85     bool optimizeRetainCall(Function &F, Instruction *Retain);
116 bool ObjCARCContract::optimizeRetainCall(Function &F, Instruction *Retain) {  in optimizeRetainCall()  argument
117   ImmutableCallSite CS(GetArgRCIdentityRoot(Retain));  in optimizeRetainCall()
121   if (Call->getParent() != Retain->getParent())  in optimizeRetainCall()
128   if (&*I != Retain)  in optimizeRetainCall()
139              << *Retain << "\n");  in optimizeRetainCall()
144   cast<CallInst>(Retain)->setCalledFunction(Decl);  in optimizeRetainCall()
146   LLVM_DEBUG(dbgs() << "New: " << *Retain << "\n");  in optimizeRetainCall()
159   CallInst *Retain = nullptr;  in contractAutorelease()  local
175   Retain = dyn_cast_or_null<CallInst>(*DependingInstructions.begin());  in contractAutorelease()
178   if (!Retain || GetBasicARCInstKind(Retain) != ARCInstKind::Retain ||  in contractAutorelease()
179       GetArgRCIdentityRoot(Retain) != Arg)  in contractAutorelease()
190                     << *Retain << "\n");  in contractAutorelease()
195   Retain->setCalledFunction(Decl);  in contractAutorelease()
197   LLVM_DEBUG(dbgs() << "        New RetainAutorelease: " << *Retain << "\n");  in contractAutorelease()
296   while (I != Begin && GetBasicARCInstKind(&*I) != ARCInstKind::Retain) {  in findRetainForStoreStrongContraction()
306   Instruction *Retain = &*I;  in findRetainForStoreStrongContraction()  local
307   if (GetBasicARCInstKind(Retain) != ARCInstKind::Retain)  in findRetainForStoreStrongContraction()
309   if (GetArgRCIdentityRoot(Retain) != New)  in findRetainForStoreStrongContraction()
311   return Retain;  in findRetainForStoreStrongContraction()
385   Instruction *Retain =  in tryToContractReleaseIntoStoreStrong()  local
389   if (!Retain)  in tryToContractReleaseIntoStoreStrong()
400                    << "            Retain:  " << *Retain << "\n"  in tryToContractReleaseIntoStoreStrong()
425   if (&*Iter == Retain) ++Iter;  in tryToContractReleaseIntoStoreStrong()
429   EraseInstruction(Retain);  in tryToContractReleaseIntoStoreStrong()
450     case ARCInstKind::Retain:  in tryToPeepholeInstruction()