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Message-ID: <0643d8f64dc92daa86225dd57899ac6a@smtp.hushmail.com>
Date: Sat, 30 May 2015 02:03:56 +0200
From: magnum <john.magnum@...hmail.com>
To: john-dev@...ts.openwall.com
Subject: Re: bitslice SHA-256
On 2015-05-30 01:59, magnum wrote:
> On 2015-05-29 20:13, Alain Espinosa wrote:
>> Hand-crafted AVX2 assembly code done for "normal" SHA256.
>> Performance in a core i5-4670 3.4GHz, single thread:
>>
>> - 23.7 millions keys per second. 87% faster than the bitslice one
>> with AVX2 intrinsics.
>
> What's the main cause for this huge difference between normal SHA256
> implemented in assembly versus intrinsics?
Sorry, I mis-read. I though it was 87% faster than a *non* bitslice
using AVX2 intrinsics.
magnum
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