objabi.SDWARFVAR:
	default:
		return
	}
	ctxt.writeSymDebugNamed(aux, "aux for "+par.Name)
}

func debugAsmEmit(ctxt *Link) {
	if ctxt.Debugasm > 0 {
		ctxt.traverseSyms(traverseDefs, ctxt.writeSymDebug)
		if ctxt.Debugasm > 1 {
			fn := func(par *LSym, aux *LSym) {
				writeAuxSymDebug(ctxt, par, aux)
			}
			ctxt.traverseAuxSyms(traverseAux, fn)
		}
	}
}

	}
}

// WriteFloat32 writes f into s at offset off.
func (s *LSym) WriteFloat32(ctxt *Link, off int64, f float32) {
	s.prepwrite(ctxt, off, 4)
	ctxt.Arch.ByteOrder.PutUint32(s.P[off:], math.Float32bits(f))
}

// WriteFloat64 writes f into s at offset off.
func (s *LSym) WriteFloat64(ctxt *Link, off int64, f float64) {
	s.prepwrite(ctxt, off, 8)
	ctxt.Arch.ByteOrder.PutUint64(s.P[off:], math.Float64bits(f))
}

//	} Elf_Internal_ABIFlags_v0;
func elfWriteMipsAbiFlags(ctxt *Link) int {
	sh := elfshname(".MIPS.abiflags")
	ctxt.Out.SeekSet(int64(sh.Off))
	ctxt.Out.Write16(0) // version
	ctxt.Out.Write8(32) // isaLevel
	ctxt.Out.Write8(1)  // isaRev
	ctxt.Out.Write8(1)  // gprSize
	ctxt.Out.Write8(1)  // cpr1Size
	ctxt.Out.Write8(0)  // cpr2Size
	if buildcfg.GOMIPS == "softfloat" {
		ctxt.Out.Write8(MIPS_FPABI_SOFT) // fpAbi
	} else {

		}
	}

	ctxt.typeMap[h] = append(ctxt.typeMap[h], ctxtEntry{
		orig:     orig,
		targs:    targs,
		instance: inst,
	})

	return inst
}

// getID returns a unique ID for the type t.
func (ctxt *Context) getID(t Type) int {
	ctxt.mu.Lock()
	defer ctxt.mu.Unlock()
	id, ok := ctxt.originIDs[t]
	if !ok {
		id = ctxt.nextID
		ctxt.originIDs[t] = id
		ctxt.nextID++
	}

	// recorded in expanding.inst.ctxt.
	var ctxts []*Context
	if expanding != nil {
		ctxts = append(ctxts, expanding.inst.ctxt)
	}
	if ctxt != nil {
		ctxts = append(ctxts, ctxt)
	}
	assert(len(ctxts) > 0)

	// Compute all hashes; hashes may differ across contexts due to different
	// unique IDs for Named types within the hasher.
	hashes := make([]string, len(ctxts))
	for i, ctxt := range ctxts {

}

// determineLinkMode sets ctxt.LinkMode.
//
// It is called after flags are processed and inputs are processed,
// so the ctxt.LinkMode variable has an initial value from the -linkmode
// flag and the iscgo, externalobj, and unknownObjFormat variables are set.
func determineLinkMode(ctxt *Link) {
	extNeeded, extReason := mustLinkExternal(ctxt)
	via := ""

	if ctxt.LinkMode == LinkAuto {

	}
	varSym.NewVarInfo().dwarfInfoSym = dieSym
	ctxt.Data = append(ctxt.Data, dieSym)
	typeSym := ctxt.Lookup(dwarf.InfoPrefix + typename)
	dwarf.PutGlobal(dwCtxt{ctxt}, dieSym, typeSym, varSym, varname)
}

func (ctxt *Link) DwarfAbstractFunc(curfn Func, s *LSym) {
	absfn := ctxt.DwFixups.AbsFuncDwarfSym(s)
	if absfn.Size != 0 {
		ctxt.Diag("internal error: DwarfAbstractFunc double process %v", s)
	}

	bench.Start("mangleTypeSym")
	ctxt.mangleTypeSym()

	if ctxt.IsELF {
		bench.Start("doelf")
		ctxt.doelf()
	}
	if ctxt.IsDarwin() {
		bench.Start("domacho")
		ctxt.domacho()
	}
	if ctxt.IsWindows() {
		bench.Start("dope")
		ctxt.dope()
		bench.Start("windynrelocsyms")
		ctxt.windynrelocsyms()
	}
	if ctxt.IsAIX() {
		bench.Start("doxcoff")
		ctxt.doxcoff()
	}

	/* Writing */
	ctxt.Out.SeekSet(int64(globalOff))
	binary.Write(ctxt.Out, ctxt.Arch.ByteOrder, hdr)

	for _, s := range symtab {
		binary.Write(ctxt.Out, ctxt.Arch.ByteOrder, s)

	}
	for _, r := range reloctab {
		binary.Write(ctxt.Out, ctxt.Arch.ByteOrder, r)
	}
	for _, f := range importtab {
		ctxt.Out.WriteString(f.Limpidpath)
		ctxt.Out.Write8(0)

	"cmd/link/internal/sym"
)

var sehp struct {
	pdata []sym.LoaderSym
	xdata []sym.LoaderSym
}

func writeSEH(ctxt *Link) {
	switch ctxt.Arch.Family {
	case sys.AMD64:
		writeSEHAMD64(ctxt)
	}
}

func writeSEHAMD64(ctxt *Link) {
	ldr := ctxt.loader
	mkSecSym := func(name string, kind sym.SymKind) *loader.SymbolBuilder {
		s := ldr.CreateSymForUpdate(name, 0)
		s.SetType(kind)