| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef _LIBCPP___ATOMIC_ATOMIC_H |
| #define _LIBCPP___ATOMIC_ATOMIC_H |
| |
| #include <__atomic/atomic_base.h> |
| #include <__atomic/check_memory_order.h> |
| #include <__atomic/cxx_atomic_impl.h> |
| #include <__atomic/memory_order.h> |
| #include <__config> |
| #include <__memory/addressof.h> |
| #include <__type_traits/is_function.h> |
| #include <__type_traits/is_same.h> |
| #include <__type_traits/remove_pointer.h> |
| #include <cstddef> |
| |
| #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) |
| # pragma GCC system_header |
| #endif |
| |
| _LIBCPP_BEGIN_NAMESPACE_STD |
| |
| template <class _Tp> |
| struct atomic |
| : public __atomic_base<_Tp> |
| { |
| using __base = __atomic_base<_Tp>; |
| using value_type = _Tp; |
| using difference_type = value_type; |
| |
| #if _LIBCPP_STD_VER >= 20 |
| _LIBCPP_HIDE_FROM_ABI |
| atomic() = default; |
| #else |
| _LIBCPP_HIDE_FROM_ABI |
| atomic() _NOEXCEPT = default; |
| #endif |
| |
| _LIBCPP_HIDE_FROM_ABI |
| _LIBCPP_CONSTEXPR atomic(_Tp __d) _NOEXCEPT : __base(__d) {} |
| |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp operator=(_Tp __d) volatile _NOEXCEPT |
| {__base::store(__d); return __d;} |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp operator=(_Tp __d) _NOEXCEPT |
| {__base::store(__d); return __d;} |
| |
| atomic& operator=(const atomic&) = delete; |
| atomic& operator=(const atomic&) volatile = delete; |
| }; |
| |
| // atomic<T*> |
| |
| template <class _Tp> |
| struct atomic<_Tp*> |
| : public __atomic_base<_Tp*> |
| { |
| using __base = __atomic_base<_Tp*>; |
| using value_type = _Tp*; |
| using difference_type = ptrdiff_t; |
| |
| _LIBCPP_HIDE_FROM_ABI |
| atomic() _NOEXCEPT = default; |
| |
| _LIBCPP_HIDE_FROM_ABI |
| _LIBCPP_CONSTEXPR atomic(_Tp* __d) _NOEXCEPT : __base(__d) {} |
| |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp* operator=(_Tp* __d) volatile _NOEXCEPT |
| {__base::store(__d); return __d;} |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp* operator=(_Tp* __d) _NOEXCEPT |
| {__base::store(__d); return __d;} |
| |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp* fetch_add(ptrdiff_t __op, memory_order __m = memory_order_seq_cst) volatile _NOEXCEPT { |
| // __atomic_fetch_add accepts function pointers, guard against them. |
| static_assert(!is_function<__remove_pointer_t<_Tp> >::value, "Pointer to function isn't allowed"); |
| return std::__cxx_atomic_fetch_add(std::addressof(this->__a_), __op, __m); |
| } |
| |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp* fetch_add(ptrdiff_t __op, memory_order __m = memory_order_seq_cst) _NOEXCEPT { |
| // __atomic_fetch_add accepts function pointers, guard against them. |
| static_assert(!is_function<__remove_pointer_t<_Tp> >::value, "Pointer to function isn't allowed"); |
| return std::__cxx_atomic_fetch_add(std::addressof(this->__a_), __op, __m); |
| } |
| |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp* fetch_sub(ptrdiff_t __op, memory_order __m = memory_order_seq_cst) volatile _NOEXCEPT { |
| // __atomic_fetch_add accepts function pointers, guard against them. |
| static_assert(!is_function<__remove_pointer_t<_Tp> >::value, "Pointer to function isn't allowed"); |
| return std::__cxx_atomic_fetch_sub(std::addressof(this->__a_), __op, __m); |
| } |
| |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp* fetch_sub(ptrdiff_t __op, memory_order __m = memory_order_seq_cst) _NOEXCEPT { |
| // __atomic_fetch_add accepts function pointers, guard against them. |
| static_assert(!is_function<__remove_pointer_t<_Tp> >::value, "Pointer to function isn't allowed"); |
| return std::__cxx_atomic_fetch_sub(std::addressof(this->__a_), __op, __m); |
| } |
| |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp* operator++(int) volatile _NOEXCEPT {return fetch_add(1);} |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp* operator++(int) _NOEXCEPT {return fetch_add(1);} |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp* operator--(int) volatile _NOEXCEPT {return fetch_sub(1);} |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp* operator--(int) _NOEXCEPT {return fetch_sub(1);} |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp* operator++() volatile _NOEXCEPT {return fetch_add(1) + 1;} |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp* operator++() _NOEXCEPT {return fetch_add(1) + 1;} |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp* operator--() volatile _NOEXCEPT {return fetch_sub(1) - 1;} |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp* operator--() _NOEXCEPT {return fetch_sub(1) - 1;} |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp* operator+=(ptrdiff_t __op) volatile _NOEXCEPT {return fetch_add(__op) + __op;} |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp* operator+=(ptrdiff_t __op) _NOEXCEPT {return fetch_add(__op) + __op;} |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp* operator-=(ptrdiff_t __op) volatile _NOEXCEPT {return fetch_sub(__op) - __op;} |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp* operator-=(ptrdiff_t __op) _NOEXCEPT {return fetch_sub(__op) - __op;} |
| |
| atomic& operator=(const atomic&) = delete; |
| atomic& operator=(const atomic&) volatile = delete; |
| }; |
| |
| // atomic_is_lock_free |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| bool |
| atomic_is_lock_free(const volatile atomic<_Tp>* __o) _NOEXCEPT |
| { |
| return __o->is_lock_free(); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| bool |
| atomic_is_lock_free(const atomic<_Tp>* __o) _NOEXCEPT |
| { |
| return __o->is_lock_free(); |
| } |
| |
| // atomic_init |
| |
| template <class _Tp> |
| _LIBCPP_DEPRECATED_IN_CXX20 _LIBCPP_HIDE_FROM_ABI |
| void |
| atomic_init(volatile atomic<_Tp>* __o, typename atomic<_Tp>::value_type __d) _NOEXCEPT |
| { |
| std::__cxx_atomic_init(std::addressof(__o->__a_), __d); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_DEPRECATED_IN_CXX20 _LIBCPP_HIDE_FROM_ABI |
| void |
| atomic_init(atomic<_Tp>* __o, typename atomic<_Tp>::value_type __d) _NOEXCEPT |
| { |
| std::__cxx_atomic_init(std::addressof(__o->__a_), __d); |
| } |
| |
| // atomic_store |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| void |
| atomic_store(volatile atomic<_Tp>* __o, typename atomic<_Tp>::value_type __d) _NOEXCEPT |
| { |
| __o->store(__d); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| void |
| atomic_store(atomic<_Tp>* __o, typename atomic<_Tp>::value_type __d) _NOEXCEPT |
| { |
| __o->store(__d); |
| } |
| |
| // atomic_store_explicit |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| void |
| atomic_store_explicit(volatile atomic<_Tp>* __o, typename atomic<_Tp>::value_type __d, memory_order __m) _NOEXCEPT |
| _LIBCPP_CHECK_STORE_MEMORY_ORDER(__m) |
| { |
| __o->store(__d, __m); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| void |
| atomic_store_explicit(atomic<_Tp>* __o, typename atomic<_Tp>::value_type __d, memory_order __m) _NOEXCEPT |
| _LIBCPP_CHECK_STORE_MEMORY_ORDER(__m) |
| { |
| __o->store(__d, __m); |
| } |
| |
| // atomic_load |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp |
| atomic_load(const volatile atomic<_Tp>* __o) _NOEXCEPT |
| { |
| return __o->load(); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp |
| atomic_load(const atomic<_Tp>* __o) _NOEXCEPT |
| { |
| return __o->load(); |
| } |
| |
| // atomic_load_explicit |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp |
| atomic_load_explicit(const volatile atomic<_Tp>* __o, memory_order __m) _NOEXCEPT |
| _LIBCPP_CHECK_LOAD_MEMORY_ORDER(__m) |
| { |
| return __o->load(__m); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp |
| atomic_load_explicit(const atomic<_Tp>* __o, memory_order __m) _NOEXCEPT |
| _LIBCPP_CHECK_LOAD_MEMORY_ORDER(__m) |
| { |
| return __o->load(__m); |
| } |
| |
| // atomic_exchange |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp |
| atomic_exchange(volatile atomic<_Tp>* __o, typename atomic<_Tp>::value_type __d) _NOEXCEPT |
| { |
| return __o->exchange(__d); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp |
| atomic_exchange(atomic<_Tp>* __o, typename atomic<_Tp>::value_type __d) _NOEXCEPT |
| { |
| return __o->exchange(__d); |
| } |
| |
| // atomic_exchange_explicit |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp |
| atomic_exchange_explicit(volatile atomic<_Tp>* __o, typename atomic<_Tp>::value_type __d, memory_order __m) _NOEXCEPT |
| { |
| return __o->exchange(__d, __m); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp |
| atomic_exchange_explicit(atomic<_Tp>* __o, typename atomic<_Tp>::value_type __d, memory_order __m) _NOEXCEPT |
| { |
| return __o->exchange(__d, __m); |
| } |
| |
| // atomic_compare_exchange_weak |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| bool |
| atomic_compare_exchange_weak(volatile atomic<_Tp>* __o, typename atomic<_Tp>::value_type* __e, typename atomic<_Tp>::value_type __d) _NOEXCEPT |
| { |
| return __o->compare_exchange_weak(*__e, __d); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| bool |
| atomic_compare_exchange_weak(atomic<_Tp>* __o, typename atomic<_Tp>::value_type* __e, typename atomic<_Tp>::value_type __d) _NOEXCEPT |
| { |
| return __o->compare_exchange_weak(*__e, __d); |
| } |
| |
| // atomic_compare_exchange_strong |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| bool |
| atomic_compare_exchange_strong(volatile atomic<_Tp>* __o, typename atomic<_Tp>::value_type* __e, typename atomic<_Tp>::value_type __d) _NOEXCEPT |
| { |
| return __o->compare_exchange_strong(*__e, __d); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| bool |
| atomic_compare_exchange_strong(atomic<_Tp>* __o, typename atomic<_Tp>::value_type* __e, typename atomic<_Tp>::value_type __d) _NOEXCEPT |
| { |
| return __o->compare_exchange_strong(*__e, __d); |
| } |
| |
| // atomic_compare_exchange_weak_explicit |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| bool |
| atomic_compare_exchange_weak_explicit(volatile atomic<_Tp>* __o, typename atomic<_Tp>::value_type* __e, |
| typename atomic<_Tp>::value_type __d, |
| memory_order __s, memory_order __f) _NOEXCEPT |
| _LIBCPP_CHECK_EXCHANGE_MEMORY_ORDER(__s, __f) |
| { |
| return __o->compare_exchange_weak(*__e, __d, __s, __f); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| bool |
| atomic_compare_exchange_weak_explicit(atomic<_Tp>* __o, typename atomic<_Tp>::value_type* __e, typename atomic<_Tp>::value_type __d, |
| memory_order __s, memory_order __f) _NOEXCEPT |
| _LIBCPP_CHECK_EXCHANGE_MEMORY_ORDER(__s, __f) |
| { |
| return __o->compare_exchange_weak(*__e, __d, __s, __f); |
| } |
| |
| // atomic_compare_exchange_strong_explicit |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| bool |
| atomic_compare_exchange_strong_explicit(volatile atomic<_Tp>* __o, |
| typename atomic<_Tp>::value_type* __e, typename atomic<_Tp>::value_type __d, |
| memory_order __s, memory_order __f) _NOEXCEPT |
| _LIBCPP_CHECK_EXCHANGE_MEMORY_ORDER(__s, __f) |
| { |
| return __o->compare_exchange_strong(*__e, __d, __s, __f); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| bool |
| atomic_compare_exchange_strong_explicit(atomic<_Tp>* __o, typename atomic<_Tp>::value_type* __e, |
| typename atomic<_Tp>::value_type __d, |
| memory_order __s, memory_order __f) _NOEXCEPT |
| _LIBCPP_CHECK_EXCHANGE_MEMORY_ORDER(__s, __f) |
| { |
| return __o->compare_exchange_strong(*__e, __d, __s, __f); |
| } |
| |
| // atomic_wait |
| |
| template <class _Tp> |
| _LIBCPP_AVAILABILITY_SYNC _LIBCPP_HIDE_FROM_ABI |
| void atomic_wait(const volatile atomic<_Tp>* __o, |
| typename atomic<_Tp>::value_type __v) _NOEXCEPT |
| { |
| return __o->wait(__v); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_AVAILABILITY_SYNC _LIBCPP_HIDE_FROM_ABI |
| void atomic_wait(const atomic<_Tp>* __o, |
| typename atomic<_Tp>::value_type __v) _NOEXCEPT |
| { |
| return __o->wait(__v); |
| } |
| |
| // atomic_wait_explicit |
| |
| template <class _Tp> |
| _LIBCPP_AVAILABILITY_SYNC _LIBCPP_HIDE_FROM_ABI |
| void atomic_wait_explicit(const volatile atomic<_Tp>* __o, |
| typename atomic<_Tp>::value_type __v, |
| memory_order __m) _NOEXCEPT |
| _LIBCPP_CHECK_LOAD_MEMORY_ORDER(__m) |
| { |
| return __o->wait(__v, __m); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_AVAILABILITY_SYNC _LIBCPP_HIDE_FROM_ABI |
| void atomic_wait_explicit(const atomic<_Tp>* __o, |
| typename atomic<_Tp>::value_type __v, |
| memory_order __m) _NOEXCEPT |
| _LIBCPP_CHECK_LOAD_MEMORY_ORDER(__m) |
| { |
| return __o->wait(__v, __m); |
| } |
| |
| // atomic_notify_one |
| |
| template <class _Tp> |
| _LIBCPP_AVAILABILITY_SYNC _LIBCPP_HIDE_FROM_ABI |
| void atomic_notify_one(volatile atomic<_Tp>* __o) _NOEXCEPT |
| { |
| __o->notify_one(); |
| } |
| template <class _Tp> |
| _LIBCPP_AVAILABILITY_SYNC _LIBCPP_HIDE_FROM_ABI |
| void atomic_notify_one(atomic<_Tp>* __o) _NOEXCEPT |
| { |
| __o->notify_one(); |
| } |
| |
| // atomic_notify_all |
| |
| template <class _Tp> |
| _LIBCPP_AVAILABILITY_SYNC _LIBCPP_HIDE_FROM_ABI |
| void atomic_notify_all(volatile atomic<_Tp>* __o) _NOEXCEPT |
| { |
| __o->notify_all(); |
| } |
| template <class _Tp> |
| _LIBCPP_AVAILABILITY_SYNC _LIBCPP_HIDE_FROM_ABI |
| void atomic_notify_all(atomic<_Tp>* __o) _NOEXCEPT |
| { |
| __o->notify_all(); |
| } |
| |
| // atomic_fetch_add |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp |
| atomic_fetch_add(volatile atomic<_Tp>* __o, typename atomic<_Tp>::difference_type __op) _NOEXCEPT |
| { |
| return __o->fetch_add(__op); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp |
| atomic_fetch_add(atomic<_Tp>* __o, typename atomic<_Tp>::difference_type __op) _NOEXCEPT |
| { |
| return __o->fetch_add(__op); |
| } |
| |
| // atomic_fetch_add_explicit |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp atomic_fetch_add_explicit(volatile atomic<_Tp>* __o, typename atomic<_Tp>::difference_type __op, memory_order __m) _NOEXCEPT |
| { |
| return __o->fetch_add(__op, __m); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp atomic_fetch_add_explicit(atomic<_Tp>* __o, typename atomic<_Tp>::difference_type __op, memory_order __m) _NOEXCEPT |
| { |
| return __o->fetch_add(__op, __m); |
| } |
| |
| // atomic_fetch_sub |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp atomic_fetch_sub(volatile atomic<_Tp>* __o, typename atomic<_Tp>::difference_type __op) _NOEXCEPT |
| { |
| return __o->fetch_sub(__op); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp atomic_fetch_sub(atomic<_Tp>* __o, typename atomic<_Tp>::difference_type __op) _NOEXCEPT |
| { |
| return __o->fetch_sub(__op); |
| } |
| |
| // atomic_fetch_sub_explicit |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp atomic_fetch_sub_explicit(volatile atomic<_Tp>* __o, typename atomic<_Tp>::difference_type __op, memory_order __m) _NOEXCEPT |
| { |
| return __o->fetch_sub(__op, __m); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| _Tp atomic_fetch_sub_explicit(atomic<_Tp>* __o, typename atomic<_Tp>::difference_type __op, memory_order __m) _NOEXCEPT |
| { |
| return __o->fetch_sub(__op, __m); |
| } |
| |
| // atomic_fetch_and |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| typename enable_if |
| < |
| is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| _Tp |
| >::type |
| atomic_fetch_and(volatile atomic<_Tp>* __o, typename atomic<_Tp>::value_type __op) _NOEXCEPT |
| { |
| return __o->fetch_and(__op); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| typename enable_if |
| < |
| is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| _Tp |
| >::type |
| atomic_fetch_and(atomic<_Tp>* __o, typename atomic<_Tp>::value_type __op) _NOEXCEPT |
| { |
| return __o->fetch_and(__op); |
| } |
| |
| // atomic_fetch_and_explicit |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| typename enable_if |
| < |
| is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| _Tp |
| >::type |
| atomic_fetch_and_explicit(volatile atomic<_Tp>* __o, typename atomic<_Tp>::value_type __op, memory_order __m) _NOEXCEPT |
| { |
| return __o->fetch_and(__op, __m); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| typename enable_if |
| < |
| is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| _Tp |
| >::type |
| atomic_fetch_and_explicit(atomic<_Tp>* __o, typename atomic<_Tp>::value_type __op, memory_order __m) _NOEXCEPT |
| { |
| return __o->fetch_and(__op, __m); |
| } |
| |
| // atomic_fetch_or |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| typename enable_if |
| < |
| is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| _Tp |
| >::type |
| atomic_fetch_or(volatile atomic<_Tp>* __o, typename atomic<_Tp>::value_type __op) _NOEXCEPT |
| { |
| return __o->fetch_or(__op); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| typename enable_if |
| < |
| is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| _Tp |
| >::type |
| atomic_fetch_or(atomic<_Tp>* __o, typename atomic<_Tp>::value_type __op) _NOEXCEPT |
| { |
| return __o->fetch_or(__op); |
| } |
| |
| // atomic_fetch_or_explicit |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| typename enable_if |
| < |
| is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| _Tp |
| >::type |
| atomic_fetch_or_explicit(volatile atomic<_Tp>* __o, typename atomic<_Tp>::value_type __op, memory_order __m) _NOEXCEPT |
| { |
| return __o->fetch_or(__op, __m); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| typename enable_if |
| < |
| is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| _Tp |
| >::type |
| atomic_fetch_or_explicit(atomic<_Tp>* __o, typename atomic<_Tp>::value_type __op, memory_order __m) _NOEXCEPT |
| { |
| return __o->fetch_or(__op, __m); |
| } |
| |
| // atomic_fetch_xor |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| typename enable_if |
| < |
| is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| _Tp |
| >::type |
| atomic_fetch_xor(volatile atomic<_Tp>* __o, typename atomic<_Tp>::value_type __op) _NOEXCEPT |
| { |
| return __o->fetch_xor(__op); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| typename enable_if |
| < |
| is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| _Tp |
| >::type |
| atomic_fetch_xor(atomic<_Tp>* __o, typename atomic<_Tp>::value_type __op) _NOEXCEPT |
| { |
| return __o->fetch_xor(__op); |
| } |
| |
| // atomic_fetch_xor_explicit |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| typename enable_if |
| < |
| is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| _Tp |
| >::type |
| atomic_fetch_xor_explicit(volatile atomic<_Tp>* __o, typename atomic<_Tp>::value_type __op, memory_order __m) _NOEXCEPT |
| { |
| return __o->fetch_xor(__op, __m); |
| } |
| |
| template <class _Tp> |
| _LIBCPP_HIDE_FROM_ABI |
| typename enable_if |
| < |
| is_integral<_Tp>::value && !is_same<_Tp, bool>::value, |
| _Tp |
| >::type |
| atomic_fetch_xor_explicit(atomic<_Tp>* __o, typename atomic<_Tp>::value_type __op, memory_order __m) _NOEXCEPT |
| { |
| return __o->fetch_xor(__op, __m); |
| } |
| |
| _LIBCPP_END_NAMESPACE_STD |
| |
| #endif // _LIBCPP___ATOMIC_ATOMIC_H |