   0  inline_call_r_r <JitCode 'open_cdll'>, R[$<* struct rpy_string>] -> %r0
   6  -live- %r0
   6  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x7fff520e7280> -> %r1
  10  setfield_gc_r %r1, %r0, FieldDescr<pypy.module._rawffi.interp_rawffi.W_CDLL.inst_cdll>
  15  setfield_gc_r %r1, $<* struct rpy_string>, FieldDescr<pypy.module._rawffi.interp_rawffi.W_CDLL.inst_name>
  20  inline_call_ir_r <JitCode 'allocate_and_init_instance'>, I[$False, $False, $False, $False], R[$<* struct pypy.interpreter.baseobjspace.W_Root>] -> %r0
  31  -live- %r0, %r1
  31  setfield_gc_r %r1, %r0, FieldDescr<pypy.module._rawffi.interp_rawffi.W_CDLL.inst_w_cache>
  36  ref_return %r1
