jdk8-mips64-public/hotspot: src/share/vm/jfr/leakprofiler/utilities/vmOperation.hpp@8e875c964f41

8214542: JFR: Old Object Sample event slow on a deep heap in debug builds
Reviewed-by: egahlin, rwestberg

     1 /*

     2  * Copyright (c) 2019, 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_JFR_LEAKPROFILER_UTILITIES_VMOPERATION_HPP

    26 #define SHARE_JFR_LEAKPROFILER_UTILITIES_VMOPERATION_HPP

    28 #include "runtime/vm_operations.hpp"

    30 class OldObjectVMOperation : public VM_Operation {

    31  public:

    32   Mode evaluation_mode() const {

    33     return _safepoint;

    34   }

    36   VMOp_Type type() const {

    37     return VMOp_JFROldObject;

    38   }

    39 };

    41 #endif // SHARE_JFR_LEAKPROFILER_UTILITIES_VMOPERATION_HPP

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