static void *
thread(void *b)
{
ck_barrier_mcs_t *barrier = b;
ck_barrier_mcs_state_t state;
int j, counter;
int i = 0;
aff_iterate(&a);
ck_barrier_mcs_subscribe(barrier, &state);
ck_pr_inc_int(&barrier_wait);
while (ck_pr_load_int(&barrier_wait) != nthr)
ck_pr_stall();
for (j = 0; j < ITERATE; j++) {
i = j++ & (ENTRIES - 1);
ck_pr_inc_int(&counters[i]);
ck_barrier_mcs(barrier, &state);
counter = ck_pr_load_int(&counters[i]);
if (counter != nthr * (j / ENTRIES + 1)) {
fprintf(stderr, "FAILED [%d:%d]: %d != %d\n", i, j - 1, counter, nthr);
exit(EXIT_FAILURE);
}
}
return (NULL);
}
static void *
thread(void *group)
{
ck_barrier_combining_state_t state = CK_BARRIER_COMBINING_STATE_INITIALIZER;
int j, counter;
int i = 0;
aff_iterate(&a);
ck_pr_inc_int(&barrier_wait);
while (ck_pr_load_int(&barrier_wait) != (nthr * ngroups))
ck_pr_stall();
for (j = 0; j < ITERATE; j++) {
i = j++ & (ENTRIES - 1);
ck_pr_inc_int(&counters[i]);
ck_barrier_combining(&barrier, group, &state);
counter = ck_pr_load_int(&counters[i]);
if (counter != nthr * ngroups * (j / ENTRIES + 1)) {
fprintf(stderr, "FAILED [%d:%d]: %d != %d\n", i, j - 1, counter, nthr * ngroups);
exit(EXIT_FAILURE);
}
}
return (NULL);
}
static void *
thread_brlock(void *pun)
{
uint64_t s_b, e_b, a, i;
ck_brlock_reader_t r;
uint64_t *value = pun;
if (aff_iterate(&affinity) != 0) {
perror("ERROR: Could not affine thread");
exit(EXIT_FAILURE);
}
ck_brlock_read_register(&brlock, &r);
ck_pr_inc_int(&barrier);
while (ck_pr_load_int(&barrier) != threads)
ck_pr_stall();
for (i = 1, a = 0;; i++) {
s_b = rdtsc();
ck_brlock_read_lock(&brlock, &r);
ck_brlock_read_unlock(&r);
ck_brlock_read_lock(&brlock, &r);
ck_brlock_read_unlock(&r);
ck_brlock_read_lock(&brlock, &r);
ck_brlock_read_unlock(&r);
ck_brlock_read_lock(&brlock, &r);
ck_brlock_read_unlock(&r);
ck_brlock_read_lock(&brlock, &r);
ck_brlock_read_unlock(&r);
ck_brlock_read_lock(&brlock, &r);
ck_brlock_read_unlock(&r);
ck_brlock_read_lock(&brlock, &r);
ck_brlock_read_unlock(&r);
ck_brlock_read_lock(&brlock, &r);
ck_brlock_read_unlock(&r);
ck_brlock_read_lock(&brlock, &r);
ck_brlock_read_unlock(&r);
ck_brlock_read_lock(&brlock, &r);
ck_brlock_read_unlock(&r);
ck_brlock_read_lock(&brlock, &r);
ck_brlock_read_unlock(&r);
ck_brlock_read_lock(&brlock, &r);
ck_brlock_read_unlock(&r);
ck_brlock_read_lock(&brlock, &r);
ck_brlock_read_unlock(&r);
ck_brlock_read_lock(&brlock, &r);
ck_brlock_read_unlock(&r);
ck_brlock_read_lock(&brlock, &r);
ck_brlock_read_unlock(&r);
ck_brlock_read_lock(&brlock, &r);
ck_brlock_read_unlock(&r);
e_b = rdtsc();
a += (e_b - s_b) >> 4;
if (ck_pr_load_uint(&flag) == 1)
break;
}
ck_pr_inc_int(&barrier);
while (ck_pr_load_int(&barrier) != threads * 2)
ck_pr_stall();
*value = (a / i);
return NULL;
}
static void *
thread_lock_rtm(void *pun)
{
uint64_t s_b, e_b, a, i;
uint64_t *value = pun;
if (aff_iterate(&affinity) != 0) {
perror("ERROR: Could not affine thread");
exit(EXIT_FAILURE);
}
ck_pr_inc_int(&barrier);
while (ck_pr_load_int(&barrier) != threads)
ck_pr_stall();
for (i = 1, a = 0;; i++) {
s_b = rdtsc();
CK_ELIDE_LOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_UNLOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_LOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_UNLOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_LOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_UNLOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_LOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_UNLOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_LOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_UNLOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_LOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_UNLOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_LOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_UNLOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_LOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_UNLOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_LOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_UNLOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_LOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_UNLOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_LOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_UNLOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_LOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_UNLOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_LOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_UNLOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_LOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_UNLOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_LOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_UNLOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_LOCK(ck_rwlock_read, &rw.lock);
CK_ELIDE_UNLOCK(ck_rwlock_read, &rw.lock);
e_b = rdtsc();
a += (e_b - s_b) >> 4;
if (ck_pr_load_uint(&flag) == 1)
break;
}
ck_pr_inc_int(&barrier);
while (ck_pr_load_int(&barrier) != threads * 2)
ck_pr_stall();
*value = (a / i);
return NULL;
}
