2007-08-17 H.J. Lu <hongjiu.lu@intel.com>

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

2007-08-17  H.J. Lu  <hongjiu.lu@intel.com>

        * Makefile.in (version.o): Depend on $(REVISION) only if
        REVISION_s is defined.

2007-08-17  Sa Liu  <saliu@de.ibm.com>
            Ulrich Weigand  <uweigand@de.ibm.com>

        PR middle-end/32970
        * tree.c (reconstruct_complex_type): For a pointer to a vector,
        use build_qualified_type to retain qualifiers of the base type.

2007-08-17  Chen Liqin  <liqin@sunnorth.com.cn>

        * config/score/score.md : Update pattern tablejump.
        * config/score/score.c : Update score_initialize_trampoline 
        function.
        * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
        (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
        * doc/contrib.texi: Add my entry.

2007-08-16  H.J. Lu  <hongjiu.lu@intel.com>

        * Makefile.in (REVISION): New.
        (REVISION_c): New.
        (REVISION_s): New.
        (version.o): Also depend on $(REVISION). Add
        -DREVISION=$(REVISION_s).

        * version.c (version_string): Add REVISION.

2007-08-16  Seongbae Park <seongbae.park@gmail.com>

        * tree-eh.c (lower_try_finally_onedest): Reset the locus
        of GOTO that's relocated to a different block.

2007-08-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * c-common.c (const_strip_array_types): New.
        * c-common.h (lang_missing_noreturn_ok_p): Delete.
        (const_strip_array_types): New.
        * c-objc-common.c (c_disregard_inline_limits,
        c_warn_unused_global_decl): Constify.
        * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
        c_vla_type_p, c_incomplete_type_error): Likewise.
        * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
        * hooks.c (hook_bool_const_tree_false): New.
        * hooks.h (hook_bool_const_tree_false): Likewise.
        * langhooks-def.h (lhd_warn_unused_global_decl,
        lhd_incomplete_type_error, lhd_expr_size,
        lhd_tree_inlining_disregard_inline_limits,
        lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
        LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
        * langhooks.c (lhd_warn_unused_global_decl,
        lhd_incomplete_type_error,
        lhd_tree_inlining_disregard_inline_limits,
        lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
        lhd_expr_size): Likewise.
        * langhooks.h (lang_hooks_for_tree_inlining,
        lang_hooks_for_tree_dump, lang_hooks_for_types,
        lang_hooks_for_decls, lang_hooks): Likewise.
        * pointer-set.c (pointer_set_t, pointer_set_create,
        pointer_set_contains, insert_aux, pointer_set_insert,
        pointer_set_traverse, pointer_map_t, pointer_map_create,
        pointer_map_contains, pointer_map_insert, pointer_map_traverse):
        Likewise.
        * pointer-set.h (pointer_set_contains, pointer_set_insert,
        pointer_set_traverse, pointer_map_contains, pointer_map_insert,
        pointer_map_traverse): Likewise.
        * predict.c (assert_is_empty): Likewise.
        * tree-affine.c (free_name_expansion): Likewise.
        * tree-cfg.c (edge_to_cases_cleanup): Likewise.
        * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
        * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.

2007-08-16  Victor Kaplansky <victork@il.ibm.com>

        * tree-vectorizer.c (new_loop_vec_info): Initialize new 
        field.
        (destroy_loop_vec_info): Add call to VEC_free.
        * tree-vectorizer.h (may_alias_ddrs): Define.
        (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
        * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
        Change reporting to dump.
        (vect_is_duplicate_ddr): New.
        (vect_mark_for_runtime_alias_test): New.
        (vect_analyze_data_ref_dependences) Add call to
        vect_mark_for_runtime_alias_test.
        (vect_enhance_data_refs_alignment): Define local variable
        vect_versioning_for_alias_required, don't perform
        peeling for alignment if versioning for alias is
        required.
        (vect_enhance_data_refs_alignment): Use
        PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
        PARAM_VECT_MAX_VERSION_CHECKS.
        * tree-vect-transform.c
        (vect_create_cond_for_alias_checks): New.
        (vect_transform_loop): Add call to
        vect_create_cond_for_alias_checks.
        (vect_vfa_segment_size): New.
        * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
        Rename.
        (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
        * gcc/doc/invoke.texi
        (vect-max-version-for-alignment-checks): Document.
        (vect-max-version-for-alias-checks): Document.
        (vect-max-version-checks): Remove.
     
2007-08-16  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
        the same line as the instruction for all asm dialects.
        (*rep_movsi): Ditto.
        (*rep_movsi_rex64): Ditto.
        (*rep_movqi): Ditto.
        (*rep_movqi_rex64): Ditto.
        (*rep_stosdi_rex64): Ditto.
        (*rep_stossi): Ditto.
        (*rep_stossi_rex64): Ditto.
        (*rep_stosqi): Ditto.
        (*rep_stosqi_rex64): Ditto.
        (*cmpstrnqi_nz_1): Ditto.
        (*cmpstrnqi_nz_rex_1): Ditto.
        (*cmpstrnqi_1): Ditto.
        (*cmpstrnqi_rex_1): Ditto.
        (*strlenqi_1): Ditto.
        (*strlenqi_rex_1): Ditto.
        * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
        prefix on the same line as the instruction for all asm dialects.
        (sync_double_compare_and_swap<mode>): Ditto.
        (*sync_double_compare_and_swapdi_pic): Ditto.
        (*sync_compare_and_swap_cc<mode>): Ditto.
        (sync_double_compare_and_swap_cc<mode>): Ditto.
        (*sync_double_compare_and_swap_ccdi_pic): Ditto.
        (sync_old_add<mode>): Ditto.
        (sync_add<mode>): Ditto.
        (sync_sub<mode>): Ditto.
        (sync_ior<mode>): Ditto.
        (sync_and<mode>): Ditto.
        (sync_xor<mode>): Ditto.

2007-08-16  Richard Sandiford  <richard@codesourcery.com>

        PR middle-end/32897
        * reload.c (find_reloads): Check that the memory returned by
        find_reloads_toplev was not the result of forcing a constant
        to memory.
        (find_reloads_toplev): Always use simplify_gen_subreg to get
        the subreg of a constant.  If the result is also a constant,
        but not a legitimate one, force it into the constant pool
        and reload its address.

2007-08-15  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
        POPCOUNT.

2007-08-15  Daniel Jacobowitz  <dan@codesourcery.com>

        * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
        directive for the current vector ABI.

2007-08-15  Steve Ellcey  <sje@cup.hp.com>

        PR target/32963
        * caller-save.c (reg_save_code): Set invalide status on restore code.
        
2007-08-15  Diego Novillo  <dnovillo@google.com>

        * tree-ssa-alias.c (compute_memory_partitions): Use
        alias_bitmap_obstack to allocate bitmaps.
        (reset_alias_info): Factor out of init_alias_info.
        Mark all name tags not associated to an SSA name for renaming.
        (init_alias_info): Call it.
        (create_name_tags): Tidy.  Add comments.
        (dump_points_to_info_for): Do not call get_mem_sym_stats_for.

2007-08-15  Maxim Kuvyrkov  <maxim@codesourcery.com>

        * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
        scheduler dependencies.

2007-08-15  Rask Ingemann Lambertsen  <rask@sygehus.dk>

        * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
        "register_operand".
        (*iorsi_1_zext): Likewise.
        (*iorsi_1_zext_imm): Likewise.
        * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
        with "rm"/"xm" constraint.
        (sse2_vmsqrtv2df2): Likewise.

2007-08-15  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/33074
        * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
        REG_LIBCALL note.

2007-08-14  Daniel Berlin  <dberlin@dberlin.org>

        * tree-pass.h (PROP_pta): Removed.
        (TODO_rebuild_alias): New.
        (pass_may_alias): Removed.
        * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
        aliasing if we changed something.
        * tree-ssa-alias.c (compute_may_aliases): Make non-static.  Update
        SSA internally.
        (pass_may_alias): Removed.
        (create_structure_vars): Return TODO_rebuild_alias.
        * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
        * tree-sra.c (tree_sra): Only rebuild aliasing if something
        changed.
        (tree_sra_early): We never affect aliasing right now.
        * tree-flow.h (compute_may_aliases): New prototype.
        * passes.c: Remove pass_may_alias from the passes.
        (execute_function_todo): Support TODO_rebuild_alias.    

2007-08-14  Kai Tietz  <kai.tietz@onevision.com>

        * i386.c: (legitimize_address): Move dllimported variable check
        infront of legitimizing pic address of CONST symbols.

2007-08-14  Steve Ellcey  <sje@cup.hp.com>

        PR tree-optimization/32941
        * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
        (goto_queue_cmp): Remove.
        (find_goto_replacement): Change search method.
        (maybe_record_in_goto_queue): Add assert.
        (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
        * Makefile.in (tree-eh.o): Add pointer-set.h dependency.

2007-08-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * alias.c (component_uses_parent_alias_set): Constify.
        * alias.h (component_uses_parent_alias_set): Likewise.
        * cfgrtl.c (print_rtl_with_bb): Likewise.
        * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
        mpz_get_double_int): Likewise.
        * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
        mpz_get_double_int): Likewise.
        * expr.c (is_aligning_offset, undefined_operand_subword_p,
        mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
        Likewise.
        * expr.h (safe_from_p): Likewise.
        * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
        Likewise.
        * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
        zero_sized_type, goa_lhs_expr_p): Likewise.
        * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
        * rtl.h (print_rtl_with_bb): Likewise.
        * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
        * tree-cfg.c (const_first_stmt, const_last_stmt): New.
        * tree-flow-inline.h (bb_stmt_list): Constify.
        (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
        cbsi_stmt): New.
        * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
        const_first_stmt, const_last_stmt): New.
        (block_may_fallthru, empty_block_p): Constify.
        * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
        EXPR_ONLY_BODY): New.
        (expr_first, expr_last, expr_only): Use macro for body.
        (const_expr_first, const_expr_last, const_expr_only): New.
        * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
        ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
        ctsi_prev, ctsi_stmt): New.
        * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
        * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
        * tree-ssa-loop-niter.c (loop_only_exit_p,
        derive_constant_upper_bound): Likewise.
        * tree-ssa-phiopt.c (empty_block_p): Likewise.
        * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
        * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
        * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
        * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
        * tree.c (get_type_static_bounds): Likewise.
        * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
        (get_type_static_bounds): Constify.

2007-08-14  Rask Ingemann Lambertsen  <rask@sygehus.dk>

        PR target/30315
        * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
        * config/i386/i386.md (plusminus)(addsub)(SWI): New.
        (*<addsub><mode>3_cc_overflow): New.
        (*add<mode>3_cconly_overflow): New.
        (*sub<mode>3_cconly_overflow): New.
        (*<addsub>si3_zext_cc_overflow): New.
        * config/i386/predicates.md (fcmov_comparison_operator): Accept
        CCCmode for LTU, GTU, LEU and GEU.
        (ix86_comparison_operator): Likewise.
        (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
        * config/i386/i386.c (put_condition_code): Support CCCmode.
        (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
        or MINUS expressions.

2007-08-14  Andrew Pinski  <pinskia@gmail.com>

        PR c/30428
        * c-typeck.c (build_binary_op): Disallow vector float types with
        BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.

2007-08-14  Maxim Kuvyrkov  <maxim@codesourcery.com>

        * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
        (DEP_KIND): Rename to DEP_TYPE.  Update all uses.
        (dep_def): New typedef.
        (init_dep_1, sd_debug_dep): Declare functions.
        (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
        (debug_dep_links): Remove.
        (struct _deps_list): New field 'n_links'.
        (DEPS_LIST_N_LINKS): New macro.
        (FOR_EACH_DEP_LINK): Remove.
        (create_deps_list, free_deps_list, delete_deps_list): Remove
        declaration.
        (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
        (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
        (copy_deps_list_change_con, move_dep_link): Ditto.
        (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
        and 'spec_back_deps'.  New field 'resolved_forw_deps'.  Remove field
        'dep_count'.
        (INSN_BACK_DEPS): Remove.
        (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
        New macros.
        (INSN_DEP_COUNT): Remove.
        (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP.  Fix comments.
        (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
        Declare global variables.
        (deps_pools_are_empty_p, sched_free_deps): Declare functions.
        (add_forw_dep, compute_forward_dependences): Remove declarations.
        (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
        (add_back_forw_dep, delete_back_forw_dep): Ditto.
        (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
        functions.
        (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
        constants.
        (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
        (sd_list_types_def): New typedef.
        (sd_next_list): Declare function.
        (struct _sd_iterator): New type.
        (sd_iterator_def): New typedef.
        (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
        functions.
        (FOR_EACH_DEP): New cycle wrapper.
        (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
        Declare functions.
        (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
        (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
        Ditto.

        * sched-deps.c (init_dep_1): Make global.
        (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
        constants.
        (dump_dep): New static function.
        (dump_dep_flags): New static variable.
        (sd_debug_dep): New function.
        (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
        the list.
        (move_dep_link): Use remove_from_deps_list (), instead of
        detach_dep_link ().
        (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
        (dep_link_is_detached_p): New static function.
        (deps_obstack, dl_obstack, dn_obstack): Remove.  Use dn_pool, dl_pool
        instead.
        (dn_pool, dl_pool): New alloc_pools.
        (dn_pool_diff, dl_pool_diff): New static variables.
        (create_dep_node, delete_dep_node): New static function.
        (create_deps_list): Make it static.  Use alloc_pool 'dl_pool'.
        (deps_list_empty_p): Make it static.  Use 'n_links' field.
        (deps_pools_are_empty_p): New static function.
        (alloc_deps_list, delete_deps_list): Remove.
        (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
        (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
        (copy_deps_list_change_con): Remove.  Use sd_copy_back_deps () instead.
        (forward_dependency_cache): Remove.
        (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
        'back' from the names.  Change signature to use dep_t instead of
        equivalent quad.
        (add_back_dep): Ditto.  Make global.
        (check_dep_status): Rename to check_dep ().
        (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
        New functions.
        (sd_finish_insn): Ditto.
        (sd_find_dep_between_no_cache): New static function.
        (sd_find_dep_between): New function.
        (ask_dependency_caches, set_dependency_caches): New static functions.
        (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
        (add_or_update_dep_1): Separate pieces of functionality into
        ask_dependency_caches (), update_dependency_caches (),
        change_spec_dep_to_hard (), update_dep ().
        (get_back_and_forw_lists): New static function.
        (sd_add_dep): Separate setting of dependency caches into
        set_dependency_caches ().
        (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
        New functions.
        (sd_delete_dep): Ditto.
        (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
        (dump_lists): New static function.
        (sd_debug_lists): New debug function.
        (delete_all_dependences, fixup_sched_groups): Update to use
        sd_* infrastructure.
        (sched_analyze_2): Create data-speculative dependency only if
        data-speculation is enabled.
        (sched_analyze_insn): If insn cannot be speculative, make all its
        dependencies non-speculative.
        (sched_analyze): Use sd_init_insn ().
        (add_forw_dep, compute_forward_dependencies): Remove.
        (delete_dep_nodes_in_back_deps): New static function.
        (sched_free_deps): New function.
        (init_dependency_caches): Init alloc_pools.
        (extend_depedency_caches): Update after removing of
        forward_dependency_cache.
        (free_dependency_caches): Ditto.  Free alloc_pools.
        (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
        (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
        Ditto.
        (add_back_forw_dep, delete_back_forw_dep): Ditto.
        (add_dependence): Use init_dep ().
        (get_dep_weak_1): New static function.
        (get_dep_weak): Move logic to get_dep_weak_1 ().
        (dump_ds): New static function moved from haifa-sched.c:
        debug_spec_status ().
        (debug_ds): New debug function.
        (check_dep_status): Rename to check_dep ().  Update to check whole
        dependencies.

        * haifa-sched.c (spec_info): Make global.
        (added_recovery_block_p): Rename to
        'haifa_recovery_block_was_added_during_current_schedule_block_p'.
        (haifa_recovery_block_was_added_during_scheduling_p): New variable.
        (dep_cost, priority, rank_for_schedule, schedule_insn): Update
        to use new interfaces.
        (ok_for_early_queue_removal): Ditto.
        (schedule_block): Initialize logical uids of insns emitted by the
        target.
        (sched_init): Initialize new variable.
        (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
        interfaces.
        (extend_global): Initialize insn data.
        (init_h_i_d): Remove code that is now handled in sd_init_insn ().
        (process_insn_forw_deps_be_in_spec): Change signature.  Update to use
        new interfaces.
        (add_to_speculative_block): Update to use new interfaces.
        (create_recovery_block): Set new variables.
        (create_check_block_twin, fix_recovery_deps): Update to use new
        interfaces.
        (sched_insn_is_legitimate_for_speculation_p): New function.
        (speculate_insn): Move checking logic to
        sched_insn_is_legitimate_for_speculation_p ().
        (sched_remove_insn): Finalize sched-deps information of instruction.
        (clear_priorities, add_jump_dependencies): Update to use new
        interfaces.
        (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
        
        * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
        to use new interfaces.
        (is_conditionally_protected, is_pfree, is_prisky) Ditto.
        (new_ready): Try to use control speculation only if it is available.
        (add_branch_dependences): Update to use new interfaces.
        (compute_block_backward_dependences): Rename to
        compute_block_dependences ().  Call
        targetm.sched.dependencies_evaluation_hook ().
        (free_block_dependencies): New static function.
        (debug_dependencies): Update to use new interfaces.
        (schedule_region): Remove separate computation of forward dependencies.
        Move call of targetm.sched.dependencies_evaluation_hook () to
        compute_block_dependences ().  Free dependencies at the end of
        scheduling the region.

        * sched-ebb.c (earliest_block_with_similiar_load): Update to use
        new interfaces.
        (add_deps_for_risky_insns): Ditto.
        (schedule_ebb): Remove separate computation of forward dependencies.
        Free dependencies at the end of scheduling the ebb.

        * ddg.c (create_ddg_dependence): Update to use new interfaces.
        (build_intra_loop_deps): Ditto.  Remove separate computation of forward
        dependencies.  Free sched-deps dependencies.

        * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
        to use new interfaces.
        (ia64_dfa_new_cycle, ia64_gen_check): Ditto.

        * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
        new interfaces.
        (is_costly_group): Ditto.

2007-08-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * alias.c (rtx_equal_for_memref_p): Constify.
        * basic-block.h (const_edge, const_basic_block): New.
        (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
        single_pred_p, single_succ_edge, single_pred_edge, single_succ,
        single_pred, maybe_hot_bb_p, probably_cold_bb_p,
        probably_never_executed_bb_p, edge_probability_reliable_p,
        br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
        inside_basic_block_p, control_flow_insn_p, dominated_by_p):
        Likewise.
        * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
        * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
        Likewise.
        * cfganal.c (flow_active_insn_p, forwarder_block_p,
        flow_nodes_print, dfs_enumerate_from): Likewise.
        * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
        control_flow_insn_p, count_basic_blocks): Likewise.
        * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
        get_loop_body_with_size, loop_exit_edge_p): Likewise.
        * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
        average_num_loop_insns, loop_exit_edge_p,
        just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
        * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
        average_num_loop_insns, seq_cost): Likewise.
        * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
        * dominance.c (dominated_by_p): Likewise.
        * emit-rtl.c (validate_subreg): Likewise.
        * except.c (can_throw_internal, can_throw_external): Likewise.
        * except.h (can_throw_internal, can_throw_external): Likewise.
        * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
        oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
        compute_transp, load_killed_in_block_p, reg_killed_on_edge,
        simple_mem, store_ops_ok, load_kills_store, find_loads,
        store_killed_in_insn, store_killed_after, store_killed_before,
        gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
        Likewise.
        * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
        noce_mem_write_may_trap_or_fault_p): Likewise.
        * pointer-set.c (pointer_set_contains, pointer_map_contains):
        Likewise.
        * pointer-set.h (pointer_set_contains, pointer_map_contains):
        Likewise.
        * predict.c (can_predict_insn_p, maybe_hot_bb_p,
        probably_cold_bb_p, probably_never_executed_bb_p,
        edge_probability_reliable_p, br_prob_note_reliable_p,
        can_predict_insn_p): Likewise.
        * regclass.c (reg_set_to_hard_reg_set): Likewise.
        * resource.c (return_insn_p): Likewise.
        * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
        Likewise.
        * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
        * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
        * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
        verify_gimple_modify_stmt): Likewise.
        * tree-chrec.c (is_not_constant_evolution,
        is_multivariate_chrec_rec, is_multivariate_chrec,
        chrec_contains_symbols, chrec_contains_undetermined,
        tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
        evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
        eq_evolutions_p, scev_direction): Likewise.
        * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
        eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
        chrec_contains_symbols_defined_in_loop,
        chrec_contains_undetermined, tree_contains_chrecs,
        evolution_function_is_affine_multivariate_p,
        evolution_function_is_univariate_p, chrec_zerop,
        evolution_function_is_constant_p, evolution_function_is_affine_p,
        evolution_function_is_affine_or_constant_p,
        tree_does_not_contain_chrecs, chrec_type): Likewise.
        * tree-data-ref.c (tree_fold_divides_p,
        object_address_invariant_in_loop_p, dr_may_alias_p,
        ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
        same_access_functions, constant_access_functions,
        access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
        Likewise.
        * tree-flow.h (scev_direction): Likewise.
        * tree-gimple.c (is_gimple_stmt): Likewise.
        * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
        Likewise.
        * tree-pretty-print.c (op_prio): Likewise.
        * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
        analyzable_condition, backedge_phi_arg_p): Likewise.
        * tree-scalar-evolution.h (get_chrec_loop): Likewise.
        * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
        * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
        Likewise.

2007-08-13  Dan Hipschman  <dsh@google.com>

        PR c/32953
        * c-format.c (check_format_arg): Move check for zero-length
        format strings below the check for unterminated strings.

2007-08-13  Andrew Pinski  <pinskia@gmail.com>

        PR C/30427
        * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
        types.

2007-08-13  Nick Clifton  <nickc@redhat.com>

        * config/arm/arm_neon.h: Revert GPLv3 patch to this file.

2007-08-12  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

        PR fortran/32860
        * c-format.c (gcc_gfc_length_specs): New array.
        (gcc_gfc_char_table): Add unsigned specifier, and references to
        the l length modifier.
        (format_types_orig): Use the new gcc_gfc_length_specs.

2007-08-12  Sa Liu  <saliu@de.ibm.com>

        * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
        and with REG_RETVAL note after split.

2007-08-11  David Daney  <ddaney@avtrex.com>

        * config/mips/mips.c (mips_sched_reorder):  Mark cycle parameter
        as ATTRIBUTE_UNUSED.

2007-08-11  David Edelsohn  <edelsohn@gnu.org>
            Segher Boessenkool  <segher@kernel.crashing.org>

        * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
        HAVE_LOCAL_CPU_DETECT not defined.

2007-08-11  Jan Hubicka  <jh@suse.cz>

        * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
        (cgraph_process_new_functions): Honor previous value of
        disregard_inline_limits.
        * ipa-inline.c (compute_inline_parameters): Likewise.

2007-08-11  Ian Lance Taylor  <iant@google.com>

        * alias.h (alias_set_type): Define new type.
        (ALIAS_SET_MEMORY_BARRIER): Use it.
        * rtl.h: Include alias.h.
        (struct mem_attrs): Use alias_set_type.
        * tree.h: Include alias.h
        (struct tree_type): Use alias_set_type.
        (struct tree_struct_field_tag): Likewise.
        (struct tree_decl_common): Likewise.
        * alias.c (struct alias_set_entry): Use alias_set_type.
        (get_alias_set_entry, alias_set_subset_of): Likewise.
        (alias_sets_conflict_p): Likewise.
        (alias_sets_must_conflict_p): Likewise.
        (objects_must_conflict_p): Likewise.
        (get_alias_set, new_alias_set): Likewise.
        (record_alias_subset, record_component_aliases): Likewise.
        (varargs_set, frame_set): Change to alias_set_type.
        (get_varargs_alias_set): Use alias_set_type.
        (get_frame_alias_set): Likewise.
        * builtins.c (setjmp_alias_set): Change to alias_set_type.
        * dse.c (struct store_info): Use alias_set_type.
        (struct read_info, struct clear_alias_mode_holder): Likewise.
        (clear_alias_set_lookup, canon_address): Likewise.
        (record_store, check_mem_read_rtx): Likewise.
        (dse_record_singleton_alias_set): Likewise.
        (dse_invalidate_singleton_alias_set): Likewise.
        * emit-rtl.c (get_mem_attrs): Likewise.
        (set_mem_attributes_minus_bitpos): Likewise.
        (set_mem_alias_set): Likewise.
        * expr.c (store_constructor_field, store_field): Likewise.
        * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
        * langhooks.c (lhd_get_alias_set): Likewise.
        * langhooks-def.h (lhd_get_alias_set): Likewise.
        * reload1.c (alter_reg): Likewise.
        * tree-flow.h (struct fieldoff): Likewise.
        * tree-ssa-alias.c (struct alias_map_d): Likewise.
        (may_alias_p, get_smt_for, create_sft): Likewise.
        * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
        * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
        (merge_smts_into): Likewise.
        * varasm.c (const_alias_set): Likewise.
        * c-common.c (strict_aliasing_warning): Likewise.
        (c_common_get_alias_set): Likewise.
        * dse.h (dse_record_singleton_alias_set): Update declaration.
        (dse_invalidate_singleton_alias_set): Likewise.
        * emit-rtl.h (set_mem_alias_set): Likewise.
        * c-common.h (c_common_get_alias_set): Likewise.
        * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
        * print-tree.c (print_node): Likewise.
        * config/alpha/alpha.c (alpha_sr_alias_set): Change to
        alias_set_type.
        (alpha_setup_incoming_varargs): Use alias_set_type.
        * config/i386/i386.c (setup_incoming_varargs_64): Use
        alias_set_type.
        (setup_incoming_varargs_ms_64): Likewise.
        (ix86_GOT_alias_set): Likewise.
        * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
        * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
        (set): Change to alias_set_type.
        (get_TOC_alias_set): Use alias_set_type.
        * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
        declaration.
        * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
        * config/sparc/sparc.c (sparc_sr_alias_set): Change to
        alias_set_type.
        (struct_value_alias_set): Likewise.
        * Makefile.in (GTFILES): Add $(srcdir)/alias.h.

2007-08-11  Richard Sandiford  <richard@codesourcery.com>

        * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
        * config/vxworks.h (TARGET_VXWORKS): Override.
        * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
        "mips" if TARGET_VXWORKS.

2007-08-11  Richard Sandiford  <richard@codesourcery.com>

        * calls.c (avoid_likely_spilled_reg): New function.
        (expand_call): Use it.

2007-08-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.

2007-08-10  Adam Nemet  <anemet@caviumnetworks.com>

        * config/mips/predicates.md (const_call_insn_operand): Invoke
        SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.

2007-08-10  David Edelsohn  <edelsohn@gnu.org>

        PR target/33042
        * config/rs6000/driver-rs6000.c: Include link.h.
        Use ElfW instead of wordsize-specif typedef.

2007-08-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * system.h (CONST_CAST): New.
        * c-decl.c (c_make_fname_decl): Use it.
        * c-lex.c (cb_ident, lex_string): Likewise.
        * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
        * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
        give_switch, set_multilib_dir): Likewise.
        * gengtype-parse.c (string_seq, typedef_name): Likewise.
        * passes.c (execute_one_pass): Likewise.
        * prefix.c (update_path): Likewise.
        * pretty-print.c (pp_base_destroy_prefix): Likewise.
        * tree.c (build_string): Likewise.

2007-08-10  Aldy Hernandez  <aldyh@redhat.com>

        * tree-flow-inline.h (is_exec_stmt): Remove.
        (is_label_stmt): Remove.
        * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
        is_label_stmt.

2007-08-10  Andreas Krebbel  <krebbel1@de.ibm.com>

        * lower-subreg.c (resolve_shift_zext): Don't adjust
        src_reg_num for wordmode operands.

2007-08-10  Sandra Loosemore  <sandra@codesourcery.com>
            David Ung  <davidu@mips.com>

        * config/mips/mips.c (TARGET_SCHED_INIT): Define.
        (TARGET_SCHED_REORDER2): Define.
        (mips_maybe_swap_ready): New.
        (mips_last_74k_agen_insn): New.
        (mips_74k_agen_init): New.
        (mips_74k_agen_reorder): New function to group loads and stores
        in the ready queue.
        (mips_sched_init): New.  
        (mips_sched_reorder): Don't do initialization here.  Call
        mips_74k_agen_reorder.
        (mips_variable_issue): Call mips_74k_agen_init.

2007-08-10  Aldy Hernandez  <aldyh@redhat.com>

        * tree-flow-inline.h (get_filename): Remove.

2007-08-10  Richard Sandiford  <richard@codesourcery.com>

        * config/mips/mips-protos.h (mips_address_insns): Add a boolean
        argument.
        (mips_fetch_insns): Delete in favor of...
        (mips_load_store_insns): ...this new function.
        * config/mips/mips.c (mips_address_insns): Add a boolean argument
        to say whether multiword moves _might_ be split.
        (mips_fetch_insns): Delete in favor of...
        (mips_load_store_insns): ...this new function.
        (mips_rtx_costs): Update the call to mips_address_insns.
        (mips_address_cost): Likewise.
        * config/mips/mips.md (length): Use mips_load_store_insns instead
        of mips_fetch_insns.
        * config/mips/constraints.md (R): Use mips_address_insns rather
        than mips_fetch_insns.  Assume that the move never needs to be split.

2007-08-09  Sandra Loosemore  <sandra@codesourcery.com>

        * config/mips/mips.opt (mhard-float, msoft-float):  Make these
        control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
        than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.  
        * config/mips/mips.h (mips16_hard_float): Delete.
        (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI):  Delete these
        definitions, and replace with....
        (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
        * config/mips/mips.c (mips16_hard_float): Delete.  Replace
        all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
        (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
        (override_options):  Replace MASK_SOFT_FLOAT references with
        MASK_SOFT_FLOAT_ABI.  Delete twiddling with MASK_SOFT_FLOAT
        and mips16_hard_float when TARGET_MIPS16.
        
2007-08-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR c/32796
        * c-typeck.c (build_binary_op): Check for non pointer types before
        calling int_fits_type_p.

2007-08-09  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR middle-end/32813
        * fold-const.c (omit_one_operand): Return only the ommitted expression
        if the result is an empty statement.
        (pedantic_omit_one_operand): Likewise.

2007-08-09  Daniel Berlin  <dberlin@dberlin.org>

        * c-typeck.c (readonly_error): Improve error for assignment.
        
        * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
        expression. 
        (pp_c_expression): Ditto.

2007-08-09  Simon Baldwin  <simonb@google.com>

        * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
        break that was preventing simplify_associative_operation() for xor.

2007-08-09  Sandra Loosemore  <sandra@codesourcery.com>
            Nigel Stephens  <nigel@mips.com>

        * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
        Document change in interpretation of value from boolean to
        tri-state integer.
        * optabs.c (expand_ffs, expand_ctz): New functions to compute
        ffs and ctz using clz.
        (expand_unop):  Call them.
        * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
        result value.
        (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
        * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
        enable the new ffs expansion on this target.

2007-08-09  Jan Hubicka  <jh@suse.cz>

        * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
        (expand_ternary_op): Likewise.
        (expand_vec_shift_expr): Likewise.
        (expand_binop_directly): Likewise.
        (expand_binop): Likewise.
        (sign_expand_binop): Likewise.
        (expand_twoval_unop): Likewise.
        (expand_twoval_binop): Likewise.
        (expand_twoval_binop_libfunc): Likewise.
        (widen_clz): Likewise.
        (widen_bswap): Likewise.
        (expand_parity): Likewise.
        (expand_unop): Likewise.
        (expand_abs_nojump): Likewise.
        (expand_copysign): Likewise.
        (emit_no_conflict_block): Likewise.
        (emit_libcall_block): Likewise.
        (can_compare_p): Likewise.
        (prepare_cmp_insn): Likewise.
        (emit_cmp_and_jump_insn_1): Likewise.
        (prepare_float_lib_cmp): Likewise.
        (emit_conditional_add): Likewise.
        (gen_add2_insn): Likewise.
        (have_add2_insn): Likewise.
        (gen_sub2_insn): Likewise.
        (have_sub2_insn): Likewise.
        (can_extend_p): Likewise.
        (can_fix_p): Likewise.
        (can_float_p): Likewise.
        (expand_float): Likewise.
        (expand_fix): Likewise.
        (expand_sfix_optab): Likewise.
        (new_optab): Likewise.
        (new_convert_optab): Likewise.
        (init_libfuncs): Likewise.
        (init_interclass_conv_libfuncs): Likewise.
        (init_intraclass_conv_libfuncs): Likewise.
        (set_conv_libfunc): Likewise.
        (init_optabs): Likewise.
        (debug_optab_libfuncs): Likewise.
        (gen_cond_trap): Likewise.
        * optabs.h (optab_handler, convert_optab_hanlder): New.
        * genopinit.c: Update optabs generation table.
        * reload.c (find_reloads_address_1): Use optabs accestors.
        * builtins.c (expand_builtin_mathfn): Likewise.
        (expand_builtin_mathfn_2): Likewise.
        (expand_builtin_mathfn_3): Likewise.
        (expand_builtin_interclass_mathfn): Likewise.
        (expand_builtin_sincos): Likewise.
        (expand_builtin_cexpi): Likewise.
        (expand_builtin_powi): Likewise.
        (expand_builtin_strlen): Likewise.
        * dojump.c (do_jump): Likewise.
        * expr.c (convert_move): Likewise.
        (move_by_pieces): Likewise.
        (move_by_pieces_ninsns): Likewise.
        (can_store_by_pieces): Likewise.
        (store_by_pieces_1): Likewise.
        (emit_move_via_integer): Likewise.
        (emit_move_complex): Likewise.
        (emit_move_ccmode): Likewise.
        (emit_move_insn_1): Likewise.
        (emit_single_push_insn): Likewise.
        (store_constructor): Likewise.
        (expand_expr_real_1): Likewise.
        (do_store_flag): Likewise.
        * ada/misc.c (gnat_compute_largest_alignment): Likewise.
        (enumerate_modes): Likewise.
        * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
        (supportable_widening_operation): Likewise.
        (supportable_narrowing_operation): Likewise.
        * expmed.c (store_bit_field_1): Likewise.
        (extract_bit_field_1): Likewise.
        (expand_mult_highpart_optab): Likewise.
        (expand_smod_pow2): Likewise.
        (expand_divmod): Likewise.
        (emit_store_flag): Likewise.
        * tree-vect-patterns.c
        (vect_pattern_recog_1): Likewise.
        * tree-ssa-loop-prefetch.c
        (nontemporal_store_p): Likewise.
        * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
        (vect_create_epilog_for_reduction): Likewise.
        (vectorizable_reduction): Likewise.
        (vectorizable_operation): Likewise.
        (vect_strided_store_supported): Likewise.
        (vectorizable_store): Likewise.
        (vect_strided_load_supported): Likewise.
        (vectorizable_load): Likewise.
        * combine.c (simplify_comparison): Likewise.
        * tree-vect-generic.c
        (type_for_widest_vector_mode): Likewise.
        (expand_vector_operations_1): Likewise.
        * config/spu/spu.c (spu_expand_mov): Likewise.
        (spu_emit_vector_compare): Likewise.
        * config/rs6000/rs6000.c
        (rs6000_emit_vector_compare): Likewise.
        * stmt.c (add_case_node): Likewise.
        * reload1.c (gen_reload):

2007-08-09  Michael Matz  <matz@suse.de>

        * tree.h (fixed_zerop): Declare as taking a const_tree.
        * tree.c (fixed_zerop): Take a const_tree.

2007-08-09  Ira Rosen  <irar@il.ibm.com>

        * tree-vect-transform.c (vectorizable_store): Remove call to
        copy_virtual_operands() and call mark_symbols_for_renaming() for
        the created vector store.
        (vect_setup_realignment): Don't call copy_virtual_operands() and
        update_vuses_to_preheader(). 
        (vectorizable_load): Don't call copy_virtual_operands(). 
        (update_vuses_to_preheader): Remove.

2007-08-08  Chao-ying Fu  <fu@mips.com>

        * tree.def (FIXED_POINT_TYPE): New type.
        (FIXED_CST): New constant.
        (FIXED_CONVERT_EXPR): New expr.
        * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
        (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
        * tree.h (struct tree_base): Add saturating_flag.
        Remove one bit of spare for saturating_flag.
        (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
        (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
        FIXED_POINT_TYPE_P): Define.
        (TYPE_SATURATING): Define.
        (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
        (struct tree_fixed_cst): New.
        (TYPE_IBIT, TYPE_FBIT): Define.
        (tree_node): Add fixed_cst.
        (enum tree_index): Add new enumeration values of
        TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
        TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
        TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
        TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
        TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
        TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
        TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
        TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
        TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
        TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
        TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
        TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
        TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
        TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
        TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
        TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
        TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
        TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
        (sat_short_fract_type_node, sat_fract_type_node,
        sat_long_fract_type_node, sat_long_long_fract_type_node,
        sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
        sat_unsigned_long_fract_type_node,
        sat_unsigned_long_long_fract_type_node, short_fract_type_node,
        fract_type_node, long_fract_type_node, long_long_fract_type_node,
        unsigned_short_fract_type_node, unsigned_fract_type_node,
        unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
        sat_short_accum_type_node, sat_accum_type_node,
        sat_long_accum_type_node, sat_long_long_accum_type_node,
        sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
        sat_unsigned_long_accum_type_node,
        sat_unsigned_long_long_accum_type_node, short_accum_type_node,
        accum_type_node, long_accum_type_node, long_long_accum_type_node,
        unsigned_short_accum_type_node, unsigned_accum_type_node,
        unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
        qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
        uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
        utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
        sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
        sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
        sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
        ta_type_node, uha_type_node, usa_type_node, uda_type_node,
        uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
        sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
        sat_uda_type_node, sat_uta_type_node): New macro.
        (make_fract_type, make_accum_type): Declare.
        (make_signed_fract_type, make_unsigned_fract_type,
        make_sat_signed_fract_type, make_sat_unsigned_fract_type,
        make_signed_accum_type, make_unsigned_accum_type,
        make_sat_signed_accum_type, make_sat_unsigned_accum_type,
        make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
        make_or_reuse_sat_signed_fract_type,
        make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
        make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
        make_or_reuse_sat_unsigned_accum_type): New macro.
        (fixed_zerop): Declare.
        * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
        LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
        SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
        LONG_LONG_ACCUM_TYPE_SIZE): Define.
        * treestruct.def: Add TS_FIXED_CST.
        * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
        (tree.o): Likewise.
        (tree-dump.o): Likewise.
        (print-tree.o): Likewise.
        (tree-pretty-print.o): Likewise.
        (fold-const.o): Likewise.
        * tree-complex.c (some_nonzerop): Handle FIXED_CST.
        * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
        (is_gimple_min_invariant): Handle FIXED_CST.
        * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
        MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
        MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
        (layout_type): Handle FIXED_POINT_TYPE.
        (make_fract_type, make_accum_type): New functions.
        * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
        * tree-dump.c (fixed-value.h): New include.
        (dump_fixed): New function.
        (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
        * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
        (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
        * tree-pretty-print.c (fixed-value.h): New include.
        (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
        FIXED_CONVERT_EXPR.
        * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
        * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
        * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
        * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
        for non-saturating fixed-point types.
        (reassociate_bb): Likewise.
        * emit-rtl.c (fixed-value.h): New include.
        (fconst0, fconst1): New array.
        (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
        * tree-vect-generic.c expand_vector_operation): Support
        MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
        MODE_VECTOR_UACCUM.
        (type_for_widest_vector_mode): Add one parameter for the 
        saturating flag.
        Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
        vector mode.
        Pass the satp parameter to type_for_mode for fixed-point types.
        (expand_vector_operations_1): Pass the saturating flag to
        type_for_widest_vector_mode.
        Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
        and MODE_VECTOR_UACCUM.
        * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
        (vectorizable_condition): Likewise.
        * tree.c (fixed-value.h): New include.
        (tree_code_size): Support FIXED_CST.
        (build_fixed): New function.
        (build_one_cst): Support FIXED_POINT_TYPE for accum types.
        (fixed_zerop): New function.
        (tree_node_structure): Support FIXED_CST.
        (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
        (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
        (type_hash_eq): Handle FIXED_POINT_TYPE.
        (simple_cst_equal): Support FIXED_CST.
        (iterative_hash_expr): Handle FIXED_CST.
        (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
        (get_narrower): Likewise.
        (variably_modified_type_p): Handle FIXED_POINT_TYPE.
        (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
        (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
        MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
        nodes.
        (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
        MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
        (initializer_zerop): Support FIXED_CST.
        (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
        * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
        DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
        (is_base_type): Handle FIXED_POINT_TYPE.
        (add_type_attribute): Handle FIXED_POINT_TYPE.
        (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
        * print-tree.c (fixed-value.h): New include.
        (print_node_brief): Support FIXED_CST.
        (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
        * c-pretty-print.c (fixed-value.h): New include.
        (pp_c_type_specifier): Handle FIXED_POINT_TYPE.  Need to pass
        TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
        (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
        Support fixed-point types for inner items in VECTOR_TYPE.
        (pp_c_direct_declarator): Likewise.
        (pp_c_declarator): Likewise.
        (pp_c_fixed_constant): New function.
        (pp_c_constant): Handle FIXED_CST.
        (pp_c_primary_expression): Likewise.
        (pp_c_expression): Likewise.
        * fold-const.c (fixed-value.h): New include.
        (negate_expr_p): Return true for FIXED_CST.
        (fold_negate_expr): Support FIXED_CST.
        (split_tree): Support FIXED_CST.
        (const_binop): Support FIXED_CST.
        (fold_convert_const_int_from_fixed): New function to convert from
        fixed to int.
        (fold_convert_const_real_from_fixed): New function to convert from
        fixed to real.
        (fold_convert_const_fixed_from_fixed): New function to convert from
        fixed to another fixed.
        (fold_convert_const_fixed_from_int): New function to convert from
        int to fixed.
        (fold_convert_const_fixed_from_real): New function to convert from
        real to fixed.
        (fold_convert_const): Support conversions from fixed to int, from
        fixed to real, from fixed to fixed, from int to fixed, and from real
        to fixed.
        (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
        (operand_equal_p): Support FIXED_CST.
        (make_range): For fixed-point modes, we need to pass the
        saturating flag as the 2nd parameter.
        (tree_swap_operands_p): Handle FIXED_CST.
        (fold_plusminus_mult_expr): For fract modes, we cannot generate
        constant 1.
        (fold_unary): Support FIXED_CONVERT_EXPR.
        (fold_binary): Handle FIXED_CST.
        Make sure the type is not saturating, before associating operations.
        Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
        (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
        (fold_negate_const): Support FIXED_CST.
        (fold_relational_const): Support FIXED_CST.
        * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
        (gimplify_expr): Handle FIXED_CST.
        (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
        * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
        * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
        * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
        FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
        SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
        LONG_LONG_ACCUM_TYPE_SIZE.
        * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
        * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
        * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
        * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
        MODE_ACCUM, and MODE_UACCUM.
        * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
        fixed-point types to disable reduction.
        * explow.c (promote_mode): Support FIXED_POINT_TYPE.

2007-08-08  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/x-rs6000: New file.
        * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
        * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
        (EXTRA_SPEC_FUNCTIONS): Define.
        (HAVE_LOCAL_CPU_DETECT): Define.
        (CC1_CPU_SPEC): Define.
        * config/rs6000/driver-rs6000.c: New file.
        * config/rs6000/aix.h (CC1_SPEC): Define.
        * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
        * config.host: Add x-rs6000 to host_xmake_file if host and target
        are rs6000 or powerpc.

2007-08-08  Paolo Bonzini <paolo.bonzini@lu.unisi.ch>

        * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.

2007-08-08  Richard Sandiford  <richard@codesourcery.com>
            Sandra Loosemore  <sandra@codesourcery.com>
            Chao-ying Fu  <fu@mips.com>
            Nigel Stephens  <nigel@mips.com>
            David Ung  <davidu@mips.com>

        * doc/invoke.texi (-mcode-readable): Document.
        * config/mips/mips.opt (mcode-readable): New option.
        * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
        * config/mips/mips.h (mips_code_readable_setting): New enum.
        (mips_code_readable): Declare.
        (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
        (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
        (JUMP_TABLES_IN_TEXT_SECTION): Use it.
        (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise.  Remove
        boiler-plate comments.
        (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
        * config/mips/mips.c (mips_code_readable): New variable.
        (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
        MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES.  Use both the
        context and -mcode-readable setting to restrict the use of
        SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
        Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
        (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
        (mips_blocks_for_constant_p): Only return false for
        TARGET_MIPS16_PCREL_LOADS.
        (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
        for MIPS16.  Handle SYMBOL_32_HIGH.
        (mips_const_insns): Allow HIGHs for MIPS16 too.
        (mips_unspec_address_offset): New function, split out from...
        (mips_unspec_address): ...here.
        (mips_output_move): Handle MIPS16 HIGH moves.  Use "li" to load
        16-bit symbolic constants.  Assert approropiate conditions for
        using the "la" and "dla" macros.
        (mips_handle_option): Handle -mcode-readable=.
        (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
        Set up mips_lo_relocs[SYMBOL_32_HIGH].
        (mips_strip_unspec_address): New function, split out from...
        (print_operand_reloc): ...here.
        (print_operand): Pass constants through mips_strip_unspec_address.
        (print_operand_address): Likewise.
        (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
        (mips_select_rtx_section): Remove MIPS16 handling.
        (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
        (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
        (mips16_lay_out_constants): Do nothing unless
        TARGET_MIPS16_PCREL_LOADS.
        (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
        * config/mips/mips.md: Split HIGHs for MIPS16.
        (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.

2007-08-08  Richard Sandiford  <richard@codesourcery.com>

        * config/mips/mips-protos.h (mips_emit_move): Declare.
        * config/mips/mips.c (mips_emit_move): New function.
        (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
        (mips_legitimize_const_move): Likewise.
        (mips_legitimize_move): Likewise.
        (mips_split_64bit_move): Likewise.
        (mips_restore_gp): Likewise.
        (mips_load_call_address): Likewise.
        (mips_emit_fcc_reload): Likewise.
        (mips_set_return_address): Likewise.
        (mips_block_move_straight): Likewise.
        (mips_block_move_loop): Likewise.
        (mips_setup_incoming_varargs): Likewise.
        (mips_save_reg): Likewise.
        (mips_expand_prologue): Likewise.
        (mips_restore_reg): Likewise.
        (mips_expand_epilogue): Likewise.
        (mips_output_mi_thunk): Likewise.
        (build_mips16_call_stub): Likewise.
        (mips_builtin_branch_and_move): Likewise.
        * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
        * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
        (fixuns_truncdfdi2): Likewise.
        (fixuns_truncsfsi2): Likewise.
        (fixuns_truncsfdi2): Likewise.
        (loadgp_absolute): Likewise.
        (builtin_setjmp_setup): Likewise.
        (builtin_longjmp): Likewise.
        (untyped_call): Likewise.

2007-08-08  Richard Sandiford  <richard@codesourcery.com>

        * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
        an "rtx *" argument.  Return a bool.
        * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
        values and return true if they can be split.  Take the same kind of
        mode argument as mips_symbol_insns.  Add a "lo_sum_out" parameter
        and store the lo_sum there if nonnull.  Use the symbol type to
        determine whether a $gp or HIGH is needed.
        (mips_legitimize_address): Update call to mips_split_symbol and
        simplify accordingly.
        (mips_legitimize_const_move): Likewise.
        * config/mips/mips.md: In the combine define_split,
        check mips_split_symbol instead of splittable_symbolic_operand.
        Update use of mips_split_symbol in the generator code.
        * config/mips/predicates.md (splittable_symbolic_operand): Delete.

2007-08-08  Richard Sandiford  <richard@codesourcery.com>

        * config/mips/mips.c (mips_symbolic_address_p): Delete.
        (mips_symbol_insns_1): New function, split out from...
        (mips_symbol_insns): ...here.  Take a mode argument.  Treat loads
        and stores separately from load addresses.
        (mips_classify_address): Replace uses of mips_symbolic_address_p
        with uses of mips_symbol_insns.
        (mips_address_insns): Update calls to mips_symbol_insns.
        (mips_const_insns): Likewise.
        (mips_legitimize_address): Likewise.

2007-08-08  Richard Sandiford  <richard@codesourcery.com>

        * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
        * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
        block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
        Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
        non-call contexts if TARGET_MIPS16.
        (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
        (mips_symbolic_address_p): Likewise.  Remove special TARGET_MIPS16
        code for SYMBOL_ABSOLUTE.
        (mips_symbol_insns): Likewise.

2007-08-08  Richard Sandiford  <richard@codesourcery.com>

        * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
        * config/mips/mips.c (mips_classify_symbol): Take a context argument.
        (mips_symbolic_constant_p): Likewise.  Update the call to
        mips_classify_symbol.
        (mips_classify_address): Update the calls to mips_symbolic_constant_p.
        (mips_const_insns): Likewise.  Update the call to mips_classify_symbol.
        (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
        (print_operand_reloc): Add a context argument.  Update the call to
        mips_symbolic_constant_p.
        (print_operand): Update the calls to print_operand_reloc.
        (print_operand_address): Use print_operand_reloc rather than
        print_operand.
        (mips_rewrite_small_data_p): Add a context argument.  Update the call
        to mips_symbolic_constant_p.
        (mips_small_data_pattern_1): Make DATA the containing mem.
        Update the call to mips_rewrite_small_data_p.
        (mips_rewrite_small_data_1): Likewise.
        (mips_use_anchors_for_symbol_p): Update the call to
        mips_symbolic_constant_p.
        * config/mips/predicates.md (const_call_insn_operand): Likewise.
        (splittable_symbolic_operand): Likewise.
        (move_operand): Likewise.
        (absolute_symbolic_operand): Likewise.
        (got_disp_operand): Likewise.
        (got_page_ofst_operand): Likewise.

2007-08-08  Richard Sandiford  <richard@codesourcery.com>

        * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
        (SYMBOL_ABSOLUTE): ...this.
        (SYMBOL_SMALL_DATA): Rename to...
        (SYMBOL_GP_RELATIVE): ...this.
        (SYMBOL_CONSTANT_POOL): Rename to...
        (SYMBOL_PC_RELATIVE): ...this.
        * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
        (mips_symbolic_address_p, mips_symbol_insns, override_options)
        (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
        after above changes.
        * config/mips/predicates.md (const_call_insn_operand): Likewise.
        (general_symbolic_operand): Rename to...
        (absolute_symbolic_operand): ...this.
        * config/mips/mips.md: Update after above changes.

2007-08-08  Vladimir Yanovsky  <yanov@il.ibm.com>
            Revital Eres  <eres@il.ibm.com>

        * ddg.c (print_ddg): Add dump information.
        * modulo-sched.c (print_node_sched_params): Add parameter and
        verbosity.
        (calculate_maxii): Remove function.
        (undo_generate_reg_moves): Likewise.
        (undo_permute_partial_schedule): Likewise.
        (kernel_number_of_cycles): Likewise.
        (MAXII_FACTOR): New definition to calculate the upper bound of II.
        (sms_schedule): Use it.  Remove profitability checks.
        (sms_schedule_by_order): Fix order of nodes within the cycle.

2007-08-08  Samuel Thibault  <samuel.thibault@ens-lyon.org>

        * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
        -profile option, add pie support.
        (ENDFILE_SPEC): New spec.
        * config/gnu.h (LIB_SPEC): Add -profile option.

2007-08-08  Samuel Thibault  <samuel.thibault@ens-lyon.org>

        * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
        * config/gnu.h (LIB_SPEC): Likewise.

2007-08-07  Yaz Saito  <saito@google.com>
            Ian Lance Taylor  <iant@google.com>

        * common.opt (finstrument-functions-exclude-function-list): New
        option.
        (finstrument-functions-exclude-file-list): New option.
        * opts.c (char_p): Define and DEF_VEC.
        (flag_instrument_functions_exclude_functions): New static
        variable.
        (flag_instrument_functions_exclude_files): New static variable.
        (add_instrument_functions_exclude_list): New static function.
        (flag_instrument_functions_exclude_p): New function.
        (common_handle_option): Handle new options.
        * flags.h (flag_instrument_functions_exclude_p): Declare.
        * gimplify.c (gimplify_function_tree): Call
        flag_instrument_functions_exclude_p.
        * doc/invoke.texi (Option Summary): Mention new options.
        (Code Gen Options): Document new options.

2007-08-07  Ian Lance Taylor  <iant@google.com>

        PR rtl-optimization/32776
        * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
        (resolve_use): Likewise.
        (decompose_multiword_subregs): Remove "changed" local variable.

2007-08-07  Carlos O'Donell  <carlos@codesourcery.com>

        * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
        * configure: Regenerate.
        * config.in: Regenerate.
        * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
        spec string.

2007-08-07  Ian Lance Taylor  <iant@google.com>

        * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
        note, just delete the insn.

2007-08-07  Andreas Schwab  <schwab@suse.de>

        PR bootstrap/32973
        * gengtype-lex.l: Ignore backslash/newline pair while scanning a
        struct definition.

2007-08-07  Andreas Krebbel  <krebbel1@de.ibm.com>

        * lower-subreg.c (resolve_subreg_use): Remove assertion.
        (find_decomposable_shift_zext, resolve_shift_zext): New functions.
        (decompose_multiword_subregs): Use the functions above to decompose
        multiword shifts and zero-extends.

2007-08-07  Rask Ingemann Lambertsen  <rask@sygehus.dk>

        * doc/sourcebuild.texi (Test Directives): Fix "compile" and
        "assemble" descriptions which were swapped.

2007-08-06  Chao-ying Fu  <fu@mips.com>

        * fixed-value.h: New file.
        * fixed-value.c: New file.
        * Makefile.in (OBJS-common): Add fixed-value.o.
        (fixed-value.o): New rule.
        (GTFILES): Add fixed-value.h.
        * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
        to compare a.low and b.low.
        * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.

2007-08-06  H.J. Lu  <hongjiu.lu@intel.com>
            Daniel Jacobowitz  <dan@codesourcery.com>

        PR target/31868
        * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
        tmake_file.
        (x86_64-*-netbsd*): Likewise.
        (x86_64-*-linux*): Likewise.
        (x86_64-*-kfreebsd*-gnu): Likewise.
        (x86_64-*-knetbsd*-gnu): Likewise.
        (i[34567]86-*-solaris2.1[0-9]*): Likewise.

        * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.

        * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
        Add -fno-asynchronous-unwind-tables.

        * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
        * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
        * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
        * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
        * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.

2007-08-06  Steve Ellcey  <sje@cup.hp.com>

        * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
        (TARGET_C_MODE_FOR_SUFFIX): New.

2007-08-06  Steve Ellcey  <sje@cup.hp.com>

        * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.

2007-08-06  Steve Ellcey  <sje@cup.hp.com>

        * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.

2007-08-06  H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/i386.md: Check TARGET_ macros and optimize_size
        before checking function returns in conditional expressions.

2007-08-06  Alfred Minarik  <a.minarik@aon.at>

        PR pch/13676
        * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.

2008-08-05  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR middle-end/32988
        * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
        for INTEGRAL_TYPE_P.

2008-08-05  Paolo Bonzini  <bonzini@gnu.org>

        * configure.ac: Remove --enable-checking=df from default settings.
        * tree-pass.h (TODO_df_verify): New.  Shift TODO_mark_first_instance.
        * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
        if the parameter is true.
        (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
        DF_VERIFY_SCHEDULED flag is true.
        * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
        (df_finish_pass): Adjust prototype.
        * passes.c (execute_todo): Schedule verification if TODO_df_verify is
        true.

        * see.c (pass_see): Add TODO_df_verify.
        * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
        * global.c (rest_of_handle_global_alloc): Schedule verification
        after the pass.
        * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
        before the pass.
        * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
        * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
        * loop-iv.c (iv_analysis_done): Schedule verification after the pass.

        * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
        * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
        * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.

2007-08-05  Vladimir Yanovsky  <yanov@il.ibm.com>
            Revital Eres <eres@il.ibm.com>

        * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
        flag.
        * ddg.c (create_ddg_dependence): Rename to...
        (create_ddg_dep_from_intra_loop_link): This.  Do not check
        for interloop edges.  Do not create anti dependence edge when
        a true dependence edge exists in the opposite direction and
        -fmodulo-sched-allow-regmoves is set.
        (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
        (add_cross_iteration_register_deps): Create anti dependence edge
        when -fno-modulo-sched-allow-regmoves is set.
        * common.opt (-fmodulo-sched-allow-regmoves): New flag.

2007-08-04  Richard Sandiford  <richard@codesourcery.com>

        * config/arm/arm.md (movsi): Add braces.

2007-08-04  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR middle-end/32780
        * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
        for the folding of "A - (A & B)" into "~B & A"; cast them to type.

2007-08-03  Zdenek Dvorak  <ook@ucw.cz>

        * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
        accessor functions.
        * cfgloopmanip.c (remove_path, create_preheaders,
        force_single_succ_latches, fix_loop_structure): Ditto.
        * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
        tree_duplicate_loop_to_header_edge): Ditto.
        * cfgloopanal.c (mark_irreducible_loops): Ditto.
        * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
        Ditto.
        * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
        cleanup_tree_cfg): Ditto.
        * tree-cfg.c (tree_merge_blocks): Ditto.
        * cfgloop.c (rescan_loop_exit, record_loop_exits,
        release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
        loop_preheader_edge, single_exit): Ditto.
        (flow_loops_find): Do not clear loops->state.
        * cfgloop.h (loops_state_satisfies_p, loops_state_set,
        loops_state_clear): New functions.

2007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR middle-end/32399
        * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
        when adding to the base and convert ELT to sizetype instead of type.

2007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR middle-end/32304
        * ipa-reference.c (has_proper_scope_for_analysis): Return false when
        the decl's type has TYPE_NEEDS_CONSTRUCTING set.

2007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR middle-end/32935
        * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
         correct type the negate expression.

2007-08-03  Jan Hubicka  <jh@suse.cz>

        * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
        stack boundary.

2007-08-03  David Edelsohn  <edelsohn@gnu.org>

        * config/rs6000/rs6000.c (struct processor_cost): Change
        l1_cache_lines to l1_cache_size.  Add l2_cache_size.
        (*_cost): Convert l1 cache information to kilobytes.  Add l2 cache
        information.
        (rios1_costs, rios2_cost): Correct cache line size.
        (rs6000_override_options): Set l2-cache-size parameter.

2007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
            Diego Novillo  <dnovillo@google.com>

        PR 31521
        * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
        if the range includes 0.

2007-08-03  Ben Elliston  <bje@au.ibm.com>

        * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
        mode to unspec expressions to silence a warning from the generator
        programs.
        
2007-08-02  Steve Ellcey  <sje@cup.hp.com>

        * config/ia64/constraints.md ("U"): Make constraint vector only.

2007-08-02  Nathan Froyd  <froydnj@codesourcery.com>

        PR middle-end/25446
        * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
        always_inline attribute on the function decl.

2007-08-02  Nathan Froyd  <froydnj@codesourcery.com>

        PR middle-end/25445
        * varasm.c (default_binds_local_p_1): Consult flag_whole_program
        if we are compiling with -fPIC.

2007-08-02  Sandra Loosemore  <sandra@codesourcery.com>
            Nigel Stephens  <nigel@mips.com>

        * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
        Define for MIPS32 and MIPS64.

2007-08-02  Nick Clifton  <nickc@redhat.com>

        * config/host-hpux.c: Change copyright header to refer to version
        3 of the GNU General Public License and to point readers at the
        COPYING3 file and the FSF's license web page.
        * config/alpha/predicates.md, config/alpha/vms-ld.c,
        config/alpha/linux.h, config/alpha/alpha.opt,
        config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
        config/alpha/vms-unwind.h, config/alpha/ev4.md,
        config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
        config/alpha/alpha.h, config/alpha/sync.md,
        config/alpha/openbsd.h, config/alpha/alpha.md,
        config/alpha/alpha-modes.def, config/alpha/ev5.md,
        config/alpha/alpha-protos.h, config/alpha/freebsd.h,
        config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
        config/alpha/constraints.md, config/alpha/osf.h,
        config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
        config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
        config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
        config/frv/frv-asm.h, config/frv/frv-protos.h,
        config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
        config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
        config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
        config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
        config/s390/s390.opt, config/s390/s390-modes.def,
        config/s390/fixdfdi.h, config/s390/constraints.md,
        config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
        config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
        config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
        config/m32c/m32c-pragma.c, config/m32c/m32c.h,
        config/m32c/prologue.md, config/m32c/m32c.abi,
        config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
        config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
        config/m32c/t-m32c, config/m32c/m32c-modes.def,
        config/m32c/jump.md, config/m32c/shift.md,
        config/m32c/m32c-protos.h, config/libgloss.h,
        config/spu/spu-protos.h, config/spu/predicates.md,
        config/spu/spu-builtins.h, config/spu/spu.c,
        config/spu/spu-builtins.def, config/spu/spu-builtins.md,
        config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
        config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
        config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
        config/sparc/hypersparc.md, config/sparc/predicates.md,
        config/sparc/linux.h, config/sparc/sp64-elf.h,
        config/sparc/supersparc.md, config/sparc/cypress.md,
        config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
        config/sparc/niagara.md, config/sparc/sparc.md,
        config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
        config/sparc/sparc.opt, config/sparc/sync.md,
        config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
        config/sparc/ultra1_2.md, config/sparc/biarch64.h,
        config/sparc/sparc.c, config/sparc/little-endian.opt,
        config/sparc/sysv4-only.h, config/sparc/sparc.h,
        config/sparc/linux64.h, config/sparc/freebsd.h,
        config/sparc/sol2.h, config/sparc/rtemself.h,
        config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
        config/sparc/sparc-modes.def, config/sparc/sparclet.md,
        config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
        config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
        config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
        config/m32r/linux.h, config/m32r/constraints.md,
        config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
        config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
        config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
        config/i386/i386.md, config/i386/netware-crt0.c,
        config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
        config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
        config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
        config/i386/sol2.h, config/i386/constraints.md,
        config/i386/netware-libgcc.c, config/i386/sysv5.h,
        config/i386/predicates.md, config/i386/geode.md,
        config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
        config/i386/freebsd64.h, config/i386/vxworksae.h,
        config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
        config/i386/rtemself.h, config/i386/netbsd-elf.h,
        config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
        config/i386/netware.h, config/i386/i386-modes.def,
        config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
        config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
        config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
        config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
        config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
        config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
        config/i386/xm-mingw32.h, config/i386/linux64.h,
        config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
        config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
        config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
        config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
        config/i386/cygwin2.c, config/i386/i386-protos.h,
        config/i386/sync.md, config/i386/openbsd.h,
        config/i386/host-mingw32.c, config/i386/i386-aout.h,
        config/i386/nto.h, config/i386/biarch64.h,
        config/i386/i386-coff.h, config/i386/freebsd.h,
        config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
        config/i386/host-i386-darwin.c, config/i386/vxworks.h,
        config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
        config/darwin-protos.h, config/linux.opt, config/sol2.c,
        config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
        config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
        config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
        config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
        config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
        config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
        config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
        config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
        config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
        config/sh/superh64.h, config/sh/rtemself.h,
        config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
        config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
        config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
        config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
        config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
        config/avr/predicates.md, config/avr/constraints.md,
        config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
        config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
        config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
        config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
        config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
        config/c4x/c4x-modes.def, config/c4x/rtems.h,
        config/c4x/predicates.md, config/c4x/c4x.h,
        config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
        config/xtensa/predicates.md, config/xtensa/xtensa.c,
        config/xtensa/linux.h, config/xtensa/xtensa.h,
        config/xtensa/elf.h, config/xtensa/xtensa.md,
        config/xtensa/xtensa.opt, config/xtensa/constraints.md,
        config/xtensa/xtensa-protos.h, config/dbx.h,
        config/stormy16/predicates.md, config/stormy16/stormy16.md,
        config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
        config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
        config/host-solaris.c, config/fr30/fr30.h,
        config/fr30/predicates.md, config/fr30/fr30-protos.h,
        config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
        config/vxworksae.h, config/sol2-c.c, config/lynx.h,
        config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
        config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
        config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
        config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
        config/host-linux.c, config/interix3.h, config/cris/cris.c,
        config/cris/predicates.md, config/cris/linux.h,
        config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
        config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
        config/cris/aout.opt, config/cris/cris-protos.h,
        config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
        config/iq2000/iq2000.h, config/iq2000/predicates.md,
        config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
        config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
        config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
        config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
        config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
        config/chorus.h, config/mn10300/mn10300.c,
        config/mn10300/mn10300.opt, config/mn10300/predicates.md,
        config/mn10300/mn10300.h, config/mn10300/linux.h,
        config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
        config/mn10300/mn10300.md, config/ia64/predicates.md,
        config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
        config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
        config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
        config/ia64/freebsd.h, config/ia64/ia64.md,
        config/ia64/ia64-modes.def, config/ia64/constraints.md,
        config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
        config/gofast.h, config/rtems.h, config/sol2-10.h,
        config/m68k/predicates.md, config/m68k/m68k.md,
        config/m68k/linux.h, config/m68k/m68k-modes.def,
        config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
        config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
        config/m68k/openbsd.h, config/m68k/m68k-aout.h,
        config/m68k/m68k.opt, config/m68k/m68020-elf.h,
        config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
        config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
        config/m68k/constraints.md, config/m68k/rtemself.h,
        config/m68k/netbsd-elf.h, config/m68k/m68k.h,
        config/m68k/uclinux.h, config/rs6000/power4.md,
        config/rs6000/host-darwin.c, config/rs6000/6xx.md,
        config/rs6000/linux.h, config/rs6000/eabi.h,
        config/rs6000/aix41.opt, config/rs6000/xcoff.h,
        config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
        config/rs6000/eabialtivec.h, config/rs6000/8540.md,
        config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
        config/rs6000/windiss.h, config/rs6000/603.md,
        config/rs6000/aix41.h, config/rs6000/cell.md,
        config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
        config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
        config/rs6000/darwin.md, config/rs6000/darwin64.h,
        config/rs6000/default64.h, config/rs6000/7xx.md,
        config/rs6000/darwin.opt, config/rs6000/spe.md,
        config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
        config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
        config/rs6000/7450.md, config/rs6000/linux64.h,
        config/rs6000/constraints.md, config/rs6000/440.md,
        config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
        config/rs6000/rs6000.c, config/rs6000/aix52.h,
        config/rs6000/rs6000.h, config/rs6000/power6.md,
        config/rs6000/predicates.md, config/rs6000/altivec.md,
        config/rs6000/aix64.opt, config/rs6000/rios1.md,
        config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
        config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
        config/rs6000/darwin7.h, config/rs6000/dfp.md,
        config/rs6000/linux64.opt, config/rs6000/sync.md,
        config/rs6000/vxworksae.h, config/rs6000/power5.md,
        config/rs6000/lynx.h, config/rs6000/biarch64.h,
        config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
        config/rs6000/eabispe.h, config/rs6000/e500.h,
        config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
        config/rs6000/netbsd.h, config/rs6000/e500-double.h,
        config/rs6000/aix.h, config/rs6000/vxworks.h,
        config/rs6000/40x.md, config/rs6000/aix51.h,
        config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
        config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
        config/arc/arc.h, config/mcore/mcore-elf.h,
        config/mcore/mcore-protos.h, config/mcore/predicates.md,
        config/mcore/mcore.md, config/mcore/mcore.c,
        config/mcore/mcore.opt, config/mcore/mcore.h,
        config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
        config/score/predicates.md, config/score/score-version.h,
        config/score/score-protos.h, config/score/misc.md,
        config/score/elf.h, config/score/score.c, config/score/mac.md,
        config/score/score7.md, config/score/score.h,
        config/score/score-conv.h, config/score/score-mdaux.c,
        config/score/score.md, config/score/score.opt,
        config/score/score-modes.def, config/score/score-mdaux.h,
        config/score/mul-div.S, config/arm/uclinux-elf.h,
        config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
        config/arm/symbian.h, config/arm/linux-elf.h,
        config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
        config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
        config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
        config/arm/strongarm-pe.h, config/arm/arm.h,
        config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
        config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
        config/arm/arm-modes.def, config/arm/linux-eabi.h,
        config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
        config/arm/arm-cores.def, config/arm/arm-protos.h,
        config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
        config/arm/wince-pe.h, config/arm/neon.md,
        config/arm/constraints.md, config/arm/neon.ml,
        config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
        config/arm/arm.opt, config/arm/arm926ejs.md,
        config/arm/predicates.md, config/arm/iwmmxt.md,
        config/arm/arm_neon.h, config/arm/unknown-elf.h,
        config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
        config/arm/neon-testgen.ml, config/arm/arm.md,
        config/arm/xscale-coff.h, config/arm/pe.c,
        config/arm/arm-generic.md, config/arm/pe.h,
        config/arm/kaos-strongarm.h, config/arm/freebsd.h,
        config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
        config/arm/strongarm-elf.h, config/arm/cirrus.md,
        config/arm/netbsd-elf.h, config/arm/vxworks.h,
        config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
        config/pa/predicates.md, config/pa/pa64-hpux.h,
        config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
        config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
        config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
        config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
        config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
        config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
        config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
        config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
        config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
        config/pa/pa64-regs.h, config/pa/pa-modes.def,
        config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
        config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
        config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
        config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
        config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
        config/mips/linux64.h, config/mips/elforion.h,
        config/mips/constraints.md, config/mips/generic.md,
        config/mips/predicates.md, config/mips/4300.md,
        config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
        config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
        config/mips/5k.md, config/mips/vr4120-div.S,
        config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
        config/mips/mips-protos.h, config/mips/6000.md,
        config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
        config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
        config/mips/mips-modes.def, config/mips/vr.h,
        config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
        config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
        config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
        config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
        config/vax/openbsd1.h, config/vax/netbsd.h,
        config/vax/vax-protos.h, config/vax/netbsd-elf.h,
        config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
        config/h8300/rtems.h, config/h8300/predicates.md,
        config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
        config/h8300/h8300.md, config/h8300/h8300.opt,
        config/h8300/coff.h, config/h8300/h8300-protos.h,
        config/v850/v850.md, config/v850/predicates.md,
        config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
        config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
        config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
        config/mmix/mmix.h, config/mmix/predicates.md,
        config/mmix/mmix-protos.h, config/mmix/mmix.md,
        config/mmix/mmix.c, config/mmix/mmix.opt,
        config/mmix/mmix-modes.def, config/bfin/bfin.opt,
        config/bfin/rtems.h, config/bfin/bfin-modes.def,
        config/bfin/predicates.md, config/bfin/bfin-protos.h,
        config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
        Likewise.

2007-08-02  Richard Sandiford  <richard@codesourcery.com>

        * emit-rtl.c (reset_used_decls): Rename to...
        (set_used_decls): ...this.  Set the used flag rather than clearing it.
        (unshare_all_rtl_again): Update accordingly.  Set flags on argument
        DECL_RTLs rather than resetting them.

2007-08-02  Andreas Krebbel  <krebbel1@de.ibm.com>

        * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.

2007-08-01  Sandra Loosemore  <sandra@codesourcery.com>

        * reload.c (find_reloads_address_part):  Pass correct MEMREFLOC
        argument to find_reloads_address.

2007-08-01  Daniel Jacobowitz  <dan@codesourcery.com>

        PR tree-optimization/32919
        * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
        * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
        (coalesce_ssa_name): Call it.

2007-08-01  Sandra Loosemore  <sandra@codesourcery.com>
            David Ung  <davidu@mips.com>

        * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
        (__mips16_unorddf2, __mips16_floatunsidf): New.
        * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
        above functions.
        * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.

2007-08-01  Zdenek Dvorak  <ook@ucw.cz>

        * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
        Display new operands of OMP_SECTIONS and OMP_CONTINUE.
        * tree.h (OMP_SECTIONS_CONTROL): New macro.
        (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
        * omp-low.c (get_ws_args_for, determine_parallel_type,
        expand_omp_for_generic, expand_omp_for_static_nochunk,
        expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
        Work with more precise CFG.
        (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
        (lower_omp_sections): Emit OMP_SECTIONS_SWITCH.  Add arguments to
        OMP_CONTINUE.
        * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
        * gimple-low.c (lower_stmt): Ditto.
        * tree-inline.c (estimate_num_insns_1): Ditto.
        * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
        (OMP_SECTIONS_SWITCH): New.
        * tree-cfgcleanup.c (cleanup_omp_return): New.
        (cleanup_tree_cfg_bb): Call cleanup_omp_return.
        * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
        and exit edge for OMP_FOR.  Handle OMP_SECTIONS_SWITCH.
        (tree_redirect_edge_and_branch): Handle omp constructs.

        * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
        with three arguments.

2007-08-01  Zdenek Dvorak  <ook@ucw.cz>

        * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
        in loop closed ssa.

2007-08-01  Zdenek Dvorak  <ook@ucw.cz>

        * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
        the loop structures may need fixing.
        * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
        New functions.
        (cleanup_tree_cfg_loop): Removed.
        (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
        * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
        instead of running cleanup_tree_cfg_loop.
        * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
        * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
        (tree_predictive_commoning): Declaration changed.
        * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.

2007-08-01  Zdenek Dvorak  <ook@ucw.cz>

        * doc/invoke.texi (l1-cache-size): Update documentation.
        (l2-cache-size): Document.
        * params.h (L2_CACHE_SIZE): New macro.
        * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
        that L1_CACHE_SIZE is in kB now.
        (L2_CACHE_SIZE_BYTES): New macro.
        (tree_ssa_prefetch_arrays): Show size in kB.
        * config/i386/i386.h (struct processor_costs): Add l1_cache_size
        and l2_cache_size fields.
        * config/i386/driver-i386.c (describe_cache): Detect cache size
        in kB.
        * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
        pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
        amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
        generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
        (override_options): Set l1-cache-size and l2-cache-size to default
        values if not specified otherwise.
        * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
        (PARAM_L2_CACHE_SIZE): New.

2007-08-01  Nigel Stephens  <nigel@mips.com>
            David Ung  <davidu@mips.com>
            Thiemo Seufer  <ths@mips.com>
            Chris Dearman  <chris@mips.com>
            Richard Sandiford  <richard@codesourcery.com>

        * config.gcc (mips*-sde-elf*): New stanza.
        (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
        (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
        (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
        (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
        (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
        (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
        to tmake_file.
        * config/mips/sde.h: New file.
        * config/mips/t-libgcc-mips16: Likewise.
        * config/mips/t-sde: Likewise.
        * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
        of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
        _MIPS_FPSET and _MIPS_SZINT.
        * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
        * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
        insertion of a default -mips option.  Use MIPS_32BIT_OPTION_SPEC.
        * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
        * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
        * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
        * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
        _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
        _MIPS_SZPTR and _MIPS_FPSET.
        (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
        architecture is specified.
        (MIPS_32BIT_OPTION_SPEC): New macro.

2007-07-31  Dan Hipschman  <dsh@google.com>

        * gcc.c (end_going_arg): New function.
        (do_spec_2): Use it.
        (do_spec_1): Use it.

2007-07-31  H.J. Lu  <hongjiu.lu@intel.com>

        * ddg.c (add_cross_iteration_register_deps): Declare bb_info
        only if ENABLE_CHECKING is defined.

2007-07-31  Kenneth Zadeck <zadeck@naturalbridge.com>

        * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
        df_ru_add_problem, df_ru_get_bb_info): Removed.
        (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
        * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
        df_ru_free_bb_info, df_ru_alloc,
        df_ru_bb_local_compute_process_def,
        df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
        df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
        df_ru_transfer_function, df_ru_free, df_ru_start_dump,
        df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
        df_ru_add_problem): Removed.

2007-07-31  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

        PR target/32847
        * pa.md (casesi32): Use match_scratch.  Revise insn condition.
        (casesi32p, casesi64p): Likewise.
        (casesi): Adjust for above.

2007-07-31  Richard Sandiford  <richard@codesourcery.com>

        * mode-switching.c (create_pre_exit): Don't search past calls.

2007-07-31  Sandra Loosemore  <sandra@codesourcery.com>

        * config/mips/mips.h (ISA_HAS_SYNCI):  Add !TARGET_MIPS16 test.

2007-07-31  Revital Eres  <eres@il.ibm.com>

        * ddg.c (add_deps_for_def): Rename to...
        (add_cross_iteration_register_deps): This.  Change implementation
        to use only reaching def and def-use chains to construct the
        inter loop dependencies.
        (add_deps_for_use): Remove function.
        (build_inter_loop_deps): Call add_cross_iteration_register_deps
        function to build the inter loop dependencies.
        * modulo-sched.c (sms_schedule): Build only
        reaching def and def-use chains for the propose of the ddg
        construction.

2007-07-31  Julian Brown  <julian@codesourcery.com>

        * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
        New define_insns. Use correct RTL.
        (vec_set<mode>): Write as expander.

2007-07-31  Razya Ladelsky  <razya@il.ibm.com>

        * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring 
        to an unallocated space.

2007-07-30  Jan Sjodin  <jan.sjodin@amd.com>

        * tree-data-ref.c
        (split_constant_offset): Enable split_constant_offset to extract
        constants from other statements.
        * tree-vect-transform.c
        (vect_create_addr_base_for_vector_ref): Generate data_ref_base
        to a temp var. Force base_offset to be simple.

2007-07-30  Seongbae Park <seongbae.park@gmail.com>

        * df-scan.c (df_scan_verify): Remove artificial limit on
        the number of blocks for verification.
        * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
        df_simulate_defs): Avoid unnecessary insn checking for defs.

2007-07-29  Mark Mitchell  <mark@codesourcery.com>

        * config/m68k/lb1sf68.asm (FUNC): New macro.
        (__mulsi3): Use it.
        (__udivsi3): Likewise.
        (__divsi3): Likewise.
        (__umodsi3): Likewise.
        (__modsi3): Likewise.
        (__subdf3): Likewise.
        (__adddf3): Likewise.
        (__muldf3): Likewise.
        (__divdf3): Likewise.
        (__negdf2): Likewise.
        (__cmpdf2): Likewise.
        (__subsf3): Likewise.
        (__addsf3): Likewise.
        (__mulsf3): Likewise.
        (__divsf3): Likewise.
        (__negsf2): Likewise.
        (__cmpsf2): Likewise.
        (__eqdf2): Likewise.
        (__nedf2): Likewise.
        (__gtdf2): Likewise.
        (__gedf2): Likewise.
        (__ltdf2): Likewise.
        (__ledf2): Likewise.
        (__eqsf2): Likewise.
        (__nesf2): Likewise.
        (__gtsf2): Likewise.
        (__gesf2): Likewise.
        (__ltsf2): Likewise.
        (__lesf2): Likewise.

2007-07-30  Ollie Wild  <aaw@google.com>

        * c-ppoutput.c (print_lines_directives_only): New function.
        (scan_translation_unit_directives_only): New function.
        (preprocess_file): Add call to scan_translation_unit_directives_only.
        * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
        (sanitize_cpp_opts): Add default flag_dump_macros setting for
        -fdirectives-only.  Add errors for -fdirectives-only conflict with
        -Wunused-macros and -traditional.
        (finish_options): Add builtin macro initialization for
        -fdirectives-only + -fpreprocessed.
        * c.opt (fdirectives-only): New.
        * doc/cppopts.texi (fdirectives-only): New.

2007-07-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * alias.c (record_set, memory_modified_1): Constify.
        * bt-load.c (note_btr_set): Likewise.
        * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
        * combine.c (set_nonzero_bits_and_sign_copies,
        expand_field_assignment, record_dead_and_set_regs_1,
        use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
        likely_spilled_retval_1): Likewise.
        * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
        frv_io_handle_set): Likewise.
        * config/mips/mips.c (mips_sim_record_set,
        vr4130_true_reg_dependence_p_1): Likewise.
        * config/mt/mt.c (insn_dependent_p_1): Likewise.
        * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
        * config/sh/sh.c (flow_dependent_p_1): Likewise.
        * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
        * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
        * ddg.c (mark_mem_store): Likewise.
        * df-problems.c (df_urec_mark_reg_change): Likewise.
        * function.c (update_epilogue_consts): Likewise.
        * gcse.c (record_set_info, record_last_set_info,
        mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
        reg_clear_last_set): Likewise.
        * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
        Likewise.
        * jump.c (reversed_comparison_code_parts): Likewise.
        * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
        reg_is_set): Likewise.
        * loop-iv.c (mark_altered): Likewise.
        * mode-switching.c (reg_becomes_live): Likewise.
        * optabs.c (no_conflict_move_test): Likewise.
        * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
        Likewise.
        * postreload.c (reload_combine_note_store, move2add_note_store):
        Likewise.
        * regmove.c (flags_set_1): Likewise.
        * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
        Likewise.
        * reload1.c (mark_not_eliminable, forget_old_reloads_1):
        Likewise. 
        * resource.c (update_live_status): Likewise.
        * rtl.h (set_of, note_stores): Likewise.
        * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
        note_stores, parms_set): Likewise.
        * sched-rgn.c (sets_likely_spilled_1): Likewise.
        * stack-ptr-mod.c (notice_stack_pointer_modification_1):
        Likewise. 
        * var-tracking.c (count_stores, add_stores): Likewise.

2007-07-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * alias.c (mems_in_disjoint_alias_sets_p,
        fixed_scalar_and_varying_struct_p, aliases_everything_p,
        nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
        write_dependence_p, mems_in_disjoint_alias_sets_p,
        read_dependence, true_dependence, canon_true_dependence,
        anti_dependence, output_dependence): Constify.
        * combine.c (extended_count): Likewise.
        * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
        * cselib.c (get_value_hash, references_value_p,
        cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
        * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
        * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
        * function.c (contains, prologue_epilogue_contains,
        sibcall_epilogue_contains): Likewise. 
        * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
        pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
        only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
        reg_or_subregno): Likewise.
        * recog.c (asm_noperands): Likewise.
        * reload1.c (function_invariant_p): Likewise.
        * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
        rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
        condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
        simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
        true_regnum, reg_or_subregno, condjump_in_parallel_p,
        extended_count, prologue_epilogue_contains,
        sibcall_epilogue_contains, function_invariant_p, true_dependence,
        canon_true_dependence, read_dependence, anti_dependence,
        output_dependence): Likewise.
        * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.

2007-07-30  Julian Brown  <julian@codesourcery.com>

        * config/arm/neon.md (V_ext): New mode attribute.
        (neon_vget_lane<mode>): Replace with define_expand.
        (neon_vget_lane<mode>_sext_internal)
        (neon_vget_lane<mode>_zext_internal): New define_insns for double
        and quad precision vectors.
        (neon_vget_lanedi): Add bounds check. Remove dead comment.
        * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
        have typeless 32-bit result.

2007-07-30  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR tree-opt/32527
        * tree-affine.h (aff_tree): The type of rest is sizetype for types
        of pointers.
        * tree-affine.c (aff_combination_scale): If type is a pointer type,
        use sizetype for rest.
        (aff_combination_add_elt): Likewise. Don't specialize pointer types.
        (aff_combination_convert): Don't convert rest for pointer types.

2007-07-28  Daniel Berlin  <dberlin@dberlin.org>

        * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h

        * tree-ssa-alias.c: Add alloc-pool.h.
        (init_alias_info): Free alias_bitmap_obstack.
        (delete_alias_info): Call delete_mem_ref_stats.
        (get_mem_sym_stats_for): Use alloc_pool.
        (init_mem_ref_stats): Do not delete mem_ref_stats here.
        (delete_mem_sym_stats): Removed.
        
2007-07-29  Sebastian Pop  <sebpop@gmail.com>

        * tree-data-ref.c (add_multivariate_self_dist): Parametric access
        functions cannot be represented as classical distance vectors.

2007-07-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
        * builtins.c (validate_arg, builtin_mathfn_code,
        validate_arglist): Likewise.
        * calls.c (call_expr_flags): Likewise.
        * combine.c (reg_nonzero_bits_for_combine,
        reg_num_sign_bit_copies_for_combine, get_last_value,
        reg_truncated_to_mode): Likewise.
        * emit-rtl.c (subreg_lowpart_p): Likewise.
        * expr.c (highest_pow2_factor_for_target,
        categorize_ctor_elements_1, categorize_ctor_elements,
        count_type_elements, contains_packed_reference,
        highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
        * fold-const.c (may_negate_without_overflow_p, int_const_binop,
        fold_convertible_p, operand_equal_p, tree_swap_operands_p,
        native_encode_int, native_encode_real, native_encode_complex,
        native_encode_vector, native_encode_expr, native_interpret_int,
        native_interpret_real, native_interpret_complex,
        native_interpret_vector, native_interpret_expr): Likewise.
        * function.c (use_register_for_decl): Likewise.
        * gimplify.c (get_name): Likewise.
        * langhooks-def.h (lhd_return_null_const_tree): New.
        (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
        * langhooks.c (lhd_return_null_const_tree): New.
        * langhooks.h (lang_get_callee_fndecl): Constify.
        * output.h (constructor_static_from_elts_p): Likewise.
        * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
        * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
        subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
        * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
        cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
        nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
        * rtlhooks-def.h (reg_nonzero_bits_general,
        reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
        Likewise. 
        * rtlhooks.c (reg_num_sign_bit_copies_general,
        reg_nonzero_bits_general, reg_truncated_to_mode_general):
        Likewise. 
        * stmt.c (warn_if_unused_value, is_body_block): Likewise.
        * stor-layout.c (mode_for_size_tree): Likewise.
        * tree-ssa-loop-im.c (memref_eq): Likewise.
        * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
        * tree.c (contains_placeholder_p, type_list_equal,
        simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
        Likewise. 
        * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
        mode_for_size_tree, categorize_ctor_elements, count_type_elements,
        contains_placeholder_p, contains_packed_reference,
        get_callee_fndecl, operand_equal_for_phi_arg_p,
        warn_if_unused_value, is_body_block, native_encode_expr,
        native_interpret_expr, fold_convertible_p, operand_equal_p,
        int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
        validate_arglist, simple_cst_equal, type_list_equal,
        use_register_for_decl, call_expr_flags, get_name,
        highest_pow2_factor): Likewise.
        (const_call_expr_arg_iterator_d,
        init_const_call_expr_arg_iterator, next_const_call_expr_arg,
        first_const_call_expr_arg, more_const_call_expr_args_p,
        FOR_EACH_CONST_CALL_EXPR_ARG): New.
        * varasm.c (constructor_static_from_elts_p): Constify.

2007-07-28  Kazu Hirata  <kazu@codesourcery.com>

        * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
        config/arm/neon-schedgen.ml, config/arm/neon.ml,
        config/arm/vec-common.md, config/ia64/div.md, cselib.c,
        df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
        regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
        tree-vect-transform.c, tree.def: Fix comment typos.  Follow
        spelling conventions.
        * doc/invoke.texi: Follow spelling conventions.

2007-07-29  Vladimir Yanovsky  <yanov@il.ibm.com>
            Revital Eres  <eres@il.ibm.com>

        * modulo-sched.c (sms_schedule): Avoid loops which includes
        auto-increment instructions.

2007-07-28  Richard Guenther  <rguenther@suse.de>

        PR middle-end/32920
        * fold-const.c (fold_cond_expr_with_comparison): Convert
        operand zero of MIN/MAX_EXPR to correct type.

2007-07-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
        flags_from_decl_or_type): Constify.
        * gcc.c (do_spec_1): Likewise.
        * print-tree.c (dump_addr, print_node_brief): Likewise.
        * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
        simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
        tree_purge_all_dead_eh_edges): Likewise.
        * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
        tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
        Likewise. 
        * tree.c (expr_location, expr_has_location, expr_locus,
        expr_filename, expr_lineno, get_inner_array_type,
        fields_compatible_p): Likewise.
        * tree.h (get_inner_array_type, fields_compatible_p,
        expr_location, expr_has_location, expr_locus, expr_filename,
        expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
        setjmp_call_p, alloca_call_p): Likewise.

2007-07-28  Daniel Berlin  <dberlin@dberlin.org>

        * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
        TV_FLOW_INSENSITIVE.

        * tree-ssa-alias.c (compute_call_clobbered): Push/pop
        TV_CALL_CLOBBER.
        (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
        (compute_flow_insensitive_aliasing): Ditto for
        TV_FLOW_INSENSITIVE.    

2007-07-27  Jan Hubicka  <jh@suse.cz>

        * config/i386/i386.c (register_move_cost): Remove accidentally comitted
        #if 0 block.

        * attribs.c: Include hashtab.h
        (attribute_hash): New.
        (substring): New structure.
        (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
        New function.
        (init_attributes): Initialize attribute hash.
        (decl_attributes): Use attribute hash.
        * Makefile.in (attribs.c): Depend on hashtab.h.

2007-07-27  Steve Ellcey  <sje@cup.hp.com>

        * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.

2007-07-27  Richard Sandiford  <richard@codesourcery.com>

        * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
        __mips_dspr2 and __mips_dsp_rev macros.
        * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.

2007-07-27  Douglas Gregor  <doug.gregor@gmail.com>
        
       * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.

2007-07-26  Kenneth Zadeck <zadeck@naturalbridge.com>

        PR middle-end/32749
        
        * df-problems.c (df_create_unused_note): Removed do_not_gen parm
        and the updating of the live and do_not_gen sets.
        (df_note_bb_compute): Added updating of live and do_not_gen sets
        for regular defs so that the case of clobber inside conditional
        call is processed correctly.
        
2007-07-27  Zdenek Dvorak  <dvorakz@suse.cz>

        * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
        operands with compatible type.

2007-07-27  Richard Sandiford  <richard@codesourcery.com>

        * expr.h (store_bit_field): Don't return a value.
        * expmed.c (check_predicate_volatile_ok): New function.
        (store_bit_field_1): New function, extracted from store_bit_field.
        Take a fallback_p argument and return true if the operation succeeded.
        Only use store_fixed_bit_field if fallback_p.  Don't recompute
        mode_for_extraction; use op_mode instead.  Try forcing memories
        into registers if the insv expander fails.
        (store_bit_field): Use store_bit_field_1 with fallback_p true.
        Don't return a value.
        (convert_extracted_bit_field): New function, extracted from
        store_bit_field.
        (extract_bit_field_1): Likewise.  Take a fallback_p argument
        and return NULL if the operation succeeded.  Only use
        extract_fixed_bit_field if fallback_p.  Only calculate one
        extraction mode.  Combine code for extv and extzv.  Try forcing
        memories into registers if the ext(z)v expander fails.
        (extract_bit_field): Use extract_bit_field_1 with fallback_p true.

2007-07-27  Richard Sandiford  <rsandifo@nildram.co.uk>

        * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
        into bitfields.
        (df_ref): Likewise.  Put regno with other integer fields.

2007-07-27  Richard Sandiford  <rsandifo@nildram.co.uk>

        * df.h (df_mw_hardreg): Remove "loc" field.
        * df-scan.c (df_ref_record): Don't set it.  Remove redundant
        local variable.
        * df-problems.c (df_whole_mw_reg_unused_p): New function,
        split out from df_set_unused_notes_for_mw.  Return false for
        partial references.  Assert that mw_reg is a REG when returning true.
        (df_set_unused_notes_for_mw): Use it.  Use mw_reg instead of *loc.
        (df_whole_mw_reg_dead_p): New function, split out from
        df_set_dead_notes_for_mw.  Return false for partial references.
        Assert that mw_reg is a REG when returning true.
        (df_set_dead_notes_for_mw): Use it.  Use mw_reg instead of *loc.
        Remove redundant bitmap check.

2007-07-26  H.J. Lu  <hongjiu.lu@intel.com>

        * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
        ($(T)crtend.o): Likwise.
        ($(T)crtbeginS.o): Likwise.
        ($(T)crtendS.o): Likwise.
        ($(T)crtfastmath.o): Likwise.

2007-07-26  Zdenek Dvorak  <dvorakz@suse.cz>

        * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
        * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
        * basic-block.h (struct control_flow_graph): Added x_dom_computed
        and x_n_bbs_in_dom_tree fields.

2007-07-26  Steve Ellcey  <sje@cup.hp.com>

        PR tree-optimization/32087
        * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
        Do not call scale_bbs_frequencies_int with prob of zero.

2007-07-26  Julian Brown  <julian@codesourcery.com>

        * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
        (neon_element_bits): Add prototypes.
        * config/arm/arm.c (bounds_check, neon_lane_bounds)
        (neon_const_bounds, neon_element_bits): New functions.
        * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
        (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
        (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
        (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
        (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
        (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
        (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
        (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
        (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
        (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
        (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
        (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
        (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.

2007-07-26  Nathan Froyd  <froydnj@codesourcery.com>

        * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
        (HAVE_AS_GNU_ATTRIBUTE): Undefine.

2007-07-26  Mark Shinwell  <shinwell@codesourcery.com>
            Julian Brown  <julian@codesourcery.com>

        * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
        * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
        * config/arm/cortex-a8.md: New.
        * config/arm/cortex-a8-neon.md: New.
        * config/arm/neon-schedgen.ml: New.
        * config/arm/neon.md (vqh_mnem): New.
        (neon_type): New.
        (Is_float_mode): New.
        (Scalar_mul_8_16): New.
        (Is_d_reg): New.
        (V_mode_nunits): New.
        (All instruction patterns): Annotate with neon_type attribute
        values.
        * config/arm/arm.md: Include cortex-a8.md.
        (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
        values.
        Annotate instruction patterns accordingly.
        (generic_sched): Do not use generic scheduling for Cortex-A8.
        (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.

2007-07-26  Daniel Jacobowitz  <dan@codesourcery.com>

        * fold-const.c (fold_read_from_constant_string): Use
        build_int_cst_type.
        * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.

2007-07-26  Nick Clifton  <nickc@redhat.com>

        * tree-ssa-operands.h: Change copyright header to refer to version
        3 of the GNU General Public License and to point readers at the
        COPYING3 file and the FSF's license web page.
        * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
        sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
        tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
        targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
        tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
        hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
        flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
        opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
        gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
        cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
        rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
        optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
        tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
        genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
        reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
        c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
        rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
        tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
        diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
        gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
        input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
        gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
        cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
        graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
        genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
        tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
        reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
        real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
        omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
        tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
        regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
        tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
        scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
        double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
        dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
        gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
        hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
        ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
        c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
        tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
        xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
        tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
        gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
        mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
        alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
        dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
        expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
        genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
        timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
        tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
        recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
        dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
        matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
        tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
        lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
        ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
        ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
        langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
        sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
        gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
        ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
        init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
        loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
        mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
        opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
        insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
        tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
        dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
        bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
        coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
        stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
        cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
        tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
        loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
        lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
        tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
        tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
        ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
        varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
        sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
        target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
        omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
        intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
        sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
        genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
        tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
        bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
        cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
        cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
        tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
        c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
        fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
        vecprim.h, basic-block.h, tree-ssa-structalias.c,
        tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
        passes.c, genconstants.c, c-incpath.c, c-incpath.h,
        struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
        varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
        reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
        stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
        params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
        tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
        convert.c, convert.h, langhooks-def.h, reload1.c,
        tree-ssa-operands.c: Likewise.

2007-07-26  Jan Hubicka  <jh@suse.cz>

        * tree-ssa-live.c: Include debug.h and flags.h.
        (mark_scope_block_unused): New function.
        (remove_unused_scope_block_p): New function.
        (remove_unused_locals): Remove unused blocks too.

2007-07-25  Ian Lance Taylor  <iant@google.com>

        * combine.c (combine_max_regno): Remove.  Remove all uses.
        (struct reg_stat_struct): Rename from struct reg_stat.
        (reg_stat_type): Define, and declare VECs.
        (reg_stat): Change from pointer to VEC.  Change all uses.
        (combine_split_insns): New static function.
        (try_combine, find_split_point): Call it instead of split_insns.

2007-07-25  Zdenek Dvorak  <dvorakz@suse.cz>

        * cfghooks.c (split_block): Fix the information about loop latch.

2007-07-25  Zdenek Dvorak  <dvorakz@suse.cz>

        * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.

2007-07-25  Zdenek Dvorak  <dvorakz@suse.cz>

        * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
        Scan the new edge for loop exit info.

2007-07-25  Andreas Tobler  <a.tobler@schweiz.org>

        * config/darwin.c: Include debug.h.

2007-07-25  Steve Ellcey  <sje@cup.hp.com>

        PR target/32218
        * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.

2007-07-25  Steve Ellcey  <sje@cup.hp.com>

        * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
        (HARD_REGNO_MODE_OK): Ditto.
        (MODES_TIEABLE_P): Ditto.
        (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
        (CLASS_MAX_NREGS): Ditto.
        * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
        * config/ia64/ia64.md (divsf3_internal_thr): Removed.
        (divdf3_internal_thr): Removed.
        * config/ia64/div.md: New file.
        * config/ia64/constraints.md: Add H constraint.

2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
        sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
        sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
        sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
        sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
        sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
        sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
        sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
        sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
        dump_sbitmap_file, debug_sbitmap, popcount_table,
        sbitmap_popcount): Constify.
        * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
        (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
        dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
        sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
        sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
        sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
        sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
        sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
        sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
        sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
        sbitmap_popcount, sbitmap_verify_popcount): Constify.

2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
        bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
        bitmap_first_set_bit, bitmap_and, bitmap_and_into,
        bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
        bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
        bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
        bitmap_intersect_p, bitmap_intersect_compl_p,
        bitmap_ior_and_compl, bitmap_ior_and_compl_into,
        debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
        Constify.
        * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
        bitmap_intersect_compl_p, bitmap_count_bits, 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_into,
        debug_bitmap, debug_bitmap_file, bitmap_print,
        bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
        bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.

2007-07-25  Daniel Berlin  <dberlin@dberlin.org>

        * config/darwin.c (darwin_override_options): Additional fix for
        debug info formats that don't support var tracking.

2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * cselib.c (entry_and_rtx_equal_p): Constify.
        * gengtype.c (output_mangled_typename, write_types, write_local):
        Likewise.
        * gengtype.h (const_type_p): New.
        * see.c (eq_descriptor_extension, hash_descriptor_extension):
        Constify.
        * tlink.c (scan_linker_output): De-constify.
        * tree-ssa-loop-im.c (memref_eq): Constify.
        * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
        (shared_bitmap_hash, shared_bitmap_eq): Constify.

2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * c-common.c (fname_as_string, c_type_hash): Constify.
        * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
        * cgraph.c (edge_hash, edge_eq): Likewise.
        * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
        * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
        reg_attrs_htab_eq): Likewise.
        * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
        Likewise.
        * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
        const_decl_t, const_state_t, const_automata_list_el_t): New.
        (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
        DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
        automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
        insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
        reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
        automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
        compare_max_occ_cycle_nums, out_state_arcs_num,
        compare_transition_els_num, units_cmp, state_reservs_cmp):
        Constify.
        * genmodes.c (cmp_modes): Likewise.
        * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
        * gimplify.c (compare_case_labels): Likewise.
        * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
        * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
        * matrix-reorg.c (mtt_info_hash): Likewise.
        * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
        * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
        (htab_hash_bucket, htab_hash_elem): Constify.
        * tree-browser.c (TB_parent_eq): Likewise.
        * tree-scalar-evolution.c (hash_scev_info): Likewise.
        * tree-ssa-alias.c (sort_tags_by_id): Likewise.
        * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
        (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
        Constify.
        * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
        * tree-ssa-pre.c (const_expr_pred_trans_t): New.
        (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
        * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
        const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
        New.
        (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
        vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
        vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
        * tree-ssa-threadupdate.c (redirection_data_hash,
        redirection_data_eq): Likewise. 
        * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
        * tree-ssa.c (var_ann_eq): Likewise.
        * tree-vrp.c (compare_case_labels): Likewise.
        * tree.c (int_cst_hash_hash, int_cst_hash_eq,
        tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
        tree_not_check_failed, tree_class_check_failed,
        tree_range_check_failed, tree_not_class_check_failed,
        omp_clause_check_failed, omp_clause_range_check_failed,
        tree_contains_struct_check_failed, tree_operand_check_failed):
        Likewise. 
        * tree.h (tree_contains_struct_check_failed, tree_check_failed,
        tree_not_check_failed, tree_class_check_failed,
        tree_range_check_failed, tree_not_class_check_failed,
        tree_operand_check_failed, omp_clause_operand_check_failed,
        tree_operand_length): Likewise. 
        * var-tracking.c (const_variable): New.
        (variable_htab_hash, variable_htab_eq): Constify.
        * varasm.c (const_desc_hash): Likewise.

2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * expr.c (handled_component_p): Constify.
        * fold-const.c (fit_double_type): Likewise.
        * real.h (real_value_from_int_cst): Likewise.
        * tree-flow-inline.h (gimple_in_ssa_p,
        gimple_aliases_computed_p, gimple_addressable_vars,
        gimple_call_clobbered_vars, gimple_referenced_vars,
        gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
        end_htab_p, end_referenced_vars_p, var_ann, function_ann,
        may_aliases, end_readonly_imm_use_p, has_zero_uses,
        has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
        is_label_stmt, is_global_var, phi_ssa_name_p,
        factoring_name_p, is_call_clobbered, tree_common_ann,
        op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
        unmodifiable_var_p, array_ref_contains_indirect_ref,
        ref_contains_array_ref, lookup_subvars_for_var,
        var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
        gimple_mem_ref_stats): Likewise.
        * tree-flow.h (tree_common_ann, var_ann, function_ann,
        may_aliases, is_exec_stmt, is_label_stmt,
        ref_contains_array_ref, array_ref_contains_indirect_ref,
        var_can_have_subvars, overlap_subvar, is_call_clobbered,
        unmodifiable_var_p): Likewise.
        * tree-gimple.c (is_gimple_min_invariant): Likewise.
        * tree-gimple.h (is_gimple_min_invariant): Likewise. 
        * tree.c (type_hash_list, attribute_hash_list, tree_size,
        cst_and_fits_in_hwi, real_value_from_int_cst,
        build_real_from_int_cst, integer_zerop, integer_onep,
        integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
        tree_floor_log2, real_zerop, real_onep, real_twop,
        real_minus_onep, really_constant_p, purpose_member, chain_member,
        list_length, fields_length, int_size_in_bytes, bit_position,
        int_bit_position, byte_position, int_byte_position, expr_align,
        array_type_nelts, tree_node_structure,
        type_contains_placeholder_1, iterative_hash_pointer,
        is_attribute_with_length_p, is_attribute_p, check_qualified_type,
        tree_map_base_eq, type_hash_list, type_hash_eq,
        attribute_hash_list, type_num_arguments, tree_int_cst_equal,
        tree_int_cst_lt, tree_int_cst_compare, host_integerp,
        tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
        simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
        int_fits_type_p, get_containing_scope, decl_function_context,
        decl_type_context, omp_clause_operand_check_failed,
        initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
        * tree.h (omp_clause_operand_check_failed, tree_size,
        build_real_from_int_cst, array_type_nelts, purpose_member,
        tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
        host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
        is_attribute_p, check_qualified_type, expr_align,
        int_size_in_bytes, bit_position, int_bit_position, byte_position,
        int_byte_position, list_length, fields_length, initializer_zerop,
        integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
        integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
        tree_node_structure, handled_component_p, get_containing_scope,
        decl_function_context, decl_type_context, real_zerop,
        type_num_arguments, fit_double_type, really_constant_p,
        int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
        compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
        real_twop, real_minus_onep, int_cst_value): Likewise.

2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * cfglayout.c (insn_scope, insn_line): Constify.
        * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
        const_double_htab_hash, const_double_htab_eq,
        mem_attrs_htab_hash): Likewise.
        * loop-iv.c (biv_eq): Likewise.
        * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
        print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
        debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
        Likewise. 
        * rtl-error.c (location_for_asm, diagnostic_for_asm,
        error_for_asm, warning_for_asm, _fatal_insn,
        _fatal_insn_not_found): Likewise. 
        * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
        rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
        rtl_check_failed_type2, rtl_check_failed_code1,
        rtl_check_failed_code2, rtl_check_failed_code_mode,
        rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
        * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
        rtl_check_failed_type2, rtl_check_failed_code1,
        rtl_check_failed_code2, rtl_check_failed_code_mode,
        rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
        SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
        shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
        get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
        mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
        rtx_unstable_p, get_integer_term, get_related_value,
        offset_within_block_p, reg_mentioned_p, count_occurrences,
        reg_referenced_p, reg_used_between_p, no_labels_between_p,
        single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
        reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
        find_reg_note, find_regno_note, find_reg_equal_equiv_note,
        find_constant_src, find_reg_fusage, find_regno_fusage,
        pure_call_p, remove_note, side_effects_p, volatile_refs_p,
        volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
        may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
        computed_jump_p, auto_inc_p, in_expr_list_p,
        remove_node_from_expr_list, loc_mentioned_in_p,
        label_is_jump_target_p, reversed_comparison_code_parts,
        debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
        print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
        print_inline_rtx): Likewise.
        * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
        computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
        rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
        get_integer_term, get_related_value, offset_within_block_p,
        count_occurrences, reg_mentioned_p, no_labels_between_p,
        reg_used_between_p, reg_referenced_p, single_set_2,
        multiple_sets, set_noop_p, refers_to_regno_p,
        reg_overlap_mentioned_p, dead_or_set_p,
        covers_regno_no_parallel_p, covers_regno_p,
        dead_or_set_regno_p, find_reg_note, find_regno_note,
        find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
        find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
        remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
        side_effects_p, may_trap_p_1, may_trap_p,
        may_trap_after_code_motion_p, may_trap_or_fault_p,
        inequality_comparisons_p, tablejump_p, computed_jump_p_1,
        computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
        subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
        * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
        mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
        Likewise. 
        * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
        warning_for_asm): Likewise.
        * tree.h (print_rtl): Likewise.
        * varasm.c (get_pool_mode): Likewise.

2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * c-lex.c (c_lex_with_flags, lex_string): Constify.
        * c-ppoutput.c (print_line, pp_dir_change): Likewise.
        * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
        * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
        * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
        * ddg.c (compare_sccs): Likewise.
        * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
        * dfp.c (decimal_real_from_string, decimal_to_decnumber,
        decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
        decimal_do_fix_trunc, decimal_real_to_integer,
        decimal_real_to_integer2, decimal_real_maxval): Likewise.
        * dse.c (const_group_info_t): New.
        (invariant_group_base_eq, invariant_group_base_hash): Constify.
        * dwarf2out.c (const_dw_die_ref): New.
        (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
        * tree-browser.c (TB_parent_eq): Likewise.
        * unwind-dw2-fde.c (__register_frame_info_bases,
        __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
        add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
        Likewise.
        * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
        * unwind-dw2.c (uw_frame_state_for): Likewise.
        * value-prof.c (histogram_hash, histogram_eq): Likewise.
        * value-prof.h (const_histogram_value): New.

2007-07-25  Richard Sandiford  <richard@codesourcery.com>

        * config/mips/mips.c (machine_function): Add
        initialized_mips16_gp_pseudo_p.
        (mips16_gp_pseudo_reg): Do not emit the initialization of
        mips16_gp_pseudo_rtx when being called from the gimple cost-
        calculation routines; emit it on the first use outside those
        routines.

2007-07-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

        * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
        New.
        
        * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
        RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
        RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
        RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
        RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
        Preserve const-ness of parameters through use of __typeof(),
        also constify and tidy.
        
        * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
        TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
        NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
        CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
        OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
        GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
        PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
        TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
        TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.

2007-07-25  Julian Brown  <julian@codesourcery.com>
            Mark Shinwell  <shinwell@codesourcery.com>

        * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
        (alpha_mangle_type): This.
        (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
        (TARGET_MANGLE_TYPE): Define this instead.
        * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
        * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
        (arm_init_neon_builtins): Fix comment.
        (arm_mangle_map_entry): New.
        (arm_mangle_map): New.
        (arm_mangle_type): New.
        * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
        (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
        mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
        (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
        (TARGET_MANGLE_TYPE): Define this instead.
        * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
        (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT  and restrict
        mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
        (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
        (TARGET_MANGLE_TYPE): Define this instead.
        * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
        to...
        (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
        (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
        (TARGET_MANGLE_TYPE): Define this instead.
        * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
        (s390_mangle_type): This.
        (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
        (TARGET_MANGLE_TYPE): Define this instead.
        * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
        (sparc_mangle_type): This.
        (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
        (TARGET_MANGLE_TYPE): Define this instead.
        * cp/mangle.c (write_type): Call mangle_type target hook on all
        types before mangling.  Use original type, not main variant, as
        argument.
        * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
        (TARGET_MANGLE_TYPE): This.
        * target.h (gcc_target): Rename mangle_fundamental_type to
        mangle_type.
        * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
        (TARGET_MANGLE_TYPE): This. Note slightly different semantics.

2007-07-25  Julian Brown  <julian@codesourcery.com>
            Paul Brook  <paul@codesourcery.com>
            Joseph Myers  <joseph@codesourcery.com>
            Mark Shinwell  <shinwell@codesourcery.com>

        * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
        * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
        (with_fpu): Allow --with-fpu=neon.
        * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
        * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
        * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
        * config/arm/arm-protos.h (neon_immediate_valid_for_move)
        (neon_immediate_valid_for_logic, neon_output_logic_immediate)
        (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
        (neon_emit_pair_result_insn, neon_disambiguate_copy)
        (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
        (output_move_neon): Add prototypes.
        * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
        (all_fpus): Add FPUTYPE_NEON.
        (fp_model_for_fpu): Add NEON field.
        (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
        (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
        in registers.
        (arm_legitimate_address_p): Don't support fancy addressing for NEON
        structure moves.
        (thumb2_legitimate_address_p): Likewise.
        (neon_valid_immediate): Recognize and prepare constants suitable for
        NEON instructions.
        (neon_immediate_valid_for_move): New function. Recognize and prepare
        immediates for NEON move instructions.
        (neon_immediate_valid_for_logic): New function. Recognize and
        prepare immediates for NEON logic instructions.
        (neon_output_logic_immediate): New function. Create asm string
        suitable for outputting immediate logic instructions.
        (neon_pairwise_reduce): New function. Implement reduction using
        pairwise operations.
        (neon_expand_vector_init): New function. Expand a (possibly
        non-constant) vector initialization.
        (neon_vector_mem_operand): New function. Memory operands supported
        for quad-word loads/stores to/from ARM or NEON registers. Don't
        allow base+offset addressing for core regs.
        (neon_struct_mem_operand): New function. Valid mems for NEON
        structure moves.
        (coproc_secondary_reload_class): Enable NEON registers to be loaded
        from neon_vector_mem_operand addresses without a secondary register.
        (add_minipool_forward_ref): Handle >8-byte minipool entries.
        (add_minipool_backward_ref): Likewise.
        (dump_minipool): Likewise.
        (push_minipool_fix): Likewise.
        (output_move_quad): New function. Output quad-word moves, loads and
        stores using ARM registers.
        (output_move_vfp): Add support for vectors in VFP (NEON) D
        registers.
        (output_move_neon): Output a NEON load/store to/from a quadword
        register.
        (arm_print_operand): Implement new codes:
        - 'c' for unadorned integers (without a # sign).
        - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
        mode.
        - 'e', 'f' for the low and high D parts of a NEON Q register.
        - 'q' outputs a NEON Q register.
        - 'h' outputs ranges of D registers for VLDM/VSTM etc.
        - 'T' prints NEON opcode features from a coded bitmask.
        - 'F' is similar to T, but signed/unsigned codes both print as
        'i'.
        - 't' is similar to T, but 'u' is printed instead of 'p'.
        - 'O' prints 'r' if NEON instruction should perform rounding (as
        specified by bitmask), else prints nothing.
        - '#' is a punctuation character to stop operand numbers from
        running together with following digits in the assembler
        strings for instructions (when using mode attributes).
        (arm_assemble_integer): Handle extra NEON vector modes. Permute
        constant vectors in big-endian mode, where necessary.
        (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
        Handle EI, OI, CI, XI modes.
        (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
        (ashrv2si3): Rename IWMMXT2_BUILTINs to...
        (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
        (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
        (neon_builtin_type_bits): Add enumeration, one bit for each vector
        type.
        (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
        (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
        to turn v8qi, etc. into bits defined above.
        (neon_itype): New enumeration. Classifications of NEON builtins.
        (neon_builtin_datum): Define struct. Contains information about
        a single builtin (with multiple modes).
        (CF): Define helper macro for...
        (VAR1...VAR10): Define builtins with a type, name and 1-10 different
        modes.
        (neon_builtin_data): New array. Define information about builtins
        for use during initialization/expansion.
        (arm_init_neon_builtins): New function.
        (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
        true.
        (neon_builtin_compare): New function.
        (locate_neon_builtin_icode): New function. Find an insn code for a
        builtin given a function code for that builtin. Also return type of
        builtin (NEON_BINOP, NEON_UNOP etc.).
        (builtin_arg): New enumeration. Types of arguments for builtins.
        (arm_expand_neon_args): New function. Expand a generic NEON builtin.
        Takes a variable argument list of builtin_arg types, terminated by
        NEON_ARG_STOP.
        (arm_expand_neon_builtin): New function. Expand a NEON builtin.
        (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
        (neon_emit_pair_result_insn): New function. Support returning pairs
        of vectors via a pointer.
        (neon_disambiguate_copy): New function. Set up operands for a
        multi-word copy such that registers do not get clobbered.
        (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
        ARM_BUILTIN_NEON_BASE.
        (arm_file_start): Set float-abi attribute for NEON.
        (arm_vector_mode_supported_p): Enable NEON vector modes.
        (arm_mangle_map_entry): New.
        (arm_mangle_map): New.
        (arm_mangle_vector_type): New.
        * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
        when appropriate.
        (TARGET_NEON): New macro. Target supports NEON.
        (fputype): Add FPUTYPE_NEON.
        (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
        for vectorization based on command-line arg.
        (NEON_REGNO_OK_FOR_NREGS): Define.
        (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
        (VALID_NEON_STRUCT_MODE): Define.
        (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
        (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
        * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
        (consttable_16): Add pattern for outputting 16-byte minipool
        entries.
        (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
        vec-common.md).
        (vec-common.md, neon.md): Include md files.
        * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
        * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
        (memory_constraint "Ut", "Un", "Us"): Define.
        * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
        (MMX_char): New mode attribute.
        (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
        (*add<mode>3_iwmmxt): New insn pattern.
        (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
        (*sub<mode>3_iwmmxt): New insn pattern.
        (mulv4hi3): Rename to...
        (*mulv4hi3_iwmmxt): This.
        (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
        (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
        (uminv4hi3, uminv2si3): Remove. Replace with...
        (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
        (*umin<mode>3_iwmmxt): These.
        (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
        (ashr<mode>3_iwmmxt): This new pattern.
        (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
        (lshr<mode>3_iwmmxt): This new pattern.
        (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
        (ashl<mode>3_iwmmxt): This new pattern.
        * config/arm/neon-docgen.ml: New file. Generate documentation for
        intrinsics.
        * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
        * config/arm/arm_neon.h: New (autogenerated).
        * config/arm/neon-testgen.ml: New file. Generate NEON tests
        automatically.
        * config/arm/neon.md: New file. Define NEON instructions.
        * config/arm/neon.ml: New file. Abstract description of NEON
        instructions, used to generate arm_neon.h header, documentation and
        tests.
        * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
        * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
        support.
        * doc/extend.texi (ARM Built-in Functions): Rename and remove
        extraneous comma.
        (ARM NEON Intrinsics): New subsection.
        * doc/arm-neon-intrinsics.texi: New (autogenerated).

2007-07-25  Danny Smith   <dannysmith@users.sourceforge.net>

        * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
        prototype.

2007-07-24  Jan Hubicka  <jh@suse.cz>

        * regclass.c (move_table): New type.
        (move_cost, may_move_in_cost, may_move_out_cost): Use it.
        (init_move_cost): Break out from ...
        (init_reg_sets_1): ... here; simplify computation of
        have_regs-of_mode and contains_reg_of_mode.
        (record_reg_classes): Unswitch internal loops.
        (copy_cost): Trigger lazy initialization of move cost
        (record_address_regs): Likewise.

2007-07-24  Daniel Berlin  <dberlin@dberlin.org>