1 /**************************************************************************//**
2  * @file     cmsis_iccarm.h
3  * @brief    CMSIS compiler ICCARM (IAR Compiler for Arm) header file
4  * @version  V5.4.0
5  * @date     20. January 2023
6  ******************************************************************************/
7 
8 //------------------------------------------------------------------------------
9 //
10 // Copyright (c) 2017-2021 IAR Systems
11 // Copyright (c) 2017-2023 Arm Limited. All rights reserved.
12 //
13 // SPDX-License-Identifier: Apache-2.0
14 //
15 // Licensed under the Apache License, Version 2.0 (the "License")
16 // you may not use this file except in compliance with the License.
17 // You may obtain a copy of the License at
18 //     http://www.apache.org/licenses/LICENSE-2.0
19 //
20 // Unless required by applicable law or agreed to in writing, software
21 // distributed under the License is distributed on an "AS IS" BASIS,
22 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
23 // See the License for the specific language governing permissions and
24 // limitations under the License.
25 //
26 //------------------------------------------------------------------------------
27 
28 
29 #ifndef __CMSIS_ICCARM_H__
30 #define __CMSIS_ICCARM_H__
31 
32 #ifndef __ICCARM__
33   #error This file should only be compiled by ICCARM
34 #endif
35 
36 #pragma system_include
37 
38 #define __IAR_FT _Pragma("inline=forced") __intrinsic
39 
40 #if (__VER__ >= 8000000)
41   #define __ICCARM_V8 1
42 #else
43   #define __ICCARM_V8 0
44 #endif
45 
46 #ifndef __ALIGNED
47   #if __ICCARM_V8
48     #define __ALIGNED(x) __attribute__((aligned(x)))
49   #elif (__VER__ >= 7080000)
50     /* Needs IAR language extensions */
51     #define __ALIGNED(x) __attribute__((aligned(x)))
52   #else
53     #warning No compiler specific solution for __ALIGNED.__ALIGNED is ignored.
54     #define __ALIGNED(x)
55   #endif
56 #endif
57 
58 
59 /* Define compiler macros for CPU architecture, used in CMSIS 5.
60  */
61 #if __ARM_ARCH_6M__ || __ARM_ARCH_7M__ || __ARM_ARCH_7EM__ || __ARM_ARCH_8M_BASE__ || __ARM_ARCH_8M_MAIN__
62 /* Macros already defined */
63 #else
64   #if defined(__ARM8M_MAINLINE__) || defined(__ARM8EM_MAINLINE__)
65     #define __ARM_ARCH_8M_MAIN__ 1
66   #elif defined(__ARM8M_BASELINE__)
67     #define __ARM_ARCH_8M_BASE__ 1
68   #elif defined(__ARM_ARCH_PROFILE) && __ARM_ARCH_PROFILE == 'M'
69     #if __ARM_ARCH == 6
70       #define __ARM_ARCH_6M__ 1
71     #elif __ARM_ARCH == 7
72       #if __ARM_FEATURE_DSP
73         #define __ARM_ARCH_7EM__ 1
74       #else
75         #define __ARM_ARCH_7M__ 1
76       #endif
77     #endif /* __ARM_ARCH */
78   #endif /* __ARM_ARCH_PROFILE == 'M' */
79 #endif
80 
81 /* Alternativ core deduction for older ICCARM's */
82 #if !defined(__ARM_ARCH_6M__) && !defined(__ARM_ARCH_7M__) && !defined(__ARM_ARCH_7EM__) && \
83     !defined(__ARM_ARCH_8M_BASE__) && !defined(__ARM_ARCH_8M_MAIN__)
84   #if defined(__ARM6M__) && (__CORE__ == __ARM6M__)
85     #define __ARM_ARCH_6M__ 1
86   #elif defined(__ARM7M__) && (__CORE__ == __ARM7M__)
87     #define __ARM_ARCH_7M__ 1
88   #elif defined(__ARM7EM__) && (__CORE__ == __ARM7EM__)
89     #define __ARM_ARCH_7EM__  1
90   #elif defined(__ARM8M_BASELINE__) && (__CORE == __ARM8M_BASELINE__)
91     #define __ARM_ARCH_8M_BASE__ 1
92   #elif defined(__ARM8M_MAINLINE__) && (__CORE == __ARM8M_MAINLINE__)
93     #define __ARM_ARCH_8M_MAIN__ 1
94   #elif defined(__ARM8EM_MAINLINE__) && (__CORE == __ARM8EM_MAINLINE__)
95     #define __ARM_ARCH_8M_MAIN__ 1
96   #else
97     #error "Unknown target."
98   #endif
99 #endif
100 
101 
102 
103 #if defined(__ARM_ARCH_6M__) && __ARM_ARCH_6M__==1
104   #define __IAR_M0_FAMILY  1
105 #elif defined(__ARM_ARCH_8M_BASE__) && __ARM_ARCH_8M_BASE__==1
106   #define __IAR_M0_FAMILY  1
107 #else
108   #define __IAR_M0_FAMILY  0
109 #endif
110 
111 #ifndef __NO_INIT
112   #define __NO_INIT __attribute__ ((section (".noinit")))
113 #endif
114 #ifndef __ALIAS
115   #define __ALIAS(x) __attribute__ ((alias(x)))
116 #endif
117 
118 #ifndef __ASM
119   #define __ASM __asm
120 #endif
121 
122 #ifndef   __COMPILER_BARRIER
123   #define __COMPILER_BARRIER() __ASM volatile("":::"memory")
124 #endif
125 
126 #ifndef __INLINE
127   #define __INLINE inline
128 #endif
129 
130 #ifndef   __NO_RETURN
131   #if __ICCARM_V8
132     #define __NO_RETURN __attribute__((__noreturn__))
133   #else
134     #define __NO_RETURN _Pragma("object_attribute=__noreturn")
135   #endif
136 #endif
137 
138 #ifndef   __PACKED
139   #if __ICCARM_V8
140     #define __PACKED __attribute__((packed, aligned(1)))
141   #else
142     /* Needs IAR language extensions */
143     #define __PACKED __packed
144   #endif
145 #endif
146 
147 #ifndef   __PACKED_STRUCT
148   #if __ICCARM_V8
149     #define __PACKED_STRUCT struct __attribute__((packed, aligned(1)))
150   #else
151     /* Needs IAR language extensions */
152     #define __PACKED_STRUCT __packed struct
153   #endif
154 #endif
155 
156 #ifndef   __PACKED_UNION
157   #if __ICCARM_V8
158     #define __PACKED_UNION union __attribute__((packed, aligned(1)))
159   #else
160     /* Needs IAR language extensions */
161     #define __PACKED_UNION __packed union
162   #endif
163 #endif
164 
165 #ifndef   __RESTRICT
166   #if __ICCARM_V8
167     #define __RESTRICT            __restrict
168   #else
169     /* Needs IAR language extensions */
170     #define __RESTRICT            restrict
171   #endif
172 #endif
173 
174 #ifndef   __STATIC_INLINE
175   #define __STATIC_INLINE       static inline
176 #endif
177 
178 #ifndef   __FORCEINLINE
179   #define __FORCEINLINE         _Pragma("inline=forced")
180 #endif
181 
182 #ifndef   __STATIC_FORCEINLINE
183   #define __STATIC_FORCEINLINE  __FORCEINLINE __STATIC_INLINE
184 #endif
185 
186 #ifndef __UNALIGNED_UINT16_READ
187 #pragma language=save
188 #pragma language=extended
__iar_uint16_read(void const * ptr)189 __IAR_FT uint16_t __iar_uint16_read(void const *ptr)
190 {
191   return *(__packed uint16_t*)(ptr);
192 }
193 #pragma language=restore
194 #define __UNALIGNED_UINT16_READ(PTR) __iar_uint16_read(PTR)
195 #endif
196 
197 
198 #ifndef __UNALIGNED_UINT16_WRITE
199 #pragma language=save
200 #pragma language=extended
__iar_uint16_write(void const * ptr,uint16_t val)201 __IAR_FT void __iar_uint16_write(void const *ptr, uint16_t val)
202 {
203   *(__packed uint16_t*)(ptr) = val;;
204 }
205 #pragma language=restore
206 #define __UNALIGNED_UINT16_WRITE(PTR,VAL) __iar_uint16_write(PTR,VAL)
207 #endif
208 
209 #ifndef __UNALIGNED_UINT32_READ
210 #pragma language=save
211 #pragma language=extended
__iar_uint32_read(void const * ptr)212 __IAR_FT uint32_t __iar_uint32_read(void const *ptr)
213 {
214   return *(__packed uint32_t*)(ptr);
215 }
216 #pragma language=restore
217 #define __UNALIGNED_UINT32_READ(PTR) __iar_uint32_read(PTR)
218 #endif
219 
220 #ifndef __UNALIGNED_UINT32_WRITE
221 #pragma language=save
222 #pragma language=extended
__iar_uint32_write(void const * ptr,uint32_t val)223 __IAR_FT void __iar_uint32_write(void const *ptr, uint32_t val)
224 {
225   *(__packed uint32_t*)(ptr) = val;;
226 }
227 #pragma language=restore
228 #define __UNALIGNED_UINT32_WRITE(PTR,VAL) __iar_uint32_write(PTR,VAL)
229 #endif
230 
231 #ifndef __UNALIGNED_UINT32   /* deprecated */
232 #pragma language=save
233 #pragma language=extended
234 __packed struct  __iar_u32 { uint32_t v; };
235 #pragma language=restore
236 #define __UNALIGNED_UINT32(PTR) (((struct __iar_u32 *)(PTR))->v)
237 #endif
238 
239 #ifndef   __USED
240   #if __ICCARM_V8
241     #define __USED __attribute__((used))
242   #else
243     #define __USED _Pragma("__root")
244   #endif
245 #endif
246 
247 #undef __WEAK                           /* undo the definition from DLib_Defaults.h */
248 #ifndef   __WEAK
249   #if __ICCARM_V8
250     #define __WEAK __attribute__((weak))
251   #else
252     #define __WEAK _Pragma("__weak")
253   #endif
254 #endif
255 
256 #ifndef __PROGRAM_START
257 #define __PROGRAM_START           __iar_program_start
258 #endif
259 
260 #ifndef __INITIAL_SP
261 #define __INITIAL_SP              CSTACK$$Limit
262 #endif
263 
264 #ifndef __STACK_LIMIT
265 #define __STACK_LIMIT             CSTACK$$Base
266 #endif
267 
268 #ifndef __VECTOR_TABLE
269 #define __VECTOR_TABLE            __vector_table
270 #endif
271 
272 #ifndef __VECTOR_TABLE_ATTRIBUTE
273 #define __VECTOR_TABLE_ATTRIBUTE  @".intvec"
274 #endif
275 
276 #if defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3U)
277 #ifndef __STACK_SEAL
278 #define __STACK_SEAL              STACKSEAL$$Base
279 #endif
280 
281 #ifndef __TZ_STACK_SEAL_SIZE
282 #define __TZ_STACK_SEAL_SIZE      8U
283 #endif
284 
285 #ifndef __TZ_STACK_SEAL_VALUE
286 #define __TZ_STACK_SEAL_VALUE     0xFEF5EDA5FEF5EDA5ULL
287 #endif
288 
__TZ_set_STACKSEAL_S(uint32_t * stackTop)289 __STATIC_FORCEINLINE void __TZ_set_STACKSEAL_S (uint32_t* stackTop) {
290   *((uint64_t *)stackTop) = __TZ_STACK_SEAL_VALUE;
291 }
292 #endif
293 
294 #ifndef __ICCARM_INTRINSICS_VERSION__
295   #define __ICCARM_INTRINSICS_VERSION__  0
296 #endif
297 
298 #if __ICCARM_INTRINSICS_VERSION__ == 2
299 
300   #if defined(__CLZ)
301     #undef __CLZ
302   #endif
303   #if defined(__REVSH)
304     #undef __REVSH
305   #endif
306   #if defined(__RBIT)
307     #undef __RBIT
308   #endif
309   #if defined(__SSAT)
310     #undef __SSAT
311   #endif
312   #if defined(__USAT)
313     #undef __USAT
314   #endif
315 
316   #include "iccarm_builtin.h"
317 
318   #define __disable_fault_irq __iar_builtin_disable_fiq
319   #define __disable_irq       __iar_builtin_disable_interrupt
320   #define __enable_fault_irq  __iar_builtin_enable_fiq
321   #define __enable_irq        __iar_builtin_enable_interrupt
322   #define __arm_rsr           __iar_builtin_rsr
323   #define __arm_wsr           __iar_builtin_wsr
324 
325 
326   #define __get_APSR()                (__arm_rsr("APSR"))
327   #define __get_BASEPRI()             (__arm_rsr("BASEPRI"))
328   #define __get_CONTROL()             (__arm_rsr("CONTROL"))
329   #define __get_FAULTMASK()           (__arm_rsr("FAULTMASK"))
330 
331   #if ((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \
332        (defined (__FPU_USED   ) && (__FPU_USED    == 1U))     )
333     #define __get_FPSCR()             (__arm_rsr("FPSCR"))
334     #define __set_FPSCR(VALUE)        (__arm_wsr("FPSCR", (VALUE)))
335   #else
336     #define __get_FPSCR()             ( 0 )
337     #define __set_FPSCR(VALUE)        ((void)VALUE)
338   #endif
339 
340   #define __get_IPSR()                (__arm_rsr("IPSR"))
341   #define __get_MSP()                 (__arm_rsr("MSP"))
342   #if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) && \
343        (!defined (__ARM_FEATURE_CMSE) || (__ARM_FEATURE_CMSE < 3)))
344     // without main extensions, the non-secure MSPLIM is RAZ/WI
345     #define __get_MSPLIM()            (0U)
346   #else
347     #define __get_MSPLIM()            (__arm_rsr("MSPLIM"))
348   #endif
349   #define __get_PRIMASK()             (__arm_rsr("PRIMASK"))
350   #define __get_PSP()                 (__arm_rsr("PSP"))
351 
352   #if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) && \
353        (!defined (__ARM_FEATURE_CMSE) || (__ARM_FEATURE_CMSE < 3)))
354     // without main extensions, the non-secure PSPLIM is RAZ/WI
355     #define __get_PSPLIM()            (0U)
356   #else
357     #define __get_PSPLIM()            (__arm_rsr("PSPLIM"))
358   #endif
359 
360   #define __get_xPSR()                (__arm_rsr("xPSR"))
361 
362   #define __set_BASEPRI(VALUE)        (__arm_wsr("BASEPRI", (VALUE)))
363   #define __set_BASEPRI_MAX(VALUE)    (__arm_wsr("BASEPRI_MAX", (VALUE)))
364 
__set_CONTROL(uint32_t control)365 __STATIC_FORCEINLINE void __set_CONTROL(uint32_t control)
366 {
367   __arm_wsr("CONTROL", control);
368   __iar_builtin_ISB();
369 }
370 
371   #define __set_FAULTMASK(VALUE)      (__arm_wsr("FAULTMASK", (VALUE)))
372   #define __set_MSP(VALUE)            (__arm_wsr("MSP", (VALUE)))
373 
374   #if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) && \
375        (!defined (__ARM_FEATURE_CMSE) || (__ARM_FEATURE_CMSE < 3)))
376     // without main extensions, the non-secure MSPLIM is RAZ/WI
377     #define __set_MSPLIM(VALUE)       ((void)(VALUE))
378   #else
379     #define __set_MSPLIM(VALUE)       (__arm_wsr("MSPLIM", (VALUE)))
380   #endif
381   #define __set_PRIMASK(VALUE)        (__arm_wsr("PRIMASK", (VALUE)))
382   #define __set_PSP(VALUE)            (__arm_wsr("PSP", (VALUE)))
383   #if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) && \
384        (!defined (__ARM_FEATURE_CMSE) || (__ARM_FEATURE_CMSE < 3)))
385     // without main extensions, the non-secure PSPLIM is RAZ/WI
386     #define __set_PSPLIM(VALUE)       ((void)(VALUE))
387   #else
388     #define __set_PSPLIM(VALUE)       (__arm_wsr("PSPLIM", (VALUE)))
389   #endif
390 
391   #define __TZ_get_CONTROL_NS()       (__arm_rsr("CONTROL_NS"))
392 
__TZ_set_CONTROL_NS(uint32_t control)393 __STATIC_FORCEINLINE void __TZ_set_CONTROL_NS(uint32_t control)
394 {
395   __arm_wsr("CONTROL_NS", control);
396   __iar_builtin_ISB();
397 }
398 
399   #define __TZ_get_PSP_NS()           (__arm_rsr("PSP_NS"))
400   #define __TZ_set_PSP_NS(VALUE)      (__arm_wsr("PSP_NS", (VALUE)))
401   #define __TZ_get_MSP_NS()           (__arm_rsr("MSP_NS"))
402   #define __TZ_set_MSP_NS(VALUE)      (__arm_wsr("MSP_NS", (VALUE)))
403   #define __TZ_get_SP_NS()            (__arm_rsr("SP_NS"))
404   #define __TZ_set_SP_NS(VALUE)       (__arm_wsr("SP_NS", (VALUE)))
405   #define __TZ_get_PRIMASK_NS()       (__arm_rsr("PRIMASK_NS"))
406   #define __TZ_set_PRIMASK_NS(VALUE)  (__arm_wsr("PRIMASK_NS", (VALUE)))
407   #define __TZ_get_BASEPRI_NS()       (__arm_rsr("BASEPRI_NS"))
408   #define __TZ_set_BASEPRI_NS(VALUE)  (__arm_wsr("BASEPRI_NS", (VALUE)))
409   #define __TZ_get_FAULTMASK_NS()     (__arm_rsr("FAULTMASK_NS"))
410   #define __TZ_set_FAULTMASK_NS(VALUE)(__arm_wsr("FAULTMASK_NS", (VALUE)))
411 
412   #if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) && \
413        (!defined (__ARM_FEATURE_CMSE) || (__ARM_FEATURE_CMSE < 3)))
414     // without main extensions, the non-secure PSPLIM is RAZ/WI
415     #define __TZ_get_PSPLIM_NS()      (0U)
416     #define __TZ_set_PSPLIM_NS(VALUE) ((void)(VALUE))
417   #else
418     #define __TZ_get_PSPLIM_NS()      (__arm_rsr("PSPLIM_NS"))
419     #define __TZ_set_PSPLIM_NS(VALUE) (__arm_wsr("PSPLIM_NS", (VALUE)))
420   #endif
421 
422   #define __TZ_get_MSPLIM_NS()        (__arm_rsr("MSPLIM_NS"))
423   #define __TZ_set_MSPLIM_NS(VALUE)   (__arm_wsr("MSPLIM_NS", (VALUE)))
424 
425   #define __NOP     __iar_builtin_no_operation
426 
427   #define __CLZ     __iar_builtin_CLZ
428   #define __CLREX   __iar_builtin_CLREX
429 
430   #define __DMB     __iar_builtin_DMB
431   #define __DSB     __iar_builtin_DSB
432   #define __ISB     __iar_builtin_ISB
433 
434   #define __LDREXB  __iar_builtin_LDREXB
435   #define __LDREXH  __iar_builtin_LDREXH
436   #define __LDREXW  __iar_builtin_LDREX
437 
438   #define __RBIT    __iar_builtin_RBIT
439   #define __REV     __iar_builtin_REV
440   #define __REV16   __iar_builtin_REV16
441 
__REVSH(int16_t val)442   __IAR_FT int16_t __REVSH(int16_t val)
443   {
444     return (int16_t) __iar_builtin_REVSH(val);
445   }
446 
447   #define __ROR     __iar_builtin_ROR
448   #define __RRX     __iar_builtin_RRX
449 
450   #define __SEV     __iar_builtin_SEV
451 
452   #if !__IAR_M0_FAMILY
453     #define __SSAT    __iar_builtin_SSAT
454   #endif
455 
456   #define __STREXB  __iar_builtin_STREXB
457   #define __STREXH  __iar_builtin_STREXH
458   #define __STREXW  __iar_builtin_STREX
459 
460   #if !__IAR_M0_FAMILY
461     #define __USAT    __iar_builtin_USAT
462   #endif
463 
464   #define __WFE     __iar_builtin_WFE
465   #define __WFI     __iar_builtin_WFI
466 
467   #if __ARM_MEDIA__
468     #define __SADD8   __iar_builtin_SADD8
469     #define __QADD8   __iar_builtin_QADD8
470     #define __SHADD8  __iar_builtin_SHADD8
471     #define __UADD8   __iar_builtin_UADD8
472     #define __UQADD8  __iar_builtin_UQADD8
473     #define __UHADD8  __iar_builtin_UHADD8
474     #define __SSUB8   __iar_builtin_SSUB8
475     #define __QSUB8   __iar_builtin_QSUB8
476     #define __SHSUB8  __iar_builtin_SHSUB8
477     #define __USUB8   __iar_builtin_USUB8
478     #define __UQSUB8  __iar_builtin_UQSUB8
479     #define __UHSUB8  __iar_builtin_UHSUB8
480     #define __SADD16  __iar_builtin_SADD16
481     #define __QADD16  __iar_builtin_QADD16
482     #define __SHADD16 __iar_builtin_SHADD16
483     #define __UADD16  __iar_builtin_UADD16
484     #define __UQADD16 __iar_builtin_UQADD16
485     #define __UHADD16 __iar_builtin_UHADD16
486     #define __SSUB16  __iar_builtin_SSUB16
487     #define __QSUB16  __iar_builtin_QSUB16
488     #define __SHSUB16 __iar_builtin_SHSUB16
489     #define __USUB16  __iar_builtin_USUB16
490     #define __UQSUB16 __iar_builtin_UQSUB16
491     #define __UHSUB16 __iar_builtin_UHSUB16
492     #define __SASX    __iar_builtin_SASX
493     #define __QASX    __iar_builtin_QASX
494     #define __SHASX   __iar_builtin_SHASX
495     #define __UASX    __iar_builtin_UASX
496     #define __UQASX   __iar_builtin_UQASX
497     #define __UHASX   __iar_builtin_UHASX
498     #define __SSAX    __iar_builtin_SSAX
499     #define __QSAX    __iar_builtin_QSAX
500     #define __SHSAX   __iar_builtin_SHSAX
501     #define __USAX    __iar_builtin_USAX
502     #define __UQSAX   __iar_builtin_UQSAX
503     #define __UHSAX   __iar_builtin_UHSAX
504     #define __USAD8   __iar_builtin_USAD8
505     #define __USADA8  __iar_builtin_USADA8
506     #define __SSAT16  __iar_builtin_SSAT16
507     #define __USAT16  __iar_builtin_USAT16
508     #define __UXTB16  __iar_builtin_UXTB16
509     #define __UXTAB16 __iar_builtin_UXTAB16
510     #define __SXTB16  __iar_builtin_SXTB16
511     #define __SXTAB16 __iar_builtin_SXTAB16
512     #define __SMUAD   __iar_builtin_SMUAD
513     #define __SMUADX  __iar_builtin_SMUADX
514     #define __SMMLA   __iar_builtin_SMMLA
515     #define __SMLAD   __iar_builtin_SMLAD
516     #define __SMLADX  __iar_builtin_SMLADX
517     #define __SMLALD  __iar_builtin_SMLALD
518     #define __SMLALDX __iar_builtin_SMLALDX
519     #define __SMUSD   __iar_builtin_SMUSD
520     #define __SMUSDX  __iar_builtin_SMUSDX
521     #define __SMLSD   __iar_builtin_SMLSD
522     #define __SMLSDX  __iar_builtin_SMLSDX
523     #define __SMLSLD  __iar_builtin_SMLSLD
524     #define __SMLSLDX __iar_builtin_SMLSLDX
525     #define __SEL     __iar_builtin_SEL
526     #define __QADD    __iar_builtin_QADD
527     #define __QSUB    __iar_builtin_QSUB
528     #define __PKHBT   __iar_builtin_PKHBT
529     #define __PKHTB   __iar_builtin_PKHTB
530   #endif
531 
532 #else /* __ICCARM_INTRINSICS_VERSION__ == 2 */
533 
534   #if __IAR_M0_FAMILY
535    /* Avoid clash between intrinsics.h and arm_math.h when compiling for Cortex-M0. */
536     #define __CLZ  __cmsis_iar_clz_not_active
537     #define __SSAT __cmsis_iar_ssat_not_active
538     #define __USAT __cmsis_iar_usat_not_active
539     #define __RBIT __cmsis_iar_rbit_not_active
540     #define __get_APSR  __cmsis_iar_get_APSR_not_active
541   #endif
542 
543 
544   #if (!((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \
545          (defined (__FPU_USED   ) && (__FPU_USED    == 1U))     ))
546     #define __get_FPSCR __cmsis_iar_get_FPSR_not_active
547     #define __set_FPSCR __cmsis_iar_set_FPSR_not_active
548   #endif
549 
550   #ifdef __INTRINSICS_INCLUDED
551   #error intrinsics.h is already included previously!
552   #endif
553 
554   #include <intrinsics.h>
555 
556   #if __IAR_M0_FAMILY
557    /* Avoid clash between intrinsics.h and arm_math.h when compiling for Cortex-M0. */
558     #undef __CLZ
559     #undef __SSAT
560     #undef __USAT
561     #undef __RBIT
562     #undef __get_APSR
563 
__CLZ(uint32_t data)564     __STATIC_INLINE uint8_t __CLZ(uint32_t data)
565     {
566       if (data == 0U) { return 32U; }
567 
568       uint32_t count = 0U;
569       uint32_t mask = 0x80000000U;
570 
571       while ((data & mask) == 0U)
572       {
573         count += 1U;
574         mask = mask >> 1U;
575       }
576       return count;
577     }
578 
__RBIT(uint32_t v)579     __STATIC_INLINE uint32_t __RBIT(uint32_t v)
580     {
581       uint8_t sc = 31U;
582       uint32_t r = v;
583       for (v >>= 1U; v; v >>= 1U)
584       {
585         r <<= 1U;
586         r |= v & 1U;
587         sc--;
588       }
589       return (r << sc);
590     }
591 
__get_APSR(void)592     __STATIC_INLINE  uint32_t __get_APSR(void)
593     {
594       uint32_t res;
595       __asm("MRS      %0,APSR" : "=r" (res));
596       return res;
597     }
598 
599   #endif
600 
601   #if (!((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \
602          (defined (__FPU_USED   ) && (__FPU_USED    == 1U))     ))
603     #undef __get_FPSCR
604     #undef __set_FPSCR
605     #define __get_FPSCR()       (0)
606     #define __set_FPSCR(VALUE)  ((void)VALUE)
607   #endif
608 
609   #pragma diag_suppress=Pe940
610   #pragma diag_suppress=Pe177
611 
612   #define __enable_irq    __enable_interrupt
613   #define __disable_irq   __disable_interrupt
614   #define __NOP           __no_operation
615 
616   #define __get_xPSR      __get_PSR
617 
618   #if (!defined(__ARM_ARCH_6M__) || __ARM_ARCH_6M__==0)
619 
__LDREXW(uint32_t volatile * ptr)620     __IAR_FT uint32_t __LDREXW(uint32_t volatile *ptr)
621     {
622       return __LDREX((unsigned long *)ptr);
623     }
624 
__STREXW(uint32_t value,uint32_t volatile * ptr)625     __IAR_FT uint32_t __STREXW(uint32_t value, uint32_t volatile *ptr)
626     {
627       return __STREX(value, (unsigned long *)ptr);
628     }
629   #endif
630 
631 
632   /* __CORTEX_M is defined in core_cm0.h, core_cm3.h and core_cm4.h. */
633   #if (__CORTEX_M >= 0x03)
634 
__RRX(uint32_t value)635     __IAR_FT uint32_t __RRX(uint32_t value)
636     {
637       uint32_t result;
638       __ASM volatile("RRX      %0, %1" : "=r"(result) : "r" (value));
639       return(result);
640     }
641 
__set_BASEPRI_MAX(uint32_t value)642     __IAR_FT void __set_BASEPRI_MAX(uint32_t value)
643     {
644       __asm volatile("MSR      BASEPRI_MAX,%0"::"r" (value));
645     }
646 
647 
648     #define __enable_fault_irq  __enable_fiq
649     #define __disable_fault_irq __disable_fiq
650 
651 
652   #endif /* (__CORTEX_M >= 0x03) */
653 
__ROR(uint32_t op1,uint32_t op2)654   __IAR_FT uint32_t __ROR(uint32_t op1, uint32_t op2)
655   {
656     return (op1 >> op2) | (op1 << ((sizeof(op1)*8)-op2));
657   }
658 
659   #if ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \
660        (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1))    )
661 
__get_MSPLIM(void)662    __IAR_FT uint32_t __get_MSPLIM(void)
663     {
664       uint32_t res;
665     #if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) && \
666          (!defined (__ARM_FEATURE_CMSE  ) || (__ARM_FEATURE_CMSE   < 3)))
667       // without main extensions, the non-secure MSPLIM is RAZ/WI
668       res = 0U;
669     #else
670       __asm volatile("MRS      %0,MSPLIM" : "=r" (res));
671     #endif
672       return res;
673     }
674 
__set_MSPLIM(uint32_t value)675     __IAR_FT void   __set_MSPLIM(uint32_t value)
676     {
677     #if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) && \
678          (!defined (__ARM_FEATURE_CMSE  ) || (__ARM_FEATURE_CMSE   < 3)))
679       // without main extensions, the non-secure MSPLIM is RAZ/WI
680       (void)value;
681     #else
682       __asm volatile("MSR      MSPLIM,%0" :: "r" (value));
683     #endif
684     }
685 
__get_PSPLIM(void)686     __IAR_FT uint32_t __get_PSPLIM(void)
687     {
688       uint32_t res;
689     #if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) && \
690          (!defined (__ARM_FEATURE_CMSE  ) || (__ARM_FEATURE_CMSE   < 3)))
691       // without main extensions, the non-secure PSPLIM is RAZ/WI
692       res = 0U;
693     #else
694       __asm volatile("MRS      %0,PSPLIM" : "=r" (res));
695     #endif
696       return res;
697     }
698 
__set_PSPLIM(uint32_t value)699     __IAR_FT void   __set_PSPLIM(uint32_t value)
700     {
701     #if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) && \
702          (!defined (__ARM_FEATURE_CMSE  ) || (__ARM_FEATURE_CMSE   < 3)))
703       // without main extensions, the non-secure PSPLIM is RAZ/WI
704       (void)value;
705     #else
706       __asm volatile("MSR      PSPLIM,%0" :: "r" (value));
707     #endif
708     }
709 
__TZ_get_CONTROL_NS(void)710     __IAR_FT uint32_t __TZ_get_CONTROL_NS(void)
711     {
712       uint32_t res;
713       __asm volatile("MRS      %0,CONTROL_NS" : "=r" (res));
714       return res;
715     }
716 
__TZ_set_CONTROL_NS(uint32_t value)717     __IAR_FT void   __TZ_set_CONTROL_NS(uint32_t value)
718     {
719       __asm volatile("MSR      CONTROL_NS,%0" :: "r" (value));
720       __iar_builtin_ISB();
721     }
722 
__TZ_get_PSP_NS(void)723     __IAR_FT uint32_t   __TZ_get_PSP_NS(void)
724     {
725       uint32_t res;
726       __asm volatile("MRS      %0,PSP_NS" : "=r" (res));
727       return res;
728     }
729 
__TZ_set_PSP_NS(uint32_t value)730     __IAR_FT void   __TZ_set_PSP_NS(uint32_t value)
731     {
732       __asm volatile("MSR      PSP_NS,%0" :: "r" (value));
733     }
734 
__TZ_get_MSP_NS(void)735     __IAR_FT uint32_t   __TZ_get_MSP_NS(void)
736     {
737       uint32_t res;
738       __asm volatile("MRS      %0,MSP_NS" : "=r" (res));
739       return res;
740     }
741 
__TZ_set_MSP_NS(uint32_t value)742     __IAR_FT void   __TZ_set_MSP_NS(uint32_t value)
743     {
744       __asm volatile("MSR      MSP_NS,%0" :: "r" (value));
745     }
746 
__TZ_get_SP_NS(void)747     __IAR_FT uint32_t   __TZ_get_SP_NS(void)
748     {
749       uint32_t res;
750       __asm volatile("MRS      %0,SP_NS" : "=r" (res));
751       return res;
752     }
__TZ_set_SP_NS(uint32_t value)753     __IAR_FT void   __TZ_set_SP_NS(uint32_t value)
754     {
755       __asm volatile("MSR      SP_NS,%0" :: "r" (value));
756     }
757 
__TZ_get_PRIMASK_NS(void)758     __IAR_FT uint32_t   __TZ_get_PRIMASK_NS(void)
759     {
760       uint32_t res;
761       __asm volatile("MRS      %0,PRIMASK_NS" : "=r" (res));
762       return res;
763     }
764 
__TZ_set_PRIMASK_NS(uint32_t value)765     __IAR_FT void   __TZ_set_PRIMASK_NS(uint32_t value)
766     {
767       __asm volatile("MSR      PRIMASK_NS,%0" :: "r" (value));
768     }
769 
__TZ_get_BASEPRI_NS(void)770     __IAR_FT uint32_t   __TZ_get_BASEPRI_NS(void)
771     {
772       uint32_t res;
773       __asm volatile("MRS      %0,BASEPRI_NS" : "=r" (res));
774       return res;
775     }
776 
__TZ_set_BASEPRI_NS(uint32_t value)777     __IAR_FT void   __TZ_set_BASEPRI_NS(uint32_t value)
778     {
779       __asm volatile("MSR      BASEPRI_NS,%0" :: "r" (value));
780     }
781 
__TZ_get_FAULTMASK_NS(void)782     __IAR_FT uint32_t   __TZ_get_FAULTMASK_NS(void)
783     {
784       uint32_t res;
785       __asm volatile("MRS      %0,FAULTMASK_NS" : "=r" (res));
786       return res;
787     }
788 
__TZ_set_FAULTMASK_NS(uint32_t value)789     __IAR_FT void   __TZ_set_FAULTMASK_NS(uint32_t value)
790     {
791       __asm volatile("MSR      FAULTMASK_NS,%0" :: "r" (value));
792     }
793 
__TZ_get_PSPLIM_NS(void)794     __IAR_FT uint32_t   __TZ_get_PSPLIM_NS(void)
795     {
796       uint32_t res;
797     #if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) && \
798          (!defined (__ARM_FEATURE_CMSE  ) || (__ARM_FEATURE_CMSE   < 3)))
799       // without main extensions, the non-secure PSPLIM is RAZ/WI
800       res = 0U;
801     #else
802       __asm volatile("MRS      %0,PSPLIM_NS" : "=r" (res));
803     #endif
804       return res;
805     }
806 
__TZ_set_PSPLIM_NS(uint32_t value)807     __IAR_FT void   __TZ_set_PSPLIM_NS(uint32_t value)
808     {
809     #if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) && \
810          (!defined (__ARM_FEATURE_CMSE  ) || (__ARM_FEATURE_CMSE   < 3)))
811       // without main extensions, the non-secure PSPLIM is RAZ/WI
812       (void)value;
813     #else
814       __asm volatile("MSR      PSPLIM_NS,%0" :: "r" (value));
815     #endif
816     }
817 
__TZ_get_MSPLIM_NS(void)818     __IAR_FT uint32_t   __TZ_get_MSPLIM_NS(void)
819     {
820       uint32_t res;
821       __asm volatile("MRS      %0,MSPLIM_NS" : "=r" (res));
822       return res;
823     }
824 
__TZ_set_MSPLIM_NS(uint32_t value)825     __IAR_FT void   __TZ_set_MSPLIM_NS(uint32_t value)
826     {
827       __asm volatile("MSR      MSPLIM_NS,%0" :: "r" (value));
828     }
829 
830   #endif /* __ARM_ARCH_8M_MAIN__ or __ARM_ARCH_8M_BASE__ */
831 
832 #endif   /* __ICCARM_INTRINSICS_VERSION__ == 2 */
833 
834 #define __BKPT(value)    __asm volatile ("BKPT     %0" : : "i"(value))
835 
836 #if __IAR_M0_FAMILY
__SSAT(int32_t val,uint32_t sat)837   __STATIC_INLINE int32_t __SSAT(int32_t val, uint32_t sat)
838   {
839     if ((sat >= 1U) && (sat <= 32U))
840     {
841       const int32_t max = (int32_t)((1U << (sat - 1U)) - 1U);
842       const int32_t min = -1 - max ;
843       if (val > max)
844       {
845         return max;
846       }
847       else if (val < min)
848       {
849         return min;
850       }
851     }
852     return val;
853   }
854 
__USAT(int32_t val,uint32_t sat)855   __STATIC_INLINE uint32_t __USAT(int32_t val, uint32_t sat)
856   {
857     if (sat <= 31U)
858     {
859       const uint32_t max = ((1U << sat) - 1U);
860       if (val > (int32_t)max)
861       {
862         return max;
863       }
864       else if (val < 0)
865       {
866         return 0U;
867       }
868     }
869     return (uint32_t)val;
870   }
871 #endif
872 
873 #if (__CORTEX_M >= 0x03)   /* __CORTEX_M is defined in core_cm0.h, core_cm3.h and core_cm4.h. */
874 
__LDRBT(volatile uint8_t * addr)875   __IAR_FT uint8_t __LDRBT(volatile uint8_t *addr)
876   {
877     uint32_t res;
878     __ASM volatile ("LDRBT %0, [%1]" : "=r" (res) : "r" (addr) : "memory");
879     return ((uint8_t)res);
880   }
881 
__LDRHT(volatile uint16_t * addr)882   __IAR_FT uint16_t __LDRHT(volatile uint16_t *addr)
883   {
884     uint32_t res;
885     __ASM volatile ("LDRHT %0, [%1]" : "=r" (res) : "r" (addr) : "memory");
886     return ((uint16_t)res);
887   }
888 
__LDRT(volatile uint32_t * addr)889   __IAR_FT uint32_t __LDRT(volatile uint32_t *addr)
890   {
891     uint32_t res;
892     __ASM volatile ("LDRT %0, [%1]" : "=r" (res) : "r" (addr) : "memory");
893     return res;
894   }
895 
__STRBT(uint8_t value,volatile uint8_t * addr)896   __IAR_FT void __STRBT(uint8_t value, volatile uint8_t *addr)
897   {
898     __ASM volatile ("STRBT %1, [%0]" : : "r" (addr), "r" ((uint32_t)value) : "memory");
899   }
900 
__STRHT(uint16_t value,volatile uint16_t * addr)901   __IAR_FT void __STRHT(uint16_t value, volatile uint16_t *addr)
902   {
903     __ASM volatile ("STRHT %1, [%0]" : : "r" (addr), "r" ((uint32_t)value) : "memory");
904   }
905 
__STRT(uint32_t value,volatile uint32_t * addr)906   __IAR_FT void __STRT(uint32_t value, volatile uint32_t *addr)
907   {
908     __ASM volatile ("STRT %1, [%0]" : : "r" (addr), "r" (value) : "memory");
909   }
910 
911 #endif /* (__CORTEX_M >= 0x03) */
912 
913 #if ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \
914      (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1))    )
915 
916 
__LDAB(volatile uint8_t * ptr)917   __IAR_FT uint8_t __LDAB(volatile uint8_t *ptr)
918   {
919     uint32_t res;
920     __ASM volatile ("LDAB %0, [%1]" : "=r" (res) : "r" (ptr) : "memory");
921     return ((uint8_t)res);
922   }
923 
__LDAH(volatile uint16_t * ptr)924   __IAR_FT uint16_t __LDAH(volatile uint16_t *ptr)
925   {
926     uint32_t res;
927     __ASM volatile ("LDAH %0, [%1]" : "=r" (res) : "r" (ptr) : "memory");
928     return ((uint16_t)res);
929   }
930 
__LDA(volatile uint32_t * ptr)931   __IAR_FT uint32_t __LDA(volatile uint32_t *ptr)
932   {
933     uint32_t res;
934     __ASM volatile ("LDA %0, [%1]" : "=r" (res) : "r" (ptr) : "memory");
935     return res;
936   }
937 
__STLB(uint8_t value,volatile uint8_t * ptr)938   __IAR_FT void __STLB(uint8_t value, volatile uint8_t *ptr)
939   {
940     __ASM volatile ("STLB %1, [%0]" :: "r" (ptr), "r" (value) : "memory");
941   }
942 
__STLH(uint16_t value,volatile uint16_t * ptr)943   __IAR_FT void __STLH(uint16_t value, volatile uint16_t *ptr)
944   {
945     __ASM volatile ("STLH %1, [%0]" :: "r" (ptr), "r" (value) : "memory");
946   }
947 
__STL(uint32_t value,volatile uint32_t * ptr)948   __IAR_FT void __STL(uint32_t value, volatile uint32_t *ptr)
949   {
950     __ASM volatile ("STL %1, [%0]" :: "r" (ptr), "r" (value) : "memory");
951   }
952 
__LDAEXB(volatile uint8_t * ptr)953   __IAR_FT uint8_t __LDAEXB(volatile uint8_t *ptr)
954   {
955     uint32_t res;
956     __ASM volatile ("LDAEXB %0, [%1]" : "=r" (res) : "r" (ptr) : "memory");
957     return ((uint8_t)res);
958   }
959 
__LDAEXH(volatile uint16_t * ptr)960   __IAR_FT uint16_t __LDAEXH(volatile uint16_t *ptr)
961   {
962     uint32_t res;
963     __ASM volatile ("LDAEXH %0, [%1]" : "=r" (res) : "r" (ptr) : "memory");
964     return ((uint16_t)res);
965   }
966 
__LDAEX(volatile uint32_t * ptr)967   __IAR_FT uint32_t __LDAEX(volatile uint32_t *ptr)
968   {
969     uint32_t res;
970     __ASM volatile ("LDAEX %0, [%1]" : "=r" (res) : "r" (ptr) : "memory");
971     return res;
972   }
973 
__STLEXB(uint8_t value,volatile uint8_t * ptr)974   __IAR_FT uint32_t __STLEXB(uint8_t value, volatile uint8_t *ptr)
975   {
976     uint32_t res;
977     __ASM volatile ("STLEXB %0, %2, [%1]" : "=r" (res) : "r" (ptr), "r" (value) : "memory");
978     return res;
979   }
980 
__STLEXH(uint16_t value,volatile uint16_t * ptr)981   __IAR_FT uint32_t __STLEXH(uint16_t value, volatile uint16_t *ptr)
982   {
983     uint32_t res;
984     __ASM volatile ("STLEXH %0, %2, [%1]" : "=r" (res) : "r" (ptr), "r" (value) : "memory");
985     return res;
986   }
987 
__STLEX(uint32_t value,volatile uint32_t * ptr)988   __IAR_FT uint32_t __STLEX(uint32_t value, volatile uint32_t *ptr)
989   {
990     uint32_t res;
991     __ASM volatile ("STLEX %0, %2, [%1]" : "=r" (res) : "r" (ptr), "r" (value) : "memory");
992     return res;
993   }
994 
995 #endif /* __ARM_ARCH_8M_MAIN__ or __ARM_ARCH_8M_BASE__ */
996 
997 #undef __IAR_FT
998 #undef __IAR_M0_FAMILY
999 #undef __ICCARM_V8
1000 
1001 #pragma diag_default=Pe940
1002 #pragma diag_default=Pe177
1003 
1004 #define __SXTB16_RORn(ARG1, ARG2) __SXTB16(__ROR(ARG1, ARG2))
1005 
1006 #define __SXTAB16_RORn(ARG1, ARG2, ARG3) __SXTAB16(ARG1, __ROR(ARG2, ARG3))
1007 
1008 #endif /* __CMSIS_ICCARM_H__ */
1009