Ib
case Ib:
/*a4*/ { "shld", TRUE, LONG, op3(Ib,R,E), 0 },
/*ac*/ { "shrd", TRUE, LONG, op3(Ib,R,E), 0 },
/*ba*/ { "", TRUE, LONG, op2(Ib, E), db_Grp8 },
/*c0*/ { "", TRUE, BYTE, op2(Ib, E), db_Grp2 },
/*c1*/ { "", TRUE, LONG, op2(Ib, E), db_Grp2 },
/*c8*/ { "enter", FALSE, NONE, op2(Iw, Ib), 0 },
/*cd*/ { "int", FALSE, NONE, op1(Ib), 0 },
/*e4*/ { "in", FALSE, BYTE, op2(Ib, A), 0 },
/*e5*/ { "in", FALSE, LONG, op2(Ib, A) , 0 },
/*e6*/ { "out", FALSE, BYTE, op2(A, Ib), 0 },
/*e7*/ { "out", FALSE, LONG, op2(A, Ib) , 0 },