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/*
Copyright 2012, 2014, 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 <limits.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "testutils.h"
#define MAXBITS 400
#define COUNT 10000
#define GMP_LIMB_BITS (sizeof(mp_limb_t) * CHAR_BIT)
#define MAXLIMBS ((MAXBITS + GMP_LIMB_BITS - 1) / GMP_LIMB_BITS)
void
testmain (int argc, char **argv)
{
unsigned i;
mpz_t a, b, res, res_ui, ref, tz;
mp_limb_t t[2*MAXLIMBS];
mp_size_t an;
mpz_init (a);
mpz_init (b);
mpz_init (res);
mpz_init (res_ui);
mpz_init (ref);
for (i = 0; i < COUNT; i++)
{
mini_random_op3 (OP_MUL, MAXBITS, a, b, ref);
mpz_mul (res, a, b);
if (mpz_cmp (res, ref))
{
fprintf (stderr, "mpz_mul failed:\n");
dump ("a", a);
dump ("b", b);
dump ("r", res);
dump ("ref", ref);
abort ();
}
if (mpz_size (a) == mpz_size (b))
{
memset (t, 0x55, sizeof(t));
an = mpz_size (a);
if (an > 0)
{
mpn_mul_n (t, a->_mp_d, b->_mp_d, an);
mpz_roinit_n (tz, t, 2*an);
if (mpz_cmpabs (tz, ref))
{
fprintf (stderr, "mpn_mul_n failed:\n");
dump ("a", a);
dump ("b", b);
dump ("ref", ref);
abort ();
}
}
}
if (mpz_fits_slong_p (b)) {
mpz_mul_si (res_ui, a, mpz_get_si (b));
if (mpz_cmp (res_ui, ref))
{
fprintf (stderr, "mpz_mul_si failed:\n");
dump ("a", a);
dump ("b", b);
dump ("r", res_ui);
dump ("ref", ref);
abort ();
}
}
mini_random_op2 (OP_SQR, MAXBITS, a, ref);
an = mpz_size (a);
if (an > 0)
{
memset (t, 0x33, sizeof(t));
mpn_sqr (t, mpz_limbs_read (a), an);
mpz_roinit_n (tz, t, 2*an);
if (mpz_cmp (tz, ref))
{
fprintf (stderr, "mpn (squaring) failed:\n");
dump ("a", a);
dump ("ref", ref);
abort ();
}
}
}
mpz_clear (a);
mpz_clear (b);
mpz_clear (res);
mpz_clear (res_ui);
mpz_clear (ref);
}
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