55 struct MIRef {  struct
60   MIRef() = default;
61   MIRef(MachineBasicBlock *MBB) : MBB(MBB) {  in MIRef()  argument
66   MIRef(MachineInstr *MI)  in MIRef()  argument
69   MIRef(MachineInstr *MI, MachineBasicBlock *MBB)  in MIRef()  argument
72   MIRef(MachineInstr *MI, MachineBasicBlock *MBB, size_t Pos)  in MIRef()  argument
75   bool operator==(const MIRef &RHS) const {  in operator ==()  argument
78   bool operator!=(const MIRef &RHS) const { return !(*this == RHS); }  in operator !=()  argument
79   bool operator<(const MIRef &RHS) const {  in operator <()  argument
84   bool operator>(const MIRef &RHS) const {  in operator >()  argument
92   MIRef FirstAMX;
93   MIRef LastCall;
104   DenseMap<MachineBasicBlock *, SmallVector<MIRef, 8>> ShapeBBs;
147   bool hoistShapesInBB(MachineBasicBlock *MBB, SmallVectorImpl<MIRef> &Shapes) {  in hoistShapesInBB()
148     MIRef &FirstAMX = BBVisitedInfo[MBB].FirstAMX;  in hoistShapesInBB()
160         if (MO.isReg() && MIRef(MRI->getVRegDef(MO.getReg())) > FirstAMX)  in hoistShapesInBB()
168     Shapes.push_back(MIRef(&*--InsertPoint, MBB));  in hoistShapesInBB()
212     MIRef MIR(MI, MBB);  in INITIALIZE_PASS_DEPENDENCY()
253   SmallSet<MIRef, 8> CfgNeedInsert;  in runOnMachineFunction()
267           BBVisitedInfo[&MBB].FirstAMX = MIRef(&MI, &MBB, Pos);  in runOnMachineFunction()
270         BBVisitedInfo[&MBB].LastCall = MIRef(&MI, &MBB, Pos);  in runOnMachineFunction()
275         CfgNeedInsert.insert(MIRef(&MBB));  in runOnMachineFunction()
294           CfgNeedInsert.insert(MIRef(Pred));  in runOnMachineFunction()
336   SmallSet<MIRef, 8> VisitedOrInserted;  in runOnMachineFunction()
342     SmallSet<MIRef, 8> InsertPoints;  in runOnMachineFunction()
343     SmallVector<MIRef, 8> WorkList({I});  in runOnMachineFunction()
345       MIRef I = WorkList.pop_back_val();  in runOnMachineFunction()
357               WorkList.push_back(MIRef(Succ));  in runOnMachineFunction()
363     for (MIRef I : InsertPoints) {  in runOnMachineFunction()