-/// NeedsQuoting - Return true if the string \arg Str needs quoting, i.e., it
-/// does not match [a-zA-Z_.][a-zA-Z0-9_.]*.
-//
-// FIXME: This could be more permissive, do we care?
-static inline bool NeedsQuoting(const StringRef &Str) {
- if (Str.empty())
- return true;
-
- // Check that first character is in [a-zA-Z_.].
- if (!((Str[0] >= 'a' && Str[0] <= 'z') ||
- (Str[0] >= 'A' && Str[0] <= 'Z') ||
- (Str[0] == '_' || Str[0] == '.')))
- return true;
-
- // Check subsequent characters are in [a-zA-Z0-9_.].
- for (unsigned i = 1, e = Str.size(); i != e; ++i)
- if (!((Str[i] >= 'a' && Str[i] <= 'z') ||
- (Str[i] >= 'A' && Str[i] <= 'Z') ||
- (Str[i] >= '0' && Str[i] <= '9') ||
- (Str[i] == '_' || Str[i] == '.')))
- return true;
-
- return false;
+void *MCSymbol::operator new(size_t s, const StringMapEntry<bool> *Name,
+ MCContext &Ctx) {
+ // We may need more space for a Name to account for alignment. So allocate
+ // space for the storage type and not the name pointer.
+ size_t Size = s + (Name ? sizeof(NameEntryStorageTy) : 0);
+
+ // For safety, ensure that the alignment of a pointer is enough for an
+ // MCSymbol. This also ensures we don't need padding between the name and
+ // symbol.
+ static_assert((unsigned)AlignOf<MCSymbol>::Alignment <=
+ AlignOf<NameEntryStorageTy>::Alignment,
+ "Bad alignment of MCSymbol");
+ void *Storage = Ctx.allocate(Size, alignOf<NameEntryStorageTy>());
+ NameEntryStorageTy *Start = static_cast<NameEntryStorageTy*>(Storage);
+ NameEntryStorageTy *End = Start + (Name ? 1 : 0);
+ return End;