diff options
| -rw-r--r-- | lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp index 4bc0128bd5..53bc88d0c3 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp @@ -4109,7 +4109,18 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) { return 0; } case Intrinsic::uadd_with_overflow: { - // TODO: Convert to "ISD::UADDO" instruction. + // Convert to "ISD::UADDO" instruction. + SDValue Op1 = getValue(I.getOperand(1)); + SDValue Op2 = getValue(I.getOperand(2)); + MVT Ty = Op1.getValueType(); + + MVT ValueVTs[] = { Ty, MVT::i1 }; + SDValue Ops[] = { Op1, Op2 }; + + SDValue Result = DAG.getNode(ISD::UADDO, DAG.getVTList(&ValueVTs[0], 2), + &Ops[0], 2); + + setValue(&I, Result); return 0; } |