316   Exts[ExtName.str()] = Version;  in addExtension()
393   return Exts.count(Ext.str()) != 0;  in hasExtension()
471   for (const auto &[ExtName, _] : Exts) {  in toFeatures()
488       if (Exts.count(Ext.Name))  in toFeatures()
494       if (Exts.count(Ext.Name))  in toFeatures()
638       ISAInfo->Exts.erase(ExtName.str());  in parseFeatures()
753   StringRef Exts = Arch.substr(5);  in parseArchString()  local
760   size_t Pos = Exts.find_first_of("zsx");  in parseArchString()
762     OtherExts = Exts.substr(Pos);  in parseArchString()
763     Exts = Exts.substr(0, Pos);  in parseArchString()
783             StringRef(&Baseline, 1), Exts, Major, Minor, ConsumeLength,  in parseArchString()
800   Exts = Exts.drop_front(ConsumeLength);  in parseArchString()
801   Exts.consume_front("_");  in parseArchString()
811   for (auto I = Exts.begin(), E = Exts.end(); I != E;) {  in parseArchString()
844         GoToNextExt(I, ConsumeLength, Exts.end());  in parseArchString()
854         GoToNextExt(I, ConsumeLength, Exts.end());  in parseArchString()
865     GoToNextExt(I, ConsumeLength, Exts.end());  in parseArchString()
948   bool HasC = Exts.count("c") != 0;  in checkDependency()
949   bool HasF = Exts.count("f") != 0;  in checkDependency()
950   bool HasZfinx = Exts.count("zfinx") != 0;  in checkDependency()
951   bool HasVector = Exts.count("zve32x") != 0;  in checkDependency()
953   bool HasZcmt = Exts.count("zcmt") != 0;  in checkDependency()
964   if (Exts.count("zvbb") && !HasVector)  in checkDependency()
969   if (Exts.count("zvbc") && !Exts.count("zve64x"))  in checkDependency()
974   if ((Exts.count("zvkg") || Exts.count("zvkned") || Exts.count("zvknha") ||  in checkDependency()
975        Exts.count("zvksed") || Exts.count("zvksh")) &&  in checkDependency()
981   if (Exts.count("zvknhb") && !Exts.count("zve64x"))  in checkDependency()
986   if ((HasZcmt || Exts.count("zcmp")) && Exts.count("d") &&  in checkDependency()
987       (HasC || Exts.count("zcd")))  in checkDependency()
994   if (XLen != 32 && Exts.count("zcf"))  in checkDependency()
1064   ArrayRef<const char *> Exts;  member
1137   bool HasE = Exts.count("e") != 0;  in updateImplication()
1138   bool HasI = Exts.count("i") != 0;  in updateImplication()
1152   for (auto const &Ext : Exts)  in updateImplication()
1159       for (const char *ImpliedExt : I->Exts) {  in updateImplication()
1162         if (Exts.count(ImpliedExt))  in updateImplication()
1172   if (XLen == 32 && Exts.count("zce") && Exts.count("f") &&  in updateImplication()
1173       !Exts.count("zcf")) {  in updateImplication()
1220   if (Exts.count("d"))  in updateFLen()
1222   else if (Exts.count("f"))  in updateFLen()
1227   for (auto const &Ext : Exts) {  in updateMinVLen()
1240   for (auto const &Ext : Exts) {  in updateMaxELen()
1263   for (auto const &Ext : Exts) {  in toString()