114 lines
2.6 KiB
C
114 lines
2.6 KiB
C
/*
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Copyright 2012, 2014, Free Software Foundation, Inc.
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This file is part of the GNU MP Library test suite.
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The GNU MP Library test suite is free software; you can redistribute it
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and/or modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 3 of the License,
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or (at your option) any later version.
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The GNU MP Library test suite is distributed in the hope that it will be
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useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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Public License for more details.
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You should have received a copy of the GNU General Public License along with
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the GNU MP Library test suite. If not, see https://www.gnu.org/licenses/. */
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#include <limits.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "testutils.h"
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#define MAXBITS 400
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#define COUNT 10000
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#define GMP_LIMB_BITS (sizeof(mp_limb_t) * CHAR_BIT)
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#define MAXLIMBS ((MAXBITS + GMP_LIMB_BITS - 1) / GMP_LIMB_BITS)
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void
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testmain (int argc, char **argv)
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{
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unsigned i;
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mpz_t a, b, res, res_ui, ref, tz;
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mp_limb_t t[2*MAXLIMBS];
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mp_size_t an;
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mpz_init (a);
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mpz_init (b);
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mpz_init (res);
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mpz_init (res_ui);
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mpz_init (ref);
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for (i = 0; i < COUNT; i++)
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{
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mini_random_op3 (OP_MUL, MAXBITS, a, b, ref);
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mpz_mul (res, a, b);
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if (mpz_cmp (res, ref))
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{
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fprintf (stderr, "mpz_mul failed:\n");
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dump ("a", a);
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dump ("b", b);
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dump ("r", res);
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dump ("ref", ref);
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abort ();
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}
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if (mpz_size (a) == mpz_size (b))
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{
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memset (t, 0x55, sizeof(t));
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an = mpz_size (a);
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if (an > 0)
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{
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mpn_mul_n (t, a->_mp_d, b->_mp_d, an);
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mpz_roinit_n (tz, t, 2*an);
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if (mpz_cmpabs (tz, ref))
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{
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fprintf (stderr, "mpn_mul_n failed:\n");
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dump ("a", a);
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dump ("b", b);
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dump ("ref", ref);
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abort ();
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}
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}
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}
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if (mpz_fits_slong_p (b)) {
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mpz_mul_si (res_ui, a, mpz_get_si (b));
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if (mpz_cmp (res_ui, ref))
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{
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fprintf (stderr, "mpz_mul_si failed:\n");
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dump ("a", a);
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dump ("b", b);
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dump ("r", res_ui);
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dump ("ref", ref);
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abort ();
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}
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}
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mini_random_op2 (OP_SQR, MAXBITS, a, ref);
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an = mpz_size (a);
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if (an > 0)
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{
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memset (t, 0x33, sizeof(t));
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mpn_sqr (t, mpz_limbs_read (a), an);
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mpz_roinit_n (tz, t, 2*an);
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if (mpz_cmp (tz, ref))
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{
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fprintf (stderr, "mpn (squaring) failed:\n");
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dump ("a", a);
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dump ("ref", ref);
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abort ();
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}
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}
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}
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mpz_clear (a);
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mpz_clear (b);
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mpz_clear (res);
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mpz_clear (res_ui);
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mpz_clear (ref);
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}
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