GetDoubleParts()

static void System.Numerics.NumericsHelpers.GetDoubleParts ( double dbl, out int sign, out int exp, out ulong man, out bool fFinite )

inlinestatic

Definition at line 7 of file NumericsHelpers.cs.

    {
        Unsafe.SkipInit(out DoubleUlong doubleUlong);
        doubleUlong.uu = 0uL;
        doubleUlong.dbl = dbl;
        sign = 1 - ((int)(doubleUlong.uu >> 62) & 2);
        man = doubleUlong.uu & 0xFFFFFFFFFFFFFuL;
        exp = (int)(doubleUlong.uu >> 52) & 0x7FF;
        if (exp == 0)
        {
            fFinite = true;
            if (man != 0L)
            {
                exp = -1074;
            }
        }
        else if (exp == 2047)
        {
            fFinite = false;
            exp = int.MaxValue;
        }
        else
        {
            fFinite = true;
            man |= 4503599627370496uL;
            exp -= 1075;
        }
    }

References System.L.

Referenced by System.Numerics.BigInteger.BigInteger().