Re: Odd/Even packed numbers.

[Barbara Morris <bmorris@xxxxxxxxxx>]

Leif Svalgaard wrote:
>
> From: Leif Svalgaard <leif=vPETv0UHqg8@public.gmane.org>
>
> > From: Booth Martin <Booth=zPOEG7LBV2lWk0Htik3J/w@public.gmane.org>
> > >  Leif, would you try one more thing since you are already there, please?
> > > What happens if you define it as 14S 0 and 15S 0?  Does packed vs. signed
> > > make a difference?
> > >
>
> I should be more precise. I did this with an MI-program where you cannot
> specify signed/unsigned for packed data. It is possible that in RPG and
> COBOL, extra code is generate to invert the sign if the result turned
> out to be negative and you specified unsigned data. This should
> add to the time in both cases (even and odd), but there should still
> be a difference. Somebody else might try this. Hey it only takes
> a minute to write the program.
>

Leif, 14S 0 and "signed" mean "zoned", not "signed packed".  ZND(14,0)
in MI.  (Go figure - this use of the term "signed" has always puzzled me
since the first time I encountered it in DDS.)