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, 2010, 2011
   5    Free Software Foundation, Inc.
   6
   7    Written by Gary Funck (gary@intrepid.com) The Ada Joint Program
   8    Office (AJPO), Florida State University and Silicon Graphics Inc.
   9    provided support for this effort -- June 21, 1995.
  10
  11    Derived from the DWARF 1 implementation written by Ron Guilmette
  12    (rfg@netcom.com), November 1990.
  13
  14    This file is part of GCC.
  15
  16    GCC is free software; you can redistribute it and/or modify it under
  17    the terms of the GNU General Public License as published by the Free
  18    Software Foundation; either version 3, or (at your option) any later
  19    version.
  20
  21    GCC is distributed in the hope that it will be useful, but WITHOUT
  22    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  23    or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
  24    License for more details.
  25
  26    Under Section 7 of GPL version 3, you are granted additional
  27    permissions described in the GCC Runtime Library Exception, version
  28    3.1, as published by the Free Software Foundation.
  29
  30    You should have received a copy of the GNU General Public License and
  31    a copy of the GCC Runtime Library Exception along with this program;
  32    see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  33    <http://www.gnu.org/licenses/>.  */
  34
  35 /* This file is derived from the DWARF specification (a public document)
  36    Revision 2.0.0 (July 27, 1993) developed by the UNIX International
  37    Programming Languages Special Interest Group (UI/PLSIG) and distributed
  38    by UNIX International.  Copies of this specification are available from
  39    UNIX International, 20 Waterview Boulevard, Parsippany, NJ, 07054.
  40
  41    This file also now contains definitions from the DWARF 3 specification
  42    published Dec 20, 2005, available from: http://dwarf.freestandards.org.  */
  43
  44 /* This file is shared between GCC and GDB, and should not contain
  45    prototypes.  */
  46
  47 #ifndef _DWARF2_H
  48 #define _DWARF2_H
  49
  50 /* Tag names and codes.  */
  51 enum dwarf_tag
  52   {
  53     DW_TAG_padding = 0x00,
  54     DW_TAG_array_type = 0x01,
  55     DW_TAG_class_type = 0x02,
  56     DW_TAG_entry_point = 0x03,
  57     DW_TAG_enumeration_type = 0x04,
  58     DW_TAG_formal_parameter = 0x05,
  59     DW_TAG_imported_declaration = 0x08,
  60     DW_TAG_label = 0x0a,
  61     DW_TAG_lexical_block = 0x0b,
  62     DW_TAG_member = 0x0d,
  63     DW_TAG_pointer_type = 0x0f,
  64     DW_TAG_reference_type = 0x10,
  65     DW_TAG_compile_unit = 0x11,
  66     DW_TAG_string_type = 0x12,
  67     DW_TAG_structure_type = 0x13,
  68     DW_TAG_subroutine_type = 0x15,
  69     DW_TAG_typedef = 0x16,
  70     DW_TAG_union_type = 0x17,
  71     DW_TAG_unspecified_parameters = 0x18,
  72     DW_TAG_variant = 0x19,
  73     DW_TAG_common_block = 0x1a,
  74     DW_TAG_common_inclusion = 0x1b,
  75     DW_TAG_inheritance = 0x1c,
  76     DW_TAG_inlined_subroutine = 0x1d,
  77     DW_TAG_module = 0x1e,
  78     DW_TAG_ptr_to_member_type = 0x1f,
  79     DW_TAG_set_type = 0x20,
  80     DW_TAG_subrange_type = 0x21,
  81     DW_TAG_with_stmt = 0x22,
  82     DW_TAG_access_declaration = 0x23,
  83     DW_TAG_base_type = 0x24,
  84     DW_TAG_catch_block = 0x25,
  85     DW_TAG_const_type = 0x26,
  86     DW_TAG_constant = 0x27,
  87     DW_TAG_enumerator = 0x28,
  88     DW_TAG_file_type = 0x29,
  89     DW_TAG_friend = 0x2a,
  90     DW_TAG_namelist = 0x2b,
  91     DW_TAG_namelist_item = 0x2c,
  92     DW_TAG_packed_type = 0x2d,
  93     DW_TAG_subprogram = 0x2e,
  94     DW_TAG_template_type_param = 0x2f,
  95     DW_TAG_template_value_param = 0x30,
  96     DW_TAG_thrown_type = 0x31,
  97     DW_TAG_try_block = 0x32,
  98     DW_TAG_variant_part = 0x33,
  99     DW_TAG_variable = 0x34,
 100     DW_TAG_volatile_type = 0x35,
 101     /* DWARF 3.  */
 102     DW_TAG_dwarf_procedure = 0x36,
 103     DW_TAG_restrict_type = 0x37,
 104     DW_TAG_interface_type = 0x38,
 105     DW_TAG_namespace = 0x39,
 106     DW_TAG_imported_module = 0x3a,
 107     DW_TAG_unspecified_type = 0x3b,
 108     DW_TAG_partial_unit = 0x3c,
 109     DW_TAG_imported_unit = 0x3d,
 110     DW_TAG_condition = 0x3f,
 111     DW_TAG_shared_type = 0x40,
 112     /* DWARF 4.  */
 113     DW_TAG_type_unit = 0x41,
 114     DW_TAG_rvalue_reference_type = 0x42,
 115     DW_TAG_template_alias = 0x43,
 116
 117     DW_TAG_lo_user = 0x4080,
 118     DW_TAG_hi_user = 0xffff,
 119
 120     /* SGI/MIPS Extensions.  */
 121     DW_TAG_MIPS_loop = 0x4081,
 122
 123     /* HP extensions.  See: ftp://ftp.hp.com/pub/lang/tools/WDB/wdb-4.0.tar.gz .  */
 124     DW_TAG_HP_array_descriptor = 0x4090,
 125     DW_TAG_HP_Bliss_field      = 0x4091,
 126     DW_TAG_HP_Bliss_field_set  = 0x4092,
 127
 128     /* GNU extensions.  */
 129     DW_TAG_format_label = 0x4101,       /* For FORTRAN 77 and Fortran 90.  */
 130     DW_TAG_function_template = 0x4102,  /* For C++.  */
 131     DW_TAG_class_template = 0x4103,     /* For C++.  */
 132     DW_TAG_GNU_BINCL = 0x4104,
 133     DW_TAG_GNU_EINCL = 0x4105,
 134     /* Template template parameter.
 135        See http://gcc.gnu.org/wiki/TemplateParmsDwarf .  */
 136     DW_TAG_GNU_template_template_param = 0x4106,
 137
 138     /* Template parameter pack extension, specified at
 139        http://wiki.dwarfstd.org/index.php?title=C%2B%2B0x:_Variadic_templates
 140        The values of these two TAGS are in the DW_TAG_GNU_* space until the tags
 141        are properly part of DWARF 5.  */
 142     DW_TAG_GNU_template_parameter_pack = 0x4107,
 143     DW_TAG_GNU_formal_parameter_pack = 0x4108,
 144     /* The GNU call site extension, specified at
 145        http://www.dwarfstd.org/ShowIssue.php?issue=100909.2&type=open .
 146        The values of these two TAGS are in the DW_TAG_GNU_* space until the tags
 147        are properly part of DWARF 5.  */
 148     DW_TAG_GNU_call_site = 0x4109,
 149     DW_TAG_GNU_call_site_parameter = 0x410a,
 150     /* Extensions for UPC.  See: http://upc.gwu.edu/~upc.  */
 151     DW_TAG_upc_shared_type = 0x8765,
 152     DW_TAG_upc_strict_type = 0x8766,
 153     DW_TAG_upc_relaxed_type = 0x8767,
 154     /* PGI (STMicroelectronics) extensions.  No documentation available.  */
 155     DW_TAG_PGI_kanji_type      = 0xA000,
 156     DW_TAG_PGI_interface_block = 0xA020
 157   };
 158
 159 /* Flag that tells whether entry has a child or not.  */
 160 #define DW_children_no   0
 161 #define DW_children_yes  1
 162
 163 /* Form names and codes.  */
 164 enum dwarf_form
 165   {
 166     DW_FORM_addr = 0x01,
 167     DW_FORM_block2 = 0x03,
 168     DW_FORM_block4 = 0x04,
 169     DW_FORM_data2 = 0x05,
 170     DW_FORM_data4 = 0x06,
 171     DW_FORM_data8 = 0x07,
 172     DW_FORM_string = 0x08,
 173     DW_FORM_block = 0x09,
 174     DW_FORM_block1 = 0x0a,
 175     DW_FORM_data1 = 0x0b,
 176     DW_FORM_flag = 0x0c,
 177     DW_FORM_sdata = 0x0d,
 178     DW_FORM_strp = 0x0e,
 179     DW_FORM_udata = 0x0f,
 180     DW_FORM_ref_addr = 0x10,
 181     DW_FORM_ref1 = 0x11,
 182     DW_FORM_ref2 = 0x12,
 183     DW_FORM_ref4 = 0x13,
 184     DW_FORM_ref8 = 0x14,
 185     DW_FORM_ref_udata = 0x15,
 186     DW_FORM_indirect = 0x16,
 187     /* DWARF 4.  */
 188     DW_FORM_sec_offset = 0x17,
 189     DW_FORM_exprloc = 0x18,
 190     DW_FORM_flag_present = 0x19,
 191     DW_FORM_ref_sig8 = 0x20
 192   };
 193
 194 /* Attribute names and codes.  */
 195 enum dwarf_attribute
 196   {
 197     DW_AT_sibling = 0x01,
 198     DW_AT_location = 0x02,
 199     DW_AT_name = 0x03,
 200     DW_AT_ordering = 0x09,
 201     DW_AT_subscr_data = 0x0a,
 202     DW_AT_byte_size = 0x0b,
 203     DW_AT_bit_offset = 0x0c,
 204     DW_AT_bit_size = 0x0d,
 205     DW_AT_element_list = 0x0f,
 206     DW_AT_stmt_list = 0x10,
 207     DW_AT_low_pc = 0x11,
 208     DW_AT_high_pc = 0x12,
 209     DW_AT_language = 0x13,
 210     DW_AT_member = 0x14,
 211     DW_AT_discr = 0x15,
 212     DW_AT_discr_value = 0x16,
 213     DW_AT_visibility = 0x17,
 214     DW_AT_import = 0x18,
 215     DW_AT_string_length = 0x19,
 216     DW_AT_common_reference = 0x1a,
 217     DW_AT_comp_dir = 0x1b,
 218     DW_AT_const_value = 0x1c,
 219     DW_AT_containing_type = 0x1d,
 220     DW_AT_default_value = 0x1e,
 221     DW_AT_inline = 0x20,
 222     DW_AT_is_optional = 0x21,
 223     DW_AT_lower_bound = 0x22,
 224     DW_AT_producer = 0x25,
 225     DW_AT_prototyped = 0x27,
 226     DW_AT_return_addr = 0x2a,
 227     DW_AT_start_scope = 0x2c,
 228     DW_AT_bit_stride = 0x2e,
 229 #define DW_AT_stride_size   DW_AT_bit_stride  /* Note: The use of DW_AT_stride_size is deprecated.  */
 230     DW_AT_upper_bound = 0x2f,
 231     DW_AT_abstract_origin = 0x31,
 232     DW_AT_accessibility = 0x32,
 233     DW_AT_address_class = 0x33,
 234     DW_AT_artificial = 0x34,
 235     DW_AT_base_types = 0x35,
 236     DW_AT_calling_convention = 0x36,
 237     DW_AT_count = 0x37,
 238     DW_AT_data_member_location = 0x38,
 239     DW_AT_decl_column = 0x39,
 240     DW_AT_decl_file = 0x3a,
 241     DW_AT_decl_line = 0x3b,
 242     DW_AT_declaration = 0x3c,
 243     DW_AT_discr_list = 0x3d,
 244     DW_AT_encoding = 0x3e,
 245     DW_AT_external = 0x3f,
 246     DW_AT_frame_base = 0x40,
 247     DW_AT_friend = 0x41,
 248     DW_AT_identifier_case = 0x42,
 249     DW_AT_macro_info = 0x43,
 250     DW_AT_namelist_items = 0x44,
 251     DW_AT_priority = 0x45,
 252     DW_AT_segment = 0x46,
 253     DW_AT_specification = 0x47,
 254     DW_AT_static_link = 0x48,
 255     DW_AT_type = 0x49,
 256     DW_AT_use_location = 0x4a,
 257     DW_AT_variable_parameter = 0x4b,
 258     DW_AT_virtuality = 0x4c,
 259     DW_AT_vtable_elem_location = 0x4d,
 260     /* DWARF 3 values.  */
 261     DW_AT_allocated     = 0x4e,
 262     DW_AT_associated    = 0x4f,
 263     DW_AT_data_location = 0x50,
 264     DW_AT_byte_stride   = 0x51,
 265 #define DW_AT_stride   DW_AT_byte_stride  /* Note: The use of DW_AT_stride is deprecated.  */
 266     DW_AT_entry_pc      = 0x52,
 267     DW_AT_use_UTF8      = 0x53,
 268     DW_AT_extension     = 0x54,
 269     DW_AT_ranges        = 0x55,
 270     DW_AT_trampoline    = 0x56,
 271     DW_AT_call_column   = 0x57,
 272     DW_AT_call_file     = 0x58,
 273     DW_AT_call_line     = 0x59,
 274     DW_AT_description   = 0x5a,
 275     DW_AT_binary_scale  = 0x5b,
 276     DW_AT_decimal_scale = 0x5c,
 277     DW_AT_small         = 0x5d,
 278     DW_AT_decimal_sign  = 0x5e,
 279     DW_AT_digit_count   = 0x5f,
 280     DW_AT_picture_string = 0x60,
 281     DW_AT_mutable       = 0x61,
 282     DW_AT_threads_scaled = 0x62,
 283     DW_AT_explicit      = 0x63,
 284     DW_AT_object_pointer = 0x64,
 285     DW_AT_endianity     = 0x65,
 286     DW_AT_elemental     = 0x66,
 287     DW_AT_pure          = 0x67,
 288     DW_AT_recursive     = 0x68,
 289     /* DWARF 4.  */
 290     DW_AT_signature       = 0x69,
 291     DW_AT_main_subprogram = 0x6a,
 292     DW_AT_data_bit_offset = 0x6b,
 293     DW_AT_const_expr      = 0x6c,
 294     DW_AT_enum_class      = 0x6d,
 295     DW_AT_linkage_name    = 0x6e,
 296
 297     DW_AT_lo_user = 0x2000,     /* Implementation-defined range start.  */
 298     DW_AT_hi_user = 0x3fff,     /* Implementation-defined range end.  */
 299
 300     /* SGI/MIPS extensions.  */
 301     DW_AT_MIPS_fde = 0x2001,
 302     DW_AT_MIPS_loop_begin = 0x2002,
 303     DW_AT_MIPS_tail_loop_begin = 0x2003,
 304     DW_AT_MIPS_epilog_begin = 0x2004,
 305     DW_AT_MIPS_loop_unroll_factor = 0x2005,
 306     DW_AT_MIPS_software_pipeline_depth = 0x2006,
 307     DW_AT_MIPS_linkage_name = 0x2007,
 308     DW_AT_MIPS_stride = 0x2008,
 309     DW_AT_MIPS_abstract_name = 0x2009,
 310     DW_AT_MIPS_clone_origin = 0x200a,
 311     DW_AT_MIPS_has_inlines = 0x200b,
 312     /* HP extensions.  */
 313     DW_AT_HP_block_index         = 0x2000,
 314     DW_AT_HP_unmodifiable        = 0x2001, /* Same as DW_AT_MIPS_fde.  */
 315     DW_AT_HP_prologue            = 0x2005, /* Same as DW_AT_MIPS_loop_unroll.  */
 316     DW_AT_HP_epilogue            = 0x2008, /* Same as DW_AT_MIPS_stride.  */
 317     DW_AT_HP_actuals_stmt_list   = 0x2010,
 318     DW_AT_HP_proc_per_section    = 0x2011,
 319     DW_AT_HP_raw_data_ptr        = 0x2012,
 320     DW_AT_HP_pass_by_reference   = 0x2013,
 321     DW_AT_HP_opt_level           = 0x2014,
 322     DW_AT_HP_prof_version_id     = 0x2015,
 323     DW_AT_HP_opt_flags           = 0x2016,
 324     DW_AT_HP_cold_region_low_pc  = 0x2017,
 325     DW_AT_HP_cold_region_high_pc = 0x2018,
 326     DW_AT_HP_all_variables_modifiable = 0x2019,
 327     DW_AT_HP_linkage_name        = 0x201a,
 328     DW_AT_HP_prof_flags          = 0x201b,  /* In comp unit of procs_info for -g.  */
 329     DW_AT_HP_unit_name           = 0x201f,
 330     DW_AT_HP_unit_size           = 0x2020,
 331     DW_AT_HP_widened_byte_size   = 0x2021,
 332     DW_AT_HP_definition_points   = 0x2022,
 333     DW_AT_HP_default_location    = 0x2023,
 334     DW_AT_HP_is_result_param     = 0x2029,
 335
 336     /* GNU extensions.  */
 337     DW_AT_sf_names   = 0x2101,
 338     DW_AT_src_info   = 0x2102,
 339     DW_AT_mac_info   = 0x2103,
 340     DW_AT_src_coords = 0x2104,
 341     DW_AT_body_begin = 0x2105,
 342     DW_AT_body_end   = 0x2106,
 343     DW_AT_GNU_vector = 0x2107,
 344     /* Thread-safety annotations.
 345        See http://gcc.gnu.org/wiki/ThreadSafetyAnnotation .  */
 346     DW_AT_GNU_guarded_by    = 0x2108,
 347     DW_AT_GNU_pt_guarded_by = 0x2109,
 348     DW_AT_GNU_guarded       = 0x210a,
 349     DW_AT_GNU_pt_guarded    = 0x210b,
 350     DW_AT_GNU_locks_excluded = 0x210c,
 351     DW_AT_GNU_exclusive_locks_required = 0x210d,
 352     DW_AT_GNU_shared_locks_required = 0x210e,
 353     /* One-definition rule violation detection.
 354        See http://gcc.gnu.org/wiki/DwarfSeparateTypeInfo .  */
 355     DW_AT_GNU_odr_signature = 0x210f,
 356     /* Template template argument name.
 357        See http://gcc.gnu.org/wiki/TemplateParmsDwarf .  */
 358     DW_AT_GNU_template_name = 0x2110,
 359     /* The GNU call site extension.
 360        See http://www.dwarfstd.org/ShowIssue.php?issue=100909.2&type=open .  */
 361     DW_AT_GNU_call_site_value = 0x2111,
 362     DW_AT_GNU_call_site_data_value = 0x2112,
 363     DW_AT_GNU_call_site_target = 0x2113,
 364     DW_AT_GNU_call_site_target_clobbered = 0x2114,
 365     DW_AT_GNU_tail_call = 0x2115,
 366     DW_AT_GNU_all_tail_call_sites = 0x2116,
 367     DW_AT_GNU_all_call_sites = 0x2117,
 368     DW_AT_GNU_all_source_call_sites = 0x2118,
 369     /* VMS extensions.  */
 370     DW_AT_VMS_rtnbeg_pd_address = 0x2201,
 371     /* GNAT extensions.  */
 372     /* GNAT descriptive type.
 373        See http://gcc.gnu.org/wiki/DW_AT_GNAT_descriptive_type .  */
 374     DW_AT_use_GNAT_descriptive_type = 0x2301,
 375     DW_AT_GNAT_descriptive_type = 0x2302,
 376     /* UPC extension.  */
 377     DW_AT_upc_threads_scaled = 0x3210,
 378     /* PGI (STMicroelectronics) extensions.  */
 379     DW_AT_PGI_lbase    = 0x3a00,
 380     DW_AT_PGI_soffset  = 0x3a01,
 381     DW_AT_PGI_lstride  = 0x3a02
 382   };
 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
 541     /* DWARF 4 extensions.  */
 542     DW_OP_implicit_value = 0x9e,
 543     DW_OP_stack_value = 0x9f,
 544
 545     DW_OP_lo_user = 0xe0,       /* Implementation-defined range start.  */
 546     DW_OP_hi_user = 0xff,       /* Implementation-defined range end.  */
 547
 548     /* GNU extensions.  */
 549     DW_OP_GNU_push_tls_address = 0xe0,
 550     /* The following is for marking variables that are uninitialized.  */
 551     DW_OP_GNU_uninit     = 0xf0,
 552     DW_OP_GNU_encoded_addr = 0xf1,
 553     /* The GNU implicit pointer extension.
 554        See http://www.dwarfstd.org/ShowIssue.php?issue=100831.1&type=open .  */
 555     DW_OP_GNU_implicit_pointer = 0xf2,
 556     /* The GNU entry value extension.
 557        See http://www.dwarfstd.org/ShowIssue.php?issue=100909.1&type=open .  */
 558     DW_OP_GNU_entry_value = 0xf3,
 559     /* The GNU typed stack extension.
 560        See http://www.dwarfstd.org/doc/040408.1.html .  */
 561     DW_OP_GNU_const_type = 0xf4,
 562     DW_OP_GNU_regval_type = 0xf5,
 563     DW_OP_GNU_deref_type = 0xf6,
 564     DW_OP_GNU_convert = 0xf7,
 565     DW_OP_GNU_reinterpret = 0xf9,
 566     /* The GNU parameter ref extension.  */
 567     DW_OP_GNU_parameter_ref = 0xfa,
 568     /* HP extensions.  */
 569     DW_OP_HP_unknown     = 0xe0, /* Ouch, the same as GNU_push_tls_address.  */
 570     DW_OP_HP_is_value    = 0xe1,
 571     DW_OP_HP_fltconst4   = 0xe2,
 572     DW_OP_HP_fltconst8   = 0xe3,
 573     DW_OP_HP_mod_range   = 0xe4,
 574     DW_OP_HP_unmod_range = 0xe5,
 575     DW_OP_HP_tls         = 0xe6,
 576     /* PGI (STMicroelectronics) extensions.  */
 577     DW_OP_PGI_omp_thread_num = 0xf8
 578   };
 579
 580 /* Type encodings.  */
 581 enum dwarf_type
 582   {
 583     DW_ATE_void = 0x0,
 584     DW_ATE_address = 0x1,
 585     DW_ATE_boolean = 0x2,
 586     DW_ATE_complex_float = 0x3,
 587     DW_ATE_float = 0x4,
 588     DW_ATE_signed = 0x5,
 589     DW_ATE_signed_char = 0x6,
 590     DW_ATE_unsigned = 0x7,
 591     DW_ATE_unsigned_char = 0x8,
 592     /* DWARF 3.  */
 593     DW_ATE_imaginary_float = 0x9,
 594     DW_ATE_packed_decimal = 0xa,
 595     DW_ATE_numeric_string = 0xb,
 596     DW_ATE_edited = 0xc,
 597     DW_ATE_signed_fixed = 0xd,
 598     DW_ATE_unsigned_fixed = 0xe,
 599     DW_ATE_decimal_float = 0xf,
 600     /* DWARF 4.  */
 601     DW_ATE_UTF = 0x10,
 602
 603     DW_ATE_lo_user = 0x80,
 604     DW_ATE_hi_user = 0xff,
 605
 606     /* HP extensions.  */
 607     DW_ATE_HP_float80             = 0x80, /* Floating-point (80 bit).  */
 608     DW_ATE_HP_complex_float80     = 0x81, /* Complex floating-point (80 bit).  */
 609     DW_ATE_HP_float128            = 0x82, /* Floating-point (128 bit).  */
 610     DW_ATE_HP_complex_float128    = 0x83, /* Complex fp (128 bit).  */
 611     DW_ATE_HP_floathpintel        = 0x84, /* Floating-point (82 bit IA64).  */
 612     DW_ATE_HP_imaginary_float80   = 0x85,
 613     DW_ATE_HP_imaginary_float128  = 0x86,
 614     DW_ATE_HP_VAX_float           = 0x88, /* F or G floating.  */
 615     DW_ATE_HP_VAX_float_d         = 0x89, /* D floating.  */
 616     DW_ATE_HP_packed_decimal      = 0x8a, /* Cobol.  */
 617     DW_ATE_HP_zoned_decimal       = 0x8b, /* Cobol.  */
 618     DW_ATE_HP_edited              = 0x8c, /* Cobol.  */
 619     DW_ATE_HP_signed_fixed        = 0x8d, /* Cobol.  */
 620     DW_ATE_HP_unsigned_fixed      = 0x8e, /* Cobol.  */
 621     DW_ATE_HP_VAX_complex_float   = 0x8f, /* F or G floating complex.  */
 622     DW_ATE_HP_VAX_complex_float_d = 0x90  /* D floating complex.  */
 623   };
 624
 625 /* Decimal sign encodings.  */
 626 enum dwarf_decimal_sign_encoding
 627   {
 628     /* DWARF 3.  */
 629     DW_DS_unsigned = 0x01,
 630     DW_DS_leading_overpunch = 0x02,
 631     DW_DS_trailing_overpunch = 0x03,
 632     DW_DS_leading_separate = 0x04,
 633     DW_DS_trailing_separate = 0x05
 634   };
 635
 636 /* Endianity encodings.  */
 637 enum dwarf_endianity_encoding
 638   {
 639     /* DWARF 3.  */
 640     DW_END_default = 0x00,
 641     DW_END_big = 0x01,
 642     DW_END_little = 0x02,
 643
 644     DW_END_lo_user = 0x40,
 645     DW_END_hi_user = 0xff
 646   };
 647
 648 /* Array ordering names and codes.  */
 649 enum dwarf_array_dim_ordering
 650   {
 651     DW_ORD_row_major = 0,
 652     DW_ORD_col_major = 1
 653   };
 654
 655 /* Access attribute.  */
 656 enum dwarf_access_attribute
 657   {
 658     DW_ACCESS_public = 1,
 659     DW_ACCESS_protected = 2,
 660     DW_ACCESS_private = 3
 661   };
 662
 663 /* Visibility.  */
 664 enum dwarf_visibility_attribute
 665   {
 666     DW_VIS_local = 1,
 667     DW_VIS_exported = 2,
 668     DW_VIS_qualified = 3
 669   };
 670
 671 /* Virtuality.  */
 672 enum dwarf_virtuality_attribute
 673   {
 674     DW_VIRTUALITY_none = 0,
 675     DW_VIRTUALITY_virtual = 1,
 676     DW_VIRTUALITY_pure_virtual = 2
 677   };
 678
 679 /* Case sensitivity.  */
 680 enum dwarf_id_case
 681   {
 682     DW_ID_case_sensitive = 0,
 683     DW_ID_up_case = 1,
 684     DW_ID_down_case = 2,
 685     DW_ID_case_insensitive = 3
 686   };
 687
 688 /* Calling convention.  */
 689 enum dwarf_calling_convention
 690   {
 691     DW_CC_normal = 0x1,
 692     DW_CC_program = 0x2,
 693     DW_CC_nocall = 0x3,
 694
 695     DW_CC_lo_user = 0x40,
 696     DW_CC_hi_user = 0xff,
 697
 698     DW_CC_GNU_renesas_sh = 0x40,
 699     DW_CC_GNU_borland_fastcall_i386 = 0x41,
 700
 701     /* This DW_CC_ value is not currently generated by any toolchain.  It is
 702        used internally to GDB to indicate OpenCL C functions that have been
 703        compiled with the IBM XL C for OpenCL compiler and use a non-platform
 704        calling convention for passing OpenCL C vector types.  This value may
 705        be changed freely as long as it does not conflict with any other DW_CC_
 706        value defined here.  */
 707     DW_CC_GDB_IBM_OpenCL = 0xff
 708   };
 709
 710 /* Inline attribute.  */
 711 enum dwarf_inline_attribute
 712   {
 713     DW_INL_not_inlined = 0,
 714     DW_INL_inlined = 1,
 715     DW_INL_declared_not_inlined = 2,
 716     DW_INL_declared_inlined = 3
 717   };
 718
 719 /* Discriminant lists.  */
 720 enum dwarf_discrim_list
 721   {
 722     DW_DSC_label = 0,
 723     DW_DSC_range = 1
 724   };
 725
 726 /* Line number opcodes.  */
 727 enum dwarf_line_number_ops
 728   {
 729     DW_LNS_extended_op = 0,
 730     DW_LNS_copy = 1,
 731     DW_LNS_advance_pc = 2,
 732     DW_LNS_advance_line = 3,
 733     DW_LNS_set_file = 4,
 734     DW_LNS_set_column = 5,
 735     DW_LNS_negate_stmt = 6,
 736     DW_LNS_set_basic_block = 7,
 737     DW_LNS_const_add_pc = 8,
 738     DW_LNS_fixed_advance_pc = 9,
 739     /* DWARF 3.  */
 740     DW_LNS_set_prologue_end = 10,
 741     DW_LNS_set_epilogue_begin = 11,
 742     DW_LNS_set_isa = 12
 743   };
 744
 745 /* Line number extended opcodes.  */
 746 enum dwarf_line_number_x_ops
 747   {
 748     DW_LNE_end_sequence = 1,
 749     DW_LNE_set_address = 2,
 750     DW_LNE_define_file = 3,
 751     DW_LNE_set_discriminator = 4,
 752     /* HP extensions.  */
 753     DW_LNE_HP_negate_is_UV_update      = 0x11,
 754     DW_LNE_HP_push_context             = 0x12,
 755     DW_LNE_HP_pop_context              = 0x13,
 756     DW_LNE_HP_set_file_line_column     = 0x14,
 757     DW_LNE_HP_set_routine_name         = 0x15,
 758     DW_LNE_HP_set_sequence             = 0x16,
 759     DW_LNE_HP_negate_post_semantics    = 0x17,
 760     DW_LNE_HP_negate_function_exit     = 0x18,
 761     DW_LNE_HP_negate_front_end_logical = 0x19,
 762     DW_LNE_HP_define_proc              = 0x20,
 763     DW_LNE_HP_source_file_correlation  = 0x80,
 764
 765     DW_LNE_lo_user = 0x80,
 766     DW_LNE_hi_user = 0xff
 767   };
 768
 769 /* Sub-opcodes for DW_LNE_HP_source_file_correlation.  */
 770 enum dwarf_line_number_hp_sfc_ops
 771   {
 772     DW_LNE_HP_SFC_formfeed = 1,
 773     DW_LNE_HP_SFC_set_listing_line = 2,
 774     DW_LNE_HP_SFC_associate = 3
 775   };
 776
 777 /* Call frame information.  */
 778 enum dwarf_call_frame_info
 779   {
 780     DW_CFA_advance_loc = 0x40,
 781     DW_CFA_offset = 0x80,
 782     DW_CFA_restore = 0xc0,
 783     DW_CFA_nop = 0x00,
 784     DW_CFA_set_loc = 0x01,
 785     DW_CFA_advance_loc1 = 0x02,
 786     DW_CFA_advance_loc2 = 0x03,
 787     DW_CFA_advance_loc4 = 0x04,
 788     DW_CFA_offset_extended = 0x05,
 789     DW_CFA_restore_extended = 0x06,
 790     DW_CFA_undefined = 0x07,
 791     DW_CFA_same_value = 0x08,
 792     DW_CFA_register = 0x09,
 793     DW_CFA_remember_state = 0x0a,
 794     DW_CFA_restore_state = 0x0b,
 795     DW_CFA_def_cfa = 0x0c,
 796     DW_CFA_def_cfa_register = 0x0d,
 797     DW_CFA_def_cfa_offset = 0x0e,
 798     /* DWARF 3.  */
 799     DW_CFA_def_cfa_expression = 0x0f,
 800     DW_CFA_expression = 0x10,
 801     DW_CFA_offset_extended_sf = 0x11,
 802     DW_CFA_def_cfa_sf = 0x12,
 803     DW_CFA_def_cfa_offset_sf = 0x13,
 804     DW_CFA_val_offset = 0x14,
 805     DW_CFA_val_offset_sf = 0x15,
 806     DW_CFA_val_expression = 0x16,
 807
 808     DW_CFA_lo_user = 0x1c,
 809     DW_CFA_hi_user = 0x3f,
 810
 811     /* SGI/MIPS specific.  */
 812     DW_CFA_MIPS_advance_loc8 = 0x1d,
 813     /* GNU extensions.  */
 814     DW_CFA_GNU_window_save = 0x2d,
 815     DW_CFA_GNU_args_size = 0x2e,
 816     DW_CFA_GNU_negative_offset_extended = 0x2f
 817   };
 818
 819 #define DW_CIE_ID         0xffffffff
 820 #define DW64_CIE_ID       0xffffffffffffffffULL
 821 #define DW_CIE_VERSION    1
 822
 823 #define DW_CFA_extended   0
 824
 825 #define DW_CHILDREN_no               0x00
 826 #define DW_CHILDREN_yes              0x01
 827
 828 #define DW_ADDR_none            0
 829
 830 /* Source language names and codes.  */
 831 enum dwarf_source_language
 832   {
 833     DW_LANG_C89 = 0x0001,
 834     DW_LANG_C = 0x0002,
 835     DW_LANG_Ada83 = 0x0003,
 836     DW_LANG_C_plus_plus = 0x0004,
 837     DW_LANG_Cobol74 = 0x0005,
 838     DW_LANG_Cobol85 = 0x0006,
 839     DW_LANG_Fortran77 = 0x0007,
 840     DW_LANG_Fortran90 = 0x0008,
 841     DW_LANG_Pascal83 = 0x0009,
 842     DW_LANG_Modula2 = 0x000a,
 843     /* DWARF 3.  */
 844     DW_LANG_Java = 0x000b,
 845     DW_LANG_C99 = 0x000c,
 846     DW_LANG_Ada95 = 0x000d,
 847     DW_LANG_Fortran95 = 0x000e,
 848     DW_LANG_PLI = 0x000f,
 849     DW_LANG_ObjC = 0x0010,
 850     DW_LANG_ObjC_plus_plus = 0x0011,
 851     DW_LANG_UPC = 0x0012,
 852     DW_LANG_D = 0x0013,
 853     /* DWARF 4.  */
 854     DW_LANG_Python = 0x0014,
 855     /* DWARF 5.  */
 856     DW_LANG_Go = 0x0016,
 857
 858     DW_LANG_lo_user = 0x8000,   /* Implementation-defined range start.  */
 859     DW_LANG_hi_user = 0xffff,   /* Implementation-defined range start.  */
 860
 861     /* MIPS.  */
 862     DW_LANG_Mips_Assembler = 0x8001,
 863     /* UPC.  */
 864     DW_LANG_Upc = 0x8765,
 865     /* HP extensions.  */
 866     DW_LANG_HP_Bliss     = 0x8003,
 867     DW_LANG_HP_Basic91   = 0x8004,
 868     DW_LANG_HP_Pascal91  = 0x8005,
 869     DW_LANG_HP_IMacro    = 0x8006,
 870     DW_LANG_HP_Assembler = 0x8007
 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 /* _DWARF2_H */