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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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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268 friend class Profiler; | 268 friend class Profiler; |
269 friend class SlidingStateWindow; | 269 friend class SlidingStateWindow; |
270 friend class VMState; | 270 friend class VMState; |
271 #endif | 271 #endif |
272 }; | 272 }; |
273 | 273 |
274 | 274 |
275 // Class that extracts stack trace, used for profiling | 275 // Class that extracts stack trace, used for profiling |
276 class StackTracer BASE_EMBEDDED { | 276 class StackTracer BASE_EMBEDDED { |
277 public: | 277 public: |
278 StackTracer(unsigned int low_stack_bound): low_stack_bound_(low_stack_bound) { | 278 explicit StackTracer(unsigned int low_stack_bound) |
279 } | 279 : low_stack_bound_(low_stack_bound) { } |
280 void Trace(TickSample* sample); | 280 void Trace(TickSample* sample); |
281 private: | 281 private: |
282 unsigned int low_stack_bound_; | 282 unsigned int low_stack_bound_; |
283 }; | 283 }; |
284 | 284 |
285 | 285 |
286 } } // namespace v8::internal | 286 } } // namespace v8::internal |
287 | 287 |
288 #endif // V8_LOG_H_ | 288 #endif // V8_LOG_H_ |
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