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/* Declarations for objc-act.c.
Copyright (C) 1990, 2000, 2001, 2002, 2003
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 2, 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 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) ***/
bool objc_init (void);
const char *objc_printable_name (tree, int);
/* used by yyparse */
void finish_file (void);
tree start_class (enum tree_code, tree, tree, tree);
tree continue_class (tree);
void finish_class (tree);
void start_method_def (tree);
void continue_method_def (void);
void finish_method_def (void);
tree start_protocol (enum tree_code, tree, tree);
void finish_protocol (tree);
void add_objc_decls (void);
tree is_ivar (tree, tree);
int is_private (tree);
int is_public (tree, tree);
tree add_instance_variable (tree, int, tree, tree, tree);
tree add_class_method (tree, tree);
tree add_instance_method (tree, tree);
tree get_super_receiver (void);
tree get_class_ivars (tree);
tree get_class_reference (tree);
tree get_static_reference (tree, tree);
tree get_object_reference (tree);
tree build_message_expr (tree);
tree finish_message_expr (tree, tree, tree);
tree build_selector_expr (tree);
tree build_ivar_reference (tree);
tree build_keyword_decl (tree, tree, tree);
tree build_method_decl (enum tree_code, tree, tree, tree);
tree build_protocol_expr (tree);
tree build_objc_string_object (tree);
void objc_declare_alias (tree, tree);
void objc_declare_class (tree);
void objc_declare_protocols (tree);
/* the following routines are used to implement statically typed objects */
int objc_comptypes (tree, tree, int);
void objc_check_decl (tree);
/* NeXT extensions */
tree build_encode_expr (tree);
/* Objective-C structures */
/* KEYWORD_DECL */
#define KEYWORD_KEY_NAME(DECL) ((DECL)->decl.name)
#define KEYWORD_ARG_NAME(DECL) ((DECL)->decl.arguments)
/* INSTANCE_METHOD_DECL, CLASS_METHOD_DECL */
#define METHOD_SEL_NAME(DECL) ((DECL)->decl.name)
#define METHOD_SEL_ARGS(DECL) ((DECL)->decl.arguments)
#define METHOD_ADD_ARGS(DECL) ((DECL)->decl.result)
#define METHOD_DEFINITION(DECL) ((DECL)->decl.initial)
#define METHOD_ENCODING(DECL) ((DECL)->decl.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_BINFO (CLASS), 0)
#define CLASS_RAW_IVARS(CLASS) TREE_VEC_ELT (TYPE_BINFO (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_BINFO (CLASS), 2)
#define CLASS_CATEGORY_LIST(CLASS) TREE_VEC_ELT (TYPE_BINFO (CLASS), 3)
#define CLASS_PROTOCOL_LIST(CLASS) TREE_VEC_ELT (TYPE_BINFO (CLASS), 4)
#define CLASS_OWN_IVARS(CLASS) TREE_VEC_ELT (TYPE_BINFO (CLASS), 5)
#define PROTOCOL_NAME(CLASS) ((CLASS)->type.name)
#define PROTOCOL_LIST(CLASS) TREE_VEC_ELT (TYPE_BINFO (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_BINFO (CLASS), 1)
#define PROTOCOL_DEFINED(CLASS) TREE_USED (CLASS)
#define TYPE_PROTOCOL_LIST(TYPE) \
((!TYPE_CHECK (TYPE)->type.context \
|| TREE_CODE ((TYPE)->type.context) == TRANSLATION_UNIT_DECL) \
? NULL_TREE : (TYPE)->type.context)
#define SET_TYPE_PROTOCOL_LIST(TYPE, P) (TYPE_CHECK (TYPE)->type.context = (P))
/* 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
LAST_BASE_TREE_CODE = LAST_CPLUS_TREE_CODE,
#else
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 GTY(())
{
attr next;
tree value;
};
struct hashed_entry GTY(())
{
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 imp_entry GTY(())
{
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 GTY(()) 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 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 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 */
|
