| Age | Commit message (Collapse) | Author | Files | Lines | |
|---|---|---|---|---|---|
| 2005-03-10 | Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence. | Zdenek Dvorak | 1 | -7/+3 | |
| * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence. * cfgloop.c (flow_loop_nodes_find): Export. * cfgloop.h (flow_loop_nodes_find, fix_loop_structure): Declare. * cfgloopmanip.c (fix_loop_structure): New function. * predict.c (predict_loops): Clean up the loops information. * tree-cfg.c (cleanup_tree_cfg_loop): New function. (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect loop structure. * tree-flow.h (cleanup_tree_cfg_loop): Declare. (rewrite_into_loop_closed_ssa): Declaration changed. * tree-loop-linear.c (linear_transform_loops): Add argument to rewrite_into_loop_closed_ssa call. * tree-ssa-loop-ch.c (copy_loop_headers): Ditto. * tree-ssa-loop-im.c (move_computations): Ditto. * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto. * tree-vectorizer.c (vectorize_loops): Ditto. * tree-optimize.c: Include cfgloop.h. (execute_todo): Choose whether to call cleanup_tree_cfg or cleanup_tree_cfg_loop. * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables, (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call. * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable cleanup_tree_cfg_loop call. * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function. (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support work on part of cfg. From-SVN: r96232 | |||||
| 2005-02-10 | builtins.def, [...]: Update copyright. | Kazu Hirata | 1 | -1/+1 | |
| * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h, tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c, config/cris/cris-protos.h, config/cris/cris.c: Update copyright. From-SVN: r94840 | |||||
| 2005-02-10 | re PR tree-optimization/18687 (>200% compile time regression compared to ↵ | Zdenek Dvorak | 1 | -6/+17 | |
| gcc-3.4) PR tree-optimization/18687 * tree-flow.h (find_loop_niter): Declare. * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables): Try using scev even for loops with more than one exit. * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field. (struct ivopts_data): Added niters field. (struct nfe_cache_elt): New. (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New functions. (tree_ssa_iv_optimize_init): Initialize niters cache. (determine_number_of_iterations): Removed. (find_induction_variables): Do not call determine_number_of_iterations. Access niters for single exit through niter_for_single_dom_exit. (add_iv_outer_candidates): Access niters for single exit through niter_for_single_dom_exit. (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use number_of_iterations_cond. (iv_period): New function. (determine_use_iv_cost_condition): Pass data to may_eliminate_iv. (may_replace_final_value): Take data argument. Use niter_for_single_dom_exit. (determine_use_iv_cost_outer): Pass data to may_replace_final_value. (rewrite_use_compare): Pass data to may_eliminate_iv. (rewrite_use_outer): Pass data to may_replace_final_value. (free_loop_data): Clean up the niters cache. (tree_ssa_iv_optimize_finalize): Free the niters cache. (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts. * tree-ssa-loop-niter.c (find_loop_niter): New function. (find_loop_niter_by_eval): Use tree_int_cst_lt. (num_ending_zeros): Moved to tree.c. * tree.h (num_ending_zeros): Declare. * tree.c (num_ending_zeros): Moved from tree.c. From-SVN: r94787 | |||||
| 2004-10-01 | common.opt (ftree-loop-ivcanon): Enable by default. | Zdenek Dvorak | 1 | -3/+8 | |
| * common.opt (ftree-loop-ivcanon): Enable by default. * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Enable complete loop unrolling. (canonicalize_induction_variables, tree_unroll_loops_completely): Reset scev info. * gcc.dg/tree-ssa/loop-1.c: Check that unrolling occurs already on tree level. From-SVN: r88404 | |||||
| 2004-09-28 | backport: basic-block.h: Include vec.h, errors.h. | Ben Elliston | 1 | -2/+2 | |
| 2004-09-24 Ben Elliston <bje@au.ibm.com> Steven Bosscher <stevenb@suse.de> Andrew Pinski <pinskia@physics.uc.edu> Merge from edge-vector-branch: * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge). (struct edge_def): Remove pred_next, succ_next members. (struct basic_block_def): Remove pred, succ members. Add preds and succs members of type VEC(edge). (FALLTHRU_EDGE): Redefine using EDGE_SUCC. (BRANCH_EDGE): Likewise. (EDGE_CRITICAL_P): Redefine using EDGE_COUNT. (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New. (edge_iterator): New. (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New. (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise. (FOR_EACH_EDGE): New. * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros where applicable. (rotate_loop): Likewise. (find_traces_1_route): Likewise. (bb_to_key): Likewise. (connect_traces): Likewise. (copy_bb_p): Likewise. (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise. (add_labels_and_missing_jumps): Likewise. (fix_up_fall_thru_edges): Likewise. (find_jump_block): Likewise. (fix_crossing_conditional_branches): Likewise. (fix_crossing_unconditional_branches): Likewise. (add_reg_crossing_jump_notes): Likewise. * bt-load.c (augment_live_range): Likewise. * cfg.c (clear_edges): Likewise. (unchecked_make_edge): Likewise. (cached_make_edge): Likewise. (make_single_succ_edge): Likewise. (remove_edge): Likewise. (redirect_edge_succ_nodup): Likewise. (check_bb_profile): Likewise. (dump_flow_info): Likewise. (alloc_aux_for_edges): Likewise. (clear_aux_for_edges): Likewise. (dump_cfg_bb_info): Likewise. * cfganal.c (forwarder_block_p): Likewise. (can_fallthru): Likewise. (could_fall_through): Likewise. (mark_dfs_back_edges): Likewise. (set_edge_can_fallthru_flag): Likewise. (find_unreachable_blocks): Likewise. (create_edge_list): Likewise. (verify_edge_list): Likewise. (add_noreturn_fake_exit_edges): Likewise. (connect_infinite_loops_to_exit): Likewise. (flow_reverse_top_sort_order_compute): Likewise. (flow_depth_first_order_compute): Likewise. (flow_preorder_transversal_compute): Likewise. (flow_dfs_compute_reverse_execute): Likewise. (dfs_enumerate_from): Likewise. (compute_dominance_frontiers_1): Likewise. * cfgbuild.c (make_edges): Likewise. (compute_outgoing_frequencies): Likewise. (find_many_sub_basic_blocks): Likewise. (find_sub_basic_blocks): Likewise. * cfgcleanup.c (try_simplify_condjump): Likewise. (thread_jump): Likewise. (try_forward_edges): Likewise. (merge_blocks_move): Likewise. (outgoing_edges_match): Likewise. (try_crossjump_to_edge): Likewise. (try_crossjump_bb): Likewise. (try_optimize_cfg): Likewise. (merge_seq_blocks): Likewise. * cfgexpand.c (expand_gimple_tailcall): Likewise. (expand_gimple_basic_block): Likewise. (construct_init_block): Likewise. (construct_exit_block): Likewise. * cfghooks.c (verify_flow_info): Likewise. (dump_bb): Likewise. (delete_basic_block): Likewise. (split_edge): Likewise. (merge_blocks): Likewise. (make_forwarder_block): Likewise. (tidy_fallthru_edges): Likewise. (can_duplicate_block_p): Likewise. (duplicate_block): Likewise. * cfglayout.c (fixup_reorder_chain): Likewise. (fixup_fallthru_exit_predecessor): Likewise. (can_copy_bbs_p): Likewise. (copy_bbs): Likewise. * cfgloop.c (flow_loops_cfg_dump): Likewise. (flow_loop_entry_edges_find): Likewise. (flow_loop_exit_edges_find): Likewise. (flow_loop_nodes_find): Likewise. (mark_single_exit_loops): Likewise. (flow_loop_pre_header_scan): Likewise. (flow_loop_pre_header_find): Likewise. (update_latch_info): Likewise. (canonicalize_loop_headers): Likewise. (flow_loops_find): Likewise. (get_loop_body_in_bfs_order): Likewise. (get_loop_exit_edges): Likewise. (num_loop_branches): Likewise. (verify_loop_structure): Likewise. (loop_latch_edge): Likewise. (loop_preheader_edge): Likewise. * cfgloopanal.c (mark_irreducible_loops): Likewise. (expected_loop_iterations): Likewise. * cfgloopmanip.c (remove_bbs): Likewise. (fix_bb_placement): Likewise. (fix_irreducible_loops): Likewise. (remove_path): Likewise. (scale_bbs_frequencies): Likewise. (loopify): Likewise. (unloop): Likewise. (fix_loop_placement): Likewise. (loop_delete_branch_edge): Likewise. (duplicate_loop_to_header_edge): Likewise. (mfb_keep_just): Likewise. (create_preheader): Likewise. (force_single_succ_latches): Likewise. (loop_split_edge_with): Likewise. (create_loop_notes): Likewise. * cfgrtl.c (rtl_split_block): Likewise. (rtl_merge_blocks): Likewise. (rtl_can_merge_blocks): Likewise. (try_redirect_by_replacing_jump): Likewise. (force_nonfallthru_and_redirect): Likewise. (rtl_tidy_fallthru_edge): Likewise. (commit_one_edge_insertion): Likewise. (commit_edge_insertions): Likewise. (commit_edge_insertions_watch_calls): Likewise. (rtl_verify_flow_info_1): Likewise. (rtl_verify_flow_info): Likewise. (purge_dead_edges): Likewise. (cfg_layout_redirect_edge_and_branch): Likewise. (cfg_layout_can_merge_blocks_p): Likewise. (rtl_flow_call_edges_add): Likewise. * cse.c (cse_cc_succs): Likewise. * df.c (hybrid_search): Likewise. * dominance.c (calc_dfs_tree_nonrec): Likewise. (calc_dfs_tree): Likewise. (calc_idoms): Likewise. (recount_dominator): Likewise. * domwalk.c (walk_dominator_tree): Likewise. * except.c (emit_to_new_bb_before): Likewise. (connect_post_landing_pads): Likewise. (sjlj_emit_function_enter): Likewise. (sjlj_emit_function_exit): Likewise. (finish_eh_generation): Likewise. * final.c (compute_alignments): Likewise. * flow.c (calculate_global_regs_live): Likewise. (initialize_uninitialized_subregs): Likewise. (init_propagate_block_info): Likewise. * function.c (thread_prologue_and_epilogue_insns): Likewise. * gcse.c (find_implicit_sets): Likewise. (bypass_block): Likewise. (bypass_conditional_jumps): Likewise. (compute_pre_data): Likewise. (insert_insn_end_bb): Likewise. (insert_store): Likewise. (remove_reachable_equiv_notes): Likewise. * global.c (global_conflicts): Likewise. (calculate_reg_pav): Likewise. * graph.c (print_rtl_graph_with_bb): Likewise. * ifcvt.c (mark_loop_exit_edges): Likewise. (merge_if_block): Likewise. (find_if_header): Likewise. (block_jumps_and_fallthru_p): Likewise. (find_if_block): Likewise. (find_cond_trap): Likewise. (block_has_only_trap): Likewise. (find_if_case1): Likewise. (find_if_case_2): Likewise. * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise. (perfect_nestify): Likewise. * lcm.c (compute_antinout_edge): Likewise. (compute_laterin): Likewise. (compute_available): Likewise. (compute_nearerout): Likewise. * loop-doloop.c (doloop_modify): Likewise. * loop-init.c (loop_optimizer_init): Likewise. * loop-invariant.c (find_exits): Likewise. * loop-iv.c (simplify_using_initial_values): Likewise. (check_simple_exit): Likewise. (find_simple_exit): Likewise. * loop-unroll.c (peel_loop_completely): Likewise. (unroll_loop_constant_iterations): Likewise. (unroll_loop_runtime_iterations): Likewise. * loop-unswitch.c (may_unswitch_on): Likewise. (unswitch_loop): Likewise. * modulo-sched.c (generate_prolog_epilog): Likewise. (sms_schedule): Likewise. * postreload-gcse.c (eliminate_partially_redundant_load): Likewise. * predict.c (can_predict_insn_p): Likewise. (set_even_probabilities): Likewise. (combine_predictions_for_bb): Likewise. (predict_loops): Likewise. (estimate_probability): Likewise. (tree_predict_by_opcode): Likewise. (tree_estimate_probability): Likewise. (last_basic_block_p): Likewise. (propagate_freq): Likewise. (estimate_loops_at_level): Likewise. (estimate_bb_frequencies): Likewise. * profile.c (instrument_edges): Likewise. (get_exec_counts): Likewise. (compute_branch_probabilities): Likewise. (branch_prob): Likewise. * ra-build.c (live_in): Likewise. * ra-rewrite.c (rewrite_program2): Likewise. * ra.c (reg_alloc): Likewise. * reg-stack.c (reg_to_stack): Likewise. (convert_regs_entry): Likewise. (compensate_edge): Likewise. (convert_regs_1): Likewise, (convert_regs_2): Likewise. (convert_regs): Likewise. * regrename.c (copyprop_hardreg_forward): Likewise. * reload1.c (fixup_abnormal_edges): Likewise. * sbitmap.c (sbitmap_intersection_of_succs): Likewise. (sbitmap_insersection_of_preds): Likewise. (sbitmap_union_of_succs): Likewise. (sbitmap_union_of_preds): Likewise. * sched-ebb.c (compute_jump_reg_dependencies): Likewise. (fix_basic_block_boundaries): Likewise. (sched_ebbs): Likewise. * sched-rgn.c (build_control_flow): Likewise. (find_rgns): Likewise. * tracer.c (find_best_successor): Likewise. (find_best_predecessor): Likewise. (tail_duplicate): Likewise. * tree-cfg.c (make_edges): Likewise. (make_ctrl_stmt_edges): Likewise. (make_goto_expr_edges): Likewise. (tree_can_merge_blocks_p): Likewise. (tree_merge_blocks): Likewise. (cfg_remove_useless_stmts_bb): Likewise. (remove_phi_nodes_and_edges_for_unreachable_block): Likewise. (tree_block_forwards_to): Likewise. (cleanup_control_expr_graph): Likewise. (find_taken_edge): Likewise. (dump_cfg_stats): Likewise. (tree_cfg2vcg): Likewise. (disband_implicit_edges): Likewise. (tree_find_edge_insert_loc): Likewise. (bsi_commit_edge_inserts): Likewise. (tree_split_edge): Likewise. (tree_verify_flow_info): Likewise. (tree_make_forwarder_block): Likewise. (tree_forwarder_block_p): Likewise. (thread_jumps): Likewise. (tree_try_redirect_by_replacing_jump): Likewise. (tree_split_block): Likewise. (add_phi_args_after_copy_bb): Likewise. (rewrite_to_new_ssa_names_bb): Likewise. (dump_function_to_file): Likewise. (print_pred_bbs): Likewise. (print_loop): Likewise. (tree_flow_call_edges_add): Likewise. (split_critical_edges): Likewise. (execute_warn_function_return): Likewise. (extract_true_false_edges_from_block): Likewise. * tree-if-conv.c (tree_if_conversion): Likewise. (if_convertable_bb_p): Likewise. (find_phi_replacement_condition): Likewise. (combine_blocks): Likewise. * tree-into-ssa.c (compute_global_livein): Likewise. (ssa_mark_phi_uses): Likewise. (ssa_rewrite_initialize_block): Likewise. (rewrite_add_phi_arguments): Likewise. (ssa_rewrite_phi_arguments): Likewise. (insert_phi_nodes_for): Likewise. (rewrite_into_ssa): Likewise. (rewrite_ssa_into_ssa): Likewise. * tree-mudflap.c (mf_build_check_statement_for): Likewise. * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise. (rewrite_trees): Likewise. * tree-pretty-print.c (dump_bb_header): Likewise. (dump_implicit_edges): Likewise. * tree-sra.c (insert_edge_copies): Likewise. (find_obviously_necessary_stmts): Likewise. (remove_data_stmt): Likewise. * tree-ssa-dom.c (thread_across_edge): Likewise. (dom_opt_finalize_block): Likewise. (single_incoming_edge_ignoring_loop_edges): Likewise. (record_equivalences_from_incoming_edges): Likewise. (cprop_into_successor_phis): Likewise. * tree-ssa-live.c (live_worklist): Likewise. (calculate_live_on_entry): Likewise. (calculate_live_on_exit): Likewise. * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise. (copy_loop_headers): Likewise. * tree-ssa-loop-im.c (loop_commit_inserts): Likewise. (fill_always_executed_in): Likewise. * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise. * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise. (compute_phi_arg_on_exit): Likewise. * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise. (get_loops_exit): Likewise. (split_loop_exit_edge): Likewise. (ip_normal_pos): Likewise. * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Likewise. * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise. (replace_phi_with_stmt): Likewise. (value_replacement): Likewise. * tree-ssa-pre.c (compute_antic_aux): Likewise. (insert_aux): Likewise. (init_pre): Likewise. * tree-ssa-propagate.c (simulate_stmt): Likewise. (simulate_block): Likewise. (ssa_prop_init): Likewise. * tree-ssa-threadupdate.c (thread_block): Likewise. (create_block_for_threading): Likewise. (remove_last_stmt_and_useless_edges): Likewise. * tree-ssa.c (verify_phi_args): Likewise. (verify_ssa): Likewise. * tree_tailcall.c (independent_of_stmt_p): Likewise. (find_tail_calls): Likewise. (eliminate_tail_call): Likewise. (tree_optimize_tail_calls_1): Likewise. * tree-vectorizer.c (vect_transform_loop): Likewise. * var-tracking.c (prologue_stack_adjust): Likewise. (vt_stack_adjustments): Likewise. (vt_find_locations): Likewise. * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise. * config/i386/i386.c (ix86_pad_returns): Likewise. * config/ia64/ia64.c (ia64_expand_prologue): Likewise. * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise. Co-Authored-By: Andrew Pinski <pinskia@physics.uc.edu> Co-Authored-By: Steven Bosscher <stevenb@suse.de> From-SVN: r88222 | |||||
| 2004-09-03 | common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to tree-loop-im. | Daniel Berlin | 1 | -1/+1 | |
| 2004-09-02 Daniel Berlin <dberlin@dberlin.org> * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to tree-loop-im. * gcc/tree-ssa-loop.c: Ditto * gcc/tree-ssa-loop-ivcanon.c: Ditto * gcc/doc/invoke.texi: Ditto. From-SVN: r87023 | |||||
| 2004-08-25 | tree.h (build_int_cst): New, sign extended constant. | Nathan Sidwell | 1 | -3/+3 | |
| * tree.h (build_int_cst): New, sign extended constant. (build_int_cstu): New, zero extended constant. (build_int_cst_wide): Renamed from build_int_cst. * tree.c (build_int_cst, build_int_cstu): New. (build_int_cst_wide): Renamed from build_int_cst. (make_vector_type, build_common_tree_nodes, build_common_tree_nodes_2): Adjust build_int_cst calls. * builtins.c (expand_builtin_prefetch, expand_builtin_strstr, expand_builtin_strpbrk, expand_builtin_fputs, build_string_literal, expand_builtin_printf, expand_builtin_sprintf, fold_builtin_classify_type, fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii, fold_builtin_isdigit, simplify_builtin_strstr, simplify_builtin_strpbrk, fold_builtin_fputs, simplify_builtin_sprintf): Likewise. * c-common.c (start_fname_decls, fix_string_type, shorten_compare, DEF_ATTR_INT): Likewise. * c-decl.c (complete_array_type, check_bitfield_type_and_width): Likewise. * c-lex.c (interpret_integer, lex_charconst): Likewise. * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise. * c-pretty-print.c (pp_c_integer_constant): Likewise. * c-typeck.c (really_start_incremental_init, push_init_level, set_nonincremental_init_from_string): Likewise. * calls.c (load_register_parameters): Likewise. convert.c (convert_to_pointer): Likewise. coverage.c (coverage_counter_alloc, tree_coverage_counter_ref, build_fn_info_type, build_fn_info_value, build_ctr_info_value, build_gcov_info): Likewise. * except.c (init_eh, assign_filter_values): Likewise. * expmed.c (store_fixed_bit_field, extract_bit_field, extract_fixed_bit_field, extract_split_bit_field, expand_shift, expand_mult_const, expand_mult_highpart_adjust, extract_high_half, expand_sdiv_pow2, expand_divmod, make_tree): Likewise. * expr.c (convert_move, emit_group_load, emit_group_store, expand_assignment, store_constructor, store_field, expand_expr_real_1, reduce_to_bit_field_precision): Likewise. fold-const.c (force_fit_type, int_const_binop, fold_convert_const, invert_truthvalue, optimize_bit_field_compare, decode_field_reference, all_ones_mask_p, constant_boolean_node, fold_div_compare, fold, fold_read_from_constant_string, fold_negate_const, fold_abs_const, fold_not_const, round_up, round_down): Likewise. * function.c (assign_parm_setup_block): Likewise. * stmt.c (shift_return_value, expand_case, estimate_case_costs): Likewise. * stor-layout.c (layout_type, initialize_sizetypes, set_min_and_max_values_for_integral_type): Likewise. * tree-chrec.c (chrec_fold_multiply_poly_poly, reset_evolution_in_loop): Likewise. * tree-chrec.h (build_polynomial_chrec): Likewise. * tree-complex.c (build_replicated_const): Likewise. * tree-eh.c (honor_protect_cleanup_actions, lower_try_finally_onedest, lower_try_finally_copy, lower_try_finally_switch): Likewise. * tree-mudflap.c (mf_build_string, mx_register_decls, mudflap_register_call, mudflap_enqueue_constant): Likewise. * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise. * tree-pretty-print.c (dump_generic_node): Likewise. * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref): Likewise. * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise. * tree-ssa-loop-niter.c (number_of_iterations_cond, loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type): Likewise. * tree-ssa-loop-ivcanon.c (create_canonical_iv, canonicalize_loop_induction_variables): Likewise. * tree-vectorizer.c (vect_create_index_for_array_ref, vect_transform_loop_bound, vect_compute_data_ref_alignment): Likewise. * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start, alpha_gimplify_va_arg_1): Likewise. * config/arm/arm.c (arm_get_cookie_size): Likewise. * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise. * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise. * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise. * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start, mips_gimplify_va_arg_expr): Likewise. * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise. * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg, add_compiler_branch_island): Likewise. * config/s390/s390.c (s390_va_start): Likewise. * config/sh/sh.c (sh_va_start): Likewise. * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start): Likewise. * config/xtensa/xtensa.c (xtensa_va_start, xtensa_gimplify_va_arg_expr): Likewise. * objc/objc-act.c (build_objc_string_object, build_objc_symtab_template, init_def_list, init_objc_symtab, init_module_descriptor, generate_static_references, build_selector_translation_table, get_proto_encoding, build_typed_selector_reference, build_selector_reference, build_next_objc_exception_stuff, build_method_prototype_list_template, generate_descriptor_table, generate_protocols, build_protocol_initializer, build_ivar_list_template, build_method_list_template, build_ivar_list_initializer, generate_ivars_list, generate_dispatch_table, generate_protocol_list, build_category_initializer, build_shared_structure_initializer, generate_shared_structures, handle_impent, generate_objc_image_info): Likewise. 2004-04-25 Paolo Bonzini <bonzini@gnu.org> * cfglayout.c (duplicate_insn_chain): Remove references to NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT. * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator. * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT. * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT. * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove. * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT. * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop, check_dbra_loop, loop_dump_aux): Remove references to removed notes and fields. * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs. * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove references to removed notes and fields. (subtract_reg_term, ujump_to_loop_cont): Remove. From-SVN: r86544 | |||||
| 2004-08-24 | tree-ssa-loop-ivcanon.c: New file. | Zdenek Dvorak | 1 | -0/+299 | |
| * tree-ssa-loop-ivcanon.c: New file. * tree-ssa-loop-manip.c (create_iv): New function. * Makefile.in (tree-ssa-loop-ivcanon.o): Add. (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency. * cfgloop.c (mark_single_exit_loops): New function. (verify_loop_structure): Verify single-exit loops. * cfgloop.h (struct loop): Add single_exit field. (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant. (mark_single_exit_loops): Declare. (tree_num_loop_insns): Declare. * cfgloopmanip.c (update_single_exits_after_duplication): New function. (duplicate_loop_to_header_edge): Use it. * common.opt (fivcanon): New flag. * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars. * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block. (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc. (bsi_insert_on_edge_immediate): New function. * tree-flow.h (bsi_insert_on_edge_immediate, canonicalize_induction_variables, tree_unroll_loops_completely, create_iv): Declare. * tree-optimize.c (init_tree_optimization_passes): Add pass_iv_canon and pass_complete_unroll. * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare. * tree-scalar-evolution.c (get_loop_exit_condition, get_exit_conditions_rec, number_of_iterations_in_loop, scev_initialize): Use single_exit information. * tree-ssa-loop-niter.c (number_of_iterations_cond): Record missing assumptions. (loop_niter_by_eval): Return number of iterations as unsigned int. * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops. (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon, tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll): New passes. (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates. * tree-ssanames.c (make_ssa_name): Allow creating ssa name before the defining statement is ready. * tree-vectorizer.c (vect_create_iv_simple): Removed. (vect_create_index_for_array_ref, vect_transform_loop_bound): Use create_iv. (vect_transform_loop_bound): Use single_exit information. (vect_analyze_loop_form): Cleanup bogus tests. (vectorize_loops): Do not call flow_loop_scan. * tree.h (may_negate_without_overflow_p): Declare. * fold-const.c (may_negate_without_overflow_p): Split out from ... (negate_expr_p): ... this function. (tree_expr_nonzero_p): Handle overflowed constants correctly. * doc/invoke.texi (-fivcanon): Document. * doc/passes.texi: Document canonical induction variable creation. * gcc.dg/tree-ssa/loop-1.c: New test. From-SVN: r86516 | |||||
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