Code review cleanup for r175697

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175739 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PowerPC/PPCISelDAGToDAG.cpp b/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
index 8663dd4..561099b 100644
--- a/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
+++ b/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
@@ -1524,20 +1524,16 @@
     // If the relocation information isn't already present on the
     // immediate operand, add it now.
     if (ReplaceFlags) {
-      GlobalAddressSDNode *GA = dyn_cast<GlobalAddressSDNode>(ImmOpnd);
-
-      if (GA) {
+      if (GlobalAddressSDNode *GA = dyn_cast<GlobalAddressSDNode>(ImmOpnd)) {
         DebugLoc dl = GA->getDebugLoc();
         const GlobalValue *GV = GA->getGlobal();
         ImmOpnd = CurDAG->getTargetGlobalAddress(GV, dl, MVT::i64, 0, Flags);
-      } else {
-        ConstantPoolSDNode *CP = dyn_cast<ConstantPoolSDNode>(ImmOpnd);
-        if (CP) {
-          const Constant *C = CP->getConstVal();
-          ImmOpnd = CurDAG->getTargetConstantPool(C, MVT::i64,
-                                                  CP->getAlignment(),
-                                                  0, Flags);
-        }
+      }
+      else if (ConstantPoolSDNode *CP = dyn_cast<ConstantPoolSDNode>(ImmOpnd)) {
+        const Constant *C = CP->getConstVal();
+        ImmOpnd = CurDAG->getTargetConstantPool(C, MVT::i64,
+                                                CP->getAlignment(),
+                                                0, Flags);
       }
     }