   0  inline_call_ir_r <JitCode 'interp_w__W_FFIObject'>, I[$False], R[%r0] -> %r0
   8  -live- %r0, %r1, %r2
   8  inline_call_ir_r <JitCode 'W_FFIObject.ffi_type'>, I[$3], R[%r0, %r1] -> %r0
  17  -live- %r0, %r2
  17  -live- %r0, %r2
  17  guard_class %r0 -> %i0
  20  getfield_raw_i %i0, FieldDescr<pypy.module._cffi_backend.ctypeobj.W_CType_vtable.cls_cast> -> %i0
  25  -live- %i0, %r0, %r2
  25  int_guard_value %i0
  27  residual_call_r_r %i0, <IndirectCallTargets>, R[%r0, %r2], <CallDescr(rr) EF=7> -> %r0
  35  -live- %r0
  35  ref_return %r0
