Remove unnecessary checking of register operands.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@140872 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/Mips/rotate.ll b/test/CodeGen/Mips/rotate.ll
index e7dc309..8e27f4a 100644
--- a/test/CodeGen/Mips/rotate.ll
+++ b/test/CodeGen/Mips/rotate.ll
@@ -1,6 +1,6 @@
 ; RUN: llc -march=mips -mcpu=4ke < %s | FileCheck %s
 
-; CHECK:  rotrv $2, $4, $2
+; CHECK:  rotrv $2, $4
 define i32 @rot0(i32 %a, i32 %b) nounwind readnone {
 entry:
   %shl = shl i32 %a, %b