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
41 /* Tag names and codes. */
44 DW_TAG_padding
= 0x00,
45 DW_TAG_array_type
= 0x01,
46 DW_TAG_class_type
= 0x02,
47 DW_TAG_entry_point
= 0x03,
48 DW_TAG_enumeration_type
= 0x04,
49 DW_TAG_formal_parameter
= 0x05,
50 DW_TAG_imported_declaration
= 0x08,
52 DW_TAG_lexical_block
= 0x0b,
54 DW_TAG_pointer_type
= 0x0f,
55 DW_TAG_reference_type
= 0x10,
56 DW_TAG_compile_unit
= 0x11,
57 DW_TAG_string_type
= 0x12,
58 DW_TAG_structure_type
= 0x13,
59 DW_TAG_subroutine_type
= 0x15,
60 DW_TAG_typedef
= 0x16,
61 DW_TAG_union_type
= 0x17,
62 DW_TAG_unspecified_parameters
= 0x18,
63 DW_TAG_variant
= 0x19,
64 DW_TAG_common_block
= 0x1a,
65 DW_TAG_common_inclusion
= 0x1b,
66 DW_TAG_inheritance
= 0x1c,
67 DW_TAG_inlined_subroutine
= 0x1d,
69 DW_TAG_ptr_to_member_type
= 0x1f,
70 DW_TAG_set_type
= 0x20,
71 DW_TAG_subrange_type
= 0x21,
72 DW_TAG_with_stmt
= 0x22,
73 DW_TAG_access_declaration
= 0x23,
74 DW_TAG_base_type
= 0x24,
75 DW_TAG_catch_block
= 0x25,
76 DW_TAG_const_type
= 0x26,
77 DW_TAG_constant
= 0x27,
78 DW_TAG_enumerator
= 0x28,
79 DW_TAG_file_type
= 0x29,
81 DW_TAG_namelist
= 0x2b,
82 DW_TAG_namelist_item
= 0x2c,
83 DW_TAG_packed_type
= 0x2d,
84 DW_TAG_subprogram
= 0x2e,
85 DW_TAG_template_type_param
= 0x2f,
86 DW_TAG_template_value_param
= 0x30,
87 DW_TAG_thrown_type
= 0x31,
88 DW_TAG_try_block
= 0x32,
89 DW_TAG_variant_part
= 0x33,
90 DW_TAG_variable
= 0x34,
91 DW_TAG_volatile_type
= 0x35,
93 DW_TAG_dwarf_procedure
= 0x36,
94 DW_TAG_restrict_type
= 0x37,
95 DW_TAG_interface_type
= 0x38,
96 DW_TAG_namespace
= 0x39,
97 DW_TAG_imported_module
= 0x3a,
98 DW_TAG_unspecified_type
= 0x3b,
99 DW_TAG_partial_unit
= 0x3c,
100 DW_TAG_imported_unit
= 0x3d,
101 /* SGI/MIPS Extensions. */
102 DW_TAG_MIPS_loop
= 0x4081,
103 /* GNU extensions. */
104 DW_TAG_format_label
= 0x4101, /* For FORTRAN 77 and Fortran 90. */
105 DW_TAG_function_template
= 0x4102, /* For C++. */
106 DW_TAG_class_template
= 0x4103, /* For C++. */
107 DW_TAG_GNU_BINCL
= 0x4104,
108 DW_TAG_GNU_EINCL
= 0x4105
111 #define DW_TAG_lo_user 0x4080
112 #define DW_TAG_hi_user 0xffff
114 /* Flag that tells whether entry has a child or not. */
115 #define DW_children_no 0
116 #define DW_children_yes 1
118 /* Form names and codes. */
122 DW_FORM_block2
= 0x03,
123 DW_FORM_block4
= 0x04,
124 DW_FORM_data2
= 0x05,
125 DW_FORM_data4
= 0x06,
126 DW_FORM_data8
= 0x07,
127 DW_FORM_string
= 0x08,
128 DW_FORM_block
= 0x09,
129 DW_FORM_block1
= 0x0a,
130 DW_FORM_data1
= 0x0b,
132 DW_FORM_sdata
= 0x0d,
134 DW_FORM_udata
= 0x0f,
135 DW_FORM_ref_addr
= 0x10,
140 DW_FORM_ref_udata
= 0x15,
141 DW_FORM_indirect
= 0x16
144 /* Attribute names and codes. */
148 DW_AT_sibling
= 0x01,
149 DW_AT_location
= 0x02,
151 DW_AT_ordering
= 0x09,
152 DW_AT_subscr_data
= 0x0a,
153 DW_AT_byte_size
= 0x0b,
154 DW_AT_bit_offset
= 0x0c,
155 DW_AT_bit_size
= 0x0d,
156 DW_AT_element_list
= 0x0f,
157 DW_AT_stmt_list
= 0x10,
159 DW_AT_high_pc
= 0x12,
160 DW_AT_language
= 0x13,
163 DW_AT_discr_value
= 0x16,
164 DW_AT_visibility
= 0x17,
166 DW_AT_string_length
= 0x19,
167 DW_AT_common_reference
= 0x1a,
168 DW_AT_comp_dir
= 0x1b,
169 DW_AT_const_value
= 0x1c,
170 DW_AT_containing_type
= 0x1d,
171 DW_AT_default_value
= 0x1e,
173 DW_AT_is_optional
= 0x21,
174 DW_AT_lower_bound
= 0x22,
175 DW_AT_producer
= 0x25,
176 DW_AT_prototyped
= 0x27,
177 DW_AT_return_addr
= 0x2a,
178 DW_AT_start_scope
= 0x2c,
179 DW_AT_stride_size
= 0x2e,
180 DW_AT_upper_bound
= 0x2f,
181 DW_AT_abstract_origin
= 0x31,
182 DW_AT_accessibility
= 0x32,
183 DW_AT_address_class
= 0x33,
184 DW_AT_artificial
= 0x34,
185 DW_AT_base_types
= 0x35,
186 DW_AT_calling_convention
= 0x36,
188 DW_AT_data_member_location
= 0x38,
189 DW_AT_decl_column
= 0x39,
190 DW_AT_decl_file
= 0x3a,
191 DW_AT_decl_line
= 0x3b,
192 DW_AT_declaration
= 0x3c,
193 DW_AT_discr_list
= 0x3d,
194 DW_AT_encoding
= 0x3e,
195 DW_AT_external
= 0x3f,
196 DW_AT_frame_base
= 0x40,
198 DW_AT_identifier_case
= 0x42,
199 DW_AT_macro_info
= 0x43,
200 DW_AT_namelist_items
= 0x44,
201 DW_AT_priority
= 0x45,
202 DW_AT_segment
= 0x46,
203 DW_AT_specification
= 0x47,
204 DW_AT_static_link
= 0x48,
206 DW_AT_use_location
= 0x4a,
207 DW_AT_variable_parameter
= 0x4b,
208 DW_AT_virtuality
= 0x4c,
209 DW_AT_vtable_elem_location
= 0x4d,
210 /* DWARF 3 values. */
211 DW_AT_allocated
= 0x4e,
212 DW_AT_associated
= 0x4f,
213 DW_AT_data_location
= 0x50,
215 DW_AT_entry_pc
= 0x52,
216 DW_AT_use_UTF8
= 0x53,
217 DW_AT_extension
= 0x54,
219 DW_AT_trampoline
= 0x56,
220 DW_AT_call_column
= 0x57,
221 DW_AT_call_file
= 0x58,
222 DW_AT_call_line
= 0x59,
223 /* SGI/MIPS Extensions. */
224 DW_AT_MIPS_fde
= 0x2001,
225 DW_AT_MIPS_loop_begin
= 0x2002,
226 DW_AT_MIPS_tail_loop_begin
= 0x2003,
227 DW_AT_MIPS_epilog_begin
= 0x2004,
228 DW_AT_MIPS_loop_unroll_factor
= 0x2005,
229 DW_AT_MIPS_software_pipeline_depth
= 0x2006,
230 DW_AT_MIPS_linkage_name
= 0x2007,
231 DW_AT_MIPS_stride
= 0x2008,
232 DW_AT_MIPS_abstract_name
= 0x2009,
233 DW_AT_MIPS_clone_origin
= 0x200a,
234 DW_AT_MIPS_has_inlines
= 0x200b,
235 /* GNU extensions. */
236 DW_AT_sf_names
= 0x2101,
237 DW_AT_src_info
= 0x2102,
238 DW_AT_mac_info
= 0x2103,
239 DW_AT_src_coords
= 0x2104,
240 DW_AT_body_begin
= 0x2105,
241 DW_AT_body_end
= 0x2106,
242 DW_AT_GNU_vector
= 0x2107,
243 /* VMS Extensions. */
244 DW_AT_VMS_rtnbeg_pd_address
= 0x2201
247 #define DW_AT_lo_user 0x2000 /* Implementation-defined range start. */
248 #define DW_AT_hi_user 0x3ff0 /* Implementation-defined range end. */
250 /* Location atom names and codes. */
251 enum dwarf_location_atom
255 DW_OP_const1u
= 0x08,
256 DW_OP_const1s
= 0x09,
257 DW_OP_const2u
= 0x0a,
258 DW_OP_const2s
= 0x0b,
259 DW_OP_const4u
= 0x0c,
260 DW_OP_const4s
= 0x0d,
261 DW_OP_const8u
= 0x0e,
262 DW_OP_const8s
= 0x0f,
282 DW_OP_plus_uconst
= 0x23,
395 DW_OP_deref_size
= 0x94,
396 DW_OP_xderef_size
= 0x95,
398 /* DWARF 3 extensions. */
399 DW_OP_push_object_address
= 0x97,
405 #define DW_OP_lo_user 0x80 /* Implementation-defined range start. */
406 #define DW_OP_hi_user 0xff /* Implementation-defined range end. */
408 /* Type encodings. */
412 DW_ATE_address
= 0x1,
413 DW_ATE_boolean
= 0x2,
414 DW_ATE_complex_float
= 0x3,
417 DW_ATE_signed_char
= 0x6,
418 DW_ATE_unsigned
= 0x7,
419 DW_ATE_unsigned_char
= 0x8,
421 DW_ATE_imaginary_float
= 0x9
424 #define DW_ATE_lo_user 0x80
425 #define DW_ATE_hi_user 0xff
427 /* Array ordering names and codes. */
428 enum dwarf_array_dim_ordering
430 DW_ORD_row_major
= 0,
434 /* Access attribute. */
435 enum dwarf_access_attribute
437 DW_ACCESS_public
= 1,
438 DW_ACCESS_protected
= 2,
439 DW_ACCESS_private
= 3
443 enum dwarf_visibility_attribute
451 enum dwarf_virtuality_attribute
453 DW_VIRTUALITY_none
= 0,
454 DW_VIRTUALITY_virtual
= 1,
455 DW_VIRTUALITY_pure_virtual
= 2
458 /* Case sensitivity. */
461 DW_ID_case_sensitive
= 0,
464 DW_ID_case_insensitive
= 3
467 /* Calling convention. */
468 enum dwarf_calling_convention
475 #define DW_CC_lo_user 0x40
476 #define DW_CC_hi_user 0xff
478 /* Inline attribute. */
479 enum dwarf_inline_attribute
481 DW_INL_not_inlined
= 0,
483 DW_INL_declared_not_inlined
= 2,
484 DW_INL_declared_inlined
= 3
487 /* Discriminant lists. */
488 enum dwarf_discrim_list
494 /* Line number opcodes. */
495 enum dwarf_line_number_ops
497 DW_LNS_extended_op
= 0,
499 DW_LNS_advance_pc
= 2,
500 DW_LNS_advance_line
= 3,
502 DW_LNS_set_column
= 5,
503 DW_LNS_negate_stmt
= 6,
504 DW_LNS_set_basic_block
= 7,
505 DW_LNS_const_add_pc
= 8,
506 DW_LNS_fixed_advance_pc
= 9,
508 DW_LNS_set_prologue_end
= 10,
509 DW_LNS_set_epilogue_begin
= 11,
513 /* Line number extended opcodes. */
514 enum dwarf_line_number_x_ops
516 DW_LNE_end_sequence
= 1,
517 DW_LNE_set_address
= 2,
518 DW_LNE_define_file
= 3
521 /* Call frame information. */
522 enum dwarf_call_frame_info
524 DW_CFA_advance_loc
= 0x40,
525 DW_CFA_offset
= 0x80,
526 DW_CFA_restore
= 0xc0,
528 DW_CFA_set_loc
= 0x01,
529 DW_CFA_advance_loc1
= 0x02,
530 DW_CFA_advance_loc2
= 0x03,
531 DW_CFA_advance_loc4
= 0x04,
532 DW_CFA_offset_extended
= 0x05,
533 DW_CFA_restore_extended
= 0x06,
534 DW_CFA_undefined
= 0x07,
535 DW_CFA_same_value
= 0x08,
536 DW_CFA_register
= 0x09,
537 DW_CFA_remember_state
= 0x0a,
538 DW_CFA_restore_state
= 0x0b,
539 DW_CFA_def_cfa
= 0x0c,
540 DW_CFA_def_cfa_register
= 0x0d,
541 DW_CFA_def_cfa_offset
= 0x0e,
544 DW_CFA_def_cfa_expression
= 0x0f,
545 DW_CFA_expression
= 0x10,
546 DW_CFA_offset_extended_sf
= 0x11,
547 DW_CFA_def_cfa_sf
= 0x12,
548 DW_CFA_def_cfa_offset_sf
= 0x13,
550 /* SGI/MIPS specific. */
551 DW_CFA_MIPS_advance_loc8
= 0x1d,
553 /* GNU extensions. */
554 DW_CFA_GNU_window_save
= 0x2d,
555 DW_CFA_GNU_args_size
= 0x2e,
556 DW_CFA_GNU_negative_offset_extended
= 0x2f
559 #define DW_CIE_ID 0xffffffff
560 #define DW_CIE_VERSION 1
562 #define DW_CFA_extended 0
563 #define DW_CFA_low_user 0x1c
564 #define DW_CFA_high_user 0x3f
566 #define DW_CHILDREN_no 0x00
567 #define DW_CHILDREN_yes 0x01
569 #define DW_ADDR_none 0
571 /* Source language names and codes. */
572 enum dwarf_source_language
574 DW_LANG_C89
= 0x0001,
576 DW_LANG_Ada83
= 0x0003,
577 DW_LANG_C_plus_plus
= 0x0004,
578 DW_LANG_Cobol74
= 0x0005,
579 DW_LANG_Cobol85
= 0x0006,
580 DW_LANG_Fortran77
= 0x0007,
581 DW_LANG_Fortran90
= 0x0008,
582 DW_LANG_Pascal83
= 0x0009,
583 DW_LANG_Modula2
= 0x000a,
584 DW_LANG_Java
= 0x000b,
586 DW_LANG_C99
= 0x000c,
587 DW_LANG_Ada95
= 0x000d,
588 DW_LANG_Fortran95
= 0x000e,
590 DW_LANG_Mips_Assembler
= 0x8001
594 #define DW_LANG_lo_user 0x8000 /* Implementation-defined range start. */
595 #define DW_LANG_hi_user 0xffff /* Implementation-defined range start. */
597 /* Names and codes for macro information. */
598 enum dwarf_macinfo_record_type
600 DW_MACINFO_define
= 1,
601 DW_MACINFO_undef
= 2,
602 DW_MACINFO_start_file
= 3,
603 DW_MACINFO_end_file
= 4,
604 DW_MACINFO_vendor_ext
= 255
607 /* @@@ For use with GNU frame unwind information. */
609 #define DW_EH_PE_absptr 0x00
610 #define DW_EH_PE_omit 0xff
612 #define DW_EH_PE_uleb128 0x01
613 #define DW_EH_PE_udata2 0x02
614 #define DW_EH_PE_udata4 0x03
615 #define DW_EH_PE_udata8 0x04
616 #define DW_EH_PE_sleb128 0x09
617 #define DW_EH_PE_sdata2 0x0A
618 #define DW_EH_PE_sdata4 0x0B
619 #define DW_EH_PE_sdata8 0x0C
620 #define DW_EH_PE_signed 0x08
622 #define DW_EH_PE_pcrel 0x10
623 #define DW_EH_PE_textrel 0x20
624 #define DW_EH_PE_datarel 0x30
625 #define DW_EH_PE_funcrel 0x40
626 #define DW_EH_PE_aligned 0x50
628 #define DW_EH_PE_indirect 0x80