Commit | Line | Data |
---|---|---|
a81b8e5e | 1 | #include <stdio.h> |
a81b8e5e | 2 | #include <assert.h> |
48d848c7 | 3 | #include <urcu/uatomic_arch.h> |
a81b8e5e MD |
4 | |
5 | struct testvals { | |
6 | unsigned char c; | |
7 | unsigned short s; | |
8 | unsigned int i; | |
9 | unsigned long l; | |
10 | }; | |
11 | ||
12 | static struct testvals vals; | |
13 | ||
87322fe8 MD |
14 | #define do_test(ptr) \ |
15 | do { \ | |
6edb297e | 16 | __typeof__(*(ptr)) v; \ |
87322fe8 | 17 | \ |
ec4e58a3 MD |
18 | uatomic_add(ptr, 10); \ |
19 | assert(uatomic_read(ptr) == 10); \ | |
20 | uatomic_add(ptr, -11UL); \ | |
21 | assert(uatomic_read(ptr) == (__typeof__(*(ptr)))-1UL); \ | |
22 | v = uatomic_cmpxchg(ptr, -1UL, 22); \ | |
23 | assert(uatomic_read(ptr) == 22); \ | |
6edb297e | 24 | assert(v == (__typeof__(*(ptr)))-1UL); \ |
ec4e58a3 MD |
25 | v = uatomic_cmpxchg(ptr, 33, 44); \ |
26 | assert(uatomic_read(ptr) == 22); \ | |
87322fe8 | 27 | assert(v == 22); \ |
ec4e58a3 MD |
28 | v = uatomic_xchg(ptr, 55); \ |
29 | assert(uatomic_read(ptr) == 55); \ | |
87322fe8 | 30 | assert(v == 22); \ |
ec4e58a3 MD |
31 | uatomic_set(ptr, 22); \ |
32 | uatomic_inc(ptr); \ | |
33 | assert(uatomic_read(ptr) == 23); \ | |
34 | uatomic_dec(ptr); \ | |
35 | assert(uatomic_read(ptr) == 22); \ | |
36 | v = uatomic_add_return(ptr, 100); \ | |
0fad128b | 37 | assert(v == 122); \ |
ec4e58a3 MD |
38 | assert(uatomic_read(ptr) == 122); \ |
39 | v = uatomic_sub_return(ptr, 1); \ | |
0fad128b | 40 | assert(v == 121); \ |
ec4e58a3 | 41 | assert(uatomic_read(ptr) == 121); \ |
87322fe8 MD |
42 | } while (0) |
43 | ||
44 | int main(int argc, char **argv) | |
a81b8e5e | 45 | { |
f469d839 | 46 | #ifdef UATOMIC_HAS_ATOMIC_BYTE |
87322fe8 | 47 | do_test(&vals.c); |
4d78cb54 | 48 | #endif |
f469d839 | 49 | #ifdef UATOMIC_HAS_ATOMIC_SHORT |
87322fe8 | 50 | do_test(&vals.s); |
4d78cb54 | 51 | #endif |
87322fe8 MD |
52 | do_test(&vals.i); |
53 | do_test(&vals.l); | |
54 | printf("Atomic ops test OK\n"); | |
55 | ||
56 | return 0; | |
a81b8e5e | 57 | } |