100 lines
3.2 KiB
C++
100 lines
3.2 KiB
C++
/*
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* Copyright (c) 2012, 2020, 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_JFR_SUPPORT_JFRTRACEIDEXTENSION_HPP
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#define SHARE_JFR_SUPPORT_JFRTRACEIDEXTENSION_HPP
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#include "jfr/recorder/checkpoint/types/traceid/jfrTraceId.hpp"
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#include "utilities/macros.hpp"
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#define DEFINE_TRACE_ID_FIELD mutable traceid _trace_id
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#define DEFINE_TRACE_ID_METHODS \
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traceid trace_id() const { return _trace_id; } \
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traceid* const trace_id_addr() const { return &_trace_id; } \
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void set_trace_id(traceid id) const { _trace_id = id; }
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#define DEFINE_TRACE_ID_SIZE \
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static size_t trace_id_size() { return sizeof(traceid); }
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#define INIT_ID(data) JfrTraceId::assign(data)
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#define REMOVE_ID(k) JfrTraceId::remove(k);
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#define REMOVE_METHOD_ID(method) JfrTraceId::remove(method);
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#define RESTORE_ID(k) JfrTraceId::restore(k);
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class JfrTraceFlag {
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private:
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mutable jshort _flags;
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public:
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JfrTraceFlag() : _flags(0) {}
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bool is_set(jshort flag) const {
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return (_flags & flag) != 0;
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}
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jshort flags() const {
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return _flags;
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}
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void set_flags(jshort flags) const {
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_flags = flags;
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}
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jbyte* flags_addr() const {
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#ifdef VM_LITTLE_ENDIAN
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return (jbyte*)&_flags;
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#else
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return ((jbyte*)&_flags) + 1;
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#endif
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}
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jbyte* meta_addr() const {
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#ifdef VM_LITTLE_ENDIAN
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return ((jbyte*)&_flags) + 1;
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#else
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return (jbyte*)&_flags;
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#endif
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}
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};
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#define DEFINE_TRACE_FLAG mutable JfrTraceFlag _trace_flags
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#define DEFINE_TRACE_FLAG_ACCESSOR \
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bool is_trace_flag_set(jshort flag) const { \
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return _trace_flags.is_set(flag); \
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} \
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jshort trace_flags() const { \
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return _trace_flags.flags(); \
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} \
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void set_trace_flags(jshort flags) const { \
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_trace_flags.set_flags(flags); \
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} \
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jbyte* trace_flags_addr() const { \
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return _trace_flags.flags_addr(); \
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} \
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jbyte* trace_meta_addr() const { \
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return _trace_flags.meta_addr(); \
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}
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#endif // SHARE_JFR_SUPPORT_JFRTRACEIDEXTENSION_HPP
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