public Number(string number, NumberKind numberKind)
{
if (number == null)
{
throw new ArgumentNullException(nameof(number));
}
this.Kind = numberKind;
if (numberKind.IsInteger())
{
this.State = CheckIntegerString(number, numberKind);
if (!this.HasErrors)
{
this.Value = LLVM.ConstIntOfString(LLVM.Int128Type(), number, 10);
}
}
else
{
this.State = CheckFloatString(number);
if (!this.HasErrors)
{
this.APFloat = LLVMExt.APFloatZero(GetAPFloatSemantics(this.Kind));
this.State |= (NumberState)LLVMExt.APFloatFromString(this.APFloat, number, RoundingMode);
}
}
}
public Number(ulong number, NumberKind numberKind)
{
this.Kind = numberKind;
if (numberKind.IsInteger())
{
var overflows = CheckForOverflow(number, numberKind);
if (overflows == 1)
{
this.State = NumberState.Overflow;
}
else if (overflows == -1)
{
this.State = NumberState.Underflow;
}
if (!HasErrors)
{
this.Value = LLVM.ConstInt(GetLLVMType(), number, new LLVMBool(0));
}
}
else
{
this.APFloat = LLVMExt.APFloatZero(GetAPFloatSemantics(this.Kind));
this.State |= (NumberState)LLVMExt.APFloatFromString(this.APFloat, number.ToString(CultureInfo.InvariantCulture), RoundingMode);
}
}
static Number()
{
MaxLongValue = LLVMExt.APFloatZero(APFloatSemantics.IEEEquad);
MinLongValue = LLVMExt.APFloatZero(APFloatSemantics.IEEEquad);
MaxULongValue = LLVMExt.APFloatZero(APFloatSemantics.IEEEquad);
MinULongValue = LLVMExt.APFloatZero(APFloatSemantics.IEEEquad);
LLVMExt.APFloatFromString(MaxLongValue, long.MaxValue.ToString(CultureInfo.InvariantCulture), RoundingMode);
LLVMExt.APFloatFromString(MinLongValue, long.MinValue.ToString(CultureInfo.InvariantCulture), RoundingMode);
LLVMExt.APFloatFromString(MaxULongValue, ulong.MaxValue.ToString(CultureInfo.InvariantCulture), RoundingMode);
LLVMExt.APFloatFromString(MinULongValue, ulong.MinValue.ToString(CultureInfo.InvariantCulture), RoundingMode);
MaxLongLLVMValue = LLVM.ConstInt(LLVM.Int128Type(), long.MaxValue, new LLVMBool(1));
MinLongLLVMValue = LLVM.ConstInt(LLVM.Int128Type(), unchecked ((ulong)long.MinValue), new LLVMBool(1));
MaxULongLLVMValue = LLVM.ConstInt(LLVM.Int128Type(), ulong.MaxValue, new LLVMBool(0));
}
