Re: [Qemu-devel] [PATCH v5 13/35] tcg: Add atomic helpers

[Alex Bennée]

Alex Bennée <address@hidden> writes:

> Richard Henderson <address@hidden> writes:
>
>> Add all of cmpxchg, op_fetch, fetch_op, and xchg.
>> Handle both endian-ness, and sizes up to 8.
>> Handle expanding non-atomically, when emulating in serial.
>>
>> Signed-off-by: Richard Henderson <address@hidden>
>
> This still seems to be suffering expansion problems on Travis:
>
>   https://travis-ci.org/stsquad/qemu/builds/166466729
>
> I'll see if I can come up with a reproducer with the docker targets.

So I haven't got the Travis target merged upstream yet. You can find
them here with your patches:

  https://github.com/stsquad/qemu/tree/review/cmpxchg-atomics-v5-travis-debug

With which:

  make address@hidden TARGET_LIST=aarch64-softmmu J=9

will show you the failure (modify J for cores ;-)

--
Alex Bennée