1// -*- mode: c++ -*-
2
3// Copyright (c) 2010 Google Inc. All Rights Reserved.
4//
5// Redistribution and use in source and binary forms, with or without
6// modification, are permitted provided that the following conditions are
7// met:
8//
9// * Redistributions of source code must retain the above copyright
10// notice, this list of conditions and the following disclaimer.
11// * Redistributions in binary form must reproduce the above
12// copyright notice, this list of conditions and the following disclaimer
13// in the documentation and/or other materials provided with the
14// distribution.
15// * Neither the name of Google Inc. nor the names of its
16// contributors may be used to endorse or promote products derived from
17// this software without specific prior written permission.
18//
19// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30
31#ifndef COMMON_DWARF_DWARF2ENUMS_H__
32#define COMMON_DWARF_DWARF2ENUMS_H__
33
34namespace google_breakpad {
35
36// These enums do not follow the google3 style only because they are
37// known universally (specs, other implementations) by the names in
38// exactly this capitalization.
39// Tag names and codes.
40enum DwarfTag {
41 DW_TAG_padding = 0x00,
42 DW_TAG_array_type = 0x01,
43 DW_TAG_class_type = 0x02,
44 DW_TAG_entry_point = 0x03,
45 DW_TAG_enumeration_type = 0x04,
46 DW_TAG_formal_parameter = 0x05,
47 DW_TAG_imported_declaration = 0x08,
48 DW_TAG_label = 0x0a,
49 DW_TAG_lexical_block = 0x0b,
50 DW_TAG_member = 0x0d,
51 DW_TAG_pointer_type = 0x0f,
52 DW_TAG_reference_type = 0x10,
53 DW_TAG_compile_unit = 0x11,
54 DW_TAG_string_type = 0x12,
55 DW_TAG_structure_type = 0x13,
56 DW_TAG_subroutine_type = 0x15,
57 DW_TAG_typedef = 0x16,
58 DW_TAG_union_type = 0x17,
59 DW_TAG_unspecified_parameters = 0x18,
60 DW_TAG_variant = 0x19,
61 DW_TAG_common_block = 0x1a,
62 DW_TAG_common_inclusion = 0x1b,
63 DW_TAG_inheritance = 0x1c,
64 DW_TAG_inlined_subroutine = 0x1d,
65 DW_TAG_module = 0x1e,
66 DW_TAG_ptr_to_member_type = 0x1f,
67 DW_TAG_set_type = 0x20,
68 DW_TAG_subrange_type = 0x21,
69 DW_TAG_with_stmt = 0x22,
70 DW_TAG_access_declaration = 0x23,
71 DW_TAG_base_type = 0x24,
72 DW_TAG_catch_block = 0x25,
73 DW_TAG_const_type = 0x26,
74 DW_TAG_constant = 0x27,
75 DW_TAG_enumerator = 0x28,
76 DW_TAG_file_type = 0x29,
77 DW_TAG_friend = 0x2a,
78 DW_TAG_namelist = 0x2b,
79 DW_TAG_namelist_item = 0x2c,
80 DW_TAG_packed_type = 0x2d,
81 DW_TAG_subprogram = 0x2e,
82 DW_TAG_template_type_param = 0x2f,
83 DW_TAG_template_value_param = 0x30,
84 DW_TAG_thrown_type = 0x31,
85 DW_TAG_try_block = 0x32,
86 DW_TAG_variant_part = 0x33,
87 DW_TAG_variable = 0x34,
88 DW_TAG_volatile_type = 0x35,
89 // DWARF 3.
90 DW_TAG_dwarf_procedure = 0x36,
91 DW_TAG_restrict_type = 0x37,
92 DW_TAG_interface_type = 0x38,
93 DW_TAG_namespace = 0x39,
94 DW_TAG_imported_module = 0x3a,
95 DW_TAG_unspecified_type = 0x3b,
96 DW_TAG_partial_unit = 0x3c,
97 DW_TAG_imported_unit = 0x3d,
98 // DWARF 4.
99 DW_TAG_type_unit = 0x41,
100 // DWARF 5.
101 DW_TAG_skeleton_unit = 0x4a,
102 // SGI/MIPS Extensions.
103 DW_TAG_MIPS_loop = 0x4081,
104 // HP extensions. See:
105 // ftp://ftp.hp.com/pub/lang/tools/WDB/wdb-4.0.tar.gz
106 DW_TAG_HP_array_descriptor = 0x4090,
107 // GNU extensions.
108 DW_TAG_format_label = 0x4101, // For FORTRAN 77 and Fortran 90.
109 DW_TAG_function_template = 0x4102, // For C++.
110 DW_TAG_class_template = 0x4103, // For C++.
111 DW_TAG_GNU_BINCL = 0x4104,
112 DW_TAG_GNU_EINCL = 0x4105,
113 // Extensions for UPC. See: http://upc.gwu.edu/~upc.
114 DW_TAG_upc_shared_type = 0x8765,
115 DW_TAG_upc_strict_type = 0x8766,
116 DW_TAG_upc_relaxed_type = 0x8767,
117 // PGI (STMicroelectronics) extensions. No documentation available.
118 DW_TAG_PGI_kanji_type = 0xA000,
119 DW_TAG_PGI_interface_block = 0xA020
120};
121
122enum DwarfUnitHeader {
123 DW_UT_compile = 0x01,
124 DW_UT_type = 0x02,
125 DW_UT_partial = 0x03,
126 DW_UT_skeleton = 0x04,
127 DW_UT_split_compile = 0x05,
128 DW_UT_split_type = 0x06,
129 DW_UT_lo_user = 0x80,
130 DW_UT_hi_user = 0xFF
131};
132
133enum DwarfHasChild {
134 DW_children_no = 0,
135 DW_children_yes = 1
136};
137
138// Form names and codes.
139enum DwarfForm {
140 DW_FORM_addr = 0x01,
141 DW_FORM_block2 = 0x03,
142 DW_FORM_block4 = 0x04,
143 DW_FORM_data2 = 0x05,
144 DW_FORM_data4 = 0x06,
145 DW_FORM_data8 = 0x07,
146 DW_FORM_string = 0x08,
147 DW_FORM_block = 0x09,
148 DW_FORM_block1 = 0x0a,
149 DW_FORM_data1 = 0x0b,
150 DW_FORM_flag = 0x0c,
151 DW_FORM_sdata = 0x0d,
152 DW_FORM_strp = 0x0e,
153 DW_FORM_udata = 0x0f,
154 DW_FORM_ref_addr = 0x10,
155 DW_FORM_ref1 = 0x11,
156 DW_FORM_ref2 = 0x12,
157 DW_FORM_ref4 = 0x13,
158 DW_FORM_ref8 = 0x14,
159 DW_FORM_ref_udata = 0x15,
160 DW_FORM_indirect = 0x16,
161
162 // Added in DWARF 4:
163 DW_FORM_sec_offset = 0x17,
164 DW_FORM_exprloc = 0x18,
165 DW_FORM_flag_present = 0x19,
166
167 // Added in DWARF 5:
168 DW_FORM_strx = 0x1a,
169 DW_FORM_addrx = 0x1b,
170 DW_FORM_ref_sup4 = 0x1c,
171 DW_FORM_strp_sup = 0x1d,
172 DW_FORM_data16 = 0x1e,
173 DW_FORM_line_strp = 0x1f,
174
175 // DWARF 4, but value out of order.
176 DW_FORM_ref_sig8 = 0x20,
177
178 // Added in DWARF 5:
179 DW_FORM_implicit_const = 0x21,
180 DW_FORM_loclistx = 0x22,
181 DW_FORM_rnglistx = 0x23,
182 DW_FORM_ref_sup8 = 0x24,
183 DW_FORM_strx1 = 0x25,
184 DW_FORM_strx2 = 0x26,
185 DW_FORM_strx3 = 0x27,
186 DW_FORM_strx4 = 0x28,
187
188 DW_FORM_addrx1 = 0x29,
189 DW_FORM_addrx2 = 0x2a,
190 DW_FORM_addrx3 = 0x2b,
191 DW_FORM_addrx4 = 0x2c,
192
193 // Extensions for Fission. See http://gcc.gnu.org/wiki/DebugFission.
194 DW_FORM_GNU_addr_index = 0x1f01,
195 DW_FORM_GNU_str_index = 0x1f02
196};
197
198// Attribute names and codes
199enum DwarfAttribute {
200 DW_AT_sibling = 0x01,
201 DW_AT_location = 0x02,
202 DW_AT_name = 0x03,
203 DW_AT_ordering = 0x09,
204 DW_AT_subscr_data = 0x0a,
205 DW_AT_byte_size = 0x0b,
206 DW_AT_bit_offset = 0x0c,
207 DW_AT_bit_size = 0x0d,
208 DW_AT_element_list = 0x0f,
209 DW_AT_stmt_list = 0x10,
210 DW_AT_low_pc = 0x11,
211 DW_AT_high_pc = 0x12,
212 DW_AT_language = 0x13,
213 DW_AT_member = 0x14,
214 DW_AT_discr = 0x15,
215 DW_AT_discr_value = 0x16,
216 DW_AT_visibility = 0x17,
217 DW_AT_import = 0x18,
218 DW_AT_string_length = 0x19,
219 DW_AT_common_reference = 0x1a,
220 DW_AT_comp_dir = 0x1b,
221 DW_AT_const_value = 0x1c,
222 DW_AT_containing_type = 0x1d,
223 DW_AT_default_value = 0x1e,
224 DW_AT_inline = 0x20,
225 DW_AT_is_optional = 0x21,
226 DW_AT_lower_bound = 0x22,
227 DW_AT_producer = 0x25,
228 DW_AT_prototyped = 0x27,
229 DW_AT_return_addr = 0x2a,
230 DW_AT_start_scope = 0x2c,
231 DW_AT_stride_size = 0x2e,
232 DW_AT_upper_bound = 0x2f,
233 DW_AT_abstract_origin = 0x31,
234 DW_AT_accessibility = 0x32,
235 DW_AT_address_class = 0x33,
236 DW_AT_artificial = 0x34,
237 DW_AT_base_types = 0x35,
238 DW_AT_calling_convention = 0x36,
239 DW_AT_count = 0x37,
240 DW_AT_data_member_location = 0x38,
241 DW_AT_decl_column = 0x39,
242 DW_AT_decl_file = 0x3a,
243 DW_AT_decl_line = 0x3b,
244 DW_AT_declaration = 0x3c,
245 DW_AT_discr_list = 0x3d,
246 DW_AT_encoding = 0x3e,
247 DW_AT_external = 0x3f,
248 DW_AT_frame_base = 0x40,
249 DW_AT_friend = 0x41,
250 DW_AT_identifier_case = 0x42,
251 DW_AT_macro_info = 0x43,
252 DW_AT_namelist_items = 0x44,
253 DW_AT_priority = 0x45,
254 DW_AT_segment = 0x46,
255 DW_AT_specification = 0x47,
256 DW_AT_static_link = 0x48,
257 DW_AT_type = 0x49,
258 DW_AT_use_location = 0x4a,
259 DW_AT_variable_parameter = 0x4b,
260 DW_AT_virtuality = 0x4c,
261 DW_AT_vtable_elem_location = 0x4d,
262 // DWARF 3 values.
263 DW_AT_allocated = 0x4e,
264 DW_AT_associated = 0x4f,
265 DW_AT_data_location = 0x50,
266 DW_AT_stride = 0x51,
267 DW_AT_entry_pc = 0x52,
268 DW_AT_use_UTF8 = 0x53,
269 DW_AT_extension = 0x54,
270 DW_AT_ranges = 0x55,
271 DW_AT_trampoline = 0x56,
272 DW_AT_call_column = 0x57,
273 DW_AT_call_file = 0x58,
274 DW_AT_call_line = 0x59,
275 // DWARF 4
276 DW_AT_linkage_name = 0x6e,
277 // DWARF 5
278 DW_AT_str_offsets_base = 0x72,
279 DW_AT_addr_base = 0x73,
280 DW_AT_rnglists_base = 0x74,
281 DW_AT_dwo_name = 0x76,
282 // SGI/MIPS extensions.
283 DW_AT_MIPS_fde = 0x2001,
284 DW_AT_MIPS_loop_begin = 0x2002,
285 DW_AT_MIPS_tail_loop_begin = 0x2003,
286 DW_AT_MIPS_epilog_begin = 0x2004,
287 DW_AT_MIPS_loop_unroll_factor = 0x2005,
288 DW_AT_MIPS_software_pipeline_depth = 0x2006,
289 DW_AT_MIPS_linkage_name = 0x2007,
290 DW_AT_MIPS_stride = 0x2008,
291 DW_AT_MIPS_abstract_name = 0x2009,
292 DW_AT_MIPS_clone_origin = 0x200a,
293 DW_AT_MIPS_has_inlines = 0x200b,
294 // HP extensions.
295 DW_AT_HP_block_index = 0x2000,
296 DW_AT_HP_unmodifiable = 0x2001, // Same as DW_AT_MIPS_fde.
297 DW_AT_HP_actuals_stmt_list = 0x2010,
298 DW_AT_HP_proc_per_section = 0x2011,
299 DW_AT_HP_raw_data_ptr = 0x2012,
300 DW_AT_HP_pass_by_reference = 0x2013,
301 DW_AT_HP_opt_level = 0x2014,
302 DW_AT_HP_prof_version_id = 0x2015,
303 DW_AT_HP_opt_flags = 0x2016,
304 DW_AT_HP_cold_region_low_pc = 0x2017,
305 DW_AT_HP_cold_region_high_pc = 0x2018,
306 DW_AT_HP_all_variables_modifiable = 0x2019,
307 DW_AT_HP_linkage_name = 0x201a,
308 DW_AT_HP_prof_flags = 0x201b, // In comp unit of procs_info for -g.
309 // GNU extensions.
310 DW_AT_sf_names = 0x2101,
311 DW_AT_src_info = 0x2102,
312 DW_AT_mac_info = 0x2103,
313 DW_AT_src_coords = 0x2104,
314 DW_AT_body_begin = 0x2105,
315 DW_AT_body_end = 0x2106,
316 DW_AT_GNU_vector = 0x2107,
317 // Extensions for Fission. See http://gcc.gnu.org/wiki/DebugFission.
318 DW_AT_GNU_dwo_name = 0x2130,
319 DW_AT_GNU_dwo_id = 0x2131,
320 DW_AT_GNU_ranges_base = 0x2132,
321 DW_AT_GNU_addr_base = 0x2133,
322 DW_AT_GNU_pubnames = 0x2134,
323 DW_AT_GNU_pubtypes = 0x2135,
324 // VMS extensions.
325 DW_AT_VMS_rtnbeg_pd_address = 0x2201,
326 // UPC extension.
327 DW_AT_upc_threads_scaled = 0x3210,
328 // PGI (STMicroelectronics) extensions.
329 DW_AT_PGI_lbase = 0x3a00,
330 DW_AT_PGI_soffset = 0x3a01,
331 DW_AT_PGI_lstride = 0x3a02
332};
333
334// .debug_rngslist entry types
335enum DwarfRngListEntry {
336 DW_RLE_end_of_list = 0,
337 DW_RLE_base_addressx = 1,
338 DW_RLE_startx_endx = 2,
339 DW_RLE_startx_length = 3,
340 DW_RLE_offset_pair = 4,
341 DW_RLE_base_address = 5,
342 DW_RLE_start_end = 6,
343 DW_RLE_start_length = 7,
344};
345
346// Line number content type codes (DWARF 5).
347enum DwarfLineNumberContentType {
348 DW_LNCT_path = 1,
349 DW_LNCT_directory_index = 2,
350 DW_LNCT_timestamp = 3,
351 DW_LNCT_size = 4,
352 DW_LNCT_MD5 = 5,
353};
354
355// Line number opcodes.
356enum DwarfLineNumberOps {
357 DW_LNS_extended_op = 0,
358 DW_LNS_copy = 1,
359 DW_LNS_advance_pc = 2,
360 DW_LNS_advance_line = 3,
361 DW_LNS_set_file = 4,
362 DW_LNS_set_column = 5,
363 DW_LNS_negate_stmt = 6,
364 DW_LNS_set_basic_block = 7,
365 DW_LNS_const_add_pc = 8,
366 DW_LNS_fixed_advance_pc = 9,
367 // DWARF 3.
368 DW_LNS_set_prologue_end = 10,
369 DW_LNS_set_epilogue_begin = 11,
370 DW_LNS_set_isa = 12
371};
372
373// Line number extended opcodes.
374enum DwarfLineNumberExtendedOps {
375 DW_LNE_end_sequence = 1,
376 DW_LNE_set_address = 2,
377 DW_LNE_define_file = 3,
378 // HP extensions.
379 DW_LNE_HP_negate_is_UV_update = 0x11,
380 DW_LNE_HP_push_context = 0x12,
381 DW_LNE_HP_pop_context = 0x13,
382 DW_LNE_HP_set_file_line_column = 0x14,
383 DW_LNE_HP_set_routine_name = 0x15,
384 DW_LNE_HP_set_sequence = 0x16,
385 DW_LNE_HP_negate_post_semantics = 0x17,
386 DW_LNE_HP_negate_function_exit = 0x18,
387 DW_LNE_HP_negate_front_end_logical = 0x19,
388 DW_LNE_HP_define_proc = 0x20
389};
390
391// Type encoding names and codes
392enum DwarfEncoding {
393 DW_ATE_address =0x1,
394 DW_ATE_boolean =0x2,
395 DW_ATE_complex_float =0x3,
396 DW_ATE_float =0x4,
397 DW_ATE_signed =0x5,
398 DW_ATE_signed_char =0x6,
399 DW_ATE_unsigned =0x7,
400 DW_ATE_unsigned_char =0x8,
401 // DWARF3/DWARF3f
402 DW_ATE_imaginary_float =0x9,
403 DW_ATE_packed_decimal =0xa,
404 DW_ATE_numeric_string =0xb,
405 DW_ATE_edited =0xc,
406 DW_ATE_signed_fixed =0xd,
407 DW_ATE_unsigned_fixed =0xe,
408 DW_ATE_decimal_float =0xf,
409 DW_ATE_lo_user =0x80,
410 DW_ATE_hi_user =0xff
411};
412
413// Location virtual machine opcodes
414enum DwarfOpcode {
415 DW_OP_addr =0x03,
416 DW_OP_deref =0x06,
417 DW_OP_const1u =0x08,
418 DW_OP_const1s =0x09,
419 DW_OP_const2u =0x0a,
420 DW_OP_const2s =0x0b,
421 DW_OP_const4u =0x0c,
422 DW_OP_const4s =0x0d,
423 DW_OP_const8u =0x0e,
424 DW_OP_const8s =0x0f,
425 DW_OP_constu =0x10,
426 DW_OP_consts =0x11,
427 DW_OP_dup =0x12,
428 DW_OP_drop =0x13,
429 DW_OP_over =0x14,
430 DW_OP_pick =0x15,
431 DW_OP_swap =0x16,
432 DW_OP_rot =0x17,
433 DW_OP_xderef =0x18,
434 DW_OP_abs =0x19,
435 DW_OP_and =0x1a,
436 DW_OP_div =0x1b,
437 DW_OP_minus =0x1c,
438 DW_OP_mod =0x1d,
439 DW_OP_mul =0x1e,
440 DW_OP_neg =0x1f,
441 DW_OP_not =0x20,
442 DW_OP_or =0x21,
443 DW_OP_plus =0x22,
444 DW_OP_plus_uconst =0x23,
445 DW_OP_shl =0x24,
446 DW_OP_shr =0x25,
447 DW_OP_shra =0x26,
448 DW_OP_xor =0x27,
449 DW_OP_bra =0x28,
450 DW_OP_eq =0x29,
451 DW_OP_ge =0x2a,
452 DW_OP_gt =0x2b,
453 DW_OP_le =0x2c,
454 DW_OP_lt =0x2d,
455 DW_OP_ne =0x2e,
456 DW_OP_skip =0x2f,
457 DW_OP_lit0 =0x30,
458 DW_OP_lit1 =0x31,
459 DW_OP_lit2 =0x32,
460 DW_OP_lit3 =0x33,
461 DW_OP_lit4 =0x34,
462 DW_OP_lit5 =0x35,
463 DW_OP_lit6 =0x36,
464 DW_OP_lit7 =0x37,
465 DW_OP_lit8 =0x38,
466 DW_OP_lit9 =0x39,
467 DW_OP_lit10 =0x3a,
468 DW_OP_lit11 =0x3b,
469 DW_OP_lit12 =0x3c,
470 DW_OP_lit13 =0x3d,
471 DW_OP_lit14 =0x3e,
472 DW_OP_lit15 =0x3f,
473 DW_OP_lit16 =0x40,
474 DW_OP_lit17 =0x41,
475 DW_OP_lit18 =0x42,
476 DW_OP_lit19 =0x43,
477 DW_OP_lit20 =0x44,
478 DW_OP_lit21 =0x45,
479 DW_OP_lit22 =0x46,
480 DW_OP_lit23 =0x47,
481 DW_OP_lit24 =0x48,
482 DW_OP_lit25 =0x49,
483 DW_OP_lit26 =0x4a,
484 DW_OP_lit27 =0x4b,
485 DW_OP_lit28 =0x4c,
486 DW_OP_lit29 =0x4d,
487 DW_OP_lit30 =0x4e,
488 DW_OP_lit31 =0x4f,
489 DW_OP_reg0 =0x50,
490 DW_OP_reg1 =0x51,
491 DW_OP_reg2 =0x52,
492 DW_OP_reg3 =0x53,
493 DW_OP_reg4 =0x54,
494 DW_OP_reg5 =0x55,
495 DW_OP_reg6 =0x56,
496 DW_OP_reg7 =0x57,
497 DW_OP_reg8 =0x58,
498 DW_OP_reg9 =0x59,
499 DW_OP_reg10 =0x5a,
500 DW_OP_reg11 =0x5b,
501 DW_OP_reg12 =0x5c,
502 DW_OP_reg13 =0x5d,
503 DW_OP_reg14 =0x5e,
504 DW_OP_reg15 =0x5f,
505 DW_OP_reg16 =0x60,
506 DW_OP_reg17 =0x61,
507 DW_OP_reg18 =0x62,
508 DW_OP_reg19 =0x63,
509 DW_OP_reg20 =0x64,
510 DW_OP_reg21 =0x65,
511 DW_OP_reg22 =0x66,
512 DW_OP_reg23 =0x67,
513 DW_OP_reg24 =0x68,
514 DW_OP_reg25 =0x69,
515 DW_OP_reg26 =0x6a,
516 DW_OP_reg27 =0x6b,
517 DW_OP_reg28 =0x6c,
518 DW_OP_reg29 =0x6d,
519 DW_OP_reg30 =0x6e,
520 DW_OP_reg31 =0x6f,
521 DW_OP_breg0 =0x70,
522 DW_OP_breg1 =0x71,
523 DW_OP_breg2 =0x72,
524 DW_OP_breg3 =0x73,
525 DW_OP_breg4 =0x74,
526 DW_OP_breg5 =0x75,
527 DW_OP_breg6 =0x76,
528 DW_OP_breg7 =0x77,
529 DW_OP_breg8 =0x78,
530 DW_OP_breg9 =0x79,
531 DW_OP_breg10 =0x7a,
532 DW_OP_breg11 =0x7b,
533 DW_OP_breg12 =0x7c,
534 DW_OP_breg13 =0x7d,
535 DW_OP_breg14 =0x7e,
536 DW_OP_breg15 =0x7f,
537 DW_OP_breg16 =0x80,
538 DW_OP_breg17 =0x81,
539 DW_OP_breg18 =0x82,
540 DW_OP_breg19 =0x83,
541 DW_OP_breg20 =0x84,
542 DW_OP_breg21 =0x85,
543 DW_OP_breg22 =0x86,
544 DW_OP_breg23 =0x87,
545 DW_OP_breg24 =0x88,
546 DW_OP_breg25 =0x89,
547 DW_OP_breg26 =0x8a,
548 DW_OP_breg27 =0x8b,
549 DW_OP_breg28 =0x8c,
550 DW_OP_breg29 =0x8d,
551 DW_OP_breg30 =0x8e,
552 DW_OP_breg31 =0x8f,
553 DW_OP_regX =0x90,
554 DW_OP_fbreg =0x91,
555 DW_OP_bregX =0x92,
556 DW_OP_piece =0x93,
557 DW_OP_deref_size =0x94,
558 DW_OP_xderef_size =0x95,
559 DW_OP_nop =0x96,
560 // DWARF3/DWARF3f
561 DW_OP_push_object_address =0x97,
562 DW_OP_call2 =0x98,
563 DW_OP_call4 =0x99,
564 DW_OP_call_ref =0x9a,
565 DW_OP_form_tls_address =0x9b,
566 DW_OP_call_frame_cfa =0x9c,
567 DW_OP_bit_piece =0x9d,
568 DW_OP_lo_user =0xe0,
569 DW_OP_hi_user =0xff,
570 // GNU extensions
571 DW_OP_GNU_push_tls_address =0xe0,
572 // Extensions for Fission. See http://gcc.gnu.org/wiki/DebugFission.
573 DW_OP_GNU_addr_index =0xfb,
574 DW_OP_GNU_const_index =0xfc
575};
576
577// Section identifiers for DWP files
578enum DwarfSectionId {
579 DW_SECT_INFO = 1,
580 DW_SECT_TYPES = 2,
581 DW_SECT_ABBREV = 3,
582 DW_SECT_LINE = 4,
583 DW_SECT_LOC = 5,
584 DW_SECT_STR_OFFSETS = 6,
585 DW_SECT_MACINFO = 7,
586 DW_SECT_MACRO = 8
587};
588
589// Source languages. These are values for DW_AT_language.
590enum DwarfLanguage
591 {
592 DW_LANG_none =0x0000,
593 DW_LANG_C89 =0x0001,
594 DW_LANG_C =0x0002,
595 DW_LANG_Ada83 =0x0003,
596 DW_LANG_C_plus_plus =0x0004,
597 DW_LANG_Cobol74 =0x0005,
598 DW_LANG_Cobol85 =0x0006,
599 DW_LANG_Fortran77 =0x0007,
600 DW_LANG_Fortran90 =0x0008,
601 DW_LANG_Pascal83 =0x0009,
602 DW_LANG_Modula2 =0x000a,
603 DW_LANG_Java =0x000b,
604 DW_LANG_C99 =0x000c,
605 DW_LANG_Ada95 =0x000d,
606 DW_LANG_Fortran95 =0x000e,
607 DW_LANG_PLI =0x000f,
608 DW_LANG_ObjC =0x0010,
609 DW_LANG_ObjC_plus_plus =0x0011,
610 DW_LANG_UPC =0x0012,
611 DW_LANG_D =0x0013,
612 DW_LANG_Rust =0x001c,
613 DW_LANG_Swift =0x001e,
614 // Implementation-defined language code range.
615 DW_LANG_lo_user = 0x8000,
616 DW_LANG_hi_user = 0xffff,
617
618 // Extensions.
619
620 // MIPS assembly language. The GNU toolchain uses this for all
621 // assembly languages, since there's no generic DW_LANG_ value for that.
622 // See include/dwarf2.h in the binutils, gdb, or gcc source trees.
623 DW_LANG_Mips_Assembler =0x8001,
624 DW_LANG_Upc =0x8765 // Unified Parallel C
625 };
626
627// Inline codes. These are values for DW_AT_inline.
628enum DwarfInline {
629 DW_INL_not_inlined =0x0,
630 DW_INL_inlined =0x1,
631 DW_INL_declared_not_inlined =0x2,
632 DW_INL_declared_inlined =0x3
633};
634
635// Call Frame Info instructions.
636enum DwarfCFI
637 {
638 DW_CFA_advance_loc = 0x40,
639 DW_CFA_offset = 0x80,
640 DW_CFA_restore = 0xc0,
641 DW_CFA_nop = 0x00,
642 DW_CFA_set_loc = 0x01,
643 DW_CFA_advance_loc1 = 0x02,
644 DW_CFA_advance_loc2 = 0x03,
645 DW_CFA_advance_loc4 = 0x04,
646 DW_CFA_offset_extended = 0x05,
647 DW_CFA_restore_extended = 0x06,
648 DW_CFA_undefined = 0x07,
649 DW_CFA_same_value = 0x08,
650 DW_CFA_register = 0x09,
651 DW_CFA_remember_state = 0x0a,
652 DW_CFA_restore_state = 0x0b,
653 DW_CFA_def_cfa = 0x0c,
654 DW_CFA_def_cfa_register = 0x0d,
655 DW_CFA_def_cfa_offset = 0x0e,
656 DW_CFA_def_cfa_expression = 0x0f,
657 DW_CFA_expression = 0x10,
658 DW_CFA_offset_extended_sf = 0x11,
659 DW_CFA_def_cfa_sf = 0x12,
660 DW_CFA_def_cfa_offset_sf = 0x13,
661 DW_CFA_val_offset = 0x14,
662 DW_CFA_val_offset_sf = 0x15,
663 DW_CFA_val_expression = 0x16,
664
665 // Opcodes in this range are reserved for user extensions.
666 DW_CFA_lo_user = 0x1c,
667 DW_CFA_hi_user = 0x3f,
668
669 // SGI/MIPS specific.
670 DW_CFA_MIPS_advance_loc8 = 0x1d,
671
672 // GNU extensions.
673 DW_CFA_GNU_window_save = 0x2d,
674 DW_CFA_GNU_args_size = 0x2e,
675 DW_CFA_GNU_negative_offset_extended = 0x2f
676 };
677
678// Exception handling 'z' augmentation letters.
679enum DwarfZAugmentationCodes {
680 // If the CFI augmentation string begins with 'z', then the CIE and FDE
681 // have an augmentation data area just before the instructions, whose
682 // contents are determined by the subsequent augmentation letters.
683 DW_Z_augmentation_start = 'z',
684
685 // If this letter is present in a 'z' augmentation string, the CIE
686 // augmentation data includes a pointer encoding, and the FDE
687 // augmentation data includes a language-specific data area pointer,
688 // represented using that encoding.
689 DW_Z_has_LSDA = 'L',
690
691 // If this letter is present in a 'z' augmentation string, the CIE
692 // augmentation data includes a pointer encoding, followed by a pointer
693 // to a personality routine, represented using that encoding.
694 DW_Z_has_personality_routine = 'P',
695
696 // If this letter is present in a 'z' augmentation string, the CIE
697 // augmentation data includes a pointer encoding describing how the FDE's
698 // initial location, address range, and DW_CFA_set_loc operands are
699 // encoded.
700 DW_Z_has_FDE_address_encoding = 'R',
701
702 // If this letter is present in a 'z' augmentation string, then code
703 // addresses covered by FDEs that cite this CIE are signal delivery
704 // trampolines. Return addresses of frames in trampolines should not be
705 // adjusted as described in section 6.4.4 of the DWARF 3 spec.
706 DW_Z_is_signal_trampoline = 'S'
707};
708
709// Exception handling frame description pointer formats, as described
710// by the Linux Standard Base Core Specification 4.0, section 11.5,
711// DWARF Extensions.
712enum DwarfPointerEncoding
713 {
714 DW_EH_PE_absptr = 0x00,
715 DW_EH_PE_omit = 0xff,
716 DW_EH_PE_uleb128 = 0x01,
717 DW_EH_PE_udata2 = 0x02,
718 DW_EH_PE_udata4 = 0x03,
719 DW_EH_PE_udata8 = 0x04,
720 DW_EH_PE_sleb128 = 0x09,
721 DW_EH_PE_sdata2 = 0x0A,
722 DW_EH_PE_sdata4 = 0x0B,
723 DW_EH_PE_sdata8 = 0x0C,
724 DW_EH_PE_pcrel = 0x10,
725 DW_EH_PE_textrel = 0x20,
726 DW_EH_PE_datarel = 0x30,
727 DW_EH_PE_funcrel = 0x40,
728 DW_EH_PE_aligned = 0x50,
729
730 // The GNU toolchain sources define this enum value as well,
731 // simply to help classify the lower nybble values into signed and
732 // unsigned groups.
733 DW_EH_PE_signed = 0x08,
734
735 // This is not documented in LSB 4.0, but it is used in both the
736 // Linux and OS X toolchains. It can be added to any other
737 // encoding (except DW_EH_PE_aligned), and indicates that the
738 // encoded value represents the address at which the true address
739 // is stored, not the true address itself.
740 DW_EH_PE_indirect = 0x80
741 };
742
743} // namespace google_breakpad
744#endif // COMMON_DWARF_DWARF2ENUMS_H__
745