Static Value-Flow Analysis
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SVF::LoadVFGNode Class Reference

#include <VFGNode.h>

Inheritance diagram for SVF::LoadVFGNode:
SVF::StmtVFGNode SVF::VFGNode SVF::GenericNode< VFGNode, VFGEdge > SVF::SVFValue

Public Member Functions

 LoadVFGNode (NodeID id, const LoadStmt *edge)
 Constructor.
const ValVar * getSrcNode () const
const ValVar * getDstNode () const
const ValVar * getRHSVar () const
const ValVar * getLHSVar () const
const NodeBS getDefSVFVars () const override
 Return the left hand side SVF Vars.
const std::string toString () const override
Public Member Functions inherited from SVF::StmtVFGNode
 StmtVFGNode (NodeID id, const SVFStmt *e, VFGNodeK k)
 Constructor.
bool isPTANode () const
 Whether this node is used for pointer analysis. Both src and dst SVFVars are of ptr type.
const SVFStmt * getSVFStmt () const
NodeID getSrcNodeID () const
NodeID getDstNodeID () const
SVFVar * getSrcNode () const
SVFVar * getDstNode () const
const SVFVar * getValue () const override
 Return the corresponding LLVM value, if possible, nullptr otherwise.
const std::string toString () const override
Public Member Functions inherited from SVF::VFGNode
 VFGNode (NodeID i, VFGNodeK k)
 Constructor.
virtual const ICFGNode * getICFGNode () const
 Return corresponding ICFG node.
virtual void setICFGNode (const ICFGNode *node)
 Set corresponding ICFG node.
virtual const FunObjVar * getFun () const
 Get the function of this SVFGNode.
Public Member Functions inherited from SVF::GenericNode< VFGNode, VFGEdge >
 GenericNode (NodeID i, GNodeK k, const SVFType *svfType=nullptr)
 Constructor.
virtual ~GenericNode ()
 Destructor.
bool hasIncomingEdge () const
 Has incoming/outgoing edge set.
bool hasOutgoingEdge () const
iterator OutEdgeBegin ()
 iterators
iterator OutEdgeEnd ()
iterator InEdgeBegin ()
iterator InEdgeEnd ()
const_iterator OutEdgeBegin () const
const_iterator OutEdgeEnd () const
const_iterator InEdgeBegin () const
const_iterator InEdgeEnd () const
virtual iterator directOutEdgeBegin ()
 Iterators used for SCC detection, overwrite it in child class if necessary.
virtual iterator directOutEdgeEnd ()
virtual iterator directInEdgeBegin ()
virtual iterator directInEdgeEnd ()
virtual const_iterator directOutEdgeBegin () const
virtual const_iterator directOutEdgeEnd () const
virtual const_iterator directInEdgeBegin () const
virtual const_iterator directInEdgeEnd () const
bool addIncomingEdge (EdgeType *inEdge)
 Add incoming and outgoing edges.
bool addOutgoingEdge (EdgeType *outEdge)
EdgeType * hasIncomingEdge (EdgeType *edge) const
 Find incoming and outgoing edges.
EdgeType * hasOutgoingEdge (EdgeType *edge) const
const GEdgeSetTy & getOutEdges () const
const GEdgeSetTy & getInEdges () const
u32_t removeIncomingEdge (EdgeType *edge)
u32_t removeOutgoingEdge (EdgeType *edge)
Public Member Functions inherited from SVF::SVFValue
 SVFValue (NodeID i, GNodeK k, const SVFType *ty=nullptr)
NodeID getId () const
 Get ID.
GNodeK getNodeKind () const
 Get node kind.
virtual const SVFType * getType () const
virtual void setName (const std::string &nameInfo)
virtual void setName (std::string &&nameInfo)
virtual const std::string & getName () const
virtual void setSourceLoc (const std::string &sourceCodeInfo)
virtual const std::string getSourceLoc () const
const std::string valueOnlyToString () const
const bool hasLLVMValue () const

Static Public Member Functions

static bool classof (const LoadVFGNode *)
 Methods for support type inquiry through isa, cast, and dyn_cast:
static bool classof (const StmtVFGNode *node)
static bool classof (const VFGNode *node)
static bool classof (const GenericVFGNodeTy *node)
static bool classof (const SVFValue *node)
static bool classof (const StmtVFGNode *)
 Methods for support type inquiry through isa, cast, and dyn_cast:
static bool classof (const VFGNode *node)
static bool classof (const GenericVFGNodeTy *node)
static bool classof (const SVFValue *node)
Static Public Member Functions inherited from SVF::VFGNode
static bool classof (const VFGNode *)
static bool classof (const GenericVFGNodeTy *node)
static bool classof (const SVFValue *node)
Static Public Member Functions inherited from SVF::GenericNode< VFGNode, VFGEdge >
static bool classof (const GenericNode< VFGNode, VFGEdge > *)
static bool classof (const SVFValue *)

Private Member Functions

 LoadVFGNode ()
 place holder
 LoadVFGNode (const LoadVFGNode &)
 place holder
void operator= (const LoadVFGNode &)
 place holder

Additional Inherited Members

Public Types inherited from SVF::VFGNode
typedef GNodeK VFGNodeK
typedef VFGEdge::VFGEdgeSetTy::iterator iterator
typedef VFGEdge::VFGEdgeSetTy::const_iterator const_iterator
typedef Set< const CallPE * > CallPESet
typedef Set< const RetPE * > RetPESet
Public Types inherited from SVF::GenericNode< VFGNode, VFGEdge >
typedef VFGNode NodeType
typedef VFGEdge EdgeType
typedef OrderedSet< EdgeType *, typename EdgeType::equalGEdge > GEdgeSetTy
 Edge kind.
typedef GEdgeSetTy::iterator iterator
typedef GEdgeSetTy::const_iterator const_iterator
Public Types inherited from SVF::SVFValue
enum  GNodeK {
  IntraBlock , GlobalBlock , FunEntryBlock , FunExitBlock ,
  FunCallBlock , FunRetBlock , ValNode , ArgValNode ,
  FunValNode , GepValNode , RetValNode , VarargValNode ,
  GlobalValNode , ConstDataValNode , BlackHoleValNode , ConstFPValNode ,
  ConstIntValNode , ConstNullptrValNode , DummyValNode , IntrinsicValNode ,
  AsmPCValNode , ObjNode , GepObjNode , BaseObjNode ,
  FunObjNode , HeapObjNode , StackObjNode , GlobalObjNode ,
  ConstDataObjNode , ConstFPObjNode , ConstIntObjNode , ConstNullptrObjNode ,
  DummyObjNode , Cmp , BinaryOp , UnaryOp ,
  Branch , DummyVProp , NPtr , FRet ,
  ARet , AParm , FParm , Addr ,
  Copy , Gep , Store , Load ,
  TPhi , TIntraPhi , TInterPhi , FPIN ,
  FPOUT , APIN , APOUT , MPhi ,
  MIntraPhi , MInterPhi , CallNodeKd , CDNodeKd ,
  CFLNodeKd , CHNodeKd , ConstraintNodeKd , TCTNodeKd ,
  BasicBlockKd , OtherKd
}
Static Protected Member Functions inherited from SVF::SVFValue
static bool isICFGNodeKinds (GNodeK n)
 Helper functions to check node kinds.
static bool isInterICFGNodeKind (GNodeK n)
static bool isSVFVarKind (GNodeK n)
static bool isValVarKinds (GNodeK n)
static bool isConstantDataValVar (GNodeK n)
static bool isObjVarKinds (GNodeK n)
static bool isBaseObjVarKinds (GNodeK n)
static bool isConstantDataObjVarKinds (GNodeK n)
static bool isVFGNodeKinds (GNodeK n)
static bool isArgumentVFGNodeKinds (GNodeK n)
static bool isStmtVFGNodeKinds (GNodeK n)
static bool isPHIVFGNodeKinds (GNodeK n)
static bool isMRSVFGNodeKinds (GNodeK n)
static bool isMSSAPHISVFGNodeKinds (GNodeK n)
Protected Attributes inherited from SVF::VFGNode
const ICFGNode * icfgNode
Protected Attributes inherited from SVF::SVFValue
NodeID id
 Node ID.
GNodeK nodeKind
 Node kind.
const SVFType * type
 SVF type.
std::string name
std::string sourceLoc
 Source code information of this value.

Detailed Description

VFGNode for loads

Definition at line 200 of file VFGNode.h.

Constructor & Destructor Documentation

◆ LoadVFGNode() [1/3]

SVF::LoadVFGNode::LoadVFGNode ( )
private

place holder

◆ LoadVFGNode() [2/3]

SVF::LoadVFGNode::LoadVFGNode ( const LoadVFGNode & )
private

place holder

◆ LoadVFGNode() [3/3]

SVF::LoadVFGNode::LoadVFGNode ( NodeID id,
const LoadStmt * edge )
inline

Constructor.

Definition at line 209 of file VFGNode.h.

209 : StmtVFGNode(id, edge,Load)
210 {
211
212 }
StmtVFGNode(NodeID id, const SVFStmt *e, VFGNodeK k)
Constructor.
Definition VFGNode.h:135

Member Function Documentation

◆ classof() [1/5]

bool SVF::LoadVFGNode::classof ( const GenericVFGNodeTy * node)
inlinestatic

Definition at line 243 of file VFGNode.h.

244 {
245 return node->getNodeKind() == Load;
246 }

◆ classof() [2/5]

bool SVF::LoadVFGNode::classof ( const LoadVFGNode * )
inlinestatic

Methods for support type inquiry through isa, cast, and dyn_cast:

Definition at line 231 of file VFGNode.h.

232 {
233 return true;
234 }

◆ classof() [3/5]

bool SVF::LoadVFGNode::classof ( const StmtVFGNode * node)
inlinestatic

Definition at line 235 of file VFGNode.h.

236 {
237 return node->getNodeKind() == Load;
238 }

◆ classof() [4/5]

bool SVF::LoadVFGNode::classof ( const SVFValue * node)
inlinestatic

Definition at line 247 of file VFGNode.h.

248 {
249 return node->getNodeKind() == Load;
250 }

◆ classof() [5/5]

bool SVF::LoadVFGNode::classof ( const VFGNode * node)
inlinestatic

Definition at line 239 of file VFGNode.h.

240 {
241 return node->getNodeKind() == Load;
242 }

◆ getDefSVFVars()

const NodeBS LoadVFGNode::getDefSVFVars ( ) const
overridevirtual

Return the left hand side SVF Vars.

Implements SVF::VFGNode.

Definition at line 59 of file VFG.cpp.

60{
61 NodeBS nb;
62 nb.set(getDstNodeID());
63 return nb;
64}
void set(unsigned Idx)
NodeID getDstNodeID() const
Definition VFGNode.h:157
SparseBitVector NodeBS
Definition GeneralType.h:82

◆ getDstNode()

const ValVar * SVF::LoadVFGNode::getDstNode ( ) const
inline

Definition at line 217 of file VFGNode.h.

218 {
220 }
SVFVar * getDstNode() const
Definition VFGNode.h:167
std::enable_if_t<!is_simple_type< Y >::value, typename cast_retty< X, const Y >::ret_type > cast(const Y &Val)
Definition Casting.h:360

◆ getLHSVar()

const ValVar * SVF::LoadVFGNode::getLHSVar ( ) const
inline

Definition at line 225 of file VFGNode.h.

226 {
227 return getDstNode();
228 }
const ValVar * getDstNode() const
Definition VFGNode.h:217

◆ getRHSVar()

const ValVar * SVF::LoadVFGNode::getRHSVar ( ) const
inline

Definition at line 221 of file VFGNode.h.

222 {
223 return getSrcNode();
224 }
const ValVar * getSrcNode() const
Definition VFGNode.h:213

◆ getSrcNode()

const ValVar * SVF::LoadVFGNode::getSrcNode ( ) const
inline

Definition at line 213 of file VFGNode.h.

214 {
216 }
SVFVar * getSrcNode() const
Definition VFGNode.h:162

◆ operator=()

void SVF::LoadVFGNode::operator= ( const LoadVFGNode & )
private

place holder

◆ toString()

const std::string LoadVFGNode::toString ( ) const
overridevirtual

Reimplemented from SVF::VFGNode.

Definition at line 66 of file VFG.cpp.

67{
68 std::string str;
69 std::stringstream rawstr(str);
70 rawstr << "LoadVFGNode ID: " << getId() << " ";
71 rawstr << getSVFStmt()->toString();
72 return rawstr.str();
73}
virtual const std::string toString() const
NodeID getId() const
Get ID.
Definition SVFValue.h:158
const SVFStmt * getSVFStmt() const
Definition VFGNode.h:147

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