Java/JDK for Apple M1 chip?

Question

Will there need to be a special release of OpenJDK to support the new Apple M1 chip?

I see that there are currently downloads of the JDK for macOS/OS X, but these seem to

Answer 1

It's not just JEP-391. There is a preview branch - https://github.com/openjdk/jdk-sandbox/tree/JEP-391-branch

one can build 16-ea using cross-compilation on intel mac or directly on arm mac and it runs fine