R600: Add support for native control flow

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178505 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/R600/AMDGPUTargetMachine.cpp b/lib/Target/R600/AMDGPUTargetMachine.cpp
index 45b1be0..e7ea876 100644
--- a/lib/Target/R600/AMDGPUTargetMachine.cpp
+++ b/lib/Target/R600/AMDGPUTargetMachine.cpp
@@ -153,6 +153,7 @@
     addPass(createAMDGPUCFGStructurizerPass(*TM));
     addPass(createR600EmitClauseMarkers(*TM));
     addPass(createR600ExpandSpecialInstrsPass(*TM));
+    addPass(createR600ControlFlowFinalizer(*TM));
     addPass(&FinalizeMachineBundlesID);
   } else {
     addPass(createSILowerControlFlowPass(*TM));