2016-10-22 19:07:12 +01:00
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/* -*-comment-start: "//";comment-end:""-*-
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2018-07-22 13:24:36 +01:00
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* GNU Mes --- Maxwell Equations of Software
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2017-11-21 18:22:26 +00:00
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* Copyright © 2016,2017,2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
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2019-01-13 10:02:28 +00:00
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* Copyright © 2019 Jeremiah Orians <jeremiah@pdp10.guru>
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2016-10-22 19:07:12 +01:00
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*
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2018-07-22 13:24:36 +01:00
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* This file is part of GNU Mes.
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2016-10-22 19:07:12 +01:00
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*
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2018-07-22 13:24:36 +01:00
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* GNU Mes is free software; you can redistribute it and/or modify it
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2016-10-22 19:07:12 +01:00
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or (at
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* your option) any later version.
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*
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2018-07-22 13:24:36 +01:00
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* GNU Mes is distributed in the hope that it will be useful, but
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2016-10-22 19:07:12 +01:00
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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2018-07-22 13:24:36 +01:00
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* along with GNU Mes. If not, see <http://www.gnu.org/licenses/>.
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2016-10-22 19:07:12 +01:00
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*/
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2019-06-08 14:36:22 +01:00
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#include "mes/lib.h"
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#include "mes/mes.h"
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#include <ctype.h>
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2017-05-02 22:30:46 +01:00
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#include <limits.h>
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2019-06-08 14:36:22 +01:00
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#include <stdio.h>
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#include <string.h>
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2017-05-02 22:30:46 +01:00
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2018-01-25 06:00:48 +00:00
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void
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2019-01-13 10:02:28 +00:00
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assert_number (char *name, struct scm *x)
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2018-01-25 06:00:48 +00:00
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{
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2019-01-13 10:02:28 +00:00
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struct scm *y = x;
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if (y->type != TNUMBER)
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2018-01-25 06:00:48 +00:00
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{
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eputs (name);
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error (cell_symbol_not_a_number, x);
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}
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}
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2019-01-13 10:02:28 +00:00
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struct scm *
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greater_p (struct scm *x) /* ((name . ">") (arity . n)) */
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mescc: Run module/base-0.mes.
* gc.c: New file.
* vector.c: New file.
* mes.c: Remove vector and gc functions, include vector.c, gc.c.
* GNUmakefile (mes.o): Add gc, vector dependencies.
* scaffold/mini-mes.c (eval_apply): Support primitive-load through
read_input_file.
(getenv_, open_input_file, current_input_port,
set_current_input_port force_output, exit_, values, arity_, xassq,
is_p, minus, plus, divide, modulo multiply, logior, ash): New function.
(mes_symbols): Add symbols %gnuc, %mesc.
* scaffold/mini-mes.c (): New functions.
* scaffold/b-0.mes: New file.
* scaffold/t-0.mes: New file.
2017-03-26 20:13:01 +01:00
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{
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2019-01-13 10:02:28 +00:00
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struct scm *y = x;
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if (y == cell_nil)
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{
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return cell_t;
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}
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assert_number ("greater_p", y->car);
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SCM n = y->car->value;
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y = y->cdr;
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while (y != cell_nil)
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{
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assert_number ("greater_p", y->car);
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if (y->car->value >= n)
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{
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return cell_f;
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}
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n = y->car->value;
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y = y->cdr;
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mescc: Run module/base-0.mes.
* gc.c: New file.
* vector.c: New file.
* mes.c: Remove vector and gc functions, include vector.c, gc.c.
* GNUmakefile (mes.o): Add gc, vector dependencies.
* scaffold/mini-mes.c (eval_apply): Support primitive-load through
read_input_file.
(getenv_, open_input_file, current_input_port,
set_current_input_port force_output, exit_, values, arity_, xassq,
is_p, minus, plus, divide, modulo multiply, logior, ash): New function.
(mes_symbols): Add symbols %gnuc, %mesc.
* scaffold/mini-mes.c (): New functions.
* scaffold/b-0.mes: New file.
* scaffold/t-0.mes: New file.
2017-03-26 20:13:01 +01:00
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}
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2019-01-13 10:02:28 +00:00
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mescc: Run module/base-0.mes.
* gc.c: New file.
* vector.c: New file.
* mes.c: Remove vector and gc functions, include vector.c, gc.c.
* GNUmakefile (mes.o): Add gc, vector dependencies.
* scaffold/mini-mes.c (eval_apply): Support primitive-load through
read_input_file.
(getenv_, open_input_file, current_input_port,
set_current_input_port force_output, exit_, values, arity_, xassq,
is_p, minus, plus, divide, modulo multiply, logior, ash): New function.
(mes_symbols): Add symbols %gnuc, %mesc.
* scaffold/mini-mes.c (): New functions.
* scaffold/b-0.mes: New file.
* scaffold/t-0.mes: New file.
2017-03-26 20:13:01 +01:00
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return cell_t;
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}
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2016-10-22 19:07:12 +01:00
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2019-01-13 10:02:28 +00:00
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struct scm *
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less_p (struct scm *x) /* ((name . "<") (arity . n)) */
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mescc: Run module/base-0.mes.
* gc.c: New file.
* vector.c: New file.
* mes.c: Remove vector and gc functions, include vector.c, gc.c.
* GNUmakefile (mes.o): Add gc, vector dependencies.
* scaffold/mini-mes.c (eval_apply): Support primitive-load through
read_input_file.
(getenv_, open_input_file, current_input_port,
set_current_input_port force_output, exit_, values, arity_, xassq,
is_p, minus, plus, divide, modulo multiply, logior, ash): New function.
(mes_symbols): Add symbols %gnuc, %mesc.
* scaffold/mini-mes.c (): New functions.
* scaffold/b-0.mes: New file.
* scaffold/t-0.mes: New file.
2017-03-26 20:13:01 +01:00
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{
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2019-01-13 10:02:28 +00:00
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struct scm *y = x;
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if (y == cell_nil)
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{
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return cell_t;
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}
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assert_number ("less_p", y->car);
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SCM n = y->car->value;
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y = y->cdr;
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while (y != cell_nil)
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{
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assert_number ("less_p", y->car);
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if (y->car->value <= n)
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{
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return cell_f;
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}
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n = y->car->value;
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y = y->cdr;
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mescc: Run module/base-0.mes.
* gc.c: New file.
* vector.c: New file.
* mes.c: Remove vector and gc functions, include vector.c, gc.c.
* GNUmakefile (mes.o): Add gc, vector dependencies.
* scaffold/mini-mes.c (eval_apply): Support primitive-load through
read_input_file.
(getenv_, open_input_file, current_input_port,
set_current_input_port force_output, exit_, values, arity_, xassq,
is_p, minus, plus, divide, modulo multiply, logior, ash): New function.
(mes_symbols): Add symbols %gnuc, %mesc.
* scaffold/mini-mes.c (): New functions.
* scaffold/b-0.mes: New file.
* scaffold/t-0.mes: New file.
2017-03-26 20:13:01 +01:00
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}
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2019-01-13 10:02:28 +00:00
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mescc: Run module/base-0.mes.
* gc.c: New file.
* vector.c: New file.
* mes.c: Remove vector and gc functions, include vector.c, gc.c.
* GNUmakefile (mes.o): Add gc, vector dependencies.
* scaffold/mini-mes.c (eval_apply): Support primitive-load through
read_input_file.
(getenv_, open_input_file, current_input_port,
set_current_input_port force_output, exit_, values, arity_, xassq,
is_p, minus, plus, divide, modulo multiply, logior, ash): New function.
(mes_symbols): Add symbols %gnuc, %mesc.
* scaffold/mini-mes.c (): New functions.
* scaffold/b-0.mes: New file.
* scaffold/t-0.mes: New file.
2017-03-26 20:13:01 +01:00
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return cell_t;
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}
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2016-10-22 19:07:12 +01:00
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2019-01-13 10:02:28 +00:00
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struct scm *
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is_p (struct scm *x) /* ((name . "=") (arity . n)) */
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2016-10-22 19:07:12 +01:00
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{
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2019-01-13 10:02:28 +00:00
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struct scm *y = x;
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if (y == cell_nil)
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{
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return cell_t;
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}
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assert_number ("is_p", y->car);
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SCM n = y->car->value;
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y = y->cdr;
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while (y != cell_nil)
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2016-10-22 19:07:12 +01:00
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{
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2019-01-13 10:02:28 +00:00
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if (y->car->value != n)
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{
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return cell_f;
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}
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y = y->cdr;
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2016-10-22 19:07:12 +01:00
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}
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2019-01-13 10:02:28 +00:00
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2016-11-21 08:28:34 +00:00
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return cell_t;
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2016-10-22 19:07:12 +01:00
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}
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2019-01-13 10:02:28 +00:00
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struct scm *
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minus (struct scm *x) /* ((name . "-") (arity . n)) */
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2016-10-22 19:07:12 +01:00
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{
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2019-01-13 10:02:28 +00:00
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struct scm *y = x;
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assert_number ("minus", y->car);
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SCM n = y->car->value;
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y = y->cdr;
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if (y == cell_nil)
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{
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n = -n;
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}
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while (y != cell_nil)
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{
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assert_number ("minus", y->car);
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n = n - y->car->value;
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y = y->cdr;
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}
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return make_number (n);
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2016-10-22 19:07:12 +01:00
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}
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2019-01-13 10:02:28 +00:00
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struct scm *
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plus (struct scm *x) /* ((name . "+") (arity . n)) */
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2016-10-22 19:07:12 +01:00
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{
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2019-01-13 10:02:28 +00:00
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struct scm *y = x;
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SCM n = 0;
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while (y != cell_nil)
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2016-10-22 19:07:12 +01:00
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{
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2019-01-13 10:02:28 +00:00
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assert_number ("plus", y->car);
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n = n + y->car->value;
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y = y->cdr;
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2016-10-22 19:07:12 +01:00
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}
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2019-01-13 10:02:28 +00:00
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return make_number (n);
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2016-10-22 19:07:12 +01:00
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}
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2019-01-13 10:02:28 +00:00
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struct scm *
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divide (struct scm *x) /* ((name . "/") (arity . n)) */
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2016-10-22 19:07:12 +01:00
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{
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2019-01-13 10:02:28 +00:00
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struct scm *y = x;
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SCM n = 1;
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if (y != cell_nil)
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2018-04-05 20:35:31 +01:00
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{
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2019-01-13 10:02:28 +00:00
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assert_number ("divide", y->car);
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n = y->car->value;
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y = y->cdr;
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2018-04-05 20:35:31 +01:00
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}
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2019-01-13 10:02:28 +00:00
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while (y != cell_nil)
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2016-10-22 19:07:12 +01:00
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{
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2019-01-13 10:02:28 +00:00
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assert_number ("divide", y->car);
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2018-10-06 23:25:33 +01:00
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if (!n)
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2019-01-13 10:02:28 +00:00
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{
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break;
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}
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n = n / y->car->value;
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y = y->cdr;
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2016-10-22 19:07:12 +01:00
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}
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2019-01-13 10:02:28 +00:00
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return make_number (n);
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2016-10-22 19:07:12 +01:00
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}
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2019-01-13 10:02:28 +00:00
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struct scm *
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modulo (struct scm *a, struct scm *b)
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2016-10-22 19:07:12 +01:00
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{
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2019-01-13 10:02:28 +00:00
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struct scm *a2 = a;
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struct scm *b2 = b;
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2018-01-25 06:00:48 +00:00
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assert_number ("modulo", a);
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assert_number ("modulo", b);
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2019-01-13 10:02:28 +00:00
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SCM x = a2->value;
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x = x % b2->value;
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if (b2->value < 0)
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x = x + b2->value;
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return make_number (x);
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2016-10-22 19:07:12 +01:00
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}
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2019-01-13 10:02:28 +00:00
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struct scm *
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multiply (struct scm *x) /* ((name . "*") (arity . n)) */
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2016-10-22 19:07:12 +01:00
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{
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2019-01-13 10:02:28 +00:00
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struct scm *y = x;
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SCM n = 1;
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while (y != cell_nil)
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2016-10-22 19:07:12 +01:00
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{
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2019-01-13 10:02:28 +00:00
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assert_number ("multiply", y->car);
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n = n * y->car->value;
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y = y->cdr;
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2016-10-22 19:07:12 +01:00
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}
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2019-01-13 10:02:28 +00:00
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return make_number (n);
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2016-10-22 19:07:12 +01:00
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}
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2019-01-13 10:02:28 +00:00
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struct scm *
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logand (struct scm *x) /* ((arity . n)) */
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2017-08-27 11:53:01 +01:00
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{
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2019-01-13 10:02:28 +00:00
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struct scm *y = x;
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SCM n = -1;
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while (y != cell_nil)
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2017-08-27 11:53:01 +01:00
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{
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2019-01-13 10:02:28 +00:00
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assert_number ("multiply", y->car);
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n = n & y->car->value;
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y = y->cdr;
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2017-08-27 11:53:01 +01:00
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}
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2019-01-13 10:02:28 +00:00
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return make_number (n);
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2017-08-27 11:53:01 +01:00
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}
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2019-01-13 10:02:28 +00:00
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struct scm *
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logior (struct scm *x) /* ((arity . n)) */
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2016-10-22 19:07:12 +01:00
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{
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2019-01-13 10:02:28 +00:00
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struct scm *y = x;
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SCM n = 0;
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while (y != cell_nil)
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2016-10-22 19:07:12 +01:00
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{
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2019-01-13 10:02:28 +00:00
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assert_number ("logior", y->car);
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n = n | y->car->value;
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y = y->cdr;
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2016-10-22 19:07:12 +01:00
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}
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2019-01-13 10:02:28 +00:00
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return make_number (n);
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2016-10-22 19:07:12 +01:00
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}
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2016-12-20 19:10:43 +00:00
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2019-01-13 10:02:28 +00:00
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struct scm *
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lognot (struct scm *x)
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2017-08-27 11:53:01 +01:00
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{
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2019-01-13 10:02:28 +00:00
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struct scm *y = x;
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2018-01-25 06:00:48 +00:00
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assert_number ("lognot", x);
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2019-01-13 10:02:28 +00:00
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SCM n = ~y->value;
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return make_number (n);
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2017-08-27 11:53:01 +01:00
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}
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|
|
2019-01-13 10:02:28 +00:00
|
|
|
struct scm *
|
|
|
|
logxor (struct scm *x) /* ((arity . n)) */
|
2018-05-16 21:30:08 +01:00
|
|
|
{
|
2019-01-13 10:02:28 +00:00
|
|
|
struct scm *y = x;
|
|
|
|
SCM n = 0;
|
|
|
|
|
|
|
|
while (y != cell_nil)
|
2018-05-16 21:30:08 +01:00
|
|
|
{
|
2019-01-13 10:02:28 +00:00
|
|
|
assert_number ("logxor", y->car);
|
|
|
|
n = n ^ y->car->value;
|
|
|
|
y = y->cdr;
|
2018-05-16 21:30:08 +01:00
|
|
|
}
|
2019-01-13 10:02:28 +00:00
|
|
|
|
|
|
|
return make_number (n);
|
2018-05-16 21:30:08 +01:00
|
|
|
}
|
|
|
|
|
2019-01-13 10:02:28 +00:00
|
|
|
struct scm *
|
|
|
|
ash (struct scm *n, struct scm *count)
|
2016-12-20 19:10:43 +00:00
|
|
|
{
|
2019-01-13 10:02:28 +00:00
|
|
|
struct scm *n2 = n;
|
|
|
|
struct scm *count2 = count;
|
2018-01-25 06:00:48 +00:00
|
|
|
assert_number ("ash", n);
|
|
|
|
assert_number ("ash", count);
|
2019-01-13 10:02:28 +00:00
|
|
|
SCM cn = n2->value;
|
|
|
|
SCM ccount = count2->value;
|
|
|
|
|
|
|
|
SCM r;
|
|
|
|
if (ccount < 0)
|
|
|
|
r = cn >> -ccount;
|
|
|
|
else
|
|
|
|
r = cn << ccount;
|
|
|
|
|
|
|
|
return make_number (r);
|
2016-12-20 19:10:43 +00:00
|
|
|
}
|