107 lines
3.1 KiB
C
107 lines
3.1 KiB
C
/*=============================================================================
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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) 2010, 2012 William Hart
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Copyright (C) 2011, 2012 Fredrik Johansson
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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 "fmpz.h"
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#include "fmpz_poly.h"
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#include "fmpz_mod_poly.h"
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#include "ulong_extras.h"
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int
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main(void)
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{
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int i, result = 1;
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FLINT_TEST_INIT(state);
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flint_printf("evaluate_fmpz_vec_fast....");
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fflush(stdout);
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for (i = 0; i < 1000 * flint_test_multiplier(); i++)
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{
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fmpz_mod_poly_t P;
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fmpz * x, * y, * z;
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fmpz_t mod;
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slong j, n, npoints;
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fmpz_init(mod);
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do
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{
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fmpz_randtest_unsigned(mod, state, 5);
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fmpz_add_ui(mod, mod, 2);
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} while (!fmpz_is_probabprime(mod));
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npoints = n_randint(state, 10);
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n = n_randint(state, 10);
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fmpz_mod_poly_init(P, mod);
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x = _fmpz_vec_init(npoints);
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y = _fmpz_vec_init(npoints);
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z = _fmpz_vec_init(npoints);
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fmpz_mod_poly_randtest(P, state, n);
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for (j = 0; j < npoints; j++)
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fmpz_randtest_mod(x + j, state, mod);
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fmpz_mod_poly_evaluate_fmpz_vec_iter(y, P, x, npoints);
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fmpz_mod_poly_evaluate_fmpz_vec_fast(z, P, x, npoints);
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result = _fmpz_vec_equal(y, z, npoints);
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if (!result)
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{
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flint_printf("FAIL:\n");
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flint_printf("mod=");
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fmpz_print(mod);
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flint_printf(", n=%wd, npoints=%wd\n\n", n, npoints);
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flint_printf("P: "); fmpz_mod_poly_print(P); flint_printf("\n\n");
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for (j = 0; j < npoints; j++)
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fmpz_print(y + j), flint_printf(" ");
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flint_printf("\n");
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for (j = 0; j < npoints; j++)
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fmpz_print(z + j), flint_printf(" ");
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flint_printf("\n");
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abort();
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}
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fmpz_clear(mod);
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fmpz_mod_poly_clear(P);
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_fmpz_vec_clear(x, npoints);
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_fmpz_vec_clear(y, npoints);
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_fmpz_vec_clear(z, npoints);
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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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