[llvm] [RISCV] Decompose single source shuffles (without exact VLEN) (PR #126951)

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git-clang-format --diff c77d2027592c93ca1a2009a90b64b5cbdf8cfba3 08a383d29a2b55bcd5d9057d4591003b1614a90d --extensions cpp -- llvm/lib/Target/RISCV/RISCVISelLowering.cpp
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View the diff from clang-format here.
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diff --git a/llvm/lib/Target/RISCV/RISCVISelLowering.cpp b/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
index 829eef2e4d..1311edde4b 100644
--- a/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
+++ b/llvm/lib/Target/RISCV/RISCVISelLowering.cpp
@@ -5356,8 +5356,7 @@ static bool isLocalRepeatingShuffle(ArrayRef<int> Mask, int Span) {
 
 /// Is this mask only using elements from the first span of the input?
 static bool isLowSourceShuffle(ArrayRef<int> Mask, int Span) {
-  return all_of(Mask,
-                [&](const auto &Idx) { return Idx == -1 || Idx < Span; });
+  return all_of(Mask, [&](const auto &Idx) { return Idx == -1 || Idx < Span; });
 }
 
 /// Try to widen element type to get a new mask value for a better permutation
@@ -5791,9 +5790,8 @@ static SDValue lowerVECTOR_SHUFFLE(SDValue Op, SelectionDAG &DAG,
       Gather = DAG.getUNDEF(ContainerVT);
       SDValue SlideAmt =
           DAG.getElementCount(DL, XLenVT, M1VT.getVectorElementCount());
-      SDValue SubV1 =
-          DAG.getNode(ISD::EXTRACT_SUBVECTOR, DL, M1VT, V1,
-                      DAG.getVectorIdxConstant(0, DL));
+      SDValue SubV1 = DAG.getNode(ISD::EXTRACT_SUBVECTOR, DL, M1VT, V1,
+                                  DAG.getVectorIdxConstant(0, DL));
       for (int i = 0; i < N; i++) {
         if (i != 0)
           LHSIndices = getVSlidedown(DAG, Subtarget, DL, IndexContainerVT,

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https://github.com/llvm/llvm-project/pull/126951