83     bool optimizeRetainCall(Function &F, Instruction *Retain);
113 bool ObjCARCContract::optimizeRetainCall(Function &F, Instruction *Retain) {  in optimizeRetainCall()  argument
114   ImmutableCallSite CS(GetArgRCIdentityRoot(Retain));  in optimizeRetainCall()
118   if (Call->getParent() != Retain->getParent())  in optimizeRetainCall()
125   if (&*I != Retain)  in optimizeRetainCall()
134                   "return value.\nOld: "<< *Retain << "\n");  in optimizeRetainCall()
139   cast<CallInst>(Retain)->setCalledFunction(Decl);  in optimizeRetainCall()
141   DEBUG(dbgs() << "New: " << *Retain << "\n");  in optimizeRetainCall()
154   CallInst *Retain = nullptr;  in contractAutorelease()  local
170   Retain = dyn_cast_or_null<CallInst>(*DependingInstructions.begin());  in contractAutorelease()
173   if (!Retain || GetBasicARCInstKind(Retain) != ARCInstKind::Retain ||  in contractAutorelease()
174       GetArgRCIdentityRoot(Retain) != Arg)  in contractAutorelease()
182                   "        Retain: " << *Retain << "\n");  in contractAutorelease()
187   Retain->setCalledFunction(Decl);  in contractAutorelease()
189   DEBUG(dbgs() << "        New RetainAutorelease: " << *Retain << "\n");  in contractAutorelease()
287   while (I != Begin && GetBasicARCInstKind(&*I) != ARCInstKind::Retain) {  in findRetainForStoreStrongContraction()
297   Instruction *Retain = &*I;  in findRetainForStoreStrongContraction()  local
298   if (GetBasicARCInstKind(Retain) != ARCInstKind::Retain)  in findRetainForStoreStrongContraction()
300   if (GetArgRCIdentityRoot(Retain) != New)  in findRetainForStoreStrongContraction()
302   return Retain;  in findRetainForStoreStrongContraction()
357   Instruction *Retain =  in tryToContractReleaseIntoStoreStrong()  local
361   if (!Retain)  in tryToContractReleaseIntoStoreStrong()
372                    << "            Retain:  " << *Retain << "\n"  in tryToContractReleaseIntoStoreStrong()
399   EraseInstruction(Retain);  in tryToContractReleaseIntoStoreStrong()
419     case ARCInstKind::Retain:  in tryToPeepholeInstruction()