diff options
Diffstat (limited to 'contrib/gcc/objc/objc-act.h')
| -rw-r--r-- | contrib/gcc/objc/objc-act.h | 326 |
1 files changed, 285 insertions, 41 deletions
diff --git a/contrib/gcc/objc/objc-act.h b/contrib/gcc/objc/objc-act.h index 65224de..72b8b3e 100644 --- a/contrib/gcc/objc/objc-act.h +++ b/contrib/gcc/objc/objc-act.h @@ -1,5 +1,5 @@ /* Declarations for objc-act.c. - Copyright (C) 1990 Free Software Foundation, Inc. + Copyright (C) 1990, 2000, 2001 Free Software Foundation, Inc. This file is part of GNU CC. @@ -18,57 +18,61 @@ along with GNU CC; see the file COPYING. If not, write to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +#ifndef GCC_OBJC_ACT_H +#define GCC_OBJC_ACT_H /*** Public Interface (procedures) ***/ +const char *objc_init PARAMS ((const char *)); +int objc_decode_option PARAMS ((int, char **)); + /* used by yyparse */ -void finish_file PROTO((void)); -tree start_class PROTO((enum tree_code, tree, tree, tree)); -tree continue_class PROTO((tree)); -void finish_class PROTO((tree)); -void start_method_def PROTO((tree)); -void continue_method_def PROTO((void)); -void finish_method_def PROTO((void)); -tree start_protocol PROTO((enum tree_code, tree, tree)); -void finish_protocol PROTO((tree)); -void add_objc_decls PROTO((void)); - -tree is_ivar PROTO((tree, tree)); -int is_private PROTO((tree)); -int is_public PROTO((tree, tree)); -tree add_instance_variable PROTO((tree, int, tree, tree, tree)); -tree add_class_method PROTO((tree, tree)); -tree add_instance_method PROTO((tree, tree)); -tree get_super_receiver PROTO((void)); -tree get_class_ivars PROTO((tree)); -tree get_class_reference PROTO((tree)); -tree get_static_reference PROTO((tree, tree)); -tree get_object_reference PROTO((tree)); -tree build_message_expr PROTO((tree)); -tree build_selector_expr PROTO((tree)); -tree build_ivar_reference PROTO((tree)); -tree build_keyword_decl PROTO((tree, tree, tree)); -tree build_method_decl PROTO((enum tree_code, tree, tree, tree)); -tree build_protocol_expr PROTO((tree)); -tree build_objc_string_object PROTO((tree)); - -extern tree objc_ivar_chain; -extern tree objc_method_context; - -void objc_declare_alias PROTO((tree, tree)); -void objc_declare_class PROTO((tree)); +void finish_file PARAMS ((void)); +tree start_class PARAMS ((enum tree_code, tree, tree, tree)); +tree continue_class PARAMS ((tree)); +void finish_class PARAMS ((tree)); +void start_method_def PARAMS ((tree)); +void continue_method_def PARAMS ((void)); +void finish_method_def PARAMS ((void)); +tree start_protocol PARAMS ((enum tree_code, tree, tree)); +void finish_protocol PARAMS ((tree)); +void add_objc_decls PARAMS ((void)); + +tree is_ivar PARAMS ((tree, tree)); +int is_private PARAMS ((tree)); +int is_public PARAMS ((tree, tree)); +tree add_instance_variable PARAMS ((tree, int, tree, tree, tree)); +tree add_class_method PARAMS ((tree, tree)); +tree add_instance_method PARAMS ((tree, tree)); +tree get_super_receiver PARAMS ((void)); +tree get_class_ivars PARAMS ((tree)); +tree get_class_reference PARAMS ((tree)); +tree get_static_reference PARAMS ((tree, tree)); +tree get_object_reference PARAMS ((tree)); +tree build_message_expr PARAMS ((tree)); +tree finish_message_expr PARAMS ((tree, tree, tree)); +tree build_selector_expr PARAMS ((tree)); +tree build_ivar_reference PARAMS ((tree)); +tree build_keyword_decl PARAMS ((tree, tree, tree)); +tree build_method_decl PARAMS ((enum tree_code, tree, tree, tree)); +tree build_protocol_expr PARAMS ((tree)); +tree build_objc_string_object PARAMS ((tree)); + +void objc_declare_alias PARAMS ((tree, tree)); +void objc_declare_class PARAMS ((tree)); +void objc_declare_protocols PARAMS ((tree)); extern int objc_receiver_context; /* the following routines are used to implement statically typed objects */ -int objc_comptypes PROTO((tree, tree, int)); -void objc_check_decl PROTO((tree)); +int objc_comptypes PARAMS ((tree, tree, int)); +void objc_check_decl PARAMS ((tree)); /* NeXT extensions */ -tree build_encode_expr PROTO((tree)); +tree build_encode_expr PARAMS ((tree)); /* Objective-C structures */ @@ -100,18 +104,258 @@ tree build_encode_expr PROTO((tree)); #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_BINFO (CLASS), 1) +#define PROTOCOL_DEFINED(CLASS) TREE_USED (CLASS) #define TYPE_PROTOCOL_LIST(TYPE) ((TYPE)->type.context) +/* Set by `continue_class' and checked by `is_public'. */ + +#define TREE_STATIC_TEMPLATE(record_type) (TREE_PUBLIC (record_type)) +#define TYPED_OBJECT(type) \ + (TREE_CODE (type) == RECORD_TYPE && TREE_STATIC_TEMPLATE (type)) + /* Define the Objective-C or Objective-C++ language-specific tree codes. */ #define DEFTREECODE(SYM, NAME, TYPE, LENGTH) SYM, enum objc_tree_code { #ifdef OBJCPLUS - dummy_tree_code = LAST_CPLUS_TREE_CODE, + LAST_BASE_TREE_CODE = LAST_CPLUS_TREE_CODE, #else - dummy_tree_code = LAST_AND_UNUSED_TREE_CODE, + LAST_BASE_TREE_CODE = LAST_C_TREE_CODE, #endif #include "objc-tree.def" LAST_OBJC_TREE_CODE }; #undef DEFTREECODE + +/* Hash tables to manage the global pool of method prototypes. */ + +typedef struct hashed_entry *hash; +typedef struct hashed_attribute *attr; + +struct hashed_attribute +{ + attr next; + tree value; +}; +struct hashed_entry +{ + attr list; + hash next; + tree key; +}; + +extern hash *nst_method_hash_list; +extern hash *cls_method_hash_list; + +#define HASH_ALLOC_LIST_SIZE 170 +#define ATTR_ALLOC_LIST_SIZE 170 +#define SIZEHASHTABLE 257 + +/* Objective-C/Objective-C++ @implementation list. */ + +struct 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>; */ +}; + +extern struct imp_entry *imp_list; +extern int imp_count; /* `@implementation' */ +extern int cat_count; /* `@category' */ + +/* 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_UNUSED_LIST, + OCTI_ELLIPSIS_NODE, + + OCTI_SELF_DECL, + OCTI_UMSG_DECL, + OCTI_UMSG_SUPER_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_STRG_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_SYMTAB_TEMPL, + OCTI_MODULE_TEMPL, + OCTI_SUPER_TEMPL, + OCTI_OBJ_REF, + OCTI_METH_PROTO_TEMPL, + OCTI_FUNCTION1_TEMPL, + OCTI_FUNCTION2_TEMPL, + + OCTI_OBJ_ID, + OCTI_CLS_ID, + OCTI_ID_ID, + OCTI_CNST_STR_ID, + OCTI_CNST_STR_TYPE, + OCTI_CNST_STR_GLOB_ID, + OCTI_STRING_CLASS_DECL, + OCTI_SUPER_DECL, + + OCTI_MAX +}; + +extern 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 unused_list objc_global_trees[OCTI_UNUSED_LIST] +#define objc_ellipsis_node objc_global_trees[OCTI_ELLIPSIS_NODE] + +#define self_decl objc_global_trees[OCTI_SELF_DECL] +#define umsg_decl objc_global_trees[OCTI_UMSG_DECL] +#define umsg_super_decl objc_global_trees[OCTI_UMSG_SUPER_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 super_type objc_global_trees[OCTI_SUPER_TYPE] +#define selector_type objc_global_trees[OCTI_SEL_TYPE] +#define id_type objc_global_trees[OCTI_ID_TYPE] +#define objc_class_type objc_global_trees[OCTI_CLS_TYPE] +#define instance_type objc_global_trees[OCTI_NST_TYPE] +#define protocol_type objc_global_trees[OCTI_PROTO_TYPE] + +/* Type checking macros. */ + +#define IS_ID(TYPE) \ + (TYPE_MAIN_VARIANT (TYPE) == TYPE_MAIN_VARIANT (id_type)) +#define IS_PROTOCOL_QUALIFIED_ID(TYPE) \ + (IS_ID (TYPE) && TYPE_PROTOCOL_LIST (TYPE)) +#define IS_SUPER(TYPE) \ + (super_type && TYPE_MAIN_VARIANT (TYPE) == TYPE_MAIN_VARIANT (super_type)) + +#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 UOBJC_STRINGS_decl objc_global_trees[OCTI_STRG_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 objc_method_template objc_global_trees[OCTI_METH_TEMPL] +#define objc_ivar_template objc_global_trees[OCTI_IVAR_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_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_id_id objc_global_trees[OCTI_ID_ID] +#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 UOBJC_SUPER_decl objc_global_trees[OCTI_SUPER_DECL] + +#endif /* GCC_OBJC_ACT_H */ |
