Messages in this thread | | | From | "Jason A. Donenfeld" <> | Date | Wed, 2 Nov 2016 23:00:00 +0100 | Subject | Re: [PATCH] poly1305: generic C can be faster on chips with slow unaligned access |
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On Wed, Nov 2, 2016 at 10:26 PM, Herbert Xu <herbert@gondor.apana.org.au> wrote: > What I'm interested in is whether the new code is sufficiently > close in performance to the old code, particularonly on x86. > > I'd much rather only have a single set of code for all architectures. > After all, this is meant to be a generic implementation.
Just tested. I get a 6% slowdown on my Skylake. No good. I think it's probably best to have the two paths in there, and not reduce it to one.
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