Line data Source code
1 : // Copyright 2014 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.
4 :
5 : #include "src/bootstrapper.h"
6 :
7 : #include "src/accessors.h"
8 : #include "src/api-inl.h"
9 : #include "src/api-natives.h"
10 : #include "src/base/ieee754.h"
11 : #include "src/compiler.h"
12 : #include "src/counters.h"
13 : #include "src/debug/debug.h"
14 : #include "src/extensions/externalize-string-extension.h"
15 : #include "src/extensions/free-buffer-extension.h"
16 : #include "src/extensions/gc-extension.h"
17 : #include "src/extensions/ignition-statistics-extension.h"
18 : #include "src/extensions/statistics-extension.h"
19 : #include "src/extensions/trigger-failure-extension.h"
20 : #include "src/heap/heap.h"
21 : #include "src/isolate-inl.h"
22 : #include "src/math-random.h"
23 : #include "src/objects/api-callbacks.h"
24 : #include "src/objects/arguments.h"
25 : #include "src/objects/builtin-function-id.h"
26 : #include "src/objects/hash-table-inl.h"
27 : #ifdef V8_INTL_SUPPORT
28 : #include "src/objects/intl-objects.h"
29 : #endif // V8_INTL_SUPPORT
30 : #include "src/objects/js-array-buffer-inl.h"
31 : #include "src/objects/js-array-inl.h"
32 : #ifdef V8_INTL_SUPPORT
33 : #include "src/objects/js-break-iterator.h"
34 : #include "src/objects/js-collator.h"
35 : #include "src/objects/js-date-time-format.h"
36 : #include "src/objects/js-list-format.h"
37 : #include "src/objects/js-locale.h"
38 : #include "src/objects/js-number-format.h"
39 : #include "src/objects/js-plural-rules.h"
40 : #endif // V8_INTL_SUPPORT
41 : #include "src/objects/js-regexp-string-iterator.h"
42 : #include "src/objects/js-regexp.h"
43 : #ifdef V8_INTL_SUPPORT
44 : #include "src/objects/js-relative-time-format.h"
45 : #include "src/objects/js-segment-iterator.h"
46 : #include "src/objects/js-segmenter.h"
47 : #endif // V8_INTL_SUPPORT
48 : #include "src/objects/js-weak-refs.h"
49 : #include "src/objects/property-cell.h"
50 : #include "src/objects/slots-inl.h"
51 : #include "src/objects/templates.h"
52 : #include "src/snapshot/natives.h"
53 : #include "src/snapshot/snapshot.h"
54 : #include "src/wasm/wasm-js.h"
55 :
56 : namespace v8 {
57 : namespace internal {
58 :
59 125750 : void SourceCodeCache::Initialize(Isolate* isolate, bool create_heap_objects) {
60 : cache_ = create_heap_objects ? ReadOnlyRoots(isolate).empty_fixed_array()
61 125806 : : FixedArray();
62 125750 : }
63 :
64 0 : void SourceCodeCache::Iterate(RootVisitor* v) {
65 614500 : v->VisitRootPointer(Root::kExtensions, nullptr, FullObjectSlot(&cache_));
66 0 : }
67 :
68 4537 : bool SourceCodeCache::Lookup(Isolate* isolate, Vector<const char> name,
69 : Handle<SharedFunctionInfo>* handle) {
70 20769 : for (int i = 0; i < cache_->length(); i += 2) {
71 7152 : SeqOneByteString str = SeqOneByteString::cast(cache_->get(i));
72 7152 : if (str->IsUtf8EqualTo(name)) {
73 : *handle = Handle<SharedFunctionInfo>(
74 2612 : SharedFunctionInfo::cast(cache_->get(i + 1)), isolate);
75 1306 : return true;
76 : }
77 : }
78 : return false;
79 : }
80 :
81 3194 : void SourceCodeCache::Add(Isolate* isolate, Vector<const char> name,
82 : Handle<SharedFunctionInfo> shared) {
83 : Factory* factory = isolate->factory();
84 : HandleScope scope(isolate);
85 : int length = cache_->length();
86 3197 : Handle<FixedArray> new_array = factory->NewFixedArray(length + 2, TENURED);
87 3189 : cache_->CopyTo(0, *new_array, 0, cache_->length());
88 3206 : cache_ = *new_array;
89 : Handle<String> str =
90 : factory->NewStringFromOneByte(Vector<const uint8_t>::cast(name), TENURED)
91 6409 : .ToHandleChecked();
92 : DCHECK(!str.is_null());
93 3204 : cache_->set(length, *str);
94 3204 : cache_->set(length + 1, *shared);
95 9607 : Script::cast(shared->script())->set_type(type_);
96 3197 : }
97 :
98 62883 : Bootstrapper::Bootstrapper(Isolate* isolate)
99 : : isolate_(isolate),
100 : nesting_(0),
101 125766 : extensions_cache_(Script::TYPE_EXTENSION) {}
102 :
103 111 : Handle<String> Bootstrapper::GetNativeSource(NativeType type, int index) {
104 : NativesExternalStringResource* resource =
105 111 : new NativesExternalStringResource(type, index);
106 : Handle<ExternalOneByteString> source_code =
107 111 : isolate_->factory()->NewNativeSourceString(resource);
108 : DCHECK(source_code->is_uncached());
109 111 : return source_code;
110 : }
111 :
112 62883 : void Bootstrapper::Initialize(bool create_heap_objects) {
113 62883 : extensions_cache_.Initialize(isolate_, create_heap_objects);
114 62883 : }
115 :
116 :
117 : static const char* GCFunctionName() {
118 : bool flag_given =
119 61281 : FLAG_expose_gc_as != nullptr && strlen(FLAG_expose_gc_as) != 0;
120 61281 : return flag_given ? FLAG_expose_gc_as : "gc";
121 : }
122 :
123 : v8::Extension* Bootstrapper::free_buffer_extension_ = nullptr;
124 : v8::Extension* Bootstrapper::gc_extension_ = nullptr;
125 : v8::Extension* Bootstrapper::externalize_string_extension_ = nullptr;
126 : v8::Extension* Bootstrapper::statistics_extension_ = nullptr;
127 : v8::Extension* Bootstrapper::trigger_failure_extension_ = nullptr;
128 : v8::Extension* Bootstrapper::ignition_statistics_extension_ = nullptr;
129 :
130 61281 : void Bootstrapper::InitializeOncePerProcess() {
131 61281 : free_buffer_extension_ = new FreeBufferExtension;
132 61281 : v8::RegisterExtension(free_buffer_extension_);
133 61281 : gc_extension_ = new GCExtension(GCFunctionName());
134 61281 : v8::RegisterExtension(gc_extension_);
135 61281 : externalize_string_extension_ = new ExternalizeStringExtension;
136 61281 : v8::RegisterExtension(externalize_string_extension_);
137 61281 : statistics_extension_ = new StatisticsExtension;
138 61281 : v8::RegisterExtension(statistics_extension_);
139 61281 : trigger_failure_extension_ = new TriggerFailureExtension;
140 61281 : v8::RegisterExtension(trigger_failure_extension_);
141 61281 : ignition_statistics_extension_ = new IgnitionStatisticsExtension;
142 61281 : v8::RegisterExtension(ignition_statistics_extension_);
143 61281 : }
144 :
145 :
146 31878 : void Bootstrapper::TearDownExtensions() {
147 31878 : delete free_buffer_extension_;
148 31878 : free_buffer_extension_ = nullptr;
149 31878 : delete gc_extension_;
150 31878 : gc_extension_ = nullptr;
151 31878 : delete externalize_string_extension_;
152 31878 : externalize_string_extension_ = nullptr;
153 31878 : delete statistics_extension_;
154 31878 : statistics_extension_ = nullptr;
155 31878 : delete trigger_failure_extension_;
156 31878 : trigger_failure_extension_ = nullptr;
157 31878 : delete ignition_statistics_extension_;
158 31878 : ignition_statistics_extension_ = nullptr;
159 31878 : }
160 :
161 62867 : void Bootstrapper::TearDown() {
162 62867 : extensions_cache_.Initialize(isolate_, false); // Yes, symmetrical
163 62867 : }
164 :
165 : class Genesis {
166 : public:
167 : Genesis(Isolate* isolate, MaybeHandle<JSGlobalProxy> maybe_global_proxy,
168 : v8::Local<v8::ObjectTemplate> global_proxy_template,
169 : size_t context_snapshot_index,
170 : v8::DeserializeEmbedderFieldsCallback embedder_fields_deserializer);
171 : Genesis(Isolate* isolate, MaybeHandle<JSGlobalProxy> maybe_global_proxy,
172 : v8::Local<v8::ObjectTemplate> global_proxy_template);
173 : ~Genesis() = default;
174 :
175 : Isolate* isolate() const { return isolate_; }
176 : Factory* factory() const { return isolate_->factory(); }
177 : Builtins* builtins() const { return isolate_->builtins(); }
178 : Heap* heap() const { return isolate_->heap(); }
179 :
180 : Handle<Context> result() { return result_; }
181 :
182 : Handle<JSGlobalProxy> global_proxy() { return global_proxy_; }
183 :
184 : private:
185 : Handle<NativeContext> native_context() { return native_context_; }
186 :
187 : // Creates some basic objects. Used for creating a context from scratch.
188 : void CreateRoots();
189 : // Creates the empty function. Used for creating a context from scratch.
190 : Handle<JSFunction> CreateEmptyFunction();
191 : // Returns the %ThrowTypeError% intrinsic function.
192 : // See ES#sec-%throwtypeerror% for details.
193 : Handle<JSFunction> GetThrowTypeErrorIntrinsic();
194 :
195 : void CreateSloppyModeFunctionMaps(Handle<JSFunction> empty);
196 : void CreateStrictModeFunctionMaps(Handle<JSFunction> empty);
197 : void CreateObjectFunction(Handle<JSFunction> empty);
198 : void CreateIteratorMaps(Handle<JSFunction> empty);
199 : void CreateAsyncIteratorMaps(Handle<JSFunction> empty);
200 : void CreateAsyncFunctionMaps(Handle<JSFunction> empty);
201 : void CreateJSProxyMaps();
202 :
203 : // Make the "arguments" and "caller" properties throw a TypeError on access.
204 : void AddRestrictedFunctionProperties(Handle<JSFunction> empty);
205 :
206 : // Creates the global objects using the global proxy and the template passed
207 : // in through the API. We call this regardless of whether we are building a
208 : // context from scratch or using a deserialized one from the partial snapshot
209 : // but in the latter case we don't use the objects it produces directly, as
210 : // we have to use the deserialized ones that are linked together with the
211 : // rest of the context snapshot. At the end we link the global proxy and the
212 : // context to each other.
213 : Handle<JSGlobalObject> CreateNewGlobals(
214 : v8::Local<v8::ObjectTemplate> global_proxy_template,
215 : Handle<JSGlobalProxy> global_proxy);
216 : // Similarly, we want to use the global that has been created by the templates
217 : // passed through the API. The global from the snapshot is detached from the
218 : // other objects in the snapshot.
219 : void HookUpGlobalObject(Handle<JSGlobalObject> global_object);
220 : // Hooks the given global proxy into the context in the case we do not
221 : // replace the global object from the deserialized native context.
222 : void HookUpGlobalProxy(Handle<JSGlobalProxy> global_proxy);
223 : // The native context has a ScriptContextTable that store declarative bindings
224 : // made in script scopes. Add a "this" binding to that table pointing to the
225 : // global proxy.
226 : void InstallGlobalThisBinding();
227 : // New context initialization. Used for creating a context from scratch.
228 : void InitializeGlobal(Handle<JSGlobalObject> global_object,
229 : Handle<JSFunction> empty_function);
230 : void InitializeExperimentalGlobal();
231 : void InitializeIteratorFunctions();
232 : void InitializeCallSiteBuiltins();
233 : // Depending on the situation, expose and/or get rid of the utils object.
234 : void ConfigureUtilsObject();
235 :
236 : #define DECLARE_FEATURE_INITIALIZATION(id, descr) \
237 : void InitializeGlobal_##id();
238 :
239 : HARMONY_INPROGRESS(DECLARE_FEATURE_INITIALIZATION)
240 : HARMONY_STAGED(DECLARE_FEATURE_INITIALIZATION)
241 : HARMONY_SHIPPING(DECLARE_FEATURE_INITIALIZATION)
242 : #undef DECLARE_FEATURE_INITIALIZATION
243 :
244 : enum ArrayBufferKind {
245 : ARRAY_BUFFER,
246 : SHARED_ARRAY_BUFFER,
247 : };
248 : Handle<JSFunction> CreateArrayBuffer(Handle<String> name,
249 : ArrayBufferKind array_buffer_kind);
250 : void InstallInternalPackedArrayFunction(Handle<JSObject> prototype,
251 : const char* name);
252 : void InstallInternalPackedArray(Handle<JSObject> target, const char* name);
253 : bool InstallNatives();
254 :
255 : Handle<JSFunction> InstallTypedArray(const char* name,
256 : ElementsKind elements_kind);
257 : bool InstallExtraNatives();
258 : void InstallBuiltinFunctionIds();
259 : void InitializeNormalizedMapCaches();
260 :
261 : enum ExtensionTraversalState {
262 : UNVISITED, VISITED, INSTALLED
263 : };
264 :
265 : class ExtensionStates {
266 : public:
267 : ExtensionStates();
268 : ExtensionTraversalState get_state(RegisteredExtension* extension);
269 : void set_state(RegisteredExtension* extension,
270 : ExtensionTraversalState state);
271 : private:
272 : base::HashMap map_;
273 : DISALLOW_COPY_AND_ASSIGN(ExtensionStates);
274 : };
275 :
276 : // Used both for deserialized and from-scratch contexts to add the extensions
277 : // provided.
278 : static bool InstallExtensions(Isolate* isolate,
279 : Handle<Context> native_context,
280 : v8::ExtensionConfiguration* extensions);
281 : static bool InstallAutoExtensions(Isolate* isolate,
282 : ExtensionStates* extension_states);
283 : static bool InstallRequestedExtensions(Isolate* isolate,
284 : v8::ExtensionConfiguration* extensions,
285 : ExtensionStates* extension_states);
286 : static bool InstallExtension(Isolate* isolate,
287 : const char* name,
288 : ExtensionStates* extension_states);
289 : static bool InstallExtension(Isolate* isolate,
290 : v8::RegisteredExtension* current,
291 : ExtensionStates* extension_states);
292 : static bool InstallSpecialObjects(Isolate* isolate,
293 : Handle<Context> native_context);
294 : bool ConfigureApiObject(Handle<JSObject> object,
295 : Handle<ObjectTemplateInfo> object_template);
296 : bool ConfigureGlobalObjects(
297 : v8::Local<v8::ObjectTemplate> global_proxy_template);
298 :
299 : // Migrates all properties from the 'from' object to the 'to'
300 : // object and overrides the prototype in 'to' with the one from
301 : // 'from'.
302 : void TransferObject(Handle<JSObject> from, Handle<JSObject> to);
303 : void TransferNamedProperties(Handle<JSObject> from, Handle<JSObject> to);
304 : void TransferIndexedProperties(Handle<JSObject> from, Handle<JSObject> to);
305 :
306 : static bool CompileExtension(Isolate* isolate, v8::Extension* extension);
307 :
308 : Isolate* isolate_;
309 : Handle<Context> result_;
310 : Handle<NativeContext> native_context_;
311 : Handle<JSGlobalProxy> global_proxy_;
312 :
313 : // Temporary function maps needed only during bootstrapping.
314 : Handle<Map> strict_function_with_home_object_map_;
315 : Handle<Map> strict_function_with_name_and_home_object_map_;
316 :
317 : // %ThrowTypeError%. See ES#sec-%throwtypeerror% for details.
318 : Handle<JSFunction> restricted_properties_thrower_;
319 :
320 : BootstrapperActive active_;
321 : friend class Bootstrapper;
322 : };
323 :
324 307250 : void Bootstrapper::Iterate(RootVisitor* v) {
325 : extensions_cache_.Iterate(v);
326 307250 : v->Synchronize(VisitorSynchronization::kExtensions);
327 307250 : }
328 :
329 91890 : Handle<Context> Bootstrapper::CreateEnvironment(
330 : MaybeHandle<JSGlobalProxy> maybe_global_proxy,
331 : v8::Local<v8::ObjectTemplate> global_proxy_template,
332 : v8::ExtensionConfiguration* extensions, size_t context_snapshot_index,
333 : v8::DeserializeEmbedderFieldsCallback embedder_fields_deserializer) {
334 91890 : HandleScope scope(isolate_);
335 : Handle<Context> env;
336 : {
337 : Genesis genesis(isolate_, maybe_global_proxy, global_proxy_template,
338 91890 : context_snapshot_index, embedder_fields_deserializer);
339 : env = genesis.result();
340 91890 : if (env.is_null() || !InstallExtensions(env, extensions)) {
341 40 : return Handle<Context>();
342 : }
343 : }
344 91851 : LogAllMaps();
345 91851 : return scope.CloseAndEscape(env);
346 : }
347 :
348 18 : Handle<JSGlobalProxy> Bootstrapper::NewRemoteContext(
349 : MaybeHandle<JSGlobalProxy> maybe_global_proxy,
350 : v8::Local<v8::ObjectTemplate> global_proxy_template) {
351 18 : HandleScope scope(isolate_);
352 : Handle<JSGlobalProxy> global_proxy;
353 : {
354 18 : Genesis genesis(isolate_, maybe_global_proxy, global_proxy_template);
355 : global_proxy = genesis.global_proxy();
356 18 : if (global_proxy.is_null()) return Handle<JSGlobalProxy>();
357 : }
358 18 : LogAllMaps();
359 18 : return scope.CloseAndEscape(global_proxy);
360 : }
361 :
362 91869 : void Bootstrapper::LogAllMaps() {
363 183738 : if (!FLAG_trace_maps || isolate_->initialized_from_snapshot()) return;
364 : // Log all created Map objects that are on the heap. For snapshots the Map
365 : // logging happens during deserialization in order to avoid printing Maps
366 : // multiple times during partial deserialization.
367 0 : LOG(isolate_, LogAllMaps());
368 : }
369 :
370 107 : void Bootstrapper::DetachGlobal(Handle<Context> env) {
371 : isolate_->counters()->errors_thrown_per_context()->AddSample(
372 214 : env->GetErrorsThrown());
373 :
374 107 : ReadOnlyRoots roots(isolate_);
375 214 : Handle<JSGlobalProxy> global_proxy(JSGlobalProxy::cast(env->global_proxy()),
376 214 : isolate_);
377 214 : global_proxy->set_native_context(roots.null_value());
378 214 : JSObject::ForceSetPrototype(global_proxy, isolate_->factory()->null_value());
379 214 : global_proxy->map()->SetConstructor(roots.null_value());
380 107 : if (FLAG_track_detached_contexts) {
381 107 : isolate_->AddDetachedContext(env);
382 : }
383 107 : }
384 :
385 : namespace {
386 :
387 1887 : V8_NOINLINE Handle<SharedFunctionInfo> SimpleCreateSharedFunctionInfo(
388 : Isolate* isolate, Builtins::Name builtin_id, Handle<String> name, int len,
389 : FunctionKind kind = FunctionKind::kNormalFunction) {
390 : Handle<SharedFunctionInfo> shared =
391 : isolate->factory()->NewSharedFunctionInfoForBuiltin(name, builtin_id,
392 3774 : kind);
393 : shared->set_internal_formal_parameter_count(len);
394 : shared->set_length(len);
395 1887 : return shared;
396 : }
397 :
398 111 : V8_NOINLINE Handle<SharedFunctionInfo> SimpleCreateBuiltinSharedFunctionInfo(
399 : Isolate* isolate, Builtins::Name builtin_id, Handle<String> name, int len) {
400 : Handle<SharedFunctionInfo> shared =
401 : isolate->factory()->NewSharedFunctionInfoForBuiltin(name, builtin_id,
402 111 : kNormalFunction);
403 : shared->set_internal_formal_parameter_count(len);
404 : shared->set_length(len);
405 111 : return shared;
406 : }
407 :
408 283121 : V8_NOINLINE Handle<JSFunction> CreateFunction(
409 : Isolate* isolate, Handle<String> name, InstanceType type, int instance_size,
410 : int inobject_properties, Handle<Object> prototype,
411 : Builtins::Name builtin_id) {
412 : Handle<JSFunction> result;
413 :
414 : NewFunctionArgs args = NewFunctionArgs::ForBuiltinWithPrototype(
415 : name, prototype, type, instance_size, inobject_properties, builtin_id,
416 283121 : IMMUTABLE);
417 :
418 283121 : result = isolate->factory()->NewFunction(args);
419 : // Make the JSFunction's prototype object fast.
420 : JSObject::MakePrototypesFast(handle(result->prototype(), isolate),
421 566240 : kStartAtReceiver, isolate);
422 :
423 : // Make the resulting JSFunction object fast.
424 283121 : JSObject::MakePrototypesFast(result, kStartAtReceiver, isolate);
425 283122 : result->shared()->set_native(true);
426 283122 : return result;
427 : }
428 :
429 92260 : V8_NOINLINE Handle<JSFunction> CreateFunction(
430 : Isolate* isolate, const char* name, InstanceType type, int instance_size,
431 : int inobject_properties, Handle<Object> prototype,
432 : Builtins::Name builtin_id) {
433 : return CreateFunction(
434 : isolate, isolate->factory()->InternalizeUtf8String(name), type,
435 92260 : instance_size, inobject_properties, prototype, builtin_id);
436 : }
437 :
438 188598 : V8_NOINLINE Handle<JSFunction> InstallFunction(
439 : Isolate* isolate, Handle<JSObject> target, Handle<String> name,
440 : InstanceType type, int instance_size, int inobject_properties,
441 : Handle<Object> prototype, Builtins::Name call) {
442 : Handle<JSFunction> function = CreateFunction(
443 188598 : isolate, name, type, instance_size, inobject_properties, prototype, call);
444 188599 : JSObject::AddProperty(isolate, target, name, function, DONT_ENUM);
445 188598 : return function;
446 : }
447 :
448 187488 : V8_NOINLINE Handle<JSFunction> InstallFunction(
449 : Isolate* isolate, Handle<JSObject> target, const char* name,
450 : InstanceType type, int instance_size, int inobject_properties,
451 : Handle<Object> prototype, Builtins::Name call) {
452 : return InstallFunction(isolate, target,
453 : isolate->factory()->InternalizeUtf8String(name), type,
454 187488 : instance_size, inobject_properties, prototype, call);
455 : }
456 :
457 1439291 : V8_NOINLINE Handle<JSFunction> SimpleCreateFunction(Isolate* isolate,
458 : Handle<String> name,
459 : Builtins::Name call,
460 : int len, bool adapt) {
461 : NewFunctionArgs args = NewFunctionArgs::ForBuiltinWithoutPrototype(
462 1439291 : name, call, LanguageMode::kStrict);
463 1439290 : Handle<JSFunction> fun = isolate->factory()->NewFunction(args);
464 : // Make the resulting JSFunction object fast.
465 1439293 : JSObject::MakePrototypesFast(fun, kStartAtReceiver, isolate);
466 1439292 : fun->shared()->set_native(true);
467 :
468 1439292 : if (adapt) {
469 796072 : fun->shared()->set_internal_formal_parameter_count(len);
470 : } else {
471 2082514 : fun->shared()->DontAdaptArguments();
472 : }
473 2878587 : fun->shared()->set_length(len);
474 1439294 : return fun;
475 : }
476 :
477 3108 : V8_NOINLINE Handle<JSFunction> InstallFunctionWithBuiltinId(
478 : Isolate* isolate, Handle<JSObject> base, const char* name,
479 : Builtins::Name call, int len, bool adapt, BuiltinFunctionId id) {
480 : DCHECK_NE(BuiltinFunctionId::kInvalidBuiltinFunctionId, id);
481 : Handle<String> internalized_name =
482 3108 : isolate->factory()->InternalizeUtf8String(name);
483 : Handle<JSFunction> fun =
484 3108 : SimpleCreateFunction(isolate, internalized_name, call, len, adapt);
485 6216 : fun->shared()->set_builtin_function_id(id);
486 3108 : JSObject::AddProperty(isolate, base, internalized_name, fun, DONT_ENUM);
487 3108 : return fun;
488 : }
489 :
490 1239798 : V8_NOINLINE Handle<JSFunction> SimpleInstallFunction(
491 : Isolate* isolate, Handle<JSObject> base, const char* name,
492 : Builtins::Name call, int len, bool adapt,
493 : PropertyAttributes attrs = DONT_ENUM) {
494 : // Although function name does not have to be internalized the property name
495 : // will be internalized during property addition anyway, so do it here now.
496 : Handle<String> internalized_name =
497 1239798 : isolate->factory()->InternalizeUtf8String(name);
498 : Handle<JSFunction> fun =
499 1239799 : SimpleCreateFunction(isolate, internalized_name, call, len, adapt);
500 1239801 : JSObject::AddProperty(isolate, base, internalized_name, fun, attrs);
501 1239799 : return fun;
502 : }
503 :
504 92705 : V8_NOINLINE Handle<JSFunction> InstallFunctionAtSymbol(
505 : Isolate* isolate, Handle<JSObject> base, Handle<Symbol> symbol,
506 : const char* symbol_string, Builtins::Name call, int len, bool adapt,
507 : PropertyAttributes attrs = DONT_ENUM,
508 : BuiltinFunctionId id = BuiltinFunctionId::kInvalidBuiltinFunctionId) {
509 : Handle<String> internalized_symbol =
510 92705 : isolate->factory()->InternalizeUtf8String(symbol_string);
511 : Handle<JSFunction> fun =
512 92705 : SimpleCreateFunction(isolate, internalized_symbol, call, len, adapt);
513 92705 : if (id != BuiltinFunctionId::kInvalidBuiltinFunctionId) {
514 444 : fun->shared()->set_builtin_function_id(id);
515 : }
516 92705 : JSObject::AddProperty(isolate, base, symbol, fun, attrs);
517 92705 : return fun;
518 : }
519 :
520 2220 : V8_NOINLINE void SimpleInstallGetterSetter(Isolate* isolate,
521 : Handle<JSObject> base,
522 : Handle<String> name,
523 : Builtins::Name call_getter,
524 : Builtins::Name call_setter) {
525 : Handle<String> getter_name =
526 2220 : Name::ToFunctionName(isolate, name, isolate->factory()->get_string())
527 4440 : .ToHandleChecked();
528 : Handle<JSFunction> getter =
529 2220 : SimpleCreateFunction(isolate, getter_name, call_getter, 0, true);
530 :
531 : Handle<String> setter_name =
532 2220 : Name::ToFunctionName(isolate, name, isolate->factory()->set_string())
533 4440 : .ToHandleChecked();
534 : Handle<JSFunction> setter =
535 2220 : SimpleCreateFunction(isolate, setter_name, call_setter, 1, true);
536 :
537 4440 : JSObject::DefineAccessor(base, name, getter, setter, DONT_ENUM).Check();
538 2220 : }
539 :
540 1998 : void SimpleInstallGetterSetter(Isolate* isolate, Handle<JSObject> base,
541 : const char* name, Builtins::Name call_getter,
542 : Builtins::Name call_setter) {
543 : SimpleInstallGetterSetter(isolate, base,
544 : isolate->factory()->InternalizeUtf8String(name),
545 1998 : call_getter, call_setter);
546 1998 : }
547 :
548 98240 : V8_NOINLINE Handle<JSFunction> SimpleInstallGetter(
549 : Isolate* isolate, Handle<JSObject> base, Handle<Name> name,
550 : Handle<Name> property_name, Builtins::Name call, bool adapt) {
551 : Handle<String> getter_name =
552 : Name::ToFunctionName(isolate, name, isolate->factory()->get_string())
553 196480 : .ToHandleChecked();
554 : Handle<JSFunction> getter =
555 98240 : SimpleCreateFunction(isolate, getter_name, call, 0, adapt);
556 :
557 : Handle<Object> setter = isolate->factory()->undefined_value();
558 :
559 98240 : JSObject::DefineAccessor(base, property_name, getter, setter, DONT_ENUM)
560 196480 : .Check();
561 :
562 98240 : return getter;
563 : }
564 :
565 97352 : V8_NOINLINE Handle<JSFunction> SimpleInstallGetter(Isolate* isolate,
566 : Handle<JSObject> base,
567 : Handle<Name> name,
568 : Builtins::Name call,
569 : bool adapt) {
570 97352 : return SimpleInstallGetter(isolate, base, name, name, call, adapt);
571 : }
572 :
573 1221 : V8_NOINLINE Handle<JSFunction> SimpleInstallGetter(
574 : Isolate* isolate, Handle<JSObject> base, Handle<Name> name,
575 : Builtins::Name call, bool adapt, BuiltinFunctionId id) {
576 : Handle<JSFunction> fun =
577 1221 : SimpleInstallGetter(isolate, base, name, call, adapt);
578 2442 : fun->shared()->set_builtin_function_id(id);
579 1221 : return fun;
580 : }
581 :
582 97478 : V8_NOINLINE void InstallConstant(Isolate* isolate, Handle<JSObject> holder,
583 : const char* name, Handle<Object> value) {
584 : JSObject::AddProperty(
585 : isolate, holder, isolate->factory()->InternalizeUtf8String(name), value,
586 194956 : static_cast<PropertyAttributes>(DONT_DELETE | DONT_ENUM | READ_ONLY));
587 97478 : }
588 :
589 1110 : V8_NOINLINE void InstallTrueValuedProperty(Isolate* isolate,
590 : Handle<JSObject> holder,
591 : const char* name) {
592 : JSObject::AddProperty(isolate, holder,
593 : isolate->factory()->InternalizeUtf8String(name),
594 2220 : isolate->factory()->true_value(), NONE);
595 1110 : }
596 :
597 888 : V8_NOINLINE void InstallSpeciesGetter(Isolate* isolate,
598 : Handle<JSFunction> constructor) {
599 : Factory* factory = isolate->factory();
600 : // TODO(adamk): We should be able to share a SharedFunctionInfo
601 : // between all these JSFunctins.
602 : SimpleInstallGetter(isolate, constructor, factory->symbol_species_string(),
603 : factory->species_symbol(), Builtins::kReturnReceiver,
604 888 : true);
605 888 : }
606 :
607 372334 : V8_NOINLINE void InstallToStringTag(Isolate* isolate, Handle<JSObject> holder,
608 : Handle<String> value) {
609 : JSObject::AddProperty(isolate, holder,
610 : isolate->factory()->to_string_tag_symbol(), value,
611 372334 : static_cast<PropertyAttributes>(DONT_ENUM | READ_ONLY));
612 372333 : }
613 :
614 368932 : void InstallToStringTag(Isolate* isolate, Handle<JSObject> holder,
615 : const char* value) {
616 : InstallToStringTag(isolate, holder,
617 368932 : isolate->factory()->InternalizeUtf8String(value));
618 368931 : }
619 :
620 : } // namespace
621 :
622 999 : Handle<JSFunction> Genesis::CreateEmptyFunction() {
623 : // Allocate the function map first and then patch the prototype later.
624 : Handle<Map> empty_function_map = factory()->CreateSloppyFunctionMap(
625 222 : FUNCTION_WITHOUT_PROTOTYPE, MaybeHandle<JSFunction>());
626 : empty_function_map->set_is_prototype_map(true);
627 : DCHECK(!empty_function_map->is_dictionary_map());
628 :
629 : // Allocate ScopeInfo for the empty function.
630 111 : Handle<ScopeInfo> scope_info = ScopeInfo::CreateForEmptyFunction(isolate());
631 :
632 : // Allocate the empty function as the prototype for function according to
633 : // ES#sec-properties-of-the-function-prototype-object
634 : NewFunctionArgs args = NewFunctionArgs::ForBuiltin(
635 111 : factory()->empty_string(), empty_function_map, Builtins::kEmptyFunction);
636 111 : Handle<JSFunction> empty_function = factory()->NewFunction(args);
637 111 : native_context()->set_empty_function(*empty_function);
638 :
639 : // --- E m p t y ---
640 111 : Handle<String> source = factory()->NewStringFromStaticChars("() {}");
641 111 : Handle<Script> script = factory()->NewScript(source);
642 : script->set_type(Script::TYPE_NATIVE);
643 111 : Handle<WeakFixedArray> infos = factory()->NewWeakFixedArray(2);
644 111 : script->set_shared_function_infos(*infos);
645 111 : empty_function->shared()->set_scope_info(*scope_info);
646 222 : empty_function->shared()->DontAdaptArguments();
647 : SharedFunctionInfo::SetScript(handle(empty_function->shared(), isolate()),
648 222 : script, 1);
649 :
650 111 : return empty_function;
651 : }
652 :
653 111 : void Genesis::CreateSloppyModeFunctionMaps(Handle<JSFunction> empty) {
654 111 : Factory* factory = isolate_->factory();
655 : Handle<Map> map;
656 :
657 : //
658 : // Allocate maps for sloppy functions without prototype.
659 : //
660 111 : map = factory->CreateSloppyFunctionMap(FUNCTION_WITHOUT_PROTOTYPE, empty);
661 111 : native_context()->set_sloppy_function_without_prototype_map(*map);
662 :
663 : //
664 : // Allocate maps for sloppy functions with readonly prototype.
665 : //
666 : map =
667 111 : factory->CreateSloppyFunctionMap(FUNCTION_WITH_READONLY_PROTOTYPE, empty);
668 111 : native_context()->set_sloppy_function_with_readonly_prototype_map(*map);
669 :
670 : //
671 : // Allocate maps for sloppy functions with writable prototype.
672 : //
673 : map = factory->CreateSloppyFunctionMap(FUNCTION_WITH_WRITEABLE_PROTOTYPE,
674 111 : empty);
675 111 : native_context()->set_sloppy_function_map(*map);
676 :
677 : map = factory->CreateSloppyFunctionMap(
678 111 : FUNCTION_WITH_NAME_AND_WRITEABLE_PROTOTYPE, empty);
679 111 : native_context()->set_sloppy_function_with_name_map(*map);
680 111 : }
681 :
682 777 : Handle<JSFunction> Genesis::GetThrowTypeErrorIntrinsic() {
683 222 : if (!restricted_properties_thrower_.is_null()) {
684 111 : return restricted_properties_thrower_;
685 : }
686 111 : Handle<String> name = factory()->empty_string();
687 : NewFunctionArgs args = NewFunctionArgs::ForBuiltinWithoutPrototype(
688 111 : name, Builtins::kStrictPoisonPillThrower, i::LanguageMode::kStrict);
689 111 : Handle<JSFunction> function = factory()->NewFunction(args);
690 222 : function->shared()->DontAdaptArguments();
691 :
692 : // %ThrowTypeError% must not have a name property.
693 111 : if (JSReceiver::DeleteProperty(function, factory()->name_string())
694 111 : .IsNothing()) {
695 : DCHECK(false);
696 : }
697 :
698 : // length needs to be non configurable.
699 222 : Handle<Object> value(Smi::FromInt(function->shared()->GetLength()),
700 : isolate());
701 : JSObject::SetOwnPropertyIgnoreAttributes(
702 : function, factory()->length_string(), value,
703 111 : static_cast<PropertyAttributes>(DONT_ENUM | DONT_DELETE | READ_ONLY))
704 111 : .Assert();
705 :
706 111 : if (JSObject::PreventExtensions(function, kThrowOnError).IsNothing()) {
707 : DCHECK(false);
708 : }
709 :
710 111 : JSObject::MigrateSlowToFast(function, 0, "Bootstrapping");
711 :
712 111 : restricted_properties_thrower_ = function;
713 111 : return function;
714 : }
715 :
716 111 : void Genesis::CreateStrictModeFunctionMaps(Handle<JSFunction> empty) {
717 111 : Factory* factory = isolate_->factory();
718 : Handle<Map> map;
719 :
720 : //
721 : // Allocate maps for strict functions without prototype.
722 : //
723 111 : map = factory->CreateStrictFunctionMap(FUNCTION_WITHOUT_PROTOTYPE, empty);
724 111 : native_context()->set_strict_function_without_prototype_map(*map);
725 :
726 111 : map = factory->CreateStrictFunctionMap(METHOD_WITH_NAME, empty);
727 111 : native_context()->set_method_with_name_map(*map);
728 :
729 111 : map = factory->CreateStrictFunctionMap(METHOD_WITH_HOME_OBJECT, empty);
730 111 : native_context()->set_method_with_home_object_map(*map);
731 :
732 : map =
733 111 : factory->CreateStrictFunctionMap(METHOD_WITH_NAME_AND_HOME_OBJECT, empty);
734 111 : native_context()->set_method_with_name_and_home_object_map(*map);
735 :
736 : //
737 : // Allocate maps for strict functions with writable prototype.
738 : //
739 : map = factory->CreateStrictFunctionMap(FUNCTION_WITH_WRITEABLE_PROTOTYPE,
740 111 : empty);
741 111 : native_context()->set_strict_function_map(*map);
742 :
743 : map = factory->CreateStrictFunctionMap(
744 111 : FUNCTION_WITH_NAME_AND_WRITEABLE_PROTOTYPE, empty);
745 111 : native_context()->set_strict_function_with_name_map(*map);
746 :
747 : strict_function_with_home_object_map_ = factory->CreateStrictFunctionMap(
748 111 : FUNCTION_WITH_HOME_OBJECT_AND_WRITEABLE_PROTOTYPE, empty);
749 : strict_function_with_name_and_home_object_map_ =
750 : factory->CreateStrictFunctionMap(
751 111 : FUNCTION_WITH_NAME_AND_HOME_OBJECT_AND_WRITEABLE_PROTOTYPE, empty);
752 :
753 : //
754 : // Allocate maps for strict functions with readonly prototype.
755 : //
756 : map =
757 111 : factory->CreateStrictFunctionMap(FUNCTION_WITH_READONLY_PROTOTYPE, empty);
758 111 : native_context()->set_strict_function_with_readonly_prototype_map(*map);
759 :
760 : //
761 : // Allocate map for class functions.
762 : //
763 111 : map = factory->CreateClassFunctionMap(empty);
764 111 : native_context()->set_class_function_map(*map);
765 :
766 : // Now that the strict mode function map is available, set up the
767 : // restricted "arguments" and "caller" getters.
768 111 : AddRestrictedFunctionProperties(empty);
769 111 : }
770 :
771 888 : void Genesis::CreateObjectFunction(Handle<JSFunction> empty_function) {
772 111 : Factory* factory = isolate_->factory();
773 :
774 : // --- O b j e c t ---
775 : int inobject_properties = JSObject::kInitialGlobalObjectUnusedPropertiesCount;
776 : int instance_size = JSObject::kHeaderSize + kTaggedSize * inobject_properties;
777 :
778 : Handle<JSFunction> object_fun = CreateFunction(
779 : isolate_, factory->Object_string(), JS_OBJECT_TYPE, instance_size,
780 111 : inobject_properties, factory->null_value(), Builtins::kObjectConstructor);
781 222 : object_fun->shared()->set_length(1);
782 222 : object_fun->shared()->DontAdaptArguments();
783 111 : native_context()->set_object_function(*object_fun);
784 :
785 : {
786 : // Finish setting up Object function's initial map.
787 111 : Map initial_map = object_fun->initial_map();
788 111 : initial_map->set_elements_kind(HOLEY_ELEMENTS);
789 : }
790 :
791 : // Allocate a new prototype for the object function.
792 : Handle<JSObject> object_function_prototype =
793 111 : factory->NewFunctionPrototype(object_fun);
794 :
795 : Handle<Map> map =
796 : Map::Copy(isolate(), handle(object_function_prototype->map(), isolate()),
797 111 : "EmptyObjectPrototype");
798 : map->set_is_prototype_map(true);
799 : // Ban re-setting Object.prototype.__proto__ to prevent Proxy security bug
800 111 : map->set_is_immutable_proto(true);
801 111 : object_function_prototype->set_map(*map);
802 :
803 : // Complete setting up empty function.
804 : {
805 111 : Handle<Map> empty_function_map(empty_function->map(), isolate_);
806 111 : Map::SetPrototype(isolate(), empty_function_map, object_function_prototype);
807 : }
808 :
809 111 : native_context()->set_initial_object_prototype(*object_function_prototype);
810 111 : JSFunction::SetPrototype(object_fun, object_function_prototype);
811 :
812 : {
813 : // Set up slow map for Object.create(null) instances without in-object
814 : // properties.
815 333 : Handle<Map> map(object_fun->initial_map(), isolate_);
816 111 : map = Map::CopyInitialMapNormalized(isolate(), map);
817 111 : Map::SetPrototype(isolate(), map, factory->null_value());
818 111 : native_context()->set_slow_object_with_null_prototype_map(*map);
819 :
820 : // Set up slow map for literals with too many properties.
821 111 : map = Map::Copy(isolate(), map, "slow_object_with_object_prototype_map");
822 111 : Map::SetPrototype(isolate(), map, object_function_prototype);
823 111 : native_context()->set_slow_object_with_object_prototype_map(*map);
824 : }
825 111 : }
826 :
827 : namespace {
828 :
829 888 : Handle<Map> CreateNonConstructorMap(Isolate* isolate, Handle<Map> source_map,
830 : Handle<JSObject> prototype,
831 : const char* reason) {
832 888 : Handle<Map> map = Map::Copy(isolate, source_map, reason);
833 : // Ensure the resulting map has prototype slot (it is necessary for storing
834 : // inital map even when the prototype property is not required).
835 888 : if (!map->has_prototype_slot()) {
836 : // Re-set the unused property fields after changing the instance size.
837 : // TODO(ulan): Do not change instance size after map creation.
838 0 : int unused_property_fields = map->UnusedPropertyFields();
839 0 : map->set_instance_size(map->instance_size() + kTaggedSize);
840 : // The prototype slot shifts the in-object properties area by one slot.
841 : map->SetInObjectPropertiesStartInWords(
842 0 : map->GetInObjectPropertiesStartInWords() + 1);
843 : map->set_has_prototype_slot(true);
844 0 : map->SetInObjectUnusedPropertyFields(unused_property_fields);
845 : }
846 : map->set_is_constructor(false);
847 888 : Map::SetPrototype(isolate, map, prototype);
848 888 : return map;
849 : }
850 :
851 : } // namespace
852 :
853 2664 : void Genesis::CreateIteratorMaps(Handle<JSFunction> empty) {
854 : // Create iterator-related meta-objects.
855 : Handle<JSObject> iterator_prototype =
856 222 : factory()->NewJSObject(isolate()->object_function(), TENURED);
857 :
858 : InstallFunctionAtSymbol(isolate(), iterator_prototype,
859 : factory()->iterator_symbol(), "[Symbol.iterator]",
860 111 : Builtins::kReturnReceiver, 0, true);
861 111 : native_context()->set_initial_iterator_prototype(*iterator_prototype);
862 :
863 : Handle<JSObject> generator_object_prototype =
864 222 : factory()->NewJSObject(isolate()->object_function(), TENURED);
865 222 : native_context()->set_initial_generator_prototype(
866 111 : *generator_object_prototype);
867 111 : JSObject::ForceSetPrototype(generator_object_prototype, iterator_prototype);
868 : Handle<JSObject> generator_function_prototype =
869 222 : factory()->NewJSObject(isolate()->object_function(), TENURED);
870 111 : JSObject::ForceSetPrototype(generator_function_prototype, empty);
871 :
872 : InstallToStringTag(isolate(), generator_function_prototype,
873 111 : "GeneratorFunction");
874 : JSObject::AddProperty(isolate(), generator_function_prototype,
875 : factory()->prototype_string(),
876 : generator_object_prototype,
877 111 : static_cast<PropertyAttributes>(DONT_ENUM | READ_ONLY));
878 :
879 : JSObject::AddProperty(isolate(), generator_object_prototype,
880 : factory()->constructor_string(),
881 : generator_function_prototype,
882 111 : static_cast<PropertyAttributes>(DONT_ENUM | READ_ONLY));
883 111 : InstallToStringTag(isolate(), generator_object_prototype, "Generator");
884 : SimpleInstallFunction(isolate(), generator_object_prototype, "next",
885 111 : Builtins::kGeneratorPrototypeNext, 1, false);
886 : SimpleInstallFunction(isolate(), generator_object_prototype, "return",
887 111 : Builtins::kGeneratorPrototypeReturn, 1, false);
888 : SimpleInstallFunction(isolate(), generator_object_prototype, "throw",
889 111 : Builtins::kGeneratorPrototypeThrow, 1, false);
890 :
891 : // Internal version of generator_prototype_next, flagged as non-native such
892 : // that it doesn't show up in Error traces.
893 : Handle<JSFunction> generator_next_internal =
894 : SimpleCreateFunction(isolate(), factory()->next_string(),
895 111 : Builtins::kGeneratorPrototypeNext, 1, false);
896 111 : generator_next_internal->shared()->set_native(false);
897 111 : native_context()->set_generator_next_internal(*generator_next_internal);
898 :
899 : // Create maps for generator functions and their prototypes. Store those
900 : // maps in the native context. The "prototype" property descriptor is
901 : // writable, non-enumerable, and non-configurable (as per ES6 draft
902 : // 04-14-15, section 25.2.4.3).
903 : // Generator functions do not have "caller" or "arguments" accessors.
904 : Handle<Map> map;
905 : map = CreateNonConstructorMap(isolate(), isolate()->strict_function_map(),
906 : generator_function_prototype,
907 222 : "GeneratorFunction");
908 111 : native_context()->set_generator_function_map(*map);
909 :
910 : map = CreateNonConstructorMap(
911 : isolate(), isolate()->strict_function_with_name_map(),
912 222 : generator_function_prototype, "GeneratorFunction with name");
913 111 : native_context()->set_generator_function_with_name_map(*map);
914 :
915 : map = CreateNonConstructorMap(
916 : isolate(), strict_function_with_home_object_map_,
917 111 : generator_function_prototype, "GeneratorFunction with home object");
918 111 : native_context()->set_generator_function_with_home_object_map(*map);
919 :
920 : map = CreateNonConstructorMap(isolate(),
921 : strict_function_with_name_and_home_object_map_,
922 : generator_function_prototype,
923 111 : "GeneratorFunction with name and home object");
924 111 : native_context()->set_generator_function_with_name_and_home_object_map(*map);
925 :
926 222 : Handle<JSFunction> object_function(native_context()->object_function(),
927 111 : isolate());
928 111 : Handle<Map> generator_object_prototype_map = Map::Create(isolate(), 0);
929 : Map::SetPrototype(isolate(), generator_object_prototype_map,
930 111 : generator_object_prototype);
931 222 : native_context()->set_generator_object_prototype_map(
932 111 : *generator_object_prototype_map);
933 111 : }
934 :
935 3441 : void Genesis::CreateAsyncIteratorMaps(Handle<JSFunction> empty) {
936 : // %AsyncIteratorPrototype%
937 : // proposal-async-iteration/#sec-asynciteratorprototype
938 : Handle<JSObject> async_iterator_prototype =
939 222 : factory()->NewJSObject(isolate()->object_function(), TENURED);
940 :
941 : InstallFunctionAtSymbol(
942 : isolate(), async_iterator_prototype, factory()->async_iterator_symbol(),
943 111 : "[Symbol.asyncIterator]", Builtins::kReturnReceiver, 0, true);
944 :
945 : // %AsyncFromSyncIteratorPrototype%
946 : // proposal-async-iteration/#sec-%asyncfromsynciteratorprototype%-object
947 : Handle<JSObject> async_from_sync_iterator_prototype =
948 222 : factory()->NewJSObject(isolate()->object_function(), TENURED);
949 : SimpleInstallFunction(isolate(), async_from_sync_iterator_prototype, "next",
950 111 : Builtins::kAsyncFromSyncIteratorPrototypeNext, 1, true);
951 : SimpleInstallFunction(isolate(), async_from_sync_iterator_prototype, "return",
952 : Builtins::kAsyncFromSyncIteratorPrototypeReturn, 1,
953 111 : true);
954 : SimpleInstallFunction(isolate(), async_from_sync_iterator_prototype, "throw",
955 : Builtins::kAsyncFromSyncIteratorPrototypeThrow, 1,
956 111 : true);
957 :
958 : InstallToStringTag(isolate(), async_from_sync_iterator_prototype,
959 111 : "Async-from-Sync Iterator");
960 :
961 : JSObject::ForceSetPrototype(async_from_sync_iterator_prototype,
962 111 : async_iterator_prototype);
963 :
964 : Handle<Map> async_from_sync_iterator_map = factory()->NewMap(
965 111 : JS_ASYNC_FROM_SYNC_ITERATOR_TYPE, JSAsyncFromSyncIterator::kSize);
966 : Map::SetPrototype(isolate(), async_from_sync_iterator_map,
967 111 : async_from_sync_iterator_prototype);
968 222 : native_context()->set_async_from_sync_iterator_map(
969 111 : *async_from_sync_iterator_map);
970 :
971 : // Async Generators
972 : Handle<JSObject> async_generator_object_prototype =
973 222 : factory()->NewJSObject(isolate()->object_function(), TENURED);
974 : Handle<JSObject> async_generator_function_prototype =
975 222 : factory()->NewJSObject(isolate()->object_function(), TENURED);
976 :
977 : // %AsyncGenerator% / %AsyncGeneratorFunction%.prototype
978 111 : JSObject::ForceSetPrototype(async_generator_function_prototype, empty);
979 :
980 : // The value of AsyncGeneratorFunction.prototype.prototype is the
981 : // %AsyncGeneratorPrototype% intrinsic object.
982 : // This property has the attributes
983 : // { [[Writable]]: false, [[Enumerable]]: false, [[Configurable]]: true }.
984 : JSObject::AddProperty(isolate(), async_generator_function_prototype,
985 : factory()->prototype_string(),
986 : async_generator_object_prototype,
987 111 : static_cast<PropertyAttributes>(DONT_ENUM | READ_ONLY));
988 : JSObject::AddProperty(isolate(), async_generator_object_prototype,
989 : factory()->constructor_string(),
990 : async_generator_function_prototype,
991 111 : static_cast<PropertyAttributes>(DONT_ENUM | READ_ONLY));
992 : InstallToStringTag(isolate(), async_generator_function_prototype,
993 111 : "AsyncGeneratorFunction");
994 :
995 : // %AsyncGeneratorPrototype%
996 : JSObject::ForceSetPrototype(async_generator_object_prototype,
997 111 : async_iterator_prototype);
998 222 : native_context()->set_initial_async_generator_prototype(
999 111 : *async_generator_object_prototype);
1000 :
1001 : InstallToStringTag(isolate(), async_generator_object_prototype,
1002 111 : "AsyncGenerator");
1003 : SimpleInstallFunction(isolate(), async_generator_object_prototype, "next",
1004 111 : Builtins::kAsyncGeneratorPrototypeNext, 1, false);
1005 : SimpleInstallFunction(isolate(), async_generator_object_prototype, "return",
1006 111 : Builtins::kAsyncGeneratorPrototypeReturn, 1, false);
1007 : SimpleInstallFunction(isolate(), async_generator_object_prototype, "throw",
1008 111 : Builtins::kAsyncGeneratorPrototypeThrow, 1, false);
1009 :
1010 : // Create maps for generator functions and their prototypes. Store those
1011 : // maps in the native context. The "prototype" property descriptor is
1012 : // writable, non-enumerable, and non-configurable (as per ES6 draft
1013 : // 04-14-15, section 25.2.4.3).
1014 : // Async Generator functions do not have "caller" or "arguments" accessors.
1015 : Handle<Map> map;
1016 : map = CreateNonConstructorMap(isolate(), isolate()->strict_function_map(),
1017 : async_generator_function_prototype,
1018 222 : "AsyncGeneratorFunction");
1019 111 : native_context()->set_async_generator_function_map(*map);
1020 :
1021 : map = CreateNonConstructorMap(
1022 : isolate(), isolate()->strict_function_with_name_map(),
1023 222 : async_generator_function_prototype, "AsyncGeneratorFunction with name");
1024 111 : native_context()->set_async_generator_function_with_name_map(*map);
1025 :
1026 : map =
1027 : CreateNonConstructorMap(isolate(), strict_function_with_home_object_map_,
1028 : async_generator_function_prototype,
1029 111 : "AsyncGeneratorFunction with home object");
1030 111 : native_context()->set_async_generator_function_with_home_object_map(*map);
1031 :
1032 : map = CreateNonConstructorMap(
1033 : isolate(), strict_function_with_name_and_home_object_map_,
1034 : async_generator_function_prototype,
1035 111 : "AsyncGeneratorFunction with name and home object");
1036 222 : native_context()->set_async_generator_function_with_name_and_home_object_map(
1037 111 : *map);
1038 :
1039 222 : Handle<JSFunction> object_function(native_context()->object_function(),
1040 111 : isolate());
1041 111 : Handle<Map> async_generator_object_prototype_map = Map::Create(isolate(), 0);
1042 : Map::SetPrototype(isolate(), async_generator_object_prototype_map,
1043 111 : async_generator_object_prototype);
1044 222 : native_context()->set_async_generator_object_prototype_map(
1045 111 : *async_generator_object_prototype_map);
1046 111 : }
1047 :
1048 1665 : void Genesis::CreateAsyncFunctionMaps(Handle<JSFunction> empty) {
1049 : // %AsyncFunctionPrototype% intrinsic
1050 : Handle<JSObject> async_function_prototype =
1051 222 : factory()->NewJSObject(isolate()->object_function(), TENURED);
1052 111 : JSObject::ForceSetPrototype(async_function_prototype, empty);
1053 :
1054 111 : InstallToStringTag(isolate(), async_function_prototype, "AsyncFunction");
1055 :
1056 : Handle<Map> map =
1057 : Map::Copy(isolate(), isolate()->strict_function_without_prototype_map(),
1058 222 : "AsyncFunction");
1059 111 : Map::SetPrototype(isolate(), map, async_function_prototype);
1060 111 : native_context()->set_async_function_map(*map);
1061 :
1062 : map = Map::Copy(isolate(), isolate()->method_with_name_map(),
1063 222 : "AsyncFunction with name");
1064 111 : Map::SetPrototype(isolate(), map, async_function_prototype);
1065 111 : native_context()->set_async_function_with_name_map(*map);
1066 :
1067 : map = Map::Copy(isolate(), isolate()->method_with_home_object_map(),
1068 222 : "AsyncFunction with home object");
1069 111 : Map::SetPrototype(isolate(), map, async_function_prototype);
1070 111 : native_context()->set_async_function_with_home_object_map(*map);
1071 :
1072 : map = Map::Copy(isolate(), isolate()->method_with_name_and_home_object_map(),
1073 222 : "AsyncFunction with name and home object");
1074 111 : Map::SetPrototype(isolate(), map, async_function_prototype);
1075 111 : native_context()->set_async_function_with_name_and_home_object_map(*map);
1076 111 : }
1077 :
1078 888 : void Genesis::CreateJSProxyMaps() {
1079 : // Allocate maps for all Proxy types.
1080 : // Next to the default proxy, we need maps indicating callable and
1081 : // constructable proxies.
1082 : Handle<Map> proxy_map = factory()->NewMap(JS_PROXY_TYPE, JSProxy::kSize,
1083 111 : TERMINAL_FAST_ELEMENTS_KIND);
1084 111 : proxy_map->set_is_dictionary_map(true);
1085 111 : proxy_map->set_may_have_interesting_symbols(true);
1086 111 : native_context()->set_proxy_map(*proxy_map);
1087 :
1088 : Handle<Map> proxy_callable_map =
1089 111 : Map::Copy(isolate_, proxy_map, "callable Proxy");
1090 : proxy_callable_map->set_is_callable(true);
1091 111 : native_context()->set_proxy_callable_map(*proxy_callable_map);
1092 222 : proxy_callable_map->SetConstructor(native_context()->function_function());
1093 :
1094 : Handle<Map> proxy_constructor_map =
1095 111 : Map::Copy(isolate_, proxy_callable_map, "constructor Proxy");
1096 : proxy_constructor_map->set_is_constructor(true);
1097 111 : native_context()->set_proxy_constructor_map(*proxy_constructor_map);
1098 :
1099 : {
1100 : Handle<Map> map =
1101 : factory()->NewMap(JS_OBJECT_TYPE, JSProxyRevocableResult::kSize,
1102 111 : TERMINAL_FAST_ELEMENTS_KIND, 2);
1103 111 : Map::EnsureDescriptorSlack(isolate_, map, 2);
1104 :
1105 : { // proxy
1106 : Descriptor d = Descriptor::DataField(isolate(), factory()->proxy_string(),
1107 : JSProxyRevocableResult::kProxyIndex,
1108 111 : NONE, Representation::Tagged());
1109 111 : map->AppendDescriptor(isolate(), &d);
1110 : }
1111 : { // revoke
1112 : Descriptor d = Descriptor::DataField(
1113 : isolate(), factory()->revoke_string(),
1114 111 : JSProxyRevocableResult::kRevokeIndex, NONE, Representation::Tagged());
1115 111 : map->AppendDescriptor(isolate(), &d);
1116 : }
1117 :
1118 222 : Map::SetPrototype(isolate(), map, isolate()->initial_object_prototype());
1119 222 : map->SetConstructor(native_context()->object_function());
1120 :
1121 111 : native_context()->set_proxy_revocable_result_map(*map);
1122 : }
1123 111 : }
1124 :
1125 : namespace {
1126 222 : void ReplaceAccessors(Isolate* isolate, Handle<Map> map, Handle<String> name,
1127 : PropertyAttributes attributes,
1128 : Handle<AccessorPair> accessor_pair) {
1129 222 : DescriptorArray descriptors = map->instance_descriptors();
1130 : int idx = descriptors->SearchWithCache(isolate, *name, *map);
1131 222 : Descriptor d = Descriptor::AccessorConstant(name, accessor_pair, attributes);
1132 222 : descriptors->Replace(idx, &d);
1133 222 : }
1134 : } // namespace
1135 :
1136 555 : void Genesis::AddRestrictedFunctionProperties(Handle<JSFunction> empty) {
1137 : PropertyAttributes rw_attribs = static_cast<PropertyAttributes>(DONT_ENUM);
1138 111 : Handle<JSFunction> thrower = GetThrowTypeErrorIntrinsic();
1139 111 : Handle<AccessorPair> accessors = factory()->NewAccessorPair();
1140 222 : accessors->set_getter(*thrower);
1141 222 : accessors->set_setter(*thrower);
1142 :
1143 : Handle<Map> map(empty->map(), isolate());
1144 : ReplaceAccessors(isolate(), map, factory()->arguments_string(), rw_attribs,
1145 111 : accessors);
1146 : ReplaceAccessors(isolate(), map, factory()->caller_string(), rw_attribs,
1147 111 : accessors);
1148 111 : }
1149 :
1150 91891 : static void AddToWeakNativeContextList(Isolate* isolate, Context context) {
1151 : DCHECK(context->IsNativeContext());
1152 : Heap* heap = isolate->heap();
1153 : #ifdef DEBUG
1154 : { // NOLINT
1155 : DCHECK(context->next_context_link()->IsUndefined(isolate));
1156 : // Check that context is not in the list yet.
1157 : for (Object current = heap->native_contexts_list();
1158 : !current->IsUndefined(isolate);
1159 : current = Context::cast(current)->next_context_link()) {
1160 : DCHECK(current != context);
1161 : }
1162 : }
1163 : #endif
1164 : context->set(Context::NEXT_CONTEXT_LINK, heap->native_contexts_list(),
1165 : UPDATE_WEAK_WRITE_BARRIER);
1166 : heap->set_native_contexts_list(context);
1167 91891 : }
1168 :
1169 :
1170 444 : void Genesis::CreateRoots() {
1171 : // Allocate the native context FixedArray first and then patch the
1172 : // closure and extension object later (we need the empty function
1173 : // and the global object, but in order to create those, we need the
1174 : // native context).
1175 111 : native_context_ = factory()->NewNativeContext();
1176 222 : AddToWeakNativeContextList(isolate(), *native_context());
1177 : isolate()->set_context(*native_context());
1178 :
1179 : // Allocate the message listeners object.
1180 : {
1181 111 : Handle<TemplateList> list = TemplateList::New(isolate(), 1);
1182 111 : native_context()->set_message_listeners(*list);
1183 : }
1184 111 : }
1185 :
1186 :
1187 333 : void Genesis::InstallGlobalThisBinding() {
1188 : Handle<ScriptContextTable> script_contexts(
1189 222 : native_context()->script_context_table(), isolate());
1190 111 : Handle<ScopeInfo> scope_info = ScopeInfo::CreateGlobalThisBinding(isolate());
1191 : Handle<Context> context =
1192 111 : factory()->NewScriptContext(native_context(), scope_info);
1193 :
1194 : // Go ahead and hook it up while we're at it.
1195 111 : int slot = scope_info->ReceiverContextSlotIndex();
1196 : DCHECK_EQ(slot, Context::MIN_CONTEXT_SLOTS);
1197 333 : context->set(slot, native_context()->global_proxy());
1198 :
1199 : Handle<ScriptContextTable> new_script_contexts =
1200 111 : ScriptContextTable::Extend(script_contexts, context);
1201 111 : native_context()->set_script_context_table(*new_script_contexts);
1202 111 : }
1203 :
1204 :
1205 91851 : Handle<JSGlobalObject> Genesis::CreateNewGlobals(
1206 : v8::Local<v8::ObjectTemplate> global_proxy_template,
1207 751585 : Handle<JSGlobalProxy> global_proxy) {
1208 : // The argument global_proxy_template aka data is an ObjectTemplateInfo.
1209 : // It has a constructor pointer that points at global_constructor which is a
1210 : // FunctionTemplateInfo.
1211 : // The global_proxy_constructor is used to (re)initialize the
1212 : // global_proxy. The global_proxy_constructor also has a prototype_template
1213 : // pointer that points at js_global_object_template which is an
1214 : // ObjectTemplateInfo.
1215 : // That in turn has a constructor pointer that points at
1216 : // js_global_object_constructor which is a FunctionTemplateInfo.
1217 : // js_global_object_constructor is used to make js_global_object_function
1218 : // js_global_object_function is used to make the new global_object.
1219 : //
1220 : // --- G l o b a l ---
1221 : // Step 1: Create a fresh JSGlobalObject.
1222 : Handle<JSFunction> js_global_object_function;
1223 : Handle<ObjectTemplateInfo> js_global_object_template;
1224 91851 : if (!global_proxy_template.IsEmpty()) {
1225 : // Get prototype template of the global_proxy_template.
1226 : Handle<ObjectTemplateInfo> data =
1227 : v8::Utils::OpenHandle(*global_proxy_template);
1228 : Handle<FunctionTemplateInfo> global_constructor =
1229 : Handle<FunctionTemplateInfo>(
1230 108628 : FunctionTemplateInfo::cast(data->constructor()), isolate());
1231 : Handle<Object> proto_template(global_constructor->GetPrototypeTemplate(),
1232 108628 : isolate());
1233 108628 : if (!proto_template->IsUndefined(isolate())) {
1234 : js_global_object_template =
1235 54314 : Handle<ObjectTemplateInfo>::cast(proto_template);
1236 : }
1237 : }
1238 :
1239 91851 : if (js_global_object_template.is_null()) {
1240 37537 : Handle<String> name = factory()->empty_string();
1241 : Handle<JSObject> prototype =
1242 75074 : factory()->NewFunctionPrototype(isolate()->object_function());
1243 : NewFunctionArgs args = NewFunctionArgs::ForBuiltinWithPrototype(
1244 : name, prototype, JS_GLOBAL_OBJECT_TYPE, JSGlobalObject::kSize, 0,
1245 37537 : Builtins::kIllegal, MUTABLE);
1246 37537 : js_global_object_function = factory()->NewFunction(args);
1247 : #ifdef DEBUG
1248 : LookupIterator it(isolate(), prototype, factory()->constructor_string(),
1249 : LookupIterator::OWN_SKIP_INTERCEPTOR);
1250 : Handle<Object> value = Object::GetProperty(&it).ToHandleChecked();
1251 : DCHECK(it.IsFound());
1252 : DCHECK_EQ(*isolate()->object_function(), *value);
1253 : #endif
1254 : } else {
1255 : Handle<FunctionTemplateInfo> js_global_object_constructor(
1256 : FunctionTemplateInfo::cast(js_global_object_template->constructor()),
1257 108628 : isolate());
1258 : js_global_object_function = ApiNatives::CreateApiFunction(
1259 : isolate(), js_global_object_constructor, factory()->the_hole_value(),
1260 108628 : JS_GLOBAL_OBJECT_TYPE);
1261 : }
1262 :
1263 183702 : js_global_object_function->initial_map()->set_is_prototype_map(true);
1264 91851 : js_global_object_function->initial_map()->set_is_dictionary_map(true);
1265 183702 : js_global_object_function->initial_map()->set_may_have_interesting_symbols(
1266 91851 : true);
1267 : Handle<JSGlobalObject> global_object =
1268 91851 : factory()->NewJSGlobalObject(js_global_object_function);
1269 :
1270 : // Step 2: (re)initialize the global proxy object.
1271 : Handle<JSFunction> global_proxy_function;
1272 91851 : if (global_proxy_template.IsEmpty()) {
1273 37537 : Handle<String> name = factory()->empty_string();
1274 : NewFunctionArgs args = NewFunctionArgs::ForBuiltinWithPrototype(
1275 : name, factory()->the_hole_value(), JS_GLOBAL_PROXY_TYPE,
1276 : JSGlobalProxy::SizeWithEmbedderFields(0), 0, Builtins::kIllegal,
1277 37537 : MUTABLE);
1278 37537 : global_proxy_function = factory()->NewFunction(args);
1279 : } else {
1280 : Handle<ObjectTemplateInfo> data =
1281 : v8::Utils::OpenHandle(*global_proxy_template);
1282 : Handle<FunctionTemplateInfo> global_constructor(
1283 108628 : FunctionTemplateInfo::cast(data->constructor()), isolate());
1284 : global_proxy_function = ApiNatives::CreateApiFunction(
1285 : isolate(), global_constructor, factory()->the_hole_value(),
1286 108628 : JS_GLOBAL_PROXY_TYPE);
1287 : }
1288 183702 : global_proxy_function->initial_map()->set_is_access_check_needed(true);
1289 91851 : global_proxy_function->initial_map()->set_has_hidden_prototype(true);
1290 91851 : global_proxy_function->initial_map()->set_may_have_interesting_symbols(true);
1291 91851 : native_context()->set_global_proxy_function(*global_proxy_function);
1292 :
1293 : // Set global_proxy.__proto__ to js_global after ConfigureGlobalObjects
1294 : // Return the global proxy.
1295 :
1296 91851 : factory()->ReinitializeJSGlobalProxy(global_proxy, global_proxy_function);
1297 :
1298 : // Set the native context for the global object.
1299 183702 : global_object->set_native_context(*native_context());
1300 183702 : global_object->set_global_proxy(*global_proxy);
1301 : // Set the native context of the global proxy.
1302 183702 : global_proxy->set_native_context(*native_context());
1303 : // Set the global proxy of the native context. If the native context has been
1304 : // deserialized, the global proxy is already correctly set up by the
1305 : // deserializer. Otherwise it's undefined.
1306 : DCHECK(native_context()
1307 : ->get(Context::GLOBAL_PROXY_INDEX)
1308 : ->IsUndefined(isolate()) ||
1309 : native_context()->global_proxy() == *global_proxy);
1310 91851 : native_context()->set_global_proxy(*global_proxy);
1311 :
1312 91851 : return global_object;
1313 : }
1314 :
1315 120 : void Genesis::HookUpGlobalProxy(Handle<JSGlobalProxy> global_proxy) {
1316 : // Re-initialize the global proxy with the global proxy function from the
1317 : // snapshot, and then set up the link to the native context.
1318 : Handle<JSFunction> global_proxy_function(
1319 80 : native_context()->global_proxy_function(), isolate());
1320 40 : factory()->ReinitializeJSGlobalProxy(global_proxy, global_proxy_function);
1321 : Handle<JSObject> global_object(
1322 80 : JSObject::cast(native_context()->global_object()), isolate());
1323 40 : JSObject::ForceSetPrototype(global_proxy, global_object);
1324 80 : global_proxy->set_native_context(*native_context());
1325 : DCHECK(native_context()->global_proxy() == *global_proxy);
1326 40 : }
1327 :
1328 91740 : void Genesis::HookUpGlobalObject(Handle<JSGlobalObject> global_object) {
1329 : Handle<JSGlobalObject> global_object_from_snapshot(
1330 183480 : JSGlobalObject::cast(native_context()->extension()), isolate());
1331 183480 : native_context()->set_extension(*global_object);
1332 183480 : native_context()->set_security_token(*global_object);
1333 :
1334 91740 : TransferNamedProperties(global_object_from_snapshot, global_object);
1335 91740 : TransferIndexedProperties(global_object_from_snapshot, global_object);
1336 91740 : }
1337 :
1338 4761 : static void InstallWithIntrinsicDefaultProto(Isolate* isolate,
1339 : Handle<JSFunction> function,
1340 : int context_index) {
1341 : Handle<Smi> index(Smi::FromInt(context_index), isolate);
1342 : JSObject::AddProperty(isolate, function,
1343 : isolate->factory()->native_context_index_symbol(),
1344 4761 : index, NONE);
1345 14283 : isolate->native_context()->set(context_index, *function);
1346 4761 : }
1347 :
1348 1110 : static void InstallError(Isolate* isolate, Handle<JSObject> global,
1349 : Handle<String> name, int context_index) {
1350 : Factory* factory = isolate->factory();
1351 :
1352 : Handle<JSFunction> error_fun = InstallFunction(
1353 : isolate, global, name, JS_ERROR_TYPE, JSObject::kHeaderSize, 0,
1354 1110 : factory->the_hole_value(), Builtins::kErrorConstructor);
1355 2220 : error_fun->shared()->DontAdaptArguments();
1356 2220 : error_fun->shared()->set_length(1);
1357 :
1358 1110 : if (context_index == Context::ERROR_FUNCTION_INDEX) {
1359 : SimpleInstallFunction(isolate, error_fun, "captureStackTrace",
1360 111 : Builtins::kErrorCaptureStackTrace, 2, false);
1361 : }
1362 :
1363 1110 : InstallWithIntrinsicDefaultProto(isolate, error_fun, context_index);
1364 :
1365 : {
1366 : // Setup %XXXErrorPrototype%.
1367 : Handle<JSObject> prototype(JSObject::cast(error_fun->instance_prototype()),
1368 2220 : isolate);
1369 :
1370 : JSObject::AddProperty(isolate, prototype, factory->name_string(), name,
1371 1110 : DONT_ENUM);
1372 : JSObject::AddProperty(isolate, prototype, factory->message_string(),
1373 1110 : factory->empty_string(), DONT_ENUM);
1374 :
1375 1110 : if (context_index == Context::ERROR_FUNCTION_INDEX) {
1376 : Handle<JSFunction> to_string_fun =
1377 : SimpleInstallFunction(isolate, prototype, "toString",
1378 111 : Builtins::kErrorPrototypeToString, 0, true);
1379 222 : isolate->native_context()->set_error_to_string(*to_string_fun);
1380 222 : isolate->native_context()->set_initial_error_prototype(*prototype);
1381 : } else {
1382 : DCHECK(isolate->native_context()->error_to_string()->IsJSFunction());
1383 :
1384 : JSObject::AddProperty(isolate, prototype, factory->toString_string(),
1385 1998 : isolate->error_to_string(), DONT_ENUM);
1386 :
1387 999 : Handle<JSFunction> global_error = isolate->error_function();
1388 1998 : CHECK(JSReceiver::SetPrototype(error_fun, global_error, false,
1389 : kThrowOnError)
1390 : .FromMaybe(false));
1391 2997 : CHECK(JSReceiver::SetPrototype(prototype,
1392 : handle(global_error->prototype(), isolate),
1393 : false, kThrowOnError)
1394 : .FromMaybe(false));
1395 : }
1396 : }
1397 :
1398 2220 : Handle<Map> initial_map(error_fun->initial_map(), isolate);
1399 1110 : Map::EnsureDescriptorSlack(isolate, initial_map, 1);
1400 :
1401 : {
1402 : Handle<AccessorInfo> info = factory->error_stack_accessor();
1403 : Descriptor d = Descriptor::AccessorConstant(handle(info->name(), isolate),
1404 2220 : info, DONT_ENUM);
1405 1110 : initial_map->AppendDescriptor(isolate, &d);
1406 : }
1407 1110 : }
1408 :
1409 : namespace {
1410 :
1411 555 : void InstallMakeError(Isolate* isolate, int builtin_id, int context_index) {
1412 : NewFunctionArgs args = NewFunctionArgs::ForBuiltinWithPrototype(
1413 : isolate->factory()->empty_string(), isolate->factory()->the_hole_value(),
1414 555 : JS_OBJECT_TYPE, JSObject::kHeaderSize, 0, builtin_id, MUTABLE);
1415 :
1416 555 : Handle<JSFunction> function = isolate->factory()->NewFunction(args);
1417 1110 : function->shared()->DontAdaptArguments();
1418 1665 : isolate->native_context()->set(context_index, *function);
1419 555 : }
1420 :
1421 : } // namespace
1422 :
1423 : // This is only called if we are not using snapshots. The equivalent
1424 : // work in the snapshot case is done in HookUpGlobalObject.
1425 111 : void Genesis::InitializeGlobal(Handle<JSGlobalObject> global_object,
1426 5106 : Handle<JSFunction> empty_function) {
1427 : // --- N a t i v e C o n t e x t ---
1428 : // Use the empty scope info.
1429 222 : native_context()->set_scope_info(empty_function->shared()->scope_info());
1430 111 : native_context()->set_previous(Context());
1431 : // Set extension and global object.
1432 222 : native_context()->set_extension(*global_object);
1433 : // Security setup: Set the security token of the native context to the global
1434 : // object. This makes the security check between two different contexts fail
1435 : // by default even in case of global object reinitialization.
1436 222 : native_context()->set_security_token(*global_object);
1437 :
1438 111 : Factory* factory = isolate_->factory();
1439 :
1440 : Handle<ScriptContextTable> script_context_table =
1441 111 : factory->NewScriptContextTable();
1442 111 : native_context()->set_script_context_table(*script_context_table);
1443 111 : InstallGlobalThisBinding();
1444 :
1445 : { // --- O b j e c t ---
1446 : Handle<String> object_name = factory->Object_string();
1447 111 : Handle<JSFunction> object_function = isolate_->object_function();
1448 : JSObject::AddProperty(isolate_, global_object, object_name, object_function,
1449 111 : DONT_ENUM);
1450 :
1451 : SimpleInstallFunction(isolate_, object_function, "assign",
1452 111 : Builtins::kObjectAssign, 2, false);
1453 : SimpleInstallFunction(isolate_, object_function, "getOwnPropertyDescriptor",
1454 111 : Builtins::kObjectGetOwnPropertyDescriptor, 2, false);
1455 : SimpleInstallFunction(isolate_, object_function,
1456 : "getOwnPropertyDescriptors",
1457 111 : Builtins::kObjectGetOwnPropertyDescriptors, 1, false);
1458 : SimpleInstallFunction(isolate_, object_function, "getOwnPropertyNames",
1459 111 : Builtins::kObjectGetOwnPropertyNames, 1, true);
1460 : SimpleInstallFunction(isolate_, object_function, "getOwnPropertySymbols",
1461 111 : Builtins::kObjectGetOwnPropertySymbols, 1, false);
1462 : SimpleInstallFunction(isolate_, object_function, "is", Builtins::kObjectIs,
1463 111 : 2, true);
1464 : SimpleInstallFunction(isolate_, object_function, "preventExtensions",
1465 111 : Builtins::kObjectPreventExtensions, 1, false);
1466 : SimpleInstallFunction(isolate_, object_function, "seal",
1467 111 : Builtins::kObjectSeal, 1, false);
1468 :
1469 : Handle<JSFunction> object_create = SimpleInstallFunction(
1470 111 : isolate_, object_function, "create", Builtins::kObjectCreate, 2, false);
1471 111 : native_context()->set_object_create(*object_create);
1472 :
1473 : Handle<JSFunction> object_define_properties =
1474 : SimpleInstallFunction(isolate_, object_function, "defineProperties",
1475 111 : Builtins::kObjectDefineProperties, 2, true);
1476 111 : native_context()->set_object_define_properties(*object_define_properties);
1477 :
1478 : Handle<JSFunction> object_define_property =
1479 : SimpleInstallFunction(isolate_, object_function, "defineProperty",
1480 111 : Builtins::kObjectDefineProperty, 3, true);
1481 111 : native_context()->set_object_define_property(*object_define_property);
1482 :
1483 : SimpleInstallFunction(isolate_, object_function, "freeze",
1484 111 : Builtins::kObjectFreeze, 1, false);
1485 :
1486 : Handle<JSFunction> object_get_prototype_of =
1487 : SimpleInstallFunction(isolate_, object_function, "getPrototypeOf",
1488 111 : Builtins::kObjectGetPrototypeOf, 1, false);
1489 111 : native_context()->set_object_get_prototype_of(*object_get_prototype_of);
1490 : SimpleInstallFunction(isolate_, object_function, "setPrototypeOf",
1491 111 : Builtins::kObjectSetPrototypeOf, 2, false);
1492 :
1493 : SimpleInstallFunction(isolate_, object_function, "isExtensible",
1494 111 : Builtins::kObjectIsExtensible, 1, false);
1495 : SimpleInstallFunction(isolate_, object_function, "isFrozen",
1496 111 : Builtins::kObjectIsFrozen, 1, false);
1497 :
1498 : Handle<JSFunction> object_is_sealed =
1499 : SimpleInstallFunction(isolate_, object_function, "isSealed",
1500 111 : Builtins::kObjectIsSealed, 1, false);
1501 111 : native_context()->set_object_is_sealed(*object_is_sealed);
1502 :
1503 : Handle<JSFunction> object_keys = SimpleInstallFunction(
1504 111 : isolate_, object_function, "keys", Builtins::kObjectKeys, 1, true);
1505 111 : native_context()->set_object_keys(*object_keys);
1506 : SimpleInstallFunction(isolate_, object_function, "entries",
1507 111 : Builtins::kObjectEntries, 1, true);
1508 : SimpleInstallFunction(isolate_, object_function, "values",
1509 111 : Builtins::kObjectValues, 1, true);
1510 :
1511 : SimpleInstallFunction(isolate_, isolate_->initial_object_prototype(),
1512 : "__defineGetter__", Builtins::kObjectDefineGetter, 2,
1513 111 : true);
1514 : SimpleInstallFunction(isolate_, isolate_->initial_object_prototype(),
1515 : "__defineSetter__", Builtins::kObjectDefineSetter, 2,
1516 111 : true);
1517 : SimpleInstallFunction(isolate_, isolate_->initial_object_prototype(),
1518 : "hasOwnProperty",
1519 111 : Builtins::kObjectPrototypeHasOwnProperty, 1, true);
1520 : SimpleInstallFunction(isolate_, isolate_->initial_object_prototype(),
1521 : "__lookupGetter__", Builtins::kObjectLookupGetter, 1,
1522 111 : true);
1523 : SimpleInstallFunction(isolate_, isolate_->initial_object_prototype(),
1524 : "__lookupSetter__", Builtins::kObjectLookupSetter, 1,
1525 111 : true);
1526 : SimpleInstallFunction(isolate_, isolate_->initial_object_prototype(),
1527 : "isPrototypeOf",
1528 111 : Builtins::kObjectPrototypeIsPrototypeOf, 1, true);
1529 : SimpleInstallFunction(
1530 : isolate_, isolate_->initial_object_prototype(), "propertyIsEnumerable",
1531 111 : Builtins::kObjectPrototypePropertyIsEnumerable, 1, false);
1532 : Handle<JSFunction> object_to_string = SimpleInstallFunction(
1533 : isolate_, isolate_->initial_object_prototype(), "toString",
1534 111 : Builtins::kObjectPrototypeToString, 0, true);
1535 111 : native_context()->set_object_to_string(*object_to_string);
1536 : SimpleInstallFunction(isolate_, isolate_->initial_object_prototype(),
1537 : "valueOf", Builtins::kObjectPrototypeValueOf, 0,
1538 111 : true);
1539 :
1540 : SimpleInstallGetterSetter(
1541 : isolate_, isolate_->initial_object_prototype(), factory->proto_string(),
1542 111 : Builtins::kObjectPrototypeGetProto, Builtins::kObjectPrototypeSetProto);
1543 :
1544 : SimpleInstallFunction(isolate_, isolate_->initial_object_prototype(),
1545 : "toLocaleString",
1546 111 : Builtins::kObjectPrototypeToLocaleString, 0, true);
1547 : }
1548 :
1549 222 : Handle<JSObject> global(native_context()->global_object(), isolate());
1550 :
1551 : { // --- F u n c t i o n ---
1552 111 : Handle<JSFunction> prototype = empty_function;
1553 : Handle<JSFunction> function_fun =
1554 : InstallFunction(isolate_, global, "Function", JS_FUNCTION_TYPE,
1555 : JSFunction::kSizeWithPrototype, 0, prototype,
1556 111 : Builtins::kFunctionConstructor);
1557 : // Function instances are sloppy by default.
1558 : function_fun->set_prototype_or_initial_map(
1559 333 : *isolate_->sloppy_function_map());
1560 222 : function_fun->shared()->DontAdaptArguments();
1561 222 : function_fun->shared()->set_length(1);
1562 : InstallWithIntrinsicDefaultProto(isolate_, function_fun,
1563 111 : Context::FUNCTION_FUNCTION_INDEX);
1564 :
1565 : // Setup the methods on the %FunctionPrototype%.
1566 : JSObject::AddProperty(isolate_, prototype, factory->constructor_string(),
1567 111 : function_fun, DONT_ENUM);
1568 : SimpleInstallFunction(isolate_, prototype, "apply",
1569 111 : Builtins::kFunctionPrototypeApply, 2, false);
1570 : SimpleInstallFunction(isolate_, prototype, "bind",
1571 111 : Builtins::kFastFunctionPrototypeBind, 1, false);
1572 : SimpleInstallFunction(isolate_, prototype, "call",
1573 111 : Builtins::kFunctionPrototypeCall, 1, false);
1574 : SimpleInstallFunction(isolate_, prototype, "toString",
1575 111 : Builtins::kFunctionPrototypeToString, 0, false);
1576 :
1577 : // Install the @@hasInstance function.
1578 : Handle<JSFunction> has_instance = InstallFunctionAtSymbol(
1579 : isolate_, prototype, factory->has_instance_symbol(),
1580 : "[Symbol.hasInstance]", Builtins::kFunctionPrototypeHasInstance, 1,
1581 : true,
1582 : static_cast<PropertyAttributes>(DONT_ENUM | DONT_DELETE | READ_ONLY),
1583 111 : BuiltinFunctionId::kFunctionHasInstance);
1584 111 : native_context()->set_function_has_instance(*has_instance);
1585 :
1586 : // Complete setting up function maps.
1587 : {
1588 222 : isolate_->sloppy_function_map()->SetConstructor(*function_fun);
1589 222 : isolate_->sloppy_function_with_name_map()->SetConstructor(*function_fun);
1590 222 : isolate_->sloppy_function_with_readonly_prototype_map()->SetConstructor(
1591 333 : *function_fun);
1592 :
1593 222 : isolate_->strict_function_map()->SetConstructor(*function_fun);
1594 222 : isolate_->strict_function_with_name_map()->SetConstructor(*function_fun);
1595 222 : strict_function_with_home_object_map_->SetConstructor(*function_fun);
1596 : strict_function_with_name_and_home_object_map_->SetConstructor(
1597 222 : *function_fun);
1598 222 : isolate_->strict_function_with_readonly_prototype_map()->SetConstructor(
1599 333 : *function_fun);
1600 :
1601 222 : isolate_->class_function_map()->SetConstructor(*function_fun);
1602 : }
1603 : }
1604 :
1605 : { // --- A s y n c F r o m S y n c I t e r a t o r
1606 : Handle<SharedFunctionInfo> info = SimpleCreateSharedFunctionInfo(
1607 : isolate_, Builtins::kAsyncIteratorValueUnwrap, factory->empty_string(),
1608 111 : 1);
1609 111 : native_context()->set_async_iterator_value_unwrap_shared_fun(*info);
1610 : }
1611 :
1612 : { // --- A s y n c G e n e r a t o r ---
1613 : Handle<SharedFunctionInfo> info = SimpleCreateSharedFunctionInfo(
1614 : isolate_, Builtins::kAsyncGeneratorAwaitResolveClosure,
1615 111 : factory->empty_string(), 1);
1616 111 : native_context()->set_async_generator_await_resolve_shared_fun(*info);
1617 :
1618 : info = SimpleCreateSharedFunctionInfo(
1619 : isolate_, Builtins::kAsyncGeneratorAwaitRejectClosure,
1620 111 : factory->empty_string(), 1);
1621 111 : native_context()->set_async_generator_await_reject_shared_fun(*info);
1622 :
1623 : info = SimpleCreateSharedFunctionInfo(
1624 : isolate_, Builtins::kAsyncGeneratorYieldResolveClosure,
1625 111 : factory->empty_string(), 1);
1626 111 : native_context()->set_async_generator_yield_resolve_shared_fun(*info);
1627 :
1628 : info = SimpleCreateSharedFunctionInfo(
1629 : isolate_, Builtins::kAsyncGeneratorReturnResolveClosure,
1630 111 : factory->empty_string(), 1);
1631 111 : native_context()->set_async_generator_return_resolve_shared_fun(*info);
1632 :
1633 : info = SimpleCreateSharedFunctionInfo(
1634 : isolate_, Builtins::kAsyncGeneratorReturnClosedResolveClosure,
1635 111 : factory->empty_string(), 1);
1636 222 : native_context()->set_async_generator_return_closed_resolve_shared_fun(
1637 111 : *info);
1638 :
1639 : info = SimpleCreateSharedFunctionInfo(
1640 : isolate_, Builtins::kAsyncGeneratorReturnClosedRejectClosure,
1641 111 : factory->empty_string(), 1);
1642 222 : native_context()->set_async_generator_return_closed_reject_shared_fun(
1643 111 : *info);
1644 : }
1645 :
1646 : Handle<JSFunction> array_prototype_to_string_fun;
1647 : { // --- A r r a y ---
1648 : Handle<JSFunction> array_function = InstallFunction(
1649 : isolate_, global, "Array", JS_ARRAY_TYPE, JSArray::kSize, 0,
1650 222 : isolate_->initial_object_prototype(), Builtins::kArrayConstructor);
1651 222 : array_function->shared()->DontAdaptArguments();
1652 222 : array_function->shared()->set_builtin_function_id(
1653 222 : BuiltinFunctionId::kArrayConstructor);
1654 :
1655 : // This seems a bit hackish, but we need to make sure Array.length
1656 : // is 1.
1657 222 : array_function->shared()->set_length(1);
1658 :
1659 222 : Handle<Map> initial_map(array_function->initial_map(), isolate());
1660 :
1661 : // This assert protects an optimization in
1662 : // HGraphBuilder::JSArrayBuilder::EmitMapCode()
1663 : DCHECK(initial_map->elements_kind() == GetInitialFastElementsKind());
1664 111 : Map::EnsureDescriptorSlack(isolate_, initial_map, 1);
1665 :
1666 : PropertyAttributes attribs = static_cast<PropertyAttributes>(
1667 : DONT_ENUM | DONT_DELETE);
1668 :
1669 : STATIC_ASSERT(JSArray::kLengthDescriptorIndex == 0);
1670 : { // Add length.
1671 : Descriptor d = Descriptor::AccessorConstant(
1672 111 : factory->length_string(), factory->array_length_accessor(), attribs);
1673 111 : initial_map->AppendDescriptor(isolate(), &d);
1674 : }
1675 :
1676 : InstallWithIntrinsicDefaultProto(isolate_, array_function,
1677 111 : Context::ARRAY_FUNCTION_INDEX);
1678 111 : InstallSpeciesGetter(isolate_, array_function);
1679 :
1680 : // Cache the array maps, needed by ArrayConstructorStub
1681 111 : CacheInitialJSArrayMaps(native_context(), initial_map);
1682 :
1683 : // Set up %ArrayPrototype%.
1684 : // The %ArrayPrototype% has TERMINAL_FAST_ELEMENTS_KIND in order to ensure
1685 : // that constant functions stay constant after turning prototype to setup
1686 : // mode and back when constant field tracking is enabled.
1687 : Handle<JSArray> proto =
1688 111 : factory->NewJSArray(0, TERMINAL_FAST_ELEMENTS_KIND, TENURED);
1689 111 : JSFunction::SetPrototype(array_function, proto);
1690 222 : native_context()->set_initial_array_prototype(*proto);
1691 :
1692 : Handle<JSFunction> is_arraylike = SimpleInstallFunction(
1693 111 : isolate_, array_function, "isArray", Builtins::kArrayIsArray, 1, true);
1694 111 : native_context()->set_is_arraylike(*is_arraylike);
1695 :
1696 : SimpleInstallFunction(isolate_, array_function, "from",
1697 111 : Builtins::kArrayFrom, 1, false);
1698 : SimpleInstallFunction(isolate_, array_function, "of", Builtins::kArrayOf, 0,
1699 111 : false);
1700 :
1701 : JSObject::AddProperty(isolate_, proto, factory->constructor_string(),
1702 111 : array_function, DONT_ENUM);
1703 :
1704 : SimpleInstallFunction(isolate_, proto, "concat", Builtins::kArrayConcat, 1,
1705 111 : false);
1706 : SimpleInstallFunction(isolate_, proto, "copyWithin",
1707 111 : Builtins::kArrayPrototypeCopyWithin, 2, false);
1708 : SimpleInstallFunction(isolate_, proto, "fill",
1709 111 : Builtins::kArrayPrototypeFill, 1, false);
1710 : SimpleInstallFunction(isolate_, proto, "find",
1711 111 : Builtins::kArrayPrototypeFind, 1, false);
1712 : SimpleInstallFunction(isolate_, proto, "findIndex",
1713 111 : Builtins::kArrayPrototypeFindIndex, 1, false);
1714 : SimpleInstallFunction(isolate_, proto, "lastIndexOf",
1715 111 : Builtins::kArrayPrototypeLastIndexOf, 1, false);
1716 : SimpleInstallFunction(isolate_, proto, "pop", Builtins::kArrayPrototypePop,
1717 111 : 0, false);
1718 : SimpleInstallFunction(isolate_, proto, "push",
1719 111 : Builtins::kArrayPrototypePush, 1, false);
1720 : SimpleInstallFunction(isolate_, proto, "reverse",
1721 111 : Builtins::kArrayPrototypeReverse, 0, false);
1722 : SimpleInstallFunction(isolate_, proto, "shift",
1723 111 : Builtins::kArrayPrototypeShift, 0, false);
1724 : SimpleInstallFunction(isolate_, proto, "unshift",
1725 111 : Builtins::kArrayPrototypeUnshift, 1, false);
1726 : SimpleInstallFunction(isolate_, proto, "slice",
1727 111 : Builtins::kArrayPrototypeSlice, 2, false);
1728 : SimpleInstallFunction(isolate_, proto, "sort",
1729 111 : Builtins::kArrayPrototypeSort, 1, false);
1730 : SimpleInstallFunction(isolate_, proto, "splice",
1731 111 : Builtins::kArrayPrototypeSplice, 2, false);
1732 : SimpleInstallFunction(isolate_, proto, "includes", Builtins::kArrayIncludes,
1733 111 : 1, false);
1734 : SimpleInstallFunction(isolate_, proto, "indexOf", Builtins::kArrayIndexOf,
1735 111 : 1, false);
1736 : SimpleInstallFunction(isolate_, proto, "join",
1737 111 : Builtins::kArrayPrototypeJoin, 1, false);
1738 :
1739 : { // Set up iterator-related properties.
1740 : Handle<JSFunction> keys = InstallFunctionWithBuiltinId(
1741 : isolate_, proto, "keys", Builtins::kArrayPrototypeKeys, 0, true,
1742 111 : BuiltinFunctionId::kArrayKeys);
1743 111 : native_context()->set_array_keys_iterator(*keys);
1744 :
1745 : Handle<JSFunction> entries = InstallFunctionWithBuiltinId(
1746 : isolate_, proto, "entries", Builtins::kArrayPrototypeEntries, 0, true,
1747 111 : BuiltinFunctionId::kArrayEntries);
1748 111 : native_context()->set_array_entries_iterator(*entries);
1749 :
1750 : Handle<JSFunction> values = InstallFunctionWithBuiltinId(
1751 : isolate_, proto, "values", Builtins::kArrayPrototypeValues, 0, true,
1752 111 : BuiltinFunctionId::kArrayValues);
1753 : JSObject::AddProperty(isolate_, proto, factory->iterator_symbol(), values,
1754 111 : DONT_ENUM);
1755 111 : native_context()->set_array_values_iterator(*values);
1756 : }
1757 :
1758 : Handle<JSFunction> for_each_fun = SimpleInstallFunction(
1759 111 : isolate_, proto, "forEach", Builtins::kArrayForEach, 1, false);
1760 111 : native_context()->set_array_for_each_iterator(*for_each_fun);
1761 : SimpleInstallFunction(isolate_, proto, "filter", Builtins::kArrayFilter, 1,
1762 111 : false);
1763 : SimpleInstallFunction(isolate_, proto, "map", Builtins::kArrayMap, 1,
1764 111 : false);
1765 : SimpleInstallFunction(isolate_, proto, "every", Builtins::kArrayEvery, 1,
1766 111 : false);
1767 : SimpleInstallFunction(isolate_, proto, "some", Builtins::kArraySome, 1,
1768 111 : false);
1769 : SimpleInstallFunction(isolate_, proto, "reduce", Builtins::kArrayReduce, 1,
1770 111 : false);
1771 : SimpleInstallFunction(isolate_, proto, "reduceRight",
1772 111 : Builtins::kArrayReduceRight, 1, false);
1773 : SimpleInstallFunction(isolate_, proto, "toLocaleString",
1774 111 : Builtins::kArrayPrototypeToLocaleString, 0, false);
1775 : array_prototype_to_string_fun =
1776 : SimpleInstallFunction(isolate_, proto, "toString",
1777 111 : Builtins::kArrayPrototypeToString, 0, false);
1778 :
1779 111 : Handle<JSObject> unscopables = factory->NewJSObjectWithNullProto();
1780 111 : InstallTrueValuedProperty(isolate_, unscopables, "copyWithin");
1781 111 : InstallTrueValuedProperty(isolate_, unscopables, "entries");
1782 111 : InstallTrueValuedProperty(isolate_, unscopables, "fill");
1783 111 : InstallTrueValuedProperty(isolate_, unscopables, "find");
1784 111 : InstallTrueValuedProperty(isolate_, unscopables, "findIndex");
1785 111 : InstallTrueValuedProperty(isolate_, unscopables, "flat");
1786 111 : InstallTrueValuedProperty(isolate_, unscopables, "flatMap");
1787 111 : InstallTrueValuedProperty(isolate_, unscopables, "includes");
1788 111 : InstallTrueValuedProperty(isolate_, unscopables, "keys");
1789 111 : InstallTrueValuedProperty(isolate_, unscopables, "values");
1790 111 : JSObject::MigrateSlowToFast(unscopables, 0, "Bootstrapping");
1791 : JSObject::AddProperty(
1792 : isolate_, proto, factory->unscopables_symbol(), unscopables,
1793 111 : static_cast<PropertyAttributes>(DONT_ENUM | READ_ONLY));
1794 :
1795 111 : Handle<Map> map(proto->map(), isolate_);
1796 111 : Map::SetShouldBeFastPrototypeMap(map, true, isolate_);
1797 : }
1798 :
1799 : { // --- A r r a y I t e r a t o r ---
1800 : Handle<JSObject> iterator_prototype(
1801 222 : native_context()->initial_iterator_prototype(), isolate());
1802 :
1803 : Handle<JSObject> array_iterator_prototype =
1804 111 : factory->NewJSObject(isolate_->object_function(), TENURED);
1805 111 : JSObject::ForceSetPrototype(array_iterator_prototype, iterator_prototype);
1806 :
1807 : InstallToStringTag(isolate_, array_iterator_prototype,
1808 111 : factory->ArrayIterator_string());
1809 :
1810 : InstallFunctionWithBuiltinId(isolate_, array_iterator_prototype, "next",
1811 : Builtins::kArrayIteratorPrototypeNext, 0, true,
1812 111 : BuiltinFunctionId::kArrayIteratorNext);
1813 :
1814 : Handle<JSFunction> array_iterator_function =
1815 : CreateFunction(isolate_, factory->ArrayIterator_string(),
1816 : JS_ARRAY_ITERATOR_TYPE, JSArrayIterator::kSize, 0,
1817 111 : array_iterator_prototype, Builtins::kIllegal);
1818 111 : array_iterator_function->shared()->set_native(false);
1819 :
1820 222 : native_context()->set_initial_array_iterator_map(
1821 333 : array_iterator_function->initial_map());
1822 222 : native_context()->set_initial_array_iterator_prototype(
1823 111 : *array_iterator_prototype);
1824 : }
1825 :
1826 : { // --- N u m b e r ---
1827 : Handle<JSFunction> number_fun = InstallFunction(
1828 : isolate_, global, "Number", JS_VALUE_TYPE, JSValue::kSize, 0,
1829 222 : isolate_->initial_object_prototype(), Builtins::kNumberConstructor);
1830 222 : number_fun->shared()->set_builtin_function_id(
1831 222 : BuiltinFunctionId::kNumberConstructor);
1832 222 : number_fun->shared()->DontAdaptArguments();
1833 222 : number_fun->shared()->set_length(1);
1834 : InstallWithIntrinsicDefaultProto(isolate_, number_fun,
1835 111 : Context::NUMBER_FUNCTION_INDEX);
1836 :
1837 : // Create the %NumberPrototype%
1838 : Handle<JSValue> prototype =
1839 111 : Handle<JSValue>::cast(factory->NewJSObject(number_fun, TENURED));
1840 111 : prototype->set_value(Smi::kZero);
1841 111 : JSFunction::SetPrototype(number_fun, prototype);
1842 :
1843 : // Install the "constructor" property on the {prototype}.
1844 : JSObject::AddProperty(isolate_, prototype, factory->constructor_string(),
1845 111 : number_fun, DONT_ENUM);
1846 :
1847 : // Install the Number.prototype methods.
1848 : SimpleInstallFunction(isolate_, prototype, "toExponential",
1849 111 : Builtins::kNumberPrototypeToExponential, 1, false);
1850 : SimpleInstallFunction(isolate_, prototype, "toFixed",
1851 111 : Builtins::kNumberPrototypeToFixed, 1, false);
1852 : SimpleInstallFunction(isolate_, prototype, "toPrecision",
1853 111 : Builtins::kNumberPrototypeToPrecision, 1, false);
1854 : SimpleInstallFunction(isolate_, prototype, "toString",
1855 111 : Builtins::kNumberPrototypeToString, 1, false);
1856 : SimpleInstallFunction(isolate_, prototype, "valueOf",
1857 111 : Builtins::kNumberPrototypeValueOf, 0, true);
1858 :
1859 : SimpleInstallFunction(isolate_, prototype, "toLocaleString",
1860 111 : Builtins::kNumberPrototypeToLocaleString, 0, false);
1861 :
1862 : // Install the Number functions.
1863 : SimpleInstallFunction(isolate_, number_fun, "isFinite",
1864 111 : Builtins::kNumberIsFinite, 1, true);
1865 : SimpleInstallFunction(isolate_, number_fun, "isInteger",
1866 111 : Builtins::kNumberIsInteger, 1, true);
1867 : SimpleInstallFunction(isolate_, number_fun, "isNaN", Builtins::kNumberIsNaN,
1868 111 : 1, true);
1869 : SimpleInstallFunction(isolate_, number_fun, "isSafeInteger",
1870 111 : Builtins::kNumberIsSafeInteger, 1, true);
1871 :
1872 : // Install Number.parseFloat and Global.parseFloat.
1873 : Handle<JSFunction> parse_float_fun =
1874 : SimpleInstallFunction(isolate_, number_fun, "parseFloat",
1875 111 : Builtins::kNumberParseFloat, 1, true);
1876 : JSObject::AddProperty(isolate_, global_object, "parseFloat",
1877 111 : parse_float_fun, DONT_ENUM);
1878 :
1879 : // Install Number.parseInt and Global.parseInt.
1880 : Handle<JSFunction> parse_int_fun = SimpleInstallFunction(
1881 111 : isolate_, number_fun, "parseInt", Builtins::kNumberParseInt, 2, true);
1882 : JSObject::AddProperty(isolate_, global_object, "parseInt", parse_int_fun,
1883 111 : DONT_ENUM);
1884 :
1885 : // Install Number constants
1886 : const double kMaxValue = 1.7976931348623157e+308;
1887 : const double kMinValue = 5e-324;
1888 : const double kMinSafeInteger = -kMaxSafeInteger;
1889 : const double kEPS = 2.220446049250313e-16;
1890 :
1891 : InstallConstant(isolate_, number_fun, "MAX_VALUE",
1892 222 : factory->NewNumber(kMaxValue));
1893 : InstallConstant(isolate_, number_fun, "MIN_VALUE",
1894 222 : factory->NewNumber(kMinValue));
1895 111 : InstallConstant(isolate_, number_fun, "NaN", factory->nan_value());
1896 : InstallConstant(isolate_, number_fun, "NEGATIVE_INFINITY",
1897 222 : factory->NewNumber(-V8_INFINITY));
1898 : InstallConstant(isolate_, number_fun, "POSITIVE_INFINITY",
1899 111 : factory->infinity_value());
1900 : InstallConstant(isolate_, number_fun, "MAX_SAFE_INTEGER",
1901 222 : factory->NewNumber(kMaxSafeInteger));
1902 : InstallConstant(isolate_, number_fun, "MIN_SAFE_INTEGER",
1903 222 : factory->NewNumber(kMinSafeInteger));
1904 222 : InstallConstant(isolate_, number_fun, "EPSILON", factory->NewNumber(kEPS));
1905 :
1906 111 : InstallConstant(isolate_, global, "Infinity", factory->infinity_value());
1907 111 : InstallConstant(isolate_, global, "NaN", factory->nan_value());
1908 111 : InstallConstant(isolate_, global, "undefined", factory->undefined_value());
1909 : }
1910 :
1911 : { // --- B o o l e a n ---
1912 : Handle<JSFunction> boolean_fun = InstallFunction(
1913 : isolate_, global, "Boolean", JS_VALUE_TYPE, JSValue::kSize, 0,
1914 222 : isolate_->initial_object_prototype(), Builtins::kBooleanConstructor);
1915 222 : boolean_fun->shared()->DontAdaptArguments();
1916 222 : boolean_fun->shared()->set_length(1);
1917 : InstallWithIntrinsicDefaultProto(isolate_, boolean_fun,
1918 111 : Context::BOOLEAN_FUNCTION_INDEX);
1919 :
1920 : // Create the %BooleanPrototype%
1921 : Handle<JSValue> prototype =
1922 111 : Handle<JSValue>::cast(factory->NewJSObject(boolean_fun, TENURED));
1923 333 : prototype->set_value(ReadOnlyRoots(isolate_).false_value());
1924 111 : JSFunction::SetPrototype(boolean_fun, prototype);
1925 :
1926 : // Install the "constructor" property on the {prototype}.
1927 : JSObject::AddProperty(isolate_, prototype, factory->constructor_string(),
1928 111 : boolean_fun, DONT_ENUM);
1929 :
1930 : // Install the Boolean.prototype methods.
1931 : SimpleInstallFunction(isolate_, prototype, "toString",
1932 111 : Builtins::kBooleanPrototypeToString, 0, true);
1933 : SimpleInstallFunction(isolate_, prototype, "valueOf",
1934 111 : Builtins::kBooleanPrototypeValueOf, 0, true);
1935 : }
1936 :
1937 : { // --- S t r i n g ---
1938 : Handle<JSFunction> string_fun = InstallFunction(
1939 : isolate_, global, "String", JS_VALUE_TYPE, JSValue::kSize, 0,
1940 222 : isolate_->initial_object_prototype(), Builtins::kStringConstructor);
1941 222 : string_fun->shared()->set_builtin_function_id(
1942 222 : BuiltinFunctionId::kStringConstructor);
1943 222 : string_fun->shared()->DontAdaptArguments();
1944 222 : string_fun->shared()->set_length(1);
1945 : InstallWithIntrinsicDefaultProto(isolate_, string_fun,
1946 111 : Context::STRING_FUNCTION_INDEX);
1947 :
1948 : Handle<Map> string_map = Handle<Map>(
1949 222 : native_context()->string_function()->initial_map(), isolate());
1950 111 : string_map->set_elements_kind(FAST_STRING_WRAPPER_ELEMENTS);
1951 111 : Map::EnsureDescriptorSlack(isolate_, string_map, 1);
1952 :
1953 : PropertyAttributes attribs = static_cast<PropertyAttributes>(
1954 : DONT_ENUM | DONT_DELETE | READ_ONLY);
1955 :
1956 : { // Add length.
1957 : Descriptor d = Descriptor::AccessorConstant(
1958 111 : factory->length_string(), factory->string_length_accessor(), attribs);
1959 111 : string_map->AppendDescriptor(isolate(), &d);
1960 : }
1961 :
1962 : // Install the String.fromCharCode function.
1963 : SimpleInstallFunction(isolate_, string_fun, "fromCharCode",
1964 111 : Builtins::kStringFromCharCode, 1, false);
1965 :
1966 : // Install the String.fromCodePoint function.
1967 : SimpleInstallFunction(isolate_, string_fun, "fromCodePoint",
1968 111 : Builtins::kStringFromCodePoint, 1, false);
1969 :
1970 : // Install the String.raw function.
1971 : SimpleInstallFunction(isolate_, string_fun, "raw", Builtins::kStringRaw, 1,
1972 111 : false);
1973 :
1974 : // Create the %StringPrototype%
1975 : Handle<JSValue> prototype =
1976 111 : Handle<JSValue>::cast(factory->NewJSObject(string_fun, TENURED));
1977 333 : prototype->set_value(ReadOnlyRoots(isolate_).empty_string());
1978 111 : JSFunction::SetPrototype(string_fun, prototype);
1979 222 : native_context()->set_initial_string_prototype(*prototype);
1980 :
1981 : // Install the "constructor" property on the {prototype}.
1982 : JSObject::AddProperty(isolate_, prototype, factory->constructor_string(),
1983 111 : string_fun, DONT_ENUM);
1984 :
1985 : // Install the String.prototype methods.
1986 : SimpleInstallFunction(isolate_, prototype, "anchor",
1987 111 : Builtins::kStringPrototypeAnchor, 1, true);
1988 : SimpleInstallFunction(isolate_, prototype, "big",
1989 111 : Builtins::kStringPrototypeBig, 0, true);
1990 : SimpleInstallFunction(isolate_, prototype, "blink",
1991 111 : Builtins::kStringPrototypeBlink, 0, true);
1992 : SimpleInstallFunction(isolate_, prototype, "bold",
1993 111 : Builtins::kStringPrototypeBold, 0, true);
1994 : SimpleInstallFunction(isolate_, prototype, "charAt",
1995 111 : Builtins::kStringPrototypeCharAt, 1, true);
1996 : SimpleInstallFunction(isolate_, prototype, "charCodeAt",
1997 111 : Builtins::kStringPrototypeCharCodeAt, 1, true);
1998 : SimpleInstallFunction(isolate_, prototype, "codePointAt",
1999 111 : Builtins::kStringPrototypeCodePointAt, 1, true);
2000 : SimpleInstallFunction(isolate_, prototype, "concat",
2001 111 : Builtins::kStringPrototypeConcat, 1, false);
2002 : SimpleInstallFunction(isolate_, prototype, "endsWith",
2003 111 : Builtins::kStringPrototypeEndsWith, 1, false);
2004 : SimpleInstallFunction(isolate_, prototype, "fontcolor",
2005 111 : Builtins::kStringPrototypeFontcolor, 1, true);
2006 : SimpleInstallFunction(isolate_, prototype, "fontsize",
2007 111 : Builtins::kStringPrototypeFontsize, 1, true);
2008 : SimpleInstallFunction(isolate_, prototype, "fixed",
2009 111 : Builtins::kStringPrototypeFixed, 0, true);
2010 : SimpleInstallFunction(isolate_, prototype, "includes",
2011 111 : Builtins::kStringPrototypeIncludes, 1, false);
2012 : SimpleInstallFunction(isolate_, prototype, "indexOf",
2013 111 : Builtins::kStringPrototypeIndexOf, 1, false);
2014 : SimpleInstallFunction(isolate_, prototype, "italics",
2015 111 : Builtins::kStringPrototypeItalics, 0, true);
2016 : SimpleInstallFunction(isolate_, prototype, "lastIndexOf",
2017 111 : Builtins::kStringPrototypeLastIndexOf, 1, false);
2018 : SimpleInstallFunction(isolate_, prototype, "link",
2019 111 : Builtins::kStringPrototypeLink, 1, true);
2020 : #ifdef V8_INTL_SUPPORT
2021 : SimpleInstallFunction(isolate_, prototype, "localeCompare",
2022 111 : Builtins::kStringPrototypeLocaleCompare, 1, false);
2023 : #else
2024 : SimpleInstallFunction(isolate_, prototype, "localeCompare",
2025 : Builtins::kStringPrototypeLocaleCompare, 1, true);
2026 : #endif // V8_INTL_SUPPORT
2027 : SimpleInstallFunction(isolate_, prototype, "match",
2028 111 : Builtins::kStringPrototypeMatch, 1, true);
2029 : #ifdef V8_INTL_SUPPORT
2030 : SimpleInstallFunction(isolate_, prototype, "normalize",
2031 111 : Builtins::kStringPrototypeNormalizeIntl, 0, false);
2032 : #else
2033 : SimpleInstallFunction(isolate_, prototype, "normalize",
2034 : Builtins::kStringPrototypeNormalize, 0, false);
2035 : #endif // V8_INTL_SUPPORT
2036 : SimpleInstallFunction(isolate_, prototype, "padEnd",
2037 111 : Builtins::kStringPrototypePadEnd, 1, false);
2038 : SimpleInstallFunction(isolate_, prototype, "padStart",
2039 111 : Builtins::kStringPrototypePadStart, 1, false);
2040 : SimpleInstallFunction(isolate_, prototype, "repeat",
2041 111 : Builtins::kStringPrototypeRepeat, 1, true);
2042 : SimpleInstallFunction(isolate_, prototype, "replace",
2043 111 : Builtins::kStringPrototypeReplace, 2, true);
2044 : SimpleInstallFunction(isolate_, prototype, "search",
2045 111 : Builtins::kStringPrototypeSearch, 1, true);
2046 : SimpleInstallFunction(isolate_, prototype, "slice",
2047 111 : Builtins::kStringPrototypeSlice, 2, false);
2048 : SimpleInstallFunction(isolate_, prototype, "small",
2049 111 : Builtins::kStringPrototypeSmall, 0, true);
2050 : SimpleInstallFunction(isolate_, prototype, "split",
2051 111 : Builtins::kStringPrototypeSplit, 2, false);
2052 : SimpleInstallFunction(isolate_, prototype, "strike",
2053 111 : Builtins::kStringPrototypeStrike, 0, true);
2054 : SimpleInstallFunction(isolate_, prototype, "sub",
2055 111 : Builtins::kStringPrototypeSub, 0, true);
2056 : SimpleInstallFunction(isolate_, prototype, "substr",
2057 111 : Builtins::kStringPrototypeSubstr, 2, false);
2058 : SimpleInstallFunction(isolate_, prototype, "substring",
2059 111 : Builtins::kStringPrototypeSubstring, 2, false);
2060 : SimpleInstallFunction(isolate_, prototype, "sup",
2061 111 : Builtins::kStringPrototypeSup, 0, true);
2062 : SimpleInstallFunction(isolate_, prototype, "startsWith",
2063 111 : Builtins::kStringPrototypeStartsWith, 1, false);
2064 : SimpleInstallFunction(isolate_, prototype, "toString",
2065 111 : Builtins::kStringPrototypeToString, 0, true);
2066 : SimpleInstallFunction(isolate_, prototype, "trim",
2067 111 : Builtins::kStringPrototypeTrim, 0, false);
2068 :
2069 : // Install `String.prototype.trimStart` with `trimLeft` alias.
2070 : Handle<JSFunction> trim_start_fun =
2071 : SimpleInstallFunction(isolate_, prototype, "trimStart",
2072 111 : Builtins::kStringPrototypeTrimStart, 0, false);
2073 : JSObject::AddProperty(isolate_, prototype, "trimLeft", trim_start_fun,
2074 111 : DONT_ENUM);
2075 :
2076 : // Install `String.prototype.trimEnd` with `trimRight` alias.
2077 : Handle<JSFunction> trim_end_fun =
2078 : SimpleInstallFunction(isolate_, prototype, "trimEnd",
2079 111 : Builtins::kStringPrototypeTrimEnd, 0, false);
2080 : JSObject::AddProperty(isolate_, prototype, "trimRight", trim_end_fun,
2081 111 : DONT_ENUM);
2082 :
2083 : SimpleInstallFunction(isolate_, prototype, "toLocaleLowerCase",
2084 : Builtins::kStringPrototypeToLocaleLowerCase, 0,
2085 111 : false);
2086 : SimpleInstallFunction(isolate_, prototype, "toLocaleUpperCase",
2087 : Builtins::kStringPrototypeToLocaleUpperCase, 0,
2088 111 : false);
2089 : #ifdef V8_INTL_SUPPORT
2090 : SimpleInstallFunction(isolate_, prototype, "toLowerCase",
2091 111 : Builtins::kStringPrototypeToLowerCaseIntl, 0, true);
2092 : SimpleInstallFunction(isolate_, prototype, "toUpperCase",
2093 111 : Builtins::kStringPrototypeToUpperCaseIntl, 0, false);
2094 : #else
2095 : SimpleInstallFunction(isolate_, prototype, "toLowerCase",
2096 : Builtins::kStringPrototypeToLowerCase, 0, false);
2097 : SimpleInstallFunction(isolate_, prototype, "toUpperCase",
2098 : Builtins::kStringPrototypeToUpperCase, 0, false);
2099 : #endif
2100 : SimpleInstallFunction(isolate_, prototype, "valueOf",
2101 111 : Builtins::kStringPrototypeValueOf, 0, true);
2102 :
2103 : InstallFunctionAtSymbol(isolate_, prototype, factory->iterator_symbol(),
2104 : "[Symbol.iterator]",
2105 : Builtins::kStringPrototypeIterator, 0, true,
2106 111 : DONT_ENUM, BuiltinFunctionId::kStringIterator);
2107 : }
2108 :
2109 : { // --- S t r i n g I t e r a t o r ---
2110 : Handle<JSObject> iterator_prototype(
2111 222 : native_context()->initial_iterator_prototype(), isolate());
2112 :
2113 : Handle<JSObject> string_iterator_prototype =
2114 111 : factory->NewJSObject(isolate_->object_function(), TENURED);
2115 111 : JSObject::ForceSetPrototype(string_iterator_prototype, iterator_prototype);
2116 :
2117 111 : InstallToStringTag(isolate_, string_iterator_prototype, "String Iterator");
2118 :
2119 : InstallFunctionWithBuiltinId(isolate_, string_iterator_prototype, "next",
2120 : Builtins::kStringIteratorPrototypeNext, 0,
2121 111 : true, BuiltinFunctionId::kStringIteratorNext);
2122 :
2123 : Handle<JSFunction> string_iterator_function = CreateFunction(
2124 : isolate_, factory->InternalizeUtf8String("StringIterator"),
2125 : JS_STRING_ITERATOR_TYPE, JSStringIterator::kSize, 0,
2126 111 : string_iterator_prototype, Builtins::kIllegal);
2127 111 : string_iterator_function->shared()->set_native(false);
2128 222 : native_context()->set_initial_string_iterator_map(
2129 333 : string_iterator_function->initial_map());
2130 222 : native_context()->set_initial_string_iterator_prototype(
2131 111 : *string_iterator_prototype);
2132 : }
2133 :
2134 : { // --- S y m b o l ---
2135 : Handle<JSFunction> symbol_fun = InstallFunction(
2136 : isolate_, global, "Symbol", JS_VALUE_TYPE, JSValue::kSize, 0,
2137 111 : factory->the_hole_value(), Builtins::kSymbolConstructor);
2138 222 : symbol_fun->shared()->set_builtin_function_id(
2139 222 : BuiltinFunctionId::kSymbolConstructor);
2140 222 : symbol_fun->shared()->set_length(0);
2141 222 : symbol_fun->shared()->DontAdaptArguments();
2142 111 : native_context()->set_symbol_function(*symbol_fun);
2143 :
2144 : // Install the Symbol.for and Symbol.keyFor functions.
2145 : SimpleInstallFunction(isolate_, symbol_fun, "for", Builtins::kSymbolFor, 1,
2146 111 : false);
2147 : SimpleInstallFunction(isolate_, symbol_fun, "keyFor",
2148 111 : Builtins::kSymbolKeyFor, 1, false);
2149 :
2150 : // Install well-known symbols.
2151 : InstallConstant(isolate_, symbol_fun, "asyncIterator",
2152 111 : factory->async_iterator_symbol());
2153 : InstallConstant(isolate_, symbol_fun, "hasInstance",
2154 111 : factory->has_instance_symbol());
2155 : InstallConstant(isolate_, symbol_fun, "isConcatSpreadable",
2156 111 : factory->is_concat_spreadable_symbol());
2157 : InstallConstant(isolate_, symbol_fun, "iterator",
2158 111 : factory->iterator_symbol());
2159 111 : InstallConstant(isolate_, symbol_fun, "match", factory->match_symbol());
2160 111 : InstallConstant(isolate_, symbol_fun, "replace", factory->replace_symbol());
2161 111 : InstallConstant(isolate_, symbol_fun, "search", factory->search_symbol());
2162 111 : InstallConstant(isolate_, symbol_fun, "species", factory->species_symbol());
2163 111 : InstallConstant(isolate_, symbol_fun, "split", factory->split_symbol());
2164 : InstallConstant(isolate_, symbol_fun, "toPrimitive",
2165 111 : factory->to_primitive_symbol());
2166 : InstallConstant(isolate_, symbol_fun, "toStringTag",
2167 111 : factory->to_string_tag_symbol());
2168 : InstallConstant(isolate_, symbol_fun, "unscopables",
2169 111 : factory->unscopables_symbol());
2170 :
2171 : // Setup %SymbolPrototype%.
2172 : Handle<JSObject> prototype(JSObject::cast(symbol_fun->instance_prototype()),
2173 222 : isolate());
2174 :
2175 111 : InstallToStringTag(isolate_, prototype, "Symbol");
2176 :
2177 : // Install the Symbol.prototype methods.
2178 : InstallFunctionWithBuiltinId(isolate_, prototype, "toString",
2179 : Builtins::kSymbolPrototypeToString, 0, true,
2180 111 : BuiltinFunctionId::kSymbolPrototypeToString);
2181 : InstallFunctionWithBuiltinId(isolate_, prototype, "valueOf",
2182 : Builtins::kSymbolPrototypeValueOf, 0, true,
2183 111 : BuiltinFunctionId::kSymbolPrototypeValueOf);
2184 :
2185 : // Install the @@toPrimitive function.
2186 : InstallFunctionAtSymbol(
2187 : isolate_, prototype, factory->to_primitive_symbol(),
2188 : "[Symbol.toPrimitive]", Builtins::kSymbolPrototypeToPrimitive, 1, true,
2189 111 : static_cast<PropertyAttributes>(DONT_ENUM | READ_ONLY));
2190 : }
2191 :
2192 : { // --- D a t e ---
2193 : Handle<JSFunction> date_fun = InstallFunction(
2194 : isolate_, global, "Date", JS_DATE_TYPE, JSDate::kSize, 0,
2195 111 : factory->the_hole_value(), Builtins::kDateConstructor);
2196 : InstallWithIntrinsicDefaultProto(isolate_, date_fun,
2197 111 : Context::DATE_FUNCTION_INDEX);
2198 222 : date_fun->shared()->set_length(7);
2199 222 : date_fun->shared()->DontAdaptArguments();
2200 :
2201 : // Install the Date.now, Date.parse and Date.UTC functions.
2202 : SimpleInstallFunction(isolate_, date_fun, "now", Builtins::kDateNow, 0,
2203 111 : false);
2204 : SimpleInstallFunction(isolate_, date_fun, "parse", Builtins::kDateParse, 1,
2205 111 : false);
2206 : SimpleInstallFunction(isolate_, date_fun, "UTC", Builtins::kDateUTC, 7,
2207 111 : false);
2208 :
2209 : // Setup %DatePrototype%.
2210 : Handle<JSObject> prototype(JSObject::cast(date_fun->instance_prototype()),
2211 222 : isolate());
2212 :
2213 : // Install the Date.prototype methods.
2214 : SimpleInstallFunction(isolate_, prototype, "toString",
2215 111 : Builtins::kDatePrototypeToString, 0, false);
2216 : SimpleInstallFunction(isolate_, prototype, "toDateString",
2217 111 : Builtins::kDatePrototypeToDateString, 0, false);
2218 : SimpleInstallFunction(isolate_, prototype, "toTimeString",
2219 111 : Builtins::kDatePrototypeToTimeString, 0, false);
2220 : SimpleInstallFunction(isolate_, prototype, "toISOString",
2221 111 : Builtins::kDatePrototypeToISOString, 0, false);
2222 : Handle<JSFunction> to_utc_string =
2223 : SimpleInstallFunction(isolate_, prototype, "toUTCString",
2224 111 : Builtins::kDatePrototypeToUTCString, 0, false);
2225 : JSObject::AddProperty(isolate_, prototype, "toGMTString", to_utc_string,
2226 111 : DONT_ENUM);
2227 : SimpleInstallFunction(isolate_, prototype, "getDate",
2228 111 : Builtins::kDatePrototypeGetDate, 0, true);
2229 : SimpleInstallFunction(isolate_, prototype, "setDate",
2230 111 : Builtins::kDatePrototypeSetDate, 1, false);
2231 : SimpleInstallFunction(isolate_, prototype, "getDay",
2232 111 : Builtins::kDatePrototypeGetDay, 0, true);
2233 : SimpleInstallFunction(isolate_, prototype, "getFullYear",
2234 111 : Builtins::kDatePrototypeGetFullYear, 0, true);
2235 : SimpleInstallFunction(isolate_, prototype, "setFullYear",
2236 111 : Builtins::kDatePrototypeSetFullYear, 3, false);
2237 : SimpleInstallFunction(isolate_, prototype, "getHours",
2238 111 : Builtins::kDatePrototypeGetHours, 0, true);
2239 : SimpleInstallFunction(isolate_, prototype, "setHours",
2240 111 : Builtins::kDatePrototypeSetHours, 4, false);
2241 : SimpleInstallFunction(isolate_, prototype, "getMilliseconds",
2242 111 : Builtins::kDatePrototypeGetMilliseconds, 0, true);
2243 : SimpleInstallFunction(isolate_, prototype, "setMilliseconds",
2244 111 : Builtins::kDatePrototypeSetMilliseconds, 1, false);
2245 : SimpleInstallFunction(isolate_, prototype, "getMinutes",
2246 111 : Builtins::kDatePrototypeGetMinutes, 0, true);
2247 : SimpleInstallFunction(isolate_, prototype, "setMinutes",
2248 111 : Builtins::kDatePrototypeSetMinutes, 3, false);
2249 : SimpleInstallFunction(isolate_, prototype, "getMonth",
2250 111 : Builtins::kDatePrototypeGetMonth, 0, true);
2251 : SimpleInstallFunction(isolate_, prototype, "setMonth",
2252 111 : Builtins::kDatePrototypeSetMonth, 2, false);
2253 : SimpleInstallFunction(isolate_, prototype, "getSeconds",
2254 111 : Builtins::kDatePrototypeGetSeconds, 0, true);
2255 : SimpleInstallFunction(isolate_, prototype, "setSeconds",
2256 111 : Builtins::kDatePrototypeSetSeconds, 2, false);
2257 : SimpleInstallFunction(isolate_, prototype, "getTime",
2258 111 : Builtins::kDatePrototypeGetTime, 0, true);
2259 : SimpleInstallFunction(isolate_, prototype, "setTime",
2260 111 : Builtins::kDatePrototypeSetTime, 1, false);
2261 : SimpleInstallFunction(isolate_, prototype, "getTimezoneOffset",
2262 111 : Builtins::kDatePrototypeGetTimezoneOffset, 0, true);
2263 : SimpleInstallFunction(isolate_, prototype, "getUTCDate",
2264 111 : Builtins::kDatePrototypeGetUTCDate, 0, true);
2265 : SimpleInstallFunction(isolate_, prototype, "setUTCDate",
2266 111 : Builtins::kDatePrototypeSetUTCDate, 1, false);
2267 : SimpleInstallFunction(isolate_, prototype, "getUTCDay",
2268 111 : Builtins::kDatePrototypeGetUTCDay, 0, true);
2269 : SimpleInstallFunction(isolate_, prototype, "getUTCFullYear",
2270 111 : Builtins::kDatePrototypeGetUTCFullYear, 0, true);
2271 : SimpleInstallFunction(isolate_, prototype, "setUTCFullYear",
2272 111 : Builtins::kDatePrototypeSetUTCFullYear, 3, false);
2273 : SimpleInstallFunction(isolate_, prototype, "getUTCHours",
2274 111 : Builtins::kDatePrototypeGetUTCHours, 0, true);
2275 : SimpleInstallFunction(isolate_, prototype, "setUTCHours",
2276 111 : Builtins::kDatePrototypeSetUTCHours, 4, false);
2277 : SimpleInstallFunction(isolate_, prototype, "getUTCMilliseconds",
2278 111 : Builtins::kDatePrototypeGetUTCMilliseconds, 0, true);
2279 : SimpleInstallFunction(isolate_, prototype, "setUTCMilliseconds",
2280 111 : Builtins::kDatePrototypeSetUTCMilliseconds, 1, false);
2281 : SimpleInstallFunction(isolate_, prototype, "getUTCMinutes",
2282 111 : Builtins::kDatePrototypeGetUTCMinutes, 0, true);
2283 : SimpleInstallFunction(isolate_, prototype, "setUTCMinutes",
2284 111 : Builtins::kDatePrototypeSetUTCMinutes, 3, false);
2285 : SimpleInstallFunction(isolate_, prototype, "getUTCMonth",
2286 111 : Builtins::kDatePrototypeGetUTCMonth, 0, true);
2287 : SimpleInstallFunction(isolate_, prototype, "setUTCMonth",
2288 111 : Builtins::kDatePrototypeSetUTCMonth, 2, false);
2289 : SimpleInstallFunction(isolate_, prototype, "getUTCSeconds",
2290 111 : Builtins::kDatePrototypeGetUTCSeconds, 0, true);
2291 : SimpleInstallFunction(isolate_, prototype, "setUTCSeconds",
2292 111 : Builtins::kDatePrototypeSetUTCSeconds, 2, false);
2293 : SimpleInstallFunction(isolate_, prototype, "valueOf",
2294 111 : Builtins::kDatePrototypeValueOf, 0, true);
2295 : SimpleInstallFunction(isolate_, prototype, "getYear",
2296 111 : Builtins::kDatePrototypeGetYear, 0, true);
2297 : SimpleInstallFunction(isolate_, prototype, "setYear",
2298 111 : Builtins::kDatePrototypeSetYear, 1, false);
2299 : SimpleInstallFunction(isolate_, prototype, "toJSON",
2300 111 : Builtins::kDatePrototypeToJson, 1, false);
2301 :
2302 : #ifdef V8_INTL_SUPPORT
2303 : SimpleInstallFunction(isolate_, prototype, "toLocaleString",
2304 111 : Builtins::kDatePrototypeToLocaleString, 0, false);
2305 : SimpleInstallFunction(isolate_, prototype, "toLocaleDateString",
2306 111 : Builtins::kDatePrototypeToLocaleDateString, 0, false);
2307 : SimpleInstallFunction(isolate_, prototype, "toLocaleTimeString",
2308 111 : Builtins::kDatePrototypeToLocaleTimeString, 0, false);
2309 : #else
2310 : // Install Intl fallback functions.
2311 : SimpleInstallFunction(isolate_, prototype, "toLocaleString",
2312 : Builtins::kDatePrototypeToString, 0, false);
2313 : SimpleInstallFunction(isolate_, prototype, "toLocaleDateString",
2314 : Builtins::kDatePrototypeToDateString, 0, false);
2315 : SimpleInstallFunction(isolate_, prototype, "toLocaleTimeString",
2316 : Builtins::kDatePrototypeToTimeString, 0, false);
2317 : #endif // V8_INTL_SUPPORT
2318 :
2319 : // Install the @@toPrimitive function.
2320 : InstallFunctionAtSymbol(
2321 : isolate_, prototype, factory->to_primitive_symbol(),
2322 : "[Symbol.toPrimitive]", Builtins::kDatePrototypeToPrimitive, 1, true,
2323 111 : static_cast<PropertyAttributes>(DONT_ENUM | READ_ONLY));
2324 : }
2325 :
2326 : {
2327 : Handle<SharedFunctionInfo> info = SimpleCreateBuiltinSharedFunctionInfo(
2328 : isolate_, Builtins::kPromiseGetCapabilitiesExecutor,
2329 111 : factory->empty_string(), 2);
2330 111 : native_context()->set_promise_get_capabilities_executor_shared_fun(*info);
2331 : }
2332 :
2333 : { // -- P r o m i s e
2334 : Handle<JSFunction> promise_fun = InstallFunction(
2335 : isolate_, global, "Promise", JS_PROMISE_TYPE,
2336 : JSPromise::kSizeWithEmbedderFields, 0, factory->the_hole_value(),
2337 111 : Builtins::kPromiseConstructor);
2338 : InstallWithIntrinsicDefaultProto(isolate_, promise_fun,
2339 111 : Context::PROMISE_FUNCTION_INDEX);
2340 :
2341 333 : Handle<SharedFunctionInfo> shared(promise_fun->shared(), isolate_);
2342 : shared->set_internal_formal_parameter_count(1);
2343 : shared->set_length(1);
2344 :
2345 111 : InstallSpeciesGetter(isolate_, promise_fun);
2346 :
2347 : Handle<JSFunction> promise_all = InstallFunctionWithBuiltinId(
2348 : isolate_, promise_fun, "all", Builtins::kPromiseAll, 1, true,
2349 111 : BuiltinFunctionId::kPromiseAll);
2350 111 : native_context()->set_promise_all(*promise_all);
2351 :
2352 : InstallFunctionWithBuiltinId(isolate_, promise_fun, "race",
2353 : Builtins::kPromiseRace, 1, true,
2354 111 : BuiltinFunctionId::kPromiseRace);
2355 :
2356 : InstallFunctionWithBuiltinId(isolate_, promise_fun, "resolve",
2357 : Builtins::kPromiseResolveTrampoline, 1, true,
2358 111 : BuiltinFunctionId::kPromiseResolve);
2359 :
2360 : InstallFunctionWithBuiltinId(isolate_, promise_fun, "reject",
2361 : Builtins::kPromiseReject, 1, true,
2362 111 : BuiltinFunctionId::kPromiseReject);
2363 :
2364 : // Setup %PromisePrototype%.
2365 : Handle<JSObject> prototype(
2366 222 : JSObject::cast(promise_fun->instance_prototype()), isolate());
2367 111 : native_context()->set_promise_prototype(*prototype);
2368 :
2369 111 : InstallToStringTag(isolate_, prototype, factory->Promise_string());
2370 :
2371 : Handle<JSFunction> promise_then = InstallFunctionWithBuiltinId(
2372 : isolate_, prototype, "then", Builtins::kPromisePrototypeThen, 2, true,
2373 111 : BuiltinFunctionId::kPromisePrototypeThen);
2374 111 : native_context()->set_promise_then(*promise_then);
2375 :
2376 : Handle<JSFunction> promise_catch = InstallFunctionWithBuiltinId(
2377 : isolate_, prototype, "catch", Builtins::kPromisePrototypeCatch, 1, true,
2378 111 : BuiltinFunctionId::kPromisePrototypeCatch);
2379 111 : native_context()->set_promise_catch(*promise_catch);
2380 :
2381 : InstallFunctionWithBuiltinId(isolate_, prototype, "finally",
2382 : Builtins::kPromisePrototypeFinally, 1, true,
2383 111 : BuiltinFunctionId::kPromisePrototypeFinally);
2384 :
2385 : {
2386 : Handle<SharedFunctionInfo> info = SimpleCreateSharedFunctionInfo(
2387 : isolate(), Builtins::kPromiseThenFinally,
2388 222 : isolate_->factory()->empty_string(), 1);
2389 111 : info->set_native(true);
2390 111 : native_context()->set_promise_then_finally_shared_fun(*info);
2391 : }
2392 :
2393 : {
2394 : Handle<SharedFunctionInfo> info = SimpleCreateSharedFunctionInfo(
2395 : isolate(), Builtins::kPromiseCatchFinally,
2396 222 : isolate_->factory()->empty_string(), 1);
2397 111 : info->set_native(true);
2398 111 : native_context()->set_promise_catch_finally_shared_fun(*info);
2399 : }
2400 :
2401 : {
2402 : Handle<SharedFunctionInfo> info = SimpleCreateSharedFunctionInfo(
2403 : isolate(), Builtins::kPromiseValueThunkFinally,
2404 222 : isolate_->factory()->empty_string(), 0);
2405 111 : native_context()->set_promise_value_thunk_finally_shared_fun(*info);
2406 : }
2407 :
2408 : {
2409 : Handle<SharedFunctionInfo> info = SimpleCreateSharedFunctionInfo(
2410 : isolate(), Builtins::kPromiseThrowerFinally,
2411 222 : isolate_->factory()->empty_string(), 0);
2412 111 : native_context()->set_promise_thrower_finally_shared_fun(*info);
2413 : }
2414 :
2415 : // Force the Promise constructor to fast properties, so that we can use the
2416 : // fast paths for various things like
2417 : //
2418 : // x instanceof Promise
2419 : //
2420 : // etc. We should probably come up with a more principled approach once
2421 : // the JavaScript builtins are gone.
2422 : JSObject::MigrateSlowToFast(Handle<JSObject>::cast(promise_fun), 0,
2423 111 : "Bootstrapping");
2424 :
2425 : Handle<Map> prototype_map(prototype->map(), isolate());
2426 111 : Map::SetShouldBeFastPrototypeMap(prototype_map, true, isolate_);
2427 :
2428 : { // Internal: IsPromise
2429 : Handle<JSFunction> function = SimpleCreateFunction(
2430 111 : isolate_, factory->empty_string(), Builtins::kIsPromise, 1, false);
2431 111 : native_context()->set_is_promise(*function);
2432 : }
2433 :
2434 : {
2435 : Handle<SharedFunctionInfo> info = SimpleCreateSharedFunctionInfo(
2436 : isolate_, Builtins::kPromiseCapabilityDefaultResolve,
2437 111 : factory->empty_string(), 1, FunctionKind::kConciseMethod);
2438 111 : info->set_native(true);
2439 : info->set_function_map_index(
2440 111 : Context::STRICT_FUNCTION_WITHOUT_PROTOTYPE_MAP_INDEX);
2441 222 : native_context()->set_promise_capability_default_resolve_shared_fun(
2442 111 : *info);
2443 :
2444 : info = SimpleCreateSharedFunctionInfo(
2445 : isolate_, Builtins::kPromiseCapabilityDefaultReject,
2446 111 : factory->empty_string(), 1, FunctionKind::kConciseMethod);
2447 111 : info->set_native(true);
2448 : info->set_function_map_index(
2449 111 : Context::STRICT_FUNCTION_WITHOUT_PROTOTYPE_MAP_INDEX);
2450 111 : native_context()->set_promise_capability_default_reject_shared_fun(*info);
2451 : }
2452 :
2453 : {
2454 : Handle<SharedFunctionInfo> info = SimpleCreateSharedFunctionInfo(
2455 : isolate_, Builtins::kPromiseAllResolveElementClosure,
2456 111 : factory->empty_string(), 1);
2457 111 : native_context()->set_promise_all_resolve_element_shared_fun(*info);
2458 : }
2459 :
2460 : // Force the Promise constructor to fast properties, so that we can use the
2461 : // fast paths for various things like
2462 : //
2463 : // x instanceof Promise
2464 : //
2465 : // etc. We should probably come up with a more principled approach once
2466 : // the JavaScript builtins are gone.
2467 111 : JSObject::MigrateSlowToFast(promise_fun, 0, "Bootstrapping");
2468 : }
2469 :
2470 : { // -- R e g E x p
2471 : // Builtin functions for RegExp.prototype.
2472 : Handle<JSFunction> regexp_fun = InstallFunction(
2473 : isolate_, global, "RegExp", JS_REGEXP_TYPE,
2474 : JSRegExp::kSize + JSRegExp::kInObjectFieldCount * kTaggedSize,
2475 : JSRegExp::kInObjectFieldCount, factory->the_hole_value(),
2476 111 : Builtins::kRegExpConstructor);
2477 : InstallWithIntrinsicDefaultProto(isolate_, regexp_fun,
2478 111 : Context::REGEXP_FUNCTION_INDEX);
2479 :
2480 333 : Handle<SharedFunctionInfo> shared(regexp_fun->shared(), isolate_);
2481 : shared->set_internal_formal_parameter_count(2);
2482 : shared->set_length(2);
2483 :
2484 : {
2485 : // Setup %RegExpPrototype%.
2486 : Handle<JSObject> prototype(
2487 222 : JSObject::cast(regexp_fun->instance_prototype()), isolate());
2488 111 : native_context()->set_regexp_prototype(*prototype);
2489 :
2490 : {
2491 : Handle<JSFunction> fun =
2492 : SimpleInstallFunction(isolate_, prototype, "exec",
2493 111 : Builtins::kRegExpPrototypeExec, 1, true);
2494 : // Check that index of "exec" function in JSRegExp is correct.
2495 : DCHECK_EQ(JSRegExp::kExecFunctionDescriptorIndex,
2496 : prototype->map()->LastAdded());
2497 :
2498 111 : native_context()->set_regexp_exec_function(*fun);
2499 : }
2500 :
2501 : SimpleInstallGetter(isolate_, prototype, factory->dotAll_string(),
2502 111 : Builtins::kRegExpPrototypeDotAllGetter, true);
2503 : SimpleInstallGetter(isolate_, prototype, factory->flags_string(),
2504 111 : Builtins::kRegExpPrototypeFlagsGetter, true);
2505 : SimpleInstallGetter(isolate_, prototype, factory->global_string(),
2506 111 : Builtins::kRegExpPrototypeGlobalGetter, true);
2507 : SimpleInstallGetter(isolate_, prototype, factory->ignoreCase_string(),
2508 111 : Builtins::kRegExpPrototypeIgnoreCaseGetter, true);
2509 : SimpleInstallGetter(isolate_, prototype, factory->multiline_string(),
2510 111 : Builtins::kRegExpPrototypeMultilineGetter, true);
2511 : SimpleInstallGetter(isolate_, prototype, factory->source_string(),
2512 111 : Builtins::kRegExpPrototypeSourceGetter, true);
2513 : SimpleInstallGetter(isolate_, prototype, factory->sticky_string(),
2514 111 : Builtins::kRegExpPrototypeStickyGetter, true);
2515 : SimpleInstallGetter(isolate_, prototype, factory->unicode_string(),
2516 111 : Builtins::kRegExpPrototypeUnicodeGetter, true);
2517 :
2518 : SimpleInstallFunction(isolate_, prototype, "compile",
2519 111 : Builtins::kRegExpPrototypeCompile, 2, true);
2520 : SimpleInstallFunction(isolate_, prototype, "toString",
2521 111 : Builtins::kRegExpPrototypeToString, 0, false);
2522 : SimpleInstallFunction(isolate_, prototype, "test",
2523 111 : Builtins::kRegExpPrototypeTest, 1, true);
2524 :
2525 : InstallFunctionAtSymbol(isolate_, prototype, factory->match_symbol(),
2526 : "[Symbol.match]", Builtins::kRegExpPrototypeMatch,
2527 111 : 1, true);
2528 : DCHECK_EQ(JSRegExp::kSymbolMatchFunctionDescriptorIndex,
2529 : prototype->map()->LastAdded());
2530 :
2531 : InstallFunctionAtSymbol(isolate_, prototype, factory->replace_symbol(),
2532 : "[Symbol.replace]",
2533 111 : Builtins::kRegExpPrototypeReplace, 2, false);
2534 : DCHECK_EQ(JSRegExp::kSymbolReplaceFunctionDescriptorIndex,
2535 : prototype->map()->LastAdded());
2536 :
2537 : InstallFunctionAtSymbol(isolate_, prototype, factory->search_symbol(),
2538 : "[Symbol.search]",
2539 111 : Builtins::kRegExpPrototypeSearch, 1, true);
2540 : DCHECK_EQ(JSRegExp::kSymbolSearchFunctionDescriptorIndex,
2541 : prototype->map()->LastAdded());
2542 :
2543 : InstallFunctionAtSymbol(isolate_, prototype, factory->split_symbol(),
2544 : "[Symbol.split]", Builtins::kRegExpPrototypeSplit,
2545 111 : 2, false);
2546 : DCHECK_EQ(JSRegExp::kSymbolSplitFunctionDescriptorIndex,
2547 : prototype->map()->LastAdded());
2548 :
2549 : Handle<Map> prototype_map(prototype->map(), isolate());
2550 111 : Map::SetShouldBeFastPrototypeMap(prototype_map, true, isolate_);
2551 :
2552 : // Store the initial RegExp.prototype map. This is used in fast-path
2553 : // checks. Do not alter the prototype after this point.
2554 111 : native_context()->set_regexp_prototype_map(*prototype_map);
2555 : }
2556 :
2557 : {
2558 : // RegExp getters and setters.
2559 :
2560 111 : InstallSpeciesGetter(isolate_, regexp_fun);
2561 :
2562 : // Static properties set by a successful match.
2563 :
2564 : SimpleInstallGetterSetter(isolate_, regexp_fun, factory->input_string(),
2565 : Builtins::kRegExpInputGetter,
2566 111 : Builtins::kRegExpInputSetter);
2567 : SimpleInstallGetterSetter(isolate_, regexp_fun, "$_",
2568 : Builtins::kRegExpInputGetter,
2569 111 : Builtins::kRegExpInputSetter);
2570 :
2571 : SimpleInstallGetterSetter(isolate_, regexp_fun, "lastMatch",
2572 : Builtins::kRegExpLastMatchGetter,
2573 111 : Builtins::kEmptyFunction);
2574 : SimpleInstallGetterSetter(isolate_, regexp_fun, "$&",
2575 : Builtins::kRegExpLastMatchGetter,
2576 111 : Builtins::kEmptyFunction);
2577 :
2578 : SimpleInstallGetterSetter(isolate_, regexp_fun, "lastParen",
2579 : Builtins::kRegExpLastParenGetter,
2580 111 : Builtins::kEmptyFunction);
2581 : SimpleInstallGetterSetter(isolate_, regexp_fun, "$+",
2582 : Builtins::kRegExpLastParenGetter,
2583 111 : Builtins::kEmptyFunction);
2584 :
2585 : SimpleInstallGetterSetter(isolate_, regexp_fun, "leftContext",
2586 : Builtins::kRegExpLeftContextGetter,
2587 111 : Builtins::kEmptyFunction);
2588 : SimpleInstallGetterSetter(isolate_, regexp_fun, "$`",
2589 : Builtins::kRegExpLeftContextGetter,
2590 111 : Builtins::kEmptyFunction);
2591 :
2592 : SimpleInstallGetterSetter(isolate_, regexp_fun, "rightContext",
2593 : Builtins::kRegExpRightContextGetter,
2594 111 : Builtins::kEmptyFunction);
2595 : SimpleInstallGetterSetter(isolate_, regexp_fun, "$'",
2596 : Builtins::kRegExpRightContextGetter,
2597 111 : Builtins::kEmptyFunction);
2598 :
2599 : #define INSTALL_CAPTURE_GETTER(i) \
2600 : SimpleInstallGetterSetter(isolate_, regexp_fun, "$" #i, \
2601 : Builtins::kRegExpCapture##i##Getter, \
2602 : Builtins::kEmptyFunction)
2603 111 : INSTALL_CAPTURE_GETTER(1);
2604 111 : INSTALL_CAPTURE_GETTER(2);
2605 111 : INSTALL_CAPTURE_GETTER(3);
2606 111 : INSTALL_CAPTURE_GETTER(4);
2607 111 : INSTALL_CAPTURE_GETTER(5);
2608 111 : INSTALL_CAPTURE_GETTER(6);
2609 111 : INSTALL_CAPTURE_GETTER(7);
2610 111 : INSTALL_CAPTURE_GETTER(8);
2611 111 : INSTALL_CAPTURE_GETTER(9);
2612 : #undef INSTALL_CAPTURE_GETTER
2613 : }
2614 :
2615 : DCHECK(regexp_fun->has_initial_map());
2616 222 : Handle<Map> initial_map(regexp_fun->initial_map(), isolate());
2617 :
2618 : DCHECK_EQ(1, initial_map->GetInObjectProperties());
2619 :
2620 111 : Map::EnsureDescriptorSlack(isolate_, initial_map, 1);
2621 :
2622 : // ECMA-262, section 15.10.7.5.
2623 : PropertyAttributes writable =
2624 : static_cast<PropertyAttributes>(DONT_ENUM | DONT_DELETE);
2625 : Descriptor d = Descriptor::DataField(isolate(), factory->lastIndex_string(),
2626 : JSRegExp::kLastIndexFieldIndex,
2627 111 : writable, Representation::Tagged());
2628 111 : initial_map->AppendDescriptor(isolate(), &d);
2629 :
2630 : { // Internal: RegExpInternalMatch
2631 : Handle<JSFunction> function =
2632 : SimpleCreateFunction(isolate_, isolate_->factory()->empty_string(),
2633 222 : Builtins::kRegExpInternalMatch, 2, true);
2634 222 : native_context()->set(Context::REGEXP_INTERNAL_MATCH, *function);
2635 : }
2636 :
2637 : // Create the last match info. One for external use, and one for internal
2638 : // use when we don't want to modify the externally visible match info.
2639 111 : Handle<RegExpMatchInfo> last_match_info = factory->NewRegExpMatchInfo();
2640 111 : native_context()->set_regexp_last_match_info(*last_match_info);
2641 111 : Handle<RegExpMatchInfo> internal_match_info = factory->NewRegExpMatchInfo();
2642 111 : native_context()->set_regexp_internal_match_info(*internal_match_info);
2643 :
2644 : // Force the RegExp constructor to fast properties, so that we can use the
2645 : // fast paths for various things like
2646 : //
2647 : // x instanceof RegExp
2648 : //
2649 : // etc. We should probably come up with a more principled approach once
2650 : // the JavaScript builtins are gone.
2651 111 : JSObject::MigrateSlowToFast(regexp_fun, 0, "Bootstrapping");
2652 : }
2653 :
2654 : { // -- E r r o r
2655 : InstallError(isolate_, global, factory->Error_string(),
2656 111 : Context::ERROR_FUNCTION_INDEX);
2657 111 : InstallMakeError(isolate_, Builtins::kMakeError, Context::MAKE_ERROR_INDEX);
2658 : }
2659 :
2660 : { // -- E v a l E r r o r
2661 : InstallError(isolate_, global, factory->EvalError_string(),
2662 111 : Context::EVAL_ERROR_FUNCTION_INDEX);
2663 : }
2664 :
2665 : { // -- R a n g e E r r o r
2666 : InstallError(isolate_, global, factory->RangeError_string(),
2667 111 : Context::RANGE_ERROR_FUNCTION_INDEX);
2668 : InstallMakeError(isolate_, Builtins::kMakeRangeError,
2669 111 : Context::MAKE_RANGE_ERROR_INDEX);
2670 : }
2671 :
2672 : { // -- R e f e r e n c e E r r o r
2673 : InstallError(isolate_, global, factory->ReferenceError_string(),
2674 111 : Context::REFERENCE_ERROR_FUNCTION_INDEX);
2675 : }
2676 :
2677 : { // -- S y n t a x E r r o r
2678 : InstallError(isolate_, global, factory->SyntaxError_string(),
2679 111 : Context::SYNTAX_ERROR_FUNCTION_INDEX);
2680 : InstallMakeError(isolate_, Builtins::kMakeSyntaxError,
2681 111 : Context::MAKE_SYNTAX_ERROR_INDEX);
2682 : }
2683 :
2684 : { // -- T y p e E r r o r
2685 : InstallError(isolate_, global, factory->TypeError_string(),
2686 111 : Context::TYPE_ERROR_FUNCTION_INDEX);
2687 : InstallMakeError(isolate_, Builtins::kMakeTypeError,
2688 111 : Context::MAKE_TYPE_ERROR_INDEX);
2689 : }
2690 :
2691 : { // -- U R I E r r o r
2692 : InstallError(isolate_, global, factory->URIError_string(),
2693 111 : Context::URI_ERROR_FUNCTION_INDEX);
2694 : InstallMakeError(isolate_, Builtins::kMakeURIError,
2695 111 : Context::MAKE_URI_ERROR_INDEX);
2696 : }
2697 :
2698 : { // -- C o m p i l e E r r o r
2699 111 : Handle<JSObject> dummy = factory->NewJSObject(isolate_->object_function());
2700 : InstallError(isolate_, dummy, factory->CompileError_string(),
2701 111 : Context::WASM_COMPILE_ERROR_FUNCTION_INDEX);
2702 :
2703 : // -- L i n k E r r o r
2704 : InstallError(isolate_, dummy, factory->LinkError_string(),
2705 111 : Context::WASM_LINK_ERROR_FUNCTION_INDEX);
2706 :
2707 : // -- R u n t i m e E r r o r
2708 : InstallError(isolate_, dummy, factory->RuntimeError_string(),
2709 111 : Context::WASM_RUNTIME_ERROR_FUNCTION_INDEX);
2710 : }
2711 :
2712 : // Initialize the embedder data slot.
2713 : // TODO(ishell): microtask queue pointer will be moved from native context
2714 : // to the embedder data array so we don't need an empty embedder data array.
2715 111 : Handle<EmbedderDataArray> embedder_data = factory->NewEmbedderDataArray(0);
2716 222 : native_context()->set_embedder_data(*embedder_data);
2717 :
2718 : { // -- J S O N
2719 : Handle<JSObject> json_object =
2720 111 : factory->NewJSObject(isolate_->object_function(), TENURED);
2721 111 : JSObject::AddProperty(isolate_, global, "JSON", json_object, DONT_ENUM);
2722 : SimpleInstallFunction(isolate_, json_object, "parse", Builtins::kJsonParse,
2723 111 : 2, false);
2724 : SimpleInstallFunction(isolate_, json_object, "stringify",
2725 111 : Builtins::kJsonStringify, 3, true);
2726 111 : InstallToStringTag(isolate_, json_object, "JSON");
2727 : }
2728 :
2729 : { // -- M a t h
2730 : Handle<JSObject> math =
2731 111 : factory->NewJSObject(isolate_->object_function(), TENURED);
2732 111 : JSObject::AddProperty(isolate_, global, "Math", math, DONT_ENUM);
2733 111 : SimpleInstallFunction(isolate_, math, "abs", Builtins::kMathAbs, 1, true);
2734 111 : SimpleInstallFunction(isolate_, math, "acos", Builtins::kMathAcos, 1, true);
2735 : SimpleInstallFunction(isolate_, math, "acosh", Builtins::kMathAcosh, 1,
2736 111 : true);
2737 111 : SimpleInstallFunction(isolate_, math, "asin", Builtins::kMathAsin, 1, true);
2738 : SimpleInstallFunction(isolate_, math, "asinh", Builtins::kMathAsinh, 1,
2739 111 : true);
2740 111 : SimpleInstallFunction(isolate_, math, "atan", Builtins::kMathAtan, 1, true);
2741 : SimpleInstallFunction(isolate_, math, "atanh", Builtins::kMathAtanh, 1,
2742 111 : true);
2743 : SimpleInstallFunction(isolate_, math, "atan2", Builtins::kMathAtan2, 2,
2744 111 : true);
2745 111 : SimpleInstallFunction(isolate_, math, "ceil", Builtins::kMathCeil, 1, true);
2746 111 : SimpleInstallFunction(isolate_, math, "cbrt", Builtins::kMathCbrt, 1, true);
2747 : SimpleInstallFunction(isolate_, math, "expm1", Builtins::kMathExpm1, 1,
2748 111 : true);
2749 : SimpleInstallFunction(isolate_, math, "clz32", Builtins::kMathClz32, 1,
2750 111 : true);
2751 111 : SimpleInstallFunction(isolate_, math, "cos", Builtins::kMathCos, 1, true);
2752 111 : SimpleInstallFunction(isolate_, math, "cosh", Builtins::kMathCosh, 1, true);
2753 111 : SimpleInstallFunction(isolate_, math, "exp", Builtins::kMathExp, 1, true);
2754 : Handle<JSFunction> math_floor = SimpleInstallFunction(
2755 111 : isolate_, math, "floor", Builtins::kMathFloor, 1, true);
2756 111 : native_context()->set_math_floor(*math_floor);
2757 : SimpleInstallFunction(isolate_, math, "fround", Builtins::kMathFround, 1,
2758 111 : true);
2759 : SimpleInstallFunction(isolate_, math, "hypot", Builtins::kMathHypot, 2,
2760 111 : false);
2761 111 : SimpleInstallFunction(isolate_, math, "imul", Builtins::kMathImul, 2, true);
2762 111 : SimpleInstallFunction(isolate_, math, "log", Builtins::kMathLog, 1, true);
2763 : SimpleInstallFunction(isolate_, math, "log1p", Builtins::kMathLog1p, 1,
2764 111 : true);
2765 111 : SimpleInstallFunction(isolate_, math, "log2", Builtins::kMathLog2, 1, true);
2766 : SimpleInstallFunction(isolate_, math, "log10", Builtins::kMathLog10, 1,
2767 111 : true);
2768 111 : SimpleInstallFunction(isolate_, math, "max", Builtins::kMathMax, 2, false);
2769 111 : SimpleInstallFunction(isolate_, math, "min", Builtins::kMathMin, 2, false);
2770 : Handle<JSFunction> math_pow = SimpleInstallFunction(
2771 111 : isolate_, math, "pow", Builtins::kMathPow, 2, true);
2772 111 : native_context()->set_math_pow(*math_pow);
2773 : SimpleInstallFunction(isolate_, math, "random", Builtins::kMathRandom, 0,
2774 111 : true);
2775 : SimpleInstallFunction(isolate_, math, "round", Builtins::kMathRound, 1,
2776 111 : true);
2777 111 : SimpleInstallFunction(isolate_, math, "sign", Builtins::kMathSign, 1, true);
2778 111 : SimpleInstallFunction(isolate_, math, "sin", Builtins::kMathSin, 1, true);
2779 111 : SimpleInstallFunction(isolate_, math, "sinh", Builtins::kMathSinh, 1, true);
2780 111 : SimpleInstallFunction(isolate_, math, "sqrt", Builtins::kMathSqrt, 1, true);
2781 111 : SimpleInstallFunction(isolate_, math, "tan", Builtins::kMathTan, 1, true);
2782 111 : SimpleInstallFunction(isolate_, math, "tanh", Builtins::kMathTanh, 1, true);
2783 : SimpleInstallFunction(isolate_, math, "trunc", Builtins::kMathTrunc, 1,
2784 111 : true);
2785 :
2786 : // Install math constants.
2787 111 : double const kE = base::ieee754::exp(1.0);
2788 : double const kPI = 3.1415926535897932;
2789 111 : InstallConstant(isolate_, math, "E", factory->NewNumber(kE));
2790 : InstallConstant(isolate_, math, "LN10",
2791 111 : factory->NewNumber(base::ieee754::log(10.0)));
2792 : InstallConstant(isolate_, math, "LN2",
2793 111 : factory->NewNumber(base::ieee754::log(2.0)));
2794 : InstallConstant(isolate_, math, "LOG10E",
2795 111 : factory->NewNumber(base::ieee754::log10(kE)));
2796 : InstallConstant(isolate_, math, "LOG2E",
2797 111 : factory->NewNumber(base::ieee754::log2(kE)));
2798 111 : InstallConstant(isolate_, math, "PI", factory->NewNumber(kPI));
2799 : InstallConstant(isolate_, math, "SQRT1_2",
2800 111 : factory->NewNumber(std::sqrt(0.5)));
2801 : InstallConstant(isolate_, math, "SQRT2",
2802 111 : factory->NewNumber(std::sqrt(2.0)));
2803 111 : InstallToStringTag(isolate_, math, "Math");
2804 : }
2805 :
2806 : { // -- C o n s o l e
2807 111 : Handle<String> name = factory->InternalizeUtf8String("console");
2808 : NewFunctionArgs args = NewFunctionArgs::ForFunctionWithoutCode(
2809 111 : name, isolate_->strict_function_map(), LanguageMode::kStrict);
2810 111 : Handle<JSFunction> cons = factory->NewFunction(args);
2811 :
2812 111 : Handle<JSObject> empty = factory->NewJSObject(isolate_->object_function());
2813 111 : JSFunction::SetPrototype(cons, empty);
2814 :
2815 111 : Handle<JSObject> console = factory->NewJSObject(cons, TENURED);
2816 : DCHECK(console->IsJSObject());
2817 111 : JSObject::AddProperty(isolate_, global, name, console, DONT_ENUM);
2818 : SimpleInstallFunction(isolate_, console, "debug", Builtins::kConsoleDebug,
2819 111 : 1, false, NONE);
2820 : SimpleInstallFunction(isolate_, console, "error", Builtins::kConsoleError,
2821 111 : 1, false, NONE);
2822 : SimpleInstallFunction(isolate_, console, "info", Builtins::kConsoleInfo, 1,
2823 111 : false, NONE);
2824 : SimpleInstallFunction(isolate_, console, "log", Builtins::kConsoleLog, 1,
2825 111 : false, NONE);
2826 : SimpleInstallFunction(isolate_, console, "warn", Builtins::kConsoleWarn, 1,
2827 111 : false, NONE);
2828 : SimpleInstallFunction(isolate_, console, "dir", Builtins::kConsoleDir, 1,
2829 111 : false, NONE);
2830 : SimpleInstallFunction(isolate_, console, "dirxml", Builtins::kConsoleDirXml,
2831 111 : 1, false, NONE);
2832 : SimpleInstallFunction(isolate_, console, "table", Builtins::kConsoleTable,
2833 111 : 1, false, NONE);
2834 : SimpleInstallFunction(isolate_, console, "trace", Builtins::kConsoleTrace,
2835 111 : 1, false, NONE);
2836 : SimpleInstallFunction(isolate_, console, "group", Builtins::kConsoleGroup,
2837 111 : 1, false, NONE);
2838 : SimpleInstallFunction(isolate_, console, "groupCollapsed",
2839 111 : Builtins::kConsoleGroupCollapsed, 1, false, NONE);
2840 : SimpleInstallFunction(isolate_, console, "groupEnd",
2841 111 : Builtins::kConsoleGroupEnd, 1, false, NONE);
2842 : SimpleInstallFunction(isolate_, console, "clear", Builtins::kConsoleClear,
2843 111 : 1, false, NONE);
2844 : SimpleInstallFunction(isolate_, console, "count", Builtins::kConsoleCount,
2845 111 : 1, false, NONE);
2846 : SimpleInstallFunction(isolate_, console, "countReset",
2847 111 : Builtins::kConsoleCountReset, 1, false, NONE);
2848 : SimpleInstallFunction(isolate_, console, "assert",
2849 111 : Builtins::kFastConsoleAssert, 1, false, NONE);
2850 : SimpleInstallFunction(isolate_, console, "profile",
2851 111 : Builtins::kConsoleProfile, 1, false, NONE);
2852 : SimpleInstallFunction(isolate_, console, "profileEnd",
2853 111 : Builtins::kConsoleProfileEnd, 1, false, NONE);
2854 : SimpleInstallFunction(isolate_, console, "time", Builtins::kConsoleTime, 1,
2855 111 : false, NONE);
2856 : SimpleInstallFunction(isolate_, console, "timeLog",
2857 111 : Builtins::kConsoleTimeLog, 1, false, NONE);
2858 : SimpleInstallFunction(isolate_, console, "timeEnd",
2859 111 : Builtins::kConsoleTimeEnd, 1, false, NONE);
2860 : SimpleInstallFunction(isolate_, console, "timeStamp",
2861 111 : Builtins::kConsoleTimeStamp, 1, false, NONE);
2862 : SimpleInstallFunction(isolate_, console, "context",
2863 111 : Builtins::kConsoleContext, 1, true, NONE);
2864 111 : InstallToStringTag(isolate_, console, "Object");
2865 : }
2866 :
2867 : #ifdef V8_INTL_SUPPORT
2868 : { // -- I n t l
2869 : Handle<JSObject> intl =
2870 111 : factory->NewJSObject(isolate_->object_function(), TENURED);
2871 111 : JSObject::AddProperty(isolate_, global, "Intl", intl, DONT_ENUM);
2872 :
2873 : SimpleInstallFunction(isolate(), intl, "getCanonicalLocales",
2874 111 : Builtins::kIntlGetCanonicalLocales, 1, false);
2875 :
2876 : {
2877 : Handle<JSFunction> date_time_format_constructor = InstallFunction(
2878 : isolate_, intl, "DateTimeFormat", JS_INTL_DATE_TIME_FORMAT_TYPE,
2879 : JSDateTimeFormat::kSize, 0, factory->the_hole_value(),
2880 111 : Builtins::kDateTimeFormatConstructor);
2881 222 : date_time_format_constructor->shared()->set_length(0);
2882 222 : date_time_format_constructor->shared()->DontAdaptArguments();
2883 : InstallWithIntrinsicDefaultProto(
2884 : isolate_, date_time_format_constructor,
2885 111 : Context::INTL_DATE_TIME_FORMAT_FUNCTION_INDEX);
2886 :
2887 : SimpleInstallFunction(
2888 : isolate(), date_time_format_constructor, "supportedLocalesOf",
2889 111 : Builtins::kDateTimeFormatSupportedLocalesOf, 1, false);
2890 :
2891 : Handle<JSObject> prototype(
2892 333 : JSObject::cast(date_time_format_constructor->prototype()), isolate_);
2893 :
2894 111 : InstallToStringTag(isolate_, prototype, factory->Object_string());
2895 :
2896 : SimpleInstallFunction(isolate_, prototype, "resolvedOptions",
2897 : Builtins::kDateTimeFormatPrototypeResolvedOptions,
2898 111 : 0, false);
2899 :
2900 : SimpleInstallFunction(isolate_, prototype, "formatToParts",
2901 : Builtins::kDateTimeFormatPrototypeFormatToParts, 1,
2902 111 : false);
2903 :
2904 : SimpleInstallGetter(isolate_, prototype,
2905 : factory->InternalizeUtf8String("format"),
2906 222 : Builtins::kDateTimeFormatPrototypeFormat, false);
2907 : }
2908 :
2909 : {
2910 : Handle<JSFunction> number_format_constructor = InstallFunction(
2911 : isolate_, intl, "NumberFormat", JS_INTL_NUMBER_FORMAT_TYPE,
2912 : JSNumberFormat::kSize, 0, factory->the_hole_value(),
2913 111 : Builtins::kNumberFormatConstructor);
2914 222 : number_format_constructor->shared()->set_length(0);
2915 222 : number_format_constructor->shared()->DontAdaptArguments();
2916 : InstallWithIntrinsicDefaultProto(
2917 : isolate_, number_format_constructor,
2918 111 : Context::INTL_NUMBER_FORMAT_FUNCTION_INDEX);
2919 :
2920 : SimpleInstallFunction(
2921 : isolate(), number_format_constructor, "supportedLocalesOf",
2922 111 : Builtins::kNumberFormatSupportedLocalesOf, 1, false);
2923 :
2924 : Handle<JSObject> prototype(
2925 333 : JSObject::cast(number_format_constructor->prototype()), isolate_);
2926 :
2927 111 : InstallToStringTag(isolate_, prototype, factory->Object_string());
2928 :
2929 : SimpleInstallFunction(isolate_, prototype, "resolvedOptions",
2930 : Builtins::kNumberFormatPrototypeResolvedOptions, 0,
2931 111 : false);
2932 :
2933 : SimpleInstallFunction(isolate_, prototype, "formatToParts",
2934 : Builtins::kNumberFormatPrototypeFormatToParts, 1,
2935 111 : false);
2936 : SimpleInstallGetter(isolate_, prototype,
2937 : factory->InternalizeUtf8String("format"),
2938 222 : Builtins::kNumberFormatPrototypeFormatNumber, false);
2939 : }
2940 :
2941 : {
2942 : Handle<JSFunction> collator_constructor = InstallFunction(
2943 : isolate_, intl, "Collator", JS_INTL_COLLATOR_TYPE, JSCollator::kSize,
2944 111 : 0, factory->the_hole_value(), Builtins::kCollatorConstructor);
2945 222 : collator_constructor->shared()->DontAdaptArguments();
2946 : InstallWithIntrinsicDefaultProto(isolate_, collator_constructor,
2947 111 : Context::INTL_COLLATOR_FUNCTION_INDEX);
2948 :
2949 : SimpleInstallFunction(isolate(), collator_constructor,
2950 : "supportedLocalesOf",
2951 111 : Builtins::kCollatorSupportedLocalesOf, 1, false);
2952 :
2953 : Handle<JSObject> prototype(
2954 333 : JSObject::cast(collator_constructor->prototype()), isolate_);
2955 :
2956 111 : InstallToStringTag(isolate_, prototype, factory->Object_string());
2957 :
2958 : SimpleInstallFunction(isolate_, prototype, "resolvedOptions",
2959 : Builtins::kCollatorPrototypeResolvedOptions, 0,
2960 111 : false);
2961 :
2962 : SimpleInstallGetter(isolate_, prototype,
2963 : factory->InternalizeUtf8String("compare"),
2964 222 : Builtins::kCollatorPrototypeCompare, false);
2965 : }
2966 :
2967 : {
2968 : Handle<JSFunction> v8_break_iterator_constructor = InstallFunction(
2969 : isolate_, intl, "v8BreakIterator", JS_INTL_V8_BREAK_ITERATOR_TYPE,
2970 : JSV8BreakIterator::kSize, 0, factory->the_hole_value(),
2971 111 : Builtins::kV8BreakIteratorConstructor);
2972 222 : v8_break_iterator_constructor->shared()->DontAdaptArguments();
2973 :
2974 : SimpleInstallFunction(
2975 : isolate_, v8_break_iterator_constructor, "supportedLocalesOf",
2976 111 : Builtins::kV8BreakIteratorSupportedLocalesOf, 1, false);
2977 :
2978 : Handle<JSObject> prototype(
2979 333 : JSObject::cast(v8_break_iterator_constructor->prototype()), isolate_);
2980 :
2981 111 : InstallToStringTag(isolate_, prototype, factory->Object_string());
2982 :
2983 : SimpleInstallFunction(isolate_, prototype, "resolvedOptions",
2984 : Builtins::kV8BreakIteratorPrototypeResolvedOptions,
2985 111 : 0, false);
2986 :
2987 : SimpleInstallGetter(isolate_, prototype,
2988 : factory->InternalizeUtf8String("adoptText"),
2989 222 : Builtins::kV8BreakIteratorPrototypeAdoptText, false);
2990 :
2991 : SimpleInstallGetter(isolate_, prototype,
2992 : factory->InternalizeUtf8String("first"),
2993 222 : Builtins::kV8BreakIteratorPrototypeFirst, false);
2994 :
2995 : SimpleInstallGetter(isolate_, prototype,
2996 : factory->InternalizeUtf8String("next"),
2997 222 : Builtins::kV8BreakIteratorPrototypeNext, false);
2998 :
2999 : SimpleInstallGetter(isolate_, prototype,
3000 : factory->InternalizeUtf8String("current"),
3001 222 : Builtins::kV8BreakIteratorPrototypeCurrent, false);
3002 :
3003 : SimpleInstallGetter(isolate_, prototype,
3004 : factory->InternalizeUtf8String("breakType"),
3005 222 : Builtins::kV8BreakIteratorPrototypeBreakType, false);
3006 : }
3007 :
3008 : {
3009 : Handle<JSFunction> plural_rules_constructor = InstallFunction(
3010 : isolate_, intl, "PluralRules", JS_INTL_PLURAL_RULES_TYPE,
3011 : JSPluralRules::kSize, 0, factory->the_hole_value(),
3012 111 : Builtins::kPluralRulesConstructor);
3013 222 : plural_rules_constructor->shared()->DontAdaptArguments();
3014 :
3015 : SimpleInstallFunction(isolate(), plural_rules_constructor,
3016 : "supportedLocalesOf",
3017 111 : Builtins::kPluralRulesSupportedLocalesOf, 1, false);
3018 :
3019 : Handle<JSObject> prototype(
3020 333 : JSObject::cast(plural_rules_constructor->prototype()), isolate_);
3021 :
3022 111 : InstallToStringTag(isolate_, prototype, factory->Object_string());
3023 :
3024 : SimpleInstallFunction(isolate_, prototype, "resolvedOptions",
3025 : Builtins::kPluralRulesPrototypeResolvedOptions, 0,
3026 111 : false);
3027 :
3028 : SimpleInstallFunction(isolate_, prototype, "select",
3029 111 : Builtins::kPluralRulesPrototypeSelect, 1, false);
3030 : }
3031 : }
3032 : #endif // V8_INTL_SUPPORT
3033 :
3034 : { // -- A r r a y B u f f e r
3035 : Handle<String> name = factory->ArrayBuffer_string();
3036 111 : Handle<JSFunction> array_buffer_fun = CreateArrayBuffer(name, ARRAY_BUFFER);
3037 111 : JSObject::AddProperty(isolate_, global, name, array_buffer_fun, DONT_ENUM);
3038 : InstallWithIntrinsicDefaultProto(isolate_, array_buffer_fun,
3039 111 : Context::ARRAY_BUFFER_FUN_INDEX);
3040 111 : InstallSpeciesGetter(isolate_, array_buffer_fun);
3041 :
3042 : Handle<JSFunction> array_buffer_noinit_fun = SimpleCreateFunction(
3043 : isolate_,
3044 : factory->InternalizeUtf8String(
3045 : "arrayBufferConstructor_DoNotInitialize"),
3046 111 : Builtins::kArrayBufferConstructor_DoNotInitialize, 1, false);
3047 111 : native_context()->set_array_buffer_noinit_fun(*array_buffer_noinit_fun);
3048 : }
3049 :
3050 : { // -- S h a r e d A r r a y B u f f e r
3051 111 : Handle<String> name = factory->SharedArrayBuffer_string();
3052 : Handle<JSFunction> shared_array_buffer_fun =
3053 111 : CreateArrayBuffer(name, SHARED_ARRAY_BUFFER);
3054 : InstallWithIntrinsicDefaultProto(isolate_, shared_array_buffer_fun,
3055 111 : Context::SHARED_ARRAY_BUFFER_FUN_INDEX);
3056 111 : InstallSpeciesGetter(isolate_, shared_array_buffer_fun);
3057 : }
3058 :
3059 : { // -- A t o m i c s
3060 : Handle<JSObject> atomics_object =
3061 111 : factory->NewJSObject(isolate_->object_function(), TENURED);
3062 111 : native_context()->set_atomics_object(*atomics_object);
3063 :
3064 : SimpleInstallFunction(isolate_, atomics_object, "load",
3065 111 : Builtins::kAtomicsLoad, 2, true);
3066 : SimpleInstallFunction(isolate_, atomics_object, "store",
3067 111 : Builtins::kAtomicsStore, 3, true);
3068 : SimpleInstallFunction(isolate_, atomics_object, "add",
3069 111 : Builtins::kAtomicsAdd, 3, true);
3070 : SimpleInstallFunction(isolate_, atomics_object, "sub",
3071 111 : Builtins::kAtomicsSub, 3, true);
3072 : SimpleInstallFunction(isolate_, atomics_object, "and",
3073 111 : Builtins::kAtomicsAnd, 3, true);
3074 : SimpleInstallFunction(isolate_, atomics_object, "or", Builtins::kAtomicsOr,
3075 111 : 3, true);
3076 : SimpleInstallFunction(isolate_, atomics_object, "xor",
3077 111 : Builtins::kAtomicsXor, 3, true);
3078 : SimpleInstallFunction(isolate_, atomics_object, "exchange",
3079 111 : Builtins::kAtomicsExchange, 3, true);
3080 : SimpleInstallFunction(isolate_, atomics_object, "compareExchange",
3081 111 : Builtins::kAtomicsCompareExchange, 4, true);
3082 : SimpleInstallFunction(isolate_, atomics_object, "isLockFree",
3083 111 : Builtins::kAtomicsIsLockFree, 1, true);
3084 : SimpleInstallFunction(isolate_, atomics_object, "wait",
3085 111 : Builtins::kAtomicsWait, 4, true);
3086 : SimpleInstallFunction(isolate_, atomics_object, "wake",
3087 111 : Builtins::kAtomicsWake, 3, true);
3088 : SimpleInstallFunction(isolate_, atomics_object, "notify",
3089 111 : Builtins::kAtomicsNotify, 3, true);
3090 : }
3091 :
3092 : { // -- T y p e d A r r a y
3093 : Handle<JSFunction> typed_array_fun = CreateFunction(
3094 : isolate_, factory->InternalizeUtf8String("TypedArray"),
3095 : JS_TYPED_ARRAY_TYPE, JSTypedArray::kHeaderSize, 0,
3096 111 : factory->the_hole_value(), Builtins::kTypedArrayBaseConstructor);
3097 111 : typed_array_fun->shared()->set_native(false);
3098 222 : typed_array_fun->shared()->set_length(0);
3099 111 : InstallSpeciesGetter(isolate_, typed_array_fun);
3100 111 : native_context()->set_typed_array_function(*typed_array_fun);
3101 :
3102 : SimpleInstallFunction(isolate_, typed_array_fun, "of",
3103 111 : Builtins::kTypedArrayOf, 0, false);
3104 : SimpleInstallFunction(isolate_, typed_array_fun, "from",
3105 111 : Builtins::kTypedArrayFrom, 1, false);
3106 :
3107 : // Setup %TypedArrayPrototype%.
3108 : Handle<JSObject> prototype(
3109 222 : JSObject::cast(typed_array_fun->instance_prototype()), isolate());
3110 111 : native_context()->set_typed_array_prototype(*prototype);
3111 :
3112 : // Install the "buffer", "byteOffset", "byteLength", "length"
3113 : // and @@toStringTag getters on the {prototype}.
3114 : SimpleInstallGetter(isolate_, prototype, factory->buffer_string(),
3115 111 : Builtins::kTypedArrayPrototypeBuffer, false);
3116 : SimpleInstallGetter(isolate_, prototype, factory->byte_length_string(),
3117 : Builtins::kTypedArrayPrototypeByteLength, true,
3118 111 : BuiltinFunctionId::kTypedArrayByteLength);
3119 : SimpleInstallGetter(isolate_, prototype, factory->byte_offset_string(),
3120 : Builtins::kTypedArrayPrototypeByteOffset, true,
3121 111 : BuiltinFunctionId::kTypedArrayByteOffset);
3122 : SimpleInstallGetter(isolate_, prototype, factory->length_string(),
3123 : Builtins::kTypedArrayPrototypeLength, true,
3124 111 : BuiltinFunctionId::kTypedArrayLength);
3125 : SimpleInstallGetter(isolate_, prototype, factory->to_string_tag_symbol(),
3126 : Builtins::kTypedArrayPrototypeToStringTag, true,
3127 111 : BuiltinFunctionId::kTypedArrayToStringTag);
3128 :
3129 : // Install "keys", "values" and "entries" methods on the {prototype}.
3130 : InstallFunctionWithBuiltinId(isolate_, prototype, "entries",
3131 : Builtins::kTypedArrayPrototypeEntries, 0, true,
3132 111 : BuiltinFunctionId::kTypedArrayEntries);
3133 :
3134 : InstallFunctionWithBuiltinId(isolate_, prototype, "keys",
3135 : Builtins::kTypedArrayPrototypeKeys, 0, true,
3136 111 : BuiltinFunctionId::kTypedArrayKeys);
3137 :
3138 : Handle<JSFunction> values = InstallFunctionWithBuiltinId(
3139 : isolate_, prototype, "values", Builtins::kTypedArrayPrototypeValues, 0,
3140 111 : true, BuiltinFunctionId::kTypedArrayValues);
3141 : JSObject::AddProperty(isolate_, prototype, factory->iterator_symbol(),
3142 111 : values, DONT_ENUM);
3143 :
3144 : // TODO(caitp): alphasort accessors/methods
3145 : SimpleInstallFunction(isolate_, prototype, "copyWithin",
3146 111 : Builtins::kTypedArrayPrototypeCopyWithin, 2, false);
3147 : SimpleInstallFunction(isolate_, prototype, "every",
3148 111 : Builtins::kTypedArrayPrototypeEvery, 1, false);
3149 : SimpleInstallFunction(isolate_, prototype, "fill",
3150 111 : Builtins::kTypedArrayPrototypeFill, 1, false);
3151 : SimpleInstallFunction(isolate_, prototype, "filter",
3152 111 : Builtins::kTypedArrayPrototypeFilter, 1, false);
3153 : SimpleInstallFunction(isolate_, prototype, "find",
3154 111 : Builtins::kTypedArrayPrototypeFind, 1, false);
3155 : SimpleInstallFunction(isolate_, prototype, "findIndex",
3156 111 : Builtins::kTypedArrayPrototypeFindIndex, 1, false);
3157 : SimpleInstallFunction(isolate_, prototype, "forEach",
3158 111 : Builtins::kTypedArrayPrototypeForEach, 1, false);
3159 : SimpleInstallFunction(isolate_, prototype, "includes",
3160 111 : Builtins::kTypedArrayPrototypeIncludes, 1, false);
3161 : SimpleInstallFunction(isolate_, prototype, "indexOf",
3162 111 : Builtins::kTypedArrayPrototypeIndexOf, 1, false);
3163 : SimpleInstallFunction(isolate_, prototype, "join",
3164 111 : Builtins::kTypedArrayPrototypeJoin, 1, false);
3165 : SimpleInstallFunction(isolate_, prototype, "lastIndexOf",
3166 111 : Builtins::kTypedArrayPrototypeLastIndexOf, 1, false);
3167 : SimpleInstallFunction(isolate_, prototype, "map",
3168 111 : Builtins::kTypedArrayPrototypeMap, 1, false);
3169 : SimpleInstallFunction(isolate_, prototype, "reverse",
3170 111 : Builtins::kTypedArrayPrototypeReverse, 0, false);
3171 : SimpleInstallFunction(isolate_, prototype, "reduce",
3172 111 : Builtins::kTypedArrayPrototypeReduce, 1, false);
3173 : SimpleInstallFunction(isolate_, prototype, "reduceRight",
3174 111 : Builtins::kTypedArrayPrototypeReduceRight, 1, false);
3175 : SimpleInstallFunction(isolate_, prototype, "set",
3176 111 : Builtins::kTypedArrayPrototypeSet, 1, false);
3177 : SimpleInstallFunction(isolate_, prototype, "slice",
3178 111 : Builtins::kTypedArrayPrototypeSlice, 2, false);
3179 : SimpleInstallFunction(isolate_, prototype, "some",
3180 111 : Builtins::kTypedArrayPrototypeSome, 1, false);
3181 : SimpleInstallFunction(isolate_, prototype, "sort",
3182 111 : Builtins::kTypedArrayPrototypeSort, 1, false);
3183 : SimpleInstallFunction(isolate_, prototype, "subarray",
3184 111 : Builtins::kTypedArrayPrototypeSubArray, 2, false);
3185 : SimpleInstallFunction(isolate_, prototype, "toLocaleString",
3186 : Builtins::kTypedArrayPrototypeToLocaleString, 0,
3187 111 : false);
3188 : JSObject::AddProperty(isolate_, prototype, factory->toString_string(),
3189 111 : array_prototype_to_string_fun, DONT_ENUM);
3190 : }
3191 :
3192 : { // -- T y p e d A r r a y s
3193 : #define INSTALL_TYPED_ARRAY(Type, type, TYPE, ctype) \
3194 : { \
3195 : Handle<JSFunction> fun = \
3196 : InstallTypedArray(#Type "Array", TYPE##_ELEMENTS); \
3197 : InstallWithIntrinsicDefaultProto(isolate_, fun, \
3198 : Context::TYPE##_ARRAY_FUN_INDEX); \
3199 : }
3200 111 : TYPED_ARRAYS(INSTALL_TYPED_ARRAY)
3201 : #undef INSTALL_TYPED_ARRAY
3202 : }
3203 :
3204 : { // -- D a t a V i e w
3205 : Handle<JSFunction> data_view_fun = InstallFunction(
3206 : isolate_, global, "DataView", JS_DATA_VIEW_TYPE,
3207 : JSDataView::kSizeWithEmbedderFields, 0, factory->the_hole_value(),
3208 111 : Builtins::kDataViewConstructor);
3209 : InstallWithIntrinsicDefaultProto(isolate_, data_view_fun,
3210 111 : Context::DATA_VIEW_FUN_INDEX);
3211 222 : data_view_fun->shared()->set_length(1);
3212 222 : data_view_fun->shared()->DontAdaptArguments();
3213 :
3214 : // Setup %DataViewPrototype%.
3215 : Handle<JSObject> prototype(
3216 222 : JSObject::cast(data_view_fun->instance_prototype()), isolate());
3217 :
3218 111 : InstallToStringTag(isolate_, prototype, "DataView");
3219 :
3220 : // Install the "buffer", "byteOffset" and "byteLength" getters
3221 : // on the {prototype}.
3222 : SimpleInstallGetter(isolate_, prototype, factory->buffer_string(),
3223 : Builtins::kDataViewPrototypeGetBuffer, false,
3224 111 : BuiltinFunctionId::kDataViewBuffer);
3225 : SimpleInstallGetter(isolate_, prototype, factory->byte_length_string(),
3226 : Builtins::kDataViewPrototypeGetByteLength, false,
3227 111 : BuiltinFunctionId::kDataViewByteLength);
3228 : SimpleInstallGetter(isolate_, prototype, factory->byte_offset_string(),
3229 : Builtins::kDataViewPrototypeGetByteOffset, false,
3230 111 : BuiltinFunctionId::kDataViewByteOffset);
3231 :
3232 : SimpleInstallFunction(isolate_, prototype, "getInt8",
3233 111 : Builtins::kDataViewPrototypeGetInt8, 1, false);
3234 : SimpleInstallFunction(isolate_, prototype, "setInt8",
3235 111 : Builtins::kDataViewPrototypeSetInt8, 2, false);
3236 : SimpleInstallFunction(isolate_, prototype, "getUint8",
3237 111 : Builtins::kDataViewPrototypeGetUint8, 1, false);
3238 : SimpleInstallFunction(isolate_, prototype, "setUint8",
3239 111 : Builtins::kDataViewPrototypeSetUint8, 2, false);
3240 : SimpleInstallFunction(isolate_, prototype, "getInt16",
3241 111 : Builtins::kDataViewPrototypeGetInt16, 1, false);
3242 : SimpleInstallFunction(isolate_, prototype, "setInt16",
3243 111 : Builtins::kDataViewPrototypeSetInt16, 2, false);
3244 : SimpleInstallFunction(isolate_, prototype, "getUint16",
3245 111 : Builtins::kDataViewPrototypeGetUint16, 1, false);
3246 : SimpleInstallFunction(isolate_, prototype, "setUint16",
3247 111 : Builtins::kDataViewPrototypeSetUint16, 2, false);
3248 : SimpleInstallFunction(isolate_, prototype, "getInt32",
3249 111 : Builtins::kDataViewPrototypeGetInt32, 1, false);
3250 : SimpleInstallFunction(isolate_, prototype, "setInt32",
3251 111 : Builtins::kDataViewPrototypeSetInt32, 2, false);
3252 : SimpleInstallFunction(isolate_, prototype, "getUint32",
3253 111 : Builtins::kDataViewPrototypeGetUint32, 1, false);
3254 : SimpleInstallFunction(isolate_, prototype, "setUint32",
3255 111 : Builtins::kDataViewPrototypeSetUint32, 2, false);
3256 : SimpleInstallFunction(isolate_, prototype, "getFloat32",
3257 111 : Builtins::kDataViewPrototypeGetFloat32, 1, false);
3258 : SimpleInstallFunction(isolate_, prototype, "setFloat32",
3259 111 : Builtins::kDataViewPrototypeSetFloat32, 2, false);
3260 : SimpleInstallFunction(isolate_, prototype, "getFloat64",
3261 111 : Builtins::kDataViewPrototypeGetFloat64, 1, false);
3262 : SimpleInstallFunction(isolate_, prototype, "setFloat64",
3263 111 : Builtins::kDataViewPrototypeSetFloat64, 2, false);
3264 : SimpleInstallFunction(isolate_, prototype, "getBigInt64",
3265 111 : Builtins::kDataViewPrototypeGetBigInt64, 1, false);
3266 : SimpleInstallFunction(isolate_, prototype, "setBigInt64",
3267 111 : Builtins::kDataViewPrototypeSetBigInt64, 2, false);
3268 : SimpleInstallFunction(isolate_, prototype, "getBigUint64",
3269 111 : Builtins::kDataViewPrototypeGetBigUint64, 1, false);
3270 : SimpleInstallFunction(isolate_, prototype, "setBigUint64",
3271 111 : Builtins::kDataViewPrototypeSetBigUint64, 2, false);
3272 : }
3273 :
3274 : { // -- M a p
3275 : Handle<JSFunction> js_map_fun =
3276 : InstallFunction(isolate_, global, "Map", JS_MAP_TYPE, JSMap::kSize, 0,
3277 111 : factory->the_hole_value(), Builtins::kMapConstructor);
3278 : InstallWithIntrinsicDefaultProto(isolate_, js_map_fun,
3279 111 : Context::JS_MAP_FUN_INDEX);
3280 :
3281 333 : Handle<SharedFunctionInfo> shared(js_map_fun->shared(), isolate_);
3282 : shared->DontAdaptArguments();
3283 : shared->set_length(0);
3284 :
3285 : // Setup %MapPrototype%.
3286 : Handle<JSObject> prototype(JSObject::cast(js_map_fun->instance_prototype()),
3287 222 : isolate());
3288 :
3289 111 : InstallToStringTag(isolate_, prototype, factory->Map_string());
3290 :
3291 : Handle<JSFunction> map_get = SimpleInstallFunction(
3292 111 : isolate_, prototype, "get", Builtins::kMapPrototypeGet, 1, true);
3293 111 : native_context()->set_map_get(*map_get);
3294 :
3295 : Handle<JSFunction> map_set = SimpleInstallFunction(
3296 111 : isolate_, prototype, "set", Builtins::kMapPrototypeSet, 2, true);
3297 : // Check that index of "set" function in JSCollection is correct.
3298 : DCHECK_EQ(JSCollection::kAddFunctionDescriptorIndex,
3299 : prototype->map()->LastAdded());
3300 111 : native_context()->set_map_set(*map_set);
3301 :
3302 : Handle<JSFunction> map_has = SimpleInstallFunction(
3303 111 : isolate_, prototype, "has", Builtins::kMapPrototypeHas, 1, true);
3304 111 : native_context()->set_map_has(*map_has);
3305 :
3306 : Handle<JSFunction> map_delete = SimpleInstallFunction(
3307 111 : isolate_, prototype, "delete", Builtins::kMapPrototypeDelete, 1, true);
3308 111 : native_context()->set_map_delete(*map_delete);
3309 :
3310 : SimpleInstallFunction(isolate_, prototype, "clear",
3311 111 : Builtins::kMapPrototypeClear, 0, true);
3312 : Handle<JSFunction> entries =
3313 : SimpleInstallFunction(isolate_, prototype, "entries",
3314 111 : Builtins::kMapPrototypeEntries, 0, true);
3315 : JSObject::AddProperty(isolate_, prototype, factory->iterator_symbol(),
3316 111 : entries, DONT_ENUM);
3317 : SimpleInstallFunction(isolate_, prototype, "forEach",
3318 111 : Builtins::kMapPrototypeForEach, 1, false);
3319 : SimpleInstallFunction(isolate_, prototype, "keys",
3320 111 : Builtins::kMapPrototypeKeys, 0, true);
3321 : SimpleInstallGetter(
3322 : isolate_, prototype, factory->InternalizeUtf8String("size"),
3323 222 : Builtins::kMapPrototypeGetSize, true, BuiltinFunctionId::kMapSize);
3324 : SimpleInstallFunction(isolate_, prototype, "values",
3325 111 : Builtins::kMapPrototypeValues, 0, true);
3326 :
3327 111 : native_context()->set_initial_map_prototype_map(prototype->map());
3328 :
3329 111 : InstallSpeciesGetter(isolate_, js_map_fun);
3330 : }
3331 :
3332 : { // -- B i g I n t
3333 : Handle<JSFunction> bigint_fun = InstallFunction(
3334 : isolate_, global, "BigInt", JS_VALUE_TYPE, JSValue::kSize, 0,
3335 111 : factory->the_hole_value(), Builtins::kBigIntConstructor);
3336 222 : bigint_fun->shared()->set_builtin_function_id(
3337 222 : BuiltinFunctionId::kBigIntConstructor);
3338 222 : bigint_fun->shared()->DontAdaptArguments();
3339 222 : bigint_fun->shared()->set_length(1);
3340 : InstallWithIntrinsicDefaultProto(isolate_, bigint_fun,
3341 111 : Context::BIGINT_FUNCTION_INDEX);
3342 :
3343 : // Install the properties of the BigInt constructor.
3344 : // asUintN(bits, bigint)
3345 : SimpleInstallFunction(isolate_, bigint_fun, "asUintN",
3346 111 : Builtins::kBigIntAsUintN, 2, false);
3347 : // asIntN(bits, bigint)
3348 : SimpleInstallFunction(isolate_, bigint_fun, "asIntN",
3349 111 : Builtins::kBigIntAsIntN, 2, false);
3350 :
3351 : // Set up the %BigIntPrototype%.
3352 : Handle<JSObject> prototype(JSObject::cast(bigint_fun->instance_prototype()),
3353 333 : isolate_);
3354 111 : JSFunction::SetPrototype(bigint_fun, prototype);
3355 :
3356 : // Install the properties of the BigInt.prototype.
3357 : // "constructor" is created implicitly by InstallFunction() above.
3358 : // toLocaleString([reserved1 [, reserved2]])
3359 : SimpleInstallFunction(isolate_, prototype, "toLocaleString",
3360 111 : Builtins::kBigIntPrototypeToLocaleString, 0, false);
3361 : // toString([radix])
3362 : SimpleInstallFunction(isolate_, prototype, "toString",
3363 111 : Builtins::kBigIntPrototypeToString, 0, false);
3364 : // valueOf()
3365 : SimpleInstallFunction(isolate_, prototype, "valueOf",
3366 111 : Builtins::kBigIntPrototypeValueOf, 0, false);
3367 : // @@toStringTag
3368 111 : InstallToStringTag(isolate_, prototype, factory->BigInt_string());
3369 : }
3370 :
3371 : { // -- S e t
3372 : Handle<JSFunction> js_set_fun =
3373 : InstallFunction(isolate_, global, "Set", JS_SET_TYPE, JSSet::kSize, 0,
3374 111 : factory->the_hole_value(), Builtins::kSetConstructor);
3375 : InstallWithIntrinsicDefaultProto(isolate_, js_set_fun,
3376 111 : Context::JS_SET_FUN_INDEX);
3377 :
3378 333 : Handle<SharedFunctionInfo> shared(js_set_fun->shared(), isolate_);
3379 : shared->DontAdaptArguments();
3380 : shared->set_length(0);
3381 :
3382 : // Setup %SetPrototype%.
3383 : Handle<JSObject> prototype(JSObject::cast(js_set_fun->instance_prototype()),
3384 222 : isolate());
3385 :
3386 111 : InstallToStringTag(isolate_, prototype, factory->Set_string());
3387 :
3388 : Handle<JSFunction> set_has = SimpleInstallFunction(
3389 111 : isolate_, prototype, "has", Builtins::kSetPrototypeHas, 1, true);
3390 111 : native_context()->set_set_has(*set_has);
3391 :
3392 : Handle<JSFunction> set_add = SimpleInstallFunction(
3393 111 : isolate_, prototype, "add", Builtins::kSetPrototypeAdd, 1, true);
3394 : // Check that index of "add" function in JSCollection is correct.
3395 : DCHECK_EQ(JSCollection::kAddFunctionDescriptorIndex,
3396 : prototype->map()->LastAdded());
3397 111 : native_context()->set_set_add(*set_add);
3398 :
3399 : Handle<JSFunction> set_delete = SimpleInstallFunction(
3400 111 : isolate_, prototype, "delete", Builtins::kSetPrototypeDelete, 1, true);
3401 111 : native_context()->set_set_delete(*set_delete);
3402 :
3403 : SimpleInstallFunction(isolate_, prototype, "clear",
3404 111 : Builtins::kSetPrototypeClear, 0, true);
3405 : SimpleInstallFunction(isolate_, prototype, "entries",
3406 111 : Builtins::kSetPrototypeEntries, 0, true);
3407 : SimpleInstallFunction(isolate_, prototype, "forEach",
3408 111 : Builtins::kSetPrototypeForEach, 1, false);
3409 : SimpleInstallGetter(
3410 : isolate_, prototype, factory->InternalizeUtf8String("size"),
3411 222 : Builtins::kSetPrototypeGetSize, true, BuiltinFunctionId::kSetSize);
3412 : Handle<JSFunction> values = SimpleInstallFunction(
3413 111 : isolate_, prototype, "values", Builtins::kSetPrototypeValues, 0, true);
3414 : JSObject::AddProperty(isolate_, prototype, factory->keys_string(), values,
3415 111 : DONT_ENUM);
3416 : JSObject::AddProperty(isolate_, prototype, factory->iterator_symbol(),
3417 111 : values, DONT_ENUM);
3418 :
3419 111 : native_context()->set_initial_set_prototype_map(prototype->map());
3420 111 : native_context()->set_initial_set_prototype(*prototype);
3421 :
3422 111 : InstallSpeciesGetter(isolate_, js_set_fun);
3423 : }
3424 :
3425 : { // -- J S M o d u l e N a m e s p a c e
3426 : Handle<Map> map = factory->NewMap(
3427 : JS_MODULE_NAMESPACE_TYPE, JSModuleNamespace::kSize,
3428 111 : TERMINAL_FAST_ELEMENTS_KIND, JSModuleNamespace::kInObjectFieldCount);
3429 222 : Map::SetPrototype(isolate(), map, isolate_->factory()->null_value());
3430 111 : Map::EnsureDescriptorSlack(isolate_, map, 1);
3431 111 : native_context()->set_js_module_namespace_map(*map);
3432 :
3433 : { // Install @@toStringTag.
3434 : PropertyAttributes attribs =
3435 : static_cast<PropertyAttributes>(DONT_DELETE | DONT_ENUM | READ_ONLY);
3436 : Descriptor d =
3437 : Descriptor::DataField(isolate(), factory->to_string_tag_symbol(),
3438 : JSModuleNamespace::kToStringTagFieldIndex,
3439 111 : attribs, Representation::Tagged());
3440 111 : map->AppendDescriptor(isolate(), &d);
3441 : }
3442 : }
3443 :
3444 : { // -- I t e r a t o r R e s u l t
3445 : Handle<Map> map = factory->NewMap(JS_OBJECT_TYPE, JSIteratorResult::kSize,
3446 111 : TERMINAL_FAST_ELEMENTS_KIND, 2);
3447 222 : Map::SetPrototype(isolate(), map, isolate_->initial_object_prototype());
3448 111 : Map::EnsureDescriptorSlack(isolate_, map, 2);
3449 :
3450 : { // value
3451 : Descriptor d = Descriptor::DataField(isolate(), factory->value_string(),
3452 : JSIteratorResult::kValueIndex, NONE,
3453 111 : Representation::Tagged());
3454 111 : map->AppendDescriptor(isolate(), &d);
3455 : }
3456 :
3457 : { // done
3458 : Descriptor d = Descriptor::DataField(isolate(), factory->done_string(),
3459 : JSIteratorResult::kDoneIndex, NONE,
3460 111 : Representation::Tagged());
3461 111 : map->AppendDescriptor(isolate(), &d);
3462 : }
3463 :
3464 222 : map->SetConstructor(native_context()->object_function());
3465 111 : native_context()->set_iterator_result_map(*map);
3466 : }
3467 :
3468 : { // -- W e a k M a p
3469 : Handle<JSFunction> cons = InstallFunction(
3470 : isolate_, global, "WeakMap", JS_WEAK_MAP_TYPE, JSWeakMap::kSize, 0,
3471 111 : factory->the_hole_value(), Builtins::kWeakMapConstructor);
3472 : InstallWithIntrinsicDefaultProto(isolate_, cons,
3473 111 : Context::JS_WEAK_MAP_FUN_INDEX);
3474 :
3475 333 : Handle<SharedFunctionInfo> shared(cons->shared(), isolate_);
3476 : shared->DontAdaptArguments();
3477 : shared->set_length(0);
3478 :
3479 : // Setup %WeakMapPrototype%.
3480 : Handle<JSObject> prototype(JSObject::cast(cons->instance_prototype()),
3481 222 : isolate());
3482 :
3483 : SimpleInstallFunction(isolate_, prototype, "delete",
3484 111 : Builtins::kWeakMapPrototypeDelete, 1, true);
3485 : Handle<JSFunction> weakmap_get = SimpleInstallFunction(
3486 111 : isolate_, prototype, "get", Builtins::kWeakMapGet, 1, true);
3487 111 : native_context()->set_weakmap_get(*weakmap_get);
3488 :
3489 : Handle<JSFunction> weakmap_set = SimpleInstallFunction(
3490 111 : isolate_, prototype, "set", Builtins::kWeakMapPrototypeSet, 2, true);
3491 : // Check that index of "set" function in JSWeakCollection is correct.
3492 : DCHECK_EQ(JSWeakCollection::kAddFunctionDescriptorIndex,
3493 : prototype->map()->LastAdded());
3494 :
3495 111 : native_context()->set_weakmap_set(*weakmap_set);
3496 : SimpleInstallFunction(isolate_, prototype, "has", Builtins::kWeakMapHas, 1,
3497 111 : true);
3498 :
3499 111 : InstallToStringTag(isolate_, prototype, "WeakMap");
3500 :
3501 111 : native_context()->set_initial_weakmap_prototype_map(prototype->map());
3502 : }
3503 :
3504 : { // -- W e a k S e t
3505 : Handle<JSFunction> cons = InstallFunction(
3506 : isolate_, global, "WeakSet", JS_WEAK_SET_TYPE, JSWeakSet::kSize, 0,
3507 111 : factory->the_hole_value(), Builtins::kWeakSetConstructor);
3508 : InstallWithIntrinsicDefaultProto(isolate_, cons,
3509 111 : Context::JS_WEAK_SET_FUN_INDEX);
3510 :
3511 333 : Handle<SharedFunctionInfo> shared(cons->shared(), isolate_);
3512 : shared->DontAdaptArguments();
3513 : shared->set_length(0);
3514 :
3515 : // Setup %WeakSetPrototype%.
3516 : Handle<JSObject> prototype(JSObject::cast(cons->instance_prototype()),
3517 222 : isolate());
3518 :
3519 : SimpleInstallFunction(isolate_, prototype, "delete",
3520 111 : Builtins::kWeakSetPrototypeDelete, 1, true);
3521 : SimpleInstallFunction(isolate_, prototype, "has", Builtins::kWeakSetHas, 1,
3522 111 : true);
3523 :
3524 : Handle<JSFunction> weakset_add = SimpleInstallFunction(
3525 111 : isolate_, prototype, "add", Builtins::kWeakSetPrototypeAdd, 1, true);
3526 : // Check that index of "add" function in JSWeakCollection is correct.
3527 : DCHECK_EQ(JSWeakCollection::kAddFunctionDescriptorIndex,
3528 : prototype->map()->LastAdded());
3529 :
3530 111 : native_context()->set_weakset_add(*weakset_add);
3531 :
3532 : InstallToStringTag(isolate_, prototype,
3533 111 : factory->InternalizeUtf8String("WeakSet"));
3534 :
3535 111 : native_context()->set_initial_weakset_prototype_map(prototype->map());
3536 : }
3537 :
3538 : { // -- P r o x y
3539 111 : CreateJSProxyMaps();
3540 : // Proxy function map has prototype slot for storing initial map but does
3541 : // not have a prototype property.
3542 : Handle<Map> proxy_function_map = Map::Copy(
3543 111 : isolate_, isolate_->strict_function_without_prototype_map(), "Proxy");
3544 : proxy_function_map->set_is_constructor(true);
3545 :
3546 : Handle<String> name = factory->Proxy_string();
3547 :
3548 : NewFunctionArgs args = NewFunctionArgs::ForBuiltin(
3549 111 : name, proxy_function_map, Builtins::kProxyConstructor);
3550 111 : Handle<JSFunction> proxy_function = factory->NewFunction(args);
3551 :
3552 222 : isolate_->proxy_map()->SetConstructor(*proxy_function);
3553 :
3554 222 : proxy_function->shared()->set_internal_formal_parameter_count(2);
3555 222 : proxy_function->shared()->set_length(2);
3556 :
3557 111 : native_context()->set_proxy_function(*proxy_function);
3558 111 : JSObject::AddProperty(isolate_, global, name, proxy_function, DONT_ENUM);
3559 :
3560 : DCHECK(!proxy_function->has_prototype_property());
3561 :
3562 : SimpleInstallFunction(isolate_, proxy_function, "revocable",
3563 111 : Builtins::kProxyRevocable, 2, true);
3564 :
3565 : { // Internal: ProxyRevoke
3566 : Handle<SharedFunctionInfo> info = SimpleCreateSharedFunctionInfo(
3567 111 : isolate_, Builtins::kProxyRevoke, factory->empty_string(), 0);
3568 111 : native_context()->set_proxy_revoke_shared_fun(*info);
3569 : }
3570 : }
3571 :
3572 : { // -- R e f l e c t
3573 111 : Handle<String> reflect_string = factory->InternalizeUtf8String("Reflect");
3574 : Handle<JSObject> reflect =
3575 111 : factory->NewJSObject(isolate_->object_function(), TENURED);
3576 111 : JSObject::AddProperty(isolate_, global, reflect_string, reflect, DONT_ENUM);
3577 :
3578 : Handle<JSFunction> define_property =
3579 : SimpleInstallFunction(isolate_, reflect, "defineProperty",
3580 111 : Builtins::kReflectDefineProperty, 3, true);
3581 111 : native_context()->set_reflect_define_property(*define_property);
3582 :
3583 : Handle<JSFunction> delete_property =
3584 : SimpleInstallFunction(isolate_, reflect, "deleteProperty",
3585 111 : Builtins::kReflectDeleteProperty, 2, true);
3586 111 : native_context()->set_reflect_delete_property(*delete_property);
3587 :
3588 : Handle<JSFunction> apply = SimpleInstallFunction(
3589 111 : isolate_, reflect, "apply", Builtins::kReflectApply, 3, false);
3590 111 : native_context()->set_reflect_apply(*apply);
3591 :
3592 : Handle<JSFunction> construct = SimpleInstallFunction(
3593 111 : isolate_, reflect, "construct", Builtins::kReflectConstruct, 2, false);
3594 111 : native_context()->set_reflect_construct(*construct);
3595 :
3596 : SimpleInstallFunction(isolate_, reflect, "get", Builtins::kReflectGet, 2,
3597 111 : false);
3598 : SimpleInstallFunction(isolate_, reflect, "getOwnPropertyDescriptor",
3599 111 : Builtins::kReflectGetOwnPropertyDescriptor, 2, true);
3600 : SimpleInstallFunction(isolate_, reflect, "getPrototypeOf",
3601 111 : Builtins::kReflectGetPrototypeOf, 1, true);
3602 : SimpleInstallFunction(isolate_, reflect, "has", Builtins::kReflectHas, 2,
3603 111 : true);
3604 : SimpleInstallFunction(isolate_, reflect, "isExtensible",
3605 111 : Builtins::kReflectIsExtensible, 1, true);
3606 : SimpleInstallFunction(isolate_, reflect, "ownKeys",
3607 111 : Builtins::kReflectOwnKeys, 1, true);
3608 : SimpleInstallFunction(isolate_, reflect, "preventExtensions",
3609 111 : Builtins::kReflectPreventExtensions, 1, true);
3610 : SimpleInstallFunction(isolate_, reflect, "set", Builtins::kReflectSet, 3,
3611 111 : false);
3612 : SimpleInstallFunction(isolate_, reflect, "setPrototypeOf",
3613 111 : Builtins::kReflectSetPrototypeOf, 2, true);
3614 : }
3615 :
3616 : { // --- B o u n d F u n c t i o n
3617 : Handle<Map> map =
3618 : factory->NewMap(JS_BOUND_FUNCTION_TYPE, JSBoundFunction::kSize,
3619 111 : TERMINAL_FAST_ELEMENTS_KIND, 0);
3620 222 : map->SetConstructor(native_context()->object_function());
3621 : map->set_is_callable(true);
3622 111 : Map::SetPrototype(isolate(), map, empty_function);
3623 :
3624 : PropertyAttributes roc_attribs =
3625 : static_cast<PropertyAttributes>(DONT_ENUM | READ_ONLY);
3626 111 : Map::EnsureDescriptorSlack(isolate_, map, 2);
3627 :
3628 : { // length
3629 : Descriptor d = Descriptor::AccessorConstant(
3630 : factory->length_string(), factory->bound_function_length_accessor(),
3631 111 : roc_attribs);
3632 111 : map->AppendDescriptor(isolate(), &d);
3633 : }
3634 :
3635 : { // name
3636 : Descriptor d = Descriptor::AccessorConstant(
3637 : factory->name_string(), factory->bound_function_name_accessor(),
3638 111 : roc_attribs);
3639 111 : map->AppendDescriptor(isolate(), &d);
3640 : }
3641 111 : native_context()->set_bound_function_without_constructor_map(*map);
3642 :
3643 111 : map = Map::Copy(isolate_, map, "IsConstructor");
3644 : map->set_is_constructor(true);
3645 111 : native_context()->set_bound_function_with_constructor_map(*map);
3646 : }
3647 :
3648 : { // --- sloppy arguments map
3649 111 : Handle<String> arguments_string = factory->Arguments_string();
3650 : NewFunctionArgs args = NewFunctionArgs::ForBuiltinWithPrototype(
3651 : arguments_string, isolate_->initial_object_prototype(),
3652 : JS_ARGUMENTS_TYPE, JSSloppyArgumentsObject::kSize, 2,
3653 222 : Builtins::kIllegal, MUTABLE);
3654 111 : Handle<JSFunction> function = factory->NewFunction(args);
3655 222 : Handle<Map> map(function->initial_map(), isolate());
3656 :
3657 : // Create the descriptor array for the arguments object.
3658 111 : Map::EnsureDescriptorSlack(isolate_, map, 2);
3659 :
3660 : { // length
3661 : Descriptor d =
3662 : Descriptor::DataField(isolate(), factory->length_string(),
3663 : JSSloppyArgumentsObject::kLengthIndex,
3664 111 : DONT_ENUM, Representation::Tagged());
3665 111 : map->AppendDescriptor(isolate(), &d);
3666 : }
3667 : { // callee
3668 : Descriptor d =
3669 : Descriptor::DataField(isolate(), factory->callee_string(),
3670 : JSSloppyArgumentsObject::kCalleeIndex,
3671 111 : DONT_ENUM, Representation::Tagged());
3672 111 : map->AppendDescriptor(isolate(), &d);
3673 : }
3674 : // @@iterator method is added later.
3675 :
3676 111 : native_context()->set_sloppy_arguments_map(*map);
3677 :
3678 : DCHECK(!map->is_dictionary_map());
3679 : DCHECK(IsObjectElementsKind(map->elements_kind()));
3680 : }
3681 :
3682 : { // --- fast and slow aliased arguments map
3683 111 : Handle<Map> map = isolate_->sloppy_arguments_map();
3684 111 : map = Map::Copy(isolate_, map, "FastAliasedArguments");
3685 111 : map->set_elements_kind(FAST_SLOPPY_ARGUMENTS_ELEMENTS);
3686 : DCHECK_EQ(2, map->GetInObjectProperties());
3687 111 : native_context()->set_fast_aliased_arguments_map(*map);
3688 :
3689 111 : map = Map::Copy(isolate_, map, "SlowAliasedArguments");
3690 111 : map->set_elements_kind(SLOW_SLOPPY_ARGUMENTS_ELEMENTS);
3691 : DCHECK_EQ(2, map->GetInObjectProperties());
3692 111 : native_context()->set_slow_aliased_arguments_map(*map);
3693 : }
3694 :
3695 : { // --- strict mode arguments map
3696 : const PropertyAttributes attributes =
3697 : static_cast<PropertyAttributes>(DONT_ENUM | DONT_DELETE | READ_ONLY);
3698 :
3699 : // Create the ThrowTypeError function.
3700 111 : Handle<AccessorPair> callee = factory->NewAccessorPair();
3701 :
3702 111 : Handle<JSFunction> poison = GetThrowTypeErrorIntrinsic();
3703 :
3704 : // Install the ThrowTypeError function.
3705 222 : callee->set_getter(*poison);
3706 222 : callee->set_setter(*poison);
3707 :
3708 : // Create the map. Allocate one in-object field for length.
3709 : Handle<Map> map = factory->NewMap(
3710 111 : JS_ARGUMENTS_TYPE, JSStrictArgumentsObject::kSize, PACKED_ELEMENTS, 1);
3711 : // Create the descriptor array for the arguments object.
3712 111 : Map::EnsureDescriptorSlack(isolate_, map, 2);
3713 :
3714 : { // length
3715 : Descriptor d =
3716 : Descriptor::DataField(isolate(), factory->length_string(),
3717 : JSStrictArgumentsObject::kLengthIndex,
3718 111 : DONT_ENUM, Representation::Tagged());
3719 111 : map->AppendDescriptor(isolate(), &d);
3720 : }
3721 : { // callee
3722 : Descriptor d = Descriptor::AccessorConstant(factory->callee_string(),
3723 111 : callee, attributes);
3724 111 : map->AppendDescriptor(isolate(), &d);
3725 : }
3726 : // @@iterator method is added later.
3727 :
3728 : DCHECK_EQ(native_context()->object_function()->prototype(),
3729 : *isolate_->initial_object_prototype());
3730 222 : Map::SetPrototype(isolate(), map, isolate_->initial_object_prototype());
3731 :
3732 : // Copy constructor from the sloppy arguments boilerplate.
3733 : map->SetConstructor(
3734 222 : native_context()->sloppy_arguments_map()->GetConstructor());
3735 :
3736 111 : native_context()->set_strict_arguments_map(*map);
3737 :
3738 : DCHECK(!map->is_dictionary_map());
3739 : DCHECK(IsObjectElementsKind(map->elements_kind()));
3740 : }
3741 :
3742 : { // --- context extension
3743 : // Create a function for the context extension objects.
3744 : Handle<JSFunction> context_extension_fun =
3745 : CreateFunction(isolate_, factory->empty_string(),
3746 : JS_CONTEXT_EXTENSION_OBJECT_TYPE, JSObject::kHeaderSize,
3747 111 : 0, factory->the_hole_value(), Builtins::kIllegal);
3748 111 : native_context()->set_context_extension_function(*context_extension_fun);
3749 : }
3750 :
3751 : {
3752 : // Set up the call-as-function delegate.
3753 : Handle<JSFunction> delegate =
3754 : SimpleCreateFunction(isolate_, factory->empty_string(),
3755 111 : Builtins::kHandleApiCallAsFunction, 0, false);
3756 111 : native_context()->set_call_as_function_delegate(*delegate);
3757 : }
3758 :
3759 : {
3760 : // Set up the call-as-constructor delegate.
3761 : Handle<JSFunction> delegate =
3762 : SimpleCreateFunction(isolate_, factory->empty_string(),
3763 111 : Builtins::kHandleApiCallAsConstructor, 0, false);
3764 111 : native_context()->set_call_as_constructor_delegate(*delegate);
3765 : }
3766 111 : } // NOLINT(readability/fn_size)
3767 :
3768 1221 : Handle<JSFunction> Genesis::InstallTypedArray(const char* name,
3769 9768 : ElementsKind elements_kind) {
3770 : Handle<JSObject> global =
3771 2442 : Handle<JSObject>(native_context()->global_object(), isolate());
3772 :
3773 1221 : Handle<JSObject> typed_array_prototype = isolate()->typed_array_prototype();
3774 1221 : Handle<JSFunction> typed_array_function = isolate()->typed_array_function();
3775 :
3776 : Handle<JSFunction> result = InstallFunction(
3777 : isolate(), global, name, JS_TYPED_ARRAY_TYPE,
3778 : JSTypedArray::kSizeWithEmbedderFields, 0, factory()->the_hole_value(),
3779 1221 : Builtins::kTypedArrayConstructor);
3780 2442 : result->initial_map()->set_elements_kind(elements_kind);
3781 :
3782 2442 : result->shared()->DontAdaptArguments();
3783 2442 : result->shared()->set_length(3);
3784 :
3785 2442 : CHECK(JSObject::SetPrototype(result, typed_array_function, false, kDontThrow)
3786 : .FromJust());
3787 :
3788 : Handle<Smi> bytes_per_element(
3789 1221 : Smi::FromInt(1 << ElementsKindToShiftSize(elements_kind)), isolate());
3790 :
3791 1221 : InstallConstant(isolate(), result, "BYTES_PER_ELEMENT", bytes_per_element);
3792 :
3793 : // Setup prototype object.
3794 : DCHECK(result->prototype()->IsJSObject());
3795 2442 : Handle<JSObject> prototype(JSObject::cast(result->prototype()), isolate());
3796 :
3797 2442 : CHECK(JSObject::SetPrototype(prototype, typed_array_prototype, false,
3798 : kDontThrow)
3799 : .FromJust());
3800 :
3801 1221 : InstallConstant(isolate(), prototype, "BYTES_PER_ELEMENT", bytes_per_element);
3802 1221 : return result;
3803 : }
3804 :
3805 :
3806 91595 : void Genesis::InitializeExperimentalGlobal() {
3807 : #define FEATURE_INITIALIZE_GLOBAL(id, descr) InitializeGlobal_##id();
3808 :
3809 91595 : HARMONY_INPROGRESS(FEATURE_INITIALIZE_GLOBAL)
3810 91595 : HARMONY_STAGED(FEATURE_INITIALIZE_GLOBAL)
3811 91595 : HARMONY_SHIPPING(FEATURE_INITIALIZE_GLOBAL)
3812 : #undef FEATURE_INITIALIZE_GLOBAL
3813 91595 : }
3814 :
3815 222 : bool Bootstrapper::CompileExtraBuiltin(Isolate* isolate, int index) {
3816 : HandleScope scope(isolate);
3817 111 : Vector<const char> name = ExtraNatives::GetScriptName(index);
3818 : Handle<String> source_code =
3819 111 : isolate->bootstrapper()->GetNativeSource(EXTRAS, index);
3820 111 : Handle<Object> global = isolate->global_object();
3821 111 : Handle<Object> binding = isolate->extras_binding_object();
3822 111 : Handle<Object> extras_utils = isolate->extras_utils_object();
3823 111 : Handle<Object> args[] = {global, binding, extras_utils};
3824 : return Bootstrapper::CompileNative(isolate, name, source_code,
3825 222 : arraysize(args), args, EXTENSION_CODE);
3826 : }
3827 :
3828 :
3829 111 : bool Bootstrapper::CompileNative(Isolate* isolate, Vector<const char> name,
3830 : Handle<String> source, int argc,
3831 : Handle<Object> argv[],
3832 : NativesFlag natives_flag) {
3833 : SuppressDebug compiling_natives(isolate->debug());
3834 :
3835 : Handle<Context> context(isolate->context(), isolate);
3836 : Handle<String> script_name =
3837 222 : isolate->factory()->NewStringFromUtf8(name).ToHandleChecked();
3838 : MaybeHandle<SharedFunctionInfo> maybe_function_info =
3839 : Compiler::GetSharedFunctionInfoForScript(
3840 : isolate, source, Compiler::ScriptDetails(script_name),
3841 : ScriptOriginOptions(), nullptr, nullptr,
3842 : ScriptCompiler::kNoCompileOptions, ScriptCompiler::kNoCacheNoReason,
3843 111 : natives_flag);
3844 : Handle<SharedFunctionInfo> function_info;
3845 111 : if (!maybe_function_info.ToHandle(&function_info)) return false;
3846 :
3847 : DCHECK(context->IsNativeContext());
3848 :
3849 : Handle<JSFunction> fun =
3850 : isolate->factory()->NewFunctionFromSharedFunctionInfo(function_info,
3851 111 : context);
3852 : Handle<Object> receiver = isolate->factory()->undefined_value();
3853 :
3854 : // For non-extension scripts, run script to get the function wrapper.
3855 : Handle<Object> wrapper;
3856 111 : if (!Execution::TryCall(isolate, fun, receiver, 0, nullptr,
3857 111 : Execution::MessageHandling::kKeepPending, nullptr)
3858 222 : .ToHandle(&wrapper)) {
3859 : return false;
3860 : }
3861 : // Then run the function wrapper.
3862 : return !Execution::TryCall(isolate, Handle<JSFunction>::cast(wrapper),
3863 : receiver, argc, argv,
3864 222 : Execution::MessageHandling::kKeepPending, nullptr)
3865 222 : .is_null();
3866 : }
3867 :
3868 :
3869 18144 : bool Genesis::CompileExtension(Isolate* isolate, v8::Extension* extension) {
3870 : Factory* factory = isolate->factory();
3871 : HandleScope scope(isolate);
3872 : Handle<SharedFunctionInfo> function_info;
3873 :
3874 : Handle<String> source =
3875 : isolate->factory()
3876 : ->NewExternalStringFromOneByte(extension->source())
3877 9072 : .ToHandleChecked();
3878 : DCHECK(source->IsOneByteRepresentation());
3879 :
3880 : // If we can't find the function in the cache, we compile a new
3881 : // function and insert it into the cache.
3882 4539 : Vector<const char> name = CStrVector(extension->name());
3883 4539 : SourceCodeCache* cache = isolate->bootstrapper()->extensions_cache();
3884 : Handle<Context> context(isolate->context(), isolate);
3885 : DCHECK(context->IsNativeContext());
3886 :
3887 4539 : if (!cache->Lookup(isolate, name, &function_info)) {
3888 : Handle<String> script_name =
3889 6469 : factory->NewStringFromUtf8(name).ToHandleChecked();
3890 : MaybeHandle<SharedFunctionInfo> maybe_function_info =
3891 : Compiler::GetSharedFunctionInfoForScript(
3892 : isolate, source, Compiler::ScriptDetails(script_name),
3893 : ScriptOriginOptions(), extension, nullptr,
3894 : ScriptCompiler::kNoCompileOptions,
3895 3233 : ScriptCompiler::kNoCacheBecauseV8Extension, EXTENSION_CODE);
3896 3230 : if (!maybe_function_info.ToHandle(&function_info)) return false;
3897 3200 : cache->Add(isolate, name, function_info);
3898 : }
3899 :
3900 : // Set up the function context. Conceptually, we should clone the
3901 : // function before overwriting the context but since we're in a
3902 : // single-threaded environment it is not strictly necessary.
3903 : Handle<JSFunction> fun =
3904 4502 : factory->NewFunctionFromSharedFunctionInfo(function_info, context);
3905 :
3906 : // Call function using either the runtime object or the global
3907 : // object as the receiver. Provide no parameters.
3908 4504 : Handle<Object> receiver = isolate->global_object();
3909 : return !Execution::TryCall(isolate, fun, receiver, 0, nullptr,
3910 4505 : Execution::MessageHandling::kKeepPending, nullptr)
3911 9005 : .is_null();
3912 : }
3913 :
3914 14319 : static Handle<JSObject> ResolveBuiltinIdHolder(Isolate* isolate,
3915 : Handle<Context> native_context,
3916 : const char* holder_expr) {
3917 : Factory* factory = isolate->factory();
3918 28638 : Handle<JSGlobalObject> global(native_context->global_object(), isolate);
3919 : const char* period_pos = strchr(holder_expr, '.');
3920 14319 : if (period_pos == nullptr) {
3921 : return Handle<JSObject>::cast(
3922 : Object::GetPropertyOrElement(
3923 10656 : isolate, global, factory->InternalizeUtf8String(holder_expr))
3924 10656 : .ToHandleChecked());
3925 : }
3926 8991 : const char* inner = period_pos + 1;
3927 : DCHECK(!strchr(inner, '.'));
3928 : Vector<const char> property(holder_expr,
3929 8991 : static_cast<int>(period_pos - holder_expr));
3930 8991 : Handle<String> property_string = factory->InternalizeUtf8String(property);
3931 : DCHECK(!property_string.is_null());
3932 : Handle<JSObject> object = Handle<JSObject>::cast(
3933 8991 : JSReceiver::GetProperty(isolate, global, property_string)
3934 17982 : .ToHandleChecked());
3935 8991 : if (strcmp("prototype", inner) == 0) {
3936 8991 : Handle<JSFunction> function = Handle<JSFunction>::cast(object);
3937 17982 : return Handle<JSObject>(JSObject::cast(function->prototype()), isolate);
3938 : }
3939 0 : Handle<String> inner_string = factory->InternalizeUtf8String(inner);
3940 : DCHECK(!inner_string.is_null());
3941 : Handle<Object> value =
3942 0 : JSReceiver::GetProperty(isolate, object, inner_string).ToHandleChecked();
3943 0 : return Handle<JSObject>::cast(value);
3944 : }
3945 :
3946 91891 : void Genesis::ConfigureUtilsObject() {
3947 : // We still need the utils object after deserialization.
3948 92187 : if (isolate()->serializer_enabled()) return;
3949 :
3950 : // The utils object can be removed for cases that reach this point.
3951 183190 : HeapObject undefined = ReadOnlyRoots(heap()).undefined_value();
3952 91595 : native_context()->set_extras_utils_object(undefined);
3953 : }
3954 :
3955 111 : void Genesis::InitializeIteratorFunctions() {
3956 111 : Isolate* isolate = isolate_;
3957 : Factory* factory = isolate->factory();
3958 : HandleScope scope(isolate);
3959 111 : Handle<NativeContext> native_context = isolate->native_context();
3960 : Handle<JSObject> iterator_prototype(
3961 222 : native_context->initial_iterator_prototype(), isolate);
3962 :
3963 : { // -- G e n e r a t o r
3964 111 : PrototypeIterator iter(isolate, native_context->generator_function_map());
3965 : Handle<JSObject> generator_function_prototype(iter.GetCurrent<JSObject>(),
3966 111 : isolate);
3967 : Handle<JSFunction> generator_function_function = CreateFunction(
3968 : isolate, "GeneratorFunction", JS_FUNCTION_TYPE,
3969 : JSFunction::kSizeWithPrototype, 0, generator_function_prototype,
3970 111 : Builtins::kGeneratorFunctionConstructor);
3971 : generator_function_function->set_prototype_or_initial_map(
3972 222 : native_context->generator_function_map());
3973 222 : generator_function_function->shared()->DontAdaptArguments();
3974 222 : generator_function_function->shared()->set_length(1);
3975 : InstallWithIntrinsicDefaultProto(
3976 : isolate, generator_function_function,
3977 111 : Context::GENERATOR_FUNCTION_FUNCTION_INDEX);
3978 :
3979 : JSObject::ForceSetPrototype(generator_function_function,
3980 222 : isolate->function_function());
3981 : JSObject::AddProperty(
3982 : isolate, generator_function_prototype, factory->constructor_string(),
3983 : generator_function_function,
3984 111 : static_cast<PropertyAttributes>(DONT_ENUM | READ_ONLY));
3985 :
3986 222 : native_context->generator_function_map()->SetConstructor(
3987 333 : *generator_function_function);
3988 : }
3989 :
3990 : { // -- A s y n c G e n e r a t o r
3991 : PrototypeIterator iter(isolate,
3992 111 : native_context->async_generator_function_map());
3993 : Handle<JSObject> async_generator_function_prototype(
3994 111 : iter.GetCurrent<JSObject>(), isolate);
3995 :
3996 : Handle<JSFunction> async_generator_function_function = CreateFunction(
3997 : isolate, "AsyncGeneratorFunction", JS_FUNCTION_TYPE,
3998 : JSFunction::kSizeWithPrototype, 0, async_generator_function_prototype,
3999 111 : Builtins::kAsyncGeneratorFunctionConstructor);
4000 : async_generator_function_function->set_prototype_or_initial_map(
4001 222 : native_context->async_generator_function_map());
4002 222 : async_generator_function_function->shared()->DontAdaptArguments();
4003 222 : async_generator_function_function->shared()->set_length(1);
4004 : InstallWithIntrinsicDefaultProto(
4005 : isolate, async_generator_function_function,
4006 111 : Context::ASYNC_GENERATOR_FUNCTION_FUNCTION_INDEX);
4007 :
4008 : JSObject::ForceSetPrototype(async_generator_function_function,
4009 222 : isolate->function_function());
4010 :
4011 : JSObject::AddProperty(
4012 : isolate, async_generator_function_prototype,
4013 : factory->constructor_string(), async_generator_function_function,
4014 111 : static_cast<PropertyAttributes>(DONT_ENUM | READ_ONLY));
4015 :
4016 222 : native_context->async_generator_function_map()->SetConstructor(
4017 333 : *async_generator_function_function);
4018 : }
4019 :
4020 : { // -- S e t I t e r a t o r
4021 : // Setup %SetIteratorPrototype%.
4022 : Handle<JSObject> prototype =
4023 111 : factory->NewJSObject(isolate->object_function(), TENURED);
4024 111 : JSObject::ForceSetPrototype(prototype, iterator_prototype);
4025 :
4026 111 : InstallToStringTag(isolate, prototype, factory->SetIterator_string());
4027 :
4028 : // Install the next function on the {prototype}.
4029 : InstallFunctionWithBuiltinId(isolate, prototype, "next",
4030 : Builtins::kSetIteratorPrototypeNext, 0, true,
4031 111 : BuiltinFunctionId::kSetIteratorNext);
4032 111 : native_context->set_initial_set_iterator_prototype(*prototype);
4033 :
4034 : // Setup SetIterator constructor.
4035 : Handle<JSFunction> set_iterator_function =
4036 : CreateFunction(isolate, "SetIterator", JS_SET_VALUE_ITERATOR_TYPE,
4037 111 : JSSetIterator::kSize, 0, prototype, Builtins::kIllegal);
4038 111 : set_iterator_function->shared()->set_native(false);
4039 :
4040 : Handle<Map> set_value_iterator_map(set_iterator_function->initial_map(),
4041 222 : isolate);
4042 111 : native_context->set_set_value_iterator_map(*set_value_iterator_map);
4043 :
4044 : Handle<Map> set_key_value_iterator_map = Map::Copy(
4045 111 : isolate, set_value_iterator_map, "JS_SET_KEY_VALUE_ITERATOR_TYPE");
4046 : set_key_value_iterator_map->set_instance_type(
4047 : JS_SET_KEY_VALUE_ITERATOR_TYPE);
4048 111 : native_context->set_set_key_value_iterator_map(*set_key_value_iterator_map);
4049 : }
4050 :
4051 : { // -- M a p I t e r a t o r
4052 : // Setup %MapIteratorPrototype%.
4053 : Handle<JSObject> prototype =
4054 111 : factory->NewJSObject(isolate->object_function(), TENURED);
4055 111 : JSObject::ForceSetPrototype(prototype, iterator_prototype);
4056 :
4057 111 : InstallToStringTag(isolate, prototype, factory->MapIterator_string());
4058 :
4059 : // Install the next function on the {prototype}.
4060 : InstallFunctionWithBuiltinId(isolate, prototype, "next",
4061 : Builtins::kMapIteratorPrototypeNext, 0, true,
4062 111 : BuiltinFunctionId::kMapIteratorNext);
4063 111 : native_context->set_initial_map_iterator_prototype(*prototype);
4064 :
4065 : // Setup MapIterator constructor.
4066 : Handle<JSFunction> map_iterator_function =
4067 : CreateFunction(isolate, "MapIterator", JS_MAP_KEY_ITERATOR_TYPE,
4068 111 : JSMapIterator::kSize, 0, prototype, Builtins::kIllegal);
4069 111 : map_iterator_function->shared()->set_native(false);
4070 :
4071 : Handle<Map> map_key_iterator_map(map_iterator_function->initial_map(),
4072 222 : isolate);
4073 111 : native_context->set_map_key_iterator_map(*map_key_iterator_map);
4074 :
4075 : Handle<Map> map_key_value_iterator_map = Map::Copy(
4076 111 : isolate, map_key_iterator_map, "JS_MAP_KEY_VALUE_ITERATOR_TYPE");
4077 : map_key_value_iterator_map->set_instance_type(
4078 : JS_MAP_KEY_VALUE_ITERATOR_TYPE);
4079 111 : native_context->set_map_key_value_iterator_map(*map_key_value_iterator_map);
4080 :
4081 : Handle<Map> map_value_iterator_map =
4082 111 : Map::Copy(isolate, map_key_iterator_map, "JS_MAP_VALUE_ITERATOR_TYPE");
4083 : map_value_iterator_map->set_instance_type(JS_MAP_VALUE_ITERATOR_TYPE);
4084 111 : native_context->set_map_value_iterator_map(*map_value_iterator_map);
4085 : }
4086 :
4087 : { // -- A s y n c F u n c t i o n
4088 : // Builtin functions for AsyncFunction.
4089 111 : PrototypeIterator iter(isolate, native_context->async_function_map());
4090 : Handle<JSObject> async_function_prototype(iter.GetCurrent<JSObject>(),
4091 111 : isolate);
4092 :
4093 : Handle<JSFunction> async_function_constructor = CreateFunction(
4094 : isolate, "AsyncFunction", JS_FUNCTION_TYPE,
4095 : JSFunction::kSizeWithPrototype, 0, async_function_prototype,
4096 111 : Builtins::kAsyncFunctionConstructor);
4097 : async_function_constructor->set_prototype_or_initial_map(
4098 222 : native_context->async_function_map());
4099 222 : async_function_constructor->shared()->DontAdaptArguments();
4100 222 : async_function_constructor->shared()->set_length(1);
4101 111 : native_context->set_async_function_constructor(*async_function_constructor);
4102 : JSObject::ForceSetPrototype(async_function_constructor,
4103 222 : isolate->function_function());
4104 :
4105 : JSObject::AddProperty(
4106 : isolate, async_function_prototype, factory->constructor_string(),
4107 : async_function_constructor,
4108 111 : static_cast<PropertyAttributes>(DONT_ENUM | READ_ONLY));
4109 :
4110 : JSFunction::SetPrototype(async_function_constructor,
4111 111 : async_function_prototype);
4112 :
4113 : // Async functions don't have a prototype, but they use generator objects
4114 : // under the hood to model the suspend/resume (in await). Instead of using
4115 : // the "prototype" / initial_map machinery (like for (async) generators),
4116 : // there's one global (per native context) map here that is used for the
4117 : // async function generator objects. These objects never escape to user
4118 : // JavaScript anyways.
4119 : Handle<Map> async_function_object_map = factory->NewMap(
4120 111 : JS_ASYNC_FUNCTION_OBJECT_TYPE, JSAsyncFunctionObject::kSize);
4121 111 : native_context->set_async_function_object_map(*async_function_object_map);
4122 :
4123 : {
4124 : Handle<SharedFunctionInfo> info = SimpleCreateSharedFunctionInfo(
4125 : isolate, Builtins::kAsyncFunctionAwaitRejectClosure,
4126 111 : factory->empty_string(), 1);
4127 111 : native_context->set_async_function_await_reject_shared_fun(*info);
4128 : }
4129 :
4130 : {
4131 : Handle<SharedFunctionInfo> info = SimpleCreateSharedFunctionInfo(
4132 : isolate, Builtins::kAsyncFunctionAwaitResolveClosure,
4133 111 : factory->empty_string(), 1);
4134 111 : native_context->set_async_function_await_resolve_shared_fun(*info);
4135 : }
4136 : }
4137 111 : }
4138 :
4139 2553 : void Genesis::InitializeCallSiteBuiltins() {
4140 : Factory* factory = isolate()->factory();
4141 : HandleScope scope(isolate());
4142 : // -- C a l l S i t e
4143 : // Builtin functions for CallSite.
4144 :
4145 : // CallSites are a special case; the constructor is for our private use
4146 : // only, therefore we set it up as a builtin that throws. Internally, we use
4147 : // CallSiteUtils::Construct to create CallSite objects.
4148 :
4149 : Handle<JSFunction> callsite_fun = CreateFunction(
4150 : isolate(), "CallSite", JS_OBJECT_TYPE, JSObject::kHeaderSize, 0,
4151 111 : factory->the_hole_value(), Builtins::kUnsupportedThrower);
4152 222 : callsite_fun->shared()->DontAdaptArguments();
4153 222 : isolate()->native_context()->set_callsite_function(*callsite_fun);
4154 :
4155 : // Setup CallSite.prototype.
4156 : Handle<JSObject> prototype(JSObject::cast(callsite_fun->instance_prototype()),
4157 222 : isolate());
4158 :
4159 : struct FunctionInfo {
4160 : const char* name;
4161 : Builtins::Name id;
4162 : };
4163 :
4164 : FunctionInfo infos[] = {
4165 : {"getColumnNumber", Builtins::kCallSitePrototypeGetColumnNumber},
4166 : {"getEvalOrigin", Builtins::kCallSitePrototypeGetEvalOrigin},
4167 : {"getFileName", Builtins::kCallSitePrototypeGetFileName},
4168 : {"getFunction", Builtins::kCallSitePrototypeGetFunction},
4169 : {"getFunctionName", Builtins::kCallSitePrototypeGetFunctionName},
4170 : {"getLineNumber", Builtins::kCallSitePrototypeGetLineNumber},
4171 : {"getMethodName", Builtins::kCallSitePrototypeGetMethodName},
4172 : {"getPosition", Builtins::kCallSitePrototypeGetPosition},
4173 : {"getPromiseIndex", Builtins::kCallSitePrototypeGetPromiseIndex},
4174 : {"getScriptNameOrSourceURL",
4175 : Builtins::kCallSitePrototypeGetScriptNameOrSourceURL},
4176 : {"getThis", Builtins::kCallSitePrototypeGetThis},
4177 : {"getTypeName", Builtins::kCallSitePrototypeGetTypeName},
4178 : {"isAsync", Builtins::kCallSitePrototypeIsAsync},
4179 : {"isConstructor", Builtins::kCallSitePrototypeIsConstructor},
4180 : {"isEval", Builtins::kCallSitePrototypeIsEval},
4181 : {"isNative", Builtins::kCallSitePrototypeIsNative},
4182 : {"isPromiseAll", Builtins::kCallSitePrototypeIsPromiseAll},
4183 : {"isToplevel", Builtins::kCallSitePrototypeIsToplevel},
4184 111 : {"toString", Builtins::kCallSitePrototypeToString}};
4185 :
4186 : PropertyAttributes attrs =
4187 : static_cast<PropertyAttributes>(DONT_ENUM | DONT_DELETE | READ_ONLY);
4188 :
4189 : Handle<JSFunction> fun;
4190 2220 : for (const FunctionInfo& info : infos) {
4191 : SimpleInstallFunction(isolate(), prototype, info.name, info.id, 0, true,
4192 4218 : attrs);
4193 : }
4194 111 : }
4195 :
4196 : #define EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(id) \
4197 : void Genesis::InitializeGlobal_##id() {}
4198 :
4199 0 : EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_namespace_exports)
4200 0 : EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_public_fields)
4201 0 : EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_private_fields)
4202 0 : EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_private_methods)
4203 0 : EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_static_fields)
4204 0 : EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_class_fields)
4205 0 : EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_dynamic_import)
4206 0 : EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_import_meta)
4207 0 : EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_numeric_separator)
4208 0 : EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_json_stringify)
4209 0 : EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_regexp_sequence)
4210 0 : EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_await_optimization)
4211 0 : EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE(harmony_hashbang)
4212 :
4213 : #undef EMPTY_INITIALIZE_GLOBAL_FOR_FEATURE
4214 :
4215 274785 : void Genesis::InitializeGlobal_harmony_global() {
4216 183190 : if (!FLAG_harmony_global) return;
4217 :
4218 : Factory* factory = isolate()->factory();
4219 183190 : Handle<JSGlobalObject> global(native_context()->global_object(), isolate());
4220 183190 : Handle<JSGlobalProxy> global_proxy(native_context()->global_proxy(),
4221 91595 : isolate());
4222 : JSObject::AddProperty(isolate_, global, factory->globalThis_string(),
4223 91595 : global_proxy, DONT_ENUM);
4224 : }
4225 :
4226 457975 : void Genesis::InitializeGlobal_harmony_sharedarraybuffer() {
4227 183190 : if (!FLAG_harmony_sharedarraybuffer) return;
4228 :
4229 183190 : Handle<JSGlobalObject> global(native_context()->global_object(), isolate());
4230 :
4231 : JSObject::AddProperty(isolate_, global, "SharedArrayBuffer",
4232 183190 : isolate()->shared_array_buffer_fun(), DONT_ENUM);
4233 :
4234 : JSObject::AddProperty(isolate_, global, "Atomics",
4235 183190 : isolate()->atomics_object(), DONT_ENUM);
4236 91595 : InstallToStringTag(isolate_, isolate()->atomics_object(), "Atomics");
4237 : }
4238 :
4239 457975 : void Genesis::InitializeGlobal_harmony_array_flat() {
4240 91595 : if (!FLAG_harmony_array_flat) return;
4241 183190 : Handle<JSFunction> array_constructor(native_context()->array_function(),
4242 91595 : isolate());
4243 : Handle<JSObject> array_prototype(
4244 183190 : JSObject::cast(array_constructor->instance_prototype()), isolate());
4245 : SimpleInstallFunction(isolate(), array_prototype, "flat",
4246 91595 : Builtins::kArrayPrototypeFlat, 0, false);
4247 : SimpleInstallFunction(isolate(), array_prototype, "flatMap",
4248 91595 : Builtins::kArrayPrototypeFlatMap, 1, false);
4249 : }
4250 :
4251 457975 : void Genesis::InitializeGlobal_harmony_symbol_description() {
4252 91595 : if (!FLAG_harmony_symbol_description) return;
4253 :
4254 : // Symbol.prototype.description
4255 183190 : Handle<JSFunction> symbol_fun(native_context()->symbol_function(), isolate());
4256 : Handle<JSObject> symbol_prototype(
4257 183190 : JSObject::cast(symbol_fun->instance_prototype()), isolate());
4258 : SimpleInstallGetter(isolate(), symbol_prototype,
4259 : factory()->InternalizeUtf8String("description"),
4260 183190 : Builtins::kSymbolPrototypeDescriptionGetter, true);
4261 : }
4262 :
4263 1557115 : void Genesis::InitializeGlobal_harmony_string_matchall() {
4264 183190 : if (!FLAG_harmony_string_matchall) return;
4265 :
4266 : { // String.prototype.matchAll
4267 183190 : Handle<JSFunction> string_fun(native_context()->string_function(),
4268 91595 : isolate());
4269 : Handle<JSObject> string_prototype(
4270 183190 : JSObject::cast(string_fun->instance_prototype()), isolate());
4271 :
4272 : SimpleInstallFunction(isolate(), string_prototype, "matchAll",
4273 91595 : Builtins::kStringPrototypeMatchAll, 1, true);
4274 : }
4275 :
4276 : { // RegExp.prototype[@@matchAll]
4277 183190 : Handle<JSFunction> regexp_fun(native_context()->regexp_function(),
4278 91595 : isolate());
4279 : Handle<JSObject> regexp_prototype(
4280 183190 : JSObject::cast(regexp_fun->instance_prototype()), isolate());
4281 : InstallFunctionAtSymbol(isolate(), regexp_prototype,
4282 : factory()->match_all_symbol(), "[Symbol.matchAll]",
4283 91595 : Builtins::kRegExpPrototypeMatchAll, 1, true);
4284 : Handle<Map> regexp_prototype_map(regexp_prototype->map(), isolate());
4285 91595 : Map::SetShouldBeFastPrototypeMap(regexp_prototype_map, true, isolate());
4286 91595 : native_context()->set_regexp_prototype_map(*regexp_prototype_map);
4287 : DCHECK_EQ(JSRegExp::kSymbolMatchAllFunctionDescriptorIndex,
4288 : regexp_prototype->map()->LastAdded());
4289 : }
4290 :
4291 : { // --- R e g E x p S t r i n g I t e r a t o r ---
4292 : Handle<JSObject> iterator_prototype(
4293 183190 : native_context()->initial_iterator_prototype(), isolate());
4294 :
4295 : Handle<JSObject> regexp_string_iterator_prototype =
4296 183190 : factory()->NewJSObject(isolate()->object_function(), TENURED);
4297 : JSObject::ForceSetPrototype(regexp_string_iterator_prototype,
4298 91595 : iterator_prototype);
4299 :
4300 : InstallToStringTag(isolate(), regexp_string_iterator_prototype,
4301 91595 : "RegExp String Iterator");
4302 :
4303 : SimpleInstallFunction(isolate(), regexp_string_iterator_prototype, "next",
4304 : Builtins::kRegExpStringIteratorPrototypeNext, 0,
4305 91595 : true);
4306 :
4307 : Handle<JSFunction> regexp_string_iterator_function = CreateFunction(
4308 : isolate(), "RegExpStringIterator", JS_REGEXP_STRING_ITERATOR_TYPE,
4309 : JSRegExpStringIterator::kSize, 0, regexp_string_iterator_prototype,
4310 91595 : Builtins::kIllegal);
4311 91595 : regexp_string_iterator_function->shared()->set_native(false);
4312 183190 : native_context()->set_initial_regexp_string_iterator_prototype_map(
4313 274785 : regexp_string_iterator_function->initial_map());
4314 : }
4315 :
4316 : { // @@matchAll Symbol
4317 183190 : Handle<JSFunction> symbol_fun(native_context()->symbol_function(),
4318 91595 : isolate());
4319 : InstallConstant(isolate(), symbol_fun, "matchAll",
4320 91595 : factory()->match_all_symbol());
4321 : }
4322 : }
4323 :
4324 100670 : void Genesis::InitializeGlobal_harmony_weak_refs() {
4325 183190 : if (!FLAG_harmony_weak_refs) return;
4326 :
4327 : Factory* factory = isolate()->factory();
4328 726 : Handle<JSGlobalObject> global(native_context()->global_object(), isolate());
4329 :
4330 : {
4331 : // Create %WeakFactoryPrototype%
4332 : Handle<String> weak_factory_name = factory->WeakFactory_string();
4333 : Handle<JSObject> weak_factory_prototype =
4334 363 : factory->NewJSObject(isolate()->object_function(), TENURED);
4335 :
4336 : // Create %WeakFactory%
4337 : Handle<JSFunction> weak_factory_fun =
4338 : CreateFunction(isolate(), weak_factory_name, JS_WEAK_FACTORY_TYPE,
4339 : JSWeakFactory::kSize, 0, weak_factory_prototype,
4340 363 : Builtins::kWeakFactoryConstructor);
4341 :
4342 726 : weak_factory_fun->shared()->DontAdaptArguments();
4343 726 : weak_factory_fun->shared()->set_length(1);
4344 :
4345 : // Install the "constructor" property on the prototype.
4346 : JSObject::AddProperty(isolate(), weak_factory_prototype,
4347 : factory->constructor_string(), weak_factory_fun,
4348 363 : DONT_ENUM);
4349 :
4350 363 : InstallToStringTag(isolate(), weak_factory_prototype, weak_factory_name);
4351 :
4352 : JSObject::AddProperty(isolate(), global, weak_factory_name,
4353 363 : weak_factory_fun, DONT_ENUM);
4354 :
4355 : SimpleInstallFunction(isolate(), weak_factory_prototype, "makeCell",
4356 363 : Builtins::kWeakFactoryMakeCell, 2, false);
4357 :
4358 : SimpleInstallFunction(isolate(), weak_factory_prototype, "cleanupSome",
4359 363 : Builtins::kWeakFactoryCleanupSome, 0, false);
4360 : }
4361 : {
4362 : // Create %WeakCellPrototype%
4363 : Handle<Map> weak_cell_map =
4364 363 : factory->NewMap(JS_WEAK_CELL_TYPE, JSWeakCell::kSize);
4365 363 : native_context()->set_js_weak_cell_map(*weak_cell_map);
4366 :
4367 : Handle<JSObject> weak_cell_prototype =
4368 363 : factory->NewJSObject(isolate()->object_function(), TENURED);
4369 363 : Map::SetPrototype(isolate(), weak_cell_map, weak_cell_prototype);
4370 :
4371 : InstallToStringTag(isolate(), weak_cell_prototype,
4372 363 : factory->WeakCell_string());
4373 :
4374 : SimpleInstallGetter(isolate(), weak_cell_prototype,
4375 : factory->InternalizeUtf8String("holdings"),
4376 726 : Builtins::kWeakCellHoldingsGetter, false);
4377 : SimpleInstallFunction(isolate(), weak_cell_prototype, "clear",
4378 363 : Builtins::kWeakCellClear, 0, false);
4379 :
4380 : // Create %WeakRefPrototype%
4381 : Handle<Map> weak_ref_map =
4382 363 : factory->NewMap(JS_WEAK_REF_TYPE, JSWeakRef::kSize);
4383 : DCHECK(weak_ref_map->IsJSObjectMap());
4384 363 : native_context()->set_js_weak_ref_map(*weak_ref_map);
4385 :
4386 : Handle<JSObject> weak_ref_prototype =
4387 363 : factory->NewJSObject(isolate()->object_function(), TENURED);
4388 363 : Map::SetPrototype(isolate(), weak_ref_map, weak_ref_prototype);
4389 363 : JSObject::ForceSetPrototype(weak_ref_prototype, weak_cell_prototype);
4390 :
4391 : InstallToStringTag(isolate(), weak_ref_prototype,
4392 363 : factory->WeakRef_string());
4393 :
4394 : SimpleInstallFunction(isolate(), weak_ref_prototype, "deref",
4395 363 : Builtins::kWeakRefDeref, 0, false);
4396 :
4397 : // Create %WeakRef%
4398 363 : Handle<String> weak_ref_name = factory->InternalizeUtf8String("WeakRef");
4399 : Handle<JSFunction> weak_ref_fun = CreateFunction(
4400 : isolate(), weak_ref_name, JS_WEAK_REF_TYPE, JSWeakRef::kSize, 0,
4401 363 : weak_ref_prototype, Builtins::kWeakRefConstructor);
4402 :
4403 726 : weak_ref_fun->shared()->DontAdaptArguments();
4404 726 : weak_ref_fun->shared()->set_length(1);
4405 :
4406 : // Install the "constructor" property on the prototype.
4407 : JSObject::AddProperty(isolate(), weak_ref_prototype,
4408 : factory->constructor_string(), weak_ref_fun,
4409 363 : DONT_ENUM);
4410 :
4411 : JSObject::AddProperty(isolate(), global, weak_ref_name, weak_ref_fun,
4412 363 : DONT_ENUM);
4413 : }
4414 :
4415 : {
4416 : // Create cleanup iterator for JSWeakFactory.
4417 : Handle<JSObject> iterator_prototype(
4418 726 : native_context()->initial_iterator_prototype(), isolate());
4419 :
4420 : Handle<JSObject> cleanup_iterator_prototype =
4421 363 : factory->NewJSObject(isolate()->object_function(), TENURED);
4422 363 : JSObject::ForceSetPrototype(cleanup_iterator_prototype, iterator_prototype);
4423 :
4424 : InstallToStringTag(isolate(), cleanup_iterator_prototype,
4425 363 : "JSWeakFactoryCleanupIterator");
4426 :
4427 : SimpleInstallFunction(isolate(), cleanup_iterator_prototype, "next",
4428 363 : Builtins::kWeakFactoryCleanupIteratorNext, 0, true);
4429 : Handle<Map> cleanup_iterator_map =
4430 : factory->NewMap(JS_WEAK_FACTORY_CLEANUP_ITERATOR_TYPE,
4431 363 : JSWeakFactoryCleanupIterator::kSize);
4432 : Map::SetPrototype(isolate(), cleanup_iterator_map,
4433 363 : cleanup_iterator_prototype);
4434 726 : native_context()->set_js_weak_factory_cleanup_iterator_map(
4435 363 : *cleanup_iterator_map);
4436 : }
4437 : }
4438 :
4439 : #ifdef V8_INTL_SUPPORT
4440 1007542 : void Genesis::InitializeGlobal_harmony_intl_list_format() {
4441 91595 : if (!FLAG_harmony_intl_list_format) return;
4442 : Handle<JSObject> intl = Handle<JSObject>::cast(
4443 : JSReceiver::GetProperty(
4444 : isolate(),
4445 183190 : Handle<JSReceiver>(native_context()->global_object(), isolate()),
4446 366380 : factory()->InternalizeUtf8String("Intl"))
4447 183190 : .ToHandleChecked());
4448 :
4449 : Handle<JSFunction> list_format_fun =
4450 : InstallFunction(isolate(), intl, "ListFormat", JS_INTL_LIST_FORMAT_TYPE,
4451 : JSListFormat::kSize, 0, factory()->the_hole_value(),
4452 91595 : Builtins::kListFormatConstructor);
4453 183190 : list_format_fun->shared()->set_length(0);
4454 183190 : list_format_fun->shared()->DontAdaptArguments();
4455 :
4456 : SimpleInstallFunction(isolate(), list_format_fun, "supportedLocalesOf",
4457 91595 : Builtins::kListFormatSupportedLocalesOf, 1, false);
4458 :
4459 : // Setup %ListFormatPrototype%.
4460 : Handle<JSObject> prototype(
4461 183190 : JSObject::cast(list_format_fun->instance_prototype()), isolate());
4462 :
4463 91595 : InstallToStringTag(isolate(), prototype, "Intl.ListFormat");
4464 :
4465 : SimpleInstallFunction(isolate(), prototype, "resolvedOptions",
4466 : Builtins::kListFormatPrototypeResolvedOptions, 0,
4467 91594 : false);
4468 : SimpleInstallFunction(isolate(), prototype, "format",
4469 91594 : Builtins::kListFormatPrototypeFormat, 1, false);
4470 : SimpleInstallFunction(isolate(), prototype, "formatToParts",
4471 91594 : Builtins::kListFormatPrototypeFormatToParts, 1, false);
4472 : }
4473 :
4474 94565 : void Genesis::InitializeGlobal_harmony_locale() {
4475 183091 : if (!FLAG_harmony_locale) return;
4476 :
4477 : Handle<JSObject> intl = Handle<JSObject>::cast(
4478 : JSReceiver::GetProperty(
4479 : isolate(),
4480 198 : Handle<JSReceiver>(native_context()->global_object(), isolate()),
4481 396 : factory()->InternalizeUtf8String("Intl"))
4482 198 : .ToHandleChecked());
4483 :
4484 : Handle<JSFunction> locale_fun = InstallFunction(
4485 : isolate(), intl, "Locale", JS_INTL_LOCALE_TYPE, JSLocale::kSize, 0,
4486 99 : factory()->the_hole_value(), Builtins::kLocaleConstructor);
4487 : InstallWithIntrinsicDefaultProto(isolate(), locale_fun,
4488 99 : Context::INTL_LOCALE_FUNCTION_INDEX);
4489 198 : locale_fun->shared()->set_length(1);
4490 198 : locale_fun->shared()->DontAdaptArguments();
4491 :
4492 : // Setup %LocalePrototype%.
4493 : Handle<JSObject> prototype(JSObject::cast(locale_fun->instance_prototype()),
4494 198 : isolate());
4495 :
4496 99 : InstallToStringTag(isolate(), prototype, "Intl.Locale");
4497 :
4498 : SimpleInstallFunction(isolate(), prototype, "toString",
4499 99 : Builtins::kLocalePrototypeToString, 0, false);
4500 : SimpleInstallFunction(isolate(), prototype, "maximize",
4501 99 : Builtins::kLocalePrototypeMaximize, 0, false);
4502 : SimpleInstallFunction(isolate(), prototype, "minimize",
4503 99 : Builtins::kLocalePrototypeMinimize, 0, false);
4504 : // Base locale getters.
4505 : SimpleInstallGetter(isolate(), prototype,
4506 : factory()->InternalizeUtf8String("language"),
4507 198 : Builtins::kLocalePrototypeLanguage, true);
4508 : SimpleInstallGetter(isolate(), prototype,
4509 : factory()->InternalizeUtf8String("script"),
4510 198 : Builtins::kLocalePrototypeScript, true);
4511 : SimpleInstallGetter(isolate(), prototype,
4512 : factory()->InternalizeUtf8String("region"),
4513 198 : Builtins::kLocalePrototypeRegion, true);
4514 : SimpleInstallGetter(isolate(), prototype,
4515 : factory()->InternalizeUtf8String("baseName"),
4516 198 : Builtins::kLocalePrototypeBaseName, true);
4517 : // Unicode extension getters.
4518 : SimpleInstallGetter(isolate(), prototype,
4519 : factory()->InternalizeUtf8String("calendar"),
4520 198 : Builtins::kLocalePrototypeCalendar, true);
4521 : SimpleInstallGetter(isolate(), prototype,
4522 : factory()->InternalizeUtf8String("caseFirst"),
4523 198 : Builtins::kLocalePrototypeCaseFirst, true);
4524 : SimpleInstallGetter(isolate(), prototype,
4525 : factory()->InternalizeUtf8String("collation"),
4526 198 : Builtins::kLocalePrototypeCollation, true);
4527 : SimpleInstallGetter(isolate(), prototype,
4528 : factory()->InternalizeUtf8String("hourCycle"),
4529 198 : Builtins::kLocalePrototypeHourCycle, true);
4530 : SimpleInstallGetter(isolate(), prototype,
4531 : factory()->InternalizeUtf8String("numeric"),
4532 198 : Builtins::kLocalePrototypeNumeric, true);
4533 : SimpleInstallGetter(isolate(), prototype,
4534 : factory()->InternalizeUtf8String("numberingSystem"),
4535 198 : Builtins::kLocalePrototypeNumberingSystem, true);
4536 : }
4537 :
4538 1007535 : void Genesis::InitializeGlobal_harmony_intl_relative_time_format() {
4539 91594 : if (!FLAG_harmony_intl_relative_time_format) return;
4540 : Handle<JSObject> intl = Handle<JSObject>::cast(
4541 : JSReceiver::GetProperty(
4542 : isolate(),
4543 183188 : Handle<JSReceiver>(native_context()->global_object(), isolate()),
4544 366376 : factory()->InternalizeUtf8String("Intl"))
4545 183189 : .ToHandleChecked());
4546 :
4547 : Handle<JSFunction> relative_time_format_fun = InstallFunction(
4548 : isolate(), intl, "RelativeTimeFormat", JS_INTL_RELATIVE_TIME_FORMAT_TYPE,
4549 : JSRelativeTimeFormat::kSize, 0, factory()->the_hole_value(),
4550 91594 : Builtins::kRelativeTimeFormatConstructor);
4551 183188 : relative_time_format_fun->shared()->set_length(0);
4552 183188 : relative_time_format_fun->shared()->DontAdaptArguments();
4553 :
4554 : SimpleInstallFunction(
4555 : isolate(), relative_time_format_fun, "supportedLocalesOf",
4556 91594 : Builtins::kRelativeTimeFormatSupportedLocalesOf, 1, false);
4557 :
4558 : // Setup %RelativeTimeFormatPrototype%.
4559 : Handle<JSObject> prototype(
4560 : JSObject::cast(relative_time_format_fun->instance_prototype()),
4561 183188 : isolate());
4562 :
4563 91594 : InstallToStringTag(isolate(), prototype, "Intl.RelativeTimeFormat");
4564 :
4565 : SimpleInstallFunction(isolate(), prototype, "resolvedOptions",
4566 : Builtins::kRelativeTimeFormatPrototypeResolvedOptions,
4567 91594 : 0, false);
4568 : SimpleInstallFunction(isolate(), prototype, "format",
4569 91594 : Builtins::kRelativeTimeFormatPrototypeFormat, 2, false);
4570 : SimpleInstallFunction(isolate(), prototype, "formatToParts",
4571 : Builtins::kRelativeTimeFormatPrototypeFormatToParts, 2,
4572 91595 : false);
4573 : }
4574 :
4575 107147 : void Genesis::InitializeGlobal_harmony_intl_segmenter() {
4576 182542 : if (!FLAG_harmony_intl_segmenter) return;
4577 : Handle<JSObject> intl = Handle<JSObject>::cast(
4578 : JSReceiver::GetProperty(
4579 : isolate(),
4580 1296 : Handle<JSReceiver>(native_context()->global_object(), isolate()),
4581 2592 : factory()->InternalizeUtf8String("Intl"))
4582 1296 : .ToHandleChecked());
4583 :
4584 : Handle<JSFunction> segmenter_fun = InstallFunction(
4585 : isolate(), intl, "Segmenter", JS_INTL_SEGMENTER_TYPE, JSSegmenter::kSize,
4586 648 : 0, factory()->the_hole_value(), Builtins::kSegmenterConstructor);
4587 1296 : segmenter_fun->shared()->set_length(0);
4588 1296 : segmenter_fun->shared()->DontAdaptArguments();
4589 :
4590 : SimpleInstallFunction(isolate(), segmenter_fun, "supportedLocalesOf",
4591 648 : Builtins::kSegmenterSupportedLocalesOf, 1, false);
4592 :
4593 : {
4594 : // Setup %SegmenterPrototype%.
4595 : Handle<JSObject> prototype(
4596 1296 : JSObject::cast(segmenter_fun->instance_prototype()), isolate());
4597 :
4598 648 : InstallToStringTag(isolate(), prototype, "Intl.Segmenter");
4599 :
4600 : SimpleInstallFunction(isolate(), prototype, "resolvedOptions",
4601 : Builtins::kSegmenterPrototypeResolvedOptions, 0,
4602 648 : false);
4603 :
4604 : SimpleInstallFunction(isolate(), prototype, "segment",
4605 648 : Builtins::kSegmenterPrototypeSegment, 1, false);
4606 : }
4607 :
4608 : {
4609 : // Setup %SegmentIteratorPrototype%.
4610 : Handle<JSObject> iterator_prototype(
4611 1296 : native_context()->initial_iterator_prototype(), isolate());
4612 :
4613 : Handle<JSObject> prototype =
4614 1296 : factory()->NewJSObject(isolate()->object_function(), TENURED);
4615 648 : JSObject::ForceSetPrototype(prototype, iterator_prototype);
4616 :
4617 : InstallToStringTag(isolate(), prototype,
4618 648 : factory()->SegmentIterator_string());
4619 :
4620 : SimpleInstallFunction(isolate(), prototype, "next",
4621 648 : Builtins::kSegmentIteratorPrototypeNext, 0, false);
4622 :
4623 : SimpleInstallFunction(isolate(), prototype, "following",
4624 : Builtins::kSegmentIteratorPrototypeFollowing, 0,
4625 648 : false);
4626 :
4627 : SimpleInstallFunction(isolate(), prototype, "preceding",
4628 : Builtins::kSegmentIteratorPrototypePreceding, 0,
4629 648 : false);
4630 :
4631 : SimpleInstallGetter(isolate(), prototype,
4632 : factory()->InternalizeUtf8String("index"),
4633 1296 : Builtins::kSegmentIteratorPrototypeIndex, false);
4634 :
4635 : SimpleInstallGetter(isolate(), prototype,
4636 : factory()->InternalizeUtf8String("breakType"),
4637 1296 : Builtins::kSegmentIteratorPrototypeBreakType, false);
4638 :
4639 : // Setup SegmentIterator constructor.
4640 : Handle<String> name_string =
4641 : Name::ToFunctionName(
4642 : isolate(),
4643 1296 : isolate()->factory()->InternalizeUtf8String("SegmentIterator"))
4644 1296 : .ToHandleChecked();
4645 : Handle<JSFunction> segment_iterator_fun = CreateFunction(
4646 : isolate(), name_string, JS_INTL_SEGMENT_ITERATOR_TYPE,
4647 648 : JSSegmentIterator::kSize, 0, prototype, Builtins::kIllegal);
4648 648 : segment_iterator_fun->shared()->set_native(false);
4649 :
4650 : Handle<Map> segment_iterator_map(segment_iterator_fun->initial_map(),
4651 1296 : isolate());
4652 648 : native_context()->set_intl_segment_iterator_map(*segment_iterator_map);
4653 : }
4654 : }
4655 :
4656 : #endif // V8_INTL_SUPPORT
4657 :
4658 274785 : void Genesis::InitializeGlobal_harmony_object_from_entries() {
4659 183190 : if (!FLAG_harmony_object_from_entries) return;
4660 : SimpleInstallFunction(isolate(), isolate()->object_function(), "fromEntries",
4661 183190 : Builtins::kObjectFromEntries, 1, false);
4662 : }
4663 :
4664 222 : Handle<JSFunction> Genesis::CreateArrayBuffer(
4665 1665 : Handle<String> name, ArrayBufferKind array_buffer_kind) {
4666 : // Create the %ArrayBufferPrototype%
4667 : // Setup the {prototype} with the given {name} for @@toStringTag.
4668 : Handle<JSObject> prototype =
4669 444 : factory()->NewJSObject(isolate()->object_function(), TENURED);
4670 222 : InstallToStringTag(isolate(), prototype, name);
4671 :
4672 : // Allocate the constructor with the given {prototype}.
4673 : Handle<JSFunction> array_buffer_fun =
4674 : CreateFunction(isolate(), name, JS_ARRAY_BUFFER_TYPE,
4675 : JSArrayBuffer::kSizeWithEmbedderFields, 0, prototype,
4676 222 : Builtins::kArrayBufferConstructor);
4677 444 : array_buffer_fun->shared()->DontAdaptArguments();
4678 444 : array_buffer_fun->shared()->set_length(1);
4679 :
4680 : // Install the "constructor" property on the {prototype}.
4681 : JSObject::AddProperty(isolate(), prototype, factory()->constructor_string(),
4682 222 : array_buffer_fun, DONT_ENUM);
4683 :
4684 222 : switch (array_buffer_kind) {
4685 : case ARRAY_BUFFER:
4686 : InstallFunctionWithBuiltinId(isolate(), array_buffer_fun, "isView",
4687 : Builtins::kArrayBufferIsView, 1, true,
4688 111 : BuiltinFunctionId::kArrayBufferIsView);
4689 :
4690 : // Install the "byteLength" getter on the {prototype}.
4691 : SimpleInstallGetter(isolate(), prototype, factory()->byte_length_string(),
4692 : Builtins::kArrayBufferPrototypeGetByteLength, false,
4693 111 : BuiltinFunctionId::kArrayBufferByteLength);
4694 :
4695 : SimpleInstallFunction(isolate(), prototype, "slice",
4696 111 : Builtins::kArrayBufferPrototypeSlice, 2, true);
4697 111 : break;
4698 :
4699 : case SHARED_ARRAY_BUFFER:
4700 : // Install the "byteLength" getter on the {prototype}.
4701 : SimpleInstallGetter(isolate(), prototype, factory()->byte_length_string(),
4702 : Builtins::kSharedArrayBufferPrototypeGetByteLength,
4703 : false,
4704 111 : BuiltinFunctionId::kSharedArrayBufferByteLength);
4705 :
4706 : SimpleInstallFunction(isolate(), prototype, "slice",
4707 : Builtins::kSharedArrayBufferPrototypeSlice, 2,
4708 111 : true);
4709 111 : break;
4710 : }
4711 :
4712 222 : return array_buffer_fun;
4713 : }
4714 :
4715 666 : void Genesis::InstallInternalPackedArrayFunction(Handle<JSObject> prototype,
4716 1998 : const char* function_name) {
4717 1332 : Handle<JSObject> array_prototype(native_context()->initial_array_prototype(),
4718 666 : isolate());
4719 : Handle<Object> func =
4720 666 : JSReceiver::GetProperty(isolate(), array_prototype, function_name)
4721 1332 : .ToHandleChecked();
4722 : JSObject::AddProperty(isolate(), prototype, function_name, func,
4723 666 : ALL_ATTRIBUTES_MASK);
4724 666 : }
4725 :
4726 111 : void Genesis::InstallInternalPackedArray(Handle<JSObject> target,
4727 999 : const char* name) {
4728 : // --- I n t e r n a l A r r a y ---
4729 : // An array constructor on the builtins object that works like
4730 : // the public Array constructor, except that its prototype
4731 : // doesn't inherit from Object.prototype.
4732 : // To be used only for internal work by builtins. Instances
4733 : // must not be leaked to user code.
4734 : Handle<JSObject> prototype =
4735 222 : factory()->NewJSObject(isolate()->object_function(), TENURED);
4736 : Handle<JSFunction> array_function =
4737 : InstallFunction(isolate(), target, name, JS_ARRAY_TYPE, JSArray::kSize, 0,
4738 111 : prototype, Builtins::kInternalArrayConstructor);
4739 :
4740 222 : array_function->shared()->DontAdaptArguments();
4741 :
4742 222 : Handle<Map> original_map(array_function->initial_map(), isolate());
4743 111 : Handle<Map> initial_map = Map::Copy(isolate(), original_map, "InternalArray");
4744 111 : initial_map->set_elements_kind(PACKED_ELEMENTS);
4745 111 : JSFunction::SetInitialMap(array_function, initial_map, prototype);
4746 :
4747 : // Make "length" magic on instances.
4748 111 : Map::EnsureDescriptorSlack(isolate(), initial_map, 1);
4749 :
4750 : PropertyAttributes attribs = static_cast<PropertyAttributes>(
4751 : DONT_ENUM | DONT_DELETE);
4752 :
4753 : { // Add length.
4754 : Descriptor d = Descriptor::AccessorConstant(
4755 : factory()->length_string(), factory()->array_length_accessor(),
4756 111 : attribs);
4757 111 : initial_map->AppendDescriptor(isolate(), &d);
4758 : }
4759 :
4760 : JSObject::NormalizeProperties(
4761 : prototype, KEEP_INOBJECT_PROPERTIES, 6,
4762 111 : "OptimizeInternalPackedArrayPrototypeForAdding");
4763 111 : InstallInternalPackedArrayFunction(prototype, "push");
4764 111 : InstallInternalPackedArrayFunction(prototype, "pop");
4765 111 : InstallInternalPackedArrayFunction(prototype, "shift");
4766 111 : InstallInternalPackedArrayFunction(prototype, "unshift");
4767 111 : InstallInternalPackedArrayFunction(prototype, "splice");
4768 111 : InstallInternalPackedArrayFunction(prototype, "slice");
4769 :
4770 111 : JSObject::ForceSetPrototype(prototype, factory()->null_value());
4771 111 : JSObject::MigrateSlowToFast(prototype, 0, "Bootstrapping");
4772 111 : }
4773 :
4774 10323 : bool Genesis::InstallNatives() {
4775 : HandleScope scope(isolate());
4776 :
4777 : // Set up the extras utils object as a shared container between native
4778 : // scripts and extras. (Extras consume things added there by native scripts.)
4779 : Handle<JSObject> extras_utils =
4780 222 : factory()->NewJSObject(isolate()->object_function());
4781 222 : native_context()->set_extras_utils_object(*extras_utils);
4782 :
4783 111 : InstallInternalPackedArray(extras_utils, "InternalPackedArray");
4784 :
4785 : // Extras need the ability to store private state on their objects without
4786 : // exposing it to the outside world.
4787 : SimpleInstallFunction(isolate_, extras_utils, "createPrivateSymbol",
4788 111 : Builtins::kExtrasUtilsCreatePrivateSymbol, 1, false);
4789 :
4790 : SimpleInstallFunction(isolate_, extras_utils, "uncurryThis",
4791 111 : Builtins::kExtrasUtilsUncurryThis, 1, false);
4792 :
4793 : SimpleInstallFunction(isolate_, extras_utils, "markPromiseAsHandled",
4794 111 : Builtins::kExtrasUtilsMarkPromiseAsHandled, 1, false);
4795 :
4796 : SimpleInstallFunction(isolate_, extras_utils, "promiseState",
4797 111 : Builtins::kExtrasUtilsPromiseState, 1, false);
4798 :
4799 : // [[PromiseState]] values (for extrasUtils.promiseState())
4800 : // These values should be kept in sync with PromiseStatus in globals.h
4801 : JSObject::AddProperty(
4802 : isolate(), extras_utils, "kPROMISE_PENDING",
4803 : factory()->NewNumberFromInt(static_cast<int>(Promise::kPending)),
4804 222 : DONT_ENUM);
4805 : JSObject::AddProperty(
4806 : isolate(), extras_utils, "kPROMISE_FULFILLED",
4807 : factory()->NewNumberFromInt(static_cast<int>(Promise::kFulfilled)),
4808 222 : DONT_ENUM);
4809 : JSObject::AddProperty(
4810 : isolate(), extras_utils, "kPROMISE_REJECTED",
4811 : factory()->NewNumberFromInt(static_cast<int>(Promise::kRejected)),
4812 222 : DONT_ENUM);
4813 :
4814 : // v8.createPromise(parent)
4815 : Handle<JSFunction> promise_internal_constructor =
4816 : SimpleCreateFunction(isolate(), factory()->empty_string(),
4817 111 : Builtins::kPromiseInternalConstructor, 1, true);
4818 111 : promise_internal_constructor->shared()->set_native(false);
4819 : JSObject::AddProperty(isolate(), extras_utils, "createPromise",
4820 111 : promise_internal_constructor, DONT_ENUM);
4821 :
4822 : // v8.rejectPromise(promise, reason)
4823 : Handle<JSFunction> promise_internal_reject =
4824 : SimpleCreateFunction(isolate(), factory()->empty_string(),
4825 111 : Builtins::kPromiseInternalReject, 2, true);
4826 111 : promise_internal_reject->shared()->set_native(false);
4827 : JSObject::AddProperty(isolate(), extras_utils, "rejectPromise",
4828 111 : promise_internal_reject, DONT_ENUM);
4829 :
4830 : // v8.resolvePromise(promise, resolution)
4831 : Handle<JSFunction> promise_internal_resolve =
4832 : SimpleCreateFunction(isolate(), factory()->empty_string(),
4833 111 : Builtins::kPromiseInternalResolve, 2, true);
4834 111 : promise_internal_resolve->shared()->set_native(false);
4835 : JSObject::AddProperty(isolate(), extras_utils, "resolvePromise",
4836 111 : promise_internal_resolve, DONT_ENUM);
4837 :
4838 : JSObject::AddProperty(isolate(), extras_utils, "isPromise",
4839 222 : isolate()->is_promise(), DONT_ENUM);
4840 :
4841 : JSObject::MigrateSlowToFast(Handle<JSObject>::cast(extras_utils), 0,
4842 111 : "Bootstrapping");
4843 :
4844 : {
4845 : // Builtin function for OpaqueReference -- a JSValue-based object,
4846 : // that keeps its field isolated from JavaScript code. It may store
4847 : // objects, that JavaScript code may not access.
4848 : Handle<JSObject> prototype =
4849 222 : factory()->NewJSObject(isolate()->object_function(), TENURED);
4850 : Handle<JSFunction> opaque_reference_fun =
4851 : CreateFunction(isolate(), factory()->empty_string(), JS_VALUE_TYPE,
4852 111 : JSValue::kSize, 0, prototype, Builtins::kIllegal);
4853 111 : native_context()->set_opaque_reference_function(*opaque_reference_fun);
4854 : }
4855 :
4856 : auto fast_template_instantiations_cache = isolate()->factory()->NewFixedArray(
4857 111 : TemplateInfo::kFastTemplateInstantiationsCacheSize);
4858 222 : native_context()->set_fast_template_instantiations_cache(
4859 111 : *fast_template_instantiations_cache);
4860 :
4861 : auto slow_template_instantiations_cache = SimpleNumberDictionary::New(
4862 111 : isolate(), ApiNatives::kInitialFunctionCacheSize);
4863 222 : native_context()->set_slow_template_instantiations_cache(
4864 111 : *slow_template_instantiations_cache);
4865 :
4866 : // Store the map for the %ObjectPrototype% after the natives has been compiled
4867 : // and the Object function has been set up.
4868 : {
4869 222 : Handle<JSFunction> object_function(native_context()->object_function(),
4870 111 : isolate());
4871 : DCHECK(JSObject::cast(object_function->initial_map()->prototype())
4872 : ->HasFastProperties());
4873 222 : native_context()->set_object_function_prototype_map(
4874 333 : HeapObject::cast(object_function->initial_map()->prototype())->map());
4875 : }
4876 :
4877 : // Store the map for the %StringPrototype% after the natives has been compiled
4878 : // and the String function has been set up.
4879 222 : Handle<JSFunction> string_function(native_context()->string_function(),
4880 111 : isolate());
4881 : JSObject string_function_prototype =
4882 222 : JSObject::cast(string_function->initial_map()->prototype());
4883 : DCHECK(string_function_prototype->HasFastProperties());
4884 222 : native_context()->set_string_function_prototype_map(
4885 111 : string_function_prototype->map());
4886 :
4887 : Handle<JSGlobalObject> global_object =
4888 222 : handle(native_context()->global_object(), isolate());
4889 :
4890 : // Install Global.decodeURI.
4891 : InstallFunctionWithBuiltinId(isolate(), global_object, "decodeURI",
4892 : Builtins::kGlobalDecodeURI, 1, false,
4893 111 : BuiltinFunctionId::kGlobalDecodeURI);
4894 :
4895 : // Install Global.decodeURIComponent.
4896 : InstallFunctionWithBuiltinId(isolate(), global_object, "decodeURIComponent",
4897 : Builtins::kGlobalDecodeURIComponent, 1, false,
4898 111 : BuiltinFunctionId::kGlobalDecodeURIComponent);
4899 :
4900 : // Install Global.encodeURI.
4901 : InstallFunctionWithBuiltinId(isolate(), global_object, "encodeURI",
4902 : Builtins::kGlobalEncodeURI, 1, false,
4903 111 : BuiltinFunctionId::kGlobalEncodeURI);
4904 :
4905 : // Install Global.encodeURIComponent.
4906 : InstallFunctionWithBuiltinId(isolate(), global_object, "encodeURIComponent",
4907 : Builtins::kGlobalEncodeURIComponent, 1, false,
4908 111 : BuiltinFunctionId::kGlobalEncodeURIComponent);
4909 :
4910 : // Install Global.escape.
4911 : InstallFunctionWithBuiltinId(isolate(), global_object, "escape",
4912 : Builtins::kGlobalEscape, 1, false,
4913 111 : BuiltinFunctionId::kGlobalEscape);
4914 :
4915 : // Install Global.unescape.
4916 : InstallFunctionWithBuiltinId(isolate(), global_object, "unescape",
4917 : Builtins::kGlobalUnescape, 1, false,
4918 111 : BuiltinFunctionId::kGlobalUnescape);
4919 :
4920 : // Install Global.eval.
4921 : {
4922 : Handle<JSFunction> eval = SimpleInstallFunction(
4923 111 : isolate(), global_object, "eval", Builtins::kGlobalEval, 1, false);
4924 111 : native_context()->set_global_eval_fun(*eval);
4925 : }
4926 :
4927 : // Install Global.isFinite
4928 : InstallFunctionWithBuiltinId(isolate(), global_object, "isFinite",
4929 : Builtins::kGlobalIsFinite, 1, true,
4930 111 : BuiltinFunctionId::kGlobalIsFinite);
4931 :
4932 : // Install Global.isNaN
4933 : InstallFunctionWithBuiltinId(isolate(), global_object, "isNaN",
4934 : Builtins::kGlobalIsNaN, 1, true,
4935 111 : BuiltinFunctionId::kGlobalIsNaN);
4936 :
4937 : // Install Array builtin functions.
4938 : {
4939 222 : Handle<JSFunction> array_constructor(native_context()->array_function(),
4940 111 : isolate());
4941 : Handle<JSArray> proto(JSArray::cast(array_constructor->prototype()),
4942 222 : isolate());
4943 :
4944 : // Verification of important array prototype properties.
4945 111 : Object length = proto->length();
4946 111 : CHECK(length->IsSmi());
4947 111 : CHECK_EQ(Smi::ToInt(length), 0);
4948 222 : CHECK(proto->HasSmiOrObjectElements());
4949 : // This is necessary to enable fast checks for absence of elements
4950 : // on Array.prototype and below.
4951 333 : proto->set_elements(ReadOnlyRoots(heap()).empty_fixed_array());
4952 : }
4953 :
4954 111 : InstallBuiltinFunctionIds();
4955 :
4956 : // Create a map for accessor property descriptors (a variant of JSObject
4957 : // that predefines four properties get, set, configurable and enumerable).
4958 : {
4959 : // AccessorPropertyDescriptor initial map.
4960 : Handle<Map> map =
4961 : factory()->NewMap(JS_OBJECT_TYPE, JSAccessorPropertyDescriptor::kSize,
4962 111 : TERMINAL_FAST_ELEMENTS_KIND, 4);
4963 : // Create the descriptor array for the property descriptor object.
4964 111 : Map::EnsureDescriptorSlack(isolate(), map, 4);
4965 :
4966 : { // get
4967 : Descriptor d =
4968 : Descriptor::DataField(isolate(), factory()->get_string(),
4969 : JSAccessorPropertyDescriptor::kGetIndex, NONE,
4970 111 : Representation::Tagged());
4971 111 : map->AppendDescriptor(isolate(), &d);
4972 : }
4973 : { // set
4974 : Descriptor d =
4975 : Descriptor::DataField(isolate(), factory()->set_string(),
4976 : JSAccessorPropertyDescriptor::kSetIndex, NONE,
4977 111 : Representation::Tagged());
4978 111 : map->AppendDescriptor(isolate(), &d);
4979 : }
4980 : { // enumerable
4981 : Descriptor d =
4982 : Descriptor::DataField(isolate(), factory()->enumerable_string(),
4983 : JSAccessorPropertyDescriptor::kEnumerableIndex,
4984 111 : NONE, Representation::Tagged());
4985 111 : map->AppendDescriptor(isolate(), &d);
4986 : }
4987 : { // configurable
4988 : Descriptor d = Descriptor::DataField(
4989 : isolate(), factory()->configurable_string(),
4990 : JSAccessorPropertyDescriptor::kConfigurableIndex, NONE,
4991 111 : Representation::Tagged());
4992 111 : map->AppendDescriptor(isolate(), &d);
4993 : }
4994 :
4995 222 : Map::SetPrototype(isolate(), map, isolate()->initial_object_prototype());
4996 222 : map->SetConstructor(native_context()->object_function());
4997 :
4998 111 : native_context()->set_accessor_property_descriptor_map(*map);
4999 : }
5000 :
5001 : // Create a map for data property descriptors (a variant of JSObject
5002 : // that predefines four properties value, writable, configurable and
5003 : // enumerable).
5004 : {
5005 : // DataPropertyDescriptor initial map.
5006 : Handle<Map> map =
5007 : factory()->NewMap(JS_OBJECT_TYPE, JSDataPropertyDescriptor::kSize,
5008 111 : TERMINAL_FAST_ELEMENTS_KIND, 4);
5009 : // Create the descriptor array for the property descriptor object.
5010 111 : Map::EnsureDescriptorSlack(isolate(), map, 4);
5011 :
5012 : { // value
5013 : Descriptor d =
5014 : Descriptor::DataField(isolate(), factory()->value_string(),
5015 : JSDataPropertyDescriptor::kValueIndex, NONE,
5016 111 : Representation::Tagged());
5017 111 : map->AppendDescriptor(isolate(), &d);
5018 : }
5019 : { // writable
5020 : Descriptor d =
5021 : Descriptor::DataField(isolate(), factory()->writable_string(),
5022 : JSDataPropertyDescriptor::kWritableIndex, NONE,
5023 111 : Representation::Tagged());
5024 111 : map->AppendDescriptor(isolate(), &d);
5025 : }
5026 : { // enumerable
5027 : Descriptor d =
5028 : Descriptor::DataField(isolate(), factory()->enumerable_string(),
5029 : JSDataPropertyDescriptor::kEnumerableIndex,
5030 111 : NONE, Representation::Tagged());
5031 111 : map->AppendDescriptor(isolate(), &d);
5032 : }
5033 : { // configurable
5034 : Descriptor d =
5035 : Descriptor::DataField(isolate(), factory()->configurable_string(),
5036 : JSDataPropertyDescriptor::kConfigurableIndex,
5037 111 : NONE, Representation::Tagged());
5038 111 : map->AppendDescriptor(isolate(), &d);
5039 : }
5040 :
5041 222 : Map::SetPrototype(isolate(), map, isolate()->initial_object_prototype());
5042 222 : map->SetConstructor(native_context()->object_function());
5043 :
5044 111 : native_context()->set_data_property_descriptor_map(*map);
5045 : }
5046 :
5047 : // Create a constructor for RegExp results (a variant of Array that
5048 : // predefines the properties index, input, and groups).
5049 : {
5050 : // JSRegExpResult initial map.
5051 :
5052 : // Find global.Array.prototype to inherit from.
5053 222 : Handle<JSFunction> array_constructor(native_context()->array_function(),
5054 111 : isolate());
5055 : Handle<JSObject> array_prototype(
5056 222 : JSObject::cast(array_constructor->instance_prototype()), isolate());
5057 :
5058 : // Add initial map.
5059 : Handle<Map> initial_map = factory()->NewMap(
5060 : JS_ARRAY_TYPE, JSRegExpResult::kSize, TERMINAL_FAST_ELEMENTS_KIND,
5061 111 : JSRegExpResult::kInObjectPropertyCount);
5062 222 : initial_map->SetConstructor(*array_constructor);
5063 :
5064 : // Set prototype on map.
5065 : initial_map->set_has_non_instance_prototype(false);
5066 111 : Map::SetPrototype(isolate(), initial_map, array_prototype);
5067 :
5068 : // Update map with length accessor from Array and add "index", "input" and
5069 : // "groups".
5070 : Map::EnsureDescriptorSlack(isolate(), initial_map,
5071 111 : JSRegExpResult::kInObjectPropertyCount + 1);
5072 :
5073 : // length descriptor.
5074 : {
5075 111 : JSFunction array_function = native_context()->array_function();
5076 : Handle<DescriptorArray> array_descriptors(
5077 222 : array_function->initial_map()->instance_descriptors(), isolate());
5078 : Handle<String> length = factory()->length_string();
5079 : int old = array_descriptors->SearchWithCache(
5080 333 : isolate(), *length, array_function->initial_map());
5081 : DCHECK_NE(old, DescriptorArray::kNotFound);
5082 : Descriptor d = Descriptor::AccessorConstant(
5083 : length, handle(array_descriptors->GetStrongValue(old), isolate()),
5084 333 : array_descriptors->GetDetails(old).attributes());
5085 111 : initial_map->AppendDescriptor(isolate(), &d);
5086 : }
5087 :
5088 : // index descriptor.
5089 : {
5090 : Descriptor d = Descriptor::DataField(isolate(), factory()->index_string(),
5091 : JSRegExpResult::kIndexIndex, NONE,
5092 111 : Representation::Tagged());
5093 111 : initial_map->AppendDescriptor(isolate(), &d);
5094 : }
5095 :
5096 : // input descriptor.
5097 : {
5098 : Descriptor d = Descriptor::DataField(isolate(), factory()->input_string(),
5099 : JSRegExpResult::kInputIndex, NONE,
5100 111 : Representation::Tagged());
5101 111 : initial_map->AppendDescriptor(isolate(), &d);
5102 : }
5103 :
5104 : // groups descriptor.
5105 : {
5106 : Descriptor d = Descriptor::DataField(
5107 : isolate(), factory()->groups_string(), JSRegExpResult::kGroupsIndex,
5108 111 : NONE, Representation::Tagged());
5109 111 : initial_map->AppendDescriptor(isolate(), &d);
5110 : }
5111 :
5112 111 : native_context()->set_regexp_result_map(*initial_map);
5113 : }
5114 :
5115 : // Add @@iterator method to the arguments object maps.
5116 : {
5117 : PropertyAttributes attribs = DONT_ENUM;
5118 : Handle<AccessorInfo> arguments_iterator =
5119 : factory()->arguments_iterator_accessor();
5120 : {
5121 : Descriptor d = Descriptor::AccessorConstant(factory()->iterator_symbol(),
5122 111 : arguments_iterator, attribs);
5123 222 : Handle<Map> map(native_context()->sloppy_arguments_map(), isolate());
5124 111 : Map::EnsureDescriptorSlack(isolate(), map, 1);
5125 111 : map->AppendDescriptor(isolate(), &d);
5126 : }
5127 : {
5128 : Descriptor d = Descriptor::AccessorConstant(factory()->iterator_symbol(),
5129 111 : arguments_iterator, attribs);
5130 222 : Handle<Map> map(native_context()->fast_aliased_arguments_map(),
5131 111 : isolate());
5132 111 : Map::EnsureDescriptorSlack(isolate(), map, 1);
5133 111 : map->AppendDescriptor(isolate(), &d);
5134 : }
5135 : {
5136 : Descriptor d = Descriptor::AccessorConstant(factory()->iterator_symbol(),
5137 111 : arguments_iterator, attribs);
5138 222 : Handle<Map> map(native_context()->slow_aliased_arguments_map(),
5139 111 : isolate());
5140 111 : Map::EnsureDescriptorSlack(isolate(), map, 1);
5141 111 : map->AppendDescriptor(isolate(), &d);
5142 : }
5143 : {
5144 : Descriptor d = Descriptor::AccessorConstant(factory()->iterator_symbol(),
5145 111 : arguments_iterator, attribs);
5146 222 : Handle<Map> map(native_context()->strict_arguments_map(), isolate());
5147 111 : Map::EnsureDescriptorSlack(isolate(), map, 1);
5148 111 : map->AppendDescriptor(isolate(), &d);
5149 : }
5150 : }
5151 :
5152 111 : return true;
5153 : }
5154 :
5155 666 : bool Genesis::InstallExtraNatives() {
5156 : HandleScope scope(isolate());
5157 :
5158 : Handle<JSObject> extras_binding =
5159 222 : factory()->NewJSObject(isolate()->object_function());
5160 :
5161 : // binding.isTraceCategoryEnabled(category)
5162 : SimpleInstallFunction(isolate(), extras_binding, "isTraceCategoryEnabled",
5163 111 : Builtins::kIsTraceCategoryEnabled, 1, true);
5164 :
5165 : // binding.trace(phase, category, name, id, data)
5166 : SimpleInstallFunction(isolate(), extras_binding, "trace", Builtins::kTrace, 5,
5167 111 : true);
5168 :
5169 111 : native_context()->set_extras_binding_object(*extras_binding);
5170 :
5171 222 : for (int i = 0; i < ExtraNatives::GetBuiltinsCount(); i++) {
5172 111 : if (!Bootstrapper::CompileExtraBuiltin(isolate(), i)) return false;
5173 : }
5174 :
5175 : return true;
5176 : }
5177 :
5178 :
5179 14319 : static void InstallBuiltinFunctionId(Isolate* isolate, Handle<JSObject> holder,
5180 : const char* function_name,
5181 : BuiltinFunctionId id) {
5182 : Handle<Object> function_object =
5183 28638 : JSReceiver::GetProperty(isolate, holder, function_name).ToHandleChecked();
5184 14319 : Handle<JSFunction> function = Handle<JSFunction>::cast(function_object);
5185 28638 : function->shared()->set_builtin_function_id(id);
5186 14319 : }
5187 :
5188 : #define INSTALL_BUILTIN_ID(holder_expr, fun_name, name) \
5189 : {#holder_expr, #fun_name, BuiltinFunctionId::k##name},
5190 :
5191 28749 : void Genesis::InstallBuiltinFunctionIds() {
5192 : HandleScope scope(isolate());
5193 : struct BuiltinFunctionIds {
5194 : const char* holder_expr;
5195 : const char* fun_name;
5196 : BuiltinFunctionId id;
5197 : };
5198 :
5199 : const BuiltinFunctionIds builtins[] = {
5200 111 : FUNCTIONS_WITH_ID_LIST(INSTALL_BUILTIN_ID)};
5201 :
5202 14430 : for (const BuiltinFunctionIds& builtin : builtins) {
5203 : Handle<JSObject> holder = ResolveBuiltinIdHolder(
5204 28638 : isolate(), native_context(), builtin.holder_expr);
5205 28638 : InstallBuiltinFunctionId(isolate(), holder, builtin.fun_name, builtin.id);
5206 : }
5207 111 : }
5208 :
5209 : #undef INSTALL_BUILTIN_ID
5210 :
5211 :
5212 111 : void Genesis::InitializeNormalizedMapCaches() {
5213 111 : Handle<NormalizedMapCache> cache = NormalizedMapCache::New(isolate());
5214 222 : native_context()->set_normalized_map_cache(*cache);
5215 111 : }
5216 :
5217 :
5218 91890 : bool Bootstrapper::InstallExtensions(Handle<Context> native_context,
5219 : v8::ExtensionConfiguration* extensions) {
5220 : // Don't install extensions into the snapshot.
5221 91890 : if (isolate_->serializer_enabled()) return true;
5222 : BootstrapperActive active(this);
5223 183189 : SaveContext saved_context(isolate_);
5224 91594 : isolate_->set_context(*native_context);
5225 183149 : return Genesis::InstallExtensions(isolate_, native_context, extensions) &&
5226 91555 : Genesis::InstallSpecialObjects(isolate_, native_context);
5227 : }
5228 :
5229 91555 : bool Genesis::InstallSpecialObjects(Isolate* isolate,
5230 : Handle<Context> native_context) {
5231 : HandleScope scope(isolate);
5232 :
5233 91555 : Handle<JSObject> Error = isolate->error_function();
5234 : Handle<String> name = isolate->factory()->stackTraceLimit_string();
5235 91555 : Handle<Smi> stack_trace_limit(Smi::FromInt(FLAG_stack_trace_limit), isolate);
5236 91555 : JSObject::AddProperty(isolate, Error, name, stack_trace_limit, NONE);
5237 :
5238 91555 : if (FLAG_expose_wasm) {
5239 : // Install the internal data structures into the isolate and expose on
5240 : // the global object.
5241 91528 : WasmJs::Install(isolate, true);
5242 27 : } else if (FLAG_validate_asm) {
5243 : // Install the internal data structures only; these are needed for asm.js
5244 : // translated to WASM to work correctly.
5245 27 : WasmJs::Install(isolate, false);
5246 : }
5247 :
5248 91555 : return true;
5249 : }
5250 :
5251 :
5252 : static uint32_t Hash(RegisteredExtension* extension) {
5253 : return v8::internal::ComputePointerHash(extension);
5254 : }
5255 :
5256 0 : Genesis::ExtensionStates::ExtensionStates() : map_(8) {}
5257 :
5258 4605 : Genesis::ExtensionTraversalState Genesis::ExtensionStates::get_state(
5259 : RegisteredExtension* extension) {
5260 4605 : base::HashMap::Entry* entry = map_.Lookup(extension, Hash(extension));
5261 4606 : if (entry == nullptr) {
5262 : return UNVISITED;
5263 : }
5264 : return static_cast<ExtensionTraversalState>(
5265 59 : reinterpret_cast<intptr_t>(entry->value));
5266 : }
5267 :
5268 9082 : void Genesis::ExtensionStates::set_state(RegisteredExtension* extension,
5269 : ExtensionTraversalState state) {
5270 18166 : map_.LookupOrInsert(extension, Hash(extension))->value =
5271 9084 : reinterpret_cast<void*>(static_cast<intptr_t>(state));
5272 9084 : }
5273 :
5274 91594 : bool Genesis::InstallExtensions(Isolate* isolate,
5275 : Handle<Context> native_context,
5276 : v8::ExtensionConfiguration* extensions) {
5277 : ExtensionStates extension_states; // All extensions have state UNVISITED.
5278 183189 : return InstallAutoExtensions(isolate, &extension_states) &&
5279 91594 : (!FLAG_expose_free_buffer ||
5280 91594 : InstallExtension(isolate, "v8/free-buffer", &extension_states)) &&
5281 94090 : (!FLAG_expose_gc ||
5282 94090 : InstallExtension(isolate, "v8/gc", &extension_states)) &&
5283 91716 : (!FLAG_expose_externalize_string ||
5284 91716 : InstallExtension(isolate, "v8/externalize", &extension_states)) &&
5285 91594 : (!FLAG_gc_stats ||
5286 91594 : InstallExtension(isolate, "v8/statistics", &extension_states)) &&
5287 91595 : (!FLAG_expose_trigger_failure ||
5288 91595 : InstallExtension(isolate, "v8/trigger-failure", &extension_states)) &&
5289 91603 : (!FLAG_trace_ignition_dispatches ||
5290 : InstallExtension(isolate, "v8/ignition-statistics",
5291 183198 : &extension_states)) &&
5292 183189 : InstallRequestedExtensions(isolate, extensions, &extension_states);
5293 : }
5294 :
5295 :
5296 91595 : bool Genesis::InstallAutoExtensions(Isolate* isolate,
5297 : ExtensionStates* extension_states) {
5298 754078 : for (v8::RegisteredExtension* it = v8::RegisteredExtension::first_extension();
5299 : it != nullptr; it = it->next()) {
5300 662503 : if (it->extension()->auto_enable() &&
5301 20 : !InstallExtension(isolate, it, extension_states)) {
5302 : return false;
5303 : }
5304 : }
5305 : return true;
5306 : }
5307 :
5308 :
5309 91595 : bool Genesis::InstallRequestedExtensions(Isolate* isolate,
5310 185001 : v8::ExtensionConfiguration* extensions,
5311 : ExtensionStates* extension_states) {
5312 186812 : for (const char** it = extensions->begin(); it != extensions->end(); ++it) {
5313 1852 : if (!InstallExtension(isolate, *it, extension_states)) return false;
5314 : }
5315 : return true;
5316 : }
5317 :
5318 :
5319 : // Installs a named extension. This methods is unoptimized and does
5320 : // not scale well if we want to support a large number of extensions.
5321 4563 : bool Genesis::InstallExtension(Isolate* isolate,
5322 : const char* name,
5323 : ExtensionStates* extension_states) {
5324 21776 : for (v8::RegisteredExtension* it = v8::RegisteredExtension::first_extension();
5325 : it != nullptr; it = it->next()) {
5326 21776 : if (strcmp(name, it->extension()->name()) == 0) {
5327 4563 : return InstallExtension(isolate, it, extension_states);
5328 : }
5329 : }
5330 : return Utils::ApiCheck(false,
5331 : "v8::Context::New()",
5332 0 : "Cannot find required extension");
5333 : }
5334 :
5335 :
5336 4606 : bool Genesis::InstallExtension(Isolate* isolate,
5337 4580 : v8::RegisteredExtension* current,
5338 : ExtensionStates* extension_states) {
5339 : HandleScope scope(isolate);
5340 :
5341 4606 : if (extension_states->get_state(current) == INSTALLED) return true;
5342 : // The current node has already been visited so there must be a
5343 : // cycle in the dependency graph; fail.
5344 4553 : if (!Utils::ApiCheck(extension_states->get_state(current) != VISITED,
5345 : "v8::Context::New()",
5346 4552 : "Circular extension dependency")) {
5347 : return false;
5348 : }
5349 : DCHECK(extension_states->get_state(current) == UNVISITED);
5350 4548 : extension_states->set_state(current, VISITED);
5351 4747 : v8::Extension* extension = current->extension();
5352 : // Install the extension's dependencies
5353 9282 : for (int i = 0; i < extension->dependency_count(); i++) {
5354 106 : if (!InstallExtension(isolate,
5355 106 : extension->dependencies()[i],
5356 106 : extension_states)) {
5357 : return false;
5358 : }
5359 : }
5360 : // We do not expect this to throw an exception. Change this if it does.
5361 4535 : bool result = CompileExtension(isolate, extension);
5362 : DCHECK(isolate->has_pending_exception() != result);
5363 4535 : if (!result) {
5364 : // We print out the name of the extension that fail to install.
5365 : // When an error is thrown during bootstrapping we automatically print
5366 : // the line number at which this happened to the console in the isolate
5367 : // error throwing functionality.
5368 : base::OS::PrintError("Error installing extension '%s'.\n",
5369 35 : current->extension()->name());
5370 35 : isolate->clear_pending_exception();
5371 : }
5372 4535 : extension_states->set_state(current, INSTALLED);
5373 4537 : return result;
5374 : }
5375 :
5376 :
5377 91851 : bool Genesis::ConfigureGlobalObjects(
5378 530346 : v8::Local<v8::ObjectTemplate> global_proxy_template) {
5379 : Handle<JSObject> global_proxy(
5380 183702 : JSObject::cast(native_context()->global_proxy()), isolate());
5381 : Handle<JSObject> global_object(
5382 183702 : JSObject::cast(native_context()->global_object()), isolate());
5383 :
5384 91851 : if (!global_proxy_template.IsEmpty()) {
5385 : // Configure the global proxy object.
5386 : Handle<ObjectTemplateInfo> global_proxy_data =
5387 : v8::Utils::OpenHandle(*global_proxy_template);
5388 54314 : if (!ConfigureApiObject(global_proxy, global_proxy_data)) return false;
5389 :
5390 : // Configure the global object.
5391 : Handle<FunctionTemplateInfo> proxy_constructor(
5392 : FunctionTemplateInfo::cast(global_proxy_data->constructor()),
5393 108628 : isolate());
5394 108628 : if (!proxy_constructor->GetPrototypeTemplate()->IsUndefined(isolate())) {
5395 : Handle<ObjectTemplateInfo> global_object_data(
5396 : ObjectTemplateInfo::cast(proxy_constructor->GetPrototypeTemplate()),
5397 108628 : isolate());
5398 54314 : if (!ConfigureApiObject(global_object, global_object_data)) return false;
5399 : }
5400 : }
5401 :
5402 91851 : JSObject::ForceSetPrototype(global_proxy, global_object);
5403 :
5404 183702 : native_context()->set_array_buffer_map(
5405 275553 : native_context()->array_buffer_fun()->initial_map());
5406 :
5407 183702 : Handle<JSFunction> js_map_fun(native_context()->js_map_fun(), isolate());
5408 183702 : Handle<JSFunction> js_set_fun(native_context()->js_set_fun(), isolate());
5409 : // Force the Map/Set constructor to fast properties, so that we can use the
5410 : // fast paths for various things like
5411 : //
5412 : // x instanceof Map
5413 : // x instanceof Set
5414 : //
5415 : // etc. We should probably come up with a more principled approach once
5416 : // the JavaScript builtins are gone.
5417 91851 : JSObject::MigrateSlowToFast(js_map_fun, 0, "Bootstrapping");
5418 91851 : JSObject::MigrateSlowToFast(js_set_fun, 0, "Bootstrapping");
5419 :
5420 183702 : native_context()->set_js_map_map(js_map_fun->initial_map());
5421 183702 : native_context()->set_js_set_map(js_set_fun->initial_map());
5422 :
5423 91851 : return true;
5424 : }
5425 :
5426 :
5427 108628 : bool Genesis::ConfigureApiObject(Handle<JSObject> object,
5428 0 : Handle<ObjectTemplateInfo> object_template) {
5429 : DCHECK(!object_template.is_null());
5430 : DCHECK(FunctionTemplateInfo::cast(object_template->constructor())
5431 : ->IsTemplateFor(object->map()));;
5432 :
5433 : MaybeHandle<JSObject> maybe_obj =
5434 108628 : ApiNatives::InstantiateObject(object->GetIsolate(), object_template);
5435 : Handle<JSObject> instantiated_template;
5436 108628 : if (!maybe_obj.ToHandle(&instantiated_template)) {
5437 : DCHECK(isolate()->has_pending_exception());
5438 0 : isolate()->clear_pending_exception();
5439 0 : return false;
5440 : }
5441 108628 : TransferObject(instantiated_template, object);
5442 108628 : return true;
5443 : }
5444 :
5445 5870748 : static bool PropertyAlreadyExists(Isolate* isolate, Handle<JSObject> to,
5446 : Handle<Name> key) {
5447 5870748 : LookupIterator it(isolate, to, key, LookupIterator::OWN_SKIP_INTERCEPTOR);
5448 5870748 : CHECK_NE(LookupIterator::ACCESS_CHECK, it.state());
5449 5870748 : return it.IsFound();
5450 : }
5451 :
5452 200368 : void Genesis::TransferNamedProperties(Handle<JSObject> from,
5453 34432883 : Handle<JSObject> to) {
5454 : // If JSObject::AddProperty asserts due to already existing property,
5455 : // it is likely due to both global objects sharing property name(s).
5456 : // Merging those two global objects is impossible.
5457 : // The global template must not create properties that already exist
5458 : // in the snapshotted global object.
5459 200368 : if (from->HasFastProperties()) {
5460 : Handle<DescriptorArray> descs =
5461 217256 : Handle<DescriptorArray>(from->map()->instance_descriptors(), isolate());
5462 1866690 : for (int i = 0; i < from->map()->NumberOfOwnDescriptors(); i++) {
5463 824717 : PropertyDetails details = descs->GetDetails(i);
5464 824717 : if (details.location() == kField) {
5465 258809 : if (details.kind() == kData) {
5466 : HandleScope inner(isolate());
5467 517618 : Handle<Name> key = Handle<Name>(descs->GetKey(i), isolate());
5468 : // If the property is already there we skip it.
5469 258809 : if (PropertyAlreadyExists(isolate(), to, key)) continue;
5470 258809 : FieldIndex index = FieldIndex::ForDescriptor(from->map(), i);
5471 : Handle<Object> value =
5472 258809 : JSObject::FastPropertyAt(from, details.representation(), index);
5473 : JSObject::AddProperty(isolate(), to, key, value,
5474 258809 : details.attributes());
5475 : } else {
5476 : DCHECK_EQ(kAccessor, details.kind());
5477 0 : UNREACHABLE();
5478 : }
5479 :
5480 : } else {
5481 : DCHECK_EQ(kDescriptor, details.location());
5482 565908 : if (details.kind() == kData) {
5483 : DCHECK(!FLAG_track_constant_fields);
5484 : HandleScope inner(isolate());
5485 1131488 : Handle<Name> key = Handle<Name>(descs->GetKey(i), isolate());
5486 : // If the property is already there we skip it.
5487 565744 : if (PropertyAlreadyExists(isolate(), to, key)) continue;
5488 1131478 : Handle<Object> value(descs->GetStrongValue(i), isolate());
5489 : JSObject::AddProperty(isolate(), to, key, value,
5490 565739 : details.attributes());
5491 : } else {
5492 : DCHECK_EQ(kAccessor, details.kind());
5493 328 : Handle<Name> key(descs->GetKey(i), isolate());
5494 : // If the property is already there we skip it.
5495 164 : if (PropertyAlreadyExists(isolate(), to, key)) continue;
5496 : HandleScope inner(isolate());
5497 : DCHECK(!to->HasFastProperties());
5498 : // Add to dictionary.
5499 328 : Handle<Object> value(descs->GetStrongValue(i), isolate());
5500 : PropertyDetails d(kAccessor, details.attributes(),
5501 : PropertyCellType::kMutable);
5502 164 : JSObject::SetNormalizedProperty(to, key, value, d);
5503 : }
5504 : }
5505 : }
5506 183480 : } else if (from->IsJSGlobalObject()) {
5507 : // Copy all keys and values in enumeration order.
5508 : Handle<GlobalDictionary> properties(
5509 183480 : JSGlobalObject::cast(*from)->global_dictionary(), isolate());
5510 : Handle<FixedArray> indices =
5511 91740 : GlobalDictionary::IterationIndices(isolate(), properties);
5512 10275532 : for (int i = 0; i < indices->length(); i++) {
5513 5046025 : int index = Smi::ToInt(indices->get(i));
5514 10092051 : Handle<PropertyCell> cell(properties->CellAt(index), isolate());
5515 10092054 : Handle<Name> key(cell->name(), isolate());
5516 : // If the property is already there we skip it.
5517 5046029 : if (PropertyAlreadyExists(isolate(), to, key)) continue;
5518 : // Set the property.
5519 10092061 : Handle<Object> value(cell->value(), isolate());
5520 10092066 : if (value->IsTheHole(isolate())) continue;
5521 5046034 : PropertyDetails details = cell->property_details();
5522 5046032 : if (details.kind() != kData) continue;
5523 5046032 : JSObject::AddProperty(isolate(), to, key, value, details.attributes());
5524 : }
5525 : } else {
5526 : // Copy all keys and values in enumeration order.
5527 : Handle<NameDictionary> properties =
5528 0 : Handle<NameDictionary>(from->property_dictionary(), isolate());
5529 : Handle<FixedArray> key_indices =
5530 0 : NameDictionary::IterationIndices(isolate(), properties);
5531 : ReadOnlyRoots roots(isolate());
5532 0 : for (int i = 0; i < key_indices->length(); i++) {
5533 0 : int key_index = Smi::ToInt(key_indices->get(i));
5534 0 : Object raw_key = properties->KeyAt(key_index);
5535 : DCHECK(properties->IsKey(roots, raw_key));
5536 : DCHECK(raw_key->IsName());
5537 : Handle<Name> key(Name::cast(raw_key), isolate());
5538 : // If the property is already there we skip it.
5539 0 : if (PropertyAlreadyExists(isolate(), to, key)) continue;
5540 : // Set the property.
5541 : Handle<Object> value =
5542 0 : Handle<Object>(properties->ValueAt(key_index), isolate());
5543 : DCHECK(!value->IsCell());
5544 : DCHECK(!value->IsTheHole(isolate()));
5545 0 : PropertyDetails details = properties->DetailsAt(key_index);
5546 : DCHECK_EQ(kData, details.kind());
5547 0 : JSObject::AddProperty(isolate(), to, key, value, details.attributes());
5548 : }
5549 : }
5550 200368 : }
5551 :
5552 :
5553 200368 : void Genesis::TransferIndexedProperties(Handle<JSObject> from,
5554 400736 : Handle<JSObject> to) {
5555 : // Cloning the elements array is sufficient.
5556 : Handle<FixedArray> from_elements =
5557 400736 : Handle<FixedArray>(FixedArray::cast(from->elements()), isolate());
5558 200368 : Handle<FixedArray> to_elements = factory()->CopyFixedArray(from_elements);
5559 400736 : to->set_elements(*to_elements);
5560 200368 : }
5561 :
5562 :
5563 217256 : void Genesis::TransferObject(Handle<JSObject> from, Handle<JSObject> to) {
5564 : HandleScope outer(isolate());
5565 :
5566 : DCHECK(!from->IsJSArray());
5567 : DCHECK(!to->IsJSArray());
5568 :
5569 108628 : TransferNamedProperties(from, to);
5570 108628 : TransferIndexedProperties(from, to);
5571 :
5572 : // Transfer the prototype (new map is needed).
5573 : Handle<Object> proto(from->map()->prototype(), isolate());
5574 108628 : JSObject::ForceSetPrototype(to, proto);
5575 108628 : }
5576 :
5577 91891 : Genesis::Genesis(
5578 459455 : Isolate* isolate, MaybeHandle<JSGlobalProxy> maybe_global_proxy,
5579 : v8::Local<v8::ObjectTemplate> global_proxy_template,
5580 : size_t context_snapshot_index,
5581 : v8::DeserializeEmbedderFieldsCallback embedder_fields_deserializer)
5582 91891 : : isolate_(isolate), active_(isolate->bootstrapper()) {
5583 91891 : RuntimeCallTimerScope rcs_timer(isolate, RuntimeCallCounterId::kGenesis);
5584 91891 : result_ = Handle<Context>::null();
5585 91891 : global_proxy_ = Handle<JSGlobalProxy>::null();
5586 :
5587 : // Before creating the roots we must save the context and restore it
5588 : // on all function exits.
5589 183782 : SaveContext saved_context(isolate);
5590 :
5591 : // The deserializer needs to hook up references to the global proxy.
5592 : // Create an uninitialized global proxy now if we don't have one
5593 : // and initialize it later in CreateNewGlobals.
5594 : Handle<JSGlobalProxy> global_proxy;
5595 91891 : if (!maybe_global_proxy.ToHandle(&global_proxy)) {
5596 : int instance_size = 0;
5597 91822 : if (context_snapshot_index > 0) {
5598 : // The global proxy function to reinitialize this global proxy is in the
5599 : // context that is yet to be deserialized. We need to prepare a global
5600 : // proxy of the correct size.
5601 35 : Object size = isolate->heap()->serialized_global_proxy_sizes()->get(
5602 105 : static_cast<int>(context_snapshot_index) - 1);
5603 35 : instance_size = Smi::ToInt(size);
5604 : } else {
5605 : instance_size = JSGlobalProxy::SizeWithEmbedderFields(
5606 : global_proxy_template.IsEmpty()
5607 : ? 0
5608 91787 : : global_proxy_template->InternalFieldCount());
5609 : }
5610 : global_proxy =
5611 91822 : isolate->factory()->NewUninitializedJSGlobalProxy(instance_size);
5612 : }
5613 :
5614 : // We can only de-serialize a context if the isolate was initialized from
5615 : // a snapshot. Otherwise we have to build the context from scratch.
5616 : // Also create a context from scratch to expose natives, if required by flag.
5617 : DCHECK(native_context_.is_null());
5618 91891 : if (isolate->initialized_from_snapshot()) {
5619 : Handle<Context> context;
5620 91825 : if (Snapshot::NewContextFromSnapshot(isolate, global_proxy,
5621 : context_snapshot_index,
5622 : embedder_fields_deserializer)
5623 183650 : .ToHandle(&context)) {
5624 91780 : native_context_ = Handle<NativeContext>::cast(context);
5625 : }
5626 : }
5627 :
5628 91891 : if (!native_context().is_null()) {
5629 91780 : AddToWeakNativeContextList(isolate, *native_context());
5630 : isolate->set_context(*native_context());
5631 91780 : isolate->counters()->contexts_created_by_snapshot()->Increment();
5632 :
5633 91780 : if (context_snapshot_index == 0) {
5634 : Handle<JSGlobalObject> global_object =
5635 91740 : CreateNewGlobals(global_proxy_template, global_proxy);
5636 91740 : HookUpGlobalObject(global_object);
5637 :
5638 91740 : if (!ConfigureGlobalObjects(global_proxy_template)) return;
5639 : } else {
5640 : // The global proxy needs to be integrated into the native context.
5641 40 : HookUpGlobalProxy(global_proxy);
5642 : }
5643 : DCHECK(!global_proxy->IsDetachedFrom(native_context()->global_object()));
5644 : } else {
5645 : base::ElapsedTimer timer;
5646 111 : if (FLAG_profile_deserialization) timer.Start();
5647 : DCHECK_EQ(0u, context_snapshot_index);
5648 : // We get here if there was no context snapshot.
5649 111 : CreateRoots();
5650 111 : MathRandom::InitializeContext(isolate, native_context());
5651 111 : Handle<JSFunction> empty_function = CreateEmptyFunction();
5652 111 : CreateSloppyModeFunctionMaps(empty_function);
5653 111 : CreateStrictModeFunctionMaps(empty_function);
5654 111 : CreateObjectFunction(empty_function);
5655 111 : CreateIteratorMaps(empty_function);
5656 111 : CreateAsyncIteratorMaps(empty_function);
5657 111 : CreateAsyncFunctionMaps(empty_function);
5658 : Handle<JSGlobalObject> global_object =
5659 111 : CreateNewGlobals(global_proxy_template, global_proxy);
5660 111 : InitializeGlobal(global_object, empty_function);
5661 111 : InitializeNormalizedMapCaches();
5662 111 : InitializeIteratorFunctions();
5663 111 : InitializeCallSiteBuiltins();
5664 :
5665 111 : if (!InstallNatives()) return;
5666 111 : if (!InstallExtraNatives()) return;
5667 111 : if (!ConfigureGlobalObjects(global_proxy_template)) return;
5668 :
5669 111 : isolate->counters()->contexts_created_from_scratch()->Increment();
5670 :
5671 111 : if (FLAG_profile_deserialization) {
5672 0 : double ms = timer.Elapsed().InMillisecondsF();
5673 0 : PrintF("[Initializing context from scratch took %0.3f ms]\n", ms);
5674 : }
5675 : }
5676 :
5677 : native_context()->set_microtask_queue(isolate->default_microtask_queue());
5678 :
5679 : // Install experimental natives. Do not include them into the
5680 : // snapshot as we should be able to turn them off at runtime. Re-installing
5681 : // them after they have already been deserialized would also fail.
5682 91891 : if (!isolate->serializer_enabled()) {
5683 91595 : InitializeExperimentalGlobal();
5684 :
5685 : // Store String.prototype's map again in case it has been changed by
5686 : // experimental natives.
5687 183190 : Handle<JSFunction> string_function(native_context()->string_function(),
5688 91595 : isolate);
5689 : JSObject string_function_prototype =
5690 183190 : JSObject::cast(string_function->initial_map()->prototype());
5691 : DCHECK(string_function_prototype->HasFastProperties());
5692 183190 : native_context()->set_string_function_prototype_map(
5693 91595 : string_function_prototype->map());
5694 : }
5695 :
5696 91891 : if (FLAG_disallow_code_generation_from_strings) {
5697 18 : native_context()->set_allow_code_gen_from_strings(
5698 27 : ReadOnlyRoots(isolate).false_value());
5699 : }
5700 :
5701 91891 : ConfigureUtilsObject();
5702 :
5703 : // We created new functions, which may require debug instrumentation.
5704 91891 : if (isolate->debug()->is_active()) {
5705 145 : isolate->debug()->InstallDebugBreakTrampoline();
5706 : }
5707 :
5708 91891 : native_context()->ResetErrorsThrown();
5709 91891 : result_ = native_context();
5710 : }
5711 :
5712 36 : Genesis::Genesis(Isolate* isolate,
5713 : MaybeHandle<JSGlobalProxy> maybe_global_proxy,
5714 31 : v8::Local<v8::ObjectTemplate> global_proxy_template)
5715 18 : : isolate_(isolate), active_(isolate->bootstrapper()) {
5716 18 : result_ = Handle<Context>::null();
5717 18 : global_proxy_ = Handle<JSGlobalProxy>::null();
5718 :
5719 : // Before creating the roots we must save the context and restore it
5720 : // on all function exits.
5721 18 : SaveContext saved_context(isolate);
5722 :
5723 : const int proxy_size = JSGlobalProxy::SizeWithEmbedderFields(
5724 18 : global_proxy_template->InternalFieldCount());
5725 :
5726 : Handle<JSGlobalProxy> global_proxy;
5727 18 : if (!maybe_global_proxy.ToHandle(&global_proxy)) {
5728 13 : global_proxy = factory()->NewUninitializedJSGlobalProxy(proxy_size);
5729 : }
5730 :
5731 : // Create a remote object as the global object.
5732 : Handle<ObjectTemplateInfo> global_proxy_data =
5733 : Utils::OpenHandle(*global_proxy_template);
5734 : Handle<FunctionTemplateInfo> global_constructor(
5735 36 : FunctionTemplateInfo::cast(global_proxy_data->constructor()), isolate);
5736 :
5737 : Handle<ObjectTemplateInfo> global_object_template(
5738 : ObjectTemplateInfo::cast(global_constructor->GetPrototypeTemplate()),
5739 36 : isolate);
5740 : Handle<JSObject> global_object =
5741 : ApiNatives::InstantiateRemoteObject(
5742 36 : global_object_template).ToHandleChecked();
5743 :
5744 : // (Re)initialize the global proxy object.
5745 : DCHECK_EQ(global_proxy_data->embedder_field_count(),
5746 : global_proxy_template->InternalFieldCount());
5747 : Handle<Map> global_proxy_map = isolate->factory()->NewMap(
5748 18 : JS_GLOBAL_PROXY_TYPE, proxy_size, TERMINAL_FAST_ELEMENTS_KIND);
5749 : global_proxy_map->set_is_access_check_needed(true);
5750 18 : global_proxy_map->set_has_hidden_prototype(true);
5751 18 : global_proxy_map->set_may_have_interesting_symbols(true);
5752 :
5753 : // A remote global proxy has no native context.
5754 54 : global_proxy->set_native_context(ReadOnlyRoots(heap()).null_value());
5755 :
5756 : // Configure the hidden prototype chain of the global proxy.
5757 18 : JSObject::ForceSetPrototype(global_proxy, global_object);
5758 36 : global_proxy->map()->SetConstructor(*global_constructor);
5759 : // TODO(dcheng): This is a hack. Why does this need to be manually called
5760 : // here? Line 4812 should have taken care of it?
5761 18 : global_proxy->map()->set_has_hidden_prototype(true);
5762 :
5763 18 : global_proxy_ = global_proxy;
5764 18 : }
5765 :
5766 : // Support for thread preemption.
5767 :
5768 : // Reserve space for statics needing saving and restoring.
5769 1111 : int Bootstrapper::ArchiveSpacePerThread() {
5770 1111 : return sizeof(NestingCounterType);
5771 : }
5772 :
5773 :
5774 : // Archive statics that are thread-local.
5775 24256 : char* Bootstrapper::ArchiveState(char* to) {
5776 24256 : *reinterpret_cast<NestingCounterType*>(to) = nesting_;
5777 24256 : nesting_ = 0;
5778 24256 : return to + sizeof(NestingCounterType);
5779 : }
5780 :
5781 :
5782 : // Restore statics that are thread-local.
5783 24256 : char* Bootstrapper::RestoreState(char* from) {
5784 24256 : nesting_ = *reinterpret_cast<NestingCounterType*>(from);
5785 24256 : return from + sizeof(NestingCounterType);
5786 : }
5787 :
5788 :
5789 : // Called when the top-level V8 mutex is destroyed.
5790 5918 : void Bootstrapper::FreeThreadResources() {
5791 : DCHECK(!IsActive());
5792 5918 : }
5793 :
5794 : } // namespace internal
5795 183867 : } // namespace v8
|
