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 "car", AO_LISP_LEXPR, builtin_car,
37 "cdr", AO_LISP_LEXPR, builtin_cdr,
38 "cons", AO_LISP_LEXPR, builtin_cons,
39 "quote", AO_LISP_NLAMBDA,builtin_quote,
40 "set", AO_LISP_LEXPR, builtin_set,
41 "setq", AO_LISP_MACRO, builtin_setq,
42 "cond", AO_LISP_NLAMBDA,builtin_cond,
43 "print", AO_LISP_LEXPR, builtin_print,
44 "patom", AO_LISP_LEXPR, builtin_patom,
45 "+", AO_LISP_LEXPR, builtin_plus,
46 "-", AO_LISP_LEXPR, builtin_minus,
47 "*", AO_LISP_LEXPR, builtin_times,
48 "/", AO_LISP_LEXPR, builtin_divide,
49 "%", AO_LISP_LEXPR, builtin_mod,
50 "=", AO_LISP_LEXPR, builtin_equal,
51 "<", AO_LISP_LEXPR, builtin_less,
52 ">", AO_LISP_LEXPR, builtin_greater,
53 "<=", AO_LISP_LEXPR, builtin_less_equal,
54 ">=", AO_LISP_LEXPR, builtin_greater_equal,
58 ao_lisp_set_cond(struct ao_lisp_cons *c)
64 #define N_FUNC (sizeof funcs / sizeof funcs[0])
74 #define N_ATOM (sizeof atoms / sizeof atoms[0])
76 struct ao_lisp_frame *globals;
81 struct ao_lisp_atom *a;
83 for (a = ao_lisp_atoms; a; a = ao_lisp_poly_atom(a->next))
84 if (((uint8_t *) a->name - ao_lisp_const) == offset)
85 return strlen(a->name);
90 main(int argc, char **argv)
94 struct ao_lisp_atom *a;
95 struct ao_lisp_builtin *b;
99 printf(" * Generated file, do not edit\n");
100 ao_lisp_root_add(&ao_lisp_frame_type, &globals);
101 globals = ao_lisp_frame_new(0);
102 for (f = 0; f < N_FUNC; f++) {
103 b = ao_lisp_make_builtin(funcs[f].func, funcs[f].args);
104 a = ao_lisp_atom_intern(funcs[f].name);
105 globals = ao_lisp_frame_add(globals, ao_lisp_atom_poly(a), ao_lisp_builtin_poly(b));
108 /* atoms for syntax */
109 for (i = 0; i < N_ATOM; i++)
110 (void) ao_lisp_atom_intern(atoms[i]);
112 /* boolean constants */
113 a = ao_lisp_atom_intern("nil");
114 globals = ao_lisp_frame_add(globals, ao_lisp_atom_poly(a), AO_LISP_NIL);
115 a = ao_lisp_atom_intern("t");
116 globals = ao_lisp_frame_add(globals, ao_lisp_atom_poly(a), ao_lisp_atom_poly(a));
119 atom = ao_lisp_read();
122 val = ao_lisp_read();
125 if (ao_lisp_poly_type(atom) != AO_LISP_ATOM) {
126 fprintf(stderr, "input must be atom val pairs\n");
129 globals = ao_lisp_frame_add(globals, atom, val);
132 /* Reduce to referenced values */
136 printf("#define AO_LISP_POOL_CONST %d\n", ao_lisp_top);
137 printf("extern const uint8_t ao_lisp_const[AO_LISP_POOL_CONST] __attribute__((aligned(4)));\n");
138 printf("#define ao_builtin_atoms 0x%04x\n", ao_lisp_atom_poly(ao_lisp_atoms));
139 printf("#define ao_builtin_frame 0x%04x\n", ao_lisp_frame_poly(globals));
141 for (a = ao_lisp_atoms; a; a = ao_lisp_poly_atom(a->next)) {
142 char *n = a->name, c;
143 printf ("#define _ao_lisp_atom_");
150 printf(" 0x%04x\n", ao_lisp_atom_poly(a));
152 printf("#ifdef AO_LISP_CONST_BITS\n");
153 printf("const uint8_t ao_lisp_const[] = {");
154 for (o = 0; o < ao_lisp_top; o++) {
160 c = ao_lisp_const[o];
162 in_atom = is_atom(o);
164 printf (" '%c',", c);
167 printf("0x%02x,", c);
171 printf("#endif /* AO_LISP_CONST_BITS */\n");