EncodedJSValue JSC_HOST_CALL jsInt32ArrayPrototypeFunctionSubarray(ExecState* exec)
{
JSValue thisValue = exec->hostThisValue();
if (!thisValue.inherits(&JSInt32Array::s_info))
return throwVMTypeError(exec);
JSInt32Array* castedThis = static_cast<JSInt32Array*>(asObject(thisValue));
ASSERT_GC_OBJECT_INHERITS(castedThis, &JSInt32Array::s_info);
Int32Array* imp = static_cast<Int32Array*>(castedThis->impl());
int start(exec->argument(0).toInt32(exec));
if (exec->hadException())
return JSValue::encode(jsUndefined());
int argsCount = exec->argumentCount();
if (argsCount <= 1) {
JSC::JSValue result = toJS(exec, castedThis->globalObject(), WTF::getPtr(imp->subarray(start)));
return JSValue::encode(result);
}
int end(exec->argument(1).toInt32(exec));
if (exec->hadException())
return JSValue::encode(jsUndefined());
JSC::JSValue result = toJS(exec, castedThis->globalObject(), WTF::getPtr(imp->subarray(start, end)));
return JSValue::encode(result);
}
JSValue jsInt32ArrayLength(ExecState* exec, JSValue slotBase, const Identifier&)
{
JSInt32Array* castedThis = static_cast<JSInt32Array*>(asObject(slotBase));
UNUSED_PARAM(exec);
Int32Array* imp = static_cast<Int32Array*>(castedThis->impl());
JSValue result = jsNumber(imp->length());
return result;
}
static v8::Handle<v8::Value> subarrayCallback(const v8::Arguments& args)
{
INC_STATS("DOM.Int32Array.subarray");
Int32Array* imp = V8Int32Array::toNative(args.Holder());
EXCEPTION_BLOCK(int, start, toInt32(args[0]));
if (args.Length() <= 1) {
return toV8(imp->subarray(start));
}
EXCEPTION_BLOCK(int, end, toInt32(args[1]));
return toV8(imp->subarray(start, end));
}
static v8::Handle<v8::Value> New (const v8::Arguments& args){
if (args.Length() == 1 && args[0]->IsUint32()) {
// std::cout<<"New "<<args[0]->ToUint32()->IntegerValue()<<std::endl;
Int32Array* array = new Int32Array(args[0]->ToUint32()->IntegerValue());
array->Wrap(args.This());
}
else if(args.Length() == 1 && args[0]->IsObject())
{
// unwrap array buffer object
ArrayBuffer* buf = ObjectWrap::Unwrap<ArrayBuffer>(args[0]->ToObject());
Int32Array* array = new Int32Array(buf->length/4);
array->Wrap(args.This());
}
// std::cout<<"old Int32Array New "<<std::endl;
return args.This();
}
static v8::Handle<v8::Value> lengthAttrGetter(v8::Local<v8::String> name, const v8::AccessorInfo& info)
{
INC_STATS("DOM.Int32Array.length._get");
Int32Array* imp = V8Int32Array::toNative(info.Holder());
return v8::Integer::NewFromUnsigned(imp->length());
}