add trivial support for passing label definitions through the MCStreamer.
This is suboptimal in several aspects, see the commented out assertion.
I need to talk to Daniel about this.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74057 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MCContext.cpp b/lib/MC/MCContext.cpp
index cad0d56..f7793b9 100644
--- a/lib/MC/MCContext.cpp
+++ b/lib/MC/MCContext.cpp
@@ -44,6 +44,20 @@
return Entry = new (*this) MCSymbol(Atom, Name, false);
}
+/// GetOrCreateSymbol - Lookup the symbol inside with the specified
+/// @param Name. If it exists, return it. If not, create a forward
+/// reference and return it.
+///
+/// @param Name - The symbol name, which must be unique across all symbols.
+MCSymbol *MCContext::GetOrCreateSymbol(const char *Name) {
+ MCSymbol *&Entry = Symbols[Name];
+ if (Entry) return Entry;
+
+ // FIXME: is a null atom the right way to make a forward ref?
+ return Entry = new (*this) MCSymbol(0, Name, false);
+}
+
+
MCSymbol *MCContext::CreateTemporarySymbol(MCAtom *Atom, const char *Name) {
// If unnamed, just create a symbol.
if (Name[0] == '\0')