78 lines
1.9 KiB
C
78 lines
1.9 KiB
C
/*
|
|
|
|
Copyright 2012, 2014, Free Software Foundation, Inc.
|
|
|
|
This file is part of the GNU MP Library test suite.
|
|
|
|
The GNU MP Library test suite is free software; you can redistribute it
|
|
and/or modify it under the terms of the GNU General Public License as
|
|
published by the Free Software Foundation; either version 3 of the License,
|
|
or (at your option) any later version.
|
|
|
|
The GNU MP Library test suite 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 General
|
|
Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License along with
|
|
the GNU MP Library test suite. If not, see https://www.gnu.org/licenses/. */
|
|
|
|
#include <limits.h>
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
|
|
#include "testutils.h"
|
|
|
|
#define MAXBITS 400
|
|
#define COUNT 10000
|
|
|
|
#define GMP_LIMB_BITS (sizeof(mp_limb_t) * CHAR_BIT)
|
|
#define MAXLIMBS ((MAXBITS + GMP_LIMB_BITS - 1) / GMP_LIMB_BITS)
|
|
|
|
void
|
|
testmain (int argc, char **argv)
|
|
{
|
|
unsigned i;
|
|
mpz_t a, b, res, ref;
|
|
|
|
mpz_init (a);
|
|
mpz_init (b);
|
|
mpz_init_set_ui (res, 5);
|
|
mpz_init (ref);
|
|
|
|
for (i = 0; i < COUNT; i++)
|
|
{
|
|
mini_random_op3 (OP_MUL, MAXBITS, a, b, ref);
|
|
if (i & 1) {
|
|
mpz_add (ref, ref, res);
|
|
if (mpz_fits_ulong_p (b))
|
|
mpz_addmul_ui (res, a, mpz_get_ui (b));
|
|
else
|
|
mpz_addmul (res, a, b);
|
|
} else {
|
|
mpz_sub (ref, res, ref);
|
|
if (mpz_fits_ulong_p (b))
|
|
mpz_submul_ui (res, a, mpz_get_ui (b));
|
|
else
|
|
mpz_submul (res, a, b);
|
|
}
|
|
if (mpz_cmp (res, ref))
|
|
{
|
|
if (i & 1)
|
|
fprintf (stderr, "mpz_addmul failed:\n");
|
|
else
|
|
fprintf (stderr, "mpz_submul failed:\n");
|
|
dump ("a", a);
|
|
dump ("b", b);
|
|
dump ("r", res);
|
|
dump ("ref", ref);
|
|
abort ();
|
|
}
|
|
}
|
|
mpz_clear (a);
|
|
mpz_clear (b);
|
|
mpz_clear (res);
|
|
mpz_clear (ref);
|
|
}
|