[PATCH] D110922: [LoopPeel] Peel loops with deoptimizing exits

Roman Lebedev via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Oct 1 05:05:35 PDT 2021


lebedev.ri added reviewers: fhahn, reames, skatkov.
lebedev.ri added inline comments.


================
Comment at: llvm/lib/Transforms/Utils/BasicBlockUtils.cpp:504
+      if (Succ->getTerminatingDeoptimizeCall() ||
+          isa<UnreachableInst>(Succ->getTerminator())) {
+        DeoptimizingBlocks.push_back(Succ);
----------------
Nice, i was about to ask for that.
But doesn't this lead to the issues with branch weights discussed in D108108?


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D110922/new/

https://reviews.llvm.org/D110922



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