[Stackless] Planning Stackless Lite

Henning Diedrich hd at authentic-internet.de
Tue Jan 19 21:48:21 CET 2010


Wow. Is this going to replace efforts to "implement stackless in PyPy"? 
If those still exist?

Regards,
Henning

Christian Tismer wrote:
> Hit the wrong button...
>
> The idea is to implement the code for context switching using Psyco's 
> technology and by patching Python at runtime. Patching the Python 
> source is no longer necessary. Instead, certain important locations in 
> the interpreter will be analysed at runtime. Stackless will have 
> descriptions of these places that allow to generate code to unwrap and 
> restorr the stack and to jump to these locations.
>
> The approach is not easy, since it involves partial disassembling of 
> machine code. Also it is more platform dependant than ever. But it is 
> the most versatile solution I can come up with.
>
> The Stackless module which is hard-wired into Stackless will become a 
> plain Python module that can take full advantage of Psyco.
>
> That's just a short brain-dump. I' happy to get your thoughts. Ciao - 
> chris
>
> Sent from my iPhone
>
> On 19.01.2010, at 19:29, Christian Tismer <tismer at stackless.com> wrote:
>
>> Howdy!
>>
>> I have a new concept in mind that might replace Stackless as it is 
>> known. Just a quock note, as I am away from my machine.
>>
>> The plan is to get a Stackless without any restrictions, as a plain 
>> extension module, and with full Psyco support.
>>
>> Sounds like an April joke? No, I'm just leveling up on craziness. ;-)
>>
>>
>>
>> Sent from my iPhone
>>
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