[llvm] [RISCV] Recurse on second operand of two operand shuffles (PR #79197)

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``````````bash
git-clang-format --diff f05dd29ceea29080d18ec31414a7ae2edf86c39d 70e1ba53ec56a6f808d86b0afe14b8178aa9dd80 -- llvm/lib/Target/RISCV/RISCVISelLowering.cpp
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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 c91a66e26f..27ca3d2fd1 100644
--- a/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
+++ b/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
@@ -4984,8 +4984,8 @@ static SDValue lowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG,
     bool SelectMaskVal = (MaskIndex < (int)NumElts) ^ !SwapOps;
     MaskVals.push_back(DAG.getConstant(SelectMaskVal, DL, XLenVT));
     bool IsLHSOrUndefIndex = MaskIndex < (int)NumElts;
-    ShuffleMaskLHS.push_back(IsLHSOrUndefIndex && MaskIndex >= 0
-                             ? MaskIndex : -1);
+    ShuffleMaskLHS.push_back(IsLHSOrUndefIndex && MaskIndex >= 0 ? MaskIndex
+                                                                 : -1);
     ShuffleMaskRHS.push_back(IsLHSOrUndefIndex ? -1 : (MaskIndex - NumElts));
   }
 
@@ -5028,8 +5028,8 @@ static SDValue lowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG,
     SmallVector<SDValue> GatherIndicesLHS;
     for (int ShuffleIdx : ShuffleMaskLHS)
       GatherIndicesLHS.push_back(ShuffleIdx != -1
-                                 ? DAG.getConstant(ShuffleIdx, DL, XLenVT)
-                                 : DAG.getUNDEF(XLenVT));
+                                     ? DAG.getConstant(ShuffleIdx, DL, XLenVT)
+                                     : DAG.getUNDEF(XLenVT));
     SDValue LHSIndices = DAG.getBuildVector(IndexVT, DL, GatherIndicesLHS);
     LHSIndices = convertToScalableVector(IndexContainerVT, LHSIndices, DAG,
                                          Subtarget);

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https://github.com/llvm/llvm-project/pull/79197