| 1 | /* Copyright (C) 2001 Free Software Foundation, Inc. |
| 2 | * |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License as published by |
| 5 | * the Free Software Foundation; either version 2, or (at your option) |
| 6 | * any later version. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU General Public License |
| 14 | * along with this software; see the file COPYING. If not, write to |
| 15 | * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
| 16 | * Boston, MA 02111-1307 USA |
| 17 | * |
| 18 | * As a special exception, the Free Software Foundation gives permission |
| 19 | * for additional uses of the text contained in its release of GUILE. |
| 20 | * |
| 21 | * The exception is that, if you link the GUILE library with other files |
| 22 | * to produce an executable, this does not by itself cause the |
| 23 | * resulting executable to be covered by the GNU General Public License. |
| 24 | * Your use of that executable is in no way restricted on account of |
| 25 | * linking the GUILE library code into it. |
| 26 | * |
| 27 | * This exception does not however invalidate any other reasons why |
| 28 | * the executable file might be covered by the GNU General Public License. |
| 29 | * |
| 30 | * This exception applies only to the code released by the |
| 31 | * Free Software Foundation under the name GUILE. If you copy |
| 32 | * code from other Free Software Foundation releases into a copy of |
| 33 | * GUILE, as the General Public License permits, the exception does |
| 34 | * not apply to the code that you add in this way. To avoid misleading |
| 35 | * anyone as to the status of such modified files, you must delete |
| 36 | * this exception notice from them. |
| 37 | * |
| 38 | * If you write modifications of your own for GUILE, it is your choice |
| 39 | * whether to permit this exception to apply to your modifications. |
| 40 | * If you do not wish that, delete this exception notice. */ |
| 41 | |
| 42 | /* This file is included in vm_engine.c */ |
| 43 | |
| 44 | \f |
| 45 | /* |
| 46 | * Predicates |
| 47 | */ |
| 48 | |
| 49 | VM_DEFINE_FUNCTION (not, "not", 1) |
| 50 | { |
| 51 | ARGS1 (x); |
| 52 | RETURN (SCM_BOOL (SCM_FALSEP (x))); |
| 53 | } |
| 54 | |
| 55 | VM_DEFINE_FUNCTION (not_not, "not-not", 1) |
| 56 | { |
| 57 | ARGS1 (x); |
| 58 | RETURN (SCM_BOOL (!SCM_FALSEP (x))); |
| 59 | } |
| 60 | |
| 61 | VM_DEFINE_FUNCTION (eq, "eq?", 2) |
| 62 | { |
| 63 | ARGS2 (x, y); |
| 64 | RETURN (SCM_BOOL (SCM_EQ_P (x, y))); |
| 65 | } |
| 66 | |
| 67 | VM_DEFINE_FUNCTION (not_eq, "not-eq?", 2) |
| 68 | { |
| 69 | ARGS2 (x, y); |
| 70 | RETURN (SCM_BOOL (!SCM_EQ_P (x, y))); |
| 71 | } |
| 72 | |
| 73 | VM_DEFINE_FUNCTION (nullp, "null?", 1) |
| 74 | { |
| 75 | ARGS1 (x); |
| 76 | RETURN (SCM_BOOL (SCM_NULLP (x))); |
| 77 | } |
| 78 | |
| 79 | VM_DEFINE_FUNCTION (not_nullp, "not-null?", 1) |
| 80 | { |
| 81 | ARGS1 (x); |
| 82 | RETURN (SCM_BOOL (!SCM_NULLP (x))); |
| 83 | } |
| 84 | |
| 85 | VM_DEFINE_FUNCTION (eqv, "eqv?", 2) |
| 86 | { |
| 87 | ARGS2 (x, y); |
| 88 | if (SCM_EQ_P (x, y)) |
| 89 | RETURN (SCM_BOOL_T); |
| 90 | if (SCM_IMP (x) || SCM_IMP (y)) |
| 91 | RETURN (SCM_BOOL_F); |
| 92 | SYNC_BEFORE_GC (); |
| 93 | RETURN (scm_eqv_p (x, y)); |
| 94 | } |
| 95 | |
| 96 | VM_DEFINE_FUNCTION (equal, "equal?", 2) |
| 97 | { |
| 98 | ARGS2 (x, y); |
| 99 | if (SCM_EQ_P (x, y)) |
| 100 | RETURN (SCM_BOOL_T); |
| 101 | if (SCM_IMP (x) || SCM_IMP (y)) |
| 102 | RETURN (SCM_BOOL_F); |
| 103 | SYNC_BEFORE_GC (); |
| 104 | RETURN (scm_equal_p (x, y)); |
| 105 | } |
| 106 | |
| 107 | VM_DEFINE_FUNCTION (pairp, "pair?", 1) |
| 108 | { |
| 109 | ARGS1 (x); |
| 110 | RETURN (SCM_BOOL (SCM_CONSP (x))); |
| 111 | } |
| 112 | |
| 113 | VM_DEFINE_FUNCTION (listp, "list?", 1) |
| 114 | { |
| 115 | ARGS1 (x); |
| 116 | RETURN (SCM_BOOL (scm_ilength (x) >= 0)); |
| 117 | } |
| 118 | |
| 119 | \f |
| 120 | /* |
| 121 | * Basic data |
| 122 | */ |
| 123 | |
| 124 | VM_DEFINE_FUNCTION (cons, "cons", 2) |
| 125 | { |
| 126 | ARGS2 (x, y); |
| 127 | CONS (x, x, y); |
| 128 | RETURN (x); |
| 129 | } |
| 130 | |
| 131 | VM_DEFINE_FUNCTION (car, "car", 1) |
| 132 | { |
| 133 | ARGS1 (x); |
| 134 | SCM_VALIDATE_CONS (1, x); |
| 135 | RETURN (SCM_CAR (x)); |
| 136 | } |
| 137 | |
| 138 | VM_DEFINE_FUNCTION (cdr, "cdr", 1) |
| 139 | { |
| 140 | ARGS1 (x); |
| 141 | SCM_VALIDATE_CONS (1, x); |
| 142 | RETURN (SCM_CDR (x)); |
| 143 | } |
| 144 | |
| 145 | VM_DEFINE_FUNCTION (set_car, "set-car!", 2) |
| 146 | { |
| 147 | ARGS2 (x, y); |
| 148 | SCM_VALIDATE_CONS (1, x); |
| 149 | SCM_SETCAR (x, y); |
| 150 | RETURN (SCM_UNSPECIFIED); |
| 151 | } |
| 152 | |
| 153 | VM_DEFINE_FUNCTION (set_cdr, "set-cdr!", 2) |
| 154 | { |
| 155 | ARGS2 (x, y); |
| 156 | SCM_VALIDATE_CONS (1, x); |
| 157 | SCM_SETCDR (x, y); |
| 158 | RETURN (SCM_UNSPECIFIED); |
| 159 | } |
| 160 | |
| 161 | \f |
| 162 | /* |
| 163 | * Numeric relational tests |
| 164 | */ |
| 165 | |
| 166 | #undef REL |
| 167 | #define REL(crel,srel) \ |
| 168 | { \ |
| 169 | ARGS2 (x, y); \ |
| 170 | if (SCM_INUMP (x) && SCM_INUMP (y)) \ |
| 171 | RETURN (SCM_BOOL (SCM_INUM (x) crel SCM_INUM (y))); \ |
| 172 | RETURN (srel (x, y)); \ |
| 173 | } |
| 174 | |
| 175 | VM_DEFINE_FUNCTION (ee, "ee?", 2) |
| 176 | { |
| 177 | REL (==, scm_num_eq_p); |
| 178 | } |
| 179 | |
| 180 | VM_DEFINE_FUNCTION (lt, "lt?", 2) |
| 181 | { |
| 182 | REL (<, scm_less_p); |
| 183 | } |
| 184 | |
| 185 | VM_DEFINE_FUNCTION (le, "le?", 2) |
| 186 | { |
| 187 | REL (<=, scm_leq_p); |
| 188 | } |
| 189 | |
| 190 | VM_DEFINE_FUNCTION (gt, "gt?", 2) |
| 191 | { |
| 192 | REL (>, scm_gr_p); |
| 193 | } |
| 194 | |
| 195 | VM_DEFINE_FUNCTION (ge, "ge?", 2) |
| 196 | { |
| 197 | REL (>=, scm_geq_p); |
| 198 | } |
| 199 | |
| 200 | \f |
| 201 | /* |
| 202 | * Numeric functions |
| 203 | */ |
| 204 | |
| 205 | #undef FUNC1 |
| 206 | #define FUNC1(CEXP,SEXP) \ |
| 207 | { \ |
| 208 | ARGS1 (x); \ |
| 209 | if (SCM_INUMP (x)) \ |
| 210 | { \ |
| 211 | int n = CEXP; \ |
| 212 | if (SCM_FIXABLE (n)) \ |
| 213 | RETURN (SCM_MAKINUM (n)); \ |
| 214 | } \ |
| 215 | RETURN (SEXP); \ |
| 216 | } |
| 217 | |
| 218 | #undef FUNC2 |
| 219 | #define FUNC2(CFUNC,SFUNC) \ |
| 220 | { \ |
| 221 | ARGS2 (x, y); \ |
| 222 | if (SCM_INUMP (x) && SCM_INUMP (y)) \ |
| 223 | { \ |
| 224 | int n = SCM_INUM (x) CFUNC SCM_INUM (y); \ |
| 225 | if (SCM_FIXABLE (n)) \ |
| 226 | RETURN (SCM_MAKINUM (n)); \ |
| 227 | } \ |
| 228 | RETURN (SFUNC (x, y)); \ |
| 229 | } |
| 230 | |
| 231 | VM_DEFINE_FUNCTION (add, "add", 2) |
| 232 | { |
| 233 | FUNC2 (+, scm_sum); |
| 234 | } |
| 235 | |
| 236 | VM_DEFINE_FUNCTION (sub, "sub", 2) |
| 237 | { |
| 238 | FUNC2 (-, scm_difference); |
| 239 | } |
| 240 | |
| 241 | VM_DEFINE_FUNCTION (mul, "mul", 2) |
| 242 | { |
| 243 | ARGS2 (x, y); |
| 244 | RETURN (scm_product (x, y)); |
| 245 | } |
| 246 | |
| 247 | VM_DEFINE_FUNCTION (div, "div", 2) |
| 248 | { |
| 249 | ARGS2 (x, y); |
| 250 | RETURN (scm_divide (x, y)); |
| 251 | } |
| 252 | |
| 253 | VM_DEFINE_FUNCTION (quo, "quo", 2) |
| 254 | { |
| 255 | ARGS2 (x, y); |
| 256 | RETURN (scm_quotient (x, y)); |
| 257 | } |
| 258 | |
| 259 | VM_DEFINE_FUNCTION (rem, "rem", 2) |
| 260 | { |
| 261 | ARGS2 (x, y); |
| 262 | RETURN (scm_remainder (x, y)); |
| 263 | } |
| 264 | |
| 265 | VM_DEFINE_FUNCTION (mod, "mod", 2) |
| 266 | { |
| 267 | ARGS2 (x, y); |
| 268 | RETURN (scm_modulo (x, y)); |
| 269 | } |
| 270 | |
| 271 | /* |
| 272 | Local Variables: |
| 273 | c-file-style: "gnu" |
| 274 | End: |
| 275 | */ |