1//===----------------------------------------------------------------------===//
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#if defined(_WIN32) && defined(__SEH__)
47  #define LIBUNWIND_CURSOR_ALIGNMENT_ATTR __attribute__((__aligned__(16)))
48#else
49  #define LIBUNWIND_CURSOR_ALIGNMENT_ATTR
50#endif
51
52/* error codes */
53enum {
54  UNW_ESUCCESS      = 0,     /* no error */
55  UNW_EUNSPEC       = -6540, /* unspecified (general) error */
56  UNW_ENOMEM        = -6541, /* out of memory */
57  UNW_EBADREG       = -6542, /* bad register number */
58  UNW_EREADONLYREG  = -6543, /* attempt to write read-only register */
59  UNW_ESTOPUNWIND   = -6544, /* stop unwinding */
60  UNW_EINVALIDIP    = -6545, /* invalid IP */
61  UNW_EBADFRAME     = -6546, /* bad frame */
62  UNW_EINVAL        = -6547, /* unsupported operation or bad value */
63  UNW_EBADVERSION   = -6548, /* unwind info has unsupported version */
64  UNW_ENOINFO       = -6549  /* no unwind info found */
65#if defined(_LIBUNWIND_TARGET_AARCH64) && !defined(_LIBUNWIND_IS_NATIVE_ONLY)
66  , UNW_ECROSSRASIGNING = -6550 /* cross unwind with return address signing */
67#endif
68};
69
70struct unw_context_t {
71  uint64_t data[_LIBUNWIND_CONTEXT_SIZE];
72};
73typedef struct unw_context_t unw_context_t;
74
75struct unw_cursor_t {
76  uint64_t data[_LIBUNWIND_CURSOR_SIZE];
77} LIBUNWIND_CURSOR_ALIGNMENT_ATTR;
78typedef struct unw_cursor_t unw_cursor_t;
79
80typedef struct unw_addr_space *unw_addr_space_t;
81
82typedef int unw_regnum_t;
83typedef uintptr_t unw_word_t;
84#if defined(__arm__) && !defined(__ARM_DWARF_EH__) && !defined(__SEH__)
85typedef uint64_t unw_fpreg_t;
86#else
87typedef double unw_fpreg_t;
88#endif
89
90struct unw_proc_info_t {
91  unw_word_t  start_ip;         /* start address of function */
92  unw_word_t  end_ip;           /* address after end of function */
93  unw_word_t  lsda;             /* address of language specific data area, */
94                                /*  or zero if not used */
95  unw_word_t  handler;          /* personality routine, or zero if not used */
96  unw_word_t  gp;               /* not used */
97  unw_word_t  flags;            /* not used */
98  uint32_t    format;           /* compact unwind encoding, or zero if none */
99  uint32_t    unwind_info_size; /* size of DWARF unwind info, or zero if none */
100  unw_word_t  unwind_info;      /* address of DWARF unwind info, or zero */
101  unw_word_t  extra;            /* mach_header of mach-o image containing func */
102};
103typedef struct unw_proc_info_t unw_proc_info_t;
104
105#ifdef __cplusplus
106extern "C" {
107#endif
108
109extern int unw_getcontext(unw_context_t *) LIBUNWIND_AVAIL;
110extern int unw_init_local(unw_cursor_t *, unw_context_t *) LIBUNWIND_AVAIL;
111extern int unw_step(unw_cursor_t *) LIBUNWIND_AVAIL;
112extern int unw_get_reg(unw_cursor_t *, unw_regnum_t, unw_word_t *) LIBUNWIND_AVAIL;
113extern int unw_get_fpreg(unw_cursor_t *, unw_regnum_t, unw_fpreg_t *) LIBUNWIND_AVAIL;
114extern int unw_set_reg(unw_cursor_t *, unw_regnum_t, unw_word_t) LIBUNWIND_AVAIL;
115extern int unw_set_fpreg(unw_cursor_t *, unw_regnum_t, unw_fpreg_t)  LIBUNWIND_AVAIL;
116extern int unw_resume(unw_cursor_t *) LIBUNWIND_AVAIL;
117
118#ifdef __arm__
119/* Save VFP registers in FSTMX format (instead of FSTMD). */
120extern void unw_save_vfp_as_X(unw_cursor_t *) LIBUNWIND_AVAIL;
121#endif
122
123#ifdef _AIX
124extern uintptr_t unw_get_data_rel_base(unw_cursor_t *) LIBUNWIND_AVAIL;
125#endif
126
127extern const char *unw_regname(unw_cursor_t *, unw_regnum_t) LIBUNWIND_AVAIL;
128extern int unw_get_proc_info(unw_cursor_t *, unw_proc_info_t *) LIBUNWIND_AVAIL;
129extern int unw_is_fpreg(unw_cursor_t *, unw_regnum_t) LIBUNWIND_AVAIL;
130extern int unw_is_signal_frame(unw_cursor_t *) LIBUNWIND_AVAIL;
131extern int unw_get_proc_name(unw_cursor_t *, char *, size_t, unw_word_t *) LIBUNWIND_AVAIL;
132//extern int       unw_get_save_loc(unw_cursor_t*, int, unw_save_loc_t*);
133
134extern unw_addr_space_t unw_local_addr_space;
135
136#ifdef __cplusplus
137}
138#endif
139
140// architecture independent register numbers
141enum {
142  UNW_REG_IP = -1, // instruction pointer
143  UNW_REG_SP = -2, // stack pointer
144};
145
146// 32-bit x86 registers
147enum {
148  UNW_X86_EAX = 0,
149  UNW_X86_ECX = 1,
150  UNW_X86_EDX = 2,
151  UNW_X86_EBX = 3,
152  UNW_X86_EBP = 4,
153  UNW_X86_ESP = 5,
154  UNW_X86_ESI = 6,
155  UNW_X86_EDI = 7
156};
157
158// 64-bit x86_64 registers
159enum {
160  UNW_X86_64_RAX = 0,
161  UNW_X86_64_RDX = 1,
162  UNW_X86_64_RCX = 2,
163  UNW_X86_64_RBX = 3,
164  UNW_X86_64_RSI = 4,
165  UNW_X86_64_RDI = 5,
166  UNW_X86_64_RBP = 6,
167  UNW_X86_64_RSP = 7,
168  UNW_X86_64_R8  = 8,
169  UNW_X86_64_R9  = 9,
170  UNW_X86_64_R10 = 10,
171  UNW_X86_64_R11 = 11,
172  UNW_X86_64_R12 = 12,
173  UNW_X86_64_R13 = 13,
174  UNW_X86_64_R14 = 14,
175  UNW_X86_64_R15 = 15,
176  UNW_X86_64_RIP = 16,
177  UNW_X86_64_XMM0 = 17,
178  UNW_X86_64_XMM1 = 18,
179  UNW_X86_64_XMM2 = 19,
180  UNW_X86_64_XMM3 = 20,
181  UNW_X86_64_XMM4 = 21,
182  UNW_X86_64_XMM5 = 22,
183  UNW_X86_64_XMM6 = 23,
184  UNW_X86_64_XMM7 = 24,
185  UNW_X86_64_XMM8 = 25,
186  UNW_X86_64_XMM9 = 26,
187  UNW_X86_64_XMM10 = 27,
188  UNW_X86_64_XMM11 = 28,
189  UNW_X86_64_XMM12 = 29,
190  UNW_X86_64_XMM13 = 30,
191  UNW_X86_64_XMM14 = 31,
192  UNW_X86_64_XMM15 = 32,
193};
194
195
196// 32-bit ppc register numbers
197enum {
198  UNW_PPC_R0  = 0,
199  UNW_PPC_R1  = 1,
200  UNW_PPC_R2  = 2,
201  UNW_PPC_R3  = 3,
202  UNW_PPC_R4  = 4,
203  UNW_PPC_R5  = 5,
204  UNW_PPC_R6  = 6,
205  UNW_PPC_R7  = 7,
206  UNW_PPC_R8  = 8,
207  UNW_PPC_R9  = 9,
208  UNW_PPC_R10 = 10,
209  UNW_PPC_R11 = 11,
210  UNW_PPC_R12 = 12,
211  UNW_PPC_R13 = 13,
212  UNW_PPC_R14 = 14,
213  UNW_PPC_R15 = 15,
214  UNW_PPC_R16 = 16,
215  UNW_PPC_R17 = 17,
216  UNW_PPC_R18 = 18,
217  UNW_PPC_R19 = 19,
218  UNW_PPC_R20 = 20,
219  UNW_PPC_R21 = 21,
220  UNW_PPC_R22 = 22,
221  UNW_PPC_R23 = 23,
222  UNW_PPC_R24 = 24,
223  UNW_PPC_R25 = 25,
224  UNW_PPC_R26 = 26,
225  UNW_PPC_R27 = 27,
226  UNW_PPC_R28 = 28,
227  UNW_PPC_R29 = 29,
228  UNW_PPC_R30 = 30,
229  UNW_PPC_R31 = 31,
230  UNW_PPC_F0  = 32,
231  UNW_PPC_F1  = 33,
232  UNW_PPC_F2  = 34,
233  UNW_PPC_F3  = 35,
234  UNW_PPC_F4  = 36,
235  UNW_PPC_F5  = 37,
236  UNW_PPC_F6  = 38,
237  UNW_PPC_F7  = 39,
238  UNW_PPC_F8  = 40,
239  UNW_PPC_F9  = 41,
240  UNW_PPC_F10 = 42,
241  UNW_PPC_F11 = 43,
242  UNW_PPC_F12 = 44,
243  UNW_PPC_F13 = 45,
244  UNW_PPC_F14 = 46,
245  UNW_PPC_F15 = 47,
246  UNW_PPC_F16 = 48,
247  UNW_PPC_F17 = 49,
248  UNW_PPC_F18 = 50,
249  UNW_PPC_F19 = 51,
250  UNW_PPC_F20 = 52,
251  UNW_PPC_F21 = 53,
252  UNW_PPC_F22 = 54,
253  UNW_PPC_F23 = 55,
254  UNW_PPC_F24 = 56,
255  UNW_PPC_F25 = 57,
256  UNW_PPC_F26 = 58,
257  UNW_PPC_F27 = 59,
258  UNW_PPC_F28 = 60,
259  UNW_PPC_F29 = 61,
260  UNW_PPC_F30 = 62,
261  UNW_PPC_F31 = 63,
262  UNW_PPC_MQ  = 64,
263  UNW_PPC_LR  = 65,
264  UNW_PPC_CTR = 66,
265  UNW_PPC_AP  = 67,
266  UNW_PPC_CR0 = 68,
267  UNW_PPC_CR1 = 69,
268  UNW_PPC_CR2 = 70,
269  UNW_PPC_CR3 = 71,
270  UNW_PPC_CR4 = 72,
271  UNW_PPC_CR5 = 73,
272  UNW_PPC_CR6 = 74,
273  UNW_PPC_CR7 = 75,
274  UNW_PPC_XER = 76,
275  UNW_PPC_V0  = 77,
276  UNW_PPC_V1  = 78,
277  UNW_PPC_V2  = 79,
278  UNW_PPC_V3  = 80,
279  UNW_PPC_V4  = 81,
280  UNW_PPC_V5  = 82,
281  UNW_PPC_V6  = 83,
282  UNW_PPC_V7  = 84,
283  UNW_PPC_V8  = 85,
284  UNW_PPC_V9  = 86,
285  UNW_PPC_V10 = 87,
286  UNW_PPC_V11 = 88,
287  UNW_PPC_V12 = 89,
288  UNW_PPC_V13 = 90,
289  UNW_PPC_V14 = 91,
290  UNW_PPC_V15 = 92,
291  UNW_PPC_V16 = 93,
292  UNW_PPC_V17 = 94,
293  UNW_PPC_V18 = 95,
294  UNW_PPC_V19 = 96,
295  UNW_PPC_V20 = 97,
296  UNW_PPC_V21 = 98,
297  UNW_PPC_V22 = 99,
298  UNW_PPC_V23 = 100,
299  UNW_PPC_V24 = 101,
300  UNW_PPC_V25 = 102,
301  UNW_PPC_V26 = 103,
302  UNW_PPC_V27 = 104,
303  UNW_PPC_V28 = 105,
304  UNW_PPC_V29 = 106,
305  UNW_PPC_V30 = 107,
306  UNW_PPC_V31 = 108,
307  UNW_PPC_VRSAVE  = 109,
308  UNW_PPC_VSCR    = 110,
309  UNW_PPC_SPE_ACC = 111,
310  UNW_PPC_SPEFSCR = 112
311};
312
313// 64-bit ppc register numbers
314enum {
315  UNW_PPC64_R0      = 0,
316  UNW_PPC64_R1      = 1,
317  UNW_PPC64_R2      = 2,
318  UNW_PPC64_R3      = 3,
319  UNW_PPC64_R4      = 4,
320  UNW_PPC64_R5      = 5,
321  UNW_PPC64_R6      = 6,
322  UNW_PPC64_R7      = 7,
323  UNW_PPC64_R8      = 8,
324  UNW_PPC64_R9      = 9,
325  UNW_PPC64_R10     = 10,
326  UNW_PPC64_R11     = 11,
327  UNW_PPC64_R12     = 12,
328  UNW_PPC64_R13     = 13,
329  UNW_PPC64_R14     = 14,
330  UNW_PPC64_R15     = 15,
331  UNW_PPC64_R16     = 16,
332  UNW_PPC64_R17     = 17,
333  UNW_PPC64_R18     = 18,
334  UNW_PPC64_R19     = 19,
335  UNW_PPC64_R20     = 20,
336  UNW_PPC64_R21     = 21,
337  UNW_PPC64_R22     = 22,
338  UNW_PPC64_R23     = 23,
339  UNW_PPC64_R24     = 24,
340  UNW_PPC64_R25     = 25,
341  UNW_PPC64_R26     = 26,
342  UNW_PPC64_R27     = 27,
343  UNW_PPC64_R28     = 28,
344  UNW_PPC64_R29     = 29,
345  UNW_PPC64_R30     = 30,
346  UNW_PPC64_R31     = 31,
347  UNW_PPC64_F0      = 32,
348  UNW_PPC64_F1      = 33,
349  UNW_PPC64_F2      = 34,
350  UNW_PPC64_F3      = 35,
351  UNW_PPC64_F4      = 36,
352  UNW_PPC64_F5      = 37,
353  UNW_PPC64_F6      = 38,
354  UNW_PPC64_F7      = 39,
355  UNW_PPC64_F8      = 40,
356  UNW_PPC64_F9      = 41,
357  UNW_PPC64_F10     = 42,
358  UNW_PPC64_F11     = 43,
359  UNW_PPC64_F12     = 44,
360  UNW_PPC64_F13     = 45,
361  UNW_PPC64_F14     = 46,
362  UNW_PPC64_F15     = 47,
363  UNW_PPC64_F16     = 48,
364  UNW_PPC64_F17     = 49,
365  UNW_PPC64_F18     = 50,
366  UNW_PPC64_F19     = 51,
367  UNW_PPC64_F20     = 52,
368  UNW_PPC64_F21     = 53,
369  UNW_PPC64_F22     = 54,
370  UNW_PPC64_F23     = 55,
371  UNW_PPC64_F24     = 56,
372  UNW_PPC64_F25     = 57,
373  UNW_PPC64_F26     = 58,
374  UNW_PPC64_F27     = 59,
375  UNW_PPC64_F28     = 60,
376  UNW_PPC64_F29     = 61,
377  UNW_PPC64_F30     = 62,
378  UNW_PPC64_F31     = 63,
379  // 64: reserved
380  UNW_PPC64_LR      = 65,
381  UNW_PPC64_CTR     = 66,
382  // 67: reserved
383  UNW_PPC64_CR0     = 68,
384  UNW_PPC64_CR1     = 69,
385  UNW_PPC64_CR2     = 70,
386  UNW_PPC64_CR3     = 71,
387  UNW_PPC64_CR4     = 72,
388  UNW_PPC64_CR5     = 73,
389  UNW_PPC64_CR6     = 74,
390  UNW_PPC64_CR7     = 75,
391  UNW_PPC64_XER     = 76,
392  UNW_PPC64_V0      = 77,
393  UNW_PPC64_V1      = 78,
394  UNW_PPC64_V2      = 79,
395  UNW_PPC64_V3      = 80,
396  UNW_PPC64_V4      = 81,
397  UNW_PPC64_V5      = 82,
398  UNW_PPC64_V6      = 83,
399  UNW_PPC64_V7      = 84,
400  UNW_PPC64_V8      = 85,
401  UNW_PPC64_V9      = 86,
402  UNW_PPC64_V10     = 87,
403  UNW_PPC64_V11     = 88,
404  UNW_PPC64_V12     = 89,
405  UNW_PPC64_V13     = 90,
406  UNW_PPC64_V14     = 91,
407  UNW_PPC64_V15     = 92,
408  UNW_PPC64_V16     = 93,
409  UNW_PPC64_V17     = 94,
410  UNW_PPC64_V18     = 95,
411  UNW_PPC64_V19     = 96,
412  UNW_PPC64_V20     = 97,
413  UNW_PPC64_V21     = 98,
414  UNW_PPC64_V22     = 99,
415  UNW_PPC64_V23     = 100,
416  UNW_PPC64_V24     = 101,
417  UNW_PPC64_V25     = 102,
418  UNW_PPC64_V26     = 103,
419  UNW_PPC64_V27     = 104,
420  UNW_PPC64_V28     = 105,
421  UNW_PPC64_V29     = 106,
422  UNW_PPC64_V30     = 107,
423  UNW_PPC64_V31     = 108,
424  // 109, 111-113: OpenPOWER ELF V2 ABI: reserved
425  // Borrowing VRSAVE number from PPC32.
426  UNW_PPC64_VRSAVE  = 109,
427  UNW_PPC64_VSCR    = 110,
428  UNW_PPC64_TFHAR   = 114,
429  UNW_PPC64_TFIAR   = 115,
430  UNW_PPC64_TEXASR  = 116,
431  UNW_PPC64_VS0     = UNW_PPC64_F0,
432  UNW_PPC64_VS1     = UNW_PPC64_F1,
433  UNW_PPC64_VS2     = UNW_PPC64_F2,
434  UNW_PPC64_VS3     = UNW_PPC64_F3,
435  UNW_PPC64_VS4     = UNW_PPC64_F4,
436  UNW_PPC64_VS5     = UNW_PPC64_F5,
437  UNW_PPC64_VS6     = UNW_PPC64_F6,
438  UNW_PPC64_VS7     = UNW_PPC64_F7,
439  UNW_PPC64_VS8     = UNW_PPC64_F8,
440  UNW_PPC64_VS9     = UNW_PPC64_F9,
441  UNW_PPC64_VS10    = UNW_PPC64_F10,
442  UNW_PPC64_VS11    = UNW_PPC64_F11,
443  UNW_PPC64_VS12    = UNW_PPC64_F12,
444  UNW_PPC64_VS13    = UNW_PPC64_F13,
445  UNW_PPC64_VS14    = UNW_PPC64_F14,
446  UNW_PPC64_VS15    = UNW_PPC64_F15,
447  UNW_PPC64_VS16    = UNW_PPC64_F16,
448  UNW_PPC64_VS17    = UNW_PPC64_F17,
449  UNW_PPC64_VS18    = UNW_PPC64_F18,
450  UNW_PPC64_VS19    = UNW_PPC64_F19,
451  UNW_PPC64_VS20    = UNW_PPC64_F20,
452  UNW_PPC64_VS21    = UNW_PPC64_F21,
453  UNW_PPC64_VS22    = UNW_PPC64_F22,
454  UNW_PPC64_VS23    = UNW_PPC64_F23,
455  UNW_PPC64_VS24    = UNW_PPC64_F24,
456  UNW_PPC64_VS25    = UNW_PPC64_F25,
457  UNW_PPC64_VS26    = UNW_PPC64_F26,
458  UNW_PPC64_VS27    = UNW_PPC64_F27,
459  UNW_PPC64_VS28    = UNW_PPC64_F28,
460  UNW_PPC64_VS29    = UNW_PPC64_F29,
461  UNW_PPC64_VS30    = UNW_PPC64_F30,
462  UNW_PPC64_VS31    = UNW_PPC64_F31,
463  UNW_PPC64_VS32    = UNW_PPC64_V0,
464  UNW_PPC64_VS33    = UNW_PPC64_V1,
465  UNW_PPC64_VS34    = UNW_PPC64_V2,
466  UNW_PPC64_VS35    = UNW_PPC64_V3,
467  UNW_PPC64_VS36    = UNW_PPC64_V4,
468  UNW_PPC64_VS37    = UNW_PPC64_V5,
469  UNW_PPC64_VS38    = UNW_PPC64_V6,
470  UNW_PPC64_VS39    = UNW_PPC64_V7,
471  UNW_PPC64_VS40    = UNW_PPC64_V8,
472  UNW_PPC64_VS41    = UNW_PPC64_V9,
473  UNW_PPC64_VS42    = UNW_PPC64_V10,
474  UNW_PPC64_VS43    = UNW_PPC64_V11,
475  UNW_PPC64_VS44    = UNW_PPC64_V12,
476  UNW_PPC64_VS45    = UNW_PPC64_V13,
477  UNW_PPC64_VS46    = UNW_PPC64_V14,
478  UNW_PPC64_VS47    = UNW_PPC64_V15,
479  UNW_PPC64_VS48    = UNW_PPC64_V16,
480  UNW_PPC64_VS49    = UNW_PPC64_V17,
481  UNW_PPC64_VS50    = UNW_PPC64_V18,
482  UNW_PPC64_VS51    = UNW_PPC64_V19,
483  UNW_PPC64_VS52    = UNW_PPC64_V20,
484  UNW_PPC64_VS53    = UNW_PPC64_V21,
485  UNW_PPC64_VS54    = UNW_PPC64_V22,
486  UNW_PPC64_VS55    = UNW_PPC64_V23,
487  UNW_PPC64_VS56    = UNW_PPC64_V24,
488  UNW_PPC64_VS57    = UNW_PPC64_V25,
489  UNW_PPC64_VS58    = UNW_PPC64_V26,
490  UNW_PPC64_VS59    = UNW_PPC64_V27,
491  UNW_PPC64_VS60    = UNW_PPC64_V28,
492  UNW_PPC64_VS61    = UNW_PPC64_V29,
493  UNW_PPC64_VS62    = UNW_PPC64_V30,
494  UNW_PPC64_VS63    = UNW_PPC64_V31
495};
496
497// 64-bit ARM64 registers
498enum {
499  UNW_AARCH64_X0 = 0,
500  UNW_AARCH64_X1 = 1,
501  UNW_AARCH64_X2 = 2,
502  UNW_AARCH64_X3 = 3,
503  UNW_AARCH64_X4 = 4,
504  UNW_AARCH64_X5 = 5,
505  UNW_AARCH64_X6 = 6,
506  UNW_AARCH64_X7 = 7,
507  UNW_AARCH64_X8 = 8,
508  UNW_AARCH64_X9 = 9,
509  UNW_AARCH64_X10 = 10,
510  UNW_AARCH64_X11 = 11,
511  UNW_AARCH64_X12 = 12,
512  UNW_AARCH64_X13 = 13,
513  UNW_AARCH64_X14 = 14,
514  UNW_AARCH64_X15 = 15,
515  UNW_AARCH64_X16 = 16,
516  UNW_AARCH64_X17 = 17,
517  UNW_AARCH64_X18 = 18,
518  UNW_AARCH64_X19 = 19,
519  UNW_AARCH64_X20 = 20,
520  UNW_AARCH64_X21 = 21,
521  UNW_AARCH64_X22 = 22,
522  UNW_AARCH64_X23 = 23,
523  UNW_AARCH64_X24 = 24,
524  UNW_AARCH64_X25 = 25,
525  UNW_AARCH64_X26 = 26,
526  UNW_AARCH64_X27 = 27,
527  UNW_AARCH64_X28 = 28,
528  UNW_AARCH64_X29 = 29,
529  UNW_AARCH64_FP = 29,
530  UNW_AARCH64_X30 = 30,
531  UNW_AARCH64_LR = 30,
532  UNW_AARCH64_X31 = 31,
533  UNW_AARCH64_SP = 31,
534  UNW_AARCH64_PC = 32,
535
536  // reserved block
537  UNW_AARCH64_RA_SIGN_STATE = 34,
538
539  // FP/vector registers
540  UNW_AARCH64_V0 = 64,
541  UNW_AARCH64_V1 = 65,
542  UNW_AARCH64_V2 = 66,
543  UNW_AARCH64_V3 = 67,
544  UNW_AARCH64_V4 = 68,
545  UNW_AARCH64_V5 = 69,
546  UNW_AARCH64_V6 = 70,
547  UNW_AARCH64_V7 = 71,
548  UNW_AARCH64_V8 = 72,
549  UNW_AARCH64_V9 = 73,
550  UNW_AARCH64_V10 = 74,
551  UNW_AARCH64_V11 = 75,
552  UNW_AARCH64_V12 = 76,
553  UNW_AARCH64_V13 = 77,
554  UNW_AARCH64_V14 = 78,
555  UNW_AARCH64_V15 = 79,
556  UNW_AARCH64_V16 = 80,
557  UNW_AARCH64_V17 = 81,
558  UNW_AARCH64_V18 = 82,
559  UNW_AARCH64_V19 = 83,
560  UNW_AARCH64_V20 = 84,
561  UNW_AARCH64_V21 = 85,
562  UNW_AARCH64_V22 = 86,
563  UNW_AARCH64_V23 = 87,
564  UNW_AARCH64_V24 = 88,
565  UNW_AARCH64_V25 = 89,
566  UNW_AARCH64_V26 = 90,
567  UNW_AARCH64_V27 = 91,
568  UNW_AARCH64_V28 = 92,
569  UNW_AARCH64_V29 = 93,
570  UNW_AARCH64_V30 = 94,
571  UNW_AARCH64_V31 = 95,
572
573  // Compatibility aliases
574  UNW_ARM64_X0 = UNW_AARCH64_X0,
575  UNW_ARM64_X1 = UNW_AARCH64_X1,
576  UNW_ARM64_X2 = UNW_AARCH64_X2,
577  UNW_ARM64_X3 = UNW_AARCH64_X3,
578  UNW_ARM64_X4 = UNW_AARCH64_X4,
579  UNW_ARM64_X5 = UNW_AARCH64_X5,
580  UNW_ARM64_X6 = UNW_AARCH64_X6,
581  UNW_ARM64_X7 = UNW_AARCH64_X7,
582  UNW_ARM64_X8 = UNW_AARCH64_X8,
583  UNW_ARM64_X9 = UNW_AARCH64_X9,
584  UNW_ARM64_X10 = UNW_AARCH64_X10,
585  UNW_ARM64_X11 = UNW_AARCH64_X11,
586  UNW_ARM64_X12 = UNW_AARCH64_X12,
587  UNW_ARM64_X13 = UNW_AARCH64_X13,
588  UNW_ARM64_X14 = UNW_AARCH64_X14,
589  UNW_ARM64_X15 = UNW_AARCH64_X15,
590  UNW_ARM64_X16 = UNW_AARCH64_X16,
591  UNW_ARM64_X17 = UNW_AARCH64_X17,
592  UNW_ARM64_X18 = UNW_AARCH64_X18,
593  UNW_ARM64_X19 = UNW_AARCH64_X19,
594  UNW_ARM64_X20 = UNW_AARCH64_X20,
595  UNW_ARM64_X21 = UNW_AARCH64_X21,
596  UNW_ARM64_X22 = UNW_AARCH64_X22,
597  UNW_ARM64_X23 = UNW_AARCH64_X23,
598  UNW_ARM64_X24 = UNW_AARCH64_X24,
599  UNW_ARM64_X25 = UNW_AARCH64_X25,
600  UNW_ARM64_X26 = UNW_AARCH64_X26,
601  UNW_ARM64_X27 = UNW_AARCH64_X27,
602  UNW_ARM64_X28 = UNW_AARCH64_X28,
603  UNW_ARM64_X29 = UNW_AARCH64_X29,
604  UNW_ARM64_FP = UNW_AARCH64_FP,
605  UNW_ARM64_X30 = UNW_AARCH64_X30,
606  UNW_ARM64_LR = UNW_AARCH64_LR,
607  UNW_ARM64_X31 = UNW_AARCH64_X31,
608  UNW_ARM64_SP = UNW_AARCH64_SP,
609  UNW_ARM64_PC = UNW_AARCH64_PC,
610  UNW_ARM64_RA_SIGN_STATE = UNW_AARCH64_RA_SIGN_STATE,
611  UNW_ARM64_D0 = UNW_AARCH64_V0,
612  UNW_ARM64_D1 = UNW_AARCH64_V1,
613  UNW_ARM64_D2 = UNW_AARCH64_V2,
614  UNW_ARM64_D3 = UNW_AARCH64_V3,
615  UNW_ARM64_D4 = UNW_AARCH64_V4,
616  UNW_ARM64_D5 = UNW_AARCH64_V5,
617  UNW_ARM64_D6 = UNW_AARCH64_V6,
618  UNW_ARM64_D7 = UNW_AARCH64_V7,
619  UNW_ARM64_D8 = UNW_AARCH64_V8,
620  UNW_ARM64_D9 = UNW_AARCH64_V9,
621  UNW_ARM64_D10 = UNW_AARCH64_V10,
622  UNW_ARM64_D11 = UNW_AARCH64_V11,
623  UNW_ARM64_D12 = UNW_AARCH64_V12,
624  UNW_ARM64_D13 = UNW_AARCH64_V13,
625  UNW_ARM64_D14 = UNW_AARCH64_V14,
626  UNW_ARM64_D15 = UNW_AARCH64_V15,
627  UNW_ARM64_D16 = UNW_AARCH64_V16,
628  UNW_ARM64_D17 = UNW_AARCH64_V17,
629  UNW_ARM64_D18 = UNW_AARCH64_V18,
630  UNW_ARM64_D19 = UNW_AARCH64_V19,
631  UNW_ARM64_D20 = UNW_AARCH64_V20,
632  UNW_ARM64_D21 = UNW_AARCH64_V21,
633  UNW_ARM64_D22 = UNW_AARCH64_V22,
634  UNW_ARM64_D23 = UNW_AARCH64_V23,
635  UNW_ARM64_D24 = UNW_AARCH64_V24,
636  UNW_ARM64_D25 = UNW_AARCH64_V25,
637  UNW_ARM64_D26 = UNW_AARCH64_V26,
638  UNW_ARM64_D27 = UNW_AARCH64_V27,
639  UNW_ARM64_D28 = UNW_AARCH64_V28,
640  UNW_ARM64_D29 = UNW_AARCH64_V29,
641  UNW_ARM64_D30 = UNW_AARCH64_V30,
642  UNW_ARM64_D31 = UNW_AARCH64_V31,
643};
644
645// 32-bit ARM registers. Numbers match DWARF for ARM spec #3.1 Table 1.
646// Naming scheme uses recommendations given in Note 4 for VFP-v2 and VFP-v3.
647// In this scheme, even though the 64-bit floating point registers D0-D31
648// overlap physically with the 32-bit floating pointer registers S0-S31,
649// they are given a non-overlapping range of register numbers.
650//
651// Commented out ranges are not preserved during unwinding.
652enum {
653  UNW_ARM_R0  = 0,
654  UNW_ARM_R1  = 1,
655  UNW_ARM_R2  = 2,
656  UNW_ARM_R3  = 3,
657  UNW_ARM_R4  = 4,
658  UNW_ARM_R5  = 5,
659  UNW_ARM_R6  = 6,
660  UNW_ARM_R7  = 7,
661  UNW_ARM_R8  = 8,
662  UNW_ARM_R9  = 9,
663  UNW_ARM_R10 = 10,
664  UNW_ARM_R11 = 11,
665  UNW_ARM_R12 = 12,
666  UNW_ARM_SP  = 13,  // Logical alias for UNW_REG_SP
667  UNW_ARM_R13 = 13,
668  UNW_ARM_LR  = 14,
669  UNW_ARM_R14 = 14,
670  UNW_ARM_IP  = 15,  // Logical alias for UNW_REG_IP
671  UNW_ARM_R15 = 15,
672  // 16-63 -- OBSOLETE. Used in VFP1 to represent both S0-S31 and D0-D31.
673  UNW_ARM_S0  = 64,
674  UNW_ARM_S1  = 65,
675  UNW_ARM_S2  = 66,
676  UNW_ARM_S3  = 67,
677  UNW_ARM_S4  = 68,
678  UNW_ARM_S5  = 69,
679  UNW_ARM_S6  = 70,
680  UNW_ARM_S7  = 71,
681  UNW_ARM_S8  = 72,
682  UNW_ARM_S9  = 73,
683  UNW_ARM_S10 = 74,
684  UNW_ARM_S11 = 75,
685  UNW_ARM_S12 = 76,
686  UNW_ARM_S13 = 77,
687  UNW_ARM_S14 = 78,
688  UNW_ARM_S15 = 79,
689  UNW_ARM_S16 = 80,
690  UNW_ARM_S17 = 81,
691  UNW_ARM_S18 = 82,
692  UNW_ARM_S19 = 83,
693  UNW_ARM_S20 = 84,
694  UNW_ARM_S21 = 85,
695  UNW_ARM_S22 = 86,
696  UNW_ARM_S23 = 87,
697  UNW_ARM_S24 = 88,
698  UNW_ARM_S25 = 89,
699  UNW_ARM_S26 = 90,
700  UNW_ARM_S27 = 91,
701  UNW_ARM_S28 = 92,
702  UNW_ARM_S29 = 93,
703  UNW_ARM_S30 = 94,
704  UNW_ARM_S31 = 95,
705  //  96-103 -- OBSOLETE. F0-F7. Used by the FPA system. Superseded by VFP.
706  // 104-111 -- wCGR0-wCGR7, ACC0-ACC7 (Intel wireless MMX)
707  UNW_ARM_WR0 = 112,
708  UNW_ARM_WR1 = 113,
709  UNW_ARM_WR2 = 114,
710  UNW_ARM_WR3 = 115,
711  UNW_ARM_WR4 = 116,
712  UNW_ARM_WR5 = 117,
713  UNW_ARM_WR6 = 118,
714  UNW_ARM_WR7 = 119,
715  UNW_ARM_WR8 = 120,
716  UNW_ARM_WR9 = 121,
717  UNW_ARM_WR10 = 122,
718  UNW_ARM_WR11 = 123,
719  UNW_ARM_WR12 = 124,
720  UNW_ARM_WR13 = 125,
721  UNW_ARM_WR14 = 126,
722  UNW_ARM_WR15 = 127,
723  // 128-133 -- SPSR, SPSR_{FIQ|IRQ|ABT|UND|SVC}
724  // 134-142 -- Reserved
725  UNW_ARM_RA_AUTH_CODE = 143,
726  // 144-150 -- R8_USR-R14_USR
727  // 151-157 -- R8_FIQ-R14_FIQ
728  // 158-159 -- R13_IRQ-R14_IRQ
729  // 160-161 -- R13_ABT-R14_ABT
730  // 162-163 -- R13_UND-R14_UND
731  // 164-165 -- R13_SVC-R14_SVC
732  // 166-191 -- Reserved
733  UNW_ARM_WC0 = 192,
734  UNW_ARM_WC1 = 193,
735  UNW_ARM_WC2 = 194,
736  UNW_ARM_WC3 = 195,
737  // 196-199 -- wC4-wC7 (Intel wireless MMX control)
738  // 200-255 -- Reserved
739  UNW_ARM_D0  = 256,
740  UNW_ARM_D1  = 257,
741  UNW_ARM_D2  = 258,
742  UNW_ARM_D3  = 259,
743  UNW_ARM_D4  = 260,
744  UNW_ARM_D5  = 261,
745  UNW_ARM_D6  = 262,
746  UNW_ARM_D7  = 263,
747  UNW_ARM_D8  = 264,
748  UNW_ARM_D9  = 265,
749  UNW_ARM_D10 = 266,
750  UNW_ARM_D11 = 267,
751  UNW_ARM_D12 = 268,
752  UNW_ARM_D13 = 269,
753  UNW_ARM_D14 = 270,
754  UNW_ARM_D15 = 271,
755  UNW_ARM_D16 = 272,
756  UNW_ARM_D17 = 273,
757  UNW_ARM_D18 = 274,
758  UNW_ARM_D19 = 275,
759  UNW_ARM_D20 = 276,
760  UNW_ARM_D21 = 277,
761  UNW_ARM_D22 = 278,
762  UNW_ARM_D23 = 279,
763  UNW_ARM_D24 = 280,
764  UNW_ARM_D25 = 281,
765  UNW_ARM_D26 = 282,
766  UNW_ARM_D27 = 283,
767  UNW_ARM_D28 = 284,
768  UNW_ARM_D29 = 285,
769  UNW_ARM_D30 = 286,
770  UNW_ARM_D31 = 287,
771  // 288-319 -- Reserved for VFP/Neon
772  // 320-8191 -- Reserved
773  // 8192-16383 -- Unspecified vendor co-processor register.
774};
775
776// OpenRISC1000 register numbers
777enum {
778  UNW_OR1K_R0  = 0,
779  UNW_OR1K_R1  = 1,
780  UNW_OR1K_R2  = 2,
781  UNW_OR1K_R3  = 3,
782  UNW_OR1K_R4  = 4,
783  UNW_OR1K_R5  = 5,
784  UNW_OR1K_R6  = 6,
785  UNW_OR1K_R7  = 7,
786  UNW_OR1K_R8  = 8,
787  UNW_OR1K_R9  = 9,
788  UNW_OR1K_R10 = 10,
789  UNW_OR1K_R11 = 11,
790  UNW_OR1K_R12 = 12,
791  UNW_OR1K_R13 = 13,
792  UNW_OR1K_R14 = 14,
793  UNW_OR1K_R15 = 15,
794  UNW_OR1K_R16 = 16,
795  UNW_OR1K_R17 = 17,
796  UNW_OR1K_R18 = 18,
797  UNW_OR1K_R19 = 19,
798  UNW_OR1K_R20 = 20,
799  UNW_OR1K_R21 = 21,
800  UNW_OR1K_R22 = 22,
801  UNW_OR1K_R23 = 23,
802  UNW_OR1K_R24 = 24,
803  UNW_OR1K_R25 = 25,
804  UNW_OR1K_R26 = 26,
805  UNW_OR1K_R27 = 27,
806  UNW_OR1K_R28 = 28,
807  UNW_OR1K_R29 = 29,
808  UNW_OR1K_R30 = 30,
809  UNW_OR1K_R31 = 31,
810  UNW_OR1K_EPCR = 32,
811};
812
813// MIPS registers
814enum {
815  UNW_MIPS_R0  = 0,
816  UNW_MIPS_R1  = 1,
817  UNW_MIPS_R2  = 2,
818  UNW_MIPS_R3  = 3,
819  UNW_MIPS_R4  = 4,
820  UNW_MIPS_R5  = 5,
821  UNW_MIPS_R6  = 6,
822  UNW_MIPS_R7  = 7,
823  UNW_MIPS_R8  = 8,
824  UNW_MIPS_R9  = 9,
825  UNW_MIPS_R10 = 10,
826  UNW_MIPS_R11 = 11,
827  UNW_MIPS_R12 = 12,
828  UNW_MIPS_R13 = 13,
829  UNW_MIPS_R14 = 14,
830  UNW_MIPS_R15 = 15,
831  UNW_MIPS_R16 = 16,
832  UNW_MIPS_R17 = 17,
833  UNW_MIPS_R18 = 18,
834  UNW_MIPS_R19 = 19,
835  UNW_MIPS_R20 = 20,
836  UNW_MIPS_R21 = 21,
837  UNW_MIPS_R22 = 22,
838  UNW_MIPS_R23 = 23,
839  UNW_MIPS_R24 = 24,
840  UNW_MIPS_R25 = 25,
841  UNW_MIPS_R26 = 26,
842  UNW_MIPS_R27 = 27,
843  UNW_MIPS_R28 = 28,
844  UNW_MIPS_R29 = 29,
845  UNW_MIPS_R30 = 30,
846  UNW_MIPS_R31 = 31,
847  UNW_MIPS_F0  = 32,
848  UNW_MIPS_F1  = 33,
849  UNW_MIPS_F2  = 34,
850  UNW_MIPS_F3  = 35,
851  UNW_MIPS_F4  = 36,
852  UNW_MIPS_F5  = 37,
853  UNW_MIPS_F6  = 38,
854  UNW_MIPS_F7  = 39,
855  UNW_MIPS_F8  = 40,
856  UNW_MIPS_F9  = 41,
857  UNW_MIPS_F10 = 42,
858  UNW_MIPS_F11 = 43,
859  UNW_MIPS_F12 = 44,
860  UNW_MIPS_F13 = 45,
861  UNW_MIPS_F14 = 46,
862  UNW_MIPS_F15 = 47,
863  UNW_MIPS_F16 = 48,
864  UNW_MIPS_F17 = 49,
865  UNW_MIPS_F18 = 50,
866  UNW_MIPS_F19 = 51,
867  UNW_MIPS_F20 = 52,
868  UNW_MIPS_F21 = 53,
869  UNW_MIPS_F22 = 54,
870  UNW_MIPS_F23 = 55,
871  UNW_MIPS_F24 = 56,
872  UNW_MIPS_F25 = 57,
873  UNW_MIPS_F26 = 58,
874  UNW_MIPS_F27 = 59,
875  UNW_MIPS_F28 = 60,
876  UNW_MIPS_F29 = 61,
877  UNW_MIPS_F30 = 62,
878  UNW_MIPS_F31 = 63,
879  // HI,LO have been dropped since r6, we keep them here.
880  // So, when we add DSP/MSA etc, we can use the same register indexes
881  // for r6 and pre-r6.
882  UNW_MIPS_HI = 64,
883  UNW_MIPS_LO = 65,
884};
885
886// SPARC registers
887enum {
888  UNW_SPARC_G0 = 0,
889  UNW_SPARC_G1 = 1,
890  UNW_SPARC_G2 = 2,
891  UNW_SPARC_G3 = 3,
892  UNW_SPARC_G4 = 4,
893  UNW_SPARC_G5 = 5,
894  UNW_SPARC_G6 = 6,
895  UNW_SPARC_G7 = 7,
896  UNW_SPARC_O0 = 8,
897  UNW_SPARC_O1 = 9,
898  UNW_SPARC_O2 = 10,
899  UNW_SPARC_O3 = 11,
900  UNW_SPARC_O4 = 12,
901  UNW_SPARC_O5 = 13,
902  UNW_SPARC_O6 = 14,
903  UNW_SPARC_O7 = 15,
904  UNW_SPARC_L0 = 16,
905  UNW_SPARC_L1 = 17,
906  UNW_SPARC_L2 = 18,
907  UNW_SPARC_L3 = 19,
908  UNW_SPARC_L4 = 20,
909  UNW_SPARC_L5 = 21,
910  UNW_SPARC_L6 = 22,
911  UNW_SPARC_L7 = 23,
912  UNW_SPARC_I0 = 24,
913  UNW_SPARC_I1 = 25,
914  UNW_SPARC_I2 = 26,
915  UNW_SPARC_I3 = 27,
916  UNW_SPARC_I4 = 28,
917  UNW_SPARC_I5 = 29,
918  UNW_SPARC_I6 = 30,
919  UNW_SPARC_I7 = 31,
920};
921
922// Hexagon register numbers
923enum {
924  UNW_HEXAGON_R0,
925  UNW_HEXAGON_R1,
926  UNW_HEXAGON_R2,
927  UNW_HEXAGON_R3,
928  UNW_HEXAGON_R4,
929  UNW_HEXAGON_R5,
930  UNW_HEXAGON_R6,
931  UNW_HEXAGON_R7,
932  UNW_HEXAGON_R8,
933  UNW_HEXAGON_R9,
934  UNW_HEXAGON_R10,
935  UNW_HEXAGON_R11,
936  UNW_HEXAGON_R12,
937  UNW_HEXAGON_R13,
938  UNW_HEXAGON_R14,
939  UNW_HEXAGON_R15,
940  UNW_HEXAGON_R16,
941  UNW_HEXAGON_R17,
942  UNW_HEXAGON_R18,
943  UNW_HEXAGON_R19,
944  UNW_HEXAGON_R20,
945  UNW_HEXAGON_R21,
946  UNW_HEXAGON_R22,
947  UNW_HEXAGON_R23,
948  UNW_HEXAGON_R24,
949  UNW_HEXAGON_R25,
950  UNW_HEXAGON_R26,
951  UNW_HEXAGON_R27,
952  UNW_HEXAGON_R28,
953  UNW_HEXAGON_R29,
954  UNW_HEXAGON_R30,
955  UNW_HEXAGON_R31,
956  UNW_HEXAGON_P3_0,
957  UNW_HEXAGON_PC,
958};
959
960// RISC-V registers. These match the DWARF register numbers defined by section
961// 4 of the RISC-V ELF psABI specification, which can be found at:
962//
963// https://github.com/riscv/riscv-elf-psabi-doc/blob/master/riscv-elf.md
964enum {
965  UNW_RISCV_X0  = 0,
966  UNW_RISCV_X1  = 1,
967  UNW_RISCV_X2  = 2,
968  UNW_RISCV_X3  = 3,
969  UNW_RISCV_X4  = 4,
970  UNW_RISCV_X5  = 5,
971  UNW_RISCV_X6  = 6,
972  UNW_RISCV_X7  = 7,
973  UNW_RISCV_X8  = 8,
974  UNW_RISCV_X9  = 9,
975  UNW_RISCV_X10 = 10,
976  UNW_RISCV_X11 = 11,
977  UNW_RISCV_X12 = 12,
978  UNW_RISCV_X13 = 13,
979  UNW_RISCV_X14 = 14,
980  UNW_RISCV_X15 = 15,
981  UNW_RISCV_X16 = 16,
982  UNW_RISCV_X17 = 17,
983  UNW_RISCV_X18 = 18,
984  UNW_RISCV_X19 = 19,
985  UNW_RISCV_X20 = 20,
986  UNW_RISCV_X21 = 21,
987  UNW_RISCV_X22 = 22,
988  UNW_RISCV_X23 = 23,
989  UNW_RISCV_X24 = 24,
990  UNW_RISCV_X25 = 25,
991  UNW_RISCV_X26 = 26,
992  UNW_RISCV_X27 = 27,
993  UNW_RISCV_X28 = 28,
994  UNW_RISCV_X29 = 29,
995  UNW_RISCV_X30 = 30,
996  UNW_RISCV_X31 = 31,
997  UNW_RISCV_F0  = 32,
998  UNW_RISCV_F1  = 33,
999  UNW_RISCV_F2  = 34,
1000  UNW_RISCV_F3  = 35,
1001  UNW_RISCV_F4  = 36,
1002  UNW_RISCV_F5  = 37,
1003  UNW_RISCV_F6  = 38,
1004  UNW_RISCV_F7  = 39,
1005  UNW_RISCV_F8  = 40,
1006  UNW_RISCV_F9  = 41,
1007  UNW_RISCV_F10 = 42,
1008  UNW_RISCV_F11 = 43,
1009  UNW_RISCV_F12 = 44,
1010  UNW_RISCV_F13 = 45,
1011  UNW_RISCV_F14 = 46,
1012  UNW_RISCV_F15 = 47,
1013  UNW_RISCV_F16 = 48,
1014  UNW_RISCV_F17 = 49,
1015  UNW_RISCV_F18 = 50,
1016  UNW_RISCV_F19 = 51,
1017  UNW_RISCV_F20 = 52,
1018  UNW_RISCV_F21 = 53,
1019  UNW_RISCV_F22 = 54,
1020  UNW_RISCV_F23 = 55,
1021  UNW_RISCV_F24 = 56,
1022  UNW_RISCV_F25 = 57,
1023  UNW_RISCV_F26 = 58,
1024  UNW_RISCV_F27 = 59,
1025  UNW_RISCV_F28 = 60,
1026  UNW_RISCV_F29 = 61,
1027  UNW_RISCV_F30 = 62,
1028  UNW_RISCV_F31 = 63,
1029  // 65-95 -- Reserved for future standard extensions
1030  // 96-127 -- v0-v31 (Vector registers)
1031  // 128-3071 -- Reserved for future standard extensions
1032  // 3072-4095 -- Reserved for custom extensions
1033  // 4096-8191 -- CSRs
1034  //
1035  // VLENB CSR number: 0xC22 -- defined by section 3 of v-spec:
1036  // https://github.com/riscv/riscv-v-spec/blob/master/v-spec.adoc#3-vector-extension-programmers-model
1037  // VLENB DWARF number: 0x1000 + 0xC22
1038  UNW_RISCV_VLENB = 0x1C22,
1039};
1040
1041// VE register numbers
1042enum {
1043  UNW_VE_S0   = 0,
1044  UNW_VE_S1   = 1,
1045  UNW_VE_S2   = 2,
1046  UNW_VE_S3   = 3,
1047  UNW_VE_S4   = 4,
1048  UNW_VE_S5   = 5,
1049  UNW_VE_S6   = 6,
1050  UNW_VE_S7   = 7,
1051  UNW_VE_S8   = 8,
1052  UNW_VE_S9   = 9,
1053  UNW_VE_S10  = 10,
1054  UNW_VE_S11  = 11,
1055  UNW_VE_S12  = 12,
1056  UNW_VE_S13  = 13,
1057  UNW_VE_S14  = 14,
1058  UNW_VE_S15  = 15,
1059  UNW_VE_S16  = 16,
1060  UNW_VE_S17  = 17,
1061  UNW_VE_S18  = 18,
1062  UNW_VE_S19  = 19,
1063  UNW_VE_S20  = 20,
1064  UNW_VE_S21  = 21,
1065  UNW_VE_S22  = 22,
1066  UNW_VE_S23  = 23,
1067  UNW_VE_S24  = 24,
1068  UNW_VE_S25  = 25,
1069  UNW_VE_S26  = 26,
1070  UNW_VE_S27  = 27,
1071  UNW_VE_S28  = 28,
1072  UNW_VE_S29  = 29,
1073  UNW_VE_S30  = 30,
1074  UNW_VE_S31  = 31,
1075  UNW_VE_S32  = 32,
1076  UNW_VE_S33  = 33,
1077  UNW_VE_S34  = 34,
1078  UNW_VE_S35  = 35,
1079  UNW_VE_S36  = 36,
1080  UNW_VE_S37  = 37,
1081  UNW_VE_S38  = 38,
1082  UNW_VE_S39  = 39,
1083  UNW_VE_S40  = 40,
1084  UNW_VE_S41  = 41,
1085  UNW_VE_S42  = 42,
1086  UNW_VE_S43  = 43,
1087  UNW_VE_S44  = 44,
1088  UNW_VE_S45  = 45,
1089  UNW_VE_S46  = 46,
1090  UNW_VE_S47  = 47,
1091  UNW_VE_S48  = 48,
1092  UNW_VE_S49  = 49,
1093  UNW_VE_S50  = 50,
1094  UNW_VE_S51  = 51,
1095  UNW_VE_S52  = 52,
1096  UNW_VE_S53  = 53,
1097  UNW_VE_S54  = 54,
1098  UNW_VE_S55  = 55,
1099  UNW_VE_S56  = 56,
1100  UNW_VE_S57  = 57,
1101  UNW_VE_S58  = 58,
1102  UNW_VE_S59  = 59,
1103  UNW_VE_S60  = 60,
1104  UNW_VE_S61  = 61,
1105  UNW_VE_S62  = 62,
1106  UNW_VE_S63  = 63,
1107  UNW_VE_V0   = 64 + 0,
1108  UNW_VE_V1   = 64 + 1,
1109  UNW_VE_V2   = 64 + 2,
1110  UNW_VE_V3   = 64 + 3,
1111  UNW_VE_V4   = 64 + 4,
1112  UNW_VE_V5   = 64 + 5,
1113  UNW_VE_V6   = 64 + 6,
1114  UNW_VE_V7   = 64 + 7,
1115  UNW_VE_V8   = 64 + 8,
1116  UNW_VE_V9   = 64 + 9,
1117  UNW_VE_V10  = 64 + 10,
1118  UNW_VE_V11  = 64 + 11,
1119  UNW_VE_V12  = 64 + 12,
1120  UNW_VE_V13  = 64 + 13,
1121  UNW_VE_V14  = 64 + 14,
1122  UNW_VE_V15  = 64 + 15,
1123  UNW_VE_V16  = 64 + 16,
1124  UNW_VE_V17  = 64 + 17,
1125  UNW_VE_V18  = 64 + 18,
1126  UNW_VE_V19  = 64 + 19,
1127  UNW_VE_V20  = 64 + 20,
1128  UNW_VE_V21  = 64 + 21,
1129  UNW_VE_V22  = 64 + 22,
1130  UNW_VE_V23  = 64 + 23,
1131  UNW_VE_V24  = 64 + 24,
1132  UNW_VE_V25  = 64 + 25,
1133  UNW_VE_V26  = 64 + 26,
1134  UNW_VE_V27  = 64 + 27,
1135  UNW_VE_V28  = 64 + 28,
1136  UNW_VE_V29  = 64 + 29,
1137  UNW_VE_V30  = 64 + 30,
1138  UNW_VE_V31  = 64 + 31,
1139  UNW_VE_V32  = 64 + 32,
1140  UNW_VE_V33  = 64 + 33,
1141  UNW_VE_V34  = 64 + 34,
1142  UNW_VE_V35  = 64 + 35,
1143  UNW_VE_V36  = 64 + 36,
1144  UNW_VE_V37  = 64 + 37,
1145  UNW_VE_V38  = 64 + 38,
1146  UNW_VE_V39  = 64 + 39,
1147  UNW_VE_V40  = 64 + 40,
1148  UNW_VE_V41  = 64 + 41,
1149  UNW_VE_V42  = 64 + 42,
1150  UNW_VE_V43  = 64 + 43,
1151  UNW_VE_V44  = 64 + 44,
1152  UNW_VE_V45  = 64 + 45,
1153  UNW_VE_V46  = 64 + 46,
1154  UNW_VE_V47  = 64 + 47,
1155  UNW_VE_V48  = 64 + 48,
1156  UNW_VE_V49  = 64 + 49,
1157  UNW_VE_V50  = 64 + 50,
1158  UNW_VE_V51  = 64 + 51,
1159  UNW_VE_V52  = 64 + 52,
1160  UNW_VE_V53  = 64 + 53,
1161  UNW_VE_V54  = 64 + 54,
1162  UNW_VE_V55  = 64 + 55,
1163  UNW_VE_V56  = 64 + 56,
1164  UNW_VE_V57  = 64 + 57,
1165  UNW_VE_V58  = 64 + 58,
1166  UNW_VE_V59  = 64 + 59,
1167  UNW_VE_V60  = 64 + 60,
1168  UNW_VE_V61  = 64 + 61,
1169  UNW_VE_V62  = 64 + 62,
1170  UNW_VE_V63  = 64 + 63,
1171  UNW_VE_VM0  = 128 + 0,
1172  UNW_VE_VM1  = 128 + 1,
1173  UNW_VE_VM2  = 128 + 2,
1174  UNW_VE_VM3  = 128 + 3,
1175  UNW_VE_VM4  = 128 + 4,
1176  UNW_VE_VM5  = 128 + 5,
1177  UNW_VE_VM6  = 128 + 6,
1178  UNW_VE_VM7  = 128 + 7,
1179  UNW_VE_VM8  = 128 + 8,
1180  UNW_VE_VM9  = 128 + 9,
1181  UNW_VE_VM10 = 128 + 10,
1182  UNW_VE_VM11 = 128 + 11,
1183  UNW_VE_VM12 = 128 + 12,
1184  UNW_VE_VM13 = 128 + 13,
1185  UNW_VE_VM14 = 128 + 14,
1186  UNW_VE_VM15 = 128 + 15, // = 143
1187
1188  // Following registers don't have DWARF register numbers.
1189  UNW_VE_VIXR = 144,
1190  UNW_VE_VL   = 145,
1191};
1192
1193// s390x register numbers
1194enum {
1195  UNW_S390X_R0      = 0,
1196  UNW_S390X_R1      = 1,
1197  UNW_S390X_R2      = 2,
1198  UNW_S390X_R3      = 3,
1199  UNW_S390X_R4      = 4,
1200  UNW_S390X_R5      = 5,
1201  UNW_S390X_R6      = 6,
1202  UNW_S390X_R7      = 7,
1203  UNW_S390X_R8      = 8,
1204  UNW_S390X_R9      = 9,
1205  UNW_S390X_R10     = 10,
1206  UNW_S390X_R11     = 11,
1207  UNW_S390X_R12     = 12,
1208  UNW_S390X_R13     = 13,
1209  UNW_S390X_R14     = 14,
1210  UNW_S390X_R15     = 15,
1211  UNW_S390X_F0      = 16,
1212  UNW_S390X_F2      = 17,
1213  UNW_S390X_F4      = 18,
1214  UNW_S390X_F6      = 19,
1215  UNW_S390X_F1      = 20,
1216  UNW_S390X_F3      = 21,
1217  UNW_S390X_F5      = 22,
1218  UNW_S390X_F7      = 23,
1219  UNW_S390X_F8      = 24,
1220  UNW_S390X_F10     = 25,
1221  UNW_S390X_F12     = 26,
1222  UNW_S390X_F14     = 27,
1223  UNW_S390X_F9      = 28,
1224  UNW_S390X_F11     = 29,
1225  UNW_S390X_F13     = 30,
1226  UNW_S390X_F15     = 31,
1227  // 32-47 Control Registers
1228  // 48-63 Access Registers
1229  UNW_S390X_PSWM    = 64,
1230  UNW_S390X_PSWA    = 65,
1231  // 66-67 Reserved
1232  // 68-83 Vector Registers %v16-%v31
1233};
1234
1235// LoongArch registers.
1236enum {
1237  UNW_LOONGARCH_R0 = 0,
1238  UNW_LOONGARCH_R1 = 1,
1239  UNW_LOONGARCH_R2 = 2,
1240  UNW_LOONGARCH_R3 = 3,
1241  UNW_LOONGARCH_R4 = 4,
1242  UNW_LOONGARCH_R5 = 5,
1243  UNW_LOONGARCH_R6 = 6,
1244  UNW_LOONGARCH_R7 = 7,
1245  UNW_LOONGARCH_R8 = 8,
1246  UNW_LOONGARCH_R9 = 9,
1247  UNW_LOONGARCH_R10 = 10,
1248  UNW_LOONGARCH_R11 = 11,
1249  UNW_LOONGARCH_R12 = 12,
1250  UNW_LOONGARCH_R13 = 13,
1251  UNW_LOONGARCH_R14 = 14,
1252  UNW_LOONGARCH_R15 = 15,
1253  UNW_LOONGARCH_R16 = 16,
1254  UNW_LOONGARCH_R17 = 17,
1255  UNW_LOONGARCH_R18 = 18,
1256  UNW_LOONGARCH_R19 = 19,
1257  UNW_LOONGARCH_R20 = 20,
1258  UNW_LOONGARCH_R21 = 21,
1259  UNW_LOONGARCH_R22 = 22,
1260  UNW_LOONGARCH_R23 = 23,
1261  UNW_LOONGARCH_R24 = 24,
1262  UNW_LOONGARCH_R25 = 25,
1263  UNW_LOONGARCH_R26 = 26,
1264  UNW_LOONGARCH_R27 = 27,
1265  UNW_LOONGARCH_R28 = 28,
1266  UNW_LOONGARCH_R29 = 29,
1267  UNW_LOONGARCH_R30 = 30,
1268  UNW_LOONGARCH_R31 = 31,
1269  UNW_LOONGARCH_F0 = 32,
1270  UNW_LOONGARCH_F1 = 33,
1271  UNW_LOONGARCH_F2 = 34,
1272  UNW_LOONGARCH_F3 = 35,
1273  UNW_LOONGARCH_F4 = 36,
1274  UNW_LOONGARCH_F5 = 37,
1275  UNW_LOONGARCH_F6 = 38,
1276  UNW_LOONGARCH_F7 = 39,
1277  UNW_LOONGARCH_F8 = 40,
1278  UNW_LOONGARCH_F9 = 41,
1279  UNW_LOONGARCH_F10 = 42,
1280  UNW_LOONGARCH_F11 = 43,
1281  UNW_LOONGARCH_F12 = 44,
1282  UNW_LOONGARCH_F13 = 45,
1283  UNW_LOONGARCH_F14 = 46,
1284  UNW_LOONGARCH_F15 = 47,
1285  UNW_LOONGARCH_F16 = 48,
1286  UNW_LOONGARCH_F17 = 49,
1287  UNW_LOONGARCH_F18 = 50,
1288  UNW_LOONGARCH_F19 = 51,
1289  UNW_LOONGARCH_F20 = 52,
1290  UNW_LOONGARCH_F21 = 53,
1291  UNW_LOONGARCH_F22 = 54,
1292  UNW_LOONGARCH_F23 = 55,
1293  UNW_LOONGARCH_F24 = 56,
1294  UNW_LOONGARCH_F25 = 57,
1295  UNW_LOONGARCH_F26 = 58,
1296  UNW_LOONGARCH_F27 = 59,
1297  UNW_LOONGARCH_F28 = 60,
1298  UNW_LOONGARCH_F29 = 61,
1299  UNW_LOONGARCH_F30 = 62,
1300  UNW_LOONGARCH_F31 = 63,
1301};
1302
1303#endif
1304