gcc/dwarf2.h

   1 /* Declarations and definitions of codes relating to the DWARF2 and
   2    DWARF3 symbolic debugging information formats.
   3    Copyright (C) 1992, 1993, 1995, 1996, 1997, 1999, 2000, 2001, 2002,
   4    2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
   5
   6    Written by Gary Funck (gary@intrepid.com) The Ada Joint Program
   7    Office (AJPO), Florida State University 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 GCC.
  14
  15    GCC is free software; you can redistribute it and/or modify it under
  16    the terms of the GNU General Public License as published by the Free
  17    Software Foundation; either version 3, or (at your option) any later
  18    version.
  19
  20    GCC is distributed in the hope that it will be useful, but WITHOUT
  21    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  22    or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
  23    License for more details.
  24
  25    You should have received a copy of the GNU General Public License
  26    along with GCC; see the file COPYING3.  If not see
  27    <http://www.gnu.org/licenses/>.  */
  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 3 specification.  */
  36
  37 /* This file is shared between GCC and GDB, and should not contain
  38    prototypes.  */
  39
  40 #ifndef GCC_DWARF2_H
  41 #define GCC_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 /* Structure 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 3.  */
 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     DW_TAG_condition = 0x3f,
 190     DW_TAG_shared_type = 0x40,
 191     /* SGI/MIPS Extensions.  */
 192     DW_TAG_MIPS_loop = 0x4081,
 193     /* HP extensions.  See: ftp://ftp.hp.com/pub/lang/tools/WDB/wdb-4.0.tar.gz .  */
 194     DW_TAG_HP_array_descriptor = 0x4090,
 195     /* GNU extensions.  */
 196     DW_TAG_format_label = 0x4101,       /* For FORTRAN 77 and Fortran 90.  */
 197     DW_TAG_function_template = 0x4102,  /* For C++.  */
 198     DW_TAG_class_template = 0x4103,     /* For C++.  */
 199     DW_TAG_GNU_BINCL = 0x4104,
 200     DW_TAG_GNU_EINCL = 0x4105,
 201     /* Extensions for UPC.  See: http://upc.gwu.edu/~upc.  */
 202     DW_TAG_upc_shared_type = 0x8765,
 203     DW_TAG_upc_strict_type = 0x8766,
 204     DW_TAG_upc_relaxed_type = 0x8767,
 205     /* PGI (STMicroelectronics) extensions.  No documentation available.  */
 206     DW_TAG_PGI_kanji_type      = 0xA000,
 207     DW_TAG_PGI_interface_block = 0xA020
 208   };
 209
 210 #define DW_TAG_lo_user  0x4080
 211 #define DW_TAG_hi_user  0xffff
 212
 213 /* Flag that tells whether entry has a child or not.  */
 214 #define DW_children_no   0
 215 #define DW_children_yes  1
 216
 217 /* Form names and codes.  */
 218 enum dwarf_form
 219   {
 220     DW_FORM_addr = 0x01,
 221     DW_FORM_block2 = 0x03,
 222     DW_FORM_block4 = 0x04,
 223     DW_FORM_data2 = 0x05,
 224     DW_FORM_data4 = 0x06,
 225     DW_FORM_data8 = 0x07,
 226     DW_FORM_string = 0x08,
 227     DW_FORM_block = 0x09,
 228     DW_FORM_block1 = 0x0a,
 229     DW_FORM_data1 = 0x0b,
 230     DW_FORM_flag = 0x0c,
 231     DW_FORM_sdata = 0x0d,
 232     DW_FORM_strp = 0x0e,
 233     DW_FORM_udata = 0x0f,
 234     DW_FORM_ref_addr = 0x10,
 235     DW_FORM_ref1 = 0x11,
 236     DW_FORM_ref2 = 0x12,
 237     DW_FORM_ref4 = 0x13,
 238     DW_FORM_ref8 = 0x14,
 239     DW_FORM_ref_udata = 0x15,
 240     DW_FORM_indirect = 0x16
 241   };
 242
 243 /* Attribute names and codes.  */
 244 enum dwarf_attribute
 245   {
 246     DW_AT_sibling = 0x01,
 247     DW_AT_location = 0x02,
 248     DW_AT_name = 0x03,
 249     DW_AT_ordering = 0x09,
 250     DW_AT_subscr_data = 0x0a,
 251     DW_AT_byte_size = 0x0b,
 252     DW_AT_bit_offset = 0x0c,
 253     DW_AT_bit_size = 0x0d,
 254     DW_AT_element_list = 0x0f,
 255     DW_AT_stmt_list = 0x10,
 256     DW_AT_low_pc = 0x11,
 257     DW_AT_high_pc = 0x12,
 258     DW_AT_language = 0x13,
 259     DW_AT_member = 0x14,
 260     DW_AT_discr = 0x15,
 261     DW_AT_discr_value = 0x16,
 262     DW_AT_visibility = 0x17,
 263     DW_AT_import = 0x18,
 264     DW_AT_string_length = 0x19,
 265     DW_AT_common_reference = 0x1a,
 266     DW_AT_comp_dir = 0x1b,
 267     DW_AT_const_value = 0x1c,
 268     DW_AT_containing_type = 0x1d,
 269     DW_AT_default_value = 0x1e,
 270     DW_AT_inline = 0x20,
 271     DW_AT_is_optional = 0x21,
 272     DW_AT_lower_bound = 0x22,
 273     DW_AT_producer = 0x25,
 274     DW_AT_prototyped = 0x27,
 275     DW_AT_return_addr = 0x2a,
 276     DW_AT_start_scope = 0x2c,
 277     DW_AT_stride_size = 0x2e,
 278     DW_AT_upper_bound = 0x2f,
 279     DW_AT_abstract_origin = 0x31,
 280     DW_AT_accessibility = 0x32,
 281     DW_AT_address_class = 0x33,
 282     DW_AT_artificial = 0x34,
 283     DW_AT_base_types = 0x35,
 284     DW_AT_calling_convention = 0x36,
 285     DW_AT_count = 0x37,
 286     DW_AT_data_member_location = 0x38,
 287     DW_AT_decl_column = 0x39,
 288     DW_AT_decl_file = 0x3a,
 289     DW_AT_decl_line = 0x3b,
 290     DW_AT_declaration = 0x3c,
 291     DW_AT_discr_list = 0x3d,
 292     DW_AT_encoding = 0x3e,
 293     DW_AT_external = 0x3f,
 294     DW_AT_frame_base = 0x40,
 295     DW_AT_friend = 0x41,
 296     DW_AT_identifier_case = 0x42,
 297     DW_AT_macro_info = 0x43,
 298     DW_AT_namelist_items = 0x44,
 299     DW_AT_priority = 0x45,
 300     DW_AT_segment = 0x46,
 301     DW_AT_specification = 0x47,
 302     DW_AT_static_link = 0x48,
 303     DW_AT_type = 0x49,
 304     DW_AT_use_location = 0x4a,
 305     DW_AT_variable_parameter = 0x4b,
 306     DW_AT_virtuality = 0x4c,
 307     DW_AT_vtable_elem_location = 0x4d,
 308     /* DWARF 3 values.  */
 309     DW_AT_allocated     = 0x4e,
 310     DW_AT_associated    = 0x4f,
 311     DW_AT_data_location = 0x50,
 312     DW_AT_stride        = 0x51,
 313     DW_AT_entry_pc      = 0x52,
 314     DW_AT_use_UTF8      = 0x53,
 315     DW_AT_extension     = 0x54,
 316     DW_AT_ranges        = 0x55,
 317     DW_AT_trampoline    = 0x56,
 318     DW_AT_call_column   = 0x57,
 319     DW_AT_call_file     = 0x58,
 320     DW_AT_call_line     = 0x59,
 321     DW_AT_description   = 0x5a,
 322     DW_AT_binary_scale  = 0x5b,
 323     DW_AT_decimal_scale = 0x5c,
 324     DW_AT_small         = 0x5d,
 325     DW_AT_decimal_sign  = 0x5e,
 326     DW_AT_digit_count   = 0x5f,
 327     DW_AT_picture_string = 0x60,
 328     DW_AT_mutable       = 0x61,
 329     DW_AT_threads_scaled = 0x62,
 330     DW_AT_explicit      = 0x63,
 331     DW_AT_object_pointer = 0x64,
 332     DW_AT_endianity     = 0x65,
 333     DW_AT_elemental     = 0x66,
 334     DW_AT_pure          = 0x67,
 335     DW_AT_recursive     = 0x68,
 336     /* SGI/MIPS extensions.  */
 337     DW_AT_MIPS_fde = 0x2001,
 338     DW_AT_MIPS_loop_begin = 0x2002,
 339     DW_AT_MIPS_tail_loop_begin = 0x2003,
 340     DW_AT_MIPS_epilog_begin = 0x2004,
 341     DW_AT_MIPS_loop_unroll_factor = 0x2005,
 342     DW_AT_MIPS_software_pipeline_depth = 0x2006,
 343     DW_AT_MIPS_linkage_name = 0x2007,
 344     DW_AT_MIPS_stride = 0x2008,
 345     DW_AT_MIPS_abstract_name = 0x2009,
 346     DW_AT_MIPS_clone_origin = 0x200a,
 347     DW_AT_MIPS_has_inlines = 0x200b,
 348     /* HP extensions.  */
 349     DW_AT_HP_block_index         = 0x2000,
 350     DW_AT_HP_unmodifiable        = 0x2001, /* Same as DW_AT_MIPS_fde.  */
 351     DW_AT_HP_actuals_stmt_list   = 0x2010,
 352     DW_AT_HP_proc_per_section    = 0x2011,
 353     DW_AT_HP_raw_data_ptr        = 0x2012,
 354     DW_AT_HP_pass_by_reference   = 0x2013,
 355     DW_AT_HP_opt_level           = 0x2014,
 356     DW_AT_HP_prof_version_id     = 0x2015,
 357     DW_AT_HP_opt_flags           = 0x2016,
 358     DW_AT_HP_cold_region_low_pc  = 0x2017,
 359     DW_AT_HP_cold_region_high_pc = 0x2018,
 360     DW_AT_HP_all_variables_modifiable = 0x2019,
 361     DW_AT_HP_linkage_name        = 0x201a,
 362     DW_AT_HP_prof_flags          = 0x201b,  /* In comp unit of procs_info for -g.  */
 363     /* GNU extensions.  */
 364     DW_AT_sf_names   = 0x2101,
 365     DW_AT_src_info   = 0x2102,
 366     DW_AT_mac_info   = 0x2103,
 367     DW_AT_src_coords = 0x2104,
 368     DW_AT_body_begin = 0x2105,
 369     DW_AT_body_end   = 0x2106,
 370     DW_AT_GNU_vector = 0x2107,
 371     /* VMS extensions.  */
 372     DW_AT_VMS_rtnbeg_pd_address = 0x2201,
 373     /* UPC extension.  */
 374     DW_AT_upc_threads_scaled = 0x3210,
 375     /* PGI (STMicroelectronics) extensions.  */
 376     DW_AT_PGI_lbase    = 0x3a00,
 377     DW_AT_PGI_soffset  = 0x3a01,
 378     DW_AT_PGI_lstride  = 0x3a02
 379   };
 380
 381 #define DW_AT_lo_user   0x2000  /* Implementation-defined range start.  */
 382 #define DW_AT_hi_user   0x3ff0  /* Implementation-defined range end.  */
 383
 384 /* Location atom names and codes.  */
 385 enum dwarf_location_atom
 386   {
 387     DW_OP_addr = 0x03,
 388     DW_OP_deref = 0x06,
 389     DW_OP_const1u = 0x08,
 390     DW_OP_const1s = 0x09,
 391     DW_OP_const2u = 0x0a,
 392     DW_OP_const2s = 0x0b,
 393     DW_OP_const4u = 0x0c,
 394     DW_OP_const4s = 0x0d,
 395     DW_OP_const8u = 0x0e,
 396     DW_OP_const8s = 0x0f,
 397     DW_OP_constu = 0x10,
 398     DW_OP_consts = 0x11,
 399     DW_OP_dup = 0x12,
 400     DW_OP_drop = 0x13,
 401     DW_OP_over = 0x14,
 402     DW_OP_pick = 0x15,
 403     DW_OP_swap = 0x16,
 404     DW_OP_rot = 0x17,
 405     DW_OP_xderef = 0x18,
 406     DW_OP_abs = 0x19,
 407     DW_OP_and = 0x1a,
 408     DW_OP_div = 0x1b,
 409     DW_OP_minus = 0x1c,
 410     DW_OP_mod = 0x1d,
 411     DW_OP_mul = 0x1e,
 412     DW_OP_neg = 0x1f,
 413     DW_OP_not = 0x20,
 414     DW_OP_or = 0x21,
 415     DW_OP_plus = 0x22,
 416     DW_OP_plus_uconst = 0x23,
 417     DW_OP_shl = 0x24,
 418     DW_OP_shr = 0x25,
 419     DW_OP_shra = 0x26,
 420     DW_OP_xor = 0x27,
 421     DW_OP_bra = 0x28,
 422     DW_OP_eq = 0x29,
 423     DW_OP_ge = 0x2a,
 424     DW_OP_gt = 0x2b,
 425     DW_OP_le = 0x2c,
 426     DW_OP_lt = 0x2d,
 427     DW_OP_ne = 0x2e,
 428     DW_OP_skip = 0x2f,
 429     DW_OP_lit0 = 0x30,
 430     DW_OP_lit1 = 0x31,
 431     DW_OP_lit2 = 0x32,
 432     DW_OP_lit3 = 0x33,
 433     DW_OP_lit4 = 0x34,
 434     DW_OP_lit5 = 0x35,
 435     DW_OP_lit6 = 0x36,
 436     DW_OP_lit7 = 0x37,
 437     DW_OP_lit8 = 0x38,
 438     DW_OP_lit9 = 0x39,
 439     DW_OP_lit10 = 0x3a,
 440     DW_OP_lit11 = 0x3b,
 441     DW_OP_lit12 = 0x3c,
 442     DW_OP_lit13 = 0x3d,
 443     DW_OP_lit14 = 0x3e,
 444     DW_OP_lit15 = 0x3f,
 445     DW_OP_lit16 = 0x40,
 446     DW_OP_lit17 = 0x41,
 447     DW_OP_lit18 = 0x42,
 448     DW_OP_lit19 = 0x43,
 449     DW_OP_lit20 = 0x44,
 450     DW_OP_lit21 = 0x45,
 451     DW_OP_lit22 = 0x46,
 452     DW_OP_lit23 = 0x47,
 453     DW_OP_lit24 = 0x48,
 454     DW_OP_lit25 = 0x49,
 455     DW_OP_lit26 = 0x4a,
 456     DW_OP_lit27 = 0x4b,
 457     DW_OP_lit28 = 0x4c,
 458     DW_OP_lit29 = 0x4d,
 459     DW_OP_lit30 = 0x4e,
 460     DW_OP_lit31 = 0x4f,
 461     DW_OP_reg0 = 0x50,
 462     DW_OP_reg1 = 0x51,
 463     DW_OP_reg2 = 0x52,
 464     DW_OP_reg3 = 0x53,
 465     DW_OP_reg4 = 0x54,
 466     DW_OP_reg5 = 0x55,
 467     DW_OP_reg6 = 0x56,
 468     DW_OP_reg7 = 0x57,
 469     DW_OP_reg8 = 0x58,
 470     DW_OP_reg9 = 0x59,
 471     DW_OP_reg10 = 0x5a,
 472     DW_OP_reg11 = 0x5b,
 473     DW_OP_reg12 = 0x5c,
 474     DW_OP_reg13 = 0x5d,
 475     DW_OP_reg14 = 0x5e,
 476     DW_OP_reg15 = 0x5f,
 477     DW_OP_reg16 = 0x60,
 478     DW_OP_reg17 = 0x61,
 479     DW_OP_reg18 = 0x62,
 480     DW_OP_reg19 = 0x63,
 481     DW_OP_reg20 = 0x64,
 482     DW_OP_reg21 = 0x65,
 483     DW_OP_reg22 = 0x66,
 484     DW_OP_reg23 = 0x67,
 485     DW_OP_reg24 = 0x68,
 486     DW_OP_reg25 = 0x69,
 487     DW_OP_reg26 = 0x6a,
 488     DW_OP_reg27 = 0x6b,
 489     DW_OP_reg28 = 0x6c,
 490     DW_OP_reg29 = 0x6d,
 491     DW_OP_reg30 = 0x6e,
 492     DW_OP_reg31 = 0x6f,
 493     DW_OP_breg0 = 0x70,
 494     DW_OP_breg1 = 0x71,
 495     DW_OP_breg2 = 0x72,
 496     DW_OP_breg3 = 0x73,
 497     DW_OP_breg4 = 0x74,
 498     DW_OP_breg5 = 0x75,
 499     DW_OP_breg6 = 0x76,
 500     DW_OP_breg7 = 0x77,
 501     DW_OP_breg8 = 0x78,
 502     DW_OP_breg9 = 0x79,
 503     DW_OP_breg10 = 0x7a,
 504     DW_OP_breg11 = 0x7b,
 505     DW_OP_breg12 = 0x7c,
 506     DW_OP_breg13 = 0x7d,
 507     DW_OP_breg14 = 0x7e,
 508     DW_OP_breg15 = 0x7f,
 509     DW_OP_breg16 = 0x80,
 510     DW_OP_breg17 = 0x81,
 511     DW_OP_breg18 = 0x82,
 512     DW_OP_breg19 = 0x83,
 513     DW_OP_breg20 = 0x84,
 514     DW_OP_breg21 = 0x85,
 515     DW_OP_breg22 = 0x86,
 516     DW_OP_breg23 = 0x87,
 517     DW_OP_breg24 = 0x88,
 518     DW_OP_breg25 = 0x89,
 519     DW_OP_breg26 = 0x8a,
 520     DW_OP_breg27 = 0x8b,
 521     DW_OP_breg28 = 0x8c,
 522     DW_OP_breg29 = 0x8d,
 523     DW_OP_breg30 = 0x8e,
 524     DW_OP_breg31 = 0x8f,
 525     DW_OP_regx = 0x90,
 526     DW_OP_fbreg = 0x91,
 527     DW_OP_bregx = 0x92,
 528     DW_OP_piece = 0x93,
 529     DW_OP_deref_size = 0x94,
 530     DW_OP_xderef_size = 0x95,
 531     DW_OP_nop = 0x96,
 532     /* DWARF 3 extensions.  */
 533     DW_OP_push_object_address = 0x97,
 534     DW_OP_call2 = 0x98,
 535     DW_OP_call4 = 0x99,
 536     DW_OP_call_ref = 0x9a,
 537     DW_OP_form_tls_address = 0x9b,
 538     DW_OP_call_frame_cfa = 0x9c,
 539     DW_OP_bit_piece = 0x9d,
 540     /* GNU extensions.  */
 541     DW_OP_GNU_push_tls_address = 0xe0,
 542     /* The following is for marking variables that are uninitialized.  */
 543     DW_OP_GNU_uninit     = 0xf0,
 544     /* HP extensions.  */
 545     DW_OP_HP_unknown     = 0xe0, /* Ouch, the same as GNU_push_tls_address.  */
 546     DW_OP_HP_is_value    = 0xe1,
 547     DW_OP_HP_fltconst4   = 0xe2,
 548     DW_OP_HP_fltconst8   = 0xe3,
 549     DW_OP_HP_mod_range   = 0xe4,
 550     DW_OP_HP_unmod_range = 0xe5,
 551     DW_OP_HP_tls         = 0xe6
 552   };
 553
 554 #define DW_OP_lo_user   0xe0    /* Implementation-defined range start.  */
 555 #define DW_OP_hi_user   0xff    /* Implementation-defined range end.  */
 556
 557 /* Type encodings.  */
 558 enum dwarf_type
 559   {
 560     DW_ATE_void = 0x0,
 561     DW_ATE_address = 0x1,
 562     DW_ATE_boolean = 0x2,
 563     DW_ATE_complex_float = 0x3,
 564     DW_ATE_float = 0x4,
 565     DW_ATE_signed = 0x5,
 566     DW_ATE_signed_char = 0x6,
 567     DW_ATE_unsigned = 0x7,
 568     DW_ATE_unsigned_char = 0x8,
 569     /* DWARF 3.  */
 570     DW_ATE_imaginary_float = 0x9,
 571     DW_ATE_packed_decimal = 0xa,
 572     DW_ATE_numeric_string = 0xb,
 573     DW_ATE_edited = 0xc,
 574     DW_ATE_signed_fixed = 0xd,
 575     DW_ATE_unsigned_fixed = 0xe,
 576     DW_ATE_decimal_float = 0xf,
 577     /* HP extensions.  */
 578     DW_ATE_HP_float80            = 0x80, /* Floating-point (80 bit).  */
 579     DW_ATE_HP_complex_float80    = 0x81, /* Complex floating-point (80 bit).  */
 580     DW_ATE_HP_float128           = 0x82, /* Floating-point (128 bit).  */
 581     DW_ATE_HP_complex_float128   = 0x83, /* Complex floating-point (128 bit).  */
 582     DW_ATE_HP_floathpintel       = 0x84, /* Floating-point (82 bit IA64).  */
 583     DW_ATE_HP_imaginary_float80  = 0x85,
 584     DW_ATE_HP_imaginary_float128 = 0x86
 585   };
 586
 587 #define DW_ATE_lo_user 0x80
 588 #define DW_ATE_hi_user 0xff
 589
 590 /* Decimal sign encodings.  */
 591 enum dwarf_decimal_sign_encoding
 592   {
 593     /* DWARF 3.  */
 594     DW_DS_unsigned = 0x01,
 595     DW_DS_leading_overpunch = 0x02,
 596     DW_DS_trailing_overpunch = 0x03,
 597     DW_DS_leading_separate = 0x04,
 598     DW_DS_trailing_separate = 0x05
 599   };
 600
 601 /* Endianity encodings.  */
 602 enum dwarf_endianity_encoding
 603   {
 604     /* DWARF 3.  */
 605     DW_END_default = 0x00,
 606     DW_END_big = 0x01,
 607     DW_END_little = 0x02
 608   };
 609
 610 #define DW_END_lo_user 0x40
 611 #define DW_END_hi_user 0xff
 612
 613 /* Array ordering names and codes.  */
 614 enum dwarf_array_dim_ordering
 615   {
 616     DW_ORD_row_major = 0,
 617     DW_ORD_col_major = 1
 618   };
 619
 620 /* Access attribute.  */
 621 enum dwarf_access_attribute
 622   {
 623     DW_ACCESS_public = 1,
 624     DW_ACCESS_protected = 2,
 625     DW_ACCESS_private = 3
 626   };
 627
 628 /* Visibility.  */
 629 enum dwarf_visibility_attribute
 630   {
 631     DW_VIS_local = 1,
 632     DW_VIS_exported = 2,
 633     DW_VIS_qualified = 3
 634   };
 635
 636 /* Virtuality.  */
 637 enum dwarf_virtuality_attribute
 638   {
 639     DW_VIRTUALITY_none = 0,
 640     DW_VIRTUALITY_virtual = 1,
 641     DW_VIRTUALITY_pure_virtual = 2
 642   };
 643
 644 /* Case sensitivity.  */
 645 enum dwarf_id_case
 646   {
 647     DW_ID_case_sensitive = 0,
 648     DW_ID_up_case = 1,
 649     DW_ID_down_case = 2,
 650     DW_ID_case_insensitive = 3
 651   };
 652
 653 /* Calling convention.  */
 654 enum dwarf_calling_convention
 655   {
 656     DW_CC_normal = 0x1,
 657     DW_CC_program = 0x2,
 658     DW_CC_nocall = 0x3,
 659     DW_CC_GNU_renesas_sh = 0x40
 660   };
 661
 662 #define DW_CC_lo_user 0x40
 663 #define DW_CC_hi_user 0xff
 664
 665 /* Inline attribute.  */
 666 enum dwarf_inline_attribute
 667   {
 668     DW_INL_not_inlined = 0,
 669     DW_INL_inlined = 1,
 670     DW_INL_declared_not_inlined = 2,
 671     DW_INL_declared_inlined = 3
 672   };
 673
 674 /* Discriminant lists.  */
 675 enum dwarf_discrim_list
 676   {
 677     DW_DSC_label = 0,
 678     DW_DSC_range = 1
 679   };
 680
 681 /* Line number opcodes.  */
 682 enum dwarf_line_number_ops
 683   {
 684     DW_LNS_extended_op = 0,
 685     DW_LNS_copy = 1,
 686     DW_LNS_advance_pc = 2,
 687     DW_LNS_advance_line = 3,
 688     DW_LNS_set_file = 4,
 689     DW_LNS_set_column = 5,
 690     DW_LNS_negate_stmt = 6,
 691     DW_LNS_set_basic_block = 7,
 692     DW_LNS_const_add_pc = 8,
 693     DW_LNS_fixed_advance_pc = 9,
 694     /* DWARF 3.  */
 695     DW_LNS_set_prologue_end = 10,
 696     DW_LNS_set_epilogue_begin = 11,
 697     DW_LNS_set_isa = 12
 698   };
 699
 700 /* Line number extended opcodes.  */
 701 enum dwarf_line_number_x_ops
 702   {
 703     DW_LNE_end_sequence = 1,
 704     DW_LNE_set_address = 2,
 705     DW_LNE_define_file = 3,
 706     /* HP extensions.  */
 707     DW_LNE_HP_negate_is_UV_update      = 0x11,
 708     DW_LNE_HP_push_context             = 0x12,
 709     DW_LNE_HP_pop_context              = 0x13,
 710     DW_LNE_HP_set_file_line_column     = 0x14,
 711     DW_LNE_HP_set_routine_name         = 0x15,
 712     DW_LNE_HP_set_sequence             = 0x16,
 713     DW_LNE_HP_negate_post_semantics    = 0x17,
 714     DW_LNE_HP_negate_function_exit     = 0x18,
 715     DW_LNE_HP_negate_front_end_logical = 0x19,
 716     DW_LNE_HP_define_proc              = 0x20
 717   };
 718
 719 #define DW_LNE_lo_user 0x80
 720 #define DW_LNE_hi_user 0xff
 721
 722 /* Call frame information.  */
 723 enum dwarf_call_frame_info
 724   {
 725     DW_CFA_advance_loc = 0x40,
 726     DW_CFA_offset = 0x80,
 727     DW_CFA_restore = 0xc0,
 728     DW_CFA_nop = 0x00,
 729     DW_CFA_set_loc = 0x01,
 730     DW_CFA_advance_loc1 = 0x02,
 731     DW_CFA_advance_loc2 = 0x03,
 732     DW_CFA_advance_loc4 = 0x04,
 733     DW_CFA_offset_extended = 0x05,
 734     DW_CFA_restore_extended = 0x06,
 735     DW_CFA_undefined = 0x07,
 736     DW_CFA_same_value = 0x08,
 737     DW_CFA_register = 0x09,
 738     DW_CFA_remember_state = 0x0a,
 739     DW_CFA_restore_state = 0x0b,
 740     DW_CFA_def_cfa = 0x0c,
 741     DW_CFA_def_cfa_register = 0x0d,
 742     DW_CFA_def_cfa_offset = 0x0e,
 743     /* DWARF 3.  */
 744     DW_CFA_def_cfa_expression = 0x0f,
 745     DW_CFA_expression = 0x10,
 746     DW_CFA_offset_extended_sf = 0x11,
 747     DW_CFA_def_cfa_sf = 0x12,
 748     DW_CFA_def_cfa_offset_sf = 0x13,
 749     DW_CFA_val_offset = 0x14,
 750     DW_CFA_val_offset_sf = 0x15,
 751     DW_CFA_val_expression = 0x16,
 752     /* SGI/MIPS specific.  */
 753     DW_CFA_MIPS_advance_loc8 = 0x1d,
 754     /* GNU extensions.  */
 755     DW_CFA_GNU_window_save = 0x2d,
 756     DW_CFA_GNU_args_size = 0x2e,
 757     DW_CFA_GNU_negative_offset_extended = 0x2f
 758   };
 759
 760 #define DW_CIE_ID         0xffffffff
 761 #define DW64_CIE_ID       0xffffffffffffffffULL
 762 #define DW_CIE_VERSION    1
 763
 764 #define DW_CFA_extended   0
 765 #define DW_CFA_lo_user    0x1c
 766 #define DW_CFA_hi_user    0x3f
 767
 768 #define DW_CHILDREN_no               0x00
 769 #define DW_CHILDREN_yes              0x01
 770
 771 #define DW_ADDR_none            0
 772
 773 /* Source language names and codes.  */
 774 enum dwarf_source_language
 775   {
 776     DW_LANG_C89 = 0x0001,
 777     DW_LANG_C = 0x0002,
 778     DW_LANG_Ada83 = 0x0003,
 779     DW_LANG_C_plus_plus = 0x0004,
 780     DW_LANG_Cobol74 = 0x0005,
 781     DW_LANG_Cobol85 = 0x0006,
 782     DW_LANG_Fortran77 = 0x0007,
 783     DW_LANG_Fortran90 = 0x0008,
 784     DW_LANG_Pascal83 = 0x0009,
 785     DW_LANG_Modula2 = 0x000a,
 786     /* DWARF 3.  */
 787     DW_LANG_Java = 0x000b,
 788     DW_LANG_C99 = 0x000c,
 789     DW_LANG_Ada95 = 0x000d,
 790     DW_LANG_Fortran95 = 0x000e,
 791     DW_LANG_PLI = 0x000f,
 792     DW_LANG_ObjC = 0x0010,
 793     DW_LANG_ObjC_plus_plus = 0x0011,
 794     DW_LANG_UPC = 0x0012,
 795     DW_LANG_D = 0x0013,
 796     /* MIPS.  */
 797     DW_LANG_Mips_Assembler = 0x8001,
 798     /* UPC.  */
 799     DW_LANG_Upc = 0x8765
 800   };
 801
 802 #define DW_LANG_lo_user 0x8000  /* Implementation-defined range start.  */
 803 #define DW_LANG_hi_user 0xffff  /* Implementation-defined range start.  */
 804
 805 /* Names and codes for macro information.  */
 806 enum dwarf_macinfo_record_type
 807   {
 808     DW_MACINFO_define = 1,
 809     DW_MACINFO_undef = 2,
 810     DW_MACINFO_start_file = 3,
 811     DW_MACINFO_end_file = 4,
 812     DW_MACINFO_vendor_ext = 255
 813   };
 814 \f
 815 /* @@@ For use with GNU frame unwind information.  */
 816
 817 #define DW_EH_PE_absptr         0x00
 818 #define DW_EH_PE_omit           0xff
 819
 820 #define DW_EH_PE_uleb128        0x01
 821 #define DW_EH_PE_udata2         0x02
 822 #define DW_EH_PE_udata4         0x03
 823 #define DW_EH_PE_udata8         0x04
 824 #define DW_EH_PE_sleb128        0x09
 825 #define DW_EH_PE_sdata2         0x0A
 826 #define DW_EH_PE_sdata4         0x0B
 827 #define DW_EH_PE_sdata8         0x0C
 828 #define DW_EH_PE_signed         0x08
 829
 830 #define DW_EH_PE_pcrel          0x10
 831 #define DW_EH_PE_textrel        0x20
 832 #define DW_EH_PE_datarel        0x30
 833 #define DW_EH_PE_funcrel        0x40
 834 #define DW_EH_PE_aligned        0x50
 835
 836 #define DW_EH_PE_indirect       0x80
 837
 838 #endif /* dwarf2.h */