func (rel Reloc) SetType(t objabi.RelocType) { rel.Reloc.SetType(uint16(t)) }
func (rel Reloc) Sym() Sym                   { return rel.l.resolve(rel.r, rel.Reloc.Sym()) }
func (rel Reloc) SetSym(s Sym)               { rel.Reloc.SetSym(goobj.SymRef{PkgIdx: 0, SymIdx: uint32(s)}) }
func (rel Reloc) IsMarker() bool             { return rel.Siz() == 0 }

// Aux holds a "handle" to access an aux symbol record from an
// object file.

		lds.smclas = XMC_RW
	}
	f.loaderSymbols = append(f.loaderSymbols, lds)

	// Relocation to retrieve the external address
	sb.AddBytes(make([]byte, 8))
	r, _ := sb.AddRel(objabi.R_ADDR)
	r.SetSym(extsym.Sym())
	r.SetSiz(uint8(ctxt.Arch.PtrSize))
	// TODO: maybe this could be
	// sb.SetSize(0)
	// sb.SetData(nil)
	// sb.AddAddr(ctxt.Arch, extsym.Sym())

				ctxt.Diag("using BECOME (%v) is not supported!", p)
				break
			}

			retSym := p.To.Sym
			p.To.Name = obj.NAME_NONE // clear fields as we may modify p to other instruction
			p.To.Sym = nil

			if c.cursym.Func().Text.Mark&LEAF != 0 {
				if autosize == 0 {
					p.As = AJMP
					p.From = obj.Addr{}
					if retSym != nil { // retjmp
						p.To.Type = obj.TYPE_BRANCH
						p.To.Name = obj.NAME_EXTERN

				ctxt.Diag("using BECOME (%v) is not supported!", p)
				break
			}

			retSym := p.To.Sym
			p.To.Name = obj.NAME_NONE // clear fields as we may modify p to other instruction
			p.To.Sym = nil

			if c.cursym.Func().Text.Mark&LEAF != 0 {
				if autosize == 0 {
					p.As = AJMP
					p.From = obj.Addr{}
					if retSym != nil { // retjmp
						p.To.Type = obj.TYPE_BRANCH
						p.To.Name = obj.NAME_EXTERN