3736     auto [Res, CarryOut, LHS, RHS] = MI.getFirst4Regs();  in lower()
3739     MIRBuilder.buildICmp(CmpInst::ICMP_ULT, CarryOut, Res, RHS);  in lower()
3745     auto [Res, CarryOut, LHS, RHS, CarryIn] = MI.getFirst5Regs();  in lower()
3746     const LLT CondTy = MRI.getType(CarryOut);  in lower()
3764     MIRBuilder.buildOr(CarryOut, Carry, Carry2);  in lower()
5589     Register CarryOut = MRI.createGenericVirtualRegister(LLT::scalar(1));  in narrowScalarAddSub()  local
5592       CarryOut = CarryDst;  in narrowScalarAddSub()
5595       MIRBuilder.buildInstr(OpO, {DstReg, CarryOut},  in narrowScalarAddSub()
5598       MIRBuilder.buildInstr(OpF, {DstReg, CarryOut},  in narrowScalarAddSub()
5601       MIRBuilder.buildInstr(OpE, {DstReg, CarryOut},  in narrowScalarAddSub()
5606     CarryIn = CarryOut;  in narrowScalarAddSub()