crypto/blake2s
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
..
blake2s.go blake2b,blake2s: implement BinaryMarshaler, BinaryUnmarshaler 2018-03-30 21:03:55 +00:00
blake2s_386.go crypto/{blake2b,blake2s,argon2,chacha20poly1305}: replace CPU feature detection 2018-04-30 18:12:35 +00:00
blake2s_386.s crypto/{blake2b,blake2s,argon2,chacha20poly1305}: replace CPU feature detection 2018-04-30 18:12:35 +00:00
blake2s_amd64.go crypto/{blake2b,blake2s,argon2,chacha20poly1305}: replace CPU feature detection 2018-04-30 18:12:35 +00:00
blake2s_amd64.s crypto/{blake2b,blake2s,argon2,chacha20poly1305}: replace CPU feature detection 2018-04-30 18:12:35 +00:00
blake2s_generic.go blake2s: use math.bits rotate functions instead of ad-hoc implementation 2019-04-22 18:39:09 +00:00
blake2s_ref.go blake2s: implement BLAKE2X 2017-07-05 21:44:04 +00:00
blake2s_test.go blake2b,blake2s: implement BinaryMarshaler, BinaryUnmarshaler 2018-03-30 21:03:55 +00:00
blake2x.go all: fix typos 2018-10-29 02:12:03 +00:00
register.go blake2s: register BLAKE2s 2017-03-02 19:32:44 +00:00