1 /**************************************************************************//**
2 * @file cmsis_compiler.h
3 * @brief CMSIS compiler generic header file
5 * @date 13. February 2017
6 ******************************************************************************/
8 * Copyright (c) 2009-2017 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
74 #define __NO_RETURN __attribute__((noreturn))
77 #define __USED __attribute__((used))
80 #define __WEAK __attribute__((weak))
83 #define __PACKED __attribute__((packed))
85 #ifndef __PACKED_STRUCT
86 #define __PACKED_STRUCT struct __attribute__((packed))
88 #ifndef __PACKED_UNION
89 #define __PACKED_UNION union __attribute__((packed))
91 #ifndef __UNALIGNED_UINT32 /* deprecated */
92 struct __attribute__((packed)) T_UINT32 { uint32_t v; };
93 #define __UNALIGNED_UINT32(x) (((struct T_UINT32 *)(x))->v)
95 #ifndef __UNALIGNED_UINT16_WRITE
96 __PACKED_STRUCT T_UINT16_WRITE { uint16_t v; };
97 #define __UNALIGNED_UINT16_WRITE(addr, val) (void)((((struct T_UINT16_WRITE *)(void*)(addr))->v) = (val))
99 #ifndef __UNALIGNED_UINT16_READ
100 __PACKED_STRUCT T_UINT16_READ { uint16_t v; };
101 #define __UNALIGNED_UINT16_READ(addr) (((const struct T_UINT16_READ *)(const void *)(addr))->v)
103 #ifndef __UNALIGNED_UINT32_WRITE
104 __PACKED_STRUCT T_UINT32_WRITE { uint32_t v; };
105 #define __UNALIGNED_UINT32_WRITE(addr, val) (void)((((struct T_UINT32_WRITE *)(void *)(addr))->v) = (val))
107 #ifndef __UNALIGNED_UINT32_READ
108 __PACKED_STRUCT T_UINT32_READ { uint32_t v; };
109 #define __UNALIGNED_UINT32_READ(addr) (((const struct T_UINT32_READ *)(const void *)(addr))->v)
112 #define __ALIGNED(x) __attribute__((aligned(x)))
115 #warning No compiler specific solution for __RESTRICT. __RESTRICT is ignored.
123 #elif defined ( __TASKING__ )
125 * The CMSIS functions have been implemented as intrinsics in the compiler.
126 * Please use "carm -?i" to get an up to date list of all intrinsics,
127 * Including the CMSIS ones.
134 #define __INLINE inline
136 #ifndef __STATIC_INLINE
137 #define __STATIC_INLINE static inline
140 #define __NO_RETURN __attribute__((noreturn))
143 #define __USED __attribute__((used))
146 #define __WEAK __attribute__((weak))
149 #define __PACKED __packed__
151 #ifndef __PACKED_STRUCT
152 #define __PACKED_STRUCT struct __packed__
154 #ifndef __PACKED_UNION
155 #define __PACKED_UNION union __packed__
157 #ifndef __UNALIGNED_UINT32 /* deprecated */
158 struct __packed__ T_UINT32 { uint32_t v; };
159 #define __UNALIGNED_UINT32(x) (((struct T_UINT32 *)(x))->v)
161 #ifndef __UNALIGNED_UINT16_WRITE
162 __PACKED_STRUCT T_UINT16_WRITE { uint16_t v; };
163 #define __UNALIGNED_UINT16_WRITE(addr, val) (void)((((struct T_UINT16_WRITE *)(void *)(addr))->v) = (val))
165 #ifndef __UNALIGNED_UINT16_READ
166 __PACKED_STRUCT T_UINT16_READ { uint16_t v; };
167 #define __UNALIGNED_UINT16_READ(addr) (((const struct T_UINT16_READ *)(const void *)(addr))->v)
169 #ifndef __UNALIGNED_UINT32_WRITE
170 __PACKED_STRUCT T_UINT32_WRITE { uint32_t v; };
171 #define __UNALIGNED_UINT32_WRITE(addr, val) (void)((((struct T_UINT32_WRITE *)(void *)(addr))->v) = (val))
173 #ifndef __UNALIGNED_UINT32_READ
174 __PACKED_STRUCT T_UINT32_READ { uint32_t v; };
175 #define __UNALIGNED_UINT32_READ(addr) (((const struct T_UINT32_READ *)(const void *)(addr))->v)
178 #define __ALIGNED(x) __align(x)
181 #warning No compiler specific solution for __RESTRICT. __RESTRICT is ignored.
189 #elif defined ( __CSMC__ )
190 #include <cmsis_csm.h>
196 #define __INLINE inline
198 #ifndef __STATIC_INLINE
199 #define __STATIC_INLINE static inline
202 // NO RETURN is automatically detected hence no warning here
206 #warning No compiler specific solution for __USED. __USED is ignored.
210 #define __WEAK __weak
213 #define __PACKED @packed
215 #ifndef __PACKED_STRUCT
216 #define __PACKED_STRUCT @packed struct
218 #ifndef __PACKED_UNION
219 #define __PACKED_UNION @packed union
221 #ifndef __UNALIGNED_UINT32 /* deprecated */
222 @packed struct T_UINT32 { uint32_t v; };
223 #define __UNALIGNED_UINT32(x) (((struct T_UINT32 *)(x))->v)
225 #ifndef __UNALIGNED_UINT16_WRITE
226 __PACKED_STRUCT T_UINT16_WRITE { uint16_t v; };
227 #define __UNALIGNED_UINT16_WRITE(addr, val) (void)((((struct T_UINT16_WRITE *)(void *)(addr))->v) = (val))
229 #ifndef __UNALIGNED_UINT16_READ
230 __PACKED_STRUCT T_UINT16_READ { uint16_t v; };
231 #define __UNALIGNED_UINT16_READ(addr) (((const struct T_UINT16_READ *)(const void *)(addr))->v)
233 #ifndef __UNALIGNED_UINT32_WRITE
234 __PACKED_STRUCT T_UINT32_WRITE { uint32_t v; };
235 #define __UNALIGNED_UINT32_WRITE(addr, val) (void)((((struct T_UINT32_WRITE *)(void *)(addr))->v) = (val))
237 #ifndef __UNALIGNED_UINT32_READ
238 __PACKED_STRUCT T_UINT32_READ { uint32_t v; };
239 #define __UNALIGNED_UINT32_READ(addr) (((const struct T_UINT32_READ *)(const void *)(addr))->v)
242 #warning No compiler specific solution for __ALIGNED. __ALIGNED is ignored.
246 #warning No compiler specific solution for __RESTRICT. __RESTRICT is ignored.
252 #error Unknown compiler.
256 #endif /* __CMSIS_COMPILER_H */