X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=isl_multi_templ.c;h=d73eb50090337d5122e5d424804471249fb8315a;hb=19596bc4e5cd282b2e75d17077b1aaaeacbfd6f9;hp=720649d9f4a843250f2b1cb5c6db60d168427cd2;hpb=ed593595d0a9923d7299f7a79ac50331861a8090;p=platform%2Fupstream%2Fisl.git

diff --git a/isl_multi_templ.c b/isl_multi_templ.c
index 720649d..d73eb50 100644
--- a/isl_multi_templ.c
+++ b/isl_multi_templ.c
@@ -429,6 +429,7 @@ __isl_give MULTI(BASE) *FN(MULTI(BASE),gist_aligned)(
 {
 	int i;
 
+	multi = FN(MULTI(BASE),cow)(multi);
 	if (!multi || !context)
 		goto error;
 
@@ -872,3 +873,39 @@ error:
 	isl_val_free(v);
 	return FN(MULTI(BASE),free)(multi);
 }
+
+/* Multiply the elements of "multi" by the corresponding element of "mv"
+ * and return the result.
+ */
+__isl_give MULTI(BASE) *FN(MULTI(BASE),scale_multi_val)(
+	__isl_take MULTI(BASE) *multi, __isl_take isl_multi_val *mv)
+{
+	int i;
+
+	if (!multi || !mv)
+		goto error;
+
+	if (!isl_space_tuple_match(multi->space, isl_dim_out,
+					mv->space, isl_dim_set))
+		isl_die(isl_multi_val_get_ctx(mv), isl_error_invalid,
+			"spaces don't match", goto error);
+
+	multi = FN(MULTI(BASE),cow)(multi);
+	if (!multi)
+		return NULL;
+
+	for (i = 0; i < multi->n; ++i) {
+		isl_val *v;
+
+		v = isl_multi_val_get_val(mv, i);
+		multi->p[i] = FN(EL,scale_val)(multi->p[i], v);
+		if (!multi->p[i])
+			goto error;
+	}
+
+	isl_multi_val_free(mv);
+	return multi;
+error:
+	isl_multi_val_free(mv);
+	return FN(MULTI(BASE),free)(multi);
+}