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_JFRTHREADEXTENSION_HPP

    26 #define SHARE_VM_JFR_SUPPORT_JFRTHREADEXTENSION_HPP

    27 

    28 #include "jfr/periodic/sampling/jfrThreadSampler.hpp"

    29 #include "jfr/support/jfrThreadLocal.hpp"

    30 

    31 #define DEFINE_THREAD_LOCAL_FIELD_JFR mutable JfrThreadLocal _jfr_thread_local

    32 

    33 #define DEFINE_THREAD_LOCAL_OFFSET_JFR \

    34   static ByteSize jfr_thread_local_offset() { return in_ByteSize(offset_of(Thread, _jfr_thread_local)); }

    35 

    36 #define THREAD_LOCAL_OFFSET_JFR Thread::jfr_thread_local_offset()

    37 

    38 #define DEFINE_THREAD_LOCAL_TRACE_ID_OFFSET_JFR \

    39   static ByteSize trace_id_offset() { return in_ByteSize(offset_of(JfrThreadLocal, _trace_id)); }

    40 

    41 #define DEFINE_THREAD_LOCAL_ACCESSOR_JFR \

    42   JfrThreadLocal* jfr_thread_local() const { return &_jfr_thread_local; }

    43 

    44 #define THREAD_ID_OFFSET_JFR JfrThreadLocal::trace_id_offset()

    45 

    46 #define THREAD_LOCAL_WRITER_OFFSET_JFR \

    47   JfrThreadLocal::java_event_writer_offset() + THREAD_LOCAL_OFFSET_JFR

    48 

    49 #define SUSPEND_THREAD_CONDITIONAL(thread) if ((thread)->is_trace_suspend()) JfrThreadSampling::on_javathread_suspend(thread)

    50 

    51 #endif // SHARE_VM_JFR_SUPPORT_JFRTHREADEXTENSION_HPP