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| | |
| | | /**************************************************************************//** |
| | | * @file cmsis_armclang.h |
| | | * @brief CMSIS compiler armclang (Arm Compiler 6) header file |
| | | * @version V5.3.1 |
| | | * @date 26. March 2020 |
| | | ******************************************************************************/ |
| | | /* |
| | | * Copyright (c) 2009-2020 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. |
| | | */ |
| | | |
| | | /*lint -esym(9058, IRQn)*/ /* disable MISRA 2012 Rule 2.4 for IRQn */ |
| | | |
| | | #ifndef __CMSIS_ARMCLANG_H |
| | | #define __CMSIS_ARMCLANG_H |
| | | |
| | | #pragma clang system_header /* treat file as system include file */ |
| | | |
| | | #ifndef __ARM_COMPAT_H |
| | | #include <arm_compat.h> /* Compatibility header for Arm Compiler 5 intrinsics */ |
| | | #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 __attribute__((always_inline)) static __inline |
| | | #endif |
| | | #ifndef __NO_RETURN |
| | | #define __NO_RETURN __attribute__((__noreturn__)) |
| | | #endif |
| | | #ifndef __USED |
| | | #define __USED __attribute__((used)) |
| | | #endif |
| | | #ifndef __WEAK |
| | | #define __WEAK __attribute__((weak)) |
| | | #endif |
| | | #ifndef __PACKED |
| | | #define __PACKED __attribute__((packed, aligned(1))) |
| | | #endif |
| | | #ifndef __PACKED_STRUCT |
| | | #define __PACKED_STRUCT struct __attribute__((packed, aligned(1))) |
| | | #endif |
| | | #ifndef __PACKED_UNION |
| | | #define __PACKED_UNION union __attribute__((packed, aligned(1))) |
| | | #endif |
| | | #ifndef __UNALIGNED_UINT32 /* deprecated */ |
| | | #pragma clang diagnostic push |
| | | #pragma clang diagnostic ignored "-Wpacked" |
| | | /*lint -esym(9058, T_UINT32)*/ /* disable MISRA 2012 Rule 2.4 for T_UINT32 */ |
| | | struct __attribute__((packed)) T_UINT32 { uint32_t v; }; |
| | | #pragma clang diagnostic pop |
| | | #define __UNALIGNED_UINT32(x) (((struct T_UINT32 *)(x))->v) |
| | | #endif |
| | | #ifndef __UNALIGNED_UINT16_WRITE |
| | | #pragma clang diagnostic push |
| | | #pragma clang diagnostic ignored "-Wpacked" |
| | | /*lint -esym(9058, T_UINT16_WRITE)*/ /* disable MISRA 2012 Rule 2.4 for T_UINT16_WRITE */ |
| | | __PACKED_STRUCT T_UINT16_WRITE { uint16_t v; }; |
| | | #pragma clang diagnostic pop |
| | | #define __UNALIGNED_UINT16_WRITE(addr, val) (void)((((struct T_UINT16_WRITE *)(void *)(addr))->v) = (val)) |
| | | #endif |
| | | #ifndef __UNALIGNED_UINT16_READ |
| | | #pragma clang diagnostic push |
| | | #pragma clang diagnostic ignored "-Wpacked" |
| | | /*lint -esym(9058, T_UINT16_READ)*/ /* disable MISRA 2012 Rule 2.4 for T_UINT16_READ */ |
| | | __PACKED_STRUCT T_UINT16_READ { uint16_t v; }; |
| | | #pragma clang diagnostic pop |
| | | #define __UNALIGNED_UINT16_READ(addr) (((const struct T_UINT16_READ *)(const void *)(addr))->v) |
| | | #endif |
| | | #ifndef __UNALIGNED_UINT32_WRITE |
| | | #pragma clang diagnostic push |
| | | #pragma clang diagnostic ignored "-Wpacked" |
| | | /*lint -esym(9058, T_UINT32_WRITE)*/ /* disable MISRA 2012 Rule 2.4 for T_UINT32_WRITE */ |
| | | __PACKED_STRUCT T_UINT32_WRITE { uint32_t v; }; |
| | | #pragma clang diagnostic pop |
| | | #define __UNALIGNED_UINT32_WRITE(addr, val) (void)((((struct T_UINT32_WRITE *)(void *)(addr))->v) = (val)) |
| | | #endif |
| | | #ifndef __UNALIGNED_UINT32_READ |
| | | #pragma clang diagnostic push |
| | | #pragma clang diagnostic ignored "-Wpacked" |
| | | /*lint -esym(9058, T_UINT32_READ)*/ /* disable MISRA 2012 Rule 2.4 for T_UINT32_READ */ |
| | | __PACKED_STRUCT T_UINT32_READ { uint32_t v; }; |
| | | #pragma clang diagnostic pop |
| | | #define __UNALIGNED_UINT32_READ(addr) (((const struct T_UINT32_READ *)(const void *)(addr))->v) |
| | | #endif |
| | | #ifndef __ALIGNED |
| | | #define __ALIGNED(x) __attribute__((aligned(x))) |
| | | #endif |
| | | #ifndef __RESTRICT |
| | | #define __RESTRICT __restrict |
| | | #endif |
| | | #ifndef __COMPILER_BARRIER |
| | | #define __COMPILER_BARRIER() __ASM volatile("":::"memory") |
| | | #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(); see arm_compat.h */ |
| | | |
| | | |
| | | /** |
| | | \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(); see arm_compat.h */ |
| | | |
| | | |
| | | /** |
| | | \brief Get Control Register |
| | | \details Returns the content of the Control Register. |
| | | \return Control Register value |
| | | */ |
| | | __STATIC_FORCEINLINE uint32_t __get_CONTROL(void) |
| | | { |
| | | uint32_t result; |
| | | |
| | | __ASM volatile ("MRS %0, control" : "=r" (result) ); |
| | | return(result); |
| | | } |
| | | |
| | | |
| | | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
| | | /** |
| | | \brief Get Control Register (non-secure) |
| | | \details Returns the content of the non-secure Control Register when in secure mode. |
| | | \return non-secure Control Register value |
| | | */ |
| | | __STATIC_FORCEINLINE uint32_t __TZ_get_CONTROL_NS(void) |
| | | { |
| | | uint32_t result; |
| | | |
| | | __ASM volatile ("MRS %0, control_ns" : "=r" (result) ); |
| | | return(result); |
| | | } |
| | | #endif |
| | | |
| | | |
| | | /** |
| | | \brief Set Control Register |
| | | \details Writes the given value to the Control Register. |
| | | \param [in] control Control Register value to set |
| | | */ |
| | | __STATIC_FORCEINLINE void __set_CONTROL(uint32_t control) |
| | | { |
| | | __ASM volatile ("MSR control, %0" : : "r" (control) : "memory"); |
| | | } |
| | | |
| | | |
| | | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
| | | /** |
| | | \brief Set Control Register (non-secure) |
| | | \details Writes the given value to the non-secure Control Register when in secure state. |
| | | \param [in] control Control Register value to set |
| | | */ |
| | | __STATIC_FORCEINLINE void __TZ_set_CONTROL_NS(uint32_t control) |
| | | { |
| | | __ASM volatile ("MSR control_ns, %0" : : "r" (control) : "memory"); |
| | | } |
| | | #endif |
| | | |
| | | |
| | | /** |
| | | \brief Get IPSR Register |
| | | \details Returns the content of the IPSR Register. |
| | | \return IPSR Register value |
| | | */ |
| | | __STATIC_FORCEINLINE 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 |
| | | */ |
| | | __STATIC_FORCEINLINE 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 |
| | | */ |
| | | __STATIC_FORCEINLINE 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 |
| | | */ |
| | | __STATIC_FORCEINLINE uint32_t __get_PSP(void) |
| | | { |
| | | uint32_t result; |
| | | |
| | | __ASM volatile ("MRS %0, psp" : "=r" (result) ); |
| | | return(result); |
| | | } |
| | | |
| | | |
| | | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
| | | /** |
| | | \brief Get Process Stack Pointer (non-secure) |
| | | \details Returns the current value of the non-secure Process Stack Pointer (PSP) when in secure state. |
| | | \return PSP Register value |
| | | */ |
| | | __STATIC_FORCEINLINE uint32_t __TZ_get_PSP_NS(void) |
| | | { |
| | | uint32_t result; |
| | | |
| | | __ASM volatile ("MRS %0, psp_ns" : "=r" (result) ); |
| | | return(result); |
| | | } |
| | | #endif |
| | | |
| | | |
| | | /** |
| | | \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_FORCEINLINE void __set_PSP(uint32_t topOfProcStack) |
| | | { |
| | | __ASM volatile ("MSR psp, %0" : : "r" (topOfProcStack) : ); |
| | | } |
| | | |
| | | |
| | | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
| | | /** |
| | | \brief Set Process Stack Pointer (non-secure) |
| | | \details Assigns the given value to the non-secure Process Stack Pointer (PSP) when in secure state. |
| | | \param [in] topOfProcStack Process Stack Pointer value to set |
| | | */ |
| | | __STATIC_FORCEINLINE void __TZ_set_PSP_NS(uint32_t topOfProcStack) |
| | | { |
| | | __ASM volatile ("MSR psp_ns, %0" : : "r" (topOfProcStack) : ); |
| | | } |
| | | #endif |
| | | |
| | | |
| | | /** |
| | | \brief Get Main Stack Pointer |
| | | \details Returns the current value of the Main Stack Pointer (MSP). |
| | | \return MSP Register value |
| | | */ |
| | | __STATIC_FORCEINLINE uint32_t __get_MSP(void) |
| | | { |
| | | uint32_t result; |
| | | |
| | | __ASM volatile ("MRS %0, msp" : "=r" (result) ); |
| | | return(result); |
| | | } |
| | | |
| | | |
| | | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
| | | /** |
| | | \brief Get Main Stack Pointer (non-secure) |
| | | \details Returns the current value of the non-secure Main Stack Pointer (MSP) when in secure state. |
| | | \return MSP Register value |
| | | */ |
| | | __STATIC_FORCEINLINE uint32_t __TZ_get_MSP_NS(void) |
| | | { |
| | | uint32_t result; |
| | | |
| | | __ASM volatile ("MRS %0, msp_ns" : "=r" (result) ); |
| | | return(result); |
| | | } |
| | | #endif |
| | | |
| | | |
| | | /** |
| | | \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_FORCEINLINE void __set_MSP(uint32_t topOfMainStack) |
| | | { |
| | | __ASM volatile ("MSR msp, %0" : : "r" (topOfMainStack) : ); |
| | | } |
| | | |
| | | |
| | | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
| | | /** |
| | | \brief Set Main Stack Pointer (non-secure) |
| | | \details Assigns the given value to the non-secure Main Stack Pointer (MSP) when in secure state. |
| | | \param [in] topOfMainStack Main Stack Pointer value to set |
| | | */ |
| | | __STATIC_FORCEINLINE void __TZ_set_MSP_NS(uint32_t topOfMainStack) |
| | | { |
| | | __ASM volatile ("MSR msp_ns, %0" : : "r" (topOfMainStack) : ); |
| | | } |
| | | #endif |
| | | |
| | | |
| | | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
| | | /** |
| | | \brief Get Stack Pointer (non-secure) |
| | | \details Returns the current value of the non-secure Stack Pointer (SP) when in secure state. |
| | | \return SP Register value |
| | | */ |
| | | __STATIC_FORCEINLINE uint32_t __TZ_get_SP_NS(void) |
| | | { |
| | | uint32_t result; |
| | | |
| | | __ASM volatile ("MRS %0, sp_ns" : "=r" (result) ); |
| | | return(result); |
| | | } |
| | | |
| | | |
| | | /** |
| | | \brief Set Stack Pointer (non-secure) |
| | | \details Assigns the given value to the non-secure Stack Pointer (SP) when in secure state. |
| | | \param [in] topOfStack Stack Pointer value to set |
| | | */ |
| | | __STATIC_FORCEINLINE void __TZ_set_SP_NS(uint32_t topOfStack) |
| | | { |
| | | __ASM volatile ("MSR sp_ns, %0" : : "r" (topOfStack) : ); |
| | | } |
| | | #endif |
| | | |
| | | |
| | | /** |
| | | \brief Get Priority Mask |
| | | \details Returns the current state of the priority mask bit from the Priority Mask Register. |
| | | \return Priority Mask value |
| | | */ |
| | | __STATIC_FORCEINLINE uint32_t __get_PRIMASK(void) |
| | | { |
| | | uint32_t result; |
| | | |
| | | __ASM volatile ("MRS %0, primask" : "=r" (result) ); |
| | | return(result); |
| | | } |
| | | |
| | | |
| | | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
| | | /** |
| | | \brief Get Priority Mask (non-secure) |
| | | \details Returns the current state of the non-secure priority mask bit from the Priority Mask Register when in secure state. |
| | | \return Priority Mask value |
| | | */ |
| | | __STATIC_FORCEINLINE uint32_t __TZ_get_PRIMASK_NS(void) |
| | | { |
| | | uint32_t result; |
| | | |
| | | __ASM volatile ("MRS %0, primask_ns" : "=r" (result) ); |
| | | return(result); |
| | | } |
| | | #endif |
| | | |
| | | |
| | | /** |
| | | \brief Set Priority Mask |
| | | \details Assigns the given value to the Priority Mask Register. |
| | | \param [in] priMask Priority Mask |
| | | */ |
| | | __STATIC_FORCEINLINE void __set_PRIMASK(uint32_t priMask) |
| | | { |
| | | __ASM volatile ("MSR primask, %0" : : "r" (priMask) : "memory"); |
| | | } |
| | | |
| | | |
| | | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
| | | /** |
| | | \brief Set Priority Mask (non-secure) |
| | | \details Assigns the given value to the non-secure Priority Mask Register when in secure state. |
| | | \param [in] priMask Priority Mask |
| | | */ |
| | | __STATIC_FORCEINLINE void __TZ_set_PRIMASK_NS(uint32_t priMask) |
| | | { |
| | | __ASM volatile ("MSR primask_ns, %0" : : "r" (priMask) : "memory"); |
| | | } |
| | | #endif |
| | | |
| | | |
| | | #if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ |
| | | (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8_1M_MAIN__) && (__ARM_ARCH_8_1M_MAIN__ == 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 /* see arm_compat.h */ |
| | | |
| | | |
| | | /** |
| | | \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 /* see arm_compat.h */ |
| | | |
| | | |
| | | /** |
| | | \brief Get Base Priority |
| | | \details Returns the current value of the Base Priority register. |
| | | \return Base Priority register value |
| | | */ |
| | | __STATIC_FORCEINLINE uint32_t __get_BASEPRI(void) |
| | | { |
| | | uint32_t result; |
| | | |
| | | __ASM volatile ("MRS %0, basepri" : "=r" (result) ); |
| | | return(result); |
| | | } |
| | | |
| | | |
| | | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
| | | /** |
| | | \brief Get Base Priority (non-secure) |
| | | \details Returns the current value of the non-secure Base Priority register when in secure state. |
| | | \return Base Priority register value |
| | | */ |
| | | __STATIC_FORCEINLINE uint32_t __TZ_get_BASEPRI_NS(void) |
| | | { |
| | | uint32_t result; |
| | | |
| | | __ASM volatile ("MRS %0, basepri_ns" : "=r" (result) ); |
| | | return(result); |
| | | } |
| | | #endif |
| | | |
| | | |
| | | /** |
| | | \brief Set Base Priority |
| | | \details Assigns the given value to the Base Priority register. |
| | | \param [in] basePri Base Priority value to set |
| | | */ |
| | | __STATIC_FORCEINLINE void __set_BASEPRI(uint32_t basePri) |
| | | { |
| | | __ASM volatile ("MSR basepri, %0" : : "r" (basePri) : "memory"); |
| | | } |
| | | |
| | | |
| | | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
| | | /** |
| | | \brief Set Base Priority (non-secure) |
| | | \details Assigns the given value to the non-secure Base Priority register when in secure state. |
| | | \param [in] basePri Base Priority value to set |
| | | */ |
| | | __STATIC_FORCEINLINE void __TZ_set_BASEPRI_NS(uint32_t basePri) |
| | | { |
| | | __ASM volatile ("MSR basepri_ns, %0" : : "r" (basePri) : "memory"); |
| | | } |
| | | #endif |
| | | |
| | | |
| | | /** |
| | | \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_FORCEINLINE void __set_BASEPRI_MAX(uint32_t basePri) |
| | | { |
| | | __ASM volatile ("MSR basepri_max, %0" : : "r" (basePri) : "memory"); |
| | | } |
| | | |
| | | |
| | | /** |
| | | \brief Get Fault Mask |
| | | \details Returns the current value of the Fault Mask register. |
| | | \return Fault Mask register value |
| | | */ |
| | | __STATIC_FORCEINLINE uint32_t __get_FAULTMASK(void) |
| | | { |
| | | uint32_t result; |
| | | |
| | | __ASM volatile ("MRS %0, faultmask" : "=r" (result) ); |
| | | return(result); |
| | | } |
| | | |
| | | |
| | | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
| | | /** |
| | | \brief Get Fault Mask (non-secure) |
| | | \details Returns the current value of the non-secure Fault Mask register when in secure state. |
| | | \return Fault Mask register value |
| | | */ |
| | | __STATIC_FORCEINLINE uint32_t __TZ_get_FAULTMASK_NS(void) |
| | | { |
| | | uint32_t result; |
| | | |
| | | __ASM volatile ("MRS %0, faultmask_ns" : "=r" (result) ); |
| | | return(result); |
| | | } |
| | | #endif |
| | | |
| | | |
| | | /** |
| | | \brief Set Fault Mask |
| | | \details Assigns the given value to the Fault Mask register. |
| | | \param [in] faultMask Fault Mask value to set |
| | | */ |
| | | __STATIC_FORCEINLINE void __set_FAULTMASK(uint32_t faultMask) |
| | | { |
| | | __ASM volatile ("MSR faultmask, %0" : : "r" (faultMask) : "memory"); |
| | | } |
| | | |
| | | |
| | | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
| | | /** |
| | | \brief Set Fault Mask (non-secure) |
| | | \details Assigns the given value to the non-secure Fault Mask register when in secure state. |
| | | \param [in] faultMask Fault Mask value to set |
| | | */ |
| | | __STATIC_FORCEINLINE void __TZ_set_FAULTMASK_NS(uint32_t faultMask) |
| | | { |
| | | __ASM volatile ("MSR faultmask_ns, %0" : : "r" (faultMask) : "memory"); |
| | | } |
| | | #endif |
| | | |
| | | #endif /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ |
| | | (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8_1M_MAIN__) && (__ARM_ARCH_8_1M_MAIN__ == 1)) ) */ |
| | | |
| | | |
| | | #if ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8_1M_MAIN__) && (__ARM_ARCH_8_1M_MAIN__ == 1)) ) |
| | | |
| | | /** |
| | | \brief Get Process Stack Pointer Limit |
| | | Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure |
| | | Stack Pointer Limit register hence zero is returned always in non-secure |
| | | mode. |
| | | |
| | | \details Returns the current value of the Process Stack Pointer Limit (PSPLIM). |
| | | \return PSPLIM Register value |
| | | */ |
| | | __STATIC_FORCEINLINE uint32_t __get_PSPLIM(void) |
| | | { |
| | | #if (!((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8_1M_MAIN__ ) && (__ARM_ARCH_8_1M_MAIN__ == 1)) ) && \ |
| | | (!defined (__ARM_FEATURE_CMSE) || (__ARM_FEATURE_CMSE < 3))) |
| | | // without main extensions, the non-secure PSPLIM is RAZ/WI |
| | | return 0U; |
| | | #else |
| | | uint32_t result; |
| | | __ASM volatile ("MRS %0, psplim" : "=r" (result) ); |
| | | return result; |
| | | #endif |
| | | } |
| | | |
| | | #if (defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3)) |
| | | /** |
| | | \brief Get Process Stack Pointer Limit (non-secure) |
| | | Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure |
| | | Stack Pointer Limit register hence zero is returned always in non-secure |
| | | mode. |
| | | |
| | | \details Returns the current value of the non-secure Process Stack Pointer Limit (PSPLIM) when in secure state. |
| | | \return PSPLIM Register value |
| | | */ |
| | | __STATIC_FORCEINLINE uint32_t __TZ_get_PSPLIM_NS(void) |
| | | { |
| | | #if (!((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8_1M_MAIN__ ) && (__ARM_ARCH_8_1M_MAIN__ == 1)) ) ) |
| | | // without main extensions, the non-secure PSPLIM is RAZ/WI |
| | | return 0U; |
| | | #else |
| | | uint32_t result; |
| | | __ASM volatile ("MRS %0, psplim_ns" : "=r" (result) ); |
| | | return result; |
| | | #endif |
| | | } |
| | | #endif |
| | | |
| | | |
| | | /** |
| | | \brief Set Process Stack Pointer Limit |
| | | Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure |
| | | Stack Pointer Limit register hence the write is silently ignored in non-secure |
| | | mode. |
| | | |
| | | \details Assigns the given value to the Process Stack Pointer Limit (PSPLIM). |
| | | \param [in] ProcStackPtrLimit Process Stack Pointer Limit value to set |
| | | */ |
| | | __STATIC_FORCEINLINE void __set_PSPLIM(uint32_t ProcStackPtrLimit) |
| | | { |
| | | #if (!((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8_1M_MAIN__ ) && (__ARM_ARCH_8_1M_MAIN__ == 1)) ) && \ |
| | | (!defined (__ARM_FEATURE_CMSE) || (__ARM_FEATURE_CMSE < 3))) |
| | | // without main extensions, the non-secure PSPLIM is RAZ/WI |
| | | (void)ProcStackPtrLimit; |
| | | #else |
| | | __ASM volatile ("MSR psplim, %0" : : "r" (ProcStackPtrLimit)); |
| | | #endif |
| | | } |
| | | |
| | | |
| | | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
| | | /** |
| | | \brief Set Process Stack Pointer (non-secure) |
| | | Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure |
| | | Stack Pointer Limit register hence the write is silently ignored in non-secure |
| | | mode. |
| | | |
| | | \details Assigns the given value to the non-secure Process Stack Pointer Limit (PSPLIM) when in secure state. |
| | | \param [in] ProcStackPtrLimit Process Stack Pointer Limit value to set |
| | | */ |
| | | __STATIC_FORCEINLINE void __TZ_set_PSPLIM_NS(uint32_t ProcStackPtrLimit) |
| | | { |
| | | #if (!((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8_1M_MAIN__ ) && (__ARM_ARCH_8_1M_MAIN__ == 1)) ) ) |
| | | // without main extensions, the non-secure PSPLIM is RAZ/WI |
| | | (void)ProcStackPtrLimit; |
| | | #else |
| | | __ASM volatile ("MSR psplim_ns, %0\n" : : "r" (ProcStackPtrLimit)); |
| | | #endif |
| | | } |
| | | #endif |
| | | |
| | | |
| | | /** |
| | | \brief Get Main Stack Pointer Limit |
| | | Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure |
| | | Stack Pointer Limit register hence zero is returned always. |
| | | |
| | | \details Returns the current value of the Main Stack Pointer Limit (MSPLIM). |
| | | \return MSPLIM Register value |
| | | */ |
| | | __STATIC_FORCEINLINE uint32_t __get_MSPLIM(void) |
| | | { |
| | | #if (!((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8_1M_MAIN__ ) && (__ARM_ARCH_8_1M_MAIN__ == 1)) ) && \ |
| | | (!defined (__ARM_FEATURE_CMSE) || (__ARM_FEATURE_CMSE < 3))) |
| | | // without main extensions, the non-secure MSPLIM is RAZ/WI |
| | | return 0U; |
| | | #else |
| | | uint32_t result; |
| | | __ASM volatile ("MRS %0, msplim" : "=r" (result) ); |
| | | return result; |
| | | #endif |
| | | } |
| | | |
| | | |
| | | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
| | | /** |
| | | \brief Get Main Stack Pointer Limit (non-secure) |
| | | Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure |
| | | Stack Pointer Limit register hence zero is returned always. |
| | | |
| | | \details Returns the current value of the non-secure Main Stack Pointer Limit(MSPLIM) when in secure state. |
| | | \return MSPLIM Register value |
| | | */ |
| | | __STATIC_FORCEINLINE uint32_t __TZ_get_MSPLIM_NS(void) |
| | | { |
| | | #if (!((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8_1M_MAIN__ ) && (__ARM_ARCH_8_1M_MAIN__ == 1)) ) ) |
| | | // without main extensions, the non-secure MSPLIM is RAZ/WI |
| | | return 0U; |
| | | #else |
| | | uint32_t result; |
| | | __ASM volatile ("MRS %0, msplim_ns" : "=r" (result) ); |
| | | return result; |
| | | #endif |
| | | } |
| | | #endif |
| | | |
| | | |
| | | /** |
| | | \brief Set Main Stack Pointer Limit |
| | | Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure |
| | | Stack Pointer Limit register hence the write is silently ignored. |
| | | |
| | | \details Assigns the given value to the Main Stack Pointer Limit (MSPLIM). |
| | | \param [in] MainStackPtrLimit Main Stack Pointer Limit value to set |
| | | */ |
| | | __STATIC_FORCEINLINE void __set_MSPLIM(uint32_t MainStackPtrLimit) |
| | | { |
| | | #if (!((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8_1M_MAIN__ ) && (__ARM_ARCH_8_1M_MAIN__ == 1)) ) && \ |
| | | (!defined (__ARM_FEATURE_CMSE) || (__ARM_FEATURE_CMSE < 3))) |
| | | // without main extensions, the non-secure MSPLIM is RAZ/WI |
| | | (void)MainStackPtrLimit; |
| | | #else |
| | | __ASM volatile ("MSR msplim, %0" : : "r" (MainStackPtrLimit)); |
| | | #endif |
| | | } |
| | | |
| | | |
| | | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
| | | /** |
| | | \brief Set Main Stack Pointer Limit (non-secure) |
| | | Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure |
| | | Stack Pointer Limit register hence the write is silently ignored. |
| | | |
| | | \details Assigns the given value to the non-secure Main Stack Pointer Limit (MSPLIM) when in secure state. |
| | | \param [in] MainStackPtrLimit Main Stack Pointer value to set |
| | | */ |
| | | __STATIC_FORCEINLINE void __TZ_set_MSPLIM_NS(uint32_t MainStackPtrLimit) |
| | | { |
| | | #if (!((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8_1M_MAIN__ ) && (__ARM_ARCH_8_1M_MAIN__ == 1)) ) ) |
| | | // without main extensions, the non-secure MSPLIM is RAZ/WI |
| | | (void)MainStackPtrLimit; |
| | | #else |
| | | __ASM volatile ("MSR msplim_ns, %0" : : "r" (MainStackPtrLimit)); |
| | | #endif |
| | | } |
| | | #endif |
| | | |
| | | #endif /* ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8_1M_MAIN__) && (__ARM_ARCH_8_1M_MAIN__ == 1)) ) */ |
| | | |
| | | /** |
| | | \brief Get FPSCR |
| | | \details Returns the current value of the Floating Point Status/Control register. |
| | | \return Floating Point Status/Control register value |
| | | */ |
| | | #if ((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \ |
| | | (defined (__FPU_USED ) && (__FPU_USED == 1U)) ) |
| | | #define __get_FPSCR (uint32_t)__builtin_arm_get_fpscr |
| | | #else |
| | | #define __get_FPSCR() ((uint32_t)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 |
| | | */ |
| | | #if ((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \ |
| | | (defined (__FPU_USED ) && (__FPU_USED == 1U)) ) |
| | | #define __set_FPSCR __builtin_arm_set_fpscr |
| | | #else |
| | | #define __set_FPSCR(x) ((void)(x)) |
| | | #endif |
| | | |
| | | |
| | | /*@} 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_RW_REG(r) "+l" (r) |
| | | #define __CMSIS_GCC_USE_REG(r) "l" (r) |
| | | #else |
| | | #define __CMSIS_GCC_OUT_REG(r) "=r" (r) |
| | | #define __CMSIS_GCC_RW_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. |
| | | */ |
| | | #define __NOP __builtin_arm_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 __builtin_arm_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 __builtin_arm_wfe |
| | | |
| | | |
| | | /** |
| | | \brief Send Event |
| | | \details Send Event is a hint instruction. It causes an event to be signaled to the CPU. |
| | | */ |
| | | #define __SEV __builtin_arm_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() __builtin_arm_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() __builtin_arm_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() __builtin_arm_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(value) __builtin_bswap32(value) |
| | | |
| | | |
| | | /** |
| | | \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 |
| | | */ |
| | | #define __REV16(value) __ROR(__REV(value), 16) |
| | | |
| | | |
| | | /** |
| | | \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 |
| | | */ |
| | | #define __REVSH(value) (int16_t)__builtin_bswap16(value) |
| | | |
| | | |
| | | /** |
| | | \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 |
| | | */ |
| | | __STATIC_FORCEINLINE uint32_t __ROR(uint32_t op1, uint32_t op2) |
| | | { |
| | | op2 %= 32U; |
| | | if (op2 == 0U) |
| | | { |
| | | return op1; |
| | | } |
| | | 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 |
| | | */ |
| | | #define __RBIT __builtin_arm_rbit |
| | | |
| | | /** |
| | | \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 |
| | | */ |
| | | __STATIC_FORCEINLINE uint8_t __CLZ(uint32_t value) |
| | | { |
| | | /* Even though __builtin_clz produces a CLZ instruction on ARM, formally |
| | | __builtin_clz(0) is undefined behaviour, so handle this case specially. |
| | | This guarantees ARM-compatible results if happening to compile on a non-ARM |
| | | target, and ensures the compiler doesn't decide to activate any |
| | | optimisations using the logic "value was passed to __builtin_clz, so it |
| | | is non-zero". |
| | | ARM Compiler 6.10 and possibly earlier will optimise this test away, leaving a |
| | | single CLZ instruction. |
| | | */ |
| | | if (value == 0U) |
| | | { |
| | | return 32U; |
| | | } |
| | | return __builtin_clz(value); |
| | | } |
| | | |
| | | |
| | | #if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ |
| | | (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8_1M_MAIN__) && (__ARM_ARCH_8_1M_MAIN__ == 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) |
| | | */ |
| | | #define __LDREXB (uint8_t)__builtin_arm_ldrex |
| | | |
| | | |
| | | /** |
| | | \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) |
| | | */ |
| | | #define __LDREXH (uint16_t)__builtin_arm_ldrex |
| | | |
| | | |
| | | /** |
| | | \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) |
| | | */ |
| | | #define __LDREXW (uint32_t)__builtin_arm_ldrex |
| | | |
| | | |
| | | /** |
| | | \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 |
| | | */ |
| | | #define __STREXB (uint32_t)__builtin_arm_strex |
| | | |
| | | |
| | | /** |
| | | \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 |
| | | */ |
| | | #define __STREXH (uint32_t)__builtin_arm_strex |
| | | |
| | | |
| | | /** |
| | | \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 |
| | | */ |
| | | #define __STREXW (uint32_t)__builtin_arm_strex |
| | | |
| | | |
| | | /** |
| | | \brief Remove the exclusive lock |
| | | \details Removes the exclusive lock which is created by LDREX. |
| | | */ |
| | | #define __CLREX __builtin_arm_clrex |
| | | |
| | | #endif /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ |
| | | (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8_1M_MAIN__) && (__ARM_ARCH_8_1M_MAIN__ == 1)) ) */ |
| | | |
| | | |
| | | #if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ |
| | | (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8_1M_MAIN__) && (__ARM_ARCH_8_1M_MAIN__ == 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 |
| | | */ |
| | | #define __SSAT __builtin_arm_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 __builtin_arm_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 |
| | | */ |
| | | __STATIC_FORCEINLINE 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) |
| | | */ |
| | | __STATIC_FORCEINLINE uint8_t __LDRBT(volatile uint8_t *ptr) |
| | | { |
| | | uint32_t result; |
| | | |
| | | __ASM volatile ("ldrbt %0, %1" : "=r" (result) : "Q" (*ptr) ); |
| | | 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) |
| | | */ |
| | | __STATIC_FORCEINLINE uint16_t __LDRHT(volatile uint16_t *ptr) |
| | | { |
| | | uint32_t result; |
| | | |
| | | __ASM volatile ("ldrht %0, %1" : "=r" (result) : "Q" (*ptr) ); |
| | | 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) |
| | | */ |
| | | __STATIC_FORCEINLINE uint32_t __LDRT(volatile uint32_t *ptr) |
| | | { |
| | | uint32_t result; |
| | | |
| | | __ASM volatile ("ldrt %0, %1" : "=r" (result) : "Q" (*ptr) ); |
| | | 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 |
| | | */ |
| | | __STATIC_FORCEINLINE void __STRBT(uint8_t value, volatile uint8_t *ptr) |
| | | { |
| | | __ASM volatile ("strbt %1, %0" : "=Q" (*ptr) : "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 |
| | | */ |
| | | __STATIC_FORCEINLINE void __STRHT(uint16_t value, volatile uint16_t *ptr) |
| | | { |
| | | __ASM volatile ("strht %1, %0" : "=Q" (*ptr) : "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 |
| | | */ |
| | | __STATIC_FORCEINLINE void __STRT(uint32_t value, volatile uint32_t *ptr) |
| | | { |
| | | __ASM volatile ("strt %1, %0" : "=Q" (*ptr) : "r" (value) ); |
| | | } |
| | | |
| | | #else /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ |
| | | (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8_1M_MAIN__) && (__ARM_ARCH_8_1M_MAIN__ == 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 |
| | | */ |
| | | __STATIC_FORCEINLINE 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 |
| | | */ |
| | | __STATIC_FORCEINLINE 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)) || \ |
| | | (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8_1M_MAIN__) && (__ARM_ARCH_8_1M_MAIN__ == 1)) ) */ |
| | | |
| | | |
| | | #if ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8_1M_MAIN__) && (__ARM_ARCH_8_1M_MAIN__ == 1)) ) |
| | | |
| | | /** |
| | | \brief Load-Acquire (8 bit) |
| | | \details Executes a LDAB instruction for 8 bit value. |
| | | \param [in] ptr Pointer to data |
| | | \return value of type uint8_t at (*ptr) |
| | | */ |
| | | __STATIC_FORCEINLINE uint8_t __LDAB(volatile uint8_t *ptr) |
| | | { |
| | | uint32_t result; |
| | | |
| | | __ASM volatile ("ldab %0, %1" : "=r" (result) : "Q" (*ptr) : "memory" ); |
| | | return ((uint8_t) result); |
| | | } |
| | | |
| | | |
| | | /** |
| | | \brief Load-Acquire (16 bit) |
| | | \details Executes a LDAH instruction for 16 bit values. |
| | | \param [in] ptr Pointer to data |
| | | \return value of type uint16_t at (*ptr) |
| | | */ |
| | | __STATIC_FORCEINLINE uint16_t __LDAH(volatile uint16_t *ptr) |
| | | { |
| | | uint32_t result; |
| | | |
| | | __ASM volatile ("ldah %0, %1" : "=r" (result) : "Q" (*ptr) : "memory" ); |
| | | return ((uint16_t) result); |
| | | } |
| | | |
| | | |
| | | /** |
| | | \brief Load-Acquire (32 bit) |
| | | \details Executes a LDA instruction for 32 bit values. |
| | | \param [in] ptr Pointer to data |
| | | \return value of type uint32_t at (*ptr) |
| | | */ |
| | | __STATIC_FORCEINLINE uint32_t __LDA(volatile uint32_t *ptr) |
| | | { |
| | | uint32_t result; |
| | | |
| | | __ASM volatile ("lda %0, %1" : "=r" (result) : "Q" (*ptr) : "memory" ); |
| | | return(result); |
| | | } |
| | | |
| | | |
| | | /** |
| | | \brief Store-Release (8 bit) |
| | | \details Executes a STLB instruction for 8 bit values. |
| | | \param [in] value Value to store |
| | | \param [in] ptr Pointer to location |
| | | */ |
| | | __STATIC_FORCEINLINE void __STLB(uint8_t value, volatile uint8_t *ptr) |
| | | { |
| | | __ASM volatile ("stlb %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) : "memory" ); |
| | | } |
| | | |
| | | |
| | | /** |
| | | \brief Store-Release (16 bit) |
| | | \details Executes a STLH instruction for 16 bit values. |
| | | \param [in] value Value to store |
| | | \param [in] ptr Pointer to location |
| | | */ |
| | | __STATIC_FORCEINLINE void __STLH(uint16_t value, volatile uint16_t *ptr) |
| | | { |
| | | __ASM volatile ("stlh %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) : "memory" ); |
| | | } |
| | | |
| | | |
| | | /** |
| | | \brief Store-Release (32 bit) |
| | | \details Executes a STL instruction for 32 bit values. |
| | | \param [in] value Value to store |
| | | \param [in] ptr Pointer to location |
| | | */ |
| | | __STATIC_FORCEINLINE void __STL(uint32_t value, volatile uint32_t *ptr) |
| | | { |
| | | __ASM volatile ("stl %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) : "memory" ); |
| | | } |
| | | |
| | | |
| | | /** |
| | | \brief Load-Acquire Exclusive (8 bit) |
| | | \details Executes a LDAB exclusive instruction for 8 bit value. |
| | | \param [in] ptr Pointer to data |
| | | \return value of type uint8_t at (*ptr) |
| | | */ |
| | | #define __LDAEXB (uint8_t)__builtin_arm_ldaex |
| | | |
| | | |
| | | /** |
| | | \brief Load-Acquire Exclusive (16 bit) |
| | | \details Executes a LDAH exclusive instruction for 16 bit values. |
| | | \param [in] ptr Pointer to data |
| | | \return value of type uint16_t at (*ptr) |
| | | */ |
| | | #define __LDAEXH (uint16_t)__builtin_arm_ldaex |
| | | |
| | | |
| | | /** |
| | | \brief Load-Acquire Exclusive (32 bit) |
| | | \details Executes a LDA exclusive instruction for 32 bit values. |
| | | \param [in] ptr Pointer to data |
| | | \return value of type uint32_t at (*ptr) |
| | | */ |
| | | #define __LDAEX (uint32_t)__builtin_arm_ldaex |
| | | |
| | | |
| | | /** |
| | | \brief Store-Release Exclusive (8 bit) |
| | | \details Executes a STLB exclusive 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 |
| | | */ |
| | | #define __STLEXB (uint32_t)__builtin_arm_stlex |
| | | |
| | | |
| | | /** |
| | | \brief Store-Release Exclusive (16 bit) |
| | | \details Executes a STLH exclusive 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 |
| | | */ |
| | | #define __STLEXH (uint32_t)__builtin_arm_stlex |
| | | |
| | | |
| | | /** |
| | | \brief Store-Release Exclusive (32 bit) |
| | | \details Executes a STL exclusive 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 |
| | | */ |
| | | #define __STLEX (uint32_t)__builtin_arm_stlex |
| | | |
| | | #endif /* ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) || \ |
| | | (defined (__ARM_ARCH_8_1M_MAIN__) && (__ARM_ARCH_8_1M_MAIN__ == 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_FEATURE_DSP) && (__ARM_FEATURE_DSP == 1)) |
| | | |
| | | #define __SADD8 __builtin_arm_sadd8 |
| | | #define __QADD8 __builtin_arm_qadd8 |
| | | #define __SHADD8 __builtin_arm_shadd8 |
| | | #define __UADD8 __builtin_arm_uadd8 |
| | | #define __UQADD8 __builtin_arm_uqadd8 |
| | | #define __UHADD8 __builtin_arm_uhadd8 |
| | | #define __SSUB8 __builtin_arm_ssub8 |
| | | #define __QSUB8 __builtin_arm_qsub8 |
| | | #define __SHSUB8 __builtin_arm_shsub8 |
| | | #define __USUB8 __builtin_arm_usub8 |
| | | #define __UQSUB8 __builtin_arm_uqsub8 |
| | | #define __UHSUB8 __builtin_arm_uhsub8 |
| | | #define __SADD16 __builtin_arm_sadd16 |
| | | #define __QADD16 __builtin_arm_qadd16 |
| | | #define __SHADD16 __builtin_arm_shadd16 |
| | | #define __UADD16 __builtin_arm_uadd16 |
| | | #define __UQADD16 __builtin_arm_uqadd16 |
| | | #define __UHADD16 __builtin_arm_uhadd16 |
| | | #define __SSUB16 __builtin_arm_ssub16 |
| | | #define __QSUB16 __builtin_arm_qsub16 |
| | | #define __SHSUB16 __builtin_arm_shsub16 |
| | | #define __USUB16 __builtin_arm_usub16 |
| | | #define __UQSUB16 __builtin_arm_uqsub16 |
| | | #define __UHSUB16 __builtin_arm_uhsub16 |
| | | #define __SASX __builtin_arm_sasx |
| | | #define __QASX __builtin_arm_qasx |
| | | #define __SHASX __builtin_arm_shasx |
| | | #define __UASX __builtin_arm_uasx |
| | | #define __UQASX __builtin_arm_uqasx |
| | | #define __UHASX __builtin_arm_uhasx |
| | | #define __SSAX __builtin_arm_ssax |
| | | #define __QSAX __builtin_arm_qsax |
| | | #define __SHSAX __builtin_arm_shsax |
| | | #define __USAX __builtin_arm_usax |
| | | #define __UQSAX __builtin_arm_uqsax |
| | | #define __UHSAX __builtin_arm_uhsax |
| | | #define __USAD8 __builtin_arm_usad8 |
| | | #define __USADA8 __builtin_arm_usada8 |
| | | #define __SSAT16 __builtin_arm_ssat16 |
| | | #define __USAT16 __builtin_arm_usat16 |
| | | #define __UXTB16 __builtin_arm_uxtb16 |
| | | #define __UXTAB16 __builtin_arm_uxtab16 |
| | | #define __SXTB16 __builtin_arm_sxtb16 |
| | | #define __SXTAB16 __builtin_arm_sxtab16 |
| | | #define __SMUAD __builtin_arm_smuad |
| | | #define __SMUADX __builtin_arm_smuadx |
| | | #define __SMLAD __builtin_arm_smlad |
| | | #define __SMLADX __builtin_arm_smladx |
| | | #define __SMLALD __builtin_arm_smlald |
| | | #define __SMLALDX __builtin_arm_smlaldx |
| | | #define __SMUSD __builtin_arm_smusd |
| | | #define __SMUSDX __builtin_arm_smusdx |
| | | #define __SMLSD __builtin_arm_smlsd |
| | | #define __SMLSDX __builtin_arm_smlsdx |
| | | #define __SMLSLD __builtin_arm_smlsld |
| | | #define __SMLSLDX __builtin_arm_smlsldx |
| | | #define __SEL __builtin_arm_sel |
| | | #define __QADD __builtin_arm_qadd |
| | | #define __QSUB __builtin_arm_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 __SXTB16_RORn(ARG1, ARG2) __SXTB16(__ROR(ARG1, ARG2)) |
| | | |
| | | __STATIC_FORCEINLINE int32_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 /* (__ARM_FEATURE_DSP == 1) */ |
| | | /*@} end of group CMSIS_SIMD_intrinsics */ |
| | | |
| | | |
| | | #endif /* __CMSIS_ARMCLANG_H */ |