nuttx/nuttx-mirror
1
2
Fork 0
mirror of https://github.com/apache/nuttx.git synced 2025-01-12 22:08:35 +08:00
Code Issues Projects Releases Packages Wiki Activity Actions

arch_atomic: change atomic_fetch_x interface to inline function

Browse source 
When CONFIG_LIBC_ARCH_ATOMIC is defined, the atomic_fetch_x
interface conflicts with the atomic_fetch_x interface in libcxx.
Therefore, it has been changed to a inline function.

Signed-off-by: zhangyuan29 <zhangyuan29@xiaomi.com>
This commit is contained in:
zhangyuan29 2024-12-26 20:29:17 +08:00 committed by Xiang Xiao
parent 4627a087f0
commit ca4fd09275
1 changed files with 29 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

35
include/nuttx/atomic.h
View file

@ -73,13 +73,9 @@ extern "C++"
# define __ATOMIC_ACQ_REL 4
# define __ATOMIC_SEQ_CST 5
# define ATOMIC_FUNC(f, n) nx_atomic_##f##_##n
# define USE_ARCH_ATOMIC 1
# define atomic_fetch_add(obj, val) ATOMIC_FUNC(fetch_add, 4)(obj, val, __ATOMIC_ACQ_REL)
# define atomic_fetch_sub(obj, val) ATOMIC_FUNC(fetch_sub, 4)(obj, val, __ATOMIC_ACQ_REL)
# define atomic_fetch_and(obj, val) ATOMIC_FUNC(fetch_and, 4)(obj, val, __ATOMIC_ACQ_REL)
# define atomic_fetch_or(obj, val) ATOMIC_FUNC(fetch_or, 4)(obj, val, __ATOMIC_ACQ_REL)
# define atomic_fetch_xor(obj, val) ATOMIC_FUNC(fetch_xor, 4)(obj, val, __ATOMIC_ACQ_REL)
# define ATOMIC_FUNC(f, n) nx_atomic_##f##_##n
# define nx_atomic_compare_exchange_weak_4(obj, expect, desired, success, failure) \
nx_atomic_compare_exchange_4(obj, expect, desired, true, success, failure)
@ -238,6 +234,33 @@ int32_t nx_atomic_fetch_xor_4(FAR volatile void *ptr, int32_t value,
int64_t nx_atomic_fetch_xor_8(FAR volatile void *ptr, int64_t value,
int memorder);
#ifdef USE_ARCH_ATOMIC
static inline int32_t atomic_fetch_add(FAR volatile void *obj, int32_t val)
{
return nx_atomic_fetch_add_4(obj, val, __ATOMIC_ACQ_REL);
}
static inline int32_t atomic_fetch_sub(FAR volatile void *obj, int32_t val)
{
return nx_atomic_fetch_sub_4(obj, val, __ATOMIC_ACQ_REL);
}
static inline int32_t atomic_fetch_and(FAR volatile void *obj, int32_t val)
{
return nx_atomic_fetch_and_4(obj, val, __ATOMIC_ACQ_REL);
}
static inline int32_t atomic_fetch_or(FAR volatile void *obj, int32_t val)
{
return nx_atomic_fetch_or_4(obj, val, __ATOMIC_ACQ_REL);
}
static inline int32_t atomic_fetch_xor(FAR volatile void *obj, int32_t val)
{
return nx_atomic_fetch_xor_4(obj, val, __ATOMIC_ACQ_REL);
}
#endif
#undef EXTERN
#if defined(__cplusplus)
}