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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" |
6de9cd9a DN |
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 | ||
6de9cd9a DN |
56 | /* Major control parameters. */ |
57 | ||
6de9cd9a | 58 | #define GFC_MAX_SYMBOL_LEN 63 |
6de9cd9a DN |
59 | #define GFC_MAX_LINE 132 /* Characters beyond this are not seen. */ |
60 | #define GFC_MAX_DIMENSIONS 7 /* Maximum dimensions in an array. */ | |
61 | #define GFC_LETTERS 26 /* Number of letters in the alphabet. */ | |
6de9cd9a DN |
62 | |
63 | #define free(x) Use_gfc_free_instead_of_free() | |
64 | #define gfc_is_whitespace(c) ((c==' ') || (c=='\t')) | |
65 | ||
66 | #ifndef NULL | |
67 | #define NULL ((void *) 0) | |
68 | #endif | |
69 | ||
70 | /* Stringization. */ | |
71 | #define stringize(x) expand_macro(x) | |
72 | #define expand_macro(x) # x | |
73 | ||
74 | /* For a the runtime library, a standard prefix is a requirement to | |
75 | avoid cluttering the namespace with things nobody asked for. It's | |
76 | ugly to look at and a pain to type when you add the prefix by hand, | |
77 | so we hide it behind a macro. */ | |
78 | #define PREFIX(x) "_gfortran_" x | |
5b200ac2 | 79 | #define PREFIX_LEN 10 |
6de9cd9a | 80 | |
30aabb86 PT |
81 | #define BLANK_COMMON_NAME "__BLNK__" |
82 | ||
6de9cd9a DN |
83 | /* Macro to initialize an mstring structure. */ |
84 | #define minit(s, t) { s, NULL, t } | |
85 | ||
86 | /* Structure for storing strings to be matched by gfc_match_string. */ | |
87 | typedef struct | |
88 | { | |
89 | const char *string; | |
90 | const char *mp; | |
91 | int tag; | |
92 | } | |
93 | mstring; | |
94 | ||
95 | ||
902c2ed4 | 96 | /* Flags to specify which standard/extension contains a feature. */ |
c0309c74 RS |
97 | #define GFC_STD_LEGACY (1<<6) /* Backward compatibility. */ |
98 | #define GFC_STD_GNU (1<<5) /* GNU Fortran extension. */ | |
99 | #define GFC_STD_F2003 (1<<4) /* New in F2003. */ | |
f7b529fa | 100 | /* Note that no features were obsoleted nor deleted in F2003. */ |
c0309c74 RS |
101 | #define GFC_STD_F95 (1<<3) /* New in F95. */ |
102 | #define GFC_STD_F95_DEL (1<<2) /* Deleted in F95. */ | |
103 | #define GFC_STD_F95_OBS (1<<1) /* Obsoleted in F95. */ | |
104 | #define GFC_STD_F77 (1<<0) /* Up to and including F77. */ | |
6de9cd9a | 105 | |
944b8b35 FXC |
106 | /* Bitmasks for the various FPE that can be enabled. */ |
107 | #define GFC_FPE_INVALID (1<<0) | |
108 | #define GFC_FPE_DENORMAL (1<<1) | |
109 | #define GFC_FPE_ZERO (1<<2) | |
110 | #define GFC_FPE_OVERFLOW (1<<3) | |
111 | #define GFC_FPE_UNDERFLOW (1<<4) | |
112 | #define GFC_FPE_PRECISION (1<<5) | |
113 | ||
eaa90d25 TK |
114 | /* Keep this in sync with libgfortran/io/io.h ! */ |
115 | ||
116 | typedef enum | |
117 | { CONVERT_NATIVE=0, CONVERT_SWAP, CONVERT_BIG, CONVERT_LITTLE } | |
118 | options_convert; | |
119 | ||
944b8b35 | 120 | |
6de9cd9a DN |
121 | /*************************** Enums *****************************/ |
122 | ||
123 | /* The author remains confused to this day about the convention of | |
124 | returning '0' for 'SUCCESS'... or was it the other way around? The | |
125 | following enum makes things much more readable. We also start | |
126 | values off at one instead of zero. */ | |
127 | ||
128 | typedef enum | |
129 | { SUCCESS = 1, FAILURE } | |
130 | try; | |
131 | ||
8f0d39a8 FXC |
132 | /* This is returned by gfc_notification_std to know if, given the flags |
133 | that were given (-std=, -pedantic) we should issue an error, a warning | |
134 | or nothing. */ | |
135 | ||
136 | typedef enum | |
137 | { SILENT, WARNING, ERROR } | |
138 | notification; | |
139 | ||
6de9cd9a DN |
140 | /* Matchers return one of these three values. The difference between |
141 | MATCH_NO and MATCH_ERROR is that MATCH_ERROR means that a match was | |
142 | successful, but that something non-syntactic is wrong and an error | |
143 | has already been issued. */ | |
144 | ||
145 | typedef enum | |
146 | { MATCH_NO = 1, MATCH_YES, MATCH_ERROR } | |
147 | match; | |
148 | ||
149 | typedef enum | |
150 | { FORM_FREE, FORM_FIXED, FORM_UNKNOWN } | |
151 | gfc_source_form; | |
152 | ||
153 | typedef enum | |
154 | { BT_UNKNOWN = 1, BT_INTEGER, BT_REAL, BT_COMPLEX, | |
d3642f89 | 155 | BT_LOGICAL, BT_CHARACTER, BT_DERIVED, BT_PROCEDURE, BT_HOLLERITH |
6de9cd9a DN |
156 | } |
157 | bt; | |
158 | ||
159 | /* Expression node types. */ | |
160 | typedef enum | |
161 | { EXPR_OP = 1, EXPR_FUNCTION, EXPR_CONSTANT, EXPR_VARIABLE, | |
162 | EXPR_SUBSTRING, EXPR_STRUCTURE, EXPR_ARRAY, EXPR_NULL | |
163 | } | |
164 | expr_t; | |
165 | ||
166 | /* Array types. */ | |
167 | typedef enum | |
168 | { AS_EXPLICIT = 1, AS_ASSUMED_SHAPE, AS_DEFERRED, | |
169 | AS_ASSUMED_SIZE, AS_UNKNOWN | |
170 | } | |
171 | array_type; | |
172 | ||
173 | typedef enum | |
174 | { AR_FULL = 1, AR_ELEMENT, AR_SECTION, AR_UNKNOWN } | |
175 | ar_type; | |
176 | ||
177 | /* Statement label types. */ | |
178 | typedef enum | |
179 | { ST_LABEL_UNKNOWN = 1, ST_LABEL_TARGET, | |
180 | ST_LABEL_BAD_TARGET, ST_LABEL_FORMAT | |
181 | } | |
182 | gfc_sl_type; | |
183 | ||
184 | /* Intrinsic operators. */ | |
185 | typedef enum | |
186 | { GFC_INTRINSIC_BEGIN = 0, | |
187 | INTRINSIC_NONE = -1, INTRINSIC_UPLUS = GFC_INTRINSIC_BEGIN, | |
188 | INTRINSIC_UMINUS, INTRINSIC_PLUS, INTRINSIC_MINUS, INTRINSIC_TIMES, | |
189 | INTRINSIC_DIVIDE, INTRINSIC_POWER, INTRINSIC_CONCAT, | |
190 | INTRINSIC_AND, INTRINSIC_OR, INTRINSIC_EQV, INTRINSIC_NEQV, | |
191 | INTRINSIC_EQ, INTRINSIC_NE, INTRINSIC_GT, INTRINSIC_GE, | |
192 | INTRINSIC_LT, INTRINSIC_LE, INTRINSIC_NOT, INTRINSIC_USER, | |
2414e1d6 | 193 | INTRINSIC_ASSIGN, INTRINSIC_PARENTHESES, |
6de9cd9a DN |
194 | GFC_INTRINSIC_END /* Sentinel */ |
195 | } | |
196 | gfc_intrinsic_op; | |
197 | ||
198 | ||
199 | /* Strings for all intrinsic operators. */ | |
200 | extern mstring intrinsic_operators[]; | |
201 | ||
202 | ||
203 | /* This macro is the number of intrinsic operators that exist. | |
204 | Assumptions are made about the numbering of the interface_op enums. */ | |
205 | #define GFC_INTRINSIC_OPS GFC_INTRINSIC_END | |
206 | ||
207 | /* Arithmetic results. */ | |
208 | typedef enum | |
f8e566e5 | 209 | { ARITH_OK = 1, ARITH_OVERFLOW, ARITH_UNDERFLOW, ARITH_NAN, |
0de27aac | 210 | ARITH_DIV0, ARITH_INCOMMENSURATE, ARITH_ASYMMETRIC |
6de9cd9a DN |
211 | } |
212 | arith; | |
213 | ||
214 | /* Statements. */ | |
215 | typedef enum | |
216 | { | |
217 | ST_ARITHMETIC_IF, ST_ALLOCATE, ST_ATTR_DECL, ST_BACKSPACE, ST_BLOCK_DATA, | |
218 | ST_CALL, ST_CASE, ST_CLOSE, ST_COMMON, ST_CONTINUE, ST_CONTAINS, ST_CYCLE, | |
219 | ST_DATA, ST_DATA_DECL, ST_DEALLOCATE, ST_DO, ST_ELSE, ST_ELSEIF, | |
220 | ST_ELSEWHERE, ST_END_BLOCK_DATA, ST_ENDDO, ST_IMPLIED_ENDDO, | |
6403ec5f JB |
221 | ST_END_FILE, ST_FLUSH, ST_END_FORALL, ST_END_FUNCTION, ST_ENDIF, |
222 | ST_END_INTERFACE, ST_END_MODULE, ST_END_PROGRAM, ST_END_SELECT, | |
223 | ST_END_SUBROUTINE, ST_END_WHERE, ST_END_TYPE, ST_ENTRY, ST_EQUIVALENCE, | |
224 | ST_EXIT, ST_FORALL, ST_FORALL_BLOCK, ST_FORMAT, ST_FUNCTION, ST_GOTO, | |
225 | ST_IF_BLOCK, ST_IMPLICIT, ST_IMPLICIT_NONE, ST_INQUIRE, ST_INTERFACE, | |
226 | ST_PARAMETER, ST_MODULE, ST_MODULE_PROC, ST_NAMELIST, ST_NULLIFY, ST_OPEN, | |
227 | ST_PAUSE, ST_PRIVATE, ST_PROGRAM, ST_PUBLIC, ST_READ, ST_RETURN, ST_REWIND, | |
228 | ST_STOP, ST_SUBROUTINE, ST_TYPE, ST_USE, ST_WHERE_BLOCK, ST_WHERE, ST_WRITE, | |
229 | ST_ASSIGNMENT, ST_POINTER_ASSIGNMENT, ST_SELECT_CASE, ST_SEQUENCE, | |
230 | ST_SIMPLE_IF, ST_STATEMENT_FUNCTION, ST_DERIVED_DECL, ST_LABEL_ASSIGNMENT, | |
6c7a4dfd JJ |
231 | ST_ENUM, ST_ENUMERATOR, ST_END_ENUM, |
232 | ST_OMP_ATOMIC, ST_OMP_BARRIER, ST_OMP_CRITICAL, ST_OMP_END_CRITICAL, | |
233 | ST_OMP_END_DO, ST_OMP_END_MASTER, ST_OMP_END_ORDERED, ST_OMP_END_PARALLEL, | |
234 | ST_OMP_END_PARALLEL_DO, ST_OMP_END_PARALLEL_SECTIONS, | |
235 | ST_OMP_END_PARALLEL_WORKSHARE, ST_OMP_END_SECTIONS, ST_OMP_END_SINGLE, | |
236 | ST_OMP_END_WORKSHARE, ST_OMP_DO, ST_OMP_FLUSH, ST_OMP_MASTER, ST_OMP_ORDERED, | |
237 | ST_OMP_PARALLEL, ST_OMP_PARALLEL_DO, ST_OMP_PARALLEL_SECTIONS, | |
238 | ST_OMP_PARALLEL_WORKSHARE, ST_OMP_SECTIONS, ST_OMP_SECTION, ST_OMP_SINGLE, | |
239 | ST_OMP_THREADPRIVATE, ST_OMP_WORKSHARE, | |
240 | ST_NONE | |
6de9cd9a DN |
241 | } |
242 | gfc_statement; | |
243 | ||
244 | ||
245 | /* Types of interfaces that we can have. Assignment interfaces are | |
246 | considered to be intrinsic operators. */ | |
247 | typedef enum | |
248 | { | |
249 | INTERFACE_NAMELESS = 1, INTERFACE_GENERIC, | |
250 | INTERFACE_INTRINSIC_OP, INTERFACE_USER_OP | |
251 | } | |
252 | interface_type; | |
253 | ||
254 | /* Symbol flavors: these are all mutually exclusive. | |
255 | 10 elements = 4 bits. */ | |
5f42ddb0 | 256 | typedef enum sym_flavor |
6de9cd9a DN |
257 | { |
258 | FL_UNKNOWN = 0, FL_PROGRAM, FL_BLOCK_DATA, FL_MODULE, FL_VARIABLE, | |
259 | FL_PARAMETER, FL_LABEL, FL_PROCEDURE, FL_DERIVED, FL_NAMELIST | |
260 | } | |
261 | sym_flavor; | |
262 | ||
263 | /* Procedure types. 7 elements = 3 bits. */ | |
5f42ddb0 | 264 | typedef enum procedure_type |
6de9cd9a DN |
265 | { PROC_UNKNOWN, PROC_MODULE, PROC_INTERNAL, PROC_DUMMY, |
266 | PROC_INTRINSIC, PROC_ST_FUNCTION, PROC_EXTERNAL | |
267 | } | |
268 | procedure_type; | |
269 | ||
270 | /* Intent types. */ | |
5f42ddb0 | 271 | typedef enum sym_intent |
6de9cd9a DN |
272 | { INTENT_UNKNOWN = 0, INTENT_IN, INTENT_OUT, INTENT_INOUT |
273 | } | |
274 | sym_intent; | |
275 | ||
276 | /* Access types. */ | |
5f42ddb0 KG |
277 | typedef enum gfc_access |
278 | { ACCESS_UNKNOWN = 0, ACCESS_PUBLIC, ACCESS_PRIVATE | |
6de9cd9a DN |
279 | } |
280 | gfc_access; | |
281 | ||
282 | /* Flags to keep track of where an interface came from. | |
283 | 4 elements = 2 bits. */ | |
5f42ddb0 | 284 | typedef enum ifsrc |
6de9cd9a DN |
285 | { IFSRC_UNKNOWN = 0, IFSRC_DECL, IFSRC_IFBODY, IFSRC_USAGE |
286 | } | |
287 | ifsrc; | |
288 | ||
289 | /* Strings for all symbol attributes. We use these for dumping the | |
290 | parse tree, in error messages, and also when reading and writing | |
291 | modules. In symbol.c. */ | |
292 | extern const mstring flavors[]; | |
293 | extern const mstring procedures[]; | |
294 | extern const mstring intents[]; | |
295 | extern const mstring access_types[]; | |
296 | extern const mstring ifsrc_types[]; | |
297 | ||
298 | /* Enumeration of all the generic intrinsic functions. Used by the | |
299 | backend for identification of a function. */ | |
300 | ||
301 | enum gfc_generic_isym_id | |
302 | { | |
303 | /* GFC_ISYM_NONE is used for intrinsics which will never be seen by | |
304 | the backend (eg. KIND). */ | |
305 | GFC_ISYM_NONE = 0, | |
306 | GFC_ISYM_ABS, | |
a119fc1c | 307 | GFC_ISYM_ACCESS, |
6de9cd9a DN |
308 | GFC_ISYM_ACHAR, |
309 | GFC_ISYM_ACOS, | |
1e399e23 | 310 | GFC_ISYM_ACOSH, |
6de9cd9a DN |
311 | GFC_ISYM_ADJUSTL, |
312 | GFC_ISYM_ADJUSTR, | |
313 | GFC_ISYM_AIMAG, | |
314 | GFC_ISYM_AINT, | |
315 | GFC_ISYM_ALL, | |
316 | GFC_ISYM_ALLOCATED, | |
317 | GFC_ISYM_ANINT, | |
5d723e54 | 318 | GFC_ISYM_AND, |
6de9cd9a DN |
319 | GFC_ISYM_ANY, |
320 | GFC_ISYM_ASIN, | |
1e399e23 | 321 | GFC_ISYM_ASINH, |
6de9cd9a DN |
322 | GFC_ISYM_ASSOCIATED, |
323 | GFC_ISYM_ATAN, | |
1e399e23 | 324 | GFC_ISYM_ATANH, |
6de9cd9a | 325 | GFC_ISYM_ATAN2, |
e8525382 SK |
326 | GFC_ISYM_J0, |
327 | GFC_ISYM_J1, | |
328 | GFC_ISYM_JN, | |
329 | GFC_ISYM_Y0, | |
330 | GFC_ISYM_Y1, | |
331 | GFC_ISYM_YN, | |
6de9cd9a DN |
332 | GFC_ISYM_BTEST, |
333 | GFC_ISYM_CEILING, | |
334 | GFC_ISYM_CHAR, | |
f77b6ca3 | 335 | GFC_ISYM_CHDIR, |
a119fc1c | 336 | GFC_ISYM_CHMOD, |
6de9cd9a | 337 | GFC_ISYM_CMPLX, |
b41b2534 | 338 | GFC_ISYM_COMMAND_ARGUMENT_COUNT, |
5d723e54 | 339 | GFC_ISYM_COMPLEX, |
6de9cd9a DN |
340 | GFC_ISYM_CONJG, |
341 | GFC_ISYM_COS, | |
342 | GFC_ISYM_COSH, | |
343 | GFC_ISYM_COUNT, | |
344 | GFC_ISYM_CSHIFT, | |
35059811 | 345 | GFC_ISYM_CTIME, |
6de9cd9a DN |
346 | GFC_ISYM_DBLE, |
347 | GFC_ISYM_DIM, | |
348 | GFC_ISYM_DOT_PRODUCT, | |
349 | GFC_ISYM_DPROD, | |
350 | GFC_ISYM_EOSHIFT, | |
e8525382 SK |
351 | GFC_ISYM_ERF, |
352 | GFC_ISYM_ERFC, | |
2bd74949 | 353 | GFC_ISYM_ETIME, |
6de9cd9a DN |
354 | GFC_ISYM_EXP, |
355 | GFC_ISYM_EXPONENT, | |
35059811 | 356 | GFC_ISYM_FDATE, |
5d723e54 FXC |
357 | GFC_ISYM_FGET, |
358 | GFC_ISYM_FGETC, | |
6de9cd9a | 359 | GFC_ISYM_FLOOR, |
df65f093 | 360 | GFC_ISYM_FNUM, |
5d723e54 FXC |
361 | GFC_ISYM_FPUT, |
362 | GFC_ISYM_FPUTC, | |
6de9cd9a | 363 | GFC_ISYM_FRACTION, |
df65f093 | 364 | GFC_ISYM_FSTAT, |
5d723e54 | 365 | GFC_ISYM_FTELL, |
a8c60d7f | 366 | GFC_ISYM_GETCWD, |
4c0c6b9f SK |
367 | GFC_ISYM_GETGID, |
368 | GFC_ISYM_GETPID, | |
369 | GFC_ISYM_GETUID, | |
f77b6ca3 | 370 | GFC_ISYM_HOSTNM, |
6de9cd9a DN |
371 | GFC_ISYM_IACHAR, |
372 | GFC_ISYM_IAND, | |
b41b2534 | 373 | GFC_ISYM_IARGC, |
6de9cd9a DN |
374 | GFC_ISYM_IBCLR, |
375 | GFC_ISYM_IBITS, | |
376 | GFC_ISYM_IBSET, | |
377 | GFC_ISYM_ICHAR, | |
378 | GFC_ISYM_IEOR, | |
f77b6ca3 | 379 | GFC_ISYM_IERRNO, |
6de9cd9a DN |
380 | GFC_ISYM_INDEX, |
381 | GFC_ISYM_INT, | |
bf3fb7e4 FXC |
382 | GFC_ISYM_INT2, |
383 | GFC_ISYM_INT8, | |
6de9cd9a | 384 | GFC_ISYM_IOR, |
2bd74949 | 385 | GFC_ISYM_IRAND, |
ae8b8789 | 386 | GFC_ISYM_ISATTY, |
6de9cd9a DN |
387 | GFC_ISYM_ISHFT, |
388 | GFC_ISYM_ISHFTC, | |
f77b6ca3 | 389 | GFC_ISYM_KILL, |
6de9cd9a DN |
390 | GFC_ISYM_LBOUND, |
391 | GFC_ISYM_LEN, | |
392 | GFC_ISYM_LEN_TRIM, | |
f77b6ca3 | 393 | GFC_ISYM_LINK, |
6de9cd9a DN |
394 | GFC_ISYM_LGE, |
395 | GFC_ISYM_LGT, | |
396 | GFC_ISYM_LLE, | |
397 | GFC_ISYM_LLT, | |
83d890b9 | 398 | GFC_ISYM_LOC, |
bf3fb7e4 | 399 | GFC_ISYM_LOG, |
6de9cd9a DN |
400 | GFC_ISYM_LOG10, |
401 | GFC_ISYM_LOGICAL, | |
bf3fb7e4 | 402 | GFC_ISYM_LONG, |
a119fc1c | 403 | GFC_ISYM_LSHIFT, |
bf3fb7e4 | 404 | GFC_ISYM_LSTAT, |
0d519038 | 405 | GFC_ISYM_MALLOC, |
6de9cd9a DN |
406 | GFC_ISYM_MATMUL, |
407 | GFC_ISYM_MAX, | |
408 | GFC_ISYM_MAXLOC, | |
409 | GFC_ISYM_MAXVAL, | |
bf3fb7e4 FXC |
410 | GFC_ISYM_MCLOCK, |
411 | GFC_ISYM_MCLOCK8, | |
6de9cd9a DN |
412 | GFC_ISYM_MERGE, |
413 | GFC_ISYM_MIN, | |
414 | GFC_ISYM_MINLOC, | |
415 | GFC_ISYM_MINVAL, | |
416 | GFC_ISYM_MOD, | |
417 | GFC_ISYM_MODULO, | |
418 | GFC_ISYM_NEAREST, | |
419 | GFC_ISYM_NINT, | |
420 | GFC_ISYM_NOT, | |
5d723e54 | 421 | GFC_ISYM_OR, |
6de9cd9a DN |
422 | GFC_ISYM_PACK, |
423 | GFC_ISYM_PRESENT, | |
424 | GFC_ISYM_PRODUCT, | |
2bd74949 | 425 | GFC_ISYM_RAND, |
6de9cd9a | 426 | GFC_ISYM_REAL, |
f77b6ca3 | 427 | GFC_ISYM_RENAME, |
6de9cd9a DN |
428 | GFC_ISYM_REPEAT, |
429 | GFC_ISYM_RESHAPE, | |
a119fc1c | 430 | GFC_ISYM_RSHIFT, |
6de9cd9a DN |
431 | GFC_ISYM_RRSPACING, |
432 | GFC_ISYM_SCALE, | |
433 | GFC_ISYM_SCAN, | |
2bd74949 | 434 | GFC_ISYM_SECOND, |
53096259 | 435 | GFC_ISYM_SECNDS, |
6de9cd9a DN |
436 | GFC_ISYM_SET_EXPONENT, |
437 | GFC_ISYM_SHAPE, | |
438 | GFC_ISYM_SI_KIND, | |
439 | GFC_ISYM_SIGN, | |
185d7d97 | 440 | GFC_ISYM_SIGNAL, |
6de9cd9a DN |
441 | GFC_ISYM_SIN, |
442 | GFC_ISYM_SINH, | |
443 | GFC_ISYM_SIZE, | |
444 | GFC_ISYM_SPACING, | |
445 | GFC_ISYM_SPREAD, | |
446 | GFC_ISYM_SQRT, | |
447 | GFC_ISYM_SR_KIND, | |
df65f093 | 448 | GFC_ISYM_STAT, |
6de9cd9a | 449 | GFC_ISYM_SUM, |
f77b6ca3 | 450 | GFC_ISYM_SYMLNK, |
5b1374e9 | 451 | GFC_ISYM_SYSTEM, |
6de9cd9a DN |
452 | GFC_ISYM_TAN, |
453 | GFC_ISYM_TANH, | |
f77b6ca3 FXC |
454 | GFC_ISYM_TIME, |
455 | GFC_ISYM_TIME8, | |
6de9cd9a DN |
456 | GFC_ISYM_TRANSFER, |
457 | GFC_ISYM_TRANSPOSE, | |
458 | GFC_ISYM_TRIM, | |
25fc05eb | 459 | GFC_ISYM_TTYNAM, |
6de9cd9a | 460 | GFC_ISYM_UBOUND, |
d8fe26b2 SK |
461 | GFC_ISYM_UMASK, |
462 | GFC_ISYM_UNLINK, | |
6de9cd9a DN |
463 | GFC_ISYM_UNPACK, |
464 | GFC_ISYM_VERIFY, | |
5d723e54 | 465 | GFC_ISYM_XOR, |
6de9cd9a DN |
466 | GFC_ISYM_CONVERSION |
467 | }; | |
468 | typedef enum gfc_generic_isym_id gfc_generic_isym_id; | |
469 | ||
470 | /************************* Structures *****************************/ | |
471 | ||
5cf54585 TS |
472 | /* Used for keeping things in balanced binary trees. */ |
473 | #define BBT_HEADER(self) int priority; struct self *left, *right | |
474 | ||
6de9cd9a DN |
475 | /* Symbol attribute structure. */ |
476 | typedef struct | |
477 | { | |
478 | /* Variable attributes. */ | |
479 | unsigned allocatable:1, dimension:1, external:1, intrinsic:1, | |
480 | optional:1, pointer:1, save:1, target:1, | |
6c7a4dfd | 481 | dummy:1, result:1, assign:1, threadprivate:1; |
6de9cd9a DN |
482 | |
483 | unsigned data:1, /* Symbol is named in a DATA statement. */ | |
484 | use_assoc:1; /* Symbol has been use-associated. */ | |
485 | ||
30aabb86 | 486 | unsigned in_namelist:1, in_common:1, in_equivalence:1; |
6de9cd9a | 487 | unsigned function:1, subroutine:1, generic:1; |
d1303acd TS |
488 | unsigned implicit_type:1; /* Type defined via implicit rules. */ |
489 | unsigned untyped:1; /* No implicit type could be found. */ | |
6de9cd9a DN |
490 | |
491 | /* Function/subroutine attributes */ | |
492 | unsigned sequence:1, elemental:1, pure:1, recursive:1; | |
493 | unsigned unmaskable:1, masked:1, contained:1; | |
494 | ||
fe58e076 TK |
495 | /* This is set if the subroutine doesn't return. Currently, this |
496 | is only possible for intrinsic subroutines. */ | |
497 | unsigned noreturn:1; | |
498 | ||
3d79abbd PB |
499 | /* Set if this procedure is an alternate entry point. These procedures |
500 | don't have any code associated, and the backend will turn them into | |
501 | thunks to the master function. */ | |
502 | unsigned entry:1; | |
8b67b708 | 503 | |
3d79abbd PB |
504 | /* Set if this is the master function for a procedure with multiple |
505 | entry points. */ | |
506 | unsigned entry_master:1; | |
8b67b708 | 507 | |
d198b59a JJ |
508 | /* Set if this is the master function for a function with multiple |
509 | entry points where characteristics of the entry points differ. */ | |
510 | unsigned mixed_entry_master:1; | |
3d79abbd | 511 | |
6de9cd9a DN |
512 | /* Set if a function must always be referenced by an explicit interface. */ |
513 | unsigned always_explicit:1; | |
514 | ||
515 | /* Set if the symbol has been referenced in an expression. No further | |
516 | modification of type or type parameters is permitted. */ | |
517 | unsigned referenced:1; | |
518 | ||
8b67b708 FXC |
519 | /* Set if the is the symbol for the main program. This is the least |
520 | cumbersome way to communicate this function property without | |
521 | strcmp'ing with __MAIN everywhere. */ | |
522 | unsigned is_main_program:1; | |
523 | ||
6de9cd9a | 524 | /* Mutually exclusive multibit attributes. */ |
5f42ddb0 KG |
525 | ENUM_BITFIELD (gfc_access) access:2; |
526 | ENUM_BITFIELD (sym_intent) intent:2; | |
527 | ENUM_BITFIELD (sym_flavor) flavor:4; | |
528 | ENUM_BITFIELD (ifsrc) if_source:2; | |
6de9cd9a | 529 | |
5f42ddb0 | 530 | ENUM_BITFIELD (procedure_type) proc:3; |
949446f5 | 531 | |
83d890b9 | 532 | /* Special attributes for Cray pointers, pointees. */ |
949446f5 | 533 | unsigned cray_pointer:1, cray_pointee:1; |
6de9cd9a DN |
534 | |
535 | } | |
536 | symbol_attribute; | |
537 | ||
538 | ||
d4fa05b9 | 539 | /* The following three structures are used to identify a location in |
949446f5 BF |
540 | the sources. |
541 | ||
d4fa05b9 TS |
542 | gfc_file is used to maintain a tree of the source files and how |
543 | they include each other | |
6de9cd9a | 544 | |
d4fa05b9 TS |
545 | gfc_linebuf holds a single line of source code and information |
546 | which file it resides in | |
6de9cd9a | 547 | |
d4fa05b9 | 548 | locus point to the sourceline and the character in the source |
949446f5 | 549 | line. |
d4fa05b9 | 550 | */ |
6de9cd9a | 551 | |
949446f5 | 552 | typedef struct gfc_file |
6de9cd9a | 553 | { |
d4fa05b9 TS |
554 | struct gfc_file *included_by, *next, *up; |
555 | int inclusion_line, line; | |
556 | char *filename; | |
557 | } gfc_file; | |
558 | ||
949446f5 | 559 | typedef struct gfc_linebuf |
d4fa05b9 | 560 | { |
c8cc8542 PB |
561 | #ifdef USE_MAPPED_LOCATION |
562 | source_location location; | |
563 | #else | |
d4fa05b9 | 564 | int linenum; |
c8cc8542 | 565 | #endif |
d4fa05b9 TS |
566 | struct gfc_file *file; |
567 | struct gfc_linebuf *next; | |
568 | ||
ba1defa5 RG |
569 | int truncated; |
570 | ||
4cdf7223 | 571 | char line[1]; |
d4fa05b9 | 572 | } gfc_linebuf; |
4cdf7223 PB |
573 | |
574 | #define gfc_linebuf_header_size (offsetof (gfc_linebuf, line)) | |
575 | ||
949446f5 | 576 | typedef struct |
d4fa05b9 TS |
577 | { |
578 | char *nextc; | |
579 | gfc_linebuf *lb; | |
580 | } locus; | |
6de9cd9a | 581 | |
0ce0154c KG |
582 | /* In order for the "gfc" format checking to work correctly, you must |
583 | have declared a typedef locus first. */ | |
584 | #if GCC_VERSION >= 4001 | |
585 | #define ATTRIBUTE_GCC_GFC(m, n) __attribute__ ((__format__ (__gcc_gfc__, m, n))) ATTRIBUTE_NONNULL(m) | |
586 | #else | |
587 | #define ATTRIBUTE_GCC_GFC(m, n) ATTRIBUTE_NONNULL(m) | |
588 | #endif | |
589 | ||
6de9cd9a | 590 | |
6de9cd9a DN |
591 | extern int gfc_suppress_error; |
592 | ||
593 | ||
594 | /* Character length structures hold the expression that gives the | |
595 | length of a character variable. We avoid putting these into | |
596 | gfc_typespec because doing so prevents us from doing structure | |
597 | copies and forces us to deallocate any typespecs we create, as well | |
598 | as structures that contain typespecs. They also can have multiple | |
599 | character typespecs pointing to them. | |
600 | ||
601 | These structures form a singly linked list within the current | |
602 | namespace and are deallocated with the namespace. It is possible to | |
603 | end up with gfc_charlen structures that have nothing pointing to them. */ | |
604 | ||
605 | typedef struct gfc_charlen | |
606 | { | |
607 | struct gfc_expr *length; | |
608 | struct gfc_charlen *next; | |
609 | tree backend_decl; | |
110eec24 TS |
610 | |
611 | int resolved; | |
6de9cd9a DN |
612 | } |
613 | gfc_charlen; | |
614 | ||
615 | #define gfc_get_charlen() gfc_getmem(sizeof(gfc_charlen)) | |
616 | ||
617 | /* Type specification structure. FIXME: derived and cl could be union??? */ | |
618 | typedef struct | |
619 | { | |
620 | bt type; | |
621 | int kind; | |
622 | struct gfc_symbol *derived; | |
623 | gfc_charlen *cl; /* For character types only. */ | |
624 | } | |
625 | gfc_typespec; | |
626 | ||
627 | /* Array specification. */ | |
628 | typedef struct | |
629 | { | |
630 | int rank; /* A rank of zero means that a variable is a scalar. */ | |
631 | array_type type; | |
632 | struct gfc_expr *lower[GFC_MAX_DIMENSIONS], *upper[GFC_MAX_DIMENSIONS]; | |
83d890b9 AL |
633 | |
634 | /* These two fields are used with the Cray Pointer extension. */ | |
635 | bool cray_pointee; /* True iff this spec belongs to a cray pointee. */ | |
636 | bool cp_was_assumed; /* AS_ASSUMED_SIZE cp arrays are converted to | |
637 | AS_EXPLICIT, but we want to remember that we | |
638 | did this. */ | |
639 | ||
6de9cd9a DN |
640 | } |
641 | gfc_array_spec; | |
642 | ||
643 | #define gfc_get_array_spec() gfc_getmem(sizeof(gfc_array_spec)) | |
644 | ||
645 | ||
646 | /* Components of derived types. */ | |
647 | typedef struct gfc_component | |
648 | { | |
cb9e4f55 | 649 | const char *name; |
6de9cd9a DN |
650 | gfc_typespec ts; |
651 | ||
652 | int pointer, dimension; | |
653 | gfc_array_spec *as; | |
654 | ||
655 | tree backend_decl; | |
656 | locus loc; | |
657 | struct gfc_expr *initializer; | |
658 | struct gfc_component *next; | |
659 | } | |
660 | gfc_component; | |
661 | ||
662 | #define gfc_get_component() gfc_getmem(sizeof(gfc_component)) | |
663 | ||
664 | /* Formal argument lists are lists of symbols. */ | |
665 | typedef struct gfc_formal_arglist | |
666 | { | |
4f613946 | 667 | /* Symbol representing the argument at this position in the arglist. */ |
6de9cd9a | 668 | struct gfc_symbol *sym; |
4f613946 | 669 | /* Points to the next formal argument. */ |
6de9cd9a DN |
670 | struct gfc_formal_arglist *next; |
671 | } | |
672 | gfc_formal_arglist; | |
673 | ||
674 | #define gfc_get_formal_arglist() gfc_getmem(sizeof(gfc_formal_arglist)) | |
675 | ||
676 | ||
677 | /* The gfc_actual_arglist structure is for actual arguments. */ | |
678 | typedef struct gfc_actual_arglist | |
679 | { | |
cb9e4f55 | 680 | const char *name; |
6de9cd9a DN |
681 | /* Alternate return label when the expr member is null. */ |
682 | struct gfc_st_label *label; | |
683 | ||
1600fe22 TS |
684 | /* This is set to the type of an eventual omitted optional |
685 | argument. This is used to determine if a hidden string length | |
686 | argument has to be added to a function call. */ | |
687 | bt missing_arg_type; | |
688 | ||
6de9cd9a DN |
689 | struct gfc_expr *expr; |
690 | struct gfc_actual_arglist *next; | |
691 | } | |
692 | gfc_actual_arglist; | |
693 | ||
694 | #define gfc_get_actual_arglist() gfc_getmem(sizeof(gfc_actual_arglist)) | |
695 | ||
696 | ||
697 | /* Because a symbol can belong to multiple namelists, they must be | |
698 | linked externally to the symbol itself. */ | |
699 | typedef struct gfc_namelist | |
700 | { | |
701 | struct gfc_symbol *sym; | |
702 | struct gfc_namelist *next; | |
703 | } | |
704 | gfc_namelist; | |
705 | ||
706 | #define gfc_get_namelist() gfc_getmem(sizeof(gfc_namelist)) | |
707 | ||
6c7a4dfd JJ |
708 | enum |
709 | { | |
710 | OMP_LIST_PRIVATE, | |
711 | OMP_LIST_FIRSTPRIVATE, | |
712 | OMP_LIST_LASTPRIVATE, | |
713 | OMP_LIST_COPYPRIVATE, | |
714 | OMP_LIST_SHARED, | |
715 | OMP_LIST_COPYIN, | |
716 | OMP_LIST_PLUS, | |
717 | OMP_LIST_REDUCTION_FIRST = OMP_LIST_PLUS, | |
718 | OMP_LIST_MULT, | |
719 | OMP_LIST_SUB, | |
720 | OMP_LIST_AND, | |
721 | OMP_LIST_OR, | |
722 | OMP_LIST_EQV, | |
723 | OMP_LIST_NEQV, | |
724 | OMP_LIST_MAX, | |
725 | OMP_LIST_MIN, | |
726 | OMP_LIST_IAND, | |
727 | OMP_LIST_IOR, | |
728 | OMP_LIST_IEOR, | |
729 | OMP_LIST_REDUCTION_LAST = OMP_LIST_IEOR, | |
730 | OMP_LIST_NUM | |
731 | }; | |
732 | ||
733 | /* Because a symbol can belong to multiple namelists, they must be | |
734 | linked externally to the symbol itself. */ | |
735 | typedef struct gfc_omp_clauses | |
736 | { | |
737 | struct gfc_expr *if_expr; | |
738 | struct gfc_expr *num_threads; | |
739 | gfc_namelist *lists[OMP_LIST_NUM]; | |
740 | enum | |
741 | { | |
742 | OMP_SCHED_NONE, | |
743 | OMP_SCHED_STATIC, | |
744 | OMP_SCHED_DYNAMIC, | |
745 | OMP_SCHED_GUIDED, | |
746 | OMP_SCHED_RUNTIME | |
747 | } sched_kind; | |
748 | struct gfc_expr *chunk_size; | |
749 | enum | |
750 | { | |
751 | OMP_DEFAULT_UNKNOWN, | |
752 | OMP_DEFAULT_NONE, | |
753 | OMP_DEFAULT_PRIVATE, | |
754 | OMP_DEFAULT_SHARED | |
755 | } default_sharing; | |
756 | bool nowait, ordered; | |
757 | } | |
758 | gfc_omp_clauses; | |
759 | ||
760 | #define gfc_get_omp_clauses() gfc_getmem(sizeof(gfc_omp_clauses)) | |
761 | ||
6de9cd9a DN |
762 | |
763 | /* The gfc_st_label structure is a doubly linked list attached to a | |
764 | namespace that records the usage of statement labels within that | |
765 | space. */ | |
766 | /* TODO: Make format/statement specifics a union. */ | |
767 | typedef struct gfc_st_label | |
768 | { | |
5cf54585 TS |
769 | BBT_HEADER(gfc_st_label); |
770 | ||
6de9cd9a DN |
771 | int value; |
772 | ||
773 | gfc_sl_type defined, referenced; | |
774 | ||
775 | struct gfc_expr *format; | |
776 | ||
777 | tree backend_decl; | |
778 | ||
779 | locus where; | |
6de9cd9a DN |
780 | } |
781 | gfc_st_label; | |
782 | ||
783 | ||
784 | /* gfc_interface()-- Interfaces are lists of symbols strung together. */ | |
785 | typedef struct gfc_interface | |
786 | { | |
787 | struct gfc_symbol *sym; | |
788 | locus where; | |
789 | struct gfc_interface *next; | |
790 | } | |
791 | gfc_interface; | |
792 | ||
793 | #define gfc_get_interface() gfc_getmem(sizeof(gfc_interface)) | |
794 | ||
795 | ||
796 | /* User operator nodes. These are like stripped down symbols. */ | |
797 | typedef struct | |
798 | { | |
cb9e4f55 | 799 | const char *name; |
6de9cd9a DN |
800 | |
801 | gfc_interface *operator; | |
802 | struct gfc_namespace *ns; | |
803 | gfc_access access; | |
804 | } | |
805 | gfc_user_op; | |
806 | ||
807 | /* Symbol nodes. These are important things. They are what the | |
808 | standard refers to as "entities". The possibly multiple names that | |
809 | refer to the same entity are accomplished by a binary tree of | |
810 | symtree structures that is balanced by the red-black method-- more | |
811 | than one symtree node can point to any given symbol. */ | |
812 | ||
813 | typedef struct gfc_symbol | |
814 | { | |
cb9e4f55 TS |
815 | const char *name; /* Primary name, before renaming */ |
816 | const char *module; /* Module this symbol came from */ | |
6de9cd9a DN |
817 | locus declared_at; |
818 | ||
819 | gfc_typespec ts; | |
820 | symbol_attribute attr; | |
821 | ||
822 | /* The interface member points to the formal argument list if the | |
823 | symbol is a function or subroutine name. If the symbol is a | |
824 | generic name, the generic member points to the list of | |
825 | interfaces. */ | |
826 | ||
827 | gfc_interface *generic; | |
828 | gfc_access component_access; | |
829 | ||
830 | gfc_formal_arglist *formal; | |
831 | struct gfc_namespace *formal_ns; | |
832 | ||
833 | struct gfc_expr *value; /* Parameter/Initializer value */ | |
834 | gfc_array_spec *as; | |
835 | struct gfc_symbol *result; /* function result symbol */ | |
836 | gfc_component *components; /* Derived type components */ | |
837 | ||
83d890b9 AL |
838 | /* Defined only for Cray pointees; points to their pointer. */ |
839 | struct gfc_symbol *cp_pointer; | |
840 | ||
9056bd70 | 841 | struct gfc_symbol *common_next; /* Links for COMMON syms */ |
30aabb86 PT |
842 | |
843 | /* This is in fact a gfc_common_head but it is only used for pointer | |
844 | comparisons to check if symbols are in the same common block. */ | |
845 | struct gfc_common_head* common_head; | |
846 | ||
6de9cd9a DN |
847 | /* Make sure setup code for dummy arguments is generated in the correct |
848 | order. */ | |
849 | int dummy_order; | |
850 | ||
0e9a445b PT |
851 | int entry_id; |
852 | ||
6de9cd9a DN |
853 | gfc_namelist *namelist, *namelist_tail; |
854 | ||
855 | /* Change management fields. Symbols that might be modified by the | |
856 | current statement have the mark member nonzero and are kept in a | |
857 | singly linked list through the tlink field. Of these symbols, | |
858 | symbols with old_symbol equal to NULL are symbols created within | |
859 | the current statement. Otherwise, old_symbol points to a copy of | |
860 | the old symbol. */ | |
861 | ||
862 | struct gfc_symbol *old_symbol, *tlink; | |
863 | unsigned mark:1, new:1; | |
5291e69a PB |
864 | /* Nonzero if all equivalences associated with this symbol have been |
865 | processed. */ | |
866 | unsigned equiv_built:1; | |
31708dc6 RS |
867 | /* Set if this variable is used as an index name in a FORALL. */ |
868 | unsigned forall_index:1; | |
6de9cd9a DN |
869 | int refs; |
870 | struct gfc_namespace *ns; /* namespace containing this symbol */ | |
871 | ||
872 | tree backend_decl; | |
6de9cd9a DN |
873 | } |
874 | gfc_symbol; | |
875 | ||
876 | ||
9056bd70 TS |
877 | /* This structure is used to keep track of symbols in common blocks. */ |
878 | ||
30aabb86 | 879 | typedef struct gfc_common_head |
9056bd70 TS |
880 | { |
881 | locus where; | |
6c7a4dfd | 882 | char use_assoc, saved, threadprivate; |
53814b8f | 883 | char name[GFC_MAX_SYMBOL_LEN + 1]; |
30aabb86 | 884 | struct gfc_symbol *head; |
949446f5 | 885 | } |
9056bd70 TS |
886 | gfc_common_head; |
887 | ||
888 | #define gfc_get_common_head() gfc_getmem(sizeof(gfc_common_head)) | |
889 | ||
890 | ||
3d79abbd PB |
891 | /* A list of all the alternate entry points for a procedure. */ |
892 | ||
893 | typedef struct gfc_entry_list | |
894 | { | |
895 | /* The symbol for this entry point. */ | |
896 | gfc_symbol *sym; | |
897 | /* The zero-based id of this entry point. */ | |
898 | int id; | |
899 | /* The LABEL_EXPR marking this entry point. */ | |
900 | tree label; | |
901 | /* The nest item in the list. */ | |
902 | struct gfc_entry_list *next; | |
903 | } | |
904 | gfc_entry_list; | |
905 | ||
906 | #define gfc_get_entry_list() \ | |
907 | (gfc_entry_list *) gfc_getmem(sizeof(gfc_entry_list)) | |
9056bd70 | 908 | |
6de9cd9a DN |
909 | /* Within a namespace, symbols are pointed to by symtree nodes that |
910 | are linked together in a balanced binary tree. There can be | |
911 | several symtrees pointing to the same symbol node via USE | |
912 | statements. */ | |
913 | ||
6de9cd9a DN |
914 | typedef struct gfc_symtree |
915 | { | |
916 | BBT_HEADER (gfc_symtree); | |
cb9e4f55 | 917 | const char *name; |
6de9cd9a DN |
918 | int ambiguous; |
919 | union | |
920 | { | |
921 | gfc_symbol *sym; /* Symbol associated with this node */ | |
922 | gfc_user_op *uop; | |
9056bd70 | 923 | gfc_common_head *common; |
6de9cd9a DN |
924 | } |
925 | n; | |
926 | ||
927 | } | |
928 | gfc_symtree; | |
929 | ||
3d79abbd PB |
930 | /* A namespace describes the contents of procedure, module or |
931 | interface block. */ | |
932 | /* ??? Anything else use these? */ | |
933 | ||
6de9cd9a DN |
934 | typedef struct gfc_namespace |
935 | { | |
4f613946 TS |
936 | /* Tree containing all the symbols in this namespace. */ |
937 | gfc_symtree *sym_root; | |
938 | /* Tree containing all the user-defined operators in the namespace. */ | |
939 | gfc_symtree *uop_root; | |
940 | /* Tree containing all the common blocks. */ | |
949446f5 | 941 | gfc_symtree *common_root; |
6de9cd9a | 942 | |
4f613946 | 943 | /* If set_flag[letter] is set, an implicit type has been set for letter. */ |
6de9cd9a | 944 | int set_flag[GFC_LETTERS]; |
4f613946 TS |
945 | /* Keeps track of the implicit types associated with the letters. */ |
946 | gfc_typespec default_type[GFC_LETTERS]; | |
6de9cd9a | 947 | |
4f613946 | 948 | /* If this is a namespace of a procedure, this points to the procedure. */ |
6de9cd9a | 949 | struct gfc_symbol *proc_name; |
4f613946 TS |
950 | /* If this is the namespace of a unit which contains executable |
951 | code, this points to it. */ | |
6de9cd9a | 952 | struct gfc_code *code; |
4f613946 TS |
953 | |
954 | /* Points to the equivalences set up in this namespace. */ | |
6de9cd9a | 955 | struct gfc_equiv *equiv; |
61321991 PT |
956 | |
957 | /* Points to the equivalence groups produced by trans_common. */ | |
958 | struct gfc_equiv_list *equiv_lists; | |
959 | ||
4f613946 TS |
960 | gfc_interface *operator[GFC_INTRINSIC_OPS]; |
961 | ||
962 | /* Points to the parent namespace, i.e. the namespace of a module or | |
963 | procedure in which the procedure belonging to this namespace is | |
964 | contained. The parent namespace points to this namespace either | |
965 | directly via CONTAINED, or indirectly via the chain built by | |
966 | SIBLING. */ | |
967 | struct gfc_namespace *parent; | |
968 | /* CONTAINED points to the first contained namespace. Sibling | |
969 | namespaces are chained via SIBLING. */ | |
970 | struct gfc_namespace *contained, *sibling; | |
971 | ||
972 | gfc_common_head blank_common; | |
6de9cd9a DN |
973 | gfc_access default_access, operator_access[GFC_INTRINSIC_OPS]; |
974 | ||
975 | gfc_st_label *st_labels; | |
294fbfc8 TS |
976 | /* This list holds information about all the data initializers in |
977 | this namespace. */ | |
6de9cd9a DN |
978 | struct gfc_data *data; |
979 | ||
980 | gfc_charlen *cl_list; | |
981 | ||
4c1f4f52 | 982 | int save_all, seen_save, seen_implicit_none; |
3d79abbd PB |
983 | |
984 | /* Normally we don't need to refcount namespaces. However when we read | |
985 | a module containing a function with multiple entry points, this | |
986 | will appear as several functions with the same formal namespace. */ | |
987 | int refs; | |
988 | ||
989 | /* A list of all alternate entry points to this procedure (or NULL). */ | |
990 | gfc_entry_list *entries; | |
0de4325e TS |
991 | |
992 | /* Set to 1 if namespace is a BLOCK DATA program unit. */ | |
993 | int is_block_data; | |
6de9cd9a DN |
994 | } |
995 | gfc_namespace; | |
996 | ||
997 | extern gfc_namespace *gfc_current_ns; | |
998 | ||
c9543002 TS |
999 | /* Global symbols are symbols of global scope. Currently we only use |
1000 | this to detect collisions already when parsing. | |
1001 | TODO: Extend to verify procedure calls. */ | |
1002 | ||
1003 | typedef struct gfc_gsymbol | |
1004 | { | |
1005 | BBT_HEADER(gfc_gsymbol); | |
1006 | ||
973a384d | 1007 | const char *name; |
c9543002 TS |
1008 | enum { GSYM_UNKNOWN=1, GSYM_PROGRAM, GSYM_FUNCTION, GSYM_SUBROUTINE, |
1009 | GSYM_MODULE, GSYM_COMMON, GSYM_BLOCK_DATA } type; | |
1010 | ||
1011 | int defined, used; | |
1012 | locus where; | |
1013 | } | |
1014 | gfc_gsymbol; | |
1015 | ||
1016 | extern gfc_gsymbol *gfc_gsym_root; | |
6de9cd9a DN |
1017 | |
1018 | /* Information on interfaces being built. */ | |
1019 | typedef struct | |
1020 | { | |
1021 | interface_type type; | |
1022 | gfc_symbol *sym; | |
1023 | gfc_namespace *ns; | |
1024 | gfc_user_op *uop; | |
1025 | gfc_intrinsic_op op; | |
1026 | } | |
1027 | gfc_interface_info; | |
1028 | ||
1029 | extern gfc_interface_info current_interface; | |
1030 | ||
1031 | ||
1032 | /* Array reference. */ | |
1033 | typedef struct gfc_array_ref | |
1034 | { | |
1035 | ar_type type; | |
1036 | int dimen; /* # of components in the reference */ | |
1037 | locus where; | |
1038 | gfc_array_spec *as; | |
1039 | ||
1040 | locus c_where[GFC_MAX_DIMENSIONS]; /* All expressions can be NULL */ | |
1041 | struct gfc_expr *start[GFC_MAX_DIMENSIONS], *end[GFC_MAX_DIMENSIONS], | |
1042 | *stride[GFC_MAX_DIMENSIONS]; | |
1043 | ||
1044 | enum | |
1045 | { DIMEN_ELEMENT = 1, DIMEN_RANGE, DIMEN_VECTOR, DIMEN_UNKNOWN } | |
1046 | dimen_type[GFC_MAX_DIMENSIONS]; | |
1047 | ||
1048 | struct gfc_expr *offset; | |
1049 | } | |
1050 | gfc_array_ref; | |
1051 | ||
1052 | #define gfc_get_array_ref() gfc_getmem(sizeof(gfc_array_ref)) | |
1053 | ||
1054 | ||
1055 | /* Component reference nodes. A variable is stored as an expression | |
1056 | node that points to the base symbol. After that, a singly linked | |
1057 | list of component reference nodes gives the variable's complete | |
1058 | resolution. The array_ref component may be present and comes | |
1059 | before the component component. */ | |
1060 | ||
1061 | typedef enum | |
1062 | { REF_ARRAY, REF_COMPONENT, REF_SUBSTRING } | |
1063 | ref_type; | |
1064 | ||
1065 | typedef struct gfc_ref | |
1066 | { | |
1067 | ref_type type; | |
1068 | ||
1069 | union | |
1070 | { | |
1071 | struct gfc_array_ref ar; | |
1072 | ||
1073 | struct | |
1074 | { | |
1075 | gfc_component *component; | |
1076 | gfc_symbol *sym; | |
1077 | } | |
1078 | c; | |
1079 | ||
1080 | struct | |
1081 | { | |
1082 | struct gfc_expr *start, *end; /* Substring */ | |
1083 | gfc_charlen *length; | |
1084 | } | |
1085 | ss; | |
1086 | ||
1087 | } | |
1088 | u; | |
1089 | ||
1090 | struct gfc_ref *next; | |
1091 | } | |
1092 | gfc_ref; | |
1093 | ||
1094 | #define gfc_get_ref() gfc_getmem(sizeof(gfc_ref)) | |
1095 | ||
1096 | ||
1097 | /* Structures representing intrinsic symbols and their arguments lists. */ | |
1098 | typedef struct gfc_intrinsic_arg | |
1099 | { | |
1100 | char name[GFC_MAX_SYMBOL_LEN + 1]; | |
1101 | ||
1102 | gfc_typespec ts; | |
1103 | int optional; | |
1104 | gfc_actual_arglist *actual; | |
1105 | ||
1106 | struct gfc_intrinsic_arg *next; | |
1107 | ||
1108 | } | |
1109 | gfc_intrinsic_arg; | |
1110 | ||
1111 | ||
4f613946 TS |
1112 | /* Specifies the various kinds of check functions used to verify the |
1113 | argument lists of intrinsic functions. fX with X an integer refer | |
1114 | to check functions of intrinsics with X arguments. f1m is used for | |
1115 | the MAX and MIN intrinsics which can have an arbitrary number of | |
1116 | arguments, f3ml is used for the MINLOC and MAXLOC intrinsics as | |
1117 | these have special semantics. */ | |
1118 | ||
6de9cd9a DN |
1119 | typedef union |
1120 | { | |
4c0c6b9f | 1121 | try (*f0)(void); |
6de9cd9a DN |
1122 | try (*f1)(struct gfc_expr *); |
1123 | try (*f1m)(gfc_actual_arglist *); | |
1124 | try (*f2)(struct gfc_expr *, struct gfc_expr *); | |
1125 | try (*f3)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *); | |
f3207b37 | 1126 | try (*f3ml)(gfc_actual_arglist *); |
7551270e | 1127 | try (*f3red)(gfc_actual_arglist *); |
6de9cd9a DN |
1128 | try (*f4)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, |
1129 | struct gfc_expr *); | |
1130 | try (*f5)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, | |
1131 | struct gfc_expr *, struct gfc_expr *); | |
1132 | } | |
1133 | gfc_check_f; | |
1134 | ||
4f613946 TS |
1135 | /* Like gfc_check_f, these specify the type of the simplification |
1136 | function associated with an intrinsic. The fX are just like in | |
1137 | gfc_check_f. cc is used for type conversion functions. */ | |
6de9cd9a DN |
1138 | |
1139 | typedef union | |
1140 | { | |
4c0c6b9f | 1141 | struct gfc_expr *(*f0)(void); |
6de9cd9a DN |
1142 | struct gfc_expr *(*f1)(struct gfc_expr *); |
1143 | struct gfc_expr *(*f2)(struct gfc_expr *, struct gfc_expr *); | |
1144 | struct gfc_expr *(*f3)(struct gfc_expr *, struct gfc_expr *, | |
1145 | struct gfc_expr *); | |
1146 | struct gfc_expr *(*f4)(struct gfc_expr *, struct gfc_expr *, | |
1147 | struct gfc_expr *, struct gfc_expr *); | |
1148 | struct gfc_expr *(*f5)(struct gfc_expr *, struct gfc_expr *, | |
1149 | struct gfc_expr *, struct gfc_expr *, | |
1150 | struct gfc_expr *); | |
1151 | struct gfc_expr *(*cc)(struct gfc_expr *, bt, int); | |
1152 | } | |
1153 | gfc_simplify_f; | |
1154 | ||
4f613946 | 1155 | /* Again like gfc_check_f, these specify the type of the resolution |
13795658 | 1156 | function associated with an intrinsic. The fX are just like in |
4f613946 TS |
1157 | gfc_check_f. f1m is used for MIN and MAX, s1 is used for abort(). |
1158 | */ | |
6de9cd9a DN |
1159 | |
1160 | typedef union | |
1161 | { | |
1162 | void (*f0)(struct gfc_expr *); | |
1163 | void (*f1)(struct gfc_expr *, struct gfc_expr *); | |
1164 | void (*f1m)(struct gfc_expr *, struct gfc_actual_arglist *); | |
1165 | void (*f2)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *); | |
1166 | void (*f3)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, | |
1167 | struct gfc_expr *); | |
1168 | void (*f4)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, | |
1169 | struct gfc_expr *, struct gfc_expr *); | |
1170 | void (*f5)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, | |
1171 | struct gfc_expr *, struct gfc_expr *, struct gfc_expr *); | |
1172 | void (*s1)(struct gfc_code *); | |
1173 | } | |
1174 | gfc_resolve_f; | |
1175 | ||
1176 | ||
1177 | typedef struct gfc_intrinsic_sym | |
1178 | { | |
cb9e4f55 | 1179 | const char *name, *lib_name; |
6de9cd9a DN |
1180 | gfc_intrinsic_arg *formal; |
1181 | gfc_typespec ts; | |
fe58e076 | 1182 | int elemental, pure, generic, specific, actual_ok, standard, noreturn; |
6de9cd9a DN |
1183 | |
1184 | gfc_simplify_f simplify; | |
1185 | gfc_check_f check; | |
1186 | gfc_resolve_f resolve; | |
1187 | struct gfc_intrinsic_sym *specific_head, *next; | |
1188 | gfc_generic_isym_id generic_id; | |
1189 | ||
1190 | } | |
1191 | gfc_intrinsic_sym; | |
1192 | ||
1193 | ||
1194 | /* Expression nodes. The expression node types deserve explanations, | |
1195 | since the last couple can be easily misconstrued: | |
1196 | ||
1197 | EXPR_OP Operator node pointing to one or two other nodes | |
1198 | EXPR_FUNCTION Function call, symbol points to function's name | |
1199 | EXPR_CONSTANT A scalar constant: Logical, String, Real, Int or Complex | |
1200 | EXPR_VARIABLE An Lvalue with a root symbol and possible reference list | |
1201 | which expresses structure, array and substring refs. | |
1202 | EXPR_NULL The NULL pointer value (which also has a basic type). | |
1203 | EXPR_SUBSTRING A substring of a constant string | |
1204 | EXPR_STRUCTURE A structure constructor | |
1205 | EXPR_ARRAY An array constructor. */ | |
1206 | ||
1207 | #include <gmp.h> | |
f8e566e5 SK |
1208 | #include <mpfr.h> |
1209 | #define GFC_RND_MODE GMP_RNDN | |
6de9cd9a DN |
1210 | |
1211 | typedef struct gfc_expr | |
1212 | { | |
1213 | expr_t expr_type; | |
1214 | ||
1215 | gfc_typespec ts; /* These two refer to the overall expression */ | |
1216 | ||
1217 | int rank; | |
1218 | mpz_t *shape; /* Can be NULL if shape is unknown at compile time */ | |
1219 | ||
6de9cd9a DN |
1220 | /* Nonnull for functions and structure constructors */ |
1221 | gfc_symtree *symtree; | |
1222 | ||
6de9cd9a DN |
1223 | gfc_ref *ref; |
1224 | ||
6de9cd9a DN |
1225 | locus where; |
1226 | ||
d3642f89 FW |
1227 | /* True if it is converted from Hollerith constant. */ |
1228 | unsigned int from_H : 1; | |
1524f80b RS |
1229 | /* True if the expression is a call to a function that returns an array, |
1230 | and if we have decided not to allocate temporary data for that array. */ | |
1231 | unsigned int inline_noncopying_intrinsic : 1; | |
d3642f89 | 1232 | |
6de9cd9a DN |
1233 | union |
1234 | { | |
6de9cd9a | 1235 | int logical; |
f8e566e5 SK |
1236 | mpz_t integer; |
1237 | ||
1238 | mpfr_t real; | |
6de9cd9a DN |
1239 | |
1240 | struct | |
1241 | { | |
f8e566e5 | 1242 | mpfr_t r, i; |
6de9cd9a DN |
1243 | } |
1244 | complex; | |
1245 | ||
58b03ab2 TS |
1246 | struct |
1247 | { | |
1248 | gfc_intrinsic_op operator; | |
1249 | gfc_user_op *uop; | |
1250 | struct gfc_expr *op1, *op2; | |
1251 | } | |
1252 | op; | |
1253 | ||
6de9cd9a DN |
1254 | struct |
1255 | { | |
1256 | gfc_actual_arglist *actual; | |
6b25a558 | 1257 | const char *name; /* Points to the ultimate name of the function */ |
6de9cd9a DN |
1258 | gfc_intrinsic_sym *isym; |
1259 | gfc_symbol *esym; | |
1260 | } | |
1261 | function; | |
1262 | ||
1263 | struct | |
1264 | { | |
1265 | int length; | |
1266 | char *string; | |
1267 | } | |
1268 | character; | |
1269 | ||
1270 | struct gfc_constructor *constructor; | |
1271 | } | |
1272 | value; | |
1273 | ||
1274 | } | |
1275 | gfc_expr; | |
1276 | ||
1277 | ||
94538bd1 | 1278 | #define gfc_get_shape(rank) ((mpz_t *) gfc_getmem((rank)*sizeof(mpz_t))) |
6de9cd9a DN |
1279 | |
1280 | /* Structures for information associated with different kinds of | |
1281 | numbers. The first set of integer parameters define all there is | |
1282 | to know about a particular kind. The rest of the elements are | |
1283 | computed from the first elements. */ | |
1284 | ||
1285 | typedef struct | |
1286 | { | |
e2cad04b | 1287 | /* Values really representable by the target. */ |
14df5747 | 1288 | mpz_t huge, pedantic_min_int, min_int, max_int; |
e2cad04b RH |
1289 | |
1290 | int kind, radix, digits, bit_size, range; | |
1291 | ||
1292 | /* True if the C type of the given name maps to this precision. | |
1293 | Note that more than one bit can be set. */ | |
1294 | unsigned int c_char : 1; | |
1295 | unsigned int c_short : 1; | |
1296 | unsigned int c_int : 1; | |
1297 | unsigned int c_long : 1; | |
1298 | unsigned int c_long_long : 1; | |
6de9cd9a DN |
1299 | } |
1300 | gfc_integer_info; | |
1301 | ||
1302 | extern gfc_integer_info gfc_integer_kinds[]; | |
1303 | ||
1304 | ||
1305 | typedef struct | |
1306 | { | |
1307 | int kind, bit_size; | |
1308 | ||
e2cad04b RH |
1309 | /* True if the C++ type bool, C99 type _Bool, maps to this precision. */ |
1310 | unsigned int c_bool : 1; | |
6de9cd9a DN |
1311 | } |
1312 | gfc_logical_info; | |
1313 | ||
1314 | extern gfc_logical_info gfc_logical_kinds[]; | |
1315 | ||
1316 | ||
1317 | typedef struct | |
1318 | { | |
2d0aa65f | 1319 | mpfr_t epsilon, huge, tiny, subnormal; |
6de9cd9a | 1320 | int kind, radix, digits, min_exponent, max_exponent; |
6de9cd9a | 1321 | int range, precision; |
e2cad04b RH |
1322 | |
1323 | /* The precision of the type as reported by GET_MODE_PRECISION. */ | |
1324 | int mode_precision; | |
1325 | ||
1326 | /* True if the C type of the given name maps to this precision. | |
1327 | Note that more than one bit can be set. */ | |
1328 | unsigned int c_float : 1; | |
1329 | unsigned int c_double : 1; | |
1330 | unsigned int c_long_double : 1; | |
6de9cd9a DN |
1331 | } |
1332 | gfc_real_info; | |
1333 | ||
1334 | extern gfc_real_info gfc_real_kinds[]; | |
1335 | ||
1336 | ||
1337 | /* Equivalence structures. Equivalent lvalues are linked along the | |
1338 | *eq pointer, equivalence sets are strung along the *next node. */ | |
1339 | typedef struct gfc_equiv | |
1340 | { | |
1341 | struct gfc_equiv *next, *eq; | |
1342 | gfc_expr *expr; | |
30aabb86 | 1343 | const char *module; |
6de9cd9a DN |
1344 | int used; |
1345 | } | |
1346 | gfc_equiv; | |
1347 | ||
1348 | #define gfc_get_equiv() gfc_getmem(sizeof(gfc_equiv)) | |
1349 | ||
61321991 PT |
1350 | /* Holds a single equivalence member after processing. */ |
1351 | typedef struct gfc_equiv_info | |
1352 | { | |
1353 | gfc_symbol *sym; | |
1354 | HOST_WIDE_INT offset; | |
37311e71 | 1355 | HOST_WIDE_INT length; |
61321991 PT |
1356 | struct gfc_equiv_info *next; |
1357 | } gfc_equiv_info; | |
1358 | ||
1359 | /* Holds equivalence groups, after they have been processed. */ | |
1360 | typedef struct gfc_equiv_list | |
1361 | { | |
1362 | gfc_equiv_info *equiv; | |
1363 | struct gfc_equiv_list *next; | |
1364 | } gfc_equiv_list; | |
6de9cd9a DN |
1365 | |
1366 | /* gfc_case stores the selector list of a case statement. The *low | |
1367 | and *high pointers can point to the same expression in the case of | |
1368 | a single value. If *high is NULL, the selection is from *low | |
1369 | upwards, if *low is NULL the selection is *high downwards. | |
1370 | ||
410d1a45 SK |
1371 | This structure has separate fields to allow single and double linked |
1372 | lists of CASEs at the same time. The singe linked list along the NEXT | |
6de9cd9a DN |
1373 | field is a list of cases for a single CASE label. The double linked |
1374 | list along the LEFT/RIGHT fields is used to detect overlap and to | |
1375 | build a table of the cases for SELECT constructs with a CHARACTER | |
1376 | case expression. */ | |
1377 | ||
1378 | typedef struct gfc_case | |
1379 | { | |
1380 | /* Where we saw this case. */ | |
1381 | locus where; | |
1382 | int n; | |
1383 | ||
1384 | /* Case range values. If (low == high), it's a single value. If one of | |
1385 | the labels is NULL, it's an unbounded case. If both are NULL, this | |
1386 | represents the default case. */ | |
1387 | gfc_expr *low, *high; | |
1388 | ||
1389 | /* Next case label in the list of cases for a single CASE label. */ | |
1390 | struct gfc_case *next; | |
1391 | ||
1392 | /* Used for detecting overlap, and for code generation. */ | |
1393 | struct gfc_case *left, *right; | |
1394 | ||
1395 | /* True if this case label can never be matched. */ | |
1396 | int unreachable; | |
1397 | } | |
1398 | gfc_case; | |
1399 | ||
1400 | #define gfc_get_case() gfc_getmem(sizeof(gfc_case)) | |
1401 | ||
1402 | ||
1403 | typedef struct | |
1404 | { | |
1405 | gfc_expr *var, *start, *end, *step; | |
1406 | } | |
1407 | gfc_iterator; | |
1408 | ||
1409 | #define gfc_get_iterator() gfc_getmem(sizeof(gfc_iterator)) | |
1410 | ||
1411 | ||
f7b529fa | 1412 | /* Allocation structure for ALLOCATE, DEALLOCATE and NULLIFY statements. */ |
6de9cd9a DN |
1413 | |
1414 | typedef struct gfc_alloc | |
1415 | { | |
1416 | gfc_expr *expr; | |
1417 | struct gfc_alloc *next; | |
1418 | } | |
1419 | gfc_alloc; | |
1420 | ||
1421 | #define gfc_get_alloc() gfc_getmem(sizeof(gfc_alloc)) | |
1422 | ||
1423 | ||
1424 | typedef struct | |
1425 | { | |
1426 | gfc_expr *unit, *file, *status, *access, *form, *recl, | |
181c9f4a | 1427 | *blank, *position, *action, *delim, *pad, *iostat, *iomsg, *convert; |
6de9cd9a DN |
1428 | gfc_st_label *err; |
1429 | } | |
1430 | gfc_open; | |
1431 | ||
1432 | ||
1433 | typedef struct | |
1434 | { | |
7aba8abe | 1435 | gfc_expr *unit, *status, *iostat, *iomsg; |
6de9cd9a DN |
1436 | gfc_st_label *err; |
1437 | } | |
1438 | gfc_close; | |
1439 | ||
1440 | ||
1441 | typedef struct | |
1442 | { | |
7aba8abe | 1443 | gfc_expr *unit, *iostat, *iomsg; |
6de9cd9a DN |
1444 | gfc_st_label *err; |
1445 | } | |
1446 | gfc_filepos; | |
1447 | ||
1448 | ||
1449 | typedef struct | |
1450 | { | |
1451 | gfc_expr *unit, *file, *iostat, *exist, *opened, *number, *named, | |
1452 | *name, *access, *sequential, *direct, *form, *formatted, | |
1453 | *unformatted, *recl, *nextrec, *blank, *position, *action, *read, | |
014ec6ee | 1454 | *write, *readwrite, *delim, *pad, *iolength, *iomsg, *convert, *strm_pos; |
6de9cd9a DN |
1455 | |
1456 | gfc_st_label *err; | |
1457 | ||
1458 | } | |
1459 | gfc_inquire; | |
1460 | ||
1461 | ||
1462 | typedef struct | |
1463 | { | |
7aba8abe | 1464 | gfc_expr *io_unit, *format_expr, *rec, *advance, *iostat, *size, *iomsg; |
6de9cd9a DN |
1465 | |
1466 | gfc_symbol *namelist; | |
1467 | /* A format_label of `format_asterisk' indicates the "*" format */ | |
1468 | gfc_st_label *format_label; | |
1469 | gfc_st_label *err, *end, *eor; | |
1470 | ||
e0e85e06 | 1471 | locus eor_where, end_where, err_where; |
6de9cd9a DN |
1472 | } |
1473 | gfc_dt; | |
1474 | ||
1475 | ||
1476 | typedef struct gfc_forall_iterator | |
1477 | { | |
1478 | gfc_expr *var, *start, *end, *stride; | |
1479 | struct gfc_forall_iterator *next; | |
1480 | } | |
1481 | gfc_forall_iterator; | |
1482 | ||
1483 | ||
1484 | /* Executable statements that fill gfc_code structures. */ | |
1485 | typedef enum | |
1486 | { | |
1487 | EXEC_NOP = 1, EXEC_ASSIGN, EXEC_LABEL_ASSIGN, EXEC_POINTER_ASSIGN, | |
476220e7 | 1488 | EXEC_GOTO, EXEC_CALL, EXEC_ASSIGN_CALL, EXEC_RETURN, EXEC_ENTRY, |
3d79abbd | 1489 | EXEC_PAUSE, EXEC_STOP, EXEC_CONTINUE, |
6de9cd9a DN |
1490 | EXEC_IF, EXEC_ARITHMETIC_IF, EXEC_DO, EXEC_DO_WHILE, EXEC_SELECT, |
1491 | EXEC_FORALL, EXEC_WHERE, EXEC_CYCLE, EXEC_EXIT, | |
1492 | EXEC_ALLOCATE, EXEC_DEALLOCATE, | |
1493 | EXEC_OPEN, EXEC_CLOSE, | |
1494 | EXEC_READ, EXEC_WRITE, EXEC_IOLENGTH, EXEC_TRANSFER, EXEC_DT_END, | |
6c7a4dfd JJ |
1495 | EXEC_BACKSPACE, EXEC_ENDFILE, EXEC_INQUIRE, EXEC_REWIND, EXEC_FLUSH, |
1496 | EXEC_OMP_CRITICAL, EXEC_OMP_DO, EXEC_OMP_FLUSH, EXEC_OMP_MASTER, | |
1497 | EXEC_OMP_ORDERED, EXEC_OMP_PARALLEL, EXEC_OMP_PARALLEL_DO, | |
1498 | EXEC_OMP_PARALLEL_SECTIONS, EXEC_OMP_PARALLEL_WORKSHARE, | |
1499 | EXEC_OMP_SECTIONS, EXEC_OMP_SINGLE, EXEC_OMP_WORKSHARE, | |
1500 | EXEC_OMP_ATOMIC, EXEC_OMP_BARRIER, EXEC_OMP_END_NOWAIT, | |
1501 | EXEC_OMP_END_SINGLE | |
6de9cd9a DN |
1502 | } |
1503 | gfc_exec_op; | |
1504 | ||
1505 | typedef struct gfc_code | |
1506 | { | |
1507 | gfc_exec_op op; | |
1508 | ||
1509 | struct gfc_code *block, *next; | |
1510 | locus loc; | |
1511 | ||
1512 | gfc_st_label *here, *label, *label2, *label3; | |
1513 | gfc_symtree *symtree; | |
1514 | gfc_expr *expr, *expr2; | |
1515 | /* A name isn't sufficient to identify a subroutine, we need the actual | |
1516 | symbol for the interface definition. | |
1517 | const char *sub_name; */ | |
1518 | gfc_symbol *resolved_sym; | |
1519 | ||
1520 | union | |
1521 | { | |
1522 | gfc_actual_arglist *actual; | |
1523 | gfc_case *case_list; | |
1524 | gfc_iterator *iterator; | |
1525 | gfc_alloc *alloc_list; | |
1526 | gfc_open *open; | |
1527 | gfc_close *close; | |
1528 | gfc_filepos *filepos; | |
1529 | gfc_inquire *inquire; | |
1530 | gfc_dt *dt; | |
1531 | gfc_forall_iterator *forall_iterator; | |
1532 | struct gfc_code *whichloop; | |
1533 | int stop_code; | |
3d79abbd | 1534 | gfc_entry_list *entry; |
6c7a4dfd JJ |
1535 | gfc_omp_clauses *omp_clauses; |
1536 | const char *omp_name; | |
1537 | gfc_namelist *omp_namelist; | |
1538 | bool omp_bool; | |
6de9cd9a DN |
1539 | } |
1540 | ext; /* Points to additional structures required by statement */ | |
1541 | ||
1542 | /* Backend_decl is used for cycle and break labels in do loops, and | |
949446f5 | 1543 | probably for other constructs as well, once we translate them. */ |
6de9cd9a DN |
1544 | tree backend_decl; |
1545 | } | |
1546 | gfc_code; | |
1547 | ||
1548 | ||
1549 | /* Storage for DATA statements. */ | |
1550 | typedef struct gfc_data_variable | |
1551 | { | |
1552 | gfc_expr *expr; | |
1553 | gfc_iterator iter; | |
1554 | struct gfc_data_variable *list, *next; | |
1555 | } | |
1556 | gfc_data_variable; | |
1557 | ||
1558 | ||
1559 | typedef struct gfc_data_value | |
1560 | { | |
b8502435 | 1561 | unsigned int repeat; |
6de9cd9a | 1562 | gfc_expr *expr; |
6de9cd9a DN |
1563 | struct gfc_data_value *next; |
1564 | } | |
1565 | gfc_data_value; | |
1566 | ||
1567 | ||
1568 | typedef struct gfc_data | |
1569 | { | |
1570 | gfc_data_variable *var; | |
1571 | gfc_data_value *value; | |
1572 | locus where; | |
1573 | ||
1574 | struct gfc_data *next; | |
1575 | } | |
1576 | gfc_data; | |
1577 | ||
1578 | #define gfc_get_data_variable() gfc_getmem(sizeof(gfc_data_variable)) | |
1579 | #define gfc_get_data_value() gfc_getmem(sizeof(gfc_data_value)) | |
1580 | #define gfc_get_data() gfc_getmem(sizeof(gfc_data)) | |
1581 | ||
1582 | ||
1583 | /* Structure for holding compile options */ | |
1584 | typedef struct | |
1585 | { | |
6de9cd9a DN |
1586 | char *module_dir; |
1587 | gfc_source_form source_form; | |
16ab8e74 BF |
1588 | /* When fixed_line_length or free_line_length are 0, the whole line is used. |
1589 | ||
1590 | Default is -1, the maximum line length mandated by the respective source | |
1591 | form is used: | |
1592 | for FORM_FREE GFC_MAX_LINE (132) | |
1593 | else 72. | |
1594 | ||
1595 | If fixed_line_length or free_line_length is not 0 nor -1 then the user has | |
1596 | requested a specific line-length. | |
1597 | ||
1598 | If the user requests a fixed_line_length <7 then gfc_init_options() | |
1599 | emits a fatal error. */ | |
1600 | int fixed_line_length; /* maximum line length in fixed-form. */ | |
1601 | int free_line_length; /* maximum line length in free-form. */ | |
6de9cd9a DN |
1602 | int max_identifier_length; |
1603 | int verbose; | |
1604 | ||
1605 | int warn_aliasing; | |
3fbab549 | 1606 | int warn_ampersand; |
6de9cd9a DN |
1607 | int warn_conversion; |
1608 | int warn_implicit_interface; | |
1609 | int warn_line_truncation; | |
1610 | int warn_surprising; | |
840bd9f7 SK |
1611 | int warn_tabs; |
1612 | int warn_underflow; | |
6de9cd9a DN |
1613 | int warn_unused_labels; |
1614 | ||
a23eec13 | 1615 | int flag_all_intrinsics; |
3ae9eb27 SK |
1616 | int flag_default_double; |
1617 | int flag_default_integer; | |
1618 | int flag_default_real; | |
6de9cd9a DN |
1619 | int flag_dollar_ok; |
1620 | int flag_underscoring; | |
1621 | int flag_second_underscore; | |
1622 | int flag_implicit_none; | |
1623 | int flag_max_stack_var_size; | |
1624 | int flag_module_access_private; | |
1625 | int flag_no_backend; | |
54554825 | 1626 | int flag_range_check; |
6de9cd9a DN |
1627 | int flag_pack_derived; |
1628 | int flag_repack_arrays; | |
2d7c7df6 | 1629 | int flag_preprocessed; |
973ff4c0 | 1630 | int flag_f2c; |
ee5426a4 | 1631 | int flag_automatic; |
131c66cd | 1632 | int flag_backslash; |
83d890b9 | 1633 | int flag_cray_pointer; |
e0bcf78c | 1634 | int flag_d_lines; |
6c7a4dfd | 1635 | int flag_openmp; |
6de9cd9a DN |
1636 | |
1637 | int q_kind; | |
3ae9eb27 | 1638 | |
944b8b35 FXC |
1639 | int fpe; |
1640 | ||
6de9cd9a DN |
1641 | int warn_std; |
1642 | int allow_std; | |
b7892582 | 1643 | int warn_nonstd_intrinsics; |
25d8f0a2 | 1644 | int fshort_enums; |
eaa90d25 | 1645 | int convert; |
d67ab5ee | 1646 | int record_marker; |
6de9cd9a DN |
1647 | } |
1648 | gfc_option_t; | |
1649 | ||
1650 | extern gfc_option_t gfc_option; | |
1651 | ||
1652 | ||
1653 | /* Constructor nodes for array and structure constructors. */ | |
1654 | typedef struct gfc_constructor | |
1655 | { | |
1656 | gfc_expr *expr; | |
1657 | gfc_iterator *iterator; | |
1658 | locus where; | |
1659 | struct gfc_constructor *next; | |
1660 | struct | |
1661 | { | |
1662 | mpz_t offset; /* Record the offset of array element which appears in | |
1663 | data statement like "data a(5)/4/". */ | |
1664 | gfc_component *component; /* Record the component being initialized. */ | |
1665 | } | |
1666 | n; | |
1667 | mpz_t repeat; /* Record the repeat number of initial values in data | |
1668 | statement like "data a/5*10/". */ | |
1669 | } | |
1670 | gfc_constructor; | |
1671 | ||
1672 | ||
1673 | typedef struct iterator_stack | |
1674 | { | |
1675 | gfc_symtree *variable; | |
1676 | mpz_t value; | |
1677 | struct iterator_stack *prev; | |
1678 | } | |
1679 | iterator_stack; | |
1680 | extern iterator_stack *iter_stack; | |
1681 | ||
1682 | /************************ Function prototypes *************************/ | |
1683 | ||
1684 | /* data.c */ | |
1685 | void gfc_formalize_init_value (gfc_symbol *); | |
1686 | void gfc_get_section_index (gfc_array_ref *, mpz_t *, mpz_t *); | |
1687 | void gfc_assign_data_value (gfc_expr *, gfc_expr *, mpz_t); | |
b8502435 | 1688 | void gfc_assign_data_value_range (gfc_expr *, gfc_expr *, mpz_t, mpz_t); |
6de9cd9a DN |
1689 | void gfc_advance_section (mpz_t *, gfc_array_ref *, mpz_t *); |
1690 | ||
1691 | /* scanner.c */ | |
1692 | void gfc_scanner_done_1 (void); | |
1693 | void gfc_scanner_init_1 (void); | |
1694 | ||
1695 | void gfc_add_include_path (const char *); | |
1696 | void gfc_release_include_path (void); | |
b424a572 | 1697 | FILE *gfc_open_included_file (const char *, bool); |
6de9cd9a | 1698 | |
6de9cd9a DN |
1699 | int gfc_at_end (void); |
1700 | int gfc_at_eof (void); | |
1701 | int gfc_at_bol (void); | |
1702 | int gfc_at_eol (void); | |
1703 | void gfc_advance_line (void); | |
1704 | int gfc_check_include (void); | |
1705 | ||
1706 | void gfc_skip_comments (void); | |
1707 | int gfc_next_char_literal (int); | |
1708 | int gfc_next_char (void); | |
1709 | int gfc_peek_char (void); | |
1710 | void gfc_error_recovery (void); | |
1711 | void gfc_gobble_whitespace (void); | |
e0bcf78c | 1712 | try gfc_new_file (void); |
2d7c7df6 | 1713 | const char * gfc_read_orig_filename (const char *, const char **); |
6de9cd9a | 1714 | |
d4fa05b9 | 1715 | extern gfc_source_form gfc_current_form; |
e0bcf78c | 1716 | extern const char *gfc_source_file; |
63645982 | 1717 | extern locus gfc_current_locus; |
6de9cd9a DN |
1718 | |
1719 | /* misc.c */ | |
1720 | void *gfc_getmem (size_t) ATTRIBUTE_MALLOC; | |
1721 | void gfc_free (void *); | |
1722 | int gfc_terminal_width(void); | |
1723 | void gfc_clear_ts (gfc_typespec *); | |
1724 | FILE *gfc_open_file (const char *); | |
6de9cd9a DN |
1725 | const char *gfc_basic_typename (bt); |
1726 | const char *gfc_typename (gfc_typespec *); | |
1727 | ||
1728 | #define gfc_op2string(OP) (OP == INTRINSIC_ASSIGN ? \ | |
1729 | "=" : gfc_code2string (intrinsic_operators, OP)) | |
1730 | ||
1731 | const char *gfc_code2string (const mstring *, int); | |
1732 | int gfc_string2code (const mstring *, const char *); | |
1733 | const char *gfc_intent_string (sym_intent); | |
1734 | ||
1735 | void gfc_init_1 (void); | |
1736 | void gfc_init_2 (void); | |
1737 | void gfc_done_1 (void); | |
1738 | void gfc_done_2 (void); | |
1739 | ||
1740 | /* options.c */ | |
1741 | unsigned int gfc_init_options (unsigned int, const char **); | |
1742 | int gfc_handle_option (size_t, const char *, int); | |
1743 | bool gfc_post_options (const char **); | |
1744 | ||
1745 | /* iresolve.c */ | |
6b25a558 | 1746 | const char * gfc_get_string (const char *, ...) ATTRIBUTE_PRINTF_1; |
6de9cd9a DN |
1747 | |
1748 | /* error.c */ | |
1749 | ||
1750 | typedef struct gfc_error_buf | |
1751 | { | |
1752 | int flag; | |
d71b89ca JJ |
1753 | size_t allocated, index; |
1754 | char *message; | |
6de9cd9a DN |
1755 | } gfc_error_buf; |
1756 | ||
1757 | void gfc_error_init_1 (void); | |
1758 | void gfc_buffer_error (int); | |
1759 | ||
0ce0154c KG |
1760 | void gfc_warning (const char *, ...) ATTRIBUTE_GCC_GFC(1,2); |
1761 | void gfc_warning_now (const char *, ...) ATTRIBUTE_GCC_GFC(1,2); | |
6de9cd9a DN |
1762 | void gfc_clear_warning (void); |
1763 | void gfc_warning_check (void); | |
1764 | ||
0ce0154c KG |
1765 | void gfc_error (const char *, ...) ATTRIBUTE_GCC_GFC(1,2); |
1766 | void gfc_error_now (const char *, ...) ATTRIBUTE_GCC_GFC(1,2); | |
1767 | void gfc_fatal_error (const char *, ...) ATTRIBUTE_NORETURN ATTRIBUTE_GCC_GFC(1,2); | |
1768 | void gfc_internal_error (const char *, ...) ATTRIBUTE_NORETURN ATTRIBUTE_GCC_GFC(1,2); | |
6de9cd9a DN |
1769 | void gfc_clear_error (void); |
1770 | int gfc_error_check (void); | |
1771 | ||
8f0d39a8 | 1772 | notification gfc_notification_std (int); |
0ce0154c | 1773 | try gfc_notify_std (int, const char *, ...) ATTRIBUTE_GCC_GFC(2,3); |
6de9cd9a DN |
1774 | |
1775 | /* A general purpose syntax error. */ | |
1776 | #define gfc_syntax_error(ST) \ | |
1777 | gfc_error ("Syntax error in %s statement at %C", gfc_ascii_statement (ST)); | |
1778 | ||
1779 | void gfc_push_error (gfc_error_buf *); | |
1780 | void gfc_pop_error (gfc_error_buf *); | |
d71b89ca | 1781 | void gfc_free_error (gfc_error_buf *); |
6de9cd9a DN |
1782 | |
1783 | void gfc_status (const char *, ...) ATTRIBUTE_PRINTF_1; | |
1784 | void gfc_status_char (char); | |
1785 | ||
1786 | void gfc_get_errors (int *, int *); | |
1787 | ||
1788 | /* arith.c */ | |
1789 | void gfc_arith_init_1 (void); | |
1790 | void gfc_arith_done_1 (void); | |
25d8f0a2 TS |
1791 | gfc_expr *gfc_enum_initializer (gfc_expr *, locus); |
1792 | arith gfc_check_integer_range (mpz_t p, int kind); | |
6de9cd9a | 1793 | |
5e8e542f | 1794 | /* trans-types.c */ |
e7a2d5fb | 1795 | int gfc_validate_kind (bt, int, bool); |
6de9cd9a | 1796 | extern int gfc_index_integer_kind; |
9d64df18 | 1797 | extern int gfc_default_integer_kind; |
f4e7375a | 1798 | extern int gfc_max_integer_kind; |
9d64df18 TS |
1799 | extern int gfc_default_real_kind; |
1800 | extern int gfc_default_double_kind; | |
1801 | extern int gfc_default_character_kind; | |
1802 | extern int gfc_default_logical_kind; | |
1803 | extern int gfc_default_complex_kind; | |
e8525382 | 1804 | extern int gfc_c_int_kind; |
014ec6ee | 1805 | extern int gfc_intio_kind; |
6de9cd9a DN |
1806 | |
1807 | /* symbol.c */ | |
1808 | void gfc_clear_new_implicit (void); | |
1107b970 PB |
1809 | try gfc_add_new_implicit_range (int, int); |
1810 | try gfc_merge_new_implicit (gfc_typespec *); | |
6de9cd9a | 1811 | void gfc_set_implicit_none (void); |
6de9cd9a DN |
1812 | |
1813 | gfc_typespec *gfc_get_default_type (gfc_symbol *, gfc_namespace *); | |
1814 | try gfc_set_default_type (gfc_symbol *, int, gfc_namespace *); | |
1815 | ||
1816 | void gfc_set_component_attr (gfc_component *, symbol_attribute *); | |
1817 | void gfc_get_component_attr (symbol_attribute *, gfc_component *); | |
1818 | ||
1819 | void gfc_set_sym_referenced (gfc_symbol * sym); | |
1820 | ||
ef6a0629 | 1821 | try gfc_add_attribute (symbol_attribute *, locus *, unsigned int); |
6de9cd9a | 1822 | try gfc_add_allocatable (symbol_attribute *, locus *); |
231b2fcc | 1823 | try gfc_add_dimension (symbol_attribute *, const char *, locus *); |
6de9cd9a DN |
1824 | try gfc_add_external (symbol_attribute *, locus *); |
1825 | try gfc_add_intrinsic (symbol_attribute *, locus *); | |
1826 | try gfc_add_optional (symbol_attribute *, locus *); | |
1827 | try gfc_add_pointer (symbol_attribute *, locus *); | |
83d890b9 AL |
1828 | try gfc_add_cray_pointer (symbol_attribute *, locus *); |
1829 | try gfc_add_cray_pointee (symbol_attribute *, locus *); | |
1830 | try gfc_mod_pointee_as (gfc_array_spec *as); | |
231b2fcc TS |
1831 | try gfc_add_result (symbol_attribute *, const char *, locus *); |
1832 | try gfc_add_save (symbol_attribute *, const char *, locus *); | |
6c7a4dfd | 1833 | try gfc_add_threadprivate (symbol_attribute *, const char *, locus *); |
6de9cd9a DN |
1834 | try gfc_add_saved_common (symbol_attribute *, locus *); |
1835 | try gfc_add_target (symbol_attribute *, locus *); | |
231b2fcc TS |
1836 | try gfc_add_dummy (symbol_attribute *, const char *, locus *); |
1837 | try gfc_add_generic (symbol_attribute *, const char *, locus *); | |
6de9cd9a | 1838 | try gfc_add_common (symbol_attribute *, locus *); |
231b2fcc | 1839 | try gfc_add_in_common (symbol_attribute *, const char *, locus *); |
e8ec07e1 | 1840 | try gfc_add_in_equivalence (symbol_attribute *, const char *, locus *); |
231b2fcc TS |
1841 | try gfc_add_data (symbol_attribute *, const char *, locus *); |
1842 | try gfc_add_in_namelist (symbol_attribute *, const char *, locus *); | |
1843 | try gfc_add_sequence (symbol_attribute *, const char *, locus *); | |
6de9cd9a DN |
1844 | try gfc_add_elemental (symbol_attribute *, locus *); |
1845 | try gfc_add_pure (symbol_attribute *, locus *); | |
1846 | try gfc_add_recursive (symbol_attribute *, locus *); | |
231b2fcc TS |
1847 | try gfc_add_function (symbol_attribute *, const char *, locus *); |
1848 | try gfc_add_subroutine (symbol_attribute *, const char *, locus *); | |
1849 | ||
1850 | try gfc_add_access (symbol_attribute *, gfc_access, const char *, locus *); | |
1851 | try gfc_add_flavor (symbol_attribute *, sym_flavor, const char *, locus *); | |
1852 | try gfc_add_entry (symbol_attribute *, const char *, locus *); | |
1853 | try gfc_add_procedure (symbol_attribute *, procedure_type, | |
1854 | const char *, locus *); | |
6de9cd9a DN |
1855 | try gfc_add_intent (symbol_attribute *, sym_intent, locus *); |
1856 | try gfc_add_explicit_interface (gfc_symbol *, ifsrc, | |
1857 | gfc_formal_arglist *, locus *); | |
1858 | try gfc_add_type (gfc_symbol *, gfc_typespec *, locus *); | |
1859 | ||
1860 | void gfc_clear_attr (symbol_attribute *); | |
1861 | try gfc_missing_attr (symbol_attribute *, locus *); | |
1862 | try gfc_copy_attr (symbol_attribute *, symbol_attribute *, locus *); | |
1863 | ||
1864 | try gfc_add_component (gfc_symbol *, const char *, gfc_component **); | |
1865 | gfc_symbol *gfc_use_derived (gfc_symbol *); | |
1866 | gfc_symtree *gfc_use_derived_tree (gfc_symtree *); | |
1867 | gfc_component *gfc_find_component (gfc_symbol *, const char *); | |
1868 | ||
1869 | gfc_st_label *gfc_get_st_label (int); | |
1870 | void gfc_free_st_label (gfc_st_label *); | |
1871 | void gfc_define_st_label (gfc_st_label *, gfc_sl_type, locus *); | |
1872 | try gfc_reference_st_label (gfc_st_label *, gfc_sl_type); | |
1873 | ||
0366dfe9 | 1874 | gfc_namespace *gfc_get_namespace (gfc_namespace *, int); |
6de9cd9a DN |
1875 | gfc_symtree *gfc_new_symtree (gfc_symtree **, const char *); |
1876 | gfc_symtree *gfc_find_symtree (gfc_symtree *, const char *); | |
1877 | gfc_user_op *gfc_get_uop (const char *); | |
1878 | gfc_user_op *gfc_find_uop (const char *, gfc_namespace *); | |
1879 | void gfc_free_symbol (gfc_symbol *); | |
1880 | gfc_symbol *gfc_new_symbol (const char *, gfc_namespace *); | |
1881 | int gfc_find_symbol (const char *, gfc_namespace *, int, gfc_symbol **); | |
1882 | int gfc_find_sym_tree (const char *, gfc_namespace *, int, gfc_symtree **); | |
1883 | int gfc_get_symbol (const char *, gfc_namespace *, gfc_symbol **); | |
1884 | int gfc_get_sym_tree (const char *, gfc_namespace *, gfc_symtree **); | |
1885 | int gfc_get_ha_symbol (const char *, gfc_symbol **); | |
1886 | int gfc_get_ha_sym_tree (const char *, gfc_symtree **); | |
1887 | ||
1888 | int gfc_symbols_could_alias (gfc_symbol *, gfc_symbol *); | |
1889 | ||
1890 | void gfc_undo_symbols (void); | |
1891 | void gfc_commit_symbols (void); | |
810306f2 | 1892 | void gfc_commit_symbol (gfc_symbol * sym); |
6de9cd9a DN |
1893 | void gfc_free_namespace (gfc_namespace *); |
1894 | ||
1895 | void gfc_symbol_init_2 (void); | |
1896 | void gfc_symbol_done_2 (void); | |
1897 | ||
9056bd70 | 1898 | void gfc_traverse_symtree (gfc_symtree *, void (*)(gfc_symtree *)); |
6de9cd9a DN |
1899 | void gfc_traverse_ns (gfc_namespace *, void (*)(gfc_symbol *)); |
1900 | void gfc_traverse_user_op (gfc_namespace *, void (*)(gfc_user_op *)); | |
1901 | void gfc_save_all (gfc_namespace *); | |
1902 | ||
1903 | void gfc_symbol_state (void); | |
1904 | ||
cb9e4f55 TS |
1905 | gfc_gsymbol *gfc_get_gsymbol (const char *); |
1906 | gfc_gsymbol *gfc_find_gsymbol (gfc_gsymbol *, const char *); | |
c9543002 | 1907 | |
6de9cd9a DN |
1908 | /* intrinsic.c */ |
1909 | extern int gfc_init_expr; | |
1910 | ||
1911 | /* Given a symbol that we have decided is intrinsic, mark it as such | |
1912 | by placing it into a special module that is otherwise impossible to | |
1913 | read or write. */ | |
1914 | ||
cb9e4f55 | 1915 | #define gfc_intrinsic_symbol(SYM) SYM->module = gfc_get_string ("(intrinsic)") |
6de9cd9a DN |
1916 | |
1917 | void gfc_intrinsic_init_1 (void); | |
1918 | void gfc_intrinsic_done_1 (void); | |
1919 | ||
1920 | char gfc_type_letter (bt); | |
1921 | gfc_symbol * gfc_get_intrinsic_sub_symbol (const char *); | |
1922 | try gfc_convert_type (gfc_expr *, gfc_typespec *, int); | |
1923 | try gfc_convert_type_warn (gfc_expr *, gfc_typespec *, int, int); | |
1924 | int gfc_generic_intrinsic (const char *); | |
1925 | int gfc_specific_intrinsic (const char *); | |
1926 | int gfc_intrinsic_name (const char *, int); | |
1927 | gfc_intrinsic_sym *gfc_find_function (const char *); | |
1928 | ||
1929 | match gfc_intrinsic_func_interface (gfc_expr *, int); | |
1930 | match gfc_intrinsic_sub_interface (gfc_code *, int); | |
1931 | ||
1932 | /* simplify.c */ | |
1933 | void gfc_simplify_init_1 (void); | |
6de9cd9a DN |
1934 | |
1935 | /* match.c -- FIXME */ | |
1936 | void gfc_free_iterator (gfc_iterator *, int); | |
1937 | void gfc_free_forall_iterator (gfc_forall_iterator *); | |
1938 | void gfc_free_alloc_list (gfc_alloc *); | |
1939 | void gfc_free_namelist (gfc_namelist *); | |
1940 | void gfc_free_equiv (gfc_equiv *); | |
1941 | void gfc_free_data (gfc_data *); | |
1942 | void gfc_free_case_list (gfc_case *); | |
1943 | ||
b6398823 PT |
1944 | /* matchexp.c -- FIXME too? */ |
1945 | gfc_expr *gfc_get_parentheses (gfc_expr *); | |
1946 | ||
6c7a4dfd JJ |
1947 | /* openmp.c */ |
1948 | void gfc_free_omp_clauses (gfc_omp_clauses *); | |
1949 | void gfc_resolve_omp_directive (gfc_code *, gfc_namespace *); | |
1950 | void gfc_resolve_do_iterator (gfc_code *, gfc_symbol *); | |
1951 | void gfc_resolve_omp_parallel_blocks (gfc_code *, gfc_namespace *); | |
1952 | void gfc_resolve_omp_do_blocks (gfc_code *, gfc_namespace *); | |
1953 | ||
6de9cd9a DN |
1954 | /* expr.c */ |
1955 | void gfc_free_actual_arglist (gfc_actual_arglist *); | |
1956 | gfc_actual_arglist *gfc_copy_actual_arglist (gfc_actual_arglist *); | |
1957 | const char *gfc_extract_int (gfc_expr *, int *); | |
1958 | ||
1959 | gfc_expr *gfc_build_conversion (gfc_expr *); | |
1960 | void gfc_free_ref_list (gfc_ref *); | |
1961 | void gfc_type_convert_binary (gfc_expr *); | |
1962 | int gfc_is_constant_expr (gfc_expr *); | |
1963 | try gfc_simplify_expr (gfc_expr *, int); | |
4075a94e | 1964 | int gfc_has_vector_index (gfc_expr *); |
6de9cd9a DN |
1965 | |
1966 | gfc_expr *gfc_get_expr (void); | |
1967 | void gfc_free_expr (gfc_expr *); | |
1968 | void gfc_replace_expr (gfc_expr *, gfc_expr *); | |
1969 | gfc_expr *gfc_int_expr (int); | |
1970 | gfc_expr *gfc_logical_expr (int, locus *); | |
1971 | mpz_t *gfc_copy_shape (mpz_t *, int); | |
94538bd1 | 1972 | mpz_t *gfc_copy_shape_excluding (mpz_t *, int, gfc_expr *); |
6de9cd9a DN |
1973 | gfc_expr *gfc_copy_expr (gfc_expr *); |
1974 | ||
1975 | try gfc_specification_expr (gfc_expr *); | |
1976 | ||
1977 | int gfc_numeric_ts (gfc_typespec *); | |
1978 | int gfc_kind_max (gfc_expr *, gfc_expr *); | |
1979 | ||
1980 | try gfc_check_conformance (const char *, gfc_expr *, gfc_expr *); | |
1981 | try gfc_check_assign (gfc_expr *, gfc_expr *, int); | |
1982 | try gfc_check_pointer_assign (gfc_expr *, gfc_expr *); | |
1983 | try gfc_check_assign_symbol (gfc_symbol *, gfc_expr *); | |
1984 | ||
54b4ba60 | 1985 | gfc_expr *gfc_default_initializer (gfc_typespec *); |
294fbfc8 TS |
1986 | gfc_expr *gfc_get_variable_expr (gfc_symtree *); |
1987 | ||
47992a4a | 1988 | void gfc_expr_set_symbols_referenced (gfc_expr * expr); |
54b4ba60 | 1989 | |
6de9cd9a DN |
1990 | /* st.c */ |
1991 | extern gfc_code new_st; | |
1992 | ||
1993 | void gfc_clear_new_st (void); | |
1994 | gfc_code *gfc_get_code (void); | |
1995 | gfc_code *gfc_append_code (gfc_code *, gfc_code *); | |
1996 | void gfc_free_statement (gfc_code *); | |
1997 | void gfc_free_statements (gfc_code *); | |
1998 | ||
1999 | /* resolve.c */ | |
2000 | try gfc_resolve_expr (gfc_expr *); | |
2001 | void gfc_resolve (gfc_namespace *); | |
6c7a4dfd | 2002 | void gfc_resolve_blocks (gfc_code *, gfc_namespace *); |
6de9cd9a DN |
2003 | int gfc_impure_variable (gfc_symbol *); |
2004 | int gfc_pure (gfc_symbol *); | |
2005 | int gfc_elemental (gfc_symbol *); | |
8d5cfa27 | 2006 | try gfc_resolve_iterator (gfc_iterator *, bool); |
6de9cd9a | 2007 | try gfc_resolve_index (gfc_expr *, int); |
bf302220 | 2008 | try gfc_resolve_dim_arg (gfc_expr *); |
4213f93b | 2009 | int gfc_is_formal_arg (void); |
6de9cd9a DN |
2010 | |
2011 | /* array.c */ | |
2012 | void gfc_free_array_spec (gfc_array_spec *); | |
2013 | gfc_array_ref *gfc_copy_array_ref (gfc_array_ref *); | |
2014 | ||
2015 | try gfc_set_array_spec (gfc_symbol *, gfc_array_spec *, locus *); | |
2016 | gfc_array_spec *gfc_copy_array_spec (gfc_array_spec *); | |
2017 | try gfc_resolve_array_spec (gfc_array_spec *, int); | |
2018 | ||
2019 | int gfc_compare_array_spec (gfc_array_spec *, gfc_array_spec *); | |
2020 | ||
2021 | gfc_expr *gfc_start_constructor (bt, int, locus *); | |
2022 | void gfc_append_constructor (gfc_expr *, gfc_expr *); | |
2023 | void gfc_free_constructor (gfc_constructor *); | |
2024 | void gfc_simplify_iterator_var (gfc_expr *); | |
2025 | try gfc_expand_constructor (gfc_expr *); | |
2026 | int gfc_constant_ac (gfc_expr *); | |
2027 | int gfc_expanded_ac (gfc_expr *); | |
1855915a | 2028 | void gfc_resolve_character_array_constructor (gfc_expr *); |
6de9cd9a DN |
2029 | try gfc_resolve_array_constructor (gfc_expr *); |
2030 | try gfc_check_constructor_type (gfc_expr *); | |
2031 | try gfc_check_iter_variable (gfc_expr *); | |
2032 | try gfc_check_constructor (gfc_expr *, try (*)(gfc_expr *)); | |
2033 | gfc_constructor *gfc_copy_constructor (gfc_constructor * src); | |
2034 | gfc_expr *gfc_get_array_element (gfc_expr *, int); | |
2035 | try gfc_array_size (gfc_expr *, mpz_t *); | |
2036 | try gfc_array_dimen_size (gfc_expr *, int, mpz_t *); | |
2037 | try gfc_array_ref_shape (gfc_array_ref *, mpz_t *); | |
2038 | gfc_array_ref *gfc_find_array_ref (gfc_expr *); | |
2039 | void gfc_insert_constructor (gfc_expr *, gfc_constructor *); | |
2040 | gfc_constructor *gfc_get_constructor (void); | |
2041 | tree gfc_conv_array_initializer (tree type, gfc_expr * expr); | |
2042 | try spec_size (gfc_array_spec *, mpz_t *); | |
4077d207 | 2043 | int gfc_is_compile_time_shape (gfc_array_spec *); |
6de9cd9a DN |
2044 | |
2045 | /* interface.c -- FIXME: some of these should be in symbol.c */ | |
2046 | void gfc_free_interface (gfc_interface *); | |
e0e85e06 | 2047 | int gfc_compare_derived_types (gfc_symbol *, gfc_symbol *); |
6de9cd9a DN |
2048 | int gfc_compare_types (gfc_typespec *, gfc_typespec *); |
2049 | void gfc_check_interfaces (gfc_namespace *); | |
2050 | void gfc_procedure_use (gfc_symbol *, gfc_actual_arglist **, locus *); | |
2051 | gfc_symbol *gfc_search_interface (gfc_interface *, int, | |
2052 | gfc_actual_arglist **); | |
2053 | try gfc_extend_expr (gfc_expr *); | |
2054 | void gfc_free_formal_arglist (gfc_formal_arglist *); | |
2055 | try gfc_extend_assign (gfc_code *, gfc_namespace *); | |
2056 | try gfc_add_interface (gfc_symbol * sym); | |
2057 | ||
2058 | /* io.c */ | |
2059 | extern gfc_st_label format_asterisk; | |
2060 | ||
2061 | void gfc_free_open (gfc_open *); | |
2062 | try gfc_resolve_open (gfc_open *); | |
2063 | void gfc_free_close (gfc_close *); | |
2064 | try gfc_resolve_close (gfc_close *); | |
2065 | void gfc_free_filepos (gfc_filepos *); | |
2066 | try gfc_resolve_filepos (gfc_filepos *); | |
2067 | void gfc_free_inquire (gfc_inquire *); | |
2068 | try gfc_resolve_inquire (gfc_inquire *); | |
2069 | void gfc_free_dt (gfc_dt *); | |
2070 | try gfc_resolve_dt (gfc_dt *); | |
2071 | ||
2072 | /* module.c */ | |
2073 | void gfc_module_init_2 (void); | |
2074 | void gfc_module_done_2 (void); | |
2075 | void gfc_dump_module (const char *, int); | |
af30f793 | 2076 | bool gfc_check_access (gfc_access, gfc_access); |
6de9cd9a DN |
2077 | |
2078 | /* primary.c */ | |
2079 | symbol_attribute gfc_variable_attr (gfc_expr *, gfc_typespec *); | |
2080 | symbol_attribute gfc_expr_attr (gfc_expr *); | |
2081 | ||
2082 | /* trans.c */ | |
2083 | void gfc_generate_code (gfc_namespace *); | |
2084 | void gfc_generate_module_code (gfc_namespace *); | |
2085 | ||
2086 | /* bbt.c */ | |
2087 | typedef int (*compare_fn) (void *, void *); | |
2088 | void gfc_insert_bbt (void *, void *, compare_fn); | |
2089 | void gfc_delete_bbt (void *, void *, compare_fn); | |
2090 | ||
2091 | /* dump-parse-tree.c */ | |
2092 | void gfc_show_namespace (gfc_namespace *); | |
2093 | ||
2094 | /* parse.c */ | |
2095 | try gfc_parse_file (void); | |
68ea355b | 2096 | void global_used (gfc_gsymbol *, locus *); |
6de9cd9a | 2097 | |
2990f854 PT |
2098 | /* dependency.c */ |
2099 | int gfc_dep_compare_expr (gfc_expr *, gfc_expr *); | |
2100 | ||
53814b8f | 2101 | #endif /* GCC_GFORTRAN_H */ |