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1 // Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #ifndef RUNTIME_VM_TIMELINE_ANALYSIS_H_ | 5 #ifndef RUNTIME_VM_TIMELINE_ANALYSIS_H_ |
6 #define RUNTIME_VM_TIMELINE_ANALYSIS_H_ | 6 #define RUNTIME_VM_TIMELINE_ANALYSIS_H_ |
7 | 7 |
8 #include "vm/growable_array.h" | 8 #include "vm/growable_array.h" |
9 #include "vm/timeline.h" | 9 #include "vm/timeline.h" |
10 | 10 |
11 namespace dart { | 11 namespace dart { |
12 | 12 |
13 class TimelineAnalysisThread : public ZoneAllocated { | 13 class TimelineAnalysisThread : public ZoneAllocated { |
14 public: | 14 public: |
15 explicit TimelineAnalysisThread(ThreadId id); | 15 explicit TimelineAnalysisThread(ThreadId id); |
16 ~TimelineAnalysisThread(); | 16 ~TimelineAnalysisThread(); |
17 | 17 |
18 ThreadId id() const { | 18 ThreadId id() const { return id_; } |
19 return id_; | |
20 } | |
21 | 19 |
22 intptr_t NumBlocks() const { | 20 intptr_t NumBlocks() const { return blocks_.length(); } |
23 return blocks_.length(); | |
24 } | |
25 | 21 |
26 TimelineEventBlock* At(intptr_t i) const { | 22 TimelineEventBlock* At(intptr_t i) const { return blocks_.At(i); } |
27 return blocks_.At(i); | |
28 } | |
29 | 23 |
30 private: | 24 private: |
31 void AddBlock(TimelineEventBlock* block); | 25 void AddBlock(TimelineEventBlock* block); |
32 void Finalize(); | 26 void Finalize(); |
33 | 27 |
34 const ThreadId id_; | 28 const ThreadId id_; |
35 ZoneGrowableArray<TimelineEventBlock*> blocks_; | 29 ZoneGrowableArray<TimelineEventBlock*> blocks_; |
36 | 30 |
37 friend class TimelineAnalysis; | 31 friend class TimelineAnalysis; |
38 }; | 32 }; |
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62 // - collecting all ThreadEventBlocks by thread id. | 56 // - collecting all ThreadEventBlocks by thread id. |
63 class TimelineAnalysis : public ValueObject { | 57 class TimelineAnalysis : public ValueObject { |
64 public: | 58 public: |
65 TimelineAnalysis(Zone* zone, | 59 TimelineAnalysis(Zone* zone, |
66 Isolate* isolate, | 60 Isolate* isolate, |
67 TimelineEventRecorder* recorder); | 61 TimelineEventRecorder* recorder); |
68 ~TimelineAnalysis(); | 62 ~TimelineAnalysis(); |
69 | 63 |
70 void BuildThreads(); | 64 void BuildThreads(); |
71 | 65 |
72 intptr_t NumThreads() const { | 66 intptr_t NumThreads() const { return threads_.length(); } |
73 return threads_.length(); | |
74 } | |
75 | 67 |
76 TimelineAnalysisThread* At(intptr_t i) const { | 68 TimelineAnalysisThread* At(intptr_t i) const { return threads_[i]; } |
77 return threads_[i]; | |
78 } | |
79 | 69 |
80 TimelineAnalysisThread* GetThread(ThreadId tid); | 70 TimelineAnalysisThread* GetThread(ThreadId tid); |
81 | 71 |
82 bool has_error() const { | 72 bool has_error() const { return has_error_; } |
83 return has_error_; | |
84 } | |
85 | 73 |
86 const char* error_msg() const { | 74 const char* error_msg() const { return error_msg_; } |
87 return error_msg_; | |
88 } | |
89 | 75 |
90 protected: | 76 protected: |
91 TimelineAnalysisThread* GetOrAddThread(ThreadId tid); | 77 TimelineAnalysisThread* GetOrAddThread(ThreadId tid); |
92 | 78 |
93 void DiscoverThreads(); | 79 void DiscoverThreads(); |
94 void FinalizeThreads(); | 80 void FinalizeThreads(); |
95 | 81 |
96 void SetError(const char* format, ...); | 82 void SetError(const char* format, ...); |
97 | 83 |
98 Zone* zone_; | 84 Zone* zone_; |
99 Isolate* isolate_; | 85 Isolate* isolate_; |
100 TimelineEventRecorder* recorder_; | 86 TimelineEventRecorder* recorder_; |
101 bool has_error_; | 87 bool has_error_; |
102 const char* error_msg_; | 88 const char* error_msg_; |
103 | 89 |
104 ZoneGrowableArray<TimelineAnalysisThread*> threads_; | 90 ZoneGrowableArray<TimelineAnalysisThread*> threads_; |
105 }; | 91 }; |
106 | 92 |
107 | 93 |
108 class TimelineLabelPauseInfo : public ZoneAllocated { | 94 class TimelineLabelPauseInfo : public ZoneAllocated { |
109 public: | 95 public: |
110 explicit TimelineLabelPauseInfo(const char* name); | 96 explicit TimelineLabelPauseInfo(const char* name); |
111 | 97 |
112 const char* name() const { | 98 const char* name() const { return name_; } |
113 return name_; | |
114 } | |
115 | 99 |
116 int64_t inclusive_micros() const { | 100 int64_t inclusive_micros() const { return inclusive_micros_; } |
117 return inclusive_micros_; | |
118 } | |
119 | 101 |
120 int64_t exclusive_micros() const { | 102 int64_t exclusive_micros() const { return exclusive_micros_; } |
121 return exclusive_micros_; | |
122 } | |
123 | 103 |
124 int64_t max_inclusive_micros() const { | 104 int64_t max_inclusive_micros() const { return max_inclusive_micros_; } |
125 return max_inclusive_micros_; | |
126 } | |
127 | 105 |
128 int64_t max_exclusive_micros() const { | 106 int64_t max_exclusive_micros() const { return max_exclusive_micros_; } |
129 return max_exclusive_micros_; | |
130 } | |
131 | 107 |
132 private: | 108 private: |
133 // Adjusts |inclusive_micros_| and |exclusive_micros_| by |micros|. | 109 // Adjusts |inclusive_micros_| and |exclusive_micros_| by |micros|. |
134 // Also, may adjust, max_inclusive_micros_. | 110 // Also, may adjust, max_inclusive_micros_. |
135 void OnPush(int64_t micros, bool already_on_stack); | 111 void OnPush(int64_t micros, bool already_on_stack); |
136 | 112 |
137 // Adjusts |exclusive_micros_| by |exclusive_micros|. | 113 // Adjusts |exclusive_micros_| by |exclusive_micros|. |
138 // Also, may adjust |max_exclusive_micros_|. | 114 // Also, may adjust |max_exclusive_micros_|. |
139 void OnPop(int64_t exclusive_micros); | 115 void OnPop(int64_t exclusive_micros); |
140 | 116 |
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167 int64_t max_inclusive_micros_; | 143 int64_t max_inclusive_micros_; |
168 int64_t max_exclusive_micros_; | 144 int64_t max_exclusive_micros_; |
169 | 145 |
170 friend class TimelinePauses; | 146 friend class TimelinePauses; |
171 friend class TimelinePauseTrace; | 147 friend class TimelinePauseTrace; |
172 }; | 148 }; |
173 | 149 |
174 | 150 |
175 class TimelinePauses : public TimelineAnalysis { | 151 class TimelinePauses : public TimelineAnalysis { |
176 public: | 152 public: |
177 TimelinePauses(Zone* zone, | 153 TimelinePauses(Zone* zone, Isolate* isolate, TimelineEventRecorder* recorder); |
178 Isolate* isolate, | |
179 TimelineEventRecorder* recorder); | |
180 | 154 |
181 void Setup(); | 155 void Setup(); |
182 | 156 |
183 void CalculatePauseTimesForThread(ThreadId tid); | 157 void CalculatePauseTimesForThread(ThreadId tid); |
184 | 158 |
185 TimelineLabelPauseInfo* GetLabelPauseInfo(const char* name) const; | 159 TimelineLabelPauseInfo* GetLabelPauseInfo(const char* name) const; |
186 | 160 |
187 int64_t InclusiveTime(const char* name) const; | 161 int64_t InclusiveTime(const char* name) const; |
188 int64_t ExclusiveTime(const char* name) const; | 162 int64_t ExclusiveTime(const char* name) const; |
189 int64_t MaxInclusiveTime(const char* name) const; | 163 int64_t MaxInclusiveTime(const char* name) const; |
190 int64_t MaxExclusiveTime(const char* name) const; | 164 int64_t MaxExclusiveTime(const char* name) const; |
191 | 165 |
192 intptr_t NumPauseInfos() const { | 166 intptr_t NumPauseInfos() const { return labels_.length(); } |
193 return labels_.length(); | |
194 } | |
195 | 167 |
196 const TimelineLabelPauseInfo* PauseInfoAt(intptr_t i) const { | 168 const TimelineLabelPauseInfo* PauseInfoAt(intptr_t i) const { |
197 return labels_.At(i); | 169 return labels_.At(i); |
198 } | 170 } |
199 | 171 |
200 private: | 172 private: |
201 struct StackItem { | 173 struct StackItem { |
202 TimelineEvent* event; | 174 TimelineEvent* event; |
203 TimelineLabelPauseInfo* pause_info; | 175 TimelineLabelPauseInfo* pause_info; |
204 int64_t exclusive_micros; | 176 int64_t exclusive_micros; |
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230 TimelineLabelPauseInfo* GetOrAddLabelPauseInfo(const char* name); | 202 TimelineLabelPauseInfo* GetOrAddLabelPauseInfo(const char* name); |
231 void Aggregate(const TimelineLabelPauseInfo* thread_pause_info); | 203 void Aggregate(const TimelineLabelPauseInfo* thread_pause_info); |
232 void PrintPauseInfo(const TimelineLabelPauseInfo* pause_info); | 204 void PrintPauseInfo(const TimelineLabelPauseInfo* pause_info); |
233 | 205 |
234 ZoneGrowableArray<TimelineLabelPauseInfo*> isolate_labels_; | 206 ZoneGrowableArray<TimelineLabelPauseInfo*> isolate_labels_; |
235 }; | 207 }; |
236 | 208 |
237 } // namespace dart | 209 } // namespace dart |
238 | 210 |
239 #endif // RUNTIME_VM_TIMELINE_ANALYSIS_H_ | 211 #endif // RUNTIME_VM_TIMELINE_ANALYSIS_H_ |
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