Mercurial > hg > truffle
annotate src/share/vm/gc_implementation/shared/gcTrace.hpp @ 14213:6c4c27c5cc9a
8029366: ShouldNotReachHere error when creating an array with component type of void
Reviewed-by: kvn
author | twisti |
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date | Fri, 06 Dec 2013 16:43:56 -0800 |
parents | 86e6d691f2e1 |
children | 9fdaa79b0c27 |
rev | line source |
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10405 | 1 /* |
2 * Copyright (c) 2012, 2013, 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 */ | |
24 | |
25 #ifndef SHARE_VM_GC_IMPLEMENTATION_SHARED_GCTRACE_HPP | |
26 #define SHARE_VM_GC_IMPLEMENTATION_SHARED_GCTRACE_HPP | |
27 | |
28 #include "gc_interface/gcCause.hpp" | |
29 #include "gc_interface/gcName.hpp" | |
30 #include "gc_implementation/shared/gcWhen.hpp" | |
31 #include "gc_implementation/shared/copyFailedInfo.hpp" | |
32 #include "memory/allocation.hpp" | |
33 #include "memory/referenceType.hpp" | |
34 #if INCLUDE_ALL_GCS | |
35 #include "gc_implementation/g1/g1YCTypes.hpp" | |
36 #endif | |
37 #include "utilities/macros.hpp" | |
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38 #include "utilities/ticks.hpp" |
10405 | 39 |
40 typedef uint GCId; | |
41 | |
42 class EvacuationInfo; | |
43 class GCHeapSummary; | |
44 class MetaspaceSummary; | |
45 class PSHeapSummary; | |
46 class ReferenceProcessorStats; | |
47 class TimePartitions; | |
48 class BoolObjectClosure; | |
49 | |
50 class SharedGCInfo VALUE_OBJ_CLASS_SPEC { | |
51 public: | |
52 static const GCId UNSET_GCID = (GCId)-1; | |
53 | |
54 private: | |
55 GCId _id; | |
56 GCName _name; | |
57 GCCause::Cause _cause; | |
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58 Ticks _start_timestamp; |
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59 Ticks _end_timestamp; |
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60 Tickspan _sum_of_pauses; |
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61 Tickspan _longest_pause; |
10405 | 62 |
63 public: | |
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64 SharedGCInfo(GCName name) : |
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65 _id(UNSET_GCID), |
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66 _name(name), |
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67 _cause(GCCause::_last_gc_cause), |
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68 _start_timestamp(), |
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69 _end_timestamp(), |
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70 _sum_of_pauses(), |
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71 _longest_pause() { |
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72 } |
10405 | 73 |
74 void set_id(GCId id) { _id = id; } | |
75 GCId id() const { return _id; } | |
76 | |
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77 void set_start_timestamp(const Ticks& timestamp) { _start_timestamp = timestamp; } |
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78 const Ticks start_timestamp() const { return _start_timestamp; } |
10405 | 79 |
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80 void set_end_timestamp(const Ticks& timestamp) { _end_timestamp = timestamp; } |
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81 const Ticks end_timestamp() const { return _end_timestamp; } |
10405 | 82 |
83 void set_name(GCName name) { _name = name; } | |
84 GCName name() const { return _name; } | |
85 | |
86 void set_cause(GCCause::Cause cause) { _cause = cause; } | |
87 GCCause::Cause cause() const { return _cause; } | |
88 | |
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89 void set_sum_of_pauses(const Tickspan& duration) { _sum_of_pauses = duration; } |
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90 const Tickspan sum_of_pauses() const { return _sum_of_pauses; } |
10405 | 91 |
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92 void set_longest_pause(const Tickspan& duration) { _longest_pause = duration; } |
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93 const Tickspan longest_pause() const { return _longest_pause; } |
10405 | 94 }; |
95 | |
96 class ParallelOldGCInfo VALUE_OBJ_CLASS_SPEC { | |
97 void* _dense_prefix; | |
98 public: | |
99 ParallelOldGCInfo() : _dense_prefix(NULL) {} | |
100 void report_dense_prefix(void* addr) { | |
101 _dense_prefix = addr; | |
102 } | |
103 void* dense_prefix() const { return _dense_prefix; } | |
104 }; | |
105 | |
106 #if INCLUDE_ALL_GCS | |
107 | |
108 class G1YoungGCInfo VALUE_OBJ_CLASS_SPEC { | |
109 G1YCType _type; | |
110 public: | |
111 G1YoungGCInfo() : _type(G1YCTypeEndSentinel) {} | |
112 void set_type(G1YCType type) { | |
113 _type = type; | |
114 } | |
115 G1YCType type() const { return _type; } | |
116 }; | |
117 | |
118 #endif // INCLUDE_ALL_GCS | |
119 | |
120 class GCTracer : public ResourceObj { | |
121 protected: | |
122 SharedGCInfo _shared_gc_info; | |
123 | |
124 public: | |
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125 void report_gc_start(GCCause::Cause cause, const Ticks& timestamp); |
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126 void report_gc_end(const Ticks& timestamp, TimePartitions* time_partitions); |
10405 | 127 void report_gc_heap_summary(GCWhen::Type when, const GCHeapSummary& heap_summary, const MetaspaceSummary& meta_space_summary) const; |
128 void report_gc_reference_stats(const ReferenceProcessorStats& rp) const; | |
129 void report_object_count_after_gc(BoolObjectClosure* object_filter) NOT_SERVICES_RETURN; | |
130 bool has_reported_gc_start() const; | |
131 | |
132 protected: | |
133 GCTracer(GCName name) : _shared_gc_info(name) {} | |
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134 virtual void report_gc_start_impl(GCCause::Cause cause, const Ticks& timestamp); |
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135 virtual void report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions); |
10405 | 136 |
137 private: | |
138 void send_garbage_collection_event() const; | |
139 void send_gc_heap_summary_event(GCWhen::Type when, const GCHeapSummary& heap_summary) const; | |
140 void send_meta_space_summary_event(GCWhen::Type when, const MetaspaceSummary& meta_space_summary) const; | |
141 void send_reference_stats_event(ReferenceType type, size_t count) const; | |
142 void send_phase_events(TimePartitions* time_partitions) const; | |
143 }; | |
144 | |
145 class YoungGCTracer : public GCTracer { | |
146 static const uint UNSET_TENURING_THRESHOLD = (uint) -1; | |
147 | |
148 uint _tenuring_threshold; | |
149 | |
150 protected: | |
151 YoungGCTracer(GCName name) : GCTracer(name), _tenuring_threshold(UNSET_TENURING_THRESHOLD) {} | |
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152 virtual void report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions); |
10405 | 153 |
154 public: | |
155 void report_promotion_failed(const PromotionFailedInfo& pf_info); | |
156 void report_tenuring_threshold(const uint tenuring_threshold); | |
157 | |
158 private: | |
159 void send_young_gc_event() const; | |
160 void send_promotion_failed_event(const PromotionFailedInfo& pf_info) const; | |
161 }; | |
162 | |
163 class OldGCTracer : public GCTracer { | |
164 protected: | |
165 OldGCTracer(GCName name) : GCTracer(name) {} | |
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166 virtual void report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions); |
10405 | 167 |
168 public: | |
169 void report_concurrent_mode_failure(); | |
170 | |
171 private: | |
172 void send_old_gc_event() const; | |
173 void send_concurrent_mode_failure_event(); | |
174 }; | |
175 | |
176 class ParallelOldTracer : public OldGCTracer { | |
177 ParallelOldGCInfo _parallel_old_gc_info; | |
178 | |
179 public: | |
180 ParallelOldTracer() : OldGCTracer(ParallelOld) {} | |
181 void report_dense_prefix(void* dense_prefix); | |
182 | |
183 protected: | |
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184 void report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions); |
10405 | 185 |
186 private: | |
187 void send_parallel_old_event() const; | |
188 }; | |
189 | |
190 class SerialOldTracer : public OldGCTracer { | |
191 public: | |
192 SerialOldTracer() : OldGCTracer(SerialOld) {} | |
193 }; | |
194 | |
195 class ParallelScavengeTracer : public YoungGCTracer { | |
196 public: | |
197 ParallelScavengeTracer() : YoungGCTracer(ParallelScavenge) {} | |
198 }; | |
199 | |
200 class DefNewTracer : public YoungGCTracer { | |
201 public: | |
202 DefNewTracer() : YoungGCTracer(DefNew) {} | |
203 }; | |
204 | |
205 class ParNewTracer : public YoungGCTracer { | |
206 public: | |
207 ParNewTracer() : YoungGCTracer(ParNew) {} | |
208 }; | |
209 | |
210 #if INCLUDE_ALL_GCS | |
211 class G1NewTracer : public YoungGCTracer { | |
212 G1YoungGCInfo _g1_young_gc_info; | |
213 | |
214 public: | |
215 G1NewTracer() : YoungGCTracer(G1New) {} | |
216 | |
217 void report_yc_type(G1YCType type); | |
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218 void report_gc_end_impl(const Ticks& timestamp, TimePartitions* time_partitions); |
10405 | 219 void report_evacuation_info(EvacuationInfo* info); |
220 void report_evacuation_failed(EvacuationFailedInfo& ef_info); | |
221 | |
222 private: | |
223 void send_g1_young_gc_event(); | |
224 void send_evacuation_info_event(EvacuationInfo* info); | |
225 void send_evacuation_failed_event(const EvacuationFailedInfo& ef_info) const; | |
226 }; | |
227 #endif | |
228 | |
229 class CMSTracer : public OldGCTracer { | |
230 public: | |
231 CMSTracer() : OldGCTracer(ConcurrentMarkSweep) {} | |
232 }; | |
233 | |
234 class G1OldTracer : public OldGCTracer { | |
235 public: | |
236 G1OldTracer() : OldGCTracer(G1Old) {} | |
237 }; | |
238 | |
239 #endif // SHARE_VM_GC_IMPLEMENTATION_SHARED_GCTRACE_HPP |