[llvm] [InstCombine] Fold `(x == y) ? 0 : (x > y ? 1 : -1)` into `ucmp/scmp(x,y)` (PR #107314)
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Wed Sep 4 15:17:54 PDT 2024
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<!--LLVM CODE FORMAT COMMENT: {clang-format}-->
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git-clang-format --diff 1ff8657b26870e9db4527b621fab0d21b6cbdc3c fd7dd972dfd9b7285d7aad24e42b3cb7fab65f2b --extensions cpp -- llvm/lib/Transforms/InstCombine/InstCombineSelect.cpp
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View the diff from clang-format here.
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diff --git a/llvm/lib/Transforms/InstCombine/InstCombineSelect.cpp b/llvm/lib/Transforms/InstCombine/InstCombineSelect.cpp
index 92154493cd..da174928a9 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineSelect.cpp
+++ b/llvm/lib/Transforms/InstCombine/InstCombineSelect.cpp
@@ -3598,8 +3598,7 @@ Instruction *InstCombinerImpl::foldSelectToCmp(SelectInst &SI) {
}
}
- Intrinsic::ID IID =
- IsSigned ? Intrinsic::scmp : Intrinsic::ucmp;
+ Intrinsic::ID IID = IsSigned ? Intrinsic::scmp : Intrinsic::ucmp;
if (Replace)
return replaceInstUsesWith(
SI, Builder.CreateIntrinsic(SI.getType(), IID, {LHS, RHS}));
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https://github.com/llvm/llvm-project/pull/107314
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