121 lines
2.9 KiB
C
121 lines
2.9 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) 2011 Sebastian Pancratz
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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 <limits.h>
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#include "flint.h"
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#include "ulong_extras.h"
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#include "long_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("divisible_si....");
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fflush(stdout);
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/* Compare with MPIR: random */
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for (i = 0; i < 1000 * flint_test_multiplier(); i++)
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{
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slong a;
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fmpz_t b;
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mpz_t d;
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int e, f;
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fmpz_init(b);
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mpz_init(d);
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a = z_randtest(state);
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if (a == WORD_MIN)
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a = 1;
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a = FLINT_ABS(a) + 1;
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fmpz_randtest(b, state, 200);
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fmpz_get_mpz(d, b);
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e = fmpz_divisible_si(b, a);
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f = flint_mpz_divisible_ui_p(d, a);
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result = (e == f);
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if (!result)
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{
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flint_printf("FAIL:\n");
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flint_printf("a = %wd, b = ", a), fmpz_print(b), flint_printf("\n");
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abort();
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}
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fmpz_clear(b);
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mpz_clear(d);
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}
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/* Compare with MPIR: b a multiple of a */
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for (i = 0; i < 1000 * flint_test_multiplier(); i++)
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{
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slong a;
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fmpz_t b;
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mpz_t d;
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int e, f;
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fmpz_init(b);
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mpz_init(d);
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a = z_randtest(state);
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if (a == WORD_MIN)
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a = 1;
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a = FLINT_ABS(a) + 1;
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fmpz_randtest(b, state, 200);
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fmpz_mul_ui(b, b, a);
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fmpz_get_mpz(d, b);
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e = fmpz_divisible_si(b, a);
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f = flint_mpz_divisible_ui_p(d, a);
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result = (e == f && e == 1);
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if (!result)
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{
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flint_printf("FAIL:\n");
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flint_printf("a = %wd, b = ", a), fmpz_print(b), flint_printf("\n");
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abort();
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}
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fmpz_clear(b);
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mpz_clear(d);
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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 EXIT_SUCCESS;
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}
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