From: Mike Stump <mrs@apple.com>
To: Nick Ing-Simmons <nick@ing-simmons.net>
Cc: overseers@gcc.gnu.org
Subject: Fwd: Performance regression testing?
Date: Fri, 02 Dec 2005 21:42:00 -0000 [thread overview]
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Could you please fix your email system, or resubscribe with a
competent email provider, your subscription to gcc appears to be
replicating emails and resending to the entire list:
?
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Date: Tue, 29 Nov 2005 20:51:40 +0100
From: Laurent GUERBY <laurent@guerby.net>
Subject: Re: Performance regression testing?
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To: Mike Stump <mrs@apple.com>
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On Mon, 2005-11-28 at 17:55 -0800, Mike Stump wrote:
> My feeling is that we should have such a suite. I'd favor a micro
> style, where we are measuring clock cycles (on machines that can
> expose them x86/v9), [...]
A while ago I looked at rdtsc on x86-linux, but I couldn't find a way,
other than statistical / multiple runs and take minimum, to known
how many context switch happened between two points in the measured
code. Is this number available in some ways?
Laurent
parent reply other threads:[~2005-11-30 22:25 UTC|newest]
Thread overview: expand[flat|nested] mbox.gz Atom feed
[parent not found: <1133293900.31007.216.camel@pc.site>]
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