Viewing file:  isl_multi_domain_templ.c (943 B) -rw-r--r--
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/*
* Copyright 2013 Ecole Normale Superieure
*
* Use of this software is governed by the MIT license
*
* Written by Sven Verdoolaege,
* Ecole Normale Superieure, 45 rue d'Ulm, 75230 Paris, France
*/
#include <isl/set.h>
#include <isl_multi_macro.h>
/* Return the shared domain of the elements of "multi".
*
* If "multi" has an explicit domain, then return this domain.
*/
__isl_give isl_set *FN(MULTI(BASE),domain)(__isl_take MULTI(BASE) *multi)
{
int i;
isl_set *dom;
if (!multi)
return NULL;
if (FN(MULTI(BASE),has_explicit_domain)(multi)) {
dom = FN(MULTI(BASE),get_explicit_domain)(multi);
FN(MULTI(BASE),free)(multi);
return dom;
}
dom = isl_set_universe(FN(MULTI(BASE),get_domain_space)(multi));
for (i = 0; i < multi->n; ++i) {
isl_set *dom_i;
dom_i = FN(EL,domain)(FN(FN(MULTI(BASE),get),BASE)(multi, i));
dom = isl_set_intersect(dom, dom_i);
}
FN(MULTI(BASE),free)(multi);
return dom;
}
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