aboutsummaryrefslogtreecommitdiff
path: root/gcc/lambda-code.c
AgeCommit message (Collapse)AuthorFilesLines
2008-01-16lambda-code.c (lambda_transform_legal_p): Handle the case of no dependences ↵Sebastian Pop1-2/+7
in the dependence_relations vector. 2008-01-16 Sebastian Pop <sebastian.pop@amd.com> * lambda-code.c (lambda_transform_legal_p): Handle the case of no dependences in the dependence_relations vector. From-SVN: r131577
2008-01-09re PR tree-optimization/34017 (ICE in lambda_loopnest_to_gcc_loopnest with ↵Sebastian Pop1-4/+9
-O2 -ftree-loop-linear) 2008-01-09 Sebastian Pop <sebastian.pop@amd.com> PR tree-optimization/34017 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code also for PHI_NODE expressions. * gcc.dg/tree-ssa/pr34017.c: New. From-SVN: r131435
2007-12-21lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix typo.Sebastian Pop1-2/+2
2007-12-21 Sebastian Pop <sebastian.pop@amd.com> * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix typo. From-SVN: r131123
2007-12-18re PR tree-optimization/34123 (verify_ssa failed with -ftree-loop-linear)Sebastian Pop1-101/+127
2007-12-18 Sebastian Pop <sebastian.pop@amd.com> PR tree-optimization/34123 * lambda-code.c (can_duplicate_iv): New. (cannot_convert_modify_to_perfect_nest): New. (cannot_convert_bb_to_perfect_nest): New. (can_convert_to_perfect_nest): Split up. * gcc.dg/tree-ssa/pr34123.c: New test. From-SVN: r131040
2007-10-19re PR tree-optimization/23820 (ICE in lambda_loopnest_to_gcc_loopnest, at ↵Sebastian Pop1-4/+14
lambda-code.c:1982) 2007-10-19 Sebastian Pop <sebastian.pop@amd.com> PR tree-optimization/23820 PR tree-optimization/24309 PR tree-optimization/33766 * testsuite/gcc.dg/tree-ssa/pr23820.c: New. * testsuite/gcc.dg/tree-ssa/pr24309.c: New. * testsuite/gcc.dg/tree-ssa/pr33766.c: New. * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed. * tree-loop-linear.c (perfect_loop_nest_depth): New. (linear_transform_loops): Use perfect_loop_nest_depth. * lambda-code.c (perfect_nest_p): Outer loops in perfect nests should have a single condition: their exit. From-SVN: r129494
2007-10-03re PR tree-optimization/33576 (segfault in extract_muldiv for cpu2006 benchmark)Sebastian Pop1-2/+3
2007-10-03 Sebastian Pop <sebastian.pop@amd.com> PR tree-optimization/33576 * testsuite/gcc.dg/tree-ssa/pr33576.c: New. * tree-loop-linear.c (linear_transform_loops): Call remove_iv. * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter. (remove_iv): Declared. * lambda-code.c (remove_iv): Not static. (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs. Don't remove ivs there, save ivs in the buffer. From-SVN: r128986
2007-09-07tree-loop-linear.c: Include obstack.h.Laurynas Biveinis1-47/+71
2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com> * tree-loop-linear.c: Include obstack.h. (linear_transform_loops): New obstack lambda_obstack. Initialize it, pass it to gcc_loopnest_to_lambda_loopnest, lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls and free afterwards. * lambda.h (struct obstack): New forward declaration. (lambda_linear_expression_new): New parameter of type struct obstack *. (lambda_loopnest_new): Likewise. (lambda_loopnest_transform): Likewise. (lambda_body_vector_new): Likewise. (lambda_body_vector_compute_new): Likewise. (gcc_loopnest_to_lambda_loopnest): Likewise. (lambda_loopnest_to_gcc_loopnest): Likewise. * lambda-code.c: Include obstack.h. (lambda_lattice_new): New parameter lambda_obstack. Use it for allocation of ret. (lambda_body_vector_new): Likewise. (lambda_linear_expression_new): Likewise. (lambda_lattice_new): Likewise. (lambda_loopnest_new): Likewise. Additionally use obstack to allocate LN_LOOPS(ret). (lambda_lattice_compute_base): New parameter lambda_obstack. Pass it to lambda_lattice_new. (lambda_body_vector_compute_new): New parameter lambda_obstack. Pass it to lambda_body_vector_new. (lambda_lattice_compute_base): New paramater lambda_obstack. Pass it to lambda_lattice_new. (compute_nest_using_fourier_motzkin): New parameter lambda_obstack. Pass it to lambda_loopnest_new, lambda_linear_expression_new. (lambda_compute_target_space): Likewise. (lambda_compute_auxillary_space): New parameter lambda_obstack. Pass it to lambda_lattice_compute_base and compute_nest_using_fourieer_motzkin. (lambda_loopnest_transform): New parameter lambda_obstack. Pass it to lambda_lattice_compute_base, lambda_lattice_auxillary_space and lambda_lattice_compute_target_space. (gcc_tree_to_linear_expression): Nex parameter lambda_obstack. Pass it to lambda_linear_expression_new. (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it to gcc_tree_to_linear_expression. (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack. Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new. (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack. Pass it to lambda_body_vector_new and lambda_body_vector_compute_new. * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency. (lambda-code.o): Likewise. From-SVN: r128219
2007-07-26Change copyright header to refer to version 3 of the GNU General Public ↵Nick Clifton1-4/+3
License and to point readers at the COPYING3 file and the FSF's license web page. From-SVN: r126948
2007-07-09tree-scalar-evolution.c (scev_const_prop): Add arguments to ↵Zdenek Dvorak1-1/+2
force_gimple_operand_bsi. * tree-scalar-evolution.c (scev_const_prop): Add arguments to force_gimple_operand_bsi. * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr, rewrite_use_compare): Ditto. * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref): Ditto. * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto. * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto. * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto. * tree-profile.c (prepare_instrumented_value, tree_gen_interval_profiler, tree_gen_pow2_profiler, tree_gen_one_value_profiler, tree_gen_ic_profiler, tree_gen_ic_func_profiler, tree_gen_average_profiler, tree_gen_ior_profiler): Ditto. * tree-ssa-reassoc.c (negate_value): Ditto. * matrix-reorg.c (transform_access_sites, transform_allocation_sites): Use force_gimple_operand_bsi. * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto. * tree-if-conv.c (add_to_dst_predicate_list, find_phi_replacement_condition): Ditto. * gimplify.c (force_gimple_operand_bsi): Add before and m arguments. Call mark_symbols_for_renaming for new statements. * tree-flow.h (force_gimple_operand_bsi): Declaration changed. From-SVN: r126500
2007-06-10lambda-code.c (remove_iv): New.Jan Sjodin1-0/+42
* lambda-code.c (remove_iv): New. (lambda_loopnest_to_gcc_loopnest): Use remove_iv. Co-Authored-By: Sebastian Pop <sebpop@gmail.com> From-SVN: r125605
2007-06-06lambda-code.c (struct lambda_lattice_s): Add a name to the struct.Thomas Neumann1-8/+8
* lambda-code.c (struct lambda_lattice_s): Add a name to the struct. (lambda_body_vector_new): Use type safe memory macros. (lambda_linear_expression_new): Likewise. (lambda_loopnest_new): Likewise. (lambda_lattice_new): Likewise. (replace_uses_equiv_to_x_with_y): Cast according to the coding conventions. Use type safe memory macros. * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct. (lambda_body_vector_s): Likewise. * lambda-mat.c (lambda_matrix_new): Use type safe memory macros. * lambda-trans.c (lambda_trans_matrix_new): Likewise. From-SVN: r125491
2007-06-06lambda.h (build_linear_expr): New.Jan Sjodin1-231/+59
* lambda.h (build_linear_expr): New. * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression): Use build_linear_expr, call fold and force_gimple_operand. (lambda_loopnest_to_gcc_loopnest): Check that there is something to insert. * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New. Co-Authored-By: Sebastian Pop <sebpop@gmail.com> From-SVN: r125355
2007-06-03cfgloopmanip.c (remove_path, [...]): Change dom_bbs to vector.Zdenek Dvorak1-1/+1
* 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
2007-05-30tree-scalar-evolution.c (scev_const_prop): Do not create labels.Zdenek Dvorak1-2/+2
* tree-scalar-evolution.c (scev_const_prop): Do not create labels. * tree-ssa-sink.c (statement_sink_location): Return basic block and bsi of the location where statements should be inserted. (sink_code_in_bb): Take bsi from statement_sink_location. * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels instead of bsi_start. * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to bsi_insert_after. * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after. (bsi_move_before): Document inconsistency with bsi_move_after. (tree_redirect_edge_and_branch): Do not create labels if not necessary. From-SVN: r125181
2007-05-11tree-loop-linear.c (gather_interchange_stats, [...]): Use loop_depth and ↵Zdenek Dvorak1-3/+2
loop_outer accessor functions. * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops): Use loop_depth and loop_outer accessor functions. * tree-ssa-loop-im.c (outermost_invariant_loop, set_level, determine_invariantness_stmt, move_computations_stmt): Ditto. * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path, add_loop, loopify, unloop, fix_loop_structure): Ditto. * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto. * tree-scalar-evolution.c (interpret_loop_phi, compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop, instantiate_parameters_1, scev_const_prop): Ditto. * cfghooks.c (make_forwarder_block): Ditto. * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto. * modulo-sched.c (loop_canon_p): Ditto. * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_can_duplicate_loop_p): Ditto. * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto. * tree-cfg.c (tree_duplicate_sese_region): Ditto. * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit, cancel_loop, verify_loop_structure): Ditto. (flow_loop_nested_p, superloop_at_depth, flow_loop_free, add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the superloops vector instead of "pred" array. (establish_preds): Take father loop as an argument. Initialize the superloops vector. (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not initialize loop->outer. (flow_loop_tree_node_remove): Truncate the superloops vector. * cfgloop.h (struct loop): Removed field "outer", fields "depth" and "pred" merged to "superloops" vector. (loop_depth, loop_outer): New. (fel_init): Use loop_outer. From-SVN: r124619
2007-05-03re PR tree-optimization/30565 (ICE with -O1 -ftree-pre -ftree-loop-linear)Zdenek Dvorak1-1/+2
PR tree-optimization/30565 * lambda-code.c (perfect_nestify): Fix updating of dominators. * gcc.dg/tree-ssa/loop-27.c: New test. From-SVN: r124378
2007-04-27tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to transform only ↵Zdenek Dvorak1-4/+2
GIMPLE_MODIFY_STMTs. * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to transform only GIMPLE_MODIFY_STMTs. * tree-complex.c (expand_complex_operations_1): Ditto. (expand_complex_div_wide): Do not create gotos in COND_EXPR branches. * tree-ssa-loop-manip.c (build_if_stmt): Removed. (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR branches. * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2, tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto. * omp-low.c (expand_parallel_call, expand_omp_for_generic, expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto. * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes, slpeel_add_loop_guard): Ditto. * tree-mudflap.c (mf_build_check_statement_for): Ditto. * lambda-code.c (perfect_nestify): Ditto. * tree-iterator.c (tsi_split_statement_list_before): Fix splitting before the first statement. * tree-optimize.c (execute_free_datastructures): Fix comments. (execute_free_cfg_annotations): Do not call disband_implicit_edges. * tree-flow.h (disband_implicit_edges): Declaration removed. * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR branches. (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs without gotos. (disband_implicit_edges, has_label_p): Removed. (tree_verify_flow_info): Verify that COND_EXPR branches are empty. (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR branches. * tree.c (build3_stat): Mark COND_EXPRs used as statements as having side effects. * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges also for COND_EXPRs. * cfgexpand.c (label_rtx_for_bb): New function. (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches. Use label_rtx_for_bb to find the labels. (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the last block. Detect fallthru edges. From-SVN: r124214
2007-03-12re PR middle-end/30835 (ICE with -O2 -ftree-loop-linear)Zdenek Dvorak1-2/+3
PR tree-optimization/30835 * lambda-code.c (can_convert_to_perfect_nest): Check whether bb_for_stmt is not NULL before accessing it. From-SVN: r122866
2007-02-25extend.texi: Document optional priority argument to constructors and ↵Mark Mitchell1-2/+2
destructors. * doc/extend.texi: Document optional priority argument to constructors and destructors. * tree.c (init_priority_for_decl): Adjust GTY markers. (init_ttree): Use priority-info hash functions for init_priority_for_decl. (tree_map_eq): Rename to ... (tree_map_base_eq): ... this. (tree_map_marked_p): Rename to ... (tree_map_base_marked_p): ... this. (tree_map_base_hash): New function. (decl_init_priority_lookup): Rework. (decl_fini_priority_lookup): New function. (decl_priority_info): New function. (decl_init_priority_insert): Use it. (decl_fini_priority_insert): Likewise. (decl_restrict_base_lookup): Adjust for refactoring of tree_map hierarchy. (decl_restrict_base_insert): Likewise. (decl_debug_expr_insert): Likewise. (decl_value_expr_lookup): Likewise. (decl_value_expr_insert): Likewise. * tree.h (priority_type): New type. (decl_init_priority_lookup): Use priority_type. (decl_fini_priority_lookup): New function. (decl_init_priority_insert): Use priority_type. (decl_fini_priority_insert): New function. (DECL_HAS_INIT_PRIORITY): Tweak comments. (DECL_INIT_PRIORITY): Likewise. (SET_DECL_INIT_PRIORITY): Add comment. (DECL_FINI_PRIORITY): New macro. (SET_DECL_FINI_PRIORITY): Likewise. (DEFAULT_INIT_PRIORITY): Document. (MAX_INIT_PRIORITY): Likewise. (MAX_RESERVED_INIT_PRIORITY): Likewise. (tree_map_base): New type. (tree_map_base_eq): New function. (tree_map_base_hash): Likewise. (tree_map_base_marked_p): Likewise. (tree_map): Inherit from tree_map_base. (tree_map_eq): Make it a macro. (tree_map_marked_p): Likewise. (tree_int_map): Inherit from tree_map_base. (tree_int_map_eq): Make it a macro. (tree_int_map_hash): Likewise. (tree_int_map_marked_p): Likewise. (tree_priority_map): New type. (tree_priority_map_eq): New macro. (tree_priority_map_hash): Likewise. (tree_priority_map_marked_p): Likewise. * varasm.c (emults_decl): Adjust for refactoring of tree_map hierarchy. (emutls_common_1): Likewise. * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise. * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring of tree_map hierarchy. * tree-cfg.c (move_stmt_r): Likewise. (new_label_mapper): Likewise. * c-tree.h (c_expand_body): Move to ... * c-common.h (c_expand_body): ... here. * c-decl.c (c_expand_body): Move to ... * c-common.c (c_expand_body): ... here. (c_common_attribute_table): Allow 1 argument for the constructor and destructor attributes. (get_priority): New function. (handle_constructor_attribute): Set DECL_INIT_PRIORITY. (handle_destructor_attribute): Set DECL_FINI_PRIORITY. * cp-tree.h (static_ctors): Remove. * cp-tree.h (static_dtors): Likewise. * cp-objcp-common.c (decl_shadowed_for_var_lookup): Adjust for refactoring of tree_map hierarchy. (decl_shadowed_for_var_insert): Likewise. * semantics.c (expand_body): Use c_expand_body. (expand_or_defer_fn): Don't update static_ctors or static_dtors. * decl2.c (static_ctors): Remove. (static_dtors): Likewise. (generate_ctor_or_dtor_function): Pass NULL_TREE to objc_generate_static_init_call. Do not call static_[cd]tors. (generate_ctor_and_dtor_functions_for_priority): Do not check for static_[cd]tors. (cp_write_global_declarations): Likewise. * decl.c (annotate_value): Adjust for refactoring of tree_map hierarchy. * gcc.dg/initpri1.c: New test. * gcc.dg/initpri2.c: Likewise. * g++.dg/special/initpri1.C: New test. * g++.dg/special/initpri2.C: Likewise. * g++.dg/special/conpr-1.C: Use init_priority effective target. * g++.dg/special/conpr-2.C: Likewise. * g++.dg/special/conpr-3.C: Likewise. * g++.dg/special/conpr-4.C: Likewise. * g++.dg/special/initp1.C: Likewise. * g++.dg/special/ecos.exp: Remove code to detect availability of constructor priorities. * lib/target-support.exp (target_init_priority): New function. From-SVN: r122315
2007-02-19function.c (gimplify_parameters): Call build_gimple_modify_stmt instead of ↵Roger Sayle1-31/+33
calling build2 with a GIMPLE_MODIFY_STMT. * function.c (gimplify_parameters): Call build_gimple_modify_stmt instead of calling build2 with a GIMPLE_MODIFY_STMT. * gimple-low.c (lower_function_body, lower_builtin_setjmp): Likewise. * gimplify.c (build_stack_save_restore, gimplify_return_expr, gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr, gimplify_init_ctor_eval_range, gimple_push_cleanup, gimplify_omp_for, gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos, force_gimple_operand): Likewise. * ipa-cp.c (constant_val_insert): Likewise. * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y, perfect_nestify): Likewise. * langhooks.c (lhd_omp_assignment): Likewise. * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses, lower_copyprivate_clauses, lower_send_clauses, lower_send_shared_vars, expand_parallel_call, expand_omp_for_generic, expand_omp_for_static_nochunk, expand_omp_for_static_chunk, expand_omp_sections, lower_omp_single_copy, lower_omp_for_lastprivate, lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise. * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2, tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Likewise. From-SVN: r122120
2007-01-12loop.texi: Document recording of loop exits.Zdenek Dvorak1-1/+0
* doc/loop.texi: Document recording of loop exits. * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop. (update_single_exits_after_duplication, update_single_exit_for_duplicated_loop, update_single_exit_for_duplicated_loops): Removed. (duplicate_loop_to_header_edge): Do not call update_single_exits_after_duplication and update_single_exit_for_duplicated_loops. (loop_version): Do not update single_exit information. (fix_loop_structure): Use record_loop_exits instead of mark_single_exit_loops. * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update the lists of loop exits. * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force, split_edge, merge_blocks): Update the lists of loop exits. * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init. * loop-init.c (loop_optimizer_init): Call record_loop_exits instead of mark_single_exit_loops. (loop_optimizer_finalize): Call release_recorded_exits. * tree-ssa-loop.c (tree_loop_optimizer_init): Pass LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init. * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not update single exit information. * lambda-code.c (perfect_nestify): Ditto. * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop. (mark_single_exit_loops): Removed. (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free, get_exit_descriptions, rescan_loop_exit, record_loop_exits, dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New functions. (get_loop_exit_edges, single_exit): Use recorded exit lists. (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits. (verify_loop_structure): Verify consistency of the exit lists. (flow_loops_find): Use alloc_loop. Initialize exits hash. (set_single_exit): Removed. * cfgloop.h (struct loop_exit): New function. (struct loop): single_exit_ field replaced by exits field. (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS. (struct loops): Added exits hash. (mark_single_exit_loops, set_single_exit): Declaration removed. (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare. From-SVN: r120728
2006-12-11* tree-scalar-evolution.c (scev_const_prop):Diego Novillo1-6/+2
* tree-phinodes.c (remove_phi_node): Add argument RELEASE_LHS_P. If given, release the SSA name on the LHS of the PHI node. Update all users. * tree-ssa-dce.c: Remove forward declarations for static functions. Re-arrange functions bodies as needed. (find_obviously_necessary_stmts): Never mark PHI nodes as obviously necessary. From-SVN: r119740
2006-12-05Merge gimple-tuples-branch into mainline.Aldy Hernandez1-39/+41
From-SVN: r119546
2006-11-25tree-vrp.c (execute_vrp): Do not pass loops structure through arguments.Zdenek Dvorak1-10/+6
* tree-vrp.c (execute_vrp): Do not pass loops structure through arguments. * loop-unswitch.c (unswitch_loops, unswitch_single_loop, unswitch_loop): Ditto. * tree-loop-linear.c (linear_transform_loops): Ditto. * tree-ssa-loop-im.c (determine_lsm, tree_ssa_lim_initialize, tree_ssa_lim): Ditto. * tree-ssa-loop-niter.c (estimate_numbers_of_iterations, free_numbers_of_iterations_estimates): Ditto. * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops, tree_unswitch_single_loop, tree_unswitch_loop): Ditto. * cfgloopmanip.c (fix_bb_placement, fix_bb_placements, remove_path, add_loop, loopify, unloop, fix_loop_placements, place_new_loop, duplicate_loop, duplicate_subloops, update_single_exit_for_duplicated_loops, copy_loops_to, duplicate_loop_to_header_edge, create_preheaders, force_single_succ_latches, loop_version, fix_loop_structure): Ditto. * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge, tree_unroll_loop): Ditto. * tree-ssa-loop-ch.c (copy_loop_headers): Ditto. * tree-scalar-evolution.c (select_loops_exit_conditions, scev_initialize, scev_analysis): Ditto. * tree-scalar-evolution.h (scev_initialize): Ditto. * cfghooks.c (cfg_hook_duplicate_loop_to_header_edge): Ditto. * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto. * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Ditto. * modulo-sched.c (sms_schedule): Ditto. * tree-ssa-dom.c (tree_ssa_dominator_optimize): Ditto. * loop-init.c (loop_optimizer_init, rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): Ditto. * ifcvt.c (if_convert): Ditto. * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely, canonicalize_loop_induction_variables, canonicalize_induction_variables, tree_unroll_loops_completely, remove_empty_loops): Ditto. * tree-ssa-loop.c (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch, tree_vectorize, tree_linear_transform, tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds, tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts, tree_ssa_loop_done): Ditto. * predict.c (predict_loops, tree_estimate_probability, estimate_loops, estimate_bb_frequencies): Ditto. * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_tree_peel_loop_to_edge, vectorize_loops): Ditto. * loop-unroll.c (unroll_and_peel_loops, peel_loops_completely, decide_unrolling_and_peeling, peel_loop_completely, unroll_loop_constant_iterations, unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid): Ditto. * loop-doloop.c (doloop_optimize_loops): Ditto. * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Ditto. * loop-invariant.c (move_loop_invariants): Ditto. * tree-ssa-dce.c (tree_ssa_dce_loop): Ditto. * tree-ssa-loop-prefetch.c (loop_prefetch_arrays, tree_ssa_prefetch_arrays): Ditto. * lambda-code.c (gcc_loopnest_to_lambda_loopnest, perfect_nestify): Ditto. * tree-vect-transform.c (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment, vect_transform_loop): Ditto. * cfgloop.c (flow_loops_cfg_dump, flow_loops_dump, mark_single_exit_loops, cancel_loop, cancel_loop_tree, verify_loop_structure): Ditto. * tree-flow.h (vectorize_loops, tree_ssa_lim, tree_ssa_unswitch_loops, canonicalize_induction_variables, tree_unroll_loops_completely, tree_ssa_prefetch_arrays, remove_empty_loops, tree_ssa_iv_optimize, estimate_numbers_of_iterations, free_numbers_of_iterations_estimates, tree_duplicate_loop_to_header_edge, tree_ssa_loop_version, tree_unroll_loop, linear_transform_loops): Declaration changed. * basic-block.h: Remove declaration of struct loops. * cfghooks.h (struct cfg_hooks): Change type of cfg_hook_duplicate_loop_to_header_edge. (cfg_hook_duplicate_loop_to_header_edge): Declaration changed. * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge, vect_transform_loop): Declaration changed. * lambda.h (gcc_loopnest_to_lambda_loopnest): Declaration changed. * cfgloop.h (flow_loops_dump, fix_loop_structure, mark_irreducible_loops, mark_single_exit_loops, mark_loop_exit_edges, cancel_loop_tree, create_preheaders, force_single_succ_latches, verify_loop_structure, duplicate_loop, duplicate_loop_to_header_edge, loopify, loop_version, remove_path, unswitch_loops, unroll_and_peel_loops, doloop_optimize_loops, move_loop_invariants): Declaration changed. From-SVN: r119189
2006-11-21tree-loop-linear.c (linear_transform_loops): Use single_exit accessor functions.Zdenek Dvorak1-7/+7
* tree-loop-linear.c (linear_transform_loops): Use single_exit accessor functions. * tree-ssa-loop-niter.c (loop_only_exit_p): Ditto. * cfgloopmanip.c (update_single_exits_after_duplication, update_single_exit_for_duplicated_loop, loop_version): Ditto. * tree-scalar-evolution.c (get_loop_exit_condition, get_exit_conditions_rec, loop_closed_phi_def, number_of_iterations_in_loop, scev_const_prop): Ditto. * tree-ssa-loop-ivopts.c (single_dom_exit): Ditto. * modulo-sched.c (generate_prolog_epilog, loop_canon_p, sms_schedule): Ditto. * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables): Ditto. * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop, slpeel_update_phi_nodes_for_guard1, slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes, slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge): Ditto. * tree-if-conv.c (if_convertible_loop_p): Ditto. * tree-vect-analyze.c (vect_analyze_operations, vect_stmt_relevant_p, vect_analyze_loop_form): Ditto. * lambda-code.c (lambda_loopnest_to_gcc_loopnest, exit_phi_for_loop_p, can_convert_to_perfect_nest, perfect_nestify): Ditto. * tree-vect-transform.c (vect_create_epilog_for_reduction, vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound, vect_transform_loop): Ditto. * cfgloop.c (mark_single_exit_loops, verify_loop_structure): Ditto. (single_exit, set_single_exit): New functions. * cfgloop.h (struct loop): Rename single_exit field to single_exit_. (single_exit, set_single_exit): Declare. * doc/loop.texi: Undocument single_exit field. Document single_exit accessor function. From-SVN: r119075
2006-11-17tree-vrp.c (execute_vrp): Do not update current_loops.Zdenek Dvorak1-1/+1
* tree-vrp.c (execute_vrp): Do not update current_loops. * loop-unswitch.c (unswitch_loop): Do not use loop_split_edge_with. * doc/loop.texi: Remove documentation for cancelled functions. * tree-ssa-loop-im.c (loop_commit_inserts): Removed. (move_computations, determine_lsm): Use bsi_commit_edge_inserts instead. * cfgloopmanip.c (remove_bbs): Do not update loops explicitly. (remove_path): Ensure that in delete_basic_blocks, the loops are still allocated. (add_loop): Work on valid loop structures. (loopify): Modify call of add_loop. (mfb_update_loops): Removed. (create_preheader): Do not update loops explicitly. (force_single_succ_latches, loop_version): Do not use loop_split_edge_with. (loop_split_edge_with): Removed. * tree-ssa-loop-manip.c (create_iv, determine_exit_conditions): Do not use bsi_insert_on_edge_immediate_loop. (split_loop_exit_edge, tree_unroll_loop): Do not use loop_split_edge_with. (bsi_insert_on_edge_immediate_loop): Removed. * tree-ssa-loop-ch.c (copy_loop_headers): Use current_loops. Do not use loop_split_edge_with. * cfghooks.c: Include cfgloop.h. (verify_flow_info): Verify that loop_father is filled iff current_loops are available. (redirect_edge_and_branch_force, split_block, delete_basic_block, split_edge, merge_blocks, make_forwarder_block, duplicate_block): Update cfg. * cfgloopanal.c (mark_irreducible_loops): Work if the function contains no loops. * modulo-sched.c (generate_prolog_epilog, canon_loop): Do not use loop_split_edge_with. (sms_schedule): Use current_loops. * tree-ssa-dom.c (tree_ssa_dominator_optimize): Use current_loops. * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Set current_loops. (rtl_loop_init, rtl_loop_done): Do not set current_loops. * tree-ssa-sink.c (execute_sink_code): Use current_loops. * ifcvt.c (if_convert): Ditto. * predict.c (predict_loops): Do not clear current_loops. (tree_estimate_probability): Use current_loops. (propagate_freq): Receive head of the region to propagate instead of loop. (estimate_loops_at_level): Do not use shared to_visit bitmap. (estimate_loops): New function. Handle case current_loops == NULL. (estimate_bb_frequencies): Do not allocate tovisit. Use estimate_loops. * tree-ssa-loop.c (current_loops): Removed. (tree_loop_optimizer_init): Do not return loops. (tree_ssa_loop_init, tree_ssa_loop_done): Do not set current_loops. * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard1, slpeel_update_phi_nodes_for_guard2, slpeel_tree_peel_loop_to_edge): Do not update loops explicitly. * function.h (struct function): Add x_current_loops field. (current_loops): New macro. * tree-if-conv.c (combine_blocks): Do not update loops explicitly. * loop-unroll.c (split_edge_and_insert): New function. (unroll_loop_runtime_iterations, analyze_insns_in_loop): Do not use loop_split_edge_with. * loop-doloop.c (add_test, doloop_modify): Ditto. * tree-ssa-pre.c (init_pre, fini_pre): Do not set current_loops. * cfglayout.c (copy_bbs): Do not update loops explicitly. * lambda-code.c (perfect_nestify): Do not use loop_split_edge_with. * tree-vect-transform.c (vect_transform_loop): Do not update loops explicitly. * cfgloop.c (flow_loops_cfg_dump): Do not dump dfs_order and rc_order. (flow_loops_free): Do not free dfs_order and rc_order. (flow_loops_find): Do not set dfs_order and rc_order in loops structure. Do not call loops and flow info verification. (add_bb_to_loop, remove_bb_from_loops): Check whether the block already belongs to some loop. * cfgloop.h (struct loops): Remove struct cfg. (current_loops, loop_split_edge_with): Declaration removed. (loop_optimizer_init, loop_optimizer_finalize): Declaration changed. * tree-flow.h (loop_commit_inserts, bsi_insert_on_edge_immediate_loop): Declaration removed. * Makefile.in (cfghooks.o): Add CFGLOOP_H dependency. * basic-block.h (split_edge_and_insert): Declare. * tree-cfg.c (remove_bb): Do not update loops explicitly. From-SVN: r118931
2006-11-15re PR tree-optimization/29581 (Latent bug in 4.1/4.2/4.3 lambda-code.c)Jakub Jelinek1-14/+92
PR tree-optimization/29581 * lambda-code.c (replace_uses_equiv_to_x_with_y): Add YINIT, REPLACEMENTS, FIRSTBSI arguments. If initial condition or type is different between Y and USE, create a temporary variable, initialize it at the beginning of the body bb and use it as replacement instead of Y. * gcc.dg/pr29581-1.c: New test. * gcc.dg/pr29581-2.c: New test. * gcc.dg/pr29581-3.c: New test. * gcc.dg/pr29581-4.c: New test. * gfortran.dg/pr29581.f90: New test. From-SVN: r118848
2006-11-12tree-ssa-loop-prefetch.c (schedule_prefetches): Cleanup and improve comments.Zdenek Dvorak1-3/+3
* tree-ssa-loop-prefetch.c (schedule_prefetches): Cleanup and improve comments. (issue_prefetch_ref): Move assignment to write_p out of loop. (determine_unroll_factor): Do not take PARAM_MAX_UNROLL_TIMES and SIMULTANEOUS_PREFETCHES into account. (loop_prefetch_arrays): Do not pass ahead to determine_unroll_factor. * lambda-code.c (lcm): Renamed to ... (least_common_multiple): ... and exported. * tree-flow.h (least_common_multiple): Declare. From-SVN: r118730
2006-05-29re PR tree-optimization/27745 (ICE in execute_todo with -O2 -ftree-loop-linear)Sebastian Pop1-35/+7
PR middle-end/27745 * lambda-code.c (perfect_nestify): Don't copy statements in the inner loop: move them to the inner loop header. From-SVN: r114205
2006-05-28cfgcleanup.c, [...]: Fix comment typos.Kazu Hirata1-2/+2
* cfgcleanup.c, cfgexpand.c, cgraphunit.c, config/arm/arm.c, config/fr30/fr30.md, config/i386/i386-interix.h, config/i386/i386.c, config/i386/i386.md, config/sh/superh.h, config/sh/superh64.h, config/v850/v850.c, df-core.c, df-problems.c, df.h, except.c, final.c, haifa-sched.c, lambda-code.c, libgcc2.h, omp-low.c, optabs.c, predict.c, reload.c, tree-flow.h, tree-outof-ssa.c, tree-ssa-dce.c, tree-ssa-pre.c, tree-vect-transform.c: Fix comment typos. Follow spelling conventions. * doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix typos. Follow spelling conventions. From-SVN: r114168
2006-05-23re PR c++/26757 (C++ front-end producing two DECLs with the same UID)Andrew MacLeod1-5/+5
2006-05-23 Andrew MacLeod <amacleod@redhat.com> PR c++/26757 * tree-ssa-loop-im.c (determine_invariantness_stmt): Use add_referenced_var instead of add_referenced_tmp_var. * tree-complex.c (create_one_component_var): Use add_referenced_var. * tree-ssa-loop-manip.c (create_iv, tree_unroll_loop): Use add_referenced_var. * tree-tailcall.c (adjust_accumulator_values, adjust_return_value, tree_optimize_tail_calls_1): Use add_referenced_var. * tree-ssa-loop-ivopts.c (create_new_iv): Use add_referenced_var. * tree-ssa-alias.c (create_memory_tag, create_global_var, create_sft): Use add_referenced_var. * tree-if-conv.c (ifc_temp_var): Use add_referenced_var. * gimplify.c (force_gimple_operand): Use add_referenced_var. * tree-ssa-phiopt.c (conditional_replacement, abs_replacement): Use add_referenced_var. * tree-dfa.c (struct walk_state): Remove. (find_referenced_vars): Remove walk state and vars_found hash table. (make_rename_temp): Use add_referenced_var. (find_vars_r): Pass less parameters to add_referenced_var. (referenced_var_p): New. Is var in referenced_var hash table. (referenced_var_insert): Assert var isn't already in hash table. (add_referenced_var): Don't need walk_state parameter. Add var if it isn't already in the hash table. (add_referenced_tmp_var): Remove. (find_new_referenced_vars_1): Use add_referenced_var. * tree-ssa-pre.c (create_expression_by_pieces, insert_into_preds_of_block, insert_extra_phis, realify_fake_stores): Use add_referenced_var. * tree-vect-patterns.c (vect_pattern_recog_1): Use add_referenced_var. * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest, perfect_nestify): Use add_referenced_var. * tree-vect-transform.c (vect_create_addr_base_for_vector_ref, vect_create_data_ref_ptr, vect_create_destination_var, vect_init_vector, vect_build_loop_niters, vect_generate_tmps_on_preheader, vect_update_ivs_after_vectorizer, vect_gen_niters_for_prolog_loop, vect_create_cond_for_align_checks): Use add_referenced_var. * tree-outof-ssa.c (create_temp): Use add_referenced_var. * tree-flow.h (add_referenced_tmp_var): Remove prototype (add_referenced_var): Add prototype. * tree-ssa-structalias.c (get_constraint_for, intra_create_variable_infos): Use add_referenced_var. From-SVN: r114018
2006-05-17re PR tree-optimization/20256 (Perfect nest transformation not conservative ↵Sebastian Pop1-63/+97
enough) PR middle-end/20256 PR middle-end/26435 * tree-loop-linear.c (linear_transform_loops): Don't test perfect_nest_p. Call rewrite_into_loop_closed_ssa only when something changed. * lambda.h (gcc_loopnest_to_lambda_loopnest): Update declaration. * lambda-code.c (can_convert_to_perfect_nest): Declared. (gcc_loopnest_to_lambda_loopnest): Removed need_perfect_nest parameter. Test for perfect_nest_p here. Fix formating. (replace_uses_equiv_to_x_with_y): Fix formating. (stmt_uses_op): Removed. (can_convert_to_perfect_nest): Removed loopivs parameter. Complete the test by checking the scalar dependences. (perfect_nestify): Remove the test for can_convert_to_perfect_nest. Fix formating. From-SVN: r113862
2006-04-27Implement new immediate use iterators.Andrew MacLeod1-34/+30
2006-04-27 Andrew MacLeod <amacleod@redhat.com> PR tree-optimization/26854 * tree-vrp.c (remove_range_assertions): Use new Immuse iterator. * doc/tree-ssa.texi: Update immuse iterator documentation. * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Use new iterator. * tree-ssa-dom.c (propagate_rhs_into_lhs): Use new iterator. * tree-flow-inline.h (end_safe_imm_use_traverse, end_safe_imm_use_p, first_safe_imm_use, next_safe_imm_use): Remove. (end_imm_use_stmt_p): New. Check for end of immuse stmt traversal. (end_imm_use_stmt_traverse): New. Terminate immuse stmt traversal. (move_use_after_head): New. Helper function to sort immuses in a stmt. (link_use_stmts_after): New. Link all immuses in a stmt consescutively. (first_imm_use_stmt): New. Get first stmt in an immuse list. (next_imm_use_stmt): New. Get next stmt in an immuse list. (first_imm_use_on_stmt): New. Get first immuse on a stmt. (end_imm_use_on_stmt_p): New. Check for end of immuses on a stmt. (next_imm_use_on_stmt): New. Move to next immuse on a stmt. * tree-ssa-forwprop.c (forward_propagate_addr_expr): Use new iterator. * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use new iterator. (perfect_nestify): Use new iterator. * tree-vect-transform.c (vect_create_epilog_for_reduction): Use new iterator. * tree-flow.h (struct immediate_use_iterator_d): Add comments. (next_imm_name): New field in struct immediate_use_iterator_d. (FOR_EACH_IMM_USE_SAFE, BREAK_FROM_SAFE_IMM_USE): Remove. (FOR_EACH_IMM_USE_STMT, BREAK_FROM_IMM_USE_STMT, FOR_EACH_IMM_USE_ON_STMT): New immediate use iterator macros. * tree-cfg.c (replace_uses_by): Use new iterator. * tree-ssa-threadedge.c (lhs_of_dominating_assert): Use new iterator. * tree-ssa-operands.c (correct_use_link): Remove. (finalize_ssa_use_ops): No longer call correct_use_link. From-SVN: r113321
2006-04-10Makefile.in (tree-into-ssa.o, [...]): Depend on vecprim.h.Kazu Hirata1-3/+1
* Makefile.in (tree-into-ssa.o, tree-outof-ssa.o, tree-ssa-live.o, tree-ssa-alias.o, function.o, df-problems.o, global.o, cfglayout.o, lambda-code.o, reg-stack.o, build/genextract.o): Depend on vecprim.h. * cfglayout.c, df-problems.c, function.c, genextract.c, global.c, lambda-code.c, reg-stack.c, tree-into-ssa.c, tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Include vecprim.h. * vecprim.h: New. From-SVN: r112830
2006-03-28tree-loop-linear.c: Don't include varray.h.Sebastian Pop1-7/+3
* tree-loop-linear.c: Don't include varray.h. (gather_interchange_stats, try_interchange_loops, linear_transform_loops): Use VEC instead of VARRAY. * lambda-mat.c: Don't include varray.h. * tree-chrec.c: Same. * lambda-trans.c: Same. * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info): Use VEC instead of VARRAY. * tree-vectorizer.h: Idem. * tree-data-ref.c (dump_data_references, dump_data_dependence_relations, dump_dist_dir_vectors, dump_ddrs, initialize_data_dependence_relation, finalize_ddr_dependent, compute_all_dependences, find_data_references_in_loop, compute_data_dependences_for_loop, analyze_all_data_dependences, free_dependence_relation, free_dependence_relations, free_data_refs): Idem. * tree-data-ref.h (data_reference_p, subscript_p): New. (data_dependence_relation, DDR_SUBSCRIPT, DDR_NUM_SUBSCRIPTS): Use VEC instead of VARRAY. (DDR_SUBSCRIPTS_VECTOR_INIT): Removed. (find_data_references_in_loop, compute_data_dependences_for_loop, dump_ddrs, dump_dist_dir_vectors, dump_data_references, dump_data_dependence_relations, free_dependence_relations, free_data_refs): Adjust declaration. (lambda_transform_legal_p): Move declaration here... * tree-vect-analyze.c (vect_analyze_data_ref_dependences, vect_compute_data_refs_alignment, vect_verify_datarefs_alignment, vect_enhance_data_refs_alignment, vect_analyze_data_ref_accesses, vect_analyze_data_refs): Use VEC instead of VARRAY. * lambda.h (lambda_transform_legal_p): ...from here. * lambda-code.c (lambda_transform_legal_p): Use VEC instead of VARRAY. * tree-vect-transform.c (vect_update_inits_of_drs): Idem. * Makefile.in (tree-loop-linear.o, lambda-mat.o, lambda-trans.o, tree-chrec.o): Don't depend on VARRAY_H. From-SVN: r112437
2006-02-27lambda-code.c (can_convert_to_perfect_nest): Allow any type ofDaniel Berlin1-11/+8
2006-02-27 Daniel Berlin <dberlin@dberlin.org> * lambda-code.c (can_convert_to_perfect_nest): Allow any type of From-SVN: r111489
2006-02-20tree-chrec.c (eq_evolutions_p): New.Sebastian Pop1-47/+8
* tree-chrec.c (eq_evolutions_p): New. * tree-chrec.h (eq_evolutions_p): Declared. * tree-data-ref.c: Fix formatting. (datadep_stats, dependence_stats): New. (gcd): Moved... (print_direction_vector): New. (dump_data_dependence_relation): Use print_direction_vector. (object_analysis, create_data_ref): Handle COMPONENT_REF. (compute_subscript_distance): Static. (initialize_data_dependence_relation): Static. Get the number of loops surrounding the references from the callers, and initialize DDR_SIZE_VECT to nb_loops. Use both base_addr_differ_p and base_object_differ_p analyzers. (analyze_ziv_subscript, analyze_siv_subscript_cst_affine, compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine): Count the classified dependences. Print a message when a test failed. (can_use_analyze_subscript_affine_affine): New. (analyze_siv_subscript): Compute the data dependences on symbolic scevs that verify can_use_analyze_subscript_affine_affine. (chrec_steps_divide_constant_p): Returns true, false, or unknown. (analyze_miv_subscript): Update use of chrec_steps_divide_constant_p. Handle symbolic scevs. (analyze_overlapping_iterations): Let symbolic affine scevs to be analyzed. (subscript_dependence_tester): Moved... (build_classic_dist_vector, build_classic_dir_vector): Don't use lambda_vector_clear on newly allocated vectors. Get nb_loops from DDR_SIZE_VECT instead of getting it in parameter. (subscript_dependence_tester): ... here. Take as a parameter loop_nest_depth. Call build_classic_dist_vector and build_classic_dir_vector. (compute_affine_dependence): Update subscript_dependence_tester parameters. Update datadep_stats counters. Call compute_subscript_distance. (compute_self_dependence): Save the dist and dir vectors. Call compute_subscript_distance. (ddr_p, DEF_VEC_P(ddr_p), DEF_VEC_ALLOC_P(ddr_p,heap)): Moved... (compute_all_dependences): Reorder parameters as they were before conversion to VEC. Pass nb_loops and loop_nest_depth. Don't call compute_subscript_distance. Update the use of compute_affine_dependence and initialize_data_dependence_relation. (find_data_references_in_loop): Handle COMPONENT_REF. (compute_data_dependences_for_loop): Initialize dependence_stats. Don't call build_classic_dist_vector and build_classic_dir_vector. Update the parameters of initialize_data_dependence_relation and compute_all_dependences. Print the statistics from datadep_stats. (analyze_all_data_dependences): Static. Not used until the pass for checking the data dependences is contributed. * tree-data-ref.h (ddr_p, DEF_VEC_P(ddr_p), DEF_VEC_ALLOC_P(ddr_p,heap)): ... here. (initialize_data_dependence_relation, compute_affine_dependence, analyze_all_data_dependences, compute_subscript_distance): Removed. (print_direction_vector): New. * lambda.h (gcd): ... here. (lambda_vector_gcd): Moved here from gcd_vector. * lambda-code.c (gcd, gcd_vector): Removed. (lambda_compute_target_space): Use lambda_vector_gcd. Fix formatting. * Makefile.in (tree-vect-patterns.o): Depends on TREE_DATA_REF_H. From-SVN: r111312
2006-02-02tree-flow-inline.h (bsi_after_labels): Rewrite, return what its name says.Paolo Bonzini1-1/+1
2006-02-02 Paolo Bonzini <bonzini@gnu.org> * tree-flow-inline.h (bsi_after_labels): Rewrite, return what its name says. * lambda-code.c (perfect_nestify): Use bsi_insert_before on bsi_after_labels iterator. * tree-if-conv.c (find_phi_replacement_condition, replace_phi_with_cond_modify_expr): Likewise. * tree-scalar-evolution.c (scev_const_prop): Likewise. * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Likewise. From-SVN: r110514
2006-01-04lambda-code.c (can_put_in_inner_loop): Relax restrictions.Daniel Berlin1-28/+59
2006-01-04 Daniel Berlin <dberlin@dberlin.org> * lambda-code.c (can_put_in_inner_loop): Relax restrictions. (can_put_after_inner_loop): New function. (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well. (perfect_nestify): Change to make copies and modify uses. From-SVN: r109337
2005-12-02tree-vrp.c (build_assert_expr_for, [...]): Use buildN instead of build.Richard Guenther1-45/+45
2005-12-02 Richard Guenther <rguenther@suse.de> * tree-vrp.c (build_assert_expr_for, process_assert_insertions_for, simplify_cond_using_ranges): Use buildN instead of build. * tree-tailcall.c (adjust_accumulator_values, adjust_return_value): Likewise. * tree-sra.c (generate_one_element_ref, generate_copy_inout, generate_element_copy, generate_element_zero, generate_one_element_init): Likewise. * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Likewise. * lambda-code.c (gcc_loop_to_lambda_loop, lbv_to_gcc_expression, lle_to_gcc_expression, lambda_loopnest_to_gcc_loopnest, perfect_nestify): Likewise. From-SVN: r107894
2005-11-05lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS for testing ↵Sebastian Pop1-6/+9
whether the data_dependence_relation... * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS for testing whether the data_dependence_relation contains distance vectors. Iterate over all distance vectors of the ddr. * lambda.h: Define a vec of lambda_vector pointers. * tree-data-ref.c (dump_data_dependence_relation, dump_data_dependence_direction): Iterate over all distance and direction vectors of the ddr. (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and DDR_DIST_VECTS. (build_classic_dist_vector, build_classic_dir_vector): Push a set of distance/direction vectors instead of a single one. * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist lambda_vectors with a vec of lambda_vectors. (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec. (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS, DDR_NUM_DIST_VECTS): New. * tree-loop-linear.c (gather_interchange_stats): Test for the existence of distance vectors only after having checked that there is a dependence. Iterate over all distance vectors of the ddr. (linear_transform_loops): Use dump_data_dependence_relation. * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the distance vectors of the ddr. From-SVN: r106530
2005-08-23lambda-code.c (lambda_vector_lexico_pos): Moved...Sebastian Pop1-21/+0
* lambda-code.c (lambda_vector_lexico_pos): Moved... * lambda.h (lambda_vector_lexico_pos): ... here. * tree-data-ref.c (build_classic_dist_vector): Return false when the distance vector is lexicographically negative. From-SVN: r103392
2005-06-26builtins.c, [...]: Use fold_buildN instead of fold (buildN (...)).Kazu Hirata1-3/+3
* builtins.c, c-common.c, c-convert.c, c-decl.c, c-typeck.c, convert.c, lambda-code.c, predict.c, tree-cfg.c, tree-complex.c, tree-data-ref.c, tree-if-conv.c, tree-mudflap.c, tree-scalar-evolution.c, tree-ssa-ccp.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa-phiopt.c, tree-ssa-pre.c, tree-vect-analyze.c, tree-vect-transform.c, tree-vectorizer.c, tree.c: Use fold_buildN instead of fold (buildN (...)). From-SVN: r101338
2005-06-25Update FSF address.Kelley Cook1-2/+2
From-SVN: r101317
2005-06-11lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step is an ↵Daniel Berlin1-1/+3
INTEGER_CST before calling int_cst_value. 2005-06-11 Daniel Berlin <dberlin@dberlin.org> * lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step is an INTEGER_CST before calling int_cst_value. From-SVN: r100839
2005-06-10lambda-code.c (replace_uses_equiv_to_x_with_y): Check step and access ↵Daniel Berlin1-2/+2
function against chrec_dont_know. 2005-06-10 Daniel Berlin <dberlin@dberlin.org> * lambda-code.c (replace_uses_equiv_to_x_with_y): Check step and access function against chrec_dont_know. From-SVN: r100831
2005-06-10lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten slightly.Daniel Berlin1-35/+165
2005-06-10 Daniel Berlin <dberlin@dberlin.org> * lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten slightly. (exit_phi_for_loop_p): New function. (can_put_in_inner_loop): Ditto. (can_convert_to_perfect_nest): Ditto. (perfect_nestify): Create iv with right type. Rewrite statements in correct order. From-SVN: r100827
2005-06-01basic-block.h, [...]: Don't include errors.h and include toplev.h if necessary.Kaveh R. Ghazi1-1/+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
2005-05-27vec.h: Implement integral type vector specialization.Nathan Sidwell1-2/+2
* vec.h: Implement integral type vector specialization. (VEC_T): Define a non-GTY structure. (VEC_T_GTY): Define a GTY structure. (VEC_TA): Rename to ... (VEC_TA_GTY): ... here. (DEF_VEC_I, DEF_VEC_ALLOC_I): New. (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust. (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of DEF_VEC_P and DEF_VEC_ALLOC_P. (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust. (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of DEF_VEC_O and DEF_VEC_ALLOC_O. * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I. * lambda-code.c: Likewise. * tree-into-ssa.c: Likewise. * tree-ssa-live.c: Likewise. From-SVN: r100251
2005-05-25lambda-code.c (perfect_nestify): Call update_stmt on the exit condition.Daniel Berlin1-2/+2
2005-05-25 Daniel Berlin <dberlin@dberlin.org> * lambda-code.c (perfect_nestify): Call update_stmt on the exit condition. From-SVN: r100150