Typo.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73422 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMLoadStoreOptimizer.cpp b/lib/Target/ARM/ARMLoadStoreOptimizer.cpp
index 2224062..1b8223a 100644
--- a/lib/Target/ARM/ARMLoadStoreOptimizer.cpp
+++ b/lib/Target/ARM/ARMLoadStoreOptimizer.cpp
@@ -1040,7 +1040,7 @@
   Offset = ARM_AM::getAM3Opc(AddSub, OffImm);
 
   EvenReg = Op0->getOperand(0).getReg();
-  OddReg  = Op0->getOperand(1).getReg();
+  OddReg  = Op1->getOperand(0).getReg();
   if (EvenReg == OddReg)
     return false;
   BaseReg = Op0->getOperand(1).getReg();