From: Laurent Desnogues <laurent.desnogues@gmail.com>
To: rvn270@few.vu.nl
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] gen_op_stl_raw_T0_A0 and the softmmu
Date: Wed, 25 Nov 2009 00:12:35 +0100 [thread overview]
Message-ID: <761ea48b0911241512k24bf6e41k60da401055a8d49a@mail.gmail.com> (raw)
In-Reply-To: <1259088675.4b0c2b237c2d6@www.few.vu.nl>
On Tue, Nov 24, 2009 at 7:51 PM, <rvn270@few.vu.nl> wrote:
>
> I am working on a project that extends qemu to track the memory accesses.
> All the functions in target-i386/ops_mem.h are instrumented.
> Logging the reads work fine, the writes give are troublesome.
> The code that I am tracking contains a lot of xor instructions.
>
> I have tracked the generation of an example xorl $0x9432bf80, (%esi) instruction
> in target-i386/translate.c. The result of the xorl instruction results in the
> generation of op_stl_raw_T0_A0 by gen_op_stl_raw_T0_A0. The op_stl_raw_T0_A0
> instruction in instrumented in the ops_mem.h header file but somehow nothing is
> logged.
You seem to be using a very old version of QEMU. You'd better
use a more recent one if you want to get more help :-)
Laurent
> So to conclude, the reads are logged, but the writes give me some problems.
> Is there any documentation regarding to the softmmu and these memory operands.
>
> Kind regards,
>
> Remco
>
>
>
prev parent reply other threads:[~2009-11-24 23:12 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-24 18:51 [Qemu-devel] gen_op_stl_raw_T0_A0 and the softmmu rvn270
2009-11-24 23:12 ` Laurent Desnogues [this message]
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