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Re: [Qemu-devel] qemu-system-arm system support for big endian BE8
From: |
Peter Crosthwaite |
Subject: |
Re: [Qemu-devel] qemu-system-arm system support for big endian BE8 |
Date: |
Wed, 23 Sep 2015 19:53:06 -0700 |
On Wed, Sep 23, 2015 at 8:41 AM, Peter Maydell <address@hidden> wrote:
> On 23 September 2015 at 03:48, sridhar kulkarni <address@hidden> wrote:
>> Hi Peter,
>>
>> I was able to progress well using the BE8 work in the branch that you
>> pointed out. I am experiencing floating point issue. The qemu just exits, by
>> putting a message that "floating point exception(core dumped)". I suppose
>> QEMU do support floating point operations. I heard about hard floating point
>> and soft floating point support. Is there any configuration option in QEMU
>> for floating point?
>
> QEMU's floating point support for ARM is good and known to work.
> If QEMU exits with a coredump then that is either:
> * your test binary is dumping core due to a bug in your test
> (assuming you're using linux-user mode)
> * a bug in QEMU (unlikely but not impossible)
>
> If you can provide a reproducible test case we can have a look at it.
>
Yes, so the thing stopping me upstreaming this was a reasonable test.
Can I have a look at your reproducer?
Regards,
Peter
> thanks
> -- PMM