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#include <stdatomic.h>
#include "test.h"
int main() {
int value = 5;
int expected = 5;
int new_value = 10;
if (atomic_compare_exchange_weak(&value, &expected, new_value)) {
printf("Value was exchanged.\n");
} else {
printf("Value was not exchanged. Expected: %d, Value: %d\n", expected, value);
}
printf("Final Value: %d\n", value);
ASSERT(10, value);
if (atomic_compare_exchange_strong(&value, &expected, new_value)) {
printf("Value was exchanged.\n");
} else {
printf("Value was not exchanged. Expected: %d, Value: %d\n", expected, value);
}
printf("Final Value: %d\n", value);
ASSERT(10, value);
value = 5;
int old_value = atomic_fetch_add(&value, 3);
printf("Old Value: %d, New Value: %d\n", old_value, value);
ASSERT(5, old_value);
ASSERT(8, value);
value = 5;
old_value = atomic_fetch_sub(&value, 3);
printf("Old Value: %d, New Value: %d\n", old_value, value);
ASSERT(5, old_value);
ASSERT(2, value);
value = 5; // 0101 in binary
old_value = atomic_fetch_or(&value, 2); // 0010 in binary
printf("Old Value: %d, New Value: %d\n", old_value, value);
ASSERT(5, old_value);
ASSERT(7, value);
value = 5; // 0101 in binary
old_value = atomic_fetch_xor(&value, 3); // 0011 in binary
printf("Old Value: %d, New Value: %d\n", old_value, value);
ASSERT(5, old_value);
ASSERT(6, value);
value = 5; // 0101 in binary
old_value = atomic_fetch_and(&value, 3); // 0011 in binary
printf("Old Value: %d, New Value: %d\n", old_value, value);
ASSERT(5, old_value);
ASSERT(1, value);
value = 5;
old_value = atomic_exchange(&value, 10);
printf("Old Value: %d, New Value: %d\n", old_value, value);
ASSERT(5, old_value);
ASSERT(10, value);
value = 5;
old_value = atomic_exchange_explicit(&value, 10, memory_order_seq_cst);
printf("Old Value: %d, New Value: %d\n", old_value, value);
ASSERT(5, old_value);
ASSERT(10, value);
value = 5;
int loaded_value = atomic_load(&value);
printf("Loaded Value: %d\n", loaded_value);
ASSERT(5, value);
ASSERT(5, loaded_value);
value = 5;
loaded_value = atomic_load_explicit(&value, memory_order_acquire);
printf("Loaded Value: %d\n", loaded_value);
ASSERT(5, value);
ASSERT(5, loaded_value);
atomic_store(&value, 11);
printf("Stored Value: %d\n", value);
ASSERT(11, value);
atomic_store_explicit(&value, 12, memory_order_release);
printf("Stored Value: %d\n", value);
ASSERT(12, value);
atomic_flag flag = ATOMIC_FLAG_INIT;
if (!atomic_flag_test_and_set(&flag)) {
printf("Flag was clear and is now set.\n");
} else {
printf("Flag was already set.\n");
}
atomic_flag flag2 = ATOMIC_FLAG_INIT;
if (!atomic_flag_test_and_set_explicit(&flag2, memory_order_acquire)) {
printf("Flag2 was clear and is now set.\n");
} else {
printf("Flag2 was already set.\n");
}
atomic_flag flag3 = ATOMIC_FLAG_INIT;
atomic_flag_test_and_set(&flag3);
atomic_flag_clear(&flag3);
printf("Flag3 is now clear.\n");
atomic_flag flag4 = ATOMIC_FLAG_INIT;
atomic_flag_test_and_set(&flag4);
atomic_flag_clear_explicit(&flag4, memory_order_release);
printf("Flag4 is now clear.\n");
value = 5;
old_value = __sync_val_compare_and_swap(&value, 5, 10);
printf("Old Value: %d, New Value: %d\n", old_value, value);
ASSERT(5, old_value);
ASSERT(10, value);
value = 5;
old_value = __sync_fetch_and_add(&value, 3);
printf("Old Value: %d, New Value: %d\n", old_value, value);
ASSERT(5, old_value);
ASSERT(8, value);
value = 5;
old_value = __sync_fetch_and_sub(&value, 3);
printf("Old Value: %d, New Value: %d\n", old_value, value);
ASSERT(5, old_value);
ASSERT(2, value);
value = 5;
old_value = __sync_val_compare_and_swap(&value, 5, 10);
printf("Old value: %d, New value: %d\n", old_value, value); // Expected: Old value: 5, New value: 10
ASSERT(5, old_value);
ASSERT(10, value);
value = 5;
old_value = __sync_val_compare_and_swap(&value, 5, 20);
printf("Old value: %d, New value: %d\n", old_value, value); // Expected: Old value: 5, New value: 20
ASSERT(5, old_value);
ASSERT(20, value);
return 0;
}
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