RFR: 8267125: AES Galois CounterMode (GCM) interleaved implementation using AVX512 + VAES instructions [v2]

[Anthony Scarpino]

On Fri, 4 Jun 2021 23:49:31 GMT, Smita Kamath <svkamath at openjdk.org> wrote:

>> I would like to submit AES-GCM optimization for x86_64 architectures supporting AVX3+VAES (Evex encoded AES). This optimization interleaves AES and GHASH operations.
>> Performance gain of ~1.5x - 2x for message sizes 8k and above.
>
> Smita Kamath has updated the pull request incrementally with one additional commit since the last revision:
> 
>   8267125:Updated intrinsic signature to remove copies of counter, state and subkeyHtbl

With JDK-8255557 integrated, I'll provide you a merged copy of your java side changes.

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PR: https://git.openjdk.java.net/jdk/pull/4019