Peter Jeremy wrote:
On 2008-Jul-07 13:25:13 -0700, Julian Elischer <[EMAIL PROTECTED]> wrote:
what you need is a speculative prefetch where you an tell teh
processor "We will probably need the following address so start
getting it while we go do other stuff".
This looks like the PREFETCH instructions that exist in at least amd64
and SPARC. Unfortunately, their optimal use is very implementation-
dependent and the AMD documentation suggests that incorrect use can
degrade performance.
It might be worth looking to see if the network processing threads
might be able to prefetch the IP header at least :-)
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