Re: Signed multiplication

From: Ullrich von Bassewitz <*uz_at_musoftware.de*> Date: Fri, 6 Nov 2009 22:23:21 +0100 Message-ID: <20091106212321.GA7799@trixie.musoftware.de> · uz_at_musoftware.de

On Thu, Nov 05, 2009 at 11:12:06PM +0100, Rhialto wrote:
> I don't think so, at least I've never seen one. Even on CPUs that have
> MUltiply intructions in signed and unsigned variants, where you can do
> several narrow MULs to make a wider  one, I don't think I've ever seen
> anything other than unsigned multiplications used.

Thanks. I still think that there must be a way to do it, but ok. It's
unfortunate that working with signed number on the 6502 does always have a
penalty.

Regards

        Uz

-- 
Ullrich von Bassewitz                                  uz@musoftware.de

       Message was sent through the cbm-hackers mailing list