[Open-graphics] Multipliers in oga1hq

[Timothy Normand Miller]

On 9/1/07, Farhan Mohamed Ali <farhan at cmu.edu> wrote:

>
> 16x16 will take 9 cycles. Perhaps it could be fast enough to be clocked
> at 200mhz if it is a dedicated 16x16 part. I'll try this out. I will also
> try adding a special mode to the current 32x32 version that assumes 16
> bit inputs and takes 9 cycles to complete for that mode.

If it can take 9 cycles at 200MHz, then it can take 4 or 5 cycles at
100MHz.  Registers add their own delay, so you could probably do it in
4, but it might be more sane for you as the designer to try to do it
in 5.



-- 
Timothy Normand Miller
http://www.cse.ohio-state.edu/~millerti
Open Graphics Project