1219 static bool areCandidatesToMergeOrPair(MachineInstr &FirstMI, MachineInstr &MI,  in areCandidatesToMergeOrPair()  argument
1227   assert(!FirstMI.hasOrderedMemoryRef() &&  in areCandidatesToMergeOrPair()
1228          !TII->isLdStPairSuppressed(FirstMI) &&  in areCandidatesToMergeOrPair()
1231   unsigned OpcA = FirstMI.getOpcode();  in areCandidatesToMergeOrPair()
1267 canRenameUpToDef(MachineInstr &FirstMI, LiveRegUnits &UsedInBetween,  in canRenameUpToDef()  argument
1270   if (!FirstMI.mayStore())  in canRenameUpToDef()
1275   auto *RegClass = TRI->getMinimalPhysRegClass(getLdStRegOp(FirstMI).getReg());  in canRenameUpToDef()
1276   MachineFunction &MF = *FirstMI.getParent()->getParent();  in canRenameUpToDef()
1280   auto RegToRename = getLdStRegOp(FirstMI).getReg();  in canRenameUpToDef()
1282   if (!getLdStRegOp(FirstMI).isKill() &&  in canRenameUpToDef()
1283       !any_of(FirstMI.operands(),  in canRenameUpToDef()
1289     LLVM_DEBUG(dbgs() << "  Operand not killed at " << FirstMI << "\n");  in canRenameUpToDef()
1379   if (!forAllMIsUntilDef(FirstMI, RegToRename, TRI, LdStLimit, CheckMIs))  in canRenameUpToDef()
1395     MachineInstr &FirstMI, MachineInstr &MI, LiveRegUnits &DefinedInBB,  in tryToFindRegisterToRename()  argument
1399   auto &MF = *FirstMI.getParent()->getParent();  in tryToFindRegisterToRename()
1421   auto *RegClass = TRI->getMinimalPhysRegClass(getLdStRegOp(FirstMI).getReg());  in tryToFindRegisterToRename()
1446   MachineInstr &FirstMI = *I;  in findMatchingInsn()  local
1449   bool MayLoad = FirstMI.mayLoad();  in findMatchingInsn()
1450   bool IsUnscaled = TII->isUnscaledLdSt(FirstMI);  in findMatchingInsn()
1451   Register Reg = getLdStRegOp(FirstMI).getReg();  in findMatchingInsn()
1452   Register BaseReg = getLdStBaseOp(FirstMI).getReg();  in findMatchingInsn()
1453   int Offset = getLdStOffsetOp(FirstMI).getImm();  in findMatchingInsn()
1454   int OffsetStride = IsUnscaled ? TII->getMemScale(FirstMI) : 1;  in findMatchingInsn()
1455   bool IsPromotableZeroStore = isPromotableZeroStoreInst(FirstMI);  in findMatchingInsn()
1487     if (areCandidatesToMergeOrPair(FirstMI, MI, Flags, TII) &&  in findMatchingInsn()
1595               !UsedRegUnits.available(getLdStRegOp(FirstMI).getReg())) &&  in findMatchingInsn()
1596             !mayAlias(FirstMI, MemInsns, AA)) {  in findMatchingInsn()
1598           if (ModifiedRegUnits.available(getLdStRegOp(FirstMI).getReg())) {  in findMatchingInsn()
1606               MaybeCanRename = {canRenameUpToDef(FirstMI, UsedInBetween,  in findMatchingInsn()
1611                   FirstMI, MI, DefinedInBB, UsedInBetween, RequiredClasses,  in findMatchingInsn()