diff options
Diffstat (limited to 'lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp')
-rw-r--r-- | lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp b/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp index 7d4ff32..1cccf1a 100644 --- a/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp +++ b/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp @@ -2265,12 +2265,15 @@ void DAGTypeLegalizer::ExpandIntRes_XMULO(SDNode *N, // A divide for UMULO will be faster than a function call. Select to // make sure we aren't using 0. SDValue isZero = DAG.getSetCC(dl, TLI.getSetCCResultType(VT), - RHS, DAG.getConstant(0, VT), ISD::SETNE); + RHS, DAG.getConstant(0, VT), ISD::SETEQ); SDValue NotZero = DAG.getNode(ISD::SELECT, dl, VT, isZero, DAG.getConstant(1, VT), RHS); SDValue DIV = DAG.getNode(ISD::UDIV, dl, VT, MUL, NotZero); SDValue Overflow = DAG.getSetCC(dl, N->getValueType(1), DIV, LHS, ISD::SETNE); + Overflow = DAG.getNode(ISD::SELECT, dl, N->getValueType(1), isZero, + DAG.getConstant(0, N->getValueType(1)), + Overflow); ReplaceValueWith(SDValue(N, 1), Overflow); return; } |