Re: [Qemu-devel] [PATCH v2] target-arm: Check undefined opcodes for SWP in A32 decoder

[Peter Maydell]

On 23 March 2018 at 21:43, Onur Sahin <address@hidden> wrote:
> Thanks for the feedback Peter. Removing the redundant check on bit
> 23 and adding checks for the "should be" bits as well (bits [11:8]).
>
> The following patch should make sure we are not treating
> architecturally Undefined instructions as a SWP, by verifying
> the opcodes as per section A8.8.229 of ARMv7-A specification.
>
> Best,
> Onur
>
> Signed-off-by: Onur Sahin <address@hidden>
> ---

Thanks; I've applied this patch to target-arm.next for 2.12,
with some minor tweaks to the commit message.

-- PMM