425   GlobalValue *copyGlobalValueProto(const GlobalValue *SGV, bool ForDefinition);
463   bool shouldLink(GlobalValue *DGV, GlobalValue &SGV);
525 Value *GlobalValueMaterializer::materialize(Value *SGV) {  in materialize()  argument
526   return TheIRLinker.materialize(SGV, false);  in materialize()
529 Value *LocalValueMaterializer::materialize(Value *SGV) {  in materialize()  argument
530   return TheIRLinker.materialize(SGV, true);  in materialize()
534   auto *SGV = dyn_cast<GlobalValue>(V);  in materialize()  local
535   if (!SGV)  in materialize()
538   Expected<Constant *> NewProto = linkGlobalValueProto(SGV, ForAlias);  in materialize()
571   if (ForAlias && ValueMap.lookup(SGV) == New)  in materialize()
574   if (ForAlias || shouldLink(New, *SGV))  in materialize()
575     setError(linkGlobalValueBody(*New, *SGV));  in materialize()
615 GlobalValue *IRLinker::copyGlobalValueProto(const GlobalValue *SGV,  in copyGlobalValueProto()  argument
618   if (auto *SGVar = dyn_cast<GlobalVariable>(SGV)) {  in copyGlobalValueProto()
620   } else if (auto *SF = dyn_cast<Function>(SGV)) {  in copyGlobalValueProto()
624       NewGV = copyGlobalAliasProto(cast<GlobalAlias>(SGV));  in copyGlobalValueProto()
627           DstM, TypeMap.get(SGV->getValueType()),  in copyGlobalValueProto()
629           /*init*/ nullptr, SGV->getName(),  in copyGlobalValueProto()
630           /*insertbefore*/ nullptr, SGV->getThreadLocalMode(),  in copyGlobalValueProto()
631           SGV->getType()->getAddressSpace());  in copyGlobalValueProto()
635     NewGV->setLinkage(SGV->getLinkage());  in copyGlobalValueProto()
636   else if (SGV->hasExternalWeakLinkage())  in copyGlobalValueProto()
639   NewGV->copyAttributesFrom(SGV);  in copyGlobalValueProto()
643     if (isa<GlobalVariable>(SGV) || SGV->isDeclaration())  in copyGlobalValueProto()
644       NewGO->copyMetadata(cast<GlobalObject>(SGV), 0);  in copyGlobalValueProto()
664   for (GlobalValue &SGV : SrcM->globals()) {  in computeTypeMapping()
665     GlobalValue *DGV = getLinkedToGlobal(&SGV);  in computeTypeMapping()
669     if (!DGV->hasAppendingLinkage() || !SGV.hasAppendingLinkage()) {  in computeTypeMapping()
670       TypeMap.addTypeMapping(DGV->getType(), SGV.getType());  in computeTypeMapping()
676     ArrayType *SAT = cast<ArrayType>(SGV.getValueType());  in computeTypeMapping()
680   for (GlobalValue &SGV : *SrcM)  in computeTypeMapping()
681     if (GlobalValue *DGV = getLinkedToGlobal(&SGV))  in computeTypeMapping()
682       TypeMap.addTypeMapping(DGV->getType(), SGV.getType());  in computeTypeMapping()
684   for (GlobalValue &SGV : SrcM->aliases())  in computeTypeMapping()
685     if (GlobalValue *DGV = getLinkedToGlobal(&SGV))  in computeTypeMapping()
686       TypeMap.addTypeMapping(DGV->getType(), SGV.getType());  in computeTypeMapping()
848 bool IRLinker::shouldLink(GlobalValue *DGV, GlobalValue &SGV) {  in shouldLink()  argument
849   if (ValuesToLink.count(&SGV) || SGV.hasLocalLinkage())  in shouldLink()
855   if (SGV.hasAvailableExternallyLinkage())  in shouldLink()
858   if (SGV.isDeclaration() || DoneLinkingBodies)  in shouldLink()
864   AddLazyFor(SGV, [this, &LazilyAdded](GlobalValue &GV) {  in shouldLink()
871 Expected<Constant *> IRLinker::linkGlobalValueProto(GlobalValue *SGV,  in linkGlobalValueProto()  argument
873   GlobalValue *DGV = getLinkedToGlobal(SGV);  in linkGlobalValueProto()
875   bool ShouldLink = shouldLink(DGV, *SGV);  in linkGlobalValueProto()
879     auto I = ValueMap.find(SGV);  in linkGlobalValueProto()
883     I = AliasValueMap.find(SGV);  in linkGlobalValueProto()
892   assert(!DGV || SGV->hasAppendingLinkage() == DGV->hasAppendingLinkage());  in linkGlobalValueProto()
893   if (SGV->hasAppendingLinkage())  in linkGlobalValueProto()
895                                  cast<GlobalVariable>(SGV));  in linkGlobalValueProto()
907     NewGV = copyGlobalValueProto(SGV, ShouldLink);  in linkGlobalValueProto()
909       forceRenaming(NewGV, SGV->getName());  in linkGlobalValueProto()
920     if (const Comdat *SC = SGV->getComdat()) {  in linkGlobalValueProto()
934     C = ConstantExpr::getBitCast(NewGV, TypeMap.get(SGV->getType()));  in linkGlobalValueProto()