clang  6.0.0svn
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clang::OMPAtomicDirective Class Reference

This represents '#pragma omp atomic' directive. More...

#include "clang/AST/StmtOpenMP.h"

Inheritance diagram for clang::OMPAtomicDirective:
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Collaboration diagram for clang::OMPAtomicDirective:
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Public Member Functions

ExprgetX ()
 Get 'x' part of the associated expression/statement. More...
 
const ExprgetX () const
 
ExprgetUpdateExpr ()
 Get helper expression of the form 'OpaqueValueExpr(x) binop OpaqueValueExpr(expr)' or 'OpaqueValueExpr(expr) binop OpaqueValueExpr(x)'. More...
 
const ExprgetUpdateExpr () const
 
bool isXLHSInRHSPart () const
 Return true if helper update expression has form 'OpaqueValueExpr(x) binop OpaqueValueExpr(expr)' and false if it has form 'OpaqueValueExpr(expr) binop OpaqueValueExpr(x)'. More...
 
bool isPostfixUpdate () const
 Return true if 'v' expression must be updated to original value of 'x', false if 'v' must be updated to the new value of 'x'. More...
 
ExprgetV ()
 Get 'v' part of the associated expression/statement. More...
 
const ExprgetV () const
 
ExprgetExpr ()
 Get 'expr' part of the associated expression/statement. More...
 
const ExprgetExpr () const
 
- Public Member Functions inherited from clang::OMPExecutableDirective
template<typename SpecificClause >
llvm::iterator_range< specific_clause_iterator< SpecificClause > > getClausesOfKind () const
 
template<typename SpecificClause >
const SpecificClause * getSingleClause () const
 Gets a single clause of the specified kind associated with the current directive iff there is only one clause of this kind (and assertion is fired if there is more than one clause is associated with the directive). More...
 
template<typename SpecificClause >
bool hasClausesOfKind () const
 Returns true if the current directive has one or more clauses of a specific kind. More...
 
SourceLocation getLocStart () const
 Returns starting location of directive kind. More...
 
SourceLocation getLocEnd () const
 Returns ending location of directive. More...
 
void setLocStart (SourceLocation Loc)
 Set starting location of directive kind. More...
 
void setLocEnd (SourceLocation Loc)
 Set ending location of directive. More...
 
unsigned getNumClauses () const
 Get number of clauses. More...
 
OMPClausegetClause (unsigned i) const
 Returns specified clause. More...
 
bool hasAssociatedStmt () const
 Returns true if directive has associated statement. More...
 
StmtgetAssociatedStmt () const
 Returns statement associated with the directive. More...
 
CapturedStmtgetCapturedStmt (OpenMPDirectiveKind RegionKind) const
 Returns the captured statement associated with the component region within the (combined) directive. More...
 
OpenMPDirectiveKind getDirectiveKind () const
 
child_range children ()
 
ArrayRef< OMPClause * > clauses ()
 
ArrayRef< OMPClause * > clauses () const
 
- Public Member Functions inherited from clang::Stmt
void * operator new (size_t bytes, const ASTContext &C, unsigned alignment=8)
 
void * operator new (size_t bytes, const ASTContext *C, unsigned alignment=8)
 
void * operator new (size_t bytes, void *mem) noexcept
 
void operator delete (void *, const ASTContext &, unsigned) noexcept
 
void operator delete (void *, const ASTContext *, unsigned) noexcept
 
void operator delete (void *, size_t) noexcept
 
void operator delete (void *, void *) noexcept
 
 Stmt (StmtClass SC)
 
StmtClass getStmtClass () const
 
const char * getStmtClassName () const
 
SourceRange getSourceRange () const LLVM_READONLY
 SourceLocation tokens are not useful in isolation - they are low level value objects created/interpreted by SourceManager. More...
 
SourceLocation getLocStart () const LLVM_READONLY
 
SourceLocation getLocEnd () const LLVM_READONLY
 
void dump () const
 Dumps the specified AST fragment and all subtrees to llvm::errs(). More...
 
void dump (SourceManager &SM) const
 
void dump (raw_ostream &OS, SourceManager &SM) const
 
void dump (raw_ostream &OS) const
 
void dumpColor () const
 dumpColor - same as dump(), but forces color highlighting. More...
 
void dumpPretty (const ASTContext &Context) const
 dumpPretty/printPretty - These two methods do a "pretty print" of the AST back to its original source language syntax. More...
 
void printPretty (raw_ostream &OS, PrinterHelper *Helper, const PrintingPolicy &Policy, unsigned Indentation=0, const ASTContext *Context=nullptr) const
 
void viewAST () const
 viewAST - Visualize an AST rooted at this Stmt* using GraphViz. More...
 
StmtIgnoreImplicit ()
 Skip past any implicit AST nodes which might surround this statement, such as ExprWithCleanups or ImplicitCastExpr nodes. More...
 
const StmtIgnoreImplicit () const
 
StmtIgnoreContainers (bool IgnoreCaptured=false)
 Skip no-op (attributed, compound) container stmts and skip captured stmt at the top, if IgnoreCaptured is true. More...
 
const StmtIgnoreContainers (bool IgnoreCaptured=false) const
 
const StmtstripLabelLikeStatements () const
 Strip off all label-like statements. More...
 
StmtstripLabelLikeStatements ()
 
child_range children ()
 
const_child_range children () const
 
child_iterator child_begin ()
 
child_iterator child_end ()
 
const_child_iterator child_begin () const
 
const_child_iterator child_end () const
 
void Profile (llvm::FoldingSetNodeID &ID, const ASTContext &Context, bool Canonical) const
 Produce a unique representation of the given statement. More...
 
void ProcessODRHash (llvm::FoldingSetNodeID &ID, ODRHash &Hash) const
 Calculate a unique representation for a statement that is stable across compiler invocations. More...
 

Static Public Member Functions

static OMPAtomicDirectiveCreate (const ASTContext &C, SourceLocation StartLoc, SourceLocation EndLoc, ArrayRef< OMPClause *> Clauses, Stmt *AssociatedStmt, Expr *X, Expr *V, Expr *E, Expr *UE, bool IsXLHSInRHSPart, bool IsPostfixUpdate)
 Creates directive with a list of Clauses and 'x', 'v' and 'expr' parts of the atomic construct (see Section 2.12.6, atomic Construct, for detailed description of 'x', 'v' and 'expr'). More...
 
static OMPAtomicDirectiveCreateEmpty (const ASTContext &C, unsigned NumClauses, EmptyShell)
 Creates an empty directive with the place for NumClauses clauses. More...
 
static bool classof (const Stmt *T)
 
- Static Public Member Functions inherited from clang::OMPExecutableDirective
template<typename SpecificClause >
static llvm::iterator_range< specific_clause_iterator< SpecificClause > > getClausesOfKind (ArrayRef< OMPClause *> Clauses)
 
static bool classof (const Stmt *S)
 
- Static Public Member Functions inherited from clang::Stmt
static void addStmtClass (const StmtClass s)
 
static void EnableStatistics ()
 
static void PrintStats ()
 

Friends

class ASTStmtReader
 

Additional Inherited Members

- Public Types inherited from clang::Stmt
enum  StmtClass { NoStmtClass = 0 }
 
using child_iterator = StmtIterator
 Child Iterators: All subclasses must implement 'children' to permit easy iteration over the substatements/subexpessions of an AST node. More...
 
using const_child_iterator = ConstStmtIterator
 
using child_range = llvm::iterator_range< child_iterator >
 
using const_child_range = llvm::iterator_range< const_child_iterator >
 
- Protected Types inherited from clang::Stmt
enum  { NumStmtBits = 8 }
 
enum  { NumExprBits = 17 }
 
enum  APFloatSemantics {
  IEEEhalf, IEEEsingle, IEEEdouble, x87DoubleExtended,
  IEEEquad, PPCDoubleDouble
}
 
- Protected Member Functions inherited from clang::OMPExecutableDirective
template<typename T >
 OMPExecutableDirective (const T *, StmtClass SC, OpenMPDirectiveKind K, SourceLocation StartLoc, SourceLocation EndLoc, unsigned NumClauses, unsigned NumChildren)
 Build instance of directive of class K. More...
 
void setClauses (ArrayRef< OMPClause *> Clauses)
 Sets the list of variables for this clause. More...
 
void setAssociatedStmt (Stmt *S)
 Set the associated statement for the directive. More...
 
- Protected Member Functions inherited from clang::Stmt
void * operator new (size_t bytes) noexcept
 
void operator delete (void *data) noexcept
 
 Stmt (StmtClass SC, EmptyShell)
 Construct an empty statement. More...
 
- Protected Attributes inherited from clang::Stmt
union {
   StmtBitfields   StmtBits
 
   CompoundStmtBitfields   CompoundStmtBits
 
   IfStmtBitfields   IfStmtBits
 
   ExprBitfields   ExprBits
 
   CharacterLiteralBitfields   CharacterLiteralBits
 
   FloatingLiteralBitfields   FloatingLiteralBits
 
   UnaryExprOrTypeTraitExprBitfields   UnaryExprOrTypeTraitExprBits
 
   DeclRefExprBitfields   DeclRefExprBits
 
   CastExprBitfields   CastExprBits
 
   CallExprBitfields   CallExprBits
 
   ExprWithCleanupsBitfields   ExprWithCleanupsBits
 
   PseudoObjectExprBitfields   PseudoObjectExprBits
 
   ObjCIndirectCopyRestoreExprBitfields   ObjCIndirectCopyRestoreExprBits
 
   InitListExprBitfields   InitListExprBits
 
   TypeTraitExprBitfields   TypeTraitExprBits
 
   CoawaitExprBitfields   CoawaitBits
 
}; 
 

Detailed Description

This represents '#pragma omp atomic' directive.

#pragma omp atomic capture

In this example directive '#pragma omp atomic' has clause 'capture'.

Definition at line 2096 of file StmtOpenMP.h.

Member Function Documentation

◆ classof()

static bool clang::OMPAtomicDirective::classof ( const Stmt T)
inlinestatic

Definition at line 2217 of file StmtOpenMP.h.

References clang::Stmt::getStmtClass().

◆ Create()

OMPAtomicDirective * OMPAtomicDirective::Create ( const ASTContext C,
SourceLocation  StartLoc,
SourceLocation  EndLoc,
ArrayRef< OMPClause *>  Clauses,
Stmt AssociatedStmt,
Expr X,
Expr V,
Expr E,
Expr UE,
bool  IsXLHSInRHSPart,
bool  IsPostfixUpdate 
)
static

Creates directive with a list of Clauses and 'x', 'v' and 'expr' parts of the atomic construct (see Section 2.12.6, atomic Construct, for detailed description of 'x', 'v' and 'expr').

Parameters
CAST context.
StartLocStarting location of the directive kind.
EndLocEnding Location of the directive.
ClausesList of clauses.
AssociatedStmtStatement, associated with the directive.
X'x' part of the associated expression/statement.
V'v' part of the associated expression/statement.
E'expr' part of the associated expression/statement.
UEHelper expression of the form 'OpaqueValueExpr(x) binop OpaqueValueExpr(expr)' or 'OpaqueValueExpr(expr) binop OpaqueValueExpr(x)'.
IsXLHSInRHSParttrue if UE has the first form and false if the second.
IsPostfixUpdatetrue if original value of 'x' must be stored in 'v', not an updated one.

Definition at line 643 of file StmtOpenMP.cpp.

◆ CreateEmpty()

OMPAtomicDirective * OMPAtomicDirective::CreateEmpty ( const ASTContext C,
unsigned  NumClauses,
EmptyShell   
)
static

Creates an empty directive with the place for NumClauses clauses.

Parameters
CAST context.
NumClausesNumber of clauses.

Definition at line 664 of file StmtOpenMP.cpp.

References clang::ASTContext::Allocate().

◆ getExpr() [1/2]

Expr* clang::OMPAtomicDirective::getExpr ( )
inline

Get 'expr' part of the associated expression/statement.

Definition at line 2212 of file StmtOpenMP.h.

References clang::Stmt::child_begin().

◆ getExpr() [2/2]

const Expr* clang::OMPAtomicDirective::getExpr ( ) const
inline

Definition at line 2213 of file StmtOpenMP.h.

References clang::Stmt::child_begin().

◆ getUpdateExpr() [1/2]

Expr* clang::OMPAtomicDirective::getUpdateExpr ( )
inline

Get helper expression of the form 'OpaqueValueExpr(x) binop OpaqueValueExpr(expr)' or 'OpaqueValueExpr(expr) binop OpaqueValueExpr(x)'.

Definition at line 2193 of file StmtOpenMP.h.

References clang::Stmt::child_begin().

◆ getUpdateExpr() [2/2]

const Expr* clang::OMPAtomicDirective::getUpdateExpr ( ) const
inline

Definition at line 2196 of file StmtOpenMP.h.

References clang::Stmt::child_begin().

◆ getV() [1/2]

Expr* clang::OMPAtomicDirective::getV ( )
inline

Get 'v' part of the associated expression/statement.

Definition at line 2207 of file StmtOpenMP.h.

References clang::Stmt::child_begin().

◆ getV() [2/2]

const Expr* clang::OMPAtomicDirective::getV ( ) const
inline

Definition at line 2208 of file StmtOpenMP.h.

References clang::Stmt::child_begin().

◆ getX() [1/2]

Expr* clang::OMPAtomicDirective::getX ( )
inline

Get 'x' part of the associated expression/statement.

Definition at line 2186 of file StmtOpenMP.h.

References clang::Stmt::child_begin().

◆ getX() [2/2]

const Expr* clang::OMPAtomicDirective::getX ( ) const
inline

Definition at line 2187 of file StmtOpenMP.h.

References clang::Stmt::child_begin().

◆ isPostfixUpdate()

bool clang::OMPAtomicDirective::isPostfixUpdate ( ) const
inline

Return true if 'v' expression must be updated to original value of 'x', false if 'v' must be updated to the new value of 'x'.

Definition at line 2205 of file StmtOpenMP.h.

◆ isXLHSInRHSPart()

bool clang::OMPAtomicDirective::isXLHSInRHSPart ( ) const
inline

Return true if helper update expression has form 'OpaqueValueExpr(x) binop OpaqueValueExpr(expr)' and false if it has form 'OpaqueValueExpr(expr) binop OpaqueValueExpr(x)'.

Definition at line 2202 of file StmtOpenMP.h.

Friends And Related Function Documentation

◆ ASTStmtReader

friend class ASTStmtReader
friend

Definition at line 2097 of file StmtOpenMP.h.


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