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.
121 #ifndef __SECTION_ZERO_INIT
122 #define __SECTION_ZERO_INIT(name) __attribute__((section(name)))
129 #elif defined ( __TASKING__ )
131 * The CMSIS functions have been implemented as intrinsics in the compiler.
132 * Please use "carm -?i" to get an up to date list of all intrinsics,
133 * Including the CMSIS ones.
140 #define __INLINE inline
142 #ifndef __STATIC_INLINE
143 #define __STATIC_INLINE static inline
145 #ifndef __STATIC_FORCEINLINE
146 #define __STATIC_FORCEINLINE __STATIC_INLINE
149 #define __NO_RETURN __attribute__((noreturn))
152 #define __USED __attribute__((used))
155 #define __WEAK __attribute__((weak))
158 #define __PACKED __packed__
160 #ifndef __PACKED_STRUCT
161 #define __PACKED_STRUCT struct __packed__
163 #ifndef __PACKED_UNION
164 #define __PACKED_UNION union __packed__
166 #ifndef __UNALIGNED_UINT32 /* deprecated */
167 struct __packed__ T_UINT32 { uint32_t v; };
168 #define __UNALIGNED_UINT32(x) (((struct T_UINT32 *)(x))->v)
170 #ifndef __UNALIGNED_UINT16_WRITE
171 __PACKED_STRUCT T_UINT16_WRITE { uint16_t v; };
172 #define __UNALIGNED_UINT16_WRITE(addr, val) (void)((((struct T_UINT16_WRITE *)(void *)(addr))->v) = (val))
174 #ifndef __UNALIGNED_UINT16_READ
175 __PACKED_STRUCT T_UINT16_READ { uint16_t v; };
176 #define __UNALIGNED_UINT16_READ(addr) (((const struct T_UINT16_READ *)(const void *)(addr))->v)
178 #ifndef __UNALIGNED_UINT32_WRITE
179 __PACKED_STRUCT T_UINT32_WRITE { uint32_t v; };
180 #define __UNALIGNED_UINT32_WRITE(addr, val) (void)((((struct T_UINT32_WRITE *)(void *)(addr))->v) = (val))
182 #ifndef __UNALIGNED_UINT32_READ
183 __PACKED_STRUCT T_UINT32_READ { uint32_t v; };
184 #define __UNALIGNED_UINT32_READ(addr) (((const struct T_UINT32_READ *)(const void *)(addr))->v)
187 #define __ALIGNED(x) __align(x)
190 #warning No compiler specific solution for __RESTRICT. __RESTRICT is ignored.
193 #ifndef __SECTION_ZERO_INIT
194 #define __SECTION_ZERO_INIT(name) __attribute__((section(name)))
201 #elif defined ( __CSMC__ )
202 #include <cmsis_csm.h>
208 #define __INLINE inline
210 #ifndef __STATIC_INLINE
211 #define __STATIC_INLINE static inline
213 #ifndef __STATIC_FORCEINLINE
214 #define __STATIC_FORCEINLINE __STATIC_INLINE
217 // NO RETURN is automatically detected hence no warning here
221 #warning No compiler specific solution for __USED. __USED is ignored.
225 #define __WEAK __weak
228 #define __PACKED @packed
230 #ifndef __PACKED_STRUCT
231 #define __PACKED_STRUCT @packed struct
233 #ifndef __PACKED_UNION
234 #define __PACKED_UNION @packed union
236 #ifndef __UNALIGNED_UINT32 /* deprecated */
237 @packed struct T_UINT32 { uint32_t v; };
238 #define __UNALIGNED_UINT32(x) (((struct T_UINT32 *)(x))->v)
240 #ifndef __UNALIGNED_UINT16_WRITE
241 __PACKED_STRUCT T_UINT16_WRITE { uint16_t v; };
242 #define __UNALIGNED_UINT16_WRITE(addr, val) (void)((((struct T_UINT16_WRITE *)(void *)(addr))->v) = (val))
244 #ifndef __UNALIGNED_UINT16_READ
245 __PACKED_STRUCT T_UINT16_READ { uint16_t v; };
246 #define __UNALIGNED_UINT16_READ(addr) (((const struct T_UINT16_READ *)(const void *)(addr))->v)
248 #ifndef __UNALIGNED_UINT32_WRITE
249 __PACKED_STRUCT T_UINT32_WRITE { uint32_t v; };
250 #define __UNALIGNED_UINT32_WRITE(addr, val) (void)((((struct T_UINT32_WRITE *)(void *)(addr))->v) = (val))
252 #ifndef __UNALIGNED_UINT32_READ
253 __PACKED_STRUCT T_UINT32_READ { uint32_t v; };
254 #define __UNALIGNED_UINT32_READ(addr) (((const struct T_UINT32_READ *)(const void *)(addr))->v)
257 #warning No compiler specific solution for __ALIGNED. __ALIGNED is ignored.
261 #warning No compiler specific solution for __RESTRICT. __RESTRICT is ignored.
264 #ifndef __SECTION_ZERO_INIT
265 #define __SECTION_ZERO_INIT(name) __attribute__((section(name)))
270 #error Unknown compiler.
274 #endif /* __CMSIS_COMPILER_H */