[PATCH] D110613: [Taildup] Don't tail-duplicate loop header with multiple successors as its latches

[Kai Luo via Phabricator via llvm-commits]

lkail added a comment.

IIUC, switching this pattern off might lose some optimization commonly seen in interpreter, e.g., https://eli.thegreenplace.net/2012/07/12/computed-goto-for-efficient-dispatch-tables. Do you have any benchmark numbers?


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D110613/new/

https://reviews.llvm.org/D110613