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Re: [PING] Re: String Functions for x86-64
- From: "H. J. Lu" <hjl at lucon dot org>
- To: Evandro Menezes <evandro dot menezes at amd dot com>
- Cc: Rene Rebe <rene at exactcode dot de>, libc-alpha at sourceware dot org, Ulrich Drepper <drepper at redhat dot com>, "Meissner, Michael" <michael dot meissner at amd dot com>
- Date: Mon, 31 Jul 2006 13:56:18 -0700
- Subject: Re: [PING] Re: String Functions for x86-64
- References: <20060728224940.GA26526@lucon.org> <003301c6b305$549ef5f0$3edcb5a3@amd.com>
On Sat, Jul 29, 2006 at 06:51:29AM -0500, Evandro Menezes wrote:
> > It is on Merom with 4MB cache.
>
> Just a thought: are its caches sizes being correctly detected in
> dl-machine.h?
>
I think it may have something to with SW prefetch. Nocona/Merom
don't like it much.
H.J.