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2003-11-24re PR c/13014 (if shortcut misses required diagnostics)Eric Christopher1-2/+2
2003-11-24 Eric Christopher <echristo@redhat.com> PR C/13014 * c-decl.c (c_in_iteration_stmt, c_in_case_stmt): New. (start_function): Use. (c_push_function_context): Ditto. (c-pop_function_context): Ditto. (language_function): Move... * c-tree.h: ... here. Add x_in_iteration_stmt, and x_in_case_stmt. * c-parse.in (do_stmt_start, select_or_iter_stmt, stmt): Use c_in_iteration_stmt, c_in_case_stmt for parser state. Move check for valid break or continue statment here... * c-semantics.c (genrtl_break_stmt, genrtl_continue_stmt): From here. Change original errors to abort. From-SVN: r73887
2003-10-07re PR c++/12519 (ICE tree check: in genrtl_cleanup_stmt, at c-semantics.c:761)Jason Merrill1-1/+2
PR c++/12519 * c-semantics.c (genrtl_cleanup_stmt): Ignore the CLEANUP_DECL if it isn't a decl. From-SVN: r72206
2003-09-28stmt.c (expand_asm_operands): Take a location_t, instead of individual file ↵Richard Henderson1-1/+1
and line. * stmt.c (expand_asm_operands): Take a location_t, instead of individual file and line. * c-typeck.c (c_expand_asm_operands): Likewise. * tree.h (expand_asm_operands): Update decl. * c-common.h (c_expand_asm_operands): Likewise. * c-semantics (genrtl_asm_stmt): Update call. cp/ * typeck.c (c_expand_asm_operands): Take location_t, instead of individual file and line. ada/ * trans.c (tree_transform): Update call to expand_asm_operands. From-SVN: r71884
2003-08-29function.h (struct function): Add rtl_inline_init, saved_for_inline.Richard Henderson1-0/+1
* function.h (struct function): Add rtl_inline_init, saved_for_inline. * integrate.c (save_for_inline): Set saved_for_inline. * c-semantics.c (genrtl_scope_stmt): Check it. * toplev.c (wrapup_global_declarations): Check it. (rest_of_handle_inlining): Set and check rtl_inline_init. (rest_of_compilation): Remove out of date comment. From-SVN: r70931
2003-07-24tree.h (boolean_type_node): Move from C/C++/Java frontends.Jason Merrill1-1/+1
* tree.h (boolean_type_node): Move from C/C++/Java frontends. (boolean_true_node, boolean_false_node): Likewise. (enum tree_index): Add TI_BOOLEAN_{TYPE,FALSE,TRUE}. * tree.c (build_common_tree_nodes): Init boolean_type_node. (build_common_tree_nodes_2): Init boolean_{true,false}_node. * stor-layout.c (set_sizetype): Handle an early BOOLEAN_TYPE. * c-common.h (truthvalue_type_node): Renamed from boolean_type_node. (truthvalue_true_node): Renamed from boolean_true_node. (truthvalue_false_node): Renamed from boolean_false_node. * c-decl.c: Just set truthvalue_* to integer_*. * c-*.[ch]: s/boolean/truthvalue/. s/c_bool/boolean/. * cp/decl.c: Just set truthvalue_* to boolean_*. * java/java-tree.h: Move boolean_type_node et al to the back end. From-SVN: r69758
2003-07-09java-tree.h (DECL_NUM_STMTS): Rename to...Jan Hubicka1-4/+0
* java-tree.h (DECL_NUM_STMTS): Rename to... (DECL_ESTIMATED_INSNS): ... this. * lang.c (java_estimate_num_insns, java_estimate_num_insns_1): New static functions. (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS): Define. * parser.y (add_stmt_to_compound): Do not account statements. * cp-lang.c (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS): New. * decl.c (duplicate_decls): Use DECL_ESTIMATED_INSNS. (start_function): Use DECL_ESTIMATED_INSNS. * optimize.c (maybe_clone_body): Use DECL_ESTIMATED_INSNS. * decl2.c (maybe_emit_vtables): Fix marking vtables as needed in unit-at-a-time * c-common.c (c_estimate_num_insns_1): New static function. (c_estimate_num_insns): New global function. * c-common.h (DECL_NUM_STMTS): Rename to... (DECL_ESTIMATED_INSNS): ... this. (c_estimate_num_insns): Declare. * c-decl.c (duplicate_decls): Use DECL_ESTIMATED_INSNS. * c-lang.c (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS): New. * c-semantics.c (add_stmt): Do not account statements. * langhooks-def.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS): New. * langhooks.h (lang_hooks_for_tree_inlining): Add estimate_num_insns * params.def (max-inline-insns-auto, max-inline-insns-auto): set to 100. (max-inline-insns): set to 300. (min-inline-insns): set to 10. * tree-inline.c (struct inline_data): Rename inlined_stmts to inlined-insns. (INSNS_PER_STMT): Kill. (inlinable_function_p): Compute and store body size. (expand_call_inline): Likewise. (optimize_inline_calls): Likewise. From-SVN: r69113
2003-07-08re PR c/1687 (Exponential time behavior with -O -finline-functions (compile ↵Steven Bosscher1-1/+2
time regression from 3.2, 3.3)) 2003-07-08 Steven Bosscher <steven@gcc.gnu.org> PR c/1687 * tree-inline.c (find_alloca_call): Use walk_tree_without_duplicates, instead of walk_tree. (find_builtin_longjmp_call): Likewise. * c-objc-common.c (c_cannot_inline_fn): Likewise. * c-semantics.c (find_reachable_label): Likewise. From-SVN: r69097
2003-07-07rtl.h (emit_line_note): Take a location_t.Nathan Sidwell1-19/+19
* rtl.h (emit_line_note): Take a location_t. (emit_line_note_force): Remove. (set_file_and_line_for_statement): Take a location_t. * tree.g (emit_line_note): Take a location_t. * emit-rtl.c (emit_line_note): Take a location_t. (emit_line_note_force): Remove. * function.c (init_function_start): Adjust emit_line_note call. (expand_function_end): Use force_next_line_note, not emit_line_note_force. * c-parse.in (maybe_type_qual): Adjust emit_line_note calls. * c-semantics.c (genrtl_do_pushlevel, genrtl_goto_stmt, genrtl_expr_stmt_value, genrtl_decl_stmt, genrtl_if_stmt, genrtl_while_stmt, genrtl_do_stmt_1, genrtl_return_stmt, genrtl_for_stmt, genrtl_break_stmt, genrtl_continue_stmt, genrtl_continue_stmt, genrtl_switch_stmt, genrtl_asm_stmt): Likewise. * expr.c (expand_expr): Likewise. * integrate.c (expand_inline_function): Likewise. * stmt.c (set_file_and_line_for_stmt): Take a location_t. (expand_decl_init): Adjust emit_line_note call. * ada/trans.c (build_unit_elab, set_lineno): Adjust emit_line_note calls. * cp/semantics.c: (genrtl_try_block) Adjust emit_line_note calls. * f/com.c (bison_rule_pushlevel_, bison_rule_compstmt_): Adjust emit_line_note calls. * f/ste.c (ffeste_emit_line_note_): Likewise. * java/expr.c (expand_byte_code): * treelang/treetree.c (tree_code_if_start, tree_code_if_else, tree_code_if_end, tree_code_create_function_initial, tree_code_create_function_wrapup, tree_code_generate_return, tree_code_output_expression_statement): Adjust emit_line_note calls. From-SVN: r69047
2003-07-04c-aux-info.c: Include toplev.h after c-tree.h.Kaveh R. Ghazi1-0/+4
gcc: * c-aux-info.c: Include toplev.h after c-tree.h. * c-common.c: Likewise. (GCC_DIAG_STYLE): Undef. * c-semantics.c (GCC_DIAG_STYLE): Define. * c-tree.h (GCC_DIAG_STYLE): Likewise. * diagnostic.h (inform): Move prototype to toplev.h. * jump.c: Include diagnostic.h before toplev.h. * toplev.h (GCC_DIAG_STYLE, ATTRIBUTE_GCC_DIAG): Define. (warning, error, fatal_error, pedwarn, sorry, inform, error_for_asm, warning_for_asm): Mark with ATTRIBUTE_GCC_CXXDIAG. cp: * cp-tree.h (GCC_DIAG_STYLE, ATTRIBUTE_GCC_CXXDIAG): Define. (cp_error_at, cp_warning_at, cp_pedwarn_at): Mark with ATTRIBUTE_GCC_CXXDIAG. From-SVN: r68910
2003-07-01c-semantics.c (genrtl_case_label): Fix format specifier bug.Kaveh R. Ghazi1-1/+1
* c-semantics.c (genrtl_case_label): Fix format specifier bug. * cfgrtl.c (rtl_verify_flow_info_1): Likewise. From-SVN: r68784
2003-06-27rtl.h (emit_note): Remove FILE parameter.Nathan Sidwell1-5/+3
* rtl.h (emit_note): Remove FILE parameter. * emit-rtl.c (emit_line_note): Adjust emit_note call. (emit_note): Remove FILE parameter. Adjust. * builtins.c (expand_builtin_expect): Adjust emit_note call. * c-semantics.c (genrtl_scope_stmt): Likewise. (expand_stmt): Likewise. * cfglayout.c (reemit_insn_block_notes): Likewise. (duplicate_insn_chain): Likewise. * except.c (expand_eh_region_start, expand_eh_region_end, sjlj_emit_function_enter): Likewise. * explow.c (probe_stack_range): Likewise. * expr.c (emit_block_move_via_loop): Likewise. * function.c (init_function_start, expand_function_start, expand_function_end, thread_prologue_and_epilogue_insns): Likewise. * integrate.c (expand_inline_function, copy_insn_list): Likewise. * reg-stack.c (compensate_edge): Likewise. * reload1.c (reload): Likewise. * rtlanal.c (hoist_insn_to_edge): Likewise. * stmt.c (expand_fixup, expand_start_loop, expand_start_null_loop, expand_loop_continue_here, expand_end_loop, expand_continue_loop, expand_exit_loop_top_cond, expand_value_return, expand_start_bindings_and_block, expand_end_bindings, expand_decl_cleanup, expand_start_case): Likewise. * unroll.c (copy_loop_body * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Likewise. * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise. * config/rs6000/rs6000.c (rs6000_emit_eh_toc_restore, rs6000_emit_allocate_stack, rs6000_output_function_prologue, rs6000_output_function_epilogue, rs6000_output_mi_thunk): Likewise. * config/sh/sh.c (sh_output_mi_thunk): Likewise. * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise. * ada/misc.c (record_code_position): Likewise. From-SVN: r68561
2003-06-22c-lex.c: Convert to ISO C90.Andreas Jaeger1-124/+80
* c-lex.c: Convert to ISO C90. * c-objc-common.c: Likewise. * c-opts.c: Likewise. * c-pch.c: Likewise. * c-ppoutput.c: Likewise. * c-pragma.h: Likewise. * c-pretty-print.c: Likewise. * c-pretty-print.h: Likewise. * c-semantics.c: Likewise. * c-tree.h: Likewise. * c-typeck.c: Likewise. From-SVN: r68327
2003-05-29c-semantics.c (genrtl_do_stmt_1): New function split out from...Roger Sayle1-9/+25
* c-semantics.c (genrtl_do_stmt_1): New function split out from... (gen_rtl_do_stmt): ... here. Call genrtl_do_stmt_1. (expand_unreachable_stmt): Expand unreachable while statements using genrtl_do_stmt_1. * gcc.dg/duff-4.c: New test case. From-SVN: r67224
2003-05-17builtins.c (validate_arglist): Eliminate libiberty VA_ macros, always use ↵Kaveh R. Ghazi1-5/+5
stdarg. gcc: * builtins.c (validate_arglist): Eliminate libiberty VA_ macros, always use stdarg. * c-errors.c (pedwarn_c99): Likewise. * c-format.c (status_warning): Likewise. * c-semantics.c (build_stmt): Likewise. * calls.c (emit_library_call, emit_library_call_value): Likewise. * collect2.c (notice, fatal_perror, fatal, error): Likewise. * cpperror.c (cpp_error, cpp_error_with_line): Likewise. * diagnostic.c (build_message_string, output_printf, output_verbatim, verbatim, inform, warning, pedwarn, error, sorry, fatal_error, internal_error, warning_with_decl, pedwarn_with_decl, error_with_decl, fnotice): Likewise. * dwarf2asm.c (dw2_asm_output_data, dw2_asm_output_delta, dw2_asm_output_offset, dw2_asm_output_pcrel, dw2_asm_output_addr, dw2_asm_output_addr_rtx, dw2_asm_output_nstring, dw2_asm_output_data_uleb128, dw2_asm_output_data_sleb128, dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128, dw2_asm_output_encoded_addr_rtx): Likewise. * emit-rtl.c (gen_rtx, gen_rtvec): Likewise. * errors.c (warning, error, fatal, internal_error): Likewise. * final.c (output_operand_lossage, asm_fprintf): Likewise. * fix-header.c (fatal): Likewise. * gcc.c (fatal, error, notice): Likewise. * gcov.c (fnotice): Likewise. * genattrtab.c (attr_rtx, attr_printf): Likewise. * gengtype.c (error_at_line, xasprintf, oprintf): Likewise. * gensupport.c (message_with_line): Likewise. * mips-tfile.c (fatal, error): Likewise. * protoize.c (notice): Likewise. * ra-debug.c (ra_debug_msg): Likewise. * read-rtl.c (fatal_with_file_and_line): Likewise. * rtl-error.c (error_for_asm, warning_for_asm): Likewise. * tree.c (build, build_nt, build_function_type_list): Likewise. cp: * error.c (cp_error_at, cp_warning_at, cp_pedwarn_at): Eliminate libiberty VA_ macros, always use stdarg. * rtti.c (create_pseudo_type_info): Likewise. * tree.c (build_min_nt, build_min): Likewise. From-SVN: r66919
2003-05-13tree.h (STRIP_MAIN_TYPE_NOPS): New macro.Jason Merrill1-6/+9
* tree.h (STRIP_MAIN_TYPE_NOPS): New macro. * tree.c (iterative_hash_expr): New fn. * c-semantics.c (emit_local_var): Don't mess with temp slots if there's no initializer. From-SVN: r66775
2003-05-03c-decl.c (pending_invalid_xref_file): Remove.Nathan Sidwell1-10/+5
* c-decl.c (pending_invalid_xref_file): Remove. (pending_invalid_xref_line): Remove. (pending_invalid_xref_location): New. (lookup_label): Use location_t and input_location directly. (lookup_tag): Likewise. (pending_xref_error): Likewise. (c_expand_body_1): Likewise. * c-common.c (x_expand_start_cond): Likewise. * c-semantics.c (genrtl_for_stmt): Likewise. (find_reachable_label): Likewise. * expr.c (expand_expr): Likewise. * integrate.c (output_inline_function): Likewise. * tree-inline.c (find_alloca_call): Likewise. (find_builtin_longjmp_call): Likewise. * gcc.c (input_filename): Make static. From-SVN: r66425
2003-05-02c-semantics.c (genrtl_switch_stmt, [...]): Call expand_stmt on result of ↵Geoffrey Keating1-7/+8
expand_unreachable_stmt. * c-semantics.c (genrtl_switch_stmt, genrtl_if_stmt): Call expand_stmt on result of expand_unreachable_stmt. From-SVN: r66392
2003-05-01input.h (lineno): Rename to ...Nathan Sidwell1-28/+28
* input.h (lineno): Rename to ... (input_line): ... here. * tree.h (lineno): Rename to ... (input_line): ... here. * scan.h (lineno): Rename to ... (input_line): ... here. * toplev.c (lineno): Rename to ... (input_line): ... here. (push_srcloc, pop_srcloc): Rename lineno to input_line. * c-common.c (c_expand_start_cond, fname_decl): Likewise. * c-decl.c (poplevel, pop_label_level, lookup_label, lookup_tag, store_parm_decls, c_expand_body_1): Likewise. * c-errors.c (pedwarn_c99): Likewise. * c-format.c (status_warning): Likewise. * c-lex.c (fe_file_change, cb_def_pragma, c_lex): Likewise. * c-opts.c (c_common_post_options, c_common_parse_file): Likewise. * c-parse.in (save_filename, maybe_type_qual, ifc): Likwise. * c-semantics.c (finish_stmt_tree, build_stmt, emit_local_var, gentrtl_goto_stmt, genrtl_expr_stmt_value, genrtl_decl_stmt, genrtl_if_stmt, genrtl_while_stmt, genrtl_do_stmt, genrtl_return_stmt, genrtl_for_stmt, build_break_stmt, build_continue_stmt, genrtl_switch_stmt, genrtl_asm_stmt, prep_stmt, find_reachable_label, expand_unreachable_stmt): Likewise. * coverage.c (create_coverage): Likewise. * diagnostic.c (pedwarn, sorry, error, fatal_error, internal_error, warning, diagnostic_report_current_module, inform): Likewise. * expr.c (expand_expr): Likewise. * integrate.c (expand_inline_function, output_inline_function): Likewise. * rtl-error.c (file_and_line_for_asm): Likewise. * tree-inline.c (find_alloca_call, find_builtin_longjmp_call, walk_tree): Likewise. * tree.c (make_node): Likewise. * ada, cp, f, java, objc, treelang: Likewise. ada * trans.c (build_unit_elab, set_lineno): Rename lineno to input_line. * utils.c (pushdecl, create_label_decl, begin_subprog_body, end_subprog_body): Likewise. * utils2.c (build_call_raise): Likewise. cp * class.c (finish_struct): Rename lineno to input_line. * decl.c (push_binding_level, pop_binding_level, suspend_binding_level, resume_binding_level, make_label_decl, use_label, start_function): Likewise. * decl2.c (warn_if_unknown_interface, start_static_initialization_or_destruction, generate_ctor_or_dtor_function, finish_file): Likewise. * error.c (cp_line_of, print_instantiation_full_context, print_instantiation_context): Likewise. * except.c (check_handlers_1, check_handlers): Likewise. * init.c (create_temporary_var): Likewise. * method.c (use_thunk, synthesize_method): Likewise. * parser.c (cp_lexer_set_source_position_from_token, cp_lexer_get_preprocessor_token): Likewise. * pt.c (push_tinst_level, pop_tinst_level, tsubst_friend_function, instantiate_class_template, tsubst_decl, tsubst, tsubst_expr, instantiate_decl): Likewise. * semantics.c (genrtl_try_block, finish_label_stmt, begin_class_definition, expand_body, genrtl_finish_function): Likewise. * tree.c (build_min_nt, build_min): Likewise. f * ansify.c (die_unless): Rename lineno to input_line. * com.c (ffecom_subscript_check_, ffecom_do_entry_, ffecom_gen_sfuncdef_, ffecom_start_progunit_, ffecom_sym_transform_, ffecom_sym_transform_assign_, bison_rule_pushlevel_, bison_rule_compstmt_, finish_function, store_parm_decls): Likewise. * intrin.c (ffeintrin_fulfill_generic): Likewise. * lex.c (ffelex_hash_, ffelex_include_, ffelex_next_line_, ffelex_file_fixed, ffelex_file_free): Likewise. * std.c (ffestd_exec_end): Likewise. * ste.c (ffeste_emit_line_note_, ffeste_start_block_, ffeste_start_stmt_): Likewise. * ste.h (ffeste_filelinenum, ffeste_set_line): Likewise. java * lex.h (lineno): Rename to ... (input_line): ... here * parse-scan.y (lineno): Rename to ... (input_line): ... here. (reset_report): Rename lineno to input_line. * check-init.c (check_init): Likewise. * class.c (push_class): Likewise. * decl.c (complete_start_java_method, end_java_method): Likewise. * expr.c (expand_byte_code): Likewise. * jcf-parse.c (give_name_to_class, parse_class_file): Likewise. * jcf-write.c (generate_bytecode_insns): Likewise. * lex.c (java_init_lex, java_allocate_new_line, do_java_lex): Likewise. * parse.h (YYNOT_TWICE): Likewise. * parse.y (empty_statement, expression_statement, java_pop_parser_context, java_parser_context_save_global, yyerror, register_fields, method_header, safe_layout_class, find_in_imports_on_demand, create_artificial_method, source_end_java_method, start_complete_expand_method, build_thisn_assign, java_complete_lhs, maybe_absorb_scoping_block): Likewise. objc * objc-act.c (objc_init): Rename lineno to input_line. (build_module_descriptor, build_selector_translation_table, build_protocol_template, build_method_prototype_list_template, build_category_template, build_selector_table, build_class_template, build_super_template, build_ivar_template, build_ivar_list_template, build_method_list_template, build_method_template, add_instance_variable): Likewise. treelang * tree1.c (treelang_init): Rename lineno to input_line. From-SVN: r66333
2003-04-29c-semantics.c (expand_unreachable_stmt): Return a tree.Geoffrey Keating1-44/+48
* c-semantics.c (expand_unreachable_stmt): Return a tree. (expand_stmt): Update for change to expand_unreachable_stmt. (expand_unreachable_if_stmt): Likewise. From-SVN: r66252
2003-04-20c-common.h, [...]: Rename genrtl_decl_cleanup to genrtl_cleanup_stmt.Chris Lattner1-3/+3
* c-common.h, c-semantics.c: Rename genrtl_decl_cleanup to genrtl_cleanup_stmt. Correct comment at head of genrtl_cleanup_stmt (no such thing as a DECL_CLEANUP). * stmt.c (struct nesting): Kill n_function_calls. (expand_start_bindings): Don't set thisblock->data.block.n_function_calls. (expand_end_bindings): Compare function_call_count against 0. (expand_cleanups): Kill DONT_DO argument; all callers passed NULL_TREE. All callers updated to match. Co-Authored-By: Zack Weinberg <zack@codesourcery.com> From-SVN: r65869
2003-04-17re PR c/10175 (-Wunreachable-code doesn't work for single lines)Roger Sayle1-7/+187
2003-04-16 Roger Sayle <roger@eyesopen.com> * c-semantics.c (find_reachable_label): New function to find a potentially reachable label in an expression. (expand_unreachable_if_stmt): Similar to expand_if_stmt but assumes the start of the IF_STMT is unreachable (dead) code. (expand_unreachable_stmt): Similar to expand_stmt but assumes the start of the statement list is unreachable (dead) code. (genrtl_if_stmt): If the controlling expression of the IF is constant, use expand_unreachable_stmt for the THEN or ELSE clause as appropriate. (genrtl_switch_stmt): Use expand_unreachable_stmt to expand the body of a SWITCH statement. (expand_stmt): The code immediately following a "return", "break", "continue" or "goto" is unreachable. * Makefile.in (c-semantics.o): Depend upon tree-inline.h. * gcc.dg/Wunreachable-5.c: New test case for PR c/10175. * gcc.c-torture/execute/medce-1.c: New test case. * gcc.c-torture/execute/medce-2.c: New test case. From-SVN: r65715
2003-02-22i386.c (builtin_description): Add __builtin_ia32_paddq and __builtin_ia32_psubq.Jan Hubicka1-1/+2
* i386.c (builtin_description): Add __builtin_ia32_paddq and __builtin_ia32_psubq. Fix __builtin_ia32_paddq128 and __builtin_ia32_psubq128. * i386.h (IX86_BUILTIN_PADDQ, IX86_BUILTIN_PSUBQ): New. * i386.md (addv*, mmx_ior*, mmx_xoe*, mmx_and*): Add missing '%'. (mmx_adddi3, mmx_subdi3): New. * mmintrin.h (_mm_add_si64, _mm_sub_si64): New. * xmmintrin.h (_mm_movepi64_pi64): New. (_mm_add_epi64, _mm_sub_epi64): fix. (_mm_mul_pu16): Rename to... (_mm_mul_su32): ... this one. * builtins.c (expand_builtin_expect): Do not predict flag_guess_branch_prob is not set. * c-semantics.c (expand_stmt): Likewise. * predict.c (predict_insn): Likewise. * stmt.c (expand_continue_loop): Likewise. * toplev.c (rest_of_compilation): Do not call note_prediction_to_br_prob and note_prediction_to_br_prob when not optimizing. From-SVN: r63263
2003-01-15c-semantics.c (genrtl_while_stmt): Improve initial RTL generation when loop ↵Roger Sayle1-12/+18
condition is known true, i.e. * c-semantics.c (genrtl_while_stmt): Improve initial RTL generation when loop condition is known true, i.e. "while (1) { ... }". (genrtl_for_stmt): Similarly for "for" statements. From-SVN: r61338
2003-01-09re PR inline-asm/8832 (traditional "asm volatile" code is illegally optimized)Eric Botcazou1-1/+1
PR inline-asm/8832 * tree.h (expand_asm): New prototype. * stmt.c (expand_asm): Set the MEM_VOLATILE_P flag if instructed to do so. * c-semantics (genrtl_asm_stmt): Pass the RID_VOLATILE qualifier down to expand_asm. * c-typeck.c (simple_asm_stmt): Set the RID_VOLATILE qualifier. * rtlanal.c (volatile_insn_p) [ASM_INPUT]: Test the MEM_VOLATILE_P flag. (volatile_refs_p) [ASM_INPUT]: Likewise. (side_effects_p) [ASM_INPUT]: Likewise. From-SVN: r61099
2002-12-17c-semantics.c (add_scope_stmt): Abort if the end SCOPE_STMT doesn't match ↵Jason Merrill1-0/+2
the begin SCOPE_STMT in partialness. * c-semantics.c (add_scope_stmt): Abort if the end SCOPE_STMT doesn't match the begin SCOPE_STMT in partialness. cp/ * semantics.c (do_pushlevel): Call pushlevel after adding the SCOPE_STMT. (do_poplevel): Call poplevel before adding the SCOPE_STMT. * parse.y (function_body): Go back to using compstmt. * decl.c (pushdecl): Skip another level to get to the parms level. * call.c (build_new_method_call): Use is_dummy_object to determine whether or not to evaluate the object parameter to a static member function. From-SVN: r60196
2002-12-16Merge basic-improvements-branch to trunkZack Weinberg1-3/+21
From-SVN: r60174
2002-12-04re PR c/7622 (tree inliner fallout (regression relative to 2.95))Eric Botcazou1-0/+1
PR c/7622 * c-semantics (genrtl_scope_stmt): Do not output inlined nested functions that contain no code. From-SVN: r59817
2002-09-22ChangeLog: Follow spelling conventions.Kazu Hirata1-1/+1
* ChangeLog: Follow spelling conventions. * ChangeLog.0: Likewise. * ChangeLog.1: Likewise. * ChangeLog.2: Likewise. * ChangeLog.3: Likewise. * ChangeLog.4: Likewise. * ChangeLog.5: Likewise. * ChangeLog.6: Likewise. * FSFChangeLog.10: Likewise. * FSFChangeLog.11: Likewise. * alias.c: Likewise. * basic-block.h: Likewise. * c-aux-info.c: Likewise. * c-common.c: Likewise. * c-common.h: Likewise. * c-decl.c: Likewise. * c-format.c: Likewise. * c-semantics.c: Likewise. * c-typeck.c: Likewise. * calls.c: Likewise. * cfganal.c: Likewise. * cfgloop.c: Likewise. * collect2.c: Likewise. * combine.c: Likewise. * conflict.c: Likewise. * cppexp.c: Likewise. * cppfiles.c: Likewise. * cpphash.h: Likewise. * cppinit.c: Likewise. * cpplex.c: Likewise. * cpplib.c: Likewise. * cpplib.h: Likewise. * cppmacro.c: Likewise. * cse.c: Likewise. From-SVN: r57398
2002-09-16re PR c++/7640 (g++ 3.3 ICE: SEGV in integer_zerop)Nathan Sidwell1-2/+3
.: PR c++/7640 * c-semantics.c (genrtl_do_stmt): Cope with NULL cond. testsuite: * g++.dg/other/do1.C: New test. From-SVN: r57212
2002-08-22c-common.h (RETURN_STMT_EXPR): Rename from RETURN_EXPR.Jason Merrill1-1/+1
* c-common.h (RETURN_STMT_EXPR): Rename from RETURN_EXPR. * c-common.def: Adjust. * c-dump.c (c_dump_tree): Adjust. * c-semantics.c (genrtl_return_stmt): Adjust. * c-pretty-print.c (pp_c_statement): Adjust. * tree-inline.c (copy_body_r): Adjust. 2002-08-22 Jason Merrill <jason@redhat.com> * pt.c (tsubst_expr): RETURN_EXPR is now RETURN_STMT_EXPR. * semantics.c (nullify_returns_r): Likewise. From-SVN: r56523
2002-08-14Fix PR/7566Gabriel Dos Reis1-2/+1
Fix PR/7566 * c-semantics.c (genrtl_case_label): Don't (mis)use warning_with_decl. From-SVN: r56329
2002-05-08cfglayout.c (function_tail_eff_head): Rename to ...Jan Hubicka1-0/+9
* cfglayout.c (function_tail_eff_head): Rename to ... (function_footer): ... this one. (unlink_insn_chain): New functions. (label_for_bb): Only call block_label and emit debug message. (record_effective_endpoints): Actually unlink the headers and footers. (fixup_reorder_cahin): Re-insert the unlinked sequences. (cfg_layout_duplicate_bb): Use duplicate_insn_chain. * cfglayout.h (struct reorder_block_def): New fields footer/header; remove eff_head/eff_end. * rtl.h (set_first_insn): Declare. * emit-rtl.c (set_first_insn): New function. * cfglayout.c (fixup_reorder_chain): Dump duplicated (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge, cfg_layout_duplicate_bb): New global function. (duplicate_insn_chain): New static function. * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge, cfg_layout_duplicate_bb): Declare. (struct reorder_block_def): Add "original" field. * emit-rtl.c (emit_copy_of_insn_after): New function. * rtl.h (emit_copy_of_insn_after): Declare. * cfglayout.c (fixup_fallthru_exit_predecessor): Kill. (fixup_reorder_chain): properly handle edges to exit block. Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> Jan Hubicka <jh@suse.cz> * basic-block.h (note_prediction_to_br_prob): declare. * c-semantics.c: Inlucde predit.h (expand_stmt): predict GOTO_STMT as not taken. * cfgcleanup.c: (delete_unreachable_blocks): Make global. (cleanup_cfg): Do not free tail_recursion_list. * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION. (flow_delete_block): Kill predictions past end of basic block. * output.h (delete_unreachable_blocks): Declare. * predict.c (predicted_by_p, process_note_predictions, process_note_prediction, last_block_p): New function. (estimate_probability): Bypass loop on PRED_CONTINUE; do not handle noreturn heuristics; kill PRED_RETURN; add PRED_EARLY_RETURN. * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO, PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New. * predict.h (IS_TAKEN): New constant. * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION. * rtl.c (NOTE_INSN_PREDICTION): New. * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS): New macro. (insn_note): add NOTE_INSN_PREDICTION. * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build CFG; free tail_recursion_label_list. * stmt.c: Include predict.h; (return_prediction): New. (expand_value_return): Use it. * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall. From-SVN: r53285
2002-04-03re PR c++/5636 (gcc-3.0.3, memory leakage: function that take a string as ↵Jason Merrill1-5/+5
parameter will not call local variable destructors if exception is thrown.) PR c++/5636 * tree.h (CLEANUP_EH_ONLY): New macro. * stmt.c (expand_decl_cleanup_eh): New fn. (expand_cleanups): Check CLEANUP_EH_ONLY. * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT. Use expand_decl_cleanup_eh. (expand_stmt): Adjust. * c-common.h: Adjust prototype. * cp/semantics.c (nullify_returns_r): Just set CLEANUP_EH_ONLY on cleanup for nrv. * except.c (struct eh_status): Remove protect_list. (begin_protect_partials, end_protect_partials): Remove. (add_partial_entry): Remove. * except.h: Remove prototypes. * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use expand_decl_cleanup_eh. cp/: * semantics.c (finish_eh_cleanup): New fn. * cp-tree.h: Add prototype. * init.c (perform_member_init, expand_cleanup_for_base): Use finish_eh_cleanup. * cp-tree.def (SUBOBJECT, CTOR_STMT): Remove. * cp-tree.h: Remove references. * decl.c (begin_constructor_body, end_constructor_body): Likewise. * dump.c (cp_dump_tree): Likewise. * pt.c (tsubst_expr): Likewise. * semantics.c (genrtl_ctor_stmt, genrtl_subobject): Remove. (cp_expand_stmt): Remove handling of CTOR_STMT and SUBOBJECT. * tree.c (cp_statement_code_p): Likewise. * init.c (build_new_1): Set CLEANUP_EH_ONLY on deleting cleanup. From-SVN: r51827
2002-03-15c-common.c (statement_code_p): Handle CLEANUP_STMT.Mark Mitchell1-0/+4
* c-common.c (statement_code_p): Handle CLEANUP_STMT. * c-common.def (CLEANUP_STMT): New tree node. * c-common.h (CLEANUP_DECL): New macro. (CLEANUP_EXPR): Likewise. * c-semantics.c (expand_stmt): Handle CLEANUP_STMT. * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT. * tree-inline.c (initialize_inlined_parameters): Clean up new local variables. * cp-tree.h (CLEANUP_DECL): Remove. (CLEANUP_EXPR): Likewise. * decl.c (destroy_local_var): Simplify. (maybe_build_cleanup): Tidy. * dump.c (cp_dump_tree): Remove handling of CLEANUP_STMT. * semantics.c (cp_expand_stmt): Likewise. * cp/tree.c (cp_statement_code_p): Likewise. * g++.dg/opt/dtor1.C: New test. From-SVN: r50830
2002-02-04PR c/4475, c++/3780:Jakub Jelinek1-1/+1
* c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand. * c-common.h (SWITCH_TYPE): Define. * c-typeck.c (c_start_case): Set SWITCH_TYPE. * stmt.c (all_cases_count): Set lastval to thisval at end of loop. Rename spareness variable to sparseness. (expand_end_case_type): Renamed from expand_end_case, use orig_type if non-NULL instead of TREE_TYPE (orig_index). * tree.h (expand_end_case_type): Renamed from expand_end_case. (expand_end_case): Define using expand_end_case_type. * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE to expand_end_case_type. * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE. * semantics.c (begin_switch_stmt): Clear SWITCH_TYPE. (finish_switch_cond): Set SWITCH_TYPE. * gcc.dg/Wswitch.c: Fix typos. Don't return unconditionally before all tests. Move warning one line above to match where it C frontend emits. * gcc.dg/Wswitch-2.c: New test. * g++.dg/warn/Wswitch-1.C: New test. * g++.dg/warn/Wswitch-2.C: New test. From-SVN: r49497
2002-01-30rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.Richard Henderson1-2/+2
* rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New. * rtl.c (note_insn_name): Update. * emit-rtl.c (remove_unnecessary_notes): Kill it. * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND to perform loop rotation. (expand_exit_loop_top_cond): New. * tree.h (expand_exit_loop_top_cond): Declare it. * c-semantics.c (genrtl_while_stmt): Use it. (genrtl_for_stmt): Likewise. * ada/trans.c (tree_transform) [N_Loop_Statement]: Use expand_exit_loop_top_cond. * f/ste.c (ffeste_begin_iterdo_): Use expand_exit_loop_top_cond. (ffeste_R819B): Likewise. From-SVN: r49364
2002-01-22c-semantics.c (genrtl_compound_stmt): Only check nesting consistency if this ↵Jason Merrill1-1/+1
COMPOUND_STMT is scoped. * c-semantics.c (genrtl_compound_stmt): Only check nesting consistency if this COMPOUND_STMT is scoped. From-SVN: r49077
2002-01-15c-common.def (FILE_STMT): New code.Jason Merrill1-1/+18
* c-common.def (FILE_STMT): New code. * c-common.c (statement_code_p): It's a statement. * c-common.h (stmt_tree_s): Add x_last_filename. (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros. (last_expr_filename): New macro. * c-semantics.c (begin_stmt_tree): Initialize it. (add_stmt): If the filename changed, also insert a FILE_STMT. (expand_stmt): Handle seeing one. From-SVN: r48881
2002-01-04tree.h (expand_expr_stmt_value): Add maybe_last argument.Jakub Jelinek1-6/+11
* tree.h (expand_expr_stmt_value): Add maybe_last argument. * c-common.h (genrtl_expr_stmt_value): Likewise. * stmt.c (expand_expr_stmt): Pass 1 as maybe_last. (expand_expr_stmt_value): Add maybe_last argument. Don't warn about statement with no effect if it is the last statement in expression statement. * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last. (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to expand_expr_stmt_value. (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope. * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1 as maybe_last to expand_expr_stmt_value. * gcc.dg/20020104-1.c: New test. From-SVN: r48541
2002-01-02c-common.h (genrtl_expr_stmt_value): Declare.Alexandre Oliva1-5/+20
* c-common.h (genrtl_expr_stmt_value): Declare. * c-semantics.c (genrtl_goto_stmt): Redirect to... (genrtl_goto_stmt_value): ... this new function. Pass new argument down to expand_expr_stmt_value, taking TREE_ADDRESSABLE into account. * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a STMT_EXPR as addressable, i.e., one whose result we want. * expr.c (expand_expr): Don't save expression statement value of labeled_blocks or loop_exprs. * stmt.c (expand_expr_stmt): Redirect to... (expand_expr_stmt_value): ... this new function. Use new argument to tell whether to save expression value. (expand_end_stmt_expr): Reset last_expr_type and last_expr_value if we don't have either. * tree-inline.c (declare_return_variable): Mark its use statement as addressable. * tree.h: Document new use of TREE_ADDRESSABLE. (expand_expr_stmt_value): Declare. From-SVN: r48456
2001-10-11alias.c: Remove uses of "register" specifier in declarations of arguments ↵Stan Shebs1-3/+3
and local... 2001-10-10 Stan Shebs <shebs@apple.com> * alias.c: Remove uses of "register" specifier in declarations of arguments and local variables. * c-common.c: Ditto. * c-convert.c: Ditto. * c-decl.c: Ditto. * c-format.c: Ditto. * c-semantics.c: Ditto. * c-typeck.c: Ditto. * caller-save.c: Ditto. * calls.c: Ditto. * cfg.c: Ditto. * cfgbuild.c: Ditto. * cfgrtl.c: Ditto. * collect2.c: Ditto. * combine.c: Ditto. * convert.c: Ditto. * cppexp.c: Ditto. * cppfiles.c: Ditto. * cse.c: Ditto. * dbxout.c: Ditto. * defaults.h: Ditto. * df.c: Ditto. * dwarf2out.c: Ditto. * dwarfout.c: Ditto. * emit-rtl.c: Ditto. * explow.c: Ditto. * expmed.c: Ditto. * expr.c: Ditto. * final.c: Ditto. * fix-header.c: Ditto. * floatlib.c: Ditto. * flow.c: Ditto. * fold-const.c: Ditto. * function.c: Ditto. * gcc.c: Ditto. * gcse.c: Ditto. * gen-protos.c: Ditto. * genattrtab.c: Ditto. * gencheck.c: Ditto. * genconfig.c: Ditto. * genemit.c: Ditto. * genextract.c: Ditto. * genflags.c: Ditto. * gengenrtl.c: Ditto. * genoutput.c: Ditto. * genpeep.c: Ditto. * genrecog.c: Ditto. * gensupport.c: Ditto. * global.c: Ditto. * gmon.c: Ditto. * graph.c: Ditto. * haifa-sched.c: Ditto. * hard-reg-set.h: Ditto. * hash.c: Ditto. * integrate.c: Ditto. * jump.c: Ditto. * lists.c: Ditto. * local-alloc.c: Ditto. * loop.c: Ditto. * mips-tdump.c: Ditto. * mips-tfile.c: Ditto. * optabs.c: Ditto. * prefix.c: Ditto. * print-rtl.c: Ditto. * read-rtl.c: Ditto. * real.c: Ditto. * recog.c: Ditto. * reg-stack.c: Ditto. * regclass.c: Ditto. * regmove.c: Ditto. * reload.c: Ditto. * reload1.c: Ditto. * reorg.c: Ditto. * resource.c: Ditto. * rtl.c: Ditto. * rtlanal.c: Ditto. * scan.c: Ditto. * sched-deps.c: Ditto. * sched-rgn.c: Ditto. * sdbout.c: Ditto. * simplify-rtx.c: Ditto. * stmt.c: Ditto. * stor-layout.c: Ditto. * toplev.c: Ditto. * tradcif.y: Ditto. * tradcpp.c: Ditto. * tree.c: Ditto. * unroll.c: Ditto. * varasm.c: Ditto. * xcoffout.c: Ditto. From-SVN: r46173
2001-08-27emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.Andreas Jaeger1-10/+3
* emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout. * errors.c: Likewise. * final.c: Likewise. * dwarf2asm.c: Likewise. * doprint.c (checkit): Likewise. * diagnostic.c: Likewise. * collect2.c: Likewise. * calls.c: Likewise. * c-semantics.c (build_stmt): Likewise. * c-format.c (status_warning): Likewise. * c-errors.c (pedwarn_c99): Likewise. * builtins.c (validate_arglist): Likewise. * config/pj/pj.c (pj_printf): Likewise. * fix-header.c: Likewise. * gcc.c: Likewise. * gcov.c (fnotice): Likewise. * gensupport.c (message_with_line): Likewise. * mips-tfile.c: Likewise. * protoize.c (notice): Likewise. * read-rtl.c (fatal_with_file_and_line): Likewise. * rtl-error.c: Likewise. * tradcpp.c: Likewise. * tree.c: Likewise. * cp/tree.c (build_min_nt): Likewise. (build_min): Likewise. * cp/lex.c: Likewise. * cp/errfn.c: Likewise. * cp/rtti.c (create_pseudo_type_info): Likewise. From-SVN: r45185
2001-08-22Makefile.in, [...]: replace "GNU CC" with "GCC".Lars Brinkhoff1-12/+12
* Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c, bitmap.h, builtin-types.def, builtins.c, builtins.def, c-aux-info.c, c-common.c, c-common.def, c-common.h, c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c, c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in, c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c, caller-save.c, calls.c, collect2.c, collect2.h, combine.c, conditions.h, config.gcc, configure.frag, configure.in, conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c, cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h, dependence.c, df.c, df.h, diagnostic.c, diagnostic.h, doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c, dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c, emit-rtl.c, errors.c, errors.h, except.c, except.h, exgettext, explow.c, expmed.c, expr.c, expr.h, final.c, fixproto, flags.h, flow.c, fold-const.c, fp-test.c, function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp, gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c, gencheck.c, gencodes.c, genconfig.c, genemit.c, genextract.c, genflags.c, gengenrtl.c, genmultilib, genopinit.c, genoutput.c, genpeep.c, genrecog.c, gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c, ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c, graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h, gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h, gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h, hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h, integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c, libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h, machmode.def, machmode.h, main.c, mbchar.c, mbchar.h, mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk, mkmap-symver.awk, optabs.c, output.h, params.c, params.def, params.h, predict.c, predict.def, predict.h, prefix.c, prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c, read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c, regclass.c, regmove.c, regrename.c, regs.h, reload.c, reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c, rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h, sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c, sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c, ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c, stringpool.c, system.h, timevar.c, timevar.def, timevar.h, tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h, tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h, unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h, unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c, xcoffout.h: replace "GNU CC" with "GCC". From-SVN: r45105
2001-08-10c-common.h (RETURN_NULLIFIED_P): Lose.Jason Merrill1-7/+1
* c-common.h (RETURN_NULLIFIED_P): Lose. * c-semantics.c (genrtl_return_stmt): Don't check it. Support named return value optimization for inlines, too. * decl.c (finish_function): Nullify returns here. * semantics.c (genrtl_start_function): Not here. (cp_expand_stmt): Don't mess with CLEANUP_STMTs. (nullify_returns_r): No longer static. Just clear RETURN_EXPR. Also nullify the CLEANUP_STMT for the nrv. * cp-tree.h: Declare it. * optimize.c (declare_return_variable): Replace the nrv with the return variable. * typeck.c (check_return_expr): Be more flexible on alignment check. Ignore cv-quals when checking for a matching type. From-SVN: r44762
2001-08-07* c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.Jason Merrill1-1/+1
From-SVN: r44684
2001-08-01alias.c: Fix comment formatting.Kazu Hirata1-23/+23
* alias.c: Fix comment formatting. * bitmap.c: Likewise. * builtins.c: Likewise. * calls.c: Likewise. * c-common.c: Likewise. * c-decl.c: Likewise. * c-dump.c: Likewise. * c-lex.c: Likewise. * collect2.c: Likewise. * combine.c: Likewise. * conflict.c: Likewise. * cppfiles.c: Likewise. * cppinit.c: Likewise. * cpplex.c: Likewise. * cpplib.c: Likewise. * cppmacro.c: Likewise. * cppspec.c: Likewise. * c-pragma.c: Likewise. * crtstuff.c: Likewise. * cse.c: Likewise. * cselib.c: Likewise. * c-semantics.c: Likewise. * c-typeck.c: Likewise. From-SVN: r44547
2001-06-18Implement the Named Return Value optimization.Jason Merrill1-1/+9
* c-common.h (RETURN_NULLIFIED_P): New macro. * c-semantics.c (genrtl_return_stmt): Check it. * cp-tree.h (struct cp_language_function): Add x_return_value. (current_function_return_value): Now a macro. * decl.c: Don't define it. (define_label, finish_case_label): Don't clear it. (init_decl_processing): Don't register it with GC. * semantics.c (genrtl_finish_function): Don't check it for no_return_label. Copy the RTL from the return value to current_function_return_value and walk, calling... (nullify_returns_r): ...this new fn. * typeck.c (check_return_expr): Set current_function_return_value. * expr.c (clear_storage): Set TREE_NOTHROW on the decl for memset. (emit_block_move): Likewise. From-SVN: r43445
2001-06-08stmt.c (current_nesting_level): New fn.Jason Merrill1-0/+10
* stmt.c (current_nesting_level): New fn. * tree.h: Declare it. * c-semantics.c (genrtl_compound_stmt): Use it. * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P. From-SVN: r43037
2001-06-06c-semantics.c (genrtl_scope_stmt): Write out nested inline functions here, ↵Mark Mitchell1-3/+24
instead of ... * c-semantics.c (genrtl_scope_stmt): Write out nested inline functions here, instead of ... * c-decl.c (c_expand_body): ... here. From-SVN: r42930
2001-04-24c-semantics.c (add_scope_stmt): Don't call current_scope_stmt_stack multiple ↵Nathan Sidwell1-6/+5
times. * c-semantics.c (add_scope_stmt): Don't call current_scope_stmt_stack multiple times. From-SVN: r41521