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-rw-r--r--clang/lib/AST/Stmt.cpp24
-rw-r--r--clang/lib/AST/StmtPrinter.cpp6
-rw-r--r--clang/lib/AST/StmtProfile.cpp5
-rw-r--r--clang/lib/Basic/OpenMPKinds.cpp18
-rw-r--r--clang/lib/CodeGen/CGStmt.cpp3
-rw-r--r--clang/lib/CodeGen/CGStmtOpenMP.cpp5
-rw-r--r--clang/lib/CodeGen/CodeGenFunction.h1
-rw-r--r--clang/lib/Parse/ParseOpenMP.cpp10
-rw-r--r--clang/lib/Sema/SemaOpenMP.cpp66
-rw-r--r--clang/lib/Sema/TreeTransform.h11
-rw-r--r--clang/lib/Serialization/ASTReaderStmt.cpp13
-rw-r--r--clang/lib/Serialization/ASTWriterStmt.cpp8
-rw-r--r--clang/lib/StaticAnalyzer/Core/ExprEngine.cpp1
13 files changed, 164 insertions, 7 deletions
diff --git a/clang/lib/AST/Stmt.cpp b/clang/lib/AST/Stmt.cpp
index 16e7d3c73f1..9cd3831bf26 100644
--- a/clang/lib/AST/Stmt.cpp
+++ b/clang/lib/AST/Stmt.cpp
@@ -1504,3 +1504,27 @@ OMPParallelForDirective::CreateEmpty(const ASTContext &C, unsigned NumClauses,
return new (Mem) OMPParallelForDirective(CollapsedNum, NumClauses);
}
+OMPParallelSectionsDirective *OMPParallelSectionsDirective::Create(
+ const ASTContext &C, SourceLocation StartLoc, SourceLocation EndLoc,
+ ArrayRef<OMPClause *> Clauses, Stmt *AssociatedStmt) {
+ unsigned Size = llvm::RoundUpToAlignment(sizeof(OMPParallelSectionsDirective),
+ llvm::alignOf<OMPClause *>());
+ void *Mem =
+ C.Allocate(Size + sizeof(OMPClause *) * Clauses.size() + sizeof(Stmt *));
+ OMPParallelSectionsDirective *Dir =
+ new (Mem) OMPParallelSectionsDirective(StartLoc, EndLoc, Clauses.size());
+ Dir->setClauses(Clauses);
+ Dir->setAssociatedStmt(AssociatedStmt);
+ return Dir;
+}
+
+OMPParallelSectionsDirective *
+OMPParallelSectionsDirective::CreateEmpty(const ASTContext &C,
+ unsigned NumClauses, EmptyShell) {
+ unsigned Size = llvm::RoundUpToAlignment(sizeof(OMPParallelSectionsDirective),
+ llvm::alignOf<OMPClause *>());
+ void *Mem =
+ C.Allocate(Size + sizeof(OMPClause *) * NumClauses + sizeof(Stmt *));
+ return new (Mem) OMPParallelSectionsDirective(NumClauses);
+}
+
diff --git a/clang/lib/AST/StmtPrinter.cpp b/clang/lib/AST/StmtPrinter.cpp
index 9e88ca91186..1d01e655655 100644
--- a/clang/lib/AST/StmtPrinter.cpp
+++ b/clang/lib/AST/StmtPrinter.cpp
@@ -820,6 +820,12 @@ void StmtPrinter::VisitOMPParallelForDirective(OMPParallelForDirective *Node) {
PrintOMPExecutableDirective(Node);
}
+void StmtPrinter::VisitOMPParallelSectionsDirective(
+ OMPParallelSectionsDirective *Node) {
+ Indent() << "#pragma omp parallel sections ";
+ PrintOMPExecutableDirective(Node);
+}
+
//===----------------------------------------------------------------------===//
// Expr printing methods.
//===----------------------------------------------------------------------===//
diff --git a/clang/lib/AST/StmtProfile.cpp b/clang/lib/AST/StmtProfile.cpp
index 73ec8d733a6..db691a93edb 100644
--- a/clang/lib/AST/StmtProfile.cpp
+++ b/clang/lib/AST/StmtProfile.cpp
@@ -385,6 +385,11 @@ StmtProfiler::VisitOMPParallelForDirective(const OMPParallelForDirective *S) {
VisitOMPExecutableDirective(S);
}
+void StmtProfiler::VisitOMPParallelSectionsDirective(
+ const OMPParallelSectionsDirective *S) {
+ VisitOMPExecutableDirective(S);
+}
+
void StmtProfiler::VisitExpr(const Expr *S) {
VisitStmt(S);
}
diff --git a/clang/lib/Basic/OpenMPKinds.cpp b/clang/lib/Basic/OpenMPKinds.cpp
index 6107de16726..b48c02ca266 100644
--- a/clang/lib/Basic/OpenMPKinds.cpp
+++ b/clang/lib/Basic/OpenMPKinds.cpp
@@ -227,6 +227,16 @@ bool clang::isAllowedClauseForDirective(OpenMPDirectiveKind DKind,
break;
}
break;
+ case OMPD_parallel_sections:
+ switch (CKind) {
+#define OPENMP_PARALLEL_SECTIONS_CLAUSE(Name) \
+ case OMPC_##Name: \
+ return true;
+#include "clang/Basic/OpenMPKinds.def"
+ default:
+ break;
+ }
+ break;
case OMPD_unknown:
case OMPD_threadprivate:
case OMPD_task:
@@ -243,13 +253,13 @@ bool clang::isOpenMPLoopDirective(OpenMPDirectiveKind DKind) {
bool clang::isOpenMPWorksharingDirective(OpenMPDirectiveKind DKind) {
return DKind == OMPD_for || DKind == OMPD_sections || DKind == OMPD_section ||
- DKind == OMPD_single ||
- DKind == OMPD_parallel_for; // TODO add next directives.
+ DKind == OMPD_single || DKind == OMPD_parallel_for ||
+ DKind == OMPD_parallel_sections; // TODO add next directives.
}
bool clang::isOpenMPParallelDirective(OpenMPDirectiveKind DKind) {
- return DKind == OMPD_parallel ||
- DKind == OMPD_parallel_for; // TODO add next directives.
+ return DKind == OMPD_parallel || DKind == OMPD_parallel_for ||
+ DKind == OMPD_parallel_sections; // TODO add next directives.
}
bool clang::isOpenMPSimdDirective(OpenMPDirectiveKind DKind) {
diff --git a/clang/lib/CodeGen/CGStmt.cpp b/clang/lib/CodeGen/CGStmt.cpp
index 72dd17f5195..cd86eeb1216 100644
--- a/clang/lib/CodeGen/CGStmt.cpp
+++ b/clang/lib/CodeGen/CGStmt.cpp
@@ -197,6 +197,9 @@ void CodeGenFunction::EmitStmt(const Stmt *S) {
case Stmt::OMPParallelForDirectiveClass:
EmitOMPParallelForDirective(cast<OMPParallelForDirective>(*S));
break;
+ case Stmt::OMPParallelSectionsDirectiveClass:
+ EmitOMPParallelSectionsDirective(cast<OMPParallelSectionsDirective>(*S));
+ break;
}
}
diff --git a/clang/lib/CodeGen/CGStmtOpenMP.cpp b/clang/lib/CodeGen/CGStmtOpenMP.cpp
index 46c1d783c2e..e253efc2cb3 100644
--- a/clang/lib/CodeGen/CGStmtOpenMP.cpp
+++ b/clang/lib/CodeGen/CGStmtOpenMP.cpp
@@ -95,3 +95,8 @@ CodeGenFunction::EmitOMPParallelForDirective(const OMPParallelForDirective &) {
llvm_unreachable("CodeGen for 'omp parallel for' is not supported yet.");
}
+void CodeGenFunction::EmitOMPParallelSectionsDirective(
+ const OMPParallelSectionsDirective &) {
+ llvm_unreachable("CodeGen for 'omp parallel sections' is not supported yet.");
+}
+
diff --git a/clang/lib/CodeGen/CodeGenFunction.h b/clang/lib/CodeGen/CodeGenFunction.h
index 6aa3f9a0691..c04fc3e9e70 100644
--- a/clang/lib/CodeGen/CodeGenFunction.h
+++ b/clang/lib/CodeGen/CodeGenFunction.h
@@ -1904,6 +1904,7 @@ public:
void EmitOMPSectionDirective(const OMPSectionDirective &S);
void EmitOMPSingleDirective(const OMPSingleDirective &S);
void EmitOMPParallelForDirective(const OMPParallelForDirective &S);
+ void EmitOMPParallelSectionsDirective(const OMPParallelSectionsDirective &S);
//===--------------------------------------------------------------------===//
// LValue Expression Emission
diff --git a/clang/lib/Parse/ParseOpenMP.cpp b/clang/lib/Parse/ParseOpenMP.cpp
index a6bc3a2c332..b3a1063ed23 100644
--- a/clang/lib/Parse/ParseOpenMP.cpp
+++ b/clang/lib/Parse/ParseOpenMP.cpp
@@ -40,6 +40,9 @@ static OpenMPDirectiveKind ParseOpenMPDirectiveKind(Parser &P) {
if (SDKind == OMPD_for) {
P.ConsumeToken();
DKind = OMPD_parallel_for;
+ } else if (SDKind == OMPD_sections) {
+ P.ConsumeToken();
+ DKind = OMPD_parallel_sections;
}
}
return DKind;
@@ -85,6 +88,7 @@ Parser::DeclGroupPtrTy Parser::ParseOpenMPDeclarativeDirective() {
case OMPD_section:
case OMPD_single:
case OMPD_parallel_for:
+ case OMPD_parallel_sections:
Diag(Tok, diag::err_omp_unexpected_directive)
<< getOpenMPDirectiveName(DKind);
break;
@@ -101,7 +105,8 @@ Parser::DeclGroupPtrTy Parser::ParseOpenMPDeclarativeDirective() {
///
/// executable-directive:
/// annot_pragma_openmp 'parallel' | 'simd' | 'for' | 'sections' |
-/// 'section' | 'single' | 'parallel for' {clause} annot_pragma_openmp_end
+/// 'section' | 'single' | 'parallel for' | 'parallel sections' {clause}
+/// annot_pragma_openmp_end
///
StmtResult Parser::ParseOpenMPDeclarativeOrExecutableDirective() {
assert(Tok.is(tok::annot_pragma_openmp) && "Not an OpenMP directive!");
@@ -141,7 +146,8 @@ StmtResult Parser::ParseOpenMPDeclarativeOrExecutableDirective() {
case OMPD_sections:
case OMPD_single:
case OMPD_section:
- case OMPD_parallel_for: {
+ case OMPD_parallel_for:
+ case OMPD_parallel_sections: {
ConsumeToken();
if (isOpenMPLoopDirective(DKind))
diff --git a/clang/lib/Sema/SemaOpenMP.cpp b/clang/lib/Sema/SemaOpenMP.cpp
index 5ce0c84f84a..a7ad809778d 100644
--- a/clang/lib/Sema/SemaOpenMP.cpp
+++ b/clang/lib/Sema/SemaOpenMP.cpp
@@ -976,6 +976,14 @@ void Sema::ActOnOpenMPRegionStart(OpenMPDirectiveKind DKind, Scope *CurScope) {
Params);
break;
}
+ case OMPD_parallel_sections: {
+ Sema::CapturedParamNameType Params[] = {
+ std::make_pair(StringRef(), QualType()) // __context with shared vars
+ };
+ ActOnCapturedRegionStart(DSAStack->getConstructLoc(), CurScope, CR_OpenMP,
+ Params);
+ break;
+ }
case OMPD_threadprivate:
case OMPD_task:
llvm_unreachable("OpenMP Directive is not allowed");
@@ -998,6 +1006,7 @@ bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | parallel | section | + |
// | parallel | single | * |
// | parallel | parallel for | * |
+ // | parallel |parallel sections| * |
// +------------------+-----------------+------------------------------------+
// | for | parallel | * |
// | for | for | + |
@@ -1006,6 +1015,7 @@ bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | for | section | + |
// | for | single | + |
// | for | parallel for | * |
+ // | for |parallel sections| * |
// +------------------+-----------------+------------------------------------+
// | simd | parallel | |
// | simd | for | |
@@ -1014,6 +1024,7 @@ bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | simd | section | |
// | simd | single | |
// | simd | parallel for | |
+ // | simd |parallel sections| |
// +------------------+-----------------+------------------------------------+
// | sections | parallel | * |
// | sections | for | + |
@@ -1022,6 +1033,7 @@ bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | sections | section | * |
// | sections | single | + |
// | sections | parallel for | * |
+ // | sections |parallel sections| * |
// +------------------+-----------------+------------------------------------+
// | section | parallel | * |
// | section | for | + |
@@ -1030,6 +1042,7 @@ bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | section | section | + |
// | section | single | + |
// | section | parallel for | * |
+ // | section |parallel sections| * |
// +------------------+-----------------+------------------------------------+
// | single | parallel | * |
// | single | for | + |
@@ -1038,6 +1051,7 @@ bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | single | section | + |
// | single | single | + |
// | single | parallel for | * |
+ // | single |parallel sections| * |
// +------------------+-----------------+------------------------------------+
// | parallel for | parallel | * |
// | parallel for | for | + |
@@ -1046,6 +1060,16 @@ bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// | parallel for | section | + |
// | parallel for | single | + |
// | parallel for | parallel for | * |
+ // | parallel for |parallel sections| * |
+ // +------------------+-----------------+------------------------------------+
+ // | parallel sections| parallel | * |
+ // | parallel sections| for | + |
+ // | parallel sections| simd | * |
+ // | parallel sections| sections | + |
+ // | parallel sections| section | * |
+ // | parallel sections| single | + |
+ // | parallel sections| parallel for | * |
+ // | parallel sections|parallel sections| * |
// +------------------+-----------------+------------------------------------+
if (Stack->getCurScope()) {
auto ParentRegion = Stack->getParentDirective();
@@ -1063,7 +1087,8 @@ bool CheckNestingOfRegions(Sema &SemaRef, DSAStackTy *Stack,
// Orphaned section directives are prohibited. That is, the section
// directives must appear within the sections construct and must not be
// encountered elsewhere in the sections region.
- if (ParentRegion != OMPD_sections) {
+ if (ParentRegion != OMPD_sections &&
+ ParentRegion != OMPD_parallel_sections) {
SemaRef.Diag(StartLoc, diag::err_omp_orphaned_section_directive)
<< (ParentRegion != OMPD_unknown)
<< getOpenMPDirectiveName(ParentRegion);
@@ -1155,6 +1180,10 @@ StmtResult Sema::ActOnOpenMPExecutableDirective(OpenMPDirectiveKind Kind,
Res = ActOnOpenMPParallelForDirective(ClausesWithImplicit, AStmt, StartLoc,
EndLoc, VarsWithInheritedDSA);
break;
+ case OMPD_parallel_sections:
+ Res = ActOnOpenMPParallelSectionsDirective(ClausesWithImplicit, AStmt,
+ StartLoc, EndLoc);
+ break;
case OMPD_threadprivate:
case OMPD_task:
llvm_unreachable("OpenMP Directive is not allowed");
@@ -1834,6 +1863,41 @@ StmtResult Sema::ActOnOpenMPParallelForDirective(
NestedLoopCount, Clauses, AStmt);
}
+StmtResult
+Sema::ActOnOpenMPParallelSectionsDirective(ArrayRef<OMPClause *> Clauses,
+ Stmt *AStmt, SourceLocation StartLoc,
+ SourceLocation EndLoc) {
+ assert(AStmt && isa<CapturedStmt>(AStmt) && "Captured statement expected");
+ auto BaseStmt = AStmt;
+ while (CapturedStmt *CS = dyn_cast_or_null<CapturedStmt>(BaseStmt))
+ BaseStmt = CS->getCapturedStmt();
+ if (auto C = dyn_cast_or_null<CompoundStmt>(BaseStmt)) {
+ auto S = C->children();
+ if (!S)
+ return StmtError();
+ // All associated statements must be '#pragma omp section' except for
+ // the first one.
+ for (++S; S; ++S) {
+ auto SectionStmt = *S;
+ if (!SectionStmt || !isa<OMPSectionDirective>(SectionStmt)) {
+ if (SectionStmt)
+ Diag(SectionStmt->getLocStart(),
+ diag::err_omp_parallel_sections_substmt_not_section);
+ return StmtError();
+ }
+ }
+ } else {
+ Diag(AStmt->getLocStart(),
+ diag::err_omp_parallel_sections_not_compound_stmt);
+ return StmtError();
+ }
+
+ getCurFunction()->setHasBranchProtectedScope();
+
+ return OMPParallelSectionsDirective::Create(Context, StartLoc, EndLoc,
+ Clauses, AStmt);
+}
+
OMPClause *Sema::ActOnOpenMPSingleExprClause(OpenMPClauseKind Kind, Expr *Expr,
SourceLocation StartLoc,
SourceLocation LParenLoc,
diff --git a/clang/lib/Sema/TreeTransform.h b/clang/lib/Sema/TreeTransform.h
index 7a5cc3cb731..5626ad59241 100644
--- a/clang/lib/Sema/TreeTransform.h
+++ b/clang/lib/Sema/TreeTransform.h
@@ -6494,6 +6494,17 @@ StmtResult TreeTransform<Derived>::TransformOMPParallelForDirective(
return Res;
}
+template <typename Derived>
+StmtResult TreeTransform<Derived>::TransformOMPParallelSectionsDirective(
+ OMPParallelSectionsDirective *D) {
+ DeclarationNameInfo DirName;
+ getDerived().getSema().StartOpenMPDSABlock(OMPD_parallel_sections, DirName,
+ nullptr, D->getLocStart());
+ 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 249a4b23c9e..cee2aa23b98 100644
--- a/clang/lib/Serialization/ASTReaderStmt.cpp
+++ b/clang/lib/Serialization/ASTReaderStmt.cpp
@@ -1950,6 +1950,14 @@ void ASTStmtReader::VisitOMPParallelForDirective(OMPParallelForDirective *D) {
VisitOMPExecutableDirective(D);
}
+void ASTStmtReader::VisitOMPParallelSectionsDirective(
+ OMPParallelSectionsDirective *D) {
+ VisitStmt(D);
+ // The NumClauses field was read in ReadStmtFromStream.
+ ++Idx;
+ VisitOMPExecutableDirective(D);
+}
+
//===----------------------------------------------------------------------===//
// ASTReader Implementation
//===----------------------------------------------------------------------===//
@@ -2470,6 +2478,11 @@ Stmt *ASTReader::ReadStmtFromStream(ModuleFile &F) {
break;
}
+ case STMT_OMP_PARALLEL_SECTIONS_DIRECTIVE:
+ S = OMPParallelSectionsDirective::CreateEmpty(
+ Context, Record[ASTStmtReader::NumStmtFields], Empty);
+ break;
+
case EXPR_CXX_OPERATOR_CALL:
S = new (Context) CXXOperatorCallExpr(Context, Empty);
break;
diff --git a/clang/lib/Serialization/ASTWriterStmt.cpp b/clang/lib/Serialization/ASTWriterStmt.cpp
index e1bce17c6fd..8f0c69e4318 100644
--- a/clang/lib/Serialization/ASTWriterStmt.cpp
+++ b/clang/lib/Serialization/ASTWriterStmt.cpp
@@ -1859,6 +1859,14 @@ void ASTStmtWriter::VisitOMPParallelForDirective(OMPParallelForDirective *D) {
Code = serialization::STMT_OMP_PARALLEL_FOR_DIRECTIVE;
}
+void ASTStmtWriter::VisitOMPParallelSectionsDirective(
+ OMPParallelSectionsDirective *D) {
+ VisitStmt(D);
+ Record.push_back(D->getNumClauses());
+ VisitOMPExecutableDirective(D);
+ Code = serialization::STMT_OMP_PARALLEL_SECTIONS_DIRECTIVE;
+}
+
//===----------------------------------------------------------------------===//
// ASTWriter Implementation
//===----------------------------------------------------------------------===//
diff --git a/clang/lib/StaticAnalyzer/Core/ExprEngine.cpp b/clang/lib/StaticAnalyzer/Core/ExprEngine.cpp
index 15913f52a72..9b7e746b1c6 100644
--- a/clang/lib/StaticAnalyzer/Core/ExprEngine.cpp
+++ b/clang/lib/StaticAnalyzer/Core/ExprEngine.cpp
@@ -738,6 +738,7 @@ void ExprEngine::Visit(const Stmt *S, ExplodedNode *Pred,
case Stmt::OMPSectionDirectiveClass:
case Stmt::OMPSingleDirectiveClass:
case Stmt::OMPParallelForDirectiveClass:
+ case Stmt::OMPParallelSectionsDirectiveClass:
llvm_unreachable("Stmt should not be in analyzer evaluation loop");
case Stmt::ObjCSubscriptRefExprClass:
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