84 lines
2.4 KiB
C
84 lines
2.4 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) 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 "nmod_vec.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;
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FLINT_TEST_INIT(state);
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flint_printf("scalar_addmul_nmod....");
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fflush(stdout);
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/* Check (a + b*c) == a + (b*c) */
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for (i = 0; i < 10000; i++)
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{
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slong len = n_randint(state, 100) + 1;
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mp_limb_t n = n_randtest_not_zero(state);
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mp_limb_t c = n_randint(state, n);
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nmod_t mod;
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mp_ptr vec = _nmod_vec_init(len);
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mp_ptr vec2 = _nmod_vec_init(len);
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mp_ptr vec3 = _nmod_vec_init(len);
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nmod_init(&mod, n);
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_nmod_vec_randtest(vec, state, len, mod);
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_nmod_vec_randtest(vec2, state, len, mod);
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flint_mpn_copyi(vec3, vec2, len);
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_nmod_vec_scalar_mul_nmod(vec3, vec, len, c, mod);
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_nmod_vec_add(vec3, vec3, vec2, len, mod);
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_nmod_vec_scalar_addmul_nmod(vec2, vec, len, c, mod);
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result = _nmod_vec_equal(vec2, vec3, len);
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if (!result)
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{
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flint_printf("FAIL:\n");
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flint_printf("len = %wd, n = %wd\n", len, n);
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abort();
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}
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_nmod_vec_clear(vec);
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_nmod_vec_clear(vec2);
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_nmod_vec_clear(vec3);
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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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