198 void LiveIntervals::computeVirtRegInterval(LiveInterval &LI) {  in computeVirtRegInterval()  argument
200   assert(LI.empty() && "Should only compute empty intervals.");  in computeVirtRegInterval()
202   LRCalc->calculate(LI, MRI->shouldTrackSubRegLiveness(LI.reg));  in computeVirtRegInterval()
203   computeDeadValues(LI, nullptr);  in computeVirtRegInterval()
457 bool LiveIntervals::computeDeadValues(LiveInterval &LI,  in computeDeadValues()  argument
460   for (auto VNI : LI.valnos) {  in computeDeadValues()
464     LiveRange::iterator I = LI.FindSegmentContaining(Def);  in computeDeadValues()
465     assert(I != LI.end() && "Missing segment for VNI");  in computeDeadValues()
469     if (MRI->shouldTrackSubRegLiveness(LI.reg)) {  in computeDeadValues()
470       if ((I == LI.begin() || std::prev(I)->end < Def) && !VNI->isPHIDef()) {  in computeDeadValues()
472         MI->addRegisterDefReadUndef(LI.reg);  in computeDeadValues()
481       LI.removeSegment(I);  in computeDeadValues()
488       MI->addRegisterDead(LI.reg, TRI);  in computeDeadValues()
650     const LiveInterval &LI = getInterval(Reg);  in addKillFlags()  local
651     if (LI.empty())  in addKillFlags()
662       RU.push_back(std::make_pair(&RURange, RURange.find(LI.begin()->end)));  in addKillFlags()
667       for (const LiveInterval::SubRange &SR : LI.subranges()) {  in addKillFlags()
668         SRs.push_back(std::make_pair(&SR, SR.find(LI.begin()->end)));  in addKillFlags()
674     for (LiveInterval::const_iterator RI = LI.begin(), RE = LI.end(); RI != RE;  in addKillFlags()
756           if (N != LI.end() && N->start == RI->end)  in addKillFlags()
770 LiveIntervals::intervalIsInOneMBB(const LiveInterval &LI) const {  in intervalIsInOneMBB()
778   SlotIndex Start = LI.beginIndex();  in intervalIsInOneMBB()
782   SlotIndex Stop = LI.endIndex();  in intervalIsInOneMBB()
794 LiveIntervals::hasPHIKill(const LiveInterval &LI, const VNInfo *VNI) const {  in hasPHIKill()  argument
795   for (const VNInfo *PHI : LI.valnos) {  in hasPHIKill()
804       if (VNI == LI.getVNInfoBefore(Indexes->getMBBEndIdx(*PI)))  in hasPHIKill()
838 bool LiveIntervals::checkRegMaskInterference(LiveInterval &LI,  in checkRegMaskInterference()  argument
840   if (LI.empty())  in checkRegMaskInterference()
842   LiveInterval::iterator LiveI = LI.begin(), LiveE = LI.end();  in checkRegMaskInterference()
847   if (MachineBasicBlock *MBB = intervalIsInOneMBB(LI)) {  in checkRegMaskInterference()
883     LiveI = LI.advanceTo(LiveI, *SlotI);  in checkRegMaskInterference()
944         LiveInterval &LI = LIS.getInterval(Reg);  in updateAllRanges()  local
945         if (LI.hasSubRanges()) {  in updateAllRanges()
948           for (LiveInterval::SubRange &S : LI.subranges()) {  in updateAllRanges()
954         updateRange(LI, Reg, 0);  in updateAllRanges()
1382     LiveInterval &LI = getInterval(Reg);  in repairIntervalsInRange()  local
1384     if (!LI.hasAtLeastOneValue())  in repairIntervalsInRange()
1387     for (LiveInterval::SubRange &S : LI.subranges()) {  in repairIntervalsInRange()
1390     repairOldRegInRange(Begin, End, endIdx, LI, Reg);  in repairIntervalsInRange()
1402 void LiveIntervals::removeVRegDefAt(LiveInterval &LI, SlotIndex Pos) {  in removeVRegDefAt()  argument
1403   VNInfo *VNI = LI.getVNInfoAt(Pos);  in removeVRegDefAt()
1406   LI.removeValNo(VNI);  in removeVRegDefAt()
1409   for (LiveInterval::SubRange &S : LI.subranges()) {  in removeVRegDefAt()
1413   LI.removeEmptySubRanges();  in removeVRegDefAt()