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2006-05-24  Release Manager

        * GCC 4.1.1 released.

2006-05-05  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>

        PR objc/27240
        * objc-act.c (objc_is_public): Return early on invalid type.

2006-02-28  Release Manager

        * GCC 4.1.0 released.

2005-10-20  Geoffrey Keating  <geoffk@apple.com>

        * objc-act.c (synth_module_prologue): Clear TREE_NOTHROW
        on objc_msgSend and like builtin functions.

2005-10-17  Andreas Krebbel  <krebbel1@de.ibm.com>

        * objc-act.c (objc_build_component_ref): Adjust call to 
        finish_class_member_access_expr due to a changed prototype.

2005-08-31  Andrew Pinski  <pinskia@physics.uc.edu>

        PR objc/23306
        * objc-act.c (generate_strings): Remove and move code to
        finish decl to ...
        (add_objc_string): here when creating a new string decl.
        (finish_objc): Don't call generate_strings.

2005-08-31  Andrew Pinski  <pinskia@physics.uc.edu>

        PR objc/23381
        * objc-act.c (next_sjlj_build_try_catch_finally): Set
        TREE_SIDE_EFFECTS on catch_seq after building it.

2005-08-09  Andrew Pinski  <pinskia@physics.uc.edu>

        part of PR objc/21992
        * objc-act.c (handle_class_ref): The ref decl is always referenced.

2005-07-20  Giovanni Bajo  <giovannibajo@libero.it>

        Make CONSTRUCTOR use VEC to store initializers.
        * objc-act.c (objc_build_constructor): Use build_constructor_from_list
        instead of build_constructor.

2005-07-08  Daniel Berlin  <dberlin@dberlin.org>
        
        * objc-act.c (objc_push_parm): DECL_ARG_TYPE_AS_WRITTEN is
        removed.
        * objc-act.h (KEYWORD_ARG_NAME): Use decl_non_common.
        (KEYWORD_KEY_NAME): Use decl_minimal.
        (METHOD_SEL_NAME): Ditto..
        (METHOD_SEL_ARGS): Use decl_non_common.
        (METHOD_ADD_ARGS): Ditto.
        (METHOD_ADD_ARGS_ELLIPSIS_P): Use decl_common.
        (METHOD_DEFINITION): Ditto.
        (METHOD_ENCODING): Ditto.
        * objc-lang.c: (objc_init_ts): New function.

2005-07-07  Ziemowit Laski  <zlaski@apple.com>

        * objc-act.c (objc_build_struct): Pass in an actual @interface
        instead of its name, and annotate the struct created (and all
        existing variants thereof) with the @interface.
        (objc_compare_types): Treat forward-declared ObjC classes
        as stand-alone (root) classes for purposes of type comparisons.
        (build_private_template): Move some code to objc_build_struct().

2005-07-07  Ziemowit Laski  <zlaski@apple.com>

        PR objc/22274
        * objc-act.c (objc_build_string_object): For GNU-style constants,
        use the @interface type rather than the built-in type.

2005-07-03  Kazu Hirata  <kazu@codesourcery.com>

        * Make-lang.in (cc1plus-checksum.c): Use
        build/genchecksum$(build_exeext), not build/genchecksum$(exeext).

2005-07-02  Joseph S. Myers  <joseph@codesourcery.com>

        * objc-act.c: Use %q to quote in diagnostics.

2005-07-02  Joseph S. Myers  <joseph@codesourcery.com>

        * objc-act.c: Use '+' flag instead of %J.  Use 'q' flag for
        quoting.

2005-06-30  Ziemowit Laski  <zlaski@apple.com>

        * objc-act.c (objc_build_volatilized_type): New function.
        (objc_volatilize_decl): Call objc_build_volatilized_type()
        instead of build_qualified_type().

2005-06-29  Ziemowit Laski  <zlaski@apple.com>

        * objc-act.c (objc_build_internal_const_str_type): New function.
        (check_string_class_template): Use objc_get_class_ivars() instead
        of TYPE_FIELDS() to retrieve ivar list.
        (AT_LEAST_AS_LARGE_AS): Check the size of each field's type rather
        than the field itself.
        (objc_build_string_object): Synthesize a "__builtin_ObjCString"
        type and use it to lay out compile-time string objects.
        * objc-act.h (OCTI_INTERNAL_CNST_STR_TYPE, internal_const_str_type):
        New.

2005-06-28  Paul Brook  <paul@codesourcery.com>

        * objc-act.c (objc_init_exceptions): Call
        default_init_unwind_resume_libfunc.

2005-06-27  Ziemowit Laski  <zlaski@apple.com>

        * objc-act.c (objc_build_struct): Save the TYPE_OBJC_INFO
        portion of TYPE_LANG_SPECIFIC info for all variants of
        a class before calling finish_struct(), and restore
        same TYPE_OBJC_INFO afterwards.

2005-06-25  Kelley Cook  <kcook@gcc.gnu.org>

        * all files: Update FSF address in copyright headers.

2005-06-15  Joseph S. Myers  <joseph@codesourcery.com>

        * objc-act.c (my_build_string_pointer): New.
        (objc_get_class_reference, get_super_receiver): Call
        my_build_string_pointer instead of my_build_string when building
        function arguments.

2005-05-25  Mike Stump  <mrs@mrs.kithrup.com>

        * objc-act.c (volatilized_hash): Avoid warnings on 64-bit
        machines.

2005-05-24  Ziemowit Laski  <zlaski@apple.com>

        * objc-act.c (objc_build_struct): New function.
        (objc_derived_from_p): Likewise.
        (objc_build_component_ref): Likewise.
        (objc_copy_binfo): Likewise.
        (objc_xref_basetypes): Likewise.
        (objc_lookup_protocol): Likewise.
        (objc_compare_protocols): Likewise.
        (objc_volatilize_decl): Likewise.
        (encode_aggregate_fields): Likewise.
        (volatilized_hash): Likewise.
        (volatilized_eq): Likewise.
        (objc_compare_types): Likewise.
        (objc_type_quals_match): Likewise.
        (DERIVED_FROM_P): New ObjC macro, corresponding to C++ macro
        of same name.
        (get_class_ivars): Add second parameter indicating if entire
        hierarchy is desired.
        (struct volatilized_type): New type.
        (volatilized_htab): New hash table.
        (objc_types_compatible_p, objc_comptypes): Remove functions.
        (synth_module_prologue): Do not initialize 'unused_list'.
        (objc_get_class_reference): Fix ObjC++ impedance mismatches.
        (objc_declare_alias): Implement as a typedef.
        (objc_substitute_decl, objc_gimplify_expr): Reformat.
        (objc_get_class_ivars): Adjust call to get_class_ivars().
        (next_sjlj_build_enter_and_setjmp, synth_forward_declarations,
        build_ivar_reference, get_super_receiver): Call
        objc_build_component_ref() instead of build_component_ref().
        (objc_begin_catch_clause): Use DERIVED_FROM_P() instead of
        objc_comptypes().
        (build_private_template): Call objc_build_struct() instead of
        start_struct() and finish_struct().
        (hash_init): Initialize volatilized_htab.
        (objc_is_public): Adjust calls to objc_get_ivars(); adjust
        ObjC++ impedance mismatches.
        (encode_aggregate_within): Streamline by calling
        encode_aggregate_fields().
        * objc-act.h (objc_types_compatible_p): Remove prototype.
        (OCTI_UNUSED_LIST, unused_list): Remove slot.
        * objc-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Remove.

2005-05-18  Geoffrey Keating  <geoffk@apple.com>

        * Make-lang.in (cc1obj-dummy): New.
        (cc1obj-checksum.c): New.
        (cc1obj-checksum.o): New.
        (cc1obj): Add cc1obj-checksum.o.

2005-05-18  Mike Stump  <mrs@apple.com>

        PR objc/21641
        * objc-act.c (struct interface_tuple): Mark it up for GC.
        (interface_htab): It is really a struct interface_tuple.

2005-05-17  Ziemowit Laski  <zlaski@apple.com>
            Mike Stump  <mrs@apple.com>

        Yet more Objective-C++...

        * objc-act.c (objc_finish_try_stmt): Add return value.
        (objc_build_synchronized): Likewise.

        * objc-act.c (objc_is_gcable_type): Add.
        (objc_substitute_decl): Add.
        (objc_build_ivar_assignment): Add.
        (objc_build_global_assignment): Add.
        (objc_build_strong_cast_assignment): Add.
        (objc_is_ivar_reference_p): Add.
        (objc_is_global_reference_p): Add.
        (objc_generate_write_barrier): Add.
        (objc_rewrite_function_call): Add.
        (objc_gimplify_expr): Add Objective-C++ support.
        * objc-act.h (ALLOC_OBJC_TYPE_LANG_SPECIFIC): Likewise.
        (SIZEOF_OBJC_TYPE_LANG_SPECIFIC): Add.
        (INIT_TYPE_OBJC_INFO): Add Objective-C++ support.
        (DUP_TYPE_OBJC_INFO): Likewise.
        (struct imp_entry): Add field has_cxx_cdtors.
        (struct imp_entry *imp_list): Add OCTI_UMSG_FAST_DECL,
        OCTI_METH_LIST_TEMPL, OCTI_METH_PROTO_LIST_TEMPL,
        OCTI_IVAR_LIST_TEMPL, OCTI_ASSIGN_IVAR_DECL,
        OCTI_ASSIGN_IVAR_FAST_DECL, OCTI_ASSIGN_GLOBAL_DECL,
        OCTI_ASSIGN_STRONGCAST_DECL.
        (umsg_fast_decl): Add.
        (objc_assign_ivar_decl): Add.
        (objc_assign_ivar_fast_decl): Add.
        (objc_assign_global_decl): Add.
        (objc_assign_strong_cast_decl): Add.
        (objc_method_list_ptr): Add.
        (objc_method_proto_list_ptr): Add.
        (objc_ivar_list_ptr): Add.

        * objc-act.c (should_call_super_dealloc): Add.
        (OBJC_VERSION): Bump to 6.
        (objc_is_gcable_type): Add.
        (objc_substitute_decl): Add.
        (objc_build_ivar_assignment): Add.
        (objc_build_global_assignment): Add.
        (objc_build_strong_cast_assignment): Add.
        (objc_is_gcable_p): Add.
        (objc_is_ivar_reference_p): Add.
        (objc_is_global_reference_p): Add.
        (generate_shared_structures): Add flags parameter.
        (objc_generate_cxx_ctor_or_dtor): Add.
        (objc_generate_cxx_cdtors): Add.
        (add_class): Add name parameter.
        (objc_types_share_size_and_alignment): Add.
        (comp_proto_with_proto): Add strict parameter.
        (CLS_HAS_CXX_STRUCTORS): Add.
        (TAG_ASSIGNIVAR): Add.
        (TAG_ASSIGNGLOBAL): Add.
        (TAG_ASSIGNSTRONGCAST): Add.
        (TAG_MSGSEND_FAST): Add.
        (TAG_ASSIGNIVAR_FAST): Add.
        (TAG_CXX_CONSTRUCT): Add.
        (TAG_CXX_DESTRUCT): Add.
        (OBJC_LOOKUP_CLASS): Add.
        (OBJC_LOOKUP_NO_SUPER): Add.
        (objc_finish_file): Add pch support.
        (objc_finish_implementation): Add Objective-C++ support.
        (synth_module_prologue): Likewise.
        (synth_module_prologue): Add fast dispatching.
        (objc_get_class_reference): Add Objective-C++ support.
        (objc_generate_write_barrier): Likewise.
        (next_sjlj_build_enter_and_setjmp): Likewise.
        (objc_begin_try_stmt): Likewise.
        (build_next_objc_exception_stuff): Add fast ivar support.
        (build_private_template): Mark the record as used so debug
        information is generated.
        (build_protocol_template): Add Objective-C++ support.
        (objc_method_parm_type) Likewise.
        (objc_generate_cxx_ctor_or_dtor): Likewise.
        (objc_generate_cxx_cdtors): Likewise.
        (build_protocol_initializer): Likewise.
        (build_category_template): Likewise.
        (build_class_template): Likewise.
        (build_method_list_template): Likewise.
        (build_category_initializer): Likewise.
        (build_shared_structure_initializer): Likewise.
        (objc_finish_message_expr): Likewise.
        (build_objc_method_call): Add fast dispatch support.
        (lookup_method_static): Add support to end search at superclasses.
        (add_method_to_hash_list): Add strict parameter to
        comp_proto_with_proto.
        (objc_add_method): Likewise.
        (objc_add_method): Also set the interface_value.
        (add_instance_variable): Add Objective-C++ support.
        (objc_is_public): Likewise.
        (start_class): Likewise.
        (continue_class): Likewise.
        (encode_aggregate_within): Likewise.
        (start_method_def): Likewise.
        (objc_start_function): Clear current_function_returns_value
        and current_function_returns_null.
        (really_start_method): Add Objective-C++ support.
        (objc_finish_method_definition): Add warning for missing
        [super dealloc].
        (finish_objc): Add Objective-C++ support.
        (generate_objc_image_info): Likewise.
        (objc_lookup_ivar): Likewise.
        * objc-act.h (TYPE_HAS_OBJC_INFO): Likewise.
        (INIT_TYPE_OBJC_INFO): Likewise.
        (DUP_TYPE_OBJC_INFO): Likewise.

2005-04-23  DJ Delorie  <dj@redhat.com>

        * objc-act.c: Adjust warning() callers.

2005-04-21  Roger Sayle  <roger@eyesopen.com>

        * objc-act.h (METHOD_ADD_ARGS_ELLIPSIS_P): New macro for accessing
        this field of an objc method decl.
        * objc-act.c (build_method_decl): Take an additional "ellipsis"
        argument, and set METHOD_ADD_ARGS_ELLIPSIS_P as appropriate.
        (objc_build_method_signature): Accept additional "ellipsis"
        argument and pass it to build_method_decl.
        (get_arg_type_list, start_method_def, gen_method_decl): Use
        the new METHOD_ADD_ARGS_ELLIPSIS_P instead of examining the
        TREE_OVERFLOW field of a TREE_LIST node.

2005-04-20  Joseph S. Myers  <joseph@codesourcery.com>

        PR c/12913
        * objc-act.c (objc_start_function): Create stack level for context
        of identifiers with variably modified type.

2005-03-30  Joseph S. Myers  <joseph@codesourcery.com>

        PR c/772
        PR c/17913
        * objc-act.c (objc_start_function): Push context on
        label_context_stack.

2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>

        * objc-act.c (next_sjlj_build_enter_and_setjmp,
        next_sjlj_build_catch_list, next_sjlj_build_try_catch_finally):
        Call c_common_truthvalue_conversion.

2005-02-25  Joseph S. Myers  <joseph@codesourcery.com>

        * Make-lang.in (objc/objc-parse.o-warn, objc/objc-parse.o,
        objc/objc-parse.c, objc/objc-parse.y): Remove
        (OBJC_OBJS, objc.srcextra, objc.tags, objc.mostlyclean,
        objc.distclean, objc.maintainer-clean): Update for new parser.
        * config-lang.in (gtfiles): Update for new parser.

2005-01-29  Kazu Hirata  <kazu@cs.umass.edu>

        * lang-specs.h, objc-act.c, objc-act.h, objc-lang.c: Update
        copyright.

2005-01-27  Matt Austern  <austern@apple.com>

        * objc-act.c (objc_finish_file): In ObjC++ mode, set at_eof before
        calling instantiate_pending_templates.
        
2005-01-26  Alexander Malmberg  <alexander@malmberg.org>

        PR objc/18862
        * objc-act.c (build_selector_translation_table): Use
        input_location in the diagnostic for the GNU runtime or if
        TREE_PURPOSE (chain) is NULL.

2005-01-25  Alexander Malmberg  <alexander@malmberg.org>

        PR objc/18408
        * objc-act.c (objc_types_compatible_p): New function.
        * objc-act.h (objc_types_compatible_p): Declare.
        * objc-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Define.

2005-01-16  Ziemowit Laski  <zlaski@apple.com>

        * objc-act.c (objc_push_parm): Call c_type_promotes_to()
        via a lang-hook.

2005-01-15  Ziemowit Laski  <zlaski@apple.com>

        PR objc/19321
        * objc-act.c (get_arg_type_list): Decay function arguments into
        pointers.
        (objc_push_parm): Likewise; bring PARM_DECL construction closer
        in line with what the C front-end does.
        (objc_get_parm_info): Call pushdecl() and finish_decl() on
        each PARM_DECL, like the C front-end does.
        (start_method_def): Remove redundant ARRAY_TYPE decay.
        (objc_start_function): Bring closer in line with what the
        C front-end does for functions.

2005-01-14  Mike Stump  <mrs@apple.com>

        * lang-specs.h ("@objective-c"): Use cc1obj when -E is used so
        that -fobjc-exceptions is accepted.

2004-12-30  Ziemowit Laski  <zlaski@apple.com>

        PR objc/18971
        * objc-act.c (get_arg_type_list, start_method_def): Decay
        array arguments into pointers.
        (gen_type_name_0): Learn to pretty-print array types.

2004-12-15  Ziemowit Laski  <zlaski@apple.com>

        * objc-act.c (build_private_template): Change to return 'void'; do
        not set ivar_context, uprivate_record or objc_instance_type.
        (objc_comptypes, gen_type_name_0): For types 'id' and 'Class',
        retrieve protocol list from the pointee rather than the pointer itself;
        check TYPE_HAS_OBJC_INFO(...) precondition before accessing
        TYPE_OBJC_PROTOCOL_LIST.
        (objc_get_protocol_qualified_type): For types 'id' and 'Class',
        construct a variant of the pointee as well as the pointer, and
        store protocol information in the former.  When creating variants
        of RECORD_TYPEs, clone their TYPE_LANG_SPECIFIC fields and propagate
        TYPE_OBJC_INTERFACE information.
        (objc_declare_class): If a TYPE_DECL is looked up, retrieve the
        underlying RECORD_TYPE to check for presence of TYPE_OBJC_INTERFACE;
        for newly-created RECORD_TYPEs, create a tentative TYPE_OBJC_INTERFACE
        holding an IDENTIFIER_NODE.
        (objc_finish_message_expr): Check TYPE_HAS_OBJC_INFO(...) before
        accessing TYPE_OBJC_PROTOCOL_LIST; Use TYPE_OBJC_INTERFACE instead
        of calling lookup_interface(); allow for TYPE_OBJC_INTERFACE holding
        an IDENTIFIER_NODE (meaning a @class forward-declaration only).
        (objc_is_public): Check TYPE_OBJC_INTERFACE instead of calling
        lookup_interface().
        (continue_class): For @implementations, set ivar_context,
        uprivate_record and objc_instance_type, for @interfaces, call
        build_private_template().
        (encode_pointer): Check TYPE_HAS_OBJC_INFO(...) before accessing
        TYPE_OBJC_INTERFACE.
        (objc_types_are_equivalent): Check TYPE_HAS_OBJC_INFO(...) before
        accessing TYPE_OBJC_PROTOCOL_LIST.
        * objc-act.h (OBJC_INFO_SLOT_ELTS, TYPE_OBJC_INFO, INIT_TYPE_OBJC_INFO,
        DUP_TYPE_OBJC_INFO, ALLOC_OBJC_TYPE_LANG_SPECIFIC, 
        SIZEOF_OBJC_TYPE_LANG_SPECIFIC): New macros.
        (TYPE_OBJC_INTERFACE): Replaces TREE_STATIC_INSTANCE and now points
        to an actual @interface; stored in TYPE_LANG_SPECIFIC(...).
        (TYPE_OBJC_PROTOCOL_LIST): Replaces TYPE_PROTOCOL_LIST; stored in
        TYPE_LANG_SPECIFIC(...).
        (TREE_STATIC_INSTANCE, TYPE_PROTOCOL_LIST): Delete.
        (IS_ID, IS_CLASS, IS_PROTOCOL_QUALIFIED_UNTYPED, IS_SUPER,
        TYPED_OBJECT): Check for POINTER_TYPE rather than POINTER_TYPE_P;
        adjust for use of TYPE_OBJC_INTERFACE and TYPE_OBJC_PROTOCOL_LIST
        instead of TREE_STATIC_INSTANCE and TYPE_PROTOCOL_LIST.

2004-11-29  Joseph Myers  <joseph@codesourcery.com>

        PR c/7544
        * Make-lang.in (objc/objc-act.o): Update dependencies.
        * objc-act.c (objc_finish_file): Call
        maybe_apply_pending_pragma_weaks if not OBJCPLUS.

2004-11-09  Andrew Pinski  <pinskia@physics.uc.edu>

        PR objc/18406
        * obj-act.c (encode_type): 96bits doubles are encoded the
        same way as 64bit and 128bit doubles are.

2004-11-09  Joseph S. Myers  <joseph@codesourcery.com>

        * objc-act.c: Use %q, %< and %> for quoting in diagnostics.

2004-11-08  Andrew Pinski  <pinskia@physics.uc.edu>

        PR objc/16546
        * objc-act.c (generate_method_descriptors): Remove setting
        the new decls' type to variable_length_type.
        (generate_ivar_lists): Likewise.
        (generate_dispatch_tables): Likewise.

2004-10-30  Ziemowit Laski  <zlaski@apple.com>

        * objc-act.c (objc_lookup_ivar): The new OTHER parameter
        contains the result of the ID lookup by the C or C++
        front-end; in class methods, use OTHER if it exists;
        in instance methods, use OTHER only if it is locally
        declared.

2004-10-26  Ziemowit Laski  <zlaski@apple.com>

        * objc-act.c (finish_class): Do not synthesize bogus
        'extern objc_object *_Foo;' declarations for @interface Foo.

2004-10-25  Ziemowit Laski  <zlaski@apple.com>
            David Ayers  <d.ayers@inode.at>

        * objc-act.c (objc_comptypes): Use IS_PROTOCOL_QUALIFIED_UNTYPED
        instead of IS_PROTOCOL_QUALIFIED_ID; add comparisons for:
        'Class <Protocol> != id <Protocol>'; 'Class <Protocol> != <class> *';
        'Class <Protocol> == id' and 'Class <Protocol> == Class'.
        (objc_is_id): Add test for 'super'.
        (objc_finish_message_expr): Allow for messaging of 'Class <Proto>'
        receivers; if class methods are not found in protocol lists, search
        for instance methods therein and warn if one is found.  Look in
        global hash tables for suitable method as a last resort when messaging
        'id <Proto>', 'Class <Proto>' and invalid receiver types.
        (objc_add_method): Insert instance methods listed in protocols into
        the global class method hash table.
        * objc-act.h (IS_PROTOCOL_QUALIFIED_ID): Rename to
        IS_PROTOCOL_QUALIFIED_UNTYPED and allow for 'Class <Proto>' in
        addition to 'id <Proto>'.

2004-10-21  Andrew Pinski  <pinskia@physics.uc.edu>

        PR objc/17923
        * objc-act.c (objc_build_string_object): Create a CONST_DECL
        for the NeXT runtime case.

2004-10-02  Kazu Hirata  <kazu@cs.umass.edu>

        * objc-act.c: Fix comment typos.

2004-09-24  Ziemowit Laski  <zlaski@apple.com>

        * objc-act.c (init_objc_symtab, init_module_descriptor,
        build_shared_structure_initializer): When initializing 'long'
        fields, ensure that the initializer value is also 'long'.

2004-09-24  Zack Weinberg  <zack@codesourcery.com>

        * objc-act.c: Change annotate_with_locus to SET_EXPR_LOCATION
        throughout.
        (objc_init): Only set input_line to 0 #ifndef USE_MAPPED_LOCATION.
        (build_selector_translation_table): Use %J in diagnostic
        instead of diddling input_line.  Fix spelling.

2004-09-21  Ziemowit Laski  <zlaski@apple.com>

        * objc-act.c (objc_fold_objc_type_ref): New function.
        * objc-act.h (objc_fold_objc_type_ref): New prototype.

2004-09-09  Joseph S. Myers  <jsm@polyomino.org.uk>

        * objc-act.c (objc_start_function, really_start_method,
        objc_get_parm_info, start_method_def): Update to new arg_info
        structures.

2004-09-07  Ziemowit Laski  <zlaski@apple.com>

        * Make-lang.in (objc/objc-parse.o): Depend on $(C_COMMON_H) instead of
        objc/objc-act.h.
        (objc/objc-act.o): Depend on $(HASHTAB_H).
        * objc-act.c: Include hashtab.h; in ObjC++ mode, include cp-tree.h and
        objcp-decl.h instead of c-tree.h.
        (build_module_descriptor, get_class_ivars, synth_id_with_class_suffix,
        error_with_ivar, gen_method_decl, gen_declaration, setup_string_decl,
        build_protocol_template): Adjust prototypes.
        (build_module_initializer_routine, start_class, continue_class,
        finish_class, start_method_def, objc_start_function, start_protocol,
        build_method_decl, objc_add_method, add_instance_variable,
        build_ivar_reference, is_ivar, is_private, get_super_receiver,
        build_selector_table_decl, objc_push_parm, objc_get_parm_info,
        gen_type_name, gen_type_name_0, start_var_decl, finish_var_decl,
        create_field_decl): New prototypes.
        (objc_expand_function_end, comp_method_with_proto, objc_expr_last,
        gen_declaration_1, gen_declarator, is_complex_decl, adorn_decl,
        define_decl, create_builtin_decl, gen_declspecs): Remove prototypes.
        (TYPE_ID): Rename to OBJECT_TYPEDEF_NAME.
        (CLASS_TYPEDEF_NAME): New.
        (TAG_EXECCLASS): Change from a global variable to a #define.
        (TAG_RETURN_STRUCT): Delete.
        (TAG_GNUINIT): New, holds '__objc_gnu_init' name.
        (objc_inherit_code, objc_public_flag): New, moved from c-parse.in.
        (string_descriptor): New struct.
        (string_htab): New hash table.
        (string_hash, string_eq): New prototypes.
        (generate_struct_by_value_array): Call create_field_decl() instead of
        create_builtin_decl().
        (objc_init): Do not initialize objc_ellipsis_node or TAG_EXECCLASS;
        In ObjC++ mode, call cxx_init() instead of c_objc_common_init().
        (objc_finish_file): In ObjC++, call instantiate_pending_templates()
        and cp_finish_file().
        (define_decl, get_static_reference, get_protocol_reference,
        create_builtin_decl): Remove functions.
        (objc_start_class_interface, objc_start_category_interface,
        objc_start_protocol, objc_continue_interface, objc_finish_interface,
        objc_start_class_implementation, objc_start_category_implementation,
        objc_continue_implementation, objc_finish_implementation,
        objc_set_visibility, objc_set_method_type,
        objc_build_method_signature, objc_add_method_declaration,
        objc_start_method_definition, objc_add_instance_variable,
        objc_get_protocol_qualified_type, create_field_decl,
        start_var_decl, finish_var_decl): New functions.
        (setup_string_decl): Simplify since it is only called once.
        (synth_module_prologue): Call build_class_template(); predefine 'id'
        and 'Class' as typedefs; rename 'temp_type' to 'type'; disable debug
        hooks for duration of function; fix GNU runtime messenger signatures
        to correspond to reality; forward-declare '__objc_exec_class' for the
        GNU runtime; call build_selector_table_decl(); in ObjC++ mode, generate
        'extern "C" { ... }' wrappers around synthesized declarations; call
        build_protocol_template() and build_category_template().
        (string_hash, string_eq): New functions.
        (objc_build_string_object): Check metaclass correctness only once;
        store string literals in hash table.
        (objc_build_constructor): Do not convert initializer elements;
        adjust for ObjC++ impedance mismatch.
        (build_objc_symtab_template): Call create_field_decl() instead of
        create_builtin_decl().
        (init_objc_symtab): Add missing conversion to initializer element.
        (build_metadata_decl): Call start_var_decl() instead of define_decl().
        (generate_objc_symtab_decl): Do not call build_category_template();
        call start_var_decl() and finish_var_decl() instead of start_decl()
        and finish_decl().
        (build_module_descriptor): Call create_field_decl() instead of
        grokfield(); call start_var_decl() and finish_var_decl() instead of
        start_decl() and finish_decl(); always mark module descriptor as
        used; move GNU runtime-specific functionality to
        build_module_initializer_routine().
        (build_module_initializer_routine): New function, broken off of
        build_module_descriptor().
        (objc_static_init_needed_p, objc_generate_static_init_call): New
        functions.
        (generate_static_references, generate_strings,
        build_selector_translation_table, generate_descriptor_table,
        generate_ivars_list, generate_dispatch_table, generate_category): Call
        start_var_decl() and finish_var_decl() instead of start_decl() and
        finish_decl(); build a type directly instead of via groktypename().
        (build_selector_reference_decl, build_selector_table_decl,
        build_class_reference_decl, build_protocol_reference,
        generate_objc_image_info): Call start_var_decl() instead of
        build_decl().
        (build_selector_reference): For GNU runtime, do not call
        build_selector_reference_decl().
        (build_selector, build_typed_selector_reference): Always convert
        result to the selector type.
        (add_objc_string): Cast return value to 'char *'.
        (build_method_prototype_template, build_selector_template,
        build_method_template): Use actual selector type for fields
        pointing to selectors.
        (finish_objc): For GNU runtime, call
        build_module_initializer_routine() after build_module_descriptor().
        (generate_protocol_list, generate_shared_structures): Call
        start_var_decl() and finish_var_decl() instead of start_decl() and
        finish_decl(); build a type directly instead of via
        groktypename().
        (synth_id_with_class_suffix): Return a string.
        (get_arg_type_list): For instance methods, use the instance type for
        'self'; do not call groktypename_in_parm_context().
        (build_objc_string_decl): Squash redeclaration errors in ObjC++.
        (objc_is_class_name): Use OBJC_TYPE_NAME instead of TYPE_NAME;
        handle RECORD_TYPEs in ObjC as well as ObjC++.
        (objc_is_id): New function.
        (objc_is_object_ptr): Return the canonical type node.
        (objc_get_class_ivars): Simplify using get_class_ivars().
        (get_class_ivars): Remove second parameter; create a fresh copy
        of the ivar list for each call; do not check for existence of
        super class.
        (objc_eh_runtime_type): Mark #ifndef OBJCPLUS.
        (objc_init_exceptions): When using SJLJ-style exceptions, require
        the use of '-fobjc-exceptions' flag; do not require it for DWARF-style
        exceptions.
        (objc_build_exc_ptr, next_sjlj_build_try_catch_finally): Use
        objc_object_type instead of objc_id_type.
        (objc_begin_catch_clause): Convert the incoming PARM_DECL into
        a VAR_DECL before placing it in the appropriate scope; do not
        call define_decl(); adjust call to c_begin_compound_stmt();
        use objc_object_type instead of objc_id_type.
        (build_next_objc_exception_stuff): Call create_field_decl() instead
        of create_builtin_decl(); construct type directly instead of calling
        groktypename(); use OBJC_VOID_AT_END to mark end of function parameters.
        (build_private_template): Adjust call to get_class_ivars(); build
        a type directly instead of via groktypename().
        (build_protocol_template, build_method_prototype_list_template,
        build_method_prototype_template, build_category_template,
        build_selector_template, build_class_template, build_super_template,
        build_ivar_template, build_ivar_list_template,
        build_method_list_template, build_method_template):
        Call create_field_decl() instead of grokfield().
        (objc_method_parm_type): Do not call groktypename().
        (generate_descriptor_table): Call start_var_decl() and
        finish_var_decl() instead of start_decl() and finish_decl().
        (generate_method_descriptors, build_protocol_initializer,
        generate_dispatch_tables, build_category_initializer,
        build_shared_structure_initializer): Do not call groktypename().
        (generate_protocols): Call start_var_decl() and finish_var_decl()
        instead of start_decl() and finish_decl(); do not call groktypename().
        (error_with_ivar): Remove last parameter.
        (check_ivars): Do not iterate ovar CLASS_RAW_IVARS lists in addition
        to CLASS_IVARS lists; adjust calls to error_with_ivar().
        (generate_ivar_lists): Convert one of the initializer elements; do
        not call groktypename().
        (get_arg_type_list, start_method_def, gen_method_def): Account for
        new representation of variable arguments and '...' in Objective-C
        methods; add Objective-C++ impedance matching code.
        (is_objc_type_qualifier): Remove function.
        (adjust_type_for_id_default): Simplify; there is no longer a need to
        wade through declspecs.
        (lookup_interface, start_class, continue_class,
        finish_class, start_method_def, start_protocol, build_method_decl,
        objc_add_method, add_instance_variable, build_ivar_reference,
        is_ivar, is_private, get_super_receiver, objc_build_finally_epilogue):
        Make into static functions.
        (receiver_is_class_object): Use new IS_CLASS() macro.
        (objc_build_message_expr): Tweak ObjC++ message argument handling;
        call objc_finish_message_expr() instead of finish_message_expr().
        (finish_message_expr): Rename to objc_finish_message_expr(); use
        OBJC_TYPE_NAME and OBJC_SET_TYPE_NAME macros instead of TYPE_NAME.
        call gen_type_name() instead of gen_declaration(); call objc_is_id()
        instead of using IS_ID and IS_CLASS; Use objc_class_name instead of
        calling get_identifier("Class"); handle CONVERT_EXPRs in receiver.
        (build_objc_method_call, warn_with_method): Do not call groktypename().
        (build_ivar_reference): Call convert() instead of clobbering in a
        type.
        (hash_init): Initialize string_htab hash table.
        (add_instance_variable): Simplify parameter list; do not call grokfield();
        do not populate CLASS_IVARS list.
        (start_class): Check for the existence of super class, if one was specified.
        (continue_class): Use CLASS_RAW_IVARS rather than CLASS_IVARS; do not
        call build_class_template(); adjust call to get_class_ivars(); call
        build_decl(), pushdecl() and finish_decl() instead of define_decl().
        (finish_class): Call build_decl(), pushdecl() and finish_decl() instead
        of define_decl().
        (add_protocols): Use PROTOCOL_BINFO_ELTS for the tree vector size.
        (start_protocol): Do not call build_protocol_template(); use
        PROTOCOL_BINFO_ELTS for the tree vector size.
        (encode_type_qualifiers): Do not handle the 'const' qualifier here.
        (encode_pointer): Encode 'const char *' as 'r*', for backwards
        compatibility.
        (encode_array): Use HOST_WIDE_INT_PRINT_DEC instead of "%ld".
        (encode_type): Handle the 'const' qualifier here.
        (objc_parmlist): New global variable, sued by objc_push_parm and
        objc_get_parm_info().
        (objc_push_parm, objc_get_parm_info): New functions.
        (objc_expr_last): Remove function.
        (synth_self_and_ucmd_args): For instance methods, use the instance
        type for 'self'; call objc_push_parm() instead of push_parm_decl().
        (start_method_def): Do not call push_scope(), declare_parm_level(),
        pop_scope(), push_parm_decl(), store_parm_decls() or objc_expr_last();
        just use objc_push_parm() and objc_get_parm_info().
        (comp_method_with_proto): Remove function.
        (objc_types_are_equivalent): Strip away indirections before comparing
        underlying types.
        (comp_proto_with_proto): Do not call groktypename(); types are no
        longer in raw declspec format.
        (objc_start_function): New function.
        (really_start_method): Call comp_proto_with_proto() instead of
        comp_method_with_proto(); call objc_start_function() instead of
        hand-crafting a function declarator.
        (continue_method_def, objc_expand_function_end): Remove functions.
        (get_super_receiver): Call objc_get_current_scope() instead of
        get_current_scope(); reference 'super_class' field (instead of
        'class').
        (finish_method_def): Rename to objc_finish_method_definition() and
        add a function decl parameter; move method encoding call from
        objc_expand_function_end().
        (is_complex_decl, adorn_decl, gen_declarator, gen_declspecs,
        gen_declaration_1): Remove functions.
        (tmpbuf, RAW_DECLSPEC): Remove.
        (gen_declaration): Remove second parameter; simplify to deal
        with TYPE_P nodes instead of raw declspecs.
        (gen_type_name, gen_type_name_0): New functions.
        (gen_method_decl): Remove second parameter; call gen_type_name()
        instead of gen_declaration_1().
        (dump_interface): Adjust calls to gen_declaration() and
        gen_method_decl(); do not allocate a separate string buffer.
        (init_objc): Allocate a larger string buffer to accommodate
        dump_interface(); adjust call to build_module_descriptor();
        add call to build_module_initializer_routine() for the GNU
        runtime.
        (generate_classref_translation_entry): Do not call start_decl(); call
        finish_var_decl() instead of finish_decl(); call convert() instead of
        build_c_cast().
        * objc-act.h (CLASS_OWN_IVARS): Remove accessor.
        (CLASS_BINFO_ELTS): Reduce from 6 to 5, now that CLASS_OWN_IVARS is
        gone.
        (OCTI_GNU_INIT_DECL, GNU_INIT_decl): New.
        (OCTI_ELLIPSIS_NODE, objc_ellipsis_node): Remove.
        (OCTI_ID_ID, id_type, objc_id_id): Rename to OCTI_ID_NAME,
        objc_object_type and objc_object_name, respectively.
        (OCTI_CLS_REF, OCTI_CLASS_NAME, objc_class_reference,
        objc_class_name): New.
        (IS_CLASS): New macro.
        (IS_ID, IS_SUPER): Robustify.
        (OCTI_EXECCLASS_DECL, execclass_decl): New.
        (finish_file, start_class, continue_class, finish_class,
        start_method_def, continue_method_def, finish_method_def,
        start_protocol, finish_protocol, objc_build_throw_stmt,
        objc_build_try_catch_finally_stmt, objc_build_synchronized_prologue,
        objc_build_synchronized_epilogue, objc_build_try_prologue,
        objc_build_try_epilogue, objc_build_catch_stmt, objc_build_catch_epilogue,
        objc_build_finally_prologue, objc_build_finally_epilogue,
        is_ivar, is_private, is_public, add_instance_variable, objc_add_method,
        get_super_receiver, objc_clear_super_receiver, get_class_ivars_from_name,
        get_class_reference, get_static_reference, get_object_reference,
        build_message_expr, finish_message_expr, build_selector_expr,
        build_ivar_reference, build_keyword_decl, build_method_decl,
        build_protocol_expr, build_objc_string_object, objc_declare_alias,
        objc_declare_class, objc_declare_protocols, objc_comptypes,
        objc_check_decl, build_encode_expr): Remove prototypes.
        (imp_count, cat_count): Make GGC-aware.
        (OBJC_SET_TYPE_NAME): New macro.

2004-09-03  Ziemowit Laski  <zlaski@apple.com>

        * config-lang.in: Update copyright notice.
        (lang_requires): Indicate that ObjC requires C to be built first.

2004-09-01  Ziemowit Laski  <zlaski@apple.com>

        * objc-act.c (objc_check_decl): Use OBJC_TYPE_NAME macro instead of
        TYPE_NAME.
        (build_objc_string_object): Rename to objc_build_string_object().
        (get_class_reference): Rename to objc_get_class_reference().
        (get_class_ivars_from_name): Rename to objc_get_class_ivars().
        (next_sjlj_build_catch_list, get_super_receiver): Call
        objc_get_class_reference() instead of get_class_reference().
        (build_keyword_decl): Rename to objc_build_keyword_decl().
        (build_message_expr): Rename to objc_build_message_expr().
        (build_protocol_expr): Rename to objc_build_protocol_expr().
        (build_selector_expr): Rename to objc_build_selector_expr().
        (build_encode_expr): Rename to objc_build_encode_expr().
        * objc-act.h (get_class_ivars_from_name): Rename prototype to
        objc_get_class_ivars().
        (get_class_reference): Rename prototype to objc_get_class_reference().
        (build_message_expr): Rename prototype to objc_build_message_expr().
        (build_selector_expr): Rename prototype to objc_build_selector_expr().
        (build_keyword_decl): Rename prototype to objc_build_keyword_decl().
        (build_protocol_expr): Rename prototype to objc_build_prototype_expr().
        (build_objc_string_object): Rename prototype to
        objc_build_string_object().

2004-09-01  Ziemowit Laski  <zlaski@apple.com>

        * objc-act.c (lookup_interface): Make function 'static' and add a
        local prototype.
        (objc_check_decl, get_class_reference, objc_declare_alias,
        objc_declare_class, objc_is_object_ptr): Call objc_is_class_name()
        instead of is_class_name().
        (get_super_receiver, objc_clear_super_receiver): Call
        objc_get_current_scope() instead of get_current_scope().
        (is_class_name): Rename to objc_is_class_name.
        (lookup_objc_ivar): Rename to objc_lookup_ivar.

2004-08-28  Ziemowit Laski  <zlaski@apple.com>

        * objc-act.c (objc_is_reserved_word): New function.

2004-08-15  Ziemowit Laski  <zlaski@apple.com>

        * Make-lang.in (objc/objc-lang.o): Depend on $(C_PRETTY_PRINT_H),
        $(DIAGNOSTIC_H), c-objc-common.h and gtype-objc.h, but not on toplev.h.
        (objc/objc-parse.o): Do not depend on gtype-objc.h.
        * objc-act.c: Do not include gtype-objc.h.
        (finish_file): Rename to objc_finish_file().
        * objc-act.h (finish_file): Update copyright notice; remove prototype.
        * objc-lang.c: Update copyright notice; include diagnostic.h,
        c-objc-common.h, c-pretty-print.h and gtype-objc.h; do not include
        toplev.h.
        (finish_file): New hook routine.
        (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
        LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
        LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
        LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
        LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
        LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
        LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
        LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
        LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
        LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
        LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
        LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
        LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
        LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
        LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
        LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
        LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
        LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
        LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
        LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
        LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
        LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
        LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
        LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
        Move to c-objc-common.h.