1 /*
2  * Copyright (c) 2021-2022 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #include "ecmascript/global_env_constants.h"
17 
18 #include "ecmascript/ecma_string-inl.h"
19 #include "ecmascript/free_object.h"
20 #include "ecmascript/ic/ic_handler.h"
21 #include "ecmascript/ic/proto_change_details.h"
22 #include "ecmascript/jobs/pending_job.h"
23 #include "ecmascript/js_api/js_api_arraylist_iterator.h"
24 #include "ecmascript/js_api/js_api_bitvector_iterator.h"
25 #include "ecmascript/js_api/js_api_deque_iterator.h"
26 #include "ecmascript/js_api/js_api_lightweightmap_iterator.h"
27 #include "ecmascript/js_api/js_api_lightweightset_iterator.h"
28 #include "ecmascript/js_api/js_api_linked_list_iterator.h"
29 #include "ecmascript/js_api/js_api_list_iterator.h"
30 #include "ecmascript/js_api/js_api_plain_array_iterator.h"
31 #include "ecmascript/js_api/js_api_queue_iterator.h"
32 #include "ecmascript/js_api/js_api_stack_iterator.h"
33 #include "ecmascript/js_api/js_api_hashmap_iterator.h"
34 #include "ecmascript/js_api/js_api_hashset_iterator.h"
35 #include "ecmascript/js_api/js_api_tree_map_iterator.h"
36 #include "ecmascript/js_api/js_api_tree_set_iterator.h"
37 #include "ecmascript/js_api/js_api_vector_iterator.h"
38 #include "ecmascript/js_async_generator_object.h"
39 #include "ecmascript/jspandafile/program_object.h"
40 #include "ecmascript/js_array_iterator.h"
41 #include "ecmascript/js_finalization_registry.h"
42 #include "ecmascript/js_map_iterator.h"
43 #include "ecmascript/js_promise.h"
44 #include "ecmascript/js_realm.h"
45 #include "ecmascript/js_regexp_iterator.h"
46 #include "ecmascript/js_set_iterator.h"
47 #include "ecmascript/marker_cell.h"
48 #include "ecmascript/runtime.h"
49 #include "ecmascript/shared_objects/js_shared_array.h"
50 #include "ecmascript/shared_objects/js_shared_array_iterator.h"
51 #include "ecmascript/shared_objects/js_shared_map_iterator.h"
52 #include "ecmascript/shared_objects/js_shared_set_iterator.h"
53 #include "ecmascript/vtable.h"
54 
55 namespace panda::ecmascript {
Init(JSThread *thread)56 void GlobalEnvConstants::Init(JSThread *thread)
57 {
58     ObjectFactory *factory = thread->GetEcmaVM()->GetFactory();
59     if (Runtime::GetInstance()->SharedConstInited()) {
60         auto *globalConst = Runtime::GetInstance()->GetGlobalEnvConstants();
61         // 1. Copy shareds.
62         for (size_t i = static_cast<size_t>(ConstantIndex::SHARED_BEGIN);
63             i <= static_cast<size_t>(ConstantIndex::SHARED_END); i++) {
64             constants_[i] = globalConst->constants_[i];
65         }
66     } else {
67         InitSharedRootsClasses(factory);
68         InitSharedMiscellanious(thread, factory);
69         InitSharedStrings(factory);
70     }
71     // 2. Init non-shareds.
72     InitMiscellanious(thread, factory);
73     InitRootsClasses(factory);
74 }
75 
CopySharedConstantsFrom(const GlobalEnvConstants *src)76 void GlobalEnvConstants::CopySharedConstantsFrom(const GlobalEnvConstants *src)
77 {
78     for (size_t i = 0; i < static_cast<size_t>(ConstantIndex::SHARED_BEGIN); i++) {
79         constants_[i] = JSTaggedValue::Hole();
80     }
81     for (size_t i = static_cast<size_t>(ConstantIndex::SHARED_BEGIN);
82         i <= static_cast<size_t>(ConstantIndex::SHARED_END); i++) {
83         constants_[i] = src->constants_[i];
84     }
85     for (size_t i = static_cast<size_t>(ConstantIndex::SHARED_END) + 1;
86         i < static_cast<size_t>(ConstantIndex::CONSTANT_COUNT); i++) {
87         constants_[i] = JSTaggedValue::Hole();
88     }
89 }
90 
InitSharedStrings(ObjectFactory *factory)91 void GlobalEnvConstants::InitSharedStrings(ObjectFactory *factory)
92 {
93     #define INIT_GLOBAL_ENV_CONSTANT_STRING(Name, Index, Token) \
94         SetConstant(ConstantIndex::Index, factory->NewFromASCIIReadOnly(Token));
95         SHARED_GLOBAL_ENV_CONSTANT_STRING(INIT_GLOBAL_ENV_CONSTANT_STRING)
96     #undef INIT_GLOBAL_ENV_CONSTANT_STRING
97 }
98 
InitSharedRootsClasses(ObjectFactory *factory)99 void GlobalEnvConstants::InitSharedRootsClasses(ObjectFactory *factory)
100 {
101     // Global constants are readonly.
102     JSHClass *hClass = *factory->InitSClassClass();
103 
104     SetConstant(ConstantIndex::HCLASS_CLASS_INDEX, JSTaggedValue(hClass));
105     // To reverse the order, the hclass of string needs to load default supers
106     SetConstant(ConstantIndex::ARRAY_CLASS_INDEX,
107         factory->NewSEcmaReadOnlyHClass(hClass, 0, JSType::TAGGED_ARRAY));
108     SetConstant(ConstantIndex::FREE_OBJECT_WITH_NONE_FIELD_CLASS_INDEX,
109                 factory->NewSEcmaReadOnlyHClass(hClass, FreeObject::NEXT_OFFSET, JSType::FREE_OBJECT_WITH_NONE_FIELD));
110     SetConstant(ConstantIndex::FREE_OBJECT_WITH_ONE_FIELD_CLASS_INDEX,
111         factory->NewSEcmaReadOnlyHClass(hClass, FreeObject::SIZE_OFFSET, JSType::FREE_OBJECT_WITH_ONE_FIELD));
112     SetConstant(ConstantIndex::FREE_OBJECT_WITH_TWO_FIELD_CLASS_INDEX,
113         factory->NewSEcmaReadOnlyHClass(hClass, FreeObject::SIZE, JSType::FREE_OBJECT_WITH_TWO_FIELD));
114     SetConstant(ConstantIndex::LINE_STRING_CLASS_INDEX,
115         factory->NewSEcmaReadOnlyHClass(hClass, 0, JSType::LINE_STRING));
116     SetConstant(ConstantIndex::SLICED_STRING_CLASS_INDEX,
117         factory->NewSEcmaReadOnlyHClass(hClass, 0, JSType::SLICED_STRING));
118     SetConstant(ConstantIndex::CONSTANT_STRING_CLASS_INDEX,
119         factory->NewSEcmaReadOnlyHClass(hClass, 0, JSType::CONSTANT_STRING));
120     SetConstant(ConstantIndex::TREE_STRING_CLASS_INDEX,
121         factory->NewSEcmaReadOnlyHClass(hClass, 0, JSType::TREE_STRING));
122     SetConstant(ConstantIndex::BYTE_ARRAY_CLASS_INDEX,
123         factory->NewSEcmaReadOnlyHClass(hClass, 0, JSType::BYTE_ARRAY));
124     SetConstant(ConstantIndex::CONSTANT_POOL_CLASS_INDEX,
125         factory->NewSEcmaReadOnlyHClass(hClass, 0, JSType::CONSTANT_POOL));
126     SetConstant(ConstantIndex::PROFILE_TYPE_INFO_CLASS_INDEX,
127         factory->NewSEcmaReadOnlyHClass(hClass, 0, JSType::PROFILE_TYPE_INFO));
128     SetConstant(ConstantIndex::AOT_LITERAL_INFO_CLASS_INDEX,
129         factory->NewSEcmaReadOnlyHClass(hClass, 0, JSType::AOT_LITERAL_INFO));
130     SetConstant(ConstantIndex::EXTRA_PROFILE_TYPE_INFO_CLASS_INDEX,
131         factory->NewSEcmaReadOnlyHClass(hClass, ExtraProfileTypeInfo::SIZE, JSType::EXTRA_PROFILE_TYPE_INFO));
132     SetConstant(ConstantIndex::PROFILE_TYPE_INFO_CELL_0_CLASS_INDEX,
133         factory->NewSEcmaReadOnlyHClass(hClass, ProfileTypeInfoCell::SIZE, JSType::PROFILE_TYPE_INFO_CELL_0));
134     SetConstant(ConstantIndex::PROFILE_TYPE_INFO_CELL_1_CLASS_INDEX,
135         factory->NewSEcmaReadOnlyHClass(hClass, ProfileTypeInfoCell::SIZE, JSType::PROFILE_TYPE_INFO_CELL_1));
136     SetConstant(ConstantIndex::PROFILE_TYPE_INFO_CELL_N_CLASS_INDEX,
137         factory->NewSEcmaReadOnlyHClass(hClass, ProfileTypeInfoCell::SIZE, JSType::PROFILE_TYPE_INFO_CELL_N));
138     SetConstant(ConstantIndex::FUNCTION_TEMPLATE_CLASS_INDEX,
139         factory->NewSEcmaReadOnlyHClass(hClass, FunctionTemplate::SIZE, JSType::FUNCTION_TEMPLATE));
140     SetConstant(ConstantIndex::VTABLE_CLASS_INDEX,
141         factory->NewSEcmaReadOnlyHClass(hClass, 0, JSType::VTABLE));
142     SetConstant(ConstantIndex::COW_MUTANT_TAGGED_ARRAY_CLASS_INDEX,
143         factory->NewSEcmaReadOnlyHClass(hClass, 0, JSType::COW_MUTANT_TAGGED_ARRAY));
144     SetConstant(ConstantIndex::MUTANT_TAGGED_ARRAY_CLASS_INDEX,
145         factory->NewSEcmaReadOnlyHClass(hClass, 0, JSType::MUTANT_TAGGED_ARRAY));
146     SetConstant(ConstantIndex::DICTIONARY_CLASS_INDEX,
147         factory->NewSEcmaReadOnlyHClass(hClass, 0, JSType::TAGGED_DICTIONARY));
148     SetConstant(ConstantIndex::COW_ARRAY_CLASS_INDEX,
149         factory->NewSEcmaReadOnlyHClass(hClass, 0, JSType::COW_TAGGED_ARRAY));
150     SetConstant(ConstantIndex::BIGINT_CLASS_INDEX,
151         factory->NewSEcmaReadOnlyHClass(hClass, BigInt::SIZE, JSType::BIGINT));
152     SetConstant(ConstantIndex::SENDABLE_JS_NATIVE_POINTER_CLASS_INDEX,
153         factory->NewSEcmaReadOnlyHClass(hClass, JSNativePointer::SIZE, JSType::JS_NATIVE_POINTER));
154     SetConstant(ConstantIndex::ENV_CLASS_INDEX,
155         factory->NewSEcmaReadOnlyHClass(hClass, 0, JSType::LEXICAL_ENV));
156     SetConstant(ConstantIndex::SYMBOL_CLASS_INDEX,
157         factory->NewSEcmaReadOnlyHClass(hClass, JSSymbol::SIZE, JSType::SYMBOL));
158     SetConstant(ConstantIndex::ACCESSOR_DATA_CLASS_INDEX,
159         factory->NewSEcmaReadOnlyHClass(hClass, AccessorData::SIZE, JSType::ACCESSOR_DATA));
160     SetConstant(ConstantIndex::INTERNAL_ACCESSOR_CLASS_INDEX,
161         factory->NewSEcmaReadOnlyHClass(hClass, AccessorData::SIZE, JSType::INTERNAL_ACCESSOR));
162     SetConstant(ConstantIndex::COMPLETION_RECORD_CLASS_INDEX,
163         factory->NewSEcmaReadOnlyHClass(hClass, CompletionRecord::SIZE, JSType::COMPLETION_RECORD));
164     SetConstant(ConstantIndex::GENERATOR_CONTEST_INDEX,
165         factory->NewSEcmaReadOnlyHClass(hClass, GeneratorContext::SIZE, JSType::JS_GENERATOR_CONTEXT));
166     SetConstant(ConstantIndex::ASYNC_GENERATOR_REQUEST_CLASS_INDEX,
167         factory->NewSEcmaReadOnlyHClass(hClass, AsyncGeneratorRequest::SIZE,
168                                         JSType::ASYNC_GENERATOR_REQUEST));
169     SetConstant(ConstantIndex::ASYNC_ITERATOR_RECORD_CLASS_INDEX,
170         factory->NewSEcmaReadOnlyHClass(hClass, AsyncIteratorRecord::SIZE, JSType::ASYNC_ITERATOR_RECORD));
171     SetConstant(ConstantIndex::CAPABILITY_RECORD_CLASS_INDEX,
172         factory->NewSEcmaReadOnlyHClass(hClass, PromiseCapability::SIZE, JSType::PROMISE_CAPABILITY));
173     SetConstant(ConstantIndex::REACTIONS_RECORD_CLASS_INDEX,
174         factory->NewSEcmaReadOnlyHClass(hClass, PromiseReaction::SIZE, JSType::PROMISE_REACTIONS));
175     SetConstant(ConstantIndex::PROMISE_ITERATOR_RECORD_CLASS_INDEX,
176         factory->NewSEcmaReadOnlyHClass(hClass, PromiseIteratorRecord::SIZE,
177                                         JSType::PROMISE_ITERATOR_RECORD));
178     SetConstant(ConstantIndex::PROMISE_RECORD_CLASS_INDEX,
179         factory->NewSEcmaReadOnlyHClass(hClass, PromiseRecord::SIZE, JSType::PROMISE_RECORD));
180     SetConstant(ConstantIndex::PROMISE_RESOLVING_FUNCTIONS_CLASS_INDEX,
181         factory->NewSEcmaReadOnlyHClass(hClass, ResolvingFunctionsRecord::SIZE,
182                                         JSType::RESOLVING_FUNCTIONS_RECORD));
183     SetConstant(ConstantIndex::MICRO_JOB_QUEUE_CLASS_INDEX,
184         factory->NewSEcmaReadOnlyHClass(hClass, job::MicroJobQueue::SIZE, JSType::MICRO_JOB_QUEUE));
185     SetConstant(ConstantIndex::PENDING_JOB_CLASS_INDEX,
186         factory->NewSEcmaReadOnlyHClass(hClass, job::PendingJob::SIZE, JSType::PENDING_JOB));
187     SetConstant(ConstantIndex::PROTO_CHANGE_MARKER_CLASS_INDEX,
188         factory->NewSEcmaReadOnlyHClass(hClass, ProtoChangeMarker::SIZE, JSType::PROTO_CHANGE_MARKER));
189     SetConstant(ConstantIndex::PROTO_CHANGE_DETAILS_CLASS_INDEX,
190         factory->NewSEcmaReadOnlyHClass(hClass, ProtoChangeDetails::SIZE, JSType::PROTOTYPE_INFO));
191     SetConstant(ConstantIndex::MARKER_CELL_CLASS_INDEX,
192         factory->NewSEcmaReadOnlyHClass(hClass, MarkerCell::SIZE, JSType::MARKER_CELL));
193     SetConstant(ConstantIndex::TRACK_INFO_CLASS_INDEX,
194         factory->NewSEcmaReadOnlyHClass(hClass, TrackInfo::SIZE, JSType::TRACK_INFO));
195     SetConstant(ConstantIndex::PROTOTYPE_HANDLER_CLASS_INDEX,
196         factory->NewSEcmaReadOnlyHClass(hClass, PrototypeHandler::SIZE, JSType::PROTOTYPE_HANDLER));
197     SetConstant(ConstantIndex::TRANSITION_HANDLER_CLASS_INDEX,
198         factory->NewSEcmaReadOnlyHClass(hClass, TransitionHandler::SIZE, JSType::TRANSITION_HANDLER));
199     SetConstant(ConstantIndex::TRANS_WITH_PROTO_HANDLER_CLASS_INDEX,
200         factory->NewSEcmaReadOnlyHClass(hClass, TransWithProtoHandler::SIZE, JSType::TRANS_WITH_PROTO_HANDLER));
201     SetConstant(ConstantIndex::STORE_TS_HANDLER_CLASS_INDEX,
202         factory->NewSEcmaReadOnlyHClass(hClass, StoreTSHandler::SIZE, JSType::STORE_TS_HANDLER));
203     SetConstant(ConstantIndex::PROPERTY_BOX_CLASS_INDEX,
204         factory->NewSEcmaReadOnlyHClass(hClass, PropertyBox::SIZE, JSType::PROPERTY_BOX));
205     SetConstant(ConstantIndex::PROGRAM_CLASS_INDEX,
206         factory->NewSEcmaReadOnlyHClass(hClass, Program::SIZE, JSType::PROGRAM));
207     SetConstant(ConstantIndex::IMPORT_ENTRY_CLASS_INDEX,
208         factory->NewSEcmaReadOnlyHClass(hClass, ImportEntry::SIZE, JSType::IMPORTENTRY_RECORD));
209     SetConstant(ConstantIndex::LOCAL_EXPORT_ENTRY_CLASS_INDEX,
210         factory->NewSEcmaReadOnlyHClass(hClass, LocalExportEntry::SIZE, JSType::LOCAL_EXPORTENTRY_RECORD));
211     SetConstant(ConstantIndex::INDIRECT_EXPORT_ENTRY_CLASS_INDEX,
212         factory->NewSEcmaReadOnlyHClass(hClass, IndirectExportEntry::SIZE,
213                                         JSType::INDIRECT_EXPORTENTRY_RECORD));
214     SetConstant(ConstantIndex::STAR_EXPORT_ENTRY_CLASS_INDEX,
215         factory->NewSEcmaReadOnlyHClass(hClass, StarExportEntry::SIZE, JSType::STAR_EXPORTENTRY_RECORD));
216     SetConstant(ConstantIndex::SOURCE_TEXT_MODULE_CLASS_INDEX,
217         factory->NewSEcmaReadOnlyHClass(hClass, SourceTextModule::SIZE, JSType::SOURCE_TEXT_MODULE_RECORD));
218     SetConstant(ConstantIndex::RESOLVED_BINDING_CLASS_INDEX,
219         factory->NewSEcmaReadOnlyHClass(hClass, ResolvedBinding::SIZE, JSType::RESOLVEDBINDING_RECORD));
220     SetConstant(ConstantIndex::RESOLVED_INDEX_BINDING_CLASS_INDEX,
221         factory->NewSEcmaReadOnlyHClass(hClass, ResolvedIndexBinding::SIZE, JSType::RESOLVEDINDEXBINDING_RECORD));
222     SetConstant(ConstantIndex::MACHINE_CODE_CLASS_INDEX,
223         factory->NewSEcmaReadOnlyHClass(hClass, 0, JSType::MACHINE_CODE_OBJECT));
224     SetConstant(ConstantIndex::CLASS_INFO_EXTRACTOR_HCLASS_INDEX,
225         factory->NewSEcmaReadOnlyHClass(hClass, ClassInfoExtractor::SIZE,
226                                         JSType::CLASS_INFO_EXTRACTOR));
227     SetConstant(ConstantIndex::CELL_RECORD_CLASS_INDEX,
228         factory->NewSEcmaReadOnlyHClass(hClass, CellRecord::SIZE, JSType::CELL_RECORD));
229     SetConstant(ConstantIndex::METHOD_CLASS_INDEX,
230         factory->NewSEcmaReadOnlyHClass(hClass, Method::SIZE, JSType::METHOD));
231     SetConstant(ConstantIndex::LINKED_NODE_CLASS_INDEX,
232         factory->NewSEcmaReadOnlyHClass(hClass, LinkedNode::SIZE, JSType::LINKED_NODE));
233     SetConstant(ConstantIndex::RB_TREENODE_CLASS_INDEX,
234         factory->NewSEcmaReadOnlyHClass(hClass, RBTreeNode::SIZE, JSType::RB_TREENODE));
235     SetConstant(ConstantIndex::CLASS_LITERAL_HCLASS_INDEX,
236         factory->NewSEcmaReadOnlyHClass(hClass, ClassLiteral::SIZE, JSType::CLASS_LITERAL));
237     SetConstant(ConstantIndex::RESOLVED_RECORD_INEDX_BINDING_CLASS_INDEX,
238         factory->NewSEcmaReadOnlyHClass(hClass, ResolvedRecordIndexBinding::SIZE,
239         JSType::RESOLVEDRECORDINDEXBINDING_RECORD));
240     SetConstant(ConstantIndex::RESOLVED_RECORD_BINDING_CLASS_INDEX,
241         factory->NewSEcmaReadOnlyHClass(hClass, ResolvedRecordBinding::SIZE, JSType::RESOLVEDRECORDBINDING_RECORD));
242     SetConstant(ConstantIndex::SENDABLE_ENV_CLASS_INDEX,
243         factory->NewSEcmaReadOnlyHClass(hClass, 0, JSType::SENDABLE_ENV));
244 }
245 
InitSharedMiscellanious(JSThread *thread, ObjectFactory *factory)246 void GlobalEnvConstants::InitSharedMiscellanious(JSThread *thread, ObjectFactory *factory)
247 {
248     // Accessors
249     auto accessor = factory->NewSInternalAccessor(reinterpret_cast<void *>(JSFunction::PrototypeSetter),
250                                                   reinterpret_cast<void *>(JSFunction::PrototypeGetter));
251     SetConstant(ConstantIndex::FUNCTION_PROTOTYPE_ACCESSOR, accessor);
252     accessor = factory->NewSInternalAccessor(nullptr, reinterpret_cast<void *>(JSFunction::NameGetter));
253     SetConstant(ConstantIndex::FUNCTION_NAME_ACCESSOR, accessor);
254     accessor = factory->NewSInternalAccessor(nullptr, reinterpret_cast<void *>(JSFunction::LengthGetter));
255     SetConstant(ConstantIndex::FUNCTION_LENGTH_ACCESSOR, accessor);
256     accessor = factory->NewSInternalAccessor(reinterpret_cast<void *>(JSArray::LengthSetter),
257                                              reinterpret_cast<void *>(JSArray::LengthGetter));
258     SetConstant(ConstantIndex::ARRAY_LENGTH_ACCESSOR, accessor);
259     accessor = factory->NewSInternalAccessor(reinterpret_cast<void *>(JSSharedArray::DummyLengthSetter),
260                                              reinterpret_cast<void *>(JSSharedArray::LengthGetter));
261     SetConstant(ConstantIndex::SHARED_ARRAY_LENGTH_ACCESSOR, accessor);
262     // Specials
263     SetConstant(ConstantIndex::UNDEFINED_INDEX, JSTaggedValue::Undefined());
264     SetConstant(ConstantIndex::NULL_INDEX, JSTaggedValue::Null());
265     SetConstant(ConstantIndex::HOLE_INDEX, JSTaggedValue::Hole());
266     SetConstant(ConstantIndex::TRUE_INDEX, JSTaggedValue::True());
267     SetConstant(ConstantIndex::FALSE_INDEX, JSTaggedValue::False());
268     // Emptys
269     auto vm = thread->GetEcmaVM();
270     SetConstant(ConstantIndex::EMPTY_STRING_OBJECT_INDEX, JSTaggedValue(EcmaStringAccessor::CreateEmptyString(vm)));
271     SetConstant(ConstantIndex::SINGLE_CHAR_TABLE_INDEX, SingleCharTable::CreateSingleCharTable(thread));
272     SetConstant(ConstantIndex::EMPTY_ARRAY_OBJECT_INDEX, factory->NewSEmptyArray());
273     SetConstant(ConstantIndex::EMPTY_MUTANT_ARRAY_OBJECT_INDEX, factory->NewSEmptyMutantArray());
274     SetConstant(ConstantIndex::EMPTY_SLAYOUT_INFO_OBJECT_INDEX, factory->NewSEmptyLayoutInfo());
275     SetConstant(ConstantIndex::UINT64_MAX_BIGINT_INDEX, BigInt::CreateUint64MaxBigInt(thread));
276     SetConstant(ConstantIndex::INT64_MAX_BIGINT_INDEX, BigInt::CreateInt64MaxBigInt(thread));
277     SetConstant(ConstantIndex::EMPTY_PROFILE_TYPE_INFO_CELL_INDEX, factory->NewSEmptyProfileTypeInfoCell());
278 }
279 
InitRootsClassesPartOne(JSHClass *hClass, ObjectFactory *factory)280 void GlobalEnvConstants::InitRootsClassesPartOne(JSHClass *hClass, ObjectFactory *factory)
281 {
282     SetConstant(ConstantIndex::JS_API_LINKED_LIST_ITERATOR_CLASS_INDEX,
283                 factory->NewEcmaHClass(hClass, JSAPILinkedListIterator::SIZE, JSType::JS_API_LINKED_LIST_ITERATOR));
284     SetConstant(ConstantIndex::JS_API_LIST_ITERATOR_CLASS_INDEX,
285                 factory->NewEcmaHClass(hClass, JSAPIListIterator::SIZE, JSType::JS_API_LIST_ITERATOR));
286     SetConstant(ConstantIndex::JS_API_PLAIN_ARRAY_ITERATOR_CLASS_INDEX,
287                 factory->NewEcmaHClass(hClass, JSAPIPlainArrayIterator::SIZE, JSType::JS_API_PLAIN_ARRAY_ITERATOR));
288     SetConstant(ConstantIndex::JS_API_QUEUE_ITERATOR_CLASS_INDEX,
289                 factory->NewEcmaHClass(hClass, JSAPIQueueIterator::SIZE, JSType::JS_API_QUEUE_ITERATOR));
290     SetConstant(ConstantIndex::JS_API_STACK_ITERATOR_CLASS_INDEX,
291                 factory->NewEcmaHClass(hClass, JSAPIStackIterator::SIZE, JSType::JS_API_STACK_ITERATOR));
292     SetConstant(ConstantIndex::JS_API_VECTOR_ITERATOR_CLASS_INDEX,
293                 factory->NewEcmaHClass(hClass, JSAPIVectorIterator::SIZE, JSType::JS_API_VECTOR_ITERATOR));
294     SetConstant(ConstantIndex::JS_API_HASH_MAP_ITERATOR_CLASS_INDEX,
295                 factory->NewEcmaHClass(hClass, JSAPIHashMapIterator::SIZE, JSType::JS_API_HASHMAP_ITERATOR));
296     SetConstant(ConstantIndex::JS_API_HASH_SET_ITERATOR_CLASS_INDEX,
297                 factory->NewEcmaHClass(hClass, JSAPIHashSetIterator::SIZE, JSType::JS_API_HASHSET_ITERATOR));
298     SetConstant(ConstantIndex::JS_API_TREE_MAP_ITERATOR_CLASS_INDEX,
299                 factory->NewEcmaHClass(hClass, JSAPITreeMapIterator::SIZE, JSType::JS_API_TREEMAP_ITERATOR));
300     SetConstant(ConstantIndex::JS_API_TREE_SET_ITERATOR_CLASS_INDEX,
301                 factory->NewEcmaHClass(hClass, JSAPITreeSetIterator::SIZE, JSType::JS_API_TREESET_ITERATOR));
302     SetConstant(ConstantIndex::OBJECT_HCLASS_INDEX, factory->NewEcmaHClass(JSObject::SIZE, JSType::JS_OBJECT));
303     SetConstant(ConstantIndex::CLASS_PROTOTYPE_HCLASS_INDEX,
304                 factory->CreateDefaultClassPrototypeHClass(hClass));
305     SetConstant(ConstantIndex::CLASS_CONSTRUCTOR_HCLASS_INDEX,
306                 factory->CreateDefaultClassConstructorHClass(hClass));
307     SetConstant(ConstantIndex::JS_PROXY_ORDINARY_CLASS_INDEX,
308                 factory->NewEcmaHClass(hClass, JSProxy::SIZE, JSType::JS_PROXY));
309     // napi_wrap need set NativePointer to object, so only mark the shared bit in shared JSNativePointer hclass.
310     SetConstant(ConstantIndex::JS_NATIVE_POINTER_CLASS_INDEX,
311         factory->NewEcmaReadOnlyHClass(hClass, JSNativePointer::SIZE, JSType::JS_NATIVE_POINTER));
312 }
313 
InitRootsClassesPartTwo(JSHClass *hClass, ObjectFactory *factory)314 void GlobalEnvConstants::InitRootsClassesPartTwo(JSHClass *hClass, ObjectFactory *factory)
315 {
316     SetConstant(ConstantIndex::JS_REALM_CLASS_INDEX,
317                 factory->NewEcmaHClass(hClass, JSRealm::SIZE, JSType::JS_REALM));
318     SetConstant(ConstantIndex::JS_REGEXP_ITERATOR_CLASS_INDEX,
319                 factory->NewEcmaHClass(hClass, JSRegExpIterator::SIZE, JSType::JS_REG_EXP_ITERATOR));
320     SetConstant(ConstantIndex::JS_SET_ITERATOR_CLASS_INDEX,
321                 factory->NewEcmaHClass(hClass, JSSetIterator::SIZE, JSType::JS_SET_ITERATOR, 0)); // 0: no inlined props
322     SetConstant(ConstantIndex::JS_SHARED_SET_ITERATOR_CLASS_INDEX,
323                 factory->NewEcmaHClass(hClass, JSSharedSetIterator::SIZE,
324                 JSType::JS_SHARED_SET_ITERATOR, 0)); // 0: no inlined props
325     SetConstant(ConstantIndex::JS_MAP_ITERATOR_CLASS_INDEX,
326                 factory->NewEcmaHClass(hClass, JSMapIterator::SIZE, JSType::JS_MAP_ITERATOR, 0)); // 0: no inlined props
327     SetConstant(ConstantIndex::JS_SHARED_MAP_ITERATOR_CLASS_INDEX,
328                 factory->NewEcmaHClass(hClass, JSSharedMapIterator::SIZE,
329                 JSType::JS_SHARED_MAP_ITERATOR, 0)); // 0: no inlined props
330     SetConstant(ConstantIndex::JS_ARRAY_ITERATOR_CLASS_INDEX,
331                 factory->NewEcmaHClass(hClass, JSArrayIterator::SIZE, JSType::JS_ARRAY_ITERATOR, 0));
332     SetConstant(ConstantIndex::JS_SHARED_ARRAY_ITERATOR_CLASS_INDEX,
333                 factory->NewEcmaHClass(hClass, JSSharedArrayIterator::SIZE, JSType::JS_SHARED_ARRAY_ITERATOR, 0));
334     SetConstant(ConstantIndex::JS_API_ARRAYLIST_ITERATOR_CLASS_INDEX,
335                 factory->NewEcmaHClass(hClass, JSAPIArrayListIterator::SIZE, JSType::JS_API_ARRAYLIST_ITERATOR));
336     SetConstant(ConstantIndex::JS_API_DEQUE_ITERATOR_CLASS_INDEX,
337                 factory->NewEcmaHClass(hClass, JSAPIDequeIterator::SIZE, JSType::JS_API_DEQUE_ITERATOR));
338     SetConstant(ConstantIndex::JS_API_LIGHTWEIGHTMAP_ITERATOR_CLASS_INDEX,
339                 factory->NewEcmaHClass(hClass, JSAPILightWeightMapIterator::SIZE,
340                 JSType::JS_API_LIGHT_WEIGHT_MAP_ITERATOR));
341     SetConstant(ConstantIndex::JS_API_LIGHTWEIGHTSET_ITERATOR_CLASS_INDEX,
342                 factory->NewEcmaHClass(hClass, JSAPILightWeightSetIterator::SIZE,
343                 JSType::JS_API_LIGHT_WEIGHT_SET_ITERATOR));
344     SetConstant(ConstantIndex::JS_API_BITVECTOR_ITERATOR_CLASS_INDEX,
345                 factory->NewEcmaHClass(hClass, JSAPIBitVectorIterator::SIZE, JSType::JS_API_BITVECTOR_ITERATOR));
346 }
347 
InitRootsClasses(ObjectFactory *factory)348 void GlobalEnvConstants::InitRootsClasses(ObjectFactory *factory)
349 {
350     JSHClass *hClass = JSHClass::Cast(GetHClassClass().GetTaggedObject());
351 
352     InitRootsClassesPartOne(hClass, factory);
353     InitRootsClassesPartTwo(hClass, factory);
354     // JS_PROXY_CALLABLE_CLASS_INDEX
355     JSHClass *jsProxyCallableClass = *factory->NewEcmaHClass(hClass, JSProxy::SIZE, JSType::JS_PROXY);
356     jsProxyCallableClass->SetCallable(true);
357     SetConstant(ConstantIndex::JS_PROXY_CALLABLE_CLASS_INDEX, JSTaggedValue(jsProxyCallableClass));
358     // JS_PROXY_CONSTRUCT_CLASS_INDEX
359     JSHClass *jsProxyConstructClass = *factory->NewEcmaHClass(hClass, JSProxy::SIZE, JSType::JS_PROXY);
360     jsProxyConstructClass->SetCallable(true);
361     jsProxyConstructClass->SetConstructor(true);
362     SetConstant(ConstantIndex::JS_PROXY_CONSTRUCT_CLASS_INDEX, JSTaggedValue(jsProxyConstructClass));
363 }
364 
InitMiscellanious(JSThread *thread, ObjectFactory *factory)365 void GlobalEnvConstants::InitMiscellanious(JSThread *thread, ObjectFactory *factory)
366 {
367     SetConstant(ConstantIndex::EMPTY_LAYOUT_INFO_OBJECT_INDEX, factory->CreateLayoutInfo(0));
368     SetConstant(ConstantIndex::EMPTY_TAGGED_QUEUE_OBJECT_INDEX, factory->NewTaggedQueue(0));
369     SetConstant(ConstantIndex::DEFAULT_SUPERS_INDEX,
370                 WeakVector::Create(thread, VTable::DEFAULT_SUPERS_CAPACITY, MemSpaceType::NON_MOVABLE));
371 
372     // non ECMA standard jsapi containers iterators, init to Undefined first
373     InitJSAPIContainers();
374 
375     InitGlobalCaches();
376 }
377 
InitGlobalCaches()378 void GlobalEnvConstants::InitGlobalCaches()
379 {
380     SetConstant(ConstantIndex::CACHED_JSCOLLATOR_LOCALES_INDEX, JSTaggedValue::Undefined());
381 }
382 
SetCachedLocales(JSTaggedValue value)383 void GlobalEnvConstants::SetCachedLocales(JSTaggedValue value)
384 {
385     JSTaggedValue cached = GetCachedJSCollatorLocales();
386     if (cached.IsUndefined()) {
387         SetConstant(ConstantIndex::CACHED_JSCOLLATOR_LOCALES_INDEX, value);
388     }
389 }
390 
InitJSAPIContainers()391 void GlobalEnvConstants::InitJSAPIContainers()
392 {
393     for (size_t i = GetJSAPIContainersBegin(); i <= GetJSAPIContainersEnd(); i++) {
394         SetConstant(static_cast<ConstantIndex>(i), JSTaggedValue::Undefined());
395     }
396 }
397 
InitSpecialForSnapshot()398 void GlobalEnvConstants::InitSpecialForSnapshot()
399 {
400     SetConstant(ConstantIndex::UNDEFINED_INDEX, JSTaggedValue::Undefined());
401     SetConstant(ConstantIndex::NULL_INDEX, JSTaggedValue::Null());
402     InitJSAPIContainers();
403 }
404 
InitElementKindHClass(const JSThread *thread, JSHandle<JSHClass> originHClass)405 void GlobalEnvConstants::InitElementKindHClass(const JSThread *thread, JSHandle<JSHClass> originHClass)
406 {
407     auto map = thread->GetArrayHClassIndexMap();
408     for (auto iter : map) {
409         JSHandle<JSHClass> hclassWithProto = JSHClass::CloneWithElementsKind(thread, originHClass, iter.first, true);
410         if (iter.first != ElementsKind::GENERIC) {
411             JSHandle<JSHClass> hclass = JSHClass::CloneWithElementsKind(thread, originHClass, iter.first, false);
412             SetConstant(iter.second.first, hclass);
413         } else {
414             SetConstant(iter.second.first, originHClass);
415         }
416         SetConstant(iter.second.second, hclassWithProto);
417     }
418 }
419 }  // namespace panda::ecmascript
420