[jdk21u-dev] RFR: 8321279: Implement hashCode() in Heap-X-Buffer.java.template

Mon Sep 8 17:51:10 UTC 2025

On Mon, 8 Sep 2025 16:50:39 GMT, Rui Li <duke at openjdk.org> wrote:

> A clean backport for https://bugs.openjdk.org/browse/JDK-8321279.
> 
> This patch reduces the time to get hashcode with vectorization. In tip for over a year. Low risk. Tests are running.

This isn't a low risk backport and caused regressions. I'd suggest for users who want/need that feature to move to JDK 25 which will get released real soon now.

-------------

PR Comment: https://git.openjdk.org/jdk21u-dev/pull/2156#issuecomment-3267310909