[Vm-dev] Trying to Simulating the Interpreter

[David T. Lewis]

On Tue, Oct 20, 2009 at 05:44:15PM -0300, Bernardo Ezequiel Contreras wrote:
>  
> hi all,
> im trying to run the InterpreterSimulator and im using
> 
> Operating System: WindowsXP Professional
> 
> SmalltalkImage current vmVersion.
> >>'Squeak3.10.2 of ''5 June 2008'' [latest update: #7179]'
> 
> SmalltalkImage current imageName.
> >>'D:\BC\Squeak\VMM\unix-3.11.3.image'
>    (i downloaded it from the unix site, because it has VMMaker installed)
> 
> this image is saved as 'source.image'
> 
> i open unix-3.11.3.image  and do
> 
> (InterpreterSimulator new openOn:'source.image') test.
> 
> >> self error:  'incomaptible image format'
>                       ^^
>                         there's a mistake in message
> 
> source image version is 6502 but
> the InterpreterSimulator expects an image version = 6504 ( self
> imageFormatForwardCompatibilityVersion is 6504 )
> 
> so where i could find a image version = 6504?
> i tried with several images and im getting the same results.
> maybe im doing something wrong.
> 
> thanks in advance.

Hello Bernardo,

I fixed this problem recently in VMMaker. If you update to the latest
version from SqueakSource, it will be corrected. The fix was this:

> VMMaker-dtl.140.mcz Dave Lewis, 29 September 2009 4:00:38 am 
> Implement #imageFormatVersion in InterpreterSimulator to allow the simulator
> to load images with closure bytecodes.

Dave