+2003-09-25 Loren James Rittle <ljrittle@acm.org>
+
+ * config/i386/i386.h (ix86_return_in_memory): Add prototype.
+
+2003-09-25 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_emit_prologue): Simplify accesses to
+ FPR slots in the save area.
+ (s390_emit_epilogue): Likewise.
+
+2003-09-25 Richard Sandiford <rsandifo@redhat.com>
+
+ * cgraph.h (cgraph_remove_edge): Declare.
+ * cgraph.c (cgraph_remove_edge): Make extern.
+ * cgraphunit.c (cgraph_finalize_function): Call cgraph_remove_edge
+ instead of cgraph_remove_call.
+
+2003-09-25 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * objc/objc-act.c (gen_declaration_1): Fix printf format.
+
+2003-09-25 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.c (all_cores): arm710t, arm720t and arm740t are all based on the
+ arm7tdmi core.
+
+2003-09-25 Ziemowit Laski <zlaski@apple.com>
+
+ * config/darwin-protos.h (objc_image_info_section):
+ New prototype.
+
+2003-09-25 Ziemowit Laski <zlaski@apple.com>
+
+ * Makefile.in (stub-objc.o): Depend on $(GGC_H).
+
+2003-09-25 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * config.gcc: Get rid of more gratuitious 'x'es. Actually allow
+ tsc701 as a --with-cpu, --with-tune setting for sparc.
+
+2003-09-25 Ziemowit Laski <zlaski@apple.com>
+
+ * c-parse.in (objc_try_stmt): Do not specify a %type.
+
+2003-09-25 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * config.gcc: New 'widely ported system' clause for rtems.
+ Set thread file there, not in individual clauses.
+
+2003-09-25 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips_va_arg): Handle arguments that must be
+ passed on the stack.
+
+2003-09-25 Nathanael Nerode <neroden@gcc.gnu.org>
+
+ * config.gcc (widely ported systems section): Mostly alphabetize
+ by system. Comment the case where we can't.
+ * config.gcc (widely ported systems section): Reindent and clean up.
+
+ * config.gcc: Remove some unnecessary uses of 'x' in case statements.
+ Actually allow ep9312 as an arm --with-arch setting.
+
+ * config.gcc (*-hpux11): Disable fixproto.
+
+2003-09-24 Phil Edwards <phil@codesourcery.com>
+
+ PR pch/12112
+ * gcc/cppfiles.c (pch_open_file): Return based on combined
+ result of all files.
+ (validate_pch): Return validate flag for current file.
+
+2003-09-24 Roger Sayle <roger@eyesopen.com>
+
+ PR bootstrap/12358
+ * fold-const.c (tree_swap_operands_p): Only reorder operands when
+ one of the operands is constant.
+
+2003-09-24 Ziemowit Laski <zlaski@apple.com>
+
+ MERGE OF objc-improvements-branch into MAINLINE:
+ * Makefile.in (C_OBJS): Add in stub-objc.o.
+ (c-parse.y): Change sed demarcations to begin with '@@'.
+ (stub-objc.o): New rule.
+ * c-common.c (flag_nil_receivers, flag_objc_exceptions, flag_zero_link,
+ flag_replace_objc_classes): New flags.
+ * c-common.h (RID_AT_THROW, RID_AT_TRY, RID_AT_CATCH, RID_AT_FINALLY,
+ RID_AT_SYNCHRONIZED): New keywords.
+ (flag_nil_receivers, flag_objc_exceptions, flag_zero_link,
+ flag_replace_objc_classes): New flags.
+ (lookup_interface, is_class_name, objc_is_object_ptr, objc_check_decl,
+ objc_comptypes, objc_message_selector, lookup_objc_ivar,
+ get_current_scope, objc_mark_locals_volatile): New prototypes,
+ some moved from c-tree.h.
+ * c-decl.c (get_current_scope, objc_mark_locals_volatile): New functions.
+ (finish_decl): Adjust where objc_check_decl() gets called.
+ * c-lang.c (lookup_interface, is_class_name, objc_is_id, objc_check_decl,
+ objc_comptypes, objc_message_selector, lookup_objc_ivar): Remove stubs.
+ * c-opts.c (c_common_handle_option): Add handling for flag_nil_receivers,
+ flag_objc_exceptions, flag_replace_objc_classes and flag_zero_link.
+ * c-parse.in: Replace 'ifc' and 'end ifc' sed markers with '@@ifc' and
+ '@@end_ifc', respectively.
+ (AT_THROW, AT_TRY, AT_CATCH, AT_FINALLY, AT_SYNCHRONIZED): New %tokens.
+ (objc_try_stmt, superclass, class_ivars, objc_try_catch-stmt,
+ objc_finally_block): New rules.
+ (component_decl_list2): Clean up semantic action for @defs construct.
+ (component_decl, c99_block_start): Remove call to add_objc_decls().
+ (poplevel): Add call to objc_clear_super_receiver().
+ (stmt): Add rules for @throw, @try..@catch..@finally and @synchronized
+ constructs.
+ (classdef, methodprotolist): Clean up/simplify.
+ (methodprotolist2): Eliminate.
+ (methodproto): Call add_method() instead of add_class_method() and
+ add_instance_method().
+ (receiver): Add TYPENAME production.
+ (reswords): Add "throw", "try", "catch", "finally" and "synchronized".
+ (rid_to_yy): Add AT_THROW, AT_TRY, AT_CATCH, AT_FINALLY and
+ AT_SYNCHRONIZED.
+ * c-tree.h (lookup_interface, is_class_name, objc_is_id, objc_check_decl,
+ objc_comptypes, objc_message_selector)
+ * c-typeck.c (comptypes): In ObjC mode, call objc_comptypes() for
+ struct and pointer types.
+ (build_c_cast): Do not discard ObjC protocol qualifiers.
+ (convert_for_assignment): Cache result of comp_target_types() instead
+ of calling it more than once.
+ * c.opt (fnext-runtime): Update description string.
+ (fnil-receivers, fobjc-exceptions, freplace-objc-classes, fzero-link):
+ New ObjC/ObjC++-specific flags.
+ * function.h (GCC_FUNCTION_H): Header guard.
+ * gengtype-lex.l: Teach lexer about new @@... sed demarcations.
+ * stub-objc.c: New file, to be used to satisfy references to ObjC
+ functions by the C and C++ front-ends.
+ * config/darwin.c (_OBJC_IMAGE_INFO): New global metadata.
+ * config/darwin.h (FUNCTION): Add in_objc_image_info.
+ (SECTION_FUNCTION): Add objc_image_info_section.
+ * doc/invoke.texi: Link to GCC web site for Objective-C information.
+ (-fconstant-string-class): Update documentation.
+ (-fno-nil-receivers, -fobjc-exceptions, -freplace-objc-classes,
+ -fzero-link): New documentation.
+ * objc/Make-lang.in (objc-parse.y): Change sed demarcations to begin
+ with '@@'.
+ * objc/lang-specs.h (@objective-c-header): Fix -E spec.
+ * objc/objc/objc-act.c: Replace TYPE_NAME with OBJC_TYPE_NAME
+ throughout; provide casts for return values from memory allocation
+ functions (xmalloc, alloca, ggc_alloc, etc.).
+ (OBJC_VOID_AT_END): New macro.
+ (rtl.h): Do not #include any more.
+ (STRING_OBJECT_GLOBAL_NAME): Replaced with STRING_OBJECT_GLOBAL_FORMAT.
+ (TAG_MSGSEND_STRET, TAG_MSGSENDSUPER_STRET, TAG_MSGSEND_NONNIL,
+ TAG_MSGSEND_NONNIL_STRET, TAG_EXCEPTIONEXTRACT, TAG_EXCEPTIONTRYENTER,
+ TAG_EXCEPTIONTRYEXIT, TAG_EXCEPTIONMATCH, TAG_EXCEPTIONTHROW,
+ TAG_SYNCENTER, TAG_SYNCEXIT): New NeXT runtime entry points.
+ (struct val_stack, catch_count_stack, exc_binding_stack, val_stack_push,
+ val_stack_pop): New.
+ (objc_check_decl): Fix precondition for error message, along with
+ the message itself.
+ (lookup_and_install_protocols): Remove nonexistent protocols from
+ protocol list instead of returning error_mark_node.
+ (create_builtin_decl): Use DECL_ARTIFICIAL only for VAR_DECLs.
+ (setup_string_decl): Generalize to use STRING_OBJECT_GLOBAL_FORMAT.
+ (synth_module_prologue): General clean-up; construct NeXT-specific
+ runtime API prototypes if needed.
+ (build_string_class_template): Remove.
+ (check_string_class_template, string_layout_checked): New.
+ (build_objc_string_object): Generalize to work with
+ -fconstant-string-class.
+ (build_objc_symtab_template): Fix layout for the NeXT runtime.
+ (build_metadata_decl): New.
+ (forward_declare_categories): Call build_metadata_decl() instead of
+ create_builtin_decl() et al.
+ (build_module_descriptor): Use OBJC_VOID_AT_END instead of
+ void_list_node_1.
+ (build_selector_reference_decl, build_class_reference_decl,
+ build_objc_string_decl): Do not set TREE_READONLY.
+ (get_proto_encoding): Do not call hack_method_prototype().
+ (get_class_reference): Add failure mode for invalid class names;
+ support -fzero-link; defer if in an ObjC++ template declaration.
+ (objc_declare_alias, objc_declare_class): Fix up duplicate name
+ lookup; check for global scope if in ObjC++.
+ (is_class_name): Generalize to work with various tree nodes (TYPE_DECL,
+ RECORD_TYPE, IDENTIFIER_NODE, etc.)
+ (objc_is_id): Removed.
+ (objc_is_object_ptr): New function.
+ (get_class_ivars_from_name): New function, used for @defs construct.
+ (get_class_ivars): Add option to return raw ivars; create a
+ ClASS_OWN_IVARS list for each class as needed.
+ (objc_enter_block, objc_exit_block, objc_declare_variable,
+ objc_build_throw_stmt, val_stack_push, val_stack_pop,
+ objc_build_try_enter_fragment, objc_build_extract_expr,
+ objc_build_try_exit_fragment, objc_build_extract_fragment,
+ objc_build_try_prologue, objc_build_try_epilogue,
+ objc_build_catch_stmt, objc_build_catch_epilogue,
+ objc_build_finally_prologue, objc_build_finally_epilogue,
+ objc_build_try_catch_finally_stmt, objc_build_synchronized_prologue,
+ objc_build_synchronized_epilogue, build_objc_exception_stuff):
+ New functions.
+ (_JBLEN): _setjmp jmpbuf size (needs to be made a target hook in
+ the future).
+ (build_private_template): Fix up calls to get_class_ivars().
+ (offset_is_register, forwarding_offset): Remove.
+ (objc_method_parm_type, objc_encoded_type_size): New functions.
+ (encode_method_prototype): Simplify to no longer depend on
+ back-end information.
+ (build_tmp_function_decl_xxx, build_tmp_function_decl,
+ hack_method_prototype): Removed.
+ (generate_protocol_references): Remove calls to
+ build_tmp_function_decl().
+ (generate_protocols): Adjust calls to encode_method_prototype().
+ (build_class_template): Generate sel_id' and 'gc_object_type' fields
+ for the NeXT runtime.
+ (synth_forward_declarations): Call build_metadata_decl().
+ (check_ivars): Check that the number of ivars matches also.
+ (build_super_template): Modify super_type directly; disable debugging
+ output while generating decl.
+ (build_ivar_list_initializer): Skip list elements that are not
+ FIELD_DECLs.
+ (ivar_list_length): New function.
+ (generate_ivar_lists): Call ivar_list_length() instead of list_length()
+ and encode_method_prototype() instead of encode_method_def().
+ (build_shared_structure_initializer): Generate 'sel_id' field for
+ the NeXT runtime.
+ (generate_category): Do not set TREE_USED.
+ (build_keyword_selector): Ditto; transform into a function argument
+ chain.
+ (get_arg_type_list): If there are no user-specified arguments, use
+ '...'; use OBJC_VOID_AT_END.
+ (check_duplicates): Add a parameter indicating whether methods or
+ selectors are being checked.
+ (receiver_is_class_object): Add parameters indicating whether
+ receiver is 'self' or 'super'; robustify.
+ (build_message_expr): Defer call to finish_message_expr() if
+ inside an ObjC++ template.
+ (lookup_method_in_hash_lists): New function.
+ (finish_message_expr): Complete rewrite/fix.
+ (build_objc_method_call): Ditto; factor out commonalities between
+ the GNU and NeXT runtimes; acccommodate ..._stret and ...NonNil
+ messenger variants on the NeXT.
+ (lookup_instance_method_static, lookup_class_method_static):
+ Fold into a single lookup_method_static() function with an
+ additional parameter.
+ (add_class_method, add_instance_method): Fold into a single
+ add_method() function with an additional parameter.
+ (add_category): Make duplicate categories a hard error in ObjC++.
+ (add_instance_variable): Properly handle unnamed ivars, arrays of
+ zero or no size and bitfields. In ObjC++, check for nontrivial
+ C++ class instances.
+ (is_public): Allow C functions to access non-@public ivars, with
+ a warning.
+ (start_class): Move common initializations to
+ synth_module_prologue(); check for global scope if in ObjC++.
+ (continue_class): Fix calls to finish_struct().
+ (objc_declare_protocols, start_protocol): Check for global scope
+ if in ObjC++.
+ (encode_pointer): Encode 'BOOL *' specially on the NeXT.
+ (encode_aggregate_within): Rewrite to properly distinguish
+ struct tags from typedefs in both ObjC and ObjC++.
+ (encode_bitfield, encode_complete_bitfield): Remove.
+ (encode_next_bitfield, encode_gnu_bitfield): New functions.
+ (encode_field_decl): Call encode_next_bitfield() or
+ encode_gnu_bitfield() as needed.
+ (synth_self_and_ucmd_args): New function.
+ (start_method_def): Use it.
+ (objc_types_are_equivalent): New function.
+ (comp_proto_with_proto): Use it instead of comptypes(), since
+ we need symmetry.
+ (really_start_method): Use lookup_method_static() instead of
+ lookup_class_method_static() and lookup_instance_method_static();
+ Emit 'extern "C"' if in ObjC++ mode.
+ (add_objc_decls): Removed.
+ (UOBJC_SUPER_scope): New variable.
+ (get_super_receiver): Move construction of 'super' from
+ add_objc_decls(); remove dependency on struct objc_class.
+ (encode_method_def): Removed; encode_method_prototype() is
+ used instead.
+ (objc_clear_super_receiver): New function.
+ (objc_expand_function_end): Do not do anything for ordinary
+ C functions.
+ (finish_method_def): Mark ObjC methods as un-inlinable.
+ (gen_declaration_1): Emit widths of bitfields.
+ (finish_objc): Call generate_objc_image_info() if needed;
+ use check_duplicates() when checking for selector duplicates.
+ (generate_objc_image_info): New function.
+ * objc/objc-act.h (add_instance_method, add_class_method,
+ get_class_ivars): Remove prototypes.
+ (objc_build_throw_stmt, objc_build_try_catch_finally_stmt,
+ objc_build_synchronized_prologue, objc_build_synchronized_epilogue,
+ objc_build_catch_stmt, objc_build_catch_epilogue,
+ objc_build_finally_prologue, objc_build_finally_epilogue,
+ add_method, get_class_ivars_from_name): New prototypes.
+ (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): New.
+ (TYPE_PROTOCOL_LIST): Robustify to distinguish from
+ TRANSLATION_UNIT_DECLs.
+ (OBJC_TYPE_NAME): New.
+ (objc_tree_code): Ensure that either <c-tree.h> or <cp/cp-tree.h>
+ got included.
+ (IS_SUPER): Robustify.
+ (umsg_stret_decl, umsg_super_stret_decl, umsg_nonnil_decl,
+ umsg_nonnil_stret_decl, objc_storage_class, objc_exception_extract_decl,
+ objc_exception_try_enter_decl, objc_exception_try_exit_decl,
+ objc_exception_match_decl, objc_exception_throw_decl,
+ objc_sync_enter_decl, objc_sync_exit_decl, objc_exception_data_template,
+ objc_setjmp_decl, objc_stack_exception_data, objc_caught_exception,
+ objc_rethrow_exception, objc_eval_once, objc_exception_block_stack,
+ objc_catch_type): New ObjC/ObjC++ roots.
+ * objc/objc-tree.def (MESSAGE_SEND_EXPR, CLASS_REFERENCE_EXPR): New
+ ObjC/ObjC++ tree node codes.
+
+2003-09-24 Alexandre Oliva <aoliva@redhat.com>
+
+ * cpplib.c (do_pragma): Reintroduce cb_line_change call in the
+ code path that calls a handler.
+
2003-09-24 Nathanael Nerode <neroden@gcc.gnu.org>
+ * config.gcc (c4x-*, tic4x-*, d30v-*, mmix-knuth-mmixware):
+ Disable fixproto.
+
* config.gcc: Clean up and reindent $with_cpu=yes|no clause and
the section giving $with_cpu defaults by target.
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