8284161: Implementation of Virtual Threads (Preview)

Co-authored-by: Ron Pressler <rpressler@openjdk.org>
Co-authored-by: Alan Bateman <alanb@openjdk.org>
Co-authored-by: Erik Österlund <eosterlund@openjdk.org>
Co-authored-by: Andrew Haley <aph@openjdk.org>
Co-authored-by: Rickard Bäckman <rbackman@openjdk.org>
Co-authored-by: Markus Grönlund <mgronlun@openjdk.org>
Co-authored-by: Leonid Mesnik <lmesnik@openjdk.org>
Co-authored-by: Serguei Spitsyn <sspitsyn@openjdk.org>
Co-authored-by: Chris Plummer <cjplummer@openjdk.org>
Co-authored-by: Coleen Phillimore <coleenp@openjdk.org>
Co-authored-by: Robbin Ehn <rehn@openjdk.org>
Co-authored-by: Stefan Karlsson <stefank@openjdk.org>
Co-authored-by: Thomas Schatzl <tschatzl@openjdk.org>
Co-authored-by: Sergey Kuksenko <skuksenko@openjdk.org>
Reviewed-by: lancea, eosterlund, rehn, sspitsyn, stefank, tschatzl, dfuchs, lmesnik, dcubed, kevinw, amenkov, dlong, mchung, psandoz, bpb, coleenp, smarks, egahlin, mseledtsov, coffeys, darcy
This commit is contained in:
Alan Bateman 2022-05-07 08:06:16 +00:00
parent 5212535a27
commit 9583e3657e
1133 changed files with 95935 additions and 8335 deletions

View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2015, 2019, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2015, 2022, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -26,6 +26,7 @@ package java.lang;
import jdk.internal.access.JavaLangInvokeAccess;
import jdk.internal.access.SharedSecrets;
import jdk.internal.vm.ContinuationScope;
import java.lang.StackWalker.StackFrame;
import java.lang.invoke.MethodType;
@ -35,8 +36,9 @@ class StackFrameInfo implements StackFrame {
SharedSecrets.getJavaLangInvokeAccess();
private final boolean retainClassRef;
private final Object memberName; // MemberName initialized by VM
private int bci; // initialized by VM to >= 0
private Object memberName; // MemberName initialized by VM
private int bci; // initialized by VM to >= 0
private ContinuationScope contScope;
private volatile StackTraceElement ste;
/*
@ -115,6 +117,10 @@ class StackFrameInfo implements StackFrame {
return JLIA.isNative(memberName);
}
private String getContinuationScopeName() {
return contScope != null ? contScope.getName() : null;
}
@Override
public String toString() {
return toStackTraceElement().toString();