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,
11 #include <isl_map_private.h>
16 #include <isl_dim_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 static int range_product_entry(void **entry
, void *user
)
882 struct isl_union_map_bin_data
*data
= user
;
883 isl_map
*map2
= *entry
;
885 map2
= isl_map_range_product(isl_map_copy(data
->map
),
888 data
->res
= isl_union_map_add_map(data
->res
, map2
);
893 __isl_give isl_union_map
*isl_union_map_range_product(
894 __isl_take isl_union_map
*umap1
, __isl_take isl_union_map
*umap2
)
896 return bin_op(umap1
, umap2
, &range_product_entry
);
899 __isl_give isl_union_map
*isl_union_map_from_range(
900 __isl_take isl_union_set
*uset
)
905 __isl_give isl_union_map
*isl_union_map_from_domain(
906 __isl_take isl_union_set
*uset
)
908 return isl_union_map_reverse(isl_union_map_from_range(uset
));
911 __isl_give isl_union_map
*isl_union_map_from_domain_and_range(
912 __isl_take isl_union_set
*domain
, __isl_take isl_union_set
*range
)
914 return isl_union_map_apply_range(isl_union_map_from_domain(domain
),
915 isl_union_map_from_range(range
));
918 static __isl_give isl_union_map
*un_op(__isl_take isl_union_map
*umap
,
919 int (*fn
)(void **, void *))
921 umap
= isl_union_map_cow(umap
);
925 if (isl_hash_table_foreach(umap
->dim
->ctx
, &umap
->table
, fn
, NULL
) < 0)
930 isl_union_map_free(umap
);
934 static int affine_entry(void **entry
, void *user
)
936 isl_map
**map
= (isl_map
**)entry
;
938 *map
= isl_map_from_basic_map(isl_map_affine_hull(*map
));
940 return *map
? 0 : -1;
943 __isl_give isl_union_map
*isl_union_map_affine_hull(
944 __isl_take isl_union_map
*umap
)
946 return un_op(umap
, &affine_entry
);
949 __isl_give isl_union_set
*isl_union_set_affine_hull(
950 __isl_take isl_union_set
*uset
)
952 return isl_union_map_affine_hull(uset
);
955 static int polyhedral_entry(void **entry
, void *user
)
957 isl_map
**map
= (isl_map
**)entry
;
959 *map
= isl_map_from_basic_map(isl_map_polyhedral_hull(*map
));
961 return *map
? 0 : -1;
964 __isl_give isl_union_map
*isl_union_map_polyhedral_hull(
965 __isl_take isl_union_map
*umap
)
967 return un_op(umap
, &polyhedral_entry
);
970 __isl_give isl_union_set
*isl_union_set_polyhedral_hull(
971 __isl_take isl_union_set
*uset
)
973 return isl_union_map_polyhedral_hull(uset
);
976 static int simple_entry(void **entry
, void *user
)
978 isl_map
**map
= (isl_map
**)entry
;
980 *map
= isl_map_from_basic_map(isl_map_simple_hull(*map
));
982 return *map
? 0 : -1;
985 __isl_give isl_union_map
*isl_union_map_simple_hull(
986 __isl_take isl_union_map
*umap
)
988 return un_op(umap
, &simple_entry
);
991 __isl_give isl_union_set
*isl_union_set_simple_hull(
992 __isl_take isl_union_set
*uset
)
994 return isl_union_map_simple_hull(uset
);
997 static int inplace_entry(void **entry
, void *user
)
999 __isl_give isl_map
*(*fn
)(__isl_take isl_map
*);
1000 isl_map
**map
= (isl_map
**)entry
;
1003 fn
= *(__isl_give isl_map
*(**)(__isl_take isl_map
*)) user
;
1004 copy
= fn(isl_map_copy(*map
));
1014 static __isl_give isl_union_map
*inplace(__isl_take isl_union_map
*umap
,
1015 __isl_give isl_map
*(*fn
)(__isl_take isl_map
*))
1020 if (isl_hash_table_foreach(umap
->dim
->ctx
, &umap
->table
,
1021 &inplace_entry
, &fn
) < 0)
1026 isl_union_map_free(umap
);
1030 __isl_give isl_union_map
*isl_union_map_coalesce(
1031 __isl_take isl_union_map
*umap
)
1033 return inplace(umap
, &isl_map_coalesce
);
1036 __isl_give isl_union_set
*isl_union_set_coalesce(
1037 __isl_take isl_union_set
*uset
)
1039 return isl_union_map_coalesce(uset
);
1042 __isl_give isl_union_map
*isl_union_map_detect_equalities(
1043 __isl_take isl_union_map
*umap
)
1045 return inplace(umap
, &isl_map_detect_equalities
);
1048 __isl_give isl_union_set
*isl_union_set_detect_equalities(
1049 __isl_take isl_union_set
*uset
)
1051 return isl_union_map_detect_equalities(uset
);
1054 __isl_give isl_union_map
*isl_union_map_compute_divs(
1055 __isl_take isl_union_map
*umap
)
1057 return inplace(umap
, &isl_map_compute_divs
);
1060 __isl_give isl_union_set
*isl_union_set_compute_divs(
1061 __isl_take isl_union_set
*uset
)
1063 return isl_union_map_compute_divs(uset
);
1066 static int lexmin_entry(void **entry
, void *user
)
1068 isl_map
**map
= (isl_map
**)entry
;
1070 *map
= isl_map_lexmin(*map
);
1072 return *map
? 0 : -1;
1075 __isl_give isl_union_map
*isl_union_map_lexmin(
1076 __isl_take isl_union_map
*umap
)
1078 return un_op(umap
, &lexmin_entry
);
1081 __isl_give isl_union_set
*isl_union_set_lexmin(
1082 __isl_take isl_union_set
*uset
)
1084 return isl_union_map_lexmin(uset
);
1087 static int lexmax_entry(void **entry
, void *user
)
1089 isl_map
**map
= (isl_map
**)entry
;
1091 *map
= isl_map_lexmax(*map
);
1093 return *map
? 0 : -1;
1096 __isl_give isl_union_map
*isl_union_map_lexmax(
1097 __isl_take isl_union_map
*umap
)
1099 return un_op(umap
, &lexmax_entry
);
1102 __isl_give isl_union_set
*isl_union_set_lexmax(
1103 __isl_take isl_union_set
*uset
)
1105 return isl_union_map_lexmax(uset
);
1108 static __isl_give isl_union_set
*cond_un_op(__isl_take isl_union_map
*umap
,
1109 int (*fn
)(void **, void *))
1116 res
= isl_union_map_alloc(isl_dim_copy(umap
->dim
), umap
->table
.n
);
1117 if (isl_hash_table_foreach(umap
->dim
->ctx
, &umap
->table
, fn
, &res
) < 0)
1120 isl_union_map_free(umap
);
1123 isl_union_map_free(umap
);
1124 isl_union_set_free(res
);
1128 static int reverse_entry(void **entry
, void *user
)
1130 isl_map
*map
= *entry
;
1131 isl_union_map
**res
= user
;
1133 *res
= isl_union_map_add_map(*res
, isl_map_reverse(isl_map_copy(map
)));
1138 __isl_give isl_union_map
*isl_union_map_reverse(__isl_take isl_union_map
*umap
)
1140 return cond_un_op(umap
, &reverse_entry
);
1143 static int domain_entry(void **entry
, void *user
)
1145 isl_map
*map
= *entry
;
1146 isl_union_set
**res
= user
;
1148 *res
= isl_union_set_add_set(*res
, isl_map_domain(isl_map_copy(map
)));
1153 __isl_give isl_union_set
*isl_union_map_domain(__isl_take isl_union_map
*umap
)
1155 return cond_un_op(umap
, &domain_entry
);
1158 static int range_entry(void **entry
, void *user
)
1160 isl_map
*map
= *entry
;
1161 isl_union_set
**res
= user
;
1163 *res
= isl_union_set_add_set(*res
, isl_map_range(isl_map_copy(map
)));
1168 __isl_give isl_union_set
*isl_union_map_range(__isl_take isl_union_map
*umap
)
1170 return cond_un_op(umap
, &range_entry
);
1173 static int domain_map_entry(void **entry
, void *user
)
1175 isl_map
*map
= *entry
;
1176 isl_union_set
**res
= user
;
1178 *res
= isl_union_map_add_map(*res
,
1179 isl_map_domain_map(isl_map_copy(map
)));
1184 __isl_give isl_union_map
*isl_union_map_domain_map(
1185 __isl_take isl_union_map
*umap
)
1187 return cond_un_op(umap
, &domain_map_entry
);
1190 static int range_map_entry(void **entry
, void *user
)
1192 isl_map
*map
= *entry
;
1193 isl_union_set
**res
= user
;
1195 *res
= isl_union_map_add_map(*res
,
1196 isl_map_range_map(isl_map_copy(map
)));
1201 __isl_give isl_union_map
*isl_union_map_range_map(
1202 __isl_take isl_union_map
*umap
)
1204 return cond_un_op(umap
, &range_map_entry
);
1207 static int deltas_entry(void **entry
, void *user
)
1209 isl_map
*map
= *entry
;
1210 isl_union_set
**res
= user
;
1212 if (!isl_dim_tuple_match(map
->dim
, isl_dim_in
, map
->dim
, isl_dim_out
))
1215 *res
= isl_union_set_add_set(*res
, isl_map_deltas(isl_map_copy(map
)));
1220 __isl_give isl_union_set
*isl_union_map_deltas(__isl_take isl_union_map
*umap
)
1222 return cond_un_op(umap
, &deltas_entry
);
1225 static int deltas_map_entry(void **entry
, void *user
)
1227 isl_map
*map
= *entry
;
1228 isl_union_map
**res
= user
;
1230 if (!isl_dim_tuple_match(map
->dim
, isl_dim_in
, map
->dim
, isl_dim_out
))
1233 *res
= isl_union_map_add_map(*res
,
1234 isl_map_deltas_map(isl_map_copy(map
)));
1239 __isl_give isl_union_map
*isl_union_map_deltas_map(
1240 __isl_take isl_union_map
*umap
)
1242 return cond_un_op(umap
, &deltas_map_entry
);
1245 static int identity_entry(void **entry
, void *user
)
1247 isl_set
*set
= *entry
;
1248 isl_union_map
**res
= user
;
1250 *res
= isl_union_map_add_map(*res
, isl_set_identity(isl_set_copy(set
)));
1255 __isl_give isl_union_map
*isl_union_set_identity(__isl_take isl_union_set
*uset
)
1257 return cond_un_op(uset
, &identity_entry
);
1260 static int unwrap_entry(void **entry
, void *user
)
1262 isl_set
*set
= *entry
;
1263 isl_union_set
**res
= user
;
1265 if (!isl_set_is_wrapping(set
))
1268 *res
= isl_union_map_add_map(*res
, isl_set_unwrap(isl_set_copy(set
)));
1273 __isl_give isl_union_map
*isl_union_set_unwrap(__isl_take isl_union_set
*uset
)
1275 return cond_un_op(uset
, &unwrap_entry
);
1278 static int wrap_entry(void **entry
, void *user
)
1280 isl_map
*map
= *entry
;
1281 isl_union_set
**res
= user
;
1283 *res
= isl_union_set_add_set(*res
, isl_map_wrap(isl_map_copy(map
)));
1288 __isl_give isl_union_set
*isl_union_map_wrap(__isl_take isl_union_map
*umap
)
1290 return cond_un_op(umap
, &wrap_entry
);
1293 struct isl_union_map_is_subset_data
{
1294 isl_union_map
*umap2
;
1298 static int is_subset_entry(void **entry
, void *user
)
1300 struct isl_union_map_is_subset_data
*data
= user
;
1302 struct isl_hash_table_entry
*entry2
;
1303 isl_map
*map
= *entry
;
1305 hash
= isl_dim_get_hash(map
->dim
);
1306 entry2
= isl_hash_table_find(data
->umap2
->dim
->ctx
, &data
->umap2
->table
,
1307 hash
, &has_dim
, map
->dim
, 0);
1309 data
->is_subset
= 0;
1313 data
->is_subset
= isl_map_is_subset(map
, entry2
->data
);
1314 if (data
->is_subset
< 0 || !data
->is_subset
)
1320 int isl_union_map_is_subset(__isl_keep isl_union_map
*umap1
,
1321 __isl_keep isl_union_map
*umap2
)
1323 struct isl_union_map_is_subset_data data
= { NULL
, 1 };
1325 umap1
= isl_union_map_copy(umap1
);
1326 umap2
= isl_union_map_copy(umap2
);
1327 umap1
= isl_union_map_align_params(umap1
, isl_union_map_get_dim(umap2
));
1328 umap2
= isl_union_map_align_params(umap2
, isl_union_map_get_dim(umap1
));
1330 if (!umap1
|| !umap2
)
1334 if (isl_hash_table_foreach(umap1
->dim
->ctx
, &umap1
->table
,
1335 &is_subset_entry
, &data
) < 0 &&
1339 isl_union_map_free(umap1
);
1340 isl_union_map_free(umap2
);
1342 return data
.is_subset
;
1344 isl_union_map_free(umap1
);
1345 isl_union_map_free(umap2
);
1349 int isl_union_set_is_subset(__isl_keep isl_union_set
*uset1
,
1350 __isl_keep isl_union_set
*uset2
)
1352 return isl_union_map_is_subset(uset1
, uset2
);
1355 int isl_union_map_is_equal(__isl_keep isl_union_map
*umap1
,
1356 __isl_keep isl_union_map
*umap2
)
1360 if (!umap1
|| !umap2
)
1362 is_subset
= isl_union_map_is_subset(umap1
, umap2
);
1365 is_subset
= isl_union_map_is_subset(umap2
, umap1
);
1369 int isl_union_set_is_equal(__isl_keep isl_union_set
*uset1
,
1370 __isl_keep isl_union_set
*uset2
)
1372 return isl_union_map_is_equal(uset1
, uset2
);
1375 int isl_union_map_is_strict_subset(__isl_keep isl_union_map
*umap1
,
1376 __isl_keep isl_union_map
*umap2
)
1380 if (!umap1
|| !umap2
)
1382 is_subset
= isl_union_map_is_subset(umap1
, umap2
);
1385 is_subset
= isl_union_map_is_subset(umap2
, umap1
);
1386 if (is_subset
== -1)
1391 int isl_union_set_is_strict_subset(__isl_keep isl_union_set
*uset1
,
1392 __isl_keep isl_union_set
*uset2
)
1394 return isl_union_map_is_strict_subset(uset1
, uset2
);
1397 static int sample_entry(void **entry
, void *user
)
1399 isl_basic_map
**sample
= (isl_basic_map
**)user
;
1400 isl_map
*map
= *entry
;
1402 *sample
= isl_map_sample(isl_map_copy(map
));
1405 if (!isl_basic_map_fast_is_empty(*sample
))
1410 __isl_give isl_basic_map
*isl_union_map_sample(__isl_take isl_union_map
*umap
)
1412 isl_basic_map
*sample
= NULL
;
1417 if (isl_hash_table_foreach(umap
->dim
->ctx
, &umap
->table
,
1418 &sample_entry
, &sample
) < 0 &&
1423 sample
= isl_basic_map_empty(isl_union_map_get_dim(umap
));
1425 isl_union_map_free(umap
);
1429 isl_union_map_free(umap
);
1433 __isl_give isl_basic_set
*isl_union_set_sample(__isl_take isl_union_set
*uset
)
1435 return (isl_basic_set
*)isl_union_map_sample(uset
);
1438 static int empty_entry(void **entry
, void *user
)
1441 isl_map
*map
= *entry
;
1443 if (isl_map_is_empty(map
))
1451 __isl_give
int isl_union_map_is_empty(__isl_keep isl_union_map
*umap
)
1458 if (isl_hash_table_foreach(umap
->dim
->ctx
, &umap
->table
,
1459 &empty_entry
, &empty
) < 0 && empty
)
1465 int isl_union_set_is_empty(__isl_keep isl_union_set
*uset
)
1467 return isl_union_map_is_empty(uset
);