1 /* Language-dependent hooks for C++.
2 Copyright 2001, 2002, 2004, 2007, 2008, 2009, 2010
3 Free Software Foundation, Inc.
4 Contributed by Alexandre Oliva <aoliva@redhat.com>
6 This file is part of GCC.
8 GCC is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3, or (at your option)
13 GCC is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with GCC; see the file COPYING3. If not see
20 <http://www.gnu.org/licenses/>. */
24 #include "coretypes.h"
28 #include "c-family/c-common.h"
30 #include "langhooks.h"
31 #include "langhooks-def.h"
33 #include "cp-objcp-common.h"
37 enum c_language_kind c_language
= clk_cxx
;
38 static void cp_init_ts (void);
39 static const char * cxx_dwarf_name (tree t
, int verbosity
);
40 static enum classify_record
cp_classify_record (tree type
);
41 static tree
cp_eh_personality (void);
43 /* Lang hooks common to C++ and ObjC++ are declared in cp/cp-objcp-common.h;
44 consequently, there should be very few hooks below. */
46 #undef LANG_HOOKS_NAME
47 #define LANG_HOOKS_NAME "GNU C++"
48 #undef LANG_HOOKS_INIT
49 #define LANG_HOOKS_INIT cxx_init
50 #undef LANG_HOOKS_CLASSIFY_RECORD
51 #define LANG_HOOKS_CLASSIFY_RECORD cp_classify_record
52 #undef LANG_HOOKS_GENERIC_TYPE_P
53 #define LANG_HOOKS_GENERIC_TYPE_P class_tmpl_impl_spec_p
55 #undef LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS
56 #define LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS \
57 get_primary_template_innermost_parameters
58 #undef LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS
59 #define LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS \
60 get_template_innermost_arguments
61 #undef LANG_HOOKS_FUNCTION_PARAMETER_PACK_P
62 #define LANG_HOOKS_FUNCTION_PARAMETER_PACK_P \
63 function_parameter_pack_p
64 #undef LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS
65 #define LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS \
66 get_template_argument_pack_elems
67 #undef LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P
68 #define LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P \
69 template_template_parameter_p
70 #undef LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P
71 #define LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P \
72 function_parameter_expanded_from_pack_p
73 #undef LANG_HOOKS_GET_GENERIC_FUNCTION_DECL
74 #define LANG_HOOKS_GET_GENERIC_FUNCTION_DECL get_function_template_decl
75 #undef LANG_HOOKS_DWARF_NAME
76 #define LANG_HOOKS_DWARF_NAME cxx_dwarf_name
77 #undef LANG_HOOKS_INIT_TS
78 #define LANG_HOOKS_INIT_TS cp_init_ts
79 #undef LANG_HOOKS_EH_PERSONALITY
80 #define LANG_HOOKS_EH_PERSONALITY cp_eh_personality
81 #undef LANG_HOOKS_EH_RUNTIME_TYPE
82 #define LANG_HOOKS_EH_RUNTIME_TYPE build_eh_type_type
84 /* Each front end provides its own lang hook initializer. */
85 struct lang_hooks lang_hooks
= LANG_HOOKS_INITIALIZER
;
87 /* Lang hook routines common to C++ and ObjC++ appear in cp/cp-objcp-common.c;
88 there should be very few routines below. */
90 /* The following function does something real, but only in Objective-C++. */
93 objcp_tsubst_copy_and_build (tree t ATTRIBUTE_UNUSED
,
94 tree args ATTRIBUTE_UNUSED
,
95 tsubst_flags_t complain ATTRIBUTE_UNUSED
,
96 tree in_decl ATTRIBUTE_UNUSED
,
97 bool function_p ATTRIBUTE_UNUSED
)
106 tree_contains_struct
[NAMESPACE_DECL
][TS_DECL_NON_COMMON
] = 1;
107 tree_contains_struct
[USING_DECL
][TS_DECL_NON_COMMON
] = 1;
108 tree_contains_struct
[TEMPLATE_DECL
][TS_DECL_NON_COMMON
] = 1;
110 tree_contains_struct
[NAMESPACE_DECL
][TS_DECL_WITH_VIS
] = 1;
111 tree_contains_struct
[USING_DECL
][TS_DECL_WITH_VIS
] = 1;
112 tree_contains_struct
[TEMPLATE_DECL
][TS_DECL_WITH_VIS
] = 1;
114 tree_contains_struct
[NAMESPACE_DECL
][TS_DECL_WRTL
] = 1;
115 tree_contains_struct
[USING_DECL
][TS_DECL_WRTL
] = 1;
116 tree_contains_struct
[TEMPLATE_DECL
][TS_DECL_WRTL
] = 1;
118 tree_contains_struct
[NAMESPACE_DECL
][TS_DECL_COMMON
] = 1;
119 tree_contains_struct
[USING_DECL
][TS_DECL_COMMON
] = 1;
120 tree_contains_struct
[TEMPLATE_DECL
][TS_DECL_COMMON
] = 1;
122 tree_contains_struct
[NAMESPACE_DECL
][TS_DECL_MINIMAL
] = 1;
123 tree_contains_struct
[USING_DECL
][TS_DECL_MINIMAL
] = 1;
124 tree_contains_struct
[TEMPLATE_DECL
][TS_DECL_MINIMAL
] = 1;
126 init_shadowed_var_for_decl ();
131 cxx_dwarf_name (tree t
, int verbosity
)
133 gcc_assert (DECL_P (t
));
136 && (ANON_AGGRNAME_P (DECL_NAME (t
)) || LAMBDANAME_P (DECL_NAME (t
))))
139 return decl_as_string (t
,
140 TFF_DECL_SPECIFIERS
| TFF_UNQUALIFIED_NAME
141 | TFF_NO_OMIT_DEFAULT_TEMPLATE_ARGUMENTS
);
143 return cxx_printable_name (t
, verbosity
);
146 static enum classify_record
147 cp_classify_record (tree type
)
149 if (CLASSTYPE_DECLARED_CLASS (type
))
150 return RECORD_IS_CLASS
;
152 return RECORD_IS_STRUCT
;
155 static GTY(()) tree cp_eh_personality_decl
;
158 cp_eh_personality (void)
160 if (!cp_eh_personality_decl
)
162 const char *lang
= (pragma_java_exceptions
? "gcj" : "gxx");
163 cp_eh_personality_decl
= build_personality_function (lang
);
166 return cp_eh_personality_decl
;
169 #include "gt-cp-cp-lang.h"
170 #include "gtype-cp.h"