46 getNumDecoderSlots(SUnit *SU) const {  in getNumDecoderSlots()
47   const MCSchedClassDesc *SC = getSchedClass(SU);  in getNumDecoderSlots()
61 unsigned SystemZHazardRecognizer::getCurrCycleIdx(SUnit *SU) const {  in getCurrCycleIdx()
66   if (SU != nullptr && !fitsIntoCurrentGroup(SU)) {  in getCurrCycleIdx()
77 getHazardType(SUnit *SU, int Stalls) {  in getHazardType()  argument
78   return (fitsIntoCurrentGroup(SU) ? NoHazard : Hazard);  in getHazardType()
92 SystemZHazardRecognizer::fitsIntoCurrentGroup(SUnit *SU) const {  in fitsIntoCurrentGroup()
93   const MCSchedClassDesc *SC = getSchedClass(SU);  in fitsIntoCurrentGroup()
105   if (CurrGroupSize == 2 && has4RegOps(SU->getInstr()))  in fitsIntoCurrentGroup()
111   assert ((getNumDecoderSlots(SU) <= 1) && (CurrGroupSize < 3) &&  in fitsIntoCurrentGroup()
167 void SystemZHazardRecognizer::dumpSU(SUnit *SU, raw_ostream &OS) const {  in dumpSU()  argument
168   OS << "SU(" << SU->NodeNum << "):";  in dumpSU()
169   OS << TII->getName(SU->getInstr()->getOpcode());  in dumpSU()
171   const MCSchedClassDesc *SC = getSchedClass(SU);  in dumpSU()
202   if (SU->isUnbuffered)  in dumpSU()
204   if (has4RegOps(SU->getInstr()))  in dumpSU()
271 EmitInstruction(SUnit *SU) {  in EmitInstruction()  argument
272   const MCSchedClassDesc *SC = getSchedClass(SU);  in EmitInstruction()
273   LLVM_DEBUG(dbgs() << "++ HazardRecognizer emitting "; dumpSU(SU, dbgs());  in EmitInstruction()
279   if (!fitsIntoCurrentGroup(SU))  in EmitInstruction()
283              if (CurGroupDbg.length()) cgd << ", "; dumpSU(SU, cgd););  in EmitInstruction()
285   LastEmittedMI = SU->getInstr();  in EmitInstruction()
288   if (SU->isCall) {  in EmitInstruction()
291     LastEmittedMI = SU->getInstr();  in EmitInstruction()
320   if (SU->isUnbuffered) {  in EmitInstruction()
321     LastFPdOpCycleIdx = getCurrCycleIdx(SU);  in EmitInstruction()
328   CurrGroupSize += getNumDecoderSlots(SU);  in EmitInstruction()
329   CurrGroupHas4RegOps |= has4RegOps(SU->getInstr());  in EmitInstruction()
331   assert((CurrGroupSize <= GroupLim || CurrGroupSize == getNumDecoderSlots(SU))  in EmitInstruction()
340 int SystemZHazardRecognizer::groupingCost(SUnit *SU) const {  in groupingCost()
341   const MCSchedClassDesc *SC = getSchedClass(SU);  in groupingCost()
357       (CurrGroupSize + getNumDecoderSlots(SU));  in groupingCost()
364   if (CurrGroupSize == 2 && has4RegOps(SU->getInstr()))  in groupingCost()
371 bool SystemZHazardRecognizer::isFPdOpPreferred_distance(SUnit *SU) const {  in isFPdOpPreferred_distance()
372   assert (SU->isUnbuffered);  in isFPdOpPreferred_distance()
380   unsigned SUCycleIdx = getCurrCycleIdx(SU);  in isFPdOpPreferred_distance()
387 resourcesCost(SUnit *SU) {  in resourcesCost()  argument
390   const MCSchedClassDesc *SC = getSchedClass(SU);  in resourcesCost()
396   if (SU->isUnbuffered)  in resourcesCost()
397     Cost = (isFPdOpPreferred_distance(SU) ? INT_MIN : INT_MAX);  in resourcesCost()
413   SUnit SU(MI, 0);  in emitInstruction()  local
416   SU.isCall = MI->isCall();  in emitInstruction()
424       SU.hasReservedResource = true;  in emitInstruction()
427       SU.isUnbuffered = true;  in emitInstruction()
435   EmitInstruction(&SU);  in emitInstruction()