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8176442: [aix] assert(_thr_current == 0L) failed: Thread::current already initialized

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Revert Thread::current() back to pthread library based TLS on AIX.

Reviewed-by: dholmes
This commit is contained in:
Thomas Stuefe 2017-03-13 21:46:37 -04:00
parent 432179b610
commit 0af886d583
1 changed files with 4 additions and 1 deletions
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5
hotspot/src/share/vm/utilities/globalDefinitions_xlc.hpp
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@ -1,6 +1,6 @@
/*
* Copyright (c) 1998, 2016, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2012, 2016 SAP SE. All rights reserved.
* Copyright (c) 2012, 2017 SAP SE. 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
@ -153,6 +153,9 @@ inline int wcslen(const jchar* x) { return wcslen((const wchar_t*)x); }
// offset_of as it is defined for gcc.
#define offset_of(klass,field) (size_t)((intx)&(((klass*)16)->field) - 16)
// AIX 5.3 has buggy __thread support. (see JDK-8176442).
#define USE_LIBRARY_BASED_TLS_ONLY 1
#ifndef USE_LIBRARY_BASED_TLS_ONLY
#define THREAD_LOCAL_DECL __thread
#endif