   0  inline_call_r_r <JitCode 'allocate_instance__MultibyteIncrementalDecoder'>, R[%r0] -> %r0
   6  -live- %r0, %r1
   6  inline_call_r_v <JitCode 'MultibyteIncrementalBase.__init__'>, R[%r0, %r1]
  12  -live- %r0
  12  -live- %r0
  12  goto_if_not_ptr_iszero %r0, L1
  16  ref_return $<* struct pypy.interpreter.baseobjspace.W_Root>
  18  ---
  18  L1:
  18  ref_return %r0
