[PATCH] D76923: [NFC] Improve performances of Value::getSingleUndroppableUse

Fri Mar 27 07:37:07 PDT 2020

Tyker added a comment.

i was not able to get reliable time measurement for a whole compiler run.
but in a profiler this patched replaced a +0.16% cycles in Use::getUser() and +0.08% time in getSingleUndroppableUse for a +0.06% cycles in InstCombiner::run.

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D76923/new/

https://reviews.llvm.org/D76923