include/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, 2008, 2009 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    Under Section 7 of GPL version 3, you are granted additional
  26    permissions described in the GCC Runtime Library Exception, version
  27    3.1, as published by the Free Software Foundation.
  28
  29    You should have received a copy of the GNU General Public License and
  30    a copy of the GCC Runtime Library Exception along with this program;
  31    see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  32    <http://www.gnu.org/licenses/>.  */
  33
  34 /* This file is derived from the DWARF specification (a public document)
  35    Revision 2.0.0 (July 27, 1993) developed by the UNIX International
  36    Programming Languages Special Interest Group (UI/PLSIG) and distributed
  37    by UNIX International.  Copies of this specification are available from
  38    UNIX International, 20 Waterview Boulevard, Parsippany, NJ, 07054.
  39
  40    This file also now contains definitions from the DWARF 3 specification
  41    published Dec 20, 2005, available from: http://dwarf.freestandards.org.  */
  42
  43 /* This file is shared between GCC and GDB, and should not contain
  44    prototypes.  */
  45
  46 #ifndef _ELF_DWARF2_H
  47 #define _ELF_DWARF2_H
  48
  49 /* Structure found in the .debug_line section.  */
  50 typedef struct
  51 {
  52   unsigned char li_length          [4];
  53   unsigned char li_version         [2];
  54   unsigned char li_prologue_length [4];
  55   unsigned char li_min_insn_length [1];
  56   unsigned char li_default_is_stmt [1];
  57   unsigned char li_line_base       [1];
  58   unsigned char li_line_range      [1];
  59   unsigned char li_opcode_base     [1];
  60 }
  61 DWARF2_External_LineInfo;
  62
  63 typedef struct
  64 {
  65   unsigned long  li_length;
  66   unsigned short li_version;
  67   unsigned int   li_prologue_length;
  68   unsigned char  li_min_insn_length;
  69   unsigned char  li_default_is_stmt;
  70   int            li_line_base;
  71   unsigned char  li_line_range;
  72   unsigned char  li_opcode_base;
  73 }
  74 DWARF2_Internal_LineInfo;
  75
  76 /* Structure found in .debug_pubnames section.  */
  77 typedef struct
  78 {
  79   unsigned char pn_length  [4];
  80   unsigned char pn_version [2];
  81   unsigned char pn_offset  [4];
  82   unsigned char pn_size    [4];
  83 }
  84 DWARF2_External_PubNames;
  85
  86 typedef struct
  87 {
  88   unsigned long  pn_length;
  89   unsigned short pn_version;
  90   unsigned long  pn_offset;
  91   unsigned long  pn_size;
  92 }
  93 DWARF2_Internal_PubNames;
  94
  95 /* Structure found in .debug_info section.  */
  96 typedef struct
  97 {
  98   unsigned char  cu_length        [4];
  99   unsigned char  cu_version       [2];
 100   unsigned char  cu_abbrev_offset [4];
 101   unsigned char  cu_pointer_size  [1];
 102 }
 103 DWARF2_External_CompUnit;
 104
 105 typedef struct
 106 {
 107   unsigned long  cu_length;
 108   unsigned short cu_version;
 109   unsigned long  cu_abbrev_offset;
 110   unsigned char  cu_pointer_size;
 111 }
 112 DWARF2_Internal_CompUnit;
 113
 114 typedef struct
 115 {
 116   unsigned char  ar_length       [4];
 117   unsigned char  ar_version      [2];
 118   unsigned char  ar_info_offset  [4];
 119   unsigned char  ar_pointer_size [1];
 120   unsigned char  ar_segment_size [1];
 121 }
 122 DWARF2_External_ARange;
 123
 124 typedef struct
 125 {
 126   unsigned long  ar_length;
 127   unsigned short ar_version;
 128   unsigned long  ar_info_offset;
 129   unsigned char  ar_pointer_size;
 130   unsigned char  ar_segment_size;
 131 }
 132 DWARF2_Internal_ARange;
 133
 134
 135 /* Tag names and codes.  */
 136 enum dwarf_tag
 137   {
 138     DW_TAG_padding = 0x00,
 139     DW_TAG_array_type = 0x01,
 140     DW_TAG_class_type = 0x02,
 141     DW_TAG_entry_point = 0x03,
 142     DW_TAG_enumeration_type = 0x04,
 143     DW_TAG_formal_parameter = 0x05,
 144     DW_TAG_imported_declaration = 0x08,
 145     DW_TAG_label = 0x0a,
 146     DW_TAG_lexical_block = 0x0b,
 147     DW_TAG_member = 0x0d,
 148     DW_TAG_pointer_type = 0x0f,
 149     DW_TAG_reference_type = 0x10,
 150     DW_TAG_compile_unit = 0x11,
 151     DW_TAG_string_type = 0x12,
 152     DW_TAG_structure_type = 0x13,
 153     DW_TAG_subroutine_type = 0x15,
 154     DW_TAG_typedef = 0x16,
 155     DW_TAG_union_type = 0x17,
 156     DW_TAG_unspecified_parameters = 0x18,
 157     DW_TAG_variant = 0x19,
 158     DW_TAG_common_block = 0x1a,
 159     DW_TAG_common_inclusion = 0x1b,
 160     DW_TAG_inheritance = 0x1c,
 161     DW_TAG_inlined_subroutine = 0x1d,
 162     DW_TAG_module = 0x1e,
 163     DW_TAG_ptr_to_member_type = 0x1f,
 164     DW_TAG_set_type = 0x20,
 165     DW_TAG_subrange_type = 0x21,
 166     DW_TAG_with_stmt = 0x22,
 167     DW_TAG_access_declaration = 0x23,
 168     DW_TAG_base_type = 0x24,
 169     DW_TAG_catch_block = 0x25,
 170     DW_TAG_const_type = 0x26,
 171     DW_TAG_constant = 0x27,
 172     DW_TAG_enumerator = 0x28,
 173     DW_TAG_file_type = 0x29,
 174     DW_TAG_friend = 0x2a,
 175     DW_TAG_namelist = 0x2b,
 176     DW_TAG_namelist_item = 0x2c,
 177     DW_TAG_packed_type = 0x2d,
 178     DW_TAG_subprogram = 0x2e,
 179     DW_TAG_template_type_param = 0x2f,
 180     DW_TAG_template_value_param = 0x30,
 181     DW_TAG_thrown_type = 0x31,
 182     DW_TAG_try_block = 0x32,
 183     DW_TAG_variant_part = 0x33,
 184     DW_TAG_variable = 0x34,
 185     DW_TAG_volatile_type = 0x35,
 186     /* DWARF 3.  */
 187     DW_TAG_dwarf_procedure = 0x36,
 188     DW_TAG_restrict_type = 0x37,
 189     DW_TAG_interface_type = 0x38,
 190     DW_TAG_namespace = 0x39,
 191     DW_TAG_imported_module = 0x3a,
 192     DW_TAG_unspecified_type = 0x3b,
 193     DW_TAG_partial_unit = 0x3c,
 194     DW_TAG_imported_unit = 0x3d,
 195     DW_TAG_condition = 0x3f,
 196     DW_TAG_shared_type = 0x40,
 197     /* DWARF 4.  */
 198     DW_TAG_type_unit = 0x41,
 199     DW_TAG_rvalue_reference_type = 0x42,
 200     DW_TAG_template_alias = 0x43,
 201
 202     DW_TAG_lo_user = 0x4080,
 203     DW_TAG_hi_user = 0xffff,
 204
 205     /* DWARF 5?  */
 206
 207     /* Template parameter pack extension, specified at
 208        http://wiki.dwarfstd.org/index.php?title=C%2B%2B0x:_Variadic_templates
 209        .  */
 210     DW_TAG_template_parameter_pack = 0x43,
 211     DW_TAG_formal_parameter_pack = 0x44,
 212
 213     /* SGI/MIPS Extensions.  */
 214     DW_TAG_MIPS_loop = 0x4081,
 215     /* HP extensions.  See: ftp://ftp.hp.com/pub/lang/tools/WDB/wdb-4.0.tar.gz .  */
 216     DW_TAG_HP_array_descriptor = 0x4090,
 217     /* GNU extensions.  */
 218     DW_TAG_format_label = 0x4101,       /* For FORTRAN 77 and Fortran 90.  */
 219     DW_TAG_function_template = 0x4102,  /* For C++.  */
 220     DW_TAG_class_template = 0x4103,     /* For C++.  */
 221     DW_TAG_GNU_BINCL = 0x4104,
 222     DW_TAG_GNU_EINCL = 0x4105,
 223     /* Template template parameter.
 224        See http://gcc.gnu.org/wiki/TemplateParmsDwarf .  */
 225     DW_TAG_GNU_template_template_param = 0x4106,
 226     /* Extensions for UPC.  See: http://upc.gwu.edu/~upc.  */
 227     DW_TAG_upc_shared_type = 0x8765,
 228     DW_TAG_upc_strict_type = 0x8766,
 229     DW_TAG_upc_relaxed_type = 0x8767,
 230     /* PGI (STMicroelectronics) extensions.  No documentation available.  */
 231     DW_TAG_PGI_kanji_type      = 0xA000,
 232     DW_TAG_PGI_interface_block = 0xA020
 233   };
 234
 235 /* Flag that tells whether entry has a child or not.  */
 236 #define DW_children_no   0
 237 #define DW_children_yes  1
 238
 239 /* Form names and codes.  */
 240 enum dwarf_form
 241   {
 242     DW_FORM_addr = 0x01,
 243     DW_FORM_block2 = 0x03,
 244     DW_FORM_block4 = 0x04,
 245     DW_FORM_data2 = 0x05,
 246     DW_FORM_data4 = 0x06,
 247     DW_FORM_data8 = 0x07,
 248     DW_FORM_string = 0x08,
 249     DW_FORM_block = 0x09,
 250     DW_FORM_block1 = 0x0a,
 251     DW_FORM_data1 = 0x0b,
 252     DW_FORM_flag = 0x0c,
 253     DW_FORM_sdata = 0x0d,
 254     DW_FORM_strp = 0x0e,
 255     DW_FORM_udata = 0x0f,
 256     DW_FORM_ref_addr = 0x10,
 257     DW_FORM_ref1 = 0x11,
 258     DW_FORM_ref2 = 0x12,
 259     DW_FORM_ref4 = 0x13,
 260     DW_FORM_ref8 = 0x14,
 261     DW_FORM_ref_udata = 0x15,
 262     DW_FORM_indirect = 0x16,
 263     /* DWARF 4.  */
 264     DW_FORM_sec_offset = 0x17,
 265     DW_FORM_exprloc = 0x18,
 266     DW_FORM_flag_present = 0x19,
 267     DW_FORM_ref_sig8 = 0x20
 268 #define DW_FORM_sig8  DW_FORM_ref_sig8  /* Note: The use of DW_FORM_sig8 is deprecated.  */
 269   };
 270
 271 /* Attribute names and codes.  */
 272 enum dwarf_attribute
 273   {
 274     DW_AT_sibling = 0x01,
 275     DW_AT_location = 0x02,
 276     DW_AT_name = 0x03,
 277     DW_AT_ordering = 0x09,
 278     DW_AT_subscr_data = 0x0a,
 279     DW_AT_byte_size = 0x0b,
 280     DW_AT_bit_offset = 0x0c,
 281     DW_AT_bit_size = 0x0d,
 282     DW_AT_element_list = 0x0f,
 283     DW_AT_stmt_list = 0x10,
 284     DW_AT_low_pc = 0x11,
 285     DW_AT_high_pc = 0x12,
 286     DW_AT_language = 0x13,
 287     DW_AT_member = 0x14,
 288     DW_AT_discr = 0x15,
 289     DW_AT_discr_value = 0x16,
 290     DW_AT_visibility = 0x17,
 291     DW_AT_import = 0x18,
 292     DW_AT_string_length = 0x19,
 293     DW_AT_common_reference = 0x1a,
 294     DW_AT_comp_dir = 0x1b,
 295     DW_AT_const_value = 0x1c,
 296     DW_AT_containing_type = 0x1d,
 297     DW_AT_default_value = 0x1e,
 298     DW_AT_inline = 0x20,
 299     DW_AT_is_optional = 0x21,
 300     DW_AT_lower_bound = 0x22,
 301     DW_AT_producer = 0x25,
 302     DW_AT_prototyped = 0x27,
 303     DW_AT_return_addr = 0x2a,
 304     DW_AT_start_scope = 0x2c,
 305     DW_AT_bit_stride = 0x2e,
 306 #define DW_AT_stride_size   DW_AT_bit_stride  /* Note: The use of DW_AT_stride_size is deprecated.  */
 307     DW_AT_upper_bound = 0x2f,
 308     DW_AT_abstract_origin = 0x31,
 309     DW_AT_accessibility = 0x32,
 310     DW_AT_address_class = 0x33,
 311     DW_AT_artificial = 0x34,
 312     DW_AT_base_types = 0x35,
 313     DW_AT_calling_convention = 0x36,
 314     DW_AT_count = 0x37,
 315     DW_AT_data_member_location = 0x38,
 316     DW_AT_decl_column = 0x39,
 317     DW_AT_decl_file = 0x3a,
 318     DW_AT_decl_line = 0x3b,
 319     DW_AT_declaration = 0x3c,
 320     DW_AT_discr_list = 0x3d,
 321     DW_AT_encoding = 0x3e,
 322     DW_AT_external = 0x3f,
 323     DW_AT_frame_base = 0x40,
 324     DW_AT_friend = 0x41,
 325     DW_AT_identifier_case = 0x42,
 326     DW_AT_macro_info = 0x43,
 327     DW_AT_namelist_items = 0x44,
 328     DW_AT_priority = 0x45,
 329     DW_AT_segment = 0x46,
 330     DW_AT_specification = 0x47,
 331     DW_AT_static_link = 0x48,
 332     DW_AT_type = 0x49,
 333     DW_AT_use_location = 0x4a,
 334     DW_AT_variable_parameter = 0x4b,
 335     DW_AT_virtuality = 0x4c,
 336     DW_AT_vtable_elem_location = 0x4d,
 337     /* DWARF 3 values.  */
 338     DW_AT_allocated     = 0x4e,
 339     DW_AT_associated    = 0x4f,
 340     DW_AT_data_location = 0x50,
 341     DW_AT_byte_stride   = 0x51,
 342 #define DW_AT_stride   DW_AT_byte_stride  /* Note: The use of DW_AT_stride is deprecated.  */
 343     DW_AT_entry_pc      = 0x52,
 344     DW_AT_use_UTF8      = 0x53,
 345     DW_AT_extension     = 0x54,
 346     DW_AT_ranges        = 0x55,
 347     DW_AT_trampoline    = 0x56,
 348     DW_AT_call_column   = 0x57,
 349     DW_AT_call_file     = 0x58,
 350     DW_AT_call_line     = 0x59,
 351     DW_AT_description   = 0x5a,
 352     DW_AT_binary_scale  = 0x5b,
 353     DW_AT_decimal_scale = 0x5c,
 354     DW_AT_small         = 0x5d,
 355     DW_AT_decimal_sign  = 0x5e,
 356     DW_AT_digit_count   = 0x5f,
 357     DW_AT_picture_string = 0x60,
 358     DW_AT_mutable       = 0x61,
 359     DW_AT_threads_scaled = 0x62,
 360     DW_AT_explicit      = 0x63,
 361     DW_AT_object_pointer = 0x64,
 362     DW_AT_endianity     = 0x65,
 363     DW_AT_elemental     = 0x66,
 364     DW_AT_pure          = 0x67,
 365     DW_AT_recursive     = 0x68,
 366     /* DWARF 4.  */
 367     DW_AT_signature       = 0x69,
 368     DW_AT_main_subprogram = 0x6a,
 369     DW_AT_data_bit_offset = 0x6b,
 370     DW_AT_const_expr      = 0x6c,
 371     DW_AT_enum_class      = 0x6d,
 372     DW_AT_linkage_name    = 0x6e,
 373
 374     DW_AT_lo_user = 0x2000,     /* Implementation-defined range start.  */
 375     DW_AT_hi_user = 0x3ff0,     /* Implementation-defined range end.  */
 376
 377     /* SGI/MIPS extensions.  */
 378     DW_AT_MIPS_fde = 0x2001,
 379     DW_AT_MIPS_loop_begin = 0x2002,
 380     DW_AT_MIPS_tail_loop_begin = 0x2003,
 381     DW_AT_MIPS_epilog_begin = 0x2004,
 382     DW_AT_MIPS_loop_unroll_factor = 0x2005,
 383     DW_AT_MIPS_software_pipeline_depth = 0x2006,
 384     DW_AT_MIPS_linkage_name = 0x2007,
 385     DW_AT_MIPS_stride = 0x2008,
 386     DW_AT_MIPS_abstract_name = 0x2009,
 387     DW_AT_MIPS_clone_origin = 0x200a,
 388     DW_AT_MIPS_has_inlines = 0x200b,
 389     /* HP extensions.  */
 390     DW_AT_HP_block_index         = 0x2000,
 391     DW_AT_HP_unmodifiable        = 0x2001, /* Same as DW_AT_MIPS_fde.  */
 392     DW_AT_HP_actuals_stmt_list   = 0x2010,
 393     DW_AT_HP_proc_per_section    = 0x2011,
 394     DW_AT_HP_raw_data_ptr        = 0x2012,
 395     DW_AT_HP_pass_by_reference   = 0x2013,
 396     DW_AT_HP_opt_level           = 0x2014,
 397     DW_AT_HP_prof_version_id     = 0x2015,
 398     DW_AT_HP_opt_flags           = 0x2016,
 399     DW_AT_HP_cold_region_low_pc  = 0x2017,
 400     DW_AT_HP_cold_region_high_pc = 0x2018,
 401     DW_AT_HP_all_variables_modifiable = 0x2019,
 402     DW_AT_HP_linkage_name        = 0x201a,
 403     DW_AT_HP_prof_flags          = 0x201b,  /* In comp unit of procs_info for -g.  */
 404     /* GNU extensions.  */
 405     DW_AT_sf_names   = 0x2101,
 406     DW_AT_src_info   = 0x2102,
 407     DW_AT_mac_info   = 0x2103,
 408     DW_AT_src_coords = 0x2104,
 409     DW_AT_body_begin = 0x2105,
 410     DW_AT_body_end   = 0x2106,
 411     DW_AT_GNU_vector = 0x2107,
 412     /* Thread-safety annotations.
 413        See http://gcc.gnu.org/wiki/ThreadSafetyAnnotation .  */
 414     DW_AT_GNU_guarded_by    = 0x2108,
 415     DW_AT_GNU_pt_guarded_by = 0x2109,
 416     DW_AT_GNU_guarded       = 0x210a,
 417     DW_AT_GNU_pt_guarded    = 0x210b,
 418     DW_AT_GNU_locks_excluded = 0x210c,
 419     DW_AT_GNU_exclusive_locks_required = 0x210d,
 420     DW_AT_GNU_shared_locks_required = 0x210e,
 421     /* One-definition rule violation detection.
 422        See http://gcc.gnu.org/wiki/DwarfSeparateTypeInfo .  */
 423     DW_AT_GNU_odr_signature = 0x210f,
 424     /* Template template argument name.
 425        See http://gcc.gnu.org/wiki/TemplateParmsDwarf .  */
 426     DW_AT_GNU_template_name = 0x2110,
 427     /* VMS extensions.  */
 428     DW_AT_VMS_rtnbeg_pd_address = 0x2201,
 429     /* UPC extension.  */
 430     DW_AT_upc_threads_scaled = 0x3210,
 431     /* PGI (STMicroelectronics) extensions.  */
 432     DW_AT_PGI_lbase    = 0x3a00,
 433     DW_AT_PGI_soffset  = 0x3a01,
 434     DW_AT_PGI_lstride  = 0x3a02
 435   };
 436
 437 /* Location atom names and codes.  */
 438 enum dwarf_location_atom
 439   {
 440     DW_OP_addr = 0x03,
 441     DW_OP_deref = 0x06,
 442     DW_OP_const1u = 0x08,
 443     DW_OP_const1s = 0x09,
 444     DW_OP_const2u = 0x0a,
 445     DW_OP_const2s = 0x0b,
 446     DW_OP_const4u = 0x0c,
 447     DW_OP_const4s = 0x0d,
 448     DW_OP_const8u = 0x0e,
 449     DW_OP_const8s = 0x0f,
 450     DW_OP_constu = 0x10,
 451     DW_OP_consts = 0x11,
 452     DW_OP_dup = 0x12,
 453     DW_OP_drop = 0x13,
 454     DW_OP_over = 0x14,
 455     DW_OP_pick = 0x15,
 456     DW_OP_swap = 0x16,
 457     DW_OP_rot = 0x17,
 458     DW_OP_xderef = 0x18,
 459     DW_OP_abs = 0x19,
 460     DW_OP_and = 0x1a,
 461     DW_OP_div = 0x1b,
 462     DW_OP_minus = 0x1c,
 463     DW_OP_mod = 0x1d,
 464     DW_OP_mul = 0x1e,
 465     DW_OP_neg = 0x1f,
 466     DW_OP_not = 0x20,
 467     DW_OP_or = 0x21,
 468     DW_OP_plus = 0x22,
 469     DW_OP_plus_uconst = 0x23,
 470     DW_OP_shl = 0x24,
 471     DW_OP_shr = 0x25,
 472     DW_OP_shra = 0x26,
 473     DW_OP_xor = 0x27,
 474     DW_OP_bra = 0x28,
 475     DW_OP_eq = 0x29,
 476     DW_OP_ge = 0x2a,
 477     DW_OP_gt = 0x2b,
 478     DW_OP_le = 0x2c,
 479     DW_OP_lt = 0x2d,
 480     DW_OP_ne = 0x2e,
 481     DW_OP_skip = 0x2f,
 482     DW_OP_lit0 = 0x30,
 483     DW_OP_lit1 = 0x31,
 484     DW_OP_lit2 = 0x32,
 485     DW_OP_lit3 = 0x33,
 486     DW_OP_lit4 = 0x34,
 487     DW_OP_lit5 = 0x35,
 488     DW_OP_lit6 = 0x36,
 489     DW_OP_lit7 = 0x37,
 490     DW_OP_lit8 = 0x38,
 491     DW_OP_lit9 = 0x39,
 492     DW_OP_lit10 = 0x3a,
 493     DW_OP_lit11 = 0x3b,
 494     DW_OP_lit12 = 0x3c,
 495     DW_OP_lit13 = 0x3d,
 496     DW_OP_lit14 = 0x3e,
 497     DW_OP_lit15 = 0x3f,
 498     DW_OP_lit16 = 0x40,
 499     DW_OP_lit17 = 0x41,
 500     DW_OP_lit18 = 0x42,
 501     DW_OP_lit19 = 0x43,
 502     DW_OP_lit20 = 0x44,
 503     DW_OP_lit21 = 0x45,
 504     DW_OP_lit22 = 0x46,
 505     DW_OP_lit23 = 0x47,
 506     DW_OP_lit24 = 0x48,
 507     DW_OP_lit25 = 0x49,
 508     DW_OP_lit26 = 0x4a,
 509     DW_OP_lit27 = 0x4b,
 510     DW_OP_lit28 = 0x4c,
 511     DW_OP_lit29 = 0x4d,
 512     DW_OP_lit30 = 0x4e,
 513     DW_OP_lit31 = 0x4f,
 514     DW_OP_reg0 = 0x50,
 515     DW_OP_reg1 = 0x51,
 516     DW_OP_reg2 = 0x52,
 517     DW_OP_reg3 = 0x53,
 518     DW_OP_reg4 = 0x54,
 519     DW_OP_reg5 = 0x55,
 520     DW_OP_reg6 = 0x56,
 521     DW_OP_reg7 = 0x57,
 522     DW_OP_reg8 = 0x58,
 523     DW_OP_reg9 = 0x59,
 524     DW_OP_reg10 = 0x5a,
 525     DW_OP_reg11 = 0x5b,
 526     DW_OP_reg12 = 0x5c,
 527     DW_OP_reg13 = 0x5d,
 528     DW_OP_reg14 = 0x5e,
 529     DW_OP_reg15 = 0x5f,
 530     DW_OP_reg16 = 0x60,
 531     DW_OP_reg17 = 0x61,
 532     DW_OP_reg18 = 0x62,
 533     DW_OP_reg19 = 0x63,
 534     DW_OP_reg20 = 0x64,
 535     DW_OP_reg21 = 0x65,
 536     DW_OP_reg22 = 0x66,
 537     DW_OP_reg23 = 0x67,
 538     DW_OP_reg24 = 0x68,
 539     DW_OP_reg25 = 0x69,
 540     DW_OP_reg26 = 0x6a,
 541     DW_OP_reg27 = 0x6b,
 542     DW_OP_reg28 = 0x6c,
 543     DW_OP_reg29 = 0x6d,
 544     DW_OP_reg30 = 0x6e,
 545     DW_OP_reg31 = 0x6f,
 546     DW_OP_breg0 = 0x70,
 547     DW_OP_breg1 = 0x71,
 548     DW_OP_breg2 = 0x72,
 549     DW_OP_breg3 = 0x73,
 550     DW_OP_breg4 = 0x74,
 551     DW_OP_breg5 = 0x75,
 552     DW_OP_breg6 = 0x76,
 553     DW_OP_breg7 = 0x77,
 554     DW_OP_breg8 = 0x78,
 555     DW_OP_breg9 = 0x79,
 556     DW_OP_breg10 = 0x7a,
 557     DW_OP_breg11 = 0x7b,
 558     DW_OP_breg12 = 0x7c,
 559     DW_OP_breg13 = 0x7d,
 560     DW_OP_breg14 = 0x7e,
 561     DW_OP_breg15 = 0x7f,
 562     DW_OP_breg16 = 0x80,
 563     DW_OP_breg17 = 0x81,
 564     DW_OP_breg18 = 0x82,
 565     DW_OP_breg19 = 0x83,
 566     DW_OP_breg20 = 0x84,
 567     DW_OP_breg21 = 0x85,
 568     DW_OP_breg22 = 0x86,
 569     DW_OP_breg23 = 0x87,
 570     DW_OP_breg24 = 0x88,
 571     DW_OP_breg25 = 0x89,
 572     DW_OP_breg26 = 0x8a,
 573     DW_OP_breg27 = 0x8b,
 574     DW_OP_breg28 = 0x8c,
 575     DW_OP_breg29 = 0x8d,
 576     DW_OP_breg30 = 0x8e,
 577     DW_OP_breg31 = 0x8f,
 578     DW_OP_regx = 0x90,
 579     DW_OP_fbreg = 0x91,
 580     DW_OP_bregx = 0x92,
 581     DW_OP_piece = 0x93,
 582     DW_OP_deref_size = 0x94,
 583     DW_OP_xderef_size = 0x95,
 584     DW_OP_nop = 0x96,
 585     /* DWARF 3 extensions.  */
 586     DW_OP_push_object_address = 0x97,
 587     DW_OP_call2 = 0x98,
 588     DW_OP_call4 = 0x99,
 589     DW_OP_call_ref = 0x9a,
 590     DW_OP_form_tls_address = 0x9b,
 591     DW_OP_call_frame_cfa = 0x9c,
 592     DW_OP_bit_piece = 0x9d,
 593
 594     /* DWARF 4 extensions.  */
 595     DW_OP_implicit_value = 0x9e,
 596     DW_OP_stack_value = 0x9f,
 597
 598     DW_OP_lo_user = 0xe0,       /* Implementation-defined range start.  */
 599     DW_OP_hi_user = 0xff,       /* Implementation-defined range end.  */
 600
 601     /* GNU extensions.  */
 602     DW_OP_GNU_push_tls_address = 0xe0,
 603     /* The following is for marking variables that are uninitialized.  */
 604     DW_OP_GNU_uninit     = 0xf0,
 605     DW_OP_GNU_encoded_addr = 0xf1,
 606     /* HP extensions.  */
 607     DW_OP_HP_unknown     = 0xe0, /* Ouch, the same as GNU_push_tls_address.  */
 608     DW_OP_HP_is_value    = 0xe1,
 609     DW_OP_HP_fltconst4   = 0xe2,
 610     DW_OP_HP_fltconst8   = 0xe3,
 611     DW_OP_HP_mod_range   = 0xe4,
 612     DW_OP_HP_unmod_range = 0xe5,
 613     DW_OP_HP_tls         = 0xe6,
 614     /* PGI (STMicroelectronics) extensions.  */
 615     DW_OP_PGI_omp_thread_num = 0xf8
 616   };
 617
 618 /* Type encodings.  */
 619 enum dwarf_type
 620   {
 621     DW_ATE_void = 0x0,
 622     DW_ATE_address = 0x1,
 623     DW_ATE_boolean = 0x2,
 624     DW_ATE_complex_float = 0x3,
 625     DW_ATE_float = 0x4,
 626     DW_ATE_signed = 0x5,
 627     DW_ATE_signed_char = 0x6,
 628     DW_ATE_unsigned = 0x7,
 629     DW_ATE_unsigned_char = 0x8,
 630     /* DWARF 3.  */
 631     DW_ATE_imaginary_float = 0x9,
 632     DW_ATE_packed_decimal = 0xa,
 633     DW_ATE_numeric_string = 0xb,
 634     DW_ATE_edited = 0xc,
 635     DW_ATE_signed_fixed = 0xd,
 636     DW_ATE_unsigned_fixed = 0xe,
 637     DW_ATE_decimal_float = 0xf,
 638
 639     DW_ATE_lo_user = 0x80,
 640     DW_ATE_hi_user = 0xff,
 641
 642     /* HP extensions.  */
 643     DW_ATE_HP_float80            = 0x80, /* Floating-point (80 bit).  */
 644     DW_ATE_HP_complex_float80    = 0x81, /* Complex floating-point (80 bit).  */
 645     DW_ATE_HP_float128           = 0x82, /* Floating-point (128 bit).  */
 646     DW_ATE_HP_complex_float128   = 0x83, /* Complex floating-point (128 bit).  */
 647     DW_ATE_HP_floathpintel       = 0x84, /* Floating-point (82 bit IA64).  */
 648     DW_ATE_HP_imaginary_float80  = 0x85,
 649     DW_ATE_HP_imaginary_float128 = 0x86
 650   };
 651
 652 /* Decimal sign encodings.  */
 653 enum dwarf_decimal_sign_encoding
 654   {
 655     /* DWARF 3.  */
 656     DW_DS_unsigned = 0x01,
 657     DW_DS_leading_overpunch = 0x02,
 658     DW_DS_trailing_overpunch = 0x03,
 659     DW_DS_leading_separate = 0x04,
 660     DW_DS_trailing_separate = 0x05
 661   };
 662
 663 /* Endianity encodings.  */
 664 enum dwarf_endianity_encoding
 665   {
 666     /* DWARF 3.  */
 667     DW_END_default = 0x00,
 668     DW_END_big = 0x01,
 669     DW_END_little = 0x02,
 670
 671     DW_END_lo_user = 0x40,
 672     DW_END_hi_user = 0xff
 673   };
 674
 675 /* Array ordering names and codes.  */
 676 enum dwarf_array_dim_ordering
 677   {
 678     DW_ORD_row_major = 0,
 679     DW_ORD_col_major = 1
 680   };
 681
 682 /* Access attribute.  */
 683 enum dwarf_access_attribute
 684   {
 685     DW_ACCESS_public = 1,
 686     DW_ACCESS_protected = 2,
 687     DW_ACCESS_private = 3
 688   };
 689
 690 /* Visibility.  */
 691 enum dwarf_visibility_attribute
 692   {
 693     DW_VIS_local = 1,
 694     DW_VIS_exported = 2,
 695     DW_VIS_qualified = 3
 696   };
 697
 698 /* Virtuality.  */
 699 enum dwarf_virtuality_attribute
 700   {
 701     DW_VIRTUALITY_none = 0,
 702     DW_VIRTUALITY_virtual = 1,
 703     DW_VIRTUALITY_pure_virtual = 2
 704   };
 705
 706 /* Case sensitivity.  */
 707 enum dwarf_id_case
 708   {
 709     DW_ID_case_sensitive = 0,
 710     DW_ID_up_case = 1,
 711     DW_ID_down_case = 2,
 712     DW_ID_case_insensitive = 3
 713   };
 714
 715 /* Calling convention.  */
 716 enum dwarf_calling_convention
 717   {
 718     DW_CC_normal = 0x1,
 719     DW_CC_program = 0x2,
 720     DW_CC_nocall = 0x3,
 721
 722     DW_CC_lo_user = 0x40,
 723     DW_CC_hi_user = 0xff,
 724
 725     DW_CC_GNU_renesas_sh = 0x40
 726   };
 727
 728 /* Inline attribute.  */
 729 enum dwarf_inline_attribute
 730   {
 731     DW_INL_not_inlined = 0,
 732     DW_INL_inlined = 1,
 733     DW_INL_declared_not_inlined = 2,
 734     DW_INL_declared_inlined = 3
 735   };
 736
 737 /* Discriminant lists.  */
 738 enum dwarf_discrim_list
 739   {
 740     DW_DSC_label = 0,
 741     DW_DSC_range = 1
 742   };
 743
 744 /* Line number opcodes.  */
 745 enum dwarf_line_number_ops
 746   {
 747     DW_LNS_extended_op = 0,
 748     DW_LNS_copy = 1,
 749     DW_LNS_advance_pc = 2,
 750     DW_LNS_advance_line = 3,
 751     DW_LNS_set_file = 4,
 752     DW_LNS_set_column = 5,
 753     DW_LNS_negate_stmt = 6,
 754     DW_LNS_set_basic_block = 7,
 755     DW_LNS_const_add_pc = 8,
 756     DW_LNS_fixed_advance_pc = 9,
 757     /* DWARF 3.  */
 758     DW_LNS_set_prologue_end = 10,
 759     DW_LNS_set_epilogue_begin = 11,
 760     DW_LNS_set_isa = 12
 761   };
 762
 763 /* Line number extended opcodes.  */
 764 enum dwarf_line_number_x_ops
 765   {
 766     DW_LNE_end_sequence = 1,
 767     DW_LNE_set_address = 2,
 768     DW_LNE_define_file = 3,
 769     DW_LNE_set_discriminator = 4,
 770     /* HP extensions.  */
 771     DW_LNE_HP_negate_is_UV_update      = 0x11,
 772     DW_LNE_HP_push_context             = 0x12,
 773     DW_LNE_HP_pop_context              = 0x13,
 774     DW_LNE_HP_set_file_line_column     = 0x14,
 775     DW_LNE_HP_set_routine_name         = 0x15,
 776     DW_LNE_HP_set_sequence             = 0x16,
 777     DW_LNE_HP_negate_post_semantics    = 0x17,
 778     DW_LNE_HP_negate_function_exit     = 0x18,
 779     DW_LNE_HP_negate_front_end_logical = 0x19,
 780     DW_LNE_HP_define_proc              = 0x20,
 781
 782     DW_LNE_lo_user = 0x80,
 783     DW_LNE_hi_user = 0xff
 784   };
 785
 786 /* Call frame information.  */
 787 enum dwarf_call_frame_info
 788   {
 789     DW_CFA_advance_loc = 0x40,
 790     DW_CFA_offset = 0x80,
 791     DW_CFA_restore = 0xc0,
 792     DW_CFA_nop = 0x00,
 793     DW_CFA_set_loc = 0x01,
 794     DW_CFA_advance_loc1 = 0x02,
 795     DW_CFA_advance_loc2 = 0x03,
 796     DW_CFA_advance_loc4 = 0x04,
 797     DW_CFA_offset_extended = 0x05,
 798     DW_CFA_restore_extended = 0x06,
 799     DW_CFA_undefined = 0x07,
 800     DW_CFA_same_value = 0x08,
 801     DW_CFA_register = 0x09,
 802     DW_CFA_remember_state = 0x0a,
 803     DW_CFA_restore_state = 0x0b,
 804     DW_CFA_def_cfa = 0x0c,
 805     DW_CFA_def_cfa_register = 0x0d,
 806     DW_CFA_def_cfa_offset = 0x0e,
 807     /* DWARF 3.  */
 808     DW_CFA_def_cfa_expression = 0x0f,
 809     DW_CFA_expression = 0x10,
 810     DW_CFA_offset_extended_sf = 0x11,
 811     DW_CFA_def_cfa_sf = 0x12,
 812     DW_CFA_def_cfa_offset_sf = 0x13,
 813     DW_CFA_val_offset = 0x14,
 814     DW_CFA_val_offset_sf = 0x15,
 815     DW_CFA_val_expression = 0x16,
 816
 817     DW_CFA_lo_user = 0x1c,
 818     DW_CFA_hi_user = 0x3f,
 819
 820     /* SGI/MIPS specific.  */
 821     DW_CFA_MIPS_advance_loc8 = 0x1d,
 822     /* GNU extensions.  */
 823     DW_CFA_GNU_window_save = 0x2d,
 824     DW_CFA_GNU_args_size = 0x2e,
 825     DW_CFA_GNU_negative_offset_extended = 0x2f
 826   };
 827
 828 #define DW_CIE_ID         0xffffffff
 829 #define DW64_CIE_ID       0xffffffffffffffffULL
 830 #define DW_CIE_VERSION    1
 831
 832 #define DW_CFA_extended   0
 833
 834 #define DW_CHILDREN_no               0x00
 835 #define DW_CHILDREN_yes              0x01
 836
 837 #define DW_ADDR_none            0
 838
 839 /* Source language names and codes.  */
 840 enum dwarf_source_language
 841   {
 842     DW_LANG_C89 = 0x0001,
 843     DW_LANG_C = 0x0002,
 844     DW_LANG_Ada83 = 0x0003,
 845     DW_LANG_C_plus_plus = 0x0004,
 846     DW_LANG_Cobol74 = 0x0005,
 847     DW_LANG_Cobol85 = 0x0006,
 848     DW_LANG_Fortran77 = 0x0007,
 849     DW_LANG_Fortran90 = 0x0008,
 850     DW_LANG_Pascal83 = 0x0009,
 851     DW_LANG_Modula2 = 0x000a,
 852     /* DWARF 3.  */
 853     DW_LANG_Java = 0x000b,
 854     DW_LANG_C99 = 0x000c,
 855     DW_LANG_Ada95 = 0x000d,
 856     DW_LANG_Fortran95 = 0x000e,
 857     DW_LANG_PLI = 0x000f,
 858     DW_LANG_ObjC = 0x0010,
 859     DW_LANG_ObjC_plus_plus = 0x0011,
 860     DW_LANG_UPC = 0x0012,
 861     DW_LANG_D = 0x0013,
 862     DW_LANG_Python = 0x0014,
 863
 864     DW_LANG_lo_user = 0x8000,   /* Implementation-defined range start.  */
 865     DW_LANG_hi_user = 0xffff,   /* Implementation-defined range start.  */
 866
 867     /* MIPS.  */
 868     DW_LANG_Mips_Assembler = 0x8001,
 869     /* UPC.  */
 870     DW_LANG_Upc = 0x8765
 871   };
 872
 873 /* Names and codes for macro information.  */
 874 enum dwarf_macinfo_record_type
 875   {
 876     DW_MACINFO_define = 1,
 877     DW_MACINFO_undef = 2,
 878     DW_MACINFO_start_file = 3,
 879     DW_MACINFO_end_file = 4,
 880     DW_MACINFO_vendor_ext = 255
 881   };
 882 \f
 883 /* @@@ For use with GNU frame unwind information.  */
 884
 885 #define DW_EH_PE_absptr         0x00
 886 #define DW_EH_PE_omit           0xff
 887
 888 #define DW_EH_PE_uleb128        0x01
 889 #define DW_EH_PE_udata2         0x02
 890 #define DW_EH_PE_udata4         0x03
 891 #define DW_EH_PE_udata8         0x04
 892 #define DW_EH_PE_sleb128        0x09
 893 #define DW_EH_PE_sdata2         0x0A
 894 #define DW_EH_PE_sdata4         0x0B
 895 #define DW_EH_PE_sdata8         0x0C
 896 #define DW_EH_PE_signed         0x08
 897
 898 #define DW_EH_PE_pcrel          0x10
 899 #define DW_EH_PE_textrel        0x20
 900 #define DW_EH_PE_datarel        0x30
 901 #define DW_EH_PE_funcrel        0x40
 902 #define DW_EH_PE_aligned        0x50
 903
 904 #define DW_EH_PE_indirect       0x80
 905
 906 #endif /* _ELF_DWARF2_H */