X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbearch.c;h=942e7f51d0ad78969c769e80cd35a0a0cbf324f9;hb=0b1140d1887f497ef413709e5cda2608f2cd1017;hp=88c8482ff7a91fb751f2124e6057f624f7512c83;hpb=1872920c09708b361d06c0dc9f4c1fd0a03544f5;p=libfirm

diff --git a/ir/be/bearch.c b/ir/be/bearch.c
index 88c8482ff..942e7f51d 100644
--- a/ir/be/bearch.c
+++ b/ir/be/bearch.c
@@ -52,15 +52,15 @@ arch_env_t *arch_env_init(const arch_isa_if_t *isa_if, FILE *file_handle, be_mai
 /**
  * Put all registers in a class into a bitset.
  * @param cls The class.
- * @param bs The bitset. May be NULL.
+ * @param bs The bitset.
  * @return The number of registers in the class.
  */
 static int arch_register_class_put(const arch_register_class_t *cls, bitset_t *bs)
 {
-	int i, n;
-	for(i = 0, n = cls->n_regs; i < n; ++i)
+	int i, n = cls->n_regs;
+	for (i = n - 1; i >= 0; --i)
 		bitset_set(bs, i);
-	return cls->n_regs;
+	return n;
 }
 
 /**