Re: [Qemu-devel] [RFC PATCH v2] coccinelle: add a script to optimize tcg op using tcg_gen_extract()

[Philippe Mathieu-Daudé]

>> Is this script likely to be rerun in the future?  If yes, keeping it in
>> scripts/coccinelle/ is a good idea.  If no, I recommend to store it in
>> the commit message instead.
>
>
> It is unlikely to be rerun in the future, at least for this specific pattern. 
> But it can be easily adapted for another TCG optimization.
>
> I could not find much documentation about how to do a such script using 
> Python, except on a thread [1]. If it is documented enough I think it is 
> worth to keep it.
>
> About putting it in each commit message, it is now 3 times bigger than the 
> patch it generates!
>
> Regards,
>
> Phil.

I missed this thread ref:

[1] https://github.com/coccinelle/coccinelle/issues/86