SrcImmByte
I(DstMem | SrcImmByte | NoWrite, em_bt),
I(DstMem | SrcImmByte | Lock | PageTable, em_bts),
I(DstMem | SrcImmByte | Lock, em_btr),
I(DstMem | SrcImmByte | Lock | PageTable, em_btc),
I(SrcImmByte | Mov | Stack, em_push),
X16(D(SrcImmByte | NearBranch | IsBranch)),
G(DstMem | SrcImmByte, group1),
D(ImplicitOps | IsBranch), DI(SrcImmByte | IsBranch | ShadowStack, intn),
X3(I(SrcImmByte | NearBranch | IsBranch, em_loop)),
I(SrcImmByte | NearBranch | IsBranch, em_jcxz),
D(SrcImmByte | ImplicitOps | NearBranch | IsBranch),
case SrcImmByte: