[PATCH] D84250: [InstSimplify] ExpandBinOp should fold an expression only when it's safe
Juneyoung Lee via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed Jul 29 07:32:29 PDT 2020
aqjune updated this revision to Diff 281578.
aqjune added a comment.
- Use getBinOpAbsorber
- Add tests
I couldn't find a test that was previously optimized but now unoptimized,
except when & and ^ are combined.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D84250/new/
https://reviews.llvm.org/D84250
Files:
llvm/lib/Analysis/InstructionSimplify.cpp
llvm/test/Transforms/InstCombine/and-or-icmps.ll
llvm/test/Transforms/InstSimplify/distribute.ll
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