jdk8-mips64-public/hotspot: src/share/vm/jfr/recorder/repository/jfrChunkState.hpp@db357034b763

8217647: JFR: recordings on 32-bit systems unreadable
Reviewed-by: egahlin
Contributed-by: boris.ulasevich@bell-sw.com, markus.gronlund@oracle.com

     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  */

    25 #ifndef SHARE_VM_JFR_RECORDER_REPOSITORY_JFRRCHUNKSTATE_HPP

    26 #define SHARE_VM_JFR_RECORDER_REPOSITORY_JFRRCHUNKSTATE_HPP

    28 #include "jfr/utilities/jfrAllocation.hpp"

    29 #include "jfr/utilities/jfrTypes.hpp"

    31 class JfrChunkState : public JfrCHeapObj {

    32   friend class JfrChunkWriter;

    33  private:

    34   char* _path;

    35   int64_t _start_ticks;

    36   int64_t _start_nanos;

    37   int64_t _previous_start_ticks;

    38   int64_t _previous_start_nanos;

    39   int64_t _previous_checkpoint_offset;

    41   void update_start_ticks();

    42   void update_start_nanos();

    43   void save_current_and_update_start_ticks();

    44   void save_current_and_update_start_nanos();

    46   JfrChunkState();

    47   ~JfrChunkState();

    48   void reset();

    49   int64_t previous_checkpoint_offset() const;

    50   void set_previous_checkpoint_offset(int64_t offset);

    51   int64_t previous_start_ticks() const;

    52   int64_t previous_start_nanos() const;

    53   int64_t last_chunk_duration() const;

    54   void update_time_to_now();

    55   void set_path(const char* path);

    56   const char* path() const;

    57 };

    59 #endif // SHARE_VM_JFR_RECORDER_REPOSITORY_JFRRCHUNKSTATE_HPP

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