220     if (DemandedMask.isSubsetOf(Known.Zero | Known.One))  in SimplifyDemandedUseBits()
221       return Constant::getIntegerValue(VTy, Known.One);  in SimplifyDemandedUseBits()
225     if (DemandedMask.isSubsetOf(LHSKnown.Zero | RHSKnown.One))  in SimplifyDemandedUseBits()
227     if (DemandedMask.isSubsetOf(RHSKnown.Zero | LHSKnown.One))  in SimplifyDemandedUseBits()
239         SimplifyDemandedBits(I, 0, DemandedMask & ~RHSKnown.One, LHSKnown,  in SimplifyDemandedUseBits()
251     if (DemandedMask.isSubsetOf(Known.Zero | Known.One))  in SimplifyDemandedUseBits()
252       return Constant::getIntegerValue(VTy, Known.One);  in SimplifyDemandedUseBits()
256     if (DemandedMask.isSubsetOf(LHSKnown.One | RHSKnown.Zero))  in SimplifyDemandedUseBits()
258     if (DemandedMask.isSubsetOf(RHSKnown.One | LHSKnown.Zero))  in SimplifyDemandedUseBits()
297     if (DemandedMask.isSubsetOf(Known.Zero | Known.One))  in SimplifyDemandedUseBits()
298       return Constant::getIntegerValue(VTy, Known.One);  in SimplifyDemandedUseBits()
323     if (DemandedMask.isSubsetOf(RHSKnown.Zero|RHSKnown.One) &&  in SimplifyDemandedUseBits()
324         RHSKnown.One.isSubsetOf(LHSKnown.One)) {  in SimplifyDemandedUseBits()
326                                                  ~RHSKnown.One & DemandedMask);  in SimplifyDemandedUseBits()
355           (LHSKnown.One & RHSKnown.One & DemandedMask) != 0) {  in SimplifyDemandedUseBits()
356         APInt NewMask = ~(LHSKnown.One & RHSKnown.One & DemandedMask);  in SimplifyDemandedUseBits()
623       Constant *One = ConstantInt::get(VTy, 1);  in SimplifyDemandedUseBits()  local
624       Instruction *And1 = BinaryOperator::CreateAnd(I->getOperand(0), One);  in SimplifyDemandedUseBits()
775       Known.One.lshrInPlace(ShiftAmt);  in SimplifyDemandedUseBits()
879         Known.One = LHSKnown.One & LowBits;  in SimplifyDemandedUseBits()
888         if (LHSKnown.isNegative() && LowBits.intersects(LHSKnown.One))  in SimplifyDemandedUseBits()
889           Known.One |= ~LowBits;  in SimplifyDemandedUseBits()
976         if (DemandedMask.isSubsetOf(RHSKnown.One | LHSKnown.Zero))  in SimplifyDemandedUseBits()
1049           if (DemandedMaskLHS.isSubsetOf(LHSKnown.Zero | LHSKnown.One) &&  in SimplifyDemandedUseBits()
1050               !match(I->getOperand(0), m_SpecificInt(LHSKnown.One))) {  in SimplifyDemandedUseBits()
1051             replaceOperand(*I, 0, Constant::getIntegerValue(VTy, LHSKnown.One));  in SimplifyDemandedUseBits()
1056           if (DemandedMaskRHS.isSubsetOf(RHSKnown.Zero | RHSKnown.One) &&  in SimplifyDemandedUseBits()
1057               !match(I->getOperand(1), m_SpecificInt(RHSKnown.One))) {  in SimplifyDemandedUseBits()
1058             replaceOperand(*I, 1, Constant::getIntegerValue(VTy, RHSKnown.One));  in SimplifyDemandedUseBits()
1065         Known.One = LHSKnown.One.shl(ShiftAmt) |  in SimplifyDemandedUseBits()
1066                     RHSKnown.One.lshr(BitWidth - ShiftAmt);  in SimplifyDemandedUseBits()
1120       DemandedMask.isSubsetOf(Known.Zero | Known.One))  in SimplifyDemandedUseBits()
1121     return Constant::getIntegerValue(VTy, Known.One);  in SimplifyDemandedUseBits()
1163     if (DemandedMask.isSubsetOf(Known.Zero | Known.One))  in SimplifyMultipleUseDemandedBits()
1164       return Constant::getIntegerValue(ITy, Known.One);  in SimplifyMultipleUseDemandedBits()
1168     if (DemandedMask.isSubsetOf(LHSKnown.Zero | RHSKnown.One))  in SimplifyMultipleUseDemandedBits()
1170     if (DemandedMask.isSubsetOf(RHSKnown.Zero | LHSKnown.One))  in SimplifyMultipleUseDemandedBits()
1184     if (DemandedMask.isSubsetOf(Known.Zero | Known.One))  in SimplifyMultipleUseDemandedBits()
1185       return Constant::getIntegerValue(ITy, Known.One);  in SimplifyMultipleUseDemandedBits()
1191     if (DemandedMask.isSubsetOf(LHSKnown.One | RHSKnown.Zero))  in SimplifyMultipleUseDemandedBits()
1193     if (DemandedMask.isSubsetOf(RHSKnown.One | LHSKnown.Zero))  in SimplifyMultipleUseDemandedBits()
1207     if (DemandedMask.isSubsetOf(Known.Zero | Known.One))  in SimplifyMultipleUseDemandedBits()
1208       return Constant::getIntegerValue(ITy, Known.One);  in SimplifyMultipleUseDemandedBits()
1265     if (DemandedMask.isSubsetOf(Known.Zero | Known.One))  in SimplifyMultipleUseDemandedBits()
1266       return Constant::getIntegerValue(ITy, Known.One);  in SimplifyMultipleUseDemandedBits()
1292     if (DemandedMask.isSubsetOf(Known.Zero|Known.One))  in SimplifyMultipleUseDemandedBits()
1293       return Constant::getIntegerValue(ITy, Known.One);  in SimplifyMultipleUseDemandedBits()
1333   Known.One.clearAllBits();  in simplifyShrShlDemandedBits()