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4c74403188
Change-Id: Iae65e95cfa0d92091b8b0a424ae36d88efa76aa9 Reviewed-on: https://review.haiku-os.org/c/buildtools/+/3020 Reviewed-by: Adrien Destugues <pulkomandy@gmail.com>
109 lines
2.5 KiB
C
109 lines
2.5 KiB
C
/* 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 <stdlib.h> /* for strtol */
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#include <stdio.h> /* for printf */
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#include "gmp-impl.h"
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#include "longlong.h"
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#include "tests/tests.h"
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#define MAX_LIMBS 150
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#define COUNT 500
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int
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main (int argc, char **argv)
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{
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gmp_randstate_ptr rands;
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mp_ptr ap, rp, pp, scratch;
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int count = COUNT;
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unsigned i;
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TMP_DECL;
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TMP_MARK;
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TESTS_REPS (count, argv, argc);
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tests_start ();
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rands = RANDS;
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ap = TMP_ALLOC_LIMBS (MAX_LIMBS);
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rp = TMP_ALLOC_LIMBS (MAX_LIMBS);
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pp = TMP_ALLOC_LIMBS (MAX_LIMBS);
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scratch = TMP_ALLOC_LIMBS (3*MAX_LIMBS); /* For mpn_powlo */
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for (i = 0; i < count; i++)
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{
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mp_size_t n;
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mp_limb_t k;
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int c;
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n = 1 + gmp_urandomm_ui (rands, MAX_LIMBS);
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if (i & 1)
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mpn_random2 (ap, n);
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else
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mpn_random (ap, n);
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ap[0] |= 1;
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if (i < 100)
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k = 3 + 2*i;
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else
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{
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mpn_random (&k, 1);
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if (k < 3)
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k = 3;
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else
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k |= 1;
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}
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mpn_broot (rp, ap, n, k);
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mpn_powlo (pp, rp, &k, 1, n, scratch);
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MPN_CMP (c, ap, pp, n);
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if (c != 0)
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{
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gmp_fprintf (stderr,
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"mpn_broot returned bad result: %u limbs\n",
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(unsigned) n);
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gmp_fprintf (stderr, "k = %Mx\n", k);
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gmp_fprintf (stderr, "a = %Nx\n", ap, n);
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gmp_fprintf (stderr, "r = %Nx\n", rp, n);
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gmp_fprintf (stderr, "r^k = %Nx\n", pp, n);
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abort ();
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}
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}
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mpn_broot (rp, ap, MAX_LIMBS, 1);
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if (mpn_cmp (ap, rp, MAX_LIMBS) != 0)
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{
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gmp_fprintf (stderr,
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"mpn_broot returned bad result: %u limbs\n",
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(unsigned) MAX_LIMBS);
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gmp_fprintf (stderr, "k = %Mx\n", 1);
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gmp_fprintf (stderr, "a = %Nx\n", ap, MAX_LIMBS);
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gmp_fprintf (stderr, "r = %Nx\n", rp, MAX_LIMBS);
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abort ();
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}
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TMP_FREE;
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tests_end ();
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return 0;
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}
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