[llvm] [AArch64] Return Invalid partial reduction cost for i128 accumulator. (PR #162066)

via llvm-commits llvm-commits at lists.llvm.org
Mon Oct 6 03:54:39 PDT 2025


github-actions[bot] wrote:

<!--LLVM CODE FORMAT COMMENT: {clang-format}-->


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<details>
<summary>
You can test this locally with the following command:
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``````````bash
git-clang-format --diff origin/main HEAD --extensions cpp -- llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
``````````

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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp b/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
index bb3b9d5bf..479e34515 100644
--- a/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
+++ b/llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp
@@ -5667,7 +5667,7 @@ InstructionCost AArch64TTIImpl::getPartialReductionCost(
       VectorType::get(AccumType, VF.divideCoefficientBy(Ratio));
   // We don't yet support all kinds of legalization.
   auto TC = TLI->getTypeConversion(AccumVectorType->getContext(),
-                             EVT::getEVT(AccumVectorType));
+                                   EVT::getEVT(AccumVectorType));
   switch (TC.first) {
   default:
     return Invalid;

``````````

</details>


https://github.com/llvm/llvm-project/pull/162066


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