private static IEnumerable <int> CalculateMantissa(FloatB fb1, FloatB fb2)
{
var m1 = fb1._mantissa.ToList();
var m2 = fb2._mantissa.ToList();
m1.InsertRange(0, new [] { 0, 1 });
m2.InsertRange(0, new [] { 0, 1 });
var mantissa = (new Binary(m1) / new Binary(m2)).Value.ToList();
if (mantissa[0] == 1 && mantissa[1] == 0)
{
mantissa.RemoveRange(0, 1);
mantissa.RemoveAt(mantissa.Count - 1);
}
else if (mantissa[0] == 0 && mantissa[1] == 1)
{
mantissa.RemoveRange(0, 2);
}
if (mantissa.Count < (int)BinaryConstants.Mantissa)
{
mantissa.AddRange(new int[(int)BinaryConstants.Mantissa - mantissa.Count]);
}
return(mantissa);
}
private static IEnumerable <int> CalculateExponent(FloatB fb1, FloatB fb2)
{
var exp = fb1.GetExponent - fb2.GetExponent + (int)BinaryConstants.Exp;
var exponent = new Bin(exp).ValueBin.ToList();
if (exponent.Count > (int)BinaryConstants.Exponent)
{
throw new OverflowException("Overflow");
}
return(exponent);
}
private static bool IsZero(FloatB fb)
{
var e = fb._exponent.TakeWhile(i => i == 0).Count();
return(e == (int)BinaryConstants.Exponent);
}