313 lines
7.1 KiB
C
313 lines
7.1 KiB
C
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/*=============================================================================
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This file is part of FLINT.
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FLINT is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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FLINT is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with FLINT; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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=============================================================================*/
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/******************************************************************************
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Copyright (C) 2009 William Hart
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******************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <gmp.h>
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#include "flint.h"
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#include "ulong_extras.h"
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#include "fmpz.h"
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int
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main(void)
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{
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int i, result;
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FLINT_TEST_INIT(state);
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flint_printf("tdiv_qr....");
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fflush(stdout);
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for (i = 0; i < 10000 * flint_test_multiplier(); i++)
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{
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fmpz_t a, b, c, r;
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mpz_t d, e, f, g, h, s;
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fmpz_init(a);
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fmpz_init(b);
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fmpz_init(c);
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fmpz_init(r);
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mpz_init(d);
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mpz_init(e);
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mpz_init(f);
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mpz_init(g);
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mpz_init(h);
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mpz_init(s);
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fmpz_randtest(a, state, 200);
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fmpz_randtest_not_zero(b, state, 200);
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fmpz_get_mpz(d, a);
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fmpz_get_mpz(e, b);
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fmpz_tdiv_qr(c, r, a, b);
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mpz_tdiv_qr(f, s, d, e);
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fmpz_get_mpz(g, c);
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fmpz_get_mpz(h, r);
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result = (mpz_cmp(f, g) == 0 && mpz_cmp(h, s) == 0);
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if (!result)
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{
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flint_printf("FAIL:\n");
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gmp_printf
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("d = %Zd, e = %Zd, f = %Zd, g = %Zd, h = %Zd, s = %Zd\n", d,
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e, f, g, h, s);
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abort();
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}
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fmpz_clear(a);
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fmpz_clear(b);
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fmpz_clear(c);
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fmpz_clear(r);
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mpz_clear(d);
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mpz_clear(e);
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mpz_clear(f);
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mpz_clear(g);
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mpz_clear(h);
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mpz_clear(s);
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}
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/* Check aliasing of c and a */
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for (i = 0; i < 10000 * flint_test_multiplier(); i++)
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{
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fmpz_t a, b, c, r;
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mpz_t d, e, f, g, h, s;
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fmpz_init(a);
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fmpz_init(b);
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fmpz_init(c);
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fmpz_init(r);
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mpz_init(d);
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mpz_init(e);
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mpz_init(f);
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mpz_init(g);
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mpz_init(h);
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mpz_init(s);
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fmpz_randtest(a, state, 200);
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fmpz_randtest_not_zero(b, state, 200);
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fmpz_get_mpz(d, a);
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fmpz_get_mpz(e, b);
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fmpz_tdiv_qr(a, r, a, b);
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mpz_tdiv_qr(f, s, d, e);
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fmpz_get_mpz(g, a);
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fmpz_get_mpz(h, r);
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result = (mpz_cmp(f, g) == 0 && mpz_cmp(h, s) == 0);
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if (!result)
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{
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flint_printf("FAIL:\n");
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gmp_printf
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("d = %Zd, e = %Zd, f = %Zd, g = %Zd, h = %Zd, s = %Zd\n", d,
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e, f, g, h, s);
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abort();
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}
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fmpz_clear(a);
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fmpz_clear(b);
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fmpz_clear(c);
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fmpz_clear(r);
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mpz_clear(d);
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mpz_clear(e);
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mpz_clear(f);
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mpz_clear(g);
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mpz_clear(h);
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mpz_clear(s);
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}
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/* Check aliasing of c and b */
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for (i = 0; i < 10000 * flint_test_multiplier(); i++)
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{
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fmpz_t a, b, c, r;
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mpz_t d, e, f, g, h, s;
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fmpz_init(a);
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fmpz_init(b);
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fmpz_init(c);
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fmpz_init(r);
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mpz_init(d);
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mpz_init(e);
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mpz_init(f);
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mpz_init(g);
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mpz_init(h);
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mpz_init(s);
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fmpz_randtest(a, state, 200);
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fmpz_randtest_not_zero(b, state, 200);
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fmpz_get_mpz(d, a);
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fmpz_get_mpz(e, b);
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fmpz_tdiv_qr(b, r, a, b);
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mpz_tdiv_qr(f, s, d, e);
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fmpz_get_mpz(g, b);
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fmpz_get_mpz(h, r);
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result = (mpz_cmp(f, g) == 0 && mpz_cmp(h, s) == 0);
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if (!result)
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{
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flint_printf("FAIL:\n");
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gmp_printf
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("d = %Zd, e = %Zd, f = %Zd, g = %Zd, h = %Zd, s = %Zd\n", d,
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e, f, g, h, s);
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abort();
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}
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fmpz_clear(a);
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fmpz_clear(b);
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fmpz_clear(c);
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fmpz_clear(r);
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mpz_clear(d);
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mpz_clear(e);
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mpz_clear(f);
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mpz_clear(g);
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mpz_clear(h);
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mpz_clear(s);
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}
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/* Check aliasing of r and a */
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for (i = 0; i < 10000 * flint_test_multiplier(); i++)
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{
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fmpz_t a, b, c, r;
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mpz_t d, e, f, g, h, s;
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fmpz_init(a);
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fmpz_init(b);
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fmpz_init(c);
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fmpz_init(r);
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mpz_init(d);
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mpz_init(e);
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mpz_init(f);
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mpz_init(g);
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mpz_init(h);
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mpz_init(s);
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fmpz_randtest(a, state, 200);
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fmpz_randtest_not_zero(b, state, 200);
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fmpz_get_mpz(d, a);
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fmpz_get_mpz(e, b);
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fmpz_tdiv_qr(c, a, a, b);
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mpz_tdiv_qr(f, s, d, e);
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fmpz_get_mpz(g, c);
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fmpz_get_mpz(h, a);
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result = (mpz_cmp(f, g) == 0 && mpz_cmp(h, s) == 0);
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if (!result)
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{
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flint_printf("FAIL:\n");
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gmp_printf
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("d = %Zd, e = %Zd, f = %Zd, g = %Zd, h = %Zd, s = %Zd\n", d,
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e, f, g, h, s);
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abort();
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}
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fmpz_clear(a);
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fmpz_clear(b);
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fmpz_clear(c);
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fmpz_clear(r);
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mpz_clear(d);
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mpz_clear(e);
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mpz_clear(f);
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mpz_clear(g);
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mpz_clear(h);
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mpz_clear(s);
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}
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/* Check aliasing of r and b */
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for (i = 0; i < 10000 * flint_test_multiplier(); i++)
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{
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fmpz_t a, b, c, r;
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mpz_t d, e, f, g, h, s;
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fmpz_init(a);
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fmpz_init(b);
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fmpz_init(c);
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fmpz_init(r);
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mpz_init(d);
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mpz_init(e);
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mpz_init(f);
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mpz_init(g);
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mpz_init(h);
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mpz_init(s);
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fmpz_randtest(a, state, 200);
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fmpz_randtest_not_zero(b, state, 200);
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fmpz_get_mpz(d, a);
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fmpz_get_mpz(e, b);
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fmpz_tdiv_qr(c, b, a, b);
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mpz_tdiv_qr(f, s, d, e);
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fmpz_get_mpz(g, c);
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fmpz_get_mpz(h, b);
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result = (mpz_cmp(f, g) == 0 && mpz_cmp(h, s) == 0);
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if (!result)
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{
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flint_printf("FAIL:\n");
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gmp_printf
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("d = %Zd, e = %Zd, f = %Zd, g = %Zd, h = %Zd, s = %Zd\n", d,
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e, f, g, h, s);
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abort();
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}
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fmpz_clear(a);
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fmpz_clear(b);
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fmpz_clear(c);
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fmpz_clear(r);
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mpz_clear(d);
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mpz_clear(e);
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mpz_clear(f);
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mpz_clear(g);
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mpz_clear(h);
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mpz_clear(s);
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}
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FLINT_TEST_CLEANUP(state);
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flint_printf("PASS\n");
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return 0;
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}
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