[OpenMP] Sema and parsing for 'teams distribute parallel for simd' pragma

This patch is to implement sema and parsing for 'teams distribute parallel for simd' pragma.

Differential Revision: https://reviews.llvm.org/D27084

llvm-svn: 288294
diff --git a/clang/lib/AST/StmtOpenMP.cpp b/clang/lib/AST/StmtOpenMP.cpp
index 8eee7e4..e1cc5ee 100644
--- a/clang/lib/AST/StmtOpenMP.cpp
+++ b/clang/lib/AST/StmtOpenMP.cpp
@@ -1403,3 +1403,62 @@
                      numLoopChildren(CollapsedNum, OMPD_teams_distribute_simd));
   return new (Mem) OMPTeamsDistributeSimdDirective(CollapsedNum, NumClauses);
 }
+
+OMPTeamsDistributeParallelForSimdDirective *
+OMPTeamsDistributeParallelForSimdDirective::Create(
+    const ASTContext &C, SourceLocation StartLoc, SourceLocation EndLoc,
+    unsigned CollapsedNum, ArrayRef<OMPClause *> Clauses, Stmt *AssociatedStmt,
+    const HelperExprs &Exprs) {
+  auto Size = llvm::alignTo(sizeof(OMPTeamsDistributeParallelForSimdDirective),
+                            alignof(OMPClause *));
+  void *Mem =
+      C.Allocate(Size + sizeof(OMPClause *) * Clauses.size() +
+                 sizeof(Stmt *) *
+                     numLoopChildren(CollapsedNum,
+                                     OMPD_teams_distribute_parallel_for_simd));
+  OMPTeamsDistributeParallelForSimdDirective *Dir = new (Mem)
+      OMPTeamsDistributeParallelForSimdDirective(StartLoc, EndLoc, CollapsedNum,
+                                                 Clauses.size());
+  Dir->setClauses(Clauses);
+  Dir->setAssociatedStmt(AssociatedStmt);
+  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->setPrevLowerBoundVariable(Exprs.PrevLB);
+  Dir->setPrevUpperBoundVariable(Exprs.PrevUB);
+  Dir->setCounters(Exprs.Counters);
+  Dir->setPrivateCounters(Exprs.PrivateCounters);
+  Dir->setInits(Exprs.Inits);
+  Dir->setUpdates(Exprs.Updates);
+  Dir->setFinals(Exprs.Finals);
+  Dir->setPreInits(Exprs.PreInits);
+  return Dir;
+}
+
+OMPTeamsDistributeParallelForSimdDirective *
+OMPTeamsDistributeParallelForSimdDirective::CreateEmpty(const ASTContext &C,
+                                                        unsigned NumClauses,
+                                                        unsigned CollapsedNum,
+                                                        EmptyShell) {
+  auto Size = llvm::alignTo(sizeof(OMPTeamsDistributeParallelForSimdDirective),
+                            alignof(OMPClause *));
+  void *Mem =
+      C.Allocate(Size + sizeof(OMPClause *) * NumClauses +
+                 sizeof(Stmt *) *
+                     numLoopChildren(CollapsedNum,
+                                     OMPD_teams_distribute_parallel_for_simd));
+  return new (Mem)
+      OMPTeamsDistributeParallelForSimdDirective(CollapsedNum, NumClauses);
+}
diff --git a/clang/lib/AST/StmtPrinter.cpp b/clang/lib/AST/StmtPrinter.cpp
index e805984..f548e78 100644
--- a/clang/lib/AST/StmtPrinter.cpp
+++ b/clang/lib/AST/StmtPrinter.cpp
@@ -1215,6 +1215,12 @@
   PrintOMPExecutableDirective(Node);
 }
 
+void StmtPrinter::VisitOMPTeamsDistributeParallelForSimdDirective(
+    OMPTeamsDistributeParallelForSimdDirective *Node) {
+  Indent() << "#pragma omp teams distribute parallel for simd ";
+  PrintOMPExecutableDirective(Node);
+}
+
 //===----------------------------------------------------------------------===//
 //  Expr printing methods.
 //===----------------------------------------------------------------------===//
diff --git a/clang/lib/AST/StmtProfile.cpp b/clang/lib/AST/StmtProfile.cpp
index 5a27934..6cc20b7 100644
--- a/clang/lib/AST/StmtProfile.cpp
+++ b/clang/lib/AST/StmtProfile.cpp
@@ -738,6 +738,11 @@
   VisitOMPLoopDirective(S);
 }
 
+void StmtProfiler::VisitOMPTeamsDistributeParallelForSimdDirective(
+    const OMPTeamsDistributeParallelForSimdDirective *S) {
+  VisitOMPLoopDirective(S);
+}
+
 void StmtProfiler::VisitExpr(const Expr *S) {
   VisitStmt(S);
 }