本文整理汇总了C++中ExecState::scope方法的典型用法代码示例。如果您正苦于以下问题:C++ ExecState::scope方法的具体用法?C++ ExecState::scope怎么用?C++ ExecState::scope使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类ExecState
的用法示例。
在下文中一共展示了ExecState::scope方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: handleHostCall
static void* handleHostCall(ExecState* execCallee, JSValue callee, CodeSpecializationKind kind)
{
ExecState* exec = execCallee->callerFrame();
VM* vm = &exec->vm();
execCallee->setScope(exec->scope());
execCallee->setCodeBlock(0);
if (kind == CodeForCall) {
CallData callData;
CallType callType = getCallData(callee, callData);
ASSERT(callType != CallTypeJS);
if (callType == CallTypeHost) {
NativeCallFrameTracer tracer(vm, execCallee);
execCallee->setCallee(asObject(callee));
vm->hostCallReturnValue = JSValue::decode(callData.native.function(execCallee));
if (vm->exception())
return vm->getCTIStub(throwExceptionFromCallSlowPathGenerator).code().executableAddress();
return reinterpret_cast<void*>(getHostCallReturnValue);
}
ASSERT(callType == CallTypeNone);
exec->vm().throwException(exec, createNotAFunctionError(exec, callee));
return vm->getCTIStub(throwExceptionFromCallSlowPathGenerator).code().executableAddress();
}
ASSERT(kind == CodeForConstruct);
ConstructData constructData;
ConstructType constructType = getConstructData(callee, constructData);
ASSERT(constructType != ConstructTypeJS);
if (constructType == ConstructTypeHost) {
NativeCallFrameTracer tracer(vm, execCallee);
execCallee->setCallee(asObject(callee));
vm->hostCallReturnValue = JSValue::decode(constructData.native.function(execCallee));
if (vm->exception())
return vm->getCTIStub(throwExceptionFromCallSlowPathGenerator).code().executableAddress();
return reinterpret_cast<void*>(getHostCallReturnValue);
}
ASSERT(constructType == ConstructTypeNone);
exec->vm().throwException(exec, createNotAConstructorError(exec, callee));
return vm->getCTIStub(throwExceptionFromCallSlowPathGenerator).code().executableAddress();
}