src/share/vm/gc_implementation/parallelScavenge/psGenerationCounters.hpp

Wed, 27 Apr 2016 01:25:04 +0800

author
aoqi
date
Wed, 27 Apr 2016 01:25:04 +0800
changeset 0
f90c822e73f8
child 6876
710a3c8b516e
permissions
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http://hg.openjdk.java.net/jdk8u/jdk8u/hotspot/
changeset: 6782:28b50d07f6f8
tag: jdk8u25-b17

aoqi@0 1
aoqi@0 2 /*
aoqi@0 3 * Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved.
aoqi@0 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0 5 *
aoqi@0 6 * This code is free software; you can redistribute it and/or modify it
aoqi@0 7 * under the terms of the GNU General Public License version 2 only, as
aoqi@0 8 * published by the Free Software Foundation.
aoqi@0 9 *
aoqi@0 10 * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0 13 * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0 14 * accompanied this code).
aoqi@0 15 *
aoqi@0 16 * You should have received a copy of the GNU General Public License version
aoqi@0 17 * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0 19 *
aoqi@0 20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0 21 * or visit www.oracle.com if you need additional information or have any
aoqi@0 22 * questions.
aoqi@0 23 *
aoqi@0 24 */
aoqi@0 25
aoqi@0 26 #ifndef SHARE_VM_GC_IMPLEMENTATION_PARALLELSCAVENGE_PSGENERATIONCOUNTERS_HPP
aoqi@0 27 #define SHARE_VM_GC_IMPLEMENTATION_PARALLELSCAVENGE_PSGENERATIONCOUNTERS_HPP
aoqi@0 28
aoqi@0 29 #include "gc_implementation/parallelScavenge/psVirtualspace.hpp"
aoqi@0 30 #include "gc_implementation/shared/generationCounters.hpp"
aoqi@0 31 #include "runtime/perfData.hpp"
aoqi@0 32
aoqi@0 33 // A PSGenerationCounter is a holder class for performance counters
aoqi@0 34 // that track a generation
aoqi@0 35
aoqi@0 36 class PSGenerationCounters: public GenerationCounters {
aoqi@0 37 friend class VMStructs;
aoqi@0 38
aoqi@0 39 private:
aoqi@0 40 PSVirtualSpace* _ps_virtual_space;
aoqi@0 41
aoqi@0 42 public:
aoqi@0 43 PSGenerationCounters(const char* name, int ordinal, int spaces,
aoqi@0 44 PSVirtualSpace* v);
aoqi@0 45
aoqi@0 46 void update_all() {
aoqi@0 47 assert(_virtual_space == NULL, "Only one should be in use");
aoqi@0 48 _current_size->set_value(_ps_virtual_space->committed_size());
aoqi@0 49 }
aoqi@0 50 };
aoqi@0 51
aoqi@0 52 #endif // SHARE_VM_GC_IMPLEMENTATION_PARALLELSCAVENGE_PSGENERATIONCOUNTERS_HPP

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