   0  getfield_gc_r %r0, FieldDescr<pypy.module.mmap.interp_mmap.W_MMap.inst_mmap> -> %r1
   5  inline_call_r_v <JitCode 'MMap.check_valid'>, R[%r1]
  10  -live- %r0
  13  catch_exception L1
  16  getfield_gc_r %r0, FieldDescr<pypy.module.mmap.interp_mmap.W_MMap.inst_mmap> -> %r0
  21  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000aaaae5a67c58> -> %r1
  25  setfield_gc_r %r1, %r0, FieldDescr<pypy.module.mmap.interp_mmap.MMapBuffer.inst_mmap>
  30  setfield_gc_i %r1, $1, FieldDescr<rpython.rlib.buffer.Buffer.inst_readonly>
  35  ref_return %r1
  37  ---
  37  L1:
  37  goto_if_exception_mismatch $<* struct object_vtable>, L2
  41  last_exc_value -> %r0
  43  inline_call_r_r <JitCode 'mmap_error'>, R[%r0] -> %r0
  49  -live- %r0
  52  assert_not_none %r0
  54  -live- %r0
  57  guard_class %r0 -> %i0
  60  -live- %r0
  63  raise %r0
  65  ---
  65  L2:
  65  reraise
