82     const APInt &AOut, APInt &AB, KnownBits &Known, KnownBits &Known2,  in determineLiveOperandBits()  argument
84   unsigned BitWidth = AB.getBitWidth();  in determineLiveOperandBits()
118         AB = AOut.byteSwap();  in determineLiveOperandBits()
123         AB = AOut.reverseBits();  in determineLiveOperandBits()
131           AB = APInt::getHighBitsSet(BitWidth,  in determineLiveOperandBits()
141           AB = APInt::getLowBitsSet(BitWidth,  in determineLiveOperandBits()
152             AB = BitWidth - 1;  in determineLiveOperandBits()
161             AB = AOut.lshr(ShiftAmt);  in determineLiveOperandBits()
163             AB = AOut.shl(BitWidth - ShiftAmt);  in determineLiveOperandBits()
173         AB = APInt::getBitsSetFrom(BitWidth, AOut.countTrailingZeros());  in determineLiveOperandBits()
180       AB = AOut;  in determineLiveOperandBits()
183       AB = determineLiveOperandBitsAdd(OperandNo, AOut, Known, Known2);  in determineLiveOperandBits()
188       AB = AOut;  in determineLiveOperandBits()
191       AB = determineLiveOperandBitsSub(OperandNo, AOut, Known, Known2);  in determineLiveOperandBits()
198     AB = APInt::getLowBitsSet(BitWidth, AOut.getActiveBits());  in determineLiveOperandBits()
205         AB = AOut.lshr(ShiftAmt);  in determineLiveOperandBits()
211           AB |= APInt::getHighBitsSet(BitWidth, ShiftAmt+1);  in determineLiveOperandBits()
213           AB |= APInt::getHighBitsSet(BitWidth, ShiftAmt);  in determineLiveOperandBits()
222         AB = AOut.shl(ShiftAmt);  in determineLiveOperandBits()
227           AB |= APInt::getLowBitsSet(BitWidth, ShiftAmt);  in determineLiveOperandBits()
236         AB = AOut.shl(ShiftAmt);  in determineLiveOperandBits()
242           AB.setSignBit();  in determineLiveOperandBits()
247           AB |= APInt::getLowBitsSet(BitWidth, ShiftAmt);  in determineLiveOperandBits()
252     AB = AOut;  in determineLiveOperandBits()
260       AB &= ~Known2.Zero;  in determineLiveOperandBits()
262       AB &= ~(Known.Zero & ~Known2.Zero);  in determineLiveOperandBits()
265     AB = AOut;  in determineLiveOperandBits()
273       AB &= ~Known2.One;  in determineLiveOperandBits()
275       AB &= ~(Known.One & ~Known2.One);  in determineLiveOperandBits()
279     AB = AOut;  in determineLiveOperandBits()
282     AB = AOut.zext(BitWidth);  in determineLiveOperandBits()
285     AB = AOut.trunc(BitWidth);  in determineLiveOperandBits()
288     AB = AOut.trunc(BitWidth);  in determineLiveOperandBits()
295       AB.setSignBit();  in determineLiveOperandBits()
299       AB = AOut;  in determineLiveOperandBits()
303       AB = AOut;  in determineLiveOperandBits()
308       AB = AOut;  in determineLiveOperandBits()
404         APInt AB = APInt::getAllOnes(BitWidth);  in performAnalysis()  local
406           AB = APInt(BitWidth, 0);  in performAnalysis()
410           determineLiveOperandBits(UserI, OI, OI.getOperandNo(), AOut, AB,  in performAnalysis()
414           if (AB.isZero())  in performAnalysis()
425           if (Res.second || (AB |= Res.first->second) != Res.first->second) {  in performAnalysis()
426             Res.first->second = std::move(AB);  in performAnalysis()
465   APInt AB = APInt::getAllOnes(BitWidth);  in getDemandedBits()  local
469   determineLiveOperandBits(UserI, *U, U->getOperandNo(), AOut, AB, Known,  in getDemandedBits()
472   return AB;  in getDemandedBits()
586   APInt AB = AOut | (ACarry & NeededToMaintainCarry);  in determineLiveOperandBitsAddCarry()  local
587   return AB;  in determineLiveOperandBitsAddCarry()