   0  L1:
   0  -live- %i0, %r0
   0  getfield_vable_r %r0, FieldDescr<pypy.interpreter.pyframe.PyFrame.inst_lastblock> -> %r1
   5  -live- %i0, %r0, %r1
   5  goto_if_not_ptr_iszero %r1, L2
   9  setfield_gc_i %r0, $True, FieldDescr<pypy.interpreter.pyframe.PyFrame.inst_frame_finished_execution>
  14  ref_return $<* struct pypy.interpreter.pyopcode.FrameBlock>
  16  ---
  16  L2:
  16  -live- %i0, %r0
  16  getfield_vable_r %r0, FieldDescr<pypy.interpreter.pyframe.PyFrame.inst_lastblock> -> %r1
  21  getfield_gc_r_pure %r1, FieldDescr<pypy.interpreter.pyopcode.FrameBlock.inst_previous> -> %r2
  26  -live- %i0, %r0, %r1, %r2
  26  setfield_vable_r %r0, %r2, FieldDescr<pypy.interpreter.pyframe.PyFrame.inst_lastblock>
  31  -live- %i0, %r0, %r1
  31  guard_class %r1 -> %i1
  34  getfield_raw_i %i1, FieldDescr<pypy.interpreter.pyopcode.FrameBlock_vtable.cls_handling_mask> -> %i1
  39  int_and %i1, %i0 -> %i1
  43  -live- %i0, %i1, %r0, %r1
  43  goto_if_not_int_is_true %i1, L3
  47  ref_return %r1
  49  ---
  49  L3:
  49  getfield_gc_i_pure %r1, FieldDescr<pypy.interpreter.pyopcode.FrameBlock.inst_valuestackdepth> -> %i1
  54  inline_call_ir_v <JitCode 'dropvaluesuntil__AccessDirect_None'>, I[%i1], R[%r0]
  61  -live- %i0, %r0
  61  goto L1
