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 /* CMSIS compiler specific defines */
39 #define __INLINE inline
41 #ifndef __STATIC_INLINE
42 #define __STATIC_INLINE static inline
45 #define __NO_RETURN __attribute__((noreturn))
48 #define __USED __attribute__((used))
51 #define __WEAK __attribute__((weak))
54 #define __PACKED __attribute__((packed, aligned(1)))
56 #ifndef __PACKED_STRUCT
57 #define __PACKED_STRUCT struct __attribute__((packed, aligned(1)))
59 #ifndef __UNALIGNED_UINT32 /* deprecated */
60 #pragma GCC diagnostic push
61 #pragma GCC diagnostic ignored "-Wpacked"
62 #pragma GCC diagnostic ignored "-Wattributes"
63 struct __attribute__((packed)) T_UINT32 { uint32_t v; };
64 #pragma GCC diagnostic pop
65 #define __UNALIGNED_UINT32(x) (((struct T_UINT32 *)(x))->v)
67 #ifndef __UNALIGNED_UINT16_WRITE
68 #pragma GCC diagnostic push
69 #pragma GCC diagnostic ignored "-Wpacked"
70 #pragma GCC diagnostic ignored "-Wattributes"
71 __PACKED_STRUCT T_UINT16_WRITE { uint16_t v; };
72 #pragma GCC diagnostic pop
73 #define __UNALIGNED_UINT16_WRITE(addr, val) (void)((((struct T_UINT16_WRITE *)(void *)(addr))->v) = (val))
75 #ifndef __UNALIGNED_UINT16_READ
76 #pragma GCC diagnostic push
77 #pragma GCC diagnostic ignored "-Wpacked"
78 #pragma GCC diagnostic ignored "-Wattributes"
79 __PACKED_STRUCT T_UINT16_READ { uint16_t v; };
80 #pragma GCC diagnostic pop
81 #define __UNALIGNED_UINT16_READ(addr) (((const struct T_UINT16_READ *)(const void *)(addr))->v)
83 #ifndef __UNALIGNED_UINT32_WRITE
84 #pragma GCC diagnostic push
85 #pragma GCC diagnostic ignored "-Wpacked"
86 #pragma GCC diagnostic ignored "-Wattributes"
87 __PACKED_STRUCT T_UINT32_WRITE { uint32_t v; };
88 #pragma GCC diagnostic pop
89 #define __UNALIGNED_UINT32_WRITE(addr, val) (void)((((struct T_UINT32_WRITE *)(void *)(addr))->v) = (val))
91 #ifndef __UNALIGNED_UINT32_READ
92 #pragma GCC diagnostic push
93 #pragma GCC diagnostic ignored "-Wpacked"
94 #pragma GCC diagnostic ignored "-Wattributes"
95 __PACKED_STRUCT T_UINT32_READ { uint32_t v; };
96 #pragma GCC diagnostic pop
97 #define __UNALIGNED_UINT32_READ(addr) (((const struct T_UINT32_READ *)(const void *)(addr))->v)
100 #define __ALIGNED(x) __attribute__((aligned(x)))
104 /* ########################### Core Function Access ########################### */
105 /** \ingroup CMSIS_Core_FunctionInterface
106 \defgroup CMSIS_Core_RegAccFunctions CMSIS Core Register Access Functions
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.
115 __attribute__((always_inline)) __STATIC_INLINE void __enable_irq(void)
117 __ASM volatile ("cpsie i" : : : "memory");
122 \brief Disable IRQ Interrupts
123 \details Disables IRQ interrupts by setting the I-bit in the CPSR.
124 Can only be executed in Privileged modes.
126 __attribute__((always_inline)) __STATIC_INLINE void __disable_irq(void)
128 __ASM volatile ("cpsid i" : : : "memory");
133 \brief Get Control Register
134 \details Returns the content of the Control Register.
135 \return Control Register value
137 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_CONTROL(void)
141 __ASM volatile ("MRS %0, control" : "=r" (result) );
146 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
148 \brief Get Control Register (non-secure)
149 \details Returns the content of the non-secure Control Register when in secure mode.
150 \return non-secure Control Register value
152 __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_CONTROL_NS(void)
156 __ASM volatile ("MRS %0, control_ns" : "=r" (result) );
163 \brief Set Control Register
164 \details Writes the given value to the Control Register.
165 \param [in] control Control Register value to set
167 __attribute__((always_inline)) __STATIC_INLINE void __set_CONTROL(uint32_t control)
169 __ASM volatile ("MSR control, %0" : : "r" (control) : "memory");
173 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
175 \brief Set Control Register (non-secure)
176 \details Writes the given value to the non-secure Control Register when in secure state.
177 \param [in] control Control Register value to set
179 __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_CONTROL_NS(uint32_t control)
181 __ASM volatile ("MSR control_ns, %0" : : "r" (control) : "memory");
187 \brief Get IPSR Register
188 \details Returns the content of the IPSR Register.
189 \return IPSR Register value
191 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_IPSR(void)
195 __ASM volatile ("MRS %0, ipsr" : "=r" (result) );
201 \brief Get APSR Register
202 \details Returns the content of the APSR Register.
203 \return APSR Register value
205 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_APSR(void)
209 __ASM volatile ("MRS %0, apsr" : "=r" (result) );
215 \brief Get xPSR Register
216 \details Returns the content of the xPSR Register.
217 \return xPSR Register value
219 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_xPSR(void)
223 __ASM volatile ("MRS %0, xpsr" : "=r" (result) );
229 \brief Get Process Stack Pointer
230 \details Returns the current value of the Process Stack Pointer (PSP).
231 \return PSP Register value
233 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_PSP(void)
235 register uint32_t result;
237 __ASM volatile ("MRS %0, psp" : "=r" (result) );
242 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
244 \brief Get Process Stack Pointer (non-secure)
245 \details Returns the current value of the non-secure Process Stack Pointer (PSP) when in secure state.
246 \return PSP Register value
248 __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_PSP_NS(void)
250 register uint32_t result;
252 __ASM volatile ("MRS %0, psp_ns" : "=r" (result) );
259 \brief Set Process Stack Pointer
260 \details Assigns the given value to the Process Stack Pointer (PSP).
261 \param [in] topOfProcStack Process Stack Pointer value to set
263 __attribute__((always_inline)) __STATIC_INLINE void __set_PSP(uint32_t topOfProcStack)
265 __ASM volatile ("MSR psp, %0" : : "r" (topOfProcStack) : );
269 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
271 \brief Set Process Stack Pointer (non-secure)
272 \details Assigns the given value to the non-secure Process Stack Pointer (PSP) when in secure state.
273 \param [in] topOfProcStack Process Stack Pointer value to set
275 __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_PSP_NS(uint32_t topOfProcStack)
277 __ASM volatile ("MSR psp_ns, %0" : : "r" (topOfProcStack) : );
283 \brief Get Main Stack Pointer
284 \details Returns the current value of the Main Stack Pointer (MSP).
285 \return MSP Register value
287 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_MSP(void)
289 register uint32_t result;
291 __ASM volatile ("MRS %0, msp" : "=r" (result) );
296 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
298 \brief Get Main Stack Pointer (non-secure)
299 \details Returns the current value of the non-secure Main Stack Pointer (MSP) when in secure state.
300 \return MSP Register value
302 __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_MSP_NS(void)
304 register uint32_t result;
306 __ASM volatile ("MRS %0, msp_ns" : "=r" (result) );
313 \brief Set Main Stack Pointer
314 \details Assigns the given value to the Main Stack Pointer (MSP).
315 \param [in] topOfMainStack Main Stack Pointer value to set
317 __attribute__((always_inline)) __STATIC_INLINE void __set_MSP(uint32_t topOfMainStack)
319 __ASM volatile ("MSR msp, %0" : : "r" (topOfMainStack) : );
323 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
325 \brief Set Main Stack Pointer (non-secure)
326 \details Assigns the given value to the non-secure Main Stack Pointer (MSP) when in secure state.
327 \param [in] topOfMainStack Main Stack Pointer value to set
329 __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_MSP_NS(uint32_t topOfMainStack)
331 __ASM volatile ("MSR msp_ns, %0" : : "r" (topOfMainStack) : );
336 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
338 \brief Get Stack Pointer (non-secure)
339 \details Returns the current value of the non-secure Stack Pointer (SP) when in secure state.
340 \return SP Register value
342 __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_SP_NS(void)
344 register uint32_t result;
346 __ASM volatile ("MRS %0, sp_ns" : "=r" (result) );
352 \brief Set Stack Pointer (non-secure)
353 \details Assigns the given value to the non-secure Stack Pointer (SP) when in secure state.
354 \param [in] topOfStack Stack Pointer value to set
356 __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_SP_NS(uint32_t topOfStack)
358 __ASM volatile ("MSR sp_ns, %0" : : "r" (topOfStack) : );
364 \brief Get Priority Mask
365 \details Returns the current state of the priority mask bit from the Priority Mask Register.
366 \return Priority Mask value
368 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_PRIMASK(void)
372 __ASM volatile ("MRS %0, primask" : "=r" (result) );
377 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
379 \brief Get Priority Mask (non-secure)
380 \details Returns the current state of the non-secure priority mask bit from the Priority Mask Register when in secure state.
381 \return Priority Mask value
383 __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_PRIMASK_NS(void)
387 __ASM volatile ("MRS %0, primask_ns" : "=r" (result) );
394 \brief Set Priority Mask
395 \details Assigns the given value to the Priority Mask Register.
396 \param [in] priMask Priority Mask
398 __attribute__((always_inline)) __STATIC_INLINE void __set_PRIMASK(uint32_t priMask)
400 __ASM volatile ("MSR primask, %0" : : "r" (priMask) : "memory");
404 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
406 \brief Set Priority Mask (non-secure)
407 \details Assigns the given value to the non-secure Priority Mask Register when in secure state.
408 \param [in] priMask Priority Mask
410 __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_PRIMASK_NS(uint32_t priMask)
412 __ASM volatile ("MSR primask_ns, %0" : : "r" (priMask) : "memory");
417 #if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \
418 (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \
419 (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) )
422 \details Enables FIQ interrupts by clearing the F-bit in the CPSR.
423 Can only be executed in Privileged modes.
425 __attribute__((always_inline)) __STATIC_INLINE void __enable_fault_irq(void)
427 __ASM volatile ("cpsie f" : : : "memory");
433 \details Disables FIQ interrupts by setting the F-bit in the CPSR.
434 Can only be executed in Privileged modes.
436 __attribute__((always_inline)) __STATIC_INLINE void __disable_fault_irq(void)
438 __ASM volatile ("cpsid f" : : : "memory");
443 \brief Get Base Priority
444 \details Returns the current value of the Base Priority register.
445 \return Base Priority register value
447 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_BASEPRI(void)
451 __ASM volatile ("MRS %0, basepri" : "=r" (result) );
456 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
458 \brief Get Base Priority (non-secure)
459 \details Returns the current value of the non-secure Base Priority register when in secure state.
460 \return Base Priority register value
462 __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_BASEPRI_NS(void)
466 __ASM volatile ("MRS %0, basepri_ns" : "=r" (result) );
473 \brief Set Base Priority
474 \details Assigns the given value to the Base Priority register.
475 \param [in] basePri Base Priority value to set
477 __attribute__((always_inline)) __STATIC_INLINE void __set_BASEPRI(uint32_t basePri)
479 __ASM volatile ("MSR basepri, %0" : : "r" (basePri) : "memory");
483 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
485 \brief Set Base Priority (non-secure)
486 \details Assigns the given value to the non-secure Base Priority register when in secure state.
487 \param [in] basePri Base Priority value to set
489 __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_BASEPRI_NS(uint32_t basePri)
491 __ASM volatile ("MSR basepri_ns, %0" : : "r" (basePri) : "memory");
497 \brief Set Base Priority with condition
498 \details Assigns the given value to the Base Priority register only if BASEPRI masking is disabled,
499 or the new value increases the BASEPRI priority level.
500 \param [in] basePri Base Priority value to set
502 __attribute__((always_inline)) __STATIC_INLINE void __set_BASEPRI_MAX(uint32_t basePri)
504 __ASM volatile ("MSR basepri_max, %0" : : "r" (basePri) : "memory");
509 \brief Get Fault Mask
510 \details Returns the current value of the Fault Mask register.
511 \return Fault Mask register value
513 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_FAULTMASK(void)
517 __ASM volatile ("MRS %0, faultmask" : "=r" (result) );
522 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
524 \brief Get Fault Mask (non-secure)
525 \details Returns the current value of the non-secure Fault Mask register when in secure state.
526 \return Fault Mask register value
528 __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_FAULTMASK_NS(void)
532 __ASM volatile ("MRS %0, faultmask_ns" : "=r" (result) );
539 \brief Set Fault Mask
540 \details Assigns the given value to the Fault Mask register.
541 \param [in] faultMask Fault Mask value to set
543 __attribute__((always_inline)) __STATIC_INLINE void __set_FAULTMASK(uint32_t faultMask)
545 __ASM volatile ("MSR faultmask, %0" : : "r" (faultMask) : "memory");
549 #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3))
551 \brief Set Fault Mask (non-secure)
552 \details Assigns the given value to the non-secure Fault Mask register when in secure state.
553 \param [in] faultMask Fault Mask value to set
555 __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_FAULTMASK_NS(uint32_t faultMask)
557 __ASM volatile ("MSR faultmask_ns, %0" : : "r" (faultMask) : "memory");
561 #endif /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \
562 (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \
563 (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) ) */
566 #if ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \
567 (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) )
570 \brief Get Process Stack Pointer Limit
571 \details Returns the current value of the Process Stack Pointer Limit (PSPLIM).
572 \return PSPLIM Register value
574 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_PSPLIM(void)
576 register uint32_t result;
578 __ASM volatile ("MRS %0, psplim" : "=r" (result) );
583 #if ((defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) && \
584 (defined (__ARM_ARCH_8M_MAIN__) && (__ARM_ARCH_8M_MAIN__ == 1)) )
586 \brief Get Process Stack Pointer Limit (non-secure)
587 \details Returns the current value of the non-secure Process Stack Pointer Limit (PSPLIM) when in secure state.
588 \return PSPLIM Register value
590 __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_PSPLIM_NS(void)
592 register uint32_t result;
594 __ASM volatile ("MRS %0, psplim_ns" : "=r" (result) );
601 \brief Set Process Stack Pointer Limit
602 \details Assigns the given value to the Process Stack Pointer Limit (PSPLIM).
603 \param [in] ProcStackPtrLimit Process Stack Pointer Limit value to set
605 __attribute__((always_inline)) __STATIC_INLINE void __set_PSPLIM(uint32_t ProcStackPtrLimit)
607 __ASM volatile ("MSR psplim, %0" : : "r" (ProcStackPtrLimit));
611 #if ((defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) && \
612 (defined (__ARM_ARCH_8M_MAIN__) && (__ARM_ARCH_8M_MAIN__ == 1)) )
614 \brief Set Process Stack Pointer (non-secure)
615 \details Assigns the given value to the non-secure Process Stack Pointer Limit (PSPLIM) when in secure state.
616 \param [in] ProcStackPtrLimit Process Stack Pointer Limit value to set
618 __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_PSPLIM_NS(uint32_t ProcStackPtrLimit)
620 __ASM volatile ("MSR psplim_ns, %0\n" : : "r" (ProcStackPtrLimit));
626 \brief Get Main Stack Pointer Limit
627 \details Returns the current value of the Main Stack Pointer Limit (MSPLIM).
628 \return MSPLIM Register value
630 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_MSPLIM(void)
632 register uint32_t result;
634 __ASM volatile ("MRS %0, msplim" : "=r" (result) );
640 #if ((defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) && \
641 (defined (__ARM_ARCH_8M_MAIN__) && (__ARM_ARCH_8M_MAIN__ == 1)) )
643 \brief Get Main Stack Pointer Limit (non-secure)
644 \details Returns the current value of the non-secure Main Stack Pointer Limit(MSPLIM) when in secure state.
645 \return MSPLIM Register value
647 __attribute__((always_inline)) __STATIC_INLINE uint32_t __TZ_get_MSPLIM_NS(void)
649 register uint32_t result;
651 __ASM volatile ("MRS %0, msplim_ns" : "=r" (result) );
658 \brief Set Main Stack Pointer Limit
659 \details Assigns the given value to the Main Stack Pointer Limit (MSPLIM).
660 \param [in] MainStackPtrLimit Main Stack Pointer Limit value to set
662 __attribute__((always_inline)) __STATIC_INLINE void __set_MSPLIM(uint32_t MainStackPtrLimit)
664 __ASM volatile ("MSR msplim, %0" : : "r" (MainStackPtrLimit));
668 #if ((defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) && \
669 (defined (__ARM_ARCH_8M_MAIN__) && (__ARM_ARCH_8M_MAIN__ == 1)) )
671 \brief Set Main Stack Pointer Limit (non-secure)
672 \details Assigns the given value to the non-secure Main Stack Pointer Limit (MSPLIM) when in secure state.
673 \param [in] MainStackPtrLimit Main Stack Pointer value to set
675 __attribute__((always_inline)) __STATIC_INLINE void __TZ_set_MSPLIM_NS(uint32_t MainStackPtrLimit)
677 __ASM volatile ("MSR msplim_ns, %0" : : "r" (MainStackPtrLimit));
681 #endif /* ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \
682 (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) ) */
685 #if ((defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \
686 (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) )
690 \details Returns the current value of the Floating Point Status/Control register.
691 \return Floating Point Status/Control register value
693 __attribute__((always_inline)) __STATIC_INLINE uint32_t __get_FPSCR(void)
695 #if ((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \
696 (defined (__FPU_USED ) && (__FPU_USED == 1U)) )
699 __ASM volatile ("VMRS %0, fpscr" : "=r" (result) );
709 \details Assigns the given value to the Floating Point Status/Control register.
710 \param [in] fpscr Floating Point Status/Control value to set
712 __attribute__((always_inline)) __STATIC_INLINE void __set_FPSCR(uint32_t fpscr)
714 #if ((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \
715 (defined (__FPU_USED ) && (__FPU_USED == 1U)) )
716 __ASM volatile ("VMSR fpscr, %0" : : "r" (fpscr) : "vfpcc", "memory");
722 #endif /* ((defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \
723 (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) ) */
727 /*@} end of CMSIS_Core_RegAccFunctions */
730 /* ########################## Core Instruction Access ######################### */
731 /** \defgroup CMSIS_Core_InstructionInterface CMSIS Core Instruction Interface
732 Access to dedicated instructions
736 /* Define macros for porting to both thumb1 and thumb2.
737 * For thumb1, use low register (r0-r7), specified by constraint "l"
738 * Otherwise, use general registers, specified by constraint "r" */
739 #if defined (__thumb__) && !defined (__thumb2__)
740 #define __CMSIS_GCC_OUT_REG(r) "=l" (r)
741 #define __CMSIS_GCC_RW_REG(r) "+l" (r)
742 #define __CMSIS_GCC_USE_REG(r) "l" (r)
744 #define __CMSIS_GCC_OUT_REG(r) "=r" (r)
745 #define __CMSIS_GCC_RW_REG(r) "+r" (r)
746 #define __CMSIS_GCC_USE_REG(r) "r" (r)
751 \details No Operation does nothing. This instruction can be used for code alignment purposes.
753 //__attribute__((always_inline)) __STATIC_INLINE void __NOP(void)
755 // __ASM volatile ("nop");
757 #define __NOP() __ASM volatile ("nop") /* This implementation generates debug information */
760 \brief Wait For Interrupt
761 \details Wait For Interrupt is a hint instruction that suspends execution until one of a number of events occurs.
763 //__attribute__((always_inline)) __STATIC_INLINE void __WFI(void)
765 // __ASM volatile ("wfi");
767 #define __WFI() __ASM volatile ("wfi") /* This implementation generates debug information */
771 \brief Wait For Event
772 \details Wait For Event is a hint instruction that permits the processor to enter
773 a low-power state until one of a number of events occurs.
775 //__attribute__((always_inline)) __STATIC_INLINE void __WFE(void)
777 // __ASM volatile ("wfe");
779 #define __WFE() __ASM volatile ("wfe") /* This implementation generates debug information */
784 \details Send Event is a hint instruction. It causes an event to be signaled to the CPU.
786 //__attribute__((always_inline)) __STATIC_INLINE void __SEV(void)
788 // __ASM volatile ("sev");
790 #define __SEV() __ASM volatile ("sev") /* This implementation generates debug information */
794 \brief Instruction Synchronization Barrier
795 \details Instruction Synchronization Barrier flushes the pipeline in the processor,
796 so that all instructions following the ISB are fetched from cache or memory,
797 after the instruction has been completed.
799 __attribute__((always_inline)) __STATIC_INLINE void __ISB(void)
801 __ASM volatile ("isb 0xF":::"memory");
806 \brief Data Synchronization Barrier
807 \details Acts as a special kind of Data Memory Barrier.
808 It completes when all explicit memory accesses before this instruction complete.
810 __attribute__((always_inline)) __STATIC_INLINE void __DSB(void)
812 __ASM volatile ("dsb 0xF":::"memory");
817 \brief Data Memory Barrier
818 \details Ensures the apparent order of the explicit memory operations before
819 and after the instruction, without ensuring their completion.
821 __attribute__((always_inline)) __STATIC_INLINE void __DMB(void)
823 __ASM volatile ("dmb 0xF":::"memory");
828 \brief Reverse byte order (32 bit)
829 \details Reverses the byte order in integer value.
830 \param [in] value Value to reverse
831 \return Reversed value
833 __attribute__((always_inline)) __STATIC_INLINE uint32_t __REV(uint32_t value)
835 #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5)
836 return __builtin_bswap32(value);
840 __ASM volatile ("rev %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) );
847 \brief Reverse byte order (16 bit)
848 \details Reverses the byte order in two unsigned short values.
849 \param [in] value Value to reverse
850 \return Reversed value
852 __attribute__((always_inline)) __STATIC_INLINE uint32_t __REV16(uint32_t value)
856 __ASM volatile ("rev16 %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) );
862 \brief Reverse byte order in signed short value
863 \details Reverses the byte order in a signed short value with sign extension to integer.
864 \param [in] value Value to reverse
865 \return Reversed value
867 __attribute__((always_inline)) __STATIC_INLINE int32_t __REVSH(int32_t value)
869 #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)
870 return (short)__builtin_bswap16(value);
874 __ASM volatile ("revsh %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) );
881 \brief Rotate Right in unsigned value (32 bit)
882 \details Rotate Right (immediate) provides the value of the contents of a register rotated by a variable number of bits.
883 \param [in] op1 Value to rotate
884 \param [in] op2 Number of Bits to rotate
885 \return Rotated value
887 __attribute__((always_inline)) __STATIC_INLINE uint32_t __ROR(uint32_t op1, uint32_t op2)
889 return (op1 >> op2) | (op1 << (32U - op2));
895 \details Causes the processor to enter Debug state.
896 Debug tools can use this to investigate system state when the instruction at a particular address is reached.
897 \param [in] value is ignored by the processor.
898 If required, a debugger can use it to store additional information about the breakpoint.
900 #define __BKPT(value) __ASM volatile ("bkpt "#value)
904 \brief Reverse bit order of value
905 \details Reverses the bit order of the given value.
906 \param [in] value Value to reverse
907 \return Reversed value
909 __attribute__((always_inline)) __STATIC_INLINE uint32_t __RBIT(uint32_t value)
913 #if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \
914 (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \
915 (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) )
916 __ASM volatile ("rbit %0, %1" : "=r" (result) : "r" (value) );
918 int32_t s = (4 /*sizeof(v)*/ * 8) - 1; /* extra shift needed at end */
920 result = value; /* r will be reversed bits of v; first get LSB of v */
921 for (value >>= 1U; value; value >>= 1U)
924 result |= value & 1U;
927 result <<= s; /* shift when v's highest bits are zero */
934 \brief Count leading zeros
935 \details Counts the number of leading zeros of a data value.
936 \param [in] value Value to count the leading zeros
937 \return number of leading zeros in value
939 #define __CLZ __builtin_clz
942 #if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \
943 (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \
944 (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \
945 (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) )
947 \brief LDR Exclusive (8 bit)
948 \details Executes a exclusive LDR instruction for 8 bit value.
949 \param [in] ptr Pointer to data
950 \return value of type uint8_t at (*ptr)
952 __attribute__((always_inline)) __STATIC_INLINE uint8_t __LDREXB(volatile uint8_t *addr)
956 #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)
957 __ASM volatile ("ldrexb %0, %1" : "=r" (result) : "Q" (*addr) );
959 /* Prior to GCC 4.8, "Q" will be expanded to [rx, #0] which is not
960 accepted by assembler. So has to use following less efficient pattern.
962 __ASM volatile ("ldrexb %0, [%1]" : "=r" (result) : "r" (addr) : "memory" );
964 return ((uint8_t) result); /* Add explicit type cast here */
969 \brief LDR Exclusive (16 bit)
970 \details Executes a exclusive LDR instruction for 16 bit values.
971 \param [in] ptr Pointer to data
972 \return value of type uint16_t at (*ptr)
974 __attribute__((always_inline)) __STATIC_INLINE uint16_t __LDREXH(volatile uint16_t *addr)
978 #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)
979 __ASM volatile ("ldrexh %0, %1" : "=r" (result) : "Q" (*addr) );
981 /* Prior to GCC 4.8, "Q" will be expanded to [rx, #0] which is not
982 accepted by assembler. So has to use following less efficient pattern.
984 __ASM volatile ("ldrexh %0, [%1]" : "=r" (result) : "r" (addr) : "memory" );
986 return ((uint16_t) result); /* Add explicit type cast here */
991 \brief LDR Exclusive (32 bit)
992 \details Executes a exclusive LDR instruction for 32 bit values.
993 \param [in] ptr Pointer to data
994 \return value of type uint32_t at (*ptr)
996 __attribute__((always_inline)) __STATIC_INLINE uint32_t __LDREXW(volatile uint32_t *addr)
1000 __ASM volatile ("ldrex %0, %1" : "=r" (result) : "Q" (*addr) );
1006 \brief STR Exclusive (8 bit)
1007 \details Executes a exclusive STR instruction for 8 bit values.
1008 \param [in] value Value to store
1009 \param [in] ptr Pointer to location
1010 \return 0 Function succeeded
1011 \return 1 Function failed
1013 __attribute__((always_inline)) __STATIC_INLINE uint32_t __STREXB(uint8_t value, volatile uint8_t *addr)
1017 __ASM volatile ("strexb %0, %2, %1" : "=&r" (result), "=Q" (*addr) : "r" ((uint32_t)value) );
1023 \brief STR Exclusive (16 bit)
1024 \details Executes a exclusive STR instruction for 16 bit values.
1025 \param [in] value Value to store
1026 \param [in] ptr Pointer to location
1027 \return 0 Function succeeded
1028 \return 1 Function failed
1030 __attribute__((always_inline)) __STATIC_INLINE uint32_t __STREXH(uint16_t value, volatile uint16_t *addr)
1034 __ASM volatile ("strexh %0, %2, %1" : "=&r" (result), "=Q" (*addr) : "r" ((uint32_t)value) );
1040 \brief STR Exclusive (32 bit)
1041 \details Executes a exclusive STR instruction for 32 bit values.
1042 \param [in] value Value to store
1043 \param [in] ptr Pointer to location
1044 \return 0 Function succeeded
1045 \return 1 Function failed
1047 __attribute__((always_inline)) __STATIC_INLINE uint32_t __STREXW(uint32_t value, volatile uint32_t *addr)
1051 __ASM volatile ("strex %0, %2, %1" : "=&r" (result), "=Q" (*addr) : "r" (value) );
1057 \brief Remove the exclusive lock
1058 \details Removes the exclusive lock which is created by LDREX.
1060 __attribute__((always_inline)) __STATIC_INLINE void __CLREX(void)
1062 __ASM volatile ("clrex" ::: "memory");
1065 #endif /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \
1066 (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \
1067 (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \
1068 (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) ) */
1071 #if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \
1072 (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \
1073 (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) )
1075 \brief Signed Saturate
1076 \details Saturates a signed value.
1077 \param [in] value Value to be saturated
1078 \param [in] sat Bit position to saturate to (1..32)
1079 \return Saturated value
1081 #define __SSAT(ARG1,ARG2) \
1083 int32_t __RES, __ARG1 = (ARG1); \
1084 __ASM ("ssat %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \
1090 \brief Unsigned Saturate
1091 \details Saturates an unsigned value.
1092 \param [in] value Value to be saturated
1093 \param [in] sat Bit position to saturate to (0..31)
1094 \return Saturated value
1096 #define __USAT(ARG1,ARG2) \
1098 uint32_t __RES, __ARG1 = (ARG1); \
1099 __ASM ("usat %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \
1105 \brief Rotate Right with Extend (32 bit)
1106 \details Moves each bit of a bitstring right by one bit.
1107 The carry input is shifted in at the left end of the bitstring.
1108 \param [in] value Value to rotate
1109 \return Rotated value
1111 __attribute__((always_inline)) __STATIC_INLINE uint32_t __RRX(uint32_t value)
1115 __ASM volatile ("rrx %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) );
1121 \brief LDRT Unprivileged (8 bit)
1122 \details Executes a Unprivileged LDRT instruction for 8 bit value.
1123 \param [in] ptr Pointer to data
1124 \return value of type uint8_t at (*ptr)
1126 __attribute__((always_inline)) __STATIC_INLINE uint8_t __LDRBT(volatile uint8_t *ptr)
1130 #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)
1131 __ASM volatile ("ldrbt %0, %1" : "=r" (result) : "Q" (*ptr) );
1133 /* Prior to GCC 4.8, "Q" will be expanded to [rx, #0] which is not
1134 accepted by assembler. So has to use following less efficient pattern.
1136 __ASM volatile ("ldrbt %0, [%1]" : "=r" (result) : "r" (ptr) : "memory" );
1138 return ((uint8_t) result); /* Add explicit type cast here */
1143 \brief LDRT Unprivileged (16 bit)
1144 \details Executes a Unprivileged LDRT instruction for 16 bit values.
1145 \param [in] ptr Pointer to data
1146 \return value of type uint16_t at (*ptr)
1148 __attribute__((always_inline)) __STATIC_INLINE uint16_t __LDRHT(volatile uint16_t *ptr)
1152 #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)
1153 __ASM volatile ("ldrht %0, %1" : "=r" (result) : "Q" (*ptr) );
1155 /* Prior to GCC 4.8, "Q" will be expanded to [rx, #0] which is not
1156 accepted by assembler. So has to use following less efficient pattern.
1158 __ASM volatile ("ldrht %0, [%1]" : "=r" (result) : "r" (ptr) : "memory" );
1160 return ((uint16_t) result); /* Add explicit type cast here */
1165 \brief LDRT Unprivileged (32 bit)
1166 \details Executes a Unprivileged LDRT instruction for 32 bit values.
1167 \param [in] ptr Pointer to data
1168 \return value of type uint32_t at (*ptr)
1170 __attribute__((always_inline)) __STATIC_INLINE uint32_t __LDRT(volatile uint32_t *ptr)
1174 __ASM volatile ("ldrt %0, %1" : "=r" (result) : "Q" (*ptr) );
1180 \brief STRT Unprivileged (8 bit)
1181 \details Executes a Unprivileged STRT instruction for 8 bit values.
1182 \param [in] value Value to store
1183 \param [in] ptr Pointer to location
1185 __attribute__((always_inline)) __STATIC_INLINE void __STRBT(uint8_t value, volatile uint8_t *ptr)
1187 __ASM volatile ("strbt %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) );
1192 \brief STRT Unprivileged (16 bit)
1193 \details Executes a Unprivileged STRT instruction for 16 bit values.
1194 \param [in] value Value to store
1195 \param [in] ptr Pointer to location
1197 __attribute__((always_inline)) __STATIC_INLINE void __STRHT(uint16_t value, volatile uint16_t *ptr)
1199 __ASM volatile ("strht %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) );
1204 \brief STRT Unprivileged (32 bit)
1205 \details Executes a Unprivileged STRT instruction for 32 bit values.
1206 \param [in] value Value to store
1207 \param [in] ptr Pointer to location
1209 __attribute__((always_inline)) __STATIC_INLINE void __STRT(uint32_t value, volatile uint32_t *ptr)
1211 __ASM volatile ("strt %1, %0" : "=Q" (*ptr) : "r" (value) );
1214 #endif /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \
1215 (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \
1216 (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) ) */
1219 #if ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \
1220 (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) )
1222 \brief Load-Acquire (8 bit)
1223 \details Executes a LDAB instruction for 8 bit value.
1224 \param [in] ptr Pointer to data
1225 \return value of type uint8_t at (*ptr)
1227 __attribute__((always_inline)) __STATIC_INLINE uint8_t __LDAB(volatile uint8_t *ptr)
1231 __ASM volatile ("ldab %0, %1" : "=r" (result) : "Q" (*ptr) );
1232 return ((uint8_t) result);
1237 \brief Load-Acquire (16 bit)
1238 \details Executes a LDAH instruction for 16 bit values.
1239 \param [in] ptr Pointer to data
1240 \return value of type uint16_t at (*ptr)
1242 __attribute__((always_inline)) __STATIC_INLINE uint16_t __LDAH(volatile uint16_t *ptr)
1246 __ASM volatile ("ldah %0, %1" : "=r" (result) : "Q" (*ptr) );
1247 return ((uint16_t) result);
1252 \brief Load-Acquire (32 bit)
1253 \details Executes a LDA instruction for 32 bit values.
1254 \param [in] ptr Pointer to data
1255 \return value of type uint32_t at (*ptr)
1257 __attribute__((always_inline)) __STATIC_INLINE uint32_t __LDA(volatile uint32_t *ptr)
1261 __ASM volatile ("lda %0, %1" : "=r" (result) : "Q" (*ptr) );
1267 \brief Store-Release (8 bit)
1268 \details Executes a STLB instruction for 8 bit values.
1269 \param [in] value Value to store
1270 \param [in] ptr Pointer to location
1272 __attribute__((always_inline)) __STATIC_INLINE void __STLB(uint8_t value, volatile uint8_t *ptr)
1274 __ASM volatile ("stlb %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) );
1279 \brief Store-Release (16 bit)
1280 \details Executes a STLH instruction for 16 bit values.
1281 \param [in] value Value to store
1282 \param [in] ptr Pointer to location
1284 __attribute__((always_inline)) __STATIC_INLINE void __STLH(uint16_t value, volatile uint16_t *ptr)
1286 __ASM volatile ("stlh %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) );
1291 \brief Store-Release (32 bit)
1292 \details Executes a STL instruction for 32 bit values.
1293 \param [in] value Value to store
1294 \param [in] ptr Pointer to location
1296 __attribute__((always_inline)) __STATIC_INLINE void __STL(uint32_t value, volatile uint32_t *ptr)
1298 __ASM volatile ("stl %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) );
1303 \brief Load-Acquire Exclusive (8 bit)
1304 \details Executes a LDAB exclusive instruction for 8 bit value.
1305 \param [in] ptr Pointer to data
1306 \return value of type uint8_t at (*ptr)
1308 __attribute__((always_inline)) __STATIC_INLINE uint8_t __LDAEXB(volatile uint8_t *ptr)
1312 __ASM volatile ("ldaexb %0, %1" : "=r" (result) : "Q" (*ptr) );
1313 return ((uint8_t) result);
1318 \brief Load-Acquire Exclusive (16 bit)
1319 \details Executes a LDAH exclusive instruction for 16 bit values.
1320 \param [in] ptr Pointer to data
1321 \return value of type uint16_t at (*ptr)
1323 __attribute__((always_inline)) __STATIC_INLINE uint16_t __LDAEXH(volatile uint16_t *ptr)
1327 __ASM volatile ("ldaexh %0, %1" : "=r" (result) : "Q" (*ptr) );
1328 return ((uint16_t) result);
1333 \brief Load-Acquire Exclusive (32 bit)
1334 \details Executes a LDA exclusive instruction for 32 bit values.
1335 \param [in] ptr Pointer to data
1336 \return value of type uint32_t at (*ptr)
1338 __attribute__((always_inline)) __STATIC_INLINE uint32_t __LDAEX(volatile uint32_t *ptr)
1342 __ASM volatile ("ldaex %0, %1" : "=r" (result) : "Q" (*ptr) );
1348 \brief Store-Release Exclusive (8 bit)
1349 \details Executes a STLB exclusive instruction for 8 bit values.
1350 \param [in] value Value to store
1351 \param [in] ptr Pointer to location
1352 \return 0 Function succeeded
1353 \return 1 Function failed
1355 __attribute__((always_inline)) __STATIC_INLINE uint32_t __STLEXB(uint8_t value, volatile uint8_t *ptr)
1359 __ASM volatile ("stlexb %0, %2, %1" : "=&r" (result), "=Q" (*ptr) : "r" ((uint32_t)value) );
1365 \brief Store-Release Exclusive (16 bit)
1366 \details Executes a STLH exclusive instruction for 16 bit values.
1367 \param [in] value Value to store
1368 \param [in] ptr Pointer to location
1369 \return 0 Function succeeded
1370 \return 1 Function failed
1372 __attribute__((always_inline)) __STATIC_INLINE uint32_t __STLEXH(uint16_t value, volatile uint16_t *ptr)
1376 __ASM volatile ("stlexh %0, %2, %1" : "=&r" (result), "=Q" (*ptr) : "r" ((uint32_t)value) );
1382 \brief Store-Release Exclusive (32 bit)
1383 \details Executes a STL exclusive instruction for 32 bit values.
1384 \param [in] value Value to store
1385 \param [in] ptr Pointer to location
1386 \return 0 Function succeeded
1387 \return 1 Function failed
1389 __attribute__((always_inline)) __STATIC_INLINE uint32_t __STLEX(uint32_t value, volatile uint32_t *ptr)
1393 __ASM volatile ("stlex %0, %2, %1" : "=&r" (result), "=Q" (*ptr) : "r" ((uint32_t)value) );
1397 #endif /* ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \
1398 (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) ) */
1400 /*@}*/ /* end of group CMSIS_Core_InstructionInterface */
1403 /* ################### Compiler specific Intrinsics ########################### */
1404 /** \defgroup CMSIS_SIMD_intrinsics CMSIS SIMD Intrinsics
1405 Access to dedicated SIMD instructions
1409 #if (__ARM_FEATURE_DSP == 1) /* ToDo ARMCLANG: This should be ARCH >= ARMv7-M + SIMD */
1411 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SADD8(uint32_t op1, uint32_t op2)
1415 __ASM volatile ("sadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1419 __attribute__((always_inline)) __STATIC_INLINE uint32_t __QADD8(uint32_t op1, uint32_t op2)
1423 __ASM volatile ("qadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1427 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SHADD8(uint32_t op1, uint32_t op2)
1431 __ASM volatile ("shadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1435 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UADD8(uint32_t op1, uint32_t op2)
1439 __ASM volatile ("uadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1443 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UQADD8(uint32_t op1, uint32_t op2)
1447 __ASM volatile ("uqadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1451 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UHADD8(uint32_t op1, uint32_t op2)
1455 __ASM volatile ("uhadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1460 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SSUB8(uint32_t op1, uint32_t op2)
1464 __ASM volatile ("ssub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1468 __attribute__((always_inline)) __STATIC_INLINE uint32_t __QSUB8(uint32_t op1, uint32_t op2)
1472 __ASM volatile ("qsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1476 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SHSUB8(uint32_t op1, uint32_t op2)
1480 __ASM volatile ("shsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1484 __attribute__((always_inline)) __STATIC_INLINE uint32_t __USUB8(uint32_t op1, uint32_t op2)
1488 __ASM volatile ("usub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1492 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UQSUB8(uint32_t op1, uint32_t op2)
1496 __ASM volatile ("uqsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1500 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UHSUB8(uint32_t op1, uint32_t op2)
1504 __ASM volatile ("uhsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1509 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SADD16(uint32_t op1, uint32_t op2)
1513 __ASM volatile ("sadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1517 __attribute__((always_inline)) __STATIC_INLINE uint32_t __QADD16(uint32_t op1, uint32_t op2)
1521 __ASM volatile ("qadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1525 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SHADD16(uint32_t op1, uint32_t op2)
1529 __ASM volatile ("shadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1533 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UADD16(uint32_t op1, uint32_t op2)
1537 __ASM volatile ("uadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1541 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UQADD16(uint32_t op1, uint32_t op2)
1545 __ASM volatile ("uqadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1549 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UHADD16(uint32_t op1, uint32_t op2)
1553 __ASM volatile ("uhadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1557 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SSUB16(uint32_t op1, uint32_t op2)
1561 __ASM volatile ("ssub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1565 __attribute__((always_inline)) __STATIC_INLINE uint32_t __QSUB16(uint32_t op1, uint32_t op2)
1569 __ASM volatile ("qsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1573 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SHSUB16(uint32_t op1, uint32_t op2)
1577 __ASM volatile ("shsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1581 __attribute__((always_inline)) __STATIC_INLINE uint32_t __USUB16(uint32_t op1, uint32_t op2)
1585 __ASM volatile ("usub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1589 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UQSUB16(uint32_t op1, uint32_t op2)
1593 __ASM volatile ("uqsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1597 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UHSUB16(uint32_t op1, uint32_t op2)
1601 __ASM volatile ("uhsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1605 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SASX(uint32_t op1, uint32_t op2)
1609 __ASM volatile ("sasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1613 __attribute__((always_inline)) __STATIC_INLINE uint32_t __QASX(uint32_t op1, uint32_t op2)
1617 __ASM volatile ("qasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1621 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SHASX(uint32_t op1, uint32_t op2)
1625 __ASM volatile ("shasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1629 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UASX(uint32_t op1, uint32_t op2)
1633 __ASM volatile ("uasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1637 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UQASX(uint32_t op1, uint32_t op2)
1641 __ASM volatile ("uqasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1645 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UHASX(uint32_t op1, uint32_t op2)
1649 __ASM volatile ("uhasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1653 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SSAX(uint32_t op1, uint32_t op2)
1657 __ASM volatile ("ssax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1661 __attribute__((always_inline)) __STATIC_INLINE uint32_t __QSAX(uint32_t op1, uint32_t op2)
1665 __ASM volatile ("qsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1669 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SHSAX(uint32_t op1, uint32_t op2)
1673 __ASM volatile ("shsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1677 __attribute__((always_inline)) __STATIC_INLINE uint32_t __USAX(uint32_t op1, uint32_t op2)
1681 __ASM volatile ("usax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1685 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UQSAX(uint32_t op1, uint32_t op2)
1689 __ASM volatile ("uqsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1693 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UHSAX(uint32_t op1, uint32_t op2)
1697 __ASM volatile ("uhsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1701 __attribute__((always_inline)) __STATIC_INLINE uint32_t __USAD8(uint32_t op1, uint32_t op2)
1705 __ASM volatile ("usad8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1709 __attribute__((always_inline)) __STATIC_INLINE uint32_t __USADA8(uint32_t op1, uint32_t op2, uint32_t op3)
1713 __ASM volatile ("usada8 %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) );
1717 #define __SSAT16(ARG1,ARG2) \
1719 int32_t __RES, __ARG1 = (ARG1); \
1720 __ASM ("ssat16 %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \
1724 #define __USAT16(ARG1,ARG2) \
1726 uint32_t __RES, __ARG1 = (ARG1); \
1727 __ASM ("usat16 %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \
1731 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UXTB16(uint32_t op1)
1735 __ASM volatile ("uxtb16 %0, %1" : "=r" (result) : "r" (op1));
1739 __attribute__((always_inline)) __STATIC_INLINE uint32_t __UXTAB16(uint32_t op1, uint32_t op2)
1743 __ASM volatile ("uxtab16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1747 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SXTB16(uint32_t op1)
1751 __ASM volatile ("sxtb16 %0, %1" : "=r" (result) : "r" (op1));
1755 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SXTAB16(uint32_t op1, uint32_t op2)
1759 __ASM volatile ("sxtab16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1763 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMUAD (uint32_t op1, uint32_t op2)
1767 __ASM volatile ("smuad %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1771 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMUADX (uint32_t op1, uint32_t op2)
1775 __ASM volatile ("smuadx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1779 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMLAD (uint32_t op1, uint32_t op2, uint32_t op3)
1783 __ASM volatile ("smlad %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) );
1787 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMLADX (uint32_t op1, uint32_t op2, uint32_t op3)
1791 __ASM volatile ("smladx %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) );
1795 __attribute__((always_inline)) __STATIC_INLINE uint64_t __SMLALD (uint32_t op1, uint32_t op2, uint64_t acc)
1803 #ifndef __ARMEB__ /* Little endian */
1804 __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]) );
1805 #else /* Big endian */
1806 __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]) );
1812 __attribute__((always_inline)) __STATIC_INLINE uint64_t __SMLALDX (uint32_t op1, uint32_t op2, uint64_t acc)
1820 #ifndef __ARMEB__ /* Little endian */
1821 __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]) );
1822 #else /* Big endian */
1823 __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]) );
1829 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMUSD (uint32_t op1, uint32_t op2)
1833 __ASM volatile ("smusd %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1837 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMUSDX (uint32_t op1, uint32_t op2)
1841 __ASM volatile ("smusdx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1845 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMLSD (uint32_t op1, uint32_t op2, uint32_t op3)
1849 __ASM volatile ("smlsd %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) );
1853 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SMLSDX (uint32_t op1, uint32_t op2, uint32_t op3)
1857 __ASM volatile ("smlsdx %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) );
1861 __attribute__((always_inline)) __STATIC_INLINE uint64_t __SMLSLD (uint32_t op1, uint32_t op2, uint64_t acc)
1869 #ifndef __ARMEB__ /* Little endian */
1870 __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]) );
1871 #else /* Big endian */
1872 __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]) );
1878 __attribute__((always_inline)) __STATIC_INLINE uint64_t __SMLSLDX (uint32_t op1, uint32_t op2, uint64_t acc)
1886 #ifndef __ARMEB__ /* Little endian */
1887 __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]) );
1888 #else /* Big endian */
1889 __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]) );
1895 __attribute__((always_inline)) __STATIC_INLINE uint32_t __SEL (uint32_t op1, uint32_t op2)
1899 __ASM volatile ("sel %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1903 __attribute__((always_inline)) __STATIC_INLINE int32_t __QADD( int32_t op1, int32_t op2)
1907 __ASM volatile ("qadd %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1911 __attribute__((always_inline)) __STATIC_INLINE int32_t __QSUB( int32_t op1, int32_t op2)
1915 __ASM volatile ("qsub %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
1920 #define __PKHBT(ARG1,ARG2,ARG3) \
1922 uint32_t __RES, __ARG1 = (ARG1), __ARG2 = (ARG2); \
1923 __ASM ("pkhbt %0, %1, %2, lsl %3" : "=r" (__RES) : "r" (__ARG1), "r" (__ARG2), "I" (ARG3) ); \
1927 #define __PKHTB(ARG1,ARG2,ARG3) \
1929 uint32_t __RES, __ARG1 = (ARG1), __ARG2 = (ARG2); \
1931 __ASM ("pkhtb %0, %1, %2" : "=r" (__RES) : "r" (__ARG1), "r" (__ARG2) ); \
1933 __ASM ("pkhtb %0, %1, %2, asr %3" : "=r" (__RES) : "r" (__ARG1), "r" (__ARG2), "I" (ARG3) ); \
1938 #define __PKHBT(ARG1,ARG2,ARG3) ( ((((uint32_t)(ARG1)) ) & 0x0000FFFFUL) | \
1939 ((((uint32_t)(ARG2)) << (ARG3)) & 0xFFFF0000UL) )
1941 #define __PKHTB(ARG1,ARG2,ARG3) ( ((((uint32_t)(ARG1)) ) & 0xFFFF0000UL) | \
1942 ((((uint32_t)(ARG2)) >> (ARG3)) & 0x0000FFFFUL) )
1944 __attribute__((always_inline)) __STATIC_INLINE int32_t __SMMLA (int32_t op1, int32_t op2, int32_t op3)
1948 __ASM volatile ("smmla %0, %1, %2, %3" : "=r" (result): "r" (op1), "r" (op2), "r" (op3) );
1952 #endif /* (__ARM_FEATURE_DSP == 1) */
1953 /*@} end of group CMSIS_SIMD_intrinsics */
1956 #pragma GCC diagnostic pop
1958 #endif /* __CMSIS_GCC_H */