   0  int_add %i1, %i2 -> %i1
   4  raw_load_i %i0, %i1, <rpython.jit.backend.llsupport.descr.ArrayDescr object at 0x7fff4b216820> -> %i0
  10  -live- %i0, %i3
  10  goto_if_not %i3, L1
  14  int_return %i0
  16  ---
  16  L1:
  16  inline_call_ir_i <JitCode 'byteswap__Unsigned'>, I[%i0], R[] -> %i0
  23  -live- %i0
  23  int_return %i0
