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Merge gimple-tuples-branch into mainline. 

From-SVN: r119546
This commit is contained in:
Aldy Hernandez 2006-12-05 17:26:05 +00:00 committed by Aldy Hernandez
parent 3b8aab767b
commit 07beea0df3
114 changed files with 2750 additions and 1381 deletions
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@ -1,3 +1,737 @@
2006-12-05 Aldy Hernandez <aldyh@redhat.com>
Merge from gimple-tuples-branch.
2006-12-04 Aldy Hernandez <aldyh@redhat.com>
* config/s390/s390.c (s390_va_start): Replace MODIFY_EXPR with
GIMPLE_MODIFY_STMT.
(s390_gimplify_va_arg): Same.
* config/sparc/sparc.c (sparc_gimplify_va_arg): Same.
* config/sh/sh.c (sh_va_start): Same.
(sh_gimplify_va_arg_expr): Same.
* config/xtensa/xtensa.c (xtensa_va_start): Same.
(xtensa_gimplify_va_arg_expr): Same.
* config/ia64/ia64.c (ia64_gimplify_va_arg): Same.
* config/pa/pa.c (hppa_gimplify_va_arg_expr): Same.
* config/mips/mips.c (mips_va_start): Same.
(mips_gimplify_va_arg_expr): Same.
2006-12-04 Aldy Hernandez <aldyh@redhat.com>
* Merge from mainline at revision 119445.
2006-12-04 Aldy Hernandez <aldyh@redhat.com>
* config/spu/spu.c (spu_va_start): Change MODIFY_EXPR to
GIMPLE_MODIFY_STMT.
(spu_gimplify_va_arg_expr): Same.
2006-12-04 Aldy Hernandez <aldyh@redhat.com>
* config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
Change uses of MODIFY_EXPR to GIMPLE_MODIFY_STMT.
(xstormy16_expand_builtin_va_arg): Same.
2006-12-04 Aldy Hernandez <aldyh@redhat.com>
* config/frv/frv.c (frv_expand_builtin_va_start): Change MODIFY_EXPR
to GIMPLE_MODIFY_STMT.
2006-12-04 Aldy Hernandez <aldyh@redhat.com>
* config/alpha/alpha.c (va_list_skip_additions): Change all
occurrences of MODIFY_EXPR to GIMPLE_MODIFY_STMT.
(alpha_va_start): Same.
(alpha_gimplify_va_arg_1): Same.
(alpha_gimplify_va_arg): Same.
2006-12-01 Aldy Hernandez <aldyh@redhat.com>
* gimplify.c (gimplify_modify_expr): Remove FIXME comment.
2006-12-01 Aldy Hernandez <aldyh@redhat.com>
* tree-ssa-loop-im.c: Rename all PROTECTED_TREE_OPERAND to
GENERIC_TREE_OPERAND, and all PROTECTED_TREE_TYPE to
GENERIC_TREE_TYPE.
* tree-complex.c: Same.
* tree-pretty-print.c: Same.
* tree.c: Same.
* tree.h: Same.
* builtins.c: Same.
* fold-const.c: Same.
* tree-ssa-dom.c: Same.
* tree-ssa-propagate.c: Same.
* tree-ssa-alias.c: Same.
* gimple-low.c: Same.
* dwarf2out.c: Same.
* c-pretty-print.c: Same.
* gimplify.c: Same.
* tree-inline.c: Same.
* tree-outof-ssa.c: Same.
* tree-ssa-structalias.c: Same.
* tree-ssa-reassoc.c: Same.
* stmt.c: Same.
2006-11-16 Aldy Hernandez <aldyh@redhat.com>
* tree.c (build2_stat): Fix comment.
2006-11-13 Aldy Hernandez <aldyh@redhat.com>
* tree-ssa-propagate.c (get_rhs): Use GIMPLE_MODIFY_STMT and
TREE_OPERAND when appropriate.
2006-11-04 Aldy Hernandez <aldyh@redhat.com>
* java/java-tree.h (lang_tree_node): Handle gimple tuples.
(EXPR_WFL_EMIT_LINE_NOTE): Look inside base.
(EXPR_WFL_LINECOL): Use EXPR_LOCUS macro instead of exp.locus.
* java/java-gimplify.c (java_gimplify_expr): Comment on why we do
not handle GIMPLE_MODIFY_STMT in the switch statement.
(java_gimplify_modify_expr): Call build2 with GIMPLE_MODIFY_STMT.
(java_gimplify_new_array_init): Same.
2006-11-03 Aldy Hernandez <aldyh@redhat.com>
* gimplify.c (gimplify_omp_for): Allow gimple statements.
* tree-outof-ssa.c (check_replaceable): Use PROTECTED_TREE_OPERAND.
* fold-const.c (fold_binary): Allow gimple statements.
(fold): Same.
* fortran/trans-array.c (gfc_conv_descriptor_data_set_internal):
Rename from gfc_conv_descriptor_data_set.
Call gfc_add_modify instead of gfc_add_modify_expr.
* fortran/trans-array.h (gfc_conv_descriptor_data_set_internal):
Rename from gfc_conv_descriptor_data_set.
(gfc_conv_descriptor_data_set): New macro.
(gfc_conv_descriptor_data_set_tuples): New macros.
* fortran/trans-openmp.c (gfc_omp_clause_default_ctor): Call
gfc_conv_descriptor_data_set_tuples.
* fortran/trans.c (gfc_add_modify): Rename from gfc_add_modify_expr.
Generate GIMPLE_MODIFY_STMT when appropriate.
* fortran/trans.h (gfc_add_modify): Rename from gfc_add_modify_expr.
(gfc_add_modify_expr): New macro.
(gfc_add_modify_stmt): New macro.
* fortran/f95-lang.c (lang_tree_node): Handle gimple statements.
2006-11-02 Aldy Hernandez <aldyh@redhat.com>
* ada/ada-tree.h (lang_tree_node): Handle gimple tuples.
* ada/trans.c (gnat_gimplify_expr): Replace MODIFY_EXPR with
GIMPLE_MODIFY_STMT.
2006-11-01 Aldy Hernandez <aldyh@redhat.com>
* Merge from mainline at revision 118200.
2006-10-09 Aldy Hernandez <aldyh@redhat.com>
* tree-inline.c (copy_bb): Check for GIMPLE_MODIFY_STMT, and adjust
accordingly.
2006-10-09 Aldy Hernandez <aldyh@redhat.com>
* tree.h (TREE_CHAIN, TREE_TYPE): Add versions for non GCC or not
enable checking.
Also, add __extension__ to GCC versions.
* tree-mudflap.c (mf_xform_derefs_1): Add parentheses around TREE_TYPE.
* tree-inline.c (copy_tree_r): Initialize chain to assuage the warning
patrol.
2006-10-05 Aldy Hernandez <aldyh@redhat.com>
* tree-complex.c (expand_complex_libcall): Adjust for
GIMPLE_MODIFY_STMT.
(expand_complex_comparison): Same.
* tree-pretty-print.c (dump_generic_node): Is_expr should include
GIMPLE_STMT_P statements.
* value-prof.c (tree_divmod_fixed_value_transform): Adjust for
GIMPLE_MODIFY_STMT.
(tree_mod_pow2_value_transform): Same.
(tree_mod_subtract_transform): Same.
* tree.c (build2_stat): Check for gimplified function in cfun.
* tree.h (DECL_GIMPLIFIED): Delete.
(struct tree_function_decl): Remove gimplified_flag.
* omp-low.c (lower_omp_for): Adjust for GIMPLE_MODIFY_STMT.
* cp/cp-gimplify.c (cp_gimplify_expr): Adjust for GIMPLE_MODIFY_STMT.
(cxx_omp_clause_apply_fn): Adjust for GIMPLE_MODIFY_STMT.
(cxx_omp_clause_copy_ctor): Same.
(cxx_omp_clause_assign_op): Same.
* c-pretty-print.c (pp_c_conditional_expression): Same.
(pp_c_expression): Same.
* langhooks.c (lhd_omp_predetermined_sharing): Same.
* function.h (struct function): Add gimplified field.
* tree-if-conv.c (add_to_dst_predicate_list): Adjust for
GIMPLE_MODIFY_STMT.
(find_phi_replacement_condition): Same.
* gimplify.c (gimplify_modify_expr_to_memcpy): Same.
(gimplify_modify_expr_to_memset): Same.
(gimplify_init_ctor_eval_range): Same.
(gimplify_modify_expr_complex_part): Same.
(tree_to_gimple_tuple): Same.
(gimplify_modify_expr): Same.
(gimple_push_cleanup): Same.
(gimplify_omp_for): Same.
(gimplify_omp_atomic_pipeline): Same.
(gimplify_omp_atomic_mutex): Same.
(gimplify_expr): Same.
(gimplify_one_sizepos): Same.
(gimplify_function_tree): Same.
* tree-vect-patterns.c (vect_recog_dot_prod_pattern): Same.
(vect_recog_widen_sum_pattern): Same.
* tree-vect-transform.c (get_initial_def_for_reduction): Same.
(vect_create_epilog_for_reduction): Same.
(vectorizable_reduction): Same.
2006-09-28 Aldy Hernandez <aldyh@redhat.com>
* tree-ssa-math-opts.c (replace_reciprocal): Use GIMPLE_STMT_OPERAND.
* tree-if-conv.c (if_convertible_gimple_modify_stmt_p): Same.
(ifc_temp_var): Same.
* tree-vect-analyze.c (vect_determine_vectorization_factor): Check
for gimple statements.
(vect_analyze_operations): Same.
(exist_non_indexing_operands_for_use_p): Use GIMPLE_STMT_OPERAND.
* gimplify.c (gimplify_return_expr): Handle gimple statements.
* lambda-code.c (can_put_in_inner_loop): Same.
(can_put_after_inner_loop): Same.
* tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Same.
(vect_create_data_ref_ptr): Same.
(vect_init_vector): Same.
(vect_get_vec_def_for_operand): Same.
(vect_create_epilog_for_reduction): Same.
(vectorizable_reduction): Same.
(vectorizable_assignment): Same.
(vectorizable_operation): Same.
(vectorizable_load): Same.
(vectorizable_condition): Same.
* config/rs6000/rs6000.c (rs6000_va_start): Do not create MODIFY_EXPRs.
(rs6000_gimplify_va_arg): Same.
2006-09-25 Aldy Hernandez <aldyh@redhat.com>
* tree-vrp.c (simplify_div_or_mod_using_ranges): Use
GIMPLE_STMT_OPERAND.
(simplify_abs_using_ranges): Same.
* tree-complex.c (expand_complex_operations_1): Use
PROTECTED_TREE_OPERAND.
* tree-ssa-loop-niter.c (simplify_replace_tree): Check for gimple
stmt.
(get_val_for): Use GIMPLE_STMT_OPERAND.
* tree-tailcall.c (adjust_accumulator_values): Same.
(adjust_return_value): Same.
* tree.c (walk_tree): Use IS_GIMPLE_STMT_CODE_CLASS on default
case. Remove special case for tcc_gimple_stmt.
* tree.h (CAN_HAVE_LOCATION_P): New.
* tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Check for
GIMPLE_STMT_P.
* tree-stdarg.c (va_list_counter_bump): Use GIMPLE_STMT_OPERAND.
* tree-ssa-dom.c (propagate_rhs_into_lhs): Same.
* tree-nrv.c (execute_return_slot_opt): Same.
* tree-ssa-alias.c (count_uses_and_derefs): Check for GIMPLE_STMT_P.
* tree-vn.c (set_value_handle): Same.
(get_value_handle): Same.
* c-decl.c (add_stmt): Use CAN_HAVE_LOCATION_P.
* tree-vectorizer.c (find_loop_location): Same.
* c-typeck.c (c_process_expr_stmt): Same.
(c_finish_stmt_expr): Same.
* gimplify.c (should_carry_locus_p): Same.
(tree_to_gimple_tuple): Delete definition and use of unecessary
variable save_tree_block.
* tree-ssa-pre.c (phi_translate): Check for GIMPLE_STMT_P.
(create_expression_by_pieces): Use GIMPLE_STMT_OPERAND.
(realify_fake_stores): Same.
* tree-ssa-forwprop.c (forward_propagate_addr_into_variable_arr):
Use TREE_OPERAND.
* tree-inline.c (copy_body_r): Check for EXPR_P and GIMPLE_STMT_P.
(copy_tree_r): Check for IS_GIMPLE_STMT_CODE_CLASS.
* tree-cfg.c (move_stmt_r): Use EXPR_P. Check for GIMPLE_STMT_P.
* c-parser.c (c_parser_typeof_specifier): Use CAN_HAVE_LOCATION_P.
(c_parser_statement_after_labels): Same.
(c_parser_paren_condition): Same.
(c_parser_for_statement): Same.
(c_parser_omp_for_loop): Same.
* tree-ssa-reassoc.c (linearize_expr): Use GIMPLE_STMT_OPERAND.
(linearize_expr_tree): Same.
* dwarf2out.c (reference_to_unused): Check for GIMPLE_STMT_P.
* function.c (instantiate_expr): Same.
2006-09-22 Aldy Hernandez <aldyh@redhat.com>
* tree.c (expr_location): Use GIMPLE_STMT_LOCUS.
(set_expr_location): Same.
(expr_locus): Same.
(set_expr_locus): Same.
(expr_filename): Same.
(expr_lineno): Same.
(tree_block): Use GIMPLE_STMT_BLOCK.
(protected_tree_operand): Use GIMPLE_STMT_OPERAND.
* tree.h (struct gimple_stmt): Remove prev and next.
(GIMPLE_STMT_OPERAND_CHECK): New.
(TREE_TO_GIMPLE_STMT): Delete.
(GIMPLE_STMT_TO_TREE): Delete.
(GIMPLE_STMT_OPERAND): Use union, not cast.
(GIMPLE_STMT_LOCUS): New.
(GIMPLE_STMT_BLOCK): New.
* gimplify.c (tree_to_gimple_tuple): Use union. Do not cast
to tree_base.
* tree-cfg.c (verify_gimple_tuples_1): Call gcc_unreachable.
2006-09-21 Aldy Hernandez <aldyh@redhat.com>
* tree-into-ssa.c (REGISTER_DEFS_IN_STMT): Change common.base
to base.
* tree-tailcall.c (adjust_return_value): Same.
* tree.c (tree_code_size): Remove GIMPLE_STATEMENT_LIST case.
(copy_node_stat): Change common.base to base.
(tree_node_structure): Return TS_GIMPLE_STATEMENT for tcc_gimple_stmt.
Remove GIMPLE_STATEMENT_LIST case.
* tree.h (struct gimple_stmt): Make operands of type tree.
(TREE_CODE, TREE_SET_CODE, TREE_ADDRESSABLE, CALL_EXPR_TAILCALL,
CASE_LOW_SEEN, TREE_STATIC, CLEANUP_EH_ONLY, CASE_HIGH_SEEN,
TREE_NO_WARNING, TREE_CONSTANT_OVERFLOW, TREE_SYMBOL_REFERENCED,
TYPE_REF_CAN_ALIAS_ALL, TREE_OVERFLOW, TREE_PUBLIC,
TYPE_CACHED_VALUES_P, TREE_SIDE_EFFECTS, FORCED_LABEL,
TREE_THIS_VOLATILE, TREE_THIS_NOTRAP, TREE_READONLY,
TREE_CONSTANT, TYPE_SIZES_GIMPLIFIED, DECL_UNSIGNED,
BIT_FIELD_REF_UNSIGNED, TYPE_UNSIGNED, TREE_ASM_WRITTEN, TREE_USED,
TREE_NOTHROW, CALL_EXPR_RETURN_SLOT_OPT, DECL_BY_REFERENCE,
CALL_FROM_THUNK_P, TYPE_ALIGN_OK, TREE_PRIVATE, TREE_PROTECTED,
TREE_DEPRECATED, IDENTIFIER_TRANSPARENT_ALIAS, TREE_INVARIANT,
TREE_LANG_FLAG_*, SSA_NAME_OCCURS_IN_ABNORMAL_PHI,
SSA_NAME_IN_FREE_LIST, TYPE_VOLATILE, TYPE_READONLY, BINFO_VIRTUAL_P):
Change common.base to base.
(GIMPLE_STATEMENT_LIST*): Remove.
(union tree_node): Add base. Remove gimple_statement_list.
Remove pointer from gstmt.
* tree-ssa-propagate.c (set_rhs): Change common.base to base.
* treestruct.def: Add TS_BASE. Remove TS_GIMPLE_STATEMENT_LIST.
* tree-vn.c (vn_compute): Change common.base to base.
* tree-eh.c (verify_eh_throw_stmt_node): Same.
* tree-flow-inline.h (var_ann): Same.
(function_ann): Same.
(stmt_ann): Same.
(mark_non_addressable): Same.
* gimplify.c (tree_to_gimple_tuple): Same.
* tree.def (DEFTREECODE): Remove GIMPLE_STATEMENT_LIST.
* tree-dfa.c (create_var_ann): Change common.base to base.
(create_function_ann): Same.
(create_stmt_ann): Same.
(create_tree_ann): Same.
(collect_dfa_stats_r): Same.
* tree-ssa-pre.c (NECESSARY): Change common.base to base.
* tree-ssa-dce.c (NECESSARY): Same.
* tree-ssa.c (delete_tree_ssa): Same.
* tree-optimize.c (execute_free_cfg_annotations): Same.
* tree-flow.h: Same.
2006-09-19 Aldy Hernandez <aldyh@redhat.com>
* tree.c (tree_code_size): Handle GIMPLE_STATEMENT_LIST.
(tree_node_structure): Handle GIMPLE_STATEMENT_LIST and
GIMPLE_MODIFY_STMT.
* tree.h (struct gimple_stmt): Add prev and next fields.
(GIMPLE_STMT_TO_TREE): Cast, do not call GIMPLE_STMT_CHECK.
(GIMPLE_STATEMENT_LIST_HEAD): New.
(GIMPLE_STATEMENT_LIST_TAIL): New.
(struct gimple_statement_list): New.
(union tree_node): Add gimple_stmt_list and gstmt.
* treestruct.def: Add TS_GIMPLE_STATEMENT_LIST, TS_GIMPLE_STATEMENT.
* tree.def: Add GIMPLE_STATEMENT_LIST.
2006-09-06 Aldy Hernandez <aldyh@redhat.com>
* tree-dump.c (dequeue_and_dump): Handle GIMPLE_MODIFY_STMT.
* tree-vrp.c (build_assert_expr_for): Change uses of
MODIFY_EXPR to GIMPLE_MODIFY_STMT and adjust accordingly.
(find_assert_locations): Same.
(remove_range_assertions): Same.
(stmt_interesting_for_vrp): Same.
(vrp_visit_assignment): Same.
(vrp_visit_stmt): Same.
(simplify_cond_using_ranges): Same.
* tree-into-ssa.c (REGISTER_DEFS_IN_THIS_STMT): Adjust for new
tree structure.
* tree-ssa-loop-im.c (movement_possibility): Change uses of
MODIFY_EXPR to GIMPLE_MODIFY_STMT and adjust accordingly.
(stmt_cost): Same.
(determine_invariantness_stmt): Same.
(schedule_sm): Same.
(gather_mem_refs_stmt): Same.
* tree-complex.c (init_dont_simulate_again): Same.
(complex_visit_stmt): Same.
(set_component_ssa_name): Same.
(expand_complex_move): Same.
(expand_complex_div_wide): Same.
(expand_complex_comparison): Same.
(expand_complex_operations_1): Same.
* tree-ssa-loop-niter.c (expand_simple_operations): Same.
(chain_of_csts_start): Same.
(infer_loop_bounds_from_undefined): Same.
* tree-pretty-print.c (dump_generic_node): Same.
(op_prio): Same.
(op_symbol_1): Same.
* tree-ssa-loop-manip.c (create_iv): Same.
* value-prof.c (tree_divmod_fixed_value): Same.
(tree_divmod_fixed_value_transform): Same.
(tree_mod_pow2): Same.
(tree_mod_pow2_value_transform): Same.
(tree_mod_subtract): Same.
(tree_mod_subtract_transform): Same.
(tree_divmod_values_to_profile): Same.
* tree-tailcall.c (process_assignment): Same.
(find_tail_calls): Same.
(adjust_accumulator_values): Same.
(adjust_return_value): Same.
(eliminate_tail_call): Same.
* tree.c (tree_code_size): Handle tcc_gimple_stmt.
(make_node_stat): Same.
(copy_node_stat): Handle gimple tuples.
(expr_align): Handle GIMPLE_MODIFY_STMT. Abort on MODIFY_EXPR.
(tree_node_structure): Handle tcc_gimple_stmt.
(build2_stat): Abort on MODIFY_EXPR after gimplification. Handle
tcc_gimple_stmt.
(build2_gimple_stat): New.
(expr_location): New.
(set_expr_location): New.
(expr_has_location): New.
(expr_locus): New.
(set_expr_locus): New.
(expr_filename): New.
(expr_lineno): New.
(walk_tree): Handle tcc_gimple_stmt.
(tree_block): New.
(protected_tree_operand): New.
(protected_tree_type): New.
(tree_code_kind): Add gimple statements.
* tree.h (tree_code_class): Add tcc_gimple_stmt.
(IS_GIMPLE_STMT_CODE_CLASS): New.
(struct tree_base): New.
(struct tree_common): Shrink.
(struct gimple_stmt): New.
(struct gimple_expr): New.
(TREE_SET_CODE, TREE_ADDRESSABLE, CALL_EXPR_TAILCALL,
CASE_LOW_SEEN, TREE_STATIC, CLEANUP_EH_ONLY, CASE_HIGH_SEEN,
TREE_NO_WARNING, TREE_CONSTANT_OVERFLOW, TREE_SYMBOL_REFERENCED,
TYPE_REF_CAN_ALIAS_ALL, TREE_OVERFLOW, TREE_PUBLIC,
TYPE_CACHED_VALUES_P, SAVE_EXPR_RESOLVED_P, TREE_SIDE_EFFECTS,
FORCED_LABEL, TREE_THIS_VOLATILE, TREE_THIS_NOTRAP, TREE_READONLY,
TREE_CONSTANT, TYPE_SIZES_GIMPLIFIED, DECL_UNSIGNED,
BIT_FIELD_REF_UNSIGNED, TYPE_UNSIGNED, TREE_ASM_WRITTEN,
TREE_USED, TREE_NOTHROW, CALL_EXPR_RETURN_SLOT_OPT,
DECL_BY_REFERENCE, CALL_FROM_THUNK_P, TYPE_ALIGN_OK,
TREE_PRIVATE, TREE_PROTECTED, TREE_DEPRECATED,
IDENTIFIER_TRANSPARENT_ALIAS, TREE_INVARIANT,
TREE_LANG_FLAG_[0-6], SSA_NAME_CHECK, SSA_NAME_IN_FREE_LIST,
TYPE_VOLATILE, TYPE_READONLY, TREE_VISITED, BINFO_VIRTUAL_P):
Adjust for new `common' layout.
(struct tree_function_decl): Add gimplified_flag.
(DECL_GIMPLIFIED): NEW.
(EXPR_LOCATION, SET_EXPR_LOCUS, EXPR_FILENAME, EXPR_LOCUS,
SET_EXPR_LOCUS, SET_EXPR_LOCATION, EXPR_LINENO,
EXPR_HAS_LOCATION): Call corresponding function.
(GIMPLE_STMT_CHECK): New.
(TREE_OPERAND_CHECK, TREE_TYPE, TREE_CHAIN): Abort on gimple tuples.
(TREE_BLOCK): Call tree_block.
(GIMPLE_STMT_P): New.
(GIMPLE_TUPLE_P): New.
(TREE_TO_GIMPLE_STMT): New.
(GIMPLE_STMT_TO_TREE): New.
(GIMPLE_STMT_OPERAND): New.
(GIMPLE_TUPLE_HAS_LOCUS_P): New.
(PROTECTED_TREE_OPERAND): New.
(PROTECTED_TREE_TYPE): New.
(build2_gimple_stat): Protoize.
(build2_gimple): New.
(expr_location): Protoize.
(set_expr_location): Protoize.
(expr_has_location): Protoize.
(expr_locus): Protoize.
(set_expr_locus): Protoize.
(expr_filename): Protoize.
(expr_lineno): Protoize.
(tree_block): Protoize.
(protected_tree_operand): Protoize.
(protected_tree_type): Protoize.
(enum tree_node_kind): Add gimple_stmt_kind.
* c-decl.c (union lang_tree_node): Tuples do not have a
TREE_CHAIN.
* ipa-cp.c (constant_val_insert): Change uses of MODIFY_EXPR to
GIMPLE_MODIFY_STMT and adjust accordingly.
* tree-scalar-evolution.c (follow_ssa_edge): Same.
(interpret_condition_phi): Same.
(pointer_used_p): Same.
(analyze_scalar_evolution_1): Same.
(scev_const_prop): Same.
(interpret_rhs_modify_stmt): Rename from
interpret_rhs_modify_expr.
* builtins.c (std_expand_builtin_va_start): Change uses of
MODIFY_EXPR to GIMPLE_MODIFY_STMT and adjust accordingly.
(std_gimplify_va_arg_expr): Same.
(expand_builtin_va_copy): Same.
(integer_valued_real_p): Same.
* fold-const.c (maybe_lvalue_p): Same.
(fold_unary): Same.
(tree_expr_nonnegative_p): Same.
(tree_expr_nonzero_p): Same.
* omp-low.c (extract_omp_for_data): Same.
(lower_rec_input_clauses): Same.
(lower_reduction_clauses): Same.
(lower_copyprivate_clauses): Same.
(lower_send_clauses): Same.
(lower_send_shared_vars): Same.
(expand_parallel_call): Same.
(expand_omp_parallel): Same.
(expand_omp_for_generic): Same.
(expand_omp_for_static_nochunk): Same.
(expand_omp_for_static_chunk): Same.
(expand_omp_sections): Same.
(lower_omp_single_copy): Same.
(lower_omp_parallel): Same.
* tree-ssa-dse.c (memory_address_same): Same.
(dse_optimize_stmt): Same.
* ipa-reference.c (scan_for_static_refs): Same.
* tree-gimple.c (is_gimple_reg_rhs): Same.
(get_call_expr_in): Same.
(recalculate_side_effects): Same.
* cgraphunit.c (cgraph_create_edges): Same.
* tree-ssa-copyrename.c (rename_ssa_copies): Same.
* tree-ssa-ccp.c (get_default_value): Same.
(likely_value): Same.
(visit_assignment): Same.
(ccp_visit_stmt): Same.
(get_maxval_strlen): Same.
(ccp_fold_builtin): Same.
* tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Same.
(find_givs_in_stmt): Same.
(find_interesting_uses_op): Same.
(find_interesting_uses_stmt): Same.
(rewrite_use_nonlinear_expr): Same.
* ipa-pure-const.c (scan_function): Same.
* tree-stdarg.c (va_list_counter_bump): Same.
(check_all_va_list_escapes): Same.
(execute_optimize_stdarg): Same.
* tree-ssa-math-opts.c (compute_merit): Same.
(insert_reciprocals): Same.
(execute_cse_reciprocals): Same.
* tree-ssa-dom.c (initialize_hash_element): Same.
(simple_iv_increment_p): Same.
(record_equivalences_from_stmt): Same.
(optimize_stmt): Same.
(remove_stmt_or_phi): Same.
(get_rhs_or_phi_arg): Same.
(get_lhs_or_phi_result): Same.
(propagate_rhs_into_lhs): Same.
* tree-nrv.c (tree_nrv): Same.
(execute_return_slot_opt): Same.
* tree-ssa-propagate.c (get_rhs): Same.
(set_rhs): Same.
(stmt_makes_single_load): Same.
(stmt_makes_single_store): Same.
(replace_vuses_in): Same.
(fold_predicate_in): Same.
(substitute_and_fold): Same.
* tree-ssa-alias.c (compute_call_clobbered): Same.
(recalculate_used_alone): Same.
(count_uses_and_derefs): Same.
(is_escape_site): Same.
(find_used_portions): Same.
* gimple-low.c (lower_stmt): Same.
(block_may_fallthru): Same.
(lower_return_expr): Same.
* tree-ssa-sink.c (is_hidden_global_store): Same.
(statement_sink_location): Same.
* dwarf2out.c (loc_descriptor_from_tree_1): Same.
* expr.c (safe_from_p): Same.
(expand_expr_real): Same.
(expand_expr_real_1): Same.
* tree-ssa-loop-ivcanon.c (empty_loop_p): Same.
* predict.c (expr_expected_value): Same.
(strip_builtin_expect): Same.
(apply_return_prediction): Same.
(tree_bb_level_predictions): Same.
(tree_estimate_probability): Same.
* tree-vn.c (vn_compute): Same.
* tree-eh.c (add_stmt_to_eh_region_fn): Same.
(remove_stmt_from_eh_region_fn): Same.
(do_return_redirection): Same.
(honor_protect_cleanup_actions): Same.
(lower_try_finally_switch): Same.
(lower_eh_constructs_1): Same.
(tree_could_throw_p): Same.
(verify_eh_throw_stmt_node): Same.
* function.c (gimplify_parameters): Same.
* tree-vectorizer.c (vect_is_simple_use): Same.
(vect_is_simple_reduction): Same.
* ipa-type-escape.c (scan_for_refs): Same.
* tree-if-conv.c (tree_if_conversion): Same.
(tree_if_convert_stmt): Same.
(if_convertible_gimplify_modify_stmt_p): Rename from
if_convertible_modify_expr_p.
(if_convertible_stmt_p): Adjust for GIMPLE_MODIFY_STMT.
(ifc_temp_var): Same.
(replace_phi_with_cond_modify_stmt): Rename from
replace_phi_with_cond_modify_expr.
(process_phi_nodes): Call replace_phi_with_cond_modify_stmt.
* tree.def (DEFTREECODE): Add GIMPLE_MODIFY_STMT.
* tree-data-ref.c (find_data_references_in_loop): Adjust for
GIMPLE_MODIFY_STMT.
* tree-flow-inline.h (var_ann): Same.
(function_ann): Same.
(stmt_ann): Same.
(mark_non_addressable): Same.
* tree-vect-analyze.c (vect_determine_vectorization_factor): Same.
* gimplify.c (tree_to_gimple_tuple): New.
(build_stack_save_restore): Adjust for GIMPLE_MODIFY_STMT.
(gimplify_return_expr): Same.
(gimplify_decl_expr): Same.
(gimplify_self_mod_expr): Same.
(gimplify_cond_expr): Same.
(gimplify_init_constructor): Same.
(gimplify_modify_expr): Same.
(gimplify_expr): Same.
(gimplify_function_tree): Same.
(force_gimple_operand): Same.
* tree-ssa-phiopt.c (conditional_replacement): Same.
(minmax_replacement): Same.
(abs_replacement): Same.
* tree-dfa.c (create_var_ann): Same.
(create_function_ann): Same.
(create_stmt_ann): Same.
(create_tree_ann): Same.
(collect_dfa_stats_r): Same.
* tree-ssa-pre.c (find_or_generate_expression): Same.
(create_expression_by_pieces): Same.
(try_look_through_load): Same.
(insert_fake_stores): Same.
(realify_fake_stores): Same.
(compute_avail): Same.
(eliminate): Same.
(init_pre): Same.
(poolify_modify_stmt): Rename from poolify_modify_stmt.
Adjust for GIMPLE_MODIFY_STMT.
(NECESSARY): Adjust for new `common' layout.
* tree-ssa-live.c (build_tree_conflict_graph): Adjust for
GIMPLE_MODIFY_STMT.
* tree-sra.c (sra_walk_modify_stmt): Rename from
sra_walk_modify_expr.
(sra_walk_function): Adjust for GIMPLE_MODIFY_STMT.
(generate_copy_inout): Same.
(generate_element_copy): Same.
(generate_element_zero): Same.
(scalarize_copy): Same.
* tree-mudflap.c (mf_decl_cache_locals): Same.
(mf_build_check_statement_for): Same.
(mf_xform_derefs): Same.
* ipa-prop.c (ipa_method_modify_stmt): Same.
* print-tree.c (print_node): Handle gimple tuples.
Add case for tcc_gimple_stmt.
* tree-ssa-copy.c (stmt_may_generate_copy): Adjust for
GIMPLE_MODIFY_STMT.
(copy_prop_visit_assignment): Same.
(copy_prop_visit_stmt): Same.
(init_copy_prop): Same.
* tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): Same.
(forward_propagate_into_cond_1): Same.
(find_equivalent_equality_comparison): Same.
(tidy_after_forward_propagate_addr): Same.
(forward_propagate_addr_expr_1): Same.
(simplify_not_neg_expr): Same.
(simplify_switch_expr): Same.
* tree-ssa-dce.c (find_pdom): Same.
(mark_stmt_if_obviously_necessary): Same.
(NECESSARY): Adjust for new `common' layout.
* tree-flow.h: Same.
* tree-vect-patterns.c (widened_name_p): Adjust for
GIMPLE_MODIFY_STMT.
(vect_recog_dot_prod_pattern): Same.
(vect_recog_widen_sum_pattern): Same.
(vect_pattern_recog_1): Same.
* tree-nested.c (init_tmp_var): Same.
(save_tmp_var): Same.
(walk_stmts): Same.
(convert_call_expr): Same.
(finalize_nesting_tree_1): Same.
* tree-ssa.c (verify_ssa): Same.
(delete_tree_ssa): Same.
* lambda-code.c (lbv_to_gcc_expression): Same.
(lle_to_gcc_expression): Same.
(lambda_loopnest_to_gcc_loopnest): Same.
(can_put_in_inner_loop): Same.
(can_convert_to_perfect_nest): Same.
(perfect_nestify): Same.
* tree-ssa-loop-prefetch.c (gather_memory_references): Same.
* tree-inline.c (copy_body_r): Same.
(setup_one_parameter): Same.
(initialize_inlined_parameters): Same.
(estimate_num_insns_1): Same.
(expand_call_inline): Same.
(gimple_expand_calls_inline): Same.
(copy_tree_r): Same.
* tree-optimize.c (execute_free_cfg_annotations): Same.
* tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Same.
(vect_align_data_ref): Same.
(vect_create_data_ref_ptr): Same.
(vect_init_vector): Same.
(vect_create_epilog_for_reduction): Same.
(vectorizable_reduction): Same.
(vectorizable_assignment): Same.
(vectorizable_operation): Same.
(vectorizable_store): Same.
(vectorizable_load): Same.
(vectorizable_live_operation): Same.
(vectorizable_condition): Same.
(vect_generate_tmps_on_preheader): Same.
(vect_create_cond_for_align_checks): Same.
* tree-object-size.c (collect_object_sizes_for): Same.
(check_for_plus_in_loops_1): Same.
(check_for_plus_in_loops): Same.
* tree-outof-ssa.c (insert_copy_on_edge): Same.
(replace_use_variable): Same.
(check_replaceable): Same.
(rewrite_trees): Same.
(identical_copies_p): Same.
(insert_backedge_copies): Same.
* tree-profile.c (tree_gen_edge_profiler): Same.
* tree-vect-generic.c (expand_vector_operations_1): Same.
* tree-ssa-structalias.c (update_alias_info): Same.
(find_func_aliases): Same.
* tree-cfg.c (factor_computed_gotos): Same.
(make_edges): Same.
(make_goto_expr_edges): Same.
(tree_merge_blocks): Same.
(remove_useless_stmts_cond): Same.
(remove_useless_stmts_1): Same.
(tree_find_edge_insert_loc): Same.
(verify_expr): Same.
(gimplify_val): Same.
(verify_gimple_tuples_1): New.
(verify_gimple_tuples): New.
(verify_stmts): Call verify_gimple_tuples.
* tree-ssa-reassoc.c (get_rank): Adjust for GIMPLE_MODIFY_STMT.
(get_unary_op): Same.
(linearize_expr): Same.
(get_single_immediate_use): Same.
(negate_value): Same.
(should_break_up_subtract): Same.
(break_up_subtract): Same.
(repropagate_negates): Same.
(break_up_subtract_bb): Same.
(reassociate_bb): Same.
* config/i386/i386.c (ix86_va_start): Same.
(ix86_gimplify_va_arg): Same.
* stmt.c (expand_expr_stmt): Same.
(warn_if_unused_value): Same.
(expand_return): Same.
* tree-ssanames.c (make_ssa_name): Same.
* tree-ssa-threadedge.c (lhs_of_dominating_assert): Same.
* tree-ssa-operands.c (finalize_ssa_defs): Same.
(add_virtual_operand): Same.
(get_expr_operands): Same.
(parse_ssa_operands): Same.
(get_modify_stmt_operands): Rename from get_modify_expr_operands.
2006-12-05 H.J. Lu <hongjiu.lu@intel.com>
* config.host: Remove extra blank line.

3
gcc/ada/ada-tree.h
View File

@ -36,7 +36,8 @@ enum gnat_tree_code {
/* Ada uses the lang_decl and lang_type fields to hold a tree. */
union lang_tree_node
GTY((desc ("0"),
chain_next ("(union lang_tree_node *)TREE_CHAIN (&%h.t)")))
chain_next ("(GIMPLE_STMT_P (&%h.t) ? (union lang_tree_node *) 0 : (union lang_tree_node *)TREE_CHAIN (&%h.t))")))
{
union tree_node GTY((tag ("0"))) t;
};

2
gcc/ada/trans.c
View File

@ -4840,7 +4840,7 @@ gnat_gimplify_expr (tree *expr_p, tree *pre_p, tree *post_p ATTRIBUTE_UNUSED)
&& TREE_CODE_CLASS (TREE_CODE (op)) != tcc_constant)
{
tree new_var = create_tmp_var (TREE_TYPE (op), "A");
tree mod = build2 (MODIFY_EXPR, TREE_TYPE (op), new_var, op);
tree mod = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (op), new_var, op);
TREE_ADDRESSABLE (new_var) = 1;

26
gcc/builtins.c
View File

@ -4319,7 +4319,7 @@ std_expand_builtin_va_start (tree valist, rtx nextarg)
{
tree t;
t = build2 (MODIFY_EXPR, TREE_TYPE (valist), valist,
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (valist), valist,
make_tree (ptr_type_node, nextarg));
TREE_SIDE_EFFECTS (t) = 1;
@ -4390,12 +4390,12 @@ std_gimplify_va_arg_expr (tree valist, tree type, tree *pre_p, tree *post_p)
&& !integer_zerop (TYPE_SIZE (type)))
{
t = fold_convert (TREE_TYPE (valist), size_int (boundary - 1));
t = build2 (MODIFY_EXPR, TREE_TYPE (valist), valist_tmp,
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (valist), valist_tmp,
build2 (PLUS_EXPR, TREE_TYPE (valist), valist_tmp, t));
gimplify_and_add (t, pre_p);
t = fold_convert (TREE_TYPE (valist), size_int (-boundary));
t = build2 (MODIFY_EXPR, TREE_TYPE (valist), valist_tmp,
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (valist), valist_tmp,
build2 (BIT_AND_EXPR, TREE_TYPE (valist), valist_tmp, t));
gimplify_and_add (t, pre_p);
}
@ -4434,7 +4434,7 @@ std_gimplify_va_arg_expr (tree valist, tree type, tree *pre_p, tree *post_p)
/* Compute new value for AP. */
t = fold_convert (TREE_TYPE (valist), rounded_size);
t = build2 (PLUS_EXPR, TREE_TYPE (valist), valist_tmp, t);
t = build2 (MODIFY_EXPR, TREE_TYPE (valist), valist, t);
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (valist), valist, t);
gimplify_and_add (t, pre_p);
addr = fold_convert (build_pointer_type (type), addr);
@ -4599,7 +4599,7 @@ expand_builtin_va_copy (tree arglist)
if (TREE_CODE (va_list_type_node) != ARRAY_TYPE)
{
t = build2 (MODIFY_EXPR, va_list_type_node, dst, src);
t = build2 (GIMPLE_MODIFY_STMT, va_list_type_node, dst, src);
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
}
@ -6738,9 +6738,9 @@ integer_valued_real_p (tree t)
return integer_valued_real_p (TREE_OPERAND (t, 0));
case COMPOUND_EXPR:
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
case BIND_EXPR:
return integer_valued_real_p (TREE_OPERAND (t, 1));
return integer_valued_real_p (GENERIC_TREE_OPERAND (t, 1));
case PLUS_EXPR:
case MINUS_EXPR:
@ -8096,7 +8096,7 @@ fold_builtin_memset (tree arglist, tree type, bool ignore)
}
ret = build_int_cst_type (TREE_TYPE (var), cval);
ret = build2 (MODIFY_EXPR, TREE_TYPE (var), var, ret);
ret = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (var), var, ret);
if (ignore)
return ret;
@ -8251,7 +8251,7 @@ fold_builtin_memory_op (tree arglist, tree type, bool ignore, int endp)
expr = fold_convert (TREE_TYPE (destvar), srcvar);
else
expr = fold_build1 (VIEW_CONVERT_EXPR, TREE_TYPE (destvar), srcvar);
expr = build2 (MODIFY_EXPR, TREE_TYPE (destvar), destvar, expr);
expr = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (destvar), destvar, expr);
}
if (ignore)
@ -9474,7 +9474,7 @@ fold_builtin (tree fndecl, tree arglist, bool ignore)
tree exp = fold_builtin_1 (fndecl, arglist, ignore);
if (exp && !ignore)
{
exp = build1 (NOP_EXPR, TREE_TYPE (exp), exp);
exp = build1 (NOP_EXPR, GENERIC_TREE_TYPE (exp), exp);
TREE_NO_WARNING (exp) = 1;
}
@ -11704,9 +11704,11 @@ do_mpfr_sincos (tree arg, tree arg_sinp, tree arg_cosp)
&& TYPE_MAIN_VARIANT (TREE_TYPE (arg_cosp)) == TYPE_MAIN_VARIANT (type))
{
/* Set the values. */
result_s = fold_build2 (MODIFY_EXPR, type, arg_sinp, result_s);
result_s = fold_build2 (GIMPLE_MODIFY_STMT, type, arg_sinp,
result_s);
TREE_SIDE_EFFECTS (result_s) = 1;
result_c = fold_build2 (MODIFY_EXPR, type, arg_cosp, result_c);
result_c = fold_build2 (GIMPLE_MODIFY_STMT, type, arg_cosp,
result_c);
TREE_SIDE_EFFECTS (result_c) = 1;
/* Combine the assignments into a compound expr. */
result = non_lvalue (fold_build2 (COMPOUND_EXPR, type,

4
gcc/c-decl.c
View File

@ -256,7 +256,7 @@ extern char C_SIZEOF_STRUCT_LANG_IDENTIFIER_isnt_accurate
union lang_tree_node
GTY((desc ("TREE_CODE (&%h.generic) == IDENTIFIER_NODE"),
chain_next ("TREE_CODE (&%h.generic) == INTEGER_TYPE ? (union lang_tree_node *) TYPE_NEXT_VARIANT (&%h.generic) : (union lang_tree_node *) TREE_CHAIN (&%h.generic)")))
chain_next ("TREE_CODE (&%h.generic) == INTEGER_TYPE ? (union lang_tree_node *) TYPE_NEXT_VARIANT (&%h.generic) : (GIMPLE_TUPLE_P (&%h.generic) ? (union lang_tree_node *) 0 : (union lang_tree_node *) TREE_CHAIN (&%h.generic))")))
{
union tree_node GTY ((tag ("0"),
desc ("tree_node_structure (&%h)")))
@ -434,7 +434,7 @@ add_stmt (tree t)
{
enum tree_code code = TREE_CODE (t);
if (EXPR_P (t) && code != LABEL_EXPR)
if (CAN_HAVE_LOCATION_P (t) && code != LABEL_EXPR)
{
if (!EXPR_HAS_LOCATION (t))
SET_EXPR_LOCATION (t, input_location);

10
gcc/c-parser.c
View File

@ -2172,7 +2172,7 @@ c_parser_typeof_specifier (c_parser *parser)
if (DECL_P (e) || CONSTANT_CLASS_P (e))
e = build1 (NOP_EXPR, void_type_node, e);
if (EXPR_P (e))
if (CAN_HAVE_LOCATION_P (e))
SET_EXPR_LOCATION (e, input_location);
add_stmt (e);
@ -3817,7 +3817,7 @@ c_parser_statement_after_labels (c_parser *parser)
(recursively) all of the component statements should already have
line numbers assigned. ??? Can we discard no-op statements
earlier? */
if (stmt && EXPR_P (stmt))
if (stmt && CAN_HAVE_LOCATION_P (stmt))
SET_EXPR_LOCATION (stmt, loc);
}
@ -3836,7 +3836,7 @@ c_parser_paren_condition (c_parser *parser)
loc = c_parser_peek_token (parser)->location;
cond = c_objc_common_truthvalue_conversion
(c_parser_expression_conv (parser).value);
if (EXPR_P (cond))
if (CAN_HAVE_LOCATION_P (cond))
SET_EXPR_LOCATION (cond, loc);
c_parser_skip_until_found (parser, CPP_CLOSE_PAREN, "expected %<)%>");
return cond;
@ -4073,7 +4073,7 @@ c_parser_for_statement (c_parser *parser)
{
tree ocond = c_parser_expression_conv (parser).value;
cond = c_objc_common_truthvalue_conversion (ocond);
if (EXPR_P (cond))
if (CAN_HAVE_LOCATION_P (cond))
SET_EXPR_LOCATION (cond, loc);
c_parser_skip_until_found (parser, CPP_SEMICOLON, "expected %<;%>");
}
@ -7424,7 +7424,7 @@ c_parser_omp_for_loop (c_parser *parser)
{
cond = c_parser_expression_conv (parser).value;
cond = c_objc_common_truthvalue_conversion (cond);
if (EXPR_P (cond))
if (CAN_HAVE_LOCATION_P (cond))
SET_EXPR_LOCATION (cond, input_location);
}
c_parser_skip_until_found (parser, CPP_SEMICOLON, "expected %<;%>");

9
gcc/c-pretty-print.c
View File

@ -1795,13 +1795,15 @@ pp_c_conditional_expression (c_pretty_printer *pp, tree e)
static void
pp_c_assignment_expression (c_pretty_printer *pp, tree e)
{
if (TREE_CODE (e) == MODIFY_EXPR || TREE_CODE (e) == INIT_EXPR)
if (TREE_CODE (e) == MODIFY_EXPR
|| TREE_CODE (e) == GIMPLE_MODIFY_STMT
|| TREE_CODE (e) == INIT_EXPR)
{
pp_c_unary_expression (pp, TREE_OPERAND (e, 0));
pp_c_unary_expression (pp, GENERIC_TREE_OPERAND (e, 0));
pp_c_whitespace (pp);
pp_equal (pp);
pp_space (pp);
pp_c_expression (pp, TREE_OPERAND (e, 1));
pp_c_expression (pp, GENERIC_TREE_OPERAND (e, 1));
}
else
pp_c_conditional_expression (pp, e);
@ -1942,6 +1944,7 @@ pp_c_expression (c_pretty_printer *pp, tree e)
break;
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
case INIT_EXPR:
pp_assignment_expression (pp, e);
break;

4
gcc/c-typeck.c
View File

@ -7450,7 +7450,7 @@ c_process_expr_stmt (tree expr)
if (DECL_P (expr) || CONSTANT_CLASS_P (expr))
expr = build1 (NOP_EXPR, TREE_TYPE (expr), expr);
if (EXPR_P (expr))
if (CAN_HAVE_LOCATION_P (expr))
SET_EXPR_LOCATION (expr, input_location);
return expr;
@ -7587,7 +7587,7 @@ c_finish_stmt_expr (tree body)
{
/* Do not warn if the return value of a statement expression is
unused. */
if (EXPR_P (last))
if (CAN_HAVE_LOCATION_P (last))
TREE_NO_WARNING (last) = 1;
return last;
}

4
gcc/cgraphunit.c
View File

@ -591,8 +591,8 @@ cgraph_create_edges (struct cgraph_node *node, tree body)
bb->loop_depth);
walk_tree (&TREE_OPERAND (call, 1),
record_reference, node, visited_nodes);
if (TREE_CODE (stmt) == MODIFY_EXPR)
walk_tree (&TREE_OPERAND (stmt, 0),
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT)
walk_tree (&GIMPLE_STMT_OPERAND (stmt, 0),
record_reference, node, visited_nodes);
}
else

19
gcc/config/alpha/alpha.c
View File

@ -5921,11 +5921,11 @@ va_list_skip_additions (tree lhs)
if (TREE_CODE (stmt) == PHI_NODE)
return stmt;
if (TREE_CODE (stmt) != MODIFY_EXPR
|| TREE_OPERAND (stmt, 0) != lhs)
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT
|| GIMPLE_STMT_OPERAND (stmt, 0) != lhs)
return lhs;
rhs = TREE_OPERAND (stmt, 1);
rhs = GIMPLE_STMT_OPERAND (stmt, 1);
if (TREE_CODE (rhs) == WITH_SIZE_EXPR)
rhs = TREE_OPERAND (rhs, 0);
@ -6184,7 +6184,7 @@ alpha_va_start (tree valist, rtx nextarg ATTRIBUTE_UNUSED)
{
nextarg = plus_constant (nextarg, offset);
nextarg = plus_constant (nextarg, NUM_ARGS * UNITS_PER_WORD);
t = build2 (MODIFY_EXPR, TREE_TYPE (valist), valist,
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (valist), valist,
make_tree (ptr_type_node, nextarg));
TREE_SIDE_EFFECTS (t) = 1;
@ -6203,12 +6203,13 @@ alpha_va_start (tree valist, rtx nextarg ATTRIBUTE_UNUSED)
t = make_tree (ptr_type_node, virtual_incoming_args_rtx);
t = build2 (PLUS_EXPR, ptr_type_node, t,
build_int_cst (NULL_TREE, offset));
t = build2 (MODIFY_EXPR, TREE_TYPE (base_field), base_field, t);
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (base_field), base_field, t);
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
t = build_int_cst (NULL_TREE, NUM_ARGS * UNITS_PER_WORD);
t = build2 (MODIFY_EXPR, TREE_TYPE (offset_field), offset_field, t);
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (offset_field),
offset_field, t);
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
}
@ -6224,7 +6225,7 @@ alpha_gimplify_va_arg_1 (tree type, tree base, tree offset, tree *pre_p)
if (targetm.calls.must_pass_in_stack (TYPE_MODE (type), type))
{
t = build_int_cst (TREE_TYPE (offset), 6*8);
t = build2 (MODIFY_EXPR, TREE_TYPE (offset), offset,
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (offset), offset,
build2 (MAX_EXPR, TREE_TYPE (offset), offset, t));
gimplify_and_add (t, pre_p);
}
@ -6278,7 +6279,7 @@ alpha_gimplify_va_arg_1 (tree type, tree base, tree offset, tree *pre_p)
t = size_binop (MULT_EXPR, t, size_int (8));
}
t = fold_convert (TREE_TYPE (offset), t);
t = build2 (MODIFY_EXPR, void_type_node, offset,
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, offset,
build2 (PLUS_EXPR, TREE_TYPE (offset), offset, t));
gimplify_and_add (t, pre_p);
@ -6318,7 +6319,7 @@ alpha_gimplify_va_arg (tree valist, tree type, tree *pre_p, tree *post_p)
r = alpha_gimplify_va_arg_1 (type, base, offset, pre_p);
/* Stuff the offset temporary back into its field. */
t = build2 (MODIFY_EXPR, void_type_node, offset_field,
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, offset_field,
fold_convert (TREE_TYPE (offset_field), offset));
gimplify_and_add (t, pre_p);

2
gcc/config/frv/frv.c
View File

@ -2203,7 +2203,7 @@ frv_expand_builtin_va_start (tree valist, rtx nextarg)
debug_rtx (nextarg);
}
t = build2 (MODIFY_EXPR, TREE_TYPE (valist), valist,
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (valist), valist,
make_tree (ptr_type_node, nextarg));
TREE_SIDE_EFFECTS (t) = 1;

24
gcc/config/i386/i386.c
View File

@ -4522,7 +4522,7 @@ ix86_va_start (tree valist, rtx nextarg)
if (cfun->va_list_gpr_size)
{
type = TREE_TYPE (gpr);
t = build2 (MODIFY_EXPR, type, gpr,
t = build2 (GIMPLE_MODIFY_STMT, type, gpr,
build_int_cst (type, n_gpr * 8));
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
@ -4531,7 +4531,7 @@ ix86_va_start (tree valist, rtx nextarg)
if (cfun->va_list_fpr_size)
{
type = TREE_TYPE (fpr);
t = build2 (MODIFY_EXPR, type, fpr,
t = build2 (GIMPLE_MODIFY_STMT, type, fpr,
build_int_cst (type, n_fpr * 16 + 8*REGPARM_MAX));
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
@ -4543,7 +4543,7 @@ ix86_va_start (tree valist, rtx nextarg)
if (words != 0)
t = build2 (PLUS_EXPR, type, t,
build_int_cst (type, words * UNITS_PER_WORD));
t = build2 (MODIFY_EXPR, type, ovf, t);
t = build2 (GIMPLE_MODIFY_STMT, type, ovf, t);
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
@ -4553,7 +4553,7 @@ ix86_va_start (tree valist, rtx nextarg)
Prologue of the function save it right above stack frame. */
type = TREE_TYPE (sav);
t = make_tree (type, frame_pointer_rtx);
t = build2 (MODIFY_EXPR, type, sav, t);
t = build2 (GIMPLE_MODIFY_STMT, type, sav, t);
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
}
@ -4690,7 +4690,7 @@ ix86_gimplify_va_arg (tree valist, tree type, tree *pre_p, tree *post_p)
/* int_addr = gpr + sav; */
t = fold_convert (ptr_type_node, gpr);
t = build2 (PLUS_EXPR, ptr_type_node, sav, t);
t = build2 (MODIFY_EXPR, void_type_node, int_addr, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, int_addr, t);
gimplify_and_add (t, pre_p);
}
if (needed_sseregs)
@ -4698,7 +4698,7 @@ ix86_gimplify_va_arg (tree valist, tree type, tree *pre_p, tree *post_p)
/* sse_addr = fpr + sav; */
t = fold_convert (ptr_type_node, fpr);
t = build2 (PLUS_EXPR, ptr_type_node, sav, t);
t = build2 (MODIFY_EXPR, void_type_node, sse_addr, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, sse_addr, t);
gimplify_and_add (t, pre_p);
}
if (need_temp)
@ -4708,7 +4708,7 @@ ix86_gimplify_va_arg (tree valist, tree type, tree *pre_p, tree *post_p)
/* addr = &temp; */
t = build1 (ADDR_EXPR, build_pointer_type (type), temp);
t = build2 (MODIFY_EXPR, void_type_node, addr, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, addr, t);
gimplify_and_add (t, pre_p);
for (i = 0; i < XVECLEN (container, 0); i++)
@ -4742,7 +4742,7 @@ ix86_gimplify_va_arg (tree valist, tree type, tree *pre_p, tree *post_p)
size_int (INTVAL (XEXP (slot, 1)))));
dest = build_va_arg_indirect_ref (dest_addr);
t = build2 (MODIFY_EXPR, void_type_node, dest, src);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, dest, src);
gimplify_and_add (t, pre_p);
}
}
@ -4751,14 +4751,14 @@ ix86_gimplify_va_arg (tree valist, tree type, tree *pre_p, tree *post_p)
{
t = build2 (PLUS_EXPR, TREE_TYPE (gpr), gpr,
build_int_cst (TREE_TYPE (gpr), needed_intregs * 8));
t = build2 (MODIFY_EXPR, TREE_TYPE (gpr), gpr, t);
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (gpr), gpr, t);
gimplify_and_add (t, pre_p);
}
if (needed_sseregs)
{
t = build2 (PLUS_EXPR, TREE_TYPE (fpr), fpr,
build_int_cst (TREE_TYPE (fpr), needed_sseregs * 16));
t = build2 (MODIFY_EXPR, TREE_TYPE (fpr), fpr, t);
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (fpr), fpr, t);
gimplify_and_add (t, pre_p);
}
@ -4785,12 +4785,12 @@ ix86_gimplify_va_arg (tree valist, tree type, tree *pre_p, tree *post_p)
}
gimplify_expr (&t, pre_p, NULL, is_gimple_val, fb_rvalue);
t2 = build2 (MODIFY_EXPR, void_type_node, addr, t);
t2 = build2 (GIMPLE_MODIFY_STMT, void_type_node, addr, t);
gimplify_and_add (t2, pre_p);
t = build2 (PLUS_EXPR, TREE_TYPE (t), t,
build_int_cst (TREE_TYPE (t), rsize * UNITS_PER_WORD));
t = build2 (MODIFY_EXPR, TREE_TYPE (ovf), ovf, t);
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (ovf), ovf, t);
gimplify_and_add (t, pre_p);
if (container)

2
gcc/config/ia64/ia64.c
View File

@ -4324,7 +4324,7 @@ ia64_gimplify_va_arg (tree valist, tree type, tree *pre_p, tree *post_p)
build_int_cst (NULL_TREE, 2 * UNITS_PER_WORD - 1));
t = build2 (BIT_AND_EXPR, TREE_TYPE (t), t,
build_int_cst (NULL_TREE, -2 * UNITS_PER_WORD));
t = build2 (MODIFY_EXPR, TREE_TYPE (valist), valist, t);
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (valist), valist, t);
gimplify_and_add (t, pre_p);
}

14
gcc/config/mips/mips.c
View File

@ -4278,12 +4278,12 @@ mips_va_start (tree valist, rtx nextarg)
t = build2 (PLUS_EXPR, TREE_TYPE (ovfl), t,
build_int_cst (NULL_TREE,
cum->stack_words * UNITS_PER_WORD));
t = build2 (MODIFY_EXPR, TREE_TYPE (ovfl), ovfl, t);
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (ovfl), ovfl, t);
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
/* Emit code to initialize GTOP, the top of the GPR save area. */
t = make_tree (TREE_TYPE (gtop), virtual_incoming_args_rtx);
t = build2 (MODIFY_EXPR, TREE_TYPE (gtop), gtop, t);
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (gtop), gtop, t);
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
/* Emit code to initialize FTOP, the top of the FPR save area.
@ -4295,18 +4295,18 @@ mips_va_start (tree valist, rtx nextarg)
if (fpr_offset)
t = build2 (PLUS_EXPR, TREE_TYPE (ftop), t,
build_int_cst (NULL_TREE, -fpr_offset));
t = build2 (MODIFY_EXPR, TREE_TYPE (ftop), ftop, t);
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (ftop), ftop, t);
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
/* Emit code to initialize GOFF, the offset from GTOP of the
next GPR argument. */
t = build2 (MODIFY_EXPR, TREE_TYPE (goff), goff,
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (goff), goff,
build_int_cst (NULL_TREE, gpr_save_area_size));
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
/* Likewise emit code to initialize FOFF, the offset from FTOP
of the next FPR argument. */
t = build2 (MODIFY_EXPR, TREE_TYPE (foff), foff,
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (foff), foff,
build_int_cst (NULL_TREE, fpr_save_area_size));
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
}
@ -4427,7 +4427,7 @@ mips_gimplify_va_arg_expr (tree valist, tree type, tree *pre_p, tree *post_p)
/* [1] Emit code for: off &= -rsize. */
t = build2 (BIT_AND_EXPR, TREE_TYPE (off), off,
build_int_cst (NULL_TREE, -rsize));
t = build2 (MODIFY_EXPR, TREE_TYPE (off), off, t);
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (off), off, t);
gimplify_and_add (t, pre_p);
}
osize = rsize;
@ -4466,7 +4466,7 @@ mips_gimplify_va_arg_expr (tree valist, tree type, tree *pre_p, tree *post_p)
u = fold_convert (TREE_TYPE (ovfl),
build_int_cst (NULL_TREE, -osize));
t = build2 (BIT_AND_EXPR, TREE_TYPE (ovfl), t, u);
align = build2 (MODIFY_EXPR, TREE_TYPE (ovfl), ovfl, t);
align = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (ovfl), ovfl, t);
}
else
align = NULL;

2
gcc/config/pa/pa.c
View File

@ -5891,7 +5891,7 @@ hppa_gimplify_va_arg_expr (tree valist, tree type, tree *pre_p, tree *post_p)
u = build_int_cst (valist_type, (size > 4 ? -8 : -4));
t = build2 (BIT_AND_EXPR, valist_type, t, u);
t = build2 (MODIFY_EXPR, valist_type, valist, t);
t = build2 (GIMPLE_MODIFY_STMT, valist_type, valist, t);
ofs = (8 - size) % 4;
if (ofs != 0)

16
gcc/config/rs6000/rs6000.c
View File

@ -6013,7 +6013,7 @@ rs6000_va_start (tree valist, rtx nextarg)
if (cfun->va_list_gpr_size)
{
t = build2 (MODIFY_EXPR, TREE_TYPE (gpr), gpr,
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (gpr), gpr,
build_int_cst (NULL_TREE, n_gpr));
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
@ -6021,7 +6021,7 @@ rs6000_va_start (tree valist, rtx nextarg)
if (cfun->va_list_fpr_size)
{
t = build2 (MODIFY_EXPR, TREE_TYPE (fpr), fpr,
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (fpr), fpr,
build_int_cst (NULL_TREE, n_fpr));
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
@ -6032,7 +6032,7 @@ rs6000_va_start (tree valist, rtx nextarg)
if (words != 0)
t = build2 (PLUS_EXPR, TREE_TYPE (ovf), t,
build_int_cst (NULL_TREE, words * UNITS_PER_WORD));
t = build2 (MODIFY_EXPR, TREE_TYPE (ovf), ovf, t);
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (ovf), ovf, t);
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
@ -6049,7 +6049,7 @@ rs6000_va_start (tree valist, rtx nextarg)
if (cfun->machine->varargs_save_offset)
t = build2 (PLUS_EXPR, TREE_TYPE (sav), t,
build_int_cst (NULL_TREE, cfun->machine->varargs_save_offset));
t = build2 (MODIFY_EXPR, TREE_TYPE (sav), sav, t);
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (sav), sav, t);
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
}
@ -6182,7 +6182,7 @@ rs6000_gimplify_va_arg (tree valist, tree type, tree *pre_p, tree *post_p)
u = build2 (MULT_EXPR, integer_type_node, u, size_int (sav_scale));
t = build2 (PLUS_EXPR, ptr_type_node, t, u);
t = build2 (MODIFY_EXPR, void_type_node, addr, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, addr, t);
gimplify_and_add (t, pre_p);
t = build1 (GOTO_EXPR, void_type_node, lab_over);
@ -6195,7 +6195,7 @@ rs6000_gimplify_va_arg (tree valist, tree type, tree *pre_p, tree *post_p)
{
/* Ensure that we don't find any more args in regs.
Alignment has taken care of the n_reg == 2 gpr case. */
t = build2 (MODIFY_EXPR, TREE_TYPE (reg), reg, size_int (8));
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (reg), reg, size_int (8));
gimplify_and_add (t, pre_p);
}
}
@ -6212,11 +6212,11 @@ rs6000_gimplify_va_arg (tree valist, tree type, tree *pre_p, tree *post_p)
}
gimplify_expr (&t, pre_p, NULL, is_gimple_val, fb_rvalue);
u = build2 (MODIFY_EXPR, void_type_node, addr, t);
u = build2 (GIMPLE_MODIFY_STMT, void_type_node, addr, t);
gimplify_and_add (u, pre_p);
t = build2 (PLUS_EXPR, TREE_TYPE (t), t, size_int (size));
t = build2 (MODIFY_EXPR, TREE_TYPE (ovf), ovf, t);
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (ovf), ovf, t);
gimplify_and_add (t, pre_p);
if (lab_over)

14
gcc/config/s390/s390.c
View File

@ -7931,7 +7931,7 @@ s390_va_start (tree valist, rtx nextarg ATTRIBUTE_UNUSED)
if (cfun->va_list_gpr_size)
{
t = build2 (MODIFY_EXPR, TREE_TYPE (gpr), gpr,
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (gpr), gpr,
build_int_cst (NULL_TREE, n_gpr));
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
@ -7939,7 +7939,7 @@ s390_va_start (tree valist, rtx nextarg ATTRIBUTE_UNUSED)
if (cfun->va_list_fpr_size)
{
t = build2 (MODIFY_EXPR, TREE_TYPE (fpr), fpr,
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (fpr), fpr,
build_int_cst (NULL_TREE, n_fpr));
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
@ -7959,7 +7959,7 @@ s390_va_start (tree valist, rtx nextarg ATTRIBUTE_UNUSED)
t = build2 (PLUS_EXPR, TREE_TYPE (ovf), t, build_int_cst (NULL_TREE, off));
t = build2 (MODIFY_EXPR, TREE_TYPE (ovf), ovf, t);
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (ovf), ovf, t);
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
}
@ -7972,7 +7972,7 @@ s390_va_start (tree valist, rtx nextarg ATTRIBUTE_UNUSED)
t = build2 (PLUS_EXPR, TREE_TYPE (sav), t,
build_int_cst (NULL_TREE, -RETURN_REGNUM * UNITS_PER_WORD));
t = build2 (MODIFY_EXPR, TREE_TYPE (sav), sav, t);
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (sav), sav, t);
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
}
@ -8105,7 +8105,7 @@ s390_gimplify_va_arg (tree valist, tree type, tree *pre_p,
fold_convert (TREE_TYPE (reg), size_int (sav_scale)));
t = build2 (PLUS_EXPR, ptr_type_node, t, fold_convert (ptr_type_node, u));
t = build2 (MODIFY_EXPR, void_type_node, addr, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, addr, t);
gimplify_and_add (t, pre_p);
t = build1 (GOTO_EXPR, void_type_node, lab_over);
@ -8124,12 +8124,12 @@ s390_gimplify_va_arg (tree valist, tree type, tree *pre_p,
gimplify_expr (&t, pre_p, NULL, is_gimple_val, fb_rvalue);
u = build2 (MODIFY_EXPR, void_type_node, addr, t);
u = build2 (GIMPLE_MODIFY_STMT, void_type_node, addr, t);
gimplify_and_add (u, pre_p);
t = build2 (PLUS_EXPR, ptr_type_node, t,
fold_convert (ptr_type_node, size_int (size)));
t = build2 (MODIFY_EXPR, ptr_type_node, ovf, t);
t = build2 (GIMPLE_MODIFY_STMT, ptr_type_node, ovf, t);
gimplify_and_add (t, pre_p);
t = build1 (LABEL_EXPR, void_type_node, lab_over);

32
gcc/config/sh/sh.c
View File

@ -7117,7 +7117,7 @@ sh_va_start (tree valist, rtx nextarg)
/* Call __builtin_saveregs. */
u = make_tree (ptr_type_node, expand_builtin_saveregs ());
t = build2 (MODIFY_EXPR, ptr_type_node, next_fp, u);
t = build2 (GIMPLE_MODIFY_STMT, ptr_type_node, next_fp, u);
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
@ -7128,11 +7128,11 @@ sh_va_start (tree valist, rtx nextarg)
nfp = 0;
u = fold_build2 (PLUS_EXPR, ptr_type_node, u,
build_int_cst (NULL_TREE, UNITS_PER_WORD * nfp));
t = build2 (MODIFY_EXPR, ptr_type_node, next_fp_limit, u);
t = build2 (GIMPLE_MODIFY_STMT, ptr_type_node, next_fp_limit, u);
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
t = build2 (MODIFY_EXPR, ptr_type_node, next_o, u);
t = build2 (GIMPLE_MODIFY_STMT, ptr_type_node, next_o, u);
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
@ -7143,12 +7143,12 @@ sh_va_start (tree valist, rtx nextarg)
nint = 0;
u = fold_build2 (PLUS_EXPR, ptr_type_node, u,
build_int_cst (NULL_TREE, UNITS_PER_WORD * nint));
t = build2 (MODIFY_EXPR, ptr_type_node, next_o_limit, u);
t = build2 (GIMPLE_MODIFY_STMT, ptr_type_node, next_o_limit, u);
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
u = make_tree (ptr_type_node, nextarg);
t = build2 (MODIFY_EXPR, ptr_type_node, next_stack, u);
t = build2 (GIMPLE_MODIFY_STMT, ptr_type_node, next_stack, u);
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
}
@ -7268,10 +7268,10 @@ sh_gimplify_va_arg_expr (tree valist, tree type, tree *pre_p,
bool is_double = size == 8 && TREE_CODE (eff_type) == REAL_TYPE;
tmp = build1 (ADDR_EXPR, pptr_type_node, next_fp);
tmp = build2 (MODIFY_EXPR, void_type_node, addr, tmp);
tmp = build2 (GIMPLE_MODIFY_STMT, void_type_node, addr, tmp);
gimplify_and_add (tmp, pre_p);
tmp = build2 (MODIFY_EXPR, ptr_type_node, next_fp_tmp, valist);
tmp = build2 (GIMPLE_MODIFY_STMT, ptr_type_node, next_fp_tmp, valist);
gimplify_and_add (tmp, pre_p);
tmp = next_fp_limit;
if (size > 4 && !is_double)
@ -7290,7 +7290,8 @@ sh_gimplify_va_arg_expr (tree valist, tree type, tree *pre_p,
tmp = fold_convert (ptr_type_node, size_int (UNITS_PER_WORD));
tmp = build2 (BIT_AND_EXPR, ptr_type_node, next_fp_tmp, tmp);
tmp = build2 (PLUS_EXPR, ptr_type_node, next_fp_tmp, tmp);
tmp = build2 (MODIFY_EXPR, ptr_type_node, next_fp_tmp, tmp);
tmp = build2 (GIMPLE_MODIFY_STMT, ptr_type_node,
next_fp_tmp, tmp);
gimplify_and_add (tmp, pre_p);
}
if (is_double)
@ -7323,12 +7324,12 @@ sh_gimplify_va_arg_expr (tree valist, tree type, tree *pre_p,
gimplify_and_add (tmp, pre_p);
tmp = build1 (ADDR_EXPR, pptr_type_node, next_stack);
tmp = build2 (MODIFY_EXPR, void_type_node, addr, tmp);
tmp = build2 (GIMPLE_MODIFY_STMT, void_type_node, addr, tmp);
gimplify_and_add (tmp, pre_p);
tmp = build2 (MODIFY_EXPR, ptr_type_node, next_fp_tmp, valist);
tmp = build2 (GIMPLE_MODIFY_STMT, ptr_type_node, next_fp_tmp, valist);
gimplify_and_add (tmp, pre_p);
tmp = build2 (MODIFY_EXPR, ptr_type_node, valist, next_fp_tmp);
tmp = build2 (GIMPLE_MODIFY_STMT, ptr_type_node, valist, next_fp_tmp);
gimplify_and_add (tmp, post_p);
valist = next_fp_tmp;
}
@ -7343,7 +7344,7 @@ sh_gimplify_va_arg_expr (tree valist, tree type, tree *pre_p,
gimplify_and_add (tmp, pre_p);
tmp = build1 (ADDR_EXPR, pptr_type_node, next_o);
tmp = build2 (MODIFY_EXPR, void_type_node, addr, tmp);
tmp = build2 (GIMPLE_MODIFY_STMT, void_type_node, addr, tmp);
gimplify_and_add (tmp, pre_p);
tmp = build1 (GOTO_EXPR, void_type_node, lab_over);
@ -7354,12 +7355,13 @@ sh_gimplify_va_arg_expr (tree valist, tree type, tree *pre_p,
if (size > 4 && ! TARGET_SH4)
{
tmp = build2 (MODIFY_EXPR, ptr_type_node, next_o, next_o_limit);
tmp = build2 (GIMPLE_MODIFY_STMT, ptr_type_node,
next_o, next_o_limit);
gimplify_and_add (tmp, pre_p);
}
tmp = build1 (ADDR_EXPR, pptr_type_node, next_stack);
tmp = build2 (MODIFY_EXPR, void_type_node, addr, tmp);
tmp = build2 (GIMPLE_MODIFY_STMT, void_type_node, addr, tmp);
gimplify_and_add (tmp, pre_p);
}
@ -7376,7 +7378,7 @@ sh_gimplify_va_arg_expr (tree valist, tree type, tree *pre_p,
tmp = std_gimplify_va_arg_expr (valist, type, pre_p, NULL);
if (result)
{
tmp = build2 (MODIFY_EXPR, void_type_node, result, tmp);
tmp = build2 (GIMPLE_MODIFY_STMT, void_type_node, result, tmp);
gimplify_and_add (tmp, pre_p);
tmp = build1 (LABEL_EXPR, void_type_node, lab_over);

2
gcc/config/sparc/sparc.c
View File

@ -5716,7 +5716,7 @@ sparc_gimplify_va_arg (tree valist, tree type, tree *pre_p, tree *post_p)
addr = fold_convert (ptrtype, addr);
incr = fold (build2 (PLUS_EXPR, ptr_type_node, incr, ssize_int (rsize)));
incr = build2 (MODIFY_EXPR, ptr_type_node, valist, incr);
incr = build2 (GIMPLE_MODIFY_STMT, ptr_type_node, valist, incr);
gimplify_and_add (incr, post_p);
return build_va_arg_indirect_ref (addr);

8
gcc/config/spu/spu.c
View File

@ -2801,7 +2801,7 @@ spu_va_start (tree valist, rtx nextarg)
if (current_function_pretend_args_size > 0)
t = build2 (PLUS_EXPR, TREE_TYPE (args), t,
build_int_cst (integer_type_node, -STACK_POINTER_OFFSET));
t = build2 (MODIFY_EXPR, TREE_TYPE (args), args, t);
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (args), args, t);
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
@ -2811,7 +2811,7 @@ spu_va_start (tree valist, rtx nextarg)
build_int_cst (integer_type_node,
(current_function_pretend_args_size
- STACK_POINTER_OFFSET)));
t = build2 (MODIFY_EXPR, TREE_TYPE (skip), skip, t);
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (skip), skip, t);
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
}
@ -2876,12 +2876,12 @@ spu_gimplify_va_arg_expr (tree valist, tree type, tree * pre_p,
build2 (PLUS_EXPR, ptr_type_node, skip,
fold_convert (ptr_type_node, size_int (32))), args);
tmp = build2 (MODIFY_EXPR, ptr_type_node, addr, tmp);
tmp = build2 (GIMPLE_MODIFY_STMT, ptr_type_node, addr, tmp);
gimplify_and_add (tmp, pre_p);
/* update VALIST.__args */
tmp = build2 (PLUS_EXPR, ptr_type_node, addr, paddedsize);
tmp = build2 (MODIFY_EXPR, TREE_TYPE (args), args, tmp);
tmp = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (args), args, tmp);
gimplify_and_add (tmp, pre_p);
addr = fold_convert (build_pointer_type (type), addr);

12
gcc/config/stormy16/stormy16.c
View File

@ -1375,11 +1375,11 @@ xstormy16_expand_builtin_va_start (tree valist, rtx nextarg ATTRIBUTE_UNUSED)
t = make_tree (TREE_TYPE (base), virtual_incoming_args_rtx);
t = build2 (PLUS_EXPR, TREE_TYPE (base), t,
build_int_cst (NULL_TREE, INCOMING_FRAME_SP_OFFSET));
t = build2 (MODIFY_EXPR, TREE_TYPE (base), base, t);
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (base), base, t);
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
t = build2 (MODIFY_EXPR, TREE_TYPE (count), count,
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (count), count,
build_int_cst (NULL_TREE,
current_function_args_info * UNITS_PER_WORD));
TREE_SIDE_EFFECTS (t) = 1;
@ -1434,7 +1434,7 @@ xstormy16_expand_builtin_va_arg (tree valist, tree type, tree *pre_p,
t = fold_convert (ptr_type_node, count_tmp);
t = build2 (PLUS_EXPR, ptr_type_node, base, t);
t = build2 (MODIFY_EXPR, void_type_node, addr, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, addr, t);
gimplify_and_add (t, pre_p);
t = build1 (GOTO_EXPR, void_type_node, lab_gotaddr);
@ -1453,7 +1453,7 @@ xstormy16_expand_builtin_va_arg (tree valist, tree type, tree *pre_p,
tree r, u;
r = size_int (NUM_ARGUMENT_REGISTERS * UNITS_PER_WORD);
u = build2 (MODIFY_EXPR, void_type_node, count_tmp, r);
u = build2 (GIMPLE_MODIFY_STMT, void_type_node, count_tmp, r);
t = fold_convert (TREE_TYPE (count), r);
t = build2 (GE_EXPR, boolean_type_node, count_tmp, t);
@ -1469,7 +1469,7 @@ xstormy16_expand_builtin_va_arg (tree valist, tree type, tree *pre_p,
fold_convert (TREE_TYPE (count), size_tree));
t = fold_convert (TREE_TYPE (base), fold (t));
t = build2 (MINUS_EXPR, TREE_TYPE (base), base, t);
t = build2 (MODIFY_EXPR, void_type_node, addr, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, addr, t);
gimplify_and_add (t, pre_p);
t = build1 (LABEL_EXPR, void_type_node, lab_gotaddr);
@ -1477,7 +1477,7 @@ xstormy16_expand_builtin_va_arg (tree valist, tree type, tree *pre_p,
t = fold_convert (TREE_TYPE (count), size_tree);
t = build2 (PLUS_EXPR, TREE_TYPE (count), count_tmp, t);
t = build2 (MODIFY_EXPR, TREE_TYPE (count), count, t);
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (count), count, t);
gimplify_and_add (t, pre_p);
addr = fold_convert (build_pointer_type (type), addr);

16
gcc/config/xtensa/xtensa.c
View File

@ -2102,7 +2102,7 @@ xtensa_va_start (tree valist, rtx nextarg ATTRIBUTE_UNUSED)
/* Call __builtin_saveregs; save the result in __va_reg */
u = make_tree (ptr_type_node, expand_builtin_saveregs ());
t = build2 (MODIFY_EXPR, ptr_type_node, reg, u);
t = build2 (GIMPLE_MODIFY_STMT, ptr_type_node, reg, u);
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
@ -2110,7 +2110,7 @@ xtensa_va_start (tree valist, rtx nextarg ATTRIBUTE_UNUSED)
u = make_tree (ptr_type_node, virtual_incoming_args_rtx);
u = fold_build2 (PLUS_EXPR, ptr_type_node, u,
build_int_cst (NULL_TREE, -32));
t = build2 (MODIFY_EXPR, ptr_type_node, stk, u);
t = build2 (GIMPLE_MODIFY_STMT, ptr_type_node, stk, u);
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
@ -2120,7 +2120,7 @@ xtensa_va_start (tree valist, rtx nextarg ATTRIBUTE_UNUSED)
if (arg_words >= MAX_ARGS_IN_REGISTERS)
arg_words += 2;
u = build_int_cst (NULL_TREE, arg_words * UNITS_PER_WORD);
t = build2 (MODIFY_EXPR, integer_type_node, ndx, u);
t = build2 (GIMPLE_MODIFY_STMT, integer_type_node, ndx, u);
TREE_SIDE_EFFECTS (t) = 1;
expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
}
@ -2189,7 +2189,7 @@ xtensa_gimplify_va_arg_expr (tree valist, tree type, tree *pre_p,
build_int_cst (NULL_TREE, align - 1));
t = build2 (BIT_AND_EXPR, integer_type_node, t,
build_int_cst (NULL_TREE, -align));
t = build2 (MODIFY_EXPR, integer_type_node, orig_ndx, t);
t = build2 (GIMPLE_MODIFY_STMT, integer_type_node, orig_ndx, t);
gimplify_and_add (t, pre_p);
}
@ -2200,7 +2200,7 @@ xtensa_gimplify_va_arg_expr (tree valist, tree type, tree *pre_p,
t = fold_convert (integer_type_node, va_size);
t = build2 (PLUS_EXPR, integer_type_node, orig_ndx, t);
t = build2 (MODIFY_EXPR, integer_type_node, ndx, t);
t = build2 (GIMPLE_MODIFY_STMT, integer_type_node, ndx, t);
gimplify_and_add (t, pre_p);
@ -2225,7 +2225,7 @@ xtensa_gimplify_va_arg_expr (tree valist, tree type, tree *pre_p,
NULL_TREE);
gimplify_and_add (t, pre_p);
t = build2 (MODIFY_EXPR, void_type_node, array, reg);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, array, reg);
gimplify_and_add (t, pre_p);
t = build1 (GOTO_EXPR, void_type_node, lab_over);
@ -2257,13 +2257,13 @@ xtensa_gimplify_va_arg_expr (tree valist, tree type, tree *pre_p,
t = size_binop (PLUS_EXPR, va_size, size_int (32));
t = fold_convert (integer_type_node, t);
t = build2 (MODIFY_EXPR, integer_type_node, ndx, t);
t = build2 (GIMPLE_MODIFY_STMT, integer_type_node, ndx, t);
gimplify_and_add (t, pre_p);
t = build1 (LABEL_EXPR, void_type_node, lab_false2);
gimplify_and_add (t, pre_p);
t = build2 (MODIFY_EXPR, void_type_node, array, stk);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, array, stk);
gimplify_and_add (t, pre_p);
if (lab_over)

17
gcc/cp/ChangeLog
View File

@ -1,3 +1,20 @@
2006-12-05 Aldy Hernandez <aldyh@redhat.com>
Merge from gimple-tuples-branch.
2006-10-05 Aldy Hernandez <aldyh@redhat.com>
* cp-gimplify.c (cp_gimplify_expr): Adjust for GIMPLE_MODIFY_STMT.
(cxx_omp_clause_apply_fn): Adjust for GIMPLE_MODIFY_STMT.
(cxx_omp_clause_copy_ctor): Same.
(cxx_omp_clause_assign_op): Same.
2006-09-28 Aldy Hernandez <aldyh@redhat.com>
* cp-tree.h (union lang_tree_node): Gimple statements do not
have a TREE_CHAIN.
(TREE_INDIRECT_USING): Look in base.
2006-12-04 Jan Hubicka <jh@suse.cz>
* cp-objcp-common.c (cp_expr_size): Return NULL in the case

14
gcc/cp/cp-gimplify.c
View File

@ -483,7 +483,7 @@ cp_gimplify_expr (tree *expr_p, tree *pre_p, tree *post_p)
ret = GS_OK;
break;
/* We used to do this for MODIFY_EXPR as well, but that's unsafe; the
/* We used to do this for GIMPLE_MODIFY_STMT as well, but that's unsafe; the
LHS of an assignment might also be involved in the RHS, as in bug
25979. */
case INIT_EXPR:
@ -784,13 +784,13 @@ cxx_omp_clause_apply_fn (tree fn, tree arg1, tree arg2)
end1 = build2 (PLUS_EXPR, TREE_TYPE (start1), start1, end1);
p1 = create_tmp_var (TREE_TYPE (start1), NULL);
t = build2 (MODIFY_EXPR, void_type_node, p1, start1);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, p1, start1);
append_to_statement_list (t, &ret);
if (arg2)
{
p2 = create_tmp_var (TREE_TYPE (start2), NULL);
t = build2 (MODIFY_EXPR, void_type_node, p2, start2);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, p2, start2);
append_to_statement_list (t, &ret);
}
@ -812,14 +812,14 @@ cxx_omp_clause_apply_fn (tree fn, tree arg1, tree arg2)
t = fold_convert (TREE_TYPE (p1), TYPE_SIZE_UNIT (inner_type));
t = build2 (PLUS_EXPR, TREE_TYPE (p1), p1, t);
t = build2 (MODIFY_EXPR, void_type_node, p1, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, p1, t);
append_to_statement_list (t, &ret);
if (arg2)
{
t = fold_convert (TREE_TYPE (p2), TYPE_SIZE_UNIT (inner_type));
t = build2 (PLUS_EXPR, TREE_TYPE (p2), p2, t);
t = build2 (MODIFY_EXPR, void_type_node, p2, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, p2, t);
append_to_statement_list (t, &ret);
}
@ -870,7 +870,7 @@ cxx_omp_clause_copy_ctor (tree clause, tree dst, tree src)
if (info)
ret = cxx_omp_clause_apply_fn (TREE_VEC_ELT (info, 0), dst, src);
if (ret == NULL)
ret = build2 (MODIFY_EXPR, void_type_node, dst, src);
ret = build2 (GIMPLE_MODIFY_STMT, void_type_node, dst, src);
return ret;
}
@ -886,7 +886,7 @@ cxx_omp_clause_assign_op (tree clause, tree dst, tree src)
if (info)
ret = cxx_omp_clause_apply_fn (TREE_VEC_ELT (info, 2), dst, src);
if (ret == NULL)
ret = build2 (MODIFY_EXPR, void_type_node, dst, src);
ret = build2 (GIMPLE_MODIFY_STMT, void_type_node, dst, src);
return ret;
}

4
gcc/cp/cp-tree.h
View File

@ -486,7 +486,7 @@ enum cp_tree_node_structure_enum {
/* The resulting tree type. */
union lang_tree_node GTY((desc ("cp_tree_node_structure (&%h)"),
chain_next ("(union lang_tree_node *)TREE_CHAIN (&%h.generic)")))
chain_next ("(GIMPLE_STMT_P (&%h.generic) ? (union lang_tree_node *) 0 : (union lang_tree_node *)TREE_CHAIN (&%h.generic))")))
{
union tree_node GTY ((tag ("TS_CP_GENERIC"),
desc ("tree_node_structure (&%h)"))) generic;
@ -2067,7 +2067,7 @@ struct lang_decl GTY(())
/* In a TREE_LIST concatenating using directives, indicate indirect
directives */
#define TREE_INDIRECT_USING(NODE) (TREE_LIST_CHECK (NODE)->common.lang_flag_0)
#define TREE_INDIRECT_USING(NODE) (TREE_LIST_CHECK (NODE)->base.lang_flag_0)
extern tree decl_shadowed_for_var_lookup (tree);
extern void decl_shadowed_for_var_insert (tree, tree);

7
gcc/dwarf2out.c
View File

@ -9266,8 +9266,9 @@ loc_descriptor_from_tree_1 (tree loc, int want_address)
case NON_LVALUE_EXPR:
case VIEW_CONVERT_EXPR:
case SAVE_EXPR:
case MODIFY_EXPR:
return loc_descriptor_from_tree_1 (TREE_OPERAND (loc, 0), want_address);
case GIMPLE_MODIFY_STMT:
return loc_descriptor_from_tree_1 (GENERIC_TREE_OPERAND (loc, 0),
want_address);
case COMPONENT_REF:
case BIT_FIELD_REF:
@ -10040,7 +10041,7 @@ static tree
reference_to_unused (tree * tp, int * walk_subtrees,
void * data ATTRIBUTE_UNUSED)
{
if (! EXPR_P (*tp) && ! CONSTANT_CLASS_P (*tp))
if (! EXPR_P (*tp) && ! GIMPLE_STMT_P (*tp) && ! CONSTANT_CLASS_P (*tp))
*walk_subtrees = 0;
if (DECL_P (*tp) && ! TREE_PUBLIC (*tp) && ! TREE_USED (*tp)

27
gcc/expr.c
View File

@ -6247,6 +6247,9 @@ safe_from_p (rtx x, tree exp, int top_p)
case tcc_type:
/* Should never get a type here. */
gcc_unreachable ();
case tcc_gimple_stmt:
gcc_unreachable ();
}
/* If we have an rtl, find any enclosed object. Then see if we conflict
@ -6667,7 +6670,7 @@ expand_expr_real (tree exp, rtx target, enum machine_mode tmode,
/* Handle ERROR_MARK before anybody tries to access its type. */
if (TREE_CODE (exp) == ERROR_MARK
|| TREE_CODE (TREE_TYPE (exp)) == ERROR_MARK)
|| (!GIMPLE_TUPLE_P (exp) && TREE_CODE (TREE_TYPE (exp)) == ERROR_MARK))
{
ret = CONST0_RTX (tmode);
return ret ? ret : const0_rtx;
@ -6737,7 +6740,7 @@ expand_expr_real_1 (tree exp, rtx target, enum machine_mode tmode,
enum expand_modifier modifier, rtx *alt_rtl)
{
rtx op0, op1, temp, decl_rtl;
tree type = TREE_TYPE (exp);
tree type;
int unsignedp;
enum machine_mode mode;
enum tree_code code = TREE_CODE (exp);
@ -6752,8 +6755,18 @@ expand_expr_real_1 (tree exp, rtx target, enum machine_mode tmode,
type) \
: (expr))
mode = TYPE_MODE (type);
unsignedp = TYPE_UNSIGNED (type);
if (GIMPLE_STMT_P (exp))
{
type = void_type_node;
mode = VOIDmode;
unsignedp = 0;
}
else
{
type = TREE_TYPE (exp);
mode = TYPE_MODE (type);
unsignedp = TYPE_UNSIGNED (type);
}
if (lang_hooks.reduce_bit_field_operations
&& TREE_CODE (type) == INTEGER_TYPE
&& GET_MODE_PRECISION (mode) > TYPE_PRECISION (type))
@ -8563,10 +8576,10 @@ expand_expr_real_1 (tree exp, rtx target, enum machine_mode tmode,
target = expand_vec_cond_expr (exp, target);
return target;
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
{
tree lhs = TREE_OPERAND (exp, 0);
tree rhs = TREE_OPERAND (exp, 1);
tree lhs = GIMPLE_STMT_OPERAND (exp, 0);
tree rhs = GIMPLE_STMT_OPERAND (exp, 1);
gcc_assert (ignore);

38
gcc/fold-const.c
View File

@ -41,7 +41,11 @@ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
force_fit_type takes a constant, an overflowable flag and prior
overflow indicators. It forces the value to fit the type and sets
TREE_OVERFLOW and TREE_CONSTANT_OVERFLOW as appropriate. */
TREE_OVERFLOW and TREE_CONSTANT_OVERFLOW as appropriate.
Note: Since the folders get called on non-gimple code as well as
gimple code, we need to handle GIMPLE tuples as well as their
corresponding tree equivalents. */
#include "config.h"
#include "system.h"
@ -2181,6 +2185,7 @@ maybe_lvalue_p (tree x)
case WITH_CLEANUP_EXPR:
case COMPOUND_EXPR:
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
case TARGET_EXPR:
case COND_EXPR:
case BIND_EXPR:
@ -7474,15 +7479,17 @@ fold_unary (enum tree_code code, tree type, tree op0)
return fold_convert (type, build_fold_addr_expr (base));
}
if (TREE_CODE (op0) == MODIFY_EXPR
&& TREE_CONSTANT (TREE_OPERAND (op0, 1))
if ((TREE_CODE (op0) == MODIFY_EXPR
|| TREE_CODE (op0) == GIMPLE_MODIFY_STMT)
&& TREE_CONSTANT (GENERIC_TREE_OPERAND (op0, 1))
/* Detect assigning a bitfield. */
&& !(TREE_CODE (TREE_OPERAND (op0, 0)) == COMPONENT_REF
&& DECL_BIT_FIELD (TREE_OPERAND (TREE_OPERAND (op0, 0), 1))))
&& !(TREE_CODE (GENERIC_TREE_OPERAND (op0, 0)) == COMPONENT_REF
&& DECL_BIT_FIELD
(TREE_OPERAND (GENERIC_TREE_OPERAND (op0, 0), 1))))
{
/* Don't leave an assignment inside a conversion
unless assigning a bitfield. */
tem = fold_build1 (code, type, TREE_OPERAND (op0, 1));
tem = fold_build1 (code, type, GENERIC_TREE_OPERAND (op0, 1));
/* First do the assignment, then return converted constant. */
tem = build2 (COMPOUND_EXPR, TREE_TYPE (tem), op0, tem);
TREE_NO_WARNING (tem) = 1;
@ -8461,7 +8468,8 @@ fold_binary (enum tree_code code, tree type, tree op0, tree op1)
tree arg0, arg1, tem;
tree t1 = NULL_TREE;
gcc_assert (IS_EXPR_CODE_CLASS (kind)
gcc_assert ((IS_EXPR_CODE_CLASS (kind)
|| IS_GIMPLE_STMT_CODE_CLASS (kind))
&& TREE_CODE_LENGTH (code) == 2
&& op0 != NULL_TREE
&& op1 != NULL_TREE);
@ -11673,7 +11681,8 @@ fold (tree expr)
if (kind == tcc_constant)
return t;
if (IS_EXPR_CODE_CLASS (kind))
if (IS_EXPR_CODE_CLASS (kind)
|| IS_GIMPLE_STMT_CODE_CLASS (kind))
{
tree type = TREE_TYPE (t);
tree op0, op1, op2;
@ -12359,7 +12368,8 @@ tree_expr_nonnegative_p (tree t)
case COMPOUND_EXPR:
case MODIFY_EXPR:
return tree_expr_nonnegative_p (TREE_OPERAND (t, 1));
case GIMPLE_MODIFY_STMT:
return tree_expr_nonnegative_p (GENERIC_TREE_OPERAND (t, 1));
case BIND_EXPR:
return tree_expr_nonnegative_p (expr_last (TREE_OPERAND (t, 1)));
@ -12419,9 +12429,10 @@ tree_expr_nonnegative_p (tree t)
else
break;
}
if (TREE_CODE (t) == MODIFY_EXPR
&& TREE_OPERAND (t, 0) == temp)
return tree_expr_nonnegative_p (TREE_OPERAND (t, 1));
if ((TREE_CODE (t) == MODIFY_EXPR
|| TREE_CODE (t) == GIMPLE_MODIFY_STMT)
&& GENERIC_TREE_OPERAND (t, 0) == temp)
return tree_expr_nonnegative_p (GENERIC_TREE_OPERAND (t, 1));
return false;
}
@ -12657,8 +12668,9 @@ tree_expr_nonzero_p (tree t)
case COMPOUND_EXPR:
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
case BIND_EXPR:
return tree_expr_nonzero_p (TREE_OPERAND (t, 1));
return tree_expr_nonzero_p (GENERIC_TREE_OPERAND (t, 1));
case SAVE_EXPR:
case NON_LVALUE_EXPR:

3
gcc/fortran/f95-lang.c
View File

@ -62,7 +62,8 @@ GTY(())
union lang_tree_node
GTY((desc ("TREE_CODE (&%h.generic) == IDENTIFIER_NODE"),
chain_next ("(union lang_tree_node *)TREE_CHAIN (&%h.generic)")))
chain_next ("(GIMPLE_STMT_P (&%h.generic) ? (union lang_tree_node *) 0 : (union lang_tree_node *)TREE_CHAIN (&%h.generic))")))
{
union tree_node GTY((tag ("0"),
desc ("tree_node_structure (&%h)"))) generic;

13
gcc/fortran/resolve.c
View File

@ -5741,6 +5741,19 @@ resolve_fl_derived (gfc_symbol *sym)
sym->ns->derived_types = dt_list;
}
/* Add derived type to the derived type list. */
for (dt_list = sym->ns->derived_types; dt_list; dt_list = dt_list->next)
if (sym == dt_list->derived)
break;
if (dt_list == NULL)
{
dt_list = gfc_get_dt_list ();
dt_list->next = sym->ns->derived_types;
dt_list->derived = sym;
sym->ns->derived_types = dt_list;
}
return SUCCESS;
}

14
gcc/fortran/trans-array.c
View File

@ -156,10 +156,18 @@ gfc_conv_descriptor_data_get (tree desc)
return t;
}
/* This provides WRITE access to the data field. */
/* This provides WRITE access to the data field.
TUPLES_P is true if we are generating tuples.
This function gets called through the following macros:
gfc_conv_descriptor_data_set
gfc_conv_descriptor_data_set_tuples. */
void
gfc_conv_descriptor_data_set (stmtblock_t *block, tree desc, tree value)
gfc_conv_descriptor_data_set_internal (stmtblock_t *block,
tree desc, tree value,
bool tuples_p)
{
tree field, type, t;
@ -170,7 +178,7 @@ gfc_conv_descriptor_data_set (stmtblock_t *block, tree desc, tree value)
gcc_assert (DATA_FIELD == 0);
t = build3 (COMPONENT_REF, TREE_TYPE (field), desc, field, NULL_TREE);
gfc_add_modify_expr (block, t, fold_convert (TREE_TYPE (field), value));
gfc_add_modify (block, t, fold_convert (TREE_TYPE (field), value), tuples_p);
}

6
gcc/fortran/trans-array.h
View File

@ -118,7 +118,11 @@ tree gfc_conv_array_ubound (tree, int);
/* Build expressions for accessing components of an array descriptor. */
tree gfc_conv_descriptor_data_get (tree);
void gfc_conv_descriptor_data_set (stmtblock_t *, tree, tree);
void gfc_conv_descriptor_data_set_internal (stmtblock_t *, tree, tree, bool);
#define gfc_conv_descriptor_data_set(BLOCK, T1, T2) \
gfc_conv_descriptor_data_set_internal ((BLOCK), (T1), (T2), false)
#define gfc_conv_descriptor_data_set_tuples(BLOCK, T1, T2) \
gfc_conv_descriptor_data_set_internal ((BLOCK), (T1), (T2), true)
tree gfc_conv_descriptor_data_addr (tree);
tree gfc_conv_descriptor_offset (tree);
tree gfc_conv_descriptor_dtype (tree);

16
gcc/fortran/trans-openmp.c
View File

@ -111,7 +111,7 @@ gfc_omp_clause_default_ctor (tree clause ATTRIBUTE_UNUSED, tree decl)
"not currently allocated" allocation status. */
gfc_init_block (&block);
gfc_conv_descriptor_data_set (&block, decl, null_pointer_node);
gfc_conv_descriptor_data_set_tuples (&block, decl, null_pointer_node);
return gfc_finish_block (&block);
}
@ -832,7 +832,7 @@ gfc_trans_omp_atomic (gfc_code *code)
tree accum = gfc_create_var (TREE_TYPE (rse.expr), NULL);
gfc_actual_arglist *arg;
gfc_add_modify_expr (&block, accum, rse.expr);
gfc_add_modify_stmt (&block, accum, rse.expr);
for (arg = expr2->value.function.actual->next->next; arg;
arg = arg->next)
{
@ -840,7 +840,7 @@ gfc_trans_omp_atomic (gfc_code *code)
gfc_conv_expr (&rse, arg->expr);
gfc_add_block_to_block (&block, &rse.pre);
x = fold_build2 (op, TREE_TYPE (accum), accum, rse.expr);
gfc_add_modify_expr (&block, accum, x);
gfc_add_modify_stmt (&block, accum, x);
}
rse.expr = accum;
@ -957,11 +957,11 @@ gfc_trans_omp_do (gfc_code *code, stmtblock_t *pblock,
/* Loop body. */
if (simple)
{
init = build2_v (MODIFY_EXPR, dovar, from);
init = build2_v (GIMPLE_MODIFY_STMT, dovar, from);
cond = build2 (simple > 0 ? LE_EXPR : GE_EXPR, boolean_type_node,
dovar, to);
incr = fold_build2 (PLUS_EXPR, type, dovar, step);
incr = fold_build2 (MODIFY_EXPR, type, dovar, incr);
incr = fold_build2 (GIMPLE_MODIFY_STMT, type, dovar, incr);
if (pblock != &block)
{
pushlevel (0);
@ -983,10 +983,10 @@ gfc_trans_omp_do (gfc_code *code, stmtblock_t *pblock,
tmp = fold_build2 (TRUNC_DIV_EXPR, type, tmp, step);
tmp = gfc_evaluate_now (tmp, pblock);
count = gfc_create_var (type, "count");
init = build2_v (MODIFY_EXPR, count, build_int_cst (type, 0));
init = build2_v (GIMPLE_MODIFY_STMT, count, build_int_cst (type, 0));
cond = build2 (LT_EXPR, boolean_type_node, count, tmp);
incr = fold_build2 (PLUS_EXPR, type, count, build_int_cst (type, 1));
incr = fold_build2 (MODIFY_EXPR, type, count, incr);
incr = fold_build2 (GIMPLE_MODIFY_STMT, type, count, incr);
if (pblock != &block)
{
@ -998,7 +998,7 @@ gfc_trans_omp_do (gfc_code *code, stmtblock_t *pblock,
/* Initialize DOVAR. */
tmp = fold_build2 (MULT_EXPR, type, count, step);
tmp = build2 (PLUS_EXPR, type, from, tmp);
gfc_add_modify_expr (&body, dovar, tmp);
gfc_add_modify_stmt (&body, dovar, tmp);
}
if (!dovar_found)

11
gcc/fortran/trans.c
View File

@ -140,11 +140,13 @@ gfc_evaluate_now (tree expr, stmtblock_t * pblock)
}
/* Build a MODIFY_EXPR node and add it to a given statement block PBLOCK.
A MODIFY_EXPR is an assignment: LHS <- RHS. */
/* Build a MODIFY_EXPR (or GIMPLE_MODIFY_STMT) node and add it to a
given statement block PBLOCK. A MODIFY_EXPR is an assignment:
LHS <- RHS. */
void
gfc_add_modify_expr (stmtblock_t * pblock, tree lhs, tree rhs)
gfc_add_modify (stmtblock_t * pblock, tree lhs, tree rhs,
bool tuples_p)
{
tree tmp;
@ -157,7 +159,8 @@ gfc_add_modify_expr (stmtblock_t * pblock, tree lhs, tree rhs)
|| AGGREGATE_TYPE_P (TREE_TYPE (lhs)));
#endif
tmp = fold_build2 (MODIFY_EXPR, void_type_node, lhs, rhs);
tmp = fold_build2 (tuples_p ? GIMPLE_MODIFY_STMT : MODIFY_EXPR,
void_type_node, lhs, rhs);
gfc_add_expr_to_block (pblock, tmp);
}

8
gcc/fortran/trans.h
View File

@ -334,8 +334,12 @@ void gfc_trans_vla_type_sizes (gfc_symbol *, stmtblock_t *);
void gfc_add_expr_to_block (stmtblock_t *, tree);
/* Add a block to the end of a block. */
void gfc_add_block_to_block (stmtblock_t *, stmtblock_t *);
/* Add a MODIFY_EXPR to a block. */
void gfc_add_modify_expr (stmtblock_t *, tree, tree);
/* Add a MODIFY_EXPR or a GIMPLE_MODIFY_STMT to a block. */
void gfc_add_modify (stmtblock_t *, tree, tree, bool);
#define gfc_add_modify_expr(BLOCK, LHS, RHS) \
gfc_add_modify ((BLOCK), (LHS), (RHS), false)
#define gfc_add_modify_stmt(BLOCK, LHS, RHS) \
gfc_add_modify ((BLOCK), (LHS), (RHS), true)
/* Initialize a statement block. */
void gfc_init_block (stmtblock_t *);

6
gcc/function.c
View File

@ -1609,7 +1609,7 @@ static tree
instantiate_expr (tree *tp, int *walk_subtrees, void *data ATTRIBUTE_UNUSED)
{
tree t = *tp;
if (! EXPR_P (t))
if (! EXPR_P (t) && ! GIMPLE_STMT_P (t))
{
*walk_subtrees = 0;
if (DECL_P (t) && DECL_RTL_SET_P (t))
@ -3227,11 +3227,11 @@ gimplify_parameters (void)
t = built_in_decls[BUILT_IN_ALLOCA];
t = build_function_call_expr (t, args);
t = fold_convert (ptr_type, t);
t = build2 (MODIFY_EXPR, void_type_node, addr, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, addr, t);
gimplify_and_add (t, &stmts);
}
t = build2 (MODIFY_EXPR, void_type_node, local, parm);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, local, parm);
gimplify_and_add (t, &stmts);
SET_DECL_VALUE_EXPR (parm, local);

5
gcc/function.h
View File

@ -469,6 +469,11 @@ struct function GTY(())
/* Number of units of floating point registers that need saving in stdarg
function. */
unsigned int va_list_fpr_size : 8;
/* FIXME tuples: This bit is temporarily here to mark when a
function has been gimplified, so we can make sure we're not
creating non GIMPLE tuples after gimplification. */
unsigned gimplified : 1;
};
/* If va_list_[gf]pr_size is set to this, it means we don't know how

34
gcc/gimple-low.c
View File

@ -138,7 +138,7 @@ lower_function_body (void)
arg = tree_cons (NULL, t, NULL);
t = implicit_built_in_decls[BUILT_IN_SETJMP_DISPATCHER];
t = build_function_call_expr (t,arg);
x = build2 (MODIFY_EXPR, void_type_node, disp_var, t);
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, disp_var, t);
/* Build 'goto DISP_VAR;' and insert. */
tsi_link_after (&i, x, TSI_CONTINUE_LINKING);
@ -254,9 +254,9 @@ lower_stmt (tree_stmt_iterator *tsi, struct lower_data *data)
case OMP_CONTINUE:
break;
case MODIFY_EXPR:
if (TREE_CODE (TREE_OPERAND (stmt, 1)) == CALL_EXPR)
stmt = TREE_OPERAND (stmt, 1);
case GIMPLE_MODIFY_STMT:
if (TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 1)) == CALL_EXPR)
stmt = GIMPLE_STMT_OPERAND (stmt, 1);
else
break;
/* FALLTHRU */
@ -436,9 +436,9 @@ block_may_fallthru (tree block)
return (block_may_fallthru (TREE_OPERAND (stmt, 0))
&& block_may_fallthru (TREE_OPERAND (stmt, 1)));
case MODIFY_EXPR:
if (TREE_CODE (TREE_OPERAND (stmt, 1)) == CALL_EXPR)
stmt = TREE_OPERAND (stmt, 1);
case GIMPLE_MODIFY_STMT:
if (TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 1)) == CALL_EXPR)
stmt = GIMPLE_STMT_OPERAND (stmt, 1);
else
return true;
/* FALLTHRU */
@ -560,15 +560,15 @@ lower_return_expr (tree_stmt_iterator *tsi, struct lower_data *data)
/* Extract the value being returned. */
value = TREE_OPERAND (stmt, 0);
if (value && TREE_CODE (value) == MODIFY_EXPR)
value = TREE_OPERAND (value, 1);
if (value && TREE_CODE (value) == GIMPLE_MODIFY_STMT)
value = GIMPLE_STMT_OPERAND (value, 1);
/* Match this up with an existing return statement that's been created. */
for (t = data->return_statements; t ; t = TREE_CHAIN (t))
{
tree tvalue = TREE_OPERAND (TREE_VALUE (t), 0);
if (tvalue && TREE_CODE (tvalue) == MODIFY_EXPR)
tvalue = TREE_OPERAND (tvalue, 1);
if (tvalue && TREE_CODE (tvalue) == GIMPLE_MODIFY_STMT)
tvalue = GIMPLE_STMT_OPERAND (tvalue, 1);
if (value == tvalue)
{
@ -654,10 +654,10 @@ lower_builtin_setjmp (tree_stmt_iterator *tsi)
passed to both __builtin_setjmp_setup and __builtin_setjmp_receiver. */
FORCED_LABEL (next_label) = 1;
if (TREE_CODE (stmt) == MODIFY_EXPR)
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT)
{
dest = TREE_OPERAND (stmt, 0);
stmt = TREE_OPERAND (stmt, 1);
dest = GIMPLE_STMT_OPERAND (stmt, 0);
stmt = GIMPLE_STMT_OPERAND (stmt, 1);
}
else
dest = NULL_TREE;
@ -665,7 +665,7 @@ lower_builtin_setjmp (tree_stmt_iterator *tsi)
/* Build '__builtin_setjmp_setup (BUF, NEXT_LABEL)' and insert. */
t = build_addr (next_label, current_function_decl);
arg = tree_cons (NULL, t, NULL);
t = TREE_VALUE (TREE_OPERAND (stmt, 1));
t = TREE_VALUE (GENERIC_TREE_OPERAND (stmt, 1));
arg = tree_cons (NULL, t, arg);
t = implicit_built_in_decls[BUILT_IN_SETJMP_SETUP];
t = build_function_call_expr (t, arg);
@ -675,7 +675,7 @@ lower_builtin_setjmp (tree_stmt_iterator *tsi)
/* Build 'DEST = 0' and insert. */
if (dest)
{
t = build2 (MODIFY_EXPR, void_type_node, dest, integer_zero_node);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, dest, integer_zero_node);
SET_EXPR_LOCUS (t, EXPR_LOCUS (stmt));
tsi_link_before (tsi, t, TSI_SAME_STMT);
}
@ -699,7 +699,7 @@ lower_builtin_setjmp (tree_stmt_iterator *tsi)
/* Build 'DEST = 1' and insert. */
if (dest)
{
t = build2 (MODIFY_EXPR, void_type_node, dest, integer_one_node);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, dest, integer_one_node);
SET_EXPR_LOCUS (t, EXPR_LOCUS (stmt));
tsi_link_before (tsi, t, TSI_SAME_STMT);
}

182
gcc/gimplify.c
View File

@ -769,7 +769,8 @@ should_carry_locus_p (tree stmt)
static void
annotate_one_with_locus (tree t, location_t locus)
{
if (EXPR_P (t) && ! EXPR_HAS_LOCATION (t) && should_carry_locus_p (t))
if (CAN_HAVE_LOCATION_P (t)
&& ! EXPR_HAS_LOCATION (t) && should_carry_locus_p (t))
SET_EXPR_LOCATION (t, locus);
}
@ -1040,7 +1041,7 @@ build_stack_save_restore (tree *save, tree *restore)
NULL_TREE);
tmp_var = create_tmp_var (ptr_type_node, "saved_stack");
*save = build2 (MODIFY_EXPR, ptr_type_node, tmp_var, save_call);
*save = build2 (GIMPLE_MODIFY_STMT, ptr_type_node, tmp_var, save_call);
*restore =
build_function_call_expr (implicit_built_in_decls[BUILT_IN_STACK_RESTORE],
tree_cons (NULL_TREE, tmp_var, NULL_TREE));
@ -1141,12 +1142,13 @@ gimplify_return_expr (tree stmt, tree *pre_p)
result_decl = NULL_TREE;
else
{
result_decl = TREE_OPERAND (ret_expr, 0);
result_decl = GENERIC_TREE_OPERAND (ret_expr, 0);
if (TREE_CODE (result_decl) == INDIRECT_REF)
/* See through a return by reference. */
result_decl = TREE_OPERAND (result_decl, 0);
gcc_assert ((TREE_CODE (ret_expr) == MODIFY_EXPR
|| TREE_CODE (ret_expr) == GIMPLE_MODIFY_STMT
|| TREE_CODE (ret_expr) == INIT_EXPR)
&& TREE_CODE (result_decl) == RESULT_DECL);
}
@ -1177,10 +1179,10 @@ gimplify_return_expr (tree stmt, tree *pre_p)
gimplify_ctxp->return_temp = result;
}
/* Smash the lhs of the MODIFY_EXPR to the temporary we plan to use.
/* Smash the lhs of the GIMPLE_MODIFY_STMT to the temporary we plan to use.
Then gimplify the whole thing. */
if (result != result_decl)
TREE_OPERAND (ret_expr, 0) = result;
GENERIC_TREE_OPERAND (ret_expr, 0) = result;
gimplify_and_add (TREE_OPERAND (stmt, 0), pre_p);
@ -1189,7 +1191,8 @@ gimplify_return_expr (tree stmt, tree *pre_p)
if (result == result_decl)
ret_expr = result;
else
ret_expr = build2 (MODIFY_EXPR, TREE_TYPE (result), result_decl, result);
ret_expr = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (result), result_decl,
result);
TREE_OPERAND (stmt, 0) = ret_expr;
return GS_ALL_DONE;
@ -1244,7 +1247,7 @@ gimplify_decl_expr (tree *stmt_p)
t = built_in_decls[BUILT_IN_ALLOCA];
t = build_function_call_expr (t, args);
t = fold_convert (ptr_type, t);
t = build2 (MODIFY_EXPR, void_type_node, addr, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, addr, t);
gimplify_and_add (t, stmt_p);
@ -1943,7 +1946,7 @@ gimplify_self_mod_expr (tree *expr_p, tree *pre_p, tree *post_p,
}
t1 = build2 (arith_code, TREE_TYPE (*expr_p), lhs, rhs);
t1 = build2 (MODIFY_EXPR, TREE_TYPE (lvalue), lvalue, t1);
t1 = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (lvalue), lvalue, t1);
if (postfix)
{
@ -2466,12 +2469,14 @@ gimplify_cond_expr (tree *expr_p, tree *pre_p, fallback_t fallback)
if this branch is void; in C++ it can be, if it's a throw. */
if (TREE_TYPE (TREE_OPERAND (expr, 1)) != void_type_node)
TREE_OPERAND (expr, 1)
= build2 (MODIFY_EXPR, void_type_node, tmp, TREE_OPERAND (expr, 1));
= build2 (GIMPLE_MODIFY_STMT, void_type_node, tmp,
TREE_OPERAND (expr, 1));
/* Build the else clause, 't1 = b;'. */
if (TREE_TYPE (TREE_OPERAND (expr, 2)) != void_type_node)
TREE_OPERAND (expr, 2)
= build2 (MODIFY_EXPR, void_type_node, tmp2, TREE_OPERAND (expr, 2));
= build2 (GIMPLE_MODIFY_STMT, void_type_node, tmp2,
TREE_OPERAND (expr, 2));
TREE_TYPE (expr) = void_type_node;
recalculate_side_effects (expr);
@ -2551,8 +2556,8 @@ gimplify_modify_expr_to_memcpy (tree *expr_p, tree size, bool want_value)
{
tree args, t, to, to_ptr, from;
to = TREE_OPERAND (*expr_p, 0);
from = TREE_OPERAND (*expr_p, 1);
to = GENERIC_TREE_OPERAND (*expr_p, 0);
from = GENERIC_TREE_OPERAND (*expr_p, 1);
args = tree_cons (NULL, size, NULL);
@ -2583,7 +2588,7 @@ gimplify_modify_expr_to_memset (tree *expr_p, tree size, bool want_value)
{
tree args, t, to, to_ptr;
to = TREE_OPERAND (*expr_p, 0);
to = GENERIC_TREE_OPERAND (*expr_p, 0);
args = tree_cons (NULL, size, NULL);
@ -2746,7 +2751,8 @@ gimplify_init_ctor_eval_range (tree object, tree lower, tree upper,
/* Create and initialize the index variable. */
var_type = TREE_TYPE (upper);
var = create_tmp_var (var_type, NULL);
append_to_statement_list (build2 (MODIFY_EXPR, var_type, var, lower), pre_p);
append_to_statement_list (build2 (GIMPLE_MODIFY_STMT, var_type, var, lower),
pre_p);
/* Add the loop entry label. */
append_to_statement_list (build1 (LABEL_EXPR,
@ -2767,7 +2773,7 @@ gimplify_init_ctor_eval_range (tree object, tree lower, tree upper,
gimplify_init_ctor_eval (cref, CONSTRUCTOR_ELTS (value),
pre_p, cleared);
else
append_to_statement_list (build2 (MODIFY_EXPR, TREE_TYPE (cref),
append_to_statement_list (build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (cref),
cref, value),
pre_p);
@ -2782,7 +2788,7 @@ gimplify_init_ctor_eval_range (tree object, tree lower, tree upper,
pre_p);
/* Otherwise, increment the index var... */
append_to_statement_list (build2 (MODIFY_EXPR, var_type, var,
append_to_statement_list (build2 (GIMPLE_MODIFY_STMT, var_type, var,
build2 (PLUS_EXPR, var_type, var,
fold_convert (var_type,
integer_one_node))),
@ -2918,7 +2924,7 @@ gimplify_init_constructor (tree *expr_p, tree *pre_p,
tree *post_p, bool want_value)
{
tree object;
tree ctor = TREE_OPERAND (*expr_p, 1);
tree ctor = GENERIC_TREE_OPERAND (*expr_p, 1);
tree type = TREE_TYPE (ctor);
enum gimplify_status ret;
VEC(constructor_elt,gc) *elts;
@ -2926,11 +2932,11 @@ gimplify_init_constructor (tree *expr_p, tree *pre_p,
if (TREE_CODE (ctor) != CONSTRUCTOR)
return GS_UNHANDLED;
ret = gimplify_expr (&TREE_OPERAND (*expr_p, 0), pre_p, post_p,
ret = gimplify_expr (&GENERIC_TREE_OPERAND (*expr_p, 0), pre_p, post_p,
is_gimple_lvalue, fb_lvalue);
if (ret == GS_ERROR)
return ret;
object = TREE_OPERAND (*expr_p, 0);
object = GENERIC_TREE_OPERAND (*expr_p, 0);
elts = CONSTRUCTOR_ELTS (ctor);
@ -3056,7 +3062,7 @@ gimplify_init_constructor (tree *expr_p, tree *pre_p,
}
walk_tree (&DECL_INITIAL (new), force_labels_r, NULL, NULL);
TREE_OPERAND (*expr_p, 1) = new;
GENERIC_TREE_OPERAND (*expr_p, 1) = new;
/* This is no longer an assignment of a CONSTRUCTOR, but
we still may have processing to do on the LHS. So
@ -3075,7 +3081,7 @@ gimplify_init_constructor (tree *expr_p, tree *pre_p,
preeval_data.lhs_base_decl = NULL;
preeval_data.lhs_alias_set = get_alias_set (object);
gimplify_init_ctor_preeval (&TREE_OPERAND (*expr_p, 1),
gimplify_init_ctor_preeval (&GENERIC_TREE_OPERAND (*expr_p, 1),
pre_p, post_p, &preeval_data);
}
@ -3462,8 +3468,8 @@ gimplify_modify_expr_complex_part (tree *expr_p, tree *pre_p, bool want_value)
enum tree_code code, ocode;
tree lhs, rhs, new_rhs, other, realpart, imagpart;
lhs = TREE_OPERAND (*expr_p, 0);
rhs = TREE_OPERAND (*expr_p, 1);
lhs = GENERIC_TREE_OPERAND (*expr_p, 0);
rhs = GENERIC_TREE_OPERAND (*expr_p, 1);
code = TREE_CODE (lhs);
lhs = TREE_OPERAND (lhs, 0);
@ -3479,8 +3485,8 @@ gimplify_modify_expr_complex_part (tree *expr_p, tree *pre_p, bool want_value)
else
new_rhs = build2 (COMPLEX_EXPR, TREE_TYPE (lhs), realpart, imagpart);
TREE_OPERAND (*expr_p, 0) = lhs;
TREE_OPERAND (*expr_p, 1) = new_rhs;
GENERIC_TREE_OPERAND (*expr_p, 0) = lhs;
GENERIC_TREE_OPERAND (*expr_p, 1) = new_rhs;
if (want_value)
{
@ -3491,6 +3497,53 @@ gimplify_modify_expr_complex_part (tree *expr_p, tree *pre_p, bool want_value)
return GS_ALL_DONE;
}
/* Destructively convert the TREE pointer in TP into a gimple tuple if
appropriate. */
static void
tree_to_gimple_tuple (tree *tp)
{
switch (TREE_CODE (*tp))
{
case GIMPLE_MODIFY_STMT:
return;
case MODIFY_EXPR:
{
struct gimple_stmt *gs;
tree lhs = TREE_OPERAND (*tp, 0);
bool def_stmt_self_p = false;
if (TREE_CODE (lhs) == SSA_NAME)
{
if (SSA_NAME_DEF_STMT (lhs) == *tp)
def_stmt_self_p = true;
}
gs = &make_node (GIMPLE_MODIFY_STMT)->gstmt;
gs->base = (*tp)->base;
/* The set to base above overwrites the CODE. */
TREE_SET_CODE ((tree) gs, GIMPLE_MODIFY_STMT);
gs->locus = EXPR_LOCUS (*tp);
gs->operands[0] = TREE_OPERAND (*tp, 0);
gs->operands[1] = TREE_OPERAND (*tp, 1);
gs->block = TREE_BLOCK (*tp);
*tp = (tree)gs;
/* If we re-gimplify a set to an SSA_NAME, we must change the
SSA name's DEF_STMT link. */
if (def_stmt_self_p)
SSA_NAME_DEF_STMT (GIMPLE_STMT_OPERAND (*tp, 0)) = *tp;
return;
}
default:
break;
}
}
/* Gimplify the MODIFY_EXPR node pointed to by EXPR_P.
modify_expr
@ -3509,11 +3562,12 @@ gimplify_modify_expr_complex_part (tree *expr_p, tree *pre_p, bool want_value)
static enum gimplify_status
gimplify_modify_expr (tree *expr_p, tree *pre_p, tree *post_p, bool want_value)
{
tree *from_p = &TREE_OPERAND (*expr_p, 1);
tree *to_p = &TREE_OPERAND (*expr_p, 0);
tree *from_p = &GENERIC_TREE_OPERAND (*expr_p, 1);
tree *to_p = &GENERIC_TREE_OPERAND (*expr_p, 0);
enum gimplify_status ret = GS_UNHANDLED;
gcc_assert (TREE_CODE (*expr_p) == MODIFY_EXPR
|| TREE_CODE (*expr_p) == GIMPLE_MODIFY_STMT
|| TREE_CODE (*expr_p) == INIT_EXPR);
/* For zero sized types only gimplify the left hand side and right hand side
@ -3592,6 +3646,8 @@ gimplify_modify_expr (tree *expr_p, tree *pre_p, tree *post_p, bool want_value)
if (want_value)
{
tree_to_gimple_tuple (expr_p);
append_to_statement_list (*expr_p, pre_p);
*expr_p = *to_p;
return GS_OK;
@ -4182,9 +4238,9 @@ gimple_push_cleanup (tree var, tree cleanup, bool eh_only, tree *pre_p)
*/
tree flag = create_tmp_var (boolean_type_node, "cleanup");
tree ffalse = build2 (MODIFY_EXPR, void_type_node, flag,
tree ffalse = build2 (GIMPLE_MODIFY_STMT, void_type_node, flag,
boolean_false_node);
tree ftrue = build2 (MODIFY_EXPR, void_type_node, flag,
tree ftrue = build2 (GIMPLE_MODIFY_STMT, void_type_node, flag,
boolean_true_node);
cleanup = build3 (COND_EXPR, void_type_node, flag, cleanup, NULL);
wce = build1 (WITH_CLEANUP_EXPR, void_type_node, cleanup);
@ -4883,8 +4939,9 @@ gimplify_omp_for (tree *expr_p, tree *pre_p)
gimplify_scan_omp_clauses (&OMP_FOR_CLAUSES (for_stmt), pre_p, false, false);
t = OMP_FOR_INIT (for_stmt);
gcc_assert (TREE_CODE (t) == MODIFY_EXPR);
decl = TREE_OPERAND (t, 0);
gcc_assert (TREE_CODE (t) == MODIFY_EXPR
|| TREE_CODE (t) == GIMPLE_MODIFY_STMT);
decl = GENERIC_TREE_OPERAND (t, 0);
gcc_assert (DECL_P (decl));
gcc_assert (INTEGRAL_TYPE_P (TREE_TYPE (decl)));
@ -4894,16 +4951,21 @@ gimplify_omp_for (tree *expr_p, tree *pre_p)
else
omp_add_variable (gimplify_omp_ctxp, decl, GOVD_PRIVATE | GOVD_SEEN);
ret |= gimplify_expr (&TREE_OPERAND (t, 1), &OMP_FOR_PRE_BODY (for_stmt),
ret |= gimplify_expr (&GENERIC_TREE_OPERAND (t, 1),
&OMP_FOR_PRE_BODY (for_stmt),
NULL, is_gimple_val, fb_rvalue);
tree_to_gimple_tuple (&OMP_FOR_INIT (for_stmt));
t = OMP_FOR_COND (for_stmt);
gcc_assert (COMPARISON_CLASS_P (t));
gcc_assert (TREE_OPERAND (t, 0) == decl);
gcc_assert (GENERIC_TREE_OPERAND (t, 0) == decl);
ret |= gimplify_expr (&TREE_OPERAND (t, 1), &OMP_FOR_PRE_BODY (for_stmt),
ret |= gimplify_expr (&GENERIC_TREE_OPERAND (t, 1),
&OMP_FOR_PRE_BODY (for_stmt),
NULL, is_gimple_val, fb_rvalue);
tree_to_gimple_tuple (&OMP_FOR_INCR (for_stmt));
t = OMP_FOR_INCR (for_stmt);
switch (TREE_CODE (t))
{
@ -4917,13 +4979,13 @@ gimplify_omp_for (tree *expr_p, tree *pre_p)
goto build_modify;
build_modify:
t = build2 (PLUS_EXPR, TREE_TYPE (decl), decl, t);
t = build2 (MODIFY_EXPR, void_type_node, decl, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, decl, t);
OMP_FOR_INCR (for_stmt) = t;
break;
case MODIFY_EXPR:
gcc_assert (TREE_OPERAND (t, 0) == decl);
t = TREE_OPERAND (t, 1);
case GIMPLE_MODIFY_STMT:
gcc_assert (GIMPLE_STMT_OPERAND (t, 0) == decl);
t = GIMPLE_STMT_OPERAND (t, 1);
switch (TREE_CODE (t))
{
case PLUS_EXPR:
@ -5133,7 +5195,7 @@ gimplify_omp_atomic_pipeline (tree *expr_p, tree *pre_p, tree addr,
return GS_ERROR;
x = build_fold_indirect_ref (addr);
x = build2 (MODIFY_EXPR, void_type_node, oldval, x);
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, oldval, x);
gimplify_and_add (x, pre_p);
/* For floating-point values, we'll need to view-convert them to integers
@ -5151,7 +5213,7 @@ gimplify_omp_atomic_pipeline (tree *expr_p, tree *pre_p, tree addr,
newival = create_tmp_var (itype, NULL);
x = build1 (VIEW_CONVERT_EXPR, itype, oldval);
x = build2 (MODIFY_EXPR, void_type_node, oldival, x);
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, oldival, x);
gimplify_and_add (x, pre_p);
iaddr = fold_convert (build_pointer_type (itype), addr);
}
@ -5162,17 +5224,17 @@ gimplify_omp_atomic_pipeline (tree *expr_p, tree *pre_p, tree addr,
x = build1 (LABEL_EXPR, void_type_node, label);
gimplify_and_add (x, pre_p);
x = build2 (MODIFY_EXPR, void_type_node, newval, rhs);
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, newval, rhs);
gimplify_and_add (x, pre_p);
if (newval != newival)
{
x = build1 (VIEW_CONVERT_EXPR, itype, newval);
x = build2 (MODIFY_EXPR, void_type_node, newival, x);
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, newival, x);
gimplify_and_add (x, pre_p);
}
x = build2 (MODIFY_EXPR, void_type_node, oldival2,
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, oldival2,
fold_convert (itype, oldival));
gimplify_and_add (x, pre_p);
@ -5182,14 +5244,14 @@ gimplify_omp_atomic_pipeline (tree *expr_p, tree *pre_p, tree addr,
x = build_function_call_expr (cmpxchg, args);
if (oldval == oldival)
x = fold_convert (type, x);
x = build2 (MODIFY_EXPR, void_type_node, oldival, x);
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, oldival, x);
gimplify_and_add (x, pre_p);
/* For floating point, be prepared for the loop backedge. */
if (oldval != oldival)
{
x = build1 (VIEW_CONVERT_EXPR, type, oldival);
x = build2 (MODIFY_EXPR, void_type_node, oldval, x);
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, oldval, x);
gimplify_and_add (x, pre_p);
}
@ -5227,7 +5289,7 @@ gimplify_omp_atomic_mutex (tree *expr_p, tree *pre_p, tree addr, tree rhs)
gimplify_and_add (t, pre_p);
t = build_fold_indirect_ref (addr);
t = build2 (MODIFY_EXPR, void_type_node, t, rhs);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, t, rhs);
gimplify_and_add (t, pre_p);
t = built_in_decls[BUILT_IN_GOMP_ATOMIC_END];
@ -5362,7 +5424,8 @@ gimplify_expr (tree *expr_p, tree *pre_p, tree *post_p,
/* Die, die, die, my darling. */
if (save_expr == error_mark_node
|| (TREE_TYPE (save_expr)
|| (!GIMPLE_STMT_P (save_expr)
&& TREE_TYPE (save_expr)
&& TREE_TYPE (save_expr) == error_mark_node))
{
ret = GS_ERROR;
@ -5438,14 +5501,23 @@ gimplify_expr (tree *expr_p, tree *pre_p, tree *post_p,
break;
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
case INIT_EXPR:
ret = gimplify_modify_expr (expr_p, pre_p, post_p,
fallback != fb_none);
/* The distinction between MODIFY_EXPR and INIT_EXPR is no longer
useful. */
if (*expr_p && TREE_CODE (*expr_p) == INIT_EXPR)
TREE_SET_CODE (*expr_p, MODIFY_EXPR);
if (*expr_p)
{
/* The distinction between MODIFY_EXPR and INIT_EXPR is no longer
useful. */
if (TREE_CODE (*expr_p) == INIT_EXPR)
TREE_SET_CODE (*expr_p, MODIFY_EXPR);
/* Convert MODIFY_EXPR to GIMPLE_MODIFY_STMT. */
if (TREE_CODE (*expr_p) == MODIFY_EXPR)
tree_to_gimple_tuple (expr_p);
}
break;
case TRUTH_ANDIF_EXPR:
@ -5885,7 +5957,7 @@ gimplify_expr (tree *expr_p, tree *pre_p, tree *post_p,
given a TREE_ADDRESSABLE type. */
tree tmp = create_tmp_var_raw (type, "vol");
gimple_add_tmp_var (tmp);
*expr_p = build2 (MODIFY_EXPR, type, tmp, *expr_p);
*expr_p = build2 (GIMPLE_MODIFY_STMT, type, tmp, *expr_p);
}
else
/* We can't do anything useful with a volatile reference to
@ -6117,7 +6189,7 @@ gimplify_one_sizepos (tree *expr_p, tree *stmt_p)
*expr_p = create_tmp_var (type, NULL);
tmp = build1 (NOP_EXPR, type, expr);
tmp = build2 (MODIFY_EXPR, type, *expr_p, tmp);
tmp = build2 (GIMPLE_MODIFY_STMT, type, *expr_p, tmp);
if (EXPR_HAS_LOCATION (expr))
SET_EXPR_LOCUS (tmp, EXPR_LOCUS (expr));
else
@ -6340,10 +6412,10 @@ gimplify_function_tree (tree fndecl)
DECL_SAVED_TREE (fndecl) = bind;
}
cfun->gimplified = true;
current_function_decl = oldfn;
cfun = oldfn ? DECL_STRUCT_FUNCTION (oldfn) : NULL;
}
/* Expands EXPR to list of gimple statements STMTS. If SIMPLE is true,
force the result to be either ssa_name or an invariant, otherwise
@ -6368,7 +6440,7 @@ force_gimple_operand (tree expr, tree *stmts, bool simple, tree var)
gimplify_ctxp->into_ssa = gimple_in_ssa_p (cfun);
if (var)
expr = build2 (MODIFY_EXPR, TREE_TYPE (var), var, expr);
expr = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (var), var, expr);
ret = gimplify_expr (&expr, stmts, NULL,
gimple_test_f, fb_rvalue);

2
gcc/ipa-cp.c
View File

@ -446,7 +446,7 @@ constant_val_insert (tree fn, tree parm1, tree val)
edge e_step;
edge_iterator ei;
init_stmt = build2 (MODIFY_EXPR, void_type_node, parm1, val);
init_stmt = build2 (GIMPLE_MODIFY_STMT, void_type_node, parm1, val);
func = DECL_STRUCT_FUNCTION (fn);
cfun = func;
current_function_decl = fn;

6
gcc/ipa-prop.c
View File

@ -247,10 +247,10 @@ ipa_method_modify_stmt (struct cgraph_node *mt, tree stmt)
switch (TREE_CODE (stmt))
{
case MODIFY_EXPR:
if (TREE_CODE (TREE_OPERAND (stmt, 0)) == PARM_DECL)
case GIMPLE_MODIFY_STMT:
if (TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 0)) == PARM_DECL)
{
i = ipa_method_tree_map (mt, TREE_OPERAND (stmt, 0));
i = ipa_method_tree_map (mt, GIMPLE_STMT_OPERAND (stmt, 0));
if (i >= 0)
ipa_method_modify_set (mt, i, true);
}

6
gcc/ipa-pure-const.c
View File

@ -412,11 +412,11 @@ scan_function (tree *tp,
*walk_subtrees = 0;
break;
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
{
/* First look on the lhs and see what variable is stored to */
tree lhs = TREE_OPERAND (t, 0);
tree rhs = TREE_OPERAND (t, 1);
tree lhs = GIMPLE_STMT_OPERAND (t, 0);
tree rhs = GIMPLE_STMT_OPERAND (t, 1);
check_lhs_var (local, lhs);
/* For the purposes of figuring out what the cast affects */

6
gcc/ipa-reference.c
View File

@ -494,11 +494,11 @@ scan_for_static_refs (tree *tp,
*walk_subtrees = 0;
break;
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
{
/* First look on the lhs and see what variable is stored to */
tree lhs = TREE_OPERAND (t, 0);
tree rhs = TREE_OPERAND (t, 1);
tree lhs = GIMPLE_STMT_OPERAND (t, 0);
tree rhs = GIMPLE_STMT_OPERAND (t, 1);
check_lhs_var (local, lhs);
/* For the purposes of figuring out what the cast affects */

6
gcc/ipa-type-escape.c
View File

@ -1184,11 +1184,11 @@ scan_for_refs (tree *tp, int *walk_subtrees, void *data)
*walk_subtrees = 0;
break;
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
{
/* First look on the lhs and see what variable is stored to */
tree lhs = TREE_OPERAND (t, 0);
tree rhs = TREE_OPERAND (t, 1);
tree lhs = GIMPLE_STMT_OPERAND (t, 0);
tree rhs = GIMPLE_STMT_OPERAND (t, 1);
check_lhs_var (lhs);
check_cast (TREE_TYPE (lhs), rhs);

9
gcc/java/java-gimplify.c
View File

@ -120,6 +120,9 @@ java_gimplify_expr (tree *expr_p, tree *pre_p ATTRIBUTE_UNUSED,
*expr_p = java_replace_reference (*expr_p, /* want_lvalue */ false);
return GS_UNHANDLED;
/* We don't handle GIMPLE_MODIFY_STMT, as MODIFY_EXPRs with java
semantics should only be generated by the front-end, and never
by anything after gimplification. */
case MODIFY_EXPR:
return java_gimplify_modify_expr (expr_p, pre_p, post_p);
@ -326,7 +329,7 @@ java_gimplify_modify_expr (tree *modify_expr_p, tree *pre_p, tree *post_p)
{
tree new_lhs = java_replace_reference (lhs, /* want_lvalue */ true);
tree new_rhs = build1 (NOP_EXPR, TREE_TYPE (new_lhs), rhs);
modify_expr = build2 (MODIFY_EXPR, TREE_TYPE (new_lhs),
modify_expr = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (new_lhs),
new_lhs, new_rhs);
modify_expr = build1 (NOP_EXPR, lhs_type, modify_expr);
}
@ -424,7 +427,7 @@ java_gimplify_new_array_init (tree exp)
tree array_ptr_type = build_pointer_type (array_type);
tree tmp = create_tmp_var (array_ptr_type, "array");
tree body = build2 (MODIFY_EXPR, array_ptr_type, tmp,
tree body = build2 (GIMPLE_MODIFY_STMT, array_ptr_type, tmp,
build_new_array (element_type, length));
int index = 0;
@ -437,7 +440,7 @@ java_gimplify_new_array_init (tree exp)
tree lhs = build3 (COMPONENT_REF, TREE_TYPE (data_field),
build_java_indirect_ref (array_type, tmp, 0),
data_field, NULL_TREE);
tree assignment = build2 (MODIFY_EXPR, element_type,
tree assignment = build2 (GIMPLE_MODIFY_STMT, element_type,
build4 (ARRAY_REF, element_type, lhs,
build_int_cst (NULL_TREE, index++),
NULL_TREE, NULL_TREE),

7
gcc/java/java-tree.h
View File

@ -725,7 +725,8 @@ struct lang_identifier GTY(())
/* The resulting tree type. */
union lang_tree_node
GTY((desc ("TREE_CODE (&%h.generic) == IDENTIFIER_NODE"),
chain_next ("(union lang_tree_node *)TREE_CHAIN (&%h.generic)")))
chain_next ("(GIMPLE_STMT_P (&%h.generic) ? (union lang_tree_node *) 0 : (union lang_tree_node *)TREE_CHAIN (&%h.generic))")))
{
union tree_node GTY ((tag ("0"),
desc ("tree_node_structure (&%h)")))
@ -1881,12 +1882,12 @@ enum
/* In an EXPR_WITH_FILE_LOCATION node. */
#define EXPR_WFL_EMIT_LINE_NOTE(NODE) \
(EXPR_WITH_FILE_LOCATION_CHECK (NODE)->common.public_flag)
(EXPR_WITH_FILE_LOCATION_CHECK (NODE)->base.public_flag)
#undef EXPR_WFL_NODE
#define EXPR_WFL_NODE(NODE) \
TREE_OPERAND (EXPR_WITH_FILE_LOCATION_CHECK (NODE), 0)
#ifdef USE_MAPPED_LOCATION
#define EXPR_WFL_LINECOL(NODE) ((NODE)->exp.locus)
#define EXPR_WFL_LINECOL(NODE) EXPR_LOCUS(NODE)
#define EXPR_WFL_FILENAME(NODE) EXPR_FILENAME (NODE)
#define EXPR_WFL_LINENO(NODE) EXPR_LINENO (NODE)
extern tree build_expr_wfl (tree, source_location);

80
gcc/lambda-code.c
View File

@ -1540,9 +1540,10 @@ lbv_to_gcc_expression (lambda_body_vector lbv,
add_referenced_var (resvar);
/* Start at 0. */
stmt = build2 (MODIFY_EXPR, void_type_node, resvar, integer_zero_node);
stmt = build2 (GIMPLE_MODIFY_STMT, void_type_node, resvar,
integer_zero_node);
name = make_ssa_name (resvar, stmt);
TREE_OPERAND (stmt, 0) = name;
GIMPLE_STMT_OPERAND (stmt, 0) = name;
tsi = tsi_last (stmts);
tsi_link_after (&tsi, stmt, TSI_CONTINUE_LINKING);
@ -1555,20 +1556,20 @@ lbv_to_gcc_expression (lambda_body_vector lbv,
/* newname = coefficient * induction_variable */
coeffmult = build_int_cst (type, LBV_COEFFICIENTS (lbv)[i]);
stmt = build2 (MODIFY_EXPR, void_type_node, resvar,
stmt = build2 (GIMPLE_MODIFY_STMT, void_type_node, resvar,
fold_build2 (MULT_EXPR, type, iv, coeffmult));
newname = make_ssa_name (resvar, stmt);
TREE_OPERAND (stmt, 0) = newname;
GIMPLE_STMT_OPERAND (stmt, 0) = newname;
fold_stmt (&stmt);
tsi = tsi_last (stmts);
tsi_link_after (&tsi, stmt, TSI_CONTINUE_LINKING);
/* name = name + newname */
stmt = build2 (MODIFY_EXPR, void_type_node, resvar,
stmt = build2 (GIMPLE_MODIFY_STMT, void_type_node, resvar,
build2 (PLUS_EXPR, type, name, newname));
name = make_ssa_name (resvar, stmt);
TREE_OPERAND (stmt, 0) = name;
GIMPLE_STMT_OPERAND (stmt, 0) = name;
fold_stmt (&stmt);
tsi = tsi_last (stmts);
tsi_link_after (&tsi, stmt, TSI_CONTINUE_LINKING);
@ -1580,10 +1581,10 @@ lbv_to_gcc_expression (lambda_body_vector lbv,
if (LBV_DENOMINATOR (lbv) != 1)
{
tree denominator = build_int_cst (type, LBV_DENOMINATOR (lbv));
stmt = build2 (MODIFY_EXPR, void_type_node, resvar,
stmt = build2 (GIMPLE_MODIFY_STMT, void_type_node, resvar,
build2 (CEIL_DIV_EXPR, type, name, denominator));
name = make_ssa_name (resvar, stmt);
TREE_OPERAND (stmt, 0) = name;
GIMPLE_STMT_OPERAND (stmt, 0) = name;
fold_stmt (&stmt);
tsi = tsi_last (stmts);
tsi_link_after (&tsi, stmt, TSI_CONTINUE_LINKING);
@ -1631,9 +1632,10 @@ lle_to_gcc_expression (lambda_linear_expression lle,
for (; lle != NULL; lle = LLE_NEXT (lle))
{
/* Start at name = 0. */
stmt = build2 (MODIFY_EXPR, void_type_node, resvar, integer_zero_node);
stmt = build2 (GIMPLE_MODIFY_STMT, void_type_node, resvar,
integer_zero_node);
name = make_ssa_name (resvar, stmt);
TREE_OPERAND (stmt, 0) = name;
GIMPLE_STMT_OPERAND (stmt, 0) = name;
fold_stmt (&stmt);
tsi = tsi_last (stmts);
tsi_link_after (&tsi, stmt, TSI_CONTINUE_LINKING);
@ -1662,18 +1664,18 @@ lle_to_gcc_expression (lambda_linear_expression lle,
}
/* newname = mult */
stmt = build2 (MODIFY_EXPR, void_type_node, resvar, mult);
stmt = build2 (GIMPLE_MODIFY_STMT, void_type_node, resvar, mult);
newname = make_ssa_name (resvar, stmt);
TREE_OPERAND (stmt, 0) = newname;
GIMPLE_STMT_OPERAND (stmt, 0) = newname;
fold_stmt (&stmt);
tsi = tsi_last (stmts);
tsi_link_after (&tsi, stmt, TSI_CONTINUE_LINKING);
/* name = name + newname */
stmt = build2 (MODIFY_EXPR, void_type_node, resvar,
stmt = build2 (GIMPLE_MODIFY_STMT, void_type_node, resvar,
build2 (PLUS_EXPR, type, name, newname));
name = make_ssa_name (resvar, stmt);
TREE_OPERAND (stmt, 0) = name;
GIMPLE_STMT_OPERAND (stmt, 0) = name;
fold_stmt (&stmt);
tsi = tsi_last (stmts);
tsi_link_after (&tsi, stmt, TSI_CONTINUE_LINKING);
@ -1703,18 +1705,18 @@ lle_to_gcc_expression (lambda_linear_expression lle,
}
/* newname = mult */
stmt = build2 (MODIFY_EXPR, void_type_node, resvar, mult);
stmt = build2 (GIMPLE_MODIFY_STMT, void_type_node, resvar, mult);
newname = make_ssa_name (resvar, stmt);
TREE_OPERAND (stmt, 0) = newname;
GIMPLE_STMT_OPERAND (stmt, 0) = newname;
fold_stmt (&stmt);
tsi = tsi_last (stmts);
tsi_link_after (&tsi, stmt, TSI_CONTINUE_LINKING);
/* name = name + newname */
stmt = build2 (MODIFY_EXPR, void_type_node, resvar,
stmt = build2 (GIMPLE_MODIFY_STMT, void_type_node, resvar,
build2 (PLUS_EXPR, type, name, newname));
name = make_ssa_name (resvar, stmt);
TREE_OPERAND (stmt, 0) = name;
GIMPLE_STMT_OPERAND (stmt, 0) = name;
fold_stmt (&stmt);
tsi = tsi_last (stmts);
tsi_link_after (&tsi, stmt, TSI_CONTINUE_LINKING);
@ -1725,11 +1727,11 @@ lle_to_gcc_expression (lambda_linear_expression lle,
name = name + constant. */
if (LLE_CONSTANT (lle) != 0)
{
stmt = build2 (MODIFY_EXPR, void_type_node, resvar,
stmt = build2 (GIMPLE_MODIFY_STMT, void_type_node, resvar,
build2 (PLUS_EXPR, type, name,
build_int_cst (type, LLE_CONSTANT (lle))));
name = make_ssa_name (resvar, stmt);
TREE_OPERAND (stmt, 0) = name;
GIMPLE_STMT_OPERAND (stmt, 0) = name;
fold_stmt (&stmt);
tsi = tsi_last (stmts);
tsi_link_after (&tsi, stmt, TSI_CONTINUE_LINKING);
@ -1739,11 +1741,11 @@ lle_to_gcc_expression (lambda_linear_expression lle,
name = name + linear offset. */
if (LLE_CONSTANT (offset) != 0)
{
stmt = build2 (MODIFY_EXPR, void_type_node, resvar,
stmt = build2 (GIMPLE_MODIFY_STMT, void_type_node, resvar,
build2 (PLUS_EXPR, type, name,
build_int_cst (type, LLE_CONSTANT (offset))));
name = make_ssa_name (resvar, stmt);
TREE_OPERAND (stmt, 0) = name;
GIMPLE_STMT_OPERAND (stmt, 0) = name;
fold_stmt (&stmt);
tsi = tsi_last (stmts);
tsi_link_after (&tsi, stmt, TSI_CONTINUE_LINKING);
@ -1755,11 +1757,11 @@ lle_to_gcc_expression (lambda_linear_expression lle,
stmt = build_int_cst (type, LLE_DENOMINATOR (lle));
stmt = build2 (wrap == MAX_EXPR ? CEIL_DIV_EXPR : FLOOR_DIV_EXPR,
type, name, stmt);
stmt = build2 (MODIFY_EXPR, void_type_node, resvar, stmt);
stmt = build2 (GIMPLE_MODIFY_STMT, void_type_node, resvar, stmt);
/* name = {ceil, floor}(name/denominator) */
name = make_ssa_name (resvar, stmt);
TREE_OPERAND (stmt, 0) = name;
GIMPLE_STMT_OPERAND (stmt, 0) = name;
tsi = tsi_last (stmts);
tsi_link_after (&tsi, stmt, TSI_CONTINUE_LINKING);
}
@ -1775,10 +1777,10 @@ lle_to_gcc_expression (lambda_linear_expression lle,
{
tree op1 = VEC_index (tree, results, 0);
tree op2 = VEC_index (tree, results, 1);
stmt = build2 (MODIFY_EXPR, void_type_node, resvar,
stmt = build2 (GIMPLE_MODIFY_STMT, void_type_node, resvar,
build2 (wrap, type, op1, op2));
name = make_ssa_name (resvar, stmt);
TREE_OPERAND (stmt, 0) = name;
GIMPLE_STMT_OPERAND (stmt, 0) = name;
tsi = tsi_last (stmts);
tsi_link_after (&tsi, stmt, TSI_CONTINUE_LINKING);
}
@ -1893,10 +1895,10 @@ lambda_loopnest_to_gcc_loopnest (struct loop *old_loopnest,
test, and let redundancy elimination sort it out. */
inc_stmt = build2 (PLUS_EXPR, type,
ivvar, build_int_cst (type, LL_STEP (newloop)));
inc_stmt = build2 (MODIFY_EXPR, void_type_node, SSA_NAME_VAR (ivvar),
inc_stmt);
inc_stmt = build2 (GIMPLE_MODIFY_STMT, void_type_node,
SSA_NAME_VAR (ivvar), inc_stmt);
ivvarinced = make_ssa_name (SSA_NAME_VAR (ivvar), inc_stmt);
TREE_OPERAND (inc_stmt, 0) = ivvarinced;
GIMPLE_STMT_OPERAND (inc_stmt, 0) = ivvarinced;
bsi = bsi_for_stmt (exitcond);
bsi_insert_before (&bsi, inc_stmt, BSI_SAME_STMT);
@ -2185,9 +2187,9 @@ replace_uses_equiv_to_x_with_y (struct loop *loop, tree stmt, tree x,
var = create_tmp_var (TREE_TYPE (use), "perfecttmp");
add_referenced_var (var);
val = force_gimple_operand_bsi (firstbsi, val, false, NULL);
setstmt = build2 (MODIFY_EXPR, void_type_node, var, val);
setstmt = build2 (GIMPLE_MODIFY_STMT, void_type_node, var, val);
var = make_ssa_name (var, setstmt);
TREE_OPERAND (setstmt, 0) = var;
GIMPLE_STMT_OPERAND (setstmt, 0) = var;
bsi_insert_before (firstbsi, setstmt, BSI_SAME_STMT);
update_stmt (setstmt);
SET_USE (use_p, var);
@ -2224,12 +2226,12 @@ can_put_in_inner_loop (struct loop *inner, tree stmt)
imm_use_iterator imm_iter;
use_operand_p use_p;
gcc_assert (TREE_CODE (stmt) == MODIFY_EXPR);
gcc_assert (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT);
if (!ZERO_SSA_OPERANDS (stmt, SSA_OP_ALL_VIRTUALS)
|| !expr_invariant_in_loop_p (inner, TREE_OPERAND (stmt, 1)))
|| !expr_invariant_in_loop_p (inner, GIMPLE_STMT_OPERAND (stmt, 1)))
return false;
FOR_EACH_IMM_USE_FAST (use_p, imm_iter, TREE_OPERAND (stmt, 0))
FOR_EACH_IMM_USE_FAST (use_p, imm_iter, GIMPLE_STMT_OPERAND (stmt, 0))
{
if (!exit_phi_for_loop_p (inner, USE_STMT (use_p)))
{
@ -2252,7 +2254,7 @@ can_put_after_inner_loop (struct loop *loop, tree stmt)
if (!ZERO_SSA_OPERANDS (stmt, SSA_OP_ALL_VIRTUALS))
return false;
FOR_EACH_IMM_USE_FAST (use_p, imm_iter, TREE_OPERAND (stmt, 0))
FOR_EACH_IMM_USE_FAST (use_p, imm_iter, GIMPLE_STMT_OPERAND (stmt, 0))
{
if (!exit_phi_for_loop_p (loop, USE_STMT (use_p)))
{
@ -2310,12 +2312,12 @@ can_convert_to_perfect_nest (struct loop *loop)
win we get from rearranging the memory walk
the loop is doing so that it has better
cache behavior. */
if (TREE_CODE (stmt) == MODIFY_EXPR)
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT)
{
use_operand_p use_a, use_b;
imm_use_iterator imm_iter;
ssa_op_iter op_iter, op_iter1;
tree op0 = TREE_OPERAND (stmt, 0);
tree op0 = GIMPLE_STMT_OPERAND (stmt, 0);
tree scev = instantiate_parameters
(loop, analyze_scalar_evolution (loop, op0));
@ -2538,10 +2540,10 @@ perfect_nestify (struct loop *loop,
exit_condition = get_loop_exit_condition (newloop);
uboundvar = create_tmp_var (integer_type_node, "uboundvar");
add_referenced_var (uboundvar);
stmt = build2 (MODIFY_EXPR, void_type_node, uboundvar,
stmt = build2 (GIMPLE_MODIFY_STMT, void_type_node, uboundvar,
VEC_index (tree, ubounds, 0));
uboundvar = make_ssa_name (uboundvar, stmt);
TREE_OPERAND (stmt, 0) = uboundvar;
GIMPLE_STMT_OPERAND (stmt, 0) = uboundvar;
if (insert_after)
bsi_insert_after (&bsi, stmt, BSI_SAME_STMT);

2
gcc/langhooks.c
View File

@ -577,7 +577,7 @@ lhd_omp_predetermined_sharing (tree decl ATTRIBUTE_UNUSED)
tree
lhd_omp_assignment (tree clause ATTRIBUTE_UNUSED, tree dst, tree src)
{
return build2 (MODIFY_EXPR, void_type_node, dst, src);
return build2 (GIMPLE_MODIFY_STMT, void_type_node, dst, src);
}
/* Register language specific type size variables as potentially OpenMP

73
gcc/omp-low.c
View File

@ -157,11 +157,11 @@ extract_omp_for_data (tree for_stmt, struct omp_for_data *fd)
fd->pre = NULL;
t = OMP_FOR_INIT (for_stmt);
gcc_assert (TREE_CODE (t) == MODIFY_EXPR);
fd->v = TREE_OPERAND (t, 0);
gcc_assert (TREE_CODE (t) == GIMPLE_MODIFY_STMT);
fd->v = GIMPLE_STMT_OPERAND (t, 0);
gcc_assert (DECL_P (fd->v));
gcc_assert (TREE_CODE (TREE_TYPE (fd->v)) == INTEGER_TYPE);
fd->n1 = TREE_OPERAND (t, 1);
fd->n1 = GIMPLE_STMT_OPERAND (t, 1);
t = OMP_FOR_COND (for_stmt);
fd->cond_code = TREE_CODE (t);
@ -187,9 +187,9 @@ extract_omp_for_data (tree for_stmt, struct omp_for_data *fd)
}
t = OMP_FOR_INCR (fd->for_stmt);
gcc_assert (TREE_CODE (t) == MODIFY_EXPR);
gcc_assert (TREE_OPERAND (t, 0) == fd->v);
t = TREE_OPERAND (t, 1);
gcc_assert (TREE_CODE (t) == GIMPLE_MODIFY_STMT);
gcc_assert (GIMPLE_STMT_OPERAND (t, 0) == fd->v);
t = GIMPLE_STMT_OPERAND (t, 1);
gcc_assert (TREE_OPERAND (t, 0) == fd->v);
switch (TREE_CODE (t))
{
@ -1680,7 +1680,7 @@ lower_rec_input_clauses (tree clauses, tree *ilist, tree *dlist,
x = built_in_decls[BUILT_IN_ALLOCA];
x = build_function_call_expr (x, args);
x = fold_convert (TREE_TYPE (ptr), x);
x = build2 (MODIFY_EXPR, void_type_node, ptr, x);
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, ptr, x);
gimplify_and_add (x, ilist);
}
else if (is_reference (var))
@ -1716,7 +1716,7 @@ lower_rec_input_clauses (tree clauses, tree *ilist, tree *dlist,
x = fold_convert (TREE_TYPE (new_var), x);
}
x = build2 (MODIFY_EXPR, void_type_node, new_var, x);
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, new_var, x);
gimplify_and_add (x, ilist);
new_var = build_fold_indirect_ref (new_var);
@ -1799,7 +1799,7 @@ lower_rec_input_clauses (tree clauses, tree *ilist, tree *dlist,
{
x = omp_reduction_init (c, TREE_TYPE (new_var));
gcc_assert (TREE_CODE (TREE_TYPE (new_var)) != ARRAY_TYPE);
x = build2 (MODIFY_EXPR, void_type_node, new_var, x);
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, new_var, x);
gimplify_and_add (x, ilist);
}
break;
@ -1964,7 +1964,7 @@ lower_reduction_clauses (tree clauses, tree *stmt_list, omp_context *ctx)
{
x = build2 (code, TREE_TYPE (ref), ref, new_var);
ref = build_outer_var_ref (var, ctx);
x = build2 (MODIFY_EXPR, void_type_node, ref, x);
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, ref, x);
append_to_statement_list (x, &sub_list);
}
}
@ -2003,7 +2003,7 @@ lower_copyprivate_clauses (tree clauses, tree *slist, tree *rlist,
ref = build_sender_ref (var, ctx);
x = (ctx->is_nested) ? lookup_decl_in_outer_ctx (var, ctx) : var;
x = by_ref ? build_fold_addr_expr (x) : x;
x = build2 (MODIFY_EXPR, void_type_node, ref, x);
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, ref, x);
gimplify_and_add (x, slist);
ref = build_receiver_ref (var, by_ref, ctx);
@ -2084,14 +2084,14 @@ lower_send_clauses (tree clauses, tree *ilist, tree *olist, omp_context *ctx)
{
ref = build_sender_ref (val, ctx);
x = by_ref ? build_fold_addr_expr (var) : var;
x = build2 (MODIFY_EXPR, void_type_node, ref, x);
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, ref, x);
gimplify_and_add (x, ilist);
}
if (do_out)
{
ref = build_sender_ref (val, ctx);
x = build2 (MODIFY_EXPR, void_type_node, var, ref);
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, var, ref);
gimplify_and_add (x, olist);
}
}
@ -2128,17 +2128,17 @@ lower_send_shared_vars (tree *ilist, tree *olist, omp_context *ctx)
{
x = build_sender_ref (ovar, ctx);
var = build_fold_addr_expr (var);
x = build2 (MODIFY_EXPR, void_type_node, x, var);
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, x, var);
gimplify_and_add (x, ilist);
}
else
{
x = build_sender_ref (ovar, ctx);
x = build2 (MODIFY_EXPR, void_type_node, x, var);
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, x, var);
gimplify_and_add (x, ilist);
x = build_sender_ref (ovar, ctx);
x = build2 (MODIFY_EXPR, void_type_node, var, x);
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, var, x);
gimplify_and_add (x, olist);
}
}
@ -2236,13 +2236,13 @@ expand_parallel_call (struct omp_region *region, basic_block bb,
si = bsi_start (then_bb);
t = build1 (LABEL_EXPR, void_type_node, then_lab);
bsi_insert_after (&si, t, BSI_CONTINUE_LINKING);
t = build2 (MODIFY_EXPR, void_type_node, tmp, val);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, tmp, val);
bsi_insert_after (&si, t, BSI_CONTINUE_LINKING);
si = bsi_start (else_bb);
t = build1 (LABEL_EXPR, void_type_node, else_lab);
bsi_insert_after (&si, t, BSI_CONTINUE_LINKING);
t = build2 (MODIFY_EXPR, void_type_node, tmp,
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, tmp,
build_int_cst (unsigned_type_node, 1));
bsi_insert_after (&si, t, BSI_CONTINUE_LINKING);
@ -2483,19 +2483,20 @@ expand_omp_parallel (struct omp_region *region)
gcc_assert (!bsi_end_p (si));
stmt = bsi_stmt (si);
if (TREE_CODE (stmt) != MODIFY_EXPR)
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
continue;
arg = TREE_OPERAND (stmt, 1);
arg = GIMPLE_STMT_OPERAND (stmt, 1);
STRIP_NOPS (arg);
if (TREE_CODE (arg) == ADDR_EXPR
&& TREE_OPERAND (arg, 0)
== OMP_PARALLEL_DATA_ARG (entry_stmt))
{
if (TREE_OPERAND (stmt, 0) == DECL_ARGUMENTS (child_fn))
if (GIMPLE_STMT_OPERAND (stmt, 0)
== DECL_ARGUMENTS (child_fn))
bsi_remove (&si, true);
else
TREE_OPERAND (stmt, 1) = DECL_ARGUMENTS (child_fn);
GIMPLE_STMT_OPERAND (stmt, 1) = DECL_ARGUMENTS (child_fn);
break;
}
}
@ -2651,11 +2652,11 @@ expand_omp_for_generic (struct omp_region *region,
/* Iteration setup for sequential loop goes in L0_BB. */
list = alloc_stmt_list ();
t = fold_convert (type, istart0);
t = build2 (MODIFY_EXPR, void_type_node, fd->v, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, fd->v, t);
gimplify_and_add (t, &list);
t = fold_convert (type, iend0);
t = build2 (MODIFY_EXPR, void_type_node, iend, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, iend, t);
gimplify_and_add (t, &list);
si = bsi_start (l0_bb);
@ -2677,7 +2678,7 @@ expand_omp_for_generic (struct omp_region *region,
list = alloc_stmt_list ();
t = build2 (PLUS_EXPR, type, fd->v, fd->step);
t = build2 (MODIFY_EXPR, void_type_node, fd->v, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, fd->v, t);
gimplify_and_add (t, &list);
t = build2 (fd->cond_code, boolean_type_node, fd->v, iend);
@ -2856,7 +2857,7 @@ expand_omp_for_static_nochunk (struct omp_region *region,
t = fold_convert (type, s0);
t = build2 (MULT_EXPR, type, t, fd->step);
t = build2 (PLUS_EXPR, type, t, fd->n1);
t = build2 (MODIFY_EXPR, void_type_node, fd->v, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, fd->v, t);
gimplify_and_add (t, &list);
t = fold_convert (type, e0);
@ -2871,7 +2872,7 @@ expand_omp_for_static_nochunk (struct omp_region *region,
list = alloc_stmt_list ();
t = build2 (PLUS_EXPR, type, fd->v, fd->step);
t = build2 (MODIFY_EXPR, void_type_node, fd->v, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, fd->v, t);
gimplify_and_add (t, &list);
t = build2 (fd->cond_code, boolean_type_node, fd->v, e);
@ -3040,7 +3041,7 @@ expand_omp_for_static_chunk (struct omp_region *region, struct omp_for_data *fd)
t = fold_convert (type, s0);
t = build2 (MULT_EXPR, type, t, fd->step);
t = build2 (PLUS_EXPR, type, t, fd->n1);
t = build2 (MODIFY_EXPR, void_type_node, fd->v, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, fd->v, t);
gimplify_and_add (t, &list);
t = fold_convert (type, e0);
@ -3056,7 +3057,7 @@ expand_omp_for_static_chunk (struct omp_region *region, struct omp_for_data *fd)
list = alloc_stmt_list ();
t = build2 (PLUS_EXPR, type, fd->v, fd->step);
t = build2 (MODIFY_EXPR, void_type_node, fd->v, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, fd->v, t);
gimplify_and_add (t, &list);
t = build2 (fd->cond_code, boolean_type_node, fd->v, e);
@ -3075,7 +3076,7 @@ expand_omp_for_static_chunk (struct omp_region *region, struct omp_for_data *fd)
t = build_int_cst (type, 1);
t = build2 (PLUS_EXPR, type, trip, t);
t = build2 (MODIFY_EXPR, void_type_node, trip, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, trip, t);
gimplify_and_add (t, &list);
si = bsi_start (trip_update_bb);
@ -3224,7 +3225,7 @@ expand_omp_sections (struct omp_region *region)
t = tree_cons (NULL, t, NULL);
u = built_in_decls[BUILT_IN_GOMP_SECTIONS_START];
t = build_function_call_expr (u, t);
t = build2 (MODIFY_EXPR, void_type_node, v, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, v, t);
bsi_insert_after (&si, t, BSI_SAME_STMT);
}
bsi_remove (&si, true);
@ -3293,7 +3294,7 @@ expand_omp_sections (struct omp_region *region)
t = built_in_decls[BUILT_IN_GOMP_SECTIONS_NEXT];
t = build_function_call_expr (t, NULL);
t = build2 (MODIFY_EXPR, void_type_node, v, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, v, t);
bsi_insert_after (&si, t, BSI_SAME_STMT);
bsi_remove (&si, true);
}
@ -3731,7 +3732,7 @@ lower_omp_single_copy (tree single_stmt, tree *pre_p, omp_context *ctx)
t = built_in_decls[BUILT_IN_GOMP_SINGLE_COPY_START];
t = build_function_call_expr (t, NULL);
t = fold_convert (ptr_type, t);
t = build2 (MODIFY_EXPR, void_type_node, ctx->receiver_decl, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, ctx->receiver_decl, t);
gimplify_and_add (t, pre_p);
t = build2 (EQ_EXPR, boolean_type_node, ctx->receiver_decl,
@ -4048,7 +4049,7 @@ lower_omp_for (tree *stmt_p, omp_context *ctx)
We just need to make sure that VAL1, VAL2 and VAL3 are lowered
using the .omp_data_s mapping, if needed. */
rhs_p = &TREE_OPERAND (OMP_FOR_INIT (stmt), 1);
rhs_p = &GIMPLE_STMT_OPERAND (OMP_FOR_INIT (stmt), 1);
if (!is_gimple_min_invariant (*rhs_p))
*rhs_p = get_formal_tmp_var (*rhs_p, body_p);
@ -4056,7 +4057,7 @@ lower_omp_for (tree *stmt_p, omp_context *ctx)
if (!is_gimple_min_invariant (*rhs_p))
*rhs_p = get_formal_tmp_var (*rhs_p, body_p);
rhs_p = &TREE_OPERAND (TREE_OPERAND (OMP_FOR_INCR (stmt), 1), 1);
rhs_p = &TREE_OPERAND (GIMPLE_STMT_OPERAND (OMP_FOR_INCR (stmt), 1), 1);
if (!is_gimple_min_invariant (*rhs_p))
*rhs_p = get_formal_tmp_var (*rhs_p, body_p);
@ -4144,7 +4145,7 @@ lower_omp_parallel (tree *stmt_p, omp_context *ctx)
t = build_fold_addr_expr (ctx->sender_decl);
/* fixup_child_record_type might have changed receiver_decl's type. */
t = fold_convert (TREE_TYPE (ctx->receiver_decl), t);
t = build2 (MODIFY_EXPR, void_type_node, ctx->receiver_decl, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, ctx->receiver_decl, t);
append_to_statement_list (t, &new_body);
}

30
gcc/predict.c
View File

@ -902,9 +902,10 @@ expr_expected_value (tree expr, bitmap visited)
}
return val;
}
if (TREE_CODE (def) != MODIFY_EXPR || TREE_OPERAND (def, 0) != expr)
if (TREE_CODE (def) != GIMPLE_MODIFY_STMT
|| GIMPLE_STMT_OPERAND (def, 0) != expr)
return NULL;
return expr_expected_value (TREE_OPERAND (def, 1), visited);
return expr_expected_value (GIMPLE_STMT_OPERAND (def, 1), visited);
}
else if (TREE_CODE (expr) == CALL_EXPR)
{
@ -968,15 +969,15 @@ strip_builtin_expect (void)
tree fndecl;
tree arglist;
if (TREE_CODE (stmt) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (stmt, 1)) == CALL_EXPR
&& (fndecl = get_callee_fndecl (TREE_OPERAND (stmt, 1)))
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
&& TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 1)) == CALL_EXPR
&& (fndecl = get_callee_fndecl (GIMPLE_STMT_OPERAND (stmt, 1)))
&& DECL_BUILT_IN_CLASS (fndecl) == BUILT_IN_NORMAL
&& DECL_FUNCTION_CODE (fndecl) == BUILT_IN_EXPECT
&& (arglist = TREE_OPERAND (TREE_OPERAND (stmt, 1), 1))
&& (arglist = TREE_OPERAND (GIMPLE_STMT_OPERAND (stmt, 1), 1))
&& TREE_CHAIN (arglist))
{
TREE_OPERAND (stmt, 1) = TREE_VALUE (arglist);
GIMPLE_STMT_OPERAND (stmt, 1) = TREE_VALUE (arglist);
update_stmt (stmt);
}
}
@ -1167,8 +1168,8 @@ apply_return_prediction (int *heads)
return_val = TREE_OPERAND (return_stmt, 0);
if (!return_val)
return;
if (TREE_CODE (return_val) == MODIFY_EXPR)
return_val = TREE_OPERAND (return_val, 1);
if (TREE_CODE (return_val) == GIMPLE_MODIFY_STMT)
return_val = GIMPLE_STMT_OPERAND (return_val, 1);
if (TREE_CODE (return_val) != SSA_NAME
|| !SSA_NAME_DEF_STMT (return_val)
|| TREE_CODE (SSA_NAME_DEF_STMT (return_val)) != PHI_NODE)
@ -1221,10 +1222,10 @@ tree_bb_level_predictions (void)
tree stmt = bsi_stmt (bsi);
switch (TREE_CODE (stmt))
{
case MODIFY_EXPR:
if (TREE_CODE (TREE_OPERAND (stmt, 1)) == CALL_EXPR)
case GIMPLE_MODIFY_STMT:
if (TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 1)) == CALL_EXPR)
{
stmt = TREE_OPERAND (stmt, 1);
stmt = GIMPLE_STMT_OPERAND (stmt, 1);
goto call_expr;
}
break;
@ -1306,8 +1307,9 @@ tree_estimate_probability (void)
{
tree stmt = bsi_stmt (bi);
if ((TREE_CODE (stmt) == CALL_EXPR
|| (TREE_CODE (stmt) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (stmt, 1)) == CALL_EXPR))
|| (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
&& TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 1))
== CALL_EXPR))
/* Constant and pure calls are hardly used to signalize
something exceptional. */
&& TREE_SIDE_EFFECTS (stmt))

14
gcc/print-tree.c
View File

@ -263,7 +263,7 @@ print_node (FILE *file, const char *prefix, tree node, int indent)
if (indent <= 4)
print_node_brief (file, "type", TREE_TYPE (node), indent + 4);
}
else
else if (!GIMPLE_TUPLE_P (node))
{
print_node (file, "type", TREE_TYPE (node), indent + 4);
if (TREE_TYPE (node))
@ -679,6 +679,18 @@ print_node (FILE *file, const char *prefix, tree node, int indent)
print_node (file, "chain", TREE_CHAIN (node), indent + 4);
break;
case tcc_gimple_stmt:
len = TREE_CODE_LENGTH (TREE_CODE (node));
for (i = 0; i < len; i++)
{
char temp[10];
sprintf (temp, "arg %d", i);
print_node (file, temp, GIMPLE_STMT_OPERAND (node, i), indent + 4);
}
break;
case tcc_constant:
case tcc_exceptional:
switch (TREE_CODE (node))

12
gcc/stmt.c
View File

@ -1362,6 +1362,9 @@ expand_expr_stmt (tree exp)
tree type;
value = expand_expr (exp, const0_rtx, VOIDmode, 0);
if (GIMPLE_TUPLE_P (exp))
type = void_type_node;
else
type = TREE_TYPE (exp);
/* If all we do is reference a volatile value in memory,
@ -1415,6 +1418,7 @@ warn_if_unused_value (tree exp, location_t locus)
case PREDECREMENT_EXPR:
case POSTDECREMENT_EXPR:
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
case INIT_EXPR:
case TARGET_EXPR:
case CALL_EXPR:
@ -1582,10 +1586,10 @@ expand_return (tree retval)
expand_null_return ();
return;
}
else if ((TREE_CODE (retval) == MODIFY_EXPR
else if ((TREE_CODE (retval) == GIMPLE_MODIFY_STMT
|| TREE_CODE (retval) == INIT_EXPR)
&& TREE_CODE (TREE_OPERAND (retval, 0)) == RESULT_DECL)
retval_rhs = TREE_OPERAND (retval, 1);
&& TREE_CODE (GENERIC_TREE_OPERAND (retval, 0)) == RESULT_DECL)
retval_rhs = GENERIC_TREE_OPERAND (retval, 1);
else
retval_rhs = retval;
@ -1604,7 +1608,7 @@ expand_return (tree retval)
(and in expand_call). */
else if (retval_rhs != 0
&& TYPE_MODE (TREE_TYPE (retval_rhs)) == BLKmode
&& TYPE_MODE (GENERIC_TREE_TYPE (retval_rhs)) == BLKmode
&& REG_P (result_rtl))
{
int i;

79
gcc/tree-cfg.c
View File

@ -314,8 +314,8 @@ factor_computed_gotos (void)
}
/* Copy the original computed goto's destination into VAR. */
assignment = build2 (MODIFY_EXPR, ptr_type_node,
var, GOTO_DESTINATION (last));
assignment = build2_gimple (GIMPLE_MODIFY_STMT,
var, GOTO_DESTINATION (last));
bsi_insert_before (&bsi, assignment, BSI_SAME_STMT);
/* And re-vector the computed goto to the new destination. */
@ -501,11 +501,14 @@ make_edges (void)
break;
case MODIFY_EXPR:
gcc_unreachable ();
case GIMPLE_MODIFY_STMT:
if (is_ctrl_altering_stmt (last))
{
/* A MODIFY_EXPR may have a CALL_EXPR on its RHS and the
CALL_EXPR may have an abnormal edge. Search the RHS for
this case and create any required edges. */
/* A GIMPLE_MODIFY_STMT may have a CALL_EXPR on its RHS and
the CALL_EXPR may have an abnormal edge. Search the RHS
for this case and create any required edges. */
if (tree_can_make_abnormal_goto (last))
make_abnormal_goto_edges (bb, true);
@ -1330,7 +1333,7 @@ tree_merge_blocks (basic_block a, basic_block b)
with ordering of phi nodes. This is because A is the single
predecessor of B, therefore results of the phi nodes cannot
appear as arguments of the phi nodes. */
copy = build2 (MODIFY_EXPR, void_type_node, def, use);
copy = build2_gimple (GIMPLE_MODIFY_STMT, def, use);
bsi_insert_after (&bsi, copy, BSI_NEW_STMT);
SET_PHI_RESULT (phi, NULL_TREE);
SSA_NAME_DEF_STMT (def) = copy;
@ -1559,9 +1562,9 @@ remove_useless_stmts_cond (tree *stmt_p, struct rus_data *data)
else if (TREE_CODE (cond) == VAR_DECL || TREE_CODE (cond) == PARM_DECL)
{
if (else_stmt
&& TREE_CODE (else_stmt) == MODIFY_EXPR
&& TREE_OPERAND (else_stmt, 0) == cond
&& integer_zerop (TREE_OPERAND (else_stmt, 1)))
&& TREE_CODE (else_stmt) == GIMPLE_MODIFY_STMT
&& GIMPLE_STMT_OPERAND (else_stmt, 0) == cond
&& integer_zerop (GIMPLE_STMT_OPERAND (else_stmt, 1)))
COND_EXPR_ELSE (*stmt_p) = alloc_stmt_list ();
}
else if ((TREE_CODE (cond) == EQ_EXPR || TREE_CODE (cond) == NE_EXPR)
@ -1576,9 +1579,9 @@ remove_useless_stmts_cond (tree *stmt_p, struct rus_data *data)
: &COND_EXPR_ELSE (*stmt_p));
if (stmt
&& TREE_CODE (stmt) == MODIFY_EXPR
&& TREE_OPERAND (stmt, 0) == TREE_OPERAND (cond, 0)
&& TREE_OPERAND (stmt, 1) == TREE_OPERAND (cond, 1))
&& TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
&& GIMPLE_STMT_OPERAND (stmt, 0) == TREE_OPERAND (cond, 0)
&& GIMPLE_STMT_OPERAND (stmt, 1) == TREE_OPERAND (cond, 1))
*location = alloc_stmt_list ();
}
}
@ -1871,6 +1874,9 @@ remove_useless_stmts_1 (tree *tp, struct rus_data *data)
break;
case MODIFY_EXPR:
gcc_unreachable ();
case GIMPLE_MODIFY_STMT:
data->last_goto = NULL;
fold_stmt (tp);
op = get_call_expr_in (t);
@ -2508,8 +2514,8 @@ tree_can_make_abnormal_goto (tree t)
{
if (computed_goto_p (t))
return true;
if (TREE_CODE (t) == MODIFY_EXPR)
t = TREE_OPERAND (t, 1);
if (TREE_CODE (t) == GIMPLE_MODIFY_STMT)
t = GIMPLE_STMT_OPERAND (t, 1);
if (TREE_CODE (t) == WITH_SIZE_EXPR)
t = TREE_OPERAND (t, 0);
if (TREE_CODE (t) == CALL_EXPR)
@ -3011,9 +3017,9 @@ tree_find_edge_insert_loc (edge e, block_stmt_iterator *bsi,
tree op = TREE_OPERAND (tmp, 0);
if (op && !is_gimple_val (op))
{
gcc_assert (TREE_CODE (op) == MODIFY_EXPR);
gcc_assert (TREE_CODE (op) == GIMPLE_MODIFY_STMT);
bsi_insert_before (bsi, op, BSI_NEW_STMT);
TREE_OPERAND (tmp, 0) = TREE_OPERAND (op, 0);
TREE_OPERAND (tmp, 0) = GIMPLE_STMT_OPERAND (op, 0);
}
bsi_prev (bsi);
return true;
@ -3232,7 +3238,10 @@ verify_expr (tree *tp, int *walk_subtrees, void *data ATTRIBUTE_UNUSED)
break;
case MODIFY_EXPR:
x = TREE_OPERAND (t, 0);
gcc_unreachable ();
case GIMPLE_MODIFY_STMT:
x = GIMPLE_STMT_OPERAND (t, 0);
if (TREE_CODE (x) == BIT_FIELD_REF
&& is_gimple_reg (TREE_OPERAND (x, 0)))
{
@ -3536,6 +3545,35 @@ verify_node_sharing (tree * tp, int *walk_subtrees, void *data)
}
/* Helper function for verify_gimple_tuples. */
static tree
verify_gimple_tuples_1 (tree *tp, int *walk_subtrees ATTRIBUTE_UNUSED,
void *data ATTRIBUTE_UNUSED)
{
switch (TREE_CODE (*tp))
{
case MODIFY_EXPR:
error ("unexpected non-tuple");
debug_tree (*tp);
gcc_unreachable ();
return NULL_TREE;
default:
return NULL_TREE;
}
}
/* Verify that there are no trees that should have been converted to
gimple tuples. Return true if T contains a node that should have
been converted to a gimple tuple, but hasn't. */
static bool
verify_gimple_tuples (tree t)
{
return walk_tree (&t, verify_gimple_tuples_1, NULL, NULL) != NULL;
}
/* Verify the GIMPLE statement chain. */
void
@ -3604,6 +3642,8 @@ verify_stmts (void)
{
tree stmt = bsi_stmt (bsi);
err |= verify_gimple_tuples (stmt);
if (bb_for_stmt (stmt) != bb)
{
error ("bb_for_stmt (stmt) is set to a wrong basic block");
@ -4570,7 +4610,8 @@ move_stmt_r (tree *tp, int *walk_subtrees, void *data)
struct move_stmt_d *p = (struct move_stmt_d *) data;
tree t = *tp;
if (p->block && IS_EXPR_CODE_CLASS (TREE_CODE_CLASS (TREE_CODE (t))))
if (p->block
&& (EXPR_P (t) || GIMPLE_STMT_P (t)))
TREE_BLOCK (t) = p->block;
if (OMP_DIRECTIVE_P (t)
@ -5638,7 +5679,7 @@ gimplify_val (block_stmt_iterator *bsi, tree type, tree exp)
return exp;
t = make_rename_temp (type, NULL);
new_stmt = build2 (MODIFY_EXPR, type, t, exp);
new_stmt = build2_gimple (GIMPLE_MODIFY_STMT, t, exp);
orig_stmt = bsi_stmt (*bsi);
SET_EXPR_LOCUS (new_stmt, EXPR_LOCUS (orig_stmt));

65
gcc/tree-complex.c
View File

@ -206,13 +206,13 @@ init_dont_simulate_again (void)
since it's never used as an input to another computation. */
dsa = true;
stmt = TREE_OPERAND (stmt, 0);
if (!stmt || TREE_CODE (stmt) != MODIFY_EXPR)
if (!stmt || TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
break;
/* FALLTHRU */
case MODIFY_EXPR:
dsa = !is_complex_reg (TREE_OPERAND (stmt, 0));
rhs = TREE_OPERAND (stmt, 1);
case GIMPLE_MODIFY_STMT:
dsa = !is_complex_reg (GIMPLE_STMT_OPERAND (stmt, 0));
rhs = GIMPLE_STMT_OPERAND (stmt, 1);
break;
case COND_EXPR:
@ -267,11 +267,11 @@ complex_visit_stmt (tree stmt, edge *taken_edge_p ATTRIBUTE_UNUSED,
unsigned int ver;
tree lhs, rhs;
if (TREE_CODE (stmt) != MODIFY_EXPR)
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
return SSA_PROP_VARYING;
lhs = TREE_OPERAND (stmt, 0);
rhs = TREE_OPERAND (stmt, 1);
lhs = GIMPLE_STMT_OPERAND (stmt, 0);
rhs = GIMPLE_STMT_OPERAND (stmt, 1);
/* These conditions should be satisfied due to the initial filter
set up in init_dont_simulate_again. */
@ -532,7 +532,7 @@ set_component_ssa_name (tree ssa_name, bool imag_p, tree value)
/* Do all the work to assign VALUE to COMP. */
value = force_gimple_operand (value, &list, false, NULL);
last = build2 (MODIFY_EXPR, TREE_TYPE (comp), comp, value);
last = build2_gimple (GIMPLE_MODIFY_STMT, comp, value);
append_to_statement_list (last, &list);
gcc_assert (SSA_NAME_DEF_STMT (comp) == NULL);
@ -588,7 +588,7 @@ extract_component (block_stmt_iterator *bsi, tree t, bool imagpart_p,
static void
update_complex_components (block_stmt_iterator *bsi, tree stmt, tree r, tree i)
{
tree lhs = TREE_OPERAND (stmt, 0);
tree lhs = GIMPLE_STMT_OPERAND (stmt, 0);
tree list;
list = set_component_ssa_name (lhs, false, r);
@ -628,8 +628,8 @@ update_complex_assignment (block_stmt_iterator *bsi, tree r, tree i)
else if (gimple_in_ssa_p (cfun))
update_complex_components (bsi, stmt, r, i);
type = TREE_TYPE (TREE_OPERAND (mod, 1));
TREE_OPERAND (mod, 1) = build2 (COMPLEX_EXPR, type, r, i);
type = TREE_TYPE (GIMPLE_STMT_OPERAND (mod, 1));
GIMPLE_STMT_OPERAND (mod, 1) = build2 (COMPLEX_EXPR, type, r, i);
update_stmt (stmt);
}
@ -773,25 +773,24 @@ expand_complex_move (block_stmt_iterator *bsi, tree stmt, tree type,
i = extract_component (bsi, rhs, 1, false);
x = build1 (REALPART_EXPR, inner_type, unshare_expr (lhs));
x = build2 (MODIFY_EXPR, inner_type, x, r);
x = build2_gimple (GIMPLE_MODIFY_STMT, x, r);
bsi_insert_before (bsi, x, BSI_SAME_STMT);
if (stmt == bsi_stmt (*bsi))
{
x = build1 (IMAGPART_EXPR, inner_type, unshare_expr (lhs));
TREE_OPERAND (stmt, 0) = x;
TREE_OPERAND (stmt, 1) = i;
TREE_TYPE (stmt) = inner_type;
GIMPLE_STMT_OPERAND (stmt, 0) = x;
GIMPLE_STMT_OPERAND (stmt, 1) = i;
}
else
{
x = build1 (IMAGPART_EXPR, inner_type, unshare_expr (lhs));
x = build2 (MODIFY_EXPR, inner_type, x, i);
x = build2_gimple (GIMPLE_MODIFY_STMT, x, i);
bsi_insert_before (bsi, x, BSI_SAME_STMT);
stmt = bsi_stmt (*bsi);
gcc_assert (TREE_CODE (stmt) == RETURN_EXPR);
TREE_OPERAND (stmt, 0) = lhs;
GIMPLE_STMT_OPERAND (stmt, 0) = lhs;
}
update_all_vops (stmt);
@ -894,7 +893,7 @@ expand_complex_libcall (block_stmt_iterator *bsi, tree ar, tree ai,
args = tree_cons (NULL, ar, args);
stmt = bsi_stmt (*bsi);
type = TREE_TYPE (TREE_OPERAND (stmt, 1));
type = TREE_TYPE (GIMPLE_STMT_OPERAND (stmt, 1));
mode = TYPE_MODE (type);
gcc_assert (GET_MODE_CLASS (mode) == MODE_COMPLEX_FLOAT);
@ -906,13 +905,13 @@ expand_complex_libcall (block_stmt_iterator *bsi, tree ar, tree ai,
gcc_unreachable ();
fn = built_in_decls[bcode];
TREE_OPERAND (stmt, 1)
GIMPLE_STMT_OPERAND (stmt, 1)
= build3 (CALL_EXPR, type, build_fold_addr_expr (fn), args, NULL);
update_stmt (stmt);
if (gimple_in_ssa_p (cfun))
{
tree lhs = TREE_OPERAND (stmt, 0);
tree lhs = GIMPLE_STMT_OPERAND (stmt, 0);
type = TREE_TYPE (type);
update_complex_components (bsi, stmt,
build1 (REALPART_EXPR, type, lhs),
@ -1122,9 +1121,9 @@ expand_complex_div_wide (block_stmt_iterator *bsi, tree inner_type,
if (bb_true)
{
t1 = build2 (MODIFY_EXPR, inner_type, rr, tr);
t1 = build2_gimple (GIMPLE_MODIFY_STMT, rr, tr);
bsi_insert_before (bsi, t1, BSI_SAME_STMT);
t1 = build2 (MODIFY_EXPR, inner_type, ri, ti);
t1 = build2_gimple (GIMPLE_MODIFY_STMT, ri, ti);
bsi_insert_before (bsi, t1, BSI_SAME_STMT);
bsi_remove (bsi, true);
}
@ -1161,9 +1160,9 @@ expand_complex_div_wide (block_stmt_iterator *bsi, tree inner_type,
if (bb_false)
{
t1 = build2 (MODIFY_EXPR, inner_type, rr, tr);
t1 = build2_gimple (GIMPLE_MODIFY_STMT, rr, tr);
bsi_insert_before (bsi, t1, BSI_SAME_STMT);
t1 = build2 (MODIFY_EXPR, inner_type, ri, ti);
t1 = build2_gimple (GIMPLE_MODIFY_STMT, ri, ti);
bsi_insert_before (bsi, t1, BSI_SAME_STMT);
bsi_remove (bsi, true);
}
@ -1307,9 +1306,9 @@ expand_complex_comparison (block_stmt_iterator *bsi, tree ar, tree ai,
case RETURN_EXPR:
expr = TREE_OPERAND (stmt, 0);
/* FALLTHRU */
case MODIFY_EXPR:
type = TREE_TYPE (TREE_OPERAND (expr, 1));
TREE_OPERAND (expr, 1) = fold_convert (type, cc);
case GIMPLE_MODIFY_STMT:
type = TREE_TYPE (GIMPLE_STMT_OPERAND (expr, 1));
GIMPLE_STMT_OPERAND (expr, 1) = fold_convert (type, cc);
break;
case COND_EXPR:
TREE_OPERAND (stmt, 0) = cc;
@ -1338,12 +1337,12 @@ expand_complex_operations_1 (block_stmt_iterator *bsi)
stmt = TREE_OPERAND (stmt, 0);
if (!stmt)
return;
if (TREE_CODE (stmt) != MODIFY_EXPR)
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
return;
/* FALLTHRU */
case MODIFY_EXPR:
rhs = TREE_OPERAND (stmt, 1);
case GIMPLE_MODIFY_STMT:
rhs = GIMPLE_STMT_OPERAND (stmt, 1);
break;
case COND_EXPR:
@ -1384,8 +1383,8 @@ expand_complex_operations_1 (block_stmt_iterator *bsi)
default:
{
tree lhs = TREE_OPERAND (stmt, 0);
tree rhs = TREE_OPERAND (stmt, 1);
tree lhs = GENERIC_TREE_OPERAND (stmt, 0);
tree rhs = GENERIC_TREE_OPERAND (stmt, 1);
if (TREE_CODE (type) == COMPLEX_TYPE)
expand_complex_move (bsi, stmt, type, lhs, rhs);
@ -1393,7 +1392,7 @@ expand_complex_operations_1 (block_stmt_iterator *bsi)
|| TREE_CODE (rhs) == IMAGPART_EXPR)
&& TREE_CODE (TREE_OPERAND (rhs, 0)) == SSA_NAME)
{
TREE_OPERAND (stmt, 1)
GENERIC_TREE_OPERAND (stmt, 1)
= extract_component (bsi, TREE_OPERAND (rhs, 0),
TREE_CODE (rhs) == IMAGPART_EXPR, false);
update_stmt (stmt);

6
gcc/tree-data-ref.c
View File

@ -4019,10 +4019,10 @@ get_references_in_stmt (tree stmt, VEC (data_ref_loc, heap) **references)
if (ZERO_SSA_OPERANDS (stmt, SSA_OP_ALL_VIRTUALS))
return clobbers_memory;
if (TREE_CODE (stmt) == MODIFY_EXPR)
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT)
{
op0 = &TREE_OPERAND (stmt, 0);
op1 = &TREE_OPERAND (stmt, 1);
op0 = &GIMPLE_STMT_OPERAND (stmt, 0);
op1 = &GIMPLE_STMT_OPERAND (stmt, 1);
if (DECL_P (*op1)
|| REFERENCE_CLASS_P (*op1))

20
gcc/tree-dfa.c
View File

@ -128,13 +128,13 @@ create_var_ann (tree t)
gcc_assert (t);
gcc_assert (DECL_P (t));
gcc_assert (!t->common.ann || t->common.ann->common.type == VAR_ANN);
gcc_assert (!t->base.ann || t->base.ann->common.type == VAR_ANN);
ann = GGC_CNEW (struct var_ann_d);
ann->common.type = VAR_ANN;
t->common.ann = (tree_ann_t) ann;
t->base.ann = (tree_ann_t) ann;
return ann;
}
@ -148,14 +148,14 @@ create_function_ann (tree t)
gcc_assert (t);
gcc_assert (TREE_CODE (t) == FUNCTION_DECL);
gcc_assert (!t->common.ann || t->common.ann->common.type == FUNCTION_ANN);
gcc_assert (!t->base.ann || t->base.ann->common.type == FUNCTION_ANN);
ann = ggc_alloc (sizeof (*ann));
memset ((void *) ann, 0, sizeof (*ann));
ann->common.type = FUNCTION_ANN;
t->common.ann = (tree_ann_t) ann;
t->base.ann = (tree_ann_t) ann;
return ann;
}
@ -168,7 +168,7 @@ create_stmt_ann (tree t)
stmt_ann_t ann;
gcc_assert (is_gimple_stmt (t));
gcc_assert (!t->common.ann || t->common.ann->common.type == STMT_ANN);
gcc_assert (!t->base.ann || t->base.ann->common.type == STMT_ANN);
ann = GGC_CNEW (struct stmt_ann_d);
@ -177,7 +177,7 @@ create_stmt_ann (tree t)
/* Since we just created the annotation, mark the statement modified. */
ann->modified = true;
t->common.ann = (tree_ann_t) ann;
t->base.ann = (tree_ann_t) ann;
return ann;
}
@ -190,12 +190,12 @@ create_tree_common_ann (tree t)
tree_ann_common_t ann;
gcc_assert (t);
gcc_assert (!t->common.ann || t->common.ann->common.type == TREE_ANN_COMMON);
gcc_assert (!t->base.ann || t->base.ann->common.type == TREE_ANN_COMMON);
ann = GGC_CNEW (struct tree_ann_common_d);
ann->type = TREE_ANN_COMMON;
t->common.ann = (tree_ann_t) ann;
t->base.ann = (tree_ann_t) ann;
return ann;
}
@ -540,9 +540,9 @@ collect_dfa_stats_r (tree *tp, int *walk_subtrees ATTRIBUTE_UNUSED,
tree t = *tp;
struct dfa_stats_d *dfa_stats_p = (struct dfa_stats_d *)data;
if (t->common.ann)
if (t->base.ann)
{
switch (ann_type (t->common.ann))
switch (ann_type (t->base.ann))
{
case STMT_ANN:
{

5
gcc/tree-dump.c
View File

@ -576,6 +576,11 @@ dequeue_and_dump (dump_info_p di)
dump_child ("op 1", TREE_OPERAND (t, 1));
break;
case GIMPLE_MODIFY_STMT:
dump_child ("op 0", GIMPLE_STMT_OPERAND (t, 0));
dump_child ("op 1", GIMPLE_STMT_OPERAND (t, 1));
break;
case COMPONENT_REF:
dump_child ("op 0", TREE_OPERAND (t, 0));
dump_child ("op 1", TREE_OPERAND (t, 1));

40
gcc/tree-eh.c
View File

@ -115,7 +115,7 @@ add_stmt_to_eh_region_fn (struct function *ifun, tree t, int num)
/* ??? For the benefit of calls.c, converting all this to rtl,
we need to record the call expression, not just the outer
modify statement. */
if (TREE_CODE (t) == MODIFY_EXPR
if (TREE_CODE (t) == GIMPLE_MODIFY_STMT
&& (t = get_call_expr_in (t)))
add_stmt_to_eh_region_fn (ifun, t, num);
}
@ -144,7 +144,7 @@ remove_stmt_from_eh_region_fn (struct function *ifun, tree t)
/* ??? For the benefit of calls.c, converting all this to rtl,
we need to record the call expression, not just the outer
modify statement. */
if (TREE_CODE (t) == MODIFY_EXPR
if (TREE_CODE (t) == GIMPLE_MODIFY_STMT
&& (t = get_call_expr_in (t)))
remove_stmt_from_eh_region_fn (ifun, t);
return true;
@ -624,10 +624,10 @@ do_return_redirection (struct goto_queue_node *q, tree finlab, tree mod,
q->cont_stmt = q->stmt;
break;
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
{
tree result = TREE_OPERAND (ret_expr, 0);
tree new, old = TREE_OPERAND (ret_expr, 1);
tree result = GIMPLE_STMT_OPERAND (ret_expr, 0);
tree new, old = GIMPLE_STMT_OPERAND (ret_expr, 1);
if (!*return_value_p)
{
@ -646,13 +646,13 @@ do_return_redirection (struct goto_queue_node *q, tree finlab, tree mod,
else
new = *return_value_p;
x = build2 (MODIFY_EXPR, TREE_TYPE (new), new, old);
x = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (new), new, old);
append_to_statement_list (x, &q->repl_stmt);
if (new == result)
x = result;
else
x = build2 (MODIFY_EXPR, TREE_TYPE (result), result, new);
x = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (result), result, new);
q->cont_stmt = build1 (RETURN_EXPR, void_type_node, x);
}
@ -842,20 +842,20 @@ honor_protect_cleanup_actions (struct leh_state *outer_state,
i = tsi_start (finally);
x = build0 (EXC_PTR_EXPR, ptr_type_node);
x = build2 (MODIFY_EXPR, void_type_node, save_eptr, x);
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, save_eptr, x);
tsi_link_before (&i, x, TSI_CONTINUE_LINKING);
x = build0 (FILTER_EXPR, integer_type_node);
x = build2 (MODIFY_EXPR, void_type_node, save_filt, x);
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, save_filt, x);
tsi_link_before (&i, x, TSI_CONTINUE_LINKING);
i = tsi_last (finally);
x = build0 (EXC_PTR_EXPR, ptr_type_node);
x = build2 (MODIFY_EXPR, void_type_node, x, save_eptr);
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, x, save_eptr);
tsi_link_after (&i, x, TSI_CONTINUE_LINKING);
x = build0 (FILTER_EXPR, integer_type_node);
x = build2 (MODIFY_EXPR, void_type_node, x, save_filt);
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, x, save_filt);
tsi_link_after (&i, x, TSI_CONTINUE_LINKING);
x = build_resx (get_eh_region_number (tf->region));
@ -1177,7 +1177,7 @@ lower_try_finally_switch (struct leh_state *state, struct leh_tf_state *tf)
if (tf->may_fallthru)
{
x = build2 (MODIFY_EXPR, void_type_node, finally_tmp,
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, finally_tmp,
build_int_cst (NULL_TREE, fallthru_index));
append_to_statement_list (x, tf->top_p);
@ -1207,7 +1207,7 @@ lower_try_finally_switch (struct leh_state *state, struct leh_tf_state *tf)
x = build1 (LABEL_EXPR, void_type_node, tf->eh_label);
append_to_statement_list (x, tf->top_p);
x = build2 (MODIFY_EXPR, void_type_node, finally_tmp,
x = build2 (GIMPLE_MODIFY_STMT, void_type_node, finally_tmp,
build_int_cst (NULL_TREE, eh_index));
append_to_statement_list (x, tf->top_p);
@ -1239,14 +1239,14 @@ lower_try_finally_switch (struct leh_state *state, struct leh_tf_state *tf)
if (q->index < 0)
{
mod = build2 (MODIFY_EXPR, void_type_node, finally_tmp,
mod = build2 (GIMPLE_MODIFY_STMT, void_type_node, finally_tmp,
build_int_cst (NULL_TREE, return_index));
do_return_redirection (q, finally_label, mod, &return_val);
switch_id = return_index;
}
else
{
mod = build2 (MODIFY_EXPR, void_type_node, finally_tmp,
mod = build2 (GIMPLE_MODIFY_STMT, void_type_node, finally_tmp,
build_int_cst (NULL_TREE, q->index));
do_goto_redirection (q, finally_label, mod);
switch_id = q->index;
@ -1612,7 +1612,7 @@ lower_eh_constructs_1 (struct leh_state *state, tree *tp)
}
break;
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
/* Look for things that can throw exceptions, and record them. */
if (state->cur_region && tree_could_throw_p (t))
{
@ -1997,12 +1997,12 @@ tree_could_throw_p (tree t)
{
if (!flag_exceptions)
return false;
if (TREE_CODE (t) == MODIFY_EXPR)
if (TREE_CODE (t) == GIMPLE_MODIFY_STMT)
{
if (flag_non_call_exceptions
&& tree_could_trap_p (TREE_OPERAND (t, 0)))
&& tree_could_trap_p (GIMPLE_STMT_OPERAND (t, 0)))
return true;
t = TREE_OPERAND (t, 1);
t = GIMPLE_STMT_OPERAND (t, 1);
}
if (TREE_CODE (t) == WITH_SIZE_EXPR)
@ -2081,7 +2081,7 @@ verify_eh_throw_stmt_node (void **slot, void *data ATTRIBUTE_UNUSED)
{
struct throw_stmt_node *node = (struct throw_stmt_node *)*slot;
gcc_assert (node->stmt->common.ann == NULL);
gcc_assert (node->stmt->base.ann == NULL);
return 1;
}

20
gcc/tree-flow-inline.h
View File

@ -194,9 +194,10 @@ var_ann (tree t)
gcc_assert (t);
gcc_assert (DECL_P (t));
gcc_assert (TREE_CODE (t) != FUNCTION_DECL);
gcc_assert (!t->common.ann || t->common.ann->common.type == VAR_ANN);
gcc_assert (!t->base.ann
|| t->base.ann->common.type == VAR_ANN);
return (var_ann_t) t->common.ann;
return (var_ann_t) t->base.ann;
}
/* Return the variable annotation for T, which must be a _DECL node.
@ -215,9 +216,10 @@ function_ann (tree t)
{
gcc_assert (t);
gcc_assert (TREE_CODE (t) == FUNCTION_DECL);
gcc_assert (!t->common.ann || t->common.ann->common.type == FUNCTION_ANN);
gcc_assert (!t->base.ann
|| t->base.ann->common.type == FUNCTION_ANN);
return (function_ann_t) t->common.ann;
return (function_ann_t) t->base.ann;
}
/* Return the function annotation for T, which must be a FUNCTION_DECL node.
@ -226,7 +228,7 @@ static inline function_ann_t
get_function_ann (tree var)
{
function_ann_t ann = function_ann (var);
gcc_assert (!var->common.ann || var->common.ann->common.type == FUNCTION_ANN);
gcc_assert (!var->base.ann || var->base.ann->common.type == FUNCTION_ANN);
return (ann) ? ann : create_function_ann (var);
}
@ -238,7 +240,7 @@ has_stmt_ann (tree t)
#ifdef ENABLE_CHECKING
gcc_assert (is_gimple_stmt (t));
#endif
return t->common.ann && t->common.ann->common.type == STMT_ANN;
return t->base.ann && t->base.ann->common.type == STMT_ANN;
}
/* Return the statement annotation for T, which must be a statement
@ -249,8 +251,8 @@ stmt_ann (tree t)
#ifdef ENABLE_CHECKING
gcc_assert (is_gimple_stmt (t));
#endif
gcc_assert (!t->common.ann || t->common.ann->common.type == STMT_ANN);
return (stmt_ann_t) t->common.ann;
gcc_assert (!t->base.ann || t->base.ann->common.type == STMT_ANN);
return (stmt_ann_t) t->base.ann;
}
/* Return the statement annotation for T, which must be a statement
@ -868,7 +870,7 @@ mark_non_addressable (tree var)
static inline tree_ann_common_t
tree_common_ann (tree t)
{
return &t->common.ann->common;
return &t->base.ann->common;
}
/* Return a common annotation for T. Create the constant annotation if it

2
gcc/tree-flow.h
View File

@ -156,7 +156,7 @@ struct ptr_info_def GTY(())
/*---------------------------------------------------------------------------
Tree annotations stored in tree_common.ann
Tree annotations stored in tree_base.ann
---------------------------------------------------------------------------*/
enum tree_ann_type { TREE_ANN_COMMON, VAR_ANN, FUNCTION_ANN, STMT_ANN };

12
gcc/tree-gimple.c
View File

@ -87,7 +87,7 @@ is_gimple_formal_tmp_rhs (tree t)
bool
is_gimple_reg_rhs (tree t)
{
/* If the RHS of the MODIFY_EXPR may throw or make a nonlocal goto
/* If the RHS of the GIMPLE_MODIFY_STMT may throw or make a nonlocal goto
and the LHS is a user variable, then we need to introduce a formal
temporary. This way the optimizers can determine that the user
variable is only modified if evaluation of the RHS does not throw.
@ -233,7 +233,7 @@ is_gimple_stmt (tree t)
return true;
case CALL_EXPR:
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
/* These are valid regardless of their type. */
return true;
@ -427,8 +427,10 @@ is_gimple_call_addr (tree t)
tree
get_call_expr_in (tree t)
{
if (TREE_CODE (t) == MODIFY_EXPR)
t = TREE_OPERAND (t, 1);
/* FIXME tuples: delete the assertion below when conversion complete. */
gcc_assert (TREE_CODE (t) != MODIFY_EXPR);
if (TREE_CODE (t) == GIMPLE_MODIFY_STMT)
t = GIMPLE_STMT_OPERAND (t, 1);
if (TREE_CODE (t) == WITH_SIZE_EXPR)
t = TREE_OPERAND (t, 0);
if (TREE_CODE (t) == CALL_EXPR)
@ -473,7 +475,7 @@ recalculate_side_effects (tree t)
switch (code)
{
case INIT_EXPR:
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
case VA_ARG_EXPR:
case PREDECREMENT_EXPR:
case PREINCREMENT_EXPR:

57
gcc/tree-if-conv.c
View File

@ -108,7 +108,8 @@ static tree tree_if_convert_stmt (struct loop *loop, tree, tree,
static void tree_if_convert_cond_expr (struct loop *, tree, tree,
block_stmt_iterator *);
static bool if_convertible_phi_p (struct loop *, basic_block, tree);
static bool if_convertible_modify_expr_p (struct loop *, basic_block, tree);
static bool if_convertible_gimple_modify_stmt_p (struct loop *, basic_block,
tree);
static bool if_convertible_stmt_p (struct loop *, basic_block, tree);
static bool if_convertible_bb_p (struct loop *, basic_block, basic_block);
static bool if_convertible_loop_p (struct loop *, bool);
@ -119,7 +120,7 @@ static void clean_predicate_lists (struct loop *loop);
static basic_block find_phi_replacement_condition (struct loop *loop,
basic_block, tree *,
block_stmt_iterator *);
static void replace_phi_with_cond_modify_expr (tree, tree, basic_block,
static void replace_phi_with_cond_gimple_modify_stmt (tree, tree, basic_block,
block_stmt_iterator *);
static void process_phi_nodes (struct loop *);
static void combine_blocks (struct loop *);
@ -209,7 +210,7 @@ tree_if_conversion (struct loop *loop, bool for_vectorizer)
}
/* if-convert stmt T which is part of LOOP.
If T is a MODIFY_EXPR than it is converted into conditional modify
If T is a GIMPLE_MODIFY_STMT than it is converted into conditional modify
expression using COND. For conditional expressions, add condition in the
destination basic block's predicate list and remove conditional
expression itself. BSI is the iterator used to traverse statements of
@ -232,12 +233,12 @@ tree_if_convert_stmt (struct loop * loop, tree t, tree cond,
case LABEL_EXPR:
break;
case MODIFY_EXPR:
/* This modify_expr is killing previous value of LHS. Appropriate value will
be selected by PHI node based on condition. It is possible that before
this transformation, PHI nodes was selecting default value and now it will
use this new value. This is OK because it does not change validity the
program. */
case GIMPLE_MODIFY_STMT:
/* This GIMPLE_MODIFY_STMT is killing previous value of LHS. Appropriate
value will be selected by PHI node based on condition. It is possible
that before this transformation, PHI nodes was selecting default
value and now it will use this new value. This is OK because it does
not change validity the program. */
break;
case COND_EXPR:
@ -334,15 +335,16 @@ if_convertible_phi_p (struct loop *loop, basic_block bb, tree phi)
}
/* Return true, if M_EXPR is if-convertible.
MODIFY_EXPR is not if-convertible if,
GIMPLE_MODIFY_STMT is not if-convertible if,
- It is not movable.
- It could trap.
- LHS is not var decl.
MODIFY_EXPR is part of block BB, which is inside loop LOOP.
GIMPLE_MODIFY_STMT is part of block BB, which is inside loop LOOP.
*/
static bool
if_convertible_modify_expr_p (struct loop *loop, basic_block bb, tree m_expr)
if_convertible_gimple_modify_stmt_p (struct loop *loop, basic_block bb,
tree m_expr)
{
if (dump_file && (dump_flags & TDF_DETAILS))
{
@ -360,21 +362,21 @@ if_convertible_modify_expr_p (struct loop *loop, basic_block bb, tree m_expr)
/* See if it needs speculative loading or not. */
if (bb != loop->header
&& tree_could_trap_p (TREE_OPERAND (m_expr, 1)))
&& tree_could_trap_p (GIMPLE_STMT_OPERAND (m_expr, 1)))
{
if (dump_file && (dump_flags & TDF_DETAILS))
fprintf (dump_file, "tree could trap...\n");
return false;
}
if (TREE_CODE (TREE_OPERAND (m_expr, 1)) == CALL_EXPR)
if (TREE_CODE (GIMPLE_STMT_OPERAND (m_expr, 1)) == CALL_EXPR)
{
if (dump_file && (dump_flags & TDF_DETAILS))
fprintf (dump_file, "CALL_EXPR \n");
return false;
}
if (TREE_CODE (TREE_OPERAND (m_expr, 0)) != SSA_NAME
if (TREE_CODE (GIMPLE_STMT_OPERAND (m_expr, 0)) != SSA_NAME
&& bb != loop->header
&& !bb_with_exit_edge_p (loop, bb))
{
@ -392,7 +394,7 @@ if_convertible_modify_expr_p (struct loop *loop, basic_block bb, tree m_expr)
/* Return true, iff STMT is if-convertible.
Statement is if-convertible if,
- It is if-convertible MODIFY_EXPR
- It is if-convertible GIMPLE_MODIFY_STMT
- IT is LABEL_EXPR or COND_EXPR.
STMT is inside block BB, which is inside loop LOOP. */
@ -404,9 +406,9 @@ if_convertible_stmt_p (struct loop *loop, basic_block bb, tree stmt)
case LABEL_EXPR:
break;
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
if (!if_convertible_modify_expr_p (loop, bb, stmt))
if (!if_convertible_gimple_modify_stmt_p (loop, bb, stmt))
return false;
break;
@ -634,7 +636,7 @@ add_to_dst_predicate_list (struct loop * loop, basic_block bb,
unshare_expr (prev_cond), cond);
tmp_stmt = ifc_temp_var (boolean_type_node, tmp);
bsi_insert_before (bsi, tmp_stmt, BSI_SAME_STMT);
new_cond = TREE_OPERAND (tmp_stmt, 0);
new_cond = GIMPLE_STMT_OPERAND (tmp_stmt, 0);
}
add_to_predicate_list (bb, new_cond);
return new_cond;
@ -741,7 +743,7 @@ find_phi_replacement_condition (struct loop *loop,
new_stmt = ifc_temp_var (TREE_TYPE (*cond), unshare_expr (*cond));
bsi_insert_before (bsi, new_stmt, BSI_SAME_STMT);
*cond = TREE_OPERAND (new_stmt, 0);
*cond = GIMPLE_STMT_OPERAND (new_stmt, 0);
}
gcc_assert (*cond);
@ -761,8 +763,9 @@ find_phi_replacement_condition (struct loop *loop,
*/
static void
replace_phi_with_cond_modify_expr (tree phi, tree cond, basic_block true_bb,
block_stmt_iterator *bsi)
replace_phi_with_cond_gimple_modify_stmt (tree phi, tree cond,
basic_block true_bb,
block_stmt_iterator *bsi)
{
tree new_stmt;
basic_block bb;
@ -799,7 +802,7 @@ replace_phi_with_cond_modify_expr (tree phi, tree cond, basic_block true_bb,
unshare_expr (arg_1));
/* Create new MODIFY expression using RHS. */
new_stmt = build2 (MODIFY_EXPR, TREE_TYPE (PHI_RESULT (phi)),
new_stmt = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (PHI_RESULT (phi)),
unshare_expr (PHI_RESULT (phi)), rhs);
/* Make new statement definition of the original phi result. */
@ -848,7 +851,7 @@ process_phi_nodes (struct loop *loop)
while (phi)
{
tree next = PHI_CHAIN (phi);
replace_phi_with_cond_modify_expr (phi, cond, true_bb, &bsi);
replace_phi_with_cond_gimple_modify_stmt (phi, cond, true_bb, &bsi);
release_phi_node (phi);
phi = next;
}
@ -963,7 +966,7 @@ combine_blocks (struct loop *loop)
merge_blocks (loop->header, exit_bb);
}
/* Make new temp variable of type TYPE. Add MODIFY_EXPR to assign EXP
/* Make new temp variable of type TYPE. Add GIMPLE_MODIFY_STMT to assign EXP
to the new variable. */
static tree
@ -980,12 +983,12 @@ ifc_temp_var (tree type, tree exp)
add_referenced_var (var);
/* Build new statement to assign EXP to new variable. */
stmt = build2 (MODIFY_EXPR, type, var, exp);
stmt = build2 (GIMPLE_MODIFY_STMT, type, var, exp);
/* Get SSA name for the new variable and set make new statement
its definition statement. */
new_name = make_ssa_name (var, stmt);
TREE_OPERAND (stmt, 0) = new_name;
GIMPLE_STMT_OPERAND (stmt, 0) = new_name;
SSA_NAME_DEF_STMT (new_name) = stmt;
return stmt;

71
gcc/tree-inline.c
View File

@ -58,7 +58,7 @@ Boston, MA 02110-1301, USA. */
Inlining: a function body is duplicated, but the PARM_DECLs are
remapped into VAR_DECLs, and non-void RETURN_EXPRs become
MODIFY_EXPRs that store to a dedicated returned-value variable.
GIMPLE_MODIFY_STMTs that store to a dedicated returned-value variable.
The duplicated eh_region info of the copy will later be appended
to the info for the caller; the eh_region info in copied throwing
statements and RESX_EXPRs is adjusted accordingly.
@ -476,7 +476,7 @@ copy_body_r (tree *tp, int *walk_subtrees, void *data)
duplicated and/or tweaked. */
/* When requested, RETURN_EXPRs should be transformed to just the
contained MODIFY_EXPR. The branch semantics of the return will
contained GIMPLE_MODIFY_STMT. The branch semantics of the return will
be handled elsewhere by manipulating the CFG rather than a statement. */
if (TREE_CODE (*tp) == RETURN_EXPR && id->transform_return_to_modify)
{
@ -487,10 +487,10 @@ copy_body_r (tree *tp, int *walk_subtrees, void *data)
If the "assignment" is just the result decl, the result
decl has already been set (e.g. a recent "foo (&result_decl,
...)"); just toss the entire RETURN_EXPR. */
if (assignment && TREE_CODE (assignment) == MODIFY_EXPR)
if (assignment && TREE_CODE (assignment) == GIMPLE_MODIFY_STMT)
{
/* Replace the RETURN_EXPR with (a copy of) the
MODIFY_EXPR hanging underneath. */
GIMPLE_MODIFY_STMT hanging underneath. */
*tp = copy_node (assignment);
}
else /* Else the RETURN_EXPR returns no value. */
@ -557,15 +557,15 @@ copy_body_r (tree *tp, int *walk_subtrees, void *data)
/* Here we handle trees that are not completely rewritten.
First we detect some inlining-induced bogosities for
discarding. */
if (TREE_CODE (*tp) == MODIFY_EXPR
&& TREE_OPERAND (*tp, 0) == TREE_OPERAND (*tp, 1)
if (TREE_CODE (*tp) == GIMPLE_MODIFY_STMT
&& GIMPLE_STMT_OPERAND (*tp, 0) == GIMPLE_STMT_OPERAND (*tp, 1)
&& (lang_hooks.tree_inlining.auto_var_in_fn_p
(TREE_OPERAND (*tp, 0), fn)))
(GIMPLE_STMT_OPERAND (*tp, 0), fn)))
{
/* Some assignments VAR = VAR; don't generate any rtl code
and thus don't count as variable modification. Avoid
keeping bogosities like 0 = 0. */
tree decl = TREE_OPERAND (*tp, 0), value;
tree decl = GIMPLE_STMT_OPERAND (*tp, 0), value;
splay_tree_node n;
n = splay_tree_lookup (id->decl_map, (splay_tree_key) decl);
@ -624,7 +624,7 @@ copy_body_r (tree *tp, int *walk_subtrees, void *data)
/* If EXPR has block defined, map it to newly constructed block.
When inlining we want EXPRs without block appear in the block
of function call. */
if (IS_EXPR_CODE_CLASS (TREE_CODE_CLASS (TREE_CODE (*tp))))
if (EXPR_P (*tp) || GIMPLE_STMT_P (*tp))
{
new_block = id->block;
if (TREE_BLOCK (*tp))
@ -644,7 +644,8 @@ copy_body_r (tree *tp, int *walk_subtrees, void *data)
(NULL_TREE,
id->eh_region_offset + TREE_INT_CST_LOW (TREE_OPERAND (*tp, 0)));
TREE_TYPE (*tp) = remap_type (TREE_TYPE (*tp), id);
if (!GIMPLE_TUPLE_P (*tp))
TREE_TYPE (*tp) = remap_type (TREE_TYPE (*tp), id);
/* The copied TARGET_EXPR has never been expanded, even if the
original node was expanded already. */
@ -708,9 +709,9 @@ copy_bb (copy_body_data *id, basic_block bb, int frequency_scale, int count_scal
/* With return slot optimization we can end up with
non-gimple (foo *)&this->m, fix that here. */
if (TREE_CODE (stmt) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (stmt, 1)) == NOP_EXPR
&& !is_gimple_val (TREE_OPERAND (TREE_OPERAND (stmt, 1), 0)))
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
&& TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 1)) == NOP_EXPR
&& !is_gimple_val (TREE_OPERAND (GIMPLE_STMT_OPERAND (stmt, 1), 0)))
gimplify_stmt (&stmt);
bsi_insert_after (&copy_bsi, stmt, BSI_NEW_STMT);
@ -1093,9 +1094,9 @@ setup_one_parameter (copy_body_data *id, tree p, tree value, tree fn,
STRIP_USELESS_TYPE_CONVERSION (rhs);
/* We want to use MODIFY_EXPR, not INIT_EXPR here so that we
/* We want to use GIMPLE_MODIFY_STMT, not INIT_EXPR here so that we
keep our trees in gimple form. */
init_stmt = build2 (MODIFY_EXPR, TREE_TYPE (var), var, rhs);
init_stmt = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (var), var, rhs);
/* If we did not create a gimple value and we did not create a gimple
cast of a gimple value, then we will need to gimplify INIT_STMTS
@ -1167,7 +1168,7 @@ initialize_inlined_parameters (copy_body_data *id, tree args, tree static_chain,
RETURN_SLOT_ADDR, if non-null, was a fake parameter that
took the address of the result. MODIFY_DEST, if non-null, was the LHS of
the MODIFY_EXPR to which this call is the RHS.
the GIMPLE_MODIFY_STMT to which this call is the RHS.
The return value is a (possibly null) value that is the result of the
function as seen by the callee. *USE_P is a (possibly null) value that
@ -1657,30 +1658,32 @@ estimate_num_insns_1 (tree *tp, int *walk_subtrees, void *data)
3) TARGET_EXPRs.
Let us look at the first two cases, assuming we have "a = b + C":
<modify_expr <var_decl "a"> <plus_expr <var_decl "b"> <constant C>>
<GIMPLE_MODIFY_STMT <var_decl "a">
<plus_expr <var_decl "b"> <constant C>>
If "a" is a GIMPLE register, the assignment to it is free on almost
any target, because "a" usually ends up in a real register. Hence
the only cost of this expression comes from the PLUS_EXPR, and we
can ignore the MODIFY_EXPR.
can ignore the GIMPLE_MODIFY_STMT.
If "a" is not a GIMPLE register, the assignment to "a" will most
likely be a real store, so the cost of the MODIFY_EXPR is the cost
likely be a real store, so the cost of the GIMPLE_MODIFY_STMT is the cost
of moving something into "a", which we compute using the function
estimate_move_cost.
The third case deals with TARGET_EXPRs, for which the semantics are
that a temporary is assigned, unless the TARGET_EXPR itself is being
assigned to something else. In the latter case we do not need the
temporary. E.g. in <modify_expr <var_decl "a"> <target_expr>>, the
MODIFY_EXPR is free. */
temporary. E.g. in:
<GIMPLE_MODIFY_STMT <var_decl "a"> <target_expr>>, the
GIMPLE_MODIFY_STMT is free. */
case INIT_EXPR:
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
/* Is the right and side a TARGET_EXPR? */
if (TREE_CODE (TREE_OPERAND (x, 1)) == TARGET_EXPR)
if (TREE_CODE (GENERIC_TREE_OPERAND (x, 1)) == TARGET_EXPR)
break;
/* ... fall through ... */
case TARGET_EXPR:
x = TREE_OPERAND (x, 0);
x = GENERIC_TREE_OPERAND (x, 0);
/* Is this an assignments to a register? */
if (is_gimple_reg (x))
break;
@ -2100,9 +2103,9 @@ expand_call_inline (basic_block bb, tree stmt, tree *tp, void *data)
/* Find the lhs to which the result of this call is assigned. */
return_slot_addr = NULL;
if (TREE_CODE (stmt) == MODIFY_EXPR)
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT)
{
modify_dest = TREE_OPERAND (stmt, 0);
modify_dest = GIMPLE_STMT_OPERAND (stmt, 0);
/* The function which we are inlining might not return a value,
in which case we should issue a warning that the function
@ -2189,7 +2192,7 @@ expand_call_inline (basic_block bb, tree stmt, tree *tp, void *data)
/* Expand call statements reachable from STMT_P.
We can only have CALL_EXPRs as the "toplevel" tree code or nested
in a MODIFY_EXPR. See tree-gimple.c:get_call_expr_in(). We can
in a GIMPLE_MODIFY_STMT. See tree-gimple.c:get_call_expr_in(). We can
unfortunately not use that function here because we need a pointer
to the CALL_EXPR, not the tree itself. */
@ -2205,8 +2208,8 @@ gimple_expand_calls_inline (basic_block bb, copy_body_data *id)
tree *expr_p = bsi_stmt_ptr (bsi);
tree stmt = *expr_p;
if (TREE_CODE (*expr_p) == MODIFY_EXPR)
expr_p = &TREE_OPERAND (*expr_p, 1);
if (TREE_CODE (*expr_p) == GIMPLE_MODIFY_STMT)
expr_p = &GIMPLE_STMT_OPERAND (*expr_p, 1);
if (TREE_CODE (*expr_p) == WITH_SIZE_EXPR)
expr_p = &TREE_OPERAND (*expr_p, 0);
if (TREE_CODE (*expr_p) == CALL_EXPR)
@ -2320,9 +2323,11 @@ tree
copy_tree_r (tree *tp, int *walk_subtrees, void *data ATTRIBUTE_UNUSED)
{
enum tree_code code = TREE_CODE (*tp);
enum tree_code_class cl = TREE_CODE_CLASS (code);
/* We make copies of most nodes. */
if (IS_EXPR_CODE_CLASS (TREE_CODE_CLASS (code))
if (IS_EXPR_CODE_CLASS (cl)
|| IS_GIMPLE_STMT_CODE_CLASS (cl)
|| code == TREE_LIST
|| code == TREE_VEC
|| code == TYPE_DECL
@ -2330,8 +2335,10 @@ copy_tree_r (tree *tp, int *walk_subtrees, void *data ATTRIBUTE_UNUSED)
{
/* Because the chain gets clobbered when we make a copy, we save it
here. */
tree chain = TREE_CHAIN (*tp);
tree new;
tree chain = NULL_TREE, new;
if (!GIMPLE_TUPLE_P (*tp))
chain = TREE_CHAIN (*tp);
/* Copy the node. */
new = copy_node (*tp);

2
gcc/tree-into-ssa.c
View File

@ -245,7 +245,7 @@ enum rewrite_mode {
processed from those that only need to have their defs processed.
Statements that define new SSA names only need to have their defs
registered, but they don't need to have their uses renamed. */
#define REGISTER_DEFS_IN_THIS_STMT(T) (T)->common.unsigned_flag
#define REGISTER_DEFS_IN_THIS_STMT(T) (T)->base.unsigned_flag
/* Prototypes for debugging functions. */

31
gcc/tree-mudflap.c
View File

@ -458,13 +458,13 @@ mf_decl_cache_locals (void)
/* Build initialization nodes for the cache vars. We just load the
globals into the cache variables. */
t = build2 (MODIFY_EXPR, TREE_TYPE (mf_cache_shift_decl_l),
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (mf_cache_shift_decl_l),
mf_cache_shift_decl_l, mf_cache_shift_decl);
SET_EXPR_LOCATION (t, DECL_SOURCE_LOCATION (current_function_decl));
gimplify_to_stmt_list (&t);
shift_init_stmts = t;
t = build2 (MODIFY_EXPR, TREE_TYPE (mf_cache_mask_decl_l),
t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (mf_cache_mask_decl_l),
mf_cache_mask_decl_l, mf_cache_mask_decl);
SET_EXPR_LOCATION (t, DECL_SOURCE_LOCATION (current_function_decl));
gimplify_to_stmt_list (&t);
@ -553,7 +553,7 @@ mf_build_check_statement_for (tree base, tree limit,
mf_limit = create_tmp_var (mf_uintptr_type, "__mf_limit");
/* Build: __mf_base = (uintptr_t) <base address expression>. */
t = build2 (MODIFY_EXPR, void_type_node, mf_base,
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, mf_base,
convert (mf_uintptr_type, unshare_expr (base)));
SET_EXPR_LOCUS (t, locus);
gimplify_to_stmt_list (&t);
@ -561,7 +561,7 @@ mf_build_check_statement_for (tree base, tree limit,
tsi = tsi_last (t);
/* Build: __mf_limit = (uintptr_t) <limit address expression>. */
t = build2 (MODIFY_EXPR, void_type_node, mf_limit,
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, mf_limit,
convert (mf_uintptr_type, unshare_expr (limit)));
SET_EXPR_LOCUS (t, locus);
gimplify_to_stmt_list (&t);
@ -577,7 +577,7 @@ mf_build_check_statement_for (tree base, tree limit,
TREE_TYPE (TREE_TYPE (mf_cache_array_decl)),
mf_cache_array_decl, t, NULL_TREE, NULL_TREE);
t = build1 (ADDR_EXPR, mf_cache_structptr_type, t);
t = build2 (MODIFY_EXPR, void_type_node, mf_elem, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, mf_elem, t);
SET_EXPR_LOCUS (t, locus);
gimplify_to_stmt_list (&t);
tsi_link_after (&tsi, t, TSI_CONTINUE_LINKING);
@ -623,7 +623,7 @@ mf_build_check_statement_for (tree base, tree limit,
can use as the condition for the conditional jump. */
t = build2 (TRUTH_OR_EXPR, boolean_type_node, t, u);
cond = create_tmp_var (boolean_type_node, "__mf_unlikely_cond");
t = build2 (MODIFY_EXPR, boolean_type_node, cond, t);
t = build2 (GIMPLE_MODIFY_STMT, boolean_type_node, cond, t);
gimplify_to_stmt_list (&t);
tsi_link_after (&tsi, t, TSI_CONTINUE_LINKING);
@ -676,11 +676,11 @@ mf_build_check_statement_for (tree base, tree limit,
if (! flag_mudflap_threads)
{
t = build2 (MODIFY_EXPR, void_type_node,
t = build2 (GIMPLE_MODIFY_STMT, void_type_node,
mf_cache_shift_decl_l, mf_cache_shift_decl);
tsi_link_after (&tsi, t, TSI_CONTINUE_LINKING);
t = build2 (MODIFY_EXPR, void_type_node,
t = build2 (GIMPLE_MODIFY_STMT, void_type_node,
mf_cache_mask_decl_l, mf_cache_mask_decl);
tsi_link_after (&tsi, t, TSI_CONTINUE_LINKING);
}
@ -912,18 +912,19 @@ mf_xform_derefs (void)
/* Only a few GIMPLE statements can reference memory. */
switch (TREE_CODE (s))
{
case MODIFY_EXPR:
mf_xform_derefs_1 (&i, &TREE_OPERAND (s, 0), EXPR_LOCUS (s),
integer_one_node);
mf_xform_derefs_1 (&i, &TREE_OPERAND (s, 1), EXPR_LOCUS (s),
integer_zero_node);
case GIMPLE_MODIFY_STMT:
mf_xform_derefs_1 (&i, &GIMPLE_STMT_OPERAND (s, 0),
EXPR_LOCUS (s), integer_one_node);
mf_xform_derefs_1 (&i, &GIMPLE_STMT_OPERAND (s, 1),
EXPR_LOCUS (s), integer_zero_node);
break;
case RETURN_EXPR:
if (TREE_OPERAND (s, 0) != NULL_TREE)
{
if (TREE_CODE (TREE_OPERAND (s, 0)) == MODIFY_EXPR)
mf_xform_derefs_1 (&i, &TREE_OPERAND (TREE_OPERAND (s, 0), 1),
if (TREE_CODE (TREE_OPERAND (s, 0)) == GIMPLE_MODIFY_STMT)
mf_xform_derefs_1 (&i, &GIMPLE_STMT_OPERAND
(TREE_OPERAND (s, 0), 1),
EXPR_LOCUS (s), integer_zero_node);
else
mf_xform_derefs_1 (&i, &TREE_OPERAND (s, 0), EXPR_LOCUS (s),

20
gcc/tree-nested.c
View File

@ -388,7 +388,7 @@ init_tmp_var (struct nesting_info *info, tree exp, tree_stmt_iterator *tsi)
tree t, stmt;
t = create_tmp_var_for (info, TREE_TYPE (exp), NULL);
stmt = build2 (MODIFY_EXPR, TREE_TYPE (t), t, exp);
stmt = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (t), t, exp);
SET_EXPR_LOCUS (stmt, EXPR_LOCUS (tsi_stmt (*tsi)));
tsi_link_before (tsi, stmt, TSI_SAME_STMT);
@ -416,7 +416,7 @@ save_tmp_var (struct nesting_info *info, tree exp,
tree t, stmt;
t = create_tmp_var_for (info, TREE_TYPE (exp), NULL);
stmt = build2 (MODIFY_EXPR, TREE_TYPE (t), exp, t);
stmt = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (t), exp, t);
SET_EXPR_LOCUS (stmt, EXPR_LOCUS (tsi_stmt (*tsi)));
tsi_link_after (tsi, stmt, TSI_SAME_STMT);
@ -613,16 +613,16 @@ walk_stmts (struct walk_stmt_info *wi, tree *tp)
walk_stmts (wi, &TREE_OPERAND (t, 0));
break;
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
/* A formal temporary lhs may use a COMPONENT_REF rhs. */
wi->val_only = !is_gimple_formal_tmp_var (TREE_OPERAND (t, 0));
walk_tree (&TREE_OPERAND (t, 1), wi->callback, wi, NULL);
wi->val_only = !is_gimple_formal_tmp_var (GIMPLE_STMT_OPERAND (t, 0));
walk_tree (&GIMPLE_STMT_OPERAND (t, 1), wi->callback, wi, NULL);
/* If the rhs is appropriate for a memory, we may use a
COMPONENT_REF on the lhs. */
wi->val_only = !is_gimple_mem_rhs (TREE_OPERAND (t, 1));
wi->val_only = !is_gimple_mem_rhs (GIMPLE_STMT_OPERAND (t, 1));
wi->is_lhs = true;
walk_tree (&TREE_OPERAND (t, 0), wi->callback, wi, NULL);
walk_tree (&GIMPLE_STMT_OPERAND (t, 0), wi->callback, wi, NULL);
wi->val_only = true;
wi->is_lhs = false;
@ -1648,7 +1648,7 @@ convert_call_expr (tree *tp, int *walk_subtrees, void *data)
break;
case RETURN_EXPR:
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
case WITH_SIZE_EXPR:
/* Only return modify and with_size_expr may contain calls. */
*walk_subtrees = 1;
@ -1770,7 +1770,7 @@ finalize_nesting_tree_1 (struct nesting_info *root)
y = build3 (COMPONENT_REF, TREE_TYPE (field),
root->frame_decl, field, NULL_TREE);
x = build2 (MODIFY_EXPR, TREE_TYPE (field), y, x);
x = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (field), y, x);
append_to_statement_list (x, &stmt_list);
}
}
@ -1781,7 +1781,7 @@ finalize_nesting_tree_1 (struct nesting_info *root)
{
tree x = build3 (COMPONENT_REF, TREE_TYPE (root->chain_field),
root->frame_decl, root->chain_field, NULL_TREE);
x = build2 (MODIFY_EXPR, TREE_TYPE (x), x, get_chain_decl (root));
x = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (x), x, get_chain_decl (root));
append_to_statement_list (x, &stmt_list);
}

20
gcc/tree-nrv.c
View File

@ -133,10 +133,10 @@ tree_nrv (void)
if (ret_expr)
gcc_assert (ret_expr == result);
}
else if (TREE_CODE (stmt) == MODIFY_EXPR
&& TREE_OPERAND (stmt, 0) == result)
else if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
&& GIMPLE_STMT_OPERAND (stmt, 0) == result)
{
ret_expr = TREE_OPERAND (stmt, 1);
ret_expr = GIMPLE_STMT_OPERAND (stmt, 1);
/* Now verify that this return statement uses the same value
as any previously encountered return statement. */
@ -197,9 +197,9 @@ tree_nrv (void)
{
tree *tp = bsi_stmt_ptr (bsi);
/* If this is a copy from VAR to RESULT, remove it. */
if (TREE_CODE (*tp) == MODIFY_EXPR
&& TREE_OPERAND (*tp, 0) == result
&& TREE_OPERAND (*tp, 1) == found)
if (TREE_CODE (*tp) == GIMPLE_MODIFY_STMT
&& GIMPLE_STMT_OPERAND (*tp, 0) == result
&& GIMPLE_STMT_OPERAND (*tp, 1) == found)
bsi_remove (&bsi, true);
else
{
@ -264,7 +264,7 @@ dest_safe_for_nrv_p (tree dest)
}
}
/* Walk through the function looking for MODIFY_EXPRs with calls that
/* Walk through the function looking for GIMPLE_MODIFY_STMTs with calls that
return in memory on the RHS. For each of these, determine whether it is
safe to pass the address of the LHS as the return slot, and mark the
call appropriately if so.
@ -289,15 +289,15 @@ execute_return_slot_opt (void)
tree stmt = bsi_stmt (i);
tree call;
if (TREE_CODE (stmt) == MODIFY_EXPR
&& (call = TREE_OPERAND (stmt, 1),
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
&& (call = GIMPLE_STMT_OPERAND (stmt, 1),
TREE_CODE (call) == CALL_EXPR)
&& !CALL_EXPR_RETURN_SLOT_OPT (call)
&& aggregate_value_p (call, call))
/* Check if the location being assigned to is
call-clobbered. */
CALL_EXPR_RETURN_SLOT_OPT (call) =
dest_safe_for_nrv_p (TREE_OPERAND (stmt, 0)) ? 1 : 0;
dest_safe_for_nrv_p (GIMPLE_STMT_OPERAND (stmt, 0)) ? 1 : 0;
}
}
return 0;

18
gcc/tree-object-size.c
View File

@ -688,13 +688,13 @@ collect_object_sizes_for (struct object_size_info *osi, tree var)
switch (TREE_CODE (stmt))
{
case RETURN_EXPR:
gcc_assert (TREE_CODE (TREE_OPERAND (stmt, 0)) == MODIFY_EXPR);
gcc_assert (TREE_CODE (TREE_OPERAND (stmt, 0)) == GIMPLE_MODIFY_STMT);
stmt = TREE_OPERAND (stmt, 0);
/* FALLTHRU */
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
{
tree rhs = TREE_OPERAND (stmt, 1), arg;
tree rhs = GIMPLE_STMT_OPERAND (stmt, 1), arg;
STRIP_NOPS (rhs);
if (TREE_CODE (rhs) == CALL_EXPR)
@ -814,13 +814,13 @@ check_for_plus_in_loops_1 (struct object_size_info *osi, tree var,
switch (TREE_CODE (stmt))
{
case RETURN_EXPR:
gcc_assert (TREE_CODE (TREE_OPERAND (stmt, 0)) == MODIFY_EXPR);
gcc_assert (TREE_CODE (TREE_OPERAND (stmt, 0)) == GIMPLE_MODIFY_STMT);
stmt = TREE_OPERAND (stmt, 0);
/* FALLTHRU */
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
{
tree rhs = TREE_OPERAND (stmt, 1), arg;
tree rhs = GIMPLE_STMT_OPERAND (stmt, 1), arg;
STRIP_NOPS (rhs);
if (TREE_CODE (rhs) == CALL_EXPR)
@ -892,13 +892,13 @@ check_for_plus_in_loops (struct object_size_info *osi, tree var)
switch (TREE_CODE (stmt))
{
case RETURN_EXPR:
gcc_assert (TREE_CODE (TREE_OPERAND (stmt, 0)) == MODIFY_EXPR);
gcc_assert (TREE_CODE (TREE_OPERAND (stmt, 0)) == GIMPLE_MODIFY_STMT);
stmt = TREE_OPERAND (stmt, 0);
/* FALLTHRU */
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
{
tree rhs = TREE_OPERAND (stmt, 1), arg;
tree rhs = GIMPLE_STMT_OPERAND (stmt, 1), arg;
STRIP_NOPS (rhs);
if (TREE_CODE (rhs) == CALL_EXPR)

4
gcc/tree-optimize.c
View File

@ -206,8 +206,8 @@ execute_free_cfg_annotations (void)
for (bsi = bsi_start (bb); !bsi_end_p (bsi); bsi_next (&bsi))
{
tree stmt = bsi_stmt (bsi);
ggc_free (stmt->common.ann);
stmt->common.ann = NULL;
ggc_free (stmt->base.ann);
stmt->base.ann = NULL;
}
/* And get rid of annotations we no longer need. */

33
gcc/tree-outof-ssa.c
View File

@ -188,7 +188,7 @@ insert_copy_on_edge (edge e, tree dest, tree src)
{
tree copy;
copy = build2 (MODIFY_EXPR, TREE_TYPE (dest), dest, src);
copy = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (dest), dest, src);
set_is_used (dest);
if (TREE_CODE (src) == ADDR_EXPR)
@ -1026,10 +1026,10 @@ replace_use_variable (var_map map, use_operand_p p, tree *expr)
int version = SSA_NAME_VERSION (var);
if (expr[version])
{
tree new_expr = TREE_OPERAND (expr[version], 1);
tree new_expr = GIMPLE_STMT_OPERAND (expr[version], 1);
SET_USE (p, new_expr);
/* Clear the stmt's RHS, or GC might bite us. */
TREE_OPERAND (expr[version], 1) = NULL_TREE;
GIMPLE_STMT_OPERAND (expr[version], 1) = NULL_TREE;
return true;
}
}
@ -1437,7 +1437,7 @@ check_replaceable (temp_expr_table_p tab, tree stmt)
tree call_expr;
bitmap def_vars, use_vars;
if (TREE_CODE (stmt) != MODIFY_EXPR)
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
return false;
/* Punt if there is more than 1 def, or more than 1 use. */
@ -1453,7 +1453,8 @@ check_replaceable (temp_expr_table_p tab, tree stmt)
return false;
/* Float expressions must go through memory if float-store is on. */
if (flag_float_store && FLOAT_TYPE_P (TREE_TYPE (TREE_OPERAND (stmt, 1))))
if (flag_float_store && FLOAT_TYPE_P (TREE_TYPE
(GENERIC_TREE_OPERAND (stmt, 1))))
return false;
/* Calls to functions with side-effects cannot be replaced. */
@ -1793,8 +1794,8 @@ rewrite_trees (var_map map, tree *values)
ann = stmt_ann (stmt);
changed = false;
if (TREE_CODE (stmt) == MODIFY_EXPR
&& (TREE_CODE (TREE_OPERAND (stmt, 1)) == SSA_NAME))
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
&& (TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 1)) == SSA_NAME))
is_copy = true;
copy_use_p = NULL_USE_OPERAND_P;
@ -1877,17 +1878,17 @@ static inline bool
identical_copies_p (tree s1, tree s2)
{
#ifdef ENABLE_CHECKING
gcc_assert (TREE_CODE (s1) == MODIFY_EXPR);
gcc_assert (TREE_CODE (s2) == MODIFY_EXPR);
gcc_assert (DECL_P (TREE_OPERAND (s1, 0)));
gcc_assert (DECL_P (TREE_OPERAND (s2, 0)));
gcc_assert (TREE_CODE (s1) == GIMPLE_MODIFY_STMT);
gcc_assert (TREE_CODE (s2) == GIMPLE_MODIFY_STMT);
gcc_assert (DECL_P (GIMPLE_STMT_OPERAND (s1, 0)));
gcc_assert (DECL_P (GIMPLE_STMT_OPERAND (s2, 0)));
#endif
if (TREE_OPERAND (s1, 0) != TREE_OPERAND (s2, 0))
if (GIMPLE_STMT_OPERAND (s1, 0) != GIMPLE_STMT_OPERAND (s2, 0))
return false;
s1 = TREE_OPERAND (s1, 1);
s2 = TREE_OPERAND (s2, 1);
s1 = GIMPLE_STMT_OPERAND (s1, 1);
s2 = GIMPLE_STMT_OPERAND (s2, 1);
if (s1 != s2)
return false;
@ -2343,10 +2344,10 @@ insert_backedge_copies (void)
/* Create a new instance of the underlying
variable of the PHI result. */
stmt = build2 (MODIFY_EXPR, TREE_TYPE (result_var),
stmt = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (result_var),
NULL_TREE, PHI_ARG_DEF (phi, i));
name = make_ssa_name (result_var, stmt);
TREE_OPERAND (stmt, 0) = name;
GIMPLE_STMT_OPERAND (stmt, 0) = name;
/* Insert the new statement into the block and update
the PHI node. */

17
gcc/tree-pretty-print.c
View File

@ -419,7 +419,7 @@ dump_generic_node (pretty_printer *buffer, tree node, int spc, int flags,
if (node == NULL_TREE)
return spc;
is_expr = EXPR_P (node);
is_expr = EXPR_P (node) || GIMPLE_STMT_P (node);
/* We use has_stmt_ann because CALL_EXPR can be both an expression
and a statement, and we have no guarantee that it will have a
@ -1024,12 +1024,15 @@ dump_generic_node (pretty_printer *buffer, tree node, int spc, int flags,
break;
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
case INIT_EXPR:
dump_generic_node (buffer, TREE_OPERAND (node, 0), spc, flags, false);
dump_generic_node (buffer, GENERIC_TREE_OPERAND (node, 0), spc, flags,
false);
pp_space (buffer);
pp_character (buffer, '=');
pp_space (buffer);
dump_generic_node (buffer, TREE_OPERAND (node, 1), spc, flags, false);
dump_generic_node (buffer, GENERIC_TREE_OPERAND (node, 1), spc, flags,
false);
break;
case TARGET_EXPR:
@ -1485,8 +1488,10 @@ dump_generic_node (pretty_printer *buffer, tree node, int spc, int flags,
if (op0)
{
pp_space (buffer);
if (TREE_CODE (op0) == MODIFY_EXPR)
dump_generic_node (buffer, TREE_OPERAND (op0, 1), spc, flags, false);
if (TREE_CODE (op0) == MODIFY_EXPR
|| TREE_CODE (op0) == GIMPLE_MODIFY_STMT)
dump_generic_node (buffer, GENERIC_TREE_OPERAND (op0, 1),
spc, flags, false);
else
dump_generic_node (buffer, op0, spc, flags, false);
}
@ -2180,6 +2185,7 @@ op_prio (tree op)
return 1;
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
case INIT_EXPR:
return 2;
@ -2311,6 +2317,7 @@ op_symbol_1 (enum tree_code code)
switch (code)
{
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
return "=";
case TRUTH_OR_EXPR:

6
gcc/tree-profile.c
View File

@ -106,11 +106,11 @@ tree_gen_edge_profiler (int edgeno, edge e)
tree tmp1 = create_tmp_var (gcov_type_node, "PROF");
tree tmp2 = create_tmp_var (gcov_type_node, "PROF");
tree ref = tree_coverage_counter_ref (GCOV_COUNTER_ARCS, edgeno);
tree stmt1 = build2 (MODIFY_EXPR, gcov_type_node, tmp1, ref);
tree stmt2 = build2 (MODIFY_EXPR, gcov_type_node, tmp2,
tree stmt1 = build2 (GIMPLE_MODIFY_STMT, gcov_type_node, tmp1, ref);
tree stmt2 = build2 (GIMPLE_MODIFY_STMT, gcov_type_node, tmp2,
build2 (PLUS_EXPR, gcov_type_node,
tmp1, integer_one_node));
tree stmt3 = build2 (MODIFY_EXPR, gcov_type_node, ref, tmp2);
tree stmt3 = build2 (GIMPLE_MODIFY_STMT, gcov_type_node, ref, tmp2);
bsi_insert_on_edge (e, stmt1);
bsi_insert_on_edge (e, stmt2);
bsi_insert_on_edge (e, stmt3);

35
gcc/tree-scalar-evolution.c
View File

@ -48,7 +48,7 @@ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
Given a scalar variable to be analyzed, follow the SSA edge to
its definition:
- When the definition is a MODIFY_EXPR: if the right hand side
- When the definition is a GIMPLE_MODIFY_STMT: if the right hand side
(RHS) of the definition cannot be statically analyzed, the answer
of the analyzer is: "don't know".
Otherwise, for all the variables that are not yet analyzed in the
@ -1405,15 +1405,15 @@ follow_ssa_edge (struct loop *loop, tree def, tree halting_phi,
/* Outer loop. */
return t_false;
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
return follow_ssa_edge_in_rhs (loop, def,
TREE_OPERAND (def, 1),
GIMPLE_STMT_OPERAND (def, 1),
halting_phi,
evolution_of_loop, limit);
default:
/* At this level of abstraction, the program is just a set
of MODIFY_EXPRs and PHI_NODEs. In principle there is no
of GIMPLE_MODIFY_STMTs and PHI_NODEs. In principle there is no
other node to be handled. */
return t_false;
}
@ -1607,16 +1607,16 @@ interpret_condition_phi (struct loop *loop, tree condition_phi)
return res;
}
/* Interpret the right hand side of a modify_expr OPND1. If we didn't
/* Interpret the right hand side of a GIMPLE_MODIFY_STMT OPND1. If we didn't
analyze this node before, follow the definitions until ending
either on an analyzed modify_expr, or on a loop-phi-node. On the
either on an analyzed GIMPLE_MODIFY_STMT, or on a loop-phi-node. On the
return path, this function propagates evolutions (ala constant copy
propagation). OPND1 is not a GIMPLE expression because we could
analyze the effect of an inner loop: see interpret_loop_phi. */
static tree
interpret_rhs_modify_expr (struct loop *loop, tree at_stmt,
tree opnd1, tree type)
interpret_rhs_modify_stmt (struct loop *loop, tree at_stmt,
tree opnd1, tree type)
{
tree res, opnd10, opnd11, chrec10, chrec11;
@ -1883,15 +1883,15 @@ pointer_used_p (tree ptr)
if (TREE_CODE (stmt) == COND_EXPR)
return true;
if (TREE_CODE (stmt) != MODIFY_EXPR)
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
continue;
rhs = TREE_OPERAND (stmt, 1);
rhs = GIMPLE_STMT_OPERAND (stmt, 1);
if (!COMPARISON_CLASS_P (rhs))
continue;
if (TREE_OPERAND (stmt, 0) == ptr
|| TREE_OPERAND (stmt, 1) == ptr)
if (GIMPLE_STMT_OPERAND (stmt, 0) == ptr
|| GIMPLE_STMT_OPERAND (stmt, 1) == ptr)
return true;
}
@ -1911,7 +1911,7 @@ analyze_scalar_evolution_1 (struct loop *loop, tree var, tree res)
return chrec_dont_know;
if (TREE_CODE (var) != SSA_NAME)
return interpret_rhs_modify_expr (loop, NULL_TREE, var, type);
return interpret_rhs_modify_stmt (loop, NULL_TREE, var, type);
def = SSA_NAME_DEF_STMT (var);
bb = bb_for_stmt (def);
@ -1944,8 +1944,9 @@ analyze_scalar_evolution_1 (struct loop *loop, tree var, tree res)
switch (TREE_CODE (def))
{
case MODIFY_EXPR:
res = interpret_rhs_modify_expr (loop, def, TREE_OPERAND (def, 1), type);
case GIMPLE_MODIFY_STMT:
res = interpret_rhs_modify_stmt (loop, def,
GIMPLE_STMT_OPERAND (def, 1), type);
if (POINTER_TYPE_P (type)
&& !automatically_generated_chrec_p (res)
@ -3005,14 +3006,14 @@ scev_const_prop (void)
SET_PHI_RESULT (phi, NULL_TREE);
remove_phi_node (phi, NULL_TREE);
ass = build2 (MODIFY_EXPR, void_type_node, rslt, NULL_TREE);
ass = build2 (GIMPLE_MODIFY_STMT, void_type_node, rslt, NULL_TREE);
SSA_NAME_DEF_STMT (rslt) = ass;
{
block_stmt_iterator dest = bsi;
bsi_insert_before (&dest, ass, BSI_NEW_STMT);
def = force_gimple_operand_bsi (&dest, def, false, NULL_TREE);
}
TREE_OPERAND (ass, 1) = def;
GIMPLE_STMT_OPERAND (ass, 1) = def;
update_stmt (ass);
}
}

42
gcc/tree-sra.c
View File

@ -851,17 +851,17 @@ sra_walk_asm_expr (tree expr, block_stmt_iterator *bsi,
sra_walk_tree_list (ASM_OUTPUTS (expr), bsi, true, fns);
}
/* Walk a MODIFY_EXPR and categorize the assignment appropriately. */
/* Walk a GIMPLE_MODIFY_STMT and categorize the assignment appropriately. */
static void
sra_walk_modify_expr (tree expr, block_stmt_iterator *bsi,
sra_walk_gimple_modify_stmt (tree expr, block_stmt_iterator *bsi,
const struct sra_walk_fns *fns)
{
struct sra_elt *lhs_elt, *rhs_elt;
tree lhs, rhs;
lhs = TREE_OPERAND (expr, 0);
rhs = TREE_OPERAND (expr, 1);
lhs = GIMPLE_STMT_OPERAND (expr, 0);
rhs = GIMPLE_STMT_OPERAND (expr, 1);
lhs_elt = maybe_lookup_element_for_expr (lhs);
rhs_elt = maybe_lookup_element_for_expr (rhs);
@ -878,7 +878,7 @@ sra_walk_modify_expr (tree expr, block_stmt_iterator *bsi,
if (!rhs_elt->is_scalar)
fns->ldst (rhs_elt, lhs, bsi, false);
else
fns->use (rhs_elt, &TREE_OPERAND (expr, 1), bsi, false, false);
fns->use (rhs_elt, &GIMPLE_STMT_OPERAND (expr, 1), bsi, false, false);
}
/* If it isn't scalarizable, there may be scalarizable variables within, so
@ -892,7 +892,7 @@ sra_walk_modify_expr (tree expr, block_stmt_iterator *bsi,
if (call)
sra_walk_call_expr (call, bsi, fns);
else
sra_walk_expr (&TREE_OPERAND (expr, 1), bsi, false, fns);
sra_walk_expr (&GIMPLE_STMT_OPERAND (expr, 1), bsi, false, fns);
}
/* Likewise, handle the LHS being scalarizable. We have cases similar
@ -924,14 +924,14 @@ sra_walk_modify_expr (tree expr, block_stmt_iterator *bsi,
/* Otherwise we're being used in some context that requires the
aggregate to be seen as a whole. Invoke USE. */
else
fns->use (lhs_elt, &TREE_OPERAND (expr, 0), bsi, true, false);
fns->use (lhs_elt, &GIMPLE_STMT_OPERAND (expr, 0), bsi, true, false);
}
/* Similarly to above, LHS_ELT being null only means that the LHS as a
whole is not a scalarizable reference. There may be occurrences of
scalarizable variables within, which implies a USE. */
else
sra_walk_expr (&TREE_OPERAND (expr, 0), bsi, true, fns);
sra_walk_expr (&GIMPLE_STMT_OPERAND (expr, 0), bsi, true, fns);
}
/* Entry point to the walk functions. Search the entire function,
@ -977,14 +977,14 @@ sra_walk_function (const struct sra_walk_fns *fns)
as a USE of the variable on the RHS of this assignment. */
t = TREE_OPERAND (stmt, 0);
if (TREE_CODE (t) == MODIFY_EXPR)
sra_walk_expr (&TREE_OPERAND (t, 1), &si, false, fns);
if (TREE_CODE (t) == GIMPLE_MODIFY_STMT)
sra_walk_expr (&GIMPLE_STMT_OPERAND (t, 1), &si, false, fns);
else
sra_walk_expr (&TREE_OPERAND (stmt, 0), &si, false, fns);
break;
case MODIFY_EXPR:
sra_walk_modify_expr (stmt, &si, fns);
case GIMPLE_MODIFY_STMT:
sra_walk_gimple_modify_stmt (stmt, &si, fns);
break;
case CALL_EXPR:
sra_walk_call_expr (stmt, &si, fns);
@ -1689,16 +1689,16 @@ generate_copy_inout (struct sra_elt *elt, bool copy_out, tree expr,
i = c->replacement;
t = build2 (COMPLEX_EXPR, elt->type, r, i);
t = build2 (MODIFY_EXPR, void_type_node, expr, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, expr, t);
SSA_NAME_DEF_STMT (expr) = t;
append_to_statement_list (t, list_p);
}
else if (elt->replacement)
{
if (copy_out)
t = build2 (MODIFY_EXPR, void_type_node, elt->replacement, expr);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, elt->replacement, expr);
else
t = build2 (MODIFY_EXPR, void_type_node, expr, elt->replacement);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, expr, elt->replacement);
append_to_statement_list (t, list_p);
}
else
@ -1733,7 +1733,7 @@ generate_element_copy (struct sra_elt *dst, struct sra_elt *src, tree *list_p)
gcc_assert (src->replacement);
t = build2 (MODIFY_EXPR, void_type_node, dst->replacement,
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, dst->replacement,
src->replacement);
append_to_statement_list (t, list_p);
}
@ -1765,7 +1765,7 @@ generate_element_zero (struct sra_elt *elt, tree *list_p)
gcc_assert (elt->is_scalar);
t = fold_convert (elt->type, integer_zero_node);
t = build2 (MODIFY_EXPR, void_type_node, elt->replacement, t);
t = build2 (GIMPLE_MODIFY_STMT, void_type_node, elt->replacement, t);
append_to_statement_list (t, list_p);
}
}
@ -1777,7 +1777,7 @@ static void
generate_one_element_init (tree var, tree init, tree *list_p)
{
/* The replacement can be almost arbitrarily complex. Gimplify. */
tree stmt = build2 (MODIFY_EXPR, void_type_node, var, init);
tree stmt = build2 (GIMPLE_MODIFY_STMT, void_type_node, var, init);
gimplify_and_add (stmt, list_p);
}
@ -2024,10 +2024,10 @@ scalarize_copy (struct sra_elt *lhs_elt, struct sra_elt *rhs_elt,
/* See the commentary in sra_walk_function concerning
RETURN_EXPR, and why we should never see one here. */
gcc_assert (TREE_CODE (stmt) == MODIFY_EXPR);
gcc_assert (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT);
TREE_OPERAND (stmt, 0) = lhs_elt->replacement;
TREE_OPERAND (stmt, 1) = rhs_elt->replacement;
GIMPLE_STMT_OPERAND (stmt, 0) = lhs_elt->replacement;
GIMPLE_STMT_OPERAND (stmt, 1) = rhs_elt->replacement;
update_stmt (stmt);
}
else if (lhs_elt->use_block_copy || rhs_elt->use_block_copy)

48
gcc/tree-ssa-alias.c
View File

@ -408,7 +408,7 @@ compute_call_clobbered (struct alias_info *ai)
static bool
lhs_may_store_to (tree stmt, tree sym ATTRIBUTE_UNUSED)
{
tree lhs = TREE_OPERAND (stmt, 0);
tree lhs = GENERIC_TREE_OPERAND (stmt, 0);
lhs = get_base_address (lhs);
@ -459,8 +459,8 @@ recalculate_used_alone (void)
stmt = bsi_stmt (bsi);
if (TREE_CODE (stmt) == CALL_EXPR
|| (TREE_CODE (stmt) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (stmt, 1)) == CALL_EXPR))
|| (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
&& TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 1)) == CALL_EXPR))
{
iscall = true;
VEC_safe_push (tree, heap, calls, stmt);
@ -786,24 +786,24 @@ count_uses_and_derefs (tree ptr, tree stmt, unsigned *num_uses_p,
find all the indirect and direct uses of x_1 inside. The only
shortcut we can take is the fact that GIMPLE only allows
INDIRECT_REFs inside the expressions below. */
if (TREE_CODE (stmt) == MODIFY_EXPR
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
|| (TREE_CODE (stmt) == RETURN_EXPR
&& TREE_CODE (TREE_OPERAND (stmt, 0)) == MODIFY_EXPR)
&& TREE_CODE (TREE_OPERAND (stmt, 0)) == GIMPLE_MODIFY_STMT)
|| TREE_CODE (stmt) == ASM_EXPR
|| TREE_CODE (stmt) == CALL_EXPR)
{
tree lhs, rhs;
if (TREE_CODE (stmt) == MODIFY_EXPR)
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT)
{
lhs = TREE_OPERAND (stmt, 0);
rhs = TREE_OPERAND (stmt, 1);
lhs = GIMPLE_STMT_OPERAND (stmt, 0);
rhs = GIMPLE_STMT_OPERAND (stmt, 1);
}
else if (TREE_CODE (stmt) == RETURN_EXPR)
{
tree e = TREE_OPERAND (stmt, 0);
lhs = TREE_OPERAND (e, 0);
rhs = TREE_OPERAND (e, 1);
lhs = GIMPLE_STMT_OPERAND (e, 0);
rhs = GIMPLE_STMT_OPERAND (e, 1);
}
else if (TREE_CODE (stmt) == ASM_EXPR)
{
@ -816,7 +816,8 @@ count_uses_and_derefs (tree ptr, tree stmt, unsigned *num_uses_p,
rhs = stmt;
}
if (lhs && (TREE_CODE (lhs) == TREE_LIST || EXPR_P (lhs)))
if (lhs && (TREE_CODE (lhs) == TREE_LIST
|| EXPR_P (lhs) || GIMPLE_STMT_P (lhs)))
{
struct count_ptr_d count;
count.ptr = ptr;
@ -826,7 +827,8 @@ count_uses_and_derefs (tree ptr, tree stmt, unsigned *num_uses_p,
*num_derefs_p = count.count;
}
if (rhs && (TREE_CODE (rhs) == TREE_LIST || EXPR_P (rhs)))
if (rhs && (TREE_CODE (rhs) == TREE_LIST
|| EXPR_P (rhs) || GIMPLE_STMT_P (rhs)))
{
struct count_ptr_d count;
count.ptr = ptr;
@ -2167,9 +2169,9 @@ is_escape_site (tree stmt)
}
else if (TREE_CODE (stmt) == ASM_EXPR)
return ESCAPE_TO_ASM;
else if (TREE_CODE (stmt) == MODIFY_EXPR)
else if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT)
{
tree lhs = TREE_OPERAND (stmt, 0);
tree lhs = GIMPLE_STMT_OPERAND (stmt, 0);
/* Get to the base of _REF nodes. */
if (TREE_CODE (lhs) != SSA_NAME)
@ -2180,12 +2182,13 @@ is_escape_site (tree stmt)
if (lhs == NULL_TREE)
return ESCAPE_UNKNOWN;
if (TREE_CODE (TREE_OPERAND (stmt, 1)) == NOP_EXPR
|| TREE_CODE (TREE_OPERAND (stmt, 1)) == CONVERT_EXPR
|| TREE_CODE (TREE_OPERAND (stmt, 1)) == VIEW_CONVERT_EXPR)
if (TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 1)) == NOP_EXPR
|| TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 1)) == CONVERT_EXPR
|| TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 1)) == VIEW_CONVERT_EXPR)
{
tree from = TREE_TYPE (TREE_OPERAND (TREE_OPERAND (stmt, 1), 0));
tree to = TREE_TYPE (TREE_OPERAND (stmt, 1));
tree from
= TREE_TYPE (TREE_OPERAND (GIMPLE_STMT_OPERAND (stmt, 1), 0));
tree to = TREE_TYPE (GIMPLE_STMT_OPERAND (stmt, 1));
/* If the RHS is a conversion between a pointer and an integer, the
pointer escapes since we can't track the integer. */
@ -3173,11 +3176,12 @@ find_used_portions (tree *tp, int *walk_subtrees, void *lhs_p)
{
switch (TREE_CODE (*tp))
{
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
/* Recurse manually here to track whether the use is in the
LHS of an assignment. */
find_used_portions (&TREE_OPERAND (*tp, 0), walk_subtrees, tp);
return find_used_portions (&TREE_OPERAND (*tp, 1), walk_subtrees, NULL);
find_used_portions (&GIMPLE_STMT_OPERAND (*tp, 0), walk_subtrees, tp);
return find_used_portions (&GIMPLE_STMT_OPERAND (*tp, 1),
walk_subtrees, NULL);
case REALPART_EXPR:
case IMAGPART_EXPR:
case COMPONENT_REF:

26
gcc/tree-ssa-ccp.c
View File

@ -375,7 +375,7 @@ get_default_value (tree var)
else
val.lattice_val = VARYING;
}
else if (TREE_CODE (stmt) == MODIFY_EXPR
else if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
|| TREE_CODE (stmt) == PHI_NODE)
{
/* Any other variable defined by an assignment or a PHI node
@ -543,7 +543,7 @@ likely_value (tree stmt)
/* Anything other than assignments and conditional jumps are not
interesting for CCP. */
if (TREE_CODE (stmt) != MODIFY_EXPR
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT
&& !(TREE_CODE (stmt) == RETURN_EXPR && get_rhs (stmt) != NULL_TREE)
&& TREE_CODE (stmt) != COND_EXPR
&& TREE_CODE (stmt) != SWITCH_EXPR)
@ -601,7 +601,7 @@ surely_varying_stmt_p (tree stmt)
/* Anything other than assignments and conditional jumps are not
interesting for CCP. */
if (TREE_CODE (stmt) != MODIFY_EXPR
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT
&& !(TREE_CODE (stmt) == RETURN_EXPR && get_rhs (stmt) != NULL_TREE)
&& TREE_CODE (stmt) != COND_EXPR
&& TREE_CODE (stmt) != SWITCH_EXPR)
@ -1184,8 +1184,8 @@ visit_assignment (tree stmt, tree *output_p)
tree lhs, rhs;
enum ssa_prop_result retval;
lhs = TREE_OPERAND (stmt, 0);
rhs = TREE_OPERAND (stmt, 1);
lhs = GIMPLE_STMT_OPERAND (stmt, 0);
rhs = GIMPLE_STMT_OPERAND (stmt, 1);
if (TREE_CODE (rhs) == SSA_NAME)
{
@ -1219,7 +1219,7 @@ visit_assignment (tree stmt, tree *output_p)
the constant value into the type of the destination variable. This
should not be necessary if GCC represented bitfields properly. */
{
tree orig_lhs = TREE_OPERAND (stmt, 0);
tree orig_lhs = GIMPLE_STMT_OPERAND (stmt, 0);
if (TREE_CODE (orig_lhs) == VIEW_CONVERT_EXPR
&& val.lattice_val == CONSTANT)
@ -1364,7 +1364,7 @@ ccp_visit_stmt (tree stmt, edge *taken_edge_p, tree *output_p)
fprintf (dump_file, "\n");
}
if (TREE_CODE (stmt) == MODIFY_EXPR)
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT)
{
/* If the statement is an assignment that produces a single
output value, evaluate its RHS to see if the lattice value of
@ -2145,14 +2145,14 @@ get_maxval_strlen (tree arg, tree *length, bitmap visited, int type)
switch (TREE_CODE (def_stmt))
{
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
{
tree rhs;
/* The RHS of the statement defining VAR must either have a
constant length or come from another SSA_NAME with a constant
length. */
rhs = TREE_OPERAND (def_stmt, 1);
rhs = GIMPLE_STMT_OPERAND (def_stmt, 1);
STRIP_NOPS (rhs);
return get_maxval_strlen (rhs, length, visited, type);
}
@ -2204,7 +2204,7 @@ ccp_fold_builtin (tree stmt, tree fn)
bitmap visited;
bool ignore;
ignore = TREE_CODE (stmt) != MODIFY_EXPR;
ignore = TREE_CODE (stmt) != GIMPLE_MODIFY_STMT;
/* First try the generic builtin folder. If that succeeds, return the
result directly. */
@ -2308,13 +2308,13 @@ ccp_fold_builtin (tree stmt, tree fn)
case BUILT_IN_FPUTS:
result = fold_builtin_fputs (arglist,
TREE_CODE (stmt) != MODIFY_EXPR, 0,
TREE_CODE (stmt) != GIMPLE_MODIFY_STMT, 0,
val[0]);
break;
case BUILT_IN_FPUTS_UNLOCKED:
result = fold_builtin_fputs (arglist,
TREE_CODE (stmt) != MODIFY_EXPR, 1,
TREE_CODE (stmt) != GIMPLE_MODIFY_STMT, 1,
val[0]);
break;
@ -2578,7 +2578,7 @@ execute_fold_all_builtins (void)
{
result = convert_to_gimple_builtin (&i, result,
TREE_CODE (old_stmt)
!= MODIFY_EXPR);
!= GIMPLE_MODIFY_STMT);
if (result)
{
bool ok = set_rhs (stmtp, result);

28
gcc/tree-ssa-copy.c
View File

@ -370,11 +370,11 @@ stmt_may_generate_copy (tree stmt)
if (TREE_CODE (stmt) == PHI_NODE)
return !SSA_NAME_OCCURS_IN_ABNORMAL_PHI (PHI_RESULT (stmt));
if (TREE_CODE (stmt) != MODIFY_EXPR)
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
return false;
lhs = TREE_OPERAND (stmt, 0);
rhs = TREE_OPERAND (stmt, 1);
lhs = GIMPLE_STMT_OPERAND (stmt, 0);
rhs = GIMPLE_STMT_OPERAND (stmt, 1);
ann = stmt_ann (stmt);
/* If the statement has volatile operands, it won't generate a
@ -554,8 +554,8 @@ copy_prop_visit_assignment (tree stmt, tree *result_p)
tree lhs, rhs;
prop_value_t *rhs_val;
lhs = TREE_OPERAND (stmt, 0);
rhs = TREE_OPERAND (stmt, 1);
lhs = GIMPLE_STMT_OPERAND (stmt, 0);
rhs = GIMPLE_STMT_OPERAND (stmt, 1);
gcc_assert (TREE_CODE (rhs) == SSA_NAME);
@ -690,17 +690,17 @@ copy_prop_visit_stmt (tree stmt, edge *taken_edge_p, tree *result_p)
fprintf (dump_file, "\n");
}
if (TREE_CODE (stmt) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (stmt, 1)) == SSA_NAME
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
&& TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 1)) == SSA_NAME
&& (do_store_copy_prop
|| TREE_CODE (TREE_OPERAND (stmt, 0)) == SSA_NAME))
|| TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 0)) == SSA_NAME))
{
/* If the statement is a copy assignment, evaluate its RHS to
see if the lattice value of its output has changed. */
retval = copy_prop_visit_assignment (stmt, result_p);
}
else if (TREE_CODE (stmt) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (stmt, 0)) == SSA_NAME
else if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
&& TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 0)) == SSA_NAME
&& do_store_copy_prop
&& stmt_makes_single_load (stmt))
{
@ -711,14 +711,14 @@ copy_prop_visit_stmt (tree stmt, edge *taken_edge_p, tree *result_p)
if (val
&& val->mem_ref
&& is_gimple_reg (val->value)
&& operand_equal_p (val->mem_ref, TREE_OPERAND (stmt, 1), 0))
&& operand_equal_p (val->mem_ref, GIMPLE_STMT_OPERAND (stmt, 1), 0))
{
bool changed;
changed = set_copy_of_val (TREE_OPERAND (stmt, 0),
changed = set_copy_of_val (GIMPLE_STMT_OPERAND (stmt, 0),
val->value, val->mem_ref);
if (changed)
{
*result_p = TREE_OPERAND (stmt, 0);
*result_p = GIMPLE_STMT_OPERAND (stmt, 0);
retval = SSA_PROP_INTERESTING;
}
else
@ -910,7 +910,7 @@ init_copy_prop (void)
if (stmt_ends_bb_p (stmt))
DONT_SIMULATE_AGAIN (stmt) = false;
else if (stmt_may_generate_copy (stmt)
&& loop_depth_of_name (TREE_OPERAND (stmt, 1)) <= depth)
&& loop_depth_of_name (GIMPLE_STMT_OPERAND (stmt, 1)) <= depth)
DONT_SIMULATE_AGAIN (stmt) = false;
else
DONT_SIMULATE_AGAIN (stmt) = true;

6
gcc/tree-ssa-copyrename.c
View File

@ -315,10 +315,10 @@ rename_ssa_copies (void)
for (bsi = bsi_start (bb); !bsi_end_p (bsi); bsi_next (&bsi))
{
stmt = bsi_stmt (bsi);
if (TREE_CODE (stmt) == MODIFY_EXPR)
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT)
{
tree lhs = TREE_OPERAND (stmt, 0);
tree rhs = TREE_OPERAND (stmt, 1);
tree lhs = GIMPLE_STMT_OPERAND (stmt, 0);
tree rhs = GIMPLE_STMT_OPERAND (stmt, 1);
if (TREE_CODE (lhs) == SSA_NAME && TREE_CODE (rhs) == SSA_NAME)
copy_rename_partition_coalesce (map, lhs, rhs, debug);

8
gcc/tree-ssa-dce.c
View File

@ -216,7 +216,7 @@ find_pdom (basic_block block)
}
}
#define NECESSARY(stmt) stmt->common.asm_written_flag
#define NECESSARY(stmt) stmt->base.asm_written_flag
/* If STMT is not already marked necessary, mark it, and add it to the
worklist if ADD_TO_WORKLIST is true. */
@ -318,7 +318,7 @@ mark_stmt_if_obviously_necessary (tree stmt, bool aggressive)
mark_stmt_necessary (stmt, true);
return;
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
op = get_call_expr_in (stmt);
if (op && TREE_SIDE_EFFECTS (op))
{
@ -329,8 +329,8 @@ mark_stmt_if_obviously_necessary (tree stmt, bool aggressive)
/* These values are mildly magic bits of the EH runtime. We can't
see the entire lifetime of these values until landing pads are
generated. */
if (TREE_CODE (TREE_OPERAND (stmt, 0)) == EXC_PTR_EXPR
|| TREE_CODE (TREE_OPERAND (stmt, 0)) == FILTER_EXPR)
if (TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 0)) == EXC_PTR_EXPR
|| TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 0)) == FILTER_EXPR)
{
mark_stmt_necessary (stmt, true);
return;

84
gcc/tree-ssa-dom.c
View File

@ -489,7 +489,7 @@ initialize_hash_element (tree expr, tree lhs, struct expr_hash_elt *element)
else if (TREE_CODE (expr) == RETURN_EXPR && TREE_OPERAND (expr, 0))
{
element->stmt = expr;
element->rhs = TREE_OPERAND (TREE_OPERAND (expr, 0), 1);
element->rhs = GIMPLE_STMT_OPERAND (TREE_OPERAND (expr, 0), 1);
}
else if (TREE_CODE (expr) == GOTO_EXPR)
{
@ -499,7 +499,7 @@ initialize_hash_element (tree expr, tree lhs, struct expr_hash_elt *element)
else
{
element->stmt = expr;
element->rhs = TREE_OPERAND (expr, 1);
element->rhs = GENERIC_TREE_OPERAND (expr, 1);
}
element->lhs = lhs;
@ -1183,14 +1183,14 @@ simple_iv_increment_p (tree stmt)
tree lhs, rhs, preinc, phi;
unsigned i;
if (TREE_CODE (stmt) != MODIFY_EXPR)
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
return false;
lhs = TREE_OPERAND (stmt, 0);
lhs = GIMPLE_STMT_OPERAND (stmt, 0);
if (TREE_CODE (lhs) != SSA_NAME)
return false;
rhs = TREE_OPERAND (stmt, 1);
rhs = GIMPLE_STMT_OPERAND (stmt, 1);
if (TREE_CODE (rhs) != PLUS_EXPR
&& TREE_CODE (rhs) != MINUS_EXPR)
@ -1473,8 +1473,8 @@ eliminate_redundant_computations (tree stmt)
bool retval = false;
bool modify_expr_p = false;
if (TREE_CODE (stmt) == MODIFY_EXPR)
def = TREE_OPERAND (stmt, 0);
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT)
def = GIMPLE_STMT_OPERAND (stmt, 0);
/* Certain expressions on the RHS can be optimized away, but can not
themselves be entered into the hash tables. */
@ -1499,12 +1499,12 @@ eliminate_redundant_computations (tree stmt)
expr_p = &SWITCH_COND (stmt);
else if (TREE_CODE (stmt) == RETURN_EXPR && TREE_OPERAND (stmt, 0))
{
expr_p = &TREE_OPERAND (TREE_OPERAND (stmt, 0), 1);
expr_p = &GIMPLE_STMT_OPERAND (TREE_OPERAND (stmt, 0), 1);
modify_expr_p = true;
}
else
{
expr_p = &TREE_OPERAND (stmt, 1);
expr_p = &GENERIC_TREE_OPERAND (stmt, 1);
modify_expr_p = true;
}
@ -1552,7 +1552,7 @@ eliminate_redundant_computations (tree stmt)
return retval;
}
/* STMT, a MODIFY_EXPR, may create certain equivalences, in either
/* STMT, a GIMPLE_MODIFY_STMT, may create certain equivalences, in either
the available expressions table or the const_and_copies table.
Detect and record those equivalences. */
@ -1561,12 +1561,12 @@ record_equivalences_from_stmt (tree stmt,
int may_optimize_p,
stmt_ann_t ann)
{
tree lhs = TREE_OPERAND (stmt, 0);
tree lhs = GIMPLE_STMT_OPERAND (stmt, 0);
enum tree_code lhs_code = TREE_CODE (lhs);
if (lhs_code == SSA_NAME)
{
tree rhs = TREE_OPERAND (stmt, 1);
tree rhs = GIMPLE_STMT_OPERAND (stmt, 1);
/* Strip away any useless type conversions. */
STRIP_USELESS_TYPE_CONVERSION (rhs);
@ -1588,11 +1588,11 @@ record_equivalences_from_stmt (tree stmt,
vops and recording the result in the available expression table,
we may be able to expose more redundant loads. */
if (!ann->has_volatile_ops
&& (TREE_CODE (TREE_OPERAND (stmt, 1)) == SSA_NAME
|| is_gimple_min_invariant (TREE_OPERAND (stmt, 1)))
&& (TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 1)) == SSA_NAME
|| is_gimple_min_invariant (GIMPLE_STMT_OPERAND (stmt, 1)))
&& !is_gimple_reg (lhs))
{
tree rhs = TREE_OPERAND (stmt, 1);
tree rhs = GIMPLE_STMT_OPERAND (stmt, 1);
tree new;
/* FIXME: If the LHS of the assignment is a bitfield and the RHS
@ -1619,7 +1619,7 @@ record_equivalences_from_stmt (tree stmt,
if (rhs)
{
/* Build a new statement with the RHS and LHS exchanged. */
new = build2 (MODIFY_EXPR, TREE_TYPE (stmt), rhs, lhs);
new = build2_gimple (GIMPLE_MODIFY_STMT, rhs, lhs);
create_ssa_artficial_load_stmt (new, stmt);
@ -1840,11 +1840,14 @@ optimize_stmt (struct dom_walk_data *walk_data ATTRIBUTE_UNUSED,
may_optimize_p = (!ann->has_volatile_ops
&& ((TREE_CODE (stmt) == RETURN_EXPR
&& TREE_OPERAND (stmt, 0)
&& TREE_CODE (TREE_OPERAND (stmt, 0)) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (stmt, 0))
== GIMPLE_MODIFY_STMT
&& ! (TREE_SIDE_EFFECTS
(TREE_OPERAND (TREE_OPERAND (stmt, 0), 1))))
|| (TREE_CODE (stmt) == MODIFY_EXPR
&& ! TREE_SIDE_EFFECTS (TREE_OPERAND (stmt, 1)))
(GIMPLE_STMT_OPERAND
(TREE_OPERAND (stmt, 0), 1))))
|| (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
&& ! TREE_SIDE_EFFECTS (GIMPLE_STMT_OPERAND (stmt,
1)))
|| TREE_CODE (stmt) == COND_EXPR
|| TREE_CODE (stmt) == SWITCH_EXPR));
@ -1852,7 +1855,7 @@ optimize_stmt (struct dom_walk_data *walk_data ATTRIBUTE_UNUSED,
may_have_exposed_new_symbols |= eliminate_redundant_computations (stmt);
/* Record any additional equivalences created by this statement. */
if (TREE_CODE (stmt) == MODIFY_EXPR)
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT)
record_equivalences_from_stmt (stmt,
may_optimize_p,
ann);
@ -1917,7 +1920,7 @@ optimize_stmt (struct dom_walk_data *walk_data ATTRIBUTE_UNUSED,
is also added to the stack pointed to by BLOCK_AVAIL_EXPRS_P, so that they
can be removed when we finish processing this block and its children.
NOTE: This function assumes that STMT is a MODIFY_EXPR node that
NOTE: This function assumes that STMT is a GIMPLE_MODIFY_STMT node that
contains no CALL_EXPR on its RHS and makes no volatile nor
aliased references. */
@ -1929,7 +1932,8 @@ lookup_avail_expr (tree stmt, bool insert)
tree temp;
struct expr_hash_elt *element = XNEW (struct expr_hash_elt);
lhs = TREE_CODE (stmt) == MODIFY_EXPR ? TREE_OPERAND (stmt, 0) : NULL;
lhs = TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
? GIMPLE_STMT_OPERAND (stmt, 0) : NULL;
initialize_hash_element (stmt, lhs, element);
@ -1978,8 +1982,8 @@ lookup_avail_expr (tree stmt, bool insert)
}
/* Hashing and equality functions for AVAIL_EXPRS. The table stores
MODIFY_EXPR statements. We compute a value number for expressions using
the code of the expression and the SSA numbers of its operands. */
GIMPLE_MODIFY_STMT statements. We compute a value number for expressions
using the code of the expression and the SSA numbers of its operands. */
static hashval_t
avail_expr_hash (const void *p)
@ -2078,7 +2082,7 @@ degenerate_phi_result (tree phi)
return (i == PHI_NUM_ARGS (phi) ? val : NULL);
}
/* Given a tree node T, which is either a PHI_NODE or MODIFY_EXPR,
/* Given a tree node T, which is either a PHI_NODE or GIMPLE_MODIFY_STMT,
remove it from the IL. */
static void
@ -2093,7 +2097,7 @@ remove_stmt_or_phi (tree t)
}
}
/* Given a tree node T, which is either a PHI_NODE or MODIFY_EXPR,
/* Given a tree node T, which is either a PHI_NODE or GIMPLE_MODIFY_STMT,
return the "rhs" of the node, in the case of a non-degenerate
PHI, NULL is returned. */
@ -2102,13 +2106,13 @@ get_rhs_or_phi_arg (tree t)
{
if (TREE_CODE (t) == PHI_NODE)
return degenerate_phi_result (t);
else if (TREE_CODE (t) == MODIFY_EXPR)
return TREE_OPERAND (t, 1);
else if (TREE_CODE (t) == GIMPLE_MODIFY_STMT)
return GIMPLE_STMT_OPERAND (t, 1);
gcc_unreachable ();
}
/* Given a tree node T, which is either a PHI_NODE or a MODIFY_EXPR,
/* Given a tree node T, which is either a PHI_NODE or a GIMPLE_MODIFY_STMT,
return the "lhs" of the node. */
static tree
@ -2116,8 +2120,8 @@ get_lhs_or_phi_result (tree t)
{
if (TREE_CODE (t) == PHI_NODE)
return PHI_RESULT (t);
else if (TREE_CODE (t) == MODIFY_EXPR)
return TREE_OPERAND (t, 0);
else if (TREE_CODE (t) == GIMPLE_MODIFY_STMT)
return GIMPLE_STMT_OPERAND (t, 0);
gcc_unreachable ();
}
@ -2239,9 +2243,10 @@ propagate_rhs_into_lhs (tree stmt, tree lhs, tree rhs, bitmap interesting_names)
/* If we replaced a variable index with a constant, then
we would need to update the invariant flag for ADDR_EXPRs. */
if (TREE_CODE (use_stmt) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (use_stmt, 1)) == ADDR_EXPR)
recompute_tree_invariant_for_addr_expr (TREE_OPERAND (use_stmt, 1));
if (TREE_CODE (use_stmt) == GIMPLE_MODIFY_STMT
&& TREE_CODE (GIMPLE_STMT_OPERAND (use_stmt, 1)) == ADDR_EXPR)
recompute_tree_invariant_for_addr_expr
(GIMPLE_STMT_OPERAND (use_stmt, 1));
/* If we cleaned up EH information from the statement,
mark its containing block as needing EH cleanups. */
@ -2254,10 +2259,11 @@ propagate_rhs_into_lhs (tree stmt, tree lhs, tree rhs, bitmap interesting_names)
/* Propagation may expose new trivial copy/constant propagation
opportunities. */
if (TREE_CODE (use_stmt) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (use_stmt, 0)) == SSA_NAME
&& (TREE_CODE (TREE_OPERAND (use_stmt, 1)) == SSA_NAME
|| is_gimple_min_invariant (TREE_OPERAND (use_stmt, 1))))
if (TREE_CODE (use_stmt) == GIMPLE_MODIFY_STMT
&& TREE_CODE (GIMPLE_STMT_OPERAND (use_stmt, 0)) == SSA_NAME
&& (TREE_CODE (GIMPLE_STMT_OPERAND (use_stmt, 1)) == SSA_NAME
|| is_gimple_min_invariant (GIMPLE_STMT_OPERAND (use_stmt,
1))))
{
tree result = get_lhs_or_phi_result (use_stmt);
bitmap_set_bit (interesting_names, SSA_NAME_VERSION (result));

12
gcc/tree-ssa-dse.c
View File

@ -205,7 +205,7 @@ memory_address_same (tree store1, tree store2)
walk_data.store1_bb = bb_for_stmt (store1);
walk_data.store2_bb = bb_for_stmt (store2);
return (walk_tree (&TREE_OPERAND (store1, 0), memory_ssa_name_same,
return (walk_tree (&GIMPLE_STMT_OPERAND (store1, 0), memory_ssa_name_same,
&walk_data, NULL)
== NULL);
}
@ -237,15 +237,15 @@ dse_optimize_stmt (struct dom_walk_data *walk_data,
if (ZERO_SSA_OPERANDS (stmt, (SSA_OP_VMAYDEF|SSA_OP_VMUSTDEF)))
return;
/* We know we have virtual definitions. If this is a MODIFY_EXPR that's
not also a function call, then record it into our table. */
/* We know we have virtual definitions. If this is a GIMPLE_MODIFY_STMT
that's not also a function call, then record it into our table. */
if (get_call_expr_in (stmt))
return;
if (ann->has_volatile_ops)
return;
if (TREE_CODE (stmt) == MODIFY_EXPR)
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT)
{
use_operand_p first_use_p = NULL_USE_OPERAND_P;
use_operand_p use_p = NULL;
@ -328,8 +328,8 @@ dse_optimize_stmt (struct dom_walk_data *walk_data,
SSA-form variables in the address will have the same values. */
if (use_p != NULL_USE_OPERAND_P
&& bitmap_bit_p (dse_gd->stores, get_stmt_uid (use_stmt))
&& operand_equal_p (TREE_OPERAND (stmt, 0),
TREE_OPERAND (use_stmt, 0), 0)
&& operand_equal_p (GIMPLE_STMT_OPERAND (stmt, 0),
GIMPLE_STMT_OPERAND (use_stmt, 0), 0)
&& memory_address_same (stmt, use_stmt))
{
/* Make sure we propagate the ABNORMAL bit setting. */

93
gcc/tree-ssa-forwprop.c
View File

@ -162,9 +162,9 @@ ssa_name_defined_by_comparison_p (tree var)
{
tree def = SSA_NAME_DEF_STMT (var);
if (TREE_CODE (def) == MODIFY_EXPR)
if (TREE_CODE (def) == GIMPLE_MODIFY_STMT)
{
tree rhs = TREE_OPERAND (def, 1);
tree rhs = GIMPLE_STMT_OPERAND (def, 1);
return COMPARISON_CLASS_P (rhs);
}
@ -203,12 +203,12 @@ forward_propagate_into_cond_1 (tree cond, tree *test_var_p)
test_var = TREE_OPERAND (cond, 0);
/* Now get the defining statement for TEST_VAR. Skip this case if
it's not defined by some MODIFY_EXPR. */
it's not defined by some GIMPLE_MODIFY_STMT. */
def = SSA_NAME_DEF_STMT (test_var);
if (TREE_CODE (def) != MODIFY_EXPR)
if (TREE_CODE (def) != GIMPLE_MODIFY_STMT)
return NULL_TREE;
def_rhs = TREE_OPERAND (def, 1);
def_rhs = GIMPLE_STMT_OPERAND (def, 1);
/* If TEST_VAR is set by adding or subtracting a constant
from an SSA_NAME, then it is interesting to us as we
@ -429,15 +429,15 @@ find_equivalent_equality_comparison (tree cond)
tree def_stmt = SSA_NAME_DEF_STMT (op0);
while (def_stmt
&& TREE_CODE (def_stmt) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (def_stmt, 1)) == SSA_NAME)
def_stmt = SSA_NAME_DEF_STMT (TREE_OPERAND (def_stmt, 1));
&& TREE_CODE (def_stmt) == GIMPLE_MODIFY_STMT
&& TREE_CODE (GIMPLE_STMT_OPERAND (def_stmt, 1)) == SSA_NAME)
def_stmt = SSA_NAME_DEF_STMT (GIMPLE_STMT_OPERAND (def_stmt, 1));
/* OP0 might have been a parameter, so first make sure it
was defined by a MODIFY_EXPR. */
if (def_stmt && TREE_CODE (def_stmt) == MODIFY_EXPR)
was defined by a GIMPLE_MODIFY_STMT. */
if (def_stmt && TREE_CODE (def_stmt) == GIMPLE_MODIFY_STMT)
{
tree def_rhs = TREE_OPERAND (def_stmt, 1);
tree def_rhs = GIMPLE_STMT_OPERAND (def_stmt, 1);
/* If either operand to the comparison is a pointer to
a function, then we can not apply this optimization
@ -450,7 +450,7 @@ find_equivalent_equality_comparison (tree cond)
&& TREE_CODE (TREE_TYPE (TREE_TYPE (op1))) == FUNCTION_TYPE))
return NULL;
/* Now make sure the RHS of the MODIFY_EXPR is a typecast. */
/* Now make sure the RHS of the GIMPLE_MODIFY_STMT is a typecast. */
if ((TREE_CODE (def_rhs) == NOP_EXPR
|| TREE_CODE (def_rhs) == CONVERT_EXPR)
&& TREE_CODE (TREE_OPERAND (def_rhs, 0)) == SSA_NAME)
@ -583,8 +583,8 @@ tidy_after_forward_propagate_addr (tree stmt)
&& tree_purge_dead_eh_edges (bb_for_stmt (stmt)))
cfg_changed = true;
if (TREE_CODE (TREE_OPERAND (stmt, 1)) == ADDR_EXPR)
recompute_tree_invariant_for_addr_expr (TREE_OPERAND (stmt, 1));
if (TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 1)) == ADDR_EXPR)
recompute_tree_invariant_for_addr_expr (GIMPLE_STMT_OPERAND (stmt, 1));
mark_new_vars_to_rename (stmt);
}
@ -610,13 +610,13 @@ forward_propagate_addr_into_variable_array_index (tree offset, tree lhs,
{
tree index;
/* The offset must be defined by a simple MODIFY_EXPR statement. */
if (TREE_CODE (offset) != MODIFY_EXPR)
/* The offset must be defined by a simple GIMPLE_MODIFY_STMT statement. */
if (TREE_CODE (offset) != GIMPLE_MODIFY_STMT)
return false;
/* The RHS of the statement which defines OFFSET must be a gimple
cast of another SSA_NAME. */
offset = TREE_OPERAND (offset, 1);
offset = GIMPLE_STMT_OPERAND (offset, 1);
if (!is_gimple_cast (offset))
return false;
@ -629,15 +629,15 @@ forward_propagate_addr_into_variable_array_index (tree offset, tree lhs,
offset = SSA_NAME_DEF_STMT (offset);
/* The statement which defines OFFSET before type conversion
must be a simple MODIFY_EXPR. */
if (TREE_CODE (offset) != MODIFY_EXPR)
must be a simple GIMPLE_MODIFY_STMT. */
if (TREE_CODE (offset) != GIMPLE_MODIFY_STMT)
return false;
/* The RHS of the statement which defines OFFSET must be a
multiplication of an object by the size of the array elements.
This implicitly verifies that the size of the array elements
is constant. */
offset = TREE_OPERAND (offset, 1);
offset = GIMPLE_STMT_OPERAND (offset, 1);
if (TREE_CODE (offset) != MULT_EXPR
|| TREE_CODE (TREE_OPERAND (offset, 1)) != INTEGER_CST
|| !simple_cst_equal (TREE_OPERAND (offset, 1),
@ -648,8 +648,10 @@ forward_propagate_addr_into_variable_array_index (tree offset, tree lhs,
index = TREE_OPERAND (offset, 0);
/* Replace the pointer addition with array indexing. */
TREE_OPERAND (use_stmt, 1) = unshare_expr (TREE_OPERAND (stmt, 1));
TREE_OPERAND (TREE_OPERAND (TREE_OPERAND (use_stmt, 1), 0), 1) = index;
GIMPLE_STMT_OPERAND (use_stmt, 1)
= unshare_expr (GIMPLE_STMT_OPERAND (stmt, 1));
TREE_OPERAND (TREE_OPERAND (GIMPLE_STMT_OPERAND (use_stmt, 1), 0), 1)
= index;
/* That should have created gimple, so there is no need to
record information to undo the propagation. */
@ -673,12 +675,12 @@ forward_propagate_addr_into_variable_array_index (tree offset, tree lhs,
static bool
forward_propagate_addr_expr_1 (tree stmt, tree use_stmt, bool *changed)
{
tree name = TREE_OPERAND (stmt, 0);
tree name = GIMPLE_STMT_OPERAND (stmt, 0);
tree lhs, rhs, array_ref;
/* Strip away any outer COMPONENT_REF/ARRAY_REF nodes from the LHS.
ADDR_EXPR will not appear on the LHS. */
lhs = TREE_OPERAND (use_stmt, 0);
lhs = GIMPLE_STMT_OPERAND (use_stmt, 0);
while (TREE_CODE (lhs) == COMPONENT_REF || TREE_CODE (lhs) == ARRAY_REF)
lhs = TREE_OPERAND (lhs, 0);
@ -688,7 +690,7 @@ forward_propagate_addr_expr_1 (tree stmt, tree use_stmt, bool *changed)
{
/* This should always succeed in creating gimple, so there is
no need to save enough state to undo this propagation. */
TREE_OPERAND (lhs, 0) = unshare_expr (TREE_OPERAND (stmt, 1));
TREE_OPERAND (lhs, 0) = unshare_expr (GIMPLE_STMT_OPERAND (stmt, 1));
fold_stmt_inplace (use_stmt);
tidy_after_forward_propagate_addr (use_stmt);
if (changed)
@ -702,9 +704,11 @@ forward_propagate_addr_expr_1 (tree stmt, tree use_stmt, bool *changed)
we can catch some cascading effects, ie the single use is
in a copy, and the copy is used later by a single INDIRECT_REF
for example. */
else if (TREE_CODE (lhs) == SSA_NAME && TREE_OPERAND (use_stmt, 1) == name)
else if (TREE_CODE (lhs) == SSA_NAME
&& GIMPLE_STMT_OPERAND (use_stmt, 1) == name)
{
TREE_OPERAND (use_stmt, 1) = unshare_expr (TREE_OPERAND (stmt, 1));
GIMPLE_STMT_OPERAND (use_stmt, 1)
= unshare_expr (GIMPLE_STMT_OPERAND (stmt, 1));
tidy_after_forward_propagate_addr (use_stmt);
if (changed)
*changed = true;
@ -713,7 +717,7 @@ forward_propagate_addr_expr_1 (tree stmt, tree use_stmt, bool *changed)
/* Strip away any outer COMPONENT_REF, ARRAY_REF or ADDR_EXPR
nodes from the RHS. */
rhs = TREE_OPERAND (use_stmt, 1);
rhs = GIMPLE_STMT_OPERAND (use_stmt, 1);
while (TREE_CODE (rhs) == COMPONENT_REF
|| TREE_CODE (rhs) == ARRAY_REF
|| TREE_CODE (rhs) == ADDR_EXPR)
@ -725,7 +729,7 @@ forward_propagate_addr_expr_1 (tree stmt, tree use_stmt, bool *changed)
{
/* This should always succeed in creating gimple, so there is
no need to save enough state to undo this propagation. */
TREE_OPERAND (rhs, 0) = unshare_expr (TREE_OPERAND (stmt, 1));
TREE_OPERAND (rhs, 0) = unshare_expr (GIMPLE_STMT_OPERAND (stmt, 1));
fold_stmt_inplace (use_stmt);
tidy_after_forward_propagate_addr (use_stmt);
if (changed)
@ -737,7 +741,7 @@ forward_propagate_addr_expr_1 (tree stmt, tree use_stmt, bool *changed)
array indexing. They only apply when we have the address of
element zero in an array. If that is not the case then there
is nothing to do. */
array_ref = TREE_OPERAND (TREE_OPERAND (stmt, 1), 0);
array_ref = TREE_OPERAND (GIMPLE_STMT_OPERAND (stmt, 1), 0);
if (TREE_CODE (array_ref) != ARRAY_REF
|| TREE_CODE (TREE_TYPE (TREE_OPERAND (array_ref, 0))) != ARRAY_TYPE
|| !integer_zerop (TREE_OPERAND (array_ref, 1)))
@ -754,7 +758,7 @@ forward_propagate_addr_expr_1 (tree stmt, tree use_stmt, bool *changed)
&& TREE_CODE (TREE_OPERAND (rhs, 1)) == INTEGER_CST)
{
tree orig = unshare_expr (rhs);
TREE_OPERAND (rhs, 0) = unshare_expr (TREE_OPERAND (stmt, 1));
TREE_OPERAND (rhs, 0) = unshare_expr (GIMPLE_STMT_OPERAND (stmt, 1));
/* If folding succeeds, then we have just exposed new variables
in USE_STMT which will need to be renamed. If folding fails,
@ -768,7 +772,7 @@ forward_propagate_addr_expr_1 (tree stmt, tree use_stmt, bool *changed)
}
else
{
TREE_OPERAND (use_stmt, 1) = orig;
GIMPLE_STMT_OPERAND (use_stmt, 1) = orig;
update_stmt (use_stmt);
return false;
}
@ -826,7 +830,7 @@ static bool
forward_propagate_addr_expr (tree stmt, bool *some)
{
int stmt_loop_depth = bb_for_stmt (stmt)->loop_depth;
tree name = TREE_OPERAND (stmt, 0);
tree name = GIMPLE_STMT_OPERAND (stmt, 0);
imm_use_iterator iter;
tree use_stmt;
bool all = true;
@ -837,7 +841,7 @@ forward_propagate_addr_expr (tree stmt, bool *some)
/* If the use is not in a simple assignment statement, then
there is nothing we can do. */
if (TREE_CODE (use_stmt) != MODIFY_EXPR)
if (TREE_CODE (use_stmt) != GIMPLE_MODIFY_STMT)
{
all = false;
continue;
@ -877,20 +881,21 @@ forward_propagate_addr_expr (tree stmt, bool *some)
static void
simplify_not_neg_expr (tree stmt)
{
tree rhs = TREE_OPERAND (stmt, 1);
tree rhs = GIMPLE_STMT_OPERAND (stmt, 1);
tree rhs_def_stmt = SSA_NAME_DEF_STMT (TREE_OPERAND (rhs, 0));
/* See if the RHS_DEF_STMT has the same form as our statement. */
if (TREE_CODE (rhs_def_stmt) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (rhs_def_stmt, 1)) == TREE_CODE (rhs))
if (TREE_CODE (rhs_def_stmt) == GIMPLE_MODIFY_STMT
&& TREE_CODE (GIMPLE_STMT_OPERAND (rhs_def_stmt, 1)) == TREE_CODE (rhs))
{
tree rhs_def_operand = TREE_OPERAND (TREE_OPERAND (rhs_def_stmt, 1), 0);
tree rhs_def_operand =
TREE_OPERAND (GIMPLE_STMT_OPERAND (rhs_def_stmt, 1), 0);
/* Verify that RHS_DEF_OPERAND is a suitable SSA_NAME. */
if (TREE_CODE (rhs_def_operand) == SSA_NAME
&& ! SSA_NAME_OCCURS_IN_ABNORMAL_PHI (rhs_def_operand))
{
TREE_OPERAND (stmt, 1) = rhs_def_operand;
GIMPLE_STMT_OPERAND (stmt, 1) = rhs_def_operand;
update_stmt (stmt);
}
}
@ -911,9 +916,9 @@ simplify_switch_expr (tree stmt)
if (TREE_CODE (cond) == SSA_NAME)
{
def = SSA_NAME_DEF_STMT (cond);
if (TREE_CODE (def) == MODIFY_EXPR)
if (TREE_CODE (def) == GIMPLE_MODIFY_STMT)
{
def = TREE_OPERAND (def, 1);
def = GIMPLE_STMT_OPERAND (def, 1);
if (TREE_CODE (def) == NOP_EXPR)
{
int need_precision;
@ -974,10 +979,10 @@ tree_ssa_forward_propagate_single_use_vars (void)
/* If this statement sets an SSA_NAME to an address,
try to propagate the address into the uses of the SSA_NAME. */
if (TREE_CODE (stmt) == MODIFY_EXPR)
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT)
{
tree lhs = TREE_OPERAND (stmt, 0);
tree rhs = TREE_OPERAND (stmt, 1);
tree lhs = GIMPLE_STMT_OPERAND (stmt, 0);
tree rhs = GIMPLE_STMT_OPERAND (stmt, 1);
if (TREE_CODE (lhs) != SSA_NAME)

6
gcc/tree-ssa-live.c
View File

@ -1331,10 +1331,10 @@ build_tree_conflict_graph (tree_live_info_p liveinfo, tpa_p tpa,
be interested in trying to coalesce SSA_NAME variables with
root variables in some cases. */
if (TREE_CODE (stmt) == MODIFY_EXPR)
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT)
{
tree lhs = TREE_OPERAND (stmt, 0);
tree rhs = TREE_OPERAND (stmt, 1);
tree lhs = GIMPLE_STMT_OPERAND (stmt, 0);
tree rhs = GIMPLE_STMT_OPERAND (stmt, 1);
int p1, p2;
int bit;

31
gcc/tree-ssa-loop-im.c
View File

@ -244,7 +244,7 @@ movement_possibility (tree stmt)
return MOVE_POSSIBLE;
}
if (TREE_CODE (stmt) != MODIFY_EXPR)
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
return MOVE_IMPOSSIBLE;
if (stmt_ends_bb_p (stmt))
@ -253,12 +253,12 @@ movement_possibility (tree stmt)
if (stmt_ann (stmt)->has_volatile_ops)
return MOVE_IMPOSSIBLE;
lhs = TREE_OPERAND (stmt, 0);
lhs = GIMPLE_STMT_OPERAND (stmt, 0);
if (TREE_CODE (lhs) == SSA_NAME
&& SSA_NAME_OCCURS_IN_ABNORMAL_PHI (lhs))
return MOVE_IMPOSSIBLE;
rhs = TREE_OPERAND (stmt, 1);
rhs = GIMPLE_STMT_OPERAND (stmt, 1);
if (TREE_SIDE_EFFECTS (rhs))
return MOVE_IMPOSSIBLE;
@ -423,7 +423,7 @@ stmt_cost (tree stmt)
if (TREE_CODE (stmt) == COND_EXPR)
return LIM_EXPENSIVE;
rhs = TREE_OPERAND (stmt, 1);
rhs = GENERIC_TREE_OPERAND (stmt, 1);
/* Hoisting memory references out should almost surely be a win. */
if (stmt_references_memory_p (stmt))
@ -609,7 +609,7 @@ determine_invariantness_stmt (struct dom_walk_data *dw_data ATTRIBUTE_UNUSED,
/* If divisor is invariant, convert a/b to a*(1/b), allowing reciprocal
to be hoisted out of loop, saving expensive divide. */
if (pos == MOVE_POSSIBLE
&& (rhs = TREE_OPERAND (stmt, 1)) != NULL
&& (rhs = GENERIC_TREE_OPERAND (stmt, 1)) != NULL
&& TREE_CODE (rhs) == RDIV_EXPR
&& flag_unsafe_math_optimizations
&& !flag_trapping_math
@ -620,19 +620,19 @@ determine_invariantness_stmt (struct dom_walk_data *dw_data ATTRIBUTE_UNUSED,
{
tree lhs, stmt1, stmt2, var, name;
lhs = TREE_OPERAND (stmt, 0);
lhs = GENERIC_TREE_OPERAND (stmt, 0);
/* stmt must be MODIFY_EXPR. */
/* stmt must be GIMPLE_MODIFY_STMT. */
var = create_tmp_var (TREE_TYPE (rhs), "reciptmp");
add_referenced_var (var);
stmt1 = build2 (MODIFY_EXPR, void_type_node, var,
stmt1 = build2 (GIMPLE_MODIFY_STMT, void_type_node, var,
build2 (RDIV_EXPR, TREE_TYPE (rhs),
build_real (TREE_TYPE (rhs), dconst1),
TREE_OPERAND (rhs, 1)));
name = make_ssa_name (var, stmt1);
TREE_OPERAND (stmt1, 0) = name;
stmt2 = build2 (MODIFY_EXPR, void_type_node, lhs,
GIMPLE_STMT_OPERAND (stmt1, 0) = name;
stmt2 = build2 (GIMPLE_MODIFY_STMT, void_type_node, lhs,
build2 (MULT_EXPR, TREE_TYPE (rhs),
name, TREE_OPERAND (rhs, 0)));
@ -1051,7 +1051,7 @@ schedule_sm (struct loop *loop, VEC (edge, heap) *exits, tree ref,
LIM_DATA (aref->stmt)->sm_done = true;
/* Emit the load & stores. */
load = build2 (MODIFY_EXPR, void_type_node, tmp_var, ref);
load = build2_gimple (GIMPLE_MODIFY_STMT, tmp_var, ref);
get_stmt_ann (load)->common.aux = xcalloc (1, sizeof (struct lim_aux_data));
LIM_DATA (load)->max_loop = loop;
LIM_DATA (load)->tgt_loop = loop;
@ -1062,8 +1062,7 @@ schedule_sm (struct loop *loop, VEC (edge, heap) *exits, tree ref,
for (i = 0; VEC_iterate (edge, exits, i, ex); i++)
{
store = build2 (MODIFY_EXPR, void_type_node,
unshare_expr (ref), tmp_var);
store = build2_gimple (GIMPLE_MODIFY_STMT, unshare_expr (ref), tmp_var);
bsi_insert_on_edge (ex, store);
}
}
@ -1201,11 +1200,11 @@ gather_mem_refs_stmt (struct loop *loop, htab_t mem_refs,
return;
/* Recognize MEM = (SSA_NAME | invariant) and SSA_NAME = MEM patterns. */
if (TREE_CODE (stmt) != MODIFY_EXPR)
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
goto fail;
lhs = &TREE_OPERAND (stmt, 0);
rhs = &TREE_OPERAND (stmt, 1);
lhs = &GIMPLE_STMT_OPERAND (stmt, 0);
rhs = &GIMPLE_STMT_OPERAND (stmt, 1);
if (TREE_CODE (*lhs) == SSA_NAME)
{

2
gcc/tree-ssa-loop-ivcanon.c
View File

@ -455,7 +455,7 @@ empty_loop_p (struct loop *loop)
switch (TREE_CODE (stmt))
{
case RETURN_EXPR:
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
stmt = get_call_expr_in (stmt);
if (!stmt)
break;

44
gcc/tree-ssa-loop-ivopts.c
View File

@ -1037,14 +1037,14 @@ find_givs_in_stmt_scev (struct ivopts_data *data, tree stmt, affine_iv *iv)
iv->base = NULL_TREE;
iv->step = NULL_TREE;
if (TREE_CODE (stmt) != MODIFY_EXPR)
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
return false;
lhs = TREE_OPERAND (stmt, 0);
lhs = GIMPLE_STMT_OPERAND (stmt, 0);
if (TREE_CODE (lhs) != SSA_NAME)
return false;
if (!simple_iv (loop, stmt, TREE_OPERAND (stmt, 1), iv, true))
if (!simple_iv (loop, stmt, GIMPLE_STMT_OPERAND (stmt, 1), iv, true))
return false;
iv->base = expand_simple_operations (iv->base);
@ -1065,7 +1065,7 @@ find_givs_in_stmt (struct ivopts_data *data, tree stmt)
if (!find_givs_in_stmt_scev (data, stmt, &iv))
return;
set_iv (data, TREE_OPERAND (stmt, 0), iv.base, iv.step);
set_iv (data, GIMPLE_STMT_OPERAND (stmt, 0), iv.base, iv.step);
}
/* Finds general ivs in basic block BB. */
@ -1222,7 +1222,7 @@ find_interesting_uses_op (struct ivopts_data *data, tree op)
stmt = SSA_NAME_DEF_STMT (op);
gcc_assert (TREE_CODE (stmt) == PHI_NODE
|| TREE_CODE (stmt) == MODIFY_EXPR);
|| TREE_CODE (stmt) == GIMPLE_MODIFY_STMT);
use = record_use (data, NULL, civ, stmt, USE_NONLINEAR_EXPR);
iv->use_id = use->id;
@ -1314,7 +1314,7 @@ expr_invariant_in_loop_p (struct loop *loop, tree expr)
return true;
}
if (!EXPR_P (expr))
if (!EXPR_P (expr) && !GIMPLE_STMT_P (expr))
return false;
len = TREE_CODE_LENGTH (TREE_CODE (expr));
@ -1636,10 +1636,10 @@ find_interesting_uses_stmt (struct ivopts_data *data, tree stmt)
return;
}
if (TREE_CODE (stmt) == MODIFY_EXPR)
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT)
{
lhs = TREE_OPERAND (stmt, 0);
rhs = TREE_OPERAND (stmt, 1);
lhs = GIMPLE_STMT_OPERAND (stmt, 0);
rhs = GIMPLE_STMT_OPERAND (stmt, 1);
if (TREE_CODE (lhs) == SSA_NAME)
{
@ -1655,13 +1655,16 @@ find_interesting_uses_stmt (struct ivopts_data *data, tree stmt)
switch (TREE_CODE_CLASS (TREE_CODE (rhs)))
{
case tcc_comparison:
find_interesting_uses_cond (data, stmt, &TREE_OPERAND (stmt, 1));
find_interesting_uses_cond (data, stmt,
&GIMPLE_STMT_OPERAND (stmt, 1));
return;
case tcc_reference:
find_interesting_uses_address (data, stmt, &TREE_OPERAND (stmt, 1));
find_interesting_uses_address (data, stmt,
&GIMPLE_STMT_OPERAND (stmt, 1));
if (REFERENCE_CLASS_P (lhs))
find_interesting_uses_address (data, stmt, &TREE_OPERAND (stmt, 0));
find_interesting_uses_address (data, stmt,
&GIMPLE_STMT_OPERAND (stmt, 0));
return;
default: ;
@ -1670,7 +1673,8 @@ find_interesting_uses_stmt (struct ivopts_data *data, tree stmt)
if (REFERENCE_CLASS_P (lhs)
&& is_gimple_val (rhs))
{
find_interesting_uses_address (data, stmt, &TREE_OPERAND (stmt, 0));
find_interesting_uses_address (data, stmt,
&GIMPLE_STMT_OPERAND (stmt, 0));
find_interesting_uses_op (data, rhs);
return;
}
@ -5383,8 +5387,8 @@ rewrite_use_nonlinear_expr (struct ivopts_data *data,
tree step, ctype, utype;
enum tree_code incr_code = PLUS_EXPR;
gcc_assert (TREE_CODE (use->stmt) == MODIFY_EXPR);
gcc_assert (TREE_OPERAND (use->stmt, 0) == cand->var_after);
gcc_assert (TREE_CODE (use->stmt) == GIMPLE_MODIFY_STMT);
gcc_assert (GIMPLE_STMT_OPERAND (use->stmt, 0) == cand->var_after);
step = cand->iv->step;
ctype = TREE_TYPE (step);
@ -5400,7 +5404,7 @@ rewrite_use_nonlinear_expr (struct ivopts_data *data,
computations in the loop -- otherwise, the computation
we rely upon may be removed in remove_unused_ivs,
thus leading to ICE. */
op = TREE_OPERAND (use->stmt, 1);
op = GIMPLE_STMT_OPERAND (use->stmt, 1);
if (TREE_CODE (op) == PLUS_EXPR
|| TREE_CODE (op) == MINUS_EXPR)
{
@ -5448,8 +5452,8 @@ rewrite_use_nonlinear_expr (struct ivopts_data *data,
}
break;
case MODIFY_EXPR:
tgt = TREE_OPERAND (use->stmt, 0);
case GIMPLE_MODIFY_STMT:
tgt = GIMPLE_STMT_OPERAND (use->stmt, 0);
bsi = bsi_for_stmt (use->stmt);
break;
@ -5463,7 +5467,7 @@ rewrite_use_nonlinear_expr (struct ivopts_data *data,
{
if (stmts)
bsi_insert_after (&bsi, stmts, BSI_CONTINUE_LINKING);
ass = build2 (MODIFY_EXPR, TREE_TYPE (tgt), tgt, op);
ass = build2_gimple (GIMPLE_MODIFY_STMT, tgt, op);
bsi_insert_after (&bsi, ass, BSI_NEW_STMT);
remove_statement (use->stmt, false);
SSA_NAME_DEF_STMT (tgt) = ass;
@ -5472,7 +5476,7 @@ rewrite_use_nonlinear_expr (struct ivopts_data *data,
{
if (stmts)
bsi_insert_before (&bsi, stmts, BSI_SAME_STMT);
TREE_OPERAND (use->stmt, 1) = op;
GIMPLE_STMT_OPERAND (use->stmt, 1) = op;
}
}

5
gcc/tree-ssa-loop-manip.c
View File

@ -100,9 +100,8 @@ create_iv (tree base, tree step, tree var, struct loop *loop,
if (stmts)
bsi_insert_on_edge_immediate (pe, stmts);
stmt = build2 (MODIFY_EXPR, void_type_node, va,
build2 (incr_op, TREE_TYPE (base),
vb, step));
stmt = build2_gimple (GIMPLE_MODIFY_STMT, va,
build2 (incr_op, TREE_TYPE (base), vb, step));
SSA_NAME_DEF_STMT (va) = stmt;
if (after)
bsi_insert_after (incr_pos, stmt, BSI_NEW_STMT);

27
gcc/tree-ssa-loop-niter.c
View File

@ -684,7 +684,7 @@ simplify_replace_tree (tree expr, tree old, tree new)
|| operand_equal_p (expr, old, 0))
return unshare_expr (new);
if (!EXPR_P (expr))
if (!EXPR_P (expr) && !GIMPLE_STMT_P (expr))
return expr;
n = TREE_CODE_LENGTH (TREE_CODE (expr));
@ -744,10 +744,10 @@ expand_simple_operations (tree expr)
return expr;
stmt = SSA_NAME_DEF_STMT (expr);
if (TREE_CODE (stmt) != MODIFY_EXPR)
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
return expr;
e = TREE_OPERAND (stmt, 1);
e = GIMPLE_STMT_OPERAND (stmt, 1);
if (/* Casts are simple. */
TREE_CODE (e) != NOP_EXPR
&& TREE_CODE (e) != CONVERT_EXPR
@ -1255,7 +1255,7 @@ chain_of_csts_start (struct loop *loop, tree x)
return NULL_TREE;
}
if (TREE_CODE (stmt) != MODIFY_EXPR)
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
return NULL_TREE;
if (!ZERO_SSA_OPERANDS (stmt, SSA_OP_ALL_VIRTUALS))
@ -1337,7 +1337,7 @@ get_val_for (tree x, tree base)
nx = USE_FROM_PTR (op);
val = get_val_for (nx, base);
SET_USE (op, val);
val = fold (TREE_OPERAND (stmt, 1));
val = fold (GIMPLE_STMT_OPERAND (stmt, 1));
SET_USE (op, nx);
/* only iterate loop once. */
return val;
@ -1655,10 +1655,11 @@ derive_constant_upper_bound (tree val, tree additional)
case SSA_NAME:
stmt = SSA_NAME_DEF_STMT (val);
if (TREE_CODE (stmt) != MODIFY_EXPR
|| TREE_OPERAND (stmt, 0) != val)
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT
|| GIMPLE_STMT_OPERAND (stmt, 0) != val)
return max;
return derive_constant_upper_bound (TREE_OPERAND (stmt, 1), additional);
return derive_constant_upper_bound (GIMPLE_STMT_OPERAND (stmt, 1),
additional);
default:
return max;
@ -1872,10 +1873,10 @@ infer_loop_bounds_from_array (struct loop *loop, tree stmt)
{
tree call;
if (TREE_CODE (stmt) == MODIFY_EXPR)
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT)
{
tree op0 = TREE_OPERAND (stmt, 0);
tree op1 = TREE_OPERAND (stmt, 1);
tree op0 = GIMPLE_STMT_OPERAND (stmt, 0);
tree op1 = GIMPLE_STMT_OPERAND (stmt, 1);
/* For each memory access, analyze its access function
and record a bound on the loop iteration domain. */
@ -1906,10 +1907,10 @@ infer_loop_bounds_from_signedness (struct loop *loop, tree stmt)
{
tree def, base, step, scev, type, low, high;
if (flag_wrapv || TREE_CODE (stmt) != MODIFY_EXPR)
if (flag_wrapv || TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
return;
def = TREE_OPERAND (stmt, 0);
def = GIMPLE_STMT_OPERAND (stmt, 0);
if (TREE_CODE (def) != SSA_NAME)
return;

6
gcc/tree-ssa-loop-prefetch.c
View File

@ -461,11 +461,11 @@ gather_memory_references (struct loop *loop)
for (bsi = bsi_start (bb); !bsi_end_p (bsi); bsi_next (&bsi))
{
stmt = bsi_stmt (bsi);
if (TREE_CODE (stmt) != MODIFY_EXPR)
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
continue;
lhs = TREE_OPERAND (stmt, 0);
rhs = TREE_OPERAND (stmt, 1);
lhs = GIMPLE_STMT_OPERAND (stmt, 0);
rhs = GIMPLE_STMT_OPERAND (stmt, 1);
if (REFERENCE_CLASS_P (rhs))
gather_memory_references_ref (loop, &refs, rhs, false, stmt);

14
gcc/tree-ssa-math-opts.c
View File

@ -111,7 +111,7 @@ struct occurrence {
inserted in BB. */
tree recip_def;
/* If non-NULL, the MODIFY_EXPR for a reciprocal computation that
/* If non-NULL, the GIMPLE_MODIFY_STMT for a reciprocal computation that
was inserted in BB. */
tree recip_def_stmt;
@ -274,9 +274,9 @@ compute_merit (struct occurrence *occ)
static inline bool
is_division_by (tree use_stmt, tree def)
{
return TREE_CODE (use_stmt) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (use_stmt, 1)) == RDIV_EXPR
&& TREE_OPERAND (TREE_OPERAND (use_stmt, 1), 1) == def;
return TREE_CODE (use_stmt) == GIMPLE_MODIFY_STMT
&& TREE_CODE (GIMPLE_STMT_OPERAND (use_stmt, 1)) == RDIV_EXPR
&& TREE_OPERAND (GIMPLE_STMT_OPERAND (use_stmt, 1), 1) == def;
}
/* Walk the subset of the dominator tree rooted at OCC, setting the
@ -303,7 +303,7 @@ insert_reciprocals (block_stmt_iterator *def_bsi, struct occurrence *occ,
/* Make a variable with the replacement and substitute it. */
type = TREE_TYPE (def);
recip_def = make_rename_temp (type, "reciptmp");
new_stmt = build2 (MODIFY_EXPR, void_type_node, recip_def,
new_stmt = build2 (GIMPLE_MODIFY_STMT, void_type_node, recip_def,
fold_build2 (RDIV_EXPR, type, build_one_cst (type),
def));
@ -353,7 +353,7 @@ replace_reciprocal (use_operand_p use_p)
if (occ->recip_def && use_stmt != occ->recip_def_stmt)
{
TREE_SET_CODE (TREE_OPERAND (use_stmt, 1), MULT_EXPR);
TREE_SET_CODE (GIMPLE_STMT_OPERAND (use_stmt, 1), MULT_EXPR);
SET_USE (use_p, occ->recip_def);
fold_stmt_inplace (use_stmt);
update_stmt (use_stmt);
@ -490,7 +490,7 @@ execute_cse_reciprocals (void)
for (bsi = bsi_after_labels (bb); !bsi_end_p (bsi); bsi_next (&bsi))
{
tree stmt = bsi_stmt (bsi);
if (TREE_CODE (stmt) == MODIFY_EXPR
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
&& (def = SINGLE_SSA_TREE_OPERAND (stmt, SSA_OP_DEF)) != NULL
&& FLOAT_TYPE_P (TREE_TYPE (def))
&& TREE_CODE (def) == SSA_NAME)

21
gcc/tree-ssa-operands.c
View File

@ -98,7 +98,7 @@ Boston, MA 02110-1301, USA. */
/* Operand is a "non-specific" kill for call-clobbers and such. This
is used to distinguish "reset the world" events from explicit
MODIFY_EXPRs. */
GIMPLE_MODIFY_STMTs. */
#define opf_non_specific (1 << 3)
/* Array for building all the def operands. */
@ -533,7 +533,7 @@ finalize_ssa_defs (tree stmt)
unsigned int num = VEC_length (tree, build_defs);
/* There should only be a single real definition per assignment. */
gcc_assert ((stmt && TREE_CODE (stmt) != MODIFY_EXPR) || num <= 1);
gcc_assert ((stmt && TREE_CODE (stmt) != GIMPLE_MODIFY_STMT) || num <= 1);
/* If there is an old list, often the new list is identical, or close, so
find the elements at the beginning that are the same as the vector. */
@ -1230,7 +1230,7 @@ add_virtual_operand (tree var, stmt_ann_t s_ann, int flags,
check that this only happens on non-specific stores.
Note that if this is a specific store, i.e. associated with a
modify_expr, then we can't suppress the V_MAY_DEF, lest we run
gimple_modify_stmt, then we can't suppress the V_MAY_DEF, lest we run
into validation problems.
This can happen when programs cast away const, leaving us with a
@ -1814,10 +1814,10 @@ get_asm_expr_operands (tree stmt)
/* Scan operands for the assignment expression EXPR in statement STMT. */
static void
get_modify_expr_operands (tree stmt, tree expr)
get_modify_stmt_operands (tree stmt, tree expr)
{
/* First get operands from the RHS. */
get_expr_operands (stmt, &TREE_OPERAND (expr, 1), opf_none);
get_expr_operands (stmt, &GIMPLE_STMT_OPERAND (expr, 1), opf_none);
/* For the LHS, use a regular definition (OPF_IS_DEF) for GIMPLE
registers. If the LHS is a store to memory, we will either need
@ -1832,7 +1832,8 @@ get_modify_expr_operands (tree stmt, tree expr)
The determination of whether to use a preserving or a killing
definition is done while scanning the LHS of the assignment. By
default, assume that we will emit a V_MUST_DEF. */
get_expr_operands (stmt, &TREE_OPERAND (expr, 0), opf_is_def|opf_kill_def);
get_expr_operands (stmt, &GIMPLE_STMT_OPERAND (expr, 0),
opf_is_def|opf_kill_def);
}
@ -2005,8 +2006,8 @@ get_expr_operands (tree stmt, tree *expr_p, int flags)
get_expr_operands (stmt, &TREE_OPERAND (expr, 2), opf_none);
return;
case MODIFY_EXPR:
get_modify_expr_operands (stmt, expr);
case GIMPLE_MODIFY_STMT:
get_modify_stmt_operands (stmt, expr);
return;
case CONSTRUCTOR:
@ -2106,8 +2107,8 @@ parse_ssa_operands (tree stmt)
code = TREE_CODE (stmt);
switch (code)
{
case MODIFY_EXPR:
get_modify_expr_operands (stmt, stmt);
case GIMPLE_MODIFY_STMT:
get_modify_stmt_operands (stmt, stmt);
break;
case COND_EXPR:

32
gcc/tree-ssa-phiopt.c
View File

@ -439,7 +439,7 @@ conditional_replacement (basic_block cond_bb, basic_block middle_bb,
TREE_OPERAND (old_result, 0),
TREE_OPERAND (old_result, 1));
new1 = build2 (MODIFY_EXPR, TREE_TYPE (old_result), new_var, new1);
new1 = build2_gimple (GIMPLE_MODIFY_STMT, new_var, new1);
SSA_NAME_DEF_STMT (new_var) = new1;
bsi_insert_after (&bsi, new1, BSI_NEW_STMT);
@ -470,7 +470,7 @@ conditional_replacement (basic_block cond_bb, basic_block middle_bb,
|| (e1 == true_edge && integer_onep (arg1))
|| (e1 == false_edge && integer_zerop (arg1)))
{
new = build2 (MODIFY_EXPR, TREE_TYPE (new_var1), new_var1, cond);
new = build2_gimple (GIMPLE_MODIFY_STMT, new_var1, cond);
}
else
{
@ -514,14 +514,14 @@ conditional_replacement (basic_block cond_bb, basic_block middle_bb,
tmp = create_tmp_var (TREE_TYPE (op0), NULL);
add_referenced_var (tmp);
cond_tmp = make_ssa_name (tmp, NULL);
new = build2 (MODIFY_EXPR, TREE_TYPE (cond_tmp), cond_tmp, op0);
new = build2_gimple (GIMPLE_MODIFY_STMT, cond_tmp, op0);
SSA_NAME_DEF_STMT (cond_tmp) = new;
bsi_insert_after (&bsi, new, BSI_NEW_STMT);
cond = fold_convert (TREE_TYPE (result), cond_tmp);
}
new = build2 (MODIFY_EXPR, TREE_TYPE (new_var1), new_var1, cond);
new = build2_gimple (GIMPLE_MODIFY_STMT, new_var1, cond);
}
bsi_insert_after (&bsi, new, BSI_NEW_STMT);
@ -715,11 +715,11 @@ minmax_replacement (basic_block cond_bb, basic_block middle_bb,
tree lhs, rhs, op0, op1, bound;
if (!assign
|| TREE_CODE (assign) != MODIFY_EXPR)
|| TREE_CODE (assign) != GIMPLE_MODIFY_STMT)
return false;
lhs = TREE_OPERAND (assign, 0);
rhs = TREE_OPERAND (assign, 1);
lhs = GIMPLE_STMT_OPERAND (assign, 0);
rhs = GIMPLE_STMT_OPERAND (assign, 1);
ass_code = TREE_CODE (rhs);
if (ass_code != MAX_EXPR && ass_code != MIN_EXPR)
return false;
@ -853,8 +853,8 @@ minmax_replacement (basic_block cond_bb, basic_block middle_bb,
/* Emit the statement to compute min/max. */
result = duplicate_ssa_name (PHI_RESULT (phi), NULL);
new = build2 (MODIFY_EXPR, type, result,
build2 (minmax, type, arg0, arg1));
new = build2_gimple (GIMPLE_MODIFY_STMT, result,
build2 (minmax, type, arg0, arg1));
SSA_NAME_DEF_STMT (result) = new;
bsi = bsi_last (cond_bb);
bsi_insert_before (&bsi, new, BSI_NEW_STMT);
@ -901,11 +901,11 @@ abs_replacement (basic_block cond_bb, basic_block middle_bb,
/* If we got here, then we have found the only executable statement
in OTHER_BLOCK. If it is anything other than arg = -arg1 or
arg1 = -arg0, then we can not optimize. */
if (TREE_CODE (assign) != MODIFY_EXPR)
if (TREE_CODE (assign) != GIMPLE_MODIFY_STMT)
return false;
lhs = TREE_OPERAND (assign, 0);
rhs = TREE_OPERAND (assign, 1);
lhs = GIMPLE_STMT_OPERAND (assign, 0);
rhs = GIMPLE_STMT_OPERAND (assign, 1);
if (TREE_CODE (rhs) != NEGATE_EXPR)
return false;
@ -966,8 +966,8 @@ abs_replacement (basic_block cond_bb, basic_block middle_bb,
lhs = result;
/* Build the modify expression with abs expression. */
new = build2 (MODIFY_EXPR, TREE_TYPE (lhs),
lhs, build1 (ABS_EXPR, TREE_TYPE (lhs), rhs));
new = build2_gimple (GIMPLE_MODIFY_STMT,
lhs, build1 (ABS_EXPR, TREE_TYPE (lhs), rhs));
SSA_NAME_DEF_STMT (lhs) = new;
bsi = bsi_last (cond_bb);
@ -978,8 +978,8 @@ abs_replacement (basic_block cond_bb, basic_block middle_bb,
/* Get the right BSI. We want to insert after the recently
added ABS_EXPR statement (which we know is the first statement
in the block. */
new = build2 (MODIFY_EXPR, TREE_TYPE (result),
result, build1 (NEGATE_EXPR, TREE_TYPE (lhs), lhs));
new = build2_gimple (GIMPLE_MODIFY_STMT,
result, build1 (NEGATE_EXPR, TREE_TYPE (lhs), lhs));
SSA_NAME_DEF_STMT (result) = new;
bsi_insert_after (&bsi, new, BSI_NEW_STMT);

111
gcc/tree-ssa-pre.c
View File

@ -61,9 +61,9 @@ Boston, MA 02110-1301, USA. */
*/
/* For ease of terminology, "expression node" in the below refers to
every expression node but MODIFY_EXPR, because MODIFY_EXPR's represent
the actual statement containing the expressions we care about, and
we cache the value number by putting it in the expression. */
every expression node but GIMPLE_MODIFY_STMT, because GIMPLE_MODIFY_STMT's
represent the actual statement containing the expressions we care about,
and we cache the value number by putting it in the expression. */
/* Basic algorithm
@ -986,7 +986,7 @@ phi_translate (tree expr, bitmap_set_t set1, bitmap_set_t set2,
return expr;
/* Phi translations of a given expression don't change. */
if (EXPR_P (expr))
if (EXPR_P (expr) || GIMPLE_STMT_P (expr))
{
tree vh;
@ -1115,7 +1115,7 @@ phi_translate (tree expr, bitmap_set_t set1, bitmap_set_t set2,
TREE_OPERAND (newexpr, 0) = newop0 == oldop0 ? oldval0 : get_value_handle (newop0);
TREE_OPERAND (newexpr, 1) = listchanged ? newarglist : oldarglist;
TREE_OPERAND (newexpr, 2) = newop2 == oldop2 ? oldval2 : get_value_handle (newop2);
newexpr->common.ann = NULL;
newexpr->base.ann = NULL;
vn_lookup_or_add_with_vuses (newexpr, tvuses);
expr = newexpr;
phi_trans_add (oldexpr, newexpr, pred, tvuses);
@ -1227,7 +1227,7 @@ phi_translate (tree expr, bitmap_set_t set1, bitmap_set_t set2,
}
else
{
newexpr->common.ann = NULL;
newexpr->base.ann = NULL;
vn_lookup_or_add_with_vuses (newexpr, newvuses);
}
expr = newexpr;
@ -1272,7 +1272,7 @@ phi_translate (tree expr, bitmap_set_t set1, bitmap_set_t set2,
}
else
{
newexpr->common.ann = NULL;
newexpr->base.ann = NULL;
vn_lookup_or_add (newexpr, NULL);
}
expr = newexpr;
@ -1305,7 +1305,7 @@ phi_translate (tree expr, bitmap_set_t set1, bitmap_set_t set2,
}
else
{
newexpr->common.ann = NULL;
newexpr->base.ann = NULL;
vn_lookup_or_add (newexpr, NULL);
}
expr = newexpr;
@ -2490,7 +2490,7 @@ find_or_generate_expression (basic_block block, tree expr, tree stmts)
return genop;
}
#define NECESSARY(stmt) stmt->common.asm_written_flag
#define NECESSARY(stmt) stmt->base.asm_written_flag
/* Create an expression in pieces, so that we can handle very complex
expressions that may be ANTIC, but not necessary GIMPLE.
BLOCK is the basic block the expression will be inserted into,
@ -2608,8 +2608,8 @@ create_expression_by_pieces (basic_block block, tree expr, tree stmts)
for (; !tsi_end_p (tsi); tsi_next (&tsi))
{
tree stmt = tsi_stmt (tsi);
tree forcedname = TREE_OPERAND (stmt, 0);
tree forcedexpr = TREE_OPERAND (stmt, 1);
tree forcedname = GIMPLE_STMT_OPERAND (stmt, 0);
tree forcedexpr = GIMPLE_STMT_OPERAND (stmt, 1);
tree val = vn_lookup_or_add (forcedexpr, NULL);
VEC_safe_push (tree, heap, inserted_exprs, stmt);
@ -2636,9 +2636,9 @@ create_expression_by_pieces (basic_block block, tree expr, tree stmts)
if (TREE_CODE (TREE_TYPE (expr)) == COMPLEX_TYPE)
DECL_COMPLEX_GIMPLE_REG_P (temp) = 1;
newexpr = build2 (MODIFY_EXPR, TREE_TYPE (expr), temp, newexpr);
newexpr = build2_gimple (GIMPLE_MODIFY_STMT, temp, newexpr);
name = make_ssa_name (temp, newexpr);
TREE_OPERAND (newexpr, 0) = name;
GIMPLE_STMT_OPERAND (newexpr, 0) = name;
NECESSARY (newexpr) = 0;
tsi = tsi_last (stmts);
@ -3375,7 +3375,7 @@ try_look_through_load (tree lhs, tree mem_ref, tree stmt, basic_block block)
uses, we can stop right here. Note that this means we do
not look through PHI nodes, which is intentional. */
if (!def_stmt
|| TREE_CODE (def_stmt) != MODIFY_EXPR
|| TREE_CODE (def_stmt) != GIMPLE_MODIFY_STMT
|| !ZERO_SSA_OPERANDS (def_stmt, SSA_OP_VIRTUAL_USES))
return false;
@ -3388,7 +3388,7 @@ try_look_through_load (tree lhs, tree mem_ref, tree stmt, basic_block block)
{
/* Is this a store to the exact same location as the one we are
loading from in STMT? */
if (!operand_equal_p (TREE_OPERAND (def_stmt, 0), mem_ref, 0))
if (!operand_equal_p (GIMPLE_STMT_OPERAND (def_stmt, 0), mem_ref, 0))
return false;
/* Otherwise remember this statement and see if all other VUSEs
@ -3400,7 +3400,7 @@ try_look_through_load (tree lhs, tree mem_ref, tree stmt, basic_block block)
/* Alright then, we have visited all VUSEs of STMT and we've determined
that all of them come from the same statement STORE_STMT. See if there
is a useful expression we can deduce from STORE_STMT. */
rhs = TREE_OPERAND (store_stmt, 1);
rhs = GIMPLE_STMT_OPERAND (store_stmt, 1);
if ((TREE_CODE (rhs) == SSA_NAME
&& !SSA_NAME_OCCURS_IN_ABNORMAL_PHI (rhs))
|| is_gimple_min_invariant (rhs)
@ -3438,12 +3438,14 @@ poolify_tree (tree node)
return temp;
}
break;
case MODIFY_EXPR:
case GIMPLE_MODIFY_STMT:
{
tree temp = (tree) pool_alloc (modify_expr_node_pool);
memcpy (temp, node, tree_size (node));
TREE_OPERAND (temp, 0) = poolify_tree (TREE_OPERAND (temp, 0));
TREE_OPERAND (temp, 1) = poolify_tree (TREE_OPERAND (temp, 1));
GIMPLE_STMT_OPERAND (temp, 0) =
poolify_tree (GIMPLE_STMT_OPERAND (temp, 0));
GIMPLE_STMT_OPERAND (temp, 1) =
poolify_tree (GIMPLE_STMT_OPERAND (temp, 1));
return temp;
}
break;
@ -3462,17 +3464,16 @@ poolify_tree (tree node)
static tree modify_expr_template;
/* Allocate a MODIFY_EXPR with TYPE, and operands OP1, OP2 in the
/* Allocate a GIMPLE_MODIFY_STMT with TYPE, and operands OP1, OP2 in the
alloc pools and return it. */
static tree
poolify_modify_expr (tree type, tree op1, tree op2)
poolify_modify_stmt (tree op1, tree op2)
{
if (modify_expr_template == NULL)
modify_expr_template = build2 (MODIFY_EXPR, type, op1, op2);
modify_expr_template = build2_gimple (GIMPLE_MODIFY_STMT, op1, op2);
TREE_OPERAND (modify_expr_template, 0) = op1;
TREE_OPERAND (modify_expr_template, 1) = op2;
TREE_TYPE (modify_expr_template) = type;
GIMPLE_STMT_OPERAND (modify_expr_template, 0) = op1;
GIMPLE_STMT_OPERAND (modify_expr_template, 1) = op2;
return poolify_tree (modify_expr_template);
}
@ -3506,15 +3507,16 @@ insert_fake_stores (void)
or aggregate. We also want to ignore things whose
virtual uses occur in abnormal phis. */
if (TREE_CODE (stmt) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (stmt, 0)) == INDIRECT_REF
&& !AGGREGATE_TYPE_P (TREE_TYPE (TREE_OPERAND (stmt, 0)))
&& TREE_CODE (TREE_TYPE (TREE_OPERAND (stmt, 0))) != COMPLEX_TYPE)
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
&& TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 0)) == INDIRECT_REF
&& !AGGREGATE_TYPE_P (TREE_TYPE (GIMPLE_STMT_OPERAND (stmt, 0)))
&& TREE_CODE (TREE_TYPE (GIMPLE_STMT_OPERAND
(stmt, 0))) != COMPLEX_TYPE)
{
ssa_op_iter iter;
def_operand_p defp;
tree lhs = TREE_OPERAND (stmt, 0);
tree rhs = TREE_OPERAND (stmt, 1);
tree lhs = GIMPLE_STMT_OPERAND (stmt, 0);
tree rhs = GIMPLE_STMT_OPERAND (stmt, 1);
tree new;
bool notokay = false;
@ -3537,10 +3539,10 @@ insert_fake_stores (void)
get_var_ann (storetemp);
}
new = poolify_modify_expr (TREE_TYPE (stmt), storetemp, lhs);
new = poolify_modify_stmt (storetemp, lhs);
lhs = make_ssa_name (storetemp, new);
TREE_OPERAND (new, 0) = lhs;
GIMPLE_STMT_OPERAND (new, 0) = lhs;
create_ssa_artficial_load_stmt (new, stmt);
NECESSARY (new) = 0;
@ -3570,7 +3572,7 @@ realify_fake_stores (void)
tree newstmt;
/* Mark the temp variable as referenced */
add_referenced_var (SSA_NAME_VAR (TREE_OPERAND (stmt, 0)));
add_referenced_var (SSA_NAME_VAR (GIMPLE_STMT_OPERAND (stmt, 0)));
/* Put the new statement in GC memory, fix up the
SSA_NAME_DEF_STMT on it, and then put it in place of
@ -3578,10 +3580,10 @@ realify_fake_stores (void)
as a plain ssa name copy. */
bsi = bsi_for_stmt (stmt);
bsi_prev (&bsi);
newstmt = build2 (MODIFY_EXPR, void_type_node,
TREE_OPERAND (stmt, 0),
TREE_OPERAND (bsi_stmt (bsi), 1));
SSA_NAME_DEF_STMT (TREE_OPERAND (newstmt, 0)) = newstmt;
newstmt = build2_gimple (GIMPLE_MODIFY_STMT,
GIMPLE_STMT_OPERAND (stmt, 0),
GIMPLE_STMT_OPERAND (bsi_stmt (bsi), 1));
SSA_NAME_DEF_STMT (GIMPLE_STMT_OPERAND (newstmt, 0)) = newstmt;
bsi_insert_before (&bsi, newstmt, BSI_SAME_STMT);
bsi = bsi_for_stmt (stmt);
bsi_remove (&bsi, true);
@ -3752,10 +3754,10 @@ compute_avail (void)
tree rhs;
stmt = TREE_OPERAND (stmt, 0);
if (stmt && TREE_CODE (stmt) == MODIFY_EXPR)
if (stmt && TREE_CODE (stmt) == GIMPLE_MODIFY_STMT)
{
lhs = TREE_OPERAND (stmt, 0);
rhs = TREE_OPERAND (stmt, 1);
lhs = GIMPLE_STMT_OPERAND (stmt, 0);
rhs = GIMPLE_STMT_OPERAND (stmt, 1);
if (TREE_CODE (rhs) == SSA_NAME
&& !is_undefined_value (rhs))
bitmap_value_insert_into_set (EXP_GEN (block), rhs);
@ -3767,13 +3769,14 @@ compute_avail (void)
continue;
}
else if (TREE_CODE (stmt) == MODIFY_EXPR
else if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
&& !ann->has_volatile_ops
&& TREE_CODE (TREE_OPERAND (stmt, 0)) == SSA_NAME
&& !SSA_NAME_OCCURS_IN_ABNORMAL_PHI (TREE_OPERAND (stmt, 0)))
&& TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 0)) == SSA_NAME
&& !SSA_NAME_OCCURS_IN_ABNORMAL_PHI
(GIMPLE_STMT_OPERAND (stmt, 0)))
{
tree lhs = TREE_OPERAND (stmt, 0);
tree rhs = TREE_OPERAND (stmt, 1);
tree lhs = GIMPLE_STMT_OPERAND (stmt, 0);
tree rhs = GIMPLE_STMT_OPERAND (stmt, 1);
/* Try to look through loads. */
if (TREE_CODE (lhs) == SSA_NAME
@ -3868,14 +3871,14 @@ eliminate (void)
/* Lookup the RHS of the expression, see if we have an
available computation for it. If so, replace the RHS with
the available computation. */
if (TREE_CODE (stmt) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (stmt, 0)) == SSA_NAME
&& TREE_CODE (TREE_OPERAND (stmt ,1)) != SSA_NAME
&& !is_gimple_min_invariant (TREE_OPERAND (stmt, 1))
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
&& TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 0)) == SSA_NAME
&& TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 1)) != SSA_NAME
&& !is_gimple_min_invariant (GIMPLE_STMT_OPERAND (stmt, 1))
&& !stmt_ann (stmt)->has_volatile_ops)
{
tree lhs = TREE_OPERAND (stmt, 0);
tree *rhs_p = &TREE_OPERAND (stmt, 1);
tree lhs = GIMPLE_STMT_OPERAND (stmt, 0);
tree *rhs_p = &GIMPLE_STMT_OPERAND (stmt, 1);
tree sprime;
sprime = bitmap_find_leader (AVAIL_OUT (b),
@ -4097,8 +4100,8 @@ init_pre (bool do_fre)
tree_code_size (TREE_LIST), 30);
comparison_node_pool = create_alloc_pool ("Comparison tree nodes",
tree_code_size (EQ_EXPR), 30);
modify_expr_node_pool = create_alloc_pool ("MODIFY_EXPR nodes",
tree_code_size (MODIFY_EXPR),
modify_expr_node_pool = create_alloc_pool ("GIMPLE_MODIFY_STMT nodes",
tree_code_size (GIMPLE_MODIFY_STMT),
30);
modify_expr_template = NULL;

57
gcc/tree-ssa-propagate.c
View File

@ -531,12 +531,12 @@ get_rhs (tree stmt)
{
case RETURN_EXPR:
stmt = TREE_OPERAND (stmt, 0);
if (!stmt || TREE_CODE (stmt) != MODIFY_EXPR)
if (!stmt || TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
return stmt;
/* FALLTHRU */
case MODIFY_EXPR:
stmt = TREE_OPERAND (stmt, 1);
case GIMPLE_MODIFY_STMT:
stmt = GENERIC_TREE_OPERAND (stmt, 1);
if (TREE_CODE (stmt) == WITH_SIZE_EXPR)
return TREE_OPERAND (stmt, 0);
else
@ -641,7 +641,8 @@ set_rhs (tree *stmt_p, tree expr)
}
if (EXPR_HAS_LOCATION (stmt)
&& EXPR_P (expr)
&& (EXPR_P (expr)
|| GIMPLE_STMT_P (expr))
&& ! EXPR_HAS_LOCATION (expr)
&& TREE_SIDE_EFFECTS (expr)
&& TREE_CODE (expr) != LABEL_EXPR)
@ -651,19 +652,23 @@ set_rhs (tree *stmt_p, tree expr)
{
case RETURN_EXPR:
op = TREE_OPERAND (stmt, 0);
if (TREE_CODE (op) != MODIFY_EXPR)
if (TREE_CODE (op) != GIMPLE_MODIFY_STMT)
{
TREE_OPERAND (stmt, 0) = expr;
GIMPLE_STMT_OPERAND (stmt, 0) = expr;
break;
}
stmt = op;
/* FALLTHRU */
case MODIFY_EXPR:
op = TREE_OPERAND (stmt, 1);
case GIMPLE_MODIFY_STMT:
op = GIMPLE_STMT_OPERAND (stmt, 1);
if (TREE_CODE (op) == WITH_SIZE_EXPR)
stmt = op;
TREE_OPERAND (stmt, 1) = expr;
{
stmt = op;
TREE_OPERAND (stmt, 1) = expr;
}
else
GIMPLE_STMT_OPERAND (stmt, 1) = expr;
break;
case COND_EXPR:
@ -686,7 +691,7 @@ set_rhs (tree *stmt_p, tree expr)
effects, then replace *STMT_P with an empty statement. */
ann = stmt_ann (stmt);
*stmt_p = TREE_SIDE_EFFECTS (expr) ? expr : build_empty_stmt ();
(*stmt_p)->common.ann = (tree_ann_t) ann;
(*stmt_p)->base.ann = (tree_ann_t) ann;
if (gimple_in_ssa_p (cfun)
&& TREE_SIDE_EFFECTS (expr))
@ -770,13 +775,13 @@ stmt_makes_single_load (tree stmt)
{
tree rhs;
if (TREE_CODE (stmt) != MODIFY_EXPR)
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
return false;
if (ZERO_SSA_OPERANDS (stmt, SSA_OP_VMAYDEF|SSA_OP_VUSE))
return false;
rhs = TREE_OPERAND (stmt, 1);
rhs = GIMPLE_STMT_OPERAND (stmt, 1);
STRIP_NOPS (rhs);
return (!TREE_THIS_VOLATILE (rhs)
@ -795,13 +800,13 @@ stmt_makes_single_store (tree stmt)
{
tree lhs;
if (TREE_CODE (stmt) != MODIFY_EXPR)
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
return false;
if (ZERO_SSA_OPERANDS (stmt, SSA_OP_VMAYDEF|SSA_OP_VMUSTDEF))
return false;
lhs = TREE_OPERAND (stmt, 0);
lhs = GIMPLE_STMT_OPERAND (stmt, 0);
STRIP_NOPS (lhs);
return (!TREE_THIS_VOLATILE (lhs)
@ -963,7 +968,7 @@ replace_vuses_in (tree stmt, bool *replaced_addresses_p,
see if we are trying to propagate a constant or a GIMPLE
register (case #1 above). */
prop_value_t *val = get_value_loaded_by (stmt, prop_value);
tree rhs = TREE_OPERAND (stmt, 1);
tree rhs = GIMPLE_STMT_OPERAND (stmt, 1);
if (val
&& val->value
@ -975,7 +980,7 @@ replace_vuses_in (tree stmt, bool *replaced_addresses_p,
/* If we are replacing a constant address, inform our
caller. */
if (TREE_CODE (val->value) != SSA_NAME
&& POINTER_TYPE_P (TREE_TYPE (TREE_OPERAND (stmt, 1)))
&& POINTER_TYPE_P (TREE_TYPE (GIMPLE_STMT_OPERAND (stmt, 1)))
&& replaced_addresses_p)
*replaced_addresses_p = true;
@ -985,7 +990,7 @@ replace_vuses_in (tree stmt, bool *replaced_addresses_p,
stores between DEF_STMT and STMT, we only need to check
that the RHS of STMT is the same as the memory reference
propagated together with the value. */
TREE_OPERAND (stmt, 1) = val->value;
GIMPLE_STMT_OPERAND (stmt, 1) = val->value;
if (TREE_CODE (val->value) != SSA_NAME)
prop_stats.num_const_prop++;
@ -1084,14 +1089,14 @@ static bool
fold_predicate_in (tree stmt)
{
tree *pred_p = NULL;
bool modify_expr_p = false;
bool modify_stmt_p = false;
tree val;
if (TREE_CODE (stmt) == MODIFY_EXPR
&& COMPARISON_CLASS_P (TREE_OPERAND (stmt, 1)))
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
&& COMPARISON_CLASS_P (GIMPLE_STMT_OPERAND (stmt, 1)))
{
modify_expr_p = true;
pred_p = &TREE_OPERAND (stmt, 1);
modify_stmt_p = true;
pred_p = &GIMPLE_STMT_OPERAND (stmt, 1);
}
else if (TREE_CODE (stmt) == COND_EXPR)
pred_p = &COND_EXPR_COND (stmt);
@ -1101,7 +1106,7 @@ fold_predicate_in (tree stmt)
val = vrp_evaluate_conditional (*pred_p, true);
if (val)
{
if (modify_expr_p)
if (modify_stmt_p)
val = fold_convert (TREE_TYPE (*pred_p), val);
if (dump_file)
@ -1167,8 +1172,8 @@ substitute_and_fold (prop_value_t *prop_value, bool use_ranges_p)
/* Ignore ASSERT_EXPRs. They are used by VRP to generate
range information for names and they are discarded
afterwards. */
if (TREE_CODE (stmt) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (stmt, 1)) == ASSERT_EXPR)
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
&& TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 1)) == ASSERT_EXPR)
continue;
/* Replace the statement with its folded version and mark it

84
gcc/tree-ssa-reassoc.c
View File

@ -271,7 +271,7 @@ get_rank (tree e)
if (bb_for_stmt (stmt) == NULL)
return 0;
if (TREE_CODE (stmt) != MODIFY_EXPR
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT
|| !ZERO_SSA_OPERANDS (stmt, SSA_OP_VIRTUAL_DEFS))
return bb_rank[bb_for_stmt (stmt)->index];
@ -284,7 +284,7 @@ get_rank (tree e)
rank, whichever is less. */
rank = 0;
maxrank = bb_rank[bb_for_stmt(stmt)->index];
rhs = TREE_OPERAND (stmt, 1);
rhs = GIMPLE_STMT_OPERAND (stmt, 1);
if (TREE_CODE_LENGTH (TREE_CODE (rhs)) == 0)
rank = MAX (rank, get_rank (rhs));
else
@ -378,9 +378,9 @@ static bool
is_reassociable_op (tree stmt, enum tree_code code)
{
if (!IS_EMPTY_STMT (stmt)
&& TREE_CODE (stmt) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (stmt, 1)) == code
&& has_single_use (TREE_OPERAND (stmt, 0)))
&& TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
&& TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 1)) == code
&& has_single_use (GIMPLE_STMT_OPERAND (stmt, 0)))
return true;
return false;
}
@ -395,10 +395,10 @@ get_unary_op (tree name, enum tree_code opcode)
tree stmt = SSA_NAME_DEF_STMT (name);
tree rhs;
if (TREE_CODE (stmt) != MODIFY_EXPR)
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
return NULL_TREE;
rhs = TREE_OPERAND (stmt, 1);
rhs = GIMPLE_STMT_OPERAND (stmt, 1);
if (TREE_CODE (rhs) == opcode)
return TREE_OPERAND (rhs, 0);
return NULL_TREE;
@ -814,7 +814,7 @@ static bool
is_phi_for_stmt (tree stmt, tree operand)
{
tree def_stmt;
tree lhs = TREE_OPERAND (stmt, 0);
tree lhs = GIMPLE_STMT_OPERAND (stmt, 0);
use_operand_p arg_p;
ssa_op_iter i;
@ -839,7 +839,7 @@ static void
rewrite_expr_tree (tree stmt, unsigned int opindex,
VEC(operand_entry_t, heap) * ops)
{
tree rhs = TREE_OPERAND (stmt, 1);
tree rhs = GIMPLE_STMT_OPERAND (stmt, 1);
operand_entry_t oe;
/* If we have three operands left, then we want to make sure the one
@ -952,7 +952,7 @@ static void
linearize_expr (tree stmt)
{
block_stmt_iterator bsinow, bsirhs;
tree rhs = TREE_OPERAND (stmt, 1);
tree rhs = GIMPLE_STMT_OPERAND (stmt, 1);
enum tree_code rhscode = TREE_CODE (rhs);
tree binrhs = SSA_NAME_DEF_STMT (TREE_OPERAND (rhs, 1));
tree binlhs = SSA_NAME_DEF_STMT (TREE_OPERAND (rhs, 0));
@ -965,11 +965,12 @@ linearize_expr (tree stmt)
bsirhs = bsi_for_stmt (binrhs);
bsi_move_before (&bsirhs, &bsinow);
TREE_OPERAND (rhs, 1) = TREE_OPERAND (TREE_OPERAND (binrhs, 1), 0);
TREE_OPERAND (rhs, 1) = TREE_OPERAND (GIMPLE_STMT_OPERAND (binrhs, 1), 0);
if (TREE_CODE (TREE_OPERAND (rhs, 1)) == SSA_NAME)
newbinrhs = SSA_NAME_DEF_STMT (TREE_OPERAND (rhs, 1));
TREE_OPERAND (TREE_OPERAND (binrhs, 1), 0) = TREE_OPERAND (binlhs, 0);
TREE_OPERAND (rhs, 0) = TREE_OPERAND (binrhs, 0);
TREE_OPERAND (GIMPLE_STMT_OPERAND (binrhs, 1), 0)
= GIMPLE_STMT_OPERAND (binlhs, 0);
TREE_OPERAND (rhs, 0) = GIMPLE_STMT_OPERAND (binrhs, 0);
if (dump_file && (dump_flags & TDF_DETAILS))
{
@ -991,7 +992,7 @@ linearize_expr (tree stmt)
}
/* If LHS has a single immediate use that is a MODIFY_EXPR, return
/* If LHS has a single immediate use that is a GIMPLE_MODIFY_STMT, return
it. Otherwise, return NULL. */
static tree
@ -1005,7 +1006,7 @@ get_single_immediate_use (tree lhs)
{
if (TREE_CODE (immusestmt) == RETURN_EXPR)
immusestmt = TREE_OPERAND (immusestmt, 0);
if (TREE_CODE (immusestmt) == MODIFY_EXPR)
if (TREE_CODE (immusestmt) == GIMPLE_MODIFY_STMT)
return immusestmt;
}
return NULL_TREE;
@ -1032,13 +1033,13 @@ negate_value (tree tonegate, block_stmt_iterator *bsi)
/* If we are trying to negate a name, defined by an add, negate the
add operands instead. */
if (TREE_CODE (tonegate) == SSA_NAME
&& TREE_CODE (negatedef) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (negatedef, 0)) == SSA_NAME
&& has_single_use (TREE_OPERAND (negatedef, 0))
&& TREE_CODE (TREE_OPERAND (negatedef, 1)) == PLUS_EXPR)
&& TREE_CODE (negatedef) == GIMPLE_MODIFY_STMT
&& TREE_CODE (GIMPLE_STMT_OPERAND (negatedef, 0)) == SSA_NAME
&& has_single_use (GIMPLE_STMT_OPERAND (negatedef, 0))
&& TREE_CODE (GIMPLE_STMT_OPERAND (negatedef, 1)) == PLUS_EXPR)
{
block_stmt_iterator bsi;
tree binop = TREE_OPERAND (negatedef, 1);
tree binop = GIMPLE_STMT_OPERAND (negatedef, 1);
bsi = bsi_for_stmt (negatedef);
TREE_OPERAND (binop, 0) = negate_value (TREE_OPERAND (binop, 0),
@ -1047,7 +1048,7 @@ negate_value (tree tonegate, block_stmt_iterator *bsi)
TREE_OPERAND (binop, 1) = negate_value (TREE_OPERAND (binop, 1),
&bsi);
update_stmt (negatedef);
return TREE_OPERAND (negatedef, 0);
return GIMPLE_STMT_OPERAND (negatedef, 0);
}
tonegate = fold_build1 (NEGATE_EXPR, TREE_TYPE (tonegate), tonegate);
@ -1068,8 +1069,8 @@ static bool
should_break_up_subtract (tree stmt)
{
tree lhs = TREE_OPERAND (stmt, 0);
tree rhs = TREE_OPERAND (stmt, 1);
tree lhs = GIMPLE_STMT_OPERAND (stmt, 0);
tree rhs = GIMPLE_STMT_OPERAND (stmt, 1);
tree binlhs = TREE_OPERAND (rhs, 0);
tree binrhs = TREE_OPERAND (rhs, 1);
tree immusestmt;
@ -1084,7 +1085,7 @@ should_break_up_subtract (tree stmt)
if (TREE_CODE (lhs) == SSA_NAME
&& (immusestmt = get_single_immediate_use (lhs))
&& TREE_CODE (TREE_OPERAND (immusestmt, 1)) == PLUS_EXPR)
&& TREE_CODE (GIMPLE_STMT_OPERAND (immusestmt, 1)) == PLUS_EXPR)
return true;
return false;
@ -1095,7 +1096,7 @@ should_break_up_subtract (tree stmt)
static void
break_up_subtract (tree stmt, block_stmt_iterator *bsi)
{
tree rhs = TREE_OPERAND (stmt, 1);
tree rhs = GIMPLE_STMT_OPERAND (stmt, 1);
if (dump_file && (dump_flags & TDF_DETAILS))
{
@ -1103,7 +1104,7 @@ break_up_subtract (tree stmt, block_stmt_iterator *bsi)
print_generic_stmt (dump_file, stmt, 0);
}
TREE_SET_CODE (TREE_OPERAND (stmt, 1), PLUS_EXPR);
TREE_SET_CODE (GIMPLE_STMT_OPERAND (stmt, 1), PLUS_EXPR);
TREE_OPERAND (rhs, 1) = negate_value (TREE_OPERAND (rhs, 1), bsi);
update_stmt (stmt);
@ -1116,7 +1117,7 @@ static void
linearize_expr_tree (VEC(operand_entry_t, heap) **ops, tree stmt)
{
block_stmt_iterator bsinow, bsilhs;
tree rhs = TREE_OPERAND (stmt, 1);
tree rhs = GENERIC_TREE_OPERAND (stmt, 1);
tree binrhs = TREE_OPERAND (rhs, 1);
tree binlhs = TREE_OPERAND (rhs, 0);
tree binlhsdef, binrhsdef;
@ -1180,7 +1181,7 @@ linearize_expr_tree (VEC(operand_entry_t, heap) **ops, tree stmt)
else if (binrhsisreassoc)
{
linearize_expr (stmt);
gcc_assert (rhs == TREE_OPERAND (stmt, 1));
gcc_assert (rhs == GIMPLE_STMT_OPERAND (stmt, 1));
binlhs = TREE_OPERAND (rhs, 0);
binrhs = TREE_OPERAND (rhs, 1);
}
@ -1213,15 +1214,15 @@ repropagate_negates (void)
Force the negate operand to the RHS of the PLUS_EXPR, then
transform the PLUS_EXPR into a MINUS_EXPR. */
if (user
&& TREE_CODE (user) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (user, 1)) == PLUS_EXPR)
&& TREE_CODE (user) == GIMPLE_MODIFY_STMT
&& TREE_CODE (GIMPLE_STMT_OPERAND (user, 1)) == PLUS_EXPR)
{
tree rhs = TREE_OPERAND (user, 1);
tree rhs = GIMPLE_STMT_OPERAND (user, 1);
/* If the negated operand appears on the LHS of the
PLUS_EXPR, exchange the operands of the PLUS_EXPR
to force the negated operand to the RHS of the PLUS_EXPR. */
if (TREE_OPERAND (TREE_OPERAND (user, 1), 0) == negate)
if (TREE_OPERAND (GIMPLE_STMT_OPERAND (user, 1), 0) == negate)
{
tree temp = TREE_OPERAND (rhs, 0);
TREE_OPERAND (rhs, 0) = TREE_OPERAND (rhs, 1);
@ -1230,7 +1231,7 @@ repropagate_negates (void)
/* Now transform the PLUS_EXPR into a MINUS_EXPR and replace
the RHS of the PLUS_EXPR with the operand of the NEGATE_EXPR. */
if (TREE_OPERAND (TREE_OPERAND (user, 1), 1) == negate)
if (TREE_OPERAND (GIMPLE_STMT_OPERAND (user, 1), 1) == negate)
{
TREE_SET_CODE (rhs, MINUS_EXPR);
TREE_OPERAND (rhs, 1) = get_unary_op (negate, NEGATE_EXPR);
@ -1265,10 +1266,10 @@ break_up_subtract_bb (basic_block bb)
{
tree stmt = bsi_stmt (bsi);
if (TREE_CODE (stmt) == MODIFY_EXPR)
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT)
{
tree lhs = TREE_OPERAND (stmt, 0);
tree rhs = TREE_OPERAND (stmt, 1);
tree lhs = GIMPLE_STMT_OPERAND (stmt, 0);
tree rhs = GIMPLE_STMT_OPERAND (stmt, 1);
TREE_VISITED (stmt) = 0;
/* If unsafe math optimizations we can do reassociation for
@ -1308,10 +1309,10 @@ reassociate_bb (basic_block bb)
{
tree stmt = bsi_stmt (bsi);
if (TREE_CODE (stmt) == MODIFY_EXPR)
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT)
{
tree lhs = TREE_OPERAND (stmt, 0);
tree rhs = TREE_OPERAND (stmt, 1);
tree lhs = GIMPLE_STMT_OPERAND (stmt, 0);
tree rhs = GIMPLE_STMT_OPERAND (stmt, 1);
/* If this was part of an already processed tree, we don't
need to touch it again. */
@ -1351,14 +1352,15 @@ reassociate_bb (basic_block bb)
fprintf (dump_file, "Transforming ");
print_generic_expr (dump_file, rhs, 0);
}
TREE_OPERAND (stmt, 1) = VEC_last (operand_entry_t, ops)->op;
GIMPLE_STMT_OPERAND (stmt, 1)
= VEC_last (operand_entry_t, ops)->op;
update_stmt (stmt);
if (dump_file && (dump_flags & TDF_DETAILS))
{
fprintf (dump_file, " into ");
print_generic_stmt (dump_file,
TREE_OPERAND (stmt, 1), 0);
GIMPLE_STMT_OPERAND (stmt, 1), 0);
}
}
else

8
gcc/tree-ssa-sink.c
View File

@ -144,7 +144,7 @@ is_hidden_global_store (tree stmt)
{
tree lhs;
gcc_assert (TREE_CODE (stmt) == MODIFY_EXPR);
gcc_assert (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT);
/* Note that we must not check the individual virtual operands
here. In particular, if this is an aliased store, we could
@ -171,7 +171,7 @@ is_hidden_global_store (tree stmt)
address is a pointer, we check if its name tag or symbol tag is
a global variable. Otherwise, we check if the base variable
is a global. */
lhs = TREE_OPERAND (stmt, 0);
lhs = GIMPLE_STMT_OPERAND (stmt, 0);
if (REFERENCE_CLASS_P (lhs))
lhs = get_base_address (lhs);
@ -292,9 +292,9 @@ statement_sink_location (tree stmt, basic_block frombb)
if (one_use == NULL_USE_OPERAND_P)
return NULL;
if (TREE_CODE (stmt) != MODIFY_EXPR)
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT)
return NULL;
rhs = TREE_OPERAND (stmt, 1);
rhs = GIMPLE_STMT_OPERAND (stmt, 1);
/* There are a few classes of things we can't or don't move, some because we
don't have code to handle it, some because it's not profitable and some

26
gcc/tree-ssa-structalias.c
View File

@ -2763,13 +2763,13 @@ update_alias_info (tree stmt, struct alias_info *ai)
of an assignment and their base address is always an
INDIRECT_REF expression. */
is_potential_deref = false;
if (TREE_CODE (stmt) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (stmt, 1)) == ADDR_EXPR
&& !is_gimple_val (TREE_OPERAND (stmt, 1)))
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
&& TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 1)) == ADDR_EXPR
&& !is_gimple_val (GIMPLE_STMT_OPERAND (stmt, 1)))
{
/* If the RHS if of the form &PTR->FLD and PTR == OP, then
this represents a potential dereference of PTR. */
tree rhs = TREE_OPERAND (stmt, 1);
tree rhs = GIMPLE_STMT_OPERAND (stmt, 1);
tree base = get_base_address (TREE_OPERAND (rhs, 0));
if (TREE_CODE (base) == INDIRECT_REF
&& TREE_OPERAND (base, 0) == op)
@ -2971,9 +2971,9 @@ find_func_aliases (tree origt)
modify_expr when we are returning a value, or just a plain
call_expr when we are not. */
else if (in_ipa_mode
&& ((TREE_CODE (t) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (t, 1)) == CALL_EXPR
&& !(call_expr_flags (TREE_OPERAND (t, 1))
&& ((TREE_CODE (t) == GIMPLE_MODIFY_STMT
&& TREE_CODE (GIMPLE_STMT_OPERAND (t, 1)) == CALL_EXPR
&& !(call_expr_flags (GIMPLE_STMT_OPERAND (t, 1))
& (ECF_MALLOC | ECF_MAY_BE_ALLOCA)))
|| (TREE_CODE (t) == CALL_EXPR
&& !(call_expr_flags (t)
@ -2986,10 +2986,10 @@ find_func_aliases (tree origt)
varinfo_t fi;
int i = 1;
tree decl;
if (TREE_CODE (t) == MODIFY_EXPR)
if (TREE_CODE (t) == GIMPLE_MODIFY_STMT)
{
lhsop = TREE_OPERAND (t, 0);
rhsop = TREE_OPERAND (t, 1);
lhsop = GIMPLE_STMT_OPERAND (t, 0);
rhsop = GIMPLE_STMT_OPERAND (t, 1);
}
else
{
@ -3068,10 +3068,10 @@ find_func_aliases (tree origt)
}
}
/* Otherwise, just a regular assignment statement. */
else if (TREE_CODE (t) == MODIFY_EXPR)
else if (TREE_CODE (t) == GIMPLE_MODIFY_STMT)
{
tree lhsop = TREE_OPERAND (t, 0);
tree rhsop = TREE_OPERAND (t, 1);
tree lhsop = GIMPLE_STMT_OPERAND (t, 0);
tree rhsop = GIMPLE_STMT_OPERAND (t, 1);
int i;
if ((AGGREGATE_TYPE_P (TREE_TYPE (lhsop))

36
gcc/tree-ssa-threadedge.c
View File

@ -91,12 +91,12 @@ lhs_of_dominating_assert (tree op, basic_block bb, tree stmt)
{
use_stmt = USE_STMT (use_p);
if (use_stmt != stmt
&& TREE_CODE (use_stmt) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (use_stmt, 1)) == ASSERT_EXPR
&& TREE_OPERAND (TREE_OPERAND (use_stmt, 1), 0) == op
&& TREE_CODE (use_stmt) == GIMPLE_MODIFY_STMT
&& TREE_CODE (GIMPLE_STMT_OPERAND (use_stmt, 1)) == ASSERT_EXPR
&& TREE_OPERAND (GIMPLE_STMT_OPERAND (use_stmt, 1), 0) == op
&& dominated_by_p (CDI_DOMINATORS, bb, bb_for_stmt (use_stmt)))
{
return TREE_OPERAND (use_stmt, 0);
return GIMPLE_STMT_OPERAND (use_stmt, 0);
}
}
return op;
@ -245,11 +245,11 @@ record_temporary_equivalences_from_stmts_at_dest (edge e,
if (stmt_count > max_stmt_count)
return NULL;
/* If this is not a MODIFY_EXPR which sets an SSA_NAME to a new
/* If this is not a GIMPLE_MODIFY_STMT which sets an SSA_NAME to a new
value, then do not try to simplify this statement as it will
not simplify in any way that is helpful for jump threading. */
if (TREE_CODE (stmt) != MODIFY_EXPR
|| TREE_CODE (TREE_OPERAND (stmt, 0)) != SSA_NAME)
if (TREE_CODE (stmt) != GIMPLE_MODIFY_STMT
|| TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 0)) != SSA_NAME)
continue;
/* At this point we have a statement which assigns an RHS to an
@ -259,10 +259,10 @@ record_temporary_equivalences_from_stmts_at_dest (edge e,
Handle simple copy operations as well as implied copies from
ASSERT_EXPRs. */
if (TREE_CODE (TREE_OPERAND (stmt, 1)) == SSA_NAME)
cached_lhs = TREE_OPERAND (stmt, 1);
else if (TREE_CODE (TREE_OPERAND (stmt, 1)) == ASSERT_EXPR)
cached_lhs = TREE_OPERAND (TREE_OPERAND (stmt, 1), 0);
if (TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 1)) == SSA_NAME)
cached_lhs = GIMPLE_STMT_OPERAND (stmt, 1);
else if (TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 1)) == ASSERT_EXPR)
cached_lhs = TREE_OPERAND (GIMPLE_STMT_OPERAND (stmt, 1), 0);
else
{
/* A statement that is not a trivial copy or ASSERT_EXPR.
@ -296,19 +296,19 @@ record_temporary_equivalences_from_stmts_at_dest (edge e,
here, because fold expects all the operands of an expression
to be folded before the expression itself is folded, but we
can't just substitute the folded condition here. */
if (TREE_CODE (TREE_OPERAND (stmt, 1)) == COND_EXPR)
if (TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 1)) == COND_EXPR)
{
tree cond = COND_EXPR_COND (TREE_OPERAND (stmt, 1));
tree cond = COND_EXPR_COND (GIMPLE_STMT_OPERAND (stmt, 1));
cond = fold (cond);
if (cond == boolean_true_node)
pre_fold_expr = COND_EXPR_THEN (TREE_OPERAND (stmt, 1));
pre_fold_expr = COND_EXPR_THEN (GIMPLE_STMT_OPERAND (stmt, 1));
else if (cond == boolean_false_node)
pre_fold_expr = COND_EXPR_ELSE (TREE_OPERAND (stmt, 1));
pre_fold_expr = COND_EXPR_ELSE (GIMPLE_STMT_OPERAND (stmt, 1));
else
pre_fold_expr = TREE_OPERAND (stmt, 1);
pre_fold_expr = GIMPLE_STMT_OPERAND (stmt, 1);
}
else
pre_fold_expr = TREE_OPERAND (stmt, 1);
pre_fold_expr = GIMPLE_STMT_OPERAND (stmt, 1);
if (pre_fold_expr)
{
@ -331,7 +331,7 @@ record_temporary_equivalences_from_stmts_at_dest (edge e,
if (cached_lhs
&& (TREE_CODE (cached_lhs) == SSA_NAME
|| is_gimple_min_invariant (cached_lhs)))
record_temporary_equivalence (TREE_OPERAND (stmt, 0),
record_temporary_equivalence (GIMPLE_STMT_OPERAND (stmt, 0),
cached_lhs,
stack);
}

10
gcc/tree-ssa.c
View File

@ -624,12 +624,12 @@ verify_ssa (bool check_modified_stmt)
goto err;
}
if (TREE_CODE (stmt) == MODIFY_EXPR
&& TREE_CODE (TREE_OPERAND (stmt, 0)) != SSA_NAME)
if (TREE_CODE (stmt) == GIMPLE_MODIFY_STMT
&& TREE_CODE (GIMPLE_STMT_OPERAND (stmt, 0)) != SSA_NAME)
{
tree lhs, base_address;
lhs = TREE_OPERAND (stmt, 0);
lhs = GIMPLE_STMT_OPERAND (stmt, 0);
base_address = get_base_address (lhs);
if (base_address
@ -758,8 +758,8 @@ delete_tree_ssa (void)
/* Remove annotations from every referenced variable. */
FOR_EACH_REFERENCED_VAR (var, rvi)
{
ggc_free (var->common.ann);
var->common.ann = NULL;
ggc_free (var->base.ann);
var->base.ann = NULL;
}
htab_delete (gimple_referenced_vars (cfun));
cfun->gimple_df->referenced_vars = NULL;

4
gcc/tree-ssanames.c
View File

@ -119,7 +119,9 @@ make_ssa_name (tree var, tree stmt)
gcc_assert (DECL_P (var)
|| TREE_CODE (var) == INDIRECT_REF);
gcc_assert (!stmt || EXPR_P (stmt) || TREE_CODE (stmt) == PHI_NODE);
gcc_assert (!stmt
|| EXPR_P (stmt) || GIMPLE_STMT_P (stmt)
|| TREE_CODE (stmt) == PHI_NODE);
/* If our free list has an element, then use it. */
if (FREE_SSANAMES (cfun))

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