include/elf/dwarf2.h

   1 /* Declarations and definitions of codes relating to the DWARF2 symbolic
   2    debugging information format.
   3    Copyright (C) 1992, 1993, 1995, 1996, 1997, 1999, 2000, 2001, 2002
   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 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 2, 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 COPYING.  If not, write to the Free
  27    Software Foundation, 59 Temple Place - Suite 330, Boston, MA
  28    02111-1307, USA.  */
  29
  30 /* This file is derived from the DWARF specification (a public document)
  31    Revision 2.0.0 (July 27, 1993) developed by the UNIX International
  32    Programming Languages Special Interest Group (UI/PLSIG) and distributed
  33    by UNIX International.  Copies of this specification are available from
  34    UNIX International, 20 Waterview Boulevard, Parsippany, NJ, 07054.
  35
  36    This file also now contains definitions from the DWARF 3 specification.  */
  37
  38 /* This file is shared between GCC and GDB, and should not contain
  39    prototypes.  */
  40
  41 #ifndef _ELF_DWARF2_H
  42 #define _ELF_DWARF2_H
  43
  44 /* Structure found in the .debug_line section.  */
  45 typedef struct
  46 {
  47   unsigned char li_length          [4];
  48   unsigned char li_version         [2];
  49   unsigned char li_prologue_length [4];
  50   unsigned char li_min_insn_length [1];
  51   unsigned char li_default_is_stmt [1];
  52   unsigned char li_line_base       [1];
  53   unsigned char li_line_range      [1];
  54   unsigned char li_opcode_base     [1];
  55 }
  56 DWARF2_External_LineInfo;
  57
  58 typedef struct
  59 {
  60   unsigned long  li_length;
  61   unsigned short li_version;
  62   unsigned int   li_prologue_length;
  63   unsigned char  li_min_insn_length;
  64   unsigned char  li_default_is_stmt;
  65   int            li_line_base;
  66   unsigned char  li_line_range;
  67   unsigned char  li_opcode_base;
  68 }
  69 DWARF2_Internal_LineInfo;
  70
  71 /* Structure found in .debug_pubnames section.  */
  72 typedef struct
  73 {
  74   unsigned char pn_length  [4];
  75   unsigned char pn_version [2];
  76   unsigned char pn_offset  [4];
  77   unsigned char pn_size    [4];
  78 }
  79 DWARF2_External_PubNames;
  80
  81 typedef struct
  82 {
  83   unsigned long  pn_length;
  84   unsigned short pn_version;
  85   unsigned long  pn_offset;
  86   unsigned long  pn_size;
  87 }
  88 DWARF2_Internal_PubNames;
  89
  90 /* Structure found in .debug_info section.  */
  91 typedef struct
  92 {
  93   unsigned char  cu_length        [4];
  94   unsigned char  cu_version       [2];
  95   unsigned char  cu_abbrev_offset [4];
  96   unsigned char  cu_pointer_size  [1];
  97 }
  98 DWARF2_External_CompUnit;
  99
 100 typedef struct
 101 {
 102   unsigned long  cu_length;
 103   unsigned short cu_version;
 104   unsigned long  cu_abbrev_offset;
 105   unsigned char  cu_pointer_size;
 106 }
 107 DWARF2_Internal_CompUnit;
 108
 109 typedef struct
 110 {
 111   unsigned char  ar_length       [4];
 112   unsigned char  ar_version      [2];
 113   unsigned char  ar_info_offset  [4];
 114   unsigned char  ar_pointer_size [1];
 115   unsigned char  ar_segment_size [1];
 116 }
 117 DWARF2_External_ARange;
 118
 119 typedef struct
 120 {
 121   unsigned long  ar_length;
 122   unsigned short ar_version;
 123   unsigned long  ar_info_offset;
 124   unsigned char  ar_pointer_size;
 125   unsigned char  ar_segment_size;
 126 }
 127 DWARF2_Internal_ARange;
 128
 129
 130 /* Tag names and codes.  */
 131 enum dwarf_tag
 132   {
 133     DW_TAG_padding = 0x00,
 134     DW_TAG_array_type = 0x01,
 135     DW_TAG_class_type = 0x02,
 136     DW_TAG_entry_point = 0x03,
 137     DW_TAG_enumeration_type = 0x04,
 138     DW_TAG_formal_parameter = 0x05,
 139     DW_TAG_imported_declaration = 0x08,
 140     DW_TAG_label = 0x0a,
 141     DW_TAG_lexical_block = 0x0b,
 142     DW_TAG_member = 0x0d,
 143     DW_TAG_pointer_type = 0x0f,
 144     DW_TAG_reference_type = 0x10,
 145     DW_TAG_compile_unit = 0x11,
 146     DW_TAG_string_type = 0x12,
 147     DW_TAG_structure_type = 0x13,
 148     DW_TAG_subroutine_type = 0x15,
 149     DW_TAG_typedef = 0x16,
 150     DW_TAG_union_type = 0x17,
 151     DW_TAG_unspecified_parameters = 0x18,
 152     DW_TAG_variant = 0x19,
 153     DW_TAG_common_block = 0x1a,
 154     DW_TAG_common_inclusion = 0x1b,
 155     DW_TAG_inheritance = 0x1c,
 156     DW_TAG_inlined_subroutine = 0x1d,
 157     DW_TAG_module = 0x1e,
 158     DW_TAG_ptr_to_member_type = 0x1f,
 159     DW_TAG_set_type = 0x20,
 160     DW_TAG_subrange_type = 0x21,
 161     DW_TAG_with_stmt = 0x22,
 162     DW_TAG_access_declaration = 0x23,
 163     DW_TAG_base_type = 0x24,
 164     DW_TAG_catch_block = 0x25,
 165     DW_TAG_const_type = 0x26,
 166     DW_TAG_constant = 0x27,
 167     DW_TAG_enumerator = 0x28,
 168     DW_TAG_file_type = 0x29,
 169     DW_TAG_friend = 0x2a,
 170     DW_TAG_namelist = 0x2b,
 171     DW_TAG_namelist_item = 0x2c,
 172     DW_TAG_packed_type = 0x2d,
 173     DW_TAG_subprogram = 0x2e,
 174     DW_TAG_template_type_param = 0x2f,
 175     DW_TAG_template_value_param = 0x30,
 176     DW_TAG_thrown_type = 0x31,
 177     DW_TAG_try_block = 0x32,
 178     DW_TAG_variant_part = 0x33,
 179     DW_TAG_variable = 0x34,
 180     DW_TAG_volatile_type = 0x35,
 181     /* DWARF 3.  */
 182     DW_TAG_dwarf_procedure = 0x36,
 183     DW_TAG_restrict_type = 0x37,
 184     DW_TAG_interface_type = 0x38,
 185     DW_TAG_namespace = 0x39,
 186     DW_TAG_imported_module = 0x3a,
 187     DW_TAG_unspecified_type = 0x3b,
 188     DW_TAG_partial_unit = 0x3c,
 189     DW_TAG_imported_unit = 0x3d,
 190     /* SGI/MIPS Extensions.  */
 191     DW_TAG_MIPS_loop = 0x4081,
 192     /* GNU extensions.  */
 193     DW_TAG_format_label = 0x4101,       /* For FORTRAN 77 and Fortran 90.  */
 194     DW_TAG_function_template = 0x4102,  /* For C++.  */
 195     DW_TAG_class_template = 0x4103,     /* For C++.  */
 196     DW_TAG_GNU_BINCL = 0x4104,
 197     DW_TAG_GNU_EINCL = 0x4105,
 198     /* Extensions for UPC.  See: http://upc.gwu.edu/~upc.  */
 199     DW_TAG_upc_shared_type = 0x8765,
 200     DW_TAG_upc_strict_type = 0x8766,
 201     DW_TAG_upc_relaxed_type = 0x8767
 202   };
 203
 204 #define DW_TAG_lo_user  0x4080
 205 #define DW_TAG_hi_user  0xffff
 206
 207 /* Flag that tells whether entry has a child or not.  */
 208 #define DW_children_no   0
 209 #define DW_children_yes  1
 210
 211 /* Form names and codes.  */
 212 enum dwarf_form
 213   {
 214     DW_FORM_addr = 0x01,
 215     DW_FORM_block2 = 0x03,
 216     DW_FORM_block4 = 0x04,
 217     DW_FORM_data2 = 0x05,
 218     DW_FORM_data4 = 0x06,
 219     DW_FORM_data8 = 0x07,
 220     DW_FORM_string = 0x08,
 221     DW_FORM_block = 0x09,
 222     DW_FORM_block1 = 0x0a,
 223     DW_FORM_data1 = 0x0b,
 224     DW_FORM_flag = 0x0c,
 225     DW_FORM_sdata = 0x0d,
 226     DW_FORM_strp = 0x0e,
 227     DW_FORM_udata = 0x0f,
 228     DW_FORM_ref_addr = 0x10,
 229     DW_FORM_ref1 = 0x11,
 230     DW_FORM_ref2 = 0x12,
 231     DW_FORM_ref4 = 0x13,
 232     DW_FORM_ref8 = 0x14,
 233     DW_FORM_ref_udata = 0x15,
 234     DW_FORM_indirect = 0x16
 235   };
 236
 237 /* Attribute names and codes.  */
 238
 239 enum dwarf_attribute
 240   {
 241     DW_AT_sibling = 0x01,
 242     DW_AT_location = 0x02,
 243     DW_AT_name = 0x03,
 244     DW_AT_ordering = 0x09,
 245     DW_AT_subscr_data = 0x0a,
 246     DW_AT_byte_size = 0x0b,
 247     DW_AT_bit_offset = 0x0c,
 248     DW_AT_bit_size = 0x0d,
 249     DW_AT_element_list = 0x0f,
 250     DW_AT_stmt_list = 0x10,
 251     DW_AT_low_pc = 0x11,
 252     DW_AT_high_pc = 0x12,
 253     DW_AT_language = 0x13,
 254     DW_AT_member = 0x14,
 255     DW_AT_discr = 0x15,
 256     DW_AT_discr_value = 0x16,
 257     DW_AT_visibility = 0x17,
 258     DW_AT_import = 0x18,
 259     DW_AT_string_length = 0x19,
 260     DW_AT_common_reference = 0x1a,
 261     DW_AT_comp_dir = 0x1b,
 262     DW_AT_const_value = 0x1c,
 263     DW_AT_containing_type = 0x1d,
 264     DW_AT_default_value = 0x1e,
 265     DW_AT_inline = 0x20,
 266     DW_AT_is_optional = 0x21,
 267     DW_AT_lower_bound = 0x22,
 268     DW_AT_producer = 0x25,
 269     DW_AT_prototyped = 0x27,
 270     DW_AT_return_addr = 0x2a,
 271     DW_AT_start_scope = 0x2c,
 272     DW_AT_stride_size = 0x2e,
 273     DW_AT_upper_bound = 0x2f,
 274     DW_AT_abstract_origin = 0x31,
 275     DW_AT_accessibility = 0x32,
 276     DW_AT_address_class = 0x33,
 277     DW_AT_artificial = 0x34,
 278     DW_AT_base_types = 0x35,
 279     DW_AT_calling_convention = 0x36,
 280     DW_AT_count = 0x37,
 281     DW_AT_data_member_location = 0x38,
 282     DW_AT_decl_column = 0x39,
 283     DW_AT_decl_file = 0x3a,
 284     DW_AT_decl_line = 0x3b,
 285     DW_AT_declaration = 0x3c,
 286     DW_AT_discr_list = 0x3d,
 287     DW_AT_encoding = 0x3e,
 288     DW_AT_external = 0x3f,
 289     DW_AT_frame_base = 0x40,
 290     DW_AT_friend = 0x41,
 291     DW_AT_identifier_case = 0x42,
 292     DW_AT_macro_info = 0x43,
 293     DW_AT_namelist_items = 0x44,
 294     DW_AT_priority = 0x45,
 295     DW_AT_segment = 0x46,
 296     DW_AT_specification = 0x47,
 297     DW_AT_static_link = 0x48,
 298     DW_AT_type = 0x49,
 299     DW_AT_use_location = 0x4a,
 300     DW_AT_variable_parameter = 0x4b,
 301     DW_AT_virtuality = 0x4c,
 302     DW_AT_vtable_elem_location = 0x4d,
 303     /* DWARF 3 values.  */
 304     DW_AT_allocated     = 0x4e,
 305     DW_AT_associated    = 0x4f,
 306     DW_AT_data_location = 0x50,
 307     DW_AT_stride        = 0x51,
 308     DW_AT_entry_pc      = 0x52,
 309     DW_AT_use_UTF8      = 0x53,
 310     DW_AT_extension     = 0x54,
 311     DW_AT_ranges        = 0x55,
 312     DW_AT_trampoline    = 0x56,
 313     DW_AT_call_column   = 0x57,
 314     DW_AT_call_file     = 0x58,
 315     DW_AT_call_line     = 0x59,
 316     /* SGI/MIPS extensions.  */
 317     DW_AT_MIPS_fde = 0x2001,
 318     DW_AT_MIPS_loop_begin = 0x2002,
 319     DW_AT_MIPS_tail_loop_begin = 0x2003,
 320     DW_AT_MIPS_epilog_begin = 0x2004,
 321     DW_AT_MIPS_loop_unroll_factor = 0x2005,
 322     DW_AT_MIPS_software_pipeline_depth = 0x2006,
 323     DW_AT_MIPS_linkage_name = 0x2007,
 324     DW_AT_MIPS_stride = 0x2008,
 325     DW_AT_MIPS_abstract_name = 0x2009,
 326     DW_AT_MIPS_clone_origin = 0x200a,
 327     DW_AT_MIPS_has_inlines = 0x200b,
 328     /* GNU extensions.  */
 329     DW_AT_sf_names   = 0x2101,
 330     DW_AT_src_info   = 0x2102,
 331     DW_AT_mac_info   = 0x2103,
 332     DW_AT_src_coords = 0x2104,
 333     DW_AT_body_begin = 0x2105,
 334     DW_AT_body_end   = 0x2106,
 335     DW_AT_GNU_vector = 0x2107,
 336     /* VMS extensions.  */
 337     DW_AT_VMS_rtnbeg_pd_address = 0x2201,
 338     /* UPC extension.  */
 339     DW_AT_upc_threads_scaled = 0x3210
 340   };
 341
 342 #define DW_AT_lo_user   0x2000  /* Implementation-defined range start.  */
 343 #define DW_AT_hi_user   0x3ff0  /* Implementation-defined range end.  */
 344
 345 /* Location atom names and codes.  */
 346 enum dwarf_location_atom
 347   {
 348     DW_OP_addr = 0x03,
 349     DW_OP_deref = 0x06,
 350     DW_OP_const1u = 0x08,
 351     DW_OP_const1s = 0x09,
 352     DW_OP_const2u = 0x0a,
 353     DW_OP_const2s = 0x0b,
 354     DW_OP_const4u = 0x0c,
 355     DW_OP_const4s = 0x0d,
 356     DW_OP_const8u = 0x0e,
 357     DW_OP_const8s = 0x0f,
 358     DW_OP_constu = 0x10,
 359     DW_OP_consts = 0x11,
 360     DW_OP_dup = 0x12,
 361     DW_OP_drop = 0x13,
 362     DW_OP_over = 0x14,
 363     DW_OP_pick = 0x15,
 364     DW_OP_swap = 0x16,
 365     DW_OP_rot = 0x17,
 366     DW_OP_xderef = 0x18,
 367     DW_OP_abs = 0x19,
 368     DW_OP_and = 0x1a,
 369     DW_OP_div = 0x1b,
 370     DW_OP_minus = 0x1c,
 371     DW_OP_mod = 0x1d,
 372     DW_OP_mul = 0x1e,
 373     DW_OP_neg = 0x1f,
 374     DW_OP_not = 0x20,
 375     DW_OP_or = 0x21,
 376     DW_OP_plus = 0x22,
 377     DW_OP_plus_uconst = 0x23,
 378     DW_OP_shl = 0x24,
 379     DW_OP_shr = 0x25,
 380     DW_OP_shra = 0x26,
 381     DW_OP_xor = 0x27,
 382     DW_OP_bra = 0x28,
 383     DW_OP_eq = 0x29,
 384     DW_OP_ge = 0x2a,
 385     DW_OP_gt = 0x2b,
 386     DW_OP_le = 0x2c,
 387     DW_OP_lt = 0x2d,
 388     DW_OP_ne = 0x2e,
 389     DW_OP_skip = 0x2f,
 390     DW_OP_lit0 = 0x30,
 391     DW_OP_lit1 = 0x31,
 392     DW_OP_lit2 = 0x32,
 393     DW_OP_lit3 = 0x33,
 394     DW_OP_lit4 = 0x34,
 395     DW_OP_lit5 = 0x35,
 396     DW_OP_lit6 = 0x36,
 397     DW_OP_lit7 = 0x37,
 398     DW_OP_lit8 = 0x38,
 399     DW_OP_lit9 = 0x39,
 400     DW_OP_lit10 = 0x3a,
 401     DW_OP_lit11 = 0x3b,
 402     DW_OP_lit12 = 0x3c,
 403     DW_OP_lit13 = 0x3d,
 404     DW_OP_lit14 = 0x3e,
 405     DW_OP_lit15 = 0x3f,
 406     DW_OP_lit16 = 0x40,
 407     DW_OP_lit17 = 0x41,
 408     DW_OP_lit18 = 0x42,
 409     DW_OP_lit19 = 0x43,
 410     DW_OP_lit20 = 0x44,
 411     DW_OP_lit21 = 0x45,
 412     DW_OP_lit22 = 0x46,
 413     DW_OP_lit23 = 0x47,
 414     DW_OP_lit24 = 0x48,
 415     DW_OP_lit25 = 0x49,
 416     DW_OP_lit26 = 0x4a,
 417     DW_OP_lit27 = 0x4b,
 418     DW_OP_lit28 = 0x4c,
 419     DW_OP_lit29 = 0x4d,
 420     DW_OP_lit30 = 0x4e,
 421     DW_OP_lit31 = 0x4f,
 422     DW_OP_reg0 = 0x50,
 423     DW_OP_reg1 = 0x51,
 424     DW_OP_reg2 = 0x52,
 425     DW_OP_reg3 = 0x53,
 426     DW_OP_reg4 = 0x54,
 427     DW_OP_reg5 = 0x55,
 428     DW_OP_reg6 = 0x56,
 429     DW_OP_reg7 = 0x57,
 430     DW_OP_reg8 = 0x58,
 431     DW_OP_reg9 = 0x59,
 432     DW_OP_reg10 = 0x5a,
 433     DW_OP_reg11 = 0x5b,
 434     DW_OP_reg12 = 0x5c,
 435     DW_OP_reg13 = 0x5d,
 436     DW_OP_reg14 = 0x5e,
 437     DW_OP_reg15 = 0x5f,
 438     DW_OP_reg16 = 0x60,
 439     DW_OP_reg17 = 0x61,
 440     DW_OP_reg18 = 0x62,
 441     DW_OP_reg19 = 0x63,
 442     DW_OP_reg20 = 0x64,
 443     DW_OP_reg21 = 0x65,
 444     DW_OP_reg22 = 0x66,
 445     DW_OP_reg23 = 0x67,
 446     DW_OP_reg24 = 0x68,
 447     DW_OP_reg25 = 0x69,
 448     DW_OP_reg26 = 0x6a,
 449     DW_OP_reg27 = 0x6b,
 450     DW_OP_reg28 = 0x6c,
 451     DW_OP_reg29 = 0x6d,
 452     DW_OP_reg30 = 0x6e,
 453     DW_OP_reg31 = 0x6f,
 454     DW_OP_breg0 = 0x70,
 455     DW_OP_breg1 = 0x71,
 456     DW_OP_breg2 = 0x72,
 457     DW_OP_breg3 = 0x73,
 458     DW_OP_breg4 = 0x74,
 459     DW_OP_breg5 = 0x75,
 460     DW_OP_breg6 = 0x76,
 461     DW_OP_breg7 = 0x77,
 462     DW_OP_breg8 = 0x78,
 463     DW_OP_breg9 = 0x79,
 464     DW_OP_breg10 = 0x7a,
 465     DW_OP_breg11 = 0x7b,
 466     DW_OP_breg12 = 0x7c,
 467     DW_OP_breg13 = 0x7d,
 468     DW_OP_breg14 = 0x7e,
 469     DW_OP_breg15 = 0x7f,
 470     DW_OP_breg16 = 0x80,
 471     DW_OP_breg17 = 0x81,
 472     DW_OP_breg18 = 0x82,
 473     DW_OP_breg19 = 0x83,
 474     DW_OP_breg20 = 0x84,
 475     DW_OP_breg21 = 0x85,
 476     DW_OP_breg22 = 0x86,
 477     DW_OP_breg23 = 0x87,
 478     DW_OP_breg24 = 0x88,
 479     DW_OP_breg25 = 0x89,
 480     DW_OP_breg26 = 0x8a,
 481     DW_OP_breg27 = 0x8b,
 482     DW_OP_breg28 = 0x8c,
 483     DW_OP_breg29 = 0x8d,
 484     DW_OP_breg30 = 0x8e,
 485     DW_OP_breg31 = 0x8f,
 486     DW_OP_regx = 0x90,
 487     DW_OP_fbreg = 0x91,
 488     DW_OP_bregx = 0x92,
 489     DW_OP_piece = 0x93,
 490     DW_OP_deref_size = 0x94,
 491     DW_OP_xderef_size = 0x95,
 492     DW_OP_nop = 0x96,
 493     /* DWARF 3 extensions.  */
 494     DW_OP_push_object_address = 0x97,
 495     DW_OP_call2 = 0x98,
 496     DW_OP_call4 = 0x99,
 497     DW_OP_call_ref = 0x9a,
 498     /* GNU extensions.  */
 499     DW_OP_GNU_push_tls_address = 0xe0
 500   };
 501
 502 #define DW_OP_lo_user   0xe0    /* Implementation-defined range start.  */
 503 #define DW_OP_hi_user   0xff    /* Implementation-defined range end.  */
 504
 505 /* Type encodings.  */
 506 enum dwarf_type
 507   {
 508     DW_ATE_void = 0x0,
 509     DW_ATE_address = 0x1,
 510     DW_ATE_boolean = 0x2,
 511     DW_ATE_complex_float = 0x3,
 512     DW_ATE_float = 0x4,
 513     DW_ATE_signed = 0x5,
 514     DW_ATE_signed_char = 0x6,
 515     DW_ATE_unsigned = 0x7,
 516     DW_ATE_unsigned_char = 0x8,
 517     /* DWARF 3.  */
 518     DW_ATE_imaginary_float = 0x9
 519   };
 520
 521 #define DW_ATE_lo_user 0x80
 522 #define DW_ATE_hi_user 0xff
 523
 524 /* Array ordering names and codes.  */
 525 enum dwarf_array_dim_ordering
 526   {
 527     DW_ORD_row_major = 0,
 528     DW_ORD_col_major = 1
 529   };
 530
 531 /* Access attribute.  */
 532 enum dwarf_access_attribute
 533   {
 534     DW_ACCESS_public = 1,
 535     DW_ACCESS_protected = 2,
 536     DW_ACCESS_private = 3
 537   };
 538
 539 /* Visibility.  */
 540 enum dwarf_visibility_attribute
 541   {
 542     DW_VIS_local = 1,
 543     DW_VIS_exported = 2,
 544     DW_VIS_qualified = 3
 545   };
 546
 547 /* Virtuality.  */
 548 enum dwarf_virtuality_attribute
 549   {
 550     DW_VIRTUALITY_none = 0,
 551     DW_VIRTUALITY_virtual = 1,
 552     DW_VIRTUALITY_pure_virtual = 2
 553   };
 554
 555 /* Case sensitivity.  */
 556 enum dwarf_id_case
 557   {
 558     DW_ID_case_sensitive = 0,
 559     DW_ID_up_case = 1,
 560     DW_ID_down_case = 2,
 561     DW_ID_case_insensitive = 3
 562   };
 563
 564 /* Calling convention.  */
 565 enum dwarf_calling_convention
 566   {
 567     DW_CC_normal = 0x1,
 568     DW_CC_program = 0x2,
 569     DW_CC_nocall = 0x3
 570   };
 571
 572 #define DW_CC_lo_user 0x40
 573 #define DW_CC_hi_user 0xff
 574
 575 /* Inline attribute.  */
 576 enum dwarf_inline_attribute
 577   {
 578     DW_INL_not_inlined = 0,
 579     DW_INL_inlined = 1,
 580     DW_INL_declared_not_inlined = 2,
 581     DW_INL_declared_inlined = 3
 582   };
 583
 584 /* Discriminant lists.  */
 585 enum dwarf_discrim_list
 586   {
 587     DW_DSC_label = 0,
 588     DW_DSC_range = 1
 589   };
 590
 591 /* Line number opcodes.  */
 592 enum dwarf_line_number_ops
 593   {
 594     DW_LNS_extended_op = 0,
 595     DW_LNS_copy = 1,
 596     DW_LNS_advance_pc = 2,
 597     DW_LNS_advance_line = 3,
 598     DW_LNS_set_file = 4,
 599     DW_LNS_set_column = 5,
 600     DW_LNS_negate_stmt = 6,
 601     DW_LNS_set_basic_block = 7,
 602     DW_LNS_const_add_pc = 8,
 603     DW_LNS_fixed_advance_pc = 9,
 604     /* DWARF 3.  */
 605     DW_LNS_set_prologue_end = 10,
 606     DW_LNS_set_epilogue_begin = 11,
 607     DW_LNS_set_isa = 12
 608   };
 609
 610 /* Line number extended opcodes.  */
 611 enum dwarf_line_number_x_ops
 612   {
 613     DW_LNE_end_sequence = 1,
 614     DW_LNE_set_address = 2,
 615     DW_LNE_define_file = 3
 616   };
 617
 618 /* Call frame information.  */
 619 enum dwarf_call_frame_info
 620   {
 621     DW_CFA_advance_loc = 0x40,
 622     DW_CFA_offset = 0x80,
 623     DW_CFA_restore = 0xc0,
 624     DW_CFA_nop = 0x00,
 625     DW_CFA_set_loc = 0x01,
 626     DW_CFA_advance_loc1 = 0x02,
 627     DW_CFA_advance_loc2 = 0x03,
 628     DW_CFA_advance_loc4 = 0x04,
 629     DW_CFA_offset_extended = 0x05,
 630     DW_CFA_restore_extended = 0x06,
 631     DW_CFA_undefined = 0x07,
 632     DW_CFA_same_value = 0x08,
 633     DW_CFA_register = 0x09,
 634     DW_CFA_remember_state = 0x0a,
 635     DW_CFA_restore_state = 0x0b,
 636     DW_CFA_def_cfa = 0x0c,
 637     DW_CFA_def_cfa_register = 0x0d,
 638     DW_CFA_def_cfa_offset = 0x0e,
 639
 640     /* DWARF 3.  */
 641     DW_CFA_def_cfa_expression = 0x0f,
 642     DW_CFA_expression = 0x10,
 643     DW_CFA_offset_extended_sf = 0x11,
 644     DW_CFA_def_cfa_sf = 0x12,
 645     DW_CFA_def_cfa_offset_sf = 0x13,
 646
 647     /* SGI/MIPS specific.  */
 648     DW_CFA_MIPS_advance_loc8 = 0x1d,
 649
 650     /* GNU extensions.  */
 651     DW_CFA_GNU_window_save = 0x2d,
 652     DW_CFA_GNU_args_size = 0x2e,
 653     DW_CFA_GNU_negative_offset_extended = 0x2f
 654   };
 655
 656 #define DW_CIE_ID         0xffffffff
 657 #define DW_CIE_VERSION    1
 658
 659 #define DW_CFA_extended   0
 660 #define DW_CFA_lo_user    0x1c
 661 #define DW_CFA_hi_user    0x3f
 662
 663 #define DW_CHILDREN_no               0x00
 664 #define DW_CHILDREN_yes              0x01
 665
 666 #define DW_ADDR_none            0
 667
 668 /* Source language names and codes.  */
 669 enum dwarf_source_language
 670   {
 671     DW_LANG_C89 = 0x0001,
 672     DW_LANG_C = 0x0002,
 673     DW_LANG_Ada83 = 0x0003,
 674     DW_LANG_C_plus_plus = 0x0004,
 675     DW_LANG_Cobol74 = 0x0005,
 676     DW_LANG_Cobol85 = 0x0006,
 677     DW_LANG_Fortran77 = 0x0007,
 678     DW_LANG_Fortran90 = 0x0008,
 679     DW_LANG_Pascal83 = 0x0009,
 680     DW_LANG_Modula2 = 0x000a,
 681     DW_LANG_Java = 0x000b,
 682     /* DWARF 3.  */
 683     DW_LANG_C99 = 0x000c,
 684     DW_LANG_Ada95 = 0x000d,
 685     DW_LANG_Fortran95 = 0x000e,
 686     /* MIPS.  */
 687     DW_LANG_Mips_Assembler = 0x8001,
 688     /* UPC.  */
 689     DW_LANG_Upc = 0x8765
 690   };
 691
 692 #define DW_LANG_lo_user 0x8000  /* Implementation-defined range start.  */
 693 #define DW_LANG_hi_user 0xffff  /* Implementation-defined range start.  */
 694
 695 /* Names and codes for macro information.  */
 696 enum dwarf_macinfo_record_type
 697   {
 698     DW_MACINFO_define = 1,
 699     DW_MACINFO_undef = 2,
 700     DW_MACINFO_start_file = 3,
 701     DW_MACINFO_end_file = 4,
 702     DW_MACINFO_vendor_ext = 255
 703   };
 704 \f
 705 /* @@@ For use with GNU frame unwind information.  */
 706
 707 #define DW_EH_PE_absptr         0x00
 708 #define DW_EH_PE_omit           0xff
 709
 710 #define DW_EH_PE_uleb128        0x01
 711 #define DW_EH_PE_udata2         0x02
 712 #define DW_EH_PE_udata4         0x03
 713 #define DW_EH_PE_udata8         0x04
 714 #define DW_EH_PE_sleb128        0x09
 715 #define DW_EH_PE_sdata2         0x0A
 716 #define DW_EH_PE_sdata4         0x0B
 717 #define DW_EH_PE_sdata8         0x0C
 718 #define DW_EH_PE_signed         0x08
 719
 720 #define DW_EH_PE_pcrel          0x10
 721 #define DW_EH_PE_textrel        0x20
 722 #define DW_EH_PE_datarel        0x30
 723 #define DW_EH_PE_funcrel        0x40
 724 #define DW_EH_PE_aligned        0x50
 725
 726 #define DW_EH_PE_indirect       0x80
 727
 728 #endif /* _ELF_DWARF2_H */