1 |
283 |
jeremybenn |
/* Language-dependent hooks for C++.
|
2 |
|
|
Copyright 2001, 2002, 2004, 2007, 2008, 2009 Free Software Foundation, Inc.
|
3 |
|
|
Contributed by Alexandre Oliva <aoliva@redhat.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 "tm.h"
|
25 |
|
|
#include "tree.h"
|
26 |
|
|
#include "cp-tree.h"
|
27 |
|
|
#include "c-common.h"
|
28 |
|
|
#include "toplev.h"
|
29 |
|
|
#include "langhooks.h"
|
30 |
|
|
#include "langhooks-def.h"
|
31 |
|
|
#include "diagnostic.h"
|
32 |
|
|
#include "debug.h"
|
33 |
|
|
#include "cp-objcp-common.h"
|
34 |
|
|
#include "hashtab.h"
|
35 |
|
|
#include "except.h"
|
36 |
|
|
#include "expr.h"
|
37 |
|
|
|
38 |
|
|
enum c_language_kind c_language = clk_cxx;
|
39 |
|
|
static void cp_init_ts (void);
|
40 |
|
|
static const char * cxx_dwarf_name (tree t, int verbosity);
|
41 |
|
|
static enum classify_record cp_classify_record (tree type);
|
42 |
|
|
static tree cp_eh_personality (void);
|
43 |
|
|
|
44 |
|
|
/* Lang hooks common to C++ and ObjC++ are declared in cp/cp-objcp-common.h;
|
45 |
|
|
consequently, there should be very few hooks below. */
|
46 |
|
|
|
47 |
|
|
#undef LANG_HOOKS_NAME
|
48 |
|
|
#define LANG_HOOKS_NAME "GNU C++"
|
49 |
|
|
#undef LANG_HOOKS_INIT
|
50 |
|
|
#define LANG_HOOKS_INIT cxx_init
|
51 |
|
|
#undef LANG_HOOKS_CLASSIFY_RECORD
|
52 |
|
|
#define LANG_HOOKS_CLASSIFY_RECORD cp_classify_record
|
53 |
|
|
#undef LANG_HOOKS_GENERIC_TYPE_P
|
54 |
|
|
#define LANG_HOOKS_GENERIC_TYPE_P class_tmpl_impl_spec_p
|
55 |
|
|
|
56 |
|
|
#undef LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS
|
57 |
|
|
#define LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS \
|
58 |
|
|
get_primary_template_innermost_parameters
|
59 |
|
|
#undef LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS
|
60 |
|
|
#define LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS \
|
61 |
|
|
get_template_innermost_arguments
|
62 |
|
|
#undef LANG_HOOKS_FUNCTION_PARAMETER_PACK_P
|
63 |
|
|
#define LANG_HOOKS_FUNCTION_PARAMETER_PACK_P \
|
64 |
|
|
function_parameter_pack_p
|
65 |
|
|
#undef LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS
|
66 |
|
|
#define LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS \
|
67 |
|
|
get_template_argument_pack_elems
|
68 |
|
|
#undef LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P
|
69 |
|
|
#define LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P \
|
70 |
|
|
template_template_parameter_p
|
71 |
|
|
#undef LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P
|
72 |
|
|
#define LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P \
|
73 |
|
|
function_parameter_expanded_from_pack_p
|
74 |
|
|
#undef LANG_HOOKS_GET_GENERIC_FUNCTION_DECL
|
75 |
|
|
#define LANG_HOOKS_GET_GENERIC_FUNCTION_DECL get_function_template_decl
|
76 |
|
|
#undef LANG_HOOKS_DECL_PRINTABLE_NAME
|
77 |
|
|
#define LANG_HOOKS_DECL_PRINTABLE_NAME cxx_printable_name
|
78 |
|
|
#undef LANG_HOOKS_DWARF_NAME
|
79 |
|
|
#define LANG_HOOKS_DWARF_NAME cxx_dwarf_name
|
80 |
|
|
#undef LANG_HOOKS_FOLD_OBJ_TYPE_REF
|
81 |
|
|
#define LANG_HOOKS_FOLD_OBJ_TYPE_REF cp_fold_obj_type_ref
|
82 |
|
|
#undef LANG_HOOKS_INIT_TS
|
83 |
|
|
#define LANG_HOOKS_INIT_TS cp_init_ts
|
84 |
|
|
#undef LANG_HOOKS_EH_PERSONALITY
|
85 |
|
|
#define LANG_HOOKS_EH_PERSONALITY cp_eh_personality
|
86 |
|
|
#undef LANG_HOOKS_EH_RUNTIME_TYPE
|
87 |
|
|
#define LANG_HOOKS_EH_RUNTIME_TYPE build_eh_type_type
|
88 |
|
|
|
89 |
|
|
/* Each front end provides its own lang hook initializer. */
|
90 |
|
|
struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER;
|
91 |
|
|
|
92 |
|
|
/* Lang hook routines common to C++ and ObjC++ appear in cp/cp-objcp-common.c;
|
93 |
|
|
there should be very few routines below. */
|
94 |
|
|
|
95 |
|
|
/* The following function does something real, but only in Objective-C++. */
|
96 |
|
|
|
97 |
|
|
tree
|
98 |
|
|
objcp_tsubst_copy_and_build (tree t ATTRIBUTE_UNUSED,
|
99 |
|
|
tree args ATTRIBUTE_UNUSED,
|
100 |
|
|
tsubst_flags_t complain ATTRIBUTE_UNUSED,
|
101 |
|
|
tree in_decl ATTRIBUTE_UNUSED,
|
102 |
|
|
bool function_p ATTRIBUTE_UNUSED)
|
103 |
|
|
{
|
104 |
|
|
return NULL_TREE;
|
105 |
|
|
}
|
106 |
|
|
|
107 |
|
|
|
108 |
|
|
static void
|
109 |
|
|
cp_init_ts (void)
|
110 |
|
|
{
|
111 |
|
|
tree_contains_struct[NAMESPACE_DECL][TS_DECL_NON_COMMON] = 1;
|
112 |
|
|
tree_contains_struct[USING_DECL][TS_DECL_NON_COMMON] = 1;
|
113 |
|
|
tree_contains_struct[TEMPLATE_DECL][TS_DECL_NON_COMMON] = 1;
|
114 |
|
|
|
115 |
|
|
tree_contains_struct[NAMESPACE_DECL][TS_DECL_WITH_VIS] = 1;
|
116 |
|
|
tree_contains_struct[USING_DECL][TS_DECL_WITH_VIS] = 1;
|
117 |
|
|
tree_contains_struct[TEMPLATE_DECL][TS_DECL_WITH_VIS] = 1;
|
118 |
|
|
|
119 |
|
|
tree_contains_struct[NAMESPACE_DECL][TS_DECL_WRTL] = 1;
|
120 |
|
|
tree_contains_struct[USING_DECL][TS_DECL_WRTL] = 1;
|
121 |
|
|
tree_contains_struct[TEMPLATE_DECL][TS_DECL_WRTL] = 1;
|
122 |
|
|
|
123 |
|
|
tree_contains_struct[NAMESPACE_DECL][TS_DECL_COMMON] = 1;
|
124 |
|
|
tree_contains_struct[USING_DECL][TS_DECL_COMMON] = 1;
|
125 |
|
|
tree_contains_struct[TEMPLATE_DECL][TS_DECL_COMMON] = 1;
|
126 |
|
|
|
127 |
|
|
tree_contains_struct[NAMESPACE_DECL][TS_DECL_MINIMAL] = 1;
|
128 |
|
|
tree_contains_struct[USING_DECL][TS_DECL_MINIMAL] = 1;
|
129 |
|
|
tree_contains_struct[TEMPLATE_DECL][TS_DECL_MINIMAL] = 1;
|
130 |
|
|
|
131 |
|
|
init_shadowed_var_for_decl ();
|
132 |
|
|
|
133 |
|
|
}
|
134 |
|
|
|
135 |
|
|
static const char *
|
136 |
|
|
cxx_dwarf_name (tree t, int verbosity)
|
137 |
|
|
{
|
138 |
|
|
gcc_assert (DECL_P (t));
|
139 |
|
|
|
140 |
|
|
if (DECL_NAME (t)
|
141 |
|
|
&& (ANON_AGGRNAME_P (DECL_NAME (t)) || LAMBDANAME_P (DECL_NAME (t))))
|
142 |
|
|
return NULL;
|
143 |
|
|
if (verbosity >= 2)
|
144 |
|
|
return decl_as_string (t,
|
145 |
|
|
TFF_DECL_SPECIFIERS | TFF_UNQUALIFIED_NAME
|
146 |
|
|
| TFF_NO_OMIT_DEFAULT_TEMPLATE_ARGUMENTS);
|
147 |
|
|
|
148 |
|
|
return cxx_printable_name (t, verbosity);
|
149 |
|
|
}
|
150 |
|
|
|
151 |
|
|
static enum classify_record
|
152 |
|
|
cp_classify_record (tree type)
|
153 |
|
|
{
|
154 |
|
|
if (CLASSTYPE_DECLARED_CLASS (type))
|
155 |
|
|
return RECORD_IS_CLASS;
|
156 |
|
|
|
157 |
|
|
return RECORD_IS_STRUCT;
|
158 |
|
|
}
|
159 |
|
|
|
160 |
|
|
void
|
161 |
|
|
finish_file (void)
|
162 |
|
|
{
|
163 |
|
|
}
|
164 |
|
|
|
165 |
|
|
static GTY(()) tree cp_eh_personality_decl;
|
166 |
|
|
|
167 |
|
|
static tree
|
168 |
|
|
cp_eh_personality (void)
|
169 |
|
|
{
|
170 |
|
|
if (!cp_eh_personality_decl)
|
171 |
|
|
{
|
172 |
|
|
if (!pragma_java_exceptions)
|
173 |
|
|
cp_eh_personality_decl
|
174 |
|
|
= build_personality_function (USING_SJLJ_EXCEPTIONS
|
175 |
|
|
? "__gxx_personality_sj0"
|
176 |
|
|
: "__gxx_personality_v0");
|
177 |
|
|
else
|
178 |
|
|
cp_eh_personality_decl
|
179 |
|
|
= build_personality_function (USING_SJLJ_EXCEPTIONS
|
180 |
|
|
? "__gcj_personality_sj0"
|
181 |
|
|
: "__gcj_personality_v0");
|
182 |
|
|
}
|
183 |
|
|
|
184 |
|
|
return cp_eh_personality_decl;
|
185 |
|
|
}
|
186 |
|
|
|
187 |
|
|
#include "gt-cp-cp-lang.h"
|
188 |
|
|
#include "gtype-cp.h"
|