* doc/invoke.texi: Delete mcmodel=medium from powerpc options.

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

2010-06-25  Alan Modra  <amodra@gmail.com>

        * doc/invoke.texi: Delete mcmodel=medium from powerpc options.
        * config/rs6000/rs6000.h (enum rs6000_cmodel): Delete CMODEL_MEDIUM.
        * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
        CMODEL_LARGE as default.
        * config/rs6000/rs6000.c (rs6000_handle_option): Remove mcmodel=medium.
        (offsettable_ok_by_alignment): Delete.
        (rs6000_emit_move): Remove mcmodel=medium optimization.

2010-06-25  Bernd Schmidt  <bernds@codesourcery.com>

        With large parts from Jim Wilson:
        PR target/43902
        * tree-pretty-print.c (dump_generic_node, op_code_prio): Add
        WIDEN_MULT_PLUS_EXPR and WIDEN_MULT_MINUS_EXPR.
        * optabs.c (optab_for_tree_code): Likewise.
        (expand_widen_pattern_expr): Likewise.
        * tree-ssa-math-opts.c (convert_mult_to_widen): New function, broken
        out of execute_optimize_widening_mul.
        (convert_plusminus_to_widen): New function.
        (execute_optimize_widening_mul): Use the two new functions.
        * expr.c (expand_expr_real_2): Add support for GIMPLE_TERNARY_RHS.
        Remove code to generate widening multiply-accumulate.  Add support
        for WIDEN_MULT_PLUS_EXPR and WIDEN_MULT_MINUS_EXPR.
        * gimple-pretty-print.c (dump_ternary_rhs): New function.
        (dump_gimple_assign): Call it when appropriate.
        * tree.def (WIDEN_MULT_PLUS_EXPR, WIDEN_MULT_MINUS_EXPR): New codes.
        * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
        (expand_gimple_stmt_1): Likewise.
        (expand_debug_expr): Support WIDEN_MULT_PLUS_EXPR and
        WIDEN_MULT_MINUS_EXPR.
        * tree-ssa-operands.c (get_expr_operands): Likewise.
        * tree-inline.c (estimate_operator_cost): Likewise.
        * gimple.c (extract_ops_from_tree_1): Renamed from
        extract_ops_from_tree.  Add new arg for a third operand; fill it.
        (gimple_build_assign_stat): Support operations with three operands.
        (gimple_build_assign_with_ops_stat): Likewise.
        (gimple_assign_set_rhs_from_tree): Likewise.
        (gimple_assign_set_rhs_with_ops_1): Renamed from
        gimple_assign_set_rhs_with_ops.  Add new arg for a third operand.
        (get_gimple_rhs_num_ops): Support GIMPLE_TERNARY_RHS.
        (get_gimple_rhs_num_ops): Handle WIDEN_MULT_PLUS_EXPR and
        WIDEN_MULT_MINUS_EXPR.
        * gimple.h (enum gimple_rhs_class): Add GIMPLE_TERNARY_RHS.
        (extract_ops_from_tree_1): Adjust declaration.
        (gimple_assign_set_rhs_with_ops_1): Likewise.
        (gimple_build_assign_with_ops): Pass NULL for last operand.
        (gimple_build_assign_with_ops3): New macro.
        (gimple_assign_rhs3, gimple_assign_rhs3_ptr, gimple_assign_set_rhs3,
        gimple_assign_set_rhs_with_ops, extract_ops_from_tree): New inline
        functions.
        * tree-cfg.c (verify_gimple_assign_ternary): New static function.
        (verify_gimple_assign): Call it.
        * doc/gimple.texi (Manipulating operands): Document GIMPLE_TERNARY_RHS.
        (Tuple specific accessors, subsection GIMPLE_ASSIGN): Document new
        functions for dealing with three-operand statements.
        * tree.c (commutative_ternary_tree_code): New function.
        * tree.h (commutative_ternary_tree_code): Declare it.
        * tree-vrp.c (gimple_assign_nonnegative_warnv_p): Return false for ternary
        statements.
        (gimple_assign_nonzero_warnv_p): Likewise.
        * tree-ssa-sccvn.c (stmt_has_constants): Handle GIMPLE_TERNARY_RHS.
        * tree-ssa-ccp.c (get_rhs_assign_op_for_ccp): New static function.
        (ccp_fold): Use it.  Handle GIMPLE_TERNARY_RHS.
        * tree-ssa-dom.c (enum expr_kind): Add EXPR_TERNARY.
        (struct hashtable_expr): New member ternary in the union.
        (initialize_hash_element): Handle GIMPLE_TERNARY_RHS.
        (hashable_expr_equal_p): Fix indentation.  Handle EXPR_TERNARY.
        (iterative_hash_hashable_expr): Likewise.
        (print_expr_hash_elt): Handle EXPR_TERNARY.
        * gimple-fold.c (fold_gimple_assign): Handle GIMPLE_TERNARY_RHS.
        * tree-ssa-threadedge.c (fold_assignment_stmt): Remove useless break
        statements.  Handle GIMPLE_TERNARY_RHS.

2010-06-25  Jan Hubicka  <jh@suse.cz>

        * doc/invoke.texi (-Wsuggest-attribute): Add noreturn.

2010-06-25  Shujing Zhao  <pearly.zhao@oracle.com>

        PR c/44517
        * c-parser.c (c_parser_parms_list_declarator): Return NULL if one of
        parameters are not good.
        (c_parser_parameter_declaration): Error unknown type name if the type
        name can't start declaration specifiers.

2010-06-25  Joseph Myers  <joseph@codesourcery.com>

        * gcc.c (translate_options): Don't mention +e in comment.
        (process_command): Don't handle +e specially.

2010-06-25  Bernd Schmidt  <bernds@codesourcery.com>

        * ira.c (allocno_pool, copy_pool, allocno_live_range_pool): Delete.

        * ira-build.c (merge_hard_reg_conflicts): New function.
        (create_cap_allocno, copy_info_to_removed_store_destinations,
        propagate_some_info_from_allocno, propagate_allocno_info): Use it.
        (move_allocno_live_ranges, copy_allocno_live_ranges): New functions.
        (remove_unnecessary_allocnos, remove_low_level_allocnos)
        copy_nifo_to_removed_store_destination): Use them.
        * ira-lives.c (make_hard_regno_born): New function, split out of
        make_regno_born.
        (make_allocno_born): Likewise.
        (make_hard_regno_dead): New function, split out of make_regno_dead.
        (make_allocno_dead): Likewise.
        (inc_register_pressure): New function, split out of set_allocno_live.
        (dec_register_pressure): New function, split out of clear_allocno_live.
        (mark_pseudo_regno_live): New function, split out of mark_reg_live.
        (mark_hard_reg_live): Likewise.  Use inc_register_pressure.
        (mark_pseudo_regno_dead): New function, split out of mark_reg_dead.
        (mark_hard_reg_dead): Likewise.  Use dec_register_pressure.
        (make_pseudo_conflict): Use mark_pseudo_regno_dead and
        mark_pseudo_regno_live.
        (process_bb_node_lives): Use mark_pseudo_regno_live,
        make_hard_regno_born and make_allocno_dead.
        (make_regno_born, make_regno_dead, mark_reg_live, mark_reg_dead,
        set_allocno_live, clear_allocno_live): Delete functions.

        * ira-int.h (ira_parent_allocno, ira_parent_or_cap_allocno): Declare.
        * ira-build.c (ira_parent_allocno, ira_parent_or_cap_allocno): New
        functions.
        (ira_flattening): Use ira_parent_allocno.
        * ira-conflicts.c (process_regs_for_copy, propagate_copies)
        build_allocno_conflicts): Use ira_parent_or_cap_allocno.

        * ira-color.c (assign_hard_reg): Improve formatting of multi-line for
        statement.

        * ira-int.h (SET_MINMAX_SET_BIT, CLEAR_MINMAX_SET_BIT,
        TEST_MINMAX_SET_BIT, minmax_set_iterator, minmax_set_iter_init,
        minmax_set_iter_cond, minmax_set_iter_next,
        FOR_EACH_BIT_IN_MINMAX_SET): Renamed from SET_ALLOCNO_SET_BIT,
        CLEAR_ALLOCNO_SET_BIT, TEST_ALLOCNO_SET_BIT, ira_allocno_set_iterator,
        ira_allocno_set_iter_init, ira_allocno_set_iter_cond,
        ira_allocno_set_iter_Next and FOR_EACH_ALLOCNO_IN_ALLOCNO_SET.  All
        uses changed.

        * ira-int.h (struct live_range, live_range_t): Renamed from struct
        ira_allocno_live_range and allocno_live_range_t; all uses changed.
        * ira-build.c (live_range_pool): Renamed from allocno_live_range_pool.
        All uses changed.

2010-06-24  Richard Earnshaw  <rearnsha@arm.com>

        * thumb2.md (thumb2_tlobits_cbranch): Delete.
        (peephole2 to convert zero_extract/compare of single bit to
         lshift/compare): New.

2010-06-24  Anatoly Sokolov  <aesok@post.ru>

        * fold-const.c (const_binop): Remove 'notrunc' argement. Adjust
        recursive call and call to 'int_const_binop'.
        (build_range_check, fold_cond_expr_with_comparison, unextend,
        fold_truthop, extract_muldiv_1, fold_comparison, fold_binary_loc,
        multiple_of_p): Adjust call to const_binop.

2010-06-24  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (XFmode push splitter): Use GET_MODE_SIZE to
        determine size of XFmode operand.
        (XFmode extended DFmode push splitter): Ditto.
        (XFmode extended SFmode push splitter): Ditto.

2010-06-24  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/44588
        * config/i386/i386.md (extract_code): New.
        (<u>divmodqi4): Likewise.
        (divmodhiqi3): Likewise.
        (udivmodhiqi3): Likewise.
        (<u>divqi3): Remvoved.

2010-06-24  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/44492
        * recog.h (struct recog_data): Add is_asm field.
        * recog.c (asm_operand_ok, constrain_operands): If neither < nor > is
        present in constraints of inline-asm operand and memory operand
        contains {PRE,POST}_{INC,DEC,MODIFY}, return 0.
        (extract_insn): Initialize recog_data.is_asm.
        * doc/md.texi (Constraints): Document operand side-effect rules.

2010-06-24  Andi Kleen  <ak@linux.intel.com>

        * c-parser.c (c_parser_conditional_expression): Call
        warn_for_omitted_condop.
        * doc/invoke.texi: Document omitted condop warning.

2010-06-24  Nick Clifton<nickc@redhat.com>

        * loop-unswitch.c (compare_and_jump_seq): Assert that the last
        insn in the sequence is a jump insn before setting its label.

2010-06-24  Alan Modra  <amodra@gmail.com>

        * collect2.c (main): Match exactly --version and --help.

2010-06-24  DJ Delorie  <dj@redhat.com>

        * config/m32c/m32c-pragma.c: Don't include rtl.h.

2010-06-23  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (mov<mode>): Macroize expander from mov{sf,df,xf}
        using X87MODEF mode iterator.
        (pushsf splitter): Macroize splitter using P mode iterator.
        (*swap<mode>): Macroize insn from *swap{sf,df} using MODEF
        mode iterator.

        (*movxf_internal): Rename from *movxf_integer.
        (*movxf_internal_nointeger): Rename from *movxf_nointeger.
        (*movdf_internal_rex64): Rename from *movdf_integer_rex64.
        (*movdf_internal): Rename from *movdf_integer.
        (*movdf_internal_nointeger): Rename from *movdf_nointeger.
        (*movsf_internal): Rename from *movdf_1.

2010-06-23  Basile Starynkevitch  <basile@starynkevitch.net>

        * coretypes.h: (gimple_seq_node_d, gimple_seq_node)
        (const_gimple_seq_node): Removed typedefs.

        * gimple.h: (gimple_seq_node_d, gimple_seq_node)
        (const_gimple_seq_node): Added typedefs moved from coretypes.h.

2010-06-23  H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/i386.c (bdesc_args): Replace CODE_FOR_avx_si_si256,
        CODE_FOR_avx_ps_ps256 and CODE_FOR_avx_pd_pd256 with
        CODE_FOR_vec_extract_lo_v8si, CODE_FOR_vec_extract_lo_v8sf
        and CODE_FOR_vec_extract_lo_v4df.

        * config/i386/sse.md (vec_extract_lo_<AVX256MODE4P:mode>):
        Changed to define_insn_and_split.
        (vec_extract_lo_<AVX256MODE8P:mode>): Likewise.
        (vec_extract_lo_v16hi): Likewise.
        (vec_extract_lo_v32qi): Likewise.
        (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
        (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Removed.

2010-06-23  Joern Rennecke  <joern.rennecke@embecosm.com>

        PR target/44640
        * config/spu/spu-protos.h (spu_expand_epilogue) Use bool.
        * config/spu/spu.c (spu_scalar_mode_supported_p): Declare with bool.
        (spu_vector_mode_supported_p, spu_handle_fndecl_attribute): Likewise.
        (spu_handle_vector_attribute, spu_pass_by_reference): Likewise.
        (spu_rtx_costs, spu_function_ok_for_sibcall): Likewise.

        PR target/44640
        * config/spu/spu.c (ea_load_store_inline): Use add_reg_note.

        PR other/44644
        * df-core.c (struct df): Rename to df_d.
        * df.h (struct df): Likewise.
        * dse.h (struct df): Remove forward declaration.
        * recog.h (struct insn_data): Rename to:
        (struct_insn_data_d).  Adjusted all users.

2010-06-23  Arnaud Charlet  <charlet@adacore.com

        PR ada/22220
        * doc/install.texi: Update requirements to build GNAT.

2010-06-22  Andreas Schwab  <schwab@linux-m68k.org>

        * config/m68k/m68k.c (m68k_output_addr_const_extra): Add cast to
        enum type.
        (m68k_sched_attr_opx_type): Remove unreachable return.
        (m68k_sched_attr_opy_type): Likewise.
        (m68k_sched_attr_size): Likewise.
        (sched_get_opxy_mem_type): Likewise.
        (m68k_sched_attr_op_mem): Likewise.

2010-06-22  Eric Botcazou  <ebotcazou@adacore.com>

        * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Chain the
        new statement and adjust VDEF only if necessary.  Remove superfluous
        call to maybe_clean_or_replace_eh_stmt.
        * gimple.c (gimple_call_copy_skip_args): Use gimple_call_copy_flags to
        copy the flags.
        * gimple-iterator.c (gsi_replace): Clear BB of old statement here...
        * tree-inline.c (copy_bb): ...and not there.

2010-06-22  Cary Coutant  <ccoutant@google.com>

        * dwarf2out.c (is_nested_in_subprogram): New function.
        (should_move_die_to_comdat): Use it.
        (copy_ancestor_tree): Don't mark DIEs here.
        (copy_decls_walk): Start walk from root of newly-added tree;
        mark DIEs here instead.

2010-06-22  H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/i386.md (unit): Also check sseishft1.

2010-06-22  Jan Hubicka  <jh@suse.cz>

        * gimple.h (gimple_expr_code): Do checking on when gimple checking is
        enabled.

2010-06-22  Jan Hubicka  <jh@suse.cz>

        * df-problems.c (df_rd_confluence_n, df_lr_confluence_n,
        df_live_confluence_n, df_byte_lr_confluence_n, df_md_confluence_n):
        Return true if something changed.
        * df.h (df_confluence_function_n): Return bool.
        * df-core.c (df_worklist_propagate_forward,
        df_worklist_propagate_backward): Track changes and ages.
        (df_worklist_dataflow_doublequeue): Use bitmap iterator for main walk;
        track ages.
        * dse.c (dse_confluence_n): Return always true.

2010-06-22  Jan Hubicka  <jh@suse.cz>

        * bitmap.c (bitmap_clear_bit): Micro optimize.

2010-06-22  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (SWI1248x): New mode iterator.
        (SWI48x): Ditto.
        (SWI12): Ditto.
        (SWI24): Ditto.

        (mov<mode>): Macroize expander from mov{qi,hi,si,di} using
        SWI1248x mode iterator.
        (*push<mode>2_rex64): Macroize insn from *push{qi,hi,si}_rex64
        using SWI124 mode iterator.
        (*push<mode>2): Macroize insn from *push{qi,hi} using SWI12
        mode iterator.
        (*push<mode>2_prologue): Macroize insn from  *pushsi2_prologue and
        *pushdi2_prologue_rex64 using P mode iterator.
        (*mov<mode>_xor): Macroize insn from *movsi_xor and *movdi_xor_rex64
        using SWI48 mode iterator.
        (*mov<mode>_or): Ditto from *movsi_or and *movdi_or_rex64.
        (*movabs<mode>_1): Macroize insn from *movabs{qi,hi,si,di}_1_rex64
        using SWI1248x mode iterator.
        (*movabs<mode>_2): Ditto from *movabs{qi,hi,si,di}_1_rex64.
        (*swap<mode>): Macroize insn from *swapsi and *swapdi_rex64 using
        SWI48 mode iterator.
        (*swap<mode>_1): Macroize insn from *swap{qi,hi}_1 using SWI12 mode
        iterator.
        (*swap<mode>_2): Ditto from *swap{qi,hi}_2.
        (movstrict<mode>): Macroize expander from movstrict{qi,hi} using
        SWI12 mode iterator.
        (*movstrict<mode>_1): Macroize insn from *movstrict{qi,hi}_1 using
        SWI12 mode iterator.
        (*movstrict<mode>_xor): Ditto from *movstrict{qi,hi}_xor.
        (*mov<mode>_extv_1): Macroize insn from *mov{hi,si}_extv_1 using
        SWI24 mode iterator.
        (*mov<mode>_extzv_1): Macroize insn from *mov{si,di}_extzv_1 using
        SWI48 mode iterator.
        (mov<mode>_insn_1): New expander.
        (*mov<mode>_insv_1_rex64): Macroize insn from *mov{si,di}_insv_1_rex64
        using SWI48x mode iterator.

        (*movoi_internal_avx): Rename from *movoi_internal.
        (*movti_internal_rex64): Rename from *movti_rex64.
        (*movti_internal_sse): Rename from *movti_sse.
        (*movdi_internal_rex64): Rename from *movdi_1_rex64.
        (*movdi_internal): Rename from *movdi_2.
        (*movsi_internal): Rename from *movsi_1.
        (*movhi_internal): Rename from *movhi_1.
        (*movqi_internal): Rename from *movqi_1.

        (insv): Update the call to gen_movsi_insv_1 for rename.
        * config/i386/i386.c (promote_duplicated_reg): Ditto.

2010-06-22  Jan Hubicka  <jh@suse.cz>

        * passes.c (execute_function_todo): Move call of statistics_fini_pass
        to ...
        (execute_todo) ... this one.

2010-06-22  Alan Modra  <amodra@gmail.com>

        PR target/44364
        * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
        * caller-save.c (insert_restore, insert_save): Use non-validate
        form of adjust_address.

2010-06-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR target/39690
        * config/pa/pa.c (override_options): Disable
        -freorder-blocks-and-partition.

2010-06-21  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/44615
        * config/i386/atom.md (atom_sseishft_2): Also check sseishft1.

        * config/i386/i386.md (type): Add sseishft1

        * config/i386/ppro_insn (ppro_insn): Also check sseishft1.
        (ppro_insn_load): Likewise.
        (ppro_insn_store): Likewise.
        (ppro_insn_both): Likewise.

        * config/i386/sse.md (sse2_lshrv1ti3): Add atom_unit.
        (*vec_extractv2di_1_rex64_avx): Replace sseishft with sseishft1
        for type.
        (*vec_extractv2di_1_avx): Likewise.
        (*vec_extractv2di_1_rex64): Replace sseishft with sseishft1 for
        type.  Remove atom_unit.
        (*vec_extractv2di_1_sse2): Likewise.

2010-06-21  DJ Delorie  <dj@redhat.com>

        * diagnostic.h (diagnostic_classification_change_t): New.
        (diagnostic_context): Add history and push/pop list.
        (diagnostic_push_diagnostics): Declare.
        (diagnostic_pop_diagnostics): Declare.
        * diagnostic.c (diagnostic_classify_diagnostic): Store changes
        from pragmas in a history chain instead of the global table.
        (diagnostic_push_diagnostics): New.
        (diagnostic_pop_diagnostics): New.
        (diagnostic_report_diagnostic): Scan history chain to find state
        of diagnostics as of the diagnostic location.
        * opts.c (set_option): Pass UNKNOWN_LOCATION to
        diagnostic_classify_diagnostic.
        (enable_warning_as_error): Likewise.
        * diagnostic-core.h (DK_POP): Add after "real" diagnostics, for
        use in the history chain.
        * c-family/c-pragma.c (handle_pragma_diagnostic): Add push/pop,
        allow these pragmas anywhere.
        * doc/extend.texi: Document pragma GCC diagnostic changes.

2010-06-21  Jakub Jelinek  <jakub@redhat.com>

        * dwarf2out.c (add_linkage_name): New function.  Don't add
        anything to DW_TAG_member DIEs.
        (add_name_and_src_coords_attributes): Use it.
        (gen_variable_die): Call it for C++ static data members if
        specification is DW_TAG_member.

        * dwarf2out.c (base_type_die): Use DW_ATE_UTF for
        C++ char16_t and char32_t.

        * Makefile.in (build/genattrtab.o): Depend on vecprim.h.
        * genattrtab.c: Include vecprim.h.
        (cached_attrs, cached_attr_count, attrs_seen_once,
        attrs_seen_more_than_once, attrs_to_cache, attrs_cached_inside,
        attrs_cached_after): New variables.
        (find_attrs_to_cache): New function.
        (FLG_BITWISE, FLG_AFTER, FLG_INSIDE, FLG_OUTSIDE_AND): Define.
        (write_test_expr): Add attrs_cached argument, return it too,
        attempt to cache non-const attributes used more than once in
        a single case handling.
        (write_attr_get): Use find_attrs_to_cache, for caching candidates
        emit cached_* variables.  Adjust write_attr_set callers.
        (write_attr_set): Add attrs_cached attribute, use find_attrs_to_cache
        to find attributes that should be cached in this block.  Adjust
        write_test_expr callers.
        (write_attr_case): Clear attrs_to_cache.  Adjust write_attr_set
        callers.
        (make_automaton_attrs): Adjust write_test_expr caller.

        * Makefile.in (cfgexpand.o): Depend on $(INSN_ATTR_H).
        * genattrtab.c (check_tune_attr, find_tune_attr): New functions.
        (make_automaton_attrs): If find_tune_attr returns non-NULL,
        write separate internal_dfa_insn_code_* and insn_default_latency_*
        functions for each attribute's value and emit init_sched_attrs
        function and function pointers.
        * genattr.c (const_attrs, reservations): New variables.
        (gen_attr): Add const attributes to const_attrs vector.
        (check_tune_attr, find_tune_attr): New functions.
        (main): Add reservations to reservations vector.  If find_tune_attr
        returns true, add prototype for init_sched_attrs and make
        internal_dfa_insn_code and insn_default_latency function pointers,
        otherwise define init_sched_attrs as dummy macro.
        * cfgexpand.c: Include insn-attr.h.
        (gimple_expand_cfg): Call init_sched_attrs.

        * stmt.c (resolve_asm_operand_names): Fix handling of %%.

        PR target/44575
        * config/i386/i386.c (ix86_gimplify_va_arg): When copying
        va_arg from a set of register save slots into a temporary,
        if the container is bigger than type size, do the copying
        using smaller mode or using memcpy.

        PR bootstrap/44426
        * sel-sched-dump.h (sel_prepare_string_for_dot_label): Remove
        prototype.
        (sel_print_to_dot): Remove macro.
        (sel_print): Likewise.  New prototype.
        * sel-sched-dump.c (sel_prepare_string_for_dot_label): Make static.
        (sel_print): New function.

2010-06-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define
        __STDC_VERSION__=199901L, _XOPEN_SOURCE=600 for C++.

2010-06-21  Nick Clifton  <nickc@redhat.com>

        * config/rx/rx.h (PTRDIFF_TYPE): Define.
        (SMALL_REGISTER_CLASS): Define (to zero).
        (PRINT_OPERAND): Delete.
        (PRINT_OPERAND_ADDRESS): Delete.
        * config/rx/rx-protos.h (rx_print_operand): Delete prototype.
        (rx_print_operand_address): Delete prototype.
        * config/rx/rx.c (rx_print_operand): Make static.
        Allow %H and %L to handle CONST_DOUBLEs.
        (rx_print_operand_address): Make static.
        (rx_gen_move_template): Rename local variable 'template' to
        out_template.
        (rx_function_arg): Do not pass unknown sized objects in registers.
        (TARGET_PRINT_OPERAND): Define.
        (TARGET_PRINT_OPERAND_ADDRESS): Define.

2010-06-21  Jan Kratochvil  <jan.kratochvil@redhat.com>

        * Makefile.in (POD2MAN): Provide --date from $(DATESTAMP).

2010-06-21  Kai Tietz  <kai.tietz@onevision.com>

        * config/i386/i386.c (ix86_compute_frame_layout): Avoid
        stack-alignment for simple leaf-functions.

2010-06-20  Alexandre Oliva  <aoliva@redhat.com>

        * doc/install.texi: Document bootstrap-lto.

2010-06-20  Alexandre Oliva  <aoliva@redhat.com>

        PR debug/44248
        * lto-streamer-in.c (input_bb): Leave debug stmts alone.
        (input_function): Drop them here, if VTA is disabled.

2010-06-20  Uros Bizjak  <ubizjak@gmail.com>

        PR target/44546
        * config/i386/predicates.md (ix86_swapped_fp_comparsion_operator):
        New predicate.
        * config/i386/i386.md (*fp_jcc_8<mode>_387 and splitters): Use
        ix86_swapped_fp_comparsion_operator instead of
        ix86_fp_comparison_operator.

        (*fp_jcc_1_387): Rename from *fp_jcc_3_387.
        (*fp_jcc_1r_387): Rename from *fp_jcc_4_387.
        (*fp_jcc_2_387): Rename from *fp_jcc_5_387.
        (*fp_jcc_2r_387): Rename from *fp_jcc_6_387.
        (*fp_jcc_3_387): Rename from *fp_jcc_7_387.
        (*fp_jcc_4_<mode>_387): Rename from *fp_jcc_8<mode>_387.

2010-06-20  Joseph Myers  <joseph@codesourcery.com>

        PR other/32998
        * opth-gen.awk: Generate definitions of OPT_SPECIAL_unknown,
        OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
        * opts-common.c (find_opt): Return OPT_SPECIAL_unknown on failure.
        (decode_cmdline_option): Update for this return value.  Set
        orig_option_with_args_text field.  Set arg field for unknown
        options.  Make static.
        (decode_cmdline_options_to_array): New.
        (prune_options): Update handling of find_opt return value.
        * opts.c (read_cmdline_option): Take decoded option.  Return void.
        (read_cmdline_options): Take decoded options.
        (decode_options): Add parameters for decoded options.  Use
        decode_cmdline_options_to_array.  Use decoded options for -O
        scan.  Use integral_argument for -O parameters.  Update call to
        read_cmdline_options.
        (enable_warning_as_error): Update handling of find_opt return value.
        * opts.h: Update comment on unknown options.
        (struct cl_decoded_option): Update comments on opt_index and arg.
        Add orig_option_with_args_text.
        (decode_cmdline_option): Remove.
        (decode_cmdline_options_to_array): Declare.
        (decode_options): Update prototype.
        * toplev.c (save_argv): Remove.
        (save_decoded_options, save_decoded_options_count): New.
        (read_integral_parameter): Remove.
        (print_switch_values): Use decoded options.
        (toplev_main): Don't set save_argv.  Update call to decode_options.
        * toplev.h (read_integral_parameter): Remove.
        * varasm.c (elf_record_gcc_switches): Don't handle holding back names.

2010-06-19  Richard Earnshaw  <rearnsha@arm.com>

        PR target/44072
        * arm.md (cmpsi2_addneg): Prefer emitting adds to subs with a negative
        immediate.
        * constraints.md (Pw, Px): New constraints.
        * thumb2.md (cmpsi2_addneg peephole2): New peepholes.

2010-06-19  H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/sse.md (fma4modesuffixf4): Removed.
        (ssemodesuffixf2s): Likewise.
        (ssemodesuffixf4): Likewise.
        (ssemodesuffixf2c): Likewise.
        (ssescalarmodesuffix2s): Likewise.
        (avxmodesuffixf2c): Likewise.
        (ssemodesuffix): New.
        (ssescalarmodesuffix): Likewise.
        Update patterns with ssemodesuffix and ssescalarmodesuffix.

2010-06-19  Philip Herron  <herron.philip@googlemail.com>

        * c-decl.c (c_write_global_declarations): Don't check flag_syntax_only.

2010-06-18  H.J. Lu  <hongjiu.lu@intel.com>

        * stor-layout.c (debug_rli): Remove unused local variables.

2010-06-18  Eric Botcazou  <ebotcazou@adacore.com>

        PR rtl-optimization/40900
        * expr.c (expand_expr_real_1) <SSA_NAME>: Fix long line.  Save the
        original expression for later reuse.
        <expand_decl_rtl>: Use promote_function_mode to compute the signedness
        of the promoted RTL for a SSA_NAME on the LHS of a call statement.

2010-06-18  Anatoly Sokolov  <aesok@post.ru>

        * double-int.h (double_int_to_shwi, double_int_to_uhwi,
        double_int_fits_in_uhwi_p): Implement as static inline.
        (double_int_xor): New inline function.
        (double_int_lrotate, double_int_rrotate, double_int_max,
        double_int_umax, double_int_smax, double_int_min, double_int_umin,
        double_int_smin): Declare.
        (lrotate_double, rrotate_double): Remove declaration.
        * double-int.c (double_int_fits_in_uhwi_p, double_int_to_shwi,
        double_int_to_uhwi, lrotate_double, rrotate_double): Remove function.
        (double_int_lrotate, double_int_rrotate, double_int_max,
        double_int_umax, double_int_smax, double_int_min, double_int_umin,
        double_int_smin): New function.
        * fold-const.c (int_const_binop): Clean up, use double_int_*
        functions.
        * simplify-rtx.c (simplify_const_binary_operation): Clean up, use
        double_int_* and immed_double_int_const functions.

2010-06-18  Nathan Froyd  <froydnj@codesourcery.com>

        * function.h (types_used_by_cur_var_decl): Change type to a VEC.
        * function.c (types_used_by_cur_var_decl): Likewise.
        (used_types_insert): Adjust for new type of types_used_by_cur_var_decl.

2010-06-18  Nathan Froyd  <froydnj@codesourcery.com>

        * tree.h (record_layout_info): Change type of pending_statics field
        to a VEC.
        * stor-layout.c (start_record_layout): Store NULL into
        pending_statics.
        (debug_rli): Call debug_vec_tree instead of debug_tree.
        (place_field): Likewise.
        (finish_record_layout): Likewise.

2010-06-18  Alan Modra  <amodra@gmail.com>

        * config/rs6000/linux64.h (SET_CMODEL): Don't expand to empty.

2010-06-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR target/43740
        * config/pa/pa.c (emit_move_sequence): Don't infer REG_POINTER flag
        for SET source operand from SET destination operand.

2010-06-17  Bernd Schmidt  <bernds@codesourcery.com>

        PR rtl-optimization/39871
        * reload1.c (init_eliminable_invariants): For flag_pic, disable
        equivalences only for constants that aren't LEGITIMATE_PIC_OPERAND_P.
        (function_invariant_p): Rule out a plus of frame or arg pointer with
        a SYMBOL_REF.
        * ira.c (find_reg_equiv_invariant_const): Likewise.

2010-06-17  Gunther Nikl  <gnikl@users.sourceforge.net>

        * config/rs6000/rs6000.c (print_operand) <'K'>: Also use
        print_operand_address and puts to output the operand for CONST.

2010-06-17  Jakub Jelinek  <jakub@redhat.com>

        PR debug/44572
        * dwarf2out.c (dwarf2out_debug_hooks): Add entry for begin_epilogue
        hook.

2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>

        * v850-protos.h (print_operand): Delete.
        (print_operand_address): Delete.
        * v850.h (PRINT_OPERAND): Delete.
        (PRINT_OPERAND_PUNCT_VALID_P): Delete.
        (PRINT_OPERAND_ADDRESS): Delete.
        * v850.c (print_operand_address): Rename to...
        (v850_print_operand_address): ...this.  Make static. Call
        v850_print_operand.
        (print_operand): Rename to...
        (v850_print_operand): ...this.  Make static.  Call
        v850_print_operand_address.
        (v850_print_operand_punct_valid_p): New function.
        (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
        (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.

2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>

        * config/sh/sh-protos.h (print_operand): Delete.
        (print_operand_address): Delete.
        * config/sh/sh.h (PRINT_OPERAND): Delete.
        (PRINT_OPERAND_PUNCT_VALID_P): Delete.
        (PRINT_OPERAND_ADDRESS): Delete.
        * config/sh/sh.c (sh_print_operand_address): Make static.
        (sh_print_operand): Make static.  Call sh_print_operand_address
        and sh_print_operand.
        (sh_print_operand_punct_valid_p): New function.
        (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
        (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.

2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>

        * config/mcore/mcore-protos.h (mcore_print_operand): Delete.
        (mcore_print_operand_address): Delete.
        * config/mcore/mcore.h (PRINT_OPERAND): Delete.
        (PRINT_OPERAND_PUNCT_VALID_P): Delete.
        (PRINT_OPERAND_ADDRESS): Delete.
        * config/mcore/mcore.c (mcore_print_operand_address): Make static.
        (mcore_print_operand): Make static.
        (mcore_print_operand_punct_valid_p): New function.
        (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define
        (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.

2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>

        * config/m68hc11/m68hc11-protos.h (print_operand): Delete.
        (print_operand_address): Delete.
        * config/m68hc11/m68hc11.h (PRINT_OPERAND): Delete.
        (PRINT_OPERAND_ADDRESS): Delete.
        * config/m68hc11/m68hc11.c (m68hc11_print_operand_address): Make
        static.
        (m68hc11_print_operand): Make static.
        (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.

2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>

        * config/m32r/m32r-protos.h (m32r_print_operand): Delete.
        (m32r_print_operand_address): Delete.
        * config/m32r/m32r.h (m32r_punct_chars): Delete.
        (PRINT_OPERAND): Delete.
        (PRINT_OPERAND_PUNCT_VALID_P): Delete.
        (PRINT_OPERAND_ADDRESS): Delete.
        * config/m32r/m32r.c (m32r_punct_chars): Make static.
        (m32r_print_operand_address): Make static.
        (m32r_print_operand): Make static.
        (m32r_print_operand_punct_valid_p): New function.
        (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
        (TARGET_PRINT_OPERAND_ADDRESS): Define.

2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>

        * config/iq2000/iq2000-protos.h (print_operand): Delete.
        (print_operand_address): Delete.
        * config/iq2000/iq2000.h (PRINT_OPERAND): Delete.
        (PRINT_OPERAND_PUNCT_VALID_P): Delete.
        (PRINT_OPERAND_ADDRESS): Delete.
        (iq2000_print_operand_punct): Delete.
        * config/iq2000/iq2000.c (iq2000_print_operand_punct): Make static.
        (iq2000_print_operand_address): Make static.
        (iq2000_print_operand): Make static.
        (iq2000_print_operand_punct_valid_p): New function.
        (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
        (TARGET_PRINT_OPERAND_ADDRESS): Define.

2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>

        * config/frv/frv-protos.h (frv_print_operand): Delete.
        (frv_print_operand_address): Delete.
        * config/frv/frv.h (PRINT_OPERAND): Delete.
        (PRINT_OPERAND_PUNCT_VALID_P): Delete.
        (PRINT_OPERAND_ADDRESS): Delete.
        * config/frv/frv.c (frv_print_operand_address): Make static.
        (frv_print_operand): Make static.
        (frv_print_operand_punct_valid_p): New function.
        (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
        (TARGET_PRINT_OPERAND_ADDRESS): Define.

2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>

        * tree.h (vec_member): Declare.
        * tree.c (vec_member): Define.

2010-06-17  Richard Guenther  <rguenther@suse.de>

        * tree-flow-inline.h (array_ref_contains_indirect_ref): Remove.
        * tree-flow.h (array_ref_contains_indirect_ref): Likewise.

2010-06-17  Richard Guenther  <rguenther@suse.de>

        * tree-inline.c (declare_return_variable): Remove bogus code.

2010-06-17  Richard Guenther  <rguenther@suse.de>

        * gimplify.c (gimplify_bind_expr): Always promote complex
        and vector variables to registers if possible.

2010-06-17  Richard Guenther  <rguenther@suse.de>

        * expr.c (get_inner_reference): Use double_int for bit_offset
        calculation.

2010-06-16  DJ Delorie  <dj@redhat.com>

        * common.opt (-fstrict-volatile-bitfields): new.
        * doc/invoke.texi: Document it.
        * fold-const.c (optimize_bit_field_compare): For volatile
        bitfields, use the field's type to determine the mode, not the
        field's size.
        * expr.c (expand_assignment): Likewise.
        (get_inner_reference): Likewise.
        (expand_expr_real_1): Likewise.
        * expmed.c (store_fixed_bit_field): Likewise.
        (extract_bit_field_1): Likewise.
        (extract_fixed_bit_field): Likewise.

2010-06-16  Richard Guenther  <rguenther@suse.de>

        * tree-inline.c (remap_gimple_op_r): Recurse using remap_gimple_op_r.

2010-06-16  Douglas B Rupp  <rupp@gnat.com>

        * config/ia64/vms.h (ASM_OUTPUT_DWARF_DELTA_UNITS): Remove.
        (ASM_OUTPUT_DWARF_VMS_DELTA: Define new macro.
        * dbxout.c (gcc_debug_hooks): New entry begin_epilogue.
        * debug.c: Likewise.
        * sdbout.c: Likewise.
        * vmsdbgout.c: Likewise.
        * debug.h: Likewise. (dwarf2out_vms_{begin,end}_prologue): Declare.
        * doc/tm.texi (ASM_OUTPUT_DWARF_VMS_DELTA): Document.
        * dwarf2asm.c (dw2_asm_output_vms_delta): New function.
        (ASM_OUTPUT_DWARF_VMS_DELTA): Call it.
        * dwarf2asm.h (dw2_asm_output_vms_delta): Declare.
        * dwarf2out.c (dw_fde_struct): New fields
        dw_fde_vms_{end,begin}_prologue.
        (PROLOGUE_END_LABEL, EPILOGUE_BEGIN_LABEL): New macros.
        (dwarf2out_begin_prologue): Set dw_fde_struct defaults for above.
        (dwarf2out_vms_end_prologue): New function.
        (dwarf2out_vms_begin_epilogue): New function.
        (dw_val_struct): New value dw_val_class_vms_delta.
        (gcc_debug_hooks): New entry begin_epilogue. Set end_prologue,
        begin_epilogue for VMS.
        (AT_vms_delta1, AT_vms_delta2, add_AT_vms_delta): Declare
        new static functions.
        (dwarf_attr_name): New cases DW_AT_HP_{prologue,epilogue}.
        (AT_vms_delta1, AT_vms_delta2, add_AT_vms_delta): New
        static functions.
        (print_die): New case dw_val_class_vms_delta.
        (attr_checksum): Likewise.
        (same_dw_val_p: Likewise.
        (size_of_die): Likewise.
        (value_format): Likewise.
        (output_die): Likewise.
        (gen_subprogram_die): Call add_AT_vms_delta on VMS.
        (dwarf2out_begin_epilogue): Rename to dwarf2out_cfi_begin_epilogue
        * dwarf2out.h (dwarf2out_begin_epilogue): Rename to
        dwarf2out_cfi_begin_epilogue
        * final.c (final_scan_insn): Likewise. Call begin_epilogue.

2010-06-16  Nathan Froyd  <froydnj@codesourcery.com>

        * config/cris/cris-protos.h (cris_print_operand): Delete.
        (cris_print_operand_address): Delete.
        * config/cris/cris.h (PRINT_OPERAND): Delete.
        (PRINT_OPERAND_PUNCT_VALID_P): Delete.
        (PRINT_OPERAND_ADDRESS): Delete.
        * config/cris/cris.c (cris_print_operand_address): Make static.
        (cris_print_operand): Make static.
        (cris_print_operand_punct_valid_p): New function.
        (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
        (TARGET_PRINT_OPERAND_ADDRESS): Define.

2010-06-16  Nathan Froyd  <froydnj@codesourcery.com>

        * config/arm/arm-protos.h (arm_print_operand): Delete.
        (arm_print_operand_address): Delete.
        * config/arm/arm.h (PRINT_OPERAND): Delete.
        (PRINT_OPERAND_PUNCT_VALID_P): Delete.
        (PRINT_OPERAND_ADDRESS, ARM_PRINT_OPERAND_ADDRESS):
        (THUMB_PRINT_OPERAND_ADDRESS): Delete and move code to...
        * config/arm/arm.c (arm_print_operand_address): ...here.  New function.
        (arm_print_operand): Make static.
        (arm_print_operand_punct_valid_p): New function.
        (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
        (TARGET_PRINT_OPERAND_ADDRESS): Define.

2010-06-16  Nick Clifton  <nickc@redhat.com>

        * config/rx/constraints.md (NEGint4): New constraint.
        * config/rx/rx.md (attr cc): Add set_zsc.
        (cbranchsf4): Only test for -fnon-call-exceptions if cfun has been
        initialised.
        (cmpsf): Likewise.
        (call_internal): Clobber the cc0 register.
        (call_value_internal): Likewise.
        (cstoresi4): Likewise.
        (movsieq): Likewise.
        (movsine): Likewise.
        (addsi3): Add alternative to handle small negative constants.
        (sunsi3): Likewise.
        (addsi3): Do not set the O bit in the cc0 register.
        (adddi3): Likewise.
        (subsi3): Likewise.
        (subdi3): Likewise.
        (andsi3): Reorder alternatives to prefer shorter forms.
        (mulsi3): Likewise.
        (iorsi3): Likewise.
        (negsi2): Note that the cc0 flags are set.
        (rotlsi3): Note that only the Z and S bits are set in cc0.
        (lshrsi3): Likewise.
        (ashlsi3): Likewise.
        (subsf3): Use %Q for the MEM operand.
        (fix_truncsfsi2): Likewise.
        (floatsisf2): Likewise.
        (bitset): Remove early clobber from destination.
        (bitset_in_memory): Likewise.
        (lrintsf2): Clobber the cc0 register.
        * config/rx/rx.c (rx_notice_update_cc): Handle CC_SET_ZSC.
        (rx_print_operand): Handle %N.

2010-06-16  Jan Hubicka  <jh@suse.cz>

        * df-core.c (df_compact_blocks): Free problem_temps vector.

2010-06-16  Martin Jambor  <mjambor@suse.cz>

        PR tree-optimization/43905
        * tree-sra.c: Include tree-inline.h.
        (create_abstract_origin): Removed.
        (modify_function): Version the call graph node instead of creating
        abstract origins and dealing with same_body aliases.
        * tree-sra.c (ipa_sra_preliminary_function_checks): Check whether the
        function is versionable.
        * Makefile.in (tree-sra.o): Add TREE_INLINE_H to dependencies.

2010-06-16  Maxim Kuvyrkov  <maxim@codesourcery.com>

        * config/mips/linux64.h (BIONIC_DYNAMIC_LINKERN32): Define.
        (CHOOSE_DYNAMIC_LINKER): Update.

2010-06-15  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.c (*prefetch_sse_<mode>):  Macroize insn from
        *prefetch_sse and *prefetch_sse_rex using P mode iterator.
        (*prefetch_3dnow_<mode>): Ditto from *prefetch_3dnow and
        *prefetch_3dnow_rex.

2010-06-15  Anatoly Sokolov  <aesok@post.ru>

        * target.h (struct asm_out):Add declare_constant_name field.
        * target-def.h (TARGET_ASM_DECLARE_CONSTANT_NAME): Define.
        (TARGET_INITIALIZER): Use TARGET_ASM_DECLARE_CONSTANT_NAME.
        * output.h (default_asm_declare_constant_name): Declare.
        (assemble_label): Update prototype.
        * varasm.c (assemble_constant_contents): Use
        targetm.asm_out.declare_constant_name target hook.
        (assemble_label): Add 'file' argument.
        (default_asm_declare_constant_name): New function.
        * system.h (ASM_DECLARE_CONSTANT_NAME): Poison.
        * doc/tm.texi (ASM_DECLARE_CONSTANT_NAME): Remove.
        (TARGET_ASM_DECLARE_CONSTANT_NAME): Document it.

        * config/darwin-protos.h (darwin_asm_declare_constant_name): Declare.
        * config/darwin.c (darwin_asm_declare_constant_name): New function.
        (machopic_output_indirection): Update assemble_label argument list.
        * config/darwin.h (ASM_DECLARE_CONSTANT_NAME): Remove.
        (TARGET_ASM_DECLARE_CONSTANT_NAME): Define.

2010-06-15  Sebastian Pop  <sebastian.pop@amd.com>

        PR middle-end/44391
        * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
        size_one_node for pointer types.  Do not call gmp_cst_to_tree.

2010-06-15  Richard Guenther  <rguenther@suse.de>

        * tree-ssa-pre.c (eliminate): Handle PHI elimination to constants.

2010-06-15  Paul Brook  <paul@codesourcery.com>

        * config/arm/arm.c (use_vfp_abi): Add sorry() for Thumb-1
        hard-float ABI.

2010-06-15  Alexandre Oliva  <aoliva@redhat.com>

        * tree-vect-patterns.c (vect_pattern_recog_1): Bail out if we
        don't get a vector type for output.

2010-06-15  Jakub Jelinek  <jakub@redhat.com>

        PR fortran/44536
        * langhooks.h (struct lang_hooks_for_decls): Add omp_report_decl.
        * langhooks-def.h (LANG_HOOKS_OMP_REPORT_DECL): Define.
        (LANG_HOOKS_DECLS): Add it.
        * gimplify.c (omp_notice_variable): Call
        lang_hooks.decls.omp_report_decl.

2010-06-15  Martin Jambor  <mjambor@suse.cz>

        PR lto/44464
        * tree-sra.c (replace_removed_params_ssa_names): Call release_ssa_name
        on the newly dead SSA name.

2010-06-15  Alan Modra  <amodra@gmail.com>

        * doc/invoke.texi: Add mcmodel to powerpc options.
        * configure.ac: Add HAVE_LD_LARGE_TOC test.
        * configure: Regenerate.
        * config.in: Regenerate.
        * config/rs6000/linux64.opt (mcmodel): New.
        * config/rs6000/linux64.h (TARGET_USES_LINUX64_OPT): Define.
        (TARGET_CMODEL, SET_CMODEL): Define.
        (SUBSUBTARGET_OVERRIDE_OPTIONS): Check user -mcmodel choice,
        select CMODEL_MEDIUM default.
        * config/rs6000/rs6000.h (enum rs6000_cmodel): New.
        (TARGET_CMODEL): Define default.
        * config/rs6000/rs6000.c (cmodel): New variable.
        (rs6000_explicit_options): Add cmodel field.
        (rs6000_handle_option): Handle -mcmodel.
        (create_TOC_reference): Add largetoc_reg param.  Generate high,
        lo_sum rtl for CMODEL_MEDIUM and CMODEL_LARGE.  Update all callers.
        (rs6000_delegitimize_address): Recognise new toc reference rtl
        and minimal-toc rtl.
        (rs6000_legitimize_reload_address): Handle new toc references.
        (print_operand_address): Handle legitimate_constant_pool_address_p
        match before lo_sum.
        (rs6000_eliminate_indexed_memrefs): Tidy.
        (rs6000_emit_move): Tweak threshold for inlining constants.
        Keep rs6000_emit_allocate_stack large stack frame offsets
        loaded into r0 inline.
        (rs6000_generate_compare <cmptf_internal2>): One more clobber.
        (tocrel_base, tocrel_offset): New variables.
        (toc_relative_expr_p): Set them here.
        (print_operand_address): Skip over any offset on constant pool address.
        (rs6000_output_addr_const_extra): Print tocrel_offset before @toc.
        (rs6000_mode_dependent_address <LO_SUM>): False for new toc refs.
        (offsettable_ok_by_alignment): New function.
        (rs6000_emit_move): Address suitably aligned local symbol_refs
        relative to the toc pointer for -mcmodel=medium.
        (legitimate_constant_pool_address_p): Make param const_rtx.  Add
        strict param.  Allow lo_sum version of addressing.  Verify reg
        used for -mminimal-toc and -mcmodel != small.  Update all callers.
        * config/rs6000/constraints.md: Update for above change.
        * config/rs6000/predicates.md: Likewise.
        * config/rs6000/rs6000.md (tls_gd_aix): Generate -mcmodel=medium/large
        code.
        (tls_gd): Split for -mcmodel=medium/large.
        (tls_gd_high, tls_gd_low): New.
        (tls_ld_aix, tls_ld, tls_ld_high, tls_ld_low): Similarly.
        (tls_got_dtprel, tls_got_dtprel_high, tls_got_dtprel_low): Similarly.
        (tls_got_tprel, tls_got_tprel_high, tls_got_tprel_low): Similarly.
        (largetoc_high, largetoc_low): New.
        (cmptf_internal2): Add clobber.
        * config/rs6000/rs6000-protos.h: Update.

2010-06-14  Changpeng Fang  <changpeng.fang@amd.com>

        * tree-ssa-loop-prefetch.c (nothing_to_prefetch_p): New.  Return
        true if no prefetch is going to be generated for a given group.
        (estimate_prefetch_count): Use prefetch_mod and unroll_factor to
        estimate the prefetch_count.
        (loop_prefetch_arrays): Call nothing_to_prefetch_p; estimate the
        prefetch count by considering the unroll_factor and prefetch_mod
        for is_loop_prefetching_profitable.

2010-06-14  Andreas Schwab  <schwab@linux-m68k.org>

        * config/m68k/m68k.c (m68k_delegitimize_address): Don't do
        anything if the argument is not a MEM.

2010-06-14  Alexandre Oliva  <aoliva@redhat.com>

        PR debug/43650
        PR debug/44181
        PR debug/44247
        * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Skip
        debug stmts.
        (canonicalize_loop_ivs): Likewise.

2010-06-14  Alexandre Oliva  <aoliva@redhat.com>

        PR debug/43656
        * haifa-sched.c (setup_insn_reg_pressure_info,
        update_register_pressure): Reject debug insns.
        (ready_sort): Don't setup reg pressure for debug insns.
        (schedule_insn): Don't update reg pressure for debug insns.

2010-06-14  Richard Guenther  <rguenther@suse.de>

        * lto-streamer.c (cached_bp): Remove.
        (bitpack_delete): Likewise.
        (bitpack_create): Likewise.
        (bp_get_next_word): Likewise.
        (bp_pack_value, bp_unpack_value): Move ...
        * lto-streamer.h (bp_pack_value, bp_unpack_value): ... here.
        Re-implement.
        (struct bitpack_d): Likewise.
        (bitpack_create, lto_output_bitpack, lto_input_bitpack):
        New inline functions.
        * lto-streamer-out.c (lto_output_bitpack): Remove.
        (pack_ts_base_value_fields): Adjust.  Avoid conditional bitpacking.
        (pack_value_fields): Adjust.
        (lto_write_tree): Likewise.
        (output_gimple_stmt): Likewise.
        (output_function): Likewise.
        * lto-streamer-in.c (input_gimple_stmt): Adjust.
        (input_function): Likewise.
        (unpack_ts_base_value_fields): Adjust.  Avoid conditional bitpacking.
        (lto_input_bitpack): Remove.
        (lto_materialize_tree): Adjust.
        * Makefile.in (ipa-prop.o): Add $(LTO_STREAMER_H) dependency.
        * lto-cgraph.c (lto_output_edge): Adjust.
        (lto_output_node): Likewise.
        (lto_output_varpool_node): Likewise.
        (lto_output_ref): Likewise.
        (input_node): Likewise.
        (input_varpool_node): Likewise.
        (input_ref): Likewise.
        (input_edge): Likewise.
        (output_node_opt_summary): Likewise.
        (input_node_opt_summary): Likewise.
        * ipa-pure-const.c (pure_const_write_summary): Likewise.
        (pure_const_read_summary): Likewise.
        * ipa-prop.c (ipa_write_indirect_edge_info): Likewise.
        (ipa_read_indirect_edge_info): Likewise.
        (ipa_write_node_info): Likewise.
        (ipa_read_node_info): Likewise.

2010-06-14  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/44534
        * config/i386/sse.md (vec_extract_lo_<mode>): Replace 0x1 with 0x0.
        (vec_extract_lo_v16hi): Likewise.
        (vec_extract_lo_v32qi): Likewise.

2010-06-14  Jakub Jelinek  <jakub@redhat.com>

        PR bootstrap/44426
        * tree.h (build_call_expr): Don't define as vararg macro, instead
        add a prototype.
        * builtins.c (build_call_nofold): Remove.
        (expand_builtin_int_roundingfn, expand_builtin_pow,
        expand_builtin_mempcpy_args, expand_builtin_stpcpy,
        expand_builtin_memset_args, expand_builtin_strcmp,
        expand_builtin_strncmp, expand_builtin_memory_chk): Use
        build_call_nofold_loc instead of build_call_nofold.
        (build_call_expr): New function.

        PR tree-optimization/44508
        * tree-ssa-propagate.h (substitute_and_fold): Add DO_DCE argument.
        * tree-ssa-propagate.c (substitute_and_fold): If !DO_DCE,
        don't eliminate trivially dead stmts.
        * tree-vrp.c (vrp_finalize): Pass false as last argument
        to substitute_and_fold.
        * tree-ssa-copy.c (fini_copy_prop): Pass true as last argument
        to substitute_and_fold.
        * tree-ssa-ccp.c (ccp_finalize): Likewise.

        PR bootstrap/44509
        * c-config-lang.in (gtfiles): Add c-family/c-cppbuiltin.c.
        * c-family/c-cppbuiltin.c: Include gt-c-family-c-cppbuiltin.h.
        (lazy_hex_fp_values, lazy_hex_fp_value_count): Add GTY(()) markers.
        (lazy_hex_fp_value, builtin_define_with_hex_fp_value): Use
        ggc_strdup instead of xstrdup.

2010-06-14  Ira Rosen  <irar@il.ibm.com>

        PR tree-optimization/44507
        * tree-vect-loop.c (get_initial_def_for_reduction): Use -1
        to build initial vector for BIT_AND_EXPR.
        * tree-vect-slp.c (vect_get_constant_vectors): Likewise.

2010-06-14  Jakub Jelinek  <jakub@redhat.com>

        * config/s390/s390.md (*mov<mode>_64 DD_DF, mov<mode>): Properly
        adjust z10prop set_attr.

2010-06-13  Jan Hubicka  <jh@suse.cz>

        * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
        bitmap_and_compl_into, bitmap_compl_and_into, bitmap_ior,
        bitmap_ior_into, bitmap_xor, bitmap_xor_into,
        bitmap_ior_and_compl, bitmap_ior_and_compl): Turn internal
        datastructure checks into checking asserts.
        * rtlanal.c (find_reg_note): Use gcc_checking_assert.
        * tree-ssa-sccvn.c (VN_INFO): Likewise.
        * df-scan.c (df_reorganize_refs_by_reg_by_reg, df_install_ref,
        df_ref_create_structure): Likewise.
        * alloc-pool.c (create_alloc_pool, empty_alloc_pool, pool_alloc,
        pool_free): Use gcc_checking_assert.
        * alias.c (get_alias_set): Likewise.
        * var-tracking.c (variable_htab_free, shared_hash_copy,
        canonicalize_values_mark, variable_merge_over_cur): Likewise.
        * lto-streamer.c (bp_unpack_value): Likewise.

2010-06-13  Richard Guenther  <rguenther@suse.de>

        * lto-streamer-in.c (lto_input_ts_type_tree_pointers):
        Do not stream but initialize TYPE_CANONICAL to NULL.
        (lto_output_ts_type_tree_pointers): Do not stream TYPE_CANONICAL.
        * gimple.c (gimple_types_compatible_p): Disregard
        TYPE_STRUCTURAL_EQUALITY_P.
        (gimple_register_type): Use TYPE_CANONICAL as cache.
        * lto-streamer.c (lto_record_common_node): Zero TYPE_CANONICAL
        before registering common types.
        * config/i386/i386.c (ix86_function_arg_boundary): Do not
        use TYPE_CANONICAL, instead use TYPE_MAIN_VARIANT.
        * tree.h (TYPE_CANONICAL): Clarify documentation.

2010-06-13  Anatoly Sokolov  <aesok@post.ru>

        * config/ia64/ia64.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
        LIBCALL_VALUE): Remove macros.
        * config/ia64/ia64-protos.h (ia64_function_value): Remove.
        * config/ia64/ia64.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
        TARGET_FUNCTION_VALUE_REGNO_P): Define.
        (ia64_libcall_value, ia64_function_value_regno_p): New functions.
        (ia64_function_value): Make static. Handle receiving the function
        type in 'fn_decl_or_type' argunent. Add 'outgoing' argument.

2010-06-12  Jan Hubicka  <jh@suse.cz>

        * cse.c (cse_extended_basic_block): Move optimize_bb_for_speed_p
        at correct place.

2010-06-12  Bernd Schmidt  <bernds@codesourcery.com>

        * config/arm/arm.c (thumb2_reorg): Fix errors in previous change.

2010-06-12  Jan Hubicka  <jh@suse.cz>

        * df-core.c (df_clear_bb_info): New function.
        (df_set_blocks): bb_info is always allocated.
        (df_get_bb_info): Use block_info_elt_size.
        (df_set_bb_info): Likewise.
        (df_compact_blocks): Update for new block_info.
        (grow_bb_info): New function.
        * df-problems.c (df_grow_bb_info): Move to df-core.c
        (df_rd_set_bb_info): Remove.
        (df_rd_free_bb_info): Do not free block pool.
        (df_rd_alloc): Do not create pool, use check for
        obstack presence instead of NULL pointer for new blocks.
        (df_rd_free): DO not free alloc pool; clear block_info.
        (problem_RD): Add size of block info structure.
        (df_lr_set_bb_info): Remove.
        (df_lr_free_bb_info): Do not free block pool.
        (df_lr_alloc): Do not create pool, use check for
        obstack presence instead of NULL pointer for new blocks.
        (df_lr_free): DO not free alloc pool; clear block_info.
        (problem_LR): Add size of block info structure.
        (df_live_set_bb_info): Remove.
        (df_live_free_bb_info): Do not free block pool.
        (df_live_alloc): Do not create pool, use check for
        obstack presence instead of NULL pointer for new blocks.
        (df_live_free): DO not free alloc pool; clear block_info.
        (problem_LIVE): Add size of block info structure.
        (problem_CHAIN): Add size of block info structure.
        (df_byte_lr_set_bb_info): Remove.
        (df_byte_lr_free_bb_info): Do not free block pool.
        (df_byte_lr_alloc): Do not create pool, use check for
        obstack presence instead of NULL pointer for new blocks.
        (df_byte_lr_free): DO not free alloc pool; clear block_info.
        (problem_BYTE_LR): Add size of block info structure.
        (problem_NOTE): Add size of block info structure.
        (df_byte_MD_set_bb_info): Remove.
        (df_byte_MD_free_bb_info): Do not free block pool.
        (df_byte_MD_alloc): Do not create pool, use check for
        obstack presence instead of NULL pointer for new blocks.
        (df_byte_MD_free): DO not free alloc pool; clear block_info.
        (problem_BD): Add size of block info structure.
        * df-scan.c (df_scan_free_internal): Free block pool.
        (df_scan_set_bb_info): Remove.
        (df_scan_free_bb_info): Check for artificial_defs instead
        of bb_info being non-NULL.
        (df_scan_alloc): DO not create df_scan_block pool.
        (problem_SCAN): Set size of block info.
        (df_bb_refs_record): Do not allocate bb_info.
        * df.h (df_problem): Add block_info_elt_size.
        (struct dataflow): Change block_info to void *.
        (df_scan_get_bb_info, df_rd_get_bb_info, df_lr_get_bb_info,
        df_md_get_bb_info, df_live_get_bb_info, df_byte_lr_get_bb_info): Return
        in-line structures.

2010-06-12  Jan Hubicka  <jh@suse.cz>

        PR tree-optimize/44485
        * tree-cfgcleanup.c (fixup_noreturn_call): Remove basic blocks
        containing use of return value of noreturn function.

2010-06-12  Anatoly Sokolov  <aesok@post.ru>

        * targhooks.c (default_function_value): Don't use
        FUNCTION_OUTGOING_VALUE.
        * system.h (FUNCTION_OUTGOING_VALUE): Poison.
        * doc/tm.texi (FUNCTION_OUTGOING_VALUE): Removed.

2010-06-12  Kazu Hirata  <kazu@codesourcery.com>

        * config.gcc (mips64*-*-linux*, mipsisa64*-*-linux*, mips*-*-linux*):
        Add crtfastmath.o to extra_parts.
        * config/mips/crtfastmath.c: New.
        * config/mips/linux.h (ENDFILE_SPEC): New.

2010-06-12  Sebastian Pop  <sebastian.pop@amd.com>

        * graphite-clast-to-gimple.c (gcc_type_for_interval): Do not pass
        old_type in parameter.
        (gcc_type_for_value): Update call to gcc_type_for_interval.
        (compute_type_for_level_1): Renamed compute_type_for_level.
        Update call to gcc_type_for_interval.

2010-06-11  Joseph Myers  <joseph@codesourcery.com>

        * common.opt (Wstrict-aliasing=, Wstrict-overflow=, fabi-version=,
        flto-compression-level=, ftree-parallelize-loops=): Add RejectNegative.

2010-06-11  Joseph Myers  <joseph@codesourcery.com>

        * opts-common.c: Include options.h.
        (integral_argument): Move from opts.c.
        (decode_cmdline_option): New.  Based on read_cmdline_option.
        * opts.c (integral_argument): Move to opts-common.c.
        (read_cmdline_option): Move most contents to
        decode_cmdline_option.  Use %qs in diagnostics.
        * opts.h (CL_ERR_DISABLED, CL_ERR_MISSING_ARG, CL_ERR_WRONG_LANG,
        CL_ERR_UINT_ARG, struct cl_decoded_option, integral_argument,
        decode_cmdline_option): New.

2010-06-11  Uros Bizjak  <ubizjak@gmail.com>

        PR target/44481
        * config/i386/i386.md (UNSPEC_PARITY): New unspec.
        (paritydi2_cmp): Use UNSPEC_PARITY unspec instead of parity RTX.
        (partiysi2_cmp): Ditto.
        (*partiyhi2_cmp): Ditto.
        (*parityqi2_cmp): Remove.

2010-06-11  Jan Hubicka  <jh@suse.cz>

        * bitmap.h (bmp_iter_next_bit): New.
        (bmp_iter_set, bmp_iter_and, bmp_iter_and_compl): Use it.

2010-06-11  Sandra Loosemore  <sandra@codesourcery.com>
            Eric Botcazou  <ebotcazou@adacore.com>

        * tree-ssa-loop-ivopts.c (get_computation_cost_at): Return again the
        computed cost.

2010-06-11  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (unspec): New define_c_enum.
        (unspecv): Ditto.

2010-06-10  Jakub Jelinek  <jakub@redhat.com>

        * c-family/c-cppbuiltin.c: Include cpp-id-data.h.
        (lazy_hex_fp_values, lazy_hex_fp_value_count): New variables.
        (lazy_hex_fp_value): New function.
        (builtin_define_with_hex_fp_value): Provide definitions lazily.
        * Makefile.in (c-family/c-cppbuiltin.o): Depend on $(CPP_ID_DATA_H).

2010-06-11  Sebastian Pop  <sebastian.pop@amd.com>

        PR middle-end/44483
        * tree-if-conv.c (bb_predicate_s): New struct.
        (bb_predicate_p): New.
        (bb_has_predicate): New.
        (bb_predicate): New.
        (set_bb_predicate): New.
        (bb_predicate_gimplified_stmts): New.
        (set_bb_predicate_gimplified_stmts): New.
        (add_bb_predicate_gimplified_stmts): New.
        (init_bb_predicate): New.
        (free_bb_predicate): New.
        (is_predicated): Use bb_predicate.
        (add_to_predicate_list): Use bb_predicate and set_bb_predicate.
        (predicate_bbs): Same.  Gimplify the condition of the basic blocks
        before processing their successors.
        (clean_predicate_lists): Removed.
        (find_phi_replacement_condition): Use bb_predicate.
        (process_phi_nodes): Renamed ifconvert_phi_nodes.  Avoid useless
        computations.
        (insert_gimplified_predicates): New.
        (combine_blocks): Call insert_gimplified_predicates.
        (tree_if_conversion): Call free_bb_predicate instead of
        clean_predicate_lists.

2010-10-11  Paul Brook  <paul@codesourcery.com>

        * doc/invoke.texi: Document ARM -mcpu=cortex-m4.
        * config/arm/arm.c (all_architectures): Change v7e-m default to
        cortexm4.
        * config/arm/arm-cores.def: Add cortex-m4.
        * config/arm/arm-tune.md: Regenerate.

2010-06-11  Jan Hubicka  <jh@suse.cz>

        * ipa-pure-const.c (special_builtlin_state): New function.
        (check_call): Use it instead of special casign BUILT_IN_RETURN.
        (propagate_pure_const): Use it.

2010-06-11  Jan Hubicka  <jh@suse.cz>

        * df-problems.c (df_live_scratch): Convert to bitmap_head.
        (df_live_alloc): Initialize df_live_scratch when initializing
        problem_data.
        (df_live_transfer_function): Update uses of df_live_scratch.
        (df_live_free): Free problem_data; clear df_live_scratch before
        releasing the obstack.
        (df_md_free): Free problem data.

2010-06-11  Jan Hubicka  <jh@suse.cz>

        * doc/invoke.texi (Wsuggest-attribute): Document.
        (Wmissing-noreturn): Remove.
        * ipa-pure-const.c (warn_function_noreturn): New function.
        * opts.c (decode_options): Set warn_suggest_attribute_noreturn on
        warn_missing_noreturn.
        * common.opt (Wsuggest-attribute=noreturn): New.
        * tree-flow.h (warn_function_noreturn): Declare.
        * tree-cfg.c (execute_warn_function_noreturn): Use
        warn_function_noreturn.
        (gate_warn_function_noreturn): New.
        (pass_warn_function_noreturn): Update.

2010-06-11  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        * c-typeck.c (handle_warn_cast_qual): Add loc
        parameter. Improve warning message.
        (build_c_cast): Pass location to handle_warn_cast_qual.

2010-06-11  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (pro_epilogue_adjust_stack_1) <TYPE_ALU>: Assert
        that operand 0 == operand 1.  Use x86_maybe_negate_const_int to output
        insn mnemonic.
        (pro_epilogue_adjust_stack_rex64) <TYPE_ALU>: Ditto.

2010-06-10  Dodji Seketeli  <dodji@redhat.com>

        Fix bootstap on mips
        * dwarf2out.c (is_naming_typedef_dec): Built-in TYPE_DECLs cannot
        be naming typedefs.

2010-06-11  Kai Tietz  <kai.tietz@onevision.com>

        * system.h (helper_const_non_const_cast): New inline for
        gcc version <= 4.0.
        (CONST_CAST2): For gcc version <= 4.0 use
        new helper to do const/non-const casting.

2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>

        * doc/md.texi: Document the "unspec" and "unspecv" enum names.
        * Makefile.in (OBJS-common): Include insn-enums.o.
        (insn-enums.o): New rule.
        (simple_generated_c): Add insn-enums.c.
        (build/genenums.o): New rule.
        (genprogmd): Add "enums".
        * genconstants.c (print_enum_type): Declare a C string array
        for each enum.
        * genenums.c: New file.
        * print-rtl.c (print_rtx): If defined, use the "unspecv" enum
        for UNSPEC_VOLATILE.  If defined, use the "unspec" enum for both
        UNSPEC and (as a fallback) for UNSPEC_VOLATILE.

2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>

        * doc/md.texi (define_enum_attr): Document.
        * rtl.def (DEFINE_ENUM_ATTR): New rtx.
        * read-md.h (lookup_enum_type): Declare.
        * read-md.c (lookup_enum_type): New function.
        * genattr.c (gen_attr, main): Handle DEFINE_ENUM_ATTR.
        * genattrtab.c (attr_desc): Add an enum_name field.
        (evaluate_eq_attr): Take the associated attribute as argument.
        Get the enum prefix from the enum_name field, if defined.
        Use ACONCAT rather than a fixed-length buffer.  Update recursive calls.
        (simplify_test_exp): Pass attr to evaluate_eq_attr.
        (add_attr_value): New function, split out from...
        (gen_attr): ...here.  Handle DEFINE_ENUM_ATTR.
        (write_test_expr): Pass attr to evaluate_eq_attr.
        (write_attr_get): Use the enum_name as the enum tag, if defined.
        (write_attr_valueq): Use the enum_name as a prefix, if defined.
        (find_attr): Initialize enum_name.
        (main): Handle DEFINE_ENUM_ATTR.
        * gensupport.c (process_rtx): Likewise.
        * config/mips/mips.h (mips_tune_attr): Delete.
        * config/mips/mips.md (cpu): Use define_attr_enum.

2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>

        * doc/md.texi (define_c_enum, define_enum): Document.
        * read-md.h (md_constant): Add a parent_enum field.
        (enum_value, enum_type): New structures.
        (upcase_string, traverse_enum_types): Declare.
        * read-md.c (enum_types): New variable.
        (upcase_string, add_constant): New functions.
        (handle_constants): Don't create the hash table here.
        Use add_constant.
        (traverse_md_constants): Don't check for a null md_constants.
        (decimal_string, handle_enum, traverse_enum_types): New functions.
        (read_md_files): Initialize md_constants and md_enums.
        * genconstants.c (print_md_constant): Ignore info argument.
        Only print constants that belong to no enum.
        (print_enum_type): New function.
        (main): Don't pass stdout to print_md_constant.  Call print_enum_type
        for each defined enum type.
        * config/mips/mips.md (processor): New define_enum.
        (unspec): New define_c_enum.
        (UNSPEC_COMPARE_AND_SWAP, UNSPEC_COMPARE_AND_SWAP_12)
        (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_NEW_OP_12)
        (UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE, UNSPEC_SYNC_EXCHANGE_12)
        (UNSPEC_MEMORY_BARRIER): Moved to sync.md.
        (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
        (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
        (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
        (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
        (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
        (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
        (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
        (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
        (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
        (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
        (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
        (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
        (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
        (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
        (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
        (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
        (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
        (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
        (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
        (UNSPEC_RDDSP): Move to mips-dsp.md.
        (UNSPEC_ABSQ_S_QB, UNSPEC_ADDU_PH, UNSPEC_ADDU_S_PH, UNSPEC_ADDUH_QB)
        (UNSPEC_ADDUH_R_QB, UNSPEC_APPEND, UNSPEC_BALIGN, UNSPEC_CMPGDU_EQ_QB)
        (UNSPEC_CMPGDU_LT_QB, UNSPEC_CMPGDU_LE_QB, UNSPEC_DPA_W_PH)
        (UNSPEC_DPS_W_PH, UNSPEC_MADD, UNSPEC_MADDU, UNSPEC_MSUB, UNSPEC_MSUBU)
        (UNSPEC_MUL_PH, UNSPEC_MUL_S_PH, UNSPEC_MULQ_RS_W, UNSPEC_MULQ_S_PH)
        (UNSPEC_MULQ_S_W, UNSPEC_MULSA_W_PH, UNSPEC_MULT, UNSPEC_MULTU)
        (UNSPEC_PRECR_QB_PH, UNSPEC_PRECR_SRA_PH_W, UNSPEC_PRECR_SRA_R_PH_W)
        (UNSPEC_PREPEND, UNSPEC_SHRA_QB, UNSPEC_SHRA_R_QB, UNSPEC_SHRL_PH)
        (UNSPEC_SUBU_PH, UNSPEC_SUBU_S_PH, UNSPEC_SUBUH_QB, UNSPEC_SUBUH_R_QB)
        (UNSPEC_ADDQH_PH, UNSPEC_ADDQH_R_PH, UNSPEC_ADDQH_W, UNSPEC_ADDQH_R_W)
        (UNSPEC_SUBQH_PH, UNSPEC_SUBQH_R_PH, UNSPEC_SUBQH_W, UNSPEC_SUBQH_R_W)
        (UNSPEC_DPAX_W_PH, UNSPEC_DPSX_W_PH, UNSPEC_DPAQX_S_W_PH)
        (UNSPEC_DPAQX_SA_W_PH, UNSPEC_DPSQX_S_W_PH, UNSPEC_DPSQX_SA_W_PH):
        Moved to mips-dspr2.md.
        (UNSPEC_MOVE_TF_PS, UNSPEC_C, UNSPEC_ALNV_PS, UNSPEC_CABS)
        (UNSPEC_ADDR_PS, UNSPEC_CVT_PW_PS, UNSPEC_CVT_PS_PW, UNSPEC_MULR_PS)
        (UNSPEC_ABS_PS, UNSPEC_RSQRT1, UNSPEC_RSQRT2, UNSPEC_RECIP1)
        (UNSPEC_RECIP2, UNSPEC_SINGLE_CC, UNSPEC_SCC): Move from mips-ps-3d.md.
        (UNSPEC_LOONGSON_PAVG, UNSPEC_LOONGSON_PCMPEQ, UNSPEC_LOONGSON_PCMPGT)
        (UNSPEC_LOONGSON_PEXTR, UNSPEC_LOONGSON_PINSR_0)
        (UNSPEC_LOONGSON_PINSR_1, UNSPEC_LOONGSON_PINSR_2)
        (UNSPEC_LOONGSON_PINSR_3, UNSPEC_LOONGSON_PMADD)
        (UNSPEC_LOONGSON_PMOVMSK, UNSPEC_LOONGSON_PMULHU)
        (UNSPEC_LOONGSON_PMULH, UNSPEC_LOONGSON_PMULL, UNSPEC_LOONGSON_PMULU)
        (UNSPEC_LOONGSON_PASUBUB, UNSPEC_LOONGSON_BIADD,
        UNSPEC_LOONGSON_PSADBH)
        (UNSPEC_LOONGSON_PSHUFH, UNSPEC_LOONGSON_PUNPCKH)
        (UNSPEC_LOONGSON_PUNPCKL, UNSPEC_LOONGSON_PADDD)
        (UNSPEC_LOONGSON_PSUBD): Move to mips-loongson.md.
        (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
        (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
        (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
        (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): Move to mips-loongson2ef.md.
        (cpu): Update comment.
        * config/mips/sync.md (UNSPEC_COMPARE_AND_SWAP)
        (UNSPEC_COMPARE_AND_SWAP_12, UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP)
        (UNSPEC_SYNC_NEW_OP_12, UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE)
        (UNSPEC_SYNC_EXCHANGE_12, UNSPEC_MEMORY_BARRIER): Moved from mips.md.
        * config/mips/loongson.md (UNSPEC_LOONGSON_PAVG,
        UNSPEC_LOONGSON_PCMPEQ)
        (UNSPEC_LOONGSON_PCMPGT, UNSPEC_LOONGSON_PEXTR,
        UNSPEC_LOONGSON_PINSR_0)
        (UNSPEC_LOONGSON_PINSR_1, UNSPEC_LOONGSON_PINSR_2)
        (UNSPEC_LOONGSON_PINSR_3, UNSPEC_LOONGSON_PMADD)
        (UNSPEC_LOONGSON_PMOVMSK, UNSPEC_LOONGSON_PMULHU)
        (UNSPEC_LOONGSON_PMULH, UNSPEC_LOONGSON_PMULL, UNSPEC_LOONGSON_PMULU)
        (UNSPEC_LOONGSON_PASUBUB, UNSPEC_LOONGSON_BIADD,
        UNSPEC_LOONGSON_PSADBH)
        (UNSPEC_LOONGSON_PSHUFH, UNSPEC_LOONGSON_PUNPCKH)
        (UNSPEC_LOONGSON_PUNPCKL, UNSPEC_LOONGSON_PADDD)
        (UNSPEC_LOONGSON_PSUBD): Moved from mips.md
        * config/mips/loongson2ef.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
        (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
        (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
        (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): Moved from mips.md
        * config/mips/mips-dsp.md (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ)
        (UNSPEC_SUBQ_S, UNSPEC_ADDSC, UNSPEC_ADDWC, UNSPEC_MODSUB)
        (UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S, UNSPEC_PRECRQ_QB_PH)
        (UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W, UNSPEC_PRECRQU_S_QB_PH)
        (UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR, UNSPEC_PRECEQU_PH_QBL)
        (UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA, UNSPEC_PRECEQU_PH_QBRA)
        (UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR, UNSPEC_PRECEU_PH_QBLA)
        (UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL, UNSPEC_SHLL_S, UNSPEC_SHRL_QB)
        (UNSPEC_SHRA_PH, UNSPEC_SHRA_R, UNSPEC_MULEU_S_PH_QBL)
        (UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH, UNSPEC_MULEQ_S_W_PHL)
        (UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL, UNSPEC_DPAU_H_QBR)
        (UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR, UNSPEC_DPAQ_S_W_PH)
        (UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH, UNSPEC_DPAQ_SA_L_W)
        (UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL, UNSPEC_MAQ_S_W_PHR)
        (UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR, UNSPEC_BITREV, UNSPEC_INSV)
        (UNSPEC_REPL_QB, UNSPEC_REPL_PH, UNSPEC_CMP_EQ, UNSPEC_CMP_LT)
        (UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB, UNSPEC_CMPGU_LT_QB)
        (UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH, UNSPEC_EXTR_W)
        (UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H, UNSPEC_EXTP)
        (UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
        (UNSPEC_RDDSP): Moved from mips.md.
        * config/mips/mips-dspr2.md (UNSPEC_ABSQ_S_QB, UNSPEC_ADDU_PH)
        (UNSPEC_ADDU_S_PH, UNSPEC_ADDUH_QB, UNSPEC_ADDUH_R_QB, UNSPEC_APPEND)
        (UNSPEC_BALIGN, UNSPEC_CMPGDU_EQ_QB, UNSPEC_CMPGDU_LT_QB)
        (UNSPEC_CMPGDU_LE_QB, UNSPEC_DPA_W_PH, UNSPEC_DPS_W_PH, UNSPEC_MADD)
        (UNSPEC_MADDU, UNSPEC_MSUB, UNSPEC_MSUBU, UNSPEC_MUL_PH)
        (UNSPEC_MUL_S_PH, UNSPEC_MULQ_RS_W, UNSPEC_MULQ_S_PH, UNSPEC_MULQ_S_W)
        (UNSPEC_MULSA_W_PH, UNSPEC_MULT, UNSPEC_MULTU, UNSPEC_PRECR_QB_PH)
        (UNSPEC_PRECR_SRA_PH_W, UNSPEC_PRECR_SRA_R_PH_W, UNSPEC_PREPEND)
        (UNSPEC_SHRA_QB, UNSPEC_SHRA_R_QB, UNSPEC_SHRL_PH, UNSPEC_SUBU_PH)
        (UNSPEC_SUBU_S_PH, UNSPEC_SUBUH_QB, UNSPEC_SUBUH_R_QB, UNSPEC_ADDQH_PH)
        (UNSPEC_ADDQH_R_PH, UNSPEC_ADDQH_W, UNSPEC_ADDQH_R_W, UNSPEC_SUBQH_PH)
        (UNSPEC_SUBQH_R_PH, UNSPEC_SUBQH_W, UNSPEC_SUBQH_R_W, UNSPEC_DPAX_W_PH)
        (UNSPEC_DPSX_W_PH, UNSPEC_DPAQX_S_W_PH, UNSPEC_DPAQX_SA_W_PH)
        (UNSPEC_DPSQX_S_W_PH, UNSPEC_DPSQX_SA_W_PH): Moved from mips.md.
        * config/mips/mips-ps-3d.md (UNSPEC_MOVE_TF_PS, UNSPEC_C)
        (UNSPEC_ALNV_PS, UNSPEC_CABS, UNSPEC_ADDR_PS, UNSPEC_CVT_PW_PS)
        (UNSPEC_CVT_PS_PW, UNSPEC_MULR_PS, UNSPEC_ABS_PS, UNSPEC_RSQRT1)
        (UNSPEC_RSQRT2, UNSPEC_RECIP1, UNSPEC_RECIP2, UNSPEC_SINGLE_CC)
        (UNSPEC_SCC): Moved from mips.md.
        * config/mips/mips.c (mips_arch, mips_tune): Change enum from
        "processor_type" to "processor".
        (mips_rtx_cost_data): Replace PROCESSOR_MAX with NUM_PROCESSOR_VALUES.
        * config/mips/mips.h (processor_type): Delete.
        (mips_cpu_info.cpu, mips_arch, mips_tune): Change enum from
        "processor_type" to "processor".

2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>

        * configure.ac (tm_include_list): Add insn-constants.h.
        * configure: Regenerate.
        * Makefile.in (GTM_H): Move insn-constants.h here from...
        (TM_H): ...here.
        * mkconfig.sh: Remove special handling for insn-constants.h.

2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>

        * Makefile.in (BUILD_RTL): Move build/read-md.o to...
        (BUILD_MD): ...this new variable.
        (simple_generated_rtl_h, simple_generated_rtl_c): New variables
        that include the old contents of simple_generated_h and
        simple_generated_c.
        (simple_generated_h, simple_generated_c): Include them.  Add
        insn-constants.h.
        (s-%): Make simple_generated_{h,c} stamps depend on $(MD_DEPS)
        and simple_generated_rtl_{h,c} stamps depend on insn-conditions.md.
        Remove these dependencies from the main rule and include
        insn-conditions.md in the command line only if it appears
        in the dependency list.
        (insn-constants.h, s-constants): Delete.
        (build/genconstants.o): Don't depend on $(RTL_BASE_H), $(GTM_H)
        or gensupport.h.
        (build/genmddeps.o): Likewise.
        (genprogrtl): New variable that contains everything from genprogmd
        except mddeps and constants.
        (genprogmd): Redefine in terms of genprogrtl.  Make these programs
        depend on $(BUILD_MD)
        (genprog): New variable.  Make these programs depend on
        $(BUILD_ERRORS).
        * genmddeps.c: Don't include tm.h, rtl.h or gensupport.h.
        (main): Use read_md_files instead of init_rtx_reader_args.
        * genconstants.c: As for genmddeps.c.
        * read-md.h (read_skip_construct): Declare.
        * read-md.c (read_skip_construct): New function.
        (handle_file): Allow a null handle_directive, skipping the
        construct if so.
        (parse_include): Update the comment accordingly.

2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>

        * Makefile.in (build/genmddeps.o): Depend on $(READ_MD_H).
        * genmddeps.c: Include read-md.h.
        (main): Call init_rtx_reader_args instead of init_md_reader_args.
        * genattr.c (main): Likewise.
        * genattrtab.c (main): Likewise.
        * genautomata.c (main): Likewise.
        * gencodes.c (main): Likewise.
        * genconditions.c (main): Likewise.
        * genconfig.c (main): Likewise.
        * genconstants.c (main): Likewise.
        * genemit.c (main): Likewise.
        * genextract.c (main): Likewise.
        * genflags.c (main): Likewise.
        * genopinit.c (main): Likewise.
        * genoutput.c (main): Likewise.
        * genpeep.c (main): Likewise.
        * genrecog.c (main): Likewise.
        * genpreds.c (main): Likewise.
        * gensupport.h (in_fname): Move to read-md.h.
        (init_md_reader_args_cb): Rename to...
        (init_rtx_reader_args_cb): ...this and return a bool.
        (init_md_reader_args): Rename to...
        (init_rtx_reader_args): ...this and return a bool.
        (include_callback): Move to read-md.h.
        * gensupport.c (in_fname, include_callback, base_dir, max_include_len)
        (file_name_list, first_dir_md_include): Move to read-md.c
        (first_bracket_include): Delete unused variable.
        (last_dir_md_include): Move to read-md.c.
        (process_include): Delete, moving code to read-md.c:handle_include.
        (process_rtx): Don't handle INCLUDE.
        (save_string): Delete.
        (rtx_handle_directive): New function.
        (init_md_reader_args_cb): Rename to...
        (init_rtx_reader_args_cb): ...this and return a boolean success value.
        Use read_md_args.
        (init_md_reader_args): Rename to...
        (init_rtx_reader_args): ...this and return a boolean success value.
        * rtl.def (INCLUDE): Delete.
        * rtl.h (read_rtx): Remove "int *" argument.  Add "const char *"
        argument.
        * read-rtl.c (read_conditions): Don't gobble ')' here.
        (read_mapping): Likewise.
        (read_rtx): Remove LINENO argument.  Add RTX_NAME argument.
        Handle top-level non-rtx constructs here rather than in read_rtx_1.
        Store the whole queue in *X.  Remove call to init_md_reader.
        (read_rtx_1): Rename to...
        (read_rtx_code): ...this.  Call read_nested_rtx to read subrtxes.
        Don't handle top-level non-rtx constructs here.  Don't handle (nil)
        here.
        (read_nested_rtx): New function.  Handle (nil) here rather than
        in read_rtx_code.
        (read_rtx_variadic): Call read_nested_rtx to read subrtxes.  Don't
        gobble ')' here.
        * read-md.h (directive_handler_t): New type.
        (in_fname, include_callback): Moved from read-md.h.
        (read_constants, init_md_reader): Delete.
        (read_md_files): Declare.
        * read-md.c (file_name_list, in_fname, base_dir, first_dir_md_include)
        (last_dir_md_include_ptr, include_callback, max_include_len): Moved
        from gensupport.c.
        (read_constants): Rename to...
        (handle_constants): ...this.  Don't gobble ')' here.
        (handle_include, handle_file, handle_toplevel_file)
        (parse_include): New functions, mostly taken from gensupport.c.
        (init_md_reader): Subsume into...
        (read_md_files): ...this new function.

2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>

        * read-md.h (read_char): Increment read_md_lineno after reading '\n'.
        (unread_char): Decrement read_md_lineno after putting back '\n'.
        * read-md.c (fatal_with_file_and_line): Push back any characters
        that we decide not to add to the context.
        (read_skip_spaces): Don't increment read_md_lineno here.  Avoid using
        fatal_expected_char in cases where '/' ends a line (for example).
        (read_name): Don't increment read_md_lineno here.
        (read_escape): Likewise.
        (read_quoted_string): Likewise.
        (read_braced_string): Likewise.

2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>

        * Makefile.in (READ_MD_H): Add $(HASHTAB_H).
        (build/genconstants.o): Depend on $(READ_MD_H) gensupport.h.
        * genconstants.c: Include read-md.h.
        * read-rtl.c (md_constants): Move to read-md.c.
        (md_name): Move to read-md.h.
        (initialize_iterators): Use leading_string_hash instead of def_hash
        and leading_string_eq_p instead of def_name_eq_p.
        (read_name): Move to read-md.c.
        (def_hash, def_name_eq_p): Delete.
        (read_constants, traverse_md_constants): Move to read-md.c.
        * rtl.h (md_constant, traverse_md_constants): Move to read-md.h.
        * read-md.h: Include hashtab.h.
        (md_name): Moved from read-rtl.c.
        (md_constant): Moved from read-md.h.
        (leading_string_hash, leading_string_eq_p, read_name)
        (read_constants, traverse_md_constants): Declare.
        * read-md.c (md_constants): Moved from read-rtl.c.
        (leading_string_hash, leading_string_eq_p): New functions.
        (read_name, read_constants, traverse_md_constants): Moved from
        read-rtl.c.

2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>

        * read-rtl.c (md_name): New structure.
        (read_name): Take an md_name instead of a buffer pointer.
        Use the "string" field instead of strcpy when expanding constants.
        (read_constants): Remove the tmp_char argument.  Update the calls
        to read_name, using two local name buffers instead of the tmp_char
        argument.  Merge the constant-creation code.
        (read_conditions): Remove the tmp_char argument.  Update the calls
        to read_name, using a local name buffer instead of the tmp_char
        argument.
        (read_mapping): Replace tmp_char variable with a local name buffer.
        Update the calls to read_name.
        (read_rtx_1): Likewise.  Update the calls to read_constants and
        read_conditions.

2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>

        * Makefile.in (build/read-md.o): Depend on errors.h.
        * read-md.h (error_with_line): Declare.
        * read-md.c: Include errors.h.
        (message_with_line_1): New function, extracted from...
        (message_with_line): ...here.
        (error_with_line): New function.
        * genattrtab.c: If a call to message_with_line is followed by
        "have_error = 1;", replace both statements with a call to
        error_with_line.
        * genoutput.c: Likewise.
        * genpreds.c: Likewise.
        * genrecog.c: If a call to message_with_line is followed by
        "error_count++;", replace both statements with a call to
        error_with_line.
        (errorcount): Delete.
        (main): Don't check it.
        * gensupport.c: If a call to message_with_line is followed by
        "errors = 1;", replace both statements with a call to error_with_line.
        (errors): Delete.
        (process_define_cond_exec): Check have_error instead of errors.
        (init_md_reader_args_cb): Likewise.  Don't set errors.

2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>

        * read-md.h (read_md_file): Declare.
        (read_char, unread_char): New functions.
        (fatal_with_file_and_line, fatal_expected_char, read_skip_spaces)
        (read_quoted_string, read_string): Remove FILE * argument.
        * read-md.c (read_md_file): New variable.
        (read_md_filename, read_md_lineno): Update comments and remove
        unnecessary initialization.
        (fatal_with_file_and_line, fatal_expected_char, read_skip_spaces)
        (read_escape, read_quoted_string, read_braced_string, read_string):
        Remove FILE * argument.  Update calls accordingly, using read_char
        and unread_char instead of getc and ungetc.
        * rtl.h (read_rtx): Remove FILE * argument.
        * read-rtl.c (iterator_group): Remove FILE * argument from
        "find_builtin".
        (iterator_traverse_data): Remove "infile" field.
        (find_mode, find_code, apply_mode_maps, apply_iterator_to_rtx)
        (add_mapping, read_name, read_constants, read_conditions)
        (validate_const_int, find_iterator, read_mapping, check_code_iterator)
        (read_rtx, read_rtx_1, read_rtx_variadic): Remove FILE * argument.
        Remove file arguments from all calls, using read_char and unread_char
        instead of getc and ungetc.
        * gensupport.c (process_include): Preserve read_md_file around
        the include.  Set read_md_file to the handle of the included file.
        Update call to read_rtx.
        (init_md_reader_args_cb): Set read_md_file to the handle of the file
        and remove local FILE *.  Update calls to read_rtx.

2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>

        * read-md.h (read_rtx_lineno): Rename to...
        (read_md_lineno): ...this.
        (read_rtx_filename): Rename to...
        (read_md_filename): ...this.
        (copy_rtx_ptr_loc): Rename to...
        (copy_md_ptr_loc): ...this.
        (print_rtx_ptr_loc): Rename to...
        (print_md_ptr_loc): ...this.
        * read-md.c: Likewise.  Update references after renaming.
        (string_obstack): Replace RTL with MD in comment.
        (set_rtx_ptr_loc): Rename to...
        (set_md_ptr_loc): ...this.
        (get_rtx_ptr_loc): Rename to...
        (get_md_ptr_loc): ...this.
        * genconditions.c: Update references after renaming.
        * genemit.c: Likewise.
        * genoutput.c: Likewise.
        * genpreds.c: Likewise.
        * gensupport.c: Likewise.
        * read-rtl.c: Likewise.

2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>

        * Makefile.in (READ_MD_H): New variable.
        (BUILD_RTL): Add build/read-md.o.
        (lto-wrapper.o): Depend on coretypes.h instead of defaults.h.
        (build/gensupport.o, build/read-rtl.o, build/genattr.o)
        (build/genattrtab.o, build/genconditions.o build/genemit.o)
        (build/genextract.o, build/genflags.o, build/genoutput.o)
        (build/genpreds.o, build/genrecog.o): Depend on $(READ_MD_H).
        (build/read-md.o): New rule.
        * defaults.h (obstack_chunk_alloc, obstack_chunk_free)
        (OBSTACK_CHUNK_SIZE, gcc_obstack_init): Move to...
        * coretypes.h: ...here.
        * lto-wrapper.c: Include coretypes.h instead of defaults.h.
        * pretty-print.c (obstack_chunk_alloc, obstack_chunk_free): Delete.
        * genattr.c: Include read-md.h.
        * genattrtab.c: Likewise.
        * genconditions.c: Likewise.
        * genemit.c: Likewise.
        * genextract.c: Likewise.
        * genflags.c: Likewise.
        * genoutput.c: Likewise.
        * genpreds.c: Likewise.
        * genrecog.c: Likewise.
        * rtl.h (read_skip_spaces, copy_rtx_ptr_loc, print_rtx_ptr_loc)
        (join_c_conditions, print_c_condition, read_rtx_filename)
        (read_rtx_lineno): Move to read-md.h.
        * read-rtl.c: Include read-md.h.
        (ptr_loc, string_obstack, ptr_locs, ptr_loc_obstack)
        (joined_conditions, joined_conditions_obstack, read_rtx_lineno)
        (read_rtx_filename, fatal_with_file_and_line, fatal_expected_char)
        (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc, get_rtx_ptr_loc)
        (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
        (print_c_condition, read_skip_spaces, read_escape, read_quoted_string)
        (read_braced_string, read_string): Move to read-md.c.
        (read_rtx): Move some initialization to init_md_reader and call
        init_md_reader here.
        * gensupport.h (message_with_line, n_comma_elts, scan_comma_elt):
        Move to read-md.h.
        * gensupport.c: Include read-md.h.
        (message_with_line, n_comma_elts, scan_comma_elt): Move to read-md.c.
        * read-md.h, read-md.c: New files.

2010-06-10  Anatoly Sokolov  <aesok@post.ru>

        * config/moxie/moxie.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
        LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
        * config/moxie/moxie-protos.h (moxie_function_value): Remove.
        * config/moxie/moxie.c (moxie_function_value): Make static.
        (moxie_libcall_value, moxie_function_value_regno_p): New functions.
        (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.

2010-06-10  Martin Jambor  <mjambor@suse.cz>

        * Makefile.in (tree-sra.o): Add DBGCNT_H to dependencies.
        * dbgcnt.def (tree_sra): New counter.
        * tree-sra.c: Include dbgcnt.h.
        (gate_intra_sra): Check tree_sra debug counter.

2010-06-10  Martin Jambor  <mjambor@suse.cz>

        PR tree-optimization/44258
        * tree-sra.c (build_access_subtree): Return false iff there is a
        partial overlap.
        (build_access_trees): Likewise.
        (analyze_all_variable_accesses): Disqualify candidates if
        build_access_trees returns true for them.

2010-06-10  Alexandre Oliva  <aoliva@redhat.com>

        PR debug/41371
        * var-tracking.c (find_loc_in_1pdv): Remove recursion, only
        tail-recurse into canonical node.  Fast-forward over
        non-canonical VALUEs.

2010-06-10  H.J. Lu  <hongjiu.lu@intel.com>

        PR boostrap/44470
        * config/i386/i386.md (*add<mode>_1): Revert revision 160394.
        (*addsi_1_zext) <TYPE_LEA>: Likewise.
        (add lea splitter): Likewise.
        (add_zext lea splitter): Likewise.

2010-06-10  Joseph Myers  <joseph@codesourcery.com>

        * common.opt (fshow-column): Don't mark as C ObjC C++ ObjC++.

2010-06-10  Jan Hubicka  <jh@suse.cz>

        * df-problems.c (df_live_problem_data): Add live_bitmaps.
        (df_live_alloc): Initialize problem data and live_osbtacks.
        (df_live_finalize): Remove obstack, problem data; do not
        clear all bitmaps.
        (df_live_top_dump, df_live_bottom_dump): Do not dump old
        data when not allocated.
        (df_live_verify_solution_start): Do not allocate problem data.
        (df_live_verify_solution_end): Check if out is allocated.
        (struct df_md_problem_data): New structure.
        (df_md_alloc): Allocate problem data.
        (df_md_free): Free problem data; do not clear bitmaps.

2010-06-10  Jan Beulich  <jbeulich@novell.com>

        PR bootstrap/37304
        * configure.ac: Replace $() with ${} when intending to expand
        variables rather than invoking commands.
        * configure: Re-generate.

2010-06-10  Jan Hubicka  <jh@suse.cz>

        PR rtl-optimization/44460
        * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove
        TYPE_NEEDS_CONSTRUCTING sanity check.

2010-06-10  Gerald Pfeifer  <gerald@pfeifer.com>

        * doc/include/fdl.texi: Move to GFDL version 1.3.

        * doc/cpp.texi: Move to GFDL version 1.3.
        * doc/gcc.texi: Move to GFDL version 1.3.  Fix copyright years.
        * doc/gccint.texi: Move to GFDL version 1.3.
        * doc/gcov.texi: Move to GFDL version 1.3.  Update copyright years.
        * doc/install.texi: Move to GFDL version 1.3.  Fix copyright years.
        * doc/invoke.texi: Move to GFDL version 1.3.

2010-06-09  Jan Hubicka  <jh@suse.cz>

        * ipa-pure-const.c (propagate_pure_const, propagate_noreturn):
        Break out from ...
        (propagate) ... here; swap the order.

2010-06-09  Jan Hubicka  <jh@suse.cz>

        * bitmap.c (bitmap_elt_insert_after, bitmap_first_set_bit,
        bitmap_first_set_bit, bitmap_last_set_bit, bitmap_last_set_bit,
        bitmap_and_into, bitmap_and_compl_into, bitmap_set_range,
        bitmap_compl_and_into, bitmap_elt_ior): Use checking asserts.

2010-06-09  Changpeng Fang  <changpeng.fang@amd.com>

        * tree-ssa-loop-prefetch.c (gather_memory_references_ref):
        Do not the gather memory reference in the outer loop if the step
        is not a constant.

2010-06-09  Changpeng Fang  <changpeng.fang@amd.com>

        * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO) :
        Change the PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO threshold value from
        8 to 4.  Minor change of the related comments.

2010-06-09  Sebastian Pop  <sebastian.pop@amd.com>

        * tree-scalar-evolution.c (instantiate_scev_name): Do not fail
        the scev analysis when the variable is not used outside the loop
        in a close phi node: call compute_overall_effect_of_inner_loop.

2010-06-09  Sebastian Pop  <sebastian.pop@amd.com>

        * graphite-sese-to-poly.c (single_pred_cond): Renamed
        single_pred_cond_non_loop_exit.  Return NULL for loop exit edges.
        (build_sese_conditions_before): Renamed call to single_pred_cond.
        (build_sese_conditions_after): Same.

2010-06-09  Sebastian Pop  <sebastian.pop@amd.com>

        * graphite-poly.h: Fix comments and indentation.
        * graphite-sese-to-poly.c: Same.
        (build_sese_conditions_before): Compute stmt and gbb only when needed.
        * tree-chrec.c: Fix comments and indentation.
        (tree-ssa-loop-niter.c): Same.

2010-06-09  Eric Botcazou  <ebotcazou@adacore.com>

        PR rtl-optimization/42461
        * dce.c (deletable_insn_p): Return true for const or pure calls again.
        * except.c (insn_could_throw_p): Return false if !flag_exceptions.

2010-06-09  Jan Hubicka  <jh@suse.cz>

        * bitmap.c (bitmap_and): Walk array forward.
        (bitmap_and_compl_into): Likewise.
        (bitmap_xor): Likewise.
        (bitmap_xor_into):  Likewise.
        (bitmap_equal_p): Likewise.
        (bitmap_intersect_p): Likewise.
        (bitmap_intersect_compl_p): Likewise.
        (bitmap_ior_and_into): Likewise.
        (bitmap_elt_copy): Likewise.
        (bitmap_and_compl): Likewise.
        (bitmap_elt_ior): Likewise.

2010-06-09  Dave Korn  <dave.korn.cygwin@gmail.com>

        * opts-common.c (prune_options): Ensure replacement argv array
        is correctly terminated by a NULL entry.

2010-06-09  Jan Hubicka  <jh@suse.cz>

        * cgraph.h (varpool_first_static_initializer,
        varpool_next_static_initializer): Make checking only when
        checking enabled.
        * tree-vectorizer.h (vinfo_for_stmt): Remove check.
        (set_vinfo_for_stmt, get_earlier_stmt, is_loop_header_bb_p): Change
        gcc_assert to gcc_checking_assert.
        * tree-flow-inline.h (gimple_vop, get_var_ann, relink_imm_use,
        phi_nodes, set_phi_nodes, phi_arg_index_from_use, op_iter_next_use,
        op_iter_next_def, op_iter_next_tree, op_iter_init, op_iter_init_use,
        op_iter_init_phiuse, op_iter_init_phidef,
        array_ref_contains_indirect_ref, ref_contains_array_ref): Use
        gcc_checking_assert.
        * emit-rtl.h (set_first_insn, set_last_insn): Likewise.
        * tree-ssa-live.h (var_to_partition, var_to_partition_to_var,
        partition_is_global, live_on_entry, live_on_exit,
        live_merge_and_clear): Likewise.
        * system.h (gcc_checking_assert): New macro.
        * gimple.h (set_bb_seq): Use gcc_checking_assert.

2010-06-09  Jason Merrill  <jason@redhat.com>

        * Makefile.in (TAGS): Collect tags info from c-family.

2010-06-09  Jan Hubicka  <jh@suse.cz>

        * gimple.h (gcc_gimple_checking_assert): New macro.
        (gimple_set_def_ops, gimple_set_use_ops,
        gimple_set_vuse, gimple_set_vdef,
        gimple_omp_subcode, gimple_omp_set_subcode, gimple_ops, gimple_op,
        gimple_op_ptr, gimple_op_ptr, gimple_set_op, gimple_bind_set_block,
        gimple_asm_input_op, gimple_asm_input_op_ptr, gimple_asm_set_input_op,
        gimple_asm_output_op, gimple_asm_output_op_ptr,
        gimple_asm_set_output_op, gimple_asm_clobber_op,
        gimple_asm_set_clobber_op, gimple_asm_label_op,
        gimple_asm_set_label_op, gimple_try_set_kind,
        gimple_try_catch_is_cleanup, gimple_try_set_catch_is_cleanup,
        gimple_phi_arg, gimple_switch_num_labels, gimple_switch_set_index,
        gimple_switch_label, gimple_switch_set_label, gimple_omp_for_index,
        gimple_omp_for_index_ptr, gimple_omp_for_set_index,
        gimple_omp_for_initial, gimple_omp_for_initial_ptr,
        gimple_omp_for_set_initial, gimple_omp_for_final,
        gimple_omp_for_final_ptr, gimple_omp_for_set_final,
        gimple_omp_for_incr, gimple_omp_for_incr_ptr, gimple_omp_for_set_incr,
        gimple_omp_for_set_cond, gimple_omp_for_cond): Make checking
        conditional with ENABLE_GIMPLE_CHECKING.
        (gimple_phi_set_arg): Likewise; replace memcpy by assignment.

2010-06-09  Sandra Loosemore  <sandra@codesourcery.com>

        * tree-ssa-loop-ivopts.c (adjust_setup_cost): New function.
        (get_computation_cost_at): Use it.
        (determine_use_iv_cost_condition): Likewise.
        (determine_iv_cost): Likewise.

2010-06-09  Richard Guenther  <rguenther@suse.de>

        * tree-ssa-loop-niter.c (simplify_replace_tree): Do not
        replace constants.

2010-06-09  Kai Tietz  <kai.tietz@onevision.com>

        * c-objc-common.c (c_tree_printer): Pre-intialize t by NULL_TREE.

2010-06-09  Martin Jambor  <mjambor@suse.cz>

        PR tree-optimization/44423
        * tree-sra.c (dump_access): Dump also grp_assignment_read.
        (analyze_access_subtree): Pass negative allow_replacements to children
        if the current type is scalar.

2010-06-09  Joern Rennecke  <joern.rennecke@embecosm.com>

        PR testsuite/42843
        * gcc-plugin.h (int plugin_is_GPL_compatible): Declare as extern "C".
        * doc/plugins.texi (Plugin license check): Update information
        on type of plugin_is_GPL_compatible.
        * Makefile.in (PLUGINCC): Define as $(COMPILER).
        (PLUGINCFLAGS): Define as $(COMPILER_FLAGS).

2010-06-09  Bernd Schmidt  <bernds@codesourcery.com>

        * config/arm/arm.c (thumb2_reorg): New function.
        (arm_reorg): Call it.
        * config/arm/thumb2.md (define_peephole2 for flag clobbering
        arithmetic operations): Delete.

2010-06-09  Edmar Wienskoski  <edmar@freescale.com>

        PR target/44067
        * config/rs6000/rs6000.md (DIFD): Do not split dpfp values for
        e500v2 target.

2010-06-09  Joern Rennecke  <joern.rennecke@embecosm.com>

        PR plugins/44459
        * gcc-plugin.h: Encapsulate all declarations in extern "C".

2010-06-08  Jan Hubicka  <jh@suse.cz>

        * basic-block.h (single_succ_edge, single_pred_edge, ei_container,
        ei_next, ei_prev): Do sanity checking with ENABLE_CHECKING only.

2010-06-08  Sandra Loosemore  <sandra@codesourcery.com>

        PR tree-optimization/39874
        PR middle-end/28685
        * gimple.h (maybe_fold_and_comparisons, maybe_fold_or_comparisons):
        Declare.
        * gimple-fold.c (canonicalize_bool, same_bool_comparison_p,
        same_bool_result_p): New.
        (and_var_with_comparison, and_var_with_comparison_1,
        and_comparisons_1, and_comparisons, maybe_fold_and_comparisons): New.
        (or_var_with_comparison, or_var_with_comparison_1,
        or_comparisons_1, or_comparisons, maybe_fold_or_comparisons): New.
        * tree-ssa-reassoc.c (eliminate_redundant_comparison): Use
        maybe_fold_and_comparisons or maybe_fold_or_comparisons instead
        of combine_comparisons.
        * tree-ssa-ifcombine.c (ifcombine_ifandif, ifcombine_iforif): Likewise.

2010-06-08  Anatoly Sokolov  <aesok@post.ru>

        * config/pdp11/pdp11.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
        LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
        * config/pdp11/pdp11.c (pdp11_function_value, pdp11_libcall_value,
        pdp11_function_value_regno_p): New functions.
        (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
        TARGET_FUNCTION_VALUE_REGNO_P): Define.

2010-06-08  Kazu Hirata  <kazu@codesourcery.com>

        * config/arm/arm.c (arm_rtx_costs_1): Don't special case for
        Thumb-2 in the MINUS case.

2010-06-08  Laurynas Biveinis  <laurynas.biveinis@gmail.com>

        * doc/tm.texi (Per-Function Data): Do not reference ggc_alloc.

        * doc/gty.texi (GTY Options): Document typed GC allocation and
        variable_size GTY option.

        * ggc-internal.h: New.

        * ggc.h: Update copyright year.
        (digit_string): Move to stringpool.c.
        (ggc_mark_stringpool, ggc_purge_stringpool, ggc_mark_roots)
        (gt_pch_save_stringpool, gt_pch_fixup_stringpool)
        (gt_pach_restore_stringpool, gt_pch_p_S, gt_pch_note_object)
        (init_ggc_pch, ggc_pch_count_object, ggc_pch_total_size)
        (ggc_pch_this_base, ggc_pch_alloc_object, ggc_pch_prepare_write)
        (ggc_pch_write_object, ggc_pch_finish, ggc_pch_read)
        (ggc_force_collect, ggc_get_size, ggc_statistics)
        (ggc_print_common_statistics): Move to ggc-internal.h.
        (digit_vector, new_ggc_zone, destroy_ggc_zone, ggc_alloc_stat)
        (ggc_alloc, ggc_alloc_cleared, ggc_realloc, ggc_calloc, GGC_NEW)
        (GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR, ggc_alloc_rtvec)
        (ggc_alloc_tree, gt_pch_save, ggc_min_expand_heuristic)
        (ggc_min_heapsize_heuristic, ggc_alloc_zone)
        (ggc_alloc_zone_pass_stat): Remove.
        (ggc_internal_alloc_stat, ggc_internal_alloc)
        (ggc_internal_cleared_alloc_stat): New.
        (GGC_RESIZEVEC, GGC_RESIZEVAR): Redefine.
        (ggc_internal_vec_alloc_stat)
        (ggc_internal_cleared_vec_alloc_stat)
        (ggc_internal_vec_alloc_stat, ggc_internal_cleared_vec_alloc)
        (ggc_alloc_atomic_stat, ggc_alloc_atomic)
        (ggc_alloc_cleared_atomic, ggc_cleared_alloc_htab_ignore_args)
        (ggc_cleared_alloc_ptr_array_two_args): New.
        (htab_create_ggc, splay_tree_new_ggc): Redefine.
        (ggc_splay_alloc): Change the type of the first argument to
        enum gt_types_enum.
        (ggc_alloc_string): Make macro.
        (ggc_alloc_string_stat): New.
        (ggc_strdup): Redefine.
        (rtl_zone, tree_zone, tree_id_zone): Declare unconditionally.
        (ggc_alloc_rtvec_sized): New.
        (ggc_alloc_zone_stat): Rename to ggc_internal_alloc_zone_stat.
        (ggc_internal_alloc_zone_pass_stat, ggc_internal_alloc_zone_stat)
        (ggc_internal_cleared_alloc_zone_stat)
        (ggc_internal_zone_alloc_stat)
        (ggc_internal_zone_cleared_alloc_stat)
        (ggc_internal_zone_vec_alloc_stat)
        (ggc_alloc_zone_rtx_def_stat)
        (ggc_alloc_zone_tree_node_stat)
        (ggc_alloc_zone_cleared_tree_node_stat)
        (ggc_alloc_cleared_gimple_statement_d_stat): New.

        * ggc-common.c: Include ggc-internal.h.
        (ggc_internal_cleared_alloc_stat): Rename from
        ggc_alloc_cleared_stat.
        (ggc_realloc_stat): Use ggc_internal_alloc_stat.
        (ggc_calloc): Remove.
        (ggc_cleared_alloc_htab_ignore_args): New.
        (ggc_cleared_alloc_ptr_array_two_args): New.
        (ggc_splay_alloc): Add obj_type parameter.
        (init_ggc_heuristics): Formatting fixes.

        * ggc-none.c: Update copyright year.
        (ggc_alloc_stat): Rename to ggc_alloc_stat.
        (ggc_alloc_cleared_stat): Rename to
        ggc_internal_cleared_alloc_stat.
        (struct alloc_zone, rtl_zone, tree_zone, tree_id_zone): New.

        * ggc-page.c: Update copyright year.  Include ggc-internal.h.
        Remove references to ggc_alloc in comments.
        (ggc_alloc_typed_stat): Call ggc_internal_alloc_stat.
        (ggc_alloc_stat): Rename to ggc_internal_alloc_stat.
        (new_ggc_zone, destroy_ggc_zone): Remove.
        (struct alloc_zone, rtl_zone, tree_zone, tree_id_zone): New.

        * ggc-zone.c: Include ggc-internal.h.  Remove references to
        ggc_alloc in comments.
        (ggc_alloc_zone_stat): ggc_internal_alloc_zone_stat.
        (ggc_internal_alloc_zone_pass_stat): New.
        (ggc_internal_cleared_alloc_zone_stat): New.
        (ggc_alloc_typed_stat): Use ggc_internal_alloc_zone_pass_stat.
        (ggc_alloc_stat): Rename ggc_internal_alloc_stat.
        (new_ggc_zone, destroy_ggc_zone): Remove.

        * stringpool.c: Update copyright year.  Include ggc-internal.h
        (digit_vector): Make static.
        (digit_string): Moved from ggc.h.
        (stringpool_ggc_alloc): Use ggc_alloc_atomic.
        (ggc_alloc_string): Rename to ggc_alloc_string_stat.

        * Makefile.in (GGC_INTERNAL_H): New.
        (ggc_common.o, ggc-page.o, ggc-zone.o, stringpool.o): Add
        $(GGC_INTERNAL_H) to dependencies.

        * gentype.c: Update copyright year.
        (walk_type): Accept variable_size GTY option.
        (USED_BY_TYPED_GC_P): New macro.
        (write_enum_defn): Use USED_BY_TYPED_GC_P.  Do not output
        whitespace at the end of strings.
        (get_type_specifier, variable_size_p): New functions.
        (alloc_quantity, alloc_zone): New enums.
        (write_typed_alloc_def): New function.
        (write_typed_struct_alloc_def): Likewise.
        (write_typed_typed_typedef_alloc_def): Likewise.
        (write_typed_alloc_defns): Likewise.
        (output_typename, write_splay_tree_allocator_def): Likewise.
        (write_splay_tree_allocators): Likewise.
        (main): Call write_typed_alloc_defns and
        write_splay_tree_allocators.

        * lto-streamer.h (lto_file_decl_data_ptr): New.

        * passes.c (order): Define using cgraph_node_ptr.

        * strinpool.c (struct string_pool_data): Declare nested_ptr using
        ht_identifier_ptr.

        * gimple.h (union gimple_statement_d): Likewise.

        * rtl.h (struct rtx_def): Likewise.
        (struct rtvec_def): Likewise.

        * tree.h (union tree_node): Likewise.

        * tree-ssa-operands.h (struct ssa_operand_memory_d): Likewise.

        * cfgloop.c (record_loop_exits): Use htab_create_ggc.

        * tree-scalar-evolution.c (scev_initialize): Likewise.

        * alias.c (record_alias_subset): Update splay_tree_new_ggc call.

        * dwarf2asm.c (dw2_force_const_mem): Likewise.

        * omp-low.c (lower_omp_critical): Likewise.

        * bitmap.h (struct bitmap_head_def): Update comment to not
        reference ggc_alloc.

        * config/pa/pa.c (get_deferred_label): Use GGC_RESIZEVEC.

        * ira.c (fix_reg_equiv_init): Use GGC_RESIZEVEC.

        * ipa-prop.c (duplicate_ggc_array): Rename to
        duplicate_ipa_jump_func_array.  Use typed GC allocation.
        (ipa_edge_duplication_hook): Call duplicate_ipa_jump_func_array.

        * gimple.c (gimple_alloc_stat): Use
        ggc_alloc_cleared_gimple_statement_d_stat.

        * varasm.c (create_block_symbol): Use ggc_alloc_zone_rtx_def.

        * tree.c (make_node_stat): Use
        ggc_alloc_zone_cleared_tree_node_stat.
        (make_tree_vec_stat): Likewise.
        (build_vl_exp_stat): Likewise.
        (copy_node_stat): Use ggc_alloc_zone_tree_node_stat.
        (make_tree_binfo_stat): Likewise.
        (tree_cons_stat): Likewise.

        * rtl.c (rtx_alloc_stat): Use ggc_alloc_zone_rtx_def_stat.
        (shallow_copy_rtx_stat): Likewise.
        (make_node_stat): Likewise.

        * lto-symtab.c: Fix comment.

        * tree-cfg.c (create_bb): Update comment to not reference
        ggc_alloc_cleared.
        * tree-ssa-structalias.c (struct heapvar_for_stmt): Fix param_is value.

        * varpool.c (varpool_node): Use typed GC allocation.
        (varpool_extra_name_alias): Likewise.

        * varasm.c (emutls_decl): Likewise.
        (get_unnamed_section): Likewise.
        (get_noswitch_section): Likewise.
        (get_section): Likewise.
        (get_block_for_section): Likewise.
        (build_constant_desc): Likewise.
        (create_constant_pool): Likewise.
        (force_const_mem): Likewise.

        * tree.c (build_vl_exp_stat): Likewise.
        (build_real): Likewise.
        (build_string): Likewise.
        (decl_debug_expr_insert): Likewise.
        (decl_value_expr_insert): Likewise.
        (type_hash_add): Likewise.
        (build_omp_clause): Likewise.

        * tree-ssanames.c (duplicate_ssa_name_ptr_info): Likewise.

        * tree-ssa.c (init_tree_ssa): Likewise.

        * tree-ssa-structalias.c (heapvar_insert): Likewise.

        * tree-ssa-operands.c (ssa_operand_alloc): Likewise.

        * tree-ssa-loop-niter.c (record_estimate): Likewise.

        * tree-ssa-alias.c (get_ptr_info): Likewise.

        * tree-scalar-evolution.c (new_scev_info_str): Likewise.

        * tree-phinodes.c (allocate_phi_node): Likewise.

        * tree-iterator.c (tsi_link_before): Likewise.
        (tsi_link_after): Likewise.

        * tree-eh.c (add_stmt_to_eh_lp_fn): Likewise.

        * tree-dfa.c (create_var_ann): Likewise.

        * tree-cfg.c (create_bb): Likewise.

        * toplev.c (alloc_for_identifier_to_locale): Likewise.
        (general_init): Likewise.

        * stringpool.c (stringpool_ggc_alloc): Likewise.
        (gt_pch_save_stringpool): Likewise.

        * sese.c (if_region_set_false_region): Likewise.

        * passes.c (do_per_function_toporder): Likewise.

        * optabs.c (set_optab_libfunc): Likewise.
        (set_conv_libfunc): Likewise.

        * lto-symtab.c (lto_symtab_register_decl): Likewise.

        * lto-streamer-in.c (lto_input_eh_catch_list): Likewise.
        (input_eh_region): Likewise.
        (input_eh_lp): Likewise.
        (make_new_block): Likewise.
        (unpack_ts_real_cst_value_fields): Likewise.

        * lto-section-in.c (lto_new_in_decl_state): Likewise.

        * lto-cgraph.c (input_node_opt_summary): Likewise.

        * loop-init.c (loop_optimizer_init): Likewise.

        * lambda.h (lambda_vector_new): Likewise.

        * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.

        * ira.c (update_equiv_regs): Likewise.

        * ipa.c (cgraph_node_set_new): Likewise.
        (cgraph_node_set_add): Likewise.
        (varpool_node_set_new): Likewise.
        (varpool_node_set_add): Likewise.

        * ipa-prop.c (ipa_compute_jump_functions_for_edge): Likewise.
        (duplicate_ipa_jump_func_array): Likewise.
        (ipa_read_node_info): Likewise.

        * ipa-cp.c (ipcp_create_replace_map): Likewise.

        * integrate.c (get_hard_reg_initial_val): Likewise.

        * gimple.c (gimple_alloc_stat): Likewise.
        (gimple_build_omp_for): Likewise.
        (gimple_seq_alloc): Likewise.
        (gimple_copy): Likewise.

        * gimple-iterator.c (gsi_insert_before_without_update): Likewise.
        (gsi_insert_after_without_update): Likewise.

        * function.c (add_frame_space): Likewise.
        (insert_temp_slot_address): Likewise.
        (assign_stack_temp_for_type): Likewise.
        (allocate_struct_function): Likewise.
        (types_used_by_var_decl_insert): Likewise.

        * except.c (init_eh_for_function): Likewise.
        (gen_eh_region): Likewise.
        (gen_eh_region_catch): Likewise.
        (gen_eh_landing_pad): Likewise.
        (add_call_site): Likewise.

        * emit-rtl.c (get_mem_attrs): Likewise.
        (get_reg_attrs): Likewise.
        (start_sequence): Likewise.
        (init_emit): Likewise.

        * dwarf2out.c (new_cfi): Likewise.
        (queue_reg_save): Likewise.
        (dwarf2out_frame_init): Likewise.
        (new_loc_descr): Likewise.
        (find_AT_string): Likewise.
        (new_die): Likewise.
        (add_var_loc_to_decl): Likewise.
        (clone_die): Likewise.
        (clone_as_declaration): Likewise.
        (break_out_comdat_types): Likewise.
        (new_loc_list): Likewise.
        (loc_descriptor): Likewise.
        (add_loc_descr_to_each): Likewise.
        (add_const_value_attribute): Likewise.
        (tree_add_const_value_attribute): Likewise.
        (add_comp_dir_attribute): Likewise.
        (add_name_and_src_coords_attributes): Likewise.
        (lookup_filename): Likewise.
        (store_vcall_insn): Likewise.
        (dwarf2out_init): Likewise.

        * dbxout.c (dbxout_init): Likewise.

        * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.

        * config/sparc/sparc.c (sparc_init_machine_status): Likewise.

        * config/score/score7.c (score7_output_external): Likewise.

        * config/score/score3.c (score3_output_external): Likewise.

        * config/s390/s390.c (s390_init_machine_status): Likewise.

        * config/rs6000/rs6000.c (builtin_function_type): Likewise.
        (rs6000_init_machine_status): Likewise.
        (output_toc): Likewise.

        * config/pa/pa.c (pa_init_machine_status): Likewise.
        (get_deferred_plabel): Likewise.

        * config/moxie/moxie.c (moxie_init_machine_status): Likewise.

        * config/mmix/mmix.c (mmix_init_machine_status): Likewise.

        * config/mips/mips.c (mflip_mips16_use_mips16_p): Likewise.

        * config/mep/mep.c (mep_init_machine_status): Likewise.
        (mep_note_pragma_flag): Likewise.

        * config/m32c/m32c.c (m32c_init_machine_status): Likewise.

        * config/iq2000/iq2000.c (iq2000_init_machine_status): Likewise.

        * config/ia64/ia64.c (ia64_init_machine_status): Likewise.

        * config/i386/winnt.c (i386_pe_record_external_function): Likewise.
        (i386_pe_maybe_record_exported_symbol): Likewise.

        * config/i386/i386.c (get_dllimport_decl): Likewise.
        (ix86_init_machine_status): Likewise.
        (assign_386_stack_local): Likewise.

        * config/frv/frv.c (frv_init_machine_status): Likewise.

        * config/darwin.c (machopic_indirection_name): Likewise.

        * config/cris/cris.c (cris_init_machine_status): Likewise.

        * config/bfin/bfin.c (bfin_init_machine_status): Likewise.

        * config/avr/avr.c (avr_init_machine_status): Likewise.

        * config/arm/arm.c (arm_init_machine_status): Likewise.

        * config/alpha/alpha.c (alpha_init_machine_status): Likewise.
        (alpha_need_linkage): Likewise.
        (alpha_use_linkage): Likewise.

        * cgraph.c (cgraph_allocate_node): Likewise.
        (cgraph_create_edge_1): Likewise.
        (cgraph_create_indirect_edge): Likewise.
        (cgraph_add_asm_node): Likewise.

        * cfgrtl.c (init_rtl_bb_info): Likewise.

        * cfgloop.c (alloc_loop): Likewise.
        (rescan_loop_exit): Likewise.

        * cfg.c (init_flow): Likewise.
        (alloc_block): Likewise.
        (unchecked_make_edge): Likewise.

        * c-parser.c (c_parse_init): Likewise.
        (c_parse_file): Likewise.

        * c-decl.c (bind): Likewise.
        (record_inline_static): Likewise.
        (push_scope): Likewise.
        (make_label): Likewise.
        (lookup_label_for_goto): Likewise.
        (finish_struct): Likewise.
        (finish_enum): Likewise.
        (c_push_function_context): Likewise.

        * bitmap.c (bitmap_element_allocate): Likewise.
        (bitmap_gc_alloc_stat): Likewise.

        * alias.c (record_alias_subset): Likewise.
        (init_alias_analysis): Likewise.

2010-06-08  Shujing Zhao  <pearly.zhao@oracle.com>

        * fold-const.c (fold_comparison): Remove redundant parenthesis.
        * tree-inline.c (expand_call_inline): Pass translated return value of
        cgraph_inline_failed_string to diagnostic function.

2010-06-08  Andrew Pinski <pinskia@gmail.com>
            Shujing Zhao  <pearly.zhao@oracle.com>

        PR c/37724
        * c-typeck.c (convert_for_assignment): Call pedwarn_init if the
        implicit bad conversions is initialization.
        (error_init): Use gmsgid instead of msgid for argument name and change
        the call for error.
        (pedwarn_init): Use gmsgid instead of msgid for argument name and
        change the call for pedwarn.
        (warning_init): Use gmsgid instead of msgid for argument name and
        change the call for warning.

2010-06-07  Nathan Froyd  <froydnj@codesourcery.com>

        * config/mips/mips-protos.h (mips_print_operand): Delete.
        (mips_print_operand_address): Delete.
        * config/mips/mips.h (mips_print_operand_punct): Delete.
        (PRINT_OPERAND): Delete.
        (PRINT_OPERAND_PUNCT_VALID_P): Delete.
        (PRINT_OPERAND_ADDRESS): Delete.
        * config/mips/mips.c (mips_print_operand_punct): Make static.
        (mips_print_operand_address): Make static.
        (mips_print_operand): Make static.  Call
        mips_print_operand_punct_valid_p.
        (mips_print_operand_punct_valid_p): New function.
        (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
        (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.

2010-06-07  Jan Hubicka  <jh@suse.cz>

        PR middle-end/44454
        (df_lr_top_dump, df_lr_bottom_dump): Check that in/out bitmaps
        are allocated.

2010-06-07  Kaz Kojima  <kkojima@gcc.gnu.org>

        * config/sh/sh.c (sh_build_builtin_va_list): Set tree type
        name of RECORD.

2010-06-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * doc/sourcebuild.texi (Effective-Target Keywords, Other
        attributes): Document gas.

2010-06-07  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (*add<mode>_1): Remove alternative 2.
        <TYPE_LEA>: Split instruction.
        <default>: Remove alternative 2 handling.
        (*addsi_1_zext) <TYPE_LEA>: Split instruction.
        (add lea splitter): Generate SImode lea for mode sizes <= SImode.
        (add_zext lea splitter): Use ix86_lea_for_add_ok in insn predicate.

        (*movsi_1) <TYPE_LEA>: Use %a modifier to output operand 1.
        (ashift_zext lea splitter): Use DImode for multiplication.

        * config/i386/i386.c (ix86_expand_epilogue): Do not use ix86_gen_add
        to generate addition.

2010-06-07  Joseph Myers  <joseph@codesourcery.com>

        * common.opt (fira-verbose): Use Var.
        (fpcc-struct-return): Use Init instead of VarExists.
        * defaults.h (DEFAULT_PCC_STRUCT_RETURN): Move definition from
        toplev.c.
        * flags.h (flag_signed_char, flag_short_enums,
        flag_pcc_struct_return, flag_ira_verbose,
        flag_detailed_statistics, flag_remove_unreachable_functions): Remove.
        * toplev.c (flag_detailed_statistics, flag_signed_char,
        flag_short_enums, flag_pcc_struct_return, flag_ira_verbose): Remove.
        (DEFAULT_PCC_STRUCT_RETURN): Move definition to defaults.h.
        * toplev.h (flag_crossjumping, flag_if_conversion,
        flag_if_conversion2, flag_keep_static_consts, flag_peel_loops,
        flag_rerun_cse_after_loop, flag_thread_jumps, flag_tracer,
        flag_unroll_loops, flag_unroll_all_loops, flag_unswitch_loops,
        flag_cprop_registers, time_report, flag_ira_loop_pressure,
        flag_ira_coalesce, flag_ira_move_spills,
        flag_ira_share_save_slots, flag_ira_share_spill_slots): Remove.

2010-06-07  Jan Hubicka  <jh@suse.cz>

        * df-core.c (df_analyze_problem): Do verification after allocation.

        * df-problems.c (df_lr_problem_data): Add lr_bitmaps.
        (df_lr_alloc): Initialize problem data; move bitmaps to
        lr_bitmaps obstack.
        (df_lr_finalize): Free problem data; do not bother to free bitmaps.
        (df_lr_verify_solution_start): Do not initialize problem data;
        allocate bitmaps in lr_bitmaps.
        (df_lr_verify_solution_end): Do not free problem data.

2010-06-07  Jan Hubicka  <jh@suse.cz>

        * cgraph.c (cgraph_edge_cannot_lead_to_return): Also check
        if caller is noreturn.
        * ipa-reference.c (analyze_function): Use ipa_ref_cannot_lead_to_return
        * ipa-ref.h (ipa_ref_cannot_lead_to_return): New function.
        * ipa-ref.c (ipa_ref_cannot_lead_to_return): New function.
        * ipa-pure-const.c (check_decl): Add IPA parameter.
        (state_from_flags): New function.
        (better_state, worse_state): New functions.
        (check_call): When in IPA mode, do not care about callees.
        (check_load, check_store): Update.
        (check_ipa_load, check_ipa_store): New.
        (check_stmt): When in IPA mode, use IPA checkers.
        (analyze_function): Use state_from_flags.
        (propagate): Check indirect edges and references.

2010-06-07  Kazu Hirata  <kazu@codesourcery.com>

        PR rtl-optimization/44404
        * auto-inc-dec.c (find_inc): Use reg_overlap_mentioned_p instead
        of count_occurrences to see if it's safe to modify mem_insn.

2010-06-07  Richard Guenther  <rguenther@suse.de>

        * gimplify.c (gimplify_cleanup_point_expr): For empty body
        and EH-only cleanup drop the cleanup instead of inserting it
        unconditionally.

2010-06-07  Ira Rosen  <irar@il.ibm.com>

        * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Update
        documentation.
        * targhooks.c (default_builtin_vectorization_cost): New function.
        * targhooks.h (default_builtin_vectorization_cost): Declare.
        * target.h (enum vect_cost_for_stmt): Define.
        (builtin_vectorization_cost): Change argument and comment.
        * tree-vectorizer.h: Remove cost model macros.
        * tree-vect-loop.c: Include target.h.
        (vect_get_cost): New function.
        (vect_estimate_min_profitable_iters): Replace cost model macros with
        calls to vect_get_cost.
        (vect_model_reduction_cost, vect_model_induction_cost): Likewise.
        * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Add
        default implementation.
        * tree-vect-stmts.c (cost_for_stmt): Replace cost model macros with
        calls to target hook builtin_vectorization_cost.
        (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
        Likewise.
        * Makefile.in (tree-vect-loop.o): Add dependency on TARGET_H.
        * config/spu/spu.c (spu_builtin_vectorization_cost): Replace with new
        implementation to return costs.
        * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
        * config/spu/spu.h: Remove vectorizer cost model macros.
        * config/i386/i386.h: Likewise.
        * tree-vect-slp.c (vect_build_slp_tree): Replace cost model macro with
        a call to target hook builtin_vectorization_cost.

2010-06-06  Sriraman Tallam  <tmsriram@google.com>

        PR target/44319
        * config/i386/i386.c (override_options): Turn zee pass on for level 2
        and above and defer till target is known.
        (optimization_options): Turn on zee pass if TARGET_64BIT is set and
        turn off otherwise.

2010-05-25  Jan Hubicka  <jh@suse.cz>

        * df-core.c (df_set_blocks): Use bitmap_head instead of bitmap.
        (df_compact_blocks): Likewise.
        * df.h (struct df): Turn hardware_regs_used,
        regular_block_artificial_uses, eh_block_artificial_uses,
        insns_to_delete, insns_to_rescan, insns_to_notes_rescan into
        bitmap_head.
        * df-problems.c (df_lr_local_compute, df_lr_confluence_0,
        df_byte_lr_alloc, df_simulate_fixup_sets): Update.
        * df-scan.c (df_scan_free_internal, df_scan_alloc, df_scan_start_dump,
        df_scan_blocks, df_insn_delete, df_insn_rescan,
        df_insn_rescan_debug_internal, df_insn_rescan_all,
        df_process_deferred_rescans, df_process_deferred_rescans,
        df_notes_rescan, df_get_call_refs, df_get_call_refs,
        regs_invalidated_by_call_regset, df_get_call_refs, df_bb_refs_collect,
        df_record_entry_block_defs, df_record_exit_block_uses,
        df_update_exit_block_uses, df_bb_verify, df_entry_block_bitmap_verify,
        df_scan_verify): Update.

2010-05-25  Dodji Seketeli  <dodji@redhat.com>

        PR c++/44188
        * c-common.c (is_typedef_decl): Move this definition ...
        * tree.c (is_typedef_decl): ... here.
        (typdef_variant_p): Move definition here from gcc/cp/tree.c.
        * c-common.h (is_typedef_decl): Move this declaration ...
        * tree.h (is_typedef_decl): ... here.
        (typedef_variant_p): Move declaration here from gcc/cp/cp-tree.h
        * dwarf2out.c (is_naming_typedef_decl): New function.
        (gen_tagged_type_die): Split out of ...
        (gen_type_die_with_usage): ... this function. When an anonymous
        tagged type is named by a typedef, make sure a DW_TAG_typedef DIE
        is emitted for the typedef.
        (gen_typedef_die): Emit DW_TAG_typedef also for typedefs naming
        anonymous tagged types.

2010-06-06  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR c/20000
        * c-decl.c (grokdeclarator): Delete warning.

2010-06-06  Eric Botcazou  <ebotcazou@adacore.com>

        * stor-layout.c (self_referential_size): Set UNKNOWN_LOCATION on the
        newly built CALL_EXPR.
        * tree-profile.c (tree_profiling): Don't profile functions produced
        for built-in stuff.

2010-06-06  Segher Boessenkool  <segher@kernel.crashing.org>

        PR bootstrap/44427
        PR bootstrap/44428
        * genautomata.c (SET_BIT, CLEAR_BIT, TEST_BIT): Make these macros
        endianness-independent.

2010-06-05  Steven Bosscher  <steven@gcc.gnu.org>

        * c-common.c: Move to c-family/.
        * c-common.def: Likewise.
        * c-common.h: Likewise.
        * c-cppbuiltin.c: Likewise.
        * c-dump.c: Likewise.
        * c-format.c: Likewise.
        * c-format.h : Likewise.
        * c-gimplify.c: Likewise.
        * c-lex.c: Likewise.
        * c-omp.c: Likewise.
        * c.opt: Likewise.
        * c-opts.c: Likewise.
        * c-pch.c: Likewise.
        * c-ppoutput.c: Likewise.
        * c-pragma.c: Likewise.
        * c-pragma.h: Likewise.
        * c-pretty-print.c: Likewise.
        * c-pretty-print.h: Likewise.
        * c-semantics.c: Likewise.
        * stub-objc.c: Likewise.

        * gengtype.c (get_file_langdir): Special-case files in c-family/.
        (get_output_file_with_visibility): Fix name for c-common.h.
        * c-config-lang.in: Update paths in gtfiles for files in c-family/.

        * c-tree.h: Update include path for moved files.
        * c-lang.c: Likewise.
        * c-lang.h: Likewise.
        * c-parser.c: Likewise.
        * c-convert.c: Likewise.
        * c-decl.c: Likewise.
        * c-objc-common.c: Likewise.
        * configure.ac: Make sure c-family/ exists in the build directory.
        * configure: Regenerate.
        * Makefile.in: Update paths for moved files.  Regroup files per
        location and update dependencies.  Move generated_files down after
        ALL_GTFILES_H.

        * config/spu/spu-c.c: Update paths for moved files.
        * config/mep/mep-pragma.c: Likewise.
        * config/darwin-c.c: Likewise.
        * config/i386/msformat-c.c: Likewise.
        * config/i386/i386-c.c: Likewise.
        * config/avr/avr-c.c: Likewise.
        * config/sol2-c.c: Likewise.
        * config/ia64/ia64-c.c: Likewise.
        * config/rs6000/rs6000-c.c: Likewise.
        * config/arm/arm.c: Likewise.
        * config/arm/arm-c.c: Likewise.
        * config/h8300/h8300.c: Likewise.
        * config/v850/v850-c.c: Likewise.

        * config/t-darwin: Fix dependencies for moved files.
        * config/t-sol2: Fix dependencies for moved files.
        * config/mep/t-mep: Fix dependencies for moved files.
        * config/ia64/t-ia64: Fix dependencies for moved files.
        * config/rs6000/t-rs6000: Fix dependencies for moved files.
        * config/v850/t-v850: Fix dependencies for moved files.
        * config/v850/t-v850e: Fix dependencies for moved files.

        * config/m32c/m32c-pragma.c

        * po/exgettext: Look in c-family/ also.

2010-06-05  Eric Botcazou  <ebotcazou@adacore.com>

        * tree-ssa-dce.c (mark_last_stmt_necessary): New function.
        (mark_control_dependent_edges_necessary): Call it instead of marking
        the last statement manually.
        (propagate_necessity): Likewise.

2010-06-05  Jan Hubicka  <jh@suse.cz>

        * basic-block.h (compute_dominance_frontiers): Updated.
        (compute_idf): Likewise.

        * tree-into-ssa.c (insert_phi_nodes): Use bitmap heads
        for dominance frontiers.
        (rewrite_into_ssa): Update for bitmap heads in dominance frontiers.
        (insert_updated_phi_nodes_for): Likewise.
        (update_ssa): Likewise.
        * cfganal.c (compute_dominance_frontiers_1): Likewise.
        (compute_dominance_frontiers): Likewise.
        (compute_idf): Likewise.
        * df-problems.c (df_md_local_compute): Likewise.

2010-06-05  Anatoly Sokolov  <aesok@post.ru>

        * target.h (struct gcc_target): Add memory_move_cost field.
        * target-def.h (TARGET_MEMORY_MOVE_COST): New.
        (TARGET_INITIALIZER): Use TARGET_MEMORY_MOVE_COST.
        * targhooks.c (default_memory_move_cost): New function.
        * targhooks.h (default_memory_move_cost): Declare function.
        * reload.h (memory_move_cost): Declare.
        (memory_move_secondary_cost): Change type of 'in' argument to bool.
        * reginfo.c (memory_move_cost): New function.
        (memory_move_secondary_cost): Change type of 'in' argument to bool.
        * ira.h (ira_memory_move_cost): Update comment.
        * ira.c: (ira_memory_move_cost): Update comment.
        (setup_class_subset_and_memory_move_costs): Replace MEMORY_MOVE_COST
        with memory_move_cost.
        * postreload.c (reload_cse_simplify_set): (Ditto.).
        * reload1.c (choose_reload_regs): (Ditto.).
        * doc/tm.texi (TARGET_MEMORY_MOVE_COST): New.
        (MEMORY_MOVE_COST):  Revise documentation.

        * config/i386/i386.h (MEMORY_MOVE_COST): Remove macro.
        * config/i386/i386-protos.h (int ix86_memory_move_cost): Remove.
        * config/i386/i386.h (ix86_memory_move_cost): Make static. Change
        type of 'in' argument to bool.
        (TARGET_MEMORY_MOVE_COST): Define.

2010-06-05  Jan Hubicka  <jh@suse.cz>

        * ipa-pure-const.c (propagate): Fix typo in handling of functions
        that cannot return.  Be more careful when merging the results with
        previously known ones.

2010-06-05  Matthias Klose  <doko@ubuntu.com>

        * gcc.c (cc1_options, cpp_unique_options): Use find-plugindir spec
        function to add the -iplugindir option.
        (find_plugindir_spec_function): Add new declaration and function.
        (static_spec_func): Use it for "find-plugindir".

2010-06-05  Jakub Jelinek  <jakub@redhat.com>

        PR c++/44361
        * c-typeck.c (mark_exp_read): Handle C_MAYBE_CONST_EXPR.
        * c-parser.c (c_parser_postfix_expression): Call mark_exp_read on
        statement expression.

2010-06-05  Jan Hubicka  <jh@suse.cz>

        * df-problems.c (seen_in_block, seen_in_insn): Convert to bitmap_head.
        (df_rd_problem_data): Convert sparse_invalidated_by_call,
        dense_invalidated_by_call to bitmap head.
        (df_rd_alloc, df_rd_bb_local_compute_process_def,
        df_rd_bb_local_compute, df_rd_confluence_n, df_rd_transfer_function,
        df_rd_start_dump, df_lr_verify_transfer_functions,
        df_live_verify_transfer_functions, df_chain_create_bb,
        df_chain_add_problem, df_byte_lr_check_regs, df_byte_lr_alloc,
        df_byte_lr_confluence_0, df_byte_lr_confluence_n, df_note_compute,
        df_simulate_one_insn_forwards, df_md_alloc,
        df_md_bb_local_compute_process_def,
        df_md_bb_local_compute_process_def, df_md_local_compute,
        df_md_transfer_function df_md_free): Update.

2010-06-05  Joseph Myers  <joseph@codesourcery.com>

        PR c/44322
        * c-typeck.c (build_unary_op): Merge qualifiers into pointer
        target type for ADDR_EXPR; require no changes to qualifiers except
        for function types.
        * c-tree.h (c_build_type_variant): Remove.

2010-06-05  Segher Boessenkool  <segher@kernel.crashing.org>

        * genautomata.c (get_excl_set): Do work per element, not per char.
        (check_presence_pattern_sets): Similar.
        (check_absence_pattern_sets): Similar.

2010-06-05  Segher Boessenkool  <segher@kernel.crashing.org>

        * genautomata.c (curr_state_pass_num): Delete.
        (min_issue_delay_pass_states): Delete.
        (min_issue_delay): Delete.
        (initiate_min_issue_delay_pass_states): Delete.
        (output_min_issue_delay_table): Compute min_issue_delay_vect
        using a breadth-first search variant.
        (output_tables): Don't call initiate_min_issue_delay_pass_states.

2010-06-04  H.J. Lu  <hongjiu.lu@intel.com>

        PR boostrap/44421
        * df-problems.c (df_lr_bb_local_compute): Updated for embedded bitmaps.
        (df_byte_lr_bb_local_compute): Likewise.

2010-06-03  Jason Merrill  <jason@redhat.com>

        Implement noexcept operator (5.3.7)
        * c-common.c (c_common_reswords): Add noexcept.
        * c-common.h (enum rid): Add RID_NOEXCEPT.

2010-06-04  Joseph Myers  <joseph@codesourcery.com>

        * config/darwin-driver.c (darwin_default_min_version): Use
        GCC-specific formats in diagnostics.
        * cppspec.c (lang_specific_driver): Use GCC-specific formats in
        diagnostics.
        * gcc.c (translate_options, read_specs, add_sysrooted_prefix,
        execute, process_command, end_going_arg, do_self_spec, do_spec_1,
        eval_spec_function, handle_braces, process_brace_body, main,
        perror_with_name, used_arg, set_multilib_dir, print_multilib_info,
        getenv_spec_function, compare_version_strings,
        version_compare_spec_function): Use GCC-specific formats in
        diagnostics.

2010-06-04  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (*addhi_1_lea) <TYPE_INCDEC, default>: Assert
        that operand 0 and operand 1 are equal.
        (*addqi_1_lea) <TYPE_INCDEC, default>: Ditto.
        (*add<mode>_2) <TYPE_INCDEC>: Remove assert that operand 0
        and operand 1 are equal.
        <default>: Ditto.  Remove ??? comment.
        (*add<mode>_3) <TYPE_INCDEC>: Remove assert that operand 0
        and operand 1 are equal.
        <default>: Ditto.  Remove ??? comment.
        (*adddi_4) <default>: Remove assert that operand 0 and operand 1
        are equal.
        (*add<mode>_4) <default>: Ditto.
        (*add<mode>_5) <TYPE_INCDEC, default>: Ditto.

2010-06-04  Nathan Froyd  <froydnj@codesourcery.com>

        * config/i386/i386-protos.h (ix86_print_operand): Declare.
        * config/i386/i386.c (ix86_print_operand): Make non-static.
        * config/i386/sol2.h (ASM_OUTPUT_CALL): Call ix86_print_operand.
        * output.h (output_operand): Declare.
        * final.c (output_operand): Make non-static.

2010-06-04  Alexandre Oliva  <aoliva@redhat.com>

        PR rtl-optimization/44013
        * sched-deps.c (add_dependence_list_and_free): Don't free lists
        when processing debug insns.

        PR debug/41371
        * var-tracking.c (find_loc_in_1pdv): Mark initial value before
        recursing.  Check that recursion is bounded.  Rename inner var
        to avoid hiding incoming argument.

2010-06-04  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (*addqi_2) <TYPE_INCDEC>: Do not assert that
        operands[2] == 255.
        (*addqi_3): Ditto.
        (*addqi_4): Ditto.
        (*addqi_5): Ditto.
        (*addqi_ext_1_rex64): Ditto.
        (*addqi_ext_1): Ditto.

        (*addqi_4): Check for incdec_operand in QImode.

        (*add<mode>_2): Macroize insn from *add<mode>_2 and *add{qi,hi}_2
        using SWI mode iterator.
        (*add<mode>_3): Ditto from *add<mode>_3 and *add{qi,hi}_3.
        (*add<mode>_4): Macroize insn from *add{qi,hi,si}_4 using SWI124
        mode iterator.
        (*add<mode>_5): Macroize insn from *add<mode>_5 and *add{qi,hi}_5
        using SWI mode iterator.

2010-06-04  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR c/25880
        * c-objc-common.c (c_tree_printer): Handle %V, %v and %#v.
        * c-format.c (gcc_diag_flag_specs): Add hash.
        (gcc_cxxdiag_flag_specs): Use gcc_diag_flag_specs directly.
        (gcc_tdiag_char_table,gcc_cdiag_char_table): Handle %V and %v.
        * c-pretty-print.c (pp_c_cv_qualifier): Rename as
        pp_c_cv_qualifiers. Handle qualifiers spelling here.
        (pp_c_type_qualifier_list): Call the function above.
        * c-pretty-print.h (pp_c_cv_qualifiers): Declare.
        * c-typeck.c (handle_warn_cast_qual): Print qualifiers.
        (WARN_FOR_QUALIFIERS): New macro.
        (convert_for_assignment): Use it.

2010-06-04  Kai Tietz  <kai.tietz@onevision.com>

        * config/i386/cygming.h (ASM_GENERATE_INTERNAL_LABEL): Prefix by '*'.

2010-06-04  Jan Hubicka  <jh@suse.cz>

        * df.h (df_rd_bb_info, df_md_bb_info, df_lr_bb_info, df_live_bb_info,
        df_byte_lr_bb_info): Embedd bitmap_head into the structure.
        (DF_LIVE_IN, DF_LIVE_OUT, DF_LR_IN, DF_LR_OUT, DF_BYTE_LR_IN,
        DF_BYTE_LR_OUT): Update for embedded bitmaps.
        * fwprop.c (single_def_use_enter_block): Likewise.
        * ddg.c (create_ddg_dep_from_intra_loop_link,
        add_cross_iteration_register_deps, build_inter_loop_deps): Likewise.
        * loop-iv.c (latch_dominating_def): Likewise.
        * df-problems.c (df_rd_free_bb_info, df_rd_alloc,
        df_rd_bb_local_compute_process_def, df_rd_bb_local_compute_process_def,
        df_rd_init_solution, df_rd_init_solution, df_rd_transfer_function,
        df_rd_transfer_function, df_rd_top_dump,
        df_rd_bottom_dump): Update.
        (df_lr_free_bb_info, df_lr_alloc, df_lr_reset, df_lr_bb_local_compute,
        df_lr_bb_local_compute, df_lr_bb_local_compute, df_lr_bb_local_compute,
        df_lr_bb_local_compute, df_lr_local_compute, df_lr_init, df_lr_init,
        df_lr_confluence_0, df_lr_free, df_lr_top_dump, df_lr_bottom_dump,
        df_lr_verify_solution_start, df_lr_verify_solution_end,
        df_lr_verify_transfer_functions, df_lr_verify_transfer_functions,
        df_live_free_bb_info, df_live_alloc, df_live_reset,
        df_live_bb_local_compute, df_live_init, df_live_transfer_function,
        df_live_finalize, df_live_free, df_live_top_dump, df_live_bottom_dump,
        df_live_verify_solution_start, df_live_verify_solution_end,
        df_live_verify_transfer_functions, df_chain_create_bb,
        df_byte_lr_free_bb_info, df_byte_lr_alloc, df_byte_lr_reset,
        df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute,
        df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute,
        df_byte_lr_bb_local_compute, df_byte_lr_local_compute, df_byte_lr_init,
        df_byte_lr_confluence_0, df_byte_lr_confluence_n,
        df_byte_lr_transfer_function, df_byte_lr_top_dump,
        df_byte_lr_bottom_dump, df_create_unused_note,
        df_note_bb_compute, df_md_free_bb_info, df_md_alloc,
        df_md_bb_local_compute_process_def, df_md_local_compute, df_md_reset,
        df_md_transfer_function, df_md_init, df_md_confluence_0,
        df_md_confluence_n,
        df_md_top_dump, df_md_bottom_dump): Update.
        (struct df_lr_problem_data): Embedd bitmap headers.

2010-06-04  Jan Hubicka  <jh@suse.cz>

        * dce.c (dce_process_block): Do not re-scan already marked
        instructions.

2010-06-04  Bernd Schmidt  <bernds@codesourcery.com>

        PR rtl-optimization/39871
        PR rtl-optimization/40615
        PR rtl-optimization/42500
        PR rtl-optimization/42502
        * ira.c (init_reg_equiv_memory_loc: New function.
        (ira): Call it twice.
        * reload.h (calculate_elim_costs_all_insns): Declare.
        * ira-costs.c: Include "reload.h".
        (regno_equiv_gains): New static variable.
        (init_costs): Allocate it.
        (finish_costs): Free it.
        (ira_costs): Call calculate_elim_costs_all_insns.
        (find_costs_and_classes): Take estimated elimination costs
        into account.
        (ira_adjust_equiv_reg_cost): New function.
        * ira.h (ira_adjust_equiv_reg_cost): Declare it.
        * reload1.c (init_eliminable_invariants, free_reg_equiv,
        elimination_costs_in_insn, note_reg_elim_costly): New static functions.
        (elim_bb): New static variable.
        (reload): Move code out of here into init_eliminable_invariants and
        free_reg_equiv.  Call them.
        (calculate_elim_costs_all_insns): New function.
        (eliminate_regs_1): Declare.  Add extra arg FOR_COSTS;
        all callers changed.  If FOR_COSTS is true, don't call alter_reg,
        but call note_reg_elim_costly if we turned a valid memory address
        into an invalid one.
        * Makefile.in (ira-costs.o): Depend on reload.h.

2010-06-04  Julian Brown  <julian@codesourcery.com>

        * config/arm/thumb2.md (*thumb2_movdf_soft_insn): Fix alternatives
        for pool ranges.

2010-06-04  Richard Guenther  <rguenther@suse.de>

        PR lto/41584
        * cgraph.h (struct varpool_node): Add lto_file_data field.
        * lto-cgraph.c (input_varpool_node): Initialize it.

2010-06-04  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/predicates.md (pic_symbolic_operand): Remove predicate.
        * config/i386/i386.md (*add<mode>_1): Do not use pic_symbolic_operand
        predicate in "type" attribute calculation.
        (*addsi_1_zext): Ditto.
        (*add<mode>_2): Do not use pic_symbolic_operand in insn predicate.
        (*addsi_2_zext): Ditto.
        (*add<mode>_3): Ditto.
        (*addsi_3_zext): Ditto.
        (*add<mode>_5): Ditto.

2010-06-03  Jan Hubicka  <jh@suse.cz>

        * tree-into-ssa.c (mark_block_for_update): Avoid redundant call
        of bitmap_bit_p.
        * cfganal.c (compute_dominance_frontiers_1): Likewise.

2010-06-03  Jan Hubicka  <jh@suse.cz>

        * df-problems.c (df_create_unused_note, df_note_bb_compute):
        micro-optimize the checks when to add new note.

2010-06-03  Nathan Froyd  <froydnj@codesourcery.com>

        * final.c (output_asm_insn): Call
        targetm.asm_out.print_operand_punct_valid_p.  Update comments.
        (output_operand): Call targetm.asm_out.print_operand.  Update comments.
        (output_address): Call targetm.asm_out.print_operand_address.
        Update comments.
        * target.h (struct gcc_target): Add print_operand,
        print_operand_address, and print_operand_punct_valid_p fields.
        * targhooks.h (default_print_operand): Declare.
        (default_print_operand_address): Declare.
        (default_print_operand_punct_valid_p): Declare.
        * targhooks.c (default_print_operand): Define.
        (default_print_operand_address): Define.
        (default_print_operand_punct_valid_p): Define.
        * target-def.h (TARGET_PRINT_OPERAND): Define if not defined.
        (TARGET_PRINT_OPERAND_ADDRESS): Likewise.
        (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Likewise.
        (TARGET_ASM_OUT): Add TARGET_PRINT_OPERAND,
        TARGET_PRINT_OPERAND_ADDRESS, and TARGET_PRINT_OPERAND_PUNCT_VALID_P.
        * vmsdbgout.c (addr_const_to_string): Update comment.
        * config/i386/i386.c (print_operand): Rename to...
        (ix86_print_operand): ...this.  Make static.
        (print_operand_address): Rename to...
        (ix86_print_operand_address): ...this.  Make static.  Call
        ix86_print_operand instead of PRINT_OPERAND.
        (ix86_print_operand_punct_valid_p): New function.
        (TARGET_PRINT_OPERAND): Define.
        (TARGET_PRINT_OPERAND_ADDRESS): Define.
        (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
        * config/i386/i386.h (HI_REGISTER_NAMES): Update comment.
        (PRINT_OPERAND_PUNCT_VALID_P): Delete.
        (PRINT_OPERAND): Delete.
        (PRINT_OPERAND_ADDRESS): Delete.
        * config/i386/i386-protos.h (print_operand): Delete prototype.
        (print_operand_address): Delete prototype.

2010-06-03  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/44403
        * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
        Preserve pointer qualifiers.
        (vect_create_data_ref_ptr): Likewise.

2010-06-03  H.J. Lu  <hongjiu.lu@intel.com>

        PR c++/44294
        * defaults.h (MAX_FIXED_MODE_SIZE): New.

        * stor-layout.c (MAX_FIXED_MODE_SIZE): Removed.

2010-06-03  Jakub Jelinek  <jakub@redhat.com>

        PR debug/44375
        * tree-cfg.c (gimple_can_merge_blocks_p): For -O0
        return false if merging the bbs would lead to goto_locus
        location being lost from the IL.

2010-06-03  Jan Hubicka  <jh@suse.cz>
            Jakub Jelinek  <jakub@redhat.com>

        * var-tracking.c (dataflow_set_equiv_regs): Shortcut the loop if
        set->regs[i] is NULL or has just one entry.

2010-06-03  Jan Hubicka  <jh@suse.cz>

        * lto-cgraph.c (lto_varpool_encoder_size): Remove.
        * lto-streamer.h (lto_varpool_encoder_size): New inline function.

2010-06-03  Paul Brook  <paul@codesourcery.com>

        * config/arm/arm.c (FL_TUNE): Define.
        (arm_default_cpu, arm_cpu_select): Remove.
        (all_cores): Populate core field.
        (arm_selected_arch, arm_selected_cpu, arm_selected_tune): New.
        (arm_find_cpu): New function.
        (arm_handle_option): Lookup cpu/architecture names.
        (arm_override_options): Cleanup mcpu/march/mtune handling.
        (arm_file_start): Ditto.

2010-06-03  Alan Modra  <amodra@gmail.com>

        PR target/44169
        * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Add label operand.
        * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Pass label
        rtx to gen_load_toc_v4_PIC_1b.  Tidy.
        (rs6000_emit_load_toc_table): Likewise.

2010-06-02  Jan Hubicka  <jh@suse.cz>

        * passes.c (init_optimization_passes): Put ipa reference
        after ipa pure-const.

2010-06-02  Jan Hubicka  <jh@suse.cz>

        * ipa-reference.c (ipa_reference_local_vars_info_d): Remove
        calls_read_all and calls_write_all.
        (get_reference_optimization_summary): Fix formatting.
        (is_proper_for_analysis): Check that decl is not readonly.
        (propagate_bits): Check CONST/PURE/noreturn flags.
        (ipa_init): Move all_module_statics to optimization_summary_obstack.
        (analyze_function): Ignore indirect edges.
        (copy_global_bitmap): For all module statics, do nothing.
        (generate_summary): Do not print calls_read_all/calls_write_all.
        (read_write_all_from_decl): Take node as argument; check
        cgraph_node_cannot_return.
        (propagate): Reorganize read_all/write_all computation;
        check indirect edges; check ecf flags; use all_module_statics
        in the results; do not free all_module_statics.
        (stream_out_bitmap): Handle all_module_statics.
        (ipa_reference_write_optimization_summary): Likewise; use
        varpool/cgraph encoders to get boundaries.
        (ipa_reference_read_optimization_summary): Read in all_module_statics;
        use it when possible.

2010-06-02  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/44218
        * doc/invoke.texi (RS/6000 and PowerPC Options): Delete obsolete
        -mswdiv option.  Add -mrecip, -mrecip=<xxx>, -mrecip-precision options.

        * doc/extend.texi (powerpc builtins): Document vec_recip,
        vec_rsqrt, vec_rsqrte altivec/vsx builtins.

        * config/rs6000/rs60000-protos.h (rs6000_emit_swdiv): New function.
        (rs6000_emit_swrsqrt): Ditto.
        (rs6000_emit_swdivsf): Delete.
        (rs6000_emit_swdivdf): Ditto.
        (rs6000_emit_swrsqrtsf): Ditto.

        * config/rs6000/rs6000.c (rs6000_recip_bits): New global to
        describe the reciprocal estimate support for each type.
        (recip_options): Map -mrecip=<opt> into option bits.
        (gen_2arg_fn_t): New typedef for binary rtx gen function.
        (rs6000_debug_reg_global): If -mdebug=reg, print the state of the
        reciprocal estimate instructions.
        (rs6000_init_hard_regno_mode_ok): Key ws constraint off of the
        debug -mvsx-scalar-memory switch instead of -mvsx-scalar-double.
        Set up rs6000_recip_bits based on the -mrecip* options.  Print the
        cost information if -mdebug=cost or -mdebug=reg.
        (rs6000_override_options): Set -mrecip-precision for power6, and
        power7 machines.  If -mvsx or -mdfp, enable various options that
        came in previous instruction set ISAs, unless the option was
        explicitly disabled by the command line option.  Parse
        -mrecip=<opt> options.
        (rs6000_builtin_vectorized_function): Add support for vectorizing
        the reciprocal estimate builtins and expansions.
        (rs6000_handle_option): Add -mrecip, -mrecip=<opt> support.
        (bdesc_2arg): Add reciprocal estimate builtins.
        (bdesc_1arg): Add reciprocal square root estimate builtins.
        (rs6000_expand_builtin): Rewrite to use a switch statement,
        instead of multiple if/then/elses.  Add reciprocal estimate builtins.
        (rs6000_init_builtins): Create declarations for reciprocal
        estimate builtins.
        (rs6000_preferred_reload_class): Simplify VSX preferences, if scalar
        sized, prefer traditional floating point registers, if integer
        vector types, prefer altivec registers.  Don't actually look at
        the memory address any more.
        (rs6000_builtin_reciprocal): Add new builtin reciprocal estimate
        builtins.
        (rs6000_load_constant_and_splat): New helper function to load up
        the constant for reciprocal estimate instructions.
        (rs6000_emit_madd): New helper function for generating
        multiply/add type instructions, based on the current switches.
        (rs6000_emit_msub): Ditto.
        (rs6000_emit_mnsub): Ditto.
        (rs6000_emit_swdiv_high_precision): Replace rs6000_emit_swdivsf to
        replace a divide with a reciprocal estimate and fixup, adding
        support for machines with high precision and vectors.
        (rs6000_emit_swdiv_low_precision): Rewrite rs6000_emit_swdivdf for
        low precision machines.
        (rs6000_emit_swdiv): New common function to be called to replace a
        division with reciprocal estimate and fixup.
        (rs6000_emit_swrsqrt): Replace rs6000_emit_swrsqrtsf.  Add support
        for double and vector types.  Add support for high precision machines.

        * config/rs6000/rs6000.h (TARGET_FRES): New macro to say whether
        the reciprocal estimate instructions can be generated.
        (TARGET_FRE): Ditto.
        (TARGET_FRSQRTES): Ditto.
        (TARGET_FRSQRTE): Ditto.
        (RS6000_RECIP_*): New macros for reciprocal estimate support.

        * config/rs6000/vector.md (rsqrte<mode>2): New insn for reciprocal
        square root estimate on vectors.
        (re<mode>2): New insn for reciprocal division estimate on vectors.

        * config/rs6000/rs6000-buitlins.def (ALTIVEC_BUILTIN_VRSQRTFP):
        New builtin.
        (ALTIVEC_BUILTIN_VRECIPFP): Ditto.
        (ALTIVEC_BUITLIN_VEC_RE): Ditto.
        (ALTIVEC_BUILTIN_VEC_RSQRT): Ditto.
        (VSX_BUILTIN_RSQRT_V4SF): Ditto.
        (VSX_BUITLIN_RSQRT_V2DF): Ditto.
        (RS6000_BUILTIN_RSQRT): Ditto.