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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef V8_PROFILER_SAMPLER_H_ | 5 #ifndef V8_PROFILER_SAMPLER_H_ |
6 #define V8_PROFILER_SAMPLER_H_ | 6 #define V8_PROFILER_SAMPLER_H_ |
7 | 7 |
8 #include "include/v8.h" | 8 #include "include/v8.h" |
9 | 9 |
10 #include "src/base/atomicops.h" | 10 #include "src/base/atomicops.h" |
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133 base::Atomic32 active_; | 133 base::Atomic32 active_; |
134 base::Atomic32 registered_; | 134 base::Atomic32 registered_; |
135 PlatformData* data_; // Platform specific data. | 135 PlatformData* data_; // Platform specific data. |
136 // Counts stack samples taken in various VM states. | 136 // Counts stack samples taken in various VM states. |
137 bool is_counting_samples_; | 137 bool is_counting_samples_; |
138 unsigned js_sample_count_; | 138 unsigned js_sample_count_; |
139 unsigned external_sample_count_; | 139 unsigned external_sample_count_; |
140 DISALLOW_IMPLICIT_CONSTRUCTORS(Sampler); | 140 DISALLOW_IMPLICIT_CONSTRUCTORS(Sampler); |
141 }; | 141 }; |
142 | 142 |
143 | |
144 #if defined(USE_SIMULATOR) | 143 #if defined(USE_SIMULATOR) |
145 class SimulatorHelper : AllStatic { | 144 class SimulatorHelper : AllStatic { |
146 public: | 145 public: |
147 // Returns true if register values were successfully retrieved | 146 // Returns true if register values were successfully retrieved |
148 // from the simulator, otherwise returns false. | 147 // from the simulator, otherwise returns false. |
149 static bool FillRegisters(Isolate* isolate, v8::RegisterState* state); | 148 static bool FillRegisters(Isolate* isolate, v8::RegisterState* state); |
150 }; | 149 }; |
151 #endif // USE_SIMULATOR | 150 #endif // USE_SIMULATOR |
152 | 151 |
153 | |
154 } // namespace internal | 152 } // namespace internal |
155 } // namespace v8 | 153 } // namespace v8 |
156 | 154 |
157 #endif // V8_PROFILER_SAMPLER_H_ | 155 #endif // V8_PROFILER_SAMPLER_H_ |
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