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644cb69f | 1 | /* Implementation of the MINVAL intrinsic |
748086b7 | 2 | Copyright 2002, 2007, 2009 Free Software Foundation, Inc. |
644cb69f FXC |
3 | Contributed by Paul Brook <paul@nowt.org> |
4 | ||
5 | This file is part of the GNU Fortran 95 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 | |
748086b7 | 10 | version 3 of the License, or (at your option) any later version. |
644cb69f FXC |
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 | ||
748086b7 JJ |
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/>. */ | |
644cb69f | 25 | |
36ae8a61 | 26 | #include "libgfortran.h" |
644cb69f FXC |
27 | #include <stdlib.h> |
28 | #include <assert.h> | |
644cb69f FXC |
29 | |
30 | ||
31 | #if defined (HAVE_GFC_INTEGER_16) && defined (HAVE_GFC_INTEGER_16) | |
32 | ||
33 | ||
64acfd99 JB |
34 | extern void minval_i16 (gfc_array_i16 * const restrict, |
35 | gfc_array_i16 * const restrict, const index_type * const restrict); | |
644cb69f FXC |
36 | export_proto(minval_i16); |
37 | ||
38 | void | |
64acfd99 JB |
39 | minval_i16 (gfc_array_i16 * const restrict retarray, |
40 | gfc_array_i16 * const restrict array, | |
41 | const index_type * const restrict pdim) | |
644cb69f FXC |
42 | { |
43 | index_type count[GFC_MAX_DIMENSIONS]; | |
44 | index_type extent[GFC_MAX_DIMENSIONS]; | |
45 | index_type sstride[GFC_MAX_DIMENSIONS]; | |
46 | index_type dstride[GFC_MAX_DIMENSIONS]; | |
64acfd99 JB |
47 | const GFC_INTEGER_16 * restrict base; |
48 | GFC_INTEGER_16 * restrict dest; | |
644cb69f FXC |
49 | index_type rank; |
50 | index_type n; | |
51 | index_type len; | |
52 | index_type delta; | |
53 | index_type dim; | |
da96f5ab | 54 | int continue_loop; |
644cb69f FXC |
55 | |
56 | /* Make dim zero based to avoid confusion. */ | |
57 | dim = (*pdim) - 1; | |
58 | rank = GFC_DESCRIPTOR_RANK (array) - 1; | |
59 | ||
dfb55fdc | 60 | len = GFC_DESCRIPTOR_EXTENT(array,dim); |
da96f5ab TK |
61 | if (len < 0) |
62 | len = 0; | |
dfb55fdc | 63 | delta = GFC_DESCRIPTOR_STRIDE(array,dim); |
644cb69f FXC |
64 | |
65 | for (n = 0; n < dim; n++) | |
66 | { | |
dfb55fdc TK |
67 | sstride[n] = GFC_DESCRIPTOR_STRIDE(array,n); |
68 | extent[n] = GFC_DESCRIPTOR_EXTENT(array,n); | |
80ee04b9 TK |
69 | |
70 | if (extent[n] < 0) | |
71 | extent[n] = 0; | |
644cb69f FXC |
72 | } |
73 | for (n = dim; n < rank; n++) | |
74 | { | |
dfb55fdc TK |
75 | sstride[n] = GFC_DESCRIPTOR_STRIDE(array, n + 1); |
76 | extent[n] = GFC_DESCRIPTOR_EXTENT(array, n + 1); | |
80ee04b9 TK |
77 | |
78 | if (extent[n] < 0) | |
79 | extent[n] = 0; | |
644cb69f FXC |
80 | } |
81 | ||
82 | if (retarray->data == NULL) | |
83 | { | |
dfb55fdc | 84 | size_t alloc_size, str; |
80ee04b9 | 85 | |
644cb69f FXC |
86 | for (n = 0; n < rank; n++) |
87 | { | |
644cb69f | 88 | if (n == 0) |
dfb55fdc | 89 | str = 1; |
644cb69f | 90 | else |
dfb55fdc TK |
91 | str = GFC_DESCRIPTOR_STRIDE(retarray,n-1) * extent[n-1]; |
92 | ||
93 | GFC_DIMENSION_SET(retarray->dim[n], 0, extent[n] - 1, str); | |
94 | ||
644cb69f FXC |
95 | } |
96 | ||
644cb69f FXC |
97 | retarray->offset = 0; |
98 | retarray->dtype = (array->dtype & ~GFC_DTYPE_RANK_MASK) | rank; | |
80ee04b9 | 99 | |
dfb55fdc | 100 | alloc_size = sizeof (GFC_INTEGER_16) * GFC_DESCRIPTOR_STRIDE(retarray,rank-1) |
80ee04b9 TK |
101 | * extent[rank-1]; |
102 | ||
103 | if (alloc_size == 0) | |
104 | { | |
105 | /* Make sure we have a zero-sized array. */ | |
dfb55fdc | 106 | GFC_DIMENSION_SET(retarray->dim[0], 0, -1, 1); |
80ee04b9 | 107 | return; |
dfb55fdc | 108 | |
80ee04b9 TK |
109 | } |
110 | else | |
111 | retarray->data = internal_malloc_size (alloc_size); | |
644cb69f FXC |
112 | } |
113 | else | |
114 | { | |
644cb69f | 115 | if (rank != GFC_DESCRIPTOR_RANK (retarray)) |
fd6590f8 | 116 | runtime_error ("rank of return array incorrect in" |
ccacefc7 TK |
117 | " MINVAL intrinsic: is %ld, should be %ld", |
118 | (long int) (GFC_DESCRIPTOR_RANK (retarray)), | |
119 | (long int) rank); | |
fd6590f8 | 120 | |
9731c4a3 | 121 | if (unlikely (compile_options.bounds_check)) |
fd6590f8 TK |
122 | { |
123 | for (n=0; n < rank; n++) | |
124 | { | |
125 | index_type ret_extent; | |
126 | ||
dfb55fdc | 127 | ret_extent = GFC_DESCRIPTOR_EXTENT(retarray,n); |
fd6590f8 TK |
128 | if (extent[n] != ret_extent) |
129 | runtime_error ("Incorrect extent in return value of" | |
ccacefc7 TK |
130 | " MINVAL intrinsic in dimension %ld:" |
131 | " is %ld, should be %ld", (long int) n + 1, | |
fd6590f8 TK |
132 | (long int) ret_extent, (long int) extent[n]); |
133 | } | |
134 | } | |
644cb69f FXC |
135 | } |
136 | ||
137 | for (n = 0; n < rank; n++) | |
138 | { | |
139 | count[n] = 0; | |
dfb55fdc | 140 | dstride[n] = GFC_DESCRIPTOR_STRIDE(retarray,n); |
644cb69f FXC |
141 | if (extent[n] <= 0) |
142 | len = 0; | |
143 | } | |
144 | ||
145 | base = array->data; | |
146 | dest = retarray->data; | |
147 | ||
da96f5ab TK |
148 | continue_loop = 1; |
149 | while (continue_loop) | |
644cb69f | 150 | { |
64acfd99 | 151 | const GFC_INTEGER_16 * restrict src; |
644cb69f FXC |
152 | GFC_INTEGER_16 result; |
153 | src = base; | |
154 | { | |
155 | ||
156 | result = GFC_INTEGER_16_HUGE; | |
157 | if (len <= 0) | |
158 | *dest = GFC_INTEGER_16_HUGE; | |
159 | else | |
160 | { | |
161 | for (n = 0; n < len; n++, src += delta) | |
162 | { | |
163 | ||
164 | if (*src < result) | |
165 | result = *src; | |
166 | } | |
167 | *dest = result; | |
168 | } | |
169 | } | |
170 | /* Advance to the next element. */ | |
171 | count[0]++; | |
172 | base += sstride[0]; | |
173 | dest += dstride[0]; | |
174 | n = 0; | |
175 | while (count[n] == extent[n]) | |
176 | { | |
177 | /* When we get to the end of a dimension, reset it and increment | |
178 | the next dimension. */ | |
179 | count[n] = 0; | |
180 | /* We could precalculate these products, but this is a less | |
5d7adf7a | 181 | frequently used path so probably not worth it. */ |
644cb69f FXC |
182 | base -= sstride[n] * extent[n]; |
183 | dest -= dstride[n] * extent[n]; | |
184 | n++; | |
185 | if (n == rank) | |
186 | { | |
187 | /* Break out of the look. */ | |
da96f5ab TK |
188 | continue_loop = 0; |
189 | break; | |
644cb69f FXC |
190 | } |
191 | else | |
192 | { | |
193 | count[n]++; | |
194 | base += sstride[n]; | |
195 | dest += dstride[n]; | |
196 | } | |
197 | } | |
198 | } | |
199 | } | |
200 | ||
201 | ||
64acfd99 JB |
202 | extern void mminval_i16 (gfc_array_i16 * const restrict, |
203 | gfc_array_i16 * const restrict, const index_type * const restrict, | |
28dc6b33 | 204 | gfc_array_l1 * const restrict); |
644cb69f FXC |
205 | export_proto(mminval_i16); |
206 | ||
207 | void | |
64acfd99 JB |
208 | mminval_i16 (gfc_array_i16 * const restrict retarray, |
209 | gfc_array_i16 * const restrict array, | |
210 | const index_type * const restrict pdim, | |
28dc6b33 | 211 | gfc_array_l1 * const restrict mask) |
644cb69f FXC |
212 | { |
213 | index_type count[GFC_MAX_DIMENSIONS]; | |
214 | index_type extent[GFC_MAX_DIMENSIONS]; | |
215 | index_type sstride[GFC_MAX_DIMENSIONS]; | |
216 | index_type dstride[GFC_MAX_DIMENSIONS]; | |
217 | index_type mstride[GFC_MAX_DIMENSIONS]; | |
64acfd99 JB |
218 | GFC_INTEGER_16 * restrict dest; |
219 | const GFC_INTEGER_16 * restrict base; | |
28dc6b33 | 220 | const GFC_LOGICAL_1 * restrict mbase; |
644cb69f FXC |
221 | int rank; |
222 | int dim; | |
223 | index_type n; | |
224 | index_type len; | |
225 | index_type delta; | |
226 | index_type mdelta; | |
28dc6b33 | 227 | int mask_kind; |
644cb69f FXC |
228 | |
229 | dim = (*pdim) - 1; | |
230 | rank = GFC_DESCRIPTOR_RANK (array) - 1; | |
231 | ||
dfb55fdc | 232 | len = GFC_DESCRIPTOR_EXTENT(array,dim); |
644cb69f FXC |
233 | if (len <= 0) |
234 | return; | |
28dc6b33 TK |
235 | |
236 | mbase = mask->data; | |
237 | ||
238 | mask_kind = GFC_DESCRIPTOR_SIZE (mask); | |
239 | ||
240 | if (mask_kind == 1 || mask_kind == 2 || mask_kind == 4 || mask_kind == 8 | |
241 | #ifdef HAVE_GFC_LOGICAL_16 | |
242 | || mask_kind == 16 | |
243 | #endif | |
244 | ) | |
245 | mbase = GFOR_POINTER_TO_L1 (mbase, mask_kind); | |
246 | else | |
247 | runtime_error ("Funny sized logical array"); | |
248 | ||
dfb55fdc TK |
249 | delta = GFC_DESCRIPTOR_STRIDE(array,dim); |
250 | mdelta = GFC_DESCRIPTOR_STRIDE_BYTES(mask,dim); | |
644cb69f FXC |
251 | |
252 | for (n = 0; n < dim; n++) | |
253 | { | |
dfb55fdc TK |
254 | sstride[n] = GFC_DESCRIPTOR_STRIDE(array,n); |
255 | mstride[n] = GFC_DESCRIPTOR_STRIDE_BYTES(mask,n); | |
256 | extent[n] = GFC_DESCRIPTOR_EXTENT(array,n); | |
80ee04b9 TK |
257 | |
258 | if (extent[n] < 0) | |
259 | extent[n] = 0; | |
260 | ||
644cb69f FXC |
261 | } |
262 | for (n = dim; n < rank; n++) | |
263 | { | |
dfb55fdc TK |
264 | sstride[n] = GFC_DESCRIPTOR_STRIDE(array,n + 1); |
265 | mstride[n] = GFC_DESCRIPTOR_STRIDE_BYTES(mask, n + 1); | |
266 | extent[n] = GFC_DESCRIPTOR_EXTENT(array, n + 1); | |
80ee04b9 TK |
267 | |
268 | if (extent[n] < 0) | |
269 | extent[n] = 0; | |
644cb69f FXC |
270 | } |
271 | ||
272 | if (retarray->data == NULL) | |
273 | { | |
dfb55fdc | 274 | size_t alloc_size, str; |
80ee04b9 | 275 | |
644cb69f FXC |
276 | for (n = 0; n < rank; n++) |
277 | { | |
644cb69f | 278 | if (n == 0) |
dfb55fdc | 279 | str = 1; |
644cb69f | 280 | else |
dfb55fdc TK |
281 | str= GFC_DESCRIPTOR_STRIDE(retarray,n-1) * extent[n-1]; |
282 | ||
283 | GFC_DIMENSION_SET(retarray->dim[n], 0, extent[n] - 1, str); | |
284 | ||
644cb69f FXC |
285 | } |
286 | ||
dfb55fdc | 287 | alloc_size = sizeof (GFC_INTEGER_16) * GFC_DESCRIPTOR_STRIDE(retarray,rank-1) |
80ee04b9 TK |
288 | * extent[rank-1]; |
289 | ||
644cb69f FXC |
290 | retarray->offset = 0; |
291 | retarray->dtype = (array->dtype & ~GFC_DTYPE_RANK_MASK) | rank; | |
80ee04b9 TK |
292 | |
293 | if (alloc_size == 0) | |
294 | { | |
295 | /* Make sure we have a zero-sized array. */ | |
dfb55fdc | 296 | GFC_DIMENSION_SET(retarray->dim[0], 0, -1, 1); |
80ee04b9 TK |
297 | return; |
298 | } | |
299 | else | |
300 | retarray->data = internal_malloc_size (alloc_size); | |
301 | ||
644cb69f FXC |
302 | } |
303 | else | |
304 | { | |
644cb69f | 305 | if (rank != GFC_DESCRIPTOR_RANK (retarray)) |
fd6590f8 TK |
306 | runtime_error ("rank of return array incorrect in MINVAL intrinsic"); |
307 | ||
9731c4a3 | 308 | if (unlikely (compile_options.bounds_check)) |
fd6590f8 TK |
309 | { |
310 | for (n=0; n < rank; n++) | |
311 | { | |
312 | index_type ret_extent; | |
313 | ||
dfb55fdc | 314 | ret_extent = GFC_DESCRIPTOR_EXTENT(retarray,n); |
fd6590f8 TK |
315 | if (extent[n] != ret_extent) |
316 | runtime_error ("Incorrect extent in return value of" | |
ccacefc7 TK |
317 | " MINVAL intrinsic in dimension %ld:" |
318 | " is %ld, should be %ld", (long int) n + 1, | |
fd6590f8 TK |
319 | (long int) ret_extent, (long int) extent[n]); |
320 | } | |
321 | for (n=0; n<= rank; n++) | |
322 | { | |
323 | index_type mask_extent, array_extent; | |
324 | ||
dfb55fdc TK |
325 | array_extent = GFC_DESCRIPTOR_EXTENT(array,n); |
326 | mask_extent = GFC_DESCRIPTOR_EXTENT(mask,n); | |
fd6590f8 TK |
327 | if (array_extent != mask_extent) |
328 | runtime_error ("Incorrect extent in MASK argument of" | |
ccacefc7 TK |
329 | " MINVAL intrinsic in dimension %ld:" |
330 | " is %ld, should be %ld", (long int) n + 1, | |
fd6590f8 TK |
331 | (long int) mask_extent, (long int) array_extent); |
332 | } | |
333 | } | |
644cb69f FXC |
334 | } |
335 | ||
336 | for (n = 0; n < rank; n++) | |
337 | { | |
338 | count[n] = 0; | |
dfb55fdc | 339 | dstride[n] = GFC_DESCRIPTOR_STRIDE(retarray,n); |
644cb69f FXC |
340 | if (extent[n] <= 0) |
341 | return; | |
342 | } | |
343 | ||
344 | dest = retarray->data; | |
345 | base = array->data; | |
644cb69f FXC |
346 | |
347 | while (base) | |
348 | { | |
64acfd99 | 349 | const GFC_INTEGER_16 * restrict src; |
28dc6b33 | 350 | const GFC_LOGICAL_1 * restrict msrc; |
644cb69f FXC |
351 | GFC_INTEGER_16 result; |
352 | src = base; | |
353 | msrc = mbase; | |
354 | { | |
355 | ||
356 | result = GFC_INTEGER_16_HUGE; | |
357 | if (len <= 0) | |
358 | *dest = GFC_INTEGER_16_HUGE; | |
359 | else | |
360 | { | |
361 | for (n = 0; n < len; n++, src += delta, msrc += mdelta) | |
362 | { | |
363 | ||
364 | if (*msrc && *src < result) | |
365 | result = *src; | |
366 | } | |
367 | *dest = result; | |
368 | } | |
369 | } | |
370 | /* Advance to the next element. */ | |
371 | count[0]++; | |
372 | base += sstride[0]; | |
373 | mbase += mstride[0]; | |
374 | dest += dstride[0]; | |
375 | n = 0; | |
376 | while (count[n] == extent[n]) | |
377 | { | |
378 | /* When we get to the end of a dimension, reset it and increment | |
379 | the next dimension. */ | |
380 | count[n] = 0; | |
381 | /* We could precalculate these products, but this is a less | |
5d7adf7a | 382 | frequently used path so probably not worth it. */ |
644cb69f FXC |
383 | base -= sstride[n] * extent[n]; |
384 | mbase -= mstride[n] * extent[n]; | |
385 | dest -= dstride[n] * extent[n]; | |
386 | n++; | |
387 | if (n == rank) | |
388 | { | |
389 | /* Break out of the look. */ | |
390 | base = NULL; | |
391 | break; | |
392 | } | |
393 | else | |
394 | { | |
395 | count[n]++; | |
396 | base += sstride[n]; | |
397 | mbase += mstride[n]; | |
398 | dest += dstride[n]; | |
399 | } | |
400 | } | |
401 | } | |
402 | } | |
403 | ||
97a62038 TK |
404 | |
405 | extern void sminval_i16 (gfc_array_i16 * const restrict, | |
406 | gfc_array_i16 * const restrict, const index_type * const restrict, | |
407 | GFC_LOGICAL_4 *); | |
408 | export_proto(sminval_i16); | |
409 | ||
410 | void | |
411 | sminval_i16 (gfc_array_i16 * const restrict retarray, | |
412 | gfc_array_i16 * const restrict array, | |
413 | const index_type * const restrict pdim, | |
414 | GFC_LOGICAL_4 * mask) | |
415 | { | |
802367d7 TK |
416 | index_type count[GFC_MAX_DIMENSIONS]; |
417 | index_type extent[GFC_MAX_DIMENSIONS]; | |
418 | index_type sstride[GFC_MAX_DIMENSIONS]; | |
419 | index_type dstride[GFC_MAX_DIMENSIONS]; | |
420 | GFC_INTEGER_16 * restrict dest; | |
97a62038 TK |
421 | index_type rank; |
422 | index_type n; | |
802367d7 TK |
423 | index_type dim; |
424 | ||
97a62038 TK |
425 | |
426 | if (*mask) | |
427 | { | |
428 | minval_i16 (retarray, array, pdim); | |
429 | return; | |
430 | } | |
802367d7 TK |
431 | /* Make dim zero based to avoid confusion. */ |
432 | dim = (*pdim) - 1; | |
433 | rank = GFC_DESCRIPTOR_RANK (array) - 1; | |
434 | ||
435 | for (n = 0; n < dim; n++) | |
436 | { | |
dfb55fdc TK |
437 | sstride[n] = GFC_DESCRIPTOR_STRIDE(array,n); |
438 | extent[n] = GFC_DESCRIPTOR_EXTENT(array,n); | |
802367d7 TK |
439 | |
440 | if (extent[n] <= 0) | |
441 | extent[n] = 0; | |
442 | } | |
443 | ||
444 | for (n = dim; n < rank; n++) | |
445 | { | |
dfb55fdc | 446 | sstride[n] = GFC_DESCRIPTOR_STRIDE(array,n + 1); |
802367d7 | 447 | extent[n] = |
dfb55fdc | 448 | GFC_DESCRIPTOR_EXTENT(array,n + 1); |
802367d7 TK |
449 | |
450 | if (extent[n] <= 0) | |
451 | extent[n] = 0; | |
452 | } | |
97a62038 TK |
453 | |
454 | if (retarray->data == NULL) | |
455 | { | |
dfb55fdc | 456 | size_t alloc_size, str; |
802367d7 TK |
457 | |
458 | for (n = 0; n < rank; n++) | |
459 | { | |
802367d7 | 460 | if (n == 0) |
dfb55fdc | 461 | str = 1; |
802367d7 | 462 | else |
dfb55fdc TK |
463 | str = GFC_DESCRIPTOR_STRIDE(retarray,n-1) * extent[n-1]; |
464 | ||
465 | GFC_DIMENSION_SET(retarray->dim[n], 0, extent[n] - 1, str); | |
466 | ||
802367d7 TK |
467 | } |
468 | ||
97a62038 | 469 | retarray->offset = 0; |
802367d7 TK |
470 | retarray->dtype = (array->dtype & ~GFC_DTYPE_RANK_MASK) | rank; |
471 | ||
dfb55fdc | 472 | alloc_size = sizeof (GFC_INTEGER_16) * GFC_DESCRIPTOR_STRIDE(retarray,rank-1) |
802367d7 TK |
473 | * extent[rank-1]; |
474 | ||
475 | if (alloc_size == 0) | |
476 | { | |
477 | /* Make sure we have a zero-sized array. */ | |
dfb55fdc | 478 | GFC_DIMENSION_SET(retarray->dim[0], 0, -1, 1); |
802367d7 TK |
479 | return; |
480 | } | |
481 | else | |
482 | retarray->data = internal_malloc_size (alloc_size); | |
97a62038 TK |
483 | } |
484 | else | |
485 | { | |
802367d7 TK |
486 | if (rank != GFC_DESCRIPTOR_RANK (retarray)) |
487 | runtime_error ("rank of return array incorrect in" | |
488 | " MINVAL intrinsic: is %ld, should be %ld", | |
489 | (long int) (GFC_DESCRIPTOR_RANK (retarray)), | |
490 | (long int) rank); | |
491 | ||
9731c4a3 | 492 | if (unlikely (compile_options.bounds_check)) |
fd6590f8 | 493 | { |
802367d7 TK |
494 | for (n=0; n < rank; n++) |
495 | { | |
496 | index_type ret_extent; | |
97a62038 | 497 | |
dfb55fdc | 498 | ret_extent = GFC_DESCRIPTOR_EXTENT(retarray,n); |
802367d7 TK |
499 | if (extent[n] != ret_extent) |
500 | runtime_error ("Incorrect extent in return value of" | |
501 | " MINVAL intrinsic in dimension %ld:" | |
502 | " is %ld, should be %ld", (long int) n + 1, | |
503 | (long int) ret_extent, (long int) extent[n]); | |
504 | } | |
fd6590f8 TK |
505 | } |
506 | } | |
97a62038 | 507 | |
802367d7 TK |
508 | for (n = 0; n < rank; n++) |
509 | { | |
510 | count[n] = 0; | |
dfb55fdc | 511 | dstride[n] = GFC_DESCRIPTOR_STRIDE(retarray,n); |
802367d7 TK |
512 | } |
513 | ||
514 | dest = retarray->data; | |
515 | ||
516 | while(1) | |
517 | { | |
518 | *dest = GFC_INTEGER_16_HUGE; | |
519 | count[0]++; | |
520 | dest += dstride[0]; | |
521 | n = 0; | |
522 | while (count[n] == extent[n]) | |
523 | { | |
524 | /* When we get to the end of a dimension, reset it and increment | |
525 | the next dimension. */ | |
526 | count[n] = 0; | |
527 | /* We could precalculate these products, but this is a less | |
528 | frequently used path so probably not worth it. */ | |
529 | dest -= dstride[n] * extent[n]; | |
530 | n++; | |
531 | if (n == rank) | |
532 | return; | |
533 | else | |
534 | { | |
535 | count[n]++; | |
536 | dest += dstride[n]; | |
537 | } | |
538 | } | |
539 | } | |
97a62038 TK |
540 | } |
541 | ||
644cb69f | 542 | #endif |