BitOp
I(DstMem | SrcReg | ModRM | BitOp | NoWrite, em_bt),
I(DstMem | SrcReg | ModRM | BitOp | Lock | PageTable, em_bts),
I(DstMem | SrcReg | ModRM | BitOp | Lock, em_btr),
G(BitOp, group8),
I(DstMem | SrcReg | ModRM | BitOp | Lock | PageTable, em_btc),
if (ctxt->d & BitOp)