1 /* Declarations and definitions of codes relating to the DWARF2 symbolic
2 debugging information format.
3 Copyright (C) 1992, 1993, 1995, 1996, 1997, 2000, 2011
4 Free Software Foundation, Inc.
5 Contributed by Gary Funck (gary@intrepid.com). Derived from the
6 DWARF 1 implementation written by Ron Guilmette (rfg@monkeys.com).
8 This file is part of the GNU C Library.
10 The GNU C Library is free software; you can redistribute it and/or
11 modify it under the terms of the GNU Lesser General Public
12 License as published by the Free Software Foundation; either
13 version 2.1 of the License, or (at your option) any later version.
15 The GNU C Library is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 Lesser General Public License for more details.
20 You should have received a copy of the GNU Lesser General Public
21 License along with the GNU C Library; if not, see
22 <http://www.gnu.org/licenses/>. */
27 /* This file is derived from the DWARF specification (a public document)
28 Revision 2.0.0 (July 27, 1993) developed by the UNIX International
29 Programming Languages Special Interest Group (UI/PLSIG) and distributed
30 by UNIX International. Copies of this specification are available from
31 UNIX International, 20 Waterview Boulevard, Parsippany, NJ, 07054. */
33 /* This file is shared between GCC and GDB, and should not contain
37 /* Tag names and codes. */
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,
49 DW_TAG_lexical_block
= 0x0b,
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,
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,
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 /* SGI/MIPS Extensions */
90 DW_TAG_MIPS_loop
= 0x4081,
92 DW_TAG_format_label
= 0x4101, /* for FORTRAN 77 and Fortran 90 */
93 DW_TAG_function_template
= 0x4102, /* for C++ */
94 DW_TAG_class_template
= 0x4103, /* for C++ */
95 DW_TAG_GNU_BINCL
= 0x4104,
96 DW_TAG_GNU_EINCL
= 0x4105
99 #define DW_TAG_lo_user 0x4080
100 #define DW_TAG_hi_user 0xffff
102 /* flag that tells whether entry has a child or not */
103 #define DW_children_no 0
104 #define DW_children_yes 1
106 /* Form names and codes. */
110 DW_FORM_block2
= 0x03,
111 DW_FORM_block4
= 0x04,
112 DW_FORM_data2
= 0x05,
113 DW_FORM_data4
= 0x06,
114 DW_FORM_data8
= 0x07,
115 DW_FORM_string
= 0x08,
116 DW_FORM_block
= 0x09,
117 DW_FORM_block1
= 0x0a,
118 DW_FORM_data1
= 0x0b,
120 DW_FORM_sdata
= 0x0d,
122 DW_FORM_udata
= 0x0f,
123 DW_FORM_ref_addr
= 0x10,
128 DW_FORM_ref_udata
= 0x15,
129 DW_FORM_indirect
= 0x16
132 /* Attribute names and codes. */
136 DW_AT_sibling
= 0x01,
137 DW_AT_location
= 0x02,
139 DW_AT_ordering
= 0x09,
140 DW_AT_subscr_data
= 0x0a,
141 DW_AT_byte_size
= 0x0b,
142 DW_AT_bit_offset
= 0x0c,
143 DW_AT_bit_size
= 0x0d,
144 DW_AT_element_list
= 0x0f,
145 DW_AT_stmt_list
= 0x10,
147 DW_AT_high_pc
= 0x12,
148 DW_AT_language
= 0x13,
151 DW_AT_discr_value
= 0x16,
152 DW_AT_visibility
= 0x17,
154 DW_AT_string_length
= 0x19,
155 DW_AT_common_reference
= 0x1a,
156 DW_AT_comp_dir
= 0x1b,
157 DW_AT_const_value
= 0x1c,
158 DW_AT_containing_type
= 0x1d,
159 DW_AT_default_value
= 0x1e,
161 DW_AT_is_optional
= 0x21,
162 DW_AT_lower_bound
= 0x22,
163 DW_AT_producer
= 0x25,
164 DW_AT_prototyped
= 0x27,
165 DW_AT_return_addr
= 0x2a,
166 DW_AT_start_scope
= 0x2c,
167 DW_AT_stride_size
= 0x2e,
168 DW_AT_upper_bound
= 0x2f,
169 DW_AT_abstract_origin
= 0x31,
170 DW_AT_accessibility
= 0x32,
171 DW_AT_address_class
= 0x33,
172 DW_AT_artificial
= 0x34,
173 DW_AT_base_types
= 0x35,
174 DW_AT_calling_convention
= 0x36,
176 DW_AT_data_member_location
= 0x38,
177 DW_AT_decl_column
= 0x39,
178 DW_AT_decl_file
= 0x3a,
179 DW_AT_decl_line
= 0x3b,
180 DW_AT_declaration
= 0x3c,
181 DW_AT_discr_list
= 0x3d,
182 DW_AT_encoding
= 0x3e,
183 DW_AT_external
= 0x3f,
184 DW_AT_frame_base
= 0x40,
186 DW_AT_identifier_case
= 0x42,
187 DW_AT_macro_info
= 0x43,
188 DW_AT_namelist_items
= 0x44,
189 DW_AT_priority
= 0x45,
190 DW_AT_segment
= 0x46,
191 DW_AT_specification
= 0x47,
192 DW_AT_static_link
= 0x48,
194 DW_AT_use_location
= 0x4a,
195 DW_AT_variable_parameter
= 0x4b,
196 DW_AT_virtuality
= 0x4c,
197 DW_AT_vtable_elem_location
= 0x4d,
198 /* SGI/MIPS Extensions */
199 DW_AT_MIPS_fde
= 0x2001,
200 DW_AT_MIPS_loop_begin
= 0x2002,
201 DW_AT_MIPS_tail_loop_begin
= 0x2003,
202 DW_AT_MIPS_epilog_begin
= 0x2004,
203 DW_AT_MIPS_loop_unroll_factor
= 0x2005,
204 DW_AT_MIPS_software_pipeline_depth
= 0x2006,
205 DW_AT_MIPS_linkage_name
= 0x2007,
206 DW_AT_MIPS_stride
= 0x2008,
207 DW_AT_MIPS_abstract_name
= 0x2009,
208 DW_AT_MIPS_clone_origin
= 0x200a,
209 DW_AT_MIPS_has_inlines
= 0x200b,
210 /* GNU extensions. */
211 DW_AT_sf_names
= 0x2101,
212 DW_AT_src_info
= 0x2102,
213 DW_AT_mac_info
= 0x2103,
214 DW_AT_src_coords
= 0x2104,
215 DW_AT_body_begin
= 0x2105,
216 DW_AT_body_end
= 0x2106
219 #define DW_AT_lo_user 0x2000 /* implementation-defined range start */
220 #define DW_AT_hi_user 0x3ff0 /* implementation-defined range end */
222 /* Location atom names and codes. */
224 enum dwarf_location_atom
228 DW_OP_const1u
= 0x08,
229 DW_OP_const1s
= 0x09,
230 DW_OP_const2u
= 0x0a,
231 DW_OP_const2s
= 0x0b,
232 DW_OP_const4u
= 0x0c,
233 DW_OP_const4s
= 0x0d,
234 DW_OP_const8u
= 0x0e,
235 DW_OP_const8s
= 0x0f,
255 DW_OP_plus_uconst
= 0x23,
368 DW_OP_deref_size
= 0x94,
369 DW_OP_xderef_size
= 0x95,
373 #define DW_OP_lo_user 0x80 /* implementation-defined range start */
374 #define DW_OP_hi_user 0xff /* implementation-defined range end */
376 /* Type encodings. */
381 DW_ATE_address
= 0x1,
382 DW_ATE_boolean
= 0x2,
383 DW_ATE_complex_float
= 0x3,
386 DW_ATE_signed_char
= 0x6,
387 DW_ATE_unsigned
= 0x7,
388 DW_ATE_unsigned_char
= 0x8
391 #define DW_ATE_lo_user 0x80
392 #define DW_ATE_hi_user 0xff
394 /* Array ordering names and codes. */
395 enum dwarf_array_dim_ordering
397 DW_ORD_row_major
= 0,
401 /* access attribute */
402 enum dwarf_access_attribute
404 DW_ACCESS_public
= 1,
405 DW_ACCESS_protected
= 2,
406 DW_ACCESS_private
= 3
410 enum dwarf_visibility_attribute
418 enum dwarf_virtuality_attribute
420 DW_VIRTUALITY_none
= 0,
421 DW_VIRTUALITY_virtual
= 1,
422 DW_VIRTUALITY_pure_virtual
= 2
425 /* case sensitivity */
428 DW_ID_case_sensitive
= 0,
431 DW_ID_case_insensitive
= 3
434 /* calling convention */
435 enum dwarf_calling_convention
442 #define DW_CC_lo_user 0x40
443 #define DW_CC_hi_user 0xff
445 /* inline attribute */
446 enum dwarf_inline_attribute
448 DW_INL_not_inlined
= 0,
450 DW_INL_declared_not_inlined
= 2,
451 DW_INL_declared_inlined
= 3
454 /* discriminant lists */
455 enum dwarf_discrim_list
461 /* line number opcodes */
462 enum dwarf_line_number_ops
464 DW_LNS_extended_op
= 0,
466 DW_LNS_advance_pc
= 2,
467 DW_LNS_advance_line
= 3,
469 DW_LNS_set_column
= 5,
470 DW_LNS_negate_stmt
= 6,
471 DW_LNS_set_basic_block
= 7,
472 DW_LNS_const_add_pc
= 8,
473 DW_LNS_fixed_advance_pc
= 9
476 /* line number extended opcodes */
477 enum dwarf_line_number_x_ops
479 DW_LNE_end_sequence
= 1,
480 DW_LNE_set_address
= 2,
481 DW_LNE_define_file
= 3
484 /* call frame information */
485 enum dwarf_call_frame_info
487 DW_CFA_advance_loc
= 0x40,
488 DW_CFA_offset
= 0x80,
489 DW_CFA_restore
= 0xc0,
491 DW_CFA_set_loc
= 0x01,
492 DW_CFA_advance_loc1
= 0x02,
493 DW_CFA_advance_loc2
= 0x03,
494 DW_CFA_advance_loc4
= 0x04,
495 DW_CFA_offset_extended
= 0x05,
496 DW_CFA_restore_extended
= 0x06,
497 DW_CFA_undefined
= 0x07,
498 DW_CFA_same_value
= 0x08,
499 DW_CFA_register
= 0x09,
500 DW_CFA_remember_state
= 0x0a,
501 DW_CFA_restore_state
= 0x0b,
502 DW_CFA_def_cfa
= 0x0c,
503 DW_CFA_def_cfa_register
= 0x0d,
504 DW_CFA_def_cfa_offset
= 0x0e,
505 DW_CFA_def_cfa_expression
= 0x0f,
506 DW_CFA_expression
= 0x10,
508 DW_CFA_offset_extended_sf
= 0x11,
509 DW_CFA_def_cfa_sf
= 0x12,
510 DW_CFA_def_cfa_offset_sf
= 0x13,
512 /* SGI/MIPS specific */
513 DW_CFA_MIPS_advance_loc8
= 0x1d,
516 DW_CFA_GNU_window_save
= 0x2d,
517 DW_CFA_GNU_args_size
= 0x2e,
518 DW_CFA_GNU_negative_offset_extended
= 0x2f
521 #define DW_CIE_ID 0xffffffff
522 #define DW_CIE_VERSION 1
524 #define DW_CFA_extended 0
525 #define DW_CFA_low_user 0x1c
526 #define DW_CFA_high_user 0x3f
528 #define DW_CHILDREN_no 0x00
529 #define DW_CHILDREN_yes 0x01
531 #define DW_ADDR_none 0
533 /* Source language names and codes. */
535 enum dwarf_source_language
537 DW_LANG_C89
= 0x0001,
539 DW_LANG_Ada83
= 0x0003,
540 DW_LANG_C_plus_plus
= 0x0004,
541 DW_LANG_Cobol74
= 0x0005,
542 DW_LANG_Cobol85
= 0x0006,
543 DW_LANG_Fortran77
= 0x0007,
544 DW_LANG_Fortran90
= 0x0008,
545 DW_LANG_Pascal83
= 0x0009,
546 DW_LANG_Modula2
= 0x000a,
547 DW_LANG_Java
= 0x000b,
548 DW_LANG_Mips_Assembler
= 0x8001
552 #define DW_LANG_lo_user 0x8000 /* implementation-defined range start */
553 #define DW_LANG_hi_user 0xffff /* implementation-defined range start */
555 /* Names and codes for macro information. */
557 enum dwarf_macinfo_record_type
559 DW_MACINFO_define
= 1,
560 DW_MACINFO_undef
= 2,
561 DW_MACINFO_start_file
= 3,
562 DW_MACINFO_end_file
= 4,
563 DW_MACINFO_vendor_ext
= 255
566 #endif /* !ASSEMBLER */
568 /* @@@ For use with GNU frame unwind information. */
570 #define DW_EH_PE_absptr 0x00
571 #define DW_EH_PE_omit 0xff
573 #define DW_EH_PE_uleb128 0x01
574 #define DW_EH_PE_udata2 0x02
575 #define DW_EH_PE_udata4 0x03
576 #define DW_EH_PE_udata8 0x04
577 #define DW_EH_PE_sleb128 0x09
578 #define DW_EH_PE_sdata2 0x0A
579 #define DW_EH_PE_sdata4 0x0B
580 #define DW_EH_PE_sdata8 0x0C
581 #define DW_EH_PE_signed 0x08
583 #define DW_EH_PE_pcrel 0x10
584 #define DW_EH_PE_textrel 0x20
585 #define DW_EH_PE_datarel 0x30
586 #define DW_EH_PE_funcrel 0x40
587 #define DW_EH_PE_aligned 0x50
589 #define DW_EH_PE_indirect 0x80
591 #endif /* dwarf2.h */