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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [objc/] [objc-act.h] - Rev 304
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/* Declarations for objc-act.c. Copyright (C) 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008, 2009 Free Software Foundation, Inc. This file is part of GCC. GCC is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version. GCC is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GCC; see the file COPYING3. If not see <http://www.gnu.org/licenses/>. */ #ifndef GCC_OBJC_ACT_H #define GCC_OBJC_ACT_H /* For enum gimplify_status */ #include "gimple.h" /*** Language hooks ***/ bool objc_init (void); const char *objc_printable_name (tree, int); void objc_finish_file (void); tree objc_fold_obj_type_ref (tree, tree); int objc_gimplify_expr (tree *, gimple_seq *, gimple_seq *); tree objc_eh_runtime_type (tree); tree objc_eh_personality (void); /* NB: The remaining public functions are prototyped in c-common.h, for the benefit of stub-objc.c and objc-act.c. */ /* Objective-C structures */ #define CLASS_LANG_SLOT_ELTS 5 #define PROTOCOL_LANG_SLOT_ELTS 2 #define OBJC_INFO_SLOT_ELTS 2 /* KEYWORD_DECL */ #define KEYWORD_KEY_NAME(DECL) ((DECL)->decl_minimal.name) #define KEYWORD_ARG_NAME(DECL) ((DECL)->decl_non_common.arguments) /* INSTANCE_METHOD_DECL, CLASS_METHOD_DECL */ #define METHOD_SEL_NAME(DECL) ((DECL)->decl_minimal.name) #define METHOD_SEL_ARGS(DECL) ((DECL)->decl_non_common.arguments) #define METHOD_ADD_ARGS(DECL) ((DECL)->decl_non_common.result) #define METHOD_ADD_ARGS_ELLIPSIS_P(DECL) ((DECL)->decl_common.lang_flag_0) #define METHOD_DEFINITION(DECL) ((DECL)->decl_common.initial) #define METHOD_ENCODING(DECL) ((DECL)->decl_minimal.context) /* CLASS_INTERFACE_TYPE, CLASS_IMPLEMENTATION_TYPE, CATEGORY_INTERFACE_TYPE, CATEGORY_IMPLEMENTATION_TYPE, PROTOCOL_INTERFACE_TYPE */ #define CLASS_NAME(CLASS) ((CLASS)->type.name) #define CLASS_SUPER_NAME(CLASS) (TYPE_CHECK (CLASS)->type.context) #define CLASS_IVARS(CLASS) TREE_VEC_ELT (TYPE_LANG_SLOT_1 (CLASS), 0) #define CLASS_RAW_IVARS(CLASS) TREE_VEC_ELT (TYPE_LANG_SLOT_1 (CLASS), 1) #define CLASS_NST_METHODS(CLASS) ((CLASS)->type.minval) #define CLASS_CLS_METHODS(CLASS) ((CLASS)->type.maxval) #define CLASS_STATIC_TEMPLATE(CLASS) TREE_VEC_ELT (TYPE_LANG_SLOT_1 (CLASS), 2) #define CLASS_CATEGORY_LIST(CLASS) TREE_VEC_ELT (TYPE_LANG_SLOT_1 (CLASS), 3) #define CLASS_PROTOCOL_LIST(CLASS) TREE_VEC_ELT (TYPE_LANG_SLOT_1 (CLASS), 4) #define PROTOCOL_NAME(CLASS) ((CLASS)->type.name) #define PROTOCOL_LIST(CLASS) TREE_VEC_ELT (TYPE_LANG_SLOT_1 (CLASS), 0) #define PROTOCOL_NST_METHODS(CLASS) ((CLASS)->type.minval) #define PROTOCOL_CLS_METHODS(CLASS) ((CLASS)->type.maxval) #define PROTOCOL_FORWARD_DECL(CLASS) TREE_VEC_ELT (TYPE_LANG_SLOT_1 (CLASS), 1) #define PROTOCOL_DEFINED(CLASS) TREE_USED (CLASS) /* ObjC-specific information pertaining to RECORD_TYPEs are stored in the LANG_SPECIFIC structures, which may itself need allocating first. */ /* The following three macros must be overridden (in objcp/objcp-decl.h) for Objective-C++. */ #define TYPE_OBJC_INFO(TYPE) TYPE_LANG_SPECIFIC (TYPE)->objc_info #define SIZEOF_OBJC_TYPE_LANG_SPECIFIC sizeof (struct lang_type) #define ALLOC_OBJC_TYPE_LANG_SPECIFIC(NODE) \ do { \ TYPE_LANG_SPECIFIC (NODE) = GGC_CNEW (struct lang_type); \ } while (0) #define TYPE_HAS_OBJC_INFO(TYPE) \ (TYPE_LANG_SPECIFIC (TYPE) && TYPE_OBJC_INFO (TYPE)) #define TYPE_OBJC_INTERFACE(TYPE) TREE_VEC_ELT (TYPE_OBJC_INFO (TYPE), 0) #define TYPE_OBJC_PROTOCOL_LIST(TYPE) TREE_VEC_ELT (TYPE_OBJC_INFO (TYPE), 1) #define INIT_TYPE_OBJC_INFO(TYPE) \ do \ { \ if (!TYPE_LANG_SPECIFIC (TYPE)) \ ALLOC_OBJC_TYPE_LANG_SPECIFIC(TYPE); \ if (!TYPE_OBJC_INFO (TYPE)) \ TYPE_OBJC_INFO (TYPE) \ = make_tree_vec (OBJC_INFO_SLOT_ELTS); \ } \ while (0) #define DUP_TYPE_OBJC_INFO(DST, SRC) \ do \ { \ ALLOC_OBJC_TYPE_LANG_SPECIFIC(DST); \ if (TYPE_LANG_SPECIFIC (SRC)) \ memcpy (TYPE_LANG_SPECIFIC (DST), \ TYPE_LANG_SPECIFIC (SRC), \ SIZEOF_OBJC_TYPE_LANG_SPECIFIC); \ TYPE_OBJC_INFO (DST) \ = make_tree_vec (OBJC_INFO_SLOT_ELTS); \ } \ while (0) #define TYPED_OBJECT(TYPE) \ (TREE_CODE (TYPE) == RECORD_TYPE \ && TYPE_HAS_OBJC_INFO (TYPE) \ && TYPE_OBJC_INTERFACE (TYPE)) #define OBJC_TYPE_NAME(TYPE) TYPE_NAME(TYPE) #define OBJC_SET_TYPE_NAME(TYPE, NAME) (TYPE_NAME (TYPE) = NAME) /* Hash tables to manage the global pool of method prototypes. */ typedef struct hashed_entry *hash; typedef struct hashed_attribute *attr; struct GTY(()) hashed_attribute { attr next; tree value; }; struct GTY(()) hashed_entry { attr list; hash next; tree key; }; extern GTY ((length ("SIZEHASHTABLE"))) hash *nst_method_hash_list; extern GTY ((length ("SIZEHASHTABLE"))) hash *cls_method_hash_list; #define SIZEHASHTABLE 257 /* Objective-C/Objective-C++ @implementation list. */ struct GTY(()) imp_entry { struct imp_entry *next; tree imp_context; tree imp_template; tree class_decl; /* _OBJC_CLASS_<my_name>; */ tree meta_decl; /* _OBJC_METACLASS_<my_name>; */ BOOL_BITFIELD has_cxx_cdtors : 1; }; extern GTY(()) struct imp_entry *imp_list; extern GTY(()) int imp_count; /* `@implementation' */ extern GTY(()) int cat_count; /* `@category' */ extern GTY(()) enum tree_code objc_inherit_code; extern GTY(()) int objc_public_flag; /* Objective-C/Objective-C++ global tree enumeration. */ enum objc_tree_index { OCTI_STATIC_NST, OCTI_STATIC_NST_DECL, OCTI_SELF_ID, OCTI_UCMD_ID, OCTI_SELF_DECL, OCTI_UMSG_DECL, OCTI_UMSG_FAST_DECL, OCTI_UMSG_SUPER_DECL, OCTI_UMSG_STRET_DECL, OCTI_UMSG_SUPER_STRET_DECL, OCTI_GET_CLASS_DECL, OCTI_GET_MCLASS_DECL, OCTI_SUPER_TYPE, OCTI_SEL_TYPE, OCTI_ID_TYPE, OCTI_CLS_TYPE, OCTI_NST_TYPE, OCTI_PROTO_TYPE, OCTI_CLS_CHAIN, OCTI_ALIAS_CHAIN, OCTI_INTF_CHAIN, OCTI_PROTO_CHAIN, OCTI_IMPL_CHAIN, OCTI_CLS_REF_CHAIN, OCTI_SEL_REF_CHAIN, OCTI_IVAR_CHAIN, OCTI_CLS_NAMES_CHAIN, OCTI_METH_VAR_NAMES_CHAIN, OCTI_METH_VAR_TYPES_CHAIN, OCTI_SYMBOLS_DECL, OCTI_NST_VAR_DECL, OCTI_CLS_VAR_DECL, OCTI_NST_METH_DECL, OCTI_CLS_METH_DECL, OCTI_CLS_DECL, OCTI_MCLS_DECL, OCTI_SEL_TABLE_DECL, OCTI_MODULES_DECL, OCTI_GNU_INIT_DECL, OCTI_INTF_CTX, OCTI_IMPL_CTX, OCTI_METH_CTX, OCTI_IVAR_CTX, OCTI_IMPL_TEMPL, OCTI_CLS_TEMPL, OCTI_CAT_TEMPL, OCTI_UPRIV_REC, OCTI_PROTO_TEMPL, OCTI_SEL_TEMPL, OCTI_UCLS_SUPER_REF, OCTI_UUCLS_SUPER_REF, OCTI_METH_TEMPL, OCTI_IVAR_TEMPL, OCTI_METH_LIST_TEMPL, OCTI_METH_PROTO_LIST_TEMPL, OCTI_IVAR_LIST_TEMPL, OCTI_SYMTAB_TEMPL, OCTI_MODULE_TEMPL, OCTI_SUPER_TEMPL, OCTI_OBJ_REF, OCTI_CLS_REF, OCTI_METH_PROTO_TEMPL, OCTI_FUNCTION1_TEMPL, OCTI_FUNCTION2_TEMPL, OCTI_OBJ_ID, OCTI_CLS_ID, OCTI_ID_NAME, OCTI_CLASS_NAME, OCTI_CNST_STR_ID, OCTI_CNST_STR_TYPE, OCTI_CNST_STR_GLOB_ID, OCTI_STRING_CLASS_DECL, OCTI_INTERNAL_CNST_STR_TYPE, OCTI_SUPER_DECL, OCTI_UMSG_NONNIL_DECL, OCTI_UMSG_NONNIL_STRET_DECL, OCTI_STORAGE_CLS, OCTI_EXCEPTION_EXTRACT_DECL, OCTI_EXCEPTION_TRY_ENTER_DECL, OCTI_EXCEPTION_TRY_EXIT_DECL, OCTI_EXCEPTION_MATCH_DECL, OCTI_EXCEPTION_THROW_DECL, OCTI_SYNC_ENTER_DECL, OCTI_SYNC_EXIT_DECL, OCTI_SETJMP_DECL, OCTI_EXCDATA_TEMPL, OCTI_STACK_EXCEPTION_DATA_DECL, OCTI_LOCAL_EXCEPTION_DECL, OCTI_RETHROW_EXCEPTION_DECL, OCTI_EVAL_ONCE_DECL, OCTI_CATCH_TYPE, OCTI_EXECCLASS_DECL, OCTI_ASSIGN_IVAR_DECL, OCTI_ASSIGN_IVAR_FAST_DECL, OCTI_ASSIGN_GLOBAL_DECL, OCTI_ASSIGN_STRONGCAST_DECL, OCTI_MAX }; extern GTY(()) tree objc_global_trees[OCTI_MAX]; /* List of classes with list of their static instances. */ #define objc_static_instances objc_global_trees[OCTI_STATIC_NST] /* The declaration of the array administrating the static instances. */ #define static_instances_decl objc_global_trees[OCTI_STATIC_NST_DECL] /* Some commonly used instances of "identifier_node". */ #define self_id objc_global_trees[OCTI_SELF_ID] #define ucmd_id objc_global_trees[OCTI_UCMD_ID] #define self_decl objc_global_trees[OCTI_SELF_DECL] #define umsg_decl objc_global_trees[OCTI_UMSG_DECL] #define umsg_fast_decl objc_global_trees[OCTI_UMSG_FAST_DECL] #define umsg_super_decl objc_global_trees[OCTI_UMSG_SUPER_DECL] #define umsg_stret_decl objc_global_trees[OCTI_UMSG_STRET_DECL] #define umsg_super_stret_decl objc_global_trees[OCTI_UMSG_SUPER_STRET_DECL] #define objc_get_class_decl objc_global_trees[OCTI_GET_CLASS_DECL] #define objc_get_meta_class_decl \ objc_global_trees[OCTI_GET_MCLASS_DECL] #define objc_super_type objc_global_trees[OCTI_SUPER_TYPE] #define objc_selector_type objc_global_trees[OCTI_SEL_TYPE] #define objc_object_type objc_global_trees[OCTI_ID_TYPE] #define objc_class_type objc_global_trees[OCTI_CLS_TYPE] #define objc_instance_type objc_global_trees[OCTI_NST_TYPE] #define objc_protocol_type objc_global_trees[OCTI_PROTO_TYPE] /* Type checking macros. */ #define IS_ID(TYPE) \ (TREE_CODE (TYPE) == POINTER_TYPE \ && (TYPE_MAIN_VARIANT (TREE_TYPE (TYPE)) \ == TREE_TYPE (objc_object_type))) #define IS_CLASS(TYPE) \ (TREE_CODE (TYPE) == POINTER_TYPE \ && (TYPE_MAIN_VARIANT (TREE_TYPE (TYPE)) \ == TREE_TYPE (objc_class_type))) #define IS_PROTOCOL_QUALIFIED_UNTYPED(TYPE) \ ((IS_ID (TYPE) || IS_CLASS (TYPE)) \ && TYPE_HAS_OBJC_INFO (TREE_TYPE (TYPE)) \ && TYPE_OBJC_PROTOCOL_LIST (TREE_TYPE (TYPE))) #define IS_SUPER(TYPE) \ (TREE_CODE (TYPE) == POINTER_TYPE \ && TREE_TYPE (TYPE) == objc_super_template) #define class_chain objc_global_trees[OCTI_CLS_CHAIN] #define alias_chain objc_global_trees[OCTI_ALIAS_CHAIN] #define interface_chain objc_global_trees[OCTI_INTF_CHAIN] #define protocol_chain objc_global_trees[OCTI_PROTO_CHAIN] #define implemented_classes objc_global_trees[OCTI_IMPL_CHAIN] /* Chains to manage selectors that are referenced and defined in the module. */ #define cls_ref_chain objc_global_trees[OCTI_CLS_REF_CHAIN] /* Classes referenced. */ #define sel_ref_chain objc_global_trees[OCTI_SEL_REF_CHAIN] /* Selectors referenced. */ #define objc_ivar_chain objc_global_trees[OCTI_IVAR_CHAIN] /* Chains to manage uniquing of strings. */ #define class_names_chain objc_global_trees[OCTI_CLS_NAMES_CHAIN] #define meth_var_names_chain objc_global_trees[OCTI_METH_VAR_NAMES_CHAIN] #define meth_var_types_chain objc_global_trees[OCTI_METH_VAR_TYPES_CHAIN] /* Backend data declarations. */ #define UOBJC_SYMBOLS_decl objc_global_trees[OCTI_SYMBOLS_DECL] #define UOBJC_INSTANCE_VARIABLES_decl objc_global_trees[OCTI_NST_VAR_DECL] #define UOBJC_CLASS_VARIABLES_decl objc_global_trees[OCTI_CLS_VAR_DECL] #define UOBJC_INSTANCE_METHODS_decl objc_global_trees[OCTI_NST_METH_DECL] #define UOBJC_CLASS_METHODS_decl objc_global_trees[OCTI_CLS_METH_DECL] #define UOBJC_CLASS_decl objc_global_trees[OCTI_CLS_DECL] #define UOBJC_METACLASS_decl objc_global_trees[OCTI_MCLS_DECL] #define UOBJC_SELECTOR_TABLE_decl objc_global_trees[OCTI_SEL_TABLE_DECL] #define UOBJC_MODULES_decl objc_global_trees[OCTI_MODULES_DECL] #define GNU_INIT_decl objc_global_trees[OCTI_GNU_INIT_DECL] /* The following are used when compiling a class implementation. implementation_template will normally be an interface, however if none exists this will be equal to objc_implementation_context...it is set in start_class. */ #define objc_interface_context objc_global_trees[OCTI_INTF_CTX] #define objc_implementation_context objc_global_trees[OCTI_IMPL_CTX] #define objc_method_context objc_global_trees[OCTI_METH_CTX] #define objc_ivar_context objc_global_trees[OCTI_IVAR_CTX] #define implementation_template objc_global_trees[OCTI_IMPL_TEMPL] #define objc_class_template objc_global_trees[OCTI_CLS_TEMPL] #define objc_category_template objc_global_trees[OCTI_CAT_TEMPL] #define uprivate_record objc_global_trees[OCTI_UPRIV_REC] #define objc_protocol_template objc_global_trees[OCTI_PROTO_TEMPL] #define objc_selector_template objc_global_trees[OCTI_SEL_TEMPL] #define ucls_super_ref objc_global_trees[OCTI_UCLS_SUPER_REF] #define uucls_super_ref objc_global_trees[OCTI_UUCLS_SUPER_REF] #define umsg_nonnil_decl objc_global_trees[OCTI_UMSG_NONNIL_DECL] #define umsg_nonnil_stret_decl objc_global_trees[OCTI_UMSG_NONNIL_STRET_DECL] #define objc_storage_class objc_global_trees[OCTI_STORAGE_CLS] #define objc_exception_extract_decl \ objc_global_trees[OCTI_EXCEPTION_EXTRACT_DECL] #define objc_exception_try_enter_decl \ objc_global_trees[OCTI_EXCEPTION_TRY_ENTER_DECL] #define objc_exception_try_exit_decl \ objc_global_trees[OCTI_EXCEPTION_TRY_EXIT_DECL] #define objc_exception_match_decl \ objc_global_trees[OCTI_EXCEPTION_MATCH_DECL] #define objc_exception_throw_decl \ objc_global_trees[OCTI_EXCEPTION_THROW_DECL] #define objc_sync_enter_decl objc_global_trees[OCTI_SYNC_ENTER_DECL] #define objc_sync_exit_decl objc_global_trees[OCTI_SYNC_EXIT_DECL] #define objc_exception_data_template \ objc_global_trees[OCTI_EXCDATA_TEMPL] #define objc_setjmp_decl objc_global_trees[OCTI_SETJMP_DECL] #define objc_stack_exception_data \ objc_global_trees[OCTI_STACK_EXCEPTION_DATA_DECL] #define objc_caught_exception objc_global_trees[OCTI_LOCAL_EXCEPTION_DECL] #define objc_rethrow_exception objc_global_trees[OCTI_RETHROW_EXCEPTION_DECL] #define objc_eval_once objc_global_trees[OCTI_EVAL_ONCE_DECL] #define objc_catch_type objc_global_trees[OCTI_CATCH_TYPE] #define execclass_decl objc_global_trees[OCTI_EXECCLASS_DECL] #define objc_assign_ivar_decl objc_global_trees[OCTI_ASSIGN_IVAR_DECL] #define objc_assign_ivar_fast_decl \ objc_global_trees[OCTI_ASSIGN_IVAR_FAST_DECL] #define objc_assign_global_decl objc_global_trees[OCTI_ASSIGN_GLOBAL_DECL] #define objc_assign_strong_cast_decl \ objc_global_trees[OCTI_ASSIGN_STRONGCAST_DECL] #define objc_method_template objc_global_trees[OCTI_METH_TEMPL] #define objc_ivar_template objc_global_trees[OCTI_IVAR_TEMPL] #define objc_method_list_ptr objc_global_trees[OCTI_METH_LIST_TEMPL] #define objc_method_proto_list_ptr \ objc_global_trees[OCTI_METH_PROTO_LIST_TEMPL] #define objc_ivar_list_ptr objc_global_trees[OCTI_IVAR_LIST_TEMPL] #define objc_symtab_template objc_global_trees[OCTI_SYMTAB_TEMPL] #define objc_module_template objc_global_trees[OCTI_MODULE_TEMPL] #define objc_super_template objc_global_trees[OCTI_SUPER_TEMPL] #define objc_object_reference objc_global_trees[OCTI_OBJ_REF] #define objc_class_reference objc_global_trees[OCTI_CLS_REF] #define objc_method_prototype_template \ objc_global_trees[OCTI_METH_PROTO_TEMPL] #define function1_template objc_global_trees[OCTI_FUNCTION1_TEMPL] #define function2_template objc_global_trees[OCTI_FUNCTION2_TEMPL] #define objc_object_id objc_global_trees[OCTI_OBJ_ID] #define objc_class_id objc_global_trees[OCTI_CLS_ID] #define objc_object_name objc_global_trees[OCTI_ID_NAME] #define objc_class_name objc_global_trees[OCTI_CLASS_NAME] #define constant_string_id objc_global_trees[OCTI_CNST_STR_ID] #define constant_string_type objc_global_trees[OCTI_CNST_STR_TYPE] #define constant_string_global_id \ objc_global_trees[OCTI_CNST_STR_GLOB_ID] #define string_class_decl objc_global_trees[OCTI_STRING_CLASS_DECL] #define internal_const_str_type objc_global_trees[OCTI_INTERNAL_CNST_STR_TYPE] #define UOBJC_SUPER_decl objc_global_trees[OCTI_SUPER_DECL] #endif /* GCC_OBJC_ACT_H */
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