Integrated: 8337632: AES-GCM Algorithm optimization for x86_64
Smita Kamath
svkamath at openjdk.org
Mon Sep 30 17:02:44 UTC 2024
On Mon, 22 Jan 2024 09:38:25 GMT, Smita Kamath <svkamath at openjdk.org> wrote:
> Hi,
> I want to submit an AES-GCM algorithm optimization. This implementation is using AVX512/VAES Instructions. Additionally, it reduces PARALLEL_LEN from 7680 to 512 bytes. The performance numbers are as below. Kindly review the code. Thank you.
>
> Benchmark | Datasize | BaseJDK (ops/s) | Patch(ops/s) | %Gain
> -- | -- | -- | -- | --
> full.AESGCMBench.decrypt | 512 | 2928259.197 | 3269964.387 | 11.67
> full.AESGCMBench.decrypt | 1024 | 2494254.611 | 3010987.731 | 20.72
> full.AESGCMBench.decrypt | 1500 | 1883453.546 | 1934915.846 | 2.73
> full.AESGCMBench.decrypt | 2048 | 1825780.711 | 2452861.368 | 34.34
> full.AESGCMBench.decrypt | 4096 | 1275108.345 | 1806329.066 | 41.66
> full.AESGCMBench.decrypt | 8192 | 1033936.634 | 1196836.052 | 15.75
> full.AESGCMBench.decrypt | 16384 | 681494.768 | 711630.498 | 4.42
> full.AESGCMBench.decrypt | 32768 | 385026.017 | 395043.193 | 2.6
> full.AESGCMBench.decrypt | 65536 | 207373.924 | 214723.588 | 3.54
> | | | |
> full.AESGCMBench.encrypt | 512 | 2658008.476 | 2882496.94 | 8.45
> full.AESGCMBench.encrypt | 1024 | 2283709.63 | 2589534.403 | 13.39
> full.AESGCMBench.encrypt | 1500 | 1794993.519 | 1817669.531 | 1.26
> full.AESGCMBench.encrypt | 2048 | 1745532.435 | 2191097.29 | 25.52
> full.AESGCMBench.encrypt | 4096 | 1203301.174 | 1649593.953 | 37.08
> full.AESGCMBench.encrypt | 8192 | 985174.988 | 1132407.54 | 14.94
> full.AESGCMBench.encrypt | 16384 | 658980.441 | 684765.771 | 3.91
> full.AESGCMBench.encrypt | 32768 | 373543.798 | 391518.837 | 4.81
> full.AESGCMBench.encrypt | 65536 | 202532.315 | 205084.833 | 1.260301597
This pull request has now been integrated.
Changeset: a6b31886
Author: Smita Kamath <svkamath at openjdk.org>
URL: https://git.openjdk.org/jdk/commit/a6b318863fa2775b6381977875b4f466af47beb8
Stats: 1047 lines in 8 files changed: 541 ins; 268 del; 238 mod
8337632: AES-GCM Algorithm optimization for x86_64
Reviewed-by: jbhateja, sviswanathan
-------------
PR: https://git.openjdk.org/jdk/pull/17515
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