154a1a02bf
Use script and some manual fixup to fix directores names in include guards. Reviewed-by: lfoltan, eosterlund, kbarrett
87 lines
2.5 KiB
C++
87 lines
2.5 KiB
C++
/*
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* Copyright (c) 2002, 2019, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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#ifndef SHARE_GC_PARALLEL_SPACECOUNTERS_HPP
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#define SHARE_GC_PARALLEL_SPACECOUNTERS_HPP
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#include "gc/parallel/immutableSpace.hpp"
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#include "gc/parallel/mutableSpace.hpp"
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#include "gc/shared/generationCounters.hpp"
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#include "runtime/perfData.hpp"
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#include "utilities/macros.hpp"
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// A SpaceCounter is a holder class for performance counters
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// that track a space;
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class SpaceCounters: public CHeapObj<mtGC> {
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friend class VMStructs;
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private:
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PerfVariable* _capacity;
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PerfVariable* _used;
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// Constant PerfData types don't need to retain a reference.
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// However, it's a good idea to document them here.
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// PerfConstant* _size;
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MutableSpace* _object_space;
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char* _name_space;
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public:
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SpaceCounters(const char* name, int ordinal, size_t max_size,
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MutableSpace* m, GenerationCounters* gc);
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~SpaceCounters();
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inline void update_capacity() {
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_capacity->set_value(_object_space->capacity_in_bytes());
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}
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inline void update_used() {
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_used->set_value(_object_space->used_in_bytes());
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}
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inline void update_all() {
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update_used();
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update_capacity();
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}
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const char* name_space() const { return _name_space; }
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};
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class MutableSpaceUsedHelper: public PerfLongSampleHelper {
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private:
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MutableSpace* _m;
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public:
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MutableSpaceUsedHelper(MutableSpace* m) : _m(m) { }
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inline jlong take_sample() {
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return _m->used_in_bytes();
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}
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};
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#endif // SHARE_GC_PARALLEL_SPACECOUNTERS_HPP
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