diff options
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp b/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp index e059798..1764910 100644 --- a/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp @@ -778,7 +778,7 @@ SDValue TargetLowering::SimplifyMultipleUseDemandedBits( case ISD::FREEZE: { SDValue N0 = Op.getOperand(0); if (DAG.isGuaranteedNotToBeUndefOrPoison(N0, DemandedElts, - /*PoisonOnly=*/false)) + /*PoisonOnly=*/false, Depth + 1)) return N0; break; } @@ -3369,7 +3369,8 @@ bool TargetLowering::SimplifyDemandedVectorElts( case ISD::FREEZE: { SDValue N0 = Op.getOperand(0); if (TLO.DAG.isGuaranteedNotToBeUndefOrPoison(N0, DemandedElts, - /*PoisonOnly=*/false)) + /*PoisonOnly=*/false, + Depth + 1)) return TLO.CombineTo(Op, N0); // TODO: Replace this with the general fold from DAGCombiner::visitFREEZE @@ -8128,7 +8129,7 @@ static bool isNonZeroModBitWidthOrUndef(SDValue Z, unsigned BW) { return ISD::matchUnaryPredicate( Z, [=](ConstantSDNode *C) { return !C || C->getAPIntValue().urem(BW) != 0; }, - /*AllowUndef=*/true, /*AllowTruncation=*/true); + /*AllowUndefs=*/true, /*AllowTruncation=*/true); } static SDValue expandVPFunnelShift(SDNode *Node, SelectionDAG &DAG) { @@ -8633,9 +8634,8 @@ TargetLowering::createSelectForFMINNUM_FMAXNUM(SDNode *Node, return SDValue(); SDValue Op1 = Node->getOperand(0); SDValue Op2 = Node->getOperand(1); - SDValue SelCC = DAG.getSelectCC(SDLoc(Node), Op1, Op2, Op1, Op2, Pred); - SelCC->setFlags(Node->getFlags()); - return SelCC; + return DAG.getSelectCC(SDLoc(Node), Op1, Op2, Op1, Op2, Pred, + Node->getFlags()); } return SDValue(); @@ -11994,8 +11994,7 @@ SDValue TargetLowering::expandVECTOR_COMPRESS(SDNode *Node, // Get the mask value and add it to the current output position. This // either increments by 1 if MaskI is true or adds 0 otherwise. // Freeze in case we have poison/undef mask entries. - SDValue MaskI = - DAG.getFreeze(DAG.getExtractVectorElt(DL, MaskScalarVT, Mask, I)); + SDValue MaskI = DAG.getExtractVectorElt(DL, MaskScalarVT, Mask, I); MaskI = DAG.getFreeze(MaskI); MaskI = DAG.getNode(ISD::TRUNCATE, DL, MVT::i1, MaskI); MaskI = DAG.getNode(ISD::ZERO_EXTEND, DL, PositionVT, MaskI); |