   0  inline_call_ir_r <JitCode 'interp_w__W_MMap'>, I[$False], R[%r0] -> %r0
   8  -live- %r0
   8  getfield_gc_r %r0, FieldDescr<pypy.module.mmap.interp_mmap.W_MMap.inst_mmap> -> %r1
  13  inline_call_r_v <JitCode 'MMap.check_valid'>, R[%r1]
  18  -live- %r0
  18  catch_exception L1
  21  getfield_gc_r %r0, FieldDescr<pypy.module.mmap.interp_mmap.W_MMap.inst_mmap> -> %r0
  26  residual_call_r_r $<* fn MMap.readline>, R[%r0], <CallDescr(r) EF=5> -> %r0
  33  -live- %r0
  33  -live- %r0
  33  goto_if_not_ptr_iszero %r0, L2
  37  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  39  ---
  39  L2:
  39  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x443353f0> -> %r1
  43  setfield_gc_r %r1, %r0, FieldDescr<pypy.objspace.std.bytesobject.W_BytesObject.inst__value>
  48  ref_return %r1
  50  ---
  50  L1:
  50  goto_if_exception_mismatch $<* struct object_vtable>, L3
  54  last_exc_value -> %r0
  56  inline_call_r_r <JitCode 'mmap_error'>, R[%r0] -> %r0
  62  -live- %r0
  62  -live- %r0
  62  guard_class %r0 -> %i0
  65  -live- %r0
  65  raise %r0
  67  ---
  67  L3:
  67  reraise
