[OpenMP] Sema and parse for 'distribute parallel for simd'

Summary: This patch is an implementation of sema and parsing for the OpenMP composite pragma 'distribute parallel for simd'.

Differential Revision: http://reviews.llvm.org/D21977

llvm-svn: 274530

3 files changed, 17 insertions, 0 deletions

diff --git a/clang/lib/CodeGen/CGStmt.cpp b/clang/lib/CodeGen/CGStmt.cpp
index 48e99e388a0..5e99f7ee677 100644
--- a/clang/lib/CodeGen/CGStmt.cpp
+++ b/clang/lib/CodeGen/CGStmt.cpp
@@ -284,6 +284,10 @@ void CodeGenFunction::EmitStmt(const Stmt *S) {
     EmitOMPDistributeParallelForDirective(
         cast<OMPDistributeParallelForDirective>(*S));
     break;
+  case Stmt::OMPDistributeParallelForSimdDirectiveClass:
+    EmitOMPDistributeParallelForSimdDirective(
+        cast<OMPDistributeParallelForSimdDirective>(*S));
+    break;
   }
 }
 
diff --git a/clang/lib/CodeGen/CGStmtOpenMP.cpp b/clang/lib/CodeGen/CGStmtOpenMP.cpp
index ad4e49d986c..86f0110eacd 100644
--- a/clang/lib/CodeGen/CGStmtOpenMP.cpp
+++ b/clang/lib/CodeGen/CGStmtOpenMP.cpp
@@ -1877,6 +1877,17 @@ void CodeGenFunction::EmitOMPDistributeParallelForDirective(
       });
 }
 
+void CodeGenFunction::EmitOMPDistributeParallelForSimdDirective(
+    const OMPDistributeParallelForSimdDirective &S) {
+  OMPLexicalScope Scope(*this, S, /*AsInlined=*/true);
+  CGM.getOpenMPRuntime().emitInlinedDirective(
+      *this, OMPD_distribute_parallel_for_simd,
+      [&S](CodeGenFunction &CGF, PrePostActionTy &) {
+        OMPLoopScope PreInitScope(CGF, S);
+        CGF.EmitStmt(
+            cast<CapturedStmt>(S.getAssociatedStmt())->getCapturedStmt());
+      });
+}
 /// \brief Emit a helper variable and return corresponding lvalue.
 static LValue EmitOMPHelperVar(CodeGenFunction &CGF,
                                const DeclRefExpr *Helper) {
diff --git a/clang/lib/CodeGen/CodeGenFunction.h b/clang/lib/CodeGen/CodeGenFunction.h
index 9d46ff2647c..a1132167c04 100644
--- a/clang/lib/CodeGen/CodeGenFunction.h
+++ b/clang/lib/CodeGen/CodeGenFunction.h
@@ -2499,6 +2499,8 @@ public:
   void EmitOMPDistributeLoop(const OMPDistributeDirective &S);
   void EmitOMPDistributeParallelForDirective(
       const OMPDistributeParallelForDirective &S);
+  void EmitOMPDistributeParallelForSimdDirective(
+      const OMPDistributeParallelForSimdDirective &S);
 
   /// Emit outlined function for the target directive.
   static std::pair<llvm::Function * /*OutlinedFn*/,