31   APInt CarryKnownZero = ~(PossibleSumZero ^ LHS.Zero ^ RHS.Zero);  in computeForAddCarry()
35   APInt LHSKnownUnion = LHS.Zero | LHS.One;  in computeForAddCarry()
36   APInt RHSKnownUnion = RHS.Zero | RHS.One;  in computeForAddCarry()
45   KnownOut.Zero = ~std::move(PossibleSumZero) & Known;  in computeForAddCarry()
54       LHS, RHS, Carry.Zero.getBoolValue(), Carry.One.getBoolValue());  in computeForAddCarry()
66     std::swap(RHS.Zero, RHS.One);  in computeForAddSub()
99   Result.Zero = Zero << ExtBits;  in sextInReg()
101   Result.Zero.ashrInPlace(ExtBits);  in sextInReg()
108   unsigned N = (Zero | Val).countLeadingOnes();  in makeGE()
114   return KnownBits(Zero, One | MaskedVal);  in makeGE()
137   auto Flip = [](const KnownBits &Val) { return KnownBits(Val.One, Val.Zero); };  in umin()
145     APInt Zero = Val.Zero;  in smax()  local
147     Zero.setBitVal(SignBitPosition, Val.One[SignBitPosition]);  in smax()
148     One.setBitVal(SignBitPosition, Val.Zero[SignBitPosition]);  in smax()
149     return KnownBits(Zero, One);  in smax()
158     APInt Zero = Val.One;  in smin()  local
159     APInt One = Val.Zero;  in smin()
160     Zero.setBitVal(SignBitPosition, Val.Zero[SignBitPosition]);  in smin()
162     return KnownBits(Zero, One);  in smin()
175     Known.Zero <<= Shift;  in shl()
178     Known.Zero.setLowBits(Shift);  in shl()
196     uint64_t ShiftAmtZeroMask = (~RHS.Zero).getZExtValue();  in shl()
199     Known.Zero.setAllBits();  in shl()
209       SpecificShift.Zero = LHS.Zero << ShiftAmt;  in shl()
217   Known.Zero.setLowBits(MinTrailingZeros);  in shl()
228     Known.Zero.lshrInPlace(Shift);  in lshr()
231     Known.Zero.setHighBits(Shift);  in lshr()
249     uint64_t ShiftAmtZeroMask = (~RHS.Zero).getZExtValue();  in lshr()
252     Known.Zero.setAllBits();  in lshr()
262       SpecificShift.Zero.lshrInPlace(ShiftAmt);  in lshr()
270   Known.Zero.setHighBits(MinLeadingZeros);  in lshr()
281     Known.Zero.ashrInPlace(Shift);  in ashr()
307     uint64_t ShiftAmtZeroMask = (~RHS.Zero).getZExtValue();  in ashr()
310     Known.Zero.setAllBits();  in ashr()
320       SpecificShift.Zero.ashrInPlace(ShiftAmt);  in ashr()
328   Known.Zero.setHighBits(MinLeadingZeros);  in ashr()
336   if (LHS.One.intersects(RHS.Zero) || RHS.One.intersects(LHS.Zero))  in eq()
402   KnownAbs.Zero.setLowBits(countMinTrailingZeros());  in abs()
408     KnownAbs.Zero.setSignBit();  in abs()
484   unsigned TrailBitsKnown0 = (LHS.Zero | LHS.One).countTrailingOnes();  in mul()
485   unsigned TrailBitsKnown1 = (RHS.Zero | RHS.One).countTrailingOnes();  in mul()
499   Res.Zero.setHighBits(LeadZ);  in mul()
500   Res.Zero |= (~BottomKnown).getLoBits(ResultBitsKnown);  in mul()
507     Res.Zero.setBit(1);  in mul()
545   Known.Zero.setHighBits(LeadZ);  in udiv()
557     Known.Zero = LHS.Zero | ~LowBits;  in urem()
566   Known.Zero.setHighBits(Leaders);  in urem()
578     Known.Zero = LHS.Zero & LowBits;  in srem()
583     if (LHS.isNonNegative() || LowBits.isSubsetOf(LHS.Zero))  in srem()
584       Known.Zero |= ~LowBits;  in srem()
597   Known.Zero.setHighBits(LHS.countMinLeadingZeros());  in srem()
603   Zero |= RHS.Zero;  in operator &=()
611   Zero &= RHS.Zero;  in operator |=()
619   APInt Z = (Zero & RHS.Zero) | (One & RHS.One);  in operator ^=()
621   One = (Zero & RHS.One) | (One & RHS.Zero);  in operator ^=()
622   Zero = std::move(Z);  in operator ^=()
627   OS << "{Zero=" << Zero << ", One=" << One << "}";  in print()