linux-user: Support for restarting system calls for OpenRISC targets
[qemu.git] / tests / test-bitops.c
1 /*
2 * Test bitops routines
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/bitops.h"
12
13 typedef struct {
14 uint32_t value;
15 int start;
16 int length;
17 int32_t result;
18 } S32Test;
19
20 typedef struct {
21 uint64_t value;
22 int start;
23 int length;
24 int64_t result;
25 } S64Test;
26
27 static const S32Test test_s32_data[] = {
28 { 0x38463983, 4, 4, -8 },
29 { 0x38463983, 12, 8, 0x63 },
30 { 0x38463983, 0, 32, 0x38463983 },
31 };
32
33 static const S64Test test_s64_data[] = {
34 { 0x8459826734967223ULL, 60, 4, -8 },
35 { 0x8459826734967223ULL, 0, 64, 0x8459826734967223LL },
36 };
37
38 static void test_sextract32(void)
39 {
40 int i;
41
42 for (i = 0; i < ARRAY_SIZE(test_s32_data); i++) {
43 const S32Test *test = &test_s32_data[i];
44 int32_t r = sextract32(test->value, test->start, test->length);
45
46 g_assert_cmpint(r, ==, test->result);
47 }
48 }
49
50 static void test_sextract64(void)
51 {
52 int i;
53
54 for (i = 0; i < ARRAY_SIZE(test_s32_data); i++) {
55 const S32Test *test = &test_s32_data[i];
56 int64_t r = sextract64(test->value, test->start, test->length);
57
58 g_assert_cmpint(r, ==, test->result);
59 }
60
61 for (i = 0; i < ARRAY_SIZE(test_s64_data); i++) {
62 const S64Test *test = &test_s64_data[i];
63 int64_t r = sextract64(test->value, test->start, test->length);
64
65 g_assert_cmpint(r, ==, test->result);
66 }
67 }
68
69 int main(int argc, char **argv)
70 {
71 g_test_init(&argc, &argv, NULL);
72 g_test_add_func("/bitops/sextract32", test_sextract32);
73 g_test_add_func("/bitops/sextract64", test_sextract64);
74 return g_test_run();
75 }