src/share/vm/jfr/support/jfrKlassExtension.hpp

Mon, 19 Aug 2019 10:11:31 +0200

author
neugens
date
Mon, 19 Aug 2019 10:11:31 +0200
changeset 9861
a248d0be1309
parent 9858
b985cbb00e68
permissions
-rw-r--r--

8229401: Fix JFR code cache test failures
8223689: Add JFR Thread Sampling Support
8223690: Add JFR BiasedLock Event Support
8223691: Add JFR G1 Region Type Change Event Support
8223692: Add JFR G1 Heap Summary Event Support
Summary: Backport JFR from JDK11, additional fixes
Reviewed-by: neugens, apetushkov
Contributed-by: denghui.ddh@alibaba-inc.com

apetushkov@9858 1 /*
apetushkov@9858 2 * Copyright (c) 2012, 2018, Oracle and/or its affiliates. All rights reserved.
apetushkov@9858 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
apetushkov@9858 4 *
apetushkov@9858 5 * This code is free software; you can redistribute it and/or modify it
apetushkov@9858 6 * under the terms of the GNU General Public License version 2 only, as
apetushkov@9858 7 * published by the Free Software Foundation.
apetushkov@9858 8 *
apetushkov@9858 9 * This code is distributed in the hope that it will be useful, but WITHOUT
apetushkov@9858 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
apetushkov@9858 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
apetushkov@9858 12 * version 2 for more details (a copy is included in the LICENSE file that
apetushkov@9858 13 * accompanied this code).
apetushkov@9858 14 *
apetushkov@9858 15 * You should have received a copy of the GNU General Public License version
apetushkov@9858 16 * 2 along with this work; if not, write to the Free Software Foundation,
apetushkov@9858 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
apetushkov@9858 18 *
apetushkov@9858 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
apetushkov@9858 20 * or visit www.oracle.com if you need additional information or have any
apetushkov@9858 21 * questions.
apetushkov@9858 22 *
apetushkov@9858 23 */
apetushkov@9858 24
apetushkov@9858 25 #ifndef SHARE_VM_JFR_SUPPORT_JFRKLASSEXTENSION_HPP
apetushkov@9858 26 #define SHARE_VM_JFR_SUPPORT_JFRKLASSEXTENSION_HPP
apetushkov@9858 27
apetushkov@9858 28 #include "jfr/instrumentation/jfrEventClassTransformer.hpp"
apetushkov@9858 29 #include "jfr/support/jfrTraceIdExtension.hpp"
apetushkov@9858 30
apetushkov@9858 31 #define DEFINE_KLASS_TRACE_ID_OFFSET \
apetushkov@9858 32 static ByteSize trace_id_offset() { return in_ByteSize(offset_of(InstanceKlass, _trace_id)); }
apetushkov@9858 33
apetushkov@9858 34 #define KLASS_TRACE_ID_OFFSET InstanceKlass::trace_id_offset()
apetushkov@9858 35
apetushkov@9858 36 #define JDK_JFR_EVENT_SUBKLASS 16
apetushkov@9858 37 #define JDK_JFR_EVENT_KLASS 32
apetushkov@9858 38 #define EVENT_HOST_KLASS 64
apetushkov@9858 39 #define IS_EVENT_KLASS(ptr) (((ptr)->trace_id() & (JDK_JFR_EVENT_KLASS | JDK_JFR_EVENT_SUBKLASS)) != 0)
apetushkov@9858 40 #define ON_KLASS_CREATION(k, p, t) if (IS_EVENT_KLASS(k)) JfrEventClassTransformer::on_klass_creation(k, p, t)
apetushkov@9858 41
apetushkov@9858 42 #endif // SHARE_VM_JFR_SUPPORT_JFRKLASSEXTENSION_HPP

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