[PATCH] D42896: [SelectionDAG] Add initial implementation of TargetLowering::SimplifyDemandedVectorElts

[Simon Dardis via Phabricator via llvm-commits]

sdardis added a comment.

I'll address the size regression after this lands. It's an odd enough case that I don't feel its worth holding this patch up.


Repository:
  rL LLVM

https://reviews.llvm.org/D42896