Static Value-Flow Analysis
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SVF::FormalParmVFGNode Class Reference

#include <VFGNode.h>

Inheritance diagram for SVF::FormalParmVFGNode:
SVF::ArgumentVFGNode SVF::VFGNode SVF::GenericNode< VFGNode, VFGEdge > SVF::SVFValue

Public Member Functions

 FormalParmVFGNode (NodeID id, const ValVar *n, const FunObjVar *f)
 Constructor.
const ValVar * getParam () const
 Return parameter.
const FunObjVar * getFun () const override
 Return function.
void setCallPE (const CallPE *call)
 Set the (single, phi-like) CallPE for this formal parameter.
const CallPE * getCallPE () const
 Return the CallPE (phi-like, merges all actual params).
const NodeBS getDefSVFVars () const override
 Return the left hand side SVF Vars.
const std::string toString () const override
Public Member Functions inherited from SVF::ArgumentVFGNode
 ArgumentVFGNode (NodeID id, const ValVar *p, VFGNodeK k)
 Constructor.
bool isPTANode () const
 Whether this argument node is of pointer type (used for pointer analysis).
const SVFVar * getValue () const override
 Return the corresponding LLVM value, if possible, nullptr otherwise.
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.
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 FormalParmVFGNode *)
 Methods for support type inquiry through isa, cast, and dyn_cast:
static bool classof (const VFGNode *node)
static bool classof (const ArgumentVFGNode *node)
static bool classof (const GenericVFGNodeTy *node)
static bool classof (const SVFValue *node)
Static Public Member Functions inherited from SVF::ArgumentVFGNode
static bool classof (const ArgumentVFGNode *)
 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 Attributes

const FunObjVar * fun
const CallPE * callPE

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::ArgumentVFGNode
const ValVar * param
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

Definition at line 1027 of file VFGNode.h.

Constructor & Destructor Documentation

◆ FormalParmVFGNode()

SVF::FormalParmVFGNode::FormalParmVFGNode ( NodeID id,
const ValVar * n,
const FunObjVar * f )
inline

Constructor.

Definition at line 1035 of file VFGNode.h.

1035 :
1036 ArgumentVFGNode(id, n, FParm), fun(f), callPE(nullptr)
1037 {
1038 }
cJSON * n
Definition cJSON.cpp:2558
ArgumentVFGNode(NodeID id, const ValVar *p, VFGNodeK k)
Constructor.
Definition VFGNode.h:934
const FunObjVar * fun
Definition VFGNode.h:1030
const CallPE * callPE
Definition VFGNode.h:1031

Member Function Documentation

◆ classof() [1/5]

bool SVF::FormalParmVFGNode::classof ( const ArgumentVFGNode * node)
inlinestatic

Definition at line 1073 of file VFGNode.h.

1074 {
1075 return node->getNodeKind() == FParm;
1076 }

◆ classof() [2/5]

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

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

Definition at line 1065 of file VFGNode.h.

1066 {
1067 return true;
1068 }

◆ classof() [3/5]

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

Definition at line 1077 of file VFGNode.h.

1078 {
1079 return node->getNodeKind() == FParm;
1080 }

◆ classof() [4/5]

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

Definition at line 1081 of file VFGNode.h.

1082 {
1083 return node->getNodeKind() == FParm;
1084 }

◆ classof() [5/5]

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

Definition at line 1069 of file VFGNode.h.

1070 {
1071 return node->getNodeKind() == FParm;
1072 }

◆ getCallPE()

const CallPE * SVF::FormalParmVFGNode::getCallPE ( ) const
inline

Return the CallPE (phi-like, merges all actual params).

Definition at line 1057 of file VFGNode.h.

1058 {
1059 return callPE;
1060 }

◆ getDefSVFVars()

const NodeBS FormalParmVFGNode::getDefSVFVars ( ) const
overridevirtual

Return the left hand side SVF Vars.

Implements SVF::VFGNode.

Definition at line 285 of file VFG.cpp.

286{
287 NodeBS nb;
288 nb.set(getParam()->getId());
289 return nb;
290}
const ValVar * getParam() const
Return parameter.
Definition VFGNode.h:1041
NodeID getId() const
Get ID.
Definition SVFValue.h:158
void set(unsigned Idx)
SparseBitVector NodeBS
Definition GeneralType.h:82

◆ getFun()

const FunObjVar * SVF::FormalParmVFGNode::getFun ( ) const
inlineoverridevirtual

Return function.

Reimplemented from SVF::VFGNode.

Definition at line 1047 of file VFGNode.h.

1048 {
1049 return fun;
1050 }

◆ getParam()

const ValVar * SVF::FormalParmVFGNode::getParam ( ) const
inline

Return parameter.

Definition at line 1041 of file VFGNode.h.

1042 {
1043 return param;
1044 }
const ValVar * param
Definition VFGNode.h:930

◆ setCallPE()

void SVF::FormalParmVFGNode::setCallPE ( const CallPE * call)
inline

Set the (single, phi-like) CallPE for this formal parameter.

Definition at line 1052 of file VFGNode.h.

1053 {
1054 callPE = call;
1055 }

◆ toString()

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

Reimplemented from SVF::ArgumentVFGNode.

Definition at line 292 of file VFG.cpp.

293{
294 std::string str;
295 std::stringstream rawstr(str);
296 rawstr << "FormalParmVFGNode ID: " << getId() << " ";
297 rawstr << "Fun[" << getFun()->getName() << "]";
298 rawstr << param->toString();
299 return rawstr.str();
300}
const FunObjVar * getFun() const override
Return function.
Definition VFGNode.h:1047
virtual const std::string & getName() const
Definition SVFValue.h:184

Member Data Documentation

◆ callPE

const CallPE* SVF::FormalParmVFGNode::callPE
private

Definition at line 1031 of file VFGNode.h.

◆ fun

const FunObjVar* SVF::FormalParmVFGNode::fun
private

Definition at line 1030 of file VFGNode.h.


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