pprInstr (BSWAP format op) = pprFormatOp (sLit "bswap") format (OpReg op)
pprInstr (BSWAP format op) = pprFormatOp (sLit "bswap") format (OpReg op)
pprInstr (BSWAP format op) = pprFormatOp (sLit "bswap") format (OpReg op)