/add_n.s/1.4/Mon Jul 16 21:34:55 2001//
/lshift.s/1.4/Mon Jul 16 21:34:55 2001//
/rshift.s/1.4/Mon Jul 16 21:34:55 2001//
/sub_n.s/1.3/Mon Jul 16 21:34:55 2001//
D
