arkcompiler_ets_runtime/ecmascript/ecma_context.cpp

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/*
* Copyright (c) 2023 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_context.h"
#include "ecmascript/base/path_helper.h"
#include "ecmascript/builtins/builtins.h"
#include "ecmascript/builtins/builtins_global.h"
#include "ecmascript/builtins/builtins_regexp.h"
#include "ecmascript/compiler/aot_file/an_file_data_manager.h"
#include "ecmascript/compiler/common_stubs.h"
#include "ecmascript/ecma_string_table.h"
#include "ecmascript/ecma_vm.h"
#include "ecmascript/global_env.h"
#include "ecmascript/global_env_constants-inl.h"
#include "ecmascript/interpreter/interpreter-inl.h"
#include "ecmascript/jobs/micro_job_queue.h"
#include "ecmascript/jspandafile/js_pandafile.h"
#include "ecmascript/jspandafile/js_pandafile_manager.h"
#include "ecmascript/jspandafile/program_object.h"
#include "ecmascript/js_function.h"
#include "ecmascript/js_thread.h"
#include "ecmascript/module/module_path_helper.h"
#include "ecmascript/object_factory.h"
#include "ecmascript/pgo_profiler/pgo_profiler_manager.h"
#include "ecmascript/require/js_cjs_module_cache.h"
#include "ecmascript/require/js_require_manager.h"
#include "ecmascript/snapshot/mem/snapshot.h"
namespace panda::ecmascript {
using PathHelper = base::PathHelper;
EcmaContext::EcmaContext(JSThread *thread)
: thread_(thread),
vm_(thread->GetEcmaVM()),
factory_(vm_->GetFactory())
{
}
/* static */
EcmaContext *EcmaContext::Create(JSThread *thread)
{
LOG_ECMA(INFO) << "EcmaContext::Create";
auto context = new EcmaContext(thread);
if (UNLIKELY(context == nullptr)) {
LOG_ECMA(ERROR) << "Failed to create ecma context";
return nullptr;
}
return context;
}
// static
bool EcmaContext::Destroy(EcmaContext *context)
{
if (context != nullptr) {
delete context;
context = nullptr;
return true;
}
return false;
}
bool EcmaContext::Initialize()
{
LOG_ECMA(DEBUG) << "EcmaContext::Initialize";
ECMA_BYTRACE_NAME(HITRACE_TAG_ARK, "EcmaContext::Initialize");
[[maybe_unused]] EcmaHandleScope scope(thread_);
aotFileManager_ = new AOTFileManager(vm_);
propertiesCache_ = new PropertiesCache();
regExpParserCache_ = new RegExpParserCache();
JSHandle<JSHClass> hClassHandle = factory_->InitClassClass();
JSHandle<JSHClass> globalEnvClass = factory_->NewEcmaHClass(
*hClassHandle,
GlobalEnv::SIZE,
JSType::GLOBAL_ENV);
thread_->SetGlobalConst(&globalConst_);
globalConst_.Init(thread_, *hClassHandle);
JSHandle<GlobalEnv> globalEnv = factory_->NewGlobalEnv(*globalEnvClass);
globalEnv->Init(thread_);
globalEnv_ = globalEnv.GetTaggedValue();
Builtins builtins;
bool builtinsLazyEnabled = vm_->GetJSOptions().IsWorker() && vm_->GetJSOptions().GetEnableBuiltinsLazy();
builtins.Initialize(globalEnv, thread_, builtinsLazyEnabled);
SetupRegExpResultCache();
microJobQueue_ = factory_->NewMicroJobQueue().GetTaggedValue();
moduleManager_ = new ModuleManager(vm_);
tsManager_ = new TSManager(vm_);
optCodeProfiler_ = new OptCodeProfiler();
initialized_ = true;
return true;
}
void EcmaContext::InitializeEcmaScriptRunStat()
{
// NOLINTNEXTLINE(modernize-avoid-c-arrays)
static const char *runtimeCallerNames[] = {
// NOLINTNEXTLINE(cppcoreguidelines-macro-usage)
#define INTERPRETER_CALLER_NAME(name) "Interpreter::" #name,
INTERPRETER_CALLER_LIST(INTERPRETER_CALLER_NAME) // NOLINTNEXTLINE(bugprone-suspicious-missing-comma)
#undef INTERPRETER_CALLER_NAME
// NOLINTNEXTLINE(cppcoreguidelines-macro-usage)
#define BUILTINS_API_NAME(class, name) "BuiltinsApi::" #class "_" #name,
BUILTINS_API_LIST(BUILTINS_API_NAME)
#undef BUILTINS_API_NAME
#define ABSTRACT_OPERATION_NAME(class, name) "AbstractOperation::" #class "_" #name,
ABSTRACT_OPERATION_LIST(ABSTRACT_OPERATION_NAME)
#undef ABSTRACT_OPERATION_NAME
#define MEM_ALLOCATE_AND_GC_NAME(name) "Memory::" #name,
MEM_ALLOCATE_AND_GC_LIST(MEM_ALLOCATE_AND_GC_NAME)
#undef MEM_ALLOCATE_AND_GC_NAME
#define DEF_RUNTIME_ID(name) "Runtime::" #name,
RUNTIME_STUB_WITH_GC_LIST(DEF_RUNTIME_ID)
#undef DEF_RUNTIME_ID
};
static_assert(sizeof(runtimeCallerNames) == sizeof(const char *) * ecmascript::RUNTIME_CALLER_NUMBER,
"Invalid runtime caller number");
runtimeStat_ = vm_->GetChunk()->New<EcmaRuntimeStat>(runtimeCallerNames, ecmascript::RUNTIME_CALLER_NUMBER);
if (UNLIKELY(runtimeStat_ == nullptr)) {
LOG_FULL(FATAL) << "alloc runtimeStat_ failed";
UNREACHABLE();
}
}
void EcmaContext::SetRuntimeStatEnable(bool flag)
{
static uint64_t start = 0;
if (flag) {
start = PandaRuntimeTimer::Now();
if (runtimeStat_ == nullptr) {
InitializeEcmaScriptRunStat();
}
} else {
LOG_ECMA(INFO) << "Runtime State duration:" << PandaRuntimeTimer::Now() - start << "(ns)";
if (runtimeStat_ != nullptr && runtimeStat_->IsRuntimeStatEnabled()) {
runtimeStat_->Print();
runtimeStat_->ResetAllCount();
}
}
if (runtimeStat_ != nullptr) {
runtimeStat_->SetRuntimeStatEnabled(flag);
}
}
EcmaContext::~EcmaContext()
{
if (runtimeStat_ != nullptr && runtimeStat_->IsRuntimeStatEnabled()) {
runtimeStat_->Print();
}
for (auto n : handleStorageNodes_) {
delete n;
}
handleStorageNodes_.clear();
currentHandleStorageIndex_ = -1;
handleScopeCount_ = 0;
handleScopeStorageNext_ = handleScopeStorageEnd_ = nullptr;
ClearBufferData();
// clear c_address: c++ pointer delete
if (!vm_->IsBundlePack()) {
std::shared_ptr<JSPandaFile> jsPandaFile =
JSPandaFileManager::GetInstance()->FindJSPandaFile(vm_->GetAssetPath());
if (jsPandaFile != nullptr) {
jsPandaFile->DeleteParsedConstpoolVM(vm_);
}
}
// clear icu cache
ClearIcuCache();
if (runtimeStat_ != nullptr) {
vm_->GetChunk()->Delete(runtimeStat_);
runtimeStat_ = nullptr;
}
if (optCodeProfiler_ != nullptr) {
delete optCodeProfiler_;
optCodeProfiler_ = nullptr;
}
if (moduleManager_ != nullptr) {
delete moduleManager_;
moduleManager_ = nullptr;
}
if (tsManager_ != nullptr) {
delete tsManager_;
tsManager_ = nullptr;
}
if (regExpParserCache_ != nullptr) {
delete regExpParserCache_;
regExpParserCache_ = nullptr;
}
if (aotFileManager_ != nullptr) {
delete aotFileManager_;
aotFileManager_ = nullptr;
}
if (propertiesCache_ != nullptr) {
delete propertiesCache_;
propertiesCache_ = nullptr;
}
}
JSTaggedValue EcmaContext::InvokeEcmaAotEntrypoint(JSHandle<JSFunction> mainFunc, JSHandle<JSTaggedValue> &thisArg,
const JSPandaFile *jsPandaFile, std::string_view entryPoint,
CJSInfo* cjsInfo)
{
aotFileManager_->SetAOTMainFuncEntry(mainFunc, jsPandaFile, entryPoint);
return JSFunction::InvokeOptimizedEntrypoint(thread_, mainFunc, thisArg, entryPoint, cjsInfo);
}
JSTaggedValue EcmaContext::ExecuteAot(size_t actualNumArgs, JSTaggedType *args,
const JSTaggedType *prevFp, bool needPushUndefined)
{
INTERPRETER_TRACE(thread_, ExecuteAot);
auto entry = thread_->GetRTInterface(kungfu::RuntimeStubCSigns::ID_JSFunctionEntry);
// 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<JSFunctionEntryType>(entry)(thread_->GetGlueAddr(),
actualNumArgs,
args,
reinterpret_cast<uintptr_t>(prevFp),
needPushUndefined);
return res;
}
Expected<JSTaggedValue, bool> EcmaContext::InvokeEcmaEntrypoint(const JSPandaFile *jsPandaFile,
std::string_view entryPoint, bool excuteFromJob)
{
[[maybe_unused]] EcmaHandleScope scope(thread_);
JSHandle<Program> program = JSPandaFileManager::GetInstance()->GenerateProgram(vm_, jsPandaFile, entryPoint);
if (program.IsEmpty()) {
LOG_ECMA(ERROR) << "program is empty, invoke entrypoint failed";
return Unexpected(false);
}
// for debugger
vm_->GetJsDebuggerManager()->GetNotificationManager()->LoadModuleEvent(
jsPandaFile->GetJSPandaFileDesc(), entryPoint);
JSHandle<JSFunction> func(thread_, program->GetMainFunction());
JSHandle<JSTaggedValue> global = GlobalEnv::Cast(globalEnv_.GetTaggedObject())->GetJSGlobalObject();
JSHandle<JSTaggedValue> undefined = thread_->GlobalConstants()->GetHandledUndefined();
if (jsPandaFile->IsModule(thread_, entryPoint.data())) {
global = undefined;
CString moduleName = jsPandaFile->GetJSPandaFileDesc();
if (!jsPandaFile->IsBundlePack()) {
moduleName = entryPoint.data();
}
JSHandle<SourceTextModule> module = moduleManager_->HostGetImportedModule(moduleName);
func->SetModule(thread_, module);
} else {
// if it is Cjs at present, the module slot of the function is not used. We borrow it to store the recordName,
// which can avoid the problem of larger memory caused by the new slot
JSHandle<EcmaString> recordName = factory_->NewFromUtf8(entryPoint.data());
func->SetModule(thread_, recordName);
}
vm_->CheckStartCpuProfiler();
JSTaggedValue result;
if (jsPandaFile->IsCjs(thread_, entryPoint.data())) {
if (!thread_->HasPendingException()) {
CJSExecution(func, global, jsPandaFile, entryPoint);
}
} else {
if (aotFileManager_->IsLoadMain(jsPandaFile, entryPoint.data())) {
EcmaRuntimeStatScope runtimeStatScope(vm_);
result = InvokeEcmaAotEntrypoint(func, global, jsPandaFile, entryPoint);
} else {
if (thread_->IsPGOProfilerEnable()) {
vm_->GetPGOProfiler()->ProfileCall(func.GetTaggedType());
}
EcmaRuntimeCallInfo *info =
EcmaInterpreter::NewRuntimeCallInfo(thread_, JSHandle<JSTaggedValue>(func), global, undefined, 0);
EcmaRuntimeStatScope runtimeStatScope(vm_);
EcmaInterpreter::Execute(info);
}
}
if (!thread_->HasPendingException()) {
job::MicroJobQueue::ExecutePendingJob(thread_, GetMicroJobQueue());
}
// print exception information
if (!excuteFromJob && thread_->HasPendingException()) {
HandleUncaughtException(thread_->GetException());
}
return result;
}
void EcmaContext::CJSExecution(JSHandle<JSFunction> &func, JSHandle<JSTaggedValue> &thisArg,
const JSPandaFile *jsPandaFile, std::string_view entryPoint)
{
// create "module", "exports", "require", "filename", "dirname"
JSHandle<CjsModule> module = factory_->NewCjsModule();
JSHandle<JSTaggedValue> require = GetGlobalEnv()->GetCjsRequireFunction();
JSHandle<CjsExports> exports = factory_->NewCjsExports();
JSMutableHandle<JSTaggedValue> filename(thread_, JSTaggedValue::Undefined());
JSMutableHandle<JSTaggedValue> dirname(thread_, JSTaggedValue::Undefined());
if (jsPandaFile->IsBundlePack()) {
ModulePathHelper::ResolveCurrentPath(thread_, dirname, filename, jsPandaFile);
} else {
filename.Update(func->GetModule());
ASSERT(filename->IsString());
CString fullName = ConvertToString(filename.GetTaggedValue());
dirname.Update(PathHelper::ResolveDirPath(thread_, fullName));
}
CJSInfo cjsInfo(module, require, exports, filename, dirname);
RequireManager::InitializeCommonJS(thread_, cjsInfo);
if (aotFileManager_->IsLoadMain(jsPandaFile, entryPoint.data())) {
EcmaRuntimeStatScope runtimeStateScope(vm_);
InvokeEcmaAotEntrypoint(func, thisArg, jsPandaFile, entryPoint, &cjsInfo);
} else {
// Execute main function
JSHandle<JSTaggedValue> undefined = thread_->GlobalConstants()->GetHandledUndefined();
EcmaRuntimeCallInfo *info =
EcmaInterpreter::NewRuntimeCallInfo(thread_,
JSHandle<JSTaggedValue>(func),
thisArg, undefined, 5); // 5 : argument numbers
RETURN_IF_ABRUPT_COMPLETION(thread_);
if (info == nullptr) {
LOG_ECMA(ERROR) << "CJSExecution Stack overflow!";
return;
}
info->SetCallArg(cjsInfo.exportsHdl.GetTaggedValue(),
cjsInfo.requireHdl.GetTaggedValue(),
cjsInfo.moduleHdl.GetTaggedValue(),
cjsInfo.filenameHdl.GetTaggedValue(),
cjsInfo.dirnameHdl.GetTaggedValue());
EcmaRuntimeStatScope runtimeStatScope(vm_);
EcmaInterpreter::Execute(info);
}
if (!thread_->HasPendingException()) {
job::MicroJobQueue::ExecutePendingJob(thread_, thread_->GetCurrentEcmaContext()->GetMicroJobQueue());
}
if (!thread_->HasPendingException()) {
// Collecting module.exports : exports ---> module.exports --->Module._cache
RequireManager::CollectExecutedExp(thread_, cjsInfo);
}
}
bool EcmaContext::HasCachedConstpool(const JSPandaFile *jsPandaFile) const
{
return cachedConstpools_.find(jsPandaFile) != cachedConstpools_.end();
}
JSTaggedValue EcmaContext::FindConstpool(const JSPandaFile *jsPandaFile, int32_t index)
{
auto iter = cachedConstpools_.find(jsPandaFile);
if (iter == cachedConstpools_.end()) {
return JSTaggedValue::Hole();
}
auto constpoolIter = iter->second.find(index);
if (constpoolIter == iter->second.end()) {
return JSTaggedValue::Hole();
}
return constpoolIter->second;
}
std::optional<std::reference_wrapper<CMap<int32_t, JSTaggedValue>>> EcmaContext::FindConstpools(
const JSPandaFile *jsPandaFile)
{
auto iter = cachedConstpools_.find(jsPandaFile);
if (iter == cachedConstpools_.end()) {
return std::nullopt;
}
return iter->second;
}
// For new version instruction.
JSTaggedValue EcmaContext::FindConstpool(const JSPandaFile *jsPandaFile, panda_file::File::EntityId id)
{
panda_file::IndexAccessor indexAccessor(*jsPandaFile->GetPandaFile(), id);
int32_t index = static_cast<int32_t>(indexAccessor.GetHeaderIndex());
return FindConstpool(jsPandaFile, index);
}
JSHandle<ConstantPool> EcmaContext::FindOrCreateConstPool(const JSPandaFile *jsPandaFile, panda_file::File::EntityId id)
{
panda_file::IndexAccessor indexAccessor(*jsPandaFile->GetPandaFile(), id);
int32_t index = static_cast<int32_t>(indexAccessor.GetHeaderIndex());
JSTaggedValue constpool = FindConstpool(jsPandaFile, index);
if (constpool.IsHole()) {
JSHandle<ConstantPool> newConstpool = ConstantPool::CreateConstPool(vm_, jsPandaFile, id);
AddConstpool(jsPandaFile, newConstpool.GetTaggedValue(), index);
return newConstpool;
}
return JSHandle<ConstantPool>(thread_, constpool);
}
void EcmaContext::CreateAllConstpool(const JSPandaFile *jsPandaFile)
{
auto headers = jsPandaFile->GetPandaFile()->GetIndexHeaders();
uint32_t index = 0;
for (const auto &header : headers) {
auto constpoolSize = header.method_idx_size;
JSHandle<ConstantPool> constpool = factory_->NewConstantPool(constpoolSize);
constpool->SetJSPandaFile(jsPandaFile);
constpool->SetIndexHeader(&header);
AddConstpool(jsPandaFile, constpool.GetTaggedValue(), index++);
}
}
void EcmaContext::AddConstpool(const JSPandaFile *jsPandaFile, JSTaggedValue constpool, int32_t index)
{
ASSERT(constpool.IsConstantPool());
if (cachedConstpools_.find(jsPandaFile) == cachedConstpools_.end()) {
cachedConstpools_[jsPandaFile] = CMap<int32_t, JSTaggedValue>();
}
auto &constpoolMap = cachedConstpools_[jsPandaFile];
ASSERT(constpoolMap.find(index) == constpoolMap.end());
constpoolMap.insert({index, constpool});
}
JSHandle<JSTaggedValue> EcmaContext::GetAndClearEcmaUncaughtException() const
{
JSHandle<JSTaggedValue> exceptionHandle = GetEcmaUncaughtException();
thread_->ClearException(); // clear for ohos app
return exceptionHandle;
}
void EcmaContext::ProcessNativeDelete(const WeakRootVisitor &visitor)
{
auto iterator = cachedConstpools_.begin();
while (iterator != cachedConstpools_.end()) {
auto &constpools = iterator->second;
auto constpoolIter = constpools.begin();
while (constpoolIter != constpools.end()) {
JSTaggedValue constpoolVal = constpoolIter->second;
if (constpoolVal.IsHeapObject()) {
TaggedObject *obj = constpoolVal.GetTaggedObject();
auto fwd = visitor(obj);
if (fwd == nullptr) {
constpoolIter = constpools.erase(constpoolIter);
continue;
}
}
++constpoolIter;
}
if (constpools.size() == 0) {
LOG_ECMA(INFO) << "remove js pandafile by gc, file:" << iterator->first->GetJSPandaFileDesc();
JSPandaFileManager::GetInstance()->RemoveJSPandaFileVm(vm_, iterator->first);
iterator = cachedConstpools_.erase(iterator);
} else {
++iterator;
}
}
}
void EcmaContext::ProcessReferences(const WeakRootVisitor &visitor)
{
auto iterator = cachedConstpools_.begin();
while (iterator != cachedConstpools_.end()) {
auto &constpools = iterator->second;
auto constpoolIter = constpools.begin();
while (constpoolIter != constpools.end()) {
JSTaggedValue constpoolVal = constpoolIter->second;
if (constpoolVal.IsHeapObject()) {
TaggedObject *obj = constpoolVal.GetTaggedObject();
auto fwd = visitor(obj);
if (fwd == nullptr) {
constpoolIter = constpools.erase(constpoolIter);
continue;
} else if (fwd != obj) {
constpoolIter->second = JSTaggedValue(fwd);
}
}
++constpoolIter;
}
if (constpools.size() == 0) {
LOG_ECMA(INFO) << "remove js pandafile by gc, file:" << iterator->first->GetJSPandaFileDesc();
JSPandaFileManager::GetInstance()->RemoveJSPandaFileVm(vm_, iterator->first);
iterator = cachedConstpools_.erase(iterator);
} else {
++iterator;
}
}
}
JSHandle<JSTaggedValue> EcmaContext::GetEcmaUncaughtException() const
{
if (!thread_->HasPendingException()) {
return JSHandle<JSTaggedValue>();
}
JSHandle<JSTaggedValue> exceptionHandle(thread_, thread_->GetException());
return exceptionHandle;
}
void EcmaContext::EnableUserUncaughtErrorHandler()
{
isUncaughtExceptionRegistered_ = true;
}
void EcmaContext::HandleUncaughtException(JSTaggedValue exception)
{
if (isUncaughtExceptionRegistered_) {
return;
}
[[maybe_unused]] EcmaHandleScope handleScope(thread_);
JSHandle<JSTaggedValue> exceptionHandle(thread_, exception);
// if caught exceptionHandle type is JSError
thread_->ClearException();
if (exceptionHandle->IsJSError()) {
PrintJSErrorInfo(thread_, exceptionHandle);
return;
}
JSHandle<EcmaString> result = JSTaggedValue::ToString(thread_, exceptionHandle);
CString string = ConvertToString(*result);
LOG_NO_TAG(ERROR) << string;
}
// static
void EcmaContext::PrintJSErrorInfo(JSThread *thread, const JSHandle<JSTaggedValue> &exceptionInfo)
{
JSHandle<JSTaggedValue> nameKey = thread->GlobalConstants()->GetHandledNameString();
JSHandle<JSTaggedValue> nameValue = JSObject::GetProperty(thread, exceptionInfo, nameKey).GetValue();
JSHandle<EcmaString> name = JSTaggedValue::ToString(thread, nameValue);
// JSTaggedValue::ToString may cause exception. In this case, do not return, use "<error>" instead.
if (thread->HasPendingException()) {
thread->ClearException();
name = thread->GetEcmaVM()->GetFactory()->NewFromStdString("<error>");
}
JSHandle<JSTaggedValue> msgKey = thread->GlobalConstants()->GetHandledMessageString();
JSHandle<JSTaggedValue> msgValue = JSObject::GetProperty(thread, exceptionInfo, msgKey).GetValue();
JSHandle<EcmaString> msg = JSTaggedValue::ToString(thread, msgValue);
// JSTaggedValue::ToString may cause exception. In this case, do not return, use "<error>" instead.
if (thread->HasPendingException()) {
thread->ClearException();
msg = thread->GetEcmaVM()->GetFactory()->NewFromStdString("<error>");
}
JSHandle<JSTaggedValue> stackKey = thread->GlobalConstants()->GetHandledStackString();
JSHandle<JSTaggedValue> stackValue = JSObject::GetProperty(thread, exceptionInfo, stackKey).GetValue();
JSHandle<EcmaString> stack = JSTaggedValue::ToString(thread, stackValue);
// JSTaggedValue::ToString may cause exception. In this case, do not return, use "<error>" instead.
if (thread->HasPendingException()) {
thread->ClearException();
stack = thread->GetEcmaVM()->GetFactory()->NewFromStdString("<error>");
}
CString nameBuffer = ConvertToString(*name);
CString msgBuffer = ConvertToString(*msg);
CString stackBuffer = ConvertToString(*stack);
LOG_NO_TAG(ERROR) << nameBuffer << ": " << msgBuffer << "\n" << stackBuffer;
}
bool EcmaContext::ExecutePromisePendingJob()
{
if (isProcessingPendingJob_) {
LOG_ECMA(DEBUG) << "EcmaVM::ExecutePromisePendingJob can not reentrant";
return false;
}
if (!thread_->HasPendingException()) {
isProcessingPendingJob_ = true;
job::MicroJobQueue::ExecutePendingJob(thread_, GetMicroJobQueue());
isProcessingPendingJob_ = false;
return true;
}
return false;
}
void EcmaContext::ClearBufferData()
{
auto iter = cachedConstpools_.begin();
while (iter != cachedConstpools_.end()) {
LOG_ECMA(INFO) << "remove js pandafile by vm destruct, file:" << iter->first->GetJSPandaFileDesc();
JSPandaFileManager::GetInstance()->RemoveJSPandaFileVm(vm_, iter->first);
iter++;
}
cachedConstpools_.clear();
}
void EcmaContext::SetGlobalEnv(GlobalEnv *global)
{
ASSERT(global != nullptr);
globalEnv_ = JSTaggedValue(global);
}
void EcmaContext::SetMicroJobQueue(job::MicroJobQueue *queue)
{
ASSERT(queue != nullptr);
microJobQueue_ = JSTaggedValue(queue);
}
JSHandle<GlobalEnv> EcmaContext::GetGlobalEnv() const
{
return JSHandle<GlobalEnv>(reinterpret_cast<uintptr_t>(&globalEnv_));
}
JSHandle<job::MicroJobQueue> EcmaContext::GetMicroJobQueue() const
{
return JSHandle<job::MicroJobQueue>(reinterpret_cast<uintptr_t>(&microJobQueue_));
}
void EcmaContext::MountContext(JSThread *thread)
{
EcmaContext *context = EcmaContext::CreateAndInitialize(thread);
thread->SwitchCurrentContext(context);
}
void EcmaContext::UnmountContext(JSThread *thread)
{
EcmaContext *context = thread->GetCurrentEcmaContext();
thread->PopContext();
Destroy(context);
}
EcmaContext *EcmaContext::CreateAndInitialize(JSThread *thread)
{
EcmaContext *context = EcmaContext::Create(thread);
thread->PushContext(context);
context->Initialize();
return context;
}
void EcmaContext::CheckAndDestroy(JSThread *thread, EcmaContext *context)
{
if (thread->EraseContext(context)) {
Destroy(context);
return;
}
LOG_ECMA(FATAL) << "CheckAndDestroy a nonexistent context.";
}
void EcmaContext::SetupRegExpResultCache()
{
regexpCache_ = builtins::RegExpExecResultCache::CreateCacheTable(thread_);
}
void EcmaContext::Iterate(const RootVisitor &v, const RootRangeVisitor &rv)
{
// visit global Constant
globalConst_.VisitRangeSlot(rv);
v(Root::ROOT_VM, ObjectSlot(reinterpret_cast<uintptr_t>(&globalEnv_)));
v(Root::ROOT_VM, ObjectSlot(reinterpret_cast<uintptr_t>(&regexpCache_)));
v(Root::ROOT_VM, ObjectSlot(reinterpret_cast<uintptr_t>(&microJobQueue_)));
if (moduleManager_) {
moduleManager_->Iterate(v);
}
if (tsManager_) {
tsManager_->Iterate(v);
}
if (aotFileManager_) {
aotFileManager_->Iterate(v);
}
if (propertiesCache_ != nullptr) {
propertiesCache_->Clear();
}
if (!vm_->GetJSOptions().EnableGlobalLeakCheck() && currentHandleStorageIndex_ != -1) {
// IterateHandle when disableGlobalLeakCheck.
int32_t nid = currentHandleStorageIndex_;
for (int32_t i = 0; i <= nid; ++i) {
auto node = handleStorageNodes_.at(i);
auto start = node->data();
auto end = (i != nid) ? &(node->data()[NODE_BLOCK_SIZE]) : handleScopeStorageNext_;
rv(ecmascript::Root::ROOT_HANDLE, ObjectSlot(ToUintPtr(start)), ObjectSlot(ToUintPtr(end)));
}
}
}
size_t EcmaContext::IterateHandle(const RootRangeVisitor &rangeVisitor)
{
// EnableGlobalLeakCheck.
size_t handleCount = 0;
if (currentHandleStorageIndex_ != -1) {
int32_t nid = currentHandleStorageIndex_;
for (int32_t i = 0; i <= nid; ++i) {
auto node = handleStorageNodes_.at(i);
auto start = node->data();
auto end = (i != nid) ? &(node->data()[NODE_BLOCK_SIZE]) : handleScopeStorageNext_;
rangeVisitor(ecmascript::Root::ROOT_HANDLE, ObjectSlot(ToUintPtr(start)), ObjectSlot(ToUintPtr(end)));
handleCount += (ToUintPtr(end) - ToUintPtr(start)) / sizeof(JSTaggedType);
}
}
return handleCount;
}
uintptr_t *EcmaContext::ExpandHandleStorage()
{
uintptr_t *result = nullptr;
int32_t lastIndex = static_cast<int32_t>(handleStorageNodes_.size() - 1);
if (currentHandleStorageIndex_ == lastIndex) {
auto n = new std::array<JSTaggedType, NODE_BLOCK_SIZE>();
handleStorageNodes_.push_back(n);
currentHandleStorageIndex_++;
result = reinterpret_cast<uintptr_t *>(&n->data()[0]);
handleScopeStorageEnd_ = &n->data()[NODE_BLOCK_SIZE];
} else {
currentHandleStorageIndex_++;
auto lastNode = handleStorageNodes_[currentHandleStorageIndex_];
result = reinterpret_cast<uintptr_t *>(&lastNode->data()[0]);
handleScopeStorageEnd_ = &lastNode->data()[NODE_BLOCK_SIZE];
}
return result;
}
void EcmaContext::ShrinkHandleStorage(int prevIndex)
{
currentHandleStorageIndex_ = prevIndex;
int32_t lastIndex = static_cast<int32_t>(handleStorageNodes_.size() - 1);
#if ECMASCRIPT_ENABLE_ZAP_MEM
uintptr_t size = ToUintPtr(handleScopeStorageEnd_) - ToUintPtr(handleScopeStorageNext_);
if (memset_s(handleScopeStorageNext_, size, 0, size) != EOK) {
LOG_FULL(FATAL) << "memset_s failed";
UNREACHABLE();
}
for (int32_t i = currentHandleStorageIndex_ + 1; i < lastIndex; i++) {
if (memset_s(handleStorageNodes_[i],
NODE_BLOCK_SIZE * sizeof(JSTaggedType), 0,
NODE_BLOCK_SIZE * sizeof(JSTaggedType)) !=
EOK) {
LOG_FULL(FATAL) << "memset_s failed";
UNREACHABLE();
}
}
#endif
if (lastIndex > MIN_HANDLE_STORAGE_SIZE && currentHandleStorageIndex_ < MIN_HANDLE_STORAGE_SIZE) {
for (int i = MIN_HANDLE_STORAGE_SIZE; i < lastIndex; i++) {
auto node = handleStorageNodes_.back();
delete node;
handleStorageNodes_.pop_back();
}
}
}
void EcmaContext::LoadStubFile()
{
std::string stubFile = vm_->GetJSOptions().GetStubFile();
aotFileManager_->LoadStubFile(stubFile);
}
bool EcmaContext::LoadAOTFiles(const std::string& aotFileName)
{
std::string anFile = aotFileName + AOTFileManager::FILE_EXTENSION_AN;
if (!aotFileManager_->LoadAnFile(anFile)) {
LOG_ECMA(ERROR) << "Load " << anFile << " failed. Destroy aot data and rollback to interpreter";
ecmascript::AnFileDataManager::GetInstance()->SafeDestroyAnData(anFile);
return false;
}
std::string aiFile = aotFileName + AOTFileManager::FILE_EXTENSION_AI;
if (!aotFileManager_->LoadAiFile(aiFile)) {
LOG_ECMA(ERROR) << "Load " << aiFile << " failed. Destroy aot data and rollback to interpreter";
ecmascript::AnFileDataManager::GetInstance()->SafeDestroyAnData(anFile);
return false;
}
return true;
}
void EcmaContext::PrintOptStat()
{
if (optCodeProfiler_ != nullptr) {
optCodeProfiler_->PrintAndReset();
}
}
void EcmaContext::DumpAOTInfo() const
{
aotFileManager_->DumpAOTInfo();
}
} // namespace panda::ecmascript