[Vm-dev] Primitive table support for running older images
David T. Lewis
lewis at mail.msen.com
Thu Dec 22 19:28:04 UTC 2016
Thanks Bert, that definitely will help.
> On Thu, Dec 22, 2016 at 3:50 AM, David T. Lewis <lewis at mail.msen.com>
>> Given that the numbered primitive assignments
>> > > change over time, and old primitives need to be retired to make room
>> > > the new, how best to provide continued support for older images with
>> > > current VM?
> In SqueakJS I have a single flag oldPrims to switch between two set of
> primitives. This appears to work fine all the way back to Squeak 1.x. The
> flag is set based on whether the image format has closures or not.
> Just search for "oldPrims" in
> - Bert -
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