[Vm-dev] off-topic garbage
David T. Lewis
lewis at mail.msen.com
Sat Dec 13 22:52:00 UTC 2014
On Sat, Dec 13, 2014 at 12:00:43PM -0800, Eliot Miranda wrote:
>
> Hi All,
>
> I'm debugging the 64-bit variant of the Spur GC, having got the real
> 64-bit Spur Stack VM to start-up and progress to the first GC (albeit with
> the border of a window displayed in the wrong colour).
Congratulations!
> In doing so I
> looked at the list of to-be-collected objects at the first full GC in the
> simulator. I'll list them here. What are they you wonder? These are the
> objects that are unreachable in a snapshotted image that has been converted
> to 64-bits. So they're objects that I suspect are always reclaimed on the
> first GC. They're the objects comprising the screen menu that was opened
> to save and quit the image. Here's ones I printed out to investigate:
>
Interesting catch. It makes sense when you think about it, but I never would
have thought about it.
Dave
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