RFR: 8351034: Add AVX-512 intrinsics for ML-DSA [v5]

[Ferenc Rakoczi]

On Thu, 6 Mar 2025 19:27:12 GMT, Volodymyr Paprotski <vpaprotski at openjdk.org> wrote:

>> Ferenc Rakoczi has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Accepted review comments.
>
> src/hotspot/cpu/x86/stubGenerator_x86_64_sha3.cpp line 426:
> 
>> 424:   __ subl( roundsLeft, 1);
>> 425: 
>> 426:   __ evmovdquw(xmm5, xmm0, Assembler::AVX_512bit);
> 
> Is there a pattern here; that can be 'compacted' into a loop?

Unfortunately, no. This loop body is imported  from generate_sha3_implCompress() and doubled, as explained in the comment about 15 lines above.

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PR Review Comment: https://git.openjdk.org/jdk/pull/23860#discussion_r2006455877