1 /* 2 * Copyright (c) 2012, 2018, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #ifndef SHARE_VM_JFR_SUPPORT_JFRTRACEIDEXTENSION_HPP 26 #define SHARE_VM_JFR_SUPPORT_JFRTRACEIDEXTENSION_HPP 27 28 #include "jfr/recorder/checkpoint/types/traceid/jfrTraceId.hpp" 29 30 #define DEFINE_TRACE_ID_FIELD mutable traceid _trace_id 31 32 #define DEFINE_TRACE_ID_METHODS \ 33 traceid trace_id() const { return _trace_id; } \ 34 traceid* const trace_id_addr() const { return &_trace_id; } \ 35 void set_trace_id(traceid id) const { _trace_id = id; } 36 37 #define DEFINE_TRACE_ID_SIZE \ 38 static size_t trace_id_size() { return sizeof(traceid); } 39 40 #define INIT_ID(data) JfrTraceId::assign(data) 41 #define REMOVE_ID(k) JfrTraceId::remove(k); 42 #define RESTORE_ID(k) JfrTraceId::restore(k); 43 44 class JfrTraceFlag { 45 private: 46 mutable jbyte _flags; 47 public: 48 JfrTraceFlag() : _flags(0) {} 49 explicit JfrTraceFlag(jbyte flags) : _flags(flags) {} 50 void set_flag(jbyte flag) const { 51 _flags |= flag; 52 } 53 void clear_flag(jbyte flag) const { 54 _flags &= (~flag); 55 } 56 jbyte flags() const { return _flags; } 57 bool is_set(jbyte flag) const { 58 return (_flags & flag) != 0; 59 } 60 jbyte* const flags_addr() const { 61 return &_flags; 62 } 63 }; 64 65 #define DEFINE_TRACE_FLAG mutable JfrTraceFlag _trace_flags 66 67 #define DEFINE_TRACE_FLAG_ACCESSOR \ 68 void set_trace_flag(jbyte flag) const { \ 69 _trace_flags.set_flag(flag); \ 70 } \ 71 jbyte trace_flags() const { \ 72 return _trace_flags.flags(); \ 73 } \ 74 bool is_trace_flag_set(jbyte flag) const { \ 75 return _trace_flags.is_set(flag); \ 76 } \ 77 jbyte* const trace_flags_addr() const { \ 78 return _trace_flags.flags_addr(); \ 79 } 80 81 #endif // SHARE_VM_JFR_SUPPORT_JFRTRACEIDEXTENSION_HPP