RFR: 8322770: Implement C2 VectorizedHashCode on AArch64

Mikhail Ablakatov duke at openjdk.org
Mon Apr 22 14:45:29 UTC 2024


On Mon, 22 Apr 2024 12:51:06 GMT, Andrew Haley <aph at openjdk.org> wrote:

> You only need one load, add, and multiply per iteration.
> You don't need to add across columns until the end.
> 
> This is an example of how to do it. The full thing is at https://gist.github.com/theRealAph/cbc85299d6cd24101d46a06c12a97ce6.

Looks reasonable, thank you for providing the listing! I'll revert back on this once I have updated performance numbers.

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PR Comment: https://git.openjdk.org/jdk/pull/18487#issuecomment-2069715012


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