text: public void Normalise64bit(){int oldBitLen = _significand.BitLength();int sc = oldBitLen - C_64;if (sc == 0){return;}if (sc < 0){throw new InvalidOperationException("Not enough precision");}_binaryExponent += sc;if (sc > 32){int highShift = (sc - 1) & 0xFFFFE0;_significand = _significand>>(highShift);sc -= highShift;oldBitLen -= highShift;}if (sc < 1){throw new InvalidOperationException();}_significand = Rounder.Round(_significand, sc);if (_significand.BitLength() > oldBitLen){sc++;_binaryExponent++;}_significand = _significand>>(sc);}