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Annotation of OpenXM_contrib/gmp/tests/mpn/t-scan.c, Revision 1.1.1.1

1.1       ohara       1: /* Test mpn_scan0 and mpn_scan1.
                      2:
                      3: Copyright 2002 Free Software Foundation, Inc.
                      4:
                      5: This file is part of the GNU MP Library.
                      6:
                      7: The GNU MP Library is free software; you can redistribute it and/or modify
                      8: it under the terms of the GNU Lesser General Public License as published by
                      9: the Free Software Foundation; either version 2.1 of the License, or (at your
                     10: option) any later version.
                     11:
                     12: The GNU MP Library is distributed in the hope that it will be useful, but
                     13: WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
                     14: or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
                     15: License for more details.
                     16:
                     17: You should have received a copy of the GNU Lesser General Public License
                     18: along with the GNU MP Library; see the file COPYING.LIB.  If not, write to
                     19: the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
                     20: MA 02111-1307, USA. */
                     21:
                     22: #include <stdio.h>
                     23: #include <stdlib.h>
                     24:
                     25: #include "gmp.h"
                     26: #include "gmp-impl.h"
                     27:
                     28: #include "tests.h"
                     29:
                     30:
                     31: #define SIZE  3
                     32: mp_limb_t  x[SIZE+1];
                     33:
                     34: void
                     35: check (void)
                     36: {
                     37:   unsigned long  i, got, want;
                     38:
                     39:   x[SIZE] = 1;
                     40:   for (i = 0; i < SIZE*GMP_NUMB_BITS; i++)
                     41:     {
                     42:       got = refmpn_scan1 (x, i);
                     43:       want = mpn_scan1 (x, i);
                     44:       if (got != want)
                     45:         {
                     46:           printf ("mpn_scan1\n");
                     47:           printf ("  i     %lu\n", i);
                     48:           printf ("  got   %lu\n", got);
                     49:           printf ("  want  %lu\n", want);
                     50:           mpn_trace ("  x    ", x, SIZE);
                     51:           abort ();
                     52:         }
                     53:     }
                     54:
                     55:   x[SIZE] = 0;
                     56:   for (i = 0; i < SIZE*GMP_NUMB_BITS; i++)
                     57:     {
                     58:       got = refmpn_scan0 (x, i);
                     59:       want = mpn_scan0 (x, i);
                     60:       if (got != want)
                     61:         {
                     62:           printf ("mpn_scan0\n");
                     63:           printf ("  i     %lu\n", i);
                     64:           printf ("  got   %lu\n", got);
                     65:           printf ("  want  %lu\n", want);
                     66:           mpn_trace ("  x    ", x, SIZE);
                     67:           abort ();
                     68:         }
                     69:     }
                     70: }
                     71:
                     72: void
                     73: check_twobits (void)
                     74: {
                     75:   unsigned long  i, j;
                     76:
                     77:   for (i = 0; i < GMP_NUMB_BITS * SIZE; i++)
                     78:     {
                     79:       for (j = 0; j < GMP_NUMB_BITS * SIZE; j++)
                     80:         {
                     81:           refmpn_zero (x, SIZE);
                     82:           refmpn_setbit (x, i);
                     83:           refmpn_setbit (x, j);
                     84:           check ();
                     85:         }
                     86:     }
                     87: }
                     88:
                     89: void
                     90: check_rand (void)
                     91: {
                     92:   int  i;
                     93:
                     94:   for (i = 0; i < 100; i++)
                     95:     {
                     96:       refmpn_random2 (x, SIZE);
                     97:       check ();
                     98:     }
                     99: }
                    100:
                    101: int
                    102: main (void)
                    103: {
                    104:   mp_trace_base = -16;
                    105:   tests_start ();
                    106:
                    107:   check_twobits ();
                    108:   check_rand ();
                    109:
                    110:   tests_end ();
                    111:   exit (0);
                    112: }