[X86] Add test showing incorrect movmsk->ptest fold
We can't fold MOVMSK(BITCAST(PCMPEQ(X,0))) -> PTESTZ(X,X) if we're not testing every element comparison
Loading
Please sign in to comment
We can't fold MOVMSK(BITCAST(PCMPEQ(X,0))) -> PTESTZ(X,X) if we're not testing every element comparison