File: isl_multi_floor.c

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/*
 * Copyright 2014      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_multi_macro.h>

/* Given f, return floor(f).
 */
__isl_give MULTI(BASE) *FN(MULTI(BASE),floor)(__isl_take MULTI(BASE) *multi)
{
	int i;

	multi = FN(MULTI(BASE),cow)(multi);
	if (!multi)
		return NULL;

	for (i = 0; i < multi->n; ++i) {
		multi->u.p[i] = FN(EL,floor)(multi->u.p[i]);
		if (!multi->u.p[i])
			return FN(MULTI(BASE),free)(multi);
	}

	return multi;
}