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/**************************************************************************//**
2
 * @file     cmsis_armcc.h
3
 * @brief    CMSIS compiler ARMCC (Arm Compiler 5) header file
4
 * @version  V5.0.4
5
 * @date     10. January 2018
6
 ******************************************************************************/
7
/*
8
 * Copyright (c) 2009-2018 Arm Limited. All rights reserved.
9
 *
10
 * SPDX-License-Identifier: Apache-2.0
11
 *
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
15
 *
16
 * www.apache.org/licenses/LICENSE-2.0
17
 *
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.
23
 */
24
 
25
#ifndef __CMSIS_ARMCC_H
26
#define __CMSIS_ARMCC_H
27
 
28
 
29
#if defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 400677)
30
  #error "Please use Arm Compiler Toolchain V4.0.677 or later!"
31
#endif
32
 
33
/* CMSIS compiler control architecture macros */
34
#if ((defined (__TARGET_ARCH_6_M  ) && (__TARGET_ARCH_6_M   == 1)) || \
35
     (defined (__TARGET_ARCH_6S_M ) && (__TARGET_ARCH_6S_M  == 1))   )
36
  #define __ARM_ARCH_6M__           1
37
#endif
38
 
39
#if (defined (__TARGET_ARCH_7_M ) && (__TARGET_ARCH_7_M  == 1))
40
  #define __ARM_ARCH_7M__           1
41
#endif
42
 
43
#if (defined (__TARGET_ARCH_7E_M) && (__TARGET_ARCH_7E_M == 1))
44
  #define __ARM_ARCH_7EM__          1
45
#endif
46
 
47
  /* __ARM_ARCH_8M_BASE__  not applicable */
48
  /* __ARM_ARCH_8M_MAIN__  not applicable */
49
 
50
 
51
/* CMSIS compiler specific defines */
52
#ifndef   __ASM
53
  #define __ASM                                  __asm
54
#endif
55
#ifndef   __INLINE
56
  #define __INLINE                               __inline
57
#endif
58
#ifndef   __STATIC_INLINE
59
  #define __STATIC_INLINE                        static __inline
60
#endif
61
#ifndef   __STATIC_FORCEINLINE                 
62
  #define __STATIC_FORCEINLINE                   static __forceinline
63
#endif           
64
#ifndef   __NO_RETURN
65
  #define __NO_RETURN                            __declspec(noreturn)
66
#endif
67
#ifndef   __USED
68
  #define __USED                                 __attribute__((used))
69
#endif
70
#ifndef   __WEAK
71
  #define __WEAK                                 __attribute__((weak))
72
#endif
73
#ifndef   __PACKED
74
  #define __PACKED                               __attribute__((packed))
75
#endif
76
#ifndef   __PACKED_STRUCT
77
  #define __PACKED_STRUCT                        __packed struct
78
#endif
79
#ifndef   __PACKED_UNION
80
  #define __PACKED_UNION                         __packed union
81
#endif
82
#ifndef   __UNALIGNED_UINT32        /* deprecated */
83
  #define __UNALIGNED_UINT32(x)                  (*((__packed uint32_t *)(x)))
84
#endif
85
#ifndef   __UNALIGNED_UINT16_WRITE
86
  #define __UNALIGNED_UINT16_WRITE(addr, val)    ((*((__packed uint16_t *)(addr))) = (val))
87
#endif
88
#ifndef   __UNALIGNED_UINT16_READ
89
  #define __UNALIGNED_UINT16_READ(addr)          (*((const __packed uint16_t *)(addr)))
90
#endif
91
#ifndef   __UNALIGNED_UINT32_WRITE
92
  #define __UNALIGNED_UINT32_WRITE(addr, val)    ((*((__packed uint32_t *)(addr))) = (val))
93
#endif
94
#ifndef   __UNALIGNED_UINT32_READ
95
  #define __UNALIGNED_UINT32_READ(addr)          (*((const __packed uint32_t *)(addr)))
96
#endif
97
#ifndef   __ALIGNED
98
  #define __ALIGNED(x)                           __attribute__((aligned(x)))
99
#endif
100
#ifndef   __RESTRICT
101
  #define __RESTRICT                             __restrict
102
#endif
103
 
104
/* ###########################  Core Function Access  ########################### */
105
/** \ingroup  CMSIS_Core_FunctionInterface
106
    \defgroup CMSIS_Core_RegAccFunctions CMSIS Core Register Access Functions
107
  @{
108
 */
109
 
110
/**
111
  \brief   Enable IRQ Interrupts
112
  \details Enables IRQ interrupts by clearing the I-bit in the CPSR.
113
           Can only be executed in Privileged modes.
114
 */
115
/* intrinsic void __enable_irq();     */
116
 
117
 
118
/**
119
  \brief   Disable IRQ Interrupts
120
  \details Disables IRQ interrupts by setting the I-bit in the CPSR.
121
           Can only be executed in Privileged modes.
122
 */
123
/* intrinsic void __disable_irq();    */
124
 
125
/**
126
  \brief   Get Control Register
127
  \details Returns the content of the Control Register.
128
  \return               Control Register value
129
 */
130
__STATIC_INLINE uint32_t __get_CONTROL(void)
131
{
132
  register uint32_t __regControl         __ASM("control");
133
  return(__regControl);
134
}
135
 
136
 
137
/**
138
  \brief   Set Control Register
139
  \details Writes the given value to the Control Register.
140
  \param [in]    control  Control Register value to set
141
 */
142
__STATIC_INLINE void __set_CONTROL(uint32_t control)
143
{
144
  register uint32_t __regControl         __ASM("control");
145
  __regControl = control;
146
}
147
 
148
 
149
/**
150
  \brief   Get IPSR Register
151
  \details Returns the content of the IPSR Register.
152
  \return               IPSR Register value
153
 */
154
__STATIC_INLINE uint32_t __get_IPSR(void)
155
{
156
  register uint32_t __regIPSR          __ASM("ipsr");
157
  return(__regIPSR);
158
}
159
 
160
 
161
/**
162
  \brief   Get APSR Register
163
  \details Returns the content of the APSR Register.
164
  \return               APSR Register value
165
 */
166
__STATIC_INLINE uint32_t __get_APSR(void)
167
{
168
  register uint32_t __regAPSR          __ASM("apsr");
169
  return(__regAPSR);
170
}
171
 
172
 
173
/**
174
  \brief   Get xPSR Register
175
  \details Returns the content of the xPSR Register.
176
  \return               xPSR Register value
177
 */
178
__STATIC_INLINE uint32_t __get_xPSR(void)
179
{
180
  register uint32_t __regXPSR          __ASM("xpsr");
181
  return(__regXPSR);
182
}
183
 
184
 
185
/**
186
  \brief   Get Process Stack Pointer
187
  \details Returns the current value of the Process Stack Pointer (PSP).
188
  \return               PSP Register value
189
 */
190
__STATIC_INLINE uint32_t __get_PSP(void)
191
{
192
  register uint32_t __regProcessStackPointer  __ASM("psp");
193
  return(__regProcessStackPointer);
194
}
195
 
196
 
197
/**
198
  \brief   Set Process Stack Pointer
199
  \details Assigns the given value to the Process Stack Pointer (PSP).
200
  \param [in]    topOfProcStack  Process Stack Pointer value to set
201
 */
202
__STATIC_INLINE void __set_PSP(uint32_t topOfProcStack)
203
{
204
  register uint32_t __regProcessStackPointer  __ASM("psp");
205
  __regProcessStackPointer = topOfProcStack;
206
}
207
 
208
 
209
/**
210
  \brief   Get Main Stack Pointer
211
  \details Returns the current value of the Main Stack Pointer (MSP).
212
  \return               MSP Register value
213
 */
214
__STATIC_INLINE uint32_t __get_MSP(void)
215
{
216
  register uint32_t __regMainStackPointer     __ASM("msp");
217
  return(__regMainStackPointer);
218
}
219
 
220
 
221
/**
222
  \brief   Set Main Stack Pointer
223
  \details Assigns the given value to the Main Stack Pointer (MSP).
224
  \param [in]    topOfMainStack  Main Stack Pointer value to set
225
 */
226
__STATIC_INLINE void __set_MSP(uint32_t topOfMainStack)
227
{
228
  register uint32_t __regMainStackPointer     __ASM("msp");
229
  __regMainStackPointer = topOfMainStack;
230
}
231
 
232
 
233
/**
234
  \brief   Get Priority Mask
235
  \details Returns the current state of the priority mask bit from the Priority Mask Register.
236
  \return               Priority Mask value
237
 */
238
__STATIC_INLINE uint32_t __get_PRIMASK(void)
239
{
240
  register uint32_t __regPriMask         __ASM("primask");
241
  return(__regPriMask);
242
}
243
 
244
 
245
/**
246
  \brief   Set Priority Mask
247
  \details Assigns the given value to the Priority Mask Register.
248
  \param [in]    priMask  Priority Mask
249
 */
250
__STATIC_INLINE void __set_PRIMASK(uint32_t priMask)
251
{
252
  register uint32_t __regPriMask         __ASM("primask");
253
  __regPriMask = (priMask);
254
}
255
 
256
 
257
#if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__  == 1)) || \
258
     (defined (__ARM_ARCH_7EM__) && (__ARM_ARCH_7EM__ == 1))     )
259
 
260
/**
261
  \brief   Enable FIQ
262
  \details Enables FIQ interrupts by clearing the F-bit in the CPSR.
263
           Can only be executed in Privileged modes.
264
 */
265
#define __enable_fault_irq                __enable_fiq
266
 
267
 
268
/**
269
  \brief   Disable FIQ
270
  \details Disables FIQ interrupts by setting the F-bit in the CPSR.
271
           Can only be executed in Privileged modes.
272
 */
273
#define __disable_fault_irq               __disable_fiq
274
 
275
 
276
/**
277
  \brief   Get Base Priority
278
  \details Returns the current value of the Base Priority register.
279
  \return               Base Priority register value
280
 */
281
__STATIC_INLINE uint32_t  __get_BASEPRI(void)
282
{
283
  register uint32_t __regBasePri         __ASM("basepri");
284
  return(__regBasePri);
285
}
286
 
287
 
288
/**
289
  \brief   Set Base Priority
290
  \details Assigns the given value to the Base Priority register.
291
  \param [in]    basePri  Base Priority value to set
292
 */
293
__STATIC_INLINE void __set_BASEPRI(uint32_t basePri)
294
{
295
  register uint32_t __regBasePri         __ASM("basepri");
296
  __regBasePri = (basePri & 0xFFU);
297
}
298
 
299
 
300
/**
301
  \brief   Set Base Priority with condition
302
  \details Assigns the given value to the Base Priority register only if BASEPRI masking is disabled,
303
           or the new value increases the BASEPRI priority level.
304
  \param [in]    basePri  Base Priority value to set
305
 */
306
__STATIC_INLINE void __set_BASEPRI_MAX(uint32_t basePri)
307
{
308
  register uint32_t __regBasePriMax      __ASM("basepri_max");
309
  __regBasePriMax = (basePri & 0xFFU);
310
}
311
 
312
 
313
/**
314
  \brief   Get Fault Mask
315
  \details Returns the current value of the Fault Mask register.
316
  \return               Fault Mask register value
317
 */
318
__STATIC_INLINE uint32_t __get_FAULTMASK(void)
319
{
320
  register uint32_t __regFaultMask       __ASM("faultmask");
321
  return(__regFaultMask);
322
}
323
 
324
 
325
/**
326
  \brief   Set Fault Mask
327
  \details Assigns the given value to the Fault Mask register.
328
  \param [in]    faultMask  Fault Mask value to set
329
 */
330
__STATIC_INLINE void __set_FAULTMASK(uint32_t faultMask)
331
{
332
  register uint32_t __regFaultMask       __ASM("faultmask");
333
  __regFaultMask = (faultMask & (uint32_t)1U);
334
}
335
 
336
#endif /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__  == 1)) || \
337
           (defined (__ARM_ARCH_7EM__) && (__ARM_ARCH_7EM__ == 1))     ) */
338
 
339
 
340
/**
341
  \brief   Get FPSCR
342
  \details Returns the current value of the Floating Point Status/Control register.
343
  \return               Floating Point Status/Control register value
344
 */
345
__STATIC_INLINE uint32_t __get_FPSCR(void)
346
{
347
#if ((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \
348
     (defined (__FPU_USED   ) && (__FPU_USED    == 1U))     )
349
  register uint32_t __regfpscr         __ASM("fpscr");
350
  return(__regfpscr);
351
#else
352
   return(0U);
353
#endif
354
}
355
 
356
 
357
/**
358
  \brief   Set FPSCR
359
  \details Assigns the given value to the Floating Point Status/Control register.
360
  \param [in]    fpscr  Floating Point Status/Control value to set
361
 */
362
__STATIC_INLINE void __set_FPSCR(uint32_t fpscr)
363
{
364
#if ((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \
365
     (defined (__FPU_USED   ) && (__FPU_USED    == 1U))     )
366
  register uint32_t __regfpscr         __ASM("fpscr");
367
  __regfpscr = (fpscr);
368
#else
369
  (void)fpscr;
370
#endif
371
}
372
 
373
 
374
/*@} end of CMSIS_Core_RegAccFunctions */
375
 
376
 
377
/* ##########################  Core Instruction Access  ######################### */
378
/** \defgroup CMSIS_Core_InstructionInterface CMSIS Core Instruction Interface
379
  Access to dedicated instructions
380
  @{
381
*/
382
 
383
/**
384
  \brief   No Operation
385
  \details No Operation does nothing. This instruction can be used for code alignment purposes.
386
 */
387
#define __NOP                             __nop
388
 
389
 
390
/**
391
  \brief   Wait For Interrupt
392
  \details Wait For Interrupt is a hint instruction that suspends execution until one of a number of events occurs.
393
 */
394
#define __WFI                             __wfi
395
 
396
 
397
/**
398
  \brief   Wait For Event
399
  \details Wait For Event is a hint instruction that permits the processor to enter
400
           a low-power state until one of a number of events occurs.
401
 */
402
#define __WFE                             __wfe
403
 
404
 
405
/**
406
  \brief   Send Event
407
  \details Send Event is a hint instruction. It causes an event to be signaled to the CPU.
408
 */
409
#define __SEV                             __sev
410
 
411
 
412
/**
413
  \brief   Instruction Synchronization Barrier
414
  \details Instruction Synchronization Barrier flushes the pipeline in the processor,
415
           so that all instructions following the ISB are fetched from cache or memory,
416
           after the instruction has been completed.
417
 */
418
#define __ISB() do {\
419
                   __schedule_barrier();\
420
                   __isb(0xF);\
421
                   __schedule_barrier();\
422
                } while (0U)
423
 
424
/**
425
  \brief   Data Synchronization Barrier
426
  \details Acts as a special kind of Data Memory Barrier.
427
           It completes when all explicit memory accesses before this instruction complete.
428
 */
429
#define __DSB() do {\
430
                   __schedule_barrier();\
431
                   __dsb(0xF);\
432
                   __schedule_barrier();\
433
                } while (0U)
434
 
435
/**
436
  \brief   Data Memory Barrier
437
  \details Ensures the apparent order of the explicit memory operations before
438
           and after the instruction, without ensuring their completion.
439
 */
440
#define __DMB() do {\
441
                   __schedule_barrier();\
442
                   __dmb(0xF);\
443
                   __schedule_barrier();\
444
                } while (0U)
445
 
446
 
447
/**
448
  \brief   Reverse byte order (32 bit)
449
  \details Reverses the byte order in unsigned integer value. For example, 0x12345678 becomes 0x78563412.
450
  \param [in]    value  Value to reverse
451
  \return               Reversed value
452
 */
453
#define __REV                             __rev
454
 
455
 
456
/**
457
  \brief   Reverse byte order (16 bit)
458
  \details Reverses the byte order within each halfword of a word. For example, 0x12345678 becomes 0x34127856.
459
  \param [in]    value  Value to reverse
460
  \return               Reversed value
461
 */
462
#ifndef __NO_EMBEDDED_ASM
463
__attribute__((section(".rev16_text"))) __STATIC_INLINE __ASM uint32_t __REV16(uint32_t value)
464
{
465
  rev16 r0, r0
466
  bx lr
467
}
468
#endif
469
 
470
 
471
/**
472
  \brief   Reverse byte order (16 bit)
473
  \details Reverses the byte order in a 16-bit value and returns the signed 16-bit result. For example, 0x0080 becomes 0x8000.
474
  \param [in]    value  Value to reverse
475
  \return               Reversed value
476
 */
477
#ifndef __NO_EMBEDDED_ASM
478
__attribute__((section(".revsh_text"))) __STATIC_INLINE __ASM int16_t __REVSH(int16_t value)
479
{
480
  revsh r0, r0
481
  bx lr
482
}
483
#endif
484
 
485
 
486
/**
487
  \brief   Rotate Right in unsigned value (32 bit)
488
  \details Rotate Right (immediate) provides the value of the contents of a register rotated by a variable number of bits.
489
  \param [in]    op1  Value to rotate
490
  \param [in]    op2  Number of Bits to rotate
491
  \return               Rotated value
492
 */
493
#define __ROR                             __ror
494
 
495
 
496
/**
497
  \brief   Breakpoint
498
  \details Causes the processor to enter Debug state.
499
           Debug tools can use this to investigate system state when the instruction at a particular address is reached.
500
  \param [in]    value  is ignored by the processor.
501
                 If required, a debugger can use it to store additional information about the breakpoint.
502
 */
503
#define __BKPT(value)                       __breakpoint(value)
504
 
505
 
506
/**
507
  \brief   Reverse bit order of value
508
  \details Reverses the bit order of the given value.
509
  \param [in]    value  Value to reverse
510
  \return               Reversed value
511
 */
512
#if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__  == 1)) || \
513
     (defined (__ARM_ARCH_7EM__) && (__ARM_ARCH_7EM__ == 1))     )
514
  #define __RBIT                          __rbit
515
#else
516
__attribute__((always_inline)) __STATIC_INLINE uint32_t __RBIT(uint32_t value)
517
{
518
  uint32_t result;
519
  uint32_t s = (4U /*sizeof(v)*/ * 8U) - 1U; /* extra shift needed at end */
520
 
521
  result = value;                      /* r will be reversed bits of v; first get LSB of v */
522
  for (value >>= 1U; value != 0U; value >>= 1U)
523
  {
524
    result <<= 1U;
525
    result |= value & 1U;
526
    s--;
527
  }
528
  result <<= s;                        /* shift when v's highest bits are zero */
529
  return result;
530
}
531
#endif
532
 
533
 
534
/**
535
  \brief   Count leading zeros
536
  \details Counts the number of leading zeros of a data value.
537
  \param [in]  value  Value to count the leading zeros
538
  \return             number of leading zeros in value
539
 */
540
#define __CLZ                             __clz
541
 
542
 
543
#if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__  == 1)) || \
544
     (defined (__ARM_ARCH_7EM__) && (__ARM_ARCH_7EM__ == 1))     )
545
 
546
/**
547
  \brief   LDR Exclusive (8 bit)
548
  \details Executes a exclusive LDR instruction for 8 bit value.
549
  \param [in]    ptr  Pointer to data
550
  \return             value of type uint8_t at (*ptr)
551
 */
552
#if defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 5060020)
553
  #define __LDREXB(ptr)                                                        ((uint8_t ) __ldrex(ptr))
554
#else
555
  #define __LDREXB(ptr)          _Pragma("push") _Pragma("diag_suppress 3731") ((uint8_t ) __ldrex(ptr))  _Pragma("pop")
556
#endif
557
 
558
 
559
/**
560
  \brief   LDR Exclusive (16 bit)
561
  \details Executes a exclusive LDR instruction for 16 bit values.
562
  \param [in]    ptr  Pointer to data
563
  \return        value of type uint16_t at (*ptr)
564
 */
565
#if defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 5060020)
566
  #define __LDREXH(ptr)                                                        ((uint16_t) __ldrex(ptr))
567
#else
568
  #define __LDREXH(ptr)          _Pragma("push") _Pragma("diag_suppress 3731") ((uint16_t) __ldrex(ptr))  _Pragma("pop")
569
#endif
570
 
571
 
572
/**
573
  \brief   LDR Exclusive (32 bit)
574
  \details Executes a exclusive LDR instruction for 32 bit values.
575
  \param [in]    ptr  Pointer to data
576
  \return        value of type uint32_t at (*ptr)
577
 */
578
#if defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 5060020)
579
  #define __LDREXW(ptr)                                                        ((uint32_t ) __ldrex(ptr))
580
#else
581
  #define __LDREXW(ptr)          _Pragma("push") _Pragma("diag_suppress 3731") ((uint32_t ) __ldrex(ptr))  _Pragma("pop")
582
#endif
583
 
584
 
585
/**
586
  \brief   STR Exclusive (8 bit)
587
  \details Executes a exclusive STR instruction for 8 bit values.
588
  \param [in]  value  Value to store
589
  \param [in]    ptr  Pointer to location
590
  \return          0  Function succeeded
591
  \return          1  Function failed
592
 */
593
#if defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 5060020)
594
  #define __STREXB(value, ptr)                                                 __strex(value, ptr)
595
#else
596
  #define __STREXB(value, ptr)   _Pragma("push") _Pragma("diag_suppress 3731") __strex(value, ptr)        _Pragma("pop")
597
#endif
598
 
599
 
600
/**
601
  \brief   STR Exclusive (16 bit)
602
  \details Executes a exclusive STR instruction for 16 bit values.
603
  \param [in]  value  Value to store
604
  \param [in]    ptr  Pointer to location
605
  \return          0  Function succeeded
606
  \return          1  Function failed
607
 */
608
#if defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 5060020)
609
  #define __STREXH(value, ptr)                                                 __strex(value, ptr)
610
#else
611
  #define __STREXH(value, ptr)   _Pragma("push") _Pragma("diag_suppress 3731") __strex(value, ptr)        _Pragma("pop")
612
#endif
613
 
614
 
615
/**
616
  \brief   STR Exclusive (32 bit)
617
  \details Executes a exclusive STR instruction for 32 bit values.
618
  \param [in]  value  Value to store
619
  \param [in]    ptr  Pointer to location
620
  \return          0  Function succeeded
621
  \return          1  Function failed
622
 */
623
#if defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 5060020)
624
  #define __STREXW(value, ptr)                                                 __strex(value, ptr)
625
#else
626
  #define __STREXW(value, ptr)   _Pragma("push") _Pragma("diag_suppress 3731") __strex(value, ptr)        _Pragma("pop")
627
#endif
628
 
629
 
630
/**
631
  \brief   Remove the exclusive lock
632
  \details Removes the exclusive lock which is created by LDREX.
633
 */
634
#define __CLREX                           __clrex
635
 
636
 
637
/**
638
  \brief   Signed Saturate
639
  \details Saturates a signed value.
640
  \param [in]  value  Value to be saturated
641
  \param [in]    sat  Bit position to saturate to (1..32)
642
  \return             Saturated value
643
 */
644
#define __SSAT                            __ssat
645
 
646
 
647
/**
648
  \brief   Unsigned Saturate
649
  \details Saturates an unsigned value.
650
  \param [in]  value  Value to be saturated
651
  \param [in]    sat  Bit position to saturate to (0..31)
652
  \return             Saturated value
653
 */
654
#define __USAT                            __usat
655
 
656
 
657
/**
658
  \brief   Rotate Right with Extend (32 bit)
659
  \details Moves each bit of a bitstring right by one bit.
660
           The carry input is shifted in at the left end of the bitstring.
661
  \param [in]    value  Value to rotate
662
  \return               Rotated value
663
 */
664
#ifndef __NO_EMBEDDED_ASM
665
__attribute__((section(".rrx_text"))) __STATIC_INLINE __ASM uint32_t __RRX(uint32_t value)
666
{
667
  rrx r0, r0
668
  bx lr
669
}
670
#endif
671
 
672
 
673
/**
674
  \brief   LDRT Unprivileged (8 bit)
675
  \details Executes a Unprivileged LDRT instruction for 8 bit value.
676
  \param [in]    ptr  Pointer to data
677
  \return             value of type uint8_t at (*ptr)
678
 */
679
#define __LDRBT(ptr)                      ((uint8_t )  __ldrt(ptr))
680
 
681
 
682
/**
683
  \brief   LDRT Unprivileged (16 bit)
684
  \details Executes a Unprivileged LDRT instruction for 16 bit values.
685
  \param [in]    ptr  Pointer to data
686
  \return        value of type uint16_t at (*ptr)
687
 */
688
#define __LDRHT(ptr)                      ((uint16_t)  __ldrt(ptr))
689
 
690
 
691
/**
692
  \brief   LDRT Unprivileged (32 bit)
693
  \details Executes a Unprivileged LDRT instruction for 32 bit values.
694
  \param [in]    ptr  Pointer to data
695
  \return        value of type uint32_t at (*ptr)
696
 */
697
#define __LDRT(ptr)                       ((uint32_t ) __ldrt(ptr))
698
 
699
 
700
/**
701
  \brief   STRT Unprivileged (8 bit)
702
  \details Executes a Unprivileged STRT instruction for 8 bit values.
703
  \param [in]  value  Value to store
704
  \param [in]    ptr  Pointer to location
705
 */
706
#define __STRBT(value, ptr)               __strt(value, ptr)
707
 
708
 
709
/**
710
  \brief   STRT Unprivileged (16 bit)
711
  \details Executes a Unprivileged STRT instruction for 16 bit values.
712
  \param [in]  value  Value to store
713
  \param [in]    ptr  Pointer to location
714
 */
715
#define __STRHT(value, ptr)               __strt(value, ptr)
716
 
717
 
718
/**
719
  \brief   STRT Unprivileged (32 bit)
720
  \details Executes a Unprivileged STRT instruction for 32 bit values.
721
  \param [in]  value  Value to store
722
  \param [in]    ptr  Pointer to location
723
 */
724
#define __STRT(value, ptr)                __strt(value, ptr)
725
 
726
#else  /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__  == 1)) || \
727
           (defined (__ARM_ARCH_7EM__) && (__ARM_ARCH_7EM__ == 1))     ) */
728
 
729
/**
730
  \brief   Signed Saturate
731
  \details Saturates a signed value.
732
  \param [in]  value  Value to be saturated
733
  \param [in]    sat  Bit position to saturate to (1..32)
734
  \return             Saturated value
735
 */
736
__attribute__((always_inline)) __STATIC_INLINE int32_t __SSAT(int32_t val, uint32_t sat)
737
{
738
  if ((sat >= 1U) && (sat <= 32U))
739
  {
740
    const int32_t max = (int32_t)((1U << (sat - 1U)) - 1U);
741
    const int32_t min = -1 - max ;
742
    if (val > max)
743
    {
744
      return max;
745
    }
746
    else if (val < min)
747
    {
748
      return min;
749
    }
750
  }
751
  return val;
752
}
753
 
754
/**
755
  \brief   Unsigned Saturate
756
  \details Saturates an unsigned value.
757
  \param [in]  value  Value to be saturated
758
  \param [in]    sat  Bit position to saturate to (0..31)
759
  \return             Saturated value
760
 */
761
__attribute__((always_inline)) __STATIC_INLINE uint32_t __USAT(int32_t val, uint32_t sat)
762
{
763
  if (sat <= 31U)
764
  {
765
    const uint32_t max = ((1U << sat) - 1U);
766
    if (val > (int32_t)max)
767
    {
768
      return max;
769
    }
770
    else if (val < 0)
771
    {
772
      return 0U;
773
    }
774
  }
775
  return (uint32_t)val;
776
}
777
 
778
#endif /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__  == 1)) || \
779
           (defined (__ARM_ARCH_7EM__) && (__ARM_ARCH_7EM__ == 1))     ) */
780
 
781
/*@}*/ /* end of group CMSIS_Core_InstructionInterface */
782
 
783
 
784
/* ###################  Compiler specific Intrinsics  ########################### */
785
/** \defgroup CMSIS_SIMD_intrinsics CMSIS SIMD Intrinsics
786
  Access to dedicated SIMD instructions
787
  @{
788
*/
789
 
790
#if ((defined (__ARM_ARCH_7EM__) && (__ARM_ARCH_7EM__ == 1))     )
791
 
792
#define __SADD8                           __sadd8
793
#define __QADD8                           __qadd8
794
#define __SHADD8                          __shadd8
795
#define __UADD8                           __uadd8
796
#define __UQADD8                          __uqadd8
797
#define __UHADD8                          __uhadd8
798
#define __SSUB8                           __ssub8
799
#define __QSUB8                           __qsub8
800
#define __SHSUB8                          __shsub8
801
#define __USUB8                           __usub8
802
#define __UQSUB8                          __uqsub8
803
#define __UHSUB8                          __uhsub8
804
#define __SADD16                          __sadd16
805
#define __QADD16                          __qadd16
806
#define __SHADD16                         __shadd16
807
#define __UADD16                          __uadd16
808
#define __UQADD16                         __uqadd16
809
#define __UHADD16                         __uhadd16
810
#define __SSUB16                          __ssub16
811
#define __QSUB16                          __qsub16
812
#define __SHSUB16                         __shsub16
813
#define __USUB16                          __usub16
814
#define __UQSUB16                         __uqsub16
815
#define __UHSUB16                         __uhsub16
816
#define __SASX                            __sasx
817
#define __QASX                            __qasx
818
#define __SHASX                           __shasx
819
#define __UASX                            __uasx
820
#define __UQASX                           __uqasx
821
#define __UHASX                           __uhasx
822
#define __SSAX                            __ssax
823
#define __QSAX                            __qsax
824
#define __SHSAX                           __shsax
825
#define __USAX                            __usax
826
#define __UQSAX                           __uqsax
827
#define __UHSAX                           __uhsax
828
#define __USAD8                           __usad8
829
#define __USADA8                          __usada8
830
#define __SSAT16                          __ssat16
831
#define __USAT16                          __usat16
832
#define __UXTB16                          __uxtb16
833
#define __UXTAB16                         __uxtab16
834
#define __SXTB16                          __sxtb16
835
#define __SXTAB16                         __sxtab16
836
#define __SMUAD                           __smuad
837
#define __SMUADX                          __smuadx
838
#define __SMLAD                           __smlad
839
#define __SMLADX                          __smladx
840
#define __SMLALD                          __smlald
841
#define __SMLALDX                         __smlaldx
842
#define __SMUSD                           __smusd
843
#define __SMUSDX                          __smusdx
844
#define __SMLSD                           __smlsd
845
#define __SMLSDX                          __smlsdx
846
#define __SMLSLD                          __smlsld
847
#define __SMLSLDX                         __smlsldx
848
#define __SEL                             __sel
849
#define __QADD                            __qadd
850
#define __QSUB                            __qsub
851
 
852
#define __PKHBT(ARG1,ARG2,ARG3)          ( ((((uint32_t)(ARG1))          ) & 0x0000FFFFUL) |  \
853
                                           ((((uint32_t)(ARG2)) << (ARG3)) & 0xFFFF0000UL)  )
854
 
855
#define __PKHTB(ARG1,ARG2,ARG3)          ( ((((uint32_t)(ARG1))          ) & 0xFFFF0000UL) |  \
856
                                           ((((uint32_t)(ARG2)) >> (ARG3)) & 0x0000FFFFUL)  )
857
 
858
#define __SMMLA(ARG1,ARG2,ARG3)          ( (int32_t)((((int64_t)(ARG1) * (ARG2)) + \
859
                                                      ((int64_t)(ARG3) << 32U)     ) >> 32U))
860
 
861
#endif /* ((defined (__ARM_ARCH_7EM__) && (__ARM_ARCH_7EM__ == 1))     ) */
862
/*@} end of group CMSIS_SIMD_intrinsics */
863
 
864
 
865
#endif /* __CMSIS_ARMCC_H */