More extloads

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75950 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/SystemZ/SystemZISelLowering.cpp b/lib/Target/SystemZ/SystemZISelLowering.cpp
index 6860420..54e3b9e 100644
--- a/lib/Target/SystemZ/SystemZISelLowering.cpp
+++ b/lib/Target/SystemZ/SystemZISelLowering.cpp
@@ -52,6 +52,9 @@
   setShiftAmountType(MVT::i32);
 
   // Provide all sorts of operation actions
+  setLoadExtAction(ISD::SEXTLOAD, MVT::i1, Promote);
+  setLoadExtAction(ISD::ZEXTLOAD, MVT::i1, Promote);
+  setLoadExtAction(ISD::EXTLOAD,  MVT::i1, Promote);
 
   setStackPointerRegisterToSaveRestore(SystemZ::R15D);
   setSchedulingPreference(SchedulingForLatency);