[PATCH] Reduce stack usage in sha512 (PR target/77308)

Bernd Edlinger bernd.edlinger@hotmail.de
Tue Oct 18 14:45:00 GMT 2016


On 10/18/16 10:36, Christophe Lyon wrote:
>
> I am seeing a lot of regressions since this patch was committed:
> http://people.linaro.org/~christophe.lyon/cross-validation/gcc/trunk/241273/report-build-info.html
>
> (you can click on "REGRESSED" to see the list of regressions, "sum"
> and "log" to download
> the corresponding .sum/.log)
>
> Thanks,
>
> Christophe
>

Oh, sorry, I have completely missed that.
Unfortunately I have tested one of the good combinations.

I have not considered the case that in and out could be
the same register.  But that happens here.


This should solve it.

Can you give it a try?



Thanks
Bernd.
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