On Thu, 20 Nov 2025 12:05:36 GMT, Varada M <[email protected]> wrote:
> This change fixes incorrect lane ordering in reinterpretation operations on > big-endian platforms. When converting from wider to narrower lane types like > Long to Int, Long to Short, big-endian systems produced reversed sub-lanes. > The patch adds a maybeSwapOnConverted() and a generic > normalizeSubLanesForSpecies() shuffle builder to correct the sub-lane order > based on element sizes on big-endian > > JBS: [JDK-8371187](https://bugs.openjdk.org/browse/JDK-8371187) Fixes the issue for s390x. Tier1 with fastdebug vm doesn't show any regression. ------------- Marked as reviewed by amitkumar (Committer). PR Review: https://git.openjdk.org/jdk/pull/28425#pullrequestreview-3528984905
