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| author | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2013-12-17 15:35:38 +0200 |
|---|---|---|
| committer | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2013-12-18 17:00:33 +0200 |
| commit | fc7dcf616937afaf73cfda1bf7bd79566a96b130 (patch) | |
| tree | cf2736324f73aa279bb6ecc66dc197b56a707963 /cipher/Makefile.am | |
| parent | df629ba53a662427ebd3ddca90c3fe9ddd6511d3 (diff) | |
| download | libgcrypt-fc7dcf616937afaf73cfda1bf7bd79566a96b130.tar.gz | |
Add ARM/NEON implementation for SHA-1
* cipher/Makefile.am: Add 'sha1-armv7-neon.S'.
* cipher/sha1-armv7-neon.S: New.
* cipher/sha1.c (USE_NEON): New.
(SHA1_CONTEXT, sha1_init) [USE_NEON]: Add and initialize 'use_neon'.
[USE_NEON] (_gcry_sha1_transform_armv7_neon): New.
(transform) [USE_NEON]: Use ARM/NEON assembly if enabled.
* configure.ac: Add 'sha1-armv7-neon.lo'.
--
Patch adds ARM/NEON implementation for SHA-1.
Benchmarks show 1.72x improvement on ARM Cortex-A8, 1008 Mhz:
jussi@cubie:~/libgcrypt$ tests/bench-slope --cpu-mhz 1008 hash sha1
Hash:
| nanosecs/byte mebibytes/sec cycles/byte
SHA1 | 7.80 ns/B 122.3 MiB/s 7.86 c/B
=
jussi@cubie:~/libgcrypt$ tests/bench-slope --disable-hwf arm-neon --cpu-mhz 1008 hash sha1
Hash:
| nanosecs/byte mebibytes/sec cycles/byte
SHA1 | 13.41 ns/B 71.10 MiB/s 13.52 c/B
=
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi>
Diffstat (limited to 'cipher/Makefile.am')
| -rw-r--r-- | cipher/Makefile.am | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/cipher/Makefile.am b/cipher/Makefile.am index 575df383..98c62549 100644 --- a/cipher/Makefile.am +++ b/cipher/Makefile.am @@ -78,6 +78,7 @@ scrypt.c \ seed.c \ serpent.c serpent-sse2-amd64.S serpent-avx2-amd64.S \ sha1.c sha1-ssse3-amd64.S sha1-avx-amd64.S sha1-avx-bmi2-amd64.S \ + sha1-armv7-neon.S \ sha256.c sha256-ssse3-amd64.S sha256-avx-amd64.S sha256-avx2-bmi2-amd64.S \ sha512.c sha512-ssse3-amd64.S sha512-avx-amd64.S sha512-avx2-bmi2-amd64.S \ sha512-armv7-neon.S \ |