1 // Copyright 2015 the V8 project authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef V8_INSPECTOR_V8_PROFILER_AGENT_IMPL_H_ 6 #define V8_INSPECTOR_V8_PROFILER_AGENT_IMPL_H_ 7 8 #include <memory> 9 #include <vector> 10 11 #include "src/base/macros.h" 12 #include "src/inspector/protocol/Forward.h" 13 #include "src/inspector/protocol/Profiler.h" 14 15 namespace v8 { 16 class CpuProfiler; 17 class Isolate; 18 } // namespace v8 19 20 namespace v8_inspector { 21 22 class V8InspectorSessionImpl; 23 24 using protocol::Maybe; 25 using protocol::Response; 26 27 class V8ProfilerAgentImpl : public protocol::Profiler::Backend { 28 public: 29 V8ProfilerAgentImpl(V8InspectorSessionImpl*, protocol::FrontendChannel*, 30 protocol::DictionaryValue* state); 31 ~V8ProfilerAgentImpl() override; 32 V8ProfilerAgentImpl(const V8ProfilerAgentImpl&) = delete; 33 V8ProfilerAgentImpl& operator=(const V8ProfilerAgentImpl&) = delete; 34 enabled()35 bool enabled() const { return m_enabled; } 36 void restore(); 37 38 Response enable() override; 39 Response disable() override; 40 Response setSamplingInterval(int) override; 41 Response start() override; 42 Response stop(std::unique_ptr<protocol::Profiler::Profile>*) override; 43 44 Response startPreciseCoverage(Maybe<bool> binary, Maybe<bool> detailed, 45 Maybe<bool> allow_triggered_updates, 46 double* out_timestamp) override; 47 Response stopPreciseCoverage() override; 48 Response takePreciseCoverage( 49 std::unique_ptr<protocol::Array<protocol::Profiler::ScriptCoverage>>* 50 out_result, 51 double* out_timestamp) override; 52 Response getBestEffortCoverage( 53 std::unique_ptr<protocol::Array<protocol::Profiler::ScriptCoverage>>* 54 out_result) override; 55 56 Response startTypeProfile() override; 57 Response stopTypeProfile() override; 58 Response takeTypeProfile( 59 std::unique_ptr<protocol::Array<protocol::Profiler::ScriptTypeProfile>>* 60 out_result) override; 61 62 void consoleProfile(const String16& title); 63 void consoleProfileEnd(const String16& title); 64 65 void triggerPreciseCoverageDeltaUpdate(const String16& occasion); 66 67 private: 68 String16 nextProfileId(); 69 70 void startProfiling(const String16& title); 71 std::unique_ptr<protocol::Profiler::Profile> stopProfiling( 72 const String16& title, bool serialize); 73 74 V8InspectorSessionImpl* m_session; 75 v8::Isolate* m_isolate; 76 v8::CpuProfiler* m_profiler = nullptr; 77 protocol::DictionaryValue* m_state; 78 protocol::Profiler::Frontend m_frontend; 79 bool m_enabled = false; 80 bool m_recordingCPUProfile = false; 81 class ProfileDescriptor; 82 std::vector<ProfileDescriptor> m_startedProfiles; 83 String16 m_frontendInitiatedProfileId; 84 int m_startedProfilesCount = 0; 85 }; 86 87 } // namespace v8_inspector 88 89 #endif // V8_INSPECTOR_V8_PROFILER_AGENT_IMPL_H_ 90