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| author | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2015-11-01 20:44:09 +0200 |
|---|---|---|
| committer | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2015-11-01 21:50:09 +0200 |
| commit | 89fa74d6b3e58cd4fcd6e0939a35e46cbaca2ea0 (patch) | |
| tree | a6ad8d40c9a94a634564c4ca3cf90f76b52b84b1 /random | |
| parent | a1cc7bb15473a2419b24ecac765ae0ce5989a13b (diff) | |
| download | libgcrypt-89fa74d6b3e58cd4fcd6e0939a35e46cbaca2ea0.tar.gz | |
Improve performance of Tiger hash algorithms
* cipher/tiger.c (tiger_round, pass, key_schedule): Convert functions
to macros.
(transform_blk): Pass variable names instead of pointers to 'pass'.
--
Benchmark results on Intel Haswell @ 3.2 Ghz:
Before:
| nanosecs/byte mebibytes/sec cycles/byte
TIGER | 3.25 ns/B 293.5 MiB/s 10.40 c/B
After (1.75x faster):
| nanosecs/byte mebibytes/sec cycles/byte
TIGER | 1.85 ns/B 515.3 MiB/s 5.92 c/B
Benchmark results on Cortex-A8 @ 1008 Mhz:
Before:
| nanosecs/byte mebibytes/sec cycles/byte
TIGER | 63.42 ns/B 15.04 MiB/s 63.93 c/B
After (1.26x faster):
| nanosecs/byte mebibytes/sec cycles/byte
TIGER | 49.99 ns/B 19.08 MiB/s 50.39 c/B
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi>
Diffstat (limited to 'random')
0 files changed, 0 insertions, 0 deletions