+SDValue DAGTypeLegalizer::SplitVecOp_MGATHER(MaskedGatherSDNode *MGT,
+ unsigned OpNo) {
+ EVT LoVT, HiVT;
+ SDLoc dl(MGT);
+ std::tie(LoVT, HiVT) = DAG.GetSplitDestVTs(MGT->getValueType(0));
+
+ SDValue Ch = MGT->getChain();
+ SDValue Ptr = MGT->getBasePtr();
+ SDValue Index = MGT->getIndex();
+ SDValue Mask = MGT->getMask();
+ unsigned Alignment = MGT->getOriginalAlignment();
+
+ SDValue MaskLo, MaskHi;
+ std::tie(MaskLo, MaskHi) = DAG.SplitVector(Mask, dl);
+
+ EVT MemoryVT = MGT->getMemoryVT();
+ EVT LoMemVT, HiMemVT;
+ std::tie(LoMemVT, HiMemVT) = DAG.GetSplitDestVTs(MemoryVT);
+
+ SDValue Src0Lo, Src0Hi;
+ std::tie(Src0Lo, Src0Hi) = DAG.SplitVector(MGT->getValue(), dl);
+
+ SDValue IndexHi, IndexLo;
+ if (Index.getNode())
+ std::tie(IndexLo, IndexHi) = DAG.SplitVector(Index, dl);
+ else
+ IndexLo = IndexHi = Index;
+
+ MachineMemOperand *MMO = DAG.getMachineFunction().
+ getMachineMemOperand(MGT->getPointerInfo(),
+ MachineMemOperand::MOLoad, LoMemVT.getStoreSize(),
+ Alignment, MGT->getAAInfo(), MGT->getRanges());
+
+ SDValue OpsLo[] = {Ch, Src0Lo, MaskLo, Ptr, IndexLo};
+ SDValue Lo = DAG.getMaskedGather(DAG.getVTList(LoVT, MVT::Other), LoVT, dl,
+ OpsLo, MMO);
+
+ MMO = DAG.getMachineFunction().
+ getMachineMemOperand(MGT->getPointerInfo(),
+ MachineMemOperand::MOLoad, HiMemVT.getStoreSize(),
+ Alignment, MGT->getAAInfo(),
+ MGT->getRanges());
+
+ SDValue OpsHi[] = {Ch, Src0Hi, MaskHi, Ptr, IndexHi};
+ SDValue Hi = DAG.getMaskedGather(DAG.getVTList(HiVT, MVT::Other), HiVT, dl,
+ OpsHi, MMO);
+
+ // Build a factor node to remember that this load is independent of the
+ // other one.
+ Ch = DAG.getNode(ISD::TokenFactor, dl, MVT::Other, Lo.getValue(1),
+ Hi.getValue(1));
+
+ // Legalized the chain result - switch anything that used the old chain to
+ // use the new one.
+ ReplaceValueWith(SDValue(MGT, 1), Ch);
+
+ SDValue Res = DAG.getNode(ISD::CONCAT_VECTORS, dl, MGT->getValueType(0), Lo,
+ Hi);
+ ReplaceValueWith(SDValue(MGT, 0), Res);
+ return SDValue();
+}
+
+SDValue DAGTypeLegalizer::SplitVecOp_MSTORE(MaskedStoreSDNode *N,
+ unsigned OpNo) {
+ SDValue Ch = N->getChain();
+ SDValue Ptr = N->getBasePtr();
+ SDValue Mask = N->getMask();
+ SDValue Data = N->getValue();
+ EVT MemoryVT = N->getMemoryVT();
+ unsigned Alignment = N->getOriginalAlignment();
+ SDLoc DL(N);
+
+ EVT LoMemVT, HiMemVT;
+ std::tie(LoMemVT, HiMemVT) = DAG.GetSplitDestVTs(MemoryVT);
+
+ SDValue DataLo, DataHi;
+ GetSplitVector(Data, DataLo, DataHi);
+ SDValue MaskLo, MaskHi;
+ GetSplitVector(Mask, MaskLo, MaskHi);
+
+ // if Alignment is equal to the vector size,
+ // take the half of it for the second part
+ unsigned SecondHalfAlignment =
+ (Alignment == Data->getValueType(0).getSizeInBits()/8) ?
+ Alignment/2 : Alignment;
+
+ SDValue Lo, Hi;
+ MachineMemOperand *MMO = DAG.getMachineFunction().
+ getMachineMemOperand(N->getPointerInfo(),
+ MachineMemOperand::MOStore, LoMemVT.getStoreSize(),
+ Alignment, N->getAAInfo(), N->getRanges());
+
+ Lo = DAG.getMaskedStore(Ch, DL, DataLo, Ptr, MaskLo, LoMemVT, MMO,
+ N->isTruncatingStore());
+
+ unsigned IncrementSize = LoMemVT.getSizeInBits()/8;
+ Ptr = DAG.getNode(ISD::ADD, DL, Ptr.getValueType(), Ptr,
+ DAG.getConstant(IncrementSize, DL, Ptr.getValueType()));
+
+ MMO = DAG.getMachineFunction().
+ getMachineMemOperand(N->getPointerInfo(),
+ MachineMemOperand::MOStore, HiMemVT.getStoreSize(),
+ SecondHalfAlignment, N->getAAInfo(), N->getRanges());
+
+ Hi = DAG.getMaskedStore(Ch, DL, DataHi, Ptr, MaskHi, HiMemVT, MMO,
+ N->isTruncatingStore());
+
+ // Build a factor node to remember that this store is independent of the
+ // other one.
+ return DAG.getNode(ISD::TokenFactor, DL, MVT::Other, Lo, Hi);
+}
+
+SDValue DAGTypeLegalizer::SplitVecOp_MSCATTER(MaskedScatterSDNode *N,
+ unsigned OpNo) {
+ SDValue Ch = N->getChain();
+ SDValue Ptr = N->getBasePtr();
+ SDValue Mask = N->getMask();
+ SDValue Index = N->getIndex();
+ SDValue Data = N->getValue();
+ EVT MemoryVT = N->getMemoryVT();
+ unsigned Alignment = N->getOriginalAlignment();
+ SDLoc DL(N);
+
+ EVT LoMemVT, HiMemVT;
+ std::tie(LoMemVT, HiMemVT) = DAG.GetSplitDestVTs(MemoryVT);
+
+ SDValue DataLo, DataHi;
+ GetSplitVector(Data, DataLo, DataHi);
+ SDValue MaskLo, MaskHi;
+ GetSplitVector(Mask, MaskLo, MaskHi);
+
+ SDValue PtrLo, PtrHi;
+ if (Ptr.getValueType().isVector()) // gather form vector of pointers
+ std::tie(PtrLo, PtrHi) = DAG.SplitVector(Ptr, DL);
+ else
+ PtrLo = PtrHi = Ptr;
+
+ SDValue IndexHi, IndexLo;
+ if (Index.getNode())
+ std::tie(IndexLo, IndexHi) = DAG.SplitVector(Index, DL);
+ else
+ IndexLo = IndexHi = Index;
+
+ SDValue Lo, Hi;
+ MachineMemOperand *MMO = DAG.getMachineFunction().
+ getMachineMemOperand(N->getPointerInfo(),
+ MachineMemOperand::MOStore, LoMemVT.getStoreSize(),
+ Alignment, N->getAAInfo(), N->getRanges());
+
+ SDValue OpsLo[] = {Ch, DataLo, MaskLo, PtrLo, IndexLo};
+ Lo = DAG.getMaskedScatter(DAG.getVTList(MVT::Other), DataLo.getValueType(),
+ DL, OpsLo, MMO);
+
+ MMO = DAG.getMachineFunction().
+ getMachineMemOperand(N->getPointerInfo(),
+ MachineMemOperand::MOStore, HiMemVT.getStoreSize(),
+ Alignment, N->getAAInfo(), N->getRanges());
+
+ SDValue OpsHi[] = {Ch, DataHi, MaskHi, PtrHi, IndexHi};
+ Hi = DAG.getMaskedScatter(DAG.getVTList(MVT::Other), DataHi.getValueType(),
+ DL, OpsHi, MMO);
+
+ // Build a factor node to remember that this store is independent of the
+ // other one.
+ return DAG.getNode(ISD::TokenFactor, DL, MVT::Other, Lo, Hi);
+}
+