[OPENMP] Initial support for parsing and sema analysis of 'untied' clause.

llvm-svn: 213257

2 files changed, 19 insertions, 0 deletions

diff --git a/clang/lib/Sema/SemaOpenMP.cpp b/clang/lib/Sema/SemaOpenMP.cpp
index ef36e7e901e..85a9ccffd8c 100644
--- a/clang/lib/Sema/SemaOpenMP.cpp
+++ b/clang/lib/Sema/SemaOpenMP.cpp
@@ -2068,6 +2068,7 @@ OMPClause *Sema::ActOnOpenMPSingleExprClause(OpenMPClauseKind Kind, Expr *Expr,
   case OMPC_copyprivate:
   case OMPC_ordered:
   case OMPC_nowait:
+  case OMPC_untied:
   case OMPC_threadprivate:
   case OMPC_unknown:
     llvm_unreachable("Clause is not allowed.");
@@ -2268,6 +2269,7 @@ OMPClause *Sema::ActOnOpenMPSimpleClause(
   case OMPC_copyprivate:
   case OMPC_ordered:
   case OMPC_nowait:
+  case OMPC_untied:
   case OMPC_threadprivate:
   case OMPC_unknown:
     llvm_unreachable("Clause is not allowed.");
@@ -2380,6 +2382,7 @@ OMPClause *Sema::ActOnOpenMPSingleExprWithArgClause(
   case OMPC_copyprivate:
   case OMPC_ordered:
   case OMPC_nowait:
+  case OMPC_untied:
   case OMPC_threadprivate:
   case OMPC_unknown:
     llvm_unreachable("Clause is not allowed.");
@@ -2454,6 +2457,9 @@ OMPClause *Sema::ActOnOpenMPClause(OpenMPClauseKind Kind,
   case OMPC_nowait:
     Res = ActOnOpenMPNowaitClause(StartLoc, EndLoc);
     break;
+  case OMPC_untied:
+    Res = ActOnOpenMPUntiedClause(StartLoc, EndLoc);
+    break;
   case OMPC_if:
   case OMPC_final:
   case OMPC_num_threads:
@@ -2488,6 +2494,11 @@ OMPClause *Sema::ActOnOpenMPNowaitClause(SourceLocation StartLoc,
   return new (Context) OMPNowaitClause(StartLoc, EndLoc);
 }
 
+OMPClause *Sema::ActOnOpenMPUntiedClause(SourceLocation StartLoc,
+                                         SourceLocation EndLoc) {
+  return new (Context) OMPUntiedClause(StartLoc, EndLoc);
+}
+
 OMPClause *Sema::ActOnOpenMPVarListClause(
     OpenMPClauseKind Kind, ArrayRef<Expr *> VarList, Expr *TailExpr,
     SourceLocation StartLoc, SourceLocation LParenLoc, SourceLocation ColonLoc,
@@ -2535,6 +2546,7 @@ OMPClause *Sema::ActOnOpenMPVarListClause(
   case OMPC_schedule:
   case OMPC_ordered:
   case OMPC_nowait:
+  case OMPC_untied:
   case OMPC_threadprivate:
   case OMPC_unknown:
     llvm_unreachable("Clause is not allowed.");
diff --git a/clang/lib/Sema/TreeTransform.h b/clang/lib/Sema/TreeTransform.h
index 6eb18e8ac79..4a9cd78bb6e 100644
--- a/clang/lib/Sema/TreeTransform.h
+++ b/clang/lib/Sema/TreeTransform.h
@@ -6646,6 +6646,13 @@ TreeTransform<Derived>::TransformOMPNowaitClause(OMPNowaitClause *C) {
 
 template <typename Derived>
 OMPClause *
+TreeTransform<Derived>::TransformOMPUntiedClause(OMPUntiedClause *C) {
+  // No need to rebuild this clause, no template-dependent parameters.
+  return C;
+}
+
+template <typename Derived>
+OMPClause *
 TreeTransform<Derived>::TransformOMPPrivateClause(OMPPrivateClause *C) {
   llvm::SmallVector<Expr *, 16> Vars;
   Vars.reserve(C->varlist_size());