122     SibValueInfo(unsigned Reg, VNInfo *VNI)  in SibValueInfo()
124         SpillReg(Reg), SpillVNI(VNI), SpillMBB(nullptr), DefMI(nullptr) {}  in SibValueInfo()
165   void propagateSiblingValue(SibValueMap::iterator, VNInfo *VNI = nullptr);
169   void eliminateRedundantSpills(LiveInterval &LI, VNInfo *VNI);
349                                           VNInfo *VNI) {  in propagateSiblingValue()  argument
354   if (VNI) {  in propagateSiblingValue()
355     FirstDeps.push_back(VNI);  in propagateSiblingValue()
356     SVI->second.Deps.push_back(VNI);  in propagateSiblingValue()
369     TinyPtrVector<VNInfo*> *Deps = VNI ? &FirstDeps : &SVI->second.Deps;  in propagateSiblingValue()
370     VNI = nullptr;  in propagateSiblingValue()
514     VNInfo *VNI;  in traceSiblingValue()  local
515     std::tie(Reg, VNI) = WorkList.pop_back_val();  in traceSiblingValue()
516     DEBUG(dbgs() << "  " << PrintReg(Reg) << ':' << VNI->id << '@' << VNI->def  in traceSiblingValue()
520     SVI = SibValues.find(VNI);  in traceSiblingValue()
524     if (VNI->isPHIDef()) {  in traceSiblingValue()
529       if (VNI->def == OrigLI.getVNInfoAt(VNI->def)->def) {  in traceSiblingValue()
593     MachineInstr *MI = LIS.getInstructionFromIndex(VNI->def);  in traceSiblingValue()
600         LiveQueryResult SrcQ = SrcLI.Query(VNI->def);  in traceSiblingValue()
614         propagateSiblingValue(SVI, VNI);  in traceSiblingValue()
662       VNInfo *VNI = *VI;  in analyzeSiblingValues()  local
663       if (VNI->isUnused())  in analyzeSiblingValues()
666       if (!VNI->isPHIDef()) {  in analyzeSiblingValues()
667        DefMI = LIS.getInstructionFromIndex(VNI->def);  in analyzeSiblingValues()
671       if (VNI->isPHIDef() || DefMI->isCopy()) {  in analyzeSiblingValues()
672         VNInfo *OrigVNI = OrigLI.getVNInfoAt(VNI->def);  in analyzeSiblingValues()
674         if (OrigVNI->def != VNI->def)  in analyzeSiblingValues()
675           DefMI = traceSiblingValue(Reg, VNI, OrigVNI);  in analyzeSiblingValues()
677       if (DefMI && Edit->checkRematerializable(VNI, DefMI, AA)) {  in analyzeSiblingValues()
678         DEBUG(dbgs() << "Value " << PrintReg(Reg) << ':' << VNI->id << '@'  in analyzeSiblingValues()
679                      << VNI->def << " may remat from " << *DefMI);  in analyzeSiblingValues()
689   VNInfo *VNI = SpillLI.getVNInfoAt(Idx.getRegSlot());  in hoistSpill()  local
690   assert(VNI && VNI->def == Idx.getRegSlot() && "Not defined by copy");  in hoistSpill()
691   SibValueMap::iterator I = SibValues.find(VNI);  in hoistSpill()
698   if (!SVI.AllDefsAreReloads && SVI.SpillVNI == VNI)  in hoistSpill()
759 void InlineSpiller::eliminateRedundantSpills(LiveInterval &SLI, VNInfo *VNI) {  in eliminateRedundantSpills()  argument
760   assert(VNI && "Missing value");  in eliminateRedundantSpills()
762   WorkList.push_back(std::make_pair(&SLI, VNI));  in eliminateRedundantSpills()
767     std::tie(LI, VNI) = WorkList.pop_back_val();  in eliminateRedundantSpills()
770                  << VNI->id << '@' << VNI->def << " in " << *LI << '\n');  in eliminateRedundantSpills()
777     StackInt->MergeValueInAsValue(*LI, VNI, StackInt->getValNumInfo(0));  in eliminateRedundantSpills()
788       if (LI->getVNInfoAt(Idx) != VNI)  in eliminateRedundantSpills()
824 void InlineSpiller::markValueUsed(LiveInterval *LI, VNInfo *VNI) {  in markValueUsed()  argument
826   WorkList.push_back(std::make_pair(LI, VNI));  in markValueUsed()
828     std::tie(LI, VNI) = WorkList.pop_back_val();  in markValueUsed()
829     if (!UsedValues.insert(VNI).second)  in markValueUsed()
832     if (VNI->isPHIDef()) {  in markValueUsed()
833       MachineBasicBlock *MBB = LIS.getMBBFromIndex(VNI->def);  in markValueUsed()
844     MachineInstr *MI = LIS.getInstructionFromIndex(VNI->def);  in markValueUsed()
849     VNInfo *SnipVNI = SnipLI.getVNInfoAt(VNI->def.getRegSlot(true));  in markValueUsed()
971       VNInfo *VNI = *I;  in reMaterializeAll()  local
972       if (VNI->isUnused() || VNI->isPHIDef() || UsedValues.count(VNI))  in reMaterializeAll()
974       MachineInstr *MI = LIS.getInstructionFromIndex(VNI->def);  in reMaterializeAll()
1261     if (VNInfo *VNI = OldLI.getVNInfoAt(Idx.getRegSlot(true)))  in spillAroundUses()  local
1262       if (SlotIndex::isSameInstr(Idx, VNI->def))  in spillAroundUses()
1263         Idx = VNI->def;  in spillAroundUses()