| // 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 <memory> |
| |
| #include "src/allocation.h" |
| #include "src/base/platform/time.h" |
| #include "src/elements-kind.h" |
| #include "src/globals.h" |
| #include "src/unicode.h" |
| #include "src/zone/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): |
| // A variable number of arguments is specified by a -1, additional restrictions |
| // are specified by inline comments |
| |
| #define FOR_EACH_INTRINSIC_ARRAY(F) \ |
| F(TransitionElementsKind, 2, 1) \ |
| F(RemoveArrayHoles, 2, 1) \ |
| F(MoveArrayContents, 2, 1) \ |
| F(EstimateNumberOfElements, 1, 1) \ |
| F(GetArrayKeys, 2, 1) \ |
| F(TrySliceSimpleNonFastElements, 3, 1) \ |
| F(NewArray, -1 /* >= 3 */, 1) \ |
| F(FunctionBind, -1, 1) \ |
| F(NormalizeElements, 1, 1) \ |
| F(GrowArrayElements, 2, 1) \ |
| F(HasComplexElements, 1, 1) \ |
| F(IsArray, 1, 1) \ |
| F(ArrayIsArray, 1, 1) \ |
| F(ArraySpeciesConstructor, 1, 1) \ |
| F(ArrayIncludes_Slow, 3, 1) \ |
| F(ArrayIndexOf, 3, 1) \ |
| F(SpreadIterablePrepare, 1, 1) |
| |
| #define FOR_EACH_INTRINSIC_ATOMICS(F) \ |
| F(ThrowNotIntegerSharedTypedArrayError, 1, 1) \ |
| F(ThrowNotInt32SharedTypedArrayError, 1, 1) \ |
| F(ThrowInvalidAtomicAccessIndexError, 0, 1) \ |
| F(AtomicsExchange, 3, 1) \ |
| F(AtomicsCompareExchange, 4, 1) \ |
| F(AtomicsAdd, 3, 1) \ |
| F(AtomicsSub, 3, 1) \ |
| F(AtomicsAnd, 3, 1) \ |
| F(AtomicsOr, 3, 1) \ |
| F(AtomicsXor, 3, 1) \ |
| F(AtomicsNumWaitersForTesting, 2, 1) \ |
| F(SetAllowAtomicsWait, 1, 1) |
| |
| #define FOR_EACH_INTRINSIC_BIGINT(F) \ |
| F(BigIntBinaryOp, 3, 1) \ |
| F(BigIntCompareToBigInt, 3, 1) \ |
| F(BigIntCompareToNumber, 3, 1) \ |
| F(BigIntEqualToBigInt, 2, 1) \ |
| F(BigIntEqualToNumber, 2, 1) \ |
| F(BigIntEqualToString, 2, 1) \ |
| F(BigIntToBoolean, 1, 1) \ |
| F(BigIntToNumber, 1, 1) \ |
| F(BigIntUnaryOp, 2, 1) |
| |
| #define FOR_EACH_INTRINSIC_CLASSES(F) \ |
| F(ThrowUnsupportedSuperError, 0, 1) \ |
| F(ThrowConstructorNonCallableError, 1, 1) \ |
| F(ThrowStaticPrototypeError, 0, 1) \ |
| F(ThrowSuperAlreadyCalledError, 0, 1) \ |
| F(ThrowSuperNotCalled, 0, 1) \ |
| F(ThrowNotSuperConstructor, 2, 1) \ |
| F(HomeObjectSymbol, 0, 1) \ |
| F(DefineClass, -1 /* >= 3 */, 1) \ |
| F(LoadFromSuper, 3, 1) \ |
| F(LoadKeyedFromSuper, 3, 1) \ |
| F(StoreToSuper_Strict, 4, 1) \ |
| F(StoreToSuper_Sloppy, 4, 1) \ |
| F(StoreKeyedToSuper_Strict, 4, 1) \ |
| F(StoreKeyedToSuper_Sloppy, 4, 1) \ |
| F(GetSuperConstructor, 1, 1) |
| |
| #define FOR_EACH_INTRINSIC_COLLECTIONS(F) \ |
| F(TheHole, 0, 1) \ |
| F(GenericHash, 1, 1) \ |
| F(GetExistingHash, 1, 1) \ |
| F(SetGrow, 1, 1) \ |
| F(SetShrink, 1, 1) \ |
| F(SetIteratorClone, 1, 1) \ |
| F(MapShrink, 1, 1) \ |
| F(MapGrow, 1, 1) \ |
| F(MapIteratorClone, 1, 1) \ |
| F(GetWeakMapEntries, 2, 1) \ |
| F(WeakCollectionInitialize, 1, 1) \ |
| F(WeakCollectionDelete, 3, 1) \ |
| F(WeakCollectionSet, 4, 1) \ |
| F(GetWeakSetValues, 2, 1) \ |
| F(IsJSMap, 1, 1) \ |
| F(IsJSSet, 1, 1) \ |
| F(IsJSWeakMap, 1, 1) \ |
| F(IsJSWeakSet, 1, 1) |
| |
| #define FOR_EACH_INTRINSIC_COMPILER(F) \ |
| F(CompileLazy, 1, 1) \ |
| F(CompileOptimized_Concurrent, 1, 1) \ |
| F(FunctionFirstExecution, 1, 1) \ |
| F(CompileOptimized_NotConcurrent, 1, 1) \ |
| F(EvictOptimizedCodeSlot, 1, 1) \ |
| F(NotifyDeoptimized, 0, 1) \ |
| F(CompileForOnStackReplacement, 1, 1) \ |
| F(ResolvePossiblyDirectEval, 6, 1) \ |
| F(InstantiateAsmJs, 4, 1) |
| |
| #define FOR_EACH_INTRINSIC_DATE(F) \ |
| F(IsDate, 1, 1) \ |
| F(DateCurrentTime, 0, 1) \ |
| F(ThrowNotDateError, 0, 1) |
| |
| #define FOR_EACH_INTRINSIC_DEBUG(F) \ |
| F(HandleDebuggerStatement, 0, 1) \ |
| F(SetDebugEventListener, 2, 1) \ |
| F(ScheduleBreak, 0, 1) \ |
| F(DebugGetInternalProperties, 1, 1) \ |
| F(DebugGetPropertyDetails, 2, 1) \ |
| F(DebugGetProperty, 2, 1) \ |
| F(DebugPropertyKindFromDetails, 1, 1) \ |
| F(DebugPropertyAttributesFromDetails, 1, 1) \ |
| F(CheckExecutionState, 1, 1) \ |
| F(GetFrameCount, 1, 1) \ |
| F(GetFrameDetails, 2, 1) \ |
| F(GetScopeCount, 2, 1) \ |
| F(GetScopeDetails, 4, 1) \ |
| F(GetAllScopesDetails, 4, 1) \ |
| F(GetFunctionScopeCount, 1, 1) \ |
| F(GetFunctionScopeDetails, 2, 1) \ |
| F(GetGeneratorScopeCount, 1, 1) \ |
| F(GetGeneratorScopeDetails, 2, 1) \ |
| F(SetScopeVariableValue, 6, 1) \ |
| F(DebugPrintScopes, 0, 1) \ |
| F(SetBreakPointsActive, 1, 1) \ |
| F(GetBreakLocations, 1, 1) \ |
| F(SetFunctionBreakPoint, 3, 1) \ |
| F(SetScriptBreakPoint, 3, 1) \ |
| F(ClearBreakPoint, 1, 1) \ |
| F(ChangeBreakOnException, 2, 1) \ |
| F(IsBreakOnException, 1, 1) \ |
| F(PrepareStep, 2, 1) \ |
| F(ClearStepping, 0, 1) \ |
| F(DebugEvaluate, 5, 1) \ |
| F(DebugEvaluateGlobal, 2, 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(FunctionGetDebugName, 1, 1) \ |
| F(GetDebugContext, 0, 1) \ |
| F(CollectGarbage, 1, 1) \ |
| F(GetHeapUsage, 0, 1) \ |
| F(GetScript, 1, 1) \ |
| F(ScriptLineCount, 1, 1) \ |
| F(ScriptLineStartPosition, 2, 1) \ |
| F(ScriptLineEndPosition, 2, 1) \ |
| F(ScriptLocationFromLine, 4, 1) \ |
| F(ScriptLocationFromLine2, 4, 1) \ |
| F(ScriptPositionInfo, 3, 1) \ |
| F(ScriptPositionInfo2, 3, 1) \ |
| F(ScriptSourceLine, 2, 1) \ |
| F(DebugOnFunctionCall, 1, 1) \ |
| F(DebugPrepareStepInSuspendedGenerator, 0, 1) \ |
| F(DebugRecordGenerator, 1, 1) \ |
| F(DebugPushPromise, 1, 1) \ |
| F(DebugPopPromise, 0, 1) \ |
| F(DebugPromiseReject, 2, 1) \ |
| F(DebugAsyncFunctionPromiseCreated, 1, 1) \ |
| F(DebugIsActive, 0, 1) \ |
| F(DebugBreakInOptimizedCode, 0, 1) \ |
| F(DebugCollectCoverage, 0, 1) \ |
| F(DebugTogglePreciseCoverage, 1, 1) \ |
| F(DebugToggleBlockCoverage, 1, 1) \ |
| F(IncBlockCounter, 2, 1) |
| |
| #define FOR_EACH_INTRINSIC_ERROR(F) F(ErrorToString, 1, 1) |
| |
| #define FOR_EACH_INTRINSIC_FORIN(F) \ |
| F(ForInEnumerate, 1, 1) \ |
| F(ForInHasProperty, 2, 1) |
| |
| #ifdef V8_TRACE_IGNITION |
| #define FOR_EACH_INTRINSIC_INTERPRETER_TRACE(F) \ |
| F(InterpreterTraceBytecodeEntry, 3, 1) \ |
| F(InterpreterTraceBytecodeExit, 3, 1) |
| #else |
| #define FOR_EACH_INTRINSIC_INTERPRETER_TRACE(F) |
| #endif |
| |
| #ifdef V8_TRACE_FEEDBACK_UPDATES |
| #define FOR_EACH_INTRINSIC_INTERPRETER_TRACE_FEEDBACK(F) \ |
| F(InterpreterTraceUpdateFeedback, 3, 1) |
| #else |
| #define FOR_EACH_INTRINSIC_INTERPRETER_TRACE_FEEDBACK(F) |
| #endif |
| |
| #define FOR_EACH_INTRINSIC_INTERPRETER(F) \ |
| FOR_EACH_INTRINSIC_INTERPRETER_TRACE(F) \ |
| FOR_EACH_INTRINSIC_INTERPRETER_TRACE_FEEDBACK(F) \ |
| F(InterpreterDeserializeLazy, 2, 1) \ |
| F(InterpreterNewClosure, 4, 1) |
| |
| #define FOR_EACH_INTRINSIC_FUNCTION(F) \ |
| F(FunctionGetName, 1, 1) \ |
| F(FunctionGetScript, 1, 1) \ |
| F(FunctionGetScriptId, 1, 1) \ |
| F(FunctionGetSourceCode, 1, 1) \ |
| F(FunctionGetScriptSourcePosition, 1, 1) \ |
| F(FunctionGetContextData, 1, 1) \ |
| F(FunctionSetLength, 2, 1) \ |
| F(FunctionIsAPIFunction, 1, 1) \ |
| F(SetCode, 2, 1) \ |
| F(SetNativeFlag, 1, 1) \ |
| F(IsConstructor, 1, 1) \ |
| F(Call, -1 /* >= 2 */, 1) \ |
| F(IsFunction, 1, 1) \ |
| F(FunctionToString, 1, 1) |
| |
| #define FOR_EACH_INTRINSIC_GENERATOR(F) \ |
| F(CreateJSGeneratorObject, 2, 1) \ |
| F(GeneratorClose, 1, 1) \ |
| F(GeneratorGetFunction, 1, 1) \ |
| F(GeneratorGetReceiver, 1, 1) \ |
| F(GeneratorGetContext, 1, 1) \ |
| F(GeneratorGetInputOrDebugPos, 1, 1) \ |
| F(AsyncGeneratorResolve, 3, 1) \ |
| F(AsyncGeneratorReject, 2, 1) \ |
| F(AsyncGeneratorYield, 3, 1) \ |
| F(GeneratorGetContinuation, 1, 1) \ |
| F(GeneratorGetSourcePosition, 1, 1) \ |
| F(GeneratorGetResumeMode, 1, 1) \ |
| F(AsyncGeneratorHasCatchHandlerForPC, 1, 1) |
| |
| #ifdef V8_INTL_SUPPORT |
| #define FOR_EACH_INTRINSIC_INTL(F) \ |
| F(CanonicalizeLanguageTag, 1, 1) \ |
| F(AvailableLocalesOf, 1, 1) \ |
| F(GetDefaultICULocale, 0, 1) \ |
| F(IsInitializedIntlObject, 1, 1) \ |
| F(IsInitializedIntlObjectOfType, 2, 1) \ |
| F(MarkAsInitializedIntlObjectOfType, 2, 1) \ |
| F(CreateDateTimeFormat, 3, 1) \ |
| F(InternalDateFormat, 2, 1) \ |
| F(InternalDateFormatToParts, 2, 1) \ |
| F(CreateNumberFormat, 3, 1) \ |
| F(InternalNumberFormat, 2, 1) \ |
| F(CurrencyDigits, 1, 1) \ |
| F(CreateCollator, 3, 1) \ |
| F(InternalCompare, 3, 1) \ |
| F(CreatePluralRules, 3, 1) \ |
| F(PluralRulesSelect, 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) \ |
| F(StringToLowerCaseIntl, 1, 1) \ |
| F(StringToUpperCaseIntl, 1, 1) \ |
| F(StringLocaleConvertCase, 3, 1) \ |
| F(DateCacheVersion, 0, 1) |
| #else |
| #define FOR_EACH_INTRINSIC_INTL(F) |
| #endif |
| |
| #define FOR_EACH_INTRINSIC_INTERNAL(F) \ |
| F(AllocateInNewSpace, 1, 1) \ |
| F(AllocateInTargetSpace, 2, 1) \ |
| F(AllocateSeqOneByteString, 1, 1) \ |
| F(AllocateSeqTwoByteString, 1, 1) \ |
| F(CheckIsBootstrapping, 0, 1) \ |
| F(CreateAsyncFromSyncIterator, 1, 1) \ |
| F(CreateListFromArrayLike, 1, 1) \ |
| F(DeserializeLazy, 1, 1) \ |
| F(GetAndResetRuntimeCallStats, -1 /* <= 2 */, 1) \ |
| F(ExportFromRuntime, 1, 1) \ |
| F(IncrementUseCounter, 1, 1) \ |
| F(IncrementUseCounterConstructorReturnNonUndefinedPrimitive, 0, 1) \ |
| F(InstallToContext, 1, 1) \ |
| F(Interrupt, 0, 1) \ |
| F(IS_VAR, 1, 1) \ |
| F(NewReferenceError, 2, 1) \ |
| F(NewSyntaxError, 2, 1) \ |
| F(NewTypeError, 2, 1) \ |
| F(OrdinaryHasInstance, 2, 1) \ |
| F(PromoteScheduledException, 0, 1) \ |
| F(ReThrow, 1, 1) \ |
| F(RunMicrotasks, 0, 1) \ |
| F(StackGuard, 0, 1) \ |
| F(Throw, 1, 1) \ |
| F(ThrowApplyNonFunction, 1, 1) \ |
| F(ThrowCannotConvertToPrimitive, 0, 1) \ |
| F(ThrowCalledNonCallable, 1, 1) \ |
| F(ThrowCalledOnNullOrUndefined, 1, 1) \ |
| F(ThrowConstructedNonConstructable, 1, 1) \ |
| F(ThrowConstructorReturnedNonObject, 0, 1) \ |
| F(ThrowGeneratorRunning, 0, 1) \ |
| F(ThrowIncompatibleMethodReceiver, 2, 1) \ |
| F(ThrowInvalidHint, 1, 1) \ |
| F(ThrowInvalidStringLength, 0, 1) \ |
| F(ThrowInvalidTypedArrayAlignment, 2, 1) \ |
| F(ThrowIteratorResultNotAnObject, 1, 1) \ |
| F(ThrowThrowMethodMissing, 0, 1) \ |
| F(ThrowSymbolIteratorInvalid, 0, 1) \ |
| F(ThrowNonCallableInInstanceOfCheck, 0, 1) \ |
| F(ThrowNonObjectInInstanceOfCheck, 0, 1) \ |
| F(ThrowNotConstructor, 1, 1) \ |
| F(ThrowRangeError, -1 /* >= 1 */, 1) \ |
| F(ThrowReferenceError, 1, 1) \ |
| F(ThrowStackOverflow, 0, 1) \ |
| F(ThrowSymbolAsyncIteratorInvalid, 0, 1) \ |
| F(ThrowTypeError, -1 /* >= 1 */, 1) \ |
| F(ThrowUndefinedOrNullToObject, 1, 1) \ |
| F(Typeof, 1, 1) \ |
| F(UnwindAndFindExceptionHandler, 0, 1) \ |
| F(AllowDynamicFunction, 1, 1) \ |
| F(GetTemplateObject, 1, 1) \ |
| F(ReportMessage, 1, 1) |
| |
| #define FOR_EACH_INTRINSIC_LITERALS(F) \ |
| F(CreateRegExpLiteral, 4, 1) \ |
| F(CreateObjectLiteral, 4, 1) \ |
| F(CreateArrayLiteral, 4, 1) |
| |
| #define FOR_EACH_INTRINSIC_LIVEEDIT(F) \ |
| F(LiveEditFindSharedFunctionInfosForScript, 1, 1) \ |
| F(LiveEditGatherCompileInfo, 2, 1) \ |
| F(LiveEditReplaceScript, 3, 1) \ |
| F(LiveEditFunctionSourceUpdated, 2, 1) \ |
| F(LiveEditReplaceFunctionCode, 2, 1) \ |
| F(LiveEditFixupScript, 2, 1) \ |
| F(LiveEditFunctionSetScript, 2, 1) \ |
| F(LiveEditReplaceRefToNestedFunction, 3, 1) \ |
| F(LiveEditPatchFunctionPositions, 2, 1) \ |
| F(LiveEditCheckAndDropActivations, 3, 1) \ |
| F(LiveEditCompareStrings, 2, 1) \ |
| F(LiveEditRestartFrame, 2, 1) |
| |
| #define FOR_EACH_INTRINSIC_MATHS(F) F(GenerateRandomNumbers, 0, 1) |
| |
| #define FOR_EACH_INTRINSIC_MODULE(F) \ |
| F(DynamicImportCall, 2, 1) \ |
| F(GetImportMetaObject, 0, 1) \ |
| F(GetModuleNamespace, 1, 1) \ |
| F(LoadModuleVariable, 1, 1) \ |
| F(StoreModuleVariable, 2, 1) |
| |
| #define FOR_EACH_INTRINSIC_NUMBERS(F) \ |
| F(IsValidSmi, 1, 1) \ |
| F(StringToNumber, 1, 1) \ |
| F(StringParseInt, 2, 1) \ |
| F(StringParseFloat, 1, 1) \ |
| F(NumberToStringSkipCache, 1, 1) \ |
| F(NumberToSmi, 1, 1) \ |
| F(SmiLexicographicCompare, 2, 1) \ |
| F(MaxSmi, 0, 1) \ |
| F(IsSmi, 1, 1) \ |
| F(GetHoleNaNUpper, 0, 1) \ |
| F(GetHoleNaNLower, 0, 1) |
| |
| #define FOR_EACH_INTRINSIC_OBJECT(F) \ |
| F(AddDictionaryProperty, 3, 1) \ |
| F(GetPrototype, 1, 1) \ |
| F(ObjectKeys, 1, 1) \ |
| F(ObjectHasOwnProperty, 2, 1) \ |
| F(ObjectCreate, 2, 1) \ |
| F(InternalSetPrototype, 2, 1) \ |
| F(OptimizeObjectForAddingMultipleProperties, 2, 1) \ |
| F(ObjectValues, 1, 1) \ |
| F(ObjectValuesSkipFastPath, 1, 1) \ |
| F(ObjectEntries, 1, 1) \ |
| F(ObjectEntriesSkipFastPath, 1, 1) \ |
| F(GetProperty, 2, 1) \ |
| F(KeyedGetProperty, 2, 1) \ |
| F(AddNamedProperty, 4, 1) \ |
| F(SetProperty, 4, 1) \ |
| F(AddElement, 3, 1) \ |
| F(AppendElement, 2, 1) \ |
| F(DeleteProperty, 3, 1) \ |
| F(ShrinkPropertyDictionary, 1, 1) \ |
| F(HasProperty, 2, 1) \ |
| F(GetOwnPropertyKeys, 2, 1) \ |
| F(GetInterceptorInfo, 1, 1) \ |
| F(ToFastProperties, 1, 1) \ |
| F(AllocateHeapNumber, 0, 1) \ |
| F(NewObject, 2, 1) \ |
| F(CompleteInobjectSlackTrackingForMap, 1, 1) \ |
| F(LoadMutableDouble, 2, 1) \ |
| F(TryMigrateInstance, 1, 1) \ |
| F(IsJSGlobalProxy, 1, 1) \ |
| F(DefineAccessorPropertyUnchecked, 5, 1) \ |
| F(DefineDataPropertyInLiteral, 6, 1) \ |
| F(CollectTypeProfile, 3, 1) \ |
| F(GetDataProperty, 2, 1) \ |
| F(GetConstructorName, 1, 1) \ |
| F(HasFastPackedElements, 1, 1) \ |
| F(ValueOf, 1, 1) \ |
| F(IsJSReceiver, 1, 1) \ |
| F(ClassOf, 1, 1) \ |
| F(CopyDataProperties, 2, 1) \ |
| F(CopyDataPropertiesWithExcludedProperties, -1 /* >= 1 */, 1) \ |
| F(DefineGetterPropertyUnchecked, 4, 1) \ |
| F(DefineSetterPropertyUnchecked, 4, 1) \ |
| F(DefineMethodsInternal, 3, 1) \ |
| F(ToObject, 1, 1) \ |
| F(ToPrimitive, 1, 1) \ |
| F(ToPrimitive_Number, 1, 1) \ |
| F(ToNumber, 1, 1) \ |
| F(ToNumeric, 1, 1) \ |
| F(ToInteger, 1, 1) \ |
| F(ToLength, 1, 1) \ |
| F(ToString, 1, 1) \ |
| F(ToName, 1, 1) \ |
| F(SameValue, 2, 1) \ |
| F(SameValueZero, 2, 1) \ |
| F(HasInPrototypeChain, 2, 1) \ |
| F(CreateIterResultObject, 2, 1) \ |
| F(CreateDataProperty, 3, 1) \ |
| F(IterableToListCanBeElided, 1, 1) \ |
| F(GetOwnPropertyDescriptor, 2, 1) |
| |
| #define FOR_EACH_INTRINSIC_OPERATORS(F) \ |
| F(Multiply, 2, 1) \ |
| F(Divide, 2, 1) \ |
| F(Modulus, 2, 1) \ |
| F(Add, 2, 1) \ |
| F(Subtract, 2, 1) \ |
| F(ShiftLeft, 2, 1) \ |
| F(ShiftRight, 2, 1) \ |
| F(ShiftRightLogical, 2, 1) \ |
| F(BitwiseAnd, 2, 1) \ |
| F(BitwiseOr, 2, 1) \ |
| F(BitwiseXor, 2, 1) \ |
| F(Equal, 2, 1) \ |
| F(NotEqual, 2, 1) \ |
| F(StrictEqual, 2, 1) \ |
| F(StrictNotEqual, 2, 1) \ |
| F(LessThan, 2, 1) \ |
| F(GreaterThan, 2, 1) \ |
| F(LessThanOrEqual, 2, 1) \ |
| F(GreaterThanOrEqual, 2, 1) \ |
| F(InstanceOf, 2, 1) |
| |
| #define FOR_EACH_INTRINSIC_PROMISE(F) \ |
| F(EnqueueMicrotask, 1, 1) \ |
| F(PromiseHookInit, 2, 1) \ |
| F(PromiseHookResolve, 1, 1) \ |
| F(PromiseHookBefore, 1, 1) \ |
| F(PromiseHookAfter, 1, 1) \ |
| F(PromiseMarkAsHandled, 1, 1) \ |
| F(PromiseRejectEventFromStack, 2, 1) \ |
| F(PromiseRevokeReject, 1, 1) \ |
| F(PromiseResult, 1, 1) \ |
| F(PromiseStatus, 1, 1) \ |
| F(ReportPromiseReject, 2, 1) |
| |
| #define FOR_EACH_INTRINSIC_PROXY(F) \ |
| F(IsJSProxy, 1, 1) \ |
| F(JSProxyGetTarget, 1, 1) \ |
| F(JSProxyGetHandler, 1, 1) \ |
| F(GetPropertyWithReceiver, 2, 1) \ |
| F(CheckProxyHasTrap, 2, 1) \ |
| F(SetPropertyWithReceiver, 5, 1) \ |
| F(CheckProxyGetSetTrapResult, 2, 1) |
| |
| #define FOR_EACH_INTRINSIC_REGEXP(F) \ |
| F(IsRegExp, 1, 1) \ |
| F(RegExpExec, 4, 1) \ |
| F(RegExpExecMultiple, 4, 1) \ |
| F(RegExpExecReThrow, 0, 1) \ |
| F(RegExpInitializeAndCompile, 3, 1) \ |
| F(RegExpInternalReplace, 3, 1) \ |
| F(RegExpReplace, 3, 1) \ |
| F(RegExpSplit, 3, 1) \ |
| F(StringReplaceNonGlobalRegExpWithFunction, 3, 1) \ |
| F(StringSplit, 3, 1) |
| |
| #define FOR_EACH_INTRINSIC_SCOPES(F) \ |
| F(ThrowConstAssignError, 0, 1) \ |
| F(DeclareGlobals, 3, 1) \ |
| F(DeclareGlobalsForInterpreter, 3, 1) \ |
| F(DeclareEvalFunction, 2, 1) \ |
| F(DeclareEvalVar, 1, 1) \ |
| F(NewSloppyArguments_Generic, 1, 1) \ |
| F(NewStrictArguments, 1, 1) \ |
| F(NewRestParameter, 1, 1) \ |
| F(NewSloppyArguments, 3, 1) \ |
| F(NewArgumentsElements, 3, 1) \ |
| F(NewClosure, 3, 1) \ |
| F(NewClosure_Tenured, 3, 1) \ |
| F(NewScriptContext, 2, 1) \ |
| F(NewFunctionContext, 2, 1) \ |
| F(PushModuleContext, 3, 1) \ |
| F(PushWithContext, 3, 1) \ |
| F(PushCatchContext, 4, 1) \ |
| F(PushBlockContext, 2, 1) \ |
| F(DeleteLookupSlot, 1, 1) \ |
| F(LoadLookupSlot, 1, 1) \ |
| F(LoadLookupSlotInsideTypeof, 1, 1) \ |
| F(StoreLookupSlot_Sloppy, 2, 1) \ |
| F(StoreLookupSlot_SloppyHoisting, 2, 1) \ |
| F(StoreLookupSlot_Strict, 2, 1) |
| |
| #define FOR_EACH_INTRINSIC_STRINGS(F) \ |
| F(GetSubstitution, 5, 1) \ |
| F(StringReplaceOneCharWithString, 3, 1) \ |
| F(StringIncludes, 3, 1) \ |
| F(StringTrim, 2, 1) \ |
| F(StringIndexOf, 3, 1) \ |
| F(StringIndexOfUnchecked, 3, 1) \ |
| F(StringLastIndexOf, 2, 1) \ |
| F(SubString, 3, 1) \ |
| F(StringAdd, 2, 1) \ |
| F(InternalizeString, 1, 1) \ |
| F(StringCharCodeAt, 2, 1) \ |
| F(StringBuilderConcat, 3, 1) \ |
| F(StringBuilderJoin, 3, 1) \ |
| F(SparseJoinWithSeparator, 3, 1) \ |
| F(StringToArray, 2, 1) \ |
| F(StringLessThan, 2, 1) \ |
| F(StringLessThanOrEqual, 2, 1) \ |
| F(StringGreaterThan, 2, 1) \ |
| F(StringGreaterThanOrEqual, 2, 1) \ |
| F(StringEqual, 2, 1) \ |
| F(StringNotEqual, 2, 1) \ |
| F(FlattenString, 1, 1) \ |
| F(StringCharFromCode, 1, 1) \ |
| F(StringMaxLength, 0, 1) |
| |
| #define FOR_EACH_INTRINSIC_SYMBOL(F) \ |
| F(CreateSymbol, 1, 1) \ |
| F(CreatePrivateSymbol, 1, 1) \ |
| F(SymbolDescription, 1, 1) \ |
| F(SymbolDescriptiveString, 1, 1) \ |
| F(SymbolIsPrivate, 1, 1) |
| |
| #define FOR_EACH_INTRINSIC_TEST(F) \ |
| F(ConstructDouble, 2, 1) \ |
| F(ConstructConsString, 2, 1) \ |
| F(DeoptimizeFunction, 1, 1) \ |
| F(DeoptimizeNow, 0, 1) \ |
| F(RunningInSimulator, 0, 1) \ |
| F(IsConcurrentRecompilationSupported, 0, 1) \ |
| F(OptimizeFunctionOnNextCall, -1, 1) \ |
| F(TypeProfile, 1, 1) \ |
| F(OptimizeOsr, -1, 1) \ |
| F(NeverOptimizeFunction, 1, 1) \ |
| F(GetOptimizationStatus, -1, 1) \ |
| F(UnblockConcurrentRecompilation, 0, 1) \ |
| F(GetDeoptCount, 1, 1) \ |
| F(GetUndetectable, 0, 1) \ |
| F(GetCallable, 0, 1) \ |
| F(ClearFunctionFeedback, 1, 1) \ |
| F(CheckWasmWrapperElision, 2, 1) \ |
| F(NotifyContextDisposed, 0, 1) \ |
| F(SetAllocationTimeout, -1 /* 2 || 3 */, 1) \ |
| F(DebugPrint, 1, 1) \ |
| F(DebugTrace, 0, 1) \ |
| F(DebugTrackRetainingPath, -1, 1) \ |
| F(PrintWithNameForAssert, 2, 1) \ |
| F(GetExceptionDetails, 1, 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(DisassembleFunction, 1, 1) \ |
| F(TraceEnter, 0, 1) \ |
| F(TraceExit, 1, 1) \ |
| F(HaveSameMap, 2, 1) \ |
| F(InNewSpace, 1, 1) \ |
| F(HasFastElements, 1, 1) \ |
| F(HasSmiElements, 1, 1) \ |
| F(HasObjectElements, 1, 1) \ |
| F(HasSmiOrObjectElements, 1, 1) \ |
| F(HasDoubleElements, 1, 1) \ |
| F(HasHoleyElements, 1, 1) \ |
| F(HasDictionaryElements, 1, 1) \ |
| F(HasSloppyArgumentsElements, 1, 1) \ |
| F(HasFixedTypedArrayElements, 1, 1) \ |
| F(HasFastProperties, 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) \ |
| F(SpeciesProtector, 0, 1) \ |
| F(SerializeWasmModule, 1, 1) \ |
| F(DeserializeWasmModule, 2, 1) \ |
| F(IsAsmWasmCode, 1, 1) \ |
| F(IsWasmCode, 1, 1) \ |
| F(IsWasmTrapHandlerEnabled, 0, 1) \ |
| F(GetWasmRecoveredTrapCount, 0, 1) \ |
| F(DisallowCodegenFromStrings, 1, 1) \ |
| F(DisallowWasmCodegen, 1, 1) \ |
| F(ValidateWasmInstancesChain, 2, 1) \ |
| F(ValidateWasmModuleState, 1, 1) \ |
| F(ValidateWasmOrphanedInstance, 1, 1) \ |
| F(SetWasmCompileControls, 2, 1) \ |
| F(SetWasmInstantiateControls, 0, 1) \ |
| F(HeapObjectVerify, 1, 1) \ |
| F(WasmNumInterpretedCalls, 1, 1) \ |
| F(RedirectToWasmInterpreter, 2, 1) \ |
| F(WasmTraceMemory, 1, 1) \ |
| F(CompleteInobjectSlackTracking, 1, 1) \ |
| F(IsLiftoffFunction, 1, 1) \ |
| F(FreezeWasmLazyCompilation, 1, 1) |
| |
| #define FOR_EACH_INTRINSIC_TYPEDARRAY(F) \ |
| F(ArrayBufferGetByteLength, 1, 1) \ |
| F(ArrayBufferNeuter, 1, 1) \ |
| F(TypedArrayCopyElements, 3, 1) \ |
| F(ArrayBufferViewGetByteLength, 1, 1) \ |
| F(ArrayBufferViewGetByteOffset, 1, 1) \ |
| F(ArrayBufferViewWasNeutered, 1, 1) \ |
| F(TypedArrayGetLength, 1, 1) \ |
| F(TypedArrayGetBuffer, 1, 1) \ |
| F(TypedArraySortFast, 1, 1) \ |
| F(TypedArraySet, 2, 1) \ |
| F(IsTypedArray, 1, 1) \ |
| F(IsSharedTypedArray, 1, 1) \ |
| F(IsSharedIntegerTypedArray, 1, 1) \ |
| F(IsSharedInteger32TypedArray, 1, 1) \ |
| F(TypedArraySpeciesCreateByLength, 2, 1) |
| |
| #define FOR_EACH_INTRINSIC_WASM(F) \ |
| F(WasmGrowMemory, 1, 1) \ |
| F(ThrowWasmError, 1, 1) \ |
| F(ThrowWasmStackOverflow, 0, 1) \ |
| F(WasmThrowTypeError, 0, 1) \ |
| F(WasmThrowCreate, 2, 1) \ |
| F(WasmThrow, 0, 1) \ |
| F(WasmGetExceptionRuntimeId, 0, 1) \ |
| F(WasmExceptionSetElement, 2, 1) \ |
| F(WasmExceptionGetElement, 1, 1) \ |
| F(WasmRunInterpreter, 2, 1) \ |
| F(WasmStackGuard, 0, 1) \ |
| F(WasmCompileLazy, 0, 1) |
| |
| #define FOR_EACH_INTRINSIC_RETURN_PAIR(F) \ |
| F(LoadLookupSlotForCall, 1, 2) \ |
| F(DebugBreakOnBytecode, 1, 2) |
| |
| // Most intrinsics are implemented in the runtime/ directory, but ICs are |
| // implemented in ic.cc for now. |
| #define FOR_EACH_INTRINSIC_IC(F) \ |
| F(ElementsTransitionAndStoreIC_Miss, 6, 1) \ |
| F(KeyedLoadIC_Miss, 4, 1) \ |
| F(KeyedStoreIC_Miss, 5, 1) \ |
| F(KeyedStoreIC_Slow, 5, 1) \ |
| F(LoadElementWithInterceptor, 2, 1) \ |
| F(LoadGlobalIC_Miss, 3, 1) \ |
| F(LoadGlobalIC_Slow, 3, 1) \ |
| F(LoadIC_Miss, 4, 1) \ |
| F(LoadPropertyWithInterceptor, 5, 1) \ |
| F(StoreCallbackProperty, 6, 1) \ |
| F(StoreGlobalIC_Miss, 4, 1) \ |
| F(StoreGlobalIC_Slow, 5, 1) \ |
| F(StoreIC_Miss, 5, 1) \ |
| F(StorePropertyWithInterceptor, 5, 1) \ |
| F(Unreachable, 0, 1) |
| |
| #define FOR_EACH_INTRINSIC_RETURN_OBJECT(F) \ |
| FOR_EACH_INTRINSIC_IC(F) \ |
| FOR_EACH_INTRINSIC_ARRAY(F) \ |
| FOR_EACH_INTRINSIC_ATOMICS(F) \ |
| FOR_EACH_INTRINSIC_BIGINT(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_ERROR(F) \ |
| FOR_EACH_INTRINSIC_FORIN(F) \ |
| FOR_EACH_INTRINSIC_INTERPRETER(F) \ |
| FOR_EACH_INTRINSIC_FUNCTION(F) \ |
| FOR_EACH_INTRINSIC_GENERATOR(F) \ |
| FOR_EACH_INTRINSIC_INTL(F) \ |
| FOR_EACH_INTRINSIC_INTERNAL(F) \ |
| FOR_EACH_INTRINSIC_LITERALS(F) \ |
| FOR_EACH_INTRINSIC_LIVEEDIT(F) \ |
| FOR_EACH_INTRINSIC_MATHS(F) \ |
| FOR_EACH_INTRINSIC_MODULE(F) \ |
| FOR_EACH_INTRINSIC_NUMBERS(F) \ |
| FOR_EACH_INTRINSIC_OBJECT(F) \ |
| FOR_EACH_INTRINSIC_OPERATORS(F) \ |
| FOR_EACH_INTRINSIC_PROMISE(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_WASM(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) |
| |
| |
| #define F(name, nargs, ressize) \ |
| Object* Runtime_##name(int args_length, Object** args_object, \ |
| Isolate* isolate); |
| FOR_EACH_INTRINSIC_RETURN_OBJECT(F) |
| #undef F |
| |
| //--------------------------------------------------------------------------- |
| // Runtime provides access to all C++ runtime functions. |
| |
| class Runtime : public AllStatic { |
| public: |
| enum FunctionId : int32_t { |
| #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; |
| |
| // For RUNTIME functions, this is the C++ entry point. |
| // For INLINE functions this is the C++ entry point of the fall back. |
| Address entry; |
| |
| // The number of arguments expected. nargs is -1 if the function takes |
| // a variable number of arguments. |
| int8_t nargs; |
| // Size of result. Most functions return a single pointer, size 1. |
| int8_t result_size; |
| }; |
| |
| static const int kNotFound = -1; |
| |
| // Get the intrinsic function with the given name. |
| static const Function* FunctionForName(const unsigned char* name, int length); |
| |
| // Get the intrinsic function with the given FunctionId. |
| V8_EXPORT_PRIVATE static const Function* FunctionForId(FunctionId id); |
| |
| // Get the intrinsic function with the given function entry address. |
| static const Function* FunctionForEntry(Address ref); |
| |
| // Get the runtime intrinsic function table. |
| static const Function* RuntimeFunctionTable(Isolate* isolate); |
| |
| MUST_USE_RESULT static Maybe<bool> 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, |
| bool* is_found_out = nullptr); |
| |
| MUST_USE_RESULT static MaybeHandle<JSArray> GetInternalProperties( |
| Isolate* isolate, Handle<Object>); |
| |
| MUST_USE_RESULT static MaybeHandle<Object> ThrowIteratorError( |
| Isolate* isolate, Handle<Object> object); |
| }; |
| |
| |
| class RuntimeState { |
| public: |
| #ifndef V8_INTL_SUPPORT |
| unibrow::Mapping<unibrow::ToUppercase, 128>* to_upper_mapping() { |
| return &to_upper_mapping_; |
| } |
| unibrow::Mapping<unibrow::ToLowercase, 128>* to_lower_mapping() { |
| return &to_lower_mapping_; |
| } |
| #endif |
| |
| Runtime::Function* redirected_intrinsic_functions() { |
| return redirected_intrinsic_functions_.get(); |
| } |
| |
| void set_redirected_intrinsic_functions( |
| Runtime::Function* redirected_intrinsic_functions) { |
| redirected_intrinsic_functions_.reset(redirected_intrinsic_functions); |
| } |
| |
| private: |
| RuntimeState() {} |
| #ifndef V8_INTL_SUPPORT |
| unibrow::Mapping<unibrow::ToUppercase, 128> to_upper_mapping_; |
| unibrow::Mapping<unibrow::ToLowercase, 128> to_lower_mapping_; |
| #endif |
| |
| std::unique_ptr<Runtime::Function[]> redirected_intrinsic_functions_; |
| |
| friend class Isolate; |
| friend class Runtime; |
| |
| DISALLOW_COPY_AND_ASSIGN(RuntimeState); |
| }; |
| |
| V8_EXPORT_PRIVATE 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> {}; |
| |
| // A set of bits returned by Runtime_GetOptimizationStatus. |
| // These bits must be in sync with bits defined in test/mjsunit/mjsunit.js |
| enum class OptimizationStatus { |
| kIsFunction = 1 << 0, |
| kNeverOptimize = 1 << 1, |
| kAlwaysOptimize = 1 << 2, |
| kMaybeDeopted = 1 << 3, |
| kOptimized = 1 << 4, |
| kTurboFanned = 1 << 5, |
| kInterpreted = 1 << 6, |
| kMarkedForOptimization = 1 << 7, |
| kMarkedForConcurrentOptimization = 1 << 8, |
| kOptimizingConcurrently = 1 << 9, |
| kIsExecuting = 1 << 10, |
| kTopmostFrameIsTurboFanned = 1 << 11, |
| }; |
| |
| } // namespace internal |
| } // namespace v8 |
| |
| #endif // V8_RUNTIME_RUNTIME_H_ |
