/// <summary>
/// Returns the hash code for this instance.
/// </summary>
/// <returns>A 32-bit signed integer that is the hash code for this instance.</returns>
public override int GetHashCode()
{
// TODO: Better GetHashCode() method implementation.
return(OperandType.GetHashCode() ^ RegisterType.GetHashCode() ^ Size.GetHashCode() ^ FixedRegister.GetHashCode());
}