1385 static bool attemptDebugCopyProp(MachineInstr &SinkInst, MachineInstr &DbgMI,  in attemptDebugCopyProp()  argument
1417     for (auto &DbgMO : DbgMI.getDebugOperandsForReg(Reg))  in attemptDebugCopyProp()
1428   for (auto &DbgMO : DbgMI.getDebugOperandsForReg(Reg)) {  in attemptDebugCopyProp()
1459     MachineInstr *DbgMI = DbgValueToSink.first;  in performSink()  local
1460     MachineInstr *NewDbgMI = DbgMI->getMF()->CloneMachineInstr(DbgMI);  in performSink()
1465       if (DbgMI->hasDebugOperandForReg(Reg)) {  in performSink()
1466         if (!attemptDebugCopyProp(MI, *DbgMI, Reg)) {  in performSink()
1473       DbgMI->setDebugValueUndef();  in performSink()
1777       MachineInstr *DbgMI = User.getPointer();  in SinkInstruction()  local
1781         if (!attemptDebugCopyProp(MI, *DbgMI, MO.getReg()))  in SinkInstruction()
1782           DbgMI->setDebugValueUndef();  in SinkInstruction()
1785             {DbgMI, SmallVector<unsigned, 2>(1, MO.getReg())});  in SinkInstruction()