include/elf/dwarf2.h

   1 /* Declarations and definitions of codes relating to the DWARF2 symbolic
   2    debugging information format.
   3    Copyright 1992, 1993, 1995, 1996, 1999, 2000, 2001
   4    Free Software Foundation, Inc.
   5
   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.
   9
  10    Derived from the DWARF 1 implementation written by Ron Guilmette
  11    (rfg@netcom.com), November 1990.
  12
  13 This file is part of GNU CC.
  14
  15 GNU CC is free software; you can redistribute it and/or modify it
  16 under the terms of the GNU General Public License as published by the
  17 Free Software Foundation; either version 2, or (at your option) any
  18 later version.
  19
  20 GNU CC is distributed in the hope that it will be useful, but WITHOUT
  21 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  22 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  23 for more details.
  24
  25 You should have received a copy of the GNU General Public License
  26 along with GNU CC; see the file COPYING.  If not, write to the Free
  27 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  28
  29 /* This file is derived from the DWARF specification (a public document)
  30    Revision 2.0.0 (July 27, 1993) developed by the UNIX International
  31    Programming Languages Special Interest Group (UI/PLSIG) and distributed
  32    by UNIX International.  Copies of this specification are available from
  33    UNIX International, 20 Waterview Boulevard, Parsippany, NJ, 07054.
  34
  35    This file also now contains definitions from the DWARF 2.1 specification.  */
  36
  37 /* This file is shared between GCC and GDB, and should not contain
  38    prototypes.  */
  39
  40 #ifndef _ELF_DWARF2_H
  41 #define _ELF_DWARF2_H
  42
  43 /* Structure found in the .debug_line section.  */
  44 typedef struct
  45 {
  46   unsigned char li_length          [4];
  47   unsigned char li_version         [2];
  48   unsigned char li_prologue_length [4];
  49   unsigned char li_min_insn_length [1];
  50   unsigned char li_default_is_stmt [1];
  51   unsigned char li_line_base       [1];
  52   unsigned char li_line_range      [1];
  53   unsigned char li_opcode_base     [1];
  54 }
  55 DWARF2_External_LineInfo;
  56
  57 typedef struct
  58 {
  59   unsigned long  li_length;
  60   unsigned short li_version;
  61   unsigned int   li_prologue_length;
  62   unsigned char  li_min_insn_length;
  63   unsigned char  li_default_is_stmt;
  64   int            li_line_base;
  65   unsigned char  li_line_range;
  66   unsigned char  li_opcode_base;
  67 }
  68 DWARF2_Internal_LineInfo;
  69
  70 /* Structure found in .debug_pubnames section.  */
  71 typedef struct
  72 {
  73   unsigned char pn_length  [4];
  74   unsigned char pn_version [2];
  75   unsigned char pn_offset  [4];
  76   unsigned char pn_size    [4];
  77 }
  78 DWARF2_External_PubNames;
  79
  80 typedef struct
  81 {
  82   unsigned long  pn_length;
  83   unsigned short pn_version;
  84   unsigned long  pn_offset;
  85   unsigned long  pn_size;
  86 }
  87 DWARF2_Internal_PubNames;
  88
  89 /* Strcuture found in .debug_info section.  */
  90 typedef struct
  91 {
  92   unsigned char  cu_length        [4];
  93   unsigned char  cu_version       [2];
  94   unsigned char  cu_abbrev_offset [4];
  95   unsigned char  cu_pointer_size  [1];
  96 }
  97 DWARF2_External_CompUnit;
  98
  99 typedef struct
 100 {
 101   unsigned long  cu_length;
 102   unsigned short cu_version;
 103   unsigned long  cu_abbrev_offset;
 104   unsigned char  cu_pointer_size;
 105 }
 106 DWARF2_Internal_CompUnit;
 107
 108 typedef struct
 109 {
 110   unsigned char  ar_length       [4];
 111   unsigned char  ar_version      [2];
 112   unsigned char  ar_info_offset  [4];
 113   unsigned char  ar_pointer_size [1];
 114   unsigned char  ar_segment_size [1];
 115 }
 116 DWARF2_External_ARange;
 117
 118 typedef struct
 119 {
 120   unsigned long  ar_length;
 121   unsigned short ar_version;
 122   unsigned long  ar_info_offset;
 123   unsigned char  ar_pointer_size;
 124   unsigned char  ar_segment_size;
 125 }
 126 DWARF2_Internal_ARange;
 127
 128
 129 /* Tag names and codes.  */
 130 enum dwarf_tag
 131   {
 132     DW_TAG_padding = 0x00,
 133     DW_TAG_array_type = 0x01,
 134     DW_TAG_class_type = 0x02,
 135     DW_TAG_entry_point = 0x03,
 136     DW_TAG_enumeration_type = 0x04,
 137     DW_TAG_formal_parameter = 0x05,
 138     DW_TAG_imported_declaration = 0x08,
 139     DW_TAG_label = 0x0a,
 140     DW_TAG_lexical_block = 0x0b,
 141     DW_TAG_member = 0x0d,
 142     DW_TAG_pointer_type = 0x0f,
 143     DW_TAG_reference_type = 0x10,
 144     DW_TAG_compile_unit = 0x11,
 145     DW_TAG_string_type = 0x12,
 146     DW_TAG_structure_type = 0x13,
 147     DW_TAG_subroutine_type = 0x15,
 148     DW_TAG_typedef = 0x16,
 149     DW_TAG_union_type = 0x17,
 150     DW_TAG_unspecified_parameters = 0x18,
 151     DW_TAG_variant = 0x19,
 152     DW_TAG_common_block = 0x1a,
 153     DW_TAG_common_inclusion = 0x1b,
 154     DW_TAG_inheritance = 0x1c,
 155     DW_TAG_inlined_subroutine = 0x1d,
 156     DW_TAG_module = 0x1e,
 157     DW_TAG_ptr_to_member_type = 0x1f,
 158     DW_TAG_set_type = 0x20,
 159     DW_TAG_subrange_type = 0x21,
 160     DW_TAG_with_stmt = 0x22,
 161     DW_TAG_access_declaration = 0x23,
 162     DW_TAG_base_type = 0x24,
 163     DW_TAG_catch_block = 0x25,
 164     DW_TAG_const_type = 0x26,
 165     DW_TAG_constant = 0x27,
 166     DW_TAG_enumerator = 0x28,
 167     DW_TAG_file_type = 0x29,
 168     DW_TAG_friend = 0x2a,
 169     DW_TAG_namelist = 0x2b,
 170     DW_TAG_namelist_item = 0x2c,
 171     DW_TAG_packed_type = 0x2d,
 172     DW_TAG_subprogram = 0x2e,
 173     DW_TAG_template_type_param = 0x2f,
 174     DW_TAG_template_value_param = 0x30,
 175     DW_TAG_thrown_type = 0x31,
 176     DW_TAG_try_block = 0x32,
 177     DW_TAG_variant_part = 0x33,
 178     DW_TAG_variable = 0x34,
 179     DW_TAG_volatile_type = 0x35,
 180     /* DWARF 2.1.  */
 181     DW_TAG_dwarf_procedure = 0x36,
 182     DW_TAG_restrict_type = 0x37,
 183     DW_TAG_interface_type = 0x38,
 184     DW_TAG_namespace = 0x39,
 185     DW_TAG_imported_module = 0x3a,
 186     DW_TAG_unspecified_type = 0x3b,
 187     DW_TAG_partial_unit = 0x3c,
 188     DW_TAG_imported_unit = 0x3d,
 189     /* SGI/MIPS Extensions.  */
 190     DW_TAG_MIPS_loop = 0x4081,
 191     /* GNU extensions.  */
 192     DW_TAG_format_label = 0x4101,       /* For FORTRAN 77 and Fortran 90.  */
 193     DW_TAG_function_template = 0x4102,  /* for C++ */
 194     DW_TAG_class_template = 0x4103,     /* for C++ */
 195     DW_TAG_GNU_BINCL = 0x4104,
 196     DW_TAG_GNU_EINCL = 0x4105
 197   };
 198
 199 #define DW_TAG_lo_user  0x4080
 200 #define DW_TAG_hi_user  0xffff
 201
 202 /* Flag that tells whether entry has a child or not.  */
 203 #define DW_children_no   0
 204 #define DW_children_yes  1
 205
 206 /* Form names and codes.  */
 207 enum dwarf_form
 208   {
 209     DW_FORM_addr = 0x01,
 210     DW_FORM_block2 = 0x03,
 211     DW_FORM_block4 = 0x04,
 212     DW_FORM_data2 = 0x05,
 213     DW_FORM_data4 = 0x06,
 214     DW_FORM_data8 = 0x07,
 215     DW_FORM_string = 0x08,
 216     DW_FORM_block = 0x09,
 217     DW_FORM_block1 = 0x0a,
 218     DW_FORM_data1 = 0x0b,
 219     DW_FORM_flag = 0x0c,
 220     DW_FORM_sdata = 0x0d,
 221     DW_FORM_strp = 0x0e,
 222     DW_FORM_udata = 0x0f,
 223     DW_FORM_ref_addr = 0x10,
 224     DW_FORM_ref1 = 0x11,
 225     DW_FORM_ref2 = 0x12,
 226     DW_FORM_ref4 = 0x13,
 227     DW_FORM_ref8 = 0x14,
 228     DW_FORM_ref_udata = 0x15,
 229     DW_FORM_indirect = 0x16
 230   };
 231
 232 /* Attribute names and codes.  */
 233
 234 enum dwarf_attribute
 235   {
 236     DW_AT_sibling = 0x01,
 237     DW_AT_location = 0x02,
 238     DW_AT_name = 0x03,
 239     DW_AT_ordering = 0x09,
 240     DW_AT_subscr_data = 0x0a,
 241     DW_AT_byte_size = 0x0b,
 242     DW_AT_bit_offset = 0x0c,
 243     DW_AT_bit_size = 0x0d,
 244     DW_AT_element_list = 0x0f,
 245     DW_AT_stmt_list = 0x10,
 246     DW_AT_low_pc = 0x11,
 247     DW_AT_high_pc = 0x12,
 248     DW_AT_language = 0x13,
 249     DW_AT_member = 0x14,
 250     DW_AT_discr = 0x15,
 251     DW_AT_discr_value = 0x16,
 252     DW_AT_visibility = 0x17,
 253     DW_AT_import = 0x18,
 254     DW_AT_string_length = 0x19,
 255     DW_AT_common_reference = 0x1a,
 256     DW_AT_comp_dir = 0x1b,
 257     DW_AT_const_value = 0x1c,
 258     DW_AT_containing_type = 0x1d,
 259     DW_AT_default_value = 0x1e,
 260     DW_AT_inline = 0x20,
 261     DW_AT_is_optional = 0x21,
 262     DW_AT_lower_bound = 0x22,
 263     DW_AT_producer = 0x25,
 264     DW_AT_prototyped = 0x27,
 265     DW_AT_return_addr = 0x2a,
 266     DW_AT_start_scope = 0x2c,
 267     DW_AT_stride_size = 0x2e,
 268     DW_AT_upper_bound = 0x2f,
 269     DW_AT_abstract_origin = 0x31,
 270     DW_AT_accessibility = 0x32,
 271     DW_AT_address_class = 0x33,
 272     DW_AT_artificial = 0x34,
 273     DW_AT_base_types = 0x35,
 274     DW_AT_calling_convention = 0x36,
 275     DW_AT_count = 0x37,
 276     DW_AT_data_member_location = 0x38,
 277     DW_AT_decl_column = 0x39,
 278     DW_AT_decl_file = 0x3a,
 279     DW_AT_decl_line = 0x3b,
 280     DW_AT_declaration = 0x3c,
 281     DW_AT_discr_list = 0x3d,
 282     DW_AT_encoding = 0x3e,
 283     DW_AT_external = 0x3f,
 284     DW_AT_frame_base = 0x40,
 285     DW_AT_friend = 0x41,
 286     DW_AT_identifier_case = 0x42,
 287     DW_AT_macro_info = 0x43,
 288     DW_AT_namelist_items = 0x44,
 289     DW_AT_priority = 0x45,
 290     DW_AT_segment = 0x46,
 291     DW_AT_specification = 0x47,
 292     DW_AT_static_link = 0x48,
 293     DW_AT_type = 0x49,
 294     DW_AT_use_location = 0x4a,
 295     DW_AT_variable_parameter = 0x4b,
 296     DW_AT_virtuality = 0x4c,
 297     DW_AT_vtable_elem_location = 0x4d,
 298     /* DWARF 2.1 values.  */
 299     DW_AT_allocated     = 0x4e,
 300     DW_AT_associated    = 0x4f,
 301     DW_AT_data_location = 0x50,
 302     DW_AT_stride        = 0x51,
 303     DW_AT_entry_pc      = 0x52,
 304     DW_AT_use_UTF8      = 0x53,
 305     DW_AT_extension     = 0x54,
 306     DW_AT_ranges        = 0x55,
 307     DW_AT_trampoline    = 0x56,
 308     DW_AT_call_column   = 0x57,
 309     DW_AT_call_file     = 0x58,
 310     DW_AT_call_line     = 0x59,
 311     /* SGI/MIPS Extensions.  */
 312     DW_AT_MIPS_fde = 0x2001,
 313     DW_AT_MIPS_loop_begin = 0x2002,
 314     DW_AT_MIPS_tail_loop_begin = 0x2003,
 315     DW_AT_MIPS_epilog_begin = 0x2004,
 316     DW_AT_MIPS_loop_unroll_factor = 0x2005,
 317     DW_AT_MIPS_software_pipeline_depth = 0x2006,
 318     DW_AT_MIPS_linkage_name = 0x2007,
 319     DW_AT_MIPS_stride = 0x2008,
 320     DW_AT_MIPS_abstract_name = 0x2009,
 321     DW_AT_MIPS_clone_origin = 0x200a,
 322     DW_AT_MIPS_has_inlines = 0x200b,
 323     /* GNU extensions.  */
 324     DW_AT_sf_names   = 0x2101,
 325     DW_AT_src_info   = 0x2102,
 326     DW_AT_mac_info   = 0x2103,
 327     DW_AT_src_coords = 0x2104,
 328     DW_AT_body_begin = 0x2105,
 329     DW_AT_body_end   = 0x2106
 330   };
 331
 332 #define DW_AT_lo_user   0x2000  /* Implementation-defined range start.  */
 333 #define DW_AT_hi_user   0x3ff0  /* Implementation-defined range end.  */
 334
 335 /* Location atom names and codes.  */
 336 enum dwarf_location_atom
 337   {
 338     DW_OP_addr = 0x03,
 339     DW_OP_deref = 0x06,
 340     DW_OP_const1u = 0x08,
 341     DW_OP_const1s = 0x09,
 342     DW_OP_const2u = 0x0a,
 343     DW_OP_const2s = 0x0b,
 344     DW_OP_const4u = 0x0c,
 345     DW_OP_const4s = 0x0d,
 346     DW_OP_const8u = 0x0e,
 347     DW_OP_const8s = 0x0f,
 348     DW_OP_constu = 0x10,
 349     DW_OP_consts = 0x11,
 350     DW_OP_dup = 0x12,
 351     DW_OP_drop = 0x13,
 352     DW_OP_over = 0x14,
 353     DW_OP_pick = 0x15,
 354     DW_OP_swap = 0x16,
 355     DW_OP_rot = 0x17,
 356     DW_OP_xderef = 0x18,
 357     DW_OP_abs = 0x19,
 358     DW_OP_and = 0x1a,
 359     DW_OP_div = 0x1b,
 360     DW_OP_minus = 0x1c,
 361     DW_OP_mod = 0x1d,
 362     DW_OP_mul = 0x1e,
 363     DW_OP_neg = 0x1f,
 364     DW_OP_not = 0x20,
 365     DW_OP_or = 0x21,
 366     DW_OP_plus = 0x22,
 367     DW_OP_plus_uconst = 0x23,
 368     DW_OP_shl = 0x24,
 369     DW_OP_shr = 0x25,
 370     DW_OP_shra = 0x26,
 371     DW_OP_xor = 0x27,
 372     DW_OP_bra = 0x28,
 373     DW_OP_eq = 0x29,
 374     DW_OP_ge = 0x2a,
 375     DW_OP_gt = 0x2b,
 376     DW_OP_le = 0x2c,
 377     DW_OP_lt = 0x2d,
 378     DW_OP_ne = 0x2e,
 379     DW_OP_skip = 0x2f,
 380     DW_OP_lit0 = 0x30,
 381     DW_OP_lit1 = 0x31,
 382     DW_OP_lit2 = 0x32,
 383     DW_OP_lit3 = 0x33,
 384     DW_OP_lit4 = 0x34,
 385     DW_OP_lit5 = 0x35,
 386     DW_OP_lit6 = 0x36,
 387     DW_OP_lit7 = 0x37,
 388     DW_OP_lit8 = 0x38,
 389     DW_OP_lit9 = 0x39,
 390     DW_OP_lit10 = 0x3a,
 391     DW_OP_lit11 = 0x3b,
 392     DW_OP_lit12 = 0x3c,
 393     DW_OP_lit13 = 0x3d,
 394     DW_OP_lit14 = 0x3e,
 395     DW_OP_lit15 = 0x3f,
 396     DW_OP_lit16 = 0x40,
 397     DW_OP_lit17 = 0x41,
 398     DW_OP_lit18 = 0x42,
 399     DW_OP_lit19 = 0x43,
 400     DW_OP_lit20 = 0x44,
 401     DW_OP_lit21 = 0x45,
 402     DW_OP_lit22 = 0x46,
 403     DW_OP_lit23 = 0x47,
 404     DW_OP_lit24 = 0x48,
 405     DW_OP_lit25 = 0x49,
 406     DW_OP_lit26 = 0x4a,
 407     DW_OP_lit27 = 0x4b,
 408     DW_OP_lit28 = 0x4c,
 409     DW_OP_lit29 = 0x4d,
 410     DW_OP_lit30 = 0x4e,
 411     DW_OP_lit31 = 0x4f,
 412     DW_OP_reg0 = 0x50,
 413     DW_OP_reg1 = 0x51,
 414     DW_OP_reg2 = 0x52,
 415     DW_OP_reg3 = 0x53,
 416     DW_OP_reg4 = 0x54,
 417     DW_OP_reg5 = 0x55,
 418     DW_OP_reg6 = 0x56,
 419     DW_OP_reg7 = 0x57,
 420     DW_OP_reg8 = 0x58,
 421     DW_OP_reg9 = 0x59,
 422     DW_OP_reg10 = 0x5a,
 423     DW_OP_reg11 = 0x5b,
 424     DW_OP_reg12 = 0x5c,
 425     DW_OP_reg13 = 0x5d,
 426     DW_OP_reg14 = 0x5e,
 427     DW_OP_reg15 = 0x5f,
 428     DW_OP_reg16 = 0x60,
 429     DW_OP_reg17 = 0x61,
 430     DW_OP_reg18 = 0x62,
 431     DW_OP_reg19 = 0x63,
 432     DW_OP_reg20 = 0x64,
 433     DW_OP_reg21 = 0x65,
 434     DW_OP_reg22 = 0x66,
 435     DW_OP_reg23 = 0x67,
 436     DW_OP_reg24 = 0x68,
 437     DW_OP_reg25 = 0x69,
 438     DW_OP_reg26 = 0x6a,
 439     DW_OP_reg27 = 0x6b,
 440     DW_OP_reg28 = 0x6c,
 441     DW_OP_reg29 = 0x6d,
 442     DW_OP_reg30 = 0x6e,
 443     DW_OP_reg31 = 0x6f,
 444     DW_OP_breg0 = 0x70,
 445     DW_OP_breg1 = 0x71,
 446     DW_OP_breg2 = 0x72,
 447     DW_OP_breg3 = 0x73,
 448     DW_OP_breg4 = 0x74,
 449     DW_OP_breg5 = 0x75,
 450     DW_OP_breg6 = 0x76,
 451     DW_OP_breg7 = 0x77,
 452     DW_OP_breg8 = 0x78,
 453     DW_OP_breg9 = 0x79,
 454     DW_OP_breg10 = 0x7a,
 455     DW_OP_breg11 = 0x7b,
 456     DW_OP_breg12 = 0x7c,
 457     DW_OP_breg13 = 0x7d,
 458     DW_OP_breg14 = 0x7e,
 459     DW_OP_breg15 = 0x7f,
 460     DW_OP_breg16 = 0x80,
 461     DW_OP_breg17 = 0x81,
 462     DW_OP_breg18 = 0x82,
 463     DW_OP_breg19 = 0x83,
 464     DW_OP_breg20 = 0x84,
 465     DW_OP_breg21 = 0x85,
 466     DW_OP_breg22 = 0x86,
 467     DW_OP_breg23 = 0x87,
 468     DW_OP_breg24 = 0x88,
 469     DW_OP_breg25 = 0x89,
 470     DW_OP_breg26 = 0x8a,
 471     DW_OP_breg27 = 0x8b,
 472     DW_OP_breg28 = 0x8c,
 473     DW_OP_breg29 = 0x8d,
 474     DW_OP_breg30 = 0x8e,
 475     DW_OP_breg31 = 0x8f,
 476     DW_OP_regx = 0x90,
 477     DW_OP_fbreg = 0x91,
 478     DW_OP_bregx = 0x92,
 479     DW_OP_piece = 0x93,
 480     DW_OP_deref_size = 0x94,
 481     DW_OP_xderef_size = 0x95,
 482     DW_OP_nop = 0x96,
 483     /* DWARF 2.1 extensions.  */
 484     DW_OP_push_object_address = 0x97,
 485     DW_OP_call2 = 0x98, /* 1 2-byte offset of DIE.  */
 486     DW_OP_call4 = 0x99, /* 1 4-byte offset of DIE.  */
 487     DW_OP_calli = 0x9a
 488   };
 489
 490 #define DW_OP_lo_user   0x80    /* Implementation-defined range start.  */
 491 #define DW_OP_hi_user   0xff    /* Implementation-defined range end.  */
 492
 493 /* Type encodings.  */
 494 enum dwarf_type
 495   {
 496     DW_ATE_void = 0x0,
 497     DW_ATE_address = 0x1,
 498     DW_ATE_boolean = 0x2,
 499     DW_ATE_complex_float = 0x3,
 500     DW_ATE_float = 0x4,
 501     DW_ATE_signed = 0x5,
 502     DW_ATE_signed_char = 0x6,
 503     DW_ATE_unsigned = 0x7,
 504     DW_ATE_unsigned_char = 0x8,
 505     /* DWARF 2.1.  */
 506     DW_ATE_imaginary_float = 0x9
 507   };
 508
 509 #define DW_ATE_lo_user 0x80
 510 #define DW_ATE_hi_user 0xff
 511
 512 /* Array ordering names and codes.  */
 513 enum dwarf_array_dim_ordering
 514   {
 515     DW_ORD_row_major = 0,
 516     DW_ORD_col_major = 1
 517   };
 518
 519 /* Access attribute.  */
 520 enum dwarf_access_attribute
 521   {
 522     DW_ACCESS_public = 1,
 523     DW_ACCESS_protected = 2,
 524     DW_ACCESS_private = 3
 525   };
 526
 527 /* Visibility.  */
 528 enum dwarf_visibility_attribute
 529   {
 530     DW_VIS_local = 1,
 531     DW_VIS_exported = 2,
 532     DW_VIS_qualified = 3
 533   };
 534
 535 /* Virtuality.  */
 536 enum dwarf_virtuality_attribute
 537   {
 538     DW_VIRTUALITY_none = 0,
 539     DW_VIRTUALITY_virtual = 1,
 540     DW_VIRTUALITY_pure_virtual = 2
 541   };
 542
 543 /* Case sensitivity.  */
 544 enum dwarf_id_case
 545   {
 546     DW_ID_case_sensitive = 0,
 547     DW_ID_up_case = 1,
 548     DW_ID_down_case = 2,
 549     DW_ID_case_insensitive = 3
 550   };
 551
 552 /* Calling convention.  */
 553 enum dwarf_calling_convention
 554   {
 555     DW_CC_normal = 0x1,
 556     DW_CC_program = 0x2,
 557     DW_CC_nocall = 0x3
 558   };
 559
 560 #define DW_CC_lo_user 0x40
 561 #define DW_CC_hi_user 0xff
 562
 563 /* Inline attribute.  */
 564 enum dwarf_inline_attribute
 565   {
 566     DW_INL_not_inlined = 0,
 567     DW_INL_inlined = 1,
 568     DW_INL_declared_not_inlined = 2,
 569     DW_INL_declared_inlined = 3
 570   };
 571
 572 /* Discriminant lists.  */
 573 enum dwarf_discrim_list
 574   {
 575     DW_DSC_label = 0,
 576     DW_DSC_range = 1
 577   };
 578
 579 /* Line number opcodes.  */
 580 enum dwarf_line_number_ops
 581   {
 582     DW_LNS_extended_op = 0,
 583     DW_LNS_copy = 1,
 584     DW_LNS_advance_pc = 2,
 585     DW_LNS_advance_line = 3,
 586     DW_LNS_set_file = 4,
 587     DW_LNS_set_column = 5,
 588     DW_LNS_negate_stmt = 6,
 589     DW_LNS_set_basic_block = 7,
 590     DW_LNS_const_add_pc = 8,
 591     DW_LNS_fixed_advance_pc = 9
 592   };
 593
 594 /* Line number extended opcodes.  */
 595 enum dwarf_line_number_x_ops
 596   {
 597     DW_LNE_end_sequence = 1,
 598     DW_LNE_set_address = 2,
 599     DW_LNE_define_file = 3
 600   };
 601
 602 /* Call frame information.  */
 603 enum dwarf_call_frame_info
 604   {
 605     DW_CFA_advance_loc = 0x40,
 606     DW_CFA_offset = 0x80,
 607     DW_CFA_restore = 0xc0,
 608     DW_CFA_nop = 0x00,
 609     DW_CFA_set_loc = 0x01,
 610     DW_CFA_advance_loc1 = 0x02,
 611     DW_CFA_advance_loc2 = 0x03,
 612     DW_CFA_advance_loc4 = 0x04,
 613     DW_CFA_offset_extended = 0x05,
 614     DW_CFA_restore_extended = 0x06,
 615     DW_CFA_undefined = 0x07,
 616     DW_CFA_same_value = 0x08,
 617     DW_CFA_register = 0x09,
 618     DW_CFA_remember_state = 0x0a,
 619     DW_CFA_restore_state = 0x0b,
 620     DW_CFA_def_cfa = 0x0c,
 621     DW_CFA_def_cfa_register = 0x0d,
 622     DW_CFA_def_cfa_offset = 0x0e,
 623     DW_CFA_def_cfa_expression = 0x0f,
 624     DW_CFA_expression = 0x10,
 625     /* Dwarf 2.1.  */
 626     DW_CFA_offset_extended_sf = 0x11,
 627     DW_CFA_def_cfa_sf = 0x12,
 628     DW_CFA_def_cfa_offset_sf = 0x13,
 629
 630     /* SGI/MIPS specific.  */
 631     DW_CFA_MIPS_advance_loc8 = 0x1d,
 632
 633     /* GNU extensions.  */
 634     DW_CFA_GNU_window_save = 0x2d,
 635     DW_CFA_GNU_args_size = 0x2e,
 636     DW_CFA_GNU_negative_offset_extended = 0x2f
 637   };
 638
 639 #define DW_CIE_ID         0xffffffff
 640 #define DW_CIE_VERSION    1
 641
 642 #define DW_CFA_extended   0
 643 #define DW_CFA_low_user   0x1c
 644 #define DW_CFA_high_user  0x3f
 645
 646 #define DW_CHILDREN_no               0x00
 647 #define DW_CHILDREN_yes              0x01
 648
 649 #define DW_ADDR_none            0
 650
 651 /* Source language names and codes.  */
 652 enum dwarf_source_language
 653   {
 654     DW_LANG_C89 = 0x0001,
 655     DW_LANG_C = 0x0002,
 656     DW_LANG_Ada83 = 0x0003,
 657     DW_LANG_C_plus_plus = 0x0004,
 658     DW_LANG_Cobol74 = 0x0005,
 659     DW_LANG_Cobol85 = 0x0006,
 660     DW_LANG_Fortran77 = 0x0007,
 661     DW_LANG_Fortran90 = 0x0008,
 662     DW_LANG_Pascal83 = 0x0009,
 663     DW_LANG_Modula2 = 0x000a,
 664     DW_LANG_Java = 0x000b,
 665     /* DWARF 2.1.  */
 666     DW_LANG_C99 = 0x000c,
 667     DW_LANG_Ada95 = 0x000d,
 668     DW_LANG_Fortran95 = 0x000e,
 669     /* MIPS.  */
 670     DW_LANG_Mips_Assembler = 0x8001
 671   };
 672
 673
 674 #define DW_LANG_lo_user 0x8000  /* Implementation-defined range start.  */
 675 #define DW_LANG_hi_user 0xffff  /* Implementation-defined range start.  */
 676
 677 /* Names and codes for macro information.  */
 678 enum dwarf_macinfo_record_type
 679   {
 680     DW_MACINFO_define = 1,
 681     DW_MACINFO_undef = 2,
 682     DW_MACINFO_start_file = 3,
 683     DW_MACINFO_end_file = 4,
 684     DW_MACINFO_vendor_ext = 255
 685   };
 686 \f
 687 /* @@@ For use with GNU frame unwind information.  */
 688
 689 #define DW_EH_PE_absptr         0x00
 690 #define DW_EH_PE_omit           0xff
 691
 692 #define DW_EH_PE_uleb128        0x01
 693 #define DW_EH_PE_udata2         0x02
 694 #define DW_EH_PE_udata4         0x03
 695 #define DW_EH_PE_udata8         0x04
 696 #define DW_EH_PE_sleb128        0x09
 697 #define DW_EH_PE_sdata2         0x0A
 698 #define DW_EH_PE_sdata4         0x0B
 699 #define DW_EH_PE_sdata8         0x0C
 700 #define DW_EH_PE_signed         0x08
 701
 702 #define DW_EH_PE_pcrel          0x10
 703 #define DW_EH_PE_textrel        0x20
 704 #define DW_EH_PE_datarel        0x30
 705 #define DW_EH_PE_funcrel        0x40
 706 #define DW_EH_PE_aligned        0x50
 707
 708 #define DW_EH_PE_indirect       0x80
 709
 710 #endif /* _ELF_DWARF2_H */