Messages in this thread | | | Date | Thu, 15 Dec 2016 22:04:25 +0100 | From | Peter Zijlstra <> | Subject | Re: [PATCH v2 1/4] siphash: add cryptographically secure hashtable function |
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On Thu, Dec 15, 2016 at 09:43:04PM +0100, Jason A. Donenfeld wrote: > On Thu, Dec 15, 2016 at 9:31 PM, Hannes Frederic Sowa > <hannes@stressinduktion.org> wrote: > > ARM64 and x86-64 have memory operations that are not vector operations > > that operate on 128 bit memory. > > Fair enough. imull I guess.
imull is into rdx:rax, not memory. I suspect he's talking about cmpxchg16b.
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