Queue cleanup

[Gregory Ewing]

Dennis Lee Bieber wrote:
> <greg.ewing at canterbury.ac.nz> declaimed the following
> 
>>So maybe we need to redesign the hardware.
>
> 	Remember the iAPX-432?
> http://en.wikipedia.org/wiki/Intel_iAPX_432#Garbage_collection

Not quite what I had in mind. That sounds like a conventional
GC algorithm that happens to be implemented in microcode. I'm
thinking about ways of designing the memory itself to help
with GC. Instead of putting all the smarts in the CPU, move
some of them into the RAM.

-- 
Greg