   0  -live- %i0, %i1, %r2
   0  goto_if_not_ptr_iszero %r2, L1
   4  L2:
   4  residual_call_ir_r $<* fn fromint>, I[%i0], R[], <CallDescr(i) EF=4> -> %r0
  12  -live- %i1, %r0, %r2
  12  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000000176b975c8> -> %r1
  16  setfield_gc_r %r1, %r0, FieldDescr<pypy.objspace.std.longobject.W_LongObject.inst_num>
  21  residual_call_ir_r $<* fn fromint>, I[%i1], R[], <CallDescr(i) EF=4> -> %r0
  29  -live- %r0, %r1, %r2
  29  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000000176b975c8> -> %r3
  33  setfield_gc_r %r3, %r0, FieldDescr<pypy.objspace.std.longobject.W_LongObject.inst_num>
  38  inline_call_r_r <JitCode 'W_LongObject.descr_pow'>, R[%r1, %r3, %r2] -> %r0
  46  -live- %r0
  46  ref_return %r0
  48  ---
  48  L1:
  48  inline_call_r_i <JitCode 'W_Root.is_w'>, R[$<* struct pypy.interpreter.baseobjspace.W_Root>, %r2] -> %i2
  55  -live- %i0, %i1, %i2, %r2
  55  -live- %i0, %i1, %i2, %r2
  55  goto_if_not %i2, L3
  59  goto L2
  62  ---
  62  L3:
  62  goto L2
