4816 static OverflowResult mapOverflowResult(ConstantRange::OverflowResult OR) {  in mapOverflowResult()
4818     case ConstantRange::OverflowResult::MayOverflow:  in mapOverflowResult()
4819       return OverflowResult::MayOverflow;  in mapOverflowResult()
4820     case ConstantRange::OverflowResult::AlwaysOverflowsLow:  in mapOverflowResult()
4821       return OverflowResult::AlwaysOverflowsLow;  in mapOverflowResult()
4822     case ConstantRange::OverflowResult::AlwaysOverflowsHigh:  in mapOverflowResult()
4823       return OverflowResult::AlwaysOverflowsHigh;  in mapOverflowResult()
4824     case ConstantRange::OverflowResult::NeverOverflows:  in mapOverflowResult()
4825       return OverflowResult::NeverOverflows;  in mapOverflowResult()
4844 OverflowResult llvm::computeOverflowForUnsignedMul(  in computeOverflowForUnsignedMul()
4857 OverflowResult
4878     return OverflowResult::NeverOverflows;  in computeOverflowForSignedMul()
4895       return OverflowResult::NeverOverflows;  in computeOverflowForSignedMul()
4897   return OverflowResult::MayOverflow;  in computeOverflowForSignedMul()
4900 OverflowResult llvm::computeOverflowForUnsignedAdd(  in computeOverflowForUnsignedAdd()
4913 static OverflowResult computeOverflowForSignedAdd(const Value *LHS,  in computeOverflowForSignedAdd()
4921     return OverflowResult::NeverOverflows;  in computeOverflowForSignedAdd()
4940     return OverflowResult::NeverOverflows;  in computeOverflowForSignedAdd()
4946   OverflowResult OR =  in computeOverflowForSignedAdd()
4948   if (OR != OverflowResult::MayOverflow)  in computeOverflowForSignedAdd()
4953     return OverflowResult::MayOverflow;  in computeOverflowForSignedAdd()
4970       return OverflowResult::NeverOverflows;  in computeOverflowForSignedAdd()
4973   return OverflowResult::MayOverflow;  in computeOverflowForSignedAdd()
4976 OverflowResult llvm::computeOverflowForUnsignedSub(const Value *LHS,  in computeOverflowForUnsignedSub()
4996       return OverflowResult::NeverOverflows;  in computeOverflowForUnsignedSub()
5005         return OverflowResult::NeverOverflows;  in computeOverflowForUnsignedSub()
5006       return OverflowResult::AlwaysOverflowsLow;  in computeOverflowForUnsignedSub()
5015 OverflowResult llvm::computeOverflowForSignedSub(const Value *LHS,  in computeOverflowForSignedSub()
5032       return OverflowResult::NeverOverflows;  in computeOverflowForSignedSub()
5038     return OverflowResult::NeverOverflows;  in computeOverflowForSignedSub()
5412 OverflowResult llvm::computeOverflowForSignedAdd(const AddOperator *Add,  in computeOverflowForSignedAdd()
5421 OverflowResult llvm::computeOverflowForSignedAdd(const Value *LHS,  in computeOverflowForSignedAdd()