[utest][atomic]添加返回值测试 (#7124)

* [utest][atomic]添加返回值测试
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Yaochenger 2023-03-30 11:06:21 +08:00 committed by GitHub
parent eec78d9f5d
commit 38eb3fc40f
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3 changed files with 41 additions and 18 deletions

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@ -29,52 +29,67 @@ static void test_atomic_api(void)
{
rt_atomic_t base;
rt_atomic_t oldval;
rt_atomic_t result;
/* rt_atomic_t */
uassert_true(sizeof(rt_atomic_t) == ATOMIC_WORD(sizeof(uint64_t), sizeof(uint32_t)));
/* rt_atomic_add */
base = 0;
rt_atomic_add(&base, 10);
result = rt_atomic_add(&base, 10);
uassert_true(base == 10);
uassert_true(result == 0);
/* rt_atomic_add negative */
base = 2;
rt_atomic_add(&base, -4);
result = rt_atomic_add(&base, -4);
uassert_true(base == -2);
uassert_true(result == 2);
/* rt_atomic_sub */
base = 11;
rt_atomic_sub(&base, 10);
result = rt_atomic_sub(&base, 10);
uassert_true(base == 1);
uassert_true(result == 11);
/* rt_atomic_sub negative */
base = 2;
rt_atomic_sub(&base, -5);
result = rt_atomic_sub(&base, -5);
uassert_true(base == 7);
uassert_true(result == 2);
/* rt_atomic_or */
base = 0xFF00;
rt_atomic_or(&base, 0x0F0F);
result = rt_atomic_or(&base, 0x0F0F);
uassert_true(base == 0xFF0F);
uassert_true(result == 0xFF00);
/* rt_atomic_xor */
base = 0xFF00;
rt_atomic_xor(&base, 0x0F0F);
result = rt_atomic_xor(&base, 0x0F0F);
uassert_true(base == 0xF00F);
uassert_true(result == 0xFF00);
/* rt_atomic_and */
base = 0xFF00;
rt_atomic_and(&base, 0x0F0F);
result = rt_atomic_and(&base, 0x0F0F);
uassert_true(base == 0x0F00);
uassert_true(result == 0xFF00);
/* rt_atomic_exchange */
base = 0xFF00;
rt_atomic_exchange(&base, 0x0F0F);
result = rt_atomic_exchange(&base, 0x0F0F);
uassert_true(base == 0x0F0F);
uassert_true(result == 0xFF00);
/* rt_atomic_flag_test_and_set */
/* rt_atomic_flag_test_and_set (Flag 0) */
base = 0x0;
rt_atomic_flag_test_and_set(&base);
result = rt_atomic_flag_test_and_set(&base);
uassert_true(base == 0x1);
uassert_true(result == 0x0);
/* rt_atomic_flag_test_and_set (Flag 1) */
base = 0x1;
result = rt_atomic_flag_test_and_set(&base);
uassert_true(base == 0x1);
uassert_true(result == 0x1);
/* rt_atomic_flag_clear */
base = 0x1;
@ -83,25 +98,33 @@ static void test_atomic_api(void)
/* rt_atomic_load */
base = 0xFF00;
rt_atomic_load(&base);
result = rt_atomic_load(&base);
uassert_true(base == 0xFF00);
uassert_true(result == 0xFF00);
/* rt_atomic_store */
base = 0xFF00;
rt_atomic_store(&base, 0x0F0F);
uassert_true(base == 0x0F0F);
/* rt_atomic_compare_exchange_strong */
/* rt_atomic_compare_exchange_strong (equal) */
base = 10;
oldval = 10;
uassert_true(rt_atomic_compare_exchange_strong(&base, &oldval, 11) == 1);
result = rt_atomic_compare_exchange_strong(&base, &oldval, 11);
uassert_true(base == 11);
uassert_true(result == 0x1);
/* rt_atomic_compare_exchange_strong (not equal) */
base = 10;
oldval = 5;
result = rt_atomic_compare_exchange_strong(&base, &oldval, 11);
uassert_true(base == 10);
uassert_true(result == 0x0);
}
static void ture_entry(void *parameter)
{
int i;
for(i = 0; i < 1000000; i++)
for (i = 0; i < 1000000; i++)
{
rt_atomic_add(&count, 1);
}
@ -122,7 +145,7 @@ static void test_atomic_add(void)
thread = rt_thread_create("t3", ture_entry, RT_NULL, THREAD_STACKSIZE, THREAD_PRIORITY, THREAD_TIMESLICE);
rt_thread_startup(thread);
for(i = 0; i < 3; i++)
for (i = 0; i < 3; i++)
{
rt_sem_take(sem_t, RT_WAITING_FOREVER);
}

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@ -77,7 +77,7 @@ rt_atomic_t rt_hw_atomic_load(volatile rt_atomic_t *ptr)
{
oldval = __LDREXW(ptr);
} while ((__STREXW(oldval, ptr)) != 0U);
return *ptr;
return oldval;
}
void rt_hw_atomic_store(volatile rt_atomic_t *ptr, rt_atomic_t val)
@ -166,7 +166,7 @@ rt_atomic_t rt_hw_atomic_flag_test_and_set(volatile rt_atomic_t *ptr)
return oldval;
}
rt_atomic_t rt_hw_atomic_compare_exchange_strong(volatile rt_atomic_t *ptr, rt_atomic_t *old, rt_atomic_t new)
rt_atomic_t rt_hw_atomic_compare_exchange_strong(volatile rt_atomic_t *ptr, volatile rt_atomic_t *old, rt_atomic_t new)
{
rt_atomic_t result;
rt_atomic_t temp = *old;

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@ -120,7 +120,7 @@ void rt_hw_atomic_flag_clear(volatile rt_atomic_t *ptr)
#endif
}
rt_atomic_t rt_hw_atomic_compare_exchange_strong(volatile rt_atomic_t *ptr, rt_atomic_t *old, rt_atomic_t new)
rt_atomic_t rt_hw_atomic_compare_exchange_strong(volatile rt_atomic_t *ptr, volatile rt_atomic_t *old, rt_atomic_t new)
{
rt_atomic_t tmp = *old;
rt_atomic_t result;