/* * Copyright (c) 2021-2022 Huawei Device Co., Ltd. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include "ecmascript/ecma_vm.h" #include "ecmascript/base/string_helper.h" #include "ecmascript/builtins/builtins.h" #include "ecmascript/builtins/builtins_ark_tools.h" #ifdef ARK_SUPPORT_INTL #include "ecmascript/builtins/builtins_collator.h" #include "ecmascript/builtins/builtins_date_time_format.h" #include "ecmascript/builtins/builtins_number_format.h" #endif #include "ecmascript/builtins/builtins_global.h" #include "ecmascript/builtins/builtins_object.h" #include "ecmascript/builtins/builtins_promise.h" #include "ecmascript/builtins/builtins_promise_handler.h" #include "ecmascript/builtins/builtins_proxy.h" #include "ecmascript/builtins/builtins_regexp.h" #include "ecmascript/compiler/builtins/builtins_call_signature.h" #include "ecmascript/compiler/call_signature.h" #include "ecmascript/compiler/common_stubs.h" #include "ecmascript/compiler/interpreter_stub.h" #include "ecmascript/compiler/rt_call_signature.h" #include "ecmascript/jit/jit.h" #if defined(ECMASCRIPT_SUPPORT_CPUPROFILER) #include "ecmascript/dfx/cpu_profiler/cpu_profiler.h" #endif #if !WIN_OR_MAC_OR_IOS_PLATFORM #include "ecmascript/dfx/hprof/heap_profiler.h" #include "ecmascript/dfx/hprof/heap_profiler_interface.h" #endif #include "ecmascript/compiler/aot_file/an_file_data_manager.h" #include "ecmascript/compiler/aot_file/aot_file_manager.h" #include "ecmascript/debugger/js_debugger_manager.h" #include "ecmascript/dfx/stackinfo/js_stackinfo.h" #include "ecmascript/dfx/tracing/tracing.h" #include "ecmascript/dfx/vmstat/function_call_timer.h" #include "ecmascript/dfx/vmstat/opt_code_profiler.h" #include "ecmascript/dfx/vmstat/runtime_stat.h" #include "ecmascript/ecma_context.h" #include "ecmascript/ecma_string_table.h" #include "ecmascript/global_env.h" #include "ecmascript/global_env_constants-inl.h" #include "ecmascript/global_env_constants.h" #include "ecmascript/interpreter/interpreter-inl.h" #include "ecmascript/jobs/micro_job_queue.h" #include "ecmascript/js_arraybuffer.h" #include "ecmascript/js_for_in_iterator.h" #include "ecmascript/js_native_pointer.h" #include "ecmascript/js_thread.h" #include "ecmascript/jspandafile/constpool_value.h" #include "ecmascript/jspandafile/js_pandafile.h" #include "ecmascript/jspandafile/js_pandafile_manager.h" #include "ecmascript/jspandafile/panda_file_translator.h" #include "ecmascript/jspandafile/program_object.h" #include "ecmascript/mem/concurrent_marker.h" #include "ecmascript/mem/gc_stats.h" #include "ecmascript/mem/heap.h" #include "ecmascript/mem/mem.h" #include "ecmascript/mem/space.h" #include "ecmascript/mem/visitor.h" #include "ecmascript/module/js_module_manager.h" #include "ecmascript/module/module_data_extractor.h" #include "ecmascript/module/module_path_helper.h" #include "ecmascript/object_factory.h" #include "ecmascript/patch/quick_fix_manager.h" #include "ecmascript/pgo_profiler/pgo_profiler_manager.h" #include "ecmascript/regexp/regexp_parser_cache.h" #include "ecmascript/runtime_call_id.h" #include "ecmascript/snapshot/mem/snapshot.h" #include "ecmascript/snapshot/mem/snapshot_env.h" #include "ecmascript/stubs/runtime_stubs.h" #include "ecmascript/tagged_array-inl.h" #include "ecmascript/tagged_dictionary.h" #include "ecmascript/tagged_queue.h" #include "ecmascript/tagged_queue.h" #include "ecmascript/taskpool/task.h" #include "ecmascript/taskpool/taskpool.h" #include "ecmascript/ts_types/ts_manager.h" #include "ecmascript/ohos/white_list_helper.h" namespace panda::ecmascript { using RandomGenerator = base::RandomGenerator; using PGOProfilerManager = pgo::PGOProfilerManager; AOTFileManager *JsStackInfo::loader = nullptr; /* static */ EcmaVM *EcmaVM::Create(const JSRuntimeOptions &options, EcmaParamConfiguration &config) { JSRuntimeOptions newOptions = options; // only define SUPPORT_ENABLE_ASM_INTERP can enable asm-interpreter #if !defined(SUPPORT_ENABLE_ASM_INTERP) newOptions.SetEnableAsmInterpreter(false); #endif auto vm = new EcmaVM(newOptions, config); if (UNLIKELY(vm == nullptr)) { LOG_ECMA(ERROR) << "Failed to create jsvm"; return nullptr; } auto jsThread = JSThread::Create(vm); vm->thread_ = jsThread; vm->Initialize(); if (JsStackInfo::loader == nullptr) { JsStackInfo::loader = vm->GetJSThread()->GetCurrentEcmaContext()->GetAOTFileManager(); } #if defined(__aarch64__) && !defined(PANDA_TARGET_MACOS) && !defined(PANDA_TARGET_IOS) if (SetThreadInfoCallback != nullptr) { SetThreadInfoCallback(CrashCallback); } #endif return vm; } // static bool EcmaVM::Destroy(EcmaVM *vm) { if (vm != nullptr) { delete vm; vm = nullptr; return true; } return false; } void EcmaVM::PreFork() { heap_->CompactHeapBeforeFork(); heap_->AdjustSpaceSizeForAppSpawn(); heap_->GetReadOnlySpace()->SetReadOnly(); heap_->DisableParallelGC(); } void EcmaVM::PostFork() { RandomGenerator::InitRandom(); heap_->SetHeapMode(HeapMode::SHARE); GetAssociatedJSThread()->SetThreadId(); heap_->EnableParallelGC(); std::string bundleName = PGOProfilerManager::GetInstance()->GetBundleName(); if (!WhiteListHelper::GetInstance()->IsEnable(bundleName)) { options_.SetEnablePGOProfiler(false); } ResetPGOProfiler(); #ifdef ENABLE_POSTFORK_FORCEEXPAND heap_->NotifyPostFork(); heap_->NotifyFinishColdStartSoon(); #endif } EcmaVM::EcmaVM(JSRuntimeOptions options, EcmaParamConfiguration config) : stringTable_(new EcmaStringTable(this)), nativeAreaAllocator_(std::make_unique()), heapRegionAllocator_(std::make_unique()), chunk_(nativeAreaAllocator_.get()), ecmaParamConfiguration_(std::move(config)) { options_ = std::move(options); icEnabled_ = options_.EnableIC(); optionalLogEnabled_ = options_.EnableOptionalLog(); options_.ParseAsmInterOption(); SetEnableJit(options_.IsEnableJIT() && options_.GetEnableAsmInterpreter()); } void EcmaVM::InitializePGOProfiler() { bool isEnablePGOProfiler = IsEnablePGOProfiler(); if (pgoProfiler_ == nullptr) { pgoProfiler_ = PGOProfilerManager::GetInstance()->Build(this, isEnablePGOProfiler); } thread_->SetPGOProfilerEnable(isEnablePGOProfiler); } void EcmaVM::ResetPGOProfiler() { if (pgoProfiler_ != nullptr) { bool isEnablePGOProfiler = IsEnablePGOProfiler(); PGOProfilerManager::GetInstance()->Reset(pgoProfiler_, isEnablePGOProfiler); thread_->SetPGOProfilerEnable(isEnablePGOProfiler); thread_->CheckOrSwitchPGOStubs(); } } bool EcmaVM::IsEnablePGOProfiler() const { if (options_.IsWorker()) { return PGOProfilerManager::GetInstance()->IsEnable(); } return options_.GetEnableAsmInterpreter() && options_.IsEnablePGOProfiler(); } bool EcmaVM::IsEnableElementsKind() const { if (options_.IsWorker()) { return false; } return options_.GetEnableAsmInterpreter() && options_.IsEnableElementsKind(); } bool EcmaVM::Initialize() { ECMA_BYTRACE_NAME(HITRACE_TAG_ARK, "EcmaVM::Initialize"); InitializePGOProfiler(); Taskpool::GetCurrentTaskpool()->Initialize(); #ifndef PANDA_TARGET_WINDOWS RuntimeStubs::Initialize(thread_); #endif heap_ = new Heap(this); heap_->Initialize(); gcStats_ = chunk_.New(heap_, options_.GetLongPauseTime()); factory_ = chunk_.New(thread_, heap_); if (UNLIKELY(factory_ == nullptr)) { LOG_FULL(FATAL) << "alloc factory_ failed"; UNREACHABLE(); } debuggerManager_ = chunk_.New(this); auto context = new EcmaContext(thread_); thread_->PushContext(context); [[maybe_unused]] EcmaHandleScope scope(thread_); context->Initialize(); thread_->SetGlueGlobalEnv(reinterpret_cast(context->GetGlobalEnv().GetTaggedType())); thread_->SetGlobalObject(GetGlobalEnv()->GetGlobalObject()); thread_->SetCurrentEcmaContext(context); SingleCharTable::CreateSingleCharTable(thread_); GenerateInternalNativeMethods(); quickFixManager_ = new QuickFixManager(); snapshotEnv_ = new SnapshotEnv(this); if (options_.GetEnableAsmInterpreter()) { thread_->GetCurrentEcmaContext()->LoadStubFile(); } callTimer_ = new FunctionCallTimer(); strategy_ = new ThroughputJSObjectResizingStrategy(); if (IsEnableJit()) { jit_ = new Jit(this); jit_->Initialize(); } initialized_ = true; return true; } EcmaVM::~EcmaVM() { initialized_ = false; #if defined(ECMASCRIPT_SUPPORT_CPUPROFILER) if (thread_->isProfiling_) { if (profiler_->GetOutToFile()) { DFXJSNApi::StopCpuProfilerForFile(this); } else { DFXJSNApi::StopCpuProfilerForInfo(this); } } #endif #if defined(ECMASCRIPT_SUPPORT_HEAPPROFILER) DeleteHeapProfile(); #endif heap_->WaitAllTasksFinished(); Taskpool::GetCurrentTaskpool()->Destroy(thread_->GetThreadId()); if (pgoProfiler_ != nullptr) { PGOProfilerManager::GetInstance()->Destroy(pgoProfiler_); pgoProfiler_ = nullptr; } #if ECMASCRIPT_ENABLE_FUNCTION_CALL_TIMER DumpCallTimeInfo(); #endif #if defined(ECMASCRIPT_SUPPORT_TRACING) if (tracing_) { DFXJSNApi::StopTracing(this); } #endif // clear c_address: c++ pointer delete ClearBufferData(); if (!isBundlePack_) { std::shared_ptr jsPandaFile = JSPandaFileManager::GetInstance()->FindJSPandaFile(assetPath_); if (jsPandaFile != nullptr) { jsPandaFile->DeleteParsedConstpoolVM(this); } } if (IsEnableJit()) { if (jit_ != nullptr) { delete jit_; jit_ = nullptr; } } if (gcStats_ != nullptr) { if (options_.EnableGCStatsPrint()) { gcStats_->PrintStatisticResult(); } chunk_.Delete(gcStats_); gcStats_ = nullptr; } if (JsStackInfo::loader == GetJSThread()->GetCurrentEcmaContext()->GetAOTFileManager()) { JsStackInfo::loader = nullptr; } if (heap_ != nullptr) { heap_->Destroy(); delete heap_; heap_ = nullptr; } if (debuggerManager_ != nullptr) { chunk_.Delete(debuggerManager_); debuggerManager_ = nullptr; } if (factory_ != nullptr) { chunk_.Delete(factory_); factory_ = nullptr; } if (stringTable_ != nullptr) { delete stringTable_; stringTable_ = nullptr; } if (quickFixManager_ != nullptr) { delete quickFixManager_; quickFixManager_ = nullptr; } if (snapshotEnv_ != nullptr) { delete snapshotEnv_; snapshotEnv_ = nullptr; } if (callTimer_ != nullptr) { delete callTimer_; callTimer_ = nullptr; } if (strategy_ != nullptr) { delete strategy_; strategy_ = nullptr; } if (thread_ != nullptr) { delete thread_; thread_ = nullptr; } } JSHandle EcmaVM::GetGlobalEnv() const { return thread_->GetCurrentEcmaContext()->GetGlobalEnv(); } JSTaggedValue EcmaVM::FastCallAot(size_t actualNumArgs, JSTaggedType *args, const JSTaggedType *prevFp) { INTERPRETER_TRACE(thread_, ExecuteAot); auto entry = thread_->GetRTInterface(kungfu::RuntimeStubCSigns::ID_OptimizedFastCallEntry); // do not modify this log to INFO, this will call many times LOG_ECMA(DEBUG) << "start to execute aot entry: " << (void*)entry; auto res = reinterpret_cast(entry)(thread_->GetGlueAddr(), actualNumArgs, args, reinterpret_cast(prevFp)); return res; } void EcmaVM::CheckStartCpuProfiler() { #if defined(ECMASCRIPT_SUPPORT_CPUPROFILER) if (options_.EnableCpuProfilerColdStartMainThread() && options_.GetArkBundleName().compare(bundleName_) == 0 && !options_.IsWorker() && profiler_ == nullptr) { std::string fileName = options_.GetArkBundleName() + ".cpuprofile"; if (!builtins::BuiltinsArkTools::CreateFile(fileName)) { LOG_ECMA(ERROR) << "createFile failed " << fileName; return; } else { DFXJSNApi::StartCpuProfilerForFile(this, fileName, CpuProfiler::INTERVAL_OF_INNER_START); return; } } if (options_.EnableCpuProfilerColdStartWorkerThread() && options_.GetArkBundleName().compare(bundleName_) == 0 && options_.IsWorker() && profiler_ == nullptr) { std::string fileName = options_.GetArkBundleName() + "_" + std::to_string(thread_->GetThreadId()) + ".cpuprofile"; if (!builtins::BuiltinsArkTools::CreateFile(fileName)) { LOG_ECMA(ERROR) << "createFile failed " << fileName; return; } else { DFXJSNApi::StartCpuProfilerForFile(this, fileName, CpuProfiler::INTERVAL_OF_INNER_START); return; } } #endif } JSHandle EcmaVM::GetAndClearEcmaUncaughtException() const { JSHandle exceptionHandle = GetEcmaUncaughtException(); thread_->ClearException(); // clear for ohos app return exceptionHandle; } JSHandle EcmaVM::GetEcmaUncaughtException() const { if (!thread_->HasPendingException()) { return JSHandle(); } JSHandle exceptionHandle(thread_, thread_->GetException()); return exceptionHandle; } void EcmaVM::PrintJSErrorInfo(const JSHandle &exceptionInfo) const { EcmaContext::PrintJSErrorInfo(thread_, exceptionInfo); } void EcmaVM::ProcessNativeDelete(const WeakRootVisitor &visitor) { if (!heap_->IsYoungGC()) { auto iter = nativePointerList_.begin(); while (iter != nativePointerList_.end()) { JSNativePointer *object = *iter; auto fwd = visitor(reinterpret_cast(object)); if (fwd == nullptr) { nativeAreaAllocator_->DecreaseNativeSizeStats(object->GetBindingSize(), object->GetNativeFlag()); object->Destroy(); iter = nativePointerList_.erase(iter); } else { ++iter; } } } thread_->GetCurrentEcmaContext()->ProcessNativeDelete(visitor); } void EcmaVM::ProcessReferences(const WeakRootVisitor &visitor) { if (thread_->GetCurrentEcmaContext()->GetRegExpParserCache() != nullptr) { thread_->GetCurrentEcmaContext()->GetRegExpParserCache()->Clear(); } if (!heap_->IsYoungGC()) { heap_->ResetNativeBindingSize(); // array buffer auto iter = nativePointerList_.begin(); while (iter != nativePointerList_.end()) { JSNativePointer *object = *iter; auto fwd = visitor(reinterpret_cast(object)); if (fwd == nullptr) { nativeAreaAllocator_->DecreaseNativeSizeStats(object->GetBindingSize(), object->GetNativeFlag()); object->Destroy(); iter = nativePointerList_.erase(iter); continue; } heap_->IncreaseNativeBindingSize(JSNativePointer::Cast(fwd)); if (fwd != reinterpret_cast(object)) { *iter = JSNativePointer::Cast(fwd); } ++iter; } } thread_->GetCurrentEcmaContext()->ProcessReferences(visitor); GetPGOProfiler()->ProcessReferences(visitor); } void EcmaVM::PushToNativePointerList(JSNativePointer *pointer) { nativePointerList_.emplace_back(pointer); } void EcmaVM::RemoveFromNativePointerList(JSNativePointer *pointer) { auto iter = std::find(nativePointerList_.begin(), nativePointerList_.end(), pointer); if (iter != nativePointerList_.end()) { JSNativePointer *object = *iter; nativeAreaAllocator_->DecreaseNativeSizeStats(object->GetBindingSize(), object->GetNativeFlag()); object->Destroy(); nativePointerList_.erase(iter); } } void EcmaVM::PushToDeregisterModuleList(CString module) { deregisterModuleList_.emplace_back(module); } void EcmaVM::RemoveFromDeregisterModuleList(CString module) { auto iter = std::find(deregisterModuleList_.begin(), deregisterModuleList_.end(), module); if (iter != deregisterModuleList_.end()) { deregisterModuleList_.erase(iter); } } bool EcmaVM::ContainInDeregisterModuleList(CString module) { return (std::find(deregisterModuleList_.begin(), deregisterModuleList_.end(), module) != deregisterModuleList_.end()); } void EcmaVM::ClearBufferData() { for (auto iter : nativePointerList_) { iter->Destroy(); } nativePointerList_.clear(); thread_->GetCurrentEcmaContext()->ClearBufferData(); internalNativeMethods_.clear(); workerList_.clear(); deregisterModuleList_.clear(); } void EcmaVM::CollectGarbage(TriggerGCType gcType, GCReason reason) const { heap_->CollectGarbage(gcType, reason); } void EcmaVM::Iterate(const RootVisitor &v, const RootRangeVisitor &rv) { rv(Root::ROOT_VM, ObjectSlot(ToUintPtr(&internalNativeMethods_.front())), ObjectSlot(ToUintPtr(&internalNativeMethods_.back()) + JSTaggedValue::TaggedTypeSize())); if (!WIN_OR_MAC_OR_IOS_PLATFORM) { snapshotEnv_->Iterate(v); } pgoProfiler_->Iterate(v); } #if defined(ECMASCRIPT_SUPPORT_HEAPPROFILER) void EcmaVM::DeleteHeapProfile() { if (heapProfile_ == nullptr) { return; } delete heapProfile_; heapProfile_ = nullptr; } HeapProfilerInterface *EcmaVM::GetHeapProfile() { if (heapProfile_ != nullptr) { return heapProfile_; } return nullptr; } HeapProfilerInterface *EcmaVM::GetOrNewHeapProfile() { if (heapProfile_ != nullptr) { return heapProfile_; } heapProfile_ = new HeapProfiler(this); ASSERT(heapProfile_ != nullptr); return heapProfile_; } void EcmaVM::StartHeapTracking() { heap_->StartHeapTracking(); } void EcmaVM::StopHeapTracking() { heap_->StopHeapTracking(); } #endif // NOLINTNEXTLINE(modernize-avoid-c-arrays) void *EcmaVM::InternalMethodTable[] = { reinterpret_cast(builtins::BuiltinsGlobal::CallJsBoundFunction), reinterpret_cast(builtins::BuiltinsGlobal::CallJsProxy), reinterpret_cast(builtins::BuiltinsObject::CreateDataPropertyOnObjectFunctions), #ifdef ARK_SUPPORT_INTL reinterpret_cast(builtins::BuiltinsCollator::AnonymousCollator), reinterpret_cast(builtins::BuiltinsDateTimeFormat::AnonymousDateTimeFormat), reinterpret_cast(builtins::BuiltinsNumberFormat::NumberFormatInternalFormatNumber), #endif reinterpret_cast(builtins::BuiltinsProxy::InvalidateProxyFunction), reinterpret_cast(builtins::BuiltinsPromiseHandler::AsyncAwaitFulfilled), reinterpret_cast(builtins::BuiltinsPromiseHandler::AsyncAwaitRejected), reinterpret_cast(builtins::BuiltinsPromiseHandler::ResolveElementFunction), reinterpret_cast(builtins::BuiltinsPromiseHandler::Resolve), reinterpret_cast(builtins::BuiltinsPromiseHandler::Reject), reinterpret_cast(builtins::BuiltinsPromiseHandler::Executor), reinterpret_cast(builtins::BuiltinsPromiseHandler::AnyRejectElementFunction), reinterpret_cast(builtins::BuiltinsPromiseHandler::AllSettledResolveElementFunction), reinterpret_cast(builtins::BuiltinsPromiseHandler::AllSettledRejectElementFunction), reinterpret_cast(builtins::BuiltinsPromiseHandler::ThenFinally), reinterpret_cast(builtins::BuiltinsPromiseHandler::CatchFinally), reinterpret_cast(builtins::BuiltinsPromiseHandler::valueThunkFunction), reinterpret_cast(builtins::BuiltinsPromiseHandler::throwerFunction), reinterpret_cast(JSAsyncGeneratorObject::ProcessorFulfilledFunc), reinterpret_cast(JSAsyncGeneratorObject::ProcessorRejectedFunc), reinterpret_cast(JSAsyncFromSyncIterator::AsyncFromSyncIterUnwarpFunction), reinterpret_cast(SourceTextModule::AsyncModuleFulfilledFunc), reinterpret_cast(SourceTextModule::AsyncModuleRejectedFunc) }; void EcmaVM::GenerateInternalNativeMethods() { size_t length = static_cast(MethodIndex::METHOD_END); constexpr uint32_t numArgs = 2; // function object and this for (size_t i = 0; i < length; i++) { auto method = factory_->NewMethod(nullptr, MemSpaceType::NON_MOVABLE); method->SetNativePointer(InternalMethodTable[i]); method->SetNativeBit(true); method->SetNumArgsWithCallField(numArgs); method->SetFunctionKind(FunctionKind::NORMAL_FUNCTION); internalNativeMethods_.emplace_back(method.GetTaggedValue()); } } JSTaggedValue EcmaVM::GetMethodByIndex(MethodIndex idx) { auto index = static_cast(idx); ASSERT(index < internalNativeMethods_.size()); return internalNativeMethods_[index]; } void EcmaVM::TriggerConcurrentCallback(JSTaggedValue result, JSTaggedValue hint) { if (concurrentCallback_ == nullptr) { LOG_ECMA(DEBUG) << "Only trigger concurrent callback in taskpool thread"; return; } bool success = true; if (result.IsJSPromise()) { // Async concurrent will return Promise auto promise = JSPromise::Cast(result.GetTaggedObject()); auto status = promise->GetPromiseState(); if (status == PromiseState::PENDING) { result = JSHandle::Cast(factory_->GetJSError( ErrorType::ERROR, "Can't return Promise in pending state")).GetTaggedValue(); } else { result = promise->GetPromiseResult(); } if (status != PromiseState::FULFILLED) { success = false; } } JSHandle functionValue(thread_, hint); if (!functionValue->IsJSFunction()) { LOG_ECMA(ERROR) << "TriggerConcurrentCallback hint is not function"; return; } JSHandle functionInfo(functionValue); JSTaggedValue extraInfoValue = functionInfo->GetFunctionExtraInfo(); if (!extraInfoValue.IsJSNativePointer()) { LOG_ECMA(INFO) << "FunctionExtraInfo is not JSNativePointer"; return; } JSHandle extraInfo(thread_, extraInfoValue); void *taskInfo = extraInfo->GetData(); concurrentCallback_(JSNApiHelper::ToLocal(JSHandle(thread_, result)), success, taskInfo, concurrentData_); } void EcmaVM::DumpCallTimeInfo() { if (callTimer_ != nullptr) { callTimer_->PrintAllStats(); } } void EcmaVM::WorkersetInfo(EcmaVM *workerVm) { LockHolder lock(mutex_); auto thread = workerVm->GetJSThread(); if (thread != nullptr) { auto tid = thread->GetThreadId(); if (tid != 0) { workerList_.emplace(tid, workerVm); } } } EcmaVM *EcmaVM::GetWorkerVm(uint32_t tid) { LockHolder lock(mutex_); EcmaVM *workerVm = nullptr; if (!workerList_.empty()) { auto iter = workerList_.find(tid); if (iter != workerList_.end()) { workerVm = iter->second; } } return workerVm; } bool EcmaVM::DeleteWorker(EcmaVM *workerVm) { LockHolder lock(mutex_); auto thread = workerVm->GetJSThread(); if (thread != nullptr) { auto tid = thread->GetThreadId(); if (tid == 0) { return false; } auto iter = workerList_.find(tid); if (iter != workerList_.end()) { workerList_.erase(iter); return true; } return false; } return false; } bool EcmaVM::SuspendWorkerVm(uint32_t tid) { LockHolder lock(mutex_); if (!workerList_.empty()) { auto iter = workerList_.find(tid); if (iter != workerList_.end()) { return DFXJSNApi::SuspendVM(iter->second); } } return false; } void EcmaVM::ResumeWorkerVm(uint32_t tid) { LockHolder lock(mutex_); if (!workerList_.empty()) { auto iter = workerList_.find(tid); if (iter != workerList_.end()) { DFXJSNApi::ResumeVM(iter->second); } } } // This moduleName is a readOnly variable for napi, represent which abc is running in current vm. CString EcmaVM::GetCurrentModuleName() { CString recordName = ConvertToString(EcmaInterpreter::GetCurrentEntryPoint(thread_)); LOG_FULL(INFO) << " Current recordName is " << recordName; CString moduleName = ModulePathHelper::GetModuleName(recordName); PathHelper::DeleteNamespace(moduleName); if (moduleName.empty()) { LOG_FULL(ERROR) << " GetCurrentModuleName Fail, recordName is " << recordName; } return moduleName; } } // namespace panda::ecmascript