Re: [PATCH 1/8] build-system: clean up TCG/TCI configury
- To: Philippe Mathieu-Daudé <f4bug@amsat.org>, Aurelien Jarno <aurelien@aurel32.net>, Stefan Weil <sw@weilnetz.de>, John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>, debian-hppa@lists.debian.org, debian-superh@lists.debian.org
- Cc: Peter Maydell <peter.maydell@linaro.org>, Daniel P. Berrangé <berrange@redhat.com>, Alex Bennée <alex.bennee@linaro.org>, Paolo Bonzini <pbonzini@redhat.com>, QEMU Developers <qemu-devel@nongnu.org>, Stefan Hajnoczi <stefanha@redhat.com>, Marc-André Lureau <marcandre.lureau@redhat.com>
- Subject: Re: [PATCH 1/8] build-system: clean up TCG/TCI configury
- From: Helge Deller <deller@gmx.de>
- Date: Wed, 13 Jan 2021 14:42:51 +0100
- Message-id: <[🔎] 46e79fb0-2ce1-35a8-3ce8-44699508a1d1@gmx.de>
- In-reply-to: <[🔎] d1b5a493-0658-3bba-b1b4-0116f337031d@amsat.org>
- References: <20210107140039.467969-1-pbonzini@redhat.com> <20210107140039.467969-2-pbonzini@redhat.com> <CAFEAcA9yyUUmd+hj6kgAV8KWtCC41Q55JRfE0q1zTaDaOofgOQ@mail.gmail.com> <a5cd4c43-2f12-2dbf-8db7-21acc7abc73d@redhat.com> <20210107160653.GD1029501@redhat.com> <[🔎] d1b5a493-0658-3bba-b1b4-0116f337031d@amsat.org>
On 1/13/21 2:09 PM, Philippe Mathieu-Daudé wrote:
> 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 <pbonzini@redhat.com> 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.
I have no opinion about ia64.
>> Likewise parisc/hppa doesn't seem exist in Debian since Squeeze, so I
>> think we can rule that out too.
Can we please keep parisc/hppa.
It's not an official platform any longer, but quite active in the
"unstable" debian-ports repository:
https://buildd.debian.org/status/architecture.php?a=hppa&suite=sid
>> 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.
Same as for hppa/parisc, sh4 is in debian-ports too.
Helge
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