1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
8 #include "src/allocation.h"
14 // The interface to C++ runtime functions.
16 // ----------------------------------------------------------------------------
17 // RUNTIME_FUNCTION_LIST_ALWAYS defines runtime calls available in both
18 // release and debug mode.
19 // This macro should only be used by the macro RUNTIME_FUNCTION_LIST.
21 // WARNING: RUNTIME_FUNCTION_LIST_ALWAYS_* is a very large macro that caused
22 // MSVC Intellisense to crash. It was broken into two macros to work around
23 // this problem. Please avoid large recursive macros whenever possible.
24 #define RUNTIME_FUNCTION_LIST_ALWAYS_1(F) \
25 /* Property access */ \
26 F(GetProperty, 2, 1) \
27 F(KeyedGetProperty, 2, 1) \
28 F(DeleteProperty, 3, 1) \
29 F(HasOwnProperty, 2, 1) \
30 F(HasProperty, 2, 1) \
32 F(IsPropertyEnumerable, 2, 1) \
33 F(GetPropertyNames, 1, 1) \
34 F(GetPropertyNamesFast, 1, 1) \
35 F(GetOwnPropertyNames, 2, 1) \
36 F(GetOwnElementNames, 1, 1) \
37 F(GetInterceptorInfo, 1, 1) \
38 F(GetNamedInterceptorPropertyNames, 1, 1) \
39 F(GetIndexedInterceptorElementNames, 1, 1) \
40 F(GetArgumentsProperty, 1, 1) \
41 F(ToFastProperties, 1, 1) \
42 F(FinishArrayPrototypeSetup, 1, 1) \
43 F(SpecialArrayFunctions, 0, 1) \
44 F(IsSloppyModeFunction, 1, 1) \
45 F(GetDefaultReceiver, 1, 1) \
47 F(GetPrototype, 1, 1) \
48 F(SetPrototype, 2, 1) \
49 F(InternalSetPrototype, 2, 1) \
50 F(IsInPrototypeChain, 2, 1) \
52 F(GetOwnProperty, 2, 1) \
54 F(IsExtensible, 1, 1) \
55 F(PreventExtensions, 1, 1) \
58 F(CheckIsBootstrapping, 0, 1) \
60 F(Call, -1 /* >= 2 */, 1) \
62 F(GetFunctionDelegate, 1, 1) \
63 F(GetConstructorDelegate, 1, 1) \
64 F(DeoptimizeFunction, 1, 1) \
65 F(ClearFunctionTypeFeedback, 1, 1) \
66 F(RunningInSimulator, 0, 1) \
67 F(IsConcurrentRecompilationSupported, 0, 1) \
68 F(OptimizeFunctionOnNextCall, -1, 1) \
69 F(NeverOptimizeFunction, 1, 1) \
70 F(GetOptimizationStatus, -1, 1) \
71 F(GetOptimizationCount, 1, 1) \
72 F(UnblockConcurrentRecompilation, 0, 1) \
73 F(CompileForOnStackReplacement, 1, 1) \
74 F(SetAllocationTimeout, -1 /* 2 || 3 */, 1) \
75 F(SetNativeFlag, 1, 1) \
76 F(SetInlineBuiltinFlag, 1, 1) \
77 F(StoreArrayLiteralElement, 5, 1) \
78 F(DebugPrepareStepInIfStepping, 1, 1) \
79 F(DebugPushPromise, 1, 1) \
80 F(DebugPopPromise, 0, 1) \
81 F(DebugPromiseEvent, 1, 1) \
82 F(DebugPromiseRejectEvent, 2, 1) \
83 F(DebugAsyncTaskEvent, 1, 1) \
84 F(FlattenString, 1, 1) \
85 F(LoadMutableDouble, 2, 1) \
86 F(TryMigrateInstance, 1, 1) \
87 F(NotifyContextDisposed, 0, 1) \
89 /* Array join support */ \
90 F(PushIfAbsent, 2, 1) \
91 F(ArrayConcat, 1, 1) \
97 F(Booleanize, 2, 1) /* TODO(turbofan): Only temporary */ \
99 F(StringToNumber, 1, 1) \
100 F(StringParseInt, 2, 1) \
101 F(StringParseFloat, 1, 1) \
102 F(StringToLowerCase, 1, 1) \
103 F(StringToUpperCase, 1, 1) \
104 F(StringSplit, 3, 1) \
105 F(CharFromCode, 1, 1) \
107 F(URIUnescape, 1, 1) \
109 F(NumberToInteger, 1, 1) \
110 F(NumberToIntegerMapMinusZero, 1, 1) \
111 F(NumberToJSUint32, 1, 1) \
112 F(NumberToJSInt32, 1, 1) \
114 /* Arithmetic operations */ \
120 F(NumberUnaryMinus, 1, 1) \
121 F(NumberImul, 2, 1) \
123 F(StringBuilderConcat, 3, 1) \
124 F(StringBuilderJoin, 3, 1) \
125 F(SparseJoinWithSeparator, 3, 1) \
127 /* Bit operations */ \
137 F(NumberEquals, 2, 1) \
138 F(StringEquals, 2, 1) \
140 F(NumberCompare, 3, 1) \
141 F(SmiLexicographicCompare, 2, 1) \
147 F(MathFloorRT, 1, 1) \
150 F(RoundNumber, 1, 1) \
151 F(MathFround, 1, 1) \
154 /* Float32x4 and Int32x4 */ \
155 F(AllocateFloat32x4, 0, 1) \
156 F(AllocateFloat64x2, 0, 1) \
157 F(AllocateInt32x4, 0, 1) \
160 F(Float32x4LoadX, 2, 1) \
161 F(Float32x4LoadXY, 2, 1) \
162 F(Float32x4LoadXYZ, 2, 1) \
163 F(Float32x4LoadXYZW, 2, 1) \
164 F(Float32x4StoreX, 3, 1) \
165 F(Float32x4StoreXY, 3, 1) \
166 F(Float32x4StoreXYZ, 3, 1) \
167 F(Float32x4StoreXYZW, 3, 1) \
168 F(Float32x4Abs, 1, 1) \
169 F(Float32x4BitsToInt32x4, 1, 1) \
170 F(Float32x4Neg, 1, 1) \
171 F(Float32x4Reciprocal, 1, 1) \
172 F(Float32x4ReciprocalSqrt, 1, 1) \
173 F(Float32x4Sqrt, 1, 1) \
174 F(Float32x4ToInt32x4, 1, 1) \
175 F(Float32x4Add, 2, 1) \
176 F(Float32x4Div, 2, 1) \
177 F(Float32x4Max, 2, 1) \
178 F(Float32x4Min, 2, 1) \
179 F(Float32x4Mul, 2, 1) \
180 F(Float32x4Sub, 2, 1) \
181 F(Float32x4Equal, 2, 1) \
182 F(Float32x4NotEqual, 2, 1) \
183 F(Float32x4GreaterThanOrEqual, 2, 1) \
184 F(Float32x4GreaterThan, 2, 1) \
185 F(Float32x4LessThan, 2, 1) \
186 F(Float32x4LessThanOrEqual, 2, 1) \
187 F(Float32x4Shuffle, 2, 1) \
188 F(Float32x4Scale, 2, 1) \
189 F(Float32x4WithX, 2, 1) \
190 F(Float32x4WithY, 2, 1) \
191 F(Float32x4WithZ, 2, 1) \
192 F(Float32x4WithW, 2, 1) \
193 F(Float32x4Clamp, 3, 1) \
194 F(Float32x4ShuffleMix, 3, 1) \
195 F(Float32x4Select, 3, 1) \
196 F(Float64x2LoadX, 2, 1) \
197 F(Float64x2LoadXY, 2, 1) \
198 F(Float64x2StoreX, 3, 1) \
199 F(Float64x2StoreXY, 3, 1) \
200 F(Float64x2Abs, 1, 1) \
201 F(Float64x2Neg, 1, 1) \
202 F(Float64x2Sqrt, 1, 1) \
203 F(Float64x2Add, 2, 1) \
204 F(Float64x2Div, 2, 1) \
205 F(Float64x2Max, 2, 1) \
206 F(Float64x2Min, 2, 1) \
207 F(Float64x2Mul, 2, 1) \
208 F(Float64x2Sub, 2, 1) \
209 F(Float64x2Scale, 2, 1) \
210 F(Float64x2WithX, 2, 1) \
211 F(Float64x2WithY, 2, 1) \
212 F(Float64x2Clamp, 3, 1) \
213 F(Int32x4LoadX, 2, 1) \
214 F(Int32x4LoadXY, 2, 1) \
215 F(Int32x4LoadXYZ, 2, 1) \
216 F(Int32x4LoadXYZW, 2, 1) \
217 F(Int32x4StoreX, 3, 1) \
218 F(Int32x4StoreXY, 3, 1) \
219 F(Int32x4StoreXYZ, 3, 1) \
220 F(Int32x4StoreXYZW, 3, 1) \
221 F(Int32x4BitsToFloat32x4, 1, 1) \
222 F(Int32x4Neg, 1, 1) \
223 F(Int32x4Not, 1, 1) \
224 F(Int32x4ToFloat32x4, 1, 1) \
225 F(Int32x4And, 2, 1) \
227 F(Int32x4Xor, 2, 1) \
228 F(Int32x4Add, 2, 1) \
229 F(Int32x4Sub, 2, 1) \
230 F(Int32x4Mul, 2, 1) \
231 F(Int32x4Shuffle, 2, 1) \
232 F(Int32x4WithX, 2, 1) \
233 F(Int32x4WithY, 2, 1) \
234 F(Int32x4WithZ, 2, 1) \
235 F(Int32x4WithW, 2, 1) \
236 F(Int32x4WithFlagX, 2, 1) \
237 F(Int32x4WithFlagY, 2, 1) \
238 F(Int32x4WithFlagZ, 2, 1) \
239 F(Int32x4WithFlagW, 2, 1) \
240 F(Int32x4GreaterThan, 2, 1) \
241 F(Int32x4Equal, 2, 1) \
242 F(Int32x4LessThan, 2, 1) \
243 F(Int32x4Select, 3, 1) \
245 /* Regular expressions */ \
246 F(RegExpCompile, 3, 1) \
247 F(RegExpExecMultiple, 4, 1) \
248 F(RegExpInitializeObject, 6, 1) \
252 F(BasicJSONStringify, 1, 1) \
253 F(QuoteJSONString, 1, 1) \
256 F(StringIndexOf, 3, 1) \
257 F(StringLastIndexOf, 3, 1) \
258 F(StringLocaleCompare, 2, 1) \
259 F(StringReplaceGlobalRegExpWithString, 4, 1) \
260 F(StringReplaceOneCharWithString, 3, 1) \
261 F(StringMatch, 3, 1) \
262 F(StringTrim, 3, 1) \
263 F(StringToArray, 2, 1) \
264 F(NewStringWrapper, 1, 1) \
266 F(TruncateString, 2, 1) \
269 F(NumberToRadixString, 2, 1) \
270 F(NumberToFixed, 2, 1) \
271 F(NumberToExponential, 2, 1) \
272 F(NumberToPrecision, 2, 1) \
273 F(IsValidSmi, 1, 1) \
275 /* Classes support */ \
277 F(HomeObjectSymbol, 0, 1) \
278 F(ThrowNonMethodError, 0, 1) \
279 F(ThrowUnsupportedSuperError, 0, 1) \
280 F(LoadFromSuper, 3, 1)
283 #define RUNTIME_FUNCTION_LIST_ALWAYS_2(F) \
285 F(FunctionSetInstanceClassName, 2, 1) \
286 F(FunctionSetLength, 2, 1) \
287 F(FunctionSetPrototype, 2, 1) \
288 F(FunctionGetName, 1, 1) \
289 F(FunctionSetName, 2, 1) \
290 F(FunctionNameShouldPrintAsAnonymous, 1, 1) \
291 F(FunctionMarkNameShouldPrintAsAnonymous, 1, 1) \
292 F(FunctionIsGenerator, 1, 1) \
293 F(FunctionIsArrow, 1, 1) \
294 F(FunctionIsConciseMethod, 1, 1) \
295 F(FunctionBindArguments, 4, 1) \
296 F(BoundFunctionGetBindings, 1, 1) \
297 F(FunctionRemovePrototype, 1, 1) \
298 F(FunctionGetSourceCode, 1, 1) \
299 F(FunctionGetScript, 1, 1) \
300 F(FunctionGetScriptSourcePosition, 1, 1) \
301 F(FunctionGetPositionForOffset, 2, 1) \
302 F(FunctionIsAPIFunction, 1, 1) \
303 F(FunctionIsBuiltin, 1, 1) \
305 F(CollectStackTrace, 2, 1) \
306 F(GetV8Version, 0, 1) \
307 F(GeneratorGetFunction, 1, 1) \
308 F(GeneratorGetContext, 1, 1) \
309 F(GeneratorGetReceiver, 1, 1) \
310 F(GeneratorGetContinuation, 1, 1) \
311 F(GeneratorGetSourcePosition, 1, 1) \
315 F(CreateApiFunction, 2, 1) \
316 F(IsTemplate, 1, 1) \
317 F(GetTemplateField, 2, 1) \
318 F(DisableAccessChecks, 1, 1) \
319 F(EnableAccessChecks, 1, 1) \
322 F(DateCurrentTime, 0, 1) \
323 F(DateParseString, 2, 1) \
324 F(DateLocalTimezone, 1, 1) \
326 F(DateMakeDay, 2, 1) \
327 F(DateSetValue, 3, 1) \
328 F(DateCacheVersion, 0, 1) \
330 /* Float32x4, Float64x2 and Int32x4 */ \
331 F(CreateFloat32x4, 4, 1) \
332 F(Float32x4GetX, 1, 1) \
333 F(Float32x4GetY, 1, 1) \
334 F(Float32x4GetZ, 1, 1) \
335 F(Float32x4GetW, 1, 1) \
336 F(Float32x4GetSignMask, 1, 1) \
337 F(CreateFloat64x2, 2, 1) \
338 F(Float64x2GetX, 1, 1) \
339 F(Float64x2GetY, 1, 1) \
340 F(Float64x2GetSignMask, 1, 1) \
341 F(CreateInt32x4, 4, 1) \
342 F(Int32x4GetX, 1, 1) \
343 F(Int32x4GetY, 1, 1) \
344 F(Int32x4GetZ, 1, 1) \
345 F(Int32x4GetW, 1, 1) \
346 F(Int32x4GetFlagX, 1, 1) \
347 F(Int32x4GetFlagY, 1, 1) \
348 F(Int32x4GetFlagZ, 1, 1) \
349 F(Int32x4GetFlagW, 1, 1) \
350 F(Int32x4GetSignMask, 1, 1) \
353 F(CompileString, 2, 1) \
356 F(GlobalProxy, 1, 1) \
357 F(IsAttachedGlobal, 1, 1) \
359 F(AddNamedProperty, 4, 1) \
360 F(AddPropertyForTemplate, 4, 1) \
361 F(SetProperty, 4, 1) \
362 F(AddElement, 4, 1) \
363 F(DefineApiAccessorProperty, 5, 1) \
364 F(DefineDataPropertyUnchecked, 4, 1) \
365 F(DefineAccessorPropertyUnchecked, 5, 1) \
366 F(GetDataProperty, 2, 1) \
367 F(SetHiddenProperty, 3, 1) \
370 F(RemoveArrayHoles, 2, 1) \
371 F(GetArrayKeys, 2, 1) \
372 F(MoveArrayContents, 2, 1) \
373 F(EstimateNumberOfElements, 1, 1) \
374 F(NormalizeElements, 1, 1) \
376 /* Getters and Setters */ \
377 F(LookupAccessor, 3, 1) \
380 F(ObjectFreeze, 1, 1) \
382 /* Harmony modules */ \
383 F(IsJSModule, 1, 1) \
385 /* Harmony symbols */ \
386 F(CreateSymbol, 1, 1) \
387 F(CreatePrivateSymbol, 1, 1) \
388 F(CreateGlobalPrivateOwnSymbol, 1, 1) \
389 F(CreatePrivateOwnSymbol, 1, 1) \
390 F(NewSymbolWrapper, 1, 1) \
391 F(SymbolDescription, 1, 1) \
392 F(SymbolRegistry, 0, 1) \
393 F(SymbolIsPrivate, 1, 1) \
395 /* Harmony proxies */ \
396 F(CreateJSProxy, 2, 1) \
397 F(CreateJSFunctionProxy, 4, 1) \
399 F(IsJSFunctionProxy, 1, 1) \
400 F(GetHandler, 1, 1) \
401 F(GetCallTrap, 1, 1) \
402 F(GetConstructTrap, 1, 1) \
406 F(SetInitialize, 1, 1) \
411 F(SetGetSize, 1, 1) \
413 F(SetIteratorInitialize, 3, 1) \
414 F(SetIteratorNext, 2, 1) \
417 F(MapInitialize, 1, 1) \
423 F(MapGetSize, 1, 1) \
425 F(MapIteratorInitialize, 3, 1) \
426 F(MapIteratorNext, 2, 1) \
428 /* Harmony weak maps and sets */ \
429 F(WeakCollectionInitialize, 1, 1) \
430 F(WeakCollectionGet, 2, 1) \
431 F(WeakCollectionHas, 2, 1) \
432 F(WeakCollectionDelete, 2, 1) \
433 F(WeakCollectionSet, 3, 1) \
435 F(GetWeakMapEntries, 1, 1) \
436 F(GetWeakSetValues, 1, 1) \
438 /* Harmony events */ \
439 F(EnqueueMicrotask, 1, 1) \
440 F(RunMicrotasks, 0, 1) \
442 /* Harmony observe */ \
443 F(IsObserved, 1, 1) \
444 F(SetIsObserved, 1, 1) \
445 F(GetObservationState, 0, 1) \
446 F(ObservationWeakMapCreate, 0, 1) \
447 F(ObserverObjectAndRecordHaveSameOrigin, 3, 1) \
448 F(ObjectWasCreatedInCurrentOrigin, 1, 1) \
449 F(GetObjectContextObjectObserve, 1, 1) \
450 F(GetObjectContextObjectGetNotifier, 1, 1) \
451 F(GetObjectContextNotifierPerformChange, 1, 1) \
453 /* Harmony typed arrays */ \
454 F(ArrayBufferInitialize, 2, 1) \
455 F(ArrayBufferSliceImpl, 3, 1) \
456 F(ArrayBufferIsView, 1, 1) \
457 F(ArrayBufferNeuter, 1, 1) \
459 F(TypedArrayInitializeFromArrayLike, 4, 1) \
460 F(TypedArrayGetBuffer, 1, 1) \
461 F(TypedArraySetFastCases, 3, 1) \
463 F(DataViewGetBuffer, 1, 1) \
464 F(DataViewGetInt8, 3, 1) \
465 F(DataViewGetUint8, 3, 1) \
466 F(DataViewGetInt16, 3, 1) \
467 F(DataViewGetUint16, 3, 1) \
468 F(DataViewGetInt32, 3, 1) \
469 F(DataViewGetUint32, 3, 1) \
470 F(DataViewGetFloat32, 3, 1) \
471 F(DataViewGetFloat64, 3, 1) \
473 F(DataViewSetInt8, 4, 1) \
474 F(DataViewSetUint8, 4, 1) \
475 F(DataViewSetInt16, 4, 1) \
476 F(DataViewSetUint16, 4, 1) \
477 F(DataViewSetInt32, 4, 1) \
478 F(DataViewSetUint32, 4, 1) \
479 F(DataViewSetFloat32, 4, 1) \
480 F(DataViewSetFloat64, 4, 1) \
483 F(NewObjectFromBound, 1, 1) \
485 /* Declarations and initialization */ \
486 F(InitializeVarGlobal, 3, 1) \
487 F(OptimizeObjectForAddingMultipleProperties, 2, 1) \
490 F(DebugPrint, 1, 1) \
491 F(GlobalPrint, 1, 1) \
492 F(DebugTrace, 0, 1) \
493 F(TraceEnter, 0, 1) \
500 /* Message objects */ \
501 F(MessageGetStartPosition, 1, 1) \
502 F(MessageGetScript, 1, 1) \
504 /* Pseudo functions - handled as macros by parser */ \
507 /* expose boolean functions from objects-inl.h */ \
508 F(HasFastSmiElements, 1, 1) \
509 F(HasFastSmiOrObjectElements, 1, 1) \
510 F(HasFastObjectElements, 1, 1) \
511 F(HasFastDoubleElements, 1, 1) \
512 F(HasFastHoleyElements, 1, 1) \
513 F(HasDictionaryElements, 1, 1) \
514 F(HasSloppyArgumentsElements, 1, 1) \
515 F(HasExternalUint8ClampedElements, 1, 1) \
516 F(HasExternalArrayElements, 1, 1) \
517 F(HasExternalInt8Elements, 1, 1) \
518 F(HasExternalUint8Elements, 1, 1) \
519 F(HasExternalInt16Elements, 1, 1) \
520 F(HasExternalUint16Elements, 1, 1) \
521 F(HasExternalInt32Elements, 1, 1) \
522 F(HasExternalUint32Elements, 1, 1) \
523 F(HasExternalFloat32Elements, 1, 1) \
524 F(HasExternalFloat32x4Elements, 1, 1) \
525 F(HasExternalInt32x4Elements, 1, 1) \
526 F(HasExternalFloat64Elements, 1, 1) \
527 F(HasExternalFloat64x2Elements, 1, 1) \
528 F(HasFixedUint8ClampedElements, 1, 1) \
529 F(HasFixedInt8Elements, 1, 1) \
530 F(HasFixedUint8Elements, 1, 1) \
531 F(HasFixedInt16Elements, 1, 1) \
532 F(HasFixedUint16Elements, 1, 1) \
533 F(HasFixedInt32Elements, 1, 1) \
534 F(HasFixedUint32Elements, 1, 1) \
535 F(HasFixedFloat32Elements, 1, 1) \
536 F(HasFixedFloat64Elements, 1, 1) \
537 F(HasFastProperties, 1, 1) \
538 F(TransitionElementsKind, 2, 1) \
539 F(HaveSameMap, 2, 1) \
540 F(IsJSGlobalProxy, 1, 1) \
541 F(ForInInit, 2, 2) /* TODO(turbofan): Only temporary */ \
542 F(ForInNext, 4, 2) /* TODO(turbofan): Only temporary */ \
543 F(ForInCacheArrayLength, 2, 1) /* TODO(turbofan): Only temporary */
546 #define RUNTIME_FUNCTION_LIST_ALWAYS_3(F) \
547 /* String and Regexp */ \
548 F(NumberToStringRT, 1, 1) \
549 F(RegExpConstructResult, 3, 1) \
550 F(RegExpExecRT, 4, 1) \
553 F(InternalizeString, 1, 1) \
554 F(StringCompare, 2, 1) \
555 F(StringCharCodeAtRT, 2, 1) \
556 F(GetFromCache, 2, 1) \
559 F(CompileLazy, 1, 1) \
560 F(CompileOptimized, 2, 1) \
561 F(TryInstallOptimizedCode, 1, 1) \
562 F(NotifyDeoptimized, 1, 1) \
563 F(NotifyStubFailure, 0, 1) \
566 F(AllocateInNewSpace, 1, 1) \
567 F(AllocateInTargetSpace, 2, 1) \
568 F(AllocateHeapNumber, 0, 1) \
569 F(NumberToSmi, 1, 1) \
570 F(NumberToStringSkipCache, 1, 1) \
572 F(NewArguments, 1, 1) /* TODO(turbofan): Only temporary */ \
573 F(NewSloppyArguments, 3, 1) \
574 F(NewStrictArguments, 3, 1) \
576 /* Harmony generators */ \
577 F(CreateJSGeneratorObject, 0, 1) \
578 F(SuspendJSGeneratorObject, 1, 1) \
579 F(ResumeJSGeneratorObject, 3, 1) \
580 F(ThrowGeneratorStateError, 1, 1) \
583 F(ArrayConstructor, -1, 1) \
584 F(InternalArrayConstructor, -1, 1) \
587 F(MaterializeRegExpLiteral, 4, 1) \
588 F(CreateObjectLiteral, 4, 1) \
589 F(CreateArrayLiteral, 4, 1) \
590 F(CreateArrayLiteralStubBailout, 3, 1) \
593 F(NewClosure, 3, 1) \
594 F(NewClosureFromStubFailure, 1, 1) \
596 F(NewObjectWithAllocationSite, 2, 1) \
597 F(FinalizeInstanceSize, 1, 1) \
600 F(ThrowReferenceError, 1, 1) \
601 F(ThrowNotDateError, 0, 1) \
602 F(StackGuard, 0, 1) \
604 F(PromoteScheduledException, 0, 1) \
607 F(NewGlobalContext, 2, 1) \
608 F(NewFunctionContext, 1, 1) \
609 F(PushWithContext, 2, 1) \
610 F(PushCatchContext, 3, 1) \
611 F(PushBlockContext, 2, 1) \
612 F(PushModuleContext, 2, 1) \
613 F(DeleteLookupSlot, 2, 1) \
614 F(LoadLookupSlot, 2, 2) \
615 F(LoadLookupSlotNoReferenceError, 2, 2) \
616 F(StoreLookupSlot, 4, 1) \
618 /* Declarations and initialization */ \
619 F(DeclareGlobals, 3, 1) \
620 F(DeclareModules, 1, 1) \
621 F(DeclareLookupSlot, 4, 1) \
622 F(InitializeConstGlobal, 2, 1) \
623 F(InitializeLegacyConstLookupSlot, 3, 1) \
626 F(ResolvePossiblyDirectEval, 6, 2) \
629 F(MathPowSlow, 2, 1) \
633 #define RUNTIME_FUNCTION_LIST_DEBUGGER(F) \
634 /* Debugger support*/ \
635 F(DebugBreak, 0, 1) \
636 F(SetDebugEventListener, 2, 1) \
638 F(DebugGetPropertyDetails, 2, 1) \
639 F(DebugGetProperty, 2, 1) \
640 F(DebugPropertyTypeFromDetails, 1, 1) \
641 F(DebugPropertyAttributesFromDetails, 1, 1) \
642 F(DebugPropertyIndexFromDetails, 1, 1) \
643 F(DebugNamedInterceptorPropertyValue, 2, 1) \
644 F(DebugIndexedInterceptorElementValue, 2, 1) \
645 F(CheckExecutionState, 1, 1) \
646 F(GetFrameCount, 1, 1) \
647 F(GetFrameDetails, 2, 1) \
648 F(GetScopeCount, 2, 1) \
649 F(GetStepInPositions, 2, 1) \
650 F(GetScopeDetails, 4, 1) \
651 F(GetAllScopesDetails, 4, 1) \
652 F(GetFunctionScopeCount, 1, 1) \
653 F(GetFunctionScopeDetails, 2, 1) \
654 F(SetScopeVariableValue, 6, 1) \
655 F(DebugPrintScopes, 0, 1) \
656 F(GetThreadCount, 1, 1) \
657 F(GetThreadDetails, 2, 1) \
658 F(SetDisableBreak, 1, 1) \
659 F(GetBreakLocations, 2, 1) \
660 F(SetFunctionBreakPoint, 3, 1) \
661 F(SetScriptBreakPoint, 4, 1) \
662 F(ClearBreakPoint, 1, 1) \
663 F(ChangeBreakOnException, 2, 1) \
664 F(IsBreakOnException, 1, 1) \
665 F(PrepareStep, 4, 1) \
666 F(ClearStepping, 0, 1) \
667 F(DebugEvaluate, 6, 1) \
668 F(DebugEvaluateGlobal, 4, 1) \
669 F(DebugGetLoadedScripts, 0, 1) \
670 F(DebugReferencedBy, 3, 1) \
671 F(DebugConstructedBy, 2, 1) \
672 F(DebugGetPrototype, 1, 1) \
673 F(DebugSetScriptSource, 2, 1) \
674 F(DebugCallbackSupportsStepping, 1, 1) \
675 F(SystemBreak, 0, 1) \
676 F(DebugDisassembleFunction, 1, 1) \
677 F(DebugDisassembleConstructor, 1, 1) \
678 F(FunctionGetInferredName, 1, 1) \
679 F(LiveEditFindSharedFunctionInfosForScript, 1, 1) \
680 F(LiveEditGatherCompileInfo, 2, 1) \
681 F(LiveEditReplaceScript, 3, 1) \
682 F(LiveEditReplaceFunctionCode, 2, 1) \
683 F(LiveEditFunctionSourceUpdated, 1, 1) \
684 F(LiveEditFunctionSetScript, 2, 1) \
685 F(LiveEditReplaceRefToNestedFunction, 3, 1) \
686 F(LiveEditPatchFunctionPositions, 2, 1) \
687 F(LiveEditCheckAndDropActivations, 2, 1) \
688 F(LiveEditCompareStrings, 2, 1) \
689 F(LiveEditRestartFrame, 2, 1) \
690 F(GetFunctionCodePositionFromSource, 2, 1) \
691 F(ExecuteInDebugContext, 2, 1) \
694 F(CollectGarbage, 1, 1) \
695 F(GetHeapUsage, 0, 1) \
698 #ifdef V8_I18N_SUPPORT
699 #define RUNTIME_FUNCTION_LIST_I18N_SUPPORT(F) \
701 /* Standalone, helper methods. */ \
702 F(CanonicalizeLanguageTag, 1, 1) \
703 F(AvailableLocalesOf, 1, 1) \
704 F(GetDefaultICULocale, 0, 1) \
705 F(GetLanguageTagVariants, 1, 1) \
706 F(IsInitializedIntlObject, 1, 1) \
707 F(IsInitializedIntlObjectOfType, 2, 1) \
708 F(MarkAsInitializedIntlObjectOfType, 3, 1) \
709 F(GetImplFromInitializedIntlObject, 1, 1) \
711 /* Date format and parse. */ \
712 F(CreateDateTimeFormat, 3, 1) \
713 F(InternalDateFormat, 2, 1) \
714 F(InternalDateParse, 2, 1) \
716 /* Number format and parse. */ \
717 F(CreateNumberFormat, 3, 1) \
718 F(InternalNumberFormat, 2, 1) \
719 F(InternalNumberParse, 2, 1) \
722 F(CreateCollator, 3, 1) \
723 F(InternalCompare, 3, 1) \
725 /* String.prototype.normalize. */ \
726 F(StringNormalize, 2, 1) \
728 /* Break iterator. */ \
729 F(CreateBreakIterator, 3, 1) \
730 F(BreakIteratorAdoptText, 2, 1) \
731 F(BreakIteratorFirst, 1, 1) \
732 F(BreakIteratorNext, 1, 1) \
733 F(BreakIteratorCurrent, 1, 1) \
734 F(BreakIteratorBreakType, 1, 1) \
737 #define RUNTIME_FUNCTION_LIST_I18N_SUPPORT(F)
742 #define RUNTIME_FUNCTION_LIST_DEBUG(F) \
746 #define RUNTIME_FUNCTION_LIST_DEBUG(F)
749 // ----------------------------------------------------------------------------
750 // RUNTIME_FUNCTION_LIST defines all runtime functions accessed
751 // either directly by id (via the code generator), or indirectly
752 // via a native call by name (from within JS code).
753 // Entries have the form F(name, number of arguments, number of return values).
755 #define RUNTIME_FUNCTION_LIST(F) \
756 RUNTIME_FUNCTION_LIST_ALWAYS_1(F) \
757 RUNTIME_FUNCTION_LIST_ALWAYS_2(F) \
758 RUNTIME_FUNCTION_LIST_ALWAYS_3(F) \
759 RUNTIME_FUNCTION_LIST_DEBUG(F) \
760 RUNTIME_FUNCTION_LIST_DEBUGGER(F) \
761 RUNTIME_FUNCTION_LIST_I18N_SUPPORT(F)
763 // ----------------------------------------------------------------------------
764 // INLINE_FUNCTION_LIST defines all inlined functions accessed
765 // with a native call of the form %_name from within JS code.
766 // Entries have the form F(name, number of arguments, number of return values).
767 #define INLINE_FUNCTION_LIST(F) \
769 F(IsNonNegativeSmi, 1, 1) \
772 F(IsConstructCall, 0, 1) \
773 F(CallFunction, -1 /* receiver + n args + function */, 1) \
774 F(ArgumentsLength, 0, 1) \
777 F(SetValueOf, 2, 1) \
778 F(DateField, 2 /* date object, field index */, 1) \
779 F(StringCharFromCode, 1, 1) \
780 F(StringCharAt, 2, 1) \
781 F(OneByteSeqStringSetChar, 3, 1) \
782 F(TwoByteSeqStringSetChar, 3, 1) \
783 F(ObjectEquals, 2, 1) \
785 F(IsFunction, 1, 1) \
786 F(IsUndetectableObject, 1, 1) \
787 F(IsSpecObject, 1, 1) \
788 F(IsStringWrapperSafeForDefaultValueOf, 1, 1) \
790 F(IsMinusZero, 1, 1) \
791 F(HasCachedArrayIndex, 1, 1) \
792 F(GetCachedArrayIndex, 1, 1) \
793 F(FastOneByteArrayJoin, 2, 1) \
794 F(GeneratorNext, 2, 1) \
795 F(GeneratorThrow, 2, 1) \
796 F(DebugBreakInOptimizedCode, 0, 1) \
798 F(StringCharCodeAt, 2, 1) \
801 F(StringCompare, 2, 1) \
802 F(RegExpExec, 4, 1) \
803 F(RegExpConstructResult, 3, 1) \
804 F(GetFromCache, 2, 1) \
805 F(NumberToString, 1, 1) \
806 F(DebugIsActive, 0, 1)
809 // ----------------------------------------------------------------------------
810 // INLINE_OPTIMIZED_FUNCTION_LIST defines all inlined functions accessed
811 // with a native call of the form %_name from within JS code that also have
812 // a corresponding runtime function, that is called from non-optimized code.
813 // For the benefit of (fuzz) tests, the runtime version can also be called
814 // directly as %name (i.e. without the leading underscore).
815 // Entries have the form F(name, number of arguments, number of return values).
816 #define INLINE_OPTIMIZED_FUNCTION_LIST(F) \
818 F(TypedArrayInitialize, 5, 1) \
819 F(DataViewInitialize, 4, 1) \
821 F(TypedArrayMaxSizeInHeap, 0, 1) \
822 F(ArrayBufferViewGetByteLength, 1, 1) \
823 F(ArrayBufferViewGetByteOffset, 1, 1) \
824 F(TypedArrayGetLength, 1, 1) \
826 F(ArrayBufferGetByteLength, 1, 1) \
828 F(ConstructDouble, 2, 1) \
831 F(MathSqrtRT, 1, 1) \
835 //---------------------------------------------------------------------------
836 // Runtime provides access to all C++ runtime functions.
840 StaticResource<ConsStringIteratorOp>* string_iterator() {
841 return &string_iterator_;
843 unibrow::Mapping<unibrow::ToUppercase, 128>* to_upper_mapping() {
844 return &to_upper_mapping_;
846 unibrow::Mapping<unibrow::ToLowercase, 128>* to_lower_mapping() {
847 return &to_lower_mapping_;
849 ConsStringIteratorOp* string_iterator_compare_x() {
850 return &string_iterator_compare_x_;
852 ConsStringIteratorOp* string_iterator_compare_y() {
853 return &string_iterator_compare_y_;
855 ConsStringIteratorOp* string_locale_compare_it1() {
856 return &string_locale_compare_it1_;
858 ConsStringIteratorOp* string_locale_compare_it2() {
859 return &string_locale_compare_it2_;
864 // Non-reentrant string buffer for efficient general use in the runtime.
865 StaticResource<ConsStringIteratorOp> string_iterator_;
866 unibrow::Mapping<unibrow::ToUppercase, 128> to_upper_mapping_;
867 unibrow::Mapping<unibrow::ToLowercase, 128> to_lower_mapping_;
868 ConsStringIteratorOp string_iterator_compare_x_;
869 ConsStringIteratorOp string_iterator_compare_y_;
870 ConsStringIteratorOp string_locale_compare_it1_;
871 ConsStringIteratorOp string_locale_compare_it2_;
873 friend class Isolate;
874 friend class Runtime;
876 DISALLOW_COPY_AND_ASSIGN(RuntimeState);
880 class Runtime : public AllStatic {
883 #define F(name, nargs, ressize) k##name,
884 RUNTIME_FUNCTION_LIST(F)
885 INLINE_OPTIMIZED_FUNCTION_LIST(F)
887 #define F(name, nargs, ressize) kInline##name,
888 INLINE_FUNCTION_LIST(F)
890 #define F(name, nargs, ressize) kInlineOptimized##name,
891 INLINE_OPTIMIZED_FUNCTION_LIST(F)
894 kFirstInlineFunction = kInlineIsSmi
903 // Intrinsic function descriptor.
905 FunctionId function_id;
906 IntrinsicType intrinsic_type;
907 // The JS name of the function.
910 // The C++ (native) entry point. NULL if the function is inlined.
913 // The number of arguments expected. nargs is -1 if the function takes
914 // a variable number of arguments.
916 // Size of result. Most functions return a single pointer, size 1.
920 static const int kNotFound = -1;
922 // Add internalized strings for all the intrinsic function names to a
924 static void InitializeIntrinsicFunctionNames(Isolate* isolate,
925 Handle<NameDictionary> dict);
927 // Get the intrinsic function with the given name, which must be internalized.
928 static const Function* FunctionForName(Handle<String> name);
930 // Get the intrinsic function with the given FunctionId.
931 static const Function* FunctionForId(FunctionId id);
933 // Get the intrinsic function with the given function entry address.
934 static const Function* FunctionForEntry(Address ref);
936 // General-purpose helper functions for runtime system.
937 static int StringMatch(Isolate* isolate,
942 static bool IsUpperCaseChar(RuntimeState* runtime_state, uint16_t ch);
944 // TODO(1240886): Some of the following methods are *not* handle safe, but
945 // accept handle arguments. This seems fragile.
947 // Support getting the characters in a string using [] notation as
948 // in Firefox/SpiderMonkey, Safari and Opera.
949 MUST_USE_RESULT static MaybeHandle<Object> GetElementOrCharAt(
951 Handle<Object> object,
954 MUST_USE_RESULT static MaybeHandle<Object> SetObjectProperty(
955 Isolate* isolate, Handle<Object> object, Handle<Object> key,
956 Handle<Object> value, StrictMode strict_mode);
958 MUST_USE_RESULT static MaybeHandle<Object> DefineObjectProperty(
959 Handle<JSObject> object, Handle<Object> key, Handle<Object> value,
960 PropertyAttributes attr);
962 MUST_USE_RESULT static MaybeHandle<Object> DeleteObjectProperty(
964 Handle<JSReceiver> object,
966 JSReceiver::DeleteMode mode);
968 MUST_USE_RESULT static MaybeHandle<Object> HasObjectProperty(
970 Handle<JSReceiver> object,
973 MUST_USE_RESULT static MaybeHandle<Object> GetObjectProperty(
975 Handle<Object> object,
978 static void SetupArrayBuffer(Isolate* isolate,
979 Handle<JSArrayBuffer> array_buffer,
982 size_t allocated_length);
984 static bool SetupArrayBufferAllocatingData(
986 Handle<JSArrayBuffer> array_buffer,
987 size_t allocated_length,
988 bool initialize = true);
990 static void NeuterArrayBuffer(Handle<JSArrayBuffer> array_buffer);
992 static void FreeArrayBuffer(
994 JSArrayBuffer* phantom_array_buffer);
997 // arrayIds below should be synchromized with typedarray.js natives.
1000 ARRAY_ID_UINT16 = 3,
1002 ARRAY_ID_UINT32 = 5,
1004 ARRAY_ID_FLOAT32 = 7,
1005 ARRAY_ID_FLOAT64 = 8,
1006 ARRAY_ID_UINT8_CLAMPED = 9,
1007 ARRAY_ID_FLOAT32x4 = 10,
1008 ARRAY_ID_FLOAT64x2 = 11,
1009 ARRAY_ID_INT32x4 = 12,
1010 ARRAY_ID_FIRST = ARRAY_ID_UINT8,
1011 ARRAY_ID_LAST = ARRAY_ID_INT32x4
1014 static void ArrayIdToTypeAndSize(int array_id,
1015 ExternalArrayType *type,
1016 ElementsKind* external_elements_kind,
1017 ElementsKind* fixed_elements_kind,
1018 size_t *element_size);
1020 // Used in runtime.cc and hydrogen's VisitArrayLiteral.
1021 MUST_USE_RESULT static MaybeHandle<Object> CreateArrayLiteralBoilerplate(
1023 Handle<FixedArray> literals,
1024 Handle<FixedArray> elements);
1028 //---------------------------------------------------------------------------
1029 // Constants used by interface to runtime functions.
1031 class AllocateDoubleAlignFlag: public BitField<bool, 0, 1> {};
1032 class AllocateTargetSpace: public BitField<AllocationSpace, 1, 3> {};
1034 class DeclareGlobalsEvalFlag: public BitField<bool, 0, 1> {};
1035 class DeclareGlobalsNativeFlag: public BitField<bool, 1, 1> {};
1036 class DeclareGlobalsStrictMode: public BitField<StrictMode, 2, 1> {};
1038 } } // namespace v8::internal
1040 #endif // V8_RUNTIME_H_