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8256167: Convert JDK use of Reference::get to Reference::refersTo

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Reviewed-by: sspitsyn, shade, dfuchs, alanb, kbarrett
This commit is contained in:
Mandy Chung 2020-12-06 00:08:22 +00:00
parent 78be334c38
commit 972bc3b408
12 changed files with 49 additions and 53 deletions
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5
src/java.base/share/classes/java/lang/invoke/DirectMethodHandle.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2008, 2018, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2008, 2020, 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
@ -402,9 +402,8 @@ class DirectMethodHandle extends MethodHandle {
if (ref == null) {
return true; // the final state
}
Thread clinitThread = ref.get();
// Somebody may still be running defc.<clinit>.
if (clinitThread == Thread.currentThread()) {
if (ref.refersTo(Thread.currentThread())) {
// If anybody is running defc.<clinit>, it is this thread.
if (UNSAFE.shouldBeInitialized(defc))
// Yes, we are running it; keep the barrier for now.