   0  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000aaab387ff520> -> %r3
   4  setfield_gc_r %r3, %r1, FieldDescr<pypy.objspace.std.sliceobject.W_SliceObject.inst_w_start>
   9  setfield_gc_r %r3, %r2, FieldDescr<pypy.objspace.std.sliceobject.W_SliceObject.inst_w_stop>
  14  setfield_gc_r %r3, $<* struct pypy.interpreter.baseobjspace.W_Root>, FieldDescr<pypy.objspace.std.sliceobject.W_SliceObject.inst_w_step>
  19  -live- %r0, %r3
  22  guard_class %r0 -> %i0
  25  getfield_raw_i %i0, FieldDescr<pypy.interpreter.baseobjspace.W_Root_vtable.cls_shortcut___getitem__> -> %i0
  30  -live- %i0, %r0, %r3
  33  int_guard_value %i0
  35  residual_call_r_r %i0, <IndirectCallTargets>, R[%r0, %r3], <CallDescr(rr) EF=7> -> %r0
  43  -live- %r0
  46  ref_return %r0
