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Diffstat (limited to 'deps/v8/src/runtime/runtime.h')
| -rw-r--r-- | deps/v8/src/runtime/runtime.h | 907 |
1 files changed, 907 insertions, 0 deletions
diff --git a/deps/v8/src/runtime/runtime.h b/deps/v8/src/runtime/runtime.h new file mode 100644 index 0000000000..da8511b1a4 --- /dev/null +++ b/deps/v8/src/runtime/runtime.h @@ -0,0 +1,907 @@ +// 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) \ + F(StoreToSuper_Strict, 4, 1) \ + F(StoreToSuper_Sloppy, 4, 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(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(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) \ + \ + /* Maths */ \ + F(MathPowSlow, 2, 1) \ + F(MathPowRT, 2, 1) + + +#define RUNTIME_FUNCTION_LIST_RETURN_PAIR(F) \ + F(LoadLookupSlot, 2, 2) \ + F(LoadLookupSlotNoReferenceError, 2, 2) \ + F(ResolvePossiblyDirectEval, 5, 2) \ + F(ForInInit, 2, 2) /* TODO(turbofan): Only temporary */ \ + F(ForInNext, 4, 2) /* TODO(turbofan): Only temporary */ + + +#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_RETURN_OBJECT(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) + + +#define RUNTIME_FUNCTION_LIST(F) \ + RUNTIME_FUNCTION_LIST_RETURN_OBJECT(F) \ + RUNTIME_FUNCTION_LIST_RETURN_PAIR(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<ConsStringIteratorOp>* string_iterator() { + return &string_iterator_; + } + unibrow::Mapping<unibrow::ToUppercase, 128>* to_upper_mapping() { + return &to_upper_mapping_; + } + unibrow::Mapping<unibrow::ToLowercase, 128>* 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<ConsStringIteratorOp> string_iterator_; + unibrow::Mapping<unibrow::ToUppercase, 128> to_upper_mapping_; + unibrow::Mapping<unibrow::ToLowercase, 128> 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<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); + + // General-purpose helper functions for runtime system. + static int StringMatch(Isolate* isolate, Handle<String> sub, + Handle<String> pat, int index); + + // 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); + + MUST_USE_RESULT static MaybeHandle<Object> SetObjectProperty( + Isolate* isolate, Handle<Object> object, Handle<Object> key, + Handle<Object> value, StrictMode strict_mode); + + MUST_USE_RESULT static MaybeHandle<Object> DefineObjectProperty( + Handle<JSObject> object, Handle<Object> key, Handle<Object> value, + PropertyAttributes attr); + + MUST_USE_RESULT static MaybeHandle<Object> DeleteObjectProperty( + Isolate* isolate, Handle<JSReceiver> object, Handle<Object> key, + JSReceiver::DeleteMode mode); + + MUST_USE_RESULT static MaybeHandle<Object> HasObjectProperty( + Isolate* isolate, Handle<JSReceiver> object, Handle<Object> key); + + MUST_USE_RESULT static MaybeHandle<Object> GetObjectProperty( + Isolate* isolate, Handle<Object> object, Handle<Object> key); + + static void SetupArrayBuffer(Isolate* isolate, + Handle<JSArrayBuffer> array_buffer, + bool is_external, void* data, + size_t allocated_length); + + static bool SetupArrayBufferAllocatingData(Isolate* isolate, + Handle<JSArrayBuffer> array_buffer, + size_t allocated_length, + bool initialize = true); + + static void NeuterArrayBuffer(Handle<JSArrayBuffer> 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<Object> CreateArrayLiteralBoilerplate( + Isolate* isolate, Handle<FixedArray> literals, + Handle<FixedArray> elements); +}; + + +//--------------------------------------------------------------------------- +// 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> {}; +class DeclareGlobalsStrictMode : public BitField<StrictMode, 2, 1> {}; +} +} // namespace v8::internal + +#endif // V8_RUNTIME_H_ |