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annotate src/share/vm/gc_implementation/shared/collectorCounters.hpp @ 1972:f95d63e2154a
6989984: Use standard include model for Hospot
Summary: Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg
| author | stefank |
|---|---|
| date | Tue, 23 Nov 2010 13:22:55 -0800 |
| parents | c18cbe5936b8 |
| children | d2a62e0f25eb |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 1972 | 2 * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved. |
| 0 | 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 * | |
|
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 1972 | 25 #ifndef SHARE_VM_GC_IMPLEMENTATION_SHARED_COLLECTORCOUNTERS_HPP |
| 26 #define SHARE_VM_GC_IMPLEMENTATION_SHARED_COLLECTORCOUNTERS_HPP | |
| 27 | |
| 28 #include "runtime/perfData.hpp" | |
| 29 | |
| 0 | 30 // CollectorCounters is a holder class for performance counters |
| 31 // that track a collector | |
| 32 | |
| 33 class CollectorCounters: public CHeapObj { | |
| 34 friend class VMStructs; | |
| 35 | |
| 36 private: | |
| 37 PerfCounter* _invocations; | |
| 38 PerfCounter* _time; | |
| 39 PerfVariable* _last_entry_time; | |
| 40 PerfVariable* _last_exit_time; | |
| 41 | |
| 42 // Constant PerfData types don't need to retain a reference. | |
| 43 // However, it's a good idea to document them here. | |
| 44 // PerfStringConstant* _name; | |
| 45 | |
| 46 char* _name_space; | |
| 47 | |
| 48 public: | |
| 49 | |
| 50 CollectorCounters(const char* name, int ordinal); | |
| 51 | |
| 52 ~CollectorCounters() { | |
| 53 if (_name_space != NULL) FREE_C_HEAP_ARRAY(char, _name_space); | |
| 54 } | |
| 55 | |
| 56 inline PerfCounter* invocation_counter() const { return _invocations; } | |
| 57 | |
| 58 inline PerfCounter* time_counter() const { return _time; } | |
| 59 | |
| 60 inline PerfVariable* last_entry_counter() const { return _last_entry_time; } | |
| 61 | |
| 62 inline PerfVariable* last_exit_counter() const { return _last_exit_time; } | |
| 63 | |
| 64 const char* name_space() const { return _name_space; } | |
| 65 }; | |
| 66 | |
| 67 class TraceCollectorStats: public PerfTraceTimedEvent { | |
| 68 | |
| 69 protected: | |
| 70 CollectorCounters* _c; | |
| 71 | |
| 72 public: | |
| 73 inline TraceCollectorStats(CollectorCounters* c) : | |
| 74 PerfTraceTimedEvent(c->time_counter(), c->invocation_counter()), | |
| 75 _c(c) { | |
| 76 | |
| 77 if (UsePerfData) { | |
| 78 _c->last_entry_counter()->set_value(os::elapsed_counter()); | |
| 79 } | |
| 80 } | |
| 81 | |
| 82 inline ~TraceCollectorStats() { | |
| 83 if (UsePerfData) _c->last_exit_counter()->set_value(os::elapsed_counter()); | |
| 84 } | |
| 85 }; | |
| 1972 | 86 |
| 87 #endif // SHARE_VM_GC_IMPLEMENTATION_SHARED_COLLECTORCOUNTERS_HPP |