[PATCH] D82112: [RFC][BPF] Implement getUserCost() for BPFTargetTransformInfo

Yonghong Song via Phabricator via cfe-commits cfe-commits at lists.llvm.org
Wed Sep 9 15:36:17 PDT 2020


yonghong-song abandoned this revision.
yonghong-song added a comment.

Abandon this one. The current approach is to add "user barriers" in an IR phase before simplifyCFG/instrcombine to disable unfavorable speculative code motion.


Repository:
  rG LLVM Github Monorepo

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https://reviews.llvm.org/D82112



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