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- /**************************************************************************//**
- * @file cmsis_gcc.h
- * @brief CMSIS Cortex-M Core Function/Instruction Header File
- * @version V4.30
- * @date 20. October 2015
- ******************************************************************************/
- /* Copyright (c) 2009 - 2015 ARM LIMITED
- All rights reserved.
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions are met:
- - Redistributions of source code must retain the above copyright
- notice, this list of conditions and the following disclaimer.
- - Redistributions in binary form must reproduce the above copyright
- notice, this list of conditions and the following disclaimer in the
- documentation and/or other materials provided with the distribution.
- - Neither the name of ARM nor the names of its contributors may be used
- to endorse or promote products derived from this software without
- specific prior written permission.
- *
- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- POSSIBILITY OF SUCH DAMAGE.
- ---------------------------------------------------------------------------*/
- #ifndef __CMSIS_GCC_H
- #define __CMSIS_GCC_H
- /* ignore some GCC warnings */
- #if defined ( __GNUC__ )
- #pragma GCC diagnostic push
- #pragma GCC diagnostic ignored "-Wsign-conversion"
- #pragma GCC diagnostic ignored "-Wconversion"
- #pragma GCC diagnostic ignored "-Wunused-parameter"
- #endif
- /* ########################### Core Function Access ########################### */
- /** \ingroup CMSIS_Core_FunctionInterface
- \defgroup CMSIS_Core_RegAccFunctions CMSIS Core Register Access Functions
- @{
- */
- /**
- \brief Enable IRQ Interrupts
- \details Enables IRQ interrupts by clearing the I-bit in the CPSR.
- Can only be executed in Privileged modes.
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE void __enable_irq(void)
- {
- __ASM volatile ("cpsie i" : : : "memory");
- }
- /**
- \brief Disable IRQ Interrupts
- \details Disables IRQ interrupts by setting the I-bit in the CPSR.
- Can only be executed in Privileged modes.
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE void __disable_irq(void)
- {
- __ASM volatile ("cpsid i" : : : "memory");
- }
- /**
- \brief Get Control Register
- \details Returns the content of the Control Register.
- \return Control Register value
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_CONTROL(void)
- {
- uint32_t result;
- __ASM volatile ("MRS %0, control" : "=r" (result) );
- return(result);
- }
- /**
- \brief Set Control Register
- \details Writes the given value to the Control Register.
- \param [in] control Control Register value to set
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_CONTROL(uint32_t control)
- {
- __ASM volatile ("MSR control, %0" : : "r" (control) : "memory");
- }
- /**
- \brief Get IPSR Register
- \details Returns the content of the IPSR Register.
- \return IPSR Register value
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_IPSR(void)
- {
- uint32_t result;
- __ASM volatile ("MRS %0, ipsr" : "=r" (result) );
- return(result);
- }
- /**
- \brief Get APSR Register
- \details Returns the content of the APSR Register.
- \return APSR Register value
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_APSR(void)
- {
- uint32_t result;
- __ASM volatile ("MRS %0, apsr" : "=r" (result) );
- return(result);
- }
- /**
- \brief Get xPSR Register
- \details Returns the content of the xPSR Register.
- \return xPSR Register value
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_xPSR(void)
- {
- uint32_t result;
- __ASM volatile ("MRS %0, xpsr" : "=r" (result) );
- return(result);
- }
- /**
- \brief Get Process Stack Pointer
- \details Returns the current value of the Process Stack Pointer (PSP).
- \return PSP Register value
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_PSP(void)
- {
- register uint32_t result;
- __ASM volatile ("MRS %0, psp\n" : "=r" (result) );
- return(result);
- }
- /**
- \brief Set Process Stack Pointer
- \details Assigns the given value to the Process Stack Pointer (PSP).
- \param [in] topOfProcStack Process Stack Pointer value to set
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_PSP(uint32_t topOfProcStack)
- {
- __ASM volatile ("MSR psp, %0\n" : : "r" (topOfProcStack) : "sp");
- }
- /**
- \brief Get Main Stack Pointer
- \details Returns the current value of the Main Stack Pointer (MSP).
- \return MSP Register value
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_MSP(void)
- {
- register uint32_t result;
- __ASM volatile ("MRS %0, msp\n" : "=r" (result) );
- return(result);
- }
- /**
- \brief Set Main Stack Pointer
- \details Assigns the given value to the Main Stack Pointer (MSP).
- \param [in] topOfMainStack Main Stack Pointer value to set
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_MSP(uint32_t topOfMainStack)
- {
- __ASM volatile ("MSR msp, %0\n" : : "r" (topOfMainStack) : "sp");
- }
- /**
- \brief Get Priority Mask
- \details Returns the current state of the priority mask bit from the Priority Mask Register.
- \return Priority Mask value
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_PRIMASK(void)
- {
- uint32_t result;
- __ASM volatile ("MRS %0, primask" : "=r" (result) );
- return(result);
- }
- /**
- \brief Set Priority Mask
- \details Assigns the given value to the Priority Mask Register.
- \param [in] priMask Priority Mask
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_PRIMASK(uint32_t priMask)
- {
- __ASM volatile ("MSR primask, %0" : : "r" (priMask) : "memory");
- }
- #if (__CORTEX_M >= 0x03U)
- /**
- \brief Enable FIQ
- \details Enables FIQ interrupts by clearing the F-bit in the CPSR.
- Can only be executed in Privileged modes.
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE void __enable_fault_irq(void)
- {
- __ASM volatile ("cpsie f" : : : "memory");
- }
- /**
- \brief Disable FIQ
- \details Disables FIQ interrupts by setting the F-bit in the CPSR.
- Can only be executed in Privileged modes.
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE void __disable_fault_irq(void)
- {
- __ASM volatile ("cpsid f" : : : "memory");
- }
- /**
- \brief Get Base Priority
- \details Returns the current value of the Base Priority register.
- \return Base Priority register value
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_BASEPRI(void)
- {
- uint32_t result;
- __ASM volatile ("MRS %0, basepri" : "=r" (result) );
- return(result);
- }
- /**
- \brief Set Base Priority
- \details Assigns the given value to the Base Priority register.
- \param [in] basePri Base Priority value to set
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_BASEPRI(uint32_t value)
- {
- __ASM volatile ("MSR basepri, %0" : : "r" (value) : "memory");
- }
- /**
- \brief Set Base Priority with condition
- \details Assigns the given value to the Base Priority register only if BASEPRI masking is disabled,
- or the new value increases the BASEPRI priority level.
- \param [in] basePri Base Priority value to set
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_BASEPRI_MAX(uint32_t value)
- {
- __ASM volatile ("MSR basepri_max, %0" : : "r" (value) : "memory");
- }
- /**
- \brief Get Fault Mask
- \details Returns the current value of the Fault Mask register.
- \return Fault Mask register value
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_FAULTMASK(void)
- {
- uint32_t result;
- __ASM volatile ("MRS %0, faultmask" : "=r" (result) );
- return(result);
- }
- /**
- \brief Set Fault Mask
- \details Assigns the given value to the Fault Mask register.
- \param [in] faultMask Fault Mask value to set
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_FAULTMASK(uint32_t faultMask)
- {
- __ASM volatile ("MSR faultmask, %0" : : "r" (faultMask) : "memory");
- }
- #endif /* (__CORTEX_M >= 0x03U) */
- #if (__CORTEX_M == 0x04U) || (__CORTEX_M == 0x07U)
- /**
- \brief Get FPSCR
- \details Returns the current value of the Floating Point Status/Control register.
- \return Floating Point Status/Control register value
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __get_FPSCR(void)
- {
- #if (__FPU_PRESENT == 1U) && (__FPU_USED == 1U)
- uint32_t result;
- /* Empty asm statement works as a scheduling barrier */
- __ASM volatile ("");
- __ASM volatile ("VMRS %0, fpscr" : "=r" (result) );
- __ASM volatile ("");
- return(result);
- #else
- return(0);
- #endif
- }
- /**
- \brief Set FPSCR
- \details Assigns the given value to the Floating Point Status/Control register.
- \param [in] fpscr Floating Point Status/Control value to set
- */
- __attribute__( ( always_inline ) ) __STATIC_INLINE void __set_FPSCR(uint32_t fpscr)
- {
- #if (__FPU_PRESENT == 1U) && (__FPU_USED == 1U)
- /* Empty asm statement works as a scheduling barrier */
- __ASM volatile ("");
- __ASM volatile ("VMSR fpscr, %0" : : "r" (fpscr) : "vfpcc");
- __ASM volatile ("");
- #endif
- }
- #endif /* (__CORTEX_M == 0x04U) || (__CORTEX_M == 0x07U) */
- /*@} end of CMSIS_Core_RegAccFunctions */
- /* ########################## Core Instruction Access ######################### */
- /** \defgroup CMSIS_Core_InstructionInterface CMSIS Core Instruction Interface
- Access to dedicated instructions
- @{
- */
- /* Define macros for porting to both thumb1 and thumb2.
- * For thumb1, use low register (r0-r7), specified by constraint "l"
- * Otherwise, use general registers, specified by constraint "r" */
- #if defined (__thumb__) && !defined (__thumb2__)
- #define __CMSIS_GCC_OUT_REG(r) "=l" (r)
- #define __CMSIS_GCC_USE_REG(r) "l" (r)
- #else
- #define __CMSIS_GCC_OUT_REG(r) "=r" (r)
- #define __CMSIS_GCC_USE_REG(r) "r" (r)
- #endif
- /**
- \brief No Operation
- \details No Operation does nothing. This instruction can be used for code alignment purposes.
- */
- __attribute__((always_inline)) __STATIC_INLINE void __NOP(void)
- {
- __ASM volatile ("nop");
- }
- /**
- \brief Wait For Interrupt
- \details Wait For Interrupt is a hint instruction that suspends execution until one of a number of events occurs.
- */
- __attribute__((always_inline)) __STATIC_INLINE void __WFI(void)
- {
- __ASM volatile ("wfi");
- }
- /**
- \brief Wait For Event
- \details Wait For Event is a hint instruction that permits the processor to enter
- a low-power state until one of a number of events occurs.
- */
- __attribute__((always_inline)) __STATIC_INLINE void __WFE(void)
- {
- __ASM volatile ("wfe");
- }
- /**
- \brief Send Event
- \details Send Event is a hint instruction. It causes an event to be signaled to the CPU.
- */
- __attribute__((always_inline)) __STATIC_INLINE void __SEV(void)
- {
- __ASM volatile ("sev");
- }
- /**
- \brief Instruction Synchronization Barrier
- \details Instruction Synchronization Barrier flushes the pipeline in the processor,
- so that all instructions following the ISB are fetched from cache or memory,
- after the instruction has been completed.
- */
- __attribute__((always_inline)) __STATIC_INLINE void __ISB(void)
- {
- __ASM volatile ("isb 0xF":::"memory");
- }
- /**
- \brief Data Synchronization Barrier
- \details Acts as a special kind of Data Memory Barrier.
- It completes when all explicit memory accesses before this instruction complete.
- */
- __attribute__((always_inline)) __STATIC_INLINE void __DSB(void)
- {
- __ASM volatile ("dsb 0xF":::"memory");
- }
- /**
- \brief Data Memory Barrier
- \details Ensures the apparent order of the explicit memory operations before
- and after the instruction, without ensuring their completion.
- */
- __attribute__((always_inline)) __STATIC_INLINE void __DMB(void)
- {
- __ASM volatile ("dmb 0xF":::"memory");
- }
- /**
- \brief Reverse byte order (32 bit)
- \details Reverses the byte order in integer value.
- \param [in] value Value to reverse
- \return Reversed value
- */
- __attribute__((always_inline)) __STATIC_INLINE uint32_t __REV(uint32_t value)
- {
- #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5)
- return __builtin_bswap32(value);
- #else
- uint32_t result;
- __ASM volatile ("rev %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) );
- return(result);
- #endif
- }
- /**
- \brief Reverse byte order (16 bit)
- \details Reverses the byte order in two unsigned short values.
- \param [in] value Value to reverse
- \return Reversed value
- */
- __attribute__((always_inline)) __STATIC_INLINE uint32_t __REV16(uint32_t value)
- {
- uint32_t result;
- __ASM volatile ("rev16 %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) );
- return(result);
- }
- /**
- \brief Reverse byte order in signed short value
- \details Reverses the byte order in a signed short value with sign extension to integer.
- \param [in] value Value to reverse
- \return Reversed value
- */
- __attribute__((always_inline)) __STATIC_INLINE int32_t __REVSH(int32_t value)
- {
- #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)
- return (short)__builtin_bswap16(value);
- #else
- int32_t result;
- __ASM volatile ("revsh %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) );
- return(result);
- #endif
- }
- /**
- \brief Rotate Right in unsigned value (32 bit)
- \details Rotate Right (immediate) provides the value of the contents of a register rotated by a variable number of bits.
- \param [in] value Value to rotate
- \param [in] value Number of Bits to rotate
- \return Rotated value
- */
- __attribute__((always_inline)) __STATIC_INLINE uint32_t __ROR(uint32_t op1, uint32_t op2)
- {
- return (op1 >> op2) | (op1 << (32U - op2));
- }
- /**
- \brief Breakpoint
- \details Causes the processor to enter Debug state.
- Debug tools can use this to investigate system state when the instruction at a particular address is reached.
- \param [in] value is ignored by the processor.
- If required, a debugger can use it to store additional information about the breakpoint.
- */
- #define __BKPT(value) __ASM volatile ("bkpt "#value)
- /**
- \brief Reverse bit order of value
- \details Reverses the bit order of the given value.
- \param [in] value Value to reverse
- \return Reversed value
- */
- __attribute__((always_inline)) __STATIC_INLINE uint32_t __RBIT(uint32_t value)
- {
- uint32_t result;
- #if (__CORTEX_M >= 0x03U) || (__CORTEX_SC >= 300U)
- __ASM volatile ("rbit %0, %1" : "=r" (result) : "r" (value) );
- #else
- int32_t s = 4 /*sizeof(v)*/ * 8 - 1; /* extra shift needed at end */
- result = value; /* r will be reversed bits of v; first get LSB of v */
- for (value >>= 1U; value; value >>= 1U)
- {
- result <<= 1U;
- result |= value & 1U;
- s--;
- }
- result <<= s; /* shift when v's highest bits are zero */
- #endif
- return(result);
- }
- /**
- \brief Count leading zeros
- \details Counts the number of leading zeros of a data value.
- \param [in] value Value to count the leading zeros
- \return number of leading zeros in value
- */
- #define __CLZ __builtin_clz
- #if (__CORTEX_M >= 0x03U) || (__CORTEX_SC >= 300U)
- /**
- \brief LDR Exclusive (8 bit)
- \details Executes a exclusive LDR instruction for 8 bit value.
- \param [in] ptr Pointer to data
- \return value of type uint8_t at (*ptr)
- */
- __attribute__((always_inline)) __STATIC_INLINE uint8_t __LDREXB(volatile uint8_t *addr)
- {
- uint32_t result;
- #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)
- __ASM volatile ("ldrexb %0, %1" : "=r" (result) : "Q" (*addr) );
- #else
- /* Prior to GCC 4.8, "Q" will be expanded to [rx, #0] which is not
- accepted by assembler. So has to use following less efficient pattern.
- */
- __ASM volatile ("ldrexb %0, [%1]" : "=r" (result) : "r" (addr) : "memory" );
- #endif
- return ((uint8_t) result); /* Add explicit type cast here */
- }
- /**
- \brief LDR Exclusive (16 bit)
- \details Executes a exclusive LDR instruction for 16 bit values.
- \param [in] ptr Pointer to data
- \return value of type uint16_t at (*ptr)
- */
- __attribute__((always_inline)) __STATIC_INLINE uint16_t __LDREXH(volatile uint16_t *addr)
- {
- uint32_t result;
- #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)
- __ASM volatile ("ldrexh %0, %1" : "=r" (result) : "Q" (*addr) );
- #else
- /* Prior to GCC 4.8, "Q" will be expanded to [rx, #0] which is not
- accepted by assembler. So has to use following less efficient pattern.
- */
- __ASM volatile ("ldrexh %0, [%1]" : "=r" (result) : "r" (addr) : "memory" );
- #endif
- return ((uint16_t) result); /* Add explicit type cast here */
- }
- /**
- \brief LDR Exclusive (32 bit)
- \details Executes a exclusive LDR instruction for 32 bit values.
- \param [in] ptr Pointer to data
- \return value of type uint32_t at (*ptr)
- */
- __attribute__((always_inline)) __STATIC_INLINE uint32_t __LDREXW(volatile uint32_t *addr)
- {
- uint32_t result;
- __ASM volatile ("ldrex %0, %1" : "=r" (result) : "Q" (*addr) );
- return(result);
- }
- /**
- \brief STR Exclusive (8 bit)
- \details Executes a exclusive STR instruction for 8 bit values.
- \param [in] value Value to store
- \param [in] ptr Pointer to location
- \return 0 Function succeeded
- \return 1 Function failed
- */
- __attribute__((always_inline)) __STATIC_INLINE uint32_t __STREXB(uint8_t value, volatile uint8_t *addr)
- {
- uint32_t result;
- __ASM volatile ("strexb %0, %2, %1" : "=&r" (result), "=Q" (*addr) : "r" ((uint32_t)value) );
- return(result);
- }
- /**
- \brief STR Exclusive (16 bit)
- \details Executes a exclusive STR instruction for 16 bit values.
- \param [in] value Value to store
- \param [in] ptr Pointer to location
- \return 0 Function succeeded
- \return 1 Function failed
- */
- __attribute__((always_inline)) __STATIC_INLINE uint32_t __STREXH(uint16_t value, volatile uint16_t *addr)
- {
- uint32_t result;
- __ASM volatile ("strexh %0, %2, %1" : "=&r" (result), "=Q" (*addr) : "r" ((uint32_t)value) );
- return(result);
- }
- /**
- \brief STR Exclusive (32 bit)
- \details Executes a exclusive STR instruction for 32 bit values.
- \param [in] value Value to store
- \param [in] ptr Pointer to location
- \return 0 Function succeeded
- \return 1 Function failed
- */
- __attribute__((always_inline)) __STATIC_INLINE uint32_t __STREXW(uint32_t value, volatile uint32_t *addr)
- {
- uint32_t result;
- __ASM volatile ("strex %0, %2, %1" : "=&r" (result), "=Q" (*addr) : "r" (value) );
- return(result);
- }
- /**
- \brief Remove the exclusive lock
- \details Removes the exclusive lock which is created by LDREX.
- */
- __attribute__((always_inline)) __STATIC_INLINE void __CLREX(void)
- {
- __ASM volatile ("clrex" ::: "memory");
- }
- /**
- \brief Signed Saturate
- \details Saturates a signed value.
- \param [in] value Value to be saturated
- \param [in] sat Bit position to saturate to (1..32)
- \return Saturated value
- */
- #define __SSAT(ARG1,ARG2) \
- ({ \
- uint32_t __RES, __ARG1 = (ARG1); \
- __ASM ("ssat %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \
- __RES; \
- })
- /**
- \brief Unsigned Saturate
- \details Saturates an unsigned value.
- \param [in] value Value to be saturated
- \param [in] sat Bit position to saturate to (0..31)
- \return Saturated value
- */
- #define __USAT(ARG1,ARG2) \
- ({ \
- uint32_t __RES, __ARG1 = (ARG1); \
- __ASM ("usat %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \
- __RES; \
- })
- /**
- \brief Rotate Right with Extend (32 bit)
- \details Moves each bit of a bitstring right by one bit.
- The carry input is shifted in at the left end of the bitstring.
- \param [in] value Value to rotate
- \return Rotated value
- */
- __attribute__((always_inline)) __STATIC_INLINE uint32_t __RRX(uint32_t value)
- {
- uint32_t result;
- __ASM volatile ("rrx %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) );
- return(result);
- }
- /**
- \brief LDRT Unprivileged (8 bit)
- \details Executes a Unprivileged LDRT instruction for 8 bit value.
- \param [in] ptr Pointer to data
- \return value of type uint8_t at (*ptr)
- */
- __attribute__((always_inline)) __STATIC_INLINE uint8_t __LDRBT(volatile uint8_t *addr)
- {
- uint32_t result;
- #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)
- __ASM volatile ("ldrbt %0, %1" : "=r" (result) : "Q" (*addr) );
- #else
- /* Prior to GCC 4.8, "Q" will be expanded to [rx, #0] which is not
- accepted by assembler. So has to use following less efficient pattern.
- */
- __ASM volatile ("ldrbt %0, [%1]" : "=r" (result) : "r" (addr) : "memory" );
- #endif
- return ((uint8_t) result); /* Add explicit type cast here */
- }
- /**
- \brief LDRT Unprivileged (16 bit)
- \details Executes a Unprivileged LDRT instruction for 16 bit values.
- \param [in] ptr Pointer to data
- \return value of type uint16_t at (*ptr)
- */
- __attribute__((always_inline)) __STATIC_INLINE uint16_t __LDRHT(volatile uint16_t *addr)
- {
- uint32_t result;
- #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)
- __ASM volatile ("ldrht %0, %1" : "=r" (result) : "Q" (*addr) );
- #else
- /* Prior to GCC 4.8, "Q" will be expanded to [rx, #0] which is not
- accepted by assembler. So has to use following less efficient pattern.
- */
- __ASM volatile ("ldrht %0, [%1]" : "=r" (result) : "r" (addr) : "memory" );
- #endif
- return ((uint16_t) result); /* Add explicit type cast here */
- }
- /**
- \brief LDRT Unprivileged (32 bit)
- \details Executes a Unprivileged LDRT instruction for 32 bit values.
- \param [in] ptr Pointer to data
- \return value of type uint32_t at (*ptr)
- */
- __attribute__((always_inline)) __STATIC_INLINE uint32_t __LDRT(volatile uint32_t *addr)
- {
- uint32_t result;
- __ASM volatile ("ldrt %0, %1" : "=r" (result) : "Q" (*addr) );
- return(result);
- }
- /**
- \brief STRT Unprivileged (8 bit)
- \details Executes a Unprivileged STRT instruction for 8 bit values.
- \param [in] value Value to store
- \param [in] ptr Pointer to location
- */
- __attribute__((always_inline)) __STATIC_INLINE void __STRBT(uint8_t value, volatile uint8_t *addr)
- {
- __ASM volatile ("strbt %1, %0" : "=Q" (*addr) : "r" ((uint32_t)value) );
- }
- /**
- \brief STRT Unprivileged (16 bit)
- \details Executes a Unprivileged STRT instruction for 16 bit values.
- \param [in] value Value to store
- \param [in] ptr Pointer to location
- */
- __attribute__((always_inline)) __STATIC_INLINE void __STRHT(uint16_t value, volatile uint16_t *addr)
- {
- __ASM volatile ("strht %1, %0" : "=Q" (*addr) : "r" ((uint32_t)value) );
- }
- /**
- \brief STRT Unprivileged (32 bit)
- \details Executes a Unprivileged STRT instruction for 32 bit values.
- \param [in] value Value to store
- \param [in] ptr Pointer to location
- */
- __attribute__((always_inline)) __STATIC_INLINE void __STRT(uint32_t value, volatile uint32_t *addr)
- {
- __ASM volatile ("strt %1, %0" : "=Q" (*addr) : "r" (value) );
- }
- #endif /* (__CORTEX_M >= 0x03U) || (__CORTEX_SC >= 300U) */
- /*@}*/ /* end of group CMSIS_Core_InstructionInterface */
- /* ################### Compiler specific Intrinsics ########################### */
- /** \defgroup CMSIS_SIMD_intrinsics CMSIS SIMD Intrinsics
- Access to dedicated SIMD instructions
- @{
- */
- #if (__CORTEX_M >= 0x04U) /* only for Cortex-M4 and above */
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SADD8(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("sadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __QADD8(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("qadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SHADD8(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("shadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __UADD8(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("uadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __UQADD8(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("uqadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __UHADD8(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("uhadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SSUB8(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("ssub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __QSUB8(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("qsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SHSUB8(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("shsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __USUB8(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("usub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __UQSUB8(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("uqsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __UHSUB8(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("uhsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SADD16(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("sadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __QADD16(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("qadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SHADD16(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("shadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __UADD16(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("uadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __UQADD16(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("uqadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __UHADD16(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("uhadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SSUB16(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("ssub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __QSUB16(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("qsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SHSUB16(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("shsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __USUB16(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("usub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __UQSUB16(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("uqsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __UHSUB16(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("uhsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SASX(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("sasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __QASX(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("qasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SHASX(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("shasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __UASX(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("uasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __UQASX(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("uqasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __UHASX(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("uhasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SSAX(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("ssax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __QSAX(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("qsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SHSAX(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("shsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __USAX(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("usax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __UQSAX(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("uqsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __UHSAX(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("uhsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __USAD8(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("usad8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __USADA8(uint32_t op1, uint32_t op2, uint32_t op3)
- {
- uint32_t result;
- __ASM volatile ("usada8 %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) );
- return(result);
- }
- #define __SSAT16(ARG1,ARG2) \
- ({ \
- int32_t __RES, __ARG1 = (ARG1); \
- __ASM ("ssat16 %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \
- __RES; \
- })
- #define __USAT16(ARG1,ARG2) \
- ({ \
- uint32_t __RES, __ARG1 = (ARG1); \
- __ASM ("usat16 %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \
- __RES; \
- })
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __UXTB16(uint32_t op1)
- {
- uint32_t result;
- __ASM volatile ("uxtb16 %0, %1" : "=r" (result) : "r" (op1));
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __UXTAB16(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("uxtab16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SXTB16(uint32_t op1)
- {
- uint32_t result;
- __ASM volatile ("sxtb16 %0, %1" : "=r" (result) : "r" (op1));
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SXTAB16(uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("sxtab16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SMUAD (uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("smuad %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SMUADX (uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("smuadx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SMLAD (uint32_t op1, uint32_t op2, uint32_t op3)
- {
- uint32_t result;
- __ASM volatile ("smlad %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SMLADX (uint32_t op1, uint32_t op2, uint32_t op3)
- {
- uint32_t result;
- __ASM volatile ("smladx %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint64_t __SMLALD (uint32_t op1, uint32_t op2, uint64_t acc)
- {
- union llreg_u{
- uint32_t w32[2];
- uint64_t w64;
- } llr;
- llr.w64 = acc;
- #ifndef __ARMEB__ /* Little endian */
- __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]) );
- #else /* Big endian */
- __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]) );
- #endif
- return(llr.w64);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint64_t __SMLALDX (uint32_t op1, uint32_t op2, uint64_t acc)
- {
- union llreg_u{
- uint32_t w32[2];
- uint64_t w64;
- } llr;
- llr.w64 = acc;
- #ifndef __ARMEB__ /* Little endian */
- __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]) );
- #else /* Big endian */
- __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]) );
- #endif
- return(llr.w64);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SMUSD (uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("smusd %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SMUSDX (uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("smusdx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SMLSD (uint32_t op1, uint32_t op2, uint32_t op3)
- {
- uint32_t result;
- __ASM volatile ("smlsd %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SMLSDX (uint32_t op1, uint32_t op2, uint32_t op3)
- {
- uint32_t result;
- __ASM volatile ("smlsdx %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint64_t __SMLSLD (uint32_t op1, uint32_t op2, uint64_t acc)
- {
- union llreg_u{
- uint32_t w32[2];
- uint64_t w64;
- } llr;
- llr.w64 = acc;
- #ifndef __ARMEB__ /* Little endian */
- __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]) );
- #else /* Big endian */
- __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]) );
- #endif
- return(llr.w64);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint64_t __SMLSLDX (uint32_t op1, uint32_t op2, uint64_t acc)
- {
- union llreg_u{
- uint32_t w32[2];
- uint64_t w64;
- } llr;
- llr.w64 = acc;
- #ifndef __ARMEB__ /* Little endian */
- __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]) );
- #else /* Big endian */
- __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]) );
- #endif
- return(llr.w64);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SEL (uint32_t op1, uint32_t op2)
- {
- uint32_t result;
- __ASM volatile ("sel %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE int32_t __QADD( int32_t op1, int32_t op2)
- {
- int32_t result;
- __ASM volatile ("qadd %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- __attribute__( ( always_inline ) ) __STATIC_INLINE int32_t __QSUB( int32_t op1, int32_t op2)
- {
- int32_t result;
- __ASM volatile ("qsub %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) );
- return(result);
- }
- #define __PKHBT(ARG1,ARG2,ARG3) \
- ({ \
- uint32_t __RES, __ARG1 = (ARG1), __ARG2 = (ARG2); \
- __ASM ("pkhbt %0, %1, %2, lsl %3" : "=r" (__RES) : "r" (__ARG1), "r" (__ARG2), "I" (ARG3) ); \
- __RES; \
- })
- #define __PKHTB(ARG1,ARG2,ARG3) \
- ({ \
- uint32_t __RES, __ARG1 = (ARG1), __ARG2 = (ARG2); \
- if (ARG3 == 0) \
- __ASM ("pkhtb %0, %1, %2" : "=r" (__RES) : "r" (__ARG1), "r" (__ARG2) ); \
- else \
- __ASM ("pkhtb %0, %1, %2, asr %3" : "=r" (__RES) : "r" (__ARG1), "r" (__ARG2), "I" (ARG3) ); \
- __RES; \
- })
- __attribute__( ( always_inline ) ) __STATIC_INLINE uint32_t __SMMLA (int32_t op1, int32_t op2, int32_t op3)
- {
- int32_t result;
- __ASM volatile ("smmla %0, %1, %2, %3" : "=r" (result): "r" (op1), "r" (op2), "r" (op3) );
- return(result);
- }
- #endif /* (__CORTEX_M >= 0x04) */
- /*@} end of group CMSIS_SIMD_intrinsics */
- #if defined ( __GNUC__ )
- #pragma GCC diagnostic pop
- #endif
- #endif /* __CMSIS_GCC_H */
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