case pkgDef:
		start = 0
		end = uint32(r.ndef)
	case hashed64Def:
		start = uint32(r.ndef)
		end = uint32(r.ndef + r.nhashed64def)
	case hashedDef:
		start = uint32(r.ndef + r.nhashed64def)
		end = uint32(r.ndef + r.nhashed64def + r.nhasheddef)
	case nonPkgDef:
		start = uint32(r.ndef + r.nhashed64def + r.nhasheddef)
		end = uint32(r.ndef + r.nhashed64def + r.nhasheddef + r.NNonpkgdef())
	default:

				panic("bad sym ref")
			}
			return ""
		case goobj.PkgIdxHashed64:
			i = s.SymIdx + uint32(r.NSym())
		case goobj.PkgIdxHashed:
			i = s.SymIdx + uint32(r.NSym()+r.NHashed64def())
		case goobj.PkgIdxNone:
			i = s.SymIdx + uint32(r.NSym()+r.NHashed64def()+r.NHasheddef())
		case goobj.PkgIdxBuiltin:
			name, abi := goobj.BuiltinName(int(s.SymIdx))
			return goobjName(name, abi)
		case goobj.PkgIdxSelf:
			i = s.SymIdx

				// or require special handling (such as type symbols).
				s.PkgIdx = goobj.PkgIdxHashed64
				s.SymIdx = hashed64idx
				if hashed64idx != int32(len(ctxt.hashed64defs)) {
					panic("bad index")
				}
				ctxt.hashed64defs = append(ctxt.hashed64defs, s)
				hashed64idx++
			} else {
				s.PkgIdx = goobj.PkgIdxHashed
				s.SymIdx = hashedidx
				if hashedidx != int32(len(ctxt.hasheddefs)) {

//    Files [...]string
//
//    SymbolDefs [...]struct {
//       Name  string
//       ABI   uint16
//       Type  uint8
//       Flag  uint8
//       Flag2 uint8
//       Size  uint32
//    }
//    Hashed64Defs [...]struct { // short hashed (content-addressable) symbol definitions
//       ... // same as SymbolDefs
//    }
//    HashedDefs [...]struct { // hashed (content-addressable) symbol definitions

	for _, s := range ctxt.hashed64defs {
		w.Hash64(s)
	}
	h.Offsets[goobj.BlkHash] = w.Offset()
	for _, s := range ctxt.hasheddefs {
		w.Hash(s)
	}
	// TODO: hashedrefs unused/unsupported for now

	// Reloc indexes
	h.Offsets[goobj.BlkRelocIdx] = w.Offset()
	nreloc := uint32(0)
	lists := [][]*LSym{ctxt.defs, ctxt.hashed64defs, ctxt.hasheddefs, ctxt.nonpkgdefs}

	// pkgIdx maps package path to index. The index is used for
	// symbol reference in the object file.
	pkgIdx map[string]int32

	defs         []*LSym // list of defined symbols in the current package
	hashed64defs []*LSym // list of defined short (64-bit or less) hashed (content-addressable) symbols
	hasheddefs   []*LSym // list of defined hashed (content-addressable) symbols
	nonpkgdefs   []*LSym // list of defined non-package symbols