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jlechner |
/* Language-dependent hooks for Objective-C++.
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Copyright 2005 Free Software Foundation, Inc.
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Contributed by Ziemowit Laski <zlaski@apple.com>
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This file is part of GCC.
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GCC 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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GCC 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 GCC; see the file COPYING. If not, write to
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the Free Software Foundation, 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA. */
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#include "config.h"
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#include "system.h"
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#include "coretypes.h"
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#include "tm.h"
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#include "tree.h"
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#include "cp-tree.h"
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#include "c-common.h"
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#include "toplev.h"
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#include "objc-act.h"
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#include "langhooks.h"
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#include "langhooks-def.h"
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#include "diagnostic.h"
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#include "debug.h"
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#include "cp-objcp-common.h"
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enum c_language_kind c_language = clk_objcxx;
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static void objcxx_init_ts (void);
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/* Lang hooks common to C++ and ObjC++ are declared in cp/cp-objcp-common.h;
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consequently, there should be very few hooks below. */
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#undef LANG_HOOKS_NAME
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#define LANG_HOOKS_NAME "GNU Objective-C++"
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#undef LANG_HOOKS_INIT
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#define LANG_HOOKS_INIT objc_init
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#undef LANG_HOOKS_DECL_PRINTABLE_NAME
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#define LANG_HOOKS_DECL_PRINTABLE_NAME objc_printable_name
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#undef LANG_HOOKS_GIMPLIFY_EXPR
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#define LANG_HOOKS_GIMPLIFY_EXPR objc_gimplify_expr
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#undef LANG_HOOKS_GET_CALLEE_FNDECL
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#define LANG_HOOKS_GET_CALLEE_FNDECL objc_get_callee_fndecl
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#undef LANG_HOOKS_INIT_TS
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#define LANG_HOOKS_INIT_TS objcxx_init_ts
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/* Each front end provides its own lang hook initializer. */
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const struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER;
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/* Tree code classes. */
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#define DEFTREECODE(SYM, NAME, TYPE, LENGTH) TYPE,
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const enum tree_code_class tree_code_type[] = {
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#include "tree.def"
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tcc_exceptional,
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#include "c-common.def"
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tcc_exceptional,
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#include "cp-tree.def"
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tcc_exceptional,
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#include "objc-tree.def"
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};
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#undef DEFTREECODE
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/* Table indexed by tree code giving number of expression
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operands beyond the fixed part of the node structure.
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Not used for types or decls. */
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#define DEFTREECODE(SYM, NAME, TYPE, LENGTH) LENGTH,
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const unsigned char tree_code_length[] = {
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#include "tree.def"
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0,
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#include "c-common.def"
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0,
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#include "cp-tree.def"
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0,
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#include "objc-tree.def"
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};
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#undef DEFTREECODE
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/* Names of tree components.
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Used for printing out the tree and error messages. */
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#define DEFTREECODE(SYM, NAME, TYPE, LEN) NAME,
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const char *const tree_code_name[] = {
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#include "tree.def"
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"@@dummy",
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#include "c-common.def"
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"@@dummy",
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#include "cp-tree.def"
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"@@dummy",
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#include "objc-tree.def"
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};
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#undef DEFTREECODE
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/* Lang hook routines common to C++ and ObjC++ appear in cp/cp-objcp-common.c;
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there should be very few (if any) routines below. */
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tree
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objcp_tsubst_copy_and_build (tree t, tree args, tsubst_flags_t complain,
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tree in_decl, bool function_p ATTRIBUTE_UNUSED)
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{
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#define RECURSE(NODE) \
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tsubst_copy_and_build (NODE, args, complain, in_decl, /*function_p=*/false)
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/* The following two can only occur in Objective-C++. */
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switch ((int) TREE_CODE (t))
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{
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case MESSAGE_SEND_EXPR:
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return objc_finish_message_expr
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(RECURSE (TREE_OPERAND (t, 0)),
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TREE_OPERAND (t, 1), /* No need to expand the selector. */
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RECURSE (TREE_OPERAND (t, 2)));
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case CLASS_REFERENCE_EXPR:
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return objc_get_class_reference
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(RECURSE (TREE_OPERAND (t, 0)));
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default:
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break;
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}
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/* Fall back to C++ processing. */
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return NULL_TREE;
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#undef RECURSE
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}
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static void
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objcxx_init_ts (void)
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{
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/* objc decls */
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tree_contains_struct[CLASS_METHOD_DECL][TS_DECL_NON_COMMON] = 1;
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tree_contains_struct[INSTANCE_METHOD_DECL][TS_DECL_NON_COMMON] = 1;
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tree_contains_struct[KEYWORD_DECL][TS_DECL_NON_COMMON] = 1;
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tree_contains_struct[CLASS_METHOD_DECL][TS_DECL_WITH_VIS] = 1;
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tree_contains_struct[INSTANCE_METHOD_DECL][TS_DECL_WITH_VIS] = 1;
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tree_contains_struct[KEYWORD_DECL][TS_DECL_WITH_VIS] = 1;
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tree_contains_struct[CLASS_METHOD_DECL][TS_DECL_WRTL] = 1;
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tree_contains_struct[INSTANCE_METHOD_DECL][TS_DECL_WRTL] = 1;
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tree_contains_struct[KEYWORD_DECL][TS_DECL_WRTL] = 1;
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tree_contains_struct[CLASS_METHOD_DECL][TS_DECL_MINIMAL] = 1;
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tree_contains_struct[INSTANCE_METHOD_DECL][TS_DECL_MINIMAL] = 1;
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tree_contains_struct[KEYWORD_DECL][TS_DECL_MINIMAL] = 1;
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tree_contains_struct[CLASS_METHOD_DECL][TS_DECL_COMMON] = 1;
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tree_contains_struct[INSTANCE_METHOD_DECL][TS_DECL_COMMON] = 1;
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tree_contains_struct[KEYWORD_DECL][TS_DECL_COMMON] = 1;
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/* C++ decls */
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tree_contains_struct[NAMESPACE_DECL][TS_DECL_NON_COMMON] = 1;
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tree_contains_struct[USING_DECL][TS_DECL_NON_COMMON] = 1;
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tree_contains_struct[TEMPLATE_DECL][TS_DECL_NON_COMMON] = 1;
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tree_contains_struct[NAMESPACE_DECL][TS_DECL_WITH_VIS] = 1;
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tree_contains_struct[USING_DECL][TS_DECL_WITH_VIS] = 1;
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tree_contains_struct[TEMPLATE_DECL][TS_DECL_WITH_VIS] = 1;
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tree_contains_struct[NAMESPACE_DECL][TS_DECL_WRTL] = 1;
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tree_contains_struct[USING_DECL][TS_DECL_WRTL] = 1;
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tree_contains_struct[TEMPLATE_DECL][TS_DECL_WRTL] = 1;
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tree_contains_struct[NAMESPACE_DECL][TS_DECL_COMMON] = 1;
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tree_contains_struct[USING_DECL][TS_DECL_COMMON] = 1;
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tree_contains_struct[TEMPLATE_DECL][TS_DECL_COMMON] = 1;
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tree_contains_struct[NAMESPACE_DECL][TS_DECL_MINIMAL] = 1;
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tree_contains_struct[USING_DECL][TS_DECL_MINIMAL] = 1;
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tree_contains_struct[TEMPLATE_DECL][TS_DECL_MINIMAL] = 1;
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init_shadowed_var_for_decl ();
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}
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void
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finish_file (void)
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{
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objc_finish_file ();
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}
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#include "gtype-objcp.h"
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