938   if (!N1C || !N1C->isOne())  in combineShiftToAVG()
956         ConstOp->isOne()) {  in combineShiftToAVG()
962         ConstOp->isOne()) {  in combineShiftToAVG()
968         ConstOp->isOne()) {  in combineShiftToAVG()
1901     if (DemandedBits.isOne())  in SimplifyDemandedBits()
2152     if (DemandedBits.isOne() && !TLO.LegalOps && !VT.isVector())  in SimplifyDemandedBits()
2628     if (C && !C->isAllOnes() && !C->isOne() &&  in SimplifyDemandedBits()
3620     return CVal.isOne();  in isConstTrueVal()
3655     return N->isOne();  in isExtendedTrueVal()
3662     return (N->isOne() && !SExt) || (SExt && (N->getValueType(0) != MVT::i1));  in isExtendedTrueVal()
4187     if (N0.getOpcode() == ISD::SRL && (C1.isZero() || C1.isOne()) &&  in SimplifySetCC()
4437     } else if ((N1C->isZero() || N1C->isOne()) &&  in SimplifySetCC()
4445         bool TrueWhenTrue = (Cond == ISD::SETEQ) ^ (!N1C->isOne());  in SimplifySetCC()
4483       } else if (N1C->isOne()) {  in SimplifySetCC()
5814     if (Divisor.isOne() || Divisor.isAllOnes()) {  in BuildSDIV()
5971     if (!magics.IsAdd || Divisor.isOne()) {  in BuildUDIV()
6183     bool TautologicalLane = D.isOne() || TautologicalInvertedLane;  in prepareUREMEqFold()
6195     assert((!D.isOne() || (K == 0)) && "For divisor '1' we won't rotate.");  in prepareUREMEqFold()
6202     AllDivisorsArePowerOfTwo &= D0.isOne();  in prepareUREMEqFold()
6211     assert((D0 * P).isOne() && "Multiplicative inverse basic check failed.");  in prepareUREMEqFold()
6432     HadOneDivisor |= D.isOne();  in prepareSREMEqFold()
6433     AllDivisorsAreOnes &= D.isOne();  in prepareSREMEqFold()
6437     assert((!D.isOne() || (K == 0)) && "For divisor '1' we won't rotate.");  in prepareSREMEqFold()
6448     AllDivisorsArePowerOfTwo &= D0.isOne();  in prepareSREMEqFold()
6457     assert((D0 * P).isOne() && "Multiplicative inverse basic check failed.");  in prepareSREMEqFold()
6479     if (D.isOne()) {  in prepareSREMEqFold()