Andreas Auernhammer
ae8bce0030
crypto/{blake2b,blake2s,argon2,chacha20poly1305}: replace CPU feature detection
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This change removes package specific CPU-feature detection code and
replaces it with x/sys/cpu.
Fixes golang/go#24843
Change-Id: I150dd7b3aeb8eef428c91f9b1df741ceb8a87a24
Reviewed-on: https://go-review.googlesource.com/110355
Run-TryBot: Ilya Tocar <ilya.tocar@intel.com >
TryBot-Result: Gobot Gobot <gobot@golang.org >
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org >
2018-04-30 18:12:35 +00:00
Mikio Hara
f6b343c37c
blake2b: fix build on non-amd64 platforms
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Change-Id: Ib9ebb1a2eff4b61f60453086be5c63ac7af1f7fc
Reviewed-on: https://go-review.googlesource.com/34672
Run-TryBot: Mikio Hara <mikioh.mikioh@gmail.com >
TryBot-Result: Gobot Gobot <gobot@golang.org >
Reviewed-by: Adam Langley <agl@google.com >
Reviewed-by: Adam Langley <agl@golang.org >
2016-12-21 23:57:47 +00:00
Andreas Auernhammer
d8e61c69ab
blake2b: add AVX assembly
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Add an AVX implementation and improve SSE4.1 assembly.
AVX vs SSE4.1
name old time/op new time/op delta
Write128-8 249ns ± 0% 220ns ± 0% -11.85% (p=0.029 n=4+4)
Write1K-8 1.68µs ± 1% 1.56µs ± 1% -6.71% (p=0.029 n=4+4)
Write32K-8 52.6µs ± 0% 48.7µs ± 0% -7.40% (p=0.029 n=4+4)
Sum128-8 264ns ± 0% 241ns ± 1% -8.52% (p=0.029 n=4+4)
Sum1K-8 1.70µs ± 0% 1.57µs ± 0% -7.79% (p=0.029 n=4+4)
Sum32K-8 54.1µs ± 3% 49.5µs ± 1% -8.36% (p=0.029 n=4+4)
name old speed new speed delta
Write128-8 513MB/s ± 0% 582MB/s ± 0% +13.38% (p=0.029 n=4+4)
Write1K-8 610MB/s ± 1% 654MB/s ± 1% +7.22% (p=0.029 n=4+4)
Write32K-8 622MB/s ± 0% 672MB/s ± 0% +7.99% (p=0.029 n=4+4)
Sum128-8 484MB/s ± 1% 529MB/s ± 0% +9.21% (p=0.029 n=4+4)
Sum1K-8 602MB/s ± 0% 653MB/s ± 0% +8.42% (p=0.029 n=4+4)
Sum32K-8 607MB/s ± 3% 662MB/s ± 1% +9.03% (p=0.029 n=4+4)
AVX2 vs AVX
name old time/op new time/op delta
Write128-4 192ns ± 0% 166ns ± 0% -14.03% (p=0.029 n=4+4)
Write1K-4 1.37µs ± 0% 1.19µs ± 0% -12.65% (p=0.029 n=4+4)
Write32K-4 42.5µs ± 0% 37.3µs ± 0% -12.33% (p=0.029 n=4+4)
Sum128-4 213ns ± 0% 188ns ± 0% -11.97% (p=0.029 n=4+4)
Sum1K-4 1.40µs ± 0% 1.22µs ± 0% -12.85% (p=0.029 n=4+4)
Sum32K-4 42.8µs ± 0% 37.3µs ± 0% -12.94% (p=0.029 n=4+4)
name old speed new speed delta
Write128-4 662MB/s ± 0% 771MB/s ± 0% +16.47% (p=0.029 n=4+4)
Write1K-4 748MB/s ± 0% 857MB/s ± 0% +14.49% (p=0.029 n=4+4)
Write32K-4 771MB/s ± 0% 879MB/s ± 0% +14.07% (p=0.029 n=4+4)
Sum128-4 600MB/s ± 0% 680MB/s ± 0% +13.49% (p=0.029 n=4+4)
Sum1K-4 733MB/s ± 0% 841MB/s ± 0% +14.72% (p=0.029 n=4+4)
Sum32K-4 765MB/s ± 0% 879MB/s ± 0% +14.85% (p=0.029 n=4+4)
Change-Id: Idf85742e952c07b76c0c7fb5404ed9b0caf0f6eb
Reviewed-on: https://go-review.googlesource.com/34319
Reviewed-by: Adam Langley <agl@golang.org >
2016-12-20 18:11:55 +00:00
Austin Clements
8291fff38a
blake2b: test all three hashing implementations
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This adds use* flags for all arches so a common test can observe what
implementations are supported and test all supported implementations.
Change-Id: I0497b91294ed99309074ac4614ac996e006630c5
Reviewed-on: https://go-review.googlesource.com/31714
Run-TryBot: Austin Clements <austin@google.com >
TryBot-Result: Gobot Gobot <gobot@golang.org >
Reviewed-by: Minux Ma <minux@golang.org >
Reviewed-by: Andreas Auernhammer <aead@mail.de >
2016-10-24 19:19:48 +00:00
Andreas Auernhammer
9e9c7d4ed3
blake2b: new package
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Add the hash function BLAKE2b defined in RFC 7693.
On amd64/AVX2
name time/op
Write128-4 164ns ± 1%
Write1K-4 1.19µs ± 2%
Sum128-4 187ns ± 1%
Sum1K-4 1.21µs ± 1%
name speed
Write128-4 800MB/s ± 1%
Write1K-4 856MB/s ± 2%
Sum128-4 682MB/s ± 1%
Sum1K-4 842MB/s ± 1%
On amd64/SSE4
name time/op
Write128-4 192ns ± 1%
Write1K-4 1.37µs ± 0%
Sum128-4 215ns ± 1%
Sum1K-4 1.39µs ± 1%
name speed
Write128-4 665MB/s ± 1%
Write1K-4 746MB/s ± 0%
Sum128-4 592MB/s ± 1%
Sum1K-4 735MB/s ± 1%
Change-Id: I0b41ae136980b0e8a970be330e8cc5f02b9e6818
Reviewed-on: https://go-review.googlesource.com/30918
Reviewed-by: Adam Langley <agl@golang.org >
2016-10-18 17:05:21 +00:00
Andreas Auernhammer
Mikio Hara
Austin Clements