On Wed, 22 Oct 2008, Fuad Tabba wrote:
> Hi,
>
> Looking at the SLICC coherence protocol file
> MESI_CMP_filter_directory-L1cache.sm (the one used for LogTM-SE and ATMTP) ,
> I notice that transition(IS_S, Nack_all, I) transition(IS_E, Nack_all, I)
> transition(IM_M, Nack_all, I): all of these perform a
> ff_deallocateL1CacheBlock . What's the reasoning behind deallocating the
> cache block there? Does it matter if the cacheblock doesn't get deallocated,
> I mean its state will still be I after all, and it's not really not present,
> it's just invalid...
>
> Thanks.
>
> Cheers,
> /fuad
>
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