src/hotspot/share/jfr/support/jfrThreadExtension.hpp
author egahlin
Tue, 15 May 2018 20:24:34 +0200
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child 53244 9807daeb47c4
permissions -rw-r--r--
8199712: Flight Recorder Reviewed-by: coleenp, ihse, erikj, dsamersoff, mseledtsov, egahlin, mgronlun Contributed-by: erik.gahlin@oracle.com, markus.gronlund@oracle.com
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/*
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* Copyright (c) 2012, 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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#ifndef SHARE_VM_JFR_SUPPORT_JFRTHREADEXTENSION_HPP
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#define SHARE_VM_JFR_SUPPORT_JFRTHREADEXTENSION_HPP
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#include "jfr/periodic/sampling/jfrThreadSampler.hpp"
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#include "jfr/support/jfrThreadLocal.hpp"
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#define DEFINE_THREAD_LOCAL_FIELD_JFR mutable JfrThreadLocal _jfr_thread_local
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#define DEFINE_THREAD_LOCAL_OFFSET_JFR \
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  static ByteSize jfr_thread_local_offset() { return in_ByteSize(offset_of(Thread, _jfr_thread_local)); }
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#define THREAD_LOCAL_OFFSET_JFR Thread::jfr_thread_local_offset()
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#define DEFINE_THREAD_LOCAL_TRACE_ID_OFFSET_JFR \
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  static ByteSize trace_id_offset() { return in_ByteSize(offset_of(JfrThreadLocal, _trace_id)); }
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#define DEFINE_THREAD_LOCAL_ACCESSOR_JFR \
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  JfrThreadLocal* jfr_thread_local() const { return &_jfr_thread_local; }
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#define THREAD_ID_OFFSET_JFR JfrThreadLocal::trace_id_offset()
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#define THREAD_LOCAL_WRITER_OFFSET_JFR \
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  JfrThreadLocal::java_event_writer_offset() + THREAD_LOCAL_OFFSET_JFR
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#define SUSPEND_THREAD_CONDITIONAL(thread) if ((thread)->is_trace_suspend()) JfrThreadSampling::on_javathread_suspend(thread)
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#endif // SHARE_VM_JFR_SUPPORT_JFRTHREADEXTENSION_HPP