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Re: [Qemu-devel] Instruction counting instrumentation for ARM + initial
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From: |
Paul Brook |
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Subject: |
Re: [Qemu-devel] Instruction counting instrumentation for ARM + initial patch |
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Date: |
Wed, 20 May 2009 11:48:42 +0100 |
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User-agent: |
KMail/1.11.2 (Linux/2.6.29-2-amd64; KDE/4.2.2; x86_64; ; ) |
On Tuesday 19 May 2009, Timo Töyry wrote:
> Hi,
>
> The attached patch implements instruction counting instrumentation for
> ARM usermode linux. Currently the patch is a working draft but we
> intend to clean it up for possible inclusion. We'd appreciate any
> comments. Below is a more detailed description.
Ewww. This looks pretty much impossible to maintain.
If you really want to do this I recommend dumping an execution trace, and
having a third party utility do the counting after the fact.
Paul