instrs.hh

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#ifndef ASSEM_INSTRS_HH
# define ASSEM_INSTRS_HH

# include <iosfwd>
# include <list>

# include <assem/fwd.hh>

namespace assem
{

  /* FIXME: assem::Instrs shall not derive from std::list.  This class
     has only move semantics, whereas std::list has both move *and*
     copy semantics.  This is a form of inheritance by restriction,
     which is usually bad practice.  */

  class Instrs : public std::list<Instr*>
  {
  public:
    typedef std::list<Instr*> super_type;

    Instrs() = default;
    Instrs(std::initializer_list<Instr*> l);

    Instrs(const Instrs&) = delete;
    Instrs& operator=(const Instrs&) = delete;

    Instrs(Instrs&&) = default;
    Instrs& operator=(Instrs&&) = default;

    virtual ~Instrs();

    iterator label_find(const temp::Label &l);

    virtual std::ostream& dump(std::ostream& ostr) const;
  };

  std::ostream&
  operator<< (std::ostream& ostr, const Instrs& instrs);

} // namespace assem

#endif // !ASSEM_INSTRS_HH