Parallel Haskell: 2-year project to push real world use

Roman Leshchinskiy rl at
Mon May 3 18:49:42 EDT 2010

On 03/05/2010, at 22:04, Johan Tibell wrote:

> On Mon, May 3, 2010 at 11:12 AM, Simon Peyton-Jones <simonpj at> wrote:
> | Does this mean DPH is ready for abuse?
> |
> | The wiki page sounds pretty tentative, but it looks like it's been awhile
> | since it's been updated.
> |
> |
> In truth, nested data parallelism has taken longer than we'd hoped to be ready for abuse :-).   We have not lost enthusiasm though -- Manual, Roman, Gabi, Ben, and I talk on the phone each week about it.  I think we'll have something usable by the end of the summer.
> That's very encouraging! I think people (me included) have gotten the impression that the project ran into problems so challenging that it stalled. Perhaps a small status update once in a while would give people a better idea of what's going on. :)

We keep running into challenging problems (the last one was a volcano) but we never stall. Things like the new GHC inliner, vector, repa are all part of DPH work.


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