   0  -live- %r0
   3  guard_class %r0 -> %i0
   6  getfield_raw_i %i0, FieldDescr<pypy.interpreter.buffer.BufferView_vtable.cls_as_str> -> %i0
  11  inline_call_ir_r <JitCode 'dispatcher_as_str'>, I[%i0], R[%r0] -> %r0
  19  -live- %r0
  22  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x0000aaaae90342c0> -> %r1
  26  setfield_gc_r %r1, %r0, FieldDescr<rpython.rlib.buffer.StringBuffer.inst_value>
  31  setfield_gc_i %r1, $1, FieldDescr<rpython.rlib.buffer.Buffer.inst_readonly>
  36  ref_return %r1
