[PATCH] D131169: [InstSimplify] Fold fcmp with dominating assume

Parth Shastri via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Aug 4 07:23:41 PDT 2022


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Fold float comparisons like x >= y after assume(x > y). This treats fcmp like icmp, which already has this optimization.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D131169

Files:
  llvm/lib/Analysis/AssumptionCache.cpp
  llvm/lib/Analysis/InstructionSimplify.cpp
  llvm/lib/Analysis/ValueTracking.cpp
  llvm/lib/IR/Instructions.cpp
  llvm/test/Transforms/InstSimplify/assume_cmp.ll

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