clang::threadSafety::til::Phi Class Reference

Phi Node, for code in SSA form. More...

#include "clang/Analysis/Analyses/ThreadSafetyTIL.h"

Inheritance diagram for clang::threadSafety::til::Phi:

Public Types
enum	Status { PH_MultiVal = 0 , PH_SingleVal , PH_Incomplete }
using	ValArray = SimpleArray<SExpr *>

Public Member Functions
	Phi ()
	Phi (MemRegionRef A, unsigned Nvals)
	Phi (const Phi &P, ValArray &&Vs)
const ValArray &	values () const
ValArray &	values ()
Status	status () const
void	setStatus (Status s)
const ValueDecl *	clangDecl () const
	Return the clang declaration of the variable for this Phi node, if any.
void	setClangDecl (const ValueDecl *Cvd)
	Set the clang variable associated with this Phi node.
template<class V>
V::R_SExpr	traverse (V &Vs, typename V::R_Ctx Ctx)
template<class C>
C::CType	compare (const Phi *E, C &Cmp) const
Public Member Functions inherited from clang::threadSafety::til::SExpr
	SExpr ()=delete
TIL_Opcode	opcode () const
void *	operator new (size_t S, MemRegionRef &R)
void *	operator new (size_t)=delete
	SExpr objects must be created in an arena.
void	operator delete (void *)=delete
	SExpr objects cannot be deleted.
unsigned	id () const
	Returns the instruction ID for this expression.
BasicBlock *	block () const
	Returns the block, if this is an instruction in a basic block, otherwise returns null.
void	setID (BasicBlock *B, unsigned id)
	Set the basic block and instruction ID for this expression.

Static Public Member Functions
static bool	classof (const SExpr *E)

Additional Inherited Members
Protected Member Functions inherited from clang::threadSafety::til::SExpr
	SExpr (TIL_Opcode Op)
	SExpr (const SExpr &E)
SExpr &	operator= (const SExpr &)=delete
Protected Attributes inherited from clang::threadSafety::til::SExpr
const TIL_Opcode	Opcode
unsigned char	Reserved = 0
unsigned short	Flags = 0
unsigned	SExprID = 0
BasicBlock *	Block = nullptr

Detailed Description

Phi Node, for code in SSA form.

Each Phi node has an array of possible values that it can take, depending on where control flow comes from.

Definition at line 1210 of file ThreadSafetyTIL.h.

Member Typedef Documentation

ValArray

using clang::threadSafety::til::Phi::ValArray = SimpleArray<SExpr *>

Definition at line 1212 of file ThreadSafetyTIL.h.

Member Enumeration Documentation

Status

enum clang::threadSafety::til::Phi::Status

Enumerator
PH_MultiVal
PH_SingleVal
PH_Incomplete

Definition at line 1217 of file ThreadSafetyTIL.h.

Constructor & Destructor Documentation

Phi() [1/3]

clang::threadSafety::til::Phi::Phi ( )

inline

Definition at line 1223 of file ThreadSafetyTIL.h.

References clang::threadSafety::til::SExpr::SExpr().

Referenced by compare(), and Phi().

Phi() [2/3]

clang::threadSafety::til::Phi::Phi ( MemRegionRef A, unsigned Nvals )

inline

Definition at line 1224 of file ThreadSafetyTIL.h.

References clang::threadSafety::til::SExpr::SExpr().

Phi() [3/3]

clang::threadSafety::til::Phi::Phi ( const Phi & P, ValArray && Vs )

inline

Definition at line 1225 of file ThreadSafetyTIL.h.

References Phi(), and clang::threadSafety::til::SExpr::SExpr().

Member Function Documentation

clangDecl()

const ValueDecl * clang::threadSafety::til::Phi::clangDecl ( ) const

inline

Return the clang declaration of the variable for this Phi node, if any.

Definition at line 1236 of file ThreadSafetyTIL.h.

classof()

bool clang::threadSafety::til::Phi::classof ( const SExpr * E )

inlinestatic

Definition at line 1227 of file ThreadSafetyTIL.h.

References clang::threadSafety::til::SExpr::opcode(), and clang::threadSafety::til::SExpr::SExpr().

compare()

template<class C>

C::CType clang::threadSafety::til::Phi::compare ( const Phi * E, C & Cmp ) const

inline

Definition at line 1252 of file ThreadSafetyTIL.h.

References clang::C, Cmp, and Phi().

setClangDecl()

void clang::threadSafety::til::Phi::setClangDecl ( const ValueDecl * Cvd )

inline

Set the clang variable associated with this Phi node.

Definition at line 1239 of file ThreadSafetyTIL.h.

setStatus()

void clang::threadSafety::til::Phi::setStatus ( Status s )

inline

Definition at line 1233 of file ThreadSafetyTIL.h.

References clang::threadSafety::til::SExpr::Flags, and s.

Referenced by clang::threadSafety::til::simplifyIncompleteArg().

status()

Status clang::threadSafety::til::Phi::status ( ) const

inline

Definition at line 1232 of file ThreadSafetyTIL.h.

References clang::threadSafety::til::SExpr::Flags.

Referenced by clang::threadSafety::til::PrettyPrinter< Self, StreamType >::printPhi(), and clang::threadSafety::til::simplifyIncompleteArg().

traverse()

template<class V>

V::R_SExpr clang::threadSafety::til::Phi::traverse ( V & Vs, typename V::R_Ctx Ctx )

inline

Definition at line 1242 of file ThreadSafetyTIL.h.

References V.

values() [1/2]

ValArray & clang::threadSafety::til::Phi::values ( )

inline

Definition at line 1230 of file ThreadSafetyTIL.h.

values() [2/2]

const ValArray & clang::threadSafety::til::Phi::values ( ) const

inline

Definition at line 1229 of file ThreadSafetyTIL.h.

Referenced by clang::threadSafety::til::PrettyPrinter< Self, StreamType >::printPhi(), and clang::threadSafety::til::simplifyIncompleteArg().

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

• include/clang/Analysis/Analyses/ThreadSafetyTIL.h