static boolean instanceOfFinal(Object object, int targetTibOffset) {
static boolean instanceOfFinal(Object object, int targetTibOffset) throws VM_PragmaUninterruptible {
  static boolean instanceOfFinal(Object object, int targetTibOffset) {    if (object == null)      return false; // null is not an instance of any type    Object lhsTib= VM_Magic.getObjectAtOffset(VM_Magic.getJTOC(),                                               targetTibOffset);    Object rhsTib= VM_ObjectModel.getTIB(object);    return (lhsTib == rhsTib);  }