return -1
}

func extreloc(target *ld.Target, ldr *loader.Loader, r loader.Reloc, s loader.Sym) (loader.ExtReloc, bool) {
	switch r.Type() {
	case objabi.R_ADDRMIPS,
		objabi.R_ADDRMIPSU:
		return ld.ExtrelocViaOuterSym(ldr, r, s), true

	case objabi.R_ADDRMIPSTLS,
		objabi.R_CALLMIPS,
		objabi.R_JMPMIPS:
		return ld.ExtrelocSimple(ldr, r), true
	}
	return loader.ExtReloc{}, false

	}

	return val, 0, false
}

func archrelocvariant(*ld.Target, *loader.Loader, loader.Reloc, sym.RelocVariant, loader.Sym, int64, []byte) int64 {
	log.Fatalf("unexpected relocation variant")
	return -1
}

func extreloc(target *ld.Target, ldr *loader.Loader, r loader.Reloc, s loader.Sym) (loader.ExtReloc, bool) {
	rs := r.Sym()
	var rr loader.ExtReloc

func archrelocvariant(*ld.Target, *loader.Loader, loader.Reloc, sym.RelocVariant, loader.Sym, int64, []byte) int64 {
	log.Fatalf("archrelocvariant")
	return -1
}

func extreloc(target *ld.Target, ldr *loader.Loader, r loader.Reloc, s loader.Sym) (loader.ExtReloc, bool) {
	switch r.Type() {
	case objabi.R_RISCV_JAL, objabi.R_RISCV_JAL_TRAMP:
		return ld.ExtrelocSimple(ldr, r), true

				}
			}

			return val, nExtReloc, isOk

		case objabi.R_CALLARM64:
			nExtReloc = 1
			return val, nExtReloc, isOk

		case objabi.R_ARM64_TLS_LE:
			nExtReloc = 1
			return val, nExtReloc, isOk

		case objabi.R_ARM64_TLS_IE:
			nExtReloc = 2 // need two ELF relocations. see elfreloc1
			return val, nExtReloc, isOk

		case objabi.R_ADDR:

		} else {
			return false
		}
	}

	return true
}

func machoreloc1(*sys.Arch, *ld.OutBuf, *loader.Loader, loader.Sym, loader.ExtReloc, int64) bool {
	return false
}

func pereloc1(arch *sys.Arch, out *ld.OutBuf, ldr *loader.Loader, s loader.Sym, r loader.ExtReloc, sectoff int64) bool {
	var v uint32

	rs := r.Xsym
	rt := r.Type

	if ldr.SymDynid(rs) < 0 {

		got.AddUint64(ctxt.Arch, 0)
	}
}

func machoreloc1(*sys.Arch, *ld.OutBuf, *loader.Loader, loader.Sym, loader.ExtReloc, int64) bool {
	return false
}

func archreloc(target *ld.Target, ldr *loader.Loader, syms *ld.ArchSyms, r loader.Reloc, s loader.Sym, val int64) (o int64, nExtReloc int, ok bool) {
	return val, 0, false
}

			// (e.g. go version).
			return true
		}
	}

	return false
}

func elfreloc1(ctxt *ld.Link, out *ld.OutBuf, ldr *loader.Loader, s loader.Sym, r loader.ExtReloc, ri int, sectoff int64) bool {
	out.Write64(uint64(sectoff))

	elfsym := ld.ElfSymForReloc(ctxt, r.Xsym)
	siz := r.Size
	switch r.Type {
	default:
		return false
	case objabi.R_ADDR, objabi.R_DWARFSECREF:

		}

		// Compute external relocations on the go, and pass to Machoreloc1
		// to stream out.
		relocs := ldr.Relocs(s)
		for ri := 0; ri < relocs.Count(); ri++ {
			r := relocs.At(ri)
			rr, ok := extreloc(ctxt, ldr, s, r)
			if !ok {
				continue
			}
			if rr.Xsym == 0 {
				ldr.Errorf(s, "missing xsym in relocation")
				continue
			}
			if !ldr.AttrReachable(rr.Xsym) {

				break
			}
			// Compute external relocations on the go, and pass to PEreloc1
			// to stream out.
			relocs := ldr.Relocs(s)
			for ri := 0; ri < relocs.Count(); ri++ {
				r := relocs.At(ri)
				rr, ok := extreloc(ctxt, ldr, s, r)
				if !ok {
					continue
				}
				if rr.Xsym == 0 {
					ctxt.Errorf(s, "missing xsym in relocation")
					continue
				}
				if ldr.SymDynid(rr.Xsym) < 0 {

			}
		}
		b.uint()
		b.uint()

		m[id] = a
	}
	if b.err != nil {
		return nil, b.err
	}
	d.abbrevCache[off] = m
	return m, nil
}

// attrIsExprloc indicates attributes that allow exprloc values that
// are encoded as block values in DWARF 2 and 3. See DWARF 4, Figure
// 20.
var attrIsExprloc = map[Attr]bool{
	AttrLocation:      true,
	AttrByteSize:      true,
	AttrBitOffset:     true,