On Fri, 23 Jun 2023 16:43:32 GMT, Jatin Bhateja <jbhat...@openjdk.org> wrote:
> Backing out shuffle related overhaul done with > [JDK-8304450](https://bugs.openjdk.org/browse/JDK-8304450), we saw > significant performance degradation in VectorAPI JMH micros and some of our > internal benchmarks. Following two issues were filed on this recently. > > 1/ [JDK-8310459](https://bugs.openjdk.org/browse/JDK-8310459): Performance > drop in VectorAPI slice / unslice performance w.r.t to JDK-20. > 2/ [JDK-8309373](https://bugs.openjdk.org/browse/JDK-8309373): Performance > drop in Vector-API based kernel with JDK-21. > > A follow-up JBS [JDK-8310691](https://bugs.openjdk.org/browse/JDK-8310691) is > created to address this in JDK-22. > > Best Regards, > Jatin This pull request has now been integrated. Changeset: ff9a7541 Author: Jatin Bhateja <jbhat...@openjdk.org> URL: https://git.openjdk.org/jdk/commit/ff9a7541097bd853306a8594c97774f36877a0f9 Stats: 3895 lines in 64 files changed: 1169 ins; 1819 del; 907 mod 8310459: [BACKOUT] 8304450: [vectorapi] Refactor VectorShuffle implementation Reviewed-by: thartmann, sviswanathan ------------- PR: https://git.openjdk.org/jdk/pull/14629
