2405   if (isNullOrNullSplat(Op0))  in isTruncateOf()
2407   else if (isNullOrNullSplat(Op1))  in isTruncateOf()
2578       ((isNullOrNullSplat(CT) && isAllOnesOrAllOnesSplat(CF)) ||  in foldBinOpIntoSelect()
2579        (isNullOrNullSplat(CF) && isAllOnesOrAllOnesSplat(CT)));  in foldBinOpIntoSelect()
2592     if ((BinOpcode == ISD::AND && isNullOrNullSplat(CT)) ||  in foldBinOpIntoSelect()
2598     if ((BinOpcode == ISD::AND && isNullOrNullSplat(CF)) ||  in foldBinOpIntoSelect()
2834   if (N0.getOpcode() == ISD::SUB && isNullOrNullSplat(N0.getOperand(0)))  in visitADDLike()
2838   if (N1.getOpcode() == ISD::SUB && isNullOrNullSplat(N1.getOperand(0)))  in visitADDLike()
3148       isNullOrNullSplat(N1.getOperand(0).getOperand(0)))  in visitADDLikeCommutative()
3324   if (isNullOrNullSplat(N1))  in visitADDO()
3843   if (isNullOrNullSplat(N0)) {  in visitSUB()
3892   if (N1.getOpcode() == ISD::SUB && isNullOrNullSplat(N1.getOperand(0)))  in visitSUB()
3978         isNullOrNullSplat(N1.getOperand(0).getOperand(0))) {  in visitSUB()
3985         isNullOrNullSplat(N1.getOperand(1).getOperand(0))) {  in visitSUB()
4278   if (isNullOrNullSplat(N1))  in visitSUBO()
5485   if (isNullOrNullSplat(N1))  in visitMULO()
5546     if (isNullOrNullSplat(N3)) {  in isSaturatingMinMax()
5965     bool IsZero = isNullOrNullSplat(LR);  in foldLogicOfSetCCs()
6234     if (CC == ISD::SETLT && isNullOrNullSplat(CommonValue))  in foldAndOrOfSETCC()
7273     if (isNullOrNullSplat(N0.getOperand(0))) {  in visitAND()
9773   if (isNullOrNullSplat(N1))  in visitRotate()
10779     return V.isUndef() || isNullOrNullSplat(V, /*AllowUndefs*/ true);  in visitFunnelShift()
11287   if (CC == ISD::SETLT && isNullOrNullSplat(CondC) && isNullOrNullSplat(C2)) {  in foldSelectOfConstantsUsingSra()
11308   if (CC == ISD::SETLT && isNullOrNullSplat(Cond.getOperand(1)))  in shouldConvertSelectOfConstantsToMath()
11451   if (Cond == F || isNullOrNullSplat(F, /* AllowUndefs */ true))  in foldBoolSelectToLogic()
11461   if (isNullOrNullSplat(T, /* AllowUndefs */ true)) {  in foldBoolSelectToLogic()
11485   if (CC == ISD::SETLT && isNullOrNullSplat(Cond1))  in foldVSelectToSignBitSplatMask()
11493   if (isNullOrNullSplat(N2)) {  in foldVSelectToSignBitSplatMask()
11512   if (isNullOrNullSplat(N1) && TLI.hasAndNot(N1)) {  in foldVSelectToSignBitSplatMask()
12137       isNullOrNullSplat(N2)) {  in foldVSelectOfConstants()
12223     if (isNullOrNullSplat(RHS)) {  in visitVSELECT()
13545       isNullOrNullSplat(N0.getOperand(0)) &&  in visitSIGN_EXTEND()
26359          (N0.getOperand(0).isUndef() || isNullOrNullSplat(Vec))) ||  in visitVECREDUCE()