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2009-09-14Squash commit of EH in gimpleRichard Henderson1-0/+5
From-SVN: r151696
2009-02-20Update Copyright years for files modified in 2008 and/or 2009.Jakub Jelinek1-1/+1
From-SVN: r144324
2008-09-01sel-sched.h, [...]: New files.Andrey Belevantsev1-0/+3
2008-08-31 Andrey Belevantsev <abel@ispras.ru> Dmitry Melnik <dm@ispras.ru> Dmitry Zhurikhin <zhur@ispras.ru> Alexander Monakov <amonakov@ispras.ru> Maxim Kuvyrkov <maxim@codesourcery.com> * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c, sel-sched-dump.c, sel-sched-ir.c: New files. * Makefile.in (OBJS-common): Add selective scheduling object files. (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries. (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries. (sched-vis.o): Add dependency on $(INSN_ATTR_H). * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes. * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions. (make_forwarder_block): Update loop latch if we have redirected the loop latch edge. * cfgloop.c (get_loop_body_in_custom_order): New function. * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field. (CP_FALLTHRU_PREHEADERS): Likewise. (get_loop_body_in_custom_order): Declare. * cfgloopmanip.c (has_preds_from_loop): New. (create_preheader): Honor CP_FALLTHRU_PREHEADERS. Assert that the preheader edge will be fall thru when it is set. * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining, fsel-sched-pipelining-outer-loops, fsel-sched-renaming, fsel-sched-substitution, fselective-scheduling): New flags. * cse.c (hash_rtx_cb): New. (hash_rtx): Use it. * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt, sel_sched_insn_cnt): New counters. * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize. * genattr.c (main): Output maximal_insn_latency prototype. * genautomata.c (output_default_latencies): New. Factor its code from ... (output_internal_insn_latency_func): ... here. (output_internal_maximal_insn_latency_func): New. (output_maximal_insn_latency_func): New. * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally. (struct hard_reg_set_iterator): New. (hard_reg_set_iter_init, hard_reg_set_iter_set, hard_reg_set_iter_next): New functions. (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro. * lists.c (remove_free_INSN_LIST_node, remove_free_EXPR_LIST_node): New functions. * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when calling create_preheaders. (loop_optimizer_finalize): Do not verify flow info after reload. * recog.c (validate_replace_rtx_1): New parameter simplify. Default it to true. Update all uses. Factor out simplifying code to ... (simplify_while_replacing): ... this new function. (validate_replace_rtx_part, validate_replace_rtx_part_nosimplify): New. * recog.h (validate_replace_rtx_part, validate_replace_rtx_part_nosimplify): Declare. * rtl.c (rtx_equal_p_cb): New. (rtx_equal_p): Use it. * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare. (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node, debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise. * vecprim.h: Add a vector type for unsigned int. * haifa-sched.c: Include vecprim.h and cfgloop.h. (issue_rate, sched_verbose_param, note_list, dfa_state_size, ready_try, cycle_issued_insns, spec_info): Make global. (readyp): Initialize. (dfa_lookahead): New global variable. (old_max_uid, old_last_basic_block): Remove. (h_i_d): Make it a vector. (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work through HID macro. (after_recovery, adding_bb_to_current_region_p): New variables to handle correct insertion of the recovery code. (struct ready_list): Move declaration to sched-int.h. (rgn_n_insns): Removed. (rtx_vec_t): Move to sched-int.h. (find_insn_reg_weight): Remove. (find_insn_reg_weight1): Rename to find_insn_reg_weight. (haifa_init_h_i_d, haifa_finish_h_i_d): New functions to initialize / finalize haifa instruction data. (extend_h_i_d, init_h_i_d): Rewrite. (unlink_other_notes): Move logic to add_to_note_list. Handle selective scheduler. (ready_lastpos, ready_element, ready_sort, reemit_notes, find_fallthru_edge): Make global, remove static prototypes. (max_issue): Make global. Add privileged_n and state parameters. Use them. (extend_global, extend_all): Removed. (init_before_recovery): Add new param. Fix the handling of the case when we insert a recovery code before the EXIT which has a predecessor with a fallthrough edge to it. (create_recovery_block): Make global. Rename to sched_create_recovery_block. Update. (change_pattern): Rename to sched_change_pattern. Make global. (speculate_insn): Rename to sched_speculate_insn. Make global. Split haifa-specific functionality into ... (haifa_change_pattern): New static function. (sched_extend_bb): New static function. (sched_init_bbs): New function. (current_sched_info): Change type to struct haifa_sched_info. (insn_cost): Adjust for selective scheduling. (dep_cost_1): New function. Move logic from ... (dep_cost): ... here. (dep_cost): Use dep_cost_1. (contributes_to_priority_p): Use sched_deps_info instead of current_sched_info. (priority): Adjust to work with selective scheduling. Process the corner case when all dependencies don't contribute to priority. (rank_for_schedule): Use ds_weak instead of dep_weak. (advance_state): New function. Move logic from ... (advance_one_cycle): ... here. (add_to_note_list, concat_note_lists): New functions. (rm_other_notes): Make static. Adjust for selective scheduling. (remove_notes, restore_other_notes): New functions. (move_insn): Add two arguments. Update assert. Don't call reemit_notes. (choose_ready): Remove lookahead variable, use dfa_lookahead. Remove more_issue, max_points. Move the code to initialize max_lookahead_tries to max_issue. (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate ready. Adjust use of move_insn. Call restore_other_notes. (luid): Remove. (sched_init, sched_finish): Move Haifa-specific initialization/ finalization to ... (haifa_sched_init, haifa_sched_finish): ... respectively. New functions. (setup_sched_dump): New function. (haifa_init_only_bb): New static function. (haifa_speculate_insn): New static function. (try_ready): Use haifa_* instead of speculate_insn and change_pattern. (extend_ready, extend_all): Remove. (sched_extend_ready_list, sched_finish_ready_list): New functions. (create_check_block_twin, add_to_speculative_block): Use haifa_insns_init instead of extend_global. Update to use new initialization functions. Change parameter. Factor out code from create_check_block_twin to ... (sched_create_recovery_edges) ... this new function. (add_block): Remove. (sched_scan_info): New. (extend_bb): Use sched_scan_info. (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New static functions for walking through scheduling region. (sched_luids): New vector variable to replace uid_to_luid. (luids_extend_insn): New function. (sched_max_luid): New variable. (luids_init_insn): New function. (sched_init_luids, sched_finish_luids): New functions. (insn_luid): New debug function. (sched_extend_target): New function. (haifa_init_insn): New static function. (sched_init_only_bb): New hook. (sched_split_block): New hook. (sched_split_block_1): New function. (sched_create_empty_bb): New hook. (sched_create_empty_bb_1): New function. (common_sched_info, ready): New global variables. (current_sched_info_var): Remove. (move_block_after_check): Use common_sched_info. (haifa_luid_for_non_insn): New static function. (init_before_recovery): Use haifa_init_only_bb instead of add_block. (increase_insn_priority): New. * modulo-sched.c: (issue_rate): Remove static declaration. (sms_sched_info): Change type to haifa_sched_info. (sms_sched_deps_info, sms_common_sched_info): New variables. (setup_sched_infos): New. (sms_schedule): Initialize them. Call haifa_sched_init/finish. Do not call regstat_free_calls_crossed. (sms_print_insn): Use const_rtx. * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS, PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD, PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME, PARAM_SCHED_MEM_TRUE_DEP_COST): New. * sched-deps.c (sched_deps_info): New. Update all relevant uses of current_sched_info to use it. (enum reg_pending_barrier_mode): Move to sched-int.h. (h_d_i_d): New variable. Initialize to NULL. ({true, output, anti, spec, forward}_dependency_cache): Initialize to NULL. (estimate_dep_weak): Remove static declaration. (sched_has_condition_p): New function. Adjust users of sched_get_condition to use it instead. (conditions_mutex_p): Add arguments indicating which conditions are reversed. Use them. (sched_get_condition_with_rev): Rename from sched_get_condition. Add argument to indicate whether returned condition is reversed. Do not generate new rtx when condition should be reversed; indicate it by setting new argument instead. (add_dependence_list_and_free): Add deps parameter. Update all users. Do not free dependence list when deps context is readonly. (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly contexts. (remove_from_dependence_list, remove_from_both_dependence_lists): New. (remove_from_deps): New. Use the above functions. (cur_insn, can_start_lhs_rhs_p): New static variables. (add_or_update_back_dep_1): Initialize present_dep_type. (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set, haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep, haifa_note_dep): New functions implementing dependence hooks for the Haifa scheduler. (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep, note_dep): New functions. (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New functions. (init_deps): Initialize last_reg_pending_barrier and deps->readonly. (free_deps): Initialize deps->reg_last. (sched_analyze_reg, sched_analyze_1, sched_analyze_2, sched_analyze_insn): Update to use dependency hooks infrastructure and readonly contexts. (deps_analyze_insn): New function. Move part of logic from ... (sched_analyze): ... here. Also move some logic to ... (deps_start_bb): ... here. New function. (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with sel_sched_p. (sched_deps_init): New function. Move code from ... (init_dependency_caches): ... here. Remove. (init_deps_data_vector): New. (sched_deps_finish): New function. Move code from ... (free_dependency_caches): ... here. Remove. (init_deps_global, finish_deps_global): Adjust for use with selective scheduling. (get_dep_weak): Move logic to ... (get_dep_weak_1): New function. (ds_merge): Move logic to ... (ds_merge_1): New static function. (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions. (ds_get_max_dep_weak): New function. * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns. (n_insns): Rename to rgn_n_insns. (debug_ebb_dependencies): New function. (init_ready_list): Use it. (begin_schedule_ready): Use sched_init_only_bb. (ebb_print_insn): Indicate when an insn starts a new cycle. (contributes_to_priority, compute_jump_reg_dependencies, add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names. (add_block1): Remove to ebb_add_block. (ebb_sched_deps_info, ebb_common_sched_info): New variables. (schedule_ebb): Initialize them. Use remove_notes instead of rm_other_notes. Use haifa_local_init/finish. (schedule_ebbs): Use haifa_sched_init/finish. * sched-int.h: Include vecprim.h, remove rtl.h. (struct ready_list): Delete declaration. (sched_verbose_param, enum sched_pass_id_t, bb_vec_t, insn_vec_t, rtx_vec_t): New. (struct sched_scan_info_def): New structure. (sched_scan_info, sched_scan, sched_init_bbs, sched_init_luids, sched_finish_luids, sched_extend_target, haifa_init_h_i_d, haifa_finish_h_i_d): Declare. (struct common_sched_info_def): New. (common_sched_info, haifa_common_sched_info, sched_emulate_haifa_p): Declare. (sel_sched_p): New. (sched_luids): Declare. (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare. (sched_max_luid, insn_luid): Declare. (note_list, remove_notes, restore_other_notes, bb_note): Declare. (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes, print_insn, print_pattern, print_value, haifa_classify_insn, sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state, setup_sched_dump, sched_init, sched_finish, sel_insn_is_speculation_check): Export. (struct ready_list): Move from haifa-sched.c. (ready_try, ready, max_issue): Export. (ebb_compute_jump_reg_dependencies, find_fallthru_edge, sched_init_only_bb, sched_split_block, sched_split_block_1, sched_create_empty_bb, sched_create_empty_bb_1, sched_create_recovery_block, sched_create_recovery_edges): Export. (enum reg_pending_barrier_mode): Export. (struct deps): New fields `last_reg_pending_barrier' and `readonly'. (deps_t): New. (struct sched_info): Rename to haifa_sched_info. Use const_rtx for print_insn field. Move add_block and fix_recovery_cfg to common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ... (struct sched_deps_info_def): ... this new structure. (sched_deps_info): Declare. (struct spec_info_def): Remove weakness_cutoff, add data_weakness_cutoff and control_weakness_cutoff. (spec_info): Declare. (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add dep_count field. (struct haifa_insn_data): Rename to struct _haifa_insn_data. (haifa_insn_data_def, haifa_insn_data_t): New typedefs. (current_sched_info): Change type to struct haifa_sched_info. (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs. (h_d_i_d): New variable. (HDID): New accessor macro. (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *. (HID): New accessor macro. Rewrite h_i_d accessor macros through HID and HDID. (IS_SPECULATION_CHECK_P): Update for selective scheduler. (enum SCHED_FLAGS): Update for selective scheduler. (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL. (init_dependency_caches, free_dependency_caches): Delete declarations. (deps_analyze_insn, remove_from_deps, get_dep_weak_1, estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak, ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init, sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use, haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb, ds_to_dt): Export. (rm_other_notes): Delete declaration. (schedule_block): Remove one argument. (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort, ready_element, ready_lastpos, sched_extend_ready_list, sched_finish_ready_list, sched_change_pattern, sched_speculate_insn, concat_note_lists): Export. (struct region): Move from sched-rgn.h. (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn, RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB, BLOCK_TO_BB, CONTAINING_RGN): Export. (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise. (current_nr_blocks, current_blocks, target_bb): Likewise. (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init, sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies, sched_rgn_local_init, extend_regions, rgn_make_new_region_out_of_new_block, compute_priorities, debug_rgn_dependencies, free_rgn_deps, contributes_to_priority, extend_rgns, deps_join rgn_setup_common_sched_info, rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot, dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export. (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority, increase_insn_priority): Likewise. * sched-rgn.c: Include sel-sched.h. (ref_counts): New static variable. Use it ... (INSN_REF_COUNT): ... here. Rewrite and move closer to uses. (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro. (sched_is_disabled_for_current_region_p): Delete static declaration. (struct region): Move to sched-int.h. (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn, ebb_head): Define and initialize. (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB, BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to sched-int.h. (find_single_block_region): Add new argument to indicate that EBB regions should be constructed. (debug_live): Delete declaration. (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers. (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete declaration. (init_regions): Delete declaration. (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot, rgn_estimate_number_of_insns): New. (too_large): Use estimate_number_of_insns. (haifa_find_rgns): New. Move the code from ... (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns. (free_trg_info): New. (compute_trg_info): Allocate candidate tables here instead of ... (init_ready_list): ... here. (rgn_print_insn): Use const_rtx. (contributes_to_priority, extend_regions): Delete static declaration. (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names. (add_block1): Rename to rgn_add_block. (debug_rgn_dependencies): Delete static qualifier. (new_ready): Use sched_deps_info. Simplify. (rgn_common_sched_info, rgn_const_sched_deps_info, rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New. (region_sched_info): Rename to rgn_const_sched_info. (deps_join): New, extracted from ... (propagate_deps): ... here. (compute_block_dependences, debug_dependencies): Update for selective scheduling. (free_rgn_deps, compute_priorities): New functions. (sched_rgn_init, sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies): New functions. (schedule_region): Use them. (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish, rgn_setup_common_sched_info, rgn_setup_sched_infos): New functions. (schedule_insns): Call new functions that were split out. (rgn_make_new_region_out_of_new_block): New. (get_rgn_sched_max_insns_priority): New. (rest_of_handle_sched, rest_of_handle_sched2): Call selective scheduling when appropriate. * sched-vis.c: Include insn-attr.h. (print_value, print_pattern): Make global. (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions. * target-def.h (TARGET_SCHED_ADJUST_COST_2, TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT, TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT, TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target hooks. Initialize them to 0. (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK. * target.h (struct gcc_target): Add them. Rename gen_check field to gen_spec_check. * flags.h (sel_sched_switch_set): Declare. * opts.c (sel_sched_switch_set): New variable. (decode_options): Unset flag_sel_sched_pipelining_outer_loops if pipelining is disabled from command line. (common_handle_option): Record whether selective scheduling is requested from command line. * doc/invoke.texi: Document new flags and parameters. * doc/tm.texi: Document new target hooks. * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check. (dfa_state_size): Do not declare locally. * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0. * config/rs6000/rs6000.c (rs6000_init_sched_context, rs6000_alloc_sched_context, rs6000_set_sched_context, rs6000_free_sched_context): New functions. (struct _rs6000_sched_context): New. (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective scheduling. (rs6000_sched_finish): Do not run for selective scheduling. Co-Authored-By: Alexander Monakov <amonakov@ispras.ru> Co-Authored-By: Dmitry Melnik <dm@ispras.ru> Co-Authored-By: Dmitry Zhurikhin <zhur@ispras.ru> Co-Authored-By: Maxim Kuvyrkov <maxim@codesourcery.com> From-SVN: r139854
2007-07-26Change copyright header to refer to version 3 of the GNU General Public ↵Nick Clifton1-5/+4
License and to point readers at the COPYING3 file and the FSF's license web page. From-SVN: r126948
2006-04-10Makefile.in (tree-into-ssa.o, [...]): Depend on vecprim.h.Kazu Hirata1-0/+30
* Makefile.in (tree-into-ssa.o, tree-outof-ssa.o, tree-ssa-live.o, tree-ssa-alias.o, function.o, df-problems.o, global.o, cfglayout.o, lambda-code.o, reg-stack.o, build/genextract.o): Depend on vecprim.h. * cfglayout.c, df-problems.c, function.c, genextract.c, global.c, lambda-code.c, reg-stack.c, tree-into-ssa.c, tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Include vecprim.h. * vecprim.h: New. From-SVN: r112830