Implement shifts properly (hopefilly - finally!)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76005 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/SystemZ/SystemZISelLowering.cpp b/lib/Target/SystemZ/SystemZISelLowering.cpp
index 952f4ed..6dea471 100644
--- a/lib/Target/SystemZ/SystemZISelLowering.cpp
+++ b/lib/Target/SystemZ/SystemZISelLowering.cpp
@@ -52,7 +52,7 @@
 
   // Set shifts properties
   setShiftAmountFlavor(Extend);
-  setShiftAmountType(MVT::i32);
+  setShiftAmountType(MVT::i64);
 
   // Provide all sorts of operation actions
   setLoadExtAction(ISD::SEXTLOAD, MVT::i1, Promote);