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Commit 488861d0 authored by Simon Pilgrim's avatar Simon Pilgrim
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[X86] Add SimplifyMultipleUseDemandedBitsForTargetNode X86ISD::ANDNP handling 

See if we can remove X86ISD::ANDNP nodes by checking the state of the knownbits of the demanded elements.

This is equivalent to the generic ISD::AND handling, but flips the bits of the LHS operand to account for ANDNP.

Differential Revision: https://reviews.llvm.org/D128216
parent 9f94240f
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