1640     RegPairInfo RPI;  in computeCalleeSaveRegisterPairs()  local
1641     RPI.Reg1 = CSI[i].getReg();  in computeCalleeSaveRegisterPairs()
1643     if (AArch64::GPR64RegClass.contains(RPI.Reg1))  in computeCalleeSaveRegisterPairs()
1644       RPI.Type = RegPairInfo::GPR;  in computeCalleeSaveRegisterPairs()
1645     else if (AArch64::FPR64RegClass.contains(RPI.Reg1))  in computeCalleeSaveRegisterPairs()
1646       RPI.Type = RegPairInfo::FPR64;  in computeCalleeSaveRegisterPairs()
1647     else if (AArch64::FPR128RegClass.contains(RPI.Reg1))  in computeCalleeSaveRegisterPairs()
1648       RPI.Type = RegPairInfo::FPR128;  in computeCalleeSaveRegisterPairs()
1655       switch (RPI.Type) {  in computeCalleeSaveRegisterPairs()
1658             !invalidateWindowsRegisterPairing(RPI.Reg1, NextReg, NeedsWinCFI))  in computeCalleeSaveRegisterPairs()
1659           RPI.Reg2 = NextReg;  in computeCalleeSaveRegisterPairs()
1663             !invalidateWindowsRegisterPairing(RPI.Reg1, NextReg, NeedsWinCFI))  in computeCalleeSaveRegisterPairs()
1664           RPI.Reg2 = NextReg;  in computeCalleeSaveRegisterPairs()
1668           RPI.Reg2 = NextReg;  in computeCalleeSaveRegisterPairs()
1675     if ((RPI.Reg1 == AArch64::LR || RPI.Reg2 == AArch64::LR) &&  in computeCalleeSaveRegisterPairs()
1688     assert((!RPI.isPaired() ||  in computeCalleeSaveRegisterPairs()
1696             (RPI.isPaired() &&  in computeCalleeSaveRegisterPairs()
1697              ((RPI.Reg1 == AArch64::LR && RPI.Reg2 == AArch64::FP) ||  in computeCalleeSaveRegisterPairs()
1698               RPI.Reg1 + 1 == RPI.Reg2))) &&  in computeCalleeSaveRegisterPairs()
1701     RPI.FrameIdx = CSI[i].getFrameIdx();  in computeCalleeSaveRegisterPairs()
1703     int Scale = RPI.Type == RegPairInfo::FPR128 ? 16 : 8;  in computeCalleeSaveRegisterPairs()
1704     Offset -= RPI.isPaired() ? 2 * Scale : Scale;  in computeCalleeSaveRegisterPairs()
1709         RPI.Type != RegPairInfo::FPR128 && !RPI.isPaired()) {  in computeCalleeSaveRegisterPairs()
1713       assert(MFI.getObjectAlignment(RPI.FrameIdx) <= 16);  in computeCalleeSaveRegisterPairs()
1714       MFI.setObjectAlignment(RPI.FrameIdx, 16);  in computeCalleeSaveRegisterPairs()
1718     RPI.Offset = Offset / Scale;  in computeCalleeSaveRegisterPairs()
1719     assert((RPI.Offset >= -64 && RPI.Offset <= 63) &&  in computeCalleeSaveRegisterPairs()
1722     RegPairs.push_back(RPI);  in computeCalleeSaveRegisterPairs()
1723     if (RPI.isPaired())  in computeCalleeSaveRegisterPairs()
1779     RegPairInfo RPI = *RPII;  in spillCalleeSavedRegisters()  local
1780     unsigned Reg1 = RPI.Reg1;  in spillCalleeSavedRegisters()
1781     unsigned Reg2 = RPI.Reg2;  in spillCalleeSavedRegisters()
1795     switch (RPI.Type) {  in spillCalleeSavedRegisters()
1797        StrOpc = RPI.isPaired() ? AArch64::STPXi : AArch64::STRXui;  in spillCalleeSavedRegisters()
1802        StrOpc = RPI.isPaired() ? AArch64::STPDi : AArch64::STRDui;  in spillCalleeSavedRegisters()
1807        StrOpc = RPI.isPaired() ? AArch64::STPQi : AArch64::STRQui;  in spillCalleeSavedRegisters()
1813                if (RPI.isPaired()) dbgs() << ", " << printReg(Reg2, TRI);  in spillCalleeSavedRegisters()
1814                dbgs() << ") -> fi#(" << RPI.FrameIdx;  in spillCalleeSavedRegisters()
1815                if (RPI.isPaired()) dbgs() << ", " << RPI.FrameIdx + 1;  in spillCalleeSavedRegisters()
1823     unsigned FrameIdxReg1 = RPI.FrameIdx;  in spillCalleeSavedRegisters()
1824     unsigned FrameIdxReg2 = RPI.FrameIdx + 1;  in spillCalleeSavedRegisters()
1825     if (NeedsWinCFI && RPI.isPaired()) {  in spillCalleeSavedRegisters()
1832     if (RPI.isPaired()) {  in spillCalleeSavedRegisters()
1842         .addImm(RPI.Offset) // [sp, #offset*scale],  in spillCalleeSavedRegisters()
1872   auto EmitMI = [&](const RegPairInfo &RPI) {  in restoreCalleeSavedRegisters()  argument
1873     unsigned Reg1 = RPI.Reg1;  in restoreCalleeSavedRegisters()
1874     unsigned Reg2 = RPI.Reg2;  in restoreCalleeSavedRegisters()
1886     switch (RPI.Type) {  in restoreCalleeSavedRegisters()
1888        LdrOpc = RPI.isPaired() ? AArch64::LDPXi : AArch64::LDRXui;  in restoreCalleeSavedRegisters()
1893        LdrOpc = RPI.isPaired() ? AArch64::LDPDi : AArch64::LDRDui;  in restoreCalleeSavedRegisters()
1898        LdrOpc = RPI.isPaired() ? AArch64::LDPQi : AArch64::LDRQui;  in restoreCalleeSavedRegisters()
1904                if (RPI.isPaired()) dbgs() << ", " << printReg(Reg2, TRI);  in restoreCalleeSavedRegisters()
1905                dbgs() << ") -> fi#(" << RPI.FrameIdx;  in restoreCalleeSavedRegisters()
1906                if (RPI.isPaired()) dbgs() << ", " << RPI.FrameIdx + 1;  in restoreCalleeSavedRegisters()
1912     unsigned FrameIdxReg1 = RPI.FrameIdx;  in restoreCalleeSavedRegisters()
1913     unsigned FrameIdxReg2 = RPI.FrameIdx + 1;  in restoreCalleeSavedRegisters()
1914     if (NeedsWinCFI && RPI.isPaired()) {  in restoreCalleeSavedRegisters()
1919     if (RPI.isPaired()) {  in restoreCalleeSavedRegisters()
1927         .addImm(RPI.Offset) // [sp, #offset*scale]  in restoreCalleeSavedRegisters()
1937     for (const RegPairInfo &RPI : reverse(RegPairs))  in restoreCalleeSavedRegisters()  local
1938       EmitMI(RPI);  in restoreCalleeSavedRegisters()
1940     for (const RegPairInfo &RPI : RegPairs)  in restoreCalleeSavedRegisters()  local
1941       EmitMI(RPI);  in restoreCalleeSavedRegisters()