| // Copyright 2012 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef V8_RUNTIME_RUNTIME_H_ |
| #define V8_RUNTIME_RUNTIME_H_ |
| |
| #include "src/allocation.h" |
| #include "src/objects.h" |
| #include "src/zone.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| // * Each intrinsic is consistently exposed in JavaScript via 2 names: |
| // * %#name, which is always a runtime call. |
| // * %_#name, which can be inlined or just a runtime call, the compiler in |
| // question decides. |
| // |
| // * IntrinsicTypes are Runtime::RUNTIME and Runtime::INLINE, respectively. |
| // |
| // * IDs are Runtime::k##name and Runtime::kInline##name, respectively. |
| // |
| // * All intrinsics have a C++ implementation Runtime_##name. |
| // |
| // * Each compiler has an explicit list of intrisics it supports, falling back |
| // to a simple runtime call if necessary. |
| |
| |
| // Entries have the form F(name, number of arguments, number of values): |
| |
| #define FOR_EACH_INTRINSIC_ARRAY(F) \ |
| F(FinishArrayPrototypeSetup, 1, 1) \ |
| F(SpecialArrayFunctions, 0, 1) \ |
| F(TransitionElementsKind, 2, 1) \ |
| F(PushIfAbsent, 2, 1) \ |
| F(ArrayConcat, 1, 1) \ |
| F(RemoveArrayHoles, 2, 1) \ |
| F(MoveArrayContents, 2, 1) \ |
| F(EstimateNumberOfElements, 1, 1) \ |
| F(GetArrayKeys, 2, 1) \ |
| F(ArrayConstructor, -1, 1) \ |
| F(ArrayConstructorWithSubclassing, -1, 1) \ |
| F(InternalArrayConstructor, -1, 1) \ |
| F(NormalizeElements, 1, 1) \ |
| F(GrowArrayElements, 2, 1) \ |
| F(HasComplexElements, 1, 1) \ |
| F(IsArray, 1, 1) \ |
| F(HasCachedArrayIndex, 1, 1) \ |
| F(GetCachedArrayIndex, 1, 1) \ |
| F(FixedArrayGet, 2, 1) \ |
| F(FixedArraySet, 3, 1) \ |
| F(FastOneByteArrayJoin, 2, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_ATOMICS(F) \ |
| F(AtomicsCompareExchange, 4, 1) \ |
| F(AtomicsLoad, 2, 1) \ |
| F(AtomicsStore, 3, 1) \ |
| F(AtomicsAdd, 3, 1) \ |
| F(AtomicsSub, 3, 1) \ |
| F(AtomicsAnd, 3, 1) \ |
| F(AtomicsOr, 3, 1) \ |
| F(AtomicsXor, 3, 1) \ |
| F(AtomicsExchange, 3, 1) \ |
| F(AtomicsIsLockFree, 1, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_CLASSES(F) \ |
| F(ThrowNonMethodError, 0, 1) \ |
| F(ThrowUnsupportedSuperError, 0, 1) \ |
| F(ThrowConstructorNonCallableError, 0, 1) \ |
| F(ThrowArrayNotSubclassableError, 0, 1) \ |
| F(ThrowStaticPrototypeError, 0, 1) \ |
| F(ThrowIfStaticPrototype, 1, 1) \ |
| F(ToMethod, 2, 1) \ |
| F(HomeObjectSymbol, 0, 1) \ |
| F(DefineClass, 6, 1) \ |
| F(DefineClassMethod, 3, 1) \ |
| F(ClassGetSourceCode, 1, 1) \ |
| F(LoadFromSuper, 4, 1) \ |
| F(LoadKeyedFromSuper, 4, 1) \ |
| F(StoreToSuper_Strict, 4, 1) \ |
| F(StoreToSuper_Sloppy, 4, 1) \ |
| F(StoreKeyedToSuper_Strict, 4, 1) \ |
| F(StoreKeyedToSuper_Sloppy, 4, 1) \ |
| F(HandleStepInForDerivedConstructors, 1, 1) \ |
| F(DefaultConstructorCallSuper, 2, 1) \ |
| F(CallSuperWithSpread, 1, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_COLLECTIONS(F) \ |
| F(StringGetRawHashField, 1, 1) \ |
| F(TheHole, 0, 1) \ |
| F(JSCollectionGetTable, 1, 1) \ |
| F(GenericHash, 1, 1) \ |
| F(SetInitialize, 1, 1) \ |
| F(SetGrow, 1, 1) \ |
| F(SetShrink, 1, 1) \ |
| F(SetClear, 1, 1) \ |
| F(SetIteratorInitialize, 3, 1) \ |
| F(SetIteratorClone, 1, 1) \ |
| F(SetIteratorNext, 2, 1) \ |
| F(SetIteratorDetails, 1, 1) \ |
| F(MapInitialize, 1, 1) \ |
| F(MapShrink, 1, 1) \ |
| F(MapClear, 1, 1) \ |
| F(MapGrow, 1, 1) \ |
| F(MapIteratorInitialize, 3, 1) \ |
| F(MapIteratorClone, 1, 1) \ |
| F(MapIteratorDetails, 1, 1) \ |
| F(GetWeakMapEntries, 2, 1) \ |
| F(MapIteratorNext, 2, 1) \ |
| F(WeakCollectionInitialize, 1, 1) \ |
| F(WeakCollectionGet, 3, 1) \ |
| F(WeakCollectionHas, 3, 1) \ |
| F(WeakCollectionDelete, 3, 1) \ |
| F(WeakCollectionSet, 4, 1) \ |
| F(GetWeakSetValues, 2, 1) \ |
| F(ObservationWeakMapCreate, 0, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_COMPILER(F) \ |
| F(CompileLazy, 1, 1) \ |
| F(CompileOptimized, 2, 1) \ |
| F(NotifyStubFailure, 0, 1) \ |
| F(NotifyDeoptimized, 1, 1) \ |
| F(CompileForOnStackReplacement, 1, 1) \ |
| F(TryInstallOptimizedCode, 1, 1) \ |
| F(CompileString, 2, 1) \ |
| F(ResolvePossiblyDirectEval, 5, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_DATE(F) \ |
| F(DateMakeDay, 2, 1) \ |
| F(DateSetValue, 3, 1) \ |
| F(IsDate, 1, 1) \ |
| F(ThrowNotDateError, 0, 1) \ |
| F(DateCurrentTime, 0, 1) \ |
| F(DateParseString, 2, 1) \ |
| F(DateLocalTimezone, 1, 1) \ |
| F(DateToUTC, 1, 1) \ |
| F(DateCacheVersion, 0, 1) \ |
| F(DateField, 2 /* date object, field index */, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_DEBUG(F) \ |
| F(DebugBreak, 0, 1) \ |
| F(SetDebugEventListener, 2, 1) \ |
| F(ScheduleBreak, 0, 1) \ |
| F(DebugGetInternalProperties, 1, 1) \ |
| F(DebugGetPropertyDetails, 2, 1) \ |
| F(DebugGetProperty, 2, 1) \ |
| F(DebugPropertyTypeFromDetails, 1, 1) \ |
| F(DebugPropertyAttributesFromDetails, 1, 1) \ |
| F(DebugPropertyIndexFromDetails, 1, 1) \ |
| F(DebugNamedInterceptorPropertyValue, 2, 1) \ |
| F(DebugIndexedInterceptorElementValue, 2, 1) \ |
| F(CheckExecutionState, 1, 1) \ |
| F(GetFrameCount, 1, 1) \ |
| F(GetFrameDetails, 2, 1) \ |
| F(GetScopeCount, 2, 1) \ |
| F(GetStepInPositions, 2, 1) \ |
| F(GetScopeDetails, 4, 1) \ |
| F(GetAllScopesDetails, 4, 1) \ |
| F(GetFunctionScopeCount, 1, 1) \ |
| F(GetFunctionScopeDetails, 2, 1) \ |
| F(SetScopeVariableValue, 6, 1) \ |
| F(DebugPrintScopes, 0, 1) \ |
| F(GetThreadCount, 1, 1) \ |
| F(GetThreadDetails, 2, 1) \ |
| F(SetDisableBreak, 1, 1) \ |
| F(GetBreakLocations, 2, 1) \ |
| F(SetFunctionBreakPoint, 3, 1) \ |
| F(SetScriptBreakPoint, 4, 1) \ |
| F(ClearBreakPoint, 1, 1) \ |
| F(ChangeBreakOnException, 2, 1) \ |
| F(IsBreakOnException, 1, 1) \ |
| F(PrepareStep, 4, 1) \ |
| F(ClearStepping, 0, 1) \ |
| F(DebugEvaluate, 6, 1) \ |
| F(DebugEvaluateGlobal, 4, 1) \ |
| F(DebugGetLoadedScripts, 0, 1) \ |
| F(DebugReferencedBy, 3, 1) \ |
| F(DebugConstructedBy, 2, 1) \ |
| F(DebugGetPrototype, 1, 1) \ |
| F(DebugSetScriptSource, 2, 1) \ |
| F(FunctionGetInferredName, 1, 1) \ |
| F(GetFunctionCodePositionFromSource, 2, 1) \ |
| F(ExecuteInDebugContext, 1, 1) \ |
| F(GetDebugContext, 0, 1) \ |
| F(CollectGarbage, 1, 1) \ |
| F(GetHeapUsage, 0, 1) \ |
| F(GetScript, 1, 1) \ |
| F(DebugCallbackSupportsStepping, 1, 1) \ |
| F(DebugPrepareStepInIfStepping, 1, 1) \ |
| F(DebugPushPromise, 2, 1) \ |
| F(DebugPopPromise, 0, 1) \ |
| F(DebugPromiseEvent, 1, 1) \ |
| F(DebugAsyncTaskEvent, 1, 1) \ |
| F(DebugIsActive, 0, 1) \ |
| F(DebugBreakInOptimizedCode, 0, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_FORIN(F) \ |
| F(ForInDone, 2, 1) \ |
| F(ForInFilter, 2, 1) \ |
| F(ForInNext, 4, 1) \ |
| F(ForInStep, 1, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_FUNCTION(F) \ |
| F(IsSloppyModeFunction, 1, 1) \ |
| F(FunctionGetName, 1, 1) \ |
| F(FunctionSetName, 2, 1) \ |
| F(FunctionNameShouldPrintAsAnonymous, 1, 1) \ |
| F(FunctionMarkNameShouldPrintAsAnonymous, 1, 1) \ |
| F(FunctionIsArrow, 1, 1) \ |
| F(FunctionIsConciseMethod, 1, 1) \ |
| F(FunctionRemovePrototype, 1, 1) \ |
| F(FunctionGetScript, 1, 1) \ |
| F(FunctionGetSourceCode, 1, 1) \ |
| F(FunctionGetScriptSourcePosition, 1, 1) \ |
| F(FunctionGetPositionForOffset, 2, 1) \ |
| F(FunctionSetInstanceClassName, 2, 1) \ |
| F(FunctionSetLength, 2, 1) \ |
| F(FunctionSetPrototype, 2, 1) \ |
| F(FunctionIsAPIFunction, 1, 1) \ |
| F(FunctionIsBuiltin, 1, 1) \ |
| F(SetCode, 2, 1) \ |
| F(SetNativeFlag, 1, 1) \ |
| F(ThrowStrongModeTooFewArguments, 0, 1) \ |
| F(IsConstructor, 1, 1) \ |
| F(SetForceInlineFlag, 1, 1) \ |
| F(FunctionBindArguments, 4, 1) \ |
| F(BoundFunctionGetBindings, 1, 1) \ |
| F(NewObjectFromBound, 1, 1) \ |
| F(Call, -1 /* >= 2 */, 1) \ |
| F(Apply, 5, 1) \ |
| F(GetFunctionDelegate, 1, 1) \ |
| F(GetConstructorDelegate, 1, 1) \ |
| F(GetOriginalConstructor, 0, 1) \ |
| F(CallFunction, -1 /* receiver + n args + function */, 1) \ |
| F(IsConstructCall, 0, 1) \ |
| F(IsFunction, 1, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_GENERATOR(F) \ |
| F(CreateJSGeneratorObject, 0, 1) \ |
| F(SuspendJSGeneratorObject, -1, 1) \ |
| F(ResumeJSGeneratorObject, 3, 1) \ |
| F(GeneratorClose, 1, 1) \ |
| F(GeneratorGetFunction, 1, 1) \ |
| F(GeneratorGetContext, 1, 1) \ |
| F(GeneratorGetReceiver, 1, 1) \ |
| F(GeneratorGetContinuation, 1, 1) \ |
| F(GeneratorGetSourcePosition, 1, 1) \ |
| F(FunctionIsGenerator, 1, 1) \ |
| F(GeneratorNext, 2, 1) \ |
| F(GeneratorThrow, 2, 1) |
| |
| |
| #ifdef V8_I18N_SUPPORT |
| #define FOR_EACH_INTRINSIC_I18N(F) \ |
| F(CanonicalizeLanguageTag, 1, 1) \ |
| F(AvailableLocalesOf, 1, 1) \ |
| F(GetDefaultICULocale, 0, 1) \ |
| F(GetLanguageTagVariants, 1, 1) \ |
| F(IsInitializedIntlObject, 1, 1) \ |
| F(IsInitializedIntlObjectOfType, 2, 1) \ |
| F(MarkAsInitializedIntlObjectOfType, 3, 1) \ |
| F(GetImplFromInitializedIntlObject, 1, 1) \ |
| F(CreateDateTimeFormat, 3, 1) \ |
| F(InternalDateFormat, 2, 1) \ |
| F(InternalDateParse, 2, 1) \ |
| F(CreateNumberFormat, 3, 1) \ |
| F(InternalNumberFormat, 2, 1) \ |
| F(InternalNumberParse, 2, 1) \ |
| F(CreateCollator, 3, 1) \ |
| F(InternalCompare, 3, 1) \ |
| F(StringNormalize, 2, 1) \ |
| F(CreateBreakIterator, 3, 1) \ |
| F(BreakIteratorAdoptText, 2, 1) \ |
| F(BreakIteratorFirst, 1, 1) \ |
| F(BreakIteratorNext, 1, 1) \ |
| F(BreakIteratorCurrent, 1, 1) \ |
| F(BreakIteratorBreakType, 1, 1) |
| #else |
| #define FOR_EACH_INTRINSIC_I18N(F) |
| #endif |
| |
| |
| #define FOR_EACH_INTRINSIC_INTERNAL(F) \ |
| F(CheckIsBootstrapping, 0, 1) \ |
| F(Throw, 1, 1) \ |
| F(ReThrow, 1, 1) \ |
| F(UnwindAndFindExceptionHandler, 0, 1) \ |
| F(PromoteScheduledException, 0, 1) \ |
| F(ThrowReferenceError, 1, 1) \ |
| F(NewTypeError, 2, 1) \ |
| F(NewSyntaxError, 2, 1) \ |
| F(NewReferenceError, 2, 1) \ |
| F(ThrowIteratorResultNotAnObject, 1, 1) \ |
| F(ThrowStrongModeImplicitConversion, 0, 1) \ |
| F(PromiseRejectEvent, 3, 1) \ |
| F(PromiseRevokeReject, 1, 1) \ |
| F(PromiseHasHandlerSymbol, 0, 1) \ |
| F(StackGuard, 0, 1) \ |
| F(Interrupt, 0, 1) \ |
| F(AllocateInNewSpace, 1, 1) \ |
| F(AllocateInTargetSpace, 2, 1) \ |
| F(CollectStackTrace, 2, 1) \ |
| F(RenderCallSite, 0, 1) \ |
| F(GetFromCacheRT, 2, 1) \ |
| F(MessageGetStartPosition, 1, 1) \ |
| F(MessageGetScript, 1, 1) \ |
| F(FormatMessageString, 4, 1) \ |
| F(CallSiteGetFileNameRT, 3, 1) \ |
| F(CallSiteGetFunctionNameRT, 3, 1) \ |
| F(CallSiteGetScriptNameOrSourceUrlRT, 3, 1) \ |
| F(CallSiteGetMethodNameRT, 3, 1) \ |
| F(CallSiteGetLineNumberRT, 3, 1) \ |
| F(CallSiteGetColumnNumberRT, 3, 1) \ |
| F(CallSiteIsNativeRT, 3, 1) \ |
| F(CallSiteIsToplevelRT, 3, 1) \ |
| F(CallSiteIsEvalRT, 3, 1) \ |
| F(CallSiteIsConstructorRT, 3, 1) \ |
| F(IS_VAR, 1, 1) \ |
| F(GetFromCache, 2, 1) \ |
| F(IncrementStatsCounter, 1, 1) \ |
| F(Likely, 1, 1) \ |
| F(Unlikely, 1, 1) \ |
| F(HarmonyToString, 0, 1) \ |
| F(GetTypeFeedbackVector, 1, 1) \ |
| F(GetCallerJSFunction, 0, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_JSON(F) \ |
| F(QuoteJSONString, 1, 1) \ |
| F(BasicJSONStringify, 1, 1) \ |
| F(ParseJson, 1, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_LITERALS(F) \ |
| F(CreateObjectLiteral, 4, 1) \ |
| F(CreateArrayLiteral, 4, 1) \ |
| F(CreateArrayLiteralStubBailout, 3, 1) \ |
| F(StoreArrayLiteralElement, 5, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_LIVEEDIT(F) \ |
| F(LiveEditFindSharedFunctionInfosForScript, 1, 1) \ |
| F(LiveEditGatherCompileInfo, 2, 1) \ |
| F(LiveEditReplaceScript, 3, 1) \ |
| F(LiveEditFunctionSourceUpdated, 1, 1) \ |
| F(LiveEditReplaceFunctionCode, 2, 1) \ |
| F(LiveEditFunctionSetScript, 2, 1) \ |
| F(LiveEditReplaceRefToNestedFunction, 3, 1) \ |
| F(LiveEditPatchFunctionPositions, 2, 1) \ |
| F(LiveEditCheckAndDropActivations, 2, 1) \ |
| F(LiveEditCompareStrings, 2, 1) \ |
| F(LiveEditRestartFrame, 2, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_MATHS(F) \ |
| F(MathAcos, 1, 1) \ |
| F(MathAsin, 1, 1) \ |
| F(MathAtan, 1, 1) \ |
| F(MathLogRT, 1, 1) \ |
| F(DoubleHi, 1, 1) \ |
| F(DoubleLo, 1, 1) \ |
| F(ConstructDouble, 2, 1) \ |
| F(RemPiO2, 2, 1) \ |
| F(MathAtan2, 2, 1) \ |
| F(MathExpRT, 1, 1) \ |
| F(MathClz32, 1, 1) \ |
| F(MathFloor, 1, 1) \ |
| F(MathPowSlow, 2, 1) \ |
| F(MathPowRT, 2, 1) \ |
| F(RoundNumber, 1, 1) \ |
| F(MathSqrt, 1, 1) \ |
| F(MathFround, 1, 1) \ |
| F(MathPow, 2, 1) \ |
| F(IsMinusZero, 1, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_NUMBERS(F) \ |
| F(NumberToRadixString, 2, 1) \ |
| F(NumberToFixed, 2, 1) \ |
| F(NumberToExponential, 2, 1) \ |
| F(NumberToPrecision, 2, 1) \ |
| F(IsValidSmi, 1, 1) \ |
| F(StringToNumber, 1, 1) \ |
| F(StringParseInt, 2, 1) \ |
| F(StringParseFloat, 1, 1) \ |
| F(NumberToStringRT, 1, 1) \ |
| F(NumberToStringSkipCache, 1, 1) \ |
| F(NumberToInteger, 1, 1) \ |
| F(NumberToIntegerMapMinusZero, 1, 1) \ |
| F(NumberToJSUint32, 1, 1) \ |
| F(NumberToJSInt32, 1, 1) \ |
| F(NumberToSmi, 1, 1) \ |
| F(NumberAdd, 2, 1) \ |
| F(NumberSub, 2, 1) \ |
| F(NumberMul, 2, 1) \ |
| F(NumberUnaryMinus, 1, 1) \ |
| F(NumberDiv, 2, 1) \ |
| F(NumberMod, 2, 1) \ |
| F(NumberImul, 2, 1) \ |
| F(NumberOr, 2, 1) \ |
| F(NumberAnd, 2, 1) \ |
| F(NumberXor, 2, 1) \ |
| F(NumberShl, 2, 1) \ |
| F(NumberShr, 2, 1) \ |
| F(NumberSar, 2, 1) \ |
| F(NumberEquals, 2, 1) \ |
| F(NumberCompare, 3, 1) \ |
| F(SmiLexicographicCompare, 2, 1) \ |
| F(MaxSmi, 0, 1) \ |
| F(NumberToString, 1, 1) \ |
| F(IsSmi, 1, 1) \ |
| F(IsNonNegativeSmi, 1, 1) \ |
| F(GetRootNaN, 0, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_OBJECT(F) \ |
| F(GetPrototype, 1, 1) \ |
| F(InternalSetPrototype, 2, 1) \ |
| F(SetPrototype, 2, 1) \ |
| F(IsInPrototypeChain, 2, 1) \ |
| F(GetOwnProperty, 2, 1) \ |
| F(PreventExtensions, 1, 1) \ |
| F(IsExtensible, 1, 1) \ |
| F(OptimizeObjectForAddingMultipleProperties, 2, 1) \ |
| F(ObjectFreeze, 1, 1) \ |
| F(ObjectSeal, 1, 1) \ |
| F(GetProperty, 2, 1) \ |
| F(GetPropertyStrong, 2, 1) \ |
| F(KeyedGetProperty, 2, 1) \ |
| F(KeyedGetPropertyStrong, 2, 1) \ |
| F(AddNamedProperty, 4, 1) \ |
| F(SetProperty, 4, 1) \ |
| F(AddElement, 3, 1) \ |
| F(AppendElement, 2, 1) \ |
| F(DeleteProperty, 3, 1) \ |
| F(HasOwnProperty, 2, 1) \ |
| F(HasProperty, 2, 1) \ |
| F(HasElement, 2, 1) \ |
| F(IsPropertyEnumerable, 2, 1) \ |
| F(GetPropertyNames, 1, 1) \ |
| F(GetPropertyNamesFast, 1, 1) \ |
| F(GetOwnPropertyNames, 2, 1) \ |
| F(GetOwnElementNames, 1, 1) \ |
| F(GetInterceptorInfo, 1, 1) \ |
| F(GetNamedInterceptorPropertyNames, 1, 1) \ |
| F(GetIndexedInterceptorElementNames, 1, 1) \ |
| F(OwnKeys, 1, 1) \ |
| F(ToFastProperties, 1, 1) \ |
| F(ToBool, 1, 1) \ |
| F(NewStringWrapper, 1, 1) \ |
| F(AllocateHeapNumber, 0, 1) \ |
| F(NewObject, 2, 1) \ |
| F(NewObjectWithAllocationSite, 3, 1) \ |
| F(FinalizeInstanceSize, 1, 1) \ |
| F(GlobalProxy, 1, 1) \ |
| F(LookupAccessor, 3, 1) \ |
| F(LoadMutableDouble, 2, 1) \ |
| F(TryMigrateInstance, 1, 1) \ |
| F(IsJSGlobalProxy, 1, 1) \ |
| F(DefineAccessorPropertyUnchecked, 5, 1) \ |
| F(DefineDataPropertyUnchecked, 4, 1) \ |
| F(GetDataProperty, 2, 1) \ |
| F(HasFastPackedElements, 1, 1) \ |
| F(ValueOf, 1, 1) \ |
| F(SetValueOf, 2, 1) \ |
| F(JSValueGetValue, 1, 1) \ |
| F(HeapObjectGetMap, 1, 1) \ |
| F(MapGetInstanceType, 1, 1) \ |
| F(ObjectEquals, 2, 1) \ |
| F(IsObject, 1, 1) \ |
| F(IsUndetectableObject, 1, 1) \ |
| F(IsSpecObject, 1, 1) \ |
| F(IsStrong, 1, 1) \ |
| F(ClassOf, 1, 1) \ |
| F(DefineGetterPropertyUnchecked, 4, 1) \ |
| F(DefineSetterPropertyUnchecked, 4, 1) \ |
| F(IsAccessCheckNeeded, 1, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_OBSERVE(F) \ |
| F(IsObserved, 1, 1) \ |
| F(SetIsObserved, 1, 1) \ |
| F(EnqueueMicrotask, 1, 1) \ |
| F(RunMicrotasks, 0, 1) \ |
| F(DeliverObservationChangeRecords, 2, 1) \ |
| F(GetObservationState, 0, 1) \ |
| F(ObserverObjectAndRecordHaveSameOrigin, 3, 1) \ |
| F(ObjectWasCreatedInCurrentOrigin, 1, 1) \ |
| F(GetObjectContextObjectObserve, 1, 1) \ |
| F(GetObjectContextObjectGetNotifier, 1, 1) \ |
| F(GetObjectContextNotifierPerformChange, 1, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_PROXY(F) \ |
| F(CreateJSProxy, 2, 1) \ |
| F(CreateJSFunctionProxy, 4, 1) \ |
| F(IsJSProxy, 1, 1) \ |
| F(IsJSFunctionProxy, 1, 1) \ |
| F(GetHandler, 1, 1) \ |
| F(GetCallTrap, 1, 1) \ |
| F(GetConstructTrap, 1, 1) \ |
| F(Fix, 1, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_REGEXP(F) \ |
| F(StringReplaceGlobalRegExpWithString, 4, 1) \ |
| F(StringSplit, 3, 1) \ |
| F(RegExpExec, 4, 1) \ |
| F(RegExpConstructResultRT, 3, 1) \ |
| F(RegExpConstructResult, 3, 1) \ |
| F(RegExpInitializeAndCompile, 3, 1) \ |
| F(MaterializeRegExpLiteral, 4, 1) \ |
| F(RegExpExecMultiple, 4, 1) \ |
| F(RegExpExecReThrow, 4, 1) \ |
| F(IsRegExp, 1, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_SCOPES(F) \ |
| F(ThrowConstAssignError, 0, 1) \ |
| F(DeclareGlobals, 3, 1) \ |
| F(InitializeVarGlobal, 3, 1) \ |
| F(InitializeConstGlobal, 2, 1) \ |
| F(DeclareLookupSlot, 4, 1) \ |
| F(InitializeLegacyConstLookupSlot, 3, 1) \ |
| F(NewArguments, 1, 1) /* TODO(turbofan): Only temporary */ \ |
| F(NewSloppyArguments, 3, 1) \ |
| F(NewStrictArguments, 3, 1) \ |
| F(NewRestParam, 4, 1) \ |
| F(NewRestParamSlow, 2, 1) \ |
| F(NewClosureFromStubFailure, 1, 1) \ |
| F(NewClosure, 3, 1) \ |
| F(NewScriptContext, 2, 1) \ |
| F(NewFunctionContext, 1, 1) \ |
| F(PushWithContext, 2, 1) \ |
| F(PushCatchContext, 3, 1) \ |
| F(PushBlockContext, 2, 1) \ |
| F(IsJSModule, 1, 1) \ |
| F(PushModuleContext, 2, 1) \ |
| F(DeclareModules, 1, 1) \ |
| F(DeleteLookupSlot, 2, 1) \ |
| F(StoreLookupSlot, 4, 1) \ |
| F(GetArgumentsProperty, 1, 1) \ |
| F(ArgumentsLength, 0, 1) \ |
| F(Arguments, 1, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_STRINGS(F) \ |
| F(StringReplaceOneCharWithString, 3, 1) \ |
| F(StringIndexOf, 3, 1) \ |
| F(StringLastIndexOf, 3, 1) \ |
| F(StringLocaleCompare, 2, 1) \ |
| F(SubStringRT, 3, 1) \ |
| F(SubString, 3, 1) \ |
| F(StringAddRT, 2, 1) \ |
| F(StringAdd, 2, 1) \ |
| F(InternalizeString, 1, 1) \ |
| F(StringMatch, 3, 1) \ |
| F(StringCharCodeAtRT, 2, 1) \ |
| F(CharFromCode, 1, 1) \ |
| F(StringCompareRT, 2, 1) \ |
| F(StringCompare, 2, 1) \ |
| F(StringBuilderConcat, 3, 1) \ |
| F(StringBuilderJoin, 3, 1) \ |
| F(SparseJoinWithSeparator, 3, 1) \ |
| F(StringToArray, 2, 1) \ |
| F(StringToLowerCase, 1, 1) \ |
| F(StringToUpperCase, 1, 1) \ |
| F(StringTrim, 3, 1) \ |
| F(TruncateString, 2, 1) \ |
| F(NewString, 2, 1) \ |
| F(NewConsString, 4, 1) \ |
| F(StringEquals, 2, 1) \ |
| F(FlattenString, 1, 1) \ |
| F(StringCharFromCode, 1, 1) \ |
| F(StringCharAt, 2, 1) \ |
| F(OneByteSeqStringGetChar, 2, 1) \ |
| F(OneByteSeqStringSetChar, 3, 1) \ |
| F(TwoByteSeqStringGetChar, 2, 1) \ |
| F(TwoByteSeqStringSetChar, 3, 1) \ |
| F(StringCharCodeAt, 2, 1) \ |
| F(IsStringWrapperSafeForDefaultValueOf, 1, 1) \ |
| F(StringGetLength, 1, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_SYMBOL(F) \ |
| F(CreateSymbol, 1, 1) \ |
| F(CreatePrivateSymbol, 1, 1) \ |
| F(CreateGlobalPrivateSymbol, 1, 1) \ |
| F(NewSymbolWrapper, 1, 1) \ |
| F(SymbolDescription, 1, 1) \ |
| F(SymbolRegistry, 0, 1) \ |
| F(SymbolIsPrivate, 1, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_TEST(F) \ |
| F(DeoptimizeFunction, 1, 1) \ |
| F(DeoptimizeNow, 0, 1) \ |
| F(RunningInSimulator, 0, 1) \ |
| F(IsConcurrentRecompilationSupported, 0, 1) \ |
| F(OptimizeFunctionOnNextCall, -1, 1) \ |
| F(OptimizeOsr, -1, 1) \ |
| F(NeverOptimizeFunction, 1, 1) \ |
| F(GetOptimizationStatus, -1, 1) \ |
| F(UnblockConcurrentRecompilation, 0, 1) \ |
| F(GetOptimizationCount, 1, 1) \ |
| F(GetUndetectable, 0, 1) \ |
| F(ClearFunctionTypeFeedback, 1, 1) \ |
| F(NotifyContextDisposed, 0, 1) \ |
| F(SetAllocationTimeout, -1 /* 2 || 3 */, 1) \ |
| F(DebugPrint, 1, 1) \ |
| F(DebugTrace, 0, 1) \ |
| F(GlobalPrint, 1, 1) \ |
| F(SystemBreak, 0, 1) \ |
| F(SetFlags, 1, 1) \ |
| F(Abort, 1, 1) \ |
| F(AbortJS, 1, 1) \ |
| F(NativeScriptsCount, 0, 1) \ |
| F(GetV8Version, 0, 1) \ |
| F(DisassembleFunction, 1, 1) \ |
| F(TraceEnter, 0, 1) \ |
| F(TraceExit, 1, 1) \ |
| F(HaveSameMap, 2, 1) \ |
| F(HasFastSmiElements, 1, 1) \ |
| F(HasFastObjectElements, 1, 1) \ |
| F(HasFastSmiOrObjectElements, 1, 1) \ |
| F(HasFastDoubleElements, 1, 1) \ |
| F(HasFastHoleyElements, 1, 1) \ |
| F(HasDictionaryElements, 1, 1) \ |
| F(HasSloppyArgumentsElements, 1, 1) \ |
| F(HasExternalArrayElements, 1, 1) \ |
| F(HasFastProperties, 1, 1) \ |
| F(HasExternalUint8Elements, 1, 1) \ |
| F(HasExternalInt8Elements, 1, 1) \ |
| F(HasExternalUint16Elements, 1, 1) \ |
| F(HasExternalInt16Elements, 1, 1) \ |
| F(HasExternalUint32Elements, 1, 1) \ |
| F(HasExternalInt32Elements, 1, 1) \ |
| F(HasExternalFloat32Elements, 1, 1) \ |
| F(HasExternalFloat64Elements, 1, 1) \ |
| F(HasExternalUint8ClampedElements, 1, 1) \ |
| F(HasFixedUint8Elements, 1, 1) \ |
| F(HasFixedInt8Elements, 1, 1) \ |
| F(HasFixedUint16Elements, 1, 1) \ |
| F(HasFixedInt16Elements, 1, 1) \ |
| F(HasFixedUint32Elements, 1, 1) \ |
| F(HasFixedInt32Elements, 1, 1) \ |
| F(HasFixedFloat32Elements, 1, 1) \ |
| F(HasFixedFloat64Elements, 1, 1) \ |
| F(HasFixedUint8ClampedElements, 1, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_TYPEDARRAY(F) \ |
| F(ArrayBufferInitialize, 3, 1) \ |
| F(ArrayBufferGetByteLength, 1, 1) \ |
| F(ArrayBufferSliceImpl, 3, 1) \ |
| F(ArrayBufferIsView, 1, 1) \ |
| F(ArrayBufferNeuter, 1, 1) \ |
| F(TypedArrayInitialize, 6, 1) \ |
| F(TypedArrayInitializeFromArrayLike, 4, 1) \ |
| F(ArrayBufferViewGetByteLength, 1, 1) \ |
| F(ArrayBufferViewGetByteOffset, 1, 1) \ |
| F(TypedArrayGetLength, 1, 1) \ |
| F(DataViewGetBuffer, 1, 1) \ |
| F(TypedArrayGetBuffer, 1, 1) \ |
| F(TypedArraySetFastCases, 3, 1) \ |
| F(TypedArrayMaxSizeInHeap, 0, 1) \ |
| F(IsTypedArray, 1, 1) \ |
| F(IsSharedTypedArray, 1, 1) \ |
| F(IsSharedIntegerTypedArray, 1, 1) \ |
| F(DataViewInitialize, 4, 1) \ |
| F(DataViewGetUint8, 3, 1) \ |
| F(DataViewGetInt8, 3, 1) \ |
| F(DataViewGetUint16, 3, 1) \ |
| F(DataViewGetInt16, 3, 1) \ |
| F(DataViewGetUint32, 3, 1) \ |
| F(DataViewGetInt32, 3, 1) \ |
| F(DataViewGetFloat32, 3, 1) \ |
| F(DataViewGetFloat64, 3, 1) \ |
| F(DataViewSetUint8, 4, 1) \ |
| F(DataViewSetInt8, 4, 1) \ |
| F(DataViewSetUint16, 4, 1) \ |
| F(DataViewSetInt16, 4, 1) \ |
| F(DataViewSetUint32, 4, 1) \ |
| F(DataViewSetInt32, 4, 1) \ |
| F(DataViewSetFloat32, 4, 1) \ |
| F(DataViewSetFloat64, 4, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_URI(F) \ |
| F(URIEscape, 1, 1) \ |
| F(URIUnescape, 1, 1) |
| |
| |
| #define FOR_EACH_INTRINSIC_RETURN_PAIR(F) \ |
| F(LoadLookupSlot, 2, 2) \ |
| F(LoadLookupSlotNoReferenceError, 2, 2) |
| |
| |
| #define FOR_EACH_INTRINSIC_RETURN_OBJECT(F) \ |
| FOR_EACH_INTRINSIC_ARRAY(F) \ |
| FOR_EACH_INTRINSIC_ATOMICS(F) \ |
| FOR_EACH_INTRINSIC_CLASSES(F) \ |
| FOR_EACH_INTRINSIC_COLLECTIONS(F) \ |
| FOR_EACH_INTRINSIC_COMPILER(F) \ |
| FOR_EACH_INTRINSIC_DATE(F) \ |
| FOR_EACH_INTRINSIC_DEBUG(F) \ |
| FOR_EACH_INTRINSIC_FORIN(F) \ |
| FOR_EACH_INTRINSIC_FUNCTION(F) \ |
| FOR_EACH_INTRINSIC_GENERATOR(F) \ |
| FOR_EACH_INTRINSIC_I18N(F) \ |
| FOR_EACH_INTRINSIC_INTERNAL(F) \ |
| FOR_EACH_INTRINSIC_JSON(F) \ |
| FOR_EACH_INTRINSIC_LITERALS(F) \ |
| FOR_EACH_INTRINSIC_LIVEEDIT(F) \ |
| FOR_EACH_INTRINSIC_MATHS(F) \ |
| FOR_EACH_INTRINSIC_NUMBERS(F) \ |
| FOR_EACH_INTRINSIC_OBJECT(F) \ |
| FOR_EACH_INTRINSIC_OBSERVE(F) \ |
| FOR_EACH_INTRINSIC_PROXY(F) \ |
| FOR_EACH_INTRINSIC_REGEXP(F) \ |
| FOR_EACH_INTRINSIC_SCOPES(F) \ |
| FOR_EACH_INTRINSIC_STRINGS(F) \ |
| FOR_EACH_INTRINSIC_SYMBOL(F) \ |
| FOR_EACH_INTRINSIC_TEST(F) \ |
| FOR_EACH_INTRINSIC_TYPEDARRAY(F) \ |
| FOR_EACH_INTRINSIC_URI(F) |
| |
| // FOR_EACH_INTRINSIC defines the list of all intrinsics, coming in 2 flavors, |
| // either returning an object or a pair. |
| #define FOR_EACH_INTRINSIC(F) \ |
| FOR_EACH_INTRINSIC_RETURN_PAIR(F) \ |
| FOR_EACH_INTRINSIC_RETURN_OBJECT(F) |
| |
| |
| //--------------------------------------------------------------------------- |
| // Runtime provides access to all C++ runtime functions. |
| |
| class RuntimeState { |
| public: |
| unibrow::Mapping<unibrow::ToUppercase, 128>* to_upper_mapping() { |
| return &to_upper_mapping_; |
| } |
| unibrow::Mapping<unibrow::ToLowercase, 128>* to_lower_mapping() { |
| return &to_lower_mapping_; |
| } |
| |
| private: |
| RuntimeState() {} |
| unibrow::Mapping<unibrow::ToUppercase, 128> to_upper_mapping_; |
| unibrow::Mapping<unibrow::ToLowercase, 128> to_lower_mapping_; |
| |
| friend class Isolate; |
| friend class Runtime; |
| |
| DISALLOW_COPY_AND_ASSIGN(RuntimeState); |
| }; |
| |
| |
| class JavaScriptFrameIterator; // Forward declaration. |
| |
| |
| class Runtime : public AllStatic { |
| public: |
| enum FunctionId { |
| #define F(name, nargs, ressize) k##name, |
| #define I(name, nargs, ressize) kInline##name, |
| FOR_EACH_INTRINSIC(F) FOR_EACH_INTRINSIC(I) |
| #undef I |
| #undef F |
| kNumFunctions, |
| }; |
| |
| enum IntrinsicType { RUNTIME, INLINE }; |
| |
| // Intrinsic function descriptor. |
| struct Function { |
| FunctionId function_id; |
| IntrinsicType intrinsic_type; |
| // The JS name of the function. |
| const char* name; |
| |
| // The C++ (native) entry point. NULL if the function is inlined. |
| byte* entry; |
| |
| // The number of arguments expected. nargs is -1 if the function takes |
| // a variable number of arguments. |
| int nargs; |
| // Size of result. Most functions return a single pointer, size 1. |
| int result_size; |
| }; |
| |
| static const int kNotFound = -1; |
| |
| // Add internalized strings for all the intrinsic function names to a |
| // StringDictionary. |
| static void InitializeIntrinsicFunctionNames(Isolate* isolate, |
| Handle<NameDictionary> dict); |
| |
| // Get the intrinsic function with the given name, which must be internalized. |
| static const Function* FunctionForName(Handle<String> name); |
| |
| // Get the intrinsic function with the given FunctionId. |
| static const Function* FunctionForId(FunctionId id); |
| |
| // Get the intrinsic function with the given function entry address. |
| static const Function* FunctionForEntry(Address ref); |
| |
| // TODO(1240886): Some of the following methods are *not* handle safe, but |
| // accept handle arguments. This seems fragile. |
| |
| // Support getting the characters in a string using [] notation as |
| // in Firefox/SpiderMonkey, Safari and Opera. |
| MUST_USE_RESULT static MaybeHandle<Object> GetElementOrCharAt( |
| Isolate* isolate, Handle<Object> object, uint32_t index, |
| LanguageMode language_mode = SLOPPY); |
| |
| MUST_USE_RESULT static MaybeHandle<Object> DeleteObjectProperty( |
| Isolate* isolate, Handle<JSReceiver> receiver, Handle<Object> key, |
| LanguageMode language_mode); |
| |
| MUST_USE_RESULT static MaybeHandle<Object> SetObjectProperty( |
| Isolate* isolate, Handle<Object> object, Handle<Object> key, |
| Handle<Object> value, LanguageMode language_mode); |
| |
| MUST_USE_RESULT static MaybeHandle<Object> GetObjectProperty( |
| Isolate* isolate, Handle<Object> object, Handle<Object> key, |
| LanguageMode language_mode = SLOPPY); |
| |
| MUST_USE_RESULT static MaybeHandle<Object> KeyedGetObjectProperty( |
| Isolate* isolate, Handle<Object> receiver_obj, Handle<Object> key_obj, |
| LanguageMode language_mode); |
| |
| MUST_USE_RESULT static MaybeHandle<Object> GetPrototype( |
| Isolate* isolate, Handle<Object> object); |
| |
| MUST_USE_RESULT static MaybeHandle<Name> ToName(Isolate* isolate, |
| Handle<Object> key); |
| |
| static void SetupArrayBuffer(Isolate* isolate, |
| Handle<JSArrayBuffer> array_buffer, |
| bool is_external, void* data, |
| size_t allocated_length, |
| SharedFlag shared = SharedFlag::kNotShared); |
| |
| static bool SetupArrayBufferAllocatingData( |
| Isolate* isolate, Handle<JSArrayBuffer> array_buffer, |
| size_t allocated_length, bool initialize = true, |
| SharedFlag shared = SharedFlag::kNotShared); |
| |
| static void NeuterArrayBuffer(Handle<JSArrayBuffer> array_buffer); |
| |
| static int FindIndexedNonNativeFrame(JavaScriptFrameIterator* it, int index); |
| |
| enum TypedArrayId { |
| // arrayIds below should be synchromized with typedarray.js natives. |
| ARRAY_ID_UINT8 = 1, |
| ARRAY_ID_INT8 = 2, |
| ARRAY_ID_UINT16 = 3, |
| ARRAY_ID_INT16 = 4, |
| ARRAY_ID_UINT32 = 5, |
| ARRAY_ID_INT32 = 6, |
| ARRAY_ID_FLOAT32 = 7, |
| ARRAY_ID_FLOAT64 = 8, |
| ARRAY_ID_UINT8_CLAMPED = 9, |
| ARRAY_ID_FIRST = ARRAY_ID_UINT8, |
| ARRAY_ID_LAST = ARRAY_ID_UINT8_CLAMPED |
| }; |
| |
| static void ArrayIdToTypeAndSize(int array_id, ExternalArrayType* type, |
| ElementsKind* external_elements_kind, |
| ElementsKind* fixed_elements_kind, |
| size_t* element_size); |
| |
| // Used in runtime.cc and hydrogen's VisitArrayLiteral. |
| MUST_USE_RESULT static MaybeHandle<Object> CreateArrayLiteralBoilerplate( |
| Isolate* isolate, Handle<FixedArray> literals, |
| Handle<FixedArray> elements, bool is_strong); |
| |
| |
| static void JSMapInitialize(Isolate* isolate, Handle<JSMap> map); |
| static void JSMapClear(Isolate* isolate, Handle<JSMap> map); |
| static void JSSetInitialize(Isolate* isolate, Handle<JSSet> set); |
| static void JSSetClear(Isolate* isolate, Handle<JSSet> set); |
| |
| static void WeakCollectionInitialize( |
| Isolate* isolate, Handle<JSWeakCollection> weak_collection); |
| static void WeakCollectionSet(Handle<JSWeakCollection> weak_collection, |
| Handle<Object> key, Handle<Object> value, |
| int32_t hash); |
| static bool WeakCollectionDelete(Handle<JSWeakCollection> weak_collection, |
| Handle<Object> key); |
| static bool WeakCollectionDelete(Handle<JSWeakCollection> weak_collection, |
| Handle<Object> key, int32_t hash); |
| |
| static MaybeHandle<JSArray> GetInternalProperties(Isolate* isolate, |
| Handle<Object>); |
| |
| static bool AtomicIsLockFree(uint32_t size); |
| }; |
| |
| |
| std::ostream& operator<<(std::ostream&, Runtime::FunctionId); |
| |
| //--------------------------------------------------------------------------- |
| // Constants used by interface to runtime functions. |
| |
| class AllocateDoubleAlignFlag : public BitField<bool, 0, 1> {}; |
| class AllocateTargetSpace : public BitField<AllocationSpace, 1, 3> {}; |
| |
| class DeclareGlobalsEvalFlag : public BitField<bool, 0, 1> {}; |
| class DeclareGlobalsNativeFlag : public BitField<bool, 1, 1> {}; |
| STATIC_ASSERT(LANGUAGE_END == 3); |
| class DeclareGlobalsLanguageMode : public BitField<LanguageMode, 2, 2> {}; |
| |
| //--------------------------------------------------------------------------- |
| // Inline functions |
| |
| // Assume that 32-bit architectures don't have 64-bit atomic ops. |
| // TODO(binji): can we do better here? |
| #if V8_TARGET_ARCH_64_BIT && V8_HOST_ARCH_64_BIT |
| |
| #define ATOMICS_REQUIRE_LOCK_64_BIT 0 |
| |
| inline bool Runtime::AtomicIsLockFree(uint32_t size) { |
| return size == 1 || size == 2 || size == 4 || size == 8; |
| } |
| |
| #else |
| |
| #define ATOMICS_REQUIRE_LOCK_64_BIT 1 |
| |
| inline bool Runtime::AtomicIsLockFree(uint32_t size) { |
| return size == 1 || size == 2 || size == 4; |
| } |
| |
| #endif |
| |
| } // namespace internal |
| } // namespace v8 |
| |
| #endif // V8_RUNTIME_RUNTIME_H_ |