From 9c59a184dba820975e5da6fcd5d248aee87f7e2f Mon Sep 17 00:00:00 2001 From: Clyne Sullivan Date: Sun, 2 Feb 2025 11:26:53 -0500 Subject: add l476 implementation --- Drivers/CMSIS/Include/cmsis_armcc.h | 1782 ++++++++++++++++++----------------- 1 file changed, 894 insertions(+), 888 deletions(-) (limited to 'Drivers/CMSIS/Include/cmsis_armcc.h') diff --git a/Drivers/CMSIS/Include/cmsis_armcc.h b/Drivers/CMSIS/Include/cmsis_armcc.h index a955d47..da9d654 100644 --- a/Drivers/CMSIS/Include/cmsis_armcc.h +++ b/Drivers/CMSIS/Include/cmsis_armcc.h @@ -1,888 +1,894 @@ -/**************************************************************************//** - * @file cmsis_armcc.h - * @brief CMSIS compiler ARMCC (Arm Compiler 5) header file - * @version V5.3.2 - * @date 27. May 2021 - ******************************************************************************/ -/* - * Copyright (c) 2009-2021 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 */ - /* __ARM_ARCH_8_1M_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 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() __isb(0xF) - -/** - \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() __dsb(0xF) - -/** - \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() __dmb(0xF) - - -/** - \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 */ - - -/* ########################### 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 special-purpose register PRIMASK. - Can only be executed in Privileged modes. - */ -/* intrinsic void __enable_irq(); */ - - -/** - \brief Disable IRQ Interrupts - \details Disables IRQ interrupts by setting special-purpose register PRIMASK. - 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; - __ISB(); -} - - -/** - \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 special-purpose register FAULTMASK. - Can only be executed in Privileged modes. - */ -#define __enable_fault_irq __enable_fiq - - -/** - \brief Disable FIQ - \details Disables FIQ interrupts by setting special-purpose register FAULTMASK. - 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 */ - - -/* ################### 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)) - -#define __SXTB16_RORn(ARG1, ARG2) __SXTB16(__ROR(ARG1, ARG2)) - -#define __SXTAB16_RORn(ARG1, ARG2, ARG3) __SXTAB16(ARG1, __ROR(ARG2, ARG3)) - -#endif /* ((defined (__ARM_ARCH_7EM__) && (__ARM_ARCH_7EM__ == 1)) ) */ -/*@} end of group CMSIS_SIMD_intrinsics */ - - -#endif /* __CMSIS_ARMCC_H */ +/**************************************************************************//** + * @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 */ -- cgit v1.2.3