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authorKevin Ryde <user42@zip.com.au>2001-12-01 20:49:13 +0100
committerKevin Ryde <user42@zip.com.au>2001-12-01 20:49:13 +0100
commit021d7b3f66ea2dd93b0368533662f4ad3c0ee209 (patch)
treea7a76456816815589483be850dd490719af35e36
parent721b062b9a4fb83abc5989f98ade2e6cc1933668 (diff)
downloadgmp-021d7b3f66ea2dd93b0368533662f4ad3c0ee209.tar.gz
Wed Aug 7 02:15:38 1996 Torbjorn Granlund <tege@noisy.matematik.su.se>
* mpz/tests/t-gcd.c: Test deleted. Rename t-gcd2.c to t-gcd.c.
-rw-r--r--mpz/tests/t-gcd2.c137
1 files changed, 0 insertions, 137 deletions
diff --git a/mpz/tests/t-gcd2.c b/mpz/tests/t-gcd2.c
deleted file mode 100644
index b7ad67c03..000000000
--- a/mpz/tests/t-gcd2.c
+++ /dev/null
@@ -1,137 +0,0 @@
-/* Test mpz_gcd, mpz_gcdext, mpz_mul, mpz_tdiv_r, mpz_add, mpz_cmp,
- mpz_cmp_ui, mpz_init_set, mpz_set, mpz_clear.
-
-Copyright (C) 1991, 1993, 1994, 1996 Free Software Foundation, Inc.
-
-This file is part of the GNU MP Library.
-
-The GNU MP Library is free software; you can redistribute it and/or modify
-it under the terms of the GNU Library General Public License as published by
-the Free Software Foundation; either version 2 of the License, or (at your
-option) any later version.
-
-The GNU MP Library is distributed in the hope that it will be useful, but
-WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
-or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
-License for more details.
-
-You should have received a copy of the GNU Library General Public License
-along with the GNU MP Library; see the file COPYING.LIB. If not, write to
-the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
-MA 02111-1307, USA. */
-
-#include <stdio.h>
-#include "gmp.h"
-#include "gmp-impl.h"
-#include "urandom.h"
-
-void mpz_refgcd (), debug_mp ();
-
-#ifndef SIZE
-#define SIZE 128
-#endif
-
-main (argc, argv)
- int argc;
- char **argv;
-{
- mpz_t op1, op2, x;
- mpz_t refgcd, gcd, s, t;
- mpz_t temp1, temp2;
- mp_size_t op1_size, op2_size, x_size;
- int i;
- int reps = 1000;
-
- if (argc == 2)
- reps = atoi (argv[1]);
-
- mpz_init (op1);
- mpz_init (op2);
- mpz_init (x);
- mpz_init (refgcd);
- mpz_init (gcd);
- mpz_init (temp1);
- mpz_init (temp2);
- mpz_init (s);
- mpz_init (t);
-
- for (i = 0; i < reps; i++)
- {
- op1_size = urandom () % SIZE - SIZE/2;
- op2_size = urandom () % SIZE - SIZE/2;
- x_size = urandom () % SIZE/2;
-
- mpz_random2 (op1, op1_size);
- mpz_random2 (op2, op2_size);
- mpz_random2 (x, x_size);
- mpz_mul (op1, op1, x);
- mpz_mul (op2, op2, x);
-
- mpz_refgcd (refgcd, op1, op2);
-
- mpz_gcd (gcd, op1, op2);
- if (mpz_cmp (refgcd, gcd))
- dump_abort (op1, op2);
-
- mpz_gcdext (gcd, s, t, op1, op2);
- if (mpz_cmp (refgcd, gcd))
- dump_abort (op1, op2);
-
- mpz_mul (temp1, s, op1);
- mpz_mul (temp2, t, op2);
- mpz_add (gcd, temp1, temp2);
- if (mpz_cmp (refgcd, gcd))
- dump_abort (op1, op2);
- }
-
- exit (0);
-}
-
-void
-mpz_refgcd (g, x, y)
- mpz_t g;
- mpz_t x, y;
-{
- mpz_t xx, yy;
-
- mpz_init (xx);
- mpz_init (yy);
-
- mpz_abs (xx, x);
- mpz_abs (yy, y);
-
- for (;;)
- {
- if (mpz_cmp_ui (yy, 0) == 0)
- {
- mpz_set (g, xx);
- break;
- }
- mpz_tdiv_r (xx, xx, yy);
- if (mpz_cmp_ui (xx, 0) == 0)
- {
- mpz_set (g, yy);
- break;
- }
- mpz_tdiv_r (yy, yy, xx);
- }
-
- mpz_clear (xx);
- mpz_clear (yy);
-}
-
-dump_abort (op1, op2)
- mpz_t op1, op2;
-{
- fprintf (stderr, "ERROR\n");
- fprintf (stderr, "op1 = "); debug_mp (op1, -16);
- fprintf (stderr, "op2 = "); debug_mp (op2, -16);
- abort();
-}
-
-void
-debug_mp (x, base)
- mpz_t x;
-{
- mpz_out_str (stderr, base, x); fputc ('\n', stderr);
-}