diff options
Diffstat (limited to 'lib/Target/R600/R600ISelLowering.cpp')
| -rw-r--r-- | lib/Target/R600/R600ISelLowering.cpp | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/lib/Target/R600/R600ISelLowering.cpp b/lib/Target/R600/R600ISelLowering.cpp index 1d2c5e1..5e9048a 100644 --- a/lib/Target/R600/R600ISelLowering.cpp +++ b/lib/Target/R600/R600ISelLowering.cpp @@ -862,10 +862,18 @@ SDValue R600TargetLowering::LowerSELECT_CC(SDValue Op, SelectionDAG &DAG) const ISD::CondCode CCOpcode = cast<CondCodeSDNode>(CC)->get(); ISD::CondCode InverseCC = ISD::getSetCCInverse(CCOpcode, CompareVT == MVT::i32); - if (isHWTrueValue(False) && isHWFalseValue(True) && - isCondCodeLegal(InverseCC, CompareVT.getSimpleVT())) { - std::swap(False, True); - CC = DAG.getCondCode(InverseCC); + if (isHWTrueValue(False) && isHWFalseValue(True)) { + if (isCondCodeLegal(InverseCC, CompareVT.getSimpleVT())) { + std::swap(False, True); + CC = DAG.getCondCode(InverseCC); + } else { + ISD::CondCode SwapInvCC = ISD::getSetCCSwappedOperands(InverseCC); + if (isCondCodeLegal(SwapInvCC, CompareVT.getSimpleVT())) { + std::swap(False, True); + std::swap(LHS, RHS); + CC = DAG.getCondCode(SwapInvCC); + } + } } if (isHWTrueValue(True) && isHWFalseValue(False) && |