[Tracing] Embed V8 runtime call stats into tracing.

src/api.cc

Index: src/api.cc
diff --git a/src/api.cc b/src/api.cc
index a29d294fafd6ca7fbbd5b6d57b6ea5ba5b7f8e50..1a0c736469b950ac09af3f3df17a627b00afe5e3 100644
--- a/src/api.cc
+++ b/src/api.cc
@@ -75,6 +75,9 @@ namespace v8 {
 #define LOG_API(isolate, class_name, function_name)                       \
   i::RuntimeCallTimerScope _runtime_timer(                                \
       isolate, &i::RuntimeCallStats::API_##class_name##_##function_name); \
+  TRACE_EVENT_RUNTIME_CALL_STATS_TRACING_SCOPED(                          \
+      isolate, &internal::tracing::TraceEventStatsTable::                 \
+                   API_##class_name##_##function_name);                   \
   LOG(isolate, ApiEntryCall("v8::" #class_name "::" #function_name))
 
 #define ENTER_V8(isolate) i::VMState<v8::OTHER> __state__((isolate))
@@ -1830,7 +1833,7 @@ MaybeLocal<Value> Script::Run(Local<Context> context) {
   i::HistogramTimerScope execute_timer(isolate->counters()->execute(), true);
   i::AggregatingHistogramTimerScope timer(isolate->counters()->compile_lazy());
   i::TimerEventScope<i::TimerEventExecute> timer_scope(isolate);
-  TRACE_EVENT0("v8", "V8.Execute");
+  TRACE_EVENT_CALL_STATS_SCOPED(isolate, "v8", "V8.Execute");
   auto fun = i::Handle<i::JSFunction>::cast(Utils::OpenHandle(this));
   i::Handle<i::Object> receiver = isolate->global_proxy();
   Local<Value> result;
@@ -1865,7 +1868,7 @@ MaybeLocal<UnboundScript> ScriptCompiler::CompileUnboundInternal(
   i::Isolate* isolate = reinterpret_cast<i::Isolate*>(v8_isolate);
   PREPARE_FOR_EXECUTION_WITH_ISOLATE(isolate, ScriptCompiler, CompileUnbound,
                                      UnboundScript);
-  TRACE_EVENT0("v8", "V8.ScriptCompiler");
+  TRACE_EVENT_CALL_STATS_SCOPED(isolate, "v8", "V8.ScriptCompiler");
 
   // Don't try to produce any kind of cache when the debugger is loaded.
   if (isolate->debug()->is_loaded() &&
@@ -4407,7 +4410,7 @@ MaybeLocal<Value> Object::CallAsFunction(Local<Context> context,
                                          Local<Value> argv[]) {
   PREPARE_FOR_EXECUTION_WITH_CALLBACK(context, Object, CallAsFunction, Value);
   i::TimerEventScope<i::TimerEventExecute> timer_scope(isolate);
-  TRACE_EVENT0("v8", "V8.Execute");
+  TRACE_EVENT_CALL_STATS_SCOPED(isolate, "v8", "V8.Execute");
   auto self = Utils::OpenHandle(this);
   auto recv_obj = Utils::OpenHandle(*recv);
   STATIC_ASSERT(sizeof(v8::Local<v8::Value>) == sizeof(i::Object**));
@@ -4434,7 +4437,7 @@ MaybeLocal<Value> Object::CallAsConstructor(Local<Context> context, int argc,
   PREPARE_FOR_EXECUTION_WITH_CALLBACK(context, Object, CallAsConstructor,
                                       Value);
   i::TimerEventScope<i::TimerEventExecute> timer_scope(isolate);
-  TRACE_EVENT0("v8", "V8.Execute");
+  TRACE_EVENT_CALL_STATS_SCOPED(isolate, "v8", "V8.Execute");
   auto self = Utils::OpenHandle(this);
   STATIC_ASSERT(sizeof(v8::Local<v8::Value>) == sizeof(i::Object**));
   i::Handle<i::Object>* args = reinterpret_cast<i::Handle<i::Object>*>(argv);
@@ -4484,7 +4487,7 @@ MaybeLocal<Object> Function::NewInstance(Local<Context> context, int argc,
                                          v8::Local<v8::Value> argv[]) const {
   PREPARE_FOR_EXECUTION_WITH_CALLBACK(context, Function, NewInstance, Object);
   i::TimerEventScope<i::TimerEventExecute> timer_scope(isolate);
-  TRACE_EVENT0("v8", "V8.Execute");
+  TRACE_EVENT_CALL_STATS_SCOPED(isolate, "v8", "V8.Execute");
   auto self = Utils::OpenHandle(this);
   STATIC_ASSERT(sizeof(v8::Local<v8::Value>) == sizeof(i::Object**));
   i::Handle<i::Object>* args = reinterpret_cast<i::Handle<i::Object>*>(argv);
@@ -4508,7 +4511,7 @@ MaybeLocal<v8::Value> Function::Call(Local<Context> context,
                                      v8::Local<v8::Value> argv[]) {
   PREPARE_FOR_EXECUTION_WITH_CALLBACK(context, Function, Call, Value);
   i::TimerEventScope<i::TimerEventExecute> timer_scope(isolate);
-  TRACE_EVENT0("v8", "V8.Execute");
+  TRACE_EVENT_CALL_STATS_SCOPED(isolate, "v8", "V8.Execute");
   auto self = Utils::OpenHandle(this);
   i::Handle<i::Object> recv_obj = Utils::OpenHandle(*recv);
   STATIC_ASSERT(sizeof(v8::Local<v8::Value>) == sizeof(i::Object**));
@@ -5706,6 +5709,7 @@ Local<Context> NewContext(v8::Isolate* external_isolate,
                           size_t context_snapshot_index) {
   i::Isolate* isolate = reinterpret_cast<i::Isolate*>(external_isolate);
   LOG_API(isolate, Context, New);
+  TRACE_EVENT_CALL_STATS_SCOPED(isolate, "v8", "V8.NewContext");
   i::HandleScope scope(isolate);
   ExtensionConfiguration no_extensions;
   if (extensions == NULL) extensions = &no_extensions;
@@ -8968,6 +8972,9 @@ void InvokeAccessorGetterCallback(
   Isolate* isolate = reinterpret_cast<Isolate*>(info.GetIsolate());
   RuntimeCallTimerScope timer(isolate,
                               &RuntimeCallStats::AccessorGetterCallback);
+  TRACE_EVENT_RUNTIME_CALL_STATS_TRACING_SCOPED(
+      isolate,
+      &internal::tracing::TraceEventStatsTable::AccessorGetterCallback);
   Address getter_address = reinterpret_cast<Address>(reinterpret_cast<intptr_t>(
       getter));
   VMState<EXTERNAL> state(isolate);
@@ -8981,6 +8988,9 @@ void InvokeFunctionCallback(const v8::FunctionCallbackInfo<v8::Value>& info,
   Isolate* isolate = reinterpret_cast<Isolate*>(info.GetIsolate());
   RuntimeCallTimerScope timer(isolate,
                               &RuntimeCallStats::InvokeFunctionCallback);
+  TRACE_EVENT_RUNTIME_CALL_STATS_TRACING_SCOPED(
+      isolate,
+      &internal::tracing::TraceEventStatsTable::InvokeFunctionCallback);
   Address callback_address =
       reinterpret_cast<Address>(reinterpret_cast<intptr_t>(callback));
   VMState<EXTERNAL> state(isolate);