Index: target-alpha/translate.c
===================================================================
--- target-alpha/translate.c	(revision 5670)
+++ target-alpha/translate.c	(working copy)
@@ -1464,7 +1464,7 @@
             break;
         case 0x2C:
             /* XXX: incorrect */
-            if (fn11 == 0x2AC) {
+            if (fn11 == 0x2AC || fn11 == 0x6AC) {
                 /* CVTST */
                 gen_farith2(&helper_cvtst, rb, rc);
             } else {