fmt.Fprintf(w, "%10s %10s %10x: %s\n",
					valueOrDot(n.flatValue(), rpt),
					valueOrDot(n.cumValue(), rpt),
					n.address, n.instruction,
				)
			case len(n.instruction) < 40:
				// Short instruction, print loc on the same line.
				fmt.Fprintf(w, "%10s %10s %10x: %-40s;%s\n",
					valueOrDot(n.flatValue(), rpt),
					valueOrDot(n.cumValue(), rpt),
					n.address, n.instruction,
					locStr,

			if err != nil {
				fmt.Fprintf(w, " Error: %v\n", err)
				continue
			}

			for _, fn := range fnodes {
				fmt.Fprintf(w, "%10s %10s %6d:%s\n", valueOrDot(fn.Flat, rpt), valueOrDot(fn.Cum, rpt), fn.Info.Lineno, fn.Info.Name)
			}
		}
	}
	return nil
}

// sourcePrinter holds state needed for generating source+asm HTML listing.
type sourcePrinter struct {