[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [f-cpu] Register Bank
hi !
Kim Enkovaara wrote:
>
> > wouldn't be sufficient anyway with its poor 96 MB of RAM). When Nico
> > tried to synthesize the multiplier on his Suns, he also ran into memory
> > limitations (1 GB is not enough for such a big unit if one turns on some
> > optimization bells & whistles during the run). So, if you can provide
> > access to a multi-gigabyte multi-gigahertz multi-CPU system and a set
>
> If necessary I can sometimes run some test synthesis runs with DC if you
> can provide DC script file for the compilation. I have access to 4G and 8G
> Suns that have DC (and hopefully bigger ones in future :)).
i'm sure that nico will highly apreciate ! :-)))
> For FPGA implementation the multiplier can be a problem. Hand
> optimized version might not be optimal with FPGAs. For example Synplify
> does usually better results is the multiplication if it is just told with
> * operator. Synplify has excellent multiplier synthesis. It creates much
> faster multipliers than for exmaple Xiling core generator.
cool, but ...
* what about non-FPGA targets ?
* what about SIMD mutliplies ?
there are a lot of other (silly) questions but i'll let the "big guyz"
play with their toys alone :-) i am still struggling with QDCPOC2...
read you,
> Mr. Kim Enkovaara | kim.enkovaara@iki.fi | Microelectronic Riemannian
WHYGEE
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*************************************************************
To unsubscribe, send an e-mail to majordomo@seul.org with
unsubscribe f-cpu in the body. http://f-cpu.seul.org/