83 lines
2.0 KiB
C
83 lines
2.0 KiB
C
/*
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Copyright 2012, 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 <assert.h>
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#include <stdlib.h>
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#include <stdio.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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typedef void div_func (mpz_t, const mpz_t, mp_bitcnt_t);
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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, res, ref;
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mp_bitcnt_t b;
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mpz_init (a);
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mpz_init (res);
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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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unsigned j;
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for (j = 0; j < 6; j++)
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{
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static const enum hex_random_op ops[6] =
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{
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OP_CDIV_Q_2, OP_CDIV_R_2,
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OP_FDIV_Q_2, OP_FDIV_R_2,
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OP_TDIV_Q_2, OP_TDIV_R_2
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};
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static const char *name[6] =
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{
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"cdiv_q", "cdiv_r",
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"fdiv_q", "fdiv_r",
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"tdiv_q", "tdiv_r"
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};
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static div_func * const div [6] =
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{
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mpz_cdiv_q_2exp, mpz_cdiv_r_2exp,
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mpz_fdiv_q_2exp, mpz_fdiv_r_2exp,
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mpz_tdiv_q_2exp, mpz_tdiv_r_2exp
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};
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mini_random_bit_op (ops[j], MAXBITS, a, &b, ref);
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div[j] (res, a, b);
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if (mpz_cmp (ref, res))
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{
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fprintf (stderr, "mpz_%s_2exp failed:\n", name[j]);
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dump ("a", a);
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fprintf (stderr, "b: %lu\n", 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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}
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}
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mpz_clear (a);
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mpz_clear (res);
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mpz_clear (ref);
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}
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