[llvm] [InstCombine] Optimize fcmp ord/uno logical select operations using freeze (PR #205076)

via llvm-commits llvm-commits at lists.llvm.org
Mon Jun 22 22:11:38 PDT 2026


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``````````bash
git-clang-format --diff origin/main HEAD --extensions cpp -- llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp --diff_from_common_commit
``````````

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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp b/llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp
index 9791af4f4..607da5352 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp
+++ b/llvm/lib/Transforms/InstCombine/InstCombineAndOrXor.cpp
@@ -1473,8 +1473,7 @@ Value *InstCombinerImpl::foldLogicOfFCmps(FCmpInst *LHS, FCmpInst *RHS,
   }
 
   if ((PredL == FCmpInst::FCMP_ORD && PredR == FCmpInst::FCMP_ORD && IsAnd) ||
-       (PredL == FCmpInst::FCMP_UNO && PredR == FCmpInst::FCMP_UNO &&
-        !IsAnd)) {
+      (PredL == FCmpInst::FCMP_UNO && PredR == FCmpInst::FCMP_UNO && !IsAnd)) {
     if (LHS0->getType() != RHS0->getType())
       return nullptr;
 

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https://github.com/llvm/llvm-project/pull/205076


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