91 static Optional<DestSourcePair> isCopyInstr(const MachineInstr &MI,  in isCopyInstr()  function
95     return TII.isCopyInstr(MI);  in isCopyInstr()
141               isCopyInstr(*MI, TII, UseCopyInstr);  in invalidateRegister()
170               isCopyInstr(*MI, TII, UseCopyInstr);  in clobberRegister()
183     Optional<DestSourcePair> CopyOperands = isCopyInstr(*MI, TII, UseCopyInstr);  in trackCopy()
240         isCopyInstr(*AvailCopy, TII, UseCopyInstr);  in findAvailBackwardCopy()
270         isCopyInstr(*AvailCopy, TII, UseCopyInstr);  in findAvailCopy()
387       isCopyInstr(PreviousCopy, *TII, UseCopyInstr);  in isNopCopy()
414   auto PrevCopyOperands = isCopyInstr(*PrevCopy, *TII, UseCopyInstr);  in eraseIfRedundant()
425   Optional<DestSourcePair> CopyOperands = isCopyInstr(Copy, *TII, UseCopyInstr);  in eraseIfRedundant()
443   Optional<DestSourcePair> CopyOperands = isCopyInstr(Copy, *TII, UseCopyInstr);  in isBackwardPropagatableRegClassCopy()
462   Optional<DestSourcePair> CopyOperands = isCopyInstr(Copy, *TII, UseCopyInstr);  in isForwardableRegClassCopy()
471   auto UseICopyOperands = isCopyInstr(UseI, *TII, UseCopyInstr);  in isForwardableRegClassCopy()
591         isCopyInstr(*Copy, *TII, UseCopyInstr);  in forwardUses()
617     if (isCopyInstr(MI, *TII, UseCopyInstr) &&  in forwardUses()
657     Optional<DestSourcePair> CopyOperands = isCopyInstr(MI, *TII, UseCopyInstr);  in ForwardCopyPropagateBlock()
691         CopyOperands = isCopyInstr(MI, *TII, UseCopyInstr);  in ForwardCopyPropagateBlock()
781             isCopyInstr(*MaybeDead, *TII, UseCopyInstr);  in ForwardCopyPropagateBlock()
820           isCopyInstr(*MaybeDead, *TII, UseCopyInstr);  in ForwardCopyPropagateBlock()
848   Optional<DestSourcePair> CopyOperands = isCopyInstr(MI, TII, UseCopyInstr);  in isBackwardPropagatableCopy()
891         isCopyInstr(*Copy, *TII, UseCopyInstr);  in propagateDefs()
928     Optional<DestSourcePair> CopyOperands = isCopyInstr(MI, *TII, UseCopyInstr);  in BackwardCopyPropagateBlock()
991         isCopyInstr(*Copy, *TII, UseCopyInstr);  in BackwardCopyPropagateBlock()