arkcompiler_ets_runtime/ecmascript/js_thread.h
openharmony_ci ebfb6afaeb
!9245 rectification of inconsistent code
Merge pull request !9245 from yangxiaoshuai2022/master
2024-09-29 12:21:32 +00:00

1641 lines
48 KiB
C++

/*
* Copyright (c) 2021-2024 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.
*/
#ifndef ECMASCRIPT_JS_THREAD_H
#define ECMASCRIPT_JS_THREAD_H
#include <atomic>
#include <sstream>
#include <string>
#include <cstdint>
#include "ecmascript/platform/ffrt.h"
#include "ecmascript/base/aligned_struct.h"
#include "ecmascript/builtin_entries.h"
#include "ecmascript/daemon/daemon_task.h"
#include "ecmascript/global_index.h"
#include "ecmascript/js_object_resizing_strategy.h"
#include "ecmascript/js_tagged_value.h"
#include "ecmascript/js_thread_hclass_entries.h"
#include "ecmascript/js_thread_stub_entries.h"
#include "ecmascript/log_wrapper.h"
#include "ecmascript/mem/visitor.h"
#include "ecmascript/mutator_lock.h"
#if defined(ENABLE_FFRT_INTERFACES)
#include "ffrt.h"
#include "c/executor_task.h"
#endif
namespace panda::ecmascript {
class EcmaContext;
class EcmaVM;
class EcmaHandleScope;
class GlobalIndex;
class HeapRegionAllocator;
class PropertiesCache;
template<typename T>
class EcmaGlobalStorage;
class Node;
class DebugNode;
class VmThreadControl;
class GlobalEnvConstants;
enum class ElementsKind : uint8_t;
// NOTE: remove
class MachineCode;
using JitCodeVector = std::vector<std::tuple<MachineCode*, std::string, uintptr_t>>;
using JitCodeMapVisitor = std::function<void(std::map<JSTaggedType, JitCodeVector*>&)>;
using WeakClearCallback = void (*)(void *);
enum class MarkStatus : uint8_t {
READY_TO_MARK,
MARKING,
MARK_FINISHED,
};
enum class GCKind : uint8_t {
LOCAL_GC,
SHARED_GC
};
enum class PGOProfilerStatus : uint8_t {
PGO_PROFILER_DISABLE,
PGO_PROFILER_ENABLE,
};
enum class BCStubStatus: uint8_t {
NORMAL_BC_STUB,
PROFILE_BC_STUB,
JIT_PROFILE_BC_STUB,
};
enum class StableArrayChangeKind { PROTO, NOT_PROTO };
enum ThreadType : uint8_t {
JS_THREAD,
JIT_THREAD,
DAEMON_THREAD,
};
enum ThreadFlag : uint16_t {
NO_FLAGS = 0 << 0,
SUSPEND_REQUEST = 1 << 0,
ACTIVE_BARRIER = 1 << 1,
};
static constexpr uint32_t THREAD_STATE_OFFSET = 16;
static constexpr uint32_t THREAD_FLAGS_MASK = (0x1 << THREAD_STATE_OFFSET) - 1;
enum class ThreadState : uint16_t {
CREATED = 0,
RUNNING = 1,
NATIVE = 2,
WAIT = 3,
IS_SUSPENDED = 4,
TERMINATED = 5,
};
union ThreadStateAndFlags {
explicit ThreadStateAndFlags(uint32_t val = 0): asInt(val) {}
struct {
volatile uint16_t flags;
volatile ThreadState state;
} asStruct;
volatile uint32_t asInt;
uint32_t asNonvolatileInt;
std::atomic<uint32_t> asAtomicInt;
private:
NO_COPY_SEMANTIC(ThreadStateAndFlags);
};
static constexpr uint32_t MAIN_THREAD_INDEX = 0;
class JSThread {
public:
static constexpr int CONCURRENT_MARKING_BITFIELD_NUM = 2;
static constexpr int CONCURRENT_MARKING_BITFIELD_MASK = 0x3;
static constexpr int SHARED_CONCURRENT_MARKING_BITFIELD_NUM = 1;
static constexpr int SHARED_CONCURRENT_MARKING_BITFIELD_MASK = 0x1;
static constexpr int CHECK_SAFEPOINT_BITFIELD_NUM = 8;
static constexpr int PGO_PROFILER_BITFIELD_START = 16;
static constexpr int BOOL_BITFIELD_NUM = 1;
static constexpr int BCSTUBSTATUS_BITFIELD_NUM = 2;
static constexpr uint32_t RESERVE_STACK_SIZE = 128;
using MarkStatusBits = BitField<MarkStatus, 0, CONCURRENT_MARKING_BITFIELD_NUM>;
using SharedMarkStatusBits = BitField<SharedMarkStatus, 0, SHARED_CONCURRENT_MARKING_BITFIELD_NUM>;
using CheckSafePointBit = BitField<bool, 0, BOOL_BITFIELD_NUM>;
using VMNeedSuspensionBit = BitField<bool, CHECK_SAFEPOINT_BITFIELD_NUM, BOOL_BITFIELD_NUM>;
using VMHasSuspendedBit = VMNeedSuspensionBit::NextFlag;
using InstallMachineCodeBit = VMHasSuspendedBit::NextFlag;
using PGOStatusBits = BitField<PGOProfilerStatus, PGO_PROFILER_BITFIELD_START, BOOL_BITFIELD_NUM>;
using BCStubStatusBits = PGOStatusBits::NextField<BCStubStatus, BCSTUBSTATUS_BITFIELD_NUM>;
using ThreadId = uint32_t;
enum FrameDroppedState {
StateFalse = 0,
StateTrue,
StatePending
};
explicit JSThread(EcmaVM *vm);
// only used in jit thread
explicit JSThread(EcmaVM *vm, ThreadType threadType);
// only used in daemon thread
explicit JSThread(ThreadType threadType);
PUBLIC_API ~JSThread();
EcmaVM *GetEcmaVM() const
{
return vm_;
}
static JSThread *Create(EcmaVM *vm);
static JSThread *GetCurrent();
int GetNestedLevel() const
{
return nestedLevel_;
}
void SetNestedLevel(int level)
{
nestedLevel_ = level;
}
void SetLastFp(JSTaggedType *fp)
{
glueData_.lastFp_ = fp;
}
const JSTaggedType *GetLastFp() const
{
return glueData_.lastFp_;
}
const JSTaggedType *GetCurrentSPFrame() const
{
return glueData_.currentFrame_;
}
void SetCurrentSPFrame(JSTaggedType *sp)
{
glueData_.currentFrame_ = sp;
}
const JSTaggedType *GetLastLeaveFrame() const
{
return glueData_.leaveFrame_;
}
void SetLastLeaveFrame(JSTaggedType *sp)
{
glueData_.leaveFrame_ = sp;
}
const JSTaggedType *GetCurrentFrame() const;
void SetCurrentFrame(JSTaggedType *sp);
const JSTaggedType *GetCurrentInterpretedFrame() const;
bool DoStackOverflowCheck(const JSTaggedType *sp);
bool DoStackLimitCheck();
NativeAreaAllocator *GetNativeAreaAllocator() const
{
return nativeAreaAllocator_;
}
HeapRegionAllocator *GetHeapRegionAllocator() const
{
return heapRegionAllocator_;
}
void ReSetNewSpaceAllocationAddress(const uintptr_t *top, const uintptr_t* end)
{
glueData_.newSpaceAllocationTopAddress_ = top;
glueData_.newSpaceAllocationEndAddress_ = end;
}
void ReSetSOldSpaceAllocationAddress(const uintptr_t *top, const uintptr_t* end)
{
glueData_.sOldSpaceAllocationTopAddress_ = top;
glueData_.sOldSpaceAllocationEndAddress_ = end;
}
void ReSetSNonMovableSpaceAllocationAddress(const uintptr_t *top, const uintptr_t* end)
{
glueData_.sNonMovableSpaceAllocationTopAddress_ = top;
glueData_.sNonMovableSpaceAllocationEndAddress_ = end;
}
uintptr_t GetUnsharedConstpools() const
{
return glueData_.unsharedConstpools_;
}
void SetUnsharedConstpools(uintptr_t unsharedConstpools)
{
glueData_.unsharedConstpools_ = unsharedConstpools;
}
void SetIsStartHeapSampling(bool isStart)
{
glueData_.isStartHeapSampling_ = isStart ? JSTaggedValue::True() : JSTaggedValue::False();
}
void SetIsTracing(bool isTracing)
{
glueData_.isTracing_ = isTracing;
}
void Iterate(const RootVisitor &visitor, const RootRangeVisitor &rangeVisitor,
const RootBaseAndDerivedVisitor &derivedVisitor);
void IterateJitCodeMap(const JitCodeMapVisitor &updater);
void IterateHandleWithCheck(const RootVisitor &visitor, const RootRangeVisitor &rangeVisitor);
uintptr_t* PUBLIC_API ExpandHandleStorage();
void PUBLIC_API ShrinkHandleStorage(int prevIndex);
void PUBLIC_API CheckJSTaggedType(JSTaggedType value) const;
bool PUBLIC_API CpuProfilerCheckJSTaggedType(JSTaggedType value) const;
void PUBLIC_API SetException(JSTaggedValue exception);
JSTaggedValue GetException() const
{
return glueData_.exception_;
}
bool HasPendingException() const
{
return !glueData_.exception_.IsHole();
}
void ClearException();
void SetEnableForceIC(bool isEnableForceIC);
bool IsEnableForceIC() const;
void SetGlobalObject(JSTaggedValue globalObject)
{
glueData_.globalObject_ = globalObject;
}
const GlobalEnv *GetGlobalEnv() const
{
return glueData_.glueGlobalEnv_;
}
const GlobalEnvConstants *GlobalConstants() const
{
return glueData_.globalConst_;
}
void SetGlobalConstants(const GlobalEnvConstants *constants)
{
glueData_.globalConst_ = const_cast<GlobalEnvConstants*>(constants);
}
const BuiltinEntries GetBuiltinEntries() const
{
return glueData_.builtinEntries_;
}
BuiltinEntries* GetBuiltinEntriesPointer()
{
return &glueData_.builtinEntries_;
}
const CMap<ElementsKind, std::pair<ConstantIndex, ConstantIndex>> &GetArrayHClassIndexMap() const
{
return arrayHClassIndexMap_;
}
const CMap<JSHClass *, GlobalIndex> &GetCtorHclassEntries() const
{
return ctorHclassEntries_;
}
void NotifyStableArrayElementsGuardians(JSHandle<JSObject> receiver, StableArrayChangeKind changeKind);
bool IsStableArrayElementsGuardiansInvalid() const
{
return !glueData_.stableArrayElementsGuardians_;
}
void ResetGuardians();
void SetInitialBuiltinHClass(
BuiltinTypeId type, JSHClass *builtinHClass, JSHClass *instanceHClass,
JSHClass *prototypeHClass, JSHClass *prototypeOfPrototypeHClass = nullptr,
JSHClass *extraHClass = nullptr);
void SetInitialBuiltinGlobalHClass(JSHClass *builtinHClass, GlobalIndex globalIndex);
JSHClass *GetBuiltinHClass(BuiltinTypeId type) const;
JSHClass *GetBuiltinInstanceHClass(BuiltinTypeId type) const;
JSHClass *GetBuiltinExtraHClass(BuiltinTypeId type) const;
JSHClass *GetArrayInstanceHClass(ElementsKind kind, bool isPrototype) const;
PUBLIC_API JSHClass *GetBuiltinPrototypeHClass(BuiltinTypeId type) const;
PUBLIC_API JSHClass *GetBuiltinPrototypeOfPrototypeHClass(BuiltinTypeId type) const;
static size_t GetBuiltinHClassOffset(BuiltinTypeId, bool isArch32);
static size_t GetBuiltinPrototypeHClassOffset(BuiltinTypeId, bool isArch32);
const BuiltinHClassEntries &GetBuiltinHClassEntries() const
{
return glueData_.builtinHClassEntries_;
}
JSTaggedValue GetCurrentLexenv() const;
JSTaggedValue GetCurrentFunction() const;
void RegisterRTInterface(size_t id, Address addr)
{
ASSERT(id < kungfu::RuntimeStubCSigns::NUM_OF_STUBS);
glueData_.rtStubEntries_.Set(id, addr);
}
Address GetRTInterface(size_t id) const
{
ASSERT(id < kungfu::RuntimeStubCSigns::NUM_OF_STUBS);
return glueData_.rtStubEntries_.Get(id);
}
Address GetFastStubEntry(uint32_t id) const
{
return glueData_.coStubEntries_.Get(id);
}
void SetFastStubEntry(size_t id, Address entry)
{
glueData_.coStubEntries_.Set(id, entry);
}
Address GetBuiltinStubEntry(uint32_t id) const
{
return glueData_.builtinStubEntries_.Get(id);
}
void SetBuiltinStubEntry(size_t id, Address entry)
{
glueData_.builtinStubEntries_.Set(id, entry);
}
Address GetBCStubEntry(uint32_t id) const
{
return glueData_.bcStubEntries_.Get(id);
}
void SetBCStubEntry(size_t id, Address entry)
{
glueData_.bcStubEntries_.Set(id, entry);
}
Address GetBaselineStubEntry(uint32_t id) const
{
return glueData_.baselineStubEntries_.Get(id);
}
void SetBaselineStubEntry(size_t id, Address entry)
{
glueData_.baselineStubEntries_.Set(id, entry);
}
void SetBCDebugStubEntry(size_t id, Address entry)
{
glueData_.bcDebuggerStubEntries_.Set(id, entry);
}
Address *GetBytecodeHandler()
{
return glueData_.bcStubEntries_.GetAddr();
}
void PUBLIC_API CheckSwitchDebuggerBCStub();
void CheckOrSwitchPGOStubs();
void SwitchJitProfileStubs(bool isEnablePgo);
ThreadId GetThreadId() const
{
return id_.load(std::memory_order_acquire);
}
void PostFork();
static ThreadId GetCurrentThreadId();
void IterateWeakEcmaGlobalStorage(const WeakRootVisitor &visitor, GCKind gcKind = GCKind::LOCAL_GC);
void UpdateJitCodeMapReference(const WeakRootVisitor &visitor);
PUBLIC_API PropertiesCache *GetPropertiesCache() const;
MarkStatus GetMarkStatus() const
{
return MarkStatusBits::Decode(glueData_.gcStateBitField_);
}
void SetMarkStatus(MarkStatus status)
{
MarkStatusBits::Set(status, &glueData_.gcStateBitField_);
}
bool IsConcurrentMarkingOrFinished() const
{
return !IsReadyToConcurrentMark();
}
bool IsReadyToConcurrentMark() const
{
auto status = MarkStatusBits::Decode(glueData_.gcStateBitField_);
return status == MarkStatus::READY_TO_MARK;
}
bool IsMarking() const
{
auto status = MarkStatusBits::Decode(glueData_.gcStateBitField_);
return status == MarkStatus::MARKING;
}
bool IsMarkFinished() const
{
auto status = MarkStatusBits::Decode(glueData_.gcStateBitField_);
return status == MarkStatus::MARK_FINISHED;
}
SharedMarkStatus GetSharedMarkStatus() const
{
return SharedMarkStatusBits::Decode(glueData_.sharedGCStateBitField_);
}
void SetSharedMarkStatus(SharedMarkStatus status)
{
SharedMarkStatusBits::Set(status, &glueData_.sharedGCStateBitField_);
}
bool IsSharedConcurrentMarkingOrFinished() const
{
auto status = SharedMarkStatusBits::Decode(glueData_.sharedGCStateBitField_);
return status == SharedMarkStatus::CONCURRENT_MARKING_OR_FINISHED;
}
bool IsReadyToSharedConcurrentMark() const
{
auto status = SharedMarkStatusBits::Decode(glueData_.sharedGCStateBitField_);
return status == SharedMarkStatus::READY_TO_CONCURRENT_MARK;
}
void SetPGOProfilerEnable(bool enable)
{
PGOProfilerStatus status =
enable ? PGOProfilerStatus::PGO_PROFILER_ENABLE : PGOProfilerStatus::PGO_PROFILER_DISABLE;
SetInterruptValue<PGOStatusBits>(status);
}
bool IsPGOProfilerEnable() const
{
auto status = PGOStatusBits::Decode(glueData_.interruptVector_);
return status == PGOProfilerStatus::PGO_PROFILER_ENABLE;
}
void SetBCStubStatus(BCStubStatus status)
{
SetInterruptValue<BCStubStatusBits>(status);
}
BCStubStatus GetBCStubStatus() const
{
return BCStubStatusBits::Decode(glueData_.interruptVector_);
}
bool CheckSafepoint();
void CheckAndPassActiveBarrier();
bool PassSuspendBarrier();
void SetGetStackSignal(bool isParseStack)
{
getStackSignal_ = isParseStack;
}
bool GetStackSignal() const
{
return getStackSignal_;
}
void SetNeedProfiling(bool needProfiling)
{
needProfiling_.store(needProfiling);
}
void SetIsProfiling(bool isProfiling)
{
isProfiling_ = isProfiling;
}
bool GetIsProfiling() const
{
return isProfiling_;
}
void SetGcState(bool gcState)
{
gcState_ = gcState;
}
bool GetGcState() const
{
return gcState_;
}
void SetRuntimeState(bool runtimeState)
{
runtimeState_ = runtimeState;
}
bool GetRuntimeState() const
{
return runtimeState_;
}
bool SetMainThread()
{
return isMainThread_ = true;
}
bool IsMainThreadFast() const
{
return isMainThread_;
}
void SetCpuProfileName(std::string &profileName)
{
profileName_ = profileName;
}
void EnableAsmInterpreter()
{
isAsmInterpreter_ = true;
}
bool IsAsmInterpreter() const
{
return isAsmInterpreter_;
}
VmThreadControl *GetVmThreadControl() const
{
return vmThreadControl_;
}
void SetEnableStackSourceFile(bool value)
{
enableStackSourceFile_ = value;
}
bool GetEnableStackSourceFile() const
{
return enableStackSourceFile_;
}
void SetEnableLazyBuiltins(bool value)
{
enableLazyBuiltins_ = value;
}
bool GetEnableLazyBuiltins() const
{
return enableLazyBuiltins_;
}
void SetReadyForGCIterating(bool flag)
{
readyForGCIterating_ = flag;
}
bool ReadyForGCIterating() const
{
return readyForGCIterating_;
}
static constexpr size_t GetGlueDataOffset()
{
return MEMBER_OFFSET(JSThread, glueData_);
}
uintptr_t GetGlueAddr() const
{
return reinterpret_cast<uintptr_t>(this) + GetGlueDataOffset();
}
static JSThread *GlueToJSThread(uintptr_t glue)
{
// very careful to modify here
return reinterpret_cast<JSThread *>(glue - GetGlueDataOffset());
}
void SetCheckSafePointStatus()
{
ASSERT(static_cast<uint8_t>(glueData_.interruptVector_ & 0xFF) <= 1);
SetInterruptValue<CheckSafePointBit>(true);
}
void ResetCheckSafePointStatus()
{
ASSERT(static_cast<uint8_t>(glueData_.interruptVector_ & 0xFF) <= 1);
SetInterruptValue<CheckSafePointBit>(false);
}
void SetVMNeedSuspension(bool flag)
{
SetInterruptValue<VMNeedSuspensionBit>(flag);
}
bool VMNeedSuspension()
{
return VMNeedSuspensionBit::Decode(glueData_.interruptVector_);
}
void SetVMSuspended(bool flag)
{
SetInterruptValue<VMHasSuspendedBit>(flag);
}
bool IsVMSuspended()
{
return VMHasSuspendedBit::Decode(glueData_.interruptVector_);
}
bool HasTerminationRequest() const
{
return needTermination_;
}
void SetTerminationRequest(bool flag)
{
needTermination_ = flag;
}
void SetVMTerminated(bool flag)
{
hasTerminated_ = flag;
}
bool HasTerminated() const
{
return hasTerminated_;
}
void TerminateExecution();
void SetInstallMachineCode(bool flag)
{
SetInterruptValue<InstallMachineCodeBit>(flag);
}
bool HasInstallMachineCode() const
{
return InstallMachineCodeBit::Decode(glueData_.interruptVector_);
}
static uintptr_t GetCurrentStackPosition()
{
return reinterpret_cast<uintptr_t>(__builtin_frame_address(0));
}
bool IsLegalAsmSp(uintptr_t sp) const;
bool IsLegalThreadSp(uintptr_t sp) const;
bool IsLegalSp(uintptr_t sp) const;
void SetCheckAndCallEnterState(bool state)
{
finalizationCheckState_ = state;
}
bool GetCheckAndCallEnterState() const
{
return finalizationCheckState_;
}
uint64_t GetStackStart() const
{
return glueData_.stackStart_;
}
uint64_t GetStackLimit() const
{
return glueData_.stackLimit_;
}
GlobalEnv *GetGlueGlobalEnv()
{
return glueData_.glueGlobalEnv_;
}
void SetGlueGlobalEnv(GlobalEnv *global)
{
ASSERT(global != nullptr);
glueData_.glueGlobalEnv_ = global;
}
inline uintptr_t NewGlobalHandle(JSTaggedType value)
{
return newGlobalHandle_(value);
}
inline void DisposeGlobalHandle(uintptr_t nodeAddr)
{
disposeGlobalHandle_(nodeAddr);
}
inline uintptr_t SetWeak(uintptr_t nodeAddr, void *ref = nullptr, WeakClearCallback freeGlobalCallBack = nullptr,
WeakClearCallback nativeFinalizeCallBack = nullptr)
{
return setWeak_(nodeAddr, ref, freeGlobalCallBack, nativeFinalizeCallBack);
}
inline uintptr_t ClearWeak(uintptr_t nodeAddr)
{
return clearWeak_(nodeAddr);
}
inline bool IsWeak(uintptr_t addr) const
{
return isWeak_(addr);
}
void EnableCrossThreadExecution()
{
glueData_.allowCrossThreadExecution_ = true;
}
bool IsCrossThreadExecutionEnable() const
{
return glueData_.allowCrossThreadExecution_;
}
bool IsFrameDropped()
{
return glueData_.isFrameDropped_;
}
void SetFrameDroppedState()
{
glueData_.isFrameDropped_ = true;
}
void ResetFrameDroppedState()
{
glueData_.isFrameDropped_ = false;
}
bool IsEntryFrameDroppedTrue()
{
return glueData_.entryFrameDroppedState_ == FrameDroppedState::StateTrue;
}
bool IsEntryFrameDroppedPending()
{
return glueData_.entryFrameDroppedState_ == FrameDroppedState::StatePending;
}
void SetEntryFrameDroppedState()
{
glueData_.entryFrameDroppedState_ = FrameDroppedState::StateTrue;
}
void ResetEntryFrameDroppedState()
{
glueData_.entryFrameDroppedState_ = FrameDroppedState::StateFalse;
}
void PendingEntryFrameDroppedState()
{
glueData_.entryFrameDroppedState_ = FrameDroppedState::StatePending;
}
bool IsDebugMode()
{
return glueData_.isDebugMode_;
}
void SetDebugModeState()
{
glueData_.isDebugMode_ = true;
}
void ResetDebugModeState()
{
glueData_.isDebugMode_ = false;
}
template<typename T, typename V>
void SetInterruptValue(V value)
{
volatile auto interruptValue =
reinterpret_cast<volatile std::atomic<uint64_t> *>(&glueData_.interruptVector_);
uint64_t oldValue = interruptValue->load(std::memory_order_relaxed);
auto newValue = oldValue;
do {
newValue = oldValue;
T::Set(value, &newValue);
} while (!std::atomic_compare_exchange_strong_explicit(interruptValue, &oldValue, newValue,
std::memory_order_release,
std::memory_order_relaxed));
}
void InvokeWeakNodeFreeGlobalCallBack();
void InvokeSharedNativePointerCallbacks();
void InvokeWeakNodeNativeFinalizeCallback();
bool IsStartGlobalLeakCheck() const;
bool EnableGlobalObjectLeakCheck() const;
bool EnableGlobalPrimitiveLeakCheck() const;
void WriteToStackTraceFd(std::ostringstream &buffer) const;
void SetStackTraceFd(int32_t fd);
void CloseStackTraceFd();
uint32_t IncreaseGlobalNumberCount()
{
return ++globalNumberCount_;
}
void SetPropertiesGrowStep(uint32_t step)
{
glueData_.propertiesGrowStep_ = step;
}
uint32_t GetPropertiesGrowStep() const
{
return glueData_.propertiesGrowStep_;
}
void SetRandomStatePtr(uint64_t *ptr)
{
glueData_.randomStatePtr_ = reinterpret_cast<uintptr_t>(ptr);
}
void SetTaskInfo(uintptr_t taskInfo)
{
glueData_.taskInfo_ = taskInfo;
}
uintptr_t GetTaskInfo() const
{
return glueData_.taskInfo_;
}
void SetJitCodeMap(JSTaggedType exception, MachineCode* machineCode, std::string &methodName, uintptr_t offset);
std::map<JSTaggedType, JitCodeVector*> &GetJitCodeMaps()
{
return jitCodeMaps_;
}
struct GlueData : public base::AlignedStruct<JSTaggedValue::TaggedTypeSize(),
BCStubEntries,
JSTaggedValue,
JSTaggedValue,
base::AlignedBool,
base::AlignedPointer,
base::AlignedPointer,
base::AlignedPointer,
base::AlignedPointer,
base::AlignedPointer,
base::AlignedPointer,
base::AlignedPointer,
base::AlignedPointer,
base::AlignedPointer,
RTStubEntries,
COStubEntries,
BuiltinStubEntries,
BuiltinHClassEntries,
BCDebuggerStubEntries,
BaselineStubEntries,
base::AlignedUint64,
base::AlignedUint64,
base::AlignedPointer,
base::AlignedUint64,
base::AlignedUint64,
base::AlignedPointer,
base::AlignedPointer,
base::AlignedUint64,
base::AlignedUint64,
JSTaggedValue,
base::AlignedBool,
base::AlignedBool,
base::AlignedUint32,
JSTaggedValue,
base::AlignedPointer,
BuiltinEntries,
base::AlignedBool,
base::AlignedPointer,
base::AlignedPointer,
base::AlignedPointer,
base::AlignedUint32,
base::AlignedBool,
base::AlignedBool> {
enum class Index : size_t {
BcStubEntriesIndex = 0,
ExceptionIndex,
GlobalObjIndex,
StableArrayElementsGuardiansIndex,
CurrentFrameIndex,
LeaveFrameIndex,
LastFpIndex,
NewSpaceAllocationTopAddressIndex,
NewSpaceAllocationEndAddressIndex,
SOldSpaceAllocationTopAddressIndex,
SOldSpaceAllocationEndAddressIndex,
SNonMovableSpaceAllocationTopAddressIndex,
SNonMovableSpaceAllocationEndAddressIndex,
RTStubEntriesIndex,
COStubEntriesIndex,
BuiltinsStubEntriesIndex,
BuiltinHClassEntriesIndex,
BcDebuggerStubEntriesIndex,
BaselineStubEntriesIndex,
GCStateBitFieldIndex,
SharedGCStateBitFieldIndex,
FrameBaseIndex,
StackStartIndex,
StackLimitIndex,
GlueGlobalEnvIndex,
GlobalConstIndex,
AllowCrossThreadExecutionIndex,
InterruptVectorIndex,
IsStartHeapSamplingIndex,
IsDebugModeIndex,
IsFrameDroppedIndex,
PropertiesGrowStepIndex,
EntryFrameDroppedStateIndex,
CurrentContextIndex,
BuiltinEntriesIndex,
IsTracingIndex,
UnsharedConstpoolsIndex,
RandomStatePtrIndex,
StateAndFlagsIndex,
TaskInfoIndex,
IsEnableElementsKindIndex,
IsEnableForceIC,
NumOfMembers
};
static_assert(static_cast<size_t>(Index::NumOfMembers) == NumOfTypes);
static size_t GetExceptionOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::ExceptionIndex)>(isArch32);
}
static size_t GetGlobalObjOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::GlobalObjIndex)>(isArch32);
}
static size_t GetStableArrayElementsGuardiansOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::StableArrayElementsGuardiansIndex)>(isArch32);
}
static size_t GetGlobalConstOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::GlobalConstIndex)>(isArch32);
}
static size_t GetGCStateBitFieldOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::GCStateBitFieldIndex)>(isArch32);
}
static size_t GetSharedGCStateBitFieldOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::SharedGCStateBitFieldIndex)>(isArch32);
}
static size_t GetCurrentFrameOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::CurrentFrameIndex)>(isArch32);
}
static size_t GetLeaveFrameOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::LeaveFrameIndex)>(isArch32);
}
static size_t GetLastFpOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::LastFpIndex)>(isArch32);
}
static size_t GetNewSpaceAllocationTopAddressOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::NewSpaceAllocationTopAddressIndex)>(isArch32);
}
static size_t GetNewSpaceAllocationEndAddressOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::NewSpaceAllocationEndAddressIndex)>(isArch32);
}
static size_t GetSOldSpaceAllocationTopAddressOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::SOldSpaceAllocationTopAddressIndex)>(isArch32);
}
static size_t GetSOldSpaceAllocationEndAddressOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::SOldSpaceAllocationEndAddressIndex)>(isArch32);
}
static size_t GetSNonMovableSpaceAllocationTopAddressOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::SNonMovableSpaceAllocationTopAddressIndex)>(isArch32);
}
static size_t GetSNonMovableSpaceAllocationEndAddressOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::SNonMovableSpaceAllocationEndAddressIndex)>(isArch32);
}
static size_t GetBCStubEntriesOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::BcStubEntriesIndex)>(isArch32);
}
static size_t GetRTStubEntriesOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::RTStubEntriesIndex)>(isArch32);
}
static size_t GetCOStubEntriesOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::COStubEntriesIndex)>(isArch32);
}
static size_t GetBaselineStubEntriesOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::BaselineStubEntriesIndex)>(isArch32);
}
static size_t GetBuiltinsStubEntriesOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::BuiltinsStubEntriesIndex)>(isArch32);
}
static size_t GetBuiltinHClassEntriesOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::BuiltinHClassEntriesIndex)>(isArch32);
}
static size_t GetBuiltinHClassOffset(BuiltinTypeId type, bool isArch32)
{
return GetBuiltinHClassEntriesOffset(isArch32) + BuiltinHClassEntries::GetBuiltinHClassOffset(type);
}
static size_t GetBuiltinInstanceHClassOffset(BuiltinTypeId type, bool isArch32)
{
return GetBuiltinHClassEntriesOffset(isArch32) + BuiltinHClassEntries::GetInstanceHClassOffset(type);
}
static size_t GetBuiltinPrototypeHClassOffset(BuiltinTypeId type, bool isArch32)
{
return GetBuiltinHClassEntriesOffset(isArch32) + BuiltinHClassEntries::GetPrototypeHClassOffset(type);
}
static size_t GetBuiltinPrototypeOfPrototypeHClassOffset(BuiltinTypeId type, bool isArch32)
{
return GetBuiltinHClassEntriesOffset(isArch32) +
BuiltinHClassEntries::GetPrototypeOfPrototypeHClassOffset(type);
}
static size_t GetBuiltinExtraHClassOffset(BuiltinTypeId type, bool isArch32)
{
return GetBuiltinHClassEntriesOffset(isArch32) + BuiltinHClassEntries::GetExtraHClassOffset(type);
}
static size_t GetBCDebuggerStubEntriesOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::BcDebuggerStubEntriesIndex)>(isArch32);
}
static size_t GetFrameBaseOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::FrameBaseIndex)>(isArch32);
}
static size_t GetStackLimitOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::StackLimitIndex)>(isArch32);
}
static size_t GetGlueGlobalEnvOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::GlueGlobalEnvIndex)>(isArch32);
}
static size_t GetAllowCrossThreadExecutionOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::AllowCrossThreadExecutionIndex)>(isArch32);
}
static size_t GetInterruptVectorOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::InterruptVectorIndex)>(isArch32);
}
static size_t GetIsStartHeapSamplingOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::IsStartHeapSamplingIndex)>(isArch32);
}
static size_t GetIsDebugModeOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::IsDebugModeIndex)>(isArch32);
}
static size_t GetIsFrameDroppedOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::IsFrameDroppedIndex)>(isArch32);
}
static size_t GetPropertiesGrowStepOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::PropertiesGrowStepIndex)>(isArch32);
}
static size_t GetEntryFrameDroppedStateOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::EntryFrameDroppedStateIndex)>(isArch32);
}
static size_t GetCurrentContextOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::CurrentContextIndex)>(isArch32);
}
static size_t GetBuiltinEntriesOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::BuiltinEntriesIndex)>(isArch32);
}
static size_t GetIsTracingOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::IsTracingIndex)>(isArch32);
}
static size_t GetUnSharedConstpoolsOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::UnsharedConstpoolsIndex)>(isArch32);
}
static size_t GetStateAndFlagsOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::StateAndFlagsIndex)>(isArch32);
}
static size_t GetRandomStatePtrOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::RandomStatePtrIndex)>(isArch32);
}
static size_t GetTaskInfoOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::TaskInfoIndex)>(isArch32);
}
static size_t GetIsEnableElementsKindOffset(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::IsEnableElementsKindIndex)>(isArch32);
}
static size_t GetIsEnableForceICOffSet(bool isArch32)
{
return GetOffset<static_cast<size_t>(Index::IsEnableForceIC)>(isArch32);
}
alignas(EAS) BCStubEntries bcStubEntries_ {};
alignas(EAS) JSTaggedValue exception_ {JSTaggedValue::Hole()};
alignas(EAS) JSTaggedValue globalObject_ {JSTaggedValue::Hole()};
alignas(EAS) bool stableArrayElementsGuardians_ {true};
alignas(EAS) JSTaggedType *currentFrame_ {nullptr};
alignas(EAS) JSTaggedType *leaveFrame_ {nullptr};
alignas(EAS) JSTaggedType *lastFp_ {nullptr};
alignas(EAS) const uintptr_t *newSpaceAllocationTopAddress_ {nullptr};
alignas(EAS) const uintptr_t *newSpaceAllocationEndAddress_ {nullptr};
alignas(EAS) const uintptr_t *sOldSpaceAllocationTopAddress_ {nullptr};
alignas(EAS) const uintptr_t *sOldSpaceAllocationEndAddress_ {nullptr};
alignas(EAS) const uintptr_t *sNonMovableSpaceAllocationTopAddress_ {nullptr};
alignas(EAS) const uintptr_t *sNonMovableSpaceAllocationEndAddress_ {nullptr};
alignas(EAS) RTStubEntries rtStubEntries_ {};
alignas(EAS) COStubEntries coStubEntries_ {};
alignas(EAS) BuiltinStubEntries builtinStubEntries_ {};
alignas(EAS) BuiltinHClassEntries builtinHClassEntries_ {};
alignas(EAS) BCDebuggerStubEntries bcDebuggerStubEntries_ {};
alignas(EAS) BaselineStubEntries baselineStubEntries_ {};
alignas(EAS) volatile uint64_t gcStateBitField_ {0ULL};
alignas(EAS) volatile uint64_t sharedGCStateBitField_ {0ULL};
alignas(EAS) JSTaggedType *frameBase_ {nullptr};
alignas(EAS) uint64_t stackStart_ {0};
alignas(EAS) uint64_t stackLimit_ {0};
alignas(EAS) GlobalEnv *glueGlobalEnv_ {nullptr};
alignas(EAS) GlobalEnvConstants *globalConst_ {nullptr};
alignas(EAS) bool allowCrossThreadExecution_ {false};
alignas(EAS) volatile uint64_t interruptVector_ {0};
alignas(EAS) JSTaggedValue isStartHeapSampling_ {JSTaggedValue::False()};
alignas(EAS) bool isDebugMode_ {false};
alignas(EAS) bool isFrameDropped_ {false};
alignas(EAS) uint32_t propertiesGrowStep_ {JSObjectResizingStrategy::PROPERTIES_GROW_SIZE};
alignas(EAS) uint64_t entryFrameDroppedState_ {FrameDroppedState::StateFalse};
alignas(EAS) EcmaContext *currentContext_ {nullptr};
alignas(EAS) BuiltinEntries builtinEntries_ {};
alignas(EAS) bool isTracing_ {false};
alignas(EAS) uintptr_t unsharedConstpools_ {0};
alignas(EAS) uintptr_t randomStatePtr_ {0};
alignas(EAS) ThreadStateAndFlags stateAndFlags_ {};
alignas(EAS) uintptr_t taskInfo_ {0};
alignas(EAS) bool isEnableElementsKind_ {false};
alignas(EAS) bool isEnableForceIC_ {true};
};
STATIC_ASSERT_EQ_ARCH(sizeof(GlueData), GlueData::SizeArch32, GlueData::SizeArch64);
void PushContext(EcmaContext *context);
void PopContext();
EcmaContext *GetCurrentEcmaContext() const
{
return glueData_.currentContext_;
}
JSTaggedValue GetSingleCharTable() const
{
ASSERT(glueData_.globalConst_->GetSingleCharTable() != JSTaggedValue::Hole());
return glueData_.globalConst_->GetSingleCharTable();
}
void SwitchCurrentContext(EcmaContext *currentContext, bool isInIterate = false);
CVector<EcmaContext *> GetEcmaContexts()
{
return contexts_;
}
bool IsPropertyCacheCleared() const;
bool EraseContext(EcmaContext *context);
void ClearContextCachedConstantPool();
const GlobalEnvConstants *GetFirstGlobalConst() const;
bool IsAllContextsInitialized() const;
bool IsReadyToUpdateDetector() const;
Area *GetOrCreateRegExpCache();
void InitializeBuiltinObject(const std::string& key);
void InitializeBuiltinObject();
void SetFullMarkRequest()
{
fullMarkRequest_ = true;
}
inline bool IsThreadSafe() const
{
return IsMainThread() || HasSuspendRequest();
}
bool IsSuspended() const
{
bool f = ReadFlag(ThreadFlag::SUSPEND_REQUEST);
bool s = (GetState() != ThreadState::RUNNING);
return f && s;
}
inline bool HasSuspendRequest() const
{
return ReadFlag(ThreadFlag::SUSPEND_REQUEST);
}
void CheckSafepointIfSuspended()
{
if (HasSuspendRequest()) {
WaitSuspension();
}
}
bool IsInSuspendedState() const
{
return GetState() == ThreadState::IS_SUSPENDED;
}
bool IsInRunningState() const
{
return GetState() == ThreadState::RUNNING;
}
bool IsInRunningStateOrProfiling() const;
ThreadState GetState() const
{
uint32_t stateAndFlags = glueData_.stateAndFlags_.asAtomicInt.load(std::memory_order_acquire);
return static_cast<enum ThreadState>(stateAndFlags >> THREAD_STATE_OFFSET);
}
void PUBLIC_API UpdateState(ThreadState newState);
void SuspendThread(bool internalSuspend, SuspendBarrier* barrier = nullptr);
void ResumeThread(bool internalSuspend);
void WaitSuspension();
static bool IsMainThread();
PUBLIC_API void ManagedCodeBegin();
PUBLIC_API void ManagedCodeEnd();
#ifndef NDEBUG
bool IsInManagedState() const;
MutatorLock::MutatorLockState GetMutatorLockState() const;
void SetMutatorLockState(MutatorLock::MutatorLockState newState);
#endif
void SetWeakFinalizeTaskCallback(const WeakFinalizeTaskCallback &callback)
{
finalizeTaskCallback_ = callback;
}
uint64_t GetJobId()
{
if (jobId_ == UINT64_MAX) {
jobId_ = 0;
}
return ++jobId_;
}
void SetAsyncCleanTaskCallback(const NativePointerTaskCallback &callback)
{
asyncCleanTaskCb_ = callback;
}
NativePointerTaskCallback GetAsyncCleanTaskCallback() const
{
return asyncCleanTaskCb_;
}
static void RegisterThread(JSThread *jsThread);
static void UnregisterThread(JSThread *jsThread);
bool IsJSThread() const
{
return threadType_ == ThreadType::JS_THREAD;
}
bool IsJitThread() const
{
return threadType_ == ThreadType::JIT_THREAD;
}
bool IsDaemonThread() const
{
return threadType_ == ThreadType::DAEMON_THREAD;
}
// Daemon_Thread and JS_Thread have some difference in transition, for example, when transition to running,
// JS_Thread may take some local_gc actions, but Daemon_Thread do not need.
void TransferDaemonThreadToRunning();
RecursiveMutex *GetJitLock()
{
return &jitMutex_;
}
RecursiveMutex &GetProfileTypeAccessorLock()
{
return profileTypeAccessorLockMutex_;
}
void SetMachineCodeLowMemory(bool isLow)
{
machineCodeLowMemory_ = isLow;
}
bool IsMachineCodeLowMemory()
{
return machineCodeLowMemory_;
}
void *GetEnv() const
{
return env_;
}
void SetEnv(void *env)
{
env_ = env;
}
void SetIsInConcurrentScope(bool flag)
{
isInConcurrentScope_ = flag;
}
bool IsInConcurrentScope()
{
return isInConcurrentScope_;
}
void EnableEdenGCBarriers()
{
auto setValueStub = GetFastStubEntry(kungfu::CommonStubCSigns::SetValueWithEdenBarrier);
SetFastStubEntry(kungfu::CommonStubCSigns::SetValueWithBarrier, setValueStub);
auto markStub = GetRTInterface(kungfu::RuntimeStubCSigns::ID_MarkingBarrierWithEden);
RegisterRTInterface(kungfu::RuntimeStubCSigns::ID_MarkingBarrier, markStub);
auto setNotShareValueStub = GetFastStubEntry(kungfu::CommonStubCSigns::SetNonSValueWithEdenBarrier);
SetFastStubEntry(kungfu::CommonStubCSigns::SetNonSValueWithBarrier, setNotShareValueStub);
auto asmCheckStub = GetRTInterface(kungfu::RuntimeStubCSigns::ID_ASMWriteBarrierWithEden);
RegisterRTInterface(kungfu::RuntimeStubCSigns::ID_ASMFastWriteBarrier, asmCheckStub);
}
#ifndef NDEBUG
inline void LaunchSuspendAll()
{
launchedSuspendAll_ = true;
}
inline bool HasLaunchedSuspendAll() const
{
return launchedSuspendAll_;
}
inline void CompleteSuspendAll()
{
launchedSuspendAll_ = false;
}
#endif
protected:
void SetThreadId()
{
id_.store(JSThread::GetCurrentThreadId(), std::memory_order_release);
}
// When call EcmaVM::PreFork(), the std::thread for Daemon_Thread is finished, but the Daemon_Thread instance
// is still alive, and need to reset ThreadId to 0.
void ResetThreadId()
{
id_.store(0, std::memory_order_release);
}
private:
NO_COPY_SEMANTIC(JSThread);
NO_MOVE_SEMANTIC(JSThread);
void SetGlobalConst(GlobalEnvConstants *globalConst)
{
glueData_.globalConst_ = globalConst;
}
void SetCurrentEcmaContext(EcmaContext *context)
{
glueData_.currentContext_ = context;
}
void SetArrayHClassIndexMap(const CMap<ElementsKind, std::pair<ConstantIndex, ConstantIndex>> &map)
{
arrayHClassIndexMap_ = map;
}
void TransferFromRunningToSuspended(ThreadState newState);
void TransferToRunning();
inline void StoreState(ThreadState newState);
void StoreRunningState(ThreadState newState);
void StoreSuspendedState(ThreadState newState);
bool ReadFlag(ThreadFlag flag) const
{
uint32_t stateAndFlags = glueData_.stateAndFlags_.asAtomicInt.load(std::memory_order_acquire);
uint16_t flags = (stateAndFlags & THREAD_FLAGS_MASK);
return (flags & static_cast<uint16_t>(flag)) != 0;
}
void SetFlag(ThreadFlag flag)
{
glueData_.stateAndFlags_.asAtomicInt.fetch_or(flag, std::memory_order_seq_cst);
}
void ClearFlag(ThreadFlag flag)
{
glueData_.stateAndFlags_.asAtomicInt.fetch_and(UINT32_MAX ^ flag, std::memory_order_seq_cst);
}
void DumpStack() DUMP_API_ATTR;
static size_t GetAsmStackLimit();
static constexpr size_t DEFAULT_MAX_SYSTEM_STACK_SIZE = 8_MB;
GlueData glueData_;
std::atomic<ThreadId> id_ {0};
EcmaVM *vm_ {nullptr};
void *env_ {nullptr};
Area *regExpCache_ {nullptr};
// MM: handles, global-handles, and aot-stubs.
int nestedLevel_ = 0;
NativeAreaAllocator *nativeAreaAllocator_ {nullptr};
HeapRegionAllocator *heapRegionAllocator_ {nullptr};
bool runningNativeFinalizeCallbacks_ {false};
std::vector<std::pair<WeakClearCallback, void *>> weakNodeFreeGlobalCallbacks_ {};
std::vector<std::pair<WeakClearCallback, void *>> weakNodeNativeFinalizeCallbacks_ {};
EcmaGlobalStorage<Node> *globalStorage_ {nullptr};
EcmaGlobalStorage<DebugNode> *globalDebugStorage_ {nullptr};
int32_t stackTraceFd_ {-1};
std::function<uintptr_t(JSTaggedType value)> newGlobalHandle_;
std::function<void(uintptr_t nodeAddr)> disposeGlobalHandle_;
std::function<uintptr_t(uintptr_t nodeAddr, void *ref, WeakClearCallback freeGlobalCallBack_,
WeakClearCallback nativeFinalizeCallBack)> setWeak_;
std::function<uintptr_t(uintptr_t nodeAddr)> clearWeak_;
std::function<bool(uintptr_t addr)> isWeak_;
NativePointerTaskCallback asyncCleanTaskCb_ {nullptr};
WeakFinalizeTaskCallback finalizeTaskCallback_ {nullptr};
uint32_t globalNumberCount_ {0};
// Run-time state
bool getStackSignal_ {false};
bool runtimeState_ {false};
bool isAsmInterpreter_ {false};
VmThreadControl *vmThreadControl_ {nullptr};
bool enableStackSourceFile_ {true};
bool enableLazyBuiltins_ {false};
bool readyForGCIterating_ {false};
// CpuProfiler
bool isProfiling_ {false};
bool gcState_ {false};
std::atomic_bool needProfiling_ {false};
std::string profileName_ {""};
bool finalizationCheckState_ {false};
// Shared heap
bool isMainThread_ {false};
bool fullMarkRequest_ {false};
// { ElementsKind, (hclass, hclassWithProto) }
CMap<ElementsKind, std::pair<ConstantIndex, ConstantIndex>> arrayHClassIndexMap_;
CMap<JSHClass *, GlobalIndex> ctorHclassEntries_;
CVector<EcmaContext *> contexts_;
EcmaContext *currentContext_ {nullptr};
Mutex suspendLock_;
int32_t suspendCount_ {0};
ConditionVariable suspendCondVar_;
SuspendBarrier *suspendBarrier_ {nullptr};
uint64_t jobId_ {0};
ThreadType threadType_ {ThreadType::JS_THREAD};
RecursiveMutex jitMutex_;
bool machineCodeLowMemory_ {false};
RecursiveMutex profileTypeAccessorLockMutex_;
#ifndef NDEBUG
MutatorLock::MutatorLockState mutatorLockState_ = MutatorLock::MutatorLockState::UNLOCKED;
std::atomic<bool> launchedSuspendAll_ {false};
#endif
// Collect a map from JsError to MachineCode objects, JsError objects with stack frame generated by jit in the map.
// It will be used to keep MachineCode objects alive (for dump) before JsError object be free.
std::map<JSTaggedType, JitCodeVector*> jitCodeMaps_;
std::atomic<bool> needTermination_ {false};
std::atomic<bool> hasTerminated_ {false};
bool isInConcurrentScope_ {false};
friend class GlobalHandleCollection;
friend class EcmaVM;
friend class EcmaContext;
friend class JitVM;
};
} // namespace panda::ecmascript
#endif // ECMASCRIPT_JS_THREAD_H