Andrea Arcangeli wrote:
>
> As said in an earlier email it is a matter of memory bandwith, 59 bytes
> of icache and zero data, against 7 bytes of icache and 512bytes of data.
> the 512bytes of data are visibly slower, period. Saving mem bandwith is
> much more important than reducing the number of instructions, even more
> on SMP!
>
It's not 512 bytes of data -- only the part that's actually used is
accessed.
-hpa
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This archive was generated by hypermail 2b29 : Tue Apr 23 2002 - 22:00:27 EST