[PATCH] D142271: [ValueTracking] Add KnownBits patterns `xor(x, x - 1)` and `and(x, -x)` for knowing upper bits to be zero

Nikita Popov via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Sat Feb 18 06:26:14 PST 2023

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nikic added a comment.

Any reason not to commit the first three patches in this stack yet?


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D142271/new/

https://reviews.llvm.org/D142271

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