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/*
Copyright 2012, 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 <assert.h>
#include <stdlib.h>
#include <stdio.h>
#include "testutils.h"
#define MAXBITS 400
#define COUNT 10000
typedef void div_func (mpz_t, const mpz_t, mp_bitcnt_t);
void
testmain (int argc, char **argv)
{
unsigned i;
mpz_t a, res, ref;
mp_bitcnt_t b;
mpz_init (a);
mpz_init (res);
mpz_init (ref);
for (i = 0; i < COUNT; i++)
{
unsigned j;
for (j = 0; j < 6; j++)
{
static const enum hex_random_op ops[6] =
{
OP_CDIV_Q_2, OP_CDIV_R_2,
OP_FDIV_Q_2, OP_FDIV_R_2,
OP_TDIV_Q_2, OP_TDIV_R_2
};
static const char *name[6] =
{
"cdiv_q", "cdiv_r",
"fdiv_q", "fdiv_r",
"tdiv_q", "tdiv_r"
};
static div_func * const div [6] =
{
mpz_cdiv_q_2exp, mpz_cdiv_r_2exp,
mpz_fdiv_q_2exp, mpz_fdiv_r_2exp,
mpz_tdiv_q_2exp, mpz_tdiv_r_2exp
};
mini_random_bit_op (ops[j], MAXBITS, a, &b, ref);
div[j] (res, a, b);
if (mpz_cmp (ref, res))
{
fprintf (stderr, "mpz_%s_2exp failed:\n", name[j]);
dump ("a", a);
fprintf (stderr, "b: %lu\n", b);
dump ("r", res);
dump ("ref", ref);
abort ();
}
}
}
mpz_clear (a);
mpz_clear (res);
mpz_clear (ref);
}
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