1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
|
/*
* mptest-9.c
*
* Test logical functions
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <limits.h>
#include <time.h>
#include "mpi.h"
#include "mplogic.h"
int
main(int argc, char *argv[])
{
mp_int a, b, c;
int pco;
mp_err res;
printf("Test 9: Logical functions\n\n");
if (argc < 3) {
fprintf(stderr, "Usage: %s <a> <b>\n", argv[0]);
return 1;
}
mp_init(&a);
mp_init(&b);
mp_init(&c);
mp_read_radix(&a, argv[1], 16);
mp_read_radix(&b, argv[2], 16);
printf("a = ");
mp_print(&a, stdout);
fputc('\n', stdout);
printf("b = ");
mp_print(&b, stdout);
fputc('\n', stdout);
mpl_not(&a, &c);
printf("~a = ");
mp_print(&c, stdout);
fputc('\n', stdout);
mpl_and(&a, &b, &c);
printf("a & b = ");
mp_print(&c, stdout);
fputc('\n', stdout);
mpl_or(&a, &b, &c);
printf("a | b = ");
mp_print(&c, stdout);
fputc('\n', stdout);
mpl_xor(&a, &b, &c);
printf("a ^ b = ");
mp_print(&c, stdout);
fputc('\n', stdout);
mpl_rsh(&a, &c, 1);
printf("a >> 1 = ");
mp_print(&c, stdout);
fputc('\n', stdout);
mpl_rsh(&a, &c, 5);
printf("a >> 5 = ");
mp_print(&c, stdout);
fputc('\n', stdout);
mpl_rsh(&a, &c, 16);
printf("a >> 16 = ");
mp_print(&c, stdout);
fputc('\n', stdout);
mpl_lsh(&a, &c, 1);
printf("a << 1 = ");
mp_print(&c, stdout);
fputc('\n', stdout);
mpl_lsh(&a, &c, 5);
printf("a << 5 = ");
mp_print(&c, stdout);
fputc('\n', stdout);
mpl_lsh(&a, &c, 16);
printf("a << 16 = ");
mp_print(&c, stdout);
fputc('\n', stdout);
mpl_num_set(&a, &pco);
printf("population(a) = %d\n", pco);
mpl_num_set(&b, &pco);
printf("population(b) = %d\n", pco);
res = mpl_parity(&a);
if (res == MP_EVEN)
printf("a has even parity\n");
else
printf("a has odd parity\n");
mp_clear(&c);
mp_clear(&b);
mp_clear(&a);
return 0;
}
|
