1
/* Declarations and definitions of codes relating to the DWARF2 symbolic
2
debugging information format.
3
Copyright (C) 1992, 1993, 1995, 1996, 1997, 1999, 2000, 2001, 2002
4
Free Software Foundation, Inc.
6
Written by Gary Funck (gary@intrepid.com) The Ada Joint Program
7
Office (AJPO), Florida State Unviversity and Silicon Graphics Inc.
8
provided support for this effort -- June 21, 1995.
10
Derived from the DWARF 1 implementation written by Ron Guilmette
11
(rfg@netcom.com), November 1990.
13
This file is part of GCC.
15
GCC is free software; you can redistribute it and/or modify it under
16
the terms of the GNU General Public License as published by the Free
17
Software Foundation; either version 2, or (at your option) any later
20
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
21
WARRANTY; without even the implied warranty of MERCHANTABILITY or
22
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
25
You should have received a copy of the GNU General Public License
26
along with GCC; see the file COPYING. If not, write to the Free
27
Software Foundation, 59 Temple Place - Suite 330, Boston, MA
30
/* This file is derived from the DWARF specification (a public document)
31
Revision 2.0.0 (July 27, 1993) developed by the UNIX International
32
Programming Languages Special Interest Group (UI/PLSIG) and distributed
33
by UNIX International. Copies of this specification are available from
34
UNIX International, 20 Waterview Boulevard, Parsippany, NJ, 07054.
36
This file also now contains definitions from the DWARF 3 specification. */
38
/* This file is shared between GCC and GDB, and should not contain
44
/* Structure found in the .debug_line section. */
47
unsigned char li_length [4];
48
unsigned char li_version [2];
49
unsigned char li_prologue_length [4];
50
unsigned char li_min_insn_length [1];
51
unsigned char li_default_is_stmt [1];
52
unsigned char li_line_base [1];
53
unsigned char li_line_range [1];
54
unsigned char li_opcode_base [1];
56
DWARF2_External_LineInfo;
60
unsigned long li_length;
61
unsigned short li_version;
62
unsigned int li_prologue_length;
63
unsigned char li_min_insn_length;
64
unsigned char li_default_is_stmt;
66
unsigned char li_line_range;
67
unsigned char li_opcode_base;
69
DWARF2_Internal_LineInfo;
71
/* Structure found in .debug_pubnames section. */
74
unsigned char pn_length [4];
75
unsigned char pn_version [2];
76
unsigned char pn_offset [4];
77
unsigned char pn_size [4];
79
DWARF2_External_PubNames;
83
unsigned long pn_length;
84
unsigned short pn_version;
85
unsigned long pn_offset;
86
unsigned long pn_size;
88
DWARF2_Internal_PubNames;
90
/* Strcuture found in .debug_info section. */
93
unsigned char cu_length [4];
94
unsigned char cu_version [2];
95
unsigned char cu_abbrev_offset [4];
96
unsigned char cu_pointer_size [1];
98
DWARF2_External_CompUnit;
102
unsigned long cu_length;
103
unsigned short cu_version;
104
unsigned long cu_abbrev_offset;
105
unsigned char cu_pointer_size;
107
DWARF2_Internal_CompUnit;
111
unsigned char ar_length [4];
112
unsigned char ar_version [2];
113
unsigned char ar_info_offset [4];
114
unsigned char ar_pointer_size [1];
115
unsigned char ar_segment_size [1];
117
DWARF2_External_ARange;
121
unsigned long ar_length;
122
unsigned short ar_version;
123
unsigned long ar_info_offset;
124
unsigned char ar_pointer_size;
125
unsigned char ar_segment_size;
127
DWARF2_Internal_ARange;
130
/* Tag names and codes. */
133
DW_TAG_padding = 0x00,
134
DW_TAG_array_type = 0x01,
135
DW_TAG_class_type = 0x02,
136
DW_TAG_entry_point = 0x03,
137
DW_TAG_enumeration_type = 0x04,
138
DW_TAG_formal_parameter = 0x05,
139
DW_TAG_imported_declaration = 0x08,
141
DW_TAG_lexical_block = 0x0b,
142
DW_TAG_member = 0x0d,
143
DW_TAG_pointer_type = 0x0f,
144
DW_TAG_reference_type = 0x10,
145
DW_TAG_compile_unit = 0x11,
146
DW_TAG_string_type = 0x12,
147
DW_TAG_structure_type = 0x13,
148
DW_TAG_subroutine_type = 0x15,
149
DW_TAG_typedef = 0x16,
150
DW_TAG_union_type = 0x17,
151
DW_TAG_unspecified_parameters = 0x18,
152
DW_TAG_variant = 0x19,
153
DW_TAG_common_block = 0x1a,
154
DW_TAG_common_inclusion = 0x1b,
155
DW_TAG_inheritance = 0x1c,
156
DW_TAG_inlined_subroutine = 0x1d,
157
DW_TAG_module = 0x1e,
158
DW_TAG_ptr_to_member_type = 0x1f,
159
DW_TAG_set_type = 0x20,
160
DW_TAG_subrange_type = 0x21,
161
DW_TAG_with_stmt = 0x22,
162
DW_TAG_access_declaration = 0x23,
163
DW_TAG_base_type = 0x24,
164
DW_TAG_catch_block = 0x25,
165
DW_TAG_const_type = 0x26,
166
DW_TAG_constant = 0x27,
167
DW_TAG_enumerator = 0x28,
168
DW_TAG_file_type = 0x29,
169
DW_TAG_friend = 0x2a,
170
DW_TAG_namelist = 0x2b,
171
DW_TAG_namelist_item = 0x2c,
172
DW_TAG_packed_type = 0x2d,
173
DW_TAG_subprogram = 0x2e,
174
DW_TAG_template_type_param = 0x2f,
175
DW_TAG_template_value_param = 0x30,
176
DW_TAG_thrown_type = 0x31,
177
DW_TAG_try_block = 0x32,
178
DW_TAG_variant_part = 0x33,
179
DW_TAG_variable = 0x34,
180
DW_TAG_volatile_type = 0x35,
182
DW_TAG_dwarf_procedure = 0x36,
183
DW_TAG_restrict_type = 0x37,
184
DW_TAG_interface_type = 0x38,
185
DW_TAG_namespace = 0x39,
186
DW_TAG_imported_module = 0x3a,
187
DW_TAG_unspecified_type = 0x3b,
188
DW_TAG_partial_unit = 0x3c,
189
DW_TAG_imported_unit = 0x3d,
190
/* SGI/MIPS Extensions. */
191
DW_TAG_MIPS_loop = 0x4081,
192
/* GNU extensions. */
193
DW_TAG_format_label = 0x4101, /* For FORTRAN 77 and Fortran 90. */
194
DW_TAG_function_template = 0x4102, /* For C++. */
195
DW_TAG_class_template = 0x4103, /* For C++. */
196
DW_TAG_GNU_BINCL = 0x4104,
197
DW_TAG_GNU_EINCL = 0x4105
200
#define DW_TAG_lo_user 0x4080
201
#define DW_TAG_hi_user 0xffff
203
/* Flag that tells whether entry has a child or not. */
204
#define DW_children_no 0
205
#define DW_children_yes 1
207
/* Form names and codes. */
211
DW_FORM_block2 = 0x03,
212
DW_FORM_block4 = 0x04,
213
DW_FORM_data2 = 0x05,
214
DW_FORM_data4 = 0x06,
215
DW_FORM_data8 = 0x07,
216
DW_FORM_string = 0x08,
217
DW_FORM_block = 0x09,
218
DW_FORM_block1 = 0x0a,
219
DW_FORM_data1 = 0x0b,
221
DW_FORM_sdata = 0x0d,
223
DW_FORM_udata = 0x0f,
224
DW_FORM_ref_addr = 0x10,
229
DW_FORM_ref_udata = 0x15,
230
DW_FORM_indirect = 0x16
233
/* Attribute names and codes. */
237
DW_AT_sibling = 0x01,
238
DW_AT_location = 0x02,
240
DW_AT_ordering = 0x09,
241
DW_AT_subscr_data = 0x0a,
242
DW_AT_byte_size = 0x0b,
243
DW_AT_bit_offset = 0x0c,
244
DW_AT_bit_size = 0x0d,
245
DW_AT_element_list = 0x0f,
246
DW_AT_stmt_list = 0x10,
248
DW_AT_high_pc = 0x12,
249
DW_AT_language = 0x13,
252
DW_AT_discr_value = 0x16,
253
DW_AT_visibility = 0x17,
255
DW_AT_string_length = 0x19,
256
DW_AT_common_reference = 0x1a,
257
DW_AT_comp_dir = 0x1b,
258
DW_AT_const_value = 0x1c,
259
DW_AT_containing_type = 0x1d,
260
DW_AT_default_value = 0x1e,
262
DW_AT_is_optional = 0x21,
263
DW_AT_lower_bound = 0x22,
264
DW_AT_producer = 0x25,
265
DW_AT_prototyped = 0x27,
266
DW_AT_return_addr = 0x2a,
267
DW_AT_start_scope = 0x2c,
268
DW_AT_stride_size = 0x2e,
269
DW_AT_upper_bound = 0x2f,
270
DW_AT_abstract_origin = 0x31,
271
DW_AT_accessibility = 0x32,
272
DW_AT_address_class = 0x33,
273
DW_AT_artificial = 0x34,
274
DW_AT_base_types = 0x35,
275
DW_AT_calling_convention = 0x36,
277
DW_AT_data_member_location = 0x38,
278
DW_AT_decl_column = 0x39,
279
DW_AT_decl_file = 0x3a,
280
DW_AT_decl_line = 0x3b,
281
DW_AT_declaration = 0x3c,
282
DW_AT_discr_list = 0x3d,
283
DW_AT_encoding = 0x3e,
284
DW_AT_external = 0x3f,
285
DW_AT_frame_base = 0x40,
287
DW_AT_identifier_case = 0x42,
288
DW_AT_macro_info = 0x43,
289
DW_AT_namelist_items = 0x44,
290
DW_AT_priority = 0x45,
291
DW_AT_segment = 0x46,
292
DW_AT_specification = 0x47,
293
DW_AT_static_link = 0x48,
295
DW_AT_use_location = 0x4a,
296
DW_AT_variable_parameter = 0x4b,
297
DW_AT_virtuality = 0x4c,
298
DW_AT_vtable_elem_location = 0x4d,
299
/* DWARF 3 values. */
300
DW_AT_allocated = 0x4e,
301
DW_AT_associated = 0x4f,
302
DW_AT_data_location = 0x50,
304
DW_AT_entry_pc = 0x52,
305
DW_AT_use_UTF8 = 0x53,
306
DW_AT_extension = 0x54,
308
DW_AT_trampoline = 0x56,
309
DW_AT_call_column = 0x57,
310
DW_AT_call_file = 0x58,
311
DW_AT_call_line = 0x59,
312
/* SGI/MIPS Extensions. */
313
DW_AT_MIPS_fde = 0x2001,
314
DW_AT_MIPS_loop_begin = 0x2002,
315
DW_AT_MIPS_tail_loop_begin = 0x2003,
316
DW_AT_MIPS_epilog_begin = 0x2004,
317
DW_AT_MIPS_loop_unroll_factor = 0x2005,
318
DW_AT_MIPS_software_pipeline_depth = 0x2006,
319
DW_AT_MIPS_linkage_name = 0x2007,
320
DW_AT_MIPS_stride = 0x2008,
321
DW_AT_MIPS_abstract_name = 0x2009,
322
DW_AT_MIPS_clone_origin = 0x200a,
323
DW_AT_MIPS_has_inlines = 0x200b,
324
/* GNU extensions. */
325
DW_AT_sf_names = 0x2101,
326
DW_AT_src_info = 0x2102,
327
DW_AT_mac_info = 0x2103,
328
DW_AT_src_coords = 0x2104,
329
DW_AT_body_begin = 0x2105,
330
DW_AT_body_end = 0x2106,
331
DW_AT_GNU_vector = 0x2107,
332
/* VMS Extensions. */
333
DW_AT_VMS_rtnbeg_pd_address = 0x2201
336
#define DW_AT_lo_user 0x2000 /* Implementation-defined range start. */
337
#define DW_AT_hi_user 0x3ff0 /* Implementation-defined range end. */
339
/* Location atom names and codes. */
340
enum dwarf_location_atom
344
DW_OP_const1u = 0x08,
345
DW_OP_const1s = 0x09,
346
DW_OP_const2u = 0x0a,
347
DW_OP_const2s = 0x0b,
348
DW_OP_const4u = 0x0c,
349
DW_OP_const4s = 0x0d,
350
DW_OP_const8u = 0x0e,
351
DW_OP_const8s = 0x0f,
371
DW_OP_plus_uconst = 0x23,
484
DW_OP_deref_size = 0x94,
485
DW_OP_xderef_size = 0x95,
487
/* DWARF 3 extensions. */
488
DW_OP_push_object_address = 0x97,
494
#define DW_OP_lo_user 0x80 /* Implementation-defined range start. */
495
#define DW_OP_hi_user 0xff /* Implementation-defined range end. */
497
/* Type encodings. */
501
DW_ATE_address = 0x1,
502
DW_ATE_boolean = 0x2,
503
DW_ATE_complex_float = 0x3,
506
DW_ATE_signed_char = 0x6,
507
DW_ATE_unsigned = 0x7,
508
DW_ATE_unsigned_char = 0x8,
510
DW_ATE_imaginary_float = 0x9
513
#define DW_ATE_lo_user 0x80
514
#define DW_ATE_hi_user 0xff
516
/* Array ordering names and codes. */
517
enum dwarf_array_dim_ordering
519
DW_ORD_row_major = 0,
523
/* Access attribute. */
524
enum dwarf_access_attribute
526
DW_ACCESS_public = 1,
527
DW_ACCESS_protected = 2,
528
DW_ACCESS_private = 3
532
enum dwarf_visibility_attribute
540
enum dwarf_virtuality_attribute
542
DW_VIRTUALITY_none = 0,
543
DW_VIRTUALITY_virtual = 1,
544
DW_VIRTUALITY_pure_virtual = 2
547
/* Case sensitivity. */
550
DW_ID_case_sensitive = 0,
553
DW_ID_case_insensitive = 3
556
/* Calling convention. */
557
enum dwarf_calling_convention
564
#define DW_CC_lo_user 0x40
565
#define DW_CC_hi_user 0xff
567
/* Inline attribute. */
568
enum dwarf_inline_attribute
570
DW_INL_not_inlined = 0,
572
DW_INL_declared_not_inlined = 2,
573
DW_INL_declared_inlined = 3
576
/* Discriminant lists. */
577
enum dwarf_discrim_list
583
/* Line number opcodes. */
584
enum dwarf_line_number_ops
586
DW_LNS_extended_op = 0,
588
DW_LNS_advance_pc = 2,
589
DW_LNS_advance_line = 3,
591
DW_LNS_set_column = 5,
592
DW_LNS_negate_stmt = 6,
593
DW_LNS_set_basic_block = 7,
594
DW_LNS_const_add_pc = 8,
595
DW_LNS_fixed_advance_pc = 9,
597
DW_LNS_set_prologue_end = 10,
598
DW_LNS_set_epilogue_begin = 11,
602
/* Line number extended opcodes. */
603
enum dwarf_line_number_x_ops
605
DW_LNE_end_sequence = 1,
606
DW_LNE_set_address = 2,
607
DW_LNE_define_file = 3
610
/* Call frame information. */
611
enum dwarf_call_frame_info
613
DW_CFA_advance_loc = 0x40,
614
DW_CFA_offset = 0x80,
615
DW_CFA_restore = 0xc0,
617
DW_CFA_set_loc = 0x01,
618
DW_CFA_advance_loc1 = 0x02,
619
DW_CFA_advance_loc2 = 0x03,
620
DW_CFA_advance_loc4 = 0x04,
621
DW_CFA_offset_extended = 0x05,
622
DW_CFA_restore_extended = 0x06,
623
DW_CFA_undefined = 0x07,
624
DW_CFA_same_value = 0x08,
625
DW_CFA_register = 0x09,
626
DW_CFA_remember_state = 0x0a,
627
DW_CFA_restore_state = 0x0b,
628
DW_CFA_def_cfa = 0x0c,
629
DW_CFA_def_cfa_register = 0x0d,
630
DW_CFA_def_cfa_offset = 0x0e,
633
DW_CFA_def_cfa_expression = 0x0f,
634
DW_CFA_expression = 0x10,
635
DW_CFA_offset_extended_sf = 0x11,
636
DW_CFA_def_cfa_sf = 0x12,
637
DW_CFA_def_cfa_offset_sf = 0x13,
639
/* SGI/MIPS specific. */
640
DW_CFA_MIPS_advance_loc8 = 0x1d,
642
/* GNU extensions. */
643
DW_CFA_GNU_window_save = 0x2d,
644
DW_CFA_GNU_args_size = 0x2e,
645
DW_CFA_GNU_negative_offset_extended = 0x2f
648
#define DW_CIE_ID 0xffffffff
649
#define DW_CIE_VERSION 1
651
#define DW_CFA_extended 0
652
#define DW_CFA_lo_user 0x1c
653
#define DW_CFA_hi_user 0x3f
655
#define DW_CHILDREN_no 0x00
656
#define DW_CHILDREN_yes 0x01
658
#define DW_ADDR_none 0
660
/* Source language names and codes. */
661
enum dwarf_source_language
663
DW_LANG_C89 = 0x0001,
665
DW_LANG_Ada83 = 0x0003,
666
DW_LANG_C_plus_plus = 0x0004,
667
DW_LANG_Cobol74 = 0x0005,
668
DW_LANG_Cobol85 = 0x0006,
669
DW_LANG_Fortran77 = 0x0007,
670
DW_LANG_Fortran90 = 0x0008,
671
DW_LANG_Pascal83 = 0x0009,
672
DW_LANG_Modula2 = 0x000a,
673
DW_LANG_Java = 0x000b,
675
DW_LANG_C99 = 0x000c,
676
DW_LANG_Ada95 = 0x000d,
677
DW_LANG_Fortran95 = 0x000e,
679
DW_LANG_Mips_Assembler = 0x8001
683
#define DW_LANG_lo_user 0x8000 /* Implementation-defined range start. */
684
#define DW_LANG_hi_user 0xffff /* Implementation-defined range start. */
686
/* Names and codes for macro information. */
687
enum dwarf_macinfo_record_type
689
DW_MACINFO_define = 1,
690
DW_MACINFO_undef = 2,
691
DW_MACINFO_start_file = 3,
692
DW_MACINFO_end_file = 4,
693
DW_MACINFO_vendor_ext = 255
696
/* @@@ For use with GNU frame unwind information. */
698
#define DW_EH_PE_absptr 0x00
699
#define DW_EH_PE_omit 0xff
701
#define DW_EH_PE_uleb128 0x01
702
#define DW_EH_PE_udata2 0x02
703
#define DW_EH_PE_udata4 0x03
704
#define DW_EH_PE_udata8 0x04
705
#define DW_EH_PE_sleb128 0x09
706
#define DW_EH_PE_sdata2 0x0A
707
#define DW_EH_PE_sdata4 0x0B
708
#define DW_EH_PE_sdata8 0x0C
709
#define DW_EH_PE_signed 0x08
711
#define DW_EH_PE_pcrel 0x10
712
#define DW_EH_PE_textrel 0x20
713
#define DW_EH_PE_datarel 0x30
714
#define DW_EH_PE_funcrel 0x40
715
#define DW_EH_PE_aligned 0x50
717
#define DW_EH_PE_indirect 0x80
719
#endif /* _ELF_DWARF2_H */