DefinesPredicate should only look for def operands. Patch by Ludwig Meier.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149846 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMBaseInstrInfo.cpp b/lib/Target/ARM/ARMBaseInstrInfo.cpp
index a72c9b9..7f40ffd 100644
--- a/lib/Target/ARM/ARMBaseInstrInfo.cpp
+++ b/lib/Target/ARM/ARMBaseInstrInfo.cpp
@@ -513,7 +513,7 @@
   bool Found = false;
   for (unsigned i = 0, e = MI->getNumOperands(); i != e; ++i) {
     const MachineOperand &MO = MI->getOperand(i);
-    if (MO.isReg() && MO.getReg() == ARM::CPSR) {
+    if (MO.isReg() && MO.isDef() && MO.getReg() == ARM::CPSR) {
       Pred.push_back(MO);
       Found = true;
     }