Re: [PATCH 1/8] build-system: clean up TCG/TCI configury

Cc'ing TCI, SH4 and PA contacts FWIW.

On 1/7/21 5:06 PM, Daniel P. Berrangé wrote:
> On Thu, Jan 07, 2021 at 04:50:36PM +0100, Paolo Bonzini wrote:
>> On 07/01/21 16:01, Peter Maydell wrote:
>>> On Thu, 7 Jan 2021 at 14:03, Paolo Bonzini <[email protected]> wrote:
>>>>
>>>> Make CONFIG_TCG_INTERPRETER a Meson option, and enable TCI (though with
>>>> a warning) if the host CPU is unsupported, making it more similar to
>>>> other --enable-* options.
>>>
>>> The current behaviour is kind of deliberate. Using the TCG
>>> interpreter is a terrible idea and think it's better if we
>>> don't let users end up using it without realising that they have.
>>> (Personally I would vote to deprecate-and-delete TCI, and also
>>> to just have configure error out on unknown host CPU architectures.)
>>
>> Fair enough, I can change this back of course.  The missing targets are
>> parisc, ia64 and sh4 I guess.
> 
> ia64 is a dead host architecture and doesn't exist in any OS distro that
> we target anymore, so I don't think we need to consider it.
> 
> Likewise parisc/hppa doesn't seem exist in Debian since Squeeze, so I
> think we can rule that out too.
> 
> Only sh4 still seems to be supported in Debian. I expect the primary
> need there is for sh4 guest support rather than sh4 host support.
> 
> Regards,
> Daniel
>