/*
Copyright 2012 , 2013 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 "testutils.h"
#define MAXBITS
400
#define COUNT
10000
void
testlogops (
int count)
{
int i;
mpz_t a, b, res, ref;
mp_bitcnt_t c;
mpz_init (a);
mpz_init (b);
mpz_init (res);
mpz_init (ref);
for (i =
0 ; i < count; i++)
{
mini_random_op3 (OP_AND, MAXBITS, a, b, ref);
mpz_and (res, a, b);
if (mpz_cmp (res, ref))
{
fprintf (stderr,
"mpz_and failed:\n" );
dump (
"a" , a);
dump (
"b" , b);
dump (
"r" , res);
dump (
"ref" , ref);
abort ();
}
mini_random_op3 (OP_IOR, MAXBITS, a, b, ref);
mpz_ior (res, a, b);
if (mpz_cmp (res, ref))
{
fprintf (stderr,
"mpz_ior failed:\n" );
dump (
"a" , a);
dump (
"b" , b);
dump (
"r" , res);
dump (
"ref" , ref);
abort ();
}
mini_random_op3 (OP_XOR, MAXBITS, a, b, ref);
mpz_xor (res, a, b);
if (mpz_cmp (res, ref))
{
fprintf (stderr,
"mpz_xor failed:\n" );
dump (
"a" , a);
dump (
"b" , b);
dump (
"r" , res);
dump (
"ref" , ref);
abort ();
}
if (i %
8 ) {
c =
0 ;
mpz_mul_2exp (res, res, i %
8 );
}
else if (mpz_sgn (res) >=
0 ) {
c = mpz_odd_p (res) !=
0 ;
mpz_tdiv_q_2exp (res, res,
1 );
}
else {
c = (~ (mp_bitcnt_t)
0 ) -
3 ;
mpz_set_ui (res,
11 << ((i >>
3 )%
4 ));
/* set 3 bits */
}
if (mpz_popcount (res) + c != mpz_hamdist (a, b))
{
fprintf (stderr,
"mpz_popcount(r) + %lu and mpz_hamdist(a,b) differ:\n" , c);
dump (
"a" , a);
dump (
"b" , b);
dump (
"r" , res);
fprintf (stderr,
"mpz_popcount(r) = %lu:\n" , mpz_popcount (res));
fprintf (stderr,
"mpz_hamdist(a,b) = %lu:\n" , mpz_hamdist (a, b));
abort ();
}
}
mpz_clear (a);
mpz_clear (b);
mpz_clear (res);
mpz_clear (ref);
}
void
testmain (
int argc,
char **argv)
{
testhalves (COUNT*
2 /
3 , testlogops);
testlogops (COUNT/
3 );
}
Messung V0.5 in Prozent C=90 H=93 G=91
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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