/i386/mmintrin.h (__m64): Likewise.
+ * config/i386/xmmintrin.h (__m128): Likewise.
+
+2007-03-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/30762
+ * c-typeck.c (convert_for_assignment): Call comptypes for
+ RECORD_TYPE or UNION_TYPE.
+
+ PR inline-asm/30505
+ * reload1.c (reload): Do invalid ASM checking after
+ cleanup_subreg_operands.
+
+2007-03-19 Jeff Law <law@redhat.com>
+
+ * tree-cfg.c (find_taken_edge): Tighten conditions for
+ optimizing computed gotos.
+
+2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (attr_length_call): Partially revert change of 2007-03-09.
+ (output_call): Likewise.
+
+2007-03-16 Alexandre Oliva <aoliva@redhat.com>
+
+ PR debug/29906
+ * dwarf2out.c (force_type_die): Adjust comment.
+ (dwarf2out_imported_module_or_decl): Handle base AT_import types.
+
+2007-03-15 Seongbae Park <seongbae.park@gmail.com>
+
+ PR tree-optimization/30590
+ * tree-nrv.c (tree_nrv): Check for the partial update
+ of the return value.
+
+2007-03-14 Ian Lance Taylor <iant@google.com>
+
+ * tree-vrp.c (value_inside_range): Ignore fold warnings.
+
+2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/31123
+ * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
+ two unamed patterns.
+
+2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
+
+ * doc/extend.texi: Edit "gnu_inline" documentation.
+ * doc/invoke.texi: Edit "-fgnu89-inline" documentation.
+
+2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
+
+ * doc/extend.texi: Fix cpp.info cross-reference.
+ * doc/invoke.texi: Fix cpp.info cross-reference.
+ * doc/passes.texi: Fix gcc.info cross-reference.
+
+2007-03-12 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/28544
+ * tree-ssa-operands.c (add_virtual_operand):
+ Move assert triggering on aliasing violations into
+ debugging define
+
+2007-03-12 Ian Lance Taylor <iant@google.com>
+
+ * c.opt (fgnu89-inline): New option.
+ * c-opts.c (c_common_post_options): Warn about -fno-gnu89-inline.
+ * c-common.c (c_common_attributes): Add gnu_inline attribyte.
+ (handle_gnu_inline_attribute): New static function.
+ * c-decl.c (start_function): Warn if we see a non-static inline
+ function in C99 mode.
+ * c-cppbuiltin.c (c_cpp_builtins): Define __GNUC_GNU_INLINE__.
+ * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
+ (C Dialect Options): Document -fgnu89-inline.
+ * doc/extend.texi (Function Attributes): Document gnu_inline.
+ (Inline): Mention that C99 inline will be implemented in 4.3.
+ Refer to ways to get the old handling.
+ * doc/cpp.texi (Common Predefined Macros): Document
+ __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
+
+2007-03-12 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
+ (TARGET_SECTION_TYPE_FLAGS): New.
+
+2007-03-12 Richard Henderson <rth@redhat.com>
+
+ * config/darwin.c (machopic_reloc_rw_mask): New.
+ (machopic_select_section): Use decl_readonly_section.
+ * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
+ * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
+
+2007-02-14 Richard Guenther <rguenther@suse.de>
+
+ Backport from mainline:
+ * flags.h (issue_strict_overflow_warning): Convert to a macro.
+
+2007-03-11 Ian Lance Taylor <iant@google.com>
+
+ Backport -fstrict-overflow/-Wstrict-overflow from mainline:
+ 2007-03-11 Ian Lance Taylor <iant@google.com>
+
+ * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
+ the *_DIV_EXPR codes correctly with overflow infinities.
+
+ 2007-03-09 Ian Lance Taylor <iant@google.com>
+
+ * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
+ argument) like -Wstrict-overflow=2.
+ * doc/invoke.texi (Warning Options): Update documentation.
+
+ 2007-03-08 Ian Lance Taylor <iant@google.com>
+
+ * tree-vrp.c: Include "toplev.h" and "intl.h".
+ (usable_range_p): New static function.
+ (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
+ overflowed values, juts set *strict_overflow_p.
+ (compare_values): Only return -2 if one of the operands is not a
+ constant.
+ (compare_ranges): Call usable_range_p.
+ (compare_range_with_value): Likewise.
+ (vrp_evaluate_conditional_warnv): Rename from
+ vrp_evaluate_conditional. Make static. Change all callers.
+ (vrp_evaluate_conditional): New function.
+ (simplify_div_or_mod_using_ranges): Issue warning about reliance
+ on signed overflow.
+ (simplify_abs_using_ranges): Likewise.
+ (simplify_stmt_for_jump_threading): Add within_stmt parameter.
+ * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
+ within_stmt parameter.
+ * tree-ssa-propagate.c (fold_predicate_in): Update call to
+ vrp_evaluate_conditional.
+ * tree-ssa-threadedge.c
+ (record_temporary_equivalences_from_stmts_at_dest): Change
+ simplify parameter to take a second tree parameter.
+ (simplify_control_stmt_condition): Likewise.
+ (thread_across_edge): Likewise.
+ * tree-flow.h (vrp_evaluate_conditional): Update declaration.
+ (thread_across_edge): Likewise.
+ * Makefile.in (tree-vrp.o): Depend upon toplev.h and intl.h.
+
+ 2007-03-05 Ian Lance Taylor <iant@google.com>
+
+ * tree-vrp.c (extract_range_from_assert): Don't try to handle a
+ half-range if the other side is an overflow infinity.
+
+ 2007-03-02 Ian Lance Taylor <iant@google.com>
+
+ Used signed infinities in VRP.
+ * tree-vrp.c (uses_overflow_infinity): New static function.
+ (supports_overflow_infinity): New static function.
+ (make_overflow_infinity): New static function.
+ (negative_overflow_infinity): New static function.
+ (positive_overflow_infinity): New static function.
+ (is_negative_overflow_infinity): New static function.
+ (is_positive_overflow_infinity): New static function.
+ (is_overflow_infinity): New static function.
+ (overflow_infinity_range_p): New static function.
+ (compare_values_warnv): New function split out of compare_values.
+ (compare_value): Call it.
+ (set_value_range_to_nonnegative): Add overflow_infinity
+ parameter. Change caller.
+ (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
+ Change callers.
+ (vrp_expr_computes_nonzero): Likewise.
+ (compare_ranges, compare_range_with_value): Likewise.
+ (compare_name_with_value, compare_names): Likewise.
+ (vrp_evaluate_conditional): Likewise.
+ (set_value_range): Handle infinity
+ (vrp_operand_equal_p, operand_less_p): Likewise.
+ (extract_range_from_assert): Likewise.
+ (vrp_int_const_binop): Likewise.
+ (extract_range_from_binary_expr): Likewise.
+ (extract_range_from_unary_expr): Likewise.
+ (extract_range_from_comparison): Likewise.
+ (extract_range_from_expr): Likewise.
+ (dump_value_range): Likewise.
+ (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
+ (test_for_singularity): Likewise.
+ (vrp_int_const_binop): Remove inline qualifier.
+ (adjust_range_with_scev): Add comment.
+ * tree-flow.h (vrp_evaluate_conditional): Update declaration.
+
+ 2007-02-13 Ian Lance Taylor <iant@google.com>
+
+ * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
+ * flags.h (warn_strict_overflow): Declare.
+ (enum warn_strict_overflow_code): Define.
+ (issue_strict_overflow_warning): New static inline function.
+ * opts.c (warn_strict_overflow): New variable.
+ (common_handle_option): Handle OPT_Wstrict_overflow and
+ OPT_Wstrict_overflow_.
+ * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
+ OPT_Wall.
+ * fold-const.c: Include intl.h.
+ (fold_deferring_overflow_warnings): New static variable.
+ (fold_deferred_overflow_warning): New static variable.
+ (fold_deferred_overflow_code): New static variable.
+ (fold_defer_overflow_warnings): New function.
+ (fold_undefer_overflow_warnings): New function.
+ (fold_undefer_and_ignore_overflow_warnings): New function.
+ (fold_deferring_overflow_warnings_p): New function.
+ (fold_overflow_warning): New static function.
+ (make_range): Add strict_overflow_p parameter. Change all
+ callers.
+ (extract_muldiv, extract_muldiv_1): Likewise.
+ (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
+ tree_expr_nonnegative_p.
+ (fold_negate_expr): Call fold_overflow_warning.
+ (fold_range_test): Likewise.
+ (fold_comparison): Likewise.
+ (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
+ instead of tree_expr_nonnegative_p.
+ (tree_expr_nonnegative_warnv_p): Rename from
+ tree_expr_nonnegative_p, add strict_overflow_p parameter.
+ (tree_expr_nonnegative_p): New function.
+ (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
+ strict_overflow_p parameter.
+ (tree_expr_nonzero_p): New function.
+ * passes.c (verify_interpass_invariants): New static function.
+ (execute_one_pass): Call it.
+ * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
+ warnings.
+ (number_of_iterations_exit, loop_niter_by_eval): Likewise.
+ (estimate_numbers_of_iterations): Likewise.
+ (scev_probably_wraps_p): Likewise.
+ * tree-ssa-ccp.c: Include "toplev.h".
+ (evaluate_stmt): Defer fold overflow warnings until we know we are
+ going to optimize.
+ (struct fold_stmt_r_data): Add stmt field.
+ (fold_stmt_r): Defer fold overflow warnings until we know we
+ optimized.
+ (fold_stmt): Initialize stmt field of fold_stmt_r_data.
+ (fold_stmt_inplace): Likewise.
+ * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
+ (cleanup_control_expr_graph): Defer fold overflow warnings until
+ we know we are going to optimize.
+ * tree-cfg.c (fold_cond_expr_cond): Likewise.
+ * tree-ssa-threadedge.c (simplify_control_stmt_condition):
+ Likewise.
+ * tree-vrp.c (vrp_expr_computes_nonnegative): Call
+ tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
+ * tree-ssa-loop-manip.c (create_iv): Likewise.
+ * c-typeck.c (build_conditional_expr): Likewise.
+ (build_binary_op): Likewise.
+ * tree-vrp.c (vrp_expr_computes_nonzero): Call
+ tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
+ (extract_range_from_unary_expr): Likewise.
+ * simplify-rtx.c (simplify_const_relational_operation): Warn when
+ assuming that signed overflow does not occur.
+ * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
+ * tree.h (tree_expr_nonnegative_warnv_p): Declare.
+ (fold_defer_overflow_warnings): Declare.
+ (fold_undefer_overflow_warnings): Declare.
+ (fold_undefer_and_ignore_overflow_warnings): Declare.
+ (fold_deferring_overflow_warnings_p): Declare.
+ (tree_expr_nonzero_warnv_p): Declare.
+ * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
+ of warning options.
+ (Warning Options): Document -Wstrict-overflow.
+ * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
+ (tree-ssa-ccp.o): Likewise.
+ (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
+ (fold-const.o): Depend on intl.h.
+
+ 2007-01-27 Ian Lance Taylor <iant@google.com>
+
+ * common.opt: Add fstrict-overflow.
+ * opts.c (decode_options): Set flag_strict_overflow if -O2.
+ * flags.h (TYPE_OVERFLOW_WRAPS): Define.
+ (TYPE_OVERFLOW_UNDEFINED): Define.
+ (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
+ Replace all uses.
+ * tree.h (TYPE_TRAP_SIGNED): Don't define.
+ * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
+ (fold_negate_expr): Likewise.
+ (make_range): Likewise.
+ (extract_muldiv_1): Likewise.
+ (fold_comparison): Likewise.
+ (fold_binary): Likewise.
+ (tree_expr_nonnegative_p): Likewise.
+ (tree_expr_nonzero_p): Likewise.
+ * tree-vrp.c (compare_values): Likewise.
+ (extract_range_from_binary_expr): Likewise.
+ (extract_range_from_unary_expr): Likewise.
+ * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
+ Likewise.
+ (nowrap_type_p): Likewise.
+ * tree-scalar-evolution.c (simple_iv): Likewise.
+ * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
+ (build_range_check): Likewise.
+ (extract_muldiv_1): Likewise.
+ (fold_comparison): Likewise.
+ * tree-vrp.c (vrp_int_const_binop): Likewise.
+ (extract_range_from_unary_expr): Likewise.
+ * convert.c (convert_to_integer): Likewise.
+ * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
+ (fold_comparison): Likewise.
+ (fold_binary): Likewise.
+ * optabs.c (optab_for_tree_code): Likewise.
+ * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
+ * simplify-rtx.c (simplify_const_relational_operation): Check
+ flag_strict_overflow and flag_trapv.
+ (simplify_const_relational_operation): Likewise.
+ * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
+ (Optimize Options): Add -fstrict-overflow to -O2 list. Document
+ -fstrict-overflow.
+
+ 2007-01-17 Ian Lance Taylor <iant@google.com>
+
+ * vec.h (VEC_reserve_exact): Define.
+ (vec_gc_p_reserve_exact): Declare.
+ (vec_gc_o_reserve_exact): Declare.
+ (vec_heap_p_reserve_exact): Declare.
+ (vec_heap_o_reserve_exact): Declare.
+ (VEC_OP (T,A,reserve_exact)): New static inline function, three
+ versions.
+ (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
+ negative parameter.
+ (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
+ (VEC_OP (T,A,copy)) [all versions]: Likewise.
+ (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
+ * vec.c (calculate_allocation): Add exact parameter. Change all
+ callers.
+ (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
+ (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
+ (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
+ (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
+ (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
+ (vec_heap_p_reserve_exact): New function.
+ (vec_heap_o_reserve_exact): New function.
+
+2007-03-11 Roger Sayle <roger@eyesopen.com>
+ Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR middle-end/30433
+ * fold-const.c (fold_relational_const): Add back compile-time
+ evaluation of complex constant equality/inequality comparisons.
+
+2007-03-11 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/29925
+ * tree-data-ref.c (analyze_offset): Add a return value (bool) to
+ indicate success/failure of the analysis. Add negation to subtrahend
+ in case of subtraction. Fail if both operands contain constants.
+ (create_data_ref): Fail if analyze_offset fails.
+
+2007-03-10 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/30924
+ * tree.c (walk_type_fields): Recurse into the element type of
+ ARRAY_TYPEs if there is a pointer set.
+
+2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (attr_length_call): Revise condition for long pc-relative branch.
+ (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
+ calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
+ SOM target.
+
+2007-03-09 Richard Henderson <rth@redhat.com>
+
+ PR target/26090
+ * target.h (targetm.asm.out.reloc_rw_mask): New.
+ * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
+ (TARGET_ASM_OUT): Use it.
+ * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
+ * varasm.c (categorize_decl_for_section): Remove shlib argument;
+ use the new reloc_rw_mask target hook instead.
+ (default_section_type_flags_1): Merge into...
+ (default_section_type_flags): ... here.
+ (decl_readonly_section_1): Merge into...
+ (decl_readonly_section): ... here.
+ (default_elf_select_section_1): Merge into...
+ (default_elf_select_section): ... here.
+ (default_unique_section_1): Merge into...
+ (default_unique_section): ... here.
+ (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
+ (default_select_rtx_section): Use it.
+ (default_elf_select_rtx_section): Likewise.
+ * output.h: Update to match.
+ * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
+ * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
+ (TARGET_ASM_RELOC_RW_MASK): New.
+ * config/i386/i386.c (x86_64_elf_select_section): Adjust call
+ to categorize_decl_for_section.
+ (x86_64_elf_unique_section): Likewise.
+ * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
+ TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
+ (TARGET_ASM_RELOC_RW_MASK): New.
+ * config/ia64/ia64.c (ia64_rwreloc_select_section,
+ ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
+ (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
+ (TARGET_RWRELOC): Remove.
+ (ia64_section_type_flags): Adjust call to default_section_type_flags.
+ * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
+ * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
+ (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
+ (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
+ (rs6000_xcoff_select_section): Use decl_readonly_section.
+ (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
+ * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
+ (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
+ (TARGET_SECTION_TYPE_FLAGS): Remove.
+ * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
+
+2007-03-08 Geoffrey Keating <geoffk@apple.com>
+
+ PR 31013
+ * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
+ is declared.
+ * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
+ passed, use shared libgcc.
+
+2007-03-09 Alexandre Oliva <aoliva@redhat.com>
+
+ PR rtl-optimization/30643
+ * cse.c (cse_insn): Recompute dest_hash after insert_regs for
+ dest_addr_elt.
+
+2007-03-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR tree-opt/30045
+ * tree-vrp.c (nonnull_arg_p): Treat the static decl as always
+ non null.
+
+2007-03-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR middle-end/30729
+ * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
+ effects unknown to this function, return early.
+
+2007-03-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR tree-opt/28624
+ * tree-ssa-dom.c (eliminate_degenerate_phis): Use a temporary
+ bitmap for EXECUTE_IF_SET_IN_BITMAP.
+
+2006-03-09 Mark Shinwell <shinwell@codesourcery.com>
+ Andrew MacLeod <amacleod@redhat.com>
+ PR tree-optimization/29877
+ * tree-outof-ssa.c (check_replaceable): Don't allow TER to replace
+ an expression if the RHS is a register variable.
+
+2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR C/31072
+ * c-decl.c (merge_decls): Don't call make_var_volatile.
+ * varasm.c (make_var_volatile): Remove.
+ * output.h (make_var_volatile): Remove.
+
+2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
+ llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
+ ATTR_CONST_NOTHROW_LIST.
+
+ * fold-const.c (tree_expr_nonnegative_p): Handle FIX_TRUNC_EXPR.
+
+2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR target/30406
+ * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
+ instead of precision.
+
+2007-03-08 Volker Reichelt <reichelt@netcologne.de>
+
+ PR c++/30852
+ * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
+
+2007-03-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * c.opt (Waddress): New.
+ * common.opt (Walways-true): Delete.
+ (Wstring-literal-comparison): Delete.
+ * doc/invoke.texi (Warning Options): Delete -Walways-true and
+ -Wstring-literal-comparison. Add -Waddress.
+ (Waddress): New.
+ (Walways-true): Delete.
+ (Wstring-literal-comparison): Delete.
+ * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
+ consistently instead of -Walways-true in example.
+ * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
+ * c-typeck.c (parser_build_binary_op): Replace
+ -Wstring-literal-comparison and -Walways-true with -Waddress.
+ (build_binary_op): Likewise.
+ * c-common.c (c_common_truthvalue_conversion): Likewise.
+
+2007-03-07 Richard Henderson <rth@redhat.com>
+
+ PR target/30848
+ * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
+ silently fix up the stack in the case of a missing register.
+
+2007-03-06 David Daney <ddaney@avtrex.com>
+
+ * doc/install.texi (mips-*-*): Change recommended binutils
+ version.
+
+2007-03-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * doc/invoke.texi (Warning Options): Replace -Werror- with
+ -Werror=.
+ * opts.c (common_handle_option): Likewise.
+
+2007-03-06 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
+ ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
+ devices.
+ * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
+ * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
+
+2007-03-06 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/30744
+ * fold-const.c (fold_binary) <EQ_EXPR>: Enforce type consistency
+ when transforming ~X op C to X op' ~C.
+
+2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.md: In unamed move patterns, disparge copies between general
+ and floating point registers using '?' modifier. Don't include 'f'
+ constraint for register preferences in DImode, SImode, HImode and
+ QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
+ Remove constraints for copies between general and floating registers
+ in soft-float DFmode pattern.
+ (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
+ floating register.
+ (movsf): Likewise.
+
+2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
+ conversion.
+
+2007-03-05 Steve Ellcey <sje@cup.hp.com>
+
+ Backported from mainline
+ PR debug/29614
+ * cgraph.h (cgraph_varpool_last_needed_node): Make global.
+ * cgraph.c (cgraph_varpool_last_needed_node): Ditto.
+ * cgraphunit.c (cgraph_varpool_assemble_pending_decls):
+ Set cgraph_varpool_last_needed_node to NULL.
+
+2007/03/05 David Taylor <dtaylor@emc.com>
+
+ PR 31050
+ * gcc.c: Correct copyright date in --version output.
+
+2007-03-05 Brooks Moses <brooks.moses@codesourcery.com>
+
+ * c.opt: Remove -ffixed-form, -ffixed-line-length-none, and
+ -ffixed-line-length-* options.
+
+2007-03-05 David Edelsohn <edelsohn@gnu.ogr>
+
+ * config/rs6000/t-ppccomm: Always build libgcc2 for GNU/Linux
+ with -mlong-double-128, except SPE.
+
+ * config/rs6000/darwin-ldouble.c: Only build new functions for
+ __LONG_DOUBLE_128__.
+
+ Backport from mainline:
+ 2007-01-16 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
+ (strong_alias): Define.
+ (__gcc_qmul): Provide non-FMA for soft-float.
+ (__gcc_qdiv): Same.
+ (__gcc_qneg): New.
+ (__gcc_qeq): New.
+ (__gcc_qle): New.
+ (__gcc_qge): New.
+ (__gcc_qunord): New.
+ (__gcc_stoq): New.
+ (__gcc_dtoq): New.
+ (__gcc_qtos): New.
+ (__gcc_qtod): New.
+ (__gcc_qtoi): New.
+ (__gcc_qtou): New.
+ (__gcc_itoq): New.
+ (__gcc_utoq): New.
+ (fmsub): New.
+ * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
+ soft-float functions.
+ * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
+ * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
+ about long double soft float.
+
+2007-03-05 Richard Guenther <rguenther@suse.de>
+
+ Backport from mainline:
+ 2007-02-28 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/30364
+ * fold-const.c (fold_binary): Do not associate expressions
+ with more than one variable for integer types that do not wrap.
+
+2007-03-04 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR ada/26797
+ * doc/invoke.texi (-O2): Document that Tree-VRP is not turned on
+ for the Ada compiler.
+
+2007-03-02 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/29902
+ * tree-ssa-loop-manip.c (can_unroll_loop_p): Return false if
+ any involved ssa name appears in abnormal phi node.
+
+2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
+ (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
+ if the lhs has side-effects.
+ <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
+
+2007-03-02 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
+ modes to LDRD for DImode.
+ (output_move_double): Fixup out of range ldrd/strd.
+ (vfp_secondary_reload_class): Rename...
+ (coproc_secondary_reload_class): ... to this. Add wb argument.
+ * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
+ coproc_secondary_reload_class for CLASS_IWMMXT.
+ (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
+ * arm-protos.h (coproc_secondary_reload_class): Update prototype.
+
+2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
+ entry by means of emit_insn_at_entry.
+
+2007-03-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * doc/invoke.texi (Wextra): Delete outdated paragraph.
+
+2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa/predicates.md (move_src_operand): Allow zero for mode.
+ * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
+ move pattern.
+
+2007-02-27 Mike Stump <mrs@apple.com>
+
+ * config/darwin-crt3.c: Avoid compilation when compiling for a
+ kext multilib.
+
+2007-02-27 Andreas Schwab <schwab@suse.de>
+
+ * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
+
+2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
+
+ * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
+
+2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
+
+ * doc/include/gcc-common.texi (versionsubtitle): New macro.
+ * doc/cpp.texi: Standardize title page.
+ * doc/cppinternals.texi: Likewise.
+ * doc/gcc.texi: Standardize title page, remove version number
+ from copyright page.
+ * doc/gccint.texi: Likewise.
+ * doc/install.texi: Standardize title page, add table of
+ contents.
+
+2007-02-24 Mike Stump <mrs@apple.com>
+
+ * config/i386/i386.c (output_pic_addr_const): Stubify optimized
+ symbols.
+
+2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.md (muldi3): Force subregs to registers in 64-bit expander.
+
+2007-02-23 Mike Stump <mrs@apple.com>
+
+ * tlink.c (scan_linker_output): Parse linker messages from
+ darwin9's linker better.
+
+2007-02-21 Ira Rosen <irar@il.ibm.com>
+
+ * tree-ssa-alias.c: Include pointer-set.h
+ * Makefile.in (tree-ssa-alias.o): Depend on pointer-set.h.
+
+2007-02-21 Jakub Jelinek <jakub@redhat.com>
+
+ Backported from mainline
+ 2006-12-20 Andrew Pinski <pinskia@gmail.com>
+ PR middle-end/30143
+ * omp-low.c (init_tmp_var): New function.
+ (save_tmp_var): New function.
+ (lower_omp_1): Use them for VAR_DECL.
+
+2007-02-20 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/29943
+ * varasm.c (use_blocks_for_decl_p): Return false for decls with
+ alias attribute.
+
+2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
+
+ * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
+ due to calls to functions taking pointers as parameters.
+
+2007-02-19 Richard Henderson <rth@redhat.com>
+
+ PR debug/29558
+ * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
+ in memory.
+
+2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
+
+2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
+
+ * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
+ for arg pointer based indexed addressing.
+
+2007-02-18 Ira Rosen <irar@il.ibm.com>
+
+ * tree-ssa-alias.c (may_aliases_intersect): New function.
+ * tree-data-ref.c (ptr_ptr_may_alias_p): Call may_aliases_intersect
+ for different tags.
+ * tree-flow.h (may_aliases_intersect): Add function declaration.
+
+2007-02-17 Alexandre Oliva <aoliva@redhat.com>
+
+ PR tree-optimization/30823
+ * tree-sra.c (sra_build_assignment): Drop type-checking assert.
+
+2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ PR other/27843
+ * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
+ nested double- and backquotes.
+
+2007-02-15 Alexandre Oliva <aoliva@redhat.com>
+
+ * tree-sra.c (instantiate_missing_elements): Canonicalize
+ bit-field types.
+ (sra_build_assignment): New.
+ (generate_copy_inout, generate_element_copy,
+ generate_element_zero, generate_one_element_init): Use it.
+
+2007-02-15 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR rtl-optimization/29599
+ Backport from mainline.
+ * reload1.c (eliminate_regs_in_insn): Take the destination
+ mode into account when computing the offset.
+
+2007-02-13 Joseph S. Myers <joseph@codesourcery.com>
+
+ * doc/invoke.texi, doc/standards.texi: Refer to
+ gcc-4.2/c99status.html.
+
+2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/30634
+ * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
+ CONST_DOUBLE and operand 0 is a hard register.
+ (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
+ memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
+ is a hard floating-point register.
+
+2007-02-06 Mark Mitchell <mark@codesourcery.com>
+
+ PR target/29487
+ * tree.h (DECL_REPLACEABLE_P): New macro.
+ * except.c (set_nothrow_function_flags): Likewise.
+
+2007-02-07 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/30703
+ * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
+ of INDIRECT_REF <RESULT_DECL>.
+
+2007-02-06 Rask Ingemann Lamberisen <rask@sygehus.dk>
+
+ PR 30370
+ * config/rs6000/t-ppccomm: Correct Makefile typo.
+
+2007-02-06 Roger Sayle <roger@eyesopen.com>
+
+ PR libgomp/28296
+ Backport from mainline.
+ * config/darwin.h (CPP_SPEC): Handle -pthread, transforming
+ it into -D_REENTRANT.
+
+2007-02-05 Alexandre Oliva <aoliva@redhat.com>
+
+ PR debug/30189
+ * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
+ even if cv-qualification is the same.
+
+2007-02-05 Geoffrey Keating <geoffk@apple.com>
+
+ * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
+ __enable_execute_stack on completion.
+
+2007-02-05 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
+
+2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
+
+ PR target/29682
+ * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
+ general or fp registers. Add comments.
+ * config/ia64/ia64.md (reg_pred_prefix): Add comment.
+
+2007-02-04 Richard Guenther <rguenther@suse.de>
+
+ Backport from mainline:
+ 2007-01-30 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/27657
+ * dwarf2out.c (reference_to_unused): Query varpool if the
+ variable was output.
+
+2007-02-02 Mike Stump <mrs@apple.com>
+
+ * config.gcc (*-*-darwin*): Backport darwin9.h bits.
+ * config/darwin9.h: Add.
+ * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
+ (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
+ generate a branch island.
+
+2007-02-02 Hui-May Chang <hm.chang@apple.com>
+
+ Revert for x86 darwin:
+ 2005-06-19 Uros Bizjak <uros@kss-loka.si>
+
+ * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
+ code before the following patch under TARGET_MACHO.
+ (ix86_function_value_regno_p): Likewise.
+
+2007-02-02 Simon Martin <simartin@users.sourceforge.net>
+
+ PR c++/28266
+ * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
+ expanded only once even if an error occurs.
+
+2007-02-02 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/30473
+ * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
+ sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
+
+2007-02-01 Guy Martin <gmsoft@gentoo.org>
+
+ * pa.md (tp_load): Correct mfctl instruction syntax.
+
+2007-02-01 Geoffrey Keating <geoffk@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_stack_info): Correct
+ altivec_padding_size calculation on AIX. Improve comment, add
+ assert to verify that it's right.
+
+2007-01-31 Anatoly Sokolov <aesok@post.ru>
+
+ PR target/19087
+ * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
+
+2007-01-30 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/30313
+ * passes.c (execute_one_pass): Reset in_gimple_form to not
+ confuse non-unit-at-a-time mode.
+
+2007-01-27 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define __AVR_HAVE_MUL__.
+
+2007-01-29 Mike Stump <mrs@apple.com>
+
+ * doc/gccint.texi (Top): Rename Loop Representation to Loop
+ Analysis and Representation to resolve case insensitive conflict.
+ * doc/loop.texi (Loop Analysis and Representation): Likewise.
+
+2007-01-29 Josh Conner <jconner@apple.com>
+
+ PR middle-end/29683
+ * calls.c (compute_argument_addresses): Set stack and stack_slot
+ for partial args, too.
+ (store_one_arg): Use locate.size.constant for the size when
+ generating a save_area.
+
+2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * doc/sourcebuild.texi: Add comma for clarity.
+ * doc/extend.texi: Fix some typos.
+ * doc/passes.texi: Likewise.
+ * doc/cppinternals.texi: Likewise.
+ * doc/c-tree.texi: Likewise.
+ * doc/tree-ssa.texi: Likewise.
+ * doc/install.texi: Likewise.
+
+2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/29516
+ * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
+ most_expensive_mult_to_index, addr_to_parts,
+ create_mem_ref, maybe_fold_tmr): Make the type of
+ fields of TARGET_MEM_REF sizetype.
+ (move_fixed_address_to_symbol, move_pointer_to_base,
+ aff_combination_remove_elt): New functions.
+ * tree.def (TARGET_MEM_REF): Add comment on types of
+ the operands.
+ * gcc.dg/tree-ssa/loop-20.c: New test.
+
+2007-01-25 Geoffrey Keating <geoffk@apple.com>
+
+ PR 25127
+ * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
+ save Altivec registers in an eh_return function.
+ (compute_vrsave_mask): Likewise.
+ (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
+ for saving Altivec registers.
+ (rs6000_emit_prologue): Don't allocate stack twice in
+ eh_return function. Correct expected value of altivec_save_offset
+ when using save_world. Describe save of R0 to stack when using
+ save_world. Describe stack pointer adjustment when using
+ save_world. Remove duplicated eh_return parameter register saving.
+ Update sp_offset variable after save_world.
+ * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
+ darwin-world.asm.
+ (LIB2FUNCS_EXTRA): Add darwin-world.asm.
+ * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
+ implies Altivec.
+
+2007-01-24 Geoffrey Keating <geoffk@apple.com>
+
+ * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
+
+2007-01-24 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/27416
+ * gimplify.c (omp_check_private): New function.
+ (gimplify_scan_omp_clauses): Use it for
+ firstprivate/lastprivate/reduction.
+
+ PR middle-end/30494
+ * gimplify.c (omp_add_variable): Don't call omp_notice_variable
+ on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
+
+ PR middle-end/30421
+ * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
+ If lower_lastprivate_clauses emits some statements, append them
+ to dlist rather than body_p and to body_p append an initializer.
+ (lower_omp_for): Adjust caller.
+
+2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR rtl-optimization/29329
+ * combine.c (replaced_rhs_insn): Rename to i2mod.
+ (replaced_rhs_value): Rename to i2mod_new_rhs.
+ (i2mod_old_rhs): New global variable.
+ (combine_instructions): Adjust for above change. Save a copy of
+ the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
+ note are substituted in the second instruction.
+ (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
+ ditch the note if it pertains to the second eliminated register
+ and this register is mentioned in i2mod_old_rhs.
+
+ Revert:
+ 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
+ the insn to which the note was originally attached.
+
+2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (output_move_double): Change array size of xoperands to 4.
+
+2007-01-17 Eric Christopher <echristo@apple.com>
+
+ Backport from mainline:
+ 2006-12-18 Roger Sayle <roger@eyesopen.com>
+ Eric Christopher <echristo@apple.com>
+
+ PR target/29302
+ * real.c (real_maxval): Correctly handle IBM extended double format.
+
+2007-01-17 Tom Tromey <tromey@redhat.com>
+
+ * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
+ * doc/install.texi (Testing): Use sourceware.org.
+ (Binaries): Likewise.
+ (Specific): Likewise.
+ * doc/contrib.texi (Contributors): Use sourceware.org.
+
+2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
+
+ * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
+ glibc CVS.
+
+2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
+ * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
+ (ASM_OUTPUT_INTERNAL_LABEL): Define.
+
+2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
+
+ * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
+
+2007-01-09 Nicolas Pitre <nico@cam.org>
+
+ PR target/30173
+ * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
+
+2007-01-08 Nick Clifton <nickc@redhat.com>
+
+ * config/frv/predicates.md (reg_or_0_operand): Accept
+ CONST_DOUBLEs.
+
+2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
+
+ * config/bfin/rtems.h, config/bfin/t-rtems: New.
+ * config.gcc: Add bfin*-rtems*.
+
+2007-01-08 Chen liqin <liqin@sunnorth.com.cn>
+ * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
+ * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
+ const_simm15, const_pow2, const_npow2): Added.
+ * config/score/misc.md (insv, extv, extzv, movmemsi,
+ move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
+ * config/score/score.c (score_address_cost, score_select_cc_mode):
+ Added.
+ Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
+ Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
+ Update score_print_operand.
+ * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
+ Adjust register allocate order and update some macro define.
+ * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
+ mdx_block_move_straight, mdx_block_move_loop_head,
+ mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
+ mdx_block_move): Added.
+ (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
+ mdp_limm): Updated and fix some bug and typo.
+ * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
+ (movsf, movdf, doloop_end): Added.
+
+2007-01-05 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/27826
+ * tree.c (get_narrower): Do not construct COMPONENT_REFs
+ with mismatched types. Instead explicitly build a
+ conversion NOP_EXPR.
+
+2007-01-05 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/30360
+ * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
+ denom against 0.0.
+
+2007-01-03 Jakub Jelinek <jakub@redhat.com>
+
+ * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
+ (struct _Unwind_Context): Rename args_size to flags, remove
+ signal_frame field, add a new args_size field and version field.
+ (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
+ _Unwind_IsExtendedContext): New inline functions.
+ (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
+ Assume by_value array is only present if _Unwind_IsExtendedContext.
+ (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
+ _Unwind_IsSignalFrame.
+ (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
+ (uw_update_context_1): Use _Unwind_SetSignalFrame.
+ (uw_init_context_1): Initialize context->flags to
+ EXTENDED_CONTEXT_BIT.
+ * config/rs6000/linux-unwind.h (frob_update_context): Use
+ _Unwind_SetSignalFrame.
+
+2007-01-01 Mike Stump <mrs@apple.com>
+
+ * configure.ac: Remove support for building with Apple's gcc-3.1.
+
+2007-01-01 Andreas Schwab <schwab@suse.de>
+
+ PR target/29166
+ * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
+ save of BR0 in extra_spill_size instead of spill_size.
+ (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
+ area.
+ (ia64_expand_epilogue): Restore BR0 from its new location.