[PATCH] D84598: [JumpThreading] Add a basic support for freeze instruction
Juneyoung Lee via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Jul 28 09:48:34 PDT 2020
aqjune added inline comments.
================
Comment at: llvm/lib/Transforms/Scalar/JumpThreading.cpp:698
+ Value *Source = FI->getOperand(0);
+ if (!isa<PHINode>(Source) && !isa<CmpInst>(Source))
+ return false;
----------------
efriedma wrote:
> Do we want to handle a freeze of a cast, or vice versa?
Yes, it sounds good.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D84598/new/
https://reviews.llvm.org/D84598
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