]>
Commit | Line | Data |
---|---|---|
6de9cd9a | 1 | /* gfortran header file |
840bd9f7 SK |
2 | Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006 |
3 | Free Software Foundation, Inc. | |
6de9cd9a DN |
4 | Contributed by Andy Vaught |
5 | ||
9fc4d79b | 6 | This file is part of GCC. |
6de9cd9a | 7 | |
9fc4d79b TS |
8 | GCC is free software; you can redistribute it and/or modify it under |
9 | the terms of the GNU General Public License as published by the Free | |
10 | Software Foundation; either version 2, or (at your option) any later | |
11 | version. | |
6de9cd9a | 12 | |
9fc4d79b TS |
13 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
14 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
15 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
16 | for more details. | |
6de9cd9a DN |
17 | |
18 | You should have received a copy of the GNU General Public License | |
9fc4d79b | 19 | along with GCC; see the file COPYING. If not, write to the Free |
ab57747b KC |
20 | Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA |
21 | 02110-1301, USA. */ | |
6de9cd9a DN |
22 | |
23 | #ifndef GCC_GFORTRAN_H | |
24 | #define GCC_GFORTRAN_H | |
25 | ||
26 | /* It's probably insane to have this large of a header file, but it | |
27 | seemed like everything had to be recompiled anyway when a change | |
28 | was made to a header file, and there were ordering issues with | |
29 | multiple header files. Besides, Microsoft's winnt.h was 250k last | |
30 | time I looked, so by comparison this is perfectly reasonable. */ | |
31 | ||
6de9cd9a | 32 | #include "system.h" |
31043f6c | 33 | #include "intl.h" |
6de9cd9a | 34 | #include "coretypes.h" |
c8cc8542 | 35 | #include "input.h" |
5868cbf9 | 36 | #include "splay-tree.h" |
6de9cd9a DN |
37 | /* The following ifdefs are recommended by the autoconf documentation |
38 | for any code using alloca. */ | |
39 | ||
40 | /* AIX requires this to be the first thing in the file. */ | |
41 | #ifdef __GNUC__ | |
42 | #else /* not __GNUC__ */ | |
43 | #ifdef HAVE_ALLOCA_H | |
44 | #include <alloca.h> | |
45 | #else /* do not HAVE_ALLOCA_H */ | |
46 | #ifdef _AIX | |
47 | #pragma alloca | |
48 | #else | |
49 | #ifndef alloca /* predefined by HP cc +Olibcalls */ | |
50 | char *alloca (); | |
51 | #endif /* not predefined */ | |
52 | #endif /* not _AIX */ | |
53 | #endif /* do not HAVE_ALLOCA_H */ | |
54 | #endif /* not __GNUC__ */ | |
55 | ||
6de9cd9a DN |
56 | /* Major control parameters. */ |
57 | ||
1dde8683 | 58 | #define GFC_MAX_SYMBOL_LEN 63 /* Must be at least 63 for F2003. */ |
6de9cd9a DN |
59 | #define GFC_MAX_DIMENSIONS 7 /* Maximum dimensions in an array. */ |
60 | #define GFC_LETTERS 26 /* Number of letters in the alphabet. */ | |
6de9cd9a DN |
61 | |
62 | #define free(x) Use_gfc_free_instead_of_free() | |
63 | #define gfc_is_whitespace(c) ((c==' ') || (c=='\t')) | |
64 | ||
65 | #ifndef NULL | |
66 | #define NULL ((void *) 0) | |
67 | #endif | |
68 | ||
69 | /* Stringization. */ | |
70 | #define stringize(x) expand_macro(x) | |
71 | #define expand_macro(x) # x | |
72 | ||
73 | /* For a the runtime library, a standard prefix is a requirement to | |
74 | avoid cluttering the namespace with things nobody asked for. It's | |
75 | ugly to look at and a pain to type when you add the prefix by hand, | |
76 | so we hide it behind a macro. */ | |
77 | #define PREFIX(x) "_gfortran_" x | |
5b200ac2 | 78 | #define PREFIX_LEN 10 |
6de9cd9a | 79 | |
30aabb86 PT |
80 | #define BLANK_COMMON_NAME "__BLNK__" |
81 | ||
6de9cd9a DN |
82 | /* Macro to initialize an mstring structure. */ |
83 | #define minit(s, t) { s, NULL, t } | |
84 | ||
85 | /* Structure for storing strings to be matched by gfc_match_string. */ | |
86 | typedef struct | |
87 | { | |
88 | const char *string; | |
89 | const char *mp; | |
90 | int tag; | |
91 | } | |
92 | mstring; | |
93 | ||
94 | ||
902c2ed4 | 95 | /* Flags to specify which standard/extension contains a feature. */ |
c0309c74 RS |
96 | #define GFC_STD_LEGACY (1<<6) /* Backward compatibility. */ |
97 | #define GFC_STD_GNU (1<<5) /* GNU Fortran extension. */ | |
98 | #define GFC_STD_F2003 (1<<4) /* New in F2003. */ | |
f7b529fa | 99 | /* Note that no features were obsoleted nor deleted in F2003. */ |
c0309c74 RS |
100 | #define GFC_STD_F95 (1<<3) /* New in F95. */ |
101 | #define GFC_STD_F95_DEL (1<<2) /* Deleted in F95. */ | |
102 | #define GFC_STD_F95_OBS (1<<1) /* Obsoleted in F95. */ | |
103 | #define GFC_STD_F77 (1<<0) /* Up to and including F77. */ | |
6de9cd9a | 104 | |
944b8b35 FXC |
105 | /* Bitmasks for the various FPE that can be enabled. */ |
106 | #define GFC_FPE_INVALID (1<<0) | |
107 | #define GFC_FPE_DENORMAL (1<<1) | |
108 | #define GFC_FPE_ZERO (1<<2) | |
109 | #define GFC_FPE_OVERFLOW (1<<3) | |
110 | #define GFC_FPE_UNDERFLOW (1<<4) | |
111 | #define GFC_FPE_PRECISION (1<<5) | |
112 | ||
eaa90d25 TK |
113 | /* Keep this in sync with libgfortran/io/io.h ! */ |
114 | ||
115 | typedef enum | |
116 | { CONVERT_NATIVE=0, CONVERT_SWAP, CONVERT_BIG, CONVERT_LITTLE } | |
117 | options_convert; | |
118 | ||
944b8b35 | 119 | |
6de9cd9a DN |
120 | /*************************** Enums *****************************/ |
121 | ||
122 | /* The author remains confused to this day about the convention of | |
123 | returning '0' for 'SUCCESS'... or was it the other way around? The | |
124 | following enum makes things much more readable. We also start | |
125 | values off at one instead of zero. */ | |
126 | ||
127 | typedef enum | |
128 | { SUCCESS = 1, FAILURE } | |
129 | try; | |
130 | ||
8f0d39a8 FXC |
131 | /* This is returned by gfc_notification_std to know if, given the flags |
132 | that were given (-std=, -pedantic) we should issue an error, a warning | |
133 | or nothing. */ | |
134 | ||
135 | typedef enum | |
136 | { SILENT, WARNING, ERROR } | |
137 | notification; | |
138 | ||
6de9cd9a DN |
139 | /* Matchers return one of these three values. The difference between |
140 | MATCH_NO and MATCH_ERROR is that MATCH_ERROR means that a match was | |
141 | successful, but that something non-syntactic is wrong and an error | |
142 | has already been issued. */ | |
143 | ||
144 | typedef enum | |
145 | { MATCH_NO = 1, MATCH_YES, MATCH_ERROR } | |
146 | match; | |
147 | ||
148 | typedef enum | |
149 | { FORM_FREE, FORM_FIXED, FORM_UNKNOWN } | |
150 | gfc_source_form; | |
151 | ||
152 | typedef enum | |
153 | { BT_UNKNOWN = 1, BT_INTEGER, BT_REAL, BT_COMPLEX, | |
d3642f89 | 154 | BT_LOGICAL, BT_CHARACTER, BT_DERIVED, BT_PROCEDURE, BT_HOLLERITH |
6de9cd9a DN |
155 | } |
156 | bt; | |
157 | ||
158 | /* Expression node types. */ | |
159 | typedef enum | |
160 | { EXPR_OP = 1, EXPR_FUNCTION, EXPR_CONSTANT, EXPR_VARIABLE, | |
161 | EXPR_SUBSTRING, EXPR_STRUCTURE, EXPR_ARRAY, EXPR_NULL | |
162 | } | |
163 | expr_t; | |
164 | ||
165 | /* Array types. */ | |
166 | typedef enum | |
167 | { AS_EXPLICIT = 1, AS_ASSUMED_SHAPE, AS_DEFERRED, | |
168 | AS_ASSUMED_SIZE, AS_UNKNOWN | |
169 | } | |
170 | array_type; | |
171 | ||
172 | typedef enum | |
173 | { AR_FULL = 1, AR_ELEMENT, AR_SECTION, AR_UNKNOWN } | |
174 | ar_type; | |
175 | ||
176 | /* Statement label types. */ | |
177 | typedef enum | |
178 | { ST_LABEL_UNKNOWN = 1, ST_LABEL_TARGET, | |
179 | ST_LABEL_BAD_TARGET, ST_LABEL_FORMAT | |
180 | } | |
181 | gfc_sl_type; | |
182 | ||
183 | /* Intrinsic operators. */ | |
184 | typedef enum | |
185 | { GFC_INTRINSIC_BEGIN = 0, | |
186 | INTRINSIC_NONE = -1, INTRINSIC_UPLUS = GFC_INTRINSIC_BEGIN, | |
187 | INTRINSIC_UMINUS, INTRINSIC_PLUS, INTRINSIC_MINUS, INTRINSIC_TIMES, | |
188 | INTRINSIC_DIVIDE, INTRINSIC_POWER, INTRINSIC_CONCAT, | |
189 | INTRINSIC_AND, INTRINSIC_OR, INTRINSIC_EQV, INTRINSIC_NEQV, | |
190 | INTRINSIC_EQ, INTRINSIC_NE, INTRINSIC_GT, INTRINSIC_GE, | |
191 | INTRINSIC_LT, INTRINSIC_LE, INTRINSIC_NOT, INTRINSIC_USER, | |
2414e1d6 | 192 | INTRINSIC_ASSIGN, INTRINSIC_PARENTHESES, |
6de9cd9a DN |
193 | GFC_INTRINSIC_END /* Sentinel */ |
194 | } | |
195 | gfc_intrinsic_op; | |
196 | ||
197 | ||
198 | /* Strings for all intrinsic operators. */ | |
199 | extern mstring intrinsic_operators[]; | |
200 | ||
201 | ||
202 | /* This macro is the number of intrinsic operators that exist. | |
203 | Assumptions are made about the numbering of the interface_op enums. */ | |
204 | #define GFC_INTRINSIC_OPS GFC_INTRINSIC_END | |
205 | ||
206 | /* Arithmetic results. */ | |
207 | typedef enum | |
f8e566e5 | 208 | { ARITH_OK = 1, ARITH_OVERFLOW, ARITH_UNDERFLOW, ARITH_NAN, |
0de27aac | 209 | ARITH_DIV0, ARITH_INCOMMENSURATE, ARITH_ASYMMETRIC |
6de9cd9a DN |
210 | } |
211 | arith; | |
212 | ||
213 | /* Statements. */ | |
214 | typedef enum | |
215 | { | |
216 | ST_ARITHMETIC_IF, ST_ALLOCATE, ST_ATTR_DECL, ST_BACKSPACE, ST_BLOCK_DATA, | |
217 | ST_CALL, ST_CASE, ST_CLOSE, ST_COMMON, ST_CONTINUE, ST_CONTAINS, ST_CYCLE, | |
218 | ST_DATA, ST_DATA_DECL, ST_DEALLOCATE, ST_DO, ST_ELSE, ST_ELSEIF, | |
219 | ST_ELSEWHERE, ST_END_BLOCK_DATA, ST_ENDDO, ST_IMPLIED_ENDDO, | |
6403ec5f JB |
220 | ST_END_FILE, ST_FLUSH, ST_END_FORALL, ST_END_FUNCTION, ST_ENDIF, |
221 | ST_END_INTERFACE, ST_END_MODULE, ST_END_PROGRAM, ST_END_SELECT, | |
222 | ST_END_SUBROUTINE, ST_END_WHERE, ST_END_TYPE, ST_ENTRY, ST_EQUIVALENCE, | |
223 | ST_EXIT, ST_FORALL, ST_FORALL_BLOCK, ST_FORMAT, ST_FUNCTION, ST_GOTO, | |
224 | ST_IF_BLOCK, ST_IMPLICIT, ST_IMPLICIT_NONE, ST_INQUIRE, ST_INTERFACE, | |
225 | ST_PARAMETER, ST_MODULE, ST_MODULE_PROC, ST_NAMELIST, ST_NULLIFY, ST_OPEN, | |
226 | ST_PAUSE, ST_PRIVATE, ST_PROGRAM, ST_PUBLIC, ST_READ, ST_RETURN, ST_REWIND, | |
227 | ST_STOP, ST_SUBROUTINE, ST_TYPE, ST_USE, ST_WHERE_BLOCK, ST_WHERE, ST_WRITE, | |
228 | ST_ASSIGNMENT, ST_POINTER_ASSIGNMENT, ST_SELECT_CASE, ST_SEQUENCE, | |
229 | ST_SIMPLE_IF, ST_STATEMENT_FUNCTION, ST_DERIVED_DECL, ST_LABEL_ASSIGNMENT, | |
6c7a4dfd JJ |
230 | ST_ENUM, ST_ENUMERATOR, ST_END_ENUM, |
231 | ST_OMP_ATOMIC, ST_OMP_BARRIER, ST_OMP_CRITICAL, ST_OMP_END_CRITICAL, | |
232 | ST_OMP_END_DO, ST_OMP_END_MASTER, ST_OMP_END_ORDERED, ST_OMP_END_PARALLEL, | |
233 | ST_OMP_END_PARALLEL_DO, ST_OMP_END_PARALLEL_SECTIONS, | |
234 | ST_OMP_END_PARALLEL_WORKSHARE, ST_OMP_END_SECTIONS, ST_OMP_END_SINGLE, | |
235 | ST_OMP_END_WORKSHARE, ST_OMP_DO, ST_OMP_FLUSH, ST_OMP_MASTER, ST_OMP_ORDERED, | |
236 | ST_OMP_PARALLEL, ST_OMP_PARALLEL_DO, ST_OMP_PARALLEL_SECTIONS, | |
237 | ST_OMP_PARALLEL_WORKSHARE, ST_OMP_SECTIONS, ST_OMP_SECTION, ST_OMP_SINGLE, | |
238 | ST_OMP_THREADPRIVATE, ST_OMP_WORKSHARE, | |
239 | ST_NONE | |
6de9cd9a DN |
240 | } |
241 | gfc_statement; | |
242 | ||
243 | ||
244 | /* Types of interfaces that we can have. Assignment interfaces are | |
245 | considered to be intrinsic operators. */ | |
246 | typedef enum | |
247 | { | |
248 | INTERFACE_NAMELESS = 1, INTERFACE_GENERIC, | |
249 | INTERFACE_INTRINSIC_OP, INTERFACE_USER_OP | |
250 | } | |
251 | interface_type; | |
252 | ||
253 | /* Symbol flavors: these are all mutually exclusive. | |
254 | 10 elements = 4 bits. */ | |
5f42ddb0 | 255 | typedef enum sym_flavor |
6de9cd9a DN |
256 | { |
257 | FL_UNKNOWN = 0, FL_PROGRAM, FL_BLOCK_DATA, FL_MODULE, FL_VARIABLE, | |
258 | FL_PARAMETER, FL_LABEL, FL_PROCEDURE, FL_DERIVED, FL_NAMELIST | |
259 | } | |
260 | sym_flavor; | |
261 | ||
262 | /* Procedure types. 7 elements = 3 bits. */ | |
5f42ddb0 | 263 | typedef enum procedure_type |
6de9cd9a DN |
264 | { PROC_UNKNOWN, PROC_MODULE, PROC_INTERNAL, PROC_DUMMY, |
265 | PROC_INTRINSIC, PROC_ST_FUNCTION, PROC_EXTERNAL | |
266 | } | |
267 | procedure_type; | |
268 | ||
269 | /* Intent types. */ | |
5f42ddb0 | 270 | typedef enum sym_intent |
6de9cd9a DN |
271 | { INTENT_UNKNOWN = 0, INTENT_IN, INTENT_OUT, INTENT_INOUT |
272 | } | |
273 | sym_intent; | |
274 | ||
275 | /* Access types. */ | |
5f42ddb0 KG |
276 | typedef enum gfc_access |
277 | { ACCESS_UNKNOWN = 0, ACCESS_PUBLIC, ACCESS_PRIVATE | |
6de9cd9a DN |
278 | } |
279 | gfc_access; | |
280 | ||
281 | /* Flags to keep track of where an interface came from. | |
282 | 4 elements = 2 bits. */ | |
5f42ddb0 | 283 | typedef enum ifsrc |
6de9cd9a DN |
284 | { IFSRC_UNKNOWN = 0, IFSRC_DECL, IFSRC_IFBODY, IFSRC_USAGE |
285 | } | |
286 | ifsrc; | |
287 | ||
288 | /* Strings for all symbol attributes. We use these for dumping the | |
289 | parse tree, in error messages, and also when reading and writing | |
290 | modules. In symbol.c. */ | |
291 | extern const mstring flavors[]; | |
292 | extern const mstring procedures[]; | |
293 | extern const mstring intents[]; | |
294 | extern const mstring access_types[]; | |
295 | extern const mstring ifsrc_types[]; | |
296 | ||
297 | /* Enumeration of all the generic intrinsic functions. Used by the | |
298 | backend for identification of a function. */ | |
299 | ||
300 | enum gfc_generic_isym_id | |
301 | { | |
302 | /* GFC_ISYM_NONE is used for intrinsics which will never be seen by | |
303 | the backend (eg. KIND). */ | |
304 | GFC_ISYM_NONE = 0, | |
305 | GFC_ISYM_ABS, | |
a119fc1c | 306 | GFC_ISYM_ACCESS, |
6de9cd9a DN |
307 | GFC_ISYM_ACHAR, |
308 | GFC_ISYM_ACOS, | |
1e399e23 | 309 | GFC_ISYM_ACOSH, |
6de9cd9a DN |
310 | GFC_ISYM_ADJUSTL, |
311 | GFC_ISYM_ADJUSTR, | |
312 | GFC_ISYM_AIMAG, | |
313 | GFC_ISYM_AINT, | |
314 | GFC_ISYM_ALL, | |
315 | GFC_ISYM_ALLOCATED, | |
316 | GFC_ISYM_ANINT, | |
5d723e54 | 317 | GFC_ISYM_AND, |
6de9cd9a DN |
318 | GFC_ISYM_ANY, |
319 | GFC_ISYM_ASIN, | |
1e399e23 | 320 | GFC_ISYM_ASINH, |
6de9cd9a DN |
321 | GFC_ISYM_ASSOCIATED, |
322 | GFC_ISYM_ATAN, | |
1e399e23 | 323 | GFC_ISYM_ATANH, |
6de9cd9a | 324 | GFC_ISYM_ATAN2, |
e8525382 SK |
325 | GFC_ISYM_J0, |
326 | GFC_ISYM_J1, | |
327 | GFC_ISYM_JN, | |
328 | GFC_ISYM_Y0, | |
329 | GFC_ISYM_Y1, | |
330 | GFC_ISYM_YN, | |
6de9cd9a DN |
331 | GFC_ISYM_BTEST, |
332 | GFC_ISYM_CEILING, | |
333 | GFC_ISYM_CHAR, | |
f77b6ca3 | 334 | GFC_ISYM_CHDIR, |
a119fc1c | 335 | GFC_ISYM_CHMOD, |
6de9cd9a | 336 | GFC_ISYM_CMPLX, |
b41b2534 | 337 | GFC_ISYM_COMMAND_ARGUMENT_COUNT, |
5d723e54 | 338 | GFC_ISYM_COMPLEX, |
6de9cd9a DN |
339 | GFC_ISYM_CONJG, |
340 | GFC_ISYM_COS, | |
341 | GFC_ISYM_COSH, | |
342 | GFC_ISYM_COUNT, | |
343 | GFC_ISYM_CSHIFT, | |
35059811 | 344 | GFC_ISYM_CTIME, |
6de9cd9a DN |
345 | GFC_ISYM_DBLE, |
346 | GFC_ISYM_DIM, | |
347 | GFC_ISYM_DOT_PRODUCT, | |
348 | GFC_ISYM_DPROD, | |
349 | GFC_ISYM_EOSHIFT, | |
e8525382 SK |
350 | GFC_ISYM_ERF, |
351 | GFC_ISYM_ERFC, | |
2bd74949 | 352 | GFC_ISYM_ETIME, |
6de9cd9a DN |
353 | GFC_ISYM_EXP, |
354 | GFC_ISYM_EXPONENT, | |
35059811 | 355 | GFC_ISYM_FDATE, |
5d723e54 FXC |
356 | GFC_ISYM_FGET, |
357 | GFC_ISYM_FGETC, | |
6de9cd9a | 358 | GFC_ISYM_FLOOR, |
df65f093 | 359 | GFC_ISYM_FNUM, |
5d723e54 FXC |
360 | GFC_ISYM_FPUT, |
361 | GFC_ISYM_FPUTC, | |
6de9cd9a | 362 | GFC_ISYM_FRACTION, |
df65f093 | 363 | GFC_ISYM_FSTAT, |
5d723e54 | 364 | GFC_ISYM_FTELL, |
a8c60d7f | 365 | GFC_ISYM_GETCWD, |
4c0c6b9f SK |
366 | GFC_ISYM_GETGID, |
367 | GFC_ISYM_GETPID, | |
368 | GFC_ISYM_GETUID, | |
f77b6ca3 | 369 | GFC_ISYM_HOSTNM, |
6de9cd9a DN |
370 | GFC_ISYM_IACHAR, |
371 | GFC_ISYM_IAND, | |
b41b2534 | 372 | GFC_ISYM_IARGC, |
6de9cd9a DN |
373 | GFC_ISYM_IBCLR, |
374 | GFC_ISYM_IBITS, | |
375 | GFC_ISYM_IBSET, | |
376 | GFC_ISYM_ICHAR, | |
377 | GFC_ISYM_IEOR, | |
f77b6ca3 | 378 | GFC_ISYM_IERRNO, |
6de9cd9a DN |
379 | GFC_ISYM_INDEX, |
380 | GFC_ISYM_INT, | |
bf3fb7e4 FXC |
381 | GFC_ISYM_INT2, |
382 | GFC_ISYM_INT8, | |
6de9cd9a | 383 | GFC_ISYM_IOR, |
2bd74949 | 384 | GFC_ISYM_IRAND, |
ae8b8789 | 385 | GFC_ISYM_ISATTY, |
6de9cd9a DN |
386 | GFC_ISYM_ISHFT, |
387 | GFC_ISYM_ISHFTC, | |
f77b6ca3 | 388 | GFC_ISYM_KILL, |
6de9cd9a DN |
389 | GFC_ISYM_LBOUND, |
390 | GFC_ISYM_LEN, | |
391 | GFC_ISYM_LEN_TRIM, | |
f77b6ca3 | 392 | GFC_ISYM_LINK, |
6de9cd9a DN |
393 | GFC_ISYM_LGE, |
394 | GFC_ISYM_LGT, | |
395 | GFC_ISYM_LLE, | |
396 | GFC_ISYM_LLT, | |
83d890b9 | 397 | GFC_ISYM_LOC, |
bf3fb7e4 | 398 | GFC_ISYM_LOG, |
6de9cd9a DN |
399 | GFC_ISYM_LOG10, |
400 | GFC_ISYM_LOGICAL, | |
bf3fb7e4 | 401 | GFC_ISYM_LONG, |
a119fc1c | 402 | GFC_ISYM_LSHIFT, |
bf3fb7e4 | 403 | GFC_ISYM_LSTAT, |
0d519038 | 404 | GFC_ISYM_MALLOC, |
6de9cd9a DN |
405 | GFC_ISYM_MATMUL, |
406 | GFC_ISYM_MAX, | |
407 | GFC_ISYM_MAXLOC, | |
408 | GFC_ISYM_MAXVAL, | |
bf3fb7e4 FXC |
409 | GFC_ISYM_MCLOCK, |
410 | GFC_ISYM_MCLOCK8, | |
6de9cd9a DN |
411 | GFC_ISYM_MERGE, |
412 | GFC_ISYM_MIN, | |
413 | GFC_ISYM_MINLOC, | |
414 | GFC_ISYM_MINVAL, | |
415 | GFC_ISYM_MOD, | |
416 | GFC_ISYM_MODULO, | |
417 | GFC_ISYM_NEAREST, | |
418 | GFC_ISYM_NINT, | |
419 | GFC_ISYM_NOT, | |
5d723e54 | 420 | GFC_ISYM_OR, |
6de9cd9a DN |
421 | GFC_ISYM_PACK, |
422 | GFC_ISYM_PRESENT, | |
423 | GFC_ISYM_PRODUCT, | |
2bd74949 | 424 | GFC_ISYM_RAND, |
6de9cd9a | 425 | GFC_ISYM_REAL, |
f77b6ca3 | 426 | GFC_ISYM_RENAME, |
6de9cd9a DN |
427 | GFC_ISYM_REPEAT, |
428 | GFC_ISYM_RESHAPE, | |
a119fc1c | 429 | GFC_ISYM_RSHIFT, |
6de9cd9a DN |
430 | GFC_ISYM_RRSPACING, |
431 | GFC_ISYM_SCALE, | |
432 | GFC_ISYM_SCAN, | |
2bd74949 | 433 | GFC_ISYM_SECOND, |
53096259 | 434 | GFC_ISYM_SECNDS, |
6de9cd9a DN |
435 | GFC_ISYM_SET_EXPONENT, |
436 | GFC_ISYM_SHAPE, | |
437 | GFC_ISYM_SI_KIND, | |
438 | GFC_ISYM_SIGN, | |
185d7d97 | 439 | GFC_ISYM_SIGNAL, |
6de9cd9a DN |
440 | GFC_ISYM_SIN, |
441 | GFC_ISYM_SINH, | |
442 | GFC_ISYM_SIZE, | |
443 | GFC_ISYM_SPACING, | |
444 | GFC_ISYM_SPREAD, | |
445 | GFC_ISYM_SQRT, | |
446 | GFC_ISYM_SR_KIND, | |
df65f093 | 447 | GFC_ISYM_STAT, |
6de9cd9a | 448 | GFC_ISYM_SUM, |
f77b6ca3 | 449 | GFC_ISYM_SYMLNK, |
5b1374e9 | 450 | GFC_ISYM_SYSTEM, |
6de9cd9a DN |
451 | GFC_ISYM_TAN, |
452 | GFC_ISYM_TANH, | |
f77b6ca3 FXC |
453 | GFC_ISYM_TIME, |
454 | GFC_ISYM_TIME8, | |
6de9cd9a DN |
455 | GFC_ISYM_TRANSFER, |
456 | GFC_ISYM_TRANSPOSE, | |
457 | GFC_ISYM_TRIM, | |
25fc05eb | 458 | GFC_ISYM_TTYNAM, |
6de9cd9a | 459 | GFC_ISYM_UBOUND, |
d8fe26b2 SK |
460 | GFC_ISYM_UMASK, |
461 | GFC_ISYM_UNLINK, | |
6de9cd9a DN |
462 | GFC_ISYM_UNPACK, |
463 | GFC_ISYM_VERIFY, | |
5d723e54 | 464 | GFC_ISYM_XOR, |
6de9cd9a DN |
465 | GFC_ISYM_CONVERSION |
466 | }; | |
467 | typedef enum gfc_generic_isym_id gfc_generic_isym_id; | |
468 | ||
469 | /************************* Structures *****************************/ | |
470 | ||
5cf54585 TS |
471 | /* Used for keeping things in balanced binary trees. */ |
472 | #define BBT_HEADER(self) int priority; struct self *left, *right | |
473 | ||
6de9cd9a DN |
474 | /* Symbol attribute structure. */ |
475 | typedef struct | |
476 | { | |
477 | /* Variable attributes. */ | |
478 | unsigned allocatable:1, dimension:1, external:1, intrinsic:1, | |
775e6c3a | 479 | optional:1, pointer:1, save:1, target:1, volatile_:1, |
6c7a4dfd | 480 | dummy:1, result:1, assign:1, threadprivate:1; |
6de9cd9a DN |
481 | |
482 | unsigned data:1, /* Symbol is named in a DATA statement. */ | |
483 | use_assoc:1; /* Symbol has been use-associated. */ | |
484 | ||
30aabb86 | 485 | unsigned in_namelist:1, in_common:1, in_equivalence:1; |
6de9cd9a | 486 | unsigned function:1, subroutine:1, generic:1; |
d1303acd TS |
487 | unsigned implicit_type:1; /* Type defined via implicit rules. */ |
488 | unsigned untyped:1; /* No implicit type could be found. */ | |
6de9cd9a DN |
489 | |
490 | /* Function/subroutine attributes */ | |
491 | unsigned sequence:1, elemental:1, pure:1, recursive:1; | |
492 | unsigned unmaskable:1, masked:1, contained:1; | |
493 | ||
fe58e076 TK |
494 | /* This is set if the subroutine doesn't return. Currently, this |
495 | is only possible for intrinsic subroutines. */ | |
496 | unsigned noreturn:1; | |
497 | ||
3d79abbd PB |
498 | /* Set if this procedure is an alternate entry point. These procedures |
499 | don't have any code associated, and the backend will turn them into | |
500 | thunks to the master function. */ | |
501 | unsigned entry:1; | |
8b67b708 | 502 | |
3d79abbd PB |
503 | /* Set if this is the master function for a procedure with multiple |
504 | entry points. */ | |
505 | unsigned entry_master:1; | |
8b67b708 | 506 | |
d198b59a JJ |
507 | /* Set if this is the master function for a function with multiple |
508 | entry points where characteristics of the entry points differ. */ | |
509 | unsigned mixed_entry_master:1; | |
3d79abbd | 510 | |
6de9cd9a DN |
511 | /* Set if a function must always be referenced by an explicit interface. */ |
512 | unsigned always_explicit:1; | |
513 | ||
514 | /* Set if the symbol has been referenced in an expression. No further | |
515 | modification of type or type parameters is permitted. */ | |
516 | unsigned referenced:1; | |
517 | ||
8b67b708 FXC |
518 | /* Set if the is the symbol for the main program. This is the least |
519 | cumbersome way to communicate this function property without | |
520 | strcmp'ing with __MAIN everywhere. */ | |
521 | unsigned is_main_program:1; | |
522 | ||
6de9cd9a | 523 | /* Mutually exclusive multibit attributes. */ |
5f42ddb0 KG |
524 | ENUM_BITFIELD (gfc_access) access:2; |
525 | ENUM_BITFIELD (sym_intent) intent:2; | |
526 | ENUM_BITFIELD (sym_flavor) flavor:4; | |
527 | ENUM_BITFIELD (ifsrc) if_source:2; | |
6de9cd9a | 528 | |
5f42ddb0 | 529 | ENUM_BITFIELD (procedure_type) proc:3; |
949446f5 | 530 | |
83d890b9 | 531 | /* Special attributes for Cray pointers, pointees. */ |
949446f5 | 532 | unsigned cray_pointer:1, cray_pointee:1; |
6de9cd9a | 533 | |
5046aff5 PT |
534 | /* The symbol is a derived type with allocatable components, possibly nested. |
535 | */ | |
536 | unsigned alloc_comp:1; | |
6de9cd9a DN |
537 | } |
538 | symbol_attribute; | |
539 | ||
540 | ||
d4fa05b9 | 541 | /* The following three structures are used to identify a location in |
949446f5 BF |
542 | the sources. |
543 | ||
d4fa05b9 TS |
544 | gfc_file is used to maintain a tree of the source files and how |
545 | they include each other | |
6de9cd9a | 546 | |
d4fa05b9 TS |
547 | gfc_linebuf holds a single line of source code and information |
548 | which file it resides in | |
6de9cd9a | 549 | |
d4fa05b9 | 550 | locus point to the sourceline and the character in the source |
949446f5 | 551 | line. |
d4fa05b9 | 552 | */ |
6de9cd9a | 553 | |
949446f5 | 554 | typedef struct gfc_file |
6de9cd9a | 555 | { |
d4fa05b9 TS |
556 | struct gfc_file *included_by, *next, *up; |
557 | int inclusion_line, line; | |
558 | char *filename; | |
559 | } gfc_file; | |
560 | ||
949446f5 | 561 | typedef struct gfc_linebuf |
d4fa05b9 | 562 | { |
c8cc8542 PB |
563 | #ifdef USE_MAPPED_LOCATION |
564 | source_location location; | |
565 | #else | |
d4fa05b9 | 566 | int linenum; |
c8cc8542 | 567 | #endif |
d4fa05b9 TS |
568 | struct gfc_file *file; |
569 | struct gfc_linebuf *next; | |
570 | ||
ba1defa5 RG |
571 | int truncated; |
572 | ||
4cdf7223 | 573 | char line[1]; |
d4fa05b9 | 574 | } gfc_linebuf; |
4cdf7223 PB |
575 | |
576 | #define gfc_linebuf_header_size (offsetof (gfc_linebuf, line)) | |
577 | ||
949446f5 | 578 | typedef struct |
d4fa05b9 TS |
579 | { |
580 | char *nextc; | |
581 | gfc_linebuf *lb; | |
582 | } locus; | |
6de9cd9a | 583 | |
0ce0154c KG |
584 | /* In order for the "gfc" format checking to work correctly, you must |
585 | have declared a typedef locus first. */ | |
586 | #if GCC_VERSION >= 4001 | |
587 | #define ATTRIBUTE_GCC_GFC(m, n) __attribute__ ((__format__ (__gcc_gfc__, m, n))) ATTRIBUTE_NONNULL(m) | |
588 | #else | |
589 | #define ATTRIBUTE_GCC_GFC(m, n) ATTRIBUTE_NONNULL(m) | |
590 | #endif | |
591 | ||
6de9cd9a | 592 | |
6de9cd9a DN |
593 | extern int gfc_suppress_error; |
594 | ||
595 | ||
596 | /* Character length structures hold the expression that gives the | |
597 | length of a character variable. We avoid putting these into | |
598 | gfc_typespec because doing so prevents us from doing structure | |
599 | copies and forces us to deallocate any typespecs we create, as well | |
600 | as structures that contain typespecs. They also can have multiple | |
601 | character typespecs pointing to them. | |
602 | ||
603 | These structures form a singly linked list within the current | |
604 | namespace and are deallocated with the namespace. It is possible to | |
605 | end up with gfc_charlen structures that have nothing pointing to them. */ | |
606 | ||
607 | typedef struct gfc_charlen | |
608 | { | |
609 | struct gfc_expr *length; | |
610 | struct gfc_charlen *next; | |
611 | tree backend_decl; | |
110eec24 TS |
612 | |
613 | int resolved; | |
6de9cd9a DN |
614 | } |
615 | gfc_charlen; | |
616 | ||
617 | #define gfc_get_charlen() gfc_getmem(sizeof(gfc_charlen)) | |
618 | ||
619 | /* Type specification structure. FIXME: derived and cl could be union??? */ | |
620 | typedef struct | |
621 | { | |
622 | bt type; | |
623 | int kind; | |
624 | struct gfc_symbol *derived; | |
625 | gfc_charlen *cl; /* For character types only. */ | |
626 | } | |
627 | gfc_typespec; | |
628 | ||
629 | /* Array specification. */ | |
630 | typedef struct | |
631 | { | |
632 | int rank; /* A rank of zero means that a variable is a scalar. */ | |
633 | array_type type; | |
634 | struct gfc_expr *lower[GFC_MAX_DIMENSIONS], *upper[GFC_MAX_DIMENSIONS]; | |
83d890b9 AL |
635 | |
636 | /* These two fields are used with the Cray Pointer extension. */ | |
637 | bool cray_pointee; /* True iff this spec belongs to a cray pointee. */ | |
638 | bool cp_was_assumed; /* AS_ASSUMED_SIZE cp arrays are converted to | |
639 | AS_EXPLICIT, but we want to remember that we | |
640 | did this. */ | |
641 | ||
6de9cd9a DN |
642 | } |
643 | gfc_array_spec; | |
644 | ||
645 | #define gfc_get_array_spec() gfc_getmem(sizeof(gfc_array_spec)) | |
646 | ||
647 | ||
648 | /* Components of derived types. */ | |
649 | typedef struct gfc_component | |
650 | { | |
cb9e4f55 | 651 | const char *name; |
6de9cd9a DN |
652 | gfc_typespec ts; |
653 | ||
5046aff5 | 654 | int pointer, allocatable, dimension; |
6de9cd9a DN |
655 | gfc_array_spec *as; |
656 | ||
657 | tree backend_decl; | |
658 | locus loc; | |
659 | struct gfc_expr *initializer; | |
660 | struct gfc_component *next; | |
661 | } | |
662 | gfc_component; | |
663 | ||
664 | #define gfc_get_component() gfc_getmem(sizeof(gfc_component)) | |
665 | ||
666 | /* Formal argument lists are lists of symbols. */ | |
667 | typedef struct gfc_formal_arglist | |
668 | { | |
4f613946 | 669 | /* Symbol representing the argument at this position in the arglist. */ |
6de9cd9a | 670 | struct gfc_symbol *sym; |
4f613946 | 671 | /* Points to the next formal argument. */ |
6de9cd9a DN |
672 | struct gfc_formal_arglist *next; |
673 | } | |
674 | gfc_formal_arglist; | |
675 | ||
676 | #define gfc_get_formal_arglist() gfc_getmem(sizeof(gfc_formal_arglist)) | |
677 | ||
678 | ||
679 | /* The gfc_actual_arglist structure is for actual arguments. */ | |
680 | typedef struct gfc_actual_arglist | |
681 | { | |
cb9e4f55 | 682 | const char *name; |
6de9cd9a DN |
683 | /* Alternate return label when the expr member is null. */ |
684 | struct gfc_st_label *label; | |
685 | ||
1600fe22 TS |
686 | /* This is set to the type of an eventual omitted optional |
687 | argument. This is used to determine if a hidden string length | |
688 | argument has to be added to a function call. */ | |
689 | bt missing_arg_type; | |
690 | ||
6de9cd9a DN |
691 | struct gfc_expr *expr; |
692 | struct gfc_actual_arglist *next; | |
693 | } | |
694 | gfc_actual_arglist; | |
695 | ||
696 | #define gfc_get_actual_arglist() gfc_getmem(sizeof(gfc_actual_arglist)) | |
697 | ||
698 | ||
699 | /* Because a symbol can belong to multiple namelists, they must be | |
700 | linked externally to the symbol itself. */ | |
701 | typedef struct gfc_namelist | |
702 | { | |
703 | struct gfc_symbol *sym; | |
704 | struct gfc_namelist *next; | |
705 | } | |
706 | gfc_namelist; | |
707 | ||
708 | #define gfc_get_namelist() gfc_getmem(sizeof(gfc_namelist)) | |
709 | ||
6c7a4dfd JJ |
710 | enum |
711 | { | |
712 | OMP_LIST_PRIVATE, | |
713 | OMP_LIST_FIRSTPRIVATE, | |
714 | OMP_LIST_LASTPRIVATE, | |
715 | OMP_LIST_COPYPRIVATE, | |
716 | OMP_LIST_SHARED, | |
717 | OMP_LIST_COPYIN, | |
718 | OMP_LIST_PLUS, | |
719 | OMP_LIST_REDUCTION_FIRST = OMP_LIST_PLUS, | |
720 | OMP_LIST_MULT, | |
721 | OMP_LIST_SUB, | |
722 | OMP_LIST_AND, | |
723 | OMP_LIST_OR, | |
724 | OMP_LIST_EQV, | |
725 | OMP_LIST_NEQV, | |
726 | OMP_LIST_MAX, | |
727 | OMP_LIST_MIN, | |
728 | OMP_LIST_IAND, | |
729 | OMP_LIST_IOR, | |
730 | OMP_LIST_IEOR, | |
731 | OMP_LIST_REDUCTION_LAST = OMP_LIST_IEOR, | |
732 | OMP_LIST_NUM | |
733 | }; | |
734 | ||
735 | /* Because a symbol can belong to multiple namelists, they must be | |
736 | linked externally to the symbol itself. */ | |
737 | typedef struct gfc_omp_clauses | |
738 | { | |
739 | struct gfc_expr *if_expr; | |
740 | struct gfc_expr *num_threads; | |
741 | gfc_namelist *lists[OMP_LIST_NUM]; | |
742 | enum | |
743 | { | |
744 | OMP_SCHED_NONE, | |
745 | OMP_SCHED_STATIC, | |
746 | OMP_SCHED_DYNAMIC, | |
747 | OMP_SCHED_GUIDED, | |
748 | OMP_SCHED_RUNTIME | |
749 | } sched_kind; | |
750 | struct gfc_expr *chunk_size; | |
751 | enum | |
752 | { | |
753 | OMP_DEFAULT_UNKNOWN, | |
754 | OMP_DEFAULT_NONE, | |
755 | OMP_DEFAULT_PRIVATE, | |
756 | OMP_DEFAULT_SHARED | |
757 | } default_sharing; | |
758 | bool nowait, ordered; | |
759 | } | |
760 | gfc_omp_clauses; | |
761 | ||
762 | #define gfc_get_omp_clauses() gfc_getmem(sizeof(gfc_omp_clauses)) | |
763 | ||
6de9cd9a DN |
764 | |
765 | /* The gfc_st_label structure is a doubly linked list attached to a | |
766 | namespace that records the usage of statement labels within that | |
767 | space. */ | |
768 | /* TODO: Make format/statement specifics a union. */ | |
769 | typedef struct gfc_st_label | |
770 | { | |
5cf54585 TS |
771 | BBT_HEADER(gfc_st_label); |
772 | ||
6de9cd9a DN |
773 | int value; |
774 | ||
775 | gfc_sl_type defined, referenced; | |
776 | ||
777 | struct gfc_expr *format; | |
778 | ||
779 | tree backend_decl; | |
780 | ||
781 | locus where; | |
6de9cd9a DN |
782 | } |
783 | gfc_st_label; | |
784 | ||
785 | ||
786 | /* gfc_interface()-- Interfaces are lists of symbols strung together. */ | |
787 | typedef struct gfc_interface | |
788 | { | |
789 | struct gfc_symbol *sym; | |
790 | locus where; | |
791 | struct gfc_interface *next; | |
792 | } | |
793 | gfc_interface; | |
794 | ||
795 | #define gfc_get_interface() gfc_getmem(sizeof(gfc_interface)) | |
796 | ||
797 | ||
798 | /* User operator nodes. These are like stripped down symbols. */ | |
799 | typedef struct | |
800 | { | |
cb9e4f55 | 801 | const char *name; |
6de9cd9a DN |
802 | |
803 | gfc_interface *operator; | |
804 | struct gfc_namespace *ns; | |
805 | gfc_access access; | |
806 | } | |
807 | gfc_user_op; | |
808 | ||
809 | /* Symbol nodes. These are important things. They are what the | |
810 | standard refers to as "entities". The possibly multiple names that | |
811 | refer to the same entity are accomplished by a binary tree of | |
812 | symtree structures that is balanced by the red-black method-- more | |
813 | than one symtree node can point to any given symbol. */ | |
814 | ||
815 | typedef struct gfc_symbol | |
816 | { | |
cb9e4f55 TS |
817 | const char *name; /* Primary name, before renaming */ |
818 | const char *module; /* Module this symbol came from */ | |
6de9cd9a DN |
819 | locus declared_at; |
820 | ||
821 | gfc_typespec ts; | |
822 | symbol_attribute attr; | |
823 | ||
824 | /* The interface member points to the formal argument list if the | |
825 | symbol is a function or subroutine name. If the symbol is a | |
826 | generic name, the generic member points to the list of | |
827 | interfaces. */ | |
828 | ||
829 | gfc_interface *generic; | |
830 | gfc_access component_access; | |
831 | ||
832 | gfc_formal_arglist *formal; | |
833 | struct gfc_namespace *formal_ns; | |
834 | ||
835 | struct gfc_expr *value; /* Parameter/Initializer value */ | |
836 | gfc_array_spec *as; | |
837 | struct gfc_symbol *result; /* function result symbol */ | |
838 | gfc_component *components; /* Derived type components */ | |
839 | ||
83d890b9 AL |
840 | /* Defined only for Cray pointees; points to their pointer. */ |
841 | struct gfc_symbol *cp_pointer; | |
842 | ||
9056bd70 | 843 | struct gfc_symbol *common_next; /* Links for COMMON syms */ |
30aabb86 PT |
844 | |
845 | /* This is in fact a gfc_common_head but it is only used for pointer | |
846 | comparisons to check if symbols are in the same common block. */ | |
847 | struct gfc_common_head* common_head; | |
848 | ||
6de9cd9a DN |
849 | /* Make sure setup code for dummy arguments is generated in the correct |
850 | order. */ | |
851 | int dummy_order; | |
852 | ||
0e9a445b PT |
853 | int entry_id; |
854 | ||
6de9cd9a DN |
855 | gfc_namelist *namelist, *namelist_tail; |
856 | ||
857 | /* Change management fields. Symbols that might be modified by the | |
858 | current statement have the mark member nonzero and are kept in a | |
859 | singly linked list through the tlink field. Of these symbols, | |
860 | symbols with old_symbol equal to NULL are symbols created within | |
861 | the current statement. Otherwise, old_symbol points to a copy of | |
862 | the old symbol. */ | |
863 | ||
864 | struct gfc_symbol *old_symbol, *tlink; | |
865 | unsigned mark:1, new:1; | |
5291e69a PB |
866 | /* Nonzero if all equivalences associated with this symbol have been |
867 | processed. */ | |
868 | unsigned equiv_built:1; | |
31708dc6 RS |
869 | /* Set if this variable is used as an index name in a FORALL. */ |
870 | unsigned forall_index:1; | |
6de9cd9a DN |
871 | int refs; |
872 | struct gfc_namespace *ns; /* namespace containing this symbol */ | |
873 | ||
874 | tree backend_decl; | |
6de9cd9a DN |
875 | } |
876 | gfc_symbol; | |
877 | ||
878 | ||
9056bd70 TS |
879 | /* This structure is used to keep track of symbols in common blocks. */ |
880 | ||
30aabb86 | 881 | typedef struct gfc_common_head |
9056bd70 TS |
882 | { |
883 | locus where; | |
6c7a4dfd | 884 | char use_assoc, saved, threadprivate; |
53814b8f | 885 | char name[GFC_MAX_SYMBOL_LEN + 1]; |
30aabb86 | 886 | struct gfc_symbol *head; |
949446f5 | 887 | } |
9056bd70 TS |
888 | gfc_common_head; |
889 | ||
890 | #define gfc_get_common_head() gfc_getmem(sizeof(gfc_common_head)) | |
891 | ||
892 | ||
3d79abbd PB |
893 | /* A list of all the alternate entry points for a procedure. */ |
894 | ||
895 | typedef struct gfc_entry_list | |
896 | { | |
897 | /* The symbol for this entry point. */ | |
898 | gfc_symbol *sym; | |
899 | /* The zero-based id of this entry point. */ | |
900 | int id; | |
901 | /* The LABEL_EXPR marking this entry point. */ | |
902 | tree label; | |
903 | /* The nest item in the list. */ | |
904 | struct gfc_entry_list *next; | |
905 | } | |
906 | gfc_entry_list; | |
907 | ||
908 | #define gfc_get_entry_list() \ | |
909 | (gfc_entry_list *) gfc_getmem(sizeof(gfc_entry_list)) | |
9056bd70 | 910 | |
6de9cd9a DN |
911 | /* Within a namespace, symbols are pointed to by symtree nodes that |
912 | are linked together in a balanced binary tree. There can be | |
913 | several symtrees pointing to the same symbol node via USE | |
914 | statements. */ | |
915 | ||
6de9cd9a DN |
916 | typedef struct gfc_symtree |
917 | { | |
918 | BBT_HEADER (gfc_symtree); | |
cb9e4f55 | 919 | const char *name; |
6de9cd9a DN |
920 | int ambiguous; |
921 | union | |
922 | { | |
923 | gfc_symbol *sym; /* Symbol associated with this node */ | |
924 | gfc_user_op *uop; | |
9056bd70 | 925 | gfc_common_head *common; |
6de9cd9a DN |
926 | } |
927 | n; | |
928 | ||
929 | } | |
930 | gfc_symtree; | |
931 | ||
6b887797 PT |
932 | /* A linked list of derived types in the namespace. */ |
933 | typedef struct gfc_dt_list | |
934 | { | |
935 | struct gfc_symbol *derived; | |
936 | struct gfc_dt_list *next; | |
937 | } | |
938 | gfc_dt_list; | |
939 | ||
940 | #define gfc_get_dt_list() gfc_getmem(sizeof(gfc_dt_list)) | |
941 | ||
942 | ||
3d79abbd PB |
943 | /* A namespace describes the contents of procedure, module or |
944 | interface block. */ | |
945 | /* ??? Anything else use these? */ | |
946 | ||
6de9cd9a DN |
947 | typedef struct gfc_namespace |
948 | { | |
4f613946 TS |
949 | /* Tree containing all the symbols in this namespace. */ |
950 | gfc_symtree *sym_root; | |
951 | /* Tree containing all the user-defined operators in the namespace. */ | |
952 | gfc_symtree *uop_root; | |
953 | /* Tree containing all the common blocks. */ | |
949446f5 | 954 | gfc_symtree *common_root; |
6de9cd9a | 955 | |
4f613946 | 956 | /* If set_flag[letter] is set, an implicit type has been set for letter. */ |
6de9cd9a | 957 | int set_flag[GFC_LETTERS]; |
4f613946 TS |
958 | /* Keeps track of the implicit types associated with the letters. */ |
959 | gfc_typespec default_type[GFC_LETTERS]; | |
6de9cd9a | 960 | |
4f613946 | 961 | /* If this is a namespace of a procedure, this points to the procedure. */ |
6de9cd9a | 962 | struct gfc_symbol *proc_name; |
4f613946 TS |
963 | /* If this is the namespace of a unit which contains executable |
964 | code, this points to it. */ | |
6de9cd9a | 965 | struct gfc_code *code; |
4f613946 TS |
966 | |
967 | /* Points to the equivalences set up in this namespace. */ | |
6de9cd9a | 968 | struct gfc_equiv *equiv; |
61321991 PT |
969 | |
970 | /* Points to the equivalence groups produced by trans_common. */ | |
971 | struct gfc_equiv_list *equiv_lists; | |
972 | ||
4f613946 TS |
973 | gfc_interface *operator[GFC_INTRINSIC_OPS]; |
974 | ||
975 | /* Points to the parent namespace, i.e. the namespace of a module or | |
976 | procedure in which the procedure belonging to this namespace is | |
977 | contained. The parent namespace points to this namespace either | |
978 | directly via CONTAINED, or indirectly via the chain built by | |
979 | SIBLING. */ | |
980 | struct gfc_namespace *parent; | |
981 | /* CONTAINED points to the first contained namespace. Sibling | |
982 | namespaces are chained via SIBLING. */ | |
983 | struct gfc_namespace *contained, *sibling; | |
984 | ||
985 | gfc_common_head blank_common; | |
6de9cd9a DN |
986 | gfc_access default_access, operator_access[GFC_INTRINSIC_OPS]; |
987 | ||
988 | gfc_st_label *st_labels; | |
294fbfc8 TS |
989 | /* This list holds information about all the data initializers in |
990 | this namespace. */ | |
6de9cd9a DN |
991 | struct gfc_data *data; |
992 | ||
993 | gfc_charlen *cl_list; | |
994 | ||
4c1f4f52 | 995 | int save_all, seen_save, seen_implicit_none; |
3d79abbd PB |
996 | |
997 | /* Normally we don't need to refcount namespaces. However when we read | |
998 | a module containing a function with multiple entry points, this | |
999 | will appear as several functions with the same formal namespace. */ | |
1000 | int refs; | |
1001 | ||
1002 | /* A list of all alternate entry points to this procedure (or NULL). */ | |
1003 | gfc_entry_list *entries; | |
0de4325e | 1004 | |
6b887797 PT |
1005 | /* A list of all derived types in this procedure (or NULL). */ |
1006 | gfc_dt_list *derived_types; | |
1007 | ||
0de4325e TS |
1008 | /* Set to 1 if namespace is a BLOCK DATA program unit. */ |
1009 | int is_block_data; | |
6de9cd9a DN |
1010 | } |
1011 | gfc_namespace; | |
1012 | ||
1013 | extern gfc_namespace *gfc_current_ns; | |
1014 | ||
c9543002 TS |
1015 | /* Global symbols are symbols of global scope. Currently we only use |
1016 | this to detect collisions already when parsing. | |
1017 | TODO: Extend to verify procedure calls. */ | |
1018 | ||
1019 | typedef struct gfc_gsymbol | |
1020 | { | |
1021 | BBT_HEADER(gfc_gsymbol); | |
1022 | ||
973a384d | 1023 | const char *name; |
c9543002 TS |
1024 | enum { GSYM_UNKNOWN=1, GSYM_PROGRAM, GSYM_FUNCTION, GSYM_SUBROUTINE, |
1025 | GSYM_MODULE, GSYM_COMMON, GSYM_BLOCK_DATA } type; | |
1026 | ||
1027 | int defined, used; | |
1028 | locus where; | |
1029 | } | |
1030 | gfc_gsymbol; | |
1031 | ||
1032 | extern gfc_gsymbol *gfc_gsym_root; | |
6de9cd9a DN |
1033 | |
1034 | /* Information on interfaces being built. */ | |
1035 | typedef struct | |
1036 | { | |
1037 | interface_type type; | |
1038 | gfc_symbol *sym; | |
1039 | gfc_namespace *ns; | |
1040 | gfc_user_op *uop; | |
1041 | gfc_intrinsic_op op; | |
1042 | } | |
1043 | gfc_interface_info; | |
1044 | ||
1045 | extern gfc_interface_info current_interface; | |
1046 | ||
1047 | ||
1048 | /* Array reference. */ | |
1049 | typedef struct gfc_array_ref | |
1050 | { | |
1051 | ar_type type; | |
1052 | int dimen; /* # of components in the reference */ | |
1053 | locus where; | |
1054 | gfc_array_spec *as; | |
1055 | ||
1056 | locus c_where[GFC_MAX_DIMENSIONS]; /* All expressions can be NULL */ | |
1057 | struct gfc_expr *start[GFC_MAX_DIMENSIONS], *end[GFC_MAX_DIMENSIONS], | |
1058 | *stride[GFC_MAX_DIMENSIONS]; | |
1059 | ||
1060 | enum | |
1061 | { DIMEN_ELEMENT = 1, DIMEN_RANGE, DIMEN_VECTOR, DIMEN_UNKNOWN } | |
1062 | dimen_type[GFC_MAX_DIMENSIONS]; | |
1063 | ||
1064 | struct gfc_expr *offset; | |
1065 | } | |
1066 | gfc_array_ref; | |
1067 | ||
1068 | #define gfc_get_array_ref() gfc_getmem(sizeof(gfc_array_ref)) | |
1069 | ||
1070 | ||
1071 | /* Component reference nodes. A variable is stored as an expression | |
1072 | node that points to the base symbol. After that, a singly linked | |
1073 | list of component reference nodes gives the variable's complete | |
1074 | resolution. The array_ref component may be present and comes | |
1075 | before the component component. */ | |
1076 | ||
1077 | typedef enum | |
1078 | { REF_ARRAY, REF_COMPONENT, REF_SUBSTRING } | |
1079 | ref_type; | |
1080 | ||
1081 | typedef struct gfc_ref | |
1082 | { | |
1083 | ref_type type; | |
1084 | ||
1085 | union | |
1086 | { | |
1087 | struct gfc_array_ref ar; | |
1088 | ||
1089 | struct | |
1090 | { | |
1091 | gfc_component *component; | |
1092 | gfc_symbol *sym; | |
1093 | } | |
1094 | c; | |
1095 | ||
1096 | struct | |
1097 | { | |
1098 | struct gfc_expr *start, *end; /* Substring */ | |
1099 | gfc_charlen *length; | |
1100 | } | |
1101 | ss; | |
1102 | ||
1103 | } | |
1104 | u; | |
1105 | ||
1106 | struct gfc_ref *next; | |
1107 | } | |
1108 | gfc_ref; | |
1109 | ||
1110 | #define gfc_get_ref() gfc_getmem(sizeof(gfc_ref)) | |
1111 | ||
1112 | ||
1113 | /* Structures representing intrinsic symbols and their arguments lists. */ | |
1114 | typedef struct gfc_intrinsic_arg | |
1115 | { | |
1116 | char name[GFC_MAX_SYMBOL_LEN + 1]; | |
1117 | ||
1118 | gfc_typespec ts; | |
1119 | int optional; | |
1120 | gfc_actual_arglist *actual; | |
1121 | ||
1122 | struct gfc_intrinsic_arg *next; | |
1123 | ||
1124 | } | |
1125 | gfc_intrinsic_arg; | |
1126 | ||
1127 | ||
4f613946 TS |
1128 | /* Specifies the various kinds of check functions used to verify the |
1129 | argument lists of intrinsic functions. fX with X an integer refer | |
1130 | to check functions of intrinsics with X arguments. f1m is used for | |
1131 | the MAX and MIN intrinsics which can have an arbitrary number of | |
1132 | arguments, f3ml is used for the MINLOC and MAXLOC intrinsics as | |
1133 | these have special semantics. */ | |
1134 | ||
6de9cd9a DN |
1135 | typedef union |
1136 | { | |
4c0c6b9f | 1137 | try (*f0)(void); |
6de9cd9a DN |
1138 | try (*f1)(struct gfc_expr *); |
1139 | try (*f1m)(gfc_actual_arglist *); | |
1140 | try (*f2)(struct gfc_expr *, struct gfc_expr *); | |
1141 | try (*f3)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *); | |
f3207b37 | 1142 | try (*f3ml)(gfc_actual_arglist *); |
7551270e | 1143 | try (*f3red)(gfc_actual_arglist *); |
6de9cd9a DN |
1144 | try (*f4)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, |
1145 | struct gfc_expr *); | |
1146 | try (*f5)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, | |
1147 | struct gfc_expr *, struct gfc_expr *); | |
1148 | } | |
1149 | gfc_check_f; | |
1150 | ||
4f613946 TS |
1151 | /* Like gfc_check_f, these specify the type of the simplification |
1152 | function associated with an intrinsic. The fX are just like in | |
1153 | gfc_check_f. cc is used for type conversion functions. */ | |
6de9cd9a DN |
1154 | |
1155 | typedef union | |
1156 | { | |
4c0c6b9f | 1157 | struct gfc_expr *(*f0)(void); |
6de9cd9a DN |
1158 | struct gfc_expr *(*f1)(struct gfc_expr *); |
1159 | struct gfc_expr *(*f2)(struct gfc_expr *, struct gfc_expr *); | |
1160 | struct gfc_expr *(*f3)(struct gfc_expr *, struct gfc_expr *, | |
1161 | struct gfc_expr *); | |
1162 | struct gfc_expr *(*f4)(struct gfc_expr *, struct gfc_expr *, | |
1163 | struct gfc_expr *, struct gfc_expr *); | |
1164 | struct gfc_expr *(*f5)(struct gfc_expr *, struct gfc_expr *, | |
1165 | struct gfc_expr *, struct gfc_expr *, | |
1166 | struct gfc_expr *); | |
1167 | struct gfc_expr *(*cc)(struct gfc_expr *, bt, int); | |
1168 | } | |
1169 | gfc_simplify_f; | |
1170 | ||
4f613946 | 1171 | /* Again like gfc_check_f, these specify the type of the resolution |
13795658 | 1172 | function associated with an intrinsic. The fX are just like in |
4f613946 TS |
1173 | gfc_check_f. f1m is used for MIN and MAX, s1 is used for abort(). |
1174 | */ | |
6de9cd9a DN |
1175 | |
1176 | typedef union | |
1177 | { | |
1178 | void (*f0)(struct gfc_expr *); | |
1179 | void (*f1)(struct gfc_expr *, struct gfc_expr *); | |
1180 | void (*f1m)(struct gfc_expr *, struct gfc_actual_arglist *); | |
1181 | void (*f2)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *); | |
1182 | void (*f3)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, | |
1183 | struct gfc_expr *); | |
1184 | void (*f4)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, | |
1185 | struct gfc_expr *, struct gfc_expr *); | |
1186 | void (*f5)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, | |
1187 | struct gfc_expr *, struct gfc_expr *, struct gfc_expr *); | |
1188 | void (*s1)(struct gfc_code *); | |
1189 | } | |
1190 | gfc_resolve_f; | |
1191 | ||
1192 | ||
1193 | typedef struct gfc_intrinsic_sym | |
1194 | { | |
cb9e4f55 | 1195 | const char *name, *lib_name; |
6de9cd9a DN |
1196 | gfc_intrinsic_arg *formal; |
1197 | gfc_typespec ts; | |
fe58e076 | 1198 | int elemental, pure, generic, specific, actual_ok, standard, noreturn; |
6de9cd9a DN |
1199 | |
1200 | gfc_simplify_f simplify; | |
1201 | gfc_check_f check; | |
1202 | gfc_resolve_f resolve; | |
1203 | struct gfc_intrinsic_sym *specific_head, *next; | |
1204 | gfc_generic_isym_id generic_id; | |
1205 | ||
1206 | } | |
1207 | gfc_intrinsic_sym; | |
1208 | ||
1209 | ||
1210 | /* Expression nodes. The expression node types deserve explanations, | |
1211 | since the last couple can be easily misconstrued: | |
1212 | ||
1213 | EXPR_OP Operator node pointing to one or two other nodes | |
1214 | EXPR_FUNCTION Function call, symbol points to function's name | |
1215 | EXPR_CONSTANT A scalar constant: Logical, String, Real, Int or Complex | |
1216 | EXPR_VARIABLE An Lvalue with a root symbol and possible reference list | |
1217 | which expresses structure, array and substring refs. | |
1218 | EXPR_NULL The NULL pointer value (which also has a basic type). | |
1219 | EXPR_SUBSTRING A substring of a constant string | |
1220 | EXPR_STRUCTURE A structure constructor | |
1221 | EXPR_ARRAY An array constructor. */ | |
1222 | ||
1223 | #include <gmp.h> | |
f8e566e5 SK |
1224 | #include <mpfr.h> |
1225 | #define GFC_RND_MODE GMP_RNDN | |
6de9cd9a DN |
1226 | |
1227 | typedef struct gfc_expr | |
1228 | { | |
1229 | expr_t expr_type; | |
1230 | ||
1231 | gfc_typespec ts; /* These two refer to the overall expression */ | |
1232 | ||
1233 | int rank; | |
1234 | mpz_t *shape; /* Can be NULL if shape is unknown at compile time */ | |
1235 | ||
6de9cd9a DN |
1236 | /* Nonnull for functions and structure constructors */ |
1237 | gfc_symtree *symtree; | |
1238 | ||
6de9cd9a DN |
1239 | gfc_ref *ref; |
1240 | ||
6de9cd9a DN |
1241 | locus where; |
1242 | ||
d3642f89 FW |
1243 | /* True if it is converted from Hollerith constant. */ |
1244 | unsigned int from_H : 1; | |
1524f80b RS |
1245 | /* True if the expression is a call to a function that returns an array, |
1246 | and if we have decided not to allocate temporary data for that array. */ | |
1247 | unsigned int inline_noncopying_intrinsic : 1; | |
5868cbf9 BD |
1248 | /* Used to quickly find a given constructor by it's offset. */ |
1249 | splay_tree con_by_offset; | |
d3642f89 | 1250 | |
6de9cd9a DN |
1251 | union |
1252 | { | |
6de9cd9a | 1253 | int logical; |
f8e566e5 SK |
1254 | mpz_t integer; |
1255 | ||
1256 | mpfr_t real; | |
6de9cd9a DN |
1257 | |
1258 | struct | |
1259 | { | |
f8e566e5 | 1260 | mpfr_t r, i; |
6de9cd9a DN |
1261 | } |
1262 | complex; | |
1263 | ||
58b03ab2 TS |
1264 | struct |
1265 | { | |
1266 | gfc_intrinsic_op operator; | |
1267 | gfc_user_op *uop; | |
1268 | struct gfc_expr *op1, *op2; | |
1269 | } | |
1270 | op; | |
1271 | ||
6de9cd9a DN |
1272 | struct |
1273 | { | |
1274 | gfc_actual_arglist *actual; | |
6b25a558 | 1275 | const char *name; /* Points to the ultimate name of the function */ |
6de9cd9a DN |
1276 | gfc_intrinsic_sym *isym; |
1277 | gfc_symbol *esym; | |
1278 | } | |
1279 | function; | |
1280 | ||
1281 | struct | |
1282 | { | |
1283 | int length; | |
1284 | char *string; | |
1285 | } | |
1286 | character; | |
1287 | ||
1288 | struct gfc_constructor *constructor; | |
1289 | } | |
1290 | value; | |
1291 | ||
1292 | } | |
1293 | gfc_expr; | |
1294 | ||
1295 | ||
94538bd1 | 1296 | #define gfc_get_shape(rank) ((mpz_t *) gfc_getmem((rank)*sizeof(mpz_t))) |
6de9cd9a DN |
1297 | |
1298 | /* Structures for information associated with different kinds of | |
1299 | numbers. The first set of integer parameters define all there is | |
1300 | to know about a particular kind. The rest of the elements are | |
1301 | computed from the first elements. */ | |
1302 | ||
1303 | typedef struct | |
1304 | { | |
e2cad04b | 1305 | /* Values really representable by the target. */ |
7bee49dc | 1306 | mpz_t huge, pedantic_min_int, min_int; |
e2cad04b RH |
1307 | |
1308 | int kind, radix, digits, bit_size, range; | |
1309 | ||
1310 | /* True if the C type of the given name maps to this precision. | |
1311 | Note that more than one bit can be set. */ | |
1312 | unsigned int c_char : 1; | |
1313 | unsigned int c_short : 1; | |
1314 | unsigned int c_int : 1; | |
1315 | unsigned int c_long : 1; | |
1316 | unsigned int c_long_long : 1; | |
6de9cd9a DN |
1317 | } |
1318 | gfc_integer_info; | |
1319 | ||
1320 | extern gfc_integer_info gfc_integer_kinds[]; | |
1321 | ||
1322 | ||
1323 | typedef struct | |
1324 | { | |
1325 | int kind, bit_size; | |
1326 | ||
e2cad04b RH |
1327 | /* True if the C++ type bool, C99 type _Bool, maps to this precision. */ |
1328 | unsigned int c_bool : 1; | |
6de9cd9a DN |
1329 | } |
1330 | gfc_logical_info; | |
1331 | ||
1332 | extern gfc_logical_info gfc_logical_kinds[]; | |
1333 | ||
1334 | ||
1335 | typedef struct | |
1336 | { | |
2d0aa65f | 1337 | mpfr_t epsilon, huge, tiny, subnormal; |
6de9cd9a | 1338 | int kind, radix, digits, min_exponent, max_exponent; |
6de9cd9a | 1339 | int range, precision; |
e2cad04b RH |
1340 | |
1341 | /* The precision of the type as reported by GET_MODE_PRECISION. */ | |
1342 | int mode_precision; | |
1343 | ||
1344 | /* True if the C type of the given name maps to this precision. | |
1345 | Note that more than one bit can be set. */ | |
1346 | unsigned int c_float : 1; | |
1347 | unsigned int c_double : 1; | |
1348 | unsigned int c_long_double : 1; | |
6de9cd9a DN |
1349 | } |
1350 | gfc_real_info; | |
1351 | ||
1352 | extern gfc_real_info gfc_real_kinds[]; | |
1353 | ||
1354 | ||
1355 | /* Equivalence structures. Equivalent lvalues are linked along the | |
1356 | *eq pointer, equivalence sets are strung along the *next node. */ | |
1357 | typedef struct gfc_equiv | |
1358 | { | |
1359 | struct gfc_equiv *next, *eq; | |
1360 | gfc_expr *expr; | |
30aabb86 | 1361 | const char *module; |
6de9cd9a DN |
1362 | int used; |
1363 | } | |
1364 | gfc_equiv; | |
1365 | ||
1366 | #define gfc_get_equiv() gfc_getmem(sizeof(gfc_equiv)) | |
1367 | ||
61321991 PT |
1368 | /* Holds a single equivalence member after processing. */ |
1369 | typedef struct gfc_equiv_info | |
1370 | { | |
1371 | gfc_symbol *sym; | |
1372 | HOST_WIDE_INT offset; | |
37311e71 | 1373 | HOST_WIDE_INT length; |
61321991 PT |
1374 | struct gfc_equiv_info *next; |
1375 | } gfc_equiv_info; | |
1376 | ||
1377 | /* Holds equivalence groups, after they have been processed. */ | |
1378 | typedef struct gfc_equiv_list | |
1379 | { | |
1380 | gfc_equiv_info *equiv; | |
1381 | struct gfc_equiv_list *next; | |
1382 | } gfc_equiv_list; | |
6de9cd9a DN |
1383 | |
1384 | /* gfc_case stores the selector list of a case statement. The *low | |
1385 | and *high pointers can point to the same expression in the case of | |
1386 | a single value. If *high is NULL, the selection is from *low | |
1387 | upwards, if *low is NULL the selection is *high downwards. | |
1388 | ||
410d1a45 SK |
1389 | This structure has separate fields to allow single and double linked |
1390 | lists of CASEs at the same time. The singe linked list along the NEXT | |
6de9cd9a DN |
1391 | field is a list of cases for a single CASE label. The double linked |
1392 | list along the LEFT/RIGHT fields is used to detect overlap and to | |
1393 | build a table of the cases for SELECT constructs with a CHARACTER | |
1394 | case expression. */ | |
1395 | ||
1396 | typedef struct gfc_case | |
1397 | { | |
1398 | /* Where we saw this case. */ | |
1399 | locus where; | |
1400 | int n; | |
1401 | ||
1402 | /* Case range values. If (low == high), it's a single value. If one of | |
1403 | the labels is NULL, it's an unbounded case. If both are NULL, this | |
1404 | represents the default case. */ | |
1405 | gfc_expr *low, *high; | |
1406 | ||
1407 | /* Next case label in the list of cases for a single CASE label. */ | |
1408 | struct gfc_case *next; | |
1409 | ||
1410 | /* Used for detecting overlap, and for code generation. */ | |
1411 | struct gfc_case *left, *right; | |
1412 | ||
1413 | /* True if this case label can never be matched. */ | |
1414 | int unreachable; | |
1415 | } | |
1416 | gfc_case; | |
1417 | ||
1418 | #define gfc_get_case() gfc_getmem(sizeof(gfc_case)) | |
1419 | ||
1420 | ||
1421 | typedef struct | |
1422 | { | |
1423 | gfc_expr *var, *start, *end, *step; | |
1424 | } | |
1425 | gfc_iterator; | |
1426 | ||
1427 | #define gfc_get_iterator() gfc_getmem(sizeof(gfc_iterator)) | |
1428 | ||
1429 | ||
f7b529fa | 1430 | /* Allocation structure for ALLOCATE, DEALLOCATE and NULLIFY statements. */ |
6de9cd9a DN |
1431 | |
1432 | typedef struct gfc_alloc | |
1433 | { | |
1434 | gfc_expr *expr; | |
1435 | struct gfc_alloc *next; | |
1436 | } | |
1437 | gfc_alloc; | |
1438 | ||
1439 | #define gfc_get_alloc() gfc_getmem(sizeof(gfc_alloc)) | |
1440 | ||
1441 | ||
1442 | typedef struct | |
1443 | { | |
1444 | gfc_expr *unit, *file, *status, *access, *form, *recl, | |
181c9f4a | 1445 | *blank, *position, *action, *delim, *pad, *iostat, *iomsg, *convert; |
6de9cd9a DN |
1446 | gfc_st_label *err; |
1447 | } | |
1448 | gfc_open; | |
1449 | ||
1450 | ||
1451 | typedef struct | |
1452 | { | |
7aba8abe | 1453 | gfc_expr *unit, *status, *iostat, *iomsg; |
6de9cd9a DN |
1454 | gfc_st_label *err; |
1455 | } | |
1456 | gfc_close; | |
1457 | ||
1458 | ||
1459 | typedef struct | |
1460 | { | |
7aba8abe | 1461 | gfc_expr *unit, *iostat, *iomsg; |
6de9cd9a DN |
1462 | gfc_st_label *err; |
1463 | } | |
1464 | gfc_filepos; | |
1465 | ||
1466 | ||
1467 | typedef struct | |
1468 | { | |
1469 | gfc_expr *unit, *file, *iostat, *exist, *opened, *number, *named, | |
1470 | *name, *access, *sequential, *direct, *form, *formatted, | |
1471 | *unformatted, *recl, *nextrec, *blank, *position, *action, *read, | |
014ec6ee | 1472 | *write, *readwrite, *delim, *pad, *iolength, *iomsg, *convert, *strm_pos; |
6de9cd9a DN |
1473 | |
1474 | gfc_st_label *err; | |
1475 | ||
1476 | } | |
1477 | gfc_inquire; | |
1478 | ||
1479 | ||
1480 | typedef struct | |
1481 | { | |
7aba8abe | 1482 | gfc_expr *io_unit, *format_expr, *rec, *advance, *iostat, *size, *iomsg; |
6de9cd9a DN |
1483 | |
1484 | gfc_symbol *namelist; | |
1485 | /* A format_label of `format_asterisk' indicates the "*" format */ | |
1486 | gfc_st_label *format_label; | |
1487 | gfc_st_label *err, *end, *eor; | |
1488 | ||
e0e85e06 | 1489 | locus eor_where, end_where, err_where; |
6de9cd9a DN |
1490 | } |
1491 | gfc_dt; | |
1492 | ||
1493 | ||
1494 | typedef struct gfc_forall_iterator | |
1495 | { | |
1496 | gfc_expr *var, *start, *end, *stride; | |
1497 | struct gfc_forall_iterator *next; | |
1498 | } | |
1499 | gfc_forall_iterator; | |
1500 | ||
1501 | ||
1502 | /* Executable statements that fill gfc_code structures. */ | |
1503 | typedef enum | |
1504 | { | |
1505 | EXEC_NOP = 1, EXEC_ASSIGN, EXEC_LABEL_ASSIGN, EXEC_POINTER_ASSIGN, | |
476220e7 | 1506 | EXEC_GOTO, EXEC_CALL, EXEC_ASSIGN_CALL, EXEC_RETURN, EXEC_ENTRY, |
6b591ec0 | 1507 | EXEC_PAUSE, EXEC_STOP, EXEC_CONTINUE, EXEC_INIT_ASSIGN, |
6de9cd9a DN |
1508 | EXEC_IF, EXEC_ARITHMETIC_IF, EXEC_DO, EXEC_DO_WHILE, EXEC_SELECT, |
1509 | EXEC_FORALL, EXEC_WHERE, EXEC_CYCLE, EXEC_EXIT, | |
1510 | EXEC_ALLOCATE, EXEC_DEALLOCATE, | |
1511 | EXEC_OPEN, EXEC_CLOSE, | |
1512 | EXEC_READ, EXEC_WRITE, EXEC_IOLENGTH, EXEC_TRANSFER, EXEC_DT_END, | |
6c7a4dfd JJ |
1513 | EXEC_BACKSPACE, EXEC_ENDFILE, EXEC_INQUIRE, EXEC_REWIND, EXEC_FLUSH, |
1514 | EXEC_OMP_CRITICAL, EXEC_OMP_DO, EXEC_OMP_FLUSH, EXEC_OMP_MASTER, | |
1515 | EXEC_OMP_ORDERED, EXEC_OMP_PARALLEL, EXEC_OMP_PARALLEL_DO, | |
1516 | EXEC_OMP_PARALLEL_SECTIONS, EXEC_OMP_PARALLEL_WORKSHARE, | |
1517 | EXEC_OMP_SECTIONS, EXEC_OMP_SINGLE, EXEC_OMP_WORKSHARE, | |
1518 | EXEC_OMP_ATOMIC, EXEC_OMP_BARRIER, EXEC_OMP_END_NOWAIT, | |
1519 | EXEC_OMP_END_SINGLE | |
6de9cd9a DN |
1520 | } |
1521 | gfc_exec_op; | |
1522 | ||
1523 | typedef struct gfc_code | |
1524 | { | |
1525 | gfc_exec_op op; | |
1526 | ||
1527 | struct gfc_code *block, *next; | |
1528 | locus loc; | |
1529 | ||
1530 | gfc_st_label *here, *label, *label2, *label3; | |
1531 | gfc_symtree *symtree; | |
1532 | gfc_expr *expr, *expr2; | |
1533 | /* A name isn't sufficient to identify a subroutine, we need the actual | |
1534 | symbol for the interface definition. | |
1535 | const char *sub_name; */ | |
1536 | gfc_symbol *resolved_sym; | |
1537 | ||
1538 | union | |
1539 | { | |
1540 | gfc_actual_arglist *actual; | |
1541 | gfc_case *case_list; | |
1542 | gfc_iterator *iterator; | |
1543 | gfc_alloc *alloc_list; | |
1544 | gfc_open *open; | |
1545 | gfc_close *close; | |
1546 | gfc_filepos *filepos; | |
1547 | gfc_inquire *inquire; | |
1548 | gfc_dt *dt; | |
1549 | gfc_forall_iterator *forall_iterator; | |
1550 | struct gfc_code *whichloop; | |
1551 | int stop_code; | |
3d79abbd | 1552 | gfc_entry_list *entry; |
6c7a4dfd JJ |
1553 | gfc_omp_clauses *omp_clauses; |
1554 | const char *omp_name; | |
1555 | gfc_namelist *omp_namelist; | |
1556 | bool omp_bool; | |
6de9cd9a DN |
1557 | } |
1558 | ext; /* Points to additional structures required by statement */ | |
1559 | ||
1560 | /* Backend_decl is used for cycle and break labels in do loops, and | |
949446f5 | 1561 | probably for other constructs as well, once we translate them. */ |
6de9cd9a DN |
1562 | tree backend_decl; |
1563 | } | |
1564 | gfc_code; | |
1565 | ||
1566 | ||
1567 | /* Storage for DATA statements. */ | |
1568 | typedef struct gfc_data_variable | |
1569 | { | |
1570 | gfc_expr *expr; | |
1571 | gfc_iterator iter; | |
1572 | struct gfc_data_variable *list, *next; | |
1573 | } | |
1574 | gfc_data_variable; | |
1575 | ||
1576 | ||
1577 | typedef struct gfc_data_value | |
1578 | { | |
b8502435 | 1579 | unsigned int repeat; |
6de9cd9a | 1580 | gfc_expr *expr; |
6de9cd9a DN |
1581 | struct gfc_data_value *next; |
1582 | } | |
1583 | gfc_data_value; | |
1584 | ||
1585 | ||
1586 | typedef struct gfc_data | |
1587 | { | |
1588 | gfc_data_variable *var; | |
1589 | gfc_data_value *value; | |
1590 | locus where; | |
1591 | ||
1592 | struct gfc_data *next; | |
1593 | } | |
1594 | gfc_data; | |
1595 | ||
1596 | #define gfc_get_data_variable() gfc_getmem(sizeof(gfc_data_variable)) | |
1597 | #define gfc_get_data_value() gfc_getmem(sizeof(gfc_data_value)) | |
1598 | #define gfc_get_data() gfc_getmem(sizeof(gfc_data)) | |
1599 | ||
1600 | ||
1601 | /* Structure for holding compile options */ | |
1602 | typedef struct | |
1603 | { | |
6de9cd9a DN |
1604 | char *module_dir; |
1605 | gfc_source_form source_form; | |
1dde8683 BM |
1606 | /* Maximum line lengths in fixed- and free-form source, respectively. |
1607 | When fixed_line_length or free_line_length are 0, the whole line is used, | |
1608 | regardless of length. | |
16ab8e74 BF |
1609 | |
1610 | If the user requests a fixed_line_length <7 then gfc_init_options() | |
1611 | emits a fatal error. */ | |
1dde8683 BM |
1612 | int fixed_line_length; |
1613 | int free_line_length; | |
1614 | /* Maximum number of continuation lines in fixed- and free-form source, | |
1615 | respectively. */ | |
5a06474c JD |
1616 | int max_continue_fixed; |
1617 | int max_continue_free; | |
6de9cd9a DN |
1618 | int max_identifier_length; |
1619 | int verbose; | |
1620 | ||
1621 | int warn_aliasing; | |
3fbab549 | 1622 | int warn_ampersand; |
6de9cd9a DN |
1623 | int warn_conversion; |
1624 | int warn_implicit_interface; | |
1625 | int warn_line_truncation; | |
1626 | int warn_surprising; | |
840bd9f7 SK |
1627 | int warn_tabs; |
1628 | int warn_underflow; | |
3f139fcf | 1629 | int max_errors; |
6de9cd9a | 1630 | |
a23eec13 | 1631 | int flag_all_intrinsics; |
3ae9eb27 SK |
1632 | int flag_default_double; |
1633 | int flag_default_integer; | |
1634 | int flag_default_real; | |
6de9cd9a DN |
1635 | int flag_dollar_ok; |
1636 | int flag_underscoring; | |
1637 | int flag_second_underscore; | |
1638 | int flag_implicit_none; | |
1639 | int flag_max_stack_var_size; | |
54554825 | 1640 | int flag_range_check; |
6de9cd9a DN |
1641 | int flag_pack_derived; |
1642 | int flag_repack_arrays; | |
2d7c7df6 | 1643 | int flag_preprocessed; |
973ff4c0 | 1644 | int flag_f2c; |
ee5426a4 | 1645 | int flag_automatic; |
131c66cd | 1646 | int flag_backslash; |
5a0aad31 FXC |
1647 | int flag_external_blas; |
1648 | int blas_matmul_limit; | |
83d890b9 | 1649 | int flag_cray_pointer; |
e0bcf78c | 1650 | int flag_d_lines; |
6c7a4dfd | 1651 | int flag_openmp; |
6de9cd9a | 1652 | |
944b8b35 FXC |
1653 | int fpe; |
1654 | ||
6de9cd9a DN |
1655 | int warn_std; |
1656 | int allow_std; | |
b7892582 | 1657 | int warn_nonstd_intrinsics; |
25d8f0a2 | 1658 | int fshort_enums; |
eaa90d25 | 1659 | int convert; |
d67ab5ee | 1660 | int record_marker; |
6de9cd9a DN |
1661 | } |
1662 | gfc_option_t; | |
1663 | ||
1664 | extern gfc_option_t gfc_option; | |
1665 | ||
1666 | ||
1667 | /* Constructor nodes for array and structure constructors. */ | |
1668 | typedef struct gfc_constructor | |
1669 | { | |
1670 | gfc_expr *expr; | |
1671 | gfc_iterator *iterator; | |
1672 | locus where; | |
1673 | struct gfc_constructor *next; | |
1674 | struct | |
1675 | { | |
1676 | mpz_t offset; /* Record the offset of array element which appears in | |
1677 | data statement like "data a(5)/4/". */ | |
1678 | gfc_component *component; /* Record the component being initialized. */ | |
1679 | } | |
1680 | n; | |
1681 | mpz_t repeat; /* Record the repeat number of initial values in data | |
1682 | statement like "data a/5*10/". */ | |
1683 | } | |
1684 | gfc_constructor; | |
1685 | ||
1686 | ||
1687 | typedef struct iterator_stack | |
1688 | { | |
1689 | gfc_symtree *variable; | |
1690 | mpz_t value; | |
1691 | struct iterator_stack *prev; | |
1692 | } | |
1693 | iterator_stack; | |
1694 | extern iterator_stack *iter_stack; | |
1695 | ||
1696 | /************************ Function prototypes *************************/ | |
1697 | ||
1698 | /* data.c */ | |
1699 | void gfc_formalize_init_value (gfc_symbol *); | |
1700 | void gfc_get_section_index (gfc_array_ref *, mpz_t *, mpz_t *); | |
1701 | void gfc_assign_data_value (gfc_expr *, gfc_expr *, mpz_t); | |
b8502435 | 1702 | void gfc_assign_data_value_range (gfc_expr *, gfc_expr *, mpz_t, mpz_t); |
6de9cd9a DN |
1703 | void gfc_advance_section (mpz_t *, gfc_array_ref *, mpz_t *); |
1704 | ||
1705 | /* scanner.c */ | |
1706 | void gfc_scanner_done_1 (void); | |
1707 | void gfc_scanner_init_1 (void); | |
1708 | ||
1709 | void gfc_add_include_path (const char *); | |
1710 | void gfc_release_include_path (void); | |
b424a572 | 1711 | FILE *gfc_open_included_file (const char *, bool); |
6de9cd9a | 1712 | |
6de9cd9a DN |
1713 | int gfc_at_end (void); |
1714 | int gfc_at_eof (void); | |
1715 | int gfc_at_bol (void); | |
1716 | int gfc_at_eol (void); | |
1717 | void gfc_advance_line (void); | |
1718 | int gfc_check_include (void); | |
1719 | ||
1720 | void gfc_skip_comments (void); | |
1721 | int gfc_next_char_literal (int); | |
1722 | int gfc_next_char (void); | |
1723 | int gfc_peek_char (void); | |
1724 | void gfc_error_recovery (void); | |
1725 | void gfc_gobble_whitespace (void); | |
e0bcf78c | 1726 | try gfc_new_file (void); |
2d7c7df6 | 1727 | const char * gfc_read_orig_filename (const char *, const char **); |
6de9cd9a | 1728 | |
d4fa05b9 | 1729 | extern gfc_source_form gfc_current_form; |
e0bcf78c | 1730 | extern const char *gfc_source_file; |
63645982 | 1731 | extern locus gfc_current_locus; |
6de9cd9a DN |
1732 | |
1733 | /* misc.c */ | |
1734 | void *gfc_getmem (size_t) ATTRIBUTE_MALLOC; | |
1735 | void gfc_free (void *); | |
1736 | int gfc_terminal_width(void); | |
1737 | void gfc_clear_ts (gfc_typespec *); | |
1738 | FILE *gfc_open_file (const char *); | |
6de9cd9a DN |
1739 | const char *gfc_basic_typename (bt); |
1740 | const char *gfc_typename (gfc_typespec *); | |
1741 | ||
1742 | #define gfc_op2string(OP) (OP == INTRINSIC_ASSIGN ? \ | |
1743 | "=" : gfc_code2string (intrinsic_operators, OP)) | |
1744 | ||
1745 | const char *gfc_code2string (const mstring *, int); | |
1746 | int gfc_string2code (const mstring *, const char *); | |
1747 | const char *gfc_intent_string (sym_intent); | |
1748 | ||
1749 | void gfc_init_1 (void); | |
1750 | void gfc_init_2 (void); | |
1751 | void gfc_done_1 (void); | |
1752 | void gfc_done_2 (void); | |
1753 | ||
1754 | /* options.c */ | |
1755 | unsigned int gfc_init_options (unsigned int, const char **); | |
1756 | int gfc_handle_option (size_t, const char *, int); | |
1757 | bool gfc_post_options (const char **); | |
1758 | ||
1759 | /* iresolve.c */ | |
6b25a558 | 1760 | const char * gfc_get_string (const char *, ...) ATTRIBUTE_PRINTF_1; |
6de9cd9a DN |
1761 | |
1762 | /* error.c */ | |
1763 | ||
1764 | typedef struct gfc_error_buf | |
1765 | { | |
1766 | int flag; | |
d71b89ca JJ |
1767 | size_t allocated, index; |
1768 | char *message; | |
6de9cd9a DN |
1769 | } gfc_error_buf; |
1770 | ||
1771 | void gfc_error_init_1 (void); | |
1772 | void gfc_buffer_error (int); | |
1773 | ||
0ce0154c KG |
1774 | void gfc_warning (const char *, ...) ATTRIBUTE_GCC_GFC(1,2); |
1775 | void gfc_warning_now (const char *, ...) ATTRIBUTE_GCC_GFC(1,2); | |
6de9cd9a DN |
1776 | void gfc_clear_warning (void); |
1777 | void gfc_warning_check (void); | |
1778 | ||
0ce0154c KG |
1779 | void gfc_error (const char *, ...) ATTRIBUTE_GCC_GFC(1,2); |
1780 | void gfc_error_now (const char *, ...) ATTRIBUTE_GCC_GFC(1,2); | |
1781 | void gfc_fatal_error (const char *, ...) ATTRIBUTE_NORETURN ATTRIBUTE_GCC_GFC(1,2); | |
1782 | void gfc_internal_error (const char *, ...) ATTRIBUTE_NORETURN ATTRIBUTE_GCC_GFC(1,2); | |
6de9cd9a DN |
1783 | void gfc_clear_error (void); |
1784 | int gfc_error_check (void); | |
8f81c3c6 | 1785 | int gfc_error_flag_test (void); |
6de9cd9a | 1786 | |
8f0d39a8 | 1787 | notification gfc_notification_std (int); |
0ce0154c | 1788 | try gfc_notify_std (int, const char *, ...) ATTRIBUTE_GCC_GFC(2,3); |
6de9cd9a DN |
1789 | |
1790 | /* A general purpose syntax error. */ | |
1791 | #define gfc_syntax_error(ST) \ | |
1792 | gfc_error ("Syntax error in %s statement at %C", gfc_ascii_statement (ST)); | |
1793 | ||
1794 | void gfc_push_error (gfc_error_buf *); | |
1795 | void gfc_pop_error (gfc_error_buf *); | |
d71b89ca | 1796 | void gfc_free_error (gfc_error_buf *); |
6de9cd9a DN |
1797 | |
1798 | void gfc_status (const char *, ...) ATTRIBUTE_PRINTF_1; | |
1799 | void gfc_status_char (char); | |
1800 | ||
1801 | void gfc_get_errors (int *, int *); | |
1802 | ||
1803 | /* arith.c */ | |
1804 | void gfc_arith_init_1 (void); | |
1805 | void gfc_arith_done_1 (void); | |
25d8f0a2 TS |
1806 | gfc_expr *gfc_enum_initializer (gfc_expr *, locus); |
1807 | arith gfc_check_integer_range (mpz_t p, int kind); | |
6de9cd9a | 1808 | |
5e8e542f | 1809 | /* trans-types.c */ |
e7a2d5fb | 1810 | int gfc_validate_kind (bt, int, bool); |
6de9cd9a | 1811 | extern int gfc_index_integer_kind; |
9d64df18 | 1812 | extern int gfc_default_integer_kind; |
f4e7375a | 1813 | extern int gfc_max_integer_kind; |
9d64df18 TS |
1814 | extern int gfc_default_real_kind; |
1815 | extern int gfc_default_double_kind; | |
1816 | extern int gfc_default_character_kind; | |
1817 | extern int gfc_default_logical_kind; | |
1818 | extern int gfc_default_complex_kind; | |
e8525382 | 1819 | extern int gfc_c_int_kind; |
014ec6ee | 1820 | extern int gfc_intio_kind; |
6de9cd9a DN |
1821 | |
1822 | /* symbol.c */ | |
1823 | void gfc_clear_new_implicit (void); | |
1107b970 PB |
1824 | try gfc_add_new_implicit_range (int, int); |
1825 | try gfc_merge_new_implicit (gfc_typespec *); | |
6de9cd9a | 1826 | void gfc_set_implicit_none (void); |
6de9cd9a DN |
1827 | |
1828 | gfc_typespec *gfc_get_default_type (gfc_symbol *, gfc_namespace *); | |
1829 | try gfc_set_default_type (gfc_symbol *, int, gfc_namespace *); | |
1830 | ||
1831 | void gfc_set_component_attr (gfc_component *, symbol_attribute *); | |
1832 | void gfc_get_component_attr (symbol_attribute *, gfc_component *); | |
1833 | ||
1834 | void gfc_set_sym_referenced (gfc_symbol * sym); | |
1835 | ||
7114edca | 1836 | try gfc_add_attribute (symbol_attribute *, locus *); |
6de9cd9a | 1837 | try gfc_add_allocatable (symbol_attribute *, locus *); |
231b2fcc | 1838 | try gfc_add_dimension (symbol_attribute *, const char *, locus *); |
6de9cd9a DN |
1839 | try gfc_add_external (symbol_attribute *, locus *); |
1840 | try gfc_add_intrinsic (symbol_attribute *, locus *); | |
1841 | try gfc_add_optional (symbol_attribute *, locus *); | |
1842 | try gfc_add_pointer (symbol_attribute *, locus *); | |
83d890b9 AL |
1843 | try gfc_add_cray_pointer (symbol_attribute *, locus *); |
1844 | try gfc_add_cray_pointee (symbol_attribute *, locus *); | |
1845 | try gfc_mod_pointee_as (gfc_array_spec *as); | |
231b2fcc TS |
1846 | try gfc_add_result (symbol_attribute *, const char *, locus *); |
1847 | try gfc_add_save (symbol_attribute *, const char *, locus *); | |
6c7a4dfd | 1848 | try gfc_add_threadprivate (symbol_attribute *, const char *, locus *); |
6de9cd9a DN |
1849 | try gfc_add_saved_common (symbol_attribute *, locus *); |
1850 | try gfc_add_target (symbol_attribute *, locus *); | |
231b2fcc TS |
1851 | try gfc_add_dummy (symbol_attribute *, const char *, locus *); |
1852 | try gfc_add_generic (symbol_attribute *, const char *, locus *); | |
6de9cd9a | 1853 | try gfc_add_common (symbol_attribute *, locus *); |
231b2fcc | 1854 | try gfc_add_in_common (symbol_attribute *, const char *, locus *); |
e8ec07e1 | 1855 | try gfc_add_in_equivalence (symbol_attribute *, const char *, locus *); |
231b2fcc TS |
1856 | try gfc_add_data (symbol_attribute *, const char *, locus *); |
1857 | try gfc_add_in_namelist (symbol_attribute *, const char *, locus *); | |
1858 | try gfc_add_sequence (symbol_attribute *, const char *, locus *); | |
6de9cd9a DN |
1859 | try gfc_add_elemental (symbol_attribute *, locus *); |
1860 | try gfc_add_pure (symbol_attribute *, locus *); | |
1861 | try gfc_add_recursive (symbol_attribute *, locus *); | |
231b2fcc TS |
1862 | try gfc_add_function (symbol_attribute *, const char *, locus *); |
1863 | try gfc_add_subroutine (symbol_attribute *, const char *, locus *); | |
775e6c3a | 1864 | try gfc_add_volatile (symbol_attribute *, const char *, locus *); |
231b2fcc TS |
1865 | |
1866 | try gfc_add_access (symbol_attribute *, gfc_access, const char *, locus *); | |
1867 | try gfc_add_flavor (symbol_attribute *, sym_flavor, const char *, locus *); | |
1868 | try gfc_add_entry (symbol_attribute *, const char *, locus *); | |
1869 | try gfc_add_procedure (symbol_attribute *, procedure_type, | |
1870 | const char *, locus *); | |
6de9cd9a DN |
1871 | try gfc_add_intent (symbol_attribute *, sym_intent, locus *); |
1872 | try gfc_add_explicit_interface (gfc_symbol *, ifsrc, | |
1873 | gfc_formal_arglist *, locus *); | |
1874 | try gfc_add_type (gfc_symbol *, gfc_typespec *, locus *); | |
1875 | ||
1876 | void gfc_clear_attr (symbol_attribute *); | |
1877 | try gfc_missing_attr (symbol_attribute *, locus *); | |
1878 | try gfc_copy_attr (symbol_attribute *, symbol_attribute *, locus *); | |
1879 | ||
1880 | try gfc_add_component (gfc_symbol *, const char *, gfc_component **); | |
1881 | gfc_symbol *gfc_use_derived (gfc_symbol *); | |
1882 | gfc_symtree *gfc_use_derived_tree (gfc_symtree *); | |
1883 | gfc_component *gfc_find_component (gfc_symbol *, const char *); | |
1884 | ||
1885 | gfc_st_label *gfc_get_st_label (int); | |
1886 | void gfc_free_st_label (gfc_st_label *); | |
1887 | void gfc_define_st_label (gfc_st_label *, gfc_sl_type, locus *); | |
1888 | try gfc_reference_st_label (gfc_st_label *, gfc_sl_type); | |
1889 | ||
0366dfe9 | 1890 | gfc_namespace *gfc_get_namespace (gfc_namespace *, int); |
6de9cd9a DN |
1891 | gfc_symtree *gfc_new_symtree (gfc_symtree **, const char *); |
1892 | gfc_symtree *gfc_find_symtree (gfc_symtree *, const char *); | |
1893 | gfc_user_op *gfc_get_uop (const char *); | |
1894 | gfc_user_op *gfc_find_uop (const char *, gfc_namespace *); | |
1895 | void gfc_free_symbol (gfc_symbol *); | |
1896 | gfc_symbol *gfc_new_symbol (const char *, gfc_namespace *); | |
1897 | int gfc_find_symbol (const char *, gfc_namespace *, int, gfc_symbol **); | |
1898 | int gfc_find_sym_tree (const char *, gfc_namespace *, int, gfc_symtree **); | |
1899 | int gfc_get_symbol (const char *, gfc_namespace *, gfc_symbol **); | |
1900 | int gfc_get_sym_tree (const char *, gfc_namespace *, gfc_symtree **); | |
1901 | int gfc_get_ha_symbol (const char *, gfc_symbol **); | |
1902 | int gfc_get_ha_sym_tree (const char *, gfc_symtree **); | |
1903 | ||
1904 | int gfc_symbols_could_alias (gfc_symbol *, gfc_symbol *); | |
1905 | ||
1906 | void gfc_undo_symbols (void); | |
1907 | void gfc_commit_symbols (void); | |
810306f2 | 1908 | void gfc_commit_symbol (gfc_symbol * sym); |
6de9cd9a DN |
1909 | void gfc_free_namespace (gfc_namespace *); |
1910 | ||
1911 | void gfc_symbol_init_2 (void); | |
1912 | void gfc_symbol_done_2 (void); | |
1913 | ||
9056bd70 | 1914 | void gfc_traverse_symtree (gfc_symtree *, void (*)(gfc_symtree *)); |
6de9cd9a DN |
1915 | void gfc_traverse_ns (gfc_namespace *, void (*)(gfc_symbol *)); |
1916 | void gfc_traverse_user_op (gfc_namespace *, void (*)(gfc_user_op *)); | |
1917 | void gfc_save_all (gfc_namespace *); | |
1918 | ||
1919 | void gfc_symbol_state (void); | |
1920 | ||
cb9e4f55 TS |
1921 | gfc_gsymbol *gfc_get_gsymbol (const char *); |
1922 | gfc_gsymbol *gfc_find_gsymbol (gfc_gsymbol *, const char *); | |
c9543002 | 1923 | |
6de9cd9a DN |
1924 | /* intrinsic.c */ |
1925 | extern int gfc_init_expr; | |
1926 | ||
1927 | /* Given a symbol that we have decided is intrinsic, mark it as such | |
1928 | by placing it into a special module that is otherwise impossible to | |
1929 | read or write. */ | |
1930 | ||
cb9e4f55 | 1931 | #define gfc_intrinsic_symbol(SYM) SYM->module = gfc_get_string ("(intrinsic)") |
6de9cd9a DN |
1932 | |
1933 | void gfc_intrinsic_init_1 (void); | |
1934 | void gfc_intrinsic_done_1 (void); | |
1935 | ||
1936 | char gfc_type_letter (bt); | |
1937 | gfc_symbol * gfc_get_intrinsic_sub_symbol (const char *); | |
1938 | try gfc_convert_type (gfc_expr *, gfc_typespec *, int); | |
1939 | try gfc_convert_type_warn (gfc_expr *, gfc_typespec *, int, int); | |
1940 | int gfc_generic_intrinsic (const char *); | |
1941 | int gfc_specific_intrinsic (const char *); | |
1942 | int gfc_intrinsic_name (const char *, int); | |
0e7e7e6e | 1943 | int gfc_intrinsic_actual_ok (const char *, const bool); |
6de9cd9a DN |
1944 | gfc_intrinsic_sym *gfc_find_function (const char *); |
1945 | ||
1946 | match gfc_intrinsic_func_interface (gfc_expr *, int); | |
1947 | match gfc_intrinsic_sub_interface (gfc_code *, int); | |
1948 | ||
1949 | /* simplify.c */ | |
1950 | void gfc_simplify_init_1 (void); | |
6de9cd9a DN |
1951 | |
1952 | /* match.c -- FIXME */ | |
1953 | void gfc_free_iterator (gfc_iterator *, int); | |
1954 | void gfc_free_forall_iterator (gfc_forall_iterator *); | |
1955 | void gfc_free_alloc_list (gfc_alloc *); | |
1956 | void gfc_free_namelist (gfc_namelist *); | |
1957 | void gfc_free_equiv (gfc_equiv *); | |
1958 | void gfc_free_data (gfc_data *); | |
1959 | void gfc_free_case_list (gfc_case *); | |
1960 | ||
b6398823 PT |
1961 | /* matchexp.c -- FIXME too? */ |
1962 | gfc_expr *gfc_get_parentheses (gfc_expr *); | |
1963 | ||
6c7a4dfd JJ |
1964 | /* openmp.c */ |
1965 | void gfc_free_omp_clauses (gfc_omp_clauses *); | |
1966 | void gfc_resolve_omp_directive (gfc_code *, gfc_namespace *); | |
1967 | void gfc_resolve_do_iterator (gfc_code *, gfc_symbol *); | |
1968 | void gfc_resolve_omp_parallel_blocks (gfc_code *, gfc_namespace *); | |
1969 | void gfc_resolve_omp_do_blocks (gfc_code *, gfc_namespace *); | |
1970 | ||
6de9cd9a DN |
1971 | /* expr.c */ |
1972 | void gfc_free_actual_arglist (gfc_actual_arglist *); | |
1973 | gfc_actual_arglist *gfc_copy_actual_arglist (gfc_actual_arglist *); | |
1974 | const char *gfc_extract_int (gfc_expr *, int *); | |
5046aff5 | 1975 | gfc_expr *gfc_expr_to_initialize (gfc_expr *); |
6de9cd9a DN |
1976 | |
1977 | gfc_expr *gfc_build_conversion (gfc_expr *); | |
1978 | void gfc_free_ref_list (gfc_ref *); | |
1979 | void gfc_type_convert_binary (gfc_expr *); | |
1980 | int gfc_is_constant_expr (gfc_expr *); | |
1981 | try gfc_simplify_expr (gfc_expr *, int); | |
4075a94e | 1982 | int gfc_has_vector_index (gfc_expr *); |
6de9cd9a DN |
1983 | |
1984 | gfc_expr *gfc_get_expr (void); | |
1985 | void gfc_free_expr (gfc_expr *); | |
1986 | void gfc_replace_expr (gfc_expr *, gfc_expr *); | |
1987 | gfc_expr *gfc_int_expr (int); | |
1988 | gfc_expr *gfc_logical_expr (int, locus *); | |
1989 | mpz_t *gfc_copy_shape (mpz_t *, int); | |
94538bd1 | 1990 | mpz_t *gfc_copy_shape_excluding (mpz_t *, int, gfc_expr *); |
6de9cd9a DN |
1991 | gfc_expr *gfc_copy_expr (gfc_expr *); |
1992 | ||
1993 | try gfc_specification_expr (gfc_expr *); | |
1994 | ||
1995 | int gfc_numeric_ts (gfc_typespec *); | |
1996 | int gfc_kind_max (gfc_expr *, gfc_expr *); | |
1997 | ||
1998 | try gfc_check_conformance (const char *, gfc_expr *, gfc_expr *); | |
1999 | try gfc_check_assign (gfc_expr *, gfc_expr *, int); | |
2000 | try gfc_check_pointer_assign (gfc_expr *, gfc_expr *); | |
2001 | try gfc_check_assign_symbol (gfc_symbol *, gfc_expr *); | |
2002 | ||
54b4ba60 | 2003 | gfc_expr *gfc_default_initializer (gfc_typespec *); |
294fbfc8 TS |
2004 | gfc_expr *gfc_get_variable_expr (gfc_symtree *); |
2005 | ||
47992a4a | 2006 | void gfc_expr_set_symbols_referenced (gfc_expr * expr); |
54b4ba60 | 2007 | |
6de9cd9a DN |
2008 | /* st.c */ |
2009 | extern gfc_code new_st; | |
2010 | ||
2011 | void gfc_clear_new_st (void); | |
2012 | gfc_code *gfc_get_code (void); | |
2013 | gfc_code *gfc_append_code (gfc_code *, gfc_code *); | |
2014 | void gfc_free_statement (gfc_code *); | |
2015 | void gfc_free_statements (gfc_code *); | |
2016 | ||
2017 | /* resolve.c */ | |
2018 | try gfc_resolve_expr (gfc_expr *); | |
2019 | void gfc_resolve (gfc_namespace *); | |
6c7a4dfd | 2020 | void gfc_resolve_blocks (gfc_code *, gfc_namespace *); |
6de9cd9a DN |
2021 | int gfc_impure_variable (gfc_symbol *); |
2022 | int gfc_pure (gfc_symbol *); | |
2023 | int gfc_elemental (gfc_symbol *); | |
8d5cfa27 | 2024 | try gfc_resolve_iterator (gfc_iterator *, bool); |
6de9cd9a | 2025 | try gfc_resolve_index (gfc_expr *, int); |
bf302220 | 2026 | try gfc_resolve_dim_arg (gfc_expr *); |
4213f93b | 2027 | int gfc_is_formal_arg (void); |
6de9cd9a DN |
2028 | |
2029 | /* array.c */ | |
2030 | void gfc_free_array_spec (gfc_array_spec *); | |
2031 | gfc_array_ref *gfc_copy_array_ref (gfc_array_ref *); | |
2032 | ||
2033 | try gfc_set_array_spec (gfc_symbol *, gfc_array_spec *, locus *); | |
2034 | gfc_array_spec *gfc_copy_array_spec (gfc_array_spec *); | |
2035 | try gfc_resolve_array_spec (gfc_array_spec *, int); | |
2036 | ||
2037 | int gfc_compare_array_spec (gfc_array_spec *, gfc_array_spec *); | |
2038 | ||
2039 | gfc_expr *gfc_start_constructor (bt, int, locus *); | |
2040 | void gfc_append_constructor (gfc_expr *, gfc_expr *); | |
2041 | void gfc_free_constructor (gfc_constructor *); | |
2042 | void gfc_simplify_iterator_var (gfc_expr *); | |
2043 | try gfc_expand_constructor (gfc_expr *); | |
2044 | int gfc_constant_ac (gfc_expr *); | |
2045 | int gfc_expanded_ac (gfc_expr *); | |
1855915a | 2046 | void gfc_resolve_character_array_constructor (gfc_expr *); |
6de9cd9a DN |
2047 | try gfc_resolve_array_constructor (gfc_expr *); |
2048 | try gfc_check_constructor_type (gfc_expr *); | |
2049 | try gfc_check_iter_variable (gfc_expr *); | |
2050 | try gfc_check_constructor (gfc_expr *, try (*)(gfc_expr *)); | |
2051 | gfc_constructor *gfc_copy_constructor (gfc_constructor * src); | |
2052 | gfc_expr *gfc_get_array_element (gfc_expr *, int); | |
2053 | try gfc_array_size (gfc_expr *, mpz_t *); | |
2054 | try gfc_array_dimen_size (gfc_expr *, int, mpz_t *); | |
2055 | try gfc_array_ref_shape (gfc_array_ref *, mpz_t *); | |
2056 | gfc_array_ref *gfc_find_array_ref (gfc_expr *); | |
2057 | void gfc_insert_constructor (gfc_expr *, gfc_constructor *); | |
2058 | gfc_constructor *gfc_get_constructor (void); | |
2059 | tree gfc_conv_array_initializer (tree type, gfc_expr * expr); | |
2060 | try spec_size (gfc_array_spec *, mpz_t *); | |
4077d207 | 2061 | int gfc_is_compile_time_shape (gfc_array_spec *); |
6de9cd9a DN |
2062 | |
2063 | /* interface.c -- FIXME: some of these should be in symbol.c */ | |
2064 | void gfc_free_interface (gfc_interface *); | |
e0e85e06 | 2065 | int gfc_compare_derived_types (gfc_symbol *, gfc_symbol *); |
6de9cd9a DN |
2066 | int gfc_compare_types (gfc_typespec *, gfc_typespec *); |
2067 | void gfc_check_interfaces (gfc_namespace *); | |
2068 | void gfc_procedure_use (gfc_symbol *, gfc_actual_arglist **, locus *); | |
2069 | gfc_symbol *gfc_search_interface (gfc_interface *, int, | |
2070 | gfc_actual_arglist **); | |
2071 | try gfc_extend_expr (gfc_expr *); | |
2072 | void gfc_free_formal_arglist (gfc_formal_arglist *); | |
2073 | try gfc_extend_assign (gfc_code *, gfc_namespace *); | |
2074 | try gfc_add_interface (gfc_symbol * sym); | |
2075 | ||
2076 | /* io.c */ | |
2077 | extern gfc_st_label format_asterisk; | |
2078 | ||
2079 | void gfc_free_open (gfc_open *); | |
2080 | try gfc_resolve_open (gfc_open *); | |
2081 | void gfc_free_close (gfc_close *); | |
2082 | try gfc_resolve_close (gfc_close *); | |
2083 | void gfc_free_filepos (gfc_filepos *); | |
2084 | try gfc_resolve_filepos (gfc_filepos *); | |
2085 | void gfc_free_inquire (gfc_inquire *); | |
2086 | try gfc_resolve_inquire (gfc_inquire *); | |
2087 | void gfc_free_dt (gfc_dt *); | |
2088 | try gfc_resolve_dt (gfc_dt *); | |
2089 | ||
2090 | /* module.c */ | |
2091 | void gfc_module_init_2 (void); | |
2092 | void gfc_module_done_2 (void); | |
2093 | void gfc_dump_module (const char *, int); | |
af30f793 | 2094 | bool gfc_check_access (gfc_access, gfc_access); |
6de9cd9a DN |
2095 | |
2096 | /* primary.c */ | |
2097 | symbol_attribute gfc_variable_attr (gfc_expr *, gfc_typespec *); | |
2098 | symbol_attribute gfc_expr_attr (gfc_expr *); | |
2099 | ||
2100 | /* trans.c */ | |
2101 | void gfc_generate_code (gfc_namespace *); | |
2102 | void gfc_generate_module_code (gfc_namespace *); | |
2103 | ||
2104 | /* bbt.c */ | |
2105 | typedef int (*compare_fn) (void *, void *); | |
2106 | void gfc_insert_bbt (void *, void *, compare_fn); | |
2107 | void gfc_delete_bbt (void *, void *, compare_fn); | |
2108 | ||
2109 | /* dump-parse-tree.c */ | |
c4632147 TS |
2110 | void gfc_show_actual_arglist (gfc_actual_arglist *); |
2111 | void gfc_show_array_ref (gfc_array_ref *); | |
2112 | void gfc_show_array_spec (gfc_array_spec *); | |
2113 | void gfc_show_attr (symbol_attribute *); | |
2114 | void gfc_show_code (int, gfc_code *); | |
2115 | void gfc_show_components (gfc_symbol *); | |
2116 | void gfc_show_constructor (gfc_constructor *); | |
2117 | void gfc_show_equiv (gfc_equiv *); | |
2118 | void gfc_show_expr (gfc_expr *); | |
2119 | void gfc_show_namelist (gfc_namelist *); | |
6de9cd9a | 2120 | void gfc_show_namespace (gfc_namespace *); |
c4632147 TS |
2121 | void gfc_show_ref (gfc_ref *); |
2122 | void gfc_show_symbol (gfc_symbol *); | |
2123 | void gfc_show_typespec (gfc_typespec *); | |
6de9cd9a DN |
2124 | |
2125 | /* parse.c */ | |
2126 | try gfc_parse_file (void); | |
68ea355b | 2127 | void global_used (gfc_gsymbol *, locus *); |
6de9cd9a | 2128 | |
2990f854 PT |
2129 | /* dependency.c */ |
2130 | int gfc_dep_compare_expr (gfc_expr *, gfc_expr *); | |
2131 | ||
53814b8f | 2132 | #endif /* GCC_GFORTRAN_H */ |