31356     ArrayRef<int> RootMask, ArrayRef<const SDNode *> SrcNodes, unsigned Depth,  in combineX86ShufflesRecursively()  argument
31415   assert(((RootMask.size() > OpMask.size() &&  in combineX86ShufflesRecursively()
31416            RootMask.size() % OpMask.size() == 0) ||  in combineX86ShufflesRecursively()
31417           (OpMask.size() > RootMask.size() &&  in combineX86ShufflesRecursively()
31418            OpMask.size() % RootMask.size() == 0) ||  in combineX86ShufflesRecursively()
31419           OpMask.size() == RootMask.size()) &&  in combineX86ShufflesRecursively()
31425   assert(isPowerOf2_32(RootMask.size()) && "Non-power-of-2 shuffle mask sizes");  in combineX86ShufflesRecursively()
31427   unsigned RootMaskSizeLog2 = countTrailingZeros(RootMask.size());  in combineX86ShufflesRecursively()
31430   unsigned MaskWidth = std::max<unsigned>(OpMask.size(), RootMask.size());  in combineX86ShufflesRecursively()
31432   unsigned OpRatio = std::max<unsigned>(1, RootMask.size() >> OpMaskSizeLog2);  in combineX86ShufflesRecursively()
31450     if (RootMask[RootIdx] < 0) {  in combineX86ShufflesRecursively()
31452       Mask[i] = RootMask[RootIdx];  in combineX86ShufflesRecursively()
31458             ? RootMask[RootIdx]  in combineX86ShufflesRecursively()
31459             : (RootMask[RootIdx] << RootRatioLog2) + (i & (RootRatio - 1));  in combineX86ShufflesRecursively()