[Vm-dev] [squeak-dev] Support an updated image format number for Sista

David T. Lewis lewis at mail.msen.com
Thu Apr 30 02:38:39 UTC 2020


On Wed, Apr 29, 2020 at 05:19:22PM -0700, Eliot Miranda wrote:
>  
> Hi David,
> 
> 
> > On Apr 29, 2020, at 3:34 PM, David T. Lewis <lewis at mail.msen.com> wrote:
> > 
> > ???
> > Hi Eliot,
> > 
> > I put VMMaker.oscog-dtl.2711.mcz in the VMMaker inbox a while ago:
> > 
> >  http://lists.squeakfoundation.org/pipermail/vm-dev/2020-February/032749.html
> 
> Forgive me for missing this.  I???ll take a look soon.
> 
> > 
> > Does this still seem like a good idea to you? If yes, do you want me
> > to merge it into VMMaker.oscog? Squeak trunk is already calling the
> > (not yet existing) primitive when Sista is activated, so if we provide
> > the VM support, then the image format number will be updated. This is
> > likely to cause some confusion in trunk, but we are early in the release
> > cycle, so it's still a good time to get it done.
> 
> I don???t object to a sista bit in the image header.  I find primitiveMultipleBytecodesActive uncompelling.  I think we need something more informative, say primitiveAvailableBytecodeSets which answers an Array of the names of the bytecode sets in the VM, answering a one element array if there is only one set.
> 
> But I???ll take a look soon. 
> 

Thanks. Please treat my inbox submission as a discussion opener. We
are early in the Squeak release cycle so updating trunk to match is
not a problem.

Dave



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