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
|
// Copyright 2015 The Emscripten Authors. All rights reserved.
// Emscripten is available under two separate licenses, the MIT license and the
// University of Illinois/NCSA Open Source License. Both these licenses can be
// found in the LICENSE file.
#include <stdio.h>
#include <assert.h>
#include <atomic>
int main(void)
{
std::atomic<int64_t> a(0x0F0F0F0F0F0F0F0FULL);
int64_t old = a.fetch_add(0x1020304150607001ULL, std::memory_order_relaxed);
printf("old=%llx\n", old);
assert(old == 0x0F0F0F0F0F0F0F0FULL);
printf("added=%llx\n", a.load(std::memory_order_relaxed));
assert(a.load(std::memory_order_relaxed) == 0x1F2F3F505F6F7F10ULL);
a.store(0x0F0F0F0F0F0F0F0FULL);
old = a.fetch_sub(0x0102030405060708ULL, std::memory_order_relaxed);
printf("old=%llx\n", old);
assert(old == 0x0F0F0F0F0F0F0F0FULL);
printf("subbed=%llx\n", a.load(std::memory_order_relaxed));
assert(a.load(std::memory_order_relaxed) == 0x0E0D0C0B0A090807ULL);
old = a.fetch_and(0x0770077007700070ULL, std::memory_order_relaxed);
printf("old=%llx\n", old);
assert(old == 0x0E0D0C0B0A090807ULL);
printf("anded=%llx\n", a.load(std::memory_order_relaxed));
assert(a.load(std::memory_order_relaxed) == 0x0600040002000000ULL);
old = a.fetch_or(0x3003300330033000ULL, std::memory_order_relaxed);
printf("old=%llx\n", old);
assert(old == 0x0600040002000000ULL);
printf("orred=%llx\n", a.load(std::memory_order_relaxed));
assert(a.load(std::memory_order_relaxed) == 0x3603340332033000ULL);
old = a.fetch_xor(0xFF00FF0000FF00FFULL, std::memory_order_relaxed);
printf("old=%llx\n", old);
assert(old == 0x3603340332033000ULL);
printf("xorred=%llx\n", a.load(std::memory_order_relaxed));
assert(a.load(std::memory_order_relaxed) == 0xC903CB0332FC30FFULL);
std::atomic_thread_fence(std::memory_order_acquire);
std::atomic<int64_t> b(0x0F0F0F0F0F0F0F0FULL);
old = std::atomic_fetch_add<int64_t>(&b, 0x1020304150607001ULL);
printf("old=%llx\n", old);
assert(old == 0x0F0F0F0F0F0F0F0FULL);
printf("added2=%llx\n", b.load(std::memory_order_relaxed));
assert(b.load(std::memory_order_relaxed) == 0x1F2F3F505F6F7F10ULL);
b.store(0x0F0F0F0F0F0F0F0FULL);
old = std::atomic_fetch_sub<int64_t>(&b, 0x0102030405060708ULL);
printf("old=%llx\n", old);
assert(old == 0x0F0F0F0F0F0F0F0FULL);
printf("subbed2=%llx\n", b.load(std::memory_order_relaxed));
assert(b.load(std::memory_order_relaxed) == 0x0E0D0C0B0A090807ULL);
std::atomic<int64_t> c(0x0F0F0F0F0F0F0F0FULL);
old = std::atomic_fetch_add_explicit<int64_t>(&c, 0x1020304150607001ULL, std::memory_order_relaxed);
printf("old=%llx\n", old);
assert(old == 0x0F0F0F0F0F0F0F0FULL);
printf("added3=%llx\n", c.load(std::memory_order_relaxed));
assert(c.load(std::memory_order_relaxed) == 0x1F2F3F505F6F7F10ULL);
c.store(0x0F0F0F0F0F0F0F0FULL);
old = std::atomic_fetch_sub_explicit<int64_t>(&c, 0x0102030405060708ULL, std::memory_order_relaxed);
printf("old=%llx\n", old);
assert(old == 0x0F0F0F0F0F0F0F0FULL);
printf("subbed3=%llx\n", c.load(std::memory_order_relaxed));
assert(c.load(std::memory_order_relaxed) == 0x0E0D0C0B0A090807ULL);
#ifdef REPORT_RESULT
REPORT_RESULT(0);
#endif
return 0;
}
|
