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252b5132 RH |
1 | /* Declarations and definitions of codes relating to the DWARF symbolic |
2 | debugging information format. | |
3 | ||
c927f9ef | 4 | Written by Ron Guilmette (rfg@netcom.com) |
252b5132 | 5 | |
c927f9ef | 6 | Copyright 1992, 1993, 1995, 1999, 2005 Free Software Foundation, Inc. |
252b5132 | 7 | |
c927f9ef | 8 | This file is part of GCC. |
252b5132 | 9 | |
c927f9ef BE |
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 | |
13 | version. | |
252b5132 | 14 | |
c927f9ef BE |
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 | |
18 | for more details. | |
252b5132 RH |
19 | |
20 | You should have received a copy of the GNU General Public License | |
c927f9ef | 21 | along with GCC; see the file COPYING. If not, write to the Free |
e172dbf8 NC |
22 | Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA |
23 | 02110-1301, USA. */ | |
252b5132 RH |
24 | |
25 | /* This file is derived from the DWARF specification (a public document) | |
26 | Revision 1.0.1 (April 8, 1992) 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. | |
30 | */ | |
31 | ||
32 | #ifndef _ELF_DWARF_H | |
33 | #define _ELF_DWARF_H | |
34 | ||
35 | /* Tag names and codes. */ | |
36 | ||
37 | enum dwarf_tag { | |
38 | TAG_padding = 0x0000, | |
39 | TAG_array_type = 0x0001, | |
40 | TAG_class_type = 0x0002, | |
41 | TAG_entry_point = 0x0003, | |
42 | TAG_enumeration_type = 0x0004, | |
43 | TAG_formal_parameter = 0x0005, | |
44 | TAG_global_subroutine = 0x0006, | |
45 | TAG_global_variable = 0x0007, | |
46 | /* 0x0008 -- reserved */ | |
47 | /* 0x0009 -- reserved */ | |
48 | TAG_label = 0x000a, | |
49 | TAG_lexical_block = 0x000b, | |
50 | TAG_local_variable = 0x000c, | |
51 | TAG_member = 0x000d, | |
52 | /* 0x000e -- reserved */ | |
53 | TAG_pointer_type = 0x000f, | |
54 | TAG_reference_type = 0x0010, | |
55 | TAG_compile_unit = 0x0011, | |
56 | TAG_string_type = 0x0012, | |
57 | TAG_structure_type = 0x0013, | |
58 | TAG_subroutine = 0x0014, | |
59 | TAG_subroutine_type = 0x0015, | |
60 | TAG_typedef = 0x0016, | |
61 | TAG_union_type = 0x0017, | |
62 | TAG_unspecified_parameters = 0x0018, | |
63 | TAG_variant = 0x0019, | |
64 | TAG_common_block = 0x001a, | |
65 | TAG_common_inclusion = 0x001b, | |
66 | TAG_inheritance = 0x001c, | |
67 | TAG_inlined_subroutine = 0x001d, | |
68 | TAG_module = 0x001e, | |
69 | TAG_ptr_to_member_type = 0x001f, | |
70 | TAG_set_type = 0x0020, | |
71 | TAG_subrange_type = 0x0021, | |
72 | TAG_with_stmt = 0x0022, | |
73 | ||
74 | /* GNU extensions */ | |
75 | ||
76 | TAG_format_label = 0x8000, /* for FORTRAN 77 and Fortran 90 */ | |
77 | TAG_namelist = 0x8001, /* For Fortran 90 */ | |
78 | TAG_function_template = 0x8002, /* for C++ */ | |
79 | TAG_class_template = 0x8003 /* for C++ */ | |
80 | }; | |
81 | ||
82 | #define TAG_lo_user 0x8000 /* implementation-defined range start */ | |
83 | #define TAG_hi_user 0xffff /* implementation-defined range end */ | |
84 | #define TAG_source_file TAG_compile_unit /* for backward compatibility */ | |
85 | ||
86 | /* Form names and codes. */ | |
87 | ||
88 | enum dwarf_form { | |
89 | FORM_ADDR = 0x1, | |
90 | FORM_REF = 0x2, | |
91 | FORM_BLOCK2 = 0x3, | |
92 | FORM_BLOCK4 = 0x4, | |
93 | FORM_DATA2 = 0x5, | |
94 | FORM_DATA4 = 0x6, | |
95 | FORM_DATA8 = 0x7, | |
96 | FORM_STRING = 0x8 | |
97 | }; | |
98 | ||
99 | /* Attribute names and codes. */ | |
100 | ||
101 | enum dwarf_attribute { | |
102 | AT_sibling = (0x0010|FORM_REF), | |
103 | AT_location = (0x0020|FORM_BLOCK2), | |
104 | AT_name = (0x0030|FORM_STRING), | |
105 | AT_fund_type = (0x0050|FORM_DATA2), | |
106 | AT_mod_fund_type = (0x0060|FORM_BLOCK2), | |
107 | AT_user_def_type = (0x0070|FORM_REF), | |
108 | AT_mod_u_d_type = (0x0080|FORM_BLOCK2), | |
109 | AT_ordering = (0x0090|FORM_DATA2), | |
110 | AT_subscr_data = (0x00a0|FORM_BLOCK2), | |
111 | AT_byte_size = (0x00b0|FORM_DATA4), | |
112 | AT_bit_offset = (0x00c0|FORM_DATA2), | |
113 | AT_bit_size = (0x00d0|FORM_DATA4), | |
114 | /* (0x00e0|FORM_xxxx) -- reserved */ | |
115 | AT_element_list = (0x00f0|FORM_BLOCK4), | |
116 | AT_stmt_list = (0x0100|FORM_DATA4), | |
117 | AT_low_pc = (0x0110|FORM_ADDR), | |
118 | AT_high_pc = (0x0120|FORM_ADDR), | |
119 | AT_language = (0x0130|FORM_DATA4), | |
120 | AT_member = (0x0140|FORM_REF), | |
121 | AT_discr = (0x0150|FORM_REF), | |
122 | AT_discr_value = (0x0160|FORM_BLOCK2), | |
123 | /* (0x0170|FORM_xxxx) -- reserved */ | |
124 | /* (0x0180|FORM_xxxx) -- reserved */ | |
125 | AT_string_length = (0x0190|FORM_BLOCK2), | |
126 | AT_common_reference = (0x01a0|FORM_REF), | |
127 | AT_comp_dir = (0x01b0|FORM_STRING), | |
128 | AT_const_value_string = (0x01c0|FORM_STRING), | |
129 | AT_const_value_data2 = (0x01c0|FORM_DATA2), | |
130 | AT_const_value_data4 = (0x01c0|FORM_DATA4), | |
131 | AT_const_value_data8 = (0x01c0|FORM_DATA8), | |
132 | AT_const_value_block2 = (0x01c0|FORM_BLOCK2), | |
133 | AT_const_value_block4 = (0x01c0|FORM_BLOCK4), | |
134 | AT_containing_type = (0x01d0|FORM_REF), | |
135 | AT_default_value_addr = (0x01e0|FORM_ADDR), | |
136 | AT_default_value_data2 = (0x01e0|FORM_DATA2), | |
137 | AT_default_value_data4 = (0x01e0|FORM_DATA4), | |
138 | AT_default_value_data8 = (0x01e0|FORM_DATA8), | |
139 | AT_default_value_string = (0x01e0|FORM_STRING), | |
140 | AT_friends = (0x01f0|FORM_BLOCK2), | |
141 | AT_inline = (0x0200|FORM_STRING), | |
142 | AT_is_optional = (0x0210|FORM_STRING), | |
143 | AT_lower_bound_ref = (0x0220|FORM_REF), | |
144 | AT_lower_bound_data2 = (0x0220|FORM_DATA2), | |
145 | AT_lower_bound_data4 = (0x0220|FORM_DATA4), | |
146 | AT_lower_bound_data8 = (0x0220|FORM_DATA8), | |
147 | AT_private = (0x0240|FORM_STRING), | |
148 | AT_producer = (0x0250|FORM_STRING), | |
149 | AT_program = (0x0230|FORM_STRING), | |
150 | AT_protected = (0x0260|FORM_STRING), | |
151 | AT_prototyped = (0x0270|FORM_STRING), | |
152 | AT_public = (0x0280|FORM_STRING), | |
153 | AT_pure_virtual = (0x0290|FORM_STRING), | |
154 | AT_return_addr = (0x02a0|FORM_BLOCK2), | |
155 | AT_abstract_origin = (0x02b0|FORM_REF), | |
156 | AT_start_scope = (0x02c0|FORM_DATA4), | |
157 | AT_stride_size = (0x02e0|FORM_DATA4), | |
158 | AT_upper_bound_ref = (0x02f0|FORM_REF), | |
159 | AT_upper_bound_data2 = (0x02f0|FORM_DATA2), | |
160 | AT_upper_bound_data4 = (0x02f0|FORM_DATA4), | |
161 | AT_upper_bound_data8 = (0x02f0|FORM_DATA8), | |
162 | AT_virtual = (0x0300|FORM_STRING), | |
163 | ||
164 | /* GNU extensions. */ | |
165 | ||
166 | AT_sf_names = (0x8000|FORM_DATA4), | |
167 | AT_src_info = (0x8010|FORM_DATA4), | |
168 | AT_mac_info = (0x8020|FORM_DATA4), | |
169 | AT_src_coords = (0x8030|FORM_DATA4), | |
170 | AT_body_begin = (0x8040|FORM_ADDR), | |
171 | AT_body_end = (0x8050|FORM_ADDR) | |
172 | }; | |
173 | ||
c927f9ef BE |
174 | #define AT_lo_user 0x2000 /* implementation-defined range start */ |
175 | #define AT_hi_user 0x3ff0 /* implementation-defined range end */ | |
252b5132 RH |
176 | |
177 | /* Location atom names and codes. */ | |
178 | ||
179 | enum dwarf_location_atom { | |
180 | OP_REG = 0x01, | |
181 | OP_BASEREG = 0x02, | |
182 | OP_ADDR = 0x03, | |
183 | OP_CONST = 0x04, | |
184 | OP_DEREF2 = 0x05, | |
185 | OP_DEREF4 = 0x06, | |
c927f9ef BE |
186 | OP_ADD = 0x07, |
187 | ||
188 | /* GNU extensions. */ | |
189 | ||
190 | OP_MULT = 0x80 | |
252b5132 RH |
191 | }; |
192 | ||
193 | #define OP_LO_USER 0x80 /* implementation-defined range start */ | |
194 | #define OP_HI_USER 0xff /* implementation-defined range end */ | |
195 | ||
196 | /* Fundamental type names and codes. */ | |
197 | ||
198 | enum dwarf_fundamental_type { | |
199 | FT_char = 0x0001, | |
200 | FT_signed_char = 0x0002, | |
201 | FT_unsigned_char = 0x0003, | |
202 | FT_short = 0x0004, | |
203 | FT_signed_short = 0x0005, | |
204 | FT_unsigned_short = 0x0006, | |
205 | FT_integer = 0x0007, | |
206 | FT_signed_integer = 0x0008, | |
207 | FT_unsigned_integer = 0x0009, | |
208 | FT_long = 0x000a, | |
209 | FT_signed_long = 0x000b, | |
210 | FT_unsigned_long = 0x000c, | |
211 | FT_pointer = 0x000d, /* an alias for (void *) */ | |
212 | FT_float = 0x000e, | |
213 | FT_dbl_prec_float = 0x000f, | |
214 | FT_ext_prec_float = 0x0010, /* breaks "classic" svr4 SDB */ | |
215 | FT_complex = 0x0011, /* breaks "classic" svr4 SDB */ | |
216 | FT_dbl_prec_complex = 0x0012, /* breaks "classic" svr4 SDB */ | |
217 | /* 0x0013 -- reserved */ | |
218 | FT_void = 0x0014, | |
219 | FT_boolean = 0x0015, /* breaks "classic" svr4 SDB */ | |
220 | FT_ext_prec_complex = 0x0016, /* breaks "classic" svr4 SDB */ | |
221 | FT_label = 0x0017, | |
222 | ||
223 | /* GNU extensions | |
224 | The low order byte must indicate the size (in bytes) for the type. | |
c927f9ef | 225 | All of these types will probably break "classic" svr4 SDB. */ |
252b5132 RH |
226 | |
227 | FT_long_long = 0x8008, | |
228 | FT_signed_long_long = 0x8108, | |
229 | FT_unsigned_long_long = 0x8208, | |
230 | ||
231 | FT_int8 = 0x9001, | |
232 | FT_signed_int8 = 0x9101, | |
233 | FT_unsigned_int8 = 0x9201, | |
234 | FT_int16 = 0x9302, | |
235 | FT_signed_int16 = 0x9402, | |
236 | FT_unsigned_int16 = 0x9502, | |
237 | FT_int32 = 0x9604, | |
238 | FT_signed_int32 = 0x9704, | |
239 | FT_unsigned_int32 = 0x9804, | |
240 | FT_int64 = 0x9908, | |
241 | FT_signed_int64 = 0x9a08, | |
242 | FT_unsigned_int64 = 0x9b08, | |
c927f9ef BE |
243 | FT_int128 = 0x9c10, |
244 | FT_signed_int128 = 0x9d10, | |
245 | FT_unsigned_int128 = 0x9e10, | |
252b5132 RH |
246 | |
247 | FT_real32 = 0xa004, | |
248 | FT_real64 = 0xa108, | |
249 | FT_real96 = 0xa20c, | |
250 | FT_real128 = 0xa310 | |
251 | }; | |
252 | ||
253 | #define FT_lo_user 0x8000 /* implementation-defined range start */ | |
254 | #define FT_hi_user 0xffff /* implementation defined range end */ | |
255 | ||
256 | /* Type modifier names and codes. */ | |
257 | ||
258 | enum dwarf_type_modifier { | |
259 | MOD_pointer_to = 0x01, | |
260 | MOD_reference_to = 0x02, | |
261 | MOD_const = 0x03, | |
262 | MOD_volatile = 0x04 | |
263 | }; | |
264 | ||
265 | #define MOD_lo_user 0x80 /* implementation-defined range start */ | |
266 | #define MOD_hi_user 0xff /* implementation-defined range end */ | |
267 | ||
268 | /* Array ordering names and codes. */ | |
269 | ||
270 | enum dwarf_array_dim_ordering { | |
271 | ORD_row_major = 0, | |
272 | ORD_col_major = 1 | |
273 | }; | |
274 | ||
275 | /* Array subscript format names and codes. */ | |
276 | ||
277 | enum dwarf_subscr_data_formats { | |
278 | FMT_FT_C_C = 0x0, | |
279 | FMT_FT_C_X = 0x1, | |
280 | FMT_FT_X_C = 0x2, | |
281 | FMT_FT_X_X = 0x3, | |
282 | FMT_UT_C_C = 0x4, | |
283 | FMT_UT_C_X = 0x5, | |
284 | FMT_UT_X_C = 0x6, | |
285 | FMT_UT_X_X = 0x7, | |
286 | FMT_ET = 0x8 | |
287 | }; | |
288 | ||
289 | /* Derived from above for ease of use. */ | |
290 | ||
c927f9ef | 291 | #define FMT_CODE(_FUNDAMENTAL_TYPE_P, _LB_CONST_P, _UB_CONST_P) \ |
252b5132 | 292 | (((_FUNDAMENTAL_TYPE_P) ? 0 : 4) \ |
c927f9ef BE |
293 | | ((_LB_CONST_P) ? 0 : 2) \ |
294 | | ((_UB_CONST_P) ? 0 : 1)) | |
252b5132 RH |
295 | |
296 | /* Source language names and codes. */ | |
297 | ||
298 | enum dwarf_source_language { | |
299 | LANG_C89 = 0x00000001, | |
300 | LANG_C = 0x00000002, | |
301 | LANG_ADA83 = 0x00000003, | |
302 | LANG_C_PLUS_PLUS = 0x00000004, | |
303 | LANG_COBOL74 = 0x00000005, | |
304 | LANG_COBOL85 = 0x00000006, | |
305 | LANG_FORTRAN77 = 0x00000007, | |
306 | LANG_FORTRAN90 = 0x00000008, | |
307 | LANG_PASCAL83 = 0x00000009, | |
308 | LANG_MODULA2 = 0x0000000a, | |
c927f9ef | 309 | LANG_JAVA = 0x0000000b |
252b5132 RH |
310 | }; |
311 | ||
312 | #define LANG_lo_user 0x00008000 /* implementation-defined range start */ | |
313 | #define LANG_hi_user 0x0000ffff /* implementation-defined range end */ | |
314 | ||
315 | /* Names and codes for GNU "macinfo" extension. */ | |
316 | ||
317 | enum dwarf_macinfo_record_type { | |
318 | MACINFO_start = 's', | |
319 | MACINFO_resume = 'r', | |
320 | MACINFO_define = 'd', | |
321 | MACINFO_undef = 'u' | |
322 | }; | |
323 | ||
324 | #endif /* _ELF_DWARF_H */ |