| /**************************************************************************//** |
| * @file cmsis_armcc.h |
| * @brief CMSIS compiler ARMCC (Arm Compiler 5) header file |
| * @version V5.1.0 |
| * @date 08. May 2019 |
| ******************************************************************************/ |
| /* |
| * Copyright (c) 2009-2019 Arm Limited. All rights reserved. |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| * |
| * Licensed under the Apache License, Version 2.0 (the License); you may |
| * not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an AS IS BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef __CMSIS_ARMCC_H |
| #define __CMSIS_ARMCC_H |
| |
| |
| #if defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 400677) |
| #error "Please use Arm Compiler Toolchain V4.0.677 or later!" |
| #endif |
| |
| /* CMSIS compiler control architecture macros */ |
| #if ((defined (__TARGET_ARCH_6_M ) && (__TARGET_ARCH_6_M == 1)) || \ |
| (defined (__TARGET_ARCH_6S_M ) && (__TARGET_ARCH_6S_M == 1)) ) |
| #define __ARM_ARCH_6M__ 1 |
| #endif |
| |
| #if (defined (__TARGET_ARCH_7_M ) && (__TARGET_ARCH_7_M == 1)) |
| #define __ARM_ARCH_7M__ 1 |
| #endif |
| |
| #if (defined (__TARGET_ARCH_7E_M) && (__TARGET_ARCH_7E_M == 1)) |
| #define __ARM_ARCH_7EM__ 1 |
| #endif |
| |
| /* __ARM_ARCH_8M_BASE__ not applicable */ |
| /* __ARM_ARCH_8M_MAIN__ not applicable */ |
| |
| /* CMSIS compiler control DSP macros */ |
| #if ((defined (__ARM_ARCH_7EM__) && (__ARM_ARCH_7EM__ == 1)) ) |
| #define __ARM_FEATURE_DSP 1 |
| #endif |
| |
| /* CMSIS compiler specific defines */ |
| #ifndef __ASM |
| #define __ASM __asm |
| #endif |
| #ifndef __INLINE |
| #define __INLINE __inline |
| #endif |
| #ifndef __STATIC_INLINE |
| #define __STATIC_INLINE static __inline |
| #endif |
| #ifndef __STATIC_FORCEINLINE |
| #define __STATIC_FORCEINLINE static __forceinline |
| #endif |
| #ifndef __NO_RETURN |
| #define __NO_RETURN __declspec(noreturn) |
| #endif |
| #ifndef __USED |
| #define __USED __attribute__((used)) |
| #endif |
| #ifndef __WEAK |
| #define __WEAK __attribute__((weak)) |
| #endif |
| #ifndef __PACKED |
| #define __PACKED __attribute__((packed)) |
| #endif |
| #ifndef __PACKED_STRUCT |
| #define __PACKED_STRUCT __packed struct |
| #endif |
| #ifndef __PACKED_UNION |
| #define __PACKED_UNION __packed union |
| #endif |
| #ifndef __UNALIGNED_UINT32 /* deprecated */ |
| #define __UNALIGNED_UINT32(x) (*((__packed uint32_t *)(x))) |
| #endif |
| #ifndef __UNALIGNED_UINT16_WRITE |
| #define __UNALIGNED_UINT16_WRITE(addr, val) ((*((__packed uint16_t *)(addr))) = (val)) |
| #endif |
| #ifndef __UNALIGNED_UINT16_READ |
| #define __UNALIGNED_UINT16_READ(addr) (*((const __packed uint16_t *)(addr))) |
| #endif |
| #ifndef __UNALIGNED_UINT32_WRITE |
| #define __UNALIGNED_UINT32_WRITE(addr, val) ((*((__packed uint32_t *)(addr))) = (val)) |
| #endif |
| #ifndef __UNALIGNED_UINT32_READ |
| #define __UNALIGNED_UINT32_READ(addr) (*((const __packed uint32_t *)(addr))) |
| #endif |
| #ifndef __ALIGNED |
| #define __ALIGNED(x) __attribute__((aligned(x))) |
| #endif |
| #ifndef __RESTRICT |
| #define __RESTRICT __restrict |
| #endif |
| #ifndef __COMPILER_BARRIER |
| #define __COMPILER_BARRIER() __memory_changed() |
| #endif |
| |
| /* ######################### Startup and Lowlevel Init ######################## */ |
| |
| #ifndef __PROGRAM_START |
| #define __PROGRAM_START __main |
| #endif |
| |
| #ifndef __INITIAL_SP |
| #define __INITIAL_SP Image$$ARM_LIB_STACK$$ZI$$Limit |
| #endif |
| |
| #ifndef __STACK_LIMIT |
| #define __STACK_LIMIT Image$$ARM_LIB_STACK$$ZI$$Base |
| #endif |
| |
| #ifndef __VECTOR_TABLE |
| #define __VECTOR_TABLE __Vectors |
| #endif |
| |
| #ifndef __VECTOR_TABLE_ATTRIBUTE |
| #define __VECTOR_TABLE_ATTRIBUTE __attribute((used, section("RESET"))) |
| #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. |
| */ |
| /* intrinsic void __enable_irq(); */ |
| |
| |
| /** |
| \brief Disable IRQ Interrupts |
| \details Disables IRQ interrupts by setting the I-bit in the CPSR. |
| Can only be executed in Privileged modes. |
| */ |
| /* intrinsic void __disable_irq(); */ |
| |
| /** |
| \brief Get Control Register |
| \details Returns the content of the Control Register. |
| \return Control Register value |
| */ |
| __STATIC_INLINE uint32_t __get_CONTROL(void) |
| { |
| register uint32_t __regControl __ASM("control"); |
| return(__regControl); |
| } |
| |
| |
| /** |
| \brief Set Control Register |
| \details Writes the given value to the Control Register. |
| \param [in] control Control Register value to set |
| */ |
| __STATIC_INLINE void __set_CONTROL(uint32_t control) |
| { |
| register uint32_t __regControl __ASM("control"); |
| __regControl = control; |
| } |
| |
| |
| /** |
| \brief Get IPSR Register |
| \details Returns the content of the IPSR Register. |
| \return IPSR Register value |
| */ |
| __STATIC_INLINE uint32_t __get_IPSR(void) |
| { |
| register uint32_t __regIPSR __ASM("ipsr"); |
| return(__regIPSR); |
| } |
| |
| |
| /** |
| \brief Get APSR Register |
| \details Returns the content of the APSR Register. |
| \return APSR Register value |
| */ |
| __STATIC_INLINE uint32_t __get_APSR(void) |
| { |
| register uint32_t __regAPSR __ASM("apsr"); |
| return(__regAPSR); |
| } |
| |
| |
| /** |
| \brief Get xPSR Register |
| \details Returns the content of the xPSR Register. |
| \return xPSR Register value |
| */ |
| __STATIC_INLINE uint32_t __get_xPSR(void) |
| { |
| register uint32_t __regXPSR __ASM("xpsr"); |
| return(__regXPSR); |
| } |
| |
| |
| /** |
| \brief Get Process Stack Pointer |
| \details Returns the current value of the Process Stack Pointer (PSP). |
| \return PSP Register value |
| */ |
| __STATIC_INLINE uint32_t __get_PSP(void) |
| { |
| register uint32_t __regProcessStackPointer __ASM("psp"); |
| return(__regProcessStackPointer); |
| } |
| |
| |
| /** |
| \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 |
| */ |
| __STATIC_INLINE void __set_PSP(uint32_t topOfProcStack) |
| { |
| register uint32_t __regProcessStackPointer __ASM("psp"); |
| __regProcessStackPointer = topOfProcStack; |
| } |
| |
| |
| /** |
| \brief Get Main Stack Pointer |
| \details Returns the current value of the Main Stack Pointer (MSP). |
| \return MSP Register value |
| */ |
| __STATIC_INLINE uint32_t __get_MSP(void) |
| { |
| register uint32_t __regMainStackPointer __ASM("msp"); |
| return(__regMainStackPointer); |
| } |
| |
| |
| /** |
| \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 |
| */ |
| __STATIC_INLINE void __set_MSP(uint32_t topOfMainStack) |
| { |
| register uint32_t __regMainStackPointer __ASM("msp"); |
| __regMainStackPointer = topOfMainStack; |
| } |
| |
| |
| /** |
| \brief Get Priority Mask |
| \details Returns the current state of the priority mask bit from the Priority Mask Register. |
| \return Priority Mask value |
| */ |
| __STATIC_INLINE uint32_t __get_PRIMASK(void) |
| { |
| register uint32_t __regPriMask __ASM("primask"); |
| return(__regPriMask); |
| } |
| |
| |
| /** |
| \brief Set Priority Mask |
| \details Assigns the given value to the Priority Mask Register. |
| \param [in] priMask Priority Mask |
| */ |
| __STATIC_INLINE void __set_PRIMASK(uint32_t priMask) |
| { |
| register uint32_t __regPriMask __ASM("primask"); |
| __regPriMask = (priMask); |
| } |
| |
| |
| #if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ |
| (defined (__ARM_ARCH_7EM__) && (__ARM_ARCH_7EM__ == 1)) ) |
| |
| /** |
| \brief Enable FIQ |
| \details Enables FIQ interrupts by clearing the F-bit in the CPSR. |
| Can only be executed in Privileged modes. |
| */ |
| #define __enable_fault_irq __enable_fiq |
| |
| |
| /** |
| \brief Disable FIQ |
| \details Disables FIQ interrupts by setting the F-bit in the CPSR. |
| Can only be executed in Privileged modes. |
| */ |
| #define __disable_fault_irq __disable_fiq |
| |
| |
| /** |
| \brief Get Base Priority |
| \details Returns the current value of the Base Priority register. |
| \return Base Priority register value |
| */ |
| __STATIC_INLINE uint32_t __get_BASEPRI(void) |
| { |
| register uint32_t __regBasePri __ASM("basepri"); |
| return(__regBasePri); |
| } |
| |
| |
| /** |
| \brief Set Base Priority |
| \details Assigns the given value to the Base Priority register. |
| \param [in] basePri Base Priority value to set |
| */ |
| __STATIC_INLINE void __set_BASEPRI(uint32_t basePri) |
| { |
| register uint32_t __regBasePri __ASM("basepri"); |
| __regBasePri = (basePri & 0xFFU); |
| } |
| |
| |
| /** |
| \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 |
| */ |
| __STATIC_INLINE void __set_BASEPRI_MAX(uint32_t basePri) |
| { |
| register uint32_t __regBasePriMax __ASM("basepri_max"); |
| __regBasePriMax = (basePri & 0xFFU); |
| } |
| |
| |
| /** |
| \brief Get Fault Mask |
| \details Returns the current value of the Fault Mask register. |
| \return Fault Mask register value |
| */ |
| __STATIC_INLINE uint32_t __get_FAULTMASK(void) |
| { |
| register uint32_t __regFaultMask __ASM("faultmask"); |
| return(__regFaultMask); |
| } |
| |
| |
| /** |
| \brief Set Fault Mask |
| \details Assigns the given value to the Fault Mask register. |
| \param [in] faultMask Fault Mask value to set |
| */ |
| __STATIC_INLINE void __set_FAULTMASK(uint32_t faultMask) |
| { |
| register uint32_t __regFaultMask __ASM("faultmask"); |
| __regFaultMask = (faultMask & (uint32_t)1U); |
| } |
| |
| #endif /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ |
| (defined (__ARM_ARCH_7EM__) && (__ARM_ARCH_7EM__ == 1)) ) */ |
| |
| |
| /** |
| \brief Get FPSCR |
| \details Returns the current value of the Floating Point Status/Control register. |
| \return Floating Point Status/Control register value |
| */ |
| __STATIC_INLINE uint32_t __get_FPSCR(void) |
| { |
| #if ((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \ |
| (defined (__FPU_USED ) && (__FPU_USED == 1U)) ) |
| register uint32_t __regfpscr __ASM("fpscr"); |
| return(__regfpscr); |
| #else |
| return(0U); |
| #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 |
| */ |
| __STATIC_INLINE void __set_FPSCR(uint32_t fpscr) |
| { |
| #if ((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \ |
| (defined (__FPU_USED ) && (__FPU_USED == 1U)) ) |
| register uint32_t __regfpscr __ASM("fpscr"); |
| __regfpscr = (fpscr); |
| #else |
| (void)fpscr; |
| #endif |
| } |
| |
| |
| /*@} end of CMSIS_Core_RegAccFunctions */ |
| |
| |
| /* ########################## Core Instruction Access ######################### */ |
| /** \defgroup CMSIS_Core_InstructionInterface CMSIS Core Instruction Interface |
| Access to dedicated instructions |
| @{ |
| */ |
| |
| /** |
| \brief No Operation |
| \details No Operation does nothing. This instruction can be used for code alignment purposes. |
| */ |
| #define __NOP __nop |
| |
| |
| /** |
| \brief Wait For Interrupt |
| \details Wait For Interrupt is a hint instruction that suspends execution until one of a number of events occurs. |
| */ |
| #define __WFI __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. |
| */ |
| #define __WFE __wfe |
| |
| |
| /** |
| \brief Send Event |
| \details Send Event is a hint instruction. It causes an event to be signaled to the CPU. |
| */ |
| #define __SEV __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. |
| */ |
| #define __ISB() do {\ |
| __schedule_barrier();\ |
| __isb(0xF);\ |
| __schedule_barrier();\ |
| } while (0U) |
| |
| /** |
| \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. |
| */ |
| #define __DSB() do {\ |
| __schedule_barrier();\ |
| __dsb(0xF);\ |
| __schedule_barrier();\ |
| } while (0U) |
| |
| /** |
| \brief Data Memory Barrier |
| \details Ensures the apparent order of the explicit memory operations before |
| and after the instruction, without ensuring their completion. |
| */ |
| #define __DMB() do {\ |
| __schedule_barrier();\ |
| __dmb(0xF);\ |
| __schedule_barrier();\ |
| } while (0U) |
| |
| |
| /** |
| \brief Reverse byte order (32 bit) |
| \details Reverses the byte order in unsigned integer value. For example, 0x12345678 becomes 0x78563412. |
| \param [in] value Value to reverse |
| \return Reversed value |
| */ |
| #define __REV __rev |
| |
| |
| /** |
| \brief Reverse byte order (16 bit) |
| \details Reverses the byte order within each halfword of a word. For example, 0x12345678 becomes 0x34127856. |
| \param [in] value Value to reverse |
| \return Reversed value |
| */ |
| #ifndef __NO_EMBEDDED_ASM |
| __attribute__((section(".rev16_text"))) __STATIC_INLINE __ASM uint32_t __REV16(uint32_t value) |
| { |
| rev16 r0, r0 |
| bx lr |
| } |
| #endif |
| |
| |
| /** |
| \brief Reverse byte order (16 bit) |
| \details Reverses the byte order in a 16-bit value and returns the signed 16-bit result. For example, 0x0080 becomes 0x8000. |
| \param [in] value Value to reverse |
| \return Reversed value |
| */ |
| #ifndef __NO_EMBEDDED_ASM |
| __attribute__((section(".revsh_text"))) __STATIC_INLINE __ASM int16_t __REVSH(int16_t value) |
| { |
| revsh r0, r0 |
| bx lr |
| } |
| #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] op1 Value to rotate |
| \param [in] op2 Number of Bits to rotate |
| \return Rotated value |
| */ |
| #define __ROR __ror |
| |
| |
| /** |
| \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) __breakpoint(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 |
| */ |
| #if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ |
| (defined (__ARM_ARCH_7EM__) && (__ARM_ARCH_7EM__ == 1)) ) |
| #define __RBIT __rbit |
| #else |
| __attribute__((always_inline)) __STATIC_INLINE uint32_t __RBIT(uint32_t value) |
| { |
| uint32_t result; |
| uint32_t s = (4U /*sizeof(v)*/ * 8U) - 1U; /* extra shift needed at end */ |
| |
| result = value; /* r will be reversed bits of v; first get LSB of v */ |
| for (value >>= 1U; value != 0U; value >>= 1U) |
| { |
| result <<= 1U; |
| result |= value & 1U; |
| s--; |
| } |
| result <<= s; /* shift when v's highest bits are zero */ |
| return result; |
| } |
| #endif |
| |
| |
| /** |
| \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 __clz |
| |
| |
| #if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ |
| (defined (__ARM_ARCH_7EM__) && (__ARM_ARCH_7EM__ == 1)) ) |
| |
| /** |
| \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) |
| */ |
| #if defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 5060020) |
| #define __LDREXB(ptr) ((uint8_t ) __ldrex(ptr)) |
| #else |
| #define __LDREXB(ptr) _Pragma("push") _Pragma("diag_suppress 3731") ((uint8_t ) __ldrex(ptr)) _Pragma("pop") |
| #endif |
| |
| |
| /** |
| \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) |
| */ |
| #if defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 5060020) |
| #define __LDREXH(ptr) ((uint16_t) __ldrex(ptr)) |
| #else |
| #define __LDREXH(ptr) _Pragma("push") _Pragma("diag_suppress 3731") ((uint16_t) __ldrex(ptr)) _Pragma("pop") |
| #endif |
| |
| |
| /** |
| \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) |
| */ |
| #if defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 5060020) |
| #define __LDREXW(ptr) ((uint32_t ) __ldrex(ptr)) |
| #else |
| #define __LDREXW(ptr) _Pragma("push") _Pragma("diag_suppress 3731") ((uint32_t ) __ldrex(ptr)) _Pragma("pop") |
| #endif |
| |
| |
| /** |
| \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 |
| */ |
| #if defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 5060020) |
| #define __STREXB(value, ptr) __strex(value, ptr) |
| #else |
| #define __STREXB(value, ptr) _Pragma("push") _Pragma("diag_suppress 3731") __strex(value, ptr) _Pragma("pop") |
| #endif |
| |
| |
| /** |
| \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 |
| */ |
| #if defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 5060020) |
| #define __STREXH(value, ptr) __strex(value, ptr) |
| #else |
| #define __STREXH(value, ptr) _Pragma("push") _Pragma("diag_suppress 3731") __strex(value, ptr) _Pragma("pop") |
| #endif |
| |
| |
| /** |
| \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 |
| */ |
| #if defined(__ARMCC_VERSION) && (__ARMCC_VERSION < 5060020) |
| #define __STREXW(value, ptr) __strex(value, ptr) |
| #else |
| #define __STREXW(value, ptr) _Pragma("push") _Pragma("diag_suppress 3731") __strex(value, ptr) _Pragma("pop") |
| #endif |
| |
| |
| /** |
| \brief Remove the exclusive lock |
| \details Removes the exclusive lock which is created by LDREX. |
| */ |
| #define __CLREX __clrex |
| |
| |
| /** |
| \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 __ssat |
| |
| |
| /** |
| \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 __usat |
| |
| |
| /** |
| \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 |
| */ |
| #ifndef __NO_EMBEDDED_ASM |
| __attribute__((section(".rrx_text"))) __STATIC_INLINE __ASM uint32_t __RRX(uint32_t value) |
| { |
| rrx r0, r0 |
| bx lr |
| } |
| #endif |
| |
| |
| /** |
| \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) |
| */ |
| #define __LDRBT(ptr) ((uint8_t ) __ldrt(ptr)) |
| |
| |
| /** |
| \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) |
| */ |
| #define __LDRHT(ptr) ((uint16_t) __ldrt(ptr)) |
| |
| |
| /** |
| \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) |
| */ |
| #define __LDRT(ptr) ((uint32_t ) __ldrt(ptr)) |
| |
| |
| /** |
| \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 |
| */ |
| #define __STRBT(value, ptr) __strt(value, ptr) |
| |
| |
| /** |
| \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 |
| */ |
| #define __STRHT(value, ptr) __strt(value, ptr) |
| |
| |
| /** |
| \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 |
| */ |
| #define __STRT(value, ptr) __strt(value, ptr) |
| |
| #else /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ |
| (defined (__ARM_ARCH_7EM__) && (__ARM_ARCH_7EM__ == 1)) ) */ |
| |
| /** |
| \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 |
| */ |
| __attribute__((always_inline)) __STATIC_INLINE int32_t __SSAT(int32_t val, uint32_t sat) |
| { |
| if ((sat >= 1U) && (sat <= 32U)) |
| { |
| const int32_t max = (int32_t)((1U << (sat - 1U)) - 1U); |
| const int32_t min = -1 - max ; |
| if (val > max) |
| { |
| return max; |
| } |
| else if (val < min) |
| { |
| return min; |
| } |
| } |
| return val; |
| } |
| |
| /** |
| \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 |
| */ |
| __attribute__((always_inline)) __STATIC_INLINE uint32_t __USAT(int32_t val, uint32_t sat) |
| { |
| if (sat <= 31U) |
| { |
| const uint32_t max = ((1U << sat) - 1U); |
| if (val > (int32_t)max) |
| { |
| return max; |
| } |
| else if (val < 0) |
| { |
| return 0U; |
| } |
| } |
| return (uint32_t)val; |
| } |
| |
| #endif /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ |
| (defined (__ARM_ARCH_7EM__) && (__ARM_ARCH_7EM__ == 1)) ) */ |
| |
| /*@}*/ /* end of group CMSIS_Core_InstructionInterface */ |
| |
| |
| /* ################### Compiler specific Intrinsics ########################### */ |
| /** \defgroup CMSIS_SIMD_intrinsics CMSIS SIMD Intrinsics |
| Access to dedicated SIMD instructions |
| @{ |
| */ |
| |
| #if ((defined (__ARM_ARCH_7EM__) && (__ARM_ARCH_7EM__ == 1)) ) |
| |
| #define __SADD8 __sadd8 |
| #define __QADD8 __qadd8 |
| #define __SHADD8 __shadd8 |
| #define __UADD8 __uadd8 |
| #define __UQADD8 __uqadd8 |
| #define __UHADD8 __uhadd8 |
| #define __SSUB8 __ssub8 |
| #define __QSUB8 __qsub8 |
| #define __SHSUB8 __shsub8 |
| #define __USUB8 __usub8 |
| #define __UQSUB8 __uqsub8 |
| #define __UHSUB8 __uhsub8 |
| #define __SADD16 __sadd16 |
| #define __QADD16 __qadd16 |
| #define __SHADD16 __shadd16 |
| #define __UADD16 __uadd16 |
| #define __UQADD16 __uqadd16 |
| #define __UHADD16 __uhadd16 |
| #define __SSUB16 __ssub16 |
| #define __QSUB16 __qsub16 |
| #define __SHSUB16 __shsub16 |
| #define __USUB16 __usub16 |
| #define __UQSUB16 __uqsub16 |
| #define __UHSUB16 __uhsub16 |
| #define __SASX __sasx |
| #define __QASX __qasx |
| #define __SHASX __shasx |
| #define __UASX __uasx |
| #define __UQASX __uqasx |
| #define __UHASX __uhasx |
| #define __SSAX __ssax |
| #define __QSAX __qsax |
| #define __SHSAX __shsax |
| #define __USAX __usax |
| #define __UQSAX __uqsax |
| #define __UHSAX __uhsax |
| #define __USAD8 __usad8 |
| #define __USADA8 __usada8 |
| #define __SSAT16 __ssat16 |
| #define __USAT16 __usat16 |
| #define __UXTB16 __uxtb16 |
| #define __UXTAB16 __uxtab16 |
| #define __SXTB16 __sxtb16 |
| #define __SXTAB16 __sxtab16 |
| #define __SMUAD __smuad |
| #define __SMUADX __smuadx |
| #define __SMLAD __smlad |
| #define __SMLADX __smladx |
| #define __SMLALD __smlald |
| #define __SMLALDX __smlaldx |
| #define __SMUSD __smusd |
| #define __SMUSDX __smusdx |
| #define __SMLSD __smlsd |
| #define __SMLSDX __smlsdx |
| #define __SMLSLD __smlsld |
| #define __SMLSLDX __smlsldx |
| #define __SEL __sel |
| #define __QADD __qadd |
| #define __QSUB __qsub |
| |
| #define __PKHBT(ARG1,ARG2,ARG3) ( ((((uint32_t)(ARG1)) ) & 0x0000FFFFUL) | \ |
| ((((uint32_t)(ARG2)) << (ARG3)) & 0xFFFF0000UL) ) |
| |
| #define __PKHTB(ARG1,ARG2,ARG3) ( ((((uint32_t)(ARG1)) ) & 0xFFFF0000UL) | \ |
| ((((uint32_t)(ARG2)) >> (ARG3)) & 0x0000FFFFUL) ) |
| |
| #define __SMMLA(ARG1,ARG2,ARG3) ( (int32_t)((((int64_t)(ARG1) * (ARG2)) + \ |
| ((int64_t)(ARG3) << 32U) ) >> 32U)) |
| |
| #endif /* ((defined (__ARM_ARCH_7EM__) && (__ARM_ARCH_7EM__ == 1)) ) */ |
| /*@} end of group CMSIS_SIMD_intrinsics */ |
| |
| |
| #endif /* __CMSIS_ARMCC_H */ |
