1 //===---------------------------- libunwind.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 // Compatible with libunwind API documented at: 9 // http://www.nongnu.org/libunwind/man/libunwind(3).html 10 // 11 //===----------------------------------------------------------------------===// 12 13 #ifndef __LIBUNWIND__ 14 #define __LIBUNWIND__ 15 16 #include <__libunwind_config.h> 17 18 #include <stdint.h> 19 #include <stddef.h> 20 21 #ifdef __APPLE__ 22 #if __clang__ 23 #if __has_include(<Availability.h>) 24 #include <Availability.h> 25 #endif 26 #elif __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1050 27 #include <Availability.h> 28 #endif 29 30 #ifdef __arm__ 31 #define LIBUNWIND_AVAIL __attribute__((unavailable)) 32 #elif defined(__OSX_AVAILABLE_STARTING) 33 #define LIBUNWIND_AVAIL __OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_5_0) 34 #else 35 #include <AvailabilityMacros.h> 36 #ifdef AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER 37 #define LIBUNWIND_AVAIL AVAILABLE_MAC_OS_X_VERSION_10_6_AND_LATER 38 #else 39 #define LIBUNWIND_AVAIL __attribute__((unavailable)) 40 #endif 41 #endif 42 #else 43 #define LIBUNWIND_AVAIL 44 #endif 45 46 /* error codes */ 47 enum { 48 UNW_ESUCCESS = 0, /* no error */ 49 UNW_EUNSPEC = -6540, /* unspecified (general) error */ 50 UNW_ENOMEM = -6541, /* out of memory */ 51 UNW_EBADREG = -6542, /* bad register number */ 52 UNW_EREADONLYREG = -6543, /* attempt to write read-only register */ 53 UNW_ESTOPUNWIND = -6544, /* stop unwinding */ 54 UNW_EINVALIDIP = -6545, /* invalid IP */ 55 UNW_EBADFRAME = -6546, /* bad frame */ 56 UNW_EINVAL = -6547, /* unsupported operation or bad value */ 57 UNW_EBADVERSION = -6548, /* unwind info has unsupported version */ 58 UNW_ENOINFO = -6549 /* no unwind info found */ 59 #if defined(_LIBUNWIND_TARGET_AARCH64) && !defined(_LIBUNWIND_IS_NATIVE_ONLY) 60 , UNW_ECROSSRASIGNING = -6550 /* cross unwind with return address signing */ 61 #endif 62 }; 63 64 struct unw_context_t { 65 uint64_t data[_LIBUNWIND_CONTEXT_SIZE]; 66 }; 67 typedef struct unw_context_t unw_context_t; 68 69 struct unw_cursor_t { 70 uint64_t data[_LIBUNWIND_CURSOR_SIZE]; 71 }; 72 typedef struct unw_cursor_t unw_cursor_t; 73 74 typedef struct unw_addr_space *unw_addr_space_t; 75 76 typedef int unw_regnum_t; 77 typedef uintptr_t unw_word_t; 78 #if defined(__arm__) && !defined(__ARM_DWARF_EH__) 79 typedef uint64_t unw_fpreg_t; 80 #else 81 typedef double unw_fpreg_t; 82 #endif 83 84 struct unw_proc_info_t { 85 unw_word_t start_ip; /* start address of function */ 86 unw_word_t end_ip; /* address after end of function */ 87 unw_word_t lsda; /* address of language specific data area, */ 88 /* or zero if not used */ 89 unw_word_t handler; /* personality routine, or zero if not used */ 90 unw_word_t gp; /* not used */ 91 unw_word_t flags; /* not used */ 92 uint32_t format; /* compact unwind encoding, or zero if none */ 93 uint32_t unwind_info_size; /* size of DWARF unwind info, or zero if none */ 94 unw_word_t unwind_info; /* address of DWARF unwind info, or zero */ 95 unw_word_t extra; /* mach_header of mach-o image containing func */ 96 }; 97 typedef struct unw_proc_info_t unw_proc_info_t; 98 99 #ifdef __cplusplus 100 extern "C" { 101 #endif 102 103 extern int unw_getcontext(unw_context_t *) LIBUNWIND_AVAIL; 104 extern int unw_init_local(unw_cursor_t *, unw_context_t *) LIBUNWIND_AVAIL; 105 extern int unw_step(unw_cursor_t *) LIBUNWIND_AVAIL; 106 extern int unw_get_reg(unw_cursor_t *, unw_regnum_t, unw_word_t *) LIBUNWIND_AVAIL; 107 extern int unw_get_fpreg(unw_cursor_t *, unw_regnum_t, unw_fpreg_t *) LIBUNWIND_AVAIL; 108 extern int unw_set_reg(unw_cursor_t *, unw_regnum_t, unw_word_t) LIBUNWIND_AVAIL; 109 extern int unw_set_fpreg(unw_cursor_t *, unw_regnum_t, unw_fpreg_t) LIBUNWIND_AVAIL; 110 extern int unw_resume(unw_cursor_t *) LIBUNWIND_AVAIL; 111 112 #ifdef __arm__ 113 /* Save VFP registers in FSTMX format (instead of FSTMD). */ 114 extern void unw_save_vfp_as_X(unw_cursor_t *) LIBUNWIND_AVAIL; 115 #endif 116 117 118 extern const char *unw_regname(unw_cursor_t *, unw_regnum_t) LIBUNWIND_AVAIL; 119 extern int unw_get_proc_info(unw_cursor_t *, unw_proc_info_t *) LIBUNWIND_AVAIL; 120 extern int unw_is_fpreg(unw_cursor_t *, unw_regnum_t) LIBUNWIND_AVAIL; 121 extern int unw_is_signal_frame(unw_cursor_t *) LIBUNWIND_AVAIL; 122 extern int unw_get_proc_name(unw_cursor_t *, char *, size_t, unw_word_t *) LIBUNWIND_AVAIL; 123 //extern int unw_get_save_loc(unw_cursor_t*, int, unw_save_loc_t*); 124 125 extern unw_addr_space_t unw_local_addr_space; 126 127 #ifdef __cplusplus 128 } 129 #endif 130 131 // architecture independent register numbers 132 enum { 133 UNW_REG_IP = -1, // instruction pointer 134 UNW_REG_SP = -2, // stack pointer 135 }; 136 137 // 32-bit x86 registers 138 enum { 139 UNW_X86_EAX = 0, 140 UNW_X86_ECX = 1, 141 UNW_X86_EDX = 2, 142 UNW_X86_EBX = 3, 143 UNW_X86_EBP = 4, 144 UNW_X86_ESP = 5, 145 UNW_X86_ESI = 6, 146 UNW_X86_EDI = 7 147 }; 148 149 // 64-bit x86_64 registers 150 enum { 151 UNW_X86_64_RAX = 0, 152 UNW_X86_64_RDX = 1, 153 UNW_X86_64_RCX = 2, 154 UNW_X86_64_RBX = 3, 155 UNW_X86_64_RSI = 4, 156 UNW_X86_64_RDI = 5, 157 UNW_X86_64_RBP = 6, 158 UNW_X86_64_RSP = 7, 159 UNW_X86_64_R8 = 8, 160 UNW_X86_64_R9 = 9, 161 UNW_X86_64_R10 = 10, 162 UNW_X86_64_R11 = 11, 163 UNW_X86_64_R12 = 12, 164 UNW_X86_64_R13 = 13, 165 UNW_X86_64_R14 = 14, 166 UNW_X86_64_R15 = 15, 167 UNW_X86_64_RIP = 16, 168 UNW_X86_64_XMM0 = 17, 169 UNW_X86_64_XMM1 = 18, 170 UNW_X86_64_XMM2 = 19, 171 UNW_X86_64_XMM3 = 20, 172 UNW_X86_64_XMM4 = 21, 173 UNW_X86_64_XMM5 = 22, 174 UNW_X86_64_XMM6 = 23, 175 UNW_X86_64_XMM7 = 24, 176 UNW_X86_64_XMM8 = 25, 177 UNW_X86_64_XMM9 = 26, 178 UNW_X86_64_XMM10 = 27, 179 UNW_X86_64_XMM11 = 28, 180 UNW_X86_64_XMM12 = 29, 181 UNW_X86_64_XMM13 = 30, 182 UNW_X86_64_XMM14 = 31, 183 UNW_X86_64_XMM15 = 32, 184 }; 185 186 187 // 32-bit ppc register numbers 188 enum { 189 UNW_PPC_R0 = 0, 190 UNW_PPC_R1 = 1, 191 UNW_PPC_R2 = 2, 192 UNW_PPC_R3 = 3, 193 UNW_PPC_R4 = 4, 194 UNW_PPC_R5 = 5, 195 UNW_PPC_R6 = 6, 196 UNW_PPC_R7 = 7, 197 UNW_PPC_R8 = 8, 198 UNW_PPC_R9 = 9, 199 UNW_PPC_R10 = 10, 200 UNW_PPC_R11 = 11, 201 UNW_PPC_R12 = 12, 202 UNW_PPC_R13 = 13, 203 UNW_PPC_R14 = 14, 204 UNW_PPC_R15 = 15, 205 UNW_PPC_R16 = 16, 206 UNW_PPC_R17 = 17, 207 UNW_PPC_R18 = 18, 208 UNW_PPC_R19 = 19, 209 UNW_PPC_R20 = 20, 210 UNW_PPC_R21 = 21, 211 UNW_PPC_R22 = 22, 212 UNW_PPC_R23 = 23, 213 UNW_PPC_R24 = 24, 214 UNW_PPC_R25 = 25, 215 UNW_PPC_R26 = 26, 216 UNW_PPC_R27 = 27, 217 UNW_PPC_R28 = 28, 218 UNW_PPC_R29 = 29, 219 UNW_PPC_R30 = 30, 220 UNW_PPC_R31 = 31, 221 UNW_PPC_F0 = 32, 222 UNW_PPC_F1 = 33, 223 UNW_PPC_F2 = 34, 224 UNW_PPC_F3 = 35, 225 UNW_PPC_F4 = 36, 226 UNW_PPC_F5 = 37, 227 UNW_PPC_F6 = 38, 228 UNW_PPC_F7 = 39, 229 UNW_PPC_F8 = 40, 230 UNW_PPC_F9 = 41, 231 UNW_PPC_F10 = 42, 232 UNW_PPC_F11 = 43, 233 UNW_PPC_F12 = 44, 234 UNW_PPC_F13 = 45, 235 UNW_PPC_F14 = 46, 236 UNW_PPC_F15 = 47, 237 UNW_PPC_F16 = 48, 238 UNW_PPC_F17 = 49, 239 UNW_PPC_F18 = 50, 240 UNW_PPC_F19 = 51, 241 UNW_PPC_F20 = 52, 242 UNW_PPC_F21 = 53, 243 UNW_PPC_F22 = 54, 244 UNW_PPC_F23 = 55, 245 UNW_PPC_F24 = 56, 246 UNW_PPC_F25 = 57, 247 UNW_PPC_F26 = 58, 248 UNW_PPC_F27 = 59, 249 UNW_PPC_F28 = 60, 250 UNW_PPC_F29 = 61, 251 UNW_PPC_F30 = 62, 252 UNW_PPC_F31 = 63, 253 UNW_PPC_MQ = 64, 254 UNW_PPC_LR = 65, 255 UNW_PPC_CTR = 66, 256 UNW_PPC_AP = 67, 257 UNW_PPC_CR0 = 68, 258 UNW_PPC_CR1 = 69, 259 UNW_PPC_CR2 = 70, 260 UNW_PPC_CR3 = 71, 261 UNW_PPC_CR4 = 72, 262 UNW_PPC_CR5 = 73, 263 UNW_PPC_CR6 = 74, 264 UNW_PPC_CR7 = 75, 265 UNW_PPC_XER = 76, 266 UNW_PPC_V0 = 77, 267 UNW_PPC_V1 = 78, 268 UNW_PPC_V2 = 79, 269 UNW_PPC_V3 = 80, 270 UNW_PPC_V4 = 81, 271 UNW_PPC_V5 = 82, 272 UNW_PPC_V6 = 83, 273 UNW_PPC_V7 = 84, 274 UNW_PPC_V8 = 85, 275 UNW_PPC_V9 = 86, 276 UNW_PPC_V10 = 87, 277 UNW_PPC_V11 = 88, 278 UNW_PPC_V12 = 89, 279 UNW_PPC_V13 = 90, 280 UNW_PPC_V14 = 91, 281 UNW_PPC_V15 = 92, 282 UNW_PPC_V16 = 93, 283 UNW_PPC_V17 = 94, 284 UNW_PPC_V18 = 95, 285 UNW_PPC_V19 = 96, 286 UNW_PPC_V20 = 97, 287 UNW_PPC_V21 = 98, 288 UNW_PPC_V22 = 99, 289 UNW_PPC_V23 = 100, 290 UNW_PPC_V24 = 101, 291 UNW_PPC_V25 = 102, 292 UNW_PPC_V26 = 103, 293 UNW_PPC_V27 = 104, 294 UNW_PPC_V28 = 105, 295 UNW_PPC_V29 = 106, 296 UNW_PPC_V30 = 107, 297 UNW_PPC_V31 = 108, 298 UNW_PPC_VRSAVE = 109, 299 UNW_PPC_VSCR = 110, 300 UNW_PPC_SPE_ACC = 111, 301 UNW_PPC_SPEFSCR = 112 302 }; 303 304 // 64-bit ppc register numbers 305 enum { 306 UNW_PPC64_R0 = 0, 307 UNW_PPC64_R1 = 1, 308 UNW_PPC64_R2 = 2, 309 UNW_PPC64_R3 = 3, 310 UNW_PPC64_R4 = 4, 311 UNW_PPC64_R5 = 5, 312 UNW_PPC64_R6 = 6, 313 UNW_PPC64_R7 = 7, 314 UNW_PPC64_R8 = 8, 315 UNW_PPC64_R9 = 9, 316 UNW_PPC64_R10 = 10, 317 UNW_PPC64_R11 = 11, 318 UNW_PPC64_R12 = 12, 319 UNW_PPC64_R13 = 13, 320 UNW_PPC64_R14 = 14, 321 UNW_PPC64_R15 = 15, 322 UNW_PPC64_R16 = 16, 323 UNW_PPC64_R17 = 17, 324 UNW_PPC64_R18 = 18, 325 UNW_PPC64_R19 = 19, 326 UNW_PPC64_R20 = 20, 327 UNW_PPC64_R21 = 21, 328 UNW_PPC64_R22 = 22, 329 UNW_PPC64_R23 = 23, 330 UNW_PPC64_R24 = 24, 331 UNW_PPC64_R25 = 25, 332 UNW_PPC64_R26 = 26, 333 UNW_PPC64_R27 = 27, 334 UNW_PPC64_R28 = 28, 335 UNW_PPC64_R29 = 29, 336 UNW_PPC64_R30 = 30, 337 UNW_PPC64_R31 = 31, 338 UNW_PPC64_F0 = 32, 339 UNW_PPC64_F1 = 33, 340 UNW_PPC64_F2 = 34, 341 UNW_PPC64_F3 = 35, 342 UNW_PPC64_F4 = 36, 343 UNW_PPC64_F5 = 37, 344 UNW_PPC64_F6 = 38, 345 UNW_PPC64_F7 = 39, 346 UNW_PPC64_F8 = 40, 347 UNW_PPC64_F9 = 41, 348 UNW_PPC64_F10 = 42, 349 UNW_PPC64_F11 = 43, 350 UNW_PPC64_F12 = 44, 351 UNW_PPC64_F13 = 45, 352 UNW_PPC64_F14 = 46, 353 UNW_PPC64_F15 = 47, 354 UNW_PPC64_F16 = 48, 355 UNW_PPC64_F17 = 49, 356 UNW_PPC64_F18 = 50, 357 UNW_PPC64_F19 = 51, 358 UNW_PPC64_F20 = 52, 359 UNW_PPC64_F21 = 53, 360 UNW_PPC64_F22 = 54, 361 UNW_PPC64_F23 = 55, 362 UNW_PPC64_F24 = 56, 363 UNW_PPC64_F25 = 57, 364 UNW_PPC64_F26 = 58, 365 UNW_PPC64_F27 = 59, 366 UNW_PPC64_F28 = 60, 367 UNW_PPC64_F29 = 61, 368 UNW_PPC64_F30 = 62, 369 UNW_PPC64_F31 = 63, 370 // 64: reserved 371 UNW_PPC64_LR = 65, 372 UNW_PPC64_CTR = 66, 373 // 67: reserved 374 UNW_PPC64_CR0 = 68, 375 UNW_PPC64_CR1 = 69, 376 UNW_PPC64_CR2 = 70, 377 UNW_PPC64_CR3 = 71, 378 UNW_PPC64_CR4 = 72, 379 UNW_PPC64_CR5 = 73, 380 UNW_PPC64_CR6 = 74, 381 UNW_PPC64_CR7 = 75, 382 UNW_PPC64_XER = 76, 383 UNW_PPC64_V0 = 77, 384 UNW_PPC64_V1 = 78, 385 UNW_PPC64_V2 = 79, 386 UNW_PPC64_V3 = 80, 387 UNW_PPC64_V4 = 81, 388 UNW_PPC64_V5 = 82, 389 UNW_PPC64_V6 = 83, 390 UNW_PPC64_V7 = 84, 391 UNW_PPC64_V8 = 85, 392 UNW_PPC64_V9 = 86, 393 UNW_PPC64_V10 = 87, 394 UNW_PPC64_V11 = 88, 395 UNW_PPC64_V12 = 89, 396 UNW_PPC64_V13 = 90, 397 UNW_PPC64_V14 = 91, 398 UNW_PPC64_V15 = 92, 399 UNW_PPC64_V16 = 93, 400 UNW_PPC64_V17 = 94, 401 UNW_PPC64_V18 = 95, 402 UNW_PPC64_V19 = 96, 403 UNW_PPC64_V20 = 97, 404 UNW_PPC64_V21 = 98, 405 UNW_PPC64_V22 = 99, 406 UNW_PPC64_V23 = 100, 407 UNW_PPC64_V24 = 101, 408 UNW_PPC64_V25 = 102, 409 UNW_PPC64_V26 = 103, 410 UNW_PPC64_V27 = 104, 411 UNW_PPC64_V28 = 105, 412 UNW_PPC64_V29 = 106, 413 UNW_PPC64_V30 = 107, 414 UNW_PPC64_V31 = 108, 415 // 109, 111-113: OpenPOWER ELF V2 ABI: reserved 416 // Borrowing VRSAVE number from PPC32. 417 UNW_PPC64_VRSAVE = 109, 418 UNW_PPC64_VSCR = 110, 419 UNW_PPC64_TFHAR = 114, 420 UNW_PPC64_TFIAR = 115, 421 UNW_PPC64_TEXASR = 116, 422 UNW_PPC64_VS0 = UNW_PPC64_F0, 423 UNW_PPC64_VS1 = UNW_PPC64_F1, 424 UNW_PPC64_VS2 = UNW_PPC64_F2, 425 UNW_PPC64_VS3 = UNW_PPC64_F3, 426 UNW_PPC64_VS4 = UNW_PPC64_F4, 427 UNW_PPC64_VS5 = UNW_PPC64_F5, 428 UNW_PPC64_VS6 = UNW_PPC64_F6, 429 UNW_PPC64_VS7 = UNW_PPC64_F7, 430 UNW_PPC64_VS8 = UNW_PPC64_F8, 431 UNW_PPC64_VS9 = UNW_PPC64_F9, 432 UNW_PPC64_VS10 = UNW_PPC64_F10, 433 UNW_PPC64_VS11 = UNW_PPC64_F11, 434 UNW_PPC64_VS12 = UNW_PPC64_F12, 435 UNW_PPC64_VS13 = UNW_PPC64_F13, 436 UNW_PPC64_VS14 = UNW_PPC64_F14, 437 UNW_PPC64_VS15 = UNW_PPC64_F15, 438 UNW_PPC64_VS16 = UNW_PPC64_F16, 439 UNW_PPC64_VS17 = UNW_PPC64_F17, 440 UNW_PPC64_VS18 = UNW_PPC64_F18, 441 UNW_PPC64_VS19 = UNW_PPC64_F19, 442 UNW_PPC64_VS20 = UNW_PPC64_F20, 443 UNW_PPC64_VS21 = UNW_PPC64_F21, 444 UNW_PPC64_VS22 = UNW_PPC64_F22, 445 UNW_PPC64_VS23 = UNW_PPC64_F23, 446 UNW_PPC64_VS24 = UNW_PPC64_F24, 447 UNW_PPC64_VS25 = UNW_PPC64_F25, 448 UNW_PPC64_VS26 = UNW_PPC64_F26, 449 UNW_PPC64_VS27 = UNW_PPC64_F27, 450 UNW_PPC64_VS28 = UNW_PPC64_F28, 451 UNW_PPC64_VS29 = UNW_PPC64_F29, 452 UNW_PPC64_VS30 = UNW_PPC64_F30, 453 UNW_PPC64_VS31 = UNW_PPC64_F31, 454 UNW_PPC64_VS32 = UNW_PPC64_V0, 455 UNW_PPC64_VS33 = UNW_PPC64_V1, 456 UNW_PPC64_VS34 = UNW_PPC64_V2, 457 UNW_PPC64_VS35 = UNW_PPC64_V3, 458 UNW_PPC64_VS36 = UNW_PPC64_V4, 459 UNW_PPC64_VS37 = UNW_PPC64_V5, 460 UNW_PPC64_VS38 = UNW_PPC64_V6, 461 UNW_PPC64_VS39 = UNW_PPC64_V7, 462 UNW_PPC64_VS40 = UNW_PPC64_V8, 463 UNW_PPC64_VS41 = UNW_PPC64_V9, 464 UNW_PPC64_VS42 = UNW_PPC64_V10, 465 UNW_PPC64_VS43 = UNW_PPC64_V11, 466 UNW_PPC64_VS44 = UNW_PPC64_V12, 467 UNW_PPC64_VS45 = UNW_PPC64_V13, 468 UNW_PPC64_VS46 = UNW_PPC64_V14, 469 UNW_PPC64_VS47 = UNW_PPC64_V15, 470 UNW_PPC64_VS48 = UNW_PPC64_V16, 471 UNW_PPC64_VS49 = UNW_PPC64_V17, 472 UNW_PPC64_VS50 = UNW_PPC64_V18, 473 UNW_PPC64_VS51 = UNW_PPC64_V19, 474 UNW_PPC64_VS52 = UNW_PPC64_V20, 475 UNW_PPC64_VS53 = UNW_PPC64_V21, 476 UNW_PPC64_VS54 = UNW_PPC64_V22, 477 UNW_PPC64_VS55 = UNW_PPC64_V23, 478 UNW_PPC64_VS56 = UNW_PPC64_V24, 479 UNW_PPC64_VS57 = UNW_PPC64_V25, 480 UNW_PPC64_VS58 = UNW_PPC64_V26, 481 UNW_PPC64_VS59 = UNW_PPC64_V27, 482 UNW_PPC64_VS60 = UNW_PPC64_V28, 483 UNW_PPC64_VS61 = UNW_PPC64_V29, 484 UNW_PPC64_VS62 = UNW_PPC64_V30, 485 UNW_PPC64_VS63 = UNW_PPC64_V31 486 }; 487 488 // 64-bit ARM64 registers 489 enum { 490 UNW_ARM64_X0 = 0, 491 UNW_ARM64_X1 = 1, 492 UNW_ARM64_X2 = 2, 493 UNW_ARM64_X3 = 3, 494 UNW_ARM64_X4 = 4, 495 UNW_ARM64_X5 = 5, 496 UNW_ARM64_X6 = 6, 497 UNW_ARM64_X7 = 7, 498 UNW_ARM64_X8 = 8, 499 UNW_ARM64_X9 = 9, 500 UNW_ARM64_X10 = 10, 501 UNW_ARM64_X11 = 11, 502 UNW_ARM64_X12 = 12, 503 UNW_ARM64_X13 = 13, 504 UNW_ARM64_X14 = 14, 505 UNW_ARM64_X15 = 15, 506 UNW_ARM64_X16 = 16, 507 UNW_ARM64_X17 = 17, 508 UNW_ARM64_X18 = 18, 509 UNW_ARM64_X19 = 19, 510 UNW_ARM64_X20 = 20, 511 UNW_ARM64_X21 = 21, 512 UNW_ARM64_X22 = 22, 513 UNW_ARM64_X23 = 23, 514 UNW_ARM64_X24 = 24, 515 UNW_ARM64_X25 = 25, 516 UNW_ARM64_X26 = 26, 517 UNW_ARM64_X27 = 27, 518 UNW_ARM64_X28 = 28, 519 UNW_ARM64_X29 = 29, 520 UNW_ARM64_FP = 29, 521 UNW_ARM64_X30 = 30, 522 UNW_ARM64_LR = 30, 523 UNW_ARM64_X31 = 31, 524 UNW_ARM64_SP = 31, 525 // reserved block 526 UNW_ARM64_RA_SIGN_STATE = 34, 527 // reserved block 528 UNW_ARM64_D0 = 64, 529 UNW_ARM64_D1 = 65, 530 UNW_ARM64_D2 = 66, 531 UNW_ARM64_D3 = 67, 532 UNW_ARM64_D4 = 68, 533 UNW_ARM64_D5 = 69, 534 UNW_ARM64_D6 = 70, 535 UNW_ARM64_D7 = 71, 536 UNW_ARM64_D8 = 72, 537 UNW_ARM64_D9 = 73, 538 UNW_ARM64_D10 = 74, 539 UNW_ARM64_D11 = 75, 540 UNW_ARM64_D12 = 76, 541 UNW_ARM64_D13 = 77, 542 UNW_ARM64_D14 = 78, 543 UNW_ARM64_D15 = 79, 544 UNW_ARM64_D16 = 80, 545 UNW_ARM64_D17 = 81, 546 UNW_ARM64_D18 = 82, 547 UNW_ARM64_D19 = 83, 548 UNW_ARM64_D20 = 84, 549 UNW_ARM64_D21 = 85, 550 UNW_ARM64_D22 = 86, 551 UNW_ARM64_D23 = 87, 552 UNW_ARM64_D24 = 88, 553 UNW_ARM64_D25 = 89, 554 UNW_ARM64_D26 = 90, 555 UNW_ARM64_D27 = 91, 556 UNW_ARM64_D28 = 92, 557 UNW_ARM64_D29 = 93, 558 UNW_ARM64_D30 = 94, 559 UNW_ARM64_D31 = 95, 560 }; 561 562 // 32-bit ARM registers. Numbers match DWARF for ARM spec #3.1 Table 1. 563 // Naming scheme uses recommendations given in Note 4 for VFP-v2 and VFP-v3. 564 // In this scheme, even though the 64-bit floating point registers D0-D31 565 // overlap physically with the 32-bit floating pointer registers S0-S31, 566 // they are given a non-overlapping range of register numbers. 567 // 568 // Commented out ranges are not preserved during unwinding. 569 enum { 570 UNW_ARM_R0 = 0, 571 UNW_ARM_R1 = 1, 572 UNW_ARM_R2 = 2, 573 UNW_ARM_R3 = 3, 574 UNW_ARM_R4 = 4, 575 UNW_ARM_R5 = 5, 576 UNW_ARM_R6 = 6, 577 UNW_ARM_R7 = 7, 578 UNW_ARM_R8 = 8, 579 UNW_ARM_R9 = 9, 580 UNW_ARM_R10 = 10, 581 UNW_ARM_R11 = 11, 582 UNW_ARM_R12 = 12, 583 UNW_ARM_SP = 13, // Logical alias for UNW_REG_SP 584 UNW_ARM_R13 = 13, 585 UNW_ARM_LR = 14, 586 UNW_ARM_R14 = 14, 587 UNW_ARM_IP = 15, // Logical alias for UNW_REG_IP 588 UNW_ARM_R15 = 15, 589 // 16-63 -- OBSOLETE. Used in VFP1 to represent both S0-S31 and D0-D31. 590 UNW_ARM_S0 = 64, 591 UNW_ARM_S1 = 65, 592 UNW_ARM_S2 = 66, 593 UNW_ARM_S3 = 67, 594 UNW_ARM_S4 = 68, 595 UNW_ARM_S5 = 69, 596 UNW_ARM_S6 = 70, 597 UNW_ARM_S7 = 71, 598 UNW_ARM_S8 = 72, 599 UNW_ARM_S9 = 73, 600 UNW_ARM_S10 = 74, 601 UNW_ARM_S11 = 75, 602 UNW_ARM_S12 = 76, 603 UNW_ARM_S13 = 77, 604 UNW_ARM_S14 = 78, 605 UNW_ARM_S15 = 79, 606 UNW_ARM_S16 = 80, 607 UNW_ARM_S17 = 81, 608 UNW_ARM_S18 = 82, 609 UNW_ARM_S19 = 83, 610 UNW_ARM_S20 = 84, 611 UNW_ARM_S21 = 85, 612 UNW_ARM_S22 = 86, 613 UNW_ARM_S23 = 87, 614 UNW_ARM_S24 = 88, 615 UNW_ARM_S25 = 89, 616 UNW_ARM_S26 = 90, 617 UNW_ARM_S27 = 91, 618 UNW_ARM_S28 = 92, 619 UNW_ARM_S29 = 93, 620 UNW_ARM_S30 = 94, 621 UNW_ARM_S31 = 95, 622 // 96-103 -- OBSOLETE. F0-F7. Used by the FPA system. Superseded by VFP. 623 // 104-111 -- wCGR0-wCGR7, ACC0-ACC7 (Intel wireless MMX) 624 UNW_ARM_WR0 = 112, 625 UNW_ARM_WR1 = 113, 626 UNW_ARM_WR2 = 114, 627 UNW_ARM_WR3 = 115, 628 UNW_ARM_WR4 = 116, 629 UNW_ARM_WR5 = 117, 630 UNW_ARM_WR6 = 118, 631 UNW_ARM_WR7 = 119, 632 UNW_ARM_WR8 = 120, 633 UNW_ARM_WR9 = 121, 634 UNW_ARM_WR10 = 122, 635 UNW_ARM_WR11 = 123, 636 UNW_ARM_WR12 = 124, 637 UNW_ARM_WR13 = 125, 638 UNW_ARM_WR14 = 126, 639 UNW_ARM_WR15 = 127, 640 // 128-133 -- SPSR, SPSR_{FIQ|IRQ|ABT|UND|SVC} 641 // 134-143 -- Reserved 642 // 144-150 -- R8_USR-R14_USR 643 // 151-157 -- R8_FIQ-R14_FIQ 644 // 158-159 -- R13_IRQ-R14_IRQ 645 // 160-161 -- R13_ABT-R14_ABT 646 // 162-163 -- R13_UND-R14_UND 647 // 164-165 -- R13_SVC-R14_SVC 648 // 166-191 -- Reserved 649 UNW_ARM_WC0 = 192, 650 UNW_ARM_WC1 = 193, 651 UNW_ARM_WC2 = 194, 652 UNW_ARM_WC3 = 195, 653 // 196-199 -- wC4-wC7 (Intel wireless MMX control) 654 // 200-255 -- Reserved 655 UNW_ARM_D0 = 256, 656 UNW_ARM_D1 = 257, 657 UNW_ARM_D2 = 258, 658 UNW_ARM_D3 = 259, 659 UNW_ARM_D4 = 260, 660 UNW_ARM_D5 = 261, 661 UNW_ARM_D6 = 262, 662 UNW_ARM_D7 = 263, 663 UNW_ARM_D8 = 264, 664 UNW_ARM_D9 = 265, 665 UNW_ARM_D10 = 266, 666 UNW_ARM_D11 = 267, 667 UNW_ARM_D12 = 268, 668 UNW_ARM_D13 = 269, 669 UNW_ARM_D14 = 270, 670 UNW_ARM_D15 = 271, 671 UNW_ARM_D16 = 272, 672 UNW_ARM_D17 = 273, 673 UNW_ARM_D18 = 274, 674 UNW_ARM_D19 = 275, 675 UNW_ARM_D20 = 276, 676 UNW_ARM_D21 = 277, 677 UNW_ARM_D22 = 278, 678 UNW_ARM_D23 = 279, 679 UNW_ARM_D24 = 280, 680 UNW_ARM_D25 = 281, 681 UNW_ARM_D26 = 282, 682 UNW_ARM_D27 = 283, 683 UNW_ARM_D28 = 284, 684 UNW_ARM_D29 = 285, 685 UNW_ARM_D30 = 286, 686 UNW_ARM_D31 = 287, 687 // 288-319 -- Reserved for VFP/Neon 688 // 320-8191 -- Reserved 689 // 8192-16383 -- Unspecified vendor co-processor register. 690 }; 691 692 // OpenRISC1000 register numbers 693 enum { 694 UNW_OR1K_R0 = 0, 695 UNW_OR1K_R1 = 1, 696 UNW_OR1K_R2 = 2, 697 UNW_OR1K_R3 = 3, 698 UNW_OR1K_R4 = 4, 699 UNW_OR1K_R5 = 5, 700 UNW_OR1K_R6 = 6, 701 UNW_OR1K_R7 = 7, 702 UNW_OR1K_R8 = 8, 703 UNW_OR1K_R9 = 9, 704 UNW_OR1K_R10 = 10, 705 UNW_OR1K_R11 = 11, 706 UNW_OR1K_R12 = 12, 707 UNW_OR1K_R13 = 13, 708 UNW_OR1K_R14 = 14, 709 UNW_OR1K_R15 = 15, 710 UNW_OR1K_R16 = 16, 711 UNW_OR1K_R17 = 17, 712 UNW_OR1K_R18 = 18, 713 UNW_OR1K_R19 = 19, 714 UNW_OR1K_R20 = 20, 715 UNW_OR1K_R21 = 21, 716 UNW_OR1K_R22 = 22, 717 UNW_OR1K_R23 = 23, 718 UNW_OR1K_R24 = 24, 719 UNW_OR1K_R25 = 25, 720 UNW_OR1K_R26 = 26, 721 UNW_OR1K_R27 = 27, 722 UNW_OR1K_R28 = 28, 723 UNW_OR1K_R29 = 29, 724 UNW_OR1K_R30 = 30, 725 UNW_OR1K_R31 = 31, 726 UNW_OR1K_EPCR = 32, 727 }; 728 729 // MIPS registers 730 enum { 731 UNW_MIPS_R0 = 0, 732 UNW_MIPS_R1 = 1, 733 UNW_MIPS_R2 = 2, 734 UNW_MIPS_R3 = 3, 735 UNW_MIPS_R4 = 4, 736 UNW_MIPS_R5 = 5, 737 UNW_MIPS_R6 = 6, 738 UNW_MIPS_R7 = 7, 739 UNW_MIPS_R8 = 8, 740 UNW_MIPS_R9 = 9, 741 UNW_MIPS_R10 = 10, 742 UNW_MIPS_R11 = 11, 743 UNW_MIPS_R12 = 12, 744 UNW_MIPS_R13 = 13, 745 UNW_MIPS_R14 = 14, 746 UNW_MIPS_R15 = 15, 747 UNW_MIPS_R16 = 16, 748 UNW_MIPS_R17 = 17, 749 UNW_MIPS_R18 = 18, 750 UNW_MIPS_R19 = 19, 751 UNW_MIPS_R20 = 20, 752 UNW_MIPS_R21 = 21, 753 UNW_MIPS_R22 = 22, 754 UNW_MIPS_R23 = 23, 755 UNW_MIPS_R24 = 24, 756 UNW_MIPS_R25 = 25, 757 UNW_MIPS_R26 = 26, 758 UNW_MIPS_R27 = 27, 759 UNW_MIPS_R28 = 28, 760 UNW_MIPS_R29 = 29, 761 UNW_MIPS_R30 = 30, 762 UNW_MIPS_R31 = 31, 763 UNW_MIPS_F0 = 32, 764 UNW_MIPS_F1 = 33, 765 UNW_MIPS_F2 = 34, 766 UNW_MIPS_F3 = 35, 767 UNW_MIPS_F4 = 36, 768 UNW_MIPS_F5 = 37, 769 UNW_MIPS_F6 = 38, 770 UNW_MIPS_F7 = 39, 771 UNW_MIPS_F8 = 40, 772 UNW_MIPS_F9 = 41, 773 UNW_MIPS_F10 = 42, 774 UNW_MIPS_F11 = 43, 775 UNW_MIPS_F12 = 44, 776 UNW_MIPS_F13 = 45, 777 UNW_MIPS_F14 = 46, 778 UNW_MIPS_F15 = 47, 779 UNW_MIPS_F16 = 48, 780 UNW_MIPS_F17 = 49, 781 UNW_MIPS_F18 = 50, 782 UNW_MIPS_F19 = 51, 783 UNW_MIPS_F20 = 52, 784 UNW_MIPS_F21 = 53, 785 UNW_MIPS_F22 = 54, 786 UNW_MIPS_F23 = 55, 787 UNW_MIPS_F24 = 56, 788 UNW_MIPS_F25 = 57, 789 UNW_MIPS_F26 = 58, 790 UNW_MIPS_F27 = 59, 791 UNW_MIPS_F28 = 60, 792 UNW_MIPS_F29 = 61, 793 UNW_MIPS_F30 = 62, 794 UNW_MIPS_F31 = 63, 795 UNW_MIPS_HI = 64, 796 UNW_MIPS_LO = 65, 797 }; 798 799 // SPARC registers 800 enum { 801 UNW_SPARC_G0 = 0, 802 UNW_SPARC_G1 = 1, 803 UNW_SPARC_G2 = 2, 804 UNW_SPARC_G3 = 3, 805 UNW_SPARC_G4 = 4, 806 UNW_SPARC_G5 = 5, 807 UNW_SPARC_G6 = 6, 808 UNW_SPARC_G7 = 7, 809 UNW_SPARC_O0 = 8, 810 UNW_SPARC_O1 = 9, 811 UNW_SPARC_O2 = 10, 812 UNW_SPARC_O3 = 11, 813 UNW_SPARC_O4 = 12, 814 UNW_SPARC_O5 = 13, 815 UNW_SPARC_O6 = 14, 816 UNW_SPARC_O7 = 15, 817 UNW_SPARC_L0 = 16, 818 UNW_SPARC_L1 = 17, 819 UNW_SPARC_L2 = 18, 820 UNW_SPARC_L3 = 19, 821 UNW_SPARC_L4 = 20, 822 UNW_SPARC_L5 = 21, 823 UNW_SPARC_L6 = 22, 824 UNW_SPARC_L7 = 23, 825 UNW_SPARC_I0 = 24, 826 UNW_SPARC_I1 = 25, 827 UNW_SPARC_I2 = 26, 828 UNW_SPARC_I3 = 27, 829 UNW_SPARC_I4 = 28, 830 UNW_SPARC_I5 = 29, 831 UNW_SPARC_I6 = 30, 832 UNW_SPARC_I7 = 31, 833 }; 834 835 #endif 836