From a514b3bd16e4f21202cc001d9294ac2c2f206c3d Mon Sep 17 00:00:00 2001 From: "Man, Jianting (Meco)" <920369182@qq.com> Date: Fri, 25 Mar 2022 11:07:18 -0400 Subject: [components][kconfig] 整理Kconfig目录名称和结构 (#5698) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- components/cplusplus/cpp11/atomic_8.c | 88 ----------------------------------- 1 file changed, 88 deletions(-) delete mode 100644 components/cplusplus/cpp11/atomic_8.c (limited to 'components/cplusplus/cpp11/atomic_8.c') diff --git a/components/cplusplus/cpp11/atomic_8.c b/components/cplusplus/cpp11/atomic_8.c deleted file mode 100644 index 64d3311b4a..0000000000 --- a/components/cplusplus/cpp11/atomic_8.c +++ /dev/null @@ -1,88 +0,0 @@ -/* - * Copyright (c) 2006-2021, RT-Thread Development Team - * - * SPDX-License-Identifier: Apache-2.0 - * - * Change Logs: - * Date Author Notes - * 2021-04-27 peterfan Add copyright header. - */ - -#include -#include -#include - -/* -* override gcc builtin atomic function for std::atomic, std::atomic -* @see https://gcc.gnu.org/onlinedocs/gcc/_005f_005fatomic-Builtins.html -*/ -uint64_t __atomic_load_8(volatile void *ptr, int memorder) -{ - volatile uint64_t *val_ptr = (volatile uint64_t *)ptr; - register rt_base_t level; - uint64_t tmp; - level = rt_hw_interrupt_disable(); - tmp = *val_ptr; - rt_hw_interrupt_enable(level); - return tmp; -} - -void __atomic_store_8(volatile void *ptr, uint64_t val, int memorder) -{ - volatile uint64_t *val_ptr = (volatile uint64_t *)ptr; - register rt_base_t level; - level = rt_hw_interrupt_disable(); - *val_ptr = val; - rt_hw_interrupt_enable(level); -} - -uint64_t __atomic_exchange_8(volatile void *ptr, uint64_t val, int memorder) -{ - volatile uint64_t *val_ptr = (volatile uint64_t *)ptr; - register rt_base_t level; - uint64_t tmp; - level = rt_hw_interrupt_disable(); - tmp = *val_ptr; - *val_ptr = val; - rt_hw_interrupt_enable(level); - return tmp; -} - -bool __atomic_compare_exchange_8(volatile void *ptr, volatile void *expected, uint64_t desired, bool weak, int success_memorder, int failure_memorder) -{ - volatile uint64_t *val_ptr = (volatile uint64_t *)ptr; - volatile uint64_t *expected_ptr = (volatile uint64_t *)expected; - register rt_base_t level; - bool exchanged; - level = rt_hw_interrupt_disable(); - if (*val_ptr == *expected_ptr) - { - *val_ptr = desired; - exchanged = true; - } - else - { - *expected_ptr = *val_ptr; - exchanged = false; - } - rt_hw_interrupt_enable(level); - return exchanged; -} - -#define __atomic_fetch_op_8(OPNAME, OP) \ -uint64_t __atomic_fetch_##OPNAME##_8(volatile void *ptr, uint64_t val, int memorder) {\ - volatile uint64_t* val_ptr = (volatile uint64_t*)ptr;\ - register rt_base_t level;\ - uint64_t tmp;\ - level = rt_hw_interrupt_disable();\ - tmp = *val_ptr;\ - *val_ptr OP##= val;\ - rt_hw_interrupt_enable(level);\ - return tmp;\ -} - -__atomic_fetch_op_8(add, +) -__atomic_fetch_op_8(sub, -) -__atomic_fetch_op_8( and, &) -__atomic_fetch_op_8( or, |) -__atomic_fetch_op_8(xor, ^) -- cgit v1.3.1