lib/Basic/TargetInfo.cpp

319     StringRef Name = F;
321     bool Enabled = Name[0] == '+';
322     setFeatureEnabled(Features, Name.substr(1), Enabled);
330 static StringRef removeGCCRegisterPrefix(StringRef Name) {
331   if (Name[0] == '%' || Name[0] == '#')
332     Name = Name.substr(1);
334   return Name;
340 bool TargetInfo::isValidClobber(StringRef Name) const {
341   return (isValidGCCRegisterName(Name) ||
342           Name == "memory" || Name == "cc");
348 bool TargetInfo::isValidGCCRegisterName(StringRef Name) const {
349   if (Name.empty())
353   Name = removeGCCRegisterPrefix(Name);
354   if (Name.empty())
360   if (isDigit(Name[0])) {
362     if (!Name.getAsInteger(0, n))
367   if (std::find(Names.begin(), Names.end(), Name) != Names.end())
377       if (AN == Name && ARN.RegNum < Names.size())
386       if (A == Name)
394 TargetInfo::getNormalizedGCCRegisterName(StringRef Name) const {
395   assert(isValidGCCRegisterName(Name) && "Invalid register passed in");
398   Name = removeGCCRegisterPrefix(Name);
403   if (isDigit(Name[0])) {
405     if (!Name.getAsInteger(0, n)) {
418       if (AN == Name && ARN.RegNum < Names.size())
419         return Name;
427       if (A == Name)
431   return Name;
435   const char *Name = Info.getConstraintStr().c_str();
437   if (*Name != '=' && *Name != '+')
440   if (*Name == '+')
443   Name++;
444   while (*Name) {
445     switch (*Name) {
447       if (!validateAsmConstraint(Name, Info)) {
477       if (Name[1] == '=' || Name[1] == '+')
478         Name++;
481       while (Name[1] && Name[1] != ',')
482         Name++;
490     Name++;
503 bool TargetInfo::resolveSymbolicName(const char *&Name,
506   assert(*Name == '[' && "Symbolic name did not start with '['");
507   Name++;
508   const char *Start = Name;
509   while (*Name && *Name != ']')
510     Name++;
512   if (!*Name) {
517   std::string SymbolicName(Start, Name - Start);
529   const char *Name = Info.ConstraintStr.c_str();
531   if (!*Name)
534   while (*Name) {
535     switch (*Name) {
538       if (*Name >= '0' && *Name <= '9') {
539         const char *DigitStart = Name;
540         while (Name[1] >= '0' && Name[1] <= '9')
541           Name++;
542         const char *DigitEnd = Name;
563       } else if (!validateAsmConstraint(Name, Info)) {
572       if (!resolveSymbolicName(Name, OutputConstraints, Index))
601       if (!validateAsmConstraint(Name, Info))
626       while (Name[1] && Name[1] != ',')
627         Name++;
635     Name++;