Add codegen support for NEON vst4 intrinsics with <1 x i64> vectors.

llvm-svn: 83526
diff --git a/llvm/lib/Target/ARM/NEONPreAllocPass.cpp b/llvm/lib/Target/ARM/NEONPreAllocPass.cpp
index 773ca7e..19ff0b3 100644
--- a/llvm/lib/Target/ARM/NEONPreAllocPass.cpp
+++ b/llvm/lib/Target/ARM/NEONPreAllocPass.cpp
@@ -172,6 +172,7 @@
   case ARM::VST4d8:
   case ARM::VST4d16:
   case ARM::VST4d32:
+  case ARM::VST4d64:
   case ARM::VST4LNd8:
   case ARM::VST4LNd16:
   case ARM::VST4LNd32: