| Age | Commit message (Collapse) | Author | Files | Lines |
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2006-12-05 Daniel Berlin <dberlin@dberlin.org>
* tree-vrp.c (pass_vrp): Remove PROP_smt_usage.
* tree-complex.c (pass_lower_complex): Ditto.
* tree-ssa-ccp.c (pass_ccp): Ditto.
(pass_store_ccp): Ditto.
* tree-ssa-dom.c (pass_dominator): Ditto.
(pass_phi_only_cprop): Ditto.
* tree-sra.c (pass_sra): Ditto.
* tree-ssa-forwprop.c (pass_forwprop): Ditto.
* tree-flow.h (updating_used_alone): Remove.
(updating_used_alone): Ditto.
* tree-ssa-alias.c (updating_used_alone): Remove variable.
(lhs_may_store_to): Remove function.
(recalculate_used_alone): Ditto.
(compute_may_aliases): Remove used_alone calculation.
* tree.h (struct tree_memory_tag): Remove is_used_alone and
old_used_alone. Remove SMT_USED_ALONE and SMT_OLD_USED_ALONE.
* tree-pass.h (PROP_smt_usage): Remove.
* passes.c (execute_todo): Remove used alone recalculation.
(execute_one_pass): Ditto.
* tree-ssa-operands.c (add_virtual_operand): Remove used_alone
stuff.
From-SVN: r119550
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From-SVN: r119546
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* builtins.c, cfgloop.h, cgraph.h, config/arm/arm.c,
config/i386/i386.c, config/i386/i386.h, config/mips/mips.h,
config/rs6000/cell.md, config/rs6000/rs6000.c, config/sh/sh.c,
config/sh/sh4-300.md, config/spu/spu-builtins.def,
config/spu/spu-c.c, config/spu/spu-modes.def,
config/spu/spu.c, config/spu/spu.md,
config/spu/spu_internals.h, config/spu/vmx2spu.h,
fold-const.c, fwprop.c, predict.c, tree-data-ref.h,
tree-flow.h, tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
tree-ssa-pre.c, tree-vect-analyze.c, tree-vect-transform.c,
tree-vectorizer.c, tree-vrp.c: Fix comment typos. Follow
spelling conventions.
From-SVN: r119442
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* tree-ssa-operands.h (struct ssa_operands): New.
* tree-flow-inline.h (gimple_ssa_operands): New function.
* tree-flow.h: (struct gimple_df): Add ssa_operands.
* Makefile.in: Remove gt-tree-ssa-operands.h
* tree-ssa-operands.c: Do not include gt-tree-ssa-operands.h
(free_defs, free_uses, free_vuses, free_maydefs, free_mustdefs,
operand_memory, operand_memory_index, ops_active): Remove statics.
(ALLOC_OPTYPE): Update.
(operand_build_sort_virtual): Update.
(ssa_operands_active): Update.
(init_ssa_operands): Update.
(fini_ssa_operands): Update.
(ssa_operand_alloc): Update.
(INITIALIZE_USE): Update.
(finalize_ssa_use_ops): Update.
(finalize_ssa_v_may_def_ops): Update.
(finalize_ssa_vuse_ops): Update.
(finalize_ssa_v_must_def_ops): Update.
From-SVN: r119363
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* tree-flow-inline.h
(gimple_in_ssa_p, gimple_aliases_computed_p, gimple_addressable_vars,
gimple_call_clobbered_vars, gimple_referenced_vars, gimple_global_var,
gimple_nonlocal_all): New accessors.
(first_referenced_var): Update.
(mark_stmt_modified): Update.
(is_call_clobbered): Update.
(mark_call_clobbered): Update.
(clear_call_clobbered): Update.
(mark_non_addressable): Update.
* tree-vrp.c (get_value_range): Update.
* tree-into-ssa.c (in_ssa_p): Kill.
(get_default_def_for): Update.
(rewrite_into_ssa): Update.
* tree-complex.c (init_parameter_lattice_values): Update.
(update_complex_assignment): Update.
(update_parameter_components): Update.
(expand_complex_libcall): Update.
(expand_complex_operations_1): Update.
* tree-tailcall.c (arg_needs_copy_p): Update.
(add_virtual_phis): Update.
(tree_optimize_tail_calls_1): Update.
* tree-ssa-dse.c (memory_ssa_name_same): Update.
* tree-ssa-copyrename.c
(copy_rename_partition_coalesce): Update.
* tree-ssa-math-opts.c (execute_cse_reciprocals): Update.
* tree-ssa-propagate.c (set_rhs): Update.
* tree-ssa-alias.c (aliases_computed_p, call_clobbered_vars,
addressable_vars, global_var):Kill.
(set_initial_properties): Update.
(init_alias_info): Update.
(finalize_ref_all_pointers): Update.
(setup_pointers_and_addressables): Update.
(maybe_create_global_var): Update.
(create_global_var): Update.
(dump_points_to_info): Update.
* function.h (struct gimple_df): Forward declare.
(struct function): Add GIMPLE_DF field.
* gimplify.c (force_gimple_operand): Update.
* tree-dfa.c (referenced_vars, default_defs): KIll.
(make_rename_temp): Update.
(dump_variable): Update.
(referenced_var_lookup): Update.
(referenced_var_check_and_insert): Update.
(default_def): Rename to ...
(gimple_default_def): ... this one; accept cfun argument.
(set_default_def): Update.
* tree-cfgcleanup.c (modified_noreturn_calls): Kill.
(cleanup_control_flow): Update.
* tree-ssa-pre.c (compute_avail): Update
* tree-ssa-live.c (calculate_live_on_entry): Update.
* tree-ssa.c (verify_use): Update.
(verify_call_clobbering): Update.
(verify_call_clobbering): Update.
(init_tree_ssa): Update.
(delete_tree_ssa): Update.
* tree-outof-ssa.c (coalesce_ssa_name): Update.
(rewrite_out_of_ssa): Update.
* tree-flow.h (gimple_df): New structure collecting dataflow variables.
(FREE_SSANAMES, SSANAMES, MODIFIED_NORETURN_CALLS, DEFAULT_DEFS): New
private accessors.
(in_ssa_p, modified_noreturn_calls, referenced_vars, default_defs,
ssa_names, global_var, nonlocal_all, call_clobbered_vars,
addressable_vars, aliases_computed_p): Kill.
(default_def): Rename to...
(gimple_default_def): ... this one.
(defaule_def_fn): Kill.
(num_referenced_vars, ssa_names, num_ssa_names): Update.
* tree-ssa-structalias.c (nonlocal_all): Kill.
(get_constraint_exp_from_ssa_var): Update.
(create_nonlocal_var): Update.
(get_constraint_for): Update.
(update_alias_info): Update.
(find_global_initializers): Update.
(intra_create_variable_infos): Update.
(intra_create_variable_infos):
(find_what_p_points_to): Update.
(init_alias_heapvars): Update.
* tree-cfg.c (remove_bb): Update.
(gimplify_val): Update.
* tree-ssa-reassoc.c (get_rank): Update.
(init_reassoc): Update.
* tree-ssanames.c: Do not include gt-tree-ssanames.h
(ssa_names, free_ssanames): Kill.
(init_ssanames): Update.
(make_ssa_name): Update.
(release_ssa_name): Update.
(release_defs): Update.
(replace_ssa_name_symbol): Update.
* tree-ssa-operands.c (access_can_touch_variable): Update.
(add_virtual_operand): Update.
(add_call_clobber_ops): Update.
(add_call_read_ops): Update.
(get_call_expr_operands): Update.
(get_asm_expr_operands): Update.
From-SVN: r119294
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* 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
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* 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
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* tree-flow.h (multiplier_allowed_in_address_p): Adjust prototype.
* tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): New
arg MODE; all callers changed. Use it to determine validity per
machine mode instead of using Pmode for all memory references.
(get_address_cost): Likewise add and use new arg MEM_MODE.
From-SVN: r118856
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* tree-flow.h (name_mappings_registered_p): Declare.
* tree-into-ssa.c (name_mappings_registered_p): New function.
* tree-cfg.c (tree_can_merge_blocks_p): Check
name_mappings_registered_p instead of need_ssa_update_p.
From-SVN: r118732
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* tree-ssa-loop.c (tree_vectorize): Return the result of
vectorize_loops.
* tree-vectorizer.c (vectorize_loops): Return TODO_cleanup_cfg
if anything changed.
* tree-vectorizer.h (vectorize_loops): Declaration removed.
* tree-flow.h (vectorize_loops): Declaration changed.
From-SVN: r118731
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* 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
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2006-10-29 Daniel Berlin <dberlin@dberlin.org>
* tree.h (tree_value_handle): Remove struct value_set declaration.
Change value_set to bitmap_set.
* tree-pretty-print.c (dump_generic_node): Use has_stmt_ann.
* tree-vn.c (get_value_handle): Made inline and moved to
tree-flow-inline.h.
* tree-flow-inline.h: (has_stmt_ann): New function.
* tree-ssa-pre.c (expressions): New variable.
(next_expression_id): Ditto.
(alloc_expression_id): New function.
(struct value_set): Remove.
(get_expression_id): New function.
(get_or_alloc_expression_id): Ditto.
(expression_for_id): Ditto.
(clear_expression_ids): Ditto.
(FOR_EACH_EXPR_ID_IN_SET): New macro.
(bb_value_sets): Renamed to bb_bitmap_sets.
All value sets replaced with bitmap_sets.
Add visited member.
(BB_VISITED): New macro.
(postorder): New variable.
(add_to_value): Removed.
(value_exists_in_set_bitmap): Ditto.
(value_insert_into_set_bitmap): Ditto.
(set_new): Ditto.
(set_copy): Ditto.
(set_remove): Ditto.
(set_contains_value): Ditto.
(insert_into_set): Ditto.
(set_equal): Ditto.
(find_leader): Ditto.
(bitmap_set_subtract_from_value_set): Ditto.
(value_insert_into_set): Ditto.
(print_value_set): Ditto.
(debug_value_set): Ditto.
(constant_expr_p): New function.
(bitmap_remove_from_set): Ditto.
(bitmap_insert_into_set): Ditto.
(bitmap_set_free): Ditto.
(vh_compare): Ditto.
(sorted_array_from_bitmap_set): Ditto.
(bitmap_set_subtract): Ditto.
(bitmap_set_equal): Ditto.
(debug_bitmap_set): Ditto.
(find_leader_in_sets): Ditto.
(bitmap_set_replace_value): Modify for bitmapped sets.
(phi_translate): Ditto.
(phi_translate_set): Ditto.
(bitmap_find_leader): Ditto.
(valid_in_sets): Ditto.
(union_contains_value): Ditto.
(clean): Ditto.
(compute_antic_aux): Ditto. Mark changed blocks.
(compute_antic): Ditto. Iterate in postorder and only over
changing blocks.
(compute_rvuse_and_antic_safe): Reuse postorder.
(create_component_ref_by_pieces): Modify for bitmapped sets.
(find_or_generate_expression): Ditto.
(create_expression_by_pieces): Ditto.
(insert_into_preds_of_block): Ditto.
(changed_blocks): New variable.
(do_regular_insertion): Broken out from insert_aux.
(insert_aux): Modified for bitmapped sets.
(find_existing_value_expr): New function.
(create_value_expr_from): Use it.
(insert_extra_phis): Removed.
(print_bitmap_set): Renamed from bitmap_print_value_set.
(compute_avail): Handle RETURN_EXPR.
(init_pre): Modify for bitmapped sets.
* tree-flow.h (has_stmt_ann): New function.
From-SVN: r118169
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PR tree-optimization/14784
* tree-flow.h (struct var_ann_d): Add is_heapvar bit.
* tree-ssa-structalias.c (get_constraint_for,
intra_create_variable_infos): Set is_heapvar.
* tree-ssa-operands.c (access_can_touch_variable): Do not handle
non-heapvar pointer variables specially.
* gcc.dg/alias-10.c: New test.
From-SVN: r117986
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2006-10-20 Daniel Berlin <dberlin@dberlin.org>
* tree.h (DECL_PTA_ARTIFICIAL): Remove.
(tree_decl_with_vis): Remove artificial_pta_var flag.
* tree-flow.h (referenced_var_check_and_insert): Expose.
(nonlocal_all): New prototype.
* tree-ssa-structalias.c (nonlocal_for_type): Remove.
(nonlocal_all): Make global.
(nonlocal_lookup): Remove.
(nonlocal_insert): Ditto.
(create_nonlocal_var): Do not call nonlocal_insert.
(get_nonlocal_id_for_type): Remove.
(find_global_initializers): Mark new vars we find for renaming.
(intra_create_variable_infos): Only create one nonlocal.
(expand_nonlocal_solutions): Remove.
(compute_points_to_sets): Don't call it.
(ipa_pta_execute): Ditto.
(init_alias_heapvars): Don't create nonlocal_for_type.
(delete_alias_heapvars): Don't remove it.
* tree-ssa-operands.c (access_can_touch_variable): Don't prune
nonlocal_all.
From-SVN: r117922
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* builtins.c (expand_builtin_setjmp): Delete.
(expand_builtin) <BUILT_IN_SETJMP>: Mark as unreachable.
<BUILT_IN_SETJMP_SETUP>: New case.
<BUILT_IN_SETJMP_DISPATCHER>: Likewise.
<BUILT_IN_SETJMP_RECEIVER>: Likewise.
* builtins.def (BUILT_IN_SETJMP_SETUP): New built-in stub.
(BUILT_IN_SETJMP_DISPATCHER): Likewise.
(BUILT_IN_SETJMP_RECEIVER): Likewise.
* gimple-low.c (struct lower_data): New field calls_builtin_setjmp.
(lower_function_body): Initialize it to false. If it is set to true
at the end of the processing, emit the setjmp dispatcher.
(lower_stmt) <CALL_EXPR>: Invoke lower_builtin_setjmp if the callee
is __builtin_setjmp and set calls_builtin_setjmp to true as well.
<MODIFY_EXPR>: Fall through to above case if there is a CALL_EXPR
on the rhs of the assignment.
(lower_builtin_setjmp): New function.
* tree.c (build_common_builtin_nodes): Build BUILT_IN_SETJMP_SETUP,
BUILT_IN_SETJMP_DISPATCHER and BUILT_IN_SETJMP_RECEIVER nodes.
* tree-cfg.c (make_exit_edges) <CALL_EXPR>: Use specific predicate
to detect calls that can go to non-local labels. Use specific
helper to create the abnormal edges associated with them.
<MODIFY_EXPR>: Likewise.
(make_abnormal_goto_edges): New function extracted from...
(make_goto_expr_edges): ...here. Call it for computed gotos.
(simple_goto_p): Minor tweak.
(tree_can_make_abnormal_goto): New predicate.
(tree_redirect_edge_and_branch): Return zero on all abnormal edges.
(tree_purge_dead_abnormal_call_edges): New function.
* tree-flow.h (tree_can_make_abnormal_goto): Declare.
(tree_purge_dead_abnormal_call_edges): Likewise.
(make_abnormal_goto_edges): Likewise.
* tree-inline.c (expand_call_inline): Simplify statement frobbing.
Purge all dead abnormal edges if the call was in the last statement.
* tree-optimize.c (has_abnormal_outgoing_edge_p): New predicate.
(execute_fixup_cfg): If there are non-local labels in the function,
scan the basic blocks and split them at calls that can go to non-local
labels or add missing abnormal call edges. Write down the CFG in the
dump file.
(pass_fixup_cfg): Remove TODO_dump_func flag.
* unwind-sjlj.c: Poison setjmp.
* doc/install.texi (enable-sjlj-exceptions): Use more general wording.
* doc/tm.texi (DWARF2_UNWIND_INFO): Likewise.
(TARGET_UNWIND_TABLES_DEFAULT): Fix typo.
(DONT_USE_BUILTIN_SETJMP): Document it.
From-SVN: r117298
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time/space)
PR rtl-optimization/28071
* tree-vect-transform.c (vect_create_data_ref_ptr): Kill cast.
(vect_transform_loop): Likewise.
* tree-vectorizer.c (new_loop_vec_info): Likewise.
(new_loop_vec_info): Likewise.
(destroy_loop_vec_info): Likewise.
* tree-dfa.c (create_var_ann): Use GCC_CNEW.
(create_stmt_ann): Likewise.
(create_tree_ann): Rename to ...
(create_tree_common_ann): ... this one; allocate only the common part
of annotations.
* tree-vn.c (set_value_handle): Use get_tree_common_ann.
(get_value_handle): Likewise.
* tree-ssa-pre.c (phi_translate): Delay annotation allocation for
get_tree_common_ann.
* tree-vectorizer.h (set_stmt_info): Take stmt annotation.
(vinfo_for_stmt): Use stmt annotations.
* tree-flow.h (tree_ann_common_t): New type.
(tree_common_ann, get_tree_common_ann, create_tree_common_ann): New.
(tree_ann, get_tree_ann, create_tree_ann): New.
* tree-flow-inline.h (get_function_ann): Do more type checking.
(stmt_ann): Likewise.
(tree_ann): Rename to ...
(tree_common_ann): ... this one; return ony common_ann
(get_tree_ann): Rename to ...
(tree_common_ann): This one; return only common_ann.
* tree-vect-patterns.c (vect_pattern_recog_1): Update call
of set_stmt_info.
From-SVN: r116886
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|
tree-ssa-operands.c:1309)
2006-09-05 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/28937
* tree-flow.h (tree_ssa_unswitch_loops): Return unsigned int.
(canonicalize_induction_variables): Likewise.
(tree_unroll_loops_completely): Likewise.
(tree_ssa_prefetch_arrays): Likewise.
(remove_empty_loops): Likewise.
* tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Return
TODO_cleanup_cfg instead of directly calling
cleanup_tree_cfg_loop.
* tree-ssa-loop-ivcanon.c (canonicalize_induction_variables):
Likewise.
(tree_unroll_loops_completely): Likewise.
(remove_empty_loops): Likewise.
* tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Likewise.
* tree-ssa-loop.c (tree_ssa_loop_unswitch): Use the return value
of tree_ssa_unswitch_loops.
(tree_ssa_loop_ivcanon): Use the return value of
canonicalize_induction_variables.
(tree_ssa_empty_loop): Use the return value of
remove_empty_loops.
(tree_complete_unroll): Use the return value of
tree_unroll_loops_completely.
(tree_ssa_loop_prefetch): Use the return value of
tree_ssa_prefetch_arrays.
* passes.c (execute_todo): Before Cleanup CFG, set
updating_used_alone and after cleanup CFG, call
recalculate_used_alone.
2006-09-05 Andrew Pinski <pinskia@physics.uc.edu>
PR tree-opt/28937
* g++.dg/opt/unroll2.C: New test.
From-SVN: r116717
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|
PR tree-optimization/26197
* tree-ssa-alias.c (new_type_alias): Takes additional argument. Calls
get_ref_base_and_extent and overlap_subvar to add only relevant
subvars as may-aliases.
(add_may_alias_for_new_tag): New function, factored out of
new_type_alias.
* tree-vect-transform.c (vect_create_data_ref_ptr): Call new_type_alias
with additional argument.
* tree-flow.h (new_type_alias): Takes additional argument.
From-SVN: r116060
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|
PR tree-optimization/27770
* tree-vectorizer.h (get_vectype_for_scalar_type): Function
declaration removed (moved to tree-flow.h).
(vect_can_force_dr_alignment_p): Likewise.
* tree-flow.h (get_vectype_for_scalar_type): New function declaration
(moved from tree-vectorizer.h).
(vect_can_force_dr_alignment_p): Likewise.
* tree-vectorizer.c (vect_print_dump_info): Allow calling this function
from outside the vectorizer - in particular from cgraph stage.
* tree-vect-analyze.c (vect_compute_data_ref_alignment): Don't increase
the alignment of global arrays when -fsection-anchors is enabled.
* cgraphunit.c (cgraph_increase_alignment): New function.
(cgraph_optimize): Call cgraph_increase_alignment.
From-SVN: r115910
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wrong)
2006-06-15 Andrew MacLeod <amacleod@redhat.com>
PR middle-end/27793
* tree-dfa.c (referenced_vars_dup_list): Remove.
(find_referenced_vars): Remove assert.
(referenced_var_check_and_insert): Replace dup list with assert.
* tree-ssa.c (delete_tree_ssa): Remove dup list processing.
* tree-flow.h (referenced_vars_dup_list): Remove extern decl.
From-SVN: r114678
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|
* tree-flow.h: Remove the prototype for
compute_phi_arg_on_exit.
* tree-ssa-loop-ivopts.c (protect_loop_closed_ssa_form_use,
protect_loop_closed_ssa_form, compute_phi_arg_on_exit):
Remove.
From-SVN: r114569
|
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wrong)
2006-06-07 Andrew MacLeod <amacleod@redhat.com>
PR middle-end/27793
* tree-dfa.c (referenced_vars_dup_list): New. List of duplicate
referenced_variables with matching DECL_UID's.
(find_referenced_vars): Make sure duplicate list is empty to start.
(referenced_var_p): Remove.
(referenced_var_check_and_insert): Renamed from referenced_var_insert.
Check if var is in the list, and add if needed. Update the duplicate
list if a different var is in the list with the same DECL_UID.
(add_referenced_var): Call routine to check and insert.
* tree-ssa.c (delete_tree_ssa): Clear var_ann's on duplicates.
* tree-flow.h (referenced_vars_dup_list): External declaration.
From-SVN: r114480
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* tree-flow.h: Remove the prototype for add_type_alias.
* tree-ssa-alias.c (add_type_alias): Remove.
From-SVN: r114197
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* 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
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|
PR tree-optimization/27639
PR tree-optimization/26719
* tree-vrp.c (adjust_range_with_scev): Use scev_direction and adjust
call to scev_probably_wraps_p.
* tree-ssa-loop-niter.c (compare_trees, convert_step_widening,
used_in_pointer_arithmetic_p, convert_step): Removed.
(nowrap_type_p): New function.
(scev_probably_wraps_p): Rewritten.
* tree-scalar-evolution.c (instantiate_parameters_1): Do not call
chrec_convert if chrec_convert_aggressive might have been used.
* tree-chrec.c (convert_affine_scev, chrec_convert_1,
scev_direction): New functions.
(chrec_convert): Changed to a wrapper over chrec_convert_1.
* tree-ssa-loop-ivopts.c (idx_find_step): Use convert_affine_scev
instead of convert_step.
* tree-flow.h (scev_probably_wraps_p): Declaration changed.
(convert_step): Declaration removed.
(convert_affine_scev, nowrap_type_p, scev_direction): Declare.
* gcc.dg/pr27639.c: New test.
* gcc.dg/pr26719.c: New test.
* gcc.dg/tree-ssa/scev-cast.c: New test.
From-SVN: r114057
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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
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abnormal edge)
PR tree-optimization/27548
* tree-scalar-evolution.c (scev_const_prop): Do not prolong life
range of ssa names that appear on abnormal edges.
* tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Export.
* tree-flow.h (contains_abnormal_ssa_name_p): Declare.
From-SVN: r113853
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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
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PR middle-end/25989
* tree-flow.h (struct omp_region): Add sched_kind.
* omp-low.c (expand_parallel_call): Use region->inner->sched_kind
instead of extracting omp for data.
(expand_omp_for): Save extracted sched_kind.
From-SVN: r113268
|
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PR 26651
* gimple-low.c (lower_omp_directive): Remove dead code.
(lower_stmt): Do nothing except for openmp, except for OMP_PARALLEL.
* gimplify.c (gimplify_expr): Update for OMP_RETURN, OMP_CONTINUE.
* omp-low.c (struct omp_region): Move to tree-flow.h.
(root_omp_region): Export.
(omp_regions, lookup_omp_region): Remove.
(determine_parallel_type): Update for struct omp_region changes.
(dump_omp_region): Dump regions with block numbers.
(new_omp_region): Take type and block instead of stmt; malloc
instead of ggc.
(free_omp_region_1, free_omp_regions): New.
(expand_parallel_call): Take entry_stmt as argument; update for
changes to omp_region.
(remove_exit_barrier): Rewrite to update OMP_RETURN_NOWAIT.
(remove_exit_barriers): New.
(expand_omp_parallel): Update for struct omp_region changes.
(expand_omp_synch): Likewise.
(expand_omp): Likewise.
(expand_omp_for_static_nochunk): Likewise; update for OMP_CONTINUE.
(expand_omp_for_static_chunk): Likewise.
(expand_omp_for): Likewise.
(expand_omp_for_generic): Likewise; emit the proper GOMP_loop_end call.
(expand_omp_sections): Similarly, with GOMP_sections_end.
(expand_omp_single): New.
(build_omp_regions_1): Update for OMP_CONTINUE.
(execute_expand_omp): Call remove_exit_barriers, free_omp_regions.
(lower_omp_sections): Expand with OMP_CONTINUE, do not collect
OMP_SECTIONS_SECTIONS.
(lower_omp_single_simple): Don't emit barrier here.
(lower_omp_single_copy): Likewise.
(lower_omp_single): Fix bindings, and lower to straightline now.
(lower_omp_master, lower_omp_ordered): Likewise.
(lower_omp_critical): Likewise.
(lower_omp_for): Likewise. Emit OMP_CONTINUE.
* tree-cfg.c (make_edges): Collect an omp_region tree, use it for
omp edges, free it afterward.
(make_omp_sections_edges): Remove.
(is_ctrl_altering_stmt): Don't bother checking flag_openmp.
(move_stmt_r): Handle OMP_CONTINUE.
* tree-flow.h (struct omp_region): Move from omp-low.c. Switch
statement pointers to basic blocks. Add type member.
(root_omp_region, new_omp_region, free_omp_regions): Declare.
* tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN, OMP_CONTINUE.
* tree-inline.c (estimate_num_insns_1): Likewise.
* tree-pretty-print.c (dump_generic_node): Likewise.
* tree-ssa-operands.c (get_expr_operands): Likewise.
* tree.def (OMP_SECTIONS): Remove OMP_SECTIONS_SECTIONS operand.
(OMP_RETURN): Rename from OMP_RETURN_EXPR.
(OMP_CONTINUE): New.
* tree.h (OMP_DIRECTIVE_P): Add OMP_CONTINUE.
(OMP_SECTIONS_SECTIONS): Remove.
(OMP_SECTION_LAST): New.
(OMP_RETURN_NOWAIT): New.
fortran/
* trans-openmp.c (gfc_trans_omp_sections): Adjust for changed
number of operands to OMP_SECTIONS.
testsuite/
* g++.dg/gomp/block-0.C: Update expected matches.
From-SVN: r112935
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* tree-dfa.c (referenced_var_lookup_if_exists): Remove.
* tree-flow.h: Remove the prototype for
referenced_var_lookup_if_exists.
From-SVN: r111680
|
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* tree.def (SYMBOL_MEMORY_TAG): Rename from TYPE_MEMORY_TAG.
Update all users.
* tree-pass.h (PROP_smt_usage): Rename from PROP_tmt_usage.
Update all users.
(TODO_update_smt_usage): Rename from TODO_update_tmt_usage.
Update all users.
* tree.h (SMT_USED_ALONE): Rename from TMT_USED_ALONE.
Update all users.
* tree-flow.h (struct var_ann_d): Rename field 'type_mem_tag'
to 'symbol_mem_tag'.
Update all users.
* doc/tree-ssa.texi: Update documentation to reflect TMT->SMT
rename.
From-SVN: r111617
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2006-02-20 Daniel Berlin <dberlin@dberlin.org>
* tree.h (struct tree_memory_tag): Add is_used_alone member.
(TMT_USED_ALONE): New macro.
* tree-pass.h (PROP_tmt_usage): New property.
(TODO_update_tmt_usage): New todo.
* tree-ssa-alias.c (updating_used_alone): New variable.
(recalculate_used_alone): New function.
(compute_may_aliases): Set updating_used_alone, call
recalculate_used_alone.
* tree-sra.c (pass_sra): Note that this pass destroys
PROP_tmt_usage, and add TODO_update_tmt_usage.
* tree-ssa-forwprop.c (pass_forwprop): Ditto.
* tree-flow.h (updating_used_alone): Prototype.
(recalculate_used_alone): Ditto.
* passes.c (execute_todo): Add code to set updating_used_alone,
and call recalculate.
* tree-ssa-operands.c (add_virtual_operand): Only append bare def
for clobber if used alone, and add assert to verify used_alone
status.
From-SVN: r111300
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* tree-flow.h (struct var_ann_d): Rename field is_alias_tag to
is_aliased.
Update all users.
From-SVN: r111249
|
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2006-02-15 Daniel Berlin <dberlin@dberlin.org>
* tree.c (init_ttree): Add STRUCT_FIELD_TAG handling.
(tree_code_size): Ditto.
* tree.h (struct tree_memory_tag): Remove parent_var.
(struct tree_struct_field_tag): New.
(SFT_OFFSET): New.
(SFT_SIZE): New.
(union tree_node): Add sft member.
* tree-ssa-alias.c (get_tmt_for): Don't handle TYPE_READONLY
specially here.
(create_sft): Add size and offset argument, set SFT_OFFSET and
SFT_SIZE.
(create_overlap_variables_for): Update for SFT_OFFSET/SFT_SIZE.
* treestruct.def: Add TS_STRUCT_FIELD_TAG.
* tree-flow-inline.h (get_subvar_at): Update for
SFT_OFFSET/SFT_SIZE.
(var_can_have_subvars): Ditto.
(overlap_subvar): Ditto.
* print-tree.c (print_node): Print out interesting things for
SFT's.
* tree-flow.h (struct subvar): Remove offset and size members.
* tree-ssa-operands.c (get_expr_operands): Update for
get_indirect_ref_operands changes.
(get_indirect_ref_operands): Call add_virtual_operand instead of
add_stmt_operand. Only recurse on base var if requested.
(access_can_touch_variable): New function.
(add_stmt_operand): Split virtual operand handling into ...
(add_virtual_operand): Here. Add offset, size, and for_clobber
arguments. Prune alias sets.
(add_call_clobber_ops): Call add_virtual_operand.
From-SVN: r111120
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* doc/invoke.texi (-fprefetch-loop-arrays, -fprefetch-loop-arrays-rtl):
Document.
* tree-ssa-loop-niter.c (number_of_iterations_ne,
number_of_iterations_lt, number_of_iterations_cond): Remember the shape
of the ending condition.
* tree-ssa-loop-manip.c: Include params.h.
(build_if_stmt, can_unroll_loop_p, determine_exit_conditions,
tree_unroll_loop): New functions.
* tree-pass.h (pass_loop_prefetch): Declare.
* loop.c (rest_of_handle_loop_optimize): Test for
-fprefetch-loop-arrays-rtl.
* tree-scalar-evolution.h (affine_iv): Moved to tree-flow.h.
* timevar.def (TV_TREE_PREFETCH): New timevar.
* tree-ssa-loop.c (tree_ssa_loop_prefetch, gate_tree_ssa_loop_prefetch,
pass_loop_prefetch): New.
* tree-cfgcleanup.c: Include tree-scalar-evolution.h.
(cleanup_tree_cfg_loop): Call scev_reset.
* common.opt (fprefetch-loop-arrays-rtl): Add.
* tree-ssa-loop-prefetch.c: New file.
* tree-outof-ssa.c (struct value_expr_d): Add expr_vars field.
(new_temp_expr_table): Initialize expr_vars.
(free_temp_expr_table): Cleanup expr_vars.
(check_replaceable, find_replaceable_in_bb): Prevent accumulating
expressions from being merged into one.
* tree-flow.h (affine_iv): Moved from tree-scalar-evolution.h.
(struct tree_niter_desc): Add control, bound and cmp fields.
(tree_ssa_prefetch_arrays, can_unroll_loop_p, tree_unroll_loop):
Declare.
* Makefile.in (tree-ssa-loop-prefetch.o): Add.
(tree-cfgcleanup.o): Add SCEV_H dependency.
(tree-ssa-loop-manip.o): Add PARAMS_H dependency.
* passes.c (init_optimization_passes): Add pass_loop_prefetch.
From-SVN: r110964
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2006-02-07 Jeff Law <law@redhat.com>
* tree-vrp.c (find_conditional_asserts): Update comments.
(simplify_stmt_for_jump_threading): New.
(identify_jump_threads, finalize_jump_threads): New.
(vrp_finalize): Call identify_jump_threads.
(execute_vrp): Call finalize_jump_threads.
* tree-ssa-dom.c (struct opt_stats_d): Remove num_iterations field.
(vrp_element, vrp_data, vrp_element_p): Remove.
(vrp_hash_elt, vrp_variables_stack): Remove.
(vrp_hash, vrp_eq, record_range): Remove.
(simplify_cond_and_lookup_avail_expr): Remove.
(extract_range_from_cond): Remove.
(thread_across_edge): Relocated into tree-ssa-threadedge.c.
(simplify_stmt_for_jump_threading): New.
(dom_thread_across_edge): New wrapper.
(tree_ssa_dominator_optimize): No longer initialize or
finalize any of the VRP datastructures. Remove iteration
step and simplify as a result of removal of iteration step.
(pass_dominator): Perform a cfg cleanup after DOM.
(dom_opt_finalize_block): Use the new common routines
for threading jumps. Simplify stack management slightly.
No longer need to unwind VRP state.
(record_equivalences_from_incoming_edge): No longer record
VRP information.
(eliminate_redundant_computations): No longer call
simplify_cond_and_lookup_avail_expr.
* tree-flow.h (potentially_threadable_block): Prototype.
(thread_across_edge): Likewise.
* Makefile.in (OBJS-common): Add tree-ssa-threadedge.o
(tree-ssa-threadedge.o): Add dependencies.
* tree-ssa-threadedge.c: New file.
* passes.c (init_optimization_passes): Merge PHIs before
calling VRP. Run VRP again late in the SSA optimization pipeline.
* gcc.dg/tree-ssa/vrp01.c: Update dumpfile names now that we have
multiple VRP passes.
* gcc.dg/tree-ssa/vrp09.c: Likewise.
* gcc.dg/tree-ssa/vrp18.c: Likewise.
* gcc.dg/tree-ssa/pr21582.c: Likewise.
* gcc.dg/tree-ssa/pr20657.c: Likewise.
* gcc.dg/tree-ssa/pr21001.c: Likewise.
* gcc.dg/tree-ssa/vrp02.c: Likewise
* gcc.dg/tree-ssa/vrp11.c: Likewise
* gcc.dg/tree-ssa/pr14341.c: Likewise
* gcc.dg/tree-ssa/vrp19.c: Likewise
* gcc.dg/tree-ssa/vrp20.c: Likewise
* gcc.dg/tree-ssa/vrp03.c: Likewise
* gcc.dg/tree-ssa/pr21086.c: Likewise
* gcc.dg/tree-ssa/pr21959.c: Likewise
* gcc.dg/tree-ssa/vrp21.c: Likewise
* gcc.dg/tree-ssa/vrp04.c: Likewise
* gcc.dg/tree-ssa/pr25485.c: Likewise
* gcc.dg/tree-ssa/pr22026.c: Likewise
* gcc.dg/tree-ssa/vrp22.c: Likewise
* gcc.dg/tree-ssa/vrp05.c: Likewise
* gcc.dg/tree-ssa/20030807-10.c: Likewise
* gcc.dg/tree-ssa/pr20701.c: Likewise
* gcc.dg/tree-ssa/vrp23.c: Likewise
* gcc.dg/tree-ssa/vrp06.c: Likewise
* gcc.dg/tree-ssa/pr22117.c: Likewise
* gcc.dg/tree-ssa/pr20702.c: Likewise
* gcc.dg/tree-ssa/vrp15.c: Likewise
* gcc.dg/tree-ssa/pr21090.c: Likewise
* gcc.dg/tree-ssa/pr21294.c: Likewise
* gcc.dg/tree-ssa/vrp24.c: Likewise
* gcc.dg/tree-ssa/vrp07.c: Likewise
* gcc.dg/tree-ssa/pr21563.c: Likewise
* gcc.dg/tree-ssa/pr25382.c: Likewise
* gcc.dg/tree-ssa/vrp16.c: Likewise
* gcc.dg/tree-ssa/vrp25.c: Likewise
* gcc.dg/tree-ssa/vrp08.c: Likewise
* gcc.dg/tree-ssa/20030807-6.c: Likewise
* gcc.dg/tree-ssa/vrp17.c: Likewise
* gcc.dg/tree-ssa/pr21458.c: Likewise
* g++.dg/tree-ssa/pr18178.C: Likewise
From-SVN: r110705
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|
OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
* tree-pretty-print.c (dump_generic_node): Handle
OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
* cgraph.c (cgraph_expand_queue): Rename from
cgraph_analyze_queue.
Update all users.
* cgraphunit.c (cgraph_assemble_pending_functions): Process
cgraph_expand_queue.
(cgraph_expand_all_functions): Likewise.
(cgraph_finalize_pending_functions): Remove. Update callers.
* tree.h (OMP_DIRECTIVE_P): Define.
(OMP_PARALLEL_FN): Define.
(OMP_PARALLEL_DATA_ARG): Define.
(OMP_SECTIONS_SECTIONS): Define.
* tree-pass.h (pass_expand_omp): Declare.
* omp-low.c (struct omp_region): Declare.
(struct omp_context): Remove fields 'parallel_type',
'parallel_start_ix' and 'parallel_start_additional_args'.
Update all users.
(struct omp_for_data): Rename from struct expand_omp_for_data.
(omp_regions): New static variable.
(root_omp_region): New static variable.
(find_omp_clause): Make static.
(is_in_combined_parallel_ctx): Remove.
(is_combined_parallel): New.
(extract_omp_for_data): Move earlier in the file.
(workshare_safe_to_combine_p): New.
(get_ws_args_for): New.
(determine_parallel_type): Move earlier in the file.
(omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
child function.
(omp_copy_decl): Likewise.
(create_omp_child_function): Likewise.
(lookup_omp_region): New.
(dump_omp_region): New.
(debug_omp_region): New.
(debug_all_omp_regions): New.
(new_omp_region): New.
(scan_omp_parallel): If parallel_nesting_level > 1, the
directive is nested within another parallel directive.
Set OMP_PARALLEL_FN.
(scan_omp_for): Do not try to handle combined parallel+for
cases.
Remove FIXME comment.
(scan_omp_nested): Remove.
(scan_omp_1): Do not call scan_omp_nested when
parallel_nesting_level is > 1.
Do not change the DECL_CONTEXT of local variables found.
(lookup_decl_in_outer_ctx): New.
(lower_rec_input_clauses): Rename from expand_rec_input_clauses.
(lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
(lower_reduction_clauses): Rename from expand_reduction_clauses.
(lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
If CTX is nested, lookup VAR in the outer context when
building copy assignment.
(lower_send_clauses): Rename from expand_send_clauses.
If CTX is nested, lookup VAR in the outer context when
building copy assignments.
(lower_send_shared_vars): Rename from expand_send_shared_vars.
If CTX is nested, lookup VAR in the outer context when
building copy assignments.
(expand_parallel_call): Rename from build_parallel_call.
Handle combined parallel+workshare cases.
Re-implement to emit code into the CFG.
(list2chain): New.
(expand_omp_parallel): Re-implement to emit code into the CFG.
Call move_sese_region_to_fn to outline the sub-graph
containing the parallel region.
(expand_omp_for_1): Remove.
(expand_omp_for_generic): Re-implement to emit code into the
CFG.
(expand_omp_for_static_nochunk): Likewise.
(expand_omp_for_static_chunk): Likewise.
(expand_omp_for): Likewise.
(expand_omp_sections): Likewise.
(remove_exit_barriers): New.
(expand_omp_synch): New.
(expand_omp): New.
(build_omp_regions_1): New.
(build_omp_regions): New.
(execute_expand_omp): New.
(gate_expand_omp): New.
(pass_expand_omp): Define.
(lower_omp_sections): Rename from expand_omp_sections.
Set OMP_SECTIONS_SECTIONS.
(lower_omp_single_simple): Rename from expand_omp_single_simple.
(lower_omp_single_copy): Rename from expand_omp_single_copy.
(lower_omp_single): Rename from expand_omp_simple.
(lower_omp_master): Rename from expand_omp_master.
(lower_omp_ordered): Rename from expand_omp_ordered.
(lower_omp_critical): Rename from expand_omp_critical.
(lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
(lower_omp_for): Re-implement.
(lower_omp_parallel): Re-implement.
(lower_regimplify): Rename from expand_regimplify.
(lower_omp_1): Rename from expand_omp_1.
If there are syntax errors in the program, replace every
OpenMP directive with NOP.
Call lower_omp_* instead of expand_omp_*.
(lower_omp): Rename from expand_omp.
* tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
* tree-gimple.h (enum omp_parallel_type): Remove.
(gimple_boolify): Declare extern.
(find_omp_clause, determine_parallel_type): Remove.
* gimple-low.c (lower_omp_directive): New.
(lower_stmt): Call it.
(record_vars_into): Move from ...
(record_vars): ... here.
Call record_vars_into with current_function_decl.
* gimplify.c (struct gimplify_ctx): Remove fields
combined_pre_p and combined_ctxp. Update users.
(get_formal_tmp_var): Add documentation.
(gimple_boolify): Make extern.
(gimplify_expr_in_ctx): Remove. Update callers.
(gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
will always be a BIND_EXPR.
(gimplify_expr): Handle OMP_RETURN_EXPR.
* tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
(OMP_PARALLEL): Add 3 operands.
(OMP_SECTIONS): Add 1 operand.
(OMP_RETURN_EXPR): Define.
* tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
(copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
* tree-iterator.c (alloc_stmt_list): Assert that we are not
creating a circular free list.
(free_stmt_list): Assert that we are not freeing stmt_list_cache.
* tree-flow.h (move_sese_region_to_fn): Declare.
(record_vars_into): Declare.
* tree-cfg.c (make_omp_sections_edges): New.
(make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
OMP_SECTIONS and OMP_SECTION.
(is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
(set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
(verify_stmt): Do not handle OMP_DIRECTIVE_P.
(gather_blocks_in_sese_region): New.
(struct move_stmt_d): Declare.
(move_stmt_r): New.
(move_block_to_fn): New.
(move_sese_region_to_fn): New.
* passes.c (init_optimization_passes): Schedule
pass_expand_omp after pass_init_datastructures.
* tree-ssa-operands.c (get_expr_operands): Handle
OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
testsuite/
* testsuite/gcc.dg/gomp/for-13.c: Use -fdump-tree-ompexp.
* testsuite/gcc.dg/gomp/critical-1.c: Likewise.
* testsuite/gcc.dg/gomp/critical-3.c: Likewise.
* testsuite/gcc.dg/gomp/empty.c: Likewise.
* testsuite/gcc.dg/gomp/ordered-1.c: Likewise.
* testsuite/gcc.dg/gomp/for-4.c: Likewise.
* testsuite/gcc.dg/gomp/for-6.c: Likewise.
* testsuite/gcc.dg/gomp/master-3.c: Likewise.
* testsuite/gcc.dg/gomp/for-8.c: Likewise.
* testsuite/gcc.dg/gomp/for-10.c: Likewise.
* testsuite/gcc.dg/gomp/for-18.c: Likewise.
* testsuite/gcc.dg/gomp/for-5.c: Likewise.
* testsuite/gcc.dg/gomp/for-7.c: Likewise.
* testsuite/gcc.dg/gomp/for-9.c: Likewise.
From-SVN: r109969
|
|
2006-01-16 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
(ssa_ro_call_cache_valid): Ditto.
* tree-ssa-alias.c (sort_tags_by_id): New function.
(init_transitive_clobber_worklist): Ditto.
(add_to_worklist): Ditto.
(mark_aliases_call_clobbered): Ditto.
(compute_tag_properties): Ditto.
(set_initial_properties): Ditto.
(compute_call_clobbered): Ditto.
(compute_may_aliases): Call compute_call_clobbered and grouping.
(compute_flow_sensitive_aliasing): Remove clobbering related code.
(compute_flow_insensitive_aliasing): Grouping now happens in our
caller.
(setup_pointers_and_addressables): Remove clobbering related code.
(add_may_alias): Ditto.
(replace_may_alias): Ditto.
(get_nmt_for): Ditto.
(create_global_var):
(is_escape_site): Return an escape_type enumeration.
* tree-flow-inline.h (is_call_clobbered): Global var does not
imply call clobbered.
(mark_call_clobbered): Take a reason for marking this. Remove
marking of globalness, and cache invalidation.
(clear_call_clobbered): Remove cache invalidation code.
* tree-dfa.c (dump_variable): If details is on, dump the reason
for escaping.
* tree-outof-ssa.c (create_temp): Copy escape mask from original
variable.
* tree-flow.h (struct ptr_info_def): Add escape mask member.
(struct var_ann_d): Ditto.
(enum escape_type): New.
(mark_call_clobbered): Adjust prototype.
* tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
are never call clobbered.
Record reasons for escaping.
* tree-ssa-structalias.h (is_escape_site): Update prototype.
* tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
(ssa_ro_call_cache_valid): Ditto.
(clobbered_v_may_defs): Ditto.
(clobbered_vuses): Ditto.
(ro_call_vuses): Ditto.
(clobber_stats): New.
(init_ssa_operands): Zero out clobber stats.
(fini_ssa_operands): Print out clobber stats.
(get_call_expr_operands): Pass callee fndecl to
add_call_read_ops).
(add_call_clobber_ops): Remove use of cache.
Add use of PURE_CONST information.
(add_call_read_ops): Remove use of cache.
Add use of static not_read information.
From-SVN: r109938
|
|
* 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
|
|
spurious division by zero with -funsafe-math-optimizations (instead of -ftrapping-math))
gcc:
2006-01-11 Paolo Bonzini <bonzini@gnu.org>
PR tree-optimization/23109
PR tree-optimization/23948
PR tree-optimization/24123
* Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
* tree-cfg.c (single_noncomplex_succ): New.
* tree-flow.h (single_noncomplex_succ): Declare it.
* tree-ssa-math-opts.c (enum place_reciprocal): Remove.
* tree-ssa-math-opts.c (enum place_reciprocal): Remove.
(struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
insert_bb, register_division_in, insert_reciprocals,
replace_reciprocal, free_bb): New.
(execute_cse_reciprocals_1): Rewritten.
(execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
Do not commit any edge insertion. Always compute dominators and
create the allocation pool.
* target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
* target.h (struct gcc_target): Add min_divistions_for_recip_mul.
* targhooks.c (default_min_divistions_for_recip_mul): New.
* targhooks.h (default_min_divistions_for_recip_mul): New prototype.
* passes.c (init_optimization_passes): Run recip after tree loop
optimizations.
* doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
gcc/testsuite:
2006-01-11 Paolo Bonzini <bonzini@gnu.org>
PR tree-optimization/23109
PR tree-optimization/23948
PR tree-optimization/24123
* gcc.dg/tree-ssa/recip-3.c, gcc.dg/tree-ssa/recip-4.c,
gcc.dg/tree-ssa/recip-5.c, gcc.dg/tree-ssa/recip-6.c,
gcc.dg/tree-ssa/recip-7.c, gcc.dg/tree-ssa/pr23109.c,
g++.dg/tree-ssa/pr23948.C: New testcases.
* gcc.dg/tree-ssa/recip-2.c, gcc.dg/tree-ssa/pr23234.c: Provide
three divisions in order to do the optimization.
From-SVN: r109578
|
|
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
|
|
2006-01-05 Richard Guenther <rguenther@suse.de>
Diego Novillo <dnovillo@redhat.com>
* tree-pass.h (TODO_remove_unused_locals): Define.
* gimple-low.c (expand_var_p, remove_useless_vars,
pass_remove_useless_vars): Remove. Update all users.
* tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
(remove_unused_locals): New function.
* tree-flow.h (remove_unused_locals): Declare.
* passes.c (execute_todo): Call remove_unused_locals if
TODO_remove_unused_locals is set.
* tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
* tree-ssa-dce.c (pass_dce): Likewise.
* tree-outof-ssa.c (pass_del_ssa): Likewise.
* gcc.dg/tree-ssa/loop-11.c: Deal with removed vars pass.
* gcc.dg/tree-ssa/loop-8.c: Likewise.
* gcc.dg/tree-ssa/loop-1.c: Likewise.
* gcc.dg/tree-ssa/pr23294.c: Likewise.
* gcc.dg/tree-ssa/pr21985.c: Likewise.
* gcc.dg/tree-ssa/loop-14.c: Likewise.
* gcc.dg/tree-ssa/loop-2.c: Likewise.
* gcc.dg/tree-ssa/loop-3.c: Likewise.
* gcc.dg/tree-ssa/loop-4.c: Likewise.
* gcc.dg/tree-ssa/pr21171.c: Likewise.
* gcc.dg/tree-ssa/loop-5.c: Likewise.
* gcc.dg/tree-ssa/loop-10.c: Likewise.
* gcc.dg/tree-ssa/loop-6.c: Likewise.
* treelang/compile/extravar.tree: Likewise.
* g++.dg/tree-ssa/ssa-cast-1.C: Likewise.
* g++.dg/tree-ssa/pointer-reference-alias.C: Likewise.
* g++.dg/tree-ssa/ssa-sra-1.C: Likewise.
* g++.dg/tree-ssa/ssa-sra-2.C: Likewise.
* gcc.dg/tree-ssa/20031106-6.c: Disable SRA.
Co-Authored-By: Diego Novillo <dnovillo@redhat.com>
From-SVN: r109379
|
|
2006-01-05 Richard Guenther <rguenther@suse.de>
* tree-flow.h (struct fieldoff): Decompose field to
type, size and decl.
* tree-ssa-alias.c (create_sft): Take type as parameter.
(create_overlap_variables_for): Store type, size and decl
in the fieldoff structure.
* tree-ssa-structalias.c (fieldoff_compare): Adjust users
of struct fieldoff.
(push_fields_onto_fieldstack): Likewise.
(create_variable_info_for): Likewise. Use offset for the
SFT name if the decl is not available.
From-SVN: r109376
|
|
2005-12-29 Daniel Berlin <dberlin@dberlin.org>
* tree.h (VALUE_HANDLE_VUSES): New.
(struct tree_value_handle): Add vuses.
* tree-vn.c (struct val_expr_pair_d): Remove stmt, add vuses.
(vn_compute): Remove stmt argument.
Don't use vuses in hash value computation.
(val_expr_pair_eq): Compare vuse lists.
(copy_vuses_from_stmt): New function.
(shared_vuses_from_stmt): Ditto.
(vn_add): Rewrite in terms of vn_add_with_vuses.
(vn_add_with_vuses): New function.
(vn_lookup): Rewrite in terms of vn_lookup_with_vuses.
(vn_lookup_with_vuses): New function.
(vuses_compare): New function.
(print_creation_to_file): Ditto.
(vn_lookup_or_add): Rewrite to handle vuses.
(sort_vuses): New function.
(vn_lookup_or_add_with_vuses): Ditto.
(vn_init): Initialize shared_lookup_vuses.
(vn_delete): Free shared_lookup_vuses.
* tree-ssa-pre.c: Update todo list.
(bb_value_sets_t): Add rvuse_in, rvuse_out, rvuse_gen, and
rvuse_kill.
(RVUSE_IN): New macro.
(RVUSE_GEN): Ditto.
(RVUSE_KILL): Ditto.
(RVUSE_OUT): Ditto.
(modify_expr_node_pool): New function.
(pretemp): New.
(storetemp): Ditto.
(mergephitemp): Ditto.
(prephitemp): Ditto.
(struct expr_pred_trans_d): Add vuses member.
(expr_pred_trans_eq): Compare vuses.
(phi_trans_lookup): Add vuses argument.
(phi_trans_add): Ditto.
(translate_vuses_through_block): New function.
(phi_translate): Use vuses to ask about those expressions that can
have vuses.
Properly translate virtual uses through phis, and use
vn_lookup_or_add_with vuses. Handle tcc_reference.
(phi_translate_set): Don't add pointless translations to the
cache.
(get_representative): New function.
(vuses_dies_in_block_x): Ditto.
(valid_in_set): Add block argument. Check virtual use validity.
(clean): Add block argument. Update call to valid_in_set
(compute_antic_aux): Update call to clean.
(dump_bitmap_of_names): New function.
(compute_vuse_representatives): Ditto.
(compute_rvuse): Ditto.
(can_value_number_call): Modified to accept calls with vuses.
(can_value_number_operation): New function.
(can_PRE_operation): Ditto.
(need_creation): New vector of stores that may need creation.
(find_or_generate_expression): use can_PRE_operation.
(create_expression_by_pieces): Handle INDIRECT_REF.
Only create one temp until we have to change types.
Mark new vars for renaming.
(insert_into_preds_of_block): Ignore loopiness of loads.
Use can_PRE_operation.
Only create one temp until we have to chnge types.
(insert_aux): Use can_PRE_operation.
Don't pass name to insert_into_preds_of_block.
(insert_extra_phis): Only use one temp until we have to change
types.
(poolify_tree): New function.
(modify_expr_template): New var.
(poolify_modify_expr): New function.
(insert_fake_stores): Ditto.
(realify_fake_stores): Ditto.
(compute_avail): Use can_value_number_operation.
(mark_operand_necessary): Return NULL for non-SSA names.
(remove_dead_inserted_code): Update comment.
(init_pre): Initialize pretemp, need_creation, storetemp,
mergephitemp, prephitemp.
Create modify_expr_node_pool.
(fini_pre): Free modify_expr_node_pool and need_creation array.
(execute_pre): Call insert_fake_stores, compute_rvuse, and
realify_fake_stores.
* tree-flow.h (vn_compute): Fix prototype.
(vn_add): Ditto.
(vn_lookup): Ditto.
(sort_vuses): New.
(vn_lookup_or_add_with_vuses): Ditto.
(vn_add_with_vuses): Ditto.
(vn_lookup_with_vuses): Ditto.
* passes.c (pass_may_alias): Add.
From-SVN: r109180
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2005-12-22 Daniel Berlin <dberlin@dberlin.org>
* ipa-reference.c (get_reference_vars_info_from_cgraph): Use
function_ann.
(get_local_reference_vars_info): Ditto.
(get_global_reference_vars_info): Ditto.
(analyze_function): Ditto.
(clean_function): Ditto.
* tree-dfa.c (create_function_ann): New function.
* tree-flow-inline.h (var_ann): FUNCTION_DECL's don't have
var_ann.
(function_ann): New.
(get_function_ann): Ditto.
* tree-flow.h (tree_ann_type): Add FUNCTION_ANN.
(struct var_ann_d): Move reference_vars_info to function annotation.
(struct function_ann_d): New.
(union tree_ann_d): Add function_ann.
From-SVN: r108950
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VEC(tree, gc) *.
* tree-flow.h (struct var_ann_d): Change type of
may_aliases field to VEC(tree, gc) *.
(may_aliases): Declaration changed.
* tree-ssa-alias.c (group_aliases, add_may_alias,
replace_may_alias, dump_may_aliases_for,
is_aliased_with, add_type_alias, new_type_alias):
Work with VEC(tree, gc) * instead of varray.
* tree-flow-inline.h (may_aliases): Ditto.
* tree-ssa.c (verify_flow_insensitive_alias_info,
verify_name_tags): Ditto.
* tree-ssa-operands.c (add_stmt_operand): Ditto.
From-SVN: r108804
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makes_aliased_stores fields.
* tree-flow.h (struct stmt_ann_d): Remove
makes_aliased_loads and makes_aliased_stores fields.
* tree-ssa-ccp.c (likely_value): Do not use makes_aliased_stores
and makes_aliased_loads fields.
* tree-ssa-dom.c (eliminate_redundant_computations): Do not
use makes_aliased_stores.
* tree-ssa-operands.c (clobbered_aliased_loads,
clobbered_aliased_stores, ro_call_aliased_loads): Removed.
(build_ssa_operands, add_stmt_operand, add_call_clobber_ops,
add_call_read_ops): Do not set makes_aliased_stores and
makes_aliased_loads fields.
* tree-ssa.c (verify_ssa): Do not verify makes_aliased_stores
field.
From-SVN: r108766
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* tree-flow-inline.h (set_default_def, default_def): Kill.
* tree-dfa.c (default_defs): New global variable.
(default_def, set_default_def): New functions.
* tree-ssa.c (init_tree_ssa, delete_tree_ssa): Add default_def hash.
* tree-flow.h (struct var_ann_d): Kill default_def field.
(set_default_def, default_def): Update prototype.
(default_defs): Declare.
From-SVN: r108712
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2005-12-15 Richard Guenther <rguenther@suse.de>
* tree-flow.h (okay_component_ref_for_subvars): Remove.
(get_ref_base_and_extent): Declare.
* tree-dfa.c (okay_component_ref_for_subvars): Remove.
(get_ref_base_and_extent): New function.
* tree-ssa-alias.c (find_used_portions): Use it.
* tree-ssa-structalias.c (get_constraint_for_component_ref):
Likewise.
* tree-ssa-operands.c (get_expr_operands): Likewise.
From-SVN: r108568
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