[Fwd: Re: [Beowulf] Cell in HPC]
hahn at physics.mcmaster.ca
Thu Jun 1 09:07:03 EDT 2006
> > why are these cases not nicely covered by the placement
> > instructions implemented in mmx and followons? you can control
> > how a load or store behaves wrt different levels of cache cache.
> How do I effectively control placement when I don't know how big my
> cache is?
I guess you mean you don't know because you can't count on getting
any particular fraction of the shared cache, right? so just do these
streaming/blocked reads directly into your per-core cache. no?
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