`VectorShape` is currently an enum. It has a constant `S_Max_Bits`, which makes it not suitable for the potential future enhancements; for example, aarch64 SVE2 has a streaming vector length distinct from the old "max length" of a vector already.
--------- - [x] I confirm that I make this contribution in accordance with the [OpenJDK Interim AI Policy](https://openjdk.org/legal/ai). ------------- Commit messages: - Typo - Merge branch 'master' of github.com:openjdk/jdk into cleanup/vector-shape-freedom - Tweaks, tests work - Tweaks, tests work - Make VectorShape an interface to allow implementation freedom in the future Changes: https://git.openjdk.org/jdk/pull/33610/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=33610&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8396060 Stats: 519 lines in 24 files changed: 260 ins; 90 del; 169 mod Patch: https://git.openjdk.org/jdk/pull/33610.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/33610/head:pull/33610 PR: https://git.openjdk.org/jdk/pull/33610
