1/* Process the ObjC-specific declarations and variables for 2 the Objective-C++ compiler. 3 Copyright (C) 2005-2015 Free Software Foundation, Inc. 4 Contributed by Ziemowit Laski <zlaski@apple.com> 5 6This file is part of GCC. 7 8GCC is free software; you can redistribute it and/or modify it under 9the terms of the GNU General Public License as published by the Free 10Software Foundation; either version 3, or (at your option) any later 11version. 12 13GCC is distributed in the hope that it will be useful, but WITHOUT ANY 14WARRANTY; without even the implied warranty of MERCHANTABILITY or 15FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 16for more details. 17 18You should have received a copy of the GNU General Public License 19along with GCC; see the file COPYING3. If not see 20<http://www.gnu.org/licenses/>. */ 21 22 23#ifndef GCC_OBJCP_DECL_H 24#define GCC_OBJCP_DECL_H 25 26extern tree objcp_start_struct (location_t, enum tree_code, tree); 27extern tree objcp_finish_struct (location_t, tree, tree, tree); 28extern void objcp_finish_function (void); 29extern tree objcp_build_function_call (tree, tree); 30extern tree objcp_xref_tag (enum tree_code, tree); 31extern int objcp_comptypes (tree, tree); 32extern tree objcp_begin_compound_stmt (int); 33extern tree objcp_end_compound_stmt (tree, int); 34 35/* Now "cover up" the corresponding C++ functions if required (NB: the 36 OBJCP_ORIGINAL_FUNCTION macro, shown below, can still be used to 37 invoke the original C++ functions if needed). */ 38#ifdef OBJCP_REMAP_FUNCTIONS 39 40#define start_struct(loc, code, name, struct_info) \ 41 objcp_start_struct (loc, code, name) 42#define finish_struct(loc, t, fieldlist, attributes, struct_info) \ 43 objcp_finish_struct (loc, t, fieldlist, attributes) 44#define finish_function() \ 45 objcp_finish_function () 46#define finish_decl(decl, loc, init, origtype, asmspec) \ 47 cp_finish_decl (decl, init, false, asmspec, 0) 48#define xref_tag(code, name) \ 49 objcp_xref_tag (code, name) 50#define comptypes(type1, type2) \ 51 objcp_comptypes (type1, type2) 52#define c_begin_compound_stmt(flags) \ 53 objcp_begin_compound_stmt (flags) 54#define c_end_compound_stmt(loc, stmt, flags) \ 55 objcp_end_compound_stmt (stmt, flags) 56 57#undef OBJC_TYPE_NAME 58#define OBJC_TYPE_NAME(type) (TYPE_IDENTIFIER (type)) 59#undef OBJC_SET_TYPE_NAME 60#define OBJC_SET_TYPE_NAME(type, name) (TYPE_IDENTIFIER (type) = (name)) 61 62#undef TYPE_OBJC_INFO 63#define TYPE_OBJC_INFO(TYPE) LANG_TYPE_CLASS_CHECK (TYPE)->objc_info 64#undef SIZEOF_OBJC_TYPE_LANG_SPECIFIC 65#define SIZEOF_OBJC_TYPE_LANG_SPECIFIC sizeof (struct lang_type_class) 66#undef ALLOC_OBJC_TYPE_LANG_SPECIFIC 67#define ALLOC_OBJC_TYPE_LANG_SPECIFIC(NODE) \ 68 do { \ 69 TYPE_LANG_SPECIFIC (NODE) = (struct lang_type *) \ 70 ggc_internal_cleared_alloc (sizeof (struct lang_type_class)); \ 71 TYPE_LANG_SPECIFIC (NODE)->u.c.h.is_lang_type_class = 1; \ 72 } while (0) 73 74#define OBJCP_ORIGINAL_FUNCTION(name, args) (name)args 75 76/* C++ marks ellipsis-free function parameters differently from C. */ 77#undef OBJC_VOID_AT_END 78#define OBJC_VOID_AT_END void_list_node 79 80#endif /* OBJCP_REMAP_FUNCTIONS */ 81 82#endif /* ! GCC_OBJCP_DECL_H */ 83