|
111
|
1 /* Language-dependent hooks for Objective-C++.
|
|
131
|
2 Copyright (C) 2005-2018 Free Software Foundation, Inc.
|
|
111
|
3 Contributed by Ziemowit Laski <zlaski@apple.com>
|
|
|
4
|
|
|
5 This file is part of GCC.
|
|
|
6
|
|
|
7 GCC is free software; you can redistribute it and/or modify
|
|
|
8 it under the terms of the GNU General Public License as published by
|
|
|
9 the Free Software Foundation; either version 3, or (at your option)
|
|
|
10 any later version.
|
|
|
11
|
|
|
12 GCC is distributed in the hope that it will be useful,
|
|
|
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
15 GNU General Public License for more details.
|
|
|
16
|
|
|
17 You should have received a copy of the GNU General Public License
|
|
|
18 along with GCC; see the file COPYING3. If not see
|
|
|
19 <http://www.gnu.org/licenses/>. */
|
|
|
20
|
|
|
21 #include "config.h"
|
|
|
22 #include "system.h"
|
|
|
23 #include "coretypes.h"
|
|
|
24 #include "cp-tree.h"
|
|
|
25 #include "c-family/c-objc.h"
|
|
|
26 #include "objc-act.h"
|
|
|
27 #include "langhooks.h"
|
|
|
28 #include "langhooks-def.h"
|
|
|
29 #include "cp-objcp-common.h"
|
|
|
30
|
|
|
31 enum c_language_kind c_language = clk_objcxx;
|
|
|
32 static void objcxx_init_ts (void);
|
|
|
33
|
|
|
34 /* Lang hooks common to C++ and ObjC++ are declared in cp/cp-objcp-common.h;
|
|
|
35 consequently, there should be very few hooks below. */
|
|
|
36
|
|
|
37 #undef LANG_HOOKS_NAME
|
|
|
38 #define LANG_HOOKS_NAME "GNU Objective-C++"
|
|
|
39 #undef LANG_HOOKS_INIT
|
|
|
40 #define LANG_HOOKS_INIT objc_init
|
|
|
41 #undef LANG_HOOKS_GIMPLIFY_EXPR
|
|
|
42 #define LANG_HOOKS_GIMPLIFY_EXPR objc_gimplify_expr
|
|
|
43 #undef LANG_HOOKS_INIT_TS
|
|
|
44 #define LANG_HOOKS_INIT_TS objcxx_init_ts
|
|
|
45
|
|
|
46 /* Each front end provides its own lang hook initializer. */
|
|
|
47 struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER;
|
|
|
48
|
|
|
49 /* Lang hook routines common to C++ and ObjC++ appear in cp/cp-objcp-common.c;
|
|
|
50 there should be very few (if any) routines below. */
|
|
|
51
|
|
|
52 tree
|
|
|
53 objcp_tsubst_copy_and_build (tree t, tree args, tsubst_flags_t complain,
|
|
|
54 tree in_decl, bool function_p ATTRIBUTE_UNUSED)
|
|
|
55 {
|
|
|
56 #define RECURSE(NODE) \
|
|
|
57 tsubst_copy_and_build (NODE, args, complain, in_decl, \
|
|
|
58 /*function_p=*/false, \
|
|
|
59 /*integral_constant_expression_p=*/false)
|
|
|
60
|
|
|
61 /* The following two can only occur in Objective-C++. */
|
|
|
62
|
|
|
63 switch ((int) TREE_CODE (t))
|
|
|
64 {
|
|
|
65 case MESSAGE_SEND_EXPR:
|
|
|
66 return objc_finish_message_expr
|
|
|
67 (RECURSE (TREE_OPERAND (t, 0)),
|
|
|
68 TREE_OPERAND (t, 1), /* No need to expand the selector. */
|
|
|
69 RECURSE (TREE_OPERAND (t, 2)), NULL);
|
|
|
70
|
|
|
71 case CLASS_REFERENCE_EXPR:
|
|
|
72 return objc_get_class_reference
|
|
|
73 (RECURSE (TREE_OPERAND (t, 0)));
|
|
|
74
|
|
|
75 default:
|
|
|
76 break;
|
|
|
77 }
|
|
|
78
|
|
|
79 /* Fall back to C++ processing. */
|
|
|
80 return NULL_TREE;
|
|
|
81
|
|
|
82 #undef RECURSE
|
|
|
83 }
|
|
|
84
|
|
|
85 static void
|
|
|
86 objcxx_init_ts (void)
|
|
|
87 {
|
|
|
88 objc_common_init_ts ();
|
|
|
89 cp_common_init_ts ();
|
|
|
90 }
|
|
|
91
|
|
|
92 #include "gtype-objcp.h"
|
