This represents clause 'reduction' in the '#pragma omp ...' directives. More...

#include "clang/AST/OpenMPClause.h"

Inheritance diagram for clang::OMPReductionClause:

Public Types
using	helper_expr_iterator = MutableArrayRef<Expr *>::iterator
using	helper_expr_const_iterator = ArrayRef<const Expr *>::iterator
using	helper_expr_range = llvm::iterator_range<helper_expr_iterator>
using	helper_expr_const_range
using	helper_flag_iterator = MutableArrayRef<bool>::iterator
using	helper_flag_const_iterator = ArrayRef<bool>::iterator
using	helper_flag_range = llvm::iterator_range<helper_flag_iterator>
using	helper_flag_const_range
Public Types inherited from clang::OMPVarListClause< OMPReductionClause >
using	varlist_iterator
using	varlist_const_iterator
using	varlist_range
using	varlist_const_range
Public Types inherited from clang::OMPClause
using	child_iterator = StmtIterator
using	const_child_iterator = ConstStmtIterator
using	child_range = llvm::iterator_range<child_iterator>
using	const_child_range = llvm::iterator_range<const_child_iterator>

Public Member Functions
OpenMPReductionClauseModifier	getModifier () const
	Returns modifier.
OpenMPOriginalSharingModifier	getOriginalSharingModifier () const
	Returns Original Sharing Modifier.
SourceLocation	getModifierLoc () const
	Returns modifier location.
SourceLocation	getColonLoc () const
	Gets location of ':' symbol in clause.
const DeclarationNameInfo &	getNameInfo () const
	Gets the name info for specified reduction identifier.
NestedNameSpecifierLoc	getQualifierLoc () const
	Gets the nested name specifier.
helper_expr_const_range	privates () const
helper_expr_range	privates ()
helper_expr_const_range	lhs_exprs () const
helper_expr_range	lhs_exprs ()
helper_expr_const_range	rhs_exprs () const
helper_expr_range	rhs_exprs ()
helper_flag_const_range	private_var_reduction_flags () const
helper_flag_range	private_var_reduction_flags ()
helper_expr_const_range	reduction_ops () const
helper_expr_range	reduction_ops ()
helper_expr_const_range	copy_ops () const
helper_expr_range	copy_ops ()
helper_expr_const_range	copy_array_temps () const
helper_expr_range	copy_array_temps ()
helper_expr_const_range	copy_array_elems () const
helper_expr_range	copy_array_elems ()
child_range	children ()
const_child_range	children () const
child_range	used_children ()
const_child_range	used_children () const
Public Member Functions inherited from clang::OMPVarListClause< OMPReductionClause >
unsigned	varlist_size () const
bool	varlist_empty () const
varlist_range	varlist ()
varlist_iterator	varlist_begin ()
varlist_iterator	varlist_end ()
void	setLParenLoc (SourceLocation Loc)
	Sets the location of '('.
SourceLocation	getLParenLoc () const
	Returns the location of '('.
Public Member Functions inherited from clang::OMPClause
SourceLocation	getBeginLoc () const
	Returns the starting location of the clause.
SourceLocation	getEndLoc () const
	Returns the ending location of the clause.
void	setLocStart (SourceLocation Loc)
	Sets the starting location of the clause.
void	setLocEnd (SourceLocation Loc)
	Sets the ending location of the clause.
OpenMPClauseKind	getClauseKind () const
	Returns kind of OpenMP clause (private, shared, reduction, etc.).
bool	isImplicit () const
child_range	children ()
const_child_range	children () const
child_range	used_children ()
	Get the iterator range for the expressions used in the clauses.
const_child_range	used_children () const
Public Member Functions inherited from clang::OMPClauseWithPostUpdate
const Expr *	getPostUpdateExpr () const
	Get post-update expression for the clause.
Expr *	getPostUpdateExpr ()
	Get post-update expression for the clause.
Public Member Functions inherited from clang::OMPClauseWithPreInit
const Stmt *	getPreInitStmt () const
	Get pre-initialization statement for the clause.
Stmt *	getPreInitStmt ()
	Get pre-initialization statement for the clause.
OpenMPDirectiveKind	getCaptureRegion () const
	Get capture region for the stmt in the clause.

Static Public Member Functions
static OMPReductionClause *	Create (const ASTContext &C, SourceLocation StartLoc, SourceLocation LParenLoc, SourceLocation ModifierLoc, SourceLocation ColonLoc, SourceLocation EndLoc, OpenMPReductionClauseModifier Modifier, ArrayRef< Expr * > VL, NestedNameSpecifierLoc QualifierLoc, const DeclarationNameInfo &NameInfo, ArrayRef< Expr * > Privates, ArrayRef< Expr * > LHSExprs, ArrayRef< Expr * > RHSExprs, ArrayRef< Expr * > ReductionOps, ArrayRef< Expr * > CopyOps, ArrayRef< Expr * > CopyArrayTemps, ArrayRef< Expr * > CopyArrayElems, Stmt PreInit, Expr PostUpdate, ArrayRef< bool > IsPrivateVarReduction, OpenMPOriginalSharingModifier OriginalSharingModifier)
	Creates clause with a list of variables VL.
static OMPReductionClause *	CreateEmpty (const ASTContext &C, unsigned N, OpenMPReductionClauseModifier Modifier)
	Creates an empty clause with the place for N variables.
static bool	classof (const OMPClause *T)
Static Public Member Functions inherited from clang::OMPClause
static bool	classof (const OMPClause *)
Static Public Member Functions inherited from clang::OMPClauseWithPostUpdate
static OMPClauseWithPostUpdate *	get (OMPClause *C)
static const OMPClauseWithPostUpdate *	get (const OMPClause *C)
Static Public Member Functions inherited from clang::OMPClauseWithPreInit
static OMPClauseWithPreInit *	get (OMPClause *C)
static const OMPClauseWithPreInit *	get (const OMPClause *C)

Friends
class	OMPClauseReader

Additional Inherited Members
Protected Member Functions inherited from clang::OMPVarListClause< OMPReductionClause >
	OMPVarListClause (OpenMPClauseKind K, SourceLocation StartLoc, SourceLocation LParenLoc, SourceLocation EndLoc, unsigned N)
	Build a clause with N variables.
MutableArrayRef< Expr * >	getVarRefs ()
	Fetches list of variables associated with this clause.
void	setVarRefs (ArrayRef< Expr * > VL)
	Sets the list of variables for this clause.
Protected Member Functions inherited from clang::OMPClause
	OMPClause (OpenMPClauseKind K, SourceLocation StartLoc, SourceLocation EndLoc)
Protected Member Functions inherited from clang::OMPClauseWithPostUpdate
	OMPClauseWithPostUpdate (const OMPClause *This)
void	setPostUpdateExpr (Expr *S)
	Set pre-initialization statement for the clause.
Protected Member Functions inherited from clang::OMPClauseWithPreInit
	OMPClauseWithPreInit (const OMPClause *This)
void	setPreInitStmt (Stmt *S, OpenMPDirectiveKind ThisRegion=llvm::omp::OMPD_unknown)
	Set pre-initialization statement for the clause.

Detailed Description

This represents clause 'reduction' in the '#pragma omp ...' directives.

#pragma omp parallel reduction(+:a,b)

In this example directive '#pragma omp parallel' has clause 'reduction' with operator '+' and the variables 'a' and 'b'.

Definition at line 3826 of file OpenMPClause.h.

Member Typedef Documentation

◆ helper_expr_const_iterator

using clang::OMPReductionClause::helper_expr_const_iterator = ArrayRef<const Expr *>::iterator

Definition at line 4103 of file OpenMPClause.h.

◆ helper_expr_const_range

using clang::OMPReductionClause::helper_expr_const_range

Initial value:

llvm::iterator_range<helper_expr_const_iterator>

Definition at line 4105 of file OpenMPClause.h.

◆ helper_expr_iterator

using clang::OMPReductionClause::helper_expr_iterator = MutableArrayRef<Expr *>::iterator

Definition at line 4102 of file OpenMPClause.h.

◆ helper_expr_range

using clang::OMPReductionClause::helper_expr_range = llvm::iterator_range<helper_expr_iterator>

Definition at line 4104 of file OpenMPClause.h.

◆ helper_flag_const_iterator

using clang::OMPReductionClause::helper_flag_const_iterator = ArrayRef<bool>::iterator

Definition at line 4108 of file OpenMPClause.h.

◆ helper_flag_const_range

using clang::OMPReductionClause::helper_flag_const_range

Initial value:

llvm::iterator_range<helper_flag_const_iterator>

Definition at line 4110 of file OpenMPClause.h.

◆ helper_flag_iterator

using clang::OMPReductionClause::helper_flag_iterator = MutableArrayRef<bool>::iterator

Definition at line 4107 of file OpenMPClause.h.

◆ helper_flag_range

using clang::OMPReductionClause::helper_flag_range = llvm::iterator_range<helper_flag_iterator>

Definition at line 4109 of file OpenMPClause.h.

Member Function Documentation

◆ children() [1/2]

child_range clang::OMPReductionClause::children ( )

inline

Definition at line 4187 of file OpenMPClause.h.

References clang::OMPVarListClause< OMPReductionClause >::varlist_begin(), and clang::OMPVarListClause< OMPReductionClause >::varlist_end().

Referenced by children().

◆ children() [2/2]

const_child_range clang::OMPReductionClause::children ( ) const

inline

Definition at line 4192 of file OpenMPClause.h.

References Children, and children().

◆ classof()

bool clang::OMPReductionClause::classof ( const OMPClause * T )

inlinestatic

Definition at line 4206 of file OpenMPClause.h.

References clang::T.

◆ copy_array_elems() [1/2]

helper_expr_range clang::OMPReductionClause::copy_array_elems ( )

inline

Definition at line 4182 of file OpenMPClause.h.

◆ copy_array_elems() [2/2]

helper_expr_const_range clang::OMPReductionClause::copy_array_elems ( ) const

inline

Definition at line 4177 of file OpenMPClause.h.

◆ copy_array_temps() [1/2]

helper_expr_range clang::OMPReductionClause::copy_array_temps ( )

inline

Definition at line 4172 of file OpenMPClause.h.

◆ copy_array_temps() [2/2]

helper_expr_const_range clang::OMPReductionClause::copy_array_temps ( ) const

inline

Definition at line 4167 of file OpenMPClause.h.

◆ copy_ops() [1/2]

helper_expr_range clang::OMPReductionClause::copy_ops ( )

inline

Definition at line 4162 of file OpenMPClause.h.

◆ copy_ops() [2/2]

helper_expr_const_range clang::OMPReductionClause::copy_ops ( ) const

inline

Definition at line 4157 of file OpenMPClause.h.

◆ Create()

OMPReductionClause * OMPReductionClause::Create	(	const ASTContext &	C,
		SourceLocation	StartLoc,
		SourceLocation	LParenLoc,
		SourceLocation	ModifierLoc,
		SourceLocation	ColonLoc,
		SourceLocation	EndLoc,
		OpenMPReductionClauseModifier	Modifier,
		ArrayRef< Expr * >	VL,
		NestedNameSpecifierLoc	QualifierLoc,
		const DeclarationNameInfo &	NameInfo,
		ArrayRef< Expr * >	Privates,
		ArrayRef< Expr * >	LHSExprs,
		ArrayRef< Expr * >	RHSExprs,
		ArrayRef< Expr * >	ReductionOps,
		ArrayRef< Expr * >	CopyOps,
		ArrayRef< Expr * >	CopyArrayTemps,
		ArrayRef< Expr * >	CopyArrayElems,
		Stmt *	PreInit,
		Expr *	PostUpdate,
		ArrayRef< bool >	IsPrivateVarReduction,
		OpenMPOriginalSharingModifier	OriginalSharingModifier )

static

Creates clause with a list of variables VL.

Parameters

StartLoc	Starting location of the clause.
LParenLoc	Location of '('.
ModifierLoc	Modifier location.
ColonLoc	Location of ':'.
EndLoc	Ending location of the clause.
VL	The variables in the clause.
QualifierLoc	The nested-name qualifier with location information
NameInfo	The full name info for reduction identifier.
Privates	List of helper expressions for proper generation of private copies.
LHSExprs	List of helper expressions for proper generation of assignment operation required for copyprivate clause. This list represents LHSs of the reduction expressions.
RHSExprs	List of helper expressions for proper generation of assignment operation required for copyprivate clause. This list represents RHSs of the reduction expressions. Also, variables in these expressions are used for proper initialization of reduction copies.
ReductionOps	List of helper expressions that represents reduction expressions: LHSExprs binop RHSExprs; operator binop(LHSExpr, RHSExpr); <CutomReduction>(LHSExpr, RHSExpr); Required for proper codegen of final reduction operation performed by the reduction clause.
CopyOps	List of copy operations for inscan reductions: TempExprs = LHSExprs;
CopyArrayTemps	Temp arrays for prefix sums.
CopyArrayElems	Temp arrays for prefix sums.
PreInit	Statement that must be executed before entering the OpenMP region with this clause.
PostUpdate	Expression that must be executed after exit from the OpenMP region with this clause.
IsPrivateVarReduction	array for private variable reduction flags

Definition at line 801 of file OpenMPClause.cpp.

References clang::C.

Referenced by clang::SemaOpenMP::ActOnOpenMPReductionClause().

◆ CreateEmpty()

OMPReductionClause * OMPReductionClause::CreateEmpty	(	const ASTContext &	C,
		unsigned	N,
		OpenMPReductionClauseModifier	Modifier )

static

Creates an empty clause with the place for N variables.

Parameters

C	AST context.
N	The number of variables.
Modifier	Reduction modifier.

Definition at line 841 of file OpenMPClause.cpp.

References clang::C.

Referenced by clang::OMPClauseReader::readClause().

◆ getColonLoc()

SourceLocation clang::OMPReductionClause::getColonLoc ( ) const

inline

Gets location of ':' symbol in clause.

Definition at line 4094 of file OpenMPClause.h.

◆ getModifier()

OpenMPReductionClauseModifier clang::OMPReductionClause::getModifier ( ) const

inline

Returns modifier.

Definition at line 4083 of file OpenMPClause.h.

◆ getModifierLoc()

SourceLocation clang::OMPReductionClause::getModifierLoc ( ) const

inline

Returns modifier location.

Definition at line 4091 of file OpenMPClause.h.

◆ getNameInfo()

const DeclarationNameInfo & clang::OMPReductionClause::getNameInfo ( ) const

inline

Gets the name info for specified reduction identifier.

Definition at line 4097 of file OpenMPClause.h.

◆ getOriginalSharingModifier()

OpenMPOriginalSharingModifier clang::OMPReductionClause::getOriginalSharingModifier ( ) const

inline

Returns Original Sharing Modifier.

Definition at line 4086 of file OpenMPClause.h.

◆ getQualifierLoc()

NestedNameSpecifierLoc clang::OMPReductionClause::getQualifierLoc ( ) const

inline

Gets the nested name specifier.

Definition at line 4100 of file OpenMPClause.h.

◆ lhs_exprs() [1/2]

helper_expr_range clang::OMPReductionClause::lhs_exprs ( )

inline

Definition at line 4125 of file OpenMPClause.h.

◆ lhs_exprs() [2/2]

helper_expr_const_range clang::OMPReductionClause::lhs_exprs ( ) const

inline

Definition at line 4121 of file OpenMPClause.h.

◆ private_var_reduction_flags() [1/2]

helper_flag_range clang::OMPReductionClause::private_var_reduction_flags ( )

inline

Definition at line 4142 of file OpenMPClause.h.

◆ private_var_reduction_flags() [2/2]

helper_flag_const_range clang::OMPReductionClause::private_var_reduction_flags ( ) const

inline

Definition at line 4137 of file OpenMPClause.h.

◆ privates() [1/2]

helper_expr_range clang::OMPReductionClause::privates ( )

inline

Definition at line 4117 of file OpenMPClause.h.

◆ privates() [2/2]

helper_expr_const_range clang::OMPReductionClause::privates ( ) const

inline

Definition at line 4113 of file OpenMPClause.h.

◆ reduction_ops() [1/2]

helper_expr_range clang::OMPReductionClause::reduction_ops ( )

inline

Definition at line 4152 of file OpenMPClause.h.

◆ reduction_ops() [2/2]

helper_expr_const_range clang::OMPReductionClause::reduction_ops ( ) const

inline

Definition at line 4147 of file OpenMPClause.h.

◆ rhs_exprs() [1/2]

helper_expr_range clang::OMPReductionClause::rhs_exprs ( )

inline

Definition at line 4133 of file OpenMPClause.h.

◆ rhs_exprs() [2/2]

helper_expr_const_range clang::OMPReductionClause::rhs_exprs ( ) const

inline

Definition at line 4129 of file OpenMPClause.h.

◆ used_children() [1/2]

child_range clang::OMPReductionClause::used_children ( )

inline

Definition at line 4197 of file OpenMPClause.h.

References clang::OMPVarListClause< OMPReductionClause >::varlist_begin(), and clang::OMPVarListClause< OMPReductionClause >::varlist_end().

Referenced by used_children().

◆ used_children() [2/2]

const_child_range clang::OMPReductionClause::used_children ( ) const

inline

Definition at line 4201 of file OpenMPClause.h.

References Children, and used_children().

◆ OMPClauseReader

friend class OMPClauseReader

friend

Definition at line 3830 of file OpenMPClause.h.

References clang::OMPC_REDUCTION_unknown, OMPClauseReader, and clang::OMPClauseWithPostUpdate::OMPClauseWithPostUpdate().

Referenced by OMPClauseReader.

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

include/clang/AST/OpenMPClause.h
lib/AST/OpenMPClause.cpp

Public Types

Public Member Functions

Static Public Member Functions

Friends

Additional Inherited Members

Detailed Description

Member Typedef Documentation

◆ helper_expr_const_iterator

◆ helper_expr_const_range

◆ helper_expr_iterator

◆ helper_expr_range

◆ helper_flag_const_iterator

◆ helper_flag_const_range

◆ helper_flag_iterator

◆ helper_flag_range

Member Function Documentation

◆ children() [1/2]

◆ children() [2/2]

◆ classof()

◆ copy_array_elems() [1/2]

◆ copy_array_elems() [2/2]

◆ copy_array_temps() [1/2]

◆ copy_array_temps() [2/2]

◆ copy_ops() [1/2]

◆ copy_ops() [2/2]

◆ Create()

◆ CreateEmpty()

◆ getColonLoc()

◆ getModifier()

◆ getModifierLoc()

◆ getNameInfo()

◆ getOriginalSharingModifier()

◆ getQualifierLoc()

◆ lhs_exprs() [1/2]

◆ lhs_exprs() [2/2]

◆ private_var_reduction_flags() [1/2]

◆ private_var_reduction_flags() [2/2]

◆ privates() [1/2]

◆ privates() [2/2]

◆ reduction_ops() [1/2]

◆ reduction_ops() [2/2]

◆ rhs_exprs() [1/2]

◆ rhs_exprs() [2/2]

◆ used_children() [1/2]

◆ used_children() [2/2]

Friends And Related Symbol Documentation

◆ OMPClauseReader