1181       if (Result.isKnownNever(fcNormal | fcSubnormal | fcNan)) {  in computeKnownBitsFromOperator()
4397   const bool IsNaN = (RHSClass & ~fcNan) == fcNone;  in fcmpImpliesClass()
4407     return exactClass(Src, ~fcNan);  in fcmpImpliesClass()
4411     return exactClass(Src, fcNan);  in fcmpImpliesClass()
4430       return exactClass(Src, fcZero | fcNan);  in fcmpImpliesClass()
4434       return exactClass(Src, ~fcNan & ~fcZero);  in fcmpImpliesClass()
4438       return exactClass(Src, ~fcNan);  in fcmpImpliesClass()
4440       return exactClass(Src, fcNan);  in fcmpImpliesClass()
4444       return exactClass(Src, fcPosSubnormal | fcPosNormal | fcPosInf | fcNan);  in fcmpImpliesClass()
4448       return exactClass(Src, fcPositive | fcNegZero | fcNan);  in fcmpImpliesClass()
4452       return exactClass(Src, fcNegSubnormal | fcNegNormal | fcNegInf | fcNan);  in fcmpImpliesClass()
4456       return exactClass(Src, fcNegative | fcPosZero | fcNan);  in fcmpImpliesClass()
4508         Mask = ~fcNegInf & ~fcNan;  in fcmpImpliesClass()
4510           Mask = ~fcNan;  in fcmpImpliesClass()
4512         Mask = ~fcPosInf & ~fcNan;  in fcmpImpliesClass()
4546         Mask = ~fcNan;  in fcmpImpliesClass()
4566         Mask = IsFabs ? ~fcNan : ~(fcNegInf | fcNan);  in fcmpImpliesClass()
4585       Mask = ~fcNan;  in fcmpImpliesClass()
4603     FPClassTest Class = RHSClass | fcNan;  in fcmpImpliesClass()
4604     return {Src, Class, ~fcNan};  in fcmpImpliesClass()
4608     return {Src, ~fcNan, RHSClass | fcNan};  in fcmpImpliesClass()
4629         return {Src, ~fcNan, fcNan};  in fcmpImpliesClass()
4638         return {Src, fcNan, ~fcNan};  in fcmpImpliesClass()
4660       return {Src, ClassesGE | fcNan, ~(ClassesGE | fcNan) | RHSClass};  in fcmpImpliesClass()
4666       return {Src, ClassesLE | fcNan, ~(ClassesLE | fcNan) | RHSClass};  in fcmpImpliesClass()
4689       return {Src, ClassesGE | fcNan, ~(ClassesGE | fcNan) | RHSClass};  in fcmpImpliesClass()
4695       return {Src, ClassesLE | fcNan, ~(ClassesLE | fcNan) | RHSClass};  in fcmpImpliesClass()
4863        (KnownFPClass::OrderedLessThanZeroMask | fcNan)) == fcNone)  in computeKnownFPClassForFPTrunc()
4959       KnownNotFromFlags |= fcNan;  in computeKnownFPClass()
5053       if ((InterestedClasses & (fcNan | fcPositive)) != fcNone) {  in computeKnownFPClass()
5097       if (InterestedClasses & fcNan)  in computeKnownFPClass()
5110         Known.knownNot(fcNan);  in computeKnownFPClass()
5132         Known.knownNot(fcNan);  in computeKnownFPClass()
5150         Known.knownNot(fcNan);  in computeKnownFPClass()
5239         Known.knownNot(fcNan);  in computeKnownFPClass()
5331       if ((InterestedClasses & fcNan) == fcNone)  in computeKnownFPClass()
5338         Known.knownNot(fcNan);  in computeKnownFPClass()
5359       if ((InterestedClasses & (fcNan | fcInf)) == fcNone)  in computeKnownFPClass()
5365       if ((InterestedClasses & fcNan) != fcNone)  in computeKnownFPClass()
5366         InterestedSrcs |= fcNan | (fcNegative & ~fcNan);  in computeKnownFPClass()
5376         Known.knownNot(fcNan);  in computeKnownFPClass()
5483       Known.knownNot(fcNan);  in computeKnownFPClass()
5508     bool WantNaN = (InterestedClasses & fcNan) != fcNone;  in computeKnownFPClass()
5517     if (InterestedClasses & fcNan)  in computeKnownFPClass()
5534         Known.knownNot(fcNan);  in computeKnownFPClass()
5572     if ((InterestedClasses & fcNan) != fcNan)  in computeKnownFPClass()
5576     const FPClassTest NeedForNan = fcNan | fcInf | fcZero | fcSubnormal;  in computeKnownFPClass()
5598       Known.knownNot(fcNan);  in computeKnownFPClass()
5610       Known.knownNot(fcNan);  in computeKnownFPClass()
5620         Known.KnownFPClasses = fcNan | fcPosNormal;  in computeKnownFPClass()
5623         Known.KnownFPClasses = fcNan | fcZero;  in computeKnownFPClass()
5629     const bool WantNan = (InterestedClasses & fcNan) != fcNone;  in computeKnownFPClass()
5639                         fcNan | fcInf | fcZero | fcNegative, KnownRHS,  in computeKnownFPClass()
5648                        : fcNan | fcInf | fcZero | fcSubnormal | fcNegative;  in computeKnownFPClass()
5664         Known.knownNot(fcNan);  in computeKnownFPClass()
5676         Known.knownNot(fcNan);  in computeKnownFPClass()
5726     Known.knownNot(fcNan);  in computeKnownFPClass()