Static Value-Flow Analysis
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SVF::BranchVFGNode Class Reference

#include <VFGNode.h>

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

Public Member Functions

 BranchVFGNode (NodeID id, const BranchStmt *r)
 Constructor.
const BranchStmt * getBranchStmt () const
 Return the branch statement.
const NodeBS getDefSVFVars () const override
 Return the left hand side SVF Vars.
virtual const std::string toString () const override
u32_t getNumSuccessors () const
const BranchStmt::SuccAndCondPairVec & getSuccessors () const
const ICFGNode * getSuccessor (u32_t i) const
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.
virtual const SVFVar * getValue () const
 Return the corresponding LLVM value, if possible, nullptr otherwise.
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 BranchVFGNode *)
 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

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

Private Attributes

const BranchStmt * brstmt

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

Definition at line 614 of file VFGNode.h.

Constructor & Destructor Documentation

◆ BranchVFGNode() [1/3]

SVF::BranchVFGNode::BranchVFGNode ( )
private

place holder

◆ BranchVFGNode() [2/3]

SVF::BranchVFGNode::BranchVFGNode ( const BranchVFGNode & )
private

place holder

◆ BranchVFGNode() [3/3]

SVF::BranchVFGNode::BranchVFGNode ( NodeID id,
const BranchStmt * r )
inline

Constructor.

Definition at line 623 of file VFGNode.h.

623: VFGNode(id, Branch), brstmt(r) { }
const BranchStmt * brstmt
Definition VFGNode.h:620
VFGNode(NodeID i, VFGNodeK k)
Constructor.
Definition VFGNode.h:61

Member Function Documentation

◆ classof() [1/4]

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

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

Definition at line 626 of file VFGNode.h.

627 {
628 return true;
629 }

◆ classof() [2/4]

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

Definition at line 634 of file VFGNode.h.

635 {
636 return node->getNodeKind() == Branch;
637 }

◆ classof() [3/4]

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

Definition at line 638 of file VFGNode.h.

639 {
640 return node->getNodeKind() == Branch;
641 }

◆ classof() [4/4]

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

Definition at line 630 of file VFGNode.h.

631 {
632 return node->getNodeKind() == Branch;
633 }

◆ getBranchStmt()

const BranchStmt * SVF::BranchVFGNode::getBranchStmt ( ) const
inline

Return the branch statement.

Definition at line 645 of file VFGNode.h.

646 {
647 return brstmt;
648 }

◆ getDefSVFVars()

const NodeBS BranchVFGNode::getDefSVFVars ( ) const
overridevirtual

Return the left hand side SVF Vars.

Implements SVF::VFGNode.

Definition at line 176 of file VFG.cpp.

177{
178 return NodeBS();
179}
SparseBitVector NodeBS
Definition GeneralType.h:82

◆ getNumSuccessors()

u32_t SVF::BranchVFGNode::getNumSuccessors ( ) const
inline

Successors of this branch statement

Definition at line 651 of file VFGNode.h.

652 {
653 return brstmt->getNumSuccessors();
654 }

◆ getSuccessor()

const ICFGNode * SVF::BranchVFGNode::getSuccessor ( u32_t i) const
inline

Definition at line 659 of file VFGNode.h.

660 {
661 return brstmt->getSuccessor(i);
662 }

◆ getSuccessors()

const BranchStmt::SuccAndCondPairVec & SVF::BranchVFGNode::getSuccessors ( ) const
inline

Definition at line 655 of file VFGNode.h.

656 {
657 return brstmt->getSuccessors();
658 }

◆ operator=()

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

place holder

◆ toString()

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

Reimplemented from SVF::VFGNode.

Definition at line 181 of file VFG.cpp.

182{
183 std::string str;
184 std::stringstream rawstr(str);
185 rawstr << "BranchVFGNode ID: " << getId() << " ";
186 rawstr << "SVFStmt: [" << brstmt->toString() << "\t";
187 return rawstr.str();
188}
NodeID getId() const
Get ID.
Definition SVFValue.h:158

Member Data Documentation

◆ brstmt

const BranchStmt* SVF::BranchVFGNode::brstmt
private

Definition at line 620 of file VFGNode.h.


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