[Pharo-project] RoarVM - Pharo and Squeak on Multicore

Stefan Marr pharo at stefan-marr.de
Fri Nov 5 15:49:30 CET 2010


Hi:


On 03 Nov 2010, at 23:59, Stefan Marr wrote:
> Probably our VM is behaving slightly different from what the SqueakVM. (Not sure what the 'right' thing to do is thought)
> 
> From my understanding, the idea is that if there is no event, the primitive will fail.
> And all other images have that case covered. They set the first array index to EventTypeNone.
> 
> Thus, "InputEventFetcher>>primGetNextEvent: array" should look like: 
> 
> primGetNextEvent: array
> 	"Store the next OS event available into the provided array.
> 	Essential."
> 	<primitive: 94>
> 	array at: 1 put: EventTypeNone. "STEFAN: Added this line"
> 	^nil
> 
> However, since Pharo works on the other VM, I guess the primitive there is filling in the first slot of the array anyway.
> So, what is the specification? I think the primitives have changed since 'the bluebook'.

Just to ask that question again: What is the conclusion, is the bug in the image or in the VM?

Thanks
Stefan


-- 
Stefan Marr
Software Languages Lab
Vrije Universiteit Brussel
Pleinlaan 2 / B-1050 Brussels / Belgium
http://soft.vub.ac.be/~smarr
Phone: +32 2 629 2974
Fax:   +32 2 629 3525





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