2009-10-06 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>

[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog

2009-12-29  Dave Korn  <dave.korn.cygwin@gmail.com>

  2009-10-06 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>

        PR objective-c++/41595
        * config/darwin.c (darwin_label_is_anonymous_local_objc_name):
        New function to recognize objective c/c++ internal symbols,
        including mangled ones.
        * config/darwin.h (ASM_OUTPUT_LABELREF): Use
        darwin_label_is_anonymous_local_objc_name to detect both
        mangled and clear ObjC internal symbols.

2009-12-28  H.J. Lu  <hongjiu.lu@intel.com>

        PR middle-end/41344
        * omp-low.c (diagnose_sb_2): Handle GIMPLE_COND.

2009-12-24  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>

        PR target/42457
        * config/avr/avr.c (avr_extra_arch_macro): Remove static.
        (avr_cpu_cpp_builtins): Remove.
        * config/avr/avr.h (avr_extra_arch_macro): Add prototype.
        * config/avr/avr-c.c: New File.
        (avr_cpu_cpp_builtins) : Add.
        * config/avr/t-avr: Add make information for avr-c.
        * config.gcc (avr-*-*): Include avr-c.o as c and cpp object. 

2009-12-24  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>

        PR target/35013, 27192
        * config/avr/avr.c (print_operand_address): Print correct program
        memory address.
        Add warning for large device offset addresses.
        (avr_assemble_integer): Ditto.
        (print_operand): Add warnings for incorrect addressing.
        (out_movqi_r_mr): Tag assembler with new address codes.
        (out_movhi_r_mr): Ditto.
        (out_movsi_r_mr): Ditto.
        (out_movqi_mr_r): Ditto.
        (out_movhi_mr_r): Ditto.
        (out_movsi_mr_r): Ditto.
        * config/avr/predicates.md (text_segment_operand): New predicate.
        * config/avr/avr.md (jump): Tag assembler with new address codes.
        (call_insn): Ditto.
        (call_value_insn): Ditto.
        (*tablejump_lib): Ditto.
        (*cbi): Ditto.
        (*sbi): Ditto.
        (indirect_jump): New define_expand.
        (jcindirect_jump): New pattern for constant expression jump.
        (njcindirect_jump): Renamed old indirect_jump.

2009-12-24  Steven Bosscher  <steven@gcc.gnu.org>

        * store-motion.c (build_store_vectors): Clear regs_set_in_block at
        the start of a loop over basic blocks.

2009-12-24  Julian Brown  <julian@codesourcery.com>
            Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        PR target/40887
        * config/arm/arm.c (output_call_mem): Remove armv5 support.
        * config/arm/arm.md (*call_mem): Disable for armv5. Add note.
        (*call_value_mem): Likewise.

2009-12-23  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/42475
        * combine.c (make_compound_operation) <case SUBREG>: Use mode of
        SUBREG_REG (x) instead of tem's mode.

2009-12-23  Jakub Jelinek  <jakub@redhat.com>
            Cary Coutant  <ccoutant@google.com>

        PR debug/42454
        * dwarf2out.c (add_ranges_by_labels): Conditionally Add DW_AT_ranges
        attribute.
        (dwarf2out_finish): Change calls to add_ranges_by_labels.

2009-12-23  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        PR target/42093
        * config/arm/arm.h (CASE_VECTOR_PC_RELATIVE): Fix macro usage
        to TARGET_THUMB1.
        (CASE_VECTOR_SHORTEN_MODE): Allow signed offsets
        only for TARGET_THUMB1.

2009-12-23  Ramana Radhakrishnan  <ramrad01@arm.com>

        PR target/40670
        * config/arm/arm.md: Split for Thumb1 as well.

2009-12-22  Cary Coutant  <ccoutant@google.com>

        PR debug/42454
        * dwarf2out.c (dwarf2out_finish): Don't output range for .text
        section unless .text section was used.  Likewise for cold.

2009-12-22  Brian Hackett  <bhackett1024@gmail.com>

        * doc/plugins.texi: Rename pre-genericize event.

2009-12-22  Paolo Carlini  <paolo.carlini@oracle.com>

        PR driver/42463
        * params.def ([PARAM_PREDICTABLE_BRANCH_OUTCOME]): Fix typo in
        help string.

        * doc/invoke.texi: Fix typo.

2009-12-22  Paul Brook <paul@codesourcery.com>

        * doc/tm.texi (ARG_POINTER_CFA_OFFSET): Document new default.
        * defaults.h (ARG_POINTER_CFA_OFFSET): Add pretend_args_size.
        * config/spu/spu.h (ARG_POINTER_CFA_OFFSET): Add pretend_args_size.

2009-12-21  Brian Hackett  <bhackett1024@gmail.com>

        * plugin.def: Rename pre-genericize event.
        * plugin.c (register_callback, invoke_plugin_callbacks): Same.
        * c-decl.c (finish_function): Invoke callbacks on above event.

2009-12-21  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/42429
        * reload.c (find_reloads_subreg_address): When adjusting mode of
        MEM, update also MEM_SIZE if it is set.

2009-12-21  H.J. Lu  <hongjiu.lu@intel.com>

        PR bootstrap/42345
        * acinclude.m4 (gcc_GAS_FLAGS): New.
        (gcc_GAS_CHECK_FEATURE): Use gcc_GAS_FLAGS.
        * configure: Regenerated.

2009-12-20  Michael Matz  <matz@suse.de>

        PR tree-optimization/42027
        * cfgexpand.c (expand_gimple_cond): Use jumpy sequence for &, &&, |
        and || if jumps are cheap.

2009-12-19  Richard Guenther  <rguenther@suse.de>

        PR lto/42401
        * lto-streamer-out.c (tree_is_indexable): Local statics
        are indexable.
        (lto_output_tree_ref): Adjust assert.

2009-12-19  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/42108
        * tree-ssa-sccvn.c (last_vuse_ptr): New variable.
        (vn_reference_lookup_2): Update last seen VUSE.
        (vn_reference_lookup_3): Avoid updating last seen VUSE after
        translating.
        (visit_reference_op_load): Use last seen VUSE from the first
        lookup when entering into the table.

2009-12-19  Joern Rennecke  <amylaar@spamcop.net>

        * Makefile.in (PLUGIN_HEADERS): Add more headers.

        * tree-pass.h (GCC_PASS_LISTS): Define.
        (PASS_LIST_NO_all_lowering_passes): New enumeration value.
        (PASS_LIST_NO_all_small_ipa_passes): Likewise.
        (PASS_LIST_NO_all_regular_ipa_passes): Likewise.
        (PASS_LIST_NO_all_lto_gen_passes): Likewise.
        (PASS_LIST_NO_all_passes): Likewise.
        (PASS_LIST_NUM): Likewise.
        (gcc_pass_lists): Declare.
        * passes.c (gcc_pass_lists): Define.

2009-12-18  Richard Guenther  <rguenther@suse.de>

        * tree-ssa-sccvn.c (copy_nary): New function.
        (copy_phis): Likewise.
        (copy_references): Likewise.
        (process_scc): Avoid last iteration by copying the
        optimistic table to the valid table.

2009-12-17  Jakub Jelinek  <jakub@redhat.com>

        * dwarf2out.c (loc_descriptor): For SYMBOL_REFs and LABEL_REFs
        use DW_OP_addr+DW_OP_stack_value instead of DW_OP_implicit_value.
        (add_const_value_attribute): For CONST_STRING, SYMBOL_REFs and
        LABEL_REFs use DW_OP_addr+DW_OP_stack_value DW_AT_location instead of
        DW_AT_const_value.

2009-12-17  Alexandre Oliva  <aoliva@redhat.com>

        PR debug/41679
        * var-tracking.c (count_uses): Count MO_VAL_USE of original
        MO_VAL_SET value for COND_EXEC.
        (add_stores): Handle conditional stores.

        PR debug/41679
        * var-tracking.c (use_type): Remove indirection from loc.
        (count_uses): Dereference incoming loc early.
        (add_uses): Dereference incoming loc early.

        PR debug/41679
        * var-tracking.c (add_stores): Avoid value mode mismatch for
        promoted declarations.

2009-12-17  Jakub Jelinek  <jakub@redhat.com>

        PR c++/42386
        * ipa.c (function_and_variable_visibility): Clear same_comdat_group
        links of DECL_EXTERNAL nodes.

2009-12-17  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/rtl.texi (Vector Operations): Clarify vec_select result mode.

2009-12-17  Julian Brown  <julian@codesourcery.com>

        * config/arm/bpabi-v6m.S (test_div_by_zero): New macro.
        (aeabi_ldivmod, aeabi_uldivmod): Use above macro.
        * config/arm/bpabi.S (test_div_by_zero): New macro.
        (aeabi_ldivmod, aeabi_uldivmod): Use above macro.
        * config/arm/lib1funcs.asm (ARM_LDIV0): Tail-call int div-by-zero
        handler for EABI. Add signed/unsigned argument, pass correct value
        to that handler.
        (THUMB_LDIV0): Same, for Thumb.
        (DIV_FUNC_END): Add signed argument.
        (WEAK): New macro (for EABI).
        (__udivsi3, __umodsi3): Add unsigned argument to DIV_FUNC_END. For
        __udivsi3, add entry point which skips division-by-zero test.
        (__divsi3, __modsi3): Add signed argument to DIV_FUNC_END.
        (__aeabi_uidivmod, __aeabi_idivmod): Check for division by zero.
        Call __udivsi3 or __divsi3 via entry points which skip
        division-by-zero tests.
        (__div0): Rename to __aeabi_idiv0, __aeabi_ldiv0 for EABI, and
        declare those names weak.

2009-12-17  Richard Guenther  <rguenther@suse.de>

        PR middle-end/42397
        * builtins.c (get_object_alignment): Properly deal with
        a CONST_DECL base.
        * expr.c (emit_block_move_hints): Assert the alignment makes
        sense.

2009-12-17  Uros Bizjak  <ubizjak@gmail.com>

        PR target/32280
        * config/i386/i386-modes.def (V1TI): New vector mode.
        * config/i386/i386.h (VALID_SSE_REG_MODE): Add V1TImode.
        (SSE_REG_MODE_P): Ditto.
        * config/i386/sse.md (SSEMODE16): New mode iterator.
        (AVXMODE16): Ditto.
        (avxvecmode): Handle V1TI mode.
        (*avx_mov<mode>_internal): Use AVXMODE16 instead of AVXMODE.
        (mov<mode>): Use SSEMODE16 instead of SSEMODE.
        (*mov<mode>_internal): Ditto.
        (push<mode>1): Ditto.
        (movmisalign<mode>): Ditto.
        (sse2_ashlv1ti): Rename from sse2_ashlti.
        (sse2_lshrv1ti): Rename from sse2_lshrti.
        (*avx_ashlv1ti): Rename from *avx_ashlti and move from i386.md.
        (*avx_lshrv1ti): Rename from *avx_lshrti and move from i386.md.
        (vec_shl_<mode>): Convert operands to V1TImode and use V1TI shift.
        (vec_shr_<mode>): Ditto.
        (*sse2_mulv4si3): Update for renamed sse2_ashlv1ti3.
        (udot_prodv4si): Ditto.
        * config/i386/i386.c (classify_argument): Handle V1TImode.
        (function_arg_advance_32): Ditto.
        (function_arg_32): Ditto.
        (ix86_expand_sse4_unpack): Convert operands to V1TImode and update
        for renamed gen_sse2_lshrv1ti3.
        (ix86_expand_args_builtin) <V2DI_FTYPE_V2DI_INT_CONVERT>: Set rmode
        to V1TImode.
        (struct builtin_description) <__builtin_ia32_pslldqi128>: Update
        for renamed sse2_ashlv1ti3.
        <__builtin_ia32_psrldqi128>: Update for renamed sse2_lshrv1ti3.
        
        Revert:
        2007-06-11  Uros Bizjak  <ubizjak@gmail.com>

        PR target/32280
        * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
        * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.

2009-12-17  Richard Earnshaw  <rearnsha@arm.com>

        PR target/42372
        * arm.md (pic_add_dot_plus_eight): Change output constraint from
        update to write.

2009-12-17  Shujing Zhao  <pearly.zhao@oracle.com>

        * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
        Update build_indirect_ref calls.        

2009-12-17  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/sync.md (IMODE): Remove mode iterator.
        (modesuffix): Remove mode attribute.
        (modeconstraint): Ditto.
        (immconstraint): Ditto.
        (*sync_compare_and_swap<mode>): Use SWI mode iterator instead of
        IMODE mode iterator, imodesuffix mode attribute instead of modesuffix,
        <r> mode attribute instead of modeconstraint and <i> mode attribute
        instead of immconstraint.
        (sync_double_compare_and_swap<mode>): Ditto.
        (sync_old_add<mode>): Ditto.
        (sync_lock_test_and_set<mode>): Ditto.
        (sync_add<mode>): Ditto.
        (sync_sub<mode>): Ditto.
        (sync_and<mode>): Ditto.
        (sync_ior<mode>): Ditto.
        (sync_xor<mode>): Ditto.
        (sync_<code><mode>): Macroize insn pattern from
        sync_{and,ior,xor}<mode> using any_logic code iterator.

2009-12-17  Shujing Zhao  <pearly.zhao@oracle.com>

        PR c/40885
        * c-common.h (ref_operator): New type.
        (build_indirect_ref): Adjust prototype with new argument.
        * c-typeck.c (build_indirect_ref): Accept ref_operator as argument and
        emit the diagnostics for easy translation.
        (build_array_ref): Update calls to build_indirect_ref.
        * c-omp.c (c_finish_omp_atomic): Likewise.
        * c-parser.c (c_parser_unary_expression,
        c_parser_postfix_expression_after_primary): Likewise.

2009-12-16  Richard Guenther  <rguenther@suse.de>

        PR lto/42392
        * langhooks.c (lhd_begin_section): Make sure to switch back
        to the text section, not some random one.

2009-12-16  Jakub Jelinek  <jakub@redhat.com>

        * tree-chrec.c (chrec_convert_1): Only fold (T2)(t +- x) to
        (T2)t +- (T2)x if only integer types are involved.

2009-12-16  Ben Elliston  <bje@au.ibm.com>

        * tree-data-ref.h (dot_rdg): Remove prototype.
        * tree-data-ref.c (dog_rdg_1, dot_rdg): Remove.

2009-12-16  Kazu Hirata  <kazu@codesourcery.com>

        * doc/invoke.texi, doc/options.texi, doc/plugins.texi,
        doc/tm.texi: Fix typos.

2009-12-15  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>

        * doc/extend.texi (Function Attributes, Extended Asm):
        Replace TABs with spaces.
        * doc/md.texi (Standard Names): Likewise.
        * doc/plugins.texi (Plugins): Likewise.

        * doc/c-tree.texi (Expression trees): Use @itemx for all but
        the first item for merged items.
        * doc/extend.texi (Variable Attributes): Likewise.
        * doc/install.texi (Configuration): Likewise.
        * doc/invoke.texi (RS/6000 and PowerPC Options, RX Options):
        Likewise.

2009-12-15  Richard Guenther  <rguenther@suse.de>

        * tree.c (free_lang_data_in_binfo): Do not free BINFO_OFFSET
        and BINFO_VPTR_FIELD.
        (free_lang_data_in_type): Do not free TYPE_STUB_DECL if we
        generate debug information.
        (free_lang_data_in_decl): Do not free DECL_SIZE_UNIT,
        DECL_SIZE, DECL_FIELD_OFFSET and DECL_FCONTEXT.
        (free_lang_data): Do not disable debuginfo.
        * lto-streamer-out.c (write_symbol_vec): Deal with
        non-constant DECL_SIZE.
        (pack_ts_base_value_fields): Write types with false
        TREE_ASM_WRITTEN.
        (lto_output_ts_type_tree_pointers): Stream TYPE_STUB_DECL.
        * lto-streamer-in.c (lto_input_ts_type_tree_pointers): Stream
        TYPE_STUB_DECL.
        * dwarf2out.c (add_pure_or_virtual_attribute): Check for
        DECL_CONTEXT.
        (gen_type_die_for_member): Test for TYPE_STUB_DECL.
        * opts.c (decode_options): Do not disable var-tracking for lto.
        * doc/invoke.texi (-flto): Document -flto vs. -g experimental
        status.
        (-fwhopr): Document experimental status.

2009-12-15  Aldy Hernandez  <aldyh@redhat.com>

        PR graphite/42185
        * graphite-sese-to-poly.c (is_reduction_operation_p): Assert that
        we are a GIMPLE_ASSIGN.  Do not calculate rhs code twice.
        (follow_ssa_with_commutative_ops): Return NULL on non assignment.

2009-12-15  Eric Botcazou  <ebotcazou@adacore.com>

        * config/rs6000/rs6000.md (probe_stack): Use an enclosing SET.

2009-12-15  Richard Guenther  <rguenther@suse.de>

        * gimple.h (compare_field_offset): Declare.
        * gimple.c (compare_field_offset): Export.
        * lto-streamer-in.c (input_gimple_stmt): Use compare_field_offset.

2009-12-15  Richard Guenther  <rguenther@suse.de>

        * lto-cgraph.c (lto_output_node): Also stream the alias
        for regular aliases.
        (input_node): Likewise.

2009-12-15  Paolo Bonzini  <bonzini@gnu.org>
            Shujing Zhao  <pearly.zhao@oracle.com>

        * intl.c (get_spaces): New.
        * intl.h (get_spaces): New.

2009-12-14  Jakub Jelinek  <jakub@redhat.com>

        PR bootstrap/42369
        * config/i386/i386.c (ix86_expand_special_args_builtin): Avoid
        using switch with CODE_FOR_lwp_lwp* cases.

        * config/i386/i386-builtin-types.def (PVOID_FTYPE_VOID): Use
        DEF_FUNCTION_TYPE (PVOID) instead of DEF_FUNCTION_TYPE (PVOID, VOID).

2009-12-14  Eric Botcazou  <ebotcazou@adacore.com>

        * cfgexpand.c (expand_debug_expr) <INDIRECT_REF>: Remove overzealous
        assertion and useless code.
        <TARGET_MEM_REF>: Likewise.

2009-12-14  Alexandre Oliva  <aoliva@redhat.com>

        PR debug/41473
        * dwarf2out.c (AT_loc_list_ptr): New.
        (resolve_addr): Remove unresolved attributes and loc_list entries.

        PR debug/41473
        * dwarf2out.c (add_var_loc_to_decl): Don't drop initial empty
        locations.
        (new_loc_list): Drop gensym arg.  Move generation of ll_symbol...
        (gen_llsym): ... here.  New function.
        (add_loc_descr_to_loc_list): Removed.
        (loc_descriptor): Infer mode from CONST_DOUBLEs and CONST_VECTORs.
        (single_element_loc_list): Removed.
        (dw_loc_list): Don't create entries without a location.  Don't
        special-case the first node of the list, only single nodes.
        (single_element_loc_list_p): Simplify.
        (loc_list_from_tree): Don't use DECL_RTL if loc_list is nonempty.
        (add_location_or_const_value_attribute): Test var loc for NULL.
        (convert_cfa_to_fb_loc_list): Adjust calls to new new_loc_list,
        call gen_llsym if needed.

2009-12-14  Jakub Jelinek  <jakub@redhat.com>

        * cgraph.h (cgraph_set_nothrow_flag, cgraph_set_readonly_flag,
        cgraph_set_pure_flag, cgraph_set_looping_const_or_pure_flag): New
        prototypes.
        * cgraph.c (cgraph_set_nothrow_flag, cgraph_set_readonly_flag,
        cgraph_set_pure_flag, cgraph_set_looping_const_or_pure_flag): New
        functions.
        * except.h (set_nothrow_function_flags): Remove prototype.
        * except.c (set_nothrow_function_flags): Use cgraph_set_nothrow_flag.
        Make static.
        * ipa-pure-const.c (propagate): Use cgraph_set_nothrow_flag,
        cgraph_set_readonly_flag, cgraph_set_pure_flag
        and cgraph_set_looping_const_or_pure_flag.
        (local_pure_const): Likewise.

2009-12-14  Jakub Jelinek  <jakub@redhat.com>
            Sebastian Pop  <sebastian.pop@amd.com>

        * config/i386/i386-builtin-types.def (PVOID): Declared.
        (VOID_FTYPE_PVOID): Declared.
        (PVOID_FTYPE_VOID): Declared.
        (UCHAR_FTYPE_USHORT_UINT_USHORT): Removed.
        (VOID_FTYPE_USHORT_UINT_USHORT): Removed.
        * config/i386/i386.c (IX86_BUILTIN_LLWPCB16, IX86_BUILTIN_LLWPCB32,
        IX86_BUILTIN_LLWPCB64, IX86_BUILTIN_SLWPCB16, IX86_BUILTIN_SLWPCB32,
        IX86_BUILTIN_SLWPCB64, IX86_BUILTIN_LWPVAL16, IX86_BUILTIN_LWPINS16):
        Removed.
        (IX86_BUILTIN_LLWPCB, IX86_BUILTIN_SLWPCB): New.
        (bdesc_special_args): Adjust declaration of __builtin_ia32_llwpcb,
        __builtin_ia32_slwpcb, __builtin_ia32_lwpval32,
        __builtin_ia32_lwpval64, __builtin_ia32_lwpins32, and
        __builtin_ia32_lwpins64.
        (ix86_expand_special_args_builtin): Handle VOID_FTYPE_PVOID.
        Do not handle VOID_FTYPE_USHORT_UINT_USHORT and
        UCHAR_FTYPE_USHORT_UINT_USHORT.  Warn when the third operand is
        not an immediate.  Also handle builtin functions with 3 arguments.
        (ix86_expand_builtin): Handle IX86_BUILTIN_LLWPCB and
        IX86_BUILTIN_SLWPCB.
        * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC, UNSPEC_SLWP_INTRINSIC):
        Renamed UNSPECV_LLWP_INTRINSIC and UNSPECV_SLWP_INTRINSIC.
        (memory attribute): Handle lwp.
        (lwp*): Rewrite all the insn patterns for LWP.
        * config/i386/lwpintrin.h (__llwpcb16, __llwpcb32, __llwpcb64,
        __slwpcb16, __slwpcb32, __slwpcb64, __lwpval16, __lwpins16): Removed.
        (__llwpcb, __slwpcb): New.

2009-12-14  Dmitry Gorbachev  <d.g.gorbachev@gmail.com>

        * dominance.c (set_immediate_dominator): Don't mark as inline.

2009-12-14  Eric Botcazou  <ebotcazou@adacore.com>

        * doc/tm.texi (STACK_CHECK_PROTECT): Document alternate default.
        * doc/md.texi (check_stack): Clarify.
        (probe_stack): Likewise.
        * config/rs6000/rs6000.md (UNSPEC_PROBE_STACK): New constant.
        (probe_stack): New insn.

2009-12-14  Ben Elliston  <bje@au.ibm.com>

        * lto-streamer-in.c (lto_get_builtin_tree): fclass can only be a
        BUILT_IN_NORMAL or BUILT_IN_MD.

2009-12-13  Eric Botcazou  <ebotcazou@adacore.com>

        * doc/tm.texi (STACK_CHECK_PROBE_LOAD): Delete.
        * expr.h (STACK_CHECK_PROBE_LOAD): Likewise.
        * explow.c (emit_stack_probe): Do not test STACK_CHECK_PROBE_LOAD.
        * system.h (STACK_CHECK_PROBE_LOAD): Poison.

2009-12-13  Michael Matz  <matz@suse.de>

        PR tree-optimization/42027
        * dojump.c (do_jump <TRUTH_AND_EXPR, TRUTH_OR_EXPR>): Go to
        TRUTH_ANDIF_EXPR resp. TRUTH_ORIF_EXPR expander, instead of
        falling through.

2009-12-13  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>

        PR target/23726
        * config/avr/predicates.md (pseudo_register_operand): New predicate
        for pseudos.
        * config/avr/avr.md (divmodqi4): Replace with define_insn_and_split
        to allow div/mod optimization.
        (udivmodqi4): Ditto.
        (divmodhi4): Ditto.
        (udivmodhi4): Ditto.
        (divmodsi4): Ditto.
        (udivmodsi4): Ditto.

2009-12-13  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/42357
        * tree-sra.c (sra_modify_assign): Do not tear apart struct copies.

2009-12-12  Richard Guenther  <rguenther@suse.de>

        * tree.c (need_assembler_name_p): Abstract decls do not need
        an assembler name.
        * dwarf2out.c (dwarf2out_abstract_function): Preserve
        DECL_ABSTRACT properly.

2009-12-11  Richard Guenther  <rguenther@suse.de>

        * lto-streamer-in.c (lto_input_tree_ref): Do not register
        DEBUG_EXPR_DECLs with the varpool.

2009-12-11  Eric Botcazou  <ebotcazou@adacore.com>

        * config/sparc/linux-unwind.h (MD_FROB_UPDATE_CONTEXT, 64-bit): Define.
        (sparc64_frob_update_context): New function.

2009-12-11  Richard Guenther  <rguenther@suse.de>

        PR lto/41658
        PR lto/41657
        * lto-streamer-out.c (write_global_stream): Do not make decls
        weak but resort to TREE_ASM_WRITTEN to avoid multiple definitions.
        Make sure to mark all decls that we have written.

2009-12-11  Sebastian Andrzej Siewior  <bigeasy@linutronix.de>

        PR target/36047

        * config/m68k/linux.h: Remove LABELNO from the mcount statement. It is
        not used by glibc/uclibc and does not work with large binaries.

2009-12-11  Richard Guenther  <rguenther@suse.de>

        PR lto/41662
        * lto-streamer-in.c (lto_init_eh): Move eh_initialized_p
        handling here.
        (input_eh_regions): Adjust.
        (lto_input_ts_function_decl_tree_pointers): Initialize EH
        if a non-NULL DECL_FUNCTION_PERSONALITY was read in.

2009-12-11  Duncan Sands  <baldrick@free.fr>

        * passes.c (make_pass_instance): Allocate and copy the right amount of
        memory for ipa passes, which are not the same size as other passes.

2009-12-11  Joern Rennecke  <amylaar@spamcop.net>

        * plugin.c (get_named_event_id): Fix hash table rebuild to include
        dynamically allocated events.

2009-12-11  Richard Guenther  <rguenther@suse.de>

        PR lto/42320
        * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Properly
        detect non-prevailing decls.

2009-12-10  Jakub Jelinek  <jakub@redhat.com>

        PR c++/42317
        * cgraph.h (struct cgraph_node): Add same_comdat_group field.
        * cgraph.c (cgraph_remove_node): Unchain node from same_comdat_group
        circular list.
        (cgraph_node_can_be_local_p): Return false for DECL_COMDAT with
        node->same_comdat_group.
        * ipa.c (cgraph_remove_unreachable_nodes): For any reachable node
        mark all its same_comdat_group nodes as also reachable.
        (cgraph_externally_visible_p): Return true even if any of
        same_comdat_group nodes has address taken.
        * lto-cgraph.c (lto_output_node): Stream out same_comdat_group.
        (output_cgraph): Ensure other same_comdat_group nodes are also
        included.
        (input_node): Stream in same_comdat_group.
        (input_cgraph_1): Fix up same_comdat_group fields from references
        to pointers.
        * cgraphunit.c (cgraph_analyze_functions): Mark all other
        same_comdat_group nodes as reachable.
        (cgraph_mark_functions_to_output): For each node->process process
        also other same_comdat_group nodes.
        * ipa-inline.c (cgraph_clone_inlined_nodes): Don't reuse nodes
        with same_comdat_group non-NULL.
        (cgraph_mark_inline_edge): Likewise.

2009-12-10  Jan Hubicka  <jh@suse.cz>

        PR middle-end/42228
        PR middle-end/42110
        * cgraph.c (cgraph_create_edge_including_clones): Add old_stmt
        parameter; update edge if it already exists.
        (cgraph_remove_node): Handle correctly cases where we are removing
        node having clones.
        * cgraph.h (cgraph_create_edge_including_clones): Declare.
        (verify_cgraph_node): Add missing error_found = true code.
        (cgraph_materialize_all_clones): Remove call edges of dead nodes.
        * ipa.c (cgraph_remove_unreachable_nodes): Correctly look for master
        clone; fix double linked list removal.
        * tree-inline.c (copy_bb): Update cgraph_create_edge_including_clones
        call; fix frequency of newly created edge.

2009-12-10  Bernd Schmidt  <bernd.schmidt@analog.com>

        PR rtl-opt/42216
        * regrename.c: Error out if MAX_RECOG_OPERANDS is larger than
        HOST_BITS_PER_WIDE_INT.
        (verify_reg_in_set): New function, broken out of verify_reg_tracked.
        (verify_reg_tracked): Use it.
        (scan_rtx_reg): When seeing a use involving a superset of the
        registers in an existing chain, enlarge that chain.  Otherwise,
        allow subsets and set fail_current_block for all other kinds of
        overlap.
        (hide_operands): New argument UNTRACKED_OPERANDS; callers changed.
        Do not modify operands when the bit with the corresponding number
        is set in that bitmap.
        (build_def_use): When we see matching operands with different
        modes, don't set fail_current_block, but keep track of such
        operands in a bitmap if their registers aren't already tracked
        in an open chain.  Pass this bitmap to all hide_operands calls.

2009-12-10  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/42337
        * tree-ssa-pre.c (seen_during_translate): Remove.
        (phi_translate_1): Collapse into ...
        (phi_translate): ... this.  Remove seen parameter and
        adjust recursive calls.

2009-12-10  Richard Guenther  <rguenther@suse.de>
        Allan Sandfeld Jensen  <linux@carewolf.com>

        * tree-vectorizer.c (vectorize_loops): Properly guard
        vectorizer verboseness.

2009-12-10  Ben Elliston  <bje@au.ibm.com>

        * fwprop.c (free_load_extend): Initialise `use'.

2009-12-09  David Edelsohn  <edelsohn@gnu.org>

        * builtins.c (do_mpc_ckconv): Pass the component type to
        real_from_mpfr().

2009-12-09  Xinliang David Li  <davidxl@google.com>

        PR tree-optimization/42337
        * tree-ssa-pre.c (phi_translate_1): Push and Pop SEEN set.

2009-12-09  Nathan Froyd  <froydnj@codesourcery.com>

        * config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
        mulv2sf3, divv2sf3): New expanders.
        * config/rs6000/spe.md (spe_evabs, spe_evand, spe_evaddw, spe_evsubfw,
        spe_evdivws): Rename to use standard GCC names.
        * config/rs6000/paired.md (negv2sf, absv2sf2, addv2sf3, subv2sf3,
        mulv2sf3, divv2sf3): Rename to avoid conflict with the new expanders.
        * config/rs6000/rs6000.c (bdesc_2arg, bdesc_1arg): Use new CODE_FOR_
        names for renamed patterns.

2009-12-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config/s390/s390.md ("copysign<mode>3"): Pattern removed.

2009-12-09  Jakub Jelinek  <jakub@redhat.com>

        * configure.ac: Compute ld_ver, ld_vers, ld_date, ld_vers_major,
        ld_vers_minor and ld_vers_path always, not just when gcc_cv_ld_hidden
        isn't cached.
        * configure: Regenerated.

2009-12-08  Richard Henderson  <rth@redhat.com>

        * combine.c (setup_incoming_promotions): Fix sign-extend of
        zero-extend case; tidy conditions.

2009-12-08  Michael Matz  <matz@suse.de>

        PR middle-end/38474
        * function.c (free_temp_slots): Only walk the temp slot
        addresses and combine slots if we actually changes something.
        (pop_temp_slots): Ditto.

2009-12-08  Olga Golovanevsky  <olga@il.ibm.com>

        PR middle-end/41843
        * ipa-struct-reorg.c (compare_fields): New function.
        (find_field_in_struct_1): Use compare_fields function.
        (is_equal_types): Likewise.

2009-12-07  DJ Delorie  <dj@redhat.com>

        PR c/42312
        * config/mep/mep.c (mep_expand_prologue): Set
        really_need_stack_frame after frame_size is set.

2009-12-07  Richard Henderson  <rth@redhat.com>

        PR rtl-opt/42269
        * combine.c (setup_incoming_promotions): Improve the conditions
        under which we respect the promotions applied.

2009-12-07  Eric Botcazou  <ebotcazou@adacore.com>

        * config/sparc/linux.h (ASM_SPEC): Pass -K PIC if -findirect-dispatch.
        * config/sparc/linux64.h (ASM_SPEC): Likewise.

2009-12-07  Richard Henderson  <rth@redhat.com>

        PR debug/42299
        PR debug/42166
        * tree-ssa.c (insert_debug_temp_for_var_def): Skip propagation
        for ssa names already registered for update.

2009-12-07  Jakub Jelinek  <jakub@redhat.com>

        PR debug/42244
        * ddg.c (add_inter_loop_mem_dep): Use ANTI_DEP if from or to
        is a DEBUG_INSN.

2009-12-07  Sebastian Pop  <sebastian.pop@amd.com>

        * config/i386/driver-i386.c (host_detect_local_cpu): Add -mlwp to the
        options when bit_LWP is set.

2009-12-07  Sebastian Pop  <sebastian.pop@amd.com>

        * config/i386/cpuid.h (bit_ABM): New.
        * config/i386/driver-i386.c (host_detect_local_cpu): Add -mabm to the
        options when bit_ABM is set.

2009-12-07  Jakub Jelinek  <jakub@redhat.com>

        * config/i386/i386.c (bdesc_special_args): Move __builtin_clzs from
        this array ...
        (bdesc_args): ... here.
        * config.gcc (i[34567]86-*-*): Include abmintrin.h.
        (x86_64-*-*): Likewise.

2009-12-07  Sebastian Pop  <sebastian.pop@amd.com>

        * config.gcc (i[34567]86-*-*, x86_64-*-*): Add popcntintrin.h.
        * config/i386/abmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
        * config/i386/i386-c.c (__POPCNT__): Defined.
        * config/i386/popcntintrin.h: ...here.  New file.
        * config/i386/smmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
        Include popcntintrin.h.
        * config/i386/x86intrin.h: Include popcntintrin.h when __POPCNT__
        is defined.

2009-12-07  Sebastian Pop  <sebastian.pop@amd.com>

        * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory):
        Removed.
        * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Removed.
        * config/i386/sse.md: Remove all XOP splitters.
        Allow the second and fourth operands of XOP multiply-add insns
        to be nonimmediate.

2009-12-07  Sebastian Pop  <sebastian.pop@amd.com>

        * config/i386/sse.md: Remove all FMA4 splitters.
        Allow the second operand of FMA4 insns to be a nonimmediate.
        Fix comments punctuation.

2009-12-07  Julian Brown  <julian@codesourcery.com>

        * config/arm/constraints.md (Ps, Pt): New constraint letters.
        * config/arm/thumb2.md (*thumb2_addsi_short): Tighten constraints.

2009-12-07  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        PR other/40302
        * configure.ac (HAVE_mpc): Don't define.
        * config.in, configure: Regenerate.

        PR other/40302
        * builtins.c: Remove HAVE_mpc* checks throughout.
        * fold-const.c: Likewise.
        * real.h: Likewise.
        * toplev.c: Likewise.

2009-12-07  Edmar Wienskoski  <edmar@freescale.com>

        * config.gcc (cpu_is_64bit): Add new core e500mc64.
        (powerpc*-*-*): Add new core e500mc64.
        * config/rs6000/e500mc64.md: New file.
        * config/rs6000/rs6000.c (processor_costs): Add new costs for
        e500mc64.
        (rs6000_override_options): Add e500mc64 case to
        processor_target_table. Altivec and Spe options not allowed with
        e500mc64. Disable string instructions for e500mc64. Enable branch
        targets alignment for both e500mc and e500mc64. Initialize
        rs6000_cost for e500mc64.
        (rs6000_emit_sISEL): New function.
        (rs6000_emit_sCOND): Call rs6000_emit_sISEL for isel targets.
        (rs6000_emit_int_cmove): Fix mode of 64 bit isel pattern
        generation.
        (rs6000_issue_rate): Set issue rate for e500mc64.
        (rs6000_rtx_costs): Set more accurate cost for mfcr instruction
        on architectures with isel.
        * config/rs6000/rs6000-protos.h (rs6000_emit_sISEL): Declare.
        * config/rs6000/rs6000.h (processor_type): Add
        PROCESSOR_PPCE500MC64.
        (ASM_CPU_SPEC): Add e500mc64.
        * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc64.
        Include e500mc64.md.
        (abssi2_isel): Expand pattern to handle DImode.
        (nabs<mode>2_isel): New pattern.
        (absdi2): Change pattern to handle 64 bit isel targets.
        (absdi2_internal): Exclude ISEL targets.
        (nabsdi2): Exclude ISEL targets.
        * doc/invoke.texi: Add e500mc64 to list of cpus.

2009-12-07  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (any_or): New code iterator.
        (any_logic): Rename from plogic code iterator.
        (logicprefix): Rename from plogicprefix code attribute.
        (<code><mode>3): Macroize expander from {ior,xor}<mode>3 using
        any_or code iterator.
        (*<code><mode>_1): Macroize insn from *{ior,xor}<mode>_1 using
        any_or code iterator.
        (*<code><mode>_2): Ditto from *{ior,xor}<mode>_2.
        (*<code><mode>_3): Ditto from *{ior,xor}<mode>_3.
        (ior and xor splitters): Ditto.
        * config/i386/mmx.md: Updated for rename.
        * config/i386/sse.md: Ditto.

2009-12-07  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
        Remove quotes around condition logic code.

2009-12-06  Richard Henderson  <rth@redhat.com>

        PR debug/42234
        * tree-ssa-dom.c (degenerate_phi_result): Check for NULL phi
        argument earlier.

2009-12-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * doc/install.texi: Document MPC is required.

2009-12-06  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (g): Add HImode and QImode.
        (general_szext_operand): New mode attribute.
        (*test<mode>_1): Macroize insn from *test{qi,hi,si}_1 using
        SWI124 mode iterator.
        (and<mode>3): Macroize expander from and{qi,hi,si,di}3 using
        SWIM mode iterator.
        (*and<mode>_2): Macroize insn from *and{qi,hi,si}_2 using
        SWI124 mode iterator.
        (ior<mode>3): Macroize expander from ior{qi,hi,si,di}3 using
        SWIM mode iterator.
        (*ior<mode>_1): Macroize insn from *ior{hi,si,di}_1 using
        SWI248 mode iterator.
        (*ior<mode>_2): Macroize insn from *ior{qi,hi,si,di}_2 using
        SWI mode iterator.
        (*ior<mode>_3): Macroize insn from *ior{qi,hi,si,di}_3 using
        SWI mode iterator.
        (xor<mode>3): Macroize expander from xor{qi,hi,si,di}3 using
        SWIM mode iterator.
        (*xor<mode>_1): Macroize insn from *xor{hi,si,di}_1 using
        SWI248 mode iterator.
        (*xor<mode>_2): Macroize insn from *xor{qi,hi,si,di}_2 using
        SWI mode iterator.
        (*xor<mode>_3): Macroize insn from *xor{qi,hi,si,di}_3 using
        SWI mode iterator.

2009-12-05  Sebastian Pop  <sebastian.pop@amd.com>

        * config/i386/i386.c (TARGET_DEFAULT_TARGET_FLAGS): Add
        MASK_FUSED_MADD.
        * config/i386/i386.h (CC1_CPU_SPEC_1): Remove
        "'-mfused-madd' was removed".
        * config/i386/i386.opt (mfused-madd): New.
        * config/i386/sse.md: Add TARGET_FUSED_MADD to FMA4 insns.
        * doc/invoke.texi (-mfused-madd, -mno-fused-madd): Document.

2009-12-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa64-hpux.h (LIB_SPEC): Handle -rdynamic.
        * pa-hpux10.h (LIB_SPEC): Likewise.
        * pa-hpux11.h (LIB_SPEC): Likewise.

        PR ada/41912
        * pa/linux-unwind.h (pa32_fallback_frame_state): Set fs->signal_frame
        for signal frames.
        * pa/hpux-unwind.h (pa32_fallback_frame_state): Likewise.

2009-12-05  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>

        * configure: Regenerate.

2009-12-05  Richard Earnshaw  <rearnsha@arm.com>

        * arm/thumb2.md (thumb2_mulsi_short_compare0): Use a low-register
        for the scratch.

2009-12-04  David Daney  <ddaney@caviumnetworks.com>

        PR rtl-optimization/42164
        * combine.c (combine_simplify_rtx): Handle truncation of integer
        constants.

2009-12-04  Richard Guenther  <rguenther@suse.de>

        * lto-streamer-out.c (pack_ts_decl_common_value_fields):
        Revert previous change.
        (lto_output_ts_decl_common_tree_pointers): Stream DECL_VALUE_EXPR.
        * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
        Likewise.

2009-12-04  Richard Guenther  <rguenther@suse.de>

        * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
        BUILT_IN_MALLOC.
        (call_may_clobber_ref_p_1): Likewise.

2009-12-04  Matthias Klose  <doko@ubuntu.com>
            John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR target/40134
        * config.gcc (hppa*-*-linux*): Use config/t-slibgcc-libgcc.
        * config/pa/pa-linux.h (LIB_SPEC): Remove.

2009-12-03  Sebastian Pop  <sebastian.pop@amd.com>
            Richard Henderson  <rth@redhat.com>

        * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Remove.
        * config/i386/i386.c (ix86_fma4_valid_op_p): Remove.
        * config/i386/i386.md: Do not use ix86_fma4_valid_op_p.
        * config/i386/sse.md (fma4_*): Remove alternative with operand 1
        matching a memory access.  Do not use ix86_fma4_valid_op_p.
        (xop_*): Same.
        Do not use ix86_fma4_valid_op_p in FMA4 and XOP splitters.

2009-12-03  Richard Henderson  <rth@redhat.com>

        * config/i386/i386.c (ix86_fixup_binary_operands): For FMA4, force
        all operands into registers.

2009-12-03  Sebastian Pop  <sebastian.pop@amd.com>

        * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Remove unused
        parameter.
        * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory): Same.
        * config/i386/sse.md: Same.

2009-12-03  Richard Guenther  <rguenther@suse.de>

        * cgraphunit.c (assemble_thunk): Use DECL_ASSEMBLER_NAME
        instead of DECL_NAME for the entry point.

2009-12-03  Richard Earnshaw  <rearnsha@arm.com>

        * arm/linux-atomic.c (SYNC_LOCK_RELEASE): Place memory barrier
        before the lock release.

2009-12-03  Michael Matz  <matz@suse.de>

        PR middle-end/38474
        * cfgexpand.c (struct stack_var): Add conflicts member.
        (stack_vars_conflict, stack_vars_conflict_alloc,
        n_stack_vars_conflict): Remove.
        (add_stack_var): Initialize conflicts member.
        (triangular_index, resize_stack_vars_conflict): Remove.
        (add_stack_var_conflict, stack_var_conflict_p): Rewrite in
        terms of new member.
        (union_stack_vars): Only run over the conflicts.
        (partition_stack_vars): Remove special case.
        (expand_used_vars_for_block): Don't call resize_stack_vars_conflict,
        don't create self-conflicts.
        (account_used_vars_for_block): Don't create any conflicts.
        (fini_vars_expansion): Free bitmaps, don't free or clear removed
        globals.

2009-12-03  Bernd Schmidt  <bernd.schmidt@analog.com>

        PR middle-end/42202
        * regrename.c (live_in_chains): New variable.
        (verify_reg_tracked): New static function.
        (scan_rtx_reg): Update live_in_chains.
        (scan_rtx): Only promote sets in COND_EXEC to OP_INOUT if
        we're already tracking the reg.
        (build_def_use): Likewise.  Initialize live_in_chains.

2009-12-03  Ken Werner  <ken.werner@de.ibm.com>

        * config/spu/spu-elf.h (STARTFILE_SPEC): Add support for gprof
        startup files.
        * config/spu/spu-protos.h (spu_function_profiler): Add prototype.
        * config/spu/spu.c (spu_function_profiler): New function.
        * config/spu/spu.h (FUNCTION_PROFILER): Invoke
        spu_function_profiler.
        (NO_PROFILE_COUNTERS): Define.
        (PROFILE_BEFORE_PROLOGUE): Likewise.

2009-12-03  Dave Korn  <dave.korn.cygwin@gmail.com>

        * ggc-page.c (struct free_object): Pull definition out ...
        (struct globals): .. from here.

2009-12-02  Richard Guenther  <rguenther@suse.de>

        * fold-const.c (div_if_zero_remainder): Honor that sizetypes
        are sign-extending.  Simplify.

2009-12-02  Richard Henderson  <rth@redhat.com>

        PR tree-opt/42215
        * tree-loop-distribution.c (build_size_arg_loc): Tidy.
        (generate_memset_zero): Convert to sizetype properly.  Tidy.

2009-12-02  Richard Guenther  <rguenther@suse.de>

        * lto-streamer-out.c (pack_ts_decl_common_value_fields):
        Do not pretend we have value exprs.

2009-12-02  Richard Guenther  <rguenther@suse.de>

        PR middle-end/41491
        * fold-const.c (try_move_mult_to_index): Do not leak
        domain types into the IL.

2009-12-02  Richard Guenther  <rguenther@suse.de>

        PR middle-end/42088
        * tree.c (free_lang_data): Disable if not using LTO.

2009-12-02  Richard Guenther  <rguenther@suse.de>

        PR middle-end/42229
        * cfgloopmanip.c (remove_path): Avoid cancelling loops twice.

2009-12-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

        PR middle-end/42224
        * tree.h (int_or_pointer_precision): Remove.
        * tree.c (int_or_pointer_precision): Remove.
        (integer_pow2p): Use TYPE_PRECISION instead.
        (tree_log2): Likewise.
        (tree_floor_log2): Likewise.
        (signed_or_unsigned_type_for): Likewise.
        * fold-const.c (fit_double_type): Likewise.
        * varasm.c (initializer_constant_valid_p): Likewise.

2009-12-02  Ira Rosen  <irar@il.ibm.com>

        * doc/invoke.texi (-fdump-tree-slp): Document.
        (-ftree-vectorizer-verbose): Update.
        (-ftree-slp-vectorize): Document.

2009-12-02  Nick Clifton  <nickc@redhat.com>

        * config/rx/rx.c (rx_conditional_register_usage): Do not warn if
        no fixed registers are available for interrupt handlers.  Do not
        fix normal registers.
        (MUST_SAVE_ACC_REGISTER): New macro.
        (rx_get_stack_layout): Create a stack frame for fast interrupt
        handlers, if necessary.  Push extra registers if needed in order
        to save the accumulator.
        (rx_expand_prologue): Create a stack frame for fast interrupt
        handlers, if necessary.
        (rx_expand_builtin_mvfc): Handle the case where there is no target.

2009-12-01  Sebastian Pop  <sebastian.pop@amd.com>

        * config/i386/abmintrin.h (__lzcnt16): New.
        (__lzcnt): New.
        (__lzcnt64): New.
        * config/i386/i386-builtin-types.def (UINT16_FTYPE_UINT16): New.
        * config/i386/i386.c (IX86_BUILTIN_CLZS): New.
        (bdesc_special_args): Add __builtin_clzs.
        (ix86_expand_args_builtin): Handle UINT16_FTYPE_UINT16.

2009-12-01  Sebastian Pop  <sebastian.pop@amd.com>

        * config/i386/abmintrin.h (_mm_popcnt_u32): New.
        (_mm_popcnt_u64): New.

2009-12-01  Sebastian Pop  <sebastian.pop@amd.com>

        * config/i386/abmintrin.h: New.
        * config/i386/i386-c.c (ix86_target_macros_internal): Defined __ABM__.
        * config/i386/x86intrin.h: Include abmintrin.h when __ABM__ is defined.

2009-12-01  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (SWI124): Rename from CRC32MODE.
        (crc32modesuffix): Remove.
        (crc32modeconstraint): Ditto.
        (sse4_2_crc32<mode>): Update for renamed mode iterator.  Use
        imodesuffix instead of crc32modesuffix and <r>m instead of
        crc32modeconstraint.

2009-12-01  Jakub Jelinek  <jakub@redhat.com>

        PR c++/42234
        * tree-cfgcleanup.c (cleanup_omp_return): Don't ICE if control_bb
        contains no statements.

2009-12-01  Grigori Fursin  <grigori.fursin@inria.fr>
            Joern Rennecke  <amylaar@spamcop.net>

        * cgraphunit.c (plugin.h): Include.
        (ipa_passes): Invoke PLUGIN_ALL_IPA_PASSES_START /
        PLUGIN_ALL_IPA_PASSES_END at start / end of processing.
        * gcc-plugin.h (highlev-plugin-common.h, hashtab.h): Include.
        (enum plugin_event): Define by including plugin.def.
        Last enumerator is now called PLUGIN_EVENT_FIRST_DYNAMIC.
        (plugin_event_name): Change type to const char **.
        (get_event_last, get_named_event_id, unregister_callback): Declare.
        (register_callback): Change type of event argument to int.
        (highlev-plugin-common.h): New file.
        * Makefile.in (GCC_PLUGIN_H): Add highlev-plugin-common.h and
        $(HASHTAB_H)
        (tree-optimize.o passes.o): Depend on $(PLUGIN_H).
        (PLUGIN_HEADERS): Add opts.h, $(PARAMS_H) and plugin.def.
        (s-header-vars): New rule.
        (install-plugin): Depend on s-header-vars.  Install b-header-vars.
        * params.c (get_num_compiler_params): New function.
        * params.h (get_num_compiler_params): Declare.
        * passes.c (plugin.h): Include.
        (make_pass_instance): Invoke PLUGIN_NEW_PASS.
        (do_per_function_toporder, pass_init_dump_file): No longer static.
        (pass_fini_dump_file): Likewise.
        (execute_one_pass): Likewise.  Invoke PLUGIN_OVERRIDE_GATE and
        PLUGIN_PASS_EXECUTION.
        (execute_ipa_pass_list): Invoke PLUGIN_EARLY_GIMPLE_PASSES_START and
        PLUGIN_EARLY_GIMPLE_PASSES_END.
        * plugin.c (plugin_event_name_init): New array, defined by
        including plugin.def.
        (FMT_FOR_PLUGIN_EVENT): Update.
        (plugin_event_name): Change type to const char ** and initialize
        to plugin_event_name_init.
        (event_tab, event_last, event_horizon): New variable.
        (get_event_last): New function.
        (plugin_callbacks_init): New array.
        (plugin_callbacks: Change type to struct callback_info **.
        Initialize to plugin_callbacks_init.
        (htab_event_eq, get_named_event_id, unregister_callback): New function.
        (invoke_plugin_va_callbacks): Likewise.
        (register_callback): Change type of event argument to int.
        Handle new events.  Allow dynamic events.
        (invoke_plugin_callbacks): Likewise.  Return success status.
        (plugins_active_p): Allow dynamic callbacks.
        * plugin.def: New file.
        * plugin.h (invoke_plugin_callbacks): Update prototype.
        (invoke_plugin_va_callbacks): Declare.
        * tree-optimize.c (plugin.h): Include.
        (tree_rest_of_compilation): Invoke PLUGIN_ALL_PASSES_START and
        PLUGIN_ALL_PASSES_END.
        * tree-pass.h (execute_one_pass, pass_init_dump_file): Declare.
        (pass_fini_dump_file, do_per_function_toporder): Likewise.
        * doc/plugin.texi: Document new event types.

2009-12-01  Martin Jambor  <mjambor@suse.cz>

        PR tree-optimization/42237
        * tree-sra.c (sra_ipa_modify_assign): Split gimple_reg_type assignments
        in between references into two.

2009-12-01  Richard Guenther  <rguenther@suse.de>

        * tree-inline.c (copy_tree_body_r): Do not set TREE_BLOCK
        to the block of the call when remapping a type.

2009-12-01  Martin Jambor  <mjambor@suse.cz>

        * cgraph.h (struct cgraph_edge): Reorder fields.  Make loop_nest
        unsigned short int.
        * ipa-prop.h (struct ipa_param_call_note): Likewise.
        * ipa-prop.c (ipa_note_param_call): Initialize note->loop_nest.

2009-12-01  Richard Guenther  <rguenther@suse.de>

        * final.c (rest_of_clean_state): If -fcompare-debug is
        given dump final insns without UIDs.
        * tree-ssa-live.c (remove_unused_scope_block_p): Remove
        after_inlining checks.

2009-11-30  Chao-ying Fu  <fu@mips.com>

        * config/mips/mips-dsp.md (mips_lhx_<mode>): Use sign_extend.

2009-11-30  Dave Korn  <dave.korn.cygwin@gmail.com>

        * configure.ac (USE_CYGWIN_LIBSTDCXX_WRAPPERS): Define to reflect
        status of AC_CHECK_FUNC for Cygwin DLL libstdc++ support wrappers.
        * configure: Regenerate.
        * config.in: Regenerate.

        * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Define list of --wrap
        options for Cygwin DLL libstdc++ support wrappers.
        (CXX_WRAP_SPEC_OPT): Define spec to use wrappers or not by default
        according to defined value of USE_CYGWIN_LIBSTDCXX_WRAPPERS.
        (CXX_WRAP_SPEC): Define entire wrapper spec in or out according to
        whether USE_CYGWIN_LIBSTDCXX_WRAPPERS is even defined or not.
        (LINK_SPEC): Include CXX_WRAP_SPEC.
        * gcc/config/i386/winnt.c (wrapper_strcmp): New qsort helper function.
        (i386_find_on_wrapper_list): Check if a function is found on the list
        of libstdc++ wrapper options.
        (i386_pe_file_end): If we are importing a wrapped function, also emit
        an external declaration for the real version.
        * config/i386/cygming.opt (muse-libstdc-wrappers): New option for
        Cygwin targets. Update copyright year.

2009-11-30  Steve Ellcey  <sje@cup.hp.com>
            Jakub Jelinek <jakub@redhat.com>

        * function.c (instantiate_virtual_regs_in_insn): Copy to new reg
        before forcing mode.

2009-11-30  Anatoly Sokolov  <aesok@post.ru>

        * config/sh/sh.c (sh_promote_prototypes): Make static.
        (sh_function_value, sh_libcall_value, sh_function_value_regno_p): New
        functions.
        (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
        * config/sh/sh.h (FUNCTION_VALUE_REGNO_P): Redefine, use
        sh_function_value_regno_p.
        (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
        * config/sh/sh-protos.h (sh_function_value_regno_p): Declare.
        (sh_promote_prototypes) : Remove.

2009-11-30  Julian Brown  <julian@codesourcery.com>

        * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Don't restrict Thumb-2
        reloads to LO_REGS.

2009-11-30  Richard Henderson  <rth@redhat.com>

        * config/i386/i386.c (ix86_vec_interleave_v2df_operator_ok): New.
        (bdesc_special_args): Update insn codes.
        (avx_vpermilp_parallel): Correct range check.
        (ix86_rtx_costs): Handle vector permutation rtx codes.
        (struct expand_vec_perm_d): Move earlier.
        (get_mode_wider_vector): New.
        (expand_vec_perm_broadcast_1): New.
        (ix86_expand_vector_init_duplicate): Use it.  Tidy AVX modes.
        (expand_vec_perm_broadcast): New.
        (ix86_expand_vec_perm_builtin_1): Use it.
        * config/i386/i386-protos.h: Update.
        * config/i386/predicates.md (avx_vbroadcast_operand): New.
        * config/i386/sse.md (AVX256MODE24P): New.
        (ssescalarmodesuffix2s): New.
        (avxhalfvecmode, avxscalarmode): Fill out to all modes.
        (avxmodesuffixf2c): Add V8SI, V4DI.
        (vec_dupv4sf): New expander.
        (*vec_dupv4sf_avx): Add vbroadcastss alternative.
        (*vec_set<mode>_0_avx, **vec_set<mode>_0_sse4_1): Macro-ize for
        V4SF and V4SI.  Move C alternatives to front.  Add insertps and
        pinsrd alternatives.
        (*vec_set<mode>_0_sse2): Split out from ...
        (vec_set<mode>_0): Macro-ize for V4SF and V4SI.
        (vec_interleave_highv2df, vec_interleave_lowv2df): Require register
        destination; use ix86_vec_interleave_v2df_operator_ok, instead of
        ix86_fixup_binary_operands.
        (*avx_interleave_highv2df, avx_interleave_lowv2df): Add movddup.
        (*sse3_interleave_highv2df, sse3_interleave_lowv2df): New.
        (*avx_movddup, *sse3_movddup): Remove.  New splitter from
        vec_select form to vec_duplicate form.
        (*sse2_interleave_highv2df, sse2_interleave_lowv2df): Use
        ix86_vec_interleave_v2df_operator_ok.
        (avx_movddup256, avx_unpcklpd256): Change to expanders, merge into ...
        (*avx_unpcklpd256): ... here.
        (*vec_dupv4si_avx): New.
        (*vec_dupv2di_avx): Add movddup alternative.
        (*vec_dupv2di_sse3): New.
        (vec_dup<AVX256MODE24P>): Replace avx_vbroadcasts<AVXMODEF4P> and
        avx_vbroadcastss256; represent with vec_duplicate instead of
        nested vec_concat operations.
        (avx_vbroadcastf128_<mode>): Rename from
        avx_vbroadcastf128_p<avxmodesuffixf2c>256.
        (*avx_vperm_broadcast_v4sf): New.
        (*avx_vperm_broadcast_<AVX256MODEF2P>): New.

2009-11-30  Martin Jambor  <mjambor@suse.cz>

        PR middle-end/42196
        * tree-sra.c (struct access): New field grp_different_types.
        (dump_access): Dump grp_different_types.
        (compare_access_positions): Prefer scalars and vectors over other
        scalar types.
        (sort_and_splice_var_accesses): Set grp_different_types if appropriate.
        (sra_modify_expr): Use the original also when dealing with a complex
         or vector group accessed as multiple types.

2009-11-30  Richard Henderson  <rth@redhat.com>

        * config/i386/i386.c (avx_vperm2f128_parallel): New.
        * config/i386/i386-protos.h: Declare it.
        * config/i386/predicates.md (avx_vperm2f128_v8sf_operand,
        avx_vperm2f128_v8si_operand, avx_vperm2f128_v4df_operand): New.
        * config/i386/sse.md (avx_vperm2f128<mode>3): Change to expander.
        (*avx_vperm2f128<mode>_full): Renamed from avx_vperm2f128<mode>3.
        (*avx_vperm2f128<mode>_nozero): New.

2009-11-30  Richard Henderson  <rth@redhat.com>

        * config/i386/i386-builtin-types.def (V4DF_FTYPE_V4DF_V4DF_V4DI): New.
        (V8SF_FTYPE_V8SF_V8SF_V8SI): New.
        * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Support
        V4DF and V8SF for AVX; relax constraint on V4SF to SSE1 from SSE2.
        (IX86_BUILTIN_VEC_PERM_V4DF, IX86_BUILTIN_VEC_PERM_V8SF): New.
        (bdesc_args): Add them.
        (ix86_expand_builtin): Expand them.
        (expand_vec_perm_pshufb2): Only operate on 16-byte vectors.

2009-11-30  Martin Jambor  <mjambor@suse.cz>

        PR middle-end/42206
        * ipa-prop.c (ipa_write_node_info): Initialize note_count to zero.

2009-11-30  Jakub Jelinek  <jakub@redhat.com>

        * ipa-reference.c (propagate): Only dump bitmaps if computed.

2009-11-30  Olga Golovanevsky  <olga@il.ibm.com>

        PR middle-end/39806
        * ipa-struct-reorg.c (new_var_eq): Use DECL_UID to hash new variables.
        (new_var_hash): Likewise.
        (is_in_new_vars_htab): Likewise.
        (add_to_new_vars_htab): Likewise.

2009-11-30  Ira Rosen  <irar@il.ibm.com>

        * tree-vect-stmts.c (vectorizable_assignment): Support
        multiple types.

2009-11-30  Richard Guenther  <rguenther@suse.de>

        * doc/contrib.texi (Contributors): Add myself.

2009-11-30  Richard Guenther  <rguenther@suse.de>

        * tree.c (free_lang_data): Do not set debug_info_level to
        none if terse.

2009-11-30  Richard Guenther  <rguenther@suse.de>

        PR middle-end/42119
        PR fortran/38530
        * expr.c (expand_expr_addr_expr_1): Properly expand the initializer
        of CONST_DECLs.

2009-11-30  Richard Guenther  <rguenther@suse.de>

        * tree-into-ssa.c (insert_phi_nodes): Add PHI nodes in
        variable UID order.

2009-11-30  Richard Guenther  <rguenther@suse.de>

        * tree-dump.c (dump_option_value_in): Add TDF_NOUID.
        * tree-pass.h (TDF_NOUID): Likewise.
        * print-rtl.c: Include tree-pass.h.
        (print_mem_expr): Pass dump_flags.
        (print_rtx): Likewise.
        * print-tree.c: Include tree-pass.h.
        (print_node_brief): Handle TDF_NOUID.
        (print_node): Likewise.
        * tree-pretty-print.c (dump_decl_name): Likewise.
        (dump_generic_node): Likewise.
        * Makefile.in (print-rtl.o, print-tree.o): Add $(TREE_PASS_H)
        dependency.

2009-11-30  Nick Clifton  <nickc@redhat.com>

        * config/stormy16/stormy16-lib2-count-leading-zeros.c: Delete.
        * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Remove
        stormy16-lib2-count-leading-zeros.c.
        * config/stormy16/stormy16-lib2.c (__clzhi2): Move code from
        __stormy16_count_leading_zeros() into this function.
        (__ctzhi2): Use __builtin_clz.
        (__ffshi2): Likewise.

2009-11-30  Eric Botcazou  <ebotcazou@adacore.com>

        * config/sparc/sparc.c (DF_MODES): Simplify.
        (TF_ONLY_MODES, OF_ONLY_MODES): Delete.
        (TF_MODES, OF_MODES): Adjust for above change.
        (TF_MODES_NO_S, OF_MODES_NO_S): Likewise.
        *  config/sparc/sparc.h (REGNO_REG_CLASS): Move around.

2009-11-30  Paolo Bonzini  <bonzini@gnu.org>

        PR rtl-optimization/41812
        * fwprop.c (local_md, local_lr): New globals.
        (process_defs, process_uses): Remove local_md argument.  Never
        consider dead pseudos to have singleton def-use chains.
        (single_def_use_enter_block): Perform LR simulation.
        (build_single_def_use_links): Remove local_md local variable.
        Add DF_NOTE.  Allocate local_lr.
        (fwprop_done): Do not remove DF_CHAIN, we do not use it anymore.
        * df-problems.c (df_md_scratch): New.
        (df_md_alloc, df_md_free): Allocate/free it.
        (df_md_local_compute): Only include live registers in init.
        (df_md_transfer_function): Prune the in-set computed by
        the confluence function, and the gen-set too.

2009-11-30  Hans-Peter Nilsson  <hp@axis.com>

        PR rtl-optimization/40086
        * reorg.c (relax_delay_slots): When looking for redundant insn at
        the branch target, use next_real_insn, not next_active_insn.

2009-11-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * doc/install.texi: Update minimum MPC version to 0.8.

2009-09-09  Segher Boessenkool  <segher@kernel.crashing.org>

        * config/rs6000/rs6000.md (fnmaddsf4_powerpc_1): Remove
        HONOR_SIGNED_ZEROS final condition.
        (fnmsubsf4_powerpc_1): Same.
        (fnmadddf4_fpr_1): Same.
        (fnmsubdf4_fpr_1): Same.

2009-11-29  Ira Rosen  <irar@il.ibm.com>

        PR tree-optimization/42193
        * tree-vect-stmts.c (vectorizable_operation): Set vectorization factor
        to 1 in case of basic block SLP.
        (vectorizable_load): Likewise.

2009-11-28  Jan Hubicka  <jh@suse.cz>

        * cgraph.c (same_body_alias_1): Break out of
        (same_body_alias): ... here; remove comdat check; it is handled
        in cp already.
        (cgraph_add_thunk): New.
        (dump_cgraph_node): Dump aliases and thunks.
        * cgraph.h (cgraph_thunk_info): New structure.
        (struct cgraph_node): Add thunk info.
        (cgraph_add_thunk): New.
        * cgraphunit.c (cgraph_emit_thunks): Remove.
        (cgraph_finalize_compilation_unit): Do not call cgraph_emit_thunks.
        (assemble_thunk): New function.
        (cgraph_expand_function): Handle thunks.
        (thunk_adjust): New.
        (init_lowered_empty_function): New.
        * cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS):
        Remove.
        * lto-cgraph.c (lto_output_node): Stream thunk info.
        (input_node): Likewise.
        * langhooks.h (lang_hooks_for_callgraph): Remove emit_associated_thunks.
        * langhooks-def.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
        (LANG_HOOKS_CALLGRAPH_INITIALIZER): Update.
        * i386.c (x86_output_mi_thunk): Make output prettier.

2009-11-28  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/42183
        * tree-nrv.c (tree_nrv): Bail out if the RESULT_DECL has its
        address taken.  Merge the addressable state of the NRV
        variable and the result instead of copying it.

2009-11-28  Jakub Jelinek  <jakub@redhat.com>

        * matrix-reorg.c (analyze_matrix_allocation_site): Remove unused
        malloc_fname variable.
        (check_allocation_function): Remove unused gsi and bb_level_0
        variables.
        (transform_access_sites): Remove unused d_type_size and d_type_size_k
        variables.
        * omega.c (resurrect_subs): Remove unused n variable.
        (omega_solve_geq): Remove unused neweqns variable.
        * lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable.
        * tree-inline.c (declare_return_variable): Remove USE_P argument,
        return use instead of var.
        (remap_decl, remap_block): Remove unused fn variable.
        (expand_call_inline): Remove unused retvar variable, adjust
        declare_return_variable caller.
        (optimize_inline_calls): Remove unused prev_fn variable.
        * tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies
        variable.
        (vect_create_mask_and_perm): Remove unused group_size and dr_chain_size
        variables.
        * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR
        properly.
        * tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge
        variable.
        (vect_create_epilog_for_reduction): Remove unused bytesize variable.
        * omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb
        parameter.  Remove unused par_stmt variable.
        (determine_parallel_type): Adjust workshare_safe_to_combine_p caller.
        (expand_omp_sections): Remove unused l1 variable.
        (lower_omp_for): Remove unused ilist variable.
        * tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes):
        Remove unused has_upstream_mem_write_p variable.
        * recog.c (decode_asm_operands): Remove unused noperands variable.
        * tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and
        size2 variable.
        * libgcov.c (__gcov_merge_delta): Remove unused last variable.
        * tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused
        base_nm variable.
        (gen_conditions_for_pow): Remove unused ec variable.
        * tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size
        variable.
        * ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused
        fndecl variable.
        * tree-ssa-sink.c (statement_sink_location): Remove unused code
        variable.
        * regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid
        variables.
        * tree-complex.c (create_one_component_var): Remove unused inner_type
        variable.
        * calls.c (emit_call_1): Don't GEN_INT (struct_value_size)
        unnecessarily when GEN_*CALL omits that argument.
        * regrename.c (regrename_optimize): Remove unused regs_seen variable.
        (build_def_use): Remove unused icode variable.
        * ipa-pure-const.c (check_call): Remove unused callee and avail
        variables.
        * tree-dfa.c (add_referenced_var): Remove unused v_ann variable.
        * tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type
        variable.
        (vect_pattern_recog): Remove unused stmt variable.
        * sel-sched-ir.c (make_regions_from_the_rest): Remove unused
        new_regions variable.
        * postreload.c (reload_cse_simplify_operands): Remove unused mode
        variable.
        * tree-parloops.c (create_call_for_reduction_1): Remove unused
        addr_type variable.
        (create_parallel_loop): Remove unused res variable.
        (gen_parallel_loop): Remove unused nloop variable.
        * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
        * value-prof.c (gimple_mod_subtract_transform,
        gimple_stringops_transform): Remove unused value variable.
        (gimple_stringops_values_to_profile): Remove unused fcode variable.
        * tree-vrp.c (register_new_assert_for): Remove unused found variable.
        (vrp_visit_switch_stmt): Remove unused n variable.
        * tree-vect-stmts.c (vectorizable_conversion): Remove unused expr
        variable.
        (vectorizable_operation): Remove unused shift_p variable.
        (vectorizable_store): Remove unused first_stmt_vinfo variable.
        * tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable.
        * tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb
        variable.
        (vect_permute_store_chain): Remove unused scalar_dest variable.
        (vect_supportable_dr_alignment): Remove unused invariant_in_outerloop
        variable.
        * tree-ssa-threadupdate.c (thread_single_edge): Remove unused
        local_info variable.
        * tree-optimize.c (tree_rest_of_compilation): Remove unused node
        variable.
        * optabs.c (expand_binop): Remove unused equiv_value variable.
        (emit_libcall_block): Remove unused prev variable.
        (init_optabs): Remove unused int_mode variable.
        * tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node
        variable.
        (do_structure_copy): Remove unused lhsbase and rhsbase variables.
        (find_func_aliases): Remove unused rhstype variable.
        (ipa_pta_execute): Remove unused varid variable.

2009-11-28  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>

        * config/avr/avr.h (ASM_OUTPUT_EXTERNAL): Add.

2009-11-28  David Binderman  <dcb314@hotmail.com>

        * ira-color.c (put_allocno_into_bucket): Remove set but not used
        local variable hard_regs_num.
        * ira-lives.c (process_single_reg_class_operands): Remove cover_class.
        * loop-unswitch.c (unswitch_loop): Remove zero_bitmap.
        * lower-subreg.c (decompose_multiword_subregs): Remove next.

2009-11-27  Martin Jambor  <mjambor@suse.cz>

        PR middle-end/42006
        * tree-sra.c (get_replaced_param_substitute): Call create_tmp_var
        instead of create_tmp_var.  Set DECL_GIMPLE_REG_P to one manually
        for vector and complex types.
        (get_adjustment_for_base): Describe return value in the comment.

2009-11-27  Nick Clifton  <nickc@redhat.com>

        * longlong.h (count_leading_zeros): Define macro for stormy16 target.
        (COUNT_LEADING_ZEROS_0): Likewise.
        * config/stormy16/stormy16-lib2.c: Arrange for separate
        compilation of each function.
        (__ffshi2): New function.
        (__stormy16_count_leading_zeros): New function.
        * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Use stub files to
        compile each function into its own object file.
        (stormy16-lib2-ashlsi3.c): New stub file.
        (stormy16-lib2-ashrsi3.c): New stub file.
        (stormy16-lib2-clzhi2.c): New stub file.
        (stormy16-lib2-count-leading-zeros.c): New stub file.
        (stormy16-lib2-ctzhi2.c): New stub file.
        (stormy16-lib2-divsi3.c): New stub file.
        (stormy16-lib2-ffshi2.c): New stub file.
        (stormy16-lib2-lshrsi3.c): New stub file.
        (stormy16-lib2-modsi3.c): New stub file.
        (stormy16-lib2-parityhi2.c): New stub file.
        (stormy16-lib2-popcounthi2.c): New stub file.
        (stormy16-lib2-udivmodsi4.c): New stub file.
        (stormy16-lib2-udivsi3.c): New stub file.
        (stormy16-lib2-umodsi3.c): New stub file.

2009-11-27  Richard Henderson  <rth@redhat.com>

        * config/i386/sse.md (vec_interleave_highv16qi,
        vec_interleave_lowv16qi, vec_interleave_highv8hi,
        vec_interleave_lowv8hi, vec_interleave_highv4si,
        vec_interleave_lowv4si, vec_interleave_highv2di,
        vec_interleave_lowv2di, vec_interleave_highv4sf,
        vec_interleave_lowv4sf, vec_interleave_highv2df,
        vec_interleave_lowv2df): Remove expanders.
        (sse_unpcklps, sse_unpckhps, sse2_unpckhpd_exp, sse2_unpcklpd_exp,
        sse2_punpckhqdq, sse2_punpcklqdq, sse2_punpckhbw, sse2_punpcklbw,
        sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq):
        Rename to their proper vec_interleave equivalent.  Update all users
        to the new name.
        * config/i386/i386.c, config/i386/i386.md: Update all users.

2009-11-27  Michael Matz  <matz@suse.de>

        PR rtl-optimization/42084
        * cfgexpand.c (maybe_cleanup_end_of_block): Add new parameter,
        use it to stop walking.
        (expand_gimple_cond): Adjust call to above.

2009-11-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        PR target/41810
        * gthr-solaris.h (__gthread_mutex_destroy): Remove UNUSED.
        [SUPPORTS_WEAK && GTHREAD_USE_WEAK] (__gthread_active_p): Use
        __extension__ to allow cast from function pointer to object
        pointer in C++.
        * doc/install.texi (--enable-threads): Clarify use of Solaris threads.

2009-11-27  Steven Bosscher  <steven@gcc.gnu.org>

        * config/ia64/itanium1.md: Remove.
        * config/ia64/ia64.md: Do not include it.
        * config/ia64/ia64.c (ia64_handle_option): Remove "itanium",
        "itanium1", and "merced" from the processor alias table.
        (clocks, add_cycles): Remove global variables.
        (ia64_sched_reorder2): Don't set/use them.
        (ia64_dfa_new_cycle, ia64_h_i_d_extended, ia64_reorg): Likewise.
        (bundling): Likewise. Remove extra pass for MMMUL/MMSHF.

2009-11-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config/s390/s390.c (last_scheduled_insn): New variable.
        (s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
        functions.
        (s390_sched_reorder, s390_sched_variable_issue): New functions.
        (TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
        defined.

2009-11-27  Michael Matz  <matz@suse.de>

        PR c++/41906
        * tree-eh.c (lower_catch): Stop after expanding a catch-all.

2009-11-27  Richard Guenther  <rguenther@suse.de>

        * timevar.def (TV_LOOP_MOVE_INVARIANTS, TV_LOOP_UNSWITCH,
        TV_LOOP_UNROLL, TV_LOOP_DOLOOP): New timevars.
        * loop-init.c (pass_rtl_move_loop_invariants): Use
        TV_LOOP_MOVE_INVARIANTS.
        (pass_rtl_unswitch): Use TV_LOOP_UNSWITCH.
        (pass_rtl_unroll_and_peel): Use TV_LOOP_UNROLL.
        (pass_rtl_doloop): Use TV_LOOP_DOLOOP.

2009-11-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * emit-rtl.c (next_active_insn, prev_active_insn): Correct comment.

2009-11-27  Jakub Jelinek  <jakub@redhat.com>

        * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
        unused insn variable.
        * genemit.c (output_peephole2_scratches): Only declare and initialize
        _regs_allocated if it will be ever used.
        * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
        succ_bb variable.
        (create_empty_loop_on_edge): Remove unused freq and cnt variables.
        * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
        variable.

        * opts.c (decode_options): If optimize is bigger than 255,
        set it to 255.

2009-11-26  Richard Henderson  <rth@redhat.com>

        * config/i386/sse.md (mulv16qi3): Change back from an expander
        to an insn-and-split.
        (mulv4si): Mention AVX not XOP for AVX exception.
        (*sse2_mulv4si3): Likewise.
        (mulv2di3): Use vmulld not vpmacsdd for XOP expansion.  Tidy.

2009-11-26  Bernd Schmidt  <bernd.schmidt@analog.com>

        * cfgexpand (n_stack_vars_conflict): New static variable.
        (triangular_index): Reduce likelyhood of overflow by performing
        the division before the multiplication.
        (resize_stack_vars_conflict): Call fatal_error if overflow
        occurred in triangular_index.  Update n_stack_vars_conflict.

        PR rtl-opt/38582
        * regrename.c (struct du_chain): Remove member earlyclobber.
        (scan_rtx_reg): Don't set it.  Remove argument earlyclobber,
        all callers changed.
        (scan_rtx): Remove argument earlyclobber, all callers changed.
        (hide_operands, restore_operands, record_out_operands): New functions,
        broken out of build_def_use.
        (build_def_use): Call them as necessary.

        * regrename.c (struct du_head): New members id, conflicts,
        hard_conflicts and cannot_rename.
        (enum scan_actions): Remove terminate_all_read and
        terminate_overlapping_read; add mark_all_read.
        (scan_actions_name): Likewise.
        (du_head_p): New typedef.  Define a vector type for it.
        (id_to_chain): New static variable.
        (note_sets, clear_dead_regs): Delete functions.
        (free_chain_data): New function.
        (merge_overlapping_regs): Simply walk the conflicts bitmap.
        Remove argument B, all callers changed.
        (regrename_optimize): Allocate id_to_chain.  Ignore chains that have
        the cannot_rename bit set.  Update regno and nregs of a renamed chain.
        Call free_chain_data when done.
        (do_replace): Remove death notes when the renamed reg is set in the
        last insn; add them if not.
        (mark_conflict, note_sets_clobbers): New static function.
        (fail_current_block, current_id, open_chains_set, live_hard_regs): New
        static variables.
        (scan_rtx_reg): Keep track of conflicts between chains, and between
        chains and hard regs.  Don't terminate chains when we find a read we
        can't handle, mark it unrenameable instead.  For terminate_write,
        terminate chains that are written with an exact match or a superset
        of registers.  Set fail_current_block if multi-word lifetimes are too
        complex to handle.
        (scan_rtx_address): Use mark_all_read instead of terminate_all_read.
        (build_def_use): Initialize current_id, live_chains and live_hard_regs;
        free memory for them when done.
        Rearrange the steps so that earlyclobbers are noted before reads
        are processed.  Add new steps to keep track of hard register lifetimes
        outside insn operands.

2009-11-26  Richard Guenther  <rguenther@suse.de>

        * tree-ssa-dce.c (nr_walks): New variable.
        (mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
        (perform_tree_ssa_dce): Init nr_walks.

2009-11-26  Michael Matz  <matz@suse.de>

        PR tree-optimization/41905
        * tree-eh.c (lower_eh_constructs_2): Don't add assignments
        below statements that can't fall thru.

2009-11-26  Michael Matz  <matz@suse.de>

        * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
        expand_builtin_sprintf): Remove.
        (expand_builtin): Don't call them.

2009-11-26  Richard Guenther  <rguenther@suse.de>

        * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.

2009-11-26  Nick Clifton  <nickc@redhat.com>

        * config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
        being used incorrectly.
        (rx_function_ok_for_sibcall): New function.  Do not allow indirect
        sibcalls, or sibcalls from interrupt functions.
        (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
        * config/rx/rx.md (sibcall): Convert to a define_expand.  Check
        for a MEM inside a MEM.
        (sibcall_value): Likewise.
        (sibcall_internal): New pattern containing old sibcall pattern.
        (sibcall_value_internal): Likewise.

2009-11-25  Richard Henderson  <rth@redhat.com>

        * config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
        optional 3rd argument to define the mode.
        * config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
        (V2UDI, V4USI, V8UHI, V16UQI): New.
        (V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
        V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
        V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
        * config/i386/i386-modes.def: Rearrange for double-wide AVX.
        * config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
        * config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
        (bdesc_args): Add the builtin definitions to match.
        (ix86_expand_builtin): Expand them.
        (ix86_builtin_vectorization_cost): Rename from
        x86_builtin_vectorization_cost.
        (ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
        doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
        expand_vec_perm_blend, expand_vec_perm_vpermil,
        expand_vec_perm_pshufb, expand_vec_perm_1,
        expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
        expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
        expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
        ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
        ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
        ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
        TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
        * sse.md (SSEMODE_EO): New.
        (vec_extract_even<mode>): Use SSEMODE_EO and
        ix86_expand_vec_extract_even_odd.
        (vec_extract_odd<mode>): Likewise.
        (mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
        vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.

2009-11-25  Richard Henderson  <rth@redhat.com>

        * target.h (targetm.vectorize.builtin_vec_perm_ok): New.
        * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
        * hooks.h, hooks.c (hook_bool_tree_tree_true): New.
        * tree-vect-slp.c (vect_create_mask_and_perm): Don't create
        the vector constant here...
        (vect_transform_slp_perm_load): ... do it here instead.  Validate
        that the permutation vector is implementable by the target.

2009-11-25  Jakub Jelinek  <jakub@redhat.com>

        * config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
        * config/rs6000/sysv4.h (TARGET_REGNAMES): Define.

        * print-rtl.c (print_rtx): When printing newline, append
        print_rtx_head and indentation after the newline.

        PR target/42165
        * config/i386/i386.c (print_operand): For 32-byte memory use
        YMMWORD in -masm=intel mode.  Use TBYTE instead of XWORD.
        * config/i386/i386.md (crc32modesuffix): Expand to nothing
        in -masm=intel mode.
        (sse4_2_crc32di): Print just crc32 instead of crc32q in
        -masm=intel mode.
        * config/i386/mmx.md (*mmx_pinsrw): Print correct size of
        memory operand in -masm=intel mode.
        * config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
        *sse2_pinsrw): Likewise.
        (sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
        q suffix in -masm=intel mode.

2009-11-25  Eric Botcazou  <ebotcazou@adacore.com>

        PR target/10127
        PR ada/20548
        PR middle-end/42004
        * dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
        (dwarf2out_stack_adjust): ...this.  Do not adjust the arg size for
        ACCUMULATE_OUTGOING_ARGS targets.  Rename former version to...
        (dwarf2out_notice_stack_adjust): ...this.  Adjust for above renaming.
        (dwarf2out_frame_debug_expr): Revert previous change and adjust for
        above renaming.
        (dwarf2out_frame_debug): Add ??? comment.  Adjust for above renaming.

2009-11-25  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/predicates.md (emms_operation): New predicate.
        (vzeroupper_operation): Ditto.
        (vzeroall_operation): Improve pattern recognition.
        * config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
        (avx_vzeroupper): Change insn pattern to expander.
        (*avx_vzeroupper): New insn pattern.  Use vzeroupper_operation
        predicate.
        (*avx_vzeroall): Remove operands 1 and 2.
        * config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
        (mmx_femms): Ditto.
        (*mmx_emms): New insn pattern.  Use emms_operation predicate.
        (*mmx_femms): Ditto.
        * config/i386/i386.c (enum ix86_builtins)
        <IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
        (struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
        Remove initailization.
        <CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.

2009-11-25  Paul Brook  <paul@codesourcery.com>

        * config/arm/arm.md (consttable_4): Handle (high ...).

2009-11-25  Robert Nelson  <robert.nelson@digikey.com>
            Richard Earnshaw  <rearnsha@arm.com>

        * arm.h (enum vfp_reg_type): Add VFP_NONE.
        * arm.c (all_fpus): Use it for floating point units that aren't based
        on the VFP architecture.
        (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
        enum machine_mode.

2009-11-25  H.J. Lu  <hongjiu.lu@intel.com>

        * alias.c: Remove trailing white spaces.
        * alloc-pool.c: Likewise.
        * alloc-pool.h: Likewise.
        * attribs.c: Likewise.
        * auto-inc-dec.c: Likewise.
        * basic-block.h: Likewise.
        * bb-reorder.c: Likewise.
        * bt-load.c: Likewise.
        * builtins.c: Likewise.
        * builtins.def: Likewise.
        * c-common.c: Likewise.
        * c-common.h: Likewise.
        * c-cppbuiltin.c: Likewise.
        * c-decl.c: Likewise.
        * c-format.c: Likewise.
        * c-lex.c: Likewise.
        * c-omp.c: Likewise.
        * c-opts.c: Likewise.
        * c-parser.c: Likewise.
        * c-pretty-print.c: Likewise.
        * c-tree.h: Likewise.
        * c-typeck.c: Likewise.
        * caller-save.c: Likewise.
        * calls.c: Likewise.
        * cfg.c: Likewise.
        * cfganal.c: Likewise.
        * cfgexpand.c: Likewise.
        * cfghooks.c: Likewise.
        * cfghooks.h: Likewise.
        * cfglayout.c: Likewise.
        * cfgloop.c: Likewise.
        * cfgloop.h: Likewise.
        * cfgloopmanip.c: Likewise.
        * cfgrtl.c: Likewise.
        * cgraph.c: Likewise.
        * cgraph.h: Likewise.
        * cgraphbuild.c: Likewise.
        * cgraphunit.c: Likewise.
        * cif-code.def: Likewise.
        * collect2.c: Likewise.
        * combine.c: Likewise.
        * convert.c: Likewise.
        * coverage.c: Likewise.
        * crtstuff.c: Likewise.
        * cse.c: Likewise.
        * cselib.c: Likewise.
        * dbgcnt.c: Likewise.
        * dbgcnt.def: Likewise.
        * dbgcnt.h: Likewise.
        * dbxout.c: Likewise.
        * dce.c: Likewise.
        * ddg.c: Likewise.
        * ddg.h: Likewise.
        * defaults.h: Likewise.
        * df-byte-scan.c: Likewise.
        * df-core.c: Likewise.
        * df-problems.c: Likewise.
        * df-scan.c: Likewise.
        * df.h: Likewise.
        * dfp.c: Likewise.
        * diagnostic.c: Likewise.
        * diagnostic.h: Likewise.
        * dominance.c: Likewise.
        * domwalk.c: Likewise.
        * double-int.c: Likewise.
        * double-int.h: Likewise.
        * dse.c: Likewise.
        * dwarf2asm.c: Likewise.
        * dwarf2asm.h: Likewise.
        * dwarf2out.c: Likewise.
        * ebitmap.c: Likewise.
        * ebitmap.h: Likewise.
        * emit-rtl.c: Likewise.
        * et-forest.c: Likewise.
        * except.c: Likewise.
        * except.h: Likewise.
        * expmed.c: Likewise.
        * expr.c: Likewise.
        * expr.h: Likewise.
        * final.c: Likewise.
        * flags.h: Likewise.
        * fold-const.c: Likewise.
        * function.c: Likewise.
        * function.h: Likewise.
        * fwprop.c: Likewise.
        * gcc.c: Likewise.
        * gcov-dump.c: Likewise.
        * gcov-io.c: Likewise.
        * gcov-io.h: Likewise.
        * gcov.c: Likewise.
        * gcse.c: Likewise.
        * genattr.c: Likewise.
        * genattrtab.c: Likewise.
        * genautomata.c: Likewise.
        * genchecksum.c: Likewise.
        * genconfig.c: Likewise.
        * genflags.c: Likewise.
        * gengtype-parse.c: Likewise.
        * gengtype.c: Likewise.
        * gengtype.h: Likewise.
        * genmddeps.c: Likewise.
        * genmodes.c: Likewise.
        * genopinit.c: Likewise.
        * genpreds.c: Likewise.
        * gensupport.c: Likewise.
        * ggc-common.c: Likewise.
        * ggc-page.c: Likewise.
        * ggc-zone.c: Likewise.
        * ggc.h: Likewise.
        * gimple-iterator.c: Likewise.
        * gimple-low.c: Likewise.
        * gimple-pretty-print.c: Likewise.
        * gimple.c: Likewise.
        * gimple.def: Likewise.
        * gimple.h: Likewise.
        * gimplify.c: Likewise.
        * graphds.c: Likewise.
        * graphite-clast-to-gimple.c: Likewise.
        * gthr-nks.h: Likewise.
        * gthr-posix.c: Likewise.
        * gthr-posix.h: Likewise.
        * gthr-posix95.h: Likewise.
        * gthr-single.h: Likewise.
        * gthr-tpf.h: Likewise.
        * gthr-vxworks.h: Likewise.
        * gthr.h: Likewise.
        * haifa-sched.c: Likewise.
        * hard-reg-set.h: Likewise.
        * hooks.c: Likewise.
        * hooks.h: Likewise.
        * hosthooks.h: Likewise.
        * hwint.h: Likewise.
        * ifcvt.c: Likewise.
        * incpath.c: Likewise.
        * init-regs.c: Likewise.
        * integrate.c: Likewise.
        * ipa-cp.c: Likewise.
        * ipa-inline.c: Likewise.
        * ipa-prop.c: Likewise.
        * ipa-pure-const.c: Likewise.
        * ipa-reference.c: Likewise.
        * ipa-struct-reorg.c: Likewise.
        * ipa-struct-reorg.h: Likewise.
        * ipa-type-escape.c: Likewise.
        * ipa-type-escape.h: Likewise.
        * ipa-utils.c: Likewise.
        * ipa-utils.h: Likewise.
        * ipa.c: Likewise.
        * ira-build.c: Likewise.
        * ira-color.c: Likewise.
        * ira-conflicts.c: Likewise.
        * ira-costs.c: Likewise.
        * ira-emit.c: Likewise.
        * ira-int.h: Likewise.
        * ira-lives.c: Likewise.
        * ira.c: Likewise.
        * jump.c: Likewise.
        * lambda-code.c: Likewise.
        * lambda-mat.c: Likewise.
        * lambda-trans.c: Likewise.
        * lambda.h: Likewise.
        * langhooks.c: Likewise.
        * lcm.c: Likewise.
        * libgcov.c: Likewise.
        * lists.c: Likewise.
        * loop-doloop.c: Likewise.
        * loop-init.c: Likewise.
        * loop-invariant.c: Likewise.
        * loop-iv.c: Likewise.
        * loop-unroll.c: Likewise.
        * lower-subreg.c: Likewise.
        * lto-cgraph.c: Likewise.
        * lto-compress.c: Likewise.
        * lto-opts.c: Likewise.
        * lto-section-in.c: Likewise.
        * lto-section-out.c: Likewise.
        * lto-streamer-in.c: Likewise.
        * lto-streamer-out.c: Likewise.
        * lto-streamer.c: Likewise.
        * lto-streamer.h: Likewise.
        * lto-symtab.c: Likewise.
        * lto-wpa-fixup.c: Likewise.
        * matrix-reorg.c: Likewise.
        * mcf.c: Likewise.
        * mode-switching.c: Likewise.
        * modulo-sched.c: Likewise.
        * omega.c: Likewise.
        * omega.h: Likewise.
        * omp-low.c: Likewise.
        * optabs.c: Likewise.
        * optabs.h: Likewise.
        * opts-common.c: Likewise.
        * opts.c: Likewise.
        * params.def: Likewise.
        * params.h: Likewise.
        * passes.c: Likewise.
        * plugin.c: Likewise.
        * postreload-gcse.c: Likewise.
        * postreload.c: Likewise.
        * predict.c: Likewise.
        * predict.def: Likewise.
        * pretty-print.c: Likewise.
        * pretty-print.h: Likewise.
        * print-rtl.c: Likewise.
        * print-tree.c: Likewise.
        * profile.c: Likewise.
        * read-rtl.c: Likewise.
        * real.c: Likewise.
        * recog.c: Likewise.
        * reg-stack.c: Likewise.
        * regcprop.c: Likewise.
        * reginfo.c: Likewise.
        * regmove.c: Likewise.
        * regrename.c: Likewise.
        * regs.h: Likewise.
        * regstat.c: Likewise.
        * reload.c: Likewise.
        * reload1.c: Likewise.
        * resource.c: Likewise.
        * rtl.c: Likewise.
        * rtl.def: Likewise.
        * rtl.h: Likewise.
        * rtlanal.c: Likewise.
        * sbitmap.c: Likewise.
        * sched-deps.c: Likewise.
        * sched-ebb.c: Likewise.
        * sched-int.h: Likewise.
        * sched-rgn.c: Likewise.
        * sched-vis.c: Likewise.
        * sdbout.c: Likewise.
        * sel-sched-dump.c: Likewise.
        * sel-sched-dump.h: Likewise.
        * sel-sched-ir.c: Likewise.
        * sel-sched-ir.h: Likewise.
        * sel-sched.c: Likewise.
        * sel-sched.h: Likewise.
        * sese.c: Likewise.
        * sese.h: Likewise.
        * simplify-rtx.c: Likewise.
        * stack-ptr-mod.c: Likewise.
        * stmt.c: Likewise.
        * stor-layout.c: Likewise.
        * store-motion.c: Likewise.
        * stringpool.c: Likewise.
        * stub-objc.c: Likewise.
        * sync-builtins.def: Likewise.
        * target-def.h: Likewise.
        * target.h: Likewise.
        * targhooks.c: Likewise.
        * targhooks.h: Likewise.
        * timevar.c: Likewise.
        * tlink.c: Likewise.
        * toplev.c: Likewise.
        * toplev.h: Likewise.
        * tracer.c: Likewise.
        * tree-affine.c: Likewise.
        * tree-affine.h: Likewise.
        * tree-browser.def: Likewise.
        * tree-call-cdce.c: Likewise.
        * tree-cfg.c: Likewise.
        * tree-cfgcleanup.c: Likewise.
        * tree-chrec.c: Likewise.
        * tree-chrec.h: Likewise.
        * tree-complex.c: Likewise.
        * tree-data-ref.c: Likewise.
        * tree-data-ref.h: Likewise.
        * tree-dfa.c: Likewise.
        * tree-dump.c: Likewise.
        * tree-dump.h: Likewise.
        * tree-eh.c: Likewise.
        * tree-flow-inline.h: Likewise.
        * tree-flow.h: Likewise.
        * tree-if-conv.c: Likewise.
        * tree-inline.c: Likewise.
        * tree-into-ssa.c: Likewise.
        * tree-loop-distribution.c: Likewise.
        * tree-loop-linear.c: Likewise.
        * tree-mudflap.c: Likewise.
        * tree-nested.c: Likewise.
        * tree-nomudflap.c: Likewise.
        * tree-nrv.c: Likewise.
        * tree-object-size.c: Likewise.
        * tree-optimize.c: Likewise.
        * tree-outof-ssa.c: Likewise.
        * tree-parloops.c: Likewise.
        * tree-pass.h: Likewise.
        * tree-phinodes.c: Likewise.
        * tree-predcom.c: Likewise.
        * tree-pretty-print.c: Likewise.
        * tree-profile.c: Likewise.
        * tree-scalar-evolution.c: Likewise.
        * tree-ssa-address.c: Likewise.
        * tree-ssa-alias.c: Likewise.
        * tree-ssa-ccp.c: Likewise.
        * tree-ssa-coalesce.c: Likewise.
        * tree-ssa-copy.c: Likewise.
        * tree-ssa-copyrename.c: Likewise.
        * tree-ssa-dce.c: Likewise.
        * tree-ssa-dom.c: Likewise.
        * tree-ssa-dse.c: Likewise.
        * tree-ssa-forwprop.c: Likewise.
        * tree-ssa-ifcombine.c: Likewise.
        * tree-ssa-live.c: Likewise.
        * tree-ssa-live.h: Likewise.
        * tree-ssa-loop-ch.c: Likewise.
        * tree-ssa-loop-im.c: Likewise.
        * tree-ssa-loop-ivcanon.c: Likewise.
        * tree-ssa-loop-ivopts.c: Likewise.
        * tree-ssa-loop-manip.c: Likewise.
        * tree-ssa-loop-niter.c: Likewise.
        * tree-ssa-loop-prefetch.c: Likewise.
        * tree-ssa-loop-unswitch.c: Likewise.
        * tree-ssa-loop.c: Likewise.
        * tree-ssa-math-opts.c: Likewise.
        * tree-ssa-operands.c: Likewise.
        * tree-ssa-operands.h: Likewise.
        * tree-ssa-phiopt.c: Likewise.
        * tree-ssa-phiprop.c: Likewise.
        * tree-ssa-pre.c: Likewise.
        * tree-ssa-propagate.c: Likewise.
        * tree-ssa-reassoc.c: Likewise.
        * tree-ssa-sccvn.c: Likewise.
        * tree-ssa-sink.c: Likewise.
        * tree-ssa-structalias.c: Likewise.
        * tree-ssa-ter.c: Likewise.
        * tree-ssa-threadedge.c: Likewise.
        * tree-ssa-threadupdate.c: Likewise.
        * tree-ssa-uncprop.c: Likewise.
        * tree-ssa.c: Likewise.
        * tree-ssanames.c: Likewise.
        * tree-switch-conversion.c: Likewise.
        * tree-tailcall.c: Likewise.
        * tree-vect-data-refs.c: Likewise.
        * tree-vect-generic.c: Likewise.
        * tree-vect-loop-manip.c: Likewise.
        * tree-vect-loop.c: Likewise.
        * tree-vect-patterns.c: Likewise.
        * tree-vect-slp.c: Likewise.
        * tree-vect-stmts.c: Likewise.
        * tree-vectorizer.c: Likewise.
        * tree-vectorizer.h: Likewise.
        * tree-vrp.c: Likewise.
        * tree.c: Likewise.
        * tree.def: Likewise.
        * tree.h: Likewise.
        * treestruct.def: Likewise.
        * unwind-compat.c: Likewise.
        * unwind-dw2-fde-glibc.c: Likewise.
        * unwind-dw2.c: Likewise.
        * value-prof.c: Likewise.
        * value-prof.h: Likewise.
        * var-tracking.c: Likewise.
        * varasm.c: Likewise.
        * varpool.c: Likewise.
        * vec.c: Likewise.
        * vec.h: Likewise.
        * vmsdbgout.c: Likewise.
        * web.c: Likewise.
        * xcoffout.c: Likewise.

2009-11-24  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        * pa.c (output_call): Only use sr4 for long interspace calls if
        call binds local and generating non PIC code.
        (attr_length_call): Adjust length calculation for above.

2009-11-25  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
        (add<mode>3_carry): Change operand order of plus RTX.
        (*add<mode>3_carry): Ditto.
        (*addsi3_carry_zext): Ditto.
        (*add<dwi>3_doubleword): Update for changed operand order.
        (*negti2_1 splitter): Ditto.
        (*negdi2_1 splitter): Ditto.
        (<plusminus_insn><mode>3_carry): Macroize expander from
        {add,sub}<mode>3_carry patterns using plusminus code iterator.
        (*<plusminus_insn><mode>3_carry): Macroize insn from
        *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
        (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
        patterns using SDWIM mode iterator.
        (*neg<dwi>2_doubleword): New insn_and_split pattern.  Macroize
        pattern from *neg{di,ti}2_1 patterns and corresponding splitters
        using DWIH mode iterator.
        (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
        using SWI mode iterator.
        (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
        (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
        patterns using SWIM mode iterator.
        (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
        patterns using SWI248 mode iterator.
        (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
        patterns using SWI mode iterator.
        (*one_cmpl<mode>2_2 splitter): Macroize splitter from
        one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.

2009-11-24  Michael Matz  <matz@suse.de>

        * expr.c (set_storage_via_libcall): Fix build_call_expr call.

2009-11-24  David Binderman  <dcb314@hotmail.com>

        * expr.c (store_field): Remove set but not used local variable
        width_mask.
        (expand_expr_real_2): Remove treeop2.
        * gcse.c (update_ld_motion_stores): Remove new_rtx.
        * haifa-sched.c (max_issue): Remove points.
        (sched_create_recovery_edges): Remove e.
        * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.

2009-11-24  Nick Clifton  <nickc@redhat.com>

        * config/v850/v850.c (function_arg): Fix handling of zero-length
        function arguments.

2009-11-24  Michael Matz  <matz@suse.de>

        * tree.h (union tree_ann_d): Don't declare.
        (tree_base): Remove ann field.
        (struct var_ann_d): Declare forward.
        (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
        (DECL_VAR_ANN_PTR): New macro.
        * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
        accept only VAR, PARM or RESULT decls.
        (create_tree_common_ann): Remove.
        (remove_referenced_var): Use DECL_VAR_ANN_PTR.
        * tree-eh.c (lookup_expr_eh_lp): Remove.
        * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
        DECL_VAR_ANN_PTR.
        (ann_type, tree_common_ann, get_tree_common_ann): Remove.
        * tree-flow.h (enum tree_ann_type): Remove.
        (struct tree_ann_common_d): Remove.
        (struct var_ann_d): Remove common field.
        (union tree_ann_d): Remove.
        (tree_ann_t, tree_ann_common_t): Remove typedefs.
        (tree_common_ann, get_tree_common_ann, ann_type,
        create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
        * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
        * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
        * builtins.c (expand_builtin_memcpy): Use
        currently_expanding_gimple_stmt instead of tree annotation.
        (expand_builtin_memset_args): Ditto.
        * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
        (expand_call_stmt): Don't set tree annotation.
        (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
        * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
        * gimple.h (currently_expanding_gimple_stmt): Declare.

2009-11-24  Paolo Carlini  <paolo.carlini@oracle.com>

        * dwarf2out.c (add_location_or_const_value_attribute): Remove
        useless NOTE_VAR_LOCATION_STATUS call.
        * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.

2009-11-24  Rafael Avila de Espindola  <espindola@google.com>

        * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
        being called recursively.

2009-11-24  Basile Starynkevitch  <basile@starynkevitch.net>

        * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
        $(MD5_H) params.def params.h prefix.h tree-inline.h.

2009-11-24  Paul Brook  <paul@codesourcery.com>

        * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
        typo.

2009-11-24  Julian Brown  <julian@codesourcery.com>
            Paul Brook  <paul@codesourcery.com>

        * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
        (arm_dwarf_register_span): New function.
        (arm_dbx_register_number): Add VFPv3 dwarf numbering.

2009-11-24  David Binderman  <dcb314@hotmail.com>

        * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
        local variable bb_note.
        * dominance.c (get_dominated_by): Likewise local var n.
        (output_file_names): Likewise local var idx.
        (add_location_or_const_value_attribute): Likewise local var status.
        * dwarf2out.c (gen_variable_die): Likewise local var field.
        * emit-rtl.c (no_line_numbers): Remove.
        (init_emit_once): Remove line_numbers parameter.
        * rtl.h (init_emit_once): Adjust prototype.
        * toplev.c (backend_init): Adjust init_emit_once call.

2009-11-24  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/42142
        * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
        Handle iv-dependent (non-)kills properly.
        (mark_aliased_reaching_defs_necessary): Pass the basic-block
        of the reference statement to mark_aliased_reaching_defs_necessary_1.

2009-11-24  Martin Jambor  <mjambor@suse.cz>

        PR tree-optimization/42154
        * tree-sra.c (struct access): Added comments.
        (sra_modify_expr): Build references to the old aggregate with
        build_ref_for_offset instead of reusing access->expr.
        (load_assign_lhs_subreplacements): Likewise.

2009-11-24  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (add<mode>3_carry): Change insn pattern
        to expander.
        (sub<mode>3_carry): Ditto.
        (x86_mov<mode>cc_0_m1): Ditto.
        (*add<mode>3_carry): New insn pattern.  Use VOIDmode match_operator
        for ix86_carry_flag_operator operator predicate.
        (*sub<mode>3_carry): Ditto.
        (*x86_mov<mode>cc_0_m1): Ditto.
        (*addsi3_carry_zext): Use VOIDmode match_operator for
        ix86_carry_flag_operator operator predicate.
        (*subsi3_carry_zext): Ditto.
        (*x86_mov<mode>cc_0_m1_s): Ditto.
        (*x86_mov<mode>cc_0_m1_neg): Ditto.
        * config/i386/predocates.md (ix86_carry_flag_operator): Do not
        check operator sub-expressions for FLAGS_REG and const0_rtx.
        * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
        (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
        (ix86_expand_int_addcc): Update calls to
        gen_{add,sub}{qi,hi,si,di}3_carry.  Do not set mode of compare_op.
        (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
        Do not set mode of compare operation.

2009-11-23  Jan Hubicka  <jh@suse.cz>

        PR middle-end/42151
        * ipa-inline.c (inline_transform): Avoid ICE when transform is called
        twice.

2009-11-23  Jan Hubicka  <jh@suse.cz>

        * ipa-cp.c (ipcp_compute_node_scale): Work around completely
        wrong profile updates.
        * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
        having largest frequency.
        * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
        used uninitalized warning.
        * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
        frequencies.

2009-11-23  Uros Bizjak  <ubizjak@gmail.com>

        * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
        of gen_rtx_REG to generate operand 5.
        (*cmp_ssub_sidi): Ditto.

2009-11-23  Richard Henderson  <rth@redhat.com>

        * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
        mismatch.

2009-11-23  Paul Brook  <paul@codesourcery.com>

        * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
        case for noreturn functions.
        (arm_compute_save_reg_mask): Remove special noreturn handling.

2009-11-23  Richard Guenther  <rguenther@suse.de>

        * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
        size for DECL bases.

2009-11-22  Richard Henderson  <rth@redhat.com>

        * i386.c (avx_vpermilp_parallel): New function.
        * i386-protos.h: Declare it.
        * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
        avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
        * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
        (ssescalarnum, ssedoublesizemode): Add AVX modes.
        (vpermilbits): Remove.
        (avx_vpermil<mode>): Change insns to expanders.
        (*avx_vpermil<mode>): New.  Use vec_select.

2009-11-22  Richard Earnshaw  <rearnsha@arm.com>

        * opts.c (decode_options): Don't enable flag_schedule_insns
        when optimizing for size.
        * doc/invoke.texi: Document change.

2009-11-22  Uros Bizjak  <ubizjak@gmail.com>

        PR target/42113
        * config/alpha/alpha.md (*cmp_sadd_si): Change mode
        of scratch register to SImode.
        (*cmp_sadd_sidi): Ditto.
        (*cmp_ssub_si): Ditto.
        (*cmp_ssub_sidi): Ditto.

2009-11-21  Ian Lance Taylor  <iant@google.com>

        * Makefile.in (HOST_LIBS): Move higher in file.
        (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
        is not empty, set to $(CC) and $(CFLAGS).

2009-11-22  Martin Jambor  <mjambor@suse.cz>

        * tree-cfg.c (verify_types_in_gimple_reference): Error out on
        V_C_E of an SSA_NAME or an invariant if lvalue is required.
        (verify_gimple_call): Verify LHS also with with
        verify_types_in_gimple_reference.

2009-11-21  Martin Jambor  <mjambor@suse.cz>

        PR middle-end/42025
        * tree-sra.c (access_precludes_ipa_sra_p): New function.
        (splice_param_accesses): Check all accesses by calling
        access_precludes_ipa_sra_p.
        (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
        not convert types if it is true.
        (sra_ipa_modify_assign): Convert types in case of mismatch.

2009-11-21  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>

        * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
        for operand 1.

2009-11-21  Adam Nemet  <adambnemet@gmail.com>

        * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
        (mips_mulsidi3_gen_fn): Declare new function.
        * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
        * config/mips/mips.md (<u>mulsidi3): Change condition to use
        mips_mulsidi3_gen_fn.  Use mips_mulsidi3_gen_fn to generate the insn.
        (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
        (mulsidi3_64bit_dmul): New define_insn.

2009-11-21  Ben Elliston  <bje@au.ibm.com>

        * gengtype-lex.l: Enable noinput flex option.
        (YY_NO_INPUT): Remove define.

2009-11-21  Alexandre Oliva  <aoliva@redhat.com>

        * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
        (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
        (insert_debug_temps_for_defs): Handle PHI nodes.
        * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
        SSA names.

2009-11-21  Alexandre Oliva  <aoliva@redhat.com>

        * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
        after remove_phi_node.

2009-11-21  Alexandre Oliva  <aoliva@redhat.com>

        PR tree-optimization/42078
        * gimple.h (gimple_replace_lhs): New declaration.
        * gimple.c (gimple_replace_lhs): New function.
        * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
        modifying the call.

2009-11-20  Sebastian Pop  <sebastian.pop@amd.com>

        * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
        (xop_mulv2div2di3_low): Same.
        (*xop_pmacsdqh_mem): Same.

2009-11-20  Richard Henderson  <rth@redhat.com>

        * config/i386/i386-builtin-types.awk: New file.
        * config/i386/i386-builtin-types.def: New file.
        * config/i386/t-i386: Use them to build i386-builtin-types.inc.
        * config/i386/i386.c: Include it.
        (ix86_builtin_type_tab, ix86_get_builtin_type): New.
        (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
        (struct builtin_isa): Remove GTY marker.  Replace tree type with
        ix86_builtin_func_type; add set_and_not_built_p.
        (def_builtin): Change type parameter to tcode; use
        ix86_get_builtin_func_type; update all callers.  Accept zero mask
        to mean the builtin is unconditionally available.
        (ix86_add_new_builtins): Use set_and_not_built_p instead of type
        being set to NULL.
        (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
        Update some users to rationalized enumeration codes from new include.
        (enum multi_arg_type): Remove.  Replace all enumeration values
        with defines to new ix86_builtin_func_type.
        (ix86_init_mmx_sse_builtins): Don't build any types here.  Defer
        all type resolution to def_builtin.
        (ix86_init_builtin_types): Split out from ...
        (ix86_init_builtins): ... here.  Use ix86_get_builtin_func_type.

2009-11-20  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/41787
        * config/rs6000/rs6000.c (struct machine_function): Revert
        2009-10-23 change to set VRSAVE to non-0 if we use VSX.
        (rs6000_expand_to_rtl_hook): Ditto.
        (rs6000_check_vector_mode): Ditto.
        (compute_vrsave_mask): Ditto.

2009-11-20  Paul Brook  <paul@codesourcery.com>

        * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
        * config/arm/arm-cores.def: Add cortex-a5.
        * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
        * config/arm/arm-tune.md: Regenerate.

2009-11-20 Olga Golovanevsky <olga@il.ibm.com>

        PR middle-end/39960
        * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
        (ref_pos): New field in structure.
        (insert_new_var_in_stmt): New function.


2009-11-20  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
        * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
        (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
        (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
        (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
        INT_LEAST64_TYPE): Define.
        (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
        UINT_LEAST64_TYPE): Define.
        (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
        INT_FAST64_TYPE): Define.
        (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
        UINT_FAST64_TYPE): Define.
        (INTPTR_TYPE, UINTPTR_TYPE): Define.

2009-11-20  Julian Brown  <julian@codesourcery.com>

        * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
        specially for Thumb-1.
        (ASM_OUTPUT_REG_POP): Likewise.

2009-11-19  Jason Merrill  <jason@redhat.com>

        * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.

2009-11-19  Basile Starynkevitch  <basile@starynkevitch.net>
            Rafael Avila de Espindola  <espindola@google.com>

        * doc/plugins.texi (Plugin initialization): Added advices for
        retrieving the version of GCC at plugin compilation and loading times.

2009-11-19  Basile Starynkevitch  <basile@starynkevitch.net>

        * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
        (dump_active_plugins): output to file everything. Use
        internationalized dump & FMT_FOR_PLUGIN_EVENT.

2009-11-19  Richard Guenther  <rguenther@suse.de>

        * gimple.c (canonicalize_cond_expr_cond): Strip conversions
        around truth-valued expressions.
        * tree.c (free_lang_data): Untangle check for LTO frontend.

2009-11-19  Jakub Jelinek  <jakub@redhat.com>

        * tree.c (need_assembler_name_p): Use cgraph_get_node instead
        of cgraph_node_for_decl.
        * cgraph.h (cgraph_node_for_decl): Remove prototype.
        * cgraph.c (cgraph_node_for_decl): Remove.
        (cgraph_get_node): Just return NULL if !cgraph_hash.

2009-11-19  Paul Brook  <paul@codesourcery.com>

        * config.gcc: Add new ARM --with-fpu options.
        * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
        * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.

2009-11-18  Richard Guenther  <rguenther@suse.de>

        * gimple.h (union gimple_statement_d): Add gsmembase member.
        (gimple_vuse_op): Use gsmembase for access.
        (gimple_vdef_op): Likewise.
        (gimple_vuse): Likewise.
        (gimple_vdef): Likewise.
        (gimple_vuse_ptr): Likewise.
        (gimple_vdef_ptr): Likewise.
        (gimple_set_vuse): Likewise.
        (gimple_set_vdef): Likewise.
        * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.

2009-11-18  Daniel Jacobowitz  <dan@codesourcery.com>

        * doc/arm-neon-intrinsics.texi: Regenerated.

2009-11-18  Daniel Jacobowitz  <dan@codesourcery.com>

        * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.

2009-11-18  Paul Brook  <paul@codesourcery.com>
            Daniel Jacobowitz  <dan@codesourcery.com>

        * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
        (arm_arch7em): New variable.
        (all_architectures): Add armv7e-m.
        (arm_override_options): Set arm_arch7em.
        * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
        Include arm_arch7em.
        (arm_arch7em): Declare.

2009-11-18  Richard Guenther  <rguenther@suse.de>

        * lto-streamer-in.c (input_gimple_stmt): Assert that we find
        a valid field decl if checking is enabled.

2009-11-18  Martin Jambor  <mjambor@suse.cz>

        * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
        (lto_ipa_fixup_call_notes): Declare.
        * ipa-prop.c (ipa_note_param_call): Store gimple uid.
        (update_call_notes_after_inlining): Copy call stmt uid to the new
        edge.
        (ipa_write_param_call_note): New function.
        (ipa_read_param_call_note): New function
        (ipa_write_node_info): Write also param call notes.  Removed a bogus
        comment, reformatted to fit 80 columns.
        (ipa_read_node_info): Read also param call notes. Removed a bogus
        comment.  Remove ipa_edge_args_vector growth.
        (lto_ipa_fixup_call_notes): New function.
        * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
        * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
        inlining regardless of flag_wpa.
        (cgraph_decide_inlining_of_small_functions): Likewise.
        (cgraph_decide_inlining): Likewise.
        (inline_read_summary): Likewise.

2009-11-18  Jan Hubicka  <jh@suse.cz>

        * predict.c (compute_function_frequency): Export.
        * predict.h (compute_function_frequency): Declare.
        * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.

2009-11-18  Martin Jambor  <mjambor@suse.cz>

        * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
        on all nodes we write summaries for.

2009-11-18  Shujing Zhao  <pearly.zhao@oracle.com>

        PR middle-end/22201
        * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
        (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
        (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
        (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
        (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
        (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
        (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
        description string.

2009-11-18  Jakub Jelinek  <jakub@redhat.com>

        * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
        unnecessarily.
        (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.

        PR c++/3187
        * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
        fields.
        (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
        prototypes.
        * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
        cgraph_materialize_all_clones): Handle same_body aliases.
        * cgraph.c (cgraph_allocate_node): New function.
        (cgraph_create_node): Use it.
        (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
        cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
        (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
        functions.
        * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
        (input_node): Stream in same_body aliases.
        * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
        for same_body aliases.
        (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.

2009-11-18  Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>

        PR other/39888
        * config/darwin.h: Use the extension stub libraries to access
        current libgcc_s features.

2009-11-18  Alexandre Oliva  <aoliva@redhat.com>

        PR debug/41926
        * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
        (vect_transform_loop): Call it.

2009-11-18  Alexandre Oliva  <aoliva@redhat.com>

        * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
        released SSA names.

2009-11-18  Alexandre Oliva  <aoliva@redhat.com>

        PR debug/41888
        PR debug/41886
        * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
        are ok.
        * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
        (try_generate_gimple_bb): Skip debug stmts when finding data refs.
        * sese.c (sese_build_liveouts_bb): Skip debug stmts.
        (sese_bad_liveouts_use): New.
        (sese_reset_debug_liveouts_bb): New.
        (sese_build_liveouts): Use it.
        (rename_variables_in_stmt): Reset debug stmts rather than creating
        new vars for them.
        (expand_scalar_variable_stmt): Likewise.

2009-11-18  Alexandre Oliva  <aoliva@redhat.com>

        * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
        (df_ref_remove): Likewise.

2009-11-17  Jan Hubicka  <jh@suse.cz>

        * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
        info.

2009-11-17  Eric Botcazou  <ebotcazou@adacore.com>

        * toplev.c (process_options): Remove dead code.
        * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.

2009-11-17  Rafael Avila de Espindola  <espindola@google.com>

        * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
        nodes.

2009-11-17  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

        PR tree-optimization/41857
        * tree-ssa-address.c (move_hint_to_base): Use void pointer to
        TYPE's address space instead of pointer to TYPE.

2009-11-17  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

        * reload.c (find_reloads_address): Fix typo.

2009-11-17  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

        * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
        registers in leaf functions if possible.

2009-11-17  Maxim Kuvyrkov  <maxim@codesourcery.com>

        * config/m68k/m68k-devices.def: Add MCF5441x family.

2009-11-17  Jan Hubicka  <jh@suse.cz>

        * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
        removed node.
        * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.

2009-11-17  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/predicates.md (x86_64_szext_general_operand): Do not
        nest ior expressions.
        (x86_64_szext_nonmemory_operand): Ditto.
        (call_insn_operand): Ditto.

2009-11-16  Alexandre Oliva  <aoliva@redhat.com>

        * stmt.c (expand_asm_stmt): Get locus from stmt.

2009-11-16  Alexandre Oliva  <aoliva@redhat.com>

        * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
        Create the decl label for the new dest block on demand.  Require
        a fallthrough edge if no asm labels were redirected.

2009-11-16  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
        operand 1 predicate.
        (cstoresi4): Ditto for operand 2.
        (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
        patterns using SDWIM mode iterator.
        (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
        using SWIM mode iterator.
        (cmpdi_1): Rename from cmpdi_1_rex64.
        (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
        SWI48 mode iterator.
        (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
        using SWI mode iterator.
        (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
        (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
        (*cmpqi_ext_3_insn): Make private.
        (*cmpqi_ext_3_insn_rex64): Make private.
        (cmpstrnsi): Update for renamed cmpdi_1_rex64.
        * config/i386/predicates.md (cmpsi_operand): Remove.

2009-11-16  Paul Brook  <paul@codesourcery.com>

        * doc/invoke.texi: Document ARM VFPv4 based FPUs.
        * config/arm/arm.c (all_fpus): Add VFPv4 entries.

2009-11-14  Jan Hubicka  <jh@suse.cz>

        * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
        ENTRY_BLOCK_PTR.
        * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
        zero out all callees.
        * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
        frequency and count match.
        * ipa-inline.c (update_noncloned_frequencies): New function.
        (cgraph_clone_inlined_nodes): Use it.
        * tree-inline.c (copy_bb): Fix frequency scaling; output
        diagnostic on frequency mismatches to dump file.
        (initialize_cfun): Do not scale frequency; fix count scaling;
        initialize entry and exit block frequencies; copy profile info.
        (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
        (copy_body): Use frequency_scale as argument.
        (expand_call_inline): Compute frequency scale and output diagnostic
        to dump file.
        (delete_unreachable_blocks_update_callgrah): Remove checking that
        has to be done after edge redirection.
        (tree_function_versioning): Update initialize_cfun and copy_body call.

2009-11-14  Jan Hubicka  <jh@suse.cz>

        * cgraph.c (cgraph_release_function_body): Update use of
        ipa_transforms_to_apply.
        (cgraph_remove_node): Remove ipa_transforms_to_apply.
        * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
        * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
        copied body.
        (cgraph_materialize_clone): Remove original if dead.
        * lto-streamer-in.c (lto_read_body): Remove FIXME and
        ipa_transforms_to_apply hack.
        * function.h (struct function): Add ipa_transforms_to_apply.
        * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
        * tree-inline.c (copy_bb): Update sanity check.
        (initialize_cfun): Do not copy ipa_transforms_to_apply.
        (expand_call_inline): remove dead clone originals.
        (tree_function_versioning): Merge transformation queues.
        * passes.c (add_ipa_transform_pass): Remove.
        (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
        tracking.
        (execute_all_ipa_transforms): Update.
        (execute_one_pass): Update.

2009-11-14  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>

        PR target/21078, 21080
        * config/avr/avr.c (avr_return_addr_rtx): New function for
        builtin_return_address.
        (expand_prologue): Calculate stack usage.
        (avr_asm_function_end_prologue): Output stack size and offset label.
        * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
        (machine_function): Add stack_usage.
        * config/avr/avr-protos.h (avr_return_addr_rtx): New function.

2009-11-14  Anatoly Sokolov  <aesok@post.ru>

        * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
        new 'outgoing' argument.
        (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
        (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
        * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
        iq2000_function_value_regno_p.
        (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
        * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
        Declare.

2009-11-14  Richard Earnshaw  <rearnsha@arm.com>

        PR target/42031
        * arm.md (adddi_sesidi_di): Place tied contraint first.
        (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
        (subdi_zesidi_di, subdi_sesidi_di): Likewise.
        (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
        (mulsi3addsi, mulsi3addsi_compare0): Likewise.
        (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
        (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
        (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
        (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
        (arm_lshrdi3_1bit, one_cmpldi2): Likewise.

2009-11-14  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/predicates.md (call_register_no_elim_operand):
        New predicate.  Reject stack register as valid call operand
        for 32bit targets.
        (call_insn_operand): Use call_register_no_elim_operand.

2009-11-13  Richard Henderson  <rth@redhat.com>

        * function.c (stack_protect_prologue): Don't bypass expand_expr
        for stack_protect_guard and guard_decl.
        (stack_protect_epilogue): Likewise.

2009-11-13  Jan Hubicka  <jh@suse.cz>

        * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
        when to PUBLIC is set.

2009-11-13  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/42029
        * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
        tmp_load if needed.

2009-11-13  Uros Bizjak  <ubizjak@gmail.com>

        PR target/41900
        * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
        *call_value_1): Use "lsm" as operand 1 constraint.
        * config/i386/predicates.md (call_insn_operand): Depend on
        index_register_operand to avoid %esp register.

2009-11-13  Uros Bizjak  <ubizjak@gmail.com>

        Revert:
        2009-11-03  Uros Bizjak  <ubizjak@gmail.com>

        PR target/41900
        * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
        (TARGET_CALL_ESP): New define.
        * config/i386/i386.c (initial_ix86_tune_features): Initialize
        X86_ARCH_CALL_ESP.
        * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
        *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
        *call_1, *call_value_pop_1 and *call_value_1.  Depend on
        TARGET_CALL_ESP.
        (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
        New patterns, use "lsm" as operand 1 constraint.
        * config/i386/predicates.md (call_insn_operand): Depend on
        index_register_operand for !TARGET_CALL_ESP to avoid %esp register.

2009-11-13  Jason Merrill  <jason@redhat.com>

        PR debug/26965
        * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
        Don't emit a second declaration at any scope.

2009-11-13  Andrey Belevantsev  <abel@ispras.ru>

        PR rtl-optimization/41697
        * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
        a conditional jump has a single successor.

2009-11-13  Andrey Belevantsev  <abel@ispras.ru>

        * sched-deps.c (init_deps): New parameter lazy_reg_last.  Don't
        allocate reg_last when in case lazy_reg_last is true.
        (init_deps_reg_last): New.
        (free_deps): When max_reg is 0, this context is already freed.
        * sched-int.h (init_deps_reg_last): Export.
        (init_deps): Update prototype.
        * sched-ebb.c (schedule_ebb): Update the call to init_deps.
        * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
        * ddg.c (build_intra_loop_deps): Likewise.
        * sel-sched-ir.c (copy_deps_context, create_deps_context,
        reset_deps_context, deps_init_id): Likewise.
        (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
        (free_data_for_scheduled_insn): New, break down from ...
        (free_first_time_insn_data): ... here.
        (has_dependence_p): Allocate reg_last now, when it is needed.
        (extend_insn_data): When maximal LUID is big enough, allocate
        per-insn data in smaller chunks.
        * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
        * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
        in scheduled insn.

2009-11-13  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (call_value): Fix comment.
        (sibcall_value): Ditto.

2009-11-13  Eric Botcazou  <ebotcazou@adacore.com>

        * config/i386/linux-unwind.h (x86_frob_update_context): New function.
        (MD_FROB_UPDATE_CONTEXT): Define.

2009-11-12  Eric Botcazou  <ebotcazou@adacore.com>
            Laurent GUERBY  <laurent@guerby.net>

        * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
        Do not schedule an %sp restore.  Compensate for RETURN_ADDR_OFFSET.
        (sparc_fallback_frame_state): Tidy.  Compensate for RETURN_ADDR_OFFSET.

2009-11-12  Jan Hubicka  <jh@suse.cz>

        * ipa.c (function_and_variable_visibility): Fix my accidentail commit
        and clear DECL_COMMON on localized declarations.

2009-11-12  Bernd Schmidt  <bernd.schmidt@analog.com>

        PR rtl-opt/38582
        * regrename.c (struct du_head): New structure; some elements moved
        from...
        (struct du_chain): ... this one.
        (open_chains, closed_chains): Now of type struct du_head *.
        (do_replace): Accept du_head argument, not du_chain.  All callers
        changed.  Modified code to match new data structures.
        (build_def_use): Return a list of du_head structures.  Modified code
        to match new data structures.
        (dump_def_use_chain): Accept du_head argument, not du_chain.  All
        callers changed.  Modified code to match new data structures.
        (merge_overlapping_regs): Accept du_head argument, not du_chain.  All
        callers changed.  Modified code to match new data structures.
        (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
        Allocate a du_head structure as well as a du_chain when creating a
        new chain.  Modified other code to match new data structures.

2009-11-12  Jan Hubicka  <jh@suse.cz>

        * cgraph.h (varpool_node_name): Declare.
        * cgraphunit.c (process_function_and_variable_attributes): Set
        force_output flag on used variables.
        * ipa.c (function_and_variable_visibility): Dump externally visible
        and needed variables.
        * varpool.c (varpool_node_name): Export.
        (decide_is_variable_needed): Check COMDAT for externally visible vars;
        ignore needed flag.

2009-11-12  Uros Bizjak  <ubizjak@gmail.com>

        PR middle-end/41930
        * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
        processing if XEXP (x, i) is NULL.

2009-11-12  Jan Hubicka  <jh@suse.cz>

        * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
        imply PUBLIC || EXTERNAL.

2009-11-11  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>

        PR middle-end/41440
        * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
        single successor block, ending with jump created by RTL expander.

2009-11-11  Jan Hubicka  <jh@suse.cz>

        PR middle-end/41729
        * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
        and WEAK variables at -fwhole-program.

        PR middle-end/41735
        * ipa.c (whole_program_function_and_variable_visility): COMDAT
        functions/variables are not needed even if they are externally visible.

2009-11-11  Jan Hubicka  <jh@suse.cz>

        (patch by Richard Guenther)
        * lto-streamer-out.c (output_function): Output head of argument list
        earlier.
        * lto-streamer-in.c (input_function): Re-map arguments into merged
        declaration.

2009-11-11  Jan Hubicka  <jh@suse.cz>

        * lto-cgraph.c: Include gcov-io.h
        (output_profile_summary): New function.
        (output_cgraph): Use it.
        (input_profile_summary): New function.
        (input_cgraph): Use it.
        * coverage.c (build_ctr_info_value): Use varpool; initalize
        DECL_ASSEMBLER_NAME.
        (create_coverage): Likewise.
        * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
        (tree_init_edge_profiler): Likewise.
        * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.

2009-11-11  Kai Tietz  <kai.tietz@onevision.com>

        * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
        * c-pragma.c (def_pragma_macro_value): Likewise.
        (def_pragma_macro): Likewise.
        (pushed_macro_table): Likewise.
        (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
        * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.

2009-11-11  Basile Starynkevitch  <basile@starynkevitch.net>

        * doc/plugins.texi (Registering custom attributes): section
        renamed as (Registering custom attributes or pragmas).
        Mentions custom attributes & pragmas, and c_register_pragma, with
        a small example.
        * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
        pragmas.
        * doc/extend.texi (Function Attributes): Mentions that plugin can
        provide their attributes.

2009-11-11  Jon Beniston  <jon@beniston.com>

        * config.gcc: Add lm32 elf and uclinux targets.
        * config/lm32: New directory.
        * config/lm32/lm32.c: New file.
        * config/lm32/lm32.h: New file.
        * config/lm32/lm32.md: New file.
        * config/lm32/lm32.opt: New file.
        * config/lm32/lm32-protos.h: New file.
        * config/lm32/constraints.md: New file.
        * config/lm32/predicates.md: New file.
        * config/lm32/sfp-machine.h: New file.
        * config/lm32/t-fprules-softfp: New file.
        * config/lm32/uclinux-elf.h: New file.
        * doc/invoke.texi: Document lm32 options.
        * doc/contrib.texi: Document lm32 porter.
        * doc/install.texi: Document lm32 targets.

2009-11-11  Martin Jambor  <mjambor@suse.cz>

        PR lto/41932
        * ipa-prop.c (ipa_update_after_lto_read): Call
        ipa_check_create_node_params and ipa_check_create_edge_args.  Also
        call ipa_initialize_node_params instead of ipa_populate_param_decls.

2009-11-11  Daniel Jacobowitz  <dan@codesourcery.com>

        * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
        (neon_expand_vector_init): Use them.  Also handle non-constant
        vectors with identical elements and vectors with only one
        non-constant element.
        (arm_print_operand): Handle 'y' modifier.
        * config/arm/arm-protos.h (neon_make_constant): Declare.
        * config/arm/neon.md (neon_vdup_n<mode>): Split into two
        patterns.  Use VX instead of VDQW for the first one.  Allow
        a VFP alternative and V32 modes for the second one.
        * config/arm/neon.ml (shape_elt): Add Alternatives.
        (ops): Use Alternatives for vdup lane instructions.
        * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
        * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.

2009-11-11  Daniel Jacobowitz  <dan@codesourcery.com>

        * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
        operands.
        (movti, mov<mode>): Call force_reg on one operand if required.
        * config/arm/vec-common.md (mov<mode>): Likewise.

2009-11-11  Daniel Jacobowitz  <dan@codesourcery.com>

        * config/arm/arm.c (arm_override_options): Enable scheduling for
        Thumb-2.

2009-11-10  Eric Botcazou  <ebotcazou@adacore.com>

        PR target/10127
        PR ada/20548
        * expr.h (anti_adjust_stack_and_probe): Declare.
        * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
        parameter and rewrite head comment.
        (allocate_dynamic_stack_space): Adjust call to above function.
        * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.

        * tree.h (dwarf2out_args_size): Delete.
        * dwarf2out.c (dwarf2out_args_size): Make static and move around.
        (dwarf2out_args_size_adjust): Delete prototype and move around.
        (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
        ACCUMULATE_OUTGOING_ARGS targets.

2009-11-10  Eric Botcazou  <ebotcazou@adacore.com>

        * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
        DECL_SIZE of DECL_RESULT before evaluating it.

2009-11-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        PR tree-optimization/41987
        * fold-const.c (const_binop): Avoid using fold_buildN().

2009-11-10  Martin Jambor  <mjambor@suse.cz>

        * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
        (execute_all_ipa_stmt_fixups): Declare.
        * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
        * ipa-inline.c (pass_ipa_inline): Likewise.
        * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
        * ipa-reference.c (pass_ipa_reference): Likewise.
        * ipa.c (pass_ipa_whole_program_visibility): Likewise.
        * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
        (pass_ipa_lto_finish_out): Likewise.
        * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
        * passes.c (execute_ipa_stmt_fixups): New function.
        (execute_all_ipa_stmt_fixups): New function.
        * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.

2009-11-10  Eric Botcazou  <ebotcazou@adacore.com>

        PR ada/20548
        * explow.c (probe_stack_range): Fix typo.
        * config/sparc/sparc.md (probe_stack): New expander.

2009-11-09  Dave Korn  <dave.korn.cygwin@gmail.com>

        * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.

2009-11-09  Jason Merrill  <jason@redhat.com>

        * gdbinit.in (pgq): New function for printing gimple sequence.

2009-11-09  Paul Brook  <paul@codesourcery.com>
            Daniel Jacobowitz  <dan@codesourcery.com>
            Sandra Loosemore  <sandra@codesourcery.com>

        * doc/extend.texi (Half-Precision): Update wording to reflect
        that there are now multiple -mfpu options that enable fp16
        hardware support.
        * doc/invoke.texi: Update list of ARM -mfpu= options.
        * config.gcc: Update ARM --with-fpu option list.
        * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
        vfpv3xd and vfpv3xd-fp16.
        (use_vfp_abi): New function.
        (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
        when undesirable.
        (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
        aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
        (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
        arm_9e_rtx_costs): Only expect double-precision operations if the FPU
        provides them.
        (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
        NEON.
        (arm_print_operand): Handle 'p' modifier.
        (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
        TARGET_FP16.
        * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
        (TARGET_FP16): Define.
        * config/arm/vfp.md: Disable double-precision patterns if the FPU
        does not provide them.
        (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
        double-precision values on a single-precision FPU.
        (movdf_vfp, thumb2_movdf_vfp): Likewise.  Use "Dy" for
        double-precision constants.
        (movhf_vfp_neon): New pattern (was movhf_vfp).
        (movhf_vfp): Remove NEON instructions.
        * config/arm/constraints.md: Add new "Dy" constraint for
        double-precision constants.  Update description of "Dv".
        * config/arm/arm.md: Disable double-precision patterns if the FPU
        does not provide them

2009-11-09  Jakub Jelinek  <jakub@redhat.com>

        * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
        (print_operand) <case 'Y'>: Likewise.  Fix a pasto in operand lossage
        diagnostics.

2009-11-08  H.J. Lu  <hongjiu.lu@intel.com>

        * collect2.c (main): Search PLUGIN_LD for plugin linker.

        * configure.ac (--with-plugin-ld): New.  Default to ld.
        * configure: Regenerated.
        * config.in: Likewise.

        * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
        (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.

2009-11-08  Jonathan Gray  <jsg@openbsd.org>

        * config/openbsd-stdint.h: Change to reflect what
        c_common_nodes_and_builtins expects.

2009-11-08  Paolo Carlini  <paolo.carlini@oracle.com>

        * builtins.c (apply_args_reg_offset): Remove commented out delaration.

2009-11-08  Jakub Jelinek  <jakub@redhat.com>

        PR target/41985
        * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
        function contains at least one local dynamic name.
        (print_operand) <case '&'>: Instead output operand lossage diagnostics
        here if that happens.

2009-11-08  Zbigniew Chamski  <zbigniew.chamski@gmail.com>
            Joern Rennecke  <amylaar@spamcop.net>

        * cfgrtl.c (pass_free_cfg): Add pass name.
        * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
        (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
        * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
        * df-core.c (pass_df_initialize_no_opt): Likewise.
        * except.c (pass_rtl_eh): Likewise.
        * function.c (pass_init_function, pass_leaf_regs): Likewise.
        * gcse.c (pass_rtl_pre): Change pass name.
        * passes.c (pass_postreload): Add pass name.
        (make_pass_instance): Don't use duplicate-tracking logic for
        names starting with '*'.
        (next_pass_1): Assert that pass has a name.
        (register_one_dump_file): If there is an space in the name,
        skip past it.
        * predict.c (pass_strip_predict_hints): Add pass name.
        * reg-stack.c (pass_stack_regs): Likewise.
        * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
        * tree-cfg.c (pass_warn_function_return,
        pass_warn_function_noreturn): Add pass name.
        * tree-dfa.c (pass_referenced_vars): Likewise.
        * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
        Fix whitespace before comment.
        (pass_fixup_cfg): Add pass name, fix whitespace before comment.
        (pass_init_datastructures): Add pass name.
        * tree-ssa-loop.c (pass_record_bounds): Likewise.
        * tree-ssa.c (pass_early_warn_uninitialized,
        pass_late_warn_uninitialized): Likewise.
        * tree.c (pass_ipa_free_lang_data): Likewise.
        * doc/passes.texi (pass manager): Document how to disambiguate
        pass names.