}

func (t *objTool) cachedDisasm(file string) (*objfile.Disasm, error) {
	t.mu.Lock()
	defer t.mu.Unlock()
	if t.disasmCache == nil {
		t.disasmCache = make(map[string]*objfile.Disasm)
	}
	d := t.disasmCache[file]
	if d != nil {
		return d, nil
	}
	f, err := objfile.Open(file)
	if err != nil {
		return nil, err
	}
	d, err = f.Disasm()
	f.Close()
	if err != nil {
		return nil, err
	}

              {{end -}}

              {{if not .Synthetic -}}
                {{/* disassembled instruction */ -}}
                {{printf " %8s %10s %10s %8x: %s " "" .Flat .Cumulative .Address .Disasm -}}
                <span class=unimportant>{{.FileLine}}</span>{{"\n" -}}
              {{end -}}
            {{end -}}
            </span>{{"" -}}
          {{end -}}
          {{/* end of line */ -}}

	// corresponding to the start address.
	Open(file string, start, limit, offset uint64, relocationSymbol string) (ObjFile, error)

	// Disasm disassembles the named object file, starting at
	// the start address and stopping at (before) the end address.
	Disasm(file string, start, end uint64, intelSyntax bool) ([]Inst, error)
}

// An Inst is a single instruction in an assembly listing.
type Inst struct {

		if err != nil {
			log.Fatalf("invalid -s regexp: %v", err)
		}
		symRE = re
	}

	f, err := objfile.Open(flag.Arg(0))
	if err != nil {
		log.Fatal(err)
	}
	defer f.Close()

	dis, err := f.Disasm()
	if err != nil {
		log.Fatalf("disassemble %s: %v", flag.Arg(0), err)
	}

	switch flag.NArg() {
	default:
		usage()
	case 1:
		// disassembly of entire object

	// corresponding to the start address.
	Open(file string, start, limit, offset uint64, relocationSymbol string) (ObjFile, error)

	// Disasm disassembles the named object file, starting at
	// the start address and stopping at (before) the end address.
	Disasm(file string, start, end uint64, intelSyntax bool) ([]Inst, error)
}

// An Inst is a single instruction in an assembly listing.
type Inst struct {

	ctxt.Flag_linkshared = *flags.Linkshared
	ctxt.Flag_shared = *flags.Shared || *flags.Dynlink
	ctxt.Flag_maymorestack = flags.DebugFlags.MayMoreStack
	ctxt.Debugpcln = flags.DebugFlags.PCTab
	ctxt.IsAsm = true
	ctxt.Pkgpath = *flags.Importpath
	switch *flags.Spectre {
	default:
		log.Printf("unknown setting -spectre=%s", *flags.Spectre)
		os.Exit(2)
	case "":
		// nothing
	case "index":