1 /* Declarations and definitions of codes relating to the DWARF2 symbolic
2 debugging information format.
3 Copyright (C) 1992, 1993, 1995, 1996, 1997, 2000
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 GCC.
10 GCC is free software; you can redistribute it and/or modify it under
11 the terms of the GNU General Public License as published by the Free
12 Software Foundation; either version 2, or (at your option) any later
15 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
16 WARRANTY; without even the implied warranty of MERCHANTABILITY or
17 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
20 You should have received a copy of the GNU General Public License
21 along with GCC; see the file COPYING. If not, write to the Free
22 Software Foundation, 59 Temple Place - Suite 330, Boston, MA
25 /* This file is derived from the DWARF specification (a public document)
26 Revision 2.0.0 (July 27, 1993) developed by the UNIX International
27 Programming Languages Special Interest Group (UI/PLSIG) and distributed
28 by UNIX International. Copies of this specification are available from
29 UNIX International, 20 Waterview Boulevard, Parsippany, NJ, 07054. */
31 /* This file is shared between GCC and GDB, and should not contain
34 /* Tag names and codes. */
38 DW_TAG_padding = 0x00,
39 DW_TAG_array_type = 0x01,
40 DW_TAG_class_type = 0x02,
41 DW_TAG_entry_point = 0x03,
42 DW_TAG_enumeration_type = 0x04,
43 DW_TAG_formal_parameter = 0x05,
44 DW_TAG_imported_declaration = 0x08,
46 DW_TAG_lexical_block = 0x0b,
48 DW_TAG_pointer_type = 0x0f,
49 DW_TAG_reference_type = 0x10,
50 DW_TAG_compile_unit = 0x11,
51 DW_TAG_string_type = 0x12,
52 DW_TAG_structure_type = 0x13,
53 DW_TAG_subroutine_type = 0x15,
54 DW_TAG_typedef = 0x16,
55 DW_TAG_union_type = 0x17,
56 DW_TAG_unspecified_parameters = 0x18,
57 DW_TAG_variant = 0x19,
58 DW_TAG_common_block = 0x1a,
59 DW_TAG_common_inclusion = 0x1b,
60 DW_TAG_inheritance = 0x1c,
61 DW_TAG_inlined_subroutine = 0x1d,
63 DW_TAG_ptr_to_member_type = 0x1f,
64 DW_TAG_set_type = 0x20,
65 DW_TAG_subrange_type = 0x21,
66 DW_TAG_with_stmt = 0x22,
67 DW_TAG_access_declaration = 0x23,
68 DW_TAG_base_type = 0x24,
69 DW_TAG_catch_block = 0x25,
70 DW_TAG_const_type = 0x26,
71 DW_TAG_constant = 0x27,
72 DW_TAG_enumerator = 0x28,
73 DW_TAG_file_type = 0x29,
75 DW_TAG_namelist = 0x2b,
76 DW_TAG_namelist_item = 0x2c,
77 DW_TAG_packed_type = 0x2d,
78 DW_TAG_subprogram = 0x2e,
79 DW_TAG_template_type_param = 0x2f,
80 DW_TAG_template_value_param = 0x30,
81 DW_TAG_thrown_type = 0x31,
82 DW_TAG_try_block = 0x32,
83 DW_TAG_variant_part = 0x33,
84 DW_TAG_variable = 0x34,
85 DW_TAG_volatile_type = 0x35,
87 DW_TAG_dwarf_procedure = 0x36,
88 DW_TAG_restrict_type = 0x37,
89 DW_TAG_interface_type = 0x38,
90 DW_TAG_namespace = 0x39,
91 DW_TAG_imported_module = 0x3a,
92 DW_TAG_unspecified_type = 0x3b,
93 DW_TAG_partial_unit = 0x3c,
94 DW_TAG_imported_unit = 0x3d,
95 /* SGI/MIPS Extensions */
96 DW_TAG_MIPS_loop = 0x4081,
98 DW_TAG_format_label = 0x4101, /* for FORTRAN 77 and Fortran 90 */
99 DW_TAG_function_template = 0x4102, /* for C++ */
100 DW_TAG_class_template = 0x4103, /* for C++ */
101 DW_TAG_GNU_BINCL = 0x4104,
102 DW_TAG_GNU_EINCL = 0x4105
105 #define DW_TAG_lo_user 0x4080
106 #define DW_TAG_hi_user 0xffff
108 /* flag that tells whether entry has a child or not */
109 #define DW_children_no 0
110 #define DW_children_yes 1
112 /* Form names and codes. */
116 DW_FORM_block2 = 0x03,
117 DW_FORM_block4 = 0x04,
118 DW_FORM_data2 = 0x05,
119 DW_FORM_data4 = 0x06,
120 DW_FORM_data8 = 0x07,
121 DW_FORM_string = 0x08,
122 DW_FORM_block = 0x09,
123 DW_FORM_block1 = 0x0a,
124 DW_FORM_data1 = 0x0b,
126 DW_FORM_sdata = 0x0d,
128 DW_FORM_udata = 0x0f,
129 DW_FORM_ref_addr = 0x10,
134 DW_FORM_ref_udata = 0x15,
135 DW_FORM_indirect = 0x16
138 /* Attribute names and codes. */
142 DW_AT_sibling = 0x01,
143 DW_AT_location = 0x02,
145 DW_AT_ordering = 0x09,
146 DW_AT_subscr_data = 0x0a,
147 DW_AT_byte_size = 0x0b,
148 DW_AT_bit_offset = 0x0c,
149 DW_AT_bit_size = 0x0d,
150 DW_AT_element_list = 0x0f,
151 DW_AT_stmt_list = 0x10,
153 DW_AT_high_pc = 0x12,
154 DW_AT_language = 0x13,
157 DW_AT_discr_value = 0x16,
158 DW_AT_visibility = 0x17,
160 DW_AT_string_length = 0x19,
161 DW_AT_common_reference = 0x1a,
162 DW_AT_comp_dir = 0x1b,
163 DW_AT_const_value = 0x1c,
164 DW_AT_containing_type = 0x1d,
165 DW_AT_default_value = 0x1e,
167 DW_AT_is_optional = 0x21,
168 DW_AT_lower_bound = 0x22,
169 DW_AT_producer = 0x25,
170 DW_AT_prototyped = 0x27,
171 DW_AT_return_addr = 0x2a,
172 DW_AT_start_scope = 0x2c,
173 DW_AT_stride_size = 0x2e,
174 DW_AT_upper_bound = 0x2f,
175 DW_AT_abstract_origin = 0x31,
176 DW_AT_accessibility = 0x32,
177 DW_AT_address_class = 0x33,
178 DW_AT_artificial = 0x34,
179 DW_AT_base_types = 0x35,
180 DW_AT_calling_convention = 0x36,
182 DW_AT_data_member_location = 0x38,
183 DW_AT_decl_column = 0x39,
184 DW_AT_decl_file = 0x3a,
185 DW_AT_decl_line = 0x3b,
186 DW_AT_declaration = 0x3c,
187 DW_AT_discr_list = 0x3d,
188 DW_AT_encoding = 0x3e,
189 DW_AT_external = 0x3f,
190 DW_AT_frame_base = 0x40,
192 DW_AT_identifier_case = 0x42,
193 DW_AT_macro_info = 0x43,
194 DW_AT_namelist_items = 0x44,
195 DW_AT_priority = 0x45,
196 DW_AT_segment = 0x46,
197 DW_AT_specification = 0x47,
198 DW_AT_static_link = 0x48,
200 DW_AT_use_location = 0x4a,
201 DW_AT_variable_parameter = 0x4b,
202 DW_AT_virtuality = 0x4c,
203 DW_AT_vtable_elem_location = 0x4d,
205 DW_AT_allocated = 0x4e,
206 DW_AT_associated = 0x4f,
207 DW_AT_data_location = 0x50,
209 DW_AT_entry_pc = 0x52,
210 DW_AT_use_UTF8 = 0x53,
211 DW_AT_extension = 0x54,
213 DW_AT_trampoline = 0x56,
214 DW_AT_call_column = 0x57,
215 DW_AT_call_file = 0x58,
216 DW_AT_call_line = 0x59,
217 /* SGI/MIPS Extensions */
218 DW_AT_MIPS_fde = 0x2001,
219 DW_AT_MIPS_loop_begin = 0x2002,
220 DW_AT_MIPS_tail_loop_begin = 0x2003,
221 DW_AT_MIPS_epilog_begin = 0x2004,
222 DW_AT_MIPS_loop_unroll_factor = 0x2005,
223 DW_AT_MIPS_software_pipeline_depth = 0x2006,
224 DW_AT_MIPS_linkage_name = 0x2007,
225 DW_AT_MIPS_stride = 0x2008,
226 DW_AT_MIPS_abstract_name = 0x2009,
227 DW_AT_MIPS_clone_origin = 0x200a,
228 DW_AT_MIPS_has_inlines = 0x200b,
229 /* GNU extensions. */
230 DW_AT_sf_names = 0x2101,
231 DW_AT_src_info = 0x2102,
232 DW_AT_mac_info = 0x2103,
233 DW_AT_src_coords = 0x2104,
234 DW_AT_body_begin = 0x2105,
235 DW_AT_body_end = 0x2106
238 #define DW_AT_lo_user 0x2000 /* implementation-defined range start */
239 #define DW_AT_hi_user 0x3ff0 /* implementation-defined range end */
241 /* Location atom names and codes. */
243 enum dwarf_location_atom
247 DW_OP_const1u = 0x08,
248 DW_OP_const1s = 0x09,
249 DW_OP_const2u = 0x0a,
250 DW_OP_const2s = 0x0b,
251 DW_OP_const4u = 0x0c,
252 DW_OP_const4s = 0x0d,
253 DW_OP_const8u = 0x0e,
254 DW_OP_const8s = 0x0f,
274 DW_OP_plus_uconst = 0x23,
387 DW_OP_deref_size = 0x94,
388 DW_OP_xderef_size = 0x95,
391 DW_OP_push_object_address = 0x97,
397 #define DW_OP_lo_user 0x80 /* implementation-defined range start */
398 #define DW_OP_hi_user 0xff /* implementation-defined range end */
400 /* Type encodings. */
405 DW_ATE_address = 0x1,
406 DW_ATE_boolean = 0x2,
407 DW_ATE_complex_float = 0x3,
410 DW_ATE_signed_char = 0x6,
411 DW_ATE_unsigned = 0x7,
412 DW_ATE_unsigned_char = 0x8,
414 DW_ATE_imaginary_float = 0x9
417 #define DW_ATE_lo_user 0x80
418 #define DW_ATE_hi_user 0xff
420 /* Array ordering names and codes. */
421 enum dwarf_array_dim_ordering
423 DW_ORD_row_major = 0,
427 /* access attribute */
428 enum dwarf_access_attribute
430 DW_ACCESS_public = 1,
431 DW_ACCESS_protected = 2,
432 DW_ACCESS_private = 3
436 enum dwarf_visibility_attribute
444 enum dwarf_virtuality_attribute
446 DW_VIRTUALITY_none = 0,
447 DW_VIRTUALITY_virtual = 1,
448 DW_VIRTUALITY_pure_virtual = 2
451 /* case sensitivity */
454 DW_ID_case_sensitive = 0,
457 DW_ID_case_insensitive = 3
460 /* calling convention */
461 enum dwarf_calling_convention
468 #define DW_CC_lo_user 0x40
469 #define DW_CC_hi_user 0xff
471 /* inline attribute */
472 enum dwarf_inline_attribute
474 DW_INL_not_inlined = 0,
476 DW_INL_declared_not_inlined = 2,
477 DW_INL_declared_inlined = 3
480 /* discriminant lists */
481 enum dwarf_discrim_list
487 /* line number opcodes */
488 enum dwarf_line_number_ops
490 DW_LNS_extended_op = 0,
492 DW_LNS_advance_pc = 2,
493 DW_LNS_advance_line = 3,
495 DW_LNS_set_column = 5,
496 DW_LNS_negate_stmt = 6,
497 DW_LNS_set_basic_block = 7,
498 DW_LNS_const_add_pc = 8,
499 DW_LNS_fixed_advance_pc = 9
502 /* line number extended opcodes */
503 enum dwarf_line_number_x_ops
505 DW_LNE_end_sequence = 1,
506 DW_LNE_set_address = 2,
507 DW_LNE_define_file = 3
510 /* call frame information */
511 enum dwarf_call_frame_info
513 DW_CFA_advance_loc = 0x40,
514 DW_CFA_offset = 0x80,
515 DW_CFA_restore = 0xc0,
517 DW_CFA_set_loc = 0x01,
518 DW_CFA_advance_loc1 = 0x02,
519 DW_CFA_advance_loc2 = 0x03,
520 DW_CFA_advance_loc4 = 0x04,
521 DW_CFA_offset_extended = 0x05,
522 DW_CFA_restore_extended = 0x06,
523 DW_CFA_undefined = 0x07,
524 DW_CFA_same_value = 0x08,
525 DW_CFA_register = 0x09,
526 DW_CFA_remember_state = 0x0a,
527 DW_CFA_restore_state = 0x0b,
528 DW_CFA_def_cfa = 0x0c,
529 DW_CFA_def_cfa_register = 0x0d,
530 DW_CFA_def_cfa_offset = 0x0e,
531 DW_CFA_def_cfa_expression = 0x0f,
532 DW_CFA_expression = 0x10,
534 DW_CFA_offset_extended_sf = 0x11,
535 DW_CFA_def_cfa_sf = 0x12,
536 DW_CFA_def_cfa_offset_sf = 0x13,
538 /* SGI/MIPS specific */
539 DW_CFA_MIPS_advance_loc8 = 0x1d,
542 DW_CFA_GNU_window_save = 0x2d,
543 DW_CFA_GNU_args_size = 0x2e,
544 DW_CFA_GNU_negative_offset_extended = 0x2f
547 #define DW_CIE_ID 0xffffffff
548 #define DW_CIE_VERSION 1
550 #define DW_CFA_extended 0
551 #define DW_CFA_low_user 0x1c
552 #define DW_CFA_high_user 0x3f
554 #define DW_CHILDREN_no 0x00
555 #define DW_CHILDREN_yes 0x01
557 #define DW_ADDR_none 0
559 /* Source language names and codes. */
561 enum dwarf_source_language
563 DW_LANG_C89 = 0x0001,
565 DW_LANG_Ada83 = 0x0003,
566 DW_LANG_C_plus_plus = 0x0004,
567 DW_LANG_Cobol74 = 0x0005,
568 DW_LANG_Cobol85 = 0x0006,
569 DW_LANG_Fortran77 = 0x0007,
570 DW_LANG_Fortran90 = 0x0008,
571 DW_LANG_Pascal83 = 0x0009,
572 DW_LANG_Modula2 = 0x000a,
573 DW_LANG_Java = 0x000b,
575 DW_LANG_C99 = 0x000c,
576 DW_LANG_Ada95 = 0x000d,
577 DW_LANG_Fortran95 = 0x000e,
579 DW_LANG_Mips_Assembler = 0x8001
583 #define DW_LANG_lo_user 0x8000 /* implementation-defined range start */
584 #define DW_LANG_hi_user 0xffff /* implementation-defined range start */
586 /* Names and codes for macro information. */
588 enum dwarf_macinfo_record_type
590 DW_MACINFO_define = 1,
591 DW_MACINFO_undef = 2,
592 DW_MACINFO_start_file = 3,
593 DW_MACINFO_end_file = 4,
594 DW_MACINFO_vendor_ext = 255
598 /* @@@ For use with GNU frame unwind information. */
600 #define DW_EH_PE_absptr 0x00
601 #define DW_EH_PE_omit 0xff
603 #define DW_EH_PE_uleb128 0x01
604 #define DW_EH_PE_udata2 0x02
605 #define DW_EH_PE_udata4 0x03
606 #define DW_EH_PE_udata8 0x04
607 #define DW_EH_PE_sleb128 0x09
608 #define DW_EH_PE_sdata2 0x0A
609 #define DW_EH_PE_sdata4 0x0B
610 #define DW_EH_PE_sdata8 0x0C
611 #define DW_EH_PE_signed 0x08
613 #define DW_EH_PE_pcrel 0x10
614 #define DW_EH_PE_textrel 0x20
615 #define DW_EH_PE_datarel 0x30
616 #define DW_EH_PE_funcrel 0x40
617 #define DW_EH_PE_aligned 0x50
619 #define DW_EH_PE_indirect 0x80