blob: 18cb5187c431da4cd60b7d3a9b6e834f7016b90c [file] [log] [blame]
/*
* Copyright (c) 2022 Meta
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <zephyr/kernel.h>
#include <zephyr/logging/log.h>
#include <zephyr/sys/hash_map.h>
#include <zephyr/random/rand32.h>
LOG_MODULE_REGISTER(hashmap_sample);
SYS_HASHMAP_DEFINE_STATIC(map);
void print_sys_memory_stats(void);
struct _stats {
uint64_t n_insert;
uint64_t n_remove;
uint64_t n_replace;
uint64_t n_error;
uint64_t n_miss;
size_t max_size;
};
static void print_stats(const struct _stats *stats);
int main(void)
{
size_t i;
int ires;
bool bres;
struct _stats stats = {0};
printk("CONFIG_TEST_LIB_HASH_MAP_MAX_ENTRIES: %u\n", CONFIG_TEST_LIB_HASH_MAP_MAX_ENTRIES);
do {
for (i = 0; i < CONFIG_TEST_LIB_HASH_MAP_MAX_ENTRIES; ++i) {
ires = sys_hashmap_insert(&map, i, i, NULL);
if (ires < 0) {
break;
}
__ASSERT(ires == 1, "Expected to insert %zu", i);
++stats.n_insert;
++stats.max_size;
LOG_DBG("Inserted %zu", i);
if (k_uptime_get() / MSEC_PER_SEC > CONFIG_TEST_LIB_HASH_MAP_DURATION_S) {
goto out;
}
}
for (i = 0; i < stats.max_size; ++i) {
ires = sys_hashmap_insert(&map, i, stats.max_size - i, NULL);
__ASSERT(ires == 0, "Failed to replace %zu", i);
++stats.n_replace;
LOG_DBG("Replaced %zu", i);
if (k_uptime_get() / MSEC_PER_SEC > CONFIG_TEST_LIB_HASH_MAP_DURATION_S) {
goto out;
}
}
for (i = stats.max_size; i > 0; --i) {
bres = sys_hashmap_remove(&map, i - 1, NULL);
__ASSERT(bres, "Failed to remove %zu", i - 1);
++stats.n_remove;
LOG_DBG("Removed %zu", i - 1);
if (k_uptime_get() / MSEC_PER_SEC > CONFIG_TEST_LIB_HASH_MAP_DURATION_S) {
goto out;
}
}
/* These architectures / boards seem to have trouble with basic timekeeping atm */
} while (!IS_ENABLED(CONFIG_ARCH_POSIX) && !IS_ENABLED(CONFIG_BOARD_QEMU_NIOS2));
out:
print_stats(&stats);
sys_hashmap_clear(&map, NULL, NULL);
LOG_INF("success");
return 0;
}
static void print_stats(const struct _stats *stats)
{
LOG_INF("n_insert: %" PRIu64 " n_remove: %" PRIu64 " n_replace: %" PRIu64
" n_miss: %" PRIu64 " n_error: %" PRIu64 " max_size: %zu",
stats->n_insert, stats->n_remove, stats->n_replace, stats->n_miss, stats->n_error,
stats->max_size);
}