未验证 提交 5e5acfd0 编写于 作者: O openharmony_ci 提交者: Gitee

!1003 【同步到monthly_20221018分支】mutex trace中ArchLRGet等接口改变实现方式

Merge pull request !1003 from zhangdengyu/cherry-pick-1673256956
/*
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
* Copyright (c) 2020-2023 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
......@@ -63,12 +63,13 @@ STATIC INLINE UINTPTR ArchMspGet(VOID)
return msp;
}
STATIC INLINE UINTPTR ArchLRGet(VOID)
{
UINTPTR lr;
__asm("mov %0, lr" : "=r" (lr));
return lr;
}
#define ARCH_LR_GET() \
({ \
UINTPTR lr; \
__asm("mov %0, lr" : "=r" (lr)); \
(lr); \
})
#define ArchLRGet ARCH_LR_GET
#elif defined(__CLANG_ARM) || defined(__GNUC__)
STATIC INLINE UINTPTR ArchSpGet(VOID)
{
......@@ -91,12 +92,13 @@ STATIC INLINE UINTPTR ArchMspGet(VOID)
return msp;
}
STATIC INLINE UINTPTR ArchLRGet(VOID)
{
UINTPTR lr;
__asm volatile("mov %0, lr" : "=r" (lr));
return lr;
}
#define ARCH_LR_GET() \
({ \
UINTPTR lr; \
__asm volatile("mov %0, lr" : "=r" (lr)); \
(lr); \
})
#define ArchLRGet ARCH_LR_GET
#else
/* Other platforms to be improved */
#endif
......
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