+/// MaskedLoadStoreSDNode - This is a base class is used to represent MLOAD and
+/// MSTORE nodes
+///
+class MaskedLoadStoreSDNode : public MemSDNode {
+ // Operands
+ SDUse Ops[4];
+public:
+ friend class SelectionDAG;
+ MaskedLoadStoreSDNode(ISD::NodeType NodeTy, unsigned Order, DebugLoc dl,
+ SDValue *Operands, unsigned numOperands,
+ SDVTList VTs, EVT MemVT, MachineMemOperand *MMO)
+ : MemSDNode(NodeTy, Order, dl, VTs, MemVT, MMO) {
+ InitOperands(Ops, Operands, numOperands);
+ }
+
+ // In the both nodes address is Op1, mask is Op2:
+ // MaskedLoadSDNode (Chain, ptr, mask, src0), src0 is a passthru value
+ // MaskedStoreSDNode (Chain, ptr, mask, data)
+ // Mask is a vector of i1 elements
+ const SDValue &getBasePtr() const { return getOperand(1); }
+ const SDValue &getMask() const { return getOperand(2); }
+
+ static bool classof(const SDNode *N) {
+ return N->getOpcode() == ISD::MLOAD ||
+ N->getOpcode() == ISD::MSTORE;
+ }
+};
+
+/// MaskedLoadSDNode - This class is used to represent an MLOAD node
+///
+class MaskedLoadSDNode : public MaskedLoadStoreSDNode {
+public:
+ friend class SelectionDAG;
+ MaskedLoadSDNode(unsigned Order, DebugLoc dl,
+ SDValue *Operands, unsigned numOperands,
+ SDVTList VTs, EVT MemVT, MachineMemOperand *MMO)
+ : MaskedLoadStoreSDNode(ISD::MLOAD, Order, dl, Operands, numOperands,
+ VTs, MemVT, MMO)
+ {}
+
+ const SDValue &getSrc0() const { return getOperand(3); }
+ static bool classof(const SDNode *N) {
+ return N->getOpcode() == ISD::MLOAD;
+ }
+};
+
+/// MaskedStoreSDNode - This class is used to represent an MSTORE node
+///
+class MaskedStoreSDNode : public MaskedLoadStoreSDNode {
+
+public:
+ friend class SelectionDAG;
+ MaskedStoreSDNode(unsigned Order, DebugLoc dl,
+ SDValue *Operands, unsigned numOperands,
+ SDVTList VTs, EVT MemVT, MachineMemOperand *MMO)
+ : MaskedLoadStoreSDNode(ISD::MSTORE, Order, dl, Operands, numOperands,
+ VTs, MemVT, MMO)
+ {}
+
+ const SDValue &getData() const { return getOperand(3); }
+
+ static bool classof(const SDNode *N) {
+ return N->getOpcode() == ISD::MSTORE;
+ }
+};
+