/**************************************************************************** * libs/libc/machine/arch_atomic64.c * * SPDX-License-Identifier: Apache-2.0 * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. The * ASF licenses this file to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance with the * License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations * under the License. * ****************************************************************************/ /**************************************************************************** * Included Files ****************************************************************************/ #include #include #include "arch_atomic.h" /**************************************************************************** * Private Data ****************************************************************************/ static spinlock_t g_atomic_lock = SP_UNLOCKED; /**************************************************************************** * Private Functions ****************************************************************************/ static inline irqstate_t atomic_lock(void) { return spin_lock_irqsave(&g_atomic_lock); } static inline void atomic_unlock(irqstate_t flags) { spin_unlock_irqrestore(&g_atomic_lock, flags); } /**************************************************************************** * Public Functions ****************************************************************************/ /**************************************************************************** * Name: __atomic_store_8 ****************************************************************************/ STORE(__atomic_store_, 8, uint64_t) #ifndef CONFIG_LIBC_ATOMIC_TOOLCHAIN STORE(atomic_store_, 8, int64_t) #endif /**************************************************************************** * Name: __atomic_load_8 ****************************************************************************/ LOAD(__atomic_load_, 8, uint64_t) #ifndef CONFIG_LIBC_ATOMIC_TOOLCHAIN LOAD(atomic_load_, 8, int64_t) #endif /**************************************************************************** * Name: __atomic_exchange_8 ****************************************************************************/ EXCHANGE(__atomic_exchange_, 8, uint64_t) #ifndef CONFIG_LIBC_ATOMIC_TOOLCHAIN EXCHANGE(atomic_exchange_, 8, int64_t) #endif /**************************************************************************** * Name: __atomic_compare_exchange_8 ****************************************************************************/ CMP_EXCHANGE(__atomic_compare_exchange_, 8, uint64_t) #ifndef CONFIG_LIBC_ATOMIC_TOOLCHAIN CMP_EXCHANGE(atomic_compare_exchange_, 8, int64_t) #endif /**************************************************************************** * Name: __atomic_flag_test_and_set_8 ****************************************************************************/ FLAG_TEST_AND_SET(__atomic_flags_test_and_set_, 8, uint64_t) #ifndef CONFIG_LIBC_ATOMIC_TOOLCHAIN FLAG_TEST_AND_SET(atomic_flags_test_and_set_, 8, int64_t) #endif /**************************************************************************** * Name: __atomic_fetch_add_8 ****************************************************************************/ FETCH_ADD(__atomic_fetch_add_, 8, uint64_t) #ifndef CONFIG_LIBC_ATOMIC_TOOLCHAIN FETCH_ADD(atomic_fetch_add_, 8, int64_t) #endif /**************************************************************************** * Name: __atomic_fetch_sub_8 ****************************************************************************/ FETCH_SUB(__atomic_fetch_sub_, 8, uint64_t) #ifndef CONFIG_LIBC_ATOMIC_TOOLCHAIN FETCH_SUB(atomic_fetch_sub_, 8, int64_t) #endif /**************************************************************************** * Name: __atomic_fetch_and_8 ****************************************************************************/ FETCH_AND(__atomic_fetch_and_, 8, uint64_t) #ifndef CONFIG_LIBC_ATOMIC_TOOLCHAIN FETCH_AND(atomic_fetch_and_, 8, int64_t) #endif /**************************************************************************** * Name: __atomic_fetch_or_8 ****************************************************************************/ FETCH_OR(__atomic_fetch_or_, 8, uint64_t) #ifndef CONFIG_LIBC_ATOMIC_TOOLCHAIN FETCH_OR(atomic_fetch_or_, 8, int64_t) #endif /**************************************************************************** * Name: __atomic_fetch_xor_8 ****************************************************************************/ FETCH_XOR(__atomic_fetch_xor_, 8, uint64_t) #ifndef CONFIG_LIBC_ATOMIC_TOOLCHAIN FETCH_XOR(atomic_fetch_xor_, 8, int64_t) #endif /* Clang define the __sync builtins, add #ifndef to avoid * redefined/redeclared problem. */ #ifndef __clang__ /**************************************************************************** * Name: __sync_add_and_fetch_8 ****************************************************************************/ SYNC_ADD_FETCH(__sync_add_and_fetch_, 8, uint64_t) /**************************************************************************** * Name: __sync_sub_and_fetch_8 ****************************************************************************/ SYNC_SUB_FETCH(__sync_sub_and_fetch_, 8, uint64_t) /**************************************************************************** * Name: __sync_or_and_fetch_8 ****************************************************************************/ SYNC_OR_FETCH(__sync_or_and_fetch_, 8, uint64_t) /**************************************************************************** * Name: __sync_and_and_fetch_8 ****************************************************************************/ SYNC_AND_FETCH(__sync_and_and_fetch_, 8, uint64_t) /**************************************************************************** * Name: __sync_xor_and_fetch_8 ****************************************************************************/ SYNC_XOR_FETCH(__sync_xor_and_fetch_, 8, uint64_t) /**************************************************************************** * Name: __sync_nand_and_fetch_8 ****************************************************************************/ SYNC_NAND_FETCH(__sync_nand_and_fetch_, 8, uint64_t) /**************************************************************************** * Name: __sync_bool_compare_and_swap_8 ****************************************************************************/ SYNC_BOOL_CMP_SWAP(__sync_bool_compare_and_swap_, 8, uint64_t) /**************************************************************************** * Name: __sync_val_compare_and_swap_8 ****************************************************************************/ SYNC_VAL_CMP_SWAP(__sync_val_compare_and_swap_, 8, uint64_t) #endif /* __clang__ */