[llvm] [RISCV] Lower e64 vector_deinterleave via ri.vunzip2{a,b} if available (PR #136321)

via llvm-commits llvm-commits at lists.llvm.org
Fri Apr 18 09:26:33 PDT 2025


github-actions[bot] wrote:

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You can test this locally with the following command:
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git-clang-format --diff HEAD~1 HEAD --extensions cpp,h -- llvm/lib/Target/RISCV/RISCVISelLowering.cpp llvm/lib/Target/RISCV/RISCVISelLowering.h
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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/lib/Target/RISCV/RISCVISelLowering.cpp b/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
index 197d16693..b304b6e8b 100644
--- a/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
+++ b/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
@@ -11517,9 +11517,9 @@ SDValue RISCVTargetLowering::lowerVECTOR_DEINTERLEAVE(SDValue Op,
     SDValue V1 = Op->getOperand(0);
     SDValue V2 = Op->getOperand(1);
     SDValue Even =
-      lowerVZIP(RISCVISD::RI_VUNZIP2A_VL, V1, V2, DL, DAG, Subtarget);
+        lowerVZIP(RISCVISD::RI_VUNZIP2A_VL, V1, V2, DL, DAG, Subtarget);
     SDValue Odd =
-      lowerVZIP(RISCVISD::RI_VUNZIP2B_VL, V1, V2, DL, DAG, Subtarget);
+        lowerVZIP(RISCVISD::RI_VUNZIP2B_VL, V1, V2, DL, DAG, Subtarget);
     return DAG.getMergeValues({Even, Odd}, DL);
   }
 

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https://github.com/llvm/llvm-project/pull/136321


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