xref: /external/elfutils/0.153/libdw/dwarf.h

/* This file defines standard DWARF types, structures, and macros.
   Copyright (C) 2000-2011 Red Hat, Inc.
   This file is part of Red Hat elfutils.

   Red Hat elfutils is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by the
   Free Software Foundation; version 2 of the License.

   Red Hat elfutils is distributed in the hope that it will be useful, but
   WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   General Public License for more details.

   You should have received a copy of the GNU General Public License along
   with Red Hat elfutils; if not, write to the Free Software Foundation,
   Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA.

   In addition, as a special exception, Red Hat, Inc. gives You the
   additional right to link the code of Red Hat elfutils with code licensed
   under any Open Source Initiative certified open source license
   (http://www.opensource.org/licenses/index.php) which requires the
   distribution of source code with any binary distribution and to
   distribute linked combinations of the two.  Non-GPL Code permitted under
   this exception must only link to the code of Red Hat elfutils through
   those well defined interfaces identified in the file named EXCEPTION
   found in the source code files (the "Approved Interfaces").  The files
   of Non-GPL Code may instantiate templates or use macros or inline
   functions from the Approved Interfaces without causing the resulting
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   Inc. may make changes or additions to the list of Approved Interfaces.
   Red Hat's grant of this exception is conditioned upon your not adding
   any new exceptions.  If you wish to add a new Approved Interface or
   exception, please contact Red Hat.  You must obey the GNU General Public
   License in all respects for all of the Red Hat elfutils code and other
   code used in conjunction with Red Hat elfutils except the Non-GPL Code
   covered by this exception.  If you modify this file, you may extend this
   exception to your version of the file, but you are not obligated to do
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   you must delete this exception statement from your version and license
   this file solely under the GPL without exception.

   Red Hat elfutils is an included package of the Open Invention Network.
   An included package of the Open Invention Network is a package for which
   Open Invention Network licensees cross-license their patents.  No patent
   license is granted, either expressly or impliedly, by designation as an
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   <http://www.openinventionnetwork.com>.  */

#ifndef _DWARF_H
#define	_DWARF_H 1

/* DWARF tags.  */
enum
  {
    DW_TAG_array_type = 0x01,
    DW_TAG_class_type = 0x02,
    DW_TAG_entry_point = 0x03,
    DW_TAG_enumeration_type = 0x04,
    DW_TAG_formal_parameter = 0x05,
    DW_TAG_imported_declaration = 0x08,
    DW_TAG_label = 0x0a,
    DW_TAG_lexical_block = 0x0b,
    DW_TAG_member = 0x0d,
    DW_TAG_pointer_type = 0x0f,
    DW_TAG_reference_type = 0x10,
    DW_TAG_compile_unit = 0x11,
    DW_TAG_string_type = 0x12,
    DW_TAG_structure_type = 0x13,
    DW_TAG_subroutine_type = 0x15,
    DW_TAG_typedef = 0x16,
    DW_TAG_union_type = 0x17,
    DW_TAG_unspecified_parameters = 0x18,
    DW_TAG_variant = 0x19,
    DW_TAG_common_block = 0x1a,
    DW_TAG_common_inclusion = 0x1b,
    DW_TAG_inheritance = 0x1c,
    DW_TAG_inlined_subroutine = 0x1d,
    DW_TAG_module = 0x1e,
    DW_TAG_ptr_to_member_type = 0x1f,
    DW_TAG_set_type = 0x20,
    DW_TAG_subrange_type = 0x21,
    DW_TAG_with_stmt = 0x22,
    DW_TAG_access_declaration = 0x23,
    DW_TAG_base_type = 0x24,
    DW_TAG_catch_block = 0x25,
    DW_TAG_const_type = 0x26,
    DW_TAG_constant = 0x27,
    DW_TAG_enumerator = 0x28,
    DW_TAG_file_type = 0x29,
    DW_TAG_friend = 0x2a,
    DW_TAG_namelist = 0x2b,
    DW_TAG_namelist_item = 0x2c,
    DW_TAG_packed_type = 0x2d,
    DW_TAG_subprogram = 0x2e,
    DW_TAG_template_type_parameter = 0x2f,
    DW_TAG_template_value_parameter = 0x30,
    DW_TAG_thrown_type = 0x31,
    DW_TAG_try_block = 0x32,
    DW_TAG_variant_part = 0x33,
    DW_TAG_variable = 0x34,
    DW_TAG_volatile_type = 0x35,
    DW_TAG_dwarf_procedure = 0x36,
    DW_TAG_restrict_type = 0x37,
    DW_TAG_interface_type = 0x38,
    DW_TAG_namespace = 0x39,
    DW_TAG_imported_module = 0x3a,
    DW_TAG_unspecified_type = 0x3b,
    DW_TAG_partial_unit = 0x3c,
    DW_TAG_imported_unit = 0x3d,
    DW_TAG_mutable_type = 0x3e,
    DW_TAG_condition = 0x3f,
    DW_TAG_shared_type = 0x40,
    DW_TAG_type_unit = 0x41,
    DW_TAG_rvalue_reference_type = 0x42,
    DW_TAG_template_alias = 0x43,

    DW_TAG_lo_user = 0x4080,

    DW_TAG_MIPS_loop = 0x4081,
    DW_TAG_format_label = 0x4101,
    DW_TAG_function_template = 0x4102,
    DW_TAG_class_template = 0x4103,

    DW_TAG_GNU_BINCL = 0x4104,
    DW_TAG_GNU_EINCL = 0x4105,

    DW_TAG_GNU_template_template_param = 0x4106,
    DW_TAG_GNU_template_parameter_pack = 0x4107,
    DW_TAG_GNU_formal_parameter_pack = 0x4108,
    DW_TAG_GNU_call_site = 0x4109,
    DW_TAG_GNU_call_site_parameter = 0x410a,

    DW_TAG_hi_user = 0xffff
  };


/* Children determination encodings.  */
enum
  {
    DW_CHILDREN_no = 0,
    DW_CHILDREN_yes = 1
  };


/* DWARF attributes encodings.  */
enum
  {
    DW_AT_sibling = 0x01,
    DW_AT_location = 0x02,
    DW_AT_name = 0x03,
    DW_AT_ordering = 0x09,
    DW_AT_subscr_data = 0x0a,
    DW_AT_byte_size = 0x0b,
    DW_AT_bit_offset = 0x0c,
    DW_AT_bit_size = 0x0d,
    DW_AT_element_list = 0x0f,
    DW_AT_stmt_list = 0x10,
    DW_AT_low_pc = 0x11,
    DW_AT_high_pc = 0x12,
    DW_AT_language = 0x13,
    DW_AT_member = 0x14,
    DW_AT_discr = 0x15,
    DW_AT_discr_value = 0x16,
    DW_AT_visibility = 0x17,
    DW_AT_import = 0x18,
    DW_AT_string_length = 0x19,
    DW_AT_common_reference = 0x1a,
    DW_AT_comp_dir = 0x1b,
    DW_AT_const_value = 0x1c,
    DW_AT_containing_type = 0x1d,
    DW_AT_default_value = 0x1e,
    DW_AT_inline = 0x20,
    DW_AT_is_optional = 0x21,
    DW_AT_lower_bound = 0x22,
    DW_AT_producer = 0x25,
    DW_AT_prototyped = 0x27,
    DW_AT_return_addr = 0x2a,
    DW_AT_start_scope = 0x2c,
    DW_AT_bit_stride = 0x2e,
    DW_AT_upper_bound = 0x2f,
    DW_AT_abstract_origin = 0x31,
    DW_AT_accessibility = 0x32,
    DW_AT_address_class = 0x33,
    DW_AT_artificial = 0x34,
    DW_AT_base_types = 0x35,
    DW_AT_calling_convention = 0x36,
    DW_AT_count = 0x37,
    DW_AT_data_member_location = 0x38,
    DW_AT_decl_column = 0x39,
    DW_AT_decl_file = 0x3a,
    DW_AT_decl_line = 0x3b,
    DW_AT_declaration = 0x3c,
    DW_AT_discr_list = 0x3d,
    DW_AT_encoding = 0x3e,
    DW_AT_external = 0x3f,
    DW_AT_frame_base = 0x40,
    DW_AT_friend = 0x41,
    DW_AT_identifier_case = 0x42,
    DW_AT_macro_info = 0x43,
    DW_AT_namelist_item = 0x44,
    DW_AT_priority = 0x45,
    DW_AT_segment = 0x46,
    DW_AT_specification = 0x47,
    DW_AT_static_link = 0x48,
    DW_AT_type = 0x49,
    DW_AT_use_location = 0x4a,
    DW_AT_variable_parameter = 0x4b,
    DW_AT_virtuality = 0x4c,
    DW_AT_vtable_elem_location = 0x4d,
    DW_AT_allocated = 0x4e,
    DW_AT_associated = 0x4f,
    DW_AT_data_location = 0x50,
    DW_AT_byte_stride = 0x51,
    DW_AT_entry_pc = 0x52,
    DW_AT_use_UTF8 = 0x53,
    DW_AT_extension = 0x54,
    DW_AT_ranges = 0x55,
    DW_AT_trampoline = 0x56,
    DW_AT_call_column = 0x57,
    DW_AT_call_file = 0x58,
    DW_AT_call_line = 0x59,
    DW_AT_description = 0x5a,
    DW_AT_binary_scale = 0x5b,
    DW_AT_decimal_scale = 0x5c,
    DW_AT_small = 0x5d,
    DW_AT_decimal_sign = 0x5e,
    DW_AT_digit_count = 0x5f,
    DW_AT_picture_string = 0x60,
    DW_AT_mutable = 0x61,
    DW_AT_threads_scaled = 0x62,
    DW_AT_explicit = 0x63,
    DW_AT_object_pointer = 0x64,
    DW_AT_endianity = 0x65,
    DW_AT_elemental = 0x66,
    DW_AT_pure = 0x67,
    DW_AT_recursive = 0x68,
    DW_AT_signature = 0x69,
    DW_AT_main_subprogram = 0x6a,
    DW_AT_data_bit_offset = 0x6b,
    DW_AT_const_expr = 0x6c,
    DW_AT_enum_class = 0x6d,
    DW_AT_linkage_name = 0x6e,

    DW_AT_lo_user = 0x2000,

    DW_AT_MIPS_fde = 0x2001,
    DW_AT_MIPS_loop_begin = 0x2002,
    DW_AT_MIPS_tail_loop_begin = 0x2003,
    DW_AT_MIPS_epilog_begin = 0x2004,
    DW_AT_MIPS_loop_unroll_factor = 0x2005,
    DW_AT_MIPS_software_pipeline_depth = 0x2006,
    DW_AT_MIPS_linkage_name = 0x2007,
    DW_AT_MIPS_stride = 0x2008,
    DW_AT_MIPS_abstract_name = 0x2009,
    DW_AT_MIPS_clone_origin = 0x200a,
    DW_AT_MIPS_has_inlines = 0x200b,
    DW_AT_MIPS_stride_byte = 0x200c,
    DW_AT_MIPS_stride_elem = 0x200d,
    DW_AT_MIPS_ptr_dopetype = 0x200e,
    DW_AT_MIPS_allocatable_dopetype = 0x200f,
    DW_AT_MIPS_assumed_shape_dopetype = 0x2010,
    DW_AT_MIPS_assumed_size = 0x2011,

    /* GNU extensions.  */
    DW_AT_sf_names = 0x2101,
    DW_AT_src_info = 0x2102,
    DW_AT_mac_info = 0x2103,
    DW_AT_src_coords = 0x2104,
    DW_AT_body_begin = 0x2105,
    DW_AT_body_end = 0x2106,
    DW_AT_GNU_vector = 0x2107,
    DW_AT_GNU_guarded_by = 0x2108,
    DW_AT_GNU_pt_guarded_by = 0x2109,
    DW_AT_GNU_guarded = 0x210a,
    DW_AT_GNU_pt_guarded = 0x210b,
    DW_AT_GNU_locks_excluded = 0x210c,
    DW_AT_GNU_exclusive_locks_required = 0x210d,
    DW_AT_GNU_shared_locks_required = 0x210e,
    DW_AT_GNU_odr_signature = 0x210f,
    DW_AT_GNU_template_name = 0x2110,
    DW_AT_GNU_call_site_value = 0x2111,
    DW_AT_GNU_call_site_data_value = 0x2112,
    DW_AT_GNU_call_site_target = 0x2113,
    DW_AT_GNU_call_site_target_clobbered = 0x2114,
    DW_AT_GNU_tail_call = 0x2115,
    DW_AT_GNU_all_tail_call_sites = 0x2116,
    DW_AT_GNU_all_call_sites = 0x2117,
    DW_AT_GNU_all_source_call_sites = 0x2118,

    DW_AT_hi_user = 0x3fff
  };


/* DWARF form encodings.  */
enum
  {
    DW_FORM_addr = 0x01,
    DW_FORM_block2 = 0x03,
    DW_FORM_block4 = 0x04,
    DW_FORM_data2 = 0x05,
    DW_FORM_data4 = 0x06,
    DW_FORM_data8 = 0x07,
    DW_FORM_string = 0x08,
    DW_FORM_block = 0x09,
    DW_FORM_block1 = 0x0a,
    DW_FORM_data1 = 0x0b,
    DW_FORM_flag = 0x0c,
    DW_FORM_sdata = 0x0d,
    DW_FORM_strp = 0x0e,
    DW_FORM_udata = 0x0f,
    DW_FORM_ref_addr = 0x10,
    DW_FORM_ref1 = 0x11,
    DW_FORM_ref2 = 0x12,
    DW_FORM_ref4 = 0x13,
    DW_FORM_ref8 = 0x14,
    DW_FORM_ref_udata = 0x15,
    DW_FORM_indirect = 0x16,
    DW_FORM_sec_offset = 0x17,
    DW_FORM_exprloc = 0x18,
    DW_FORM_flag_present = 0x19,
    DW_FORM_ref_sig8 = 0x20
  };


/* DWARF location operation encodings.  */
enum
  {
    DW_OP_addr = 0x03,		/* Constant address.  */
    DW_OP_deref = 0x06,
    DW_OP_const1u = 0x08,	/* Unsigned 1-byte constant.  */
    DW_OP_const1s = 0x09,	/* Signed 1-byte constant.  */
    DW_OP_const2u = 0x0a,	/* Unsigned 2-byte constant.  */
    DW_OP_const2s = 0x0b,	/* Signed 2-byte constant.  */
    DW_OP_const4u = 0x0c,	/* Unsigned 4-byte constant.  */
    DW_OP_const4s = 0x0d,	/* Signed 4-byte constant.  */
    DW_OP_const8u = 0x0e,	/* Unsigned 8-byte constant.  */
    DW_OP_const8s = 0x0f,	/* Signed 8-byte constant.  */
    DW_OP_constu = 0x10,	/* Unsigned LEB128 constant.  */
    DW_OP_consts = 0x11,	/* Signed LEB128 constant.  */
    DW_OP_dup = 0x12,
    DW_OP_drop = 0x13,
    DW_OP_over = 0x14,
    DW_OP_pick = 0x15,		/* 1-byte stack index.  */
    DW_OP_swap = 0x16,
    DW_OP_rot = 0x17,
    DW_OP_xderef = 0x18,
    DW_OP_abs = 0x19,
    DW_OP_and = 0x1a,
    DW_OP_div = 0x1b,
    DW_OP_minus = 0x1c,
    DW_OP_mod = 0x1d,
    DW_OP_mul = 0x1e,
    DW_OP_neg = 0x1f,
    DW_OP_not = 0x20,
    DW_OP_or = 0x21,
    DW_OP_plus = 0x22,
    DW_OP_plus_uconst = 0x23,	/* Unsigned LEB128 addend.  */
    DW_OP_shl = 0x24,
    DW_OP_shr = 0x25,
    DW_OP_shra = 0x26,
    DW_OP_xor = 0x27,
    DW_OP_bra = 0x28,		/* Signed 2-byte constant.  */
    DW_OP_eq = 0x29,
    DW_OP_ge = 0x2a,
    DW_OP_gt = 0x2b,
    DW_OP_le = 0x2c,
    DW_OP_lt = 0x2d,
    DW_OP_ne = 0x2e,
    DW_OP_skip = 0x2f,		/* Signed 2-byte constant.  */
    DW_OP_lit0 = 0x30,		/* Literal 0.  */
    DW_OP_lit1 = 0x31,		/* Literal 1.  */
    DW_OP_lit2 = 0x32,		/* Literal 2.  */
    DW_OP_lit3 = 0x33,		/* Literal 3.  */
    DW_OP_lit4 = 0x34,		/* Literal 4.  */
    DW_OP_lit5 = 0x35,		/* Literal 5.  */
    DW_OP_lit6 = 0x36,		/* Literal 6.  */
    DW_OP_lit7 = 0x37,		/* Literal 7.  */
    DW_OP_lit8 = 0x38,		/* Literal 8.  */
    DW_OP_lit9 = 0x39,		/* Literal 9.  */
    DW_OP_lit10 = 0x3a,		/* Literal 10.  */
    DW_OP_lit11 = 0x3b,		/* Literal 11.  */
    DW_OP_lit12 = 0x3c,		/* Literal 12.  */
    DW_OP_lit13 = 0x3d,		/* Literal 13.  */
    DW_OP_lit14 = 0x3e,		/* Literal 14.  */
    DW_OP_lit15 = 0x3f,		/* Literal 15.  */
    DW_OP_lit16 = 0x40,		/* Literal 16.  */
    DW_OP_lit17 = 0x41,		/* Literal 17.  */
    DW_OP_lit18 = 0x42,		/* Literal 18.  */
    DW_OP_lit19 = 0x43,		/* Literal 19.  */
    DW_OP_lit20 = 0x44,		/* Literal 20.  */
    DW_OP_lit21 = 0x45,		/* Literal 21.  */
    DW_OP_lit22 = 0x46,		/* Literal 22.  */
    DW_OP_lit23 = 0x47,		/* Literal 23.  */
    DW_OP_lit24 = 0x48,		/* Literal 24.  */
    DW_OP_lit25 = 0x49,		/* Literal 25.  */
    DW_OP_lit26 = 0x4a,		/* Literal 26.  */
    DW_OP_lit27 = 0x4b,		/* Literal 27.  */
    DW_OP_lit28 = 0x4c,		/* Literal 28.  */
    DW_OP_lit29 = 0x4d,		/* Literal 29.  */
    DW_OP_lit30 = 0x4e,		/* Literal 30.  */
    DW_OP_lit31 = 0x4f,		/* Literal 31.  */
    DW_OP_reg0 = 0x50,		/* Register 0.  */
    DW_OP_reg1 = 0x51,		/* Register 1.  */
    DW_OP_reg2 = 0x52,		/* Register 2.  */
    DW_OP_reg3 = 0x53,		/* Register 3.  */
    DW_OP_reg4 = 0x54,		/* Register 4.  */
    DW_OP_reg5 = 0x55,		/* Register 5.  */
    DW_OP_reg6 = 0x56,		/* Register 6.  */
    DW_OP_reg7 = 0x57,		/* Register 7.  */
    DW_OP_reg8 = 0x58,		/* Register 8.  */
    DW_OP_reg9 = 0x59,		/* Register 9.  */
    DW_OP_reg10 = 0x5a,		/* Register 10.  */
    DW_OP_reg11 = 0x5b,		/* Register 11.  */
    DW_OP_reg12 = 0x5c,		/* Register 12.  */
    DW_OP_reg13 = 0x5d,		/* Register 13.  */
    DW_OP_reg14 = 0x5e,		/* Register 14.  */
    DW_OP_reg15 = 0x5f,		/* Register 15.  */
    DW_OP_reg16 = 0x60,		/* Register 16.  */
    DW_OP_reg17 = 0x61,		/* Register 17.  */
    DW_OP_reg18 = 0x62,		/* Register 18.  */
    DW_OP_reg19 = 0x63,		/* Register 19.  */
    DW_OP_reg20 = 0x64,		/* Register 20.  */
    DW_OP_reg21 = 0x65,		/* Register 21.  */
    DW_OP_reg22 = 0x66,		/* Register 22.  */
    DW_OP_reg23 = 0x67,		/* Register 24.  */
    DW_OP_reg24 = 0x68,		/* Register 24.  */
    DW_OP_reg25 = 0x69,		/* Register 25.  */
    DW_OP_reg26 = 0x6a,		/* Register 26.  */
    DW_OP_reg27 = 0x6b,		/* Register 27.  */
    DW_OP_reg28 = 0x6c,		/* Register 28.  */
    DW_OP_reg29 = 0x6d,		/* Register 29.  */
    DW_OP_reg30 = 0x6e,		/* Register 30.  */
    DW_OP_reg31 = 0x6f,		/* Register 31.  */
    DW_OP_breg0 = 0x70,		/* Base register 0.  */
    DW_OP_breg1 = 0x71,		/* Base register 1.  */
    DW_OP_breg2 = 0x72,		/* Base register 2.  */
    DW_OP_breg3 = 0x73,		/* Base register 3.  */
    DW_OP_breg4 = 0x74,		/* Base register 4.  */
    DW_OP_breg5 = 0x75,		/* Base register 5.  */
    DW_OP_breg6 = 0x76,		/* Base register 6.  */
    DW_OP_breg7 = 0x77,		/* Base register 7.  */
    DW_OP_breg8 = 0x78,		/* Base register 8.  */
    DW_OP_breg9 = 0x79,		/* Base register 9.  */
    DW_OP_breg10 = 0x7a,	/* Base register 10.  */
    DW_OP_breg11 = 0x7b,	/* Base register 11.  */
    DW_OP_breg12 = 0x7c,	/* Base register 12.  */
    DW_OP_breg13 = 0x7d,	/* Base register 13.  */
    DW_OP_breg14 = 0x7e,	/* Base register 14.  */
    DW_OP_breg15 = 0x7f,	/* Base register 15.  */
    DW_OP_breg16 = 0x80,	/* Base register 16.  */
    DW_OP_breg17 = 0x81,	/* Base register 17.  */
    DW_OP_breg18 = 0x82,	/* Base register 18.  */
    DW_OP_breg19 = 0x83,	/* Base register 19.  */
    DW_OP_breg20 = 0x84,	/* Base register 20.  */
    DW_OP_breg21 = 0x85,	/* Base register 21.  */
    DW_OP_breg22 = 0x86,	/* Base register 22.  */
    DW_OP_breg23 = 0x87,	/* Base register 23.  */
    DW_OP_breg24 = 0x88,	/* Base register 24.  */
    DW_OP_breg25 = 0x89,	/* Base register 25.  */
    DW_OP_breg26 = 0x8a,	/* Base register 26.  */
    DW_OP_breg27 = 0x8b,	/* Base register 27.  */
    DW_OP_breg28 = 0x8c,	/* Base register 28.  */
    DW_OP_breg29 = 0x8d,	/* Base register 29.  */
    DW_OP_breg30 = 0x8e,	/* Base register 30.  */
    DW_OP_breg31 = 0x8f,	/* Base register 31.  */
    DW_OP_regx = 0x90,		/* Unsigned LEB128 register.  */
    DW_OP_fbreg = 0x91,		/* Signed LEB128 offset.  */
    DW_OP_bregx = 0x92,		/* ULEB128 register followed by SLEB128 off. */
    DW_OP_piece = 0x93,		/* ULEB128 size of piece addressed. */
    DW_OP_deref_size = 0x94,	/* 1-byte size of data retrieved.  */
    DW_OP_xderef_size = 0x95,	/* 1-byte size of data retrieved.  */
    DW_OP_nop = 0x96,
    DW_OP_push_object_address = 0x97,
    DW_OP_call2 = 0x98,
    DW_OP_call4 = 0x99,
    DW_OP_call_ref = 0x9a,
    DW_OP_form_tls_address = 0x9b,/* TLS offset to address in current thread */
    DW_OP_call_frame_cfa = 0x9c,/* CFA as determined by CFI.  */
    DW_OP_bit_piece = 0x9d,	/* ULEB128 size and ULEB128 offset in bits.  */
    DW_OP_implicit_value = 0x9e, /* DW_FORM_block follows opcode.  */
    DW_OP_stack_value = 0x9f,	 /* No operands, special like DW_OP_piece.  */

    /* GNU extensions.  */
    DW_OP_GNU_push_tls_address = 0xe0,
    DW_OP_GNU_uninit = 0xf0,
    DW_OP_GNU_encoded_addr = 0xf1,
    DW_OP_GNU_implicit_pointer = 0xf2,
    DW_OP_GNU_entry_value = 0xf3,
    DW_OP_GNU_const_type = 0xf4,
    DW_OP_GNU_regval_type = 0xf5,
    DW_OP_GNU_deref_type = 0xf6,
    DW_OP_GNU_convert = 0xf7,
    DW_OP_GNU_reinterpret = 0xf9,

    DW_OP_lo_user = 0xe0,	/* Implementation-defined range start.  */
    DW_OP_hi_user = 0xff	/* Implementation-defined range end.  */
  };


/* DWARF base type encodings.  */
enum
  {
    DW_ATE_void = 0x0,
    DW_ATE_address = 0x1,
    DW_ATE_boolean = 0x2,
    DW_ATE_complex_float = 0x3,
    DW_ATE_float = 0x4,
    DW_ATE_signed = 0x5,
    DW_ATE_signed_char = 0x6,
    DW_ATE_unsigned = 0x7,
    DW_ATE_unsigned_char = 0x8,
    DW_ATE_imaginary_float = 0x9,
    DW_ATE_packed_decimal = 0xa,
    DW_ATE_numeric_string = 0xb,
    DW_ATE_edited = 0xc,
    DW_ATE_signed_fixed = 0xd,
    DW_ATE_unsigned_fixed = 0xe,
    DW_ATE_decimal_float = 0xf,

    DW_ATE_lo_user = 0x80,
    DW_ATE_hi_user = 0xff
  };


/* DWARF decimal sign encodings.  */
enum
  {
    DW_DS_unsigned = 1,
    DW_DS_leading_overpunch = 2,
    DW_DS_trailing_overpunch = 3,
    DW_DS_leading_separate = 4,
    DW_DS_trailing_separate = 5,
  };


/* DWARF endianity encodings.  */
enum
  {
    DW_END_default = 0,
    DW_END_big = 1,
    DW_END_little = 2,

    DW_END_lo_user = 0x40,
    DW_END_hi_user = 0xff
  };


/* DWARF accessibility encodings.  */
enum
  {
    DW_ACCESS_public = 1,
    DW_ACCESS_protected = 2,
    DW_ACCESS_private = 3
  };


/* DWARF visibility encodings.  */
enum
  {
    DW_VIS_local = 1,
    DW_VIS_exported = 2,
    DW_VIS_qualified = 3
  };


/* DWARF virtuality encodings.  */
enum
  {
    DW_VIRTUALITY_none = 0,
    DW_VIRTUALITY_virtual = 1,
    DW_VIRTUALITY_pure_virtual = 2
  };


/* DWARF language encodings.  */
enum
  {
    DW_LANG_C89 = 0x0001,	     /* ISO C:1989 */
    DW_LANG_C = 0x0002,		     /* C */
    DW_LANG_Ada83 = 0x0003,	     /* ISO Ada:1983 */
    DW_LANG_C_plus_plus	= 0x0004,    /* ISO C++:1998 */
    DW_LANG_Cobol74 = 0x0005,	     /* ISO Cobol:1974 */
    DW_LANG_Cobol85 = 0x0006,	     /* ISO Cobol:1985 */
    DW_LANG_Fortran77 = 0x0007,	     /* ISO FORTRAN 77 */
    DW_LANG_Fortran90 = 0x0008,	     /* ISO Fortran 90 */
    DW_LANG_Pascal83 = 0x0009,	     /* ISO Pascal:1983 */
    DW_LANG_Modula2 = 0x000a,	     /* ISO Modula-2:1996 */
    DW_LANG_Java = 0x000b,	     /* Java */
    DW_LANG_C99 = 0x000c,	     /* ISO C:1999 */
    DW_LANG_Ada95 = 0x000d,	     /* ISO Ada:1995 */
    DW_LANG_Fortran95 = 0x000e,	     /* ISO Fortran 95 */
    DW_LANG_PL1 = 0x000f,	     /* ISO PL/1:1976 */
    DW_LANG_Objc = 0x0010,	     /* Objective-C */
    DW_LANG_ObjC_plus_plus = 0x0011, /* Objective-C++ */
    DW_LANG_UPC = 0x0012,	     /* Unified Parallel C */
    DW_LANG_D = 0x0013,		     /* D */
    DW_LANG_Python = 0x0014,	     /* Python */
    DW_LANG_Go = 0x0016,	     /* Google's Go (provisionally in DWARF5) */

    DW_LANG_lo_user = 0x8000,
    DW_LANG_Mips_Assembler = 0x8001,
    DW_LANG_hi_user = 0xffff
  };


/* DWARF identifier case encodings.  */
enum
  {
    DW_ID_case_sensitive = 0,
    DW_ID_up_case = 1,
    DW_ID_down_case = 2,
    DW_ID_case_insensitive = 3
  };


/* DWARF calling conventions encodings.  */
enum
  {
    DW_CC_normal = 0x1,
    DW_CC_program = 0x2,
    DW_CC_nocall = 0x3,
    DW_CC_lo_user = 0x40,
    DW_CC_hi_user = 0xff
  };


/* DWARF inline encodings.  */
enum
  {
    DW_INL_not_inlined = 0,
    DW_INL_inlined = 1,
    DW_INL_declared_not_inlined = 2,
    DW_INL_declared_inlined = 3
  };


/* DWARF ordering encodings.  */
enum
  {
    DW_ORD_row_major = 0,
    DW_ORD_col_major = 1
  };


/* DWARF discriminant descriptor encodings.  */
enum
  {
    DW_DSC_label = 0,
    DW_DSC_range = 1
  };


/* DWARF standard opcode encodings.  */
enum
  {
    DW_LNS_copy = 1,
    DW_LNS_advance_pc = 2,
    DW_LNS_advance_line = 3,
    DW_LNS_set_file = 4,
    DW_LNS_set_column = 5,
    DW_LNS_negate_stmt = 6,
    DW_LNS_set_basic_block = 7,
    DW_LNS_const_add_pc = 8,
    DW_LNS_fixed_advance_pc = 9,
    DW_LNS_set_prologue_end = 10,
    DW_LNS_set_epilogue_begin = 11,
    DW_LNS_set_isa = 12
  };


/* DWARF extended opcode encodings.  */
enum
  {
    DW_LNE_end_sequence = 1,
    DW_LNE_set_address = 2,
    DW_LNE_define_file = 3,
    DW_LNE_set_discriminator = 4,

    DW_LNE_lo_user = 128,
    DW_LNE_hi_user = 255
  };


/* DWARF macinfo type encodings.  */
enum
  {
    DW_MACINFO_define = 1,
    DW_MACINFO_undef = 2,
    DW_MACINFO_start_file = 3,
    DW_MACINFO_end_file = 4,
    DW_MACINFO_vendor_ext = 255
  };


/* DWARF call frame instruction encodings.  */
enum
  {
    DW_CFA_advance_loc = 0x40,
    DW_CFA_offset = 0x80,
    DW_CFA_restore = 0xc0,
    DW_CFA_extended = 0,

    DW_CFA_nop = 0x00,
    DW_CFA_set_loc = 0x01,
    DW_CFA_advance_loc1 = 0x02,
    DW_CFA_advance_loc2 = 0x03,
    DW_CFA_advance_loc4 = 0x04,
    DW_CFA_offset_extended = 0x05,
    DW_CFA_restore_extended = 0x06,
    DW_CFA_undefined = 0x07,
    DW_CFA_same_value = 0x08,
    DW_CFA_register = 0x09,
    DW_CFA_remember_state = 0x0a,
    DW_CFA_restore_state = 0x0b,
    DW_CFA_def_cfa = 0x0c,
    DW_CFA_def_cfa_register = 0x0d,
    DW_CFA_def_cfa_offset = 0x0e,
    DW_CFA_def_cfa_expression = 0x0f,
    DW_CFA_expression = 0x10,
    DW_CFA_offset_extended_sf = 0x11,
    DW_CFA_def_cfa_sf = 0x12,
    DW_CFA_def_cfa_offset_sf = 0x13,
    DW_CFA_val_offset = 0x14,
    DW_CFA_val_offset_sf = 0x15,
    DW_CFA_val_expression = 0x16,

    DW_CFA_low_user = 0x1c,
    DW_CFA_MIPS_advance_loc8 = 0x1d,
    DW_CFA_GNU_window_save = 0x2d,
    DW_CFA_GNU_args_size = 0x2e,
    DW_CFA_GNU_negative_offset_extended = 0x2f,
    DW_CFA_high_user = 0x3f
  };

/* ID indicating CIE as opposed to FDE in .debug_frame.  */
enum
  {
    DW_CIE_ID_32 = 0xffffffffU,		 /* In 32-bit format CIE header.  */
    DW_CIE_ID_64 = 0xffffffffffffffffULL /* In 64-bit format CIE header.  */
  };


/* Information for GNU unwind information.  */
enum
  {
    DW_EH_PE_absptr = 0x00,
    DW_EH_PE_omit = 0xff,

    /* FDE data encoding.  */
    DW_EH_PE_uleb128 = 0x01,
    DW_EH_PE_udata2 = 0x02,
    DW_EH_PE_udata4 = 0x03,
    DW_EH_PE_udata8 = 0x04,
    DW_EH_PE_sleb128 = 0x09,
    DW_EH_PE_sdata2 = 0x0a,
    DW_EH_PE_sdata4 = 0x0b,
    DW_EH_PE_sdata8 = 0x0c,
    DW_EH_PE_signed = 0x08,

    /* FDE flags.  */
    DW_EH_PE_pcrel = 0x10,
    DW_EH_PE_textrel = 0x20,
    DW_EH_PE_datarel = 0x30,
    DW_EH_PE_funcrel = 0x40,
    DW_EH_PE_aligned = 0x50,

    DW_EH_PE_indirect = 0x80
  };


/* DWARF XXX.  */
#define DW_ADDR_none	0

/* Section 7.2.2 of the DWARF3 specification defines a range of escape
   codes that can appear in the length field of certain DWARF structures.

   These defines enumerate the minium and maximum values of this range.
   Currently only the maximum value is used (to indicate that 64-bit
   values are going to be used in the dwarf data that accompanies the
   structure).  The other values are reserved.

   Note: There is a typo in DWARF3 spec (published Dec 20, 2005).  In
   sections 7.4, 7.5.1, 7.19, 7.20 the minimum escape code is referred to
   as 0xffffff00 whereas in fact it should be 0xfffffff0.  */
#define DWARF3_LENGTH_MIN_ESCAPE_CODE 0xfffffff0u
#define DWARF3_LENGTH_MAX_ESCAPE_CODE 0xffffffffu
#define DWARF3_LENGTH_64_BIT          DWARF3_LENGTH_MAX_ESCAPE_CODE

#endif	/* dwarf.h */