[PATCH] D31724: [SelectionDAG] Remove special call to LHS computeKnownBits for ANDs with constant RHS.

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon added a comment.
Herald added subscribers: ychen, steven.zhang, wuzish, MaskRay.

@craig.topper Is this still relevant? At least some of these changes have been fixed by improvements to SimplifyDemandedBits


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  https://reviews.llvm.org/D31724/new/

https://reviews.llvm.org/D31724