X-Git-Url: https://git.saurik.com/apple/javascriptcore.git/blobdiff_plain/9dae56ea45a0f5f8136a5c93d6f3a7f99399ca73..217a6308cd6a1dc049a0bb69263bd4c91f91c4d0:/runtime/GetterSetter.h diff --git a/runtime/GetterSetter.h b/runtime/GetterSetter.h index 48e1baf..f459e44 100644 --- a/runtime/GetterSetter.h +++ b/runtime/GetterSetter.h @@ -1,7 +1,7 @@ /* * Copyright (C) 1999-2001 Harri Porten (porten@kde.org) * Copyright (C) 2001 Peter Kelly (pmk@post.com) - * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. + * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public @@ -25,6 +25,9 @@ #include "JSCell.h" +#include "CallFrame.h" +#include "Structure.h" + namespace JSC { class JSObject; @@ -32,41 +35,48 @@ namespace JSC { // This is an internal value object which stores getter and setter functions // for a property. class GetterSetter : public JSCell { - public: - GetterSetter() - : JSCell(0) - , m_getter(0) - , m_setter(0) + friend class JIT; + + private: + GetterSetter(ExecState* exec) + : JSCell(exec->vm(), exec->vm().getterSetterStructure.get()) { } - virtual void mark(); + public: + typedef JSCell Base; - JSObject* getter() const { return m_getter; } - void setGetter(JSObject* getter) { m_getter = getter; } - JSObject* setter() const { return m_setter; } - void setSetter(JSObject* setter) { m_setter = setter; } + static GetterSetter* create(ExecState* exec) + { + GetterSetter* getterSetter = new (NotNull, allocateCell(*exec->heap())) GetterSetter(exec); + getterSetter->finishCreation(exec->vm()); + return getterSetter; + } - private: - virtual bool isGetterSetter() const; + static void visitChildren(JSCell*, SlotVisitor&); - virtual JSValuePtr toPrimitive(ExecState*, PreferredPrimitiveType) const; - virtual bool getPrimitiveNumber(ExecState*, double& number, JSValuePtr& value); - virtual bool toBoolean(ExecState*) const; - virtual double toNumber(ExecState*) const; - virtual UString toString(ExecState*) const; - virtual JSObject* toObject(ExecState*) const; + JSObject* getter() const { return m_getter.get(); } + void setGetter(VM& vm, JSObject* getter) { m_getter.setMayBeNull(vm, this, getter); } + JSObject* setter() const { return m_setter.get(); } + void setSetter(VM& vm, JSObject* setter) { m_setter.setMayBeNull(vm, this, setter); } + static Structure* createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype) + { + return Structure::create(vm, globalObject, prototype, TypeInfo(GetterSetterType, OverridesVisitChildren), &s_info); + } + + static const ClassInfo s_info; - JSObject* m_getter; - JSObject* m_setter; + private: + WriteBarrier m_getter; + WriteBarrier m_setter; }; - GetterSetter* asGetterSetter(JSValuePtr); + GetterSetter* asGetterSetter(JSValue); - inline GetterSetter* asGetterSetter(JSValuePtr value) + inline GetterSetter* asGetterSetter(JSValue value) { - ASSERT(asCell(value)->isGetterSetter()); - return static_cast(asCell(value)); + ASSERT(value.asCell()->isGetterSetter()); + return static_cast(value.asCell()); }