362 lines
12 KiB
C
362 lines
12 KiB
C
/* Declarations for objc-act.c.
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Copyright (C) 1990, 2000, 2001 Free Software Foundation, Inc.
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This file is part of GNU CC.
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GNU CC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU CC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef GCC_OBJC_ACT_H
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#define GCC_OBJC_ACT_H
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/*** Public Interface (procedures) ***/
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const char *objc_init PARAMS ((const char *));
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int objc_decode_option PARAMS ((int, char **));
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/* used by yyparse */
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void finish_file PARAMS ((void));
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tree start_class PARAMS ((enum tree_code, tree, tree, tree));
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tree continue_class PARAMS ((tree));
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void finish_class PARAMS ((tree));
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void start_method_def PARAMS ((tree));
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void continue_method_def PARAMS ((void));
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void finish_method_def PARAMS ((void));
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tree start_protocol PARAMS ((enum tree_code, tree, tree));
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void finish_protocol PARAMS ((tree));
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void add_objc_decls PARAMS ((void));
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tree is_ivar PARAMS ((tree, tree));
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int is_private PARAMS ((tree));
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int is_public PARAMS ((tree, tree));
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tree add_instance_variable PARAMS ((tree, int, tree, tree, tree));
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tree add_class_method PARAMS ((tree, tree));
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tree add_instance_method PARAMS ((tree, tree));
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tree get_super_receiver PARAMS ((void));
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tree get_class_ivars PARAMS ((tree));
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tree get_class_reference PARAMS ((tree));
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tree get_static_reference PARAMS ((tree, tree));
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tree get_object_reference PARAMS ((tree));
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tree build_message_expr PARAMS ((tree));
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tree finish_message_expr PARAMS ((tree, tree, tree));
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tree build_selector_expr PARAMS ((tree));
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tree build_ivar_reference PARAMS ((tree));
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tree build_keyword_decl PARAMS ((tree, tree, tree));
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tree build_method_decl PARAMS ((enum tree_code, tree, tree, tree));
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tree build_protocol_expr PARAMS ((tree));
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tree build_objc_string_object PARAMS ((tree));
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void objc_declare_alias PARAMS ((tree, tree));
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void objc_declare_class PARAMS ((tree));
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void objc_declare_protocols PARAMS ((tree));
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extern int objc_receiver_context;
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/* the following routines are used to implement statically typed objects */
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int objc_comptypes PARAMS ((tree, tree, int));
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void objc_check_decl PARAMS ((tree));
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/* NeXT extensions */
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tree build_encode_expr PARAMS ((tree));
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/* Objective-C structures */
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/* KEYWORD_DECL */
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#define KEYWORD_KEY_NAME(DECL) ((DECL)->decl.name)
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#define KEYWORD_ARG_NAME(DECL) ((DECL)->decl.arguments)
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/* INSTANCE_METHOD_DECL, CLASS_METHOD_DECL */
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#define METHOD_SEL_NAME(DECL) ((DECL)->decl.name)
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#define METHOD_SEL_ARGS(DECL) ((DECL)->decl.arguments)
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#define METHOD_ADD_ARGS(DECL) ((DECL)->decl.result)
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#define METHOD_DEFINITION(DECL) ((DECL)->decl.initial)
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#define METHOD_ENCODING(DECL) ((DECL)->decl.context)
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/* CLASS_INTERFACE_TYPE, CLASS_IMPLEMENTATION_TYPE,
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CATEGORY_INTERFACE_TYPE, CATEGORY_IMPLEMENTATION_TYPE,
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PROTOCOL_INTERFACE_TYPE */
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#define CLASS_NAME(CLASS) ((CLASS)->type.name)
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#define CLASS_SUPER_NAME(CLASS) ((CLASS)->type.context)
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#define CLASS_IVARS(CLASS) TREE_VEC_ELT (TYPE_BINFO (CLASS), 0)
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#define CLASS_RAW_IVARS(CLASS) TREE_VEC_ELT (TYPE_BINFO (CLASS), 1)
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#define CLASS_NST_METHODS(CLASS) ((CLASS)->type.minval)
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#define CLASS_CLS_METHODS(CLASS) ((CLASS)->type.maxval)
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#define CLASS_STATIC_TEMPLATE(CLASS) TREE_VEC_ELT (TYPE_BINFO (CLASS), 2)
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#define CLASS_CATEGORY_LIST(CLASS) TREE_VEC_ELT (TYPE_BINFO (CLASS), 3)
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#define CLASS_PROTOCOL_LIST(CLASS) TREE_VEC_ELT (TYPE_BINFO (CLASS), 4)
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#define PROTOCOL_NAME(CLASS) ((CLASS)->type.name)
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#define PROTOCOL_LIST(CLASS) TREE_VEC_ELT (TYPE_BINFO (CLASS), 0)
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#define PROTOCOL_NST_METHODS(CLASS) ((CLASS)->type.minval)
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#define PROTOCOL_CLS_METHODS(CLASS) ((CLASS)->type.maxval)
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#define PROTOCOL_FORWARD_DECL(CLASS) TREE_VEC_ELT (TYPE_BINFO (CLASS), 1)
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#define PROTOCOL_DEFINED(CLASS) TREE_USED (CLASS)
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#define TYPE_PROTOCOL_LIST(TYPE) ((TYPE)->type.context)
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/* Set by `continue_class' and checked by `is_public'. */
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#define TREE_STATIC_TEMPLATE(record_type) (TREE_PUBLIC (record_type))
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#define TYPED_OBJECT(type) \
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(TREE_CODE (type) == RECORD_TYPE && TREE_STATIC_TEMPLATE (type))
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/* Define the Objective-C or Objective-C++ language-specific tree codes. */
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#define DEFTREECODE(SYM, NAME, TYPE, LENGTH) SYM,
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enum objc_tree_code {
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#ifdef OBJCPLUS
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LAST_BASE_TREE_CODE = LAST_CPLUS_TREE_CODE,
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#else
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LAST_BASE_TREE_CODE = LAST_C_TREE_CODE,
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#endif
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#include "objc-tree.def"
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LAST_OBJC_TREE_CODE
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};
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#undef DEFTREECODE
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/* Hash tables to manage the global pool of method prototypes. */
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typedef struct hashed_entry *hash;
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typedef struct hashed_attribute *attr;
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struct hashed_attribute
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{
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attr next;
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tree value;
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};
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struct hashed_entry
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{
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attr list;
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hash next;
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tree key;
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};
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extern hash *nst_method_hash_list;
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extern hash *cls_method_hash_list;
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#define HASH_ALLOC_LIST_SIZE 170
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#define ATTR_ALLOC_LIST_SIZE 170
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#define SIZEHASHTABLE 257
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/* Objective-C/Objective-C++ @implementation list. */
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struct imp_entry
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{
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struct imp_entry *next;
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tree imp_context;
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tree imp_template;
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tree class_decl; /* _OBJC_CLASS_<my_name>; */
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tree meta_decl; /* _OBJC_METACLASS_<my_name>; */
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};
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extern struct imp_entry *imp_list;
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extern int imp_count; /* `@implementation' */
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extern int cat_count; /* `@category' */
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/* Objective-C/Objective-C++ global tree enumeration. */
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enum objc_tree_index
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{
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OCTI_STATIC_NST,
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OCTI_STATIC_NST_DECL,
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OCTI_SELF_ID,
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OCTI_UCMD_ID,
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OCTI_UNUSED_LIST,
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OCTI_ELLIPSIS_NODE,
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OCTI_SELF_DECL,
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OCTI_UMSG_DECL,
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OCTI_UMSG_SUPER_DECL,
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OCTI_GET_CLASS_DECL,
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OCTI_GET_MCLASS_DECL,
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OCTI_SUPER_TYPE,
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OCTI_SEL_TYPE,
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OCTI_ID_TYPE,
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OCTI_CLS_TYPE,
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OCTI_NST_TYPE,
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OCTI_PROTO_TYPE,
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OCTI_CLS_CHAIN,
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OCTI_ALIAS_CHAIN,
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OCTI_INTF_CHAIN,
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OCTI_PROTO_CHAIN,
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OCTI_IMPL_CHAIN,
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OCTI_CLS_REF_CHAIN,
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OCTI_SEL_REF_CHAIN,
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OCTI_IVAR_CHAIN,
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OCTI_CLS_NAMES_CHAIN,
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OCTI_METH_VAR_NAMES_CHAIN,
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OCTI_METH_VAR_TYPES_CHAIN,
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OCTI_SYMBOLS_DECL,
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OCTI_NST_VAR_DECL,
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OCTI_CLS_VAR_DECL,
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OCTI_NST_METH_DECL,
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OCTI_CLS_METH_DECL,
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OCTI_CLS_DECL,
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OCTI_MCLS_DECL,
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OCTI_SEL_TABLE_DECL,
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OCTI_MODULES_DECL,
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OCTI_STRG_DECL,
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OCTI_INTF_CTX,
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OCTI_IMPL_CTX,
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OCTI_METH_CTX,
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OCTI_IVAR_CTX,
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OCTI_IMPL_TEMPL,
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OCTI_CLS_TEMPL,
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OCTI_CAT_TEMPL,
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OCTI_UPRIV_REC,
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OCTI_PROTO_TEMPL,
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OCTI_SEL_TEMPL,
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OCTI_UCLS_SUPER_REF,
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OCTI_UUCLS_SUPER_REF,
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OCTI_METH_TEMPL,
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OCTI_IVAR_TEMPL,
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OCTI_SYMTAB_TEMPL,
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OCTI_MODULE_TEMPL,
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OCTI_SUPER_TEMPL,
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OCTI_OBJ_REF,
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OCTI_METH_PROTO_TEMPL,
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OCTI_FUNCTION1_TEMPL,
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OCTI_FUNCTION2_TEMPL,
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OCTI_OBJ_ID,
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OCTI_CLS_ID,
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OCTI_ID_ID,
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OCTI_CNST_STR_ID,
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OCTI_CNST_STR_TYPE,
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OCTI_CNST_STR_GLOB_ID,
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OCTI_STRING_CLASS_DECL,
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OCTI_SUPER_DECL,
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OCTI_MAX
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};
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extern tree objc_global_trees[OCTI_MAX];
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/* List of classes with list of their static instances. */
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#define objc_static_instances objc_global_trees[OCTI_STATIC_NST]
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/* The declaration of the array administrating the static instances. */
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#define static_instances_decl objc_global_trees[OCTI_STATIC_NST_DECL]
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/* Some commonly used instances of "identifier_node". */
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#define self_id objc_global_trees[OCTI_SELF_ID]
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#define ucmd_id objc_global_trees[OCTI_UCMD_ID]
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#define unused_list objc_global_trees[OCTI_UNUSED_LIST]
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#define objc_ellipsis_node objc_global_trees[OCTI_ELLIPSIS_NODE]
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#define self_decl objc_global_trees[OCTI_SELF_DECL]
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#define umsg_decl objc_global_trees[OCTI_UMSG_DECL]
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#define umsg_super_decl objc_global_trees[OCTI_UMSG_SUPER_DECL]
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#define objc_get_class_decl objc_global_trees[OCTI_GET_CLASS_DECL]
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#define objc_get_meta_class_decl \
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objc_global_trees[OCTI_GET_MCLASS_DECL]
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#define super_type objc_global_trees[OCTI_SUPER_TYPE]
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#define selector_type objc_global_trees[OCTI_SEL_TYPE]
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#define id_type objc_global_trees[OCTI_ID_TYPE]
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#define objc_class_type objc_global_trees[OCTI_CLS_TYPE]
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#define instance_type objc_global_trees[OCTI_NST_TYPE]
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#define protocol_type objc_global_trees[OCTI_PROTO_TYPE]
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/* Type checking macros. */
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#define IS_ID(TYPE) \
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(TYPE_MAIN_VARIANT (TYPE) == TYPE_MAIN_VARIANT (id_type))
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#define IS_PROTOCOL_QUALIFIED_ID(TYPE) \
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(IS_ID (TYPE) && TYPE_PROTOCOL_LIST (TYPE))
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#define IS_SUPER(TYPE) \
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(super_type && TYPE_MAIN_VARIANT (TYPE) == TYPE_MAIN_VARIANT (super_type))
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#define class_chain objc_global_trees[OCTI_CLS_CHAIN]
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#define alias_chain objc_global_trees[OCTI_ALIAS_CHAIN]
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#define interface_chain objc_global_trees[OCTI_INTF_CHAIN]
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#define protocol_chain objc_global_trees[OCTI_PROTO_CHAIN]
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#define implemented_classes objc_global_trees[OCTI_IMPL_CHAIN]
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/* Chains to manage selectors that are referenced and defined in the
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module. */
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#define cls_ref_chain objc_global_trees[OCTI_CLS_REF_CHAIN] /* Classes referenced. */
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#define sel_ref_chain objc_global_trees[OCTI_SEL_REF_CHAIN] /* Selectors referenced. */
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#define objc_ivar_chain objc_global_trees[OCTI_IVAR_CHAIN]
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/* Chains to manage uniquing of strings. */
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#define class_names_chain objc_global_trees[OCTI_CLS_NAMES_CHAIN]
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#define meth_var_names_chain objc_global_trees[OCTI_METH_VAR_NAMES_CHAIN]
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#define meth_var_types_chain objc_global_trees[OCTI_METH_VAR_TYPES_CHAIN]
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/* Backend data declarations. */
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#define UOBJC_SYMBOLS_decl objc_global_trees[OCTI_SYMBOLS_DECL]
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#define UOBJC_INSTANCE_VARIABLES_decl objc_global_trees[OCTI_NST_VAR_DECL]
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#define UOBJC_CLASS_VARIABLES_decl objc_global_trees[OCTI_CLS_VAR_DECL]
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#define UOBJC_INSTANCE_METHODS_decl objc_global_trees[OCTI_NST_METH_DECL]
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#define UOBJC_CLASS_METHODS_decl objc_global_trees[OCTI_CLS_METH_DECL]
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#define UOBJC_CLASS_decl objc_global_trees[OCTI_CLS_DECL]
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#define UOBJC_METACLASS_decl objc_global_trees[OCTI_MCLS_DECL]
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#define UOBJC_SELECTOR_TABLE_decl objc_global_trees[OCTI_SEL_TABLE_DECL]
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#define UOBJC_MODULES_decl objc_global_trees[OCTI_MODULES_DECL]
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#define UOBJC_STRINGS_decl objc_global_trees[OCTI_STRG_DECL]
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/* The following are used when compiling a class implementation.
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implementation_template will normally be an interface, however if
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none exists this will be equal to objc_implementation_context...it is
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set in start_class. */
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#define objc_interface_context objc_global_trees[OCTI_INTF_CTX]
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#define objc_implementation_context objc_global_trees[OCTI_IMPL_CTX]
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#define objc_method_context objc_global_trees[OCTI_METH_CTX]
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#define objc_ivar_context objc_global_trees[OCTI_IVAR_CTX]
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#define implementation_template objc_global_trees[OCTI_IMPL_TEMPL]
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#define objc_class_template objc_global_trees[OCTI_CLS_TEMPL]
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#define objc_category_template objc_global_trees[OCTI_CAT_TEMPL]
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#define uprivate_record objc_global_trees[OCTI_UPRIV_REC]
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#define objc_protocol_template objc_global_trees[OCTI_PROTO_TEMPL]
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#define objc_selector_template objc_global_trees[OCTI_SEL_TEMPL]
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#define ucls_super_ref objc_global_trees[OCTI_UCLS_SUPER_REF]
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#define uucls_super_ref objc_global_trees[OCTI_UUCLS_SUPER_REF]
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#define objc_method_template objc_global_trees[OCTI_METH_TEMPL]
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#define objc_ivar_template objc_global_trees[OCTI_IVAR_TEMPL]
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#define objc_symtab_template objc_global_trees[OCTI_SYMTAB_TEMPL]
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#define objc_module_template objc_global_trees[OCTI_MODULE_TEMPL]
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#define objc_super_template objc_global_trees[OCTI_SUPER_TEMPL]
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#define objc_object_reference objc_global_trees[OCTI_OBJ_REF]
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#define objc_method_prototype_template \
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objc_global_trees[OCTI_METH_PROTO_TEMPL]
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#define function1_template objc_global_trees[OCTI_FUNCTION1_TEMPL]
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#define function2_template objc_global_trees[OCTI_FUNCTION2_TEMPL]
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#define objc_object_id objc_global_trees[OCTI_OBJ_ID]
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#define objc_class_id objc_global_trees[OCTI_CLS_ID]
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#define objc_id_id objc_global_trees[OCTI_ID_ID]
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#define constant_string_id objc_global_trees[OCTI_CNST_STR_ID]
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#define constant_string_type objc_global_trees[OCTI_CNST_STR_TYPE]
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#define constant_string_global_id \
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objc_global_trees[OCTI_CNST_STR_GLOB_ID]
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#define string_class_decl objc_global_trees[OCTI_STRING_CLASS_DECL]
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#define UOBJC_SUPER_decl objc_global_trees[OCTI_SUPER_DECL]
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#endif /* GCC_OBJC_ACT_H */
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