   0  getfield_gc_r %r0, FieldDescr<pypy.module._io.interp_bufferedio.W_BufferedRWPair.inst_w_writer> -> %r2
   5  -live- %r0, %r1, %r2
   8  goto_if_not_ptr_iszero %r2, L1
  12  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000563a60ed2100> -> %r2
  16  setfield_gc_r %r2, $<* struct rpy_string>, FieldDescr<pypy.interpreter.error.OpErrFmtNoArgs.inst__value>
  21  setfield_gc_r %r2, $<* struct pypy.interpreter.baseobjspace.W_Root>, FieldDescr<pypy.interpreter.error.OperationError.inst_w_type>
  26  assert_not_none %r2
  28  -live- %r2
  31  raise %r2
  33  ---
  33  L1:
  33  inline_call_r_r <JitCode 'getattr'>, R[%r2, $<* struct pypy.interpreter.baseobjspace.W_Root>] -> %r2
  40  -live- %r0, %r1, %r2
  43  inline_call_r_r <JitCode 'call_args'>, R[%r2, %r1] -> %r2
  50  -live- %r0, %r1
  53  catch_exception L2
  56  ref_copy $<* struct pypy.interpreter.error.OperationError> -> %r2
  59  L3:
  59  getfield_gc_r %r0, FieldDescr<pypy.module._io.interp_bufferedio.W_BufferedRWPair.inst_w_reader> -> %r0
  64  -live- %r0, %r1, %r2
  67  goto_if_not_ptr_iszero %r0, L4
  71  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000563a60ed2100> -> %r2
  75  setfield_gc_r %r2, $<* struct rpy_string>, FieldDescr<pypy.interpreter.error.OpErrFmtNoArgs.inst__value>
  80  setfield_gc_r %r2, $<* struct pypy.interpreter.baseobjspace.W_Root>, FieldDescr<pypy.interpreter.error.OperationError.inst_w_type>
  85  assert_not_none %r2
  87  -live- %r2
  90  raise %r2
  92  ---
  92  L4:
  92  inline_call_r_r <JitCode 'getattr'>, R[%r0, $<* struct pypy.interpreter.baseobjspace.W_Root>] -> %r0
  99  -live- %r0, %r1, %r2
 102  inline_call_r_r <JitCode 'call_args'>, R[%r0, %r1] -> %r1
 109  -live- %r2
 112  goto_if_not_ptr_nonzero %r2, L5
 116  assert_not_none %r2
 118  -live- %r2
 121  guard_class %r2 -> %i0
 124  -live- %r2
 127  raise %r2
 129  ---
 129  L5:
 129  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
 131  ---
 131  L2:
 131  goto_if_exception_mismatch $<* struct object_vtable>, L6
 135  last_exc_value -> %r2
 137  goto L3
 140  ---
 140  L6:
 140  reraise
