v8::Local<v8::Value> ScriptRunner::runCompiledScript(v8::Handle<v8::Script> script, ScriptExecutionContext* context)
{
if (script.IsEmpty())
return v8::Local<v8::Value>();
V8GCController::checkMemoryUsage();
if (V8RecursionScope::recursionLevel() >= kMaxRecursionDepth)
return handleMaxRecursionDepthExceeded();
if (handleOutOfMemory())
return v8::Local<v8::Value>();
// Run the script and keep track of the current recursion depth.
v8::Local<v8::Value> result;
{
V8RecursionScope recursionScope(context);
result = script->Run();
}
if (handleOutOfMemory())
ASSERT(result.IsEmpty());
if (result.IsEmpty())
return v8::Local<v8::Value>();
crashIfV8IsDead();
return result;
}
v8::Local<v8::Value> ScriptController::callFunctionWithInstrumentation(ScriptExecutionContext* context, v8::Handle<v8::Function> function, v8::Handle<v8::Object> receiver, int argc, v8::Handle<v8::Value> args[])
{
V8GCController::checkMemoryUsage();
if (V8RecursionScope::recursionLevel() >= kMaxRecursionDepth)
return handleMaxRecursionDepthExceeded();
InspectorInstrumentationCookie cookie;
if (InspectorInstrumentation::timelineAgentEnabled(context)) {
String resourceName;
int lineNumber;
resourceInfo(function, resourceName, lineNumber);
cookie = InspectorInstrumentation::willCallFunction(context, resourceName, lineNumber);
}
v8::Local<v8::Value> result;
{
TRACE_EVENT1("v8", "v8.callFunction", "callsite", resourceString(function).utf8());
V8RecursionScope recursionScope(context);
result = function->Call(receiver, argc, args);
}
InspectorInstrumentation::didCallFunction(cookie);
crashIfV8IsDead();
return result;
}
v8::Local<v8::Value> V8Proxy::instrumentedCallFunction(Frame* frame, v8::Handle<v8::Function> function, v8::Handle<v8::Object> receiver, int argc, v8::Handle<v8::Value> args[])
{
V8GCController::checkMemoryUsage();
if (V8RecursionScope::recursionLevel() >= kMaxRecursionDepth)
return handleMaxRecursionDepthExceeded();
ScriptExecutionContext* context = frame ? frame->document() : 0;
InspectorInstrumentationCookie cookie;
if (InspectorInstrumentation::hasFrontends() && context) {
String resourceName;
int lineNumber;
resourceInfo(function, resourceName, lineNumber);
cookie = InspectorInstrumentation::willCallFunction(context, resourceName, lineNumber);
}
v8::Local<v8::Value> result;
{
#if PLATFORM(CHROMIUM)
TRACE_EVENT1("v8", "v8.callFunction", "callsite", resourceString(function).utf8());
#endif
V8RecursionScope recursionScope(context);
result = function->Call(receiver, argc, args);
}
InspectorInstrumentation::didCallFunction(cookie);
if (v8::V8::IsDead())
handleFatalErrorInV8();
return result;
}
v8::Local<v8::Value> V8ScriptRunner::runCompiledScript(v8::Handle<v8::Script> script, ExecutionContext* context, v8::Isolate* isolate)
{
TRACE_EVENT0("v8", "v8.run");
TRACE_EVENT_SCOPED_SAMPLING_STATE("V8", "V8Execution");
if (script.IsEmpty())
return v8::Local<v8::Value>();
if (V8RecursionScope::recursionLevel(isolate) >= kMaxRecursionDepth)
return handleMaxRecursionDepthExceeded(isolate);
RELEASE_ASSERT(!context->isIteratingOverObservers());
// Run the script and keep track of the current recursion depth.
v8::Local<v8::Value> result;
{
V8RecursionScope recursionScope(isolate, context);
result = script->Run();
}
if (result.IsEmpty())
return v8::Local<v8::Value>();
crashIfV8IsDead();
return result;
}
v8::Local<v8::Value> V8ScriptRunner::callFunction(v8::Handle<v8::Function> function, ExecutionContext* context, v8::Handle<v8::Value> receiver, int argc, v8::Handle<v8::Value> args[], v8::Isolate* isolate)
{
TRACE_EVENT0("v8", "v8.callFunction");
TRACE_EVENT_SCOPED_SAMPLING_STATE("V8", "V8Execution");
if (V8RecursionScope::recursionLevel(isolate) >= kMaxRecursionDepth)
return handleMaxRecursionDepthExceeded(isolate);
RELEASE_ASSERT(!context->isIteratingOverObservers());
V8RecursionScope recursionScope(isolate, context);
v8::Local<v8::Value> result = function->Call(receiver, argc, args);
crashIfV8IsDead();
return result;
}
v8::Local<v8::Value> V8Proxy::runScript(v8::Handle<v8::Script> script)
{
if (script.IsEmpty())
return v8::Local<v8::Value>();
V8GCController::checkMemoryUsage();
if (V8RecursionScope::recursionLevel() >= kMaxRecursionDepth)
return handleMaxRecursionDepthExceeded();
if (handleOutOfMemory())
ASSERT(script.IsEmpty());
// Keep Frame (and therefore ScriptController and V8Proxy) alive.
RefPtr<Frame> protect(frame());
// Run the script and keep track of the current recursion depth.
v8::Local<v8::Value> result;
v8::TryCatch tryCatch;
tryCatch.SetVerbose(true);
{
V8RecursionScope recursionScope(frame()->document());
result = script->Run();
}
if (handleOutOfMemory())
ASSERT(result.IsEmpty());
// Handle V8 internal error situation (Out-of-memory).
if (tryCatch.HasCaught()) {
ASSERT(result.IsEmpty());
return v8::Local<v8::Value>();
}
if (result.IsEmpty())
return v8::Local<v8::Value>();
if (v8::V8::IsDead())
handleFatalErrorInV8();
return result;
}
v8::Local<v8::Value> V8Proxy::instrumentedCallFunction(Frame* frame, v8::Handle<v8::Function> function, v8::Handle<v8::Object> receiver, int argc, v8::Handle<v8::Value> args[])
{
V8GCController::checkMemoryUsage();
if (V8RecursionScope::recursionLevel() >= kMaxRecursionDepth)
return handleMaxRecursionDepthExceeded();
ScriptExecutionContext* context = frame ? frame->document() : 0;
InspectorInstrumentationCookie cookie;
if (InspectorInstrumentation::hasFrontends() && context) {
String resourceName("undefined");
int lineNumber = 1;
v8::ScriptOrigin origin = function->GetScriptOrigin();
if (!origin.ResourceName().IsEmpty()) {
resourceName = toWebCoreString(origin.ResourceName());
lineNumber = function->GetScriptLineNumber() + 1;
}
cookie = InspectorInstrumentation::willCallFunction(context, resourceName, lineNumber);
}
v8::Local<v8::Value> result;
{
#if PLATFORM(CHROMIUM)
TRACE_EVENT0("v8", "v8.callFunction");
#endif
V8RecursionScope recursionScope(context);
result = function->Call(receiver, argc, args);
}
InspectorInstrumentation::didCallFunction(cookie);
if (v8::V8::IsDead())
handleFatalErrorInV8();
return result;
}