237   static SubtypeCheckInfo::State EnsureInitialized(ClassPtr klass)  in EnsureInitialized()
240     return InitializeOrAssign(klass, /*assign=*/false).GetState();  in EnsureInitialized()
250   static SubtypeCheckInfo::State EnsureAssigned(ClassPtr klass)  in EnsureAssigned()
253     return InitializeOrAssign(klass, /*assign=*/true).GetState();  in EnsureAssigned()
265   static SubtypeCheckInfo::State ForceUninitialize(ClassPtr klass)  in ForceUninitialize()
282     WriteSubtypeCheckBits(klass, scb_uninitialized);  in ForceUninitialize()
294   static SubtypeCheckInfo::State GetState(ClassPtr klass)  in GetState()
297     return GetSubtypeCheckInfo(klass).GetState();  in GetState()
306   static BitString::StorageType GetEncodedPathToRootForSource(ClassPtr klass)  in GetEncodedPathToRootForSource()
309     DCHECK_NE(SubtypeCheckInfo::kUninitialized, GetSubtypeCheckInfo(klass).GetState());  in GetEncodedPathToRootForSource()
310     return GetSubtypeCheckInfo(klass).GetEncodedPathToRoot();  in GetEncodedPathToRootForSource()
319   static BitString::StorageType GetEncodedPathToRootForTarget(ClassPtr klass)  in GetEncodedPathToRootForTarget()
322     SubtypeCheckInfo sci = GetSubtypeCheckInfo(klass);  in GetEncodedPathToRootForTarget()
333   static BitString::StorageType GetEncodedPathToRootMask(ClassPtr klass)  in GetEncodedPathToRootMask()
336     SubtypeCheckInfo sci = GetSubtypeCheckInfo(klass);  in GetEncodedPathToRootMask()
362   static std::ostream& Dump(ClassPtr klass, std::ostream& os)  in Dump()
364     return os << GetSubtypeCheckInfo(klass);  in Dump()
367   static void WriteStatus(ClassPtr klass, ClassStatus status)  in WriteStatus()
369     WriteStatusImpl(klass, status);  in WriteStatus()
373   static ClassPtr GetParentClass(ClassPtr klass)  in GetParentClass()
375     DCHECK(klass->HasSuperClass());  in GetParentClass()
376     return ClassPtr(klass->GetSuperClass());  in GetParentClass()
379   static SubtypeCheckInfo InitializeOrAssign(ClassPtr klass, bool assign)  in InitializeOrAssign()
382     if (UNLIKELY(!klass->HasSuperClass())) {  in InitializeOrAssign()
385       const SubtypeCheckInfo root_sci = GetSubtypeCheckInfo(klass);  in InitializeOrAssign()
391       SetSubtypeCheckInfo(klass, new_root_sci);  in InitializeOrAssign()
394       DCHECK_EQ(SubtypeCheckInfo::kAssigned, GetSubtypeCheckInfo(klass).GetState())  in InitializeOrAssign()
400     ClassPtr parent_klass = GetParentClass(klass);  in InitializeOrAssign()
410     SubtypeCheckInfo sci = GetSubtypeCheckInfo(klass, parent_depth + 1u);  in InitializeOrAssign()
440     SetSubtypeCheckInfo(klass, sci);                     // self  in InitializeOrAssign()
446   static SubtypeCheckBitsAndStatus ReadField(ClassPtr klass)  in ReadField()
450     int32_t int32_data = klass->GetField32Volatile(klass->StatusOffset());  in ReadField()
461   static void WriteSubtypeCheckBits(ClassPtr klass, const SubtypeCheckBits& new_bits)  in WriteSubtypeCheckBits()
475       SubtypeCheckBitsAndStatus old_value = ReadField(klass);  in WriteSubtypeCheckBits()
501       if (CasFieldWeakSequentiallyConsistent32(klass,  in WriteSubtypeCheckBits()
502                                                klass->StatusOffset(),  in WriteSubtypeCheckBits()
510   static void WriteStatusImpl(ClassPtr klass, ClassStatus status)  in WriteStatusImpl()
519       SubtypeCheckBitsAndStatus old_value = ReadField(klass);  in WriteStatusImpl()
530       if (CasFieldWeakSequentiallyConsistent32(klass,  in WriteStatusImpl()
531                                                klass->StatusOffset(),  in WriteStatusImpl()
539   static bool CasFieldWeakSequentiallyConsistent32(ClassPtr klass,  in CasFieldWeakSequentiallyConsistent32()
545       return klass->template CasField32</*kTransactionActive=*/true>(offset,  in CasFieldWeakSequentiallyConsistent32()
551       return klass->template CasField32</*kTransactionActive=*/false>(offset,  in CasFieldWeakSequentiallyConsistent32()
563   static SubtypeCheckInfo GetSubtypeCheckInfo(ClassPtr klass)  in GetSubtypeCheckInfo()
565     return GetSubtypeCheckInfo(klass, klass->Depth());  in GetSubtypeCheckInfo()
569   static SubtypeCheckInfo GetSubtypeCheckInfo(ClassPtr klass, size_t depth)  in GetSubtypeCheckInfo()
571     DCHECK_EQ(depth, klass->Depth());  in GetSubtypeCheckInfo()
572     SubtypeCheckBitsAndStatus current_bits_and_status = ReadField(klass);  in GetSubtypeCheckInfo()
579   static void SetSubtypeCheckInfo(ClassPtr klass, const SubtypeCheckInfo& new_sci)  in SetSubtypeCheckInfo()
583     WriteSubtypeCheckBits(klass, new_bits);  in SetSubtypeCheckInfo()