[PATCH] D75401: [InstSimplify] Remove freeze if its operand is used as a branch condition
Juneyoung Lee via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Sat Feb 29 15:04:00 PST 2020
aqjune added a comment.
In D75401#1899543 <https://reviews.llvm.org/D75401#1899543>, @lebedev.ri wrote:
> Don't we want to look at every `br` that dominates `Q.CxtI`?
In D75401#1899594 <https://reviews.llvm.org/D75401#1899594>, @jdoerfert wrote:
> And then centralized collect `known UB` cases?
Makes sense, I'll make `isGuaranteedNotToBeUndefOrPoison` take the `CxtI`.
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https://reviews.llvm.org/D75401/new/
https://reviews.llvm.org/D75401
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