atomic.c File Reference

#include <limits.h>
#include <stdint.h>
#include <stdio.h>
#include <stdatomic.h>

Go to the source code of this file.

Macros
#define	TEST(A, T, name, V1, V2)

Functions
static void	callback (void)
int	main (void)

Variables
static int	called

Macro Definition Documentation

TEST

#define TEST	(		A,
			T,
			name,
			V1,
			V2 )

Value:

do {                                                                         \
    A object = 0;                                                            \
    T expected, r;                                                           \
    atomic_store(&object, (T)(V1));                                          \
    r = atomic_exchange(&object, (T)(V2));                                   \
    printf(name " exchange  %lld\n", (long long)r);                          \
    r = atomic_fetch_add(&object, (T)1);                                     \
    printf(name " add       %lld\n", (long long)r);                          \
    r = atomic_fetch_sub(&object, (T)((uint64_t)(V2) + 1));                  \
    printf(name " sub       %lld\n", (long long)r);                          \
    r = atomic_fetch_or(&object, (T)0x10);                                   \
    printf(name " or        %lld\n", (long long)r);                          \
    r = atomic_fetch_xor(&object, (T)0x10);                                  \
    printf(name " xor       %lld\n", (long long)r);                          \
    r = atomic_fetch_and(&object, (T)1);                                     \
    printf(name " and       %lld\n", (long long)r);                          \
    atomic_store(&object, (T)0x5a);                                          \
    expected = (T)(V1);                                                      \
    r = atomic_compare_exchange_strong(&object, &expected, (T)(V2));         \
    printf(name " cas       %lld %lld\n",                                    \
           (long long)r, (long long)expected);                               \
    do {                                                                     \
        r = atomic_compare_exchange_weak(&object, &expected, (T)(V1));       \
    } while (!r);                                                            \
    printf(name " cas weak  %lld %lld %lld\n",                               \
           (long long)r, (long long)expected,                                \
           (long long)atomic_load(&object));                                 \
} while (0)

Definition at line 39 of file atomic.c.

Referenced by main().

Function Documentation

callback()

static void callback ( void )

static

Definition at line 34 of file atomic.c.

Referenced by av_opt_query_ranges(), and parse_atoms().

main()

int main

(

void

)

Definition at line 69 of file atomic.c.

Variable Documentation

called

int called

static

Definition at line 32 of file atomic.c.

Referenced by callback(), and main().