Ignore:
Timestamp:
Jan 28, 2011, 3:39:54 PM (14 years ago)
Author:
[email protected]
Message:

2011-01-27 Oliver Hunt <[email protected]>

Reviewed by Geoffrey Garen.

Convert markstack to a slot visitor API
https://bugs.webkit.org/show_bug.cgi?id=53219

Move the MarkStack over to a slot based marking API.

In order to avoiding aliasing concerns there are two new types
that need to be used when holding on to JSValues and JSCell that
need to be marked: WriteBarrier and DeprecatedPtr. WriteBarrier
is expected to be used for any JSValue or Cell that's lifetime and
marking is controlled by another GC object. DeprecatedPtr is used
for any value that we need to rework ownership for.

The change over to this model has produced a large amount of
code changes, but they are mostly mechanical (forwarding JSGlobalData,
etc).

  • API/JSCallbackObject.h: (JSC::JSCallbackObjectData::setPrivateProperty): (JSC::JSCallbackObjectData::JSPrivatePropertyMap::getPrivateProperty): (JSC::JSCallbackObjectData::JSPrivatePropertyMap::setPrivateProperty): (JSC::JSCallbackObjectData::JSPrivatePropertyMap::markChildren): (JSC::JSCallbackObject::setPrivateProperty):
  • API/JSCallbackObjectFunctions.h: (JSC::::put): (JSC::::staticFunctionGetter):
  • API/JSObjectRef.cpp: (JSObjectMakeConstructor): (JSObjectSetPrivateProperty):
  • API/JSWeakObjectMapRefInternal.h:
  • JavaScriptCore.exp:
  • JavaScriptCore.vcproj/JavaScriptCore/JavaScriptCore.def:
  • JavaScriptCore.xcodeproj/project.pbxproj:
  • bytecode/CodeBlock.cpp: (JSC::CodeBlock::markAggregate):
  • bytecode/CodeBlock.h: (JSC::CodeBlock::globalObject):
  • bytecompiler/BytecodeGenerator.cpp: (JSC::BytecodeGenerator::BytecodeGenerator): (JSC::BytecodeGenerator::emitJumpIfNotFunctionCall): (JSC::BytecodeGenerator::emitJumpIfNotFunctionApply): (JSC::BytecodeGenerator::findScopedProperty):
  • debugger/DebuggerActivation.cpp: (JSC::DebuggerActivation::DebuggerActivation): (JSC::DebuggerActivation::markChildren):
  • debugger/DebuggerActivation.h:
  • interpreter/Interpreter.cpp: (JSC::Interpreter::resolve): (JSC::Interpreter::resolveSkip): (JSC::Interpreter::resolveGlobalDynamic): (JSC::Interpreter::resolveBaseAndProperty): (JSC::Interpreter::unwindCallFrame): (JSC::appendSourceToError): (JSC::Interpreter::execute): (JSC::Interpreter::privateExecute):
  • interpreter/Register.h: (JSC::Register::jsValueSlot):
  • jit/JITStubs.cpp: (JSC::JITThunks::tryCacheGetByID): (JSC::DEFINE_STUB_FUNCTION):
  • jsc.cpp: (GlobalObject::GlobalObject):
  • runtime/Arguments.cpp: (JSC::Arguments::markChildren): (JSC::Arguments::getOwnPropertySlot): (JSC::Arguments::getOwnPropertyDescriptor): (JSC::Arguments::put):
  • runtime/Arguments.h: (JSC::Arguments::setActivation): (JSC::Arguments::Arguments):
  • runtime/ArrayConstructor.cpp: (JSC::ArrayConstructor::ArrayConstructor): (JSC::constructArrayWithSizeQuirk):
  • runtime/ArrayPrototype.cpp: (JSC::arrayProtoFuncSplice):
  • runtime/BatchedTransitionOptimizer.h: (JSC::BatchedTransitionOptimizer::BatchedTransitionOptimizer): (JSC::BatchedTransitionOptimizer::~BatchedTransitionOptimizer):
  • runtime/BooleanConstructor.cpp: (JSC::BooleanConstructor::BooleanConstructor): (JSC::constructBoolean): (JSC::constructBooleanFromImmediateBoolean):
  • runtime/BooleanPrototype.cpp: (JSC::BooleanPrototype::BooleanPrototype):
  • runtime/ConservativeSet.h: (JSC::ConservativeSet::mark):
  • runtime/DateConstructor.cpp: (JSC::DateConstructor::DateConstructor):
  • runtime/DateInstance.cpp: (JSC::DateInstance::DateInstance):
  • runtime/DatePrototype.cpp: (JSC::dateProtoFuncSetTime): (JSC::setNewValueFromTimeArgs): (JSC::setNewValueFromDateArgs): (JSC::dateProtoFuncSetYear):
  • runtime/ErrorConstructor.cpp: (JSC::ErrorConstructor::ErrorConstructor):
  • runtime/ErrorInstance.cpp: (JSC::ErrorInstance::ErrorInstance):
  • runtime/ErrorPrototype.cpp: (JSC::ErrorPrototype::ErrorPrototype):
  • runtime/FunctionConstructor.cpp: (JSC::FunctionConstructor::FunctionConstructor):
  • runtime/FunctionPrototype.cpp: (JSC::FunctionPrototype::FunctionPrototype):
  • runtime/GetterSetter.cpp: (JSC::GetterSetter::markChildren):
  • runtime/GetterSetter.h: (JSC::GetterSetter::GetterSetter): (JSC::GetterSetter::getter): (JSC::GetterSetter::setGetter): (JSC::GetterSetter::setter): (JSC::GetterSetter::setSetter):
  • runtime/GlobalEvalFunction.cpp: (JSC::GlobalEvalFunction::GlobalEvalFunction): (JSC::GlobalEvalFunction::markChildren):
  • runtime/GlobalEvalFunction.h: (JSC::GlobalEvalFunction::cachedGlobalObject):
  • runtime/Heap.cpp: (JSC::Heap::markProtectedObjects): (JSC::Heap::markTempSortVectors): (JSC::Heap::markRoots):
  • runtime/InternalFunction.cpp: (JSC::InternalFunction::InternalFunction):
  • runtime/JSAPIValueWrapper.h: (JSC::JSAPIValueWrapper::value): (JSC::JSAPIValueWrapper::JSAPIValueWrapper):
  • runtime/JSActivation.cpp: (JSC::JSActivation::put):
  • runtime/JSArray.cpp: (JSC::JSArray::JSArray): (JSC::JSArray::getOwnPropertySlot): (JSC::JSArray::getOwnPropertyDescriptor): (JSC::JSArray::put): (JSC::JSArray::putSlowCase): (JSC::JSArray::deleteProperty): (JSC::JSArray::increaseVectorLength): (JSC::JSArray::setLength): (JSC::JSArray::pop): (JSC::JSArray::push): (JSC::JSArray::unshiftCount): (JSC::JSArray::sort): (JSC::JSArray::fillArgList): (JSC::JSArray::copyToRegisters): (JSC::JSArray::compactForSorting):
  • runtime/JSArray.h: (JSC::JSArray::getIndex): (JSC::JSArray::setIndex): (JSC::JSArray::uncheckedSetIndex): (JSC::JSArray::markChildrenDirect):
  • runtime/JSByteArray.cpp: (JSC::JSByteArray::JSByteArray):
  • runtime/JSCell.h: (JSC::JSCell::MarkStack::append): (JSC::JSCell::MarkStack::appendCell):
  • runtime/JSFunction.cpp: (JSC::JSFunction::JSFunction): (JSC::JSFunction::getOwnPropertySlot):
  • runtime/JSGlobalObject.cpp: (JSC::markIfNeeded): (JSC::JSGlobalObject::reset): (JSC::JSGlobalObject::resetPrototype): (JSC::JSGlobalObject::markChildren):
  • runtime/JSGlobalObject.h: (JSC::JSGlobalObject::JSGlobalObjectData::JSGlobalObjectData): (JSC::JSGlobalObject::regExpConstructor): (JSC::JSGlobalObject::errorConstructor): (JSC::JSGlobalObject::evalErrorConstructor): (JSC::JSGlobalObject::rangeErrorConstructor): (JSC::JSGlobalObject::referenceErrorConstructor): (JSC::JSGlobalObject::syntaxErrorConstructor): (JSC::JSGlobalObject::typeErrorConstructor): (JSC::JSGlobalObject::URIErrorConstructor): (JSC::JSGlobalObject::evalFunction): (JSC::JSGlobalObject::objectPrototype): (JSC::JSGlobalObject::functionPrototype): (JSC::JSGlobalObject::arrayPrototype): (JSC::JSGlobalObject::booleanPrototype): (JSC::JSGlobalObject::stringPrototype): (JSC::JSGlobalObject::numberPrototype): (JSC::JSGlobalObject::datePrototype): (JSC::JSGlobalObject::regExpPrototype): (JSC::JSGlobalObject::methodCallDummy): (JSC::constructArray):
  • runtime/JSONObject.cpp: (JSC::Stringifier::Holder::object): (JSC::Stringifier::Holder::objectSlot): (JSC::Stringifier::markAggregate): (JSC::Stringifier::stringify): (JSC::Stringifier::Holder::appendNextProperty): (JSC::Walker::callReviver): (JSC::Walker::walk):
  • runtime/JSObject.cpp: (JSC::JSObject::defineGetter): (JSC::JSObject::defineSetter): (JSC::JSObject::removeDirect): (JSC::JSObject::putDirectFunction): (JSC::JSObject::putDirectFunctionWithoutTransition): (JSC::putDescriptor): (JSC::JSObject::defineOwnProperty):
  • runtime/JSObject.h: (JSC::JSObject::putDirectOffset): (JSC::JSObject::putUndefinedAtDirectOffset): (JSC::JSObject::flattenDictionaryObject): (JSC::JSObject::putDirectInternal): (JSC::JSObject::putDirect): (JSC::JSObject::putDirectFunction): (JSC::JSObject::putDirectWithoutTransition): (JSC::JSObject::putDirectFunctionWithoutTransition): (JSC::JSValue::putDirect): (JSC::JSObject::allocatePropertyStorageInline): (JSC::JSObject::markChildrenDirect):
  • runtime/JSStaticScopeObject.cpp: (JSC::JSStaticScopeObject::markChildren):
  • runtime/JSString.cpp: (JSC::StringObject::create):
  • runtime/JSValue.h:
  • runtime/JSWrapperObject.cpp: (JSC::JSWrapperObject::markChildren):
  • runtime/JSWrapperObject.h: (JSC::JSWrapperObject::internalValue): (JSC::JSWrapperObject::setInternalValue):
  • runtime/LiteralParser.cpp: (JSC::LiteralParser::parse):
  • runtime/Lookup.cpp: (JSC::setUpStaticFunctionSlot):
  • runtime/Lookup.h: (JSC::lookupPut):
  • runtime/MarkStack.h:
  • runtime/MathObject.cpp: (JSC::MathObject::MathObject):
  • runtime/NativeErrorConstructor.cpp: (JSC::NativeErrorConstructor::NativeErrorConstructor):
  • runtime/NativeErrorPrototype.cpp: (JSC::NativeErrorPrototype::NativeErrorPrototype):
  • runtime/NumberConstructor.cpp: (JSC::NumberConstructor::NumberConstructor): (JSC::constructWithNumberConstructor):
  • runtime/NumberObject.cpp: (JSC::constructNumber):
  • runtime/NumberPrototype.cpp: (JSC::NumberPrototype::NumberPrototype):
  • runtime/ObjectConstructor.cpp: (JSC::ObjectConstructor::ObjectConstructor): (JSC::objectConstructorGetOwnPropertyDescriptor):
  • runtime/Operations.h: (JSC::normalizePrototypeChain): (JSC::resolveBase):
  • runtime/PrototypeFunction.cpp: (JSC::PrototypeFunction::PrototypeFunction):
  • runtime/PutPropertySlot.h: (JSC::PutPropertySlot::setExistingProperty): (JSC::PutPropertySlot::setNewProperty): (JSC::PutPropertySlot::base):
  • runtime/RegExpConstructor.cpp: (JSC::RegExpConstructor::RegExpConstructor):
  • runtime/ScopeChain.cpp: (JSC::ScopeChainNode::print):
  • runtime/ScopeChain.h: (JSC::ScopeChainNode::~ScopeChainNode): (JSC::ScopeChainIterator::operator*): (JSC::ScopeChainIterator::operator->): (JSC::ScopeChain::top):
  • runtime/ScopeChainMark.h: (JSC::ScopeChain::markAggregate):
  • runtime/SmallStrings.cpp: (JSC::isMarked): (JSC::SmallStrings::markChildren):
  • runtime/SmallStrings.h: (JSC::SmallStrings::emptyString): (JSC::SmallStrings::singleCharacterString): (JSC::SmallStrings::singleCharacterStrings):
  • runtime/StringConstructor.cpp: (JSC::StringConstructor::StringConstructor):
  • runtime/StringObject.cpp: (JSC::StringObject::StringObject):
  • runtime/StringObject.h:
  • runtime/StringPrototype.cpp: (JSC::StringPrototype::StringPrototype):
  • runtime/Structure.cpp: (JSC::Structure::flattenDictionaryStructure):
  • runtime/Structure.h: (JSC::Structure::storedPrototypeSlot):
  • runtime/WeakGCMap.h: (JSC::WeakGCMap::uncheckedGet): (JSC::WeakGCMap::uncheckedGetSlot): (JSC::::get): (JSC::::take): (JSC::::set): (JSC::::uncheckedRemove):
  • runtime/WriteBarrier.h: Added. (JSC::DeprecatedPtr::DeprecatedPtr): (JSC::DeprecatedPtr::get): (JSC::DeprecatedPtr::operator*): (JSC::DeprecatedPtr::operator->): (JSC::DeprecatedPtr::slot): (JSC::DeprecatedPtr::operator UnspecifiedBoolType*): (JSC::DeprecatedPtr::operator!): (JSC::WriteBarrierBase::set): (JSC::WriteBarrierBase::get): (JSC::WriteBarrierBase::operator*): (JSC::WriteBarrierBase::operator->): (JSC::WriteBarrierBase::slot): (JSC::WriteBarrierBase::operator UnspecifiedBoolType*): (JSC::WriteBarrierBase::operator!): (JSC::WriteBarrier::WriteBarrier): (JSC::operator==):

2011-01-27 Oliver Hunt <[email protected]>

Reviewed by Geoffrey Garen.

Convert markstack to a slot visitor API
https://bugs.webkit.org/show_bug.cgi?id=53219

There's no reason to recurse here, the value we
were marking was protected.

  • JSValueWrapper.cpp: (JSValueWrapper::JSObjectMark):

2011-01-27 Oliver Hunt <[email protected]>

Reviewed by Geoffrey Garen.

Convert markstack to a slot visitor API
https://bugs.webkit.org/show_bug.cgi?id=53219

Update WebCore to the new marking apis, correct bindings
codegen.

  • ForwardingHeaders/runtime/WriteBarrier.h: Added.
  • WebCore.exp.in:
  • bindings/js/DOMWrapperWorld.h: (WebCore::DOMWrapperWorld::globalData):
  • bindings/js/JSAudioConstructor.cpp: (WebCore::JSAudioConstructor::JSAudioConstructor):
  • bindings/js/JSDOMBinding.cpp: (WebCore::markDOMNodesForDocument): (WebCore::markDOMObjectWrapper): (WebCore::markDOMNodeWrapper):
  • bindings/js/JSDOMGlobalObject.cpp: (WebCore::JSDOMGlobalObject::markChildren): (WebCore::JSDOMGlobalObject::setInjectedScript): (WebCore::JSDOMGlobalObject::injectedScript):
  • bindings/js/JSDOMGlobalObject.h: (WebCore::JSDOMGlobalObject::JSDOMGlobalObjectData::JSDOMGlobalObjectData): (WebCore::getDOMConstructor):
  • bindings/js/JSDOMWindowCustom.cpp: (WebCore::JSDOMWindow::setLocation): (WebCore::DialogHandler::dialogCreated):
  • bindings/js/JSDOMWindowShell.cpp: (WebCore::JSDOMWindowShell::JSDOMWindowShell): (WebCore::JSDOMWindowShell::setWindow): (WebCore::JSDOMWindowShell::markChildren): (WebCore::JSDOMWindowShell::unwrappedObject):
  • bindings/js/JSDOMWindowShell.h: (WebCore::JSDOMWindowShell::window): (WebCore::JSDOMWindowShell::setWindow):
  • bindings/js/JSEventListener.cpp: (WebCore::JSEventListener::JSEventListener): (WebCore::JSEventListener::markJSFunction):
  • bindings/js/JSEventListener.h: (WebCore::JSEventListener::jsFunction):
  • bindings/js/JSHTMLDocumentCustom.cpp: (WebCore::JSHTMLDocument::setAll):
  • bindings/js/JSImageConstructor.cpp: (WebCore::JSImageConstructor::JSImageConstructor):
  • bindings/js/JSImageDataCustom.cpp: (WebCore::toJS):
  • bindings/js/JSJavaScriptCallFrameCustom.cpp: (WebCore::JSJavaScriptCallFrame::scopeChain): (WebCore::JSJavaScriptCallFrame::scopeType):
  • bindings/js/JSNodeFilterCondition.cpp: (WebCore::JSNodeFilterCondition::markAggregate): (WebCore::JSNodeFilterCondition::acceptNode):
  • bindings/js/JSNodeFilterCondition.h:
  • bindings/js/JSNodeFilterCustom.cpp:
  • bindings/js/JSOptionConstructor.cpp: (WebCore::JSOptionConstructor::JSOptionConstructor):
  • bindings/js/JSSQLResultSetRowListCustom.cpp: (WebCore::JSSQLResultSetRowList::item):
  • bindings/js/ScriptCachedFrameData.cpp: (WebCore::ScriptCachedFrameData::restore):
  • bindings/js/ScriptObject.cpp: (WebCore::ScriptGlobalObject::set):
  • bindings/js/SerializedScriptValue.cpp: (WebCore::CloneDeserializer::putProperty):
  • bindings/scripts/CodeGeneratorJS.pm:
  • dom/Document.h:

2011-01-27 Oliver Hunt <[email protected]>

Reviewed by Geoffrey Garen.

Convert markstack to a slot visitor API
https://bugs.webkit.org/show_bug.cgi?id=53219

Update to new marking api

  • WebView/WebScriptDebugDelegate.mm: (-[WebScriptCallFrame scopeChain]):
File:
1 edited

Legend:

Unmodified
Added
Removed
  • trunk/Source/JavaScriptCore/jit/JITStubs.cpp

    r76595 r77006  
    846846        // should not be treated as a dictionary.
    847847        if (slotBaseObject->structure()->isDictionary()) {
    848             slotBaseObject->flattenDictionaryObject();
     848            slotBaseObject->flattenDictionaryObject(callFrame->globalData());
    849849            offset = slotBaseObject->structure()->get(propertyName);
    850850        }
     
    943943#define CHECK_FOR_EXCEPTION() \
    944944    do { \
    945         if (UNLIKELY(stackFrame.globalData->exception)) \
     945        if (UNLIKELY(stackFrame.globalData->exception.get())) \
    946946            VM_THROW_EXCEPTION(); \
    947947    } while (0)
    948948#define CHECK_FOR_EXCEPTION_AT_END() \
    949949    do { \
    950         if (UNLIKELY(stackFrame.globalData->exception)) \
     950        if (UNLIKELY(stackFrame.globalData->exception.get())) \
    951951            VM_THROW_EXCEPTION_AT_END(); \
    952952    } while (0)
    953953#define CHECK_FOR_EXCEPTION_VOID() \
    954954    do { \
    955         if (UNLIKELY(stackFrame.globalData->exception)) { \
     955        if (UNLIKELY(stackFrame.globalData->exception.get())) { \
    956956            VM_THROW_EXCEPTION_AT_END(); \
    957957            return; \
     
    14671467        // should not be treated as a dictionary.
    14681468        if (slotBaseObject->structure()->isDictionary())
    1469             slotBaseObject->flattenDictionaryObject();
     1469            slotBaseObject->flattenDictionaryObject(callFrame->globalData());
    14701470
    14711471        // The result fetched should always be the callee!
     
    16571657        // should not be treated as a dictionary.
    16581658        if (slotBaseObject->structure()->isDictionary()) {
    1659             slotBaseObject->flattenDictionaryObject();
     1659            slotBaseObject->flattenDictionaryObject(callFrame->globalData());
    16601660            offset = slotBaseObject->structure()->get(propertyName);
    16611661        }
     
    21482148    if (JSValue v = stackFrame.args[1].jsValue()) {
    21492149        if (!stackFrame.callFrame->codeBlock()->isStrictMode())
    2150             asArguments(v)->setActivation(activation);
     2150            asArguments(v)->setActivation(*stackFrame.globalData, activation);
    21512151    }
    21522152}
     
    22052205    Identifier& ident = stackFrame.args[0].identifier();
    22062206    do {
    2207         JSObject* o = *iter;
     2207        JSObject* o = iter->get();
    22082208        PropertySlot slot(o);
    22092209        if (o->getPropertySlot(callFrame, ident, slot)) {
     
    23982398            JSArray* jsArray = asArray(baseValue);
    23992399            if (jsArray->canSetIndex(i))
    2400                 jsArray->setIndex(i, value);
     2400                jsArray->setIndex(*globalData, i, value);
    24012401            else
    24022402                jsArray->JSArray::put(callFrame, i, value);
     
    26462646    Identifier& ident = stackFrame.args[0].identifier();
    26472647    do {
    2648         JSObject* o = *iter;
     2648        JSObject* o = iter->get();
    26492649        PropertySlot slot(o);
    26502650        if (o->getPropertySlot(callFrame, ident, slot)) {
     
    29752975    JSObject* base;
    29762976    do {
    2977         base = *iter;
     2977        base = iter->get();
    29782978        PropertySlot slot(base);
    29792979        if (base->getPropertySlot(callFrame, ident, slot)) {
     
    34813481    STUB_INIT_STACK_FRAME(stackFrame);
    34823482    JSGlobalData* globalData = stackFrame.globalData;
    3483     ExceptionHandler handler = jitThrow(globalData, stackFrame.callFrame, globalData->exception, globalData->exceptionLocation);
     3483    ExceptionHandler handler = jitThrow(globalData, stackFrame.callFrame, globalData->exception.get(), globalData->exceptionLocation);
    34843484    STUB_SET_RETURN_ADDRESS(handler.catchRoutine);
    34853485    return handler.callFrame;
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