diff options
Diffstat (limited to 'src/3rdparty/javascriptcore/JavaScriptCore/runtime/JSGlobalObject.cpp')
| -rw-r--r-- | src/3rdparty/javascriptcore/JavaScriptCore/runtime/JSGlobalObject.cpp | 478 |
1 files changed, 0 insertions, 478 deletions
diff --git a/src/3rdparty/javascriptcore/JavaScriptCore/runtime/JSGlobalObject.cpp b/src/3rdparty/javascriptcore/JavaScriptCore/runtime/JSGlobalObject.cpp deleted file mode 100644 index a2e9928..0000000 --- a/src/3rdparty/javascriptcore/JavaScriptCore/runtime/JSGlobalObject.cpp +++ /dev/null @@ -1,478 +0,0 @@ -/* - * Copyright (C) 2007, 2008, 2009 Apple Inc. All rights reserved. - * Copyright (C) 2008 Cameron Zwarich (cwzwarich@uwaterloo.ca) - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of - * its contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY - * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "config.h" -#include "JSGlobalObject.h" - -#include "JSCallbackConstructor.h" -#include "JSCallbackFunction.h" -#include "JSCallbackObject.h" - -#include "Arguments.h" -#include "ArrayConstructor.h" -#include "ArrayPrototype.h" -#include "BooleanConstructor.h" -#include "BooleanPrototype.h" -#include "CodeBlock.h" -#include "DateConstructor.h" -#include "DatePrototype.h" -#include "ErrorConstructor.h" -#include "ErrorPrototype.h" -#include "FunctionConstructor.h" -#include "FunctionPrototype.h" -#include "GlobalEvalFunction.h" -#include "JSFunction.h" -#include "JSGlobalObjectFunctions.h" -#include "JSLock.h" -#include "JSONObject.h" -#include "Interpreter.h" -#include "MathObject.h" -#include "NativeErrorConstructor.h" -#include "NativeErrorPrototype.h" -#include "NumberConstructor.h" -#include "NumberPrototype.h" -#include "ObjectConstructor.h" -#include "ObjectPrototype.h" -#include "Profiler.h" -#include "PrototypeFunction.h" -#include "RegExpConstructor.h" -#include "RegExpMatchesArray.h" -#include "RegExpObject.h" -#include "RegExpPrototype.h" -#include "ScopeChainMark.h" -#include "StringConstructor.h" -#include "StringPrototype.h" -#include "Debugger.h" - -namespace JSC { - -ASSERT_CLASS_FITS_IN_CELL(JSGlobalObject); - -// Default number of ticks before a timeout check should be done. -static const int initialTickCountThreshold = 255; - -// Preferred number of milliseconds between each timeout check -static const int preferredScriptCheckTimeInterval = 1000; - -static inline void markIfNeeded(MarkStack& markStack, JSValue v) -{ - if (v) - markStack.append(v); -} - -static inline void markIfNeeded(MarkStack& markStack, const RefPtr<Structure>& s) -{ - if (s) - markIfNeeded(markStack, s->storedPrototype()); -} - -JSGlobalObject::~JSGlobalObject() -{ - ASSERT(JSLock::currentThreadIsHoldingLock()); - - if (d()->debugger) - d()->debugger->detach(this); - - Profiler** profiler = Profiler::enabledProfilerReference(); - if (UNLIKELY(*profiler != 0)) { - (*profiler)->stopProfiling(globalExec(), UString()); - } - - d()->next->d()->prev = d()->prev; - d()->prev->d()->next = d()->next; - JSGlobalObject*& headObject = head(); - if (headObject == this) - headObject = d()->next; - if (headObject == this) - headObject = 0; - - HashSet<GlobalCodeBlock*>::const_iterator end = codeBlocks().end(); - for (HashSet<GlobalCodeBlock*>::const_iterator it = codeBlocks().begin(); it != end; ++it) - (*it)->clearGlobalObject(); - - RegisterFile& registerFile = globalData()->interpreter->registerFile(); - if (registerFile.globalObject() == this) { - registerFile.setGlobalObject(0); - registerFile.setNumGlobals(0); - } - d()->destructor(d()); -} - -void JSGlobalObject::init(JSObject* thisValue) -{ - ASSERT(JSLock::currentThreadIsHoldingLock()); - - structure()->disableSpecificFunctionTracking(); - - d()->globalData = Heap::heap(this)->globalData(); - d()->globalScopeChain = ScopeChain(this, d()->globalData.get(), this, thisValue); - - JSGlobalObject::globalExec()->init(0, 0, d()->globalScopeChain.node(), CallFrame::noCaller(), 0, 0, 0); - - if (JSGlobalObject*& headObject = head()) { - d()->prev = headObject; - d()->next = headObject->d()->next; - headObject->d()->next->d()->prev = this; - headObject->d()->next = this; - } else - headObject = d()->next = d()->prev = this; - - d()->recursion = 0; - d()->debugger = 0; - - d()->profileGroup = 0; - - reset(prototype()); -} - -void JSGlobalObject::put(ExecState* exec, const Identifier& propertyName, JSValue value, PutPropertySlot& slot) -{ - ASSERT(!Heap::heap(value) || Heap::heap(value) == Heap::heap(this)); - - if (symbolTablePut(propertyName, value)) - return; - JSVariableObject::put(exec, propertyName, value, slot); -} - -void JSGlobalObject::putWithAttributes(ExecState* exec, const Identifier& propertyName, JSValue value, unsigned attributes) -{ - ASSERT(!Heap::heap(value) || Heap::heap(value) == Heap::heap(this)); - - if (symbolTablePutWithAttributes(propertyName, value, attributes)) - return; - - JSValue valueBefore = getDirect(propertyName); - PutPropertySlot slot; - JSVariableObject::put(exec, propertyName, value, slot); - if (!valueBefore) { - JSValue valueAfter = getDirect(propertyName); - if (valueAfter) - JSObject::putWithAttributes(exec, propertyName, valueAfter, attributes); - } -} - -void JSGlobalObject::defineGetter(ExecState* exec, const Identifier& propertyName, JSObject* getterFunc, unsigned attributes) -{ - PropertySlot slot; - if (!symbolTableGet(propertyName, slot)) - JSVariableObject::defineGetter(exec, propertyName, getterFunc, attributes); -} - -void JSGlobalObject::defineSetter(ExecState* exec, const Identifier& propertyName, JSObject* setterFunc, unsigned attributes) -{ - PropertySlot slot; - if (!symbolTableGet(propertyName, slot)) - JSVariableObject::defineSetter(exec, propertyName, setterFunc, attributes); -} - -static inline JSObject* lastInPrototypeChain(JSObject* object) -{ - JSObject* o = object; - while (o->prototype().isObject()) - o = asObject(o->prototype()); - return o; -} - -void JSGlobalObject::reset(JSValue prototype) -{ - ExecState* exec = JSGlobalObject::globalExec(); - - // Prototypes - - d()->functionPrototype = new (exec) FunctionPrototype(exec, FunctionPrototype::createStructure(jsNull())); // The real prototype will be set once ObjectPrototype is created. - d()->prototypeFunctionStructure = PrototypeFunction::createStructure(d()->functionPrototype); - NativeFunctionWrapper* callFunction = 0; - NativeFunctionWrapper* applyFunction = 0; - d()->functionPrototype->addFunctionProperties(exec, d()->prototypeFunctionStructure.get(), &callFunction, &applyFunction); - d()->callFunction = callFunction; - d()->applyFunction = applyFunction; - d()->objectPrototype = new (exec) ObjectPrototype(exec, ObjectPrototype::createStructure(jsNull()), d()->prototypeFunctionStructure.get()); - d()->functionPrototype->structure()->setPrototypeWithoutTransition(d()->objectPrototype); - - d()->emptyObjectStructure = d()->objectPrototype->inheritorID(); - - d()->functionStructure = JSFunction::createStructure(d()->functionPrototype); - d()->callbackFunctionStructure = JSCallbackFunction::createStructure(d()->functionPrototype); - d()->argumentsStructure = Arguments::createStructure(d()->objectPrototype); - d()->callbackConstructorStructure = JSCallbackConstructor::createStructure(d()->objectPrototype); - d()->callbackObjectStructure = JSCallbackObject<JSObject>::createStructure(d()->objectPrototype); - - d()->arrayPrototype = new (exec) ArrayPrototype(ArrayPrototype::createStructure(d()->objectPrototype)); - d()->arrayStructure = JSArray::createStructure(d()->arrayPrototype); - d()->regExpMatchesArrayStructure = RegExpMatchesArray::createStructure(d()->arrayPrototype); - - d()->stringPrototype = new (exec) StringPrototype(exec, StringPrototype::createStructure(d()->objectPrototype)); - d()->stringObjectStructure = StringObject::createStructure(d()->stringPrototype); - - d()->booleanPrototype = new (exec) BooleanPrototype(exec, BooleanPrototype::createStructure(d()->objectPrototype), d()->prototypeFunctionStructure.get()); - d()->booleanObjectStructure = BooleanObject::createStructure(d()->booleanPrototype); - - d()->numberPrototype = new (exec) NumberPrototype(exec, NumberPrototype::createStructure(d()->objectPrototype), d()->prototypeFunctionStructure.get()); - d()->numberObjectStructure = NumberObject::createStructure(d()->numberPrototype); - - d()->datePrototype = new (exec) DatePrototype(exec, DatePrototype::createStructure(d()->objectPrototype)); - d()->dateStructure = DateInstance::createStructure(d()->datePrototype); - - d()->regExpPrototype = new (exec) RegExpPrototype(exec, RegExpPrototype::createStructure(d()->objectPrototype), d()->prototypeFunctionStructure.get()); - d()->regExpStructure = RegExpObject::createStructure(d()->regExpPrototype); - - d()->methodCallDummy = constructEmptyObject(exec); - - ErrorPrototype* errorPrototype = new (exec) ErrorPrototype(exec, ErrorPrototype::createStructure(d()->objectPrototype), d()->prototypeFunctionStructure.get()); - d()->errorStructure = ErrorInstance::createStructure(errorPrototype); - - RefPtr<Structure> nativeErrorPrototypeStructure = NativeErrorPrototype::createStructure(errorPrototype); - - NativeErrorPrototype* evalErrorPrototype = new (exec) NativeErrorPrototype(exec, nativeErrorPrototypeStructure, "EvalError", "EvalError"); - NativeErrorPrototype* rangeErrorPrototype = new (exec) NativeErrorPrototype(exec, nativeErrorPrototypeStructure, "RangeError", "RangeError"); - NativeErrorPrototype* referenceErrorPrototype = new (exec) NativeErrorPrototype(exec, nativeErrorPrototypeStructure, "ReferenceError", "ReferenceError"); - NativeErrorPrototype* syntaxErrorPrototype = new (exec) NativeErrorPrototype(exec, nativeErrorPrototypeStructure, "SyntaxError", "SyntaxError"); - NativeErrorPrototype* typeErrorPrototype = new (exec) NativeErrorPrototype(exec, nativeErrorPrototypeStructure, "TypeError", "TypeError"); - NativeErrorPrototype* URIErrorPrototype = new (exec) NativeErrorPrototype(exec, nativeErrorPrototypeStructure, "URIError", "URIError"); - - // Constructors - - JSCell* objectConstructor = new (exec) ObjectConstructor(exec, ObjectConstructor::createStructure(d()->functionPrototype), d()->objectPrototype, d()->prototypeFunctionStructure.get()); - JSCell* functionConstructor = new (exec) FunctionConstructor(exec, FunctionConstructor::createStructure(d()->functionPrototype), d()->functionPrototype); - JSCell* arrayConstructor = new (exec) ArrayConstructor(exec, ArrayConstructor::createStructure(d()->functionPrototype), d()->arrayPrototype, d()->prototypeFunctionStructure.get()); - JSCell* stringConstructor = new (exec) StringConstructor(exec, StringConstructor::createStructure(d()->functionPrototype), d()->prototypeFunctionStructure.get(), d()->stringPrototype); - JSCell* booleanConstructor = new (exec) BooleanConstructor(exec, BooleanConstructor::createStructure(d()->functionPrototype), d()->booleanPrototype); - JSCell* numberConstructor = new (exec) NumberConstructor(exec, NumberConstructor::createStructure(d()->functionPrototype), d()->numberPrototype); - JSCell* dateConstructor = new (exec) DateConstructor(exec, DateConstructor::createStructure(d()->functionPrototype), d()->prototypeFunctionStructure.get(), d()->datePrototype); - - d()->regExpConstructor = new (exec) RegExpConstructor(exec, RegExpConstructor::createStructure(d()->functionPrototype), d()->regExpPrototype); - - d()->errorConstructor = new (exec) ErrorConstructor(exec, ErrorConstructor::createStructure(d()->functionPrototype), errorPrototype); - - RefPtr<Structure> nativeErrorStructure = NativeErrorConstructor::createStructure(d()->functionPrototype); - - d()->evalErrorConstructor = new (exec) NativeErrorConstructor(exec, nativeErrorStructure, evalErrorPrototype); - d()->rangeErrorConstructor = new (exec) NativeErrorConstructor(exec, nativeErrorStructure, rangeErrorPrototype); - d()->referenceErrorConstructor = new (exec) NativeErrorConstructor(exec, nativeErrorStructure, referenceErrorPrototype); - d()->syntaxErrorConstructor = new (exec) NativeErrorConstructor(exec, nativeErrorStructure, syntaxErrorPrototype); - d()->typeErrorConstructor = new (exec) NativeErrorConstructor(exec, nativeErrorStructure, typeErrorPrototype); - d()->URIErrorConstructor = new (exec) NativeErrorConstructor(exec, nativeErrorStructure, URIErrorPrototype); - - d()->objectPrototype->putDirectFunctionWithoutTransition(exec->propertyNames().constructor, objectConstructor, DontEnum); - d()->functionPrototype->putDirectFunctionWithoutTransition(exec->propertyNames().constructor, functionConstructor, DontEnum); - d()->arrayPrototype->putDirectFunctionWithoutTransition(exec->propertyNames().constructor, arrayConstructor, DontEnum); - d()->booleanPrototype->putDirectFunctionWithoutTransition(exec->propertyNames().constructor, booleanConstructor, DontEnum); - d()->stringPrototype->putDirectFunctionWithoutTransition(exec->propertyNames().constructor, stringConstructor, DontEnum); - d()->numberPrototype->putDirectFunctionWithoutTransition(exec->propertyNames().constructor, numberConstructor, DontEnum); - d()->datePrototype->putDirectFunctionWithoutTransition(exec->propertyNames().constructor, dateConstructor, DontEnum); - d()->regExpPrototype->putDirectFunctionWithoutTransition(exec->propertyNames().constructor, d()->regExpConstructor, DontEnum); - errorPrototype->putDirectFunctionWithoutTransition(exec->propertyNames().constructor, d()->errorConstructor, DontEnum); - - evalErrorPrototype->putDirect(exec->propertyNames().constructor, d()->evalErrorConstructor, DontEnum); - rangeErrorPrototype->putDirect(exec->propertyNames().constructor, d()->rangeErrorConstructor, DontEnum); - referenceErrorPrototype->putDirect(exec->propertyNames().constructor, d()->referenceErrorConstructor, DontEnum); - syntaxErrorPrototype->putDirect(exec->propertyNames().constructor, d()->syntaxErrorConstructor, DontEnum); - typeErrorPrototype->putDirect(exec->propertyNames().constructor, d()->typeErrorConstructor, DontEnum); - URIErrorPrototype->putDirect(exec->propertyNames().constructor, d()->URIErrorConstructor, DontEnum); - - // Set global constructors - - // FIXME: These properties could be handled by a static hash table. - - putDirectFunctionWithoutTransition(Identifier(exec, "Object"), objectConstructor, DontEnum); - putDirectFunctionWithoutTransition(Identifier(exec, "Function"), functionConstructor, DontEnum); - putDirectFunctionWithoutTransition(Identifier(exec, "Array"), arrayConstructor, DontEnum); - putDirectFunctionWithoutTransition(Identifier(exec, "Boolean"), booleanConstructor, DontEnum); - putDirectFunctionWithoutTransition(Identifier(exec, "String"), stringConstructor, DontEnum); - putDirectFunctionWithoutTransition(Identifier(exec, "Number"), numberConstructor, DontEnum); - putDirectFunctionWithoutTransition(Identifier(exec, "Date"), dateConstructor, DontEnum); - putDirectFunctionWithoutTransition(Identifier(exec, "RegExp"), d()->regExpConstructor, DontEnum); - putDirectFunctionWithoutTransition(Identifier(exec, "Error"), d()->errorConstructor, DontEnum); - putDirectFunctionWithoutTransition(Identifier(exec, "EvalError"), d()->evalErrorConstructor, DontEnum); - putDirectFunctionWithoutTransition(Identifier(exec, "RangeError"), d()->rangeErrorConstructor, DontEnum); - putDirectFunctionWithoutTransition(Identifier(exec, "ReferenceError"), d()->referenceErrorConstructor, DontEnum); - putDirectFunctionWithoutTransition(Identifier(exec, "SyntaxError"), d()->syntaxErrorConstructor, DontEnum); - putDirectFunctionWithoutTransition(Identifier(exec, "TypeError"), d()->typeErrorConstructor, DontEnum); - putDirectFunctionWithoutTransition(Identifier(exec, "URIError"), d()->URIErrorConstructor, DontEnum); - - // Set global values. - GlobalPropertyInfo staticGlobals[] = { - GlobalPropertyInfo(Identifier(exec, "Math"), new (exec) MathObject(exec, MathObject::createStructure(d()->objectPrototype)), DontEnum | DontDelete), - GlobalPropertyInfo(Identifier(exec, "NaN"), jsNaN(exec), DontEnum | DontDelete), - GlobalPropertyInfo(Identifier(exec, "Infinity"), jsNumber(exec, Inf), DontEnum | DontDelete), - GlobalPropertyInfo(Identifier(exec, "undefined"), jsUndefined(), DontEnum | DontDelete), - GlobalPropertyInfo(Identifier(exec, "JSON"), new (exec) JSONObject(JSONObject::createStructure(d()->objectPrototype)), DontEnum | DontDelete) - }; - - addStaticGlobals(staticGlobals, sizeof(staticGlobals) / sizeof(GlobalPropertyInfo)); - - // Set global functions. - - d()->evalFunction = new (exec) GlobalEvalFunction(exec, GlobalEvalFunction::createStructure(d()->functionPrototype), 1, exec->propertyNames().eval, globalFuncEval, this); - putDirectFunctionWithoutTransition(exec, d()->evalFunction, DontEnum); - putDirectFunctionWithoutTransition(exec, new (exec) NativeFunctionWrapper(exec, d()->prototypeFunctionStructure.get(), 2, Identifier(exec, "parseInt"), globalFuncParseInt), DontEnum); - putDirectFunctionWithoutTransition(exec, new (exec) NativeFunctionWrapper(exec, d()->prototypeFunctionStructure.get(), 1, Identifier(exec, "parseFloat"), globalFuncParseFloat), DontEnum); - putDirectFunctionWithoutTransition(exec, new (exec) NativeFunctionWrapper(exec, d()->prototypeFunctionStructure.get(), 1, Identifier(exec, "isNaN"), globalFuncIsNaN), DontEnum); - putDirectFunctionWithoutTransition(exec, new (exec) NativeFunctionWrapper(exec, d()->prototypeFunctionStructure.get(), 1, Identifier(exec, "isFinite"), globalFuncIsFinite), DontEnum); - putDirectFunctionWithoutTransition(exec, new (exec) NativeFunctionWrapper(exec, d()->prototypeFunctionStructure.get(), 1, Identifier(exec, "escape"), globalFuncEscape), DontEnum); - putDirectFunctionWithoutTransition(exec, new (exec) NativeFunctionWrapper(exec, d()->prototypeFunctionStructure.get(), 1, Identifier(exec, "unescape"), globalFuncUnescape), DontEnum); - putDirectFunctionWithoutTransition(exec, new (exec) NativeFunctionWrapper(exec, d()->prototypeFunctionStructure.get(), 1, Identifier(exec, "decodeURI"), globalFuncDecodeURI), DontEnum); - putDirectFunctionWithoutTransition(exec, new (exec) NativeFunctionWrapper(exec, d()->prototypeFunctionStructure.get(), 1, Identifier(exec, "decodeURIComponent"), globalFuncDecodeURIComponent), DontEnum); - putDirectFunctionWithoutTransition(exec, new (exec) NativeFunctionWrapper(exec, d()->prototypeFunctionStructure.get(), 1, Identifier(exec, "encodeURI"), globalFuncEncodeURI), DontEnum); - putDirectFunctionWithoutTransition(exec, new (exec) NativeFunctionWrapper(exec, d()->prototypeFunctionStructure.get(), 1, Identifier(exec, "encodeURIComponent"), globalFuncEncodeURIComponent), DontEnum); -#ifndef NDEBUG -#ifndef QT_BUILD_SCRIPT_LIB - putDirectFunctionWithoutTransition(exec, new (exec) NativeFunctionWrapper(exec, d()->prototypeFunctionStructure.get(), 1, Identifier(exec, "jscprint"), globalFuncJSCPrint), DontEnum); -#endif -#endif - - resetPrototype(prototype); -} - -// Set prototype, and also insert the object prototype at the end of the chain. -void JSGlobalObject::resetPrototype(JSValue prototype) -{ - setPrototype(prototype); - - JSObject* oldLastInPrototypeChain = lastInPrototypeChain(this); - JSObject* objectPrototype = d()->objectPrototype; - if (oldLastInPrototypeChain != objectPrototype) - oldLastInPrototypeChain->setPrototype(objectPrototype); -} - -void JSGlobalObject::markChildren(MarkStack& markStack) -{ - JSVariableObject::markChildren(markStack); - - HashSet<GlobalCodeBlock*>::const_iterator end = codeBlocks().end(); - for (HashSet<GlobalCodeBlock*>::const_iterator it = codeBlocks().begin(); it != end; ++it) - (*it)->markAggregate(markStack); - - RegisterFile& registerFile = globalData()->interpreter->registerFile(); - if (registerFile.globalObject() == this) - registerFile.markGlobals(markStack, &globalData()->heap); - - markIfNeeded(markStack, d()->regExpConstructor); - markIfNeeded(markStack, d()->errorConstructor); - markIfNeeded(markStack, d()->evalErrorConstructor); - markIfNeeded(markStack, d()->rangeErrorConstructor); - markIfNeeded(markStack, d()->referenceErrorConstructor); - markIfNeeded(markStack, d()->syntaxErrorConstructor); - markIfNeeded(markStack, d()->typeErrorConstructor); - markIfNeeded(markStack, d()->URIErrorConstructor); - - markIfNeeded(markStack, d()->evalFunction); - markIfNeeded(markStack, d()->callFunction); - markIfNeeded(markStack, d()->applyFunction); - - markIfNeeded(markStack, d()->objectPrototype); - markIfNeeded(markStack, d()->functionPrototype); - markIfNeeded(markStack, d()->arrayPrototype); - markIfNeeded(markStack, d()->booleanPrototype); - markIfNeeded(markStack, d()->stringPrototype); - markIfNeeded(markStack, d()->numberPrototype); - markIfNeeded(markStack, d()->datePrototype); - markIfNeeded(markStack, d()->regExpPrototype); - - markIfNeeded(markStack, d()->methodCallDummy); - - markIfNeeded(markStack, d()->errorStructure); - markIfNeeded(markStack, d()->argumentsStructure); - markIfNeeded(markStack, d()->arrayStructure); - markIfNeeded(markStack, d()->booleanObjectStructure); - markIfNeeded(markStack, d()->callbackConstructorStructure); - markIfNeeded(markStack, d()->callbackFunctionStructure); - markIfNeeded(markStack, d()->callbackObjectStructure); - markIfNeeded(markStack, d()->dateStructure); - markIfNeeded(markStack, d()->emptyObjectStructure); - markIfNeeded(markStack, d()->errorStructure); - markIfNeeded(markStack, d()->functionStructure); - markIfNeeded(markStack, d()->numberObjectStructure); - markIfNeeded(markStack, d()->prototypeFunctionStructure); - markIfNeeded(markStack, d()->regExpMatchesArrayStructure); - markIfNeeded(markStack, d()->regExpStructure); - markIfNeeded(markStack, d()->stringObjectStructure); - - // No need to mark the other structures, because their prototypes are all - // guaranteed to be referenced elsewhere. - - Register* registerArray = d()->registerArray.get(); - if (!registerArray) - return; - - size_t size = d()->registerArraySize; - markStack.appendValues(reinterpret_cast<JSValue*>(registerArray), size); -} - -ExecState* JSGlobalObject::globalExec() -{ - return CallFrame::create(d()->globalCallFrame + RegisterFile::CallFrameHeaderSize); -} - -bool JSGlobalObject::isDynamicScope() const -{ - return true; -} - -void JSGlobalObject::copyGlobalsFrom(RegisterFile& registerFile) -{ - ASSERT(!d()->registerArray); - ASSERT(!d()->registerArraySize); - - int numGlobals = registerFile.numGlobals(); - if (!numGlobals) { - d()->registers = 0; - return; - } - - Register* registerArray = copyRegisterArray(registerFile.lastGlobal(), numGlobals); - setRegisters(registerArray + numGlobals, registerArray, numGlobals); -} - -void JSGlobalObject::copyGlobalsTo(RegisterFile& registerFile) -{ - JSGlobalObject* lastGlobalObject = registerFile.globalObject(); - if (lastGlobalObject && lastGlobalObject != this) - lastGlobalObject->copyGlobalsFrom(registerFile); - - registerFile.setGlobalObject(this); - registerFile.setNumGlobals(symbolTable().size()); - - if (d()->registerArray) { - memcpy(registerFile.start() - d()->registerArraySize, d()->registerArray.get(), d()->registerArraySize * sizeof(Register)); - setRegisters(registerFile.start(), 0, 0); - } -} - -void* JSGlobalObject::operator new(size_t size, JSGlobalData* globalData) -{ - return globalData->heap.allocate(size); -} - -void JSGlobalObject::destroyJSGlobalObjectData(void* jsGlobalObjectData) -{ - delete static_cast<JSGlobalObjectData*>(jsGlobalObjectData); -} - -} // namespace JSC |