56 lines
1.8 KiB
C
56 lines
1.8 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) 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 "flint.h"
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#include "ulong_extras.h"
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void
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n_primes_extend_small(n_primes_t iter, mp_limb_t bound)
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{
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while (iter->small_primes[iter->small_num - 2] < bound)
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{
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n_primes_t iter2;
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slong i, num;
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num = iter->small_num * 2;
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if (iter->small_primes == flint_primes_small)
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iter->small_primes = flint_malloc(num * sizeof(unsigned int));
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else
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iter->small_primes = flint_realloc(iter->small_primes,
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num * sizeof(unsigned int));
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n_primes_init(iter2);
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for (i = 0; i < num; i++)
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iter->small_primes[i] = n_primes_next(iter2);
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n_primes_clear(iter2);
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iter->small_num = num;
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iter->small_i = num;
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}
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}
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