lib/CodeGen/TargetInstrInfo.cpp

616 TargetInstrInfo::getOperandLatency(const InstrItineraryData *ItinData,
619   if (!ItinData || ItinData->isEmpty())
627     return ItinData->getOperandCycle(DefClass, DefIdx);
629   return ItinData->getOperandLatency(DefClass, DefIdx, UseClass, UseIdx);
632 int TargetInstrInfo::getInstrLatency(const InstrItineraryData *ItinData,
634   if (!ItinData || ItinData->isEmpty())
640   return ItinData->getStageLatency(get(N->getMachineOpcode()).getSchedClass());
648 TargetInstrInfo::getNumMicroOps(const InstrItineraryData *ItinData,
650   if (!ItinData || ItinData->isEmpty())
654   int UOps = ItinData->Itineraries[Class].NumMicroOps;
680 getInstrLatency(const InstrItineraryData *ItinData,
685   if (!ItinData)
688   return ItinData->getStageLatency(MI->getDesc().getSchedClass());
691 bool TargetInstrInfo::hasLowDefLatency(const InstrItineraryData *ItinData,
694   if (!ItinData || ItinData->isEmpty())
698   int DefCycle = ItinData->getOperandCycle(DefClass, DefIdx);
705 getOperandLatency(const InstrItineraryData *ItinData,
710   return ItinData->getOperandLatency(DefClass, DefIdx, UseClass, UseIdx);
716   const InstrItineraryData *ItinData,
720   if (!ItinData)
721     return getInstrLatency(ItinData, DefMI);
723   if(ItinData->isEmpty())
724     return defaultDefLatency(ItinData->SchedModel, DefMI);
742 computeOperandLatency(const InstrItineraryData *ItinData,
746   int DefLatency = computeDefOperandLatency(ItinData, DefMI);
750   assert(ItinData && !ItinData->isEmpty() && "computeDefOperandLatency fail");
754     OperLatency = getOperandLatency(ItinData, DefMI, DefIdx, UseMI, UseIdx);
757     OperLatency = ItinData->getOperandCycle(DefClass, DefIdx);
763   unsigned InstrLatency = getInstrLatency(ItinData, DefMI);
767                           defaultDefLatency(ItinData->SchedModel, DefMI));