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3d6f7931 | 1 | /* Pragma related interfaces. |
8d9254fc | 2 | Copyright (C) 1995-2020 Free Software Foundation, Inc. |
3d6f7931 | 3 | |
1322177d | 4 | This file is part of GCC. |
3d6f7931 | 5 | |
1322177d LB |
6 | GCC is free software; you can redistribute it and/or modify it under |
7 | the terms of the GNU General Public License as published by the Free | |
9dcd6f09 | 8 | Software Foundation; either version 3, or (at your option) any later |
1322177d | 9 | version. |
3d6f7931 | 10 | |
1322177d LB |
11 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
12 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
14 | for more details. | |
3d6f7931 MM |
15 | |
16 | You should have received a copy of the GNU General Public License | |
9dcd6f09 NC |
17 | along with GCC; see the file COPYING3. If not see |
18 | <http://www.gnu.org/licenses/>. */ | |
3d6f7931 | 19 | |
88657302 RH |
20 | #ifndef GCC_C_PRAGMA_H |
21 | #define GCC_C_PRAGMA_H | |
f09db6e0 | 22 | |
71f3e391 | 23 | #include "cpplib.h" /* For enum cpp_ttype. */ |
f4086145 | 24 | |
bc4071dd | 25 | /* Pragma identifiers built in to the front end parsers. Identifiers |
c0220ea4 | 26 | for ancillary handlers will follow these. */ |
a79683d5 | 27 | enum pragma_kind { |
bc4071dd RH |
28 | PRAGMA_NONE = 0, |
29 | ||
4bf9e5a8 | 30 | PRAGMA_OACC_ATOMIC, |
41dbbb37 TS |
31 | PRAGMA_OACC_CACHE, |
32 | PRAGMA_OACC_DATA, | |
6e232ba4 | 33 | PRAGMA_OACC_DECLARE, |
41dbbb37 TS |
34 | PRAGMA_OACC_ENTER_DATA, |
35 | PRAGMA_OACC_EXIT_DATA, | |
37d5ad46 | 36 | PRAGMA_OACC_HOST_DATA, |
41dbbb37 TS |
37 | PRAGMA_OACC_KERNELS, |
38 | PRAGMA_OACC_LOOP, | |
39 | PRAGMA_OACC_PARALLEL, | |
3a40d81d | 40 | PRAGMA_OACC_ROUTINE, |
62aee289 | 41 | PRAGMA_OACC_SERIAL, |
41dbbb37 TS |
42 | PRAGMA_OACC_UPDATE, |
43 | PRAGMA_OACC_WAIT, | |
d9a6bd32 | 44 | |
953ff289 DN |
45 | PRAGMA_OMP_ATOMIC, |
46 | PRAGMA_OMP_BARRIER, | |
acf0174b JJ |
47 | PRAGMA_OMP_CANCEL, |
48 | PRAGMA_OMP_CANCELLATION_POINT, | |
953ff289 | 49 | PRAGMA_OMP_CRITICAL, |
f9d8d994 | 50 | PRAGMA_OMP_DECLARE, |
28567c40 | 51 | PRAGMA_OMP_DEPOBJ, |
acf0174b JJ |
52 | PRAGMA_OMP_DISTRIBUTE, |
53 | PRAGMA_OMP_END_DECLARE_TARGET, | |
953ff289 DN |
54 | PRAGMA_OMP_FLUSH, |
55 | PRAGMA_OMP_FOR, | |
554a530f | 56 | PRAGMA_OMP_LOOP, |
953ff289 DN |
57 | PRAGMA_OMP_MASTER, |
58 | PRAGMA_OMP_ORDERED, | |
59 | PRAGMA_OMP_PARALLEL, | |
28567c40 | 60 | PRAGMA_OMP_REQUIRES, |
bf38f7e9 | 61 | PRAGMA_OMP_SCAN, |
953ff289 DN |
62 | PRAGMA_OMP_SECTION, |
63 | PRAGMA_OMP_SECTIONS, | |
acf0174b | 64 | PRAGMA_OMP_SIMD, |
953ff289 | 65 | PRAGMA_OMP_SINGLE, |
acf0174b | 66 | PRAGMA_OMP_TARGET, |
a68ab351 | 67 | PRAGMA_OMP_TASK, |
acf0174b | 68 | PRAGMA_OMP_TASKGROUP, |
d9a6bd32 | 69 | PRAGMA_OMP_TASKLOOP, |
a68ab351 | 70 | PRAGMA_OMP_TASKWAIT, |
20906c66 | 71 | PRAGMA_OMP_TASKYIELD, |
953ff289 | 72 | PRAGMA_OMP_THREADPRIVATE, |
acf0174b | 73 | PRAGMA_OMP_TEAMS, |
953ff289 | 74 | |
bc4071dd | 75 | PRAGMA_GCC_PCH_PREPROCESS, |
8170608b | 76 | PRAGMA_IVDEP, |
170a8bd6 | 77 | PRAGMA_UNROLL, |
bc4071dd RH |
78 | |
79 | PRAGMA_FIRST_EXTERNAL | |
a79683d5 | 80 | }; |
bc4071dd | 81 | |
566c6181 | 82 | |
28567c40 JJ |
83 | /* All clauses defined by OpenACC 2.0, and OpenMP 2.5, 3.0, 3.1, 4.0, 4.5 |
84 | and 5.0. Used internally by both C and C++ parsers. */ | |
a79683d5 | 85 | enum pragma_omp_clause { |
566c6181 ZW |
86 | PRAGMA_OMP_CLAUSE_NONE = 0, |
87 | ||
acf0174b | 88 | PRAGMA_OMP_CLAUSE_ALIGNED, |
554a530f | 89 | PRAGMA_OMP_CLAUSE_BIND, |
a68ab351 | 90 | PRAGMA_OMP_CLAUSE_COLLAPSE, |
566c6181 ZW |
91 | PRAGMA_OMP_CLAUSE_COPYIN, |
92 | PRAGMA_OMP_CLAUSE_COPYPRIVATE, | |
93 | PRAGMA_OMP_CLAUSE_DEFAULT, | |
d9a6bd32 | 94 | PRAGMA_OMP_CLAUSE_DEFAULTMAP, |
acf0174b JJ |
95 | PRAGMA_OMP_CLAUSE_DEPEND, |
96 | PRAGMA_OMP_CLAUSE_DEVICE, | |
77eb117f | 97 | PRAGMA_OMP_CLAUSE_DEVICE_TYPE, |
acf0174b JJ |
98 | PRAGMA_OMP_CLAUSE_DIST_SCHEDULE, |
99 | PRAGMA_OMP_CLAUSE_FINAL, | |
566c6181 | 100 | PRAGMA_OMP_CLAUSE_FIRSTPRIVATE, |
acf0174b JJ |
101 | PRAGMA_OMP_CLAUSE_FOR, |
102 | PRAGMA_OMP_CLAUSE_FROM, | |
d9a6bd32 JJ |
103 | PRAGMA_OMP_CLAUSE_GRAINSIZE, |
104 | PRAGMA_OMP_CLAUSE_HINT, | |
566c6181 | 105 | PRAGMA_OMP_CLAUSE_IF, |
28567c40 | 106 | PRAGMA_OMP_CLAUSE_IN_REDUCTION, |
acf0174b | 107 | PRAGMA_OMP_CLAUSE_INBRANCH, |
d9a6bd32 | 108 | PRAGMA_OMP_CLAUSE_IS_DEVICE_PTR, |
566c6181 | 109 | PRAGMA_OMP_CLAUSE_LASTPRIVATE, |
acf0174b | 110 | PRAGMA_OMP_CLAUSE_LINEAR, |
d9a6bd32 | 111 | PRAGMA_OMP_CLAUSE_LINK, |
acf0174b JJ |
112 | PRAGMA_OMP_CLAUSE_MAP, |
113 | PRAGMA_OMP_CLAUSE_MERGEABLE, | |
d9a6bd32 | 114 | PRAGMA_OMP_CLAUSE_NOGROUP, |
28567c40 | 115 | PRAGMA_OMP_CLAUSE_NONTEMPORAL, |
acf0174b | 116 | PRAGMA_OMP_CLAUSE_NOTINBRANCH, |
566c6181 | 117 | PRAGMA_OMP_CLAUSE_NOWAIT, |
d9a6bd32 | 118 | PRAGMA_OMP_CLAUSE_NUM_TASKS, |
acf0174b | 119 | PRAGMA_OMP_CLAUSE_NUM_TEAMS, |
566c6181 | 120 | PRAGMA_OMP_CLAUSE_NUM_THREADS, |
1fdd6f04 | 121 | PRAGMA_OMP_CLAUSE_ORDER, |
566c6181 | 122 | PRAGMA_OMP_CLAUSE_ORDERED, |
acf0174b | 123 | PRAGMA_OMP_CLAUSE_PARALLEL, |
d9a6bd32 | 124 | PRAGMA_OMP_CLAUSE_PRIORITY, |
566c6181 | 125 | PRAGMA_OMP_CLAUSE_PRIVATE, |
acf0174b | 126 | PRAGMA_OMP_CLAUSE_PROC_BIND, |
566c6181 | 127 | PRAGMA_OMP_CLAUSE_REDUCTION, |
acf0174b | 128 | PRAGMA_OMP_CLAUSE_SAFELEN, |
566c6181 | 129 | PRAGMA_OMP_CLAUSE_SCHEDULE, |
acf0174b | 130 | PRAGMA_OMP_CLAUSE_SECTIONS, |
a68ab351 | 131 | PRAGMA_OMP_CLAUSE_SHARED, |
d9a6bd32 | 132 | PRAGMA_OMP_CLAUSE_SIMD, |
acf0174b | 133 | PRAGMA_OMP_CLAUSE_SIMDLEN, |
28567c40 | 134 | PRAGMA_OMP_CLAUSE_TASK_REDUCTION, |
acf0174b JJ |
135 | PRAGMA_OMP_CLAUSE_TASKGROUP, |
136 | PRAGMA_OMP_CLAUSE_THREAD_LIMIT, | |
d9a6bd32 | 137 | PRAGMA_OMP_CLAUSE_THREADS, |
acf0174b JJ |
138 | PRAGMA_OMP_CLAUSE_TO, |
139 | PRAGMA_OMP_CLAUSE_UNIFORM, | |
41958c28 | 140 | PRAGMA_OMP_CLAUSE_UNTIED, |
d9a6bd32 | 141 | PRAGMA_OMP_CLAUSE_USE_DEVICE_PTR, |
398e3feb | 142 | PRAGMA_OMP_CLAUSE_USE_DEVICE_ADDR, |
d9a6bd32 | 143 | |
41dbbb37 | 144 | /* Clauses for OpenACC. */ |
5e9d6aa4 | 145 | PRAGMA_OACC_CLAUSE_ASYNC, |
519d7496 | 146 | PRAGMA_OACC_CLAUSE_ATTACH, |
41dbbb37 TS |
147 | PRAGMA_OACC_CLAUSE_AUTO, |
148 | PRAGMA_OACC_CLAUSE_COPY, | |
149 | PRAGMA_OACC_CLAUSE_COPYOUT, | |
150 | PRAGMA_OACC_CLAUSE_CREATE, | |
151 | PRAGMA_OACC_CLAUSE_DELETE, | |
519d7496 | 152 | PRAGMA_OACC_CLAUSE_DETACH, |
41dbbb37 | 153 | PRAGMA_OACC_CLAUSE_DEVICEPTR, |
6e232ba4 | 154 | PRAGMA_OACC_CLAUSE_DEVICE_RESIDENT, |
829c6349 | 155 | PRAGMA_OACC_CLAUSE_FINALIZE, |
41dbbb37 TS |
156 | PRAGMA_OACC_CLAUSE_GANG, |
157 | PRAGMA_OACC_CLAUSE_HOST, | |
7a5e4956 | 158 | PRAGMA_OACC_CLAUSE_INDEPENDENT, |
a6163563 | 159 | PRAGMA_OACC_CLAUSE_NO_CREATE, |
41dbbb37 TS |
160 | PRAGMA_OACC_CLAUSE_NUM_GANGS, |
161 | PRAGMA_OACC_CLAUSE_NUM_WORKERS, | |
162 | PRAGMA_OACC_CLAUSE_PRESENT, | |
41dbbb37 TS |
163 | PRAGMA_OACC_CLAUSE_SELF, |
164 | PRAGMA_OACC_CLAUSE_SEQ, | |
7a5e4956 | 165 | PRAGMA_OACC_CLAUSE_TILE, |
41dbbb37 TS |
166 | PRAGMA_OACC_CLAUSE_VECTOR, |
167 | PRAGMA_OACC_CLAUSE_VECTOR_LENGTH, | |
168 | PRAGMA_OACC_CLAUSE_WAIT, | |
169 | PRAGMA_OACC_CLAUSE_WORKER, | |
829c6349 | 170 | PRAGMA_OACC_CLAUSE_IF_PRESENT, |
41dbbb37 TS |
171 | PRAGMA_OACC_CLAUSE_COLLAPSE = PRAGMA_OMP_CLAUSE_COLLAPSE, |
172 | PRAGMA_OACC_CLAUSE_COPYIN = PRAGMA_OMP_CLAUSE_COPYIN, | |
173 | PRAGMA_OACC_CLAUSE_DEVICE = PRAGMA_OMP_CLAUSE_DEVICE, | |
7a5e4956 | 174 | PRAGMA_OACC_CLAUSE_DEFAULT = PRAGMA_OMP_CLAUSE_DEFAULT, |
41dbbb37 TS |
175 | PRAGMA_OACC_CLAUSE_FIRSTPRIVATE = PRAGMA_OMP_CLAUSE_FIRSTPRIVATE, |
176 | PRAGMA_OACC_CLAUSE_IF = PRAGMA_OMP_CLAUSE_IF, | |
177 | PRAGMA_OACC_CLAUSE_PRIVATE = PRAGMA_OMP_CLAUSE_PRIVATE, | |
6e232ba4 | 178 | PRAGMA_OACC_CLAUSE_REDUCTION = PRAGMA_OMP_CLAUSE_REDUCTION, |
398e3feb JJ |
179 | PRAGMA_OACC_CLAUSE_LINK = PRAGMA_OMP_CLAUSE_LINK, |
180 | PRAGMA_OACC_CLAUSE_USE_DEVICE = PRAGMA_OMP_CLAUSE_USE_DEVICE_PTR | |
a79683d5 | 181 | }; |
c02065fc | 182 | |
81a75f0f NB |
183 | extern struct cpp_reader* parse_in; |
184 | ||
d7afec4b ND |
185 | /* It's safe to always leave visibility pragma enabled as if |
186 | visibility is not supported on the host OS platform the | |
187 | statements are ignored. */ | |
9789ba46 JJ |
188 | extern void push_visibility (const char *, int); |
189 | extern bool pop_visibility (int); | |
d7afec4b | 190 | |
5055d3a3 | 191 | extern void init_pragma (void); |
f09db6e0 | 192 | |
bc4071dd | 193 | /* Front-end wrappers for pragma registration. */ |
dfb43cd5 PV |
194 | typedef void (*pragma_handler_1arg)(struct cpp_reader *); |
195 | /* A second pragma handler, which adds a void * argument allowing to pass extra | |
196 | data to the handler. */ | |
197 | typedef void (*pragma_handler_2arg)(struct cpp_reader *, void *); | |
198 | ||
199 | /* This union allows to abstract the different handlers. */ | |
200 | union gen_pragma_handler { | |
201 | pragma_handler_1arg handler_1arg; | |
202 | pragma_handler_2arg handler_2arg; | |
203 | }; | |
204 | /* Internally used to keep the data of the handler. */ | |
a79683d5 | 205 | struct internal_pragma_handler { |
dfb43cd5 PV |
206 | union gen_pragma_handler handler; |
207 | /* Permits to know if handler is a pragma_handler_1arg (extra_data is false) | |
208 | or a pragma_handler_2arg (extra_data is true). */ | |
209 | bool extra_data; | |
210 | /* A data field which can be used when extra_data is true. */ | |
211 | void * data; | |
212 | }; | |
dfb43cd5 PV |
213 | |
214 | extern void c_register_pragma (const char *space, const char *name, | |
215 | pragma_handler_1arg handler); | |
216 | extern void c_register_pragma_with_data (const char *space, const char *name, | |
217 | pragma_handler_2arg handler, | |
218 | void *data); | |
219 | ||
220 | extern void c_register_pragma_with_expansion (const char *space, | |
221 | const char *name, | |
222 | pragma_handler_1arg handler); | |
223 | extern void c_register_pragma_with_expansion_and_data (const char *space, | |
224 | const char *name, | |
225 | pragma_handler_2arg handler, | |
226 | void *data); | |
bc4071dd RH |
227 | extern void c_invoke_pragma_handler (unsigned int); |
228 | ||
5055d3a3 | 229 | extern void maybe_apply_pragma_weak (tree); |
86f029aa | 230 | extern void maybe_apply_pending_pragma_weaks (void); |
5055d3a3 | 231 | extern tree maybe_apply_renaming_pragma (tree, tree); |
ee45a32d | 232 | extern void maybe_apply_pragma_scalar_storage_order (tree); |
5055d3a3 | 233 | extern void add_to_renaming_pragma_list (tree, tree); |
ecb0eece | 234 | |
c4914de6 | 235 | extern enum cpp_ttype pragma_lex (tree *, location_t *loc = NULL); |
bc4071dd | 236 | |
46c2514e TT |
237 | /* Flags for use with c_lex_with_flags. The values here were picked |
238 | so that 0 means to translate and join strings. */ | |
239 | #define C_LEX_STRING_NO_TRANSLATE 1 /* Do not lex strings into | |
240 | execution character set. */ | |
2c6e3f55 JJ |
241 | #define C_LEX_STRING_NO_JOIN 2 /* Do not concatenate strings |
242 | nor translate them into execution | |
243 | character set. */ | |
46c2514e | 244 | |
bc4071dd RH |
245 | /* This is not actually available to pragma parsers. It's merely a |
246 | convenient location to declare this function for c-lex, after | |
247 | having enum cpp_ttype declared. */ | |
46c2514e TT |
248 | extern enum cpp_ttype c_lex_with_flags (tree *, location_t *, unsigned char *, |
249 | int); | |
c162c75e | 250 | |
a25a8f3b JJ |
251 | extern void c_pp_lookup_pragma (unsigned int, const char **, const char **); |
252 | ||
e50e723e TG |
253 | extern GTY(()) tree pragma_extern_prefix; |
254 | ||
88657302 | 255 | #endif /* GCC_C_PRAGMA_H */ |