206 bool MetadataTracking::track(void *Ref, Metadata &MD, OwnerTy Owner) {  in track()  argument
207   assert(Ref && "Expected live reference");  in track()
208   assert((Owner || *static_cast<Metadata **>(Ref) == &MD) &&  in track()
211     R->addRef(Ref, Owner);  in track()
217     PH->Use = static_cast<Metadata **>(Ref);  in track()
223 void MetadataTracking::untrack(void *Ref, Metadata &MD) {  in untrack()  argument
224   assert(Ref && "Expected live reference");  in untrack()
226     R->dropRef(Ref);  in untrack()
231 bool MetadataTracking::retrack(void *Ref, Metadata &MD, void *New) {  in retrack()  argument
232   assert(Ref && "Expected live reference");  in retrack()
234   assert(Ref != New && "Expected change");  in retrack()
236     R->moveRef(Ref, New, MD);  in retrack()
296 void ReplaceableMetadataImpl::addRef(void *Ref, OwnerTy Owner) {  in addRef()  argument
298       UseMap.insert(std::make_pair(Ref, std::make_pair(Owner, NextIndex)))  in addRef()
307 void ReplaceableMetadataImpl::dropRef(void *Ref) {  in dropRef()  argument
308   bool WasErased = UseMap.erase(Ref);  in dropRef()
313 void ReplaceableMetadataImpl::moveRef(void *Ref, void *New,  in moveRef()  argument
315   auto I = UseMap.find(Ref);  in moveRef()
325   assert((OwnerAndIndex.first || *static_cast<Metadata **>(Ref) == &MD) &&  in moveRef()
380       Metadata *&Ref = *static_cast<Metadata **>(Pair.first);  in replaceAllUsesWith()  local
381       Ref = MD;  in replaceAllUsesWith()
383         MetadataTracking::track(Ref);  in replaceAllUsesWith()
910 void MDNode::handleChangedOperand(void *Ref, Metadata *New) {  in handleChangedOperand()  argument
911   unsigned Op = static_cast<MDOperand *>(Ref) - op_begin();  in handleChangedOperand()