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130 lines
4.7 KiB
C
130 lines
4.7 KiB
C
4 years ago
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/*
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ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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/**
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* @file GHS/ccportab.h
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* @brief Compiler portability layer.
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*
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* @defgroup CC_PORTAB Compiler portability.
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* @{
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*/
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#ifndef CCPORTAB_H
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#define CCPORTAB_H
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/*===========================================================================*/
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/* Module constants. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Module pre-compile time settings. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Derived constants and error checks. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Module data structures and types. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Module macros. */
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/*===========================================================================*/
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/**
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* @name Compiler abstraction macros
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* @{
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*/
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/**
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* @brief Allocates a variable or function to a specific section.
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* @note If the compiler does not support such a feature then this macro
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* must not be defined or it could originate errors.
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*/
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#define CC_SECTION(s) __attribute__((section(s)))
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/**
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* @brief Marks a function or variable as a weak symbol.
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* @note If the compiler does not support such a feature then this macro
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* must not be defined or it could originate errors.
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*/
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#define CC_WEAK __attribute__((weak))
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/**
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* @brief Marks a function or variable as used.
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* @details The compiler or linker shall not remove the marked function or
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* variable regardless if it is referred or not in the code.
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* @note If the compiler does not support such a feature then this macro
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* must not be defined or it could originate errors.
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*/
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#define CC_USED __attribute__((used))
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/**
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* @brief Enforces alignment of the variable or function declared afterward.
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* @note If the compiler does not support such a feature then this macro
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* must not be defined or it could originate errors.
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*/
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#define CC_ALIGN(n) __attribute__((aligned(n)))
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/**
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* @brief Enforces packing of the structure declared afterward.
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* @note If the compiler does not support such a feature then this macro
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* must not be defined or it could originate errors.
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*/
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#define CC_PACK __attribute__((packed))
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/**
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* @brief Marks a function as not inlineable.
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* @note Can be implemented as an empty macro if not supported by the
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* compiler.
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*/
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#define CC_NO_INLINE __noinline
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/**
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* @brief Enforces a function inline.
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* @note Can be implemented as an empty macro if not supported by the
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* compiler.
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*/
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#define CC_FORCE_INLINE
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/**
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* @brief Marks a function as non-returning.
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* @note Can be implemented as an empty macro if not supported by the
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* compiler.
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*/
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#define CC_NO_RETURN __attribute__((noreturn))
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/** @} */
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/*===========================================================================*/
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/* External declarations. */
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/*===========================================================================*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifdef __cplusplus
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}
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#endif
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/*===========================================================================*/
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/* Module inline functions. */
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/*===========================================================================*/
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#endif /* CCPORTAB_H */
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/** @} */
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