[Vm-dev] About StackInterpreter VM

Igor Stasenko siguctua at gmail.com
Fri Jan 7 01:47:59 UTC 2011


Hello, VM hackers

i just want to ask, how well StackVM could replace original Squeak VM?
If that's only image format aspect, then i think we can deal with that
and forget about it once and for all.
Also, i suspect that stack-interpreter VMs will be much more stable
(because not including JIT), so people can always
use it as a fallback solution if they can't make own code running stable on Cog.

But if there are more issues than just image format, then please let me know.
Because maintaining two different VMs is too much, especially that we
don't have enough human resources for that.
And so, we must choose. And choice is obvious, as to me.  :)


P.S. Can you please remind me, what conversion is needed between old
image format and one which is edible by stack-based VM?
And why just don't add it by default, so Stack VMs (and Cog) can read
old image format (closure one)?

-- 
Best regards,
Igor Stasenko AKA sig.


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