[OpenMP] Parsing + sema for target parallel directive.

Summary:
This patch adds parsing + sema for the target parallel directive and its clauses along with testcases.

Reviewers: ABataev

Differential Revision: http://reviews.llvm.org/D16553

Rebased to current trunk and updated test cases.

llvm-svn: 258832

3 files changed, 35 insertions, 0 deletions

diff --git a/clang/lib/AST/StmtOpenMP.cpp b/clang/lib/AST/StmtOpenMP.cpp
index 4ac2ca2abd0..ba0b93c78a0 100644
--- a/clang/lib/AST/StmtOpenMP.cpp
+++ b/clang/lib/AST/StmtOpenMP.cpp
@@ -694,6 +694,30 @@ OMPTargetDirective *OMPTargetDirective::CreateEmpty(const ASTContext &C,
   return new (Mem) OMPTargetDirective(NumClauses);
 }
 
+OMPTargetParallelDirective *OMPTargetParallelDirective::Create(
+    const ASTContext &C, SourceLocation StartLoc, SourceLocation EndLoc,
+    ArrayRef<OMPClause *> Clauses, Stmt *AssociatedStmt) {
+  unsigned Size = llvm::alignTo(sizeof(OMPTargetParallelDirective),
+                                llvm::alignOf<OMPClause *>());
+  void *Mem =
+      C.Allocate(Size + sizeof(OMPClause *) * Clauses.size() + sizeof(Stmt *));
+  OMPTargetParallelDirective *Dir =
+      new (Mem) OMPTargetParallelDirective(StartLoc, EndLoc, Clauses.size());
+  Dir->setClauses(Clauses);
+  Dir->setAssociatedStmt(AssociatedStmt);
+  return Dir;
+}
+
+OMPTargetParallelDirective *
+OMPTargetParallelDirective::CreateEmpty(const ASTContext &C,
+                                        unsigned NumClauses, EmptyShell) {
+  unsigned Size = llvm::alignTo(sizeof(OMPTargetParallelDirective),
+                                llvm::alignOf<OMPClause *>());
+  void *Mem =
+      C.Allocate(Size + sizeof(OMPClause *) * NumClauses + sizeof(Stmt *));
+  return new (Mem) OMPTargetParallelDirective(NumClauses);
+}
+
 OMPTargetDataDirective *OMPTargetDataDirective::Create(
     const ASTContext &C, SourceLocation StartLoc, SourceLocation EndLoc,
     ArrayRef<OMPClause *> Clauses, Stmt *AssociatedStmt) {
diff --git a/clang/lib/AST/StmtPrinter.cpp b/clang/lib/AST/StmtPrinter.cpp
index d8f6fdb8632..7cc597dabe8 100644
--- a/clang/lib/AST/StmtPrinter.cpp
+++ b/clang/lib/AST/StmtPrinter.cpp
@@ -1083,6 +1083,12 @@ void StmtPrinter::VisitOMPTargetExitDataDirective(
   PrintOMPExecutableDirective(Node);
 }
 
+void StmtPrinter::VisitOMPTargetParallelDirective(
+    OMPTargetParallelDirective *Node) {
+  Indent() << "#pragma omp target parallel ";
+  PrintOMPExecutableDirective(Node);
+}
+
 void StmtPrinter::VisitOMPTeamsDirective(OMPTeamsDirective *Node) {
   Indent() << "#pragma omp teams ";
   PrintOMPExecutableDirective(Node);
diff --git a/clang/lib/AST/StmtProfile.cpp b/clang/lib/AST/StmtProfile.cpp
index 0ddb928da27..f490a2aba33 100644
--- a/clang/lib/AST/StmtProfile.cpp
+++ b/clang/lib/AST/StmtProfile.cpp
@@ -594,6 +594,11 @@ void StmtProfiler::VisitOMPTargetExitDataDirective(
   VisitOMPExecutableDirective(S);
 }
 
+void StmtProfiler::VisitOMPTargetParallelDirective(
+    const OMPTargetParallelDirective *S) {
+  VisitOMPExecutableDirective(S);
+}
+
 void StmtProfiler::VisitOMPTeamsDirective(const OMPTeamsDirective *S) {
   VisitOMPExecutableDirective(S);
 }