93 lines
2.6 KiB
C
93 lines
2.6 KiB
C
/* Language-dependent hooks for Objective-C++.
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Copyright (C) 2005-2021 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 3, 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 COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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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 "cp-tree.h"
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#include "c-family/c-objc.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 "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_GIMPLIFY_EXPR
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#define LANG_HOOKS_GIMPLIFY_EXPR objc_gimplify_expr
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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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struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER;
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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, \
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/*function_p=*/false, \
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/*integral_constant_expression_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)), NULL);
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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_common_init_ts ();
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cp_common_init_ts ();
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}
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#include "gtype-objcp.h"
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