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6de9cd9a | 1 | /* gfortran header file |
5624e564 | 2 | Copyright (C) 2000-2015 Free Software Foundation, Inc. |
6de9cd9a DN |
3 | Contributed by Andy Vaught |
4 | ||
9fc4d79b | 5 | This file is part of GCC. |
6de9cd9a | 6 | |
9fc4d79b TS |
7 | GCC is free software; you can redistribute it and/or modify it under |
8 | the terms of the GNU General Public License as published by the Free | |
d234d788 | 9 | Software Foundation; either version 3, or (at your option) any later |
9fc4d79b | 10 | version. |
6de9cd9a | 11 | |
9fc4d79b TS |
12 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
13 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
14 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
15 | for more details. | |
6de9cd9a DN |
16 | |
17 | You should have received a copy of the GNU General Public License | |
d234d788 NC |
18 | along with GCC; see the file COPYING3. If not see |
19 | <http://www.gnu.org/licenses/>. */ | |
6de9cd9a DN |
20 | |
21 | #ifndef GCC_GFORTRAN_H | |
22 | #define GCC_GFORTRAN_H | |
23 | ||
24 | /* It's probably insane to have this large of a header file, but it | |
25 | seemed like everything had to be recompiled anyway when a change | |
26 | was made to a header file, and there were ordering issues with | |
27 | multiple header files. Besides, Microsoft's winnt.h was 250k last | |
28 | time I looked, so by comparison this is perfectly reasonable. */ | |
29 | ||
953bee7c SB |
30 | #ifndef GCC_CORETYPES_H |
31 | #error "gfortran.h must be included after coretypes.h" | |
32 | #endif | |
33 | ||
8e54f6d3 MLI |
34 | /* In order for the format checking to accept the Fortran front end |
35 | diagnostic framework extensions, you must include this file before | |
36 | diagnostic-core.h, not after. We override the definition of GCC_DIAG_STYLE | |
37 | in c-common.h. */ | |
38 | #undef GCC_DIAG_STYLE | |
39 | #define GCC_DIAG_STYLE __gcc_gfc__ | |
40 | #if defined(GCC_DIAGNOSTIC_CORE_H) | |
41 | #error \ | |
42 | In order for the format checking to accept the Fortran front end diagnostic \ | |
43 | framework extensions, you must include this file before diagnostic-core.h, \ | |
44 | not after. | |
45 | #endif | |
46 | ||
d74b97cc FXC |
47 | /* Declarations common to the front-end and library are put in |
48 | libgfortran/libgfortran_frontend.h */ | |
49 | #include "libgfortran.h" | |
50 | ||
51 | ||
31043f6c | 52 | #include "intl.h" |
5868cbf9 | 53 | #include "splay-tree.h" |
6de9cd9a | 54 | |
6de9cd9a DN |
55 | /* Major control parameters. */ |
56 | ||
1dde8683 | 57 | #define GFC_MAX_SYMBOL_LEN 63 /* Must be at least 63 for F2003. */ |
6de9cd9a | 58 | #define GFC_LETTERS 26 /* Number of letters in the alphabet. */ |
6de9cd9a | 59 | |
07b3bbf2 TK |
60 | #define MAX_SUBRECORD_LENGTH 2147483639 /* 2**31-9 */ |
61 | ||
62 | ||
6de9cd9a DN |
63 | #define gfc_is_whitespace(c) ((c==' ') || (c=='\t')) |
64 | ||
6de9cd9a DN |
65 | /* Stringization. */ |
66 | #define stringize(x) expand_macro(x) | |
67 | #define expand_macro(x) # x | |
68 | ||
df2fba9e | 69 | /* For the runtime library, a standard prefix is a requirement to |
6de9cd9a DN |
70 | avoid cluttering the namespace with things nobody asked for. It's |
71 | ugly to look at and a pain to type when you add the prefix by hand, | |
72 | so we hide it behind a macro. */ | |
73 | #define PREFIX(x) "_gfortran_" x | |
5b200ac2 | 74 | #define PREFIX_LEN 10 |
6de9cd9a | 75 | |
36085529 TB |
76 | /* A prefix for internal variables, which are not user-visible. */ |
77 | #if !defined (NO_DOT_IN_LABEL) | |
78 | # define GFC_PREFIX(x) "_F." x | |
79 | #elif !defined (NO_DOLLAR_IN_LABEL) | |
80 | # define GFC_PREFIX(x) "_F$" x | |
81 | #else | |
82 | # define GFC_PREFIX(x) "_F_" x | |
83 | #endif | |
84 | ||
30aabb86 PT |
85 | #define BLANK_COMMON_NAME "__BLNK__" |
86 | ||
6de9cd9a DN |
87 | /* Macro to initialize an mstring structure. */ |
88 | #define minit(s, t) { s, NULL, t } | |
89 | ||
90 | /* Structure for storing strings to be matched by gfc_match_string. */ | |
91 | typedef struct | |
92 | { | |
93 | const char *string; | |
94 | const char *mp; | |
95 | int tag; | |
96 | } | |
97 | mstring; | |
98 | ||
99 | ||
944b8b35 | 100 | |
6de9cd9a DN |
101 | /*************************** Enums *****************************/ |
102 | ||
ad7ee6f8 JD |
103 | /* Used when matching and resolving data I/O transfer statements. */ |
104 | ||
a79683d5 TS |
105 | enum io_kind |
106 | { M_READ, M_WRITE, M_PRINT, M_INQUIRE }; | |
ad7ee6f8 | 107 | |
6de9cd9a | 108 | |
696abb30 JD |
109 | /* These are flags for identifying whether we are reading a character literal |
110 | between quotes or normal source code. */ | |
4d382327 | 111 | |
a79683d5 TS |
112 | enum gfc_instring |
113 | { NONSTRING = 0, INSTRING_WARN, INSTRING_NOWARN }; | |
696abb30 | 114 | |
8f0d39a8 FXC |
115 | /* This is returned by gfc_notification_std to know if, given the flags |
116 | that were given (-std=, -pedantic) we should issue an error, a warning | |
117 | or nothing. */ | |
118 | ||
a79683d5 TS |
119 | enum notification |
120 | { SILENT, WARNING, ERROR }; | |
8f0d39a8 | 121 | |
6de9cd9a DN |
122 | /* Matchers return one of these three values. The difference between |
123 | MATCH_NO and MATCH_ERROR is that MATCH_ERROR means that a match was | |
124 | successful, but that something non-syntactic is wrong and an error | |
125 | has already been issued. */ | |
126 | ||
a79683d5 TS |
127 | enum match |
128 | { MATCH_NO = 1, MATCH_YES, MATCH_ERROR }; | |
6de9cd9a | 129 | |
696abb30 | 130 | /* Used for different Fortran source forms in places like scanner.c. */ |
a79683d5 TS |
131 | enum gfc_source_form |
132 | { FORM_FREE, FORM_FIXED, FORM_UNKNOWN }; | |
6de9cd9a | 133 | |
6de9cd9a | 134 | /* Expression node types. */ |
a79683d5 | 135 | enum expr_t |
6de9cd9a | 136 | { EXPR_OP = 1, EXPR_FUNCTION, EXPR_CONSTANT, EXPR_VARIABLE, |
713485cc | 137 | EXPR_SUBSTRING, EXPR_STRUCTURE, EXPR_ARRAY, EXPR_NULL, EXPR_COMPCALL, EXPR_PPC |
a79683d5 | 138 | }; |
6de9cd9a DN |
139 | |
140 | /* Array types. */ | |
a79683d5 | 141 | enum array_type |
6de9cd9a | 142 | { AS_EXPLICIT = 1, AS_ASSUMED_SHAPE, AS_DEFERRED, |
c62c6622 TB |
143 | AS_ASSUMED_SIZE, AS_IMPLIED_SHAPE, AS_ASSUMED_RANK, |
144 | AS_UNKNOWN | |
a79683d5 | 145 | }; |
6de9cd9a | 146 | |
a79683d5 TS |
147 | enum ar_type |
148 | { AR_FULL = 1, AR_ELEMENT, AR_SECTION, AR_UNKNOWN }; | |
6de9cd9a | 149 | |
f3e7b9d6 TB |
150 | /* Statement label types. ST_LABEL_DO_TARGET is used for obsolescent warnings |
151 | related to shared DO terminations and DO targets which are neither END DO | |
152 | nor CONTINUE; otherwise it is identical to ST_LABEL_TARGET. */ | |
a79683d5 | 153 | enum gfc_sl_type |
f3e7b9d6 | 154 | { ST_LABEL_UNKNOWN = 1, ST_LABEL_TARGET, ST_LABEL_DO_TARGET, |
6de9cd9a | 155 | ST_LABEL_BAD_TARGET, ST_LABEL_FORMAT |
a79683d5 | 156 | }; |
6de9cd9a DN |
157 | |
158 | /* Intrinsic operators. */ | |
a79683d5 | 159 | enum gfc_intrinsic_op |
6de9cd9a DN |
160 | { GFC_INTRINSIC_BEGIN = 0, |
161 | INTRINSIC_NONE = -1, INTRINSIC_UPLUS = GFC_INTRINSIC_BEGIN, | |
162 | INTRINSIC_UMINUS, INTRINSIC_PLUS, INTRINSIC_MINUS, INTRINSIC_TIMES, | |
163 | INTRINSIC_DIVIDE, INTRINSIC_POWER, INTRINSIC_CONCAT, | |
164 | INTRINSIC_AND, INTRINSIC_OR, INTRINSIC_EQV, INTRINSIC_NEQV, | |
3bed9dd0 | 165 | /* ==, /=, >, >=, <, <= */ |
6de9cd9a | 166 | INTRINSIC_EQ, INTRINSIC_NE, INTRINSIC_GT, INTRINSIC_GE, |
4d382327 | 167 | INTRINSIC_LT, INTRINSIC_LE, |
3bed9dd0 DF |
168 | /* .EQ., .NE., .GT., .GE., .LT., .LE. (OS = Old-Style) */ |
169 | INTRINSIC_EQ_OS, INTRINSIC_NE_OS, INTRINSIC_GT_OS, INTRINSIC_GE_OS, | |
4d382327 AF |
170 | INTRINSIC_LT_OS, INTRINSIC_LE_OS, |
171 | INTRINSIC_NOT, INTRINSIC_USER, INTRINSIC_ASSIGN, | |
3bed9dd0 | 172 | INTRINSIC_PARENTHESES, GFC_INTRINSIC_END /* Sentinel */ |
a79683d5 | 173 | }; |
6de9cd9a | 174 | |
6de9cd9a DN |
175 | /* This macro is the number of intrinsic operators that exist. |
176 | Assumptions are made about the numbering of the interface_op enums. */ | |
177 | #define GFC_INTRINSIC_OPS GFC_INTRINSIC_END | |
178 | ||
179 | /* Arithmetic results. */ | |
a79683d5 | 180 | enum arith |
f8e566e5 | 181 | { ARITH_OK = 1, ARITH_OVERFLOW, ARITH_UNDERFLOW, ARITH_NAN, |
6bb62671 | 182 | ARITH_DIV0, ARITH_INCOMMENSURATE, ARITH_ASYMMETRIC, ARITH_PROHIBIT |
a79683d5 | 183 | }; |
6de9cd9a DN |
184 | |
185 | /* Statements. */ | |
a79683d5 | 186 | enum gfc_statement |
6de9cd9a | 187 | { |
03af1e4c DK |
188 | ST_ARITHMETIC_IF, ST_ALLOCATE, ST_ATTR_DECL, ST_ASSOCIATE, |
189 | ST_BACKSPACE, ST_BLOCK, ST_BLOCK_DATA, | |
6de9cd9a DN |
190 | ST_CALL, ST_CASE, ST_CLOSE, ST_COMMON, ST_CONTINUE, ST_CONTAINS, ST_CYCLE, |
191 | ST_DATA, ST_DATA_DECL, ST_DEALLOCATE, ST_DO, ST_ELSE, ST_ELSEIF, | |
03af1e4c | 192 | ST_ELSEWHERE, ST_END_ASSOCIATE, ST_END_BLOCK, ST_END_BLOCK_DATA, |
4668d6f9 PT |
193 | ST_ENDDO, ST_IMPLIED_ENDDO, ST_END_FILE, ST_FINAL, ST_FLUSH, ST_END_FORALL, |
194 | ST_END_FUNCTION, ST_ENDIF, ST_END_INTERFACE, ST_END_MODULE, ST_END_SUBMODULE, | |
195 | ST_END_PROGRAM, ST_END_SELECT, ST_END_SUBROUTINE, ST_END_WHERE, ST_END_TYPE, | |
196 | ST_ENTRY, ST_EQUIVALENCE, ST_ERROR_STOP, ST_EXIT, ST_FORALL, ST_FORALL_BLOCK, | |
197 | ST_FORMAT, ST_FUNCTION, ST_GOTO, ST_IF_BLOCK, ST_IMPLICIT, ST_IMPLICIT_NONE, | |
198 | ST_IMPORT, ST_INQUIRE, ST_INTERFACE, ST_SYNC_ALL, ST_SYNC_MEMORY, | |
199 | ST_SYNC_IMAGES, ST_PARAMETER, ST_MODULE, ST_SUBMODULE, ST_MODULE_PROC, | |
200 | ST_NAMELIST, ST_NULLIFY, ST_OPEN, ST_PAUSE, ST_PRIVATE, ST_PROGRAM, ST_PUBLIC, | |
201 | ST_READ, ST_RETURN, ST_REWIND, ST_STOP, ST_SUBROUTINE, ST_TYPE, ST_USE, | |
202 | ST_WHERE_BLOCK, ST_WHERE, ST_WAIT, ST_WRITE, ST_ASSIGNMENT, | |
203 | ST_POINTER_ASSIGNMENT, ST_SELECT_CASE, ST_SEQUENCE, ST_SIMPLE_IF, | |
204 | ST_STATEMENT_FUNCTION, ST_DERIVED_DECL, ST_LABEL_ASSIGNMENT, ST_ENUM, | |
205 | ST_ENUMERATOR, ST_END_ENUM, ST_SELECT_TYPE, ST_TYPE_IS, ST_CLASS_IS, | |
41dbbb37 TS |
206 | ST_OACC_PARALLEL_LOOP, ST_OACC_END_PARALLEL_LOOP, ST_OACC_PARALLEL, |
207 | ST_OACC_END_PARALLEL, ST_OACC_KERNELS, ST_OACC_END_KERNELS, ST_OACC_DATA, | |
208 | ST_OACC_END_DATA, ST_OACC_HOST_DATA, ST_OACC_END_HOST_DATA, ST_OACC_LOOP, | |
209 | ST_OACC_END_LOOP, ST_OACC_DECLARE, ST_OACC_UPDATE, ST_OACC_WAIT, | |
210 | ST_OACC_CACHE, ST_OACC_KERNELS_LOOP, ST_OACC_END_KERNELS_LOOP, | |
211 | ST_OACC_ENTER_DATA, ST_OACC_EXIT_DATA, ST_OACC_ROUTINE, | |
4bf9e5a8 | 212 | ST_OACC_ATOMIC, ST_OACC_END_ATOMIC, |
20906c66 JJ |
213 | ST_OMP_ATOMIC, ST_OMP_BARRIER, ST_OMP_CRITICAL, ST_OMP_END_ATOMIC, |
214 | ST_OMP_END_CRITICAL, ST_OMP_END_DO, ST_OMP_END_MASTER, ST_OMP_END_ORDERED, | |
215 | ST_OMP_END_PARALLEL, ST_OMP_END_PARALLEL_DO, ST_OMP_END_PARALLEL_SECTIONS, | |
6c7a4dfd JJ |
216 | ST_OMP_END_PARALLEL_WORKSHARE, ST_OMP_END_SECTIONS, ST_OMP_END_SINGLE, |
217 | ST_OMP_END_WORKSHARE, ST_OMP_DO, ST_OMP_FLUSH, ST_OMP_MASTER, ST_OMP_ORDERED, | |
218 | ST_OMP_PARALLEL, ST_OMP_PARALLEL_DO, ST_OMP_PARALLEL_SECTIONS, | |
219 | ST_OMP_PARALLEL_WORKSHARE, ST_OMP_SECTIONS, ST_OMP_SECTION, ST_OMP_SINGLE, | |
a68ab351 | 220 | ST_OMP_THREADPRIVATE, ST_OMP_WORKSHARE, ST_OMP_TASK, ST_OMP_END_TASK, |
dd2fc525 JJ |
221 | ST_OMP_TASKWAIT, ST_OMP_TASKYIELD, ST_OMP_CANCEL, ST_OMP_CANCELLATION_POINT, |
222 | ST_OMP_TASKGROUP, ST_OMP_END_TASKGROUP, ST_OMP_SIMD, ST_OMP_END_SIMD, | |
223 | ST_OMP_DO_SIMD, ST_OMP_END_DO_SIMD, ST_OMP_PARALLEL_DO_SIMD, | |
5f23671d | 224 | ST_OMP_END_PARALLEL_DO_SIMD, ST_OMP_DECLARE_SIMD, ST_OMP_DECLARE_REDUCTION, |
f014c653 JJ |
225 | ST_OMP_TARGET, ST_OMP_END_TARGET, ST_OMP_TARGET_DATA, ST_OMP_END_TARGET_DATA, |
226 | ST_OMP_TARGET_UPDATE, ST_OMP_DECLARE_TARGET, | |
227 | ST_OMP_TEAMS, ST_OMP_END_TEAMS, ST_OMP_DISTRIBUTE, ST_OMP_END_DISTRIBUTE, | |
228 | ST_OMP_DISTRIBUTE_SIMD, ST_OMP_END_DISTRIBUTE_SIMD, | |
229 | ST_OMP_DISTRIBUTE_PARALLEL_DO, ST_OMP_END_DISTRIBUTE_PARALLEL_DO, | |
230 | ST_OMP_DISTRIBUTE_PARALLEL_DO_SIMD, ST_OMP_END_DISTRIBUTE_PARALLEL_DO_SIMD, | |
231 | ST_OMP_TARGET_TEAMS, ST_OMP_END_TARGET_TEAMS, ST_OMP_TEAMS_DISTRIBUTE, | |
232 | ST_OMP_END_TEAMS_DISTRIBUTE, ST_OMP_TEAMS_DISTRIBUTE_SIMD, | |
233 | ST_OMP_END_TEAMS_DISTRIBUTE_SIMD, ST_OMP_TARGET_TEAMS_DISTRIBUTE, | |
234 | ST_OMP_END_TARGET_TEAMS_DISTRIBUTE, ST_OMP_TARGET_TEAMS_DISTRIBUTE_SIMD, | |
235 | ST_OMP_END_TARGET_TEAMS_DISTRIBUTE_SIMD, ST_OMP_TEAMS_DISTRIBUTE_PARALLEL_DO, | |
236 | ST_OMP_END_TEAMS_DISTRIBUTE_PARALLEL_DO, | |
237 | ST_OMP_TARGET_TEAMS_DISTRIBUTE_PARALLEL_DO, | |
238 | ST_OMP_END_TARGET_TEAMS_DISTRIBUTE_PARALLEL_DO, | |
239 | ST_OMP_TEAMS_DISTRIBUTE_PARALLEL_DO_SIMD, | |
240 | ST_OMP_END_TEAMS_DISTRIBUTE_PARALLEL_DO_SIMD, | |
241 | ST_OMP_TARGET_TEAMS_DISTRIBUTE_PARALLEL_DO_SIMD, | |
242 | ST_OMP_END_TARGET_TEAMS_DISTRIBUTE_PARALLEL_DO_SIMD, | |
5f23671d JJ |
243 | ST_PROCEDURE, ST_GENERIC, ST_CRITICAL, ST_END_CRITICAL, |
244 | ST_GET_FCN_CHARACTERISTICS, ST_LOCK, ST_UNLOCK, ST_NONE | |
a79683d5 | 245 | }; |
6de9cd9a | 246 | |
6de9cd9a DN |
247 | /* Types of interfaces that we can have. Assignment interfaces are |
248 | considered to be intrinsic operators. */ | |
a79683d5 | 249 | enum interface_type |
6de9cd9a DN |
250 | { |
251 | INTERFACE_NAMELESS = 1, INTERFACE_GENERIC, | |
9e1d712c | 252 | INTERFACE_INTRINSIC_OP, INTERFACE_USER_OP, INTERFACE_ABSTRACT |
a79683d5 | 253 | }; |
6de9cd9a DN |
254 | |
255 | /* Symbol flavors: these are all mutually exclusive. | |
256 | 10 elements = 4 bits. */ | |
a79683d5 | 257 | enum sym_flavor |
6de9cd9a DN |
258 | { |
259 | FL_UNKNOWN = 0, FL_PROGRAM, FL_BLOCK_DATA, FL_MODULE, FL_VARIABLE, | |
a8b3b0b6 CR |
260 | FL_PARAMETER, FL_LABEL, FL_PROCEDURE, FL_DERIVED, FL_NAMELIST, |
261 | FL_VOID | |
a79683d5 | 262 | }; |
6de9cd9a DN |
263 | |
264 | /* Procedure types. 7 elements = 3 bits. */ | |
a79683d5 | 265 | enum procedure_type |
6de9cd9a DN |
266 | { PROC_UNKNOWN, PROC_MODULE, PROC_INTERNAL, PROC_DUMMY, |
267 | PROC_INTRINSIC, PROC_ST_FUNCTION, PROC_EXTERNAL | |
a79683d5 | 268 | }; |
6de9cd9a DN |
269 | |
270 | /* Intent types. */ | |
a79683d5 | 271 | enum sym_intent |
6de9cd9a | 272 | { INTENT_UNKNOWN = 0, INTENT_IN, INTENT_OUT, INTENT_INOUT |
a79683d5 | 273 | }; |
6de9cd9a DN |
274 | |
275 | /* Access types. */ | |
a79683d5 | 276 | enum gfc_access |
5f42ddb0 | 277 | { ACCESS_UNKNOWN = 0, ACCESS_PUBLIC, ACCESS_PRIVATE |
a79683d5 | 278 | }; |
6de9cd9a DN |
279 | |
280 | /* Flags to keep track of where an interface came from. | |
c73b6478 | 281 | 3 elements = 2 bits. */ |
a79683d5 | 282 | enum ifsrc |
c73b6478 JW |
283 | { IFSRC_UNKNOWN = 0, /* Interface unknown, only return type may be known. */ |
284 | IFSRC_DECL, /* FUNCTION or SUBROUTINE declaration. */ | |
285 | IFSRC_IFBODY /* INTERFACE statement or PROCEDURE statement | |
286 | with explicit interface. */ | |
a79683d5 | 287 | }; |
6de9cd9a | 288 | |
86bf520d | 289 | /* Whether a SAVE attribute was set explicitly or implicitly. */ |
a79683d5 | 290 | enum save_state |
5349080d | 291 | { SAVE_NONE = 0, SAVE_EXPLICIT, SAVE_IMPLICIT |
a79683d5 | 292 | }; |
5349080d | 293 | |
6de9cd9a DN |
294 | /* Strings for all symbol attributes. We use these for dumping the |
295 | parse tree, in error messages, and also when reading and writing | |
296 | modules. In symbol.c. */ | |
297 | extern const mstring flavors[]; | |
298 | extern const mstring procedures[]; | |
299 | extern const mstring intents[]; | |
300 | extern const mstring access_types[]; | |
301 | extern const mstring ifsrc_types[]; | |
ef7236d2 | 302 | extern const mstring save_status[]; |
6de9cd9a DN |
303 | |
304 | /* Enumeration of all the generic intrinsic functions. Used by the | |
305 | backend for identification of a function. */ | |
306 | ||
cd5ecab6 | 307 | enum gfc_isym_id |
6de9cd9a DN |
308 | { |
309 | /* GFC_ISYM_NONE is used for intrinsics which will never be seen by | |
df2fba9e | 310 | the backend (e.g. KIND). */ |
6de9cd9a | 311 | GFC_ISYM_NONE = 0, |
cd5ecab6 | 312 | GFC_ISYM_ABORT, |
6de9cd9a | 313 | GFC_ISYM_ABS, |
a119fc1c | 314 | GFC_ISYM_ACCESS, |
6de9cd9a DN |
315 | GFC_ISYM_ACHAR, |
316 | GFC_ISYM_ACOS, | |
1e399e23 | 317 | GFC_ISYM_ACOSH, |
6de9cd9a DN |
318 | GFC_ISYM_ADJUSTL, |
319 | GFC_ISYM_ADJUSTR, | |
320 | GFC_ISYM_AIMAG, | |
321 | GFC_ISYM_AINT, | |
cd5ecab6 | 322 | GFC_ISYM_ALARM, |
6de9cd9a DN |
323 | GFC_ISYM_ALL, |
324 | GFC_ISYM_ALLOCATED, | |
5d723e54 | 325 | GFC_ISYM_AND, |
cd5ecab6 | 326 | GFC_ISYM_ANINT, |
6de9cd9a DN |
327 | GFC_ISYM_ANY, |
328 | GFC_ISYM_ASIN, | |
1e399e23 | 329 | GFC_ISYM_ASINH, |
6de9cd9a DN |
330 | GFC_ISYM_ASSOCIATED, |
331 | GFC_ISYM_ATAN, | |
332 | GFC_ISYM_ATAN2, | |
cd5ecab6 | 333 | GFC_ISYM_ATANH, |
7f4aaf91 TB |
334 | GFC_ISYM_ATOMIC_ADD, |
335 | GFC_ISYM_ATOMIC_AND, | |
336 | GFC_ISYM_ATOMIC_CAS, | |
da661a58 | 337 | GFC_ISYM_ATOMIC_DEF, |
7f4aaf91 TB |
338 | GFC_ISYM_ATOMIC_FETCH_ADD, |
339 | GFC_ISYM_ATOMIC_FETCH_AND, | |
340 | GFC_ISYM_ATOMIC_FETCH_OR, | |
341 | GFC_ISYM_ATOMIC_FETCH_XOR, | |
342 | GFC_ISYM_ATOMIC_OR, | |
da661a58 | 343 | GFC_ISYM_ATOMIC_REF, |
7f4aaf91 | 344 | GFC_ISYM_ATOMIC_XOR, |
88a95a11 FXC |
345 | GFC_ISYM_BGE, |
346 | GFC_ISYM_BGT, | |
cd5ecab6 | 347 | GFC_ISYM_BIT_SIZE, |
88a95a11 FXC |
348 | GFC_ISYM_BLE, |
349 | GFC_ISYM_BLT, | |
6de9cd9a | 350 | GFC_ISYM_BTEST, |
8a8d1a16 TB |
351 | GFC_ISYM_CAF_GET, |
352 | GFC_ISYM_CAF_SEND, | |
6de9cd9a DN |
353 | GFC_ISYM_CEILING, |
354 | GFC_ISYM_CHAR, | |
f77b6ca3 | 355 | GFC_ISYM_CHDIR, |
a119fc1c | 356 | GFC_ISYM_CHMOD, |
6de9cd9a | 357 | GFC_ISYM_CMPLX, |
a16ee379 | 358 | GFC_ISYM_CO_BROADCAST, |
d62cf3df TB |
359 | GFC_ISYM_CO_MAX, |
360 | GFC_ISYM_CO_MIN, | |
a16ee379 | 361 | GFC_ISYM_CO_REDUCE, |
d62cf3df | 362 | GFC_ISYM_CO_SUM, |
b41b2534 | 363 | GFC_ISYM_COMMAND_ARGUMENT_COUNT, |
d000aa67 TB |
364 | GFC_ISYM_COMPILER_OPTIONS, |
365 | GFC_ISYM_COMPILER_VERSION, | |
5d723e54 | 366 | GFC_ISYM_COMPLEX, |
6de9cd9a | 367 | GFC_ISYM_CONJG, |
cd5ecab6 | 368 | GFC_ISYM_CONVERSION, |
6de9cd9a DN |
369 | GFC_ISYM_COS, |
370 | GFC_ISYM_COSH, | |
371 | GFC_ISYM_COUNT, | |
cd5ecab6 | 372 | GFC_ISYM_CPU_TIME, |
6de9cd9a | 373 | GFC_ISYM_CSHIFT, |
35059811 | 374 | GFC_ISYM_CTIME, |
cadddfdd TB |
375 | GFC_ISYM_C_ASSOCIATED, |
376 | GFC_ISYM_C_F_POINTER, | |
377 | GFC_ISYM_C_F_PROCPOINTER, | |
378 | GFC_ISYM_C_FUNLOC, | |
379 | GFC_ISYM_C_LOC, | |
048510c8 | 380 | GFC_ISYM_C_SIZEOF, |
cd5ecab6 | 381 | GFC_ISYM_DATE_AND_TIME, |
6de9cd9a | 382 | GFC_ISYM_DBLE, |
cd5ecab6 | 383 | GFC_ISYM_DIGITS, |
6de9cd9a DN |
384 | GFC_ISYM_DIM, |
385 | GFC_ISYM_DOT_PRODUCT, | |
386 | GFC_ISYM_DPROD, | |
88a95a11 FXC |
387 | GFC_ISYM_DSHIFTL, |
388 | GFC_ISYM_DSHIFTR, | |
cd5ecab6 | 389 | GFC_ISYM_DTIME, |
6de9cd9a | 390 | GFC_ISYM_EOSHIFT, |
cd5ecab6 | 391 | GFC_ISYM_EPSILON, |
e8525382 SK |
392 | GFC_ISYM_ERF, |
393 | GFC_ISYM_ERFC, | |
f489fba1 | 394 | GFC_ISYM_ERFC_SCALED, |
2bd74949 | 395 | GFC_ISYM_ETIME, |
c14c8155 | 396 | GFC_ISYM_EXECUTE_COMMAND_LINE, |
cd5ecab6 | 397 | GFC_ISYM_EXIT, |
6de9cd9a DN |
398 | GFC_ISYM_EXP, |
399 | GFC_ISYM_EXPONENT, | |
cf2b3c22 | 400 | GFC_ISYM_EXTENDS_TYPE_OF, |
35059811 | 401 | GFC_ISYM_FDATE, |
f1abbf69 | 402 | GFC_ISYM_FE_RUNTIME_ERROR, |
5d723e54 FXC |
403 | GFC_ISYM_FGET, |
404 | GFC_ISYM_FGETC, | |
6de9cd9a | 405 | GFC_ISYM_FLOOR, |
cd5ecab6 | 406 | GFC_ISYM_FLUSH, |
df65f093 | 407 | GFC_ISYM_FNUM, |
5d723e54 FXC |
408 | GFC_ISYM_FPUT, |
409 | GFC_ISYM_FPUTC, | |
6de9cd9a | 410 | GFC_ISYM_FRACTION, |
cd5ecab6 DF |
411 | GFC_ISYM_FREE, |
412 | GFC_ISYM_FSEEK, | |
df65f093 | 413 | GFC_ISYM_FSTAT, |
5d723e54 | 414 | GFC_ISYM_FTELL, |
7bc19392 | 415 | GFC_ISYM_TGAMMA, |
cd5ecab6 DF |
416 | GFC_ISYM_GERROR, |
417 | GFC_ISYM_GETARG, | |
418 | GFC_ISYM_GET_COMMAND, | |
419 | GFC_ISYM_GET_COMMAND_ARGUMENT, | |
a8c60d7f | 420 | GFC_ISYM_GETCWD, |
cd5ecab6 DF |
421 | GFC_ISYM_GETENV, |
422 | GFC_ISYM_GET_ENVIRONMENT_VARIABLE, | |
4c0c6b9f | 423 | GFC_ISYM_GETGID, |
cd5ecab6 | 424 | GFC_ISYM_GETLOG, |
4c0c6b9f SK |
425 | GFC_ISYM_GETPID, |
426 | GFC_ISYM_GETUID, | |
cd5ecab6 | 427 | GFC_ISYM_GMTIME, |
f77b6ca3 | 428 | GFC_ISYM_HOSTNM, |
cd5ecab6 | 429 | GFC_ISYM_HUGE, |
f489fba1 | 430 | GFC_ISYM_HYPOT, |
6de9cd9a | 431 | GFC_ISYM_IACHAR, |
195a95c4 | 432 | GFC_ISYM_IALL, |
6de9cd9a | 433 | GFC_ISYM_IAND, |
195a95c4 | 434 | GFC_ISYM_IANY, |
b41b2534 | 435 | GFC_ISYM_IARGC, |
6de9cd9a DN |
436 | GFC_ISYM_IBCLR, |
437 | GFC_ISYM_IBITS, | |
438 | GFC_ISYM_IBSET, | |
439 | GFC_ISYM_ICHAR, | |
cd5ecab6 | 440 | GFC_ISYM_IDATE, |
6de9cd9a | 441 | GFC_ISYM_IEOR, |
f77b6ca3 | 442 | GFC_ISYM_IERRNO, |
64f002ed | 443 | GFC_ISYM_IMAGE_INDEX, |
6de9cd9a DN |
444 | GFC_ISYM_INDEX, |
445 | GFC_ISYM_INT, | |
bf3fb7e4 FXC |
446 | GFC_ISYM_INT2, |
447 | GFC_ISYM_INT8, | |
6de9cd9a | 448 | GFC_ISYM_IOR, |
195a95c4 | 449 | GFC_ISYM_IPARITY, |
2bd74949 | 450 | GFC_ISYM_IRAND, |
ae8b8789 | 451 | GFC_ISYM_ISATTY, |
bae89173 FXC |
452 | GFC_ISYM_IS_IOSTAT_END, |
453 | GFC_ISYM_IS_IOSTAT_EOR, | |
3d97b1af | 454 | GFC_ISYM_ISNAN, |
6de9cd9a DN |
455 | GFC_ISYM_ISHFT, |
456 | GFC_ISYM_ISHFTC, | |
cd5ecab6 DF |
457 | GFC_ISYM_ITIME, |
458 | GFC_ISYM_J0, | |
459 | GFC_ISYM_J1, | |
460 | GFC_ISYM_JN, | |
29698e0f | 461 | GFC_ISYM_JN2, |
f77b6ca3 | 462 | GFC_ISYM_KILL, |
cd5ecab6 | 463 | GFC_ISYM_KIND, |
6de9cd9a | 464 | GFC_ISYM_LBOUND, |
64f002ed | 465 | GFC_ISYM_LCOBOUND, |
414f00e9 | 466 | GFC_ISYM_LEADZ, |
6de9cd9a DN |
467 | GFC_ISYM_LEN, |
468 | GFC_ISYM_LEN_TRIM, | |
88607a9a | 469 | GFC_ISYM_LGAMMA, |
6de9cd9a DN |
470 | GFC_ISYM_LGE, |
471 | GFC_ISYM_LGT, | |
cd5ecab6 | 472 | GFC_ISYM_LINK, |
6de9cd9a DN |
473 | GFC_ISYM_LLE, |
474 | GFC_ISYM_LLT, | |
83d890b9 | 475 | GFC_ISYM_LOC, |
bf3fb7e4 | 476 | GFC_ISYM_LOG, |
6de9cd9a DN |
477 | GFC_ISYM_LOG10, |
478 | GFC_ISYM_LOGICAL, | |
bf3fb7e4 | 479 | GFC_ISYM_LONG, |
a119fc1c | 480 | GFC_ISYM_LSHIFT, |
bf3fb7e4 | 481 | GFC_ISYM_LSTAT, |
cd5ecab6 | 482 | GFC_ISYM_LTIME, |
0d519038 | 483 | GFC_ISYM_MALLOC, |
88a95a11 FXC |
484 | GFC_ISYM_MASKL, |
485 | GFC_ISYM_MASKR, | |
6de9cd9a DN |
486 | GFC_ISYM_MATMUL, |
487 | GFC_ISYM_MAX, | |
cd5ecab6 | 488 | GFC_ISYM_MAXEXPONENT, |
6de9cd9a DN |
489 | GFC_ISYM_MAXLOC, |
490 | GFC_ISYM_MAXVAL, | |
bf3fb7e4 FXC |
491 | GFC_ISYM_MCLOCK, |
492 | GFC_ISYM_MCLOCK8, | |
6de9cd9a | 493 | GFC_ISYM_MERGE, |
88a95a11 | 494 | GFC_ISYM_MERGE_BITS, |
6de9cd9a | 495 | GFC_ISYM_MIN, |
cd5ecab6 | 496 | GFC_ISYM_MINEXPONENT, |
6de9cd9a DN |
497 | GFC_ISYM_MINLOC, |
498 | GFC_ISYM_MINVAL, | |
499 | GFC_ISYM_MOD, | |
500 | GFC_ISYM_MODULO, | |
cd5ecab6 DF |
501 | GFC_ISYM_MOVE_ALLOC, |
502 | GFC_ISYM_MVBITS, | |
6de9cd9a | 503 | GFC_ISYM_NEAREST, |
cd5ecab6 | 504 | GFC_ISYM_NEW_LINE, |
6de9cd9a | 505 | GFC_ISYM_NINT, |
0cd0559e | 506 | GFC_ISYM_NORM2, |
6de9cd9a | 507 | GFC_ISYM_NOT, |
cd5ecab6 | 508 | GFC_ISYM_NULL, |
60386f50 | 509 | GFC_ISYM_NUM_IMAGES, |
5d723e54 | 510 | GFC_ISYM_OR, |
6de9cd9a | 511 | GFC_ISYM_PACK, |
0cd0559e | 512 | GFC_ISYM_PARITY, |
cd5ecab6 | 513 | GFC_ISYM_PERROR, |
ad5f4de2 FXC |
514 | GFC_ISYM_POPCNT, |
515 | GFC_ISYM_POPPAR, | |
cd5ecab6 | 516 | GFC_ISYM_PRECISION, |
6de9cd9a DN |
517 | GFC_ISYM_PRESENT, |
518 | GFC_ISYM_PRODUCT, | |
cd5ecab6 | 519 | GFC_ISYM_RADIX, |
2bd74949 | 520 | GFC_ISYM_RAND, |
cd5ecab6 DF |
521 | GFC_ISYM_RANDOM_NUMBER, |
522 | GFC_ISYM_RANDOM_SEED, | |
523 | GFC_ISYM_RANGE, | |
2514987f | 524 | GFC_ISYM_RANK, |
6de9cd9a | 525 | GFC_ISYM_REAL, |
f77b6ca3 | 526 | GFC_ISYM_RENAME, |
6de9cd9a DN |
527 | GFC_ISYM_REPEAT, |
528 | GFC_ISYM_RESHAPE, | |
529 | GFC_ISYM_RRSPACING, | |
cd5ecab6 | 530 | GFC_ISYM_RSHIFT, |
cf2b3c22 | 531 | GFC_ISYM_SAME_TYPE_AS, |
a39fafac | 532 | GFC_ISYM_SC_KIND, |
6de9cd9a DN |
533 | GFC_ISYM_SCALE, |
534 | GFC_ISYM_SCAN, | |
53096259 | 535 | GFC_ISYM_SECNDS, |
cd5ecab6 | 536 | GFC_ISYM_SECOND, |
6de9cd9a DN |
537 | GFC_ISYM_SET_EXPONENT, |
538 | GFC_ISYM_SHAPE, | |
88a95a11 FXC |
539 | GFC_ISYM_SHIFTA, |
540 | GFC_ISYM_SHIFTL, | |
541 | GFC_ISYM_SHIFTR, | |
f0f67c96 | 542 | GFC_ISYM_BACKTRACE, |
6de9cd9a | 543 | GFC_ISYM_SIGN, |
185d7d97 | 544 | GFC_ISYM_SIGNAL, |
cd5ecab6 | 545 | GFC_ISYM_SI_KIND, |
6de9cd9a DN |
546 | GFC_ISYM_SIN, |
547 | GFC_ISYM_SINH, | |
548 | GFC_ISYM_SIZE, | |
cd5ecab6 | 549 | GFC_ISYM_SLEEP, |
fd2157ce | 550 | GFC_ISYM_SIZEOF, |
6de9cd9a DN |
551 | GFC_ISYM_SPACING, |
552 | GFC_ISYM_SPREAD, | |
553 | GFC_ISYM_SQRT, | |
cd5ecab6 | 554 | GFC_ISYM_SRAND, |
6de9cd9a | 555 | GFC_ISYM_SR_KIND, |
df65f093 | 556 | GFC_ISYM_STAT, |
048510c8 | 557 | GFC_ISYM_STORAGE_SIZE, |
0881224e | 558 | GFC_ISYM_STRIDE, |
6de9cd9a | 559 | GFC_ISYM_SUM, |
cd5ecab6 | 560 | GFC_ISYM_SYMLINK, |
f77b6ca3 | 561 | GFC_ISYM_SYMLNK, |
5b1374e9 | 562 | GFC_ISYM_SYSTEM, |
cd5ecab6 | 563 | GFC_ISYM_SYSTEM_CLOCK, |
6de9cd9a DN |
564 | GFC_ISYM_TAN, |
565 | GFC_ISYM_TANH, | |
64f002ed | 566 | GFC_ISYM_THIS_IMAGE, |
f77b6ca3 FXC |
567 | GFC_ISYM_TIME, |
568 | GFC_ISYM_TIME8, | |
cd5ecab6 | 569 | GFC_ISYM_TINY, |
414f00e9 | 570 | GFC_ISYM_TRAILZ, |
6de9cd9a DN |
571 | GFC_ISYM_TRANSFER, |
572 | GFC_ISYM_TRANSPOSE, | |
573 | GFC_ISYM_TRIM, | |
25fc05eb | 574 | GFC_ISYM_TTYNAM, |
6de9cd9a | 575 | GFC_ISYM_UBOUND, |
64f002ed | 576 | GFC_ISYM_UCOBOUND, |
d8fe26b2 SK |
577 | GFC_ISYM_UMASK, |
578 | GFC_ISYM_UNLINK, | |
6de9cd9a DN |
579 | GFC_ISYM_UNPACK, |
580 | GFC_ISYM_VERIFY, | |
5d723e54 | 581 | GFC_ISYM_XOR, |
cd5ecab6 DF |
582 | GFC_ISYM_Y0, |
583 | GFC_ISYM_Y1, | |
29698e0f TB |
584 | GFC_ISYM_YN, |
585 | GFC_ISYM_YN2 | |
6de9cd9a | 586 | }; |
6de9cd9a | 587 | |
a79683d5 | 588 | enum init_local_logical |
51b09ce3 AL |
589 | { |
590 | GFC_INIT_LOGICAL_OFF = 0, | |
591 | GFC_INIT_LOGICAL_FALSE, | |
592 | GFC_INIT_LOGICAL_TRUE | |
a79683d5 | 593 | }; |
51b09ce3 | 594 | |
a79683d5 | 595 | enum init_local_character |
51b09ce3 AL |
596 | { |
597 | GFC_INIT_CHARACTER_OFF = 0, | |
598 | GFC_INIT_CHARACTER_ON | |
a79683d5 | 599 | }; |
51b09ce3 | 600 | |
a79683d5 | 601 | enum init_local_integer |
51b09ce3 AL |
602 | { |
603 | GFC_INIT_INTEGER_OFF = 0, | |
604 | GFC_INIT_INTEGER_ON | |
a79683d5 | 605 | }; |
51b09ce3 | 606 | |
a79683d5 | 607 | enum gfc_reverse |
3d03ead0 | 608 | { |
aed5574e PT |
609 | GFC_ENABLE_REVERSE, |
610 | GFC_FORWARD_SET, | |
3d03ead0 | 611 | GFC_REVERSE_SET, |
aed5574e | 612 | GFC_INHIBIT_REVERSE |
a79683d5 | 613 | }; |
3d03ead0 | 614 | |
6de9cd9a DN |
615 | /************************* Structures *****************************/ |
616 | ||
5cf54585 TS |
617 | /* Used for keeping things in balanced binary trees. */ |
618 | #define BBT_HEADER(self) int priority; struct self *left, *right | |
619 | ||
7306b628 | 620 | #define NAMED_INTCST(a,b,c,d) a, |
be1f1ed9 | 621 | #define NAMED_KINDARRAY(a,b,c,d) a, |
d000aa67 | 622 | #define NAMED_FUNCTION(a,b,c,d) a, |
cadddfdd | 623 | #define NAMED_SUBROUTINE(a,b,c,d) a, |
fea54935 | 624 | #define NAMED_DERIVED_TYPE(a,b,c,d) a, |
a79683d5 | 625 | enum iso_fortran_env_symbol |
a8b3b0b6 CR |
626 | { |
627 | ISOFORTRANENV_INVALID = -1, | |
628 | #include "iso-fortran-env.def" | |
629 | ISOFORTRANENV_LAST, ISOFORTRANENV_NUMBER = ISOFORTRANENV_LAST | |
a79683d5 | 630 | }; |
d000aa67 | 631 | #undef NAMED_INTCST |
be1f1ed9 | 632 | #undef NAMED_KINDARRAY |
d000aa67 | 633 | #undef NAMED_FUNCTION |
cadddfdd | 634 | #undef NAMED_SUBROUTINE |
fea54935 | 635 | #undef NAMED_DERIVED_TYPE |
a8b3b0b6 | 636 | |
7306b628 | 637 | #define NAMED_INTCST(a,b,c,d) a, |
28d0b595 TB |
638 | #define NAMED_REALCST(a,b,c,d) a, |
639 | #define NAMED_CMPXCST(a,b,c,d) a, | |
a8b3b0b6 CR |
640 | #define NAMED_LOGCST(a,b,c) a, |
641 | #define NAMED_CHARKNDCST(a,b,c) a, | |
642 | #define NAMED_CHARCST(a,b,c) a, | |
643 | #define DERIVED_TYPE(a,b,c) a, | |
d000aa67 | 644 | #define NAMED_FUNCTION(a,b,c,d) a, |
cadddfdd | 645 | #define NAMED_SUBROUTINE(a,b,c,d) a, |
a79683d5 | 646 | enum iso_c_binding_symbol |
a8b3b0b6 | 647 | { |
4d382327 | 648 | ISOCBINDING_INVALID = -1, |
a8b3b0b6 CR |
649 | #include "iso-c-binding.def" |
650 | ISOCBINDING_LAST, | |
651 | ISOCBINDING_NUMBER = ISOCBINDING_LAST | |
a79683d5 | 652 | }; |
a8b3b0b6 CR |
653 | #undef NAMED_INTCST |
654 | #undef NAMED_REALCST | |
655 | #undef NAMED_CMPXCST | |
656 | #undef NAMED_LOGCST | |
657 | #undef NAMED_CHARKNDCST | |
658 | #undef NAMED_CHARCST | |
659 | #undef DERIVED_TYPE | |
d000aa67 | 660 | #undef NAMED_FUNCTION |
cadddfdd | 661 | #undef NAMED_SUBROUTINE |
a8b3b0b6 | 662 | |
a79683d5 | 663 | enum intmod_id |
a8b3b0b6 | 664 | { |
8b198102 FXC |
665 | INTMOD_NONE = 0, INTMOD_ISO_FORTRAN_ENV, INTMOD_ISO_C_BINDING, |
666 | INTMOD_IEEE_FEATURES, INTMOD_IEEE_EXCEPTIONS, INTMOD_IEEE_ARITHMETIC | |
a79683d5 | 667 | }; |
a8b3b0b6 CR |
668 | |
669 | typedef struct | |
670 | { | |
671 | char name[GFC_MAX_SYMBOL_LEN + 1]; | |
672 | int value; /* Used for both integer and character values. */ | |
673 | bt f90_type; | |
674 | } | |
675 | CInteropKind_t; | |
676 | ||
677 | /* Array of structs, where the structs represent the C interop kinds. | |
678 | The list will be implemented based on a hash of the kind name since | |
679 | these could be accessed multiple times. | |
680 | Declared in trans-types.c as a global, since it's in that file | |
681 | that the list is initialized. */ | |
682 | extern CInteropKind_t c_interop_kinds_table[]; | |
683 | ||
08a6b8e0 TB |
684 | |
685 | /* Structure and list of supported extension attributes. */ | |
2b374f55 | 686 | typedef enum |
08a6b8e0 TB |
687 | { |
688 | EXT_ATTR_DLLIMPORT = 0, | |
689 | EXT_ATTR_DLLEXPORT, | |
690 | EXT_ATTR_STDCALL, | |
691 | EXT_ATTR_CDECL, | |
692 | EXT_ATTR_FASTCALL, | |
e7ac6a7c | 693 | EXT_ATTR_NO_ARG_CHECK, |
08a6b8e0 | 694 | EXT_ATTR_LAST, EXT_ATTR_NUM = EXT_ATTR_LAST |
2b374f55 TB |
695 | } |
696 | ext_attr_id_t; | |
08a6b8e0 TB |
697 | |
698 | typedef struct | |
699 | { | |
700 | const char *name; | |
701 | unsigned id; | |
702 | const char *middle_end_name; | |
703 | } | |
704 | ext_attr_t; | |
705 | ||
706 | extern const ext_attr_t ext_attr_list[]; | |
707 | ||
6de9cd9a DN |
708 | /* Symbol attribute structure. */ |
709 | typedef struct | |
710 | { | |
711 | /* Variable attributes. */ | |
be59db2d | 712 | unsigned allocatable:1, dimension:1, codimension:1, external:1, intrinsic:1, |
59e36b72 | 713 | optional:1, pointer:1, target:1, value:1, volatile_:1, temporary:1, |
e9bd9f7d | 714 | dummy:1, result:1, assign:1, threadprivate:1, not_always_present:1, |
fe4e525c | 715 | implied_index:1, subref_array_pointer:1, proc_pointer:1, asynchronous:1, |
ba8aa6fc | 716 | contiguous:1, fe_temp: 1; |
6de9cd9a | 717 | |
41a394bb DK |
718 | /* For CLASS containers, the pointer attribute is sometimes set internally |
719 | even though it was not directly specified. In this case, keep the | |
720 | "real" (original) value here. */ | |
721 | unsigned class_pointer:1; | |
722 | ||
5349080d TB |
723 | ENUM_BITFIELD (save_state) save:2; |
724 | ||
6de9cd9a | 725 | unsigned data:1, /* Symbol is named in a DATA statement. */ |
8b11b59f | 726 | is_protected:1, /* Symbol has been marked as protected. */ |
993ef28f | 727 | use_assoc:1, /* Symbol has been use-associated. */ |
4668d6f9 PT |
728 | used_in_submodule:1, /* Symbol has been use-associated in a |
729 | submodule. Needed since these entities must | |
730 | be set host associated to be compliant. */ | |
5a8af0b4 | 731 | use_only:1, /* Symbol has been use-associated, with ONLY. */ |
0e5a218b | 732 | use_rename:1, /* Symbol has been use-associated and renamed. */ |
022e30c0 | 733 | imported:1, /* Symbol has been associated by IMPORT. */ |
4d382327 | 734 | host_assoc:1; /* Symbol has been host associated. */ |
6de9cd9a | 735 | |
30aabb86 | 736 | unsigned in_namelist:1, in_common:1, in_equivalence:1; |
69773742 JW |
737 | unsigned function:1, subroutine:1, procedure:1; |
738 | unsigned generic:1, generic_copy:1; | |
d1303acd | 739 | unsigned implicit_type:1; /* Type defined via implicit rules. */ |
ebb479cd | 740 | unsigned untyped:1; /* No implicit type could be found. */ |
6de9cd9a | 741 | |
ebb479cd | 742 | unsigned is_bind_c:1; /* say if is bound to C. */ |
7c1dab0d | 743 | unsigned extension:8; /* extension level of a derived type. */ |
cf2b3c22 | 744 | unsigned is_class:1; /* is a CLASS container. */ |
2e23972e | 745 | unsigned class_ok:1; /* is a CLASS object with correct attributes. */ |
eece1eb9 PT |
746 | unsigned vtab:1; /* is a derived type vtab, pointed to by CLASS objects. */ |
747 | unsigned vtype:1; /* is a derived type of a vtab. */ | |
a8b3b0b6 CR |
748 | |
749 | /* These flags are both in the typespec and attribute. The attribute | |
750 | list is what gets read from/written to a module file. The typespec | |
751 | is created from a decl being processed. */ | |
752 | unsigned is_c_interop:1; /* It's c interoperable. */ | |
753 | unsigned is_iso_c:1; /* Symbol is from iso_c_binding. */ | |
754 | ||
6de9cd9a DN |
755 | /* Function/subroutine attributes */ |
756 | unsigned sequence:1, elemental:1, pure:1, recursive:1; | |
9e1d712c | 757 | unsigned unmaskable:1, masked:1, contained:1, mod_proc:1, abstract:1; |
6de9cd9a | 758 | |
4668d6f9 PT |
759 | /* Set if this is a module function or subroutine. Note that it is an |
760 | attribute because it appears as a prefix in the declaration like | |
761 | PURE, etc.. */ | |
762 | unsigned module_procedure:1; | |
763 | ||
cdd244b8 TB |
764 | /* Set if a (public) symbol [e.g. generic name] exposes this symbol, |
765 | which is relevant for private module procedures. */ | |
766 | unsigned public_used:1; | |
767 | ||
f1f39033 PT |
768 | /* This is set if a contained procedure could be declared pure. This is |
769 | used for certain optimizations that require the result or arguments | |
770 | cannot alias. Note that this is zero for PURE procedures. */ | |
771 | unsigned implicit_pure:1; | |
772 | ||
30c931de PT |
773 | /* This is set for a procedure that contains expressions referencing |
774 | arrays coming from outside its namespace. | |
775 | This is used to force the creation of a temporary when the LHS of | |
776 | an array assignment may be used by an elemental procedure appearing | |
777 | on the RHS. */ | |
778 | unsigned array_outer_dependency:1; | |
779 | ||
fe58e076 TK |
780 | /* This is set if the subroutine doesn't return. Currently, this |
781 | is only possible for intrinsic subroutines. */ | |
782 | unsigned noreturn:1; | |
783 | ||
3d79abbd PB |
784 | /* Set if this procedure is an alternate entry point. These procedures |
785 | don't have any code associated, and the backend will turn them into | |
786 | thunks to the master function. */ | |
787 | unsigned entry:1; | |
8b67b708 | 788 | |
3d79abbd PB |
789 | /* Set if this is the master function for a procedure with multiple |
790 | entry points. */ | |
791 | unsigned entry_master:1; | |
8b67b708 | 792 | |
d198b59a JJ |
793 | /* Set if this is the master function for a function with multiple |
794 | entry points where characteristics of the entry points differ. */ | |
795 | unsigned mixed_entry_master:1; | |
3d79abbd | 796 | |
6de9cd9a DN |
797 | /* Set if a function must always be referenced by an explicit interface. */ |
798 | unsigned always_explicit:1; | |
799 | ||
8e54f139 TB |
800 | /* Set if the symbol is generated and, hence, standard violations |
801 | shouldn't be flaged. */ | |
802 | unsigned artificial:1; | |
803 | ||
6de9cd9a DN |
804 | /* Set if the symbol has been referenced in an expression. No further |
805 | modification of type or type parameters is permitted. */ | |
806 | unsigned referenced:1; | |
807 | ||
ecf24057 | 808 | /* Set if this is the symbol for the main program. */ |
8b67b708 FXC |
809 | unsigned is_main_program:1; |
810 | ||
6de9cd9a | 811 | /* Mutually exclusive multibit attributes. */ |
5f42ddb0 KG |
812 | ENUM_BITFIELD (gfc_access) access:2; |
813 | ENUM_BITFIELD (sym_intent) intent:2; | |
814 | ENUM_BITFIELD (sym_flavor) flavor:4; | |
815 | ENUM_BITFIELD (ifsrc) if_source:2; | |
6de9cd9a | 816 | |
5f42ddb0 | 817 | ENUM_BITFIELD (procedure_type) proc:3; |
949446f5 | 818 | |
83d890b9 | 819 | /* Special attributes for Cray pointers, pointees. */ |
949446f5 | 820 | unsigned cray_pointer:1, cray_pointee:1; |
6de9cd9a | 821 | |
4d382327 | 822 | /* The symbol is a derived type with allocatable components, pointer |
713485cc JW |
823 | components or private components, procedure pointer components, |
824 | possibly nested. zero_comp is true if the derived type has no | |
4d382327 | 825 | component at all. defined_assign_comp is true if the derived |
8b704316 PT |
826 | type or a (sub-)component has a typebound defined assignment. |
827 | unlimited_polymorphic flags the type of the container for these | |
828 | entities. */ | |
713485cc | 829 | unsigned alloc_comp:1, pointer_comp:1, proc_pointer_comp:1, |
4d382327 | 830 | private_comp:1, zero_comp:1, coarray_comp:1, lock_comp:1, |
8b704316 | 831 | defined_assign_comp:1, unlimited_polymorphic:1; |
77bb16aa | 832 | |
aa271860 PT |
833 | /* This is a temporary selector for SELECT TYPE or an associate |
834 | variable for SELECT_TYPE or ASSOCIATE. */ | |
835 | unsigned select_type_temporary:1, associate_var:1; | |
8c91ab34 | 836 | |
5f23671d JJ |
837 | /* This is omp_{out,in,priv,orig} artificial variable in |
838 | !$OMP DECLARE REDUCTION. */ | |
839 | unsigned omp_udr_artificial_var:1; | |
840 | ||
f014c653 JJ |
841 | /* Mentioned in OMP DECLARE TARGET. */ |
842 | unsigned omp_declare_target:1; | |
843 | ||
dc7a8b4b JN |
844 | /* Mentioned in OACC DECLARE. */ |
845 | unsigned oacc_declare_create:1; | |
846 | unsigned oacc_declare_copyin:1; | |
847 | unsigned oacc_declare_deviceptr:1; | |
848 | unsigned oacc_declare_device_resident:1; | |
849 | unsigned oacc_declare_link:1; | |
850 | ||
08a6b8e0 TB |
851 | /* Attributes set by compiler extensions (!GCC$ ATTRIBUTES). */ |
852 | unsigned ext_attr:EXT_ATTR_NUM; | |
853 | ||
1eee5628 TB |
854 | /* The namespace where the attribute has been set. */ |
855 | struct gfc_namespace *volatile_ns, *asynchronous_ns; | |
6de9cd9a DN |
856 | } |
857 | symbol_attribute; | |
858 | ||
859 | ||
8fc541d3 FXC |
860 | /* We need to store source lines as sequences of multibyte source |
861 | characters. We define here a type wide enough to hold any multibyte | |
862 | source character, just like libcpp does. A 32-bit type is enough. */ | |
863 | ||
864 | #if HOST_BITS_PER_INT >= 32 | |
865 | typedef unsigned int gfc_char_t; | |
866 | #elif HOST_BITS_PER_LONG >= 32 | |
867 | typedef unsigned long gfc_char_t; | |
868 | #elif defined(HAVE_LONG_LONG) && (HOST_BITS_PER_LONGLONG >= 32) | |
869 | typedef unsigned long long gfc_char_t; | |
870 | #else | |
871 | # error "Cannot find an integer type with at least 32 bits" | |
872 | #endif | |
873 | ||
874 | ||
d4fa05b9 | 875 | /* The following three structures are used to identify a location in |
949446f5 BF |
876 | the sources. |
877 | ||
d4fa05b9 TS |
878 | gfc_file is used to maintain a tree of the source files and how |
879 | they include each other | |
6de9cd9a | 880 | |
d4fa05b9 TS |
881 | gfc_linebuf holds a single line of source code and information |
882 | which file it resides in | |
6de9cd9a | 883 | |
d4fa05b9 | 884 | locus point to the sourceline and the character in the source |
949446f5 | 885 | line. |
d4fa05b9 | 886 | */ |
6de9cd9a | 887 | |
949446f5 | 888 | typedef struct gfc_file |
6de9cd9a | 889 | { |
1b271c9b | 890 | struct gfc_file *next, *up; |
d4fa05b9 TS |
891 | int inclusion_line, line; |
892 | char *filename; | |
893 | } gfc_file; | |
894 | ||
949446f5 | 895 | typedef struct gfc_linebuf |
d4fa05b9 | 896 | { |
c8cc8542 | 897 | source_location location; |
d4fa05b9 TS |
898 | struct gfc_file *file; |
899 | struct gfc_linebuf *next; | |
900 | ||
ba1defa5 | 901 | int truncated; |
9e8a6720 | 902 | bool dbg_emitted; |
ba1defa5 | 903 | |
8fc541d3 | 904 | gfc_char_t line[1]; |
d4fa05b9 | 905 | } gfc_linebuf; |
4cdf7223 PB |
906 | |
907 | #define gfc_linebuf_header_size (offsetof (gfc_linebuf, line)) | |
908 | ||
5ffeb913 | 909 | #define gfc_linebuf_linenum(LBUF) (LOCATION_LINE ((LBUF)->location)) |
5ffeb913 | 910 | |
949446f5 | 911 | typedef struct |
d4fa05b9 | 912 | { |
8fc541d3 | 913 | gfc_char_t *nextc; |
d4fa05b9 TS |
914 | gfc_linebuf *lb; |
915 | } locus; | |
6de9cd9a | 916 | |
0ce0154c KG |
917 | /* In order for the "gfc" format checking to work correctly, you must |
918 | have declared a typedef locus first. */ | |
919 | #if GCC_VERSION >= 4001 | |
920 | #define ATTRIBUTE_GCC_GFC(m, n) __attribute__ ((__format__ (__gcc_gfc__, m, n))) ATTRIBUTE_NONNULL(m) | |
921 | #else | |
922 | #define ATTRIBUTE_GCC_GFC(m, n) ATTRIBUTE_NONNULL(m) | |
923 | #endif | |
924 | ||
6de9cd9a | 925 | |
a3d3c0f5 DK |
926 | /* Suppress error messages or re-enable them. */ |
927 | ||
928 | void gfc_push_suppress_errors (void); | |
929 | void gfc_pop_suppress_errors (void); | |
6de9cd9a DN |
930 | |
931 | ||
932 | /* Character length structures hold the expression that gives the | |
933 | length of a character variable. We avoid putting these into | |
934 | gfc_typespec because doing so prevents us from doing structure | |
935 | copies and forces us to deallocate any typespecs we create, as well | |
936 | as structures that contain typespecs. They also can have multiple | |
937 | character typespecs pointing to them. | |
938 | ||
939 | These structures form a singly linked list within the current | |
940 | namespace and are deallocated with the namespace. It is possible to | |
941 | end up with gfc_charlen structures that have nothing pointing to them. */ | |
942 | ||
943 | typedef struct gfc_charlen | |
944 | { | |
945 | struct gfc_expr *length; | |
946 | struct gfc_charlen *next; | |
c03fc95d | 947 | bool length_from_typespec; /* Length from explicit array ctor typespec? */ |
6de9cd9a | 948 | tree backend_decl; |
e69afb29 | 949 | tree passed_length; /* Length argument explicitly passed. */ |
110eec24 TS |
950 | |
951 | int resolved; | |
6de9cd9a DN |
952 | } |
953 | gfc_charlen; | |
954 | ||
ece3f663 | 955 | #define gfc_get_charlen() XCNEW (gfc_charlen) |
6de9cd9a | 956 | |
bc21d315 | 957 | /* Type specification structure. */ |
6de9cd9a DN |
958 | typedef struct |
959 | { | |
960 | bt type; | |
961 | int kind; | |
bc21d315 JW |
962 | |
963 | union | |
964 | { | |
965 | struct gfc_symbol *derived; /* For derived types only. */ | |
966 | gfc_charlen *cl; /* For character types only. */ | |
401fcd3b | 967 | int pad; /* For hollerith types only. */ |
bc21d315 JW |
968 | } |
969 | u; | |
970 | ||
32d99e68 | 971 | struct gfc_symbol *interface; /* For PROCEDURE declarations. */ |
a8b3b0b6 CR |
972 | int is_c_interop; |
973 | int is_iso_c; | |
e69afb29 SK |
974 | bt f90_type; |
975 | bool deferred; | |
6de9cd9a DN |
976 | } |
977 | gfc_typespec; | |
978 | ||
979 | /* Array specification. */ | |
980 | typedef struct | |
981 | { | |
c62c6622 | 982 | int rank; /* A scalar has a rank of 0, an assumed-rank array has -1. */ |
be59db2d | 983 | int corank; |
178f9aa1 | 984 | array_type type, cotype; |
6de9cd9a | 985 | struct gfc_expr *lower[GFC_MAX_DIMENSIONS], *upper[GFC_MAX_DIMENSIONS]; |
83d890b9 AL |
986 | |
987 | /* These two fields are used with the Cray Pointer extension. */ | |
988 | bool cray_pointee; /* True iff this spec belongs to a cray pointee. */ | |
989 | bool cp_was_assumed; /* AS_ASSUMED_SIZE cp arrays are converted to | |
990 | AS_EXPLICIT, but we want to remember that we | |
991 | did this. */ | |
9b7df66f TK |
992 | |
993 | bool resolved; | |
6de9cd9a DN |
994 | } |
995 | gfc_array_spec; | |
996 | ||
ece3f663 | 997 | #define gfc_get_array_spec() XCNEW (gfc_array_spec) |
6de9cd9a DN |
998 | |
999 | ||
1000 | /* Components of derived types. */ | |
1001 | typedef struct gfc_component | |
1002 | { | |
cb9e4f55 | 1003 | const char *name; |
6de9cd9a DN |
1004 | gfc_typespec ts; |
1005 | ||
d4b7d0f0 | 1006 | symbol_attribute attr; |
6de9cd9a DN |
1007 | gfc_array_spec *as; |
1008 | ||
1009 | tree backend_decl; | |
b3c1b8a1 MM |
1010 | /* Used to cache a FIELD_DECL matching this same component |
1011 | but applied to a different backend containing type that was | |
1012 | generated by gfc_nonrestricted_type. */ | |
1013 | tree norestrict_decl; | |
6de9cd9a DN |
1014 | locus loc; |
1015 | struct gfc_expr *initializer; | |
1016 | struct gfc_component *next; | |
713485cc | 1017 | |
90661f26 | 1018 | /* Needed for procedure pointer components. */ |
90661f26 | 1019 | struct gfc_typebound_proc *tb; |
6de9cd9a DN |
1020 | } |
1021 | gfc_component; | |
1022 | ||
ece3f663 | 1023 | #define gfc_get_component() XCNEW (gfc_component) |
6de9cd9a DN |
1024 | |
1025 | /* Formal argument lists are lists of symbols. */ | |
1026 | typedef struct gfc_formal_arglist | |
1027 | { | |
4f613946 | 1028 | /* Symbol representing the argument at this position in the arglist. */ |
6de9cd9a | 1029 | struct gfc_symbol *sym; |
4f613946 | 1030 | /* Points to the next formal argument. */ |
6de9cd9a DN |
1031 | struct gfc_formal_arglist *next; |
1032 | } | |
1033 | gfc_formal_arglist; | |
1034 | ||
ece3f663 | 1035 | #define gfc_get_formal_arglist() XCNEW (gfc_formal_arglist) |
6de9cd9a DN |
1036 | |
1037 | ||
1038 | /* The gfc_actual_arglist structure is for actual arguments. */ | |
1039 | typedef struct gfc_actual_arglist | |
1040 | { | |
cb9e4f55 | 1041 | const char *name; |
6de9cd9a DN |
1042 | /* Alternate return label when the expr member is null. */ |
1043 | struct gfc_st_label *label; | |
1044 | ||
1600fe22 TS |
1045 | /* This is set to the type of an eventual omitted optional |
1046 | argument. This is used to determine if a hidden string length | |
1047 | argument has to be added to a function call. */ | |
1048 | bt missing_arg_type; | |
1049 | ||
6de9cd9a DN |
1050 | struct gfc_expr *expr; |
1051 | struct gfc_actual_arglist *next; | |
1052 | } | |
1053 | gfc_actual_arglist; | |
1054 | ||
ece3f663 | 1055 | #define gfc_get_actual_arglist() XCNEW (gfc_actual_arglist) |
6de9cd9a DN |
1056 | |
1057 | ||
1058 | /* Because a symbol can belong to multiple namelists, they must be | |
1059 | linked externally to the symbol itself. */ | |
1060 | typedef struct gfc_namelist | |
1061 | { | |
1062 | struct gfc_symbol *sym; | |
1063 | struct gfc_namelist *next; | |
1064 | } | |
1065 | gfc_namelist; | |
1066 | ||
ece3f663 | 1067 | #define gfc_get_namelist() XCNEW (gfc_namelist) |
6de9cd9a | 1068 | |
41dbbb37 TS |
1069 | /* Likewise to gfc_namelist, but contains expressions. */ |
1070 | typedef struct gfc_expr_list | |
1071 | { | |
1072 | struct gfc_expr *expr; | |
1073 | struct gfc_expr_list *next; | |
1074 | } | |
1075 | gfc_expr_list; | |
1076 | ||
1077 | #define gfc_get_expr_list() XCNEW (gfc_expr_list) | |
1078 | ||
a79683d5 | 1079 | enum gfc_omp_reduction_op |
5f23671d JJ |
1080 | { |
1081 | OMP_REDUCTION_NONE = -1, | |
1082 | OMP_REDUCTION_PLUS = INTRINSIC_PLUS, | |
1083 | OMP_REDUCTION_MINUS = INTRINSIC_MINUS, | |
1084 | OMP_REDUCTION_TIMES = INTRINSIC_TIMES, | |
1085 | OMP_REDUCTION_AND = INTRINSIC_AND, | |
1086 | OMP_REDUCTION_OR = INTRINSIC_OR, | |
1087 | OMP_REDUCTION_EQV = INTRINSIC_EQV, | |
1088 | OMP_REDUCTION_NEQV = INTRINSIC_NEQV, | |
1089 | OMP_REDUCTION_MAX = GFC_INTRINSIC_END, | |
1090 | OMP_REDUCTION_MIN, | |
1091 | OMP_REDUCTION_IAND, | |
1092 | OMP_REDUCTION_IOR, | |
1093 | OMP_REDUCTION_IEOR, | |
1094 | OMP_REDUCTION_USER | |
a79683d5 | 1095 | }; |
5f23671d | 1096 | |
a79683d5 | 1097 | enum gfc_omp_depend_op |
f014c653 JJ |
1098 | { |
1099 | OMP_DEPEND_IN, | |
1100 | OMP_DEPEND_OUT, | |
1101 | OMP_DEPEND_INOUT | |
a79683d5 | 1102 | }; |
f014c653 | 1103 | |
a79683d5 | 1104 | enum gfc_omp_map_op |
f014c653 JJ |
1105 | { |
1106 | OMP_MAP_ALLOC, | |
1107 | OMP_MAP_TO, | |
1108 | OMP_MAP_FROM, | |
41dbbb37 TS |
1109 | OMP_MAP_TOFROM, |
1110 | OMP_MAP_FORCE_ALLOC, | |
1111 | OMP_MAP_FORCE_DEALLOC, | |
1112 | OMP_MAP_FORCE_TO, | |
1113 | OMP_MAP_FORCE_FROM, | |
1114 | OMP_MAP_FORCE_TOFROM, | |
1115 | OMP_MAP_FORCE_PRESENT, | |
dc7a8b4b JN |
1116 | OMP_MAP_FORCE_DEVICEPTR, |
1117 | OMP_MAP_DEVICE_RESIDENT, | |
1118 | OMP_MAP_LINK | |
a79683d5 | 1119 | }; |
f014c653 | 1120 | |
dd2fc525 JJ |
1121 | /* For use in OpenMP clauses in case we need extra information |
1122 | (aligned clause alignment, linear clause step, etc.). */ | |
1123 | ||
1124 | typedef struct gfc_omp_namelist | |
1125 | { | |
1126 | struct gfc_symbol *sym; | |
1127 | struct gfc_expr *expr; | |
f014c653 JJ |
1128 | union |
1129 | { | |
1130 | gfc_omp_reduction_op reduction_op; | |
1131 | gfc_omp_depend_op depend_op; | |
1132 | gfc_omp_map_op map_op; | |
1133 | } u; | |
b46ebd6c | 1134 | struct gfc_omp_namelist_udr *udr; |
dd2fc525 | 1135 | struct gfc_omp_namelist *next; |
2ac33bca | 1136 | locus where; |
dd2fc525 JJ |
1137 | } |
1138 | gfc_omp_namelist; | |
1139 | ||
1140 | #define gfc_get_omp_namelist() XCNEW (gfc_omp_namelist) | |
1141 | ||
6c7a4dfd JJ |
1142 | enum |
1143 | { | |
41dbbb37 TS |
1144 | OMP_LIST_FIRST, |
1145 | OMP_LIST_PRIVATE = OMP_LIST_FIRST, | |
6c7a4dfd JJ |
1146 | OMP_LIST_FIRSTPRIVATE, |
1147 | OMP_LIST_LASTPRIVATE, | |
1148 | OMP_LIST_COPYPRIVATE, | |
1149 | OMP_LIST_SHARED, | |
1150 | OMP_LIST_COPYIN, | |
dd2fc525 JJ |
1151 | OMP_LIST_UNIFORM, |
1152 | OMP_LIST_ALIGNED, | |
1153 | OMP_LIST_LINEAR, | |
f014c653 JJ |
1154 | OMP_LIST_DEPEND, |
1155 | OMP_LIST_MAP, | |
1156 | OMP_LIST_TO, | |
1157 | OMP_LIST_FROM, | |
5f23671d | 1158 | OMP_LIST_REDUCTION, |
41dbbb37 | 1159 | OMP_LIST_DEVICE_RESIDENT, |
dc7a8b4b | 1160 | OMP_LIST_LINK, |
41dbbb37 TS |
1161 | OMP_LIST_USE_DEVICE, |
1162 | OMP_LIST_CACHE, | |
6c7a4dfd JJ |
1163 | OMP_LIST_NUM |
1164 | }; | |
1165 | ||
1166 | /* Because a symbol can belong to multiple namelists, they must be | |
1167 | linked externally to the symbol itself. */ | |
24b97832 ILT |
1168 | |
1169 | enum gfc_omp_sched_kind | |
1170 | { | |
1171 | OMP_SCHED_NONE, | |
1172 | OMP_SCHED_STATIC, | |
1173 | OMP_SCHED_DYNAMIC, | |
1174 | OMP_SCHED_GUIDED, | |
1175 | OMP_SCHED_RUNTIME, | |
1176 | OMP_SCHED_AUTO | |
1177 | }; | |
1178 | ||
1179 | enum gfc_omp_default_sharing | |
1180 | { | |
1181 | OMP_DEFAULT_UNKNOWN, | |
1182 | OMP_DEFAULT_NONE, | |
1183 | OMP_DEFAULT_PRIVATE, | |
1184 | OMP_DEFAULT_SHARED, | |
1185 | OMP_DEFAULT_FIRSTPRIVATE | |
1186 | }; | |
1187 | ||
dd2fc525 JJ |
1188 | enum gfc_omp_proc_bind_kind |
1189 | { | |
1190 | OMP_PROC_BIND_UNKNOWN, | |
1191 | OMP_PROC_BIND_MASTER, | |
1192 | OMP_PROC_BIND_SPREAD, | |
1193 | OMP_PROC_BIND_CLOSE | |
1194 | }; | |
1195 | ||
1196 | enum gfc_omp_cancel_kind | |
1197 | { | |
1198 | OMP_CANCEL_UNKNOWN, | |
1199 | OMP_CANCEL_PARALLEL, | |
1200 | OMP_CANCEL_SECTIONS, | |
1201 | OMP_CANCEL_DO, | |
1202 | OMP_CANCEL_TASKGROUP | |
1203 | }; | |
1204 | ||
6c7a4dfd JJ |
1205 | typedef struct gfc_omp_clauses |
1206 | { | |
1207 | struct gfc_expr *if_expr; | |
20906c66 | 1208 | struct gfc_expr *final_expr; |
6c7a4dfd | 1209 | struct gfc_expr *num_threads; |
dd2fc525 | 1210 | gfc_omp_namelist *lists[OMP_LIST_NUM]; |
24b97832 | 1211 | enum gfc_omp_sched_kind sched_kind; |
6c7a4dfd | 1212 | struct gfc_expr *chunk_size; |
24b97832 | 1213 | enum gfc_omp_default_sharing default_sharing; |
a68ab351 | 1214 | int collapse; |
20906c66 | 1215 | bool nowait, ordered, untied, mergeable; |
dd2fc525 JJ |
1216 | bool inbranch, notinbranch; |
1217 | enum gfc_omp_cancel_kind cancel; | |
1218 | enum gfc_omp_proc_bind_kind proc_bind; | |
1219 | struct gfc_expr *safelen_expr; | |
1220 | struct gfc_expr *simdlen_expr; | |
f014c653 JJ |
1221 | struct gfc_expr *num_teams; |
1222 | struct gfc_expr *device; | |
1223 | struct gfc_expr *thread_limit; | |
1224 | enum gfc_omp_sched_kind dist_sched_kind; | |
1225 | struct gfc_expr *dist_chunk_size; | |
41dbbb37 TS |
1226 | |
1227 | /* OpenACC. */ | |
1228 | struct gfc_expr *async_expr; | |
1229 | struct gfc_expr *gang_expr; | |
1230 | struct gfc_expr *worker_expr; | |
1231 | struct gfc_expr *vector_expr; | |
1232 | struct gfc_expr *num_gangs_expr; | |
1233 | struct gfc_expr *num_workers_expr; | |
1234 | struct gfc_expr *vector_length_expr; | |
1235 | gfc_expr_list *wait_list; | |
1236 | gfc_expr_list *tile_list; | |
1237 | unsigned async:1, gang:1, worker:1, vector:1, seq:1, independent:1; | |
1238 | unsigned wait:1, par_auto:1, gang_static:1; | |
1239 | locus loc; | |
1240 | ||
6c7a4dfd JJ |
1241 | } |
1242 | gfc_omp_clauses; | |
1243 | ||
ece3f663 | 1244 | #define gfc_get_omp_clauses() XCNEW (gfc_omp_clauses) |
6c7a4dfd | 1245 | |
6de9cd9a | 1246 | |
dc7a8b4b JN |
1247 | /* Node in the linked list used for storing !$oacc declare constructs. */ |
1248 | ||
1249 | typedef struct gfc_oacc_declare | |
1250 | { | |
1251 | struct gfc_oacc_declare *next; | |
1252 | bool module_var; | |
1253 | gfc_omp_clauses *clauses; | |
1254 | locus loc; | |
1255 | } | |
1256 | gfc_oacc_declare; | |
1257 | ||
1258 | #define gfc_get_oacc_declare() XCNEW (gfc_oacc_declare) | |
1259 | ||
1260 | ||
dd2fc525 JJ |
1261 | /* Node in the linked list used for storing !$omp declare simd constructs. */ |
1262 | ||
1263 | typedef struct gfc_omp_declare_simd | |
1264 | { | |
1265 | struct gfc_omp_declare_simd *next; | |
1266 | locus where; /* Where the !$omp declare simd construct occurred. */ | |
1267 | ||
1268 | gfc_symbol *proc_name; | |
1269 | ||
1270 | gfc_omp_clauses *clauses; | |
1271 | } | |
1272 | gfc_omp_declare_simd; | |
1273 | #define gfc_get_omp_declare_simd() XCNEW (gfc_omp_declare_simd) | |
1274 | ||
5f23671d JJ |
1275 | typedef struct gfc_omp_udr |
1276 | { | |
1277 | struct gfc_omp_udr *next; | |
1278 | locus where; /* Where the !$omp declare reduction construct occurred. */ | |
1279 | ||
1280 | const char *name; | |
1281 | gfc_typespec ts; | |
1282 | gfc_omp_reduction_op rop; | |
1283 | ||
1284 | struct gfc_symbol *omp_out; | |
1285 | struct gfc_symbol *omp_in; | |
1286 | struct gfc_namespace *combiner_ns; | |
1287 | ||
1288 | struct gfc_symbol *omp_priv; | |
1289 | struct gfc_symbol *omp_orig; | |
1290 | struct gfc_namespace *initializer_ns; | |
1291 | } | |
1292 | gfc_omp_udr; | |
1293 | #define gfc_get_omp_udr() XCNEW (gfc_omp_udr) | |
dd2fc525 | 1294 | |
b46ebd6c JJ |
1295 | typedef struct gfc_omp_namelist_udr |
1296 | { | |
1297 | struct gfc_omp_udr *udr; | |
1298 | struct gfc_code *combiner; | |
1299 | struct gfc_code *initializer; | |
1300 | } | |
1301 | gfc_omp_namelist_udr; | |
1302 | #define gfc_get_omp_namelist_udr() XCNEW (gfc_omp_namelist_udr) | |
1303 | ||
d80c695f TS |
1304 | /* The gfc_st_label structure is a BBT attached to a namespace that |
1305 | records the usage of statement labels within that space. */ | |
1306 | ||
6de9cd9a DN |
1307 | typedef struct gfc_st_label |
1308 | { | |
5cf54585 TS |
1309 | BBT_HEADER(gfc_st_label); |
1310 | ||
6de9cd9a DN |
1311 | int value; |
1312 | ||
1313 | gfc_sl_type defined, referenced; | |
1314 | ||
1315 | struct gfc_expr *format; | |
1316 | ||
1317 | tree backend_decl; | |
1318 | ||
1319 | locus where; | |
388902da LK |
1320 | |
1321 | gfc_namespace *ns; | |
6de9cd9a DN |
1322 | } |
1323 | gfc_st_label; | |
1324 | ||
1325 | ||
1326 | /* gfc_interface()-- Interfaces are lists of symbols strung together. */ | |
1327 | typedef struct gfc_interface | |
1328 | { | |
1329 | struct gfc_symbol *sym; | |
1330 | locus where; | |
1331 | struct gfc_interface *next; | |
1332 | } | |
1333 | gfc_interface; | |
1334 | ||
ece3f663 | 1335 | #define gfc_get_interface() XCNEW (gfc_interface) |
6de9cd9a | 1336 | |
6de9cd9a DN |
1337 | /* User operator nodes. These are like stripped down symbols. */ |
1338 | typedef struct | |
1339 | { | |
cb9e4f55 | 1340 | const char *name; |
6de9cd9a | 1341 | |
8b11b59f | 1342 | gfc_interface *op; |
6de9cd9a DN |
1343 | struct gfc_namespace *ns; |
1344 | gfc_access access; | |
1345 | } | |
1346 | gfc_user_op; | |
1347 | ||
30b608eb | 1348 | |
e157f736 DK |
1349 | /* A list of specific bindings that are associated with a generic spec. */ |
1350 | typedef struct gfc_tbp_generic | |
1351 | { | |
1352 | /* The parser sets specific_st, upon resolution we look for the corresponding | |
1353 | gfc_typebound_proc and set specific for further use. */ | |
1354 | struct gfc_symtree* specific_st; | |
1355 | struct gfc_typebound_proc* specific; | |
1356 | ||
1357 | struct gfc_tbp_generic* next; | |
218e1228 | 1358 | bool is_operator; |
e157f736 DK |
1359 | } |
1360 | gfc_tbp_generic; | |
1361 | ||
1362 | #define gfc_get_tbp_generic() XCNEW (gfc_tbp_generic) | |
1363 | ||
1364 | ||
30b608eb | 1365 | /* Data needed for type-bound procedures. */ |
e157f736 | 1366 | typedef struct gfc_typebound_proc |
30b608eb | 1367 | { |
e157f736 DK |
1368 | locus where; /* Where the PROCEDURE/GENERIC definition was. */ |
1369 | ||
1370 | union | |
1371 | { | |
b0e5fa94 | 1372 | struct gfc_symtree* specific; /* The interface if DEFERRED. */ |
e157f736 DK |
1373 | gfc_tbp_generic* generic; |
1374 | } | |
1375 | u; | |
30b608eb DK |
1376 | |
1377 | gfc_access access; | |
90661f26 | 1378 | const char* pass_arg; /* Argument-name for PASS. NULL if not specified. */ |
30b608eb | 1379 | |
e157f736 DK |
1380 | /* The overridden type-bound proc (or GENERIC with this name in the |
1381 | parent-type) or NULL if non. */ | |
1382 | struct gfc_typebound_proc* overridden; | |
1383 | ||
30b608eb DK |
1384 | /* Once resolved, we use the position of pass_arg in the formal arglist of |
1385 | the binding-target procedure to identify it. The first argument has | |
8e1f752a | 1386 | number 1 here, the second 2, and so on. */ |
30b608eb DK |
1387 | unsigned pass_arg_num; |
1388 | ||
1389 | unsigned nopass:1; /* Whether we have NOPASS (PASS otherwise). */ | |
1390 | unsigned non_overridable:1; | |
b0e5fa94 | 1391 | unsigned deferred:1; |
e157f736 DK |
1392 | unsigned is_generic:1; |
1393 | unsigned function:1, subroutine:1; | |
b82657f4 | 1394 | unsigned error:1; /* Ignore it, when an error occurred during resolution. */ |
90661f26 | 1395 | unsigned ppc:1; |
30b608eb DK |
1396 | } |
1397 | gfc_typebound_proc; | |
1398 | ||
1399 | ||
6de9cd9a DN |
1400 | /* Symbol nodes. These are important things. They are what the |
1401 | standard refers to as "entities". The possibly multiple names that | |
1402 | refer to the same entity are accomplished by a binary tree of | |
1403 | symtree structures that is balanced by the red-black method-- more | |
1404 | than one symtree node can point to any given symbol. */ | |
1405 | ||
1406 | typedef struct gfc_symbol | |
1407 | { | |
cb9e4f55 TS |
1408 | const char *name; /* Primary name, before renaming */ |
1409 | const char *module; /* Module this symbol came from */ | |
6de9cd9a DN |
1410 | locus declared_at; |
1411 | ||
1412 | gfc_typespec ts; | |
1413 | symbol_attribute attr; | |
1414 | ||
32d99e68 | 1415 | /* The formal member points to the formal argument list if the |
6de9cd9a DN |
1416 | symbol is a function or subroutine name. If the symbol is a |
1417 | generic name, the generic member points to the list of | |
1418 | interfaces. */ | |
1419 | ||
1420 | gfc_interface *generic; | |
1421 | gfc_access component_access; | |
1422 | ||
1423 | gfc_formal_arglist *formal; | |
1424 | struct gfc_namespace *formal_ns; | |
34523524 DK |
1425 | struct gfc_namespace *f2k_derived; |
1426 | ||
6de9cd9a DN |
1427 | struct gfc_expr *value; /* Parameter/Initializer value */ |
1428 | gfc_array_spec *as; | |
1429 | struct gfc_symbol *result; /* function result symbol */ | |
1430 | gfc_component *components; /* Derived type components */ | |
1431 | ||
83d890b9 AL |
1432 | /* Defined only for Cray pointees; points to their pointer. */ |
1433 | struct gfc_symbol *cp_pointer; | |
1434 | ||
cf2b3c22 TB |
1435 | int entry_id; /* Used in resolve.c for entries. */ |
1436 | ||
7c1dab0d JW |
1437 | /* CLASS hashed name for declared and dynamic types in the class. */ |
1438 | int hash_value; | |
cf2b3c22 | 1439 | |
9056bd70 | 1440 | struct gfc_symbol *common_next; /* Links for COMMON syms */ |
30aabb86 | 1441 | |
a70ba41f MM |
1442 | /* This is only used for pointer comparisons to check if symbols |
1443 | are in the same common block. | |
1444 | In opposition to common_block, the common_head pointer takes into account | |
1445 | equivalences: if A is in a common block C and A and B are in equivalence, | |
1446 | then both A and B have common_head pointing to C, while A's common_block | |
1447 | points to C and B's is NULL. */ | |
30aabb86 PT |
1448 | struct gfc_common_head* common_head; |
1449 | ||
6de9cd9a DN |
1450 | /* Make sure setup code for dummy arguments is generated in the correct |
1451 | order. */ | |
1452 | int dummy_order; | |
1453 | ||
1454 | gfc_namelist *namelist, *namelist_tail; | |
1455 | ||
1456 | /* Change management fields. Symbols that might be modified by the | |
1457 | current statement have the mark member nonzero and are kept in a | |
1458 | singly linked list through the tlink field. Of these symbols, | |
1459 | symbols with old_symbol equal to NULL are symbols created within | |
1460 | the current statement. Otherwise, old_symbol points to a copy of | |
1461 | the old symbol. */ | |
1462 | ||
1463 | struct gfc_symbol *old_symbol, *tlink; | |
8b11b59f | 1464 | unsigned mark:1, gfc_new:1; |
5291e69a PB |
1465 | /* Nonzero if all equivalences associated with this symbol have been |
1466 | processed. */ | |
1467 | unsigned equiv_built:1; | |
31708dc6 RS |
1468 | /* Set if this variable is used as an index name in a FORALL. */ |
1469 | unsigned forall_index:1; | |
4af8d042 MM |
1470 | /* Used to avoid multiple resolutions of a single symbol. */ |
1471 | unsigned resolved:1; | |
4668d6f9 PT |
1472 | /* Set if this is a module function or subroutine with the |
1473 | abreviated declaration in a submodule. */ | |
1474 | unsigned abr_modproc_decl:1; | |
4af8d042 | 1475 | |
6de9cd9a DN |
1476 | int refs; |
1477 | struct gfc_namespace *ns; /* namespace containing this symbol */ | |
1478 | ||
1479 | tree backend_decl; | |
4d382327 | 1480 | |
a8b3b0b6 CR |
1481 | /* Identity of the intrinsic module the symbol comes from, or |
1482 | INTMOD_NONE if it's not imported from a intrinsic module. */ | |
1483 | intmod_id from_intmod; | |
1484 | /* Identity of the symbol from intrinsic modules, from enums maintained | |
1485 | separately by each intrinsic module. Used together with from_intmod, | |
1486 | it uniquely identifies a symbol from an intrinsic module. */ | |
1487 | int intmod_sym_id; | |
1488 | ||
1489 | /* This may be repetitive, since the typespec now has a binding | |
1490 | label field. */ | |
9975a30b | 1491 | const char* binding_label; |
a8b3b0b6 CR |
1492 | /* Store a reference to the common_block, if this symbol is in one. */ |
1493 | struct gfc_common_head *common_block; | |
03af1e4c DK |
1494 | |
1495 | /* Link to corresponding association-list if this is an associate name. */ | |
1496 | struct gfc_association_list *assoc; | |
6de9cd9a DN |
1497 | } |
1498 | gfc_symbol; | |
1499 | ||
dd355a42 MM |
1500 | |
1501 | struct gfc_undo_change_set | |
1502 | { | |
1503 | vec<gfc_symbol *> syms; | |
1504 | vec<gfc_typebound_proc *> tbps; | |
ab68a73e | 1505 | gfc_undo_change_set *previous; |
dd355a42 MM |
1506 | }; |
1507 | ||
1508 | ||
9056bd70 | 1509 | /* This structure is used to keep track of symbols in common blocks. */ |
30aabb86 | 1510 | typedef struct gfc_common_head |
9056bd70 TS |
1511 | { |
1512 | locus where; | |
f014c653 | 1513 | char use_assoc, saved, threadprivate, omp_declare_target; |
53814b8f | 1514 | char name[GFC_MAX_SYMBOL_LEN + 1]; |
30aabb86 | 1515 | struct gfc_symbol *head; |
9975a30b | 1516 | const char* binding_label; |
a8b3b0b6 | 1517 | int is_bind_c; |
6f79f4d1 | 1518 | int refs; |
949446f5 | 1519 | } |
9056bd70 TS |
1520 | gfc_common_head; |
1521 | ||
ece3f663 | 1522 | #define gfc_get_common_head() XCNEW (gfc_common_head) |
9056bd70 TS |
1523 | |
1524 | ||
3d79abbd PB |
1525 | /* A list of all the alternate entry points for a procedure. */ |
1526 | ||
1527 | typedef struct gfc_entry_list | |
1528 | { | |
1529 | /* The symbol for this entry point. */ | |
1530 | gfc_symbol *sym; | |
1531 | /* The zero-based id of this entry point. */ | |
1532 | int id; | |
1533 | /* The LABEL_EXPR marking this entry point. */ | |
1534 | tree label; | |
1933ba0f | 1535 | /* The next item in the list. */ |
3d79abbd PB |
1536 | struct gfc_entry_list *next; |
1537 | } | |
1538 | gfc_entry_list; | |
1539 | ||
93acb62c | 1540 | #define gfc_get_entry_list() XCNEW (gfc_entry_list) |
9056bd70 | 1541 | |
a64f5186 JJ |
1542 | /* Lists of rename info for the USE statement. */ |
1543 | ||
1544 | typedef struct gfc_use_rename | |
1545 | { | |
1546 | char local_name[GFC_MAX_SYMBOL_LEN + 1], use_name[GFC_MAX_SYMBOL_LEN + 1]; | |
1547 | struct gfc_use_rename *next; | |
1548 | int found; | |
1549 | gfc_intrinsic_op op; | |
1550 | locus where; | |
1551 | } | |
1552 | gfc_use_rename; | |
1553 | ||
1554 | #define gfc_get_use_rename() XCNEW (gfc_use_rename); | |
1555 | ||
1556 | /* A list of all USE statements in a namespace. */ | |
1557 | ||
1558 | typedef struct gfc_use_list | |
1559 | { | |
1560 | const char *module_name; | |
3d5dc929 | 1561 | const char *submodule_name; |
e9078ebb TB |
1562 | bool intrinsic; |
1563 | bool non_intrinsic; | |
1564 | bool only_flag; | |
a64f5186 | 1565 | struct gfc_use_rename *rename; |
9268ba9a | 1566 | locus where; |
a64f5186 JJ |
1567 | /* Next USE statement. */ |
1568 | struct gfc_use_list *next; | |
1569 | } | |
1570 | gfc_use_list; | |
1571 | ||
93acb62c | 1572 | #define gfc_get_use_list() XCNEW (gfc_use_list) |
a64f5186 | 1573 | |
6de9cd9a DN |
1574 | /* Within a namespace, symbols are pointed to by symtree nodes that |
1575 | are linked together in a balanced binary tree. There can be | |
1576 | several symtrees pointing to the same symbol node via USE | |
1577 | statements. */ | |
1578 | ||
6de9cd9a DN |
1579 | typedef struct gfc_symtree |
1580 | { | |
1581 | BBT_HEADER (gfc_symtree); | |
cb9e4f55 | 1582 | const char *name; |
6de9cd9a DN |
1583 | int ambiguous; |
1584 | union | |
1585 | { | |
1586 | gfc_symbol *sym; /* Symbol associated with this node */ | |
1587 | gfc_user_op *uop; | |
9056bd70 | 1588 | gfc_common_head *common; |
e34ccb4c | 1589 | gfc_typebound_proc *tb; |
5f23671d | 1590 | gfc_omp_udr *omp_udr; |
6de9cd9a DN |
1591 | } |
1592 | n; | |
6de9cd9a DN |
1593 | } |
1594 | gfc_symtree; | |
1595 | ||
6b887797 PT |
1596 | /* A linked list of derived types in the namespace. */ |
1597 | typedef struct gfc_dt_list | |
1598 | { | |
1599 | struct gfc_symbol *derived; | |
1600 | struct gfc_dt_list *next; | |
1601 | } | |
1602 | gfc_dt_list; | |
1603 | ||
ece3f663 | 1604 | #define gfc_get_dt_list() XCNEW (gfc_dt_list) |
6b887797 | 1605 | |
7453378e PT |
1606 | /* A list of all derived types. */ |
1607 | extern gfc_dt_list *gfc_derived_types; | |
6b887797 | 1608 | |
9abe5e56 DK |
1609 | /* A namespace describes the contents of procedure, module, interface block |
1610 | or BLOCK construct. */ | |
3d79abbd PB |
1611 | /* ??? Anything else use these? */ |
1612 | ||
6de9cd9a DN |
1613 | typedef struct gfc_namespace |
1614 | { | |
4f613946 TS |
1615 | /* Tree containing all the symbols in this namespace. */ |
1616 | gfc_symtree *sym_root; | |
1617 | /* Tree containing all the user-defined operators in the namespace. */ | |
1618 | gfc_symtree *uop_root; | |
1619 | /* Tree containing all the common blocks. */ | |
949446f5 | 1620 | gfc_symtree *common_root; |
5f23671d JJ |
1621 | /* Tree containing all the OpenMP user defined reductions. */ |
1622 | gfc_symtree *omp_udr_root; | |
e34ccb4c DK |
1623 | |
1624 | /* Tree containing type-bound procedures. */ | |
1625 | gfc_symtree *tb_sym_root; | |
94747289 DK |
1626 | /* Type-bound user operators. */ |
1627 | gfc_symtree *tb_uop_root; | |
1628 | /* For derived-types, store type-bound intrinsic operators here. */ | |
1629 | gfc_typebound_proc *tb_op[GFC_INTRINSIC_OPS]; | |
34523524 DK |
1630 | /* Linked list of finalizer procedures. */ |
1631 | struct gfc_finalizer *finalizers; | |
6de9cd9a | 1632 | |
4f613946 | 1633 | /* If set_flag[letter] is set, an implicit type has been set for letter. */ |
6de9cd9a | 1634 | int set_flag[GFC_LETTERS]; |
4f613946 TS |
1635 | /* Keeps track of the implicit types associated with the letters. */ |
1636 | gfc_typespec default_type[GFC_LETTERS]; | |
52f49934 DK |
1637 | /* Store the positions of IMPLICIT statements. */ |
1638 | locus implicit_loc[GFC_LETTERS]; | |
6de9cd9a | 1639 | |
4f613946 | 1640 | /* If this is a namespace of a procedure, this points to the procedure. */ |
6de9cd9a | 1641 | struct gfc_symbol *proc_name; |
4f613946 TS |
1642 | /* If this is the namespace of a unit which contains executable |
1643 | code, this points to it. */ | |
6de9cd9a | 1644 | struct gfc_code *code; |
4f613946 TS |
1645 | |
1646 | /* Points to the equivalences set up in this namespace. */ | |
31fee91e | 1647 | struct gfc_equiv *equiv, *old_equiv; |
61321991 PT |
1648 | |
1649 | /* Points to the equivalence groups produced by trans_common. */ | |
1650 | struct gfc_equiv_list *equiv_lists; | |
1651 | ||
a1ee985f | 1652 | gfc_interface *op[GFC_INTRINSIC_OPS]; |
4f613946 TS |
1653 | |
1654 | /* Points to the parent namespace, i.e. the namespace of a module or | |
1655 | procedure in which the procedure belonging to this namespace is | |
1656 | contained. The parent namespace points to this namespace either | |
1657 | directly via CONTAINED, or indirectly via the chain built by | |
1658 | SIBLING. */ | |
1659 | struct gfc_namespace *parent; | |
1660 | /* CONTAINED points to the first contained namespace. Sibling | |
1661 | namespaces are chained via SIBLING. */ | |
1662 | struct gfc_namespace *contained, *sibling; | |
1663 | ||
1664 | gfc_common_head blank_common; | |
6de9cd9a DN |
1665 | gfc_access default_access, operator_access[GFC_INTRINSIC_OPS]; |
1666 | ||
1667 | gfc_st_label *st_labels; | |
294fbfc8 TS |
1668 | /* This list holds information about all the data initializers in |
1669 | this namespace. */ | |
d5e2274d | 1670 | struct gfc_data *data, *old_data; |
6de9cd9a | 1671 | |
dc7a8b4b JN |
1672 | /* !$ACC DECLARE. */ |
1673 | gfc_oacc_declare *oacc_declare; | |
41dbbb37 | 1674 | |
27f31e39 | 1675 | gfc_charlen *cl_list, *old_cl_list; |
6de9cd9a | 1676 | |
3af8d8cb PT |
1677 | gfc_dt_list *derived_types; |
1678 | ||
4c1f4f52 | 1679 | int save_all, seen_save, seen_implicit_none; |
3d79abbd PB |
1680 | |
1681 | /* Normally we don't need to refcount namespaces. However when we read | |
1682 | a module containing a function with multiple entry points, this | |
1683 | will appear as several functions with the same formal namespace. */ | |
1684 | int refs; | |
1685 | ||
1686 | /* A list of all alternate entry points to this procedure (or NULL). */ | |
1687 | gfc_entry_list *entries; | |
0de4325e | 1688 | |
a64f5186 JJ |
1689 | /* A list of USE statements in this namespace. */ |
1690 | gfc_use_list *use_stmts; | |
1691 | ||
dd2fc525 JJ |
1692 | /* Linked list of !$omp declare simd constructs. */ |
1693 | struct gfc_omp_declare_simd *omp_declare_simd; | |
1694 | ||
0de4325e | 1695 | /* Set to 1 if namespace is a BLOCK DATA program unit. */ |
9abe5e56 | 1696 | unsigned is_block_data:1; |
8998be20 TB |
1697 | |
1698 | /* Set to 1 if namespace is an interface body with "IMPORT" used. */ | |
9abe5e56 | 1699 | unsigned has_import_set:1; |
71a7778c | 1700 | |
8b7a967e TB |
1701 | /* Set to 1 if the namespace uses "IMPLICT NONE (export)". */ |
1702 | unsigned has_implicit_none_export:1; | |
1703 | ||
204803dc JR |
1704 | /* Set to 1 if resolved has been called for this namespace. |
1705 | Holds -1 during resolution. */ | |
1706 | signed resolved:2; | |
3af8d8cb | 1707 | |
2b91aea8 MM |
1708 | /* Set when resolve_types has been called for this namespace. */ |
1709 | unsigned types_resolved:1; | |
1710 | ||
3af8d8cb | 1711 | /* Set to 1 if code has been generated for this namespace. */ |
9abe5e56 DK |
1712 | unsigned translated:1; |
1713 | ||
1714 | /* Set to 1 if symbols in this namespace should be 'construct entities', | |
1715 | i.e. for BLOCK local variables. */ | |
1716 | unsigned construct_entities:1; | |
5f23671d JJ |
1717 | |
1718 | /* Set to 1 for !$OMP DECLARE REDUCTION namespaces. */ | |
1719 | unsigned omp_udr_ns:1; | |
6de9cd9a DN |
1720 | } |
1721 | gfc_namespace; | |
1722 | ||
1723 | extern gfc_namespace *gfc_current_ns; | |
71a7778c | 1724 | extern gfc_namespace *gfc_global_ns_list; |
6de9cd9a | 1725 | |
c9543002 TS |
1726 | /* Global symbols are symbols of global scope. Currently we only use |
1727 | this to detect collisions already when parsing. | |
1728 | TODO: Extend to verify procedure calls. */ | |
1729 | ||
32e8bb8e ILT |
1730 | enum gfc_symbol_type |
1731 | { | |
1732 | GSYM_UNKNOWN=1, GSYM_PROGRAM, GSYM_FUNCTION, GSYM_SUBROUTINE, | |
1733 | GSYM_MODULE, GSYM_COMMON, GSYM_BLOCK_DATA | |
1734 | }; | |
1735 | ||
c9543002 TS |
1736 | typedef struct gfc_gsymbol |
1737 | { | |
1738 | BBT_HEADER(gfc_gsymbol); | |
1739 | ||
973a384d | 1740 | const char *name; |
a8b3b0b6 CR |
1741 | const char *sym_name; |
1742 | const char *mod_name; | |
1743 | const char *binding_label; | |
32e8bb8e | 1744 | enum gfc_symbol_type type; |
c9543002 TS |
1745 | |
1746 | int defined, used; | |
1747 | locus where; | |
71a7778c | 1748 | gfc_namespace *ns; |
c9543002 TS |
1749 | } |
1750 | gfc_gsymbol; | |
1751 | ||
1752 | extern gfc_gsymbol *gfc_gsym_root; | |
6de9cd9a DN |
1753 | |
1754 | /* Information on interfaces being built. */ | |
1755 | typedef struct | |
1756 | { | |
1757 | interface_type type; | |
1758 | gfc_symbol *sym; | |
1759 | gfc_namespace *ns; | |
1760 | gfc_user_op *uop; | |
1761 | gfc_intrinsic_op op; | |
1762 | } | |
1763 | gfc_interface_info; | |
1764 | ||
1765 | extern gfc_interface_info current_interface; | |
1766 | ||
1767 | ||
1768 | /* Array reference. */ | |
32e8bb8e ILT |
1769 | |
1770 | enum gfc_array_ref_dimen_type | |
1771 | { | |
a3935ffc | 1772 | DIMEN_ELEMENT = 1, DIMEN_RANGE, DIMEN_VECTOR, DIMEN_STAR, DIMEN_THIS_IMAGE, DIMEN_UNKNOWN |
32e8bb8e ILT |
1773 | }; |
1774 | ||
6de9cd9a DN |
1775 | typedef struct gfc_array_ref |
1776 | { | |
1777 | ar_type type; | |
1778 | int dimen; /* # of components in the reference */ | |
d3a9eea2 TB |
1779 | int codimen; |
1780 | bool in_allocate; /* For coarray checks. */ | |
6de9cd9a DN |
1781 | locus where; |
1782 | gfc_array_spec *as; | |
1783 | ||
1784 | locus c_where[GFC_MAX_DIMENSIONS]; /* All expressions can be NULL */ | |
1785 | struct gfc_expr *start[GFC_MAX_DIMENSIONS], *end[GFC_MAX_DIMENSIONS], | |
1786 | *stride[GFC_MAX_DIMENSIONS]; | |
1787 | ||
32e8bb8e | 1788 | enum gfc_array_ref_dimen_type dimen_type[GFC_MAX_DIMENSIONS]; |
6de9cd9a DN |
1789 | } |
1790 | gfc_array_ref; | |
1791 | ||
ece3f663 | 1792 | #define gfc_get_array_ref() XCNEW (gfc_array_ref) |
6de9cd9a DN |
1793 | |
1794 | ||
1795 | /* Component reference nodes. A variable is stored as an expression | |
1796 | node that points to the base symbol. After that, a singly linked | |
1797 | list of component reference nodes gives the variable's complete | |
1798 | resolution. The array_ref component may be present and comes | |
1799 | before the component component. */ | |
1800 | ||
a79683d5 TS |
1801 | enum ref_type |
1802 | { REF_ARRAY, REF_COMPONENT, REF_SUBSTRING }; | |
6de9cd9a DN |
1803 | |
1804 | typedef struct gfc_ref | |
1805 | { | |
1806 | ref_type type; | |
1807 | ||
1808 | union | |
1809 | { | |
1810 | struct gfc_array_ref ar; | |
1811 | ||
1812 | struct | |
1813 | { | |
1814 | gfc_component *component; | |
1815 | gfc_symbol *sym; | |
1816 | } | |
1817 | c; | |
1818 | ||
1819 | struct | |
1820 | { | |
1821 | struct gfc_expr *start, *end; /* Substring */ | |
1822 | gfc_charlen *length; | |
1823 | } | |
1824 | ss; | |
1825 | ||
1826 | } | |
1827 | u; | |
1828 | ||
1829 | struct gfc_ref *next; | |
1830 | } | |
1831 | gfc_ref; | |
1832 | ||
ece3f663 | 1833 | #define gfc_get_ref() XCNEW (gfc_ref) |
6de9cd9a DN |
1834 | |
1835 | ||
1836 | /* Structures representing intrinsic symbols and their arguments lists. */ | |
1837 | typedef struct gfc_intrinsic_arg | |
1838 | { | |
1839 | char name[GFC_MAX_SYMBOL_LEN + 1]; | |
1840 | ||
1841 | gfc_typespec ts; | |
47b99694 | 1842 | unsigned optional:1, value:1; |
23e38561 | 1843 | ENUM_BITFIELD (sym_intent) intent:2; |
6de9cd9a DN |
1844 | gfc_actual_arglist *actual; |
1845 | ||
1846 | struct gfc_intrinsic_arg *next; | |
1847 | ||
1848 | } | |
1849 | gfc_intrinsic_arg; | |
1850 | ||
1851 | ||
4f613946 TS |
1852 | /* Specifies the various kinds of check functions used to verify the |
1853 | argument lists of intrinsic functions. fX with X an integer refer | |
1854 | to check functions of intrinsics with X arguments. f1m is used for | |
1855 | the MAX and MIN intrinsics which can have an arbitrary number of | |
1856 | arguments, f3ml is used for the MINLOC and MAXLOC intrinsics as | |
1857 | these have special semantics. */ | |
1858 | ||
6de9cd9a DN |
1859 | typedef union |
1860 | { | |
524af0d6 JB |
1861 | bool (*f0)(void); |
1862 | bool (*f1)(struct gfc_expr *); | |
1863 | bool (*f1m)(gfc_actual_arglist *); | |
1864 | bool (*f2)(struct gfc_expr *, struct gfc_expr *); | |
1865 | bool (*f3)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *); | |
1866 | bool (*f3ml)(gfc_actual_arglist *); | |
1867 | bool (*f3red)(gfc_actual_arglist *); | |
1868 | bool (*f4)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, | |
6de9cd9a | 1869 | struct gfc_expr *); |
524af0d6 | 1870 | bool (*f5)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, |
6de9cd9a DN |
1871 | struct gfc_expr *, struct gfc_expr *); |
1872 | } | |
1873 | gfc_check_f; | |
1874 | ||
4f613946 TS |
1875 | /* Like gfc_check_f, these specify the type of the simplification |
1876 | function associated with an intrinsic. The fX are just like in | |
1877 | gfc_check_f. cc is used for type conversion functions. */ | |
6de9cd9a DN |
1878 | |
1879 | typedef union | |
1880 | { | |
4c0c6b9f | 1881 | struct gfc_expr *(*f0)(void); |
6de9cd9a DN |
1882 | struct gfc_expr *(*f1)(struct gfc_expr *); |
1883 | struct gfc_expr *(*f2)(struct gfc_expr *, struct gfc_expr *); | |
1884 | struct gfc_expr *(*f3)(struct gfc_expr *, struct gfc_expr *, | |
1885 | struct gfc_expr *); | |
1886 | struct gfc_expr *(*f4)(struct gfc_expr *, struct gfc_expr *, | |
1887 | struct gfc_expr *, struct gfc_expr *); | |
1888 | struct gfc_expr *(*f5)(struct gfc_expr *, struct gfc_expr *, | |
1889 | struct gfc_expr *, struct gfc_expr *, | |
1890 | struct gfc_expr *); | |
1891 | struct gfc_expr *(*cc)(struct gfc_expr *, bt, int); | |
1892 | } | |
1893 | gfc_simplify_f; | |
1894 | ||
4f613946 | 1895 | /* Again like gfc_check_f, these specify the type of the resolution |
13795658 | 1896 | function associated with an intrinsic. The fX are just like in |
66e4ab31 | 1897 | gfc_check_f. f1m is used for MIN and MAX, s1 is used for abort(). */ |
6de9cd9a DN |
1898 | |
1899 | typedef union | |
1900 | { | |
1901 | void (*f0)(struct gfc_expr *); | |
1902 | void (*f1)(struct gfc_expr *, struct gfc_expr *); | |
1903 | void (*f1m)(struct gfc_expr *, struct gfc_actual_arglist *); | |
1904 | void (*f2)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *); | |
1905 | void (*f3)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, | |
1906 | struct gfc_expr *); | |
1907 | void (*f4)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, | |
1908 | struct gfc_expr *, struct gfc_expr *); | |
1909 | void (*f5)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, | |
1910 | struct gfc_expr *, struct gfc_expr *, struct gfc_expr *); | |
1911 | void (*s1)(struct gfc_code *); | |
1912 | } | |
1913 | gfc_resolve_f; | |
1914 | ||
1915 | ||
1916 | typedef struct gfc_intrinsic_sym | |
1917 | { | |
cb9e4f55 | 1918 | const char *name, *lib_name; |
6de9cd9a DN |
1919 | gfc_intrinsic_arg *formal; |
1920 | gfc_typespec ts; | |
4d382327 | 1921 | unsigned elemental:1, inquiry:1, transformational:1, pure:1, |
d000aa67 | 1922 | generic:1, specific:1, actual_ok:1, noreturn:1, conversion:1, |
f1abbf69 | 1923 | from_module:1, vararg:1; |
e1633d82 DF |
1924 | |
1925 | int standard; | |
6de9cd9a DN |
1926 | |
1927 | gfc_simplify_f simplify; | |
1928 | gfc_check_f check; | |
1929 | gfc_resolve_f resolve; | |
1930 | struct gfc_intrinsic_sym *specific_head, *next; | |
cd5ecab6 | 1931 | gfc_isym_id id; |
6de9cd9a DN |
1932 | |
1933 | } | |
1934 | gfc_intrinsic_sym; | |
1935 | ||
1936 | ||
1937 | /* Expression nodes. The expression node types deserve explanations, | |
1938 | since the last couple can be easily misconstrued: | |
1939 | ||
1940 | EXPR_OP Operator node pointing to one or two other nodes | |
1941 | EXPR_FUNCTION Function call, symbol points to function's name | |
1942 | EXPR_CONSTANT A scalar constant: Logical, String, Real, Int or Complex | |
1943 | EXPR_VARIABLE An Lvalue with a root symbol and possible reference list | |
8e1f752a | 1944 | which expresses structure, array and substring refs. |
6de9cd9a DN |
1945 | EXPR_NULL The NULL pointer value (which also has a basic type). |
1946 | EXPR_SUBSTRING A substring of a constant string | |
1947 | EXPR_STRUCTURE A structure constructor | |
8e1f752a DK |
1948 | EXPR_ARRAY An array constructor. |
1949 | EXPR_COMPCALL Function (or subroutine) call of a procedure pointer | |
1950 | component or type-bound procedure. */ | |
6de9cd9a | 1951 | |
f8e566e5 | 1952 | #include <mpfr.h> |
eb6f9a86 | 1953 | #include <mpc.h> |
f8e566e5 | 1954 | #define GFC_RND_MODE GMP_RNDN |
f6b855df | 1955 | #define GFC_MPC_RND_MODE MPC_RNDNN |
6de9cd9a | 1956 | |
b7e75771 JD |
1957 | typedef splay_tree gfc_constructor_base; |
1958 | ||
6de9cd9a DN |
1959 | typedef struct gfc_expr |
1960 | { | |
1961 | expr_t expr_type; | |
1962 | ||
1963 | gfc_typespec ts; /* These two refer to the overall expression */ | |
1964 | ||
c62c6622 | 1965 | int rank; /* 0 indicates a scalar, -1 an assumed-rank array. */ |
6de9cd9a DN |
1966 | mpz_t *shape; /* Can be NULL if shape is unknown at compile time */ |
1967 | ||
4a44a72d DK |
1968 | /* Nonnull for functions and structure constructors, may also used to hold the |
1969 | base-object for component calls. */ | |
6de9cd9a DN |
1970 | gfc_symtree *symtree; |
1971 | ||
6de9cd9a DN |
1972 | gfc_ref *ref; |
1973 | ||
6de9cd9a DN |
1974 | locus where; |
1975 | ||
94fae14b PT |
1976 | /* Used to store the base expression in component calls, when the expression |
1977 | is not a variable. */ | |
32a9b8e0 | 1978 | struct gfc_expr *base_expr; |
94fae14b | 1979 | |
62732c30 | 1980 | /* is_boz is true if the integer is regarded as BOZ bit pattern and is_snan |
346a77d1 | 1981 | denotes a signalling not-a-number. */ |
712efae1 | 1982 | unsigned int is_boz : 1, is_snan : 1; |
20585ad6 | 1983 | |
ebb479cd PT |
1984 | /* Sometimes, when an error has been emitted, it is necessary to prevent |
1985 | it from recurring. */ | |
1986 | unsigned int error : 1; | |
4d382327 | 1987 | |
94bff632 | 1988 | /* Mark an expression where a user operator has been substituted by |
a1ab6660 PT |
1989 | a function call in interface.c(gfc_extend_expr). */ |
1990 | unsigned int user_operator : 1; | |
ebb479cd | 1991 | |
94bff632 JW |
1992 | /* Mark an expression as being a MOLD argument of ALLOCATE. */ |
1993 | unsigned int mold : 1; | |
4d382327 | 1994 | |
43a68a9d PT |
1995 | /* Will require finalization after use. */ |
1996 | unsigned int must_finalize : 1; | |
1997 | ||
20585ad6 BM |
1998 | /* If an expression comes from a Hollerith constant or compile-time |
1999 | evaluation of a transfer statement, it may have a prescribed target- | |
2000 | memory representation, and these cannot always be backformed from | |
2001 | the value. */ | |
2002 | struct | |
2003 | { | |
2004 | int length; | |
2005 | char *string; | |
2006 | } | |
2007 | representation; | |
2008 | ||
6de9cd9a DN |
2009 | union |
2010 | { | |
6de9cd9a | 2011 | int logical; |
20585ad6 | 2012 | |
ad7ee6f8 JD |
2013 | io_kind iokind; |
2014 | ||
f8e566e5 SK |
2015 | mpz_t integer; |
2016 | ||
2017 | mpfr_t real; | |
6de9cd9a | 2018 | |
d0d92baf | 2019 | mpc_t complex; |
6de9cd9a | 2020 | |
58b03ab2 TS |
2021 | struct |
2022 | { | |
a1ee985f | 2023 | gfc_intrinsic_op op; |
58b03ab2 TS |
2024 | gfc_user_op *uop; |
2025 | struct gfc_expr *op1, *op2; | |
2026 | } | |
2027 | op; | |
2028 | ||
6de9cd9a DN |
2029 | struct |
2030 | { | |
2031 | gfc_actual_arglist *actual; | |
6b25a558 | 2032 | const char *name; /* Points to the ultimate name of the function */ |
6de9cd9a DN |
2033 | gfc_intrinsic_sym *isym; |
2034 | gfc_symbol *esym; | |
2035 | } | |
2036 | function; | |
2037 | ||
8e1f752a DK |
2038 | struct |
2039 | { | |
2040 | gfc_actual_arglist* actual; | |
e157f736 | 2041 | const char* name; |
4a44a72d DK |
2042 | /* Base-object, whose component was called. NULL means that it should |
2043 | be taken from symtree/ref. */ | |
2044 | struct gfc_expr* base_object; | |
2045 | gfc_typebound_proc* tbp; /* Should overlap with esym. */ | |
2046 | ||
2047 | /* For type-bound operators, we want to call PASS procedures but already | |
2048 | have the full arglist; mark this, so that it is not extended by the | |
2049 | PASS argument. */ | |
2050 | unsigned ignore_pass:1; | |
2051 | ||
2052 | /* Do assign-calls rather than calls, that is appropriate dependency | |
2053 | checking. */ | |
2054 | unsigned assign:1; | |
8e1f752a DK |
2055 | } |
2056 | compcall; | |
2057 | ||
6de9cd9a DN |
2058 | struct |
2059 | { | |
2060 | int length; | |
00660189 | 2061 | gfc_char_t *string; |
6de9cd9a DN |
2062 | } |
2063 | character; | |
2064 | ||
b7e75771 | 2065 | gfc_constructor_base constructor; |
6de9cd9a DN |
2066 | } |
2067 | value; | |
2068 | ||
2069 | } | |
2070 | gfc_expr; | |
2071 | ||
2072 | ||
93acb62c | 2073 | #define gfc_get_shape(rank) (XCNEWVEC (mpz_t, (rank))) |
6de9cd9a DN |
2074 | |
2075 | /* Structures for information associated with different kinds of | |
2076 | numbers. The first set of integer parameters define all there is | |
2077 | to know about a particular kind. The rest of the elements are | |
2078 | computed from the first elements. */ | |
2079 | ||
2080 | typedef struct | |
2081 | { | |
e2cad04b | 2082 | /* Values really representable by the target. */ |
7bee49dc | 2083 | mpz_t huge, pedantic_min_int, min_int; |
e2cad04b RH |
2084 | |
2085 | int kind, radix, digits, bit_size, range; | |
2086 | ||
2087 | /* True if the C type of the given name maps to this precision. | |
2088 | Note that more than one bit can be set. */ | |
2089 | unsigned int c_char : 1; | |
2090 | unsigned int c_short : 1; | |
2091 | unsigned int c_int : 1; | |
2092 | unsigned int c_long : 1; | |
2093 | unsigned int c_long_long : 1; | |
6de9cd9a DN |
2094 | } |
2095 | gfc_integer_info; | |
2096 | ||
2097 | extern gfc_integer_info gfc_integer_kinds[]; | |
2098 | ||
2099 | ||
2100 | typedef struct | |
2101 | { | |
2102 | int kind, bit_size; | |
2103 | ||
e2cad04b RH |
2104 | /* True if the C++ type bool, C99 type _Bool, maps to this precision. */ |
2105 | unsigned int c_bool : 1; | |
6de9cd9a DN |
2106 | } |
2107 | gfc_logical_info; | |
2108 | ||
2109 | extern gfc_logical_info gfc_logical_kinds[]; | |
2110 | ||
2111 | ||
2112 | typedef struct | |
2113 | { | |
2d0aa65f | 2114 | mpfr_t epsilon, huge, tiny, subnormal; |
6de9cd9a | 2115 | int kind, radix, digits, min_exponent, max_exponent; |
6de9cd9a | 2116 | int range, precision; |
e2cad04b RH |
2117 | |
2118 | /* The precision of the type as reported by GET_MODE_PRECISION. */ | |
2119 | int mode_precision; | |
2120 | ||
2121 | /* True if the C type of the given name maps to this precision. | |
2122 | Note that more than one bit can be set. */ | |
2123 | unsigned int c_float : 1; | |
2124 | unsigned int c_double : 1; | |
2125 | unsigned int c_long_double : 1; | |
a3c85b74 | 2126 | unsigned int c_float128 : 1; |
6de9cd9a DN |
2127 | } |
2128 | gfc_real_info; | |
2129 | ||
2130 | extern gfc_real_info gfc_real_kinds[]; | |
2131 | ||
374929b2 FXC |
2132 | typedef struct |
2133 | { | |
2134 | int kind, bit_size; | |
2135 | const char *name; | |
2136 | } | |
2137 | gfc_character_info; | |
2138 | ||
2139 | extern gfc_character_info gfc_character_kinds[]; | |
2140 | ||
6de9cd9a DN |
2141 | |
2142 | /* Equivalence structures. Equivalent lvalues are linked along the | |
2143 | *eq pointer, equivalence sets are strung along the *next node. */ | |
2144 | typedef struct gfc_equiv | |
2145 | { | |
2146 | struct gfc_equiv *next, *eq; | |
2147 | gfc_expr *expr; | |
30aabb86 | 2148 | const char *module; |
6de9cd9a DN |
2149 | int used; |
2150 | } | |
2151 | gfc_equiv; | |
2152 | ||
ece3f663 | 2153 | #define gfc_get_equiv() XCNEW (gfc_equiv) |
6de9cd9a | 2154 | |
61321991 PT |
2155 | /* Holds a single equivalence member after processing. */ |
2156 | typedef struct gfc_equiv_info | |
2157 | { | |
2158 | gfc_symbol *sym; | |
2159 | HOST_WIDE_INT offset; | |
37311e71 | 2160 | HOST_WIDE_INT length; |
61321991 PT |
2161 | struct gfc_equiv_info *next; |
2162 | } gfc_equiv_info; | |
2163 | ||
2164 | /* Holds equivalence groups, after they have been processed. */ | |
2165 | typedef struct gfc_equiv_list | |
2166 | { | |
2167 | gfc_equiv_info *equiv; | |
2168 | struct gfc_equiv_list *next; | |
2169 | } gfc_equiv_list; | |
6de9cd9a DN |
2170 | |
2171 | /* gfc_case stores the selector list of a case statement. The *low | |
2172 | and *high pointers can point to the same expression in the case of | |
2173 | a single value. If *high is NULL, the selection is from *low | |
2174 | upwards, if *low is NULL the selection is *high downwards. | |
2175 | ||
410d1a45 SK |
2176 | This structure has separate fields to allow single and double linked |
2177 | lists of CASEs at the same time. The singe linked list along the NEXT | |
6de9cd9a DN |
2178 | field is a list of cases for a single CASE label. The double linked |
2179 | list along the LEFT/RIGHT fields is used to detect overlap and to | |
2180 | build a table of the cases for SELECT constructs with a CHARACTER | |
2181 | case expression. */ | |
2182 | ||
2183 | typedef struct gfc_case | |
2184 | { | |
2185 | /* Where we saw this case. */ | |
2186 | locus where; | |
2187 | int n; | |
2188 | ||
2189 | /* Case range values. If (low == high), it's a single value. If one of | |
2190 | the labels is NULL, it's an unbounded case. If both are NULL, this | |
2191 | represents the default case. */ | |
2192 | gfc_expr *low, *high; | |
2193 | ||
cf2b3c22 TB |
2194 | /* Only used for SELECT TYPE. */ |
2195 | gfc_typespec ts; | |
2196 | ||
6de9cd9a DN |
2197 | /* Next case label in the list of cases for a single CASE label. */ |
2198 | struct gfc_case *next; | |
2199 | ||
2200 | /* Used for detecting overlap, and for code generation. */ | |
2201 | struct gfc_case *left, *right; | |
2202 | ||
2203 | /* True if this case label can never be matched. */ | |
2204 | int unreachable; | |
2205 | } | |
2206 | gfc_case; | |
2207 | ||
ece3f663 | 2208 | #define gfc_get_case() XCNEW (gfc_case) |
6de9cd9a DN |
2209 | |
2210 | ||
2211 | typedef struct | |
2212 | { | |
2213 | gfc_expr *var, *start, *end, *step; | |
2214 | } | |
2215 | gfc_iterator; | |
2216 | ||
ece3f663 | 2217 | #define gfc_get_iterator() XCNEW (gfc_iterator) |
6de9cd9a DN |
2218 | |
2219 | ||
f7b529fa | 2220 | /* Allocation structure for ALLOCATE, DEALLOCATE and NULLIFY statements. */ |
6de9cd9a DN |
2221 | |
2222 | typedef struct gfc_alloc | |
2223 | { | |
2224 | gfc_expr *expr; | |
2225 | struct gfc_alloc *next; | |
2226 | } | |
2227 | gfc_alloc; | |
2228 | ||
ece3f663 | 2229 | #define gfc_get_alloc() XCNEW (gfc_alloc) |
6de9cd9a DN |
2230 | |
2231 | ||
2232 | typedef struct | |
2233 | { | |
2234 | gfc_expr *unit, *file, *status, *access, *form, *recl, | |
6f0f0b2e | 2235 | *blank, *position, *action, *delim, *pad, *iostat, *iomsg, *convert, |
9ad55c33 | 2236 | *decimal, *encoding, *round, *sign, *asynchronous, *id, *newunit; |
6de9cd9a DN |
2237 | gfc_st_label *err; |
2238 | } | |
2239 | gfc_open; | |
2240 | ||
2241 | ||
2242 | typedef struct | |
2243 | { | |
7aba8abe | 2244 | gfc_expr *unit, *status, *iostat, *iomsg; |
6de9cd9a DN |
2245 | gfc_st_label *err; |
2246 | } | |
2247 | gfc_close; | |
2248 | ||
2249 | ||
2250 | typedef struct | |
2251 | { | |
7aba8abe | 2252 | gfc_expr *unit, *iostat, *iomsg; |
6de9cd9a DN |
2253 | gfc_st_label *err; |
2254 | } | |
2255 | gfc_filepos; | |
2256 | ||
2257 | ||
2258 | typedef struct | |
2259 | { | |
2260 | gfc_expr *unit, *file, *iostat, *exist, *opened, *number, *named, | |
2261 | *name, *access, *sequential, *direct, *form, *formatted, | |
2262 | *unformatted, *recl, *nextrec, *blank, *position, *action, *read, | |
6f0f0b2e | 2263 | *write, *readwrite, *delim, *pad, *iolength, *iomsg, *convert, *strm_pos, |
93e8af19 JD |
2264 | *asynchronous, *decimal, *encoding, *pending, *round, *sign, *size, *id, |
2265 | *iqstream; | |
6de9cd9a DN |
2266 | |
2267 | gfc_st_label *err; | |
2268 | ||
2269 | } | |
2270 | gfc_inquire; | |
2271 | ||
2272 | ||
2273 | typedef struct | |
2274 | { | |
6f0f0b2e JD |
2275 | gfc_expr *unit, *iostat, *iomsg, *id; |
2276 | gfc_st_label *err, *end, *eor; | |
2277 | } | |
2278 | gfc_wait; | |
2279 | ||
2280 | ||
2281 | typedef struct | |
2282 | { | |
2283 | gfc_expr *io_unit, *format_expr, *rec, *advance, *iostat, *size, *iomsg, | |
2284 | *id, *pos, *asynchronous, *blank, *decimal, *delim, *pad, *round, | |
8e8dc060 | 2285 | *sign, *extra_comma, *dt_io_kind; |
6de9cd9a DN |
2286 | |
2287 | gfc_symbol *namelist; | |
2288 | /* A format_label of `format_asterisk' indicates the "*" format */ | |
2289 | gfc_st_label *format_label; | |
2290 | gfc_st_label *err, *end, *eor; | |
2291 | ||
e0e85e06 | 2292 | locus eor_where, end_where, err_where; |
6de9cd9a DN |
2293 | } |
2294 | gfc_dt; | |
2295 | ||
2296 | ||
2297 | typedef struct gfc_forall_iterator | |
2298 | { | |
2299 | gfc_expr *var, *start, *end, *stride; | |
2300 | struct gfc_forall_iterator *next; | |
2301 | } | |
2302 | gfc_forall_iterator; | |
2303 | ||
2304 | ||
03af1e4c DK |
2305 | /* Linked list to store associations in an ASSOCIATE statement. */ |
2306 | ||
2307 | typedef struct gfc_association_list | |
2308 | { | |
4d382327 | 2309 | struct gfc_association_list *next; |
03af1e4c DK |
2310 | |
2311 | /* Whether this is association to a variable that can be changed; otherwise, | |
2312 | it's association to an expression and the name may not be used as | |
2313 | lvalue. */ | |
2314 | unsigned variable:1; | |
2315 | ||
3e78238a DK |
2316 | /* True if this struct is currently only linked to from a gfc_symbol rather |
2317 | than as part of a real list in gfc_code->ext.block.assoc. This may | |
2318 | happen for SELECT TYPE temporaries and must be considered | |
2319 | for memory handling. */ | |
2320 | unsigned dangling:1; | |
2321 | ||
03af1e4c DK |
2322 | char name[GFC_MAX_SYMBOL_LEN + 1]; |
2323 | gfc_symtree *st; /* Symtree corresponding to name. */ | |
571d54de DK |
2324 | locus where; |
2325 | ||
03af1e4c DK |
2326 | gfc_expr *target; |
2327 | } | |
2328 | gfc_association_list; | |
2329 | #define gfc_get_association_list() XCNEW (gfc_association_list) | |
2330 | ||
2331 | ||
6de9cd9a | 2332 | /* Executable statements that fill gfc_code structures. */ |
a79683d5 | 2333 | enum gfc_exec_op |
6de9cd9a | 2334 | { |
df1a69f6 MM |
2335 | EXEC_NOP = 1, EXEC_END_NESTED_BLOCK, EXEC_END_BLOCK, EXEC_ASSIGN, |
2336 | EXEC_LABEL_ASSIGN, EXEC_POINTER_ASSIGN, EXEC_CRITICAL, EXEC_ERROR_STOP, | |
8e1f752a DK |
2337 | EXEC_GOTO, EXEC_CALL, EXEC_COMPCALL, EXEC_ASSIGN_CALL, EXEC_RETURN, |
2338 | EXEC_ENTRY, EXEC_PAUSE, EXEC_STOP, EXEC_CONTINUE, EXEC_INIT_ASSIGN, | |
8c6a85e3 TB |
2339 | EXEC_IF, EXEC_ARITHMETIC_IF, EXEC_DO, EXEC_DO_CONCURRENT, EXEC_DO_WHILE, |
2340 | EXEC_SELECT, EXEC_BLOCK, EXEC_FORALL, EXEC_WHERE, EXEC_CYCLE, EXEC_EXIT, | |
2341 | EXEC_CALL_PPC, EXEC_ALLOCATE, EXEC_DEALLOCATE, EXEC_END_PROCEDURE, | |
2342 | EXEC_SELECT_TYPE, EXEC_SYNC_ALL, EXEC_SYNC_MEMORY, EXEC_SYNC_IMAGES, | |
6f0f0b2e | 2343 | EXEC_OPEN, EXEC_CLOSE, EXEC_WAIT, |
6de9cd9a | 2344 | EXEC_READ, EXEC_WRITE, EXEC_IOLENGTH, EXEC_TRANSFER, EXEC_DT_END, |
6c7a4dfd | 2345 | EXEC_BACKSPACE, EXEC_ENDFILE, EXEC_INQUIRE, EXEC_REWIND, EXEC_FLUSH, |
5493aa17 | 2346 | EXEC_LOCK, EXEC_UNLOCK, |
41dbbb37 TS |
2347 | EXEC_OACC_KERNELS_LOOP, EXEC_OACC_PARALLEL_LOOP, |
2348 | EXEC_OACC_PARALLEL, EXEC_OACC_KERNELS, EXEC_OACC_DATA, EXEC_OACC_HOST_DATA, | |
2349 | EXEC_OACC_LOOP, EXEC_OACC_UPDATE, EXEC_OACC_WAIT, EXEC_OACC_CACHE, | |
4bf9e5a8 | 2350 | EXEC_OACC_ENTER_DATA, EXEC_OACC_EXIT_DATA, EXEC_OACC_ATOMIC, |
dc7a8b4b | 2351 | EXEC_OACC_DECLARE, |
6c7a4dfd JJ |
2352 | EXEC_OMP_CRITICAL, EXEC_OMP_DO, EXEC_OMP_FLUSH, EXEC_OMP_MASTER, |
2353 | EXEC_OMP_ORDERED, EXEC_OMP_PARALLEL, EXEC_OMP_PARALLEL_DO, | |
2354 | EXEC_OMP_PARALLEL_SECTIONS, EXEC_OMP_PARALLEL_WORKSHARE, | |
2355 | EXEC_OMP_SECTIONS, EXEC_OMP_SINGLE, EXEC_OMP_WORKSHARE, | |
2356 | EXEC_OMP_ATOMIC, EXEC_OMP_BARRIER, EXEC_OMP_END_NOWAIT, | |
20906c66 | 2357 | EXEC_OMP_END_SINGLE, EXEC_OMP_TASK, EXEC_OMP_TASKWAIT, |
dd2fc525 JJ |
2358 | EXEC_OMP_TASKYIELD, EXEC_OMP_CANCEL, EXEC_OMP_CANCELLATION_POINT, |
2359 | EXEC_OMP_TASKGROUP, EXEC_OMP_SIMD, EXEC_OMP_DO_SIMD, | |
f014c653 JJ |
2360 | EXEC_OMP_PARALLEL_DO_SIMD, EXEC_OMP_TARGET, EXEC_OMP_TARGET_DATA, |
2361 | EXEC_OMP_TEAMS, EXEC_OMP_DISTRIBUTE, EXEC_OMP_DISTRIBUTE_SIMD, | |
2362 | EXEC_OMP_DISTRIBUTE_PARALLEL_DO, EXEC_OMP_DISTRIBUTE_PARALLEL_DO_SIMD, | |
2363 | EXEC_OMP_TARGET_TEAMS, EXEC_OMP_TEAMS_DISTRIBUTE, | |
2364 | EXEC_OMP_TEAMS_DISTRIBUTE_SIMD, EXEC_OMP_TARGET_TEAMS_DISTRIBUTE, | |
2365 | EXEC_OMP_TARGET_TEAMS_DISTRIBUTE_SIMD, | |
2366 | EXEC_OMP_TEAMS_DISTRIBUTE_PARALLEL_DO, | |
2367 | EXEC_OMP_TARGET_TEAMS_DISTRIBUTE_PARALLEL_DO, | |
2368 | EXEC_OMP_TEAMS_DISTRIBUTE_PARALLEL_DO_SIMD, | |
2369 | EXEC_OMP_TARGET_TEAMS_DISTRIBUTE_PARALLEL_DO_SIMD, | |
2370 | EXEC_OMP_TARGET_UPDATE | |
a79683d5 | 2371 | }; |
6de9cd9a | 2372 | |
a79683d5 | 2373 | enum gfc_omp_atomic_op |
20906c66 | 2374 | { |
dd2fc525 JJ |
2375 | GFC_OMP_ATOMIC_UPDATE = 0, |
2376 | GFC_OMP_ATOMIC_READ = 1, | |
2377 | GFC_OMP_ATOMIC_WRITE = 2, | |
2378 | GFC_OMP_ATOMIC_CAPTURE = 3, | |
2379 | GFC_OMP_ATOMIC_MASK = 3, | |
2380 | GFC_OMP_ATOMIC_SEQ_CST = 4, | |
2381 | GFC_OMP_ATOMIC_SWAP = 8 | |
a79683d5 | 2382 | }; |
20906c66 | 2383 | |
6de9cd9a DN |
2384 | typedef struct gfc_code |
2385 | { | |
2386 | gfc_exec_op op; | |
2387 | ||
2388 | struct gfc_code *block, *next; | |
2389 | locus loc; | |
2390 | ||
79bd1948 | 2391 | gfc_st_label *here, *label1, *label2, *label3; |
6de9cd9a | 2392 | gfc_symtree *symtree; |
5493aa17 | 2393 | gfc_expr *expr1, *expr2, *expr3, *expr4; |
6de9cd9a DN |
2394 | /* A name isn't sufficient to identify a subroutine, we need the actual |
2395 | symbol for the interface definition. | |
2396 | const char *sub_name; */ | |
2397 | gfc_symbol *resolved_sym; | |
12f681a0 | 2398 | gfc_intrinsic_sym *resolved_isym; |
6de9cd9a DN |
2399 | |
2400 | union | |
2401 | { | |
2402 | gfc_actual_arglist *actual; | |
6de9cd9a | 2403 | gfc_iterator *iterator; |
cf2b3c22 TB |
2404 | |
2405 | struct | |
2406 | { | |
2407 | gfc_typespec ts; | |
2408 | gfc_alloc *list; | |
1792349b AV |
2409 | /* Take the array specification from expr3 to allocate arrays |
2410 | without an explicit array specification. */ | |
2411 | unsigned arr_spec_from_expr3:1; | |
cf2b3c22 TB |
2412 | } |
2413 | alloc; | |
2414 | ||
03af1e4c DK |
2415 | struct |
2416 | { | |
2417 | gfc_namespace *ns; | |
2418 | gfc_association_list *assoc; | |
29a63d67 | 2419 | gfc_case *case_list; |
03af1e4c DK |
2420 | } |
2421 | block; | |
2422 | ||
6de9cd9a DN |
2423 | gfc_open *open; |
2424 | gfc_close *close; | |
2425 | gfc_filepos *filepos; | |
2426 | gfc_inquire *inquire; | |
6f0f0b2e | 2427 | gfc_wait *wait; |
6de9cd9a DN |
2428 | gfc_dt *dt; |
2429 | gfc_forall_iterator *forall_iterator; | |
e5ca9693 | 2430 | struct gfc_code *which_construct; |
6de9cd9a | 2431 | int stop_code; |
3d79abbd | 2432 | gfc_entry_list *entry; |
dc7a8b4b | 2433 | gfc_oacc_declare *oacc_declare; |
6c7a4dfd JJ |
2434 | gfc_omp_clauses *omp_clauses; |
2435 | const char *omp_name; | |
dd2fc525 | 2436 | gfc_omp_namelist *omp_namelist; |
6c7a4dfd | 2437 | bool omp_bool; |
20906c66 | 2438 | gfc_omp_atomic_op omp_atomic; |
6de9cd9a DN |
2439 | } |
2440 | ext; /* Points to additional structures required by statement */ | |
2441 | ||
e5ca9693 | 2442 | /* Cycle and break labels in constructs. */ |
e7041633 NF |
2443 | tree cycle_label; |
2444 | tree exit_label; | |
6de9cd9a DN |
2445 | } |
2446 | gfc_code; | |
2447 | ||
2448 | ||
2449 | /* Storage for DATA statements. */ | |
2450 | typedef struct gfc_data_variable | |
2451 | { | |
2452 | gfc_expr *expr; | |
2453 | gfc_iterator iter; | |
2454 | struct gfc_data_variable *list, *next; | |
2455 | } | |
2456 | gfc_data_variable; | |
2457 | ||
2458 | ||
2459 | typedef struct gfc_data_value | |
2460 | { | |
f2112868 | 2461 | mpz_t repeat; |
6de9cd9a | 2462 | gfc_expr *expr; |
6de9cd9a DN |
2463 | struct gfc_data_value *next; |
2464 | } | |
2465 | gfc_data_value; | |
2466 | ||
2467 | ||
2468 | typedef struct gfc_data | |
2469 | { | |
2470 | gfc_data_variable *var; | |
2471 | gfc_data_value *value; | |
2472 | locus where; | |
2473 | ||
2474 | struct gfc_data *next; | |
2475 | } | |
2476 | gfc_data; | |
2477 | ||
6de9cd9a DN |
2478 | |
2479 | /* Structure for holding compile options */ | |
2480 | typedef struct | |
2481 | { | |
6de9cd9a DN |
2482 | char *module_dir; |
2483 | gfc_source_form source_form; | |
5a06474c JD |
2484 | int max_continue_fixed; |
2485 | int max_continue_free; | |
6de9cd9a | 2486 | int max_identifier_length; |
6de9cd9a | 2487 | |
3f139fcf | 2488 | int max_errors; |
6de9cd9a | 2489 | |
2d7c7df6 | 2490 | int flag_preprocessed; |
e0bcf78c | 2491 | int flag_d_lines; |
51b09ce3 AL |
2492 | int flag_init_integer; |
2493 | int flag_init_integer_value; | |
51b09ce3 AL |
2494 | int flag_init_logical; |
2495 | int flag_init_character; | |
2496 | char flag_init_character_value; | |
6de9cd9a | 2497 | |
944b8b35 | 2498 | int fpe; |
fa86f4f9 | 2499 | int fpe_summary; |
d3d3011f | 2500 | int rtcheck; |
944b8b35 | 2501 | |
6de9cd9a DN |
2502 | int warn_std; |
2503 | int allow_std; | |
2504 | } | |
2505 | gfc_option_t; | |
2506 | ||
2507 | extern gfc_option_t gfc_option; | |
2508 | ||
6de9cd9a DN |
2509 | /* Constructor nodes for array and structure constructors. */ |
2510 | typedef struct gfc_constructor | |
2511 | { | |
b7e75771 JD |
2512 | gfc_constructor_base base; |
2513 | mpz_t offset; /* Offset within a constructor, used as | |
2514 | key within base. */ | |
2515 | ||
6de9cd9a DN |
2516 | gfc_expr *expr; |
2517 | gfc_iterator *iterator; | |
2518 | locus where; | |
b7e75771 JD |
2519 | |
2520 | union | |
6de9cd9a | 2521 | { |
b7e75771 | 2522 | gfc_component *component; /* Record the component being initialized. */ |
6de9cd9a DN |
2523 | } |
2524 | n; | |
21ea4922 JJ |
2525 | mpz_t repeat; /* Record the repeat number of initial values in data |
2526 | statement like "data a/5*10/". */ | |
6de9cd9a DN |
2527 | } |
2528 | gfc_constructor; | |
2529 | ||
2530 | ||
2531 | typedef struct iterator_stack | |
2532 | { | |
2533 | gfc_symtree *variable; | |
2534 | mpz_t value; | |
2535 | struct iterator_stack *prev; | |
2536 | } | |
2537 | iterator_stack; | |
2538 | extern iterator_stack *iter_stack; | |
2539 | ||
34523524 | 2540 | |
7431bf06 JW |
2541 | /* Used for (possibly nested) SELECT TYPE statements. */ |
2542 | typedef struct gfc_select_type_stack | |
2543 | { | |
2544 | gfc_symbol *selector; /* Current selector variable. */ | |
2545 | gfc_symtree *tmp; /* Current temporary variable. */ | |
2546 | struct gfc_select_type_stack *prev; /* Previous element on stack. */ | |
2547 | } | |
2548 | gfc_select_type_stack; | |
2549 | extern gfc_select_type_stack *select_type_stack; | |
2550 | #define gfc_get_select_type_stack() XCNEW (gfc_select_type_stack) | |
2551 | ||
2552 | ||
34523524 DK |
2553 | /* Node in the linked list used for storing finalizer procedures. */ |
2554 | ||
2555 | typedef struct gfc_finalizer | |
2556 | { | |
2557 | struct gfc_finalizer* next; | |
df2fba9e | 2558 | locus where; /* Where the FINAL declaration occurred. */ |
f6fad28e DK |
2559 | |
2560 | /* Up to resolution, we want the gfc_symbol, there we lookup the corresponding | |
2561 | symtree and later need only that. This way, we can access and call the | |
2562 | finalizers from every context as they should be "always accessible". I | |
2563 | don't make this a union because we need the information whether proc_sym is | |
2564 | still referenced or not for dereferencing it on deleting a gfc_finalizer | |
2565 | structure. */ | |
2566 | gfc_symbol* proc_sym; | |
4d382327 | 2567 | gfc_symtree* proc_tree; |
34523524 DK |
2568 | } |
2569 | gfc_finalizer; | |
f6fad28e DK |
2570 | #define gfc_get_finalizer() XCNEW (gfc_finalizer) |
2571 | ||
34523524 | 2572 | |
6de9cd9a DN |
2573 | /************************ Function prototypes *************************/ |
2574 | ||
2220652d PT |
2575 | /* decl.c */ |
2576 | bool gfc_in_match_data (void); | |
8234e5e0 | 2577 | match gfc_match_char_spec (gfc_typespec *); |
2220652d | 2578 | |
6de9cd9a DN |
2579 | /* scanner.c */ |
2580 | void gfc_scanner_done_1 (void); | |
2581 | void gfc_scanner_init_1 (void); | |
2582 | ||
308f961b | 2583 | void gfc_add_include_path (const char *, bool, bool, bool); |
31198773 | 2584 | void gfc_add_intrinsic_modules_path (const char *); |
6de9cd9a | 2585 | void gfc_release_include_path (void); |
31198773 | 2586 | FILE *gfc_open_included_file (const char *, bool, bool); |
6de9cd9a | 2587 | |
6de9cd9a DN |
2588 | int gfc_at_end (void); |
2589 | int gfc_at_eof (void); | |
2590 | int gfc_at_bol (void); | |
2591 | int gfc_at_eol (void); | |
2592 | void gfc_advance_line (void); | |
2593 | int gfc_check_include (void); | |
9e8a6720 | 2594 | int gfc_define_undef_line (void); |
6de9cd9a | 2595 | |
8fc541d3 FXC |
2596 | int gfc_wide_is_printable (gfc_char_t); |
2597 | int gfc_wide_is_digit (gfc_char_t); | |
2598 | int gfc_wide_fits_in_byte (gfc_char_t); | |
2599 | gfc_char_t gfc_wide_tolower (gfc_char_t); | |
00660189 | 2600 | gfc_char_t gfc_wide_toupper (gfc_char_t); |
8fc541d3 | 2601 | size_t gfc_wide_strlen (const gfc_char_t *); |
00660189 FXC |
2602 | int gfc_wide_strncasecmp (const gfc_char_t *, const char *, size_t); |
2603 | gfc_char_t *gfc_wide_memset (gfc_char_t *, gfc_char_t, size_t); | |
2604 | char *gfc_widechar_to_char (const gfc_char_t *, int); | |
2605 | gfc_char_t *gfc_char_to_widechar (const char *); | |
2606 | ||
ece3f663 | 2607 | #define gfc_get_wide_string(n) XCNEWVEC (gfc_char_t, n) |
8fc541d3 | 2608 | |
6de9cd9a | 2609 | void gfc_skip_comments (void); |
696abb30 | 2610 | gfc_char_t gfc_next_char_literal (gfc_instring); |
8fc541d3 FXC |
2611 | gfc_char_t gfc_next_char (void); |
2612 | char gfc_next_ascii_char (void); | |
2613 | gfc_char_t gfc_peek_char (void); | |
2614 | char gfc_peek_ascii_char (void); | |
6de9cd9a DN |
2615 | void gfc_error_recovery (void); |
2616 | void gfc_gobble_whitespace (void); | |
524af0d6 | 2617 | bool gfc_new_file (void); |
2d7c7df6 | 2618 | const char * gfc_read_orig_filename (const char *, const char **); |
6de9cd9a | 2619 | |
d4fa05b9 | 2620 | extern gfc_source_form gfc_current_form; |
e0bcf78c | 2621 | extern const char *gfc_source_file; |
63645982 | 2622 | extern locus gfc_current_locus; |
6de9cd9a | 2623 | |
60332588 JJ |
2624 | void gfc_start_source_files (void); |
2625 | void gfc_end_source_files (void); | |
2626 | ||
6de9cd9a | 2627 | /* misc.c */ |
6de9cd9a DN |
2628 | void gfc_clear_ts (gfc_typespec *); |
2629 | FILE *gfc_open_file (const char *); | |
6de9cd9a DN |
2630 | const char *gfc_basic_typename (bt); |
2631 | const char *gfc_typename (gfc_typespec *); | |
ba3ba492 | 2632 | const char *gfc_op2string (gfc_intrinsic_op); |
6de9cd9a DN |
2633 | const char *gfc_code2string (const mstring *, int); |
2634 | int gfc_string2code (const mstring *, const char *); | |
2635 | const char *gfc_intent_string (sym_intent); | |
2636 | ||
2637 | void gfc_init_1 (void); | |
2638 | void gfc_init_2 (void); | |
2639 | void gfc_done_1 (void); | |
2640 | void gfc_done_2 (void); | |
2641 | ||
a8b3b0b6 CR |
2642 | int get_c_kind (const char *, CInteropKind_t *); |
2643 | ||
6de9cd9a | 2644 | /* options.c */ |
7a9bf9a4 | 2645 | unsigned int gfc_option_lang_mask (void); |
a75bfaa6 | 2646 | void gfc_init_options_struct (struct gcc_options *); |
7a9bf9a4 JM |
2647 | void gfc_init_options (unsigned int, |
2648 | struct cl_decoded_option *); | |
a4d8c676 | 2649 | bool gfc_handle_option (size_t, const char *, int, int, location_t, |
5f20c657 | 2650 | const struct cl_option_handlers *); |
6de9cd9a | 2651 | bool gfc_post_options (const char **); |
41804a5b | 2652 | char *gfc_get_option_string (void); |
6de9cd9a | 2653 | |
602b8523 TB |
2654 | /* f95-lang.c */ |
2655 | void gfc_maybe_initialize_eh (void); | |
2656 | ||
6de9cd9a | 2657 | /* iresolve.c */ |
6b25a558 | 2658 | const char * gfc_get_string (const char *, ...) ATTRIBUTE_PRINTF_1; |
a68ab351 | 2659 | bool gfc_find_sym_in_expr (gfc_symbol *, gfc_expr *); |
6de9cd9a DN |
2660 | |
2661 | /* error.c */ | |
6de9cd9a | 2662 | void gfc_error_init_1 (void); |
3aa34c1d MLI |
2663 | void gfc_diagnostics_init (void); |
2664 | void gfc_diagnostics_finish (void); | |
0f447a6e | 2665 | void gfc_buffer_error (bool); |
6de9cd9a | 2666 | |
00660189 FXC |
2667 | const char *gfc_print_wide_char (gfc_char_t); |
2668 | ||
48749dbc | 2669 | bool gfc_warning (int opt, const char *, ...) ATTRIBUTE_GCC_GFC(2,3); |
4daa149b | 2670 | bool gfc_warning_now (int opt, const char *, ...) ATTRIBUTE_GCC_GFC(2,3); |
2a2703a2 MLI |
2671 | bool gfc_warning_now_at (location_t loc, int opt, const char *gmsgid, ...) |
2672 | ATTRIBUTE_GCC_GFC(3,4); | |
8e54f6d3 | 2673 | |
6de9cd9a DN |
2674 | void gfc_clear_warning (void); |
2675 | void gfc_warning_check (void); | |
2676 | ||
0ce0154c KG |
2677 | void gfc_error (const char *, ...) ATTRIBUTE_GCC_GFC(1,2); |
2678 | void gfc_error_now (const char *, ...) ATTRIBUTE_GCC_GFC(1,2); | |
2679 | void gfc_fatal_error (const char *, ...) ATTRIBUTE_NORETURN ATTRIBUTE_GCC_GFC(1,2); | |
2680 | void gfc_internal_error (const char *, ...) ATTRIBUTE_NORETURN ATTRIBUTE_GCC_GFC(1,2); | |
6de9cd9a | 2681 | void gfc_clear_error (void); |
b5a9fd3e | 2682 | bool gfc_error_check (void); |
0f447a6e | 2683 | bool gfc_error_flag_test (void); |
6de9cd9a | 2684 | |
8f0d39a8 | 2685 | notification gfc_notification_std (int); |
524af0d6 | 2686 | bool gfc_notify_std (int, const char *, ...) ATTRIBUTE_GCC_GFC(2,3); |
6de9cd9a DN |
2687 | |
2688 | /* A general purpose syntax error. */ | |
2689 | #define gfc_syntax_error(ST) \ | |
2690 | gfc_error ("Syntax error in %s statement at %C", gfc_ascii_statement (ST)); | |
2691 | ||
fea70c99 MLI |
2692 | #include "pretty-print.h" /* For output_buffer. */ |
2693 | struct gfc_error_buffer | |
2694 | { | |
2695 | bool flag; | |
2696 | output_buffer buffer; | |
2697 | gfc_error_buffer(void) : flag(false), buffer() {} | |
2698 | }; | |
2699 | ||
2700 | void gfc_push_error (gfc_error_buffer *); | |
2701 | void gfc_pop_error (gfc_error_buffer *); | |
2702 | void gfc_free_error (gfc_error_buffer *); | |
6de9cd9a | 2703 | |
6de9cd9a | 2704 | void gfc_get_errors (int *, int *); |
f4031599 | 2705 | void gfc_errors_to_warnings (bool); |
6de9cd9a DN |
2706 | |
2707 | /* arith.c */ | |
2708 | void gfc_arith_init_1 (void); | |
2709 | void gfc_arith_done_1 (void); | |
25d8f0a2 | 2710 | arith gfc_check_integer_range (mpz_t p, int kind); |
d393bbd7 | 2711 | bool gfc_check_character_range (gfc_char_t, int); |
6de9cd9a | 2712 | |
5e8e542f | 2713 | /* trans-types.c */ |
524af0d6 | 2714 | bool gfc_check_any_c_kind (gfc_typespec *); |
e7a2d5fb | 2715 | int gfc_validate_kind (bt, int, bool); |
e0a6661b FXC |
2716 | int gfc_get_int_kind_from_width_isofortranenv (int size); |
2717 | int gfc_get_real_kind_from_width_isofortranenv (int size); | |
7c1dab0d | 2718 | tree gfc_get_derived_type (gfc_symbol * derived); |
6de9cd9a | 2719 | extern int gfc_index_integer_kind; |
9d64df18 | 2720 | extern int gfc_default_integer_kind; |
f4e7375a | 2721 | extern int gfc_max_integer_kind; |
9d64df18 TS |
2722 | extern int gfc_default_real_kind; |
2723 | extern int gfc_default_double_kind; | |
2724 | extern int gfc_default_character_kind; | |
2725 | extern int gfc_default_logical_kind; | |
2726 | extern int gfc_default_complex_kind; | |
e8525382 | 2727 | extern int gfc_c_int_kind; |
da661a58 TB |
2728 | extern int gfc_atomic_int_kind; |
2729 | extern int gfc_atomic_logical_kind; | |
014ec6ee | 2730 | extern int gfc_intio_kind; |
f1412ca5 | 2731 | extern int gfc_charlen_int_kind; |
39f87c03 FXC |
2732 | extern int gfc_numeric_storage_size; |
2733 | extern int gfc_character_storage_size; | |
6de9cd9a DN |
2734 | |
2735 | /* symbol.c */ | |
2736 | void gfc_clear_new_implicit (void); | |
524af0d6 JB |
2737 | bool gfc_add_new_implicit_range (int, int); |
2738 | bool gfc_merge_new_implicit (gfc_typespec *); | |
a6c63173 | 2739 | void gfc_set_implicit_none (bool, bool, locus *); |
e9bd9f7d | 2740 | void gfc_check_function_type (gfc_namespace *); |
e9c06563 | 2741 | bool gfc_is_intrinsic_typename (const char *); |
6de9cd9a | 2742 | |
713485cc | 2743 | gfc_typespec *gfc_get_default_type (const char *, gfc_namespace *); |
524af0d6 | 2744 | bool gfc_set_default_type (gfc_symbol *, int, gfc_namespace *); |
6de9cd9a | 2745 | |
66e4ab31 | 2746 | void gfc_set_sym_referenced (gfc_symbol *); |
6de9cd9a | 2747 | |
524af0d6 JB |
2748 | bool gfc_add_attribute (symbol_attribute *, locus *); |
2749 | bool gfc_add_ext_attribute (symbol_attribute *, ext_attr_id_t, locus *); | |
2750 | bool gfc_add_allocatable (symbol_attribute *, locus *); | |
2751 | bool gfc_add_codimension (symbol_attribute *, const char *, locus *); | |
2752 | bool gfc_add_contiguous (symbol_attribute *, const char *, locus *); | |
2753 | bool gfc_add_dimension (symbol_attribute *, const char *, locus *); | |
2754 | bool gfc_add_external (symbol_attribute *, locus *); | |
2755 | bool gfc_add_intrinsic (symbol_attribute *, locus *); | |
2756 | bool gfc_add_optional (symbol_attribute *, locus *); | |
2757 | bool gfc_add_pointer (symbol_attribute *, locus *); | |
2758 | bool gfc_add_cray_pointer (symbol_attribute *, locus *); | |
2759 | bool gfc_add_cray_pointee (symbol_attribute *, locus *); | |
32e8bb8e | 2760 | match gfc_mod_pointee_as (gfc_array_spec *); |
524af0d6 JB |
2761 | bool gfc_add_protected (symbol_attribute *, const char *, locus *); |
2762 | bool gfc_add_result (symbol_attribute *, const char *, locus *); | |
2763 | bool gfc_add_save (symbol_attribute *, save_state, const char *, locus *); | |
2764 | bool gfc_add_threadprivate (symbol_attribute *, const char *, locus *); | |
f014c653 | 2765 | bool gfc_add_omp_declare_target (symbol_attribute *, const char *, locus *); |
524af0d6 JB |
2766 | bool gfc_add_saved_common (symbol_attribute *, locus *); |
2767 | bool gfc_add_target (symbol_attribute *, locus *); | |
2768 | bool gfc_add_dummy (symbol_attribute *, const char *, locus *); | |
2769 | bool gfc_add_generic (symbol_attribute *, const char *, locus *); | |
2770 | bool gfc_add_common (symbol_attribute *, locus *); | |
2771 | bool gfc_add_in_common (symbol_attribute *, const char *, locus *); | |
2772 | bool gfc_add_in_equivalence (symbol_attribute *, const char *, locus *); | |
2773 | bool gfc_add_data (symbol_attribute *, const char *, locus *); | |
2774 | bool gfc_add_in_namelist (symbol_attribute *, const char *, locus *); | |
2775 | bool gfc_add_sequence (symbol_attribute *, const char *, locus *); | |
2776 | bool gfc_add_elemental (symbol_attribute *, locus *); | |
2777 | bool gfc_add_pure (symbol_attribute *, locus *); | |
2778 | bool gfc_add_recursive (symbol_attribute *, locus *); | |
2779 | bool gfc_add_function (symbol_attribute *, const char *, locus *); | |
2780 | bool gfc_add_subroutine (symbol_attribute *, const char *, locus *); | |
2781 | bool gfc_add_volatile (symbol_attribute *, const char *, locus *); | |
2782 | bool gfc_add_asynchronous (symbol_attribute *, const char *, locus *); | |
2783 | bool gfc_add_proc (symbol_attribute *attr, const char *name, locus *where); | |
2784 | bool gfc_add_abstract (symbol_attribute* attr, locus* where); | |
2785 | ||
2786 | bool gfc_add_access (symbol_attribute *, gfc_access, const char *, locus *); | |
2787 | bool gfc_add_is_bind_c (symbol_attribute *, const char *, locus *, int); | |
2788 | bool gfc_add_extension (symbol_attribute *, locus *); | |
2789 | bool gfc_add_value (symbol_attribute *, const char *, locus *); | |
2790 | bool gfc_add_flavor (symbol_attribute *, sym_flavor, const char *, locus *); | |
2791 | bool gfc_add_entry (symbol_attribute *, const char *, locus *); | |
2792 | bool gfc_add_procedure (symbol_attribute *, procedure_type, | |
231b2fcc | 2793 | const char *, locus *); |
524af0d6 JB |
2794 | bool gfc_add_intent (symbol_attribute *, sym_intent, locus *); |
2795 | bool gfc_add_explicit_interface (gfc_symbol *, ifsrc, | |
6de9cd9a | 2796 | gfc_formal_arglist *, locus *); |
524af0d6 | 2797 | bool gfc_add_type (gfc_symbol *, gfc_typespec *, locus *); |
6de9cd9a DN |
2798 | |
2799 | void gfc_clear_attr (symbol_attribute *); | |
524af0d6 JB |
2800 | bool gfc_missing_attr (symbol_attribute *, locus *); |
2801 | bool gfc_copy_attr (symbol_attribute *, symbol_attribute *, locus *); | |
4668d6f9 | 2802 | int gfc_copy_dummy_sym (gfc_symbol **, gfc_symbol *, int); |
524af0d6 | 2803 | bool gfc_add_component (gfc_symbol *, const char *, gfc_component **); |
6de9cd9a DN |
2804 | gfc_symbol *gfc_use_derived (gfc_symbol *); |
2805 | gfc_symtree *gfc_use_derived_tree (gfc_symtree *); | |
9d1210f4 | 2806 | gfc_component *gfc_find_component (gfc_symbol *, const char *, bool, bool); |
6de9cd9a DN |
2807 | |
2808 | gfc_st_label *gfc_get_st_label (int); | |
2809 | void gfc_free_st_label (gfc_st_label *); | |
2810 | void gfc_define_st_label (gfc_st_label *, gfc_sl_type, locus *); | |
524af0d6 | 2811 | bool gfc_reference_st_label (gfc_st_label *, gfc_sl_type); |
6de9cd9a | 2812 | |
0366dfe9 | 2813 | gfc_namespace *gfc_get_namespace (gfc_namespace *, int); |
6de9cd9a DN |
2814 | gfc_symtree *gfc_new_symtree (gfc_symtree **, const char *); |
2815 | gfc_symtree *gfc_find_symtree (gfc_symtree *, const char *); | |
a99d95a2 | 2816 | void gfc_delete_symtree (gfc_symtree **, const char *); |
aa84a9a5 | 2817 | gfc_symtree *gfc_get_unique_symtree (gfc_namespace *); |
6de9cd9a DN |
2818 | gfc_user_op *gfc_get_uop (const char *); |
2819 | gfc_user_op *gfc_find_uop (const char *, gfc_namespace *); | |
2820 | void gfc_free_symbol (gfc_symbol *); | |
3cb595ac | 2821 | void gfc_release_symbol (gfc_symbol *); |
6de9cd9a | 2822 | gfc_symbol *gfc_new_symbol (const char *, gfc_namespace *); |
61b644c2 | 2823 | gfc_symtree* gfc_find_symtree_in_proc (const char *, gfc_namespace *); |
6de9cd9a DN |
2824 | int gfc_find_symbol (const char *, gfc_namespace *, int, gfc_symbol **); |
2825 | int gfc_find_sym_tree (const char *, gfc_namespace *, int, gfc_symtree **); | |
2826 | int gfc_get_symbol (const char *, gfc_namespace *, gfc_symbol **); | |
524af0d6 JB |
2827 | bool gfc_verify_c_interop (gfc_typespec *); |
2828 | bool gfc_verify_c_interop_param (gfc_symbol *); | |
2829 | bool verify_bind_c_sym (gfc_symbol *, gfc_typespec *, int, gfc_common_head *); | |
2830 | bool verify_bind_c_derived_type (gfc_symbol *); | |
2831 | bool verify_com_block_vars_c_interop (gfc_common_head *); | |
cadddfdd TB |
2832 | gfc_symtree *generate_isocbinding_symbol (const char *, iso_c_binding_symbol, |
2833 | const char *, gfc_symtree *, bool); | |
44c57c2f | 2834 | void gfc_save_symbol_data (gfc_symbol *); |
08a6b8e0 | 2835 | int gfc_get_sym_tree (const char *, gfc_namespace *, gfc_symtree **, bool); |
6de9cd9a DN |
2836 | int gfc_get_ha_symbol (const char *, gfc_symbol **); |
2837 | int gfc_get_ha_sym_tree (const char *, gfc_symtree **); | |
2838 | ||
ab68a73e MM |
2839 | void gfc_new_undo_checkpoint (gfc_undo_change_set &); |
2840 | void gfc_drop_last_undo_checkpoint (void); | |
2841 | void gfc_restore_last_undo_checkpoint (void); | |
6de9cd9a DN |
2842 | void gfc_undo_symbols (void); |
2843 | void gfc_commit_symbols (void); | |
66e4ab31 | 2844 | void gfc_commit_symbol (gfc_symbol *); |
b76e28c6 | 2845 | gfc_charlen *gfc_new_charlen (gfc_namespace *, gfc_charlen *); |
27f31e39 | 2846 | void gfc_free_charlen (gfc_charlen *, gfc_charlen *); |
6de9cd9a DN |
2847 | void gfc_free_namespace (gfc_namespace *); |
2848 | ||
2849 | void gfc_symbol_init_2 (void); | |
2850 | void gfc_symbol_done_2 (void); | |
2851 | ||
9056bd70 | 2852 | void gfc_traverse_symtree (gfc_symtree *, void (*)(gfc_symtree *)); |
6de9cd9a DN |
2853 | void gfc_traverse_ns (gfc_namespace *, void (*)(gfc_symbol *)); |
2854 | void gfc_traverse_user_op (gfc_namespace *, void (*)(gfc_user_op *)); | |
2855 | void gfc_save_all (gfc_namespace *); | |
2856 | ||
4bc20f3a | 2857 | void gfc_enforce_clean_symbol_state (void); |
71a7778c PT |
2858 | void gfc_free_dt_list (void); |
2859 | ||
6de9cd9a | 2860 | |
cb9e4f55 TS |
2861 | gfc_gsymbol *gfc_get_gsymbol (const char *); |
2862 | gfc_gsymbol *gfc_find_gsymbol (gfc_gsymbol *, const char *); | |
c9543002 | 2863 | |
3e15518b | 2864 | gfc_typebound_proc* gfc_get_typebound_proc (gfc_typebound_proc*); |
30b608eb | 2865 | gfc_symbol* gfc_get_derived_super_type (gfc_symbol*); |
cf2b3c22 TB |
2866 | gfc_symbol* gfc_get_ultimate_derived_super_type (gfc_symbol*); |
2867 | bool gfc_type_is_extension_of (gfc_symbol *, gfc_symbol *); | |
e74f1cc8 | 2868 | bool gfc_type_compatible (gfc_typespec *, gfc_typespec *); |
30b608eb | 2869 | |
8fdcb6a9 TB |
2870 | void gfc_copy_formal_args_intr (gfc_symbol *, gfc_intrinsic_sym *, |
2871 | gfc_actual_arglist *); | |
69773742 | 2872 | |
34523524 DK |
2873 | void gfc_free_finalizer (gfc_finalizer *el); /* Needed in resolve.c, too */ |
2874 | ||
524af0d6 | 2875 | bool gfc_check_symbol_typed (gfc_symbol*, gfc_namespace*, bool, locus); |
52bf62f9 | 2876 | gfc_namespace* gfc_find_proc_namespace (gfc_namespace*); |
f37e928c | 2877 | |
571d54de | 2878 | bool gfc_is_associate_pointer (gfc_symbol*); |
c3f34952 | 2879 | gfc_symbol * gfc_find_dt_in_generic (gfc_symbol *); |
4cbc9039 | 2880 | gfc_formal_arglist *gfc_sym_get_dummy_args (gfc_symbol *); |
571d54de | 2881 | |
f2cbd86c DF |
2882 | /* intrinsic.c -- true if working in an init-expr, false otherwise. */ |
2883 | extern bool gfc_init_expr_flag; | |
6de9cd9a DN |
2884 | |
2885 | /* Given a symbol that we have decided is intrinsic, mark it as such | |
2886 | by placing it into a special module that is otherwise impossible to | |
2887 | read or write. */ | |
2888 | ||
cb9e4f55 | 2889 | #define gfc_intrinsic_symbol(SYM) SYM->module = gfc_get_string ("(intrinsic)") |
6de9cd9a DN |
2890 | |
2891 | void gfc_intrinsic_init_1 (void); | |
2892 | void gfc_intrinsic_done_1 (void); | |
2893 | ||
2894 | char gfc_type_letter (bt); | |
2895 | gfc_symbol * gfc_get_intrinsic_sub_symbol (const char *); | |
524af0d6 JB |
2896 | bool gfc_convert_type (gfc_expr *, gfc_typespec *, int); |
2897 | bool gfc_convert_type_warn (gfc_expr *, gfc_typespec *, int, int); | |
2898 | bool gfc_convert_chartype (gfc_expr *, gfc_typespec *); | |
6de9cd9a DN |
2899 | int gfc_generic_intrinsic (const char *); |
2900 | int gfc_specific_intrinsic (const char *); | |
c3005b0f | 2901 | bool gfc_is_intrinsic (gfc_symbol*, int, locus); |
0e7e7e6e | 2902 | int gfc_intrinsic_actual_ok (const char *, const bool); |
6de9cd9a | 2903 | gfc_intrinsic_sym *gfc_find_function (const char *); |
cd5ecab6 | 2904 | gfc_intrinsic_sym *gfc_find_subroutine (const char *); |
d000aa67 | 2905 | gfc_intrinsic_sym *gfc_intrinsic_function_by_id (gfc_isym_id); |
cadddfdd TB |
2906 | gfc_intrinsic_sym *gfc_intrinsic_subroutine_by_id (gfc_isym_id); |
2907 | gfc_isym_id gfc_isym_id_by_intmod (intmod_id, int); | |
2908 | gfc_isym_id gfc_isym_id_by_intmod_sym (gfc_symbol *); | |
2909 | ||
6de9cd9a DN |
2910 | |
2911 | match gfc_intrinsic_func_interface (gfc_expr *, int); | |
2912 | match gfc_intrinsic_sub_interface (gfc_code *, int); | |
2913 | ||
c3005b0f | 2914 | void gfc_warn_intrinsic_shadow (const gfc_symbol*, bool, bool); |
524af0d6 | 2915 | bool gfc_check_intrinsic_standard (const gfc_intrinsic_sym*, const char**, |
17b1d2a0 | 2916 | bool, locus); |
c3005b0f | 2917 | |
6de9cd9a DN |
2918 | /* match.c -- FIXME */ |
2919 | void gfc_free_iterator (gfc_iterator *, int); | |
2920 | void gfc_free_forall_iterator (gfc_forall_iterator *); | |
2921 | void gfc_free_alloc_list (gfc_alloc *); | |
2922 | void gfc_free_namelist (gfc_namelist *); | |
dd2fc525 | 2923 | void gfc_free_omp_namelist (gfc_omp_namelist *); |
6de9cd9a | 2924 | void gfc_free_equiv (gfc_equiv *); |
31fee91e | 2925 | void gfc_free_equiv_until (gfc_equiv *, gfc_equiv *); |
6de9cd9a | 2926 | void gfc_free_data (gfc_data *); |
d5e2274d | 2927 | void gfc_reject_data (gfc_namespace *); |
6de9cd9a DN |
2928 | void gfc_free_case_list (gfc_case *); |
2929 | ||
b6398823 PT |
2930 | /* matchexp.c -- FIXME too? */ |
2931 | gfc_expr *gfc_get_parentheses (gfc_expr *); | |
2932 | ||
6c7a4dfd | 2933 | /* openmp.c */ |
c7d3bb76 | 2934 | struct gfc_omp_saved_state { void *ptrs[2]; int ints[1]; }; |
6c7a4dfd | 2935 | void gfc_free_omp_clauses (gfc_omp_clauses *); |
dc7a8b4b | 2936 | void gfc_free_oacc_declare_clauses (struct gfc_oacc_declare *); |
dd2fc525 JJ |
2937 | void gfc_free_omp_declare_simd (gfc_omp_declare_simd *); |
2938 | void gfc_free_omp_declare_simd_list (gfc_omp_declare_simd *); | |
5f23671d JJ |
2939 | void gfc_free_omp_udr (gfc_omp_udr *); |
2940 | gfc_omp_udr *gfc_omp_udr_find (gfc_symtree *, gfc_typespec *); | |
6c7a4dfd JJ |
2941 | void gfc_resolve_omp_directive (gfc_code *, gfc_namespace *); |
2942 | void gfc_resolve_do_iterator (gfc_code *, gfc_symbol *); | |
2943 | void gfc_resolve_omp_parallel_blocks (gfc_code *, gfc_namespace *); | |
2944 | void gfc_resolve_omp_do_blocks (gfc_code *, gfc_namespace *); | |
dd2fc525 | 2945 | void gfc_resolve_omp_declare_simd (gfc_namespace *); |
5f23671d | 2946 | void gfc_resolve_omp_udrs (gfc_symtree *); |
c7d3bb76 JJ |
2947 | void gfc_omp_save_and_clear_state (struct gfc_omp_saved_state *); |
2948 | void gfc_omp_restore_state (struct gfc_omp_saved_state *); | |
41dbbb37 TS |
2949 | void gfc_free_expr_list (gfc_expr_list *); |
2950 | void gfc_resolve_oacc_directive (gfc_code *, gfc_namespace *); | |
2951 | void gfc_resolve_oacc_declare (gfc_namespace *); | |
2952 | void gfc_resolve_oacc_parallel_loop_blocks (gfc_code *, gfc_namespace *); | |
2953 | void gfc_resolve_oacc_blocks (gfc_code *, gfc_namespace *); | |
6c7a4dfd | 2954 | |
6de9cd9a DN |
2955 | /* expr.c */ |
2956 | void gfc_free_actual_arglist (gfc_actual_arglist *); | |
2957 | gfc_actual_arglist *gfc_copy_actual_arglist (gfc_actual_arglist *); | |
2958 | const char *gfc_extract_int (gfc_expr *, int *); | |
1d6b7f39 | 2959 | bool is_subref_array (gfc_expr *); |
fe4e525c | 2960 | bool gfc_is_simply_contiguous (gfc_expr *, bool); |
524af0d6 | 2961 | bool gfc_check_init_expr (gfc_expr *); |
6de9cd9a DN |
2962 | |
2963 | gfc_expr *gfc_build_conversion (gfc_expr *); | |
2964 | void gfc_free_ref_list (gfc_ref *); | |
dcea1b2f | 2965 | void gfc_type_convert_binary (gfc_expr *, int); |
6de9cd9a | 2966 | int gfc_is_constant_expr (gfc_expr *); |
524af0d6 | 2967 | bool gfc_simplify_expr (gfc_expr *, int); |
4075a94e | 2968 | int gfc_has_vector_index (gfc_expr *); |
6de9cd9a DN |
2969 | |
2970 | gfc_expr *gfc_get_expr (void); | |
b7e75771 JD |
2971 | gfc_expr *gfc_get_array_expr (bt type, int kind, locus *); |
2972 | gfc_expr *gfc_get_null_expr (locus *); | |
2973 | gfc_expr *gfc_get_operator_expr (locus *, gfc_intrinsic_op,gfc_expr *, gfc_expr *); | |
2974 | gfc_expr *gfc_get_structure_constructor_expr (bt, int, locus *); | |
2975 | gfc_expr *gfc_get_constant_expr (bt, int, locus *); | |
2976 | gfc_expr *gfc_get_character_expr (int, locus *, const char *, int len); | |
2977 | gfc_expr *gfc_get_int_expr (int, locus *, int); | |
2978 | gfc_expr *gfc_get_logical_expr (int, locus *, bool); | |
2979 | gfc_expr *gfc_get_iokind_expr (locus *, io_kind); | |
2980 | ||
7d7212ec MM |
2981 | void gfc_clear_shape (mpz_t *shape, int rank); |
2982 | void gfc_free_shape (mpz_t **shape, int rank); | |
6de9cd9a DN |
2983 | void gfc_free_expr (gfc_expr *); |
2984 | void gfc_replace_expr (gfc_expr *, gfc_expr *); | |
6de9cd9a | 2985 | mpz_t *gfc_copy_shape (mpz_t *, int); |
94538bd1 | 2986 | mpz_t *gfc_copy_shape_excluding (mpz_t *, int, gfc_expr *); |
6de9cd9a | 2987 | gfc_expr *gfc_copy_expr (gfc_expr *); |
8e1f752a | 2988 | gfc_ref* gfc_copy_ref (gfc_ref*); |
6de9cd9a | 2989 | |
524af0d6 | 2990 | bool gfc_specification_expr (gfc_expr *); |
6de9cd9a DN |
2991 | |
2992 | int gfc_numeric_ts (gfc_typespec *); | |
2993 | int gfc_kind_max (gfc_expr *, gfc_expr *); | |
2994 | ||
524af0d6 JB |
2995 | bool gfc_check_conformance (gfc_expr *, gfc_expr *, const char *, ...) ATTRIBUTE_PRINTF_3; |
2996 | bool gfc_check_assign (gfc_expr *, gfc_expr *, int); | |
2997 | bool gfc_check_pointer_assign (gfc_expr *, gfc_expr *); | |
2998 | bool gfc_check_assign_symbol (gfc_symbol *, gfc_component *, gfc_expr *); | |
6de9cd9a | 2999 | |
16e520b6 | 3000 | bool gfc_has_default_initializer (gfc_symbol *); |
54b4ba60 | 3001 | gfc_expr *gfc_default_initializer (gfc_typespec *); |
294fbfc8 | 3002 | gfc_expr *gfc_get_variable_expr (gfc_symtree *); |
4d382327 | 3003 | void gfc_add_full_array_ref (gfc_expr *, gfc_array_spec *); |
0d87fa8c | 3004 | gfc_expr * gfc_lval_expr_from_sym (gfc_symbol *); |
294fbfc8 | 3005 | |
b7d1d8b4 PT |
3006 | gfc_array_spec *gfc_get_full_arrayspec_from_expr (gfc_expr *expr); |
3007 | ||
640670c7 PT |
3008 | bool gfc_traverse_expr (gfc_expr *, gfc_symbol *, |
3009 | bool (*)(gfc_expr *, gfc_symbol *, int*), | |
3010 | int); | |
66e4ab31 | 3011 | void gfc_expr_set_symbols_referenced (gfc_expr *); |
524af0d6 | 3012 | bool gfc_expr_check_typed (gfc_expr*, gfc_namespace*, bool); |
f37e928c | 3013 | |
2a573572 MM |
3014 | gfc_component * gfc_get_proc_ptr_comp (gfc_expr *); |
3015 | bool gfc_is_proc_ptr_comp (gfc_expr *); | |
43a68a9d PT |
3016 | bool gfc_is_alloc_class_scalar_function (gfc_expr *); |
3017 | bool gfc_is_alloc_class_array_function (gfc_expr *); | |
713485cc | 3018 | |
badd9e69 | 3019 | bool gfc_ref_this_image (gfc_ref *ref); |
d3a9eea2 | 3020 | bool gfc_is_coindexed (gfc_expr *); |
394d3a2e | 3021 | bool gfc_is_coarray (gfc_expr *); |
4dc694b2 | 3022 | int gfc_get_corank (gfc_expr *); |
d3a9eea2 TB |
3023 | bool gfc_has_ultimate_allocatable (gfc_expr *); |
3024 | bool gfc_has_ultimate_pointer (gfc_expr *); | |
3025 | ||
6838c137 TB |
3026 | gfc_expr* gfc_build_intrinsic_call (gfc_namespace *, gfc_isym_id, const char*, |
3027 | locus, unsigned, ...); | |
524af0d6 | 3028 | bool gfc_check_vardef_context (gfc_expr*, bool, bool, bool, const char*); |
69dcd06a | 3029 | |
d3a9eea2 | 3030 | |
6de9cd9a DN |
3031 | /* st.c */ |
3032 | extern gfc_code new_st; | |
3033 | ||
3034 | void gfc_clear_new_st (void); | |
11e5274a | 3035 | gfc_code *gfc_get_code (gfc_exec_op); |
6de9cd9a DN |
3036 | gfc_code *gfc_append_code (gfc_code *, gfc_code *); |
3037 | void gfc_free_statement (gfc_code *); | |
3038 | void gfc_free_statements (gfc_code *); | |
03af1e4c | 3039 | void gfc_free_association_list (gfc_association_list *); |
6de9cd9a DN |
3040 | |
3041 | /* resolve.c */ | |
524af0d6 | 3042 | bool gfc_resolve_expr (gfc_expr *); |
6de9cd9a | 3043 | void gfc_resolve (gfc_namespace *); |
b46ebd6c | 3044 | void gfc_resolve_code (gfc_code *, gfc_namespace *); |
6c7a4dfd | 3045 | void gfc_resolve_blocks (gfc_code *, gfc_namespace *); |
6de9cd9a DN |
3046 | int gfc_impure_variable (gfc_symbol *); |
3047 | int gfc_pure (gfc_symbol *); | |
f1f39033 | 3048 | int gfc_implicit_pure (gfc_symbol *); |
ccd7751b | 3049 | void gfc_unset_implicit_pure (gfc_symbol *); |
6de9cd9a | 3050 | int gfc_elemental (gfc_symbol *); |
524af0d6 JB |
3051 | bool gfc_resolve_iterator (gfc_iterator *, bool, bool); |
3052 | bool find_forall_index (gfc_expr *, gfc_symbol *, int); | |
3053 | bool gfc_resolve_index (gfc_expr *, int); | |
3054 | bool gfc_resolve_dim_arg (gfc_expr *); | |
4213f93b | 3055 | int gfc_is_formal_arg (void); |
07368af0 | 3056 | void gfc_resolve_substring_charlen (gfc_expr *); |
a8b3b0b6 | 3057 | match gfc_iso_c_sub_interface(gfc_code *, gfc_symbol *); |
cf2b3c22 | 3058 | gfc_expr *gfc_expr_to_initialize (gfc_expr *); |
2dda89a8 | 3059 | bool gfc_type_is_extensible (gfc_symbol *); |
524af0d6 | 3060 | bool gfc_resolve_intrinsic (gfc_symbol *, locus *); |
96486998 | 3061 | bool gfc_explicit_interface_required (gfc_symbol *, char *, int); |
ce96d372 | 3062 | extern int gfc_do_concurrent_flag; |
a8b3b0b6 | 3063 | |
6de9cd9a DN |
3064 | |
3065 | /* array.c */ | |
b7e75771 JD |
3066 | gfc_iterator *gfc_copy_iterator (gfc_iterator *); |
3067 | ||
6de9cd9a DN |
3068 | void gfc_free_array_spec (gfc_array_spec *); |
3069 | gfc_array_ref *gfc_copy_array_ref (gfc_array_ref *); | |
3070 | ||
524af0d6 | 3071 | bool gfc_set_array_spec (gfc_symbol *, gfc_array_spec *, locus *); |
6de9cd9a | 3072 | gfc_array_spec *gfc_copy_array_spec (gfc_array_spec *); |
524af0d6 | 3073 | bool gfc_resolve_array_spec (gfc_array_spec *, int); |
6de9cd9a DN |
3074 | |
3075 | int gfc_compare_array_spec (gfc_array_spec *, gfc_array_spec *); | |
3076 | ||
6de9cd9a | 3077 | void gfc_simplify_iterator_var (gfc_expr *); |
524af0d6 | 3078 | bool gfc_expand_constructor (gfc_expr *, bool); |
6de9cd9a DN |
3079 | int gfc_constant_ac (gfc_expr *); |
3080 | int gfc_expanded_ac (gfc_expr *); | |
524af0d6 JB |
3081 | bool gfc_resolve_character_array_constructor (gfc_expr *); |
3082 | bool gfc_resolve_array_constructor (gfc_expr *); | |
3083 | bool gfc_check_constructor_type (gfc_expr *); | |
3084 | bool gfc_check_iter_variable (gfc_expr *); | |
3085 | bool gfc_check_constructor (gfc_expr *, bool (*)(gfc_expr *)); | |
3086 | bool gfc_array_size (gfc_expr *, mpz_t *); | |
3087 | bool gfc_array_dimen_size (gfc_expr *, int, mpz_t *); | |
3088 | bool gfc_array_ref_shape (gfc_array_ref *, mpz_t *); | |
6de9cd9a | 3089 | gfc_array_ref *gfc_find_array_ref (gfc_expr *); |
66e4ab31 | 3090 | tree gfc_conv_array_initializer (tree type, gfc_expr *); |
524af0d6 JB |
3091 | bool spec_size (gfc_array_spec *, mpz_t *); |
3092 | bool spec_dimen_size (gfc_array_spec *, int, mpz_t *); | |
4077d207 | 3093 | int gfc_is_compile_time_shape (gfc_array_spec *); |
6de9cd9a | 3094 | |
524af0d6 | 3095 | bool gfc_ref_dimen_size (gfc_array_ref *, int dimen, mpz_t *, mpz_t *); |
543af7ab TK |
3096 | |
3097 | ||
6de9cd9a DN |
3098 | /* interface.c -- FIXME: some of these should be in symbol.c */ |
3099 | void gfc_free_interface (gfc_interface *); | |
e0e85e06 | 3100 | int gfc_compare_derived_types (gfc_symbol *, gfc_symbol *); |
6de9cd9a | 3101 | int gfc_compare_types (gfc_typespec *, gfc_typespec *); |
4668d6f9 PT |
3102 | bool gfc_check_dummy_characteristics (gfc_symbol *, gfc_symbol *, |
3103 | bool, char *, int); | |
3104 | bool gfc_check_result_characteristics (gfc_symbol *, gfc_symbol *, | |
3105 | char *, int); | |
889dc035 | 3106 | int gfc_compare_interfaces (gfc_symbol*, gfc_symbol*, const char *, int, int, |
6f3ab30d | 3107 | char *, int, const char *, const char *); |
6de9cd9a | 3108 | void gfc_check_interfaces (gfc_namespace *); |
524af0d6 | 3109 | bool gfc_procedure_use (gfc_symbol *, gfc_actual_arglist **, locus *); |
7e196f89 | 3110 | void gfc_ppc_use (gfc_component *, gfc_actual_arglist **, locus *); |
6de9cd9a DN |
3111 | gfc_symbol *gfc_search_interface (gfc_interface *, int, |
3112 | gfc_actual_arglist **); | |
eaee02a5 | 3113 | match gfc_extend_expr (gfc_expr *); |
6de9cd9a | 3114 | void gfc_free_formal_arglist (gfc_formal_arglist *); |
524af0d6 JB |
3115 | bool gfc_extend_assign (gfc_code *, gfc_namespace *); |
3116 | bool gfc_check_new_interface (gfc_interface *, gfc_symbol *, locus); | |
3117 | bool gfc_add_interface (gfc_symbol *); | |
2b77e908 FXC |
3118 | gfc_interface *gfc_current_interface_head (void); |
3119 | void gfc_set_current_interface_head (gfc_interface *); | |
f6fad28e | 3120 | gfc_symtree* gfc_find_sym_in_symtree (gfc_symbol*); |
f0ac18b7 | 3121 | bool gfc_arglist_matches_symbol (gfc_actual_arglist**, gfc_symbol*); |
94747289 | 3122 | bool gfc_check_operator_interface (gfc_symbol*, gfc_intrinsic_op, locus); |
03af1e4c | 3123 | int gfc_has_vector_subscript (gfc_expr*); |
fb03a37e | 3124 | gfc_intrinsic_op gfc_equivalent_op (gfc_intrinsic_op); |
524af0d6 | 3125 | bool gfc_check_typebound_override (gfc_symtree*, gfc_symtree*); |
6de9cd9a DN |
3126 | |
3127 | /* io.c */ | |
3128 | extern gfc_st_label format_asterisk; | |
3129 | ||
3130 | void gfc_free_open (gfc_open *); | |
524af0d6 | 3131 | bool gfc_resolve_open (gfc_open *); |
6de9cd9a | 3132 | void gfc_free_close (gfc_close *); |
524af0d6 | 3133 | bool gfc_resolve_close (gfc_close *); |
6de9cd9a | 3134 | void gfc_free_filepos (gfc_filepos *); |
524af0d6 | 3135 | bool gfc_resolve_filepos (gfc_filepos *); |
6de9cd9a | 3136 | void gfc_free_inquire (gfc_inquire *); |
524af0d6 | 3137 | bool gfc_resolve_inquire (gfc_inquire *); |
6de9cd9a | 3138 | void gfc_free_dt (gfc_dt *); |
524af0d6 | 3139 | bool gfc_resolve_dt (gfc_dt *, locus *); |
6f0f0b2e | 3140 | void gfc_free_wait (gfc_wait *); |
524af0d6 | 3141 | bool gfc_resolve_wait (gfc_wait *); |
6de9cd9a DN |
3142 | |
3143 | /* module.c */ | |
3144 | void gfc_module_init_2 (void); | |
3145 | void gfc_module_done_2 (void); | |
3146 | void gfc_dump_module (const char *, int); | |
6e2062b0 | 3147 | bool gfc_check_symbol_access (gfc_symbol *); |
a64f5186 | 3148 | void gfc_free_use_stmts (gfc_use_list *); |
6de9cd9a DN |
3149 | |
3150 | /* primary.c */ | |
3151 | symbol_attribute gfc_variable_attr (gfc_expr *, gfc_typespec *); | |
3152 | symbol_attribute gfc_expr_attr (gfc_expr *); | |
eb77cddf | 3153 | match gfc_match_rvalue (gfc_expr **); |
713485cc | 3154 | match gfc_match_varspec (gfc_expr*, int, bool, bool); |
8fc541d3 | 3155 | int gfc_check_digit (char, int); |
2d71b918 | 3156 | bool gfc_is_function_return_value (gfc_symbol *, gfc_namespace *); |
524af0d6 | 3157 | bool gfc_convert_to_structure_constructor (gfc_expr *, gfc_symbol *, |
c3f34952 TB |
3158 | gfc_expr **, |
3159 | gfc_actual_arglist **, bool); | |
6de9cd9a DN |
3160 | |
3161 | /* trans.c */ | |
3162 | void gfc_generate_code (gfc_namespace *); | |
3163 | void gfc_generate_module_code (gfc_namespace *); | |
3164 | ||
9645e798 MM |
3165 | /* trans-intrinsic.c */ |
3166 | bool gfc_inline_intrinsic_function_p (gfc_expr *); | |
3167 | ||
6de9cd9a DN |
3168 | /* bbt.c */ |
3169 | typedef int (*compare_fn) (void *, void *); | |
3170 | void gfc_insert_bbt (void *, void *, compare_fn); | |
3171 | void gfc_delete_bbt (void *, void *, compare_fn); | |
3172 | ||
3173 | /* dump-parse-tree.c */ | |
6c1abb5c | 3174 | void gfc_dump_parse_tree (gfc_namespace *, FILE *); |
6de9cd9a DN |
3175 | |
3176 | /* parse.c */ | |
524af0d6 | 3177 | bool gfc_parse_file (void); |
ca39e6f2 | 3178 | void gfc_global_used (gfc_gsymbol *, locus *); |
3e78238a | 3179 | gfc_namespace* gfc_build_block_ns (gfc_namespace *); |
6de9cd9a | 3180 | |
2990f854 | 3181 | /* dependency.c */ |
2757d5ec | 3182 | int gfc_dep_compare_functions (gfc_expr *, gfc_expr *, bool); |
2990f854 | 3183 | int gfc_dep_compare_expr (gfc_expr *, gfc_expr *); |
eab19a1a | 3184 | bool gfc_dep_difference (gfc_expr *, gfc_expr *, mpz_t *); |
2990f854 | 3185 | |
fb5bc08b | 3186 | /* check.c */ |
524af0d6 JB |
3187 | bool gfc_check_same_strlen (const gfc_expr*, const gfc_expr*, const char*); |
3188 | bool gfc_calculate_transfer_sizes (gfc_expr*, gfc_expr*, gfc_expr*, | |
86dbed7d | 3189 | size_t*, size_t*, size_t*); |
fb5bc08b | 3190 | |
d15bac21 | 3191 | /* class.c */ |
37da591f | 3192 | void gfc_fix_class_refs (gfc_expr *e); |
d15bac21 | 3193 | void gfc_add_component_ref (gfc_expr *, const char *); |
c49ea23d | 3194 | void gfc_add_class_array_ref (gfc_expr *); |
b04533af JW |
3195 | #define gfc_add_data_component(e) gfc_add_component_ref(e,"_data") |
3196 | #define gfc_add_vptr_component(e) gfc_add_component_ref(e,"_vptr") | |
34d9d749 | 3197 | #define gfc_add_len_component(e) gfc_add_component_ref(e,"_len") |
b04533af JW |
3198 | #define gfc_add_hash_component(e) gfc_add_component_ref(e,"_hash") |
3199 | #define gfc_add_size_component(e) gfc_add_component_ref(e,"_size") | |
3200 | #define gfc_add_def_init_component(e) gfc_add_component_ref(e,"_def_init") | |
86035eec | 3201 | #define gfc_add_final_component(e) gfc_add_component_ref(e,"_final") |
c49ea23d PT |
3202 | bool gfc_is_class_array_ref (gfc_expr *, bool *); |
3203 | bool gfc_is_class_scalar_expr (gfc_expr *); | |
5bf5fa56 | 3204 | bool gfc_is_class_container_ref (gfc_expr *e); |
2cc6320d | 3205 | gfc_expr *gfc_class_initializer (gfc_typespec *, gfc_expr *); |
4fa02692 | 3206 | unsigned int gfc_hash_value (gfc_symbol *); |
5b384b3d | 3207 | gfc_expr *gfc_get_len_component (gfc_expr *e); |
524af0d6 | 3208 | bool gfc_build_class_symbol (gfc_typespec *, symbol_attribute *, |
9b6da3c7 | 3209 | gfc_array_spec **); |
88ce8031 | 3210 | gfc_symbol *gfc_find_derived_vtab (gfc_symbol *); |
7289d1c9 | 3211 | gfc_symbol *gfc_find_vtab (gfc_typespec *); |
524af0d6 | 3212 | gfc_symtree* gfc_find_typebound_proc (gfc_symbol*, bool*, |
d15bac21 | 3213 | const char*, bool, locus*); |
524af0d6 | 3214 | gfc_symtree* gfc_find_typebound_user_op (gfc_symbol*, bool*, |
d15bac21 | 3215 | const char*, bool, locus*); |
524af0d6 | 3216 | gfc_typebound_proc* gfc_find_typebound_intrinsic_op (gfc_symbol*, bool*, |
d15bac21 JW |
3217 | gfc_intrinsic_op, bool, |
3218 | locus*); | |
3219 | gfc_symtree* gfc_get_tbp_symtree (gfc_symtree**, const char*); | |
86035eec | 3220 | bool gfc_is_finalizable (gfc_symbol *, gfc_expr **); |
d15bac21 | 3221 | |
7a08eda1 | 3222 | #define CLASS_DATA(sym) sym->ts.u.derived->components |
8b704316 PT |
3223 | #define UNLIMITED_POLY(sym) \ |
3224 | (sym != NULL && sym->ts.type == BT_CLASS \ | |
3225 | && CLASS_DATA (sym) \ | |
3226 | && CLASS_DATA (sym)->ts.u.derived \ | |
3227 | && CLASS_DATA (sym)->ts.u.derived->attr.unlimited_polymorphic) | |
f3b0bb7a AV |
3228 | #define IS_CLASS_ARRAY(sym) \ |
3229 | (sym->ts.type == BT_CLASS \ | |
3230 | && CLASS_DATA (sym) \ | |
3231 | && CLASS_DATA (sym)->attr.dimension \ | |
3232 | && !CLASS_DATA (sym)->attr.class_pointer) | |
7a08eda1 | 3233 | |
601d98be TK |
3234 | /* frontend-passes.c */ |
3235 | ||
3236 | void gfc_run_passes (gfc_namespace *); | |
3237 | ||
4d42b5cd JJ |
3238 | typedef int (*walk_code_fn_t) (gfc_code **, int *, void *); |
3239 | typedef int (*walk_expr_fn_t) (gfc_expr **, int *, void *); | |
3240 | ||
5f23671d | 3241 | int gfc_dummy_code_callback (gfc_code **, int *, void *); |
4d42b5cd JJ |
3242 | int gfc_expr_walker (gfc_expr **, walk_expr_fn_t, void *); |
3243 | int gfc_code_walker (gfc_code **, walk_code_fn_t, walk_expr_fn_t, void *); | |
3244 | ||
d01b2c21 TK |
3245 | /* simplify.c */ |
3246 | ||
3247 | void gfc_convert_mpz_to_signed (mpz_t, int); | |
0e360db9 | 3248 | gfc_expr *gfc_simplify_ieee_functions (gfc_expr *); |
d01b2c21 | 3249 | |
f1abbf69 TK |
3250 | /* trans-array.c */ |
3251 | ||
3252 | bool gfc_is_reallocatable_lhs (gfc_expr *); | |
3253 | ||
dc7a8b4b JN |
3254 | /* trans-decl.c */ |
3255 | ||
3256 | void finish_oacc_declare (gfc_namespace *, gfc_symbol *, bool); | |
3257 | ||
53814b8f | 3258 | #endif /* GCC_GFORTRAN_H */ |