186   DomainValue *retain(DomainValue *DV) {  in retain()  argument
187     if (DV) ++DV->Refs;  in retain()
188     return DV;  in retain()
194   void setLiveReg(int rx, DomainValue *DV);
235 void ExeDepsFix::release(DomainValue *DV) {  in release()  argument
236   while (DV) {  in release()
237     assert(DV->Refs && "Bad DomainValue");  in release()
238     if (--DV->Refs)  in release()
242     if (DV->AvailableDomains && !DV->isCollapsed())  in release()
243       collapse(DV, DV->getFirstDomain());  in release()
245     DomainValue *Next = DV->Next;  in release()
246     DV->clear();  in release()
247     Avail.push_back(DV);  in release()
249     DV = Next;  in release()
256   DomainValue *DV = DVRef;  in resolve()  local
257   if (!DV || !DV->Next)  in resolve()
258     return DV;  in resolve()
261   do DV = DV->Next;  in resolve()
262   while (DV->Next);  in resolve()
265   retain(DV);  in resolve()
267   DVRef = DV;  in resolve()
268   return DV;  in resolve()