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_foreach_map(__isl_keep isl_union_map
*umap
,
341 int (*fn
)(__isl_take isl_map
*map
, void *user
), void *user
)
343 struct isl_union_map_foreach_data data
= { fn
, user
};
348 return isl_hash_table_foreach(umap
->dim
->ctx
, &umap
->table
,
349 &call_on_copy
, &data
);
352 int isl_union_set_foreach_set(__isl_keep isl_union_set
*uset
,
353 int (*fn
)(__isl_take isl_set
*set
, void *user
), void *user
)
355 return isl_union_map_foreach_map(uset
,
356 (int(*)(__isl_take isl_map
*, void*))fn
, user
);
359 struct isl_union_set_foreach_point_data
{
360 int (*fn
)(__isl_take isl_point
*pnt
, void *user
);
364 static int foreach_point(__isl_take isl_set
*set
, void *user
)
366 struct isl_union_set_foreach_point_data
*data
= user
;
369 r
= isl_set_foreach_point(set
, data
->fn
, data
->user
);
375 int isl_union_set_foreach_point(__isl_keep isl_union_set
*uset
,
376 int (*fn
)(__isl_take isl_point
*pnt
, void *user
), void *user
)
378 struct isl_union_set_foreach_point_data data
= { fn
, user
};
379 return isl_union_set_foreach_set(uset
, &foreach_point
, &data
);
382 struct isl_union_map_gen_bin_data
{
383 isl_union_map
*umap2
;
387 static int subtract_entry(void **entry
, void *user
)
389 struct isl_union_map_gen_bin_data
*data
= user
;
391 struct isl_hash_table_entry
*entry2
;
392 isl_map
*map
= *entry
;
394 hash
= isl_dim_get_hash(map
->dim
);
395 entry2
= isl_hash_table_find(data
->umap2
->dim
->ctx
, &data
->umap2
->table
,
396 hash
, &has_dim
, map
->dim
, 0);
397 map
= isl_map_copy(map
);
400 map
= isl_map_subtract(map
, isl_map_copy(entry2
->data
));
402 empty
= isl_map_is_empty(map
);
412 data
->res
= isl_union_map_add_map(data
->res
, map
);
417 static __isl_give isl_union_map
*gen_bin_op(__isl_take isl_union_map
*umap1
,
418 __isl_take isl_union_map
*umap2
, int (*fn
)(void **, void *))
420 struct isl_union_map_gen_bin_data data
= { NULL
, NULL
};
422 umap1
= isl_union_map_align_params(umap1
, isl_union_map_get_dim(umap2
));
423 umap2
= isl_union_map_align_params(umap2
, isl_union_map_get_dim(umap1
));
425 if (!umap1
|| !umap2
)
429 data
.res
= isl_union_map_alloc(isl_dim_copy(umap1
->dim
),
431 if (isl_hash_table_foreach(umap1
->dim
->ctx
, &umap1
->table
,
435 isl_union_map_free(umap1
);
436 isl_union_map_free(umap2
);
439 isl_union_map_free(umap1
);
440 isl_union_map_free(umap2
);
441 isl_union_map_free(data
.res
);
445 __isl_give isl_union_map
*isl_union_map_subtract(
446 __isl_take isl_union_map
*umap1
, __isl_take isl_union_map
*umap2
)
448 return gen_bin_op(umap1
, umap2
, &subtract_entry
);
451 __isl_give isl_union_set
*isl_union_set_subtract(
452 __isl_take isl_union_set
*uset1
, __isl_take isl_union_set
*uset2
)
454 return isl_union_map_subtract(uset1
, uset2
);
457 struct isl_union_map_match_bin_data
{
458 isl_union_map
*umap2
;
460 __isl_give isl_map
*(*fn
)(__isl_take isl_map
*, __isl_take isl_map
*);
463 static int match_bin_entry(void **entry
, void *user
)
465 struct isl_union_map_match_bin_data
*data
= user
;
467 struct isl_hash_table_entry
*entry2
;
468 isl_map
*map
= *entry
;
471 hash
= isl_dim_get_hash(map
->dim
);
472 entry2
= isl_hash_table_find(data
->umap2
->dim
->ctx
, &data
->umap2
->table
,
473 hash
, &has_dim
, map
->dim
, 0);
477 map
= isl_map_copy(map
);
478 map
= data
->fn(map
, isl_map_copy(entry2
->data
));
480 empty
= isl_map_is_empty(map
);
490 data
->res
= isl_union_map_add_map(data
->res
, map
);
495 static __isl_give isl_union_map
*match_bin_op(__isl_take isl_union_map
*umap1
,
496 __isl_take isl_union_map
*umap2
,
497 __isl_give isl_map
*(*fn
)(__isl_take isl_map
*, __isl_take isl_map
*))
499 struct isl_union_map_match_bin_data data
= { NULL
, NULL
, fn
};
501 umap1
= isl_union_map_align_params(umap1
, isl_union_map_get_dim(umap2
));
502 umap2
= isl_union_map_align_params(umap2
, isl_union_map_get_dim(umap1
));
504 if (!umap1
|| !umap2
)
508 data
.res
= isl_union_map_alloc(isl_dim_copy(umap1
->dim
),
510 if (isl_hash_table_foreach(umap1
->dim
->ctx
, &umap1
->table
,
511 &match_bin_entry
, &data
) < 0)
514 isl_union_map_free(umap1
);
515 isl_union_map_free(umap2
);
518 isl_union_map_free(umap1
);
519 isl_union_map_free(umap2
);
520 isl_union_map_free(data
.res
);
524 __isl_give isl_union_map
*isl_union_map_intersect(
525 __isl_take isl_union_map
*umap1
, __isl_take isl_union_map
*umap2
)
527 return match_bin_op(umap1
, umap2
, &isl_map_intersect
);
530 __isl_give isl_union_set
*isl_union_set_intersect(
531 __isl_take isl_union_set
*uset1
, __isl_take isl_union_set
*uset2
)
533 return isl_union_map_intersect(uset1
, uset2
);
536 __isl_give isl_union_map
*isl_union_map_gist(__isl_take isl_union_map
*umap
,
537 __isl_take isl_union_map
*context
)
539 return match_bin_op(umap
, context
, &isl_map_gist
);
542 __isl_give isl_union_set
*isl_union_set_gist(__isl_take isl_union_set
*uset
,
543 __isl_take isl_union_set
*context
)
545 return isl_union_map_gist(uset
, context
);
548 static __isl_give isl_map
*lex_le_set(__isl_take isl_map
*set1
,
549 __isl_take isl_map
*set2
)
551 return isl_set_lex_le_set((isl_set
*)set1
, (isl_set
*)set2
);
554 static __isl_give isl_map
*lex_lt_set(__isl_take isl_map
*set1
,
555 __isl_take isl_map
*set2
)
557 return isl_set_lex_lt_set((isl_set
*)set1
, (isl_set
*)set2
);
560 __isl_give isl_union_set
*isl_union_set_lex_lt_union_set(
561 __isl_take isl_union_set
*uset1
, __isl_take isl_union_set
*uset2
)
563 return match_bin_op(uset1
, uset2
, &lex_lt_set
);
566 __isl_give isl_union_set
*isl_union_set_lex_le_union_set(
567 __isl_take isl_union_set
*uset1
, __isl_take isl_union_set
*uset2
)
569 return match_bin_op(uset1
, uset2
, &lex_le_set
);
572 __isl_give isl_union_set
*isl_union_set_lex_gt_union_set(
573 __isl_take isl_union_set
*uset1
, __isl_take isl_union_set
*uset2
)
575 return isl_union_set_lex_lt_union_set(uset2
, uset1
);
578 __isl_give isl_union_set
*isl_union_set_lex_ge_union_set(
579 __isl_take isl_union_set
*uset1
, __isl_take isl_union_set
*uset2
)
581 return isl_union_set_lex_le_union_set(uset2
, uset1
);
584 __isl_give isl_union_map
*isl_union_map_lex_gt_union_map(
585 __isl_take isl_union_map
*umap1
, __isl_take isl_union_map
*umap2
)
587 return isl_union_map_lex_lt_union_map(umap2
, umap1
);
590 __isl_give isl_union_map
*isl_union_map_lex_ge_union_map(
591 __isl_take isl_union_map
*umap1
, __isl_take isl_union_map
*umap2
)
593 return isl_union_map_lex_le_union_map(umap2
, umap1
);
596 static int intersect_domain_entry(void **entry
, void *user
)
598 struct isl_union_map_gen_bin_data
*data
= user
;
600 struct isl_hash_table_entry
*entry2
;
602 isl_map
*map
= *entry
;
605 dim
= isl_map_get_dim(map
);
606 dim
= isl_dim_domain(dim
);
607 hash
= isl_dim_get_hash(dim
);
608 entry2
= isl_hash_table_find(data
->umap2
->dim
->ctx
, &data
->umap2
->table
,
609 hash
, &has_dim
, dim
, 0);
614 map
= isl_map_copy(map
);
615 map
= isl_map_intersect_domain(map
, isl_set_copy(entry2
->data
));
617 empty
= isl_map_is_empty(map
);
627 data
->res
= isl_union_map_add_map(data
->res
, map
);
632 __isl_give isl_union_map
*isl_union_map_intersect_domain(
633 __isl_take isl_union_map
*umap
, __isl_take isl_union_set
*uset
)
635 return gen_bin_op(umap
, uset
, &intersect_domain_entry
);
638 struct isl_union_map_bin_data
{
639 isl_union_map
*umap2
;
642 int (*fn
)(void **entry
, void *user
);
645 static int apply_range_entry(void **entry
, void *user
)
647 struct isl_union_map_bin_data
*data
= user
;
648 isl_map
*map2
= *entry
;
651 if (!isl_dim_tuple_match(data
->map
->dim
, isl_dim_out
,
652 map2
->dim
, isl_dim_in
))
655 map2
= isl_map_apply_range(isl_map_copy(data
->map
), isl_map_copy(map2
));
657 empty
= isl_map_is_empty(map2
);
667 data
->res
= isl_union_map_add_map(data
->res
, map2
);
672 static int bin_entry(void **entry
, void *user
)
674 struct isl_union_map_bin_data
*data
= user
;
675 isl_map
*map
= *entry
;
678 if (isl_hash_table_foreach(data
->umap2
->dim
->ctx
, &data
->umap2
->table
,
685 static __isl_give isl_union_map
*bin_op(__isl_take isl_union_map
*umap1
,
686 __isl_take isl_union_map
*umap2
, int (*fn
)(void **entry
, void *user
))
688 struct isl_union_map_bin_data data
= { NULL
, NULL
, NULL
, fn
};
690 umap1
= isl_union_map_align_params(umap1
, isl_union_map_get_dim(umap2
));
691 umap2
= isl_union_map_align_params(umap2
, isl_union_map_get_dim(umap1
));
693 if (!umap1
|| !umap2
)
697 data
.res
= isl_union_map_alloc(isl_dim_copy(umap1
->dim
),
699 if (isl_hash_table_foreach(umap1
->dim
->ctx
, &umap1
->table
,
700 &bin_entry
, &data
) < 0)
703 isl_union_map_free(umap1
);
704 isl_union_map_free(umap2
);
707 isl_union_map_free(umap1
);
708 isl_union_map_free(umap2
);
709 isl_union_map_free(data
.res
);
713 __isl_give isl_union_map
*isl_union_map_apply_range(
714 __isl_take isl_union_map
*umap1
, __isl_take isl_union_map
*umap2
)
716 return bin_op(umap1
, umap2
, &apply_range_entry
);
719 __isl_give isl_union_map
*isl_union_map_apply_domain(
720 __isl_take isl_union_map
*umap1
, __isl_take isl_union_map
*umap2
)
722 umap1
= isl_union_map_reverse(umap1
);
723 umap1
= isl_union_map_apply_range(umap1
, umap2
);
724 return isl_union_map_reverse(umap1
);
727 __isl_give isl_union_set
*isl_union_set_apply(
728 __isl_take isl_union_set
*uset
, __isl_take isl_union_map
*umap
)
730 return isl_union_map_apply_range(uset
, umap
);
733 static int map_lex_lt_entry(void **entry
, void *user
)
735 struct isl_union_map_bin_data
*data
= user
;
736 isl_map
*map2
= *entry
;
738 if (!isl_dim_tuple_match(data
->map
->dim
, isl_dim_out
,
739 map2
->dim
, isl_dim_out
))
742 map2
= isl_map_lex_lt_map(isl_map_copy(data
->map
), isl_map_copy(map2
));
744 data
->res
= isl_union_map_add_map(data
->res
, map2
);
749 __isl_give isl_union_map
*isl_union_map_lex_lt_union_map(
750 __isl_take isl_union_map
*umap1
, __isl_take isl_union_map
*umap2
)
752 return bin_op(umap1
, umap2
, &map_lex_lt_entry
);
755 static int map_lex_le_entry(void **entry
, void *user
)
757 struct isl_union_map_bin_data
*data
= user
;
758 isl_map
*map2
= *entry
;
760 if (!isl_dim_tuple_match(data
->map
->dim
, isl_dim_out
,
761 map2
->dim
, isl_dim_out
))
764 map2
= isl_map_lex_le_map(isl_map_copy(data
->map
), isl_map_copy(map2
));
766 data
->res
= isl_union_map_add_map(data
->res
, map2
);
771 __isl_give isl_union_map
*isl_union_map_lex_le_union_map(
772 __isl_take isl_union_map
*umap1
, __isl_take isl_union_map
*umap2
)
774 return bin_op(umap1
, umap2
, &map_lex_le_entry
);
777 static int product_entry(void **entry
, void *user
)
779 struct isl_union_map_bin_data
*data
= user
;
780 isl_map
*map2
= *entry
;
782 map2
= isl_map_product(isl_map_copy(data
->map
), isl_map_copy(map2
));
784 data
->res
= isl_union_map_add_map(data
->res
, map2
);
789 __isl_give isl_union_map
*isl_union_map_product(__isl_take isl_union_map
*umap1
,
790 __isl_take isl_union_map
*umap2
)
792 return bin_op(umap1
, umap2
, &product_entry
);
795 __isl_give isl_union_set
*isl_union_set_product(__isl_take isl_union_set
*uset1
,
796 __isl_take isl_union_set
*uset2
)
798 return isl_union_map_product(uset1
, uset2
);
801 __isl_give isl_union_map
*isl_union_map_from_range(
802 __isl_take isl_union_set
*uset
)
807 __isl_give isl_union_map
*isl_union_map_from_domain(
808 __isl_take isl_union_set
*uset
)
810 return isl_union_map_reverse(isl_union_map_from_range(uset
));
813 __isl_give isl_union_map
*isl_union_map_from_domain_and_range(
814 __isl_take isl_union_set
*domain
, __isl_take isl_union_set
*range
)
816 return isl_union_map_apply_range(isl_union_map_from_domain(domain
),
817 isl_union_map_from_range(range
));
820 static __isl_give isl_union_map
*un_op(__isl_take isl_union_map
*umap
,
821 int (*fn
)(void **, void *), int cow
)
824 umap
= isl_union_map_cow(umap
);
828 if (isl_hash_table_foreach(umap
->dim
->ctx
, &umap
->table
, fn
, NULL
) < 0)
833 isl_union_map_free(umap
);
837 static int affine_entry(void **entry
, void *user
)
839 isl_map
**map
= (isl_map
**)entry
;
841 *map
= isl_map_from_basic_map(isl_map_affine_hull(*map
));
843 return *map
? 0 : -1;
846 __isl_give isl_union_map
*isl_union_map_affine_hull(
847 __isl_take isl_union_map
*umap
)
849 return un_op(umap
, &affine_entry
, 1);
852 __isl_give isl_union_set
*isl_union_set_affine_hull(
853 __isl_take isl_union_set
*uset
)
855 return isl_union_map_affine_hull(uset
);
858 static int coalesce_entry(void **entry
, void *user
)
860 isl_map
**map
= (isl_map
**)entry
;
862 *map
= isl_map_coalesce(*map
);
864 return *map
? 0 : -1;
867 __isl_give isl_union_map
*isl_union_map_coalesce(
868 __isl_take isl_union_map
*umap
)
870 return un_op(umap
, &coalesce_entry
, 0);
873 __isl_give isl_union_set
*isl_union_set_coalesce(
874 __isl_take isl_union_set
*uset
)
876 return isl_union_map_coalesce(uset
);
879 static int compute_divs_entry(void **entry
, void *user
)
881 isl_map
**map
= (isl_map
**)entry
;
883 *map
= isl_map_compute_divs(*map
);
885 return *map
? 0 : -1;
888 __isl_give isl_union_map
*isl_union_map_compute_divs(
889 __isl_take isl_union_map
*umap
)
891 return un_op(umap
, &compute_divs_entry
, 0);
894 __isl_give isl_union_set
*isl_union_set_compute_divs(
895 __isl_take isl_union_set
*uset
)
897 return isl_union_map_compute_divs(uset
);
900 static int lexmin_entry(void **entry
, void *user
)
902 isl_map
**map
= (isl_map
**)entry
;
904 *map
= isl_map_lexmin(*map
);
906 return *map
? 0 : -1;
909 __isl_give isl_union_map
*isl_union_map_lexmin(
910 __isl_take isl_union_map
*umap
)
912 return un_op(umap
, &lexmin_entry
, 1);
915 __isl_give isl_union_set
*isl_union_set_lexmin(
916 __isl_take isl_union_set
*uset
)
918 return isl_union_map_lexmin(uset
);
921 static int lexmax_entry(void **entry
, void *user
)
923 isl_map
**map
= (isl_map
**)entry
;
925 *map
= isl_map_lexmax(*map
);
927 return *map
? 0 : -1;
930 __isl_give isl_union_map
*isl_union_map_lexmax(
931 __isl_take isl_union_map
*umap
)
933 return un_op(umap
, &lexmax_entry
, 1);
936 __isl_give isl_union_set
*isl_union_set_lexmax(
937 __isl_take isl_union_set
*uset
)
939 return isl_union_map_lexmax(uset
);
942 static __isl_give isl_union_set
*cond_un_op(__isl_take isl_union_map
*umap
,
943 int (*fn
)(void **, void *))
950 res
= isl_union_map_alloc(isl_dim_copy(umap
->dim
), umap
->table
.n
);
951 if (isl_hash_table_foreach(umap
->dim
->ctx
, &umap
->table
, fn
, &res
) < 0)
954 isl_union_map_free(umap
);
957 isl_union_map_free(umap
);
958 isl_union_set_free(res
);
962 static int reverse_entry(void **entry
, void *user
)
964 isl_map
*map
= *entry
;
965 isl_union_map
**res
= user
;
967 *res
= isl_union_map_add_map(*res
, isl_map_reverse(isl_map_copy(map
)));
972 __isl_give isl_union_map
*isl_union_map_reverse(__isl_take isl_union_map
*umap
)
974 return cond_un_op(umap
, &reverse_entry
);
977 static int domain_entry(void **entry
, void *user
)
979 isl_map
*map
= *entry
;
980 isl_union_set
**res
= user
;
982 *res
= isl_union_set_add_set(*res
, isl_map_domain(isl_map_copy(map
)));
987 __isl_give isl_union_set
*isl_union_map_domain(__isl_take isl_union_map
*umap
)
989 return cond_un_op(umap
, &domain_entry
);
992 static int range_entry(void **entry
, void *user
)
994 isl_map
*map
= *entry
;
995 isl_union_set
**res
= user
;
997 *res
= isl_union_set_add_set(*res
, isl_map_range(isl_map_copy(map
)));
1002 __isl_give isl_union_set
*isl_union_map_range(__isl_take isl_union_map
*umap
)
1004 return cond_un_op(umap
, &range_entry
);
1007 static int domain_map_entry(void **entry
, void *user
)
1009 isl_map
*map
= *entry
;
1010 isl_union_set
**res
= user
;
1012 *res
= isl_union_map_add_map(*res
,
1013 isl_map_domain_map(isl_map_copy(map
)));
1018 __isl_give isl_union_map
*isl_union_map_domain_map(
1019 __isl_take isl_union_map
*umap
)
1021 return cond_un_op(umap
, &domain_map_entry
);
1024 static int range_map_entry(void **entry
, void *user
)
1026 isl_map
*map
= *entry
;
1027 isl_union_set
**res
= user
;
1029 *res
= isl_union_map_add_map(*res
,
1030 isl_map_range_map(isl_map_copy(map
)));
1035 __isl_give isl_union_map
*isl_union_map_range_map(
1036 __isl_take isl_union_map
*umap
)
1038 return cond_un_op(umap
, &range_map_entry
);
1041 static int deltas_entry(void **entry
, void *user
)
1043 isl_map
*map
= *entry
;
1044 isl_union_set
**res
= user
;
1046 if (!isl_dim_tuple_match(map
->dim
, isl_dim_in
, map
->dim
, isl_dim_out
))
1049 *res
= isl_union_set_add_set(*res
, isl_map_deltas(isl_map_copy(map
)));
1054 __isl_give isl_union_set
*isl_union_map_deltas(__isl_take isl_union_map
*umap
)
1056 return cond_un_op(umap
, &deltas_entry
);
1059 static int unwrap_entry(void **entry
, void *user
)
1061 isl_set
*set
= *entry
;
1062 isl_union_set
**res
= user
;
1064 if (!isl_set_is_wrapping(set
))
1067 *res
= isl_union_map_add_map(*res
, isl_set_unwrap(isl_set_copy(set
)));
1072 __isl_give isl_union_map
*isl_union_set_unwrap(__isl_take isl_union_set
*uset
)
1074 return cond_un_op(uset
, &unwrap_entry
);
1077 static int wrap_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_wrap(isl_map_copy(map
)));
1087 __isl_give isl_union_set
*isl_union_map_wrap(__isl_take isl_union_map
*umap
)
1089 return cond_un_op(umap
, &wrap_entry
);
1092 struct isl_union_map_is_subset_data
{
1093 isl_union_map
*umap2
;
1097 static int is_subset_entry(void **entry
, void *user
)
1099 struct isl_union_map_is_subset_data
*data
= user
;
1101 struct isl_hash_table_entry
*entry2
;
1102 isl_map
*map
= *entry
;
1104 hash
= isl_dim_get_hash(map
->dim
);
1105 entry2
= isl_hash_table_find(data
->umap2
->dim
->ctx
, &data
->umap2
->table
,
1106 hash
, &has_dim
, map
->dim
, 0);
1108 data
->is_subset
= 0;
1112 data
->is_subset
= isl_map_is_subset(map
, entry2
->data
);
1113 if (data
->is_subset
< 0 || !data
->is_subset
)
1119 int isl_union_map_is_subset(__isl_keep isl_union_map
*umap1
,
1120 __isl_keep isl_union_map
*umap2
)
1122 struct isl_union_map_is_subset_data data
= { NULL
, 1 };
1124 umap1
= isl_union_map_copy(umap1
);
1125 umap2
= isl_union_map_copy(umap2
);
1126 umap1
= isl_union_map_align_params(umap1
, isl_union_map_get_dim(umap2
));
1127 umap2
= isl_union_map_align_params(umap2
, isl_union_map_get_dim(umap1
));
1129 if (!umap1
|| !umap2
)
1133 if (isl_hash_table_foreach(umap1
->dim
->ctx
, &umap1
->table
,
1134 &is_subset_entry
, &data
) < 0 &&
1138 isl_union_map_free(umap1
);
1139 isl_union_map_free(umap2
);
1141 return data
.is_subset
;
1143 isl_union_map_free(umap1
);
1144 isl_union_map_free(umap2
);
1148 int isl_union_map_is_equal(__isl_keep isl_union_map
*umap1
,
1149 __isl_keep isl_union_map
*umap2
)
1153 if (!umap1
|| !umap2
)
1155 is_subset
= isl_union_map_is_subset(umap1
, umap2
);
1158 is_subset
= isl_union_map_is_subset(umap2
, umap1
);
1162 int isl_union_map_is_strict_subset(__isl_keep isl_union_map
*umap1
,
1163 __isl_keep isl_union_map
*umap2
)
1167 if (!umap1
|| !umap2
)
1169 is_subset
= isl_union_map_is_subset(umap1
, umap2
);
1172 is_subset
= isl_union_map_is_subset(umap2
, umap1
);
1173 if (is_subset
== -1)
1178 static int sample_entry(void **entry
, void *user
)
1180 isl_basic_map
**sample
= (isl_basic_map
**)user
;
1181 isl_map
*map
= *entry
;
1183 *sample
= isl_map_sample(isl_map_copy(map
));
1186 if (!isl_basic_map_fast_is_empty(*sample
))
1191 __isl_give isl_basic_map
*isl_union_map_sample(__isl_take isl_union_map
*umap
)
1193 isl_basic_map
*sample
= NULL
;
1198 if (isl_hash_table_foreach(umap
->dim
->ctx
, &umap
->table
,
1199 &sample_entry
, &sample
) < 0 &&
1203 isl_union_map_free(umap
);
1207 isl_union_map_free(umap
);
1211 __isl_give isl_basic_set
*isl_union_set_sample(__isl_take isl_union_set
*uset
)
1213 return (isl_basic_set
*)isl_union_map_sample(uset
);
1216 static int empty_entry(void **entry
, void *user
)
1219 isl_map
*map
= *entry
;
1221 if (isl_map_is_empty(map
))
1229 __isl_give
int isl_union_map_is_empty(__isl_keep isl_union_map
*umap
)
1236 if (isl_hash_table_foreach(umap
->dim
->ctx
, &umap
->table
,
1237 &empty_entry
, &empty
) < 0 && empty
)
1243 int isl_union_set_is_empty(__isl_keep isl_union_set
*uset
)
1245 return isl_union_map_is_empty(uset
);