   0  getfield_gc_i %r1, FieldDescr<pypy.module._io.interp_textio.PositionCookie.inst_start_pos> -> %i0
   5  -live- %i0, %r0, %r1
   5  goto_if_not_int_is_zero %i0, L1
   9  getfield_gc_i %r1, FieldDescr<pypy.module._io.interp_textio.PositionCookie.inst_dec_flags> -> %i0
  14  -live- %i0, %r0
  14  goto_if_not_int_is_zero %i0, L2
  18  getfield_gc_r %r0, FieldDescr<pypy.module._io.interp_textio.W_TextIOWrapper.inst_w_encoder> -> %r1
  23  inline_call_r_r <JitCode 'call_method_opt__star_0'>, R[%r1, $<* struct rpy_string>] -> %r1
  30  -live- %r0
  30  setfield_gc_i %r0, $True, FieldDescr<pypy.module._io.interp_textio.W_TextIOWrapper.inst_encoding_start_of_stream>
  35  void_return
  36  ---
  36  L2:
  36  L3:
  36  getfield_gc_r %r0, FieldDescr<pypy.module._io.interp_textio.W_TextIOWrapper.inst_w_encoder> -> %r1
  41  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x000002aac55491a0> -> %r2
  45  setfield_gc_i %r2, $0, FieldDescr<pypy.objspace.std.intobject.W_IntObject.inst_intval>
  50  inline_call_r_r <JitCode 'call_method_opt__star_1'>, R[%r1, $<* struct rpy_string>, %r2] -> %r1
  58  -live- %r0
  58  setfield_gc_i %r0, $False, FieldDescr<pypy.module._io.interp_textio.W_TextIOWrapper.inst_encoding_start_of_stream>
  63  void_return
  64  ---
  64  L1:
  64  goto L3
