// 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_H_ #define V8_RUNTIME_H_ #include "src/allocation.h" #include "src/zone.h" namespace v8 { namespace internal { // The interface to C++ runtime functions. // ---------------------------------------------------------------------------- // RUNTIME_FUNCTION_LIST_ALWAYS defines runtime calls available in both // release and debug mode. // This macro should only be used by the macro RUNTIME_FUNCTION_LIST. // WARNING: RUNTIME_FUNCTION_LIST_ALWAYS_* is a very large macro that caused // MSVC Intellisense to crash. It was broken into two macros to work around // this problem. Please avoid large recursive macros whenever possible. #define RUNTIME_FUNCTION_LIST_ALWAYS_1(F) \ /* Property access */ \ F(GetProperty, 2, 1) \ F(KeyedGetProperty, 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(GetArgumentsProperty, 1, 1) \ F(ToFastProperties, 1, 1) \ F(FinishArrayPrototypeSetup, 1, 1) \ F(SpecialArrayFunctions, 0, 1) \ F(IsSloppyModeFunction, 1, 1) \ F(GetDefaultReceiver, 1, 1) \ \ F(GetPrototype, 1, 1) \ F(SetPrototype, 2, 1) \ F(InternalSetPrototype, 2, 1) \ F(IsInPrototypeChain, 2, 1) \ \ F(GetOwnProperty, 2, 1) \ \ F(IsExtensible, 1, 1) \ F(PreventExtensions, 1, 1) \ \ /* Utilities */ \ F(CheckIsBootstrapping, 0, 1) \ F(GetRootNaN, 0, 1) \ F(Call, -1 /* >= 2 */, 1) \ F(Apply, 5, 1) \ F(GetFunctionDelegate, 1, 1) \ F(GetConstructorDelegate, 1, 1) \ F(DeoptimizeFunction, 1, 1) \ F(ClearFunctionTypeFeedback, 1, 1) \ F(RunningInSimulator, 0, 1) \ F(IsConcurrentRecompilationSupported, 0, 1) \ F(OptimizeFunctionOnNextCall, -1, 1) \ F(NeverOptimizeFunction, 1, 1) \ F(GetOptimizationStatus, -1, 1) \ F(GetOptimizationCount, 1, 1) \ F(UnblockConcurrentRecompilation, 0, 1) \ F(CompileForOnStackReplacement, 1, 1) \ F(SetAllocationTimeout, -1 /* 2 || 3 */, 1) \ F(SetNativeFlag, 1, 1) \ F(SetInlineBuiltinFlag, 1, 1) \ F(StoreArrayLiteralElement, 5, 1) \ F(DebugPrepareStepInIfStepping, 1, 1) \ F(DebugPushPromise, 1, 1) \ F(DebugPopPromise, 0, 1) \ F(DebugPromiseEvent, 1, 1) \ F(DebugPromiseRejectEvent, 2, 1) \ F(DebugAsyncTaskEvent, 1, 1) \ F(FlattenString, 1, 1) \ F(LoadMutableDouble, 2, 1) \ F(TryMigrateInstance, 1, 1) \ F(NotifyContextDisposed, 0, 1) \ \ /* Array join support */ \ F(PushIfAbsent, 2, 1) \ F(ArrayConcat, 1, 1) \ \ /* Conversions */ \ F(ToBool, 1, 1) \ F(Typeof, 1, 1) \ \ F(Booleanize, 2, 1) /* TODO(turbofan): Only temporary */ \ \ F(StringToNumber, 1, 1) \ F(StringParseInt, 2, 1) \ F(StringParseFloat, 1, 1) \ F(StringToLowerCase, 1, 1) \ F(StringToUpperCase, 1, 1) \ F(StringSplit, 3, 1) \ F(CharFromCode, 1, 1) \ F(URIEscape, 1, 1) \ F(URIUnescape, 1, 1) \ \ F(NumberToInteger, 1, 1) \ F(NumberToIntegerMapMinusZero, 1, 1) \ F(NumberToJSUint32, 1, 1) \ F(NumberToJSInt32, 1, 1) \ \ /* Arithmetic operations */ \ F(NumberAdd, 2, 1) \ F(NumberSub, 2, 1) \ F(NumberMul, 2, 1) \ F(NumberDiv, 2, 1) \ F(NumberMod, 2, 1) \ F(NumberUnaryMinus, 1, 1) \ F(NumberImul, 2, 1) \ \ F(StringBuilderConcat, 3, 1) \ F(StringBuilderJoin, 3, 1) \ F(SparseJoinWithSeparator, 3, 1) \ \ /* Bit operations */ \ F(NumberOr, 2, 1) \ F(NumberAnd, 2, 1) \ F(NumberXor, 2, 1) \ \ F(NumberShl, 2, 1) \ F(NumberShr, 2, 1) \ F(NumberSar, 2, 1) \ \ /* Comparisons */ \ F(NumberEquals, 2, 1) \ F(StringEquals, 2, 1) \ \ F(NumberCompare, 3, 1) \ F(SmiLexicographicCompare, 2, 1) \ \ /* Math */ \ F(MathAcos, 1, 1) \ F(MathAsin, 1, 1) \ F(MathAtan, 1, 1) \ F(MathFloorRT, 1, 1) \ F(MathAtan2, 2, 1) \ F(MathExpRT, 1, 1) \ F(RoundNumber, 1, 1) \ F(MathFround, 1, 1) \ F(RemPiO2, 1, 1) \ \ /* Regular expressions */ \ F(RegExpCompile, 3, 1) \ F(RegExpExecMultiple, 4, 1) \ F(RegExpInitializeObject, 6, 1) \ \ /* JSON */ \ F(ParseJson, 1, 1) \ F(BasicJSONStringify, 1, 1) \ F(QuoteJSONString, 1, 1) \ \ /* Strings */ \ F(StringIndexOf, 3, 1) \ F(StringLastIndexOf, 3, 1) \ F(StringLocaleCompare, 2, 1) \ F(StringReplaceGlobalRegExpWithString, 4, 1) \ F(StringReplaceOneCharWithString, 3, 1) \ F(StringMatch, 3, 1) \ F(StringTrim, 3, 1) \ F(StringToArray, 2, 1) \ F(NewStringWrapper, 1, 1) \ F(NewString, 2, 1) \ F(TruncateString, 2, 1) \ \ /* Numbers */ \ F(NumberToRadixString, 2, 1) \ F(NumberToFixed, 2, 1) \ F(NumberToExponential, 2, 1) \ F(NumberToPrecision, 2, 1) \ F(IsValidSmi, 1, 1) \ \ /* Classes support */ \ F(ToMethod, 2, 1) \ F(HomeObjectSymbol, 0, 1) \ F(ThrowNonMethodError, 0, 1) \ F(ThrowUnsupportedSuperError, 0, 1) \ F(LoadFromSuper, 3, 1) #define RUNTIME_FUNCTION_LIST_ALWAYS_2(F) \ /* Reflection */ \ F(FunctionSetInstanceClassName, 2, 1) \ F(FunctionSetLength, 2, 1) \ F(FunctionSetPrototype, 2, 1) \ F(FunctionGetName, 1, 1) \ F(FunctionSetName, 2, 1) \ F(FunctionNameShouldPrintAsAnonymous, 1, 1) \ F(FunctionMarkNameShouldPrintAsAnonymous, 1, 1) \ F(FunctionIsGenerator, 1, 1) \ F(FunctionIsArrow, 1, 1) \ F(FunctionIsConciseMethod, 1, 1) \ F(FunctionBindArguments, 4, 1) \ F(BoundFunctionGetBindings, 1, 1) \ F(FunctionRemovePrototype, 1, 1) \ F(FunctionGetSourceCode, 1, 1) \ F(FunctionGetScript, 1, 1) \ F(FunctionGetScriptSourcePosition, 1, 1) \ F(FunctionGetPositionForOffset, 2, 1) \ F(FunctionIsAPIFunction, 1, 1) \ F(FunctionIsBuiltin, 1, 1) \ F(GetScript, 1, 1) \ F(CollectStackTrace, 2, 1) \ F(GetV8Version, 0, 1) \ F(GeneratorGetFunction, 1, 1) \ F(GeneratorGetContext, 1, 1) \ F(GeneratorGetReceiver, 1, 1) \ F(GeneratorGetContinuation, 1, 1) \ F(GeneratorGetSourcePosition, 1, 1) \ \ F(SetCode, 2, 1) \ \ F(CreateApiFunction, 2, 1) \ F(IsTemplate, 1, 1) \ F(GetTemplateField, 2, 1) \ F(DisableAccessChecks, 1, 1) \ F(EnableAccessChecks, 1, 1) \ \ /* Dates */ \ F(DateCurrentTime, 0, 1) \ F(DateParseString, 2, 1) \ F(DateLocalTimezone, 1, 1) \ F(DateToUTC, 1, 1) \ F(DateMakeDay, 2, 1) \ F(DateSetValue, 3, 1) \ F(DateCacheVersion, 0, 1) \ \ /* Globals */ \ F(CompileString, 2, 1) \ \ /* Eval */ \ F(GlobalProxy, 1, 1) \ F(IsAttachedGlobal, 1, 1) \ \ F(AddNamedProperty, 4, 1) \ F(AddPropertyForTemplate, 4, 1) \ F(SetProperty, 4, 1) \ F(AddElement, 4, 1) \ F(DefineApiAccessorProperty, 5, 1) \ F(DefineDataPropertyUnchecked, 4, 1) \ F(DefineAccessorPropertyUnchecked, 5, 1) \ F(GetDataProperty, 2, 1) \ F(SetHiddenProperty, 3, 1) \ \ /* Arrays */ \ F(RemoveArrayHoles, 2, 1) \ F(GetArrayKeys, 2, 1) \ F(MoveArrayContents, 2, 1) \ F(EstimateNumberOfElements, 1, 1) \ F(NormalizeElements, 1, 1) \ \ /* Getters and Setters */ \ F(LookupAccessor, 3, 1) \ \ /* ES5 */ \ F(ObjectFreeze, 1, 1) \ \ /* Harmony modules */ \ F(IsJSModule, 1, 1) \ \ /* Harmony symbols */ \ F(CreateSymbol, 1, 1) \ F(CreatePrivateSymbol, 1, 1) \ F(CreateGlobalPrivateOwnSymbol, 1, 1) \ F(CreatePrivateOwnSymbol, 1, 1) \ F(NewSymbolWrapper, 1, 1) \ F(SymbolDescription, 1, 1) \ F(SymbolRegistry, 0, 1) \ F(SymbolIsPrivate, 1, 1) \ \ /* Harmony proxies */ \ 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) \ \ /* Harmony sets */ \ F(SetInitialize, 1, 1) \ F(SetAdd, 2, 1) \ F(SetHas, 2, 1) \ F(SetDelete, 2, 1) \ F(SetClear, 1, 1) \ F(SetGetSize, 1, 1) \ \ F(SetIteratorInitialize, 3, 1) \ F(SetIteratorNext, 2, 1) \ \ /* Harmony maps */ \ F(MapInitialize, 1, 1) \ F(MapGet, 2, 1) \ F(MapHas, 2, 1) \ F(MapDelete, 2, 1) \ F(MapClear, 1, 1) \ F(MapSet, 3, 1) \ F(MapGetSize, 1, 1) \ \ F(MapIteratorInitialize, 3, 1) \ F(MapIteratorNext, 2, 1) \ \ /* Harmony weak maps and sets */ \ F(WeakCollectionInitialize, 1, 1) \ F(WeakCollectionGet, 2, 1) \ F(WeakCollectionHas, 2, 1) \ F(WeakCollectionDelete, 2, 1) \ F(WeakCollectionSet, 3, 1) \ \ F(GetWeakMapEntries, 1, 1) \ F(GetWeakSetValues, 1, 1) \ \ /* Harmony events */ \ F(EnqueueMicrotask, 1, 1) \ F(RunMicrotasks, 0, 1) \ \ /* Harmony observe */ \ F(IsObserved, 1, 1) \ F(SetIsObserved, 1, 1) \ F(GetObservationState, 0, 1) \ F(ObservationWeakMapCreate, 0, 1) \ F(ObserverObjectAndRecordHaveSameOrigin, 3, 1) \ F(ObjectWasCreatedInCurrentOrigin, 1, 1) \ F(GetObjectContextObjectObserve, 1, 1) \ F(GetObjectContextObjectGetNotifier, 1, 1) \ F(GetObjectContextNotifierPerformChange, 1, 1) \ \ /* Harmony typed arrays */ \ F(ArrayBufferInitialize, 2, 1) \ F(ArrayBufferSliceImpl, 3, 1) \ F(ArrayBufferIsView, 1, 1) \ F(ArrayBufferNeuter, 1, 1) \ \ F(TypedArrayInitializeFromArrayLike, 4, 1) \ F(TypedArrayGetBuffer, 1, 1) \ F(TypedArraySetFastCases, 3, 1) \ \ F(DataViewGetBuffer, 1, 1) \ F(DataViewGetInt8, 3, 1) \ F(DataViewGetUint8, 3, 1) \ F(DataViewGetInt16, 3, 1) \ F(DataViewGetUint16, 3, 1) \ F(DataViewGetInt32, 3, 1) \ F(DataViewGetUint32, 3, 1) \ F(DataViewGetFloat32, 3, 1) \ F(DataViewGetFloat64, 3, 1) \ \ F(DataViewSetInt8, 4, 1) \ F(DataViewSetUint8, 4, 1) \ F(DataViewSetInt16, 4, 1) \ F(DataViewSetUint16, 4, 1) \ F(DataViewSetInt32, 4, 1) \ F(DataViewSetUint32, 4, 1) \ F(DataViewSetFloat32, 4, 1) \ F(DataViewSetFloat64, 4, 1) \ \ /* Statements */ \ F(NewObjectFromBound, 1, 1) \ \ /* Declarations and initialization */ \ F(InitializeVarGlobal, 3, 1) \ F(OptimizeObjectForAddingMultipleProperties, 2, 1) \ \ /* Debugging */ \ F(DebugPrint, 1, 1) \ F(GlobalPrint, 1, 1) \ F(DebugTrace, 0, 1) \ F(TraceEnter, 0, 1) \ F(TraceExit, 1, 1) \ F(Abort, 1, 1) \ F(AbortJS, 1, 1) \ /* ES5 */ \ F(OwnKeys, 1, 1) \ \ /* Message objects */ \ F(MessageGetStartPosition, 1, 1) \ F(MessageGetScript, 1, 1) \ \ /* Pseudo functions - handled as macros by parser */ \ F(IS_VAR, 1, 1) \ \ /* expose boolean functions from objects-inl.h */ \ F(HasFastSmiElements, 1, 1) \ F(HasFastSmiOrObjectElements, 1, 1) \ F(HasFastObjectElements, 1, 1) \ F(HasFastDoubleElements, 1, 1) \ F(HasFastHoleyElements, 1, 1) \ F(HasDictionaryElements, 1, 1) \ F(HasSloppyArgumentsElements, 1, 1) \ F(HasExternalUint8ClampedElements, 1, 1) \ F(HasExternalArrayElements, 1, 1) \ F(HasExternalInt8Elements, 1, 1) \ F(HasExternalUint8Elements, 1, 1) \ F(HasExternalInt16Elements, 1, 1) \ F(HasExternalUint16Elements, 1, 1) \ F(HasExternalInt32Elements, 1, 1) \ F(HasExternalUint32Elements, 1, 1) \ F(HasExternalFloat32Elements, 1, 1) \ F(HasExternalFloat64Elements, 1, 1) \ F(HasFixedUint8ClampedElements, 1, 1) \ F(HasFixedInt8Elements, 1, 1) \ F(HasFixedUint8Elements, 1, 1) \ F(HasFixedInt16Elements, 1, 1) \ F(HasFixedUint16Elements, 1, 1) \ F(HasFixedInt32Elements, 1, 1) \ F(HasFixedUint32Elements, 1, 1) \ F(HasFixedFloat32Elements, 1, 1) \ F(HasFixedFloat64Elements, 1, 1) \ F(HasFastProperties, 1, 1) \ F(TransitionElementsKind, 2, 1) \ F(HaveSameMap, 2, 1) \ F(IsJSGlobalProxy, 1, 1) \ F(ForInInit, 2, 2) /* TODO(turbofan): Only temporary */ \ F(ForInNext, 4, 2) /* TODO(turbofan): Only temporary */ \ F(ForInCacheArrayLength, 2, 1) /* TODO(turbofan): Only temporary */ #define RUNTIME_FUNCTION_LIST_ALWAYS_3(F) \ /* String and Regexp */ \ F(NumberToStringRT, 1, 1) \ F(RegExpConstructResult, 3, 1) \ F(RegExpExecRT, 4, 1) \ F(StringAdd, 2, 1) \ F(SubString, 3, 1) \ F(InternalizeString, 1, 1) \ F(StringCompare, 2, 1) \ F(StringCharCodeAtRT, 2, 1) \ F(GetFromCache, 2, 1) \ \ /* Compilation */ \ F(CompileLazy, 1, 1) \ F(CompileOptimized, 2, 1) \ F(TryInstallOptimizedCode, 1, 1) \ F(NotifyDeoptimized, 1, 1) \ F(NotifyStubFailure, 0, 1) \ \ /* Utilities */ \ F(AllocateInNewSpace, 1, 1) \ F(AllocateInTargetSpace, 2, 1) \ F(AllocateHeapNumber, 0, 1) \ F(NumberToSmi, 1, 1) \ F(NumberToStringSkipCache, 1, 1) \ \ F(NewArguments, 1, 1) /* TODO(turbofan): Only temporary */ \ F(NewSloppyArguments, 3, 1) \ F(NewStrictArguments, 3, 1) \ \ /* Harmony generators */ \ F(CreateJSGeneratorObject, 0, 1) \ F(SuspendJSGeneratorObject, 1, 1) \ F(ResumeJSGeneratorObject, 3, 1) \ F(ThrowGeneratorStateError, 1, 1) \ \ /* Arrays */ \ F(ArrayConstructor, -1, 1) \ F(InternalArrayConstructor, -1, 1) \ \ /* Literals */ \ F(MaterializeRegExpLiteral, 4, 1) \ F(CreateObjectLiteral, 4, 1) \ F(CreateArrayLiteral, 4, 1) \ F(CreateArrayLiteralStubBailout, 3, 1) \ \ /* Statements */ \ F(NewClosure, 3, 1) \ F(NewClosureFromStubFailure, 1, 1) \ F(NewObject, 1, 1) \ F(NewObjectWithAllocationSite, 2, 1) \ F(FinalizeInstanceSize, 1, 1) \ F(Throw, 1, 1) \ F(ReThrow, 1, 1) \ F(ThrowReferenceError, 1, 1) \ F(ThrowNotDateError, 0, 1) \ F(StackGuard, 0, 1) \ F(Interrupt, 0, 1) \ F(PromoteScheduledException, 0, 1) \ \ /* Contexts */ \ F(NewGlobalContext, 2, 1) \ F(NewFunctionContext, 1, 1) \ F(PushWithContext, 2, 1) \ F(PushCatchContext, 3, 1) \ F(PushBlockContext, 2, 1) \ F(PushModuleContext, 2, 1) \ F(DeleteLookupSlot, 2, 1) \ F(LoadLookupSlot, 2, 2) \ F(LoadLookupSlotNoReferenceError, 2, 2) \ F(StoreLookupSlot, 4, 1) \ \ /* Declarations and initialization */ \ F(DeclareGlobals, 3, 1) \ F(DeclareModules, 1, 1) \ F(DeclareLookupSlot, 4, 1) \ F(InitializeConstGlobal, 2, 1) \ F(InitializeLegacyConstLookupSlot, 3, 1) \ \ /* Eval */ \ F(ResolvePossiblyDirectEval, 6, 2) \ \ /* Maths */ \ F(MathPowSlow, 2, 1) \ F(MathPowRT, 2, 1) #define RUNTIME_FUNCTION_LIST_DEBUGGER(F) \ /* Debugger support*/ \ F(DebugBreak, 0, 1) \ F(SetDebugEventListener, 2, 1) \ F(Break, 0, 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(DebugCallbackSupportsStepping, 1, 1) \ F(SystemBreak, 0, 1) \ F(DebugDisassembleFunction, 1, 1) \ F(DebugDisassembleConstructor, 1, 1) \ F(FunctionGetInferredName, 1, 1) \ F(LiveEditFindSharedFunctionInfosForScript, 1, 1) \ F(LiveEditGatherCompileInfo, 2, 1) \ F(LiveEditReplaceScript, 3, 1) \ F(LiveEditReplaceFunctionCode, 2, 1) \ F(LiveEditFunctionSourceUpdated, 1, 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) \ F(GetFunctionCodePositionFromSource, 2, 1) \ F(ExecuteInDebugContext, 2, 1) \ \ F(SetFlags, 1, 1) \ F(CollectGarbage, 1, 1) \ F(GetHeapUsage, 0, 1) \ #ifdef V8_I18N_SUPPORT #define RUNTIME_FUNCTION_LIST_I18N_SUPPORT(F) \ /* i18n support */ \ /* Standalone, helper methods. */ \ 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) \ \ /* Date format and parse. */ \ F(CreateDateTimeFormat, 3, 1) \ F(InternalDateFormat, 2, 1) \ F(InternalDateParse, 2, 1) \ \ /* Number format and parse. */ \ F(CreateNumberFormat, 3, 1) \ F(InternalNumberFormat, 2, 1) \ F(InternalNumberParse, 2, 1) \ \ /* Collator. */ \ F(CreateCollator, 3, 1) \ F(InternalCompare, 3, 1) \ \ /* String.prototype.normalize. */ \ F(StringNormalize, 2, 1) \ \ /* Break iterator. */ \ 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 RUNTIME_FUNCTION_LIST_I18N_SUPPORT(F) #endif #ifdef DEBUG #define RUNTIME_FUNCTION_LIST_DEBUG(F) \ /* Testing */ \ F(ListNatives, 0, 1) #else #define RUNTIME_FUNCTION_LIST_DEBUG(F) #endif // ---------------------------------------------------------------------------- // RUNTIME_FUNCTION_LIST defines all runtime functions accessed // either directly by id (via the code generator), or indirectly // via a native call by name (from within JS code). // Entries have the form F(name, number of arguments, number of return values). #define RUNTIME_FUNCTION_LIST(F) \ RUNTIME_FUNCTION_LIST_ALWAYS_1(F) \ RUNTIME_FUNCTION_LIST_ALWAYS_2(F) \ RUNTIME_FUNCTION_LIST_ALWAYS_3(F) \ RUNTIME_FUNCTION_LIST_DEBUG(F) \ RUNTIME_FUNCTION_LIST_DEBUGGER(F) \ RUNTIME_FUNCTION_LIST_I18N_SUPPORT(F) // ---------------------------------------------------------------------------- // INLINE_FUNCTION_LIST defines all inlined functions accessed // with a native call of the form %_name from within JS code. // Entries have the form F(name, number of arguments, number of return values). #define INLINE_FUNCTION_LIST(F) \ F(IsSmi, 1, 1) \ F(IsNonNegativeSmi, 1, 1) \ F(IsArray, 1, 1) \ F(IsRegExp, 1, 1) \ F(IsConstructCall, 0, 1) \ F(CallFunction, -1 /* receiver + n args + function */, 1) \ F(ArgumentsLength, 0, 1) \ F(Arguments, 1, 1) \ F(ValueOf, 1, 1) \ F(SetValueOf, 2, 1) \ F(DateField, 2 /* date object, field index */, 1) \ F(StringCharFromCode, 1, 1) \ F(StringCharAt, 2, 1) \ F(OneByteSeqStringSetChar, 3, 1) \ F(TwoByteSeqStringSetChar, 3, 1) \ F(ObjectEquals, 2, 1) \ F(IsObject, 1, 1) \ F(IsFunction, 1, 1) \ F(IsUndetectableObject, 1, 1) \ F(IsSpecObject, 1, 1) \ F(IsStringWrapperSafeForDefaultValueOf, 1, 1) \ F(MathPow, 2, 1) \ F(IsMinusZero, 1, 1) \ F(HasCachedArrayIndex, 1, 1) \ F(GetCachedArrayIndex, 1, 1) \ F(FastOneByteArrayJoin, 2, 1) \ F(GeneratorNext, 2, 1) \ F(GeneratorThrow, 2, 1) \ F(DebugBreakInOptimizedCode, 0, 1) \ F(ClassOf, 1, 1) \ F(StringCharCodeAt, 2, 1) \ F(StringAdd, 2, 1) \ F(SubString, 3, 1) \ F(StringCompare, 2, 1) \ F(RegExpExec, 4, 1) \ F(RegExpConstructResult, 3, 1) \ F(GetFromCache, 2, 1) \ F(NumberToString, 1, 1) \ F(DebugIsActive, 0, 1) // ---------------------------------------------------------------------------- // INLINE_OPTIMIZED_FUNCTION_LIST defines all inlined functions accessed // with a native call of the form %_name from within JS code that also have // a corresponding runtime function, that is called from non-optimized code. // For the benefit of (fuzz) tests, the runtime version can also be called // directly as %name (i.e. without the leading underscore). // Entries have the form F(name, number of arguments, number of return values). #define INLINE_OPTIMIZED_FUNCTION_LIST(F) \ /* Typed Arrays */ \ F(TypedArrayInitialize, 5, 1) \ F(DataViewInitialize, 4, 1) \ F(MaxSmi, 0, 1) \ F(TypedArrayMaxSizeInHeap, 0, 1) \ F(ArrayBufferViewGetByteLength, 1, 1) \ F(ArrayBufferViewGetByteOffset, 1, 1) \ F(TypedArrayGetLength, 1, 1) \ /* ArrayBuffer */ \ F(ArrayBufferGetByteLength, 1, 1) \ /* Maths */ \ F(ConstructDouble, 2, 1) \ F(DoubleHi, 1, 1) \ F(DoubleLo, 1, 1) \ F(MathSqrtRT, 1, 1) \ F(MathLogRT, 1, 1) //--------------------------------------------------------------------------- // Runtime provides access to all C++ runtime functions. class RuntimeState { public: StaticResource* string_iterator() { return &string_iterator_; } unibrow::Mapping* to_upper_mapping() { return &to_upper_mapping_; } unibrow::Mapping* to_lower_mapping() { return &to_lower_mapping_; } ConsStringIteratorOp* string_iterator_compare_x() { return &string_iterator_compare_x_; } ConsStringIteratorOp* string_iterator_compare_y() { return &string_iterator_compare_y_; } ConsStringIteratorOp* string_locale_compare_it1() { return &string_locale_compare_it1_; } ConsStringIteratorOp* string_locale_compare_it2() { return &string_locale_compare_it2_; } private: RuntimeState() {} // Non-reentrant string buffer for efficient general use in the runtime. StaticResource string_iterator_; unibrow::Mapping to_upper_mapping_; unibrow::Mapping to_lower_mapping_; ConsStringIteratorOp string_iterator_compare_x_; ConsStringIteratorOp string_iterator_compare_y_; ConsStringIteratorOp string_locale_compare_it1_; ConsStringIteratorOp string_locale_compare_it2_; friend class Isolate; friend class Runtime; DISALLOW_COPY_AND_ASSIGN(RuntimeState); }; class Runtime : public AllStatic { public: enum FunctionId { #define F(name, nargs, ressize) k##name, RUNTIME_FUNCTION_LIST(F) INLINE_OPTIMIZED_FUNCTION_LIST(F) #undef F #define F(name, nargs, ressize) kInline##name, INLINE_FUNCTION_LIST(F) #undef F #define F(name, nargs, ressize) kInlineOptimized##name, INLINE_OPTIMIZED_FUNCTION_LIST(F) #undef F kNumFunctions, kFirstInlineFunction = kInlineIsSmi }; enum IntrinsicType { RUNTIME, INLINE, INLINE_OPTIMIZED }; // 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 dict); // Get the intrinsic function with the given name, which must be internalized. static const Function* FunctionForName(Handle 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); // General-purpose helper functions for runtime system. static int StringMatch(Isolate* isolate, Handle sub, Handle pat, int index); static bool IsUpperCaseChar(RuntimeState* runtime_state, uint16_t ch); // 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 GetElementOrCharAt( Isolate* isolate, Handle object, uint32_t index); MUST_USE_RESULT static MaybeHandle SetObjectProperty( Isolate* isolate, Handle object, Handle key, Handle value, StrictMode strict_mode); MUST_USE_RESULT static MaybeHandle DefineObjectProperty( Handle object, Handle key, Handle value, PropertyAttributes attr); MUST_USE_RESULT static MaybeHandle DeleteObjectProperty( Isolate* isolate, Handle object, Handle key, JSReceiver::DeleteMode mode); MUST_USE_RESULT static MaybeHandle HasObjectProperty( Isolate* isolate, Handle object, Handle key); MUST_USE_RESULT static MaybeHandle GetObjectProperty( Isolate* isolate, Handle object, Handle key); static void SetupArrayBuffer(Isolate* isolate, Handle array_buffer, bool is_external, void* data, size_t allocated_length); static bool SetupArrayBufferAllocatingData( Isolate* isolate, Handle array_buffer, size_t allocated_length, bool initialize = true); static void NeuterArrayBuffer(Handle array_buffer); static void FreeArrayBuffer( Isolate* isolate, JSArrayBuffer* phantom_array_buffer); 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 CreateArrayLiteralBoilerplate( Isolate* isolate, Handle literals, Handle elements); }; //--------------------------------------------------------------------------- // Constants used by interface to runtime functions. class AllocateDoubleAlignFlag: public BitField {}; class AllocateTargetSpace: public BitField {}; class DeclareGlobalsEvalFlag: public BitField {}; class DeclareGlobalsNativeFlag: public BitField {}; class DeclareGlobalsStrictMode: public BitField {}; } } // namespace v8::internal #endif // V8_RUNTIME_H_