[llvm] 2cedaee - [OpenMP] Initial parsing/sema for the 'omp parallel loop' construct
Mike Rice via llvm-commits
llvm-commits at lists.llvm.org
Tue Mar 22 13:56:21 PDT 2022
Author: Mike Rice
Date: 2022-03-22T13:55:47-07:00
New Revision: 2cedaee6f7387b39f7a534883050d66fd78e15a4
URL: https://github.com/llvm/llvm-project/commit/2cedaee6f7387b39f7a534883050d66fd78e15a4
DIFF: https://github.com/llvm/llvm-project/commit/2cedaee6f7387b39f7a534883050d66fd78e15a4.diff
LOG: [OpenMP] Initial parsing/sema for the 'omp parallel loop' construct
Adds basic parsing/sema/serialization support for the
#pragma omp parallel loop directive.
Differential Revision: https://reviews.llvm.org/D122247
Added:
clang/test/OpenMP/parallel_generic_loop_ast_print.cpp
clang/test/OpenMP/parallel_generic_loop_messages.cpp
Modified:
clang/include/clang-c/Index.h
clang/include/clang/AST/RecursiveASTVisitor.h
clang/include/clang/AST/StmtOpenMP.h
clang/include/clang/Basic/StmtNodes.td
clang/include/clang/Sema/Sema.h
clang/include/clang/Serialization/ASTBitCodes.h
clang/lib/AST/StmtOpenMP.cpp
clang/lib/AST/StmtPrinter.cpp
clang/lib/AST/StmtProfile.cpp
clang/lib/Basic/OpenMPKinds.cpp
clang/lib/CodeGen/CGStmt.cpp
clang/lib/Parse/ParseOpenMP.cpp
clang/lib/Sema/SemaExceptionSpec.cpp
clang/lib/Sema/SemaOpenMP.cpp
clang/lib/Sema/TreeTransform.h
clang/lib/Serialization/ASTReaderStmt.cpp
clang/lib/Serialization/ASTWriterStmt.cpp
clang/lib/StaticAnalyzer/Core/ExprEngine.cpp
clang/test/Analysis/cfg-openmp.cpp
clang/tools/libclang/CIndex.cpp
clang/tools/libclang/CXCursor.cpp
llvm/include/llvm/Frontend/OpenMP/OMP.td
Removed:
################################################################################
diff --git a/clang/include/clang-c/Index.h b/clang/include/clang-c/Index.h
index 23ecac4895bd9..4783744359eec 100644
--- a/clang/include/clang-c/Index.h
+++ b/clang/include/clang-c/Index.h
@@ -2608,7 +2608,11 @@ enum CXCursorKind {
*/
CXCursor_OMPTargetTeamsGenericLoopDirective = 297,
- CXCursor_LastStmt = CXCursor_OMPTargetTeamsGenericLoopDirective,
+ /** OpenMP parallel loop directive.
+ */
+ CXCursor_OMPParallelGenericLoopDirective = 298,
+
+ CXCursor_LastStmt = CXCursor_OMPParallelGenericLoopDirective,
/**
* Cursor that represents the translation unit itself.
diff --git a/clang/include/clang/AST/RecursiveASTVisitor.h b/clang/include/clang/AST/RecursiveASTVisitor.h
index b614b6a8bebe0..ceb874598aded 100644
--- a/clang/include/clang/AST/RecursiveASTVisitor.h
+++ b/clang/include/clang/AST/RecursiveASTVisitor.h
@@ -3080,6 +3080,8 @@ DEF_TRAVERSE_STMT(OMPTeamsGenericLoopDirective,
DEF_TRAVERSE_STMT(OMPTargetTeamsGenericLoopDirective,
{ TRY_TO(TraverseOMPExecutableDirective(S)); })
+DEF_TRAVERSE_STMT(OMPParallelGenericLoopDirective,
+ { TRY_TO(TraverseOMPExecutableDirective(S)); })
// OpenMP clauses.
template <typename Derived>
bool RecursiveASTVisitor<Derived>::TraverseOMPClause(OMPClause *C) {
diff --git a/clang/include/clang/AST/StmtOpenMP.h b/clang/include/clang/AST/StmtOpenMP.h
index 82d9a69035abd..9178b47a0b5f4 100644
--- a/clang/include/clang/AST/StmtOpenMP.h
+++ b/clang/include/clang/AST/StmtOpenMP.h
@@ -1528,6 +1528,7 @@ class OMPLoopDirective : public OMPLoopBasedDirective {
T->getStmtClass() == OMPGenericLoopDirectiveClass ||
T->getStmtClass() == OMPTeamsGenericLoopDirectiveClass ||
T->getStmtClass() == OMPTargetTeamsGenericLoopDirectiveClass ||
+ T->getStmtClass() == OMPParallelGenericLoopDirectiveClass ||
T->getStmtClass() == OMPParallelMasterTaskLoopDirectiveClass ||
T->getStmtClass() == OMPParallelMasterTaskLoopSimdDirectiveClass ||
T->getStmtClass() == OMPDistributeDirectiveClass ||
@@ -5701,6 +5702,71 @@ class OMPTargetTeamsGenericLoopDirective final : public OMPLoopDirective {
return T->getStmtClass() == OMPTargetTeamsGenericLoopDirectiveClass;
}
};
+
+/// This represents '#pragma omp parallel loop' directive.
+///
+/// \code
+/// #pragma omp parallel loop private(a,b) order(concurrent)
+/// \endcode
+/// In this example directive '#pragma omp parallel loop' has
+/// clauses 'private' with the variables 'a' and 'b', and order(concurrent).
+///
+class OMPParallelGenericLoopDirective final : public OMPLoopDirective {
+ friend class ASTStmtReader;
+ friend class OMPExecutableDirective;
+ /// Build directive with the given start and end location.
+ ///
+ /// \param StartLoc Starting location of the directive kind.
+ /// \param EndLoc Ending location of the directive.
+ /// \param CollapsedNum Number of collapsed nested loops.
+ ///
+ OMPParallelGenericLoopDirective(SourceLocation StartLoc,
+ SourceLocation EndLoc, unsigned CollapsedNum)
+ : OMPLoopDirective(OMPParallelGenericLoopDirectiveClass,
+ llvm::omp::OMPD_parallel_loop, StartLoc, EndLoc,
+ CollapsedNum) {}
+
+ /// Build an empty directive.
+ ///
+ /// \param CollapsedNum Number of collapsed nested loops.
+ ///
+ explicit OMPParallelGenericLoopDirective(unsigned CollapsedNum)
+ : OMPLoopDirective(OMPParallelGenericLoopDirectiveClass,
+ llvm::omp::OMPD_parallel_loop, SourceLocation(),
+ SourceLocation(), CollapsedNum) {}
+
+public:
+ /// Creates directive with a list of \p Clauses.
+ ///
+ /// \param C AST context.
+ /// \param StartLoc Starting location of the directive kind.
+ /// \param EndLoc Ending Location of the directive.
+ /// \param CollapsedNum Number of collapsed loops.
+ /// \param Clauses List of clauses.
+ /// \param AssociatedStmt Statement, associated with the directive.
+ /// \param Exprs Helper expressions for CodeGen.
+ ///
+ static OMPParallelGenericLoopDirective *
+ Create(const ASTContext &C, SourceLocation StartLoc, SourceLocation EndLoc,
+ unsigned CollapsedNum, ArrayRef<OMPClause *> Clauses,
+ Stmt *AssociatedStmt, const HelperExprs &Exprs);
+
+ /// Creates an empty directive with the place
+ /// for \a NumClauses clauses.
+ ///
+ /// \param C AST context.
+ /// \param CollapsedNum Number of collapsed nested loops.
+ /// \param NumClauses Number of clauses.
+ ///
+ static OMPParallelGenericLoopDirective *CreateEmpty(const ASTContext &C,
+ unsigned NumClauses,
+ unsigned CollapsedNum,
+ EmptyShell);
+
+ static bool classof(const Stmt *T) {
+ return T->getStmtClass() == OMPParallelGenericLoopDirectiveClass;
+ }
+};
} // end namespace clang
#endif
diff --git a/clang/include/clang/Basic/StmtNodes.td b/clang/include/clang/Basic/StmtNodes.td
index 971970be5182c..63568589a3ef3 100644
--- a/clang/include/clang/Basic/StmtNodes.td
+++ b/clang/include/clang/Basic/StmtNodes.td
@@ -285,3 +285,4 @@ def OMPMaskedDirective : StmtNode<OMPExecutableDirective>;
def OMPGenericLoopDirective : StmtNode<OMPLoopDirective>;
def OMPTeamsGenericLoopDirective : StmtNode<OMPLoopDirective>;
def OMPTargetTeamsGenericLoopDirective : StmtNode<OMPLoopDirective>;
+def OMPParallelGenericLoopDirective : StmtNode<OMPLoopDirective>;
diff --git a/clang/include/clang/Sema/Sema.h b/clang/include/clang/Sema/Sema.h
index abaf760f18c63..f0e33f8b1b728 100644
--- a/clang/include/clang/Sema/Sema.h
+++ b/clang/include/clang/Sema/Sema.h
@@ -10914,6 +10914,11 @@ class Sema final {
StmtResult ActOnOpenMPTargetTeamsGenericLoopDirective(
ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc,
SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA);
+ /// Called on well-formed '\#pragma omp parallel loop' after parsing of the
+ /// associated statement.
+ StmtResult ActOnOpenMPParallelGenericLoopDirective(
+ ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc,
+ SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA);
/// Called on well-formed '\#pragma omp cancellation point'.
StmtResult
ActOnOpenMPCancellationPointDirective(SourceLocation StartLoc,
diff --git a/clang/include/clang/Serialization/ASTBitCodes.h b/clang/include/clang/Serialization/ASTBitCodes.h
index 346514f23c7e3..ce83cf9381307 100644
--- a/clang/include/clang/Serialization/ASTBitCodes.h
+++ b/clang/include/clang/Serialization/ASTBitCodes.h
@@ -1963,6 +1963,7 @@ enum StmtCode {
STMT_OMP_GENERIC_LOOP_DIRECTIVE,
STMT_OMP_TEAMS_GENERIC_LOOP_DIRECTIVE,
STMT_OMP_TARGET_TEAMS_GENERIC_LOOP_DIRECTIVE,
+ STMT_OMP_PARALLEL_GENERIC_LOOP_DIRECTIVE,
EXPR_OMP_ARRAY_SECTION,
EXPR_OMP_ARRAY_SHAPING,
EXPR_OMP_ITERATOR,
diff --git a/clang/lib/AST/StmtOpenMP.cpp b/clang/lib/AST/StmtOpenMP.cpp
index a7dcc9da3b0b9..caae6d770ff42 100644
--- a/clang/lib/AST/StmtOpenMP.cpp
+++ b/clang/lib/AST/StmtOpenMP.cpp
@@ -2225,3 +2225,46 @@ OMPTargetTeamsGenericLoopDirective::CreateEmpty(const ASTContext &C,
C, NumClauses, /*HasAssociatedStmt=*/true,
numLoopChildren(CollapsedNum, OMPD_target_teams_loop), CollapsedNum);
}
+
+OMPParallelGenericLoopDirective *OMPParallelGenericLoopDirective::Create(
+ const ASTContext &C, SourceLocation StartLoc, SourceLocation EndLoc,
+ unsigned CollapsedNum, ArrayRef<OMPClause *> Clauses, Stmt *AssociatedStmt,
+ const HelperExprs &Exprs) {
+ auto *Dir = createDirective<OMPParallelGenericLoopDirective>(
+ C, Clauses, AssociatedStmt,
+ numLoopChildren(CollapsedNum, OMPD_parallel_loop), StartLoc, EndLoc,
+ CollapsedNum);
+ Dir->setIterationVariable(Exprs.IterationVarRef);
+ Dir->setLastIteration(Exprs.LastIteration);
+ Dir->setCalcLastIteration(Exprs.CalcLastIteration);
+ Dir->setPreCond(Exprs.PreCond);
+ Dir->setCond(Exprs.Cond);
+ Dir->setInit(Exprs.Init);
+ Dir->setInc(Exprs.Inc);
+ Dir->setIsLastIterVariable(Exprs.IL);
+ Dir->setLowerBoundVariable(Exprs.LB);
+ Dir->setUpperBoundVariable(Exprs.UB);
+ Dir->setStrideVariable(Exprs.ST);
+ Dir->setEnsureUpperBound(Exprs.EUB);
+ Dir->setNextLowerBound(Exprs.NLB);
+ Dir->setNextUpperBound(Exprs.NUB);
+ Dir->setNumIterations(Exprs.NumIterations);
+ Dir->setCounters(Exprs.Counters);
+ Dir->setPrivateCounters(Exprs.PrivateCounters);
+ Dir->setInits(Exprs.Inits);
+ Dir->setUpdates(Exprs.Updates);
+ Dir->setFinals(Exprs.Finals);
+ Dir->setDependentCounters(Exprs.DependentCounters);
+ Dir->setDependentInits(Exprs.DependentInits);
+ Dir->setFinalsConditions(Exprs.FinalsConditions);
+ Dir->setPreInits(Exprs.PreInits);
+ return Dir;
+}
+
+OMPParallelGenericLoopDirective *OMPParallelGenericLoopDirective::CreateEmpty(
+ const ASTContext &C, unsigned NumClauses, unsigned CollapsedNum,
+ EmptyShell) {
+ return createEmptyDirective<OMPParallelGenericLoopDirective>(
+ C, NumClauses, /*HasAssociatedStmt=*/true,
+ numLoopChildren(CollapsedNum, OMPD_parallel_loop), CollapsedNum);
+}
diff --git a/clang/lib/AST/StmtPrinter.cpp b/clang/lib/AST/StmtPrinter.cpp
index 4733e3affade4..ccea73ff08547 100644
--- a/clang/lib/AST/StmtPrinter.cpp
+++ b/clang/lib/AST/StmtPrinter.cpp
@@ -1017,6 +1017,12 @@ void StmtPrinter::VisitOMPTargetTeamsGenericLoopDirective(
PrintOMPExecutableDirective(Node);
}
+void StmtPrinter::VisitOMPParallelGenericLoopDirective(
+ OMPParallelGenericLoopDirective *Node) {
+ Indent() << "#pragma omp parallel loop";
+ PrintOMPExecutableDirective(Node);
+}
+
//===----------------------------------------------------------------------===//
// Expr printing methods.
//===----------------------------------------------------------------------===//
diff --git a/clang/lib/AST/StmtProfile.cpp b/clang/lib/AST/StmtProfile.cpp
index 9b765c0bd78e1..6d31a8f9edccf 100644
--- a/clang/lib/AST/StmtProfile.cpp
+++ b/clang/lib/AST/StmtProfile.cpp
@@ -1217,6 +1217,11 @@ void StmtProfiler::VisitOMPTargetTeamsGenericLoopDirective(
VisitOMPLoopDirective(S);
}
+void StmtProfiler::VisitOMPParallelGenericLoopDirective(
+ const OMPParallelGenericLoopDirective *S) {
+ VisitOMPLoopDirective(S);
+}
+
void StmtProfiler::VisitExpr(const Expr *S) {
VisitStmt(S);
}
diff --git a/clang/lib/Basic/OpenMPKinds.cpp b/clang/lib/Basic/OpenMPKinds.cpp
index 505f6aedfe093..2a57ad8e01039 100644
--- a/clang/lib/Basic/OpenMPKinds.cpp
+++ b/clang/lib/Basic/OpenMPKinds.cpp
@@ -496,7 +496,8 @@ bool clang::isOpenMPLoopDirective(OpenMPDirectiveKind DKind) {
DKind == OMPD_target_teams_distribute_parallel_for_simd ||
DKind == OMPD_target_teams_distribute_simd || DKind == OMPD_tile ||
DKind == OMPD_unroll || DKind == OMPD_loop ||
- DKind == OMPD_teams_loop || DKind == OMPD_target_teams_loop;
+ DKind == OMPD_teams_loop || DKind == OMPD_target_teams_loop ||
+ DKind == OMPD_parallel_loop;
}
bool clang::isOpenMPWorksharingDirective(OpenMPDirectiveKind DKind) {
@@ -534,7 +535,8 @@ bool clang::isOpenMPParallelDirective(OpenMPDirectiveKind DKind) {
DKind == OMPD_target_teams_distribute_parallel_for_simd ||
DKind == OMPD_parallel_master ||
DKind == OMPD_parallel_master_taskloop ||
- DKind == OMPD_parallel_master_taskloop_simd;
+ DKind == OMPD_parallel_master_taskloop_simd ||
+ DKind == OMPD_parallel_loop;
}
bool clang::isOpenMPTargetExecutionDirective(OpenMPDirectiveKind DKind) {
@@ -604,7 +606,7 @@ bool clang::isOpenMPDistributeDirective(OpenMPDirectiveKind Kind) {
bool clang::isOpenMPGenericLoopDirective(OpenMPDirectiveKind Kind) {
return Kind == OMPD_loop || Kind == OMPD_teams_loop ||
- Kind == OMPD_target_teams_loop;
+ Kind == OMPD_target_teams_loop || Kind == OMPD_parallel_loop;
}
bool clang::isOpenMPPrivate(OpenMPClauseKind Kind) {
@@ -650,6 +652,7 @@ void clang::getOpenMPCaptureRegions(
case OMPD_parallel_sections:
case OMPD_distribute_parallel_for:
case OMPD_distribute_parallel_for_simd:
+ case OMPD_parallel_loop:
CaptureRegions.push_back(OMPD_parallel);
break;
case OMPD_target_teams:
diff --git a/clang/lib/CodeGen/CGStmt.cpp b/clang/lib/CodeGen/CGStmt.cpp
index 16a881a19bd8b..5796bb849971f 100644
--- a/clang/lib/CodeGen/CGStmt.cpp
+++ b/clang/lib/CodeGen/CGStmt.cpp
@@ -402,6 +402,9 @@ void CodeGenFunction::EmitStmt(const Stmt *S, ArrayRef<const Attr *> Attrs) {
case Stmt::OMPTargetTeamsGenericLoopDirectiveClass:
llvm_unreachable("target teams loop directive not supported yet.");
break;
+ case Stmt::OMPParallelGenericLoopDirectiveClass:
+ llvm_unreachable("parallel loop directive not supported yet.");
+ break;
}
}
diff --git a/clang/lib/Parse/ParseOpenMP.cpp b/clang/lib/Parse/ParseOpenMP.cpp
index 02588cf1e05a3..3cb3010afad8e 100644
--- a/clang/lib/Parse/ParseOpenMP.cpp
+++ b/clang/lib/Parse/ParseOpenMP.cpp
@@ -150,6 +150,7 @@ static OpenMPDirectiveKindExWrapper parseOpenMPDirectiveKind(Parser &P) {
{OMPD_for, OMPD_simd, OMPD_for_simd},
{OMPD_parallel, OMPD_for, OMPD_parallel_for},
{OMPD_parallel_for, OMPD_simd, OMPD_parallel_for_simd},
+ {OMPD_parallel, OMPD_loop, OMPD_parallel_loop},
{OMPD_parallel, OMPD_sections, OMPD_parallel_sections},
{OMPD_taskloop, OMPD_simd, OMPD_taskloop_simd},
{OMPD_target, OMPD_parallel, OMPD_target_parallel},
@@ -2403,6 +2404,7 @@ Parser::DeclGroupPtrTy Parser::ParseOpenMPDeclarativeDirectiveWithExtDecl(
case OMPD_loop:
case OMPD_teams_loop:
case OMPD_target_teams_loop:
+ case OMPD_parallel_loop:
Diag(Tok, diag::err_omp_unexpected_directive)
<< 1 << getOpenMPDirectiveName(DKind);
break;
@@ -2760,6 +2762,7 @@ StmtResult Parser::ParseOpenMPDeclarativeOrExecutableDirective(
case OMPD_loop:
case OMPD_teams_loop:
case OMPD_target_teams_loop:
+ case OMPD_parallel_loop:
case OMPD_taskloop:
case OMPD_taskloop_simd:
case OMPD_master_taskloop:
diff --git a/clang/lib/Sema/SemaExceptionSpec.cpp b/clang/lib/Sema/SemaExceptionSpec.cpp
index 527c4ba7ecf9e..19b2fc7ffe9ad 100644
--- a/clang/lib/Sema/SemaExceptionSpec.cpp
+++ b/clang/lib/Sema/SemaExceptionSpec.cpp
@@ -1501,6 +1501,7 @@ CanThrowResult Sema::canThrow(const Stmt *S) {
case Stmt::OMPGenericLoopDirectiveClass:
case Stmt::OMPTeamsGenericLoopDirectiveClass:
case Stmt::OMPTargetTeamsGenericLoopDirectiveClass:
+ case Stmt::OMPParallelGenericLoopDirectiveClass:
case Stmt::ReturnStmtClass:
case Stmt::SEHExceptStmtClass:
case Stmt::SEHFinallyStmtClass:
diff --git a/clang/lib/Sema/SemaOpenMP.cpp b/clang/lib/Sema/SemaOpenMP.cpp
index 4a74d4f43bf84..5c4edb79d1d61 100644
--- a/clang/lib/Sema/SemaOpenMP.cpp
+++ b/clang/lib/Sema/SemaOpenMP.cpp
@@ -3935,6 +3935,7 @@ void Sema::ActOnOpenMPRegionStart(OpenMPDirectiveKind DKind, Scope *CurScope) {
case OMPD_parallel_for_simd:
case OMPD_parallel_sections:
case OMPD_parallel_master:
+ case OMPD_parallel_loop:
case OMPD_teams:
case OMPD_teams_distribute:
case OMPD_teams_distribute_simd: {
@@ -6320,6 +6321,10 @@ StmtResult Sema::ActOnOpenMPExecutableDirective(
Res = ActOnOpenMPTargetTeamsGenericLoopDirective(
ClausesWithImplicit, AStmt, StartLoc, EndLoc, VarsWithInheritedDSA);
break;
+ case OMPD_parallel_loop:
+ Res = ActOnOpenMPParallelGenericLoopDirective(
+ ClausesWithImplicit, AStmt, StartLoc, EndLoc, VarsWithInheritedDSA);
+ break;
case OMPD_declare_target:
case OMPD_end_declare_target:
case OMPD_threadprivate:
@@ -10312,6 +10317,54 @@ StmtResult Sema::ActOnOpenMPTargetTeamsGenericLoopDirective(
Context, StartLoc, EndLoc, NestedLoopCount, Clauses, AStmt, B);
}
+StmtResult Sema::ActOnOpenMPParallelGenericLoopDirective(
+ ArrayRef<OMPClause *> Clauses, Stmt *AStmt, SourceLocation StartLoc,
+ SourceLocation EndLoc, VarsWithInheritedDSAType &VarsWithImplicitDSA) {
+ if (!AStmt)
+ return StmtError();
+
+ // OpenMP 5.1 [2.11.7, loop construct, Restrictions]
+ // A list item may not appear in a lastprivate clause unless it is the
+ // loop iteration variable of a loop that is associated with the construct.
+ if (checkGenericLoopLastprivate(*this, Clauses, OMPD_parallel_loop, DSAStack))
+ return StmtError();
+
+ auto *CS = cast<CapturedStmt>(AStmt);
+ // 1.2.2 OpenMP Language Terminology
+ // Structured block - An executable statement with a single entry at the
+ // top and a single exit at the bottom.
+ // The point of exit cannot be a branch out of the structured block.
+ // longjmp() and throw() must not violate the entry/exit criteria.
+ CS->getCapturedDecl()->setNothrow();
+ for (int ThisCaptureLevel = getOpenMPCaptureLevels(OMPD_parallel_loop);
+ ThisCaptureLevel > 1; --ThisCaptureLevel) {
+ CS = cast<CapturedStmt>(CS->getCapturedStmt());
+ // 1.2.2 OpenMP Language Terminology
+ // Structured block - An executable statement with a single entry at the
+ // top and a single exit at the bottom.
+ // The point of exit cannot be a branch out of the structured block.
+ // longjmp() and throw() must not violate the entry/exit criteria.
+ CS->getCapturedDecl()->setNothrow();
+ }
+
+ OMPLoopDirective::HelperExprs B;
+ // In presence of clause 'collapse', it will define the nested loops number.
+ unsigned NestedLoopCount =
+ checkOpenMPLoop(OMPD_parallel_loop, getCollapseNumberExpr(Clauses),
+ /*OrderedLoopCountExpr=*/nullptr, CS, *this, *DSAStack,
+ VarsWithImplicitDSA, B);
+ if (NestedLoopCount == 0)
+ return StmtError();
+
+ assert((CurContext->isDependentContext() || B.builtAll()) &&
+ "omp loop exprs were not built");
+
+ setFunctionHasBranchProtectedScope();
+
+ return OMPParallelGenericLoopDirective::Create(
+ Context, StartLoc, EndLoc, NestedLoopCount, Clauses, AStmt, B);
+}
+
StmtResult Sema::ActOnOpenMPSingleDirective(ArrayRef<OMPClause *> Clauses,
Stmt *AStmt,
SourceLocation StartLoc,
@@ -14619,6 +14672,7 @@ static OpenMPDirectiveKind getOpenMPCaptureRegionForClause(
case OMPD_parallel_master:
case OMPD_parallel_sections:
case OMPD_parallel_for:
+ case OMPD_parallel_loop:
case OMPD_target:
case OMPD_target_teams:
case OMPD_target_teams_distribute:
@@ -14693,6 +14747,7 @@ static OpenMPDirectiveKind getOpenMPCaptureRegionForClause(
case OMPD_parallel_sections:
case OMPD_parallel_for:
case OMPD_parallel_for_simd:
+ case OMPD_parallel_loop:
case OMPD_distribute_parallel_for:
case OMPD_distribute_parallel_for_simd:
case OMPD_parallel_master_taskloop:
@@ -14798,6 +14853,7 @@ static OpenMPDirectiveKind getOpenMPCaptureRegionForClause(
case OMPD_parallel_sections:
case OMPD_parallel_for:
case OMPD_parallel_for_simd:
+ case OMPD_parallel_loop:
case OMPD_target:
case OMPD_target_simd:
case OMPD_target_parallel:
@@ -14882,6 +14938,7 @@ static OpenMPDirectiveKind getOpenMPCaptureRegionForClause(
case OMPD_parallel_sections:
case OMPD_parallel_for:
case OMPD_parallel_for_simd:
+ case OMPD_parallel_loop:
case OMPD_target:
case OMPD_target_simd:
case OMPD_target_parallel:
@@ -14990,6 +15047,7 @@ static OpenMPDirectiveKind getOpenMPCaptureRegionForClause(
case OMPD_loop:
case OMPD_teams_loop:
case OMPD_target_teams_loop:
+ case OMPD_parallel_loop:
case OMPD_simd:
case OMPD_tile:
case OMPD_unroll:
@@ -15074,6 +15132,7 @@ static OpenMPDirectiveKind getOpenMPCaptureRegionForClause(
case OMPD_loop:
case OMPD_teams_loop:
case OMPD_target_teams_loop:
+ case OMPD_parallel_loop:
case OMPD_simd:
case OMPD_tile:
case OMPD_unroll:
@@ -15159,6 +15218,7 @@ static OpenMPDirectiveKind getOpenMPCaptureRegionForClause(
case OMPD_end_declare_target:
case OMPD_loop:
case OMPD_teams_loop:
+ case OMPD_parallel_loop:
case OMPD_simd:
case OMPD_tile:
case OMPD_unroll:
@@ -15245,6 +15305,7 @@ static OpenMPDirectiveKind getOpenMPCaptureRegionForClause(
case OMPD_loop:
case OMPD_teams_loop:
case OMPD_target_teams_loop:
+ case OMPD_parallel_loop:
case OMPD_simd:
case OMPD_tile:
case OMPD_unroll:
diff --git a/clang/lib/Sema/TreeTransform.h b/clang/lib/Sema/TreeTransform.h
index 31d7c5a13fc1f..bbca7d86fc81a 100644
--- a/clang/lib/Sema/TreeTransform.h
+++ b/clang/lib/Sema/TreeTransform.h
@@ -9271,6 +9271,17 @@ StmtResult TreeTransform<Derived>::TransformOMPTargetTeamsGenericLoopDirective(
return Res;
}
+template <typename Derived>
+StmtResult TreeTransform<Derived>::TransformOMPParallelGenericLoopDirective(
+ OMPParallelGenericLoopDirective *D) {
+ DeclarationNameInfo DirName;
+ getDerived().getSema().StartOpenMPDSABlock(OMPD_parallel_loop, DirName,
+ nullptr, D->getBeginLoc());
+ StmtResult Res = getDerived().TransformOMPExecutableDirective(D);
+ getDerived().getSema().EndOpenMPDSABlock(Res.get());
+ return Res;
+}
+
//===----------------------------------------------------------------------===//
// OpenMP clause transformation
//===----------------------------------------------------------------------===//
diff --git a/clang/lib/Serialization/ASTReaderStmt.cpp b/clang/lib/Serialization/ASTReaderStmt.cpp
index 028f8a5d4771f..1e2d44c222690 100644
--- a/clang/lib/Serialization/ASTReaderStmt.cpp
+++ b/clang/lib/Serialization/ASTReaderStmt.cpp
@@ -2648,6 +2648,11 @@ void ASTStmtReader::VisitOMPTargetTeamsGenericLoopDirective(
VisitOMPLoopDirective(D);
}
+void ASTStmtReader::VisitOMPParallelGenericLoopDirective(
+ OMPParallelGenericLoopDirective *D) {
+ VisitOMPLoopDirective(D);
+}
+
//===----------------------------------------------------------------------===//
// ASTReader Implementation
//===----------------------------------------------------------------------===//
@@ -3619,6 +3624,14 @@ Stmt *ASTReader::ReadStmtFromStream(ModuleFile &F) {
break;
}
+ case STMT_OMP_PARALLEL_GENERIC_LOOP_DIRECTIVE: {
+ unsigned CollapsedNum = Record[ASTStmtReader::NumStmtFields];
+ unsigned NumClauses = Record[ASTStmtReader::NumStmtFields + 1];
+ S = OMPParallelGenericLoopDirective::CreateEmpty(Context, NumClauses,
+ CollapsedNum, Empty);
+ break;
+ }
+
case EXPR_CXX_OPERATOR_CALL:
S = CXXOperatorCallExpr::CreateEmpty(
Context, /*NumArgs=*/Record[ASTStmtReader::NumExprFields],
diff --git a/clang/lib/Serialization/ASTWriterStmt.cpp b/clang/lib/Serialization/ASTWriterStmt.cpp
index 8a616bffb2583..906c1b52d8a6b 100644
--- a/clang/lib/Serialization/ASTWriterStmt.cpp
+++ b/clang/lib/Serialization/ASTWriterStmt.cpp
@@ -2607,6 +2607,12 @@ void ASTStmtWriter::VisitOMPTargetTeamsGenericLoopDirective(
Code = serialization::STMT_OMP_TARGET_TEAMS_GENERIC_LOOP_DIRECTIVE;
}
+void ASTStmtWriter::VisitOMPParallelGenericLoopDirective(
+ OMPParallelGenericLoopDirective *D) {
+ VisitOMPLoopDirective(D);
+ Code = serialization::STMT_OMP_PARALLEL_GENERIC_LOOP_DIRECTIVE;
+}
+
//===----------------------------------------------------------------------===//
// ASTWriter Implementation
//===----------------------------------------------------------------------===//
diff --git a/clang/lib/StaticAnalyzer/Core/ExprEngine.cpp b/clang/lib/StaticAnalyzer/Core/ExprEngine.cpp
index 0f1f8cef5d5ca..e38c90603299a 100644
--- a/clang/lib/StaticAnalyzer/Core/ExprEngine.cpp
+++ b/clang/lib/StaticAnalyzer/Core/ExprEngine.cpp
@@ -1299,6 +1299,7 @@ void ExprEngine::Visit(const Stmt *S, ExplodedNode *Pred,
case Stmt::OMPGenericLoopDirectiveClass:
case Stmt::OMPTeamsGenericLoopDirectiveClass:
case Stmt::OMPTargetTeamsGenericLoopDirectiveClass:
+ case Stmt::OMPParallelGenericLoopDirectiveClass:
case Stmt::CapturedStmtClass:
case Stmt::OMPUnrollDirectiveClass:
case Stmt::OMPMetaDirectiveClass: {
diff --git a/clang/test/Analysis/cfg-openmp.cpp b/clang/test/Analysis/cfg-openmp.cpp
index 4939b49dd69bf..7d398fdb85f2d 100644
--- a/clang/test/Analysis/cfg-openmp.cpp
+++ b/clang/test/Analysis/cfg-openmp.cpp
@@ -725,3 +725,25 @@ void targetteamsloop(int argc) {
for (int i = 0; i < 10; ++i)
argc = x;
}
+
+// CHECK-LABEL: void parallelloop(int argc)
+void parallelloop(int argc) {
+ int x, cond, fp, rd;
+// CHECK-DAG: [B3]
+// CHECK-DAG: [[#PFB:]]: x
+// CHECK-DAG: [[#PFB+1]]: [B3.[[#PFB]]] (ImplicitCastExpr, LValueToRValue, int)
+// CHECK-DAG: [[#PFB+2]]: argc
+// CHECK-DAG: [[#PFB+3]]: [B3.[[#PFB+2]]] = [B3.[[#PFB+1]]]
+// CHECK-DAG: [B1]
+// CHECK-DAG: [[#PF:]]: cond
+// CHECK-DAG: [[#PF+1]]: [B1.[[#PF]]] (ImplicitCastExpr, LValueToRValue, int)
+// CHECK-DAG: [[#PF+2]]: [B1.[[#PF+1]]] (ImplicitCastExpr, IntegralToBoolean, _Bool)
+// CHECK-DAG: [[#PF+3]]: fp
+// CHECK-DAG: [[#PF+4]]: rd
+// CHECK-DAG: [[#PF+5]]: #pragma omp parallel loop if(cond) firstprivate(fp) reduction(&: rd)
+// CHECK-DAG: for (int i = 0;
+// CHECK-DAG: [B3.[[#PFB+3]]];
+#pragma omp parallel loop if(cond) firstprivate(fp) reduction(&:rd)
+ for (int i = 0; i < 10; ++i)
+ argc = x;
+}
diff --git a/clang/test/OpenMP/parallel_generic_loop_ast_print.cpp b/clang/test/OpenMP/parallel_generic_loop_ast_print.cpp
new file mode 100644
index 0000000000000..3796ef3d71bb0
--- /dev/null
+++ b/clang/test/OpenMP/parallel_generic_loop_ast_print.cpp
@@ -0,0 +1,123 @@
+// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -fopenmp -fopenmp-version=51 \
+// RUN: -fsyntax-only -verify %s
+
+// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -fopenmp -fopenmp-version=51 \
+// RUN: -ast-print %s | FileCheck %s
+
+// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -fopenmp -fopenmp-version=51 \
+// RUN: -emit-pch -o %t %s
+
+// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -fopenmp -fopenmp-version=51 \
+// RUN: -include-pch %t -ast-print %s | FileCheck %s
+
+// expected-no-diagnostics
+
+#ifndef HEADER
+#define HEADER
+
+typedef void **omp_allocator_handle_t;
+extern const omp_allocator_handle_t omp_null_allocator;
+extern const omp_allocator_handle_t omp_default_mem_alloc;
+extern const omp_allocator_handle_t omp_large_cap_mem_alloc;
+extern const omp_allocator_handle_t omp_const_mem_alloc;
+extern const omp_allocator_handle_t omp_high_bw_mem_alloc;
+extern const omp_allocator_handle_t omp_low_lat_mem_alloc;
+extern const omp_allocator_handle_t omp_cgroup_mem_alloc;
+extern const omp_allocator_handle_t omp_pteam_mem_alloc;
+extern const omp_allocator_handle_t omp_thread_mem_alloc;
+
+//CHECK: template <typename T, int C> void templ_foo(T t) {
+//CHECK: T j, z;
+//CHECK: #pragma omp parallel loop collapse(C) reduction(+: z) lastprivate(j) bind(thread)
+//CHECK: for (T i = 0; i < t; ++i)
+//CHECK: for (j = 0; j < t; ++j)
+//CHECK: z += i + j;
+//CHECK: }
+
+//CHECK: template<> void templ_foo<int, 2>(int t) {
+//CHECK: int j, z;
+//CHECK: #pragma omp parallel loop collapse(2) reduction(+: z) lastprivate(j) bind(thread)
+//CHECK: for (int i = 0; i < t; ++i)
+//CHECK: for (j = 0; j < t; ++j)
+//CHECK: z += i + j;
+//CHECK: }
+template <typename T, int C>
+void templ_foo(T t) {
+
+ T j,z;
+ #pragma omp parallel loop collapse(C) reduction(+:z) lastprivate(j) bind(thread)
+ for (T i = 0; i<t; ++i)
+ for (j = 0; j<t; ++j)
+ z += i+j;
+}
+
+
+//CHECK: void test() {
+void test() {
+ constexpr int N = 100;
+ float MTX[N][N];
+ int aaa[1000];
+
+ //CHECK: #pragma omp target teams distribute parallel for map(tofrom: MTX)
+ //CHECK: #pragma omp parallel loop
+ #pragma omp target teams distribute parallel for map(MTX)
+ for (auto i = 0; i < N; ++i) {
+ #pragma omp parallel loop
+ for (auto j = 0; j < N; ++j) {
+ MTX[i][j] = 0;
+ }
+ }
+
+ //CHECK: #pragma omp target teams
+ //CHECK: #pragma omp parallel loop
+ #pragma omp target teams
+ for (int i=0; i<1000; ++i) {
+ #pragma omp parallel loop
+ for (int j=0; j<100; j++) {
+ aaa[i] += i + j;
+ }
+ }
+
+ int j, z, z1, z2 = 1, z3 = 2;
+ //CHECK: #pragma omp parallel loop collapse(2) private(z) lastprivate(j) order(concurrent) firstprivate(z2) num_threads(4) if(1) allocate(omp_default_mem_alloc: z2) shared(z3) reduction(+: z1) bind(parallel) proc_bind(primary)
+ #pragma omp parallel loop collapse(2) private(z) lastprivate(j) \
+ order(concurrent) firstprivate(z2) num_threads(4) if(1) \
+ allocate(omp_default_mem_alloc:z2) shared(z3) \
+ reduction(+:z1) bind(parallel) proc_bind(primary)
+ for (auto i = 0; i < N; ++i) {
+ for (j = 0; j < N; ++j) {
+ z = i+j;
+ MTX[i][j] = z;
+ z1 += z;
+ }
+ }
+
+ //CHECK: #pragma omp target teams
+ //CHECK: #pragma omp parallel loop bind(teams)
+ #pragma omp target teams
+ #pragma omp parallel loop bind(teams)
+ for (auto i = 0; i < N; ++i) { }
+
+ //CHECK: #pragma omp target
+ //CHECK: #pragma omp teams
+ //CHECK: #pragma omp parallel loop bind(teams)
+ #pragma omp target
+ #pragma omp teams
+ #pragma omp parallel loop bind(teams)
+ for (auto i = 0; i < N; ++i) { }
+}
+
+//CHECK: void nobindingfunc() {
+void nobindingfunc()
+{
+ //CHECK: #pragma omp parallel loop
+ #pragma omp parallel loop
+ for (int i=0; i<10; ++i) { }
+}
+
+void bar()
+{
+ templ_foo<int,2>(8);
+}
+
+#endif // HEADER
diff --git a/clang/test/OpenMP/parallel_generic_loop_messages.cpp b/clang/test/OpenMP/parallel_generic_loop_messages.cpp
new file mode 100644
index 0000000000000..dd55445d2f501
--- /dev/null
+++ b/clang/test/OpenMP/parallel_generic_loop_messages.cpp
@@ -0,0 +1,158 @@
+// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -verify -fopenmp \
+// RUN: -fopenmp-version=51 -Wuninitialized %s
+
+void foo()
+{
+ int i,j,k;
+ int z;
+
+ // expected-error at +2 {{statement after '#pragma omp parallel loop' must be a for loop}}
+ #pragma omp parallel loop bind(thread)
+ i = 0;
+
+ // OpenMP 5.1 [2.22 Nesting of regions]
+ //
+ // A barrier region may not be closely nested inside a worksharing, loop,
+ // task, taskloop, critical, ordered, atomic, or masked region.
+
+ // expected-error at +3 {{region cannot be closely nested inside 'parallel loop' region}}
+ #pragma omp parallel loop bind(thread)
+ for (i=0; i<1000; ++i) {
+ #pragma omp barrier
+ }
+
+ // A masked region may not be closely nested inside a worksharing, loop,
+ // atomic, task, or taskloop region.
+
+ // expected-error at +3 {{region cannot be closely nested inside 'parallel loop' region}}
+ #pragma omp parallel loop bind(thread)
+ for (i=0; i<1000; ++i) {
+ #pragma omp masked filter(2)
+ { }
+ }
+
+ // An ordered region that corresponds to an ordered construct without any
+ // clause or with the threads or depend clause may not be closely nested
+ // inside a critical, ordered, loop, atomic, task, or taskloop region.
+
+ // expected-error at +3 {{region cannot be closely nested inside 'parallel loop' region; perhaps you forget to enclose 'omp ordered' directive into a for or a parallel for region with 'ordered' clause?}}
+ #pragma omp parallel loop bind(thread)
+ for (i=0; i<1000; ++i) {
+ #pragma omp ordered
+ { }
+ }
+
+ // expected-error at +3 {{region cannot be closely nested inside 'parallel loop' region; perhaps you forget to enclose 'omp ordered' directive into a for or a parallel for region with 'ordered' clause?}}
+ #pragma omp parallel loop bind(thread)
+ for (i=0; i<1000; ++i) {
+ #pragma omp ordered threads
+ { }
+ }
+
+ // expected-error at +3 {{region cannot be closely nested inside 'parallel loop' region; perhaps you forget to enclose 'omp ordered' directive into a for or a parallel for region with 'ordered' clause?}}
+ #pragma omp parallel loop bind(thread)
+ for (i=0; i<1000; ++i) {
+ #pragma omp ordered depend(source)
+ }
+
+ // bind clause
+
+ // expected-error at +1 {{directive '#pragma omp parallel loop' cannot contain more than one 'bind' clause}}
+ #pragma omp parallel loop bind(thread) bind(thread)
+ for (i=0; i<1000; ++i) {
+ }
+
+ // expected-error at +1 {{expected 'teams', 'parallel' or 'thread' in OpenMP clause 'bind'}}
+ #pragma omp parallel loop bind(other)
+ for (i=0; i<1000; ++i) {
+ }
+
+ // collapse clause
+
+ // expected-error at +4 {{expected 2 for loops after '#pragma omp parallel loop', but found only 1}}
+ // expected-note at +1 {{as specified in 'collapse' clause}}
+ #pragma omp parallel loop collapse(2) bind(thread)
+ for (i=0; i<1000; ++i)
+ z = i+11;
+
+ // expected-error at +1 {{directive '#pragma omp parallel loop' cannot contain more than one 'collapse' clause}}
+ #pragma omp parallel loop collapse(2) collapse(2) bind(thread)
+ for (i=0; i<1000; ++i)
+ for (j=0; j<1000; ++j)
+ z = i+j+11;
+
+ // order clause
+
+ // expected-error at +1 {{expected 'concurrent' in OpenMP clause 'order'}}
+ #pragma omp parallel loop order(foo) bind(thread)
+ for (i=0; i<1000; ++i)
+ z = i+11;
+
+ // private clause
+
+ // expected-error at +1 {{use of undeclared identifier 'undef_var'}}
+ #pragma omp parallel loop private(undef_var) bind(thread)
+ for (i=0; i<1000; ++i)
+ z = i+11;
+
+ // lastprivate
+
+ // A list item may not appear in a lastprivate clause unless it is the loop
+ // iteration variable of a loop that is associated with the construct.
+
+ // expected-error at +1 {{only loop iteration variables are allowed in 'lastprivate' clause in 'omp parallel loop' directives}}
+ #pragma omp parallel loop lastprivate(z) bind(thread)
+ for (i=0; i<1000; ++i) {
+ z = i+11;
+ }
+
+ // expected-error at +1 {{only loop iteration variables are allowed in 'lastprivate' clause in 'omp parallel loop' directives}}
+ #pragma omp parallel loop lastprivate(k) collapse(2) bind(thread)
+ for (i=0; i<1000; ++i)
+ for (j=0; j<1000; ++j)
+ for (k=0; k<1000; ++k)
+ z = i+j+k+11;
+
+ // reduction
+
+ // expected-error at +1 {{use of undeclared identifier 'undef_var'}}
+ #pragma omp parallel loop reduction(+:undef_var) bind(thread)
+ for (i=0; i<1000; ++i)
+ z = i+11;
+
+ // num_threads
+
+ // expected-error at +1 {{directive '#pragma omp parallel loop' cannot contain more than one 'num_threads' clause}}
+ #pragma omp parallel loop num_threads(4) num_threads(4)
+ for (i=0; i<1000; ++i)
+ z = i+11;
+
+ // proc_bind
+
+ // expected-error at +1 {{directive '#pragma omp parallel loop' cannot contain more than one 'proc_bind' clause}}
+ #pragma omp parallel loop proc_bind(close) proc_bind(primary)
+ for (i=0; i<1000; ++i)
+ z = i+11;
+}
+
+template <typename T, int C>
+void templ_test(T t) {
+ T i,z;
+
+ // expected-error at +4 {{expected 2 for loops after '#pragma omp parallel loop', but found only 1}}
+ // expected-note at +1 {{as specified in 'collapse' clause}}
+ #pragma omp parallel loop collapse(C) bind(thread)
+ for (i=0; i<1000; ++i)
+ z = i+11;
+
+ // expected-error at +1 {{only loop iteration variables are allowed in 'lastprivate' clause in 'omp parallel loop' directives}}
+ #pragma omp parallel loop lastprivate(z) bind(thread)
+ for (i=0; i<1000; ++i) {
+ z = i+11;
+ }
+}
+
+void bar()
+{
+ templ_test<int, 2>(16); // expected-note {{in instantiation of function template specialization 'templ_test<int, 2>' requested here}}
+}
diff --git a/clang/tools/libclang/CIndex.cpp b/clang/tools/libclang/CIndex.cpp
index b2e4557c4a1ed..54f461e104bb8 100644
--- a/clang/tools/libclang/CIndex.cpp
+++ b/clang/tools/libclang/CIndex.cpp
@@ -5730,6 +5730,8 @@ CXString clang_getCursorKindSpelling(enum CXCursorKind Kind) {
return cxstring::createRef("OMPTeamsGenericLoopDirective");
case CXCursor_OMPTargetTeamsGenericLoopDirective:
return cxstring::createRef("OMPTargetTeamsGenericLoopDirective");
+ case CXCursor_OMPParallelGenericLoopDirective:
+ return cxstring::createRef("OMPParallelGenericLoopDirective");
case CXCursor_OverloadCandidate:
return cxstring::createRef("OverloadCandidate");
case CXCursor_TypeAliasTemplateDecl:
diff --git a/clang/tools/libclang/CXCursor.cpp b/clang/tools/libclang/CXCursor.cpp
index 1bc79765e64dd..bbd155e060dc9 100644
--- a/clang/tools/libclang/CXCursor.cpp
+++ b/clang/tools/libclang/CXCursor.cpp
@@ -832,6 +832,9 @@ CXCursor cxcursor::MakeCXCursor(const Stmt *S, const Decl *Parent,
case Stmt::OMPTargetTeamsGenericLoopDirectiveClass:
K = CXCursor_OMPTargetTeamsGenericLoopDirective;
break;
+ case Stmt::OMPParallelGenericLoopDirectiveClass:
+ K = CXCursor_OMPParallelGenericLoopDirective;
+ break;
case Stmt::BuiltinBitCastExprClass:
K = CXCursor_BuiltinBitCastExpr;
}
diff --git a/llvm/include/llvm/Frontend/OpenMP/OMP.td b/llvm/include/llvm/Frontend/OpenMP/OMP.td
index cbe97c866f5b6..d8ccaede74b34 100644
--- a/llvm/include/llvm/Frontend/OpenMP/OMP.td
+++ b/llvm/include/llvm/Frontend/OpenMP/OMP.td
@@ -1808,6 +1808,26 @@ def OMP_target_teams_loop : Directive<"target teams loop"> {
VersionedClause<OMPC_ThreadLimit>,
];
}
+def OMP_parallel_loop : Directive<"parallel loop"> {
+ let allowedClauses = [
+ VersionedClause<OMPC_Allocate>,
+ VersionedClause<OMPC_Copyin>,
+ VersionedClause<OMPC_FirstPrivate>,
+ VersionedClause<OMPC_LastPrivate>,
+ VersionedClause<OMPC_Private>,
+ VersionedClause<OMPC_Reduction>,
+ VersionedClause<OMPC_Shared>,
+ ];
+ let allowedOnceClauses = [
+ VersionedClause<OMPC_Bind, 50>,
+ VersionedClause<OMPC_Collapse>,
+ VersionedClause<OMPC_Default>,
+ VersionedClause<OMPC_If>,
+ VersionedClause<OMPC_NumThreads>,
+ VersionedClause<OMPC_Order>,
+ VersionedClause<OMPC_ProcBind>,
+ ];
+}
def OMP_Metadirective : Directive<"metadirective"> {
let allowedClauses = [VersionedClause<OMPC_When>];
let allowedOnceClauses = [VersionedClause<OMPC_Default>];
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