   0  getfield_gc_r_pure %r0, FieldDescr<pypy.module.mmap.interp_mmap.MMapBuffer.inst_mmap> -> %r1
   5  inline_call_r_v <JitCode 'MMap.check_valid'>, R[%r1]
  10  -live- %r0
  10  catch_exception L1
  13  getfield_gc_r_pure %r0, FieldDescr<pypy.module.mmap.interp_mmap.MMapBuffer.inst_mmap> -> %r0
  18  getfield_gc_i %r0, FieldDescr<rpython.rlib.rmmap.MMap.inst_data> -> %i0
  23  int_return %i0
  25  ---
  25  L1:
  25  goto_if_exception_mismatch $<* struct object_vtable>, L2
  29  last_exc_value -> %r0
  31  inline_call_r_r <JitCode 'mmap_error'>, R[%r0] -> %r0
  37  -live- %r0
  37  assert_not_none %r0
  39  -live- %r0
  39  guard_class %r0 -> %i0
  42  -live- %r0
  42  raise %r0
  44  ---
  44  L2:
  44  reraise
