RFR: 8358032: Use crypto pmull for CRC32/CRC32C intrinsics on Ampere CPU [v4]

Liming Liu lliu at openjdk.org
Fri Jun 20 08:45:30 UTC 2025


On Fri, 20 Jun 2025 08:26:40 GMT, Andrew Haley <aph at openjdk.org> wrote:

> > Ping.
> 
> When you reply to my last point.

Does this mean changing the title? But I don't get how does the patch help Apple, since the patch does not effect the default behavior on Apple. There would be changes when enabling UseCryptoPmullForCRC32 for 383 bytes or smaller. So, are the improvements from this?

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PR Comment: https://git.openjdk.org/jdk/pull/25609#issuecomment-2990300514


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