572 lines
16 KiB
C
572 lines
16 KiB
C
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/**************************************************************************//**
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* @file cmsis_iccarm.h
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* @brief CMSIS compiler ICCARM (IAR Compiler for Arm) header file
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* @version V5.0.7
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* @date 15. May 2019
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******************************************************************************/
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//------------------------------------------------------------------------------
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//
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// Copyright (c) 2017-2018 IAR Systems
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// Copyright (c) 2018-2019 Arm Limited
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//
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// Licensed under the Apache License, Version 2.0 (the "License")
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// you may 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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// http://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,
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// WITHOUT 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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//------------------------------------------------------------------------------
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#ifndef __CMSIS_ICCARM_CA_H__
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#define __CMSIS_ICCARM_CA_H__
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#ifndef __ICCARM__
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#error This file should only be compiled by ICCARM
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#endif
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#pragma system_include
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#define __IAR_FT _Pragma("inline=forced") __intrinsic
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#if (__VER__ >= 8000000)
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#define __ICCARM_V8 1
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#else
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#define __ICCARM_V8 0
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#endif
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#pragma language=extended
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#ifndef __ALIGNED
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#if __ICCARM_V8
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#define __ALIGNED(x) __attribute__((aligned(x)))
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#elif (__VER__ >= 7080000)
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/* Needs IAR language extensions */
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#define __ALIGNED(x) __attribute__((aligned(x)))
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#else
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#warning No compiler specific solution for __ALIGNED.__ALIGNED is ignored.
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#define __ALIGNED(x)
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#endif
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#endif
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/* Define compiler macros for CPU architecture, used in CMSIS 5.
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*/
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#if __ARM_ARCH_7A__
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/* Macro already defined */
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#else
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#if defined(__ARM7A__)
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#define __ARM_ARCH_7A__ 1
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#endif
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#endif
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#ifndef __ASM
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#define __ASM __asm
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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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#ifndef __INLINE
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#define __INLINE inline
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#endif
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#ifndef __NO_RETURN
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#if __ICCARM_V8
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#define __NO_RETURN __attribute__((__noreturn__))
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#else
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#define __NO_RETURN _Pragma("object_attribute=__noreturn")
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#endif
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#endif
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#ifndef __PACKED
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/* Needs IAR language extensions */
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#if __ICCARM_V8
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#define __PACKED __attribute__((packed, aligned(1)))
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#else
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#define __PACKED __packed
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#endif
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#endif
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#ifndef __PACKED_STRUCT
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/* Needs IAR language extensions */
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#if __ICCARM_V8
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#define __PACKED_STRUCT struct __attribute__((packed, aligned(1)))
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#else
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#define __PACKED_STRUCT __packed struct
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#endif
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#endif
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#ifndef __PACKED_UNION
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/* Needs IAR language extensions */
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#if __ICCARM_V8
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#define __PACKED_UNION union __attribute__((packed, aligned(1)))
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#else
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#define __PACKED_UNION __packed union
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#endif
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#endif
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#ifndef __RESTRICT
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#if __ICCARM_V8
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#define __RESTRICT __restrict
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#else
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/* Needs IAR language extensions */
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#define __RESTRICT restrict
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#endif
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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 __FORCEINLINE
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#define __FORCEINLINE _Pragma("inline=forced")
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#endif
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#ifndef __STATIC_FORCEINLINE
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#define __STATIC_FORCEINLINE __FORCEINLINE __STATIC_INLINE
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#endif
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#ifndef CMSIS_DEPRECATED
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#define CMSIS_DEPRECATED __attribute__((deprecated))
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#endif
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#ifndef __UNALIGNED_UINT16_READ
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#pragma language=save
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#pragma language=extended
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__IAR_FT uint16_t __iar_uint16_read(void const *ptr)
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{
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return *(__packed uint16_t*)(ptr);
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}
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#pragma language=restore
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#define __UNALIGNED_UINT16_READ(PTR) __iar_uint16_read(PTR)
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#endif
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#ifndef __UNALIGNED_UINT16_WRITE
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#pragma language=save
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#pragma language=extended
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__IAR_FT void __iar_uint16_write(void const *ptr, uint16_t val)
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{
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*(__packed uint16_t*)(ptr) = val;;
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}
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#pragma language=restore
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#define __UNALIGNED_UINT16_WRITE(PTR,VAL) __iar_uint16_write(PTR,VAL)
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#endif
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#ifndef __UNALIGNED_UINT32_READ
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#pragma language=save
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#pragma language=extended
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__IAR_FT uint32_t __iar_uint32_read(void const *ptr)
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{
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return *(__packed uint32_t*)(ptr);
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}
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#pragma language=restore
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#define __UNALIGNED_UINT32_READ(PTR) __iar_uint32_read(PTR)
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#endif
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#ifndef __UNALIGNED_UINT32_WRITE
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#pragma language=save
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#pragma language=extended
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__IAR_FT void __iar_uint32_write(void const *ptr, uint32_t val)
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{
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*(__packed uint32_t*)(ptr) = val;;
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}
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#pragma language=restore
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#define __UNALIGNED_UINT32_WRITE(PTR,VAL) __iar_uint32_write(PTR,VAL)
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#endif
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#if 0
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#ifndef __UNALIGNED_UINT32 /* deprecated */
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#pragma language=save
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#pragma language=extended
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__packed struct __iar_u32 { uint32_t v; };
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#pragma language=restore
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#define __UNALIGNED_UINT32(PTR) (((struct __iar_u32 *)(PTR))->v)
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#endif
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#endif
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#ifndef __USED
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#if __ICCARM_V8
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#define __USED __attribute__((used))
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#else
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#define __USED _Pragma("__root")
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#endif
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#endif
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#ifndef __WEAK
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#if __ICCARM_V8
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#define __WEAK __attribute__((weak))
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#else
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#define __WEAK _Pragma("__weak")
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#endif
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#endif
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#ifndef __ICCARM_INTRINSICS_VERSION__
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#define __ICCARM_INTRINSICS_VERSION__ 0
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#endif
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#if __ICCARM_INTRINSICS_VERSION__ == 2
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#if defined(__CLZ)
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#undef __CLZ
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#endif
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#if defined(__REVSH)
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#undef __REVSH
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#endif
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#if defined(__RBIT)
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#undef __RBIT
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#endif
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#if defined(__SSAT)
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#undef __SSAT
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#endif
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#if defined(__USAT)
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#undef __USAT
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#endif
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#include "iccarm_builtin.h"
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#define __enable_irq __iar_builtin_enable_interrupt
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#define __disable_irq __iar_builtin_disable_interrupt
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#define __enable_fault_irq __iar_builtin_enable_fiq
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#define __disable_fault_irq __iar_builtin_disable_fiq
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#define __arm_rsr __iar_builtin_rsr
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#define __arm_wsr __iar_builtin_wsr
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#if __FPU_PRESENT
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#define __get_FPSCR() (__arm_rsr("FPSCR"))
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#else
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#define __get_FPSCR() ( 0 )
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#endif
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#define __set_FPSCR(VALUE) (__arm_wsr("FPSCR", VALUE))
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#define __get_CPSR() (__arm_rsr("CPSR"))
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#define __get_mode() (__get_CPSR() & 0x1FU)
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#define __set_CPSR(VALUE) (__arm_wsr("CPSR", (VALUE)))
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#define __set_mode(VALUE) (__arm_wsr("CPSR_c", (VALUE)))
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#define __get_FPEXC() (__arm_rsr("FPEXC"))
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#define __set_FPEXC(VALUE) (__arm_wsr("FPEXC", VALUE))
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#define __get_CP(cp, op1, RT, CRn, CRm, op2) \
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((RT) = __arm_rsr("p" # cp ":" # op1 ":c" # CRn ":c" # CRm ":" # op2))
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#define __set_CP(cp, op1, RT, CRn, CRm, op2) \
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(__arm_wsr("p" # cp ":" # op1 ":c" # CRn ":c" # CRm ":" # op2, (RT)))
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#define __get_CP64(cp, op1, Rt, CRm) \
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__ASM volatile("MRRC p" # cp ", " # op1 ", %Q0, %R0, c" # CRm : "=r" (Rt) : : "memory" )
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#define __set_CP64(cp, op1, Rt, CRm) \
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__ASM volatile("MCRR p" # cp ", " # op1 ", %Q0, %R0, c" # CRm : : "r" (Rt) : "memory" )
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#include "ca/cmsis_cp15_ca.h"
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#define __NOP __iar_builtin_no_operation
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#define __CLZ __iar_builtin_CLZ
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#define __CLREX __iar_builtin_CLREX
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#define __DMB __iar_builtin_DMB
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#define __DSB __iar_builtin_DSB
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#define __ISB __iar_builtin_ISB
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#define __LDREXB __iar_builtin_LDREXB
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#define __LDREXH __iar_builtin_LDREXH
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#define __LDREXW __iar_builtin_LDREX
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#define __RBIT __iar_builtin_RBIT
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#define __REV __iar_builtin_REV
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#define __REV16 __iar_builtin_REV16
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__IAR_FT int16_t __REVSH(int16_t val)
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{
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return (int16_t) __iar_builtin_REVSH(val);
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}
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#define __ROR __iar_builtin_ROR
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#define __RRX __iar_builtin_RRX
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#define __SEV __iar_builtin_SEV
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#define __SSAT __iar_builtin_SSAT
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#define __STREXB __iar_builtin_STREXB
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#define __STREXH __iar_builtin_STREXH
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#define __STREXW __iar_builtin_STREX
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#define __USAT __iar_builtin_USAT
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#define __WFE __iar_builtin_WFE
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#define __WFI __iar_builtin_WFI
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#define __SADD8 __iar_builtin_SADD8
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#define __QADD8 __iar_builtin_QADD8
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#define __SHADD8 __iar_builtin_SHADD8
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#define __UADD8 __iar_builtin_UADD8
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#define __UQADD8 __iar_builtin_UQADD8
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#define __UHADD8 __iar_builtin_UHADD8
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#define __SSUB8 __iar_builtin_SSUB8
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#define __QSUB8 __iar_builtin_QSUB8
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#define __SHSUB8 __iar_builtin_SHSUB8
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#define __USUB8 __iar_builtin_USUB8
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#define __UQSUB8 __iar_builtin_UQSUB8
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#define __UHSUB8 __iar_builtin_UHSUB8
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#define __SADD16 __iar_builtin_SADD16
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#define __QADD16 __iar_builtin_QADD16
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#define __SHADD16 __iar_builtin_SHADD16
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#define __UADD16 __iar_builtin_UADD16
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#define __UQADD16 __iar_builtin_UQADD16
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#define __UHADD16 __iar_builtin_UHADD16
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#define __SSUB16 __iar_builtin_SSUB16
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#define __QSUB16 __iar_builtin_QSUB16
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#define __SHSUB16 __iar_builtin_SHSUB16
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#define __USUB16 __iar_builtin_USUB16
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#define __UQSUB16 __iar_builtin_UQSUB16
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#define __UHSUB16 __iar_builtin_UHSUB16
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#define __SASX __iar_builtin_SASX
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#define __QASX __iar_builtin_QASX
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#define __SHASX __iar_builtin_SHASX
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#define __UASX __iar_builtin_UASX
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#define __UQASX __iar_builtin_UQASX
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#define __UHASX __iar_builtin_UHASX
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#define __SSAX __iar_builtin_SSAX
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#define __QSAX __iar_builtin_QSAX
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#define __SHSAX __iar_builtin_SHSAX
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#define __USAX __iar_builtin_USAX
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#define __UQSAX __iar_builtin_UQSAX
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#define __UHSAX __iar_builtin_UHSAX
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#define __USAD8 __iar_builtin_USAD8
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#define __USADA8 __iar_builtin_USADA8
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#define __SSAT16 __iar_builtin_SSAT16
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#define __USAT16 __iar_builtin_USAT16
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#define __UXTB16 __iar_builtin_UXTB16
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#define __UXTAB16 __iar_builtin_UXTAB16
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#define __SXTB16 __iar_builtin_SXTB16
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#define __SXTAB16 __iar_builtin_SXTAB16
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#define __SMUAD __iar_builtin_SMUAD
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#define __SMUADX __iar_builtin_SMUADX
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#define __SMMLA __iar_builtin_SMMLA
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#define __SMLAD __iar_builtin_SMLAD
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#define __SMLADX __iar_builtin_SMLADX
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#define __SMLALD __iar_builtin_SMLALD
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#define __SMLALDX __iar_builtin_SMLALDX
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#define __SMUSD __iar_builtin_SMUSD
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#define __SMUSDX __iar_builtin_SMUSDX
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#define __SMLSD __iar_builtin_SMLSD
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#define __SMLSDX __iar_builtin_SMLSDX
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#define __SMLSLD __iar_builtin_SMLSLD
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#define __SMLSLDX __iar_builtin_SMLSLDX
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#define __SEL __iar_builtin_SEL
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#define __QADD __iar_builtin_QADD
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#define __QSUB __iar_builtin_QSUB
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#define __PKHBT __iar_builtin_PKHBT
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#define __PKHTB __iar_builtin_PKHTB
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#else /* __ICCARM_INTRINSICS_VERSION__ == 2 */
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#if !__FPU_PRESENT
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#define __get_FPSCR __cmsis_iar_get_FPSR_not_active
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#endif
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#ifdef __INTRINSICS_INCLUDED
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#error intrinsics.h is already included previously!
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#endif
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#include <intrinsics.h>
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#if !__FPU_PRESENT
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#define __get_FPSCR() (0)
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#endif
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#pragma diag_suppress=Pe940
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#pragma diag_suppress=Pe177
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#define __enable_irq __enable_interrupt
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#define __disable_irq __disable_interrupt
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#define __enable_fault_irq __enable_fiq
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#define __disable_fault_irq __disable_fiq
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#define __NOP __no_operation
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#define __get_xPSR __get_PSR
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__IAR_FT void __set_mode(uint32_t mode)
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{
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__ASM volatile("MSR cpsr_c, %0" : : "r" (mode) : "memory");
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}
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__IAR_FT uint32_t __LDREXW(uint32_t volatile *ptr)
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{
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return __LDREX((unsigned long *)ptr);
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}
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__IAR_FT uint32_t __STREXW(uint32_t value, uint32_t volatile *ptr)
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{
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return __STREX(value, (unsigned long *)ptr);
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}
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__IAR_FT uint32_t __RRX(uint32_t value)
|
||
|
{
|
||
|
uint32_t result;
|
||
|
__ASM("RRX %0, %1" : "=r"(result) : "r" (value) : "cc");
|
||
|
return(result);
|
||
|
}
|
||
|
|
||
|
|
||
|
__IAR_FT uint32_t __ROR(uint32_t op1, uint32_t op2)
|
||
|
{
|
||
|
return (op1 >> op2) | (op1 << ((sizeof(op1)*8)-op2));
|
||
|
}
|
||
|
|
||
|
__IAR_FT uint32_t __get_FPEXC(void)
|
||
|
{
|
||
|
#if (__FPU_PRESENT == 1)
|
||
|
uint32_t result;
|
||
|
__ASM volatile("VMRS %0, fpexc" : "=r" (result) : : "memory");
|
||
|
return(result);
|
||
|
#else
|
||
|
return(0);
|
||
|
#endif
|
||
|
}
|
||
|
|
||
|
__IAR_FT void __set_FPEXC(uint32_t fpexc)
|
||
|
{
|
||
|
#if (__FPU_PRESENT == 1)
|
||
|
__ASM volatile ("VMSR fpexc, %0" : : "r" (fpexc) : "memory");
|
||
|
#endif
|
||
|
}
|
||
|
|
||
|
|
||
|
#define __get_CP(cp, op1, Rt, CRn, CRm, op2) \
|
||
|
__ASM volatile("MRC p" # cp ", " # op1 ", %0, c" # CRn ", c" # CRm ", " # op2 : "=r" (Rt) : : "memory" )
|
||
|
#define __set_CP(cp, op1, Rt, CRn, CRm, op2) \
|
||
|
__ASM volatile("MCR p" # cp ", " # op1 ", %0, c" # CRn ", c" # CRm ", " # op2 : : "r" (Rt) : "memory" )
|
||
|
#define __get_CP64(cp, op1, Rt, CRm) \
|
||
|
__ASM volatile("MRRC p" # cp ", " # op1 ", %Q0, %R0, c" # CRm : "=r" (Rt) : : "memory" )
|
||
|
#define __set_CP64(cp, op1, Rt, CRm) \
|
||
|
__ASM volatile("MCRR p" # cp ", " # op1 ", %Q0, %R0, c" # CRm : : "r" (Rt) : "memory" )
|
||
|
|
||
|
#include "ca/cmsis_cp15_ca.h"
|
||
|
|
||
|
#endif /* __ICCARM_INTRINSICS_VERSION__ == 2 */
|
||
|
|
||
|
#define __BKPT(value) __asm volatile ("BKPT %0" : : "i"(value))
|
||
|
|
||
|
|
||
|
__IAR_FT uint32_t __get_SP_usr(void)
|
||
|
{
|
||
|
uint32_t cpsr;
|
||
|
uint32_t result;
|
||
|
__ASM volatile(
|
||
|
"MRS %0, cpsr \n"
|
||
|
"CPS #0x1F \n" // no effect in USR mode
|
||
|
"MOV %1, sp \n"
|
||
|
"MSR cpsr_c, %2 \n" // no effect in USR mode
|
||
|
"ISB" : "=r"(cpsr), "=r"(result) : "r"(cpsr) : "memory"
|
||
|
);
|
||
|
return result;
|
||
|
}
|
||
|
|
||
|
__IAR_FT void __set_SP_usr(uint32_t topOfProcStack)
|
||
|
{
|
||
|
uint32_t cpsr;
|
||
|
__ASM volatile(
|
||
|
"MRS %0, cpsr \n"
|
||
|
"CPS #0x1F \n" // no effect in USR mode
|
||
|
"MOV sp, %1 \n"
|
||
|
"MSR cpsr_c, %2 \n" // no effect in USR mode
|
||
|
"ISB" : "=r"(cpsr) : "r" (topOfProcStack), "r"(cpsr) : "memory"
|
||
|
);
|
||
|
}
|
||
|
|
||
|
#define __get_mode() (__get_CPSR() & 0x1FU)
|
||
|
|
||
|
__STATIC_INLINE
|
||
|
void __FPU_Enable(void)
|
||
|
{
|
||
|
__ASM volatile(
|
||
|
//Permit access to VFP/NEON, registers by modifying CPACR
|
||
|
" MRC p15,0,R1,c1,c0,2 \n"
|
||
|
" ORR R1,R1,#0x00F00000 \n"
|
||
|
" MCR p15,0,R1,c1,c0,2 \n"
|
||
|
|
||
|
//Ensure that subsequent instructions occur in the context of VFP/NEON access permitted
|
||
|
" ISB \n"
|
||
|
|
||
|
//Enable VFP/NEON
|
||
|
" VMRS R1,FPEXC \n"
|
||
|
" ORR R1,R1,#0x40000000 \n"
|
||
|
" VMSR FPEXC,R1 \n"
|
||
|
|
||
|
//Initialise VFP/NEON registers to 0
|
||
|
" MOV R2,#0 \n"
|
||
|
|
||
|
//Initialise D16 registers to 0
|
||
|
" VMOV D0, R2,R2 \n"
|
||
|
" VMOV D1, R2,R2 \n"
|
||
|
" VMOV D2, R2,R2 \n"
|
||
|
" VMOV D3, R2,R2 \n"
|
||
|
" VMOV D4, R2,R2 \n"
|
||
|
" VMOV D5, R2,R2 \n"
|
||
|
" VMOV D6, R2,R2 \n"
|
||
|
" VMOV D7, R2,R2 \n"
|
||
|
" VMOV D8, R2,R2 \n"
|
||
|
" VMOV D9, R2,R2 \n"
|
||
|
" VMOV D10,R2,R2 \n"
|
||
|
" VMOV D11,R2,R2 \n"
|
||
|
" VMOV D12,R2,R2 \n"
|
||
|
" VMOV D13,R2,R2 \n"
|
||
|
" VMOV D14,R2,R2 \n"
|
||
|
" VMOV D15,R2,R2 \n"
|
||
|
|
||
|
#ifdef __ARM_ADVANCED_SIMD__
|
||
|
//Initialise D32 registers to 0
|
||
|
" VMOV D16,R2,R2 \n"
|
||
|
" VMOV D17,R2,R2 \n"
|
||
|
" VMOV D18,R2,R2 \n"
|
||
|
" VMOV D19,R2,R2 \n"
|
||
|
" VMOV D20,R2,R2 \n"
|
||
|
" VMOV D21,R2,R2 \n"
|
||
|
" VMOV D22,R2,R2 \n"
|
||
|
" VMOV D23,R2,R2 \n"
|
||
|
" VMOV D24,R2,R2 \n"
|
||
|
" VMOV D25,R2,R2 \n"
|
||
|
" VMOV D26,R2,R2 \n"
|
||
|
" VMOV D27,R2,R2 \n"
|
||
|
" VMOV D28,R2,R2 \n"
|
||
|
" VMOV D29,R2,R2 \n"
|
||
|
" VMOV D30,R2,R2 \n"
|
||
|
" VMOV D31,R2,R2 \n"
|
||
|
#endif
|
||
|
|
||
|
//Initialise FPSCR to a known state
|
||
|
" VMRS R1,FPSCR \n"
|
||
|
" MOV32 R2,#0x00086060 \n" //Mask off all bits that do not have to be preserved. Non-preserved bits can/should be zero.
|
||
|
" AND R1,R1,R2 \n"
|
||
|
" VMSR FPSCR,R1 \n"
|
||
|
: : : "cc", "r1", "r2"
|
||
|
);
|
||
|
}
|
||
|
|
||
|
|
||
|
|
||
|
#undef __IAR_FT
|
||
|
#undef __ICCARM_V8
|
||
|
|
||
|
#pragma diag_default=Pe940
|
||
|
#pragma diag_default=Pe177
|
||
|
|
||
|
#endif /* __CMSIS_ICCARM_CA_H__ */
|