tobudos-kernel/core/include/tos_compiler.h

167 lines
5.3 KiB
C

/*----------------------------------------------------------------------------
* Tencent is pleased to support the open source community by making TencentOS
* available.
*
* Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
* If you have downloaded a copy of the TencentOS binary from Tencent, please
* note that the TencentOS binary is licensed under the BSD 3-Clause License.
*
* If you have downloaded a copy of the TencentOS source code from Tencent,
* please note that TencentOS source code is licensed under the BSD 3-Clause
* License, except for the third-party components listed below which are
* subject to different license terms. Your integration of TencentOS into your
* own projects may require compliance with the BSD 3-Clause License, as well
* as the other licenses applicable to the third-party components included
* within TencentOS.
*---------------------------------------------------------------------------*/
#ifndef _TOS_COMPILER_H_
#define _TOS_COMPILER_H_
/* function with __API__ prefix, api for user */
#define __API__
/* function with __KNL__ prefix, only for kernel */
#define __KNL__
/* function with __HOOK__ prefix, should be implemented by user */
#define __HOOK__
/* function with __DEBUG__ prefix, only for debug */
#define __DEBUG__
/* function with __PORT__ is architecture depended */
#define __PORT__
/* CPP header guards */
#ifdef __cplusplus
#define __CDECLS_BEGIN extern "C" {
#define __CDECLS_END }
#else
#define __CDECLS_BEGIN
#define __CDECLS_END
#endif
/*------------------ RealView Compiler -----------------*/
#if defined(__CC_ARM)
#define ARMCC_V5
#define __ASM__ __asm
#define __VOLATILE__ volatile
#define __INLINE__ inline
#define __STATIC__ static
#if (__ARMCC_VERSION < 5060750) // how to know the exact number?
#define __STATIC_INLINE__ static
#else
#define __STATIC_INLINE__ static inline
#endif
#define likely(x) __builtin_expect(!!(x), 1)
#define unlikely(x) __builtin_expect(!!(x), 0)
#define __UNUSED__ __attribute__((__unused__))
#define __USED__ __attribute__((__used__))
#define __PACKED__ __attribute__((packed))
#define __ALIGNED__(x) __attribute__((aligned(x)))
#define __PURE__ __attribute__((__pure__))
#define __CONST__ __attribute__((__const__))
#define __NO_RETURN__ __attribute__((__noreturn__))
#define __WEAK__ __attribute__((weak))
/*------------------ ARM Compiler V6 -------------------*/
#elif defined(__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050)
#define ARMCC_V6
#define __ASM__ __asm
#define __VOLATILE__ volatile
#define __INLINE__ inline
#define __STATIC__ static
#define __STATIC_INLINE__ static inline
#define likely(x) __builtin_expect(!!(x), 1)
#define unlikely(x) __builtin_expect(!!(x), 0)
#define __UNUSED__ __attribute__((__unused__))
#define __USED__ __attribute__((__used__))
#define __PACKED__ __attribute__((packed))
#define __ALIGNED__(x) __attribute__((aligned(x)))
#define __PURE__ __attribute__((__pure__))
#define __CONST__ __attribute__((__const__))
#define __NO_RETURN__ __attribute__((__noreturn__))
#define __NAKED__ __attribute__((naked))
#define __WEAK__ __attribute__((weak))
/*------------------ ICC Compiler ----------------------*/
#elif defined(__ICCARM__) || defined(__ICC430__) // __IAR_SYSTEMS_ICC__
#define __ASM__ __asm
#define __VOLATILE__ volatile
#define __INLINE__ inline
#define __STATIC__ static
#define __STATIC_INLINE__ static inline
#define likely(x) (x)
#define unlikely(x) (x)
#define __UNUSED__
#define __USED__
#define __PACKED__
#define __ALIGNED__(x)
#define __PURE__
#define __CONST__
#define __NO_RETURN__
#define __NAKED__
#define __WEAK__ __weak
/*------------------ ICC Compiler for STM8/AVR ----------------------*/
#elif defined(__IAR_SYSTEMS_ICC__)
#define __ASM__ __asm
#define __VOLATILE__ volatile
#define __INLINE__ inline
#define __STATIC__ static
#define __STATIC_INLINE__ static inline
#define likely(x) (x)
#define unlikely(x) (x)
#define __UNUSED__
#define __USED__
#define __PACKED__
#define __ALIGNED__(x)
#define __PURE__
#define __CONST__
#define __NO_RETURN__
#define __NAKED__
#define __WEAK__ __weak
/*------------------ GNU Compiler ----------------------*/
#elif defined(__GNUC__)
#define __ASM__ __asm
#define __VOLATILE__ volatile
#define __INLINE__ inline
#define __STATIC__ static
#define __STATIC_INLINE__ static inline
#define likely(x) __builtin_expect(!!(x), 1)
#define unlikely(x) __builtin_expect(!!(x), 0)
#define __UNUSED__ __attribute__((__unused__))
#define __USED__ __attribute__((__used__))
#define __PACKED__ __attribute__((packed))
#define __ALIGNED__(x) __attribute__((aligned(x)))
#define __PURE__ __attribute__((__pure__))
#define __CONST__ __attribute__((__const__))
#define __NO_RETURN__ __attribute__((__noreturn__))
#define __NAKED__ __attribute__((naked))
#define __WEAK__ __attribute__((weak))
#endif
#endif /* _TOS_COMPILER_H_ */