1 /* Declarations and definitions of codes relating to the DWARF2 symbolic
2 debugging information format.
3 Copyright (C) 1992, 1993, 1995, 1996, 1997 Free Software Foundation, Inc.
4 Contributed by Gary Funck (gary@intrepid.com). Derived from the
5 DWARF 1 implementation written by Ron Guilmette (rfg@monkeys.com).
7 This file is part of GNU CC.
9 GNU CC is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 2, or (at your option)
14 GNU CC is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with GNU CC; see the file COPYING. If not, write to
21 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
23 /* This file is derived from the DWARF specification (a public document)
24 Revision 2.0.0 (July 27, 1993) developed by the UNIX International
25 Programming Languages Special Interest Group (UI/PLSIG) and distributed
26 by UNIX International. Copies of this specification are available from
27 UNIX International, 20 Waterview Boulevard, Parsippany, NJ, 07054. */
29 /* This file is shared between GCC and GDB, and should not contain
32 /* Tag names and codes. */
36 DW_TAG_padding
= 0x00,
37 DW_TAG_array_type
= 0x01,
38 DW_TAG_class_type
= 0x02,
39 DW_TAG_entry_point
= 0x03,
40 DW_TAG_enumeration_type
= 0x04,
41 DW_TAG_formal_parameter
= 0x05,
42 DW_TAG_imported_declaration
= 0x08,
44 DW_TAG_lexical_block
= 0x0b,
46 DW_TAG_pointer_type
= 0x0f,
47 DW_TAG_reference_type
= 0x10,
48 DW_TAG_compile_unit
= 0x11,
49 DW_TAG_string_type
= 0x12,
50 DW_TAG_structure_type
= 0x13,
51 DW_TAG_subroutine_type
= 0x15,
52 DW_TAG_typedef
= 0x16,
53 DW_TAG_union_type
= 0x17,
54 DW_TAG_unspecified_parameters
= 0x18,
55 DW_TAG_variant
= 0x19,
56 DW_TAG_common_block
= 0x1a,
57 DW_TAG_common_inclusion
= 0x1b,
58 DW_TAG_inheritance
= 0x1c,
59 DW_TAG_inlined_subroutine
= 0x1d,
61 DW_TAG_ptr_to_member_type
= 0x1f,
62 DW_TAG_set_type
= 0x20,
63 DW_TAG_subrange_type
= 0x21,
64 DW_TAG_with_stmt
= 0x22,
65 DW_TAG_access_declaration
= 0x23,
66 DW_TAG_base_type
= 0x24,
67 DW_TAG_catch_block
= 0x25,
68 DW_TAG_const_type
= 0x26,
69 DW_TAG_constant
= 0x27,
70 DW_TAG_enumerator
= 0x28,
71 DW_TAG_file_type
= 0x29,
73 DW_TAG_namelist
= 0x2b,
74 DW_TAG_namelist_item
= 0x2c,
75 DW_TAG_packed_type
= 0x2d,
76 DW_TAG_subprogram
= 0x2e,
77 DW_TAG_template_type_param
= 0x2f,
78 DW_TAG_template_value_param
= 0x30,
79 DW_TAG_thrown_type
= 0x31,
80 DW_TAG_try_block
= 0x32,
81 DW_TAG_variant_part
= 0x33,
82 DW_TAG_variable
= 0x34,
83 DW_TAG_volatile_type
= 0x35,
84 /* SGI/MIPS Extensions */
85 DW_TAG_MIPS_loop
= 0x4081,
87 DW_TAG_format_label
= 0x4101, /* for FORTRAN 77 and Fortran 90 */
88 DW_TAG_function_template
= 0x4102, /* for C++ */
89 DW_TAG_class_template
= 0x4103 /* for C++ */
92 #define DW_TAG_lo_user 0x4080
93 #define DW_TAG_hi_user 0xffff
95 /* flag that tells whether entry has a child or not */
96 #define DW_children_no 0
97 #define DW_children_yes 1
99 /* Form names and codes. */
103 DW_FORM_block2
= 0x03,
104 DW_FORM_block4
= 0x04,
105 DW_FORM_data2
= 0x05,
106 DW_FORM_data4
= 0x06,
107 DW_FORM_data8
= 0x07,
108 DW_FORM_string
= 0x08,
109 DW_FORM_block
= 0x09,
110 DW_FORM_block1
= 0x0a,
111 DW_FORM_data1
= 0x0b,
113 DW_FORM_sdata
= 0x0d,
115 DW_FORM_udata
= 0x0f,
116 DW_FORM_ref_addr
= 0x10,
121 DW_FORM_ref_udata
= 0x15,
122 DW_FORM_indirect
= 0x16
125 /* Attribute names and codes. */
129 DW_AT_sibling
= 0x01,
130 DW_AT_location
= 0x02,
132 DW_AT_ordering
= 0x09,
133 DW_AT_subscr_data
= 0x0a,
134 DW_AT_byte_size
= 0x0b,
135 DW_AT_bit_offset
= 0x0c,
136 DW_AT_bit_size
= 0x0d,
137 DW_AT_element_list
= 0x0f,
138 DW_AT_stmt_list
= 0x10,
140 DW_AT_high_pc
= 0x12,
141 DW_AT_language
= 0x13,
144 DW_AT_discr_value
= 0x16,
145 DW_AT_visibility
= 0x17,
147 DW_AT_string_length
= 0x19,
148 DW_AT_common_reference
= 0x1a,
149 DW_AT_comp_dir
= 0x1b,
150 DW_AT_const_value
= 0x1c,
151 DW_AT_containing_type
= 0x1d,
152 DW_AT_default_value
= 0x1e,
154 DW_AT_is_optional
= 0x21,
155 DW_AT_lower_bound
= 0x22,
156 DW_AT_producer
= 0x25,
157 DW_AT_prototyped
= 0x27,
158 DW_AT_return_addr
= 0x2a,
159 DW_AT_start_scope
= 0x2c,
160 DW_AT_stride_size
= 0x2e,
161 DW_AT_upper_bound
= 0x2f,
162 DW_AT_abstract_origin
= 0x31,
163 DW_AT_accessibility
= 0x32,
164 DW_AT_address_class
= 0x33,
165 DW_AT_artificial
= 0x34,
166 DW_AT_base_types
= 0x35,
167 DW_AT_calling_convention
= 0x36,
169 DW_AT_data_member_location
= 0x38,
170 DW_AT_decl_column
= 0x39,
171 DW_AT_decl_file
= 0x3a,
172 DW_AT_decl_line
= 0x3b,
173 DW_AT_declaration
= 0x3c,
174 DW_AT_discr_list
= 0x3d,
175 DW_AT_encoding
= 0x3e,
176 DW_AT_external
= 0x3f,
177 DW_AT_frame_base
= 0x40,
179 DW_AT_identifier_case
= 0x42,
180 DW_AT_macro_info
= 0x43,
181 DW_AT_namelist_items
= 0x44,
182 DW_AT_priority
= 0x45,
183 DW_AT_segment
= 0x46,
184 DW_AT_specification
= 0x47,
185 DW_AT_static_link
= 0x48,
187 DW_AT_use_location
= 0x4a,
188 DW_AT_variable_parameter
= 0x4b,
189 DW_AT_virtuality
= 0x4c,
190 DW_AT_vtable_elem_location
= 0x4d,
191 /* SGI/MIPS Extensions */
192 DW_AT_MIPS_fde
= 0x2001,
193 DW_AT_MIPS_loop_begin
= 0x2002,
194 DW_AT_MIPS_tail_loop_begin
= 0x2003,
195 DW_AT_MIPS_epilog_begin
= 0x2004,
196 DW_AT_MIPS_loop_unroll_factor
= 0x2005,
197 DW_AT_MIPS_software_pipeline_depth
= 0x2006,
198 DW_AT_MIPS_linkage_name
= 0x2007,
199 DW_AT_MIPS_stride
= 0x2008,
200 DW_AT_MIPS_abstract_name
= 0x2009,
201 DW_AT_MIPS_clone_origin
= 0x200a,
202 DW_AT_MIPS_has_inlines
= 0x200b,
203 /* GNU extensions. */
204 DW_AT_sf_names
= 0x2101,
205 DW_AT_src_info
= 0x2102,
206 DW_AT_mac_info
= 0x2103,
207 DW_AT_src_coords
= 0x2104,
208 DW_AT_body_begin
= 0x2105,
209 DW_AT_body_end
= 0x2106
212 #define DW_AT_lo_user 0x2000 /* implementation-defined range start */
213 #define DW_AT_hi_user 0x3ff0 /* implementation-defined range end */
215 /* Location atom names and codes. */
217 enum dwarf_location_atom
221 DW_OP_const1u
= 0x08,
222 DW_OP_const1s
= 0x09,
223 DW_OP_const2u
= 0x0a,
224 DW_OP_const2s
= 0x0b,
225 DW_OP_const4u
= 0x0c,
226 DW_OP_const4s
= 0x0d,
227 DW_OP_const8u
= 0x0e,
228 DW_OP_const8s
= 0x0f,
248 DW_OP_plus_uconst
= 0x23,
361 DW_OP_deref_size
= 0x94,
362 DW_OP_xderef_size
= 0x95,
366 #define DW_OP_lo_user 0x80 /* implementation-defined range start */
367 #define DW_OP_hi_user 0xff /* implementation-defined range end */
369 /* Type encodings. */
374 DW_ATE_address
= 0x1,
375 DW_ATE_boolean
= 0x2,
376 DW_ATE_complex_float
= 0x3,
379 DW_ATE_signed_char
= 0x6,
380 DW_ATE_unsigned
= 0x7,
381 DW_ATE_unsigned_char
= 0x8
384 #define DW_ATE_lo_user 0x80
385 #define DW_ATE_hi_user 0xff
387 /* Array ordering names and codes. */
388 enum dwarf_array_dim_ordering
390 DW_ORD_row_major
= 0,
394 /* access attribute */
395 enum dwarf_access_attribute
397 DW_ACCESS_public
= 1,
398 DW_ACCESS_protected
= 2,
399 DW_ACCESS_private
= 3
403 enum dwarf_visibility_attribute
411 enum dwarf_virtuality_attribute
413 DW_VIRTUALITY_none
= 0,
414 DW_VIRTUALITY_virtual
= 1,
415 DW_VIRTUALITY_pure_virtual
= 2
418 /* case sensitivity */
421 DW_ID_case_sensitive
= 0,
424 DW_ID_case_insensitive
= 3
427 /* calling convention */
428 enum dwarf_calling_convention
435 #define DW_CC_lo_user 0x40
436 #define DW_CC_hi_user 0xff
438 /* inline attribute */
439 enum dwarf_inline_attribute
441 DW_INL_not_inlined
= 0,
443 DW_INL_declared_not_inlined
= 2,
444 DW_INL_declared_inlined
= 3
447 /* discriminant lists */
448 enum dwarf_discrim_list
454 /* line number opcodes */
455 enum dwarf_line_number_ops
457 DW_LNS_extended_op
= 0,
459 DW_LNS_advance_pc
= 2,
460 DW_LNS_advance_line
= 3,
462 DW_LNS_set_column
= 5,
463 DW_LNS_negate_stmt
= 6,
464 DW_LNS_set_basic_block
= 7,
465 DW_LNS_const_add_pc
= 8,
466 DW_LNS_fixed_advance_pc
= 9
469 /* line number extended opcodes */
470 enum dwarf_line_number_x_ops
472 DW_LNE_end_sequence
= 1,
473 DW_LNE_set_address
= 2,
474 DW_LNE_define_file
= 3
477 /* call frame information */
478 enum dwarf_call_frame_info
480 DW_CFA_advance_loc
= 0x40,
481 DW_CFA_offset
= 0x80,
482 DW_CFA_restore
= 0xc0,
484 DW_CFA_set_loc
= 0x01,
485 DW_CFA_advance_loc1
= 0x02,
486 DW_CFA_advance_loc2
= 0x03,
487 DW_CFA_advance_loc4
= 0x04,
488 DW_CFA_offset_extended
= 0x05,
489 DW_CFA_restore_extended
= 0x06,
490 DW_CFA_undefined
= 0x07,
491 DW_CFA_same_value
= 0x08,
492 DW_CFA_register
= 0x09,
493 DW_CFA_remember_state
= 0x0a,
494 DW_CFA_restore_state
= 0x0b,
495 DW_CFA_def_cfa
= 0x0c,
496 DW_CFA_def_cfa_register
= 0x0d,
497 DW_CFA_def_cfa_offset
= 0x0e,
498 /* SGI/MIPS specific */
499 DW_CFA_MIPS_advance_loc8
= 0x1d,
502 DW_CFA_GNU_window_save
= 0x2d,
503 DW_CFA_GNU_args_size
= 0x2e
506 #define DW_CIE_ID 0xffffffff
507 #define DW_CIE_VERSION 1
509 #define DW_CFA_extended 0
510 #define DW_CFA_low_user 0x1c
511 #define DW_CFA_high_user 0x3f
513 #define DW_CHILDREN_no 0x00
514 #define DW_CHILDREN_yes 0x01
516 #define DW_ADDR_none 0
518 /* Source language names and codes. */
520 enum dwarf_source_language
522 DW_LANG_C89
= 0x0001,
524 DW_LANG_Ada83
= 0x0003,
525 DW_LANG_C_plus_plus
= 0x0004,
526 DW_LANG_Cobol74
= 0x0005,
527 DW_LANG_Cobol85
= 0x0006,
528 DW_LANG_Fortran77
= 0x0007,
529 DW_LANG_Fortran90
= 0x0008,
530 DW_LANG_Pascal83
= 0x0009,
531 DW_LANG_Modula2
= 0x000a,
532 DW_LANG_Mips_Assembler
= 0x8001
536 #define DW_LANG_lo_user 0x8000 /* implementation-defined range start */
537 #define DW_LANG_hi_user 0xffff /* implementation-defined range start */
539 /* Names and codes for macro information. */
541 enum dwarf_macinfo_record_type
543 DW_MACINFO_define
= 1,
544 DW_MACINFO_undef
= 2,
545 DW_MACINFO_start_file
= 3,
546 DW_MACINFO_end_file
= 4,
547 DW_MACINFO_vendor_ext
= 255