Re: [PATCH v2 0/2] target/mips: Add two groups of loongson-ext instructions

[Jiaxun Yang]

在 2020/6/16 22:41, Aleksandar Markovic 写道:
> уторак, 16. јун 2020., Jiaxun Yang <jiaxun.yang@flygoat.com 
> <mailto:jiaxun.yang@flygoat.com>> је написао/ла:
>
>
>
>     在 2020/6/16 18:38, Aleksandar Markovic 写道:
>
>
>
>         уторак, 16. јун 2020., Jiaxun Yang <jiaxun.yang@flygoat.com
>         <mailto:jiaxun.yang@flygoat.com> <mailto:jiaxun.yang@flygoat.com
>         <mailto:jiaxun.yang@flygoat.com>>> је написао/ла:
>
>              This is the sucessor of:
>              "Basic TCG Loongson-3A1000 Support"
>
>              Thanks!
>
>
>         Hi, Jiaxun.
>
>         Thanks for providing updated version of the series.
>
>         I wonder, given so many "#if defined(TARGET_MIPS64)" lines in
>         this series, what would be the 32-bit processors that support
>         Loongson EXT ASE?
>
>
>     Loongson GS232 core which can be found in Loongson-1A/B/C should
>     support it.
>     Although I have no intension to work on QEMU support of these
>     processors.
>
>
> ...And, for the sake of accuracy, you nevertheless included the correct 
> implementation (for both 32-bir and 64-bit). That is very good. I would 
> do the same, if I were you.
>
> However, there is a problem. We can't upstream (at least not in QEMU for 
> MIPS) anything without the proper documentation.
>
> So, please provide the links or attach the supporting files to the cover 
> letter in v2. You already did something similar in some of your previous 
> series and patches. I am perfectly fine with machine translation from 
> Chinese.
>
> For example, you need to provide, among other things, docs describing 
> EXT support in GS 232 cores. We can't just make assumptions, or trust 
> your word. These sources of information should be repeated for all 
> versions (v2, v3,...) of the series, in their cover letters.

I'll attach necessary information about these instructions in next 
version, however, there is no public document avilable for GS232 core.
That's why I'm not intend to upstream it for now.

Should I keep these code as is? Ot just filter all Loongson EXT out for 
MIPS32.

Thanks.

> I salute your series, but it needs much more justification.
>
> Yours,
> Aleksandar
>
>
>         Thanks,
>         Aleksandar
>
>              Jiaxun Yang (2):
>                 target/mips: Add loongson-ext lsdc2 group of instructions
>                 target/mips: Add loongson-ext lswc2 group of instrustions
>
>
>         Also, a spelling mistake in the second title.
>
>
>     Ahh, My bad....
>
>
>                target/mips/translate.c | 437
>         ++++++++++++++++++++++++++++++++++++++++
>                1 file changed, 437 insertions(+)
>
>              --     2.27.0.rc2
>
>
>     -- 
>     - Jiaxun

--
- Jiaxun