/* * Copyright (c) 2008-2024 Jonathan Schleifer <js@nil.im> * * All rights reserved. * * This program is free software: you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License version 3.0 only, * as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License * version 3.0 for more details. * * You should have received a copy of the GNU Lesser General Public License * version 3.0 along with this program. If not, see * <https://www.gnu.org/licenses/>. */ static OF_INLINE int OFAtomicIntAdd(volatile int *_Nonnull p, int i) { return __sync_add_and_fetch(p, i); } static OF_INLINE int32_t OFAtomicInt32Add(volatile int32_t *_Nonnull p, int32_t i) { return __sync_add_and_fetch(p, i); } static OF_INLINE void *_Nullable OFAtomicPointerAdd(void *volatile _Nullable *_Nonnull p, intptr_t i) { return __sync_add_and_fetch(p, (void *)i); } static OF_INLINE int OFAtomicIntSubtract(volatile int *_Nonnull p, int i) { return __sync_sub_and_fetch(p, i); } static OF_INLINE int32_t OFAtomicInt32Subtract(volatile int32_t *_Nonnull p, int32_t i) { return __sync_sub_and_fetch(p, i); } static OF_INLINE void *_Nullable OFAtomicPointerSubtract(void *volatile _Nullable *_Nonnull p, intptr_t i) { return __sync_sub_and_fetch(p, (void *)i); } static OF_INLINE int OFAtomicIntIncrease(volatile int *_Nonnull p) { return __sync_add_and_fetch(p, 1); } static OF_INLINE int32_t OFAtomicInt32Increase(volatile int32_t *_Nonnull p) { return __sync_add_and_fetch(p, 1); } static OF_INLINE int OFAtomicIntDecrease(volatile int *_Nonnull p) { return __sync_sub_and_fetch(p, 1); } static OF_INLINE int32_t OFAtomicInt32Decrease(volatile int32_t *_Nonnull p) { return __sync_sub_and_fetch(p, 1); } static OF_INLINE unsigned int OFAtomicIntOr(volatile unsigned int *_Nonnull p, unsigned int i) { return __sync_or_and_fetch(p, i); } static OF_INLINE uint32_t OFAtomicInt32Or(volatile uint32_t *_Nonnull p, uint32_t i) { return __sync_or_and_fetch(p, i); } static OF_INLINE unsigned int OFAtomicIntAnd(volatile unsigned int *_Nonnull p, unsigned int i) { return __sync_and_and_fetch(p, i); } static OF_INLINE uint32_t OFAtomicInt32And(volatile uint32_t *_Nonnull p, uint32_t i) { return __sync_and_and_fetch(p, i); } static OF_INLINE unsigned int OFAtomicIntXor(volatile unsigned int *_Nonnull p, unsigned int i) { return __sync_xor_and_fetch(p, i); } static OF_INLINE uint32_t OFAtomicInt32Xor(volatile uint32_t *_Nonnull p, uint32_t i) { return __sync_xor_and_fetch(p, i); } static OF_INLINE bool OFAtomicIntCompareAndSwap(volatile int *_Nonnull p, int o, int n) { return __sync_bool_compare_and_swap(p, o, n); } static OF_INLINE bool OFAtomicInt32CompareAndSwap(volatile int32_t *_Nonnull p, int32_t o, int32_t n) { return __sync_bool_compare_and_swap(p, o, n); } static OF_INLINE bool OFAtomicPointerCompareAndSwap(void *volatile _Nullable *_Nonnull p, void *_Nullable o, void *_Nullable n) { return __sync_bool_compare_and_swap(p, o, n); } static OF_INLINE void OFMemoryBarrier(void) { __sync_synchronize(); } static OF_INLINE void OFAcquireMemoryBarrier(void) { __sync_synchronize(); } static OF_INLINE void OFReleaseMemoryBarrier(void) { __sync_synchronize(); }