   0  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x000002aa42caed08> -> %r1
   4  setfield_gc_r %r1, %r0, FieldDescr<pypy.module.array.interp_array.ArrayBuffer.inst_w_array>
   9  setfield_gc_i %r1, $0, FieldDescr<rpython.rlib.buffer.Buffer.inst_readonly>
  14  ref_return %r1
