State of Valhalla, Section 3: JVM Model
Posted on April 21, 2021
This document describes the Java Virtual Machine view of primitive classes. Note that this is not necessarily the same as the Java Language view; readers are advised to exercise care in drawing conclusions about the Java Language from this document.
More at https://github.com/openjdk/valhalla-docs/blob/main/site/design-notes/state-of-valhalla/03-vm-model.md