forked from gcc-mirror/gcc
-
Notifications
You must be signed in to change notification settings - Fork 0
/
builtin-attrs.def
262 lines (231 loc) · 11.2 KB
/
builtin-attrs.def
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
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
/* Copyright (C) 2001, 2002, 2004, 2005, 2007, 2010
Free Software Foundation, Inc.
Contributed by Joseph Myers <jsm28@cam.ac.uk>.
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/>. */
/* This header provides a declarative way of describing the attributes
that are applied to some functions by default.
Before including this header, you must define the following macros.
In each case where there is an ENUM, it is an identifier used to
reference the tree in subsequent definitions.
DEF_ATTR_NULL_TREE (ENUM)
Constructs a NULL_TREE.
DEF_ATTR_INT (ENUM, VALUE)
Constructs an INTEGER_CST with value VALUE (an integer representable
in HOST_WIDE_INT).
DEF_ATTR_IDENT (ENUM, STRING)
Constructs an IDENTIFIER_NODE for STRING.
DEF_ATTR_TREE_LIST (ENUM, PURPOSE, VALUE, CHAIN)
Constructs a TREE_LIST with given PURPOSE, VALUE and CHAIN (given
as previous ENUM names). */
DEF_ATTR_NULL_TREE (ATTR_NULL)
/* Construct a tree for a given integer and a list containing it. */
#define DEF_ATTR_FOR_INT(VALUE) \
DEF_ATTR_INT (ATTR_##VALUE, VALUE) \
DEF_ATTR_TREE_LIST (ATTR_LIST_##VALUE, ATTR_NULL, \
ATTR_##VALUE, ATTR_NULL)
DEF_ATTR_FOR_INT (0)
DEF_ATTR_FOR_INT (1)
DEF_ATTR_FOR_INT (2)
DEF_ATTR_FOR_INT (3)
DEF_ATTR_FOR_INT (4)
DEF_ATTR_FOR_INT (5)
DEF_ATTR_FOR_INT (6)
#undef DEF_ATTR_FOR_INT
/* Construct a tree for a list of two integers. */
#define DEF_LIST_INT_INT(VALUE1, VALUE2) \
DEF_ATTR_TREE_LIST (ATTR_LIST_##VALUE1##_##VALUE2, ATTR_NULL, \
ATTR_##VALUE1, ATTR_LIST_##VALUE2)
DEF_LIST_INT_INT (1,0)
DEF_LIST_INT_INT (1,2)
DEF_LIST_INT_INT (2,0)
DEF_LIST_INT_INT (2,3)
DEF_LIST_INT_INT (3,0)
DEF_LIST_INT_INT (3,4)
DEF_LIST_INT_INT (4,0)
DEF_LIST_INT_INT (4,5)
DEF_LIST_INT_INT (5,0)
DEF_LIST_INT_INT (5,6)
#undef DEF_LIST_INT_INT
/* Construct trees for identifiers. */
DEF_ATTR_IDENT (ATTR_CONST, "const")
DEF_ATTR_IDENT (ATTR_FORMAT, "format")
DEF_ATTR_IDENT (ATTR_FORMAT_ARG, "format_arg")
DEF_ATTR_IDENT (ATTR_MALLOC, "malloc")
DEF_ATTR_IDENT (ATTR_NONNULL, "nonnull")
DEF_ATTR_IDENT (ATTR_NORETURN, "noreturn")
DEF_ATTR_IDENT (ATTR_NOTHROW, "nothrow")
DEF_ATTR_IDENT (ATTR_LEAF, "leaf")
DEF_ATTR_IDENT (ATTR_PRINTF, "printf")
DEF_ATTR_IDENT (ATTR_ASM_FPRINTF, "asm_fprintf")
DEF_ATTR_IDENT (ATTR_GCC_DIAG, "gcc_diag")
DEF_ATTR_IDENT (ATTR_GCC_CDIAG, "gcc_cdiag")
DEF_ATTR_IDENT (ATTR_GCC_CXXDIAG, "gcc_cxxdiag")
DEF_ATTR_IDENT (ATTR_PURE, "pure")
DEF_ATTR_IDENT (ATTR_NOVOPS, "no vops")
DEF_ATTR_IDENT (ATTR_SCANF, "scanf")
DEF_ATTR_IDENT (ATTR_SENTINEL, "sentinel")
DEF_ATTR_IDENT (ATTR_STRFMON, "strfmon")
DEF_ATTR_IDENT (ATTR_STRFTIME, "strftime")
DEF_ATTR_IDENT (ATTR_TYPEGENERIC, "type generic")
DEF_ATTR_IDENT (ATTR_TM_REGPARM, "*tm regparm")
DEF_ATTR_IDENT (ATTR_TM_TMPURE, "transaction_pure")
DEF_ATTR_IDENT (ATTR_RETURNS_TWICE, "returns_twice")
DEF_ATTR_TREE_LIST (ATTR_NOVOPS_LIST, ATTR_NOVOPS, ATTR_NULL, ATTR_NULL)
DEF_ATTR_TREE_LIST (ATTR_NOVOPS_LEAF_LIST, ATTR_LEAF, ATTR_NULL, ATTR_NOVOPS_LIST)
DEF_ATTR_TREE_LIST (ATTR_LEAF_LIST, ATTR_LEAF, ATTR_NULL, ATTR_NULL)
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_LIST, ATTR_NOTHROW, ATTR_NULL, ATTR_NULL)
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_LEAF_LIST, ATTR_LEAF, ATTR_NULL, ATTR_NOTHROW_LIST)
DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_LIST, ATTR_CONST, \
ATTR_NULL, ATTR_NOTHROW_LIST)
DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_LEAF_LIST, ATTR_CONST, \
ATTR_NULL, ATTR_NOTHROW_LEAF_LIST)
DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_LIST, ATTR_PURE, \
ATTR_NULL, ATTR_NOTHROW_LIST)
DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_LEAF_LIST, ATTR_PURE, \
ATTR_NULL, ATTR_NOTHROW_LEAF_LIST)
DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_NOVOPS_LIST, ATTR_NOVOPS, \
ATTR_NULL, ATTR_PURE_NOTHROW_LIST)
DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_NOVOPS_LEAF_LIST, ATTR_NOVOPS,\
ATTR_NULL, ATTR_PURE_NOTHROW_LEAF_LIST)
DEF_ATTR_TREE_LIST (ATTR_NORETURN_NOTHROW_LIST, ATTR_NORETURN, \
ATTR_NULL, ATTR_NOTHROW_LIST)
DEF_ATTR_TREE_LIST (ATTR_NORETURN_NOTHROW_LEAF_LIST, ATTR_NORETURN,\
ATTR_NULL, ATTR_NOTHROW_LEAF_LIST)
DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_LIST, ATTR_MALLOC, \
ATTR_NULL, ATTR_NOTHROW_LIST)
DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_LEAF_LIST, ATTR_MALLOC, \
ATTR_NULL, ATTR_NOTHROW_LEAF_LIST)
DEF_ATTR_TREE_LIST (ATTR_SENTINEL_NOTHROW_LIST, ATTR_SENTINEL, \
ATTR_NULL, ATTR_NOTHROW_LIST)
DEF_ATTR_TREE_LIST (ATTR_SENTINEL_NOTHROW_LEAF_LIST, ATTR_SENTINEL, \
ATTR_NULL, ATTR_NOTHROW_LEAF_LIST)
/* Functions whose pointer parameter(s) are all nonnull. */
DEF_ATTR_TREE_LIST (ATTR_NONNULL_LIST, ATTR_NONNULL, ATTR_NULL, ATTR_NULL)
/* Functions whose first parameter is a nonnull pointer. */
DEF_ATTR_TREE_LIST (ATTR_NONNULL_1, ATTR_NONNULL, ATTR_LIST_1, ATTR_NULL)
/* Functions whose second parameter is a nonnull pointer. */
DEF_ATTR_TREE_LIST (ATTR_NONNULL_2, ATTR_NONNULL, ATTR_LIST_2, ATTR_NULL)
/* Functions whose third parameter is a nonnull pointer. */
DEF_ATTR_TREE_LIST (ATTR_NONNULL_3, ATTR_NONNULL, ATTR_LIST_3, ATTR_NULL)
/* Nothrow functions with the sentinel(1) attribute. */
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_SENTINEL_1, ATTR_SENTINEL, ATTR_LIST_1, \
ATTR_NOTHROW_LIST)
/* Nothrow functions whose pointer parameter(s) are all nonnull. */
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL, ATTR_NONNULL, ATTR_NULL, \
ATTR_NOTHROW_LIST)
/* Nothrow leaf functions whose pointer parameter(s) are all nonnull. */
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_LEAF, ATTR_NONNULL, ATTR_NULL, \
ATTR_NOTHROW_LEAF_LIST)
/* Nothrow functions whose first parameter is a nonnull pointer. */
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_1, ATTR_NONNULL, ATTR_LIST_1, \
ATTR_NOTHROW_LIST)
/* Nothrow functions whose second parameter is a nonnull pointer. */
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_2, ATTR_NONNULL, ATTR_LIST_2, \
ATTR_NOTHROW_LIST)
/* Nothrow functions whose third parameter is a nonnull pointer. */
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_3, ATTR_NONNULL, ATTR_LIST_3, \
ATTR_NOTHROW_LIST)
/* Nothrow functions whose fourth parameter is a nonnull pointer. */
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_4, ATTR_NONNULL, ATTR_LIST_4, \
ATTR_NOTHROW_LIST)
/* Nothrow functions whose fifth parameter is a nonnull pointer. */
DEF_ATTR_TREE_LIST (ATTR_NOTHROW_NONNULL_5, ATTR_NONNULL, ATTR_LIST_5, \
ATTR_NOTHROW_LIST)
/* Nothrow const functions whose pointer parameter(s) are all nonnull. */
DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_NONNULL, ATTR_CONST, ATTR_NULL, \
ATTR_NOTHROW_NONNULL)
/* Nothrow const leaf functions whose pointer parameter(s) are all nonnull. */
DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_NONNULL_LEAF, ATTR_CONST, ATTR_NULL, \
ATTR_NOTHROW_NONNULL_LEAF)
/* Nothrow const functions which are type-generic. */
DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_TYPEGENERIC, ATTR_TYPEGENERIC, ATTR_NULL, \
ATTR_CONST_NOTHROW_LIST)
/* Nothrow const leaf functions which are type-generic. */
DEF_ATTR_TREE_LIST (ATTR_CONST_NOTHROW_TYPEGENERIC_LEAF, ATTR_TYPEGENERIC, ATTR_NULL, \
ATTR_CONST_NOTHROW_LEAF_LIST)
/* Nothrow pure functions whose pointer parameter(s) are all nonnull. */
DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_NONNULL, ATTR_PURE, ATTR_NULL, \
ATTR_NOTHROW_NONNULL)
/* Nothrow pure leaf functions whose pointer parameter(s) are all nonnull. */
DEF_ATTR_TREE_LIST (ATTR_PURE_NOTHROW_NONNULL_LEAF, ATTR_PURE, ATTR_NULL, \
ATTR_NOTHROW_NONNULL_LEAF)
/* Nothrow malloc functions whose pointer parameter(s) are all nonnull. */
DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_NONNULL, ATTR_MALLOC, ATTR_NULL, \
ATTR_NOTHROW_NONNULL)
/* Nothrow malloc leaf functions whose pointer parameter(s) are all nonnull. */
DEF_ATTR_TREE_LIST (ATTR_MALLOC_NOTHROW_NONNULL_LEAF, ATTR_MALLOC, ATTR_NULL, \
ATTR_NOTHROW_NONNULL_LEAF)
/* Construct a tree for a format attribute. */
#define DEF_FORMAT_ATTRIBUTE(TYPE, FA, VALUES) \
DEF_ATTR_TREE_LIST (ATTR_##TYPE##_##VALUES, ATTR_NULL, \
ATTR_##TYPE, ATTR_LIST_##VALUES) \
DEF_ATTR_TREE_LIST (ATTR_FORMAT_##TYPE##_##VALUES, ATTR_FORMAT, \
ATTR_##TYPE##_##VALUES, ATTR_NONNULL_##FA)
#define DEF_FORMAT_ATTRIBUTE_NOTHROW(TYPE, FA, VALUES) \
DEF_ATTR_TREE_LIST (ATTR_##TYPE##_##VALUES, ATTR_NULL, \
ATTR_##TYPE, ATTR_LIST_##VALUES) \
DEF_ATTR_TREE_LIST (ATTR_FORMAT_##TYPE##_NOTHROW_##VALUES, ATTR_FORMAT,\
ATTR_##TYPE##_##VALUES, ATTR_NOTHROW_NONNULL_##FA)
#define DEF_FORMAT_ATTRIBUTE_BOTH(TYPE, FA, VALUES) \
DEF_ATTR_TREE_LIST (ATTR_##TYPE##_##VALUES, ATTR_NULL, \
ATTR_##TYPE, ATTR_LIST_##VALUES) \
DEF_ATTR_TREE_LIST (ATTR_FORMAT_##TYPE##_##VALUES, ATTR_FORMAT, \
ATTR_##TYPE##_##VALUES, ATTR_NONNULL_##FA) \
DEF_ATTR_TREE_LIST (ATTR_FORMAT_##TYPE##_NOTHROW_##VALUES, ATTR_FORMAT,\
ATTR_##TYPE##_##VALUES, ATTR_NOTHROW_NONNULL_##FA)
DEF_FORMAT_ATTRIBUTE(PRINTF,1,1_0)
DEF_FORMAT_ATTRIBUTE(PRINTF,1,1_2)
DEF_FORMAT_ATTRIBUTE_BOTH(PRINTF,2,2_0)
DEF_FORMAT_ATTRIBUTE_BOTH(PRINTF,2,2_3)
DEF_FORMAT_ATTRIBUTE_BOTH(PRINTF,3,3_0)
DEF_FORMAT_ATTRIBUTE_BOTH(PRINTF,3,3_4)
DEF_FORMAT_ATTRIBUTE_NOTHROW(PRINTF,4,4_0)
DEF_FORMAT_ATTRIBUTE_NOTHROW(PRINTF,4,4_5)
DEF_FORMAT_ATTRIBUTE_NOTHROW(PRINTF,5,5_0)
DEF_FORMAT_ATTRIBUTE_NOTHROW(PRINTF,5,5_6)
DEF_FORMAT_ATTRIBUTE(SCANF,1,1_0)
DEF_FORMAT_ATTRIBUTE(SCANF,1,1_2)
DEF_FORMAT_ATTRIBUTE_BOTH(SCANF,2,2_0)
DEF_FORMAT_ATTRIBUTE_BOTH(SCANF,2,2_3)
DEF_FORMAT_ATTRIBUTE_NOTHROW(STRFTIME,3,3_0)
DEF_FORMAT_ATTRIBUTE_NOTHROW(STRFMON,3,3_4)
#undef DEF_FORMAT_ATTRIBUTE
#undef DEF_FORMAT_ATTRIBUTE_NOTHROW
#undef DEF_FORMAT_ATTRIBUTE_BOTH
/* Transactional memory variants of the above. */
DEF_ATTR_TREE_LIST (ATTR_TM_NOTHROW_LIST,
ATTR_TM_REGPARM, ATTR_NULL, ATTR_NOTHROW_LIST)
DEF_ATTR_TREE_LIST (ATTR_TM_TMPURE_NOTHROW_LIST,
ATTR_TM_TMPURE, ATTR_NULL, ATTR_TM_NOTHROW_LIST)
DEF_ATTR_TREE_LIST (ATTR_TM_PURE_TMPURE_NOTHROW_LIST,
ATTR_PURE, ATTR_NULL, ATTR_TM_TMPURE_NOTHROW_LIST)
DEF_ATTR_TREE_LIST (ATTR_TM_NORETURN_NOTHROW_LIST,
ATTR_TM_REGPARM, ATTR_NULL, ATTR_NORETURN_NOTHROW_LIST)
DEF_ATTR_TREE_LIST (ATTR_TM_CONST_NOTHROW_LIST,
ATTR_TM_REGPARM, ATTR_NULL, ATTR_CONST_NOTHROW_LIST)
DEF_ATTR_TREE_LIST (ATTR_TM_NOTHROW_RT_LIST,
ATTR_RETURNS_TWICE, ATTR_NULL, ATTR_TM_NOTHROW_LIST)
/* Same attributes used for BUILT_IN_MALLOC except with TM_PURE thrown in. */
DEF_ATTR_TREE_LIST (ATTR_TMPURE_MALLOC_NOTHROW_LIST,
ATTR_TM_TMPURE, ATTR_NULL, ATTR_MALLOC_NOTHROW_LIST)
/* Same attributes used for BUILT_IN_FREE except with TM_PURE thrown in. */
DEF_ATTR_TREE_LIST (ATTR_TMPURE_NOTHROW_LIST,
ATTR_TM_TMPURE, ATTR_NULL, ATTR_NOTHROW_LIST)
/* Construct a tree for a format_arg attribute. */
#define DEF_FORMAT_ARG_ATTRIBUTE(FA) \
DEF_ATTR_TREE_LIST (ATTR_FORMAT_ARG_##FA, ATTR_FORMAT_ARG, \
ATTR_LIST_##FA, ATTR_NOTHROW_NONNULL_##FA)
DEF_FORMAT_ARG_ATTRIBUTE(1)
DEF_FORMAT_ARG_ATTRIBUTE(2)
#undef DEF_FORMAT_ARG_ATTRIBUTE