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| author | Yuriy M. Kaminskiy <yumkam@gmail.com> | 2019-01-02 19:41:32 +0300 |
|---|---|---|
| committer | Niels Möller <nisse@lysator.liu.se> | 2019-01-19 09:21:40 +0100 |
| commit | 67bae1b9e595a03dccea92b39f3cbad64345f3f8 (patch) | |
| tree | b08030e2811ebd7400cb169d74024040d05787ee /fat-arm.c | |
| parent | f9f14f18d917a4a4fcb678a9e90961e5fd7114ef (diff) | |
| download | nettle-67bae1b9e595a03dccea92b39f3cbad64345f3f8.tar.gz | |
Add --enable-fat support for arm neon chacha20
On BCM2837B0 (Cortex-A53) @1.4GHz (Raspberry Pi 3B+),
Before:
`gnutls-cli --benchmark-ciphers`
CHACHA20-POLY1305 (16384) 51.54 MB/sec
`gnutls-cli --benchmark-tls-ciphers`:
ECDHE_RSA_CHACHA20_POLY1305 (payload 1400) 21.31 MB/sec
ECDHE_RSA_CHACHA20_POLY1305 (payload 15360) 24.60 MB/sec
`nettle-benchmark`
chacha encrypt 71.90
chacha decrypt 71.89
chacha_poly1305 encrypt 48.17
chacha_poly1305 decrypt 48.17
chacha_poly1305 update 146.03
After:
`gnutls-cli --benchmark-ciphers`
CHACHA20-POLY1305 (16384) 68.44 MB/sec
`gnutls-cli --benchmark-tls-ciphers`:
ECDHE_RSA_CHACHA20_POLY1305 (payload 1400) 27.25 MB/sec
ECDHE_RSA_CHACHA20_POLY1305 (payload 15360) 32.41 MB/sec
`nettle-benchmark`
chacha encrypt 106.00
chacha decrypt 105.94
chacha_poly1305 encrypt 65.94
chacha_poly1305 decrypt 65.96
chacha_poly1305 update 175.24
Diffstat (limited to 'fat-arm.c')
| -rw-r--r-- | fat-arm.c | 10 |
1 files changed, 10 insertions, 0 deletions
@@ -171,6 +171,10 @@ DECLARE_FAT_FUNC(_nettle_umac_nh_n, umac_nh_n_func) DECLARE_FAT_FUNC_VAR(umac_nh_n, umac_nh_n_func, c); DECLARE_FAT_FUNC_VAR(umac_nh_n, umac_nh_n_func, neon); +DECLARE_FAT_FUNC(_nettle_chacha_core, chacha_core_func) +DECLARE_FAT_FUNC_VAR(_chacha_core, chacha_core_func, c); +DECLARE_FAT_FUNC_VAR(_chacha_core, chacha_core_func, neon); + static void CONSTRUCTOR fat_init (void) { @@ -212,6 +216,7 @@ fat_init (void) nettle_sha3_permute_vec = _nettle_sha3_permute_neon; _nettle_umac_nh_vec = _nettle_umac_nh_neon; _nettle_umac_nh_n_vec = _nettle_umac_nh_n_neon; + _nettle_chacha_core_vec = _nettle_chacha_core_neon; } else { @@ -222,6 +227,7 @@ fat_init (void) nettle_sha3_permute_vec = _nettle_sha3_permute_c; _nettle_umac_nh_vec = _nettle_umac_nh_c; _nettle_umac_nh_n_vec = _nettle_umac_nh_n_c; + _nettle_chacha_core_vec = _nettle_chacha_core_c; } } @@ -267,3 +273,7 @@ DEFINE_FAT_FUNC(_nettle_umac_nh_n, void, unsigned length, const uint8_t *msg), (out, n, key, length, msg)) +DEFINE_FAT_FUNC(_nettle_chacha_core, void, + (uint32_t *dst, const uint32_t *src, unsigned rounds), + (dst, src, rounds)) + |