[pypy-dev] PyPy JIT & C extensions, greenlet

[Andy]

Why wouldn't pypy work with greenlet but would work with Stackless? greenlet calls itself a spin-off of Stackless. Isn't greenlet a subset of Stackless without the scheduling? Could you explain a bit more?

Thanks.

--- On Mon, 9/27/10, Maciej Fijalkowski <fijall at gmail.com> wrote:

> From: Maciej Fijalkowski <fijall at gmail.com>
> Subject: Re: [pypy-dev] PyPy JIT & C extensions, greenlet
> To: "Ian P. Cooke" <ipc at srand.net>
> Cc: pypy-dev at codespeak.net
> Date: Monday, September 27, 2010, 8:23 AM
> Hey.
> 
> greenlet C module is quite incompatible with pypy and won't
> work.
> However making pypy work with jit and stackless is
> something that
> requires a bit of work only (teaching jit how to unroll the
> stack
> mostly) and I plan to look into it in the very near
> future.
> 
> Cheers,
> fijal
> 
> On Mon, Sep 27, 2010 at 1:49 PM, Ian P. Cooke <ipc at srand.net>
> wrote:
> >
> > There was a recent thread with the same subject and I
> would like to look
> > into this a bit more.
> > I knew pypy-stackless wouldn't work after I built a
> working 64-bit pypy
> > w/ JIT, well, now I'm intrigued.
> >
> > I will look at the code more closely soon.  Armin,
> Carl Friedrich, would
> > you answer a couple of questions in the mean-time?
> >
> > What is the largest roadblock to making pypy-stackless
> work on pypy w/ JIT?
> > Would it be possible/easier to port the greenlet
> module?
> >
> > Having built-in support for co-routines would be very
> nice but my own
> > goal is to get greenlet working in any manner.
> > If I could build a 64-bit pypy w/ JIT and then
> easy_install greenlet,
> > that would work for me.
> >
> > Thanks,
> >     Ian
> >
> > P.S. congratulations on all your recent progress!  I
> always look forward
> > for the next pypy blog update :)
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> >
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