56     const APInt &AOut, APInt &AB, KnownBits &Known, KnownBits &Known2,  in determineLiveOperandBits()  argument
58   unsigned BitWidth = AB.getBitWidth();  in determineLiveOperandBits()
92         AB = AOut.byteSwap();  in determineLiveOperandBits()
97         AB = AOut.reverseBits();  in determineLiveOperandBits()
105           AB = APInt::getHighBitsSet(BitWidth,  in determineLiveOperandBits()
115           AB = APInt::getLowBitsSet(BitWidth,  in determineLiveOperandBits()
126             AB = BitWidth - 1;  in determineLiveOperandBits()
135             AB = AOut.lshr(ShiftAmt);  in determineLiveOperandBits()
137             AB = AOut.shl(BitWidth - ShiftAmt);  in determineLiveOperandBits()
147         AB = APInt::getBitsSetFrom(BitWidth, AOut.countr_zero());  in determineLiveOperandBits()
154       AB = AOut;  in determineLiveOperandBits()
157       AB = determineLiveOperandBitsAdd(OperandNo, AOut, Known, Known2);  in determineLiveOperandBits()
162       AB = AOut;  in determineLiveOperandBits()
165       AB = determineLiveOperandBitsSub(OperandNo, AOut, Known, Known2);  in determineLiveOperandBits()
172     AB = APInt::getLowBitsSet(BitWidth, AOut.getActiveBits());  in determineLiveOperandBits()
179         AB = AOut.lshr(ShiftAmt);  in determineLiveOperandBits()
185           AB |= APInt::getHighBitsSet(BitWidth, ShiftAmt+1);  in determineLiveOperandBits()
187           AB |= APInt::getHighBitsSet(BitWidth, ShiftAmt);  in determineLiveOperandBits()
196         AB = AOut.shl(ShiftAmt);  in determineLiveOperandBits()
201           AB |= APInt::getLowBitsSet(BitWidth, ShiftAmt);  in determineLiveOperandBits()
210         AB = AOut.shl(ShiftAmt);  in determineLiveOperandBits()
216           AB.setSignBit();  in determineLiveOperandBits()
221           AB |= APInt::getLowBitsSet(BitWidth, ShiftAmt);  in determineLiveOperandBits()
226     AB = AOut;  in determineLiveOperandBits()
234       AB &= ~Known2.Zero;  in determineLiveOperandBits()
236       AB &= ~(Known.Zero & ~Known2.Zero);  in determineLiveOperandBits()
239     AB = AOut;  in determineLiveOperandBits()
247       AB &= ~Known2.One;  in determineLiveOperandBits()
249       AB &= ~(Known.One & ~Known2.One);  in determineLiveOperandBits()
253     AB = AOut;  in determineLiveOperandBits()
256     AB = AOut.zext(BitWidth);  in determineLiveOperandBits()
259     AB = AOut.trunc(BitWidth);  in determineLiveOperandBits()
262     AB = AOut.trunc(BitWidth);  in determineLiveOperandBits()
269       AB.setSignBit();  in determineLiveOperandBits()
273       AB = AOut;  in determineLiveOperandBits()
277       AB = AOut;  in determineLiveOperandBits()
282       AB = AOut;  in determineLiveOperandBits()
367         APInt AB = APInt::getAllOnes(BitWidth);  in performAnalysis()  local
369           AB = APInt(BitWidth, 0);  in performAnalysis()
373           determineLiveOperandBits(UserI, OI, OI.getOperandNo(), AOut, AB,  in performAnalysis()
377           if (AB.isZero())  in performAnalysis()
388           if (Res.second || (AB |= Res.first->second) != Res.first->second) {  in performAnalysis()
389             Res.first->second = std::move(AB);  in performAnalysis()
428   APInt AB = APInt::getAllOnes(BitWidth);  in getDemandedBits()  local
432   determineLiveOperandBits(UserI, *U, U->getOperandNo(), AOut, AB, Known,  in getDemandedBits()
435   return AB;  in getDemandedBits()
549   APInt AB = AOut | (ACarry & NeededToMaintainCarry);  in determineLiveOperandBitsAddCarry()  local
550   return AB;  in determineLiveOperandBitsAddCarry()