Initial commit: TXW82x FPV v2.7.0.7-42229 SDK + project sources
This commit is contained in:
546
ohos/kernel/liteos_m/utils/los_compiler.h
Normal file
546
ohos/kernel/liteos_m/utils/los_compiler.h
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@@ -0,0 +1,546 @@
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/*
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* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
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* Copyright (c) 2020-2023 Huawei Device Co., Ltd. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this list of
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* conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list
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* of conditions and the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its contributors may be used
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* to endorse or promote products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _LOS_COMPILER_H
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#define _LOS_COMPILER_H
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/* for IAR Compiler */
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#ifdef __ICCARM__
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#include "iccarm_builtin.h"
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#endif
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#ifdef __cplusplus
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#if __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#endif /* __cplusplus */
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/* for IAR Compiler */
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#ifdef __ICCARM__
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#ifndef ASM
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#define ASM __asm
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#endif
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#ifndef INLINE
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#define INLINE inline
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#endif
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#ifndef STATIC_INLINE
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#define STATIC_INLINE static inline
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#endif
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#ifndef USED
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#define USED __root
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#endif
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#ifndef WEAK
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#define WEAK __weak
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#endif
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#ifndef CLZ
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#define CLZ __iar_builtin_CLZ
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#endif
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#ifndef NORETURN
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#define NORETURN __attribute__ ((__noreturn__))
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#endif
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#ifndef UNREACHABLE
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#define UNREACHABLE while (1)
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#endif
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/* for ARM Compiler */
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#elif defined(__CC_ARM)
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#ifndef ASM
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#define ASM __asm
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#endif
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#ifndef INLINE
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#define INLINE __inline
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#endif
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#ifndef STATIC_INLINE
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#define STATIC_INLINE static __inline
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#endif
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#ifndef USED
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#define USED __attribute__((used))
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#endif
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#ifndef WEAK
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#define WEAK __attribute__((weak))
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#endif
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#ifndef CLZ
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#define CLZ __clz
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#endif
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#ifndef NORETURN
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#define NORETURN __declspec(noreturn)
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#endif
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#ifndef UNREACHABLE
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#define UNREACHABLE while (1)
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#endif
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#pragma anon_unions
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/* for GNU Compiler */
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#elif defined(__GNUC__)
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#ifndef ASM
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#define ASM __asm
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#endif
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#ifndef INLINE
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#define INLINE inline
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#endif
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#ifndef STATIC_INLINE
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#define STATIC_INLINE static inline
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#endif
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#ifndef USED
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#define USED __attribute__((used))
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#endif
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#ifndef WEAK
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#define WEAK __attribute__((weak))
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#endif
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#ifndef CLZ
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#define CLZ __builtin_clz
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#endif
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#ifndef NORETURN
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#define NORETURN __attribute__ ((__noreturn__))
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#endif
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#ifndef UNREACHABLE
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#define UNREACHABLE __builtin_unreachable()
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#endif
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#else
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#error Unknown compiler.
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#endif
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#ifndef STATIC
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#define STATIC static
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#endif
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/**
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* @ingroup los_builddef
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* Define inline keyword
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*/
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#ifndef INLINE
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#define INLINE static inline
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#endif
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/**
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* @ingroup los_builddef
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* Little endian
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*/
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#define OS_LITTLE_ENDIAN 0x1234
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/**
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* @ingroup los_builddef
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* Big endian
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*/
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#define OS_BIG_ENDIAN 0x4321
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/**
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* @ingroup los_builddef
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* Byte order
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*/
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#ifndef OS_BYTE_ORDER
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#define OS_BYTE_ORDER OS_LITTLE_ENDIAN
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#endif
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/* Define OS code data sections */
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/* The indicator function is inline */
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/**
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* @ingroup los_builddef
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* Allow inline sections
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*/
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#ifndef LITE_OS_SEC_ALW_INLINE
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#define LITE_OS_SEC_ALW_INLINE // __attribute__((always_inline))
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#endif
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/**
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* @ingroup los_builddef
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* Vector table section
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*/
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#ifndef LITE_OS_SEC_VEC
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#define LITE_OS_SEC_VEC __attribute__ ((section(".vector")))
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#endif
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/**
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* @ingroup los_builddef
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* .Text section (Code section)
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*/
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#ifndef LITE_OS_SEC_TEXT
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#define LITE_OS_SEC_TEXT // __attribute__((section(".sram.text")))
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#endif
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/**
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* @ingroup los_builddef
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* .Text.ddr section
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*/
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#ifndef LITE_OS_SEC_TEXT_MINOR
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#define LITE_OS_SEC_TEXT_MINOR // __attribute__((section(".dyn.text")))
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#endif
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/**
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* @ingroup los_builddef
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* .Text.init section
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*/
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#ifndef LITE_OS_SEC_TEXT_INIT
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#define LITE_OS_SEC_TEXT_INIT // __attribute__((section(".dyn.text")))
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#endif
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/**
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* @ingroup los_builddef
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* .Data section
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*/
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#ifndef LITE_OS_SEC_DATA
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#define LITE_OS_SEC_DATA // __attribute__((section(".dyn.data")))
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#endif
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/**
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* @ingroup los_builddef
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* .Data.init section
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*/
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#ifndef LITE_OS_SEC_DATA_INIT
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#define LITE_OS_SEC_DATA_INIT // __attribute__((section(".dyn.data")))
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#endif
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/**
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* @ingroup los_builddef
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* Not initialized variable section
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*/
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#ifndef LITE_OS_SEC_BSS
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#define LITE_OS_SEC_BSS // __attribute__((section(".sym.bss")))
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#endif
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/**
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* @ingroup los_builddef
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* .bss.ddr section
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*/
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#ifndef LITE_OS_SEC_BSS_MINOR
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#define LITE_OS_SEC_BSS_MINOR
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#endif
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/**
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* @ingroup los_builddef
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* .bss.init sections
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*/
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#ifndef LITE_OS_SEC_BSS_INIT
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#define LITE_OS_SEC_BSS_INIT
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#endif
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#ifndef LITE_OS_SEC_TEXT_DATA
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#define LITE_OS_SEC_TEXT_DATA // __attribute__((section(".dyn.data")))
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#define LITE_OS_SEC_TEXT_BSS // __attribute__((section(".dyn.bss")))
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#define LITE_OS_SEC_TEXT_RODATA // __attribute__((section(".dyn.rodata")))
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#endif
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#ifndef LITE_OS_SEC_SYMDATA
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#define LITE_OS_SEC_SYMDATA // __attribute__((section(".sym.data")))
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#endif
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#ifndef LITE_OS_SEC_SYMBSS
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#define LITE_OS_SEC_SYMBSS // __attribute__((section(".sym.bss")))
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#endif
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#ifndef LITE_OS_SEC_KEEP_DATA_DDR
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#define LITE_OS_SEC_KEEP_DATA_DDR // __attribute__((section(".keep.data.ddr")))
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#endif
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#ifndef LITE_OS_SEC_KEEP_TEXT_DDR
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#define LITE_OS_SEC_KEEP_TEXT_DDR // __attribute__((section(".keep.text.ddr")))
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#endif
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#ifndef LITE_OS_SEC_KEEP_DATA_SRAM
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#define LITE_OS_SEC_KEEP_DATA_SRAM // __attribute__((section(".keep.data.sram")))
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#endif
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#ifndef LITE_OS_SEC_KEEP_TEXT_SRAM
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#define LITE_OS_SEC_KEEP_TEXT_SRAM // __attribute__((section(".keep.text.sram")))
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#endif
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#ifndef LITE_OS_SEC_BSS_MINOR
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#define LITE_OS_SEC_BSS_MINOR
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#endif
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/* type definitions */
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typedef unsigned char UINT8;
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typedef unsigned short UINT16;
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typedef unsigned int UINT32;
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typedef signed char INT8;
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typedef signed short INT16;
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typedef signed int INT32;
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typedef float FLOAT;
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typedef double DOUBLE;
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typedef char CHAR;
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typedef unsigned long long UINT64;
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typedef signed long long INT64;
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typedef unsigned int UINTPTR;
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typedef signed int INTPTR;
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typedef volatile INT32 Atomic;
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typedef volatile INT64 Atomic64;
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#ifndef DEFINED_BOOL
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||||
typedef unsigned int BOOL;
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||||
#define DEFINED_BOOL
|
||||
#endif
|
||||
|
||||
#ifndef VOID
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#define VOID void
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#endif
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||||
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#ifndef FALSE
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#define FALSE ((BOOL)0)
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#endif
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#ifndef TRUE
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#define TRUE ((BOOL)1)
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||||
#endif
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||||
|
||||
#ifndef NULL
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||||
#ifdef __cplusplus
|
||||
#define NULL 0L
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||||
#else
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||||
#define NULL ((void*)0)
|
||||
#endif
|
||||
#endif
|
||||
|
||||
#define OS_NULL_BYTE ((UINT8)0xFF)
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||||
#define OS_NULL_SHORT ((UINT16)0xFFFF)
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||||
#define OS_NULL_INT ((UINT32)0xFFFFFFFF)
|
||||
|
||||
#ifndef LOS_OK
|
||||
#define LOS_OK 0U
|
||||
#endif
|
||||
|
||||
#ifndef LOS_NOK
|
||||
#define LOS_NOK (UINT32)(-1)
|
||||
#endif
|
||||
|
||||
#define OS_FAIL 1
|
||||
#define OS_ERROR (UINT32)(-1)
|
||||
#define OS_INVALID (UINT32)(-1)
|
||||
#define OS_64BIT_MAX (0xFFFFFFFFFFFFFFFFULL)
|
||||
|
||||
#define asm __asm
|
||||
#ifdef typeof
|
||||
#undef typeof
|
||||
#endif
|
||||
#define typeof __typeof__
|
||||
|
||||
#define SIZE(a) (a)
|
||||
|
||||
#define LOS_ASSERT_COND(expression)
|
||||
|
||||
/**
|
||||
* @ingroup los_base
|
||||
* Align the beginning of the object with the base address addr,
|
||||
* with boundary bytes being the smallest unit of alignment.
|
||||
*/
|
||||
#ifndef ALIGN
|
||||
#define ALIGN(addr, boundary) LOS_Align(addr, boundary)
|
||||
#endif
|
||||
/**
|
||||
* @ingroup los_base
|
||||
* Align the tail of the object with the base address addr, with size bytes being the smallest unit of alignment.
|
||||
*/
|
||||
#define TRUNCATE(addr, size) ((addr) & ~((size) - 1))
|
||||
|
||||
|
||||
/**
|
||||
* @ingroup los_base
|
||||
* @brief Align the value (addr) by some bytes (boundary) you specify.
|
||||
*
|
||||
* @par Description:
|
||||
* This API is used to align the value (addr) by some bytes (boundary) you specify.
|
||||
*
|
||||
* @attention
|
||||
* <ul>
|
||||
* <li>the value of boundary usually is 4,8,16,32.</li>
|
||||
* </ul>
|
||||
*
|
||||
* @param addr [IN] The variable what you want to align.
|
||||
* @param boundary [IN] The align size what you want to align.
|
||||
*
|
||||
* @retval #UINT32 The variable what have been aligned.
|
||||
* @par Dependency:
|
||||
* <ul><li>los_base.h: the header file that contains the API declaration.</li></ul>
|
||||
* @see
|
||||
*/
|
||||
static inline UINT32 LOS_Align(UINT32 addr, UINT32 boundary)
|
||||
{
|
||||
return (addr + (((addr + (boundary - 1)) > addr) ? (boundary - 1) : 0)) & ~(boundary - 1);
|
||||
}
|
||||
|
||||
#define OS_GOTO_ERREND() \
|
||||
do { \
|
||||
goto LOS_ERREND; \
|
||||
} while (0)
|
||||
|
||||
#ifndef UNUSED
|
||||
#define UNUSED(X) (void)X
|
||||
#endif
|
||||
|
||||
#if defined(__GNUC__)
|
||||
#ifndef __XTENSA_LX6__
|
||||
static inline void maybe_release_fence(int model)
|
||||
{
|
||||
switch (model) {
|
||||
case __ATOMIC_RELEASE:
|
||||
__atomic_thread_fence (__ATOMIC_RELEASE);
|
||||
break;
|
||||
case __ATOMIC_ACQ_REL:
|
||||
__atomic_thread_fence (__ATOMIC_ACQ_REL);
|
||||
break;
|
||||
case __ATOMIC_SEQ_CST:
|
||||
__atomic_thread_fence (__ATOMIC_SEQ_CST);
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static inline void maybe_acquire_fence(int model)
|
||||
{
|
||||
switch (model) {
|
||||
case __ATOMIC_ACQUIRE:
|
||||
__atomic_thread_fence (__ATOMIC_ACQUIRE);
|
||||
break;
|
||||
case __ATOMIC_ACQ_REL:
|
||||
__atomic_thread_fence (__ATOMIC_ACQ_REL);
|
||||
break;
|
||||
case __ATOMIC_SEQ_CST:
|
||||
__atomic_thread_fence (__ATOMIC_SEQ_CST);
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
#define __LIBATOMIC_N_LOCKS (1 << 4) /* 4, 1<<4 locks num */
|
||||
static inline BOOL *__libatomic_flag_for_address(void *addr)
|
||||
{
|
||||
static BOOL flag_table[__LIBATOMIC_N_LOCKS] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
|
||||
UINTPTR p = (UINTPTR)(UINTPTR *)addr;
|
||||
p += (p >> 2) + (p << 4); /* 2, 4, hash data */
|
||||
p += (p >> 7) + (p << 5); /* 7, 5, hash data */
|
||||
p += (p >> 17) + (p << 13); /* 17, 13, hash data */
|
||||
|
||||
if (sizeof(void *) > 4) { /* 4, sizeof int in 32bit system */
|
||||
p += (p >> 31); /* 31, for hash high bits data */
|
||||
}
|
||||
|
||||
p &= (__LIBATOMIC_N_LOCKS - 1);
|
||||
return flag_table + p;
|
||||
}
|
||||
|
||||
static inline void get_lock(void *addr, int model)
|
||||
{
|
||||
BOOL *lock_ptr = __libatomic_flag_for_address (addr);
|
||||
|
||||
maybe_release_fence (model);
|
||||
while (__atomic_test_and_set (lock_ptr, __ATOMIC_ACQUIRE) == 1) {
|
||||
;
|
||||
}
|
||||
}
|
||||
|
||||
static inline void free_lock(void *addr, int model)
|
||||
{
|
||||
BOOL *lock_ptr = __libatomic_flag_for_address (addr);
|
||||
|
||||
__atomic_clear (lock_ptr, __ATOMIC_RELEASE);
|
||||
maybe_acquire_fence (model);
|
||||
}
|
||||
|
||||
static inline UINT64 __atomic_load_8(const volatile void *mem, int model)
|
||||
{
|
||||
UINT64 ret;
|
||||
|
||||
void *memP = (void *)mem;
|
||||
get_lock (memP, model);
|
||||
ret = *(UINT64 *)mem;
|
||||
free_lock (memP, model);
|
||||
return ret;
|
||||
}
|
||||
|
||||
static inline void __atomic_store_8(volatile void *mem, UINT64 val, int model)
|
||||
{
|
||||
void *memP = (void *)mem;
|
||||
get_lock (memP, model);
|
||||
*(UINT64 *)mem = val;
|
||||
free_lock (memP, model);
|
||||
}
|
||||
|
||||
static inline UINT64 __atomic_exchange_8(volatile void *mem, UINT64 val, int model)
|
||||
{
|
||||
UINT64 ret;
|
||||
|
||||
void *memP = (void *)mem;
|
||||
get_lock (memP, model);
|
||||
ret = *(UINT64 *)mem;
|
||||
*(UINT64 *)mem = val;
|
||||
free_lock (memP, model);
|
||||
return ret;
|
||||
}
|
||||
#endif /* __XTENSA_LX6__ */
|
||||
|
||||
#define ALIAS_OF(of) __attribute__((alias(#of)))
|
||||
#define FUNC_ALIAS(real_func, new_alias, args_list, return_type) \
|
||||
return_type new_alias args_list ALIAS_OF(real_func)
|
||||
|
||||
#else
|
||||
|
||||
#define FUNC_ALIAS(real_func, new_alias, args_list, return_type)
|
||||
|
||||
#endif /* __GNUC__ */
|
||||
|
||||
#ifdef __cplusplus
|
||||
#if __cplusplus
|
||||
}
|
||||
#endif /* __cplusplus */
|
||||
#endif /* __cplusplus */
|
||||
|
||||
#endif /* _LOS_COMPILER_H */
|
||||
Reference in New Issue
Block a user