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From: Sergey Fedorov <serge.fdrv@gmail.com>
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Date: Tue, 27 Oct 2015 20:47:27 +0300
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Subject: Re: [Qemu-devel] exec: About DISAS_JUMP and DISAS_UPDATE
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To: Peter Maydell <peter.maydell@linaro.org>
Cc: Paolo Bonzini <pbonzini@redhat.com>, Peter Crosthwaite <crosthwaite.peter@gmail.com>, QEMU Developers <qemu-devel@nongnu.org>, Aurelien Jarno <aurelien@aurel32.net>, Richard Henderson <rth@twiddle.net>

On 23.10.2015 15:41, Peter Maydell wrote:
> On 23 October 2015 at 13:39, Sergey Fedorov <serge.fdrv@gmail.com> wrote:
>> On 23.10.2015 15:37, Peter Maydell wrote:
>>> On 23 October 2015 at 13:35, Sergey Fedorov <serge.fdrv@gmail.com> wrote:
>>>> On 23.10.2015 14:10, Peter Maydell wrote:
>>>>> On 23 October 2015 at 11:14, Sergey Fedorov <serge.fdrv@gmail.com> wrote:
>>>>>> Thanks, Peter. What if I am going to modify DISAS_JUMP and DISAS_UPDATE
>>>>>> usage in 32-bit ARM code and apply AArch64 semantics to them?
>>>>> No objection as long as it all still works :-)
>>>> Well, I made the main changes and tested them with arm-test-0.2.tar.gz
>>>> and linux-user-test-0.3.tar.gz from http://wiki.qemu.org/Testing.
>>>> Everything seems to be okay. Is this enough?
>>> You need to test a guest that uses Thumb and Thumb2 as well.
>> What would you recommend to use for doing this?
> Ubuntu guest filesystem images for ARMv7 or better are generally
> built to use Thumb.

I used this manual to test my changes:
https://wiki.ubuntu.com/Kernel/Dev/QemuARMVexpress. Hope to come up with
a patch soon :)

Best,
Sergey