summaryrefslogtreecommitdiff
path: root/gcc/tree-ssa.c
Commit message (Collapse)AuthorAgeFilesLines
* tree-cfg.c (bsi_insert_before, [...]): Call modify_stmt after linking stmt ↵Andrew MacLeod2004-08-101-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | into the program. 2004-08-10 Andrew MacLeod <amacleod@redhat.com> * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt after linking stmt into the program. (bsi_remove): Don't call modify_stmt. * tree-complex.c (update_complex_assignment, expand_complex_comparison): Call modify_stmt after changing the stmt. * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not removing the stmt. * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing the stmt, and only if needed. * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy expression. (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param. (simplify_cond_and_lookup_avail_expr): Use modify_stmt. (simplify_switch_and_lookup_avail_expr): Don't take an annotation param. (eliminate_redundant_computations): Don't pass an annotation. Call modify_stmt rather than setting the annotation directly. (record_equivalences_from_stmt): Remove unused local 'j'. (cprop_operand): Take a stmt rather than an annotation as a parameter. Call modify_stmt. (cprop_into_stmt): Pass stmt rather than annotation. (update_rhs_and_lookup_avail_expr): Call modify_stmt. * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than modify_stmt. * tree-ssa.c (propagate_into_addr): Dont call modify_stmt. From-SVN: r85765
* tree-ssa.c (verify_flow_sensitive_alias_info): When comparing points-to sets ↵Diego Novillo2004-07-291-1/+1
| | | | | | | | | | of different pointers... * tree-ssa.c (verify_flow_sensitive_alias_info): When comparing points-to sets of different pointers, make sure the second pointer is actually referenced in the code. From-SVN: r85314
* tree-ssa.c (verify_flow_insensitive_alias_info): Process every variable that ↵Diego Novillo2004-07-281-14/+11
| | | | | | | | | may have aliases, not just tags. * tree-ssa.c (verify_flow_insensitive_alias_info): Process every variable that may have aliases, not just tags. From-SVN: r85267
* tree-optimize.c (init_tree_optimization_passes): Schedule pass_may_alias ↵Diego Novillo2004-07-281-8/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | right after the program is renamed into SSA. * tree-optimize.c (init_tree_optimization_passes): Schedule pass_may_alias right after the program is renamed into SSA. * tree-pass.h (PROP_alias): Define. * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias. * tree-sra.c (pass_sra): Likewise. * tree-ssa-ccp.c (pass_ccp): Likewise. * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise. * tree-ssa-dce.c (pass_dce): Likewise. * tree-ssa-dom.c (pass_dominator): Likewise. * tree-ssa-dse.c (pass_dse): Likewise. * tree-ssa-forwprop.c (pass_forwprop): Likewise. * tree-ssa-loop-ch.c (pass_ch): Likewise. * tree-ssa-phiopt.c (pass_phiopt): Likewise. * tree-ssa-pre.c (pass_pre): Likewise. * tree-tailcall.c (pass_tail_recursion): Likewise. * tree-ssa.c (pass_redundant_phi): Likewise. * tree-ssa-alias.c (aliases_computed_p): Remove. Update all users. (init_alias_info): Do not mark all type tags for renaming unconditionally. Clear may_aliases from every symbol. (setup_pointers_and_addressables): If a pointer has not been dereferenced and it had a type tag, clear it and mark the old tag for renaming. testsuite/ChangeLog * gcc.dg/tree-ssa/20030714-2.c: Adjust number of expected conditionals. * gcc.dg/tree-ssa/20031022-1.c: Adjust number of expected loads. * gcc.dg/tree-ssa/ssa-dom-cse-1.c: Expect optimization in DOM1. From-SVN: r85255
* re PR tree-optimization/16688 (ICE in group_aliases, at tree-ssa-alias.c:1234)Diego Novillo2004-07-231-0/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | PR tree-optimization/16688 PR tree-optimization/16689 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove unnecessary initialization of 'tag'. (get_tmt_for): Check that the new type tag has the same alias set as the pointed-to type. (group_aliases): Only regular variables need to be removed from the alias set of a name tag. * tree-ssa-copy.c (may_propagate_copy): Do not allow copy propagation if the two types are not compatible. (merge_alias_info): Rename from replace_ssa_names_ann. Add more checking. (replace_exp_1): If both arguments are SSA_NAMEs, check that the propagation can be done. Only call merge_alias_info on pointers. (propagate_value): Likewise. * tree-ssa-copyrename.c: Include langhooks.h. (copy_rename_partition_coalesce): Call replace_ssa_name_symbol to do the merging. Do not coalesce variables with incompatible types. (rename_ssa_copies): Call replace_ssa_name_symbol. * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has the same type as the underlying _DECL. * tree-ssanames.c (replace_ssa_name_symbol): New function. * tree.h (replace_ssa_name_symbol): Declare. From-SVN: r85108
* tree-into-ssa.c (set_livein_block): Fix typo in comment.Diego Novillo2004-07-221-115/+336
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * tree-into-ssa.c (set_livein_block): Fix typo in comment. (rewrite_ssa_into_ssa): Start iterating over SSA names at 1. Release SSA names that have been re-renamed. * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the variable. * tree-ssa-alias.c (init_alias_info): If aliases have been computed before, clear existing alias information. (create_name_tags): Do no fixup PT_ANYTHING pointers. If the new name tag for a pointer is different than the one it had before, mark the old tag for renaming. (replace_may_alias): New function. (group_aliases): Call it. (setup_pointers_and_addressables): Always call get_tmt_for. (maybe_create_global_var): Don't create .GLOBAL_VAR more than once. (set_pt_anything): New local function. (set_pt_malloc): New local function. (merge_pointed_to_info): Don't merge pointed-to variables from the original pointer if the destination is pointing to an unknown location. (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc. (add_pointed_to_var): Do not add a variable to the points-to set if the pointer is already pointing to anywhere. (collect_points_to_info_r): If the defining statement is a PHI node, only merge pointed-to information if the argument has already been visited. (get_tmt_for): Only create a new tag if the pointer didn't have one already. (dump_alias_info): Emit more information. (dump_points_to_info_for): Likewise. * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't try to get the annotation of an SSA_NAME. * tree-ssa-operands.c (add_stmt_operand): Only check for empty alias sets when checking is enabled. * tree-ssa-pre.c (need_eh_cleanup): New local variable. (eliminate): Mark basic blocks that will need EH information cleaned up. (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one predecessor. Initialize need_eh_cleanup. (fini_pre): Call tree_purge_all_dead_eh_edges and cleanup_tree_cfg if needed. Free need_eh_cleanup. * tree-ssa.c (verify_ssa_name): New function. (verify_def): Call it. Re-arrange to avoid printing too many error messages. (verify_use): Likewise. (verify_phi_args): Likewise. (verify_flow_insensitive_alias_info): New function. (verify_flow_sensitive_alias_info): New function. (verify_alias_info): New function. (verify_ssa): Call verify_alias_info. Clear TREE_VISITED on all the SSA_NAMEs before scanning the program. Re-arrange to avoid printing too many error messages. * tree-ssanames.c (make_ssa_name): Clear SSA_NAME_IN_FREE_LIST. (release_ssa_name): Never release a default definition. (release_defs): New function. * tree.h: Declare it. * tree-ssa-dce.c (remove_dead_stmt): Call it. * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS. If true, do a depth-first search. Do a breadht-first search, otherwise. (walk_use_def_chains): Add new argument IS_DFS. Update all users. * tree-flow.h (walk_use_def_chains): Update prototype. From-SVN: r85052
* gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE...Richard Henderson2004-07-211-24/+0
| | | | | | | | | | | | | | | | * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE, TREE_THIS_VOLATILE, may_aliases, or optimization level. (remove_useless_vars): Dump debugging info. (expand_used_vars): Move ... * cfgexpand.c (expand_used_vars): ... here. Make static. * tree-flow-inline.h (set_is_used): New. (set_default_def): Use get_var_ann. * tree-flow.h: Update decls. * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New. (create_ssa_var_map): Use it. * tree-ssa.c (set_is_used): Remove. From-SVN: r85034
* re PR c/2511 (-pedantic not warning about bitfield overflow)Joseph Myers2004-07-081-6/+11
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk> Neil Booth <neil@daikokuya.co.uk> PR c/2511 PR c/3325 * c-decl.c (finish_struct): Ensure bit-fields are given the correct type. * c-common.c (c_common_signed_or_unsigned_type): For C, require the precision to match as well as the mode. * expr.c (reduce_to_bit_field_precision): New function. (expand_expr_real_1): Reduce expressions of bit-field type to proper precision. * langhooks.h (reduce_bit_field_operations): New hook. * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define. * c-lang.c, objc/objc-lang.c (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define. * objc/objc-act.c (check_ivars): Convert types to bit-field types before checking. * tree.c (build_nonstandard_integer_type): New function. * tree.h (build_nonstandard_integer_type): New prototype. * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat conversions between integer and boolean types as useless. testsuite: * gcc.c-torture/execute/bitfld-1.x: Remove. * gcc.c-torture/execute/bitfld-3.c: New test. * gcc.dg/bitfld-2.c: Remove XFAILs. Co-Authored-By: Neil Booth <neil@daikokuya.co.uk> From-SVN: r84279
* tree-flow.h (addressable_vars): Declare.Diego Novillo2004-07-081-0/+3
| | | | | | | | | | | | | | | | * tree-flow.h (addressable_vars): Declare. * tree-ssa-alias.c (addressable_vars): Define. (setup_pointers_and_addressables): Add addressable variables to addressable_vars. * tree-ssa-operands.c (get_stmt_operands): Move handling of ASM_EXPRs ... (get_asm_expr_operands): ... here. When the ASM_EXPR clobbers memory, also clobber addressable variables. * tree-ssa.c (init_tree_ssa): Initialize addressable_vars. (delete_tree_ssa): Reset addressable_vars. From-SVN: r84272
* tree-ssa.c (tree_ssa_useless_type_conversion): Also look at ↵Richard Kenner2004-07-031-1/+3
| | | | | | | | | | | VIEW_CONVERT_EXPR and NON_LVALUE_EXPR. * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at VIEW_CONVERT_EXPR and NON_LVALUE_EXPR. * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION. * tree-ssa-dom.c (local_fold): Likewise. From-SVN: r84054
* common.opt (ftree-loop-optimize): New flag.Zdenek Dvorak2004-06-301-1/+1
| | | | | | | | | | | | | | | * common.opt (ftree-loop-optimize): New flag. * tree-flow.h (kill_redundant_phi_nodes): Declare. * tree-optimize.c (init_tree_optimization_passes): Add pass_loop. * tree-pass.h (pass_loop_init, pass_loop_done): Declare. * tree-ssa-loop.c (current_loops): New variable. (tree_loop_optimizer_init, gate_loop, tree_ssa_loop_init, tree_ssa_loop_done): New functions. (pass_loop, pass_loop_init, pass_loop_done): New passes. * tree-ssa.c (kill_redundant_phi_nodes): Export. * doc/invoke.texi (-ftree-loop-optimize): Document. From-SVN: r83933
* common.opt (ftree-fre): New flag.Diego Novillo2004-06-281-2/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * common.opt (ftree-fre): New flag. * flags.h (flag_tree_fre): Declare. * opts.c (decode_options): Set. * timevar.def (TV_TREE_FRE): Define. * tree-flow-inline.h (may_propagate_copy): Re-arrange for readability. Handle destinations that are not SSA_NAMEs. * tree-flow.h (struct ptr_info_def): Move from tree.h (cprop_into_stmt, cprop_into_successor_phis): Remove. (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Add vuse_optype parameter. * tree-pass.h (pass_fre): Declare. * tree-ssa-copy.c (cprop_operand): Move to tree-ssa-dom.c (cprop_into_stmt): Likewise. (cprop_into_successor_phis): Likewise. * tree-ssa-dom.c (eliminate_redundant_computations): Fix argument ordering in call to may_propagate_copy. * tree-ssa-pre.c (is_undefined_value): Assume hard registers to be always defined. (add_to_sets): New local function. (create_value_expr_from): New local function. (compute_avail): Call them. (eliminate): Don't ignore statements with virtual operands. (init_pre): New local function. (fini_pre): New local function. (execute_pre): Call them. Add argument DO_FRE. Don't do insertion if DO_FRE is true. (do_pre): New function. (do_fre): New function. (gate_fre): New function. (pass_fre): Declare. * tree-ssa.c (init_tree_ssa): Don't call vn_init. (delete_tree_ssa): Don't call vn_delete. * tree-vn.c (val_expr_pair_d): Add documentation. (vn_compute): Add VUSES argument to incorporate in computing hash values. Update all callers. (expressions_equal_p): Call operand_equal_p with OEP_PURE_SAME. (vn_add): Add VUSES argument. Update all callers. (vn_lookup): Likewise. (vn_lookup_or_add): Likewise. * doc/invoke.texi: Document -ftree-fre and -fdump-tree-fre. From-SVN: r83837
* Makefile.in (tree-vn.o): New.Diego Novillo2004-06-231-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * Makefile.in (tree-vn.o): New. (tree-ssa-pre.o): Don't depend on RTL_H. * tree-dfa.c (find_referenced_vars): Don't call init_tree_ssa. * tree-flow.h (struct var_ann_d): Remove field expr_set. (add_to_value, expressions_equal_p, get_value_handle, vn_compute, vn_lookup_or_add, vn_add, vn_lookup, vn_init, vn_delete): Declare. * tree-optimize.c (execute_init_datastructures): New local function. (pass_init_datastructures): New local variable. (init_tree_optimization_passes): Sequence pass_init_datastructures. * tree-pretty-print.c (MASK_POINTER): Remove. (dump_generic_node): Handle VALUE_HANDLE. * tree-ssa-pre.c: Move all value numbering routines to tree-vn.c. Update callers to use new function names. Use VALUE_HANDLE_ID and VALUE_HANDLE_EXPR_SET instead of variable annotations. * tree-ssa.c (init_tree_ssa): Call vn_init. (delete_tree_ssa): Call vn_delete. * tree-vn.c: New file. * tree.c (tree_size): Handle VALUE_HANDLE. (tree_node_structure): Likewise. (iterative_hash_expr): Likewise. * tree.def (VALUE_HANDLE): New code. * tree.h (struct tree_value_handle): New. (VALUE_HANDLE_ID): Define. (VALUE_HANDLE_EXPR_SET): Define. (enum tree_node_structure_enum): Add TS_VALUE_HANDLE. (union tree_node): Add struct tree_value_handle. From-SVN: r83564
* * tree-ssa.c (ssa_redirect_edge): Correct leading comment.Ben Elliston2004-06-221-2/+2
| | | | From-SVN: r83477
* alias.c (adjust_offset_for_component_ref): Use component_ref_field_offset.Richard Kenner2004-06-211-13/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * alias.c (adjust_offset_for_component_ref): Use component_ref_field_offset. * c-decl.c (build_array_declarator): Add news args for ARRAY_REF. * c-gimplify.c (gimplify_expr_stmt): Use alloc_stmt_list. (gimplify_decl_stmt): Call gimplify_type_sizes for type. For decl, call gimplify_one_sizepos and use statement list. (gimplify_compound_literal_expr): New arg PRE_P. Add statement to PRE_P list and return DECL. (c_gimplify_expr, case COMPOUND_LITERAL_EXPR): Add arg to gimplify_compound_literal_expr. * c-tree.h (getdecls): Deleted. * c-typeck.c (build_component_ref): Add operand for COMPONENT_REF. (build_array_ref): Add two operands for ARRAY_REF. (build_unary_op): Set TREE_INVARIANT and TREE_CONSTANT for COMPOUND_LITERAL_EXPR. * coverage.c (tree_coverage_counter_ref): Add new operands for ARRAY_REF. * emit-rtl.c (component_ref_for_mem_expr): Add new operand for COMPONENT_REF. (set_mem_attributes_minus_bitpos): Use array_ref_low_bound and array_ref_element_size. (widen_memory_access):Use component_ref_field_offset. * explow.c (update_nonlocal_goto_save_area): Add two operands for ARRAY_REF. * expr.c (array_ref_element_size, array_ref_low_bound): New functions. (component_ref_field_offset): Likewise. (get_inner_reference): Use them. (expand_expr_real_1, case ARRAY_REF): Use array_ref_low_bound. * fold-const.c (fold, case EQ_EXPR): Properly handle DECL_SIZE. (fold_read_from_constant_string): Use array_ref_low_bound. Verify that result is a character type. (build_fold_indirect_ref): Add two operands for ARRAY_REF. * function.c (expand_function_start): Likewise. * gimple-low.c (expand_var_p): Delete duplicated line. * gimplify.c: Add static decls for local functions. (cgraph.h): Now included. (create_tmp_var): Remove check for ARRAY_TYPE. (copy_if_shared_r): Look at bounds and sizes of types. (build_and_jump): Return alloc_stmt_list instead of build_empty_stmt. (gimplify_exit_expr, shortcut_cond_expr): Likewise. (gimplify_save_expr, gimple_push_cleanup): Likewise. (gimplify_init_constructor): Likewise. WANT_VALUE now bool. If empty list with no result wanted, return GS_UNHANDLED. Add additional operands for ARRAY_REF and COMPONENT_REF. (canonicalize_component_ref): Convert to &array[L]. (gimplify_array_ref_to_plus): Use array_ref_element_size and array_ref_lower_bound. (build_addr_expr_with_type, build_addr_expr): New functions. (gimplify_compound_lval): WANT_LVALUE now bool. Major rework to allow handle_component_p and initialize and gimplify new operands for ARRAY_REF, ARRAY_RANGE_REF, and COMPONENT_REF. (gimplify_array_ref): Deleted. (gimplify_self_mod_expr): WANT_VALUE now bool. (gimplify_modify_expr): Gimplify to_p and from_p later. Factor out code into gimplify_modify_expr_rhs and call twice. Move variable-size code earlier and handle PLACEHOLDER_EXPR. (gimplify_modify_expr_rhs, gimplify_variable_sized_compare): New fns. (gimplify_addr_expr, case VIEW_CONVERT_EXPR): New case. (gimplify_expr, case ARRAY_REF): Delete special case. Instead handle like COMPONENT_REF; also do ARRAY_RANGE_REF, IMAGPART, and REALPART the same way. (gimplify_expr, case VIEW_CONVERT_EXPR): New case. (gimplify_expr): Call gimplify_variable_sized_compare if applicable. Call alloc_stmt_list instead of build_empty_stmt. Deal with _REF that's volatile. (gimplify_type_sizes, gimplify_one_sizepos): New functions. (unshare_body, unvisit_body): New functions. (gimplify_body): Call them. * stmt.c (expand_stack_alloc): Don't expand TYPE_MAX_VALUE. * stor-layout.c (get_pending_sizes): Don't change SAVE_EXPR_CONTEXT. * tree-alias-common.c (get_alias_var): Also skip ARRAY_RANGE_REF. * tree-cfg.c (tree_node_can_be_shared): Treat ARRAY_RANGE_REF like ARRAY_REF. (verify_expr, case ADDR_EXPR): Use handled_component_p. * tree-dfa.c (get_virtual_var): Likewise. * tree-dump.c (dequeue_and_dump, case COMPONENT_REF, ARRAY_REF): New cases to dump new operands; likewise for ARRAY_RANGE_REF. * tree-eh.c (tree_could_trap, case ARRAY_RANGE_REF): Like ARRAY_REF. * tree-gimple.c (is_gimple_addr_expr_arg): Add ARRAY_RANGE_REF and INDIRECT_REF. (get_base_address): Use handled_component_p. * tree-gimple.h (gimplify_type_sizes, gimplify_one_sizepos): New. * tree-line.c (walk_tree): Walk more things for types and decls. * tree-mudflap.c (mf_build_check_statement_for): Add new operands for ARRAY_REF and COMPONENT_REF. (mx_xform_derefs_1): Clean up usage of decl sizes. * tree-nested.c (build_addr): Use handled_component_p. (walk_stmts, case CATCH_EXPR): Add missing "break". (get_static_chain, get_frame_field): Add new operand for COMPONENT_REF. (finalize_nesting_tree_1): Likewise. (convert_nonlocal_reference, case ARRAY_RANGE_REF): Like ARRAY_REF and process additional operands. (convert_local_reference): Likewise. * tree-outof-ssa.c (discover_nonconstant_array_refs_r): Treat ARRAY_RANGE_REF similarly to ARRAY_REF. * tree-pretty-print.c (dump_generic_node, case QUAL_UNION_TYPE): Handle like RECORD_TYPE. (dump_generic_node, case COMPONENT_REF): Print offset operand. (dump_generic_node, case ARRAY_RANGE_REF): Treat like ARRAY_REF and print lower bound and element size for both. (op_prio, case ARRAY_RANGE_REF): Like ARRAY_REF. * tree-sra.c (csc_build_component_ref): Add new operand. (scalarize_call_expr): Use get_base_address. * tree-ssa-ccp.c (widen_bitfield): Clean up size handling. (maybe_fold_offset_to_array_ref): Rework to handle input having an ARRAY_REF, refine handling of lower bound, and add new operands for ARRAY_REF. (maybe_fold_to_component_ref): Add new operand for COMPONENT_REF. (maybe_fold_stmt_indirect): Only fold *&B to B if types match. (maybe_fold_stmt_addition): Only handle constant lower bound. * tree-ssa-operands.c (get_expr_operands): Minor rearrangements. Treat ARRAY_REF and ARRAY_RANGE_REF the same; look at extra operands. Look at new offset operand of COMPONENT_REF. * tree-ssa.c (set_is_used): Use handled_component_p. * tree.c (substitute_in_expr, case COMPONENT_REF): Add new operand. (stabilize_reference, case COMPONENT_REF): Likewise. (stabilize_reference, case ARRAY_RANGE_REF, ARRAY_REF): Similarly. (recompute_tree_invariant_for_addr_expr): Completely rework to be more precise. Also set TREE_SIDE_EFFECTS. (build1_stat, case ARRAY_EXPR): Don't handle TREE_SIDE_EFFECTS here. (build2_stat, build3_stat, build4_stat): For references, propagate TREE_THIS_VOLATILE. (get_unwidened): Add new operand for COMPONENT_REF. (get_narrower): Likewise; use host_integerp for DECL_SIZE. * tree.def (COMPONENT_REF): Add new operand. (ARRAY_REF, ARRAY_RANGE_REF): Add two new operands. * tree.h (array_ref_element_size, array_ref_low_bound): New decls. (component_ref_field_offset): Likewise. * config/alpha/alpha.c (alpha_va_start): Add new op for COMPONENT_REF. (alpha_gimplify_va_arg): Likewise. * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise. * config/i860/i860.c (i860_va_start, i860_va_arg): Likewise. * config/iq2000/iq2000.c (iq2000_va_arg): Likewise. * config/mips/mips.c (mips_va_start, mips_va_arg): Likewise. * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg): Likewise. * config/s390/s390.c (s390_va_start, s390_gimplify_va_arg): Likewise. * config/sh/sh.c (sh_va_start, sh_va_arg): Likewise. * config/stormy16/stormy16.c (xstormy1_expand_builin_va_start): Likewise. (xstormy16_expand_builtin_va_arg): Likewise. * config/xtensa/xtensa.c (xtensa_va_start, xtensa_va_arg): Likewise. * cp/call.c (build_vfield_ref): Add new operand for COMPONENT_REF. (build_new_method_call): Likewise. * cp/decl.c (local_variable_p_walkfn): Don't walk into types. * cp/decl2.c (grok_array_decl): Add new operands for ARRAY_REF. (build_anon_union_vars): Add new operand for COMPONENT_REF. * cp/init.c (buld_new): Add new operand for ARRAY_REF. * cp/method.c (do_build_copy_constructor): New op for COMPONENT_REF. (do_build_assign_ref): Likewise. * cp/parser.c (cp_parser_direct_new_declarator): Add new operands for ARRAY_REF. (cp_parser_direct_declarator): Likewise. * cp/pt.c (tsubst): Likewise. (tsubst_copy, tsubst_copy_and_build): Likewise; also add new operand for COMPONENT_REF. * cp/semantics.c (finish_non_static_data_member): Add new operand for COMPONENT_REF. * cp/typeck.c (build_class_member_access_expr): Likewise. (build_class_member_access_expr, finish_class_member_access_expr): Likewise. (build_ptrmemfunc_access_expr): Likewise. (build_array_ref): Add new operands for ARRAY_REF. * cp/typeck2.c (split_nonconstant_init_1): Likewise; COMPONENT_REF too. * cp/tree.c (count_trees_r, no_linkage_helper): Don't walk in types. * fortran/f95-lang.c (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Deleted. * fortran/trans-array.c (gfc_conv_descriptor_data): Add operand for COMPONENT_REF. (gfc_conv_descriptor_offset, gfc_conv_descriptor_dtype): Likewise. (gfc_conv_descriptor_dimension, gfc_conv_descriptor_stride): Likewise. (gfc_conv_descriptor_lbound, gfc_conv_descriptor_ubound): Likewise. * fortran/trans-common.c (create_common): Likewise. * fortran/trans-expr.c (gfc_conv_component_ref): Likewise. * fortran/trans-io.c (set_parameter_value): Likewise. (set_parameter_ref, set_string, set_flag, io_result): Likewise. (transfer_expr): Likewise. * fortran/trans-decl.c (gfc_trans_auto_character_variable): Set up to get DECL_SIZE and DECL_SIZE_UNIT gimplified. (gfc_simplify_function): New function. (gfc_generate_function-code): Properly handle nested functions. * fortran/trans.c (gfc_build_array_ref): Add two new operands for ARRAY_REF. * java/class.c (build_class_ref): Add new operand for COMPONENT_REF. (build_static_field_ref): Likewise and add new operands for ARRAY_REF. * java/constants.c (build_ref_from_constant_pool): Likewise. * java/expr.c (build_java_array_length_access): Likewise. (build_get_class, build_field_ref, build_known_method_ref): Likewise. (invoke_build_dtable, build_invokevirtual): Likewise. (build_invokeinterface, java_expand_expr): Likewise. (emit_init_test_initialization): Likewise. * java/java-gimplify.c (java_gimplify_new_array_init): Likewise. * java/parse.y (make_qualifed_name, build_array_ref): Likewise. * objc/ojbc-act.c (generate_static_references): Add additional operands to ARRAY_REF. (generate_strings, build_method_prototype_list_template): Likewise. (generate_protocol_list): Likewise. From-SVN: r83474
* tree-ssa.c (raise_value): Removed.Zdenek Dvorak2004-06-191-88/+100
| | | | | | | | * tree-ssa.c (raise_value): Removed. (get_eq_name, check_phi_redundancy): New functions. (kill_redundant_phi_nodes): Use standard ssa minimalization algorithm. From-SVN: r83380
* tree-cfg.c (tree_make_forwarder_block): Use SET_PHI_RESULT.Andrew MacLeod2004-06-171-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2004-06-16 Andrew MacLeod <amacleod@redhat.com> * tree-cfg.c (tree_make_forwarder_block): Use SET_PHI_RESULT. * tree-flow-inline.h (get_use_op_ptr): Return a use_operand_p. (get_use_from_ptr, get_def_from_ptr): New. Return operand pointers. (get_def_op_ptr): Return a def_operand_p instead of a 'tree *'. (get_v_may_def_result_ptr): Return a def_operand_p. (get_v_may_def_op_ptr, get_vuse_op_ptr): Return a use_operand_p. (get_v_must_def_op_ptr): Return a def_operand_p. (get_phi_result_ptr): New. Return a pointer to the result of a PHI. (get_phi_arg_def_ptr): New. Return a pointer to an argument of a PHI. (phi_element_for_edge): Remove. * tree-flow.h (propagate_value, replace_exp): Change prototype. (propagate_tree_value): Add new prototype. (phi_element_for_edge): Remove prototype. * tree-into-ssa.c (mark_def_sites): Use new operand types. (prepare_operand_for_rename): Split into two functions. (prepare_use_operand_for_rename): Prepare use operands. (prepare_def_operand_for_rename): Prepare def operands. (rewrite_stmt): Use new operand types. (rewrite_operand): Use new operand types, change parameter type. * tree-outof-ssa.c (replace_variable): Split into two functions. (replace_use_variable): Rewrite uses. (replace_def_variable): Rewrite defs. (rewrite_trees, rewrite_vars_out_of_ssa): Use new operand types. * tree-phinodes.c (make_phi_node, resize_phi_node): Use new types. (add_phi_arg, remove_phi_arg_num): Use new operand types. * tree-ssa-ccp.c (substitute_and_fold): Use new operand types. (ccp_fold, replace_uses_in): Use new operand types. * tree-ssa-copy.c (replace_ssa_names): Rename to replace_ssa_names_ann and no longer set the value, change parameter type. (replace_exp_1): Use new operand types. (propagate_value): Change parameter type, use new operand types. (propagate_tree_value): Propagate_value without SSA operands. (replace_exp, cprop_operand, cprop_into_stmt): Use new operand types. (cprop_into_successor_phis): Use new operand types. * tree-ssa-dom.c (thread_across_edge): Use new operand types. (eliminate_redundant_computations): Use new operand types. * tree-ssa-dse.c (fix_phi_uses): Use new operand_types. (fix_stmt_v_may_defs): Use new operand_types. * tree-ssa-live.c (create_ssa_var_map): Use new operand_types. (build_tree_conflict_graph): Use new operand_types. * tree-ssa-loop.c (duplicate_blocks): Use PHI_ARG_DEF_FROM_EDGE. * tree-ssa-operands.c (struct freelist_d): Remove. (check_optype_freelist, add_optype_freelist): Remove. (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype, allocate_vuse_optype, allocate_v_must_def_optype): Call ggc_alloc. (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs): Call ggc_free instead of add_optype_freelist. (init_ssa_operands, fini_ssa_operands): Remove free list code. (finalize_ssa_defs, finalize_ssa_uses): Set new use/def operands. * tree-ssa-operands.h (struct def_optype_d): Change underlying type. (struct use_optype_d): Change underlying type. (def_operand_p, use_operand_p): New types for pointers to operands. (USE_OP, DEF_OP, V_MAY_DEF_RESULT, V_MAY_DEF_OP, VUSE_OP, V_MUST_DEF_OP): Use new pointer type instead of dereferencing directly. (USE_FROM_PTR, DEF_FROM_PTR): New macros to "dereference" operand pointer types. (SET_USE, SET_DEF): New macros to set operands from their pointer. (SET_USE_OP, SET_DEF_OP, SET_V_MAY_DEF_RESULT, SET_V_MAY_DEF_OP, SET_VUSE_OP, SET_V_MUST_DEF_OP): New SET routines for operands. (PHI_RESULT_PTR, PHI_RESULT, SET_PHI_RESULT): Macros to manage the PHI result as an operand. (PHI_ARG_DEF_PTR, PHI_ARG_DEF, SET_PHI_ARG_DEF, PHI_ARG_DEF_FROM_EDGE, PHI_ARG_DEF_PTR_FROM_EDGE): Macros to manage the PHI arguments. * tree-ssa-pre.c (eliminate): Call propagate_tree_value. * tree-tailcall.c (independent_of_stmt_p, propagate_through_phis): Use PHI_ARG_DEF_FROM_EDGE. * tree.h (PHI_RESULT): Renamed to PHI_RESULT_TREE. (PHI_ARG_DEF): Renamed to PHI_ARG_DEF_TREE. From-SVN: r83298
* re PR tree-optimization/15991 (phi nodes with identical arguments still ↵Zdenek Dvorak2004-06-171-21/+61
| | | | | | | | | | | | | | | | remain at t50.tailc) PR tree-optimization/15991 * tree-cfg.c (tree_block_label): Export. * tree-flow-inline.h (bsi_after_labels): New function. * tree-flow.h (bsi_after_labels, tree_block_label): Declare. * tree-ssa.c (propagate_into_addr): New function. (replace_immediate_uses): Handle propagation of pointer constants. (raise_value): Do not restrict propagation of pointer constants. * tree-ssanames.c (duplicate_ssa_name): New function. * tree.h (duplicate_ssa_name): Declare. From-SVN: r83297
* tree.h (PHI_CHAIN): New.Steven Bosscher2004-06-161-6/+6
| | | | | | | | | | | | * tree.h (PHI_CHAIN): New. * (tree-cfg.c, tree-dfa.c, tree-flow-inline.h, tree-into-ssa.c, tree-outof-ssa.c, tree-phinodes.c, tree-pretty-print.c, tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dom.c, tree-ssa-dse.c, tree-ssa-live.c, tree-ssa-loop.c, tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa.c, tree-tailcall.c): Use PHI_CHAIN instead of TREE_CHAIN when traversing a list of PHI_NODEs. From-SVN: r83273
* tree-ssa.c (kill_redundant_phi_nodes): More correctly handle PHIs where the ↵Jeff Law2004-06-141-4/+20
| | | | | | | | | | | | | destination or an argument is marked with... * tree-ssa.c (kill_redundant_phi_nodes): More correctly handle PHIs where the destination or an argument is marked with SSA_NAME_OCCURS_IN_ABNORMAL_PHI. * gcc.c-torture/20040614-1.c: New test. From-SVN: r83132
* Makefile.in (tree-ssanames.o): Depend on TREE_FLOW_H.Diego Novillo2004-06-101-25/+11
| | | | | | | | | | | | | | | | | | | | | | | | | | | * Makefile.in (tree-ssanames.o): Depend on TREE_FLOW_H. * tree-flow.h (ssa_names, num_ssa_names, ssa_name): Declare. (highest_ssa_version): Remove. * tree-outof-ssa.c (new_temp_expr_table): Replace highest_ssa_version with num_ssa_names. (dump_replaceable_exprs): Likewise. (rewrite_vars_out_of_ssa): Likewise. * tree-ssa-ccp.c (initialize): Likewise * tree-ssa-copyrename.c (rename_ssa_copies): Likewise. * tree-ssa-dce.c (tree_dce_init): Likewise. * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise. * tree-ssa-live.c (create_ssa_var_map): Likewise. (dump_var_map): Likewise. * tree-ssa.c (verify_ssa): Likewise. (kill_redundant_phi_nodes): Likewise. Do not build a local array of SSA_NAMEs. Use the ssa_names table. * tree-ssanames.c: Include tree-flow.h (ssa_names): New varray. (init_ssa_names): Initialize ssa_names. Reserve the first slot of the ssa_names table. (make_ssa_name): Push the newly created SSA_NAME into ssa_names. Assign version numbers using num_ssa_names. From-SVN: r82950
* tree-ssa.texi: Remove references to VDEF and add descriptions of V_MAY_DEF ↵Brian Booth2004-06-101-17/+32
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | and V_MUST_DEF. * doc/tree-ssa.texi: Remove references to VDEF and add descriptions of V_MAY_DEF and V_MUST_DEF. * tree-dfa.c (dfa_stats_d): Add num_v_must_defs and rename num_vdefs to num_v_may_defs. (compute_immediate_uses_for_stmt): Rename occurences of vdef to v_may_def. (redirect_immediate_uses): Ditto. (dump_dfa_stats): Ditto. Also added code to dump num_v_must_defs. (collect_dfa_stats_r): Rename occurences of vdef to v_may_def. Also add code to sum up the number of v_must_defs. (vdefs_disappeared_p): Replace with... (v_may_defs_disappeared_p): This. (v_must_defs_disappeared_p): New function. (mark_new_vars_to_rename): Rename occurences of vdef to v_may_def. Also add code to mark new variables found in V_MUST_DEFs for renameing. * tree-flow.h (stmt_ann_d): Add v_must_def_ops and replace vdef_ops to v_may_def_ops. (get_vdef_ops): Replace with... (get_v_may_def_ops): This. * tree-flow-inline.h (get_vdef_ops): Replace with... (get_v_may_def_ops): This. (get_v_must_def_ops): New function. (get_vdef_result_ptr): Replace with... (get_v_may_def_result_ptr): This. (get_vdef_op_ptr): Ditto with... (get_v_may_def_op_ptr); This. (get_v_must_def_op_ptr): New function. * tree-into-ssa.c (mark_def_sites): Rename occurences of vdef to v_may_def. Also add code to mark statements with V_MUST_DEFs as definition sites. (rewrite_stmt): Rename occurences of vdef to v_may_def. Also add code to register new V_MUST_DEFs made by the statement. * tree-outof-ssa.c (VIRTUAL_PARTITION): Update comments. (check_replaceable): Rename occurences of vdef to v_may_def. Also add check for V_MUST_DEFs. (find_replaceable_in_bb): Ditto. * tree-pretty-print.c (dump_vops): Rename occurences of vdef to v_may_def. Also add code to dump V_MUST_DEFs. * tree-sra.c (mark_all_vdefs): Replace with... (mark_all_v_may_defs): This. (mark_all_v_must_defs): New function. (create_scalar_copies): Replace call to mark_all_vdefs with calls to mark_all_v_may_defs and mark_all_v_must_defs. (scalarize_structures): Rename occurences of vdef to v_may_def. Also add a check for V_MUST_DEFs. (scalarize_modify_expr): Rename occurences of vdef to v_may_def. * tree-ssa-alias.c (global_var): Update comment. (compute_may_aliases): Ditto. (compute_points_to_and_addr_escape): Rename occurences of vdef to v_may_def. Also add code to mark variables in V_MUST_DEF operands as being written to. (group_aliases): Update comment. (maybe_create_global_var): Ditto. * tree-ssa.c (verify_ssa): Rename occurences of vdef to v_may_def. Also add a check for V_MUST_DEFs on GIMPLE registers. (replace_immediate_uses): Rename occurences of vdef to v_may_def. * tree-ssa-ccp.c (visit_stmt): Rename occurences of vdef to v_may_def. Also add code to mark all V_MUST_DEF operands VARYING. (initialize): Ditto. (set_rhs): Rename occurences of vdef to v_may_def. Also add code to update SSA_NAMEs in V_MUST_DEFs. * tree-ssa-copy.c (cprop_into_stmt): Rename occurences of vdef to v_may_def. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Rename occurences of vdef to v_may_def. Also add code to mark statements with V_MUST_DEFs as necessary. (propagate_necessity): Rename occurences of vdef to v_may_def. * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Rename occurences of vdef to v_may_def. Also add code to mark operands in V_MUST_DEFs for renaming. (eliminate_redundant_computations): Rename occurences of vdef to v_may_def. (record_equivalences_from_stmt): Rename occurences of vdef to v_may_def. Also add code to record VUSEs for V_MUST_DEFs. (optimize_stmt): Remove unnesessary variable vdefs. Update comment. (register_definitions_for_stmt): Rename occurences of vdef to v_may_def. Also add code to register definitions made with V_MUST_DEFs. * tree-ssa-dse.c (fix_stmt_vdefs): Replace with... (fix_stmt_v_may_defs): This. (fix_phi_uses): Rename occurences of vdef to v_may_def. (dse_optimize_stmt): Ditto. * tree-ssa-live.c (create_ssa_var_map): Rename occurences of vdef to v_may_def. Also add code to mark V_MUST_DEF operands as being used in virtual operators. * tree-ssa-loop.c (mark_defs_for_rewrite): Rename occurences of vdef to v_may_def. Also add code to mark V_MUST_DEF operands for renaming. * tree-ssa-operands.c (opf_kill_def): New flag for killing definitions. (build_vdefs): Renamed to... (build_v_may_defs): This. (build_v_must_defs): New variable. (voperands_d): Add v_must_def_ops and replace vdef_ops with v_may_def_ops. (append_vdef): Replace with... (append_v_may_def): This. (append_v_must_def): New function. (NUM_FREE): Increment for V_MUST_DEF (optype_freelist): Increment its size for V_MUST_DEF (allocate_vdef_optype): Replace with... (allocate_v_may_def_optype): This. (allocate_v_must_def_optype): New function. (free_vdefs): Replace with... (free_v_may_defs): This. (free_v_must_defs): New function. (remove_vdefs): Replace with... (remove_v_may_defs): This. (remove_v_must_defs): New function. (init_ssa_operands): Rename occurences of vdef to v_may_def. Also add code to initialize build_v_must_defs. (finalize_ssa_vdefs): Replace with... (finalize_ssa_v_may_defs): This. (finalize_ssa_vuses): Rename occurences of vdef to v_may_def. (finalize_ssa_v_must_defs): New function. (finalize_ssa_stmt_operands): Replace call to finalize_ssa_vdefs with calls to finalize_ssa_v_may_defs and finalize_ssa_v_must_defs. (verify_start_operands): Rename occurences of vdef to v_may_def. Also add check for build_v_must_defs. (get_stmt_operands): Rename occurences of vdef to v_may_def. Also add code to handle V_MUST_DEFs and to use opf_kill_def for killing definitions. (get_expr_operands): Update comment and use opf_kill_def for killing definitions. (add_stmt_operand): Replace code that appends VDEFs with code that appends V_MUST_DEFs when opf_kill_def is set and V_MAY_DEFs otherwise. (add_call_clobber_ops): Update comments. * tree-ssa-operands.h (vdef_optype_d): Replace with... (v_may_def_optype_d): This. (v_must_def_optype_d): New structure. (VDEF_OPS): Replace with... (V_MAY_DEF_OPS): This. (STMT_VDEF_OPS): Same with... (STMT_V_MAY_DEF_OPS): This. (NUM_VDEFS): And... (NUM_V_MAY_DEFS): This. (VDEF_RESULT_PTR): As well as... (V_MAY_DEF_RESULT_PTR): This. (VDEF_RESULT): Same goes for... (V_MAY_DEF_RESULT): This. (VDEF_OP_PTR): And... (V_MAY_DEF_OP_PTR): This. (VDEF_OP): And... (V_MAY_DEF_OP): This. (V_MUST_DEF_OPS): New macro. (STMT_V_MUST_DEF_OPS): Ditto. (NUM_V_MUST_DEFS): Ditto. (V_MUST_DEF_OP_PTR): Ditto. (V_MUST_DEF_OP): Ditto. (remove_vdefs): Replace signature with... (remove_v_may_defs): This. (remove_v_must_defs): New function signature. * tree-ssa-pre.c (subst_phis): Replace call to remove_vdefs with calls to remove_v_may_defs and remove_v_must_defs. (process_left_occs_and_kills): Rename occurences of vdef to v_may_def. Also add code that marks left occurences of operands in V_MUST_DEFs. * tree-tailcall.c (find_tail_calls): Rename occurences of vdef to v_may_def. Also add check for V_MUST_DEFs. (eliminate_tail_call):Rename occurences of vdef to v_may_def. testsuite: * gcc.dg/tree-ssa/20031015-1.c: Scan for V_MAY_DEF instead of VDEF. * gcc.dg/tree-ssa/20040517-1.c: Ditto. From-SVN: r82947
* tree-ssa.c (verify_ssa): Verify that vdefs/makes_aliased_stores match.Daniel Berlin2004-06-101-1/+4
| | | | | | | | | 2004-06-09 Daniel Berlin <dberlin@dberlin.org> * tree-ssa.c (verify_ssa): Verify that vdefs/makes_aliased_stores match. From-SVN: r82883
* re PR tree-optimization/14736 ([tree-ssa] code quality regression)Andrew Pinski2004-06-021-1/+2
| | | | | | | | | | | | | | | | | | | | | | | 2004-06-02 Andrew Pinski <pinskia@physics.uc.edu> PR tree-optimization/14736 * g++.dg/tree-ssa/ssa-cast-1.C: New Test. PR tree-optimization/14042 * g++.dg/tree-ssa/ssa-sra-1.C: New Test. PR tree-optimization/14729 * g++.dg/tree-ssa/ssa-sra-2.C: New Test. 2004-06-02 Andrew Pinski <pinskia@physics.uc.edu> PR tree-optimization/14042 PR tree-optimization/14729 PR tree-optimization/14736 * tree-ssa.c: Check the type which the pointer points to instead of the pointer types. From-SVN: r82573
* tree-gimple.c: Rename from tree-simple.c.Diego Novillo2004-05-131-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * tree-gimple.c: Rename from tree-simple.c. * tree-gimple.h: Rename from tree-simple.h. * c-gimplify.c: Rename from c-simplify.c * Makefile.in, c-decl.c, gimple-low.c, gimplify.c, langhooks.c, tree-alias-ander.c, tree-alias-common.c, tree-complex.c, tree-dfa.c, tree-flow.h, tree-inline.c, tree-into-ssa.c, tree-iterator.c, tree-mudflap.c, tree-nested.c, tree-nomudflap.c, tree-outof-ssa.c, tree-sra.c, tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-copyrename.c, tree-ssa-dce.c, tree-ssa-live.c, tree-ssa-pre.c, tree-ssa.c: Update. cp/ChangeLog * cp-gimplify.c: Rename from cp-simplify.c. * Make-lang.in, optimize.c: Update. fortran/ChangeLog * Make-lang.in, f95-lang.c, trans-array.c, trans-decl.c, trans-expr.c, trans-intrinsic.c, trans-io.c, trans-stmt.c, trans.c: Rename tree-simple.[ch] to tree-gimple.[ch]. java/ChangeLog * Make-lang.in, expr.c, java-gimplify.c: Rename tree-simple.[ch] to tree-gimple.[ch]. From-SVN: r81829
* tree-ssa.c (delete_tree_ssa): XFREE bitmaps allocated with BITMAP_XMALLOC.Andrew Pinski2004-05-131-1/+1
| | | | | | | | | 2004-05-13 Andrew Pinski <pinskia@physics.uc.edu> * tree-ssa.c (delete_tree_ssa): XFREE bitmaps allocated with BITMAP_XMALLOC. From-SVN: r81817
* Merge tree-ssa-20020619-branch into mainline.Diego Novillo2004-05-131-0/+1099
From-SVN: r81764