330   return Known.isNonNegative();  in isKnownNonNegative()
430       bool isKnownNonNegativeOp1 = Known.isNonNegative();  in computeKnownBitsMul()
431       bool isKnownNonNegativeOp0 = Known2.isNonNegative();  in computeKnownBitsMul()
456   else if (isKnownNegative && !Known.isNonNegative())  in computeKnownBitsMul()
879         if (RHSKnown.isNonNegative()) {  in computeKnownBitsFromAssume()
892         if (RHSKnown.isAllOnes() || RHSKnown.isNonNegative()) {  in computeKnownBitsFromAssume()
1438               if (Known2.isNonNegative() && Known3.isNonNegative())  in computeKnownBitsFromOperator()
1447               if (Known2.isNonNegative() && Known3.isNegative())  in computeKnownBitsFromOperator()
1449               else if (Known2.isNegative() && Known3.isNonNegative())  in computeKnownBitsFromOperator()
1454             else if (Opcode == Instruction::Mul && Known2.isNonNegative() &&  in computeKnownBitsFromOperator()
1455                      Known3.isNonNegative())  in computeKnownBitsFromOperator()
2378     if (XKnown.isNonNegative() && YKnown.isNonNegative())  in isKnownNonZero()
2398     if (XKnown.isNonNegative() &&  in isKnownNonZero()
2401     if (YKnown.isNonNegative() &&  in isKnownNonZero()
2842           if (Known.isNonNegative())  in ComputeNumSignBitsImpl()
2867           if (Known.isNonNegative())  in ComputeNumSignBitsImpl()
4534     if (LHSKnown.isNonNegative() || RHSKnown.isNonNegative())  in computeOverflowForSignedMul()
4608     if ((AddKnown.isNonNegative() && LHSOrRHSKnownNonNegative) ||  in computeOverflowForSignedAdd()