181   DomainValue *retain(DomainValue *DV) {  in retain()  argument
182     if (DV) ++DV->Refs;  in retain()
183     return DV;  in retain()
189   void setLiveReg(int rx, DomainValue *DV);
230 void ExeDepsFix::release(DomainValue *DV) {  in release()  argument
231   while (DV) {  in release()
232     assert(DV->Refs && "Bad DomainValue");  in release()
233     if (--DV->Refs)  in release()
237     if (DV->AvailableDomains && !DV->isCollapsed())  in release()
238       collapse(DV, DV->getFirstDomain());  in release()
240     DomainValue *Next = DV->Next;  in release()
241     DV->clear();  in release()
242     Avail.push_back(DV);  in release()
244     DV = Next;  in release()
251   DomainValue *DV = DVRef;  in resolve()  local
252   if (!DV || !DV->Next)  in resolve()
253     return DV;  in resolve()
256   do DV = DV->Next;  in resolve()
257   while (DV->Next);  in resolve()
260   retain(DV);  in resolve()
262   DVRef = DV;  in resolve()
263   return DV;  in resolve()