1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/src/share/vm/jfr/support/jfrKlassExtension.hpp Mon Aug 12 18:30:40 2019 +0300
1.3 @@ -0,0 +1,42 @@
1.4 +/*
1.5 +* Copyright (c) 2012, 2018, Oracle and/or its affiliates. All rights reserved.
1.6 +* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
1.7 +*
1.8 +* This code is free software; you can redistribute it and/or modify it
1.9 +* under the terms of the GNU General Public License version 2 only, as
1.10 +* published by the Free Software Foundation.
1.11 +*
1.12 +* This code is distributed in the hope that it will be useful, but WITHOUT
1.13 +* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
1.14 +* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
1.15 +* version 2 for more details (a copy is included in the LICENSE file that
1.16 +* accompanied this code).
1.17 +*
1.18 +* You should have received a copy of the GNU General Public License version
1.19 +* 2 along with this work; if not, write to the Free Software Foundation,
1.20 +* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
1.21 +*
1.22 +* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
1.23 +* or visit www.oracle.com if you need additional information or have any
1.24 +* questions.
1.25 +*
1.26 +*/
1.27 +
1.28 +#ifndef SHARE_VM_JFR_SUPPORT_JFRKLASSEXTENSION_HPP
1.29 +#define SHARE_VM_JFR_SUPPORT_JFRKLASSEXTENSION_HPP
1.30 +
1.31 +#include "jfr/instrumentation/jfrEventClassTransformer.hpp"
1.32 +#include "jfr/support/jfrTraceIdExtension.hpp"
1.33 +
1.34 +#define DEFINE_KLASS_TRACE_ID_OFFSET \
1.35 + static ByteSize trace_id_offset() { return in_ByteSize(offset_of(InstanceKlass, _trace_id)); }
1.36 +
1.37 +#define KLASS_TRACE_ID_OFFSET InstanceKlass::trace_id_offset()
1.38 +
1.39 +#define JDK_JFR_EVENT_SUBKLASS 16
1.40 +#define JDK_JFR_EVENT_KLASS 32
1.41 +#define EVENT_HOST_KLASS 64
1.42 +#define IS_EVENT_KLASS(ptr) (((ptr)->trace_id() & (JDK_JFR_EVENT_KLASS | JDK_JFR_EVENT_SUBKLASS)) != 0)
1.43 +#define ON_KLASS_CREATION(k, p, t) if (IS_EVENT_KLASS(k)) JfrEventClassTransformer::on_klass_creation(k, p, t)
1.44 +
1.45 +#endif // SHARE_VM_JFR_SUPPORT_JFRKLASSEXTENSION_HPP
