1 /**************************************************************************//**
2 * @file cmsis_compiler.h
3 * @brief CMSIS compiler generic header file
5 * @date 10. January 2018
6 ******************************************************************************/
8 * Copyright (c) 2009-2018 Arm Limited. All rights reserved.
10 * SPDX-License-Identifier: Apache-2.0
12 * Licensed under the Apache License, Version 2.0 (the License); you may
13 * not use this file except in compliance with the License.
14 * You may obtain a copy of the License at
16 * www.apache.org/licenses/LICENSE-2.0
18 * Unless required by applicable law or agreed to in writing, software
19 * distributed under the License is distributed on an AS IS BASIS, WITHOUT
20 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
21 * See the License for the specific language governing permissions and
22 * limitations under the License.
25 #ifndef __CMSIS_COMPILER_H
26 #define __CMSIS_COMPILER_H
33 #if defined ( __CC_ARM )
34 #include "cmsis_armcc.h"
38 * Arm Compiler 6 (armclang)
40 #elif defined (__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050)
41 #include "cmsis_armclang.h"
47 #elif defined ( __GNUC__ )
48 #include "cmsis_gcc.h"
54 #elif defined ( __ICCARM__ )
55 #include <cmsis_iccarm.h>
61 #elif defined ( __TI_ARM__ )
62 #include <cmsis_ccs.h>
68 #define __INLINE inline
70 #ifndef __STATIC_INLINE
71 #define __STATIC_INLINE static inline
73 #ifndef __STATIC_FORCEINLINE
74 #define __STATIC_FORCEINLINE __STATIC_INLINE
77 #define __NO_RETURN __attribute__((noreturn))
80 #define __USED __attribute__((used))
83 #define __WEAK __attribute__((weak))
86 #define __PACKED __attribute__((packed))
88 #ifndef __PACKED_STRUCT
89 #define __PACKED_STRUCT struct __attribute__((packed))
91 #ifndef __PACKED_UNION
92 #define __PACKED_UNION union __attribute__((packed))
94 #ifndef __UNALIGNED_UINT32 /* deprecated */
95 struct __attribute__((packed
)) T_UINT32
{ uint32_t v
; };
96 #define __UNALIGNED_UINT32(x) (((struct T_UINT32 *)(x))->v)
98 #ifndef __UNALIGNED_UINT16_WRITE
99 __PACKED_STRUCT T_UINT16_WRITE
{ uint16_t v
; };
100 #define __UNALIGNED_UINT16_WRITE(addr, val) (void)((((struct T_UINT16_WRITE *)(void*)(addr))->v) = (val))
102 #ifndef __UNALIGNED_UINT16_READ
103 __PACKED_STRUCT T_UINT16_READ
{ uint16_t v
; };
104 #define __UNALIGNED_UINT16_READ(addr) (((const struct T_UINT16_READ *)(const void *)(addr))->v)
106 #ifndef __UNALIGNED_UINT32_WRITE
107 __PACKED_STRUCT T_UINT32_WRITE
{ uint32_t v
; };
108 #define __UNALIGNED_UINT32_WRITE(addr, val) (void)((((struct T_UINT32_WRITE *)(void *)(addr))->v) = (val))
110 #ifndef __UNALIGNED_UINT32_READ
111 __PACKED_STRUCT T_UINT32_READ
{ uint32_t v
; };
112 #define __UNALIGNED_UINT32_READ(addr) (((const struct T_UINT32_READ *)(const void *)(addr))->v)
115 #define __ALIGNED(x) __attribute__((aligned(x)))
118 #warning No compiler specific solution for __RESTRICT. __RESTRICT is ignored.
126 #elif defined ( __TASKING__ )
128 * The CMSIS functions have been implemented as intrinsics in the compiler.
129 * Please use "carm -?i" to get an up to date list of all intrinsics,
130 * Including the CMSIS ones.
137 #define __INLINE inline
139 #ifndef __STATIC_INLINE
140 #define __STATIC_INLINE static inline
142 #ifndef __STATIC_FORCEINLINE
143 #define __STATIC_FORCEINLINE __STATIC_INLINE
146 #define __NO_RETURN __attribute__((noreturn))
149 #define __USED __attribute__((used))
152 #define __WEAK __attribute__((weak))
155 #define __PACKED __packed__
157 #ifndef __PACKED_STRUCT
158 #define __PACKED_STRUCT struct __packed__
160 #ifndef __PACKED_UNION
161 #define __PACKED_UNION union __packed__
163 #ifndef __UNALIGNED_UINT32 /* deprecated */
164 struct __packed__ T_UINT32
{ uint32_t v
; };
165 #define __UNALIGNED_UINT32(x) (((struct T_UINT32 *)(x))->v)
167 #ifndef __UNALIGNED_UINT16_WRITE
168 __PACKED_STRUCT T_UINT16_WRITE
{ uint16_t v
; };
169 #define __UNALIGNED_UINT16_WRITE(addr, val) (void)((((struct T_UINT16_WRITE *)(void *)(addr))->v) = (val))
171 #ifndef __UNALIGNED_UINT16_READ
172 __PACKED_STRUCT T_UINT16_READ
{ uint16_t v
; };
173 #define __UNALIGNED_UINT16_READ(addr) (((const struct T_UINT16_READ *)(const void *)(addr))->v)
175 #ifndef __UNALIGNED_UINT32_WRITE
176 __PACKED_STRUCT T_UINT32_WRITE
{ uint32_t v
; };
177 #define __UNALIGNED_UINT32_WRITE(addr, val) (void)((((struct T_UINT32_WRITE *)(void *)(addr))->v) = (val))
179 #ifndef __UNALIGNED_UINT32_READ
180 __PACKED_STRUCT T_UINT32_READ
{ uint32_t v
; };
181 #define __UNALIGNED_UINT32_READ(addr) (((const struct T_UINT32_READ *)(const void *)(addr))->v)
184 #define __ALIGNED(x) __align(x)
187 #warning No compiler specific solution for __RESTRICT. __RESTRICT is ignored.
195 #elif defined ( __CSMC__ )
196 #include <cmsis_csm.h>
202 #define __INLINE inline
204 #ifndef __STATIC_INLINE
205 #define __STATIC_INLINE static inline
207 #ifndef __STATIC_FORCEINLINE
208 #define __STATIC_FORCEINLINE __STATIC_INLINE
211 // NO RETURN is automatically detected hence no warning here
215 #warning No compiler specific solution for __USED. __USED is ignored.
219 #define __WEAK __weak
222 #define __PACKED @packed
224 #ifndef __PACKED_STRUCT
225 #define __PACKED_STRUCT @packed struct
227 #ifndef __PACKED_UNION
228 #define __PACKED_UNION @packed union
230 #ifndef __UNALIGNED_UINT32 /* deprecated */
231 @packed
struct T_UINT32
{ uint32_t v
; };
232 #define __UNALIGNED_UINT32(x) (((struct T_UINT32 *)(x))->v)
234 #ifndef __UNALIGNED_UINT16_WRITE
235 __PACKED_STRUCT T_UINT16_WRITE
{ uint16_t v
; };
236 #define __UNALIGNED_UINT16_WRITE(addr, val) (void)((((struct T_UINT16_WRITE *)(void *)(addr))->v) = (val))
238 #ifndef __UNALIGNED_UINT16_READ
239 __PACKED_STRUCT T_UINT16_READ
{ uint16_t v
; };
240 #define __UNALIGNED_UINT16_READ(addr) (((const struct T_UINT16_READ *)(const void *)(addr))->v)
242 #ifndef __UNALIGNED_UINT32_WRITE
243 __PACKED_STRUCT T_UINT32_WRITE
{ uint32_t v
; };
244 #define __UNALIGNED_UINT32_WRITE(addr, val) (void)((((struct T_UINT32_WRITE *)(void *)(addr))->v) = (val))
246 #ifndef __UNALIGNED_UINT32_READ
247 __PACKED_STRUCT T_UINT32_READ
{ uint32_t v
; };
248 #define __UNALIGNED_UINT32_READ(addr) (((const struct T_UINT32_READ *)(const void *)(addr))->v)
251 #warning No compiler specific solution for __ALIGNED. __ALIGNED is ignored.
255 #warning No compiler specific solution for __RESTRICT. __RESTRICT is ignored.
261 #error Unknown compiler.
265 #endif /* __CMSIS_COMPILER_H */