4376 static std::tuple<Value *, FPClassTest, FPClassTest> exactClass(Value *V,  in exactClass()  function
4388     return exactClass(Src, fcAllFlags);  in fcmpImpliesClass()
4391     return exactClass(Src, fcNone);  in fcmpImpliesClass()
4402     return exactClass(Src, CmpInst::isOrdered(Pred) ? fcNone : fcAllFlags);  in fcmpImpliesClass()
4407     return exactClass(Src, ~fcNan);  in fcmpImpliesClass()
4411     return exactClass(Src, fcNan);  in fcmpImpliesClass()
4428       return exactClass(Src, fcZero);  in fcmpImpliesClass()
4430       return exactClass(Src, fcZero | fcNan);  in fcmpImpliesClass()
4432       return exactClass(Src, ~fcZero);  in fcmpImpliesClass()
4434       return exactClass(Src, ~fcNan & ~fcZero);  in fcmpImpliesClass()
4438       return exactClass(Src, ~fcNan);  in fcmpImpliesClass()
4440       return exactClass(Src, fcNan);  in fcmpImpliesClass()
4442       return exactClass(Src, fcPosSubnormal | fcPosNormal | fcPosInf);  in fcmpImpliesClass()
4444       return exactClass(Src, fcPosSubnormal | fcPosNormal | fcPosInf | fcNan);  in fcmpImpliesClass()
4446       return exactClass(Src, fcPositive | fcNegZero);  in fcmpImpliesClass()
4448       return exactClass(Src, fcPositive | fcNegZero | fcNan);  in fcmpImpliesClass()
4450       return exactClass(Src, fcNegSubnormal | fcNegNormal | fcNegInf);  in fcmpImpliesClass()
4452       return exactClass(Src, fcNegSubnormal | fcNegNormal | fcNegInf | fcNan);  in fcmpImpliesClass()
4454       return exactClass(Src, fcNegative | fcPosZero);  in fcmpImpliesClass()
4456       return exactClass(Src, fcNegative | fcPosZero | fcNan);  in fcmpImpliesClass()
4596     return exactClass(Src, Mask);  in fcmpImpliesClass()
4748     return exactClass(Src, Mask);  in fcmpImpliesClass()