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| author | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2022-07-21 11:14:07 +0300 |
|---|---|---|
| committer | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2022-07-25 16:11:09 +0300 |
| commit | beaad75f4655e5316ce24f75ef172c231fd47fc1 (patch) | |
| tree | 9d61130f5670af0999601055c9a436c09142a0a5 /LICENSES | |
| parent | dca0bd133dd08ec88e0b4c454cfc26c9093572a9 (diff) | |
| download | libgcrypt-beaad75f4655e5316ce24f75ef172c231fd47fc1.tar.gz | |
sha3: Add x86-64 AVX512 accelerated implementation
* LICENSES: Add 'cipher/keccak-amd64-avx512.S'.
* configure.ac: Add 'keccak-amd64-avx512.lo'.
* cipher/Makefile.am: Add 'keccak-amd64-avx512.S'.
* cipher/keccak-amd64-avx512.S: New.
* cipher/keccak.c (USE_64BIT_AVX512, ASM_FUNC_ABI): New.
[USE_64BIT_AVX512] (_gcry_keccak_f1600_state_permute64_avx512)
(_gcry_keccak_absorb_blocks_avx512, keccak_f1600_state_permute64_avx512)
(keccak_absorb_lanes64_avx512, keccak_avx512_64_ops): New.
(keccak_init) [USE_64BIT_AVX512]: Enable x86-64 AVX512 implementation
if supported by HW features.
--
Benchmark on Intel Core i3-1115G4 (tigerlake):
Before (BMI2 instructions):
| nanosecs/byte mebibytes/sec cycles/byte auto Mhz
SHA3-224 | 1.77 ns/B 540.3 MiB/s 7.22 c/B 4088
SHA3-256 | 1.86 ns/B 514.0 MiB/s 7.59 c/B 4089
SHA3-384 | 2.43 ns/B 393.1 MiB/s 9.92 c/B 4089
SHA3-512 | 3.49 ns/B 273.2 MiB/s 14.27 c/B 4088
SHAKE128 | 1.52 ns/B 629.1 MiB/s 6.20 c/B 4089
SHAKE256 | 1.86 ns/B 511.6 MiB/s 7.62 c/B 4089
After (~33% faster):
| nanosecs/byte mebibytes/sec cycles/byte auto Mhz
SHA3-224 | 1.32 ns/B 721.8 MiB/s 5.40 c/B 4089
SHA3-256 | 1.40 ns/B 681.7 MiB/s 5.72 c/B 4089
SHA3-384 | 1.83 ns/B 522.5 MiB/s 7.46 c/B 4089
SHA3-512 | 2.63 ns/B 362.1 MiB/s 10.77 c/B 4088
SHAKE128 | 1.13 ns/B 840.4 MiB/s 4.64 c/B 4089
SHAKE256 | 1.40 ns/B 682.1 MiB/s 5.72 c/B 4089
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi>
Diffstat (limited to 'LICENSES')
| -rw-r--r-- | LICENSES | 1 |
1 files changed, 1 insertions, 0 deletions
@@ -139,6 +139,7 @@ with any binary distributions derived from the GNU C Library. For files: - cipher/cipher-gcm-ppc.c + - cipher/keccak-amd64-avx512.S #+begin_quote Copyright (c) 2006, CRYPTOGAMS by <appro@openssl.org> |