source: benchmark/fetch_add.c @ ff2a33e

#include <stdio.h>

#include "bench.h"

volatile int value;

void __attribute__((noinline)) do_call() {
        __atomic_add_fetch( &value, 1, __ATOMIC_SEQ_CST );
        asm volatile ("");
        __atomic_sub_fetch( &value, 1, __ATOMIC_SEQ_CST );
}

int main(int argc, char* argv[]) {
        BENCH(
                for (size_t i = 0; i < n; i++) {
                        do_call();
                },
                result
        )

        printf("%g\n", result);
}