------- Comment #26 from zadeck at gcc dot gnu dot org  2008-10-11 23:40 -------
Subject: Bug 37448

Author: zadeck
Date: Sat Oct 11 23:39:21 2008
New Revision: 141067

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=141067
Log:
2008-10-11  Kenneth Zadeck <[EMAIL PROTECTED]>

        PR rtl-optimization/37448
        * df.h: (df_ref_class): New enum.
        (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
        (struct df_ref): Replaced with union df_ref_d.
        (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
        New members of df_ref_d union.
        (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
        DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
        DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
        DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
        DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
        DF_REF_EXTRACT_MODE): Replaced definition to access union
        df_ref_d.
        (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
        (df_scan_bb_info, df_bb_regno_first_def_find,
        df_bb_regno_last_def_find, df_find_def, df_find_use,
        df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
        debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
        df_ref_create, df_ref_remove, df_compute_accessed_bytes,
        df_get_artificial_defs, df_get_artificial_uses, union_defs)
        Replaced struct df_ref * with df_ref.
        * df-scan.c (df_collection_rec, df_null_ref_rec,
        df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
        df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
        df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
        df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
        df_reorganize_refs_by_reg_by_reg,
        df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
        df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
        df_sort_and_compress_refs, df_install_ref, df_install_refs,
        df_ref_record, df_get_conditional_uses, df_get_call_refs,
        df_bb_refs_record, df_exit_block_uses_collect,
        df_record_exit_block_uses, df_reg_chain_mark,
        df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
        df_ref * with df_ref.
        (df_ref_record, df_uses_record, df_ref_create_structure): Added
        df_ref_class parameter.
        (df_scan_problem_data): Added new pools for different types of
        refs.
        (df_scan_free_internal, df_scan_alloc, df_free_ref,
        df_ref_create_structure): Processed new ref pools.
        (df_scan_start_dump): Added counts of refs and insns.
        (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
        df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
        df_entry_block_defs_collect, df_exit_block_uses_collect): Added
        code to pass df_ref_class down to ref creation functions.
        (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
        df_reg_chain_mark): Use macros to hide references to df_refs.
        (df_ref_chain_change_bb): Removed.
        (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
        (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
        Enhanced to understand df_ref union structure.
        * fwprop.c (local_ref_killed_between_p, use_killed_between,
        all_uses_available_at, update_df, try_fwprop_subst,
        forward_propagate_subreg, forward_propagate_and_simplify,
        forward_propagate_into, fwprop, fwprop_addr): Replaced struct
        df_ref * with df_ref.
        (use_killed_between, all_uses_available_at): Use macros to hide
        references to df_refs.
        * regstat.c (regstat_bb_compute_ri,
        regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
        df_ref.
        * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
        see_handle_relevant_refs, see_analyze_one_def,
        see_update_relevancy, see_propagate_extensions_to_uses): Replaced
        struct df_ref * with df_ref.
        * ra-conflict.c (record_one_conflict, clear_reg_in_live,
        global_conflicts): Replaced struct df_ref * with df_ref.
        * ddg.c (create_ddg_dep_from_intra_loop_link,
        add_cross_iteration_register_deps, build_inter_loop_deps):
        Replaced struct df_ref * with df_ref.
        (create_ddg_dep_from_intra_loop_link,
        add_cross_iteration_register_deps): Use macros to hide references
        to df_refs.
        * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
        df_ref * with df_ref.
        * df-core.c (df_bb_regno_first_def_find,
        df_bb_regno_last_def_find, df_find_def, df_find_use,
        df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
        debug_df_ref): Replaced struct df_ref * with df_ref.
        (df_mws_dump, df_ref_debug): Use macros to hide references to
        df_refs.
        * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
        df_ref.
        * web.c (union_defs, entry_register, replace_ref, web_main):
        Replaced struct df_ref * with df_ref.
        (union_defs, replace_ref): Use macros to hide references to
        df_refs.
        * global.c (compute_regs_asm_clobbered, build_insn_chain):
        Replaced struct df_ref * with df_ref.
        * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with
        df_ref.
        * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
        Replaced struct df_ref * with df_ref.
        * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
        mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
        with df_ref.
        * local-alloc.c (block_alloc): Replaced struct df_ref * with
        df_ref.
        * df-byte-scan.c (df_compute_accessed_bytes_extract,
        df_compute_accessed_bytes_strict_low_part,
        df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
        Replaced struct df_ref * with df_ref.
        (df_compute_accessed_bytes): Use macros to hide references to
        df_refs.
        * init-regs.c (initialize_uninitialized_regs): Replaced struct
        df_ref * with df_ref.
        * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
        check_dependency, check_dependencies, record_uses): Replaced
        struct df_ref * with df_ref.
        (invariant_for_use, check_dependency): Use macros to hide
        references to df_refs.
        * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
        get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
        iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
        (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
        references to df_refs.
        * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref * with
df_ref.
        * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
        * df-problems.c (df_rd_bb_local_compute_process_def,
        df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
        df_chain_unlink_1, df_chain_unlink, df_chain_copy,
        df_chain_remove_problem, df_chain_create_bb_process_use,
        df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
        df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
        df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
        df_byte_lr_simulate_artificial_refs_at_top,
        df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
        df_note_bb_compute, df_note_add_problem, df_simulate_defs,
        df_simulate_uses, df_simulate_artificial_refs_at_end,
        df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
df_ref.
        (df_chain_dump): Use macros to hide
        references to df_refs.
        * config/mips/mips.c (r10k_simplify_address): Replaced struct
        df_ref * with df_ref.
        * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
        mark_artificial_uses, mark_reg_dependencies,
        byte_dce_process_block): Replaced struct df_ref * with df_ref.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/auto-inc-dec.c
    trunk/gcc/combine.c
    trunk/gcc/config/mips/mips.c
    trunk/gcc/cse.c
    trunk/gcc/dce.c
    trunk/gcc/ddg.c
    trunk/gcc/df-byte-scan.c
    trunk/gcc/df-core.c
    trunk/gcc/df-problems.c
    trunk/gcc/df-scan.c
    trunk/gcc/df.h
    trunk/gcc/fwprop.c
    trunk/gcc/global.c
    trunk/gcc/ifcvt.c
    trunk/gcc/init-regs.c
    trunk/gcc/ira-lives.c
    trunk/gcc/ira.c
    trunk/gcc/local-alloc.c
    trunk/gcc/loop-invariant.c
    trunk/gcc/loop-iv.c
    trunk/gcc/ra-conflict.c
    trunk/gcc/regstat.c
    trunk/gcc/see.c
    trunk/gcc/sel-sched-ir.c
    trunk/gcc/web.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37448

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