diff options
Diffstat (limited to 'lib/CodeGen/SelectionDAG/LegalizeDAG.cpp')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/LegalizeDAG.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp index 0690c641db..feaf890e95 100644 --- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp +++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp @@ -1193,6 +1193,12 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) { Tmp1 = LegalizeOp(Node->getOperand(0)); // Legalize the chain if (Tmp1 != Node->getOperand(0)) Result = DAG.getNode(ISD::READCYCLECOUNTER, MVT::i64, Tmp1); + + // Since rdcc produce two values, make sure to remember that we legalized + // both of them. + AddLegalizedOperand(SDOperand(Node, 0), Result); + AddLegalizedOperand(SDOperand(Node, 1), Result.getValue(1)); + return Result.getValue(Op.ResNo); break; case ISD::TRUNCSTORE: |