[PATCH] D106408: Allow rematerialization of virtual reg uses

[zino benaissa via Phabricator via llvm-commits]

zino added a comment.

I just want to report that I tried this PR on large internal workloads (for X86) and saw some good performance. The generated code cleaned up nicely, I saw 350K new hits almost all are lea instructions. Observed 3% to 5% reduction in executed load/stores.   Can the PR get be approved/landed?


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D106408/new/

https://reviews.llvm.org/D106408