1 /**************************************************************************//**
3 * @brief CMSIS compiler GCC 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.
28 /* ignore some GCC warnings */
29 #pragma GCC diagnostic push
30 #pragma GCC diagnostic ignored "-Wsign-conversion"
31 #pragma GCC diagnostic ignored "-Wconversion"
32 #pragma GCC diagnostic ignored "-Wunused-parameter"
34 /* Fallback for __has_builtin */
36 #define __has_builtin(x) (0)
39 /* CMSIS compiler specific defines */
44 #define __INLINE inline
46 #ifndef __STATIC_INLINE
47 #define __STATIC_INLINE static inline
50 #define __NO_RETURN __attribute__((noreturn))
53 #define __USED __attribute__((used))
56 #define __WEAK __attribute__((weak))
59 #define __PACKED __attribute__((packed, aligned(1)))
61 #ifndef __PACKED_STRUCT
62 #define __PACKED_STRUCT struct __attribute__((packed, aligned(1)))
64 #ifndef __PACKED_UNION
65 #define __PACKED_UNION union __attribute__((packed, aligned(1)))
67 #ifndef __UNALIGNED_UINT32 /* deprecated */
68 #pragma GCC diagnostic push
69 #pragma GCC diagnostic ignored "-Wpacked"
70 #pragma GCC diagnostic ignored "-Wattributes"
71 struct __attribute__((packed)) T_UINT32 { uint32_t v; };
72 #pragma GCC diagnostic pop
73 #define __UNALIGNED_UINT32(x) (((struct T_UINT32 *)(x))->v)
75 #ifndef __UNALIGNED_UINT16_WRITE
76 #pragma GCC diagnostic push
77 #pragma GCC diagnostic ignored "-Wpacked"
78 #pragma GCC diagnostic ignored "-Wattributes"
79 __PACKED_STRUCT T_UINT16_WRITE { uint16_t v; };
80 #pragma GCC diagnostic pop
81 #define __UNALIGNED_UINT16_WRITE(addr, val) (void)((((struct T_UINT16_WRITE *)(void *)(addr))->v) = (val))
83 #ifndef __UNALIGNED_UINT16_READ
84 #pragma GCC diagnostic push
85 #pragma GCC diagnostic ignored "-Wpacked"
86 #pragma GCC diagnostic ignored "-Wattributes"
87 __PACKED_STRUCT T_UINT16_READ { uint16_t v; };
88 #pragma GCC diagnostic pop
89 #define __UNALIGNED_UINT16_READ(addr) (((const struct T_UINT16_READ *)(const void *)(addr))->v)
91 #ifndef __UNALIGNED_UINT32_WRITE
92 #pragma GCC diagnostic push
93 #pragma GCC diagnostic ignored "-Wpacked"
94 #pragma GCC diagnostic ignored "-Wattributes"
95 __PACKED_STRUCT T_UINT32_WRITE { uint32_t v; };
96 #pragma GCC diagnostic pop
97 #define __UNALIGNED_UINT32_WRITE(addr, val) (void)((((struct T_UINT32_WRITE *)(void *)(addr))->v) = (val))
99 #ifndef __UNALIGNED_UINT32_READ
100 #pragma GCC diagnostic push
101 #pragma GCC diagnostic ignored "-Wpacked"
102 #pragma GCC diagnostic ignored "-Wattributes"
103 __PACKED_STRUCT T_UINT32_READ { uint32_t v; };
104 #pragma GCC diagnostic pop
105 #define __UNALIGNED_UINT32_READ(addr) (((const struct T_UINT32_READ *)(const void *)(addr))->v)
108 #define __ALIGNED(x) __attribute__((aligned(x)))
112 /* ########################### Core Function Access ########################### */
113 /** \ingroup CMSIS_Core_FunctionInterface
114 \defgroup CMSIS_Core_RegAccFunctions CMSIS Core Register Access Functions
119 \brief Enable IRQ Interrupts
120 \details Enables IRQ interrupts by clearing the I-bit in the CPSR.
121 Can only be executed in Privileged modes.
123 __attribute__((always_inline)) __STATIC_INLINE void __enable_irq(void)
125 __ASM volatile ("cpsie i" : : : "memory");
130 \brief Disable IRQ Interrupts
131 \details Disables IRQ interrupts by setting the I-bit in the CPSR.
132 Can only be executed in Privileged modes.
134 __attribute__((always_inline)) __STATIC_INLINE void __disable_irq(void)
136 __ASM volatile ("cpsid i" : : : "memory");
141 \brief Get Control Register
142 \details Returns the content of the Control Register.
143 \return Control Register value
145 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_CONTROL(void)
149 __ASM volatile ("MRS %0, control" : "=r" (result) );
154 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
156 \brief Get Control Register (non-secure)
157 \details Returns the content of the non-secure Control Register when in secure mode.
158 \return non-secure Control Register value
160 __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_CONTROL_NS(void)
164 __ASM volatile ("MRS %0, control_ns" : "=r" (result) );
171 \brief Set Control Register
172 \details Writes the given value to the Control Register.
173 \param [in] control Control Register value to set
175 __attribute__((always_inline)) __STATIC_INLINE void __set_CONTROL(uint32_t control)
177 __ASM volatile ("MSR control, %0" : : "r" (control) : "memory");
181 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
183 \brief Set Control Register (non-secure)
184 \details Writes the given value to the non-secure Control Register when in secure state.
185 \param [in] control Control Register value to set
187 __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_CONTROL_NS(uint32_t control)
189 __ASM volatile ("MSR control_ns, %0" : : "r" (control) : "memory");
195 \brief Get IPSR Register
196 \details Returns the content of the IPSR Register.
197 \return IPSR Register value
199 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_IPSR(void)
203 __ASM volatile ("MRS %0, ipsr" : "=r" (result) );
209 \brief Get APSR Register
210 \details Returns the content of the APSR Register.
211 \return APSR Register value
213 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_APSR(void)
217 __ASM volatile ("MRS %0, apsr" : "=r" (result) );
223 \brief Get xPSR Register
224 \details Returns the content of the xPSR Register.
225 \return xPSR Register value
227 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_xPSR(void)
231 __ASM volatile ("MRS %0, xpsr" : "=r" (result) );
237 \brief Get Process Stack Pointer
238 \details Returns the current value of the Process Stack Pointer (PSP).
239 \return PSP Register value
241 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_PSP(void)
243 register uint32_t result;
245 __ASM volatile ("MRS %0, psp" : "=r" (result) );
250 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
252 \brief Get Process Stack Pointer (non-secure)
253 \details Returns the current value of the non-secure Process Stack Pointer (PSP) when in secure state.
254 \return PSP Register value
256 __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_PSP_NS(void)
258 register uint32_t result;
260 __ASM volatile ("MRS %0, psp_ns" : "=r" (result) );
267 \brief Set Process Stack Pointer
268 \details Assigns the given value to the Process Stack Pointer (PSP).
269 \param [in] topOfProcStack Process Stack Pointer value to set
271 __attribute__((always_inline)) __STATIC_INLINE void __set_PSP(uint32_t topOfProcStack)
273 __ASM volatile ("MSR psp, %0" : : "r" (topOfProcStack) : );
277 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
279 \brief Set Process Stack Pointer (non-secure)
280 \details Assigns the given value to the non-secure Process Stack Pointer (PSP) when in secure state.
281 \param [in] topOfProcStack Process Stack Pointer value to set
283 __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_PSP_NS(uint32_t topOfProcStack)
285 __ASM volatile ("MSR psp_ns, %0" : : "r" (topOfProcStack) : );
291 \brief Get Main Stack Pointer
292 \details Returns the current value of the Main Stack Pointer (MSP).
293 \return MSP Register value
295 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_MSP(void)
297 register uint32_t result;
299 __ASM volatile ("MRS %0, msp" : "=r" (result) );
304 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
306 \brief Get Main Stack Pointer (non-secure)
307 \details Returns the current value of the non-secure Main Stack Pointer (MSP) when in secure state.
308 \return MSP Register value
310 __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_MSP_NS(void)
312 register uint32_t result;
314 __ASM volatile ("MRS %0, msp_ns" : "=r" (result) );
321 \brief Set Main Stack Pointer
322 \details Assigns the given value to the Main Stack Pointer (MSP).
323 \param [in] topOfMainStack Main Stack Pointer value to set
325 __attribute__((always_inline)) __STATIC_INLINE void __set_MSP(uint32_t topOfMainStack)
327 __ASM volatile ("MSR msp, %0" : : "r" (topOfMainStack) : );
331 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
333 \brief Set Main Stack Pointer (non-secure)
334 \details Assigns the given value to the non-secure Main Stack Pointer (MSP) when in secure state.
335 \param [in] topOfMainStack Main Stack Pointer value to set
337 __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_MSP_NS(uint32_t topOfMainStack)
339 __ASM volatile ("MSR msp_ns, %0" : : "r" (topOfMainStack) : );
344 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
346 \brief Get Stack Pointer (non-secure)
347 \details Returns the current value of the non-secure Stack Pointer (SP) when in secure state.
348 \return SP Register value
350 __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_SP_NS(void)
352 register uint32_t result;
354 __ASM volatile ("MRS %0, sp_ns" : "=r" (result) );
360 \brief Set Stack Pointer (non-secure)
361 \details Assigns the given value to the non-secure Stack Pointer (SP) when in secure state.
362 \param [in] topOfStack Stack Pointer value to set
364 __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_SP_NS(uint32_t topOfStack)
366 __ASM volatile ("MSR sp_ns, %0" : : "r" (topOfStack) : );
372 \brief Get Priority Mask
373 \details Returns the current state of the priority mask bit from the Priority Mask Register.
374 \return Priority Mask value
376 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_PRIMASK(void)
380 __ASM volatile ("MRS %0, primask" : "=r" (result) );
385 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
387 \brief Get Priority Mask (non-secure)
388 \details Returns the current state of the non-secure priority mask bit from the Priority Mask Register when in secure state.
389 \return Priority Mask value
391 __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_PRIMASK_NS(void)
395 __ASM volatile ("MRS %0, primask_ns" : "=r" (result) );
402 \brief Set Priority Mask
403 \details Assigns the given value to the Priority Mask Register.
404 \param [in] priMask Priority Mask
406 __attribute__((always_inline)) __STATIC_INLINE void __set_PRIMASK(uint32_t priMask)
408 __ASM volatile ("MSR primask, %0" : : "r" (priMask) : "memory");
412 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
414 \brief Set Priority Mask (non-secure)
415 \details Assigns the given value to the non-secure Priority Mask Register when in secure state.
416 \param [in] priMask Priority Mask
418 __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_PRIMASK_NS(uint32_t priMask)
420 __ASM volatile ("MSR primask_ns, %0" : : "r" (priMask) : "memory");
425 #if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \
426 (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \
427 (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) )
430 \details Enables FIQ interrupts by clearing the F-bit in the CPSR.
431 Can only be executed in Privileged modes.
433 __attribute__((always_inline)) __STATIC_INLINE void __enable_fault_irq(void)
435 __ASM volatile ("cpsie f" : : : "memory");
441 \details Disables FIQ interrupts by setting the F-bit in the CPSR.
442 Can only be executed in Privileged modes.
444 __attribute__((always_inline)) __STATIC_INLINE void __disable_fault_irq(void)
446 __ASM volatile ("cpsid f" : : : "memory");
451 \brief Get Base Priority
452 \details Returns the current value of the Base Priority register.
453 \return Base Priority register value
455 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_BASEPRI(void)
459 __ASM volatile ("MRS %0, basepri" : "=r" (result) );
464 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
466 \brief Get Base Priority (non-secure)
467 \details Returns the current value of the non-secure Base Priority register when in secure state.
468 \return Base Priority register value
470 __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_BASEPRI_NS(void)
474 __ASM volatile ("MRS %0, basepri_ns" : "=r" (result) );
481 \brief Set Base Priority
482 \details Assigns the given value to the Base Priority register.
483 \param [in] basePri Base Priority value to set
485 __attribute__((always_inline)) __STATIC_INLINE void __set_BASEPRI(uint32_t basePri)
487 __ASM volatile ("MSR basepri, %0" : : "r" (basePri) : "memory");
491 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
493 \brief Set Base Priority (non-secure)
494 \details Assigns the given value to the non-secure Base Priority register when in secure state.
495 \param [in] basePri Base Priority value to set
497 __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_BASEPRI_NS(uint32_t basePri)
499 __ASM volatile ("MSR basepri_ns, %0" : : "r" (basePri) : "memory");
505 \brief Set Base Priority with condition
506 \details Assigns the given value to the Base Priority register only if BASEPRI masking is disabled,
507 or the new value increases the BASEPRI priority level.
508 \param [in] basePri Base Priority value to set
510 __attribute__((always_inline)) __STATIC_INLINE void __set_BASEPRI_MAX(uint32_t basePri)
512 __ASM volatile ("MSR basepri_max, %0" : : "r" (basePri) : "memory");
517 \brief Get Fault Mask
518 \details Returns the current value of the Fault Mask register.
519 \return Fault Mask register value
521 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_FAULTMASK(void)
525 __ASM volatile ("MRS %0, faultmask" : "=r" (result) );
530 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
532 \brief Get Fault Mask (non-secure)
533 \details Returns the current value of the non-secure Fault Mask register when in secure state.
534 \return Fault Mask register value
536 __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_FAULTMASK_NS(void)
540 __ASM volatile ("MRS %0, faultmask_ns" : "=r" (result) );
547 \brief Set Fault Mask
548 \details Assigns the given value to the Fault Mask register.
549 \param [in] faultMask Fault Mask value to set
551 __attribute__((always_inline)) __STATIC_INLINE void __set_FAULTMASK(uint32_t faultMask)
553 __ASM volatile ("MSR faultmask, %0" : : "r" (faultMask) : "memory");
557 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
559 \brief Set Fault Mask (non-secure)
560 \details Assigns the given value to the non-secure Fault Mask register when in secure state.
561 \param [in] faultMask Fault Mask value to set
563 __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_FAULTMASK_NS(uint32_t faultMask)
565 __ASM volatile ("MSR faultmask_ns, %0" : : "r" (faultMask) : "memory");
569 #endif /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \
570 (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \
571 (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) ) */
574 #if ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \
575 (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) )
578 \brief Get Process Stack Pointer Limit
579 \details Returns the current value of the Process Stack Pointer Limit (PSPLIM).
580 \return PSPLIM Register value
582 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_PSPLIM(void)
584 register uint32_t result;
586 __ASM volatile ("MRS %0, psplim" : "=r" (result) );
591 #if ((defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) && \
592 (defined (__ARM_ARCH_8M_MAIN__) && (__ARM_ARCH_8M_MAIN__ == 1)) )
594 \brief Get Process Stack Pointer Limit (non-secure)
595 \details Returns the current value of the non-secure Process Stack Pointer Limit (PSPLIM) when in secure state.
596 \return PSPLIM Register value
598 __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_PSPLIM_NS(void)
600 register uint32_t result;
602 __ASM volatile ("MRS %0, psplim_ns" : "=r" (result) );
609 \brief Set Process Stack Pointer Limit
610 \details Assigns the given value to the Process Stack Pointer Limit (PSPLIM).
611 \param [in] ProcStackPtrLimit Process Stack Pointer Limit value to set
613 __attribute__((always_inline)) __STATIC_INLINE void __set_PSPLIM(uint32_t ProcStackPtrLimit)
615 __ASM volatile ("MSR psplim, %0" : : "r" (ProcStackPtrLimit));
619 #if ((defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) && \
620 (defined (__ARM_ARCH_8M_MAIN__) && (__ARM_ARCH_8M_MAIN__ == 1)) )
622 \brief Set Process Stack Pointer (non-secure)
623 \details Assigns the given value to the non-secure Process Stack Pointer Limit (PSPLIM) when in secure state.
624 \param [in] ProcStackPtrLimit Process Stack Pointer Limit value to set
626 __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_PSPLIM_NS(uint32_t ProcStackPtrLimit)
628 __ASM volatile ("MSR psplim_ns, %0\n" : : "r" (ProcStackPtrLimit));
634 \brief Get Main Stack Pointer Limit
635 \details Returns the current value of the Main Stack Pointer Limit (MSPLIM).
636 \return MSPLIM Register value
638 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_MSPLIM(void)
640 register uint32_t result;
642 __ASM volatile ("MRS %0, msplim" : "=r" (result) );
648 #if ((defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) && \
649 (defined (__ARM_ARCH_8M_MAIN__) && (__ARM_ARCH_8M_MAIN__ == 1)) )
651 \brief Get Main Stack Pointer Limit (non-secure)
652 \details Returns the current value of the non-secure Main Stack Pointer Limit(MSPLIM) when in secure state.
653 \return MSPLIM Register value
655 __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_MSPLIM_NS(void)
657 register uint32_t result;
659 __ASM volatile ("MRS %0, msplim_ns" : "=r" (result) );
666 \brief Set Main Stack Pointer Limit
667 \details Assigns the given value to the Main Stack Pointer Limit (MSPLIM).
668 \param [in] MainStackPtrLimit Main Stack Pointer Limit value to set
670 __attribute__((always_inline)) __STATIC_INLINE void __set_MSPLIM(uint32_t MainStackPtrLimit)
672 __ASM volatile ("MSR msplim, %0" : : "r" (MainStackPtrLimit));
676 #if ((defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) && \
677 (defined (__ARM_ARCH_8M_MAIN__) && (__ARM_ARCH_8M_MAIN__ == 1)) )
679 \brief Set Main Stack Pointer Limit (non-secure)
680 \details Assigns the given value to the non-secure Main Stack Pointer Limit (MSPLIM) when in secure state.
681 \param [in] MainStackPtrLimit Main Stack Pointer value to set
683 __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_MSPLIM_NS(uint32_t MainStackPtrLimit)
685 __ASM volatile ("MSR msplim_ns, %0" : : "r" (MainStackPtrLimit));
689 #endif /* ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \
690 (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) ) */
693 #if ((defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \
694 (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) )
698 \details Returns the current value of the Floating Point Status/Control register.
699 \return Floating Point Status/Control register value
701 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_FPSCR(void)
703 #if ((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \
704 (defined (__FPU_USED ) && (__FPU_USED == 1U)) )
705 #if __has_builtin(__builtin_arm_get_fpscr) || (__GNUC__ > 7) || (__GNUC__ == 7 && __GNUC_MINOR__ >= 2)
706 /* see https://gcc.gnu.org/ml/gcc-patches/2017-04/msg00443.html */
707 return __builtin_arm_get_fpscr();
711 __ASM volatile ("VMRS %0, fpscr" : "=r" (result) );
722 \details Assigns the given value to the Floating Point Status/Control register.
723 \param [in] fpscr Floating Point Status/Control value to set
725 __attribute__((always_inline)) __STATIC_INLINE void __set_FPSCR(uint32_t fpscr)
727 #if ((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \
728 (defined (__FPU_USED ) && (__FPU_USED == 1U)) )
729 #if __has_builtin(__builtin_arm_set_fpscr) || (__GNUC__ > 7) || (__GNUC__ == 7 && __GNUC_MINOR__ >= 2)
730 /* see https://gcc.gnu.org/ml/gcc-patches/2017-04/msg00443.html */
731 __builtin_arm_set_fpscr(fpscr);
733 __ASM volatile ("VMSR fpscr, %0" : : "r" (fpscr) : "vfpcc", "memory");
740 #endif /* ((defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \
741 (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) ) */
745 /*@} end of CMSIS_Core_RegAccFunctions */
748 /* ########################## Core Instruction Access ######################### */
749 /** \defgroup CMSIS_Core_InstructionInterface CMSIS Core Instruction Interface
750 Access to dedicated instructions
754 /* Define macros for porting to both thumb1 and thumb2.
755 * For thumb1, use low register (r0-r7), specified by constraint "l"
756 * Otherwise, use general registers, specified by constraint "r" */
757 #if defined (__thumb__) && !defined (__thumb2__)
758 #define __CMSIS_GCC_OUT_REG(r) "=l" (r)
759 #define __CMSIS_GCC_RW_REG(r) "+l" (r)
760 #define __CMSIS_GCC_USE_REG(r) "l" (r)
762 #define __CMSIS_GCC_OUT_REG(r) "=r" (r)
763 #define __CMSIS_GCC_RW_REG(r) "+r" (r)
764 #define __CMSIS_GCC_USE_REG(r) "r" (r)
769 \details No Operation does nothing. This instruction can be used for code alignment purposes.
771 //__attribute__((always_inline)) __STATIC_INLINE void __NOP(void)
773 // __ASM volatile ("nop");
775 #define __NOP() __ASM volatile ("nop") /* This implementation generates debug information */
778 \brief Wait For Interrupt
779 \details Wait For Interrupt is a hint instruction that suspends execution until one of a number of events occurs.
781 //__attribute__((always_inline)) __STATIC_INLINE void __WFI(void)
783 // __ASM volatile ("wfi");
785 #define __WFI() __ASM volatile ("wfi") /* This implementation generates debug information */
789 \brief Wait For Event
790 \details Wait For Event is a hint instruction that permits the processor to enter
791 a low-power state until one of a number of events occurs.
793 //__attribute__((always_inline)) __STATIC_INLINE void __WFE(void)
795 // __ASM volatile ("wfe");
797 #define __WFE() __ASM volatile ("wfe") /* This implementation generates debug information */
802 \details Send Event is a hint instruction. It causes an event to be signaled to the CPU.
804 //__attribute__((always_inline)) __STATIC_INLINE void __SEV(void)
806 // __ASM volatile ("sev");
808 #define __SEV() __ASM volatile ("sev") /* This implementation generates debug information */
812 \brief Instruction Synchronization Barrier
813 \details Instruction Synchronization Barrier flushes the pipeline in the processor,
814 so that all instructions following the ISB are fetched from cache or memory,
815 after the instruction has been completed.
817 __attribute__((always_inline)) __STATIC_INLINE void __ISB(void)
819 __ASM volatile ("isb 0xF":::"memory");
824 \brief Data Synchronization Barrier
825 \details Acts as a special kind of Data Memory Barrier.
826 It completes when all explicit memory accesses before this instruction complete.
828 __attribute__((always_inline)) __STATIC_INLINE void __DSB(void)
830 __ASM volatile ("dsb 0xF":::"memory");
835 \brief Data Memory Barrier
836 \details Ensures the apparent order of the explicit memory operations before
837 and after the instruction, without ensuring their completion.
839 __attribute__((always_inline)) __STATIC_INLINE void __DMB(void)
841 __ASM volatile ("dmb 0xF":::"memory");
846 \brief Reverse byte order (32 bit)
847 \details Reverses the byte order in integer value.
848 \param [in] value Value to reverse
849 \return Reversed value
851 __attribute__((always_inline)) __STATIC_INLINE uint32_t __REV(uint32_t value)
853 #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5)
854 return __builtin_bswap32(value);
858 __ASM volatile ("rev %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) );
865 \brief Reverse byte order (16 bit)
866 \details Reverses the byte order in two unsigned short values.
867 \param [in] value Value to reverse
868 \return Reversed value
870 __attribute__((always_inline)) __STATIC_INLINE uint32_t __REV16(uint32_t value)
874 __ASM volatile ("rev16 %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) );
880 \brief Reverse byte order in signed short value
881 \details Reverses the byte order in a signed short value with sign extension to integer.
882 \param [in] value Value to reverse
883 \return Reversed value
885 __attribute__((always_inline)) __STATIC_INLINE int32_t __REVSH(int32_t value)
887 #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)
888 return (short)__builtin_bswap16(value);
892 __ASM volatile ("revsh %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) );
899 \brief Rotate Right in unsigned value (32 bit)
900 \details Rotate Right (immediate) provides the value of the contents of a register rotated by a variable number of bits.
901 \param [in] op1 Value to rotate
902 \param [in] op2 Number of Bits to rotate
903 \return Rotated value
905 __attribute__((always_inline)) __STATIC_INLINE uint32_t __ROR(uint32_t op1, uint32_t op2)
907 return (op1 >> op2) | (op1 << (32U - op2));
913 \details Causes the processor to enter Debug state.
914 Debug tools can use this to investigate system state when the instruction at a particular address is reached.
915 \param [in] value is ignored by the processor.
916 If required, a debugger can use it to store additional information about the breakpoint.
918 #define __BKPT(value) __ASM volatile ("bkpt "#value)
922 \brief Reverse bit order of value
923 \details Reverses the bit order of the given value.
924 \param [in] value Value to reverse
925 \return Reversed value
927 __attribute__((always_inline)) __STATIC_INLINE uint32_t __RBIT(uint32_t value)
931 #if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \
932 (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \
933 (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) )
934 __ASM volatile ("rbit %0, %1" : "=r" (result) : "r" (value) );
936 int32_t s = (4 /*sizeof(v)*/ * 8) - 1; /* extra shift needed at end */
938 result = value; /* r will be reversed bits of v; first get LSB of v */
939 for (value >>= 1U; value; value >>= 1U)
942 result |= value & 1U;
945 result <<= s; /* shift when v's highest bits are zero */
952 \brief Count leading zeros
953 \details Counts the number of leading zeros of a data value.
954 \param [in] value Value to count the leading zeros
955 \return number of leading zeros in value
957 #define __CLZ __builtin_clz
960 #if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \
961 (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \
962 (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \
963 (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) )
965 \brief LDR Exclusive (8 bit)
966 \details Executes a exclusive LDR instruction for 8 bit value.
967 \param [in] ptr Pointer to data
968 \return value of type uint8_t at (*ptr)
970 __attribute__((always_inline)) __STATIC_INLINE uint8_t __LDREXB(volatile uint8_t *addr)
974 #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)
975 __ASM volatile ("ldrexb %0, %1" : "=r" (result) : "Q" (*addr) );
977 /* Prior to GCC 4.8, "Q" will be expanded to [rx, #0] which is not
978 accepted by assembler. So has to use following less efficient pattern.
980 __ASM volatile ("ldrexb %0, [%1]" : "=r" (result) : "r" (addr) : "memory" );
982 return ((uint8_t) result); /* Add explicit type cast here */
987 \brief LDR Exclusive (16 bit)
988 \details Executes a exclusive LDR instruction for 16 bit values.
989 \param [in] ptr Pointer to data
990 \return value of type uint16_t at (*ptr)
992 __attribute__((always_inline)) __STATIC_INLINE uint16_t __LDREXH(volatile uint16_t *addr)
996 #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)
997 __ASM volatile ("ldrexh %0, %1" : "=r" (result) : "Q" (*addr) );
999 /* Prior to GCC 4.8, "Q" will be expanded to [rx, #0] which is not
1000 accepted by assembler. So has to use following less efficient pattern.
1002 __ASM volatile ("ldrexh %0, [%1]" : "=r" (result) : "r" (addr) : "memory" );
1004 return ((uint16_t) result); /* Add explicit type cast here */
1009 \brief LDR Exclusive (32 bit)
1010 \details Executes a exclusive LDR instruction for 32 bit values.
1011 \param [in] ptr Pointer to data
1012 \return value of type uint32_t at (*ptr)
1014 __attribute__((always_inline)) __STATIC_INLINE uint32_t __LDREXW(volatile uint32_t *addr)
1018 __ASM volatile ("ldrex %0, %1" : "=r" (result) : "Q" (*addr) );
1024 \brief STR Exclusive (8 bit)
1025 \details Executes a exclusive STR instruction for 8 bit values.
1026 \param [in] value Value to store
1027 \param [in] ptr Pointer to location
1028 \return 0 Function succeeded
1029 \return 1 Function failed
1031 __attribute__((always_inline)) __STATIC_INLINE uint32_t __STREXB(uint8_t value, volatile uint8_t *addr)
1035 __ASM volatile ("strexb %0, %2, %1" : "=&r" (result), "=Q" (*addr) : "r" ((uint32_t)value) );
1041 \brief STR Exclusive (16 bit)
1042 \details Executes a exclusive STR instruction for 16 bit values.
1043 \param [in] value Value to store
1044 \param [in] ptr Pointer to location
1045 \return 0 Function succeeded
1046 \return 1 Function failed
1048 __attribute__((always_inline)) __STATIC_INLINE uint32_t __STREXH(uint16_t value, volatile uint16_t *addr)
1052 __ASM volatile ("strexh %0, %2, %1" : "=&r" (result), "=Q" (*addr) : "r" ((uint32_t)value) );
1058 \brief STR Exclusive (32 bit)
1059 \details Executes a exclusive STR instruction for 32 bit values.
1060 \param [in] value Value to store
1061 \param [in] ptr Pointer to location
1062 \return 0 Function succeeded
1063 \return 1 Function failed
1065 __attribute__((always_inline)) __STATIC_INLINE uint32_t __STREXW(uint32_t value, volatile uint32_t *addr)
1069 __ASM volatile ("strex %0, %2, %1" : "=&r" (result), "=Q" (*addr) : "r" (value) );
1075 \brief Remove the exclusive lock
1076 \details Removes the exclusive lock which is created by LDREX.
1078 __attribute__((always_inline)) __STATIC_INLINE void __CLREX(void)
1080 __ASM volatile ("clrex" ::: "memory");
1083 #endif /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \
1084 (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \
1085 (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \
1086 (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) ) */
1089 #if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \
1090 (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \
1091 (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) )
1093 \brief Signed Saturate
1094 \details Saturates a signed value.
1095 \param [in] value Value to be saturated
1096 \param [in] sat Bit position to saturate to (1..32)
1097 \return Saturated value
1099 #define __SSAT(ARG1,ARG2) \
1101 int32_t __RES, __ARG1 = (ARG1); \
1102 __ASM ("ssat %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \
1108 \brief Unsigned Saturate
1109 \details Saturates an unsigned value.
1110 \param [in] value Value to be saturated
1111 \param [in] sat Bit position to saturate to (0..31)
1112 \return Saturated value
1114 #define __USAT(ARG1,ARG2) \
1116 uint32_t __RES, __ARG1 = (ARG1); \
1117 __ASM ("usat %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \
1123 \brief Rotate Right with Extend (32 bit)
1124 \details Moves each bit of a bitstring right by one bit.
1125 The carry input is shifted in at the left end of the bitstring.
1126 \param [in] value Value to rotate
1127 \return Rotated value
1129 __attribute__((always_inline)) __STATIC_INLINE uint32_t __RRX(uint32_t value)
1133 __ASM volatile ("rrx %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) );
1139 \brief LDRT Unprivileged (8 bit)
1140 \details Executes a Unprivileged LDRT instruction for 8 bit value.
1141 \param [in] ptr Pointer to data
1142 \return value of type uint8_t at (*ptr)
1144 __attribute__((always_inline)) __STATIC_INLINE uint8_t __LDRBT(volatile uint8_t *ptr)
1148 #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)
1149 __ASM volatile ("ldrbt %0, %1" : "=r" (result) : "Q" (*ptr) );
1151 /* Prior to GCC 4.8, "Q" will be expanded to [rx, #0] which is not
1152 accepted by assembler. So has to use following less efficient pattern.
1154 __ASM volatile ("ldrbt %0, [%1]" : "=r" (result) : "r" (ptr) : "memory" );
1156 return ((uint8_t) result); /* Add explicit type cast here */
1161 \brief LDRT Unprivileged (16 bit)
1162 \details Executes a Unprivileged LDRT instruction for 16 bit values.
1163 \param [in] ptr Pointer to data
1164 \return value of type uint16_t at (*ptr)
1166 __attribute__((always_inline)) __STATIC_INLINE uint16_t __LDRHT(volatile uint16_t *ptr)
1170 #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)
1171 __ASM volatile ("ldrht %0, %1" : "=r" (result) : "Q" (*ptr) );
1173 /* Prior to GCC 4.8, "Q" will be expanded to [rx, #0] which is not
1174 accepted by assembler. So has to use following less efficient pattern.
1176 __ASM volatile ("ldrht %0, [%1]" : "=r" (result) : "r" (ptr) : "memory" );
1178 return ((uint16_t) result); /* Add explicit type cast here */
1183 \brief LDRT Unprivileged (32 bit)
1184 \details Executes a Unprivileged LDRT instruction for 32 bit values.
1185 \param [in] ptr Pointer to data
1186 \return value of type uint32_t at (*ptr)
1188 __attribute__((always_inline)) __STATIC_INLINE uint32_t __LDRT(volatile uint32_t *ptr)
1192 __ASM volatile ("ldrt %0, %1" : "=r" (result) : "Q" (*ptr) );
1198 \brief STRT Unprivileged (8 bit)
1199 \details Executes a Unprivileged STRT instruction for 8 bit values.
1200 \param [in] value Value to store
1201 \param [in] ptr Pointer to location
1203 __attribute__((always_inline)) __STATIC_INLINE void __STRBT(uint8_t value, volatile uint8_t *ptr)
1205 __ASM volatile ("strbt %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) );
1210 \brief STRT Unprivileged (16 bit)
1211 \details Executes a Unprivileged STRT instruction for 16 bit values.
1212 \param [in] value Value to store
1213 \param [in] ptr Pointer to location
1215 __attribute__((always_inline)) __STATIC_INLINE void __STRHT(uint16_t value, volatile uint16_t *ptr)
1217 __ASM volatile ("strht %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) );
1222 \brief STRT Unprivileged (32 bit)
1223 \details Executes a Unprivileged STRT instruction for 32 bit values.
1224 \param [in] value Value to store
1225 \param [in] ptr Pointer to location
1227 __attribute__((always_inline)) __STATIC_INLINE void __STRT(uint32_t value, volatile uint32_t *ptr)
1229 __ASM volatile ("strt %1, %0" : "=Q" (*ptr) : "r" (value) );
1232 #endif /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \
1233 (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \
1234 (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) ) */
1237 #if ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \
1238 (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) )
1240 \brief Load-Acquire (8 bit)
1241 \details Executes a LDAB instruction for 8 bit value.
1242 \param [in] ptr Pointer to data
1243 \return value of type uint8_t at (*ptr)
1245 __attribute__((always_inline)) __STATIC_INLINE uint8_t __LDAB(volatile uint8_t *ptr)
1249 __ASM volatile ("ldab %0, %1" : "=r" (result) : "Q" (*ptr) );
1250 return ((uint8_t) result);
1255 \brief Load-Acquire (16 bit)
1256 \details Executes a LDAH instruction for 16 bit values.
1257 \param [in] ptr Pointer to data
1258 \return value of type uint16_t at (*ptr)
1260 __attribute__((always_inline)) __STATIC_INLINE uint16_t __LDAH(volatile uint16_t *ptr)
1264 __ASM volatile ("ldah %0, %1" : "=r" (result) : "Q" (*ptr) );
1265 return ((uint16_t) result);
1270 \brief Load-Acquire (32 bit)
1271 \details Executes a LDA instruction for 32 bit values.
1272 \param [in] ptr Pointer to data
1273 \return value of type uint32_t at (*ptr)
1275 __attribute__((always_inline)) __STATIC_INLINE uint32_t __LDA(volatile uint32_t *ptr)
1279 __ASM volatile ("lda %0, %1" : "=r" (result) : "Q" (*ptr) );
1285 \brief Store-Release (8 bit)
1286 \details Executes a STLB instruction for 8 bit values.
1287 \param [in] value Value to store
1288 \param [in] ptr Pointer to location
1290 __attribute__((always_inline)) __STATIC_INLINE void __STLB(uint8_t value, volatile uint8_t *ptr)
1292 __ASM volatile ("stlb %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) );
1297 \brief Store-Release (16 bit)
1298 \details Executes a STLH instruction for 16 bit values.
1299 \param [in] value Value to store
1300 \param [in] ptr Pointer to location
1302 __attribute__((always_inline)) __STATIC_INLINE void __STLH(uint16_t value, volatile uint16_t *ptr)
1304 __ASM volatile ("stlh %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) );
1309 \brief Store-Release (32 bit)
1310 \details Executes a STL instruction for 32 bit values.
1311 \param [in] value Value to store
1312 \param [in] ptr Pointer to location
1314 __attribute__((always_inline)) __STATIC_INLINE void __STL(uint32_t value, volatile uint32_t *ptr)
1316 __ASM volatile ("stl %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) );
1321 \brief Load-Acquire Exclusive (8 bit)
1322 \details Executes a LDAB exclusive instruction for 8 bit value.
1323 \param [in] ptr Pointer to data
1324 \return value of type uint8_t at (*ptr)
1326 __attribute__((always_inline)) __STATIC_INLINE uint8_t __LDAEXB(volatile uint8_t *ptr)
1330 __ASM volatile ("ldaexb %0, %1" : "=r" (result) : "Q" (*ptr) );
1331 return ((uint8_t) result);
1336 \brief Load-Acquire Exclusive (16 bit)
1337 \details Executes a LDAH exclusive instruction for 16 bit values.
1338 \param [in] ptr Pointer to data
1339 \return value of type uint16_t at (*ptr)
1341 __attribute__((always_inline)) __STATIC_INLINE uint16_t __LDAEXH(volatile uint16_t *ptr)
1345 __ASM volatile ("ldaexh %0, %1" : "=r" (result) : "Q" (*ptr) );
1346 return ((uint16_t) result);
1351 \brief Load-Acquire Exclusive (32 bit)
1352 \details Executes a LDA exclusive instruction for 32 bit values.
1353 \param [in] ptr Pointer to data
1354 \return value of type uint32_t at (*ptr)
1356 __attribute__((always_inline)) __STATIC_INLINE uint32_t __LDAEX(volatile uint32_t *ptr)
1360 __ASM volatile ("ldaex %0, %1" : "=r" (result) : "Q" (*ptr) );
1366 \brief Store-Release Exclusive (8 bit)
1367 \details Executes a STLB exclusive instruction for 8 bit values.
1368 \param [in] value Value to store
1369 \param [in] ptr Pointer to location
1370 \return 0 Function succeeded
1371 \return 1 Function failed
1373 __attribute__((always_inline)) __STATIC_INLINE uint32_t __STLEXB(uint8_t value, volatile uint8_t *ptr)
1377 __ASM volatile ("stlexb %0, %2, %1" : "=&r" (result), "=Q" (*ptr) : "r" ((uint32_t)value) );
1383 \brief Store-Release Exclusive (16 bit)
1384 \details Executes a STLH exclusive instruction for 16 bit values.
1385 \param [in] value Value to store
1386 \param [in] ptr Pointer to location
1387 \return 0 Function succeeded
1388 \return 1 Function failed
1390 __attribute__((always_inline)) __STATIC_INLINE uint32_t __STLEXH(uint16_t value, volatile uint16_t *ptr)
1394 __ASM volatile ("stlexh %0, %2, %1" : "=&r" (result), "=Q" (*ptr) : "r" ((uint32_t)value) );
1400 \brief Store-Release Exclusive (32 bit)
1401 \details Executes a STL exclusive instruction for 32 bit values.
1402 \param [in] value Value to store
1403 \param [in] ptr Pointer to location
1404 \return 0 Function succeeded
1405 \return 1 Function failed
1407 __attribute__((always_inline)) __STATIC_INLINE uint32_t __STLEX(uint32_t value, volatile uint32_t *ptr)
1411 __ASM volatile ("stlex %0, %2, %1" : "=&r" (result), "=Q" (*ptr) : "r" ((uint32_t)value) );
1415 #endif /* ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \
1416 (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) ) */
1418 /*@}*/ /* end of group CMSIS_Core_InstructionInterface */
1421 /* ################### Compiler specific Intrinsics ########################### */
1422 /** \defgroup CMSIS_SIMD_intrinsics CMSIS SIMD Intrinsics
1423 Access to dedicated SIMD instructions
1427 #if (__ARM_FEATURE_DSP == 1) /* ToDo ARMCLANG: This should be ARCH >= ARMv7-M + SIMD */
1429 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SADD8(uint32_t op1, uint32_t op2)
1433 __ASM volatile ("sadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1437 __attribute__((always_inline)) __STATIC_INLINE uint32_t __QADD8(uint32_t op1, uint32_t op2)
1441 __ASM volatile ("qadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1445 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SHADD8(uint32_t op1, uint32_t op2)
1449 __ASM volatile ("shadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1453 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UADD8(uint32_t op1, uint32_t op2)
1457 __ASM volatile ("uadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1461 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UQADD8(uint32_t op1, uint32_t op2)
1465 __ASM volatile ("uqadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1469 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UHADD8(uint32_t op1, uint32_t op2)
1473 __ASM volatile ("uhadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1478 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SSUB8(uint32_t op1, uint32_t op2)
1482 __ASM volatile ("ssub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1486 __attribute__((always_inline)) __STATIC_INLINE uint32_t __QSUB8(uint32_t op1, uint32_t op2)
1490 __ASM volatile ("qsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1494 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SHSUB8(uint32_t op1, uint32_t op2)
1498 __ASM volatile ("shsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1502 __attribute__((always_inline)) __STATIC_INLINE uint32_t __USUB8(uint32_t op1, uint32_t op2)
1506 __ASM volatile ("usub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1510 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UQSUB8(uint32_t op1, uint32_t op2)
1514 __ASM volatile ("uqsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1518 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UHSUB8(uint32_t op1, uint32_t op2)
1522 __ASM volatile ("uhsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1527 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SADD16(uint32_t op1, uint32_t op2)
1531 __ASM volatile ("sadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1535 __attribute__((always_inline)) __STATIC_INLINE uint32_t __QADD16(uint32_t op1, uint32_t op2)
1539 __ASM volatile ("qadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1543 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SHADD16(uint32_t op1, uint32_t op2)
1547 __ASM volatile ("shadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1551 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UADD16(uint32_t op1, uint32_t op2)
1555 __ASM volatile ("uadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1559 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UQADD16(uint32_t op1, uint32_t op2)
1563 __ASM volatile ("uqadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1567 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UHADD16(uint32_t op1, uint32_t op2)
1571 __ASM volatile ("uhadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1575 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SSUB16(uint32_t op1, uint32_t op2)
1579 __ASM volatile ("ssub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1583 __attribute__((always_inline)) __STATIC_INLINE uint32_t __QSUB16(uint32_t op1, uint32_t op2)
1587 __ASM volatile ("qsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1591 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SHSUB16(uint32_t op1, uint32_t op2)
1595 __ASM volatile ("shsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1599 __attribute__((always_inline)) __STATIC_INLINE uint32_t __USUB16(uint32_t op1, uint32_t op2)
1603 __ASM volatile ("usub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1607 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UQSUB16(uint32_t op1, uint32_t op2)
1611 __ASM volatile ("uqsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1615 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UHSUB16(uint32_t op1, uint32_t op2)
1619 __ASM volatile ("uhsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1623 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SASX(uint32_t op1, uint32_t op2)
1627 __ASM volatile ("sasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1631 __attribute__((always_inline)) __STATIC_INLINE uint32_t __QASX(uint32_t op1, uint32_t op2)
1635 __ASM volatile ("qasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1639 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SHASX(uint32_t op1, uint32_t op2)
1643 __ASM volatile ("shasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1647 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UASX(uint32_t op1, uint32_t op2)
1651 __ASM volatile ("uasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1655 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UQASX(uint32_t op1, uint32_t op2)
1659 __ASM volatile ("uqasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1663 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UHASX(uint32_t op1, uint32_t op2)
1667 __ASM volatile ("uhasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1671 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SSAX(uint32_t op1, uint32_t op2)
1675 __ASM volatile ("ssax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1679 __attribute__((always_inline)) __STATIC_INLINE uint32_t __QSAX(uint32_t op1, uint32_t op2)
1683 __ASM volatile ("qsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1687 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SHSAX(uint32_t op1, uint32_t op2)
1691 __ASM volatile ("shsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1695 __attribute__((always_inline)) __STATIC_INLINE uint32_t __USAX(uint32_t op1, uint32_t op2)
1699 __ASM volatile ("usax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1703 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UQSAX(uint32_t op1, uint32_t op2)
1707 __ASM volatile ("uqsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1711 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UHSAX(uint32_t op1, uint32_t op2)
1715 __ASM volatile ("uhsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1719 __attribute__((always_inline)) __STATIC_INLINE uint32_t __USAD8(uint32_t op1, uint32_t op2)
1723 __ASM volatile ("usad8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1727 __attribute__((always_inline)) __STATIC_INLINE uint32_t __USADA8(uint32_t op1, uint32_t op2, uint32_t op3)
1731 __ASM volatile ("usada8 %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) );
1735 #define __SSAT16(ARG1,ARG2) \
1737 int32_t __RES, __ARG1 = (ARG1); \
1738 __ASM ("ssat16 %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \
1742 #define __USAT16(ARG1,ARG2) \
1744 uint32_t __RES, __ARG1 = (ARG1); \
1745 __ASM ("usat16 %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \
1749 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UXTB16(uint32_t op1)
1753 __ASM volatile ("uxtb16 %0, %1" : "=r" (result) : "r" (op1));
1757 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UXTAB16(uint32_t op1, uint32_t op2)
1761 __ASM volatile ("uxtab16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1765 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SXTB16(uint32_t op1)
1769 __ASM volatile ("sxtb16 %0, %1" : "=r" (result) : "r" (op1));
1773 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SXTAB16(uint32_t op1, uint32_t op2)
1777 __ASM volatile ("sxtab16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1781 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMUAD (uint32_t op1, uint32_t op2)
1785 __ASM volatile ("smuad %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1789 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMUADX (uint32_t op1, uint32_t op2)
1793 __ASM volatile ("smuadx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1797 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMLAD (uint32_t op1, uint32_t op2, uint32_t op3)
1801 __ASM volatile ("smlad %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) );
1805 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMLADX (uint32_t op1, uint32_t op2, uint32_t op3)
1809 __ASM volatile ("smladx %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) );
1813 __attribute__((always_inline)) __STATIC_INLINE uint64_t __SMLALD (uint32_t op1, uint32_t op2, uint64_t acc)
1821 #ifndef __ARMEB__ /* Little endian */
1822 __ASM volatile ("smlald %0, %1, %2, %3" : "=r" (llr.w32[0]), "=r" (llr.w32[1]): "r" (op1), "r" (op2) , "0" (llr.w32[0]), "1" (llr.w32[1]) );
1823 #else /* Big endian */
1824 __ASM volatile ("smlald %0, %1, %2, %3" : "=r" (llr.w32[1]), "=r" (llr.w32[0]): "r" (op1), "r" (op2) , "0" (llr.w32[1]), "1" (llr.w32[0]) );
1830 __attribute__((always_inline)) __STATIC_INLINE uint64_t __SMLALDX (uint32_t op1, uint32_t op2, uint64_t acc)
1838 #ifndef __ARMEB__ /* Little endian */
1839 __ASM volatile ("smlaldx %0, %1, %2, %3" : "=r" (llr.w32[0]), "=r" (llr.w32[1]): "r" (op1), "r" (op2) , "0" (llr.w32[0]), "1" (llr.w32[1]) );
1840 #else /* Big endian */
1841 __ASM volatile ("smlaldx %0, %1, %2, %3" : "=r" (llr.w32[1]), "=r" (llr.w32[0]): "r" (op1), "r" (op2) , "0" (llr.w32[1]), "1" (llr.w32[0]) );
1847 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMUSD (uint32_t op1, uint32_t op2)
1851 __ASM volatile ("smusd %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1855 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMUSDX (uint32_t op1, uint32_t op2)
1859 __ASM volatile ("smusdx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1863 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMLSD (uint32_t op1, uint32_t op2, uint32_t op3)
1867 __ASM volatile ("smlsd %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) );
1871 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMLSDX (uint32_t op1, uint32_t op2, uint32_t op3)
1875 __ASM volatile ("smlsdx %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) );
1879 __attribute__((always_inline)) __STATIC_INLINE uint64_t __SMLSLD (uint32_t op1, uint32_t op2, uint64_t acc)
1887 #ifndef __ARMEB__ /* Little endian */
1888 __ASM volatile ("smlsld %0, %1, %2, %3" : "=r" (llr.w32[0]), "=r" (llr.w32[1]): "r" (op1), "r" (op2) , "0" (llr.w32[0]), "1" (llr.w32[1]) );
1889 #else /* Big endian */
1890 __ASM volatile ("smlsld %0, %1, %2, %3" : "=r" (llr.w32[1]), "=r" (llr.w32[0]): "r" (op1), "r" (op2) , "0" (llr.w32[1]), "1" (llr.w32[0]) );
1896 __attribute__((always_inline)) __STATIC_INLINE uint64_t __SMLSLDX (uint32_t op1, uint32_t op2, uint64_t acc)
1904 #ifndef __ARMEB__ /* Little endian */
1905 __ASM volatile ("smlsldx %0, %1, %2, %3" : "=r" (llr.w32[0]), "=r" (llr.w32[1]): "r" (op1), "r" (op2) , "0" (llr.w32[0]), "1" (llr.w32[1]) );
1906 #else /* Big endian */
1907 __ASM volatile ("smlsldx %0, %1, %2, %3" : "=r" (llr.w32[1]), "=r" (llr.w32[0]): "r" (op1), "r" (op2) , "0" (llr.w32[1]), "1" (llr.w32[0]) );
1913 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SEL (uint32_t op1, uint32_t op2)
1917 __ASM volatile ("sel %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1921 __attribute__((always_inline)) __STATIC_INLINE int32_t __QADD( int32_t op1, int32_t op2)
1925 __ASM volatile ("qadd %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1929 __attribute__((always_inline)) __STATIC_INLINE int32_t __QSUB( int32_t op1, int32_t op2)
1933 __ASM volatile ("qsub %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1938 #define __PKHBT(ARG1,ARG2,ARG3) \
1940 uint32_t __RES, __ARG1 = (ARG1), __ARG2 = (ARG2); \
1941 __ASM ("pkhbt %0, %1, %2, lsl %3" : "=r" (__RES) : "r" (__ARG1), "r" (__ARG2), "I" (ARG3) ); \
1945 #define __PKHTB(ARG1,ARG2,ARG3) \
1947 uint32_t __RES, __ARG1 = (ARG1), __ARG2 = (ARG2); \
1949 __ASM ("pkhtb %0, %1, %2" : "=r" (__RES) : "r" (__ARG1), "r" (__ARG2) ); \
1951 __ASM ("pkhtb %0, %1, %2, asr %3" : "=r" (__RES) : "r" (__ARG1), "r" (__ARG2), "I" (ARG3) ); \
1956 #define __PKHBT(ARG1,ARG2,ARG3) ( ((((uint32_t)(ARG1)) ) & 0x0000FFFFUL) | \
1957 ((((uint32_t)(ARG2)) << (ARG3)) & 0xFFFF0000UL) )
1959 #define __PKHTB(ARG1,ARG2,ARG3) ( ((((uint32_t)(ARG1)) ) & 0xFFFF0000UL) | \
1960 ((((uint32_t)(ARG2)) >> (ARG3)) & 0x0000FFFFUL) )
1962 __attribute__((always_inline)) __STATIC_INLINE int32_t __SMMLA (int32_t op1, int32_t op2, int32_t op3)
1966 __ASM volatile ("smmla %0, %1, %2, %3" : "=r" (result): "r" (op1), "r" (op2), "r" (op3) );
1970 #endif /* (__ARM_FEATURE_DSP == 1) */
1971 /*@} end of group CMSIS_SIMD_intrinsics */
1974 #pragma GCC diagnostic pop
1976 #endif /* __CMSIS_GCC_H */