[llvm] r331588 - [NFC][DagCombiner] unfoldMaskedMerge(): improve readability.

[Roman Lebedev via llvm-commits]

Author: lebedevri
Date: Sat May  5 03:39:54 2018
New Revision: 331588

URL: http://llvm.org/viewvc/llvm-project?rev=331588&view=rev
Log:
[NFC][DagCombiner] unfoldMaskedMerge(): improve readability.

Modified:
    llvm/trunk/lib/CodeGen/SelectionDAG/DAGCombiner.cpp

Modified: llvm/trunk/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/DAGCombiner.cpp?rev=331588&r1=331587&r2=331588&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/SelectionDAG/DAGCombiner.cpp (original)
+++ llvm/trunk/lib/CodeGen/SelectionDAG/DAGCombiner.cpp Sat May  5 03:39:54 2018
@@ -5387,11 +5387,11 @@ SDValue DAGCombiner::unfoldMaskedMerge(S
   auto matchAndXor = [&X, &Y, &M](SDValue And, unsigned XorIdx, SDValue Other) {
     if (And.getOpcode() != ISD::AND || !And.hasOneUse())
       return false;
-    if (And.getOperand(XorIdx).getOpcode() != ISD::XOR ||
-        !And.getOperand(XorIdx).hasOneUse())
+    SDValue Xor = And.getOperand(XorIdx);
+    if (Xor.getOpcode() != ISD::XOR || !Xor.hasOneUse())
       return false;
-    SDValue Xor0 = And.getOperand(XorIdx).getOperand(0);
-    SDValue Xor1 = And.getOperand(XorIdx).getOperand(1);
+    SDValue Xor0 = Xor.getOperand(0);
+    SDValue Xor1 = Xor.getOperand(1);
     if (Other == Xor0)
       std::swap(Xor0, Xor1);
     if (Other != Xor1)