Upgrade GDB from 7.4.1 to 7.6.1 on the vendor branch
[dragonfly.git] / contrib / gdb-7 / include / dwarf2.h
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1/* Declarations and definitions of codes relating to the DWARF2 and
2 DWARF3 symbolic debugging information formats.
3 Copyright (C) 1992, 1993, 1995, 1996, 1997, 1999, 2000, 2001, 2002,
ef5ccd6c 4 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
cf7f2e2d 5 Free Software Foundation, Inc.
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6
7 Written by Gary Funck (gary@intrepid.com) The Ada Joint Program
8 Office (AJPO), Florida State University and Silicon Graphics Inc.
9 provided support for this effort -- June 21, 1995.
10
11 Derived from the DWARF 1 implementation written by Ron Guilmette
12 (rfg@netcom.com), November 1990.
13
14 This file is part of GCC.
15
16 GCC is free software; you can redistribute it and/or modify it under
17 the terms of the GNU General Public License as published by the Free
18 Software Foundation; either version 3, or (at your option) any later
19 version.
20
21 GCC is distributed in the hope that it will be useful, but WITHOUT
22 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
23 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
24 License for more details.
25
26 Under Section 7 of GPL version 3, you are granted additional
27 permissions described in the GCC Runtime Library Exception, version
28 3.1, as published by the Free Software Foundation.
29
30 You should have received a copy of the GNU General Public License and
31 a copy of the GCC Runtime Library Exception along with this program;
32 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
33 <http://www.gnu.org/licenses/>. */
34
35/* This file is derived from the DWARF specification (a public document)
36 Revision 2.0.0 (July 27, 1993) developed by the UNIX International
37 Programming Languages Special Interest Group (UI/PLSIG) and distributed
38 by UNIX International. Copies of this specification are available from
39 UNIX International, 20 Waterview Boulevard, Parsippany, NJ, 07054.
40
41 This file also now contains definitions from the DWARF 3 specification
42 published Dec 20, 2005, available from: http://dwarf.freestandards.org. */
43
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44#ifndef _DWARF2_H
45#define _DWARF2_H
5796c8dc 46
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47#define DW_TAG(name, value) , name = value
48#define DW_TAG_DUP(name, value) , name = value
49#define DW_FORM(name, value) , name = value
50#define DW_AT(name, value) , name = value
51#define DW_AT_DUP(name, value) , name = value
52#define DW_OP(name, value) , name = value
53#define DW_OP_DUP(name, value) , name = value
54#define DW_ATE(name, value) , name = value
55#define DW_ATE_DUP(name, value) , name = value
56#define DW_CFA(name, value) , name = value
57
58#define DW_FIRST_TAG(name, value) enum dwarf_tag { \
59 name = value
60#define DW_END_TAG };
61#define DW_FIRST_FORM(name, value) enum dwarf_form { \
62 name = value
63#define DW_END_FORM };
64#define DW_FIRST_AT(name, value) enum dwarf_attribute { \
65 name = value
66#define DW_END_AT };
67#define DW_FIRST_OP(name, value) enum dwarf_location_atom { \
68 name = value
69#define DW_END_OP };
70#define DW_FIRST_ATE(name, value) enum dwarf_type { \
71 name = value
72#define DW_END_ATE };
73#define DW_FIRST_CFA(name, value) enum dwarf_call_frame_info { \
74 name = value
75#define DW_END_CFA };
76
77#include "dwarf2.def"
78
79#undef DW_FIRST_TAG
80#undef DW_END_TAG
81#undef DW_FIRST_FORM
82#undef DW_END_FORM
83#undef DW_FIRST_AT
84#undef DW_END_AT
85#undef DW_FIRST_OP
86#undef DW_END_OP
87#undef DW_FIRST_ATE
88#undef DW_END_ATE
89#undef DW_FIRST_CFA
90#undef DW_END_CFA
91
92#undef DW_TAG
93#undef DW_TAG_DUP
94#undef DW_FORM
95#undef DW_AT
96#undef DW_AT_DUP
97#undef DW_OP
98#undef DW_OP_DUP
99#undef DW_ATE
100#undef DW_ATE_DUP
101#undef DW_CFA
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102
103/* Flag that tells whether entry has a child or not. */
104#define DW_children_no 0
105#define DW_children_yes 1
106
5796c8dc 107#define DW_AT_stride_size DW_AT_bit_stride /* Note: The use of DW_AT_stride_size is deprecated. */
5796c8dc 108#define DW_AT_stride DW_AT_byte_stride /* Note: The use of DW_AT_stride is deprecated. */
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109
110/* Decimal sign encodings. */
111enum dwarf_decimal_sign_encoding
112 {
113 /* DWARF 3. */
114 DW_DS_unsigned = 0x01,
115 DW_DS_leading_overpunch = 0x02,
116 DW_DS_trailing_overpunch = 0x03,
117 DW_DS_leading_separate = 0x04,
118 DW_DS_trailing_separate = 0x05
119 };
120
121/* Endianity encodings. */
122enum dwarf_endianity_encoding
123 {
124 /* DWARF 3. */
125 DW_END_default = 0x00,
126 DW_END_big = 0x01,
127 DW_END_little = 0x02,
128
129 DW_END_lo_user = 0x40,
130 DW_END_hi_user = 0xff
131 };
132
133/* Array ordering names and codes. */
134enum dwarf_array_dim_ordering
135 {
136 DW_ORD_row_major = 0,
137 DW_ORD_col_major = 1
138 };
139
140/* Access attribute. */
141enum dwarf_access_attribute
142 {
143 DW_ACCESS_public = 1,
144 DW_ACCESS_protected = 2,
145 DW_ACCESS_private = 3
146 };
147
148/* Visibility. */
149enum dwarf_visibility_attribute
150 {
151 DW_VIS_local = 1,
152 DW_VIS_exported = 2,
153 DW_VIS_qualified = 3
154 };
155
156/* Virtuality. */
157enum dwarf_virtuality_attribute
158 {
159 DW_VIRTUALITY_none = 0,
160 DW_VIRTUALITY_virtual = 1,
161 DW_VIRTUALITY_pure_virtual = 2
162 };
163
164/* Case sensitivity. */
165enum dwarf_id_case
166 {
167 DW_ID_case_sensitive = 0,
168 DW_ID_up_case = 1,
169 DW_ID_down_case = 2,
170 DW_ID_case_insensitive = 3
171 };
172
173/* Calling convention. */
174enum dwarf_calling_convention
175 {
176 DW_CC_normal = 0x1,
177 DW_CC_program = 0x2,
178 DW_CC_nocall = 0x3,
179
180 DW_CC_lo_user = 0x40,
181 DW_CC_hi_user = 0xff,
182
cf7f2e2d 183 DW_CC_GNU_renesas_sh = 0x40,
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184 DW_CC_GNU_borland_fastcall_i386 = 0x41,
185
186 /* This DW_CC_ value is not currently generated by any toolchain. It is
187 used internally to GDB to indicate OpenCL C functions that have been
188 compiled with the IBM XL C for OpenCL compiler and use a non-platform
189 calling convention for passing OpenCL C vector types. This value may
190 be changed freely as long as it does not conflict with any other DW_CC_
191 value defined here. */
192 DW_CC_GDB_IBM_OpenCL = 0xff
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193 };
194
195/* Inline attribute. */
196enum dwarf_inline_attribute
197 {
198 DW_INL_not_inlined = 0,
199 DW_INL_inlined = 1,
200 DW_INL_declared_not_inlined = 2,
201 DW_INL_declared_inlined = 3
202 };
203
204/* Discriminant lists. */
205enum dwarf_discrim_list
206 {
207 DW_DSC_label = 0,
208 DW_DSC_range = 1
209 };
210
211/* Line number opcodes. */
212enum dwarf_line_number_ops
213 {
214 DW_LNS_extended_op = 0,
215 DW_LNS_copy = 1,
216 DW_LNS_advance_pc = 2,
217 DW_LNS_advance_line = 3,
218 DW_LNS_set_file = 4,
219 DW_LNS_set_column = 5,
220 DW_LNS_negate_stmt = 6,
221 DW_LNS_set_basic_block = 7,
222 DW_LNS_const_add_pc = 8,
223 DW_LNS_fixed_advance_pc = 9,
224 /* DWARF 3. */
225 DW_LNS_set_prologue_end = 10,
226 DW_LNS_set_epilogue_begin = 11,
227 DW_LNS_set_isa = 12
228 };
229
230/* Line number extended opcodes. */
231enum dwarf_line_number_x_ops
232 {
233 DW_LNE_end_sequence = 1,
234 DW_LNE_set_address = 2,
235 DW_LNE_define_file = 3,
236 DW_LNE_set_discriminator = 4,
237 /* HP extensions. */
238 DW_LNE_HP_negate_is_UV_update = 0x11,
239 DW_LNE_HP_push_context = 0x12,
240 DW_LNE_HP_pop_context = 0x13,
241 DW_LNE_HP_set_file_line_column = 0x14,
242 DW_LNE_HP_set_routine_name = 0x15,
243 DW_LNE_HP_set_sequence = 0x16,
244 DW_LNE_HP_negate_post_semantics = 0x17,
245 DW_LNE_HP_negate_function_exit = 0x18,
246 DW_LNE_HP_negate_front_end_logical = 0x19,
247 DW_LNE_HP_define_proc = 0x20,
cf7f2e2d 248 DW_LNE_HP_source_file_correlation = 0x80,
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249
250 DW_LNE_lo_user = 0x80,
251 DW_LNE_hi_user = 0xff
252 };
253
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254/* Sub-opcodes for DW_LNE_HP_source_file_correlation. */
255enum dwarf_line_number_hp_sfc_ops
256 {
257 DW_LNE_HP_SFC_formfeed = 1,
258 DW_LNE_HP_SFC_set_listing_line = 2,
259 DW_LNE_HP_SFC_associate = 3
260 };
261
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262/* Type codes for location list entries.
263 Extension for Fission. See http://gcc.gnu.org/wiki/DebugFission. */
264
265enum dwarf_location_list_entry_type
5796c8dc 266 {
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267 DW_LLE_GNU_end_of_list_entry = 0,
268 DW_LLE_GNU_base_address_selection_entry = 1,
269 DW_LLE_GNU_start_end_entry = 2,
270 DW_LLE_GNU_start_length_entry = 3
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271 };
272
273#define DW_CIE_ID 0xffffffff
274#define DW64_CIE_ID 0xffffffffffffffffULL
275#define DW_CIE_VERSION 1
276
277#define DW_CFA_extended 0
278
279#define DW_CHILDREN_no 0x00
280#define DW_CHILDREN_yes 0x01
281
282#define DW_ADDR_none 0
283
284/* Source language names and codes. */
285enum dwarf_source_language
286 {
287 DW_LANG_C89 = 0x0001,
288 DW_LANG_C = 0x0002,
289 DW_LANG_Ada83 = 0x0003,
290 DW_LANG_C_plus_plus = 0x0004,
291 DW_LANG_Cobol74 = 0x0005,
292 DW_LANG_Cobol85 = 0x0006,
293 DW_LANG_Fortran77 = 0x0007,
294 DW_LANG_Fortran90 = 0x0008,
295 DW_LANG_Pascal83 = 0x0009,
296 DW_LANG_Modula2 = 0x000a,
297 /* DWARF 3. */
298 DW_LANG_Java = 0x000b,
299 DW_LANG_C99 = 0x000c,
300 DW_LANG_Ada95 = 0x000d,
301 DW_LANG_Fortran95 = 0x000e,
302 DW_LANG_PLI = 0x000f,
303 DW_LANG_ObjC = 0x0010,
304 DW_LANG_ObjC_plus_plus = 0x0011,
305 DW_LANG_UPC = 0x0012,
306 DW_LANG_D = 0x0013,
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307 /* DWARF 4. */
308 DW_LANG_Python = 0x0014,
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309 /* DWARF 5. */
310 DW_LANG_Go = 0x0016,
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311
312 DW_LANG_lo_user = 0x8000, /* Implementation-defined range start. */
313 DW_LANG_hi_user = 0xffff, /* Implementation-defined range start. */
314
315 /* MIPS. */
316 DW_LANG_Mips_Assembler = 0x8001,
317 /* UPC. */
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318 DW_LANG_Upc = 0x8765,
319 /* HP extensions. */
320 DW_LANG_HP_Bliss = 0x8003,
321 DW_LANG_HP_Basic91 = 0x8004,
322 DW_LANG_HP_Pascal91 = 0x8005,
323 DW_LANG_HP_IMacro = 0x8006,
324 DW_LANG_HP_Assembler = 0x8007
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325 };
326
327/* Names and codes for macro information. */
328enum dwarf_macinfo_record_type
329 {
330 DW_MACINFO_define = 1,
331 DW_MACINFO_undef = 2,
332 DW_MACINFO_start_file = 3,
333 DW_MACINFO_end_file = 4,
334 DW_MACINFO_vendor_ext = 255
335 };
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336
337/* Names and codes for new style macro information. */
338enum dwarf_macro_record_type
339 {
340 DW_MACRO_GNU_define = 1,
341 DW_MACRO_GNU_undef = 2,
342 DW_MACRO_GNU_start_file = 3,
343 DW_MACRO_GNU_end_file = 4,
344 DW_MACRO_GNU_define_indirect = 5,
345 DW_MACRO_GNU_undef_indirect = 6,
346 DW_MACRO_GNU_transparent_include = 7,
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347 /* Extensions for DWZ multifile.
348 See http://www.dwarfstd.org/ShowIssue.php?issue=120604.1&type=open . */
349 DW_MACRO_GNU_define_indirect_alt = 8,
350 DW_MACRO_GNU_undef_indirect_alt = 9,
351 DW_MACRO_GNU_transparent_include_alt = 10,
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352 DW_MACRO_GNU_lo_user = 0xe0,
353 DW_MACRO_GNU_hi_user = 0xff
354 };
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355\f
356/* @@@ For use with GNU frame unwind information. */
357
358#define DW_EH_PE_absptr 0x00
359#define DW_EH_PE_omit 0xff
360
361#define DW_EH_PE_uleb128 0x01
362#define DW_EH_PE_udata2 0x02
363#define DW_EH_PE_udata4 0x03
364#define DW_EH_PE_udata8 0x04
365#define DW_EH_PE_sleb128 0x09
366#define DW_EH_PE_sdata2 0x0A
367#define DW_EH_PE_sdata4 0x0B
368#define DW_EH_PE_sdata8 0x0C
369#define DW_EH_PE_signed 0x08
370
371#define DW_EH_PE_pcrel 0x10
372#define DW_EH_PE_textrel 0x20
373#define DW_EH_PE_datarel 0x30
374#define DW_EH_PE_funcrel 0x40
375#define DW_EH_PE_aligned 0x50
376
377#define DW_EH_PE_indirect 0x80
378
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379/* Codes for the debug sections in a dwarf package (.dwp) file.
380 Extensions for Fission. See http://gcc.gnu.org/wiki/DebugFissionDWP. */
381enum dwarf_sect
382 {
383 DW_SECT_INFO = 1,
384 DW_SECT_TYPES = 2,
385 DW_SECT_ABBREV = 3,
386 DW_SECT_LINE = 4,
387 DW_SECT_LOC = 5,
388 DW_SECT_STR_OFFSETS = 6,
389 DW_SECT_MACINFO = 7,
390 DW_SECT_MACRO = 8,
391 DW_SECT_MAX = 8
392 };
393
394#ifdef __cplusplus
395extern "C" {
396#endif /* __cplusplus */
397
398/* Return the name of a DW_TAG_ constant, or NULL if the value is not
399 recognized. */
400extern const char *get_DW_TAG_name (unsigned int tag);
401
402/* Return the name of a DW_AT_ constant, or NULL if the value is not
403 recognized. */
404extern const char *get_DW_AT_name (unsigned int attr);
405
406/* Return the name of a DW_FORM_ constant, or NULL if the value is not
407 recognized. */
408extern const char *get_DW_FORM_name (unsigned int form);
409
410/* Return the name of a DW_OP_ constant, or NULL if the value is not
411 recognized. */
412extern const char *get_DW_OP_name (unsigned int op);
413
414/* Return the name of a DW_ATE_ constant, or NULL if the value is not
415 recognized. */
416extern const char *get_DW_ATE_name (unsigned int enc);
417
418/* Return the name of a DW_CFA_ constant, or NULL if the value is not
419 recognized. */
420extern const char *get_DW_CFA_name (unsigned int opc);
421
422#ifdef __cplusplus
423}
424#endif /* __cplusplus */
425
c50c785c 426#endif /* _DWARF2_H */