100     bool isProfitableToCommute(unsigned regB, unsigned regC,
528 TwoAddressInstructionPass::isProfitableToCommute(unsigned regB, unsigned regC,  in isProfitableToCommute()  argument
549   if (!MI->killsRegister(regC))  in isProfitableToCommute()
563   unsigned FromRegC = getMappedReg(regC, SrcRegMap);  in isProfitableToCommute()
565   unsigned ToRegC = getMappedReg(regC, DstRegMap);  in isProfitableToCommute()
575   if (!NoUseAfterLastDef(regC, MBB, Dist, LastDefC))  in isProfitableToCommute()
884   unsigned regC = 0;  in TryInstructionTransform()  local
896       regC = mi->getOperand(regCIdx).getReg();  in TryInstructionTransform()
897       if (!regBKilled && isKilled(*mi, regC, MRI, TII))  in TryInstructionTransform()
901       else if (isProfitableToCommute(regB, regC, mi, mbbi, Dist)) {  in TryInstructionTransform()
909   if (TryCommute && CommuteInstruction(mi, mbbi, regB, regC, Dist)) {  in TryInstructionTransform()