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/*****************************************************************************
* @file compiler.h
* @author MDG
* @brief This file contains the definitions which are compiler dependent.
*****************************************************************************
* @attention
*
* Copyright (c) 2018-2022 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
*****************************************************************************
*/
#ifndef COMPILER_H__
#define COMPILER_H__
/**
* @brief This is the section dedicated to IAR toolchain
*/
#if defined(__ICCARM__) || defined(__IAR_SYSTEMS_ASM__)
#ifndef __WEAK
#define __WEAK __weak
#endif
#define QUOTE_(a) #a
/**
* @brief PACKED
* Use the PACKED macro for variables that needs to be packed.
* Usage: PACKED(struct) myStruct_s
* PACKED(union) myStruct_s
*/
#define PACKED(decl) __packed decl
/**
* @brief SECTION
* Use the SECTION macro to assign data or code in a specific section.
* Usage: SECTION(".my_section")
*/
#define SECTION(name) _Pragma(QUOTE_(location=name))
/**
* @brief ALIGN_DEF
* Use the ALIGN_DEF macro to specify the alignment of a variable.
* Usage: ALIGN_DEF(4)
*/
#define ALIGN_DEF(v) _Pragma(QUOTE_(data_alignment=v))
/**
* @brief NO_INIT
* Use the NO_INIT macro to declare a not initialized variable.
* Usage: NO_INIT(int my_no_init_var)
* Usage: NO_INIT(uint16_t my_no_init_array[10])
*/
#define NO_INIT(var) __no_init var
/**
* @brief This is the section dedicated to GNU toolchain
*/
#else
#ifdef __GNUC__
#ifndef __WEAK
#define __WEAK __attribute__((weak))
#endif
/**
* @brief PACKED
* Use the PACKED macro for variables that needs to be packed.
* Usage: PACKED(struct) myStruct_s
* PACKED(union) myStruct_s
*/
#define PACKED(decl) decl __attribute__((packed))
/**
* @brief SECTION
* Use the SECTION macro to assign data or code in a specific section.
* Usage: SECTION(".my_section")
*/
#define SECTION(name) __attribute__((section(name)))
/**
* @brief ALIGN_DEF
* Use the ALIGN_DEF macro to specify the alignment of a variable.
* Usage: ALIGN_DEF(4)
*/
#define ALIGN_DEF(N) __attribute__((aligned(N)))
/**
* @brief NO_INIT
* Use the NO_INIT macro to declare a not initialized variable.
* Usage: NO_INIT(int my_no_init_var)
* Usage: NO_INIT(uint16_t my_no_init_array[10])
*/
#define NO_INIT(var) var __attribute__((section(".noinit")))
/**
* @brief This is the section dedicated to Keil toolchain
*/
#else
#ifdef __CC_ARM
#ifndef __WEAK
#define __WEAK __weak
#endif
/**
* @brief PACKED
* Use the PACKED macro for variables that needs to be packed.
* Usage: PACKED(struct) myStruct_s
* PACKED(union) myStruct_s
*/
#define PACKED(decl) decl __attribute__((packed))
/**
* @brief SECTION
* Use the SECTION macro to assign data or code in a specific section.
* Usage: SECTION(".my_section")
*/
#define SECTION(name) __attribute__((section(name)))
/**
* @brief ALIGN_DEF
* Use the ALIGN_DEF macro to specify the alignment of a variable.
* Usage: ALIGN_DEF(4)
*/
#define ALIGN_DEF(N) __attribute__((aligned(N)))
/**
* @brief NO_INIT
* Use the NO_INIT macro to declare a not initialized variable.
* Usage: NO_INIT(int my_no_init_var)
* Usage: NO_INIT(uint16_t my_no_init_array[10])
*/
#define NO_INIT(var) var __attribute__((section("NoInit")))
#else
#error Neither ICCARM, CC ARM nor GNUC C detected. Define your macros.
#endif
#endif
#endif
#endif /* COMPILER_H__ */
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