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70 lines
1.6 KiB
C
70 lines
1.6 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 http://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 "testutils.h"
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#define MAXBITS 400
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#define COUNT 1000
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static void
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dump (const char *label, const mpz_t x)
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{
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char *buf = mpz_get_str (NULL, 16, x);
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fprintf (stderr, "%s: %s\n", label, buf);
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testfree (buf);
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}
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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 b, e, m, res, ref;
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mpz_init (b);
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mpz_init (e);
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mpz_init (m);
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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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mini_random_op4 (OP_POWM, MAXBITS, b, e, m, ref);
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mpz_powm (res, b, e, m);
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if (mpz_cmp (res, ref))
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{
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fprintf (stderr, "mpz_powm failed:\n");
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dump ("b", b);
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dump ("e", e);
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dump ("m", m);
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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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mpz_clear (b);
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mpz_clear (e);
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mpz_clear (m);
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mpz_clear (res);
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mpz_clear (ref);
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}
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