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dart::UntaggedScript Class Reference

#include <raw_object.h>

Inheritance diagram for dart::UntaggedScript:
dart::UntaggedObject

Public Types

using LazyLookupSourceAndLineStartsBit = BitField< decltype(flags_and_max_position_), bool, 0, 1 >
 
using HasCachedMaxPositionBit = BitField< decltype(flags_and_max_position_), bool, LazyLookupSourceAndLineStartsBit::kNextBit, 1 >
 
using CachedMaxPositionBitField = BitField< decltype(flags_and_max_position_), intptr_t, HasCachedMaxPositionBit::kNextBit >
 
- Public Types inherited from dart::UntaggedObject
enum  TagBits {
  kCardRememberedBit = 0 , kCanonicalBit = 1 , kNotMarkedBit = 2 , kNewBit = 3 ,
  kAlwaysSetBit = 4 , kOldAndNotRememberedBit = 5 , kImmutableBit = 6 , kReservedBit = 7 ,
  kSizeTagPos = kReservedBit + 1 , kSizeTagSize = 4 , kClassIdTagPos = kSizeTagPos + kSizeTagSize , kClassIdTagSize = 20 ,
  kHashTagPos = kClassIdTagPos + kClassIdTagSize , kHashTagSize = 32
}
 

Additional Inherited Members

- Public Member Functions inherited from dart::UntaggedObject
 COMPILE_ASSERT (kNotMarkedBit+kBarrierOverlapShift==kAlwaysSetBit)
 
 COMPILE_ASSERT (kNewBit+kBarrierOverlapShift==kOldAndNotRememberedBit)
 
 COMPILE_ASSERT (kCardRememberedBit==0)
 
 COMPILE_ASSERT (kBitsPerByte *sizeof(ClassIdTagType) >=kClassIdTagSize)
 
 COMPILE_ASSERT (kClassIdTagMax==(1<< kClassIdTagSize) - 1)
 
bool IsNewObject () const
 
bool IsOldObject () const
 
uword tags () const
 
bool IsMarked () const
 
bool IsMarkedIgnoreRace () const
 
void SetMarkBit ()
 
void SetMarkBitUnsynchronized ()
 
void SetMarkBitRelease ()
 
void ClearMarkBit ()
 
void ClearMarkBitUnsynchronized ()
 
DART_WARN_UNUSED_RESULT bool TryAcquireMarkBit ()
 
bool IsCanonical () const
 
void SetCanonical ()
 
void ClearCanonical ()
 
bool IsImmutable () const
 
void SetImmutable ()
 
void ClearImmutable ()
 
bool InVMIsolateHeap () const
 
bool IsRemembered () const
 
bool TryAcquireRememberedBit ()
 
void ClearRememberedBit ()
 
void ClearRememberedBitUnsynchronized ()
 
DART_FORCE_INLINE void EnsureInRememberedSet (Thread *thread)
 
bool IsCardRemembered () const
 
void SetCardRememberedBitUnsynchronized ()
 
intptr_t GetClassId () const
 
intptr_t HeapSize () const
 
intptr_t HeapSize (uword tags) const
 
bool Contains (uword addr) const
 
void Validate (IsolateGroup *isolate_group) const
 
intptr_t VisitPointers (ObjectPointerVisitor *visitor)
 
template<class V >
DART_FORCE_INLINE intptr_t VisitPointersNonvirtual (V *visitor)
 
void VisitPointersPrecise (ObjectPointerVisitor *visitor)
 
- Static Public Member Functions inherited from dart::UntaggedObject
static bool IsMarked (uword tags)
 
static ObjectPtr FromAddr (uword addr)
 
static uword ToAddr (const UntaggedObject *raw_obj)
 
static uword ToAddr (const ObjectPtr raw_obj)
 
static bool IsCanonical (intptr_t value)
 
- Static Public Attributes inherited from dart::UntaggedObject
static constexpr intptr_t kGenerationalBarrierMask = 1 << kNewBit
 
static constexpr intptr_t kIncrementalBarrierMask = 1 << kNotMarkedBit
 
static constexpr intptr_t kBarrierOverlapShift = 2
 
- Protected Member Functions inherited from dart::UntaggedObject
template<typename type , std::memory_order order = std::memory_order_relaxed>
type LoadPointer (type const *addr) const
 
template<typename type , typename compressed_type , std::memory_order order = std::memory_order_relaxed>
type LoadCompressedPointer (compressed_type const *addr) const
 
uword heap_base () const
 
template<typename type , std::memory_order order = std::memory_order_relaxed>
void StorePointer (type const *addr, type value)
 
template<typename type , typename compressed_type , std::memory_order order = std::memory_order_relaxed>
void StoreCompressedPointer (compressed_type const *addr, type value)
 
template<typename type >
void StorePointer (type const *addr, type value, Thread *thread)
 
template<typename type , typename compressed_type >
void StoreCompressedPointer (compressed_type const *addr, type value, Thread *thread)
 
template<typename type >
void StorePointerUnaligned (type const *addr, type value, Thread *thread)
 
template<typename type , std::memory_order order = std::memory_order_relaxed, typename value_type = type>
void StoreArrayPointer (type const *addr, value_type value)
 
template<typename type , typename value_type = type>
void StoreArrayPointer (type const *addr, value_type value, Thread *thread)
 
template<typename type , typename compressed_type , std::memory_order order>
void StoreCompressedArrayPointer (compressed_type const *addr, type value)
 
template<typename type , typename compressed_type , std::memory_order order>
void StoreCompressedArrayPointer (compressed_type const *addr, type value, Thread *thread)
 
template<typename type , typename compressed_type >
void StoreCompressedArrayPointer (compressed_type const *addr, type value, Thread *thread)
 
template<typename type , typename compressed_type , std::memory_order order = std::memory_order_relaxed>
type ExchangeCompressedPointer (compressed_type const *addr, type value)
 
template<std::memory_order order = std::memory_order_relaxed>
SmiPtr LoadSmi (SmiPtr const *addr) const
 
template<std::memory_order order = std::memory_order_relaxed>
SmiPtr LoadCompressedSmi (CompressedSmiPtr const *addr) const
 
template<typename type , std::memory_order order = std::memory_order_relaxed>
void StoreSmi (type const *addr, type value)
 
template<std::memory_order order = std::memory_order_relaxed>
void StoreCompressedSmi (CompressedSmiPtr const *addr, SmiPtr value)
 
- Static Protected Member Functions inherited from dart::UntaggedObject
template<typename T >
static DART_FORCE_INLINE uword from_offset ()
 
template<typename T >
static DART_FORCE_INLINE uword to_offset (intptr_t length=0)
 
template<>
DART_FORCE_INLINE uword from_offset ()
 
template<>
DART_FORCE_INLINE uword to_offset (intptr_t length)
 
template<>
DART_FORCE_INLINE uword to_offset (intptr_t length)
 
template<>
DART_FORCE_INLINE uword to_offset (intptr_t length)
 
- Static Protected Attributes inherited from dart::UntaggedObject
static constexpr bool kContainsCompressedPointers = false
 
static constexpr bool kContainsPointerFields = false
 

Detailed Description

Definition at line 1591 of file raw_object.h.

Member Typedef Documentation

◆ CachedMaxPositionBitField

Definition at line 1644 of file raw_object.h.

◆ HasCachedMaxPositionBit

Definition at line 1639 of file raw_object.h.

◆ LazyLookupSourceAndLineStartsBit

using dart::UntaggedScript::LazyLookupSourceAndLineStartsBit = BitField<decltype(flags_and_max_position_), bool, 0, 1>

Definition at line 1637 of file raw_object.h.


The documentation for this class was generated from the following file: