cpu_profiler->DeleteAllCpuProfiles();
}
-
-
-static const char* native_accessor_test_source = "function start(count) {\n"
-" for (var i = 0; i < count; i++) {\n"
-" var o = instance.foo;\n"
-" instance.foo = o + 1;\n"
-" }\n"
-"}\n";
-
-
-class FooAccessorsData {
- public:
- explicit FooAccessorsData(int min_duration_us)
- : min_duration_us_(min_duration_us) {}
-
- static v8::Handle<v8::Value> Getter(v8::Local<v8::String> name,
- const v8::AccessorInfo& info) {
- FooAccessorsData* data = fromInfo(info);
- data->Wait();
- return v8::Int32::New(2013);
- }
-
- static void Setter(v8::Local<v8::String> name,
- v8::Local<v8::Value> value,
- const v8::AccessorInfo& info) {
- FooAccessorsData* data = fromInfo(info);
- data->Wait();
- }
-
- private:
- void Wait() {
- int64_t start = i::OS::Ticks();
- for (int64_t duration = 0; duration < min_duration_us_; ) {
- duration = i::OS::Ticks() - start;
- }
- }
-
- static FooAccessorsData* fromInfo(const v8::AccessorInfo& info) {
- void* data = v8::External::Cast(*info.Data())->Value();
- return reinterpret_cast<FooAccessorsData*>(data);
- }
-
- int min_duration_us_;
-};
-
-
-// Test that native accessors are properly reported in the CPU profile.
-// This test checks the case when the long-running accessors are called
-// only once and the optimizer doesn't have chance to change the invocation
-// code.
-TEST(NativeAccessorNameInProfile1) {
- LocalContext env;
- v8::HandleScope scope(env->GetIsolate());
-
-
- v8::Local<v8::FunctionTemplate> func_template = v8::FunctionTemplate::New();
- v8::Local<v8::ObjectTemplate> instance_template =
- func_template->InstanceTemplate();
-
- FooAccessorsData accessors(100 * 1000);
- v8::Local<v8::External> data = v8::External::New(&accessors);
- instance_template->SetAccessor(
- v8::String::New("foo"), &FooAccessorsData::Getter,
- &FooAccessorsData::Setter, data);
- v8::Local<v8::Function> func = func_template->GetFunction();
- v8::Local<v8::Object> instance = func->NewInstance();
- env->Global()->Set(v8::String::New("instance"), instance);
-
- v8::Script::Compile(v8::String::New(native_accessor_test_source))->Run();
- v8::Local<v8::Function> function = v8::Local<v8::Function>::Cast(
- env->Global()->Get(v8::String::New("start")));
-
- v8::CpuProfiler* cpu_profiler = env->GetIsolate()->GetCpuProfiler();
- v8::Local<v8::String> profile_name = v8::String::New("my_profile");
-
- cpu_profiler->StartCpuProfiling(profile_name);
- int32_t repeat_count = 1;
- v8::Handle<v8::Value> args[] = { v8::Integer::New(repeat_count) };
- function->Call(env->Global(), ARRAY_SIZE(args), args);
- const v8::CpuProfile* profile = cpu_profiler->StopCpuProfiling(profile_name);
-
- CHECK_NE(NULL, profile);
- // Dump collected profile to have a better diagnostic in case of failure.
- reinterpret_cast<i::CpuProfile*>(
- const_cast<v8::CpuProfile*>(profile))->Print();
-
- const v8::CpuProfileNode* root = profile->GetTopDownRoot();
- const v8::CpuProfileNode* startNode = GetChild(root, "start");
- GetChild(startNode, "get foo");
- GetChild(startNode, "set foo");
-
- cpu_profiler->DeleteAllCpuProfiles();
-}
-
-
-// Test that native accessors are properly reported in the CPU profile.
-// This test makes sure that the accessors are called enough times to become
-// hot and to trigger optimizations.
-TEST(NativeAccessorNameInProfile2) {
- LocalContext env;
- v8::HandleScope scope(env->GetIsolate());
-
-
- v8::Local<v8::FunctionTemplate> func_template = v8::FunctionTemplate::New();
- v8::Local<v8::ObjectTemplate> instance_template =
- func_template->InstanceTemplate();
-
- FooAccessorsData accessors(10);
- v8::Local<v8::External> data = v8::External::New(&accessors);
- instance_template->SetAccessor(
- v8::String::New("foo"), &FooAccessorsData::Getter,
- &FooAccessorsData::Setter, data);
- v8::Local<v8::Function> func = func_template->GetFunction();
- v8::Local<v8::Object> instance = func->NewInstance();
- env->Global()->Set(v8::String::New("instance"), instance);
-
- v8::Script::Compile(v8::String::New(native_accessor_test_source))->Run();
- v8::Local<v8::Function> function = v8::Local<v8::Function>::Cast(
- env->Global()->Get(v8::String::New("start")));
-
- v8::CpuProfiler* cpu_profiler = env->GetIsolate()->GetCpuProfiler();
- v8::Local<v8::String> profile_name = v8::String::New("my_profile");
-
- cpu_profiler->StartCpuProfiling(profile_name);
- int32_t repeat_count = 10 * 1000;
-#if defined(USE_SIMULATOR)
- // Simulators are much slower.
- repeat_count = 100;
-#endif
- v8::Handle<v8::Value> args[] = { v8::Integer::New(repeat_count) };
- function->Call(env->Global(), ARRAY_SIZE(args), args);
- const v8::CpuProfile* profile = cpu_profiler->StopCpuProfiling(profile_name);
-
- CHECK_NE(NULL, profile);
- // Dump collected profile to have a better diagnostic in case of failure.
- reinterpret_cast<i::CpuProfile*>(
- const_cast<v8::CpuProfile*>(profile))->Print();
-
- const v8::CpuProfileNode* root = profile->GetTopDownRoot();
- const v8::CpuProfileNode* startNode = GetChild(root, "start");
- // TODO(yurys): in LoadIC should be changed to report external callback
- // invocation. See r13768 where it was LoadCallbackProperty was removed.
- // GetChild(startNode, "get foo");
- GetChild(startNode, "set foo");
-
- cpu_profiler->DeleteAllCpuProfiles();
-}