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[utest][atomic]添加返回值测试 (#7124)

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* [utest][atomic]添加返回值测试
This commit is contained in:
Yaochenger
2023-03-30 11:06:21 +08:00
committed by GitHub
parent eec78d9f5d
commit 38eb3fc40f
3 changed files with 41 additions and 18 deletions
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libcpu/arm/common/atomic_arm.c
+2 -2
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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;