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| 1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
| 4 // met: | 4 // met: |
| 5 // | 5 // |
| 6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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| 124 class ProfileTree; | 124 class ProfileTree; |
| 125 | 125 |
| 126 class ProfileNode { | 126 class ProfileNode { |
| 127 public: | 127 public: |
| 128 INLINE(ProfileNode(ProfileTree* tree, CodeEntry* entry)); | 128 INLINE(ProfileNode(ProfileTree* tree, CodeEntry* entry)); |
| 129 | 129 |
| 130 ProfileNode* FindChild(CodeEntry* entry); | 130 ProfileNode* FindChild(CodeEntry* entry); |
| 131 ProfileNode* FindOrAddChild(CodeEntry* entry); | 131 ProfileNode* FindOrAddChild(CodeEntry* entry); |
| 132 INLINE(void IncrementSelfTicks()) { ++self_ticks_; } | 132 INLINE(void IncrementSelfTicks()) { ++self_ticks_; } |
| 133 INLINE(void IncreaseSelfTicks(unsigned amount)) { self_ticks_ += amount; } | 133 INLINE(void IncreaseSelfTicks(unsigned amount)) { self_ticks_ += amount; } |
| 134 INLINE(void IncreaseTotalTicks(unsigned amount)) { total_ticks_ += amount; } | |
| 135 | 134 |
| 136 INLINE(CodeEntry* entry() const) { return entry_; } | 135 INLINE(CodeEntry* entry() const) { return entry_; } |
| 137 INLINE(unsigned self_ticks() const) { return self_ticks_; } | 136 INLINE(unsigned self_ticks() const) { return self_ticks_; } |
| 138 INLINE(unsigned total_ticks() const) { return total_ticks_; } | |
| 139 INLINE(const List<ProfileNode*>* children() const) { return &children_list_; } | 137 INLINE(const List<ProfileNode*>* children() const) { return &children_list_; } |
| 140 double GetSelfMillis() const; | |
| 141 double GetTotalMillis() const; | |
| 142 unsigned id() const { return id_; } | 138 unsigned id() const { return id_; } |
| 143 | 139 |
| 144 void Print(int indent); | 140 void Print(int indent); |
| 145 | 141 |
| 146 private: | 142 private: |
| 147 INLINE(static bool CodeEntriesMatch(void* entry1, void* entry2)) { | 143 INLINE(static bool CodeEntriesMatch(void* entry1, void* entry2)) { |
| 148 return reinterpret_cast<CodeEntry*>(entry1)->IsSameAs( | 144 return reinterpret_cast<CodeEntry*>(entry1)->IsSameAs( |
| 149 reinterpret_cast<CodeEntry*>(entry2)); | 145 reinterpret_cast<CodeEntry*>(entry2)); |
| 150 } | 146 } |
| 151 | 147 |
| 152 INLINE(static uint32_t CodeEntryHash(CodeEntry* entry)) { | 148 INLINE(static uint32_t CodeEntryHash(CodeEntry* entry)) { |
| 153 return entry->GetCallUid(); | 149 return entry->GetCallUid(); |
| 154 } | 150 } |
| 155 | 151 |
| 156 ProfileTree* tree_; | 152 ProfileTree* tree_; |
| 157 CodeEntry* entry_; | 153 CodeEntry* entry_; |
| 158 unsigned total_ticks_; | |
| 159 unsigned self_ticks_; | 154 unsigned self_ticks_; |
| 160 // Mapping from CodeEntry* to ProfileNode* | 155 // Mapping from CodeEntry* to ProfileNode* |
| 161 HashMap children_; | 156 HashMap children_; |
| 162 List<ProfileNode*> children_list_; | 157 List<ProfileNode*> children_list_; |
| 163 unsigned id_; | 158 unsigned id_; |
| 164 | 159 |
| 165 DISALLOW_COPY_AND_ASSIGN(ProfileNode); | 160 DISALLOW_COPY_AND_ASSIGN(ProfileNode); |
| 166 }; | 161 }; |
| 167 | 162 |
| 168 | 163 |
| 169 class ProfileTree { | 164 class ProfileTree { |
| 170 public: | 165 public: |
| 171 ProfileTree(); | 166 ProfileTree(); |
| 172 ~ProfileTree(); | 167 ~ProfileTree(); |
| 173 | 168 |
| 174 ProfileNode* AddPathFromEnd(const Vector<CodeEntry*>& path); | 169 ProfileNode* AddPathFromEnd(const Vector<CodeEntry*>& path); |
| 175 void AddPathFromStart(const Vector<CodeEntry*>& path); | 170 void AddPathFromStart(const Vector<CodeEntry*>& path); |
| 176 void CalculateTotalTicks(); | |
| 177 | |
| 178 double TicksToMillis(unsigned ticks) const { | |
| 179 return ticks * ms_to_ticks_scale_; | |
| 180 } | |
| 181 ProfileNode* root() const { return root_; } | 171 ProfileNode* root() const { return root_; } |
| 182 void SetTickRatePerMs(double ticks_per_ms); | |
| 183 | |
| 184 unsigned next_node_id() { return next_node_id_++; } | 172 unsigned next_node_id() { return next_node_id_++; } |
| 185 | 173 |
| 186 void ShortPrint(); | |
| 187 void Print() { | 174 void Print() { |
| 188 root_->Print(0); | 175 root_->Print(0); |
| 189 } | 176 } |
| 190 | 177 |
| 191 private: | 178 private: |
| 192 template <typename Callback> | 179 template <typename Callback> |
| 193 void TraverseDepthFirst(Callback* callback); | 180 void TraverseDepthFirst(Callback* callback); |
| 194 | 181 |
| 195 CodeEntry root_entry_; | 182 CodeEntry root_entry_; |
| 196 unsigned next_node_id_; | 183 unsigned next_node_id_; |
| 197 ProfileNode* root_; | 184 ProfileNode* root_; |
| 198 double ms_to_ticks_scale_; | |
| 199 | 185 |
| 200 DISALLOW_COPY_AND_ASSIGN(ProfileTree); | 186 DISALLOW_COPY_AND_ASSIGN(ProfileTree); |
| 201 }; | 187 }; |
| 202 | 188 |
| 203 | 189 |
| 204 class CpuProfile { | 190 class CpuProfile { |
| 205 public: | 191 public: |
| 206 CpuProfile(const char* title, unsigned uid, bool record_samples); | 192 CpuProfile(const char* title, unsigned uid, bool record_samples); |
| 207 | 193 |
| 208 // Add pc -> ... -> main() call path to the profile. | 194 // Add pc -> ... -> main() call path to the profile. |
| 209 void AddPath(const Vector<CodeEntry*>& path); | 195 void AddPath(const Vector<CodeEntry*>& path); |
| 210 void CalculateTotalTicksAndSamplingRate(); | 196 void CalculateTotalTicksAndSamplingRate(); |
| 211 | 197 |
| 212 const char* title() const { return title_; } | 198 const char* title() const { return title_; } |
| 213 unsigned uid() const { return uid_; } | 199 unsigned uid() const { return uid_; } |
| 214 const ProfileTree* top_down() const { return &top_down_; } | 200 const ProfileTree* top_down() const { return &top_down_; } |
| 215 | 201 |
| 216 int samples_count() const { return samples_.length(); } | 202 int samples_count() const { return samples_.length(); } |
| 217 ProfileNode* sample(int index) const { return samples_.at(index); } | 203 ProfileNode* sample(int index) const { return samples_.at(index); } |
| 218 | 204 |
| 219 int64_t start_time_us() const { return start_time_us_; } | 205 int64_t start_time_us() const { return start_time_us_; } |
| 220 int64_t end_time_us() const { return end_time_us_; } | 206 int64_t end_time_us() const { return end_time_us_; } |
| 221 | 207 |
| 222 void UpdateTicksScale(); | 208 void UpdateTicksScale(); |
| 223 | 209 |
| 224 void ShortPrint(); | |
| 225 void Print(); | 210 void Print(); |
| 226 | 211 |
| 227 private: | 212 private: |
| 228 const char* title_; | 213 const char* title_; |
| 229 unsigned uid_; | 214 unsigned uid_; |
| 230 bool record_samples_; | 215 bool record_samples_; |
| 231 int64_t start_time_us_; | 216 int64_t start_time_us_; |
| 232 int64_t end_time_us_; | 217 int64_t end_time_us_; |
| 233 List<ProfileNode*> samples_; | 218 List<ProfileNode*> samples_; |
| 234 ProfileTree top_down_; | 219 ProfileTree top_down_; |
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| 358 CodeEntry* gc_entry_; | 343 CodeEntry* gc_entry_; |
| 359 CodeEntry* unresolved_entry_; | 344 CodeEntry* unresolved_entry_; |
| 360 | 345 |
| 361 DISALLOW_COPY_AND_ASSIGN(ProfileGenerator); | 346 DISALLOW_COPY_AND_ASSIGN(ProfileGenerator); |
| 362 }; | 347 }; |
| 363 | 348 |
| 364 | 349 |
| 365 } } // namespace v8::internal | 350 } } // namespace v8::internal |
| 366 | 351 |
| 367 #endif // V8_PROFILE_GENERATOR_H_ | 352 #endif // V8_PROFILE_GENERATOR_H_ |
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