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* re PR tree-optimization/32451 (ICE in verify_flow_info after DOM2)Richard Guenther2007-06-211-0/+5
| | | | | | | | | | | 2007-06-21 Richard Guenther <rguenther@suse.de> PR tree-optimization/32451 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags. * g++.dg/torture/20070621-1.C: New testcase. From-SVN: r125916
* tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the coding ↵Thomas Neumann2007-06-061-7/+7
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | conventions. * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the coding conventions. (add_key): Likewise. * tree-ssa.c (init_tree_ssa): Use type safe memory macros. * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as variable names. * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros. (add_cost_one_coalesce): Likewise. * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as variable names. Rename orig to orig_name for consistency. * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding conventions. (cprop_into_successor_phis): Avoid using C++ keywords as variable names. (record_equivalences_from_stmt): Likewise. * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to the coding conventions. (memory_ssa_name_same): Likewise. (dse_optimize_stmt): Likewise. (dse_record_phis): Likewise. (dse_finalize_block): Likewise. * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++ keywords as variable names. (may_move_till): Cast according to the coding conventions. (force_move_till_expr): Avoid using C++ keywords as variable names. (force_move_till): Cast according to the coding conventions. (memref_hash): Likewise. (memref_eq): Likewise. (gather_mem_refs_stmt): Likewise. * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++ keywords as variable names. (idx_find_step): Cast according to the coding conventions. (idx_record_use): Likewise. (find_depends): Likewise. (prepare_decl_rtl): Likewise. (mbc_entry_hash): Likewise. (mbc_entry_eq): Likewise. * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp. (simplify_replace_tree): Avoid using C++ keywords as variable names. (idx_infer_loop_bounds): Cast according to the coding conventions. * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise. * tree-ssa-math-opts.c (occ_new ): Likwise. * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory macros. * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable names. (add_use_op): Likewise. (add_vop): Likewise. (add_vuse_op): Likewise. (add_vdef_op): Likewise. (get_expr_operands): Likewise. (push_stmt_changes): Use type safe memory macros. * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++ keywords as variable names. (conditional_replacement): Likewise. (minmax_replacement): Likewise. (abs_replacement): Likewise. * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the coding conventions. (insert_fake_stores): Avoid using C++ keywords as variable names. * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding conventions. * tree-ssa-structalias.c (heapvar_lookup): Likewise. (heapvar_insert): Use type safe memory macros. (new_var_info): Cast according to the coding conventions. (new_constraint): Likewise. (remove_preds_and_fake_succs): Use type safe memory macros. * tree-ssa-threadupdate.c (thread_block): Cast according to the coding conventions. (thread_single_edge): Likewise. From-SVN: r125504
* cfgloopmanip.c (remove_path, [...]): Change dom_bbs to vector.Zdenek Dvorak2007-06-031-3/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge): Change dom_bbs to vector. Add argument to iterate_fix_dominators call. * loop-unroll.c (unroll_loop_runtime_iterations): Ditto. * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector. Add argument to iterate_fix_dominators call. (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom. * gcse.c (hoist_code): Change domby to vector. * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector. Add argument to iterate_fix_dominators call. * loop-doloop.c (doloop_modify): Changed recount_dominator to recompute_dominator. * lambda-code.c (perfect_nestify): Ditto. * cfgloopanal.c: Include graphds.h. (struct edge, struct vertex, struct graph, dump_graph, new_graph, add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c. (mark_irreducible_loops): Use graphds_scc. Remove argument from add_edge call. * graphds.c: New file. * graphds.h: New file. * dominance.c: Include vecprim.h, pointer-set.h and graphds.h. (get_dominated_by, get_dominated_by_region): Change return type to vector. (verify_dominators): Recompute all dominators and compare the results. (recount_dominator): Renamed to ... (recompute_dominator): ... this. Do not check that the block is dominated by entry. (iterate_fix_dominators): Reimplemented. (prune_bbs_to_update_dominators, root_of_dom_tree, determine_dominators_for_sons): New functions. * et-forest.c (et_root): New function. * et-forest.h (et_root): Declare. * Makefile.in (graphds.o): Add. (cfgloopanal.o): Add graphds.h dependency. (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency. * basic-block.h (get_dominated_by, get_dominated_by_region, iterate_fix_dominators): Declaration changed. (recount_dominator): Renamed to ... (recompute_dominator): ... this. * tree-ssa-threadupdate.c (thread_block): Free dominance info. (thread_through_all_blocks): Do not free dominance info. From-SVN: r125297
* tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.Zdenek Dvorak2007-05-271-10/+9
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL. * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto. * ifcvt.c (if_convert): Ditto. * tree-ssa-threadupdate.c (thread_block): Ditto. (thread_through_all_blocks): Ditto. Assert that loops were analysed. * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Check number_of_loops instead of current_loops. * predict.c (tree_estimate_probability): Ditto. * tree-if-conv.c (main_tree_if_conversion): Ditto. * tree-ssa-loop-ch.c (copy_loop_headers): Ditto. * modulo-sched.c (sms_schedule): Ditto. * tree-scalar-evolution.c (scev_const_prop): Ditto. (scev_finalize): Do not do anything if scev analysis was not initialized. * cfgloopanal.c (mark_irreducible_loops): Do not check whether current_loops == NULL. (mark_loop_exit_edges): Check number_of_loops instead of current_loops. * loop-init.c (loop_optimizer_init): Do not free current_loops when there are no loops. (loop_optimizer_finalize): Assert that loops were analyzed. (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): Check number_of_loops instead of current_loops. * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether current_loops == NULL. (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch, gate_tree_vectorize tree_linear_transform, check_data_deps, tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds, tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts): Check number_of_loops instead of current_loops. (tree_ssa_loop_done): Do not check whether current_loops == NULL. * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always free loops if available. (execute_pre): Do not pass do_fre to fini_pre. From-SVN: r125114
* re PR middle-end/32018 (ICE on optimization)Zdenek Dvorak2007-05-241-5/+5
| | | | | | | | | | | | | | | | | | | | | | | | PR middle-end/32018 * tree-ssa-threadupdate.c (thread_through_loop_header): Use set_loop_copy. (thread_through_all_blocks): Call initialize_original_copy_tables and free_original_copy_tables. * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge): Use set_loop_copy. * tree-cfg.c (tree_duplicate_sese_region): Ditto. * cfghooks.c (duplicate_block): Use get_loop_copy. * cfg.c: Include cfgloop.h. (loop_copy): New hash table. (initialize_original_copy_tables): Initialize loop_copy table. (free_original_copy_tables): Free loop_copy table. (copy_original_table_clear, copy_original_table_set, set_loop_copy, get_loop_copy): New functions. (set_bb_original, set_bb_copy): Use copy_original_table_set. * cfgloop.h (struct loop): Remove copy field. * Makefile.in (cfg.o): Add CFGLOOP_H dependency. * basic-block.h (set_loop_copy, get_loop_copy): Declare. From-SVN: r125024
* tree-vrp.c (finalize_jump_threads): Do not care about dominance info.Zdenek Dvorak2007-05-171-247/+429
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * tree-vrp.c (finalize_jump_threads): Do not care about dominance info. (execute_vrp): Preserve loops through jump threading. * tree-ssa-threadupdate.c (thread_single_edge, dbds_continue_enumeration_p, determine_bb_domination_status, thread_through_loop_header): New functions. (create_edge_and_update_destination_phis, create_edge_and_update_destination_phis): Set loops for the new blocks. (prune_undesirable_thread_requests): Removed. (redirect_edges): Do not pretend that redirect_edge_and_branch can create new blocks. (thread_block): Do not call prune_undesirable_thread_requests. Update loops. (mark_threaded_blocks): Select edges to thread here. (thread_through_all_blocks): Take may_peel_loop_headers argument. Thread edges through loop headers independently. * cfgloopmanip.c (create_preheader, mfb_keep_just): Export. * tree-pass.h (TODO_mark_first_instance): New. (first_pass_instance): Declare. * cfghooks.c (duplicate_block): Put the block to the original loop if copy is not specified. * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through jump threading. Pass may_peel_loop_headers to thread_through_all_blocks according to first_pass_instance. * cfgloop.h (create_preheader): Declare. * tree-flow.h (thread_through_all_blocks): Declaration changed. * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare. * passes.c (first_pass_instance): New variable. (next_pass_1): Set TODO_mark_first_instance. (execute_todo): Set first_pass_instance. * gcc.dg/tree-ssa/ssa-dom-thread-2.c: New test. * gcc.dg/vect/vect-102.c, gcc.dg/vect/vect-103.c, gcc.dg/vect/vect-104.c: Use more complex construction to prevent vectorizing. * gcc.dg/tree-ssa/pr21559.c: Update outcome. From-SVN: r124786
* tree-ssa-loop-im.c (schedule_sm, [...]): Use vector of edges instead of array.Zdenek Dvorak2006-11-211-1/+0
| | | | | | | | | | | | | | | | | | * tree-ssa-loop-im.c (schedule_sm, determine_lsm_ref, hoist_memory_references, loop_suitable_for_sm, determine_lsm_loop): Use vector of edges instead of array. * tree-ssa-loop-niter.c (find_loop_niter, find_loop_niter_by_eval, estimate_numbers_of_iterations_loop): Ditto. * predict.c (predict_loops): Ditto. * loop-unroll.c (analyze_insns_in_loop): Ditto. * tree-ssa-threadupdate.c: Remove declaration of heap allocation for edge vectors. * basic-block.h: Declare heap allocation for edge vectors. * tree-outof-ssa.c: Ditto. * cfgloop.c (get_loop_exit_edges): Return vector of edges. * cfgloop.h (get_loop_exit_edges): Declaration changed. From-SVN: r119039
* re PR tree-optimization/26251 (code size increase with -Os)Roger Sayle2006-07-031-1/+39
| | | | | | | | | | PR tree-optimization/26251 * tree-ssa-threadupdate.c (redirection_block_p): New function. (thread_block): When optimizing for size refuse to thread jumps that would require duplication of blocks other than redirection blocks. From-SVN: r115150
* tree-ssa-threadupdate.c (rediscover_loops_after_threading): Remove.Kazu Hirata2006-03-051-27/+0
| | | | | | | | | * tree-ssa-threadupdate.c (rediscover_loops_after_threading): Remove. * basic-block.h: Remove the extern for rediscover_loops_after_threading. From-SVN: r111734
* builtins.c, [...]: Fix comment typos.Kazu Hirata2006-03-041-1/+1
| | | | | | | | | | | | | | | | | * builtins.c, c-pragma.h, c-typeck.c, cgraph.c, cgraphunit.c, combine.c, common.opt, config/dfp-bit.c, config/i386/i386.c, config/m68k/m68k.c, config/m68k/m68k.md, config/mt/mt.c, config/mt/mt.h, config/s390/s390.md, df-core.c, df-problems.c, df-scan.c, df.h, diagnostic.c, expr.c, function.h, gimplify.c, loop-invariant.c, omp-low.c, opts.c, passes.c, rtl-factoring.c, rtlanal.c, struct-equiv.c, tree-cfgcleanup.c, tree-ssa-loop-niter.c, tree-ssa-loop-prefetch.c, tree-ssa-structalias.c, tree-ssa-threadedge.c, tree-ssa-threadupdate.c, tree-vect-patterns.c, tree-vect-transform.c, tree-vectorizer.h, tree-vrp.c, unwind-dw2.c: Fix comment typos. Follow spelling conventions. From-SVN: r111721
* tree-vrp.c: Use XNEW/XCNEW allocation wrappers.Marcin Dalecki2006-01-311-3/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2006-01-31 Marcin Dalecki <martin@dalecki.de> * tree-vrp.c: Use XNEW/XCNEW allocation wrappers. * regrename.c: Ditto. * tree-ssa-loop-im.c: Ditto. * tree-dump.c: Ditto. * tree-complex.c: Ditto. * genrecog.c: Ditto. * tree-ssa-threadupdate.c: Ditto. * tracer.c: Ditto. * java/class.c: Ditto. * java/jcf-parse.c: Ditto. * java/resource.c: Ditto. * java/except.c: Ditto. * java/jvspec.c: Ditto. * java/jcf-write.c: Ditto. * java/jcf-path.c: Ditto. * java/gjavah.c: Ditto. * java/zextract.c: Ditto. * java/jcf-io.c: Ditto. * java/jcf.h: Ditto. * java/buffer.c: Ditto. * java/lang.c: Ditto. * java/parse-scan.y: Ditto. * java/lex.c: Ditto. * java/lex.h: Ditto. * cfgloopmanip.c: Ditto. * postreload-gcse.c: Ditto. * tree-ssa-loop-manip.c: Ditto. * postreload.c: Ditto. * tree-ssa-loop-ch.c: Ditto. * loop.c: Ditto. * ipa-cp.c: Ditto. * cppspec.c: Ditto. * diagnostic.c: Ditto. * final.c: Ditto. * genoutput.c: Ditto. * gcc.c: Ditto. * cfghooks.c: Ditto. * cfgloopanal.c: Ditto. * objc/objc-act.c: Ditto. * gcov.c: Ditto. * genextract.c: Ditto. * genautomata.c: Ditto. * pretty-print.c: Ditto. * genemit.c: Ditto. * cgraphunit.c: Ditto. * flow.c: Ditto. * df-scan.c: Ditto. * haifa-sched.c: Ditto. * dominance.c: Ditto. * dbxout.c: Ditto. * tree-ssa-loop-ivopts.c: Ditto. * df-core.c: Ditto. * mode-switching.c: Ditto. * modulo-sched.c: Ditto. * graph.c: Ditto. * ipa-pure-const.c: Ditto. * cse.c: Ditto. * fix-header.c: Ditto. * web.c: Ditto. * tree-stdarg.c: Ditto. * ipa-utils.c: Ditto. * loop-init.c: Ditto. * ipa-inline.c: Ditto. * cfganal.c: Ditto. * global.c: Ditto. * alloc-pool.c: Ditto. * dwarf2out.c: Ditto. * opts.c: Ditto. * genattrtab.c: Ditto. * tree-ssa-loop-ivcanon.c: Ditto. * predict.c: Ditto. * timevar.c: Ditto. * lcm.c: Ditto. * fortran/gfortranspec.c: Ditto. * regmove.c: Ditto. * local-alloc.c: Ditto. * langhooks.c: Ditto. * function.c: Ditto. * tree-vectorizer.c: Ditto. * gcse.c: Ditto. * ipa-type-escape.c: Ditto. * alias.c: Ditto. * tree-if-conv.c: Ditto. * profile.c: Ditto. * ipa.c: Ditto. * tree-data-ref.c: Ditto. * loop-unroll.c: Ditto. * treelang/treetree.c: Ditto. * calls.c: Ditto. * bt-load.c: Ditto. * ggc-common.c: Ditto. * except.c: Ditto. * coverage.c: Ditto. * cselib.c: Ditto. * tree-cfgcleanup.c: Ditto. * tree-ssa-pre.c: Ditto. * cfgcleanup.c: Ditto. * loop-invariant.c: Ditto. * loop-iv.c: Ditto. * ipa-prop.c: Ditto. * print-tree.c: Ditto. * conflict.c: Ditto. * ggc-page.c: Ditto. * sched-deps.c: Ditto. * regclass.c: Ditto. * tree-object-size.c: Ditto. * combine.c: Ditto. * bb-reorder.c: Ditto. * resource.c: Ditto. * var-tracking.c: Ditto. * cfgloop.c: Ditto. * df-problems.c: Ditto. * reg-stack.c: Ditto. * tlink.c: Ditto. * gccspec.c: Ditto. * sched-rgn.c: Ditto. * tree-ssa-structalias.c: Ditto. * tree-ssa-reassoc.c: Ditto. * config/darwin-c.c: Ditto. * config/darwin.c: Ditto. * config/arm/arm.c: Ditto. * cfgrtl.c: Ditto. * collect2.c: Ditto. * reload1.c: Ditto. From-SVN: r110446
* tree-ssa-threadupdate.c (threaded_edges): New VEC to hold edge pairs.Jeff Law2006-01-111-10/+66
| | | | | | | | | | | | | | | | | | | | | | | * tree-ssa-threadupdate.c (threaded_edges): New VEC to hold edge pairs. (mark_threaded_blocks, register_jump_thread): New functions. (thread_through_all_blocks): Remove unwanted argument. No longer rely on e->aux to communicate thread target info. Call mark_threaded_blocks. Release the threaded_blocks bitmap and threaded_edges vector when complete. * tree-ssa-dom.c (struct edge_info): Remove redirection_target field. (threaded_blocks): Remove. (tree_ssa_dominator_optimize): Remove initialization and finalization of threaded_blocks. Simplify call to thread_through_all_blocks. (thread_across_edge): Call register_jump_thread rather than storing thread information into e->aux. (free_all_edge_infos): Simplify now that e->aux is no longer used to communicate with thread_through_all_blocks. * tree-flow.h (thread_through_all_blocks): Update prototype. (register_jump_thread): Prototype. From-SVN: r109602
* tree-cfg.c (bsi_replace): Rename final argument from PRESERVE_EH_INFO to ↵Jeff Law2006-01-061-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | UPDATE_EH_INFO. * tree-cfg.c (bsi_replace): Rename final argument from PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last change (stmt -> orig_stmt). * tree-eh.c (verify_eh_throw_stmt_node): New function. (bsi_remove): Add new argument. Remove EH information if requested. (verify_eh_throw_table_statements): New function. (bsi_remove): Add new argument REMOVE_EH_INFO. All callers updated. * tree-optimize.c (execute_free_cfg_annotations): Verify the EH throw statement table after removing annotations. * except.h (verify_eh_throw_table_statements): Prototype. * tree-flow.h (bsi_remove): Update prototype. * tree-vrp.c (remove_range_assertions): Add new argument to bsi_remove call. * tree-ssa-loop-im.c (move_computations_stmt): Likewise. * tree-complex.c (expand_complex_div_wide): Likewise. * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise * tree-tailcall.c (eliminate_tailcall): Likewise. * tree-ssa-dse.c (dse_optimize_stmt): Likewise. * tree-ssa-loop-ivopts.c (remove_statement): Likewise. * tree-nrv.c (tree_nrv): Likewise. * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise. * tree-if-conv.c (tree_if_convert_cond_expr): Likewise. (combine_blocks): Likewise. * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise. * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise. (cleanup_control_flow): Likewise. (remove_forwarder_block): Likewise. * tree-ssa-pre.c (remove_dead_inserted_code): Likewise. * tree-sra.c (sra_replace): Likewise. * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise. (forward_propagate_single_use_vars): Likewise. * tree-ssa-dce.c (remove_dead_stmt): Likewise. * tree-inline.c (expand_call_inline): Likewise. * tree-vect-transform.c (vect_transform_loop): Likewise. * tree-outof-ssa.c (rewrite_trees): Likewise. * tree-cfg.c (make_goto_expr_edges): Likewise. (cleanup_dead_labels): Likewise. (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise. (bsi_move_before, bsi_move_after): Likewise. (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise (tree_redirect_edge_and_branch, tree_split_block): Likewise. From-SVN: r109421
* bb-reorder.c (copy_bb, [...]): Add argument to duplicate_block.Zdenek Dvorak2005-08-241-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument to duplicate_block. * cfghooks.c (duplicate_block): Added position where to place new block as argument. * cfghooks.h (duplicate_block): Declaration changed. * cfglayout.c (copy_bbs): Add argument after. Pass it to duplicate_block. * cfglayout.h (copy_bbs): Declaration changed. * cfgloop.h (loop_version): Declaration changed. * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass position to copy_bbs. (loop_version): Pass position to duplicate_loop_to_header_edge. Add place_after argument and position new blocks according to it. * modulo-sched.c (sms_schedule): Pass place_after argument to loop_version. * tracer.c (tail_duplicate): Pass argument to duplicate_block. * tree-cfg.c (split_edge_bb_loc): New function. (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc to determine position of new blocks. * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument to loop_version. * tree-ssa-threadupdate.c (create_block_for_threading): Pass argument to duplicate_block. * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Pass position to copy_bbs. From-SVN: r103437
* tree-ssa-dom.c (thread_across_edge): Remove updating here.Jan Hubicka2005-08-021-0/+2
| | | | | | | | * tree-ssa-dom.c (thread_across_edge): Remove updating here. (thread_block): Add it here. * update-threading.c: New test. From-SVN: r102648
* cfg.c (update_bb_profile_for_threading): More diagnostic.Jan Hubicka2005-07-151-0/+3
| | | | | | | * cfg.c (update_bb_profile_for_threading): More diagnostic. * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block. From-SVN: r102053
* Update FSF address.Kelley Cook2005-06-251-2/+2
| | | | From-SVN: r101317
* tree-ssa-threadupdate.c (struct thread_stats_d): Declare.Diego Novillo2005-06-071-0/+17
| | | | | | | | | | * tree-ssa-threadupdate.c (struct thread_stats_d): Declare. (thread_stats): New local variable. (redirect_edges): Increment count of threaded edges. (thread_through_all_blocks): Initialize thread_stats. Display number of threaded jumps if TDF_STATS is enabled. From-SVN: r100722
* basic-block.h, [...]: Don't include errors.h and include toplev.h if necessary.Kaveh R. Ghazi2005-06-011-1/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c, config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c, lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c, tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c, tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c, tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c, tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c, tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c, tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c, tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c, tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include errors.h and include toplev.h if necessary. * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include errors.h otherwise include toplev.h. * Makefile.in: Update dependencies. ada: * misc.c: Don't include errors.h. fortran: * fortran/trans-decl.c: Don't include errors.h. * fortran/Make-lang.in: Updates dependencies. java: * java/verify-glue.c: Don't include errors.h and include toplev.h. * java/Make-lang.in: Updates dependencies. treelang: * treelang/lex.l, treelang/parse.y: Don't include errors.h and include toplev.h. * treelang/Make-lang.in: Updates dependencies. From-SVN: r100420
* tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis): Update ↵Jan Hubicka2005-05-281-0/+3
| | | | | | | | | | | | | | | | | | | | profile. * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis): Update profile. * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in debug output. (tree_mod_subtract): Fix profile updating code. (tree_divmod_values_to_profile): Do not produce useless value profilers for divisions. * tree-prof.exp: Fix comment. * value-prof-1.c: New. * value-prof-2.c: New. * value-prof-3.c: New. * value-prof-4.c: New. From-SVN: r100298
* basic-block.h (basic_block_def): Add phi_nodes and predictions.Kazu Hirata2005-05-271-10/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * basic-block.h (basic_block_def): Add phi_nodes and predictions. Remove tree_annotations. * predict.c (tree_predicted_by_p, tree_predict_edge, combine_predictions_for_bb): Adjust references to predictions. * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call create_block_annotation. (create_block_annotation, free_blocks_annotatios, clear_blocks_annotations): Remove. (dump_cfg_stats): Don't print out the memory spent on bb_ann_d. (delete_tree_cfg_annotations): Don't call free_blocks_annotations. * tree-flow-inline.h (bb_ann): Remove. (phi_nodes, set_phi_nodes): Update references to phi_nodes. * tree-flow.h (bb_ann_d): Remove. * tree-if-conv.c (process_phi_nodes): Update a reference to phi_nodes. * tree-phinodes.c (reserve_phi_args_for_new_edge, create_phi_node, remove_phi_node): Likewise. * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann. * tree-ssa-dom.c (threaded_blocks): New. (tree_ssa_dominator_optimize): Initialize, clear, and free threaded_blocks. Update a call to thread_through_all_blocks. (thread_across_edge): Use threaded_blocks instead of setting incoming_edge_threaded. * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take a bitmap of blocks that are threaded through. * tree.h: Move the prototype of threaded_through_blocks to tree-flow.h. From-SVN: r100279
* re PR tree-optimization/21170 (Comments still mention rewrite_ssa_into_ssa.)Kazu Hirata2005-05-101-2/+2
| | | | | | | | PR tree-optimization/21170 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace rewrite_ssa_into_ssa in comments with update_ssa. From-SVN: r99540
* re PR tree-optimization/21380 (ICE compiling with -O)Jeff Law2005-05-061-1/+2
| | | | | | | | | | PR tree-optimization/21380 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not thread through a block with no preds. * gcc.c-torture/compile/pr21380.c: New test. From-SVN: r99324
* lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.Andrew MacLeod2005-04-051-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2005-04-05 Andrew MacLeod <amacleod@redhat.com> * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt. Use immediate use iterator. (stmt_is_bumper_for_loop): Use immediate use iterator. * predict.c (strip_builtin_expect): Use update_stmt. * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified on all elements of a STATEMENT_LIST. (bsi_insert_before, bsi_insert_after): Call update_modified_stmts. (bsi_remove): Remove imm_use links and mark the stmt as modified. (bsi_replace): Mark stmt as modified and the update it. * tree-complex.c (update_complex_assignment): Call mark_stmt_modified. (expand_complex_libcal): Call update_stmt. (expand_complex_comparison): Call mark_stmt_modified. (expand_complex_operations_1): Call update_stmt_if_modified. (expand_vector_operations_1): Call mark_stmt_modified. * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df, compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt, add_immediate_use, redirect_immediate_use, redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses, dump_immediate_uses_for, debug_immediate_uses_for): Delete. (mark_new_vars_to_rename): Call update_stmt. * tree-dump.c (dump_option_value_in): Add "stmtaddr". * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified. Ignore PHI nodes. (unmodify_stmt): Delete. (update_stmt): New. Force an update of a stmt. (update_stmt_if_modified): update a stmt if it is out of date. (get_stmt_operands): Verify stmt is NOT modified. (stmt_modified_p): Update comment. (delink_imm_use): Remove a use node from its immuse list. (link_imm_use_to_list): Link a use node to a specific list. (link_imm_use): Link a node to the correct list. (set_ssa_use_from_ptr): Set a use node to a specific value, and insert it in the correct list, if appropriate. (link_imm_use_stmt): Link a use node, and set the stmt pointer. (relink_imm_use): Link a use node in place of another node in a list. (relink_imm_use_stmt): LInk a node in place of another node, and set the stmt pointer. (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator. (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator. (first_safe_imm_use): New. Initialize a safe immuse iterator. (next_safe_imm_use): New. Proceed to next safe immuse iterator value. (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator. (first_readonly_imm_use): New. Initialize a fast immuse iterator. (next_readonly_imm_use): New. Get the next fast immuse iterator value. (has_zero_uses): New. Return true if there are no uses of a var. (has_single_use): New. Return true if there is only a single use of a variable. (single_imm_use): New. Return the simgle immediate use. (num_imm_uses): New. Return the number of immediate uses. (get_v_must_def_ops): Use is now a pointer. (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of the use node. (get_immediate_uses, num_immediate_uses, immediate_use): Delete. (delink_stmt_imm_use): Delink all immuses from a stmt. (phi_arg_index_from_use): New. Return a phi arg index for a use. * tree-flow.h (struct dataflow_d): Delete. (immediate_use_iterator_d): New. Immediate use iterator struct. (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration. (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration. (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe iteration. (struct stmt_ann_d): Remove dataflow_t from struct. * tree-if-conv.c (tree_if_conversion). Don't call free_df. (if_convertible_phi_p): Use FAST immuse iterator. (if_convertible_loop_p): Don't call compute_immediate_uses. (replace_phi_with_cond_modify_expr): Call update_stmt. * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call update_stmt_if_modified. (rewrite_all_into_ssa): Initialize ssa operands. * tree-loop-linear.c (linear_transform_loops): Don't call free_df or compute_immediate_uses. * tree-optimize.c (execute_todo): Call verify_ssa whenever the ssa_property is available. (execute_one_pass): Change parameters passed to execute_todo. * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt. (remove_ssa_form): Call fini_ssa_operands. (insert_backedge_copies): Delete call to modify_stmt. * tree-phinodes.c (make_phi_node): Initialize use nodes. (release_phi_node): Delink any use nodes before releasing. (resize_phi_node): Relink any use nodes. (remove_phi_arg_num): Delink the use node. (remove_phi_node): Release the ssa_name AFTER releasing the phi node. (remove_all_phi_nodes_for): Release phi node first. * tree-pretty-print.c (dump_generic_node): Print stmt address. * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified. (scalarize_use, scalarize_copy): Call update_stmt. * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts. (compute_points_to_and_addr_escape): Call mark_stmt_modified. * tree-ssa-cpp.c (need_imm_uses_for): Delete. (ccp_initialize): Remove call to compute_immediate_uses. (substitute_and_fold, execute_fold_all_builtins): Call update_stmt. * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified stmts. (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified. (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified. (eliminate_redundant_computations): Call mark_stmt_modified. (cprop_operand): Call mark_stmt_modified. (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified. * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete. (dse_optimize_stmt): Use new immuse interface. (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df. * tree-ssa-forwprop.c (need_imm_uses_for): Delete. (substitute_single_use_vars): Use new immuse interface. (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df and compute_immediate_uses. * tree-ssa-loop-im.c (single_reachable_address): Use new immuse interface. (rewrite_mem_refs): Call update_stmt. (determine_lsm): Remove call to compute_imm_uses and free_df. * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt. (try_unroll_loop_completely): Call update_stmt. * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt. (rewrite_use_compare): Call update_stmt. (compute_phi_arg_on_exit): Insert each stmt before trying to process. (rewrite_use) : Call update_stmt. * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call. * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call update_stmt. * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration. (allocate_use_optype, allocate_vuse_optype): Adjust allocation size. (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink use nodes. (initialize_vuse_operand): New. Initialize a vuse operand. (initialize_v_may_def_operand): New. Initialize a maydef operand. (initialize_v_must_def_operand): New. Initialize a mustdef operand. (finalize_ssa_defs): Use stmt parameter. (correct_use_link): Ensure a use node is in the correct list, and has the correct stmt pointer. (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs): Also initialize use nodes. (finalize_ssa_stmt_operands): Pass extra stmt operands. (build_ssa_operands): Seperate parsing from final operand construction. (parse_ssa_operands): New. Parse entry point for operand building. (swap_tree_operands): New. Swap 2 tree operands. (update_stmt_operands): Ranamed from get_stmt_operands. Always builds operands. (get_expr_operands): Call swap_tree_operands when needed. (copy_virtual_operands): Use initialize routines for virtual use ops. (create_ssa_artficial_load_stmt): Add extra stmt parameter. (verify_abort): New. Issue imm_use error. (verify_imm_links): New Verify imm_use links for a var. (dump_immediate_uses_for): New. Dump imm_uses for a var to file. (dump_immediate_uses): New. Dump imm_uses for all vars to file. (debug_immediate_uses): New. Dump imm_uses for all vars to stderr. (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr. * tree-ssa-operands.h (struct use_operand_ptr): Delete. (NULL_USE_OPERAND_P) Define. (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate use node. (struct vuse_operand_type): New struct. (SET_USE): Call set_ssa_use_from_ptr. (USE_STMT): Define. (PHI_ARG_INDEX_FROM_USE): Define. * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi argument via SET_USE, not PHI_ARG_DEF_TREE. * tree-ssa-pre.c (eliminate): Call update_stmt. * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't call free_df. * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator. (nearest_common_dominator_of_uses): Use imm_use iterator. (statement_sink_location): Use imm_use iterator and interface. (execute_sink_code): Don't call compute_immediate_uses or free-df. * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use PHI_ARG_DEF, not PHI_ARG_DEF_TREE. * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info. (verify_ssa): Ensure no stmt is marked modify after optimization pass if new parameter is true. (init_tree_ssa): Don't initialize operand cache here. (delete_tree_ssa): Don't destroy operand cache here. (propagate_into_addr): Pass in a use pointer, return true if anything was changed. (replace_immediate_uses): Use imm_use iterator, call update_stmt. (check_phi_redundancy): Use imm_use iterator. (kill_redundant_phi_nodes): Don't call compute_immediate_uses or free_df. * tree-ssanames.c (make_ssa_name): Initialize imm_use node. (release_ssa_name): Delink node and all elements in its imm_use list. * tree-tailcall.c (adjust_return_value): Call update_stmt. * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator. * tree-vectorizer.c (need_imm_uses_for): Delete. (vectorize_loops): Dont call compute_immediate_uses or free_df. * tree.h (struct ssa_imm_use_d): Define. (SSA_NAME_IMM_USE_NODE): Define. (struct tree_ssa_name): Add imm_use node. (PHI_DF): Delete. (PHI_ARG_IMM_USE_NODE): Define. (struct phi_arg_d): Add imm_use node. (struct tree_phi_node): Remove struct dataflow_d element. (TDF_STMTADDR): Define. From-SVN: r97648
* basic-block.h (single_succ_p, [...]): New inline functions.Zdenek Dvorak2005-03-111-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * basic-block.h (single_succ_p, single_pred_p, single_succ_edge, single_pred_edge, single_succ, single_pred): New inline functions. * bb-reorder.c (rotate_loop, find_traces_1_round, add_labels_and_missing_jumps, fix_up_fall_thru_edges, duplicate_computed_gotos): Use the single_succ/pred functions. * cfganal.c (forwarder_block_p): Ditto. * cfgbuild.c (compute_outgoing_frequencies): Ditto. * cfgcleanup.c (try_simplify_condjump, try_forward_edges, outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg, merge_seq_blocks): Ditto. * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto. * cfglayout.c (fixup_reorder_chain): Ditto. * cfgloop.c (mark_single_exit_loops, update_latch_info, canonicalize_loop_headers, verify_loop_structure): Ditto. * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge, mfb_update_loops, create_preheader, force_single_succ_latches, create_loop_notes): Ditto. * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump, force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge, commit_one_edge_insertion, purge_dead_edges, cfg_layout_can_merge_blocks_p): Ditto. * except.c (sjlj_emit_function_enter): Ditto. * flow.c (init_propagate_block_info): Ditto. * function.c (thread_prologue_and_epilogue_insns): Ditto. * gcse.c (find_implicit_sets, bypass_conditional_jumps, insert_insn_end_bb): Ditto. * ifcvt.c (merge_if_block, find_if_block, find_if_case_1, find_if_case_2): Ditto. * lambda-code.c (perfect_nestify): Ditto. * lcm.c (optimize_mode_switching): Ditto. * loop-doloop.c (doloop_modify): Ditto. * loop-init.c (loop_optimizer_init): Ditto. * loop-iv.c (simplify_using_initial_values): Ditto. * loop-unroll.c (unroll_loop_runtime_iterations): Ditto. * loop-unswitch.c (unswitch_loop): Ditto. * modulo-sched.c (generate_prolog_epilog): Ditto. * predict.c (combine_predictions_for_insn, estimate_probability, tree_estimate_probability, last_basic_block_p, estimate_bb_frequencies): Ditto. * profile.c (branch_prob): Ditto. * regrename.c (copyprop_hardreg_forward): Ditto. * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto. * tracer.c (layout_superblocks): Ditto. * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks, cfg_remove_useless_stmts_bb, cleanup_control_flow, cleanup_control_expr_graph, disband_implicit_edges, tree_find_edge_insert_loc, bsi_commit_edge_inserts, tree_verify_flow_info, tree_make_forwarder_block, tree_forwarder_block_p, remove_forwarder_block, remove_forwarder_block_with_phi, merge_phi_nodes): Ditto. * tree-if-conv.c (tree_if_conversion): Ditto. * tree-mudflap.c (mf_build_check_statement_for): Ditto. * tree-ssa-dce.c (remove_dead_stmt): Ditto. * tree-ssa-dom.c (dom_opt_finalize_block): Ditto. * tree-ssa-loop-ch.c (should_duplicate_loop_header_p, copy_loop_headers): Ditto. * tree-ssa-loop-im.c (loop_commit_inserts): Ditto. * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto. * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos, lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto. * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto. * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto. * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto. * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto. * tree-ssa-threadupdate.c (redirect_edges): Ditto. * tree-tailcall.c (independent_of_stmt_p, find_tail_calls, eliminate_tail_call, tree_optimize_tail_calls_1): Ditto. * tree-vect-analyze.c (vect_analyze_loop_form): Ditto. * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto. * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard, slpeel_add_loop_guard): Ditto. From-SVN: r96292
* tree-cfg.c (find_taken_edge_computed_goto): New function.Jeff Law2005-03-071-3/+4
| | | | | | | | | | | | | | | | | | | * tree-cfg.c (find_taken_edge_computed_goto): New function. (find_taken_edge): Call find_taken_edge_computed_goto as appropriate. Allow any gimple invariant rather than just INTEGER_CST for VAL. (cleanup_control_flow): Cleanup a computed goto which has turned into a simple goto. (tree_merge_blocks): If block B has any forced labels, move them to the start of block A. * tree-ssa-dom.c (thread_across_edge): Allow threading across computed gotos as well. * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle removal of unnecessary computed gotos too. (lookup_redirection_data): Fix type of INSERT argument. Callers updated. From-SVN: r96084
* basic-block.h (rediscover_loops_after_threading): Declare.Jeff Law2005-03-041-4/+255
| | | | | | | | | | | | | | | | | | | | | | | | * basic-block.h (rediscover_loops_after_threading): Declare. * tree-ssa-dom.c: Include cfgloop.h. (tree_ssa_dominator_optimize): Discover loops and some basic properties. Remove forwarder blocks recreated by loop header canonicalization. Also mark backedges in the CFG. * tree-ssa-threadupdate.c: Include cfgloop.h (rediscover_loops_after_threading): Define. (struct local_info): New field, JUMP_THREADED. (prune_undesirable_thread_requests): New function. (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded then record that fact for the callers of redirct_edges. (thread_block): If BB has incoming backedges, then call prune_undesirable_thraed_requests. Note when we are going to have to rediscover loop information. Return a boolean indicating if any jumps were threaded. (thread_through_all_blocks): Bubble up boolean indicating if any jumps were threaded. * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h (tree-ssa-threadupdate.o): Similarly. From-SVN: r95903
* c-common.def, [...]: Update copyright.Kazu Hirata2005-01-271-1/+1
| | | | | | | | | | * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c, cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h, tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c, config/avr/avr.md, config/cris/aout.h, config/cris/cris.h, config/mips/iris6.h, config/sh/sh.c: Update copyright. From-SVN: r94328
* tree-flow-inline.h (phi_arg_from_edge): Remove.Kazu Hirata2005-01-241-1/+1
| | | | | | | | | * tree-flow-inline.h (phi_arg_from_edge): Remove. * tree-flow.h: Remove the corresponding prototype. * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c, tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge. From-SVN: r94183
* tree-phinodes.c (add_phi_arg): Take "tree" instead of "tree *" as the first ↵Kazu Hirata2004-11-251-1/+1
| | | | | | | | | | | | | | argument. * tree-phinodes.c (add_phi_arg): Take "tree" instead of "tree *" as the first argument. * tree-flow.h: Update the prototype of add_phi_arg. * lambda-code.c, tree-cfg.c, tree-into-ssa.c, tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa-pre.c, tree-ssa-threadupdate.c, tree-ssa.c, tree-tailcall.c, tree-vectorizer.c: Update all call sites of add_phi_arg. From-SVN: r91307
* tree-ssa.c (ssa_remove_edge): Remove.Kazu Hirata2004-11-221-1/+1
| | | | | | | | | | | * tree-ssa.c (ssa_remove_edge): Remove. * tree-flow.h: Remove the corresponding prototype. * tree-cfg.c: Replace ssa_remove_edge with remove_edge. * basic-block.h: Likewise. * tree-if-conv.c: Likewise. * tree-ssa-threadupdate.c: Likewise. From-SVN: r91039
* tree-ssa-threadupdate.c (redirection_data_hash): Use the index of the ↵Jeff Law2004-11-211-1/+1
| | | | | | | | | | destination block for the hash value rather than hashing a... * tree-ssa-threadupdate.c (redirection_data_hash): Use the index of the destination block for the hash value rather than hashing a pointer. From-SVN: r90980
* tree-ssa-threadupdate.c, [...]: Fix comment typos.Kazu Hirata2004-11-201-2/+2
| | | | | | | | * tree-ssa-threadupdate.c, tree-vectorizer.c: Fix comment typos. * config/arm/arm.c: Follow spelling conventions. From-SVN: r90963
* tree-ssa-threadupdate.c: Replace REDIRECTION_DATA varray with a hash table.Jeff Law2004-11-191-158/+321
| | | | | | | | | | | | | | | | | | | * tree-ssa-threadupdate.c: Replace REDIRECTION_DATA varray with a hash table. Extensive modifications throughout to support that change. (struct el): New. (struct local_info): New. (struct redirection_data): Add new INCOMING_EDGES and DO_NOT_DUPLICATE fields. (redirection_data): Now a hashtable. (redirection_data_hash, redirection_data_eq): New. (lookup_redirection_data, create_duplicates): New. (create_edge_and_update_destionation_phis): New. (fixup_template_block, redirect_edges): New. (thread_block): Use hash table traversals instead of loops over varray entries or incoming edge vectors. From-SVN: r90941
* tree-ssa-threadupdate.c (copy_phis_to_block): Remove.Kazu Hirata2004-11-091-34/+1
| | | | | | | | * tree-ssa-threadupdate.c (copy_phis_to_block): Remove. (thread_block): Call flush_pending_stmt instead of copy_phis_to_block. From-SVN: r90359
* tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI arguments using ↵Kazu Hirata2004-11-021-16/+14
| | | | | | | | | | | PENDING_STMT. * tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI arguments using PENDING_STMT. (thread_block): Call copy_phis_to_block after redirecting an edge. From-SVN: r89983
* alias.c, [...]: Fix comment formatting.Kazu Hirata2004-10-221-1/+1
| | | | | | | | | | | | | | * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h, final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def, lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c, pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c, tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c, tree-scalar-evolution.c, tree-ssa-dom.c, tree-ssa-loop-manip.c, tree-ssa-loop-niter.c, tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c, tree-vectorizer.c, vec.h: Fix comment formatting. From-SVN: r89453
* tree-ssa-threadupdate.c (create_block_for_threading): Request that no ↵Jeff Law2004-09-281-41/+64
| | | | | | | | | | | | | | | | | | | | | outgoing edges be left in the duplicate block. * tree-ssa-threadupdate.c (create_block_for_threading): Request that no outgoing edges be left in the duplicate block. Do no update information on outgoing edges or PHI nodes in target blocks here. (remove_ctrl_stmt_and_useless_edges): Renamed from remove_last_stmt_and_useless_edges. Handle case where the block is empty or has no control statements. Do not update edge flags here. (thread_block): Create a template block rather than copying the original block every time. Create outgoing edges from the duplicate blocks and update PHIs at the target of the outgoing edges here. Fix edge flags for the original block if necessary. * cfghooks (duplicate_block): No longer assert that the original block has incoming edges. From-SVN: r88267
* backport: basic-block.h: Include vec.h, errors.h.Ben Elliston2004-09-281-21/+21
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 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
* cfg.c, [...]: Fix comment typos.Kazu Hirata2004-09-201-2/+2
| | | | | | | * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix comment typos. From-SVN: r87753
* basic-block.h (update_bb_profile_after_threading): Declare.Jan Hubicka2004-09-191-0/+8
| | | | | | | | | | | * basic-block.h (update_bb_profile_after_threading): Declare. * cfg.c (update_bb_profile_after_threading): Break out from ... * cfgcleanup.c (try_forward_edges): ... here; use it. * tree-ssa-dom.c (thread_across_edge): Use it. * tree-ssa-threadupdate.c (create_block_for_threading): Zero out profile of the new BB. From-SVN: r87730
* alias.c, [...]: Fix comment typos.Kazu Hirata2004-09-181-1/+1
| | | | | | | | | | | * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c, gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c, optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c, tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-threadupdate.c: Fix comment typos. From-SVN: r87707
* c-common.c, [...]: Fix comment typos.Kazu Hirata2004-09-101-1/+1
| | | | | | | | | * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c, tree-data-ref.c, tree-flow.h, tree-ssa-operands.c, tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h, value-prof.c: Fix comment typos. Follow spelling conventions. From-SVN: r87288
* targhooks.c (default_unwind_emit, [...]): Use gcc_assert, gcc_unreachable & ↵Giovanni Bajo2004-09-091-5/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | internal_error instead of abort. * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p): 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. Co-Authored-By: Nathan Sidwell <nathan@codesourcery.com> From-SVN: r87223
* c-common.c, [...]: Fix comment typos.Kazu Hirata2004-09-051-1/+1
| | | | | | | | | | | | | | * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h, et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h, hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c, tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c, tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-loop-niter.c, tree-ssa-operands.c, tree-ssa-operands.h, tree-ssa-propagate.c, tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c, vec.c, vec.h: Fix comment typos. Follow spelling conventions. From-SVN: r87104
* re PR middle-end/17044 (libgcc2.c:169: internal compiler error: Segmentation ↵John David Anglin2004-08-241-11/+5
| | | | | | | | | | | fault) PR middle-end/17044 * tree-ssa-threadupdate.c (redirection_data): Make static. (thread_block): Use ggc_alloc_cleared to allocate struct redirection_data. Don't free elements in redirection_data. From-SVN: r86519
* Makefile.in (OBJC-common): Add tree-ssa-threadupdate.cJeff Law2004-08-091-0/+421
* Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c (tree-ssa-threadupdate.o): Add dependencies. * tree-ssa-threadupdate.c: New file. * tree-flow.h (incoming_edge_threaded): New flag in block annotation. (rewrite_vars_out_of_ssa): Remove prototype. (cleanup_tree_cfg): Returns a bool. * tree.h (thread_through_all_blocks): Prototype. * tree-outof-ssa.c (SSANORM_*): Move into here. (remove_ssa_form): Now static. (rewrite_vars_out_of_ssa): Kill. * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill. * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c. (remove_ssa_form, register_partitions_for_vars): Kill declarations. * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if anything was changed. * tree-phinodes.c (add_phi_arg): Get the block for the PHI from the PHI's annotation rather than the edge associated with the new argument. * tree-ssa-dom.c (redirection_edges): Kill. (redirect_edges_and_update_ssa_graph): Kill. (tree_ssa_dominator_optimize): Do not reset forwardable flag for blocks anymore. Do not initialize redirection_edges. Call thread_through_all_blocks. Simplify code for cleanup of the CFG and iterating. No longer call cleanup_tree_cfg outside the iteration loop. (thread_across_edge): No longer mess with forwardable blocks. From-SVN: r85721