228 static bool isAArch64MappingSymbol(const Symbol &Sym) {  in isAArch64MappingSymbol()  argument
229   if (Sym.Binding != STB_LOCAL || Sym.Type != STT_NOTYPE ||  in isAArch64MappingSymbol()
230       Sym.getShndx() == SHN_UNDEF)  in isAArch64MappingSymbol()
232   StringRef Name = Sym.Name;  in isAArch64MappingSymbol()
238 static bool isArmMappingSymbol(const Symbol &Sym) {  in isArmMappingSymbol()  argument
239   if (Sym.Binding != STB_LOCAL || Sym.Type != STT_NOTYPE ||  in isArmMappingSymbol()
240       Sym.getShndx() == SHN_UNDEF)  in isArmMappingSymbol()
242   StringRef Name = Sym.Name;  in isArmMappingSymbol()
250 static bool isRequiredByABISymbol(const Object &Obj, const Symbol &Sym) {  in isRequiredByABISymbol()  argument
254     return Obj.isRelocatable() && isAArch64MappingSymbol(Sym);  in isRequiredByABISymbol()
257     return Obj.isRelocatable() && isArmMappingSymbol(Sym);  in isRequiredByABISymbol()
263 static bool isUnneededSymbol(const Symbol &Sym) {  in isUnneededSymbol()  argument
264   return !Sym.Referenced &&  in isUnneededSymbol()
265          (Sym.Binding == STB_LOCAL || Sym.getShndx() == SHN_UNDEF) &&  in isUnneededSymbol()
266          Sym.Type != STT_SECTION;  in isUnneededSymbol()
276   Obj.SymbolTable->updateSymbols([&](Symbol &Sym) {  in updateAndRemoveSymbols()  argument
279     if (!Sym.isCommon() && Sym.getShndx() != SHN_UNDEF &&  in updateAndRemoveSymbols()
281           (Sym.Visibility == STV_HIDDEN || Sym.Visibility == STV_INTERNAL)) ||  in updateAndRemoveSymbols()
282          Config.SymbolsToLocalize.matches(Sym.Name)))  in updateAndRemoveSymbols()
283       Sym.Binding = STB_LOCAL;  in updateAndRemoveSymbols()
296         !Config.SymbolsToKeepGlobal.matches(Sym.Name) &&  in updateAndRemoveSymbols()
297         Sym.getShndx() != SHN_UNDEF)  in updateAndRemoveSymbols()
298       Sym.Binding = STB_LOCAL;  in updateAndRemoveSymbols()
300     if (Config.SymbolsToGlobalize.matches(Sym.Name) &&  in updateAndRemoveSymbols()
301         Sym.getShndx() != SHN_UNDEF)  in updateAndRemoveSymbols()
302       Sym.Binding = STB_GLOBAL;  in updateAndRemoveSymbols()
305     if (Config.SymbolsToWeaken.matches(Sym.Name) && Sym.Binding != STB_LOCAL)  in updateAndRemoveSymbols()
306       Sym.Binding = STB_WEAK;  in updateAndRemoveSymbols()
308     if (Config.Weaken && Sym.Binding != STB_LOCAL &&  in updateAndRemoveSymbols()
309         Sym.getShndx() != SHN_UNDEF)  in updateAndRemoveSymbols()
310       Sym.Binding = STB_WEAK;  in updateAndRemoveSymbols()
312     const auto I = Config.SymbolsToRename.find(Sym.Name);  in updateAndRemoveSymbols()
314       Sym.Name = std::string(I->getValue());  in updateAndRemoveSymbols()
316     if (!Config.SymbolsPrefix.empty() && Sym.Type != STT_SECTION)  in updateAndRemoveSymbols()
317       Sym.Name = (Config.SymbolsPrefix + Sym.Name).str();  in updateAndRemoveSymbols()
329   auto RemoveSymbolsPred = [&](const Symbol &Sym) {  in updateAndRemoveSymbols()  argument
330     if (Config.SymbolsToKeep.matches(Sym.Name) ||  in updateAndRemoveSymbols()
331         (ELFConfig.KeepFileSymbols && Sym.Type == STT_FILE))  in updateAndRemoveSymbols()
334     if (Config.SymbolsToRemove.matches(Sym.Name))  in updateAndRemoveSymbols()
340     if (isRequiredByABISymbol(Obj, Sym))  in updateAndRemoveSymbols()
343     if (Config.StripDebug && Sym.Type == STT_FILE)  in updateAndRemoveSymbols()
348           StringRef(Sym.Name).startswith(".L"))) &&  in updateAndRemoveSymbols()
349         Sym.Binding == STB_LOCAL && Sym.getShndx() != SHN_UNDEF &&  in updateAndRemoveSymbols()
350         Sym.Type != STT_FILE && Sym.Type != STT_SECTION)  in updateAndRemoveSymbols()
354          Config.UnneededSymbolsToRemove.matches(Sym.Name)) &&  in updateAndRemoveSymbols()
355         (!Obj.isRelocatable() || isUnneededSymbol(Sym)))  in updateAndRemoveSymbols()
359     if (!Config.OnlySection.empty() && !Sym.Referenced &&  in updateAndRemoveSymbols()
360         Sym.getShndx() == SHN_UNDEF)  in updateAndRemoveSymbols()