[OPENMP] Support for -fopenmp-simd option with compilation of simd loops
only.

Added support for -fopenmp-simd option that allows compilation of
simd-based constructs without emission of OpenMP runtime calls.

llvm-svn: 321560
diff --git a/clang/lib/CodeGen/CodeGenFunction.h b/clang/lib/CodeGen/CodeGenFunction.h
index dd4c2e4..a7c322d 100644
--- a/clang/lib/CodeGen/CodeGenFunction.h
+++ b/clang/lib/CodeGen/CodeGenFunction.h
@@ -2655,6 +2655,9 @@
   llvm::Value *EmitSEHExceptionInfo();
   llvm::Value *EmitSEHAbnormalTermination();
 
+  /// Emit simple code for OpenMP directives in Simd-only mode.
+  void EmitSimpleOMPExecutableDirective(const OMPExecutableDirective &D);
+
   /// Scan the outlined statement for captures from the parent function. For
   /// each capture, mark the capture as escaped and emit a call to
   /// llvm.localrecover. Insert the localrecover result into the LocalDeclMap.