7980                       std::optional<uint64_t> VectorIndex,  in calculateByteProvider()  argument
7995   if (Op.getOpcode() != ISD::LOAD && VectorIndex.has_value())  in calculateByteProvider()
8008         calculateByteProvider(Op->getOperand(0), Index, Depth + 1, VectorIndex);  in calculateByteProvider()
8012         calculateByteProvider(Op->getOperand(1), Index, Depth + 1, VectorIndex);  in calculateByteProvider()
8039                                        Depth + 1, VectorIndex, Index);  in calculateByteProvider()
8054     return calculateByteProvider(NarrowOp, Index, Depth + 1, VectorIndex,  in calculateByteProvider()
8059                                  Depth + 1, VectorIndex, StartingIndex);  in calculateByteProvider()
8065     VectorIndex = OffsetOp->getZExtValue();  in calculateByteProvider()
8079     if (*VectorIndex * NarrowByteWidth > StartingIndex)  in calculateByteProvider()
8081     if ((*VectorIndex + 1) * NarrowByteWidth <= StartingIndex)  in calculateByteProvider()
8085                                  VectorIndex, StartingIndex);  in calculateByteProvider()
8105     unsigned BPVectorIndex = VectorIndex.value_or(0U);  in calculateByteProvider()