RFR: 8288047: Accelerate Poly1305 on x86_64 using AVX512 instructions [v11]
Vladimir Ivanov
vlivanov at openjdk.org
Fri Nov 11 01:47:41 UTC 2022
On Thu, 10 Nov 2022 22:41:31 GMT, Volodymyr Paprotski <duke at openjdk.org> wrote:
>> src/java.base/share/classes/com/sun/crypto/provider/Poly1305.java line 249:
>>
>>> 247: @ForceInline
>>> 248: @IntrinsicCandidate
>>> 249: private void processMultipleBlocks(byte[] input, int offset, int length, long[] aLimbs, long[] rLimbs) {
>>
>> A comment here to indicate aLimbs and rLimbs are part of a and r and used in intrinsic.
>
> done
Overall, it looks weird to see aLimbs/rLimbs being unused, but I see why it is so. If security folks are fine with that, I'm OK with it as well.
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PR: https://git.openjdk.org/jdk/pull/10582
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