On Thu, 1 Dec 2022 18:23:45 GMT, Volodymyr Paprotski <d...@openjdk.org> wrote:

>> There is now an intrinsic for Poly1305, which is only enabled on the 
>> `engineUpdate([]byte)` path. This PR adds intrinsic support 
>> `engineUpdate(ByteBuffer)` (when the bytebuffer `hasArray`).
>> 
>> Fuzzing test expanded to also include ByteBuffer payloads.
>> 
>> Performance is now matched:
>> 
>> Benchmark                         (dataSize)  (provider)   Mode  Cnt        
>> Score        Error  Units
>> Poly1305DigestBench.digestBuffer          64              thrpt    3  
>> 3320909.857 ± 787300.545  ops/s
>> Poly1305DigestBench.digestBuffer         256              thrpt    3  
>> 3006447.324 ± 704790.796  ops/s
>> Poly1305DigestBench.digestBuffer        1024              thrpt    3  
>> 2645041.509 ± 664904.622  ops/s
>> Poly1305DigestBench.digestBuffer       16384              thrpt    3   
>> 893389.209 ±   6288.743  ops/s
>> Poly1305DigestBench.digestBuffer     1048576              thrpt    3    
>> 14932.680 ±    170.238  ops/s
>> Poly1305DigestBench.digestBytes           64              thrpt    3  
>> 3548298.515 ± 859964.530  ops/s
>> Poly1305DigestBench.digestBytes          256              thrpt    3  
>> 3083261.994 ± 141802.417  ops/s
>> Poly1305DigestBench.digestBytes         1024              thrpt    3  
>> 2704357.584 ± 554683.019  ops/s
>> Poly1305DigestBench.digestBytes        16384              thrpt    3   
>> 898913.339 ±  99733.295  ops/s
>> Poly1305DigestBench.digestBytes      1048576              thrpt    3    
>> 14961.872 ±     38.003  ops/s
>> Finished running test 
>> 'micro:org.openjdk.bench.javax.crypto.full.Poly1305DigestBench'
>> 
>> Relates to:
>> - https://github.com/openjdk/jdk/pull/11463: Found inconsistency between 
>> processing `[]byte` and `ByteBuffer`. When that one is fixed, 
>> `Poly1305IntrinsicFuzzTest.java` should not be setting the endianness on the 
>> `ByteBuffer`
>> - Intrinsic introduced by https://github.com/openjdk/jdk/pull/10582.
>
> Volodymyr Paprotski has updated the pull request incrementally with one 
> additional commit since the last revision:
> 
>   remove comment

@valeriepeng Could you please take a look at this PR?

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

PR: https://git.openjdk.org/jdk/pull/11338

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