[Vm-dev] Simulating the Cog V3 VM

Levente Uzonyi leves at caesar.elte.hu
Wed May 11 23:17:00 UTC 2016


Spur support has been added to SystemTracer a while ago.
http://www.squeaksource.com/SystemTracing.html

Levente

On Wed, 11 May 2016, tim Rowledge wrote:

>
>
>> On 11-05-2016, at 2:24 PM, Phil (list) <pbpublist at gmail.com> wrote:
>>
>> Chiming in since it seemed apropos: it's not by choice... not everyone
>> has images that have been migrated to Spur (speaking as another Cuis
>> user, but there are likely other images out there in the same
>> situation)  So until/unless there is a semi-automatic means of
>> migrating images as VM changes necessitate it, there will be a small
>> population of users being left behind on older VMs each time there is a
>> new image format.
>
> Well, there is such a mechanism but it tends to get left behind. The SystemTracer is the all-purpose Scout tool for getting children out of horse’s hooves and converting images. It would be entirely possible to make a version to convert a V3 image to Spur;  it’s the way I would have done it originally if I’d been responsible for it. It’s… eek, 20 years since I last did a big junta with it but you’d amazed at the possibilities.
>
> I’m absolutely not volunteering to do it. It’s a big enough job to do right that somebody would have to pay...
>
> tim
> --
> tim Rowledge; tim at rowledge.org; http://www.rowledge.org/tim
> Spell checkers at maximum!  Fire!
>
>
>


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