xref: /btstack/port/renesas-ek-ra6m4a-da14531/e2-project/ra/fsp/src/bsp/mcu/all/bsp_compiler_support.h (revision c30869498fb8e98c1408c9db0e7624f02f483b73)
1 /***********************************************************************************************************************
2  * Copyright [2020-2022] Renesas Electronics Corporation and/or its affiliates.  All Rights Reserved.
3  *
4  * This software and documentation are supplied by Renesas Electronics America Inc. and may only be used with products
5  * of Renesas Electronics Corp. and its affiliates ("Renesas").  No other uses are authorized.  Renesas products are
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9  * reserves the right to change or discontinue this software and/or this documentation. THE SOFTWARE AND DOCUMENTATION
10  * IS DELIVERED TO YOU "AS IS," AND RENESAS MAKES NO REPRESENTATIONS OR WARRANTIES, AND TO THE FULLEST EXTENT
11  * PERMISSIBLE UNDER APPLICABLE LAW, DISCLAIMS ALL WARRANTIES, WHETHER EXPLICITLY OR IMPLICITLY, INCLUDING WARRANTIES
12  * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND NONINFRINGEMENT, WITH RESPECT TO THE SOFTWARE OR
13  * DOCUMENTATION.  RENESAS SHALL HAVE NO LIABILITY ARISING OUT OF ANY SECURITY VULNERABILITY OR BREACH.  TO THE MAXIMUM
14  * EXTENT PERMITTED BY LAW, IN NO EVENT WILL RENESAS BE LIABLE TO YOU IN CONNECTION WITH THE SOFTWARE OR DOCUMENTATION
15  * (OR ANY PERSON OR ENTITY CLAIMING RIGHTS DERIVED FROM YOU) FOR ANY LOSS, DAMAGES, OR CLAIMS WHATSOEVER, INCLUDING,
16  * WITHOUT LIMITATION, ANY DIRECT, CONSEQUENTIAL, SPECIAL, INDIRECT, PUNITIVE, OR INCIDENTAL DAMAGES; ANY LOST PROFITS,
17  * OTHER ECONOMIC DAMAGE, PROPERTY DAMAGE, OR PERSONAL INJURY; AND EVEN IF RENESAS HAS BEEN ADVISED OF THE POSSIBILITY
18  * OF SUCH LOSS, DAMAGES, CLAIMS OR COSTS.
19  **********************************************************************************************************************/
20 
21 /*******************************************************************************************************************//**
22  * @addtogroup BSP_MCU
23  * @{
24  **********************************************************************************************************************/
25 
26 #ifndef BSP_COMPILER_SUPPORT_H
27  #define BSP_COMPILER_SUPPORT_H
28 
29  #if (defined(__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3))
30   #include "arm_cmse.h"
31  #endif
32 
33  #ifdef __cplusplus
34 extern "C" {
35  #endif
36 
37 /***********************************************************************************************************************
38  * Macro definitions
39  **********************************************************************************************************************/
40  #if defined(__ARMCC_VERSION)          /* AC6 compiler */
41 
42 /* The AC6 linker requires uninitialized code to be placed in a section that starts with ".bss." Without this, load
43  * memory (ROM) is reserved unnecessarily. */
44   #define BSP_UNINIT_SECTION_PREFIX         ".bss"
45   #define BSP_SECTION_HEAP                  BSP_UNINIT_SECTION_PREFIX ".heap"
46   #define BSP_DONT_REMOVE
47   #define BSP_ATTRIBUTE_STACKLESS           __attribute__((naked))
48   #define BSP_FORCE_INLINE                  __attribute__((always_inline))
49  #elif   defined(__GNUC__)             /* GCC compiler */
50   #define BSP_UNINIT_SECTION_PREFIX
51   #define BSP_SECTION_HEAP                  ".heap"
52   #define BSP_DONT_REMOVE
53   #define BSP_ATTRIBUTE_STACKLESS           __attribute__((naked))
54   #define BSP_FORCE_INLINE                  __attribute__((always_inline))
55  #elif defined(__ICCARM__)             /* IAR compiler */
56   #define BSP_UNINIT_SECTION_PREFIX
57   #define BSP_SECTION_HEAP                  "HEAP"
58   #define BSP_DONT_REMOVE                   __root
59   #define BSP_ATTRIBUTE_STACKLESS           __stackless
60   #define BSP_FORCE_INLINE                  _Pragma("inline=forced")
61  #endif
62 
63  #define BSP_SECTION_STACK                  BSP_UNINIT_SECTION_PREFIX ".stack"
64  #define BSP_SECTION_NOINIT                 BSP_UNINIT_SECTION_PREFIX ".noinit"
65  #define BSP_SECTION_FIXED_VECTORS          ".fixed_vectors"
66  #define BSP_SECTION_APPLICATION_VECTORS    ".application_vectors"
67  #define BSP_SECTION_ROM_REGISTERS          ".rom_registers"
68  #define BSP_SECTION_ID_CODE                ".id_code"
69 
70 /* Compiler neutral macros. */
71  #define BSP_PLACE_IN_SECTION(x)    __attribute__((section(x))) __attribute__((__used__))
72 
73  #define BSP_ALIGN_VARIABLE(x)      __attribute__((aligned(x)))
74 
75  #define BSP_PACKED                    __attribute__((aligned(1))) // DEPRECATED
76 
77  #define BSP_WEAK_REFERENCE            __attribute__((weak))
78 
79 /** Stacks (and heap) must be sized and aligned to an integer multiple of this number. */
80  #define BSP_STACK_ALIGNMENT           (8)
81 
82 /***********************************************************************************************************************
83  * TrustZone definitions
84  **********************************************************************************************************************/
85  #if (defined(__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3)) && !defined(__clang_analyzer__)
86   #if defined(__ICCARM__)              /* IAR compiler */
87    #define BSP_CMSE_NONSECURE_CALL     __cmse_nonsecure_call
88    #define BSP_CMSE_NONSECURE_ENTRY    __cmse_nonsecure_entry
89   #else
90    #define BSP_CMSE_NONSECURE_CALL     __attribute__((cmse_nonsecure_call))
91    #define BSP_CMSE_NONSECURE_ENTRY    __attribute__((cmse_nonsecure_entry))
92   #endif
93  #else
94   #define BSP_CMSE_NONSECURE_CALL
95   #define BSP_CMSE_NONSECURE_ENTRY
96  #endif
97 
98 /***********************************************************************************************************************
99  * Exported global variables
100  **********************************************************************************************************************/
101 
102 /***********************************************************************************************************************
103  * Exported global functions (to be accessed by other files)
104  **********************************************************************************************************************/
105 
106 /** @} (end of addtogroup BSP_MCU) */
107 
108  #ifdef __cplusplus
109 }
110  #endif
111 
112 #endif
113