1 | /**************************************************************************//** |
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2 | * @file cmsis_gcc.h |
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3 | * @brief CMSIS compiler GCC header file |
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4 | * @version V5.2.0 |
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5 | * @date 08. May 2019 |
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6 | ******************************************************************************/ |
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7 | /* |
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8 | * Copyright (c) 2009-2019 Arm Limited. All rights reserved. |
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9 | * |
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10 | * SPDX-License-Identifier: Apache-2.0 |
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11 | * |
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12 | * Licensed under the Apache License, Version 2.0 (the License); you may |
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13 | * not use this file except in compliance with the License. |
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14 | * You may obtain a copy of the License at |
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15 | * |
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16 | * www.apache.org/licenses/LICENSE-2.0 |
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17 | * |
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18 | * Unless required by applicable law or agreed to in writing, software |
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19 | * distributed under the License is distributed on an AS IS BASIS, WITHOUT |
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20 | * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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21 | * See the License for the specific language governing permissions and |
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22 | * limitations under the License. |
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23 | */ |
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24 | |
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25 | #ifndef __CMSIS_GCC_H |
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26 | #define __CMSIS_GCC_H |
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27 | |
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28 | /* ignore some GCC warnings */ |
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29 | #pragma GCC diagnostic push |
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30 | #pragma GCC diagnostic ignored "-Wsign-conversion" |
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31 | #pragma GCC diagnostic ignored "-Wconversion" |
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32 | #pragma GCC diagnostic ignored "-Wunused-parameter" |
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33 | |
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34 | /* Fallback for __has_builtin */ |
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35 | #ifndef __has_builtin |
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36 | #define __has_builtin(x) (0) |
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37 | #endif |
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38 | |
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39 | /* CMSIS compiler specific defines */ |
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40 | #ifndef __ASM |
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41 | #define __ASM __asm |
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42 | #endif |
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43 | #ifndef __INLINE |
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44 | #define __INLINE inline |
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45 | #endif |
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46 | #ifndef __STATIC_INLINE |
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47 | #define __STATIC_INLINE static inline |
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48 | #endif |
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49 | #ifndef __STATIC_FORCEINLINE |
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50 | #define __STATIC_FORCEINLINE __attribute__((always_inline)) static inline |
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51 | #endif |
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52 | #ifndef __NO_RETURN |
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53 | #define __NO_RETURN __attribute__((__noreturn__)) |
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54 | #endif |
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55 | #ifndef __USED |
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56 | #define __USED __attribute__((used)) |
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57 | #endif |
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58 | #ifndef __WEAK |
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59 | #define __WEAK __attribute__((weak)) |
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60 | #endif |
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61 | #ifndef __PACKED |
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62 | #define __PACKED __attribute__((packed, aligned(1))) |
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63 | #endif |
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64 | #ifndef __PACKED_STRUCT |
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65 | #define __PACKED_STRUCT struct __attribute__((packed, aligned(1))) |
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66 | #endif |
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67 | #ifndef __PACKED_UNION |
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68 | #define __PACKED_UNION union __attribute__((packed, aligned(1))) |
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69 | #endif |
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70 | #ifndef __UNALIGNED_UINT32 /* deprecated */ |
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71 | #pragma GCC diagnostic push |
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72 | #pragma GCC diagnostic ignored "-Wpacked" |
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73 | #pragma GCC diagnostic ignored "-Wattributes" |
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74 | struct __attribute__((packed)) T_UINT32 { uint32_t v; }; |
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75 | #pragma GCC diagnostic pop |
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76 | #define __UNALIGNED_UINT32(x) (((struct T_UINT32 *)(x))->v) |
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77 | #endif |
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78 | #ifndef __UNALIGNED_UINT16_WRITE |
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79 | #pragma GCC diagnostic push |
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80 | #pragma GCC diagnostic ignored "-Wpacked" |
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81 | #pragma GCC diagnostic ignored "-Wattributes" |
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82 | __PACKED_STRUCT T_UINT16_WRITE { uint16_t v; }; |
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83 | #pragma GCC diagnostic pop |
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84 | #define __UNALIGNED_UINT16_WRITE(addr, val) (void)((((struct T_UINT16_WRITE *)(void *)(addr))->v) = (val)) |
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85 | #endif |
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86 | #ifndef __UNALIGNED_UINT16_READ |
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87 | #pragma GCC diagnostic push |
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88 | #pragma GCC diagnostic ignored "-Wpacked" |
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89 | #pragma GCC diagnostic ignored "-Wattributes" |
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90 | __PACKED_STRUCT T_UINT16_READ { uint16_t v; }; |
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91 | #pragma GCC diagnostic pop |
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92 | #define __UNALIGNED_UINT16_READ(addr) (((const struct T_UINT16_READ *)(const void *)(addr))->v) |
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93 | #endif |
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94 | #ifndef __UNALIGNED_UINT32_WRITE |
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95 | #pragma GCC diagnostic push |
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96 | #pragma GCC diagnostic ignored "-Wpacked" |
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97 | #pragma GCC diagnostic ignored "-Wattributes" |
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98 | __PACKED_STRUCT T_UINT32_WRITE { uint32_t v; }; |
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99 | #pragma GCC diagnostic pop |
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100 | #define __UNALIGNED_UINT32_WRITE(addr, val) (void)((((struct T_UINT32_WRITE *)(void *)(addr))->v) = (val)) |
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101 | #endif |
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102 | #ifndef __UNALIGNED_UINT32_READ |
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103 | #pragma GCC diagnostic push |
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104 | #pragma GCC diagnostic ignored "-Wpacked" |
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105 | #pragma GCC diagnostic ignored "-Wattributes" |
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106 | __PACKED_STRUCT T_UINT32_READ { uint32_t v; }; |
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107 | #pragma GCC diagnostic pop |
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108 | #define __UNALIGNED_UINT32_READ(addr) (((const struct T_UINT32_READ *)(const void *)(addr))->v) |
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109 | #endif |
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110 | #ifndef __ALIGNED |
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111 | #define __ALIGNED(x) __attribute__((aligned(x))) |
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112 | #endif |
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113 | #ifndef __RESTRICT |
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114 | #define __RESTRICT __restrict |
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115 | #endif |
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116 | #ifndef __COMPILER_BARRIER |
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117 | #define __COMPILER_BARRIER() __ASM volatile("":::"memory") |
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118 | #endif |
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119 | |
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120 | /* ######################### Startup and Lowlevel Init ######################## */ |
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121 | |
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122 | #ifndef __PROGRAM_START |
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123 | |
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124 | /** |
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125 | \brief Initializes data and bss sections |
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126 | \details This default implementations initialized all data and additional bss |
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127 | sections relying on .copy.table and .zero.table specified properly |
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128 | in the used linker script. |
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129 | |
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130 | */ |
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131 | __STATIC_FORCEINLINE __NO_RETURN void __cmsis_start(void) |
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132 | { |
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133 | extern void _start(void) __NO_RETURN; |
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134 | |
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135 | typedef struct { |
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136 | uint32_t const* src; |
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137 | uint32_t* dest; |
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138 | uint32_t wlen; |
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139 | } __copy_table_t; |
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140 | |
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141 | typedef struct { |
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142 | uint32_t* dest; |
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143 | uint32_t wlen; |
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144 | } __zero_table_t; |
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145 | |
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146 | extern const __copy_table_t __copy_table_start__; |
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147 | extern const __copy_table_t __copy_table_end__; |
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148 | extern const __zero_table_t __zero_table_start__; |
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149 | extern const __zero_table_t __zero_table_end__; |
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150 | |
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151 | for (__copy_table_t const* pTable = &__copy_table_start__; pTable < &__copy_table_end__; ++pTable) { |
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152 | for(uint32_t i=0u; i<pTable->wlen; ++i) { |
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153 | pTable->dest[i] = pTable->src[i]; |
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154 | } |
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155 | } |
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156 | |
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157 | for (__zero_table_t const* pTable = &__zero_table_start__; pTable < &__zero_table_end__; ++pTable) { |
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158 | for(uint32_t i=0u; i<pTable->wlen; ++i) { |
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159 | pTable->dest[i] = 0u; |
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160 | } |
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161 | } |
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162 | |
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163 | _start(); |
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164 | } |
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165 | |
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166 | #define __PROGRAM_START __cmsis_start |
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167 | #endif |
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168 | |
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169 | #ifndef __INITIAL_SP |
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170 | #define __INITIAL_SP __StackTop |
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171 | #endif |
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172 | |
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173 | #ifndef __STACK_LIMIT |
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174 | #define __STACK_LIMIT __StackLimit |
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175 | #endif |
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176 | |
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177 | #ifndef __VECTOR_TABLE |
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178 | #define __VECTOR_TABLE __Vectors |
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179 | #endif |
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180 | |
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181 | #ifndef __VECTOR_TABLE_ATTRIBUTE |
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182 | #define __VECTOR_TABLE_ATTRIBUTE __attribute((used, section(".vectors"))) |
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183 | #endif |
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184 | |
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185 | /* ########################### Core Function Access ########################### */ |
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186 | /** \ingroup CMSIS_Core_FunctionInterface |
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187 | \defgroup CMSIS_Core_RegAccFunctions CMSIS Core Register Access Functions |
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188 | @{ |
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189 | */ |
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190 | |
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191 | /** |
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192 | \brief Enable IRQ Interrupts |
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193 | \details Enables IRQ interrupts by clearing the I-bit in the CPSR. |
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194 | Can only be executed in Privileged modes. |
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195 | */ |
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196 | __STATIC_FORCEINLINE void __enable_irq(void) |
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197 | { |
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198 | __ASM volatile ("cpsie i" : : : "memory"); |
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199 | } |
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200 | |
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201 | |
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202 | /** |
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203 | \brief Disable IRQ Interrupts |
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204 | \details Disables IRQ interrupts by setting the I-bit in the CPSR. |
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205 | Can only be executed in Privileged modes. |
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206 | */ |
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207 | __STATIC_FORCEINLINE void __disable_irq(void) |
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208 | { |
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209 | __ASM volatile ("cpsid i" : : : "memory"); |
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210 | } |
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211 | |
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212 | |
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213 | /** |
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214 | \brief Get Control Register |
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215 | \details Returns the content of the Control Register. |
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216 | \return Control Register value |
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217 | */ |
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218 | __STATIC_FORCEINLINE uint32_t __get_CONTROL(void) |
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219 | { |
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220 | uint32_t result; |
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221 | |
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222 | __ASM volatile ("MRS %0, control" : "=r" (result) ); |
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223 | return(result); |
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224 | } |
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225 | |
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226 | |
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227 | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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228 | /** |
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229 | \brief Get Control Register (non-secure) |
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230 | \details Returns the content of the non-secure Control Register when in secure mode. |
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231 | \return non-secure Control Register value |
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232 | */ |
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233 | __STATIC_FORCEINLINE uint32_t __TZ_get_CONTROL_NS(void) |
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234 | { |
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235 | uint32_t result; |
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236 | |
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237 | __ASM volatile ("MRS %0, control_ns" : "=r" (result) ); |
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238 | return(result); |
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239 | } |
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240 | #endif |
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241 | |
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242 | |
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243 | /** |
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244 | \brief Set Control Register |
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245 | \details Writes the given value to the Control Register. |
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246 | \param [in] control Control Register value to set |
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247 | */ |
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248 | __STATIC_FORCEINLINE void __set_CONTROL(uint32_t control) |
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249 | { |
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250 | __ASM volatile ("MSR control, %0" : : "r" (control) : "memory"); |
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251 | } |
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252 | |
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253 | |
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254 | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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255 | /** |
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256 | \brief Set Control Register (non-secure) |
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257 | \details Writes the given value to the non-secure Control Register when in secure state. |
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258 | \param [in] control Control Register value to set |
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259 | */ |
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260 | __STATIC_FORCEINLINE void __TZ_set_CONTROL_NS(uint32_t control) |
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261 | { |
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262 | __ASM volatile ("MSR control_ns, %0" : : "r" (control) : "memory"); |
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263 | } |
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264 | #endif |
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265 | |
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266 | |
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267 | /** |
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268 | \brief Get IPSR Register |
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269 | \details Returns the content of the IPSR Register. |
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270 | \return IPSR Register value |
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271 | */ |
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272 | __STATIC_FORCEINLINE uint32_t __get_IPSR(void) |
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273 | { |
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274 | uint32_t result; |
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275 | |
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276 | __ASM volatile ("MRS %0, ipsr" : "=r" (result) ); |
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277 | return(result); |
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278 | } |
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279 | |
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280 | |
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281 | /** |
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282 | \brief Get APSR Register |
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283 | \details Returns the content of the APSR Register. |
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284 | \return APSR Register value |
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285 | */ |
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286 | __STATIC_FORCEINLINE uint32_t __get_APSR(void) |
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287 | { |
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288 | uint32_t result; |
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289 | |
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290 | __ASM volatile ("MRS %0, apsr" : "=r" (result) ); |
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291 | return(result); |
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292 | } |
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293 | |
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294 | |
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295 | /** |
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296 | \brief Get xPSR Register |
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297 | \details Returns the content of the xPSR Register. |
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298 | \return xPSR Register value |
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299 | */ |
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300 | __STATIC_FORCEINLINE uint32_t __get_xPSR(void) |
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301 | { |
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302 | uint32_t result; |
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303 | |
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304 | __ASM volatile ("MRS %0, xpsr" : "=r" (result) ); |
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305 | return(result); |
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306 | } |
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307 | |
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308 | |
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309 | /** |
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310 | \brief Get Process Stack Pointer |
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311 | \details Returns the current value of the Process Stack Pointer (PSP). |
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312 | \return PSP Register value |
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313 | */ |
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314 | __STATIC_FORCEINLINE uint32_t __get_PSP(void) |
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315 | { |
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316 | uint32_t result; |
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317 | |
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318 | __ASM volatile ("MRS %0, psp" : "=r" (result) ); |
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319 | return(result); |
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320 | } |
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321 | |
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322 | |
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323 | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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324 | /** |
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325 | \brief Get Process Stack Pointer (non-secure) |
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326 | \details Returns the current value of the non-secure Process Stack Pointer (PSP) when in secure state. |
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327 | \return PSP Register value |
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328 | */ |
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329 | __STATIC_FORCEINLINE uint32_t __TZ_get_PSP_NS(void) |
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330 | { |
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331 | uint32_t result; |
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332 | |
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333 | __ASM volatile ("MRS %0, psp_ns" : "=r" (result) ); |
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334 | return(result); |
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335 | } |
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336 | #endif |
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337 | |
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338 | |
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339 | /** |
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340 | \brief Set Process Stack Pointer |
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341 | \details Assigns the given value to the Process Stack Pointer (PSP). |
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342 | \param [in] topOfProcStack Process Stack Pointer value to set |
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343 | */ |
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344 | __STATIC_FORCEINLINE void __set_PSP(uint32_t topOfProcStack) |
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345 | { |
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346 | __ASM volatile ("MSR psp, %0" : : "r" (topOfProcStack) : ); |
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347 | } |
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348 | |
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349 | |
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350 | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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351 | /** |
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352 | \brief Set Process Stack Pointer (non-secure) |
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353 | \details Assigns the given value to the non-secure Process Stack Pointer (PSP) when in secure state. |
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354 | \param [in] topOfProcStack Process Stack Pointer value to set |
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355 | */ |
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356 | __STATIC_FORCEINLINE void __TZ_set_PSP_NS(uint32_t topOfProcStack) |
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357 | { |
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358 | __ASM volatile ("MSR psp_ns, %0" : : "r" (topOfProcStack) : ); |
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359 | } |
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360 | #endif |
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361 | |
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362 | |
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363 | /** |
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364 | \brief Get Main Stack Pointer |
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365 | \details Returns the current value of the Main Stack Pointer (MSP). |
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366 | \return MSP Register value |
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367 | */ |
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368 | __STATIC_FORCEINLINE uint32_t __get_MSP(void) |
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369 | { |
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370 | uint32_t result; |
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371 | |
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372 | __ASM volatile ("MRS %0, msp" : "=r" (result) ); |
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373 | return(result); |
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374 | } |
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375 | |
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376 | |
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377 | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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378 | /** |
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379 | \brief Get Main Stack Pointer (non-secure) |
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380 | \details Returns the current value of the non-secure Main Stack Pointer (MSP) when in secure state. |
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381 | \return MSP Register value |
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382 | */ |
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383 | __STATIC_FORCEINLINE uint32_t __TZ_get_MSP_NS(void) |
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384 | { |
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385 | uint32_t result; |
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386 | |
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387 | __ASM volatile ("MRS %0, msp_ns" : "=r" (result) ); |
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388 | return(result); |
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389 | } |
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390 | #endif |
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391 | |
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392 | |
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393 | /** |
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394 | \brief Set Main Stack Pointer |
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395 | \details Assigns the given value to the Main Stack Pointer (MSP). |
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396 | \param [in] topOfMainStack Main Stack Pointer value to set |
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397 | */ |
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398 | __STATIC_FORCEINLINE void __set_MSP(uint32_t topOfMainStack) |
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399 | { |
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400 | __ASM volatile ("MSR msp, %0" : : "r" (topOfMainStack) : ); |
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401 | } |
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402 | |
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403 | |
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404 | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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405 | /** |
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406 | \brief Set Main Stack Pointer (non-secure) |
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407 | \details Assigns the given value to the non-secure Main Stack Pointer (MSP) when in secure state. |
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408 | \param [in] topOfMainStack Main Stack Pointer value to set |
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409 | */ |
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410 | __STATIC_FORCEINLINE void __TZ_set_MSP_NS(uint32_t topOfMainStack) |
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411 | { |
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412 | __ASM volatile ("MSR msp_ns, %0" : : "r" (topOfMainStack) : ); |
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413 | } |
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414 | #endif |
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415 | |
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416 | |
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417 | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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418 | /** |
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419 | \brief Get Stack Pointer (non-secure) |
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420 | \details Returns the current value of the non-secure Stack Pointer (SP) when in secure state. |
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421 | \return SP Register value |
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422 | */ |
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423 | __STATIC_FORCEINLINE uint32_t __TZ_get_SP_NS(void) |
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424 | { |
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425 | uint32_t result; |
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426 | |
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427 | __ASM volatile ("MRS %0, sp_ns" : "=r" (result) ); |
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428 | return(result); |
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429 | } |
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430 | |
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431 | |
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432 | /** |
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433 | \brief Set Stack Pointer (non-secure) |
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434 | \details Assigns the given value to the non-secure Stack Pointer (SP) when in secure state. |
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435 | \param [in] topOfStack Stack Pointer value to set |
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436 | */ |
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437 | __STATIC_FORCEINLINE void __TZ_set_SP_NS(uint32_t topOfStack) |
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438 | { |
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439 | __ASM volatile ("MSR sp_ns, %0" : : "r" (topOfStack) : ); |
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440 | } |
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441 | #endif |
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442 | |
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443 | |
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444 | /** |
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445 | \brief Get Priority Mask |
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446 | \details Returns the current state of the priority mask bit from the Priority Mask Register. |
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447 | \return Priority Mask value |
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448 | */ |
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449 | __STATIC_FORCEINLINE uint32_t __get_PRIMASK(void) |
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450 | { |
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451 | uint32_t result; |
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452 | |
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453 | __ASM volatile ("MRS %0, primask" : "=r" (result) :: "memory"); |
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454 | return(result); |
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455 | } |
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456 | |
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457 | |
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458 | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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459 | /** |
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460 | \brief Get Priority Mask (non-secure) |
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461 | \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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462 | \return Priority Mask value |
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463 | */ |
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464 | __STATIC_FORCEINLINE uint32_t __TZ_get_PRIMASK_NS(void) |
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465 | { |
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466 | uint32_t result; |
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467 | |
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468 | __ASM volatile ("MRS %0, primask_ns" : "=r" (result) :: "memory"); |
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469 | return(result); |
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470 | } |
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471 | #endif |
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472 | |
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473 | |
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474 | /** |
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475 | \brief Set Priority Mask |
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476 | \details Assigns the given value to the Priority Mask Register. |
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477 | \param [in] priMask Priority Mask |
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478 | */ |
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479 | __STATIC_FORCEINLINE void __set_PRIMASK(uint32_t priMask) |
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480 | { |
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481 | __ASM volatile ("MSR primask, %0" : : "r" (priMask) : "memory"); |
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482 | } |
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483 | |
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484 | |
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485 | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
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486 | /** |
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487 | \brief Set Priority Mask (non-secure) |
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488 | \details Assigns the given value to the non-secure Priority Mask Register when in secure state. |
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489 | \param [in] priMask Priority Mask |
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490 | */ |
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491 | __STATIC_FORCEINLINE void __TZ_set_PRIMASK_NS(uint32_t priMask) |
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492 | { |
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493 | __ASM volatile ("MSR primask_ns, %0" : : "r" (priMask) : "memory"); |
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494 | } |
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495 | #endif |
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496 | |
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497 | |
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498 | #if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ |
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499 | (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ |
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500 | (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) ) |
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501 | /** |
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502 | \brief Enable FIQ |
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503 | \details Enables FIQ interrupts by clearing the F-bit in the CPSR. |
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504 | Can only be executed in Privileged modes. |
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505 | */ |
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506 | __STATIC_FORCEINLINE void __enable_fault_irq(void) |
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507 | { |
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508 | __ASM volatile ("cpsie f" : : : "memory"); |
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509 | } |
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510 | |
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511 | |
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512 | /** |
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513 | \brief Disable FIQ |
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514 | \details Disables FIQ interrupts by setting the F-bit in the CPSR. |
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515 | Can only be executed in Privileged modes. |
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516 | */ |
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517 | __STATIC_FORCEINLINE void __disable_fault_irq(void) |
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518 | { |
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519 | __ASM volatile ("cpsid f" : : : "memory"); |
---|
520 | } |
---|
521 | |
---|
522 | |
---|
523 | /** |
---|
524 | \brief Get Base Priority |
---|
525 | \details Returns the current value of the Base Priority register. |
---|
526 | \return Base Priority register value |
---|
527 | */ |
---|
528 | __STATIC_FORCEINLINE uint32_t __get_BASEPRI(void) |
---|
529 | { |
---|
530 | uint32_t result; |
---|
531 | |
---|
532 | __ASM volatile ("MRS %0, basepri" : "=r" (result) ); |
---|
533 | return(result); |
---|
534 | } |
---|
535 | |
---|
536 | |
---|
537 | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
---|
538 | /** |
---|
539 | \brief Get Base Priority (non-secure) |
---|
540 | \details Returns the current value of the non-secure Base Priority register when in secure state. |
---|
541 | \return Base Priority register value |
---|
542 | */ |
---|
543 | __STATIC_FORCEINLINE uint32_t __TZ_get_BASEPRI_NS(void) |
---|
544 | { |
---|
545 | uint32_t result; |
---|
546 | |
---|
547 | __ASM volatile ("MRS %0, basepri_ns" : "=r" (result) ); |
---|
548 | return(result); |
---|
549 | } |
---|
550 | #endif |
---|
551 | |
---|
552 | |
---|
553 | /** |
---|
554 | \brief Set Base Priority |
---|
555 | \details Assigns the given value to the Base Priority register. |
---|
556 | \param [in] basePri Base Priority value to set |
---|
557 | */ |
---|
558 | __STATIC_FORCEINLINE void __set_BASEPRI(uint32_t basePri) |
---|
559 | { |
---|
560 | __ASM volatile ("MSR basepri, %0" : : "r" (basePri) : "memory"); |
---|
561 | } |
---|
562 | |
---|
563 | |
---|
564 | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
---|
565 | /** |
---|
566 | \brief Set Base Priority (non-secure) |
---|
567 | \details Assigns the given value to the non-secure Base Priority register when in secure state. |
---|
568 | \param [in] basePri Base Priority value to set |
---|
569 | */ |
---|
570 | __STATIC_FORCEINLINE void __TZ_set_BASEPRI_NS(uint32_t basePri) |
---|
571 | { |
---|
572 | __ASM volatile ("MSR basepri_ns, %0" : : "r" (basePri) : "memory"); |
---|
573 | } |
---|
574 | #endif |
---|
575 | |
---|
576 | |
---|
577 | /** |
---|
578 | \brief Set Base Priority with condition |
---|
579 | \details Assigns the given value to the Base Priority register only if BASEPRI masking is disabled, |
---|
580 | or the new value increases the BASEPRI priority level. |
---|
581 | \param [in] basePri Base Priority value to set |
---|
582 | */ |
---|
583 | __STATIC_FORCEINLINE void __set_BASEPRI_MAX(uint32_t basePri) |
---|
584 | { |
---|
585 | __ASM volatile ("MSR basepri_max, %0" : : "r" (basePri) : "memory"); |
---|
586 | } |
---|
587 | |
---|
588 | |
---|
589 | /** |
---|
590 | \brief Get Fault Mask |
---|
591 | \details Returns the current value of the Fault Mask register. |
---|
592 | \return Fault Mask register value |
---|
593 | */ |
---|
594 | __STATIC_FORCEINLINE uint32_t __get_FAULTMASK(void) |
---|
595 | { |
---|
596 | uint32_t result; |
---|
597 | |
---|
598 | __ASM volatile ("MRS %0, faultmask" : "=r" (result) ); |
---|
599 | return(result); |
---|
600 | } |
---|
601 | |
---|
602 | |
---|
603 | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
---|
604 | /** |
---|
605 | \brief Get Fault Mask (non-secure) |
---|
606 | \details Returns the current value of the non-secure Fault Mask register when in secure state. |
---|
607 | \return Fault Mask register value |
---|
608 | */ |
---|
609 | __STATIC_FORCEINLINE uint32_t __TZ_get_FAULTMASK_NS(void) |
---|
610 | { |
---|
611 | uint32_t result; |
---|
612 | |
---|
613 | __ASM volatile ("MRS %0, faultmask_ns" : "=r" (result) ); |
---|
614 | return(result); |
---|
615 | } |
---|
616 | #endif |
---|
617 | |
---|
618 | |
---|
619 | /** |
---|
620 | \brief Set Fault Mask |
---|
621 | \details Assigns the given value to the Fault Mask register. |
---|
622 | \param [in] faultMask Fault Mask value to set |
---|
623 | */ |
---|
624 | __STATIC_FORCEINLINE void __set_FAULTMASK(uint32_t faultMask) |
---|
625 | { |
---|
626 | __ASM volatile ("MSR faultmask, %0" : : "r" (faultMask) : "memory"); |
---|
627 | } |
---|
628 | |
---|
629 | |
---|
630 | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
---|
631 | /** |
---|
632 | \brief Set Fault Mask (non-secure) |
---|
633 | \details Assigns the given value to the non-secure Fault Mask register when in secure state. |
---|
634 | \param [in] faultMask Fault Mask value to set |
---|
635 | */ |
---|
636 | __STATIC_FORCEINLINE void __TZ_set_FAULTMASK_NS(uint32_t faultMask) |
---|
637 | { |
---|
638 | __ASM volatile ("MSR faultmask_ns, %0" : : "r" (faultMask) : "memory"); |
---|
639 | } |
---|
640 | #endif |
---|
641 | |
---|
642 | #endif /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ |
---|
643 | (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ |
---|
644 | (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) ) */ |
---|
645 | |
---|
646 | |
---|
647 | #if ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
---|
648 | (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) ) |
---|
649 | |
---|
650 | /** |
---|
651 | \brief Get Process Stack Pointer Limit |
---|
652 | Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure |
---|
653 | Stack Pointer Limit register hence zero is returned always in non-secure |
---|
654 | mode. |
---|
655 | |
---|
656 | \details Returns the current value of the Process Stack Pointer Limit (PSPLIM). |
---|
657 | \return PSPLIM Register value |
---|
658 | */ |
---|
659 | __STATIC_FORCEINLINE uint32_t __get_PSPLIM(void) |
---|
660 | { |
---|
661 | #if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) && \ |
---|
662 | (!defined (__ARM_FEATURE_CMSE) || (__ARM_FEATURE_CMSE < 3))) |
---|
663 | // without main extensions, the non-secure PSPLIM is RAZ/WI |
---|
664 | return 0U; |
---|
665 | #else |
---|
666 | uint32_t result; |
---|
667 | __ASM volatile ("MRS %0, psplim" : "=r" (result) ); |
---|
668 | return result; |
---|
669 | #endif |
---|
670 | } |
---|
671 | |
---|
672 | #if (defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3)) |
---|
673 | /** |
---|
674 | \brief Get Process Stack Pointer Limit (non-secure) |
---|
675 | Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure |
---|
676 | Stack Pointer Limit register hence zero is returned always. |
---|
677 | |
---|
678 | \details Returns the current value of the non-secure Process Stack Pointer Limit (PSPLIM) when in secure state. |
---|
679 | \return PSPLIM Register value |
---|
680 | */ |
---|
681 | __STATIC_FORCEINLINE uint32_t __TZ_get_PSPLIM_NS(void) |
---|
682 | { |
---|
683 | #if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1))) |
---|
684 | // without main extensions, the non-secure PSPLIM is RAZ/WI |
---|
685 | return 0U; |
---|
686 | #else |
---|
687 | uint32_t result; |
---|
688 | __ASM volatile ("MRS %0, psplim_ns" : "=r" (result) ); |
---|
689 | return result; |
---|
690 | #endif |
---|
691 | } |
---|
692 | #endif |
---|
693 | |
---|
694 | |
---|
695 | /** |
---|
696 | \brief Set Process Stack Pointer Limit |
---|
697 | Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure |
---|
698 | Stack Pointer Limit register hence the write is silently ignored in non-secure |
---|
699 | mode. |
---|
700 | |
---|
701 | \details Assigns the given value to the Process Stack Pointer Limit (PSPLIM). |
---|
702 | \param [in] ProcStackPtrLimit Process Stack Pointer Limit value to set |
---|
703 | */ |
---|
704 | __STATIC_FORCEINLINE void __set_PSPLIM(uint32_t ProcStackPtrLimit) |
---|
705 | { |
---|
706 | #if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) && \ |
---|
707 | (!defined (__ARM_FEATURE_CMSE) || (__ARM_FEATURE_CMSE < 3))) |
---|
708 | // without main extensions, the non-secure PSPLIM is RAZ/WI |
---|
709 | (void)ProcStackPtrLimit; |
---|
710 | #else |
---|
711 | __ASM volatile ("MSR psplim, %0" : : "r" (ProcStackPtrLimit)); |
---|
712 | #endif |
---|
713 | } |
---|
714 | |
---|
715 | |
---|
716 | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
---|
717 | /** |
---|
718 | \brief Set Process Stack Pointer (non-secure) |
---|
719 | Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure |
---|
720 | Stack Pointer Limit register hence the write is silently ignored. |
---|
721 | |
---|
722 | \details Assigns the given value to the non-secure Process Stack Pointer Limit (PSPLIM) when in secure state. |
---|
723 | \param [in] ProcStackPtrLimit Process Stack Pointer Limit value to set |
---|
724 | */ |
---|
725 | __STATIC_FORCEINLINE void __TZ_set_PSPLIM_NS(uint32_t ProcStackPtrLimit) |
---|
726 | { |
---|
727 | #if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1))) |
---|
728 | // without main extensions, the non-secure PSPLIM is RAZ/WI |
---|
729 | (void)ProcStackPtrLimit; |
---|
730 | #else |
---|
731 | __ASM volatile ("MSR psplim_ns, %0\n" : : "r" (ProcStackPtrLimit)); |
---|
732 | #endif |
---|
733 | } |
---|
734 | #endif |
---|
735 | |
---|
736 | |
---|
737 | /** |
---|
738 | \brief Get Main Stack Pointer Limit |
---|
739 | Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure |
---|
740 | Stack Pointer Limit register hence zero is returned always in non-secure |
---|
741 | mode. |
---|
742 | |
---|
743 | \details Returns the current value of the Main Stack Pointer Limit (MSPLIM). |
---|
744 | \return MSPLIM Register value |
---|
745 | */ |
---|
746 | __STATIC_FORCEINLINE uint32_t __get_MSPLIM(void) |
---|
747 | { |
---|
748 | #if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) && \ |
---|
749 | (!defined (__ARM_FEATURE_CMSE) || (__ARM_FEATURE_CMSE < 3))) |
---|
750 | // without main extensions, the non-secure MSPLIM is RAZ/WI |
---|
751 | return 0U; |
---|
752 | #else |
---|
753 | uint32_t result; |
---|
754 | __ASM volatile ("MRS %0, msplim" : "=r" (result) ); |
---|
755 | return result; |
---|
756 | #endif |
---|
757 | } |
---|
758 | |
---|
759 | |
---|
760 | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
---|
761 | /** |
---|
762 | \brief Get Main Stack Pointer Limit (non-secure) |
---|
763 | Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure |
---|
764 | Stack Pointer Limit register hence zero is returned always. |
---|
765 | |
---|
766 | \details Returns the current value of the non-secure Main Stack Pointer Limit(MSPLIM) when in secure state. |
---|
767 | \return MSPLIM Register value |
---|
768 | */ |
---|
769 | __STATIC_FORCEINLINE uint32_t __TZ_get_MSPLIM_NS(void) |
---|
770 | { |
---|
771 | #if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1))) |
---|
772 | // without main extensions, the non-secure MSPLIM is RAZ/WI |
---|
773 | return 0U; |
---|
774 | #else |
---|
775 | uint32_t result; |
---|
776 | __ASM volatile ("MRS %0, msplim_ns" : "=r" (result) ); |
---|
777 | return result; |
---|
778 | #endif |
---|
779 | } |
---|
780 | #endif |
---|
781 | |
---|
782 | |
---|
783 | /** |
---|
784 | \brief Set Main Stack Pointer Limit |
---|
785 | Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure |
---|
786 | Stack Pointer Limit register hence the write is silently ignored in non-secure |
---|
787 | mode. |
---|
788 | |
---|
789 | \details Assigns the given value to the Main Stack Pointer Limit (MSPLIM). |
---|
790 | \param [in] MainStackPtrLimit Main Stack Pointer Limit value to set |
---|
791 | */ |
---|
792 | __STATIC_FORCEINLINE void __set_MSPLIM(uint32_t MainStackPtrLimit) |
---|
793 | { |
---|
794 | #if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) && \ |
---|
795 | (!defined (__ARM_FEATURE_CMSE) || (__ARM_FEATURE_CMSE < 3))) |
---|
796 | // without main extensions, the non-secure MSPLIM is RAZ/WI |
---|
797 | (void)MainStackPtrLimit; |
---|
798 | #else |
---|
799 | __ASM volatile ("MSR msplim, %0" : : "r" (MainStackPtrLimit)); |
---|
800 | #endif |
---|
801 | } |
---|
802 | |
---|
803 | |
---|
804 | #if (defined (__ARM_FEATURE_CMSE ) && (__ARM_FEATURE_CMSE == 3)) |
---|
805 | /** |
---|
806 | \brief Set Main Stack Pointer Limit (non-secure) |
---|
807 | Devices without ARMv8-M Main Extensions (i.e. Cortex-M23) lack the non-secure |
---|
808 | Stack Pointer Limit register hence the write is silently ignored. |
---|
809 | |
---|
810 | \details Assigns the given value to the non-secure Main Stack Pointer Limit (MSPLIM) when in secure state. |
---|
811 | \param [in] MainStackPtrLimit Main Stack Pointer value to set |
---|
812 | */ |
---|
813 | __STATIC_FORCEINLINE void __TZ_set_MSPLIM_NS(uint32_t MainStackPtrLimit) |
---|
814 | { |
---|
815 | #if (!(defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1))) |
---|
816 | // without main extensions, the non-secure MSPLIM is RAZ/WI |
---|
817 | (void)MainStackPtrLimit; |
---|
818 | #else |
---|
819 | __ASM volatile ("MSR msplim_ns, %0" : : "r" (MainStackPtrLimit)); |
---|
820 | #endif |
---|
821 | } |
---|
822 | #endif |
---|
823 | |
---|
824 | #endif /* ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
---|
825 | (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) ) */ |
---|
826 | |
---|
827 | |
---|
828 | /** |
---|
829 | \brief Get FPSCR |
---|
830 | \details Returns the current value of the Floating Point Status/Control register. |
---|
831 | \return Floating Point Status/Control register value |
---|
832 | */ |
---|
833 | __STATIC_FORCEINLINE uint32_t __get_FPSCR(void) |
---|
834 | { |
---|
835 | #if ((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \ |
---|
836 | (defined (__FPU_USED ) && (__FPU_USED == 1U)) ) |
---|
837 | #if __has_builtin(__builtin_arm_get_fpscr) |
---|
838 | // Re-enable using built-in when GCC has been fixed |
---|
839 | // || (__GNUC__ > 7) || (__GNUC__ == 7 && __GNUC_MINOR__ >= 2) |
---|
840 | /* see https://gcc.gnu.org/ml/gcc-patches/2017-04/msg00443.html */ |
---|
841 | return __builtin_arm_get_fpscr(); |
---|
842 | #else |
---|
843 | uint32_t result; |
---|
844 | |
---|
845 | __ASM volatile ("VMRS %0, fpscr" : "=r" (result) ); |
---|
846 | return(result); |
---|
847 | #endif |
---|
848 | #else |
---|
849 | return(0U); |
---|
850 | #endif |
---|
851 | } |
---|
852 | |
---|
853 | |
---|
854 | /** |
---|
855 | \brief Set FPSCR |
---|
856 | \details Assigns the given value to the Floating Point Status/Control register. |
---|
857 | \param [in] fpscr Floating Point Status/Control value to set |
---|
858 | */ |
---|
859 | __STATIC_FORCEINLINE void __set_FPSCR(uint32_t fpscr) |
---|
860 | { |
---|
861 | #if ((defined (__FPU_PRESENT) && (__FPU_PRESENT == 1U)) && \ |
---|
862 | (defined (__FPU_USED ) && (__FPU_USED == 1U)) ) |
---|
863 | #if __has_builtin(__builtin_arm_set_fpscr) |
---|
864 | // Re-enable using built-in when GCC has been fixed |
---|
865 | // || (__GNUC__ > 7) || (__GNUC__ == 7 && __GNUC_MINOR__ >= 2) |
---|
866 | /* see https://gcc.gnu.org/ml/gcc-patches/2017-04/msg00443.html */ |
---|
867 | __builtin_arm_set_fpscr(fpscr); |
---|
868 | #else |
---|
869 | __ASM volatile ("VMSR fpscr, %0" : : "r" (fpscr) : "vfpcc", "memory"); |
---|
870 | #endif |
---|
871 | #else |
---|
872 | (void)fpscr; |
---|
873 | #endif |
---|
874 | } |
---|
875 | |
---|
876 | |
---|
877 | /*@} end of CMSIS_Core_RegAccFunctions */ |
---|
878 | |
---|
879 | |
---|
880 | /* ########################## Core Instruction Access ######################### */ |
---|
881 | /** \defgroup CMSIS_Core_InstructionInterface CMSIS Core Instruction Interface |
---|
882 | Access to dedicated instructions |
---|
883 | @{ |
---|
884 | */ |
---|
885 | |
---|
886 | /* Define macros for porting to both thumb1 and thumb2. |
---|
887 | * For thumb1, use low register (r0-r7), specified by constraint "l" |
---|
888 | * Otherwise, use general registers, specified by constraint "r" */ |
---|
889 | #if defined (__thumb__) && !defined (__thumb2__) |
---|
890 | #define __CMSIS_GCC_OUT_REG(r) "=l" (r) |
---|
891 | #define __CMSIS_GCC_RW_REG(r) "+l" (r) |
---|
892 | #define __CMSIS_GCC_USE_REG(r) "l" (r) |
---|
893 | #else |
---|
894 | #define __CMSIS_GCC_OUT_REG(r) "=r" (r) |
---|
895 | #define __CMSIS_GCC_RW_REG(r) "+r" (r) |
---|
896 | #define __CMSIS_GCC_USE_REG(r) "r" (r) |
---|
897 | #endif |
---|
898 | |
---|
899 | /** |
---|
900 | \brief No Operation |
---|
901 | \details No Operation does nothing. This instruction can be used for code alignment purposes. |
---|
902 | */ |
---|
903 | #define __NOP() __ASM volatile ("nop") |
---|
904 | |
---|
905 | /** |
---|
906 | \brief Wait For Interrupt |
---|
907 | \details Wait For Interrupt is a hint instruction that suspends execution until one of a number of events occurs. |
---|
908 | */ |
---|
909 | #define __WFI() __ASM volatile ("wfi") |
---|
910 | |
---|
911 | |
---|
912 | /** |
---|
913 | \brief Wait For Event |
---|
914 | \details Wait For Event is a hint instruction that permits the processor to enter |
---|
915 | a low-power state until one of a number of events occurs. |
---|
916 | */ |
---|
917 | #define __WFE() __ASM volatile ("wfe") |
---|
918 | |
---|
919 | |
---|
920 | /** |
---|
921 | \brief Send Event |
---|
922 | \details Send Event is a hint instruction. It causes an event to be signaled to the CPU. |
---|
923 | */ |
---|
924 | #define __SEV() __ASM volatile ("sev") |
---|
925 | |
---|
926 | |
---|
927 | /** |
---|
928 | \brief Instruction Synchronization Barrier |
---|
929 | \details Instruction Synchronization Barrier flushes the pipeline in the processor, |
---|
930 | so that all instructions following the ISB are fetched from cache or memory, |
---|
931 | after the instruction has been completed. |
---|
932 | */ |
---|
933 | __STATIC_FORCEINLINE void __ISB(void) |
---|
934 | { |
---|
935 | __ASM volatile ("isb 0xF":::"memory"); |
---|
936 | } |
---|
937 | |
---|
938 | |
---|
939 | /** |
---|
940 | \brief Data Synchronization Barrier |
---|
941 | \details Acts as a special kind of Data Memory Barrier. |
---|
942 | It completes when all explicit memory accesses before this instruction complete. |
---|
943 | */ |
---|
944 | __STATIC_FORCEINLINE void __DSB(void) |
---|
945 | { |
---|
946 | __ASM volatile ("dsb 0xF":::"memory"); |
---|
947 | } |
---|
948 | |
---|
949 | |
---|
950 | /** |
---|
951 | \brief Data Memory Barrier |
---|
952 | \details Ensures the apparent order of the explicit memory operations before |
---|
953 | and after the instruction, without ensuring their completion. |
---|
954 | */ |
---|
955 | __STATIC_FORCEINLINE void __DMB(void) |
---|
956 | { |
---|
957 | __ASM volatile ("dmb 0xF":::"memory"); |
---|
958 | } |
---|
959 | |
---|
960 | |
---|
961 | /** |
---|
962 | \brief Reverse byte order (32 bit) |
---|
963 | \details Reverses the byte order in unsigned integer value. For example, 0x12345678 becomes 0x78563412. |
---|
964 | \param [in] value Value to reverse |
---|
965 | \return Reversed value |
---|
966 | */ |
---|
967 | __STATIC_FORCEINLINE uint32_t __REV(uint32_t value) |
---|
968 | { |
---|
969 | #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5) |
---|
970 | return __builtin_bswap32(value); |
---|
971 | #else |
---|
972 | uint32_t result; |
---|
973 | |
---|
974 | __ASM volatile ("rev %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) ); |
---|
975 | return result; |
---|
976 | #endif |
---|
977 | } |
---|
978 | |
---|
979 | |
---|
980 | /** |
---|
981 | \brief Reverse byte order (16 bit) |
---|
982 | \details Reverses the byte order within each halfword of a word. For example, 0x12345678 becomes 0x34127856. |
---|
983 | \param [in] value Value to reverse |
---|
984 | \return Reversed value |
---|
985 | */ |
---|
986 | __STATIC_FORCEINLINE uint32_t __REV16(uint32_t value) |
---|
987 | { |
---|
988 | uint32_t result; |
---|
989 | |
---|
990 | __ASM volatile ("rev16 %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) ); |
---|
991 | return result; |
---|
992 | } |
---|
993 | |
---|
994 | |
---|
995 | /** |
---|
996 | \brief Reverse byte order (16 bit) |
---|
997 | \details Reverses the byte order in a 16-bit value and returns the signed 16-bit result. For example, 0x0080 becomes 0x8000. |
---|
998 | \param [in] value Value to reverse |
---|
999 | \return Reversed value |
---|
1000 | */ |
---|
1001 | __STATIC_FORCEINLINE int16_t __REVSH(int16_t value) |
---|
1002 | { |
---|
1003 | #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8) |
---|
1004 | return (int16_t)__builtin_bswap16(value); |
---|
1005 | #else |
---|
1006 | int16_t result; |
---|
1007 | |
---|
1008 | __ASM volatile ("revsh %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) ); |
---|
1009 | return result; |
---|
1010 | #endif |
---|
1011 | } |
---|
1012 | |
---|
1013 | |
---|
1014 | /** |
---|
1015 | \brief Rotate Right in unsigned value (32 bit) |
---|
1016 | \details Rotate Right (immediate) provides the value of the contents of a register rotated by a variable number of bits. |
---|
1017 | \param [in] op1 Value to rotate |
---|
1018 | \param [in] op2 Number of Bits to rotate |
---|
1019 | \return Rotated value |
---|
1020 | */ |
---|
1021 | __STATIC_FORCEINLINE uint32_t __ROR(uint32_t op1, uint32_t op2) |
---|
1022 | { |
---|
1023 | op2 %= 32U; |
---|
1024 | if (op2 == 0U) |
---|
1025 | { |
---|
1026 | return op1; |
---|
1027 | } |
---|
1028 | return (op1 >> op2) | (op1 << (32U - op2)); |
---|
1029 | } |
---|
1030 | |
---|
1031 | |
---|
1032 | /** |
---|
1033 | \brief Breakpoint |
---|
1034 | \details Causes the processor to enter Debug state. |
---|
1035 | Debug tools can use this to investigate system state when the instruction at a particular address is reached. |
---|
1036 | \param [in] value is ignored by the processor. |
---|
1037 | If required, a debugger can use it to store additional information about the breakpoint. |
---|
1038 | */ |
---|
1039 | #define __BKPT(value) __ASM volatile ("bkpt "#value) |
---|
1040 | |
---|
1041 | |
---|
1042 | /** |
---|
1043 | \brief Reverse bit order of value |
---|
1044 | \details Reverses the bit order of the given value. |
---|
1045 | \param [in] value Value to reverse |
---|
1046 | \return Reversed value |
---|
1047 | */ |
---|
1048 | __STATIC_FORCEINLINE uint32_t __RBIT(uint32_t value) |
---|
1049 | { |
---|
1050 | uint32_t result; |
---|
1051 | |
---|
1052 | #if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ |
---|
1053 | (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ |
---|
1054 | (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) ) |
---|
1055 | __ASM volatile ("rbit %0, %1" : "=r" (result) : "r" (value) ); |
---|
1056 | #else |
---|
1057 | uint32_t s = (4U /*sizeof(v)*/ * 8U) - 1U; /* extra shift needed at end */ |
---|
1058 | |
---|
1059 | result = value; /* r will be reversed bits of v; first get LSB of v */ |
---|
1060 | for (value >>= 1U; value != 0U; value >>= 1U) |
---|
1061 | { |
---|
1062 | result <<= 1U; |
---|
1063 | result |= value & 1U; |
---|
1064 | s--; |
---|
1065 | } |
---|
1066 | result <<= s; /* shift when v's highest bits are zero */ |
---|
1067 | #endif |
---|
1068 | return result; |
---|
1069 | } |
---|
1070 | |
---|
1071 | |
---|
1072 | /** |
---|
1073 | \brief Count leading zeros |
---|
1074 | \details Counts the number of leading zeros of a data value. |
---|
1075 | \param [in] value Value to count the leading zeros |
---|
1076 | \return number of leading zeros in value |
---|
1077 | */ |
---|
1078 | __STATIC_FORCEINLINE uint8_t __CLZ(uint32_t value) |
---|
1079 | { |
---|
1080 | /* Even though __builtin_clz produces a CLZ instruction on ARM, formally |
---|
1081 | __builtin_clz(0) is undefined behaviour, so handle this case specially. |
---|
1082 | This guarantees ARM-compatible results if happening to compile on a non-ARM |
---|
1083 | target, and ensures the compiler doesn't decide to activate any |
---|
1084 | optimisations using the logic "value was passed to __builtin_clz, so it |
---|
1085 | is non-zero". |
---|
1086 | ARM GCC 7.3 and possibly earlier will optimise this test away, leaving a |
---|
1087 | single CLZ instruction. |
---|
1088 | */ |
---|
1089 | if (value == 0U) |
---|
1090 | { |
---|
1091 | return 32U; |
---|
1092 | } |
---|
1093 | return __builtin_clz(value); |
---|
1094 | } |
---|
1095 | |
---|
1096 | |
---|
1097 | #if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ |
---|
1098 | (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ |
---|
1099 | (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
---|
1100 | (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) ) |
---|
1101 | /** |
---|
1102 | \brief LDR Exclusive (8 bit) |
---|
1103 | \details Executes a exclusive LDR instruction for 8 bit value. |
---|
1104 | \param [in] ptr Pointer to data |
---|
1105 | \return value of type uint8_t at (*ptr) |
---|
1106 | */ |
---|
1107 | __STATIC_FORCEINLINE uint8_t __LDREXB(volatile uint8_t *addr) |
---|
1108 | { |
---|
1109 | uint32_t result; |
---|
1110 | |
---|
1111 | #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8) |
---|
1112 | __ASM volatile ("ldrexb %0, %1" : "=r" (result) : "Q" (*addr) ); |
---|
1113 | #else |
---|
1114 | /* Prior to GCC 4.8, "Q" will be expanded to [rx, #0] which is not |
---|
1115 | accepted by assembler. So has to use following less efficient pattern. |
---|
1116 | */ |
---|
1117 | __ASM volatile ("ldrexb %0, [%1]" : "=r" (result) : "r" (addr) : "memory" ); |
---|
1118 | #endif |
---|
1119 | return ((uint8_t) result); /* Add explicit type cast here */ |
---|
1120 | } |
---|
1121 | |
---|
1122 | |
---|
1123 | /** |
---|
1124 | \brief LDR Exclusive (16 bit) |
---|
1125 | \details Executes a exclusive LDR instruction for 16 bit values. |
---|
1126 | \param [in] ptr Pointer to data |
---|
1127 | \return value of type uint16_t at (*ptr) |
---|
1128 | */ |
---|
1129 | __STATIC_FORCEINLINE uint16_t __LDREXH(volatile uint16_t *addr) |
---|
1130 | { |
---|
1131 | uint32_t result; |
---|
1132 | |
---|
1133 | #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8) |
---|
1134 | __ASM volatile ("ldrexh %0, %1" : "=r" (result) : "Q" (*addr) ); |
---|
1135 | #else |
---|
1136 | /* Prior to GCC 4.8, "Q" will be expanded to [rx, #0] which is not |
---|
1137 | accepted by assembler. So has to use following less efficient pattern. |
---|
1138 | */ |
---|
1139 | __ASM volatile ("ldrexh %0, [%1]" : "=r" (result) : "r" (addr) : "memory" ); |
---|
1140 | #endif |
---|
1141 | return ((uint16_t) result); /* Add explicit type cast here */ |
---|
1142 | } |
---|
1143 | |
---|
1144 | |
---|
1145 | /** |
---|
1146 | \brief LDR Exclusive (32 bit) |
---|
1147 | \details Executes a exclusive LDR instruction for 32 bit values. |
---|
1148 | \param [in] ptr Pointer to data |
---|
1149 | \return value of type uint32_t at (*ptr) |
---|
1150 | */ |
---|
1151 | __STATIC_FORCEINLINE uint32_t __LDREXW(volatile uint32_t *addr) |
---|
1152 | { |
---|
1153 | uint32_t result; |
---|
1154 | |
---|
1155 | __ASM volatile ("ldrex %0, %1" : "=r" (result) : "Q" (*addr) ); |
---|
1156 | return(result); |
---|
1157 | } |
---|
1158 | |
---|
1159 | |
---|
1160 | /** |
---|
1161 | \brief STR Exclusive (8 bit) |
---|
1162 | \details Executes a exclusive STR instruction for 8 bit values. |
---|
1163 | \param [in] value Value to store |
---|
1164 | \param [in] ptr Pointer to location |
---|
1165 | \return 0 Function succeeded |
---|
1166 | \return 1 Function failed |
---|
1167 | */ |
---|
1168 | __STATIC_FORCEINLINE uint32_t __STREXB(uint8_t value, volatile uint8_t *addr) |
---|
1169 | { |
---|
1170 | uint32_t result; |
---|
1171 | |
---|
1172 | __ASM volatile ("strexb %0, %2, %1" : "=&r" (result), "=Q" (*addr) : "r" ((uint32_t)value) ); |
---|
1173 | return(result); |
---|
1174 | } |
---|
1175 | |
---|
1176 | |
---|
1177 | /** |
---|
1178 | \brief STR Exclusive (16 bit) |
---|
1179 | \details Executes a exclusive STR instruction for 16 bit values. |
---|
1180 | \param [in] value Value to store |
---|
1181 | \param [in] ptr Pointer to location |
---|
1182 | \return 0 Function succeeded |
---|
1183 | \return 1 Function failed |
---|
1184 | */ |
---|
1185 | __STATIC_FORCEINLINE uint32_t __STREXH(uint16_t value, volatile uint16_t *addr) |
---|
1186 | { |
---|
1187 | uint32_t result; |
---|
1188 | |
---|
1189 | __ASM volatile ("strexh %0, %2, %1" : "=&r" (result), "=Q" (*addr) : "r" ((uint32_t)value) ); |
---|
1190 | return(result); |
---|
1191 | } |
---|
1192 | |
---|
1193 | |
---|
1194 | /** |
---|
1195 | \brief STR Exclusive (32 bit) |
---|
1196 | \details Executes a exclusive STR instruction for 32 bit values. |
---|
1197 | \param [in] value Value to store |
---|
1198 | \param [in] ptr Pointer to location |
---|
1199 | \return 0 Function succeeded |
---|
1200 | \return 1 Function failed |
---|
1201 | */ |
---|
1202 | __STATIC_FORCEINLINE uint32_t __STREXW(uint32_t value, volatile uint32_t *addr) |
---|
1203 | { |
---|
1204 | uint32_t result; |
---|
1205 | |
---|
1206 | __ASM volatile ("strex %0, %2, %1" : "=&r" (result), "=Q" (*addr) : "r" (value) ); |
---|
1207 | return(result); |
---|
1208 | } |
---|
1209 | |
---|
1210 | |
---|
1211 | /** |
---|
1212 | \brief Remove the exclusive lock |
---|
1213 | \details Removes the exclusive lock which is created by LDREX. |
---|
1214 | */ |
---|
1215 | __STATIC_FORCEINLINE void __CLREX(void) |
---|
1216 | { |
---|
1217 | __ASM volatile ("clrex" ::: "memory"); |
---|
1218 | } |
---|
1219 | |
---|
1220 | #endif /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ |
---|
1221 | (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ |
---|
1222 | (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
---|
1223 | (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) ) */ |
---|
1224 | |
---|
1225 | |
---|
1226 | #if ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ |
---|
1227 | (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ |
---|
1228 | (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) ) |
---|
1229 | /** |
---|
1230 | \brief Signed Saturate |
---|
1231 | \details Saturates a signed value. |
---|
1232 | \param [in] ARG1 Value to be saturated |
---|
1233 | \param [in] ARG2 Bit position to saturate to (1..32) |
---|
1234 | \return Saturated value |
---|
1235 | */ |
---|
1236 | #define __SSAT(ARG1,ARG2) \ |
---|
1237 | __extension__ \ |
---|
1238 | ({ \ |
---|
1239 | int32_t __RES, __ARG1 = (ARG1); \ |
---|
1240 | __ASM ("ssat %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \ |
---|
1241 | __RES; \ |
---|
1242 | }) |
---|
1243 | |
---|
1244 | |
---|
1245 | /** |
---|
1246 | \brief Unsigned Saturate |
---|
1247 | \details Saturates an unsigned value. |
---|
1248 | \param [in] ARG1 Value to be saturated |
---|
1249 | \param [in] ARG2 Bit position to saturate to (0..31) |
---|
1250 | \return Saturated value |
---|
1251 | */ |
---|
1252 | #define __USAT(ARG1,ARG2) \ |
---|
1253 | __extension__ \ |
---|
1254 | ({ \ |
---|
1255 | uint32_t __RES, __ARG1 = (ARG1); \ |
---|
1256 | __ASM ("usat %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \ |
---|
1257 | __RES; \ |
---|
1258 | }) |
---|
1259 | |
---|
1260 | |
---|
1261 | /** |
---|
1262 | \brief Rotate Right with Extend (32 bit) |
---|
1263 | \details Moves each bit of a bitstring right by one bit. |
---|
1264 | The carry input is shifted in at the left end of the bitstring. |
---|
1265 | \param [in] value Value to rotate |
---|
1266 | \return Rotated value |
---|
1267 | */ |
---|
1268 | __STATIC_FORCEINLINE uint32_t __RRX(uint32_t value) |
---|
1269 | { |
---|
1270 | uint32_t result; |
---|
1271 | |
---|
1272 | __ASM volatile ("rrx %0, %1" : __CMSIS_GCC_OUT_REG (result) : __CMSIS_GCC_USE_REG (value) ); |
---|
1273 | return(result); |
---|
1274 | } |
---|
1275 | |
---|
1276 | |
---|
1277 | /** |
---|
1278 | \brief LDRT Unprivileged (8 bit) |
---|
1279 | \details Executes a Unprivileged LDRT instruction for 8 bit value. |
---|
1280 | \param [in] ptr Pointer to data |
---|
1281 | \return value of type uint8_t at (*ptr) |
---|
1282 | */ |
---|
1283 | __STATIC_FORCEINLINE uint8_t __LDRBT(volatile uint8_t *ptr) |
---|
1284 | { |
---|
1285 | uint32_t result; |
---|
1286 | |
---|
1287 | #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8) |
---|
1288 | __ASM volatile ("ldrbt %0, %1" : "=r" (result) : "Q" (*ptr) ); |
---|
1289 | #else |
---|
1290 | /* Prior to GCC 4.8, "Q" will be expanded to [rx, #0] which is not |
---|
1291 | accepted by assembler. So has to use following less efficient pattern. |
---|
1292 | */ |
---|
1293 | __ASM volatile ("ldrbt %0, [%1]" : "=r" (result) : "r" (ptr) : "memory" ); |
---|
1294 | #endif |
---|
1295 | return ((uint8_t) result); /* Add explicit type cast here */ |
---|
1296 | } |
---|
1297 | |
---|
1298 | |
---|
1299 | /** |
---|
1300 | \brief LDRT Unprivileged (16 bit) |
---|
1301 | \details Executes a Unprivileged LDRT instruction for 16 bit values. |
---|
1302 | \param [in] ptr Pointer to data |
---|
1303 | \return value of type uint16_t at (*ptr) |
---|
1304 | */ |
---|
1305 | __STATIC_FORCEINLINE uint16_t __LDRHT(volatile uint16_t *ptr) |
---|
1306 | { |
---|
1307 | uint32_t result; |
---|
1308 | |
---|
1309 | #if (__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8) |
---|
1310 | __ASM volatile ("ldrht %0, %1" : "=r" (result) : "Q" (*ptr) ); |
---|
1311 | #else |
---|
1312 | /* Prior to GCC 4.8, "Q" will be expanded to [rx, #0] which is not |
---|
1313 | accepted by assembler. So has to use following less efficient pattern. |
---|
1314 | */ |
---|
1315 | __ASM volatile ("ldrht %0, [%1]" : "=r" (result) : "r" (ptr) : "memory" ); |
---|
1316 | #endif |
---|
1317 | return ((uint16_t) result); /* Add explicit type cast here */ |
---|
1318 | } |
---|
1319 | |
---|
1320 | |
---|
1321 | /** |
---|
1322 | \brief LDRT Unprivileged (32 bit) |
---|
1323 | \details Executes a Unprivileged LDRT instruction for 32 bit values. |
---|
1324 | \param [in] ptr Pointer to data |
---|
1325 | \return value of type uint32_t at (*ptr) |
---|
1326 | */ |
---|
1327 | __STATIC_FORCEINLINE uint32_t __LDRT(volatile uint32_t *ptr) |
---|
1328 | { |
---|
1329 | uint32_t result; |
---|
1330 | |
---|
1331 | __ASM volatile ("ldrt %0, %1" : "=r" (result) : "Q" (*ptr) ); |
---|
1332 | return(result); |
---|
1333 | } |
---|
1334 | |
---|
1335 | |
---|
1336 | /** |
---|
1337 | \brief STRT Unprivileged (8 bit) |
---|
1338 | \details Executes a Unprivileged STRT instruction for 8 bit values. |
---|
1339 | \param [in] value Value to store |
---|
1340 | \param [in] ptr Pointer to location |
---|
1341 | */ |
---|
1342 | __STATIC_FORCEINLINE void __STRBT(uint8_t value, volatile uint8_t *ptr) |
---|
1343 | { |
---|
1344 | __ASM volatile ("strbt %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) ); |
---|
1345 | } |
---|
1346 | |
---|
1347 | |
---|
1348 | /** |
---|
1349 | \brief STRT Unprivileged (16 bit) |
---|
1350 | \details Executes a Unprivileged STRT instruction for 16 bit values. |
---|
1351 | \param [in] value Value to store |
---|
1352 | \param [in] ptr Pointer to location |
---|
1353 | */ |
---|
1354 | __STATIC_FORCEINLINE void __STRHT(uint16_t value, volatile uint16_t *ptr) |
---|
1355 | { |
---|
1356 | __ASM volatile ("strht %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) ); |
---|
1357 | } |
---|
1358 | |
---|
1359 | |
---|
1360 | /** |
---|
1361 | \brief STRT Unprivileged (32 bit) |
---|
1362 | \details Executes a Unprivileged STRT instruction for 32 bit values. |
---|
1363 | \param [in] value Value to store |
---|
1364 | \param [in] ptr Pointer to location |
---|
1365 | */ |
---|
1366 | __STATIC_FORCEINLINE void __STRT(uint32_t value, volatile uint32_t *ptr) |
---|
1367 | { |
---|
1368 | __ASM volatile ("strt %1, %0" : "=Q" (*ptr) : "r" (value) ); |
---|
1369 | } |
---|
1370 | |
---|
1371 | #else /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ |
---|
1372 | (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ |
---|
1373 | (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) ) */ |
---|
1374 | |
---|
1375 | /** |
---|
1376 | \brief Signed Saturate |
---|
1377 | \details Saturates a signed value. |
---|
1378 | \param [in] value Value to be saturated |
---|
1379 | \param [in] sat Bit position to saturate to (1..32) |
---|
1380 | \return Saturated value |
---|
1381 | */ |
---|
1382 | __STATIC_FORCEINLINE int32_t __SSAT(int32_t val, uint32_t sat) |
---|
1383 | { |
---|
1384 | if ((sat >= 1U) && (sat <= 32U)) |
---|
1385 | { |
---|
1386 | const int32_t max = (int32_t)((1U << (sat - 1U)) - 1U); |
---|
1387 | const int32_t min = -1 - max ; |
---|
1388 | if (val > max) |
---|
1389 | { |
---|
1390 | return max; |
---|
1391 | } |
---|
1392 | else if (val < min) |
---|
1393 | { |
---|
1394 | return min; |
---|
1395 | } |
---|
1396 | } |
---|
1397 | return val; |
---|
1398 | } |
---|
1399 | |
---|
1400 | /** |
---|
1401 | \brief Unsigned Saturate |
---|
1402 | \details Saturates an unsigned value. |
---|
1403 | \param [in] value Value to be saturated |
---|
1404 | \param [in] sat Bit position to saturate to (0..31) |
---|
1405 | \return Saturated value |
---|
1406 | */ |
---|
1407 | __STATIC_FORCEINLINE uint32_t __USAT(int32_t val, uint32_t sat) |
---|
1408 | { |
---|
1409 | if (sat <= 31U) |
---|
1410 | { |
---|
1411 | const uint32_t max = ((1U << sat) - 1U); |
---|
1412 | if (val > (int32_t)max) |
---|
1413 | { |
---|
1414 | return max; |
---|
1415 | } |
---|
1416 | else if (val < 0) |
---|
1417 | { |
---|
1418 | return 0U; |
---|
1419 | } |
---|
1420 | } |
---|
1421 | return (uint32_t)val; |
---|
1422 | } |
---|
1423 | |
---|
1424 | #endif /* ((defined (__ARM_ARCH_7M__ ) && (__ARM_ARCH_7M__ == 1)) || \ |
---|
1425 | (defined (__ARM_ARCH_7EM__ ) && (__ARM_ARCH_7EM__ == 1)) || \ |
---|
1426 | (defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) ) */ |
---|
1427 | |
---|
1428 | |
---|
1429 | #if ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
---|
1430 | (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) ) |
---|
1431 | /** |
---|
1432 | \brief Load-Acquire (8 bit) |
---|
1433 | \details Executes a LDAB instruction for 8 bit value. |
---|
1434 | \param [in] ptr Pointer to data |
---|
1435 | \return value of type uint8_t at (*ptr) |
---|
1436 | */ |
---|
1437 | __STATIC_FORCEINLINE uint8_t __LDAB(volatile uint8_t *ptr) |
---|
1438 | { |
---|
1439 | uint32_t result; |
---|
1440 | |
---|
1441 | __ASM volatile ("ldab %0, %1" : "=r" (result) : "Q" (*ptr) ); |
---|
1442 | return ((uint8_t) result); |
---|
1443 | } |
---|
1444 | |
---|
1445 | |
---|
1446 | /** |
---|
1447 | \brief Load-Acquire (16 bit) |
---|
1448 | \details Executes a LDAH instruction for 16 bit values. |
---|
1449 | \param [in] ptr Pointer to data |
---|
1450 | \return value of type uint16_t at (*ptr) |
---|
1451 | */ |
---|
1452 | __STATIC_FORCEINLINE uint16_t __LDAH(volatile uint16_t *ptr) |
---|
1453 | { |
---|
1454 | uint32_t result; |
---|
1455 | |
---|
1456 | __ASM volatile ("ldah %0, %1" : "=r" (result) : "Q" (*ptr) ); |
---|
1457 | return ((uint16_t) result); |
---|
1458 | } |
---|
1459 | |
---|
1460 | |
---|
1461 | /** |
---|
1462 | \brief Load-Acquire (32 bit) |
---|
1463 | \details Executes a LDA instruction for 32 bit values. |
---|
1464 | \param [in] ptr Pointer to data |
---|
1465 | \return value of type uint32_t at (*ptr) |
---|
1466 | */ |
---|
1467 | __STATIC_FORCEINLINE uint32_t __LDA(volatile uint32_t *ptr) |
---|
1468 | { |
---|
1469 | uint32_t result; |
---|
1470 | |
---|
1471 | __ASM volatile ("lda %0, %1" : "=r" (result) : "Q" (*ptr) ); |
---|
1472 | return(result); |
---|
1473 | } |
---|
1474 | |
---|
1475 | |
---|
1476 | /** |
---|
1477 | \brief Store-Release (8 bit) |
---|
1478 | \details Executes a STLB instruction for 8 bit values. |
---|
1479 | \param [in] value Value to store |
---|
1480 | \param [in] ptr Pointer to location |
---|
1481 | */ |
---|
1482 | __STATIC_FORCEINLINE void __STLB(uint8_t value, volatile uint8_t *ptr) |
---|
1483 | { |
---|
1484 | __ASM volatile ("stlb %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) ); |
---|
1485 | } |
---|
1486 | |
---|
1487 | |
---|
1488 | /** |
---|
1489 | \brief Store-Release (16 bit) |
---|
1490 | \details Executes a STLH instruction for 16 bit values. |
---|
1491 | \param [in] value Value to store |
---|
1492 | \param [in] ptr Pointer to location |
---|
1493 | */ |
---|
1494 | __STATIC_FORCEINLINE void __STLH(uint16_t value, volatile uint16_t *ptr) |
---|
1495 | { |
---|
1496 | __ASM volatile ("stlh %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) ); |
---|
1497 | } |
---|
1498 | |
---|
1499 | |
---|
1500 | /** |
---|
1501 | \brief Store-Release (32 bit) |
---|
1502 | \details Executes a STL instruction for 32 bit values. |
---|
1503 | \param [in] value Value to store |
---|
1504 | \param [in] ptr Pointer to location |
---|
1505 | */ |
---|
1506 | __STATIC_FORCEINLINE void __STL(uint32_t value, volatile uint32_t *ptr) |
---|
1507 | { |
---|
1508 | __ASM volatile ("stl %1, %0" : "=Q" (*ptr) : "r" ((uint32_t)value) ); |
---|
1509 | } |
---|
1510 | |
---|
1511 | |
---|
1512 | /** |
---|
1513 | \brief Load-Acquire Exclusive (8 bit) |
---|
1514 | \details Executes a LDAB exclusive instruction for 8 bit value. |
---|
1515 | \param [in] ptr Pointer to data |
---|
1516 | \return value of type uint8_t at (*ptr) |
---|
1517 | */ |
---|
1518 | __STATIC_FORCEINLINE uint8_t __LDAEXB(volatile uint8_t *ptr) |
---|
1519 | { |
---|
1520 | uint32_t result; |
---|
1521 | |
---|
1522 | __ASM volatile ("ldaexb %0, %1" : "=r" (result) : "Q" (*ptr) ); |
---|
1523 | return ((uint8_t) result); |
---|
1524 | } |
---|
1525 | |
---|
1526 | |
---|
1527 | /** |
---|
1528 | \brief Load-Acquire Exclusive (16 bit) |
---|
1529 | \details Executes a LDAH exclusive instruction for 16 bit values. |
---|
1530 | \param [in] ptr Pointer to data |
---|
1531 | \return value of type uint16_t at (*ptr) |
---|
1532 | */ |
---|
1533 | __STATIC_FORCEINLINE uint16_t __LDAEXH(volatile uint16_t *ptr) |
---|
1534 | { |
---|
1535 | uint32_t result; |
---|
1536 | |
---|
1537 | __ASM volatile ("ldaexh %0, %1" : "=r" (result) : "Q" (*ptr) ); |
---|
1538 | return ((uint16_t) result); |
---|
1539 | } |
---|
1540 | |
---|
1541 | |
---|
1542 | /** |
---|
1543 | \brief Load-Acquire Exclusive (32 bit) |
---|
1544 | \details Executes a LDA exclusive instruction for 32 bit values. |
---|
1545 | \param [in] ptr Pointer to data |
---|
1546 | \return value of type uint32_t at (*ptr) |
---|
1547 | */ |
---|
1548 | __STATIC_FORCEINLINE uint32_t __LDAEX(volatile uint32_t *ptr) |
---|
1549 | { |
---|
1550 | uint32_t result; |
---|
1551 | |
---|
1552 | __ASM volatile ("ldaex %0, %1" : "=r" (result) : "Q" (*ptr) ); |
---|
1553 | return(result); |
---|
1554 | } |
---|
1555 | |
---|
1556 | |
---|
1557 | /** |
---|
1558 | \brief Store-Release Exclusive (8 bit) |
---|
1559 | \details Executes a STLB exclusive instruction for 8 bit values. |
---|
1560 | \param [in] value Value to store |
---|
1561 | \param [in] ptr Pointer to location |
---|
1562 | \return 0 Function succeeded |
---|
1563 | \return 1 Function failed |
---|
1564 | */ |
---|
1565 | __STATIC_FORCEINLINE uint32_t __STLEXB(uint8_t value, volatile uint8_t *ptr) |
---|
1566 | { |
---|
1567 | uint32_t result; |
---|
1568 | |
---|
1569 | __ASM volatile ("stlexb %0, %2, %1" : "=&r" (result), "=Q" (*ptr) : "r" ((uint32_t)value) ); |
---|
1570 | return(result); |
---|
1571 | } |
---|
1572 | |
---|
1573 | |
---|
1574 | /** |
---|
1575 | \brief Store-Release Exclusive (16 bit) |
---|
1576 | \details Executes a STLH exclusive instruction for 16 bit values. |
---|
1577 | \param [in] value Value to store |
---|
1578 | \param [in] ptr Pointer to location |
---|
1579 | \return 0 Function succeeded |
---|
1580 | \return 1 Function failed |
---|
1581 | */ |
---|
1582 | __STATIC_FORCEINLINE uint32_t __STLEXH(uint16_t value, volatile uint16_t *ptr) |
---|
1583 | { |
---|
1584 | uint32_t result; |
---|
1585 | |
---|
1586 | __ASM volatile ("stlexh %0, %2, %1" : "=&r" (result), "=Q" (*ptr) : "r" ((uint32_t)value) ); |
---|
1587 | return(result); |
---|
1588 | } |
---|
1589 | |
---|
1590 | |
---|
1591 | /** |
---|
1592 | \brief Store-Release Exclusive (32 bit) |
---|
1593 | \details Executes a STL exclusive instruction for 32 bit values. |
---|
1594 | \param [in] value Value to store |
---|
1595 | \param [in] ptr Pointer to location |
---|
1596 | \return 0 Function succeeded |
---|
1597 | \return 1 Function failed |
---|
1598 | */ |
---|
1599 | __STATIC_FORCEINLINE uint32_t __STLEX(uint32_t value, volatile uint32_t *ptr) |
---|
1600 | { |
---|
1601 | uint32_t result; |
---|
1602 | |
---|
1603 | __ASM volatile ("stlex %0, %2, %1" : "=&r" (result), "=Q" (*ptr) : "r" ((uint32_t)value) ); |
---|
1604 | return(result); |
---|
1605 | } |
---|
1606 | |
---|
1607 | #endif /* ((defined (__ARM_ARCH_8M_MAIN__ ) && (__ARM_ARCH_8M_MAIN__ == 1)) || \ |
---|
1608 | (defined (__ARM_ARCH_8M_BASE__ ) && (__ARM_ARCH_8M_BASE__ == 1)) ) */ |
---|
1609 | |
---|
1610 | /*@}*/ /* end of group CMSIS_Core_InstructionInterface */ |
---|
1611 | |
---|
1612 | |
---|
1613 | /* ################### Compiler specific Intrinsics ########################### */ |
---|
1614 | /** \defgroup CMSIS_SIMD_intrinsics CMSIS SIMD Intrinsics |
---|
1615 | Access to dedicated SIMD instructions |
---|
1616 | @{ |
---|
1617 | */ |
---|
1618 | |
---|
1619 | #if (defined (__ARM_FEATURE_DSP) && (__ARM_FEATURE_DSP == 1)) |
---|
1620 | |
---|
1621 | __STATIC_FORCEINLINE uint32_t __SADD8(uint32_t op1, uint32_t op2) |
---|
1622 | { |
---|
1623 | uint32_t result; |
---|
1624 | |
---|
1625 | __ASM volatile ("sadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1626 | return(result); |
---|
1627 | } |
---|
1628 | |
---|
1629 | __STATIC_FORCEINLINE uint32_t __QADD8(uint32_t op1, uint32_t op2) |
---|
1630 | { |
---|
1631 | uint32_t result; |
---|
1632 | |
---|
1633 | __ASM volatile ("qadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1634 | return(result); |
---|
1635 | } |
---|
1636 | |
---|
1637 | __STATIC_FORCEINLINE uint32_t __SHADD8(uint32_t op1, uint32_t op2) |
---|
1638 | { |
---|
1639 | uint32_t result; |
---|
1640 | |
---|
1641 | __ASM volatile ("shadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1642 | return(result); |
---|
1643 | } |
---|
1644 | |
---|
1645 | __STATIC_FORCEINLINE uint32_t __UADD8(uint32_t op1, uint32_t op2) |
---|
1646 | { |
---|
1647 | uint32_t result; |
---|
1648 | |
---|
1649 | __ASM volatile ("uadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1650 | return(result); |
---|
1651 | } |
---|
1652 | |
---|
1653 | __STATIC_FORCEINLINE uint32_t __UQADD8(uint32_t op1, uint32_t op2) |
---|
1654 | { |
---|
1655 | uint32_t result; |
---|
1656 | |
---|
1657 | __ASM volatile ("uqadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1658 | return(result); |
---|
1659 | } |
---|
1660 | |
---|
1661 | __STATIC_FORCEINLINE uint32_t __UHADD8(uint32_t op1, uint32_t op2) |
---|
1662 | { |
---|
1663 | uint32_t result; |
---|
1664 | |
---|
1665 | __ASM volatile ("uhadd8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1666 | return(result); |
---|
1667 | } |
---|
1668 | |
---|
1669 | |
---|
1670 | __STATIC_FORCEINLINE uint32_t __SSUB8(uint32_t op1, uint32_t op2) |
---|
1671 | { |
---|
1672 | uint32_t result; |
---|
1673 | |
---|
1674 | __ASM volatile ("ssub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1675 | return(result); |
---|
1676 | } |
---|
1677 | |
---|
1678 | __STATIC_FORCEINLINE uint32_t __QSUB8(uint32_t op1, uint32_t op2) |
---|
1679 | { |
---|
1680 | uint32_t result; |
---|
1681 | |
---|
1682 | __ASM volatile ("qsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1683 | return(result); |
---|
1684 | } |
---|
1685 | |
---|
1686 | __STATIC_FORCEINLINE uint32_t __SHSUB8(uint32_t op1, uint32_t op2) |
---|
1687 | { |
---|
1688 | uint32_t result; |
---|
1689 | |
---|
1690 | __ASM volatile ("shsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1691 | return(result); |
---|
1692 | } |
---|
1693 | |
---|
1694 | __STATIC_FORCEINLINE uint32_t __USUB8(uint32_t op1, uint32_t op2) |
---|
1695 | { |
---|
1696 | uint32_t result; |
---|
1697 | |
---|
1698 | __ASM volatile ("usub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1699 | return(result); |
---|
1700 | } |
---|
1701 | |
---|
1702 | __STATIC_FORCEINLINE uint32_t __UQSUB8(uint32_t op1, uint32_t op2) |
---|
1703 | { |
---|
1704 | uint32_t result; |
---|
1705 | |
---|
1706 | __ASM volatile ("uqsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1707 | return(result); |
---|
1708 | } |
---|
1709 | |
---|
1710 | __STATIC_FORCEINLINE uint32_t __UHSUB8(uint32_t op1, uint32_t op2) |
---|
1711 | { |
---|
1712 | uint32_t result; |
---|
1713 | |
---|
1714 | __ASM volatile ("uhsub8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1715 | return(result); |
---|
1716 | } |
---|
1717 | |
---|
1718 | |
---|
1719 | __STATIC_FORCEINLINE uint32_t __SADD16(uint32_t op1, uint32_t op2) |
---|
1720 | { |
---|
1721 | uint32_t result; |
---|
1722 | |
---|
1723 | __ASM volatile ("sadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1724 | return(result); |
---|
1725 | } |
---|
1726 | |
---|
1727 | __STATIC_FORCEINLINE uint32_t __QADD16(uint32_t op1, uint32_t op2) |
---|
1728 | { |
---|
1729 | uint32_t result; |
---|
1730 | |
---|
1731 | __ASM volatile ("qadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1732 | return(result); |
---|
1733 | } |
---|
1734 | |
---|
1735 | __STATIC_FORCEINLINE uint32_t __SHADD16(uint32_t op1, uint32_t op2) |
---|
1736 | { |
---|
1737 | uint32_t result; |
---|
1738 | |
---|
1739 | __ASM volatile ("shadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1740 | return(result); |
---|
1741 | } |
---|
1742 | |
---|
1743 | __STATIC_FORCEINLINE uint32_t __UADD16(uint32_t op1, uint32_t op2) |
---|
1744 | { |
---|
1745 | uint32_t result; |
---|
1746 | |
---|
1747 | __ASM volatile ("uadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1748 | return(result); |
---|
1749 | } |
---|
1750 | |
---|
1751 | __STATIC_FORCEINLINE uint32_t __UQADD16(uint32_t op1, uint32_t op2) |
---|
1752 | { |
---|
1753 | uint32_t result; |
---|
1754 | |
---|
1755 | __ASM volatile ("uqadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1756 | return(result); |
---|
1757 | } |
---|
1758 | |
---|
1759 | __STATIC_FORCEINLINE uint32_t __UHADD16(uint32_t op1, uint32_t op2) |
---|
1760 | { |
---|
1761 | uint32_t result; |
---|
1762 | |
---|
1763 | __ASM volatile ("uhadd16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1764 | return(result); |
---|
1765 | } |
---|
1766 | |
---|
1767 | __STATIC_FORCEINLINE uint32_t __SSUB16(uint32_t op1, uint32_t op2) |
---|
1768 | { |
---|
1769 | uint32_t result; |
---|
1770 | |
---|
1771 | __ASM volatile ("ssub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1772 | return(result); |
---|
1773 | } |
---|
1774 | |
---|
1775 | __STATIC_FORCEINLINE uint32_t __QSUB16(uint32_t op1, uint32_t op2) |
---|
1776 | { |
---|
1777 | uint32_t result; |
---|
1778 | |
---|
1779 | __ASM volatile ("qsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1780 | return(result); |
---|
1781 | } |
---|
1782 | |
---|
1783 | __STATIC_FORCEINLINE uint32_t __SHSUB16(uint32_t op1, uint32_t op2) |
---|
1784 | { |
---|
1785 | uint32_t result; |
---|
1786 | |
---|
1787 | __ASM volatile ("shsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1788 | return(result); |
---|
1789 | } |
---|
1790 | |
---|
1791 | __STATIC_FORCEINLINE uint32_t __USUB16(uint32_t op1, uint32_t op2) |
---|
1792 | { |
---|
1793 | uint32_t result; |
---|
1794 | |
---|
1795 | __ASM volatile ("usub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1796 | return(result); |
---|
1797 | } |
---|
1798 | |
---|
1799 | __STATIC_FORCEINLINE uint32_t __UQSUB16(uint32_t op1, uint32_t op2) |
---|
1800 | { |
---|
1801 | uint32_t result; |
---|
1802 | |
---|
1803 | __ASM volatile ("uqsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1804 | return(result); |
---|
1805 | } |
---|
1806 | |
---|
1807 | __STATIC_FORCEINLINE uint32_t __UHSUB16(uint32_t op1, uint32_t op2) |
---|
1808 | { |
---|
1809 | uint32_t result; |
---|
1810 | |
---|
1811 | __ASM volatile ("uhsub16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1812 | return(result); |
---|
1813 | } |
---|
1814 | |
---|
1815 | __STATIC_FORCEINLINE uint32_t __SASX(uint32_t op1, uint32_t op2) |
---|
1816 | { |
---|
1817 | uint32_t result; |
---|
1818 | |
---|
1819 | __ASM volatile ("sasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1820 | return(result); |
---|
1821 | } |
---|
1822 | |
---|
1823 | __STATIC_FORCEINLINE uint32_t __QASX(uint32_t op1, uint32_t op2) |
---|
1824 | { |
---|
1825 | uint32_t result; |
---|
1826 | |
---|
1827 | __ASM volatile ("qasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1828 | return(result); |
---|
1829 | } |
---|
1830 | |
---|
1831 | __STATIC_FORCEINLINE uint32_t __SHASX(uint32_t op1, uint32_t op2) |
---|
1832 | { |
---|
1833 | uint32_t result; |
---|
1834 | |
---|
1835 | __ASM volatile ("shasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1836 | return(result); |
---|
1837 | } |
---|
1838 | |
---|
1839 | __STATIC_FORCEINLINE uint32_t __UASX(uint32_t op1, uint32_t op2) |
---|
1840 | { |
---|
1841 | uint32_t result; |
---|
1842 | |
---|
1843 | __ASM volatile ("uasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1844 | return(result); |
---|
1845 | } |
---|
1846 | |
---|
1847 | __STATIC_FORCEINLINE uint32_t __UQASX(uint32_t op1, uint32_t op2) |
---|
1848 | { |
---|
1849 | uint32_t result; |
---|
1850 | |
---|
1851 | __ASM volatile ("uqasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1852 | return(result); |
---|
1853 | } |
---|
1854 | |
---|
1855 | __STATIC_FORCEINLINE uint32_t __UHASX(uint32_t op1, uint32_t op2) |
---|
1856 | { |
---|
1857 | uint32_t result; |
---|
1858 | |
---|
1859 | __ASM volatile ("uhasx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1860 | return(result); |
---|
1861 | } |
---|
1862 | |
---|
1863 | __STATIC_FORCEINLINE uint32_t __SSAX(uint32_t op1, uint32_t op2) |
---|
1864 | { |
---|
1865 | uint32_t result; |
---|
1866 | |
---|
1867 | __ASM volatile ("ssax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1868 | return(result); |
---|
1869 | } |
---|
1870 | |
---|
1871 | __STATIC_FORCEINLINE uint32_t __QSAX(uint32_t op1, uint32_t op2) |
---|
1872 | { |
---|
1873 | uint32_t result; |
---|
1874 | |
---|
1875 | __ASM volatile ("qsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1876 | return(result); |
---|
1877 | } |
---|
1878 | |
---|
1879 | __STATIC_FORCEINLINE uint32_t __SHSAX(uint32_t op1, uint32_t op2) |
---|
1880 | { |
---|
1881 | uint32_t result; |
---|
1882 | |
---|
1883 | __ASM volatile ("shsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1884 | return(result); |
---|
1885 | } |
---|
1886 | |
---|
1887 | __STATIC_FORCEINLINE uint32_t __USAX(uint32_t op1, uint32_t op2) |
---|
1888 | { |
---|
1889 | uint32_t result; |
---|
1890 | |
---|
1891 | __ASM volatile ("usax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1892 | return(result); |
---|
1893 | } |
---|
1894 | |
---|
1895 | __STATIC_FORCEINLINE uint32_t __UQSAX(uint32_t op1, uint32_t op2) |
---|
1896 | { |
---|
1897 | uint32_t result; |
---|
1898 | |
---|
1899 | __ASM volatile ("uqsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1900 | return(result); |
---|
1901 | } |
---|
1902 | |
---|
1903 | __STATIC_FORCEINLINE uint32_t __UHSAX(uint32_t op1, uint32_t op2) |
---|
1904 | { |
---|
1905 | uint32_t result; |
---|
1906 | |
---|
1907 | __ASM volatile ("uhsax %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1908 | return(result); |
---|
1909 | } |
---|
1910 | |
---|
1911 | __STATIC_FORCEINLINE uint32_t __USAD8(uint32_t op1, uint32_t op2) |
---|
1912 | { |
---|
1913 | uint32_t result; |
---|
1914 | |
---|
1915 | __ASM volatile ("usad8 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1916 | return(result); |
---|
1917 | } |
---|
1918 | |
---|
1919 | __STATIC_FORCEINLINE uint32_t __USADA8(uint32_t op1, uint32_t op2, uint32_t op3) |
---|
1920 | { |
---|
1921 | uint32_t result; |
---|
1922 | |
---|
1923 | __ASM volatile ("usada8 %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) ); |
---|
1924 | return(result); |
---|
1925 | } |
---|
1926 | |
---|
1927 | #define __SSAT16(ARG1,ARG2) \ |
---|
1928 | ({ \ |
---|
1929 | int32_t __RES, __ARG1 = (ARG1); \ |
---|
1930 | __ASM ("ssat16 %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \ |
---|
1931 | __RES; \ |
---|
1932 | }) |
---|
1933 | |
---|
1934 | #define __USAT16(ARG1,ARG2) \ |
---|
1935 | ({ \ |
---|
1936 | uint32_t __RES, __ARG1 = (ARG1); \ |
---|
1937 | __ASM ("usat16 %0, %1, %2" : "=r" (__RES) : "I" (ARG2), "r" (__ARG1) ); \ |
---|
1938 | __RES; \ |
---|
1939 | }) |
---|
1940 | |
---|
1941 | __STATIC_FORCEINLINE uint32_t __UXTB16(uint32_t op1) |
---|
1942 | { |
---|
1943 | uint32_t result; |
---|
1944 | |
---|
1945 | __ASM volatile ("uxtb16 %0, %1" : "=r" (result) : "r" (op1)); |
---|
1946 | return(result); |
---|
1947 | } |
---|
1948 | |
---|
1949 | __STATIC_FORCEINLINE uint32_t __UXTAB16(uint32_t op1, uint32_t op2) |
---|
1950 | { |
---|
1951 | uint32_t result; |
---|
1952 | |
---|
1953 | __ASM volatile ("uxtab16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1954 | return(result); |
---|
1955 | } |
---|
1956 | |
---|
1957 | __STATIC_FORCEINLINE uint32_t __SXTB16(uint32_t op1) |
---|
1958 | { |
---|
1959 | uint32_t result; |
---|
1960 | |
---|
1961 | __ASM volatile ("sxtb16 %0, %1" : "=r" (result) : "r" (op1)); |
---|
1962 | return(result); |
---|
1963 | } |
---|
1964 | |
---|
1965 | __STATIC_FORCEINLINE uint32_t __SXTAB16(uint32_t op1, uint32_t op2) |
---|
1966 | { |
---|
1967 | uint32_t result; |
---|
1968 | |
---|
1969 | __ASM volatile ("sxtab16 %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1970 | return(result); |
---|
1971 | } |
---|
1972 | |
---|
1973 | __STATIC_FORCEINLINE uint32_t __SMUAD (uint32_t op1, uint32_t op2) |
---|
1974 | { |
---|
1975 | uint32_t result; |
---|
1976 | |
---|
1977 | __ASM volatile ("smuad %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1978 | return(result); |
---|
1979 | } |
---|
1980 | |
---|
1981 | __STATIC_FORCEINLINE uint32_t __SMUADX (uint32_t op1, uint32_t op2) |
---|
1982 | { |
---|
1983 | uint32_t result; |
---|
1984 | |
---|
1985 | __ASM volatile ("smuadx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
1986 | return(result); |
---|
1987 | } |
---|
1988 | |
---|
1989 | __STATIC_FORCEINLINE uint32_t __SMLAD (uint32_t op1, uint32_t op2, uint32_t op3) |
---|
1990 | { |
---|
1991 | uint32_t result; |
---|
1992 | |
---|
1993 | __ASM volatile ("smlad %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) ); |
---|
1994 | return(result); |
---|
1995 | } |
---|
1996 | |
---|
1997 | __STATIC_FORCEINLINE uint32_t __SMLADX (uint32_t op1, uint32_t op2, uint32_t op3) |
---|
1998 | { |
---|
1999 | uint32_t result; |
---|
2000 | |
---|
2001 | __ASM volatile ("smladx %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) ); |
---|
2002 | return(result); |
---|
2003 | } |
---|
2004 | |
---|
2005 | __STATIC_FORCEINLINE uint64_t __SMLALD (uint32_t op1, uint32_t op2, uint64_t acc) |
---|
2006 | { |
---|
2007 | union llreg_u{ |
---|
2008 | uint32_t w32[2]; |
---|
2009 | uint64_t w64; |
---|
2010 | } llr; |
---|
2011 | llr.w64 = acc; |
---|
2012 | |
---|
2013 | #ifndef __ARMEB__ /* Little endian */ |
---|
2014 | __ASM volatile ("smlald %0, %1, %2, %3" : "=r" (llr.w32[0]), "=r" (llr.w32[1]): "r" (op1), "r" (op2) , "0" (llr.w32[0]), "1" (llr.w32[1]) ); |
---|
2015 | #else /* Big endian */ |
---|
2016 | __ASM volatile ("smlald %0, %1, %2, %3" : "=r" (llr.w32[1]), "=r" (llr.w32[0]): "r" (op1), "r" (op2) , "0" (llr.w32[1]), "1" (llr.w32[0]) ); |
---|
2017 | #endif |
---|
2018 | |
---|
2019 | return(llr.w64); |
---|
2020 | } |
---|
2021 | |
---|
2022 | __STATIC_FORCEINLINE uint64_t __SMLALDX (uint32_t op1, uint32_t op2, uint64_t acc) |
---|
2023 | { |
---|
2024 | union llreg_u{ |
---|
2025 | uint32_t w32[2]; |
---|
2026 | uint64_t w64; |
---|
2027 | } llr; |
---|
2028 | llr.w64 = acc; |
---|
2029 | |
---|
2030 | #ifndef __ARMEB__ /* Little endian */ |
---|
2031 | __ASM volatile ("smlaldx %0, %1, %2, %3" : "=r" (llr.w32[0]), "=r" (llr.w32[1]): "r" (op1), "r" (op2) , "0" (llr.w32[0]), "1" (llr.w32[1]) ); |
---|
2032 | #else /* Big endian */ |
---|
2033 | __ASM volatile ("smlaldx %0, %1, %2, %3" : "=r" (llr.w32[1]), "=r" (llr.w32[0]): "r" (op1), "r" (op2) , "0" (llr.w32[1]), "1" (llr.w32[0]) ); |
---|
2034 | #endif |
---|
2035 | |
---|
2036 | return(llr.w64); |
---|
2037 | } |
---|
2038 | |
---|
2039 | __STATIC_FORCEINLINE uint32_t __SMUSD (uint32_t op1, uint32_t op2) |
---|
2040 | { |
---|
2041 | uint32_t result; |
---|
2042 | |
---|
2043 | __ASM volatile ("smusd %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
2044 | return(result); |
---|
2045 | } |
---|
2046 | |
---|
2047 | __STATIC_FORCEINLINE uint32_t __SMUSDX (uint32_t op1, uint32_t op2) |
---|
2048 | { |
---|
2049 | uint32_t result; |
---|
2050 | |
---|
2051 | __ASM volatile ("smusdx %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
2052 | return(result); |
---|
2053 | } |
---|
2054 | |
---|
2055 | __STATIC_FORCEINLINE uint32_t __SMLSD (uint32_t op1, uint32_t op2, uint32_t op3) |
---|
2056 | { |
---|
2057 | uint32_t result; |
---|
2058 | |
---|
2059 | __ASM volatile ("smlsd %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) ); |
---|
2060 | return(result); |
---|
2061 | } |
---|
2062 | |
---|
2063 | __STATIC_FORCEINLINE uint32_t __SMLSDX (uint32_t op1, uint32_t op2, uint32_t op3) |
---|
2064 | { |
---|
2065 | uint32_t result; |
---|
2066 | |
---|
2067 | __ASM volatile ("smlsdx %0, %1, %2, %3" : "=r" (result) : "r" (op1), "r" (op2), "r" (op3) ); |
---|
2068 | return(result); |
---|
2069 | } |
---|
2070 | |
---|
2071 | __STATIC_FORCEINLINE uint64_t __SMLSLD (uint32_t op1, uint32_t op2, uint64_t acc) |
---|
2072 | { |
---|
2073 | union llreg_u{ |
---|
2074 | uint32_t w32[2]; |
---|
2075 | uint64_t w64; |
---|
2076 | } llr; |
---|
2077 | llr.w64 = acc; |
---|
2078 | |
---|
2079 | #ifndef __ARMEB__ /* Little endian */ |
---|
2080 | __ASM volatile ("smlsld %0, %1, %2, %3" : "=r" (llr.w32[0]), "=r" (llr.w32[1]): "r" (op1), "r" (op2) , "0" (llr.w32[0]), "1" (llr.w32[1]) ); |
---|
2081 | #else /* Big endian */ |
---|
2082 | __ASM volatile ("smlsld %0, %1, %2, %3" : "=r" (llr.w32[1]), "=r" (llr.w32[0]): "r" (op1), "r" (op2) , "0" (llr.w32[1]), "1" (llr.w32[0]) ); |
---|
2083 | #endif |
---|
2084 | |
---|
2085 | return(llr.w64); |
---|
2086 | } |
---|
2087 | |
---|
2088 | __STATIC_FORCEINLINE uint64_t __SMLSLDX (uint32_t op1, uint32_t op2, uint64_t acc) |
---|
2089 | { |
---|
2090 | union llreg_u{ |
---|
2091 | uint32_t w32[2]; |
---|
2092 | uint64_t w64; |
---|
2093 | } llr; |
---|
2094 | llr.w64 = acc; |
---|
2095 | |
---|
2096 | #ifndef __ARMEB__ /* Little endian */ |
---|
2097 | __ASM volatile ("smlsldx %0, %1, %2, %3" : "=r" (llr.w32[0]), "=r" (llr.w32[1]): "r" (op1), "r" (op2) , "0" (llr.w32[0]), "1" (llr.w32[1]) ); |
---|
2098 | #else /* Big endian */ |
---|
2099 | __ASM volatile ("smlsldx %0, %1, %2, %3" : "=r" (llr.w32[1]), "=r" (llr.w32[0]): "r" (op1), "r" (op2) , "0" (llr.w32[1]), "1" (llr.w32[0]) ); |
---|
2100 | #endif |
---|
2101 | |
---|
2102 | return(llr.w64); |
---|
2103 | } |
---|
2104 | |
---|
2105 | __STATIC_FORCEINLINE uint32_t __SEL (uint32_t op1, uint32_t op2) |
---|
2106 | { |
---|
2107 | uint32_t result; |
---|
2108 | |
---|
2109 | __ASM volatile ("sel %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
2110 | return(result); |
---|
2111 | } |
---|
2112 | |
---|
2113 | __STATIC_FORCEINLINE int32_t __QADD( int32_t op1, int32_t op2) |
---|
2114 | { |
---|
2115 | int32_t result; |
---|
2116 | |
---|
2117 | __ASM volatile ("qadd %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
2118 | return(result); |
---|
2119 | } |
---|
2120 | |
---|
2121 | __STATIC_FORCEINLINE int32_t __QSUB( int32_t op1, int32_t op2) |
---|
2122 | { |
---|
2123 | int32_t result; |
---|
2124 | |
---|
2125 | __ASM volatile ("qsub %0, %1, %2" : "=r" (result) : "r" (op1), "r" (op2) ); |
---|
2126 | return(result); |
---|
2127 | } |
---|
2128 | |
---|
2129 | #if 0 |
---|
2130 | #define __PKHBT(ARG1,ARG2,ARG3) \ |
---|
2131 | ({ \ |
---|
2132 | uint32_t __RES, __ARG1 = (ARG1), __ARG2 = (ARG2); \ |
---|
2133 | __ASM ("pkhbt %0, %1, %2, lsl %3" : "=r" (__RES) : "r" (__ARG1), "r" (__ARG2), "I" (ARG3) ); \ |
---|
2134 | __RES; \ |
---|
2135 | }) |
---|
2136 | |
---|
2137 | #define __PKHTB(ARG1,ARG2,ARG3) \ |
---|
2138 | ({ \ |
---|
2139 | uint32_t __RES, __ARG1 = (ARG1), __ARG2 = (ARG2); \ |
---|
2140 | if (ARG3 == 0) \ |
---|
2141 | __ASM ("pkhtb %0, %1, %2" : "=r" (__RES) : "r" (__ARG1), "r" (__ARG2) ); \ |
---|
2142 | else \ |
---|
2143 | __ASM ("pkhtb %0, %1, %2, asr %3" : "=r" (__RES) : "r" (__ARG1), "r" (__ARG2), "I" (ARG3) ); \ |
---|
2144 | __RES; \ |
---|
2145 | }) |
---|
2146 | #endif |
---|
2147 | |
---|
2148 | #define __PKHBT(ARG1,ARG2,ARG3) ( ((((uint32_t)(ARG1)) ) & 0x0000FFFFUL) | \ |
---|
2149 | ((((uint32_t)(ARG2)) << (ARG3)) & 0xFFFF0000UL) ) |
---|
2150 | |
---|
2151 | #define __PKHTB(ARG1,ARG2,ARG3) ( ((((uint32_t)(ARG1)) ) & 0xFFFF0000UL) | \ |
---|
2152 | ((((uint32_t)(ARG2)) >> (ARG3)) & 0x0000FFFFUL) ) |
---|
2153 | |
---|
2154 | __STATIC_FORCEINLINE int32_t __SMMLA (int32_t op1, int32_t op2, int32_t op3) |
---|
2155 | { |
---|
2156 | int32_t result; |
---|
2157 | |
---|
2158 | __ASM volatile ("smmla %0, %1, %2, %3" : "=r" (result): "r" (op1), "r" (op2), "r" (op3) ); |
---|
2159 | return(result); |
---|
2160 | } |
---|
2161 | |
---|
2162 | #endif /* (__ARM_FEATURE_DSP == 1) */ |
---|
2163 | /*@} end of group CMSIS_SIMD_intrinsics */ |
---|
2164 | |
---|
2165 | |
---|
2166 | #pragma GCC diagnostic pop |
---|
2167 | |
---|
2168 | #endif /* __CMSIS_GCC_H */ |
---|