[OpenMP] Initial implementation of code generation for pragma 'teams distribute parallel for' on host

https://reviews.llvm.org/D40187

This patch implements code gen for 'teams distribute parallel for' on the host, including all its clauses and related regression tests.

llvm-svn: 318692
diff --git a/clang/lib/Basic/OpenMPKinds.cpp b/clang/lib/Basic/OpenMPKinds.cpp
index 2af2ed6..3dbcd4c 100644
--- a/clang/lib/Basic/OpenMPKinds.cpp
+++ b/clang/lib/Basic/OpenMPKinds.cpp
@@ -897,6 +897,10 @@
   case OMPD_target_simd:
     CaptureRegions.push_back(OMPD_target);
     break;
+  case OMPD_teams_distribute_parallel_for:
+    CaptureRegions.push_back(OMPD_teams);
+    CaptureRegions.push_back(OMPD_parallel);
+    break;
   case OMPD_teams:
   case OMPD_simd:
   case OMPD_for:
@@ -919,7 +923,6 @@
   case OMPD_distribute_simd:
   case OMPD_teams_distribute_simd:
   case OMPD_teams_distribute_parallel_for_simd:
-  case OMPD_teams_distribute_parallel_for:
   case OMPD_target_teams_distribute:
   case OMPD_target_teams_distribute_parallel_for:
   case OMPD_target_teams_distribute_parallel_for_simd: