454   GlobalValue *copyGlobalValueProto(const GlobalValue *SGV, bool ForDefinition);
500   bool shouldLink(GlobalValue *DGV, GlobalValue &SGV);
520   GlobalValue *copyIndirectSymbolProto(const GlobalValue *SGV);
585 Value *GlobalValueMaterializer::materialize(Value *SGV) {  in materialize()  argument
586   return TheIRLinker.materialize(SGV, false);  in materialize()
589 Value *LocalValueMaterializer::materialize(Value *SGV) {  in materialize()  argument
590   return TheIRLinker.materialize(SGV, true);  in materialize()
594   auto *SGV = dyn_cast<GlobalValue>(V);  in materialize()  local
595   if (!SGV)  in materialize()
602   if (SGV->getParent() != &DstM && SGV->getParent() != SrcM.get())  in materialize()
605   Expected<Constant *> NewProto = linkGlobalValueProto(SGV, ForIndirectSymbol);  in materialize()
642   if ((ForIndirectSymbol && ValueMap.lookup(SGV) == New) ||  in materialize()
643       (!ForIndirectSymbol && IndirectSymbolValueMap.lookup(SGV) == New))  in materialize()
646   if (ForIndirectSymbol || shouldLink(New, *SGV))  in materialize()
647     setError(linkGlobalValueBody(*New, *SGV));  in materialize()
704 GlobalValue *IRLinker::copyIndirectSymbolProto(const GlobalValue *SGV) {  in copyIndirectSymbolProto()  argument
707   auto *Ty = TypeMap.get(SGV->getValueType());  in copyIndirectSymbolProto()
709   if (auto *GA = dyn_cast<GlobalAlias>(SGV)) {  in copyIndirectSymbolProto()
710     auto *DGA = GlobalAlias::create(Ty, SGV->getAddressSpace(),  in copyIndirectSymbolProto()
712                                     SGV->getName(), &DstM);  in copyIndirectSymbolProto()
717   if (auto *GI = dyn_cast<GlobalIFunc>(SGV)) {  in copyIndirectSymbolProto()
718     auto *DGI = GlobalIFunc::create(Ty, SGV->getAddressSpace(),  in copyIndirectSymbolProto()
720                                     SGV->getName(), nullptr, &DstM);  in copyIndirectSymbolProto()
728 GlobalValue *IRLinker::copyGlobalValueProto(const GlobalValue *SGV,  in copyGlobalValueProto()  argument
731   if (auto *SGVar = dyn_cast<GlobalVariable>(SGV)) {  in copyGlobalValueProto()
733   } else if (auto *SF = dyn_cast<Function>(SGV)) {  in copyGlobalValueProto()
737       NewGV = copyIndirectSymbolProto(SGV);  in copyGlobalValueProto()
738     else if (SGV->getValueType()->isFunctionTy())  in copyGlobalValueProto()
740           Function::Create(cast<FunctionType>(TypeMap.get(SGV->getValueType())),  in copyGlobalValueProto()
741                            GlobalValue::ExternalLinkage, SGV->getAddressSpace(),  in copyGlobalValueProto()
742                            SGV->getName(), &DstM);  in copyGlobalValueProto()
745           new GlobalVariable(DstM, TypeMap.get(SGV->getValueType()),  in copyGlobalValueProto()
747                              /*init*/ nullptr, SGV->getName(),  in copyGlobalValueProto()
749                              SGV->getThreadLocalMode(), SGV->getAddressSpace());  in copyGlobalValueProto()
753     NewGV->setLinkage(SGV->getLinkage());  in copyGlobalValueProto()
754   else if (SGV->hasExternalWeakLinkage())  in copyGlobalValueProto()
759     if (isa<GlobalVariable>(SGV) || SGV->isDeclaration()) {  in copyGlobalValueProto()
760       NewGO->copyMetadata(cast<GlobalObject>(SGV), 0);  in copyGlobalValueProto()
761       if (SGV->isDeclaration() && NewGO->hasMetadata())  in copyGlobalValueProto()
791   for (GlobalValue &SGV : SrcM->globals()) {  in computeTypeMapping()
792     GlobalValue *DGV = getLinkedToGlobal(&SGV);  in computeTypeMapping()
796     if (!DGV->hasAppendingLinkage() || !SGV.hasAppendingLinkage()) {  in computeTypeMapping()
797       TypeMap.addTypeMapping(DGV->getType(), SGV.getType());  in computeTypeMapping()
803     ArrayType *SAT = cast<ArrayType>(SGV.getValueType());  in computeTypeMapping()
807   for (GlobalValue &SGV : *SrcM)  in computeTypeMapping()
808     if (GlobalValue *DGV = getLinkedToGlobal(&SGV)) {  in computeTypeMapping()
809       if (DGV->getType() == SGV.getType()) {  in computeTypeMapping()
818       TypeMap.addTypeMapping(DGV->getType(), SGV.getType());  in computeTypeMapping()
821   for (GlobalValue &SGV : SrcM->aliases())  in computeTypeMapping()
822     if (GlobalValue *DGV = getLinkedToGlobal(&SGV))  in computeTypeMapping()
823       TypeMap.addTypeMapping(DGV->getType(), SGV.getType());  in computeTypeMapping()
1000 bool IRLinker::shouldLink(GlobalValue *DGV, GlobalValue &SGV) {  in shouldLink()  argument
1001   if (ValuesToLink.count(&SGV) || SGV.hasLocalLinkage())  in shouldLink()
1007   if (SGV.isDeclaration() || DoneLinkingBodies)  in shouldLink()
1014     AddLazyFor(SGV, [this, &LazilyAdded](GlobalValue &GV) {  in shouldLink()
1021 Expected<Constant *> IRLinker::linkGlobalValueProto(GlobalValue *SGV,  in linkGlobalValueProto()  argument
1023   GlobalValue *DGV = getLinkedToGlobal(SGV);  in linkGlobalValueProto()
1025   bool ShouldLink = shouldLink(DGV, *SGV);  in linkGlobalValueProto()
1029     auto I = ValueMap.find(SGV);  in linkGlobalValueProto()
1033     I = IndirectSymbolValueMap.find(SGV);  in linkGlobalValueProto()
1042   if (SGV->hasAppendingLinkage() || (DGV && DGV->hasAppendingLinkage()))  in linkGlobalValueProto()
1044                                  cast<GlobalVariable>(SGV));  in linkGlobalValueProto()
1057     NewGV = copyGlobalValueProto(SGV, ShouldLink || ForIndirectSymbol);  in linkGlobalValueProto()
1077     forceRenaming(NewGV, SGV->getName());  in linkGlobalValueProto()
1080     if (const Comdat *SC = SGV->getComdat()) {  in linkGlobalValueProto()
1098   if (DGV && NewGV != SGV) {  in linkGlobalValueProto()
1100       NewGV, TypeMap.get(SGV->getType()));  in linkGlobalValueProto()