[Haskell-cafe] Garbage collecting pointers

Mads Lindstrøm mads_lindstroem at yahoo.dk
Fri Mar 26 17:49:35 EDT 2010


On Fri, 2010-03-26 at 21:24 +0000, Sebastian Sylvan wrote:
> On Fri, Mar 26, 2010 at 9:21 PM, Brandon S. Allbery KF8NH
> <allbery at ece.cmu.edu> wrote:
>         On Mar 26, 2010, at 16:28 , Mads Lindstrøm wrote:
>                 For some time I have been thinking about an idea,
>                 which could limit
>                 Haskell's memory footprint. I don't know if the idea
>                 is crazy or clever,
>         This is called pointer tagging.  The original STG design
>         avoided it because of the perceived performance loss in
>         removing the tags before using the pointer, but as I
>         understand it the current GHC design uses limited tagging.
> I don't think that's what he's talking about. He's saying the data
> that would normally be on the other side of the pointer would instead
> be stored "inline", if I understand him correctly.

Yes, that was what I tried to convey. Thanks, for clarifying for me.


> -- 
> Sebastian Sylvan
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