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1  /* This file defines standard DWARF types, structures, and macros.
2     Copyright (C) 2000-2011, 2014, 2016, 2017, 2018 Red Hat, Inc.
3     This file is part of elfutils.
4  
5     This file is free software; you can redistribute it and/or modify
6     it under the terms of either
7  
8       * the GNU Lesser General Public License as published by the Free
9         Software Foundation; either version 3 of the License, or (at
10         your option) any later version
11  
12     or
13  
14       * the GNU General Public License as published by the Free
15         Software Foundation; either version 2 of the License, or (at
16         your option) any later version
17  
18     or both in parallel, as here.
19  
20     elfutils is distributed in the hope that it will be useful, but
21     WITHOUT ANY WARRANTY; without even the implied warranty of
22     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
23     General Public License for more details.
24  
25     You should have received copies of the GNU General Public License and
26     the GNU Lesser General Public License along with this program.  If
27     not, see <http://www.gnu.org/licenses/>.  */
28  
29  #ifndef _DWARF_H
30  #define	_DWARF_H 1
31  
32  /* DWARF Unit Header Types.  */
33  enum
34    {
35      DW_UT_compile = 0x01,
36      DW_UT_type = 0x02,
37      DW_UT_partial = 0x03,
38      DW_UT_skeleton = 0x04,
39      DW_UT_split_compile = 0x05,
40      DW_UT_split_type = 0x06,
41  
42      DW_UT_lo_user = 0x80,
43      DW_UT_hi_user = 0xff
44    };
45  
46  /* DWARF tags.  */
47  enum
48    {
49      DW_TAG_array_type = 0x01,
50      DW_TAG_class_type = 0x02,
51      DW_TAG_entry_point = 0x03,
52      DW_TAG_enumeration_type = 0x04,
53      DW_TAG_formal_parameter = 0x05,
54      /* 0x06 reserved.  */
55      /* 0x07 reserved.  */
56      DW_TAG_imported_declaration = 0x08,
57      /* 0x09 reserved.  */
58      DW_TAG_label = 0x0a,
59      DW_TAG_lexical_block = 0x0b,
60      /* 0x0c reserved.  */
61      DW_TAG_member = 0x0d,
62      /* 0x0e reserved.  */
63      DW_TAG_pointer_type = 0x0f,
64      DW_TAG_reference_type = 0x10,
65      DW_TAG_compile_unit = 0x11,
66      DW_TAG_string_type = 0x12,
67      DW_TAG_structure_type = 0x13,
68      /* 0x14 reserved.  */
69      DW_TAG_subroutine_type = 0x15,
70      DW_TAG_typedef = 0x16,
71      DW_TAG_union_type = 0x17,
72      DW_TAG_unspecified_parameters = 0x18,
73      DW_TAG_variant = 0x19,
74      DW_TAG_common_block = 0x1a,
75      DW_TAG_common_inclusion = 0x1b,
76      DW_TAG_inheritance = 0x1c,
77      DW_TAG_inlined_subroutine = 0x1d,
78      DW_TAG_module = 0x1e,
79      DW_TAG_ptr_to_member_type = 0x1f,
80      DW_TAG_set_type = 0x20,
81      DW_TAG_subrange_type = 0x21,
82      DW_TAG_with_stmt = 0x22,
83      DW_TAG_access_declaration = 0x23,
84      DW_TAG_base_type = 0x24,
85      DW_TAG_catch_block = 0x25,
86      DW_TAG_const_type = 0x26,
87      DW_TAG_constant = 0x27,
88      DW_TAG_enumerator = 0x28,
89      DW_TAG_file_type = 0x29,
90      DW_TAG_friend = 0x2a,
91      DW_TAG_namelist = 0x2b,
92      DW_TAG_namelist_item = 0x2c,
93      DW_TAG_packed_type = 0x2d,
94      DW_TAG_subprogram = 0x2e,
95      DW_TAG_template_type_parameter = 0x2f,
96      DW_TAG_template_value_parameter = 0x30,
97      DW_TAG_thrown_type = 0x31,
98      DW_TAG_try_block = 0x32,
99      DW_TAG_variant_part = 0x33,
100      DW_TAG_variable = 0x34,
101      DW_TAG_volatile_type = 0x35,
102      DW_TAG_dwarf_procedure = 0x36,
103      DW_TAG_restrict_type = 0x37,
104      DW_TAG_interface_type = 0x38,
105      DW_TAG_namespace = 0x39,
106      DW_TAG_imported_module = 0x3a,
107      DW_TAG_unspecified_type = 0x3b,
108      DW_TAG_partial_unit = 0x3c,
109      DW_TAG_imported_unit = 0x3d,
110      /* 0x3e reserved.  Was DW_TAG_mutable_type.  */
111      DW_TAG_condition = 0x3f,
112      DW_TAG_shared_type = 0x40,
113      DW_TAG_type_unit = 0x41,
114      DW_TAG_rvalue_reference_type = 0x42,
115      DW_TAG_template_alias = 0x43,
116      DW_TAG_coarray_type = 0x44,
117      DW_TAG_generic_subrange = 0x45,
118      DW_TAG_dynamic_type = 0x46,
119      DW_TAG_atomic_type = 0x47,
120      DW_TAG_call_site = 0x48,
121      DW_TAG_call_site_parameter = 0x49,
122      DW_TAG_skeleton_unit = 0x4a,
123      DW_TAG_immutable_type = 0x4b,
124  
125      DW_TAG_lo_user = 0x4080,
126  
127      DW_TAG_MIPS_loop = 0x4081,
128      DW_TAG_format_label = 0x4101,
129      DW_TAG_function_template = 0x4102,
130      DW_TAG_class_template = 0x4103,
131  
132      DW_TAG_GNU_BINCL = 0x4104,
133      DW_TAG_GNU_EINCL = 0x4105,
134  
135      DW_TAG_GNU_template_template_param = 0x4106,
136      DW_TAG_GNU_template_parameter_pack = 0x4107,
137      DW_TAG_GNU_formal_parameter_pack = 0x4108,
138      DW_TAG_GNU_call_site = 0x4109,
139      DW_TAG_GNU_call_site_parameter = 0x410a,
140  
141      DW_TAG_hi_user = 0xffff
142    };
143  
144  
145  /* Children determination encodings.  */
146  enum
147    {
148      DW_CHILDREN_no = 0,
149      DW_CHILDREN_yes = 1
150    };
151  
152  
153  /* DWARF attributes encodings.  */
154  enum
155    {
156      DW_AT_sibling = 0x01,
157      DW_AT_location = 0x02,
158      DW_AT_name = 0x03,
159      /* 0x04 reserved.  */
160      /* 0x05 reserved.  */
161      /* 0x06 reserved.  */
162      /* 0x07 reserved.  */
163      /* 0x08 reserved.  */
164      DW_AT_ordering = 0x09,
165      /* 0x0a reserved.  */
166      DW_AT_byte_size = 0x0b,
167      DW_AT_bit_offset = 0x0c,  /* Deprecated in DWARF4.  */
168      DW_AT_bit_size = 0x0d,
169      /* 0x0e reserved.  */
170      /* 0x0f reserved.  */
171      DW_AT_stmt_list = 0x10,
172      DW_AT_low_pc = 0x11,
173      DW_AT_high_pc = 0x12,
174      DW_AT_language = 0x13,
175      /* 0x14 reserved.  */
176      DW_AT_discr = 0x15,
177      DW_AT_discr_value = 0x16,
178      DW_AT_visibility = 0x17,
179      DW_AT_import = 0x18,
180      DW_AT_string_length = 0x19,
181      DW_AT_common_reference = 0x1a,
182      DW_AT_comp_dir = 0x1b,
183      DW_AT_const_value = 0x1c,
184      DW_AT_containing_type = 0x1d,
185      DW_AT_default_value = 0x1e,
186      /* 0x1f reserved.  */
187      DW_AT_inline = 0x20,
188      DW_AT_is_optional = 0x21,
189      DW_AT_lower_bound = 0x22,
190      /* 0x23 reserved.  */
191      /* 0x24 reserved.  */
192      DW_AT_producer = 0x25,
193      /* 0x26 reserved.  */
194      DW_AT_prototyped = 0x27,
195      /* 0x28 reserved.  */
196      /* 0x29 reserved.  */
197      DW_AT_return_addr = 0x2a,
198      /* 0x2b reserved.  */
199      DW_AT_start_scope = 0x2c,
200      /* 0x2d reserved.  */
201      DW_AT_bit_stride = 0x2e,
202      DW_AT_upper_bound = 0x2f,
203      /* 0x30 reserved.  */
204      DW_AT_abstract_origin = 0x31,
205      DW_AT_accessibility = 0x32,
206      DW_AT_address_class = 0x33,
207      DW_AT_artificial = 0x34,
208      DW_AT_base_types = 0x35,
209      DW_AT_calling_convention = 0x36,
210      DW_AT_count = 0x37,
211      DW_AT_data_member_location = 0x38,
212      DW_AT_decl_column = 0x39,
213      DW_AT_decl_file = 0x3a,
214      DW_AT_decl_line = 0x3b,
215      DW_AT_declaration = 0x3c,
216      DW_AT_discr_list = 0x3d,
217      DW_AT_encoding = 0x3e,
218      DW_AT_external = 0x3f,
219      DW_AT_frame_base = 0x40,
220      DW_AT_friend = 0x41,
221      DW_AT_identifier_case = 0x42,
222      DW_AT_macro_info = 0x43, /* Deprecated in DWARF5.  */
223      DW_AT_namelist_item = 0x44,
224      DW_AT_priority = 0x45,
225      DW_AT_segment = 0x46,
226      DW_AT_specification = 0x47,
227      DW_AT_static_link = 0x48,
228      DW_AT_type = 0x49,
229      DW_AT_use_location = 0x4a,
230      DW_AT_variable_parameter = 0x4b,
231      DW_AT_virtuality = 0x4c,
232      DW_AT_vtable_elem_location = 0x4d,
233      DW_AT_allocated = 0x4e,
234      DW_AT_associated = 0x4f,
235      DW_AT_data_location = 0x50,
236      DW_AT_byte_stride = 0x51,
237      DW_AT_entry_pc = 0x52,
238      DW_AT_use_UTF8 = 0x53,
239      DW_AT_extension = 0x54,
240      DW_AT_ranges = 0x55,
241      DW_AT_trampoline = 0x56,
242      DW_AT_call_column = 0x57,
243      DW_AT_call_file = 0x58,
244      DW_AT_call_line = 0x59,
245      DW_AT_description = 0x5a,
246      DW_AT_binary_scale = 0x5b,
247      DW_AT_decimal_scale = 0x5c,
248      DW_AT_small = 0x5d,
249      DW_AT_decimal_sign = 0x5e,
250      DW_AT_digit_count = 0x5f,
251      DW_AT_picture_string = 0x60,
252      DW_AT_mutable = 0x61,
253      DW_AT_threads_scaled = 0x62,
254      DW_AT_explicit = 0x63,
255      DW_AT_object_pointer = 0x64,
256      DW_AT_endianity = 0x65,
257      DW_AT_elemental = 0x66,
258      DW_AT_pure = 0x67,
259      DW_AT_recursive = 0x68,
260      DW_AT_signature = 0x69,
261      DW_AT_main_subprogram = 0x6a,
262      DW_AT_data_bit_offset = 0x6b,
263      DW_AT_const_expr = 0x6c,
264      DW_AT_enum_class = 0x6d,
265      DW_AT_linkage_name = 0x6e,
266      DW_AT_string_length_bit_size = 0x6f,
267      DW_AT_string_length_byte_size = 0x70,
268      DW_AT_rank = 0x71,
269      DW_AT_str_offsets_base = 0x72,
270      DW_AT_addr_base = 0x73,
271      DW_AT_rnglists_base = 0x74,
272      /* 0x75 reserved.  */
273      DW_AT_dwo_name = 0x76,
274      DW_AT_reference = 0x77,
275      DW_AT_rvalue_reference = 0x78,
276      DW_AT_macros = 0x79,
277      DW_AT_call_all_calls = 0x7a,
278      DW_AT_call_all_source_calls = 0x7b,
279      DW_AT_call_all_tail_calls = 0x7c,
280      DW_AT_call_return_pc = 0x7d,
281      DW_AT_call_value = 0x7e,
282      DW_AT_call_origin = 0x7f,
283      DW_AT_call_parameter = 0x80,
284      DW_AT_call_pc = 0x81,
285      DW_AT_call_tail_call = 0x82,
286      DW_AT_call_target = 0x83,
287      DW_AT_call_target_clobbered = 0x84,
288      DW_AT_call_data_location = 0x85,
289      DW_AT_call_data_value = 0x86,
290      DW_AT_noreturn = 0x87,
291      DW_AT_alignment = 0x88,
292      DW_AT_export_symbols = 0x89,
293      DW_AT_deleted = 0x8a,
294      DW_AT_defaulted = 0x8b,
295      DW_AT_loclists_base = 0x8c,
296  
297      DW_AT_lo_user = 0x2000,
298  
299      DW_AT_MIPS_fde = 0x2001,
300      DW_AT_MIPS_loop_begin = 0x2002,
301      DW_AT_MIPS_tail_loop_begin = 0x2003,
302      DW_AT_MIPS_epilog_begin = 0x2004,
303      DW_AT_MIPS_loop_unroll_factor = 0x2005,
304      DW_AT_MIPS_software_pipeline_depth = 0x2006,
305      DW_AT_MIPS_linkage_name = 0x2007,
306      DW_AT_MIPS_stride = 0x2008,
307      DW_AT_MIPS_abstract_name = 0x2009,
308      DW_AT_MIPS_clone_origin = 0x200a,
309      DW_AT_MIPS_has_inlines = 0x200b,
310      DW_AT_MIPS_stride_byte = 0x200c,
311      DW_AT_MIPS_stride_elem = 0x200d,
312      DW_AT_MIPS_ptr_dopetype = 0x200e,
313      DW_AT_MIPS_allocatable_dopetype = 0x200f,
314      DW_AT_MIPS_assumed_shape_dopetype = 0x2010,
315      DW_AT_MIPS_assumed_size = 0x2011,
316  
317      /* GNU extensions.  */
318      DW_AT_sf_names = 0x2101,
319      DW_AT_src_info = 0x2102,
320      DW_AT_mac_info = 0x2103,
321      DW_AT_src_coords = 0x2104,
322      DW_AT_body_begin = 0x2105,
323      DW_AT_body_end = 0x2106,
324      DW_AT_GNU_vector = 0x2107,
325      DW_AT_GNU_guarded_by = 0x2108,
326      DW_AT_GNU_pt_guarded_by = 0x2109,
327      DW_AT_GNU_guarded = 0x210a,
328      DW_AT_GNU_pt_guarded = 0x210b,
329      DW_AT_GNU_locks_excluded = 0x210c,
330      DW_AT_GNU_exclusive_locks_required = 0x210d,
331      DW_AT_GNU_shared_locks_required = 0x210e,
332      DW_AT_GNU_odr_signature = 0x210f,
333      DW_AT_GNU_template_name = 0x2110,
334      DW_AT_GNU_call_site_value = 0x2111,
335      DW_AT_GNU_call_site_data_value = 0x2112,
336      DW_AT_GNU_call_site_target = 0x2113,
337      DW_AT_GNU_call_site_target_clobbered = 0x2114,
338      DW_AT_GNU_tail_call = 0x2115,
339      DW_AT_GNU_all_tail_call_sites = 0x2116,
340      DW_AT_GNU_all_call_sites = 0x2117,
341      DW_AT_GNU_all_source_call_sites = 0x2118,
342      DW_AT_GNU_locviews = 0x2137,
343      DW_AT_GNU_entry_view = 0x2138,
344      DW_AT_GNU_macros = 0x2119,
345      DW_AT_GNU_deleted = 0x211a,
346      /* GNU Debug Fission extensions.  */
347      DW_AT_GNU_dwo_name = 0x2130,
348      DW_AT_GNU_dwo_id = 0x2131,
349      DW_AT_GNU_ranges_base = 0x2132,
350      DW_AT_GNU_addr_base = 0x2133,
351      DW_AT_GNU_pubnames = 0x2134,
352      DW_AT_GNU_pubtypes = 0x2135,
353  
354      DW_AT_hi_user = 0x3fff
355    };
356  
357  /* Old unofficially attribute names.  Should not be used.
358     Will not appear in known-dwarf.h  */
359  
360  /* DWARF1 array subscripts and element data types.  */
361  #define DW_AT_subscr_data	0x0a
362  /* DWARF1 enumeration literals.  */
363  #define DW_AT_element_list	0x0f
364  /* DWARF1 reference for variable to member structure, class or union.  */
365  #define DW_AT_member		0x14
366  
367  /* DWARF form encodings.  */
368  enum
369    {
370      DW_FORM_addr = 0x01,
371      DW_FORM_block2 = 0x03,
372      DW_FORM_block4 = 0x04,
373      DW_FORM_data2 = 0x05,
374      DW_FORM_data4 = 0x06,
375      DW_FORM_data8 = 0x07,
376      DW_FORM_string = 0x08,
377      DW_FORM_block = 0x09,
378      DW_FORM_block1 = 0x0a,
379      DW_FORM_data1 = 0x0b,
380      DW_FORM_flag = 0x0c,
381      DW_FORM_sdata = 0x0d,
382      DW_FORM_strp = 0x0e,
383      DW_FORM_udata = 0x0f,
384      DW_FORM_ref_addr = 0x10,
385      DW_FORM_ref1 = 0x11,
386      DW_FORM_ref2 = 0x12,
387      DW_FORM_ref4 = 0x13,
388      DW_FORM_ref8 = 0x14,
389      DW_FORM_ref_udata = 0x15,
390      DW_FORM_indirect = 0x16,
391      DW_FORM_sec_offset = 0x17,
392      DW_FORM_exprloc = 0x18,
393      DW_FORM_flag_present = 0x19,
394      DW_FORM_strx = 0x1a,
395      DW_FORM_addrx = 0x1b,
396      DW_FORM_ref_sup4 = 0x1c,
397      DW_FORM_strp_sup = 0x1d,
398      DW_FORM_data16 = 0x1e,
399      DW_FORM_line_strp = 0x1f,
400      DW_FORM_ref_sig8 = 0x20,
401      DW_FORM_implicit_const = 0x21,
402      DW_FORM_loclistx = 0x22,
403      DW_FORM_rnglistx = 0x23,
404      DW_FORM_ref_sup8 = 0x24,
405      DW_FORM_strx1 = 0x25,
406      DW_FORM_strx2 = 0x26,
407      DW_FORM_strx3 = 0x27,
408      DW_FORM_strx4 = 0x28,
409      DW_FORM_addrx1 = 0x29,
410      DW_FORM_addrx2 = 0x2a,
411      DW_FORM_addrx3 = 0x2b,
412      DW_FORM_addrx4 = 0x2c,
413  
414      /* GNU Debug Fission extensions.  */
415      DW_FORM_GNU_addr_index = 0x1f01,
416      DW_FORM_GNU_str_index = 0x1f02,
417  
418      DW_FORM_GNU_ref_alt = 0x1f20, /* offset in alternate .debuginfo.  */
419      DW_FORM_GNU_strp_alt = 0x1f21 /* offset in alternate .debug_str. */
420    };
421  
422  
423  /* DWARF location operation encodings.  */
424  enum
425    {
426      DW_OP_addr = 0x03,		/* Constant address.  */
427      DW_OP_deref = 0x06,
428      DW_OP_const1u = 0x08,	/* Unsigned 1-byte constant.  */
429      DW_OP_const1s = 0x09,	/* Signed 1-byte constant.  */
430      DW_OP_const2u = 0x0a,	/* Unsigned 2-byte constant.  */
431      DW_OP_const2s = 0x0b,	/* Signed 2-byte constant.  */
432      DW_OP_const4u = 0x0c,	/* Unsigned 4-byte constant.  */
433      DW_OP_const4s = 0x0d,	/* Signed 4-byte constant.  */
434      DW_OP_const8u = 0x0e,	/* Unsigned 8-byte constant.  */
435      DW_OP_const8s = 0x0f,	/* Signed 8-byte constant.  */
436      DW_OP_constu = 0x10,	/* Unsigned LEB128 constant.  */
437      DW_OP_consts = 0x11,	/* Signed LEB128 constant.  */
438      DW_OP_dup = 0x12,
439      DW_OP_drop = 0x13,
440      DW_OP_over = 0x14,
441      DW_OP_pick = 0x15,		/* 1-byte stack index.  */
442      DW_OP_swap = 0x16,
443      DW_OP_rot = 0x17,
444      DW_OP_xderef = 0x18,
445      DW_OP_abs = 0x19,
446      DW_OP_and = 0x1a,
447      DW_OP_div = 0x1b,
448      DW_OP_minus = 0x1c,
449      DW_OP_mod = 0x1d,
450      DW_OP_mul = 0x1e,
451      DW_OP_neg = 0x1f,
452      DW_OP_not = 0x20,
453      DW_OP_or = 0x21,
454      DW_OP_plus = 0x22,
455      DW_OP_plus_uconst = 0x23,	/* Unsigned LEB128 addend.  */
456      DW_OP_shl = 0x24,
457      DW_OP_shr = 0x25,
458      DW_OP_shra = 0x26,
459      DW_OP_xor = 0x27,
460      DW_OP_bra = 0x28,		/* Signed 2-byte constant.  */
461      DW_OP_eq = 0x29,
462      DW_OP_ge = 0x2a,
463      DW_OP_gt = 0x2b,
464      DW_OP_le = 0x2c,
465      DW_OP_lt = 0x2d,
466      DW_OP_ne = 0x2e,
467      DW_OP_skip = 0x2f,		/* Signed 2-byte constant.  */
468      DW_OP_lit0 = 0x30,		/* Literal 0.  */
469      DW_OP_lit1 = 0x31,		/* Literal 1.  */
470      DW_OP_lit2 = 0x32,		/* Literal 2.  */
471      DW_OP_lit3 = 0x33,		/* Literal 3.  */
472      DW_OP_lit4 = 0x34,		/* Literal 4.  */
473      DW_OP_lit5 = 0x35,		/* Literal 5.  */
474      DW_OP_lit6 = 0x36,		/* Literal 6.  */
475      DW_OP_lit7 = 0x37,		/* Literal 7.  */
476      DW_OP_lit8 = 0x38,		/* Literal 8.  */
477      DW_OP_lit9 = 0x39,		/* Literal 9.  */
478      DW_OP_lit10 = 0x3a,		/* Literal 10.  */
479      DW_OP_lit11 = 0x3b,		/* Literal 11.  */
480      DW_OP_lit12 = 0x3c,		/* Literal 12.  */
481      DW_OP_lit13 = 0x3d,		/* Literal 13.  */
482      DW_OP_lit14 = 0x3e,		/* Literal 14.  */
483      DW_OP_lit15 = 0x3f,		/* Literal 15.  */
484      DW_OP_lit16 = 0x40,		/* Literal 16.  */
485      DW_OP_lit17 = 0x41,		/* Literal 17.  */
486      DW_OP_lit18 = 0x42,		/* Literal 18.  */
487      DW_OP_lit19 = 0x43,		/* Literal 19.  */
488      DW_OP_lit20 = 0x44,		/* Literal 20.  */
489      DW_OP_lit21 = 0x45,		/* Literal 21.  */
490      DW_OP_lit22 = 0x46,		/* Literal 22.  */
491      DW_OP_lit23 = 0x47,		/* Literal 23.  */
492      DW_OP_lit24 = 0x48,		/* Literal 24.  */
493      DW_OP_lit25 = 0x49,		/* Literal 25.  */
494      DW_OP_lit26 = 0x4a,		/* Literal 26.  */
495      DW_OP_lit27 = 0x4b,		/* Literal 27.  */
496      DW_OP_lit28 = 0x4c,		/* Literal 28.  */
497      DW_OP_lit29 = 0x4d,		/* Literal 29.  */
498      DW_OP_lit30 = 0x4e,		/* Literal 30.  */
499      DW_OP_lit31 = 0x4f,		/* Literal 31.  */
500      DW_OP_reg0 = 0x50,		/* Register 0.  */
501      DW_OP_reg1 = 0x51,		/* Register 1.  */
502      DW_OP_reg2 = 0x52,		/* Register 2.  */
503      DW_OP_reg3 = 0x53,		/* Register 3.  */
504      DW_OP_reg4 = 0x54,		/* Register 4.  */
505      DW_OP_reg5 = 0x55,		/* Register 5.  */
506      DW_OP_reg6 = 0x56,		/* Register 6.  */
507      DW_OP_reg7 = 0x57,		/* Register 7.  */
508      DW_OP_reg8 = 0x58,		/* Register 8.  */
509      DW_OP_reg9 = 0x59,		/* Register 9.  */
510      DW_OP_reg10 = 0x5a,		/* Register 10.  */
511      DW_OP_reg11 = 0x5b,		/* Register 11.  */
512      DW_OP_reg12 = 0x5c,		/* Register 12.  */
513      DW_OP_reg13 = 0x5d,		/* Register 13.  */
514      DW_OP_reg14 = 0x5e,		/* Register 14.  */
515      DW_OP_reg15 = 0x5f,		/* Register 15.  */
516      DW_OP_reg16 = 0x60,		/* Register 16.  */
517      DW_OP_reg17 = 0x61,		/* Register 17.  */
518      DW_OP_reg18 = 0x62,		/* Register 18.  */
519      DW_OP_reg19 = 0x63,		/* Register 19.  */
520      DW_OP_reg20 = 0x64,		/* Register 20.  */
521      DW_OP_reg21 = 0x65,		/* Register 21.  */
522      DW_OP_reg22 = 0x66,		/* Register 22.  */
523      DW_OP_reg23 = 0x67,		/* Register 24.  */
524      DW_OP_reg24 = 0x68,		/* Register 24.  */
525      DW_OP_reg25 = 0x69,		/* Register 25.  */
526      DW_OP_reg26 = 0x6a,		/* Register 26.  */
527      DW_OP_reg27 = 0x6b,		/* Register 27.  */
528      DW_OP_reg28 = 0x6c,		/* Register 28.  */
529      DW_OP_reg29 = 0x6d,		/* Register 29.  */
530      DW_OP_reg30 = 0x6e,		/* Register 30.  */
531      DW_OP_reg31 = 0x6f,		/* Register 31.  */
532      DW_OP_breg0 = 0x70,		/* Base register 0.  */
533      DW_OP_breg1 = 0x71,		/* Base register 1.  */
534      DW_OP_breg2 = 0x72,		/* Base register 2.  */
535      DW_OP_breg3 = 0x73,		/* Base register 3.  */
536      DW_OP_breg4 = 0x74,		/* Base register 4.  */
537      DW_OP_breg5 = 0x75,		/* Base register 5.  */
538      DW_OP_breg6 = 0x76,		/* Base register 6.  */
539      DW_OP_breg7 = 0x77,		/* Base register 7.  */
540      DW_OP_breg8 = 0x78,		/* Base register 8.  */
541      DW_OP_breg9 = 0x79,		/* Base register 9.  */
542      DW_OP_breg10 = 0x7a,	/* Base register 10.  */
543      DW_OP_breg11 = 0x7b,	/* Base register 11.  */
544      DW_OP_breg12 = 0x7c,	/* Base register 12.  */
545      DW_OP_breg13 = 0x7d,	/* Base register 13.  */
546      DW_OP_breg14 = 0x7e,	/* Base register 14.  */
547      DW_OP_breg15 = 0x7f,	/* Base register 15.  */
548      DW_OP_breg16 = 0x80,	/* Base register 16.  */
549      DW_OP_breg17 = 0x81,	/* Base register 17.  */
550      DW_OP_breg18 = 0x82,	/* Base register 18.  */
551      DW_OP_breg19 = 0x83,	/* Base register 19.  */
552      DW_OP_breg20 = 0x84,	/* Base register 20.  */
553      DW_OP_breg21 = 0x85,	/* Base register 21.  */
554      DW_OP_breg22 = 0x86,	/* Base register 22.  */
555      DW_OP_breg23 = 0x87,	/* Base register 23.  */
556      DW_OP_breg24 = 0x88,	/* Base register 24.  */
557      DW_OP_breg25 = 0x89,	/* Base register 25.  */
558      DW_OP_breg26 = 0x8a,	/* Base register 26.  */
559      DW_OP_breg27 = 0x8b,	/* Base register 27.  */
560      DW_OP_breg28 = 0x8c,	/* Base register 28.  */
561      DW_OP_breg29 = 0x8d,	/* Base register 29.  */
562      DW_OP_breg30 = 0x8e,	/* Base register 30.  */
563      DW_OP_breg31 = 0x8f,	/* Base register 31.  */
564      DW_OP_regx = 0x90,		/* Unsigned LEB128 register.  */
565      DW_OP_fbreg = 0x91,		/* Signed LEB128 offset.  */
566      DW_OP_bregx = 0x92,		/* ULEB128 register followed by SLEB128 off. */
567      DW_OP_piece = 0x93,		/* ULEB128 size of piece addressed. */
568      DW_OP_deref_size = 0x94,	/* 1-byte size of data retrieved.  */
569      DW_OP_xderef_size = 0x95,	/* 1-byte size of data retrieved.  */
570      DW_OP_nop = 0x96,
571      DW_OP_push_object_address = 0x97,
572      DW_OP_call2 = 0x98,
573      DW_OP_call4 = 0x99,
574      DW_OP_call_ref = 0x9a,
575      DW_OP_form_tls_address = 0x9b,/* TLS offset to address in current thread */
576      DW_OP_call_frame_cfa = 0x9c,/* CFA as determined by CFI.  */
577      DW_OP_bit_piece = 0x9d,	/* ULEB128 size and ULEB128 offset in bits.  */
578      DW_OP_implicit_value = 0x9e, /* DW_FORM_block follows opcode.  */
579      DW_OP_stack_value = 0x9f,	 /* No operands, special like DW_OP_piece.  */
580  
581      DW_OP_implicit_pointer = 0xa0,
582      DW_OP_addrx = 0xa1,
583      DW_OP_constx = 0xa2,
584      DW_OP_entry_value = 0xa3,
585      DW_OP_const_type = 0xa4,
586      DW_OP_regval_type = 0xa5,
587      DW_OP_deref_type = 0xa6,
588      DW_OP_xderef_type = 0xa7,
589      DW_OP_convert = 0xa8,
590      DW_OP_reinterpret = 0xa9,
591  
592      /* GNU extensions.  */
593      DW_OP_GNU_push_tls_address = 0xe0,
594      DW_OP_GNU_uninit = 0xf0,
595      DW_OP_GNU_encoded_addr = 0xf1,
596      DW_OP_GNU_implicit_pointer = 0xf2,
597      DW_OP_GNU_entry_value = 0xf3,
598      DW_OP_GNU_const_type = 0xf4,
599      DW_OP_GNU_regval_type = 0xf5,
600      DW_OP_GNU_deref_type = 0xf6,
601      DW_OP_GNU_convert = 0xf7,
602      DW_OP_GNU_reinterpret = 0xf9,
603      DW_OP_GNU_parameter_ref = 0xfa,
604  
605      /* GNU Debug Fission extensions.  */
606      DW_OP_GNU_addr_index = 0xfb,
607      DW_OP_GNU_const_index = 0xfc,
608  
609      DW_OP_GNU_variable_value = 0xfd,
610  
611      DW_OP_lo_user = 0xe0,	/* Implementation-defined range start.  */
612      DW_OP_hi_user = 0xff	/* Implementation-defined range end.  */
613    };
614  
615  
616  /* DWARF base type encodings.  */
617  enum
618    {
619      DW_ATE_void = 0x0,
620      DW_ATE_address = 0x1,
621      DW_ATE_boolean = 0x2,
622      DW_ATE_complex_float = 0x3,
623      DW_ATE_float = 0x4,
624      DW_ATE_signed = 0x5,
625      DW_ATE_signed_char = 0x6,
626      DW_ATE_unsigned = 0x7,
627      DW_ATE_unsigned_char = 0x8,
628      DW_ATE_imaginary_float = 0x9,
629      DW_ATE_packed_decimal = 0xa,
630      DW_ATE_numeric_string = 0xb,
631      DW_ATE_edited = 0xc,
632      DW_ATE_signed_fixed = 0xd,
633      DW_ATE_unsigned_fixed = 0xe,
634      DW_ATE_decimal_float = 0xf,
635      DW_ATE_UTF = 0x10,
636      DW_ATE_UCS = 0x11,
637      DW_ATE_ASCII = 0x12,
638  
639      DW_ATE_lo_user = 0x80,
640      DW_ATE_hi_user = 0xff
641    };
642  
643  
644  /* DWARF decimal sign encodings.  */
645  enum
646    {
647      DW_DS_unsigned = 1,
648      DW_DS_leading_overpunch = 2,
649      DW_DS_trailing_overpunch = 3,
650      DW_DS_leading_separate = 4,
651      DW_DS_trailing_separate = 5,
652    };
653  
654  
655  /* DWARF endianity encodings.  */
656  enum
657    {
658      DW_END_default = 0,
659      DW_END_big = 1,
660      DW_END_little = 2,
661  
662      DW_END_lo_user = 0x40,
663      DW_END_hi_user = 0xff
664    };
665  
666  
667  /* DWARF accessibility encodings.  */
668  enum
669    {
670      DW_ACCESS_public = 1,
671      DW_ACCESS_protected = 2,
672      DW_ACCESS_private = 3
673    };
674  
675  
676  /* DWARF visibility encodings.  */
677  enum
678    {
679      DW_VIS_local = 1,
680      DW_VIS_exported = 2,
681      DW_VIS_qualified = 3
682    };
683  
684  
685  /* DWARF virtuality encodings.  */
686  enum
687    {
688      DW_VIRTUALITY_none = 0,
689      DW_VIRTUALITY_virtual = 1,
690      DW_VIRTUALITY_pure_virtual = 2
691    };
692  
693  
694  /* DWARF language encodings.  */
695  enum
696    {
697      DW_LANG_C89 = 0x0001,	     /* ISO C:1989 */
698      DW_LANG_C = 0x0002,		     /* C */
699      DW_LANG_Ada83 = 0x0003,	     /* ISO Ada:1983 */
700      DW_LANG_C_plus_plus	= 0x0004,    /* ISO C++:1998 */
701      DW_LANG_Cobol74 = 0x0005,	     /* ISO Cobol:1974 */
702      DW_LANG_Cobol85 = 0x0006,	     /* ISO Cobol:1985 */
703      DW_LANG_Fortran77 = 0x0007,	     /* ISO FORTRAN 77 */
704      DW_LANG_Fortran90 = 0x0008,	     /* ISO Fortran 90 */
705      DW_LANG_Pascal83 = 0x0009,	     /* ISO Pascal:1983 */
706      DW_LANG_Modula2 = 0x000a,	     /* ISO Modula-2:1996 */
707      DW_LANG_Java = 0x000b,	     /* Java */
708      DW_LANG_C99 = 0x000c,	     /* ISO C:1999 */
709      DW_LANG_Ada95 = 0x000d,	     /* ISO Ada:1995 */
710      DW_LANG_Fortran95 = 0x000e,	     /* ISO Fortran 95 */
711      DW_LANG_PLI = 0x000f,	     /* ISO PL/1:1976 */
712      DW_LANG_ObjC = 0x0010,	     /* Objective-C */
713      DW_LANG_ObjC_plus_plus = 0x0011, /* Objective-C++ */
714      DW_LANG_UPC = 0x0012,	     /* Unified Parallel C */
715      DW_LANG_D = 0x0013,		     /* D */
716      DW_LANG_Python = 0x0014,	     /* Python */
717      DW_LANG_OpenCL = 0x0015,	     /* OpenCL */
718      DW_LANG_Go = 0x0016,	     /* Go */
719      DW_LANG_Modula3 = 0x0017,	     /* Modula-3 */
720      DW_LANG_Haskell = 0x0018,	     /* Haskell */
721      DW_LANG_C_plus_plus_03 = 0x0019, /* ISO C++:2003 */
722      DW_LANG_C_plus_plus_11 = 0x001a, /* ISO C++:2011 */
723      DW_LANG_OCaml = 0x001b,	     /* OCaml */
724      DW_LANG_Rust = 0x001c,	     /* Rust */
725      DW_LANG_C11 = 0x001d,	     /* ISO C:2011 */
726      DW_LANG_Swift = 0x001e,	     /* Swift */
727      DW_LANG_Julia = 0x001f,	     /* Julia */
728      DW_LANG_Dylan = 0x0020,	     /* Dylan */
729      DW_LANG_C_plus_plus_14 = 0x0021, /* ISO C++:2014 */
730      DW_LANG_Fortran03 = 0x0022,	     /* ISO/IEC 1539-1:2004 */
731      DW_LANG_Fortran08 = 0x0023,	     /* ISO/IEC 1539-1:2010 */
732      DW_LANG_RenderScript = 0x0024,   /* RenderScript Kernal Language */
733      DW_LANG_BLISS = 0x0025,	     /* BLISS */
734  
735      DW_LANG_lo_user = 0x8000,
736      DW_LANG_Mips_Assembler = 0x8001, /* Assembler */
737      DW_LANG_hi_user = 0xffff
738    };
739  
740  /* Old (typo) '1' != 'I'.  */
741  #define DW_LANG_PL1 DW_LANG_PLI
742  
743  /* DWARF identifier case encodings.  */
744  enum
745    {
746      DW_ID_case_sensitive = 0,
747      DW_ID_up_case = 1,
748      DW_ID_down_case = 2,
749      DW_ID_case_insensitive = 3
750    };
751  
752  
753  /* DWARF calling conventions encodings.
754     Used as values of DW_AT_calling_convention for subroutines
755     (normal, program or nocall) or structures, unions and class types
756     (normal, reference or value).  */
757  enum
758    {
759      DW_CC_normal = 0x1,
760      DW_CC_program = 0x2,
761      DW_CC_nocall = 0x3,
762      DW_CC_pass_by_reference = 0x4,
763      DW_CC_pass_by_value = 0x5,
764      DW_CC_lo_user = 0x40,
765      DW_CC_hi_user = 0xff
766    };
767  
768  
769  /* DWARF inline encodings.  */
770  enum
771    {
772      DW_INL_not_inlined = 0,
773      DW_INL_inlined = 1,
774      DW_INL_declared_not_inlined = 2,
775      DW_INL_declared_inlined = 3
776    };
777  
778  
779  /* DWARF ordering encodings.  */
780  enum
781    {
782      DW_ORD_row_major = 0,
783      DW_ORD_col_major = 1
784    };
785  
786  
787  /* DWARF discriminant descriptor encodings.  */
788  enum
789    {
790      DW_DSC_label = 0,
791      DW_DSC_range = 1
792    };
793  
794  /* DWARF defaulted member function encodings.  */
795  enum
796    {
797      DW_DEFAULTED_no = 0,
798      DW_DEFAULTED_in_class = 1,
799      DW_DEFAULTED_out_of_class = 2
800    };
801  
802  /* DWARF line content descriptions.  */
803  enum
804    {
805      DW_LNCT_path = 0x1,
806      DW_LNCT_directory_index = 0x2,
807      DW_LNCT_timestamp = 0x3,
808      DW_LNCT_size = 0x4,
809      DW_LNCT_MD5 = 0x5,
810      DW_LNCT_lo_user = 0x2000,
811      DW_LNCT_hi_user = 0x3fff
812    };
813  
814  /* DWARF standard opcode encodings.  */
815  enum
816    {
817      DW_LNS_copy = 1,
818      DW_LNS_advance_pc = 2,
819      DW_LNS_advance_line = 3,
820      DW_LNS_set_file = 4,
821      DW_LNS_set_column = 5,
822      DW_LNS_negate_stmt = 6,
823      DW_LNS_set_basic_block = 7,
824      DW_LNS_const_add_pc = 8,
825      DW_LNS_fixed_advance_pc = 9,
826      DW_LNS_set_prologue_end = 10,
827      DW_LNS_set_epilogue_begin = 11,
828      DW_LNS_set_isa = 12
829    };
830  
831  
832  /* DWARF extended opcode encodings.  */
833  enum
834    {
835      DW_LNE_end_sequence = 1,
836      DW_LNE_set_address = 2,
837      DW_LNE_define_file = 3,
838      DW_LNE_set_discriminator = 4,
839  
840      DW_LNE_lo_user = 128,
841      DW_LNE_hi_user = 255
842    };
843  
844  
845  /* DWARF macinfo type encodings.  */
846  enum
847    {
848      DW_MACINFO_define = 1,
849      DW_MACINFO_undef = 2,
850      DW_MACINFO_start_file = 3,
851      DW_MACINFO_end_file = 4,
852      DW_MACINFO_vendor_ext = 255
853    };
854  
855  
856  /* DWARF debug_macro type encodings.  */
857  enum
858    {
859      DW_MACRO_define = 0x01,
860      DW_MACRO_undef = 0x02,
861      DW_MACRO_start_file = 0x03,
862      DW_MACRO_end_file = 0x04,
863      DW_MACRO_define_strp = 0x05,
864      DW_MACRO_undef_strp = 0x06,
865      DW_MACRO_import = 0x07,
866      DW_MACRO_define_sup = 0x08,
867      DW_MACRO_undef_sup = 0x09,
868      DW_MACRO_import_sup = 0x0a,
869      DW_MACRO_define_strx = 0x0b,
870      DW_MACRO_undef_strx = 0x0c,
871      DW_MACRO_lo_user = 0xe0,
872      DW_MACRO_hi_user = 0xff
873    };
874  
875  /* Old GNU extension names for DWARF5 debug_macro type encodings.
876     There are no equivalents for the supplementary object file (sup)
877     and indirect string references (strx).  */
878  #define DW_MACRO_GNU_define		 DW_MACRO_define
879  #define DW_MACRO_GNU_undef		 DW_MACRO_undef
880  #define DW_MACRO_GNU_start_file		 DW_MACRO_start_file
881  #define DW_MACRO_GNU_end_file		 DW_MACRO_end_file
882  #define DW_MACRO_GNU_define_indirect	 DW_MACRO_define_strp
883  #define DW_MACRO_GNU_undef_indirect	 DW_MACRO_undef_strp
884  #define DW_MACRO_GNU_transparent_include DW_MACRO_import
885  #define DW_MACRO_GNU_lo_user		 DW_MACRO_lo_user
886  #define DW_MACRO_GNU_hi_user		 DW_MACRO_hi_user
887  
888  
889  /* Range list entry encoding.  */
890  enum
891    {
892      DW_RLE_end_of_list = 0x0,
893      DW_RLE_base_addressx = 0x1,
894      DW_RLE_startx_endx = 0x2,
895      DW_RLE_startx_length = 0x3,
896      DW_RLE_offset_pair = 0x4,
897      DW_RLE_base_address = 0x5,
898      DW_RLE_start_end = 0x6,
899      DW_RLE_start_length = 0x7
900    };
901  
902  
903  /* Location list entry encoding.  */
904  enum
905    {
906      DW_LLE_end_of_list = 0x0,
907      DW_LLE_base_addressx = 0x1,
908      DW_LLE_startx_endx = 0x2,
909      DW_LLE_startx_length = 0x3,
910      DW_LLE_offset_pair = 0x4,
911      DW_LLE_default_location = 0x5,
912      DW_LLE_base_address = 0x6,
913      DW_LLE_start_end = 0x7,
914      DW_LLE_start_length = 0x8
915    };
916  
917  
918  /* GNU DebugFission list entry encodings (.debug_loc.dwo).  */
919  enum
920    {
921      DW_LLE_GNU_end_of_list_entry = 0x0,
922      DW_LLE_GNU_base_address_selection_entry = 0x1,
923      DW_LLE_GNU_start_end_entry = 0x2,
924      DW_LLE_GNU_start_length_entry = 0x3
925    };
926  
927  
928  /* DWARF call frame instruction encodings.  */
929  enum
930    {
931      DW_CFA_advance_loc = 0x40,
932      DW_CFA_offset = 0x80,
933      DW_CFA_restore = 0xc0,
934      DW_CFA_extended = 0,
935  
936      DW_CFA_nop = 0x00,
937      DW_CFA_set_loc = 0x01,
938      DW_CFA_advance_loc1 = 0x02,
939      DW_CFA_advance_loc2 = 0x03,
940      DW_CFA_advance_loc4 = 0x04,
941      DW_CFA_offset_extended = 0x05,
942      DW_CFA_restore_extended = 0x06,
943      DW_CFA_undefined = 0x07,
944      DW_CFA_same_value = 0x08,
945      DW_CFA_register = 0x09,
946      DW_CFA_remember_state = 0x0a,
947      DW_CFA_restore_state = 0x0b,
948      DW_CFA_def_cfa = 0x0c,
949      DW_CFA_def_cfa_register = 0x0d,
950      DW_CFA_def_cfa_offset = 0x0e,
951      DW_CFA_def_cfa_expression = 0x0f,
952      DW_CFA_expression = 0x10,
953      DW_CFA_offset_extended_sf = 0x11,
954      DW_CFA_def_cfa_sf = 0x12,
955      DW_CFA_def_cfa_offset_sf = 0x13,
956      DW_CFA_val_offset = 0x14,
957      DW_CFA_val_offset_sf = 0x15,
958      DW_CFA_val_expression = 0x16,
959  
960      DW_CFA_low_user = 0x1c,
961      DW_CFA_MIPS_advance_loc8 = 0x1d,
962      DW_CFA_GNU_window_save = 0x2d,
963      DW_CFA_GNU_args_size = 0x2e,
964      DW_CFA_GNU_negative_offset_extended = 0x2f,
965      DW_CFA_high_user = 0x3f
966    };
967  
968  /* ID indicating CIE as opposed to FDE in .debug_frame.  */
969  enum
970    {
971      DW_CIE_ID_32 = 0xffffffffU,		 /* In 32-bit format CIE header.  */
972      DW_CIE_ID_64 = 0xffffffffffffffffULL /* In 64-bit format CIE header.  */
973    };
974  
975  
976  /* Information for GNU unwind information.  */
977  enum
978    {
979      DW_EH_PE_absptr = 0x00,
980      DW_EH_PE_omit = 0xff,
981  
982      /* FDE data encoding.  */
983      DW_EH_PE_uleb128 = 0x01,
984      DW_EH_PE_udata2 = 0x02,
985      DW_EH_PE_udata4 = 0x03,
986      DW_EH_PE_udata8 = 0x04,
987      DW_EH_PE_sleb128 = 0x09,
988      DW_EH_PE_sdata2 = 0x0a,
989      DW_EH_PE_sdata4 = 0x0b,
990      DW_EH_PE_sdata8 = 0x0c,
991      DW_EH_PE_signed = 0x08,
992  
993      /* FDE flags.  */
994      DW_EH_PE_pcrel = 0x10,
995      DW_EH_PE_textrel = 0x20,
996      DW_EH_PE_datarel = 0x30,
997      DW_EH_PE_funcrel = 0x40,
998      DW_EH_PE_aligned = 0x50,
999  
1000      DW_EH_PE_indirect = 0x80
1001    };
1002  
1003  
1004  /* DWARF XXX.  */
1005  #define DW_ADDR_none	0
1006  
1007  /* Section 7.2.2 of the DWARF3 specification defines a range of escape
1008     codes that can appear in the length field of certain DWARF structures.
1009  
1010     These defines enumerate the minium and maximum values of this range.
1011     Currently only the maximum value is used (to indicate that 64-bit
1012     values are going to be used in the dwarf data that accompanies the
1013     structure).  The other values are reserved.
1014  
1015     Note: There is a typo in DWARF3 spec (published Dec 20, 2005).  In
1016     sections 7.4, 7.5.1, 7.19, 7.20 the minimum escape code is referred to
1017     as 0xffffff00 whereas in fact it should be 0xfffffff0.  */
1018  #define DWARF3_LENGTH_MIN_ESCAPE_CODE 0xfffffff0u
1019  #define DWARF3_LENGTH_MAX_ESCAPE_CODE 0xffffffffu
1020  #define DWARF3_LENGTH_64_BIT          DWARF3_LENGTH_MAX_ESCAPE_CODE
1021  
1022  #endif	/* dwarf.h */
1023