-void RuntimeDyldELF::reassignSymbolAddress(StringRef Name, uint8_t *Addr) {
- // FIXME: deprecated. switch to reassignSectionAddress() instead.
- //
- // Actually moving the symbol address requires by-section mapping.
- assert(Sections[SymbolTable.lookup(Name).first].base() == (void*)Addr &&
- "Unable to relocate section in by-function JIT allocation model!");
-
- RelocationList &Relocs = Relocations[Name];
- for (unsigned i = 0, e = Relocs.size(); i != e; ++i) {
- RelocationEntry &RE = Relocs[i];
- resolveRelocation(Name, Addr, RE);
+void RuntimeDyldELF::processRelocationRef(const ObjRelocationInfo &Rel,
+ ObjectImage &Obj,
+ ObjSectionToIDMap &ObjSectionToID,
+ LocalSymbolMap &Symbols,
+ StubMap &Stubs) {
+
+ uint32_t RelType = (uint32_t)(Rel.Type & 0xffffffffL);
+ intptr_t Addend = (intptr_t)Rel.AdditionalInfo;
+ RelocationValueRef Value;
+ StringRef TargetName;
+ const SymbolRef &Symbol = Rel.Symbol;
+ Symbol.getName(TargetName);
+ DEBUG(dbgs() << "\t\tRelType: " << RelType
+ << " Addend: " << Addend
+ << " TargetName: " << TargetName
+ << "\n");
+ // First look the symbol in object file symbols.
+ LocalSymbolMap::iterator lsi = Symbols.find(TargetName.data());
+ if (lsi != Symbols.end()) {
+ Value.SectionID = lsi->second.first;
+ Value.Addend = lsi->second.second;
+ } else {
+ // Second look the symbol in global symbol table.
+ StringMap<SymbolLoc>::iterator gsi = SymbolTable.find(TargetName.data());
+ if (gsi != SymbolTable.end()) {
+ Value.SectionID = gsi->second.first;
+ Value.Addend = gsi->second.second;
+ } else {
+ SymbolRef::Type SymType;
+ Symbol.getType(SymType);
+ switch (SymType) {
+ case SymbolRef::ST_Debug: {
+ // TODO: Now ELF SymbolRef::ST_Debug = STT_SECTION, it's not obviously
+ // and can be changed by another developers. Maybe best way is add
+ // a new symbol type ST_Section to SymbolRef and use it.
+ section_iterator si = Obj.end_sections();
+ Symbol.getSection(si);
+ if (si == Obj.end_sections())
+ llvm_unreachable("Symbol section not found, bad object file format!");
+ DEBUG(dbgs() << "\t\tThis is section symbol\n");
+ Value.SectionID = findOrEmitSection(Obj, (*si), true, ObjSectionToID);
+ Value.Addend = Addend;
+ break;
+ }
+ case SymbolRef::ST_Unknown: {
+ Value.SymbolName = TargetName.data();
+ Value.Addend = Addend;
+ break;
+ }
+ default:
+ llvm_unreachable("Unresolved symbol type!");
+ break;
+ }
+ }