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Fix scan pattern of a test-case.
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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
5This file is part of the GNU Fortran runtime library (libgfortran).
6
7Libgfortran is free software; you can redistribute it and/or
8modify it under the terms of the GNU General Public
9License as published by the Free Software Foundation; either
10version 3 of the License, or (at your option) any later version.
11
12Libgfortran is distributed in the hope that it will be useful,
13but WITHOUT ANY WARRANTY; without even the implied warranty of
14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15GNU General Public License for more details.
16
17Under Section 7 of GPL version 3, you are granted additional
18permissions described in the GCC Runtime Library Exception, version
193.1, as published by the Free Software Foundation.
20
21You should have received a copy of the GNU General Public License and
22a copy of the GCC Runtime Library Exception along with this program;
23see 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
32extern void iall_i1 (gfc_array_i1 * const restrict,
33 gfc_array_i1 * const restrict, const index_type * const restrict);
34export_proto(iall_i1);
35
36void
37iall_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
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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
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135 }
136
21d1335b
TB
137 base = array->base_addr;
138 dest = retarray->base_addr;
195a95c4
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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
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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
196extern 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);
199export_proto(miall_i1);
200
201void
202miall_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
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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
382extern void siall_i1 (gfc_array_i1 * const restrict,
383 gfc_array_i1 * const restrict, const index_type * const restrict,
384 GFC_LOGICAL_4 *);
385export_proto(siall_i1);
386
387void
388siall_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