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1 | /* | |
2 | * Copyright (c) 2013 Nicira, Inc. | |
3 | * | |
4 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
5 | * you may not use this file except in compliance with the License. | |
6 | * You may obtain a copy of the License at: | |
7 | * | |
8 | * http://www.apache.org/licenses/LICENSE-2.0 | |
9 | * | |
10 | * Unless required by applicable law or agreed to in writing, software | |
11 | * distributed under the License is distributed on an "AS IS" BASIS, | |
12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
13 | * See the License for the specific language governing permissions and | |
14 | * limitations under the License. | |
15 | */ | |
16 | ||
17 | #include <config.h> | |
18 | ||
19 | #include "ovs-atomic.h" | |
20 | #include "util.h" | |
21 | ||
22 | #define TEST_ATOMIC_TYPE(ATOMIC_TYPE, BASE_TYPE) \ | |
23 | { \ | |
24 | ATOMIC_TYPE x = ATOMIC_VAR_INIT(1); \ | |
25 | BASE_TYPE value, orig; \ | |
26 | \ | |
27 | atomic_read(&x, &value); \ | |
28 | ovs_assert(value == 1); \ | |
29 | \ | |
30 | atomic_store(&x, 2); \ | |
31 | atomic_read(&x, &value); \ | |
32 | ovs_assert(value == 2); \ | |
33 | \ | |
34 | atomic_init(&x, 3); \ | |
35 | atomic_read(&x, &value); \ | |
36 | ovs_assert(value == 3); \ | |
37 | \ | |
38 | atomic_add(&x, 1, &orig); \ | |
39 | ovs_assert(orig == 3); \ | |
40 | atomic_read(&x, &value); \ | |
41 | ovs_assert(value == 4); \ | |
42 | \ | |
43 | atomic_sub(&x, 2, &orig); \ | |
44 | ovs_assert(orig == 4); \ | |
45 | atomic_read(&x, &value); \ | |
46 | ovs_assert(value == 2); \ | |
47 | \ | |
48 | atomic_or(&x, 6, &orig); \ | |
49 | ovs_assert(orig == 2); \ | |
50 | atomic_read(&x, &value); \ | |
51 | ovs_assert(value == 6); \ | |
52 | \ | |
53 | atomic_and(&x, 10, &orig); \ | |
54 | ovs_assert(orig == 6); \ | |
55 | atomic_read(&x, &value); \ | |
56 | ovs_assert(value == 2); \ | |
57 | \ | |
58 | atomic_xor(&x, 10, &orig); \ | |
59 | ovs_assert(orig == 2); \ | |
60 | atomic_read(&x, &value); \ | |
61 | ovs_assert(value == 8); \ | |
62 | } | |
63 | ||
64 | int | |
65 | main(void) | |
66 | { | |
67 | TEST_ATOMIC_TYPE(atomic_char, char); | |
68 | TEST_ATOMIC_TYPE(atomic_uchar, unsigned char); | |
69 | TEST_ATOMIC_TYPE(atomic_schar, signed char); | |
70 | TEST_ATOMIC_TYPE(atomic_short, short); | |
71 | TEST_ATOMIC_TYPE(atomic_ushort, unsigned short); | |
72 | TEST_ATOMIC_TYPE(atomic_int, int); | |
73 | TEST_ATOMIC_TYPE(atomic_uint, unsigned int); | |
74 | TEST_ATOMIC_TYPE(atomic_long, long int); | |
75 | TEST_ATOMIC_TYPE(atomic_ulong, unsigned long int); | |
76 | TEST_ATOMIC_TYPE(atomic_llong, long long int); | |
77 | TEST_ATOMIC_TYPE(atomic_ullong, unsigned long long int); | |
78 | TEST_ATOMIC_TYPE(atomic_size_t, size_t); | |
79 | TEST_ATOMIC_TYPE(atomic_ptrdiff_t, ptrdiff_t); | |
80 | TEST_ATOMIC_TYPE(atomic_intmax_t, intmax_t); | |
81 | TEST_ATOMIC_TYPE(atomic_uintmax_t, uintmax_t); | |
82 | TEST_ATOMIC_TYPE(atomic_intptr_t, intptr_t); | |
83 | TEST_ATOMIC_TYPE(atomic_uintptr_t, uintptr_t); | |
84 | TEST_ATOMIC_TYPE(atomic_uint8_t, uint8_t); | |
85 | TEST_ATOMIC_TYPE(atomic_int8_t, int8_t); | |
86 | TEST_ATOMIC_TYPE(atomic_uint16_t, uint16_t); | |
87 | TEST_ATOMIC_TYPE(atomic_int16_t, int16_t); | |
88 | TEST_ATOMIC_TYPE(atomic_uint32_t, uint32_t); | |
89 | TEST_ATOMIC_TYPE(atomic_int32_t, int32_t); | |
90 | TEST_ATOMIC_TYPE(atomic_uint64_t, uint64_t); | |
91 | TEST_ATOMIC_TYPE(atomic_int64_t, int64_t); | |
92 | ||
93 | return 0; | |
94 | } |