RFR: 8318217: RISC-V: C2 VectorizedHashCode [v2]

[Hamlin Li]

On Fri, 17 Nov 2023 20:19:33 GMT, Yuri Gaevsky <duke at openjdk.org> wrote:

>>> What specific tests were run for this intrinsic implementation to verify the correctness?
>> - jtreg tier1
>> - hotspot/jtreg/compiler/intrinsics/TestArraysHashCode.java with -Xcomp
>
>> BTW, can you add some comments about what java method or bytecode this intrinsic is for?
> Done.

Hmm, addition of TEMP_DEF result makes the bencmark results even worse tha without intrinsic (I haven't look at the generated assembler though).

This seems bit confusing to me.

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PR Review Comment: https://git.openjdk.org/jdk/pull/16629#discussion_r1404594033