--- a/src/hotspot/share/gc/cms/gSpaceCounters.hpp Wed Nov 20 09:28:31 2019 +0900
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,110 +0,0 @@
-/*
- * Copyright (c) 2002, 2019, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- *
- */
-
-#ifndef SHARE_GC_CMS_GSPACECOUNTERS_HPP
-#define SHARE_GC_CMS_GSPACECOUNTERS_HPP
-
-#include "gc/shared/generation.hpp"
-#include "gc/shared/generationCounters.hpp"
-#include "runtime/perfData.hpp"
-#include "utilities/macros.hpp"
-
-// A GSpaceCounter is a holder class for performance counters
-// that track a space;
-
-class GSpaceCounters: public CHeapObj<mtGC> {
- friend class VMStructs;
-
- private:
- PerfVariable* _capacity;
- PerfVariable* _used;
-
- // Constant PerfData types don't need to retain a reference.
- // However, it's a good idea to document them here.
- // PerfConstant* _size;
-
- Generation* _gen;
- char* _name_space;
-
- public:
-
- GSpaceCounters(const char* name, int ordinal, size_t max_size, Generation* g,
- GenerationCounters* gc, bool sampled=true);
-
- ~GSpaceCounters();
-
- inline void update_capacity() {
- _capacity->set_value(_gen->capacity());
- }
-
- inline void update_used() {
- _used->set_value(_gen->used_stable());
- }
-
- // special version of update_used() to allow the used value to be
- // passed as a parameter. This method can can be used in cases were
- // the utilization is already known and/or when the _gen->used()
- // method is known to be expensive and we want to avoid unnecessary
- // calls to it.
- //
- inline void update_used(size_t used) {
- _used->set_value(used);
- }
-
- inline void inc_used(size_t size) {
- _used->inc(size);
- }
-
- debug_only(
- // for security reasons, we do not allow arbitrary reads from
- // the counters as they may live in shared memory.
- jlong used() {
- return _used->get_value();
- }
- jlong capacity() {
- return _used->get_value();
- }
- )
-
- inline void update_all() {
- update_used();
- update_capacity();
- }
-
- const char* name_space() const { return _name_space; }
-};
-
-class GenerationUsedHelper : public PerfLongSampleHelper {
- private:
- Generation* _gen;
-
- public:
- GenerationUsedHelper(Generation* g) : _gen(g) { }
-
- inline jlong take_sample() {
- return _gen->used_stable();
- }
-};
-
-#endif // SHARE_GC_CMS_GSPACECOUNTERS_HPP