88     for (auto &Use : MRI->reg_nodbg_instructions(VirtReg))  in getRegAllocationHints()  local
89       if (SystemZ::getTwoOperandOpcode(Use.getOpcode()) != -1) {  in getRegAllocationHints()
93         if (VirtReg == Use.getOperand(0).getReg()) {  in getRegAllocationHints()
94           VRRegMO = &Use.getOperand(0);  in getRegAllocationHints()
95           OtherMO = &Use.getOperand(1);  in getRegAllocationHints()
96           if (Use.isCommutable())  in getRegAllocationHints()
97             CommuMO = &Use.getOperand(2);  in getRegAllocationHints()
98         } else if (VirtReg == Use.getOperand(1).getReg()) {  in getRegAllocationHints()
99           VRRegMO = &Use.getOperand(1);  in getRegAllocationHints()
100           OtherMO = &Use.getOperand(0);  in getRegAllocationHints()
101         } else if (VirtReg == Use.getOperand(2).getReg() &&  in getRegAllocationHints()
102                    Use.isCommutable()) {  in getRegAllocationHints()
103           VRRegMO = &Use.getOperand(2);  in getRegAllocationHints()
104           OtherMO = &Use.getOperand(0);  in getRegAllocationHints()
140       for (auto &Use : MRI->reg_instructions(Reg)) {  in getRegAllocationHints()  local
145         if (Use.getOpcode() == SystemZ::LOCRMux ||  in getRegAllocationHints()
146             Use.getOpcode() == SystemZ::SELRMux) {  in getRegAllocationHints()
147           MachineOperand &TrueMO = Use.getOperand(1);  in getRegAllocationHints()
148           MachineOperand &FalseMO = Use.getOperand(2);  in getRegAllocationHints()
152           if (Use.getOpcode() == SystemZ::SELRMux)  in getRegAllocationHints()
154                                         getRC32(Use.getOperand(0), VRM, MRI));  in getRegAllocationHints()
169         else if (Use.getOpcode() == SystemZ::CHIMux ||  in getRegAllocationHints()
170                  Use.getOpcode() == SystemZ::CFIMux) {  in getRegAllocationHints()
171           if (Use.getOperand(1).getImm() == 0) {  in getRegAllocationHints()