/***********************************************************************************************************************
 * Copyright [2020-2021] Renesas Electronics Corporation and/or its affiliates.  All Rights Reserved.
 *
 * This software and documentation are supplied by Renesas Electronics America Inc. and may only be used with products
 * of Renesas Electronics Corp. and its affiliates ("Renesas").  No other uses are authorized.  Renesas products are
 * sold pursuant to Renesas terms and conditions of sale.  Purchasers are solely responsible for the selection and use
 * of Renesas products and Renesas assumes no liability.  No license, express or implied, to any intellectual property
 * right is granted by Renesas. This software is protected under all applicable laws, including copyright laws. Renesas
 * reserves the right to change or discontinue this software and/or this documentation. THE SOFTWARE AND DOCUMENTATION
 * IS DELIVERED TO YOU "AS IS," AND RENESAS MAKES NO REPRESENTATIONS OR WARRANTIES, AND TO THE FULLEST EXTENT
 * PERMISSIBLE UNDER APPLICABLE LAW, DISCLAIMS ALL WARRANTIES, WHETHER EXPLICITLY OR IMPLICITLY, INCLUDING WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND NONINFRINGEMENT, WITH RESPECT TO THE SOFTWARE OR
 * DOCUMENTATION.  RENESAS SHALL HAVE NO LIABILITY ARISING OUT OF ANY SECURITY VULNERABILITY OR BREACH.  TO THE MAXIMUM
 * EXTENT PERMITTED BY LAW, IN NO EVENT WILL RENESAS BE LIABLE TO YOU IN CONNECTION WITH THE SOFTWARE OR DOCUMENTATION
 * (OR ANY PERSON OR ENTITY CLAIMING RIGHTS DERIVED FROM YOU) FOR ANY LOSS, DAMAGES, OR CLAIMS WHATSOEVER, INCLUDING,
 * WITHOUT LIMITATION, ANY DIRECT, CONSEQUENTIAL, SPECIAL, INDIRECT, PUNITIVE, OR INCIDENTAL DAMAGES; ANY LOST PROFITS,
 * OTHER ECONOMIC DAMAGE, PROPERTY DAMAGE, OR PERSONAL INJURY; AND EVEN IF RENESAS HAS BEEN ADVISED OF THE POSSIBILITY
 * OF SUCH LOSS, DAMAGES, CLAIMS OR COSTS.
 **********************************************************************************************************************/

/*******************************************************************************************************************//**
 * @addtogroup BSP_MCU
 * @{
 **********************************************************************************************************************/

#ifndef BSP_COMPILER_SUPPORT_H
#define BSP_COMPILER_SUPPORT_H

#if (defined(__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3))
 #include "arm_cmse.h"
#endif

/***********************************************************************************************************************
 * Macro definitions
 **********************************************************************************************************************/
#if defined(__ARMCC_VERSION)           /* AC6 compiler */

/* The AC6 linker requires uninitialized code to be placed in a section that starts with ".bss." Without this, load
 * memory (ROM) is reserved unnecessarily. */
 #define BSP_UNINIT_SECTION_PREFIX         ".bss"
 #define BSP_SECTION_HEAP                  BSP_UNINIT_SECTION_PREFIX ".heap"
 #define BSP_DONT_REMOVE
 #define BSP_ATTRIBUTE_STACKLESS           __attribute__((naked))
 #define BSP_FORCE_INLINE                  __attribute__((always_inline))
#elif   defined(__GNUC__)              /* GCC compiler */
 #define BSP_UNINIT_SECTION_PREFIX
 #define BSP_SECTION_HEAP                  ".heap"
 #define BSP_DONT_REMOVE
 #define BSP_ATTRIBUTE_STACKLESS           __attribute__((naked))
 #define BSP_FORCE_INLINE                  __attribute__((always_inline))
#elif defined(__ICCARM__)              /* IAR compiler */
 #define BSP_UNINIT_SECTION_PREFIX
 #define BSP_SECTION_HEAP                  "HEAP"
 #define BSP_DONT_REMOVE                   __root
 #define BSP_ATTRIBUTE_STACKLESS           __stackless
 #define BSP_FORCE_INLINE                  _Pragma("inline=forced")
#endif

#define BSP_SECTION_STACK                  BSP_UNINIT_SECTION_PREFIX ".stack"
#define BSP_SECTION_NOINIT                 BSP_UNINIT_SECTION_PREFIX ".noinit"
#define BSP_SECTION_FIXED_VECTORS          ".fixed_vectors"
#define BSP_SECTION_APPLICATION_VECTORS    ".application_vectors"
#define BSP_SECTION_ROM_REGISTERS          ".rom_registers"
#define BSP_SECTION_ID_CODE                ".id_code"

/* Compiler neutral macros. */
#define BSP_PLACE_IN_SECTION(x)    __attribute__((section(x))) __attribute__((__used__))

#define BSP_ALIGN_VARIABLE(x)      __attribute__((aligned(x)))

#define BSP_PACKED                    __attribute__((aligned(1))) // DEPRECATED

#define BSP_WEAK_REFERENCE            __attribute__((weak))

/** Stacks (and heap) must be sized and aligned to an integer multiple of this number. */
#define BSP_STACK_ALIGNMENT           (8)

/***********************************************************************************************************************
 * TrustZone definitions
 **********************************************************************************************************************/
#if (defined(__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3)) && !defined(__clang_analyzer__)
 #if defined(__ICCARM__)               /* IAR compiler */
  #define BSP_CMSE_NONSECURE_CALL     __cmse_nonsecure_call
  #define BSP_CMSE_NONSECURE_ENTRY    __cmse_nonsecure_entry
 #else
  #define BSP_CMSE_NONSECURE_CALL     __attribute__((cmse_nonsecure_call))
  #define BSP_CMSE_NONSECURE_ENTRY    __attribute__((cmse_nonsecure_entry))
 #endif
#else
 #define BSP_CMSE_NONSECURE_CALL
 #define BSP_CMSE_NONSECURE_ENTRY
#endif

/***********************************************************************************************************************
 * Exported global variables
 **********************************************************************************************************************/

/***********************************************************************************************************************
 * Exported global functions (to be accessed by other files)
 **********************************************************************************************************************/

/** @} (end of addtogroup BSP_MCU) */

#endif
