[Vm-dev] [Pharo-dev] Simulator in Pharo 3

[Esteban Lorenzano]

On 13 Feb 2014, at 05:46, Eliot Miranda <eliot.miranda at gmail.com> wrote:

> Hi Stefan!
> 
> 
> On Wed, Feb 12, 2014 at 12:35 PM, Stefan Marr <smalltalk at stefan-marr.de> wrote:
> Hi:
> 
> Below you see the result of today, the simulator for the StackInterpreter running in a Pharo 3 image.
> 
> Fab!  This is great.
> 
> Over the last years, people have been tinkering with the simulator from time to time, but I have the feeling everyone gave up before the thing was fully functioning, and not even the trivial things have found their way back into the VM code base.
> 
> How can anyone do anything significant with the VM without getting the simulator to work?  [ ;-) ]  You know about the first attempt at making a 64-bit VM for HP don't you?  A nightmare tale :-).
> 
>  
> I am aware that Phil was busy with it recently, but I think there was also someone else posting notes here.
> 
> Would be great if those people could send me their change sets so that I can try getting everything working again.
> 
> As you can see in the screenshot, the simulator loads up properly, and executes the first 10,000,000 bytecodes.
> Which is enough to make it notice that a primitive fails, and to pop up the error dialog.
> However, it is a Pharo 1.2 image. Later images trigger some bug, I haven’t identified yet. They execute code, but don’t manage to bring up the display.
> 
> 
> Thanks to having a unified code repository, everything I got so far (minus a few small changes) is here:
>    https://github.com/smarr/pharo-vm/tree/fixes/simulator-bit-rot
> 
> Hmm.  What's the easiest way to map this to a Monticello mcz so I can integrate your changes back into my packages?

give me some days… I have in my todo list to create a jenkins job to upload the mcz to source.squeak.org (you asked for it more or less in december, but I didn’t had the time until now, sorry). 

Esteban

>  
> More to come soon.
> Best regards
> Stefan
> 
> <simulator.jpeg>
> -- 
> Stefan Marr
> INRIA Lille - Nord Europe
> http://stefan-marr.de/research/
> 
> 
> 
> 
> 
> 
> -- 
> best,
> Eliot

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