1*a9fa9459Szrj /* Declarations and definitions of codes relating to the DWARF symbolic 2*a9fa9459Szrj debugging information format. 3*a9fa9459Szrj 4*a9fa9459Szrj Written by Ron Guilmette (rfg@netcom.com) 5*a9fa9459Szrj 6*a9fa9459Szrj Copyright (C) 1992-2016 Free Software Foundation, Inc. 7*a9fa9459Szrj 8*a9fa9459Szrj This file is part of both GCC and the BFD library. 9*a9fa9459Szrj 10*a9fa9459Szrj This program is free software; you can redistribute it and/or modify 11*a9fa9459Szrj it under the terms of the GNU General Public License as published by 12*a9fa9459Szrj the Free Software Foundation; either version 3 of the License, or 13*a9fa9459Szrj (at your option) any later version. 14*a9fa9459Szrj 15*a9fa9459Szrj This program is distributed in the hope that it will be useful, 16*a9fa9459Szrj but WITHOUT ANY WARRANTY; without even the implied warranty of 17*a9fa9459Szrj MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18*a9fa9459Szrj GNU General Public License for more details. 19*a9fa9459Szrj 20*a9fa9459Szrj You should have received a copy of the GNU General Public License 21*a9fa9459Szrj along with GCC; see the file COPYING3. If not, write to the Free 22*a9fa9459Szrj Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 23*a9fa9459Szrj 02110-1301, USA. */ 24*a9fa9459Szrj 25*a9fa9459Szrj /* This file is derived from the DWARF specification (a public document) 26*a9fa9459Szrj Revision 1.0.1 (April 8, 1992) developed by the UNIX International 27*a9fa9459Szrj Programming Languages Special Interest Group (UI/PLSIG) and distributed 28*a9fa9459Szrj by UNIX International. Copies of this specification are available from 29*a9fa9459Szrj UNIX International, 20 Waterview Boulevard, Parsippany, NJ, 07054. */ 30*a9fa9459Szrj 31*a9fa9459Szrj #ifndef _ELF_DWARF_H 32*a9fa9459Szrj #define _ELF_DWARF_H 33*a9fa9459Szrj 34*a9fa9459Szrj /* Tag names and codes. */ 35*a9fa9459Szrj 36*a9fa9459Szrj enum dwarf_tag { 37*a9fa9459Szrj TAG_padding = 0x0000, 38*a9fa9459Szrj TAG_array_type = 0x0001, 39*a9fa9459Szrj TAG_class_type = 0x0002, 40*a9fa9459Szrj TAG_entry_point = 0x0003, 41*a9fa9459Szrj TAG_enumeration_type = 0x0004, 42*a9fa9459Szrj TAG_formal_parameter = 0x0005, 43*a9fa9459Szrj TAG_global_subroutine = 0x0006, 44*a9fa9459Szrj TAG_global_variable = 0x0007, 45*a9fa9459Szrj /* 0x0008 -- reserved */ 46*a9fa9459Szrj /* 0x0009 -- reserved */ 47*a9fa9459Szrj TAG_label = 0x000a, 48*a9fa9459Szrj TAG_lexical_block = 0x000b, 49*a9fa9459Szrj TAG_local_variable = 0x000c, 50*a9fa9459Szrj TAG_member = 0x000d, 51*a9fa9459Szrj /* 0x000e -- reserved */ 52*a9fa9459Szrj TAG_pointer_type = 0x000f, 53*a9fa9459Szrj TAG_reference_type = 0x0010, 54*a9fa9459Szrj TAG_compile_unit = 0x0011, 55*a9fa9459Szrj TAG_string_type = 0x0012, 56*a9fa9459Szrj TAG_structure_type = 0x0013, 57*a9fa9459Szrj TAG_subroutine = 0x0014, 58*a9fa9459Szrj TAG_subroutine_type = 0x0015, 59*a9fa9459Szrj TAG_typedef = 0x0016, 60*a9fa9459Szrj TAG_union_type = 0x0017, 61*a9fa9459Szrj TAG_unspecified_parameters = 0x0018, 62*a9fa9459Szrj TAG_variant = 0x0019, 63*a9fa9459Szrj TAG_common_block = 0x001a, 64*a9fa9459Szrj TAG_common_inclusion = 0x001b, 65*a9fa9459Szrj TAG_inheritance = 0x001c, 66*a9fa9459Szrj TAG_inlined_subroutine = 0x001d, 67*a9fa9459Szrj TAG_module = 0x001e, 68*a9fa9459Szrj TAG_ptr_to_member_type = 0x001f, 69*a9fa9459Szrj TAG_set_type = 0x0020, 70*a9fa9459Szrj TAG_subrange_type = 0x0021, 71*a9fa9459Szrj TAG_with_stmt = 0x0022, 72*a9fa9459Szrj 73*a9fa9459Szrj /* GNU extensions */ 74*a9fa9459Szrj 75*a9fa9459Szrj TAG_format_label = 0x8000, /* for FORTRAN 77 and Fortran 90 */ 76*a9fa9459Szrj TAG_namelist = 0x8001, /* For Fortran 90 */ 77*a9fa9459Szrj TAG_function_template = 0x8002, /* for C++ */ 78*a9fa9459Szrj TAG_class_template = 0x8003 /* for C++ */ 79*a9fa9459Szrj }; 80*a9fa9459Szrj 81*a9fa9459Szrj #define TAG_lo_user 0x8000 /* implementation-defined range start */ 82*a9fa9459Szrj #define TAG_hi_user 0xffff /* implementation-defined range end */ 83*a9fa9459Szrj #define TAG_source_file TAG_compile_unit /* for backward compatibility */ 84*a9fa9459Szrj 85*a9fa9459Szrj /* Form names and codes. */ 86*a9fa9459Szrj 87*a9fa9459Szrj enum dwarf_form { 88*a9fa9459Szrj FORM_ADDR = 0x1, 89*a9fa9459Szrj FORM_REF = 0x2, 90*a9fa9459Szrj FORM_BLOCK2 = 0x3, 91*a9fa9459Szrj FORM_BLOCK4 = 0x4, 92*a9fa9459Szrj FORM_DATA2 = 0x5, 93*a9fa9459Szrj FORM_DATA4 = 0x6, 94*a9fa9459Szrj FORM_DATA8 = 0x7, 95*a9fa9459Szrj FORM_STRING = 0x8 96*a9fa9459Szrj }; 97*a9fa9459Szrj 98*a9fa9459Szrj /* Attribute names and codes. */ 99*a9fa9459Szrj 100*a9fa9459Szrj enum dwarf_attribute { 101*a9fa9459Szrj AT_sibling = (0x0010|FORM_REF), 102*a9fa9459Szrj AT_location = (0x0020|FORM_BLOCK2), 103*a9fa9459Szrj AT_name = (0x0030|FORM_STRING), 104*a9fa9459Szrj AT_fund_type = (0x0050|FORM_DATA2), 105*a9fa9459Szrj AT_mod_fund_type = (0x0060|FORM_BLOCK2), 106*a9fa9459Szrj AT_user_def_type = (0x0070|FORM_REF), 107*a9fa9459Szrj AT_mod_u_d_type = (0x0080|FORM_BLOCK2), 108*a9fa9459Szrj AT_ordering = (0x0090|FORM_DATA2), 109*a9fa9459Szrj AT_subscr_data = (0x00a0|FORM_BLOCK2), 110*a9fa9459Szrj AT_byte_size = (0x00b0|FORM_DATA4), 111*a9fa9459Szrj AT_bit_offset = (0x00c0|FORM_DATA2), 112*a9fa9459Szrj AT_bit_size = (0x00d0|FORM_DATA4), 113*a9fa9459Szrj /* (0x00e0|FORM_xxxx) -- reserved */ 114*a9fa9459Szrj AT_element_list = (0x00f0|FORM_BLOCK4), 115*a9fa9459Szrj AT_stmt_list = (0x0100|FORM_DATA4), 116*a9fa9459Szrj AT_low_pc = (0x0110|FORM_ADDR), 117*a9fa9459Szrj AT_high_pc = (0x0120|FORM_ADDR), 118*a9fa9459Szrj AT_language = (0x0130|FORM_DATA4), 119*a9fa9459Szrj AT_member = (0x0140|FORM_REF), 120*a9fa9459Szrj AT_discr = (0x0150|FORM_REF), 121*a9fa9459Szrj AT_discr_value = (0x0160|FORM_BLOCK2), 122*a9fa9459Szrj /* (0x0170|FORM_xxxx) -- reserved */ 123*a9fa9459Szrj /* (0x0180|FORM_xxxx) -- reserved */ 124*a9fa9459Szrj AT_string_length = (0x0190|FORM_BLOCK2), 125*a9fa9459Szrj AT_common_reference = (0x01a0|FORM_REF), 126*a9fa9459Szrj AT_comp_dir = (0x01b0|FORM_STRING), 127*a9fa9459Szrj AT_const_value_string = (0x01c0|FORM_STRING), 128*a9fa9459Szrj AT_const_value_data2 = (0x01c0|FORM_DATA2), 129*a9fa9459Szrj AT_const_value_data4 = (0x01c0|FORM_DATA4), 130*a9fa9459Szrj AT_const_value_data8 = (0x01c0|FORM_DATA8), 131*a9fa9459Szrj AT_const_value_block2 = (0x01c0|FORM_BLOCK2), 132*a9fa9459Szrj AT_const_value_block4 = (0x01c0|FORM_BLOCK4), 133*a9fa9459Szrj AT_containing_type = (0x01d0|FORM_REF), 134*a9fa9459Szrj AT_default_value_addr = (0x01e0|FORM_ADDR), 135*a9fa9459Szrj AT_default_value_data2 = (0x01e0|FORM_DATA2), 136*a9fa9459Szrj AT_default_value_data4 = (0x01e0|FORM_DATA4), 137*a9fa9459Szrj AT_default_value_data8 = (0x01e0|FORM_DATA8), 138*a9fa9459Szrj AT_default_value_string = (0x01e0|FORM_STRING), 139*a9fa9459Szrj AT_friends = (0x01f0|FORM_BLOCK2), 140*a9fa9459Szrj AT_inline = (0x0200|FORM_STRING), 141*a9fa9459Szrj AT_is_optional = (0x0210|FORM_STRING), 142*a9fa9459Szrj AT_lower_bound_ref = (0x0220|FORM_REF), 143*a9fa9459Szrj AT_lower_bound_data2 = (0x0220|FORM_DATA2), 144*a9fa9459Szrj AT_lower_bound_data4 = (0x0220|FORM_DATA4), 145*a9fa9459Szrj AT_lower_bound_data8 = (0x0220|FORM_DATA8), 146*a9fa9459Szrj AT_private = (0x0240|FORM_STRING), 147*a9fa9459Szrj AT_producer = (0x0250|FORM_STRING), 148*a9fa9459Szrj AT_program = (0x0230|FORM_STRING), 149*a9fa9459Szrj AT_protected = (0x0260|FORM_STRING), 150*a9fa9459Szrj AT_prototyped = (0x0270|FORM_STRING), 151*a9fa9459Szrj AT_public = (0x0280|FORM_STRING), 152*a9fa9459Szrj AT_pure_virtual = (0x0290|FORM_STRING), 153*a9fa9459Szrj AT_return_addr = (0x02a0|FORM_BLOCK2), 154*a9fa9459Szrj AT_abstract_origin = (0x02b0|FORM_REF), 155*a9fa9459Szrj AT_start_scope = (0x02c0|FORM_DATA4), 156*a9fa9459Szrj AT_stride_size = (0x02e0|FORM_DATA4), 157*a9fa9459Szrj AT_upper_bound_ref = (0x02f0|FORM_REF), 158*a9fa9459Szrj AT_upper_bound_data2 = (0x02f0|FORM_DATA2), 159*a9fa9459Szrj AT_upper_bound_data4 = (0x02f0|FORM_DATA4), 160*a9fa9459Szrj AT_upper_bound_data8 = (0x02f0|FORM_DATA8), 161*a9fa9459Szrj AT_virtual = (0x0300|FORM_STRING), 162*a9fa9459Szrj 163*a9fa9459Szrj /* GNU extensions. */ 164*a9fa9459Szrj 165*a9fa9459Szrj AT_sf_names = (0x8000|FORM_DATA4), 166*a9fa9459Szrj AT_src_info = (0x8010|FORM_DATA4), 167*a9fa9459Szrj AT_mac_info = (0x8020|FORM_DATA4), 168*a9fa9459Szrj AT_src_coords = (0x8030|FORM_DATA4), 169*a9fa9459Szrj AT_body_begin = (0x8040|FORM_ADDR), 170*a9fa9459Szrj AT_body_end = (0x8050|FORM_ADDR) 171*a9fa9459Szrj }; 172*a9fa9459Szrj 173*a9fa9459Szrj #define AT_lo_user 0x2000 /* implementation-defined range start */ 174*a9fa9459Szrj #define AT_hi_user 0x3ff0 /* implementation-defined range end */ 175*a9fa9459Szrj 176*a9fa9459Szrj /* Location atom names and codes. */ 177*a9fa9459Szrj 178*a9fa9459Szrj enum dwarf_location_atom { 179*a9fa9459Szrj OP_REG = 0x01, 180*a9fa9459Szrj OP_BASEREG = 0x02, 181*a9fa9459Szrj OP_ADDR = 0x03, 182*a9fa9459Szrj OP_CONST = 0x04, 183*a9fa9459Szrj OP_DEREF2 = 0x05, 184*a9fa9459Szrj OP_DEREF4 = 0x06, 185*a9fa9459Szrj OP_ADD = 0x07, 186*a9fa9459Szrj 187*a9fa9459Szrj /* GNU extensions. */ 188*a9fa9459Szrj 189*a9fa9459Szrj OP_MULT = 0x80 190*a9fa9459Szrj }; 191*a9fa9459Szrj 192*a9fa9459Szrj #define OP_LO_USER 0x80 /* implementation-defined range start */ 193*a9fa9459Szrj #define OP_HI_USER 0xff /* implementation-defined range end */ 194*a9fa9459Szrj 195*a9fa9459Szrj /* Fundamental type names and codes. */ 196*a9fa9459Szrj 197*a9fa9459Szrj enum dwarf_fundamental_type { 198*a9fa9459Szrj FT_char = 0x0001, 199*a9fa9459Szrj FT_signed_char = 0x0002, 200*a9fa9459Szrj FT_unsigned_char = 0x0003, 201*a9fa9459Szrj FT_short = 0x0004, 202*a9fa9459Szrj FT_signed_short = 0x0005, 203*a9fa9459Szrj FT_unsigned_short = 0x0006, 204*a9fa9459Szrj FT_integer = 0x0007, 205*a9fa9459Szrj FT_signed_integer = 0x0008, 206*a9fa9459Szrj FT_unsigned_integer = 0x0009, 207*a9fa9459Szrj FT_long = 0x000a, 208*a9fa9459Szrj FT_signed_long = 0x000b, 209*a9fa9459Szrj FT_unsigned_long = 0x000c, 210*a9fa9459Szrj FT_pointer = 0x000d, /* an alias for (void *) */ 211*a9fa9459Szrj FT_float = 0x000e, 212*a9fa9459Szrj FT_dbl_prec_float = 0x000f, 213*a9fa9459Szrj FT_ext_prec_float = 0x0010, /* breaks "classic" svr4 SDB */ 214*a9fa9459Szrj FT_complex = 0x0011, /* breaks "classic" svr4 SDB */ 215*a9fa9459Szrj FT_dbl_prec_complex = 0x0012, /* breaks "classic" svr4 SDB */ 216*a9fa9459Szrj /* 0x0013 -- reserved */ 217*a9fa9459Szrj FT_void = 0x0014, 218*a9fa9459Szrj FT_boolean = 0x0015, /* breaks "classic" svr4 SDB */ 219*a9fa9459Szrj FT_ext_prec_complex = 0x0016, /* breaks "classic" svr4 SDB */ 220*a9fa9459Szrj FT_label = 0x0017, 221*a9fa9459Szrj 222*a9fa9459Szrj /* GNU extensions 223*a9fa9459Szrj The low order byte must indicate the size (in bytes) for the type. 224*a9fa9459Szrj All of these types will probably break "classic" svr4 SDB. */ 225*a9fa9459Szrj 226*a9fa9459Szrj FT_long_long = 0x8008, 227*a9fa9459Szrj FT_signed_long_long = 0x8108, 228*a9fa9459Szrj FT_unsigned_long_long = 0x8208, 229*a9fa9459Szrj 230*a9fa9459Szrj FT_int8 = 0x9001, 231*a9fa9459Szrj FT_signed_int8 = 0x9101, 232*a9fa9459Szrj FT_unsigned_int8 = 0x9201, 233*a9fa9459Szrj FT_int16 = 0x9302, 234*a9fa9459Szrj FT_signed_int16 = 0x9402, 235*a9fa9459Szrj FT_unsigned_int16 = 0x9502, 236*a9fa9459Szrj FT_int32 = 0x9604, 237*a9fa9459Szrj FT_signed_int32 = 0x9704, 238*a9fa9459Szrj FT_unsigned_int32 = 0x9804, 239*a9fa9459Szrj FT_int64 = 0x9908, 240*a9fa9459Szrj FT_signed_int64 = 0x9a08, 241*a9fa9459Szrj FT_unsigned_int64 = 0x9b08, 242*a9fa9459Szrj FT_int128 = 0x9c10, 243*a9fa9459Szrj FT_signed_int128 = 0x9d10, 244*a9fa9459Szrj FT_unsigned_int128 = 0x9e10, 245*a9fa9459Szrj 246*a9fa9459Szrj FT_real32 = 0xa004, 247*a9fa9459Szrj FT_real64 = 0xa108, 248*a9fa9459Szrj FT_real96 = 0xa20c, 249*a9fa9459Szrj FT_real128 = 0xa310 250*a9fa9459Szrj }; 251*a9fa9459Szrj 252*a9fa9459Szrj #define FT_lo_user 0x8000 /* implementation-defined range start */ 253*a9fa9459Szrj #define FT_hi_user 0xffff /* implementation defined range end */ 254*a9fa9459Szrj 255*a9fa9459Szrj /* Type modifier names and codes. */ 256*a9fa9459Szrj 257*a9fa9459Szrj enum dwarf_type_modifier { 258*a9fa9459Szrj MOD_pointer_to = 0x01, 259*a9fa9459Szrj MOD_reference_to = 0x02, 260*a9fa9459Szrj MOD_const = 0x03, 261*a9fa9459Szrj MOD_volatile = 0x04 262*a9fa9459Szrj }; 263*a9fa9459Szrj 264*a9fa9459Szrj #define MOD_lo_user 0x80 /* implementation-defined range start */ 265*a9fa9459Szrj #define MOD_hi_user 0xff /* implementation-defined range end */ 266*a9fa9459Szrj 267*a9fa9459Szrj /* Array ordering names and codes. */ 268*a9fa9459Szrj 269*a9fa9459Szrj enum dwarf_array_dim_ordering { 270*a9fa9459Szrj ORD_row_major = 0, 271*a9fa9459Szrj ORD_col_major = 1 272*a9fa9459Szrj }; 273*a9fa9459Szrj 274*a9fa9459Szrj /* Array subscript format names and codes. */ 275*a9fa9459Szrj 276*a9fa9459Szrj enum dwarf_subscr_data_formats { 277*a9fa9459Szrj FMT_FT_C_C = 0x0, 278*a9fa9459Szrj FMT_FT_C_X = 0x1, 279*a9fa9459Szrj FMT_FT_X_C = 0x2, 280*a9fa9459Szrj FMT_FT_X_X = 0x3, 281*a9fa9459Szrj FMT_UT_C_C = 0x4, 282*a9fa9459Szrj FMT_UT_C_X = 0x5, 283*a9fa9459Szrj FMT_UT_X_C = 0x6, 284*a9fa9459Szrj FMT_UT_X_X = 0x7, 285*a9fa9459Szrj FMT_ET = 0x8 286*a9fa9459Szrj }; 287*a9fa9459Szrj 288*a9fa9459Szrj /* Derived from above for ease of use. */ 289*a9fa9459Szrj 290*a9fa9459Szrj #define FMT_CODE(_FUNDAMENTAL_TYPE_P, _LB_CONST_P, _UB_CONST_P) \ 291*a9fa9459Szrj (((_FUNDAMENTAL_TYPE_P) ? 0 : 4) \ 292*a9fa9459Szrj | ((_LB_CONST_P) ? 0 : 2) \ 293*a9fa9459Szrj | ((_UB_CONST_P) ? 0 : 1)) 294*a9fa9459Szrj 295*a9fa9459Szrj /* Source language names and codes. */ 296*a9fa9459Szrj 297*a9fa9459Szrj enum dwarf_source_language { 298*a9fa9459Szrj LANG_C89 = 0x00000001, 299*a9fa9459Szrj LANG_C = 0x00000002, 300*a9fa9459Szrj LANG_ADA83 = 0x00000003, 301*a9fa9459Szrj LANG_C_PLUS_PLUS = 0x00000004, 302*a9fa9459Szrj LANG_COBOL74 = 0x00000005, 303*a9fa9459Szrj LANG_COBOL85 = 0x00000006, 304*a9fa9459Szrj LANG_FORTRAN77 = 0x00000007, 305*a9fa9459Szrj LANG_FORTRAN90 = 0x00000008, 306*a9fa9459Szrj LANG_PASCAL83 = 0x00000009, 307*a9fa9459Szrj LANG_MODULA2 = 0x0000000a, 308*a9fa9459Szrj LANG_JAVA = 0x0000000b 309*a9fa9459Szrj }; 310*a9fa9459Szrj 311*a9fa9459Szrj #define LANG_lo_user 0x00008000 /* implementation-defined range start */ 312*a9fa9459Szrj #define LANG_hi_user 0x0000ffff /* implementation-defined range end */ 313*a9fa9459Szrj 314*a9fa9459Szrj /* Names and codes for GNU "macinfo" extension. */ 315*a9fa9459Szrj 316*a9fa9459Szrj enum dwarf_macinfo_record_type { 317*a9fa9459Szrj MACINFO_start = 's', 318*a9fa9459Szrj MACINFO_resume = 'r', 319*a9fa9459Szrj MACINFO_define = 'd', 320*a9fa9459Szrj MACINFO_undef = 'u' 321*a9fa9459Szrj }; 322*a9fa9459Szrj 323*a9fa9459Szrj #endif /* _ELF_DWARF_H */ 324