Re: [PATCH v2] crypto: x86/aes-gcm - add VAES and AVX512 / AVX10 optimized AES-GCM

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On Sun, May 12, 2024 at 12:31:24AM -0700, Eric Biggers wrote:
> Table 3: VAES-based AES-256-GCM encryption throughput in MB/s,
>          implementation name vs. message length in bytes:
> 
>                      | 16384 |  4096 |  4095 |  1420 |   512 |   500 |
> ---------------------+-------+-------+-------+-------+-------+-------+
> This implementation  | 13139 | 12070 | 11466 |  8999 |  6949 |  6048 |
> AVX512_Intel_OpenSSL | 12927 | 11499 | 10976 |  8375 |  5386 |  5853 |
> AVX512_Intel_Linux   | 12656 | 11263 | 10779 |  7958 |  5592 |  5029 |
> AVX512_Cloudflare    | 11120 | 10186 | 10075 |  4856 |  4919 |  4786 |
> 
>                      |   300 |   200 |    64 |    63 |    16 |
> ---------------------+-------+-------+-------+-------+-------+
> This implementation  |  4709 |  3512 |  1787 |  1765 |   714 |
> AVX512_Intel_OpenSSL |  4157 |  4071 |  2493 |  2132 |  1042 |
> AVX512_Intel_Linux   |  3535 |  2686 |  1416 |  1203 |   572 |
> AVX512_Cloudflare    |  3062 |  1110 |  1042 |  1028 |   169 |
> 

Note, some of the AVX512_Cloudflare numbers were slightly off, and I've fixed
this in v3.  v3 also includes another small optimization.

- Eric




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