1 /* 2 * Copyright (c) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef PANDA_RUNTIME_ARCH_ARM_MEMORY_H_ 17 #define PANDA_RUNTIME_ARCH_ARM_MEMORY_H_ 18 19 namespace panda::archSpecific { 20 21 #if (__ARM_ARCH >= 7) FullMemoryBarrier()22inline void FullMemoryBarrier() 23 { 24 asm volatile("dmb ish" : : : "memory"); // NOLINT(hicpp-no-assembler) 25 } 26 #else 27 #error "Unsupported target" 28 #endif 29 30 } // namespace panda::archSpecific 31 32 #endif // PANDA_RUNTIME_ARCH_ARM_MEMORY_H_ 33