454   unsigned Cost = 0;  in calcSpillCost()  local
463       ++Cost;  in calcSpillCost()
470       Cost += I->Dirty ? spillDirty : spillClean;  in calcSpillCost()
475   return Cost;  in calcSpillCost()
518     unsigned Cost = calcSpillCost(Hint);  in allocVirtReg()  local
519     if (Cost < spillDirty) {  in allocVirtReg()
520       if (Cost)  in allocVirtReg()
544     unsigned Cost = calcSpillCost(*I);  in allocVirtReg()  local
546     DEBUG(dbgs() << "\tCost: " << Cost << "\n");  in allocVirtReg()
549     if (Cost == 0) {  in allocVirtReg()
553     if (Cost < BestCost)  in allocVirtReg()
554       BestReg = *I, BestCost = Cost;  in allocVirtReg()