25016   SDValue Shuf0 = DAG.getVectorShuffle(HalfVT, DL, X, Y, Mask0);  in foldShuffleOfConcatUndefs()  local
25018   return DAG.getNode(ISD::CONCAT_VECTORS, DL, VT, Shuf0, Shuf1);  in foldShuffleOfConcatUndefs()
25727   auto *Shuf0 = dyn_cast<ShuffleVectorSDNode>(Shuf->getOperand(0));  in simplifyShuffleOfShuffle()  local
25728   if (!Shuf0 || !Shuf->getOperand(1).isUndef())  in simplifyShuffleOfShuffle()
25732   ArrayRef<int> Mask0 = Shuf0->getMask();  in simplifyShuffleOfShuffle()
27113     auto *Shuf0 = dyn_cast<ShuffleVectorSDNode>(LHS);  in SimplifyVBinOp()  local
27115     if (Shuf0 && Shuf1 && Shuf0->getMask().equals(Shuf1->getMask()) &&  in SimplifyVBinOp()
27121       return DAG.getVectorShuffle(VT, DL, NewBinOp, UndefV, Shuf0->getMask());  in SimplifyVBinOp()
27130     if (isConstOrConstSplat(RHS) && Shuf0 && all_equal(Shuf0->getMask()) &&  in SimplifyVBinOp()
27131         Shuf0->hasOneUse() && Shuf0->getOperand(1).isUndef() &&  in SimplifyVBinOp()
27132         Shuf0->getOperand(0).getOpcode() != ISD::INSERT_VECTOR_ELT) {  in SimplifyVBinOp()
27134       SDValue X = Shuf0->getOperand(0);  in SimplifyVBinOp()
27137                                   Shuf0->getMask());  in SimplifyVBinOp()