Re: [Qemu-devel] [PULL 00/23] TCG and misc patches for 2.7 hard freeze from 2016-07-18

[Paolo Bonzini]

On 18/07/2016 14:50, Peter Maydell wrote:
> On 18 July 2016 at 12:59, Paolo Bonzini <address@hidden> wrote:
>>
>>
>> On 18/07/2016 13:57, Peter Maydell wrote:
>>> On 18 July 2016 at 12:54, Paolo Bonzini <address@hidden> wrote:
>>>> On 18/07/2016 13:51, Peter Maydell wrote:
>>>>> Looks like an attempt to do an atomic op on a larger-than-host-pointer 
>>>>> type.
>>>>
>>>> Hmm, atomic_set should be acceptable even on 64-bit.
>>>
>>> How does that work, when the host might not have an atomic
>>> 64-bit write?
>>
>> All hosts we support should have it.
> 
> 32-bit ARM does not guarantee that you can have 64-bit atomic
> operations.

Doesn't it have LDRDEX and STRDEX?

Paolo