Var JavascriptSet::EntryForEach(RecyclableObject* function, CallInfo callInfo, ...)
{
PROBE_STACK(function->GetScriptContext(), Js::Constants::MinStackDefault);
ARGUMENTS(args, callInfo);
ScriptContext* scriptContext = function->GetScriptContext();
AUTO_TAG_NATIVE_LIBRARY_ENTRY(function, callInfo, _u("Set.prototype.forEach"));
if (!JavascriptSet::Is(args[0]))
{
JavascriptError::ThrowTypeErrorVar(scriptContext, JSERR_NeedObjectOfType, _u("Set.prototype.forEach"), _u("Set"));
}
JavascriptSet* set = JavascriptSet::FromVar(args[0]);
if (args.Info.Count < 2 || !JavascriptConversion::IsCallable(args[1]))
{
JavascriptError::ThrowTypeError(scriptContext, JSERR_FunctionArgument_NeedFunction, _u("Set.prototype.forEach"));
}
RecyclableObject* callBackFn = RecyclableObject::FromVar(args[1]);
Var thisArg = (args.Info.Count > 2) ? args[2] : scriptContext->GetLibrary()->GetUndefined();
auto iterator = set->GetIterator();
while (iterator.Next())
{
Var value = iterator.Current();
CALL_FUNCTION(callBackFn, CallInfo(CallFlags_Value, 4), thisArg, value, value, args[0]);
}
return scriptContext->GetLibrary()->GetUndefined();
}
BOOL DynamicObject::CallToPrimitiveFunction(Var toPrimitiveFunction, PropertyId propertyId, Var* result, ScriptContext * requestContext)
{
if (JavascriptConversion::IsCallable(toPrimitiveFunction))
{
RecyclableObject* toStringFunction = RecyclableObject::FromVar(toPrimitiveFunction);
ThreadContext * threadContext = requestContext->GetThreadContext();
Var aResult = threadContext->ExecuteImplicitCall(toStringFunction, ImplicitCall_ToPrimitive, [=]() -> Js::Var
{
// Stack object should have a pre-op bail on implicit call. We shouldn't see them here.
Assert(!ThreadContext::IsOnStack(this) || threadContext->HasNoSideEffect(toStringFunction));
return toStringFunction->GetEntryPoint()(toStringFunction, CallInfo(CallFlags_Value, 1), this);
});
if (!aResult)
{
// There was an implicit call and implicit calls are disabled. This would typically cause a bailout.
Assert(threadContext->IsDisableImplicitCall());
*result = requestContext->GetLibrary()->GetNull();
return true;
}
if (JavascriptOperators::GetTypeId(aResult) <= TypeIds_LastToPrimitiveType)
{
*result = aResult;
return true;
}
}
return false;
}
CallInfo LuaMachine::getCallInfo(lua_Debug *ar)
{
auto name = ar->name ? ar->name : "";
auto source = ar->source ? ar->source : "";
auto line = ar->currentline;
auto startLine = ar->linedefined;
auto endLine = ar->lastlinedefined;
return CallInfo(name, source, line, startLine, endLine);
}
Var JavascriptWeakSet::NewInstance(RecyclableObject* function, CallInfo callInfo, ...)
{
PROBE_STACK(function->GetScriptContext(), Js::Constants::MinStackDefault);
ARGUMENTS(args, callInfo);
ScriptContext* scriptContext = function->GetScriptContext();
JavascriptLibrary* library = scriptContext->GetLibrary();
Var newTarget = callInfo.Flags & CallFlags_NewTarget ? args.Values[args.Info.Count] : args[0];
bool isCtorSuperCall = (callInfo.Flags & CallFlags_New) && newTarget != nullptr && !JavascriptOperators::IsUndefined(newTarget);
Assert(isCtorSuperCall || !(callInfo.Flags & CallFlags_New) || args[0] == nullptr);
CHAKRATEL_LANGSTATS_INC_BUILTINCOUNT(WeakSetCount);
JavascriptWeakSet* weakSetObject = nullptr;
if (callInfo.Flags & CallFlags_New)
{
weakSetObject = library->CreateWeakSet();
}
else
{
JavascriptError::ThrowTypeErrorVar(scriptContext, JSERR_NeedObjectOfType, _u("WeakSet"), _u("WeakSet"));
}
Assert(weakSetObject != nullptr);
Var iterable = (args.Info.Count > 1) ? args[1] : library->GetUndefined();
RecyclableObject* iter = nullptr;
RecyclableObject* adder = nullptr;
if (JavascriptConversion::CheckObjectCoercible(iterable, scriptContext))
{
iter = JavascriptOperators::GetIterator(iterable, scriptContext);
Var adderVar = JavascriptOperators::GetProperty(weakSetObject, PropertyIds::add, scriptContext);
if (!JavascriptConversion::IsCallable(adderVar))
{
JavascriptError::ThrowTypeError(scriptContext, JSERR_NeedFunction);
}
adder = RecyclableObject::FromVar(adderVar);
}
if (iter != nullptr)
{
Var nextItem;
while (JavascriptOperators::IteratorStepAndValue(iter, scriptContext, &nextItem))
{
CALL_FUNCTION(adder, CallInfo(CallFlags_Value, 2), weakSetObject, nextItem);
}
}
return isCtorSuperCall ?
JavascriptOperators::OrdinaryCreateFromConstructor(RecyclableObject::FromVar(newTarget), weakSetObject, nullptr, scriptContext) :
weakSetObject;
}
void Interpreter::call() {
uint16_t funId = getNext2Bytes();
pushContext(funId);
loadFunParamsInCtx(funId);
stackTrace.push(CallInfo(_bc, _insPtr));
_bc = ((BytecodeFunction*)_code->functionById(funId))->bytecode();
_insPtr = 0;
// popContext();
}
void Semaphore::wait(){
CallInfo info = CallInfo();
(&info)->isSemaphore = TRUE;
(&info)->id = myImpl;
(&info)->call = SEMAPHORE_WAIT;
(&info)->caller = (void*)this;
unsigned off = FP_OFF((&info));
unsigned segg = FP_SEG((&info));
asm{//mozda treba WORD PTR
mov cx, segg
mov dx, off
}
asm int 60h;
//delete info;
}
int Semaphore::val() const{
CallInfo info = CallInfo();
(&info)->isSemaphore = TRUE;
(&info)->id = myImpl;
(&info)->call = SEMAPHORE_VALUE;
(&info)->caller = (void*)this;
unsigned off = FP_OFF((&info));
unsigned segg = FP_SEG((&info));
asm{//mozda treba WORD PTR
mov cx, segg
mov dx, off
}
asm int 60h;
unsigned val = (&info)->arg1;
//delete info;
return val;
}
Semaphore::Semaphore(int init){
lock
CallInfo info = CallInfo();
unlock
(&info)->isSemaphore = TRUE;
(&info)->arg1 = init;
(&info)->call = SEMAPHORE_CREATE;
(&info)->caller = (void*)this;
unsigned off = FP_OFF((&info));
unsigned segg = FP_SEG((&info));
asm{//mozda treba WORD PTR
mov cx, segg
mov dx, off
}
asm int 60h;
myImpl = (&info)->id;
//delete info;
}
Var JavascriptGeneratorFunction::EntryAsyncFunctionImplementation(RecyclableObject* function, CallInfo callInfo, ...)
{
PROBE_STACK(function->GetScriptContext(), Js::Constants::MinStackDefault);
ARGUMENTS(stackArgs, callInfo);
ScriptContext* scriptContext = function->GetScriptContext();
JavascriptLibrary* library = scriptContext->GetLibrary();
RecyclableObject* prototype = scriptContext->GetLibrary()->GetNull();
// InterpreterStackFrame takes a pointer to the args, so copy them to the recycler heap
// and use that buffer for this InterpreterStackFrame.
Var* argsHeapCopy = RecyclerNewArray(scriptContext->GetRecycler(), Var, stackArgs.Info.Count);
js_memcpy_s(argsHeapCopy, sizeof(Var) * stackArgs.Info.Count, stackArgs.Values, sizeof(Var) * stackArgs.Info.Count);
Arguments heapArgs(callInfo, argsHeapCopy);
JavascriptExceptionObject* e = nullptr;
JavascriptPromiseResolveOrRejectFunction* resolve;
JavascriptPromiseResolveOrRejectFunction* reject;
JavascriptPromiseAsyncSpawnExecutorFunction* executor =
library->CreatePromiseAsyncSpawnExecutorFunction(
JavascriptPromise::EntryJavascriptPromiseAsyncSpawnExecutorFunction,
scriptContext->GetLibrary()->CreateGenerator(heapArgs, JavascriptAsyncFunction::FromVar(function)->GetGeneratorVirtualScriptFunction(), prototype),
stackArgs[0]);
JavascriptPromise* promise = library->CreatePromise();
JavascriptPromise::InitializePromise(promise, &resolve, &reject, scriptContext);
try
{
CALL_FUNCTION(executor, CallInfo(CallFlags_Value, 3), library->GetUndefined(), resolve, reject);
}
catch (JavascriptExceptionObject* ex)
{
e = ex;
}
if (e != nullptr)
{
JavascriptPromise::TryRejectWithExceptionObject(e, reject, scriptContext);
}
return promise;
}
static void func_trace (MonoMethod *method) {
pthread_mutex_lock (&trace_list_mutex);
static std::map<MonoMethod*, CallInfo>trace_log;
static uint32_t order = 0;
if (trace_switch == false) {
order = 0;
if (!trace_log.empty ()) {
send_trace_log (trace_log);
trace_log.clear ();
}
pthread_mutex_unlock (&trace_list_mutex);
return; /*Fixme : 这个地方再考虑, 重复代码*/
}
if (trace_log.find (method) != trace_log.end ()) {
trace_log[method].times += 1;
} else {
trace_log[method] = CallInfo ();
trace_log[method].order = order++;
trace_log[method].times = 1;
}
pthread_mutex_unlock (&trace_list_mutex);
return;
}
Var BoundFunction::NewInstance(RecyclableObject* function, CallInfo callInfo, ...)
{
RUNTIME_ARGUMENTS(args, callInfo);
ScriptContext* scriptContext = function->GetScriptContext();
if (args.Info.Count == 0)
{
JavascriptError::ThrowTypeError(scriptContext, JSERR_NeedFunction /* TODO-ERROR: get arg name - args[0] */);
}
BoundFunction *boundFunction = (BoundFunction *) function;
Var targetFunction = boundFunction->targetFunction;
//
// var o = new boundFunction()
// a new object should be created using the actual function object
//
Var newVarInstance = nullptr;
if (callInfo.Flags & CallFlags_New)
{
if (JavascriptProxy::Is(targetFunction))
{
JavascriptProxy* proxy = JavascriptProxy::FromVar(targetFunction);
Arguments proxyArgs(CallInfo(CallFlags_New, 1), &targetFunction);
args.Values[0] = newVarInstance = proxy->ConstructorTrap(proxyArgs, scriptContext, 0);
}
else
{
args.Values[0] = newVarInstance = JavascriptOperators::NewScObjectNoCtor(targetFunction, scriptContext);
}
}
Js::Arguments actualArgs = args;
if (boundFunction->count > 0)
{
BOOL isCrossSiteObject = boundFunction->IsCrossSiteObject();
// OACR thinks that this can change between here and the check in the for loop below
const unsigned int argCount = args.Info.Count;
if ((boundFunction->count + argCount) > CallInfo::kMaxCountArgs)
{
JavascriptError::ThrowRangeError(scriptContext, JSERR_ArgListTooLarge);
}
Var *newValues = RecyclerNewArray(scriptContext->GetRecycler(), Var, boundFunction->count + argCount);
uint index = 0;
//
// For [[Construct]] use the newly created var instance
// For [[Call]] use the "this" to which bind bound it.
//
if (callInfo.Flags & CallFlags_New)
{
newValues[index++] = args[0];
}
else
{
newValues[index++] = boundFunction->boundThis;
}
// Copy the bound args
if (!isCrossSiteObject)
{
for (uint i = 0; i < boundFunction->count; i++)
{
newValues[index++] = boundFunction->boundArgs[i];
}
}
else
{
// it is possible that the bound arguments are not marshalled yet.
for (uint i = 0; i < boundFunction->count; i++)
{
newValues[index++] = CrossSite::MarshalVar(scriptContext, boundFunction->boundArgs[i]);
}
}
// Copy the extra args
for (uint i=1; i<argCount; i++)
{
newValues[index++] = args[i];
}
actualArgs = Arguments(args.Info, newValues);
actualArgs.Info.Count = boundFunction->count + argCount;
}
else
{
if (!(callInfo.Flags & CallFlags_New))
{
actualArgs.Values[0] = boundFunction->boundThis;
}
}
RecyclableObject* actualFunction = RecyclableObject::FromVar(targetFunction);
Var aReturnValue = JavascriptFunction::CallFunction<true>(actualFunction, actualFunction->GetEntryPoint(), actualArgs);
//
// [[Construct]] and call returned a non-object
// return the newly created var instance
//
if ((callInfo.Flags & CallFlags_New) && !JavascriptOperators::IsObject(aReturnValue))
{
aReturnValue = newVarInstance;
}
return aReturnValue;
}
Var JavascriptGeneratorFunction::EntryGeneratorFunctionImplementation(RecyclableObject* function, CallInfo callInfo, ...)
{
PROBE_STACK(function->GetScriptContext(), Js::Constants::MinStackDefault);
ARGUMENTS(stackArgs, callInfo);
Assert(!(callInfo.Flags & CallFlags_New));
ScriptContext* scriptContext = function->GetScriptContext();
JavascriptGeneratorFunction* generatorFunction = JavascriptGeneratorFunction::FromVar(function);
// InterpreterStackFrame takes a pointer to the args, so copy them to the recycler heap
// and use that buffer for this InterpreterStackFrame.
Field(Var)* argsHeapCopy = RecyclerNewArray(scriptContext->GetRecycler(), Field(Var), stackArgs.Info.Count);
CopyArray(argsHeapCopy, stackArgs.Info.Count, stackArgs.Values, stackArgs.Info.Count);
Arguments heapArgs(callInfo, (Var*)argsHeapCopy);
DynamicObject* prototype = scriptContext->GetLibrary()->CreateGeneratorConstructorPrototypeObject();
JavascriptGenerator* generator = scriptContext->GetLibrary()->CreateGenerator(heapArgs, generatorFunction->scriptFunction, prototype);
// Set the prototype from constructor
JavascriptOperators::OrdinaryCreateFromConstructor(function, generator, prototype, scriptContext);
// Call a next on the generator to execute till the beginning of the body
CALL_ENTRYPOINT(scriptContext->GetThreadContext(), generator->EntryNext, function, CallInfo(CallFlags_Value, 1), generator);
return generator;
}
Var JavascriptMap::NewInstance(RecyclableObject* function, CallInfo callInfo, ...)
{
PROBE_STACK(function->GetScriptContext(), Js::Constants::MinStackDefault);
ARGUMENTS(args, callInfo);
ScriptContext* scriptContext = function->GetScriptContext();
JavascriptLibrary* library = scriptContext->GetLibrary();
AUTO_TAG_NATIVE_LIBRARY_ENTRY(function, callInfo, _u("Map"));
Var newTarget = callInfo.Flags & CallFlags_NewTarget ? args.Values[args.Info.Count] : args[0];
bool isCtorSuperCall = (callInfo.Flags & CallFlags_New) && newTarget != nullptr && !JavascriptOperators::IsUndefined(newTarget);
Assert(isCtorSuperCall || !(callInfo.Flags & CallFlags_New) || args[0] == nullptr);
CHAKRATEL_LANGSTATS_INC_BUILTINCOUNT(MapCount);
JavascriptMap* mapObject = nullptr;
if (callInfo.Flags & CallFlags_New)
{
mapObject = library->CreateMap();
}
else
{
JavascriptError::ThrowTypeErrorVar(scriptContext, JSERR_NeedObjectOfType, _u("Map"), _u("Map"));
}
Assert(mapObject != nullptr);
Var iterable = (args.Info.Count > 1) ? args[1] : library->GetUndefined();
RecyclableObject* iter = nullptr;
RecyclableObject* adder = nullptr;
if (JavascriptConversion::CheckObjectCoercible(iterable, scriptContext))
{
iter = JavascriptOperators::GetIterator(iterable, scriptContext);
Var adderVar = JavascriptOperators::GetProperty(mapObject, PropertyIds::set, scriptContext);
if (!JavascriptConversion::IsCallable(adderVar))
{
JavascriptError::ThrowTypeError(scriptContext, JSERR_NeedFunction);
}
adder = RecyclableObject::FromVar(adderVar);
}
if (mapObject->map != nullptr)
{
JavascriptError::ThrowTypeErrorVar(scriptContext, JSERR_ObjectIsAlreadyInitialized, _u("Map"), _u("Map"));
}
mapObject->map = RecyclerNew(scriptContext->GetRecycler(), MapDataMap, scriptContext->GetRecycler());
if (iter != nullptr)
{
Var undefined = library->GetUndefined();
JavascriptOperators::DoIteratorStepAndValue(iter, scriptContext, [&](Var nextItem) {
if (!JavascriptOperators::IsObject(nextItem))
{
JavascriptError::ThrowTypeError(scriptContext, JSERR_NeedObject);
}
RecyclableObject* obj = RecyclableObject::FromVar(nextItem);
Var key, value;
if (!JavascriptOperators::GetItem(obj, 0u, &key, scriptContext))
{
key = undefined;
}
if (!JavascriptOperators::GetItem(obj, 1u, &value, scriptContext))
{
value = undefined;
}
// CONSIDER: if adder is the default built-in, fast path it and skip the JS call?
CALL_FUNCTION(adder, CallInfo(CallFlags_Value, 3), mapObject, key, value);
});
}
return isCtorSuperCall ?
JavascriptOperators::OrdinaryCreateFromConstructor(RecyclableObject::FromVar(newTarget), mapObject, nullptr, scriptContext) :
mapObject;
}