   0  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x000056098436cf70> -> %r0
   4  setfield_gc_r %r0, %r1, FieldDescr<pypy.module.pypyjit.interp_jit.W_NotFromAssembler.inst_w_callable>
   9  ref_return %r0
