libc/include/llvm-libc-macros/stdfix-macros.h

   1 //===-- Definitions from stdfix.h -----------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #ifndef LLVM_LIBC_MACROS_STDFIX_MACROS_H
  10 #define LLVM_LIBC_MACROS_STDFIX_MACROS_H
  11
  12 #ifdef __FRACT_FBIT__
  13 // _Fract and _Accum types are available
  14 #define LIBC_COMPILER_HAS_FIXED_POINT
  15 #endif // __FRACT_FBIT__
  16
  17 #ifdef LIBC_COMPILER_HAS_FIXED_POINT
  18
  19 #define fract _Fract
  20 #define accum _Accum
  21 #define sat _Sat
  22
  23 // Default values: from ISO/IEC TR 18037:2008 standard - Annex A.3 - Typical
  24 // desktop processor.
  25
  26 #ifdef __SFRACT_FBIT__
  27 #define SFRACT_FBIT __SFRACT_FBIT__
  28 #else
  29 #define SFRACT_FBIT 7
  30 #endif // SFRACT_FBIT
  31
  32 #ifdef __SFRACT_MIN__
  33 #define SFRACT_MIN __SFRACT_MIN__
  34 #else
  35 #define SFRACT_MIN (-0.5HR - 0.5HR)
  36 #endif // SFRACT_MIN
  37
  38 #ifdef __SFRACT_MAX__
  39 #define SFRACT_MAX __SFRACT_MAX__
  40 #else
  41 #define SFRACT_MAX 0x1.FCp-1HR
  42 #endif // SFRACT_MAX
  43
  44 #ifdef __SFRACT_EPSILON__
  45 #define SFRACT_EPSILON __SFRACT_EPSILON__
  46 #else
  47 #define SFRACT_EPSILON 0x1.0p-7HR
  48 #endif // SFRACT_EPSILON
  49
  50 #ifdef __USFRACT_FBIT__
  51 #define USFRACT_FBIT __USFRACT_FBIT__
  52 #else
  53 #define USFRACT_FBIT 8
  54 #endif // USFRACT_FBIT
  55
  56 #define USFRACT_MIN 0.0UHR
  57
  58 #ifdef __USFRACT_MAX__
  59 #define USFRACT_MAX __USFRACT_MAX__
  60 #else
  61 #define USFRACT_MAX 0x1.FEp-1UHR
  62 #endif // USFRACT_MAX
  63
  64 #ifdef __USFRACT_EPSILON__
  65 #define USFRACT_EPSILON __USFRACT_EPSILON__
  66 #else
  67 #define USFRACT_EPSILON 0x1.0p-8UHR
  68 #endif // USFRACT_EPSILON
  69
  70 #ifdef __FRACT_FBIT__
  71 #define FRACT_FBIT __FRACT_FBIT__
  72 #else
  73 #define FRACT_FBIT 15
  74 #endif // FRACT_FBIT
  75
  76 #ifdef __FRACT_MIN__
  77 #define FRACT_MIN __FRACT_MIN__
  78 #else
  79 #define FRACT_MIN (-0.5R - 0.5R)
  80 #endif // FRACT_MIN
  81
  82 #ifdef __FRACT_MAX__
  83 #define FRACT_MAX __FRACT_MAX__
  84 #else
  85 #define FRACT_MAX 0x1.FFFCp-1R
  86 #endif // FRACT_MAX
  87
  88 #ifdef __FRACT_EPSILON__
  89 #define FRACT_EPSILON __FRACT_EPSILON__
  90 #else
  91 #define FRACT_EPSILON 0x1.0p-15R
  92 #endif // FRACT_EPSILON
  93
  94 #ifdef __UFRACT_FBIT__
  95 #define UFRACT_FBIT __UFRACT_FBIT__
  96 #else
  97 #define UFRACT_FBIT 16
  98 #endif // UFRACT_FBIT
  99
 100 #define UFRACT_MIN 0.0UR
 101
 102 #ifdef __UFRACT_MAX__
 103 #define UFRACT_MAX __UFRACT_MAX__
 104 #else
 105 #define UFRACT_MAX 0x1.FFFEp-1UR
 106 #endif // UFRACT_MAX
 107
 108 #ifdef __UFRACT_EPSILON__
 109 #define UFRACT_EPSILON __UFRACT_EPSILON__
 110 #else
 111 #define UFRACT_EPSILON 0x1.0p-16UR
 112 #endif // UFRACT_EPSILON
 113
 114 #ifdef __LFRACT_FBIT__
 115 #define LFRACT_FBIT __LFRACT_FBIT__
 116 #else
 117 #define LFRACT_FBIT 31
 118 #endif // LFRACT_FBIT
 119
 120 #ifdef __LFRACT_MIN__
 121 #define LFRACT_MIN __LFRACT_MIN__
 122 #else
 123 #define LFRACT_MIN (-0.5LR - 0.5LR)
 124 #endif // LFRACT_MIN
 125
 126 #ifdef __LFRACT_MAX__
 127 #define LFRACT_MAX __LFRACT_MAX__
 128 #else
 129 #define LFRACT_MAX 0x1.FFFFFFFCp-1LR
 130 #endif // LFRACT_MAX
 131
 132 #ifdef __LFRACT_EPSILON__
 133 #define LFRACT_EPSILON __LFRACT_EPSILON__
 134 #else
 135 #define LFRACT_EPSILON 0x1.0p-31LR
 136 #endif // LFRACT_EPSILON
 137
 138 #ifdef __ULFRACT_FBIT__
 139 #define ULFRACT_FBIT __ULFRACT_FBIT__
 140 #else
 141 #define ULFRACT_FBIT 32
 142 #endif // ULFRACT_FBIT
 143
 144 #define ULFRACT_MIN 0.0ULR
 145
 146 #ifdef __ULFRACT_MAX__
 147 #define ULFRACT_MAX __ULFRACT_MAX__
 148 #else
 149 #define ULFRACT_MAX 0x1.FFFFFFFEp-1ULR
 150 #endif // ULFRACT_MAX
 151
 152 #ifdef __ULFRACT_EPSILON__
 153 #define ULFRACT_EPSILON __ULFRACT_EPSILON__
 154 #else
 155 #define ULFRACT_EPSILON 0x1.0p-32ULR
 156 #endif // ULFRACT_EPSILON
 157
 158 #ifdef __SACCUM_FBIT__
 159 #define SACCUM_FBIT __SACCUM_FBIT__
 160 #else
 161 #define SACCUM_FBIT 7
 162 #endif // SACCUM_FBIT
 163
 164 #ifdef __SACCUM_IBIT__
 165 #define SACCUM_IBIT __SACCUM_IBIT__
 166 #else
 167 #define SACCUM_IBIT 8
 168 #endif // SACCUM_IBIT
 169
 170 #ifdef __SACCUM_MIN__
 171 #define SACCUM_MIN __SACCUM_MIN__
 172 #else
 173 #define SACCUM_MIN (-0x1.0p+7HK - 0x1.0p+7HK)
 174 #endif // SACCUM_MIN
 175
 176 #ifdef __SACCUM_MAX__
 177 #define SACCUM_MAX __SACCUM_MAX__
 178 #else
 179 #define SACCUM_MAX 0x1.FFFCp+7HK
 180 #endif // SACCUM_MAX
 181
 182 #ifdef __SACCUM_EPSILON__
 183 #define SACCUM_EPSILON __SACCUM_EPSILON__
 184 #else
 185 #define SACCUM_EPSILON 0x1.0p-7HK
 186 #endif // SACCUM_EPSILON
 187
 188 #ifdef __USACCUM_FBIT__
 189 #define USACCUM_FBIT __USACCUM_FBIT__
 190 #else
 191 #define USACCUM_FBIT 8
 192 #endif // USACCUM_FBIT
 193
 194 #ifdef __USACCUM_IBIT__
 195 #define USACCUM_IBIT __USACCUM_IBIT__
 196 #else
 197 #define USACCUM_IBIT 8
 198 #endif // USACCUM_IBIT
 199
 200 #define USACCUM_MIN 0.0UHK
 201
 202 #ifdef __USACCUM_MAX__
 203 #define USACCUM_MAX __USACCUM_MAX__
 204 #else
 205 #define USACCUM_MAX 0x1.FFFEp+7UHK
 206 #endif // USACCUM_MAX
 207
 208 #ifdef __USACCUM_EPSILON__
 209 #define USACCUM_EPSILON __USACCUM_EPSILON__
 210 #else
 211 #define USACCUM_EPSILON 0x1.0p-8UHK
 212 #endif // USACCUM_EPSILON
 213
 214 #ifdef __ACCUM_FBIT__
 215 #define ACCUM_FBIT __ACCUM_FBIT__
 216 #else
 217 #define ACCUM_FBIT 15
 218 #endif // ACCUM_FBIT
 219
 220 #ifdef __ACCUM_IBIT__
 221 #define ACCUM_IBIT __ACCUM_IBIT__
 222 #else
 223 #define ACCUM_IBIT 16
 224 #endif // ACCUM_IBIT
 225
 226 #ifdef __ACCUM_MIN__
 227 #define ACCUM_MIN __ACCUM_MIN__
 228 #else
 229 #define ACCUM_MIN (-0x1.0p+15K - 0x1.0p+15K)
 230 #endif // ACCUM_MIN
 231
 232 #ifdef __ACCUM_MAX__
 233 #define ACCUM_MAX __ACCUM_MAX__
 234 #else
 235 #define ACCUM_MAX 0x1.FFFFFFFCp+15K
 236 #endif // ACCUM_MAX
 237
 238 #ifdef __ACCUM_EPSILON__
 239 #define ACCUM_EPSILON __ACCUM_EPSILON__
 240 #else
 241 #define ACCUM_EPSILON 0x1.0p-15K
 242 #endif // ACCUM_EPSILON
 243
 244 #ifdef __UACCUM_FBIT__
 245 #define UACCUM_FBIT __UACCUM_FBIT__
 246 #else
 247 #define UACCUM_FBIT 16
 248 #endif // UACCUM_FBIT
 249
 250 #ifdef __UACCUM_IBIT__
 251 #define UACCUM_IBIT __UACCUM_IBIT__
 252 #else
 253 #define UACCUM_IBIT 16
 254 #endif // UACCUM_IBIT
 255
 256 #define UACCUM_MIN 0.0UK
 257
 258 #ifdef __UACCUM_MAX__
 259 #define UACCUM_MAX __UACCUM_MAX__
 260 #else
 261 #define UACCUM_MAX 0x1.FFFFFFFEp+15UK
 262 #endif // UACCUM_MAX
 263
 264 #ifdef __UACCUM_EPSILON__
 265 #define UACCUM_EPSILON __UACCUM_EPSILON__
 266 #else
 267 #define UACCUM_EPSILON 0x1.0p-16UK
 268 #endif // UACCUM_EPSILON
 269
 270 #ifdef __LACCUM_FBIT__
 271 #define LACCUM_FBIT __LACCUM_FBIT__
 272 #else
 273 #define LACCUM_FBIT 31
 274 #endif // LACCUM_FBIT
 275
 276 #ifdef __LACCUM_IBIT__
 277 #define LACCUM_IBIT __LACCUM_IBIT__
 278 #else
 279 #define LACCUM_IBIT 32
 280 #endif // LACCUM_IBIT
 281
 282 #ifdef __LACCUM_MIN__
 283 #define LACCUM_MIN __LACCUM_MIN__
 284 #else
 285 #define LACCUM_MIN (-0x1.0p+31LK - 0x1.0p+31LK)
 286 #endif // LACCUM_MIN
 287
 288 #ifdef __LACCUM_MAX__
 289 #define LACCUM_MAX __LACCUM_MAX__
 290 #else
 291 #define LACCUM_MAX 0x1.FFFFFFFFFFFFFFFCp+31LK
 292 #endif // LACCUM_MAX
 293
 294 #ifdef __LACCUM_EPSILON__
 295 #define LACCUM_EPSILON __LACCUM_EPSILON__
 296 #else
 297 #define LACCUM_EPSILON 0x1.0p-31LK
 298 #endif // LACCUM_EPSILON
 299
 300 #ifdef __ULACCUM_FBIT__
 301 #define ULACCUM_FBIT __ULACCUM_FBIT__
 302 #else
 303 #define ULACCUM_FBIT 32
 304 #endif // ULACCUM_FBIT
 305
 306 #ifdef __ULACCUM_IBIT__
 307 #define ULACCUM_IBIT __ULACCUM_IBIT__
 308 #else
 309 #define ULACCUM_IBIT 32
 310 #endif // ULACCUM_IBIT
 311
 312 #define ULACCUM_MIN 0.0ULK
 313
 314 #ifdef __ULACCUM_MAX__
 315 #define ULACCUM_MAX __ULACCUM_MAX__
 316 #else
 317 #define ULACCUM_MAX 0x1.FFFFFFFFFFFFFFFEp+31ULK
 318 #endif // ULACCUM_MAX
 319
 320 #ifdef __ULACCUM_EPSILON__
 321 #define ULACCUM_EPSILON __ULACCUM_EPSILON__
 322 #else
 323 #define ULACCUM_EPSILON 0x1.0p-32ULK
 324 #endif // ULACCUM_EPSILON
 325
 326 #endif // LIBC_COMPILER_HAS_FIXED_POINT
 327
 328 #endif // LLVM_LIBC_MACROS_STDFIX_MACROS_H