[PATCH] D141113: Improve mul 2^N +/- 2 pattern

[Craig Topper via Phabricator via llvm-commits]

craig.topper added a comment.

Can you describe the old vs new pattern in the description


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D141113/new/

https://reviews.llvm.org/D141113