emitPrimOp dflags [res] ClzOp   [w] = emitClzCall res w (wordWidth dflags)
emitPrimOp dflags [res] ClzOp   [w] = emitClzCall res w (wordWidth dflags)
emitPrimOp dflags [res] ClzOp   [w] = emitClzCall res w (wordWidth dflags)