]> git.ipfire.org Git - thirdparty/binutils-gdb.git/blame - include/dwarf2.h
Handle symbol defined in IR and referenced in DSO
[thirdparty/binutils-gdb.git] / include / dwarf2.h
CommitLineData
e0452928
DD
1/* Declarations and definitions of codes relating to the DWARF2 and
2 DWARF3 symbolic debugging information formats.
2571583a 3 Copyright (C) 1992-2017 Free Software Foundation, Inc.
e0452928
DD
4
5 Written by Gary Funck (gary@intrepid.com) The Ada Joint Program
6 Office (AJPO), Florida State University and Silicon Graphics Inc.
7 provided support for this effort -- June 21, 1995.
8
9 Derived from the DWARF 1 implementation written by Ron Guilmette
10 (rfg@netcom.com), November 1990.
11
12 This file is part of GCC.
13
14 GCC is free software; you can redistribute it and/or modify it under
15 the terms of the GNU General Public License as published by the Free
16 Software Foundation; either version 3, or (at your option) any later
17 version.
18
19 GCC is distributed in the hope that it will be useful, but WITHOUT
20 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
21 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
22 License for more details.
23
24 Under Section 7 of GPL version 3, you are granted additional
25 permissions described in the GCC Runtime Library Exception, version
26 3.1, as published by the Free Software Foundation.
27
28 You should have received a copy of the GNU General Public License and
29 a copy of the GCC Runtime Library Exception along with this program;
30 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
31 <http://www.gnu.org/licenses/>. */
32
33/* This file is derived from the DWARF specification (a public document)
34 Revision 2.0.0 (July 27, 1993) developed by the UNIX International
35 Programming Languages Special Interest Group (UI/PLSIG) and distributed
36 by UNIX International. Copies of this specification are available from
37 UNIX International, 20 Waterview Boulevard, Parsippany, NJ, 07054.
38
39 This file also now contains definitions from the DWARF 3 specification
40 published Dec 20, 2005, available from: http://dwarf.freestandards.org. */
41
47704ddf
KT
42#ifndef _DWARF2_H
43#define _DWARF2_H
e0452928 44
fa66ec53
DD
45#define DW_TAG(name, value) , name = value
46#define DW_TAG_DUP(name, value) , name = value
47#define DW_FORM(name, value) , name = value
48#define DW_AT(name, value) , name = value
49#define DW_AT_DUP(name, value) , name = value
50#define DW_OP(name, value) , name = value
51#define DW_OP_DUP(name, value) , name = value
52#define DW_ATE(name, value) , name = value
53#define DW_ATE_DUP(name, value) , name = value
54#define DW_CFA(name, value) , name = value
55
56#define DW_FIRST_TAG(name, value) enum dwarf_tag { \
57 name = value
58#define DW_END_TAG };
59#define DW_FIRST_FORM(name, value) enum dwarf_form { \
60 name = value
61#define DW_END_FORM };
62#define DW_FIRST_AT(name, value) enum dwarf_attribute { \
63 name = value
64#define DW_END_AT };
65#define DW_FIRST_OP(name, value) enum dwarf_location_atom { \
66 name = value
67#define DW_END_OP };
68#define DW_FIRST_ATE(name, value) enum dwarf_type { \
69 name = value
70#define DW_END_ATE };
71#define DW_FIRST_CFA(name, value) enum dwarf_call_frame_info { \
72 name = value
73#define DW_END_CFA };
74
75#include "dwarf2.def"
76
77#undef DW_FIRST_TAG
78#undef DW_END_TAG
79#undef DW_FIRST_FORM
80#undef DW_END_FORM
81#undef DW_FIRST_AT
82#undef DW_END_AT
83#undef DW_FIRST_OP
84#undef DW_END_OP
85#undef DW_FIRST_ATE
86#undef DW_END_ATE
87#undef DW_FIRST_CFA
88#undef DW_END_CFA
89
90#undef DW_TAG
91#undef DW_TAG_DUP
92#undef DW_FORM
93#undef DW_AT
94#undef DW_AT_DUP
95#undef DW_OP
96#undef DW_OP_DUP
97#undef DW_ATE
98#undef DW_ATE_DUP
99#undef DW_CFA
e0452928
DD
100
101/* Flag that tells whether entry has a child or not. */
102#define DW_children_no 0
103#define DW_children_yes 1
104
e0452928 105#define DW_AT_stride_size DW_AT_bit_stride /* Note: The use of DW_AT_stride_size is deprecated. */
e0452928 106#define DW_AT_stride DW_AT_byte_stride /* Note: The use of DW_AT_stride is deprecated. */
e0452928
DD
107
108/* Decimal sign encodings. */
109enum dwarf_decimal_sign_encoding
110 {
111 /* DWARF 3. */
112 DW_DS_unsigned = 0x01,
113 DW_DS_leading_overpunch = 0x02,
114 DW_DS_trailing_overpunch = 0x03,
115 DW_DS_leading_separate = 0x04,
116 DW_DS_trailing_separate = 0x05
117 };
118
119/* Endianity encodings. */
120enum dwarf_endianity_encoding
121 {
122 /* DWARF 3. */
123 DW_END_default = 0x00,
124 DW_END_big = 0x01,
125 DW_END_little = 0x02,
126
127 DW_END_lo_user = 0x40,
128 DW_END_hi_user = 0xff
129 };
130
131/* Array ordering names and codes. */
132enum dwarf_array_dim_ordering
133 {
134 DW_ORD_row_major = 0,
135 DW_ORD_col_major = 1
136 };
137
138/* Access attribute. */
139enum dwarf_access_attribute
140 {
141 DW_ACCESS_public = 1,
142 DW_ACCESS_protected = 2,
143 DW_ACCESS_private = 3
144 };
145
146/* Visibility. */
147enum dwarf_visibility_attribute
148 {
149 DW_VIS_local = 1,
150 DW_VIS_exported = 2,
151 DW_VIS_qualified = 3
152 };
153
154/* Virtuality. */
155enum dwarf_virtuality_attribute
156 {
157 DW_VIRTUALITY_none = 0,
158 DW_VIRTUALITY_virtual = 1,
159 DW_VIRTUALITY_pure_virtual = 2
160 };
161
162/* Case sensitivity. */
163enum dwarf_id_case
164 {
165 DW_ID_case_sensitive = 0,
166 DW_ID_up_case = 1,
167 DW_ID_down_case = 2,
168 DW_ID_case_insensitive = 3
169 };
170
171/* Calling convention. */
172enum dwarf_calling_convention
173 {
174 DW_CC_normal = 0x1,
175 DW_CC_program = 0x2,
176 DW_CC_nocall = 0x3,
177
fb9b4b7e
NC
178 /* DWARF 5. */
179 DW_CC_pass_by_reference = 0x4,
180 DW_CC_pass_by_value = 0x5,
181
e0452928
DD
182 DW_CC_lo_user = 0x40,
183 DW_CC_hi_user = 0xff,
184
dec397b2 185 DW_CC_GNU_renesas_sh = 0x40,
54fcddd0
UW
186 DW_CC_GNU_borland_fastcall_i386 = 0x41,
187
188 /* This DW_CC_ value is not currently generated by any toolchain. It is
189 used internally to GDB to indicate OpenCL C functions that have been
190 compiled with the IBM XL C for OpenCL compiler and use a non-platform
191 calling convention for passing OpenCL C vector types. This value may
192 be changed freely as long as it does not conflict with any other DW_CC_
193 value defined here. */
194 DW_CC_GDB_IBM_OpenCL = 0xff
e0452928
DD
195 };
196
197/* Inline attribute. */
198enum dwarf_inline_attribute
199 {
200 DW_INL_not_inlined = 0,
201 DW_INL_inlined = 1,
202 DW_INL_declared_not_inlined = 2,
203 DW_INL_declared_inlined = 3
204 };
205
206/* Discriminant lists. */
207enum dwarf_discrim_list
208 {
209 DW_DSC_label = 0,
210 DW_DSC_range = 1
211 };
212
213/* Line number opcodes. */
214enum dwarf_line_number_ops
215 {
216 DW_LNS_extended_op = 0,
217 DW_LNS_copy = 1,
218 DW_LNS_advance_pc = 2,
219 DW_LNS_advance_line = 3,
220 DW_LNS_set_file = 4,
221 DW_LNS_set_column = 5,
222 DW_LNS_negate_stmt = 6,
223 DW_LNS_set_basic_block = 7,
224 DW_LNS_const_add_pc = 8,
225 DW_LNS_fixed_advance_pc = 9,
226 /* DWARF 3. */
227 DW_LNS_set_prologue_end = 10,
228 DW_LNS_set_epilogue_begin = 11,
229 DW_LNS_set_isa = 12
230 };
231
232/* Line number extended opcodes. */
233enum dwarf_line_number_x_ops
234 {
235 DW_LNE_end_sequence = 1,
236 DW_LNE_set_address = 2,
237 DW_LNE_define_file = 3,
238 DW_LNE_set_discriminator = 4,
239 /* HP extensions. */
240 DW_LNE_HP_negate_is_UV_update = 0x11,
241 DW_LNE_HP_push_context = 0x12,
242 DW_LNE_HP_pop_context = 0x13,
243 DW_LNE_HP_set_file_line_column = 0x14,
244 DW_LNE_HP_set_routine_name = 0x15,
245 DW_LNE_HP_set_sequence = 0x16,
246 DW_LNE_HP_negate_post_semantics = 0x17,
247 DW_LNE_HP_negate_function_exit = 0x18,
248 DW_LNE_HP_negate_front_end_logical = 0x19,
249 DW_LNE_HP_define_proc = 0x20,
93a6c7a4 250 DW_LNE_HP_source_file_correlation = 0x80,
e0452928
DD
251
252 DW_LNE_lo_user = 0x80,
253 DW_LNE_hi_user = 0xff
254 };
255
bbda3415
TG
256/* Sub-opcodes for DW_LNE_HP_source_file_correlation. */
257enum dwarf_line_number_hp_sfc_ops
258 {
259 DW_LNE_HP_SFC_formfeed = 1,
260 DW_LNE_HP_SFC_set_listing_line = 2,
261 DW_LNE_HP_SFC_associate = 3
262 };
263
fb9b4b7e
NC
264/* Content type codes in line table directory_entry_format
265 and file_name_entry_format sequences. */
266enum dwarf_line_number_content_type
267 {
268 DW_LNCT_path = 0x1,
269 DW_LNCT_directory_index = 0x2,
270 DW_LNCT_timestamp = 0x3,
271 DW_LNCT_size = 0x4,
272 DW_LNCT_MD5 = 0x5,
273 DW_LNCT_lo_user = 0x2000,
274 DW_LNCT_hi_user = 0x3fff
275 };
1f3de044 276
fb9b4b7e 277/* Type codes for location list entries. */
1f3de044
DD
278enum dwarf_location_list_entry_type
279 {
fb9b4b7e
NC
280 DW_LLE_end_of_list = 0x00,
281 DW_LLE_base_addressx = 0x01,
282 DW_LLE_startx_endx = 0x02,
283 DW_LLE_startx_length = 0x03,
284 DW_LLE_offset_pair = 0x04,
285 DW_LLE_default_location = 0x05,
286 DW_LLE_base_address = 0x06,
287 DW_LLE_start_end = 0x07,
288 DW_LLE_start_length = 0x08,
289
290 /* Former extension for Fission.
291 See http://gcc.gnu.org/wiki/DebugFission. */
292 DW_LLE_GNU_end_of_list_entry = 0x00,
293 DW_LLE_GNU_base_address_selection_entry = 0x01,
294 DW_LLE_GNU_start_end_entry = 0x02,
295 DW_LLE_GNU_start_length_entry = 0x03
1f3de044
DD
296 };
297
e0452928
DD
298#define DW_CIE_ID 0xffffffff
299#define DW64_CIE_ID 0xffffffffffffffffULL
300#define DW_CIE_VERSION 1
301
302#define DW_CFA_extended 0
303
304#define DW_CHILDREN_no 0x00
305#define DW_CHILDREN_yes 0x01
306
307#define DW_ADDR_none 0
308
309/* Source language names and codes. */
310enum dwarf_source_language
311 {
312 DW_LANG_C89 = 0x0001,
313 DW_LANG_C = 0x0002,
314 DW_LANG_Ada83 = 0x0003,
315 DW_LANG_C_plus_plus = 0x0004,
316 DW_LANG_Cobol74 = 0x0005,
317 DW_LANG_Cobol85 = 0x0006,
318 DW_LANG_Fortran77 = 0x0007,
319 DW_LANG_Fortran90 = 0x0008,
320 DW_LANG_Pascal83 = 0x0009,
321 DW_LANG_Modula2 = 0x000a,
322 /* DWARF 3. */
323 DW_LANG_Java = 0x000b,
324 DW_LANG_C99 = 0x000c,
325 DW_LANG_Ada95 = 0x000d,
326 DW_LANG_Fortran95 = 0x000e,
327 DW_LANG_PLI = 0x000f,
328 DW_LANG_ObjC = 0x0010,
329 DW_LANG_ObjC_plus_plus = 0x0011,
330 DW_LANG_UPC = 0x0012,
331 DW_LANG_D = 0x0013,
3fce87a0 332 /* DWARF 4. */
2b6f5997 333 DW_LANG_Python = 0x0014,
8baf536a 334 /* DWARF 5. */
fb9b4b7e 335 DW_LANG_OpenCL = 0x0015,
8baf536a 336 DW_LANG_Go = 0x0016,
fb9b4b7e
NC
337 DW_LANG_Modula3 = 0x0017,
338 DW_LANG_Haskell = 0x0018,
339 DW_LANG_C_plus_plus_03 = 0x0019,
340 DW_LANG_C_plus_plus_11 = 0x001a,
341 DW_LANG_OCaml = 0x001b,
5ff087ac 342 DW_LANG_Rust = 0x001c,
0cfd832f 343 DW_LANG_C11 = 0x001d,
fb9b4b7e
NC
344 DW_LANG_Swift = 0x001e,
345 DW_LANG_Julia = 0x001f,
346 DW_LANG_Dylan = 0x0020,
0cfd832f 347 DW_LANG_C_plus_plus_14 = 0x0021,
5a195044
MW
348 DW_LANG_Fortran03 = 0x0022,
349 DW_LANG_Fortran08 = 0x0023,
fb9b4b7e 350 DW_LANG_RenderScript = 0x0024,
0cfd832f 351
e0452928
DD
352 DW_LANG_lo_user = 0x8000, /* Implementation-defined range start. */
353 DW_LANG_hi_user = 0xffff, /* Implementation-defined range start. */
354
355 /* MIPS. */
356 DW_LANG_Mips_Assembler = 0x8001,
357 /* UPC. */
93a6c7a4
TG
358 DW_LANG_Upc = 0x8765,
359 /* HP extensions. */
360 DW_LANG_HP_Bliss = 0x8003,
361 DW_LANG_HP_Basic91 = 0x8004,
362 DW_LANG_HP_Pascal91 = 0x8005,
363 DW_LANG_HP_IMacro = 0x8006,
5ff087ac
TT
364 DW_LANG_HP_Assembler = 0x8007,
365
366 /* Rust extension, but replaced in DWARF 5. */
367 DW_LANG_Rust_old = 0x9000
e0452928
DD
368 };
369
370/* Names and codes for macro information. */
371enum dwarf_macinfo_record_type
372 {
373 DW_MACINFO_define = 1,
374 DW_MACINFO_undef = 2,
375 DW_MACINFO_start_file = 3,
376 DW_MACINFO_end_file = 4,
377 DW_MACINFO_vendor_ext = 255
378 };
d4743114 379
fb9b4b7e
NC
380/* DW_TAG_defaulted/DW_TAG_GNU_defaulted attributes. */
381enum dwarf_defaulted_attribute
382 {
383 DW_DEFAULTED_no = 0x00,
384 DW_DEFAULTED_in_class = 0x01,
385 DW_DEFAULTED_out_of_class = 0x02
386 };
387
d4743114
JJ
388/* Names and codes for new style macro information. */
389enum dwarf_macro_record_type
390 {
fb9b4b7e
NC
391 DW_MACRO_define = 0x01,
392 DW_MACRO_undef = 0x02,
393 DW_MACRO_start_file = 0x03,
394 DW_MACRO_end_file = 0x04,
395 DW_MACRO_define_strp = 0x05,
396 DW_MACRO_undef_strp = 0x06,
397 DW_MACRO_import = 0x07,
398 DW_MACRO_define_sup = 0x08,
399 DW_MACRO_undef_sup = 0x09,
400 DW_MACRO_import_sup = 0x0a,
401 DW_MACRO_define_strx = 0x0b,
402 DW_MACRO_undef_strx = 0x0c,
403 DW_MACRO_lo_user = 0xe0,
404 DW_MACRO_hi_user = 0xff,
405
406 /* Compatibility macros for the GNU .debug_macro extension. */
407 DW_MACRO_GNU_define = 0x01,
408 DW_MACRO_GNU_undef = 0x02,
409 DW_MACRO_GNU_start_file = 0x03,
410 DW_MACRO_GNU_end_file = 0x04,
411 DW_MACRO_GNU_define_indirect = 0x05,
412 DW_MACRO_GNU_undef_indirect = 0x06,
413 DW_MACRO_GNU_transparent_include = 0x07,
9761def5
DD
414 /* Extensions for DWZ multifile.
415 See http://www.dwarfstd.org/ShowIssue.php?issue=120604.1&type=open . */
fb9b4b7e
NC
416 DW_MACRO_GNU_define_indirect_alt = 0x08,
417 DW_MACRO_GNU_undef_indirect_alt = 0x09,
418 DW_MACRO_GNU_transparent_include_alt = 0x0a,
d4743114
JJ
419 DW_MACRO_GNU_lo_user = 0xe0,
420 DW_MACRO_GNU_hi_user = 0xff
421 };
fb9b4b7e
NC
422
423/* Index attributes in the Abbreviations Table. */
424enum dwarf_name_index_attribute
425 {
426 DW_IDX_compile_unit = 1,
427 DW_IDX_type_unit = 2,
428 DW_IDX_die_offset = 3,
429 DW_IDX_parent = 4,
430 DW_IDX_type_hash = 5,
431 DW_IDX_lo_user = 0x2000,
432 DW_IDX_hi_user = 0x3fff
433 };
434
435/* Range list entry kinds in .debug_rnglists* section. */
436enum dwarf_range_list_entry
437 {
438 DW_RLE_end_of_list = 0x00,
439 DW_RLE_base_addressx = 0x01,
440 DW_RLE_startx_endx = 0x02,
441 DW_RLE_startx_length = 0x03,
442 DW_RLE_offset_pair = 0x04,
443 DW_RLE_base_address = 0x05,
444 DW_RLE_start_end = 0x06,
445 DW_RLE_start_length = 0x07
446 };
447
448/* Unit types in unit_type unit header field. */
449enum dwarf_unit_type
450 {
451 DW_UT_compile = 0x01,
452 DW_UT_type = 0x02,
453 DW_UT_partial = 0x03,
454 DW_UT_skeleton = 0x04,
455 DW_UT_split_compile = 0x05,
456 DW_UT_split_type = 0x06,
457 DW_UT_lo_user = 0x80,
458 DW_UT_hi_user = 0xff
459 };
e0452928
DD
460\f
461/* @@@ For use with GNU frame unwind information. */
462
463#define DW_EH_PE_absptr 0x00
464#define DW_EH_PE_omit 0xff
465
466#define DW_EH_PE_uleb128 0x01
467#define DW_EH_PE_udata2 0x02
468#define DW_EH_PE_udata4 0x03
469#define DW_EH_PE_udata8 0x04
470#define DW_EH_PE_sleb128 0x09
471#define DW_EH_PE_sdata2 0x0A
472#define DW_EH_PE_sdata4 0x0B
473#define DW_EH_PE_sdata8 0x0C
474#define DW_EH_PE_signed 0x08
475
476#define DW_EH_PE_pcrel 0x10
477#define DW_EH_PE_textrel 0x20
478#define DW_EH_PE_datarel 0x30
479#define DW_EH_PE_funcrel 0x40
480#define DW_EH_PE_aligned 0x50
481
482#define DW_EH_PE_indirect 0x80
483
374694f0
CC
484/* Codes for the debug sections in a dwarf package (.dwp) file.
485 Extensions for Fission. See http://gcc.gnu.org/wiki/DebugFissionDWP. */
486enum dwarf_sect
487 {
488 DW_SECT_INFO = 1,
489 DW_SECT_TYPES = 2,
490 DW_SECT_ABBREV = 3,
491 DW_SECT_LINE = 4,
492 DW_SECT_LOC = 5,
493 DW_SECT_STR_OFFSETS = 6,
494 DW_SECT_MACINFO = 7,
495 DW_SECT_MACRO = 8,
496 DW_SECT_MAX = 8
497 };
fa66ec53
DD
498
499#ifdef __cplusplus
500extern "C" {
501#endif /* __cplusplus */
502
503/* Return the name of a DW_TAG_ constant, or NULL if the value is not
504 recognized. */
505extern const char *get_DW_TAG_name (unsigned int tag);
506
507/* Return the name of a DW_AT_ constant, or NULL if the value is not
508 recognized. */
509extern const char *get_DW_AT_name (unsigned int attr);
510
511/* Return the name of a DW_FORM_ constant, or NULL if the value is not
512 recognized. */
513extern const char *get_DW_FORM_name (unsigned int form);
514
515/* Return the name of a DW_OP_ constant, or NULL if the value is not
516 recognized. */
517extern const char *get_DW_OP_name (unsigned int op);
518
519/* Return the name of a DW_ATE_ constant, or NULL if the value is not
520 recognized. */
521extern const char *get_DW_ATE_name (unsigned int enc);
522
523/* Return the name of a DW_CFA_ constant, or NULL if the value is not
524 recognized. */
525extern const char *get_DW_CFA_name (unsigned int opc);
526
527#ifdef __cplusplus
528}
529#endif /* __cplusplus */
530
47704ddf 531#endif /* _DWARF2_H */