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1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 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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147 Address start, unsigned size); | 147 Address start, unsigned size); |
148 void CodeCreateEvent(Logger::LogEventsAndTags tag, | 148 void CodeCreateEvent(Logger::LogEventsAndTags tag, |
149 int args_count, | 149 int args_count, |
150 Address start, unsigned size); | 150 Address start, unsigned size); |
151 void CodeMoveEvent(Address from, Address to); | 151 void CodeMoveEvent(Address from, Address to); |
152 void CodeDeleteEvent(Address from); | 152 void CodeDeleteEvent(Address from); |
153 void FunctionCreateEvent(Address alias, Address start); | 153 void FunctionCreateEvent(Address alias, Address start); |
154 void FunctionMoveEvent(Address from, Address to); | 154 void FunctionMoveEvent(Address from, Address to); |
155 void FunctionDeleteEvent(Address from); | 155 void FunctionDeleteEvent(Address from); |
156 | 156 |
157 // Tick sampler registration. Called by sampler thread or signal handler. | |
158 inline void SetUpSamplesProducer() { ticks_buffer_.SetUpProducer(); } | |
159 // Tick sample events are filled directly in the buffer of the circular | 157 // Tick sample events are filled directly in the buffer of the circular |
160 // queue (because the structure is of fixed width, but usually not all | 158 // queue (because the structure is of fixed width, but usually not all |
161 // stack frame entries are filled.) This method returns a pointer to the | 159 // stack frame entries are filled.) This method returns a pointer to the |
162 // next record of the buffer. | 160 // next record of the buffer. |
163 INLINE(TickSample* TickSampleEvent()); | 161 INLINE(TickSample* TickSampleEvent()); |
164 inline void TearDownSamplesProducer() { ticks_buffer_.TearDownProducer(); } | |
165 | 162 |
166 private: | 163 private: |
167 union CodeEventsContainer { | 164 union CodeEventsContainer { |
168 CodeEventRecord generic; | 165 CodeEventRecord generic; |
169 #define DECLARE_CLASS(ignore, type) type type##_; | 166 #define DECLARE_CLASS(ignore, type) type type##_; |
170 CODE_EVENTS_TYPE_LIST(DECLARE_CLASS) | 167 CODE_EVENTS_TYPE_LIST(DECLARE_CLASS) |
171 #undef DECLARE_TYPE | 168 #undef DECLARE_TYPE |
172 }; | 169 }; |
173 | 170 |
174 // Called from events processing thread (Run() method.) | 171 // Called from events processing thread (Run() method.) |
175 bool ProcessCodeEvent(unsigned* dequeue_order); | 172 bool ProcessCodeEvent(unsigned* dequeue_order); |
176 bool ProcessTicks(unsigned dequeue_order); | 173 bool ProcessTicks(unsigned dequeue_order); |
177 | 174 |
178 ProfileGenerator* generator_; | 175 ProfileGenerator* generator_; |
179 bool running_; | 176 bool running_; |
180 CircularQueue<CodeEventsContainer> events_buffer_; | 177 CircularQueue<CodeEventsContainer> events_buffer_; |
181 SamplingCircularQueue ticks_buffer_; | 178 SamplingCircularQueue ticks_buffer_; |
182 unsigned enqueue_order_; | 179 unsigned enqueue_order_; |
183 }; | 180 }; |
184 | 181 |
185 | 182 |
186 } } // namespace v8::internal | 183 } } // namespace v8::internal |
187 | 184 |
188 #endif // V8_CPU_PROFILER_H_ | 185 #endif // V8_CPU_PROFILER_H_ |
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