1 // Copyright 2013 the V8 project authors. All rights reserved.
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3 // modification, are permitted provided that the following conditions are
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28 // Tests of profiles generator and utilities.
30 #include "profiler-extension.h"
37 v8::CpuProfile* ProfilerExtension::last_profile = NULL;
38 const char* ProfilerExtension::kSource =
39 "native function startProfiling();"
40 "native function stopProfiling();";
42 v8::Handle<v8::FunctionTemplate> ProfilerExtension::GetNativeFunctionTemplate(
43 v8::Isolate* isolate, v8::Handle<v8::String> name) {
44 if (name->Equals(v8::String::NewFromUtf8(isolate, "startProfiling"))) {
45 return v8::FunctionTemplate::New(isolate,
46 ProfilerExtension::StartProfiling);
47 } else if (name->Equals(v8::String::NewFromUtf8(isolate, "stopProfiling"))) {
48 return v8::FunctionTemplate::New(isolate,
49 ProfilerExtension::StopProfiling);
52 return v8::Handle<v8::FunctionTemplate>();
57 void ProfilerExtension::StartProfiling(
58 const v8::FunctionCallbackInfo<v8::Value>& args) {
60 v8::CpuProfiler* cpu_profiler = args.GetIsolate()->GetCpuProfiler();
61 cpu_profiler->StartProfiling((args.Length() > 0)
62 ? args[0].As<v8::String>()
63 : v8::String::Empty(args.GetIsolate()));
67 void ProfilerExtension::StopProfiling(
68 const v8::FunctionCallbackInfo<v8::Value>& args) {
69 v8::CpuProfiler* cpu_profiler = args.GetIsolate()->GetCpuProfiler();
70 last_profile = cpu_profiler->StopProfiling((args.Length() > 0)
71 ? args[0].As<v8::String>()
72 : v8::String::Empty(args.GetIsolate()));
75 } } // namespace v8::internal