1 /*
2 * Copyright (c) 2023-2024 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/compiler/aot_snapshot/snapshot_constantpool_data.h"
17
18 #include "ecmascript/compiler/pgo_type/pgo_type_manager.h"
19 #include "ecmascript/ecma_context.h"
20 #include "ecmascript/js_hclass-inl.h"
21 #include "ecmascript/js_object-inl.h"
22 #include "ecmascript/jspandafile/program_object.h"
23
24 namespace panda::ecmascript::kungfu {
GetItemKey(uint32_t constantPoolId,uint32_t constantPoolIdx)25 uint64_t BaseSnapshotInfo::GetItemKey(uint32_t constantPoolId, uint32_t constantPoolIdx)
26 {
27 uint64_t result = constantPoolId;
28 result = result << CONSTPOOL_MASK;
29 result |= constantPoolIdx;
30 return result;
31 }
32
TryGetABCId(ApEntityId & abcId)33 bool BaseSnapshotInfo::TryGetABCId(ApEntityId &abcId)
34 {
35 return pfDecoder_->GetABCIdByJSPandaFile(jsPandaFile_, abcId);
36 }
37
TryGetIHClass(ProfileType rootType,ProfileType childType,const ItemData & data,const JSHandle<TaggedArray> & properties,const SnapshotGlobalData & globalData) const38 JSHandle<JSTaggedValue> BaseSnapshotInfo::TryGetIHClass(ProfileType rootType, ProfileType childType,
39 const ItemData &data, const JSHandle<TaggedArray> &properties, const SnapshotGlobalData &globalData) const
40 {
41 JSHandle<JSTaggedValue> ihc = TryGetHClass(rootType, childType);
42 if (ihc->IsUndefined()) {
43 PGOTypeLocation loc(jsPandaFile_, data.methodOffset_, data.bcIndex_);
44 ihc = TryGetHClassByPGOTypeLocation(loc);
45 if (ihc->IsUndefined()) {
46 ihc = TryGetHClassFromCached(properties, globalData);
47 }
48 }
49 return ihc;
50 }
51
TryGetHClass(ProfileType rootType,ProfileType childType) const52 JSHandle<JSTaggedValue> BaseSnapshotInfo::TryGetHClass(ProfileType rootType, ProfileType childType) const
53 {
54 PGOTypeManager *ptManager = thread_->GetCurrentEcmaContext()->GetPTManager();
55 JSTaggedValue hclass = ptManager->QueryHClass(rootType, childType);
56 return JSHandle<JSTaggedValue>(thread_, hclass);
57 }
58
TryGetHClassByPGOTypeLocation(PGOTypeLocation loc) const59 JSHandle<JSTaggedValue> BaseSnapshotInfo::TryGetHClassByPGOTypeLocation(PGOTypeLocation loc) const
60 {
61 PGOTypeManager *ptManager = thread_->GetCurrentEcmaContext()->GetPTManager();
62 ProfileType pt = ptManager->GetRootIdByLocation(loc);
63 return TryGetHClass(pt, pt);
64 }
65
TryGetHClassFromCached(const JSHandle<TaggedArray> & properties,const SnapshotGlobalData & globalData) const66 JSHandle<JSTaggedValue> BaseSnapshotInfo::TryGetHClassFromCached(const JSHandle<TaggedArray> &properties,
67 const SnapshotGlobalData &globalData) const
68 {
69 DISALLOW_GARBAGE_COLLECTION;
70 JSHandle<JSTaggedValue> maybeCache(thread_, globalData.GetObjectLiteralHClassCache());
71 if (maybeCache->IsTaggedArray()) {
72 size_t length = properties->GetLength();
73 uint32_t propsLen = 0;
74 for (size_t i = 0; i < length; i += 2) { // 2: skip a pair of key and value
75 if (properties->Get(i).IsHole()) {
76 break;
77 }
78 propsLen++;
79 }
80
81 if (!ObjectFactory::CanObjectLiteralHClassCache(propsLen)) {
82 return thread_->GlobalConstants()->GetHandledUndefined();
83 }
84
85 JSHandle<TaggedArray> hclassCacheArr = JSHandle<TaggedArray>::Cast(maybeCache);
86 JSTaggedValue maybeHClass = hclassCacheArr->Get(propsLen);
87 if (!maybeHClass.IsJSHClass()) {
88 return thread_->GlobalConstants()->GetHandledUndefined();
89 }
90 JSHClass *newClass = JSHClass::Cast(maybeHClass.GetTaggedObject());
91 JSMutableHandle<JSTaggedValue> key(thread_, JSTaggedValue::Undefined());
92
93 for (size_t fieldOffset = 0; fieldOffset < propsLen; fieldOffset++) {
94 key.Update(properties->Get(fieldOffset * 2)); // 2 : pair of key and value
95 ASSERT_PRINT(JSTaggedValue::IsPropertyKey(key), "Key is not a property key");
96 PropertyAttributes attributes = PropertyAttributes::Default();
97 auto value = properties->Get(fieldOffset * 2 + 1);
98 if (value.IsAccessor()) { // 2: Meaning to double
99 attributes.SetIsAccessor(true);
100 }
101 attributes.SetIsInlinedProps(true);
102 attributes.SetRepresentation(Representation::TAGGED);
103 attributes.SetOffset(fieldOffset);
104
105 auto metadata = JSTaggedValue(attributes.GetPropertyMetaData());
106 auto rep = PropertyAttributes::TranslateToRep(value);
107 newClass = newClass->FindTransitions(key.GetTaggedValue(), metadata, rep);
108 if (newClass == nullptr) {
109 return thread_->GlobalConstants()->GetHandledUndefined();
110 }
111 }
112
113 auto result = JSHandle<JSHClass>(thread_, newClass);
114 if (JSObject::CheckPropertiesForRep(properties, propsLen, result)) {
115 return JSHandle<JSTaggedValue>(result);
116 }
117 }
118 return thread_->GlobalConstants()->GetHandledUndefined();
119 }
120
Record(ItemData & data)121 void BaseSnapshotInfo::Record(ItemData &data)
122 {
123 ItemKey key = GetItemKey(data.constantPoolId_, data.constantPoolIdx_);
124 info_.emplace(key, data);
125 }
126
CollectLiteralInfo(JSHandle<TaggedArray> array,uint32_t constantPoolIndex,JSHandle<ConstantPool> snapshotConstantPool,const std::set<uint32_t> & skippedMethods,JSHandle<JSTaggedValue> ihc,JSHandle<JSTaggedValue> chc)127 void BaseSnapshotInfo::CollectLiteralInfo(JSHandle<TaggedArray> array, uint32_t constantPoolIndex,
128 JSHandle<ConstantPool> snapshotConstantPool,
129 const std::set<uint32_t> &skippedMethods,
130 JSHandle<JSTaggedValue> ihc, JSHandle<JSTaggedValue> chc)
131 {
132 ObjectFactory *factory = vm_->GetFactory();
133 JSMutableHandle<JSTaggedValue> valueHandle(thread_, JSTaggedValue::Undefined());
134 uint32_t len = array->GetLength();
135 std::vector<int> methodOffsetVec;
136 for (uint32_t i = 0; i < len; i++) {
137 valueHandle.Update(array->Get(i));
138 uint32_t methodOffset = 0;
139 if (valueHandle->IsJSFunction()) {
140 methodOffset = JSHandle<JSFunction>(valueHandle)->GetCallTarget()->GetMethodId().GetOffset();
141 } else if (valueHandle->IsFunctionTemplate()) {
142 auto method = Method::Cast(JSHandle<FunctionTemplate>(valueHandle)->GetMethod());
143 methodOffset = method->GetMethodId().GetOffset();
144 }
145 if (methodOffset != 0) {
146 if (skippedMethods.find(methodOffset) != skippedMethods.end()) {
147 methodOffsetVec.emplace_back(AOTLiteralInfo::NO_FUNC_ENTRY_VALUE);
148 } else {
149 methodOffsetVec.emplace_back(methodOffset);
150 }
151 }
152 }
153
154 uint32_t methodSize = methodOffsetVec.size();
155 JSHandle<AOTLiteralInfo> aotLiteralInfo = factory->NewAOTLiteralInfo(methodSize);
156 for (uint32_t i = 0; i < methodSize; ++i) {
157 auto methodOffset = methodOffsetVec[i];
158 aotLiteralInfo->SetObjectToCache(thread_, i, JSTaggedValue(methodOffset));
159 }
160
161 if (!ihc->IsUndefined()) {
162 aotLiteralInfo->SetIhc(ihc.GetTaggedValue());
163 }
164
165 if (!chc->IsUndefined()) {
166 aotLiteralInfo->SetChc(chc.GetTaggedValue());
167 }
168
169 snapshotConstantPool->SetObjectToCache(thread_, constantPoolIndex, aotLiteralInfo.GetTaggedValue());
170 }
171
CheckAOTPropertiesForRep(const JSHandle<TaggedArray> & properties,const JSHandle<JSHClass> & hclass)172 bool BaseSnapshotInfo::CheckAOTPropertiesForRep(const JSHandle<TaggedArray> &properties,
173 const JSHandle<JSHClass> &hclass)
174 {
175 auto layout = LayoutInfo::Cast(hclass->GetLayout().GetTaggedObject());
176 for (size_t i = 0; i < properties->GetLength(); i++) {
177 auto attr = layout->GetAttr(i);
178 auto value = JSObject::ConvertValueWithRep(attr, properties->Get(i));
179 // If value.first is false, indicating that value cannot be converted to the expected value of
180 // representation. For example, the representation is INT, but the value type is string.
181 if (!value.first) {
182 return false;
183 }
184 }
185 return true;
186 }
187
CheckAOTIhcPropertiesForRep(JSThread * thread,const JSHandle<JSTaggedValue> & ihc,const JSHandle<ClassInfoExtractor> & extractor)188 bool BaseSnapshotInfo::CheckAOTIhcPropertiesForRep(JSThread *thread, const JSHandle<JSTaggedValue> &ihc,
189 const JSHandle<ClassInfoExtractor> &extractor)
190 {
191 if (ihc->IsUndefinedOrNull()) {
192 return false;
193 }
194 JSHandle<JSObject> prototype;
195 if (ihc->IsJSHClass()) {
196 JSHandle<JSHClass> ihclass(ihc);
197 prototype = JSHandle<JSObject>(thread, ihclass->GetProto());
198 } else {
199 prototype = JSHandle<JSObject>(ihc);
200 }
201
202 ASSERT(!prototype->GetJSHClass()->IsDictionaryMode());
203 JSHandle<TaggedArray> nonStaticProperties(thread, extractor->GetNonStaticProperties());
204 JSHandle<JSHClass> protohclass(thread, prototype->GetJSHClass());
205 return CheckAOTPropertiesForRep(nonStaticProperties, protohclass);
206 }
207
CheckAOTChcPropertiesForRep(JSThread * thread,const JSHandle<JSTaggedValue> & chc,const JSHandle<ClassInfoExtractor> & extractor)208 bool BaseSnapshotInfo::CheckAOTChcPropertiesForRep(JSThread *thread, const JSHandle<JSTaggedValue> &chc,
209 const JSHandle<ClassInfoExtractor> &extractor)
210 {
211 if (chc->IsUndefinedOrNull()) {
212 return false;
213 }
214 JSHandle<JSHClass> chclass(thread, JSHClass::Cast(chc->GetTaggedObject()));
215 ASSERT(!chclass->IsDictionaryMode());
216 JSHandle<TaggedArray> staticProperties(thread, extractor->GetStaticProperties());
217 return CheckAOTPropertiesForRep(staticProperties, chclass);
218 }
219
StoreDataToGlobalData(SnapshotGlobalData & globalData,const std::set<uint32_t> &)220 void StringSnapshotInfo::StoreDataToGlobalData(SnapshotGlobalData &globalData, const std::set<uint32_t>&)
221 {
222 for (auto item : info_) {
223 const ItemData &data = item.second;
224 uint32_t snapshotCpArrIdx = globalData.GetCpArrIdxByConstanPoolId(data.constantPoolId_);
225 JSHandle<TaggedArray> snapshotCpArr(thread_, globalData.GetCurSnapshotCpArray());
226 JSHandle<ConstantPool> snapshotCp(thread_, snapshotCpArr->Get(snapshotCpArrIdx));
227 // Lazy ConstantPool String Loading
228 snapshotCp->SetObjectToCache(thread_, data.constantPoolIdx_, JSTaggedValue::Hole());
229 }
230
231 if (vm_->GetJSOptions().IsEnableCompilerLogSnapshot()) {
232 vm_->AddAOTSnapShotStats("String", info_.size());
233 }
234 }
235
StoreDataToGlobalData(SnapshotGlobalData & globalData,const std::set<uint32_t> & skippedMethods)236 void MethodSnapshotInfo::StoreDataToGlobalData(SnapshotGlobalData &globalData,
237 const std::set<uint32_t> &skippedMethods)
238 {
239 ApEntityId abcId = INVALID_INDEX;
240 bool hasAbcId = TryGetABCId(abcId);
241 ObjectFactory *factory = vm_->GetFactory();
242 for (auto item : info_) {
243 const ItemData &data = item.second;
244 JSHandle<ConstantPool> cp(thread_,
245 thread_->GetCurrentEcmaContext()->FindConstpool(jsPandaFile_, data.constantPoolId_));
246 uint32_t methodOffset = cp->GetEntityId(data.constantPoolIdx_).GetOffset();
247
248 uint32_t snapshotCpArrIdx = globalData.GetCpArrIdxByConstanPoolId(data.constantPoolId_);
249 JSHandle<TaggedArray> snapshotCpArr(thread_, globalData.GetCurSnapshotCpArray());
250 JSHandle<ConstantPool> snapshotCp(thread_, snapshotCpArr->Get(snapshotCpArrIdx));
251
252 JSHandle<JSTaggedValue> ihc = thread_->GlobalConstants()->GetHandledUndefined();
253 if (hasAbcId) {
254 ProfileType pt(abcId, methodOffset, ProfileType::Kind::ClassId, true);
255 ihc = TryGetHClass(pt, pt);
256 }
257 JSHandle<AOTLiteralInfo> aotLiteralInfo = factory->NewAOTLiteralInfo(1); // 1: only one method
258 int initValue = static_cast<int>(AOTLiteralInfo::NO_FUNC_ENTRY_VALUE);
259 aotLiteralInfo->SetObjectToCache(thread_, 0, JSTaggedValue(initValue));
260 aotLiteralInfo->SetLiteralType(JSTaggedValue(AOTLiteralInfo::METHOD_LITERAL_TYPE));
261 if (!ihc->IsUndefined()) {
262 aotLiteralInfo->SetIhc(ihc.GetTaggedValue());
263 if (skippedMethods.find(methodOffset) == skippedMethods.end()) {
264 aotLiteralInfo->SetObjectToCache(thread_, 0, JSTaggedValue(methodOffset));
265 globalData.RecordReviseData(
266 ReviseData::ItemData {globalData.GetCurDataIdx(), snapshotCpArrIdx, data.constantPoolIdx_});
267 }
268 snapshotCp->SetObjectToCache(thread_, data.constantPoolIdx_, aotLiteralInfo.GetTaggedValue());
269 } else if (skippedMethods.find(methodOffset) == skippedMethods.end()) {
270 // For MethodSnaphotInfo which does not have ihc info, we insert JSTaggedValue(methodOffset) as revervation.
271 // For the purpose of reducing ai size.
272 globalData.RecordReviseData(
273 ReviseData::ItemData {globalData.GetCurDataIdx(), snapshotCpArrIdx, data.constantPoolIdx_});
274 snapshotCp->SetObjectToCache(thread_, data.constantPoolIdx_, JSTaggedValue(methodOffset));
275 } else {
276 snapshotCp->SetObjectToCache(thread_, data.constantPoolIdx_, JSTaggedValue::Hole());
277 }
278 }
279 if (vm_->GetJSOptions().IsEnableCompilerLogSnapshot()) {
280 vm_->AddAOTSnapShotStats("Method", info_.size());
281 }
282 }
283
StoreDataToGlobalData(SnapshotGlobalData & globalData,const std::set<uint32_t> & skippedMethods)284 void ClassLiteralSnapshotInfo::StoreDataToGlobalData(SnapshotGlobalData &globalData,
285 const std::set<uint32_t> &skippedMethods)
286 {
287 ApEntityId abcId = INVALID_INDEX;
288 bool hasAbcId = TryGetABCId(abcId);
289 for (auto item : info_) {
290 const ItemData &data = item.second;
291 JSHandle<ConstantPool> cp = GetUnsharedConstpool(data);
292 auto literalObj = ConstantPool::GetClassLiteralFromCache(thread_, cp, data.constantPoolIdx_, data.recordName_);
293 JSHandle<ClassLiteral> classLiteral(thread_, literalObj);
294 JSHandle<TaggedArray> arrayHandle(thread_, classLiteral->GetArray());
295
296 uint32_t snapshotCpArrIdx = globalData.GetCpArrIdxByConstanPoolId(data.constantPoolId_);
297 JSHandle<TaggedArray> snapshotCpArr(thread_, globalData.GetCurSnapshotCpArray());
298 JSHandle<ConstantPool> snapshotCp(thread_, snapshotCpArr->Get(snapshotCpArrIdx));
299
300 uint32_t methodId = cp->GetEntityId(data.ctorMethodOffset_).GetOffset();
301 JSHandle<JSTaggedValue> undefinedHandle = thread_->GlobalConstants()->GetHandledUndefined();
302 JSHandle<JSTaggedValue> ihc = undefinedHandle;
303 JSHandle<JSTaggedValue> chc = undefinedHandle;
304 if (hasAbcId) {
305 ProfileType pt(abcId, methodId, ProfileType::Kind::ClassId, true);
306 ProfileType ctorPt(abcId, methodId, ProfileType::Kind::ConstructorId, true);
307 ihc = TryGetHClass(pt, pt);
308 chc = TryGetHClass(ctorPt, ctorPt);
309
310 auto method = ConstantPool::GetMethodFromCache(thread_, cp.GetTaggedValue(), data.ctorMethodOffset_);
311 auto *factory = thread_->GetEcmaVM()->GetFactory();
312 auto extractor = factory->NewClassInfoExtractor(JSHandle<JSTaggedValue>(thread_, method));
313 ClassInfoExtractor::BuildClassInfoExtractorFromLiteral(thread_, extractor, arrayHandle,
314 arrayHandle->GetLength());
315 if (!CheckAOTIhcPropertiesForRep(thread_, ihc, extractor)) {
316 ihc = undefinedHandle;
317 }
318 if (!CheckAOTChcPropertiesForRep(thread_, chc, extractor)) {
319 chc = undefinedHandle;
320 }
321 }
322
323 CollectLiteralInfo(arrayHandle, data.constantPoolIdx_, snapshotCp, skippedMethods, ihc, chc);
324 globalData.RecordReviseData(
325 ReviseData::ItemData {globalData.GetCurDataIdx(), snapshotCpArrIdx, data.constantPoolIdx_});
326 }
327 if (vm_->GetJSOptions().IsEnableCompilerLogSnapshot()) {
328 vm_->AddAOTSnapShotStats("ClassLiteral", info_.size());
329 }
330 }
331
StoreDataToGlobalData(SnapshotGlobalData & globalData,const std::set<uint32_t> & skippedMethods)332 void ObjectLiteralSnapshotInfo::StoreDataToGlobalData(SnapshotGlobalData &globalData,
333 const std::set<uint32_t> &skippedMethods)
334 {
335 ApEntityId abcId = INVALID_INDEX;
336 bool hasAbcId = TryGetABCId(abcId);
337 for (auto item : info_) {
338 const ItemData &data = item.second;
339 JSHandle<ConstantPool> cp = GetUnsharedConstpool(data);
340 panda_file::File::EntityId id = cp->GetEntityId(data.constantPoolIdx_);
341 JSMutableHandle<TaggedArray> elements(thread_, JSTaggedValue::Undefined());
342 JSMutableHandle<TaggedArray> properties(thread_, JSTaggedValue::Undefined());
343 LiteralDataExtractor::ExtractObjectDatas(thread_, jsPandaFile_, id, elements,
344 properties, cp, data.recordName_);
345
346 uint32_t snapshotCpArrIdx = globalData.GetCpArrIdxByConstanPoolId(data.constantPoolId_);
347 JSHandle<TaggedArray> snapshotCpArr(thread_, globalData.GetCurSnapshotCpArray());
348 JSHandle<ConstantPool> snapshotCp(thread_, snapshotCpArr->Get(snapshotCpArrIdx));
349
350 JSHandle<JSTaggedValue> ihc = thread_->GlobalConstants()->GetHandledUndefined();
351 JSHandle<JSTaggedValue> chc = thread_->GlobalConstants()->GetHandledUndefined();
352 if (hasAbcId) {
353 ProfileType pt(abcId, id.GetOffset(), ProfileType::Kind::ObjectLiteralId, true);
354 ProfileType ctorPt(abcId, id.GetOffset(), ProfileType::Kind::ConstructorId, true);
355 chc = TryGetHClass(ctorPt, ctorPt);
356 ihc = TryGetIHClass(pt, pt, data, properties, globalData);
357 }
358
359 CollectLiteralInfo(properties, data.constantPoolIdx_, snapshotCp, skippedMethods, ihc, chc);
360 globalData.RecordReviseData(
361 ReviseData::ItemData {globalData.GetCurDataIdx(), snapshotCpArrIdx, data.constantPoolIdx_});
362 }
363 if (vm_->GetJSOptions().IsEnableCompilerLogSnapshot()) {
364 vm_->AddAOTSnapShotStats("ObjectLiteral", info_.size());
365 }
366 }
367
StoreDataToGlobalData(SnapshotGlobalData & globalData,const std::set<uint32_t> & skippedMethods)368 void ArrayLiteralSnapshotInfo::StoreDataToGlobalData(SnapshotGlobalData &globalData,
369 const std::set<uint32_t> &skippedMethods)
370 {
371 for (auto item : info_) {
372 const ItemData &data = item.second;
373 JSHandle<ConstantPool> cp = GetUnsharedConstpool(data);
374 panda_file::File::EntityId id = cp->GetEntityId(data.constantPoolIdx_);
375 JSHandle<TaggedArray> literal = LiteralDataExtractor::GetDatasIgnoreType(
376 thread_, jsPandaFile_, id, cp, data.recordName_);
377 uint32_t snapshotCpArrIdx = globalData.GetCpArrIdxByConstanPoolId(data.constantPoolId_);
378 JSHandle<TaggedArray> snapshotCpArr(thread_, globalData.GetCurSnapshotCpArray());
379 JSHandle<ConstantPool> snapshotCp(thread_, snapshotCpArr->Get(snapshotCpArrIdx));
380 JSHandle<JSTaggedValue> ihc = thread_->GlobalConstants()->GetHandledUndefined();
381 JSHandle<JSTaggedValue> chc = thread_->GlobalConstants()->GetHandledUndefined();
382 CollectLiteralInfo(literal, data.constantPoolIdx_, snapshotCp, skippedMethods, ihc, chc);
383 globalData.RecordReviseData(
384 ReviseData::ItemData {globalData.GetCurDataIdx(), snapshotCpArrIdx, data.constantPoolIdx_});
385 }
386 if (vm_->GetJSOptions().IsEnableCompilerLogSnapshot()) {
387 vm_->AddAOTSnapShotStats("ArrayLiteral", info_.size());
388 }
389 }
390
GetUnsharedConstpool(const ItemData & data)391 JSHandle<ConstantPool> BaseSnapshotInfo::GetUnsharedConstpool(const ItemData &data)
392 {
393 EcmaContext *context = thread_->GetCurrentEcmaContext();
394 JSTaggedValue shareCp = context->FindConstpool(jsPandaFile_, data.constantPoolId_);
395 JSHandle<ConstantPool> cp(thread_, context->FindOrCreateUnsharedConstpool(shareCp));
396 return cp;
397 }
398
Record(const BytecodeInstruction & bcIns,int32_t bcIndex,const CString & recordName,const MethodLiteral * method)399 void SnapshotConstantPoolData::Record(const BytecodeInstruction &bcIns, int32_t bcIndex,
400 const CString &recordName, const MethodLiteral *method)
401 {
402 BytecodeInstruction::Opcode opcode = static_cast<BytecodeInstruction::Opcode>(bcIns.GetOpcode());
403 uint32_t methodOffset = method->GetMethodId().GetOffset();
404 panda_file::IndexAccessor indexAccessor(*jsPandaFile_->GetPandaFile(),
405 panda_file::File::EntityId(methodOffset));
406 uint32_t constantPoolId = static_cast<uint32_t>(indexAccessor.GetHeaderIndex());
407
408 switch (opcode) {
409 case BytecodeInstruction::Opcode::LDA_STR_ID16:
410 case BytecodeInstruction::Opcode::STOWNBYNAME_IMM8_ID16_V8:
411 case BytecodeInstruction::Opcode::STOWNBYNAME_IMM16_ID16_V8:
412 case BytecodeInstruction::Opcode::CREATEREGEXPWITHLITERAL_IMM8_ID16_IMM8:
413 case BytecodeInstruction::Opcode::CREATEREGEXPWITHLITERAL_IMM16_ID16_IMM8:
414 case BytecodeInstruction::Opcode::STCONSTTOGLOBALRECORD_IMM16_ID16:
415 case BytecodeInstruction::Opcode::TRYLDGLOBALBYNAME_IMM8_ID16:
416 case BytecodeInstruction::Opcode::TRYLDGLOBALBYNAME_IMM16_ID16:
417 case BytecodeInstruction::Opcode::TRYSTGLOBALBYNAME_IMM8_ID16:
418 case BytecodeInstruction::Opcode::TRYSTGLOBALBYNAME_IMM16_ID16:
419 case BytecodeInstruction::Opcode::STTOGLOBALRECORD_IMM16_ID16:
420 case BytecodeInstruction::Opcode::STOWNBYNAMEWITHNAMESET_IMM8_ID16_V8:
421 case BytecodeInstruction::Opcode::STOWNBYNAMEWITHNAMESET_IMM16_ID16_V8:
422 case BytecodeInstruction::Opcode::LDTHISBYNAME_IMM8_ID16:
423 case BytecodeInstruction::Opcode::LDTHISBYNAME_IMM16_ID16:
424 case BytecodeInstruction::Opcode::STTHISBYNAME_IMM8_ID16:
425 case BytecodeInstruction::Opcode::STTHISBYNAME_IMM16_ID16:
426 case BytecodeInstruction::Opcode::LDGLOBALVAR_IMM16_ID16:
427 case BytecodeInstruction::Opcode::LDOBJBYNAME_IMM8_ID16:
428 case BytecodeInstruction::Opcode::LDOBJBYNAME_IMM16_ID16:
429 case BytecodeInstruction::Opcode::STOBJBYNAME_IMM8_ID16_V8:
430 case BytecodeInstruction::Opcode::STOBJBYNAME_IMM16_ID16_V8:
431 case BytecodeInstruction::Opcode::DEFINEFIELDBYNAME_IMM8_ID16_V8:
432 case BytecodeInstruction::Opcode::DEFINEPROPERTYBYNAME_IMM8_ID16_V8:
433 case BytecodeInstruction::Opcode::LDSUPERBYNAME_IMM8_ID16:
434 case BytecodeInstruction::Opcode::LDSUPERBYNAME_IMM16_ID16:
435 case BytecodeInstruction::Opcode::STSUPERBYNAME_IMM8_ID16_V8:
436 case BytecodeInstruction::Opcode::STSUPERBYNAME_IMM16_ID16_V8:
437 case BytecodeInstruction::Opcode::STGLOBALVAR_IMM16_ID16:
438 case BytecodeInstruction::Opcode::LDBIGINT_ID16: {
439 auto constantPoolIdx = bcIns.GetId().AsRawValue();
440 BaseSnapshotInfo::ItemData itemData = {recordName, constantPoolId, constantPoolIdx, methodOffset, bcIndex};
441 RecordInfo(Type::STRING, itemData);
442 break;
443 }
444 case BytecodeInstruction::Opcode::DEFINEFUNC_IMM8_ID16_IMM8:
445 case BytecodeInstruction::Opcode::DEFINEFUNC_IMM16_ID16_IMM8:
446 case BytecodeInstruction::Opcode::DEFINEMETHOD_IMM8_ID16_IMM8:
447 case BytecodeInstruction::Opcode::DEFINEMETHOD_IMM16_ID16_IMM8: {
448 auto constantPoolIdx = bcIns.GetId().AsRawValue();
449 BaseSnapshotInfo::ItemData itemData = {recordName, constantPoolId, constantPoolIdx, methodOffset, bcIndex};
450 RecordInfo(Type::METHOD, itemData);
451 break;
452 }
453 case BytecodeInstruction::Opcode::CREATEOBJECTWITHBUFFER_IMM8_ID16:
454 case BytecodeInstruction::Opcode::CREATEOBJECTWITHBUFFER_IMM16_ID16: {
455 auto constantPoolIdx = bcIns.GetId().AsRawValue();
456 BaseSnapshotInfo::ItemData itemData = {recordName, constantPoolId, constantPoolIdx, methodOffset, bcIndex};
457 RecordInfo(Type::OBJECT_LITERAL, itemData);
458 break;
459 }
460 case BytecodeInstruction::Opcode::CREATEARRAYWITHBUFFER_IMM8_ID16:
461 case BytecodeInstruction::Opcode::CREATEARRAYWITHBUFFER_IMM16_ID16: {
462 auto constantPoolIdx = bcIns.GetId().AsRawValue();
463 BaseSnapshotInfo::ItemData itemData = {recordName, constantPoolId, constantPoolIdx, methodOffset, bcIndex};
464 RecordInfo(Type::ARRAY_LITERAL, itemData);
465 break;
466 }
467 case BytecodeInstruction::Opcode::DEFINECLASSWITHBUFFER_IMM8_ID16_ID16_IMM16_V8: {
468 auto methodCPIdx = (bcIns.GetId <BytecodeInstruction::Format::IMM8_ID16_ID16_IMM16_V8, 0>()).AsRawValue();
469 BaseSnapshotInfo::ItemData methodItemData = {recordName, constantPoolId,
470 methodCPIdx, methodOffset, bcIndex};
471 RecordInfo(Type::METHOD, methodItemData);
472
473 auto literalCPIdx = (bcIns.GetId <BytecodeInstruction::Format::IMM8_ID16_ID16_IMM16_V8, 1>()).AsRawValue();
474 BaseSnapshotInfo::ItemData literalItemData = {recordName, constantPoolId,
475 literalCPIdx, methodOffset, bcIndex, methodCPIdx};
476 RecordInfo(Type::CLASS_LITERAL, literalItemData);
477 break;
478 }
479 case BytecodeInstruction::Opcode::DEFINECLASSWITHBUFFER_IMM16_ID16_ID16_IMM16_V8: {
480 auto methodCPIdx = (bcIns.GetId <BytecodeInstruction::Format::IMM16_ID16_ID16_IMM16_V8, 0>()).AsRawValue();
481 BaseSnapshotInfo::ItemData methodItemData = {recordName, constantPoolId,
482 methodCPIdx, methodOffset, bcIndex};
483 RecordInfo(Type::METHOD, methodItemData);
484
485 auto literalCPIdx = (bcIns.GetId <BytecodeInstruction::Format::IMM16_ID16_ID16_IMM16_V8, 1>()).AsRawValue();
486 BaseSnapshotInfo::ItemData literalItemData = {recordName, constantPoolId,
487 literalCPIdx, methodOffset, bcIndex, methodCPIdx};
488 RecordInfo(Type::CLASS_LITERAL, literalItemData);
489 break;
490 }
491 default:
492 break;
493 }
494 }
495
StoreDataToGlobalData(SnapshotGlobalData & snapshotData,const std::set<uint32_t> & skippedMethods) const496 void SnapshotConstantPoolData::StoreDataToGlobalData(SnapshotGlobalData &snapshotData,
497 const std::set<uint32_t> &skippedMethods) const
498 {
499 for (auto &info : infos_) {
500 info->StoreDataToGlobalData(snapshotData, skippedMethods);
501 }
502 }
503 } // namespace panda::ecmascript
504