2 * Copyright © 2016 Keith Packard <keithp@keithp.com>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
18 #define DBG(...) printf (__VA_ARGS__)
23 static void (*const ao_lisp_print_funcs[AO_LISP_NUM_TYPE])(ao_poly) = {
24 [AO_LISP_CONS] = ao_lisp_cons_print,
25 [AO_LISP_STRING] = ao_lisp_string_print,
26 [AO_LISP_INT] = ao_lisp_int_print,
27 [AO_LISP_ATOM] = ao_lisp_atom_print,
28 [AO_LISP_BUILTIN] = ao_lisp_builtin_print
32 ao_lisp_poly_print(ao_poly p)
34 void (*print)(ao_poly) = ao_lisp_print_funcs[ao_lisp_poly_type(p)];
40 static const struct ao_lisp_type const *ao_lisp_types[AO_LISP_NUM_TYPE] = {
41 [AO_LISP_CONS] = &ao_lisp_cons_type,
43 [AO_LISP_STRING] = &ao_lisp_string_type,
44 [AO_LISP_OTHER] = (void *) 0x1,
45 [AO_LISP_ATOM] = &ao_lisp_atom_type,
46 [AO_LISP_BUILTIN] = &ao_lisp_builtin_type,
47 [AO_LISP_FRAME] = &ao_lisp_frame_type,
51 ao_lisp_poly_mark(ao_poly p)
53 const struct ao_lisp_type *lisp_type = ao_lisp_types[ao_lisp_poly_type(p)];
55 return ao_lisp_mark(lisp_type, ao_lisp_ref(p));
60 ao_lisp_poly_move(ao_poly *ref)
64 const struct ao_lisp_type *lisp_type;
71 type = p & AO_LISP_TYPE_MASK;
72 if (type == AO_LISP_OTHER)
73 type = ao_lisp_other_type(ao_lisp_move_map(ao_lisp_poly_other(p)));
75 if (type >= AO_LISP_NUM_TYPE)
78 lisp_type = ao_lisp_types[type];
81 addr = ao_lisp_ref(p);
82 ret = ao_lisp_move(lisp_type, &addr);
83 if (addr != ao_lisp_ref(p)) {
84 ao_poly np = ao_lisp_poly(addr, p & AO_LISP_TYPE_MASK);
85 DBG("poly %d moved %04x -> %04x\n",