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Re: [Qemu-devel] PPC emulation performance issues
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From: |
Aurelien Jarno |
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Subject: |
Re: [Qemu-devel] PPC emulation performance issues |
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Date: |
Fri, 13 Feb 2009 21:59:39 +0100 |
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User-agent: |
Mutt/1.5.18 (2008-05-17) |
On Wed, Feb 11, 2009 at 01:44:54PM -0800, Bruce Beare (bbeare) wrote:
> I am looking into a performance problem for the PPC m603 processor
> emulation. I've seen a steady decline in performance of basic micro
> benchmarks such as memory bandwith (lmbench bw_mem test). Just now, I am
> building various versions of qemu-system-ppc from the SVN repo to
> determine which commits cause the big drops.
>
You should precise which version you are speaking about. If you are
comparing version 0.9.1 with the SVN, this is due to the conversion to
TCG.
--
Aurelien Jarno GPG: 1024D/F1BCDB73
address@hidden http://www.aurel32.net