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.
19 static struct ao_lisp_builtin *
20 ao_lisp_make_builtin(enum ao_lisp_builtin_id func, int args) {
21 struct ao_lisp_builtin *b = ao_lisp_alloc(sizeof (struct ao_lisp_builtin));
23 b->type = AO_LISP_BUILTIN;
35 struct builtin_func funcs[] = {
36 "lambda", AO_LISP_FUNC_NLAMBDA, builtin_lambda,
37 "lexpr", AO_LISP_FUNC_NLAMBDA, builtin_lexpr,
38 "nlambda", AO_LISP_FUNC_NLAMBDA, builtin_nlambda,
39 "macro", AO_LISP_FUNC_NLAMBDA, builtin_macro,
40 "car", AO_LISP_FUNC_LAMBDA, builtin_car,
41 "cdr", AO_LISP_FUNC_LAMBDA, builtin_cdr,
42 "cons", AO_LISP_FUNC_LAMBDA, builtin_cons,
43 "last", AO_LISP_FUNC_LAMBDA, builtin_last,
44 "quote", AO_LISP_FUNC_NLAMBDA, builtin_quote,
45 "set", AO_LISP_FUNC_LAMBDA, builtin_set,
46 "setq", AO_LISP_FUNC_MACRO, builtin_setq,
47 "cond", AO_LISP_FUNC_NLAMBDA, builtin_cond,
48 "print", AO_LISP_FUNC_LEXPR, builtin_print,
49 "patom", AO_LISP_FUNC_LEXPR, builtin_patom,
50 "+", AO_LISP_FUNC_LEXPR, builtin_plus,
51 "-", AO_LISP_FUNC_LEXPR, builtin_minus,
52 "*", AO_LISP_FUNC_LEXPR, builtin_times,
53 "/", AO_LISP_FUNC_LEXPR, builtin_divide,
54 "%", AO_LISP_FUNC_LEXPR, builtin_mod,
55 "=", AO_LISP_FUNC_LEXPR, builtin_equal,
56 "<", AO_LISP_FUNC_LEXPR, builtin_less,
57 ">", AO_LISP_FUNC_LEXPR, builtin_greater,
58 "<=", AO_LISP_FUNC_LEXPR, builtin_less_equal,
59 ">=", AO_LISP_FUNC_LEXPR, builtin_greater_equal,
62 #define N_FUNC (sizeof funcs / sizeof funcs[0])
72 #define N_ATOM (sizeof atoms / sizeof atoms[0])
74 struct ao_lisp_frame *globals;
79 struct ao_lisp_atom *a;
81 for (a = ao_lisp_atoms; a; a = ao_lisp_poly_atom(a->next))
82 if (((uint8_t *) a->name - ao_lisp_const) == offset)
83 return strlen(a->name);
88 main(int argc, char **argv)
92 struct ao_lisp_atom *a;
93 struct ao_lisp_builtin *b;
97 printf(" * Generated file, do not edit\n");
98 for (f = 0; f < N_FUNC; f++) {
99 b = ao_lisp_make_builtin(funcs[f].func, funcs[f].args);
100 a = ao_lisp_atom_intern(funcs[f].name);
101 ao_lisp_atom_set(ao_lisp_atom_poly(a),
102 ao_lisp_builtin_poly(b));
105 /* atoms for syntax */
106 for (i = 0; i < N_ATOM; i++)
107 (void) ao_lisp_atom_intern(atoms[i]);
109 /* boolean constants */
110 ao_lisp_atom_set(ao_lisp_atom_poly(ao_lisp_atom_intern("nil")),
112 a = ao_lisp_atom_intern("t");
113 ao_lisp_atom_set(ao_lisp_atom_poly(a),
114 ao_lisp_atom_poly(a));
117 sexpr = ao_lisp_read();
121 ao_lisp_poly_print(sexpr);
123 val = ao_lisp_eval(sexpr);
124 if (ao_lisp_exception)
127 ao_lisp_poly_print(val);
131 /* Reduce to referenced values */
135 printf("#define AO_LISP_POOL_CONST %d\n", ao_lisp_top);
136 printf("extern const uint8_t ao_lisp_const[AO_LISP_POOL_CONST] __attribute__((aligned(4)));\n");
137 printf("#define ao_builtin_atoms 0x%04x\n", ao_lisp_atom_poly(ao_lisp_atoms));
138 printf("#define ao_builtin_frame 0x%04x\n", ao_lisp_frame_poly(ao_lisp_frame_global));
140 for (a = ao_lisp_atoms; a; a = ao_lisp_poly_atom(a->next)) {
141 char *n = a->name, c;
142 printf ("#define _ao_lisp_atom_");
149 printf(" 0x%04x\n", ao_lisp_atom_poly(a));
151 printf("#ifdef AO_LISP_CONST_BITS\n");
152 printf("const uint8_t ao_lisp_const[] = {");
153 for (o = 0; o < ao_lisp_top; o++) {
159 c = ao_lisp_const[o];
161 in_atom = is_atom(o);
163 printf (" '%c',", c);
166 printf("0x%02x,", c);
170 printf("#endif /* AO_LISP_CONST_BITS */\n");