linux-user: Support for restarting system calls for OpenRISC targets
[qemu.git] / tests / test-mul64.c
1 /*
2 * Test 64x64 -> 128 multiply subroutines
3 *
4 * This work is licensed under the terms of the GNU LGPL, version 2 or later.
5 * See the COPYING.LIB file in the top-level directory.
6 *
7 */
8
9 #include "qemu/osdep.h"
10 #include <glib.h>
11 #include "qemu/host-utils.h"
12
13
14 typedef struct {
15 uint64_t a, b;
16 uint64_t rh, rl;
17 } Test;
18
19 static const Test test_u_data[] = {
20 { 1, 1, 0, 1 },
21 { 10000, 10000, 0, 100000000 },
22 { 0xffffffffffffffffULL, 2, 1, 0xfffffffffffffffeULL },
23 { 0xffffffffffffffffULL, 0xffffffffffffffffULL,
24 0xfffffffffffffffeULL, 0x0000000000000001ULL },
25 { 0x1122334455667788ull, 0x8877665544332211ull,
26 0x092228fb777ae38full, 0x0a3e963337c60008ull },
27 };
28
29 static const Test test_s_data[] = {
30 { 1, 1, 0, 1 },
31 { 1, -1, -1, -1 },
32 { -10, -10, 0, 100 },
33 { 10000, 10000, 0, 100000000 },
34 { -1, 2, -1, -2 },
35 { 0x1122334455667788ULL, 0x1122334455667788ULL,
36 0x01258f60bbc2975cULL, 0x1eace4a3c82fb840ULL },
37 };
38
39 static void test_u(void)
40 {
41 int i;
42
43 for (i = 0; i < ARRAY_SIZE(test_u_data); ++i) {
44 uint64_t rl, rh;
45 mulu64(&rl, &rh, test_u_data[i].a, test_u_data[i].b);
46 g_assert_cmpuint(rl, ==, test_u_data[i].rl);
47 g_assert_cmpuint(rh, ==, test_u_data[i].rh);
48 }
49 }
50
51 static void test_s(void)
52 {
53 int i;
54
55 for (i = 0; i < ARRAY_SIZE(test_s_data); ++i) {
56 uint64_t rl, rh;
57 muls64(&rl, &rh, test_s_data[i].a, test_s_data[i].b);
58 g_assert_cmpuint(rl, ==, test_s_data[i].rl);
59 g_assert_cmpint(rh, ==, test_s_data[i].rh);
60 }
61 }
62
63 int main(int argc, char **argv)
64 {
65 g_test_init(&argc, &argv, NULL);
66 g_test_add_func("/host-utils/mulu64", test_u);
67 g_test_add_func("/host-utils/muls64", test_s);
68 return g_test_run();
69 }