Make it a little bit more explicit that the MBlaze backend only supports upto
32-bit immediate values.

llvm-svn: 119950
diff --git a/llvm/lib/Target/MBlaze/MBlazeAsmPrinter.cpp b/llvm/lib/Target/MBlaze/MBlazeAsmPrinter.cpp
index d919d43..6c206d0 100644
--- a/llvm/lib/Target/MBlaze/MBlazeAsmPrinter.cpp
+++ b/llvm/lib/Target/MBlaze/MBlazeAsmPrinter.cpp
@@ -145,7 +145,7 @@
     break;
 
   case MachineOperand::MO_Immediate:
-    O << (int)MO.getImm();
+    O << (int32_t)MO.getImm();
     break;
 
   case MachineOperand::MO_FPImmediate: {
@@ -188,7 +188,7 @@
                                         raw_ostream &O) {
   const MachineOperand &MO = MI->getOperand(opNum);
   if (MO.isImm())
-    O << (unsigned int)MO.getImm();
+    O << (uint32_t)MO.getImm();
   else
     printOperand(MI, opNum, O);
 }