C++ (Cpp) ck_stack_pop_npsc Exemples

Exemple #1

Fichier : thread.c Projet : atrmat/libphenom

static void thread_fini(void)
{
  ck_stack_entry_t *stack_entry;
  ph_thread_t *thr;

  while ((stack_entry = ck_stack_pop_npsc(&ph_thread_all_threads)) != NULL) {
    thr = ph_thread_from_stack_entry(stack_entry);
    ph_counter_tear_down_thread(thr);
    free(thr);
  }
}

Exemple #2

Fichier : thread.c Projet : 01BTC10/libphenom

static void thread_fini(void)
{
#ifdef PH_PLACATE_VALGRIND
  ck_stack_entry_t *stack_entry;
  ph_thread_t *thr;

  while ((stack_entry = ck_stack_pop_npsc(&ph_thread_all_threads)) != NULL) {
    thr = ph_thread_from_stack_entry(stack_entry);
    ph_counter_tear_down_thread(thr);
    free(thr);
  }
#endif
}

Exemple #3

Fichier : latency.c Projet : interwq/PipeMeas

int
main(void)
{
	ck_stack_entry_t entry[ENTRIES];
	ck_spinlock_fas_t mutex = CK_SPINLOCK_FAS_INITIALIZER;
	volatile ck_stack_entry_t * volatile r;
	uint64_t s, e, a;
	unsigned int i;
	unsigned int j;

	a = 0;
	for (i = 0; i < STEPS; i++) {
		ck_stack_init(&stack);

		s = rdtsc();
		for (j = 0; j < ENTRIES; j++) {
			ck_spinlock_fas_lock(&mutex);
			ck_stack_push_spnc(&stack, entry + j);
			ck_spinlock_fas_unlock(&mutex);
		}
		e = rdtsc();

		a += e - s;
	}
	printf("     spinlock_push: %16" PRIu64 "\n", a / STEPS / ENTRIES);

	a = 0;
	for (i = 0; i < STEPS; i++) {
		ck_stack_init(&stack);

		for (j = 0; j < ENTRIES; j++)
			ck_stack_push_spnc(&stack, entry + j);

		s = rdtsc();
		for (j = 0; j < ENTRIES; j++) {
			ck_spinlock_fas_lock(&mutex);
			r = ck_stack_pop_npsc(&stack);
			ck_spinlock_fas_unlock(&mutex);
		}
		e = rdtsc();
		a += e - s;
	}
	printf("      spinlock_pop: %16" PRIu64 "\n", a / STEPS / ENTRIES);
	r++;

#ifdef CK_F_STACK_PUSH_UPMC
	a = 0;
	for (i = 0; i < STEPS; i++) {
		ck_stack_init(&stack);

		s = rdtsc();
		for (j = 0; j < ENTRIES; j++)
			ck_stack_push_upmc(&stack, entry + j);
		e = rdtsc();

		a += e - s;
	}
	printf("ck_stack_push_upmc: %16" PRIu64 "\n", a / STEPS / ENTRIES);
#endif /* CK_F_STACK_PUSH_UPMC */

#ifdef CK_F_STACK_PUSH_MPMC
	a = 0;
	for (i = 0; i < STEPS; i++) {
		ck_stack_init(&stack);

		s = rdtsc();
		for (j = 0; j < ENTRIES; j++)
			ck_stack_push_mpmc(&stack, entry + j);
		e = rdtsc();

		a += e - s;
	}
	printf("ck_stack_push_mpmc: %16" PRIu64 "\n", a / STEPS / ENTRIES);
#endif /* CK_F_STACK_PUSH_MPMC */

#ifdef CK_F_STACK_PUSH_MPNC
	a = 0;
	for (i = 0; i < STEPS; i++) {
		ck_stack_init(&stack);

		s = rdtsc();
		for (j = 0; j < ENTRIES; j++)
			ck_stack_push_mpnc(&stack, entry + j);
		e = rdtsc();

		a += e - s;
	}
	printf("ck_stack_push_mpnc: %16" PRIu64 "\n", a / STEPS / ENTRIES);
#endif /* CK_F_STACK_PUSH_MPNC */

#if defined(CK_F_STACK_PUSH_UPMC) && defined(CK_F_STACK_POP_UPMC)
	a = 0;
	for (i = 0; i < STEPS; i++) {
		ck_stack_init(&stack);

		for (j = 0; j < ENTRIES; j++)
			ck_stack_push_upmc(&stack, entry + j);

		s = rdtsc();
		for (j = 0; j < ENTRIES; j++)
			r = ck_stack_pop_upmc(&stack);
		e = rdtsc();
		a += e - s;
	}
	printf(" ck_stack_pop_upmc: %16" PRIu64 "\n", a / STEPS / (sizeof(entry) / sizeof(*entry)));
#endif /* CK_F_STACK_PUSH_UPMC && CK_F_STACK_POP_UPMC */

#if defined(CK_F_STACK_POP_MPMC) && defined(CK_F_STACK_PUSH_MPMC)
	a = 0;
	for (i = 0; i < STEPS; i++) {
		ck_stack_init(&stack);

		for (j = 0; j < ENTRIES; j++)
			ck_stack_push_mpmc(&stack, entry + j);

		s = rdtsc();
		for (j = 0; j < ENTRIES; j++)
			r = ck_stack_pop_mpmc(&stack);
		e = rdtsc();
		a += e - s;
	}
	printf(" ck_stack_pop_mpmc: %16" PRIu64 "\n", a / STEPS / (sizeof(entry) / sizeof(*entry)));
	r++;
#endif

	return 0;
}