   0  getfield_gc_r %r0, FieldDescr<pypy.interpreter.typedef.W_CompressUserDictWeakrefable.inst_map> -> %r0
   5  -live- %r0
   8  guard_class %r0 -> %i0
  11  getfield_raw_i %i0, FieldDescr<pypy.objspace.std.mapdict.AbstractAttribute_vtable.cls_storage_needed> -> %i0
  16  inline_call_ir_i <JitCode 'dispatcher_storage_needed'>, I[%i0], R[%r0] -> %i0
  24  -live- %i0
  27  int_return %i0
