src/hotspot/share/c1/c1_FrameMap.cpp

@@ -39,11 +39,11 @@
   if (!method->is_static()) sta->append(T_OBJECT);
   // add remaining arguments
   for (int i = 0; i < sig->count(); i++) {
     ciType* type = sig->type_at(i);
     BasicType t = type->basic_type();
-    if (t == T_ARRAY) {
+    if (t == T_ARRAY || t == T_VALUETYPE) {
       t = T_OBJECT;
     }
     sta->append(t);
   }
   // done