[PATCH] D106045: [LoopFlatten] Use Loop to identify loop induction phi. NFC

Sjoerd Meijer via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Jul 15 01:37:25 PDT 2021


SjoerdMeijer added inline comments.


================
Comment at: llvm/lib/Transforms/Scalar/LoopFlatten.cpp:127
   // search for the best one?
   InductionPHI = nullptr;
+  InductionPHI = L->getInductionVariable(*SE);
----------------
We don't need this anymore?


================
Comment at: llvm/lib/Transforms/Scalar/LoopFlatten.cpp:132
     return false;
+  } else {
+    LLVM_DEBUG(dbgs() << "Found induction PHI: "; InductionPHI->dump());
----------------
And we don't need the `else` I think.


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  https://reviews.llvm.org/D106045/new/

https://reviews.llvm.org/D106045



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