With proper support, this is doable I think.

But the student will have to be really motivated and smart I suppose.

Which raises the question: how does one find such ones?

Phil







On Thu, Feb 13, 2014 at 3:19 PM, <[email protected]> wrote:

> [email protected] wrote:
>
>> Ron,
>>
>> Sure but at this time, not being able to run the simulator in a full
>> Pharo environment is a severe issue.
>>
>> The key advantage is that the Smalltalk VM is written in itself.
>>
>> Now, what do I experience is that it is hard to embark on VM work.
>>
>> Why? Even if the PharoVMBuilders help in generating and compiling the VM
>> for several platforms (I can build for Windows 8.1, OSX, iOS, Debian 7 etc)
>> this is only one part of the puzzle.
>>
>> The next step, is to understand how things do work for real, the
>> interpret() C loop isn't gonna help me one bit, I need to be able to
>> simulate this one in a Simulator. And I want to do that on the Pharo
>> platform. Currently on 2.0 - this will (again) be fun to get to work on 3.0.
>>
>> I am not in the league of the VM maintainers obviously.
>>
>> But Clement provided me with Eliot's Cog Simulation image, which works
>> for his own work. But only his own. We do not have something like a
>> Configuration to get the same thing. And that's a very acute pain. There
>> are only so many hours in a day, true. So, in order to bring in more
>> people/resources for the VM work, the barrier to entry should be moved a
>> tad down.
>>
>> We tried to have the StackSimulator working for a while (Stephan I'll
>> definitely get your version, thanks for it). This is also because
>> InterpreterSimulator doesn't work anymore and we have to use the
>> StackInterpreter instead (which is complicated already vs pure interpreter).
>>
>> All of this rant to say that having a clean interpreter and a basic image
>> (Maybe PharoKernel/Hazelnut/Boostrapping/Spoon will give us a very
>> simple image to simulate - the whole image isn't really needed. Hopefully
>> Oz will also move us forward on that front).
>>
>> A real Pharo image is overkill for this as a ton of plugins get involved
>> etc.
>>
>> The core system should be the same for Pharo/Squeak/... :
>>
>> VMMaker-MemoryManager
>> VMMaker-Interpreter
>> VMMaker-InterpreterSimulation
>> VMMaker-MemoryManagerSimulation
>>
>> and of course the Slang things (VMMaker-Support and VMMaker-Translation
>> to C).
>>
>> What I'd love to end up with is an embeddable VM that we could hook into
>> other environments, languages etc (a bit like TCL for example). This
>> requires work on how the VM core runs. And to explore this, simulation is
>> needed.
>>
>> Sorry for the long post. I wish I was a millionaire to pour in some cash
>> into the project to speed some areas up. Working on it :-) Maybe should we
>> work in that direction for funding. http://www.gv.com/ where are you?
>>
>> Phil
>>
>>  Getting the simulator working in Pharo could be a GSoC project? or is it
> too advanced?
> cheers -ben
>
>

Reply via email to