75 lines
2.1 KiB
C
75 lines
2.1 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 <limits.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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int 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("sdiv_qrnnd....");
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fflush(stdout);
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for (i = 0; i < 1000000; i++)
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{
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mp_limb_signed_t d, nh, nl, q, r, ph, pl;
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do
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{
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d = n_randtest_not_zero(state);
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nh = n_randtest(state);
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} while ((FLINT_ABS(nh) >= FLINT_ABS(d)/2) || (nh == WORD_MIN));
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nl = n_randtest(state);
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sdiv_qrnnd(q, r, nh, nl, d);
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smul_ppmm(ph, pl, d, q);
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if (r < WORD(0)) sub_ddmmss(ph, pl, ph, pl, UWORD(0), -r);
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else add_ssaaaa(ph, pl, ph, pl, UWORD(0), r);
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result = ((ph == nh) && (pl == nl));
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if (!result)
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{
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flint_printf("FAIL:\n");
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flint_printf("nh = %wu, nl = %wu, d = %wu\n", nh, nl, d);
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flint_printf("ph = %wu, pl = %wu\n", ph, pl);
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abort();
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}
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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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