[pdp-discuss] Announcing: Emergent Neural Network Simulation Software (formerly PDP++)

Brad Aisa baisa at colorado.edu
Wed Aug 22 17:29:39 MDT 2007


Hi Frank,

What is the nature of the installation issues you are having? Our 
goal is to have it work as easily as possible on as many 
platforms (as there is interest) as possible, so we'd like to 
improve this.

The 64-bit option is not viable right now. A lot of the work has 
been done, but a fair bit remains. Our priority will be 
multi-core and alternative compute engine support (ex. GPUs) 
before doing the 64-bit port. One important issue with the 64-bit 
is that the codebase needs to be adapted and/or modalized where 
necessary so it remains viable on all platforms across both 
bitnesses (so we really have to tackle this as a full 
cross-platform port.) Another major issue is that ALL of our 
dependencies need to be fully qualified and available for 64-bit, 
and this is just not the case at the moment.

Regarding compiling for 32-bit on 64-bit, I recall I had to add 
some magic switch to the configure command to force it to be 
working in 32-bit mode.

Randall C. O'Reilly wrote:
> Frank -- I know Brad tried 64bit a while back and ran into some issues and we 
> put it off.. I don't know how soon we'll be able to get back to it, but Brad 
> can let you know.  Meanwhile, if you want to compile it, you'll have to 
> follow the build from source, not build from packages route.  Let us know if 
> you give that a try.
> 


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