1 #define xFN(TYPE,NAME) TYPE ## _ ## NAME
2 #define FN(TYPE,NAME) xFN(TYPE,NAME)
3 #define xS(TYPE,NAME) struct TYPE ## _ ## NAME
4 #define S(TYPE,NAME) xS(TYPE,NAME)
7 __isl_give PW
*FN(PW
,alloc_size
)(__isl_take isl_space
*dim
,
8 enum isl_fold type
, int n
)
10 __isl_give PW
*FN(PW
,alloc_size
)(__isl_take isl_space
*dim
, int n
)
18 ctx
= isl_space_get_ctx(dim
);
19 isl_assert(ctx
, n
>= 0, goto error
);
20 pw
= isl_alloc(ctx
, struct PW
,
21 sizeof(struct PW
) + (n
- 1) * sizeof(S(PW
,piece
)));
39 __isl_give PW
*FN(PW
,ZERO
)(__isl_take isl_space
*dim
, enum isl_fold type
)
41 return FN(PW
,alloc_size
)(dim
, type
, 0);
44 __isl_give PW
*FN(PW
,ZERO
)(__isl_take isl_space
*dim
)
46 return FN(PW
,alloc_size
)(dim
, 0);
50 __isl_give PW
*FN(PW
,add_piece
)(__isl_take PW
*pw
,
51 __isl_take isl_set
*set
, __isl_take EL
*el
)
54 isl_space
*el_dim
= NULL
;
56 if (!pw
|| !set
|| !el
)
59 if (isl_set_plain_is_empty(set
) || FN(EL
,EL_IS_ZERO
)(el
)) {
65 ctx
= isl_set_get_ctx(set
);
67 if (pw
->type
!= el
->type
)
68 isl_die(ctx
, isl_error_invalid
, "fold types don't match",
71 el_dim
= FN(EL
,get_space(el
));
72 isl_assert(ctx
, isl_space_is_equal(pw
->dim
, el_dim
), goto error
);
73 isl_assert(ctx
, pw
->n
< pw
->size
, goto error
);
75 pw
->p
[pw
->n
].set
= set
;
76 pw
->p
[pw
->n
].FIELD
= el
;
79 isl_space_free(el_dim
);
82 isl_space_free(el_dim
);
90 __isl_give PW
*FN(PW
,alloc
)(enum isl_fold type
,
91 __isl_take isl_set
*set
, __isl_take EL
*el
)
93 __isl_give PW
*FN(PW
,alloc
)(__isl_take isl_set
*set
, __isl_take EL
*el
)
102 pw
= FN(PW
,alloc_size
)(isl_set_get_space(set
), type
, 1);
104 pw
= FN(PW
,alloc_size
)(isl_set_get_space(set
), 1);
107 return FN(PW
,add_piece
)(pw
, set
, el
);
114 __isl_give PW
*FN(PW
,dup
)(__isl_keep PW
*pw
)
123 dup
= FN(PW
,alloc_size
)(isl_space_copy(pw
->dim
), pw
->type
, pw
->n
);
125 dup
= FN(PW
,alloc_size
)(isl_space_copy(pw
->dim
), pw
->n
);
130 for (i
= 0; i
< pw
->n
; ++i
)
131 dup
= FN(PW
,add_piece
)(dup
, isl_set_copy(pw
->p
[i
].set
),
132 FN(EL
,copy
)(pw
->p
[i
].FIELD
));
137 __isl_give PW
*FN(PW
,cow
)(__isl_take PW
*pw
)
145 return FN(PW
,dup
)(pw
);
148 __isl_give PW
*FN(PW
,copy
)(__isl_keep PW
*pw
)
157 void *FN(PW
,free
)(__isl_take PW
*pw
)
166 for (i
= 0; i
< pw
->n
; ++i
) {
167 isl_set_free(pw
->p
[i
].set
);
168 FN(EL
,free
)(pw
->p
[i
].FIELD
);
170 isl_space_free(pw
->dim
);
176 int FN(PW
,IS_ZERO
)(__isl_keep PW
*pw
)
185 __isl_give PW
*FN(PW
,realign
)(__isl_take PW
*pw
, __isl_take isl_reordering
*exp
)
193 for (i
= 0; i
< pw
->n
; ++i
) {
194 pw
->p
[i
].set
= isl_set_realign(pw
->p
[i
].set
,
195 isl_reordering_copy(exp
));
198 pw
->p
[i
].FIELD
= FN(EL
,realign
)(pw
->p
[i
].FIELD
,
199 isl_reordering_copy(exp
));
204 pw
= FN(PW
,reset_space
)(pw
, isl_space_copy(exp
->dim
));
206 isl_reordering_free(exp
);
209 isl_reordering_free(exp
);
214 /* Align the parameters of "pw" to those of "model".
216 __isl_give PW
*FN(PW
,align_params
)(__isl_take PW
*pw
, __isl_take isl_space
*model
)
223 ctx
= isl_space_get_ctx(model
);
224 if (!isl_space_has_named_params(model
))
225 isl_die(ctx
, isl_error_invalid
,
226 "model has unnamed parameters", goto error
);
227 if (!isl_space_has_named_params(pw
->dim
))
228 isl_die(ctx
, isl_error_invalid
,
229 "input has unnamed parameters", goto error
);
230 if (!isl_space_match(pw
->dim
, isl_dim_param
, model
, isl_dim_param
)) {
233 model
= isl_space_drop_dims(model
, isl_dim_in
,
234 0, isl_space_dim(model
, isl_dim_in
));
235 model
= isl_space_drop_dims(model
, isl_dim_out
,
236 0, isl_space_dim(model
, isl_dim_out
));
237 exp
= isl_parameter_alignment_reordering(pw
->dim
, model
);
238 exp
= isl_reordering_extend_space(exp
, FN(PW
,get_space
)(pw
));
239 pw
= FN(PW
,realign
)(pw
, exp
);
242 isl_space_free(model
);
245 isl_space_free(model
);
250 static __isl_give PW
*align_params_pw_pw_and(__isl_take PW
*pw1
,
252 __isl_give PW
*(*fn
)(__isl_take PW
*pw1
, __isl_take PW
*pw2
))
258 if (isl_space_match(pw1
->dim
, isl_dim_param
, pw2
->dim
, isl_dim_param
))
260 ctx
= FN(PW
,get_ctx
)(pw1
);
261 if (!isl_space_has_named_params(pw1
->dim
) ||
262 !isl_space_has_named_params(pw2
->dim
))
263 isl_die(ctx
, isl_error_invalid
,
264 "unaligned unnamed parameters", goto error
);
265 pw1
= FN(PW
,align_params
)(pw1
, FN(PW
,get_space
)(pw2
));
266 pw2
= FN(PW
,align_params
)(pw2
, FN(PW
,get_space
)(pw1
));
274 static __isl_give PW
*align_params_pw_set_and(__isl_take PW
*pw
,
275 __isl_take isl_set
*set
,
276 __isl_give PW
*(*fn
)(__isl_take PW
*pw
, __isl_take isl_set
*set
))
282 if (isl_space_match(pw
->dim
, isl_dim_param
, set
->dim
, isl_dim_param
))
284 ctx
= FN(PW
,get_ctx
)(pw
);
285 if (!isl_space_has_named_params(pw
->dim
) ||
286 !isl_space_has_named_params(set
->dim
))
287 isl_die(ctx
, isl_error_invalid
,
288 "unaligned unnamed parameters", goto error
);
289 pw
= FN(PW
,align_params
)(pw
, isl_set_get_space(set
));
290 set
= isl_set_align_params(set
, FN(PW
,get_space
)(pw
));
299 static __isl_give PW
*FN(PW
,add_aligned
)(__isl_take PW
*pw1
, __isl_take PW
*pw2
)
309 ctx
= isl_space_get_ctx(pw1
->dim
);
311 if (pw1
->type
!= pw2
->type
)
312 isl_die(ctx
, isl_error_invalid
,
313 "fold types don't match", goto error
);
315 isl_assert(ctx
, isl_space_is_equal(pw1
->dim
, pw2
->dim
), goto error
);
317 if (FN(PW
,IS_ZERO
)(pw1
)) {
322 if (FN(PW
,IS_ZERO
)(pw2
)) {
327 n
= (pw1
->n
+ 1) * (pw2
->n
+ 1);
329 res
= FN(PW
,alloc_size
)(isl_space_copy(pw1
->dim
), pw1
->type
, n
);
331 res
= FN(PW
,alloc_size
)(isl_space_copy(pw1
->dim
), n
);
334 for (i
= 0; i
< pw1
->n
; ++i
) {
335 set
= isl_set_copy(pw1
->p
[i
].set
);
336 for (j
= 0; j
< pw2
->n
; ++j
) {
337 struct isl_set
*common
;
339 set
= isl_set_subtract(set
,
340 isl_set_copy(pw2
->p
[j
].set
));
341 common
= isl_set_intersect(isl_set_copy(pw1
->p
[i
].set
),
342 isl_set_copy(pw2
->p
[j
].set
));
343 if (isl_set_plain_is_empty(common
)) {
344 isl_set_free(common
);
348 sum
= FN(EL
,add_on_domain
)(common
,
349 FN(EL
,copy
)(pw1
->p
[i
].FIELD
),
350 FN(EL
,copy
)(pw2
->p
[j
].FIELD
));
352 res
= FN(PW
,add_piece
)(res
, common
, sum
);
354 res
= FN(PW
,add_piece
)(res
, set
, FN(EL
,copy
)(pw1
->p
[i
].FIELD
));
357 for (j
= 0; j
< pw2
->n
; ++j
) {
358 set
= isl_set_copy(pw2
->p
[j
].set
);
359 for (i
= 0; i
< pw1
->n
; ++i
)
360 set
= isl_set_subtract(set
,
361 isl_set_copy(pw1
->p
[i
].set
));
362 res
= FN(PW
,add_piece
)(res
, set
, FN(EL
,copy
)(pw2
->p
[j
].FIELD
));
375 __isl_give PW
*FN(PW
,add
)(__isl_take PW
*pw1
, __isl_take PW
*pw2
)
377 return align_params_pw_pw_and(pw1
, pw2
, &FN(PW
,add_aligned
));
380 /* Make sure "pw" has room for at least "n" more pieces.
382 * If there is only one reference to pw, we extend it in place.
383 * Otherwise, we create a new PW and copy the pieces.
385 static __isl_give PW
*FN(PW
,grow
)(__isl_take PW
*pw
, int n
)
393 if (pw
->n
+ n
<= pw
->size
)
395 ctx
= FN(PW
,get_ctx
)(pw
);
398 res
= isl_realloc(ctx
, pw
, struct PW
,
399 sizeof(struct PW
) + (n
- 1) * sizeof(S(PW
,piece
)));
401 return FN(PW
,free
)(pw
);
406 res
= FN(PW
,alloc_size
)(isl_space_copy(pw
->dim
), pw
->type
, n
);
408 res
= FN(PW
,alloc_size
)(isl_space_copy(pw
->dim
), n
);
411 return FN(PW
,free
)(pw
);
412 for (i
= 0; i
< pw
->n
; ++i
)
413 res
= FN(PW
,add_piece
)(res
, isl_set_copy(pw
->p
[i
].set
),
414 FN(EL
,copy
)(pw
->p
[i
].FIELD
));
419 static __isl_give PW
*FN(PW
,add_disjoint_aligned
)(__isl_take PW
*pw1
,
428 if (pw1
->size
< pw1
->n
+ pw2
->n
&& pw1
->n
< pw2
->n
)
429 return FN(PW
,add_disjoint_aligned
)(pw2
, pw1
);
431 ctx
= isl_space_get_ctx(pw1
->dim
);
433 if (pw1
->type
!= pw2
->type
)
434 isl_die(ctx
, isl_error_invalid
,
435 "fold types don't match", goto error
);
437 isl_assert(ctx
, isl_space_is_equal(pw1
->dim
, pw2
->dim
), goto error
);
439 if (FN(PW
,IS_ZERO
)(pw1
)) {
444 if (FN(PW
,IS_ZERO
)(pw2
)) {
449 pw1
= FN(PW
,grow
)(pw1
, pw2
->n
);
453 for (i
= 0; i
< pw2
->n
; ++i
)
454 pw1
= FN(PW
,add_piece
)(pw1
,
455 isl_set_copy(pw2
->p
[i
].set
),
456 FN(EL
,copy
)(pw2
->p
[i
].FIELD
));
467 __isl_give PW
*FN(PW
,add_disjoint
)(__isl_take PW
*pw1
, __isl_take PW
*pw2
)
469 return align_params_pw_pw_and(pw1
, pw2
, &FN(PW
,add_disjoint_aligned
));
473 __isl_give PW
*FN(PW
,neg
)(__isl_take PW
*pw
)
480 if (FN(PW
,IS_ZERO
)(pw
))
487 for (i
= 0; i
< pw
->n
; ++i
) {
488 pw
->p
[i
].FIELD
= FN(EL
,neg
)(pw
->p
[i
].FIELD
);
490 return FN(PW
,free
)(pw
);
496 __isl_give PW
*FN(PW
,sub
)(__isl_take PW
*pw1
, __isl_take PW
*pw2
)
498 return FN(PW
,add
)(pw1
, FN(PW
,neg
)(pw2
));
503 __isl_give isl_qpolynomial
*FN(PW
,eval
)(__isl_take PW
*pw
,
504 __isl_take isl_point
*pnt
)
509 isl_space
*pnt_dim
= NULL
;
514 ctx
= isl_point_get_ctx(pnt
);
515 pnt_dim
= isl_point_get_space(pnt
);
516 isl_assert(ctx
, isl_space_is_equal(pnt_dim
, pw
->dim
), goto error
);
518 for (i
= 0; i
< pw
->n
; ++i
) {
519 found
= isl_set_contains_point(pw
->p
[i
].set
, pnt
);
526 qp
= FN(EL
,eval
)(FN(EL
,copy
)(pw
->p
[i
].FIELD
),
527 isl_point_copy(pnt
));
529 qp
= isl_qpolynomial_zero(isl_space_copy(pw
->dim
));
531 isl_space_free(pnt_dim
);
536 isl_space_free(pnt_dim
);
542 __isl_give isl_set
*FN(PW
,domain
)(__isl_take PW
*pw
)
550 dom
= isl_set_empty(isl_space_copy(pw
->dim
));
551 for (i
= 0; i
< pw
->n
; ++i
)
552 dom
= isl_set_union_disjoint(dom
, isl_set_copy(pw
->p
[i
].set
));
559 static __isl_give PW
*FN(PW
,intersect_domain_aligned
)(__isl_take PW
*pw
,
560 __isl_take isl_set
*set
)
576 for (i
= pw
->n
- 1; i
>= 0; --i
) {
578 pw
->p
[i
].set
= isl_set_intersect(pw
->p
[i
].set
, isl_set_copy(set
));
581 aff
= isl_set_affine_hull(isl_set_copy(pw
->p
[i
].set
));
582 pw
->p
[i
].FIELD
= FN(EL
,substitute_equalities
)(pw
->p
[i
].FIELD
,
584 if (isl_set_plain_is_empty(pw
->p
[i
].set
)) {
585 isl_set_free(pw
->p
[i
].set
);
586 FN(EL
,free
)(pw
->p
[i
].FIELD
);
588 pw
->p
[i
] = pw
->p
[pw
->n
- 1];
601 __isl_give PW
*FN(PW
,intersect_domain
)(__isl_take PW
*pw
,
602 __isl_take isl_set
*context
)
604 return align_params_pw_set_and(pw
, context
,
605 &FN(PW
,intersect_domain_aligned
));
608 static __isl_give PW
*FN(PW
,gist_aligned
)(__isl_take PW
*pw
,
609 __isl_take isl_set
*context
)
612 isl_basic_set
*hull
= NULL
;
618 isl_set_free(context
);
622 if (!isl_space_match(pw
->dim
, isl_dim_param
,
623 context
->dim
, isl_dim_param
)) {
624 pw
= FN(PW
,align_params
)(pw
, isl_set_get_space(context
));
625 context
= isl_set_align_params(context
, FN(PW
,get_space
)(pw
));
628 context
= isl_set_compute_divs(context
);
629 hull
= isl_set_simple_hull(isl_set_copy(context
));
635 for (i
= pw
->n
- 1; i
>= 0; --i
) {
636 pw
->p
[i
].set
= isl_set_intersect(pw
->p
[i
].set
,
637 isl_set_copy(context
));
640 pw
->p
[i
].FIELD
= FN(EL
,gist
)(pw
->p
[i
].FIELD
,
641 isl_set_copy(pw
->p
[i
].set
));
642 pw
->p
[i
].set
= isl_set_gist_basic_set(pw
->p
[i
].set
,
643 isl_basic_set_copy(hull
));
646 if (isl_set_plain_is_empty(pw
->p
[i
].set
)) {
647 isl_set_free(pw
->p
[i
].set
);
648 FN(EL
,free
)(pw
->p
[i
].FIELD
);
650 pw
->p
[i
] = pw
->p
[pw
->n
- 1];
655 isl_basic_set_free(hull
);
656 isl_set_free(context
);
661 isl_basic_set_free(hull
);
662 isl_set_free(context
);
666 __isl_give PW
*FN(PW
,gist
)(__isl_take PW
*pw
, __isl_take isl_set
*context
)
668 return align_params_pw_set_and(pw
, context
, &FN(PW
,gist_aligned
));
671 __isl_give PW
*FN(PW
,coalesce
)(__isl_take PW
*pw
)
680 for (i
= pw
->n
- 1; i
>= 0; --i
) {
681 for (j
= i
- 1; j
>= 0; --j
) {
682 if (!FN(EL
,plain_is_equal
)(pw
->p
[i
].FIELD
,
685 pw
->p
[j
].set
= isl_set_union(pw
->p
[j
].set
,
687 FN(EL
,free
)(pw
->p
[i
].FIELD
);
689 pw
->p
[i
] = pw
->p
[pw
->n
- 1];
695 pw
->p
[i
].set
= isl_set_coalesce(pw
->p
[i
].set
);
706 isl_ctx
*FN(PW
,get_ctx
)(__isl_keep PW
*pw
)
708 return pw
? isl_space_get_ctx(pw
->dim
) : NULL
;
711 #ifndef NO_INVOLVES_DIMS
712 int FN(PW
,involves_dims
)(__isl_keep PW
*pw
, enum isl_dim_type type
,
713 unsigned first
, unsigned n
)
719 if (pw
->n
== 0 || n
== 0)
721 for (i
= 0; i
< pw
->n
; ++i
) {
722 int involves
= FN(EL
,involves_dims
)(pw
->p
[i
].FIELD
,
724 if (involves
< 0 || involves
)
726 involves
= isl_set_involves_dims(pw
->p
[i
].set
, type
, first
, n
);
727 if (involves
< 0 || involves
)
734 __isl_give PW
*FN(PW
,set_dim_name
)(__isl_take PW
*pw
,
735 enum isl_dim_type type
, unsigned pos
, const char *s
)
743 pw
->dim
= isl_space_set_dim_name(pw
->dim
, type
, pos
, s
);
747 for (i
= 0; i
< pw
->n
; ++i
) {
748 pw
->p
[i
].set
= isl_set_set_dim_name(pw
->p
[i
].set
, type
, pos
, s
);
751 pw
->p
[i
].FIELD
= FN(EL
,set_dim_name
)(pw
->p
[i
].FIELD
, type
, pos
, s
);
763 __isl_give PW
*FN(PW
,drop_dims
)(__isl_take PW
*pw
,
764 enum isl_dim_type type
, unsigned first
, unsigned n
)
770 if (n
== 0 && !isl_space_get_tuple_name(pw
->dim
, type
))
776 pw
->dim
= isl_space_drop_dims(pw
->dim
, type
, first
, n
);
779 for (i
= 0; i
< pw
->n
; ++i
) {
780 pw
->p
[i
].set
= isl_set_drop(pw
->p
[i
].set
, type
, first
, n
);
783 pw
->p
[i
].FIELD
= FN(EL
,drop_dims
)(pw
->p
[i
].FIELD
, type
, first
, n
);
794 /* This function is very similar to drop_dims.
795 * The only difference is that the cells may still involve
796 * the specified dimensions. They are removed using
797 * isl_set_project_out instead of isl_set_drop.
799 __isl_give PW
*FN(PW
,project_out
)(__isl_take PW
*pw
,
800 enum isl_dim_type type
, unsigned first
, unsigned n
)
806 if (n
== 0 && !isl_space_get_tuple_name(pw
->dim
, type
))
812 pw
->dim
= isl_space_drop_dims(pw
->dim
, type
, first
, n
);
815 for (i
= 0; i
< pw
->n
; ++i
) {
816 pw
->p
[i
].set
= isl_set_project_out(pw
->p
[i
].set
, type
, first
, n
);
819 pw
->p
[i
].FIELD
= FN(EL
,drop_dims
)(pw
->p
[i
].FIELD
, type
, first
, n
);
830 /* Project the domain of pw onto its parameter space.
832 __isl_give PW
*FN(PW
,project_domain_on_params
)(__isl_take PW
*pw
)
837 n
= FN(PW
,dim
)(pw
, isl_dim_set
);
838 pw
= FN(PW
,project_out
)(pw
, isl_dim_set
, 0, n
);
839 space
= FN(PW
,get_space
)(pw
);
840 space
= isl_space_params(space
);
841 pw
= FN(PW
,reset_space
)(pw
, space
);
846 #ifndef NO_INSERT_DIMS
847 __isl_give PW
*FN(PW
,insert_dims
)(__isl_take PW
*pw
, enum isl_dim_type type
,
848 unsigned first
, unsigned n
)
854 if (n
== 0 && !isl_space_is_named_or_nested(pw
->dim
, type
))
861 pw
->dim
= isl_space_insert_dims(pw
->dim
, type
, first
, n
);
865 for (i
= 0; i
< pw
->n
; ++i
) {
866 pw
->p
[i
].set
= isl_set_insert_dims(pw
->p
[i
].set
,
870 pw
->p
[i
].FIELD
= FN(EL
,insert_dims
)(pw
->p
[i
].FIELD
,
883 __isl_give PW
*FN(PW
,fix_dim
)(__isl_take PW
*pw
,
884 enum isl_dim_type type
, unsigned pos
, isl_int v
)
894 for (i
= 0; i
< pw
->n
; ++i
) {
895 pw
->p
[i
].set
= isl_set_fix(pw
->p
[i
].set
, type
, pos
, v
);
906 unsigned FN(PW
,dim
)(__isl_keep PW
*pw
, enum isl_dim_type type
)
908 return pw
? isl_space_dim(pw
->dim
, type
) : 0;
911 __isl_give PW
*FN(PW
,split_dims
)(__isl_take PW
*pw
,
912 enum isl_dim_type type
, unsigned first
, unsigned n
)
926 for (i
= 0; i
< pw
->n
; ++i
) {
927 pw
->p
[i
].set
= isl_set_split_dims(pw
->p
[i
].set
, type
, first
, n
);
939 /* Compute the maximal value attained by the piecewise quasipolynomial
940 * on its domain or zero if the domain is empty.
941 * In the worst case, the domain is scanned completely,
942 * so the domain is assumed to be bounded.
944 __isl_give isl_qpolynomial
*FN(PW
,opt
)(__isl_take PW
*pw
, int max
)
947 isl_qpolynomial
*opt
;
953 isl_space
*dim
= isl_space_copy(pw
->dim
);
955 return isl_qpolynomial_zero(dim
);
958 opt
= FN(EL
,opt_on_domain
)(FN(EL
,copy
)(pw
->p
[0].FIELD
),
959 isl_set_copy(pw
->p
[0].set
), max
);
960 for (i
= 1; i
< pw
->n
; ++i
) {
961 isl_qpolynomial
*opt_i
;
962 opt_i
= FN(EL
,opt_on_domain
)(FN(EL
,copy
)(pw
->p
[i
].FIELD
),
963 isl_set_copy(pw
->p
[i
].set
), max
);
965 opt
= isl_qpolynomial_max_cst(opt
, opt_i
);
967 opt
= isl_qpolynomial_min_cst(opt
, opt_i
);
974 __isl_give isl_qpolynomial
*FN(PW
,max
)(__isl_take PW
*pw
)
976 return FN(PW
,opt
)(pw
, 1);
979 __isl_give isl_qpolynomial
*FN(PW
,min
)(__isl_take PW
*pw
)
981 return FN(PW
,opt
)(pw
, 0);
985 __isl_give isl_space
*FN(PW
,get_space
)(__isl_keep PW
*pw
)
987 return pw
? isl_space_copy(pw
->dim
) : NULL
;
991 __isl_give PW
*FN(PW
,reset_space
)(__isl_take PW
*pw
, __isl_take isl_space
*dim
)
999 for (i
= 0; i
< pw
->n
; ++i
) {
1000 pw
->p
[i
].set
= isl_set_reset_space(pw
->p
[i
].set
,
1001 isl_space_copy(dim
));
1004 pw
->p
[i
].FIELD
= FN(EL
,reset_space
)(pw
->p
[i
].FIELD
,
1005 isl_space_copy(dim
));
1006 if (!pw
->p
[i
].FIELD
)
1009 isl_space_free(pw
->dim
);
1014 isl_space_free(dim
);
1020 int FN(PW
,has_equal_space
)(__isl_keep PW
*pw1
, __isl_keep PW
*pw2
)
1025 return isl_space_is_equal(pw1
->dim
, pw2
->dim
);
1029 __isl_give PW
*FN(PW
,morph
)(__isl_take PW
*pw
, __isl_take isl_morph
*morph
)
1037 ctx
= isl_space_get_ctx(pw
->dim
);
1038 isl_assert(ctx
, isl_space_is_equal(pw
->dim
, morph
->dom
->dim
),
1041 pw
= FN(PW
,cow
)(pw
);
1044 isl_space_free(pw
->dim
);
1045 pw
->dim
= isl_space_copy(morph
->ran
->dim
);
1049 for (i
= 0; i
< pw
->n
; ++i
) {
1050 pw
->p
[i
].set
= isl_morph_set(isl_morph_copy(morph
), pw
->p
[i
].set
);
1053 pw
->p
[i
].FIELD
= FN(EL
,morph
)(pw
->p
[i
].FIELD
,
1054 isl_morph_copy(morph
));
1055 if (!pw
->p
[i
].FIELD
)
1059 isl_morph_free(morph
);
1064 isl_morph_free(morph
);
1069 int FN(PW
,foreach_piece
)(__isl_keep PW
*pw
,
1070 int (*fn
)(__isl_take isl_set
*set
, __isl_take EL
*el
, void *user
),
1078 for (i
= 0; i
< pw
->n
; ++i
)
1079 if (fn(isl_set_copy(pw
->p
[i
].set
),
1080 FN(EL
,copy
)(pw
->p
[i
].FIELD
), user
) < 0)
1087 static int any_divs(__isl_keep isl_set
*set
)
1094 for (i
= 0; i
< set
->n
; ++i
)
1095 if (set
->p
[i
]->n_div
> 0)
1101 static int foreach_lifted_subset(__isl_take isl_set
*set
, __isl_take EL
*el
,
1102 int (*fn
)(__isl_take isl_set
*set
, __isl_take EL
*el
,
1103 void *user
), void *user
)
1110 for (i
= 0; i
< set
->n
; ++i
) {
1114 lift
= isl_set_from_basic_set(isl_basic_set_copy(set
->p
[i
]));
1115 lift
= isl_set_lift(lift
);
1117 copy
= FN(EL
,copy
)(el
);
1118 copy
= FN(EL
,lift
)(copy
, isl_set_get_space(lift
));
1120 if (fn(lift
, copy
, user
) < 0)
1134 int FN(PW
,foreach_lifted_piece
)(__isl_keep PW
*pw
,
1135 int (*fn
)(__isl_take isl_set
*set
, __isl_take EL
*el
,
1136 void *user
), void *user
)
1143 for (i
= 0; i
< pw
->n
; ++i
) {
1147 set
= isl_set_copy(pw
->p
[i
].set
);
1148 el
= FN(EL
,copy
)(pw
->p
[i
].FIELD
);
1149 if (!any_divs(set
)) {
1150 if (fn(set
, el
, user
) < 0)
1154 if (foreach_lifted_subset(set
, el
, fn
, user
) < 0)
1162 #ifndef NO_MOVE_DIMS
1163 __isl_give PW
*FN(PW
,move_dims
)(__isl_take PW
*pw
,
1164 enum isl_dim_type dst_type
, unsigned dst_pos
,
1165 enum isl_dim_type src_type
, unsigned src_pos
, unsigned n
)
1169 pw
= FN(PW
,cow
)(pw
);
1173 pw
->dim
= isl_space_move_dims(pw
->dim
, dst_type
, dst_pos
, src_type
, src_pos
, n
);
1177 for (i
= 0; i
< pw
->n
; ++i
) {
1178 pw
->p
[i
].set
= isl_set_move_dims(pw
->p
[i
].set
,
1180 src_type
, src_pos
, n
);
1183 pw
->p
[i
].FIELD
= FN(EL
,move_dims
)(pw
->p
[i
].FIELD
,
1184 dst_type
, dst_pos
, src_type
, src_pos
, n
);
1185 if (!pw
->p
[i
].FIELD
)
1196 __isl_give PW
*FN(PW
,mul_isl_int
)(__isl_take PW
*pw
, isl_int v
)
1200 if (isl_int_is_one(v
))
1202 if (pw
&& isl_int_is_zero(v
)) {
1204 isl_space
*dim
= FN(PW
,get_space
)(pw
);
1206 zero
= FN(PW
,ZERO
)(dim
, pw
->type
);
1208 zero
= FN(PW
,ZERO
)(dim
);
1213 pw
= FN(PW
,cow
)(pw
);
1220 if (isl_int_is_neg(v
))
1221 pw
->type
= isl_fold_type_negate(pw
->type
);
1223 for (i
= 0; i
< pw
->n
; ++i
) {
1224 pw
->p
[i
].FIELD
= FN(EL
,scale
)(pw
->p
[i
].FIELD
, v
);
1225 if (!pw
->p
[i
].FIELD
)
1235 __isl_give PW
*FN(PW
,scale
)(__isl_take PW
*pw
, isl_int v
)
1237 return FN(PW
,mul_isl_int
)(pw
, v
);