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6de9cd9a | 1 | /* gfortran header file |
710a179f | 2 | Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 |
840bd9f7 | 3 | Free Software Foundation, Inc. |
6de9cd9a DN |
4 | Contributed by Andy Vaught |
5 | ||
9fc4d79b | 6 | This file is part of GCC. |
6de9cd9a | 7 | |
9fc4d79b TS |
8 | GCC is free software; you can redistribute it and/or modify it under |
9 | the terms of the GNU General Public License as published by the Free | |
10 | Software Foundation; either version 2, or (at your option) any later | |
11 | version. | |
6de9cd9a | 12 | |
9fc4d79b TS |
13 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
14 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
15 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
16 | for more details. | |
6de9cd9a DN |
17 | |
18 | You should have received a copy of the GNU General Public License | |
9fc4d79b | 19 | along with GCC; see the file COPYING. If not, write to the Free |
ab57747b KC |
20 | Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA |
21 | 02110-1301, USA. */ | |
6de9cd9a DN |
22 | |
23 | #ifndef GCC_GFORTRAN_H | |
24 | #define GCC_GFORTRAN_H | |
25 | ||
26 | /* It's probably insane to have this large of a header file, but it | |
27 | seemed like everything had to be recompiled anyway when a change | |
28 | was made to a header file, and there were ordering issues with | |
29 | multiple header files. Besides, Microsoft's winnt.h was 250k last | |
30 | time I looked, so by comparison this is perfectly reasonable. */ | |
31 | ||
6de9cd9a | 32 | #include "system.h" |
31043f6c | 33 | #include "intl.h" |
6de9cd9a | 34 | #include "coretypes.h" |
c8cc8542 | 35 | #include "input.h" |
5868cbf9 | 36 | #include "splay-tree.h" |
6de9cd9a DN |
37 | /* The following ifdefs are recommended by the autoconf documentation |
38 | for any code using alloca. */ | |
39 | ||
40 | /* AIX requires this to be the first thing in the file. */ | |
41 | #ifdef __GNUC__ | |
42 | #else /* not __GNUC__ */ | |
43 | #ifdef HAVE_ALLOCA_H | |
44 | #include <alloca.h> | |
45 | #else /* do not HAVE_ALLOCA_H */ | |
46 | #ifdef _AIX | |
47 | #pragma alloca | |
48 | #else | |
49 | #ifndef alloca /* predefined by HP cc +Olibcalls */ | |
50 | char *alloca (); | |
51 | #endif /* not predefined */ | |
52 | #endif /* not _AIX */ | |
53 | #endif /* do not HAVE_ALLOCA_H */ | |
54 | #endif /* not __GNUC__ */ | |
55 | ||
6de9cd9a DN |
56 | /* Major control parameters. */ |
57 | ||
1dde8683 | 58 | #define GFC_MAX_SYMBOL_LEN 63 /* Must be at least 63 for F2003. */ |
6de9cd9a DN |
59 | #define GFC_MAX_DIMENSIONS 7 /* Maximum dimensions in an array. */ |
60 | #define GFC_LETTERS 26 /* Number of letters in the alphabet. */ | |
6de9cd9a | 61 | |
07b3bbf2 TK |
62 | #define MAX_SUBRECORD_LENGTH 2147483639 /* 2**31-9 */ |
63 | ||
64 | ||
6de9cd9a DN |
65 | #define free(x) Use_gfc_free_instead_of_free() |
66 | #define gfc_is_whitespace(c) ((c==' ') || (c=='\t')) | |
67 | ||
68 | #ifndef NULL | |
69 | #define NULL ((void *) 0) | |
70 | #endif | |
71 | ||
72 | /* Stringization. */ | |
73 | #define stringize(x) expand_macro(x) | |
74 | #define expand_macro(x) # x | |
75 | ||
76 | /* For a the runtime library, a standard prefix is a requirement to | |
77 | avoid cluttering the namespace with things nobody asked for. It's | |
78 | ugly to look at and a pain to type when you add the prefix by hand, | |
79 | so we hide it behind a macro. */ | |
80 | #define PREFIX(x) "_gfortran_" x | |
5b200ac2 | 81 | #define PREFIX_LEN 10 |
6de9cd9a | 82 | |
30aabb86 PT |
83 | #define BLANK_COMMON_NAME "__BLNK__" |
84 | ||
6de9cd9a DN |
85 | /* Macro to initialize an mstring structure. */ |
86 | #define minit(s, t) { s, NULL, t } | |
87 | ||
88 | /* Structure for storing strings to be matched by gfc_match_string. */ | |
89 | typedef struct | |
90 | { | |
91 | const char *string; | |
92 | const char *mp; | |
93 | int tag; | |
94 | } | |
95 | mstring; | |
96 | ||
97 | ||
902c2ed4 | 98 | /* Flags to specify which standard/extension contains a feature. */ |
c0309c74 RS |
99 | #define GFC_STD_LEGACY (1<<6) /* Backward compatibility. */ |
100 | #define GFC_STD_GNU (1<<5) /* GNU Fortran extension. */ | |
101 | #define GFC_STD_F2003 (1<<4) /* New in F2003. */ | |
d87008f2 BM |
102 | /* Note that no additional features were deleted or made obsolescent |
103 | in F2003. */ | |
c0309c74 RS |
104 | #define GFC_STD_F95 (1<<3) /* New in F95. */ |
105 | #define GFC_STD_F95_DEL (1<<2) /* Deleted in F95. */ | |
d87008f2 BM |
106 | #define GFC_STD_F95_OBS (1<<1) /* Obsolescent in F95. */ |
107 | #define GFC_STD_F77 (1<<0) /* Included in F77, but not | |
108 | deleted or obsolescent in | |
109 | later standards. */ | |
6de9cd9a | 110 | |
944b8b35 FXC |
111 | /* Bitmasks for the various FPE that can be enabled. */ |
112 | #define GFC_FPE_INVALID (1<<0) | |
113 | #define GFC_FPE_DENORMAL (1<<1) | |
114 | #define GFC_FPE_ZERO (1<<2) | |
115 | #define GFC_FPE_OVERFLOW (1<<3) | |
116 | #define GFC_FPE_UNDERFLOW (1<<4) | |
117 | #define GFC_FPE_PRECISION (1<<5) | |
118 | ||
eaa90d25 TK |
119 | /* Keep this in sync with libgfortran/io/io.h ! */ |
120 | ||
121 | typedef enum | |
122 | { CONVERT_NATIVE=0, CONVERT_SWAP, CONVERT_BIG, CONVERT_LITTLE } | |
123 | options_convert; | |
124 | ||
944b8b35 | 125 | |
6de9cd9a DN |
126 | /*************************** Enums *****************************/ |
127 | ||
128 | /* The author remains confused to this day about the convention of | |
129 | returning '0' for 'SUCCESS'... or was it the other way around? The | |
130 | following enum makes things much more readable. We also start | |
131 | values off at one instead of zero. */ | |
132 | ||
133 | typedef enum | |
134 | { SUCCESS = 1, FAILURE } | |
135 | try; | |
136 | ||
8f0d39a8 FXC |
137 | /* This is returned by gfc_notification_std to know if, given the flags |
138 | that were given (-std=, -pedantic) we should issue an error, a warning | |
139 | or nothing. */ | |
140 | ||
141 | typedef enum | |
142 | { SILENT, WARNING, ERROR } | |
143 | notification; | |
144 | ||
6de9cd9a DN |
145 | /* Matchers return one of these three values. The difference between |
146 | MATCH_NO and MATCH_ERROR is that MATCH_ERROR means that a match was | |
147 | successful, but that something non-syntactic is wrong and an error | |
148 | has already been issued. */ | |
149 | ||
150 | typedef enum | |
151 | { MATCH_NO = 1, MATCH_YES, MATCH_ERROR } | |
152 | match; | |
153 | ||
154 | typedef enum | |
155 | { FORM_FREE, FORM_FIXED, FORM_UNKNOWN } | |
156 | gfc_source_form; | |
157 | ||
158 | typedef enum | |
159 | { BT_UNKNOWN = 1, BT_INTEGER, BT_REAL, BT_COMPLEX, | |
d3642f89 | 160 | BT_LOGICAL, BT_CHARACTER, BT_DERIVED, BT_PROCEDURE, BT_HOLLERITH |
6de9cd9a DN |
161 | } |
162 | bt; | |
163 | ||
164 | /* Expression node types. */ | |
165 | typedef enum | |
166 | { EXPR_OP = 1, EXPR_FUNCTION, EXPR_CONSTANT, EXPR_VARIABLE, | |
167 | EXPR_SUBSTRING, EXPR_STRUCTURE, EXPR_ARRAY, EXPR_NULL | |
168 | } | |
169 | expr_t; | |
170 | ||
171 | /* Array types. */ | |
172 | typedef enum | |
173 | { AS_EXPLICIT = 1, AS_ASSUMED_SHAPE, AS_DEFERRED, | |
174 | AS_ASSUMED_SIZE, AS_UNKNOWN | |
175 | } | |
176 | array_type; | |
177 | ||
178 | typedef enum | |
179 | { AR_FULL = 1, AR_ELEMENT, AR_SECTION, AR_UNKNOWN } | |
180 | ar_type; | |
181 | ||
182 | /* Statement label types. */ | |
183 | typedef enum | |
184 | { ST_LABEL_UNKNOWN = 1, ST_LABEL_TARGET, | |
185 | ST_LABEL_BAD_TARGET, ST_LABEL_FORMAT | |
186 | } | |
187 | gfc_sl_type; | |
188 | ||
189 | /* Intrinsic operators. */ | |
190 | typedef enum | |
191 | { GFC_INTRINSIC_BEGIN = 0, | |
192 | INTRINSIC_NONE = -1, INTRINSIC_UPLUS = GFC_INTRINSIC_BEGIN, | |
193 | INTRINSIC_UMINUS, INTRINSIC_PLUS, INTRINSIC_MINUS, INTRINSIC_TIMES, | |
194 | INTRINSIC_DIVIDE, INTRINSIC_POWER, INTRINSIC_CONCAT, | |
195 | INTRINSIC_AND, INTRINSIC_OR, INTRINSIC_EQV, INTRINSIC_NEQV, | |
196 | INTRINSIC_EQ, INTRINSIC_NE, INTRINSIC_GT, INTRINSIC_GE, | |
197 | INTRINSIC_LT, INTRINSIC_LE, INTRINSIC_NOT, INTRINSIC_USER, | |
2414e1d6 | 198 | INTRINSIC_ASSIGN, INTRINSIC_PARENTHESES, |
6de9cd9a DN |
199 | GFC_INTRINSIC_END /* Sentinel */ |
200 | } | |
201 | gfc_intrinsic_op; | |
202 | ||
203 | ||
204 | /* Strings for all intrinsic operators. */ | |
205 | extern mstring intrinsic_operators[]; | |
206 | ||
207 | ||
208 | /* This macro is the number of intrinsic operators that exist. | |
209 | Assumptions are made about the numbering of the interface_op enums. */ | |
210 | #define GFC_INTRINSIC_OPS GFC_INTRINSIC_END | |
211 | ||
212 | /* Arithmetic results. */ | |
213 | typedef enum | |
f8e566e5 | 214 | { ARITH_OK = 1, ARITH_OVERFLOW, ARITH_UNDERFLOW, ARITH_NAN, |
0de27aac | 215 | ARITH_DIV0, ARITH_INCOMMENSURATE, ARITH_ASYMMETRIC |
6de9cd9a DN |
216 | } |
217 | arith; | |
218 | ||
219 | /* Statements. */ | |
220 | typedef enum | |
221 | { | |
222 | ST_ARITHMETIC_IF, ST_ALLOCATE, ST_ATTR_DECL, ST_BACKSPACE, ST_BLOCK_DATA, | |
223 | ST_CALL, ST_CASE, ST_CLOSE, ST_COMMON, ST_CONTINUE, ST_CONTAINS, ST_CYCLE, | |
224 | ST_DATA, ST_DATA_DECL, ST_DEALLOCATE, ST_DO, ST_ELSE, ST_ELSEIF, | |
225 | ST_ELSEWHERE, ST_END_BLOCK_DATA, ST_ENDDO, ST_IMPLIED_ENDDO, | |
6403ec5f JB |
226 | ST_END_FILE, ST_FLUSH, ST_END_FORALL, ST_END_FUNCTION, ST_ENDIF, |
227 | ST_END_INTERFACE, ST_END_MODULE, ST_END_PROGRAM, ST_END_SELECT, | |
228 | ST_END_SUBROUTINE, ST_END_WHERE, ST_END_TYPE, ST_ENTRY, ST_EQUIVALENCE, | |
229 | ST_EXIT, ST_FORALL, ST_FORALL_BLOCK, ST_FORMAT, ST_FUNCTION, ST_GOTO, | |
8998be20 | 230 | ST_IF_BLOCK, ST_IMPLICIT, ST_IMPLICIT_NONE, ST_IMPORT, ST_INQUIRE, ST_INTERFACE, |
6403ec5f JB |
231 | ST_PARAMETER, ST_MODULE, ST_MODULE_PROC, ST_NAMELIST, ST_NULLIFY, ST_OPEN, |
232 | ST_PAUSE, ST_PRIVATE, ST_PROGRAM, ST_PUBLIC, ST_READ, ST_RETURN, ST_REWIND, | |
233 | ST_STOP, ST_SUBROUTINE, ST_TYPE, ST_USE, ST_WHERE_BLOCK, ST_WHERE, ST_WRITE, | |
234 | ST_ASSIGNMENT, ST_POINTER_ASSIGNMENT, ST_SELECT_CASE, ST_SEQUENCE, | |
235 | ST_SIMPLE_IF, ST_STATEMENT_FUNCTION, ST_DERIVED_DECL, ST_LABEL_ASSIGNMENT, | |
6c7a4dfd JJ |
236 | ST_ENUM, ST_ENUMERATOR, ST_END_ENUM, |
237 | ST_OMP_ATOMIC, ST_OMP_BARRIER, ST_OMP_CRITICAL, ST_OMP_END_CRITICAL, | |
238 | ST_OMP_END_DO, ST_OMP_END_MASTER, ST_OMP_END_ORDERED, ST_OMP_END_PARALLEL, | |
239 | ST_OMP_END_PARALLEL_DO, ST_OMP_END_PARALLEL_SECTIONS, | |
240 | ST_OMP_END_PARALLEL_WORKSHARE, ST_OMP_END_SECTIONS, ST_OMP_END_SINGLE, | |
241 | ST_OMP_END_WORKSHARE, ST_OMP_DO, ST_OMP_FLUSH, ST_OMP_MASTER, ST_OMP_ORDERED, | |
242 | ST_OMP_PARALLEL, ST_OMP_PARALLEL_DO, ST_OMP_PARALLEL_SECTIONS, | |
243 | ST_OMP_PARALLEL_WORKSHARE, ST_OMP_SECTIONS, ST_OMP_SECTION, ST_OMP_SINGLE, | |
244 | ST_OMP_THREADPRIVATE, ST_OMP_WORKSHARE, | |
245 | ST_NONE | |
6de9cd9a DN |
246 | } |
247 | gfc_statement; | |
248 | ||
249 | ||
250 | /* Types of interfaces that we can have. Assignment interfaces are | |
251 | considered to be intrinsic operators. */ | |
252 | typedef enum | |
253 | { | |
254 | INTERFACE_NAMELESS = 1, INTERFACE_GENERIC, | |
255 | INTERFACE_INTRINSIC_OP, INTERFACE_USER_OP | |
256 | } | |
257 | interface_type; | |
258 | ||
259 | /* Symbol flavors: these are all mutually exclusive. | |
260 | 10 elements = 4 bits. */ | |
5f42ddb0 | 261 | typedef enum sym_flavor |
6de9cd9a DN |
262 | { |
263 | FL_UNKNOWN = 0, FL_PROGRAM, FL_BLOCK_DATA, FL_MODULE, FL_VARIABLE, | |
264 | FL_PARAMETER, FL_LABEL, FL_PROCEDURE, FL_DERIVED, FL_NAMELIST | |
265 | } | |
266 | sym_flavor; | |
267 | ||
268 | /* Procedure types. 7 elements = 3 bits. */ | |
5f42ddb0 | 269 | typedef enum procedure_type |
6de9cd9a DN |
270 | { PROC_UNKNOWN, PROC_MODULE, PROC_INTERNAL, PROC_DUMMY, |
271 | PROC_INTRINSIC, PROC_ST_FUNCTION, PROC_EXTERNAL | |
272 | } | |
273 | procedure_type; | |
274 | ||
275 | /* Intent types. */ | |
5f42ddb0 | 276 | typedef enum sym_intent |
6de9cd9a DN |
277 | { INTENT_UNKNOWN = 0, INTENT_IN, INTENT_OUT, INTENT_INOUT |
278 | } | |
279 | sym_intent; | |
280 | ||
281 | /* Access types. */ | |
5f42ddb0 KG |
282 | typedef enum gfc_access |
283 | { ACCESS_UNKNOWN = 0, ACCESS_PUBLIC, ACCESS_PRIVATE | |
6de9cd9a DN |
284 | } |
285 | gfc_access; | |
286 | ||
287 | /* Flags to keep track of where an interface came from. | |
288 | 4 elements = 2 bits. */ | |
5f42ddb0 | 289 | typedef enum ifsrc |
6de9cd9a DN |
290 | { IFSRC_UNKNOWN = 0, IFSRC_DECL, IFSRC_IFBODY, IFSRC_USAGE |
291 | } | |
292 | ifsrc; | |
293 | ||
294 | /* Strings for all symbol attributes. We use these for dumping the | |
295 | parse tree, in error messages, and also when reading and writing | |
296 | modules. In symbol.c. */ | |
297 | extern const mstring flavors[]; | |
298 | extern const mstring procedures[]; | |
299 | extern const mstring intents[]; | |
300 | extern const mstring access_types[]; | |
301 | extern const mstring ifsrc_types[]; | |
302 | ||
303 | /* Enumeration of all the generic intrinsic functions. Used by the | |
304 | backend for identification of a function. */ | |
305 | ||
306 | enum gfc_generic_isym_id | |
307 | { | |
308 | /* GFC_ISYM_NONE is used for intrinsics which will never be seen by | |
309 | the backend (eg. KIND). */ | |
310 | GFC_ISYM_NONE = 0, | |
311 | GFC_ISYM_ABS, | |
a119fc1c | 312 | GFC_ISYM_ACCESS, |
6de9cd9a DN |
313 | GFC_ISYM_ACHAR, |
314 | GFC_ISYM_ACOS, | |
1e399e23 | 315 | GFC_ISYM_ACOSH, |
6de9cd9a DN |
316 | GFC_ISYM_ADJUSTL, |
317 | GFC_ISYM_ADJUSTR, | |
318 | GFC_ISYM_AIMAG, | |
319 | GFC_ISYM_AINT, | |
320 | GFC_ISYM_ALL, | |
321 | GFC_ISYM_ALLOCATED, | |
322 | GFC_ISYM_ANINT, | |
5d723e54 | 323 | GFC_ISYM_AND, |
6de9cd9a DN |
324 | GFC_ISYM_ANY, |
325 | GFC_ISYM_ASIN, | |
1e399e23 | 326 | GFC_ISYM_ASINH, |
6de9cd9a DN |
327 | GFC_ISYM_ASSOCIATED, |
328 | GFC_ISYM_ATAN, | |
1e399e23 | 329 | GFC_ISYM_ATANH, |
6de9cd9a | 330 | GFC_ISYM_ATAN2, |
e8525382 SK |
331 | GFC_ISYM_J0, |
332 | GFC_ISYM_J1, | |
333 | GFC_ISYM_JN, | |
334 | GFC_ISYM_Y0, | |
335 | GFC_ISYM_Y1, | |
336 | GFC_ISYM_YN, | |
6de9cd9a DN |
337 | GFC_ISYM_BTEST, |
338 | GFC_ISYM_CEILING, | |
339 | GFC_ISYM_CHAR, | |
f77b6ca3 | 340 | GFC_ISYM_CHDIR, |
a119fc1c | 341 | GFC_ISYM_CHMOD, |
6de9cd9a | 342 | GFC_ISYM_CMPLX, |
b41b2534 | 343 | GFC_ISYM_COMMAND_ARGUMENT_COUNT, |
5d723e54 | 344 | GFC_ISYM_COMPLEX, |
6de9cd9a DN |
345 | GFC_ISYM_CONJG, |
346 | GFC_ISYM_COS, | |
347 | GFC_ISYM_COSH, | |
348 | GFC_ISYM_COUNT, | |
349 | GFC_ISYM_CSHIFT, | |
35059811 | 350 | GFC_ISYM_CTIME, |
6de9cd9a DN |
351 | GFC_ISYM_DBLE, |
352 | GFC_ISYM_DIM, | |
353 | GFC_ISYM_DOT_PRODUCT, | |
354 | GFC_ISYM_DPROD, | |
355 | GFC_ISYM_EOSHIFT, | |
e8525382 SK |
356 | GFC_ISYM_ERF, |
357 | GFC_ISYM_ERFC, | |
2bd74949 | 358 | GFC_ISYM_ETIME, |
6de9cd9a DN |
359 | GFC_ISYM_EXP, |
360 | GFC_ISYM_EXPONENT, | |
35059811 | 361 | GFC_ISYM_FDATE, |
5d723e54 FXC |
362 | GFC_ISYM_FGET, |
363 | GFC_ISYM_FGETC, | |
6de9cd9a | 364 | GFC_ISYM_FLOOR, |
df65f093 | 365 | GFC_ISYM_FNUM, |
5d723e54 FXC |
366 | GFC_ISYM_FPUT, |
367 | GFC_ISYM_FPUTC, | |
6de9cd9a | 368 | GFC_ISYM_FRACTION, |
df65f093 | 369 | GFC_ISYM_FSTAT, |
5d723e54 | 370 | GFC_ISYM_FTELL, |
a8c60d7f | 371 | GFC_ISYM_GETCWD, |
4c0c6b9f SK |
372 | GFC_ISYM_GETGID, |
373 | GFC_ISYM_GETPID, | |
374 | GFC_ISYM_GETUID, | |
f77b6ca3 | 375 | GFC_ISYM_HOSTNM, |
6de9cd9a DN |
376 | GFC_ISYM_IACHAR, |
377 | GFC_ISYM_IAND, | |
b41b2534 | 378 | GFC_ISYM_IARGC, |
6de9cd9a DN |
379 | GFC_ISYM_IBCLR, |
380 | GFC_ISYM_IBITS, | |
381 | GFC_ISYM_IBSET, | |
382 | GFC_ISYM_ICHAR, | |
383 | GFC_ISYM_IEOR, | |
f77b6ca3 | 384 | GFC_ISYM_IERRNO, |
6de9cd9a DN |
385 | GFC_ISYM_INDEX, |
386 | GFC_ISYM_INT, | |
bf3fb7e4 FXC |
387 | GFC_ISYM_INT2, |
388 | GFC_ISYM_INT8, | |
6de9cd9a | 389 | GFC_ISYM_IOR, |
2bd74949 | 390 | GFC_ISYM_IRAND, |
ae8b8789 | 391 | GFC_ISYM_ISATTY, |
6de9cd9a DN |
392 | GFC_ISYM_ISHFT, |
393 | GFC_ISYM_ISHFTC, | |
f77b6ca3 | 394 | GFC_ISYM_KILL, |
6de9cd9a DN |
395 | GFC_ISYM_LBOUND, |
396 | GFC_ISYM_LEN, | |
397 | GFC_ISYM_LEN_TRIM, | |
f77b6ca3 | 398 | GFC_ISYM_LINK, |
6de9cd9a DN |
399 | GFC_ISYM_LGE, |
400 | GFC_ISYM_LGT, | |
401 | GFC_ISYM_LLE, | |
402 | GFC_ISYM_LLT, | |
83d890b9 | 403 | GFC_ISYM_LOC, |
bf3fb7e4 | 404 | GFC_ISYM_LOG, |
6de9cd9a DN |
405 | GFC_ISYM_LOG10, |
406 | GFC_ISYM_LOGICAL, | |
bf3fb7e4 | 407 | GFC_ISYM_LONG, |
a119fc1c | 408 | GFC_ISYM_LSHIFT, |
bf3fb7e4 | 409 | GFC_ISYM_LSTAT, |
0d519038 | 410 | GFC_ISYM_MALLOC, |
6de9cd9a DN |
411 | GFC_ISYM_MATMUL, |
412 | GFC_ISYM_MAX, | |
413 | GFC_ISYM_MAXLOC, | |
414 | GFC_ISYM_MAXVAL, | |
bf3fb7e4 FXC |
415 | GFC_ISYM_MCLOCK, |
416 | GFC_ISYM_MCLOCK8, | |
6de9cd9a DN |
417 | GFC_ISYM_MERGE, |
418 | GFC_ISYM_MIN, | |
419 | GFC_ISYM_MINLOC, | |
420 | GFC_ISYM_MINVAL, | |
421 | GFC_ISYM_MOD, | |
422 | GFC_ISYM_MODULO, | |
423 | GFC_ISYM_NEAREST, | |
424 | GFC_ISYM_NINT, | |
425 | GFC_ISYM_NOT, | |
5d723e54 | 426 | GFC_ISYM_OR, |
6de9cd9a DN |
427 | GFC_ISYM_PACK, |
428 | GFC_ISYM_PRESENT, | |
429 | GFC_ISYM_PRODUCT, | |
2bd74949 | 430 | GFC_ISYM_RAND, |
6de9cd9a | 431 | GFC_ISYM_REAL, |
f77b6ca3 | 432 | GFC_ISYM_RENAME, |
6de9cd9a DN |
433 | GFC_ISYM_REPEAT, |
434 | GFC_ISYM_RESHAPE, | |
a119fc1c | 435 | GFC_ISYM_RSHIFT, |
6de9cd9a DN |
436 | GFC_ISYM_RRSPACING, |
437 | GFC_ISYM_SCALE, | |
438 | GFC_ISYM_SCAN, | |
2bd74949 | 439 | GFC_ISYM_SECOND, |
53096259 | 440 | GFC_ISYM_SECNDS, |
6de9cd9a DN |
441 | GFC_ISYM_SET_EXPONENT, |
442 | GFC_ISYM_SHAPE, | |
443 | GFC_ISYM_SI_KIND, | |
444 | GFC_ISYM_SIGN, | |
185d7d97 | 445 | GFC_ISYM_SIGNAL, |
6de9cd9a DN |
446 | GFC_ISYM_SIN, |
447 | GFC_ISYM_SINH, | |
448 | GFC_ISYM_SIZE, | |
449 | GFC_ISYM_SPACING, | |
450 | GFC_ISYM_SPREAD, | |
451 | GFC_ISYM_SQRT, | |
452 | GFC_ISYM_SR_KIND, | |
df65f093 | 453 | GFC_ISYM_STAT, |
6de9cd9a | 454 | GFC_ISYM_SUM, |
f77b6ca3 | 455 | GFC_ISYM_SYMLNK, |
5b1374e9 | 456 | GFC_ISYM_SYSTEM, |
6de9cd9a DN |
457 | GFC_ISYM_TAN, |
458 | GFC_ISYM_TANH, | |
f77b6ca3 FXC |
459 | GFC_ISYM_TIME, |
460 | GFC_ISYM_TIME8, | |
6de9cd9a DN |
461 | GFC_ISYM_TRANSFER, |
462 | GFC_ISYM_TRANSPOSE, | |
463 | GFC_ISYM_TRIM, | |
25fc05eb | 464 | GFC_ISYM_TTYNAM, |
6de9cd9a | 465 | GFC_ISYM_UBOUND, |
d8fe26b2 SK |
466 | GFC_ISYM_UMASK, |
467 | GFC_ISYM_UNLINK, | |
6de9cd9a DN |
468 | GFC_ISYM_UNPACK, |
469 | GFC_ISYM_VERIFY, | |
5d723e54 | 470 | GFC_ISYM_XOR, |
6de9cd9a DN |
471 | GFC_ISYM_CONVERSION |
472 | }; | |
473 | typedef enum gfc_generic_isym_id gfc_generic_isym_id; | |
474 | ||
f96d606f JD |
475 | /* Runtime errors. The EOR and EOF errors are required to be negative. |
476 | These codes must be kept synchronized with their equivalents in | |
477 | libgfortran/libgfortran.h . */ | |
478 | ||
479 | typedef enum | |
480 | { | |
481 | IOERROR_FIRST = -3, /* Marker for the first error. */ | |
482 | IOERROR_EOR = -2, | |
483 | IOERROR_END = -1, | |
484 | IOERROR_OK = 0, /* Indicates success, must be zero. */ | |
485 | IOERROR_OS = 5000, /* Operating system error, more info in errno. */ | |
486 | IOERROR_OPTION_CONFLICT, | |
487 | IOERROR_BAD_OPTION, | |
488 | IOERROR_MISSING_OPTION, | |
489 | IOERROR_ALREADY_OPEN, | |
490 | IOERROR_BAD_UNIT, | |
491 | IOERROR_FORMAT, | |
492 | IOERROR_BAD_ACTION, | |
493 | IOERROR_ENDFILE, | |
494 | IOERROR_BAD_US, | |
495 | IOERROR_READ_VALUE, | |
496 | IOERROR_READ_OVERFLOW, | |
497 | IOERROR_INTERNAL, | |
498 | IOERROR_INTERNAL_UNIT, | |
499 | IOERROR_ALLOCATION, | |
500 | IOERROR_DIRECT_EOR, | |
501 | IOERROR_SHORT_RECORD, | |
502 | IOERROR_CORRUPT_FILE, | |
503 | IOERROR_LAST /* Not a real error, the last error # + 1. */ | |
504 | } | |
505 | ioerror_codes; | |
506 | ||
507 | ||
6de9cd9a DN |
508 | /************************* Structures *****************************/ |
509 | ||
5cf54585 TS |
510 | /* Used for keeping things in balanced binary trees. */ |
511 | #define BBT_HEADER(self) int priority; struct self *left, *right | |
512 | ||
6de9cd9a DN |
513 | /* Symbol attribute structure. */ |
514 | typedef struct | |
515 | { | |
516 | /* Variable attributes. */ | |
517 | unsigned allocatable:1, dimension:1, external:1, intrinsic:1, | |
06469efd | 518 | optional:1, pointer:1, save:1, target:1, value:1, volatile_:1, |
e9bd9f7d PT |
519 | dummy:1, result:1, assign:1, threadprivate:1, not_always_present:1, |
520 | implied_index:1; | |
6de9cd9a DN |
521 | |
522 | unsigned data:1, /* Symbol is named in a DATA statement. */ | |
ee7e677f | 523 | protected:1, /* Symbol has been marked as protected. */ |
993ef28f PT |
524 | use_assoc:1, /* Symbol has been use-associated. */ |
525 | use_only:1; /* Symbol has been use-associated, with ONLY. */ | |
6de9cd9a | 526 | |
30aabb86 | 527 | unsigned in_namelist:1, in_common:1, in_equivalence:1; |
1027275d | 528 | unsigned function:1, subroutine:1, generic:1, generic_copy:1; |
d1303acd TS |
529 | unsigned implicit_type:1; /* Type defined via implicit rules. */ |
530 | unsigned untyped:1; /* No implicit type could be found. */ | |
6de9cd9a DN |
531 | |
532 | /* Function/subroutine attributes */ | |
533 | unsigned sequence:1, elemental:1, pure:1, recursive:1; | |
71f77fd7 | 534 | unsigned unmaskable:1, masked:1, contained:1, mod_proc:1; |
6de9cd9a | 535 | |
fe58e076 TK |
536 | /* This is set if the subroutine doesn't return. Currently, this |
537 | is only possible for intrinsic subroutines. */ | |
538 | unsigned noreturn:1; | |
539 | ||
3d79abbd PB |
540 | /* Set if this procedure is an alternate entry point. These procedures |
541 | don't have any code associated, and the backend will turn them into | |
542 | thunks to the master function. */ | |
543 | unsigned entry:1; | |
8b67b708 | 544 | |
3d79abbd PB |
545 | /* Set if this is the master function for a procedure with multiple |
546 | entry points. */ | |
547 | unsigned entry_master:1; | |
8b67b708 | 548 | |
d198b59a JJ |
549 | /* Set if this is the master function for a function with multiple |
550 | entry points where characteristics of the entry points differ. */ | |
551 | unsigned mixed_entry_master:1; | |
3d79abbd | 552 | |
6de9cd9a DN |
553 | /* Set if a function must always be referenced by an explicit interface. */ |
554 | unsigned always_explicit:1; | |
555 | ||
556 | /* Set if the symbol has been referenced in an expression. No further | |
557 | modification of type or type parameters is permitted. */ | |
558 | unsigned referenced:1; | |
559 | ||
993ef28f PT |
560 | /* Set if the symbol has ambiguous interfaces. */ |
561 | unsigned ambiguous_interfaces:1; | |
562 | ||
8b67b708 FXC |
563 | /* Set if the is the symbol for the main program. This is the least |
564 | cumbersome way to communicate this function property without | |
565 | strcmp'ing with __MAIN everywhere. */ | |
566 | unsigned is_main_program:1; | |
567 | ||
6de9cd9a | 568 | /* Mutually exclusive multibit attributes. */ |
5f42ddb0 KG |
569 | ENUM_BITFIELD (gfc_access) access:2; |
570 | ENUM_BITFIELD (sym_intent) intent:2; | |
571 | ENUM_BITFIELD (sym_flavor) flavor:4; | |
572 | ENUM_BITFIELD (ifsrc) if_source:2; | |
6de9cd9a | 573 | |
5f42ddb0 | 574 | ENUM_BITFIELD (procedure_type) proc:3; |
949446f5 | 575 | |
83d890b9 | 576 | /* Special attributes for Cray pointers, pointees. */ |
949446f5 | 577 | unsigned cray_pointer:1, cray_pointee:1; |
6de9cd9a | 578 | |
5046aff5 PT |
579 | /* The symbol is a derived type with allocatable components, possibly nested. |
580 | */ | |
581 | unsigned alloc_comp:1; | |
77bb16aa TB |
582 | |
583 | /* The namespace where the VOLATILE attribute has been set. */ | |
584 | struct gfc_namespace *volatile_ns; | |
6de9cd9a DN |
585 | } |
586 | symbol_attribute; | |
587 | ||
588 | ||
d4fa05b9 | 589 | /* The following three structures are used to identify a location in |
949446f5 BF |
590 | the sources. |
591 | ||
d4fa05b9 TS |
592 | gfc_file is used to maintain a tree of the source files and how |
593 | they include each other | |
6de9cd9a | 594 | |
d4fa05b9 TS |
595 | gfc_linebuf holds a single line of source code and information |
596 | which file it resides in | |
6de9cd9a | 597 | |
d4fa05b9 | 598 | locus point to the sourceline and the character in the source |
949446f5 | 599 | line. |
d4fa05b9 | 600 | */ |
6de9cd9a | 601 | |
949446f5 | 602 | typedef struct gfc_file |
6de9cd9a | 603 | { |
d4fa05b9 TS |
604 | struct gfc_file *included_by, *next, *up; |
605 | int inclusion_line, line; | |
606 | char *filename; | |
607 | } gfc_file; | |
608 | ||
949446f5 | 609 | typedef struct gfc_linebuf |
d4fa05b9 | 610 | { |
c8cc8542 PB |
611 | #ifdef USE_MAPPED_LOCATION |
612 | source_location location; | |
613 | #else | |
d4fa05b9 | 614 | int linenum; |
c8cc8542 | 615 | #endif |
d4fa05b9 TS |
616 | struct gfc_file *file; |
617 | struct gfc_linebuf *next; | |
618 | ||
ba1defa5 RG |
619 | int truncated; |
620 | ||
4cdf7223 | 621 | char line[1]; |
d4fa05b9 | 622 | } gfc_linebuf; |
4cdf7223 PB |
623 | |
624 | #define gfc_linebuf_header_size (offsetof (gfc_linebuf, line)) | |
625 | ||
949446f5 | 626 | typedef struct |
d4fa05b9 TS |
627 | { |
628 | char *nextc; | |
629 | gfc_linebuf *lb; | |
630 | } locus; | |
6de9cd9a | 631 | |
0ce0154c KG |
632 | /* In order for the "gfc" format checking to work correctly, you must |
633 | have declared a typedef locus first. */ | |
634 | #if GCC_VERSION >= 4001 | |
635 | #define ATTRIBUTE_GCC_GFC(m, n) __attribute__ ((__format__ (__gcc_gfc__, m, n))) ATTRIBUTE_NONNULL(m) | |
636 | #else | |
637 | #define ATTRIBUTE_GCC_GFC(m, n) ATTRIBUTE_NONNULL(m) | |
638 | #endif | |
639 | ||
6de9cd9a | 640 | |
6de9cd9a DN |
641 | extern int gfc_suppress_error; |
642 | ||
643 | ||
644 | /* Character length structures hold the expression that gives the | |
645 | length of a character variable. We avoid putting these into | |
646 | gfc_typespec because doing so prevents us from doing structure | |
647 | copies and forces us to deallocate any typespecs we create, as well | |
648 | as structures that contain typespecs. They also can have multiple | |
649 | character typespecs pointing to them. | |
650 | ||
651 | These structures form a singly linked list within the current | |
652 | namespace and are deallocated with the namespace. It is possible to | |
653 | end up with gfc_charlen structures that have nothing pointing to them. */ | |
654 | ||
655 | typedef struct gfc_charlen | |
656 | { | |
657 | struct gfc_expr *length; | |
658 | struct gfc_charlen *next; | |
659 | tree backend_decl; | |
110eec24 TS |
660 | |
661 | int resolved; | |
6de9cd9a DN |
662 | } |
663 | gfc_charlen; | |
664 | ||
665 | #define gfc_get_charlen() gfc_getmem(sizeof(gfc_charlen)) | |
666 | ||
667 | /* Type specification structure. FIXME: derived and cl could be union??? */ | |
668 | typedef struct | |
669 | { | |
670 | bt type; | |
671 | int kind; | |
672 | struct gfc_symbol *derived; | |
673 | gfc_charlen *cl; /* For character types only. */ | |
674 | } | |
675 | gfc_typespec; | |
676 | ||
677 | /* Array specification. */ | |
678 | typedef struct | |
679 | { | |
680 | int rank; /* A rank of zero means that a variable is a scalar. */ | |
681 | array_type type; | |
682 | struct gfc_expr *lower[GFC_MAX_DIMENSIONS], *upper[GFC_MAX_DIMENSIONS]; | |
83d890b9 AL |
683 | |
684 | /* These two fields are used with the Cray Pointer extension. */ | |
685 | bool cray_pointee; /* True iff this spec belongs to a cray pointee. */ | |
686 | bool cp_was_assumed; /* AS_ASSUMED_SIZE cp arrays are converted to | |
687 | AS_EXPLICIT, but we want to remember that we | |
688 | did this. */ | |
689 | ||
6de9cd9a DN |
690 | } |
691 | gfc_array_spec; | |
692 | ||
693 | #define gfc_get_array_spec() gfc_getmem(sizeof(gfc_array_spec)) | |
694 | ||
695 | ||
696 | /* Components of derived types. */ | |
697 | typedef struct gfc_component | |
698 | { | |
cb9e4f55 | 699 | const char *name; |
6de9cd9a DN |
700 | gfc_typespec ts; |
701 | ||
5046aff5 | 702 | int pointer, allocatable, dimension; |
6de9cd9a DN |
703 | gfc_array_spec *as; |
704 | ||
705 | tree backend_decl; | |
706 | locus loc; | |
707 | struct gfc_expr *initializer; | |
708 | struct gfc_component *next; | |
709 | } | |
710 | gfc_component; | |
711 | ||
712 | #define gfc_get_component() gfc_getmem(sizeof(gfc_component)) | |
713 | ||
714 | /* Formal argument lists are lists of symbols. */ | |
715 | typedef struct gfc_formal_arglist | |
716 | { | |
4f613946 | 717 | /* Symbol representing the argument at this position in the arglist. */ |
6de9cd9a | 718 | struct gfc_symbol *sym; |
4f613946 | 719 | /* Points to the next formal argument. */ |
6de9cd9a DN |
720 | struct gfc_formal_arglist *next; |
721 | } | |
722 | gfc_formal_arglist; | |
723 | ||
724 | #define gfc_get_formal_arglist() gfc_getmem(sizeof(gfc_formal_arglist)) | |
725 | ||
726 | ||
727 | /* The gfc_actual_arglist structure is for actual arguments. */ | |
728 | typedef struct gfc_actual_arglist | |
729 | { | |
cb9e4f55 | 730 | const char *name; |
6de9cd9a DN |
731 | /* Alternate return label when the expr member is null. */ |
732 | struct gfc_st_label *label; | |
733 | ||
1600fe22 TS |
734 | /* This is set to the type of an eventual omitted optional |
735 | argument. This is used to determine if a hidden string length | |
736 | argument has to be added to a function call. */ | |
737 | bt missing_arg_type; | |
738 | ||
6de9cd9a DN |
739 | struct gfc_expr *expr; |
740 | struct gfc_actual_arglist *next; | |
741 | } | |
742 | gfc_actual_arglist; | |
743 | ||
744 | #define gfc_get_actual_arglist() gfc_getmem(sizeof(gfc_actual_arglist)) | |
745 | ||
746 | ||
747 | /* Because a symbol can belong to multiple namelists, they must be | |
748 | linked externally to the symbol itself. */ | |
749 | typedef struct gfc_namelist | |
750 | { | |
751 | struct gfc_symbol *sym; | |
752 | struct gfc_namelist *next; | |
753 | } | |
754 | gfc_namelist; | |
755 | ||
756 | #define gfc_get_namelist() gfc_getmem(sizeof(gfc_namelist)) | |
757 | ||
6c7a4dfd JJ |
758 | enum |
759 | { | |
760 | OMP_LIST_PRIVATE, | |
761 | OMP_LIST_FIRSTPRIVATE, | |
762 | OMP_LIST_LASTPRIVATE, | |
763 | OMP_LIST_COPYPRIVATE, | |
764 | OMP_LIST_SHARED, | |
765 | OMP_LIST_COPYIN, | |
766 | OMP_LIST_PLUS, | |
767 | OMP_LIST_REDUCTION_FIRST = OMP_LIST_PLUS, | |
768 | OMP_LIST_MULT, | |
769 | OMP_LIST_SUB, | |
770 | OMP_LIST_AND, | |
771 | OMP_LIST_OR, | |
772 | OMP_LIST_EQV, | |
773 | OMP_LIST_NEQV, | |
774 | OMP_LIST_MAX, | |
775 | OMP_LIST_MIN, | |
776 | OMP_LIST_IAND, | |
777 | OMP_LIST_IOR, | |
778 | OMP_LIST_IEOR, | |
779 | OMP_LIST_REDUCTION_LAST = OMP_LIST_IEOR, | |
780 | OMP_LIST_NUM | |
781 | }; | |
782 | ||
783 | /* Because a symbol can belong to multiple namelists, they must be | |
784 | linked externally to the symbol itself. */ | |
785 | typedef struct gfc_omp_clauses | |
786 | { | |
787 | struct gfc_expr *if_expr; | |
788 | struct gfc_expr *num_threads; | |
789 | gfc_namelist *lists[OMP_LIST_NUM]; | |
790 | enum | |
791 | { | |
792 | OMP_SCHED_NONE, | |
793 | OMP_SCHED_STATIC, | |
794 | OMP_SCHED_DYNAMIC, | |
795 | OMP_SCHED_GUIDED, | |
796 | OMP_SCHED_RUNTIME | |
797 | } sched_kind; | |
798 | struct gfc_expr *chunk_size; | |
799 | enum | |
800 | { | |
801 | OMP_DEFAULT_UNKNOWN, | |
802 | OMP_DEFAULT_NONE, | |
803 | OMP_DEFAULT_PRIVATE, | |
804 | OMP_DEFAULT_SHARED | |
805 | } default_sharing; | |
806 | bool nowait, ordered; | |
807 | } | |
808 | gfc_omp_clauses; | |
809 | ||
810 | #define gfc_get_omp_clauses() gfc_getmem(sizeof(gfc_omp_clauses)) | |
811 | ||
6de9cd9a DN |
812 | |
813 | /* The gfc_st_label structure is a doubly linked list attached to a | |
814 | namespace that records the usage of statement labels within that | |
815 | space. */ | |
816 | /* TODO: Make format/statement specifics a union. */ | |
817 | typedef struct gfc_st_label | |
818 | { | |
5cf54585 TS |
819 | BBT_HEADER(gfc_st_label); |
820 | ||
6de9cd9a DN |
821 | int value; |
822 | ||
823 | gfc_sl_type defined, referenced; | |
824 | ||
825 | struct gfc_expr *format; | |
826 | ||
827 | tree backend_decl; | |
828 | ||
829 | locus where; | |
6de9cd9a DN |
830 | } |
831 | gfc_st_label; | |
832 | ||
833 | ||
834 | /* gfc_interface()-- Interfaces are lists of symbols strung together. */ | |
835 | typedef struct gfc_interface | |
836 | { | |
837 | struct gfc_symbol *sym; | |
838 | locus where; | |
839 | struct gfc_interface *next; | |
840 | } | |
841 | gfc_interface; | |
842 | ||
843 | #define gfc_get_interface() gfc_getmem(sizeof(gfc_interface)) | |
844 | ||
845 | ||
846 | /* User operator nodes. These are like stripped down symbols. */ | |
847 | typedef struct | |
848 | { | |
cb9e4f55 | 849 | const char *name; |
6de9cd9a DN |
850 | |
851 | gfc_interface *operator; | |
852 | struct gfc_namespace *ns; | |
853 | gfc_access access; | |
854 | } | |
855 | gfc_user_op; | |
856 | ||
857 | /* Symbol nodes. These are important things. They are what the | |
858 | standard refers to as "entities". The possibly multiple names that | |
859 | refer to the same entity are accomplished by a binary tree of | |
860 | symtree structures that is balanced by the red-black method-- more | |
861 | than one symtree node can point to any given symbol. */ | |
862 | ||
863 | typedef struct gfc_symbol | |
864 | { | |
cb9e4f55 TS |
865 | const char *name; /* Primary name, before renaming */ |
866 | const char *module; /* Module this symbol came from */ | |
6de9cd9a DN |
867 | locus declared_at; |
868 | ||
869 | gfc_typespec ts; | |
870 | symbol_attribute attr; | |
871 | ||
872 | /* The interface member points to the formal argument list if the | |
873 | symbol is a function or subroutine name. If the symbol is a | |
874 | generic name, the generic member points to the list of | |
875 | interfaces. */ | |
876 | ||
877 | gfc_interface *generic; | |
878 | gfc_access component_access; | |
879 | ||
880 | gfc_formal_arglist *formal; | |
881 | struct gfc_namespace *formal_ns; | |
882 | ||
883 | struct gfc_expr *value; /* Parameter/Initializer value */ | |
884 | gfc_array_spec *as; | |
885 | struct gfc_symbol *result; /* function result symbol */ | |
886 | gfc_component *components; /* Derived type components */ | |
887 | ||
83d890b9 AL |
888 | /* Defined only for Cray pointees; points to their pointer. */ |
889 | struct gfc_symbol *cp_pointer; | |
890 | ||
9056bd70 | 891 | struct gfc_symbol *common_next; /* Links for COMMON syms */ |
30aabb86 PT |
892 | |
893 | /* This is in fact a gfc_common_head but it is only used for pointer | |
894 | comparisons to check if symbols are in the same common block. */ | |
895 | struct gfc_common_head* common_head; | |
896 | ||
6de9cd9a DN |
897 | /* Make sure setup code for dummy arguments is generated in the correct |
898 | order. */ | |
899 | int dummy_order; | |
900 | ||
0e9a445b PT |
901 | int entry_id; |
902 | ||
6de9cd9a DN |
903 | gfc_namelist *namelist, *namelist_tail; |
904 | ||
905 | /* Change management fields. Symbols that might be modified by the | |
906 | current statement have the mark member nonzero and are kept in a | |
907 | singly linked list through the tlink field. Of these symbols, | |
908 | symbols with old_symbol equal to NULL are symbols created within | |
909 | the current statement. Otherwise, old_symbol points to a copy of | |
910 | the old symbol. */ | |
911 | ||
912 | struct gfc_symbol *old_symbol, *tlink; | |
913 | unsigned mark:1, new:1; | |
5291e69a PB |
914 | /* Nonzero if all equivalences associated with this symbol have been |
915 | processed. */ | |
916 | unsigned equiv_built:1; | |
31708dc6 RS |
917 | /* Set if this variable is used as an index name in a FORALL. */ |
918 | unsigned forall_index:1; | |
6de9cd9a DN |
919 | int refs; |
920 | struct gfc_namespace *ns; /* namespace containing this symbol */ | |
921 | ||
922 | tree backend_decl; | |
6de9cd9a DN |
923 | } |
924 | gfc_symbol; | |
925 | ||
926 | ||
9056bd70 TS |
927 | /* This structure is used to keep track of symbols in common blocks. */ |
928 | ||
30aabb86 | 929 | typedef struct gfc_common_head |
9056bd70 TS |
930 | { |
931 | locus where; | |
6c7a4dfd | 932 | char use_assoc, saved, threadprivate; |
53814b8f | 933 | char name[GFC_MAX_SYMBOL_LEN + 1]; |
30aabb86 | 934 | struct gfc_symbol *head; |
949446f5 | 935 | } |
9056bd70 TS |
936 | gfc_common_head; |
937 | ||
938 | #define gfc_get_common_head() gfc_getmem(sizeof(gfc_common_head)) | |
939 | ||
940 | ||
3d79abbd PB |
941 | /* A list of all the alternate entry points for a procedure. */ |
942 | ||
943 | typedef struct gfc_entry_list | |
944 | { | |
945 | /* The symbol for this entry point. */ | |
946 | gfc_symbol *sym; | |
947 | /* The zero-based id of this entry point. */ | |
948 | int id; | |
949 | /* The LABEL_EXPR marking this entry point. */ | |
950 | tree label; | |
951 | /* The nest item in the list. */ | |
952 | struct gfc_entry_list *next; | |
953 | } | |
954 | gfc_entry_list; | |
955 | ||
956 | #define gfc_get_entry_list() \ | |
957 | (gfc_entry_list *) gfc_getmem(sizeof(gfc_entry_list)) | |
9056bd70 | 958 | |
6de9cd9a DN |
959 | /* Within a namespace, symbols are pointed to by symtree nodes that |
960 | are linked together in a balanced binary tree. There can be | |
961 | several symtrees pointing to the same symbol node via USE | |
962 | statements. */ | |
963 | ||
6de9cd9a DN |
964 | typedef struct gfc_symtree |
965 | { | |
966 | BBT_HEADER (gfc_symtree); | |
cb9e4f55 | 967 | const char *name; |
6de9cd9a DN |
968 | int ambiguous; |
969 | union | |
970 | { | |
971 | gfc_symbol *sym; /* Symbol associated with this node */ | |
972 | gfc_user_op *uop; | |
9056bd70 | 973 | gfc_common_head *common; |
6de9cd9a DN |
974 | } |
975 | n; | |
976 | ||
977 | } | |
978 | gfc_symtree; | |
979 | ||
6b887797 PT |
980 | /* A linked list of derived types in the namespace. */ |
981 | typedef struct gfc_dt_list | |
982 | { | |
983 | struct gfc_symbol *derived; | |
984 | struct gfc_dt_list *next; | |
985 | } | |
986 | gfc_dt_list; | |
987 | ||
988 | #define gfc_get_dt_list() gfc_getmem(sizeof(gfc_dt_list)) | |
989 | ||
7453378e PT |
990 | /* A list of all derived types. */ |
991 | extern gfc_dt_list *gfc_derived_types; | |
6b887797 | 992 | |
3d79abbd PB |
993 | /* A namespace describes the contents of procedure, module or |
994 | interface block. */ | |
995 | /* ??? Anything else use these? */ | |
996 | ||
6de9cd9a DN |
997 | typedef struct gfc_namespace |
998 | { | |
4f613946 TS |
999 | /* Tree containing all the symbols in this namespace. */ |
1000 | gfc_symtree *sym_root; | |
1001 | /* Tree containing all the user-defined operators in the namespace. */ | |
1002 | gfc_symtree *uop_root; | |
1003 | /* Tree containing all the common blocks. */ | |
949446f5 | 1004 | gfc_symtree *common_root; |
6de9cd9a | 1005 | |
4f613946 | 1006 | /* If set_flag[letter] is set, an implicit type has been set for letter. */ |
6de9cd9a | 1007 | int set_flag[GFC_LETTERS]; |
4f613946 TS |
1008 | /* Keeps track of the implicit types associated with the letters. */ |
1009 | gfc_typespec default_type[GFC_LETTERS]; | |
6de9cd9a | 1010 | |
4f613946 | 1011 | /* If this is a namespace of a procedure, this points to the procedure. */ |
6de9cd9a | 1012 | struct gfc_symbol *proc_name; |
4f613946 TS |
1013 | /* If this is the namespace of a unit which contains executable |
1014 | code, this points to it. */ | |
6de9cd9a | 1015 | struct gfc_code *code; |
4f613946 TS |
1016 | |
1017 | /* Points to the equivalences set up in this namespace. */ | |
6de9cd9a | 1018 | struct gfc_equiv *equiv; |
61321991 PT |
1019 | |
1020 | /* Points to the equivalence groups produced by trans_common. */ | |
1021 | struct gfc_equiv_list *equiv_lists; | |
1022 | ||
4f613946 TS |
1023 | gfc_interface *operator[GFC_INTRINSIC_OPS]; |
1024 | ||
1025 | /* Points to the parent namespace, i.e. the namespace of a module or | |
1026 | procedure in which the procedure belonging to this namespace is | |
1027 | contained. The parent namespace points to this namespace either | |
1028 | directly via CONTAINED, or indirectly via the chain built by | |
1029 | SIBLING. */ | |
1030 | struct gfc_namespace *parent; | |
1031 | /* CONTAINED points to the first contained namespace. Sibling | |
1032 | namespaces are chained via SIBLING. */ | |
1033 | struct gfc_namespace *contained, *sibling; | |
1034 | ||
1035 | gfc_common_head blank_common; | |
6de9cd9a DN |
1036 | gfc_access default_access, operator_access[GFC_INTRINSIC_OPS]; |
1037 | ||
1038 | gfc_st_label *st_labels; | |
294fbfc8 TS |
1039 | /* This list holds information about all the data initializers in |
1040 | this namespace. */ | |
6de9cd9a DN |
1041 | struct gfc_data *data; |
1042 | ||
1043 | gfc_charlen *cl_list; | |
1044 | ||
4c1f4f52 | 1045 | int save_all, seen_save, seen_implicit_none; |
3d79abbd PB |
1046 | |
1047 | /* Normally we don't need to refcount namespaces. However when we read | |
1048 | a module containing a function with multiple entry points, this | |
1049 | will appear as several functions with the same formal namespace. */ | |
1050 | int refs; | |
1051 | ||
1052 | /* A list of all alternate entry points to this procedure (or NULL). */ | |
1053 | gfc_entry_list *entries; | |
0de4325e TS |
1054 | |
1055 | /* Set to 1 if namespace is a BLOCK DATA program unit. */ | |
1056 | int is_block_data; | |
8998be20 TB |
1057 | |
1058 | /* Set to 1 if namespace is an interface body with "IMPORT" used. */ | |
1059 | int has_import_set; | |
6de9cd9a DN |
1060 | } |
1061 | gfc_namespace; | |
1062 | ||
1063 | extern gfc_namespace *gfc_current_ns; | |
1064 | ||
c9543002 TS |
1065 | /* Global symbols are symbols of global scope. Currently we only use |
1066 | this to detect collisions already when parsing. | |
1067 | TODO: Extend to verify procedure calls. */ | |
1068 | ||
1069 | typedef struct gfc_gsymbol | |
1070 | { | |
1071 | BBT_HEADER(gfc_gsymbol); | |
1072 | ||
973a384d | 1073 | const char *name; |
c9543002 TS |
1074 | enum { GSYM_UNKNOWN=1, GSYM_PROGRAM, GSYM_FUNCTION, GSYM_SUBROUTINE, |
1075 | GSYM_MODULE, GSYM_COMMON, GSYM_BLOCK_DATA } type; | |
1076 | ||
1077 | int defined, used; | |
1078 | locus where; | |
1079 | } | |
1080 | gfc_gsymbol; | |
1081 | ||
1082 | extern gfc_gsymbol *gfc_gsym_root; | |
6de9cd9a DN |
1083 | |
1084 | /* Information on interfaces being built. */ | |
1085 | typedef struct | |
1086 | { | |
1087 | interface_type type; | |
1088 | gfc_symbol *sym; | |
1089 | gfc_namespace *ns; | |
1090 | gfc_user_op *uop; | |
1091 | gfc_intrinsic_op op; | |
1092 | } | |
1093 | gfc_interface_info; | |
1094 | ||
1095 | extern gfc_interface_info current_interface; | |
1096 | ||
1097 | ||
1098 | /* Array reference. */ | |
1099 | typedef struct gfc_array_ref | |
1100 | { | |
1101 | ar_type type; | |
1102 | int dimen; /* # of components in the reference */ | |
1103 | locus where; | |
1104 | gfc_array_spec *as; | |
1105 | ||
1106 | locus c_where[GFC_MAX_DIMENSIONS]; /* All expressions can be NULL */ | |
1107 | struct gfc_expr *start[GFC_MAX_DIMENSIONS], *end[GFC_MAX_DIMENSIONS], | |
1108 | *stride[GFC_MAX_DIMENSIONS]; | |
1109 | ||
1110 | enum | |
1111 | { DIMEN_ELEMENT = 1, DIMEN_RANGE, DIMEN_VECTOR, DIMEN_UNKNOWN } | |
1112 | dimen_type[GFC_MAX_DIMENSIONS]; | |
1113 | ||
1114 | struct gfc_expr *offset; | |
1115 | } | |
1116 | gfc_array_ref; | |
1117 | ||
1118 | #define gfc_get_array_ref() gfc_getmem(sizeof(gfc_array_ref)) | |
1119 | ||
1120 | ||
1121 | /* Component reference nodes. A variable is stored as an expression | |
1122 | node that points to the base symbol. After that, a singly linked | |
1123 | list of component reference nodes gives the variable's complete | |
1124 | resolution. The array_ref component may be present and comes | |
1125 | before the component component. */ | |
1126 | ||
1127 | typedef enum | |
1128 | { REF_ARRAY, REF_COMPONENT, REF_SUBSTRING } | |
1129 | ref_type; | |
1130 | ||
1131 | typedef struct gfc_ref | |
1132 | { | |
1133 | ref_type type; | |
1134 | ||
1135 | union | |
1136 | { | |
1137 | struct gfc_array_ref ar; | |
1138 | ||
1139 | struct | |
1140 | { | |
1141 | gfc_component *component; | |
1142 | gfc_symbol *sym; | |
1143 | } | |
1144 | c; | |
1145 | ||
1146 | struct | |
1147 | { | |
1148 | struct gfc_expr *start, *end; /* Substring */ | |
1149 | gfc_charlen *length; | |
1150 | } | |
1151 | ss; | |
1152 | ||
1153 | } | |
1154 | u; | |
1155 | ||
1156 | struct gfc_ref *next; | |
1157 | } | |
1158 | gfc_ref; | |
1159 | ||
1160 | #define gfc_get_ref() gfc_getmem(sizeof(gfc_ref)) | |
1161 | ||
1162 | ||
1163 | /* Structures representing intrinsic symbols and their arguments lists. */ | |
1164 | typedef struct gfc_intrinsic_arg | |
1165 | { | |
1166 | char name[GFC_MAX_SYMBOL_LEN + 1]; | |
1167 | ||
1168 | gfc_typespec ts; | |
1169 | int optional; | |
1170 | gfc_actual_arglist *actual; | |
1171 | ||
1172 | struct gfc_intrinsic_arg *next; | |
1173 | ||
1174 | } | |
1175 | gfc_intrinsic_arg; | |
1176 | ||
1177 | ||
4f613946 TS |
1178 | /* Specifies the various kinds of check functions used to verify the |
1179 | argument lists of intrinsic functions. fX with X an integer refer | |
1180 | to check functions of intrinsics with X arguments. f1m is used for | |
1181 | the MAX and MIN intrinsics which can have an arbitrary number of | |
1182 | arguments, f3ml is used for the MINLOC and MAXLOC intrinsics as | |
1183 | these have special semantics. */ | |
1184 | ||
6de9cd9a DN |
1185 | typedef union |
1186 | { | |
4c0c6b9f | 1187 | try (*f0)(void); |
6de9cd9a DN |
1188 | try (*f1)(struct gfc_expr *); |
1189 | try (*f1m)(gfc_actual_arglist *); | |
1190 | try (*f2)(struct gfc_expr *, struct gfc_expr *); | |
1191 | try (*f3)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *); | |
f3207b37 | 1192 | try (*f3ml)(gfc_actual_arglist *); |
7551270e | 1193 | try (*f3red)(gfc_actual_arglist *); |
6de9cd9a DN |
1194 | try (*f4)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, |
1195 | struct gfc_expr *); | |
1196 | try (*f5)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, | |
1197 | struct gfc_expr *, struct gfc_expr *); | |
1198 | } | |
1199 | gfc_check_f; | |
1200 | ||
4f613946 TS |
1201 | /* Like gfc_check_f, these specify the type of the simplification |
1202 | function associated with an intrinsic. The fX are just like in | |
1203 | gfc_check_f. cc is used for type conversion functions. */ | |
6de9cd9a DN |
1204 | |
1205 | typedef union | |
1206 | { | |
4c0c6b9f | 1207 | struct gfc_expr *(*f0)(void); |
6de9cd9a DN |
1208 | struct gfc_expr *(*f1)(struct gfc_expr *); |
1209 | struct gfc_expr *(*f2)(struct gfc_expr *, struct gfc_expr *); | |
1210 | struct gfc_expr *(*f3)(struct gfc_expr *, struct gfc_expr *, | |
1211 | struct gfc_expr *); | |
1212 | struct gfc_expr *(*f4)(struct gfc_expr *, struct gfc_expr *, | |
1213 | struct gfc_expr *, struct gfc_expr *); | |
1214 | struct gfc_expr *(*f5)(struct gfc_expr *, struct gfc_expr *, | |
1215 | struct gfc_expr *, struct gfc_expr *, | |
1216 | struct gfc_expr *); | |
1217 | struct gfc_expr *(*cc)(struct gfc_expr *, bt, int); | |
1218 | } | |
1219 | gfc_simplify_f; | |
1220 | ||
4f613946 | 1221 | /* Again like gfc_check_f, these specify the type of the resolution |
13795658 | 1222 | function associated with an intrinsic. The fX are just like in |
4f613946 TS |
1223 | gfc_check_f. f1m is used for MIN and MAX, s1 is used for abort(). |
1224 | */ | |
6de9cd9a DN |
1225 | |
1226 | typedef union | |
1227 | { | |
1228 | void (*f0)(struct gfc_expr *); | |
1229 | void (*f1)(struct gfc_expr *, struct gfc_expr *); | |
1230 | void (*f1m)(struct gfc_expr *, struct gfc_actual_arglist *); | |
1231 | void (*f2)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *); | |
1232 | void (*f3)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, | |
1233 | struct gfc_expr *); | |
1234 | void (*f4)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, | |
1235 | struct gfc_expr *, struct gfc_expr *); | |
1236 | void (*f5)(struct gfc_expr *, struct gfc_expr *, struct gfc_expr *, | |
1237 | struct gfc_expr *, struct gfc_expr *, struct gfc_expr *); | |
1238 | void (*s1)(struct gfc_code *); | |
1239 | } | |
1240 | gfc_resolve_f; | |
1241 | ||
1242 | ||
1243 | typedef struct gfc_intrinsic_sym | |
1244 | { | |
cb9e4f55 | 1245 | const char *name, *lib_name; |
6de9cd9a DN |
1246 | gfc_intrinsic_arg *formal; |
1247 | gfc_typespec ts; | |
fe58e076 | 1248 | int elemental, pure, generic, specific, actual_ok, standard, noreturn; |
6de9cd9a DN |
1249 | |
1250 | gfc_simplify_f simplify; | |
1251 | gfc_check_f check; | |
1252 | gfc_resolve_f resolve; | |
1253 | struct gfc_intrinsic_sym *specific_head, *next; | |
1254 | gfc_generic_isym_id generic_id; | |
1255 | ||
1256 | } | |
1257 | gfc_intrinsic_sym; | |
1258 | ||
1259 | ||
1260 | /* Expression nodes. The expression node types deserve explanations, | |
1261 | since the last couple can be easily misconstrued: | |
1262 | ||
1263 | EXPR_OP Operator node pointing to one or two other nodes | |
1264 | EXPR_FUNCTION Function call, symbol points to function's name | |
1265 | EXPR_CONSTANT A scalar constant: Logical, String, Real, Int or Complex | |
1266 | EXPR_VARIABLE An Lvalue with a root symbol and possible reference list | |
1267 | which expresses structure, array and substring refs. | |
1268 | EXPR_NULL The NULL pointer value (which also has a basic type). | |
1269 | EXPR_SUBSTRING A substring of a constant string | |
1270 | EXPR_STRUCTURE A structure constructor | |
1271 | EXPR_ARRAY An array constructor. */ | |
1272 | ||
1273 | #include <gmp.h> | |
f8e566e5 SK |
1274 | #include <mpfr.h> |
1275 | #define GFC_RND_MODE GMP_RNDN | |
6de9cd9a DN |
1276 | |
1277 | typedef struct gfc_expr | |
1278 | { | |
1279 | expr_t expr_type; | |
1280 | ||
1281 | gfc_typespec ts; /* These two refer to the overall expression */ | |
1282 | ||
1283 | int rank; | |
1284 | mpz_t *shape; /* Can be NULL if shape is unknown at compile time */ | |
1285 | ||
6de9cd9a DN |
1286 | /* Nonnull for functions and structure constructors */ |
1287 | gfc_symtree *symtree; | |
1288 | ||
6de9cd9a DN |
1289 | gfc_ref *ref; |
1290 | ||
6de9cd9a DN |
1291 | locus where; |
1292 | ||
1524f80b RS |
1293 | /* True if the expression is a call to a function that returns an array, |
1294 | and if we have decided not to allocate temporary data for that array. */ | |
1295 | unsigned int inline_noncopying_intrinsic : 1; | |
20585ad6 BM |
1296 | |
1297 | /* Used to quickly find a given constructor by its offset. */ | |
5868cbf9 | 1298 | splay_tree con_by_offset; |
d3642f89 | 1299 | |
20585ad6 BM |
1300 | /* If an expression comes from a Hollerith constant or compile-time |
1301 | evaluation of a transfer statement, it may have a prescribed target- | |
1302 | memory representation, and these cannot always be backformed from | |
1303 | the value. */ | |
1304 | struct | |
1305 | { | |
1306 | int length; | |
1307 | char *string; | |
1308 | } | |
1309 | representation; | |
1310 | ||
6de9cd9a DN |
1311 | union |
1312 | { | |
6de9cd9a | 1313 | int logical; |
20585ad6 | 1314 | |
f8e566e5 SK |
1315 | mpz_t integer; |
1316 | ||
1317 | mpfr_t real; | |
6de9cd9a DN |
1318 | |
1319 | struct | |
1320 | { | |
f8e566e5 | 1321 | mpfr_t r, i; |
6de9cd9a DN |
1322 | } |
1323 | complex; | |
1324 | ||
58b03ab2 TS |
1325 | struct |
1326 | { | |
1327 | gfc_intrinsic_op operator; | |
1328 | gfc_user_op *uop; | |
1329 | struct gfc_expr *op1, *op2; | |
1330 | } | |
1331 | op; | |
1332 | ||
6de9cd9a DN |
1333 | struct |
1334 | { | |
1335 | gfc_actual_arglist *actual; | |
6b25a558 | 1336 | const char *name; /* Points to the ultimate name of the function */ |
6de9cd9a DN |
1337 | gfc_intrinsic_sym *isym; |
1338 | gfc_symbol *esym; | |
1339 | } | |
1340 | function; | |
1341 | ||
1342 | struct | |
1343 | { | |
1344 | int length; | |
1345 | char *string; | |
1346 | } | |
1347 | character; | |
1348 | ||
1349 | struct gfc_constructor *constructor; | |
1350 | } | |
1351 | value; | |
1352 | ||
1353 | } | |
1354 | gfc_expr; | |
1355 | ||
1356 | ||
94538bd1 | 1357 | #define gfc_get_shape(rank) ((mpz_t *) gfc_getmem((rank)*sizeof(mpz_t))) |
6de9cd9a DN |
1358 | |
1359 | /* Structures for information associated with different kinds of | |
1360 | numbers. The first set of integer parameters define all there is | |
1361 | to know about a particular kind. The rest of the elements are | |
1362 | computed from the first elements. */ | |
1363 | ||
1364 | typedef struct | |
1365 | { | |
e2cad04b | 1366 | /* Values really representable by the target. */ |
7bee49dc | 1367 | mpz_t huge, pedantic_min_int, min_int; |
e2cad04b RH |
1368 | |
1369 | int kind, radix, digits, bit_size, range; | |
1370 | ||
1371 | /* True if the C type of the given name maps to this precision. | |
1372 | Note that more than one bit can be set. */ | |
1373 | unsigned int c_char : 1; | |
1374 | unsigned int c_short : 1; | |
1375 | unsigned int c_int : 1; | |
1376 | unsigned int c_long : 1; | |
1377 | unsigned int c_long_long : 1; | |
6de9cd9a DN |
1378 | } |
1379 | gfc_integer_info; | |
1380 | ||
1381 | extern gfc_integer_info gfc_integer_kinds[]; | |
1382 | ||
1383 | ||
1384 | typedef struct | |
1385 | { | |
1386 | int kind, bit_size; | |
1387 | ||
e2cad04b RH |
1388 | /* True if the C++ type bool, C99 type _Bool, maps to this precision. */ |
1389 | unsigned int c_bool : 1; | |
6de9cd9a DN |
1390 | } |
1391 | gfc_logical_info; | |
1392 | ||
1393 | extern gfc_logical_info gfc_logical_kinds[]; | |
1394 | ||
1395 | ||
1396 | typedef struct | |
1397 | { | |
2d0aa65f | 1398 | mpfr_t epsilon, huge, tiny, subnormal; |
6de9cd9a | 1399 | int kind, radix, digits, min_exponent, max_exponent; |
6de9cd9a | 1400 | int range, precision; |
e2cad04b RH |
1401 | |
1402 | /* The precision of the type as reported by GET_MODE_PRECISION. */ | |
1403 | int mode_precision; | |
1404 | ||
1405 | /* True if the C type of the given name maps to this precision. | |
1406 | Note that more than one bit can be set. */ | |
1407 | unsigned int c_float : 1; | |
1408 | unsigned int c_double : 1; | |
1409 | unsigned int c_long_double : 1; | |
6de9cd9a DN |
1410 | } |
1411 | gfc_real_info; | |
1412 | ||
1413 | extern gfc_real_info gfc_real_kinds[]; | |
1414 | ||
1415 | ||
1416 | /* Equivalence structures. Equivalent lvalues are linked along the | |
1417 | *eq pointer, equivalence sets are strung along the *next node. */ | |
1418 | typedef struct gfc_equiv | |
1419 | { | |
1420 | struct gfc_equiv *next, *eq; | |
1421 | gfc_expr *expr; | |
30aabb86 | 1422 | const char *module; |
6de9cd9a DN |
1423 | int used; |
1424 | } | |
1425 | gfc_equiv; | |
1426 | ||
1427 | #define gfc_get_equiv() gfc_getmem(sizeof(gfc_equiv)) | |
1428 | ||
61321991 PT |
1429 | /* Holds a single equivalence member after processing. */ |
1430 | typedef struct gfc_equiv_info | |
1431 | { | |
1432 | gfc_symbol *sym; | |
1433 | HOST_WIDE_INT offset; | |
37311e71 | 1434 | HOST_WIDE_INT length; |
61321991 PT |
1435 | struct gfc_equiv_info *next; |
1436 | } gfc_equiv_info; | |
1437 | ||
1438 | /* Holds equivalence groups, after they have been processed. */ | |
1439 | typedef struct gfc_equiv_list | |
1440 | { | |
1441 | gfc_equiv_info *equiv; | |
1442 | struct gfc_equiv_list *next; | |
1443 | } gfc_equiv_list; | |
6de9cd9a DN |
1444 | |
1445 | /* gfc_case stores the selector list of a case statement. The *low | |
1446 | and *high pointers can point to the same expression in the case of | |
1447 | a single value. If *high is NULL, the selection is from *low | |
1448 | upwards, if *low is NULL the selection is *high downwards. | |
1449 | ||
410d1a45 SK |
1450 | This structure has separate fields to allow single and double linked |
1451 | lists of CASEs at the same time. The singe linked list along the NEXT | |
6de9cd9a DN |
1452 | field is a list of cases for a single CASE label. The double linked |
1453 | list along the LEFT/RIGHT fields is used to detect overlap and to | |
1454 | build a table of the cases for SELECT constructs with a CHARACTER | |
1455 | case expression. */ | |
1456 | ||
1457 | typedef struct gfc_case | |
1458 | { | |
1459 | /* Where we saw this case. */ | |
1460 | locus where; | |
1461 | int n; | |
1462 | ||
1463 | /* Case range values. If (low == high), it's a single value. If one of | |
1464 | the labels is NULL, it's an unbounded case. If both are NULL, this | |
1465 | represents the default case. */ | |
1466 | gfc_expr *low, *high; | |
1467 | ||
1468 | /* Next case label in the list of cases for a single CASE label. */ | |
1469 | struct gfc_case *next; | |
1470 | ||
1471 | /* Used for detecting overlap, and for code generation. */ | |
1472 | struct gfc_case *left, *right; | |
1473 | ||
1474 | /* True if this case label can never be matched. */ | |
1475 | int unreachable; | |
1476 | } | |
1477 | gfc_case; | |
1478 | ||
1479 | #define gfc_get_case() gfc_getmem(sizeof(gfc_case)) | |
1480 | ||
1481 | ||
1482 | typedef struct | |
1483 | { | |
1484 | gfc_expr *var, *start, *end, *step; | |
1485 | } | |
1486 | gfc_iterator; | |
1487 | ||
1488 | #define gfc_get_iterator() gfc_getmem(sizeof(gfc_iterator)) | |
1489 | ||
1490 | ||
f7b529fa | 1491 | /* Allocation structure for ALLOCATE, DEALLOCATE and NULLIFY statements. */ |
6de9cd9a DN |
1492 | |
1493 | typedef struct gfc_alloc | |
1494 | { | |
1495 | gfc_expr *expr; | |
1496 | struct gfc_alloc *next; | |
1497 | } | |
1498 | gfc_alloc; | |
1499 | ||
1500 | #define gfc_get_alloc() gfc_getmem(sizeof(gfc_alloc)) | |
1501 | ||
1502 | ||
1503 | typedef struct | |
1504 | { | |
1505 | gfc_expr *unit, *file, *status, *access, *form, *recl, | |
181c9f4a | 1506 | *blank, *position, *action, *delim, *pad, *iostat, *iomsg, *convert; |
6de9cd9a DN |
1507 | gfc_st_label *err; |
1508 | } | |
1509 | gfc_open; | |
1510 | ||
1511 | ||
1512 | typedef struct | |
1513 | { | |
7aba8abe | 1514 | gfc_expr *unit, *status, *iostat, *iomsg; |
6de9cd9a DN |
1515 | gfc_st_label *err; |
1516 | } | |
1517 | gfc_close; | |
1518 | ||
1519 | ||
1520 | typedef struct | |
1521 | { | |
7aba8abe | 1522 | gfc_expr *unit, *iostat, *iomsg; |
6de9cd9a DN |
1523 | gfc_st_label *err; |
1524 | } | |
1525 | gfc_filepos; | |
1526 | ||
1527 | ||
1528 | typedef struct | |
1529 | { | |
1530 | gfc_expr *unit, *file, *iostat, *exist, *opened, *number, *named, | |
1531 | *name, *access, *sequential, *direct, *form, *formatted, | |
1532 | *unformatted, *recl, *nextrec, *blank, *position, *action, *read, | |
014ec6ee | 1533 | *write, *readwrite, *delim, *pad, *iolength, *iomsg, *convert, *strm_pos; |
6de9cd9a DN |
1534 | |
1535 | gfc_st_label *err; | |
1536 | ||
1537 | } | |
1538 | gfc_inquire; | |
1539 | ||
1540 | ||
1541 | typedef struct | |
1542 | { | |
7aba8abe | 1543 | gfc_expr *io_unit, *format_expr, *rec, *advance, *iostat, *size, *iomsg; |
6de9cd9a DN |
1544 | |
1545 | gfc_symbol *namelist; | |
1546 | /* A format_label of `format_asterisk' indicates the "*" format */ | |
1547 | gfc_st_label *format_label; | |
1548 | gfc_st_label *err, *end, *eor; | |
1549 | ||
e0e85e06 | 1550 | locus eor_where, end_where, err_where; |
6de9cd9a DN |
1551 | } |
1552 | gfc_dt; | |
1553 | ||
1554 | ||
1555 | typedef struct gfc_forall_iterator | |
1556 | { | |
1557 | gfc_expr *var, *start, *end, *stride; | |
1558 | struct gfc_forall_iterator *next; | |
1559 | } | |
1560 | gfc_forall_iterator; | |
1561 | ||
1562 | ||
1563 | /* Executable statements that fill gfc_code structures. */ | |
1564 | typedef enum | |
1565 | { | |
1566 | EXEC_NOP = 1, EXEC_ASSIGN, EXEC_LABEL_ASSIGN, EXEC_POINTER_ASSIGN, | |
476220e7 | 1567 | EXEC_GOTO, EXEC_CALL, EXEC_ASSIGN_CALL, EXEC_RETURN, EXEC_ENTRY, |
6b591ec0 | 1568 | EXEC_PAUSE, EXEC_STOP, EXEC_CONTINUE, EXEC_INIT_ASSIGN, |
6de9cd9a DN |
1569 | EXEC_IF, EXEC_ARITHMETIC_IF, EXEC_DO, EXEC_DO_WHILE, EXEC_SELECT, |
1570 | EXEC_FORALL, EXEC_WHERE, EXEC_CYCLE, EXEC_EXIT, | |
1571 | EXEC_ALLOCATE, EXEC_DEALLOCATE, | |
1572 | EXEC_OPEN, EXEC_CLOSE, | |
1573 | EXEC_READ, EXEC_WRITE, EXEC_IOLENGTH, EXEC_TRANSFER, EXEC_DT_END, | |
6c7a4dfd JJ |
1574 | EXEC_BACKSPACE, EXEC_ENDFILE, EXEC_INQUIRE, EXEC_REWIND, EXEC_FLUSH, |
1575 | EXEC_OMP_CRITICAL, EXEC_OMP_DO, EXEC_OMP_FLUSH, EXEC_OMP_MASTER, | |
1576 | EXEC_OMP_ORDERED, EXEC_OMP_PARALLEL, EXEC_OMP_PARALLEL_DO, | |
1577 | EXEC_OMP_PARALLEL_SECTIONS, EXEC_OMP_PARALLEL_WORKSHARE, | |
1578 | EXEC_OMP_SECTIONS, EXEC_OMP_SINGLE, EXEC_OMP_WORKSHARE, | |
1579 | EXEC_OMP_ATOMIC, EXEC_OMP_BARRIER, EXEC_OMP_END_NOWAIT, | |
1580 | EXEC_OMP_END_SINGLE | |
6de9cd9a DN |
1581 | } |
1582 | gfc_exec_op; | |
1583 | ||
1584 | typedef struct gfc_code | |
1585 | { | |
1586 | gfc_exec_op op; | |
1587 | ||
1588 | struct gfc_code *block, *next; | |
1589 | locus loc; | |
1590 | ||
1591 | gfc_st_label *here, *label, *label2, *label3; | |
1592 | gfc_symtree *symtree; | |
1593 | gfc_expr *expr, *expr2; | |
1594 | /* A name isn't sufficient to identify a subroutine, we need the actual | |
1595 | symbol for the interface definition. | |
1596 | const char *sub_name; */ | |
1597 | gfc_symbol *resolved_sym; | |
1598 | ||
1599 | union | |
1600 | { | |
1601 | gfc_actual_arglist *actual; | |
1602 | gfc_case *case_list; | |
1603 | gfc_iterator *iterator; | |
1604 | gfc_alloc *alloc_list; | |
1605 | gfc_open *open; | |
1606 | gfc_close *close; | |
1607 | gfc_filepos *filepos; | |
1608 | gfc_inquire *inquire; | |
1609 | gfc_dt *dt; | |
1610 | gfc_forall_iterator *forall_iterator; | |
1611 | struct gfc_code *whichloop; | |
1612 | int stop_code; | |
3d79abbd | 1613 | gfc_entry_list *entry; |
6c7a4dfd JJ |
1614 | gfc_omp_clauses *omp_clauses; |
1615 | const char *omp_name; | |
1616 | gfc_namelist *omp_namelist; | |
1617 | bool omp_bool; | |
6de9cd9a DN |
1618 | } |
1619 | ext; /* Points to additional structures required by statement */ | |
1620 | ||
1621 | /* Backend_decl is used for cycle and break labels in do loops, and | |
949446f5 | 1622 | probably for other constructs as well, once we translate them. */ |
6de9cd9a DN |
1623 | tree backend_decl; |
1624 | } | |
1625 | gfc_code; | |
1626 | ||
1627 | ||
1628 | /* Storage for DATA statements. */ | |
1629 | typedef struct gfc_data_variable | |
1630 | { | |
1631 | gfc_expr *expr; | |
1632 | gfc_iterator iter; | |
1633 | struct gfc_data_variable *list, *next; | |
1634 | } | |
1635 | gfc_data_variable; | |
1636 | ||
1637 | ||
1638 | typedef struct gfc_data_value | |
1639 | { | |
b8502435 | 1640 | unsigned int repeat; |
6de9cd9a | 1641 | gfc_expr *expr; |
6de9cd9a DN |
1642 | struct gfc_data_value *next; |
1643 | } | |
1644 | gfc_data_value; | |
1645 | ||
1646 | ||
1647 | typedef struct gfc_data | |
1648 | { | |
1649 | gfc_data_variable *var; | |
1650 | gfc_data_value *value; | |
1651 | locus where; | |
1652 | ||
1653 | struct gfc_data *next; | |
1654 | } | |
1655 | gfc_data; | |
1656 | ||
1657 | #define gfc_get_data_variable() gfc_getmem(sizeof(gfc_data_variable)) | |
1658 | #define gfc_get_data_value() gfc_getmem(sizeof(gfc_data_value)) | |
1659 | #define gfc_get_data() gfc_getmem(sizeof(gfc_data)) | |
1660 | ||
1661 | ||
1662 | /* Structure for holding compile options */ | |
1663 | typedef struct | |
1664 | { | |
6de9cd9a DN |
1665 | char *module_dir; |
1666 | gfc_source_form source_form; | |
1dde8683 BM |
1667 | /* Maximum line lengths in fixed- and free-form source, respectively. |
1668 | When fixed_line_length or free_line_length are 0, the whole line is used, | |
1669 | regardless of length. | |
16ab8e74 BF |
1670 | |
1671 | If the user requests a fixed_line_length <7 then gfc_init_options() | |
1672 | emits a fatal error. */ | |
1dde8683 BM |
1673 | int fixed_line_length; |
1674 | int free_line_length; | |
1675 | /* Maximum number of continuation lines in fixed- and free-form source, | |
1676 | respectively. */ | |
5a06474c JD |
1677 | int max_continue_fixed; |
1678 | int max_continue_free; | |
6de9cd9a DN |
1679 | int max_identifier_length; |
1680 | int verbose; | |
1681 | ||
1682 | int warn_aliasing; | |
3fbab549 | 1683 | int warn_ampersand; |
6de9cd9a DN |
1684 | int warn_conversion; |
1685 | int warn_implicit_interface; | |
1686 | int warn_line_truncation; | |
1687 | int warn_surprising; | |
840bd9f7 SK |
1688 | int warn_tabs; |
1689 | int warn_underflow; | |
2220652d | 1690 | int warn_character_truncation; |
3f139fcf | 1691 | int max_errors; |
6de9cd9a | 1692 | |
a23eec13 | 1693 | int flag_all_intrinsics; |
3ae9eb27 SK |
1694 | int flag_default_double; |
1695 | int flag_default_integer; | |
1696 | int flag_default_real; | |
6de9cd9a DN |
1697 | int flag_dollar_ok; |
1698 | int flag_underscoring; | |
1699 | int flag_second_underscore; | |
1700 | int flag_implicit_none; | |
1701 | int flag_max_stack_var_size; | |
54554825 | 1702 | int flag_range_check; |
6de9cd9a DN |
1703 | int flag_pack_derived; |
1704 | int flag_repack_arrays; | |
2d7c7df6 | 1705 | int flag_preprocessed; |
973ff4c0 | 1706 | int flag_f2c; |
ee5426a4 | 1707 | int flag_automatic; |
131c66cd | 1708 | int flag_backslash; |
868d75db | 1709 | int flag_backtrace; |
e6472bce | 1710 | int flag_allow_leading_underscore; |
eedeea04 | 1711 | int flag_dump_core; |
5a0aad31 FXC |
1712 | int flag_external_blas; |
1713 | int blas_matmul_limit; | |
83d890b9 | 1714 | int flag_cray_pointer; |
e0bcf78c | 1715 | int flag_d_lines; |
6c7a4dfd | 1716 | int flag_openmp; |
6de9cd9a | 1717 | |
944b8b35 FXC |
1718 | int fpe; |
1719 | ||
6de9cd9a DN |
1720 | int warn_std; |
1721 | int allow_std; | |
b7892582 | 1722 | int warn_nonstd_intrinsics; |
25d8f0a2 | 1723 | int fshort_enums; |
eaa90d25 | 1724 | int convert; |
d67ab5ee | 1725 | int record_marker; |
07b3bbf2 | 1726 | int max_subrecord_length; |
6de9cd9a DN |
1727 | } |
1728 | gfc_option_t; | |
1729 | ||
1730 | extern gfc_option_t gfc_option; | |
1731 | ||
6de9cd9a DN |
1732 | /* Constructor nodes for array and structure constructors. */ |
1733 | typedef struct gfc_constructor | |
1734 | { | |
1735 | gfc_expr *expr; | |
1736 | gfc_iterator *iterator; | |
1737 | locus where; | |
1738 | struct gfc_constructor *next; | |
1739 | struct | |
1740 | { | |
1741 | mpz_t offset; /* Record the offset of array element which appears in | |
1742 | data statement like "data a(5)/4/". */ | |
1743 | gfc_component *component; /* Record the component being initialized. */ | |
1744 | } | |
1745 | n; | |
1746 | mpz_t repeat; /* Record the repeat number of initial values in data | |
1747 | statement like "data a/5*10/". */ | |
1748 | } | |
1749 | gfc_constructor; | |
1750 | ||
1751 | ||
1752 | typedef struct iterator_stack | |
1753 | { | |
1754 | gfc_symtree *variable; | |
1755 | mpz_t value; | |
1756 | struct iterator_stack *prev; | |
1757 | } | |
1758 | iterator_stack; | |
1759 | extern iterator_stack *iter_stack; | |
1760 | ||
1761 | /************************ Function prototypes *************************/ | |
1762 | ||
1763 | /* data.c */ | |
1764 | void gfc_formalize_init_value (gfc_symbol *); | |
1765 | void gfc_get_section_index (gfc_array_ref *, mpz_t *, mpz_t *); | |
1766 | void gfc_assign_data_value (gfc_expr *, gfc_expr *, mpz_t); | |
b8502435 | 1767 | void gfc_assign_data_value_range (gfc_expr *, gfc_expr *, mpz_t, mpz_t); |
6de9cd9a DN |
1768 | void gfc_advance_section (mpz_t *, gfc_array_ref *, mpz_t *); |
1769 | ||
2220652d PT |
1770 | /* decl.c */ |
1771 | bool gfc_in_match_data (void); | |
1772 | void gfc_set_in_match_data (bool); | |
1773 | ||
6de9cd9a DN |
1774 | /* scanner.c */ |
1775 | void gfc_scanner_done_1 (void); | |
1776 | void gfc_scanner_init_1 (void); | |
1777 | ||
31198773 FXC |
1778 | void gfc_add_include_path (const char *, bool); |
1779 | void gfc_add_intrinsic_modules_path (const char *); | |
6de9cd9a | 1780 | void gfc_release_include_path (void); |
31198773 FXC |
1781 | FILE *gfc_open_included_file (const char *, bool, bool); |
1782 | FILE *gfc_open_intrinsic_module (const char *); | |
6de9cd9a | 1783 | |
6de9cd9a DN |
1784 | int gfc_at_end (void); |
1785 | int gfc_at_eof (void); | |
1786 | int gfc_at_bol (void); | |
1787 | int gfc_at_eol (void); | |
1788 | void gfc_advance_line (void); | |
1789 | int gfc_check_include (void); | |
1790 | ||
1791 | void gfc_skip_comments (void); | |
1792 | int gfc_next_char_literal (int); | |
1793 | int gfc_next_char (void); | |
1794 | int gfc_peek_char (void); | |
1795 | void gfc_error_recovery (void); | |
1796 | void gfc_gobble_whitespace (void); | |
e0bcf78c | 1797 | try gfc_new_file (void); |
2d7c7df6 | 1798 | const char * gfc_read_orig_filename (const char *, const char **); |
6de9cd9a | 1799 | |
d4fa05b9 | 1800 | extern gfc_source_form gfc_current_form; |
e0bcf78c | 1801 | extern const char *gfc_source_file; |
63645982 | 1802 | extern locus gfc_current_locus; |
6de9cd9a DN |
1803 | |
1804 | /* misc.c */ | |
1805 | void *gfc_getmem (size_t) ATTRIBUTE_MALLOC; | |
1806 | void gfc_free (void *); | |
1807 | int gfc_terminal_width(void); | |
1808 | void gfc_clear_ts (gfc_typespec *); | |
1809 | FILE *gfc_open_file (const char *); | |
6de9cd9a DN |
1810 | const char *gfc_basic_typename (bt); |
1811 | const char *gfc_typename (gfc_typespec *); | |
1812 | ||
1813 | #define gfc_op2string(OP) (OP == INTRINSIC_ASSIGN ? \ | |
1814 | "=" : gfc_code2string (intrinsic_operators, OP)) | |
1815 | ||
1816 | const char *gfc_code2string (const mstring *, int); | |
1817 | int gfc_string2code (const mstring *, const char *); | |
1818 | const char *gfc_intent_string (sym_intent); | |
1819 | ||
1820 | void gfc_init_1 (void); | |
1821 | void gfc_init_2 (void); | |
1822 | void gfc_done_1 (void); | |
1823 | void gfc_done_2 (void); | |
1824 | ||
1825 | /* options.c */ | |
1826 | unsigned int gfc_init_options (unsigned int, const char **); | |
1827 | int gfc_handle_option (size_t, const char *, int); | |
1828 | bool gfc_post_options (const char **); | |
1829 | ||
1830 | /* iresolve.c */ | |
6b25a558 | 1831 | const char * gfc_get_string (const char *, ...) ATTRIBUTE_PRINTF_1; |
6de9cd9a DN |
1832 | |
1833 | /* error.c */ | |
1834 | ||
1835 | typedef struct gfc_error_buf | |
1836 | { | |
1837 | int flag; | |
d71b89ca JJ |
1838 | size_t allocated, index; |
1839 | char *message; | |
6de9cd9a DN |
1840 | } gfc_error_buf; |
1841 | ||
1842 | void gfc_error_init_1 (void); | |
1843 | void gfc_buffer_error (int); | |
1844 | ||
0ce0154c KG |
1845 | void gfc_warning (const char *, ...) ATTRIBUTE_GCC_GFC(1,2); |
1846 | void gfc_warning_now (const char *, ...) ATTRIBUTE_GCC_GFC(1,2); | |
6de9cd9a DN |
1847 | void gfc_clear_warning (void); |
1848 | void gfc_warning_check (void); | |
1849 | ||
0ce0154c KG |
1850 | void gfc_error (const char *, ...) ATTRIBUTE_GCC_GFC(1,2); |
1851 | void gfc_error_now (const char *, ...) ATTRIBUTE_GCC_GFC(1,2); | |
1852 | void gfc_fatal_error (const char *, ...) ATTRIBUTE_NORETURN ATTRIBUTE_GCC_GFC(1,2); | |
1853 | void gfc_internal_error (const char *, ...) ATTRIBUTE_NORETURN ATTRIBUTE_GCC_GFC(1,2); | |
6de9cd9a DN |
1854 | void gfc_clear_error (void); |
1855 | int gfc_error_check (void); | |
8f81c3c6 | 1856 | int gfc_error_flag_test (void); |
6de9cd9a | 1857 | |
8f0d39a8 | 1858 | notification gfc_notification_std (int); |
0ce0154c | 1859 | try gfc_notify_std (int, const char *, ...) ATTRIBUTE_GCC_GFC(2,3); |
6de9cd9a DN |
1860 | |
1861 | /* A general purpose syntax error. */ | |
1862 | #define gfc_syntax_error(ST) \ | |
1863 | gfc_error ("Syntax error in %s statement at %C", gfc_ascii_statement (ST)); | |
1864 | ||
1865 | void gfc_push_error (gfc_error_buf *); | |
1866 | void gfc_pop_error (gfc_error_buf *); | |
d71b89ca | 1867 | void gfc_free_error (gfc_error_buf *); |
6de9cd9a DN |
1868 | |
1869 | void gfc_status (const char *, ...) ATTRIBUTE_PRINTF_1; | |
1870 | void gfc_status_char (char); | |
1871 | ||
1872 | void gfc_get_errors (int *, int *); | |
1873 | ||
1874 | /* arith.c */ | |
1875 | void gfc_arith_init_1 (void); | |
1876 | void gfc_arith_done_1 (void); | |
25d8f0a2 TS |
1877 | gfc_expr *gfc_enum_initializer (gfc_expr *, locus); |
1878 | arith gfc_check_integer_range (mpz_t p, int kind); | |
6de9cd9a | 1879 | |
5e8e542f | 1880 | /* trans-types.c */ |
e7a2d5fb | 1881 | int gfc_validate_kind (bt, int, bool); |
6de9cd9a | 1882 | extern int gfc_index_integer_kind; |
9d64df18 | 1883 | extern int gfc_default_integer_kind; |
f4e7375a | 1884 | extern int gfc_max_integer_kind; |
9d64df18 TS |
1885 | extern int gfc_default_real_kind; |
1886 | extern int gfc_default_double_kind; | |
1887 | extern int gfc_default_character_kind; | |
1888 | extern int gfc_default_logical_kind; | |
1889 | extern int gfc_default_complex_kind; | |
e8525382 | 1890 | extern int gfc_c_int_kind; |
014ec6ee | 1891 | extern int gfc_intio_kind; |
f1412ca5 | 1892 | extern int gfc_charlen_int_kind; |
39f87c03 FXC |
1893 | extern int gfc_numeric_storage_size; |
1894 | extern int gfc_character_storage_size; | |
6de9cd9a DN |
1895 | |
1896 | /* symbol.c */ | |
1897 | void gfc_clear_new_implicit (void); | |
1107b970 PB |
1898 | try gfc_add_new_implicit_range (int, int); |
1899 | try gfc_merge_new_implicit (gfc_typespec *); | |
6de9cd9a | 1900 | void gfc_set_implicit_none (void); |
e9bd9f7d | 1901 | void gfc_check_function_type (gfc_namespace *); |
6de9cd9a DN |
1902 | |
1903 | gfc_typespec *gfc_get_default_type (gfc_symbol *, gfc_namespace *); | |
1904 | try gfc_set_default_type (gfc_symbol *, int, gfc_namespace *); | |
1905 | ||
1906 | void gfc_set_component_attr (gfc_component *, symbol_attribute *); | |
1907 | void gfc_get_component_attr (symbol_attribute *, gfc_component *); | |
1908 | ||
1909 | void gfc_set_sym_referenced (gfc_symbol * sym); | |
1910 | ||
7114edca | 1911 | try gfc_add_attribute (symbol_attribute *, locus *); |
6de9cd9a | 1912 | try gfc_add_allocatable (symbol_attribute *, locus *); |
231b2fcc | 1913 | try gfc_add_dimension (symbol_attribute *, const char *, locus *); |
6de9cd9a DN |
1914 | try gfc_add_external (symbol_attribute *, locus *); |
1915 | try gfc_add_intrinsic (symbol_attribute *, locus *); | |
1916 | try gfc_add_optional (symbol_attribute *, locus *); | |
1917 | try gfc_add_pointer (symbol_attribute *, locus *); | |
83d890b9 AL |
1918 | try gfc_add_cray_pointer (symbol_attribute *, locus *); |
1919 | try gfc_add_cray_pointee (symbol_attribute *, locus *); | |
1920 | try gfc_mod_pointee_as (gfc_array_spec *as); | |
ee7e677f | 1921 | try gfc_add_protected (symbol_attribute *, const char *, locus *); |
231b2fcc TS |
1922 | try gfc_add_result (symbol_attribute *, const char *, locus *); |
1923 | try gfc_add_save (symbol_attribute *, const char *, locus *); | |
6c7a4dfd | 1924 | try gfc_add_threadprivate (symbol_attribute *, const char *, locus *); |
6de9cd9a DN |
1925 | try gfc_add_saved_common (symbol_attribute *, locus *); |
1926 | try gfc_add_target (symbol_attribute *, locus *); | |
231b2fcc TS |
1927 | try gfc_add_dummy (symbol_attribute *, const char *, locus *); |
1928 | try gfc_add_generic (symbol_attribute *, const char *, locus *); | |
6de9cd9a | 1929 | try gfc_add_common (symbol_attribute *, locus *); |
231b2fcc | 1930 | try gfc_add_in_common (symbol_attribute *, const char *, locus *); |
e8ec07e1 | 1931 | try gfc_add_in_equivalence (symbol_attribute *, const char *, locus *); |
231b2fcc TS |
1932 | try gfc_add_data (symbol_attribute *, const char *, locus *); |
1933 | try gfc_add_in_namelist (symbol_attribute *, const char *, locus *); | |
1934 | try gfc_add_sequence (symbol_attribute *, const char *, locus *); | |
6de9cd9a DN |
1935 | try gfc_add_elemental (symbol_attribute *, locus *); |
1936 | try gfc_add_pure (symbol_attribute *, locus *); | |
1937 | try gfc_add_recursive (symbol_attribute *, locus *); | |
231b2fcc TS |
1938 | try gfc_add_function (symbol_attribute *, const char *, locus *); |
1939 | try gfc_add_subroutine (symbol_attribute *, const char *, locus *); | |
06469efd | 1940 | try gfc_add_value (symbol_attribute *, const char *, locus *); |
775e6c3a | 1941 | try gfc_add_volatile (symbol_attribute *, const char *, locus *); |
231b2fcc TS |
1942 | |
1943 | try gfc_add_access (symbol_attribute *, gfc_access, const char *, locus *); | |
1944 | try gfc_add_flavor (symbol_attribute *, sym_flavor, const char *, locus *); | |
1945 | try gfc_add_entry (symbol_attribute *, const char *, locus *); | |
1946 | try gfc_add_procedure (symbol_attribute *, procedure_type, | |
1947 | const char *, locus *); | |
6de9cd9a DN |
1948 | try gfc_add_intent (symbol_attribute *, sym_intent, locus *); |
1949 | try gfc_add_explicit_interface (gfc_symbol *, ifsrc, | |
1950 | gfc_formal_arglist *, locus *); | |
1951 | try gfc_add_type (gfc_symbol *, gfc_typespec *, locus *); | |
1952 | ||
1953 | void gfc_clear_attr (symbol_attribute *); | |
1954 | try gfc_missing_attr (symbol_attribute *, locus *); | |
1955 | try gfc_copy_attr (symbol_attribute *, symbol_attribute *, locus *); | |
1956 | ||
1957 | try gfc_add_component (gfc_symbol *, const char *, gfc_component **); | |
1958 | gfc_symbol *gfc_use_derived (gfc_symbol *); | |
1959 | gfc_symtree *gfc_use_derived_tree (gfc_symtree *); | |
1960 | gfc_component *gfc_find_component (gfc_symbol *, const char *); | |
1961 | ||
1962 | gfc_st_label *gfc_get_st_label (int); | |
1963 | void gfc_free_st_label (gfc_st_label *); | |
1964 | void gfc_define_st_label (gfc_st_label *, gfc_sl_type, locus *); | |
1965 | try gfc_reference_st_label (gfc_st_label *, gfc_sl_type); | |
1966 | ||
0366dfe9 | 1967 | gfc_namespace *gfc_get_namespace (gfc_namespace *, int); |
6de9cd9a DN |
1968 | gfc_symtree *gfc_new_symtree (gfc_symtree **, const char *); |
1969 | gfc_symtree *gfc_find_symtree (gfc_symtree *, const char *); | |
1970 | gfc_user_op *gfc_get_uop (const char *); | |
1971 | gfc_user_op *gfc_find_uop (const char *, gfc_namespace *); | |
1972 | void gfc_free_symbol (gfc_symbol *); | |
1973 | gfc_symbol *gfc_new_symbol (const char *, gfc_namespace *); | |
1974 | int gfc_find_symbol (const char *, gfc_namespace *, int, gfc_symbol **); | |
1975 | int gfc_find_sym_tree (const char *, gfc_namespace *, int, gfc_symtree **); | |
1976 | int gfc_get_symbol (const char *, gfc_namespace *, gfc_symbol **); | |
1977 | int gfc_get_sym_tree (const char *, gfc_namespace *, gfc_symtree **); | |
1978 | int gfc_get_ha_symbol (const char *, gfc_symbol **); | |
1979 | int gfc_get_ha_sym_tree (const char *, gfc_symtree **); | |
1980 | ||
1981 | int gfc_symbols_could_alias (gfc_symbol *, gfc_symbol *); | |
1982 | ||
1983 | void gfc_undo_symbols (void); | |
1984 | void gfc_commit_symbols (void); | |
810306f2 | 1985 | void gfc_commit_symbol (gfc_symbol * sym); |
6de9cd9a DN |
1986 | void gfc_free_namespace (gfc_namespace *); |
1987 | ||
1988 | void gfc_symbol_init_2 (void); | |
1989 | void gfc_symbol_done_2 (void); | |
1990 | ||
9056bd70 | 1991 | void gfc_traverse_symtree (gfc_symtree *, void (*)(gfc_symtree *)); |
6de9cd9a DN |
1992 | void gfc_traverse_ns (gfc_namespace *, void (*)(gfc_symbol *)); |
1993 | void gfc_traverse_user_op (gfc_namespace *, void (*)(gfc_user_op *)); | |
1994 | void gfc_save_all (gfc_namespace *); | |
1995 | ||
1996 | void gfc_symbol_state (void); | |
1997 | ||
cb9e4f55 TS |
1998 | gfc_gsymbol *gfc_get_gsymbol (const char *); |
1999 | gfc_gsymbol *gfc_find_gsymbol (gfc_gsymbol *, const char *); | |
c9543002 | 2000 | |
6de9cd9a DN |
2001 | /* intrinsic.c */ |
2002 | extern int gfc_init_expr; | |
2003 | ||
2004 | /* Given a symbol that we have decided is intrinsic, mark it as such | |
2005 | by placing it into a special module that is otherwise impossible to | |
2006 | read or write. */ | |
2007 | ||
cb9e4f55 | 2008 | #define gfc_intrinsic_symbol(SYM) SYM->module = gfc_get_string ("(intrinsic)") |
6de9cd9a DN |
2009 | |
2010 | void gfc_intrinsic_init_1 (void); | |
2011 | void gfc_intrinsic_done_1 (void); | |
2012 | ||
2013 | char gfc_type_letter (bt); | |
2014 | gfc_symbol * gfc_get_intrinsic_sub_symbol (const char *); | |
2015 | try gfc_convert_type (gfc_expr *, gfc_typespec *, int); | |
2016 | try gfc_convert_type_warn (gfc_expr *, gfc_typespec *, int, int); | |
2017 | int gfc_generic_intrinsic (const char *); | |
2018 | int gfc_specific_intrinsic (const char *); | |
2019 | int gfc_intrinsic_name (const char *, int); | |
0e7e7e6e | 2020 | int gfc_intrinsic_actual_ok (const char *, const bool); |
6de9cd9a DN |
2021 | gfc_intrinsic_sym *gfc_find_function (const char *); |
2022 | ||
2023 | match gfc_intrinsic_func_interface (gfc_expr *, int); | |
2024 | match gfc_intrinsic_sub_interface (gfc_code *, int); | |
2025 | ||
6de9cd9a DN |
2026 | /* match.c -- FIXME */ |
2027 | void gfc_free_iterator (gfc_iterator *, int); | |
2028 | void gfc_free_forall_iterator (gfc_forall_iterator *); | |
2029 | void gfc_free_alloc_list (gfc_alloc *); | |
2030 | void gfc_free_namelist (gfc_namelist *); | |
2031 | void gfc_free_equiv (gfc_equiv *); | |
2032 | void gfc_free_data (gfc_data *); | |
2033 | void gfc_free_case_list (gfc_case *); | |
2034 | ||
b6398823 PT |
2035 | /* matchexp.c -- FIXME too? */ |
2036 | gfc_expr *gfc_get_parentheses (gfc_expr *); | |
2037 | ||
6c7a4dfd JJ |
2038 | /* openmp.c */ |
2039 | void gfc_free_omp_clauses (gfc_omp_clauses *); | |
2040 | void gfc_resolve_omp_directive (gfc_code *, gfc_namespace *); | |
2041 | void gfc_resolve_do_iterator (gfc_code *, gfc_symbol *); | |
2042 | void gfc_resolve_omp_parallel_blocks (gfc_code *, gfc_namespace *); | |
2043 | void gfc_resolve_omp_do_blocks (gfc_code *, gfc_namespace *); | |
2044 | ||
6de9cd9a DN |
2045 | /* expr.c */ |
2046 | void gfc_free_actual_arglist (gfc_actual_arglist *); | |
2047 | gfc_actual_arglist *gfc_copy_actual_arglist (gfc_actual_arglist *); | |
2048 | const char *gfc_extract_int (gfc_expr *, int *); | |
5046aff5 | 2049 | gfc_expr *gfc_expr_to_initialize (gfc_expr *); |
6de9cd9a DN |
2050 | |
2051 | gfc_expr *gfc_build_conversion (gfc_expr *); | |
2052 | void gfc_free_ref_list (gfc_ref *); | |
2053 | void gfc_type_convert_binary (gfc_expr *); | |
2054 | int gfc_is_constant_expr (gfc_expr *); | |
2055 | try gfc_simplify_expr (gfc_expr *, int); | |
4075a94e | 2056 | int gfc_has_vector_index (gfc_expr *); |
6de9cd9a DN |
2057 | |
2058 | gfc_expr *gfc_get_expr (void); | |
2059 | void gfc_free_expr (gfc_expr *); | |
2060 | void gfc_replace_expr (gfc_expr *, gfc_expr *); | |
2061 | gfc_expr *gfc_int_expr (int); | |
2062 | gfc_expr *gfc_logical_expr (int, locus *); | |
2063 | mpz_t *gfc_copy_shape (mpz_t *, int); | |
94538bd1 | 2064 | mpz_t *gfc_copy_shape_excluding (mpz_t *, int, gfc_expr *); |
6de9cd9a DN |
2065 | gfc_expr *gfc_copy_expr (gfc_expr *); |
2066 | ||
2067 | try gfc_specification_expr (gfc_expr *); | |
2068 | ||
2069 | int gfc_numeric_ts (gfc_typespec *); | |
2070 | int gfc_kind_max (gfc_expr *, gfc_expr *); | |
2071 | ||
2072 | try gfc_check_conformance (const char *, gfc_expr *, gfc_expr *); | |
2073 | try gfc_check_assign (gfc_expr *, gfc_expr *, int); | |
2074 | try gfc_check_pointer_assign (gfc_expr *, gfc_expr *); | |
2075 | try gfc_check_assign_symbol (gfc_symbol *, gfc_expr *); | |
2076 | ||
54b4ba60 | 2077 | gfc_expr *gfc_default_initializer (gfc_typespec *); |
294fbfc8 TS |
2078 | gfc_expr *gfc_get_variable_expr (gfc_symtree *); |
2079 | ||
47992a4a | 2080 | void gfc_expr_set_symbols_referenced (gfc_expr * expr); |
54b4ba60 | 2081 | |
6de9cd9a DN |
2082 | /* st.c */ |
2083 | extern gfc_code new_st; | |
2084 | ||
2085 | void gfc_clear_new_st (void); | |
2086 | gfc_code *gfc_get_code (void); | |
2087 | gfc_code *gfc_append_code (gfc_code *, gfc_code *); | |
2088 | void gfc_free_statement (gfc_code *); | |
2089 | void gfc_free_statements (gfc_code *); | |
2090 | ||
2091 | /* resolve.c */ | |
2092 | try gfc_resolve_expr (gfc_expr *); | |
2093 | void gfc_resolve (gfc_namespace *); | |
6c7a4dfd | 2094 | void gfc_resolve_blocks (gfc_code *, gfc_namespace *); |
6de9cd9a DN |
2095 | int gfc_impure_variable (gfc_symbol *); |
2096 | int gfc_pure (gfc_symbol *); | |
2097 | int gfc_elemental (gfc_symbol *); | |
8d5cfa27 | 2098 | try gfc_resolve_iterator (gfc_iterator *, bool); |
6de9cd9a | 2099 | try gfc_resolve_index (gfc_expr *, int); |
bf302220 | 2100 | try gfc_resolve_dim_arg (gfc_expr *); |
4213f93b | 2101 | int gfc_is_formal_arg (void); |
6de9cd9a DN |
2102 | |
2103 | /* array.c */ | |
2104 | void gfc_free_array_spec (gfc_array_spec *); | |
2105 | gfc_array_ref *gfc_copy_array_ref (gfc_array_ref *); | |
2106 | ||
2107 | try gfc_set_array_spec (gfc_symbol *, gfc_array_spec *, locus *); | |
2108 | gfc_array_spec *gfc_copy_array_spec (gfc_array_spec *); | |
2109 | try gfc_resolve_array_spec (gfc_array_spec *, int); | |
2110 | ||
2111 | int gfc_compare_array_spec (gfc_array_spec *, gfc_array_spec *); | |
2112 | ||
2113 | gfc_expr *gfc_start_constructor (bt, int, locus *); | |
2114 | void gfc_append_constructor (gfc_expr *, gfc_expr *); | |
2115 | void gfc_free_constructor (gfc_constructor *); | |
2116 | void gfc_simplify_iterator_var (gfc_expr *); | |
2117 | try gfc_expand_constructor (gfc_expr *); | |
2118 | int gfc_constant_ac (gfc_expr *); | |
2119 | int gfc_expanded_ac (gfc_expr *); | |
1855915a | 2120 | void gfc_resolve_character_array_constructor (gfc_expr *); |
6de9cd9a DN |
2121 | try gfc_resolve_array_constructor (gfc_expr *); |
2122 | try gfc_check_constructor_type (gfc_expr *); | |
2123 | try gfc_check_iter_variable (gfc_expr *); | |
2124 | try gfc_check_constructor (gfc_expr *, try (*)(gfc_expr *)); | |
2125 | gfc_constructor *gfc_copy_constructor (gfc_constructor * src); | |
2126 | gfc_expr *gfc_get_array_element (gfc_expr *, int); | |
2127 | try gfc_array_size (gfc_expr *, mpz_t *); | |
2128 | try gfc_array_dimen_size (gfc_expr *, int, mpz_t *); | |
2129 | try gfc_array_ref_shape (gfc_array_ref *, mpz_t *); | |
2130 | gfc_array_ref *gfc_find_array_ref (gfc_expr *); | |
2131 | void gfc_insert_constructor (gfc_expr *, gfc_constructor *); | |
2132 | gfc_constructor *gfc_get_constructor (void); | |
2133 | tree gfc_conv_array_initializer (tree type, gfc_expr * expr); | |
2134 | try spec_size (gfc_array_spec *, mpz_t *); | |
a9b43781 | 2135 | try spec_dimen_size (gfc_array_spec *, int, mpz_t *); |
4077d207 | 2136 | int gfc_is_compile_time_shape (gfc_array_spec *); |
6de9cd9a DN |
2137 | |
2138 | /* interface.c -- FIXME: some of these should be in symbol.c */ | |
2139 | void gfc_free_interface (gfc_interface *); | |
e0e85e06 | 2140 | int gfc_compare_derived_types (gfc_symbol *, gfc_symbol *); |
6de9cd9a DN |
2141 | int gfc_compare_types (gfc_typespec *, gfc_typespec *); |
2142 | void gfc_check_interfaces (gfc_namespace *); | |
2143 | void gfc_procedure_use (gfc_symbol *, gfc_actual_arglist **, locus *); | |
2144 | gfc_symbol *gfc_search_interface (gfc_interface *, int, | |
2145 | gfc_actual_arglist **); | |
2146 | try gfc_extend_expr (gfc_expr *); | |
2147 | void gfc_free_formal_arglist (gfc_formal_arglist *); | |
2148 | try gfc_extend_assign (gfc_code *, gfc_namespace *); | |
2149 | try gfc_add_interface (gfc_symbol * sym); | |
2150 | ||
2151 | /* io.c */ | |
2152 | extern gfc_st_label format_asterisk; | |
2153 | ||
2154 | void gfc_free_open (gfc_open *); | |
2155 | try gfc_resolve_open (gfc_open *); | |
2156 | void gfc_free_close (gfc_close *); | |
2157 | try gfc_resolve_close (gfc_close *); | |
2158 | void gfc_free_filepos (gfc_filepos *); | |
2159 | try gfc_resolve_filepos (gfc_filepos *); | |
2160 | void gfc_free_inquire (gfc_inquire *); | |
2161 | try gfc_resolve_inquire (gfc_inquire *); | |
2162 | void gfc_free_dt (gfc_dt *); | |
2163 | try gfc_resolve_dt (gfc_dt *); | |
2164 | ||
2165 | /* module.c */ | |
2166 | void gfc_module_init_2 (void); | |
2167 | void gfc_module_done_2 (void); | |
2168 | void gfc_dump_module (const char *, int); | |
af30f793 | 2169 | bool gfc_check_access (gfc_access, gfc_access); |
6de9cd9a DN |
2170 | |
2171 | /* primary.c */ | |
2172 | symbol_attribute gfc_variable_attr (gfc_expr *, gfc_typespec *); | |
2173 | symbol_attribute gfc_expr_attr (gfc_expr *); | |
eb77cddf | 2174 | match gfc_match_rvalue (gfc_expr **); |
6de9cd9a DN |
2175 | |
2176 | /* trans.c */ | |
2177 | void gfc_generate_code (gfc_namespace *); | |
2178 | void gfc_generate_module_code (gfc_namespace *); | |
2179 | ||
2180 | /* bbt.c */ | |
2181 | typedef int (*compare_fn) (void *, void *); | |
2182 | void gfc_insert_bbt (void *, void *, compare_fn); | |
2183 | void gfc_delete_bbt (void *, void *, compare_fn); | |
2184 | ||
2185 | /* dump-parse-tree.c */ | |
c4632147 TS |
2186 | void gfc_show_actual_arglist (gfc_actual_arglist *); |
2187 | void gfc_show_array_ref (gfc_array_ref *); | |
2188 | void gfc_show_array_spec (gfc_array_spec *); | |
2189 | void gfc_show_attr (symbol_attribute *); | |
2190 | void gfc_show_code (int, gfc_code *); | |
2191 | void gfc_show_components (gfc_symbol *); | |
2192 | void gfc_show_constructor (gfc_constructor *); | |
2193 | void gfc_show_equiv (gfc_equiv *); | |
2194 | void gfc_show_expr (gfc_expr *); | |
2195 | void gfc_show_namelist (gfc_namelist *); | |
6de9cd9a | 2196 | void gfc_show_namespace (gfc_namespace *); |
c4632147 TS |
2197 | void gfc_show_ref (gfc_ref *); |
2198 | void gfc_show_symbol (gfc_symbol *); | |
2199 | void gfc_show_typespec (gfc_typespec *); | |
6de9cd9a DN |
2200 | |
2201 | /* parse.c */ | |
2202 | try gfc_parse_file (void); | |
68ea355b | 2203 | void global_used (gfc_gsymbol *, locus *); |
6de9cd9a | 2204 | |
2990f854 PT |
2205 | /* dependency.c */ |
2206 | int gfc_dep_compare_expr (gfc_expr *, gfc_expr *); | |
2207 | ||
53814b8f | 2208 | #endif /* GCC_GFORTRAN_H */ |