SDEP
/*80*/ { "", true, SDEP, op2(E, Rq), "invept" },
/*81*/ { "", true, SDEP, op2(E, Rq), "invvpid" },
/*82*/ { "", true, SDEP, op2(E, Rq), "invpcid" },
if (i_size == SDEP) {
/*1f*/ { "nopl", true, SDEP, 0, "nopw" },
/*98*/ { "cwde", false, SDEP, 0, "cbw" },
/*99*/ { "cdq", false, SDEP, 0, "cwd" },
if (i_size == SDEP) {
/*1f*/ { "nopl", true, SDEP, 0, "nopw" },
/*98*/ { "cbw", false, SDEP, 0, "cwde" }, /* cbw/cwde */
/*99*/ { "cwd", false, SDEP, 0, "cdq" }, /* cwd/cdq */
/*e3*/ { "jcxz", false, SDEP, op1(Db), "jecxz" },