[llvm] [InstCombine] Check for undef first before freeze (PR #96769)
Nikita Popov via llvm-commits
llvm-commits at lists.llvm.org
Wed Jun 26 07:16:14 PDT 2024
https://github.com/nikic requested changes to this pull request.
If it's known not to be undef/poison, the freeze will be folded away, no need to check for it.
What *would* make sense is if you can check isGuaranteedNotToBeUndef (without the OrPoison). From a quick glance, you likely can, as these are multi-use freezes.
https://github.com/llvm/llvm-project/pull/96769
More information about the llvm-commits
mailing list