   0  getfield_gc_i %r0, FieldDescr<pypy.module._rawffi.interp_array.W_ArrayInstance.inst_length> -> %i0
   5  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000555aadb8aa68> -> %r0
   9  setfield_gc_i %r0, %i0, FieldDescr<pypy.objspace.std.intobject.W_IntObject.inst_intval>
  14  ref_return %r0
