[mips] Print move instructions.

"move $4, $5" is printed instead of "or $4, $5, $zero".

llvm-svn: 176455
diff --git a/llvm/test/CodeGen/Mips/frame-address.ll b/llvm/test/CodeGen/Mips/frame-address.ll
index 9b9ee21..92946d9 100644
--- a/llvm/test/CodeGen/Mips/frame-address.ll
+++ b/llvm/test/CodeGen/Mips/frame-address.ll
@@ -8,5 +8,5 @@
   ret i8* %0
 
 ; CHECK:   move    $fp, $sp
-; CHECK:   or    $2, $fp, $zero
+; CHECK:   move    $2, $fp
 }