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Автор SHA1 Сообщение Дата
Udalov Max d864b10871 blake2s: use math.bits rotate functions instead of ad-hoc implementation
This makes code more readable and idiomatic.

Updates golang/go#31456

Benchstat:
name       old time/op   new time/op   delta
Write64-8    211ns ± 6%    205ns ± 2%    ~     (p=0.243 n=10+9)
Write1K-8   3.26µs ± 3%   3.12µs ± 2%  -4.44%  (p=0.000 n=9+9)
Sum64-8      227ns ± 5%    217ns ± 6%  -4.58%  (p=0.009 n=10+10)
Sum1K-8     3.28µs ± 2%   3.31µs ± 4%    ~     (p=0.412 n=10+9)

name       old speed     new speed     delta
Write64-8  303MB/s ± 6%  312MB/s ± 1%    ~     (p=0.203 n=10+8)
Write1K-8  314MB/s ± 3%  329MB/s ± 2%  +4.64%  (p=0.000 n=9+9)
Sum64-8    281MB/s ± 5%  295MB/s ± 5%  +4.93%  (p=0.009 n=10+10)
Sum1K-8    313MB/s ± 2%  310MB/s ± 4%    ~     (p=0.447 n=10+9)

Change-Id: Iee0e88f4405d4da1feacddaf24835e86d8ddeff7
Reviewed-on: https://go-review.googlesource.com/c/crypto/+/173278
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-04-22 18:39:09 +00:00
Andreas Auernhammer 4428aee3e5 blake2s: new package
Add hash function BLAKE2s defined in RFC 7693.

On amd64/SSE4:
name       time/op
Write64-4    125ns ± 0%
Write1K-4   1.64µs ± 1%
Sum64-4      152ns ± 0%
Sum1K-4     1.67µs ± 1%

name       speed
Write64-4  508MB/s ± 0%
Write1K-4  624MB/s ± 1%
Sum64-4    420MB/s ± 0%
Sum1K-4    612MB/s ± 1%

On amd64/SSSE3:
name       time/op
Write64-4    172ns ± 0%
Write1K-4   2.42µs ± 0%
Sum64-4      172ns ± 0%
Sum1K-4     2.42µs ± 0%

name       speed
Write64-4  370MB/s ± 0%
Write1K-4  423MB/s ± 0%
Sum64-4    370MB/s ± 0%
Sum1K-4    422MB/s ± 0%

Change-Id: I5a17cc32d8f17d43db8b1d879af6ab68b44d630c
Reviewed-on: https://go-review.googlesource.com/30913
Run-TryBot: Adam Langley <agl@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Adam Langley <agl@golang.org>
2016-10-17 17:13:37 +00:00