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

#include "clang/AST/OpenMPClause.h"

Inheritance diagram for clang::OMPReductionClause:

[legend]

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 = llvm::iterator_range< helper_expr_const_iterator >

Public Types inherited from clang::OMPVarListClause< OMPReductionClause >
using	varlist_iterator = MutableArrayRef< Expr * >::iterator

using	varlist_const_iterator = ArrayRef< const Expr * >::iterator

using	varlist_range = llvm::iterator_range< varlist_iterator >

using	varlist_const_range = llvm::iterator_range< varlist_const_iterator >

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.

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_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 >
ArrayRef< const Expr * >	getVarRefs () const
	Fetches list of all variables in the clause.

unsigned	varlist_size () const

bool	varlist_empty () const

varlist_range	varlists ()

varlist_const_range	varlists () const

varlist_iterator	varlist_begin ()

varlist_const_iterator	varlist_begin () const

varlist_iterator	varlist_end ()

varlist_const_iterator	varlist_end () const

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)
	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 3164 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 3399 of file OpenMPClause.h.

◆ helper_expr_const_range

using clang::OMPReductionClause::helper_expr_const_range = llvm::iterator_range<helper_expr_const_iterator>

Definition at line 3401 of file OpenMPClause.h.

◆ helper_expr_iterator

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

Definition at line 3398 of file OpenMPClause.h.

◆ helper_expr_range

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

Definition at line 3400 of file OpenMPClause.h.

Member Function Documentation

◆ children() [1/2]

child_range clang::OMPReductionClause::children ( )

inline

Definition at line 3468 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 3473 of file OpenMPClause.h.

References children().

◆ classof()

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

inlinestatic

Definition at line 3487 of file OpenMPClause.h.

References clang::OMPClause::getClauseKind().

◆ copy_array_elems() [1/2]

helper_expr_range clang::OMPReductionClause::copy_array_elems ( )

inline

Definition at line 3463 of file OpenMPClause.h.

◆ copy_array_elems() [2/2]

helper_expr_const_range clang::OMPReductionClause::copy_array_elems ( ) const

inline

Definition at line 3458 of file OpenMPClause.h.

◆ copy_array_temps() [1/2]

helper_expr_range clang::OMPReductionClause::copy_array_temps ( )

inline

Definition at line 3453 of file OpenMPClause.h.

◆ copy_array_temps() [2/2]

helper_expr_const_range clang::OMPReductionClause::copy_array_temps ( ) const

inline

Definition at line 3448 of file OpenMPClause.h.

◆ copy_ops() [1/2]

helper_expr_range clang::OMPReductionClause::copy_ops ( )

inline

Definition at line 3443 of file OpenMPClause.h.

◆ copy_ops() [2/2]

helper_expr_const_range clang::OMPReductionClause::copy_ops ( ) const

inline

Definition at line 3438 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
	)

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.

Definition at line 793 of file OpenMPClause.cpp.

References clang::C, and clang::OMPVarListClause< T >::setVarRefs().

Referenced by clang::Sema::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 830 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 3390 of file OpenMPClause.h.

◆ getModifier()

OpenMPReductionClauseModifier clang::OMPReductionClause::getModifier ( ) const

inline

Returns modifier.

Definition at line 3384 of file OpenMPClause.h.

◆ getModifierLoc()

SourceLocation clang::OMPReductionClause::getModifierLoc ( ) const

inline

Returns modifier location.

Definition at line 3387 of file OpenMPClause.h.

◆ getNameInfo()

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

inline

Gets the name info for specified reduction identifier.

Definition at line 3393 of file OpenMPClause.h.

◆ getQualifierLoc()

NestedNameSpecifierLoc clang::OMPReductionClause::getQualifierLoc ( ) const

inline

Gets the nested name specifier.

Definition at line 3396 of file OpenMPClause.h.

◆ lhs_exprs() [1/2]

helper_expr_range clang::OMPReductionClause::lhs_exprs ( )

inline

Definition at line 3416 of file OpenMPClause.h.

◆ lhs_exprs() [2/2]

helper_expr_const_range clang::OMPReductionClause::lhs_exprs ( ) const

inline

Definition at line 3412 of file OpenMPClause.h.

◆ privates() [1/2]

helper_expr_range clang::OMPReductionClause::privates ( )

inline

Definition at line 3408 of file OpenMPClause.h.

◆ privates() [2/2]

helper_expr_const_range clang::OMPReductionClause::privates ( ) const

inline

Definition at line 3404 of file OpenMPClause.h.

◆ reduction_ops() [1/2]

helper_expr_range clang::OMPReductionClause::reduction_ops ( )

inline

Definition at line 3433 of file OpenMPClause.h.

◆ reduction_ops() [2/2]

helper_expr_const_range clang::OMPReductionClause::reduction_ops ( ) const

inline

Definition at line 3428 of file OpenMPClause.h.

◆ rhs_exprs() [1/2]

helper_expr_range clang::OMPReductionClause::rhs_exprs ( )

inline

Definition at line 3424 of file OpenMPClause.h.

◆ rhs_exprs() [2/2]

helper_expr_const_range clang::OMPReductionClause::rhs_exprs ( ) const

inline

Definition at line 3420 of file OpenMPClause.h.

◆ used_children() [1/2]

child_range clang::OMPReductionClause::used_children ( )

inline

Definition at line 3478 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 3482 of file OpenMPClause.h.

References used_children().

Friends And Related Function Documentation

◆ OMPClauseReader

friend class OMPClauseReader

friend

Definition at line 3168 of file OpenMPClause.h.

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

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()

◆ getQualifierLoc()

◆ lhs_exprs() [1/2]

◆ lhs_exprs() [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 Function Documentation

◆ OMPClauseReader