]>
Commit | Line | Data |
---|---|---|
6de9cd9a | 1 | /* gfortran header file |
9fc4d79b TS |
2 | Copyright (C) 2000, 2001, 2002, 2003, 2004 Free Software Foundation, |
3 | 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 TS |
19 | along with GCC; see the file COPYING. If not, write to the Free |
20 | Software Foundation, 59 Temple Place - Suite 330, Boston, MA | |
21 | 02111-1307, 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 | ||
32 | /* We need system.h for HOST_WIDE_INT. Including hwint.h by itself doesn't | |
33 | seem to be sufficient on some systems. */ | |
34 | #include "system.h" | |
35 | #include "coretypes.h" | |
36 | ||
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 | ||
56 | ||
57 | #include <stdio.h> /* need FILE * here */ | |
58 | ||
59 | /* Major control parameters. */ | |
60 | ||
61 | #define GFC_VERSION "0.23" | |
62 | #define GFC_MAX_SYMBOL_LEN 63 | |
63 | #define GFC_REAL_BITS 100 /* Number of bits in g95's floating point numbers. */ | |
64 | #define GFC_MAX_LINE 132 /* Characters beyond this are not seen. */ | |
65 | #define GFC_MAX_DIMENSIONS 7 /* Maximum dimensions in an array. */ | |
66 | #define GFC_LETTERS 26 /* Number of letters in the alphabet. */ | |
67 | #define MAX_ERROR_MESSAGE 1000 /* Maximum length of an error message. */ | |
68 | ||
69 | #define free(x) Use_gfc_free_instead_of_free() | |
70 | #define gfc_is_whitespace(c) ((c==' ') || (c=='\t')) | |
71 | ||
72 | #ifndef NULL | |
73 | #define NULL ((void *) 0) | |
74 | #endif | |
75 | ||
76 | /* Stringization. */ | |
77 | #define stringize(x) expand_macro(x) | |
78 | #define expand_macro(x) # x | |
79 | ||
80 | /* For a the runtime library, a standard prefix is a requirement to | |
81 | avoid cluttering the namespace with things nobody asked for. It's | |
82 | ugly to look at and a pain to type when you add the prefix by hand, | |
83 | so we hide it behind a macro. */ | |
84 | #define PREFIX(x) "_gfortran_" x | |
85 | ||
86 | /* Macro to initialize an mstring structure. */ | |
87 | #define minit(s, t) { s, NULL, t } | |
88 | ||
89 | /* Structure for storing strings to be matched by gfc_match_string. */ | |
90 | typedef struct | |
91 | { | |
92 | const char *string; | |
93 | const char *mp; | |
94 | int tag; | |
95 | } | |
96 | mstring; | |
97 | ||
98 | ||
99 | /* Flags to specify which standardi/extension contains a feature. */ | |
100 | #define GFC_STD_GNU (1<<5) /* GNU Fortran extension. */ | |
101 | #define GFC_STD_F2003 (1<<4) /* New in F2003. */ | |
102 | #define GFC_STD_F2003_DEL (1<<3) /* Deleted in F2003. */ | |
103 | #define GFC_STD_F2003_OBS (1<<2) /* Obsoleted in F2003. */ | |
104 | #define GFC_STD_F95_DEL (1<<1) /* Deleted in F95. */ | |
105 | #define GFC_STD_F95_OBS (1<<0) /* Obsoleted in F95. */ | |
106 | ||
107 | /*************************** Enums *****************************/ | |
108 | ||
109 | /* The author remains confused to this day about the convention of | |
110 | returning '0' for 'SUCCESS'... or was it the other way around? The | |
111 | following enum makes things much more readable. We also start | |
112 | values off at one instead of zero. */ | |
113 | ||
114 | typedef enum | |
115 | { SUCCESS = 1, FAILURE } | |
116 | try; | |
117 | ||
118 | /* Matchers return one of these three values. The difference between | |
119 | MATCH_NO and MATCH_ERROR is that MATCH_ERROR means that a match was | |
120 | successful, but that something non-syntactic is wrong and an error | |
121 | has already been issued. */ | |
122 | ||
123 | typedef enum | |
124 | { MATCH_NO = 1, MATCH_YES, MATCH_ERROR } | |
125 | match; | |
126 | ||
127 | typedef enum | |
128 | { FORM_FREE, FORM_FIXED, FORM_UNKNOWN } | |
129 | gfc_source_form; | |
130 | ||
131 | typedef enum | |
132 | { BT_UNKNOWN = 1, BT_INTEGER, BT_REAL, BT_COMPLEX, | |
133 | BT_LOGICAL, BT_CHARACTER, BT_DERIVED, BT_PROCEDURE | |
134 | } | |
135 | bt; | |
136 | ||
137 | /* Expression node types. */ | |
138 | typedef enum | |
139 | { EXPR_OP = 1, EXPR_FUNCTION, EXPR_CONSTANT, EXPR_VARIABLE, | |
140 | EXPR_SUBSTRING, EXPR_STRUCTURE, EXPR_ARRAY, EXPR_NULL | |
141 | } | |
142 | expr_t; | |
143 | ||
144 | /* Array types. */ | |
145 | typedef enum | |
146 | { AS_EXPLICIT = 1, AS_ASSUMED_SHAPE, AS_DEFERRED, | |
147 | AS_ASSUMED_SIZE, AS_UNKNOWN | |
148 | } | |
149 | array_type; | |
150 | ||
151 | typedef enum | |
152 | { AR_FULL = 1, AR_ELEMENT, AR_SECTION, AR_UNKNOWN } | |
153 | ar_type; | |
154 | ||
155 | /* Statement label types. */ | |
156 | typedef enum | |
157 | { ST_LABEL_UNKNOWN = 1, ST_LABEL_TARGET, | |
158 | ST_LABEL_BAD_TARGET, ST_LABEL_FORMAT | |
159 | } | |
160 | gfc_sl_type; | |
161 | ||
162 | /* Intrinsic operators. */ | |
163 | typedef enum | |
164 | { GFC_INTRINSIC_BEGIN = 0, | |
165 | INTRINSIC_NONE = -1, INTRINSIC_UPLUS = GFC_INTRINSIC_BEGIN, | |
166 | INTRINSIC_UMINUS, INTRINSIC_PLUS, INTRINSIC_MINUS, INTRINSIC_TIMES, | |
167 | INTRINSIC_DIVIDE, INTRINSIC_POWER, INTRINSIC_CONCAT, | |
168 | INTRINSIC_AND, INTRINSIC_OR, INTRINSIC_EQV, INTRINSIC_NEQV, | |
169 | INTRINSIC_EQ, INTRINSIC_NE, INTRINSIC_GT, INTRINSIC_GE, | |
170 | INTRINSIC_LT, INTRINSIC_LE, INTRINSIC_NOT, INTRINSIC_USER, | |
171 | INTRINSIC_ASSIGN, | |
172 | GFC_INTRINSIC_END /* Sentinel */ | |
173 | } | |
174 | gfc_intrinsic_op; | |
175 | ||
176 | ||
177 | /* Strings for all intrinsic operators. */ | |
178 | extern mstring intrinsic_operators[]; | |
179 | ||
180 | ||
181 | /* This macro is the number of intrinsic operators that exist. | |
182 | Assumptions are made about the numbering of the interface_op enums. */ | |
183 | #define GFC_INTRINSIC_OPS GFC_INTRINSIC_END | |
184 | ||
185 | /* Arithmetic results. */ | |
186 | typedef enum | |
187 | { ARITH_OK = 1, ARITH_OVERFLOW, ARITH_UNDERFLOW, | |
188 | ARITH_DIV0, ARITH_0TO0, ARITH_INCOMMENSURATE | |
189 | } | |
190 | arith; | |
191 | ||
192 | /* Statements. */ | |
193 | typedef enum | |
194 | { | |
195 | ST_ARITHMETIC_IF, ST_ALLOCATE, ST_ATTR_DECL, ST_BACKSPACE, ST_BLOCK_DATA, | |
196 | ST_CALL, ST_CASE, ST_CLOSE, ST_COMMON, ST_CONTINUE, ST_CONTAINS, ST_CYCLE, | |
197 | ST_DATA, ST_DATA_DECL, ST_DEALLOCATE, ST_DO, ST_ELSE, ST_ELSEIF, | |
198 | ST_ELSEWHERE, ST_END_BLOCK_DATA, ST_ENDDO, ST_IMPLIED_ENDDO, | |
199 | ST_END_FILE, ST_END_FORALL, ST_END_FUNCTION, ST_ENDIF, ST_END_INTERFACE, | |
200 | ST_END_MODULE, ST_END_PROGRAM, ST_END_SELECT, ST_END_SUBROUTINE, | |
201 | ST_END_WHERE, ST_END_TYPE, ST_ENTRY, ST_EQUIVALENCE, ST_EXIT, ST_FORALL, | |
202 | ST_FORALL_BLOCK, ST_FORMAT, ST_FUNCTION, ST_GOTO, ST_IF_BLOCK, ST_IMPLICIT, | |
203 | ST_IMPLICIT_NONE, ST_INQUIRE, ST_INTERFACE, ST_PARAMETER, ST_MODULE, | |
204 | ST_MODULE_PROC, ST_NAMELIST, ST_NULLIFY, ST_OPEN, ST_PAUSE, ST_PRIVATE, | |
205 | ST_PROGRAM, ST_PUBLIC, ST_READ, ST_RETURN, ST_REWIND, ST_STOP, | |
206 | ST_SUBROUTINE, | |
207 | ST_TYPE, ST_USE, ST_WHERE_BLOCK, ST_WHERE, ST_WRITE, ST_ASSIGNMENT, | |
208 | ST_POINTER_ASSIGNMENT, ST_SELECT_CASE, ST_SEQUENCE, ST_SIMPLE_IF, | |
209 | ST_STATEMENT_FUNCTION, ST_DERIVED_DECL, ST_LABEL_ASSIGNMENT, ST_NONE | |
210 | } | |
211 | gfc_statement; | |
212 | ||
213 | ||
214 | /* Types of interfaces that we can have. Assignment interfaces are | |
215 | considered to be intrinsic operators. */ | |
216 | typedef enum | |
217 | { | |
218 | INTERFACE_NAMELESS = 1, INTERFACE_GENERIC, | |
219 | INTERFACE_INTRINSIC_OP, INTERFACE_USER_OP | |
220 | } | |
221 | interface_type; | |
222 | ||
223 | /* Symbol flavors: these are all mutually exclusive. | |
224 | 10 elements = 4 bits. */ | |
225 | typedef enum | |
226 | { | |
227 | FL_UNKNOWN = 0, FL_PROGRAM, FL_BLOCK_DATA, FL_MODULE, FL_VARIABLE, | |
228 | FL_PARAMETER, FL_LABEL, FL_PROCEDURE, FL_DERIVED, FL_NAMELIST | |
229 | } | |
230 | sym_flavor; | |
231 | ||
232 | /* Procedure types. 7 elements = 3 bits. */ | |
233 | typedef enum | |
234 | { PROC_UNKNOWN, PROC_MODULE, PROC_INTERNAL, PROC_DUMMY, | |
235 | PROC_INTRINSIC, PROC_ST_FUNCTION, PROC_EXTERNAL | |
236 | } | |
237 | procedure_type; | |
238 | ||
239 | /* Intent types. */ | |
240 | typedef enum | |
241 | { INTENT_UNKNOWN = 0, INTENT_IN, INTENT_OUT, INTENT_INOUT | |
242 | } | |
243 | sym_intent; | |
244 | ||
245 | /* Access types. */ | |
246 | typedef enum | |
247 | { ACCESS_PUBLIC = 1, ACCESS_PRIVATE, ACCESS_UNKNOWN | |
248 | } | |
249 | gfc_access; | |
250 | ||
251 | /* Flags to keep track of where an interface came from. | |
252 | 4 elements = 2 bits. */ | |
253 | typedef enum | |
254 | { IFSRC_UNKNOWN = 0, IFSRC_DECL, IFSRC_IFBODY, IFSRC_USAGE | |
255 | } | |
256 | ifsrc; | |
257 | ||
258 | /* Strings for all symbol attributes. We use these for dumping the | |
259 | parse tree, in error messages, and also when reading and writing | |
260 | modules. In symbol.c. */ | |
261 | extern const mstring flavors[]; | |
262 | extern const mstring procedures[]; | |
263 | extern const mstring intents[]; | |
264 | extern const mstring access_types[]; | |
265 | extern const mstring ifsrc_types[]; | |
266 | ||
267 | /* Enumeration of all the generic intrinsic functions. Used by the | |
268 | backend for identification of a function. */ | |
269 | ||
270 | enum gfc_generic_isym_id | |
271 | { | |
272 | /* GFC_ISYM_NONE is used for intrinsics which will never be seen by | |
273 | the backend (eg. KIND). */ | |
274 | GFC_ISYM_NONE = 0, | |
275 | GFC_ISYM_ABS, | |
276 | GFC_ISYM_ACHAR, | |
277 | GFC_ISYM_ACOS, | |
278 | GFC_ISYM_ADJUSTL, | |
279 | GFC_ISYM_ADJUSTR, | |
280 | GFC_ISYM_AIMAG, | |
281 | GFC_ISYM_AINT, | |
282 | GFC_ISYM_ALL, | |
283 | GFC_ISYM_ALLOCATED, | |
284 | GFC_ISYM_ANINT, | |
285 | GFC_ISYM_ANY, | |
286 | GFC_ISYM_ASIN, | |
287 | GFC_ISYM_ASSOCIATED, | |
288 | GFC_ISYM_ATAN, | |
289 | GFC_ISYM_ATAN2, | |
290 | GFC_ISYM_BTEST, | |
291 | GFC_ISYM_CEILING, | |
292 | GFC_ISYM_CHAR, | |
293 | GFC_ISYM_CMPLX, | |
294 | GFC_ISYM_CONJG, | |
295 | GFC_ISYM_COS, | |
296 | GFC_ISYM_COSH, | |
297 | GFC_ISYM_COUNT, | |
298 | GFC_ISYM_CSHIFT, | |
299 | GFC_ISYM_DBLE, | |
300 | GFC_ISYM_DIM, | |
301 | GFC_ISYM_DOT_PRODUCT, | |
302 | GFC_ISYM_DPROD, | |
303 | GFC_ISYM_EOSHIFT, | |
304 | GFC_ISYM_EXP, | |
305 | GFC_ISYM_EXPONENT, | |
306 | GFC_ISYM_FLOOR, | |
307 | GFC_ISYM_FRACTION, | |
308 | GFC_ISYM_IACHAR, | |
309 | GFC_ISYM_IAND, | |
310 | GFC_ISYM_IBCLR, | |
311 | GFC_ISYM_IBITS, | |
312 | GFC_ISYM_IBSET, | |
313 | GFC_ISYM_ICHAR, | |
314 | GFC_ISYM_IEOR, | |
315 | GFC_ISYM_INDEX, | |
316 | GFC_ISYM_INT, | |
317 | GFC_ISYM_IOR, | |
318 | GFC_ISYM_ISHFT, | |
319 | GFC_ISYM_ISHFTC, | |
320 | GFC_ISYM_LBOUND, | |
321 | GFC_ISYM_LEN, | |
322 | GFC_ISYM_LEN_TRIM, | |
323 | GFC_ISYM_LGE, | |
324 | GFC_ISYM_LGT, | |
325 | GFC_ISYM_LLE, | |
326 | GFC_ISYM_LLT, | |
327 | GFC_ISYM_LOG, | |
328 | GFC_ISYM_LOG10, | |
329 | GFC_ISYM_LOGICAL, | |
330 | GFC_ISYM_MATMUL, | |
331 | GFC_ISYM_MAX, | |
332 | GFC_ISYM_MAXLOC, | |
333 | GFC_ISYM_MAXVAL, | |
334 | GFC_ISYM_MERGE, | |
335 | GFC_ISYM_MIN, | |
336 | GFC_ISYM_MINLOC, | |
337 | GFC_ISYM_MINVAL, | |
338 | GFC_ISYM_MOD, | |
339 | GFC_ISYM_MODULO, | |
340 | GFC_ISYM_NEAREST, | |
341 | GFC_ISYM_NINT, | |
342 | GFC_ISYM_NOT, | |
343 | GFC_ISYM_PACK, | |
344 | GFC_ISYM_PRESENT, | |
345 | GFC_ISYM_PRODUCT, | |
346 | GFC_ISYM_REAL, | |
347 | GFC_ISYM_REPEAT, | |
348 | GFC_ISYM_RESHAPE, | |
349 | GFC_ISYM_RRSPACING, | |
350 | GFC_ISYM_SCALE, | |
351 | GFC_ISYM_SCAN, | |
352 | GFC_ISYM_SET_EXPONENT, | |
353 | GFC_ISYM_SHAPE, | |
354 | GFC_ISYM_SI_KIND, | |
355 | GFC_ISYM_SIGN, | |
356 | GFC_ISYM_SIN, | |
357 | GFC_ISYM_SINH, | |
358 | GFC_ISYM_SIZE, | |
359 | GFC_ISYM_SPACING, | |
360 | GFC_ISYM_SPREAD, | |
361 | GFC_ISYM_SQRT, | |
362 | GFC_ISYM_SR_KIND, | |
363 | GFC_ISYM_SUM, | |
364 | GFC_ISYM_TAN, | |
365 | GFC_ISYM_TANH, | |
366 | GFC_ISYM_TRANSFER, | |
367 | GFC_ISYM_TRANSPOSE, | |
368 | GFC_ISYM_TRIM, | |
369 | GFC_ISYM_UBOUND, | |
370 | GFC_ISYM_UNPACK, | |
371 | GFC_ISYM_VERIFY, | |
372 | GFC_ISYM_CONVERSION | |
373 | }; | |
374 | typedef enum gfc_generic_isym_id gfc_generic_isym_id; | |
375 | ||
376 | /************************* Structures *****************************/ | |
377 | ||
378 | /* Symbol attribute structure. */ | |
379 | typedef struct | |
380 | { | |
381 | /* Variable attributes. */ | |
382 | unsigned allocatable:1, dimension:1, external:1, intrinsic:1, | |
383 | optional:1, pointer:1, save:1, target:1, | |
384 | dummy:1, common:1, result:1, entry:1, assign:1; | |
385 | ||
386 | unsigned data:1, /* Symbol is named in a DATA statement. */ | |
387 | use_assoc:1; /* Symbol has been use-associated. */ | |
388 | ||
389 | unsigned in_namelist:1, in_common:1, saved_common:1; | |
390 | unsigned function:1, subroutine:1, generic:1; | |
391 | unsigned implicit_type:1; /* Type defined via implicit rules */ | |
392 | ||
393 | /* Function/subroutine attributes */ | |
394 | unsigned sequence:1, elemental:1, pure:1, recursive:1; | |
395 | unsigned unmaskable:1, masked:1, contained:1; | |
396 | ||
397 | /* Set if a function must always be referenced by an explicit interface. */ | |
398 | unsigned always_explicit:1; | |
399 | ||
400 | /* Set if the symbol has been referenced in an expression. No further | |
401 | modification of type or type parameters is permitted. */ | |
402 | unsigned referenced:1; | |
403 | ||
404 | /* Mutually exclusive multibit attributes. */ | |
405 | gfc_access access:2; | |
406 | sym_intent intent:2; | |
407 | sym_flavor flavor:4; | |
408 | ifsrc if_source:2; | |
409 | ||
410 | procedure_type proc:3; | |
411 | ||
412 | } | |
413 | symbol_attribute; | |
414 | ||
415 | ||
416 | typedef struct | |
417 | { | |
418 | char *nextc; | |
419 | int line; /* line within the lp structure */ | |
420 | struct linebuf *lp; | |
421 | struct gfc_file *file; | |
422 | } | |
423 | locus; | |
424 | ||
425 | /* The linebuf structure deserves some explanation. This is the | |
426 | primary structure for holding lines. A source file is stored in a | |
427 | singly linked list of these structures. Each structure holds an | |
428 | integer number of lines. The line[] member is actually an array of | |
429 | pointers that point to the NULL-terminated lines. This list grows | |
430 | upwards, and the actual lines are stored at the top of the | |
431 | structure and grow downward. Each structure is packed with as many | |
432 | lines as it can hold, then another linebuf is allocated. */ | |
433 | ||
434 | /* Chosen so that sizeof(linebuf) = 4096 on most machines */ | |
435 | #define LINEBUF_SIZE 4080 | |
436 | ||
437 | typedef struct linebuf | |
438 | { | |
439 | int start_line, lines; | |
440 | struct linebuf *next; | |
441 | char *line[1]; | |
442 | char buf[LINEBUF_SIZE]; | |
443 | } | |
444 | linebuf; | |
445 | ||
446 | ||
447 | #include <limits.h> | |
448 | #ifndef PATH_MAX | |
449 | # include <sys/param.h> | |
450 | # define PATH_MAX MAXPATHLEN | |
451 | #endif | |
452 | ||
453 | ||
454 | typedef struct gfc_file | |
455 | { | |
456 | char filename[PATH_MAX + 1]; | |
457 | gfc_source_form form; | |
458 | struct gfc_file *included_by, *next; | |
459 | locus loc; | |
460 | struct linebuf *start; | |
461 | } | |
462 | gfc_file; | |
463 | ||
464 | ||
465 | extern int gfc_suppress_error; | |
466 | ||
467 | ||
468 | /* Character length structures hold the expression that gives the | |
469 | length of a character variable. We avoid putting these into | |
470 | gfc_typespec because doing so prevents us from doing structure | |
471 | copies and forces us to deallocate any typespecs we create, as well | |
472 | as structures that contain typespecs. They also can have multiple | |
473 | character typespecs pointing to them. | |
474 | ||
475 | These structures form a singly linked list within the current | |
476 | namespace and are deallocated with the namespace. It is possible to | |
477 | end up with gfc_charlen structures that have nothing pointing to them. */ | |
478 | ||
479 | typedef struct gfc_charlen | |
480 | { | |
481 | struct gfc_expr *length; | |
482 | struct gfc_charlen *next; | |
483 | tree backend_decl; | |
484 | } | |
485 | gfc_charlen; | |
486 | ||
487 | #define gfc_get_charlen() gfc_getmem(sizeof(gfc_charlen)) | |
488 | ||
489 | /* Type specification structure. FIXME: derived and cl could be union??? */ | |
490 | typedef struct | |
491 | { | |
492 | bt type; | |
493 | int kind; | |
494 | struct gfc_symbol *derived; | |
495 | gfc_charlen *cl; /* For character types only. */ | |
496 | } | |
497 | gfc_typespec; | |
498 | ||
499 | /* Array specification. */ | |
500 | typedef struct | |
501 | { | |
502 | int rank; /* A rank of zero means that a variable is a scalar. */ | |
503 | array_type type; | |
504 | struct gfc_expr *lower[GFC_MAX_DIMENSIONS], *upper[GFC_MAX_DIMENSIONS]; | |
505 | } | |
506 | gfc_array_spec; | |
507 | ||
508 | #define gfc_get_array_spec() gfc_getmem(sizeof(gfc_array_spec)) | |
509 | ||
510 | ||
511 | /* Components of derived types. */ | |
512 | typedef struct gfc_component | |
513 | { | |
514 | char name[GFC_MAX_SYMBOL_LEN + 1]; | |
515 | gfc_typespec ts; | |
516 | ||
517 | int pointer, dimension; | |
518 | gfc_array_spec *as; | |
519 | ||
520 | tree backend_decl; | |
521 | locus loc; | |
522 | struct gfc_expr *initializer; | |
523 | struct gfc_component *next; | |
524 | } | |
525 | gfc_component; | |
526 | ||
527 | #define gfc_get_component() gfc_getmem(sizeof(gfc_component)) | |
528 | ||
529 | /* Formal argument lists are lists of symbols. */ | |
530 | typedef struct gfc_formal_arglist | |
531 | { | |
532 | struct gfc_symbol *sym; | |
533 | struct gfc_formal_arglist *next; | |
534 | } | |
535 | gfc_formal_arglist; | |
536 | ||
537 | #define gfc_get_formal_arglist() gfc_getmem(sizeof(gfc_formal_arglist)) | |
538 | ||
539 | ||
540 | /* The gfc_actual_arglist structure is for actual arguments. */ | |
541 | typedef struct gfc_actual_arglist | |
542 | { | |
543 | char name[GFC_MAX_SYMBOL_LEN + 1]; | |
544 | /* Alternate return label when the expr member is null. */ | |
545 | struct gfc_st_label *label; | |
546 | ||
547 | struct gfc_expr *expr; | |
548 | struct gfc_actual_arglist *next; | |
549 | } | |
550 | gfc_actual_arglist; | |
551 | ||
552 | #define gfc_get_actual_arglist() gfc_getmem(sizeof(gfc_actual_arglist)) | |
553 | ||
554 | ||
555 | /* Because a symbol can belong to multiple namelists, they must be | |
556 | linked externally to the symbol itself. */ | |
557 | typedef struct gfc_namelist | |
558 | { | |
559 | struct gfc_symbol *sym; | |
560 | struct gfc_namelist *next; | |
561 | } | |
562 | gfc_namelist; | |
563 | ||
564 | #define gfc_get_namelist() gfc_getmem(sizeof(gfc_namelist)) | |
565 | ||
566 | ||
567 | /* The gfc_st_label structure is a doubly linked list attached to a | |
568 | namespace that records the usage of statement labels within that | |
569 | space. */ | |
570 | /* TODO: Make format/statement specifics a union. */ | |
571 | typedef struct gfc_st_label | |
572 | { | |
573 | int value; | |
574 | ||
575 | gfc_sl_type defined, referenced; | |
576 | ||
577 | struct gfc_expr *format; | |
578 | ||
579 | tree backend_decl; | |
580 | ||
581 | locus where; | |
582 | ||
583 | struct gfc_st_label *prev, *next; | |
584 | } | |
585 | gfc_st_label; | |
586 | ||
587 | ||
588 | /* gfc_interface()-- Interfaces are lists of symbols strung together. */ | |
589 | typedef struct gfc_interface | |
590 | { | |
591 | struct gfc_symbol *sym; | |
592 | locus where; | |
593 | struct gfc_interface *next; | |
594 | } | |
595 | gfc_interface; | |
596 | ||
597 | #define gfc_get_interface() gfc_getmem(sizeof(gfc_interface)) | |
598 | ||
599 | ||
600 | /* User operator nodes. These are like stripped down symbols. */ | |
601 | typedef struct | |
602 | { | |
603 | char name[GFC_MAX_SYMBOL_LEN + 1]; | |
604 | ||
605 | gfc_interface *operator; | |
606 | struct gfc_namespace *ns; | |
607 | gfc_access access; | |
608 | } | |
609 | gfc_user_op; | |
610 | ||
611 | /* Symbol nodes. These are important things. They are what the | |
612 | standard refers to as "entities". The possibly multiple names that | |
613 | refer to the same entity are accomplished by a binary tree of | |
614 | symtree structures that is balanced by the red-black method-- more | |
615 | than one symtree node can point to any given symbol. */ | |
616 | ||
617 | typedef struct gfc_symbol | |
618 | { | |
619 | char name[GFC_MAX_SYMBOL_LEN + 1]; /* Primary name, before renaming */ | |
620 | char module[GFC_MAX_SYMBOL_LEN + 1]; /* Module this symbol came from */ | |
621 | locus declared_at; | |
622 | ||
623 | gfc_typespec ts; | |
624 | symbol_attribute attr; | |
625 | ||
626 | /* The interface member points to the formal argument list if the | |
627 | symbol is a function or subroutine name. If the symbol is a | |
628 | generic name, the generic member points to the list of | |
629 | interfaces. */ | |
630 | ||
631 | gfc_interface *generic; | |
632 | gfc_access component_access; | |
633 | ||
634 | gfc_formal_arglist *formal; | |
635 | struct gfc_namespace *formal_ns; | |
636 | ||
637 | struct gfc_expr *value; /* Parameter/Initializer value */ | |
638 | gfc_array_spec *as; | |
639 | struct gfc_symbol *result; /* function result symbol */ | |
640 | gfc_component *components; /* Derived type components */ | |
641 | ||
642 | /* TODO: These three fields are mutually exclusive. */ | |
643 | struct gfc_symbol *common_head, *common_next; /* Links for COMMON syms */ | |
644 | /* Make sure setup code for dummy arguments is generated in the correct | |
645 | order. */ | |
646 | int dummy_order; | |
647 | ||
648 | gfc_namelist *namelist, *namelist_tail; | |
649 | ||
650 | /* Change management fields. Symbols that might be modified by the | |
651 | current statement have the mark member nonzero and are kept in a | |
652 | singly linked list through the tlink field. Of these symbols, | |
653 | symbols with old_symbol equal to NULL are symbols created within | |
654 | the current statement. Otherwise, old_symbol points to a copy of | |
655 | the old symbol. */ | |
656 | ||
657 | struct gfc_symbol *old_symbol, *tlink; | |
658 | unsigned mark:1, new:1; | |
659 | int refs; | |
660 | struct gfc_namespace *ns; /* namespace containing this symbol */ | |
661 | ||
662 | tree backend_decl; | |
663 | ||
664 | } | |
665 | gfc_symbol; | |
666 | ||
667 | ||
668 | /* Within a namespace, symbols are pointed to by symtree nodes that | |
669 | are linked together in a balanced binary tree. There can be | |
670 | several symtrees pointing to the same symbol node via USE | |
671 | statements. */ | |
672 | ||
673 | #define BBT_HEADER(self) int priority; struct self *left, *right | |
674 | ||
675 | typedef struct gfc_symtree | |
676 | { | |
677 | BBT_HEADER (gfc_symtree); | |
678 | char name[GFC_MAX_SYMBOL_LEN + 1]; | |
679 | int ambiguous; | |
680 | union | |
681 | { | |
682 | gfc_symbol *sym; /* Symbol associated with this node */ | |
683 | gfc_user_op *uop; | |
684 | } | |
685 | n; | |
686 | ||
687 | } | |
688 | gfc_symtree; | |
689 | ||
690 | ||
691 | typedef struct gfc_namespace | |
692 | { | |
693 | gfc_symtree *sym_root, *uop_root; /* Roots of the red/black symbol trees */ | |
694 | ||
695 | int set_flag[GFC_LETTERS]; | |
696 | gfc_typespec default_type[GFC_LETTERS]; /* IMPLICIT typespecs */ | |
697 | ||
698 | struct gfc_symbol *proc_name; | |
699 | gfc_interface *operator[GFC_INTRINSIC_OPS]; | |
700 | struct gfc_namespace *parent, *contained, *sibling; | |
701 | struct gfc_code *code; | |
702 | gfc_symbol *blank_common; | |
703 | struct gfc_equiv *equiv; | |
704 | gfc_access default_access, operator_access[GFC_INTRINSIC_OPS]; | |
705 | ||
706 | gfc_st_label *st_labels; | |
707 | struct gfc_data *data; | |
708 | ||
709 | gfc_charlen *cl_list; | |
710 | ||
711 | int save_all, seen_save; | |
712 | } | |
713 | gfc_namespace; | |
714 | ||
715 | extern gfc_namespace *gfc_current_ns; | |
716 | ||
717 | ||
718 | /* Information on interfaces being built. */ | |
719 | typedef struct | |
720 | { | |
721 | interface_type type; | |
722 | gfc_symbol *sym; | |
723 | gfc_namespace *ns; | |
724 | gfc_user_op *uop; | |
725 | gfc_intrinsic_op op; | |
726 | } | |
727 | gfc_interface_info; | |
728 | ||
729 | extern gfc_interface_info current_interface; | |
730 | ||
731 | ||
732 | /* Array reference. */ | |
733 | typedef struct gfc_array_ref | |
734 | { | |
735 | ar_type type; | |
736 | int dimen; /* # of components in the reference */ | |
737 | locus where; | |
738 | gfc_array_spec *as; | |
739 | ||
740 | locus c_where[GFC_MAX_DIMENSIONS]; /* All expressions can be NULL */ | |
741 | struct gfc_expr *start[GFC_MAX_DIMENSIONS], *end[GFC_MAX_DIMENSIONS], | |
742 | *stride[GFC_MAX_DIMENSIONS]; | |
743 | ||
744 | enum | |
745 | { DIMEN_ELEMENT = 1, DIMEN_RANGE, DIMEN_VECTOR, DIMEN_UNKNOWN } | |
746 | dimen_type[GFC_MAX_DIMENSIONS]; | |
747 | ||
748 | struct gfc_expr *offset; | |
749 | } | |
750 | gfc_array_ref; | |
751 | ||
752 | #define gfc_get_array_ref() gfc_getmem(sizeof(gfc_array_ref)) | |
753 | ||
754 | ||
755 | /* Component reference nodes. A variable is stored as an expression | |
756 | node that points to the base symbol. After that, a singly linked | |
757 | list of component reference nodes gives the variable's complete | |
758 | resolution. The array_ref component may be present and comes | |
759 | before the component component. */ | |
760 | ||
761 | typedef enum | |
762 | { REF_ARRAY, REF_COMPONENT, REF_SUBSTRING } | |
763 | ref_type; | |
764 | ||
765 | typedef struct gfc_ref | |
766 | { | |
767 | ref_type type; | |
768 | ||
769 | union | |
770 | { | |
771 | struct gfc_array_ref ar; | |
772 | ||
773 | struct | |
774 | { | |
775 | gfc_component *component; | |
776 | gfc_symbol *sym; | |
777 | } | |
778 | c; | |
779 | ||
780 | struct | |
781 | { | |
782 | struct gfc_expr *start, *end; /* Substring */ | |
783 | gfc_charlen *length; | |
784 | } | |
785 | ss; | |
786 | ||
787 | } | |
788 | u; | |
789 | ||
790 | struct gfc_ref *next; | |
791 | } | |
792 | gfc_ref; | |
793 | ||
794 | #define gfc_get_ref() gfc_getmem(sizeof(gfc_ref)) | |
795 | ||
796 | ||
797 | /* Structures representing intrinsic symbols and their arguments lists. */ | |
798 | typedef struct gfc_intrinsic_arg | |
799 | { | |
800 | char name[GFC_MAX_SYMBOL_LEN + 1]; | |
801 | ||
802 | gfc_typespec ts; | |
803 | int optional; | |
804 | gfc_actual_arglist *actual; | |
805 | ||
806 | struct gfc_intrinsic_arg *next; | |
807 | ||
808 | } | |
809 | gfc_intrinsic_arg; | |
810 | ||
811 | ||
812 | typedef union | |
813 | { | |
814 | try (*f1)(struct gfc_expr *); | |
815 | try (*f1m)(gfc_actual_arglist *); | |
816 | try (*f2)(struct gfc_expr *, struct gfc_expr *); | |
817 | try (*f3)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *); | |
818 | try (*f4)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, | |
819 | struct gfc_expr *); | |
820 | try (*f5)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, | |
821 | struct gfc_expr *, struct gfc_expr *); | |
822 | } | |
823 | gfc_check_f; | |
824 | ||
825 | ||
826 | typedef union | |
827 | { | |
828 | struct gfc_expr *(*f1)(struct gfc_expr *); | |
829 | struct gfc_expr *(*f2)(struct gfc_expr *, struct gfc_expr *); | |
830 | struct gfc_expr *(*f3)(struct gfc_expr *, struct gfc_expr *, | |
831 | struct gfc_expr *); | |
832 | struct gfc_expr *(*f4)(struct gfc_expr *, struct gfc_expr *, | |
833 | struct gfc_expr *, struct gfc_expr *); | |
834 | struct gfc_expr *(*f5)(struct gfc_expr *, struct gfc_expr *, | |
835 | struct gfc_expr *, struct gfc_expr *, | |
836 | struct gfc_expr *); | |
837 | struct gfc_expr *(*cc)(struct gfc_expr *, bt, int); | |
838 | } | |
839 | gfc_simplify_f; | |
840 | ||
841 | ||
842 | typedef union | |
843 | { | |
844 | void (*f0)(struct gfc_expr *); | |
845 | void (*f1)(struct gfc_expr *, struct gfc_expr *); | |
846 | void (*f1m)(struct gfc_expr *, struct gfc_actual_arglist *); | |
847 | void (*f2)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *); | |
848 | void (*f3)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, | |
849 | struct gfc_expr *); | |
850 | void (*f4)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, | |
851 | struct gfc_expr *, struct gfc_expr *); | |
852 | void (*f5)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, | |
853 | struct gfc_expr *, struct gfc_expr *, struct gfc_expr *); | |
854 | void (*s1)(struct gfc_code *); | |
855 | } | |
856 | gfc_resolve_f; | |
857 | ||
858 | ||
859 | typedef struct gfc_intrinsic_sym | |
860 | { | |
861 | char name[GFC_MAX_SYMBOL_LEN + 1], lib_name[GFC_MAX_SYMBOL_LEN + 1]; | |
862 | gfc_intrinsic_arg *formal; | |
863 | gfc_typespec ts; | |
864 | int elemental, pure, generic, specific, actual_ok; | |
865 | ||
866 | gfc_simplify_f simplify; | |
867 | gfc_check_f check; | |
868 | gfc_resolve_f resolve; | |
869 | struct gfc_intrinsic_sym *specific_head, *next; | |
870 | gfc_generic_isym_id generic_id; | |
871 | ||
872 | } | |
873 | gfc_intrinsic_sym; | |
874 | ||
875 | ||
876 | /* Expression nodes. The expression node types deserve explanations, | |
877 | since the last couple can be easily misconstrued: | |
878 | ||
879 | EXPR_OP Operator node pointing to one or two other nodes | |
880 | EXPR_FUNCTION Function call, symbol points to function's name | |
881 | EXPR_CONSTANT A scalar constant: Logical, String, Real, Int or Complex | |
882 | EXPR_VARIABLE An Lvalue with a root symbol and possible reference list | |
883 | which expresses structure, array and substring refs. | |
884 | EXPR_NULL The NULL pointer value (which also has a basic type). | |
885 | EXPR_SUBSTRING A substring of a constant string | |
886 | EXPR_STRUCTURE A structure constructor | |
887 | EXPR_ARRAY An array constructor. */ | |
888 | ||
889 | #include <gmp.h> | |
890 | ||
891 | typedef struct gfc_expr | |
892 | { | |
893 | expr_t expr_type; | |
894 | ||
895 | gfc_typespec ts; /* These two refer to the overall expression */ | |
896 | ||
897 | int rank; | |
898 | mpz_t *shape; /* Can be NULL if shape is unknown at compile time */ | |
899 | ||
900 | gfc_intrinsic_op operator; | |
901 | ||
902 | /* Nonnull for functions and structure constructors */ | |
903 | gfc_symtree *symtree; | |
904 | ||
905 | gfc_user_op *uop; | |
906 | gfc_ref *ref; | |
907 | ||
908 | struct gfc_expr *op1, *op2; | |
909 | locus where; | |
910 | ||
911 | union | |
912 | { | |
913 | mpz_t integer; | |
914 | mpf_t real; | |
915 | int logical; | |
916 | ||
917 | struct | |
918 | { | |
919 | mpf_t r, i; | |
920 | } | |
921 | complex; | |
922 | ||
923 | struct | |
924 | { | |
925 | gfc_actual_arglist *actual; | |
926 | char *name; /* Points to the ultimate name of the function */ | |
927 | gfc_intrinsic_sym *isym; | |
928 | gfc_symbol *esym; | |
929 | } | |
930 | function; | |
931 | ||
932 | struct | |
933 | { | |
934 | int length; | |
935 | char *string; | |
936 | } | |
937 | character; | |
938 | ||
939 | struct gfc_constructor *constructor; | |
940 | } | |
941 | value; | |
942 | ||
943 | } | |
944 | gfc_expr; | |
945 | ||
946 | ||
947 | #define gfc_get_shape(rank) ((mpz_t *) gfc_getmem(rank*sizeof(mpz_t))) | |
948 | ||
949 | /* Structures for information associated with different kinds of | |
950 | numbers. The first set of integer parameters define all there is | |
951 | to know about a particular kind. The rest of the elements are | |
952 | computed from the first elements. */ | |
953 | ||
954 | typedef struct | |
955 | { | |
956 | int kind, radix, digits, bit_size; | |
957 | ||
958 | int range; | |
959 | mpz_t huge; | |
960 | ||
961 | mpz_t min_int, max_int; /* Values really representable by the target */ | |
962 | } | |
963 | gfc_integer_info; | |
964 | ||
965 | extern gfc_integer_info gfc_integer_kinds[]; | |
966 | ||
967 | ||
968 | typedef struct | |
969 | { | |
970 | int kind, bit_size; | |
971 | ||
972 | } | |
973 | gfc_logical_info; | |
974 | ||
975 | extern gfc_logical_info gfc_logical_kinds[]; | |
976 | ||
977 | ||
978 | typedef struct | |
979 | { | |
980 | int kind, radix, digits, min_exponent, max_exponent; | |
981 | ||
982 | int range, precision; | |
983 | mpf_t epsilon, huge, tiny; | |
984 | } | |
985 | gfc_real_info; | |
986 | ||
987 | extern gfc_real_info gfc_real_kinds[]; | |
988 | ||
989 | ||
990 | /* Equivalence structures. Equivalent lvalues are linked along the | |
991 | *eq pointer, equivalence sets are strung along the *next node. */ | |
992 | typedef struct gfc_equiv | |
993 | { | |
994 | struct gfc_equiv *next, *eq; | |
995 | gfc_expr *expr; | |
996 | int used; | |
997 | } | |
998 | gfc_equiv; | |
999 | ||
1000 | #define gfc_get_equiv() gfc_getmem(sizeof(gfc_equiv)) | |
1001 | ||
1002 | ||
1003 | /* gfc_case stores the selector list of a case statement. The *low | |
1004 | and *high pointers can point to the same expression in the case of | |
1005 | a single value. If *high is NULL, the selection is from *low | |
1006 | upwards, if *low is NULL the selection is *high downwards. | |
1007 | ||
1008 | This structure has separate fields to allow singe and double linked | |
1009 | lists of CASEs the same time. The singe linked list along the NEXT | |
1010 | field is a list of cases for a single CASE label. The double linked | |
1011 | list along the LEFT/RIGHT fields is used to detect overlap and to | |
1012 | build a table of the cases for SELECT constructs with a CHARACTER | |
1013 | case expression. */ | |
1014 | ||
1015 | typedef struct gfc_case | |
1016 | { | |
1017 | /* Where we saw this case. */ | |
1018 | locus where; | |
1019 | int n; | |
1020 | ||
1021 | /* Case range values. If (low == high), it's a single value. If one of | |
1022 | the labels is NULL, it's an unbounded case. If both are NULL, this | |
1023 | represents the default case. */ | |
1024 | gfc_expr *low, *high; | |
1025 | ||
1026 | /* Next case label in the list of cases for a single CASE label. */ | |
1027 | struct gfc_case *next; | |
1028 | ||
1029 | /* Used for detecting overlap, and for code generation. */ | |
1030 | struct gfc_case *left, *right; | |
1031 | ||
1032 | /* True if this case label can never be matched. */ | |
1033 | int unreachable; | |
1034 | } | |
1035 | gfc_case; | |
1036 | ||
1037 | #define gfc_get_case() gfc_getmem(sizeof(gfc_case)) | |
1038 | ||
1039 | ||
1040 | typedef struct | |
1041 | { | |
1042 | gfc_expr *var, *start, *end, *step; | |
1043 | } | |
1044 | gfc_iterator; | |
1045 | ||
1046 | #define gfc_get_iterator() gfc_getmem(sizeof(gfc_iterator)) | |
1047 | ||
1048 | ||
1049 | /* Allocation structure for ALLOCATE, DEALLOCATE and NULLIFY statements. */ | |
1050 | ||
1051 | typedef struct gfc_alloc | |
1052 | { | |
1053 | gfc_expr *expr; | |
1054 | struct gfc_alloc *next; | |
1055 | } | |
1056 | gfc_alloc; | |
1057 | ||
1058 | #define gfc_get_alloc() gfc_getmem(sizeof(gfc_alloc)) | |
1059 | ||
1060 | ||
1061 | typedef struct | |
1062 | { | |
1063 | gfc_expr *unit, *file, *status, *access, *form, *recl, | |
1064 | *blank, *position, *action, *delim, *pad, *iostat; | |
1065 | gfc_st_label *err; | |
1066 | } | |
1067 | gfc_open; | |
1068 | ||
1069 | ||
1070 | typedef struct | |
1071 | { | |
1072 | gfc_expr *unit, *status, *iostat; | |
1073 | gfc_st_label *err; | |
1074 | } | |
1075 | gfc_close; | |
1076 | ||
1077 | ||
1078 | typedef struct | |
1079 | { | |
1080 | gfc_expr *unit, *iostat; | |
1081 | gfc_st_label *err; | |
1082 | } | |
1083 | gfc_filepos; | |
1084 | ||
1085 | ||
1086 | typedef struct | |
1087 | { | |
1088 | gfc_expr *unit, *file, *iostat, *exist, *opened, *number, *named, | |
1089 | *name, *access, *sequential, *direct, *form, *formatted, | |
1090 | *unformatted, *recl, *nextrec, *blank, *position, *action, *read, | |
1091 | *write, *readwrite, *delim, *pad, *iolength; | |
1092 | ||
1093 | gfc_st_label *err; | |
1094 | ||
1095 | } | |
1096 | gfc_inquire; | |
1097 | ||
1098 | ||
1099 | typedef struct | |
1100 | { | |
1101 | gfc_expr *io_unit, *format_expr, *rec, *advance, *iostat, *size; | |
1102 | ||
1103 | gfc_symbol *namelist; | |
1104 | /* A format_label of `format_asterisk' indicates the "*" format */ | |
1105 | gfc_st_label *format_label; | |
1106 | gfc_st_label *err, *end, *eor; | |
1107 | ||
1108 | locus eor_where, end_where; | |
1109 | } | |
1110 | gfc_dt; | |
1111 | ||
1112 | ||
1113 | typedef struct gfc_forall_iterator | |
1114 | { | |
1115 | gfc_expr *var, *start, *end, *stride; | |
1116 | struct gfc_forall_iterator *next; | |
1117 | } | |
1118 | gfc_forall_iterator; | |
1119 | ||
1120 | ||
1121 | /* Executable statements that fill gfc_code structures. */ | |
1122 | typedef enum | |
1123 | { | |
1124 | EXEC_NOP = 1, EXEC_ASSIGN, EXEC_LABEL_ASSIGN, EXEC_POINTER_ASSIGN, | |
1125 | EXEC_GOTO, EXEC_CALL, EXEC_RETURN, EXEC_PAUSE, EXEC_STOP, EXEC_CONTINUE, | |
1126 | EXEC_IF, EXEC_ARITHMETIC_IF, EXEC_DO, EXEC_DO_WHILE, EXEC_SELECT, | |
1127 | EXEC_FORALL, EXEC_WHERE, EXEC_CYCLE, EXEC_EXIT, | |
1128 | EXEC_ALLOCATE, EXEC_DEALLOCATE, | |
1129 | EXEC_OPEN, EXEC_CLOSE, | |
1130 | EXEC_READ, EXEC_WRITE, EXEC_IOLENGTH, EXEC_TRANSFER, EXEC_DT_END, | |
1131 | EXEC_BACKSPACE, EXEC_ENDFILE, EXEC_INQUIRE, EXEC_REWIND | |
1132 | } | |
1133 | gfc_exec_op; | |
1134 | ||
1135 | typedef struct gfc_code | |
1136 | { | |
1137 | gfc_exec_op op; | |
1138 | ||
1139 | struct gfc_code *block, *next; | |
1140 | locus loc; | |
1141 | ||
1142 | gfc_st_label *here, *label, *label2, *label3; | |
1143 | gfc_symtree *symtree; | |
1144 | gfc_expr *expr, *expr2; | |
1145 | /* A name isn't sufficient to identify a subroutine, we need the actual | |
1146 | symbol for the interface definition. | |
1147 | const char *sub_name; */ | |
1148 | gfc_symbol *resolved_sym; | |
1149 | ||
1150 | union | |
1151 | { | |
1152 | gfc_actual_arglist *actual; | |
1153 | gfc_case *case_list; | |
1154 | gfc_iterator *iterator; | |
1155 | gfc_alloc *alloc_list; | |
1156 | gfc_open *open; | |
1157 | gfc_close *close; | |
1158 | gfc_filepos *filepos; | |
1159 | gfc_inquire *inquire; | |
1160 | gfc_dt *dt; | |
1161 | gfc_forall_iterator *forall_iterator; | |
1162 | struct gfc_code *whichloop; | |
1163 | int stop_code; | |
1164 | } | |
1165 | ext; /* Points to additional structures required by statement */ | |
1166 | ||
1167 | /* Backend_decl is used for cycle and break labels in do loops, and | |
1168 | * probably for other constructs as well, once we translate them. */ | |
1169 | tree backend_decl; | |
1170 | } | |
1171 | gfc_code; | |
1172 | ||
1173 | ||
1174 | /* Storage for DATA statements. */ | |
1175 | typedef struct gfc_data_variable | |
1176 | { | |
1177 | gfc_expr *expr; | |
1178 | gfc_iterator iter; | |
1179 | struct gfc_data_variable *list, *next; | |
1180 | } | |
1181 | gfc_data_variable; | |
1182 | ||
1183 | ||
1184 | typedef struct gfc_data_value | |
1185 | { | |
1186 | int repeat; | |
1187 | gfc_expr *expr; | |
1188 | ||
1189 | struct gfc_data_value *next; | |
1190 | } | |
1191 | gfc_data_value; | |
1192 | ||
1193 | ||
1194 | typedef struct gfc_data | |
1195 | { | |
1196 | gfc_data_variable *var; | |
1197 | gfc_data_value *value; | |
1198 | locus where; | |
1199 | ||
1200 | struct gfc_data *next; | |
1201 | } | |
1202 | gfc_data; | |
1203 | ||
1204 | #define gfc_get_data_variable() gfc_getmem(sizeof(gfc_data_variable)) | |
1205 | #define gfc_get_data_value() gfc_getmem(sizeof(gfc_data_value)) | |
1206 | #define gfc_get_data() gfc_getmem(sizeof(gfc_data)) | |
1207 | ||
1208 | ||
1209 | /* Structure for holding compile options */ | |
1210 | typedef struct | |
1211 | { | |
1212 | const char *source; | |
1213 | char *module_dir; | |
1214 | gfc_source_form source_form; | |
1215 | int fixed_line_length; | |
1216 | int max_identifier_length; | |
1217 | int verbose; | |
1218 | ||
1219 | int warn_aliasing; | |
1220 | int warn_conversion; | |
1221 | int warn_implicit_interface; | |
1222 | int warn_line_truncation; | |
1223 | int warn_surprising; | |
1224 | int warn_unused_labels; | |
1225 | ||
1226 | int flag_dollar_ok; | |
1227 | int flag_underscoring; | |
1228 | int flag_second_underscore; | |
1229 | int flag_implicit_none; | |
1230 | int flag_max_stack_var_size; | |
1231 | int flag_module_access_private; | |
1232 | int flag_no_backend; | |
1233 | int flag_pack_derived; | |
1234 | int flag_repack_arrays; | |
1235 | ||
1236 | int q_kind; | |
1237 | int r8; | |
1238 | int i8; | |
1239 | int d8; | |
1240 | int warn_std; | |
1241 | int allow_std; | |
1242 | } | |
1243 | gfc_option_t; | |
1244 | ||
1245 | extern gfc_option_t gfc_option; | |
1246 | ||
1247 | ||
1248 | /* Constructor nodes for array and structure constructors. */ | |
1249 | typedef struct gfc_constructor | |
1250 | { | |
1251 | gfc_expr *expr; | |
1252 | gfc_iterator *iterator; | |
1253 | locus where; | |
1254 | struct gfc_constructor *next; | |
1255 | struct | |
1256 | { | |
1257 | mpz_t offset; /* Record the offset of array element which appears in | |
1258 | data statement like "data a(5)/4/". */ | |
1259 | gfc_component *component; /* Record the component being initialized. */ | |
1260 | } | |
1261 | n; | |
1262 | mpz_t repeat; /* Record the repeat number of initial values in data | |
1263 | statement like "data a/5*10/". */ | |
1264 | } | |
1265 | gfc_constructor; | |
1266 | ||
1267 | ||
1268 | typedef struct iterator_stack | |
1269 | { | |
1270 | gfc_symtree *variable; | |
1271 | mpz_t value; | |
1272 | struct iterator_stack *prev; | |
1273 | } | |
1274 | iterator_stack; | |
1275 | extern iterator_stack *iter_stack; | |
1276 | ||
1277 | /************************ Function prototypes *************************/ | |
1278 | ||
1279 | /* data.c */ | |
1280 | void gfc_formalize_init_value (gfc_symbol *); | |
1281 | void gfc_get_section_index (gfc_array_ref *, mpz_t *, mpz_t *); | |
1282 | void gfc_assign_data_value (gfc_expr *, gfc_expr *, mpz_t); | |
1283 | void gfc_advance_section (mpz_t *, gfc_array_ref *, mpz_t *); | |
1284 | ||
1285 | /* scanner.c */ | |
1286 | void gfc_scanner_done_1 (void); | |
1287 | void gfc_scanner_init_1 (void); | |
1288 | ||
1289 | void gfc_add_include_path (const char *); | |
1290 | void gfc_release_include_path (void); | |
1291 | FILE *gfc_open_included_file (const char *); | |
1292 | ||
1293 | locus *gfc_current_locus (void); | |
1294 | void gfc_set_locus (locus *); | |
1295 | ||
1296 | int gfc_at_end (void); | |
1297 | int gfc_at_eof (void); | |
1298 | int gfc_at_bol (void); | |
1299 | int gfc_at_eol (void); | |
1300 | void gfc_advance_line (void); | |
1301 | int gfc_check_include (void); | |
1302 | ||
1303 | void gfc_skip_comments (void); | |
1304 | int gfc_next_char_literal (int); | |
1305 | int gfc_next_char (void); | |
1306 | int gfc_peek_char (void); | |
1307 | void gfc_error_recovery (void); | |
1308 | void gfc_gobble_whitespace (void); | |
1309 | try gfc_new_file (const char *, gfc_source_form); | |
1310 | ||
1311 | extern gfc_file *gfc_current_file; | |
1312 | ||
1313 | /* misc.c */ | |
1314 | void *gfc_getmem (size_t) ATTRIBUTE_MALLOC; | |
1315 | void gfc_free (void *); | |
1316 | int gfc_terminal_width(void); | |
1317 | void gfc_clear_ts (gfc_typespec *); | |
1318 | FILE *gfc_open_file (const char *); | |
1319 | const char *gfc_article (const char *); | |
1320 | const char *gfc_basic_typename (bt); | |
1321 | const char *gfc_typename (gfc_typespec *); | |
1322 | ||
1323 | #define gfc_op2string(OP) (OP == INTRINSIC_ASSIGN ? \ | |
1324 | "=" : gfc_code2string (intrinsic_operators, OP)) | |
1325 | ||
1326 | const char *gfc_code2string (const mstring *, int); | |
1327 | int gfc_string2code (const mstring *, const char *); | |
1328 | const char *gfc_intent_string (sym_intent); | |
1329 | ||
1330 | void gfc_init_1 (void); | |
1331 | void gfc_init_2 (void); | |
1332 | void gfc_done_1 (void); | |
1333 | void gfc_done_2 (void); | |
1334 | ||
1335 | /* options.c */ | |
1336 | unsigned int gfc_init_options (unsigned int, const char **); | |
1337 | int gfc_handle_option (size_t, const char *, int); | |
1338 | bool gfc_post_options (const char **); | |
1339 | ||
1340 | /* iresolve.c */ | |
1341 | char * gfc_get_string (const char *, ...) ATTRIBUTE_PRINTF_1; | |
1342 | void gfc_iresolve_init_1 (void); | |
1343 | void gfc_iresolve_done_1 (void); | |
1344 | ||
1345 | /* error.c */ | |
1346 | ||
1347 | typedef struct gfc_error_buf | |
1348 | { | |
1349 | int flag; | |
1350 | char message[MAX_ERROR_MESSAGE]; | |
1351 | } gfc_error_buf; | |
1352 | ||
1353 | void gfc_error_init_1 (void); | |
1354 | void gfc_buffer_error (int); | |
1355 | ||
1356 | void gfc_warning (const char *, ...); | |
1357 | void gfc_warning_now (const char *, ...); | |
1358 | void gfc_clear_warning (void); | |
1359 | void gfc_warning_check (void); | |
1360 | ||
1361 | void gfc_error (const char *, ...); | |
1362 | void gfc_error_now (const char *, ...); | |
1363 | void gfc_fatal_error (const char *, ...) ATTRIBUTE_NORETURN; | |
1364 | void gfc_internal_error (const char *, ...) ATTRIBUTE_NORETURN; | |
1365 | void gfc_clear_error (void); | |
1366 | int gfc_error_check (void); | |
1367 | ||
1368 | try gfc_notify_std (int, const char *, ...); | |
1369 | ||
1370 | /* A general purpose syntax error. */ | |
1371 | #define gfc_syntax_error(ST) \ | |
1372 | gfc_error ("Syntax error in %s statement at %C", gfc_ascii_statement (ST)); | |
1373 | ||
1374 | void gfc_push_error (gfc_error_buf *); | |
1375 | void gfc_pop_error (gfc_error_buf *); | |
1376 | ||
1377 | void gfc_status (const char *, ...) ATTRIBUTE_PRINTF_1; | |
1378 | void gfc_status_char (char); | |
1379 | ||
1380 | void gfc_get_errors (int *, int *); | |
1381 | ||
1382 | /* arith.c */ | |
1383 | void gfc_arith_init_1 (void); | |
1384 | void gfc_arith_done_1 (void); | |
1385 | ||
1386 | /* FIXME: These should go to symbol.c, really... */ | |
1387 | int gfc_default_integer_kind (void); | |
1388 | int gfc_default_real_kind (void); | |
1389 | int gfc_default_double_kind (void); | |
1390 | int gfc_default_character_kind (void); | |
1391 | int gfc_default_logical_kind (void); | |
1392 | int gfc_default_complex_kind (void); | |
1393 | int gfc_validate_kind (bt, int); | |
1394 | extern int gfc_index_integer_kind; | |
1395 | ||
1396 | /* symbol.c */ | |
1397 | void gfc_clear_new_implicit (void); | |
1398 | try gfc_add_new_implicit_range (int, int, gfc_typespec *); | |
1399 | try gfc_merge_new_implicit (void); | |
1400 | void gfc_set_implicit_none (void); | |
1401 | void gfc_set_implicit (void); | |
1402 | ||
1403 | gfc_typespec *gfc_get_default_type (gfc_symbol *, gfc_namespace *); | |
1404 | try gfc_set_default_type (gfc_symbol *, int, gfc_namespace *); | |
1405 | ||
1406 | void gfc_set_component_attr (gfc_component *, symbol_attribute *); | |
1407 | void gfc_get_component_attr (symbol_attribute *, gfc_component *); | |
1408 | ||
1409 | void gfc_set_sym_referenced (gfc_symbol * sym); | |
1410 | ||
1411 | try gfc_add_allocatable (symbol_attribute *, locus *); | |
1412 | try gfc_add_dimension (symbol_attribute *, locus *); | |
1413 | try gfc_add_external (symbol_attribute *, locus *); | |
1414 | try gfc_add_intrinsic (symbol_attribute *, locus *); | |
1415 | try gfc_add_optional (symbol_attribute *, locus *); | |
1416 | try gfc_add_pointer (symbol_attribute *, locus *); | |
1417 | try gfc_add_result (symbol_attribute *, locus *); | |
1418 | try gfc_add_save (symbol_attribute *, locus *); | |
1419 | try gfc_add_saved_common (symbol_attribute *, locus *); | |
1420 | try gfc_add_target (symbol_attribute *, locus *); | |
1421 | try gfc_add_dummy (symbol_attribute *, locus *); | |
1422 | try gfc_add_generic (symbol_attribute *, locus *); | |
1423 | try gfc_add_common (symbol_attribute *, locus *); | |
1424 | try gfc_add_in_common (symbol_attribute *, locus *); | |
1425 | try gfc_add_in_namelist (symbol_attribute *, locus *); | |
1426 | try gfc_add_sequence (symbol_attribute *, locus *); | |
1427 | try gfc_add_elemental (symbol_attribute *, locus *); | |
1428 | try gfc_add_pure (symbol_attribute *, locus *); | |
1429 | try gfc_add_recursive (symbol_attribute *, locus *); | |
1430 | try gfc_add_function (symbol_attribute *, locus *); | |
1431 | try gfc_add_subroutine (symbol_attribute *, locus *); | |
1432 | ||
1433 | try gfc_add_access (symbol_attribute *, gfc_access, locus *); | |
1434 | try gfc_add_flavor (symbol_attribute *, sym_flavor, locus *); | |
1435 | try gfc_add_entry (symbol_attribute *, locus *); | |
1436 | try gfc_add_procedure (symbol_attribute *, procedure_type, locus *); | |
1437 | try gfc_add_intent (symbol_attribute *, sym_intent, locus *); | |
1438 | try gfc_add_explicit_interface (gfc_symbol *, ifsrc, | |
1439 | gfc_formal_arglist *, locus *); | |
1440 | try gfc_add_type (gfc_symbol *, gfc_typespec *, locus *); | |
1441 | ||
1442 | void gfc_clear_attr (symbol_attribute *); | |
1443 | try gfc_missing_attr (symbol_attribute *, locus *); | |
1444 | try gfc_copy_attr (symbol_attribute *, symbol_attribute *, locus *); | |
1445 | ||
1446 | try gfc_add_component (gfc_symbol *, const char *, gfc_component **); | |
1447 | gfc_symbol *gfc_use_derived (gfc_symbol *); | |
1448 | gfc_symtree *gfc_use_derived_tree (gfc_symtree *); | |
1449 | gfc_component *gfc_find_component (gfc_symbol *, const char *); | |
1450 | ||
1451 | gfc_st_label *gfc_get_st_label (int); | |
1452 | void gfc_free_st_label (gfc_st_label *); | |
1453 | void gfc_define_st_label (gfc_st_label *, gfc_sl_type, locus *); | |
1454 | try gfc_reference_st_label (gfc_st_label *, gfc_sl_type); | |
1455 | ||
1456 | gfc_namespace *gfc_get_namespace (gfc_namespace *); | |
1457 | gfc_symtree *gfc_new_symtree (gfc_symtree **, const char *); | |
1458 | gfc_symtree *gfc_find_symtree (gfc_symtree *, const char *); | |
1459 | gfc_user_op *gfc_get_uop (const char *); | |
1460 | gfc_user_op *gfc_find_uop (const char *, gfc_namespace *); | |
1461 | void gfc_free_symbol (gfc_symbol *); | |
1462 | gfc_symbol *gfc_new_symbol (const char *, gfc_namespace *); | |
1463 | int gfc_find_symbol (const char *, gfc_namespace *, int, gfc_symbol **); | |
1464 | int gfc_find_sym_tree (const char *, gfc_namespace *, int, gfc_symtree **); | |
1465 | int gfc_get_symbol (const char *, gfc_namespace *, gfc_symbol **); | |
1466 | int gfc_get_sym_tree (const char *, gfc_namespace *, gfc_symtree **); | |
1467 | int gfc_get_ha_symbol (const char *, gfc_symbol **); | |
1468 | int gfc_get_ha_sym_tree (const char *, gfc_symtree **); | |
1469 | ||
1470 | int gfc_symbols_could_alias (gfc_symbol *, gfc_symbol *); | |
1471 | ||
1472 | void gfc_undo_symbols (void); | |
1473 | void gfc_commit_symbols (void); | |
1474 | void gfc_free_namespace (gfc_namespace *); | |
1475 | ||
1476 | void gfc_symbol_init_2 (void); | |
1477 | void gfc_symbol_done_2 (void); | |
1478 | ||
1479 | void gfc_traverse_symtree (gfc_namespace *, void (*)(gfc_symtree *)); | |
1480 | void gfc_traverse_ns (gfc_namespace *, void (*)(gfc_symbol *)); | |
1481 | void gfc_traverse_user_op (gfc_namespace *, void (*)(gfc_user_op *)); | |
1482 | void gfc_save_all (gfc_namespace *); | |
1483 | ||
1484 | void gfc_symbol_state (void); | |
1485 | ||
1486 | /* intrinsic.c */ | |
1487 | extern int gfc_init_expr; | |
1488 | ||
1489 | /* Given a symbol that we have decided is intrinsic, mark it as such | |
1490 | by placing it into a special module that is otherwise impossible to | |
1491 | read or write. */ | |
1492 | ||
1493 | #define gfc_intrinsic_symbol(SYM) strcpy (SYM->module, "(intrinsic)") | |
1494 | ||
1495 | void gfc_intrinsic_init_1 (void); | |
1496 | void gfc_intrinsic_done_1 (void); | |
1497 | ||
1498 | char gfc_type_letter (bt); | |
1499 | gfc_symbol * gfc_get_intrinsic_sub_symbol (const char *); | |
1500 | try gfc_convert_type (gfc_expr *, gfc_typespec *, int); | |
1501 | try gfc_convert_type_warn (gfc_expr *, gfc_typespec *, int, int); | |
1502 | int gfc_generic_intrinsic (const char *); | |
1503 | int gfc_specific_intrinsic (const char *); | |
1504 | int gfc_intrinsic_name (const char *, int); | |
1505 | gfc_intrinsic_sym *gfc_find_function (const char *); | |
1506 | ||
1507 | match gfc_intrinsic_func_interface (gfc_expr *, int); | |
1508 | match gfc_intrinsic_sub_interface (gfc_code *, int); | |
1509 | ||
1510 | /* simplify.c */ | |
1511 | void gfc_simplify_init_1 (void); | |
1512 | void gfc_simplify_done_1 (void); | |
1513 | ||
1514 | /* match.c -- FIXME */ | |
1515 | void gfc_free_iterator (gfc_iterator *, int); | |
1516 | void gfc_free_forall_iterator (gfc_forall_iterator *); | |
1517 | void gfc_free_alloc_list (gfc_alloc *); | |
1518 | void gfc_free_namelist (gfc_namelist *); | |
1519 | void gfc_free_equiv (gfc_equiv *); | |
1520 | void gfc_free_data (gfc_data *); | |
1521 | void gfc_free_case_list (gfc_case *); | |
1522 | ||
1523 | /* expr.c */ | |
1524 | void gfc_free_actual_arglist (gfc_actual_arglist *); | |
1525 | gfc_actual_arglist *gfc_copy_actual_arglist (gfc_actual_arglist *); | |
1526 | const char *gfc_extract_int (gfc_expr *, int *); | |
1527 | ||
1528 | gfc_expr *gfc_build_conversion (gfc_expr *); | |
1529 | void gfc_free_ref_list (gfc_ref *); | |
1530 | void gfc_type_convert_binary (gfc_expr *); | |
1531 | int gfc_is_constant_expr (gfc_expr *); | |
1532 | try gfc_simplify_expr (gfc_expr *, int); | |
1533 | ||
1534 | gfc_expr *gfc_get_expr (void); | |
1535 | void gfc_free_expr (gfc_expr *); | |
1536 | void gfc_replace_expr (gfc_expr *, gfc_expr *); | |
1537 | gfc_expr *gfc_int_expr (int); | |
1538 | gfc_expr *gfc_logical_expr (int, locus *); | |
1539 | mpz_t *gfc_copy_shape (mpz_t *, int); | |
1540 | gfc_expr *gfc_copy_expr (gfc_expr *); | |
1541 | ||
1542 | try gfc_specification_expr (gfc_expr *); | |
1543 | ||
1544 | int gfc_numeric_ts (gfc_typespec *); | |
1545 | int gfc_kind_max (gfc_expr *, gfc_expr *); | |
1546 | ||
1547 | try gfc_check_conformance (const char *, gfc_expr *, gfc_expr *); | |
1548 | try gfc_check_assign (gfc_expr *, gfc_expr *, int); | |
1549 | try gfc_check_pointer_assign (gfc_expr *, gfc_expr *); | |
1550 | try gfc_check_assign_symbol (gfc_symbol *, gfc_expr *); | |
1551 | ||
1552 | /* st.c */ | |
1553 | extern gfc_code new_st; | |
1554 | ||
1555 | void gfc_clear_new_st (void); | |
1556 | gfc_code *gfc_get_code (void); | |
1557 | gfc_code *gfc_append_code (gfc_code *, gfc_code *); | |
1558 | void gfc_free_statement (gfc_code *); | |
1559 | void gfc_free_statements (gfc_code *); | |
1560 | ||
1561 | /* resolve.c */ | |
1562 | try gfc_resolve_expr (gfc_expr *); | |
1563 | void gfc_resolve (gfc_namespace *); | |
1564 | int gfc_impure_variable (gfc_symbol *); | |
1565 | int gfc_pure (gfc_symbol *); | |
1566 | int gfc_elemental (gfc_symbol *); | |
1567 | try gfc_resolve_iterator (gfc_iterator *); | |
1568 | try gfc_resolve_index (gfc_expr *, int); | |
1569 | ||
1570 | /* array.c */ | |
1571 | void gfc_free_array_spec (gfc_array_spec *); | |
1572 | gfc_array_ref *gfc_copy_array_ref (gfc_array_ref *); | |
1573 | ||
1574 | try gfc_set_array_spec (gfc_symbol *, gfc_array_spec *, locus *); | |
1575 | gfc_array_spec *gfc_copy_array_spec (gfc_array_spec *); | |
1576 | try gfc_resolve_array_spec (gfc_array_spec *, int); | |
1577 | ||
1578 | int gfc_compare_array_spec (gfc_array_spec *, gfc_array_spec *); | |
1579 | ||
1580 | gfc_expr *gfc_start_constructor (bt, int, locus *); | |
1581 | void gfc_append_constructor (gfc_expr *, gfc_expr *); | |
1582 | void gfc_free_constructor (gfc_constructor *); | |
1583 | void gfc_simplify_iterator_var (gfc_expr *); | |
1584 | try gfc_expand_constructor (gfc_expr *); | |
1585 | int gfc_constant_ac (gfc_expr *); | |
1586 | int gfc_expanded_ac (gfc_expr *); | |
1587 | try gfc_resolve_array_constructor (gfc_expr *); | |
1588 | try gfc_check_constructor_type (gfc_expr *); | |
1589 | try gfc_check_iter_variable (gfc_expr *); | |
1590 | try gfc_check_constructor (gfc_expr *, try (*)(gfc_expr *)); | |
1591 | gfc_constructor *gfc_copy_constructor (gfc_constructor * src); | |
1592 | gfc_expr *gfc_get_array_element (gfc_expr *, int); | |
1593 | try gfc_array_size (gfc_expr *, mpz_t *); | |
1594 | try gfc_array_dimen_size (gfc_expr *, int, mpz_t *); | |
1595 | try gfc_array_ref_shape (gfc_array_ref *, mpz_t *); | |
1596 | gfc_array_ref *gfc_find_array_ref (gfc_expr *); | |
1597 | void gfc_insert_constructor (gfc_expr *, gfc_constructor *); | |
1598 | gfc_constructor *gfc_get_constructor (void); | |
1599 | tree gfc_conv_array_initializer (tree type, gfc_expr * expr); | |
1600 | try spec_size (gfc_array_spec *, mpz_t *); | |
1601 | ||
1602 | /* interface.c -- FIXME: some of these should be in symbol.c */ | |
1603 | void gfc_free_interface (gfc_interface *); | |
1604 | int gfc_compare_types (gfc_typespec *, gfc_typespec *); | |
1605 | void gfc_check_interfaces (gfc_namespace *); | |
1606 | void gfc_procedure_use (gfc_symbol *, gfc_actual_arglist **, locus *); | |
1607 | gfc_symbol *gfc_search_interface (gfc_interface *, int, | |
1608 | gfc_actual_arglist **); | |
1609 | try gfc_extend_expr (gfc_expr *); | |
1610 | void gfc_free_formal_arglist (gfc_formal_arglist *); | |
1611 | try gfc_extend_assign (gfc_code *, gfc_namespace *); | |
1612 | try gfc_add_interface (gfc_symbol * sym); | |
1613 | ||
1614 | /* io.c */ | |
1615 | extern gfc_st_label format_asterisk; | |
1616 | ||
1617 | void gfc_free_open (gfc_open *); | |
1618 | try gfc_resolve_open (gfc_open *); | |
1619 | void gfc_free_close (gfc_close *); | |
1620 | try gfc_resolve_close (gfc_close *); | |
1621 | void gfc_free_filepos (gfc_filepos *); | |
1622 | try gfc_resolve_filepos (gfc_filepos *); | |
1623 | void gfc_free_inquire (gfc_inquire *); | |
1624 | try gfc_resolve_inquire (gfc_inquire *); | |
1625 | void gfc_free_dt (gfc_dt *); | |
1626 | try gfc_resolve_dt (gfc_dt *); | |
1627 | ||
1628 | /* module.c */ | |
1629 | void gfc_module_init_2 (void); | |
1630 | void gfc_module_done_2 (void); | |
1631 | void gfc_dump_module (const char *, int); | |
1632 | ||
1633 | /* primary.c */ | |
1634 | symbol_attribute gfc_variable_attr (gfc_expr *, gfc_typespec *); | |
1635 | symbol_attribute gfc_expr_attr (gfc_expr *); | |
1636 | ||
1637 | /* trans.c */ | |
1638 | void gfc_generate_code (gfc_namespace *); | |
1639 | void gfc_generate_module_code (gfc_namespace *); | |
1640 | ||
1641 | /* bbt.c */ | |
1642 | typedef int (*compare_fn) (void *, void *); | |
1643 | void gfc_insert_bbt (void *, void *, compare_fn); | |
1644 | void gfc_delete_bbt (void *, void *, compare_fn); | |
1645 | ||
1646 | /* dump-parse-tree.c */ | |
1647 | void gfc_show_namespace (gfc_namespace *); | |
1648 | ||
1649 | /* parse.c */ | |
1650 | try gfc_parse_file (void); | |
1651 | ||
1652 | #endif /* GFC_GFC_H */ |