2 #include <isl_val_private.h>
4 #define xFN(TYPE,NAME) TYPE ## _ ## NAME
5 #define FN(TYPE,NAME) xFN(TYPE,NAME)
6 #define xS(TYPE,NAME) struct TYPE ## _ ## NAME
7 #define S(TYPE,NAME) xS(TYPE,NAME)
10 __isl_give PW
*FN(PW
,alloc_size
)(__isl_take isl_space
*dim
,
11 enum isl_fold type
, int n
)
13 __isl_give PW
*FN(PW
,alloc_size
)(__isl_take isl_space
*dim
, int n
)
21 ctx
= isl_space_get_ctx(dim
);
22 isl_assert(ctx
, n
>= 0, goto error
);
23 pw
= isl_alloc(ctx
, struct PW
,
24 sizeof(struct PW
) + (n
- 1) * sizeof(S(PW
,piece
)));
42 __isl_give PW
*FN(PW
,ZERO
)(__isl_take isl_space
*dim
, enum isl_fold type
)
44 return FN(PW
,alloc_size
)(dim
, type
, 0);
47 __isl_give PW
*FN(PW
,ZERO
)(__isl_take isl_space
*dim
)
49 return FN(PW
,alloc_size
)(dim
, 0);
53 __isl_give PW
*FN(PW
,add_piece
)(__isl_take PW
*pw
,
54 __isl_take isl_set
*set
, __isl_take EL
*el
)
57 isl_space
*el_dim
= NULL
;
59 if (!pw
|| !set
|| !el
)
62 if (isl_set_plain_is_empty(set
) || FN(EL
,EL_IS_ZERO
)(el
)) {
68 ctx
= isl_set_get_ctx(set
);
70 if (pw
->type
!= el
->type
)
71 isl_die(ctx
, isl_error_invalid
, "fold types don't match",
74 el_dim
= FN(EL
,get_space(el
));
75 isl_assert(ctx
, isl_space_is_equal(pw
->dim
, el_dim
), goto error
);
76 isl_assert(ctx
, pw
->n
< pw
->size
, goto error
);
78 pw
->p
[pw
->n
].set
= set
;
79 pw
->p
[pw
->n
].FIELD
= el
;
82 isl_space_free(el_dim
);
85 isl_space_free(el_dim
);
93 __isl_give PW
*FN(PW
,alloc
)(enum isl_fold type
,
94 __isl_take isl_set
*set
, __isl_take EL
*el
)
96 __isl_give PW
*FN(PW
,alloc
)(__isl_take isl_set
*set
, __isl_take EL
*el
)
105 pw
= FN(PW
,alloc_size
)(FN(EL
,get_space
)(el
), type
, 1);
107 pw
= FN(PW
,alloc_size
)(FN(EL
,get_space
)(el
), 1);
110 return FN(PW
,add_piece
)(pw
, set
, el
);
117 __isl_give PW
*FN(PW
,dup
)(__isl_keep PW
*pw
)
126 dup
= FN(PW
,alloc_size
)(isl_space_copy(pw
->dim
), pw
->type
, pw
->n
);
128 dup
= FN(PW
,alloc_size
)(isl_space_copy(pw
->dim
), pw
->n
);
133 for (i
= 0; i
< pw
->n
; ++i
)
134 dup
= FN(PW
,add_piece
)(dup
, isl_set_copy(pw
->p
[i
].set
),
135 FN(EL
,copy
)(pw
->p
[i
].FIELD
));
140 __isl_give PW
*FN(PW
,cow
)(__isl_take PW
*pw
)
148 return FN(PW
,dup
)(pw
);
151 __isl_give PW
*FN(PW
,copy
)(__isl_keep PW
*pw
)
160 void *FN(PW
,free
)(__isl_take PW
*pw
)
169 for (i
= 0; i
< pw
->n
; ++i
) {
170 isl_set_free(pw
->p
[i
].set
);
171 FN(EL
,free
)(pw
->p
[i
].FIELD
);
173 isl_space_free(pw
->dim
);
179 const char *FN(PW
,get_dim_name
)(__isl_keep PW
*pw
, enum isl_dim_type type
,
182 return pw
? isl_space_get_dim_name(pw
->dim
, type
, pos
) : NULL
;
185 int FN(PW
,has_dim_id
)(__isl_keep PW
*pw
, enum isl_dim_type type
, unsigned pos
)
187 return pw
? isl_space_has_dim_id(pw
->dim
, type
, pos
) : -1;
190 __isl_give isl_id
*FN(PW
,get_dim_id
)(__isl_keep PW
*pw
, enum isl_dim_type type
,
193 return pw
? isl_space_get_dim_id(pw
->dim
, type
, pos
) : NULL
;
196 int FN(PW
,has_tuple_name
)(__isl_keep PW
*pw
, enum isl_dim_type type
)
198 return pw
? isl_space_has_tuple_name(pw
->dim
, type
) : -1;
201 const char *FN(PW
,get_tuple_name
)(__isl_keep PW
*pw
, enum isl_dim_type type
)
203 return pw
? isl_space_get_tuple_name(pw
->dim
, type
) : NULL
;
206 int FN(PW
,has_tuple_id
)(__isl_keep PW
*pw
, enum isl_dim_type type
)
208 return pw
? isl_space_has_tuple_id(pw
->dim
, type
) : -1;
211 __isl_give isl_id
*FN(PW
,get_tuple_id
)(__isl_keep PW
*pw
, enum isl_dim_type type
)
213 return pw
? isl_space_get_tuple_id(pw
->dim
, type
) : NULL
;
216 int FN(PW
,IS_ZERO
)(__isl_keep PW
*pw
)
225 __isl_give PW
*FN(PW
,realign_domain
)(__isl_take PW
*pw
,
226 __isl_take isl_reordering
*exp
)
234 for (i
= 0; i
< pw
->n
; ++i
) {
235 pw
->p
[i
].set
= isl_set_realign(pw
->p
[i
].set
,
236 isl_reordering_copy(exp
));
239 pw
->p
[i
].FIELD
= FN(EL
,realign_domain
)(pw
->p
[i
].FIELD
,
240 isl_reordering_copy(exp
));
245 pw
= FN(PW
,reset_domain_space
)(pw
, isl_space_copy(exp
->dim
));
247 isl_reordering_free(exp
);
250 isl_reordering_free(exp
);
255 /* Align the parameters of "pw" to those of "model".
257 __isl_give PW
*FN(PW
,align_params
)(__isl_take PW
*pw
, __isl_take isl_space
*model
)
264 ctx
= isl_space_get_ctx(model
);
265 if (!isl_space_has_named_params(model
))
266 isl_die(ctx
, isl_error_invalid
,
267 "model has unnamed parameters", goto error
);
268 if (!isl_space_has_named_params(pw
->dim
))
269 isl_die(ctx
, isl_error_invalid
,
270 "input has unnamed parameters", goto error
);
271 if (!isl_space_match(pw
->dim
, isl_dim_param
, model
, isl_dim_param
)) {
274 model
= isl_space_drop_dims(model
, isl_dim_in
,
275 0, isl_space_dim(model
, isl_dim_in
));
276 model
= isl_space_drop_dims(model
, isl_dim_out
,
277 0, isl_space_dim(model
, isl_dim_out
));
278 exp
= isl_parameter_alignment_reordering(pw
->dim
, model
);
279 exp
= isl_reordering_extend_space(exp
,
280 FN(PW
,get_domain_space
)(pw
));
281 pw
= FN(PW
,realign_domain
)(pw
, exp
);
284 isl_space_free(model
);
287 isl_space_free(model
);
292 static __isl_give PW
*FN(PW
,align_params_pw_pw_and
)(__isl_take PW
*pw1
,
294 __isl_give PW
*(*fn
)(__isl_take PW
*pw1
, __isl_take PW
*pw2
))
300 if (isl_space_match(pw1
->dim
, isl_dim_param
, pw2
->dim
, isl_dim_param
))
302 ctx
= FN(PW
,get_ctx
)(pw1
);
303 if (!isl_space_has_named_params(pw1
->dim
) ||
304 !isl_space_has_named_params(pw2
->dim
))
305 isl_die(ctx
, isl_error_invalid
,
306 "unaligned unnamed parameters", goto error
);
307 pw1
= FN(PW
,align_params
)(pw1
, FN(PW
,get_space
)(pw2
));
308 pw2
= FN(PW
,align_params
)(pw2
, FN(PW
,get_space
)(pw1
));
316 static __isl_give PW
*FN(PW
,align_params_pw_set_and
)(__isl_take PW
*pw
,
317 __isl_take isl_set
*set
,
318 __isl_give PW
*(*fn
)(__isl_take PW
*pw
, __isl_take isl_set
*set
))
324 if (isl_space_match(pw
->dim
, isl_dim_param
, set
->dim
, isl_dim_param
))
326 ctx
= FN(PW
,get_ctx
)(pw
);
327 if (!isl_space_has_named_params(pw
->dim
) ||
328 !isl_space_has_named_params(set
->dim
))
329 isl_die(ctx
, isl_error_invalid
,
330 "unaligned unnamed parameters", goto error
);
331 pw
= FN(PW
,align_params
)(pw
, isl_set_get_space(set
));
332 set
= isl_set_align_params(set
, FN(PW
,get_space
)(pw
));
341 static __isl_give PW
*FN(PW
,union_add_aligned
)(__isl_take PW
*pw1
,
352 ctx
= isl_space_get_ctx(pw1
->dim
);
354 if (pw1
->type
!= pw2
->type
)
355 isl_die(ctx
, isl_error_invalid
,
356 "fold types don't match", goto error
);
358 isl_assert(ctx
, isl_space_is_equal(pw1
->dim
, pw2
->dim
), goto error
);
360 if (FN(PW
,IS_ZERO
)(pw1
)) {
365 if (FN(PW
,IS_ZERO
)(pw2
)) {
370 n
= (pw1
->n
+ 1) * (pw2
->n
+ 1);
372 res
= FN(PW
,alloc_size
)(isl_space_copy(pw1
->dim
), pw1
->type
, n
);
374 res
= FN(PW
,alloc_size
)(isl_space_copy(pw1
->dim
), n
);
377 for (i
= 0; i
< pw1
->n
; ++i
) {
378 set
= isl_set_copy(pw1
->p
[i
].set
);
379 for (j
= 0; j
< pw2
->n
; ++j
) {
380 struct isl_set
*common
;
382 common
= isl_set_intersect(isl_set_copy(pw1
->p
[i
].set
),
383 isl_set_copy(pw2
->p
[j
].set
));
384 if (isl_set_plain_is_empty(common
)) {
385 isl_set_free(common
);
388 set
= isl_set_subtract(set
,
389 isl_set_copy(pw2
->p
[j
].set
));
391 sum
= FN(EL
,add_on_domain
)(common
,
392 FN(EL
,copy
)(pw1
->p
[i
].FIELD
),
393 FN(EL
,copy
)(pw2
->p
[j
].FIELD
));
395 res
= FN(PW
,add_piece
)(res
, common
, sum
);
397 res
= FN(PW
,add_piece
)(res
, set
, FN(EL
,copy
)(pw1
->p
[i
].FIELD
));
400 for (j
= 0; j
< pw2
->n
; ++j
) {
401 set
= isl_set_copy(pw2
->p
[j
].set
);
402 for (i
= 0; i
< pw1
->n
; ++i
)
403 set
= isl_set_subtract(set
,
404 isl_set_copy(pw1
->p
[i
].set
));
405 res
= FN(PW
,add_piece
)(res
, set
, FN(EL
,copy
)(pw2
->p
[j
].FIELD
));
418 /* Private version of "union_add". For isl_pw_qpolynomial and
419 * isl_pw_qpolynomial_fold, we prefer to simply call it "add".
421 static __isl_give PW
*FN(PW
,union_add_
)(__isl_take PW
*pw1
, __isl_take PW
*pw2
)
423 return FN(PW
,align_params_pw_pw_and
)(pw1
, pw2
,
424 &FN(PW
,union_add_aligned
));
427 /* Make sure "pw" has room for at least "n" more pieces.
429 * If there is only one reference to pw, we extend it in place.
430 * Otherwise, we create a new PW and copy the pieces.
432 static __isl_give PW
*FN(PW
,grow
)(__isl_take PW
*pw
, int n
)
440 if (pw
->n
+ n
<= pw
->size
)
442 ctx
= FN(PW
,get_ctx
)(pw
);
445 res
= isl_realloc(ctx
, pw
, struct PW
,
446 sizeof(struct PW
) + (n
- 1) * sizeof(S(PW
,piece
)));
448 return FN(PW
,free
)(pw
);
453 res
= FN(PW
,alloc_size
)(isl_space_copy(pw
->dim
), pw
->type
, n
);
455 res
= FN(PW
,alloc_size
)(isl_space_copy(pw
->dim
), n
);
458 return FN(PW
,free
)(pw
);
459 for (i
= 0; i
< pw
->n
; ++i
)
460 res
= FN(PW
,add_piece
)(res
, isl_set_copy(pw
->p
[i
].set
),
461 FN(EL
,copy
)(pw
->p
[i
].FIELD
));
466 static __isl_give PW
*FN(PW
,add_disjoint_aligned
)(__isl_take PW
*pw1
,
475 if (pw1
->size
< pw1
->n
+ pw2
->n
&& pw1
->n
< pw2
->n
)
476 return FN(PW
,add_disjoint_aligned
)(pw2
, pw1
);
478 ctx
= isl_space_get_ctx(pw1
->dim
);
480 if (pw1
->type
!= pw2
->type
)
481 isl_die(ctx
, isl_error_invalid
,
482 "fold types don't match", goto error
);
484 isl_assert(ctx
, isl_space_is_equal(pw1
->dim
, pw2
->dim
), goto error
);
486 if (FN(PW
,IS_ZERO
)(pw1
)) {
491 if (FN(PW
,IS_ZERO
)(pw2
)) {
496 pw1
= FN(PW
,grow
)(pw1
, pw2
->n
);
500 for (i
= 0; i
< pw2
->n
; ++i
)
501 pw1
= FN(PW
,add_piece
)(pw1
,
502 isl_set_copy(pw2
->p
[i
].set
),
503 FN(EL
,copy
)(pw2
->p
[i
].FIELD
));
514 __isl_give PW
*FN(PW
,add_disjoint
)(__isl_take PW
*pw1
, __isl_take PW
*pw2
)
516 return FN(PW
,align_params_pw_pw_and
)(pw1
, pw2
,
517 &FN(PW
,add_disjoint_aligned
));
520 /* This function is currently only used from isl_aff.c
522 static __isl_give PW
*FN(PW
,on_shared_domain_in
)(__isl_take PW
*pw1
,
523 __isl_take PW
*pw2
, __isl_take isl_space
*space
,
524 __isl_give EL
*(*fn
)(__isl_take EL
*el1
, __isl_take EL
*el2
))
525 __attribute__ ((unused
));
527 /* Apply "fn" to pairs of elements from pw1 and pw2 on shared domains.
528 * The result of "fn" (and therefore also of this function) lives in "space".
530 static __isl_give PW
*FN(PW
,on_shared_domain_in
)(__isl_take PW
*pw1
,
531 __isl_take PW
*pw2
, __isl_take isl_space
*space
,
532 __isl_give EL
*(*fn
)(__isl_take EL
*el1
, __isl_take EL
*el2
))
542 res
= FN(PW
,alloc_size
)(isl_space_copy(space
), pw1
->type
, n
);
544 res
= FN(PW
,alloc_size
)(isl_space_copy(space
), n
);
547 for (i
= 0; i
< pw1
->n
; ++i
) {
548 for (j
= 0; j
< pw2
->n
; ++j
) {
553 common
= isl_set_intersect(
554 isl_set_copy(pw1
->p
[i
].set
),
555 isl_set_copy(pw2
->p
[j
].set
));
556 empty
= isl_set_plain_is_empty(common
);
557 if (empty
< 0 || empty
) {
558 isl_set_free(common
);
564 res_ij
= fn(FN(EL
,copy
)(pw1
->p
[i
].FIELD
),
565 FN(EL
,copy
)(pw2
->p
[j
].FIELD
));
566 res_ij
= FN(EL
,gist
)(res_ij
, isl_set_copy(common
));
568 res
= FN(PW
,add_piece
)(res
, common
, res_ij
);
572 isl_space_free(space
);
577 isl_space_free(space
);
584 /* This function is currently only used from isl_aff.c
586 static __isl_give PW
*FN(PW
,on_shared_domain
)(__isl_take PW
*pw1
,
588 __isl_give EL
*(*fn
)(__isl_take EL
*el1
, __isl_take EL
*el2
))
589 __attribute__ ((unused
));
591 /* Apply "fn" to pairs of elements from pw1 and pw2 on shared domains.
592 * The result of "fn" is assumed to live in the same space as "pw1" and "pw2".
594 static __isl_give PW
*FN(PW
,on_shared_domain
)(__isl_take PW
*pw1
,
596 __isl_give EL
*(*fn
)(__isl_take EL
*el1
, __isl_take EL
*el2
))
603 space
= isl_space_copy(pw1
->dim
);
604 return FN(PW
,on_shared_domain_in
)(pw1
, pw2
, space
, fn
);
612 __isl_give PW
*FN(PW
,neg
)(__isl_take PW
*pw
)
619 if (FN(PW
,IS_ZERO
)(pw
))
626 for (i
= 0; i
< pw
->n
; ++i
) {
627 pw
->p
[i
].FIELD
= FN(EL
,neg
)(pw
->p
[i
].FIELD
);
629 return FN(PW
,free
)(pw
);
635 __isl_give PW
*FN(PW
,sub
)(__isl_take PW
*pw1
, __isl_take PW
*pw2
)
637 return FN(PW
,add
)(pw1
, FN(PW
,neg
)(pw2
));
642 __isl_give isl_qpolynomial
*FN(PW
,eval
)(__isl_take PW
*pw
,
643 __isl_take isl_point
*pnt
)
648 isl_space
*pnt_dim
= NULL
;
653 ctx
= isl_point_get_ctx(pnt
);
654 pnt_dim
= isl_point_get_space(pnt
);
655 isl_assert(ctx
, isl_space_is_domain_internal(pnt_dim
, pw
->dim
),
658 for (i
= 0; i
< pw
->n
; ++i
) {
659 found
= isl_set_contains_point(pw
->p
[i
].set
, pnt
);
666 qp
= FN(EL
,eval
)(FN(EL
,copy
)(pw
->p
[i
].FIELD
),
667 isl_point_copy(pnt
));
669 qp
= isl_qpolynomial_zero_on_domain(FN(PW
,get_domain_space
)(pw
));
671 isl_space_free(pnt_dim
);
676 isl_space_free(pnt_dim
);
682 __isl_give isl_set
*FN(PW
,domain
)(__isl_take PW
*pw
)
690 dom
= isl_set_empty(FN(PW
,get_domain_space
)(pw
));
691 for (i
= 0; i
< pw
->n
; ++i
)
692 dom
= isl_set_union_disjoint(dom
, isl_set_copy(pw
->p
[i
].set
));
699 /* Restrict the domain of "pw" by combining each cell
700 * with "set" through a call to "fn", where "fn" may be
701 * isl_set_intersect or isl_set_intersect_params.
703 static __isl_give PW
*FN(PW
,intersect_aligned
)(__isl_take PW
*pw
,
704 __isl_take isl_set
*set
,
705 __isl_give isl_set
*(*fn
)(__isl_take isl_set
*set1
,
706 __isl_take isl_set
*set2
))
722 for (i
= pw
->n
- 1; i
>= 0; --i
) {
724 pw
->p
[i
].set
= fn(pw
->p
[i
].set
, isl_set_copy(set
));
727 aff
= isl_set_affine_hull(isl_set_copy(pw
->p
[i
].set
));
728 pw
->p
[i
].FIELD
= FN(EL
,substitute_equalities
)(pw
->p
[i
].FIELD
,
732 if (isl_set_plain_is_empty(pw
->p
[i
].set
)) {
733 isl_set_free(pw
->p
[i
].set
);
734 FN(EL
,free
)(pw
->p
[i
].FIELD
);
736 pw
->p
[i
] = pw
->p
[pw
->n
- 1];
749 static __isl_give PW
*FN(PW
,intersect_domain_aligned
)(__isl_take PW
*pw
,
750 __isl_take isl_set
*set
)
752 return FN(PW
,intersect_aligned
)(pw
, set
, &isl_set_intersect
);
755 __isl_give PW
*FN(PW
,intersect_domain
)(__isl_take PW
*pw
,
756 __isl_take isl_set
*context
)
758 return FN(PW
,align_params_pw_set_and
)(pw
, context
,
759 &FN(PW
,intersect_domain_aligned
));
762 static __isl_give PW
*FN(PW
,intersect_params_aligned
)(__isl_take PW
*pw
,
763 __isl_take isl_set
*set
)
765 return FN(PW
,intersect_aligned
)(pw
, set
, &isl_set_intersect_params
);
768 /* Intersect the domain of "pw" with the parameter domain "context".
770 __isl_give PW
*FN(PW
,intersect_params
)(__isl_take PW
*pw
,
771 __isl_take isl_set
*context
)
773 return FN(PW
,align_params_pw_set_and
)(pw
, context
,
774 &FN(PW
,intersect_params_aligned
));
777 static __isl_give PW
*FN(PW
,gist_aligned
)(__isl_take PW
*pw
,
778 __isl_take isl_set
*context
,
779 __isl_give EL
*(*fn_el
)(__isl_take EL
*el
,
780 __isl_take isl_set
*set
),
781 __isl_give isl_set
*(*fn_dom
)(__isl_take isl_set
*set
,
782 __isl_take isl_basic_set
*bset
))
785 isl_basic_set
*hull
= NULL
;
791 isl_set_free(context
);
795 if (!isl_space_match(pw
->dim
, isl_dim_param
,
796 context
->dim
, isl_dim_param
)) {
797 pw
= FN(PW
,align_params
)(pw
, isl_set_get_space(context
));
798 context
= isl_set_align_params(context
, FN(PW
,get_space
)(pw
));
801 context
= isl_set_compute_divs(context
);
802 hull
= isl_set_simple_hull(isl_set_copy(context
));
808 for (i
= pw
->n
- 1; i
>= 0; --i
) {
812 set_i
= isl_set_intersect(isl_set_copy(pw
->p
[i
].set
),
813 isl_set_copy(context
));
814 empty
= isl_set_plain_is_empty(set_i
);
815 pw
->p
[i
].FIELD
= fn_el(pw
->p
[i
].FIELD
, set_i
);
816 pw
->p
[i
].set
= fn_dom(pw
->p
[i
].set
, isl_basic_set_copy(hull
));
817 if (!pw
->p
[i
].FIELD
|| !pw
->p
[i
].set
)
820 isl_set_free(pw
->p
[i
].set
);
821 FN(EL
,free
)(pw
->p
[i
].FIELD
);
823 pw
->p
[i
] = pw
->p
[pw
->n
- 1];
828 isl_basic_set_free(hull
);
829 isl_set_free(context
);
834 isl_basic_set_free(hull
);
835 isl_set_free(context
);
839 static __isl_give PW
*FN(PW
,gist_domain_aligned
)(__isl_take PW
*pw
,
840 __isl_take isl_set
*set
)
842 return FN(PW
,gist_aligned
)(pw
, set
, &FN(EL
,gist
),
843 &isl_set_gist_basic_set
);
846 __isl_give PW
*FN(PW
,gist
)(__isl_take PW
*pw
, __isl_take isl_set
*context
)
848 return FN(PW
,align_params_pw_set_and
)(pw
, context
,
849 &FN(PW
,gist_domain_aligned
));
852 static __isl_give PW
*FN(PW
,gist_params_aligned
)(__isl_take PW
*pw
,
853 __isl_take isl_set
*set
)
855 return FN(PW
,gist_aligned
)(pw
, set
, &FN(EL
,gist_params
),
856 &isl_set_gist_params_basic_set
);
859 __isl_give PW
*FN(PW
,gist_params
)(__isl_take PW
*pw
,
860 __isl_take isl_set
*context
)
862 return FN(PW
,align_params_pw_set_and
)(pw
, context
,
863 &FN(PW
,gist_params_aligned
));
866 __isl_give PW
*FN(PW
,coalesce
)(__isl_take PW
*pw
)
875 for (i
= pw
->n
- 1; i
>= 0; --i
) {
876 for (j
= i
- 1; j
>= 0; --j
) {
877 if (!FN(EL
,plain_is_equal
)(pw
->p
[i
].FIELD
,
880 pw
->p
[j
].set
= isl_set_union(pw
->p
[j
].set
,
882 FN(EL
,free
)(pw
->p
[i
].FIELD
);
884 pw
->p
[i
] = pw
->p
[pw
->n
- 1];
890 pw
->p
[i
].set
= isl_set_coalesce(pw
->p
[i
].set
);
901 isl_ctx
*FN(PW
,get_ctx
)(__isl_keep PW
*pw
)
903 return pw
? isl_space_get_ctx(pw
->dim
) : NULL
;
906 #ifndef NO_INVOLVES_DIMS
907 int FN(PW
,involves_dims
)(__isl_keep PW
*pw
, enum isl_dim_type type
,
908 unsigned first
, unsigned n
)
911 enum isl_dim_type set_type
;
915 if (pw
->n
== 0 || n
== 0)
918 set_type
= type
== isl_dim_in
? isl_dim_set
: type
;
920 for (i
= 0; i
< pw
->n
; ++i
) {
921 int involves
= FN(EL
,involves_dims
)(pw
->p
[i
].FIELD
,
923 if (involves
< 0 || involves
)
925 involves
= isl_set_involves_dims(pw
->p
[i
].set
,
927 if (involves
< 0 || involves
)
934 __isl_give PW
*FN(PW
,set_dim_name
)(__isl_take PW
*pw
,
935 enum isl_dim_type type
, unsigned pos
, const char *s
)
938 enum isl_dim_type set_type
;
944 set_type
= type
== isl_dim_in
? isl_dim_set
: type
;
946 pw
->dim
= isl_space_set_dim_name(pw
->dim
, type
, pos
, s
);
950 for (i
= 0; i
< pw
->n
; ++i
) {
951 pw
->p
[i
].set
= isl_set_set_dim_name(pw
->p
[i
].set
,
955 pw
->p
[i
].FIELD
= FN(EL
,set_dim_name
)(pw
->p
[i
].FIELD
, type
, pos
, s
);
967 __isl_give PW
*FN(PW
,drop_dims
)(__isl_take PW
*pw
,
968 enum isl_dim_type type
, unsigned first
, unsigned n
)
971 enum isl_dim_type set_type
;
975 if (n
== 0 && !isl_space_get_tuple_name(pw
->dim
, type
))
978 set_type
= type
== isl_dim_in
? isl_dim_set
: type
;
983 pw
->dim
= isl_space_drop_dims(pw
->dim
, type
, first
, n
);
986 for (i
= 0; i
< pw
->n
; ++i
) {
987 pw
->p
[i
].FIELD
= FN(EL
,drop_dims
)(pw
->p
[i
].FIELD
, type
, first
, n
);
990 if (type
== isl_dim_out
)
992 pw
->p
[i
].set
= isl_set_drop(pw
->p
[i
].set
, set_type
, first
, n
);
1003 /* This function is very similar to drop_dims.
1004 * The only difference is that the cells may still involve
1005 * the specified dimensions. They are removed using
1006 * isl_set_project_out instead of isl_set_drop.
1008 __isl_give PW
*FN(PW
,project_out
)(__isl_take PW
*pw
,
1009 enum isl_dim_type type
, unsigned first
, unsigned n
)
1012 enum isl_dim_type set_type
;
1016 if (n
== 0 && !isl_space_get_tuple_name(pw
->dim
, type
))
1019 set_type
= type
== isl_dim_in
? isl_dim_set
: type
;
1021 pw
= FN(PW
,cow
)(pw
);
1024 pw
->dim
= isl_space_drop_dims(pw
->dim
, type
, first
, n
);
1027 for (i
= 0; i
< pw
->n
; ++i
) {
1028 pw
->p
[i
].set
= isl_set_project_out(pw
->p
[i
].set
,
1029 set_type
, first
, n
);
1032 pw
->p
[i
].FIELD
= FN(EL
,drop_dims
)(pw
->p
[i
].FIELD
, type
, first
, n
);
1033 if (!pw
->p
[i
].FIELD
)
1043 /* Project the domain of pw onto its parameter space.
1045 __isl_give PW
*FN(PW
,project_domain_on_params
)(__isl_take PW
*pw
)
1050 n
= FN(PW
,dim
)(pw
, isl_dim_in
);
1051 pw
= FN(PW
,project_out
)(pw
, isl_dim_in
, 0, n
);
1052 space
= FN(PW
,get_domain_space
)(pw
);
1053 space
= isl_space_params(space
);
1054 pw
= FN(PW
,reset_domain_space
)(pw
, space
);
1059 #ifndef NO_INSERT_DIMS
1060 __isl_give PW
*FN(PW
,insert_dims
)(__isl_take PW
*pw
, enum isl_dim_type type
,
1061 unsigned first
, unsigned n
)
1064 enum isl_dim_type set_type
;
1068 if (n
== 0 && !isl_space_is_named_or_nested(pw
->dim
, type
))
1071 set_type
= type
== isl_dim_in
? isl_dim_set
: type
;
1073 pw
= FN(PW
,cow
)(pw
);
1077 pw
->dim
= isl_space_insert_dims(pw
->dim
, type
, first
, n
);
1081 for (i
= 0; i
< pw
->n
; ++i
) {
1082 pw
->p
[i
].set
= isl_set_insert_dims(pw
->p
[i
].set
,
1083 set_type
, first
, n
);
1086 pw
->p
[i
].FIELD
= FN(EL
,insert_dims
)(pw
->p
[i
].FIELD
,
1088 if (!pw
->p
[i
].FIELD
)
1099 __isl_give PW
*FN(PW
,fix_dim
)(__isl_take PW
*pw
,
1100 enum isl_dim_type type
, unsigned pos
, isl_int v
)
1107 if (type
== isl_dim_in
)
1110 pw
= FN(PW
,cow
)(pw
);
1113 for (i
= 0; i
< pw
->n
; ++i
) {
1114 pw
->p
[i
].set
= isl_set_fix(pw
->p
[i
].set
, type
, pos
, v
);
1125 /* Fix the value of the variable at position "pos" of type "type" of "pw"
1126 * to be equal to "v".
1128 __isl_give PW
*FN(PW
,fix_val
)(__isl_take PW
*pw
,
1129 enum isl_dim_type type
, unsigned pos
, __isl_take isl_val
*v
)
1132 return FN(PW
,free
)(pw
);
1133 if (!isl_val_is_int(v
))
1134 isl_die(FN(PW
,get_ctx
)(pw
), isl_error_invalid
,
1135 "expecting integer value", goto error
);
1137 pw
= FN(PW
,fix_dim
)(pw
, type
, pos
, v
->n
);
1143 return FN(PW
,free
)(pw
);
1146 unsigned FN(PW
,dim
)(__isl_keep PW
*pw
, enum isl_dim_type type
)
1148 return pw
? isl_space_dim(pw
->dim
, type
) : 0;
1151 __isl_give PW
*FN(PW
,split_dims
)(__isl_take PW
*pw
,
1152 enum isl_dim_type type
, unsigned first
, unsigned n
)
1161 if (type
== isl_dim_in
)
1164 pw
= FN(PW
,cow
)(pw
);
1169 for (i
= 0; i
< pw
->n
; ++i
) {
1170 pw
->p
[i
].set
= isl_set_split_dims(pw
->p
[i
].set
, type
, first
, n
);
1182 /* Compute the maximal value attained by the piecewise quasipolynomial
1183 * on its domain or zero if the domain is empty.
1184 * In the worst case, the domain is scanned completely,
1185 * so the domain is assumed to be bounded.
1187 __isl_give isl_qpolynomial
*FN(PW
,opt
)(__isl_take PW
*pw
, int max
)
1190 isl_qpolynomial
*opt
;
1196 isl_space
*dim
= isl_space_copy(pw
->dim
);
1198 return isl_qpolynomial_zero_on_domain(isl_space_domain(dim
));
1201 opt
= FN(EL
,opt_on_domain
)(FN(EL
,copy
)(pw
->p
[0].FIELD
),
1202 isl_set_copy(pw
->p
[0].set
), max
);
1203 for (i
= 1; i
< pw
->n
; ++i
) {
1204 isl_qpolynomial
*opt_i
;
1205 opt_i
= FN(EL
,opt_on_domain
)(FN(EL
,copy
)(pw
->p
[i
].FIELD
),
1206 isl_set_copy(pw
->p
[i
].set
), max
);
1208 opt
= isl_qpolynomial_max_cst(opt
, opt_i
);
1210 opt
= isl_qpolynomial_min_cst(opt
, opt_i
);
1217 __isl_give isl_qpolynomial
*FN(PW
,max
)(__isl_take PW
*pw
)
1219 return FN(PW
,opt
)(pw
, 1);
1222 __isl_give isl_qpolynomial
*FN(PW
,min
)(__isl_take PW
*pw
)
1224 return FN(PW
,opt
)(pw
, 0);
1228 __isl_give isl_space
*FN(PW
,get_space
)(__isl_keep PW
*pw
)
1230 return pw
? isl_space_copy(pw
->dim
) : NULL
;
1233 __isl_give isl_space
*FN(PW
,get_domain_space
)(__isl_keep PW
*pw
)
1235 return pw
? isl_space_domain(isl_space_copy(pw
->dim
)) : NULL
;
1238 #ifndef NO_RESET_DIM
1239 /* Reset the space of "pw". Since we don't know if the elements
1240 * represent the spaces themselves or their domains, we pass along
1241 * both when we call their reset_space_and_domain.
1243 static __isl_give PW
*FN(PW
,reset_space_and_domain
)(__isl_take PW
*pw
,
1244 __isl_take isl_space
*space
, __isl_take isl_space
*domain
)
1248 pw
= FN(PW
,cow
)(pw
);
1249 if (!pw
|| !space
|| !domain
)
1252 for (i
= 0; i
< pw
->n
; ++i
) {
1253 pw
->p
[i
].set
= isl_set_reset_space(pw
->p
[i
].set
,
1254 isl_space_copy(domain
));
1257 pw
->p
[i
].FIELD
= FN(EL
,reset_space_and_domain
)(pw
->p
[i
].FIELD
,
1258 isl_space_copy(space
), isl_space_copy(domain
));
1259 if (!pw
->p
[i
].FIELD
)
1263 isl_space_free(domain
);
1265 isl_space_free(pw
->dim
);
1270 isl_space_free(domain
);
1271 isl_space_free(space
);
1276 __isl_give PW
*FN(PW
,reset_domain_space
)(__isl_take PW
*pw
,
1277 __isl_take isl_space
*domain
)
1281 space
= isl_space_extend_domain_with_range(isl_space_copy(domain
),
1282 FN(PW
,get_space
)(pw
));
1283 return FN(PW
,reset_space_and_domain
)(pw
, space
, domain
);
1286 __isl_give PW
*FN(PW
,reset_space
)(__isl_take PW
*pw
, __isl_take isl_space
*dim
)
1290 domain
= isl_space_domain(isl_space_copy(dim
));
1291 return FN(PW
,reset_space_and_domain
)(pw
, dim
, domain
);
1294 __isl_give PW
*FN(PW
,set_tuple_id
)(__isl_keep PW
*pw
, enum isl_dim_type type
,
1295 __isl_take isl_id
*id
)
1299 pw
= FN(PW
,cow
)(pw
);
1301 return isl_id_free(id
);
1303 space
= FN(PW
,get_space
)(pw
);
1304 space
= isl_space_set_tuple_id(space
, type
, id
);
1306 return FN(PW
,reset_space
)(pw
, space
);
1309 __isl_give PW
*FN(PW
,set_dim_id
)(__isl_take PW
*pw
,
1310 enum isl_dim_type type
, unsigned pos
, __isl_take isl_id
*id
)
1312 pw
= FN(PW
,cow
)(pw
);
1314 return isl_id_free(id
);
1315 pw
->dim
= isl_space_set_dim_id(pw
->dim
, type
, pos
, id
);
1316 return FN(PW
,reset_space
)(pw
, isl_space_copy(pw
->dim
));
1320 int FN(PW
,has_equal_space
)(__isl_keep PW
*pw1
, __isl_keep PW
*pw2
)
1325 return isl_space_is_equal(pw1
->dim
, pw2
->dim
);
1329 __isl_give PW
*FN(PW
,morph_domain
)(__isl_take PW
*pw
,
1330 __isl_take isl_morph
*morph
)
1338 ctx
= isl_space_get_ctx(pw
->dim
);
1339 isl_assert(ctx
, isl_space_is_domain_internal(morph
->dom
->dim
, pw
->dim
),
1342 pw
= FN(PW
,cow
)(pw
);
1345 pw
->dim
= isl_space_extend_domain_with_range(
1346 isl_space_copy(morph
->ran
->dim
), pw
->dim
);
1350 for (i
= 0; i
< pw
->n
; ++i
) {
1351 pw
->p
[i
].set
= isl_morph_set(isl_morph_copy(morph
), pw
->p
[i
].set
);
1354 pw
->p
[i
].FIELD
= FN(EL
,morph_domain
)(pw
->p
[i
].FIELD
,
1355 isl_morph_copy(morph
));
1356 if (!pw
->p
[i
].FIELD
)
1360 isl_morph_free(morph
);
1365 isl_morph_free(morph
);
1370 int FN(PW
,n_piece
)(__isl_keep PW
*pw
)
1372 return pw
? pw
->n
: 0;
1375 int FN(PW
,foreach_piece
)(__isl_keep PW
*pw
,
1376 int (*fn
)(__isl_take isl_set
*set
, __isl_take EL
*el
, void *user
),
1384 for (i
= 0; i
< pw
->n
; ++i
)
1385 if (fn(isl_set_copy(pw
->p
[i
].set
),
1386 FN(EL
,copy
)(pw
->p
[i
].FIELD
), user
) < 0)
1393 static int any_divs(__isl_keep isl_set
*set
)
1400 for (i
= 0; i
< set
->n
; ++i
)
1401 if (set
->p
[i
]->n_div
> 0)
1407 static int foreach_lifted_subset(__isl_take isl_set
*set
, __isl_take EL
*el
,
1408 int (*fn
)(__isl_take isl_set
*set
, __isl_take EL
*el
,
1409 void *user
), void *user
)
1416 for (i
= 0; i
< set
->n
; ++i
) {
1420 lift
= isl_set_from_basic_set(isl_basic_set_copy(set
->p
[i
]));
1421 lift
= isl_set_lift(lift
);
1423 copy
= FN(EL
,copy
)(el
);
1424 copy
= FN(EL
,lift
)(copy
, isl_set_get_space(lift
));
1426 if (fn(lift
, copy
, user
) < 0)
1440 int FN(PW
,foreach_lifted_piece
)(__isl_keep PW
*pw
,
1441 int (*fn
)(__isl_take isl_set
*set
, __isl_take EL
*el
,
1442 void *user
), void *user
)
1449 for (i
= 0; i
< pw
->n
; ++i
) {
1453 set
= isl_set_copy(pw
->p
[i
].set
);
1454 el
= FN(EL
,copy
)(pw
->p
[i
].FIELD
);
1455 if (!any_divs(set
)) {
1456 if (fn(set
, el
, user
) < 0)
1460 if (foreach_lifted_subset(set
, el
, fn
, user
) < 0)
1468 #ifndef NO_MOVE_DIMS
1469 __isl_give PW
*FN(PW
,move_dims
)(__isl_take PW
*pw
,
1470 enum isl_dim_type dst_type
, unsigned dst_pos
,
1471 enum isl_dim_type src_type
, unsigned src_pos
, unsigned n
)
1475 pw
= FN(PW
,cow
)(pw
);
1479 pw
->dim
= isl_space_move_dims(pw
->dim
, dst_type
, dst_pos
, src_type
, src_pos
, n
);
1483 for (i
= 0; i
< pw
->n
; ++i
) {
1484 pw
->p
[i
].FIELD
= FN(EL
,move_dims
)(pw
->p
[i
].FIELD
,
1485 dst_type
, dst_pos
, src_type
, src_pos
, n
);
1486 if (!pw
->p
[i
].FIELD
)
1490 if (dst_type
== isl_dim_in
)
1491 dst_type
= isl_dim_set
;
1492 if (src_type
== isl_dim_in
)
1493 src_type
= isl_dim_set
;
1495 for (i
= 0; i
< pw
->n
; ++i
) {
1496 pw
->p
[i
].set
= isl_set_move_dims(pw
->p
[i
].set
,
1498 src_type
, src_pos
, n
);
1510 __isl_give PW
*FN(PW
,mul_isl_int
)(__isl_take PW
*pw
, isl_int v
)
1514 if (isl_int_is_one(v
))
1516 if (pw
&& DEFAULT_IS_ZERO
&& isl_int_is_zero(v
)) {
1518 isl_space
*dim
= FN(PW
,get_space
)(pw
);
1520 zero
= FN(PW
,ZERO
)(dim
, pw
->type
);
1522 zero
= FN(PW
,ZERO
)(dim
);
1527 pw
= FN(PW
,cow
)(pw
);
1534 if (isl_int_is_neg(v
))
1535 pw
->type
= isl_fold_type_negate(pw
->type
);
1537 for (i
= 0; i
< pw
->n
; ++i
) {
1538 pw
->p
[i
].FIELD
= FN(EL
,scale
)(pw
->p
[i
].FIELD
, v
);
1539 if (!pw
->p
[i
].FIELD
)
1549 /* Multiply the pieces of "pw" by "v" and return the result.
1551 __isl_give PW
*FN(PW
,scale_val
)(__isl_take PW
*pw
, __isl_take isl_val
*v
)
1558 if (isl_val_is_one(v
)) {
1562 if (pw
&& DEFAULT_IS_ZERO
&& isl_val_is_zero(v
)) {
1564 isl_space
*space
= FN(PW
,get_space
)(pw
);
1566 zero
= FN(PW
,ZERO
)(space
, pw
->type
);
1568 zero
= FN(PW
,ZERO
)(space
);
1578 pw
= FN(PW
,cow
)(pw
);
1583 if (isl_val_is_neg(v
))
1584 pw
->type
= isl_fold_type_negate(pw
->type
);
1586 for (i
= 0; i
< pw
->n
; ++i
) {
1587 pw
->p
[i
].FIELD
= FN(EL
,scale_val
)(pw
->p
[i
].FIELD
,
1589 if (!pw
->p
[i
].FIELD
)
1601 __isl_give PW
*FN(PW
,scale
)(__isl_take PW
*pw
, isl_int v
)
1603 return FN(PW
,mul_isl_int
)(pw
, v
);
1606 static int FN(PW
,qsort_set_cmp
)(const void *p1
, const void *p2
)
1608 isl_set
*set1
= *(isl_set
* const *)p1
;
1609 isl_set
*set2
= *(isl_set
* const *)p2
;
1611 return isl_set_plain_cmp(set1
, set2
);
1614 /* We normalize in place, but if anything goes wrong we need
1615 * to return NULL, so we need to make sure we don't change the
1616 * meaning of any possible other copies of map.
1618 __isl_give PW
*FN(PW
,normalize
)(__isl_take PW
*pw
)
1625 for (i
= 0; i
< pw
->n
; ++i
) {
1626 set
= isl_set_normalize(isl_set_copy(pw
->p
[i
].set
));
1628 return FN(PW
,free
)(pw
);
1629 isl_set_free(pw
->p
[i
].set
);
1632 qsort(pw
->p
, pw
->n
, sizeof(pw
->p
[0]), &FN(PW
,qsort_set_cmp
));
1633 for (i
= pw
->n
- 1; i
>= 1; --i
) {
1634 if (!isl_set_plain_is_equal(pw
->p
[i
- 1].set
, pw
->p
[i
].set
))
1636 if (!FN(EL
,plain_is_equal
)(pw
->p
[i
- 1].FIELD
, pw
->p
[i
].FIELD
))
1638 set
= isl_set_union(isl_set_copy(pw
->p
[i
- 1].set
),
1639 isl_set_copy(pw
->p
[i
].set
));
1641 return FN(PW
,free
)(pw
);
1642 isl_set_free(pw
->p
[i
].set
);
1643 FN(EL
,free
)(pw
->p
[i
].FIELD
);
1644 isl_set_free(pw
->p
[i
- 1].set
);
1645 pw
->p
[i
- 1].set
= set
;
1646 for (j
= i
+ 1; j
< pw
->n
; ++j
)
1647 pw
->p
[j
- 1] = pw
->p
[j
];
1654 /* Is pw1 obviously equal to pw2?
1655 * That is, do they have obviously identical cells and obviously identical
1656 * elements on each cell?
1658 int FN(PW
,plain_is_equal
)(__isl_keep PW
*pw1
, __isl_keep PW
*pw2
)
1668 if (!isl_space_is_equal(pw1
->dim
, pw2
->dim
))
1671 pw1
= FN(PW
,copy
)(pw1
);
1672 pw2
= FN(PW
,copy
)(pw2
);
1673 pw1
= FN(PW
,normalize
)(pw1
);
1674 pw2
= FN(PW
,normalize
)(pw2
);
1678 equal
= pw1
->n
== pw2
->n
;
1679 for (i
= 0; equal
&& i
< pw1
->n
; ++i
) {
1680 equal
= isl_set_plain_is_equal(pw1
->p
[i
].set
, pw2
->p
[i
].set
);
1685 equal
= FN(EL
,plain_is_equal
)(pw1
->p
[i
].FIELD
, pw2
->p
[i
].FIELD
);
1700 static __isl_give PW
*FN(PW
,align_params_pw_multi_aff_and
)(__isl_take PW
*pw
,
1701 __isl_take isl_multi_aff
*ma
,
1702 __isl_give PW
*(*fn
)(__isl_take PW
*pw
, __isl_take isl_multi_aff
*ma
))
1705 isl_space
*ma_space
;
1707 ma_space
= isl_multi_aff_get_space(ma
);
1708 if (!pw
|| !ma
|| !ma_space
)
1710 if (isl_space_match(pw
->dim
, isl_dim_param
, ma_space
, isl_dim_param
)) {
1711 isl_space_free(ma_space
);
1714 ctx
= FN(PW
,get_ctx
)(pw
);
1715 if (!isl_space_has_named_params(pw
->dim
) ||
1716 !isl_space_has_named_params(ma_space
))
1717 isl_die(ctx
, isl_error_invalid
,
1718 "unaligned unnamed parameters", goto error
);
1719 pw
= FN(PW
,align_params
)(pw
, ma_space
);
1720 ma
= isl_multi_aff_align_params(ma
, FN(PW
,get_space
)(pw
));
1723 isl_space_free(ma_space
);
1725 isl_multi_aff_free(ma
);
1729 static __isl_give PW
*FN(PW
,align_params_pw_pw_multi_aff_and
)(__isl_take PW
*pw
,
1730 __isl_take isl_pw_multi_aff
*pma
,
1731 __isl_give PW
*(*fn
)(__isl_take PW
*pw
,
1732 __isl_take isl_pw_multi_aff
*ma
))
1735 isl_space
*pma_space
;
1737 pma_space
= isl_pw_multi_aff_get_space(pma
);
1738 if (!pw
|| !pma
|| !pma_space
)
1740 if (isl_space_match(pw
->dim
, isl_dim_param
, pma_space
, isl_dim_param
)) {
1741 isl_space_free(pma_space
);
1744 ctx
= FN(PW
,get_ctx
)(pw
);
1745 if (!isl_space_has_named_params(pw
->dim
) ||
1746 !isl_space_has_named_params(pma_space
))
1747 isl_die(ctx
, isl_error_invalid
,
1748 "unaligned unnamed parameters", goto error
);
1749 pw
= FN(PW
,align_params
)(pw
, pma_space
);
1750 pma
= isl_pw_multi_aff_align_params(pma
, FN(PW
,get_space
)(pw
));
1753 isl_space_free(pma_space
);
1755 isl_pw_multi_aff_free(pma
);
1759 /* Compute the pullback of "pw" by the function represented by "ma".
1760 * In other words, plug in "ma" in "pw".
1762 static __isl_give PW
*FN(PW
,pullback_multi_aff_aligned
)(__isl_take PW
*pw
,
1763 __isl_take isl_multi_aff
*ma
)
1766 isl_space
*space
= NULL
;
1768 ma
= isl_multi_aff_align_divs(ma
);
1769 pw
= FN(PW
,cow
)(pw
);
1773 space
= isl_space_join(isl_multi_aff_get_space(ma
),
1774 FN(PW
,get_space
)(pw
));
1776 for (i
= 0; i
< pw
->n
; ++i
) {
1777 pw
->p
[i
].set
= isl_set_preimage_multi_aff(pw
->p
[i
].set
,
1778 isl_multi_aff_copy(ma
));
1781 pw
->p
[i
].FIELD
= FN(EL
,pullback_multi_aff
)(pw
->p
[i
].FIELD
,
1782 isl_multi_aff_copy(ma
));
1783 if (!pw
->p
[i
].FIELD
)
1787 pw
= FN(PW
,reset_space
)(pw
, space
);
1788 isl_multi_aff_free(ma
);
1791 isl_space_free(space
);
1792 isl_multi_aff_free(ma
);
1797 __isl_give PW
*FN(PW
,pullback_multi_aff
)(__isl_take PW
*pw
,
1798 __isl_take isl_multi_aff
*ma
)
1800 return FN(PW
,align_params_pw_multi_aff_and
)(pw
, ma
,
1801 &FN(PW
,pullback_multi_aff_aligned
));
1804 /* Compute the pullback of "pw" by the function represented by "pma".
1805 * In other words, plug in "pma" in "pw".
1807 static __isl_give PW
*FN(PW
,pullback_pw_multi_aff_aligned
)(__isl_take PW
*pw
,
1808 __isl_take isl_pw_multi_aff
*pma
)
1817 isl_pw_multi_aff_free(pma
);
1818 res
= FN(PW
,empty
)(FN(PW
,get_space
)(pw
));
1823 res
= FN(PW
,pullback_multi_aff
)(FN(PW
,copy
)(pw
),
1824 isl_multi_aff_copy(pma
->p
[0].maff
));
1825 res
= FN(PW
,intersect_domain
)(res
, isl_set_copy(pma
->p
[0].set
));
1827 for (i
= 1; i
< pma
->n
; ++i
) {
1830 res_i
= FN(PW
,pullback_multi_aff
)(FN(PW
,copy
)(pw
),
1831 isl_multi_aff_copy(pma
->p
[i
].maff
));
1832 res_i
= FN(PW
,intersect_domain
)(res_i
,
1833 isl_set_copy(pma
->p
[i
].set
));
1834 res
= FN(PW
,add_disjoint
)(res
, res_i
);
1837 isl_pw_multi_aff_free(pma
);
1841 isl_pw_multi_aff_free(pma
);
1846 __isl_give PW
*FN(PW
,pullback_pw_multi_aff
)(__isl_take PW
*pw
,
1847 __isl_take isl_pw_multi_aff
*pma
)
1849 return FN(PW
,align_params_pw_pw_multi_aff_and
)(pw
, pma
,
1850 &FN(PW
,pullback_pw_multi_aff_aligned
));