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1444 lines
45 KiB
1444 lines
45 KiB
/**************************************************************************//** |
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* @file cmsis_armclang.h |
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* @brief CMSIS compiler armclang (Arm Compiler 6) header file |
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* @version V5.2.0 |
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* @date 08. May 2019 |
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******************************************************************************/ |
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/* |
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* Copyright (c) 2009-2019 Arm Limited. All rights reserved. |
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* |
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* SPDX-License-Identifier: Apache-2.0 |
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* |
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* Licensed under the Apache License, Version 2.0 (the License); you may |
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* not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an AS IS BASIS, WITHOUT |
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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/*lint -esym(9058, IRQn)*/ /* disable MISRA 2012 Rule 2.4 for IRQn */ |
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#ifndef __CMSIS_ARMCLANG_H |
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#define __CMSIS_ARMCLANG_H |
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#pragma clang system_header /* treat file as system include file */ |
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#ifndef __ARM_COMPAT_H |
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#include <arm_compat.h> /* Compatibility header for Arm Compiler 5 intrinsics */ |
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#endif |
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/* CMSIS compiler specific defines */ |
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#ifndef __ASM |
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#define __ASM __asm |
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#endif |
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#ifndef __INLINE |
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#define __INLINE __inline |
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#endif |
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#ifndef __STATIC_INLINE |
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#define __STATIC_INLINE static __inline |
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#endif |
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#ifndef __STATIC_FORCEINLINE |
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#define __STATIC_FORCEINLINE __attribute__((always_inline)) static __inline |
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#endif |
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#ifndef __NO_RETURN |
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#define __NO_RETURN __attribute__((__noreturn__)) |
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#endif |
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#ifndef __USED |
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#define __USED __attribute__((used)) |
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#endif |
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#ifndef __WEAK |
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#define __WEAK __attribute__((weak)) |
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#endif |
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#ifndef __PACKED |
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#define __PACKED __attribute__((packed, aligned(1))) |
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#endif |
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#ifndef __PACKED_STRUCT |
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#define __PACKED_STRUCT struct __attribute__((packed, aligned(1))) |
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#endif |
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#ifndef __PACKED_UNION |
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#define __PACKED_UNION union __attribute__((packed, aligned(1))) |
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#endif |
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#ifndef __UNALIGNED_UINT32 /* deprecated */ |
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#pragma clang diagnostic push |
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#pragma clang diagnostic ignored "-Wpacked" |
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/*lint -esym(9058, T_UINT32)*/ /* disable MISRA 2012 Rule 2.4 for T_UINT32 */ |
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struct __attribute__((packed)) T_UINT32 { uint32_t v; }; |
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#pragma clang diagnostic pop |
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#define __UNALIGNED_UINT32(x) (((struct T_UINT32 *)(x))->v) |
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#endif |
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#ifndef __UNALIGNED_UINT16_WRITE |
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#pragma clang diagnostic push |
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#pragma clang diagnostic ignored "-Wpacked" |
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/*lint -esym(9058, T_UINT16_WRITE)*/ /* disable MISRA 2012 Rule 2.4 for T_UINT16_WRITE */ |
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__PACKED_STRUCT T_UINT16_WRITE { uint16_t v; }; |
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#pragma clang diagnostic pop |
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#define __UNALIGNED_UINT16_WRITE(addr, val) (void)((((struct T_UINT16_WRITE *)(void *)(addr))->v) = (val)) |
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#endif |
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#ifndef __UNALIGNED_UINT16_READ |
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#pragma clang diagnostic push |
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#pragma clang diagnostic ignored "-Wpacked" |
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/*lint -esym(9058, T_UINT16_READ)*/ /* disable MISRA 2012 Rule 2.4 for T_UINT16_READ */ |
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__PACKED_STRUCT T_UINT16_READ { uint16_t v; }; |
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#pragma clang diagnostic pop |
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#define __UNALIGNED_UINT16_READ(addr) (((const struct T_UINT16_READ *)(const void *)(addr))->v) |
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#endif |
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#ifndef __UNALIGNED_UINT32_WRITE |
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#pragma clang diagnostic push |
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#pragma clang diagnostic ignored "-Wpacked" |
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/*lint -esym(9058, T_UINT32_WRITE)*/ /* disable MISRA 2012 Rule 2.4 for T_UINT32_WRITE */ |
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__PACKED_STRUCT T_UINT32_WRITE { uint32_t v; }; |
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#pragma clang diagnostic pop |
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#define __UNALIGNED_UINT32_WRITE(addr, val) (void)((((struct T_UINT32_WRITE *)(void *)(addr))->v) = (val)) |
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#endif |
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#ifndef __UNALIGNED_UINT32_READ |
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#pragma clang diagnostic push |
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#pragma clang diagnostic ignored "-Wpacked" |
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/*lint -esym(9058, T_UINT32_READ)*/ /* disable MISRA 2012 Rule 2.4 for T_UINT32_READ */ |
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__PACKED_STRUCT T_UINT32_READ { uint32_t v; }; |
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#pragma clang diagnostic pop |
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#define __UNALIGNED_UINT32_READ(addr) (((const struct T_UINT32_READ *)(const void *)(addr))->v) |
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#endif |
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#ifndef __ALIGNED |
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#define __ALIGNED(x) __attribute__((aligned(x))) |
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#endif |
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#ifndef __RESTRICT |
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#define __RESTRICT __restrict |
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#endif |
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#ifndef __COMPILER_BARRIER |
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#define __COMPILER_BARRIER() __ASM volatile("":::"memory") |
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#endif |
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/* ######################### Startup and Lowlevel Init ######################## */ |
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#ifndef __PROGRAM_START |
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#define __PROGRAM_START __main |
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#endif |
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#ifndef __INITIAL_SP |
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#define __INITIAL_SP Image$$ARM_LIB_STACK$$ZI$$Limit |
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#endif |
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#ifndef __STACK_LIMIT |
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#define __STACK_LIMIT Image$$ARM_LIB_STACK$$ZI$$Base |
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#endif |
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#ifndef __VECTOR_TABLE |
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#define __VECTOR_TABLE __Vectors |
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#endif |
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#ifndef __VECTOR_TABLE_ATTRIBUTE |
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#define __VECTOR_TABLE_ATTRIBUTE __attribute((used, section("RESET"))) |
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#endif |
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/* ########################### Core Function Access ########################### */ |
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/** \ingroup CMSIS_Core_FunctionInterface |
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\defgroup CMSIS_Core_RegAccFunctions CMSIS Core Register Access Functions |
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@{ |
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*/ |
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/** |
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\brief Enable IRQ Interrupts |
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\details Enables IRQ interrupts by clearing the I-bit in the CPSR. |
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Can only be executed in Privileged modes. |
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*/ |
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/* intrinsic void __enable_irq(); see arm_compat.h */ |
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/** |
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\brief Disable IRQ Interrupts |
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\details Disables IRQ interrupts by setting the I-bit in the CPSR. |
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Can only be executed in Privileged modes. |
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*/ |
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/* intrinsic void __disable_irq(); see arm_compat.h */ |
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/** |
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\brief Get Control Register |
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\details Returns the content of the Control Register. |
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\return Control Register value |
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*/ |
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__STATIC_FORCEINLINE uint32_t __get_CONTROL(void) |
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{ |
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uint32_t result; |
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__ASM volatile ("MRS %0, control" : "=r" (result) ); |
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return(result); |
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} |
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#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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/** |
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\brief Get Control Register (non-secure) |
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\details Returns the content of the non-secure Control Register when in secure mode. |
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\return non-secure Control Register value |
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*/ |
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__STATIC_FORCEINLINE uint32_t __TZ_get_CONTROL_NS(void) |
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{ |
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uint32_t result; |
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__ASM volatile ("MRS %0, control_ns" : "=r" (result) ); |
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return(result); |
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} |
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#endif |
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/** |
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\brief Set Control Register |
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\details Writes the given value to the Control Register. |
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\param [in] control Control Register value to set |
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*/ |
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__STATIC_FORCEINLINE void __set_CONTROL(uint32_t control) |
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{ |
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__ASM volatile ("MSR control, %0" : : "r" (control) : "memory"); |
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} |
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#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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/** |
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\brief Set Control Register (non-secure) |
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\details Writes the given value to the non-secure Control Register when in secure state. |
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\param [in] control Control Register value to set |
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*/ |
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__STATIC_FORCEINLINE void __TZ_set_CONTROL_NS(uint32_t control) |
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{ |
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__ASM volatile ("MSR control_ns, %0" : : "r" (control) : "memory"); |
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} |
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#endif |
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/** |
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\brief Get IPSR Register |
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\details Returns the content of the IPSR Register. |
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\return IPSR Register value |
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*/ |
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__STATIC_FORCEINLINE uint32_t __get_IPSR(void) |
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{ |
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uint32_t result; |
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__ASM volatile ("MRS %0, ipsr" : "=r" (result) ); |
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return(result); |
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} |
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/** |
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\brief Get APSR Register |
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\details Returns the content of the APSR Register. |
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\return APSR Register value |
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*/ |
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__STATIC_FORCEINLINE uint32_t __get_APSR(void) |
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{ |
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uint32_t result; |
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__ASM volatile ("MRS %0, apsr" : "=r" (result) ); |
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return(result); |
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} |
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/** |
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\brief Get xPSR Register |
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\details Returns the content of the xPSR Register. |
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\return xPSR Register value |
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*/ |
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__STATIC_FORCEINLINE uint32_t __get_xPSR(void) |
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{ |
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uint32_t result; |
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__ASM volatile ("MRS %0, xpsr" : "=r" (result) ); |
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return(result); |
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} |
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/** |
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\brief Get Process Stack Pointer |
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\details Returns the current value of the Process Stack Pointer (PSP). |
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\return PSP Register value |
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*/ |
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__STATIC_FORCEINLINE uint32_t __get_PSP(void) |
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{ |
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uint32_t result; |
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__ASM volatile ("MRS %0, psp" : "=r" (result) ); |
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return(result); |
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} |
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#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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/** |
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\brief Get Process Stack Pointer (non-secure) |
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\details Returns the current value of the non-secure Process Stack Pointer (PSP) when in secure state. |
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\return PSP Register value |
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*/ |
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__STATIC_FORCEINLINE uint32_t __TZ_get_PSP_NS(void) |
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{ |
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uint32_t result; |
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__ASM volatile ("MRS %0, psp_ns" : "=r" (result) ); |
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return(result); |
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} |
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#endif |
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/** |
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\brief Set Process Stack Pointer |
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\details Assigns the given value to the Process Stack Pointer (PSP). |
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\param [in] topOfProcStack Process Stack Pointer value to set |
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*/ |
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__STATIC_FORCEINLINE void __set_PSP(uint32_t topOfProcStack) |
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{ |
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__ASM volatile ("MSR psp, %0" : : "r" (topOfProcStack) : ); |
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} |
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#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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/** |
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\brief Set Process Stack Pointer (non-secure) |
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\details Assigns the given value to the non-secure Process Stack Pointer (PSP) when in secure state. |
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\param [in] topOfProcStack Process Stack Pointer value to set |
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*/ |
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__STATIC_FORCEINLINE void __TZ_set_PSP_NS(uint32_t topOfProcStack) |
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{ |
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__ASM volatile ("MSR psp_ns, %0" : : "r" (topOfProcStack) : ); |
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} |
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#endif |
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/** |
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\brief Get Main Stack Pointer |
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\details Returns the current value of the Main Stack Pointer (MSP). |
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\return MSP Register value |
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*/ |
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__STATIC_FORCEINLINE uint32_t __get_MSP(void) |
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{ |
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uint32_t result; |
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__ASM volatile ("MRS %0, msp" : "=r" (result) ); |
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return(result); |
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} |
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#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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/** |
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\brief Get Main Stack Pointer (non-secure) |
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\details Returns the current value of the non-secure Main Stack Pointer (MSP) when in secure state. |
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\return MSP Register value |
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*/ |
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__STATIC_FORCEINLINE uint32_t __TZ_get_MSP_NS(void) |
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{ |
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uint32_t result; |
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__ASM volatile ("MRS %0, msp_ns" : "=r" (result) ); |
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return(result); |
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} |
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#endif |
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/** |
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\brief Set Main Stack Pointer |
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\details Assigns the given value to the Main Stack Pointer (MSP). |
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\param [in] topOfMainStack Main Stack Pointer value to set |
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*/ |
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__STATIC_FORCEINLINE void __set_MSP(uint32_t topOfMainStack) |
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{ |
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__ASM volatile ("MSR msp, %0" : : "r" (topOfMainStack) : ); |
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} |
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#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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/** |
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\brief Set Main Stack Pointer (non-secure) |
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\details Assigns the given value to the non-secure Main Stack Pointer (MSP) when in secure state. |
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\param [in] topOfMainStack Main Stack Pointer value to set |
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*/ |
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__STATIC_FORCEINLINE void __TZ_set_MSP_NS(uint32_t topOfMainStack) |
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{ |
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__ASM volatile ("MSR msp_ns, %0" : : "r" (topOfMainStack) : ); |
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} |
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#endif |
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#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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/** |
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\brief Get Stack Pointer (non-secure) |
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\details Returns the current value of the non-secure Stack Pointer (SP) when in secure state. |
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\return SP Register value |
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*/ |
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__STATIC_FORCEINLINE uint32_t __TZ_get_SP_NS(void) |
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{ |
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uint32_t result; |
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__ASM volatile ("MRS %0, sp_ns" : "=r" (result) ); |
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return(result); |
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} |
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/** |
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\brief Set Stack Pointer (non-secure) |
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\details Assigns the given value to the non-secure Stack Pointer (SP) when in secure state. |
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\param [in] topOfStack Stack Pointer value to set |
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*/ |
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__STATIC_FORCEINLINE void __TZ_set_SP_NS(uint32_t topOfStack) |
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{ |
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__ASM volatile ("MSR sp_ns, %0" : : "r" (topOfStack) : ); |
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} |
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#endif |
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/** |
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\brief Get Priority Mask |
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\details Returns the current state of the priority mask bit from the Priority Mask Register. |
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\return Priority Mask value |
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*/ |
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__STATIC_FORCEINLINE uint32_t __get_PRIMASK(void) |
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{ |
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uint32_t result; |
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__ASM volatile ("MRS %0, primask" : "=r" (result) ); |
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return(result); |
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} |
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#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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/** |
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\brief Get Priority Mask (non-secure) |
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\details Returns the current state of the non-secure priority mask bit from the Priority Mask Register when in secure state. |
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\return Priority Mask value |
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*/ |
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__STATIC_FORCEINLINE uint32_t __TZ_get_PRIMASK_NS(void) |
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{ |
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uint32_t result; |
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__ASM volatile ("MRS %0, primask_ns" : "=r" (result) ); |
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return(result); |
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} |
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#endif |
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/** |
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\brief Set Priority Mask |
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\details Assigns the given value to the Priority Mask Register. |
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\param [in] priMask Priority Mask |
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*/ |
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__STATIC_FORCEINLINE void __set_PRIMASK(uint32_t priMask) |
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{ |
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__ASM volatile ("MSR primask, %0" : : "r" (priMask) : "memory"); |
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} |
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#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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/** |
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\brief Set Priority Mask (non-secure) |
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\details Assigns the given value to the non-secure Priority Mask Register when in secure state. |
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\param [in] priMask Priority Mask |
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*/ |
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__STATIC_FORCEINLINE void __TZ_set_PRIMASK_NS(uint32_t priMask) |
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{ |
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__ASM volatile ("MSR primask_ns, %0" : : "r" (priMask) : "memory"); |
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} |
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#endif |
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#if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ |
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(defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ |
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(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) ) |
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/** |
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\brief Enable FIQ |
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\details Enables FIQ interrupts by clearing the F-bit in the CPSR. |
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Can only be executed in Privileged modes. |
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*/ |
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#define __enable_fault_irq __enable_fiq /* see arm_compat.h */ |
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/** |
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\brief Disable FIQ |
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\details Disables FIQ interrupts by setting the F-bit in the CPSR. |
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Can only be executed in Privileged modes. |
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*/ |
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#define __disable_fault_irq __disable_fiq /* see arm_compat.h */ |
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/** |
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\brief Get Base Priority |
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\details Returns the current value of the Base Priority register. |
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\return Base Priority register value |
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*/ |
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__STATIC_FORCEINLINE uint32_t __get_BASEPRI(void) |
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{ |
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uint32_t result; |
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__ASM volatile ("MRS %0, basepri" : "=r" (result) ); |
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return(result); |
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} |
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#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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/** |
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\brief Get Base Priority (non-secure) |
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\details Returns the current value of the non-secure Base Priority register when in secure state. |
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\return Base Priority register value |
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*/ |
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__STATIC_FORCEINLINE uint32_t __TZ_get_BASEPRI_NS(void) |
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{ |
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uint32_t result; |
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__ASM volatile ("MRS %0, basepri_ns" : "=r" (result) ); |
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return(result); |
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} |
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#endif |
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/** |
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\brief Set Base Priority |
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\details Assigns the given value to the Base Priority register. |
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\param [in] basePri Base Priority value to set |
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*/ |
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__STATIC_FORCEINLINE void __set_BASEPRI(uint32_t basePri) |
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{ |
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__ASM volatile ("MSR basepri, %0" : : "r" (basePri) : "memory"); |
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} |
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#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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/** |
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\brief Set Base Priority (non-secure) |
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\details Assigns the given value to the non-secure Base Priority register when in secure state. |
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\param [in] basePri Base Priority value to set |
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*/ |
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__STATIC_FORCEINLINE void __TZ_set_BASEPRI_NS(uint32_t basePri) |
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{ |
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__ASM volatile ("MSR basepri_ns, %0" : : "r" (basePri) : "memory"); |
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} |
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#endif |
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/** |
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\brief Set Base Priority with condition |
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\details Assigns the given value to the Base Priority register only if BASEPRI masking is disabled, |
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or the new value increases the BASEPRI priority level. |
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\param [in] basePri Base Priority value to set |
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*/ |
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__STATIC_FORCEINLINE void __set_BASEPRI_MAX(uint32_t basePri) |
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{ |
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__ASM volatile ("MSR basepri_max, %0" : : "r" (basePri) : "memory"); |
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} |
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/** |
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\brief Get Fault Mask |
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\details Returns the current value of the Fault Mask register. |
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\return Fault Mask register value |
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*/ |
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__STATIC_FORCEINLINE uint32_t __get_FAULTMASK(void) |
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{ |
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uint32_t result; |
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__ASM volatile ("MRS %0, faultmask" : "=r" (result) ); |
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return(result); |
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} |
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#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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/** |
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\brief Get Fault Mask (non-secure) |
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\details Returns the current value of the non-secure Fault Mask register when in secure state. |
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\return Fault Mask register value |
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*/ |
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__STATIC_FORCEINLINE uint32_t __TZ_get_FAULTMASK_NS(void) |
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{ |
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uint32_t result; |
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__ASM volatile ("MRS %0, faultmask_ns" : "=r" (result) ); |
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return(result); |
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} |
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#endif |
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/** |
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\brief Set Fault Mask |
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\details Assigns the given value to the Fault Mask register. |
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\param [in] faultMask Fault Mask value to set |
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*/ |
|
__STATIC_FORCEINLINE void __set_FAULTMASK(uint32_t faultMask) |
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{ |
|
__ASM volatile ("MSR faultmask, %0" : : "r" (faultMask) : "memory"); |
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} |
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#if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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/** |
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\brief Set Fault Mask (non-secure) |
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\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)) ) */ |
|
|
|
|
|
#if ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
|
(defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 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_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))) |
|
// 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_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))) |
|
// 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_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))) |
|
// 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_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))) |
|
// 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)) ) */ |
|
|
|
/** |
|
\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)) ) |
|
/** |
|
\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)) ) */ |
|
|
|
|
|
#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)) ) |
|
|
|
/** |
|
\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)) ) */ |
|
|
|
/** |
|
\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)) ) */ |
|
|
|
|
|
#if ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
|
(defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 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) ); |
|
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) ); |
|
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) ); |
|
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) ); |
|
} |
|
|
|
|
|
/** |
|
\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) ); |
|
} |
|
|
|
|
|
/** |
|
\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) ); |
|
} |
|
|
|
|
|
/** |
|
\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)) ) */ |
|
|
|
/*@}*/ /* 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) ) |
|
|
|
__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 */
|
|
|