Re: [PATCH] poly1305: generic C can be faster on chips with slow unaligned access

From: Herbert Xu
Date: Wed Nov 02 2016 - 17:08:13 EST


On Wed, Nov 02, 2016 at 10:06:39PM +0100, Jason A. Donenfeld wrote:
> On Wed, Nov 2, 2016 at 9:09 PM, Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> wrote:
> > Can you give some numbers please? What about other architectures
> > that your patch impacts?
>
> Per [1], the patch gives a 181% speed up on MIPS32r2.
>
> [1] https://lists.zx2c4.com/pipermail/wireguard/2016-September/000398.html

What about architectures? In particular, what if we just use your
new code for all architectures. How much would we lose?

Thanks,
--
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
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