op3
/*a4*/ { "shld", TRUE, LONG, op3(Ib,R,E), 0 },
/*a5*/ { "shld", TRUE, LONG, op3(CL,R,E), 0 },
/*ac*/ { "shrd", TRUE, LONG, op3(Ib,R,E), 0 },
/*ad*/ { "shrd", TRUE, LONG, op3(CL,R,E), 0 },
/*69*/ { "imul", TRUE, LONG, op3(I,E,R), 0 },
/*6b*/ { "imul", TRUE, LONG, op3(Ibs,E,R),0 },