> This is the implementation of JEP 425: Virtual Threads (Preview). > > We will refresh this PR periodically to pick up changes and fixes from the > loom repo. > > Most of the new mechanisms in the HotSpot VM are disabled by default and > require running with `--enable-preview` to enable. > > The patch has support for x64 and aarch64 on the usual operating systems > (Linux, macOS, and Windows). There are stubs (calling _Unimplemented_) for > zero and some of the other ports. Additional ports can be contributed via PRs > against the fibers branch in the loom repo. > > There are changes in many areas. To reduce notifications/mails, the labels > have been trimmed down for now to hotspot, serviceability and core-libs. We > can add additional labels, if required, as the PR progresses. > > The changes include a refresh of java.util.concurrent and ForkJoinPool from > Doug Lea's CVS. These changes will probably be proposed and integrated in > advance of this PR. > > The changes include some non-exposed and low-level infrastructure to support > the (in draft) JEPs for Structured Concurrency and Extent Locals. This is to > make life a bit easier and avoid having to separate VM changes and juggle > branches at this time.
Alan Bateman has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains 13 commits: - Refresh ee9fa8ed05ec22de7a13383052d68aa8aa7832ec - Merge with jdk-19+20 - Refresh 7965cc6b168e567ac2596f2fbc3b00a7d99b7e1e - Refresh 8d8f0a2fd646e57fe6b4e8ab669f836dc46dda69 - Refresh cf561073f48fad58e931a5285b92629aa83c9bd1 - Merge with jdk-19+19 - Refresh - Refresh - Refresh - Refresh - ... and 3 more: https://git.openjdk.java.net/jdk/compare/16a8ebbf...51bc652d ------------- Changes: https://git.openjdk.java.net/jdk/pull/8166/files Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=8166&range=08 Stats: 103888 lines in 1143 files changed: 93996 ins; 4227 del; 5665 mod Patch: https://git.openjdk.java.net/jdk/pull/8166.diff Fetch: git fetch https://git.openjdk.java.net/jdk pull/8166/head:pull/8166 PR: https://git.openjdk.java.net/jdk/pull/8166