lib/Basic/TargetInfo.cpp

439     StringRef Name = F;
441     bool Enabled = Name[0] == '+';
442     setFeatureEnabled(Features, Name.substr(1), Enabled);
472 static StringRef removeGCCRegisterPrefix(StringRef Name) {
473   if (Name[0] == '%' || Name[0] == '#')
474     Name = Name.substr(1);
476   return Name;
482 bool TargetInfo::isValidClobber(StringRef Name) const {
483   return (isValidGCCRegisterName(Name) || Name == "memory" || Name == "cc" ||
484           Name == "unwind");
490 bool TargetInfo::isValidGCCRegisterName(StringRef Name) const {
491   if (Name.empty())
495   Name = removeGCCRegisterPrefix(Name);
496   if (Name.empty())
502   if (isDigit(Name[0])) {
504     if (!Name.getAsInteger(0, n))
509   if (llvm::is_contained(Names, Name))
519       if (AN == Name && ARN.RegNum < Names.size())
528       if (A == Name)
535 StringRef TargetInfo::getNormalizedGCCRegisterName(StringRef Name,
537   assert(isValidGCCRegisterName(Name) && "Invalid register passed in");
540   Name = removeGCCRegisterPrefix(Name);
545   if (isDigit(Name[0])) {
547     if (!Name.getAsInteger(0, n)) {
560       if (AN == Name && ARN.RegNum < Names.size())
561         return ReturnCanonical ? Names[ARN.RegNum] : Name;
569       if (A == Name)
573   return Name;
577   const char *Name = Info.getConstraintStr().c_str();
579   if (*Name != '=' && *Name != '+')
582   if (*Name == '+')
585   Name++;
586   while (*Name) {
587     switch (*Name) {
589       if (!validateAsmConstraint(Name, Info)) {
619       if (Name[1] == '=' || Name[1] == '+')
620         Name++;
623       while (Name[1] && Name[1] != ',')
624         Name++;
637     Name++;
650 bool TargetInfo::resolveSymbolicName(const char *&Name,
653   assert(*Name == '[' && "Symbolic name did not start with '['");
654   Name++;
655   const char *Start = Name;
656   while (*Name && *Name != ']')
657     Name++;
659   if (!*Name) {
664   std::string SymbolicName(Start, Name - Start);
676   const char *Name = Info.ConstraintStr.c_str();
678   if (!*Name)
681   while (*Name) {
682     switch (*Name) {
685       if (*Name >= '0' && *Name <= '9') {
686         const char *DigitStart = Name;
687         while (Name[1] >= '0' && Name[1] <= '9')
688           Name++;
689         const char *DigitEnd = Name;
710       } else if (!validateAsmConstraint(Name, Info)) {
719       if (!resolveSymbolicName(Name, OutputConstraints, Index))
750       if (!validateAsmConstraint(Name, Info))
775       while (Name[1] && Name[1] != ',')
776         Name++;
784     Name++;