[pypy-dev] is anyone actively hacking on the JVM backend?

amit regmi.amit at gmail.com
Thu Nov 29 20:24:33 CET 2007


Hi Niko,

I am working on the "CLR" module --- ..pypy/module/clr/
Just trying to play around with   "interp_clr.py"  and  "app_clr.py"  in 
there.
Hope your commits will make it more better.

regards,
AmitReg



Maciej Fijalkowski wrote:
> As noone answers... I think amitReg is doing some CLI related stuff, 
> which means you can stomp on each other on oosupport, but he's doing 
> rather library integration, so sounds very unlikely.  Besides, I'm not 
> aware of anyone.
>
> Cheers,
> fija
>
> On Nov 29, 2007 7:46 PM, Niko Matsakis <niko at alum.mit.edu 
> <mailto:niko at alum.mit.edu>> wrote:
>
>     I have been making small improvements to the JVM backend: I am aiming
>     towards eliminating any remaining conformance problems, and also
>     towards fixing a few warts in the implementation.
>
>     Right now I am wringing out the last few bugs from a check-in that
>     would allow multiple PyPy-generated interpreters to be used
>     simultaneously.  Currently, the code uses a few static fields that
>     would conflict if, for example, someone tried to load both a Python
>     and a Smalltalk interpreter into the same JVM.  These static fields
>     were used to allow the helper code (src/PyPy.java and friends) to
>     create instances of exception classes and other RPython-generated
>     code.  The new code creates a single instance of the PyPy helper class
>     per generated interpreter and use non-static-methods instead, which
>     should be better.
>
>     Anyway, I just want to be sure I am not stepping on anyone's toes if I
>     check this in, since it makes small changes all over the place to
>     ensure that the proper PyPy object is pushed onto the stack, etc.
>
>
>     Niko
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