// used.
	Asmb  func(*Link, *loader.Loader)
	Asmb2 func(*Link, *loader.Loader)

	// Extreloc is an arch-specific hook that converts a Go relocation to an
	// external relocation. Return the external relocation and whether it is
	// needed.
	Extreloc func(*Target, *loader.Loader, loader.Reloc, loader.Sym) (loader.ExtReloc, bool)

	Gentext        func(*Link, *loader.Loader) // Generate text before addressing has been performed.

	rs []goobj.Reloc

	li uint32   // local index of symbol whose relocs we're examining
	r  *oReader // object reader for containing package
	l  *Loader  // loader
}

// ExtReloc contains the payload for an external relocation.
type ExtReloc struct {
	Xsym Sym
	Xadd int64
	Type objabi.RelocType
	Size uint8
}

// Reloc holds a "handle" to access a relocation record from an
// object file.
type Reloc struct {