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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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797 } | 797 } |
798 | 798 |
799 | 799 |
800 // --- P r o f i l e r E x t e n s i o n --- | 800 // --- P r o f i l e r E x t e n s i o n --- |
801 | 801 |
802 class ProfilerExtension : public v8::Extension { | 802 class ProfilerExtension : public v8::Extension { |
803 public: | 803 public: |
804 ProfilerExtension() : v8::Extension("v8/profiler", kSource) { } | 804 ProfilerExtension() : v8::Extension("v8/profiler", kSource) { } |
805 virtual v8::Handle<v8::FunctionTemplate> GetNativeFunction( | 805 virtual v8::Handle<v8::FunctionTemplate> GetNativeFunction( |
806 v8::Handle<v8::String> name); | 806 v8::Handle<v8::String> name); |
807 static v8::Handle<v8::Value> StartProfiling(const v8::Arguments& args); | 807 static void StartProfiling(const v8::FunctionCallbackInfo<v8::Value>& args); |
808 static v8::Handle<v8::Value> StopProfiling(const v8::Arguments& args); | 808 static void StopProfiling(const v8::FunctionCallbackInfo<v8::Value>& args); |
809 private: | 809 private: |
810 static const char* kSource; | 810 static const char* kSource; |
811 }; | 811 }; |
812 | 812 |
813 | 813 |
814 const char* ProfilerExtension::kSource = | 814 const char* ProfilerExtension::kSource = |
815 "native function startProfiling();" | 815 "native function startProfiling();" |
816 "native function stopProfiling();"; | 816 "native function stopProfiling();"; |
817 | 817 |
818 v8::Handle<v8::FunctionTemplate> ProfilerExtension::GetNativeFunction( | 818 v8::Handle<v8::FunctionTemplate> ProfilerExtension::GetNativeFunction( |
819 v8::Handle<v8::String> name) { | 819 v8::Handle<v8::String> name) { |
820 if (name->Equals(v8::String::New("startProfiling"))) { | 820 if (name->Equals(v8::String::New("startProfiling"))) { |
821 return v8::FunctionTemplate::New(ProfilerExtension::StartProfiling); | 821 return v8::FunctionTemplate::New(ProfilerExtension::StartProfiling); |
822 } else if (name->Equals(v8::String::New("stopProfiling"))) { | 822 } else if (name->Equals(v8::String::New("stopProfiling"))) { |
823 return v8::FunctionTemplate::New(ProfilerExtension::StopProfiling); | 823 return v8::FunctionTemplate::New(ProfilerExtension::StopProfiling); |
824 } else { | 824 } else { |
825 CHECK(false); | 825 CHECK(false); |
826 return v8::Handle<v8::FunctionTemplate>(); | 826 return v8::Handle<v8::FunctionTemplate>(); |
827 } | 827 } |
828 } | 828 } |
829 | 829 |
830 | 830 |
831 v8::Handle<v8::Value> ProfilerExtension::StartProfiling( | 831 void ProfilerExtension::StartProfiling( |
832 const v8::Arguments& args) { | 832 const v8::FunctionCallbackInfo<v8::Value>& args) { |
833 v8::CpuProfiler* cpu_profiler = args.GetIsolate()->GetCpuProfiler(); | 833 v8::CpuProfiler* cpu_profiler = args.GetIsolate()->GetCpuProfiler(); |
834 if (args.Length() > 0) | 834 if (args.Length() > 0) |
835 cpu_profiler->StartCpuProfiling(args[0].As<v8::String>()); | 835 cpu_profiler->StartCpuProfiling(args[0].As<v8::String>()); |
836 else | 836 else |
837 cpu_profiler->StartCpuProfiling(v8::String::New("")); | 837 cpu_profiler->StartCpuProfiling(v8::String::New("")); |
838 return v8::Undefined(); | |
839 } | 838 } |
840 | 839 |
841 | 840 |
842 v8::Handle<v8::Value> ProfilerExtension::StopProfiling( | 841 void ProfilerExtension::StopProfiling( |
843 const v8::Arguments& args) { | 842 const v8::FunctionCallbackInfo<v8::Value>& args) { |
844 v8::CpuProfiler* cpu_profiler = args.GetIsolate()->GetCpuProfiler(); | 843 v8::CpuProfiler* cpu_profiler = args.GetIsolate()->GetCpuProfiler(); |
845 if (args.Length() > 0) | 844 if (args.Length() > 0) |
846 cpu_profiler->StopCpuProfiling(args[0].As<v8::String>()); | 845 cpu_profiler->StopCpuProfiling(args[0].As<v8::String>()); |
847 else | 846 else |
848 cpu_profiler->StopCpuProfiling(v8::String::New("")); | 847 cpu_profiler->StopCpuProfiling(v8::String::New("")); |
849 return v8::Undefined(); | |
850 } | 848 } |
851 | 849 |
852 | 850 |
853 static ProfilerExtension kProfilerExtension; | 851 static ProfilerExtension kProfilerExtension; |
854 v8::DeclareExtension kProfilerExtensionDeclaration(&kProfilerExtension); | 852 v8::DeclareExtension kProfilerExtensionDeclaration(&kProfilerExtension); |
855 | 853 |
856 static const ProfileNode* PickChild(const ProfileNode* parent, | 854 static const ProfileNode* PickChild(const ProfileNode* parent, |
857 const char* name) { | 855 const char* name) { |
858 for (int i = 0; i < parent->children()->length(); ++i) { | 856 for (int i = 0; i < parent->children()->length(); ++i) { |
859 const ProfileNode* child = parent->children()->at(i); | 857 const ProfileNode* child = parent->children()->at(i); |
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923 i::OS::SNPrintF(title, "%d", i); | 921 i::OS::SNPrintF(title, "%d", i); |
924 // UID must be > 0. | 922 // UID must be > 0. |
925 CHECK(collection.StartProfiling(title.start(), i + 1, false)); | 923 CHECK(collection.StartProfiling(title.start(), i + 1, false)); |
926 titles[i] = title.start(); | 924 titles[i] = title.start(); |
927 } | 925 } |
928 CHECK(!collection.StartProfiling( | 926 CHECK(!collection.StartProfiling( |
929 "maximum", CpuProfilesCollection::kMaxSimultaneousProfiles + 1, false)); | 927 "maximum", CpuProfilesCollection::kMaxSimultaneousProfiles + 1, false)); |
930 for (int i = 0; i < CpuProfilesCollection::kMaxSimultaneousProfiles; ++i) | 928 for (int i = 0; i < CpuProfilesCollection::kMaxSimultaneousProfiles; ++i) |
931 i::DeleteArray(titles[i]); | 929 i::DeleteArray(titles[i]); |
932 } | 930 } |
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