NUM_LAST_CALLERS
} sLastCaller[NUM_LAST_CALLERS];
int32 index = (uint32)atomic_add(&sLastIndex, 1) % NUM_LAST_CALLERS;
int32 lastIndex = (uint32)atomic_get(&sLastIndex) % NUM_LAST_CALLERS;
for (int32 i = 0; i < NUM_LAST_CALLERS; i++) {
int32 index = (NUM_LAST_CALLERS + lastIndex - 1 - i) % NUM_LAST_CALLERS;