1 // Copyright 2013 the V8 project authors. All rights reserved. 2 // Redistribution and use in source and binary forms, with or without 3 // modification, are permitted provided that the following conditions are 4 // met: 5 // 6 // * Redistributions of source code must retain the above copyright 7 // notice, this list of conditions and the following disclaimer. 8 // * Redistributions in binary form must reproduce the above 9 // copyright notice, this list of conditions and the following 10 // disclaimer in the documentation and/or other materials provided 11 // with the distribution. 12 // * Neither the name of Google Inc. nor the names of its 13 // contributors may be used to endorse or promote products derived 14 // from this software without specific prior written permission. 15 // 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 // 28 // Tests of profiles generator and utilities. 29 30 #ifndef V8_TEST_CCTEST_PROFILER_EXTENSION_H_ 31 #define V8_TEST_CCTEST_PROFILER_EXTENSION_H_ 32 33 #include "include/v8-extension.h" 34 #include "include/v8-profiler.h" 35 36 namespace v8 { 37 38 template <typename T> 39 class FunctionCallbackInfo; 40 41 namespace internal { 42 43 class CpuProfiler; 44 45 class ProfilerExtension : public v8::Extension { 46 public: ProfilerExtension()47 ProfilerExtension() : v8::Extension("v8/profiler", kSource) { } 48 49 v8::Local<v8::FunctionTemplate> GetNativeFunctionTemplate( 50 v8::Isolate* isolate, v8::Local<v8::String> name) override; 51 set_profiler(v8::CpuProfiler * profiler)52 static void set_profiler(v8::CpuProfiler* profiler) { profiler_ = profiler; } set_profiler(CpuProfiler * profiler)53 static void set_profiler(CpuProfiler* profiler) { 54 profiler_ = reinterpret_cast<v8::CpuProfiler*>(profiler); 55 } profiler()56 static v8::CpuProfiler* profiler() { return profiler_; } 57 static v8::CpuProfile* last_profile; 58 59 private: 60 static void StartProfiling(const v8::FunctionCallbackInfo<v8::Value>& args); 61 static void StopProfiling(const v8::FunctionCallbackInfo<v8::Value>& args); 62 static void CollectSample(const v8::FunctionCallbackInfo<v8::Value>& args); 63 64 static v8::CpuProfiler* profiler_; 65 static const char* kSource; 66 }; 67 68 69 } // namespace internal 70 } // namespace v8 71 72 #endif 73