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HSub Class Reference

#include <hydrogen-instructions.h>

Inheritance diagram for HSub:
Collaboration diagram for HSub:

Public Member Functions

 HSub (HValue *context, HValue *left, HValue *right)
 
virtual HValueEnsureAndPropagateNotMinusZero (BitVector *visited)
 
virtual HValueCanonicalize ()
 
- Public Member Functions inherited from HArithmeticBinaryOperation
 HArithmeticBinaryOperation (HValue *context, HValue *left, HValue *right)
 
virtual void RepresentationChanged (Representation to)
 
virtual HType CalculateInferredType ()
 
virtual Representation RequiredInputRepresentation (int index)
 
virtual Representation InferredRepresentation ()
 
- Public Member Functions inherited from HBinaryOperation
 HBinaryOperation (HValue *context, HValue *left, HValue *right)
 
HValuecontext ()
 
HValueleft ()
 
HValueright ()
 
HValueLeastConstantOperand ()
 
HValueMostConstantOperand ()
 
virtual bool IsCommutative () const
 
virtual void PrintDataTo (StringStream *stream)
 
- Public Member Functions inherited from HTemplateInstruction< 3 >
int OperandCount ()
 
HValueOperandAt (int i)
 
- Public Member Functions inherited from HInstruction
HInstructionnext () const
 
HInstructionprevious () const
 
virtual void PrintTo (StringStream *stream)
 
bool IsLinked () const
 
void Unlink ()
 
void InsertBefore (HInstruction *next)
 
void InsertAfter (HInstruction *previous)
 
int position () const
 
bool has_position () const
 
void set_position (int position)
 
bool CanTruncateToInt32 () const
 
virtual LInstructionCompileToLithium (LChunkBuilder *builder)=0
 
virtual bool IsCall ()
 
- Public Member Functions inherited from HValue
 STATIC_ASSERT (kLastFlag< kBitsPerInt)
 
virtual Opcode opcode () const =0
 
bool IsPhi () const
 
 HValue ()
 
virtual ~HValue ()
 
HBasicBlockblock () const
 
void SetBlock (HBasicBlock *block)
 
int LoopWeight () const
 
int id () const
 
void set_id (int id)
 
HUseIterator uses () const
 
virtual bool EmitAtUses ()
 
Representation representation () const
 
void ChangeRepresentation (Representation r)
 
void AssumeRepresentation (Representation r)
 
virtual bool IsConvertibleToInteger () const
 
HType type () const
 
void set_type (HType new_type)
 
bool IsDefinedAfter (HBasicBlock *other) const
 
void SetOperandAt (int index, HValue *value)
 
void DeleteAndReplaceWith (HValue *other)
 
void ReplaceAllUsesWith (HValue *other)
 
bool HasNoUses () const
 
bool HasMultipleUses () const
 
int UseCount () const
 
void Kill ()
 
int flags () const
 
void SetFlag (Flag f)
 
void ClearFlag (Flag f)
 
bool CheckFlag (Flag f) const
 
bool CheckUsesForFlag (Flag f)
 
GVNFlagSet gvn_flags () const
 
void SetGVNFlag (GVNFlag f)
 
void ClearGVNFlag (GVNFlag f)
 
bool CheckGVNFlag (GVNFlag f) const
 
void SetAllSideEffects ()
 
void ClearAllSideEffects ()
 
bool HasSideEffects () const
 
bool HasObservableSideEffects () const
 
GVNFlagSet DependsOnFlags () const
 
GVNFlagSet SideEffectFlags () const
 
GVNFlagSet ChangesFlags () const
 
GVNFlagSet ObservableChangesFlags () const
 
Rangerange () const
 
bool HasRange () const
 
void AddNewRange (Range *r, Zone *zone)
 
void RemoveLastAddedRange ()
 
void ComputeInitialRange (Zone *zone)
 
virtual Representation ObservedInputRepresentation (int index)
 
bool Equals (HValue *other)
 
virtual intptr_t Hashcode ()
 
void PrintNameTo (StringStream *stream)
 
void PrintTypeTo (StringStream *stream)
 
void PrintRangeTo (StringStream *stream)
 
void PrintChangesTo (StringStream *stream)
 
const char * Mnemonic () const
 
bool UpdateInferredType ()
 
virtual void SetSideEffectDominator (GVNFlag side_effect, HValue *dominator)
 
- Public Member Functions inherited from ZoneObject
 INLINE (void *operator new(size_t size, Zone *zone))
 
void operator delete (void *, size_t)
 
void operator delete (void *pointer, Zone *zone)
 

Static Public Member Functions

static HInstructionNewHSub (Zone *zone, HValue *context, HValue *left, HValue *right)
 
- Static Public Member Functions inherited from HValue
static GVNFlag ChangesFlagFromInt (int x)
 
static GVNFlag DependsOnFlagFromInt (int x)
 
static GVNFlagSet ConvertChangesToDependsFlags (GVNFlagSet flags)
 
static HValuecast (HValue *value)
 

Protected Member Functions

virtual bool DataEquals (HValue *other)
 
virtual RangeInferRange (Zone *zone)
 
- Protected Member Functions inherited from HTemplateInstruction< 3 >
void InternalSetOperandAt (int i, HValue *value)
 
- Protected Member Functions inherited from HInstruction
 HInstruction ()
 
virtual void DeleteFromGraph ()
 
- Protected Member Functions inherited from HValue
void clear_block ()
 
void set_representation (Representation r)
 
HUseListNodeRemoveUse (HValue *value, int index)
 
void RegisterUse (int index, HValue *new_value)
 

Additional Inherited Members

- Public Types inherited from HValue
enum  Flag {
  kFlexibleRepresentation, kUseGVN, kTrackSideEffectDominators, kCanOverflow,
  kBailoutOnMinusZero, kCanBeDivByZero, kDeoptimizeOnUndefined, kIsArguments,
  kTruncatingToInt32, kIsDead, kLastFlag = kIsDead
}
 
enum  Opcode { kPhi }
 
- Static Public Attributes inherited from HValue
static const int kNoNumber = -1
 
static const int kChangesToDependsFlagsLeftShift = 1
 
- Static Protected Member Functions inherited from HValue
static GVNFlagSet AllDependsOnFlagSet ()
 
static GVNFlagSet AllChangesFlagSet ()
 
static GVNFlagSet AllSideEffectsFlagSet ()
 
static GVNFlagSet AllObservableSideEffectsFlagSet ()
 
- Protected Attributes inherited from HValue
HBasicBlockblock_
 
int id_
 
Representation representation_
 
HType type_
 
HUseListNodeuse_list_
 
Rangerange_
 
int flags_
 
GVNFlagSet gvn_flags_
 

Detailed Description

Definition at line 3281 of file hydrogen-instructions.h.

Constructor & Destructor Documentation

HSub ( HValue context,
HValue left,
HValue right 
)
inline

Definition at line 3283 of file hydrogen-instructions.h.

References HValue::kCanOverflow, and HValue::SetFlag().

Member Function Documentation

virtual bool DataEquals ( HValue other)
inlineprotectedvirtual

Reimplemented from HValue.

Definition at line 3300 of file hydrogen-instructions.h.

HValue * EnsureAndPropagateNotMinusZero ( BitVector visited)
virtual

Reimplemented from HValue.

Definition at line 2235 of file hydrogen-instructions.cc.

References BitVector::Add(), HBinaryOperation::left(), v8::internal::NULL, and HValue::range().

static HInstruction* NewHSub ( Zone zone,
HValue context,
HValue left,
HValue right 
)
static

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