38950     ArrayRef<int> RootMask, ArrayRef<const SDNode *> SrcNodes, unsigned Depth,  in combineX86ShufflesRecursively()  argument
38954   assert(!RootMask.empty() &&  in combineX86ShufflesRecursively()
38955          (RootMask.size() > 1 || (RootMask[0] == 0 && SrcOpIndex == 0)) &&  in combineX86ShufflesRecursively()
38982   APInt OpDemandedElts = APInt::getZero(RootMask.size());  in combineX86ShufflesRecursively()
38983   for (int M : RootMask) {  in combineX86ShufflesRecursively()
38984     int BaseIdx = RootMask.size() * SrcOpIndex;  in combineX86ShufflesRecursively()
38985     if (isInRange(M, BaseIdx, BaseIdx + RootMask.size()))  in combineX86ShufflesRecursively()
38991     unsigned NumOpMaskElts = RootMask.size() / Scale;  in combineX86ShufflesRecursively()
38992     assert((RootMask.size() % Scale) == 0 && "Root mask size mismatch");  in combineX86ShufflesRecursively()
38994                .extractBits(RootMask.size() - NumOpMaskElts, NumOpMaskElts)  in combineX86ShufflesRecursively()
39053   bool EmptyRoot = (Depth == 0) && (RootMask.size() == 1);  in combineX86ShufflesRecursively()
39103     assert(((RootMask.size() > OpMask.size() &&  in combineX86ShufflesRecursively()
39104              RootMask.size() % OpMask.size() == 0) ||  in combineX86ShufflesRecursively()
39105             (OpMask.size() > RootMask.size() &&  in combineX86ShufflesRecursively()
39106              OpMask.size() % RootMask.size() == 0) ||  in combineX86ShufflesRecursively()
39107             OpMask.size() == RootMask.size()) &&  in combineX86ShufflesRecursively()
39113     assert(llvm::has_single_bit<uint32_t>(RootMask.size()) &&  in combineX86ShufflesRecursively()
39117     unsigned RootMaskSizeLog2 = llvm::countr_zero(RootMask.size());  in combineX86ShufflesRecursively()
39120     unsigned MaskWidth = std::max<unsigned>(OpMask.size(), RootMask.size());  in combineX86ShufflesRecursively()
39123     unsigned OpRatio = std::max<unsigned>(1, RootMask.size() >> OpMaskSizeLog2);  in combineX86ShufflesRecursively()
39141       if (RootMask[RootIdx] < 0) {  in combineX86ShufflesRecursively()
39143         Mask[i] = RootMask[RootIdx];  in combineX86ShufflesRecursively()
39149               ? RootMask[RootIdx]  in combineX86ShufflesRecursively()
39150               : (RootMask[RootIdx] << RootRatioLog2) + (i & (RootRatio - 1));  in combineX86ShufflesRecursively()