Fix CodeGen/PowerPC/2006-10-17-brcc-miscompile.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31019 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index 997820dd64b4b531d237b0319dbd246d5adcf8e3..aa6f4ae98c5b5941726ddd46f3cc261cf2d635ff 100644 (file)
--- a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -3689,7 +3689,7 @@ SDOperand DAGCombiner::SimplifySetCC(MVT::ValueType VT, SDOperand N0,
             cast<ConstantSDNode>(N0.getOperand(1))->getValue() == 1) {
           // If this is (X^1) == 0/1, swap the RHS and eliminate the xor.  We
           // can only do this if the top bits are known zero.
-          if (TLI.MaskedValueIsZero(N1, 
+          if (TLI.MaskedValueIsZero(N0, 
                                     MVT::getIntVTBitMask(N0.getValueType())-1)){
             // Okay, get the un-inverted input value.
             SDOperand Val;