MG32F10x Standard Peripherals Firmware Library

cmsis_armcc.h
浏览该文件的文档.
1 /**************************************************************************/
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 ########################### */
115 /* intrinsic void __enable_irq(); */
116
117
123 /* intrinsic void __disable_irq(); */
124
130 __STATIC_INLINE uint32_t __get_CONTROL(void)
131 {
132 register uint32_t __regControl __ASM("control");
133 return(__regControl);
134 }
135
136
142 __STATIC_INLINE void __set_CONTROL(uint32_t control)
143 {
144 register uint32_t __regControl __ASM("control");
145 __regControl = control;
146 }
147
148
154 __STATIC_INLINE uint32_t __get_IPSR(void)
155 {
156 register uint32_t __regIPSR __ASM("ipsr");
157 return(__regIPSR);
158 }
159
160
166 __STATIC_INLINE uint32_t __get_APSR(void)
167 {
168 register uint32_t __regAPSR __ASM("apsr");
169 return(__regAPSR);
170 }
171
172
178 __STATIC_INLINE uint32_t __get_xPSR(void)
179 {
180 register uint32_t __regXPSR __ASM("xpsr");
181 return(__regXPSR);
182 }
183
184
190 __STATIC_INLINE uint32_t __get_PSP(void)
191 {
192 register uint32_t __regProcessStackPointer __ASM("psp");
193 return(__regProcessStackPointer);
194 }
195
196
202 __STATIC_INLINE void __set_PSP(uint32_t topOfProcStack)
203 {
204 register uint32_t __regProcessStackPointer __ASM("psp");
205 __regProcessStackPointer = topOfProcStack;
206 }
207
208
214 __STATIC_INLINE uint32_t __get_MSP(void)
215 {
216 register uint32_t __regMainStackPointer __ASM("msp");
217 return(__regMainStackPointer);
218 }
219
220
226 __STATIC_INLINE void __set_MSP(uint32_t topOfMainStack)
227 {
228 register uint32_t __regMainStackPointer __ASM("msp");
229 __regMainStackPointer = topOfMainStack;
230 }
231
232
238 __STATIC_INLINE uint32_t __get_PRIMASK(void)
239 {
240 register uint32_t __regPriMask __ASM("primask");
241 return(__regPriMask);
242 }
243
244
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
265 #define __enable_fault_irq __enable_fiq
266
267
273 #define __disable_fault_irq __disable_fiq
274
275
281 __STATIC_INLINE uint32_t __get_BASEPRI(void)
282 {
283 register uint32_t __regBasePri __ASM("basepri");
284 return(__regBasePri);
285 }
286
287
293 __STATIC_INLINE void __set_BASEPRI(uint32_t basePri)
294 {
295 register uint32_t __regBasePri __ASM("basepri");
296 __regBasePri = (basePri & 0xFFU);
297 }
298
299
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
318 __STATIC_INLINE uint32_t __get_FAULTMASK(void)
319 {
320 register uint32_t __regFaultMask __ASM("faultmask");
321 return(__regFaultMask);
322 }
323
324
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
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
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
377 /* ########################## Core Instruction Access ######################### */
387 #define __NOP __nop
388
389
394 #define __WFI __wfi
395
396
402 #define __WFE __wfe
403
404
409 #define __SEV __sev
410
411
418 #define __ISB() do {\
419 __schedule_barrier();\
420 __isb(0xF);\
421 __schedule_barrier();\
422 } while (0U)
423
429 #define __DSB() do {\
430 __schedule_barrier();\
431 __dsb(0xF);\
432 __schedule_barrier();\
433 } while (0U)
434
440 #define __DMB() do {\
441 __schedule_barrier();\
442 __dmb(0xF);\
443 __schedule_barrier();\
444 } while (0U)
445
446
453 #define __REV __rev
454
455
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
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
493 #define __ROR __ror
494
495
503 #define __BKPT(value) __breakpoint(value)
504
505
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
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
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
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
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
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
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
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
634 #define __CLREX __clrex
635
636
644 #define __SSAT __ssat
645
646
654 #define __USAT __usat
655
656
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
679 #define __LDRBT(ptr) ((uint8_t ) __ldrt(ptr))
680
681
688 #define __LDRHT(ptr) ((uint16_t) __ldrt(ptr))
689
690
697 #define __LDRT(ptr) ((uint32_t ) __ldrt(ptr))
698
699
706 #define __STRBT(value, ptr) __strt(value, ptr)
707
708
715 #define __STRHT(value, ptr) __strt(value, ptr)
716
717
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
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
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 /* end of group CMSIS_Core_InstructionInterface */
782
783
784 /* ################### Compiler specific Intrinsics ########################### */
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
865 #endif /* __CMSIS_ARMCC_H */
__get_CONTROL
__STATIC_INLINE uint32_t __get_CONTROL(void)
Enable IRQ Interrupts
Definition: cmsis_armcc.h:130
__get_IPSR
__STATIC_INLINE uint32_t __get_IPSR(void)
Get IPSR Register
Definition: cmsis_armcc.h:154
__USAT
__STATIC_FORCEINLINE uint32_t __USAT(int32_t val, uint32_t sat)
Unsigned Saturate
Definition: cmsis_armclang.h:1146
__get_PSP
__STATIC_INLINE uint32_t __get_PSP(void)
Get Process Stack Pointer
Definition: cmsis_armcc.h:190
__attribute__
__attribute__((section(".rev16_text"))) __STATIC_INLINE __ASM uint32_t __REV16(uint32_t value)
Reverse byte order (16 bit)
Definition: cmsis_armcc.h:463
__set_PSP
__STATIC_INLINE void __set_PSP(uint32_t topOfProcStack)
Set Process Stack Pointer
Definition: cmsis_armcc.h:202
__get_xPSR
__STATIC_INLINE uint32_t __get_xPSR(void)
Get xPSR Register
Definition: cmsis_armcc.h:178
__REVSH
__STATIC_FORCEINLINE int16_t __REVSH(int16_t value)
Reverse byte order (16 bit)
Definition: cmsis_gcc.h:934
__set_MSP
__STATIC_INLINE void __set_MSP(uint32_t topOfMainStack)
Set Main Stack Pointer
Definition: cmsis_armcc.h:226
__set_PRIMASK
__STATIC_INLINE void __set_PRIMASK(uint32_t priMask)
Set Priority Mask
Definition: cmsis_armcc.h:250
__REV16
__STATIC_FORCEINLINE uint32_t __REV16(uint32_t value)
Reverse byte order (16 bit)
Definition: cmsis_gcc.h:919
__RBIT
__STATIC_FORCEINLINE uint32_t __RBIT(uint32_t value)
Reverse bit order of value
Definition: cmsis_gcc.h:981
__set_FPSCR
__STATIC_INLINE void __set_FPSCR(uint32_t fpscr)
Set FPSCR
Definition: cmsis_armcc.h:362
__get_APSR
__STATIC_INLINE uint32_t __get_APSR(void)
Get APSR Register
Definition: cmsis_armcc.h:166
__get_PRIMASK
__STATIC_INLINE uint32_t __get_PRIMASK(void)
Get Priority Mask
Definition: cmsis_armcc.h:238
__get_MSP
__STATIC_INLINE uint32_t __get_MSP(void)
Get Main Stack Pointer
Definition: cmsis_armcc.h:214
__get_FPSCR
__STATIC_INLINE uint32_t __get_FPSCR(void)
Get FPSCR
Definition: cmsis_armcc.h:345
__set_CONTROL
__STATIC_INLINE void __set_CONTROL(uint32_t control)
Set Control Register
Definition: cmsis_armcc.h:142
__SSAT
__STATIC_FORCEINLINE int32_t __SSAT(int32_t val, uint32_t sat)
Signed Saturate
Definition: cmsis_armclang.h:1121