2 * Copyright 2010 INRIA Saclay
4 * Use of this software is governed by the GNU LGPLv2.1 license
6 * Written by Sven Verdoolaege, INRIA Saclay - Ile-de-France,
7 * Parc Club Orsay Universite, ZAC des vignes, 4 rue Jacques Monod,
15 #include <isl_dim_private.h>
16 #include <isl_map_private.h>
17 #include <isl_union_map_private.h>
18 #include <isl_union_set.h>
20 static __isl_give isl_union_map *isl_union_map_alloc(__isl_take isl_dim *dim,
28 umap = isl_calloc_type(dim->ctx, isl_union_map);
34 if (isl_hash_table_init(dim->ctx, &umap->table, size) < 0)
40 isl_union_map_free(umap);
44 __isl_give isl_union_map *isl_union_map_empty(__isl_take isl_dim *dim)
46 return isl_union_map_alloc(dim, 16);
49 __isl_give isl_union_set *isl_union_set_empty(__isl_take isl_dim *dim)
51 return isl_union_map_empty(dim);
54 isl_ctx *isl_union_map_get_ctx(__isl_keep isl_union_map *umap)
56 return umap ? umap->dim->ctx : NULL;
59 isl_ctx *isl_union_set_get_ctx(__isl_keep isl_union_set *uset)
61 return uset ? uset->dim->ctx : NULL;
64 __isl_give isl_dim *isl_union_map_get_dim(__isl_keep isl_union_map *umap)
68 return isl_dim_copy(umap->dim);
71 __isl_give isl_dim *isl_union_set_get_dim(__isl_keep isl_union_set *uset)
73 return isl_union_map_get_dim(uset);
76 static int free_umap_entry(void **entry, void *user)
78 isl_map *map = *entry;
83 static int add_map(__isl_take isl_map *map, void *user)
85 isl_union_map **umap = (isl_union_map **)user;
87 *umap = isl_union_map_add_map(*umap, map);
92 __isl_give isl_union_map *isl_union_map_dup(__isl_keep isl_union_map *umap)
99 dup = isl_union_map_empty(isl_dim_copy(umap->dim));
100 if (isl_union_map_foreach_map(umap, &add_map, &dup) < 0)
104 isl_union_map_free(dup);
108 __isl_give isl_union_map *isl_union_map_cow(__isl_take isl_union_map *umap)
116 return isl_union_map_dup(umap);
119 struct isl_union_align {
124 static int align_entry(void **entry, void *user)
126 isl_map *map = *entry;
128 struct isl_union_align *data = user;
130 exp = isl_reordering_extend_dim(isl_reordering_copy(data->exp),
131 isl_map_get_dim(map));
133 data->res = isl_union_map_add_map(data->res,
134 isl_map_realign(isl_map_copy(map), exp));
139 /* Align the parameters of umap along those of model.
140 * The result has the parameters of model first, in the same order
141 * as they appear in model, followed by any remaining parameters of
142 * umap that do not appear in model.
144 __isl_give isl_union_map *isl_union_map_align_params(
145 __isl_take isl_union_map *umap, __isl_take isl_dim *model)
147 struct isl_union_align data = { NULL, NULL };
152 if (isl_dim_match(umap->dim, isl_dim_param, model, isl_dim_param)) {
157 data.exp = isl_parameter_alignment_reordering(umap->dim, model);
161 data.res = isl_union_map_alloc(isl_dim_copy(data.exp->dim),
163 if (isl_hash_table_foreach(umap->dim->ctx, &umap->table,
164 &align_entry, &data) < 0)
167 isl_reordering_free(data.exp);
168 isl_union_map_free(umap);
172 isl_reordering_free(data.exp);
173 isl_union_map_free(umap);
174 isl_union_map_free(data.res);
179 __isl_give isl_union_set *isl_union_set_align_params(
180 __isl_take isl_union_set *uset, __isl_take isl_dim *model)
182 return isl_union_map_align_params(uset, model);
185 __isl_give isl_union_map *isl_union_map_union(__isl_take isl_union_map *umap1,
186 __isl_take isl_union_map *umap2)
188 umap1 = isl_union_map_align_params(umap1, isl_union_map_get_dim(umap2));
189 umap2 = isl_union_map_align_params(umap2, isl_union_map_get_dim(umap1));
191 umap1 = isl_union_map_cow(umap1);
193 if (!umap1 || !umap2)
196 if (isl_union_map_foreach_map(umap2, &add_map, &umap1) < 0)
199 isl_union_map_free(umap2);
203 isl_union_map_free(umap1);
204 isl_union_map_free(umap2);
208 __isl_give isl_union_set *isl_union_set_union(__isl_take isl_union_set *uset1,
209 __isl_take isl_union_set *uset2)
211 return isl_union_map_union(uset1, uset2);
214 __isl_give isl_union_map *isl_union_map_copy(__isl_keep isl_union_map *umap)
223 __isl_give isl_union_set *isl_union_set_copy(__isl_keep isl_union_set *uset)
225 return isl_union_map_copy(uset);
228 void isl_union_map_free(__isl_take isl_union_map *umap)
236 isl_hash_table_foreach(umap->dim->ctx, &umap->table,
237 &free_umap_entry, NULL);
238 isl_hash_table_clear(&umap->table);
239 isl_dim_free(umap->dim);
243 void isl_union_set_free(__isl_take isl_union_set *uset)
245 isl_union_map_free(uset);
248 static int has_dim(const void *entry, const void *val)
250 isl_map *map = (isl_map *)entry;
251 isl_dim *dim = (isl_dim *)val;
253 return isl_dim_equal(map->dim, dim);
256 __isl_give isl_union_map *isl_union_map_add_map(__isl_take isl_union_map *umap,
257 __isl_take isl_map *map)
260 struct isl_hash_table_entry *entry;
262 if (isl_map_fast_is_empty(map)) {
267 umap = isl_union_map_cow(umap);
272 isl_assert(map->ctx, isl_dim_match(map->dim, isl_dim_param, umap->dim,
273 isl_dim_param), goto error);
275 hash = isl_dim_get_hash(map->dim);
276 entry = isl_hash_table_find(umap->dim->ctx, &umap->table, hash,
277 &has_dim, map->dim, 1);
284 entry->data = isl_map_union(entry->data, isl_map_copy(map));
293 isl_union_map_free(umap);
297 __isl_give isl_union_set *isl_union_set_add_set(__isl_take isl_union_set *uset,
298 __isl_take isl_set *set)
300 return isl_union_map_add_map(uset, (isl_map *)set);
303 __isl_give isl_union_map *isl_union_map_from_map(__isl_take isl_map *map)
311 dim = isl_map_get_dim(map);
312 dim = isl_dim_drop(dim, isl_dim_in, 0, isl_dim_size(dim, isl_dim_in));
313 dim = isl_dim_drop(dim, isl_dim_out, 0, isl_dim_size(dim, isl_dim_out));
314 umap = isl_union_map_empty(dim);
315 umap = isl_union_map_add_map(umap, map);
320 __isl_give isl_union_set *isl_union_set_from_set(__isl_take isl_set *set)
322 return isl_union_map_from_map((isl_map *)set);
325 struct isl_union_map_foreach_data
327 int (*fn)(__isl_take isl_map *map, void *user);
331 static int call_on_copy(void **entry, void *user)
333 isl_map *map = *entry;
334 struct isl_union_map_foreach_data *data;
335 data = (struct isl_union_map_foreach_data *)user;
337 return data->fn(isl_map_copy(map), data->user);
340 int isl_union_map_n_map(__isl_keep isl_union_map *umap)
342 return umap ? umap->table.n : 0;
345 int isl_union_set_n_set(__isl_keep isl_union_set *uset)
347 return uset ? uset->table.n : 0;
350 int isl_union_map_foreach_map(__isl_keep isl_union_map *umap,
351 int (*fn)(__isl_take isl_map *map, void *user), void *user)
353 struct isl_union_map_foreach_data data = { fn, user };
358 return isl_hash_table_foreach(umap->dim->ctx, &umap->table,
359 &call_on_copy, &data);
362 __isl_give isl_map *isl_union_map_extract_map(__isl_keep isl_union_map *umap,
363 __isl_take isl_dim *dim)
366 struct isl_hash_table_entry *entry;
371 hash = isl_dim_get_hash(dim);
372 entry = isl_hash_table_find(umap->dim->ctx, &umap->table, hash,
375 return isl_map_empty(dim);
377 return isl_map_copy(entry->data);
383 __isl_give isl_set *isl_union_set_extract_set(__isl_keep isl_union_set *uset,
384 __isl_take isl_dim *dim)
386 return (isl_set *)isl_union_map_extract_map(uset, dim);
389 int isl_union_set_foreach_set(__isl_keep isl_union_set *uset,
390 int (*fn)(__isl_take isl_set *set, void *user), void *user)
392 return isl_union_map_foreach_map(uset,
393 (int(*)(__isl_take isl_map *, void*))fn, user);
396 struct isl_union_set_foreach_point_data {
397 int (*fn)(__isl_take isl_point *pnt, void *user);
401 static int foreach_point(__isl_take isl_set *set, void *user)
403 struct isl_union_set_foreach_point_data *data = user;
406 r = isl_set_foreach_point(set, data->fn, data->user);
412 int isl_union_set_foreach_point(__isl_keep isl_union_set *uset,
413 int (*fn)(__isl_take isl_point *pnt, void *user), void *user)
415 struct isl_union_set_foreach_point_data data = { fn, user };
416 return isl_union_set_foreach_set(uset, &foreach_point, &data);
419 struct isl_union_map_gen_bin_data {
420 isl_union_map *umap2;
424 static int subtract_entry(void **entry, void *user)
426 struct isl_union_map_gen_bin_data *data = user;
428 struct isl_hash_table_entry *entry2;
429 isl_map *map = *entry;
431 hash = isl_dim_get_hash(map->dim);
432 entry2 = isl_hash_table_find(data->umap2->dim->ctx, &data->umap2->table,
433 hash, &has_dim, map->dim, 0);
434 map = isl_map_copy(map);
437 map = isl_map_subtract(map, isl_map_copy(entry2->data));
439 empty = isl_map_is_empty(map);
449 data->res = isl_union_map_add_map(data->res, map);
454 static __isl_give isl_union_map *gen_bin_op(__isl_take isl_union_map *umap1,
455 __isl_take isl_union_map *umap2, int (*fn)(void **, void *))
457 struct isl_union_map_gen_bin_data data = { NULL, NULL };
459 umap1 = isl_union_map_align_params(umap1, isl_union_map_get_dim(umap2));
460 umap2 = isl_union_map_align_params(umap2, isl_union_map_get_dim(umap1));
462 if (!umap1 || !umap2)
466 data.res = isl_union_map_alloc(isl_dim_copy(umap1->dim),
468 if (isl_hash_table_foreach(umap1->dim->ctx, &umap1->table,
472 isl_union_map_free(umap1);
473 isl_union_map_free(umap2);
476 isl_union_map_free(umap1);
477 isl_union_map_free(umap2);
478 isl_union_map_free(data.res);
482 __isl_give isl_union_map *isl_union_map_subtract(
483 __isl_take isl_union_map *umap1, __isl_take isl_union_map *umap2)
485 return gen_bin_op(umap1, umap2, &subtract_entry);
488 __isl_give isl_union_set *isl_union_set_subtract(
489 __isl_take isl_union_set *uset1, __isl_take isl_union_set *uset2)
491 return isl_union_map_subtract(uset1, uset2);
494 struct isl_union_map_match_bin_data {
495 isl_union_map *umap2;
497 __isl_give isl_map *(*fn)(__isl_take isl_map*, __isl_take isl_map*);
500 static int match_bin_entry(void **entry, void *user)
502 struct isl_union_map_match_bin_data *data = user;
504 struct isl_hash_table_entry *entry2;
505 isl_map *map = *entry;
508 hash = isl_dim_get_hash(map->dim);
509 entry2 = isl_hash_table_find(data->umap2->dim->ctx, &data->umap2->table,
510 hash, &has_dim, map->dim, 0);
514 map = isl_map_copy(map);
515 map = data->fn(map, isl_map_copy(entry2->data));
517 empty = isl_map_is_empty(map);
527 data->res = isl_union_map_add_map(data->res, map);
532 static __isl_give isl_union_map *match_bin_op(__isl_take isl_union_map *umap1,
533 __isl_take isl_union_map *umap2,
534 __isl_give isl_map *(*fn)(__isl_take isl_map*, __isl_take isl_map*))
536 struct isl_union_map_match_bin_data data = { NULL, NULL, fn };
538 umap1 = isl_union_map_align_params(umap1, isl_union_map_get_dim(umap2));
539 umap2 = isl_union_map_align_params(umap2, isl_union_map_get_dim(umap1));
541 if (!umap1 || !umap2)
545 data.res = isl_union_map_alloc(isl_dim_copy(umap1->dim),
547 if (isl_hash_table_foreach(umap1->dim->ctx, &umap1->table,
548 &match_bin_entry, &data) < 0)
551 isl_union_map_free(umap1);
552 isl_union_map_free(umap2);
555 isl_union_map_free(umap1);
556 isl_union_map_free(umap2);
557 isl_union_map_free(data.res);
561 __isl_give isl_union_map *isl_union_map_intersect(
562 __isl_take isl_union_map *umap1, __isl_take isl_union_map *umap2)
564 return match_bin_op(umap1, umap2, &isl_map_intersect);
567 __isl_give isl_union_set *isl_union_set_intersect(
568 __isl_take isl_union_set *uset1, __isl_take isl_union_set *uset2)
570 return isl_union_map_intersect(uset1, uset2);
573 __isl_give isl_union_map *isl_union_map_gist(__isl_take isl_union_map *umap,
574 __isl_take isl_union_map *context)
576 return match_bin_op(umap, context, &isl_map_gist);
579 __isl_give isl_union_set *isl_union_set_gist(__isl_take isl_union_set *uset,
580 __isl_take isl_union_set *context)
582 return isl_union_map_gist(uset, context);
585 static __isl_give isl_map *lex_le_set(__isl_take isl_map *set1,
586 __isl_take isl_map *set2)
588 return isl_set_lex_le_set((isl_set *)set1, (isl_set *)set2);
591 static __isl_give isl_map *lex_lt_set(__isl_take isl_map *set1,
592 __isl_take isl_map *set2)
594 return isl_set_lex_lt_set((isl_set *)set1, (isl_set *)set2);
597 __isl_give isl_union_map *isl_union_set_lex_lt_union_set(
598 __isl_take isl_union_set *uset1, __isl_take isl_union_set *uset2)
600 return match_bin_op(uset1, uset2, &lex_lt_set);
603 __isl_give isl_union_map *isl_union_set_lex_le_union_set(
604 __isl_take isl_union_set *uset1, __isl_take isl_union_set *uset2)
606 return match_bin_op(uset1, uset2, &lex_le_set);
609 __isl_give isl_union_map *isl_union_set_lex_gt_union_set(
610 __isl_take isl_union_set *uset1, __isl_take isl_union_set *uset2)
612 return isl_union_map_reverse(isl_union_set_lex_lt_union_set(uset2, uset1));
615 __isl_give isl_union_map *isl_union_set_lex_ge_union_set(
616 __isl_take isl_union_set *uset1, __isl_take isl_union_set *uset2)
618 return isl_union_map_reverse(isl_union_set_lex_le_union_set(uset2, uset1));
621 __isl_give isl_union_map *isl_union_map_lex_gt_union_map(
622 __isl_take isl_union_map *umap1, __isl_take isl_union_map *umap2)
624 return isl_union_map_reverse(isl_union_map_lex_lt_union_map(umap2, umap1));
627 __isl_give isl_union_map *isl_union_map_lex_ge_union_map(
628 __isl_take isl_union_map *umap1, __isl_take isl_union_map *umap2)
630 return isl_union_map_reverse(isl_union_map_lex_le_union_map(umap2, umap1));
633 static int intersect_domain_entry(void **entry, void *user)
635 struct isl_union_map_gen_bin_data *data = user;
637 struct isl_hash_table_entry *entry2;
639 isl_map *map = *entry;
642 dim = isl_map_get_dim(map);
643 dim = isl_dim_domain(dim);
644 hash = isl_dim_get_hash(dim);
645 entry2 = isl_hash_table_find(data->umap2->dim->ctx, &data->umap2->table,
646 hash, &has_dim, dim, 0);
651 map = isl_map_copy(map);
652 map = isl_map_intersect_domain(map, isl_set_copy(entry2->data));
654 empty = isl_map_is_empty(map);
664 data->res = isl_union_map_add_map(data->res, map);
669 __isl_give isl_union_map *isl_union_map_intersect_domain(
670 __isl_take isl_union_map *umap, __isl_take isl_union_set *uset)
672 return gen_bin_op(umap, uset, &intersect_domain_entry);
675 static int intersect_range_entry(void **entry, void *user)
677 struct isl_union_map_gen_bin_data *data = user;
679 struct isl_hash_table_entry *entry2;
681 isl_map *map = *entry;
684 dim = isl_map_get_dim(map);
685 dim = isl_dim_range(dim);
686 hash = isl_dim_get_hash(dim);
687 entry2 = isl_hash_table_find(data->umap2->dim->ctx, &data->umap2->table,
688 hash, &has_dim, dim, 0);
693 map = isl_map_copy(map);
694 map = isl_map_intersect_range(map, isl_set_copy(entry2->data));
696 empty = isl_map_is_empty(map);
706 data->res = isl_union_map_add_map(data->res, map);
711 __isl_give isl_union_map *isl_union_map_intersect_range(
712 __isl_take isl_union_map *umap, __isl_take isl_union_set *uset)
714 return gen_bin_op(umap, uset, &intersect_range_entry);
717 struct isl_union_map_bin_data {
718 isl_union_map *umap2;
721 int (*fn)(void **entry, void *user);
724 static int apply_range_entry(void **entry, void *user)
726 struct isl_union_map_bin_data *data = user;
727 isl_map *map2 = *entry;
730 if (!isl_dim_tuple_match(data->map->dim, isl_dim_out,
731 map2->dim, isl_dim_in))
734 map2 = isl_map_apply_range(isl_map_copy(data->map), isl_map_copy(map2));
736 empty = isl_map_is_empty(map2);
746 data->res = isl_union_map_add_map(data->res, map2);
751 static int bin_entry(void **entry, void *user)
753 struct isl_union_map_bin_data *data = user;
754 isl_map *map = *entry;
757 if (isl_hash_table_foreach(data->umap2->dim->ctx, &data->umap2->table,
764 static __isl_give isl_union_map *bin_op(__isl_take isl_union_map *umap1,
765 __isl_take isl_union_map *umap2, int (*fn)(void **entry, void *user))
767 struct isl_union_map_bin_data data = { NULL, NULL, NULL, fn };
769 umap1 = isl_union_map_align_params(umap1, isl_union_map_get_dim(umap2));
770 umap2 = isl_union_map_align_params(umap2, isl_union_map_get_dim(umap1));
772 if (!umap1 || !umap2)
776 data.res = isl_union_map_alloc(isl_dim_copy(umap1->dim),
778 if (isl_hash_table_foreach(umap1->dim->ctx, &umap1->table,
779 &bin_entry, &data) < 0)
782 isl_union_map_free(umap1);
783 isl_union_map_free(umap2);
786 isl_union_map_free(umap1);
787 isl_union_map_free(umap2);
788 isl_union_map_free(data.res);
792 __isl_give isl_union_map *isl_union_map_apply_range(
793 __isl_take isl_union_map *umap1, __isl_take isl_union_map *umap2)
795 return bin_op(umap1, umap2, &apply_range_entry);
798 __isl_give isl_union_map *isl_union_map_apply_domain(
799 __isl_take isl_union_map *umap1, __isl_take isl_union_map *umap2)
801 umap1 = isl_union_map_reverse(umap1);
802 umap1 = isl_union_map_apply_range(umap1, umap2);
803 return isl_union_map_reverse(umap1);
806 __isl_give isl_union_set *isl_union_set_apply(
807 __isl_take isl_union_set *uset, __isl_take isl_union_map *umap)
809 return isl_union_map_apply_range(uset, umap);
812 static int map_lex_lt_entry(void **entry, void *user)
814 struct isl_union_map_bin_data *data = user;
815 isl_map *map2 = *entry;
817 if (!isl_dim_tuple_match(data->map->dim, isl_dim_out,
818 map2->dim, isl_dim_out))
821 map2 = isl_map_lex_lt_map(isl_map_copy(data->map), isl_map_copy(map2));
823 data->res = isl_union_map_add_map(data->res, map2);
828 __isl_give isl_union_map *isl_union_map_lex_lt_union_map(
829 __isl_take isl_union_map *umap1, __isl_take isl_union_map *umap2)
831 return bin_op(umap1, umap2, &map_lex_lt_entry);
834 static int map_lex_le_entry(void **entry, void *user)
836 struct isl_union_map_bin_data *data = user;
837 isl_map *map2 = *entry;
839 if (!isl_dim_tuple_match(data->map->dim, isl_dim_out,
840 map2->dim, isl_dim_out))
843 map2 = isl_map_lex_le_map(isl_map_copy(data->map), isl_map_copy(map2));
845 data->res = isl_union_map_add_map(data->res, map2);
850 __isl_give isl_union_map *isl_union_map_lex_le_union_map(
851 __isl_take isl_union_map *umap1, __isl_take isl_union_map *umap2)
853 return bin_op(umap1, umap2, &map_lex_le_entry);
856 static int product_entry(void **entry, void *user)
858 struct isl_union_map_bin_data *data = user;
859 isl_map *map2 = *entry;
861 map2 = isl_map_product(isl_map_copy(data->map), isl_map_copy(map2));
863 data->res = isl_union_map_add_map(data->res, map2);
868 __isl_give isl_union_map *isl_union_map_product(__isl_take isl_union_map *umap1,
869 __isl_take isl_union_map *umap2)
871 return bin_op(umap1, umap2, &product_entry);
874 __isl_give isl_union_set *isl_union_set_product(__isl_take isl_union_set *uset1,
875 __isl_take isl_union_set *uset2)
877 return isl_union_map_product(uset1, uset2);
880 __isl_give isl_union_map *isl_union_map_from_range(
881 __isl_take isl_union_set *uset)
886 __isl_give isl_union_map *isl_union_map_from_domain(
887 __isl_take isl_union_set *uset)
889 return isl_union_map_reverse(isl_union_map_from_range(uset));
892 __isl_give isl_union_map *isl_union_map_from_domain_and_range(
893 __isl_take isl_union_set *domain, __isl_take isl_union_set *range)
895 return isl_union_map_apply_range(isl_union_map_from_domain(domain),
896 isl_union_map_from_range(range));
899 static __isl_give isl_union_map *un_op(__isl_take isl_union_map *umap,
900 int (*fn)(void **, void *), int cow)
903 umap = isl_union_map_cow(umap);
907 if (isl_hash_table_foreach(umap->dim->ctx, &umap->table, fn, NULL) < 0)
912 isl_union_map_free(umap);
916 static int affine_entry(void **entry, void *user)
918 isl_map **map = (isl_map **)entry;
920 *map = isl_map_from_basic_map(isl_map_affine_hull(*map));
922 return *map ? 0 : -1;
925 __isl_give isl_union_map *isl_union_map_affine_hull(
926 __isl_take isl_union_map *umap)
928 return un_op(umap, &affine_entry, 1);
931 __isl_give isl_union_set *isl_union_set_affine_hull(
932 __isl_take isl_union_set *uset)
934 return isl_union_map_affine_hull(uset);
937 static int polyhedral_entry(void **entry, void *user)
939 isl_map **map = (isl_map **)entry;
941 *map = isl_map_from_basic_map(isl_map_polyhedral_hull(*map));
943 return *map ? 0 : -1;
946 __isl_give isl_union_map *isl_union_map_polyhedral_hull(
947 __isl_take isl_union_map *umap)
949 return un_op(umap, &polyhedral_entry, 1);
952 __isl_give isl_union_set *isl_union_set_polyhedral_hull(
953 __isl_take isl_union_set *uset)
955 return isl_union_map_polyhedral_hull(uset);
958 static int coalesce_entry(void **entry, void *user)
960 isl_map **map = (isl_map **)entry;
962 *map = isl_map_coalesce(*map);
964 return *map ? 0 : -1;
967 __isl_give isl_union_map *isl_union_map_coalesce(
968 __isl_take isl_union_map *umap)
970 return un_op(umap, &coalesce_entry, 0);
973 __isl_give isl_union_set *isl_union_set_coalesce(
974 __isl_take isl_union_set *uset)
976 return isl_union_map_coalesce(uset);
979 static int compute_divs_entry(void **entry, void *user)
981 isl_map **map = (isl_map **)entry;
983 *map = isl_map_compute_divs(*map);
985 return *map ? 0 : -1;
988 __isl_give isl_union_map *isl_union_map_compute_divs(
989 __isl_take isl_union_map *umap)
991 return un_op(umap, &compute_divs_entry, 0);
994 __isl_give isl_union_set *isl_union_set_compute_divs(
995 __isl_take isl_union_set *uset)
997 return isl_union_map_compute_divs(uset);
1000 static int lexmin_entry(void **entry, void *user)
1002 isl_map **map = (isl_map **)entry;
1004 *map = isl_map_lexmin(*map);
1006 return *map ? 0 : -1;
1009 __isl_give isl_union_map *isl_union_map_lexmin(
1010 __isl_take isl_union_map *umap)
1012 return un_op(umap, &lexmin_entry, 1);
1015 __isl_give isl_union_set *isl_union_set_lexmin(
1016 __isl_take isl_union_set *uset)
1018 return isl_union_map_lexmin(uset);
1021 static int lexmax_entry(void **entry, void *user)
1023 isl_map **map = (isl_map **)entry;
1025 *map = isl_map_lexmax(*map);
1027 return *map ? 0 : -1;
1030 __isl_give isl_union_map *isl_union_map_lexmax(
1031 __isl_take isl_union_map *umap)
1033 return un_op(umap, &lexmax_entry, 1);
1036 __isl_give isl_union_set *isl_union_set_lexmax(
1037 __isl_take isl_union_set *uset)
1039 return isl_union_map_lexmax(uset);
1042 static __isl_give isl_union_set *cond_un_op(__isl_take isl_union_map *umap,
1043 int (*fn)(void **, void *))
1050 res = isl_union_map_alloc(isl_dim_copy(umap->dim), umap->table.n);
1051 if (isl_hash_table_foreach(umap->dim->ctx, &umap->table, fn, &res) < 0)
1054 isl_union_map_free(umap);
1057 isl_union_map_free(umap);
1058 isl_union_set_free(res);
1062 static int reverse_entry(void **entry, void *user)
1064 isl_map *map = *entry;
1065 isl_union_map **res = user;
1067 *res = isl_union_map_add_map(*res, isl_map_reverse(isl_map_copy(map)));
1072 __isl_give isl_union_map *isl_union_map_reverse(__isl_take isl_union_map *umap)
1074 return cond_un_op(umap, &reverse_entry);
1077 static int domain_entry(void **entry, void *user)
1079 isl_map *map = *entry;
1080 isl_union_set **res = user;
1082 *res = isl_union_set_add_set(*res, isl_map_domain(isl_map_copy(map)));
1087 __isl_give isl_union_set *isl_union_map_domain(__isl_take isl_union_map *umap)
1089 return cond_un_op(umap, &domain_entry);
1092 static int range_entry(void **entry, void *user)
1094 isl_map *map = *entry;
1095 isl_union_set **res = user;
1097 *res = isl_union_set_add_set(*res, isl_map_range(isl_map_copy(map)));
1102 __isl_give isl_union_set *isl_union_map_range(__isl_take isl_union_map *umap)
1104 return cond_un_op(umap, &range_entry);
1107 static int domain_map_entry(void **entry, void *user)
1109 isl_map *map = *entry;
1110 isl_union_set **res = user;
1112 *res = isl_union_map_add_map(*res,
1113 isl_map_domain_map(isl_map_copy(map)));
1118 __isl_give isl_union_map *isl_union_map_domain_map(
1119 __isl_take isl_union_map *umap)
1121 return cond_un_op(umap, &domain_map_entry);
1124 static int range_map_entry(void **entry, void *user)
1126 isl_map *map = *entry;
1127 isl_union_set **res = user;
1129 *res = isl_union_map_add_map(*res,
1130 isl_map_range_map(isl_map_copy(map)));
1135 __isl_give isl_union_map *isl_union_map_range_map(
1136 __isl_take isl_union_map *umap)
1138 return cond_un_op(umap, &range_map_entry);
1141 static int deltas_entry(void **entry, void *user)
1143 isl_map *map = *entry;
1144 isl_union_set **res = user;
1146 if (!isl_dim_tuple_match(map->dim, isl_dim_in, map->dim, isl_dim_out))
1149 *res = isl_union_set_add_set(*res, isl_map_deltas(isl_map_copy(map)));
1154 __isl_give isl_union_set *isl_union_map_deltas(__isl_take isl_union_map *umap)
1156 return cond_un_op(umap, &deltas_entry);
1159 static int identity_entry(void **entry, void *user)
1161 isl_set *set = *entry;
1162 isl_union_map **res = user;
1164 *res = isl_union_map_add_map(*res, isl_set_identity(isl_set_copy(set)));
1169 __isl_give isl_union_map *isl_union_set_identity(__isl_take isl_union_set *uset)
1171 return cond_un_op(uset, &identity_entry);
1174 static int unwrap_entry(void **entry, void *user)
1176 isl_set *set = *entry;
1177 isl_union_set **res = user;
1179 if (!isl_set_is_wrapping(set))
1182 *res = isl_union_map_add_map(*res, isl_set_unwrap(isl_set_copy(set)));
1187 __isl_give isl_union_map *isl_union_set_unwrap(__isl_take isl_union_set *uset)
1189 return cond_un_op(uset, &unwrap_entry);
1192 static int wrap_entry(void **entry, void *user)
1194 isl_map *map = *entry;
1195 isl_union_set **res = user;
1197 *res = isl_union_set_add_set(*res, isl_map_wrap(isl_map_copy(map)));
1202 __isl_give isl_union_set *isl_union_map_wrap(__isl_take isl_union_map *umap)
1204 return cond_un_op(umap, &wrap_entry);
1207 struct isl_union_map_is_subset_data {
1208 isl_union_map *umap2;
1212 static int is_subset_entry(void **entry, void *user)
1214 struct isl_union_map_is_subset_data *data = user;
1216 struct isl_hash_table_entry *entry2;
1217 isl_map *map = *entry;
1219 hash = isl_dim_get_hash(map->dim);
1220 entry2 = isl_hash_table_find(data->umap2->dim->ctx, &data->umap2->table,
1221 hash, &has_dim, map->dim, 0);
1223 data->is_subset = 0;
1227 data->is_subset = isl_map_is_subset(map, entry2->data);
1228 if (data->is_subset < 0 || !data->is_subset)
1234 int isl_union_map_is_subset(__isl_keep isl_union_map *umap1,
1235 __isl_keep isl_union_map *umap2)
1237 struct isl_union_map_is_subset_data data = { NULL, 1 };
1239 umap1 = isl_union_map_copy(umap1);
1240 umap2 = isl_union_map_copy(umap2);
1241 umap1 = isl_union_map_align_params(umap1, isl_union_map_get_dim(umap2));
1242 umap2 = isl_union_map_align_params(umap2, isl_union_map_get_dim(umap1));
1244 if (!umap1 || !umap2)
1248 if (isl_hash_table_foreach(umap1->dim->ctx, &umap1->table,
1249 &is_subset_entry, &data) < 0 &&
1253 isl_union_map_free(umap1);
1254 isl_union_map_free(umap2);
1256 return data.is_subset;
1258 isl_union_map_free(umap1);
1259 isl_union_map_free(umap2);
1263 int isl_union_set_is_subset(__isl_keep isl_union_set *uset1,
1264 __isl_keep isl_union_set *uset2)
1266 return isl_union_map_is_subset(uset1, uset2);
1269 int isl_union_map_is_equal(__isl_keep isl_union_map *umap1,
1270 __isl_keep isl_union_map *umap2)
1274 if (!umap1 || !umap2)
1276 is_subset = isl_union_map_is_subset(umap1, umap2);
1279 is_subset = isl_union_map_is_subset(umap2, umap1);
1283 int isl_union_set_is_equal(__isl_keep isl_union_set *uset1,
1284 __isl_keep isl_union_set *uset2)
1286 return isl_union_map_is_equal(uset1, uset2);
1289 int isl_union_map_is_strict_subset(__isl_keep isl_union_map *umap1,
1290 __isl_keep isl_union_map *umap2)
1294 if (!umap1 || !umap2)
1296 is_subset = isl_union_map_is_subset(umap1, umap2);
1299 is_subset = isl_union_map_is_subset(umap2, umap1);
1300 if (is_subset == -1)
1305 int isl_union_set_is_strict_subset(__isl_keep isl_union_set *uset1,
1306 __isl_keep isl_union_set *uset2)
1308 return isl_union_map_is_strict_subset(uset1, uset2);
1311 static int sample_entry(void **entry, void *user)
1313 isl_basic_map **sample = (isl_basic_map **)user;
1314 isl_map *map = *entry;
1316 *sample = isl_map_sample(isl_map_copy(map));
1319 if (!isl_basic_map_fast_is_empty(*sample))
1324 __isl_give isl_basic_map *isl_union_map_sample(__isl_take isl_union_map *umap)
1326 isl_basic_map *sample = NULL;
1331 if (isl_hash_table_foreach(umap->dim->ctx, &umap->table,
1332 &sample_entry, &sample) < 0 &&
1336 isl_union_map_free(umap);
1340 isl_union_map_free(umap);
1344 __isl_give isl_basic_set *isl_union_set_sample(__isl_take isl_union_set *uset)
1346 return (isl_basic_set *)isl_union_map_sample(uset);
1349 static int empty_entry(void **entry, void *user)
1352 isl_map *map = *entry;
1354 if (isl_map_is_empty(map))
1362 __isl_give int isl_union_map_is_empty(__isl_keep isl_union_map *umap)
1369 if (isl_hash_table_foreach(umap->dim->ctx, &umap->table,
1370 &empty_entry, &empty) < 0 && empty)
1376 int isl_union_set_is_empty(__isl_keep isl_union_set *uset)
1378 return isl_union_map_is_empty(uset);