84   unsigned BitWidth = AB.getBitWidth();  in determineLiveOperandBits()  local
93       [&](unsigned BitWidth, const Value *V1, const Value *V2) {  in determineLiveOperandBits()  argument
99         Known = KnownBits(BitWidth);  in determineLiveOperandBits()
103           Known2 = KnownBits(BitWidth);  in determineLiveOperandBits()
130           ComputeKnownBits(BitWidth, Val, nullptr);  in determineLiveOperandBits()
131           AB = APInt::getHighBitsSet(BitWidth,  in determineLiveOperandBits()
132                  std::min(BitWidth, Known.countMaxLeadingZeros()+1));  in determineLiveOperandBits()
140           ComputeKnownBits(BitWidth, Val, nullptr);  in determineLiveOperandBits()
141           AB = APInt::getLowBitsSet(BitWidth,  in determineLiveOperandBits()
142                  std::min(BitWidth, Known.countMaxTrailingZeros()+1));  in determineLiveOperandBits()
151           if (isPowerOf2_32(BitWidth))  in determineLiveOperandBits()
152             AB = BitWidth - 1;  in determineLiveOperandBits()
156           uint64_t ShiftAmt = SA->urem(BitWidth);  in determineLiveOperandBits()
158             ShiftAmt = BitWidth - ShiftAmt;  in determineLiveOperandBits()
163             AB = AOut.shl(BitWidth - ShiftAmt);  in determineLiveOperandBits()
173         AB = APInt::getBitsSetFrom(BitWidth, AOut.countTrailingZeros());  in determineLiveOperandBits()
182       ComputeKnownBits(BitWidth, UserI->getOperand(0), UserI->getOperand(1));  in determineLiveOperandBits()
190       ComputeKnownBits(BitWidth, UserI->getOperand(0), UserI->getOperand(1));  in determineLiveOperandBits()
198     AB = APInt::getLowBitsSet(BitWidth, AOut.getActiveBits());  in determineLiveOperandBits()
204         uint64_t ShiftAmt = ShiftAmtC->getLimitedValue(BitWidth - 1);  in determineLiveOperandBits()
211           AB |= APInt::getHighBitsSet(BitWidth, ShiftAmt+1);  in determineLiveOperandBits()
213           AB |= APInt::getHighBitsSet(BitWidth, ShiftAmt);  in determineLiveOperandBits()
221         uint64_t ShiftAmt = ShiftAmtC->getLimitedValue(BitWidth - 1);  in determineLiveOperandBits()
227           AB |= APInt::getLowBitsSet(BitWidth, ShiftAmt);  in determineLiveOperandBits()
235         uint64_t ShiftAmt = ShiftAmtC->getLimitedValue(BitWidth - 1);  in determineLiveOperandBits()
240         if ((AOut & APInt::getHighBitsSet(BitWidth, ShiftAmt))  in determineLiveOperandBits()
247           AB |= APInt::getLowBitsSet(BitWidth, ShiftAmt);  in determineLiveOperandBits()
258     ComputeKnownBits(BitWidth, UserI->getOperand(0), UserI->getOperand(1));  in determineLiveOperandBits()
271     ComputeKnownBits(BitWidth, UserI->getOperand(0), UserI->getOperand(1));  in determineLiveOperandBits()
282     AB = AOut.zext(BitWidth);  in determineLiveOperandBits()
285     AB = AOut.trunc(BitWidth);  in determineLiveOperandBits()
288     AB = AOut.trunc(BitWidth);  in determineLiveOperandBits()
293                                       AOut.getBitWidth() - BitWidth))  in determineLiveOperandBits()
403         unsigned BitWidth = T->getScalarSizeInBits();  in performAnalysis()  local
404         APInt AB = APInt::getAllOnes(BitWidth);  in performAnalysis()
406           AB = APInt(BitWidth, 0);  in performAnalysis()
452   unsigned BitWidth = DL.getTypeSizeInBits(T->getScalarType());  in getDemandedBits()  local
457     return APInt::getAllOnes(BitWidth);  in getDemandedBits()
460     return APInt(BitWidth, 0);  in getDemandedBits()
465   APInt AB = APInt::getAllOnes(BitWidth);  in getDemandedBits()