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b2f877e9 | 1 | /* intrin.c -- Recognize references to intrinsics |
d9d1501a | 2 | Copyright (C) 1995, 1996, 1997, 1998 Free Software Foundation, Inc. |
935a4414 | 3 | Contributed by James Craig Burley. |
b2f877e9 | 4 | |
5 | This file is part of GNU Fortran. | |
6 | ||
7 | GNU Fortran is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2, or (at your option) | |
10 | any later version. | |
11 | ||
12 | GNU Fortran is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with GNU Fortran; see the file COPYING. If not, write to | |
19 | the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA | |
20 | 02111-1307, USA. | |
21 | ||
22 | */ | |
23 | ||
24 | #include "proj.h" | |
b2f877e9 | 25 | #include "intrin.h" |
26 | #include "expr.h" | |
27 | #include "info.h" | |
28 | #include "src.h" | |
29 | #include "symbol.h" | |
30 | #include "target.h" | |
31 | #include "top.h" | |
32 | ||
33 | struct _ffeintrin_name_ | |
34 | { | |
9a5bd8b1 | 35 | const char *name_uc; |
36 | const char *name_lc; | |
37 | const char *name_ic; | |
b2f877e9 | 38 | ffeintrinGen generic; |
39 | ffeintrinSpec specific; | |
40 | }; | |
41 | ||
42 | struct _ffeintrin_gen_ | |
43 | { | |
9a5bd8b1 | 44 | const char *name; /* Name as seen in program. */ |
b2f877e9 | 45 | ffeintrinSpec specs[2]; |
46 | }; | |
47 | ||
48 | struct _ffeintrin_spec_ | |
49 | { | |
9a5bd8b1 | 50 | const char *name; /* Uppercase name as seen in source code, |
b2f877e9 | 51 | lowercase if no source name, "none" if no |
52 | name at all (NONE case). */ | |
53 | bool is_actualarg; /* Ok to pass as actual arg if -pedantic. */ | |
54 | ffeintrinFamily family; | |
55 | ffeintrinImp implementation; | |
56 | }; | |
57 | ||
58 | struct _ffeintrin_imp_ | |
59 | { | |
9a5bd8b1 | 60 | const char *name; /* Name of implementation. */ |
b2f877e9 | 61 | #if FFECOM_targetCURRENT == FFECOM_targetGCC |
62 | ffecomGfrt gfrt_direct; /* library routine, direct-callable form. */ | |
63 | ffecomGfrt gfrt_f2c; /* library routine, f2c-callable form. */ | |
64 | ffecomGfrt gfrt_gnu; /* library routine, gnu-callable form. */ | |
65 | #endif /* FFECOM_targetCURRENT == FFECOM_targetGCC */ | |
9a5bd8b1 | 66 | const char *control; |
34c0f1ce | 67 | char y2kbad; |
b2f877e9 | 68 | }; |
69 | ||
70 | static ffebad ffeintrin_check_ (ffeintrinImp imp, ffebldOp op, | |
71 | ffebld args, ffeinfoBasictype *xbt, | |
72 | ffeinfoKindtype *xkt, | |
73 | ffetargetCharacterSize *xsz, | |
74 | bool *check_intrin, | |
75 | ffelexToken t, | |
76 | bool commit); | |
77 | static bool ffeintrin_check_any_ (ffebld arglist); | |
78 | static int ffeintrin_cmp_name_ (const void *name, const void *intrinsic); | |
79 | ||
80 | static struct _ffeintrin_name_ ffeintrin_names_[] | |
81 | = | |
82 | { /* Alpha order. */ | |
83 | #define DEFNAME(UPPER,LOWER,MIXED,GEN,SPEC) \ | |
84 | { UPPER, LOWER, MIXED, FFEINTRIN_ ## GEN, FFEINTRIN_ ## SPEC }, | |
85 | #define DEFGEN(CODE,NAME,SPEC1,SPEC2) | |
86 | #define DEFSPEC(CODE,NAME,CALLABLE,FAMILY,IMP) | |
87 | #define DEFIMP(CODE,NAME,GFRTDIRECT,GFRTF2C,GFRTGNU,CONTROL) | |
34c0f1ce | 88 | #define DEFIMPY(CODE,NAME,GFRTDIRECT,GFRTF2C,GFRTGNU,CONTROL,Y2KBAD) |
b2f877e9 | 89 | #include "intrin.def" |
90 | #undef DEFNAME | |
91 | #undef DEFGEN | |
92 | #undef DEFSPEC | |
93 | #undef DEFIMP | |
34c0f1ce | 94 | #undef DEFIMPY |
b2f877e9 | 95 | }; |
96 | ||
97 | static struct _ffeintrin_gen_ ffeintrin_gens_[] | |
98 | = | |
99 | { | |
100 | #define DEFNAME(UPPER,LOWER,MIXED,GEN,SPEC) | |
101 | #define DEFGEN(CODE,NAME,SPEC1,SPEC2) \ | |
102 | { NAME, { SPEC1, SPEC2, }, }, | |
103 | #define DEFSPEC(CODE,NAME,CALLABLE,FAMILY,IMP) | |
104 | #define DEFIMP(CODE,NAME,GFRTDIRECT,GFRTF2C,GFRTGNU,CONTROL) | |
34c0f1ce | 105 | #define DEFIMPY(CODE,NAME,GFRTDIRECT,GFRTF2C,GFRTGNU,CONTROL,Y2KBAD) |
b2f877e9 | 106 | #include "intrin.def" |
107 | #undef DEFNAME | |
108 | #undef DEFGEN | |
109 | #undef DEFSPEC | |
110 | #undef DEFIMP | |
34c0f1ce | 111 | #undef DEFIMPY |
b2f877e9 | 112 | }; |
113 | ||
114 | static struct _ffeintrin_imp_ ffeintrin_imps_[] | |
115 | = | |
116 | { | |
117 | #define DEFNAME(UPPER,LOWER,MIXED,GEN,SPEC) | |
118 | #define DEFGEN(CODE,NAME,SPEC1,SPEC2) | |
119 | #define DEFSPEC(CODE,NAME,CALLABLE,FAMILY,IMP) | |
120 | #if FFECOM_targetCURRENT == FFECOM_targetGCC | |
121 | #define DEFIMP(CODE,NAME,GFRTDIRECT,GFRTF2C,GFRTGNU,CONTROL) \ | |
122 | { NAME, FFECOM_gfrt ## GFRTDIRECT, FFECOM_gfrt ## GFRTF2C, \ | |
34c0f1ce | 123 | FFECOM_gfrt ## GFRTGNU, CONTROL, FALSE }, |
124 | #define DEFIMPY(CODE,NAME,GFRTDIRECT,GFRTF2C,GFRTGNU,CONTROL,Y2KBAD) \ | |
125 | { NAME, FFECOM_gfrt ## GFRTDIRECT, FFECOM_gfrt ## GFRTF2C, \ | |
126 | FFECOM_gfrt ## GFRTGNU, CONTROL, Y2KBAD }, | |
b2f877e9 | 127 | #elif FFECOM_targetCURRENT == FFECOM_targetFFE |
128 | #define DEFIMP(CODE,NAME,GFRTDIRECT,GFRTF2C,GFRTGNU,CONTROL) \ | |
34c0f1ce | 129 | { NAME, CONTROL, FALSE }, |
130 | #define DEFIMPY(CODE,NAME,GFRTDIRECT,GFRTF2C,GFRTGNU,CONTROL,Y2KBAD) \ | |
131 | { NAME, CONTROL, Y2KBAD }, | |
b2f877e9 | 132 | #else |
133 | #error | |
134 | #endif | |
135 | #include "intrin.def" | |
136 | #undef DEFNAME | |
137 | #undef DEFGEN | |
138 | #undef DEFSPEC | |
139 | #undef DEFIMP | |
34c0f1ce | 140 | #undef DEFIMPY |
b2f877e9 | 141 | }; |
142 | ||
143 | static struct _ffeintrin_spec_ ffeintrin_specs_[] | |
144 | = | |
145 | { | |
146 | #define DEFNAME(UPPER,LOWER,MIXED,GEN,SPEC) | |
147 | #define DEFGEN(CODE,NAME,SPEC1,SPEC2) | |
148 | #define DEFSPEC(CODE,NAME,CALLABLE,FAMILY,IMP) \ | |
149 | { NAME, CALLABLE, FAMILY, IMP, }, | |
150 | #define DEFIMP(CODE,NAME,GFRTDIRECT,GFRTF2C,GFRTGNU,CONTROL) | |
34c0f1ce | 151 | #define DEFIMPY(CODE,NAME,GFRTDIRECT,GFRTF2C,GFRTGNU,CONTROL,Y2KBAD) |
b2f877e9 | 152 | #include "intrin.def" |
153 | #undef DEFGEN | |
154 | #undef DEFSPEC | |
155 | #undef DEFIMP | |
34c0f1ce | 156 | #undef DEFIMPY |
b2f877e9 | 157 | }; |
158 | \f | |
159 | ||
160 | static ffebad | |
161 | ffeintrin_check_ (ffeintrinImp imp, ffebldOp op, | |
162 | ffebld args, ffeinfoBasictype *xbt, | |
163 | ffeinfoKindtype *xkt, | |
164 | ffetargetCharacterSize *xsz, | |
165 | bool *check_intrin, | |
166 | ffelexToken t, | |
167 | bool commit) | |
168 | { | |
9a5bd8b1 | 169 | const char *c = ffeintrin_imps_[imp].control; |
b2f877e9 | 170 | bool subr = (c[0] == '-'); |
9a5bd8b1 | 171 | const char *argc; |
b2f877e9 | 172 | ffebld arg; |
173 | ffeinfoBasictype bt; | |
174 | ffeinfoKindtype kt; | |
175 | ffetargetCharacterSize sz = FFETARGET_charactersizeNONE; | |
176 | ffeinfoKindtype firstarg_kt; | |
177 | bool need_col; | |
178 | ffeinfoBasictype col_bt = FFEINFO_basictypeNONE; | |
179 | ffeinfoKindtype col_kt = FFEINFO_kindtypeNONE; | |
180 | int colon = (c[2] == ':') ? 2 : 3; | |
181 | int argno; | |
182 | ||
183 | /* Check procedure type (function vs. subroutine) against | |
184 | invocation. */ | |
185 | ||
186 | if (op == FFEBLD_opSUBRREF) | |
187 | { | |
188 | if (!subr) | |
189 | return FFEBAD_INTRINSIC_IS_FUNC; | |
190 | } | |
191 | else if (op == FFEBLD_opFUNCREF) | |
192 | { | |
193 | if (subr) | |
194 | return FFEBAD_INTRINSIC_IS_SUBR; | |
195 | } | |
196 | else | |
197 | return FFEBAD_INTRINSIC_REF; | |
198 | ||
199 | /* Check the arglist for validity. */ | |
200 | ||
201 | if ((args != NULL) | |
202 | && (ffebld_head (args) != NULL)) | |
203 | firstarg_kt = ffeinfo_kindtype (ffebld_info (ffebld_head (args))); | |
204 | else | |
205 | firstarg_kt = FFEINFO_kindtype; | |
206 | ||
207 | for (argc = &c[colon + 3], | |
208 | arg = args; | |
209 | *argc != '\0'; | |
210 | ) | |
211 | { | |
212 | char optional = '\0'; | |
213 | char required = '\0'; | |
214 | char extra = '\0'; | |
215 | char basic; | |
216 | char kind; | |
217 | int length; | |
218 | int elements; | |
219 | bool lastarg_complex = FALSE; | |
220 | ||
221 | /* We don't do anything with keywords yet. */ | |
222 | do | |
223 | { | |
224 | } while (*(++argc) != '='); | |
225 | ||
226 | ++argc; | |
227 | if ((*argc == '?') | |
228 | || (*argc == '!') | |
229 | || (*argc == '*')) | |
230 | optional = *(argc++); | |
231 | if ((*argc == '+') | |
232 | || (*argc == 'n') | |
233 | || (*argc == 'p')) | |
234 | required = *(argc++); | |
235 | basic = *(argc++); | |
236 | kind = *(argc++); | |
237 | if (*argc == '[') | |
238 | { | |
239 | length = *++argc - '0'; | |
240 | if (*++argc != ']') | |
241 | length = 10 * length + (*(argc++) - '0'); | |
242 | ++argc; | |
243 | } | |
244 | else | |
245 | length = -1; | |
246 | if (*argc == '(') | |
247 | { | |
248 | elements = *++argc - '0'; | |
249 | if (*++argc != ')') | |
250 | elements = 10 * elements + (*(argc++) - '0'); | |
251 | ++argc; | |
252 | } | |
253 | else if (*argc == '&') | |
254 | { | |
255 | elements = -1; | |
256 | ++argc; | |
257 | } | |
258 | else | |
259 | elements = 0; | |
260 | if ((*argc == '&') | |
261 | || (*argc == 'i') | |
262 | || (*argc == 'w') | |
263 | || (*argc == 'x')) | |
264 | extra = *(argc++); | |
265 | if (*argc == ',') | |
266 | ++argc; | |
267 | ||
268 | /* Break out of this loop only when current arg spec completely | |
269 | processed. */ | |
270 | ||
271 | do | |
272 | { | |
273 | bool okay; | |
274 | ffebld a; | |
275 | ffeinfo i; | |
276 | bool anynum; | |
277 | ffeinfoBasictype abt = FFEINFO_basictypeNONE; | |
278 | ffeinfoKindtype akt = FFEINFO_kindtypeNONE; | |
279 | ||
280 | if ((arg == NULL) | |
281 | || (ffebld_head (arg) == NULL)) | |
282 | { | |
283 | if (required != '\0') | |
284 | return FFEBAD_INTRINSIC_TOOFEW; | |
285 | if (optional == '\0') | |
286 | return FFEBAD_INTRINSIC_TOOFEW; | |
287 | if (arg != NULL) | |
288 | arg = ffebld_trail (arg); | |
289 | break; /* Try next argspec. */ | |
290 | } | |
291 | ||
292 | a = ffebld_head (arg); | |
293 | i = ffebld_info (a); | |
294 | anynum = (ffeinfo_basictype (i) == FFEINFO_basictypeHOLLERITH) | |
295 | || (ffeinfo_basictype (i) == FFEINFO_basictypeTYPELESS); | |
296 | ||
297 | /* See how well the arg matches up to the spec. */ | |
298 | ||
299 | switch (basic) | |
300 | { | |
301 | case 'A': | |
302 | okay = (ffeinfo_basictype (i) == FFEINFO_basictypeCHARACTER) | |
303 | && ((length == -1) | |
304 | || (ffeinfo_size (i) == (ffetargetCharacterSize) length)); | |
305 | break; | |
306 | ||
307 | case 'C': | |
308 | okay = anynum | |
309 | || (ffeinfo_basictype (i) == FFEINFO_basictypeCOMPLEX); | |
310 | abt = FFEINFO_basictypeCOMPLEX; | |
311 | break; | |
312 | ||
313 | case 'I': | |
314 | okay = anynum | |
315 | || (ffeinfo_basictype (i) == FFEINFO_basictypeINTEGER); | |
316 | abt = FFEINFO_basictypeINTEGER; | |
317 | break; | |
318 | ||
319 | case 'L': | |
320 | okay = anynum | |
321 | || (ffeinfo_basictype (i) == FFEINFO_basictypeLOGICAL); | |
322 | abt = FFEINFO_basictypeLOGICAL; | |
323 | break; | |
324 | ||
325 | case 'R': | |
326 | okay = anynum | |
327 | || (ffeinfo_basictype (i) == FFEINFO_basictypeREAL); | |
328 | abt = FFEINFO_basictypeREAL; | |
329 | break; | |
330 | ||
331 | case 'B': | |
332 | okay = anynum | |
333 | || (ffeinfo_basictype (i) == FFEINFO_basictypeINTEGER) | |
334 | || (ffeinfo_basictype (i) == FFEINFO_basictypeLOGICAL); | |
335 | break; | |
336 | ||
337 | case 'F': | |
338 | okay = anynum | |
339 | || (ffeinfo_basictype (i) == FFEINFO_basictypeCOMPLEX) | |
340 | || (ffeinfo_basictype (i) == FFEINFO_basictypeREAL); | |
341 | break; | |
342 | ||
343 | case 'N': | |
344 | okay = anynum | |
345 | || (ffeinfo_basictype (i) == FFEINFO_basictypeCOMPLEX) | |
346 | || (ffeinfo_basictype (i) == FFEINFO_basictypeINTEGER) | |
347 | || (ffeinfo_basictype (i) == FFEINFO_basictypeREAL); | |
348 | break; | |
349 | ||
350 | case 'S': | |
351 | okay = anynum | |
352 | || (ffeinfo_basictype (i) == FFEINFO_basictypeINTEGER) | |
353 | || (ffeinfo_basictype (i) == FFEINFO_basictypeREAL); | |
354 | break; | |
355 | ||
356 | case 'g': | |
357 | okay = ((ffebld_op (a) == FFEBLD_opLABTER) | |
358 | || (ffebld_op (a) == FFEBLD_opLABTOK)); | |
359 | elements = -1; | |
360 | extra = '-'; | |
361 | break; | |
362 | ||
363 | case 's': | |
364 | okay = (((((ffeinfo_basictype (i) == FFEINFO_basictypeNONE) | |
365 | && (ffeinfo_kindtype (i) == FFEINFO_kindtypeNONE) | |
366 | && (ffeinfo_kind (i) == FFEINFO_kindSUBROUTINE)) | |
367 | || ((ffeinfo_basictype (i) == FFEINFO_basictypeINTEGER) | |
368 | && (ffeinfo_kindtype (i) == FFEINFO_kindtypeINTEGERDEFAULT) | |
369 | && (ffeinfo_kind (i) == FFEINFO_kindFUNCTION)) | |
370 | || (ffeinfo_kind (i) == FFEINFO_kindNONE)) | |
371 | && ((ffeinfo_where (i) == FFEINFO_whereDUMMY) | |
372 | || (ffeinfo_where (i) == FFEINFO_whereGLOBAL))) | |
373 | || ((ffeinfo_basictype (i) == FFEINFO_basictypeINTEGER) | |
374 | && (ffeinfo_kind (i) == FFEINFO_kindENTITY))); | |
375 | elements = -1; | |
376 | extra = '-'; | |
377 | break; | |
378 | ||
379 | case '-': | |
380 | default: | |
381 | okay = TRUE; | |
382 | break; | |
383 | } | |
384 | ||
385 | switch (kind) | |
386 | { | |
387 | case '1': case '2': case '3': case '4': case '5': | |
388 | case '6': case '7': case '8': case '9': | |
389 | akt = (kind - '0'); | |
390 | if ((ffeinfo_basictype (i) == FFEINFO_basictypeINTEGER) | |
391 | || (ffeinfo_basictype (i) == FFEINFO_basictypeLOGICAL)) | |
392 | { | |
393 | switch (akt) | |
394 | { /* Translate to internal kinds for now! */ | |
395 | default: | |
396 | break; | |
397 | ||
398 | case 2: | |
399 | akt = 4; | |
400 | break; | |
401 | ||
402 | case 3: | |
403 | akt = 2; | |
404 | break; | |
405 | ||
406 | case 4: | |
407 | akt = 5; | |
408 | break; | |
409 | ||
410 | case 6: | |
411 | akt = 3; | |
412 | break; | |
2e70f689 | 413 | |
414 | case 7: | |
415 | akt = ffecom_pointer_kind (); | |
416 | break; | |
b2f877e9 | 417 | } |
418 | } | |
419 | okay &= anynum || (ffeinfo_kindtype (i) == akt); | |
420 | break; | |
421 | ||
422 | case 'A': | |
423 | okay &= anynum || (ffeinfo_kindtype (i) == firstarg_kt); | |
424 | akt = (firstarg_kt == FFEINFO_kindtype) ? FFEINFO_kindtypeNONE | |
425 | : firstarg_kt; | |
426 | break; | |
427 | ||
428 | case '*': | |
429 | default: | |
430 | break; | |
431 | } | |
432 | ||
433 | switch (elements) | |
434 | { | |
435 | ffebld b; | |
436 | ||
437 | case -1: | |
438 | break; | |
439 | ||
440 | case 0: | |
441 | if (ffeinfo_rank (i) != 0) | |
442 | okay = FALSE; | |
443 | break; | |
444 | ||
445 | default: | |
446 | if ((ffeinfo_rank (i) != 1) | |
447 | || (ffebld_op (a) != FFEBLD_opSYMTER) | |
448 | || ((b = ffesymbol_arraysize (ffebld_symter (a))) == NULL) | |
449 | || (ffebld_op (b) != FFEBLD_opCONTER) | |
450 | || (ffeinfo_basictype (ffebld_info (b)) != FFEINFO_basictypeINTEGER) | |
451 | || (ffeinfo_kindtype (ffebld_info (b)) != FFEINFO_kindtypeINTEGERDEFAULT) | |
452 | || (ffebld_constant_integer1 (ffebld_conter (b)) != elements)) | |
453 | okay = FALSE; | |
454 | break; | |
455 | } | |
456 | ||
457 | switch (extra) | |
458 | { | |
459 | case '&': | |
460 | if ((ffeinfo_kind (i) != FFEINFO_kindENTITY) | |
461 | || ((ffebld_op (a) != FFEBLD_opSYMTER) | |
462 | && (ffebld_op (a) != FFEBLD_opSUBSTR) | |
463 | && (ffebld_op (a) != FFEBLD_opARRAYREF))) | |
464 | okay = FALSE; | |
465 | break; | |
466 | ||
467 | case 'w': | |
468 | case 'x': | |
469 | if ((ffeinfo_kind (i) != FFEINFO_kindENTITY) | |
470 | || ((ffebld_op (a) != FFEBLD_opSYMTER) | |
471 | && (ffebld_op (a) != FFEBLD_opARRAYREF) | |
472 | && (ffebld_op (a) != FFEBLD_opSUBSTR))) | |
473 | okay = FALSE; | |
474 | break; | |
475 | ||
476 | case '-': | |
477 | case 'i': | |
478 | break; | |
479 | ||
480 | default: | |
481 | if (ffeinfo_kind (i) != FFEINFO_kindENTITY) | |
482 | okay = FALSE; | |
483 | break; | |
484 | } | |
485 | ||
486 | if ((optional == '!') | |
487 | && lastarg_complex) | |
488 | okay = FALSE; | |
489 | ||
490 | if (!okay) | |
491 | { | |
492 | /* If it wasn't optional, it's an error, | |
493 | else maybe it could match a later argspec. */ | |
494 | if (optional == '\0') | |
495 | return FFEBAD_INTRINSIC_REF; | |
496 | break; /* Try next argspec. */ | |
497 | } | |
498 | ||
499 | lastarg_complex | |
500 | = (ffeinfo_basictype (i) == FFEINFO_basictypeCOMPLEX); | |
501 | ||
502 | if (anynum) | |
503 | { | |
504 | /* If we know dummy arg type, convert to that now. */ | |
505 | ||
506 | if ((abt != FFEINFO_basictypeNONE) | |
507 | && (akt != FFEINFO_kindtypeNONE) | |
508 | && commit) | |
509 | { | |
510 | /* We have a known type, convert hollerith/typeless | |
511 | to it. */ | |
512 | ||
513 | a = ffeexpr_convert (a, t, NULL, | |
514 | abt, akt, 0, | |
515 | FFETARGET_charactersizeNONE, | |
516 | FFEEXPR_contextLET); | |
517 | ffebld_set_head (arg, a); | |
518 | } | |
519 | } | |
520 | ||
521 | arg = ffebld_trail (arg); /* Arg accepted, now move on. */ | |
522 | ||
523 | if (optional == '*') | |
524 | continue; /* Go ahead and try another arg. */ | |
525 | if (required == '\0') | |
526 | break; | |
527 | if ((required == 'n') | |
528 | || (required == '+')) | |
529 | { | |
530 | optional = '*'; | |
531 | required = '\0'; | |
532 | } | |
533 | else if (required == 'p') | |
534 | required = 'n'; | |
535 | } while (TRUE); | |
536 | } | |
537 | ||
b2f877e9 | 538 | if (arg != NULL) |
539 | return FFEBAD_INTRINSIC_TOOMANY; | |
540 | ||
541 | /* Set up the initial type for the return value of the function. */ | |
542 | ||
543 | need_col = FALSE; | |
544 | switch (c[0]) | |
545 | { | |
546 | case 'A': | |
547 | bt = FFEINFO_basictypeCHARACTER; | |
548 | sz = (c[2] == '*') ? FFETARGET_charactersizeNONE : 1; | |
549 | break; | |
550 | ||
551 | case 'C': | |
552 | bt = FFEINFO_basictypeCOMPLEX; | |
553 | break; | |
554 | ||
555 | case 'I': | |
556 | bt = FFEINFO_basictypeINTEGER; | |
557 | break; | |
558 | ||
559 | case 'L': | |
560 | bt = FFEINFO_basictypeLOGICAL; | |
561 | break; | |
562 | ||
563 | case 'R': | |
564 | bt = FFEINFO_basictypeREAL; | |
565 | break; | |
566 | ||
567 | case 'B': | |
568 | case 'F': | |
569 | case 'N': | |
570 | case 'S': | |
571 | need_col = TRUE; | |
572 | /* Fall through. */ | |
573 | case '-': | |
574 | default: | |
575 | bt = FFEINFO_basictypeNONE; | |
576 | break; | |
577 | } | |
578 | ||
579 | switch (c[1]) | |
580 | { | |
581 | case '1': case '2': case '3': case '4': case '5': | |
582 | case '6': case '7': case '8': case '9': | |
583 | kt = (c[1] - '0'); | |
584 | if ((bt == FFEINFO_basictypeINTEGER) | |
585 | || (bt == FFEINFO_basictypeLOGICAL)) | |
586 | { | |
587 | switch (kt) | |
588 | { /* Translate to internal kinds for now! */ | |
589 | default: | |
590 | break; | |
591 | ||
592 | case 2: | |
593 | kt = 4; | |
594 | break; | |
595 | ||
596 | case 3: | |
597 | kt = 2; | |
598 | break; | |
599 | ||
600 | case 4: | |
601 | kt = 5; | |
602 | break; | |
603 | ||
604 | case 6: | |
605 | kt = 3; | |
606 | break; | |
2e70f689 | 607 | |
608 | case 7: | |
609 | kt = ffecom_pointer_kind (); | |
610 | break; | |
b2f877e9 | 611 | } |
612 | } | |
613 | break; | |
614 | ||
615 | case 'C': | |
616 | if (ffe_is_90 ()) | |
617 | need_col = TRUE; | |
618 | kt = 1; | |
619 | break; | |
620 | ||
b2f877e9 | 621 | case '=': |
622 | need_col = TRUE; | |
623 | /* Fall through. */ | |
624 | case '-': | |
625 | default: | |
626 | kt = FFEINFO_kindtypeNONE; | |
627 | break; | |
628 | } | |
629 | ||
630 | /* Determine collective type of COL, if there is one. */ | |
631 | ||
632 | if (need_col || c[colon + 1] != '-') | |
633 | { | |
634 | bool okay = TRUE; | |
635 | bool have_anynum = FALSE; | |
636 | ||
637 | for (arg = args; | |
638 | arg != NULL; | |
639 | arg = (c[colon + 1] == '*') ? ffebld_trail (arg) : NULL) | |
640 | { | |
641 | ffebld a = ffebld_head (arg); | |
642 | ffeinfo i; | |
643 | bool anynum; | |
644 | ||
645 | if (a == NULL) | |
646 | continue; | |
647 | i = ffebld_info (a); | |
648 | ||
649 | anynum = (ffeinfo_basictype (i) == FFEINFO_basictypeHOLLERITH) | |
650 | || (ffeinfo_basictype (i) == FFEINFO_basictypeTYPELESS); | |
651 | if (anynum) | |
652 | { | |
653 | have_anynum = TRUE; | |
654 | continue; | |
655 | } | |
656 | ||
657 | if ((col_bt == FFEINFO_basictypeNONE) | |
658 | && (col_kt == FFEINFO_kindtypeNONE)) | |
659 | { | |
660 | col_bt = ffeinfo_basictype (i); | |
661 | col_kt = ffeinfo_kindtype (i); | |
662 | } | |
663 | else | |
664 | { | |
665 | ffeexpr_type_combine (&col_bt, &col_kt, | |
666 | col_bt, col_kt, | |
667 | ffeinfo_basictype (i), | |
668 | ffeinfo_kindtype (i), | |
669 | NULL); | |
670 | if ((col_bt == FFEINFO_basictypeNONE) | |
671 | || (col_kt == FFEINFO_kindtypeNONE)) | |
672 | return FFEBAD_INTRINSIC_REF; | |
673 | } | |
674 | } | |
675 | ||
676 | if (have_anynum | |
677 | && ((col_bt == FFEINFO_basictypeNONE) | |
678 | || (col_kt == FFEINFO_kindtypeNONE))) | |
679 | { | |
680 | /* No type, but have hollerith/typeless. Use type of return | |
681 | value to determine type of COL. */ | |
682 | ||
683 | switch (c[0]) | |
684 | { | |
685 | case 'A': | |
686 | return FFEBAD_INTRINSIC_REF; | |
687 | ||
688 | case 'B': | |
689 | case 'I': | |
690 | case 'L': | |
691 | if ((col_bt != FFEINFO_basictypeNONE) | |
692 | && (col_bt != FFEINFO_basictypeINTEGER)) | |
693 | return FFEBAD_INTRINSIC_REF; | |
694 | /* Fall through. */ | |
695 | case 'N': | |
696 | case 'S': | |
697 | case '-': | |
698 | default: | |
699 | col_bt = FFEINFO_basictypeINTEGER; | |
700 | col_kt = FFEINFO_kindtypeINTEGER1; | |
701 | break; | |
702 | ||
703 | case 'C': | |
704 | if ((col_bt != FFEINFO_basictypeNONE) | |
705 | && (col_bt != FFEINFO_basictypeCOMPLEX)) | |
706 | return FFEBAD_INTRINSIC_REF; | |
707 | col_bt = FFEINFO_basictypeCOMPLEX; | |
708 | col_kt = FFEINFO_kindtypeREAL1; | |
709 | break; | |
710 | ||
711 | case 'R': | |
712 | if ((col_bt != FFEINFO_basictypeNONE) | |
713 | && (col_bt != FFEINFO_basictypeREAL)) | |
714 | return FFEBAD_INTRINSIC_REF; | |
715 | /* Fall through. */ | |
716 | case 'F': | |
717 | col_bt = FFEINFO_basictypeREAL; | |
718 | col_kt = FFEINFO_kindtypeREAL1; | |
719 | break; | |
720 | } | |
721 | } | |
722 | ||
723 | switch (c[0]) | |
724 | { | |
725 | case 'B': | |
726 | okay = (col_bt == FFEINFO_basictypeINTEGER) | |
727 | || (col_bt == FFEINFO_basictypeLOGICAL); | |
728 | if (need_col) | |
729 | bt = col_bt; | |
730 | break; | |
731 | ||
732 | case 'F': | |
733 | okay = (col_bt == FFEINFO_basictypeCOMPLEX) | |
734 | || (col_bt == FFEINFO_basictypeREAL); | |
735 | if (need_col) | |
736 | bt = col_bt; | |
737 | break; | |
738 | ||
739 | case 'N': | |
740 | okay = (col_bt == FFEINFO_basictypeCOMPLEX) | |
741 | || (col_bt == FFEINFO_basictypeINTEGER) | |
742 | || (col_bt == FFEINFO_basictypeREAL); | |
743 | if (need_col) | |
744 | bt = col_bt; | |
745 | break; | |
746 | ||
747 | case 'S': | |
748 | okay = (col_bt == FFEINFO_basictypeINTEGER) | |
749 | || (col_bt == FFEINFO_basictypeREAL) | |
750 | || (col_bt == FFEINFO_basictypeCOMPLEX); | |
751 | if (need_col) | |
752 | bt = ((col_bt != FFEINFO_basictypeCOMPLEX) ? col_bt | |
753 | : FFEINFO_basictypeREAL); | |
754 | break; | |
755 | } | |
756 | ||
757 | switch (c[1]) | |
758 | { | |
759 | case '=': | |
760 | if (need_col) | |
761 | kt = col_kt; | |
762 | break; | |
763 | ||
764 | case 'C': | |
765 | if (col_bt == FFEINFO_basictypeCOMPLEX) | |
766 | { | |
767 | if (col_kt != FFEINFO_kindtypeREALDEFAULT) | |
768 | *check_intrin = TRUE; | |
769 | if (need_col) | |
770 | kt = col_kt; | |
771 | } | |
772 | break; | |
773 | } | |
774 | ||
775 | if (!okay) | |
776 | return FFEBAD_INTRINSIC_REF; | |
777 | } | |
778 | ||
779 | /* Now, convert args in the arglist to the final type of the COL. */ | |
780 | ||
781 | for (argno = 0, argc = &c[colon + 3], | |
782 | arg = args; | |
783 | *argc != '\0'; | |
784 | ++argno) | |
785 | { | |
786 | char optional = '\0'; | |
787 | char required = '\0'; | |
788 | char extra = '\0'; | |
789 | char basic; | |
790 | char kind; | |
791 | int length; | |
792 | int elements; | |
793 | bool lastarg_complex = FALSE; | |
794 | ||
795 | /* We don't do anything with keywords yet. */ | |
796 | do | |
797 | { | |
798 | } while (*(++argc) != '='); | |
799 | ||
800 | ++argc; | |
801 | if ((*argc == '?') | |
802 | || (*argc == '!') | |
803 | || (*argc == '*')) | |
804 | optional = *(argc++); | |
805 | if ((*argc == '+') | |
806 | || (*argc == 'n') | |
807 | || (*argc == 'p')) | |
808 | required = *(argc++); | |
809 | basic = *(argc++); | |
810 | kind = *(argc++); | |
811 | if (*argc == '[') | |
812 | { | |
813 | length = *++argc - '0'; | |
814 | if (*++argc != ']') | |
815 | length = 10 * length + (*(argc++) - '0'); | |
816 | ++argc; | |
817 | } | |
818 | else | |
819 | length = -1; | |
820 | if (*argc == '(') | |
821 | { | |
822 | elements = *++argc - '0'; | |
823 | if (*++argc != ')') | |
824 | elements = 10 * elements + (*(argc++) - '0'); | |
825 | ++argc; | |
826 | } | |
827 | else if (*argc == '&') | |
828 | { | |
829 | elements = -1; | |
830 | ++argc; | |
831 | } | |
832 | else | |
833 | elements = 0; | |
834 | if ((*argc == '&') | |
835 | || (*argc == 'i') | |
836 | || (*argc == 'w') | |
837 | || (*argc == 'x')) | |
838 | extra = *(argc++); | |
839 | if (*argc == ',') | |
840 | ++argc; | |
841 | ||
842 | /* Break out of this loop only when current arg spec completely | |
843 | processed. */ | |
844 | ||
845 | do | |
846 | { | |
847 | bool okay; | |
848 | ffebld a; | |
849 | ffeinfo i; | |
850 | bool anynum; | |
851 | ffeinfoBasictype abt = FFEINFO_basictypeNONE; | |
852 | ffeinfoKindtype akt = FFEINFO_kindtypeNONE; | |
853 | ||
854 | if ((arg == NULL) | |
855 | || (ffebld_head (arg) == NULL)) | |
856 | { | |
857 | if (arg != NULL) | |
858 | arg = ffebld_trail (arg); | |
859 | break; /* Try next argspec. */ | |
860 | } | |
861 | ||
862 | a = ffebld_head (arg); | |
863 | i = ffebld_info (a); | |
864 | anynum = (ffeinfo_basictype (i) == FFEINFO_basictypeHOLLERITH) | |
865 | || (ffeinfo_basictype (i) == FFEINFO_basictypeTYPELESS); | |
866 | ||
867 | /* Determine what the default type for anynum would be. */ | |
868 | ||
869 | if (anynum) | |
870 | { | |
871 | switch (c[colon + 1]) | |
872 | { | |
873 | case '-': | |
874 | break; | |
875 | case '0': case '1': case '2': case '3': case '4': | |
876 | case '5': case '6': case '7': case '8': case '9': | |
877 | if (argno != (c[colon + 1] - '0')) | |
878 | break; | |
879 | case '*': | |
880 | abt = col_bt; | |
881 | akt = col_kt; | |
882 | break; | |
883 | } | |
884 | } | |
885 | ||
886 | /* Again, match arg up to the spec. We go through all of | |
887 | this again to properly follow the contour of optional | |
888 | arguments. Probably this level of flexibility is not | |
889 | needed, perhaps it's even downright naughty. */ | |
890 | ||
891 | switch (basic) | |
892 | { | |
893 | case 'A': | |
894 | okay = (ffeinfo_basictype (i) == FFEINFO_basictypeCHARACTER) | |
895 | && ((length == -1) | |
896 | || (ffeinfo_size (i) == (ffetargetCharacterSize) length)); | |
897 | break; | |
898 | ||
899 | case 'C': | |
900 | okay = anynum | |
901 | || (ffeinfo_basictype (i) == FFEINFO_basictypeCOMPLEX); | |
902 | abt = FFEINFO_basictypeCOMPLEX; | |
903 | break; | |
904 | ||
905 | case 'I': | |
906 | okay = anynum | |
907 | || (ffeinfo_basictype (i) == FFEINFO_basictypeINTEGER); | |
908 | abt = FFEINFO_basictypeINTEGER; | |
909 | break; | |
910 | ||
911 | case 'L': | |
912 | okay = anynum | |
913 | || (ffeinfo_basictype (i) == FFEINFO_basictypeLOGICAL); | |
914 | abt = FFEINFO_basictypeLOGICAL; | |
915 | break; | |
916 | ||
917 | case 'R': | |
918 | okay = anynum | |
919 | || (ffeinfo_basictype (i) == FFEINFO_basictypeREAL); | |
920 | abt = FFEINFO_basictypeREAL; | |
921 | break; | |
922 | ||
923 | case 'B': | |
924 | okay = anynum | |
925 | || (ffeinfo_basictype (i) == FFEINFO_basictypeINTEGER) | |
926 | || (ffeinfo_basictype (i) == FFEINFO_basictypeLOGICAL); | |
927 | break; | |
928 | ||
929 | case 'F': | |
930 | okay = anynum | |
931 | || (ffeinfo_basictype (i) == FFEINFO_basictypeCOMPLEX) | |
932 | || (ffeinfo_basictype (i) == FFEINFO_basictypeREAL); | |
933 | break; | |
934 | ||
935 | case 'N': | |
936 | okay = anynum | |
937 | || (ffeinfo_basictype (i) == FFEINFO_basictypeCOMPLEX) | |
938 | || (ffeinfo_basictype (i) == FFEINFO_basictypeINTEGER) | |
939 | || (ffeinfo_basictype (i) == FFEINFO_basictypeREAL); | |
940 | break; | |
941 | ||
942 | case 'S': | |
943 | okay = anynum | |
944 | || (ffeinfo_basictype (i) == FFEINFO_basictypeINTEGER) | |
945 | || (ffeinfo_basictype (i) == FFEINFO_basictypeREAL); | |
946 | break; | |
947 | ||
948 | case 'g': | |
949 | okay = ((ffebld_op (a) == FFEBLD_opLABTER) | |
950 | || (ffebld_op (a) == FFEBLD_opLABTOK)); | |
951 | elements = -1; | |
952 | extra = '-'; | |
953 | break; | |
954 | ||
955 | case 's': | |
956 | okay = (((((ffeinfo_basictype (i) == FFEINFO_basictypeNONE) | |
957 | && (ffeinfo_kindtype (i) == FFEINFO_kindtypeNONE) | |
958 | && (ffeinfo_kind (i) == FFEINFO_kindSUBROUTINE)) | |
959 | || ((ffeinfo_basictype (i) == FFEINFO_basictypeINTEGER) | |
960 | && (ffeinfo_kindtype (i) == FFEINFO_kindtypeINTEGERDEFAULT) | |
961 | && (ffeinfo_kind (i) == FFEINFO_kindFUNCTION)) | |
962 | || (ffeinfo_kind (i) == FFEINFO_kindNONE)) | |
963 | && ((ffeinfo_where (i) == FFEINFO_whereDUMMY) | |
964 | || (ffeinfo_where (i) == FFEINFO_whereGLOBAL))) | |
965 | || ((ffeinfo_basictype (i) == FFEINFO_basictypeINTEGER) | |
966 | && (ffeinfo_kind (i) == FFEINFO_kindENTITY))); | |
967 | elements = -1; | |
968 | extra = '-'; | |
969 | break; | |
970 | ||
971 | case '-': | |
972 | default: | |
973 | okay = TRUE; | |
974 | break; | |
975 | } | |
976 | ||
977 | switch (kind) | |
978 | { | |
979 | case '1': case '2': case '3': case '4': case '5': | |
980 | case '6': case '7': case '8': case '9': | |
981 | akt = (kind - '0'); | |
982 | if ((ffeinfo_basictype (i) == FFEINFO_basictypeINTEGER) | |
983 | || (ffeinfo_basictype (i) == FFEINFO_basictypeLOGICAL)) | |
984 | { | |
985 | switch (akt) | |
986 | { /* Translate to internal kinds for now! */ | |
987 | default: | |
988 | break; | |
989 | ||
990 | case 2: | |
991 | akt = 4; | |
992 | break; | |
993 | ||
994 | case 3: | |
995 | akt = 2; | |
996 | break; | |
997 | ||
998 | case 4: | |
999 | akt = 5; | |
1000 | break; | |
1001 | ||
1002 | case 6: | |
1003 | akt = 3; | |
1004 | break; | |
2e70f689 | 1005 | |
1006 | case 7: | |
1007 | akt = ffecom_pointer_kind (); | |
1008 | break; | |
b2f877e9 | 1009 | } |
1010 | } | |
1011 | okay &= anynum || (ffeinfo_kindtype (i) == akt); | |
1012 | break; | |
1013 | ||
1014 | case 'A': | |
1015 | okay &= anynum || (ffeinfo_kindtype (i) == firstarg_kt); | |
1016 | akt = (firstarg_kt == FFEINFO_kindtype) ? FFEINFO_kindtypeNONE | |
1017 | : firstarg_kt; | |
1018 | break; | |
1019 | ||
1020 | case '*': | |
1021 | default: | |
1022 | break; | |
1023 | } | |
1024 | ||
1025 | switch (elements) | |
1026 | { | |
1027 | ffebld b; | |
1028 | ||
1029 | case -1: | |
1030 | break; | |
1031 | ||
1032 | case 0: | |
1033 | if (ffeinfo_rank (i) != 0) | |
1034 | okay = FALSE; | |
1035 | break; | |
1036 | ||
1037 | default: | |
1038 | if ((ffeinfo_rank (i) != 1) | |
1039 | || (ffebld_op (a) != FFEBLD_opSYMTER) | |
1040 | || ((b = ffesymbol_arraysize (ffebld_symter (a))) == NULL) | |
1041 | || (ffebld_op (b) != FFEBLD_opCONTER) | |
1042 | || (ffeinfo_basictype (ffebld_info (b)) != FFEINFO_basictypeINTEGER) | |
1043 | || (ffeinfo_kindtype (ffebld_info (b)) != FFEINFO_kindtypeINTEGERDEFAULT) | |
1044 | || (ffebld_constant_integer1 (ffebld_conter (b)) != elements)) | |
1045 | okay = FALSE; | |
1046 | break; | |
1047 | } | |
1048 | ||
1049 | switch (extra) | |
1050 | { | |
1051 | case '&': | |
1052 | if ((ffeinfo_kind (i) != FFEINFO_kindENTITY) | |
1053 | || ((ffebld_op (a) != FFEBLD_opSYMTER) | |
1054 | && (ffebld_op (a) != FFEBLD_opSUBSTR) | |
1055 | && (ffebld_op (a) != FFEBLD_opARRAYREF))) | |
1056 | okay = FALSE; | |
1057 | break; | |
1058 | ||
1059 | case 'w': | |
1060 | case 'x': | |
1061 | if ((ffeinfo_kind (i) != FFEINFO_kindENTITY) | |
1062 | || ((ffebld_op (a) != FFEBLD_opSYMTER) | |
1063 | && (ffebld_op (a) != FFEBLD_opARRAYREF) | |
1064 | && (ffebld_op (a) != FFEBLD_opSUBSTR))) | |
1065 | okay = FALSE; | |
1066 | break; | |
1067 | ||
1068 | case '-': | |
1069 | case 'i': | |
1070 | break; | |
1071 | ||
1072 | default: | |
1073 | if (ffeinfo_kind (i) != FFEINFO_kindENTITY) | |
1074 | okay = FALSE; | |
1075 | break; | |
1076 | } | |
1077 | ||
1078 | if ((optional == '!') | |
1079 | && lastarg_complex) | |
1080 | okay = FALSE; | |
1081 | ||
1082 | if (!okay) | |
1083 | { | |
1084 | /* If it wasn't optional, it's an error, | |
1085 | else maybe it could match a later argspec. */ | |
1086 | if (optional == '\0') | |
1087 | return FFEBAD_INTRINSIC_REF; | |
1088 | break; /* Try next argspec. */ | |
1089 | } | |
1090 | ||
1091 | lastarg_complex | |
1092 | = (ffeinfo_basictype (i) == FFEINFO_basictypeCOMPLEX); | |
1093 | ||
1094 | if (anynum && commit) | |
1095 | { | |
1096 | /* If we know dummy arg type, convert to that now. */ | |
1097 | ||
1098 | if (abt == FFEINFO_basictypeNONE) | |
1099 | abt = FFEINFO_basictypeINTEGER; | |
1100 | if (akt == FFEINFO_kindtypeNONE) | |
1101 | akt = FFEINFO_kindtypeINTEGER1; | |
1102 | ||
1103 | /* We have a known type, convert hollerith/typeless to it. */ | |
1104 | ||
1105 | a = ffeexpr_convert (a, t, NULL, | |
1106 | abt, akt, 0, | |
1107 | FFETARGET_charactersizeNONE, | |
1108 | FFEEXPR_contextLET); | |
1109 | ffebld_set_head (arg, a); | |
1110 | } | |
1111 | else if ((c[colon + 1] == '*') && commit) | |
1112 | { | |
1113 | /* This is where we promote types to the consensus | |
1114 | type for the COL. Maybe this is where -fpedantic | |
1115 | should issue a warning as well. */ | |
1116 | ||
1117 | a = ffeexpr_convert (a, t, NULL, | |
1118 | col_bt, col_kt, 0, | |
1119 | ffeinfo_size (i), | |
1120 | FFEEXPR_contextLET); | |
1121 | ffebld_set_head (arg, a); | |
1122 | } | |
1123 | ||
1124 | arg = ffebld_trail (arg); /* Arg accepted, now move on. */ | |
1125 | ||
1126 | if (optional == '*') | |
1127 | continue; /* Go ahead and try another arg. */ | |
1128 | if (required == '\0') | |
1129 | break; | |
1130 | if ((required == 'n') | |
1131 | || (required == '+')) | |
1132 | { | |
1133 | optional = '*'; | |
1134 | required = '\0'; | |
1135 | } | |
1136 | else if (required == 'p') | |
1137 | required = 'n'; | |
1138 | } while (TRUE); | |
1139 | } | |
1140 | ||
1141 | *xbt = bt; | |
1142 | *xkt = kt; | |
1143 | *xsz = sz; | |
1144 | return FFEBAD; | |
1145 | } | |
1146 | ||
1147 | static bool | |
1148 | ffeintrin_check_any_ (ffebld arglist) | |
1149 | { | |
1150 | ffebld item; | |
1151 | ||
1152 | for (; arglist != NULL; arglist = ffebld_trail (arglist)) | |
1153 | { | |
1154 | item = ffebld_head (arglist); | |
1155 | if ((item != NULL) | |
1156 | && (ffebld_op (item) == FFEBLD_opANY)) | |
1157 | return TRUE; | |
1158 | } | |
1159 | ||
1160 | return FALSE; | |
1161 | } | |
1162 | ||
1163 | /* Compare name to intrinsic's name. Uses strcmp on arguments' names. */ | |
1164 | ||
1165 | static int | |
1166 | ffeintrin_cmp_name_ (const void *name, const void *intrinsic) | |
1167 | { | |
7faa536c | 1168 | const char *uc = ((const struct _ffeintrin_name_ *) intrinsic)->name_uc; |
1169 | const char *lc = ((const struct _ffeintrin_name_ *) intrinsic)->name_lc; | |
1170 | const char *ic = ((const struct _ffeintrin_name_ *) intrinsic)->name_ic; | |
b2f877e9 | 1171 | |
1172 | return ffesrc_strcmp_2c (ffe_case_intrin (), name, uc, lc, ic); | |
1173 | } | |
1174 | ||
1175 | /* Return basic type of intrinsic implementation, based on its | |
1176 | run-time implementation *only*. (This is used only when | |
1177 | the type of an intrinsic name is needed without having a | |
1178 | list of arguments, i.e. an interface signature, such as when | |
1179 | passing the intrinsic itself, or really the run-time-library | |
1180 | function, as an argument.) | |
1181 | ||
1182 | If there's no eligible intrinsic implementation, there must be | |
1183 | a bug somewhere else; no such reference should have been permitted | |
1184 | to go this far. (Well, this might be wrong.) */ | |
1185 | ||
1186 | ffeinfoBasictype | |
1187 | ffeintrin_basictype (ffeintrinSpec spec) | |
1188 | { | |
1189 | ffeintrinImp imp; | |
1190 | ffecomGfrt gfrt; | |
1191 | ||
1192 | assert (spec < FFEINTRIN_spec); | |
1193 | imp = ffeintrin_specs_[spec].implementation; | |
1194 | assert (imp < FFEINTRIN_imp); | |
1195 | ||
1196 | if (ffe_is_f2c ()) | |
1197 | gfrt = ffeintrin_imps_[imp].gfrt_f2c; | |
1198 | else | |
1199 | gfrt = ffeintrin_imps_[imp].gfrt_gnu; | |
1200 | ||
1201 | assert (gfrt != FFECOM_gfrt); | |
1202 | ||
1203 | return ffecom_gfrt_basictype (gfrt); | |
1204 | } | |
1205 | ||
1206 | /* Return family to which specific intrinsic belongs. */ | |
1207 | ||
1208 | ffeintrinFamily | |
1209 | ffeintrin_family (ffeintrinSpec spec) | |
1210 | { | |
1211 | if (spec >= FFEINTRIN_spec) | |
1212 | return FALSE; | |
1213 | return ffeintrin_specs_[spec].family; | |
1214 | } | |
1215 | ||
1216 | /* Check and fill in info on func/subr ref node. | |
1217 | ||
1218 | ffebld expr; // FUNCREF or SUBRREF with no info (caller | |
1219 | // gets it from the modified info structure). | |
1220 | ffeinfo info; // Already filled in, will be overwritten. | |
1221 | ffelexToken token; // Used for error message. | |
1222 | ffeintrin_fulfill_generic (&expr, &info, token); | |
1223 | ||
1224 | Based on the generic id, figure out which specific procedure is meant and | |
1225 | pick that one. Else return an error, a la _specific. */ | |
1226 | ||
1227 | void | |
1228 | ffeintrin_fulfill_generic (ffebld *expr, ffeinfo *info, ffelexToken t) | |
1229 | { | |
1230 | ffebld symter; | |
1231 | ffebldOp op; | |
1232 | ffeintrinGen gen; | |
1233 | ffeintrinSpec spec = FFEINTRIN_specNONE; | |
1234 | ffeinfoBasictype bt = FFEINFO_basictypeNONE; | |
1235 | ffeinfoKindtype kt = FFEINFO_kindtypeNONE; | |
1236 | ffetargetCharacterSize sz = FFETARGET_charactersizeNONE; | |
1237 | ffeintrinImp imp; | |
1238 | ffeintrinSpec tspec; | |
1239 | ffeintrinImp nimp = FFEINTRIN_impNONE; | |
1240 | ffebad error; | |
1241 | bool any = FALSE; | |
1242 | bool highly_specific = FALSE; | |
1243 | int i; | |
1244 | ||
1245 | op = ffebld_op (*expr); | |
1246 | assert ((op == FFEBLD_opFUNCREF) || (op == FFEBLD_opSUBRREF)); | |
1247 | assert (ffebld_op (ffebld_left (*expr)) == FFEBLD_opSYMTER); | |
1248 | ||
1249 | gen = ffebld_symter_generic (ffebld_left (*expr)); | |
1250 | assert (gen != FFEINTRIN_genNONE); | |
1251 | ||
1252 | imp = FFEINTRIN_impNONE; | |
1253 | error = FFEBAD; | |
1254 | ||
1255 | any = ffeintrin_check_any_ (ffebld_right (*expr)); | |
1256 | ||
1257 | for (i = 0; | |
1258 | (((size_t) i) < ARRAY_SIZE (ffeintrin_gens_[gen].specs)) | |
1259 | && ((tspec = ffeintrin_gens_[gen].specs[i]) != FFEINTRIN_specNONE) | |
1260 | && !any; | |
1261 | ++i) | |
1262 | { | |
1263 | ffeintrinImp timp = ffeintrin_specs_[tspec].implementation; | |
1264 | ffeinfoBasictype tbt; | |
1265 | ffeinfoKindtype tkt; | |
1266 | ffetargetCharacterSize tsz; | |
1267 | ffeIntrinsicState state | |
1268 | = ffeintrin_state_family (ffeintrin_specs_[tspec].family); | |
1269 | ffebad terror; | |
1270 | ||
1271 | if (state == FFE_intrinsicstateDELETED) | |
1272 | continue; | |
1273 | ||
1274 | if (timp != FFEINTRIN_impNONE) | |
1275 | { | |
1276 | if (!(ffeintrin_imps_[timp].control[0] == '-') | |
1277 | != !(ffebld_op (*expr) == FFEBLD_opSUBRREF)) | |
1278 | continue; /* Form of reference must match form of specific. */ | |
1279 | } | |
1280 | ||
1281 | if (state == FFE_intrinsicstateDISABLED) | |
1282 | terror = FFEBAD_INTRINSIC_DISABLED; | |
1283 | else if (timp == FFEINTRIN_impNONE) | |
1284 | terror = FFEBAD_INTRINSIC_UNIMPL; | |
1285 | else | |
1286 | { | |
1287 | terror = ffeintrin_check_ (timp, ffebld_op (*expr), | |
1288 | ffebld_right (*expr), | |
1289 | &tbt, &tkt, &tsz, NULL, t, FALSE); | |
1290 | if (terror == FFEBAD) | |
1291 | { | |
1292 | if (imp != FFEINTRIN_impNONE) | |
1293 | { | |
1294 | ffebad_start (FFEBAD_INTRINSIC_AMBIG); | |
1295 | ffebad_here (0, ffelex_token_where_line (t), | |
1296 | ffelex_token_where_column (t)); | |
1297 | ffebad_string (ffeintrin_gens_[gen].name); | |
1298 | ffebad_string (ffeintrin_specs_[spec].name); | |
1299 | ffebad_string (ffeintrin_specs_[tspec].name); | |
1300 | ffebad_finish (); | |
1301 | } | |
1302 | else | |
1303 | { | |
1304 | if (ffebld_symter_specific (ffebld_left (*expr)) | |
1305 | == tspec) | |
1306 | highly_specific = TRUE; | |
1307 | imp = timp; | |
1308 | spec = tspec; | |
1309 | bt = tbt; | |
1310 | kt = tkt; | |
1311 | sz = tkt; | |
1312 | error = terror; | |
1313 | } | |
1314 | } | |
1315 | else if (terror != FFEBAD) | |
1316 | { /* This error has precedence over others. */ | |
1317 | if ((error == FFEBAD_INTRINSIC_DISABLED) | |
1318 | || (error == FFEBAD_INTRINSIC_UNIMPL)) | |
1319 | error = FFEBAD; | |
1320 | } | |
1321 | } | |
1322 | ||
1323 | if (error == FFEBAD) | |
1324 | error = terror; | |
1325 | } | |
1326 | ||
1327 | if (any || (imp == FFEINTRIN_impNONE)) | |
1328 | { | |
1329 | if (!any) | |
1330 | { | |
1331 | if (error == FFEBAD) | |
1332 | error = FFEBAD_INTRINSIC_REF; | |
1333 | ffebad_start (error); | |
1334 | ffebad_here (0, ffelex_token_where_line (t), | |
1335 | ffelex_token_where_column (t)); | |
1336 | ffebad_string (ffeintrin_gens_[gen].name); | |
1337 | ffebad_finish (); | |
1338 | } | |
1339 | ||
1340 | *expr = ffebld_new_any (); | |
1341 | *info = ffeinfo_new_any (); | |
1342 | } | |
1343 | else | |
1344 | { | |
1345 | if (!highly_specific && (nimp != FFEINTRIN_impNONE)) | |
1346 | { | |
1347 | fprintf (stderr, "lineno=%ld, gen=%s, imp=%s, timp=%s\n", | |
1348 | (long) lineno, | |
1349 | ffeintrin_gens_[gen].name, | |
1350 | ffeintrin_imps_[imp].name, | |
1351 | ffeintrin_imps_[nimp].name); | |
1352 | assert ("Ambiguous generic reference" == NULL); | |
1353 | abort (); | |
1354 | } | |
1355 | error = ffeintrin_check_ (imp, ffebld_op (*expr), | |
1356 | ffebld_right (*expr), | |
1357 | &bt, &kt, &sz, NULL, t, TRUE); | |
1358 | assert (error == FFEBAD); | |
1359 | *info = ffeinfo_new (bt, | |
1360 | kt, | |
1361 | 0, | |
1362 | FFEINFO_kindENTITY, | |
1363 | FFEINFO_whereFLEETING, | |
1364 | sz); | |
1365 | symter = ffebld_left (*expr); | |
1366 | ffebld_symter_set_specific (symter, spec); | |
1367 | ffebld_symter_set_implementation (symter, imp); | |
1368 | ffebld_set_info (symter, | |
1369 | ffeinfo_new (bt, | |
1370 | kt, | |
1371 | 0, | |
1372 | (bt == FFEINFO_basictypeNONE) | |
1373 | ? FFEINFO_kindSUBROUTINE | |
1374 | : FFEINFO_kindFUNCTION, | |
1375 | FFEINFO_whereINTRINSIC, | |
1376 | sz)); | |
1377 | ||
1378 | if ((ffesymbol_attrs (ffebld_symter (symter)) & FFESYMBOL_attrsTYPE) | |
1379 | && (((bt != ffesymbol_basictype (ffebld_symter (symter))) | |
1380 | || (kt != ffesymbol_kindtype (ffebld_symter (symter))) | |
8d3e9482 | 1381 | || ((sz != FFETARGET_charactersizeNONE) |
1382 | && (sz != ffesymbol_size (ffebld_symter (symter))))))) | |
b2f877e9 | 1383 | { |
1384 | ffebad_start (FFEBAD_INTRINSIC_TYPE); | |
1385 | ffebad_here (0, ffelex_token_where_line (t), | |
1386 | ffelex_token_where_column (t)); | |
1387 | ffebad_string (ffeintrin_gens_[gen].name); | |
1388 | ffebad_finish (); | |
1389 | } | |
34c0f1ce | 1390 | if (ffeintrin_imps_[imp].y2kbad) |
1391 | { | |
1392 | ffebad_start (FFEBAD_INTRINSIC_Y2KBAD); | |
1393 | ffebad_here (0, ffelex_token_where_line (t), | |
1394 | ffelex_token_where_column (t)); | |
1395 | ffebad_string (ffeintrin_gens_[gen].name); | |
1396 | ffebad_finish (); | |
1397 | } | |
b2f877e9 | 1398 | } |
1399 | } | |
1400 | ||
1401 | /* Check and fill in info on func/subr ref node. | |
1402 | ||
1403 | ffebld expr; // FUNCREF or SUBRREF with no info (caller | |
1404 | // gets it from the modified info structure). | |
1405 | ffeinfo info; // Already filled in, will be overwritten. | |
1406 | bool check_intrin; // May be omitted, else set TRUE if intrinsic needs checking. | |
1407 | ffelexToken token; // Used for error message. | |
1408 | ffeintrin_fulfill_specific (&expr, &info, &check_intrin, token); | |
1409 | ||
1410 | Based on the specific id, determine whether the arg list is valid | |
1411 | (number, type, rank, and kind of args) and fill in the info structure | |
1412 | accordingly. Currently don't rewrite the expression, but perhaps | |
1413 | someday do so for constant collapsing, except when an error occurs, | |
1414 | in which case it is overwritten with ANY and info is also overwritten | |
1415 | accordingly. */ | |
1416 | ||
1417 | void | |
1418 | ffeintrin_fulfill_specific (ffebld *expr, ffeinfo *info, | |
1419 | bool *check_intrin, ffelexToken t) | |
1420 | { | |
1421 | ffebld symter; | |
1422 | ffebldOp op; | |
1423 | ffeintrinGen gen; | |
1424 | ffeintrinSpec spec; | |
1425 | ffeintrinImp imp; | |
1426 | ffeinfoBasictype bt = FFEINFO_basictypeNONE; | |
1427 | ffeinfoKindtype kt = FFEINFO_kindtypeNONE; | |
1428 | ffetargetCharacterSize sz = FFETARGET_charactersizeNONE; | |
1429 | ffeIntrinsicState state; | |
1430 | ffebad error; | |
1431 | bool any = FALSE; | |
9a5bd8b1 | 1432 | const char *name; |
b2f877e9 | 1433 | |
1434 | op = ffebld_op (*expr); | |
1435 | assert ((op == FFEBLD_opFUNCREF) || (op == FFEBLD_opSUBRREF)); | |
1436 | assert (ffebld_op (ffebld_left (*expr)) == FFEBLD_opSYMTER); | |
1437 | ||
1438 | gen = ffebld_symter_generic (ffebld_left (*expr)); | |
1439 | spec = ffebld_symter_specific (ffebld_left (*expr)); | |
1440 | assert (spec != FFEINTRIN_specNONE); | |
1441 | ||
1442 | if (gen != FFEINTRIN_genNONE) | |
1443 | name = ffeintrin_gens_[gen].name; | |
1444 | else | |
1445 | name = ffeintrin_specs_[spec].name; | |
1446 | ||
1447 | state = ffeintrin_state_family (ffeintrin_specs_[spec].family); | |
1448 | ||
1449 | imp = ffeintrin_specs_[spec].implementation; | |
1450 | if (check_intrin != NULL) | |
1451 | *check_intrin = FALSE; | |
1452 | ||
1453 | any = ffeintrin_check_any_ (ffebld_right (*expr)); | |
1454 | ||
1455 | if (state == FFE_intrinsicstateDISABLED) | |
1456 | error = FFEBAD_INTRINSIC_DISABLED; | |
1457 | else if (imp == FFEINTRIN_impNONE) | |
1458 | error = FFEBAD_INTRINSIC_UNIMPL; | |
1459 | else if (!any) | |
1460 | { | |
1461 | error = ffeintrin_check_ (imp, ffebld_op (*expr), | |
1462 | ffebld_right (*expr), | |
1463 | &bt, &kt, &sz, check_intrin, t, TRUE); | |
1464 | } | |
1465 | else | |
1466 | error = FFEBAD; /* Not really needed, but quiet -Wuninitialized. */ | |
1467 | ||
1468 | if (any || (error != FFEBAD)) | |
1469 | { | |
1470 | if (!any) | |
1471 | { | |
1472 | ||
1473 | ffebad_start (error); | |
1474 | ffebad_here (0, ffelex_token_where_line (t), | |
1475 | ffelex_token_where_column (t)); | |
1476 | ffebad_string (name); | |
1477 | ffebad_finish (); | |
1478 | } | |
1479 | ||
1480 | *expr = ffebld_new_any (); | |
1481 | *info = ffeinfo_new_any (); | |
1482 | } | |
1483 | else | |
1484 | { | |
1485 | *info = ffeinfo_new (bt, | |
1486 | kt, | |
1487 | 0, | |
1488 | FFEINFO_kindENTITY, | |
1489 | FFEINFO_whereFLEETING, | |
1490 | sz); | |
1491 | symter = ffebld_left (*expr); | |
1492 | ffebld_set_info (symter, | |
1493 | ffeinfo_new (bt, | |
1494 | kt, | |
1495 | 0, | |
1496 | (bt == FFEINFO_basictypeNONE) | |
1497 | ? FFEINFO_kindSUBROUTINE | |
1498 | : FFEINFO_kindFUNCTION, | |
1499 | FFEINFO_whereINTRINSIC, | |
1500 | sz)); | |
1501 | ||
1502 | if ((ffesymbol_attrs (ffebld_symter (symter)) & FFESYMBOL_attrsTYPE) | |
1503 | && (((bt != ffesymbol_basictype (ffebld_symter (symter))) | |
1504 | || (kt != ffesymbol_kindtype (ffebld_symter (symter))) | |
1505 | || (sz != ffesymbol_size (ffebld_symter (symter)))))) | |
1506 | { | |
1507 | ffebad_start (FFEBAD_INTRINSIC_TYPE); | |
1508 | ffebad_here (0, ffelex_token_where_line (t), | |
1509 | ffelex_token_where_column (t)); | |
1510 | ffebad_string (name); | |
1511 | ffebad_finish (); | |
1512 | } | |
34c0f1ce | 1513 | if (ffeintrin_imps_[imp].y2kbad) |
1514 | { | |
1515 | ffebad_start (FFEBAD_INTRINSIC_Y2KBAD); | |
1516 | ffebad_here (0, ffelex_token_where_line (t), | |
1517 | ffelex_token_where_column (t)); | |
1518 | ffebad_string (name); | |
1519 | ffebad_finish (); | |
1520 | } | |
b2f877e9 | 1521 | } |
1522 | } | |
1523 | ||
1524 | /* Return run-time index of intrinsic implementation as direct call. */ | |
1525 | ||
1526 | #if FFECOM_targetCURRENT == FFECOM_targetGCC | |
1527 | ffecomGfrt | |
1528 | ffeintrin_gfrt_direct (ffeintrinImp imp) | |
1529 | { | |
1530 | assert (imp < FFEINTRIN_imp); | |
1531 | ||
1532 | return ffeintrin_imps_[imp].gfrt_direct; | |
1533 | } | |
1534 | #endif | |
1535 | ||
1536 | /* Return run-time index of intrinsic implementation as actual argument. */ | |
1537 | ||
1538 | #if FFECOM_targetCURRENT == FFECOM_targetGCC | |
1539 | ffecomGfrt | |
1540 | ffeintrin_gfrt_indirect (ffeintrinImp imp) | |
1541 | { | |
1542 | assert (imp < FFEINTRIN_imp); | |
1543 | ||
1544 | if (! ffe_is_f2c ()) | |
1545 | return ffeintrin_imps_[imp].gfrt_gnu; | |
1546 | return ffeintrin_imps_[imp].gfrt_f2c; | |
1547 | } | |
1548 | #endif | |
1549 | ||
1550 | void | |
1551 | ffeintrin_init_0 () | |
1552 | { | |
1553 | int i; | |
9a5bd8b1 | 1554 | const char *p1; |
1555 | const char *p2; | |
1556 | const char *p3; | |
b2f877e9 | 1557 | int colon; |
1558 | ||
1559 | if (!ffe_is_do_internal_checks ()) | |
1560 | return; | |
1561 | ||
1562 | assert (FFEINTRIN_gen == ARRAY_SIZE (ffeintrin_gens_)); | |
1563 | assert (FFEINTRIN_imp == ARRAY_SIZE (ffeintrin_imps_)); | |
1564 | assert (FFEINTRIN_spec == ARRAY_SIZE (ffeintrin_specs_)); | |
1565 | ||
1566 | for (i = 1; ((size_t) i) < ARRAY_SIZE (ffeintrin_names_); ++i) | |
1567 | { /* Make sure binary-searched list is in alpha | |
1568 | order. */ | |
1569 | if (strcmp (ffeintrin_names_[i - 1].name_uc, | |
1570 | ffeintrin_names_[i].name_uc) >= 0) | |
1571 | assert ("name list out of order" == NULL); | |
1572 | } | |
1573 | ||
1574 | for (i = 0; ((size_t) i) < ARRAY_SIZE (ffeintrin_names_); ++i) | |
1575 | { | |
1576 | assert ((ffeintrin_names_[i].generic == FFEINTRIN_genNONE) | |
1577 | || (ffeintrin_names_[i].specific == FFEINTRIN_specNONE)); | |
1578 | ||
1579 | p1 = ffeintrin_names_[i].name_uc; | |
1580 | p2 = ffeintrin_names_[i].name_lc; | |
1581 | p3 = ffeintrin_names_[i].name_ic; | |
1582 | for (; *p1 != '\0' && *p2 != '\0' && *p3 != '\0'; ++p1, ++p2, ++p3) | |
1583 | { | |
502325ed | 1584 | if ((ISDIGIT (*p1) || (*p1 == '_')) && (*p1 == *p2) && (*p1 == *p3)) |
b2f877e9 | 1585 | continue; |
3a599327 | 1586 | if (! ISUPPER ((unsigned char)*p1) || ! ISLOWER ((unsigned char)*p2) |
fa8da10b | 1587 | || (*p1 != TOUPPER (*p2)) |
3a599327 | 1588 | || ((*p3 != *p1) && (*p3 != *p2))) |
b2f877e9 | 1589 | break; |
1590 | } | |
1591 | assert ((*p1 == *p2) && (*p1 == *p3) && (*p1 == '\0')); | |
1592 | } | |
1593 | ||
1594 | for (i = 0; ((size_t) i) < ARRAY_SIZE (ffeintrin_imps_); ++i) | |
1595 | { | |
9a5bd8b1 | 1596 | const char *c = ffeintrin_imps_[i].control; |
b2f877e9 | 1597 | |
1598 | if (c[0] == '\0') | |
1599 | continue; | |
1600 | ||
1601 | if ((c[0] != '-') | |
1602 | && (c[0] != 'A') | |
2e70f689 | 1603 | && (c[0] != 'C') |
1604 | && (c[0] != 'I') | |
1605 | && (c[0] != 'L') | |
1606 | && (c[0] != 'R') | |
1607 | && (c[0] != 'B') | |
1608 | && (c[0] != 'F') | |
1609 | && (c[0] != 'N') | |
1610 | && (c[0] != 'S')) | |
b2f877e9 | 1611 | { |
1612 | fprintf (stderr, "%s: bad return-base-type\n", | |
1613 | ffeintrin_imps_[i].name); | |
1614 | continue; | |
1615 | } | |
1616 | if ((c[1] != '-') | |
1617 | && (c[1] != '=') | |
2e70f689 | 1618 | && ((c[1] < '1') |
1619 | || (c[1] > '9')) | |
1620 | && (c[1] != 'C')) | |
b2f877e9 | 1621 | { |
1622 | fprintf (stderr, "%s: bad return-kind-type\n", | |
1623 | ffeintrin_imps_[i].name); | |
1624 | continue; | |
1625 | } | |
1626 | if (c[2] == ':') | |
1627 | colon = 2; | |
1628 | else | |
1629 | { | |
1630 | if (c[2] != '*') | |
1631 | { | |
1632 | fprintf (stderr, "%s: bad return-modifier\n", | |
1633 | ffeintrin_imps_[i].name); | |
1634 | continue; | |
1635 | } | |
1636 | colon = 3; | |
1637 | } | |
1638 | if ((c[colon] != ':') || (c[colon + 2] != ':')) | |
1639 | { | |
1640 | fprintf (stderr, "%s: bad control\n", | |
1641 | ffeintrin_imps_[i].name); | |
1642 | continue; | |
1643 | } | |
1644 | if ((c[colon + 1] != '-') | |
1645 | && (c[colon + 1] != '*') | |
2e70f689 | 1646 | && ((c[colon + 1] < '0') |
1647 | || (c[colon + 1] > '9'))) | |
b2f877e9 | 1648 | { |
1649 | fprintf (stderr, "%s: bad COL-spec\n", | |
1650 | ffeintrin_imps_[i].name); | |
1651 | continue; | |
1652 | } | |
1653 | c += (colon + 3); | |
1654 | while (c[0] != '\0') | |
1655 | { | |
1656 | while ((c[0] != '=') | |
1657 | && (c[0] != ',') | |
2e70f689 | 1658 | && (c[0] != '\0')) |
b2f877e9 | 1659 | ++c; |
1660 | if (c[0] != '=') | |
1661 | { | |
1662 | fprintf (stderr, "%s: bad keyword\n", | |
1663 | ffeintrin_imps_[i].name); | |
1664 | break; | |
1665 | } | |
1666 | if ((c[1] == '?') | |
1667 | || (c[1] == '!') | |
b2f877e9 | 1668 | || (c[1] == '+') |
2e70f689 | 1669 | || (c[1] == '*') |
b2f877e9 | 1670 | || (c[1] == 'n') |
2e70f689 | 1671 | || (c[1] == 'p')) |
b2f877e9 | 1672 | ++c; |
9f91523e | 1673 | if ((c[1] != '-') |
1674 | && (c[1] != 'A') | |
1675 | && (c[1] != 'C') | |
1676 | && (c[1] != 'I') | |
1677 | && (c[1] != 'L') | |
1678 | && (c[1] != 'R') | |
1679 | && (c[1] != 'B') | |
1680 | && (c[1] != 'F') | |
1681 | && (c[1] != 'N') | |
1682 | && (c[1] != 'S') | |
1683 | && (c[1] != 'g') | |
1684 | && (c[1] != 's')) | |
b2f877e9 | 1685 | { |
9f91523e | 1686 | fprintf (stderr, "%s: bad arg-base-type\n", |
1687 | ffeintrin_imps_[i].name); | |
1688 | break; | |
1689 | } | |
1690 | if ((c[2] != '*') | |
1691 | && ((c[2] < '1') | |
1692 | || (c[2] > '9')) | |
1693 | && (c[2] != 'A')) | |
1694 | { | |
1695 | fprintf (stderr, "%s: bad arg-kind-type\n", | |
b2f877e9 | 1696 | ffeintrin_imps_[i].name); |
1697 | break; | |
1698 | } | |
1699 | if (c[3] == '[') | |
1700 | { | |
1701 | if (((c[4] < '0') || (c[4] > '9')) | |
1702 | || ((c[5] != ']') | |
1703 | && (++c, (c[4] < '0') || (c[4] > '9') | |
1704 | || (c[5] != ']')))) | |
1705 | { | |
1706 | fprintf (stderr, "%s: bad arg-len\n", | |
1707 | ffeintrin_imps_[i].name); | |
1708 | break; | |
1709 | } | |
1710 | c += 3; | |
1711 | } | |
1712 | if (c[3] == '(') | |
1713 | { | |
1714 | if (((c[4] < '0') || (c[4] > '9')) | |
1715 | || ((c[5] != ')') | |
1716 | && (++c, (c[4] < '0') || (c[4] > '9') | |
1717 | || (c[5] != ')')))) | |
1718 | { | |
1719 | fprintf (stderr, "%s: bad arg-rank\n", | |
1720 | ffeintrin_imps_[i].name); | |
1721 | break; | |
1722 | } | |
1723 | c += 3; | |
1724 | } | |
1725 | else if ((c[3] == '&') | |
1726 | && (c[4] == '&')) | |
1727 | ++c; | |
1728 | if ((c[3] == '&') | |
1729 | || (c[3] == 'i') | |
2e70f689 | 1730 | || (c[3] == 'w') |
1731 | || (c[3] == 'x')) | |
b2f877e9 | 1732 | ++c; |
1733 | if (c[3] == ',') | |
1734 | { | |
1735 | c += 4; | |
2e70f689 | 1736 | continue; |
b2f877e9 | 1737 | } |
1738 | if (c[3] != '\0') | |
1739 | { | |
1740 | fprintf (stderr, "%s: bad arg-list\n", | |
1741 | ffeintrin_imps_[i].name); | |
1742 | } | |
1743 | break; | |
1744 | } | |
1745 | } | |
1746 | } | |
1747 | ||
1748 | /* Determine whether intrinsic is okay as an actual argument. */ | |
1749 | ||
1750 | bool | |
1751 | ffeintrin_is_actualarg (ffeintrinSpec spec) | |
1752 | { | |
1753 | ffeIntrinsicState state; | |
1754 | ||
1755 | if (spec >= FFEINTRIN_spec) | |
1756 | return FALSE; | |
1757 | ||
1758 | state = ffeintrin_state_family (ffeintrin_specs_[spec].family); | |
1759 | ||
1760 | return (!ffe_is_pedantic () || ffeintrin_specs_[spec].is_actualarg) | |
1761 | #if FFECOM_targetCURRENT == FFECOM_targetGCC | |
1762 | && (ffe_is_f2c () | |
1763 | ? (ffeintrin_imps_[ffeintrin_specs_[spec].implementation].gfrt_f2c | |
1764 | != FFECOM_gfrt) | |
1765 | : (ffeintrin_imps_[ffeintrin_specs_[spec].implementation].gfrt_gnu | |
1766 | != FFECOM_gfrt)) | |
1767 | #endif | |
1768 | && ((state == FFE_intrinsicstateENABLED) | |
1769 | || (state == FFE_intrinsicstateHIDDEN)); | |
1770 | } | |
1771 | ||
1772 | /* Determine if name is intrinsic, return info. | |
1773 | ||
9a5bd8b1 | 1774 | const char *name; // C-string name of possible intrinsic. |
b2f877e9 | 1775 | ffelexToken t; // NULL if no diagnostic to be given. |
1776 | bool explicit; // TRUE if INTRINSIC name. | |
1777 | ffeintrinGen gen; // (TRUE only) Generic id of intrinsic. | |
1778 | ffeintrinSpec spec; // (TRUE only) Specific id of intrinsic. | |
1779 | ffeintrinImp imp; // (TRUE only) Implementation id of intrinsic. | |
1780 | if (ffeintrin_is_intrinsic (name, t, explicit, | |
1781 | &gen, &spec, &imp)) | |
1782 | // is an intrinsic, use gen, spec, imp, and | |
1783 | // kind accordingly. */ | |
1784 | ||
1785 | bool | |
9a5bd8b1 | 1786 | ffeintrin_is_intrinsic (const char *name, ffelexToken t, bool explicit, |
b2f877e9 | 1787 | ffeintrinGen *xgen, ffeintrinSpec *xspec, |
1788 | ffeintrinImp *ximp) | |
1789 | { | |
1790 | struct _ffeintrin_name_ *intrinsic; | |
1791 | ffeintrinGen gen; | |
1792 | ffeintrinSpec spec; | |
1793 | ffeintrinImp imp; | |
1794 | ffeIntrinsicState state; | |
1795 | bool disabled = FALSE; | |
1796 | bool unimpl = FALSE; | |
1797 | ||
1798 | intrinsic = bsearch (name, &ffeintrin_names_[0], | |
1799 | ARRAY_SIZE (ffeintrin_names_), | |
1800 | sizeof (struct _ffeintrin_name_), | |
1801 | (void *) ffeintrin_cmp_name_); | |
1802 | ||
1803 | if (intrinsic == NULL) | |
1804 | return FALSE; | |
1805 | ||
1806 | gen = intrinsic->generic; | |
1807 | spec = intrinsic->specific; | |
1808 | imp = ffeintrin_specs_[spec].implementation; | |
1809 | ||
1810 | /* Generic is okay only if at least one of its specifics is okay. */ | |
1811 | ||
1812 | if (gen != FFEINTRIN_genNONE) | |
1813 | { | |
1814 | int i; | |
1815 | ffeintrinSpec tspec; | |
1816 | bool ok = FALSE; | |
1817 | ||
1818 | name = ffeintrin_gens_[gen].name; | |
1819 | ||
1820 | for (i = 0; | |
1821 | (((size_t) i) < ARRAY_SIZE (ffeintrin_gens_[gen].specs)) | |
1822 | && ((tspec | |
1823 | = ffeintrin_gens_[gen].specs[i]) != FFEINTRIN_specNONE); | |
1824 | ++i) | |
1825 | { | |
1826 | state = ffeintrin_state_family (ffeintrin_specs_[tspec].family); | |
1827 | ||
1828 | if (state == FFE_intrinsicstateDELETED) | |
1829 | continue; | |
1830 | ||
1831 | if (state == FFE_intrinsicstateDISABLED) | |
1832 | { | |
1833 | disabled = TRUE; | |
1834 | continue; | |
1835 | } | |
1836 | ||
1837 | if (ffeintrin_specs_[tspec].implementation == FFEINTRIN_impNONE) | |
1838 | { | |
1839 | unimpl = TRUE; | |
1840 | continue; | |
1841 | } | |
1842 | ||
1843 | if ((state == FFE_intrinsicstateENABLED) | |
1844 | || (explicit | |
1845 | && (state == FFE_intrinsicstateHIDDEN))) | |
1846 | { | |
1847 | ok = TRUE; | |
1848 | break; | |
1849 | } | |
1850 | } | |
1851 | if (!ok) | |
1852 | gen = FFEINTRIN_genNONE; | |
1853 | } | |
1854 | ||
1855 | /* Specific is okay only if not: unimplemented, disabled, deleted, or | |
1856 | hidden and not explicit. */ | |
1857 | ||
1858 | if (spec != FFEINTRIN_specNONE) | |
1859 | { | |
1860 | if (gen != FFEINTRIN_genNONE) | |
1861 | name = ffeintrin_gens_[gen].name; | |
1862 | else | |
1863 | name = ffeintrin_specs_[spec].name; | |
1864 | ||
1865 | if (((state = ffeintrin_state_family (ffeintrin_specs_[spec].family)) | |
1866 | == FFE_intrinsicstateDELETED) | |
1867 | || (!explicit | |
1868 | && (state == FFE_intrinsicstateHIDDEN))) | |
1869 | spec = FFEINTRIN_specNONE; | |
1870 | else if (state == FFE_intrinsicstateDISABLED) | |
1871 | { | |
1872 | disabled = TRUE; | |
1873 | spec = FFEINTRIN_specNONE; | |
1874 | } | |
1875 | else if (imp == FFEINTRIN_impNONE) | |
1876 | { | |
1877 | unimpl = TRUE; | |
1878 | spec = FFEINTRIN_specNONE; | |
1879 | } | |
1880 | } | |
1881 | ||
1882 | /* If neither is okay, not an intrinsic. */ | |
1883 | ||
1884 | if ((gen == FFEINTRIN_genNONE) && (spec == FFEINTRIN_specNONE)) | |
1885 | { | |
1886 | /* Here is where we produce a diagnostic about a reference to a | |
1887 | disabled or unimplemented intrinsic, if the diagnostic is desired. */ | |
1888 | ||
1889 | if ((disabled || unimpl) | |
1890 | && (t != NULL)) | |
1891 | { | |
1892 | ffebad_start (disabled | |
1893 | ? FFEBAD_INTRINSIC_DISABLED | |
1894 | : FFEBAD_INTRINSIC_UNIMPLW); | |
1895 | ffebad_here (0, ffelex_token_where_line (t), ffelex_token_where_column (t)); | |
1896 | ffebad_string (name); | |
1897 | ffebad_finish (); | |
1898 | } | |
1899 | ||
1900 | return FALSE; | |
1901 | } | |
1902 | ||
1903 | /* Determine whether intrinsic is function or subroutine. If no specific | |
1904 | id, scan list of possible specifics for generic to get consensus. If | |
1905 | not unanimous, or clear from the context, return NONE. */ | |
1906 | ||
1907 | if (spec == FFEINTRIN_specNONE) | |
1908 | { | |
1909 | int i; | |
1910 | ffeintrinSpec tspec; | |
1911 | ffeintrinImp timp; | |
1912 | bool at_least_one_ok = FALSE; | |
1913 | ||
1914 | for (i = 0; | |
1915 | (((size_t) i) < ARRAY_SIZE (ffeintrin_gens_[gen].specs)) | |
1916 | && ((tspec | |
1917 | = ffeintrin_gens_[gen].specs[i]) != FFEINTRIN_specNONE); | |
1918 | ++i) | |
1919 | { | |
1920 | if (((state = ffeintrin_state_family (ffeintrin_specs_[tspec].family)) | |
1921 | == FFE_intrinsicstateDELETED) | |
1922 | || (state == FFE_intrinsicstateDISABLED)) | |
1923 | continue; | |
1924 | ||
1925 | if ((timp = ffeintrin_specs_[tspec].implementation) | |
1926 | == FFEINTRIN_impNONE) | |
1927 | continue; | |
1928 | ||
1929 | at_least_one_ok = TRUE; | |
1930 | break; | |
1931 | } | |
1932 | ||
1933 | if (!at_least_one_ok) | |
1934 | { | |
1935 | *xgen = FFEINTRIN_genNONE; | |
1936 | *xspec = FFEINTRIN_specNONE; | |
1937 | *ximp = FFEINTRIN_impNONE; | |
1938 | return FALSE; | |
1939 | } | |
1940 | } | |
1941 | ||
1942 | *xgen = gen; | |
1943 | *xspec = spec; | |
1944 | *ximp = imp; | |
1945 | return TRUE; | |
1946 | } | |
1947 | ||
1948 | /* Return TRUE if intrinsic is standard F77 (or, if -ff90, F90). */ | |
1949 | ||
1950 | bool | |
1951 | ffeintrin_is_standard (ffeintrinGen gen, ffeintrinSpec spec) | |
1952 | { | |
1953 | if (spec == FFEINTRIN_specNONE) | |
1954 | { | |
1955 | if (gen == FFEINTRIN_genNONE) | |
1956 | return FALSE; | |
1957 | ||
1958 | spec = ffeintrin_gens_[gen].specs[0]; | |
1959 | if (spec == FFEINTRIN_specNONE) | |
1960 | return FALSE; | |
1961 | } | |
1962 | ||
1963 | if ((ffeintrin_specs_[spec].family == FFEINTRIN_familyF77) | |
1964 | || (ffe_is_90 () | |
1965 | && ((ffeintrin_specs_[spec].family == FFEINTRIN_familyF90) | |
1966 | || (ffeintrin_specs_[spec].family == FFEINTRIN_familyMIL) | |
1967 | || (ffeintrin_specs_[spec].family == FFEINTRIN_familyASC)))) | |
1968 | return TRUE; | |
1969 | return FALSE; | |
1970 | } | |
1971 | ||
1972 | /* Return kind type of intrinsic implementation. See ffeintrin_basictype, | |
1973 | its sibling. */ | |
1974 | ||
1975 | ffeinfoKindtype | |
1976 | ffeintrin_kindtype (ffeintrinSpec spec) | |
1977 | { | |
1978 | ffeintrinImp imp; | |
1979 | ffecomGfrt gfrt; | |
1980 | ||
1981 | assert (spec < FFEINTRIN_spec); | |
1982 | imp = ffeintrin_specs_[spec].implementation; | |
1983 | assert (imp < FFEINTRIN_imp); | |
1984 | ||
1985 | if (ffe_is_f2c ()) | |
1986 | gfrt = ffeintrin_imps_[imp].gfrt_f2c; | |
1987 | else | |
1988 | gfrt = ffeintrin_imps_[imp].gfrt_gnu; | |
1989 | ||
1990 | assert (gfrt != FFECOM_gfrt); | |
1991 | ||
1992 | return ffecom_gfrt_kindtype (gfrt); | |
1993 | } | |
1994 | ||
1995 | /* Return name of generic intrinsic. */ | |
1996 | ||
9a5bd8b1 | 1997 | const char * |
b2f877e9 | 1998 | ffeintrin_name_generic (ffeintrinGen gen) |
1999 | { | |
2000 | assert (gen < FFEINTRIN_gen); | |
2001 | return ffeintrin_gens_[gen].name; | |
2002 | } | |
2003 | ||
2004 | /* Return name of intrinsic implementation. */ | |
2005 | ||
9a5bd8b1 | 2006 | const char * |
b2f877e9 | 2007 | ffeintrin_name_implementation (ffeintrinImp imp) |
2008 | { | |
2009 | assert (imp < FFEINTRIN_imp); | |
2010 | return ffeintrin_imps_[imp].name; | |
2011 | } | |
2012 | ||
2013 | /* Return external/internal name of specific intrinsic. */ | |
2014 | ||
9a5bd8b1 | 2015 | const char * |
b2f877e9 | 2016 | ffeintrin_name_specific (ffeintrinSpec spec) |
2017 | { | |
2018 | assert (spec < FFEINTRIN_spec); | |
2019 | return ffeintrin_specs_[spec].name; | |
2020 | } | |
2021 | ||
2022 | /* Return state of family. */ | |
2023 | ||
2024 | ffeIntrinsicState | |
2025 | ffeintrin_state_family (ffeintrinFamily family) | |
2026 | { | |
2027 | ffeIntrinsicState state; | |
2028 | ||
2029 | switch (family) | |
2030 | { | |
2031 | case FFEINTRIN_familyNONE: | |
2032 | return FFE_intrinsicstateDELETED; | |
2033 | ||
2034 | case FFEINTRIN_familyF77: | |
2035 | return FFE_intrinsicstateENABLED; | |
2036 | ||
2037 | case FFEINTRIN_familyASC: | |
2038 | state = ffe_intrinsic_state_f2c (); | |
2039 | state = ffe_state_max (state, ffe_intrinsic_state_f90 ()); | |
2040 | return state; | |
2041 | ||
2042 | case FFEINTRIN_familyMIL: | |
2043 | state = ffe_intrinsic_state_vxt (); | |
2044 | state = ffe_state_max (state, ffe_intrinsic_state_f90 ()); | |
2045 | state = ffe_state_max (state, ffe_intrinsic_state_mil ()); | |
2046 | return state; | |
2047 | ||
2048 | case FFEINTRIN_familyGNU: | |
2049 | state = ffe_intrinsic_state_gnu (); | |
2050 | return state; | |
2051 | ||
2052 | case FFEINTRIN_familyF90: | |
2053 | state = ffe_intrinsic_state_f90 (); | |
2054 | return state; | |
2055 | ||
2056 | case FFEINTRIN_familyVXT: | |
2057 | state = ffe_intrinsic_state_vxt (); | |
2058 | return state; | |
2059 | ||
2060 | case FFEINTRIN_familyFVZ: | |
2061 | state = ffe_intrinsic_state_f2c (); | |
2062 | state = ffe_state_max (state, ffe_intrinsic_state_vxt ()); | |
2063 | return state; | |
2064 | ||
2065 | case FFEINTRIN_familyF2C: | |
2066 | state = ffe_intrinsic_state_f2c (); | |
2067 | return state; | |
2068 | ||
2069 | case FFEINTRIN_familyF2U: | |
2070 | state = ffe_intrinsic_state_unix (); | |
2071 | return state; | |
2072 | ||
2073 | case FFEINTRIN_familyBADU77: | |
2074 | state = ffe_intrinsic_state_badu77 (); | |
2075 | return state; | |
2076 | ||
2077 | default: | |
2078 | assert ("bad family" == NULL); | |
2079 | return FFE_intrinsicstateDELETED; | |
2080 | } | |
2081 | } |