mpir/tests/mpn/t-lorrshift1.c
2009-02-22 21:03:08 +00:00

146 lines
2.8 KiB
C

/* Test mpn_lshift1 mpn_rshift1
Copyright 2008 Jason Moxham
This file is part of the MPIR Library.
The MPIR Library is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 2.1 of the License, or (at
your option) any later version.
The MPIR Library 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 Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with the MPIR Library; see the file COPYING.LIB. If not, write
to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include <stdio.h>
#include <stdlib.h>
#include "mpir.h"
#include "gmp-impl.h"
#include "tests.h"
int
main (void)
{
unsigned long n;
gmp_randstate_ptr rands;
int j, i1, k1, k2;
mp_limb_t xp[10000], zp[10000], cp[10000];
tests_start ();
rands = RANDS;
for (i1 = 0; i1 < 2; i1++)
{
for (n = 1; n < 1000; n++)
{
for (j = 1; j < 10; j++)
{
if (i1 == 0)
{
mpn_random (xp, n);
}
else
{
mpn_random2 (xp, n);
}
k1 = mpn_lshift1 (zp, xp, n);
k2 = mpn_lshift (cp, xp, n, 1);
if (k1 != k2)
{
printf ("mpn_lshift1 wrong\n");
abort ();
}
if (mpn_cmp (zp, cp, n) != 0)
{
printf ("mpn_lshift1 wrong\n");
abort ();
}
k1 = mpn_rshift1 (zp, xp, n);
k2 = mpn_rshift (cp, xp, n, 1);
if (k1 != k2)
{
printf ("mpn_rshift1 wrong\n");
abort ();
}
if (mpn_cmp (zp, cp, n) != 0)
{
printf ("mpn_rshift1 wrong\n");
abort ();
}
}
}
}
for (i1 = 0; i1 < 2; i1++)
{
for (n = 1; n < 1000; n++)
{
for (j = 1; j < 10; j++)
{
if (i1 == 0)
{
mpn_random (xp, n);
}
else
{
mpn_random2 (xp, n);
}
k2 = mpn_lshift (cp, xp, n, 1);
k1 = mpn_lshift1 (xp, xp, n);
if (k1 != k2)
{
printf ("mpn_lshift1 wrong\n");
abort ();
}
if (mpn_cmp (xp, cp, n) != 0)
{
printf ("mpn_lshift1 wrong\n");
abort ();
}
}
}
}
for (i1 = 0; i1 < 2; i1++)
{
for (n = 1; n < 1000; n++)
{
for (j = 1; j < 10; j++)
{
if (i1 == 0)
{
mpn_random (xp, n);
}
else
{
mpn_random2 (xp, n);
}
k2 = mpn_rshift (cp, xp, n, 1);
k1 = mpn_rshift1 (xp, xp, n);
if (k1 != k2)
{
printf ("mpn_rshift1 wrong\n");
abort ();
}
if (mpn_cmp (xp, cp, n) != 0)
{
printf ("mpn_rshift1 wrong\n");
abort ();
}
}
}
}
tests_end ();
exit (0);
}