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195a95c4 | 1 | /* Implementation of the IALL intrinsic |
85ec4feb | 2 | Copyright (C) 2010-2018 Free Software Foundation, Inc. |
195a95c4 TB |
3 | Contributed by Tobias Burnus <burnus@net-b.de> |
4 | ||
5 | This file is part of the GNU Fortran runtime library (libgfortran). | |
6 | ||
7 | Libgfortran is free software; you can redistribute it and/or | |
8 | modify it under the terms of the GNU General Public | |
9 | License as published by the Free Software Foundation; either | |
10 | version 3 of the License, or (at your option) any later version. | |
11 | ||
12 | Libgfortran 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 | Under Section 7 of GPL version 3, you are granted additional | |
18 | permissions described in the GCC Runtime Library Exception, version | |
19 | 3.1, as published by the Free Software Foundation. | |
20 | ||
21 | You should have received a copy of the GNU General Public License and | |
22 | a copy of the GCC Runtime Library Exception along with this program; | |
23 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
24 | <http://www.gnu.org/licenses/>. */ | |
25 | ||
26 | #include "libgfortran.h" | |
195a95c4 TB |
27 | |
28 | ||
29 | #if defined (HAVE_GFC_INTEGER_1) && defined (HAVE_GFC_INTEGER_1) | |
30 | ||
31 | ||
32 | extern void iall_i1 (gfc_array_i1 * const restrict, | |
33 | gfc_array_i1 * const restrict, const index_type * const restrict); | |
34 | export_proto(iall_i1); | |
35 | ||
36 | void | |
37 | iall_i1 (gfc_array_i1 * const restrict retarray, | |
38 | gfc_array_i1 * const restrict array, | |
39 | const index_type * const restrict pdim) | |
40 | { | |
41 | index_type count[GFC_MAX_DIMENSIONS]; | |
42 | index_type extent[GFC_MAX_DIMENSIONS]; | |
43 | index_type sstride[GFC_MAX_DIMENSIONS]; | |
44 | index_type dstride[GFC_MAX_DIMENSIONS]; | |
45 | const GFC_INTEGER_1 * restrict base; | |
46 | GFC_INTEGER_1 * restrict dest; | |
47 | index_type rank; | |
48 | index_type n; | |
49 | index_type len; | |
50 | index_type delta; | |
51 | index_type dim; | |
52 | int continue_loop; | |
53 | ||
54 | /* Make dim zero based to avoid confusion. */ | |
195a95c4 | 55 | rank = GFC_DESCRIPTOR_RANK (array) - 1; |
cfdf6ff6 TK |
56 | dim = (*pdim) - 1; |
57 | ||
58 | if (unlikely (dim < 0 || dim > rank)) | |
59 | { | |
60 | runtime_error ("Dim argument incorrect in IALL intrinsic: " | |
61 | "is %ld, should be between 1 and %ld", | |
62 | (long int) dim + 1, (long int) rank + 1); | |
63 | } | |
195a95c4 TB |
64 | |
65 | len = GFC_DESCRIPTOR_EXTENT(array,dim); | |
66 | if (len < 0) | |
67 | len = 0; | |
68 | delta = GFC_DESCRIPTOR_STRIDE(array,dim); | |
69 | ||
70 | for (n = 0; n < dim; n++) | |
71 | { | |
72 | sstride[n] = GFC_DESCRIPTOR_STRIDE(array,n); | |
73 | extent[n] = GFC_DESCRIPTOR_EXTENT(array,n); | |
74 | ||
75 | if (extent[n] < 0) | |
76 | extent[n] = 0; | |
77 | } | |
78 | for (n = dim; n < rank; n++) | |
79 | { | |
80 | sstride[n] = GFC_DESCRIPTOR_STRIDE(array, n + 1); | |
81 | extent[n] = GFC_DESCRIPTOR_EXTENT(array, n + 1); | |
82 | ||
83 | if (extent[n] < 0) | |
84 | extent[n] = 0; | |
85 | } | |
86 | ||
21d1335b | 87 | if (retarray->base_addr == NULL) |
195a95c4 TB |
88 | { |
89 | size_t alloc_size, str; | |
90 | ||
91 | for (n = 0; n < rank; n++) | |
92 | { | |
93 | if (n == 0) | |
94 | str = 1; | |
95 | else | |
96 | str = GFC_DESCRIPTOR_STRIDE(retarray,n-1) * extent[n-1]; | |
97 | ||
98 | GFC_DIMENSION_SET(retarray->dim[n], 0, extent[n] - 1, str); | |
99 | ||
100 | } | |
101 | ||
102 | retarray->offset = 0; | |
ca708a2b | 103 | retarray->dtype.rank = rank; |
195a95c4 | 104 | |
92e6f3a4 | 105 | alloc_size = GFC_DESCRIPTOR_STRIDE(retarray,rank-1) * extent[rank-1]; |
195a95c4 | 106 | |
92e6f3a4 | 107 | retarray->base_addr = xmallocarray (alloc_size, sizeof (GFC_INTEGER_1)); |
195a95c4 TB |
108 | if (alloc_size == 0) |
109 | { | |
110 | /* Make sure we have a zero-sized array. */ | |
111 | GFC_DIMENSION_SET(retarray->dim[0], 0, -1, 1); | |
112 | return; | |
113 | ||
114 | } | |
195a95c4 TB |
115 | } |
116 | else | |
117 | { | |
118 | if (rank != GFC_DESCRIPTOR_RANK (retarray)) | |
119 | runtime_error ("rank of return array incorrect in" | |
120 | " IALL intrinsic: is %ld, should be %ld", | |
121 | (long int) (GFC_DESCRIPTOR_RANK (retarray)), | |
122 | (long int) rank); | |
123 | ||
124 | if (unlikely (compile_options.bounds_check)) | |
125 | bounds_ifunction_return ((array_t *) retarray, extent, | |
126 | "return value", "IALL"); | |
127 | } | |
128 | ||
129 | for (n = 0; n < rank; n++) | |
130 | { | |
131 | count[n] = 0; | |
132 | dstride[n] = GFC_DESCRIPTOR_STRIDE(retarray,n); | |
133 | if (extent[n] <= 0) | |
3d2244b9 | 134 | return; |
195a95c4 TB |
135 | } |
136 | ||
21d1335b TB |
137 | base = array->base_addr; |
138 | dest = retarray->base_addr; | |
195a95c4 TB |
139 | |
140 | continue_loop = 1; | |
141 | while (continue_loop) | |
142 | { | |
143 | const GFC_INTEGER_1 * restrict src; | |
144 | GFC_INTEGER_1 result; | |
145 | src = base; | |
146 | { | |
147 | ||
148 | result = (GFC_INTEGER_1) -1; | |
149 | if (len <= 0) | |
150 | *dest = 0; | |
151 | else | |
152 | { | |
b573f931 | 153 | #if ! defined HAVE_BACK_ARG |
195a95c4 TB |
154 | for (n = 0; n < len; n++, src += delta) |
155 | { | |
b573f931 | 156 | #endif |
195a95c4 TB |
157 | |
158 | result &= *src; | |
159 | } | |
160 | ||
161 | *dest = result; | |
162 | } | |
163 | } | |
164 | /* Advance to the next element. */ | |
165 | count[0]++; | |
166 | base += sstride[0]; | |
167 | dest += dstride[0]; | |
168 | n = 0; | |
169 | while (count[n] == extent[n]) | |
170 | { | |
171 | /* When we get to the end of a dimension, reset it and increment | |
172 | the next dimension. */ | |
173 | count[n] = 0; | |
174 | /* We could precalculate these products, but this is a less | |
175 | frequently used path so probably not worth it. */ | |
176 | base -= sstride[n] * extent[n]; | |
177 | dest -= dstride[n] * extent[n]; | |
178 | n++; | |
80dd631f | 179 | if (n >= rank) |
195a95c4 | 180 | { |
80dd631f | 181 | /* Break out of the loop. */ |
195a95c4 TB |
182 | continue_loop = 0; |
183 | break; | |
184 | } | |
185 | else | |
186 | { | |
187 | count[n]++; | |
188 | base += sstride[n]; | |
189 | dest += dstride[n]; | |
190 | } | |
191 | } | |
192 | } | |
193 | } | |
194 | ||
195 | ||
196 | extern void miall_i1 (gfc_array_i1 * const restrict, | |
197 | gfc_array_i1 * const restrict, const index_type * const restrict, | |
198 | gfc_array_l1 * const restrict); | |
199 | export_proto(miall_i1); | |
200 | ||
201 | void | |
202 | miall_i1 (gfc_array_i1 * const restrict retarray, | |
203 | gfc_array_i1 * const restrict array, | |
204 | const index_type * const restrict pdim, | |
205 | gfc_array_l1 * const restrict mask) | |
206 | { | |
207 | index_type count[GFC_MAX_DIMENSIONS]; | |
208 | index_type extent[GFC_MAX_DIMENSIONS]; | |
209 | index_type sstride[GFC_MAX_DIMENSIONS]; | |
210 | index_type dstride[GFC_MAX_DIMENSIONS]; | |
211 | index_type mstride[GFC_MAX_DIMENSIONS]; | |
212 | GFC_INTEGER_1 * restrict dest; | |
213 | const GFC_INTEGER_1 * restrict base; | |
214 | const GFC_LOGICAL_1 * restrict mbase; | |
cfdf6ff6 TK |
215 | index_type rank; |
216 | index_type dim; | |
195a95c4 TB |
217 | index_type n; |
218 | index_type len; | |
219 | index_type delta; | |
220 | index_type mdelta; | |
221 | int mask_kind; | |
222 | ||
223 | dim = (*pdim) - 1; | |
224 | rank = GFC_DESCRIPTOR_RANK (array) - 1; | |
225 | ||
cfdf6ff6 TK |
226 | |
227 | if (unlikely (dim < 0 || dim > rank)) | |
228 | { | |
229 | runtime_error ("Dim argument incorrect in IALL intrinsic: " | |
230 | "is %ld, should be between 1 and %ld", | |
231 | (long int) dim + 1, (long int) rank + 1); | |
232 | } | |
233 | ||
195a95c4 TB |
234 | len = GFC_DESCRIPTOR_EXTENT(array,dim); |
235 | if (len <= 0) | |
236 | return; | |
237 | ||
21d1335b | 238 | mbase = mask->base_addr; |
195a95c4 TB |
239 | |
240 | mask_kind = GFC_DESCRIPTOR_SIZE (mask); | |
241 | ||
242 | if (mask_kind == 1 || mask_kind == 2 || mask_kind == 4 || mask_kind == 8 | |
243 | #ifdef HAVE_GFC_LOGICAL_16 | |
244 | || mask_kind == 16 | |
245 | #endif | |
246 | ) | |
247 | mbase = GFOR_POINTER_TO_L1 (mbase, mask_kind); | |
248 | else | |
249 | runtime_error ("Funny sized logical array"); | |
250 | ||
251 | delta = GFC_DESCRIPTOR_STRIDE(array,dim); | |
252 | mdelta = GFC_DESCRIPTOR_STRIDE_BYTES(mask,dim); | |
253 | ||
254 | for (n = 0; n < dim; n++) | |
255 | { | |
256 | sstride[n] = GFC_DESCRIPTOR_STRIDE(array,n); | |
257 | mstride[n] = GFC_DESCRIPTOR_STRIDE_BYTES(mask,n); | |
258 | extent[n] = GFC_DESCRIPTOR_EXTENT(array,n); | |
259 | ||
260 | if (extent[n] < 0) | |
261 | extent[n] = 0; | |
262 | ||
263 | } | |
264 | for (n = dim; n < rank; n++) | |
265 | { | |
266 | sstride[n] = GFC_DESCRIPTOR_STRIDE(array,n + 1); | |
267 | mstride[n] = GFC_DESCRIPTOR_STRIDE_BYTES(mask, n + 1); | |
268 | extent[n] = GFC_DESCRIPTOR_EXTENT(array, n + 1); | |
269 | ||
270 | if (extent[n] < 0) | |
271 | extent[n] = 0; | |
272 | } | |
273 | ||
21d1335b | 274 | if (retarray->base_addr == NULL) |
195a95c4 TB |
275 | { |
276 | size_t alloc_size, str; | |
277 | ||
278 | for (n = 0; n < rank; n++) | |
279 | { | |
280 | if (n == 0) | |
281 | str = 1; | |
282 | else | |
283 | str= GFC_DESCRIPTOR_STRIDE(retarray,n-1) * extent[n-1]; | |
284 | ||
285 | GFC_DIMENSION_SET(retarray->dim[n], 0, extent[n] - 1, str); | |
286 | ||
287 | } | |
288 | ||
92e6f3a4 | 289 | alloc_size = GFC_DESCRIPTOR_STRIDE(retarray,rank-1) * extent[rank-1]; |
195a95c4 TB |
290 | |
291 | retarray->offset = 0; | |
ca708a2b | 292 | retarray->dtype.rank = rank; |
195a95c4 TB |
293 | |
294 | if (alloc_size == 0) | |
295 | { | |
296 | /* Make sure we have a zero-sized array. */ | |
297 | GFC_DIMENSION_SET(retarray->dim[0], 0, -1, 1); | |
298 | return; | |
299 | } | |
300 | else | |
92e6f3a4 | 301 | retarray->base_addr = xmallocarray (alloc_size, sizeof (GFC_INTEGER_1)); |
195a95c4 TB |
302 | |
303 | } | |
304 | else | |
305 | { | |
306 | if (rank != GFC_DESCRIPTOR_RANK (retarray)) | |
307 | runtime_error ("rank of return array incorrect in IALL intrinsic"); | |
308 | ||
309 | if (unlikely (compile_options.bounds_check)) | |
310 | { | |
311 | bounds_ifunction_return ((array_t *) retarray, extent, | |
312 | "return value", "IALL"); | |
313 | bounds_equal_extents ((array_t *) mask, (array_t *) array, | |
314 | "MASK argument", "IALL"); | |
315 | } | |
316 | } | |
317 | ||
318 | for (n = 0; n < rank; n++) | |
319 | { | |
320 | count[n] = 0; | |
321 | dstride[n] = GFC_DESCRIPTOR_STRIDE(retarray,n); | |
322 | if (extent[n] <= 0) | |
323 | return; | |
324 | } | |
325 | ||
21d1335b TB |
326 | dest = retarray->base_addr; |
327 | base = array->base_addr; | |
195a95c4 TB |
328 | |
329 | while (base) | |
330 | { | |
331 | const GFC_INTEGER_1 * restrict src; | |
332 | const GFC_LOGICAL_1 * restrict msrc; | |
333 | GFC_INTEGER_1 result; | |
334 | src = base; | |
335 | msrc = mbase; | |
336 | { | |
337 | ||
338 | result = 0; | |
036e1775 | 339 | for (n = 0; n < len; n++, src += delta, msrc += mdelta) |
195a95c4 | 340 | { |
195a95c4 TB |
341 | |
342 | if (*msrc) | |
343 | result &= *src; | |
195a95c4 | 344 | } |
036e1775 | 345 | *dest = result; |
195a95c4 TB |
346 | } |
347 | /* Advance to the next element. */ | |
348 | count[0]++; | |
349 | base += sstride[0]; | |
350 | mbase += mstride[0]; | |
351 | dest += dstride[0]; | |
352 | n = 0; | |
353 | while (count[n] == extent[n]) | |
354 | { | |
355 | /* When we get to the end of a dimension, reset it and increment | |
356 | the next dimension. */ | |
357 | count[n] = 0; | |
358 | /* We could precalculate these products, but this is a less | |
359 | frequently used path so probably not worth it. */ | |
360 | base -= sstride[n] * extent[n]; | |
361 | mbase -= mstride[n] * extent[n]; | |
362 | dest -= dstride[n] * extent[n]; | |
363 | n++; | |
80dd631f | 364 | if (n >= rank) |
195a95c4 | 365 | { |
80dd631f | 366 | /* Break out of the loop. */ |
195a95c4 TB |
367 | base = NULL; |
368 | break; | |
369 | } | |
370 | else | |
371 | { | |
372 | count[n]++; | |
373 | base += sstride[n]; | |
374 | mbase += mstride[n]; | |
375 | dest += dstride[n]; | |
376 | } | |
377 | } | |
378 | } | |
379 | } | |
380 | ||
381 | ||
382 | extern void siall_i1 (gfc_array_i1 * const restrict, | |
383 | gfc_array_i1 * const restrict, const index_type * const restrict, | |
384 | GFC_LOGICAL_4 *); | |
385 | export_proto(siall_i1); | |
386 | ||
387 | void | |
388 | siall_i1 (gfc_array_i1 * const restrict retarray, | |
389 | gfc_array_i1 * const restrict array, | |
390 | const index_type * const restrict pdim, | |
391 | GFC_LOGICAL_4 * mask) | |
392 | { | |
393 | index_type count[GFC_MAX_DIMENSIONS]; | |
394 | index_type extent[GFC_MAX_DIMENSIONS]; | |
395 | index_type dstride[GFC_MAX_DIMENSIONS]; | |
396 | GFC_INTEGER_1 * restrict dest; | |
397 | index_type rank; | |
398 | index_type n; | |
399 | index_type dim; | |
400 | ||
401 | ||
402 | if (*mask) | |
403 | { | |
64b1806b TK |
404 | #ifdef HAVE_BACK_ARG |
405 | iall_i1 (retarray, array, pdim, back); | |
406 | #else | |
195a95c4 | 407 | iall_i1 (retarray, array, pdim); |
64b1806b | 408 | #endif |
195a95c4 TB |
409 | return; |
410 | } | |
411 | /* Make dim zero based to avoid confusion. */ | |
412 | dim = (*pdim) - 1; | |
413 | rank = GFC_DESCRIPTOR_RANK (array) - 1; | |
414 | ||
cfdf6ff6 TK |
415 | if (unlikely (dim < 0 || dim > rank)) |
416 | { | |
417 | runtime_error ("Dim argument incorrect in IALL intrinsic: " | |
418 | "is %ld, should be between 1 and %ld", | |
419 | (long int) dim + 1, (long int) rank + 1); | |
420 | } | |
421 | ||
195a95c4 TB |
422 | for (n = 0; n < dim; n++) |
423 | { | |
424 | extent[n] = GFC_DESCRIPTOR_EXTENT(array,n); | |
425 | ||
426 | if (extent[n] <= 0) | |
427 | extent[n] = 0; | |
428 | } | |
429 | ||
430 | for (n = dim; n < rank; n++) | |
431 | { | |
432 | extent[n] = | |
433 | GFC_DESCRIPTOR_EXTENT(array,n + 1); | |
434 | ||
435 | if (extent[n] <= 0) | |
436 | extent[n] = 0; | |
437 | } | |
438 | ||
21d1335b | 439 | if (retarray->base_addr == NULL) |
195a95c4 TB |
440 | { |
441 | size_t alloc_size, str; | |
442 | ||
443 | for (n = 0; n < rank; n++) | |
444 | { | |
445 | if (n == 0) | |
446 | str = 1; | |
447 | else | |
448 | str = GFC_DESCRIPTOR_STRIDE(retarray,n-1) * extent[n-1]; | |
449 | ||
450 | GFC_DIMENSION_SET(retarray->dim[n], 0, extent[n] - 1, str); | |
451 | ||
452 | } | |
453 | ||
454 | retarray->offset = 0; | |
ca708a2b | 455 | retarray->dtype.rank = rank; |
195a95c4 | 456 | |
92e6f3a4 | 457 | alloc_size = GFC_DESCRIPTOR_STRIDE(retarray,rank-1) * extent[rank-1]; |
195a95c4 TB |
458 | |
459 | if (alloc_size == 0) | |
460 | { | |
461 | /* Make sure we have a zero-sized array. */ | |
462 | GFC_DIMENSION_SET(retarray->dim[0], 0, -1, 1); | |
463 | return; | |
464 | } | |
465 | else | |
92e6f3a4 | 466 | retarray->base_addr = xmallocarray (alloc_size, sizeof (GFC_INTEGER_1)); |
195a95c4 TB |
467 | } |
468 | else | |
469 | { | |
470 | if (rank != GFC_DESCRIPTOR_RANK (retarray)) | |
471 | runtime_error ("rank of return array incorrect in" | |
472 | " IALL intrinsic: is %ld, should be %ld", | |
473 | (long int) (GFC_DESCRIPTOR_RANK (retarray)), | |
474 | (long int) rank); | |
475 | ||
476 | if (unlikely (compile_options.bounds_check)) | |
477 | { | |
478 | for (n=0; n < rank; n++) | |
479 | { | |
480 | index_type ret_extent; | |
481 | ||
482 | ret_extent = GFC_DESCRIPTOR_EXTENT(retarray,n); | |
483 | if (extent[n] != ret_extent) | |
484 | runtime_error ("Incorrect extent in return value of" | |
485 | " IALL intrinsic in dimension %ld:" | |
486 | " is %ld, should be %ld", (long int) n + 1, | |
487 | (long int) ret_extent, (long int) extent[n]); | |
488 | } | |
489 | } | |
490 | } | |
491 | ||
492 | for (n = 0; n < rank; n++) | |
493 | { | |
494 | count[n] = 0; | |
495 | dstride[n] = GFC_DESCRIPTOR_STRIDE(retarray,n); | |
496 | } | |
497 | ||
21d1335b | 498 | dest = retarray->base_addr; |
195a95c4 TB |
499 | |
500 | while(1) | |
501 | { | |
502 | *dest = 0; | |
503 | count[0]++; | |
504 | dest += dstride[0]; | |
505 | n = 0; | |
506 | while (count[n] == extent[n]) | |
507 | { | |
508 | /* When we get to the end of a dimension, reset it and increment | |
509 | the next dimension. */ | |
510 | count[n] = 0; | |
511 | /* We could precalculate these products, but this is a less | |
512 | frequently used path so probably not worth it. */ | |
513 | dest -= dstride[n] * extent[n]; | |
514 | n++; | |
80dd631f | 515 | if (n >= rank) |
195a95c4 TB |
516 | return; |
517 | else | |
518 | { | |
519 | count[n]++; | |
520 | dest += dstride[n]; | |
521 | } | |
522 | } | |
523 | } | |
524 | } | |
525 | ||
526 | #endif |