1 /* Language-dependent hooks for Objective-C++.
2 Copyright 2005, 2007, 2008 Free Software Foundation, Inc.
3 Contributed by Ziemowit Laski <zlaski@apple.com>
5 This file is part of GCC.
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)
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.
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/>. */
24 #include "coretypes.h"
31 #include "langhooks.h"
32 #include "langhooks-def.h"
33 #include "diagnostic.h"
35 #include "cp-objcp-common.h"
37 enum c_language_kind c_language
= clk_objcxx
;
38 static void objcxx_init_ts (void);
40 /* Lang hooks common to C++ and ObjC++ are declared in cp/cp-objcp-common.h;
41 consequently, there should be very few hooks below. */
43 #undef LANG_HOOKS_NAME
44 #define LANG_HOOKS_NAME "GNU Objective-C++"
45 #undef LANG_HOOKS_INIT
46 #define LANG_HOOKS_INIT objc_init
47 #undef LANG_HOOKS_DECL_PRINTABLE_NAME
48 #define LANG_HOOKS_DECL_PRINTABLE_NAME objc_printable_name
49 #undef LANG_HOOKS_GIMPLIFY_EXPR
50 #define LANG_HOOKS_GIMPLIFY_EXPR objc_gimplify_expr
51 #undef LANG_HOOKS_INIT_TS
52 #define LANG_HOOKS_INIT_TS objcxx_init_ts
54 /* Each front end provides its own lang hook initializer. */
55 const struct lang_hooks lang_hooks
= LANG_HOOKS_INITIALIZER
;
57 /* Lang hook routines common to C++ and ObjC++ appear in cp/cp-objcp-common.c;
58 there should be very few (if any) routines below. */
61 objcp_tsubst_copy_and_build (tree t
, tree args
, tsubst_flags_t complain
,
62 tree in_decl
, bool function_p ATTRIBUTE_UNUSED
)
64 #define RECURSE(NODE) \
65 tsubst_copy_and_build (NODE, args, complain, in_decl, \
66 /*function_p=*/false, \
67 /*integral_constant_expression_p=*/false)
69 /* The following two can only occur in Objective-C++. */
71 switch ((int) TREE_CODE (t
))
73 case MESSAGE_SEND_EXPR
:
74 return objc_finish_message_expr
75 (RECURSE (TREE_OPERAND (t
, 0)),
76 TREE_OPERAND (t
, 1), /* No need to expand the selector. */
77 RECURSE (TREE_OPERAND (t
, 2)));
79 case CLASS_REFERENCE_EXPR
:
80 return objc_get_class_reference
81 (RECURSE (TREE_OPERAND (t
, 0)));
87 /* Fall back to C++ processing. */
97 tree_contains_struct
[CLASS_METHOD_DECL
][TS_DECL_NON_COMMON
] = 1;
98 tree_contains_struct
[INSTANCE_METHOD_DECL
][TS_DECL_NON_COMMON
] = 1;
99 tree_contains_struct
[KEYWORD_DECL
][TS_DECL_NON_COMMON
] = 1;
101 tree_contains_struct
[CLASS_METHOD_DECL
][TS_DECL_WITH_VIS
] = 1;
102 tree_contains_struct
[INSTANCE_METHOD_DECL
][TS_DECL_WITH_VIS
] = 1;
103 tree_contains_struct
[KEYWORD_DECL
][TS_DECL_WITH_VIS
] = 1;
105 tree_contains_struct
[CLASS_METHOD_DECL
][TS_DECL_WRTL
] = 1;
106 tree_contains_struct
[INSTANCE_METHOD_DECL
][TS_DECL_WRTL
] = 1;
107 tree_contains_struct
[KEYWORD_DECL
][TS_DECL_WRTL
] = 1;
109 tree_contains_struct
[CLASS_METHOD_DECL
][TS_DECL_MINIMAL
] = 1;
110 tree_contains_struct
[INSTANCE_METHOD_DECL
][TS_DECL_MINIMAL
] = 1;
111 tree_contains_struct
[KEYWORD_DECL
][TS_DECL_MINIMAL
] = 1;
113 tree_contains_struct
[CLASS_METHOD_DECL
][TS_DECL_COMMON
] = 1;
114 tree_contains_struct
[INSTANCE_METHOD_DECL
][TS_DECL_COMMON
] = 1;
115 tree_contains_struct
[KEYWORD_DECL
][TS_DECL_COMMON
] = 1;
118 tree_contains_struct
[NAMESPACE_DECL
][TS_DECL_NON_COMMON
] = 1;
119 tree_contains_struct
[USING_DECL
][TS_DECL_NON_COMMON
] = 1;
120 tree_contains_struct
[TEMPLATE_DECL
][TS_DECL_NON_COMMON
] = 1;
122 tree_contains_struct
[NAMESPACE_DECL
][TS_DECL_WITH_VIS
] = 1;
123 tree_contains_struct
[USING_DECL
][TS_DECL_WITH_VIS
] = 1;
124 tree_contains_struct
[TEMPLATE_DECL
][TS_DECL_WITH_VIS
] = 1;
126 tree_contains_struct
[NAMESPACE_DECL
][TS_DECL_WRTL
] = 1;
127 tree_contains_struct
[USING_DECL
][TS_DECL_WRTL
] = 1;
128 tree_contains_struct
[TEMPLATE_DECL
][TS_DECL_WRTL
] = 1;
130 tree_contains_struct
[NAMESPACE_DECL
][TS_DECL_COMMON
] = 1;
131 tree_contains_struct
[USING_DECL
][TS_DECL_COMMON
] = 1;
132 tree_contains_struct
[TEMPLATE_DECL
][TS_DECL_COMMON
] = 1;
134 tree_contains_struct
[NAMESPACE_DECL
][TS_DECL_MINIMAL
] = 1;
135 tree_contains_struct
[USING_DECL
][TS_DECL_MINIMAL
] = 1;
136 tree_contains_struct
[TEMPLATE_DECL
][TS_DECL_MINIMAL
] = 1;
138 init_shadowed_var_for_decl ();
148 #include "gtype-objcp.h"