diff options
author | Laszlo Agocs <laszlo.agocs@qt.io> | 2017-06-08 11:00:41 +0200 |
---|---|---|
committer | Liang Qi <liang.qi@qt.io> | 2017-06-08 11:48:54 +0200 |
commit | 8a5837467d153c50c869625390a584b0335b77b7 (patch) | |
tree | d8aca950cb88dfdc3a001a5cdedf02d7a8894d36 /src/qml/jsruntime/qv4engine.cpp | |
parent | 5af4c9b237a23ce12ca7c56eb6c9ecda17743228 (diff) | |
parent | 55490690f81eba168b06a90e4a66cefc20b38252 (diff) |
Merge remote-tracking branch 'origin/dev' into wip/scenegraphng
Conflicts:
src/quick/scenegraph/adaptations/software/qsgsoftwarerenderablenode.cpp
Change-Id: Id8107cb0de0fbfe7120a90a137b49c2b915ff2d3
Diffstat (limited to 'src/qml/jsruntime/qv4engine.cpp')
-rw-r--r-- | src/qml/jsruntime/qv4engine.cpp | 136 |
1 files changed, 84 insertions, 52 deletions
diff --git a/src/qml/jsruntime/qv4engine.cpp b/src/qml/jsruntime/qv4engine.cpp index 6465b15d5a..019936767a 100644 --- a/src/qml/jsruntime/qv4engine.cpp +++ b/src/qml/jsruntime/qv4engine.cpp @@ -109,9 +109,9 @@ using namespace QV4; static QBasicAtomicInt engineSerial = Q_BASIC_ATOMIC_INITIALIZER(1); -static ReturnedValue throwTypeError(CallContext *ctx) +void throwTypeError(const BuiltinFunction *, Scope &scope, CallData *) { - return ctx->engine()->throwTypeError(); + scope.result = scope.engine->throwTypeError(); } @@ -130,10 +130,8 @@ QQmlEngine *ExecutionEngine::qmlEngine() const qint32 ExecutionEngine::maxCallDepth = -1; ExecutionEngine::ExecutionEngine(EvalISelFactory *factory) - : callDepth(0) - , executableAllocator(new QV4::ExecutableAllocator) + : executableAllocator(new QV4::ExecutableAllocator) , regExpAllocator(new QV4::ExecutableAllocator) - , currentContext(0) , bumperPointerAllocator(new WTF::BumpPointerAllocator) , jsStack(new WTF::PageAllocation) , gcStack(new WTF::PageAllocation) @@ -219,7 +217,13 @@ ExecutionEngine::ExecutionEngine(EvalISelFactory *factory) classPool = new InternalClassPool; - emptyClass = new (classPool) InternalClass(this); + internalClasses[Class_Empty] = new (classPool) InternalClass(this); + internalClasses[Class_String] = internalClasses[EngineBase::Class_Empty]->changeVTable(QV4::String::staticVTable()); + internalClasses[Class_MemberData] = internalClasses[EngineBase::Class_Empty]->changeVTable(QV4::MemberData::staticVTable()); + internalClasses[Class_SimpleArrayData] = internalClasses[EngineBase::Class_Empty]->changeVTable(QV4::SimpleArrayData::staticVTable()); + internalClasses[Class_SparseArrayData] = internalClasses[EngineBase::Class_Empty]->changeVTable(QV4::SparseArrayData::staticVTable()); + internalClasses[Class_ExecutionContext] = internalClasses[EngineBase::Class_Empty]->changeVTable(QV4::ExecutionContext::staticVTable()); + internalClasses[Class_SimpleCallContext] = internalClasses[EngineBase::Class_Empty]->changeVTable(QV4::CallContext::staticVTable()); jsStrings[String_Empty] = newIdentifier(QString()); jsStrings[String_undefined] = newIdentifier(QStringLiteral("undefined")); @@ -258,90 +262,113 @@ ExecutionEngine::ExecutionEngine(EvalISelFactory *factory) jsStrings[String_buffer] = newIdentifier(QStringLiteral("buffer")); jsStrings[String_lastIndex] = newIdentifier(QStringLiteral("lastIndex")); - jsObjects[ObjectProto] = memoryManager->allocObject<ObjectPrototype>(emptyClass); + InternalClass *ic = internalClasses[Class_Empty]->changeVTable(QV4::Object::staticVTable()); + jsObjects[ObjectProto] = memoryManager->allocObject<ObjectPrototype>(ic); + internalClasses[Class_Object] = ic->changePrototype(objectPrototype()->d()); - arrayClass = emptyClass->addMember(id_length(), Attr_NotConfigurable|Attr_NotEnumerable); - jsObjects[ArrayProto] = memoryManager->allocObject<ArrayPrototype>(arrayClass, objectPrototype()); + ic = newInternalClass(ArrayPrototype::staticVTable(), objectPrototype()); + Q_ASSERT(ic->prototype); + ic = ic->addMember(id_length(), Attr_NotConfigurable|Attr_NotEnumerable); + Q_ASSERT(ic->prototype); + jsObjects[ArrayProto] = memoryManager->allocObject<ArrayPrototype>(ic, objectPrototype()); + internalClasses[Class_ArrayObject] = ic->changePrototype(arrayPrototype()->d()); jsObjects[PropertyListProto] = memoryManager->allocObject<PropertyListPrototype>(); - InternalClass *argsClass = emptyClass->addMember(id_length(), Attr_NotEnumerable); - argumentsObjectClass = argsClass->addMember(id_callee(), Attr_Data|Attr_NotEnumerable); - strictArgumentsObjectClass = argsClass->addMember(id_callee(), Attr_Accessor|Attr_NotConfigurable|Attr_NotEnumerable); - strictArgumentsObjectClass = strictArgumentsObjectClass->addMember(id_caller(), Attr_Accessor|Attr_NotConfigurable|Attr_NotEnumerable); + InternalClass *argsClass = newInternalClass(ArgumentsObject::staticVTable(), objectPrototype()); + argsClass = argsClass->addMember(id_length(), Attr_NotEnumerable); + internalClasses[EngineBase::Class_ArgumentsObject] = argsClass->addMember(id_callee(), Attr_Data|Attr_NotEnumerable); + argsClass = argsClass->addMember(id_callee(), Attr_Accessor|Attr_NotConfigurable|Attr_NotEnumerable); + internalClasses[EngineBase::Class_StrictArgumentsObject] = argsClass->addMember(id_caller(), Attr_Accessor|Attr_NotConfigurable|Attr_NotEnumerable); *static_cast<Value *>(globalObject) = newObject(); Q_ASSERT(globalObject->d()->vtable()); initRootContext(); - stringClass = emptyClass->addMember(id_length(), Attr_ReadOnly); - Q_ASSERT(stringClass->find(id_length()) == Heap::StringObject::LengthPropertyIndex); - jsObjects[StringProto] = memoryManager->allocObject<StringPrototype>(stringClass, objectPrototype()); - jsObjects[NumberProto] = memoryManager->allocObject<NumberPrototype>(emptyClass, objectPrototype()); - jsObjects[BooleanProto] = memoryManager->allocObject<BooleanPrototype>(emptyClass, objectPrototype()); - jsObjects[DateProto] = memoryManager->allocObject<DatePrototype>(emptyClass, objectPrototype()); + ic = newInternalClass(QV4::StringObject::staticVTable(), objectPrototype()); + ic = ic->addMember(id_length(), Attr_ReadOnly); + jsObjects[StringProto] = memoryManager->allocObject<StringPrototype>(ic); + internalClasses[Class_StringObject] = ic->changePrototype(stringPrototype()->d()); + Q_ASSERT(internalClasses[EngineBase::Class_StringObject]->find(id_length()) == Heap::StringObject::LengthPropertyIndex); + + jsObjects[NumberProto] = memoryManager->allocObject<NumberPrototype>(); + jsObjects[BooleanProto] = memoryManager->allocObject<BooleanPrototype>(); + jsObjects[DateProto] = memoryManager->allocObject<DatePrototype>(); uint index; - InternalClass *functionProtoClass = emptyClass->addMember(id_prototype(), Attr_NotEnumerable, &index); + ic = newInternalClass(QV4::FunctionPrototype::staticVTable(), objectPrototype()); + ic = ic->addMember(id_prototype(), Attr_NotEnumerable, &index); Q_ASSERT(index == Heap::FunctionObject::Index_Prototype); - jsObjects[FunctionProto] = memoryManager->allocObject<FunctionPrototype>(functionProtoClass, objectPrototype()); - functionClass = emptyClass->addMember(id_prototype(), Attr_NotEnumerable|Attr_NotConfigurable, &index); + jsObjects[FunctionProto] = memoryManager->allocObject<FunctionPrototype>(ic, objectPrototype()); + ic = newInternalClass(FunctionObject::staticVTable(), functionPrototype()); + ic = ic->addMember(id_prototype(), Attr_NotEnumerable|Attr_NotConfigurable, &index); Q_ASSERT(index == Heap::FunctionObject::Index_Prototype); - scriptFunctionClass = functionClass->addMember(id_name(), Attr_ReadOnly, &index); + internalClasses[EngineBase::Class_FunctionObject] = ic; + ic = ic->addMember(id_name(), Attr_ReadOnly, &index); Q_ASSERT(index == Heap::ScriptFunction::Index_Name); - scriptFunctionClass = scriptFunctionClass->addMember(id_length(), Attr_ReadOnly, &index); + ic = ic->changeVTable(ScriptFunction::staticVTable()); + internalClasses[EngineBase::Class_ScriptFunction] = ic->addMember(id_length(), Attr_ReadOnly, &index); + Q_ASSERT(index == Heap::ScriptFunction::Index_Length); + internalClasses[EngineBase::Class_BuiltinFunction] = ic->changeVTable(BuiltinFunction::staticVTable()); Q_ASSERT(index == Heap::ScriptFunction::Index_Length); - protoClass = emptyClass->addMember(id_constructor(), Attr_NotEnumerable, &index); + internalClasses[EngineBase::Class_ObjectProto] = internalClasses[Class_Object]->addMember(id_constructor(), Attr_NotEnumerable, &index); Q_ASSERT(index == Heap::FunctionObject::Index_ProtoConstructor); Scope scope(this); ScopedString str(scope); - regExpObjectClass = emptyClass->addMember(id_lastIndex(), Attr_NotEnumerable|Attr_NotConfigurable, &index); + internalClasses[Class_RegExp] = internalClasses[EngineBase::Class_Empty]->changeVTable(QV4::RegExp::staticVTable()); + ic = newInternalClass(QV4::RegExpObject::staticVTable(), objectPrototype()); + ic = ic->addMember(id_lastIndex(), Attr_NotEnumerable|Attr_NotConfigurable, &index); Q_ASSERT(index == RegExpObject::Index_LastIndex); - regExpObjectClass = regExpObjectClass->addMember((str = newIdentifier(QStringLiteral("source"))), Attr_ReadOnly, &index); + ic = ic->addMember((str = newIdentifier(QStringLiteral("source"))), Attr_ReadOnly, &index); Q_ASSERT(index == RegExpObject::Index_Source); - regExpObjectClass = regExpObjectClass->addMember((str = newIdentifier(QStringLiteral("global"))), Attr_ReadOnly, &index); + ic = ic->addMember((str = newIdentifier(QStringLiteral("global"))), Attr_ReadOnly, &index); Q_ASSERT(index == RegExpObject::Index_Global); - regExpObjectClass = regExpObjectClass->addMember((str = newIdentifier(QStringLiteral("ignoreCase"))), Attr_ReadOnly, &index); + ic = ic->addMember((str = newIdentifier(QStringLiteral("ignoreCase"))), Attr_ReadOnly, &index); Q_ASSERT(index == RegExpObject::Index_IgnoreCase); - regExpObjectClass = regExpObjectClass->addMember((str = newIdentifier(QStringLiteral("multiline"))), Attr_ReadOnly, &index); + ic = ic->addMember((str = newIdentifier(QStringLiteral("multiline"))), Attr_ReadOnly, &index); Q_ASSERT(index == RegExpObject::Index_Multiline); + jsObjects[RegExpProto] = memoryManager->allocObject<RegExpPrototype>(ic, objectPrototype()); + internalClasses[Class_RegExpObject] = ic->changePrototype(regExpPrototype()->d()); - jsObjects[RegExpProto] = memoryManager->allocObject<RegExpPrototype>(regExpObjectClass, objectPrototype()); - regExpExecArrayClass = arrayClass->addMember(id_index(), Attr_Data, &index); + ic = internalClasses[Class_ArrayObject]->addMember(id_index(), Attr_Data, &index); Q_ASSERT(index == RegExpObject::Index_ArrayIndex); - regExpExecArrayClass = regExpExecArrayClass->addMember(id_input(), Attr_Data, &index); + internalClasses[EngineBase::Class_RegExpExecArray] = ic->addMember(id_input(), Attr_Data, &index); Q_ASSERT(index == RegExpObject::Index_ArrayInput); - errorClass = emptyClass->addMember((str = newIdentifier(QStringLiteral("stack"))), Attr_Accessor|Attr_NotConfigurable|Attr_NotEnumerable, &index); + ic = newInternalClass(ErrorObject::staticVTable(), 0); + ic = ic->addMember((str = newIdentifier(QStringLiteral("stack"))), Attr_Accessor|Attr_NotConfigurable|Attr_NotEnumerable, &index); Q_ASSERT(index == ErrorObject::Index_Stack); - errorClass = errorClass->addMember((str = newIdentifier(QStringLiteral("fileName"))), Attr_Data|Attr_NotEnumerable, &index); + ic = ic->addMember((str = newIdentifier(QStringLiteral("fileName"))), Attr_Data|Attr_NotEnumerable, &index); Q_ASSERT(index == ErrorObject::Index_FileName); - errorClass = errorClass->addMember((str = newIdentifier(QStringLiteral("lineNumber"))), Attr_Data|Attr_NotEnumerable, &index); + ic = ic->addMember((str = newIdentifier(QStringLiteral("lineNumber"))), Attr_Data|Attr_NotEnumerable, &index); + internalClasses[EngineBase::Class_ErrorObject] = ic; Q_ASSERT(index == ErrorObject::Index_LineNumber); - errorClassWithMessage = errorClass->addMember((str = newIdentifier(QStringLiteral("message"))), Attr_Data|Attr_NotEnumerable, &index); + internalClasses[EngineBase::Class_ErrorObjectWithMessage] = ic->addMember((str = newIdentifier(QStringLiteral("message"))), Attr_Data|Attr_NotEnumerable, &index); Q_ASSERT(index == ErrorObject::Index_Message); - errorProtoClass = emptyClass->addMember(id_constructor(), Attr_Data|Attr_NotEnumerable, &index); + ic = newInternalClass(ErrorObject::staticVTable(), objectPrototype()); + ic = ic->addMember(id_constructor(), Attr_Data|Attr_NotEnumerable, &index); Q_ASSERT(index == ErrorPrototype::Index_Constructor); - errorProtoClass = errorProtoClass->addMember((str = newIdentifier(QStringLiteral("message"))), Attr_Data|Attr_NotEnumerable, &index); + ic = ic->addMember((str = newIdentifier(QStringLiteral("message"))), Attr_Data|Attr_NotEnumerable, &index); Q_ASSERT(index == ErrorPrototype::Index_Message); - errorProtoClass = errorProtoClass->addMember(id_name(), Attr_Data|Attr_NotEnumerable, &index); + internalClasses[EngineBase::Class_ErrorProto] = ic->addMember(id_name(), Attr_Data|Attr_NotEnumerable, &index); Q_ASSERT(index == ErrorPrototype::Index_Name); jsObjects[GetStack_Function] = BuiltinFunction::create(rootContext(), str = newIdentifier(QStringLiteral("stack")), ErrorObject::method_get_stack); getStackFunction()->defineReadonlyProperty(id_length(), Primitive::fromInt32(0)); - jsObjects[ErrorProto] = memoryManager->allocObject<ErrorPrototype>(errorProtoClass, objectPrototype()); - jsObjects[EvalErrorProto] = memoryManager->allocObject<EvalErrorPrototype>(errorProtoClass, errorPrototype()); - jsObjects[RangeErrorProto] = memoryManager->allocObject<RangeErrorPrototype>(errorProtoClass, errorPrototype()); - jsObjects[ReferenceErrorProto] = memoryManager->allocObject<ReferenceErrorPrototype>(errorProtoClass, errorPrototype()); - jsObjects[SyntaxErrorProto] = memoryManager->allocObject<SyntaxErrorPrototype>(errorProtoClass, errorPrototype()); - jsObjects[TypeErrorProto] = memoryManager->allocObject<TypeErrorPrototype>(errorProtoClass, errorPrototype()); - jsObjects[URIErrorProto] = memoryManager->allocObject<URIErrorPrototype>(errorProtoClass, errorPrototype()); + jsObjects[ErrorProto] = memoryManager->allocObject<ErrorPrototype>(internalClasses[EngineBase::Class_ErrorProto], objectPrototype()); + jsObjects[EvalErrorProto] = memoryManager->allocObject<EvalErrorPrototype>(internalClasses[EngineBase::Class_ErrorProto]->changePrototype(errorPrototype()->d()), errorPrototype()); + jsObjects[RangeErrorProto] = memoryManager->allocObject<RangeErrorPrototype>(internalClasses[EngineBase::Class_ErrorProto]->changePrototype(errorPrototype()->d()), errorPrototype()); + jsObjects[ReferenceErrorProto] = memoryManager->allocObject<ReferenceErrorPrototype>(internalClasses[EngineBase::Class_ErrorProto]->changePrototype(errorPrototype()->d()), errorPrototype()); + jsObjects[SyntaxErrorProto] = memoryManager->allocObject<SyntaxErrorPrototype>(internalClasses[EngineBase::Class_ErrorProto]->changePrototype(errorPrototype()->d()), errorPrototype()); + jsObjects[TypeErrorProto] = memoryManager->allocObject<TypeErrorPrototype>(internalClasses[EngineBase::Class_ErrorProto]->changePrototype(errorPrototype()->d()), errorPrototype()); + jsObjects[URIErrorProto] = memoryManager->allocObject<URIErrorPrototype>(internalClasses[EngineBase::Class_ErrorProto]->changePrototype(errorPrototype()->d()), errorPrototype()); - jsObjects[VariantProto] = memoryManager->allocObject<VariantPrototype>(emptyClass, objectPrototype()); + jsObjects[VariantProto] = memoryManager->allocObject<VariantPrototype>(); Q_ASSERT(variantPrototype()->prototype() == objectPrototype()->d()); - jsObjects[SequenceProto] = ScopedValue(scope, memoryManager->allocObject<SequencePrototype>(arrayClass, arrayPrototype())); + ic = newInternalClass(SequencePrototype::staticVTable(), SequencePrototype::defaultPrototype(this)); + jsObjects[SequenceProto] = ScopedValue(scope, memoryManager->allocObject<SequencePrototype>(ic, SequencePrototype::defaultPrototype(this))); ExecutionContext *global = rootContext(); jsObjects[Object_Ctor] = memoryManager->allocObject<ObjectCtor>(global); @@ -490,7 +517,7 @@ ExecutionEngine::~ExecutionEngine() for (QV4::CompiledData::CompilationUnit *unit : qAsConst(remainingUnits)) unit->unlink(); - emptyClass->destroy(); + internalClasses[Class_Empty]->destroy(); delete classPool; delete bumperPointerAllocator; delete regExpCache; @@ -548,6 +575,11 @@ ExecutionContext *ExecutionEngine::pushGlobalContext() return currentContext; } +InternalClass *ExecutionEngine::newInternalClass(const VTable *vtable, Object *prototype) +{ + return internalClasses[EngineBase::Class_Empty]->changeVTable(vtable)->changePrototype(prototype ? prototype->d() : 0); +} + Heap::Object *ExecutionEngine::newObject() { return memoryManager->allocObject<Object>(); @@ -864,8 +896,8 @@ static inline char *v4StackTrace(const ExecutionContext *context) QString result; QTextStream str(&result); str << "stack=["; - if (context && context->d()->engine) { - const QVector<StackFrame> stackTrace = context->d()->engine->stackTrace(20); + if (context && context->engine()) { + const QVector<StackFrame> stackTrace = context->engine()->stackTrace(20); for (int i = 0; i < stackTrace.size(); ++i) { if (i) str << ','; |