186     bool VerifyPredAndCC(MachineInstr *MI, const ReduceEntry &Entry,
191                          const ReduceEntry &Entry);
194                        const ReduceEntry &Entry, bool LiveCPSR, bool IsSelfLoop);
199                        const ReduceEntry &Entry, bool LiveCPSR,
205                         const ReduceEntry &Entry, bool LiveCPSR,
333 Thumb2SizeReduce::VerifyPredAndCC(MachineInstr *MI, const ReduceEntry &Entry,  in VerifyPredAndCC()  argument
336   if ((is2Addr  && Entry.PredCC2 == 0) ||  in VerifyPredAndCC()
337       (!is2Addr && Entry.PredCC1 == 0)) {  in VerifyPredAndCC()
356   } else if ((is2Addr  && Entry.PredCC2 == 2) ||  in VerifyPredAndCC()
357              (!is2Addr && Entry.PredCC1 == 2)) {  in VerifyPredAndCC()
406                                   const ReduceEntry &Entry) {  in ReduceLoadStore()  argument
415   unsigned Opc = Entry.NarrowOpc1;  in ReduceLoadStore()
417   uint8_t  ImmLimit = Entry.Imm1Limit;  in ReduceLoadStore()
419   switch (Entry.WideOpc) {  in ReduceLoadStore()
425       Opc = Entry.NarrowOpc2;  in ReduceLoadStore()
426       ImmLimit = Entry.Imm2Limit;  in ReduceLoadStore()
467     bool IsStore = Entry.WideOpc == ARM::t2STR_POST;  in ReduceLoadStore()
481     auto MIB = BuildMI(MBB, MI, dl, TII->get(Entry.NarrowOpc1))  in ReduceLoadStore()
541     Opc = Entry.NarrowOpc2; // tPOP_RET  in ReduceLoadStore()
553         (Entry.WideOpc == ARM::t2LDMIA_UPD ||  in ReduceLoadStore()
554          Entry.WideOpc == ARM::t2STMDB_UPD)) {  in ReduceLoadStore()
555       Opc = Entry.NarrowOpc2; // tPOP or tPUSH  in ReduceLoadStore()
558                (Entry.WideOpc != ARM::t2LDMIA_UPD &&  in ReduceLoadStore()
559                 Entry.WideOpc != ARM::t2STMIA_UPD)) {  in ReduceLoadStore()
597   if (Entry.WideOpc == ARM::t2STMIA)  in ReduceLoadStore()
634                                 const ReduceEntry &Entry,  in ReduceSpecial()  argument
641       if (ReduceTo2Addr(MBB, MI, Entry, LiveCPSR, IsSelfLoop))  in ReduceSpecial()
643       return ReduceToNarrow(MBB, MI, Entry, LiveCPSR, IsSelfLoop);  in ReduceSpecial()
680   if (Entry.LowRegs1 && !VerifyLowRegs(MI))  in ReduceSpecial()
684     return ReduceLoadStore(MBB, MI, Entry);  in ReduceSpecial()
695         if (ReduceTo2Addr(MBB, MI, Entry, LiveCPSR, IsSelfLoop))  in ReduceSpecial()
699         return ReduceToNarrow(MBB, MI, Entry, LiveCPSR, IsSelfLoop);  in ReduceSpecial()
711       return ReduceToNarrow(MBB, MI, Entry, LiveCPSR, IsSelfLoop);  in ReduceSpecial()
717       return ReduceToNarrow(MBB, MI, Entry, LiveCPSR, IsSelfLoop);  in ReduceSpecial()
729     return ReduceToNarrow(MBB, MI, Entry, LiveCPSR, IsSelfLoop);  in ReduceSpecial()
739       return ReduceToNarrow(MBB, MI, Entry, LiveCPSR, IsSelfLoop);  in ReduceSpecial()
747                                 const ReduceEntry &Entry,  in ReduceTo2Addr()  argument
752   if (!OptimizeSize && Entry.AvoidMovs && STI->avoidMOVsShifterOperand())  in ReduceTo2Addr()
788   if (Entry.LowRegs2 && !isARMLowRegister(Reg0))  in ReduceTo2Addr()
790   if (Entry.Imm2Limit) {  in ReduceTo2Addr()
792     unsigned Limit = (1 << Entry.Imm2Limit) - 1;  in ReduceTo2Addr()
797     if (Entry.LowRegs2 && !isARMLowRegister(Reg2))  in ReduceTo2Addr()
802   const MCInstrDesc &NewMCID = TII->get(Entry.NarrowOpc2);  in ReduceTo2Addr()
823   if (!VerifyPredAndCC(MI, Entry, true, Pred, LiveCPSR, HasCC, CCDead))  in ReduceTo2Addr()
828   if (Entry.PartFlag && NewMCID.hasOptionalDef() && HasCC &&  in ReduceTo2Addr()
862                                  const ReduceEntry &Entry,  in ReduceToNarrow()  argument
867   if (!OptimizeSize && Entry.AvoidMovs && STI->avoidMOVsShifterOperand())  in ReduceToNarrow()
873   if (Entry.Imm1Limit)  in ReduceToNarrow()
874     Limit = (1 << Entry.Imm1Limit) - 1;  in ReduceToNarrow()
885       if (Entry.LowRegs1 && !isARMLowRegister(Reg))  in ReduceToNarrow()
895   const MCInstrDesc &NewMCID = TII->get(Entry.NarrowOpc1);  in ReduceToNarrow()
915   if (!VerifyPredAndCC(MI, Entry, false, Pred, LiveCPSR, HasCC, CCDead))  in ReduceToNarrow()
920   if (Entry.PartFlag && NewMCID.hasOptionalDef() && HasCC &&  in ReduceToNarrow()
1025   const ReduceEntry &Entry = ReduceTable[OPI->second];  in ReduceMI()  local
1028   if (Entry.Special)  in ReduceMI()
1029     return ReduceSpecial(MBB, MI, Entry, LiveCPSR, IsSelfLoop);  in ReduceMI()
1032   if (Entry.NarrowOpc2 &&  in ReduceMI()
1033       ReduceTo2Addr(MBB, MI, Entry, LiveCPSR, IsSelfLoop))  in ReduceMI()
1037   if (Entry.NarrowOpc1 &&  in ReduceMI()
1038       ReduceToNarrow(MBB, MI, Entry, LiveCPSR, IsSelfLoop))  in ReduceMI()