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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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305 // Limits the number of profiles that can be simultaneously collected. | 305 // Limits the number of profiles that can be simultaneously collected. |
306 static const int kMaxSimultaneousProfiles = 100; | 306 static const int kMaxSimultaneousProfiles = 100; |
307 | 307 |
308 private: | 308 private: |
309 StringsStorage function_and_resource_names_; | 309 StringsStorage function_and_resource_names_; |
310 List<CodeEntry*> code_entries_; | 310 List<CodeEntry*> code_entries_; |
311 List<CpuProfile*> finished_profiles_; | 311 List<CpuProfile*> finished_profiles_; |
312 | 312 |
313 // Accessed by VM thread and profile generator thread. | 313 // Accessed by VM thread and profile generator thread. |
314 List<CpuProfile*> current_profiles_; | 314 List<CpuProfile*> current_profiles_; |
315 Semaphore* current_profiles_semaphore_; | 315 Semaphore current_profiles_semaphore_; |
316 | 316 |
317 DISALLOW_COPY_AND_ASSIGN(CpuProfilesCollection); | 317 DISALLOW_COPY_AND_ASSIGN(CpuProfilesCollection); |
318 }; | 318 }; |
319 | 319 |
320 | 320 |
321 class ProfileGenerator { | 321 class ProfileGenerator { |
322 public: | 322 public: |
323 explicit ProfileGenerator(CpuProfilesCollection* profiles); | 323 explicit ProfileGenerator(CpuProfilesCollection* profiles); |
324 | 324 |
325 void RecordTickSample(const TickSample& sample); | 325 void RecordTickSample(const TickSample& sample); |
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344 CodeEntry* gc_entry_; | 344 CodeEntry* gc_entry_; |
345 CodeEntry* unresolved_entry_; | 345 CodeEntry* unresolved_entry_; |
346 | 346 |
347 DISALLOW_COPY_AND_ASSIGN(ProfileGenerator); | 347 DISALLOW_COPY_AND_ASSIGN(ProfileGenerator); |
348 }; | 348 }; |
349 | 349 |
350 | 350 |
351 } } // namespace v8::internal | 351 } } // namespace v8::internal |
352 | 352 |
353 #endif // V8_PROFILE_GENERATOR_H_ | 353 #endif // V8_PROFILE_GENERATOR_H_ |
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