   0  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x7fff4a491dc0> -> %r1
   4  setfield_gc_r %r1, %r0, FieldDescr<pypy.objspace.std.iterobject.W_ReverseSeqIterObject.inst_w_seq>
   9  inline_call_r_r <JitCode 'len'>, R[%r0] -> %r0
  15  -live- %r0, %r1
  15  getfield_gc_i_pure %r0, FieldDescr<pypy.objspace.std.intobject.W_IntObject.inst_intval> -> %i0
  20  int_add %i0, $-1 -> %i0
  24  setfield_gc_i %r1, %i0, FieldDescr<pypy.objspace.std.iterobject.W_ReverseSeqIterObject.inst_index>
  29  ref_return %r1
