1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
|
/* Language-dependent hooks for Objective-C++.
Copyright 2005, 2007, 2008 Free Software Foundation, Inc.
Contributed by Ziemowit Laski <zlaski@apple.com>
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#include "config.h"
#include "system.h"
#include "coretypes.h"
#include "tm.h"
#include "tree.h"
#include "cp-tree.h"
#include "c-common.h"
#include "toplev.h"
#include "objc-act.h"
#include "langhooks.h"
#include "langhooks-def.h"
#include "diagnostic.h"
#include "debug.h"
#include "cp-objcp-common.h"
#include "except.h"
enum c_language_kind c_language = clk_objcxx;
static void objcxx_init_ts (void);
static tree objcxx_eh_personality (void);
/* Lang hooks common to C++ and ObjC++ are declared in cp/cp-objcp-common.h;
consequently, there should be very few hooks below. */
#undef LANG_HOOKS_NAME
#define LANG_HOOKS_NAME "GNU Objective-C++"
#undef LANG_HOOKS_INIT
#define LANG_HOOKS_INIT objc_init
#undef LANG_HOOKS_DECL_PRINTABLE_NAME
#define LANG_HOOKS_DECL_PRINTABLE_NAME objc_printable_name
#undef LANG_HOOKS_GIMPLIFY_EXPR
#define LANG_HOOKS_GIMPLIFY_EXPR objc_gimplify_expr
#undef LANG_HOOKS_INIT_TS
#define LANG_HOOKS_INIT_TS objcxx_init_ts
#undef LANG_HOOKS_EH_PERSONALITY
#define LANG_HOOKS_EH_PERSONALITY objcxx_eh_personality
#undef LANG_HOOKS_EH_RUNTIME_TYPE
#define LANG_HOOKS_EH_RUNTIME_TYPE build_eh_type_type
/* Each front end provides its own lang hook initializer. */
struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER;
/* Lang hook routines common to C++ and ObjC++ appear in cp/cp-objcp-common.c;
there should be very few (if any) routines below. */
tree
objcp_tsubst_copy_and_build (tree t, tree args, tsubst_flags_t complain,
tree in_decl, bool function_p ATTRIBUTE_UNUSED)
{
#define RECURSE(NODE) \
tsubst_copy_and_build (NODE, args, complain, in_decl, \
/*function_p=*/false, \
/*integral_constant_expression_p=*/false)
/* The following two can only occur in Objective-C++. */
switch ((int) TREE_CODE (t))
{
case MESSAGE_SEND_EXPR:
return objc_finish_message_expr
(RECURSE (TREE_OPERAND (t, 0)),
TREE_OPERAND (t, 1), /* No need to expand the selector. */
RECURSE (TREE_OPERAND (t, 2)));
case CLASS_REFERENCE_EXPR:
return objc_get_class_reference
(RECURSE (TREE_OPERAND (t, 0)));
default:
break;
}
/* Fall back to C++ processing. */
return NULL_TREE;
#undef RECURSE
}
static void
objcxx_init_ts (void)
{
/* objc decls */
tree_contains_struct[CLASS_METHOD_DECL][TS_DECL_NON_COMMON] = 1;
tree_contains_struct[INSTANCE_METHOD_DECL][TS_DECL_NON_COMMON] = 1;
tree_contains_struct[KEYWORD_DECL][TS_DECL_NON_COMMON] = 1;
tree_contains_struct[CLASS_METHOD_DECL][TS_DECL_WITH_VIS] = 1;
tree_contains_struct[INSTANCE_METHOD_DECL][TS_DECL_WITH_VIS] = 1;
tree_contains_struct[KEYWORD_DECL][TS_DECL_WITH_VIS] = 1;
tree_contains_struct[CLASS_METHOD_DECL][TS_DECL_WRTL] = 1;
tree_contains_struct[INSTANCE_METHOD_DECL][TS_DECL_WRTL] = 1;
tree_contains_struct[KEYWORD_DECL][TS_DECL_WRTL] = 1;
tree_contains_struct[CLASS_METHOD_DECL][TS_DECL_MINIMAL] = 1;
tree_contains_struct[INSTANCE_METHOD_DECL][TS_DECL_MINIMAL] = 1;
tree_contains_struct[KEYWORD_DECL][TS_DECL_MINIMAL] = 1;
tree_contains_struct[CLASS_METHOD_DECL][TS_DECL_COMMON] = 1;
tree_contains_struct[INSTANCE_METHOD_DECL][TS_DECL_COMMON] = 1;
tree_contains_struct[KEYWORD_DECL][TS_DECL_COMMON] = 1;
/* C++ decls */
tree_contains_struct[NAMESPACE_DECL][TS_DECL_NON_COMMON] = 1;
tree_contains_struct[USING_DECL][TS_DECL_NON_COMMON] = 1;
tree_contains_struct[TEMPLATE_DECL][TS_DECL_NON_COMMON] = 1;
tree_contains_struct[NAMESPACE_DECL][TS_DECL_WITH_VIS] = 1;
tree_contains_struct[USING_DECL][TS_DECL_WITH_VIS] = 1;
tree_contains_struct[TEMPLATE_DECL][TS_DECL_WITH_VIS] = 1;
tree_contains_struct[NAMESPACE_DECL][TS_DECL_WRTL] = 1;
tree_contains_struct[USING_DECL][TS_DECL_WRTL] = 1;
tree_contains_struct[TEMPLATE_DECL][TS_DECL_WRTL] = 1;
tree_contains_struct[NAMESPACE_DECL][TS_DECL_COMMON] = 1;
tree_contains_struct[USING_DECL][TS_DECL_COMMON] = 1;
tree_contains_struct[TEMPLATE_DECL][TS_DECL_COMMON] = 1;
tree_contains_struct[NAMESPACE_DECL][TS_DECL_MINIMAL] = 1;
tree_contains_struct[USING_DECL][TS_DECL_MINIMAL] = 1;
tree_contains_struct[TEMPLATE_DECL][TS_DECL_MINIMAL] = 1;
init_shadowed_var_for_decl ();
}
static GTY(()) tree objcp_eh_personality_decl;
static tree
objcxx_eh_personality (void)
{
if (!objcp_eh_personality_decl)
objcp_eh_personality_decl
= build_personality_function (USING_SJLJ_EXCEPTIONS
? "__gxx_personality_sj0"
: "__gxx_personality_v0");
return objcp_eh_personality_decl;
}
void
finish_file (void)
{
objc_finish_file ();
}
#include "gtype-objcp.h"
|
