Add codegen support for NEON vst2 intrinsics with <1 x i64> vectors.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83513 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/NEONPreAllocPass.cpp b/lib/Target/ARM/NEONPreAllocPass.cpp
index 5de2810..3233f27 100644
--- a/lib/Target/ARM/NEONPreAllocPass.cpp
+++ b/lib/Target/ARM/NEONPreAllocPass.cpp
@@ -125,6 +125,7 @@
   case ARM::VST2d8:
   case ARM::VST2d16:
   case ARM::VST2d32:
+  case ARM::VST2d64:
   case ARM::VST2LNd8:
   case ARM::VST2LNd16:
   case ARM::VST2LNd32: