| 1 | // dwarf.h -- DWARF2 constants -*- C++ -*- |
| 2 | |
| 3 | // Copyright (C) 2006-2020 Free Software Foundation, Inc. |
| 4 | // Written by Ian Lance Taylor <iant@google.com>. |
| 5 | |
| 6 | // This file is part of elfcpp. |
| 7 | |
| 8 | // This program is free software; you can redistribute it and/or |
| 9 | // modify it under the terms of the GNU Library General Public License |
| 10 | // as published by the Free Software Foundation; either version 2, or |
| 11 | // (at your option) any later version. |
| 12 | |
| 13 | // In addition to the permissions in the GNU Library General Public |
| 14 | // License, the Free Software Foundation gives you unlimited |
| 15 | // permission to link the compiled version of this file into |
| 16 | // combinations with other programs, and to distribute those |
| 17 | // combinations without any restriction coming from the use of this |
| 18 | // file. (The Library Public License restrictions do apply in other |
| 19 | // respects; for example, they cover modification of the file, and |
| 20 | /// distribution when not linked into a combined executable.) |
| 21 | |
| 22 | // This program is distributed in the hope that it will be useful, but |
| 23 | // WITHOUT ANY WARRANTY; without even the implied warranty of |
| 24 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 25 | // Library General Public License for more details. |
| 26 | |
| 27 | // You should have received a copy of the GNU Library General Public |
| 28 | // License along with this program; if not, write to the Free Software |
| 29 | // Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA |
| 30 | // 02110-1301, USA. |
| 31 | |
| 32 | #ifndef ELFCPP_DWARF_H |
| 33 | #define ELFCPP_DWARF_H |
| 34 | |
| 35 | namespace elfcpp |
| 36 | { |
| 37 | |
| 38 | // DWARF2 codes. |
| 39 | |
| 40 | // Include DW_TAG, DW_FORM, DW_AT, DW_OP, DW_ATE, and DW_CFA |
| 41 | // codes from dwarf2.def. |
| 42 | |
| 43 | #define DW_FIRST_TAG(name, value) enum DW_TAG { \ |
| 44 | name = value |
| 45 | #define DW_TAG(name, value) , name = value |
| 46 | #define DW_TAG_DUP(name, value) , name = value |
| 47 | #define DW_END_TAG }; |
| 48 | |
| 49 | #define DW_FIRST_FORM(name, value) enum DW_FORM { \ |
| 50 | name = value |
| 51 | #define DW_FORM(name, value) , name = value |
| 52 | #define DW_END_FORM }; |
| 53 | |
| 54 | #define DW_FIRST_AT(name, value) enum DW_AT { \ |
| 55 | name = value |
| 56 | #define DW_AT(name, value) , name = value |
| 57 | #define DW_AT_DUP(name, value) , name = value |
| 58 | #define DW_END_AT }; |
| 59 | |
| 60 | #define DW_FIRST_OP(name, value) enum DW_OP { \ |
| 61 | name = value |
| 62 | #define DW_OP(name, value) , name = value |
| 63 | #define DW_OP_DUP(name, value) , name = value |
| 64 | #define DW_END_OP }; |
| 65 | |
| 66 | #define DW_FIRST_ATE(name, value) enum DW_ENCODING { \ |
| 67 | name = value |
| 68 | #define DW_ATE(name, value) , name = value |
| 69 | #define DW_ATE_DUP(name, value) , name = value |
| 70 | #define DW_END_ATE }; |
| 71 | |
| 72 | #define DW_FIRST_CFA(name, value) enum DW_CFA { \ |
| 73 | name = value |
| 74 | #define DW_CFA(name, value) , name = value |
| 75 | #define DW_CFA_DUP(name, value) , name = value |
| 76 | #define DW_END_CFA }; |
| 77 | |
| 78 | #define DW_FIRST_IDX(name, value) enum dwarf_name_index_attribute { \ |
| 79 | name = value |
| 80 | #define DW_IDX(name, value) , name = value |
| 81 | #define DW_IDX_DUP(name, value) , name = value |
| 82 | #define DW_END_IDX }; |
| 83 | |
| 84 | #include "dwarf2.def" |
| 85 | |
| 86 | #undef DW_FIRST_TAG |
| 87 | #undef DW_TAG |
| 88 | #undef DW_TAG_DUP |
| 89 | #undef DW_END_TAG |
| 90 | |
| 91 | #undef DW_FIRST_FORM |
| 92 | #undef DW_FORM |
| 93 | #undef DW_END_FORM |
| 94 | |
| 95 | #undef DW_FIRST_AT |
| 96 | #undef DW_AT |
| 97 | #undef DW_AT_DUP |
| 98 | #undef DW_END_AT |
| 99 | |
| 100 | #undef DW_FIRST_OP |
| 101 | #undef DW_OP |
| 102 | #undef DW_OP_DUP |
| 103 | #undef DW_END_OP |
| 104 | |
| 105 | #undef DW_FIRST_ATE |
| 106 | #undef DW_ATE |
| 107 | #undef DW_ATE_DUP |
| 108 | #undef DW_END_ATE |
| 109 | |
| 110 | #undef DW_FIRST_CFA |
| 111 | #undef DW_CFA_DUP |
| 112 | #undef DW_CFA |
| 113 | #undef DW_END_CFA |
| 114 | |
| 115 | #undef DW_FIRST_IDX |
| 116 | #undef DW_IDX |
| 117 | #undef DW_IDX_DUP |
| 118 | #undef DW_END_IDX |
| 119 | |
| 120 | // Frame unwind information. |
| 121 | |
| 122 | enum DW_EH_PE |
| 123 | { |
| 124 | DW_EH_PE_absptr = 0x00, |
| 125 | DW_EH_PE_omit = 0xff, |
| 126 | |
| 127 | DW_EH_PE_uleb128 = 0x01, |
| 128 | DW_EH_PE_udata2 = 0x02, |
| 129 | DW_EH_PE_udata4 = 0x03, |
| 130 | DW_EH_PE_udata8 = 0x04, |
| 131 | DW_EH_PE_signed = 0x08, |
| 132 | DW_EH_PE_sleb128 = 0x09, |
| 133 | DW_EH_PE_sdata2 = 0x0a, |
| 134 | DW_EH_PE_sdata4 = 0x0b, |
| 135 | DW_EH_PE_sdata8 = 0x0c, |
| 136 | |
| 137 | DW_EH_PE_pcrel = 0x10, |
| 138 | DW_EH_PE_textrel = 0x20, |
| 139 | DW_EH_PE_datarel = 0x30, |
| 140 | DW_EH_PE_funcrel = 0x40, |
| 141 | DW_EH_PE_aligned = 0x50, |
| 142 | |
| 143 | DW_EH_PE_indirect = 0x80 |
| 144 | }; |
| 145 | |
| 146 | // Line number opcodes. |
| 147 | |
| 148 | enum DW_LINE_OPS |
| 149 | { |
| 150 | DW_LNS_extended_op = 0, |
| 151 | DW_LNS_copy = 1, |
| 152 | DW_LNS_advance_pc = 2, |
| 153 | DW_LNS_advance_line = 3, |
| 154 | DW_LNS_set_file = 4, |
| 155 | DW_LNS_set_column = 5, |
| 156 | DW_LNS_negate_stmt = 6, |
| 157 | DW_LNS_set_basic_block = 7, |
| 158 | DW_LNS_const_add_pc = 8, |
| 159 | DW_LNS_fixed_advance_pc = 9, |
| 160 | // DWARF 3. |
| 161 | DW_LNS_set_prologue_end = 10, |
| 162 | DW_LNS_set_epilogue_begin = 11, |
| 163 | DW_LNS_set_isa = 12 |
| 164 | }; |
| 165 | |
| 166 | // Line number extended opcodes. |
| 167 | |
| 168 | enum DW_LINE_EXTENDED_OPS |
| 169 | { |
| 170 | DW_LNE_end_sequence = 1, |
| 171 | DW_LNE_set_address = 2, |
| 172 | DW_LNE_define_file = 3, |
| 173 | // DWARF4. |
| 174 | DW_LNE_set_discriminator = 4, |
| 175 | // HP extensions. |
| 176 | DW_LNE_HP_negate_is_UV_update = 0x11, |
| 177 | DW_LNE_HP_push_context = 0x12, |
| 178 | DW_LNE_HP_pop_context = 0x13, |
| 179 | DW_LNE_HP_set_file_line_column = 0x14, |
| 180 | DW_LNE_HP_set_routine_name = 0x15, |
| 181 | DW_LNE_HP_set_sequence = 0x16, |
| 182 | DW_LNE_HP_negate_post_semantics = 0x17, |
| 183 | DW_LNE_HP_negate_function_exit = 0x18, |
| 184 | DW_LNE_HP_negate_front_end_logical = 0x19, |
| 185 | DW_LNE_HP_define_proc = 0x20 |
| 186 | }; |
| 187 | |
| 188 | enum DW_CHILDREN |
| 189 | { |
| 190 | DW_CHILDREN_no =0x00, |
| 191 | DW_CHILDREN_yes =0x01 |
| 192 | }; |
| 193 | |
| 194 | // Source language names and codes. |
| 195 | enum DW_LANG |
| 196 | { |
| 197 | DW_LANG_C89 = 0x0001, |
| 198 | DW_LANG_C = 0x0002, |
| 199 | DW_LANG_Ada83 = 0x0003, |
| 200 | DW_LANG_C_plus_plus = 0x0004, |
| 201 | DW_LANG_Cobol74 = 0x0005, |
| 202 | DW_LANG_Cobol85 = 0x0006, |
| 203 | DW_LANG_Fortran77 = 0x0007, |
| 204 | DW_LANG_Fortran90 = 0x0008, |
| 205 | DW_LANG_Pascal83 = 0x0009, |
| 206 | DW_LANG_Modula2 = 0x000a, |
| 207 | // DWARF 3. |
| 208 | DW_LANG_Java = 0x000b, |
| 209 | DW_LANG_C99 = 0x000c, |
| 210 | DW_LANG_Ada95 = 0x000d, |
| 211 | DW_LANG_Fortran95 = 0x000e, |
| 212 | DW_LANG_PLI = 0x000f, |
| 213 | DW_LANG_ObjC = 0x0010, |
| 214 | DW_LANG_ObjC_plus_plus = 0x0011, |
| 215 | DW_LANG_UPC = 0x0012, |
| 216 | DW_LANG_D = 0x0013, |
| 217 | // DWARF 4. |
| 218 | DW_LANG_Python = 0x0014, |
| 219 | // DWARF 5. |
| 220 | DW_LANG_Go = 0x0016, |
| 221 | DW_LANG_C_plus_plus_11 = 0x001a, |
| 222 | DW_LANG_C11 = 0x001d, |
| 223 | DW_LANG_C_plus_plus_14 = 0x0021, |
| 224 | DW_LANG_Fortran03 = 0x0022, |
| 225 | DW_LANG_Fortran08 = 0x0023, |
| 226 | |
| 227 | DW_LANG_lo_user = 0x8000, // Implementation-defined range start. |
| 228 | DW_LANG_hi_user = 0xffff, // Implementation-defined range start. |
| 229 | // MIPS. |
| 230 | DW_LANG_Mips_Assembler = 0x8001, |
| 231 | // UPC. |
| 232 | DW_LANG_Upc = 0x8765, |
| 233 | // HP extensions. |
| 234 | DW_LANG_HP_Bliss = 0x8003, |
| 235 | DW_LANG_HP_Basic91 = 0x8004, |
| 236 | DW_LANG_HP_Pascal91 = 0x8005, |
| 237 | DW_LANG_HP_IMacro = 0x8006, |
| 238 | DW_LANG_HP_Assembler = 0x8007 |
| 239 | }; |
| 240 | |
| 241 | // DWARF section identifiers used in the package format. |
| 242 | // Extensions for Fission. See http://gcc.gnu.org/wiki/DebugFissionDWP. |
| 243 | |
| 244 | enum DW_SECT |
| 245 | { |
| 246 | DW_SECT_INFO = 1, |
| 247 | DW_SECT_TYPES = 2, |
| 248 | DW_SECT_ABBREV = 3, |
| 249 | DW_SECT_LINE = 4, |
| 250 | DW_SECT_LOC = 5, |
| 251 | DW_SECT_STR_OFFSETS = 6, |
| 252 | DW_SECT_MACINFO = 7, |
| 253 | DW_SECT_MACRO = 8, |
| 254 | DW_SECT_MAX = DW_SECT_MACRO, |
| 255 | }; |
| 256 | |
| 257 | } // End namespace elfcpp. |
| 258 | |
| 259 | #endif // !defined(ELFCPP_DWARF_H) |