RFR: 8288047: Accelerate Poly1305 on x86_64 using AVX512 instructions [v3]

[vpaprotsk]

On Mon, 24 Oct 2022 20:31:31 GMT, Sandhya Viswanathan <sviswanathan at openjdk.org> wrote:

>> vpaprotsk has refreshed the contents of this pull request, and previous commits have been removed. The incremental views will show differences compared to the previous content of the PR. The pull request contains one new commit since the last revision:
>> 
>>   further restrict UsePolyIntrinsics with supports_avx512vlbw
>
> test/micro/org/openjdk/bench/javax/crypto/full/Poly1305DigestBench.java line 37:
> 
>> 35: import java.security.spec.AlgorithmParameterSpec;
>> 36: import javax.crypto.spec.SecretKeySpec;
>> 37: 
> 
> Please add the following:
> import org.openjdk.jmh.annotations.Fork;
> @Fork(value = 1, jvmArgsAppend = {"--add-opens", "java.base/com.sun.crypto.provider=A
> LL-UNNAMED"})

done. Also added longer warmup

-------------

PR: https://git.openjdk.org/jdk/pull/10582