   0  getfield_gc_r %r0, FieldDescr<pypy.module._rawffi.alt.interp_struct.W__StructDescr.inst_fields_w> -> %r1
   5  -live- %i0, %r0, %r1
   5  goto_if_not_ptr_iszero %r1, L1
   9  getfield_gc_r %r0, FieldDescr<pypy.module._rawffi.alt.interp_struct.W__StructDescr.inst_w_ffitype> -> %r0
  14  getfield_gc_r_pure %r0, FieldDescr<pypy.module._rawffi.alt.interp_ffitype.W_FFIType.inst_name> -> %r0
  19  new_with_vtable <rpython.jit.backend.llsupport.descr.SizeDescr object at 0x00000001a83a82c0> -> %r1
  23  setfield_gc_r %r1, $<* struct pypy.interpreter.baseobjspace.W_Root>, FieldDescr<pypy.interpreter.error.OperationError.inst_w_type>
  28  setfield_gc_r %r1, $<* struct tuple2>, FieldDescr<pypy.interpreter.error.OpErrFmt.inst_xstrings>
  33  setfield_gc_r %r1, %r0, FieldDescr<pypy.interpreter.error.OpErrFmt.inst_x0>
  38  assert_not_none %r1
  40  -live- %r1
  40  guard_class %r1 -> %i0
  43  -live- %r1
  43  raise %r1
  45  ---
  45  L1:
  45  residual_call_r_r $<* fn _ll_0_alloc_with_del___>, R[], <CallDescr() EF=5> -> %r1
  51  -live- %i0, %r0, %r1
  51  setfield_gc_r %r1, %r0, FieldDescr<pypy.module._rawffi.alt.interp_struct.W__StructInstance.inst_structdescr>
  56  setfield_gc_i %r1, $True, FieldDescr<pypy.module._rawffi.alt.interp_struct.W__StructInstance.inst_autofree>
  61  setfield_gc_i %r1, %i0, FieldDescr<pypy.module._rawffi.alt.interp_struct.W__StructInstance.inst_rawmem>
  66  ref_return %r1
