[X86] Add X86ISD::PCMPGT to SimplifyMultipleUseDemandedBitsForTargetNode.
If only the sign bit is demanded, and the LHS is all zeroes, then we can bypass the PCMPGT.
parent
0c5bee8f
Please register or sign in to comment
If only the sign bit is demanded, and the LHS is all zeroes, then we can bypass the PCMPGT.