clang 22.0.0git
clang::OMPInReductionClause Class Referencefinal

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

#include "clang/AST/OpenMPClause.h"

Inheritance diagram for clang::OMPInReductionClause:
[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
Public Types inherited from clang::OMPVarListClause< OMPInReductionClause >
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

SourceLocation getColonLoc () const
 Gets location of ':' symbol in clause.
const DeclarationNameInfogetNameInfo () 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 taskgroup_descriptors () const
helper_expr_range taskgroup_descriptors ()
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< OMPInReductionClause >
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 ExprgetPostUpdateExpr () const
 Get post-update expression for the clause.
ExprgetPostUpdateExpr ()
 Get post-update expression for the clause.
Public Member Functions inherited from clang::OMPClauseWithPreInit
const StmtgetPreInitStmt () const
 Get pre-initialization statement for the clause.
StmtgetPreInitStmt ()
 Get pre-initialization statement for the clause.
OpenMPDirectiveKind getCaptureRegion () const
 Get capture region for the stmt in the clause.

Static Public Member Functions

static OMPInReductionClauseCreate (const ASTContext &C, SourceLocation StartLoc, SourceLocation LParenLoc, SourceLocation ColonLoc, SourceLocation EndLoc, ArrayRef< Expr * > VL, NestedNameSpecifierLoc QualifierLoc, const DeclarationNameInfo &NameInfo, ArrayRef< Expr * > Privates, ArrayRef< Expr * > LHSExprs, ArrayRef< Expr * > RHSExprs, ArrayRef< Expr * > ReductionOps, ArrayRef< Expr * > TaskgroupDescriptors, Stmt *PreInit, Expr *PostUpdate)
 Creates clause with a list of variables VL.
static OMPInReductionClauseCreateEmpty (const ASTContext &C, unsigned N)
 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 OMPClauseWithPostUpdateget (OMPClause *C)
static const OMPClauseWithPostUpdateget (const OMPClause *C)
Static Public Member Functions inherited from clang::OMPClauseWithPreInit
static OMPClauseWithPreInitget (OMPClause *C)
static const OMPClauseWithPreInitget (const OMPClause *C)

Friends

class OMPClauseReader

Additional Inherited Members

Protected Member Functions inherited from clang::OMPVarListClause< OMPInReductionClause >
 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 'in_reduction' in the '#pragma omp task' directives.

#pragma omp task in_reduction(+:a,b)

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

Definition at line 4326 of file OpenMPClause.h.

Member Typedef Documentation

◆ helper_expr_const_iterator

Definition at line 4503 of file OpenMPClause.h.

◆ helper_expr_const_range

Initial value:
llvm::iterator_range<helper_expr_const_iterator>

Definition at line 4505 of file OpenMPClause.h.

◆ helper_expr_iterator

◆ helper_expr_range

Definition at line 4504 of file OpenMPClause.h.

Member Function Documentation

◆ children() [1/2]

child_range clang::OMPInReductionClause::children ( )
inline

◆ children() [2/2]

const_child_range clang::OMPInReductionClause::children ( ) const
inline

Definition at line 4557 of file OpenMPClause.h.

References Children, and children().

◆ classof()

bool clang::OMPInReductionClause::classof ( const OMPClause * T)
inlinestatic

Definition at line 4569 of file OpenMPClause.h.

References clang::T.

◆ Create()

OMPInReductionClause * OMPInReductionClause::Create ( const ASTContext & C,
SourceLocation StartLoc,
SourceLocation LParenLoc,
SourceLocation ColonLoc,
SourceLocation EndLoc,
ArrayRef< Expr * > VL,
NestedNameSpecifierLoc QualifierLoc,
const DeclarationNameInfo & NameInfo,
ArrayRef< Expr * > Privates,
ArrayRef< Expr * > LHSExprs,
ArrayRef< Expr * > RHSExprs,
ArrayRef< Expr * > ReductionOps,
ArrayRef< Expr * > TaskgroupDescriptors,
Stmt * PreInit,
Expr * PostUpdate )
static

Creates clause with a list of variables VL.

Parameters
StartLocStarting location of the clause.
LParenLocLocation of '('.
ColonLocLocation of ':'.
EndLocEnding location of the clause.
VLThe variables in the clause.
QualifierLocThe nested-name qualifier with location information
NameInfoThe full name info for reduction identifier.
PrivatesList of helper expressions for proper generation of private copies.
LHSExprsList of helper expressions for proper generation of assignment operation required for copyprivate clause. This list represents LHSs of the reduction expressions.
RHSExprsList 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.
ReductionOpsList 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.
TaskgroupDescriptorsList of helper taskgroup descriptors for corresponding items in parent taskgroup task_reduction clause.
PreInitStatement that must be executed before entering the OpenMP region with this clause.
PostUpdateExpression that must be executed after exit from the OpenMP region with this clause.

Definition at line 931 of file OpenMPClause.cpp.

References clang::C.

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

◆ CreateEmpty()

OMPInReductionClause * OMPInReductionClause::CreateEmpty ( const ASTContext & C,
unsigned N )
static

Creates an empty clause with the place for N variables.

Parameters
CAST context.
NThe number of variables.

Definition at line 952 of file OpenMPClause.cpp.

References clang::C.

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

◆ getColonLoc()

SourceLocation clang::OMPInReductionClause::getColonLoc ( ) const
inline

Gets location of ':' symbol in clause.

Definition at line 4494 of file OpenMPClause.h.

◆ getNameInfo()

const DeclarationNameInfo & clang::OMPInReductionClause::getNameInfo ( ) const
inline

Gets the name info for specified reduction identifier.

Definition at line 4497 of file OpenMPClause.h.

◆ getQualifierLoc()

NestedNameSpecifierLoc clang::OMPInReductionClause::getQualifierLoc ( ) const
inline

Gets the nested name specifier.

Definition at line 4500 of file OpenMPClause.h.

◆ lhs_exprs() [1/2]

helper_expr_range clang::OMPInReductionClause::lhs_exprs ( )
inline

Definition at line 4520 of file OpenMPClause.h.

◆ lhs_exprs() [2/2]

helper_expr_const_range clang::OMPInReductionClause::lhs_exprs ( ) const
inline

Definition at line 4516 of file OpenMPClause.h.

◆ privates() [1/2]

helper_expr_range clang::OMPInReductionClause::privates ( )
inline

Definition at line 4512 of file OpenMPClause.h.

◆ privates() [2/2]

helper_expr_const_range clang::OMPInReductionClause::privates ( ) const
inline

Definition at line 4508 of file OpenMPClause.h.

◆ reduction_ops() [1/2]

helper_expr_range clang::OMPInReductionClause::reduction_ops ( )
inline

Definition at line 4537 of file OpenMPClause.h.

◆ reduction_ops() [2/2]

helper_expr_const_range clang::OMPInReductionClause::reduction_ops ( ) const
inline

Definition at line 4532 of file OpenMPClause.h.

◆ rhs_exprs() [1/2]

helper_expr_range clang::OMPInReductionClause::rhs_exprs ( )
inline

Definition at line 4528 of file OpenMPClause.h.

◆ rhs_exprs() [2/2]

helper_expr_const_range clang::OMPInReductionClause::rhs_exprs ( ) const
inline

Definition at line 4524 of file OpenMPClause.h.

◆ taskgroup_descriptors() [1/2]

helper_expr_range clang::OMPInReductionClause::taskgroup_descriptors ( )
inline

Definition at line 4547 of file OpenMPClause.h.

◆ taskgroup_descriptors() [2/2]

helper_expr_const_range clang::OMPInReductionClause::taskgroup_descriptors ( ) const
inline

Definition at line 4542 of file OpenMPClause.h.

◆ used_children() [1/2]

child_range clang::OMPInReductionClause::used_children ( )
inline

Definition at line 4562 of file OpenMPClause.h.

◆ used_children() [2/2]

const_child_range clang::OMPInReductionClause::used_children ( ) const
inline

Definition at line 4565 of file OpenMPClause.h.

◆ OMPClauseReader

friend class OMPClauseReader
friend

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