Static Value-Flow Analysis
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SVF::SelectStmt Class Reference

#include <SVFStatements.h>

Inheritance diagram for SVF::SelectStmt:
SVF::MultiOpndStmt SVF::SVFStmt SVF::GenericEdge< SVFVar >

Public Member Functions

 SelectStmt (ValVar *res, const OPVars &opnds, const SVFVar *cond)
 constructor
virtual const std::string toString () const override
const SVFVar * getCondition () const
const ValVar * getTrueValue () const
const ValVar * getFalseValue () const
Public Member Functions inherited from SVF::MultiOpndStmt
const ValVar * getOpVar (u32_t pos) const
 Operand SVFVars.
const ValVar * getRes () const
 Result SVFVar.
NodeID getOpVarID (u32_t pos) const
NodeID getResID () const
u32_t getOpVarNum () const
const OPVars & getOpndVars () const
OPVars::const_iterator opVarBegin () const
OPVars::const_iterator opVerEnd () const
Public Member Functions inherited from SVF::SVFStmt
 SVFStmt (SVFVar *s, SVFVar *d, GEdgeFlag k, bool real=true)
 Constructor.
 ~SVFStmt ()
 Destructor.
EdgeID getEdgeID () const
 Return Edge ID.
virtual bool isPTAEdge () const
 Whether src and dst nodes are both of pointer type.
void setValue (const SVFVar *val)
 Get/set methods for llvm instruction.
const SVFVar * getValue () const
void setBB (const SVFBasicBlock *bb)
const SVFBasicBlock * getBB () const
void setICFGNode (ICFGNode *node)
ICFGNode * getICFGNode () const
Public Member Functions inherited from SVF::GenericEdge< SVFVar >
 GenericEdge (SVFVar *s, SVFVar *d, GEdgeFlag k)
 Constructor.
virtual ~GenericEdge ()
 Destructor.
NodeID getSrcID () const
 get methods of the components
NodeID getDstID () const
GEdgeKind getEdgeKind () const
GEdgeKind getEdgeKindWithoutMask () const
NodeType * getSrcNode () const
NodeType * getDstNode () const
virtual bool operator== (const GenericEdge< NodeType > *rhs) const

Static Public Member Functions

static bool classof (const SelectStmt *)
 Methods for support type inquiry through isa, cast, and dyn_cast:
static bool classof (const SVFStmt *edge)
static bool classof (const MultiOpndStmt *edge)
static bool classof (const GenericPAGEdgeTy *edge)
Static Public Member Functions inherited from SVF::MultiOpndStmt
static bool classof (const MultiOpndStmt *)
 Methods for support type inquiry through isa, cast, and dyn_cast:
static bool classof (const SVFStmt *node)
static bool classof (const GenericPAGEdgeTy *node)
Static Public Member Functions inherited from SVF::SVFStmt
static bool classof (const SVFStmt *)
 ClassOf.
static bool classof (const GenericPAGEdgeTy *edge)
static GEdgeFlag makeEdgeFlagWithAddionalOpnd (GEdgeKind k, const SVFVar *var)
static GEdgeFlag makeEdgeFlagWithCallInst (GEdgeKind k, const ICFGNode *cs)
static GEdgeFlag makeEdgeFlagWithStoreInst (GEdgeKind k, const ICFGNode *store)
static const Inst2LabelMap * getInst2LabelMap ()
static const Var2LabelMap * getVar2LabelMap ()
static const u64_t * getCallEdgeLabelCounter ()
static const u64_t * getStoreEdgeLabelCounter ()
static const u64_t * getMultiOpndLabelCounter ()

Private Member Functions

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

Private Attributes

const SVFVar * condition

Friends

class GraphDBClient

Additional Inherited Members

Public Types inherited from SVF::MultiOpndStmt
typedef std::vector< ValVar * > OPVars
Public Types inherited from SVF::SVFStmt
enum  PEDGEK {
  Addr , Copy , Store , Load ,
  Call , Ret , Gep , Phi ,
  Select , Cmp , BinaryOp , UnaryOp ,
  Branch , ThreadFork , ThreadJoin
}
typedef GenericNode< SVFVar, SVFStmt >::GEdgeSetTy SVFStmtSetTy
typedef Map< EdgeID, SVFStmtSetTy > PAGEdgeToSetMapTy
typedef PAGEdgeToSetMapTy KindToSVFStmtMapTy
typedef SVFStmtSetTy PAGEdgeSetTy
Public Types inherited from SVF::GenericEdge< SVFVar >
typedef SVFVar NodeType
 Node type.
typedef u64_t GEdgeFlag
typedef s64_t GEdgeKind
typedef struct SVF::GenericEdge::equalGEdge equalGEdge
 Add the hash function for std::set (we also can overload operator< to implement this).
Protected Member Functions inherited from SVF::MultiOpndStmt
 MultiOpndStmt (ValVar *r, const OPVars &opnds, GEdgeFlag k)
 Constructor, only used by subclasses but not external users.
Protected Member Functions inherited from SVF::SVFStmt
 SVFStmt (GEdgeFlag k)
 Private constructor for reading SVFIR from file without side-effect.
 SVFStmt (SVFVar *s, SVFVar *d, GEdgeFlag k, EdgeID eid, SVFVar *value, ICFGNode *icfgNode, bool real=true)
void setBasicBlock (const SVFBasicBlock *bb)
void setCallEdgeLabelCounter (u64_t counter)
void setStoreEdgeLabelCounter (u64_t counter)
void setMultiOpndLabelCounter (u64_t counter)
Static Protected Member Functions inherited from SVF::SVFStmt
static void addInst2Labeled (const ICFGNode *cs, u32_t label)
static void addVar2Labeled (const SVFVar *var, u32_t label)
Protected Attributes inherited from SVF::MultiOpndStmt
OPVars opVars
Static Protected Attributes inherited from SVF::GenericEdge< SVFVar >
static constexpr unsigned char EdgeKindMaskBits
 We use the lower 8 bits to denote edge kind.
static constexpr u64_t EdgeKindMask

Detailed Description

Select statement (e.g., p ? q: r which receives values from variables q and r based on condition p)

Definition at line 988 of file SVFStatements.h.

Constructor & Destructor Documentation

◆ SelectStmt() [1/2]

SVF::SelectStmt::SelectStmt ( const SelectStmt & )
private

place holder

◆ SelectStmt() [2/2]

SelectStmt::SelectStmt ( ValVar * res,
const OPVars & opnds,
const SVFVar * cond )

constructor

Definition at line 536 of file SVFStatements.cpp.

537 : MultiOpndStmt(s, opnds,
539 condition(cond)
540{
541 assert(opnds.size() == 2 && "SelectStmt can only have two operands!");
542}
MultiOpndStmt()
place holder
static GEdgeFlag makeEdgeFlagWithAddionalOpnd(GEdgeKind k, const SVFVar *var)
const SVFVar * condition

Member Function Documentation

◆ classof() [1/4]

bool SVF::SelectStmt::classof ( const GenericPAGEdgeTy * edge)
inlinestatic

Definition at line 1012 of file SVFStatements.h.

1013 {
1014 return edge->getEdgeKind() == SVFStmt::Select;
1015 }

◆ classof() [2/4]

bool SVF::SelectStmt::classof ( const MultiOpndStmt * edge)
inlinestatic

Definition at line 1008 of file SVFStatements.h.

1009 {
1010 return edge->getEdgeKind() == SVFStmt::Select;
1011 }

◆ classof() [3/4]

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

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

Definition at line 1000 of file SVFStatements.h.

1001 {
1002 return true;
1003 }

◆ classof() [4/4]

bool SVF::SelectStmt::classof ( const SVFStmt * edge)
inlinestatic

Definition at line 1004 of file SVFStatements.h.

1005 {
1006 return edge->getEdgeKind() == SVFStmt::Select;
1007 }

◆ getCondition()

const SVFVar * SVF::SelectStmt::getCondition ( ) const
inline

Definition at line 1022 of file SVFStatements.h.

1023 {
1024 return condition;
1025 }

◆ getFalseValue()

const ValVar * SVF::SelectStmt::getFalseValue ( ) const
inline

Definition at line 1030 of file SVFStatements.h.

1031 {
1032 return getOpVar(1);
1033 }
const ValVar * getOpVar(u32_t pos) const
Operand SVFVars.

◆ getTrueValue()

const ValVar * SVF::SelectStmt::getTrueValue ( ) const
inline

Definition at line 1026 of file SVFStatements.h.

1027 {
1028 return getOpVar(0);
1029 }

◆ operator=()

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

place holder

◆ toString()

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

Reimplemented from SVF::SVFStmt.

Definition at line 126 of file SVFStatements.cpp.

127{
128 std::string str;
129 std::stringstream rawstr(str);
130 rawstr << "SelectStmt: (Condition Var" << getCondition()->getId() << ") [Var" << getResID() << " <-- (Var";
131 for(const SVFVar* op : getOpndVars())
132 rawstr << op->getId() << ",";
133 rawstr << ")]\t";
135 {
136 rawstr << "\n";
137 rawstr << getValue()->toString();
138 }
139 return rawstr.str();
140}
const OPVars & getOpndVars() const
NodeID getResID() const
static const Option< bool > ShowSVFIRValue
Definition Options.h:120
const SVFVar * getValue() const
NodeID getId() const
Get ID.
Definition SVFValue.h:158
virtual const std::string toString() const
Get string representation.
const SVFVar * getCondition() const

◆ GraphDBClient

friend class GraphDBClient
friend

Definition at line 990 of file SVFStatements.h.

Member Data Documentation

◆ condition

const SVFVar* SVF::SelectStmt::condition
private

Definition at line 995 of file SVFStatements.h.


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