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2005-07-09Merge in gcc_4_0_0_release to gcc_4_0_1_releaseMike Stump
git-svn-id: https://gcc.gnu.org/svn/gcc/branches/apple-local-200502-branch@101836 138bc75d-0d04-0410-961f-82ee72b054a4
2005-04-09Merge to tag apple-local-merge-20050406.Geoffrey Keating
git-svn-id: https://gcc.gnu.org/svn/gcc/branches/apple-local-200502-branch@97889 138bc75d-0d04-0410-961f-82ee72b054a4
2005-01-18 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,Kazu Hirata
c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c, combine.c, config.gcc, coverage.h, cse.c, cselib.c, defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c, flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c, gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h, output.h, postreload-gcse.c, postreload.c, recog.c, resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c, targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c, tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c, tree-optimize.c, tree-outof-ssa.c, tree-pass.h, tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def, unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@93827 138bc75d-0d04-0410-961f-82ee72b054a4
2005-01-14 * tree-ssa-dce.c (visited_control_parents): New sbitmap toSteven Bosscher
replace BB_VISITED uses. (find_obviously_necessary_stmts): Don't clear BB_VISITED. (propagate_necessity): Check the bitmap instead of BB_VISITED. (tree_dce_done): Free visited_control_parents. (perform_tree_ssa_dce): Allocate and clear it. * tree-ssa-pre.c (compute_antic_aux): Make non-recursive. (compute_antic): Iterate from here using a DFS. Use an sbitmap instead of BB_VISITED. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@93654 138bc75d-0d04-0410-961f-82ee72b054a4
2004-12-13 * defaults.h, stmt.c, tree-cfg.c, tree-ssa-dce.c: Fix commentKazu Hirata
typos. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@92092 138bc75d-0d04-0410-961f-82ee72b054a4
2004-11-22 * bitmap.h (struct bitmap_obstack): New obstack type.Nathan Sidwell
(struct bitmap_head_def): Replace using_obstack with obstack pointer. (bitmap_default_obstack): New. (bitmap_initialize): Make inline, does not do allocation. (bitmap_release_memory): Remove. (bitmap_obstack_initialize, bitmap_obstack_release): Declare. (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc, bitmap_obstack_free, bitmap_malloc_free): Declare. (BITMAP_OBSTACK_ALLOC, BITMAP_GGC_ALLOC, BITMAP_XMALLOC): Adjust. (BITMAP_FREE): Replace with ... (BITMAP_OBSTACK_FREE): ... this. (BITMAP_XFREE): Adjust. (BITMAP_INIT_ONCE): Remove. * bitmap.c (bitmap_obstack, bitmap_obstack_init, bitmap_free: Remove. (bitmap_default_obstack): New. (bitmap_elem_to_freelist): Adjust. (bitmap_element_allocate): Adjust. Break initialization into ... (bitmap_obstack_initialize): ... here. (bitmap_release_memory): Replace with ... (bitmap_obstack_release): ... this. (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc, bitmap_obstack_free, bitmap_malloc_free): New. (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Use bitmap_initialize. (bitmap_initialize): Move to bitmap.h. * gengtype.c (open_base_files): Add obstack.h to ifiles. * Makefile.in (BASIC_BLOCK_H, REGS_H): Add obstack.h. * basic-block.h (INIT_REG_SET): Allocate from reg_obstack. (INITIALIZE_REG_SET): Remove. (FREE_REG_SET): Use BITMAP_OBSTACK_FREE. (INIT_ONCE_REG_SET, MAX_REGNO_REG_SET): Remove. (flow_obstack): Do not declare. (reg_obstack): Declare. * regs.h: Include obstack.h. * tree-optimize.c (tree_rest_of_compilation): Initialize and release bitmap obstack here. * bb-reorder.c: #include regs, not basic-block. (fix_crossing_conditional_branches): Allocate regsets from reg_obstack. * bt-load.c: Do not inlude bitmap.h, sbitmap.h, basic-block.h or obstack.h. * caller-save.c: Include regs.h earlier. * cfg.c: Do not include basic-block.h or obstack.h. (reg_obstack): Define. * cfganal.c: Include obstack.h * cfgcleanyp.c: Do not include basic-block.h. Include regs.h earlier. * cfglayout.c: Do not include obstack.h. (flow_obstack): Remove declaration. (cfg_layout_duplicate_bb): Use reg_obstack. * cfgloop.c, cfgloopanal.c, cfgloopmanip.c: Include obstack.h. * cfgrtl.c (rtl_split_block): Use reg_obstack. (force_nonfallthru_and_redirect, rtl_split_edge): Likewise. (safe_insert_insn_on_edge): Use OBSTACK_ALLOC_REG_SET, adjust. (cfg_layout_split_edge): Use reg_obstack. * cse.c: Include regs.h earlier. * ddg.c: Do not include basic-block.h. * dominance.c: Inlude obstack.h. * flow.c (update_life_info): Use OBSTACK_ALLOC_REG_SET, adjust. (calculate_global_regs_live): Likewise. (allocate_bb_life_data): Use reg_obstack. (init_propagate_block_info): Use OBSTACK_ALLOC_REGSET. * global.c: Do not include basic-block.h. (build_insn_chain): Use OBSTACK_ALLOC_REG_SET, adjust. * graph.c: Include obstack.h. * haifa-sched.c: Do not include basic-block.h. * ifcvt.c: Use OBSTACK_ALLOC_REG_SET, adjust. * local-alloc.c: Do not include basic-block.h. * loop-init.c, loop-invariant.c: Include obstack.h. * loop-iv.c: Likewise. (simplify_using_initial_values): Use OBSTACK_ALLOC_REG_SET, adjust. * loop-unroll.c, loop-unswitch.c: Inlude obstack.h. * modulo-sched.c: Do not include basic-block.h. * passes.c (rest_of_handle_final): Do not call regset_release_memory. * ra-debug.c: Include regs.h earlier. Do not include basic-block.h. * recog.c (peephole2_optimize): Use OBSTACK_ALLOC_REG_SET, adjust. * regclass.c (init_reg_sets): Do not call INIT_ONCE_REG_SET. (allocate_reg_info): Do not call MAX_REGNO_REG_SET. (regset_release_memory): Remove. * resource.c: Do not include basic-block.h. * rtlanal.c: Do not include basic-block.h. * sbitmap.c: Include obstack.h. * sched-deps.c: Do not include basic-block.h. (reg_pending_sets_head, reg_pending_clobbers_head, reg_pending_uses_head): Remove. (init_deps_global): Use OBSTACK_ALLOC_REG_SET. * sched-ebb.c: Do not include basic-block.h. * sched-rgn.c: Likewise. * tree-if-conv.c (get_loop_body_in_if_conv_order): Use BITMAP_XFREE. * tree-outof-ssa.c (perform_edge_inserts): Use BITMAP_XFREE. * tree-sra.c (decide_instantiations): Adjust bitmap initialization. * tree-ssa-dce.c: Include obstack.h. * tree-ssa-pre.c (grand_bitmap_obstack): Make a bitmap_obstack. (value_insert_into_set_bitmap): Remove useless bitmap_clear. (bitmap_set_new): Likewise. (init_pre): Initialize bitmap obstack. (fini_pre): Release bitmap obstack. * tree-ssanames.c (ssa_names_to_rewrite): Make static. (marked_for_rewrite_p): ssa_names_to_rewrite is never NULL. (mark_for_rewrite, unmark_for_rewrite): Likewise. (marked_ssa_names): Likewise. (init_ssanames): Use BITMAP_XMALLOC. (fini_ssanames): Use BITMAP_XFREE. * web.c: Include obstack.h git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@91009 138bc75d-0d04-0410-961f-82ee72b054a4
2004-11-172004-11-16 Daniel Berlin <dberlin@dberlin.org>Daniel Berlin
Fix PR tree-optimization/18519 * tree-optimize (execute_todo): Add case for TODO_cleanup_cfg. * tree-pass.h: Add TODO_cleanup_cfg. * tree-ssa-ccp.c (pass_ccp): Use TODO_cleanup_cfg. (ccp_finalize): Remove call to cleanup_cfg. * tree-ssa-dce.c (pass_dce): Use TODO_cleanup_cfg and TODO_dump_func. (pass_cd_dce): Ditto. (perform_tree_ssa_dce): Remove call to cleanup_cfg, dump_function_to_file. * tree-ssa-loop-ch.c (copy_loop_headers): Remove call to cleanup_cfg. (pass_ch): Add TODO_cleanup_cfg. * tree-ssa-loop.c (tree_ssa_loop_done): Remove call to cleanup_cfg. (pass_loop_done): Add TODO_cleanup_cfg. * tree-ssa-phiopt.c (pass_phiopt): Ditto. (tree_ssa_phiopt): Remove call to cleanup_cfg. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@90783 138bc75d-0d04-0410-961f-82ee72b054a4
2004-11-04 * bitmap.c (bitmap_print): Make bitno unsigned.Nathan Sidwell
* bt-load.c (clear_btr_from_live_range, btr_def_live_range): Likewise. * caller-save.c (save_call_clobbered_regs): Likewise. * cfganal.c (compute_dominance_frontiers_1): Likewise. * cfgcleanup.c (thread_jump): Likewise. * cfgrtl.c (safe_insert_insn_on_edge): Likewise. * conflict.c (conflict_graph_compute): Likewise. * ddg.c (add_deps_for_use): Likewise. * df.c (df_refs_update): Likewise. * except.c (remove_eh_handler): Likewise. * flow.c (verify_local_live_at_start, update_life_info, initialize_uninitialized_subregs, propagate_one_insn, free_propagate_block_info, propagate_block, find_use_as_address, reg_set_to_hard_reg_set): Likewise. * gcse.c (clear_modify_mem_tables): Likewise. * global.c (global_conflicts, build_insn_chain): Likewise. * ifcvt.c (dead_or_predicable): Likewise. * local-alloc.c (update_equiv_regs): Likewise. * loop.c (load_mems): Likewise. * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Likewise. * ra-rewrite.c (reloads_to_loads, rewrite_program2, actual_spill): Likewise. * reload1.c (order_regs_for_reload, finish_spills): Likewise. * sched-deps.c (sched_analyze_insn, free_deps): Likewise. * sched-rgn.c (propagate_deps * tree-cfg.c (tree_purge_all_dead_eh_edges): Likewise. * tree-dfa.c (dump_dfa_stats tree-into-ssa.c (compute_global_livein, insert_phi_nodes, insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags): Likewise. * tree-outof-ssa.c (coalesce_ssa_name, coalesce_vars, free_temp_expr_table, find_replaceable_exprs): Likewise. * tree-sra.c (scan_function, scalarize_parms): Likewise. * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape, compute_flow_sensitive_aliasing, maybe_create_global_var): Likewise. * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Likewise. * tree-ssa-live.c (new_tree_live_info, live_worklist, calculate_live_on_entry, calculate_live_on_exit, compare_pairs, sort_coalesce_list, build_tree_conflict_graph, dump_live_info tree-ssa-loop-manip.c (add_exit_phis_var): Likewise. tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops, add_call_read_ops): Likewise. * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Likewise. * tree-ssa-live.h (num_var_partitions): Return unsigned. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@90053 138bc75d-0d04-0410-961f-82ee72b054a4
2004-10-28 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)Kazu Hirata
<COND_EXPR>: Use EDGE_COUNT instead of GOTO_DESTINATION. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@89729 138bc75d-0d04-0410-961f-82ee72b054a4
2004-10-27 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)Kazu Hirata
<GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@89698 138bc75d-0d04-0410-961f-82ee72b054a4
2004-10-272004-10-27 Daniel Berlin <dberlin@dberlin.org>Daniel Berlin
Fix PR tree-optimization/17133 * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must def kill operand. * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT. (get_v_must_def_result_ptr): Modify for new structure of v_must_defs array. (get_v_must_def_kill_ptr): New. (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs. (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT. (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT. (op_iter_init): Initialize new mustu members. (op_iter_next_mustdef): New function. (op_iter_init_mustdef): Ditto. * tree-flow.h (rewrite_def_def_chains): New function. * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands. (ssa_mark_def_sites): Ditto. (rewrite_stmt): Ditto. (ssa_rewrite_stmt): Ditto. (rewrite_blocks): Factor out from rewrite_into_ssa. (mark_def_block_sites): Ditto. (rewrite_def_def_chains): New function, just rewrites def-def chains without phi node insertion. * tree-pass.h (TODO_fix_def_def_chains): New todo flag. * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains. * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that they include the rhs now. * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became V_MUST_DEF_RESULT. * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument. Update callers. (mark_really_necessary_kill_operand_phis): New function. (perform_tree_ssa_dce): Call it. (pass_dce): Add TODO_fix_def_def_chains. (pass_cd_dce): Ditto. * tree-ssa-loop-im.c (determine_max_movement): Look at kills as well. (rewrite_mem_refs): Ditto. * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills as well. * tree-ssa-operands.c (allocate_v_may_def_optype): v_may_def_operand_type_t became v_def_use_operand_type_t. (allocate_v_must_def_optype) Ditto. (finalize_ssa_v_must_defs): Update for new operand type, as well as setting the use portion as well. (copy_virtual_operands): Copy the kill operand as well. (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became V_MUST_DEF_RESULT. * tree-ssa-operands.h (v_may_def_operand_type): Renamed to v_def_use_operand_type. (v_must_def_optype_d): Use v_def_use_operand_type. (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_* (V_MUST_DEF_KILL_*): New macros. (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i members. Rename existing must_i and num_v_must members to mustd_i and num_v_mustd. (SSA_OP_VMUSTDEFKILL): New flag. (SSA_OP_VIRTUAL_KILLS): New flag. (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS. (SSA_OP_ALL_KILLS): New flag. (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro. * tree-ssa.c (verify_ssa): Verify virtual kills as well. * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP became V_MUST_DEF_RESULT. (rename_variables_in_bb): Rename kill pointer as well. * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the immediate uses. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@89695 138bc75d-0d04-0410-961f-82ee72b054a4
2004-09-292004-09-29 Daniel Berlin <dberlin@dberlin.org>Daniel Berlin
* tree.h (INDIRECT_REF_P): New macro. * alias.c (get_alias_set): Use it (nonoverlapping_memrefs_p): Ditto. * emit-rtl.c (mem_expr_equal_p): Ditto. (set_mem_attributes_minus_bitpos): Ditto. (is_gimple_addressable): Ditto. (get_base_address): Ditto. * tree-ssa-alias.c (find_ptr_derefernece): Ditto. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto. * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto. * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto. * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto. (add_address_candidates): Ditto. (rewrite_address_base): Ditto. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@88309 138bc75d-0d04-0410-961f-82ee72b054a4
2004-09-282004-09-24 Ben Elliston <bje@au.ibm.com>Ben Elliston
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. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@88222 138bc75d-0d04-0410-961f-82ee72b054a4
2004-09-26 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,Zdenek Dvorak
EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style. (bitmap_iterator): New type. (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1, bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init, bmp_iter_and_next): New functions. * basic-block.h (EXECUTE_IF_SET_IN_REG_SET, EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to use iterator-style EXECUTE_IF_IN_BITMAP macros. * bitmap.c (bitmap_print): Ditto. * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range, btr_def_live_range): Ditto. * cfganal.c (compute_dominance_frontiers_1) Ditto. * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics): Ditto. * ddg.c (build_inter_loop_deps): Ditto. * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update): Ditto. * except.c (remove_eh_handler): Ditto. * flow.c (reg_set_to_hard_reg_set): Ditto. * gcse.c (clear_modify_mem_tables): Ditto. * global.c (build_insn_chain): Ditto. * ifcvt.c (dead_or_predicable): Ditto. * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg): Ditto. * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto. * ra-rewrite.c (reloads_to_loads, rewrite_program2, detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto. * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region, tree_purge_all_dead_eh_edges): Ditto. * tree-into-ssa.c (compute_global_livein, insert_phi_nodes, insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags, rewrite_ssa_into_ssa): Ditto. * tree-outof-ssa.c (find_replaceable_exprs): Ditto. * tree-sra.c (scan_function, decide_instantiations, scalarize_parms): Ditto. * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape, compute_flow_sensitive_aliasing, maybe_create_global_var, dump_points_to_info_for): Ditto. * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto. * tree-ssa-dse.c (dse_finalize_block): Ditto. * tree-ssa-live.c (live_worklist, calculate_live_on_entry, calculate_live_on_exit, build_tree_conflict_graph, dump_live_info): Ditto. * tree-ssa-loop-ivopts.c (find_induction_variables, find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map, determine_use_iv_costs, determine_set_costs, find_best_candidate, set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data): Ditto. * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto. * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops, add_call_read_ops): Ditto. * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@88145 138bc75d-0d04-0410-961f-82ee72b054a4
2004-09-232004-09-23 Dorit Naishlos <dorit@il.ibm.com>Dorit Naishlos
* tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF): New tree-codes. * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and MISALIGNED_INDIRECT_REF. * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise. * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos): Likewise. * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base) (find_interesting_uses_address): Likewise. * fold-const.c (non_lvalue, operand_equal_p): Likewise. (build_fold_addr_expr_with_type): Likewise. * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise. * print-rtl.c (print_mem_expr): Likewise. * tree-dump.c (dequeue_and_dump): Likewise. * tree-eh.c (tree_could_trap_p): Likewise. * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise. * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise. * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by): Likewise. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise. * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise. * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise. * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise. (add_address_candidates, rewrite_address_base): Likewise. * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands): Likewise. * tree.c (staticp, build1_stat): Likewise. * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes. * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR. * tree-ssa-operands.c (get_expr_operands): Likewise. * expr.c (expand_expr_real_1): Likewise. * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New optabs. (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values for the new optabs. (expand_ternary_op): New function. * genopinit.c (optabs): Handle the new optabs. * optabs.c (optab_for_tree_code): Add cases for the new tree-codes. (init_optabs): Initialize vec_realign_load_optab. (expand_ternary_op): New functions. * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target. (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize. (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise. (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise. * target.h (struct vectorize): New member for struct gcc_target. (misaligned_mem_ok): New member for targetm.vectorize. (builtin_mask_for_load): Likewise. (builtin_mask_for_store): Likewise. * targethooks.c (default_vect_misaligned_mem_ok): New function. * targethooks.h (default_vect_misaligned_mem_ok): New function. * config/rs6000/altivec.md (build_vector_mask_for_load): New define_expand. (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi) (vec_realign_load_v16qi): New define_insn. * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD): (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins. * config/rs6000/rs6000.c (altivec_builtin_mask_for_load): (altivec_builtin_mask_for_store): New variables. (rs6000_builtin_mask_for_load): New function. Implements TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD. (rs6000_builtin_mask_for_store): New function. Implements TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE. (rs6000_expand_builtin): Expand the target builtins builtin_mask_for_load and builtin_mask_for_store. (altivec_init_builtins): Initialize the new target builtins. * config/i386/i386.c (ix86_misaligned_mem_ok): New function. Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK. * tree-vectorizer.c (vect_create_data_ref): Renamed to vect_create_data_ref_ptr. Returns a pointer instead of an array-ref. (vect_create_addr_base_for_vector_ref): Additional argument (offset). (vectorizable_store): Call vect_create_data_ref_ptr with additional arguments, and create an indirect_ref with its return value data_ref. Check aligned_access_p. (vectorizable_load): Handle misaligned loads, using software-pipelined scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if vec_realign_load_optab is supported, or using a scheme without software-pipelining with MISALIGNED_INDIRECT_REF if the target hook misaligned_mem_ok is supported. (vect_finish_stmt_generation): Typo. (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info. (vect_analyze_data_refs_alignment): Don't fail vectorization in the presence of misaligned loads. (vect_analyze_data_ref_access): Add check for constant init. (vect_get_symbl_and_dr): Remove duplicate line. * tree-vectorizer.h (DR_MISALIGNMENT): Add comment. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@87948 138bc75d-0d04-0410-961f-82ee72b054a4
2004-09-172004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>Jeffrey D. Oldham
Zack Weinberg <zack@codesourcery.com> * alias.c (find_base_decl): Remove unreachable case '3' block. * expr.c (safe_from_p): Abort if passed a type. * tree-gimple.c (recalculate_side_effects): Abort if passed anything other than an expression. * tree-ssa-pre.c (phi_translate): Return expr immediately if is_gimple_min_invariant is true for it. Reorder cases for clarity. Abort on un-handled tree classes. (valid_in_set): Likewise. * tree.c (tree_code_class_strings): New static data. * tree.h (enum tree_code_class): New. (tree_code_class_strings): Declare. (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P) (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P) (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros. (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS) (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update. * tree.def, c-common.def, objc/objc-tree.def: Use tree_code_class enumeration constants instead of code letters. * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c Update to match. * LANGUAGES: Add note about change. ada: * ada-tree.def: Use tree_code_class enumeration constants instead of code letters. * ada-tree.h, decl.c, misc.c, trans.c, utils.c, utils2.c: Update for new tree-class enumeration constants. cp: * cp-tree.def: Use tree_code_class enumeration constants instead of code letters. * call.c, class.c, cp-gimplify.c, cp-lang.c, cxx-pretty-print.c * mangle.c, pt.c, semantics.c, tree.c, typeck.c: Update for new tree-class enumeration constants. fortran: * f95-lang.c, trans-expr.c, trans.c: Update for new tree-class enumeration constants. java: * java-tree.def: Use tree_code_class enumeration constants instead of code letters. * java-gimplify.c, jcf-write.c, lang.c, parse.y: Update for new tree-class enumeration constants. treelang: * treetree.c: Update for new tree-class enumeration constants. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@87675 138bc75d-0d04-0410-961f-82ee72b054a4
2004-09-10 * tree-ssa-dce.c (remove_dead_stmt): Update profile.Jan Hubicka
* tree-split_edge.c (tree_split_edge): Likewise. (thread_jumps): Likewise. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@87284 138bc75d-0d04-0410-961f-82ee72b054a4
2004-09-09 * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):Giovanni Bajo
Use gcc_assert, gcc_unreachable & internal_error instead of abort. * timevar.c (timevar_push, timevar_pop, timevar_start, timevar_stop): Likewise. * toplev.c (default_pch_valid_p): Likewise. * tracer.c (tail_duplicate): Likewise. * tree-alias-common.c (get_alias_var_decl, get_values_from_constructor, create_alias_var, delete_alias_vars, empty_points_to_set, same_points_to_set, ptr_may_alias_var): Likewise. * tree.c (tree_size, make_node_stat, copy_node_stat, build_int_cst_wide, integer_all_onesp, list_length, chainon, tree_node_structure, type_contains_placeholder_p, substitute_in_expr, substitute_placeholder_in_expr, tabilize_reference_1, build0_stat, build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p, lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr, build_method_type_directly, decl_type_context, get_callee_fndecl, get_set_constructor_bits, build_vector_type_for_mode, int_cst_value, tree_fold_gcd): Likewise. * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges, make_cond_expr_edges, group_case_labels, tree_merge_blocks, cleanup_control_expr_graph, find_taken_edge, find_taken_edge_switch_expr, phi_alternatives_equal, is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt, stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate, tree_split_edge, tree_verify_flow_info, thread_jumps, tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise. * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly): Likewise. * tree-complex.c (extract_component, expand_complex_division, expand_complex_comparison, expand_complex_operations_1, build_replicated_const, expand_vector_operations_1): Likewise. * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector, build_classic_dir_vector): Likewise. * tree-dfa.c (compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann, create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise. * tree-dump.c (dequeue_and_dump): Likewise. * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region, record_in_finally_tree, replace_goto_queue_1, maybe_record_in_goto_queue, verify_norecord_switch_expr, do_return_redirection): Likewise. * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr, add_to_dst_predicate_list, find_phi_replacement_condition, replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order): Likewise. * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r, initialize_inlined_parameters, declare_return_variable, estimate_num_insns_1, expand_call_inline, expand_calls_inline, optimize_inline_calls, copy_tree_r): Likewise. * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt, ssa_rewrite_stmt, rewrite_into_ssa): Likewise. * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after, tsi_split_statement_list_after, tsi_split_statement_list_before): Likewise. * tree-mudflap.c (mf_varname_tree): Likewise. * tree-nested.c (create_tmp_var_for, lookup_field_for_decl, lookup_tramp_for_decl, convert_all_function_calls): Likewise. * tree-optimize.c (tree_rest_of_compilation): Likewise. * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi, coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis, free_temp_expr_table, add_dependance, finish_expr, rewrite_trees): Likewise. * tree-phinodes.c (resize_phi_node, add_phi_arg, remove_all_phi_nodes_for): Likewise. * tree-pretty-print.c (op_prio, print_call_name): Likewise. * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler, tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise. * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree, sra_elt_eq, sra_walk_expr, instantiate_missing_elements, generate_one_element_ref, generate_element_copy, generate_element_zero, scalarize_copy, scalarize_init, scalarize_ldst): Likewise. * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p, add_may_alias, add_pointed_to_expr, add_pointed_to_var, collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise. * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise. * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value, set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment, widen_bitfield, ccp_fold_builtin): Likewise. * tree-ssa-copy.c (may_propagate_copy, merge_alias_info, replace_exp_1, propagate_tree_value): Likewise. * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise. * tree-ssa-dce.c (set_control_dependence_map_bit, find_control_dependence, find_pdom, mark_operand_necessary, mark_stmt_if_obviously_necessary, mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise. * tree-ssa-dom.c (dom_opt_initialize_block_local_data, simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis, eliminate_redundant_computations, avail_expr_eq): Likewise. * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise. * tree-ssa-loop-ch.c (should_duplicate_loop_header_p, duplicate_blocks): Likewise. * tree-ssa-loop-im.c (for_each_index, set_level, is_call_clobbered_ref): Likewise. * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos, stmt_after_increment, set_iv, contains_abnormal_ssa_name_p, find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates, peel_address, ptr_difference_cost, may_replace_final_value, determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer, rewrite_use, rewrite_uses): Likewise. * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa, check_loop_closed_ssa_use): Likewise. * tree-ssanames.c (make_ssa_name): Likewise. * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_must_defs, finalize_ssa_stmt_operands, get_stmt_operands, get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands, add_stmt_operand): Likewise. * tree-ssa-pre.c (value_exists_in_set_bitmap, value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set, phi_translate, valid_in_set, compute_antic, find_or_generate_expression, create_expression_by_pieces, insert_aux, create_value_expr_from, eliminate): Likewise. * tree-ssa-propagate.c (cfg_blocks_get): Likewise. * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges): Likewise. * tree-tailcall.c (independent_of_stmt_p, adjust_return_value, eliminate_tail_call): Likewise. * tree-vectorizer.c (vect_create_index_for_array_ref, vect_align_data_ref, vect_create_data_ref, vect_create_destination_var, vect_get_vec_def_for_operand, vect_finish_stmt_generation, vect_transform_stmt, vect_transform_loop_bound, vect_transform_loop, vect_analyze_operations): Likewise. * tree-vn.c (vn_compute, set_value_handle, get_value_handle): Likewise. * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr, get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start, bsi_after_labels, bsi_last): Likewise. * tree-ssa-live.c (var_union, change_partition_var, create_ssa_var_map, calculate_live_on_entry, root_var_init, type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce): Likewise. * tree-ssa-live.h (partition_is_global, live_entry_blocks, tpa_find_tree): Likewise. (register_ssa_partition_check): Declare. (register_ssa_partition): use it. * tree-ssa-live.c: Include errors.h. (register_ssa_partition_check): New. * tree-ssa-operands.c: Include errors.h. * Makefile.in (tree-ssa-operands.o): Depend on errors.h. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@87223 138bc75d-0d04-0410-961f-82ee72b054a4
2004-09-062004-09-06 Paolo Bonzini <bonzini@gnu.org>Paolo Bonzini
Unify the management of RTL and tree-level dump files. * cfgexpand.c (tree_expand_cfg): Fix incorrect comment. Don't print function name to the dump file, the pass manager would do this for us. Add code from the top of rest_of_compilation, up to the initial RTL dump. * passes.c (rest_of_handle_jump): Call fixup_tail_calls and close the DFI_sibling dump file. (rest_of_compilation): Don't do that here. Remove code up to the initial RTL dump. (init_optimization_passes): Remove. (pass_rest_of_compilation): Change pass name to NULL. * toplev.c (lang_dependent_init): Do not use an empty dump file prefix. Do not call init_optimization_passes. * toplev.h (init_optimization_passes): Remove. * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file, finish_graph_dump_file): Remove SUFFIX parameter. * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file, finish_graph_dump_file): Likewise. * tree-pass.h (struct tree_opt_pass): Add `letter' field. * cfgexpand.c (pass_expand): Adjust. * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust. * passes.c (pass_rest_of_compilation): Adjust. * predict.c (pass_profile): Adjust. * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust. * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts, pass_split_crit_edges, pass_warn_function_return): Adjust. * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust. * tree-dfa.c (pass_referenced_vars): Adjust. * tree-eh.c (pass_lower_eh): Adjust. * tree-if-conv.c (pass_build_ssa): Adjust. * tree-into-ssa.c (pass_build_ssa): Adjust. * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust. * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust. * tree-nrv.c (pass_nrv): Adjust. * tree-optimize.c (pass_gimple, pass_all_optimizations, pass_cleanup_cfg_post_optimizing, pass_free_datastructures, pass_init_datastructures): Adjust. * tree-outof-ssa.c (pass_del_ssa): Adjust. * tree-profile.c (pass_tree_profile): Adjust. * tree-sra.c (pass_sra): Adjust. * tree-ssa-alias.c (pass_may_alias): Adjust. * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust. * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust. * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust. * tree-ssa-dom.c (pass_dominator): Adjust. * tree-ssa-dse.c (pass_dse): Adjust. * tree-ssa-forwprop.c (pass_forwprop): Adjust. * tree-ssa-if-conv.c (pass_if_conversion): Adjust. * tree-ssa-loop-ch.c (pass_ch): Adjust. * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim, pass_loop_done, pass_complete_unroll, pass_iv_canon, pass_iv_optimize, pass_vectorize): Adjust. * tree-ssa-phiopt.c (pass_phiopt): Adjust. * tree-ssa-pre.c (pass_pre, pass_fre): Adjust. * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized, pass_late_warn_uninnitialized): Adjust. * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust. * Makefile.in (tree-dump.o): Add new dependencies. * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all. * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize): Likewise. * toplev.c (dump_file_name): New. * tree-dump.c (dump_enable_all): Add LETTER parameter. (struct dump_file_info): Add NUM and LETTER fields. (dump_files): Adjust and add RTL dump files. (dump_register): Add NUM and LETTER fields. (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New. (dump_begin): Use get_dump_file_name. (dump_switch_p_1): Adjust call to dump_enable_all. * tree-dump.h (dump_register): Adjust prototype. * tree-optimize.c (register_one_dump_file): Take dump file index. Support flags for RTL dumps. (register_dump_files): Fill in NUM field of struct dump_file_info. Track properties both when the gate is executed and when it is not. (execute_todo): Dump RTL. Add PROPERTIES parameter. (execute_one_pass): Pass properties to execute_todo. Handle VCG dumps of RTL. * tree-pass.h (dump_file_name): New. * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p): New. * Makefile.in (passes.o): Add new dependencies. * passes.c (struct dump_file_info, enum dump_file_index, dump_file_tbl, init_optimization_passes): Remove. (open_dump_file, close_dump_file): Use tree-dumping infrastructure. (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use dump_enabled_p. (finish_optimization_passes): Update finish_graph_dump_file loop. (enable_rtl_dump_file): Remove. * tree-dump.c (dump_files): Adjust and add RTL dump files. (enable_rtl_dump_file): Add here. * tree.h (enum tree_dump_index): Add RTL dump file indices. * doc/invoke.texi (Debugging options): Document new RTL debugging options. Update. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@87113 138bc75d-0d04-0410-961f-82ee72b054a4
2004-09-05 * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,Kazu Hirata
gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c, stor-layout.c, target.h, tree-cfg.c, tree-chrec.c, tree-if-conv.c, tree-inline.c, tree-into-ssa.c, tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c, tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c, tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h, vec.h: Fix comment formatting. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@87105 138bc75d-0d04-0410-961f-82ee72b054a4
2004-08-252004-08-25 Andrew MacLeod <amacleod@redhat.com>Andrew MacLeod
* tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand iterator controlling structure. (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF, SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS, SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand iterator flags. (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees. (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses. (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs. (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs. * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New. Empty operand pointers. * tree-flow-inline.h (op_iter_done): New. Return true if finished. (op_iter_next_use): New. Return next use_operand_p. (op_iter_next_def): New. Return next def_operand_p. (op_iter_next_tree): New. Return next operands as a tree. (op_iter_init): New. Initialize an iterator structure. (op_iter_init_use): New. Initialize structure and get the first use. (op_iter_init_def): New. Initialize structure and get the first def. (op_iter_init_tree): New. Initialize structure and get the first tree. (op_iter_next_maydef): New. Return next V_MAY_DEF operands. (op_iter_init_maydef): New. Initialize structure and get the first V_MAY_DEF operands. * tree-cfg.c (tree_duplicate_bb): Use new operand iterator. * tree-dfa.c (compute_immediate_uses_for_stmt, redirect_immediate_uses): Use new operand iterator. (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete. (mark_new_vars_to_rename): Use new operand iterator. Count virtual operands instead of using *_disappeared_p routines. * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt, ssa_rewrite_stmt): Use new operand iterator. * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb, rewrite_trees): Use new operand iterator. * tree-pretty-print.c (dump_vops): Use new operand iterator. * tree-sra.c (mark_all_v_defs): Use new operand iterator. * tree-ssa-alias.c (compute_points_to_and_addr_escape, dump_points_to_info): Use new operand iterator. * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize, replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new operand iterator. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary, propagate_necessity): Use new operand iterator. * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator. (register_definitions_for_stmt): Use new operand iterator. Take stmt as a parameter instead of a stmt_ann_t. * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry, build_tree_conflict_graph): Use new operand iterator. * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address, rewrite_mem_refs): Use new operand iterator. * tree-ssa-loop-manip.c (find_uses_to_rename_stmt, check_loop_closed_ssa_use): Use new operand iterator. * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator. * tree-ssanames.c (release_defs): Use new operand iterator. * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@86583 138bc75d-0d04-0410-961f-82ee72b054a4
2004-08-12 PR tree-optimization/16867Diego Novillo
* tree.c (is_global_var): New function. (needs_to_live_in_memory): Check for TREE_ADDRESSABLE. Call is_global_var. * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove. Update all users. (is_global_var): Declare. * tree-dfa.c (dump_variable): Display global and addressable attributes. (add_referenced_var): Clarify documentation when marking variables call-clobbered. * tree-flow-inline.h (is_call_clobbered): Call is_global_var instead of needs_to_live_in_memory. (mark_call_clobbered): If the variable is a tag, mark it DECL_EXTERNAL. * tree-gimple.c (is_gimple_reg): Don't check for TREE_ADDRESSABLE. (is_gimple_non_addressable): Likewise. * tree-ssa-alias.c (get_nmt_for): Always check whether the tag needs to be marked call-clobbered. (setup_pointers_and_addressables): Call is_global_var instead of needs_to_live_in_memory. * tree-ssa-dce.c (need_to_preserve_store): Remove. Update all users with is_global_var. (mark_stmt_if_obviously_necessary): Fix processing of aliased stores. Don't check the virtual definitions. Rather, check whether the store is going into global memory. (find_obviously_necessary_stmts): Get the symbol from the PHI result. * tree-ssa-operands.c (get_call_expr_operands): Do not add clobbering may-defs if the call does not have side effects. libjava/ChangeLog PR tree-optimization/16867 * testsuite/libjava.lang/PR16867.java: New test. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@85874 138bc75d-0d04-0410-961f-82ee72b054a4
2004-07-28 * tree-optimize.c (init_tree_optimization_passes): ScheduleDiego Novillo
pass_may_alias right after the program is renamed into SSA. * tree-pass.h (PROP_alias): Define. * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias. * tree-sra.c (pass_sra): Likewise. * tree-ssa-ccp.c (pass_ccp): Likewise. * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise. * tree-ssa-dce.c (pass_dce): Likewise. * tree-ssa-dom.c (pass_dominator): Likewise. * tree-ssa-dse.c (pass_dse): Likewise. * tree-ssa-forwprop.c (pass_forwprop): Likewise. * tree-ssa-loop-ch.c (pass_ch): Likewise. * tree-ssa-phiopt.c (pass_phiopt): Likewise. * tree-ssa-pre.c (pass_pre): Likewise. * tree-tailcall.c (pass_tail_recursion): Likewise. * tree-ssa.c (pass_redundant_phi): Likewise. * tree-ssa-alias.c (aliases_computed_p): Remove. Update all users. (init_alias_info): Do not mark all type tags for renaming unconditionally. Clear may_aliases from every symbol. (setup_pointers_and_addressables): If a pointer has not been dereferenced and it had a type tag, clear it and mark the old tag for renaming. testsuite/ChangeLog * gcc.dg/tree-ssa/20030714-2.c: Adjust number of expected conditionals. * gcc.dg/tree-ssa/20031022-1.c: Adjust number of expected loads. * gcc.dg/tree-ssa/ssa-dom-cse-1.c: Expect optimization in DOM1. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@85255 138bc75d-0d04-0410-961f-82ee72b054a4
2004-07-22 * tree-into-ssa.c (set_livein_block): Fix typo in comment.Diego Novillo
(rewrite_ssa_into_ssa): Start iterating over SSA names at 1. Release SSA names that have been re-renamed. * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the variable. * tree-ssa-alias.c (init_alias_info): If aliases have been computed before, clear existing alias information. (create_name_tags): Do no fixup PT_ANYTHING pointers. If the new name tag for a pointer is different than the one it had before, mark the old tag for renaming. (replace_may_alias): New function. (group_aliases): Call it. (setup_pointers_and_addressables): Always call get_tmt_for. (maybe_create_global_var): Don't create .GLOBAL_VAR more than once. (set_pt_anything): New local function. (set_pt_malloc): New local function. (merge_pointed_to_info): Don't merge pointed-to variables from the original pointer if the destination is pointing to an unknown location. (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc. (add_pointed_to_var): Do not add a variable to the points-to set if the pointer is already pointing to anywhere. (collect_points_to_info_r): If the defining statement is a PHI node, only merge pointed-to information if the argument has already been visited. (get_tmt_for): Only create a new tag if the pointer didn't have one already. (dump_alias_info): Emit more information. (dump_points_to_info_for): Likewise. * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't try to get the annotation of an SSA_NAME. * tree-ssa-operands.c (add_stmt_operand): Only check for empty alias sets when checking is enabled. * tree-ssa-pre.c (need_eh_cleanup): New local variable. (eliminate): Mark basic blocks that will need EH information cleaned up. (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one predecessor. Initialize need_eh_cleanup. (fini_pre): Call tree_purge_all_dead_eh_edges and cleanup_tree_cfg if needed. Free need_eh_cleanup. * tree-ssa.c (verify_ssa_name): New function. (verify_def): Call it. Re-arrange to avoid printing too many error messages. (verify_use): Likewise. (verify_phi_args): Likewise. (verify_flow_insensitive_alias_info): New function. (verify_flow_sensitive_alias_info): New function. (verify_alias_info): New function. (verify_ssa): Call verify_alias_info. Clear TREE_VISITED on all the SSA_NAMEs before scanning the program. Re-arrange to avoid printing too many error messages. * tree-ssanames.c (make_ssa_name): Clear SSA_NAME_IN_FREE_LIST. (release_ssa_name): Never release a default definition. (release_defs): New function. * tree.h: Declare it. * tree-ssa-dce.c (remove_dead_stmt): Call it. * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS. If true, do a depth-first search. Do a breadht-first search, otherwise. (walk_use_def_chains): Add new argument IS_DFS. Update all users. * tree-flow.h (walk_use_def_chains): Update prototype. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@85052 138bc75d-0d04-0410-961f-82ee72b054a4
2004-07-08 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.Richard Henderson
(remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise. (tree_block_ends_with_call_p, need_fake_edge_p): Likewise. * tree-eh.c (lower_eh_constructs_1): Likewise. * tree-sra.c (sra_walk_modify_expr): Likewise. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise. (eliminate_unnecessary_stmts): Likewise. * tree-ssa-dse.c (dse_optimize_stmt): Likewise. * tree-tailcall.c (optimize_tail_call): Likewise. * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@84298 138bc75d-0d04-0410-961f-82ee72b054a4
2004-06-29 * tree-cfg.c (verify_stmt): Add last_in_block parameter. VerifyRichard Henderson
that eh stmts can throw. (verify_stmts): Update verify_stmt call. (tree_purge_dead_eh_edges, tree_purge_all_dead_eh_edges): New. * tree-eh.c (remove_stmt_from_eh_region): New. (lower_eh_constructs): Fix throw_stmt_table delete routine. (tree_could_trap_p): Match may_trap_p. (maybe_clean_eh_stmt): New. * tree-flow.h: Update decls. * tree-ssa-ccp.c (pass_ccp): Add TODO_verify_stmts. (substitute_and_fold): Clean eh edges. * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Handle empty basic blocks. * tree-ssa-dom.c (need_eh_cleanup): New. (tree_ssa_dominator_optimize): Allocate it. Cleanup eh edges. (optimize_stmt): Cleanup eh stmts; set need_eh_cleanup. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@83843 138bc75d-0d04-0410-961f-82ee72b054a4
2004-06-16 * tree.h (PHI_CHAIN): New.Steven Bosscher
* (tree-cfg.c, tree-dfa.c, tree-flow-inline.h, tree-into-ssa.c, tree-outof-ssa.c, tree-phinodes.c, tree-pretty-print.c, tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dom.c, tree-ssa-dse.c, tree-ssa-live.c, tree-ssa-loop.c, tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa.c, tree-tailcall.c): Use PHI_CHAIN instead of TREE_CHAIN when traversing a list of PHI_NODEs. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@83273 138bc75d-0d04-0410-961f-82ee72b054a4
2004-06-122004-06-11 Steven Bosscher <stevenb@suse.de>Daniel Berlin
* tree-ssa-dce.c (mark_control_dependent_edges_necessary): Don't try to mark anything control dependent on the entry or exit blocks. 2004-06-11 Daniel Berlin <dberlin@dberlin.org> Fix Bug 15899 Fix Bug 15460 * tree.h (SSA_NAME_VALUE): New macro. (struct tree_ssa_name): Add value_handle member. * tree-ssa-pre.c: Replaced. * tree-flow.h (tree_ann_type): Add CST_ANN, EXPR_ANN. (struct cst_ann_d): New. (struct expr_ann_d): New. (union tree_ann_d): Add cst_ann, expr_ann. * tree-dfa.c (create_cst_ann): New function. (create_expr_ann): Ditto. * tree-flow-inline.h (cst_ann): New function. (expr_ann): Ditto. (get_cst_ann): Ditto. (get_expr_ann): Ditto.. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@83010 138bc75d-0d04-0410-961f-82ee72b054a4
2004-06-10 * Makefile.in (tree-ssanames.o): Depend on TREE_FLOW_H.Diego Novillo
* tree-flow.h (ssa_names, num_ssa_names, ssa_name): Declare. (highest_ssa_version): Remove. * tree-outof-ssa.c (new_temp_expr_table): Replace highest_ssa_version with num_ssa_names. (dump_replaceable_exprs): Likewise. (rewrite_vars_out_of_ssa): Likewise. * tree-ssa-ccp.c (initialize): Likewise * tree-ssa-copyrename.c (rename_ssa_copies): Likewise. * tree-ssa-dce.c (tree_dce_init): Likewise. * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise. * tree-ssa-live.c (create_ssa_var_map): Likewise. (dump_var_map): Likewise. * tree-ssa.c (verify_ssa): Likewise. (kill_redundant_phi_nodes): Likewise. Do not build a local array of SSA_NAMEs. Use the ssa_names table. * tree-ssanames.c: Include tree-flow.h (ssa_names): New varray. (init_ssa_names): Initialize ssa_names. Reserve the first slot of the ssa_names table. (make_ssa_name): Push the newly created SSA_NAME into ssa_names. Assign version numbers using num_ssa_names. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@82950 138bc75d-0d04-0410-961f-82ee72b054a4
2004-06-10 * doc/tree-ssa.texi: Remove references to VDEF and add descriptionsBrian Booth
of V_MAY_DEF and V_MUST_DEF. * tree-dfa.c (dfa_stats_d): Add num_v_must_defs and rename num_vdefs to num_v_may_defs. (compute_immediate_uses_for_stmt): Rename occurences of vdef to v_may_def. (redirect_immediate_uses): Ditto. (dump_dfa_stats): Ditto. Also added code to dump num_v_must_defs. (collect_dfa_stats_r): Rename occurences of vdef to v_may_def. Also add code to sum up the number of v_must_defs. (vdefs_disappeared_p): Replace with... (v_may_defs_disappeared_p): This. (v_must_defs_disappeared_p): New function. (mark_new_vars_to_rename): Rename occurences of vdef to v_may_def. Also add code to mark new variables found in V_MUST_DEFs for renameing. * tree-flow.h (stmt_ann_d): Add v_must_def_ops and replace vdef_ops to v_may_def_ops. (get_vdef_ops): Replace with... (get_v_may_def_ops): This. * tree-flow-inline.h (get_vdef_ops): Replace with... (get_v_may_def_ops): This. (get_v_must_def_ops): New function. (get_vdef_result_ptr): Replace with... (get_v_may_def_result_ptr): This. (get_vdef_op_ptr): Ditto with... (get_v_may_def_op_ptr); This. (get_v_must_def_op_ptr): New function. * tree-into-ssa.c (mark_def_sites): Rename occurences of vdef to v_may_def. Also add code to mark statements with V_MUST_DEFs as definition sites. (rewrite_stmt): Rename occurences of vdef to v_may_def. Also add code to register new V_MUST_DEFs made by the statement. * tree-outof-ssa.c (VIRTUAL_PARTITION): Update comments. (check_replaceable): Rename occurences of vdef to v_may_def. Also add check for V_MUST_DEFs. (find_replaceable_in_bb): Ditto. * tree-pretty-print.c (dump_vops): Rename occurences of vdef to v_may_def. Also add code to dump V_MUST_DEFs. * tree-sra.c (mark_all_vdefs): Replace with... (mark_all_v_may_defs): This. (mark_all_v_must_defs): New function. (create_scalar_copies): Replace call to mark_all_vdefs with calls to mark_all_v_may_defs and mark_all_v_must_defs. (scalarize_structures): Rename occurences of vdef to v_may_def. Also add a check for V_MUST_DEFs. (scalarize_modify_expr): Rename occurences of vdef to v_may_def. * tree-ssa-alias.c (global_var): Update comment. (compute_may_aliases): Ditto. (compute_points_to_and_addr_escape): Rename occurences of vdef to v_may_def. Also add code to mark variables in V_MUST_DEF operands as being written to. (group_aliases): Update comment. (maybe_create_global_var): Ditto. * tree-ssa.c (verify_ssa): Rename occurences of vdef to v_may_def. Also add a check for V_MUST_DEFs on GIMPLE registers. (replace_immediate_uses): Rename occurences of vdef to v_may_def. * tree-ssa-ccp.c (visit_stmt): Rename occurences of vdef to v_may_def. Also add code to mark all V_MUST_DEF operands VARYING. (initialize): Ditto. (set_rhs): Rename occurences of vdef to v_may_def. Also add code to update SSA_NAMEs in V_MUST_DEFs. * tree-ssa-copy.c (cprop_into_stmt): Rename occurences of vdef to v_may_def. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Rename occurences of vdef to v_may_def. Also add code to mark statements with V_MUST_DEFs as necessary. (propagate_necessity): Rename occurences of vdef to v_may_def. * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Rename occurences of vdef to v_may_def. Also add code to mark operands in V_MUST_DEFs for renaming. (eliminate_redundant_computations): Rename occurences of vdef to v_may_def. (record_equivalences_from_stmt): Rename occurences of vdef to v_may_def. Also add code to record VUSEs for V_MUST_DEFs. (optimize_stmt): Remove unnesessary variable vdefs. Update comment. (register_definitions_for_stmt): Rename occurences of vdef to v_may_def. Also add code to register definitions made with V_MUST_DEFs. * tree-ssa-dse.c (fix_stmt_vdefs): Replace with... (fix_stmt_v_may_defs): This. (fix_phi_uses): Rename occurences of vdef to v_may_def. (dse_optimize_stmt): Ditto. * tree-ssa-live.c (create_ssa_var_map): Rename occurences of vdef to v_may_def. Also add code to mark V_MUST_DEF operands as being used in virtual operators. * tree-ssa-loop.c (mark_defs_for_rewrite): Rename occurences of vdef to v_may_def. Also add code to mark V_MUST_DEF operands for renaming. * tree-ssa-operands.c (opf_kill_def): New flag for killing definitions. (build_vdefs): Renamed to... (build_v_may_defs): This. (build_v_must_defs): New variable. (voperands_d): Add v_must_def_ops and replace vdef_ops with v_may_def_ops. (append_vdef): Replace with... (append_v_may_def): This. (append_v_must_def): New function. (NUM_FREE): Increment for V_MUST_DEF (optype_freelist): Increment its size for V_MUST_DEF (allocate_vdef_optype): Replace with... (allocate_v_may_def_optype): This. (allocate_v_must_def_optype): New function. (free_vdefs): Replace with... (free_v_may_defs): This. (free_v_must_defs): New function. (remove_vdefs): Replace with... (remove_v_may_defs): This. (remove_v_must_defs): New function. (init_ssa_operands): Rename occurences of vdef to v_may_def. Also add code to initialize build_v_must_defs. (finalize_ssa_vdefs): Replace with... (finalize_ssa_v_may_defs): This. (finalize_ssa_vuses): Rename occurences of vdef to v_may_def. (finalize_ssa_v_must_defs): New function. (finalize_ssa_stmt_operands): Replace call to finalize_ssa_vdefs with calls to finalize_ssa_v_may_defs and finalize_ssa_v_must_defs. (verify_start_operands): Rename occurences of vdef to v_may_def. Also add check for build_v_must_defs. (get_stmt_operands): Rename occurences of vdef to v_may_def. Also add code to handle V_MUST_DEFs and to use opf_kill_def for killing definitions. (get_expr_operands): Update comment and use opf_kill_def for killing definitions. (add_stmt_operand): Replace code that appends VDEFs with code that appends V_MUST_DEFs when opf_kill_def is set and V_MAY_DEFs otherwise. (add_call_clobber_ops): Update comments. * tree-ssa-operands.h (vdef_optype_d): Replace with... (v_may_def_optype_d): This. (v_must_def_optype_d): New structure. (VDEF_OPS): Replace with... (V_MAY_DEF_OPS): This. (STMT_VDEF_OPS): Same with... (STMT_V_MAY_DEF_OPS): This. (NUM_VDEFS): And... (NUM_V_MAY_DEFS): This. (VDEF_RESULT_PTR): As well as... (V_MAY_DEF_RESULT_PTR): This. (VDEF_RESULT): Same goes for... (V_MAY_DEF_RESULT): This. (VDEF_OP_PTR): And... (V_MAY_DEF_OP_PTR): This. (VDEF_OP): And... (V_MAY_DEF_OP): This. (V_MUST_DEF_OPS): New macro. (STMT_V_MUST_DEF_OPS): Ditto. (NUM_V_MUST_DEFS): Ditto. (V_MUST_DEF_OP_PTR): Ditto. (V_MUST_DEF_OP): Ditto. (remove_vdefs): Replace signature with... (remove_v_may_defs): This. (remove_v_must_defs): New function signature. * tree-ssa-pre.c (subst_phis): Replace call to remove_vdefs with calls to remove_v_may_defs and remove_v_must_defs. (process_left_occs_and_kills): Rename occurences of vdef to v_may_def. Also add code that marks left occurences of operands in V_MUST_DEFs. * tree-tailcall.c (find_tail_calls): Rename occurences of vdef to v_may_def. Also add check for V_MUST_DEFs. (eliminate_tail_call):Rename occurences of vdef to v_may_def. testsuite: * gcc.dg/tree-ssa/20031015-1.c: Scan for V_MAY_DEF instead of VDEF. * gcc.dg/tree-ssa/20040517-1.c: Ditto. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@82947 138bc75d-0d04-0410-961f-82ee72b054a4
2004-05-14 * tree-gimple.c: Rename from tree-simple.c.Diego Novillo
* tree-gimple.h: Rename from tree-simple.h. * c-gimplify.c: Rename from c-simplify.c * Makefile.in, c-decl.c, gimple-low.c, gimplify.c, langhooks.c, tree-alias-ander.c, tree-alias-common.c, tree-complex.c, tree-dfa.c, tree-flow.h, tree-inline.c, tree-into-ssa.c, tree-iterator.c, tree-mudflap.c, tree-nested.c, tree-nomudflap.c, tree-outof-ssa.c, tree-sra.c, tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-copyrename.c, tree-ssa-dce.c, tree-ssa-live.c, tree-ssa-pre.c, tree-ssa.c: Update. cp/ChangeLog * cp-gimplify.c: Rename from cp-simplify.c. * Make-lang.in, optimize.c: Update. fortran/ChangeLog * Make-lang.in, f95-lang.c, trans-array.c, trans-decl.c, trans-expr.c, trans-intrinsic.c, trans-io.c, trans-stmt.c, trans.c: Rename tree-simple.[ch] to tree-gimple.[ch]. java/ChangeLog * Make-lang.in, expr.c, java-gimplify.c: Rename tree-simple.[ch] to tree-gimple.[ch]. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@81829 138bc75d-0d04-0410-961f-82ee72b054a4
2004-05-132004-05-13 Andrew Pinski <pinskia@physics.uc.edu>Andrew Pinski
* tree-ssa-dce.c (perform_tree_ssa_dce): Free el at the end of the function. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@81813 138bc75d-0d04-0410-961f-82ee72b054a4
2004-05-13Merge tree-ssa-20020619-branch into mainline.Diego Novillo
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@81764 138bc75d-0d04-0410-961f-82ee72b054a4