objabi.Flagcount("v", "print link trace", &ctxt.Debugvlog)
	objabi.Flagfn1("importcfg", "read import configuration from `file`", ctxt.readImportCfg)

	objabi.Flagparse(usage)
	telemetry.CountFlags("link/flag:", *flag.CommandLine)

	if ctxt.Debugvlog > 0 {
		// dump symbol info on crash
		defer func() { ctxt.loader.Dump() }()
	}
	if ctxt.Debugvlog > 1 {
		// dump symbol info on error
		AtExit(func() {

					continue
				}
				m := d.decodeIfaceMethod(d.ldr, d.ctxt.Arch, rs, r.Add())
				if d.ctxt.Debugvlog > 1 {
					d.ctxt.Logf("reached iface method: %v\n", m)
				}
				d.ifaceMethod[m] = true
				continue
			case objabi.R_USENAMEDMETHOD:
				name := d.decodeGenericIfaceMethod(d.ldr, r.Sym())
				if d.ctxt.Debugvlog > 1 {
					d.ctxt.Logf("reached generic iface method: %s\n", name)
				}

// to be linker input or for reading that input into the linker.
type Link struct {
	Headtype           objabi.HeadType
	Arch               *LinkArch
	Debugasm           int
	Debugvlog          bool
	Debugpcln          string
	Flag_shared        bool
	Flag_dynlink       bool
	Flag_linkshared    bool
	Flag_optimize      bool
	Flag_locationlists bool

		if p.To.Type == obj.TYPE_REG && p.To.Reg == REGSP && p.Spadj == 0 && p.As != ACMPU {
			f := c.cursym.Func()
			if f.FuncFlag&abi.FuncFlagSPWrite == 0 {
				c.cursym.Func().FuncFlag |= abi.FuncFlagSPWrite
				if ctxt.Debugvlog || !ctxt.IsAsm {
					ctxt.Logf("auto-SPWRITE: %s %v\n", c.cursym.Name, p)
					if !ctxt.IsAsm {
						ctxt.Diag("invalid auto-SPWRITE in non-assembly")
						ctxt.DiagFlush()
						log.Fatalf("bad SPWRITE")