[PATCH] D87465: [TargetLowering] Change SimplifyDemandedBits for XOR

[Jay Foad via Phabricator via llvm-commits]

foad abandoned this revision.
foad added a comment.

In D87465#2625799 <https://reviews.llvm.org/D87465#2625799>, @lebedev.ri wrote:

> This seems to lack description/motivation/test cases.
> //Why// do we not want to strength-reduce `xor` into an `and`?

The original motivation was here: https://reviews.llvm.org/D87145?id=289963#inline-807379

But that problem was fixed in other ways, so I'll give up on this now.


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D87465/new/

https://reviews.llvm.org/D87465