/* Test mpz_com, mpz_and, mpz_ior, and mpz_xor.
Copyright 1993 , 1994 , 1996 , 1997 , 2001 , 2013 Free Software Foundation , Inc .
This file is part of the GNU MP Library test suite .
The GNU MP Library test suite is free software ; you can redistribute it
and / or modify it under the terms of the GNU General Public License as
published by the Free Software Foundation ; either version 3 of the License ,
or ( at your option ) any later version .
The GNU MP Library test suite is distributed in the hope that it will be
useful , but WITHOUT ANY WARRANTY ; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE . See the GNU General
Public License for more details .
You should have received a copy of the GNU General Public License along with
the GNU MP Library test suite. If not, see https://www.gnu.org/licenses/. */
#include <stdio.h>
#include <stdlib.h>
#include "gmp-impl.h"
#include "tests.h"
void dump_abort (
void );
void debug_mp (mpz_t,
int );
int
main (
int argc,
char **argv)
{
mpz_t x, y, r1, r2;
mpz_t t1, t2, t3;
mp_size_t xsize, ysize;
int i;
int reps =
100000 ;
gmp_randstate_ptr rands;
mpz_t bs;
unsigned long bsi, size_range;
tests_start ();
rands = RANDS;
mpz_init (bs);
if (argc ==
2 )
reps = atoi (argv[
1 ]);
mpz_init (x);
mpz_init (y);
mpz_init (r1);
mpz_init (r2);
mpz_init (t1);
mpz_init (t2);
mpz_init (t3);
mpz_set_si (x, -
1 );
mpz_set_ui (y,
0 );
for (i =
0 ; i <
300 ; i++)
{
mpz_mul_2exp (x, x,
1 );
mpz_and (r1, x, x);
MPZ_CHECK_FORMAT (r1);
if (mpz_cmp (r1, x) !=
0 )
dump_abort ();
mpz_ior (r2, x, x);
MPZ_CHECK_FORMAT (r2);
if (mpz_cmp (r2, x) !=
0 )
dump_abort ();
mpz_xor (t1, x, x);
MPZ_CHECK_FORMAT (t1);
if (mpz_cmp_si (t1,
0 ) !=
0 )
dump_abort ();
mpz_ior (t1, x, y);
MPZ_CHECK_FORMAT (t1);
if (mpz_cmp (t1, x) !=
0 )
dump_abort ();
mpz_xor (t2, x, y);
MPZ_CHECK_FORMAT (t2);
if (mpz_cmp (t2, x) !=
0 )
dump_abort ();
mpz_com (t2, x);
MPZ_CHECK_FORMAT (t2);
mpz_xor (t3, t2, x);
MPZ_CHECK_FORMAT (t3);
if (mpz_cmp_si (t3, -
1 ) !=
0 )
dump_abort ();
}
for (i =
0 ; i < reps; i++)
{
mpz_urandomb (bs, rands,
32 );
size_range = mpz_get_ui (bs) %
8 +
2 ;
mpz_urandomb (bs, rands, size_range);
xsize = mpz_get_ui (bs);
mpz_rrandomb (x, rands, xsize);
mpz_urandomb (bs, rands,
1 );
bsi = mpz_get_ui (bs);
if ((bsi &
1 ) !=
0 )
mpz_neg (x, x);
mpz_urandomb (bs, rands, size_range);
ysize = mpz_get_ui (bs);
mpz_rrandomb (y, rands, ysize);
mpz_urandomb (bs, rands,
1 );
bsi = mpz_get_ui (bs);
if ((bsi &
1 ) !=
0 )
mpz_neg (y, y);
mpz_com (r1, x);
MPZ_CHECK_FORMAT (r1);
mpz_com (r1, r1);
MPZ_CHECK_FORMAT (r1);
if (mpz_cmp (r1, x) !=
0 )
dump_abort ();
mpz_com (r1, y);
MPZ_CHECK_FORMAT (r1);
mpz_com (r2, r1);
MPZ_CHECK_FORMAT (r2);
if (mpz_cmp (r2, y) !=
0 )
dump_abort ();
mpz_com (t1, x);
MPZ_CHECK_FORMAT (t1);
mpz_com (t2, y);
MPZ_CHECK_FORMAT (t2);
mpz_and (t3, t1, t2);
MPZ_CHECK_FORMAT (t3);
mpz_com (r1, t3);
MPZ_CHECK_FORMAT (r1);
mpz_ior (r2, x, y);
MPZ_CHECK_FORMAT (r2);
if (mpz_cmp (r1, r2) !=
0 )
dump_abort ();
mpz_com (t1, x);
MPZ_CHECK_FORMAT (t1);
mpz_com (t2, y);
MPZ_CHECK_FORMAT (t2);
mpz_ior (t3, t1, t2);
MPZ_CHECK_FORMAT (t3);
mpz_com (r1, t3);
MPZ_CHECK_FORMAT (r1);
mpz_and (r2, x, y);
MPZ_CHECK_FORMAT (r2);
if (mpz_cmp (r1, r2) !=
0 )
dump_abort ();
mpz_ior (t1, x, y);
MPZ_CHECK_FORMAT (t1);
mpz_and (t2, x, y);
MPZ_CHECK_FORMAT (t2);
mpz_com (t3, t2);
MPZ_CHECK_FORMAT (t3);
mpz_and (r1, t1, t3);
MPZ_CHECK_FORMAT (r1);
mpz_xor (r2, x, y);
MPZ_CHECK_FORMAT (r2);
if (mpz_cmp (r1, r2) !=
0 )
dump_abort ();
}
mpz_clear (bs);
mpz_clear (x);
mpz_clear (y);
mpz_clear (r1);
mpz_clear (r2);
mpz_clear (t1);
mpz_clear (t2);
mpz_clear (t3);
tests_end ();
exit (
0 );
}
void
dump_abort ()
{
abort();
}
void
debug_mp (mpz_t x,
int base)
{
mpz_out_str (stderr, base, x); fputc (
'\n' , stderr);
}
Messung V0.5 in Prozent C=95 H=95 G=94
¤ Dauer der Verarbeitung: 0.11 Sekunden
(vorverarbeitet am 2026-06-10)
¤
*© Formatika GbR, Deutschland