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| author | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2022-04-15 12:23:31 +0300 |
|---|---|---|
| committer | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2022-04-24 01:44:16 +0300 |
| commit | 4e6896eb9fce74908e15e085da00edfed0fa1923 (patch) | |
| tree | 76ca66ee88af17ca1d562465db469c32d773e66c /configure.ac | |
| parent | 3410d40996d8f7377935192ebecf4cad66688b25 (diff) | |
| download | libgcrypt-4e6896eb9fce74908e15e085da00edfed0fa1923.tar.gz | |
Add GFNI/AVX2 implementation of Camellia
* cipher/Makefile.am: Add "camellia-gfni-avx2-amd64.S".
* cipher/camellia-aesni-avx2-amd64.h [CAMELLIA_GFNI_BUILD]: Add GFNI
support.
* cipher/camellia-gfni-avx2-amd64.S: New.
* cipher/camellia-glue.c (USE_GFNI_AVX2): New.
(CAMELLIA_context) [USE_AESNI_AVX2]: New member "use_gfni_avx2".
[USE_GFNI_AVX2] (_gcry_camellia_gfni_avx2_ctr_enc)
(_gcry_camellia_gfni_avx2_cbc_dec, _gcry_camellia_gfni_avx2_cfb_dec)
(_gcry_camellia_gfni_avx2_ocb_enc, _gcry_camellia_gfni_avx2_ocb_dec)
(_gcry_camellia_gfni_avx2_ocb_auth): New.
(camellia_setkey) [USE_GFNI_AVX2]: Enable GFNI if supported by HW.
(_gcry_camellia_ctr_enc) [USE_GFNI_AVX2]: Add GFNI support.
(_gcry_camellia_cbc_dec) [USE_GFNI_AVX2]: Add GFNI support.
(_gcry_camellia_cfb_dec) [USE_GFNI_AVX2]: Add GFNI support.
(_gcry_camellia_ocb_crypt) [USE_GFNI_AVX2]: Add GFNI support.
(_gcry_camellia_ocb_auth) [USE_GFNI_AVX2]: Add GFNI support.
* configure.ac: Add "camellia-gfni-avx2-amd64.lo".
--
Benchmark on Intel Core i3-1115G4 (tigerlake):
Before (VAES/AVX2 implementation):
CAMELLIA128 | nanosecs/byte mebibytes/sec cycles/byte auto Mhz
CBC dec | 0.579 ns/B 1646 MiB/s 2.37 c/B 4090
CFB dec | 0.579 ns/B 1648 MiB/s 2.37 c/B 4089
CTR enc | 0.586 ns/B 1628 MiB/s 2.40 c/B 4090
CTR dec | 0.587 ns/B 1626 MiB/s 2.40 c/B 4090
OCB enc | 0.607 ns/B 1570 MiB/s 2.48 c/B 4089
OCB dec | 0.611 ns/B 1561 MiB/s 2.50 c/B 4089
OCB auth | 0.602 ns/B 1585 MiB/s 2.46 c/B 4089
After (~80% faster):
CAMELLIA128 | nanosecs/byte mebibytes/sec cycles/byte auto Mhz
CBC dec | 0.299 ns/B 3186 MiB/s 1.22 c/B 4090
CFB dec | 0.314 ns/B 3039 MiB/s 1.28 c/B 4089
CTR enc | 0.322 ns/B 2962 MiB/s 1.32 c/B 4090
CTR dec | 0.321 ns/B 2970 MiB/s 1.31 c/B 4090
OCB enc | 0.339 ns/B 2817 MiB/s 1.38 c/B 4089
OCB dec | 0.346 ns/B 2756 MiB/s 1.41 c/B 4089
OCB auth | 0.337 ns/B 2831 MiB/s 1.38 c/B 4089
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi>
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 15c92018..c5d61657 100644 --- a/configure.ac +++ b/configure.ac @@ -2755,6 +2755,9 @@ if test "$found" = "1" ; then # Build with the VAES/AVX2 implementation GCRYPT_ASM_CIPHERS="$GCRYPT_ASM_CIPHERS camellia-vaes-avx2-amd64.lo" + + # Build with the GFNI/AVX2 implementation + GCRYPT_ASM_CIPHERS="$GCRYPT_ASM_CIPHERS camellia-gfni-avx2-amd64.lo" fi fi fi |