include/dwarf2.h - third_party/gdb - Git at Google

 /* Declarations and definitions of codes relating to the DWARF2 and
    DWARF3 symbolic debugging information formats.
    Copyright (C) 1992-2016 Free Software Foundation, Inc.

    Written by Gary Funck (gary@intrepid.com) The Ada Joint Program
    Office (AJPO), Florida State University and Silicon Graphics Inc.
    provided support for this effort -- June 21, 1995.

    Derived from the DWARF 1 implementation written by Ron Guilmette
    (rfg@netcom.com), November 1990.

    This file is part of GCC.

    GCC 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; either version 3, or (at your option) any later
    version.

    GCC 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.

    Under Section 7 of GPL version 3, you are granted additional
    permissions described in the GCC Runtime Library Exception, version
    3.1, as published by the Free Software Foundation.

    You should have received a copy of the GNU General Public License and
    a copy of the GCC Runtime Library Exception along with this program;
    see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
    <http://www.gnu.org/licenses/>.  */

 /* This file is derived from the DWARF specification (a public document)
    Revision 2.0.0 (July 27, 1993) developed by the UNIX International
    Programming Languages Special Interest Group (UI/PLSIG) and distributed
    by UNIX International.  Copies of this specification are available from
    UNIX International, 20 Waterview Boulevard, Parsippany, NJ, 07054.

    This file also now contains definitions from the DWARF 3 specification
    published Dec 20, 2005, available from: http://dwarf.freestandards.org.  */

 #ifndef _DWARF2_H
 #define _DWARF2_H

 #define DW_TAG(name, value) , name = value
 #define DW_TAG_DUP(name, value) , name = value
 #define DW_FORM(name, value) , name = value
 #define DW_AT(name, value) , name = value
 #define DW_AT_DUP(name, value) , name = value
 #define DW_OP(name, value) , name = value
 #define DW_OP_DUP(name, value) , name = value
 #define DW_ATE(name, value) , name = value
 #define DW_ATE_DUP(name, value) , name = value
 #define DW_CFA(name, value) , name = value

 #define DW_FIRST_TAG(name, value) enum dwarf_tag { \
   name = value
 #define DW_END_TAG };
 #define DW_FIRST_FORM(name, value) enum dwarf_form { \
   name = value
 #define DW_END_FORM };
 #define DW_FIRST_AT(name, value) enum dwarf_attribute { \
   name = value
 #define DW_END_AT };
 #define DW_FIRST_OP(name, value) enum dwarf_location_atom { \
   name = value
 #define DW_END_OP };
 #define DW_FIRST_ATE(name, value) enum dwarf_type { \
   name = value
 #define DW_END_ATE };
 #define DW_FIRST_CFA(name, value) enum dwarf_call_frame_info { \
   name = value
 #define DW_END_CFA };

 #include "dwarf2.def"

 #undef DW_FIRST_TAG
 #undef DW_END_TAG
 #undef DW_FIRST_FORM
 #undef DW_END_FORM
 #undef DW_FIRST_AT
 #undef DW_END_AT
 #undef DW_FIRST_OP
 #undef DW_END_OP
 #undef DW_FIRST_ATE
 #undef DW_END_ATE
 #undef DW_FIRST_CFA
 #undef DW_END_CFA

 #undef DW_TAG
 #undef DW_TAG_DUP
 #undef DW_FORM
 #undef DW_AT
 #undef DW_AT_DUP
 #undef DW_OP
 #undef DW_OP_DUP
 #undef DW_ATE
 #undef DW_ATE_DUP
 #undef DW_CFA

 /* Flag that tells whether entry has a child or not.  */
 #define DW_children_no   0
 #define	DW_children_yes  1

 #define DW_AT_stride_size   DW_AT_bit_stride  /* Note: The use of DW_AT_stride_size is deprecated.  */
 #define DW_AT_stride   DW_AT_byte_stride  /* Note: The use of DW_AT_stride is deprecated.  */

 /* Decimal sign encodings.  */
 enum dwarf_decimal_sign_encoding
   {
     /* DWARF 3.  */
     DW_DS_unsigned = 0x01,
     DW_DS_leading_overpunch = 0x02,
     DW_DS_trailing_overpunch = 0x03,
     DW_DS_leading_separate = 0x04,
     DW_DS_trailing_separate = 0x05
   };

 /* Endianity encodings.  */
 enum dwarf_endianity_encoding
   {
     /* DWARF 3.  */
     DW_END_default = 0x00,
     DW_END_big = 0x01,
     DW_END_little = 0x02,

     DW_END_lo_user = 0x40,
     DW_END_hi_user = 0xff
   };

 /* Array ordering names and codes.  */
 enum dwarf_array_dim_ordering
   {
     DW_ORD_row_major = 0,
     DW_ORD_col_major = 1
   };

 /* Access attribute.  */
 enum dwarf_access_attribute
   {
     DW_ACCESS_public = 1,
     DW_ACCESS_protected = 2,
     DW_ACCESS_private = 3
   };

 /* Visibility.  */
 enum dwarf_visibility_attribute
   {
     DW_VIS_local = 1,
     DW_VIS_exported = 2,
     DW_VIS_qualified = 3
   };

 /* Virtuality.  */
 enum dwarf_virtuality_attribute
   {
     DW_VIRTUALITY_none = 0,
     DW_VIRTUALITY_virtual = 1,
     DW_VIRTUALITY_pure_virtual = 2
   };

 /* Case sensitivity.  */
 enum dwarf_id_case
   {
     DW_ID_case_sensitive = 0,
     DW_ID_up_case = 1,
     DW_ID_down_case = 2,
     DW_ID_case_insensitive = 3
   };

 /* Calling convention.  */
 enum dwarf_calling_convention
   {
     DW_CC_normal = 0x1,
     DW_CC_program = 0x2,
     DW_CC_nocall = 0x3,

     DW_CC_lo_user = 0x40,
     DW_CC_hi_user = 0xff,

     DW_CC_GNU_renesas_sh = 0x40,
     DW_CC_GNU_borland_fastcall_i386 = 0x41,

     /* This DW_CC_ value is not currently generated by any toolchain.  It is
        used internally to GDB to indicate OpenCL C functions that have been
        compiled with the IBM XL C for OpenCL compiler and use a non-platform
        calling convention for passing OpenCL C vector types.  This value may
        be changed freely as long as it does not conflict with any other DW_CC_
        value defined here.  */
     DW_CC_GDB_IBM_OpenCL = 0xff
   };

 /* Inline attribute.  */
 enum dwarf_inline_attribute
   {
     DW_INL_not_inlined = 0,
     DW_INL_inlined = 1,
     DW_INL_declared_not_inlined = 2,
     DW_INL_declared_inlined = 3
   };

 /* Discriminant lists.  */
 enum dwarf_discrim_list
   {
     DW_DSC_label = 0,
     DW_DSC_range = 1
   };

 /* Line number opcodes.  */
 enum dwarf_line_number_ops
   {
     DW_LNS_extended_op = 0,
     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,
     /* DWARF 3.  */
     DW_LNS_set_prologue_end = 10,
     DW_LNS_set_epilogue_begin = 11,
     DW_LNS_set_isa = 12
   };

 /* Line number extended opcodes.  */
 enum dwarf_line_number_x_ops
   {
     DW_LNE_end_sequence = 1,
     DW_LNE_set_address = 2,
     DW_LNE_define_file = 3,
     DW_LNE_set_discriminator = 4,
     /* HP extensions.  */
     DW_LNE_HP_negate_is_UV_update      = 0x11,
     DW_LNE_HP_push_context             = 0x12,
     DW_LNE_HP_pop_context              = 0x13,
     DW_LNE_HP_set_file_line_column     = 0x14,
     DW_LNE_HP_set_routine_name         = 0x15,
     DW_LNE_HP_set_sequence             = 0x16,
     DW_LNE_HP_negate_post_semantics    = 0x17,
     DW_LNE_HP_negate_function_exit     = 0x18,
     DW_LNE_HP_negate_front_end_logical = 0x19,
     DW_LNE_HP_define_proc              = 0x20,
     DW_LNE_HP_source_file_correlation  = 0x80,

     DW_LNE_lo_user = 0x80,
     DW_LNE_hi_user = 0xff
   };

 /* Sub-opcodes for DW_LNE_HP_source_file_correlation.  */
 enum dwarf_line_number_hp_sfc_ops
   {
     DW_LNE_HP_SFC_formfeed = 1,
     DW_LNE_HP_SFC_set_listing_line = 2,
     DW_LNE_HP_SFC_associate = 3
   };

 /* Type codes for location list entries.
    Extension for Fission.  See http://gcc.gnu.org/wiki/DebugFission.  */

 enum dwarf_location_list_entry_type
   {
     DW_LLE_GNU_end_of_list_entry = 0,
     DW_LLE_GNU_base_address_selection_entry = 1,
     DW_LLE_GNU_start_end_entry = 2,
     DW_LLE_GNU_start_length_entry = 3
   };

 #define DW_CIE_ID	  0xffffffff
 #define DW64_CIE_ID	  0xffffffffffffffffULL
 #define DW_CIE_VERSION	  1

 #define DW_CFA_extended   0

 #define DW_CHILDREN_no		     0x00
 #define DW_CHILDREN_yes		     0x01

 #define DW_ADDR_none		0

 /* Source language names and codes.  */
 enum dwarf_source_language
   {
     DW_LANG_C89 = 0x0001,
     DW_LANG_C = 0x0002,
     DW_LANG_Ada83 = 0x0003,
     DW_LANG_C_plus_plus = 0x0004,
     DW_LANG_Cobol74 = 0x0005,
     DW_LANG_Cobol85 = 0x0006,
     DW_LANG_Fortran77 = 0x0007,
     DW_LANG_Fortran90 = 0x0008,
     DW_LANG_Pascal83 = 0x0009,
     DW_LANG_Modula2 = 0x000a,
     /* DWARF 3.  */
     DW_LANG_Java = 0x000b,
     DW_LANG_C99 = 0x000c,
     DW_LANG_Ada95 = 0x000d,
     DW_LANG_Fortran95 = 0x000e,
     DW_LANG_PLI = 0x000f,
     DW_LANG_ObjC = 0x0010,
     DW_LANG_ObjC_plus_plus = 0x0011,
     DW_LANG_UPC = 0x0012,
     DW_LANG_D = 0x0013,
     /* DWARF 4.  */
     DW_LANG_Python = 0x0014,
     /* DWARF 5.  */
     DW_LANG_Go = 0x0016,

     DW_LANG_C_plus_plus_11 = 0x001a, /* dwarf5.20141029.pdf DRAFT */
     DW_LANG_Rust = 0x001c,
     DW_LANG_C11 = 0x001d,
     DW_LANG_C_plus_plus_14 = 0x0021,
     DW_LANG_Fortran03 = 0x0022,
     DW_LANG_Fortran08 = 0x0023,

     DW_LANG_lo_user = 0x8000,	/* Implementation-defined range start.  */
     DW_LANG_hi_user = 0xffff,	/* Implementation-defined range start.  */

     /* MIPS.  */
     DW_LANG_Mips_Assembler = 0x8001,
     /* UPC.  */
     DW_LANG_Upc = 0x8765,
     /* HP extensions.  */
     DW_LANG_HP_Bliss     = 0x8003,
     DW_LANG_HP_Basic91   = 0x8004,
     DW_LANG_HP_Pascal91  = 0x8005,
     DW_LANG_HP_IMacro    = 0x8006,
     DW_LANG_HP_Assembler = 0x8007,

     /* Rust extension, but replaced in DWARF 5.  */
     DW_LANG_Rust_old = 0x9000
   };

 /* Names and codes for macro information.  */
 enum dwarf_macinfo_record_type
   {
     DW_MACINFO_define = 1,
     DW_MACINFO_undef = 2,
     DW_MACINFO_start_file = 3,
     DW_MACINFO_end_file = 4,
     DW_MACINFO_vendor_ext = 255
   };

 /* Names and codes for new style macro information.  */
 enum dwarf_macro_record_type
   {
     DW_MACRO_GNU_define = 1,
     DW_MACRO_GNU_undef = 2,
     DW_MACRO_GNU_start_file = 3,
     DW_MACRO_GNU_end_file = 4,
     DW_MACRO_GNU_define_indirect = 5,
     DW_MACRO_GNU_undef_indirect = 6,
     DW_MACRO_GNU_transparent_include = 7,
     /* Extensions for DWZ multifile.
        See http://www.dwarfstd.org/ShowIssue.php?issue=120604.1&type=open .  */
     DW_MACRO_GNU_define_indirect_alt = 8,
     DW_MACRO_GNU_undef_indirect_alt = 9,
     DW_MACRO_GNU_transparent_include_alt = 10,
     DW_MACRO_GNU_lo_user = 0xe0,
     DW_MACRO_GNU_hi_user = 0xff
   };

 /* @@@ For use with GNU frame unwind information.  */

 #define DW_EH_PE_absptr		0x00
 #define DW_EH_PE_omit		0xff

 #define DW_EH_PE_uleb128	0x01
 #define DW_EH_PE_udata2		0x02
 #define DW_EH_PE_udata4		0x03
 #define DW_EH_PE_udata8		0x04
 #define DW_EH_PE_sleb128	0x09
 #define DW_EH_PE_sdata2		0x0A
 #define DW_EH_PE_sdata4		0x0B
 #define DW_EH_PE_sdata8		0x0C
 #define DW_EH_PE_signed		0x08

 #define DW_EH_PE_pcrel		0x10
 #define DW_EH_PE_textrel	0x20
 #define DW_EH_PE_datarel	0x30
 #define DW_EH_PE_funcrel	0x40
 #define DW_EH_PE_aligned	0x50

 #define DW_EH_PE_indirect	0x80

 /* Codes for the debug sections in a dwarf package (.dwp) file.
    Extensions for Fission.  See http://gcc.gnu.org/wiki/DebugFissionDWP.  */
 enum dwarf_sect
   {
     DW_SECT_INFO = 1,
     DW_SECT_TYPES = 2,
     DW_SECT_ABBREV = 3,
     DW_SECT_LINE = 4,
     DW_SECT_LOC = 5,
     DW_SECT_STR_OFFSETS = 6,
     DW_SECT_MACINFO = 7,
     DW_SECT_MACRO = 8,
     DW_SECT_MAX = 8
   };

 #ifdef __cplusplus
 extern "C" {
 #endif /* __cplusplus */

 /* Return the name of a DW_TAG_ constant, or NULL if the value is not
    recognized.  */
 extern const char *get_DW_TAG_name (unsigned int tag);

 /* Return the name of a DW_AT_ constant, or NULL if the value is not
    recognized.  */
 extern const char *get_DW_AT_name (unsigned int attr);

 /* Return the name of a DW_FORM_ constant, or NULL if the value is not
    recognized.  */
 extern const char *get_DW_FORM_name (unsigned int form);

 /* Return the name of a DW_OP_ constant, or NULL if the value is not
    recognized.  */
 extern const char *get_DW_OP_name (unsigned int op);

 /* Return the name of a DW_ATE_ constant, or NULL if the value is not
    recognized.  */
 extern const char *get_DW_ATE_name (unsigned int enc);

 /* Return the name of a DW_CFA_ constant, or NULL if the value is not
    recognized.  */
 extern const char *get_DW_CFA_name (unsigned int opc);

 #ifdef __cplusplus
 }
 #endif /* __cplusplus */

 #endif /* _DWARF2_H */
	/* Declarations and definitions of codes relating to the DWARF2 and
	DWARF3 symbolic debugging information formats.
	Copyright (C) 1992-2016 Free Software Foundation, Inc.

	Written by Gary Funck (gary@intrepid.com) The Ada Joint Program
	Office (AJPO), Florida State University and Silicon Graphics Inc.
	provided support for this effort -- June 21, 1995.

	Derived from the DWARF 1 implementation written by Ron Guilmette
	(rfg@netcom.com), November 1990.

	This file is part of GCC.

	GCC 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; either version 3, or (at your option) any later
	version.

	GCC 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.

	Under Section 7 of GPL version 3, you are granted additional
	permissions described in the GCC Runtime Library Exception, version
	3.1, as published by the Free Software Foundation.

	You should have received a copy of the GNU General Public License and
	a copy of the GCC Runtime Library Exception along with this program;
	see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
	<http://www.gnu.org/licenses/>. */

	/* This file is derived from the DWARF specification (a public document)
	Revision 2.0.0 (July 27, 1993) developed by the UNIX International
	Programming Languages Special Interest Group (UI/PLSIG) and distributed
	by UNIX International. Copies of this specification are available from
	UNIX International, 20 Waterview Boulevard, Parsippany, NJ, 07054.

	This file also now contains definitions from the DWARF 3 specification
	published Dec 20, 2005, available from: http://dwarf.freestandards.org. */

	#ifndef _DWARF2_H
	#define _DWARF2_H

	#define DW_TAG(name, value) , name = value
	#define DW_TAG_DUP(name, value) , name = value
	#define DW_FORM(name, value) , name = value
	#define DW_AT(name, value) , name = value
	#define DW_AT_DUP(name, value) , name = value
	#define DW_OP(name, value) , name = value
	#define DW_OP_DUP(name, value) , name = value
	#define DW_ATE(name, value) , name = value
	#define DW_ATE_DUP(name, value) , name = value
	#define DW_CFA(name, value) , name = value

	#define DW_FIRST_TAG(name, value) enum dwarf_tag { \
	name = value
	#define DW_END_TAG };
	#define DW_FIRST_FORM(name, value) enum dwarf_form { \
	name = value
	#define DW_END_FORM };
	#define DW_FIRST_AT(name, value) enum dwarf_attribute { \
	name = value
	#define DW_END_AT };
	#define DW_FIRST_OP(name, value) enum dwarf_location_atom { \
	name = value
	#define DW_END_OP };
	#define DW_FIRST_ATE(name, value) enum dwarf_type { \
	name = value
	#define DW_END_ATE };
	#define DW_FIRST_CFA(name, value) enum dwarf_call_frame_info { \
	name = value
	#define DW_END_CFA };

	#include "dwarf2.def"

	#undef DW_FIRST_TAG
	#undef DW_END_TAG
	#undef DW_FIRST_FORM
	#undef DW_END_FORM
	#undef DW_FIRST_AT
	#undef DW_END_AT
	#undef DW_FIRST_OP
	#undef DW_END_OP
	#undef DW_FIRST_ATE
	#undef DW_END_ATE
	#undef DW_FIRST_CFA
	#undef DW_END_CFA

	#undef DW_TAG
	#undef DW_TAG_DUP
	#undef DW_FORM
	#undef DW_AT
	#undef DW_AT_DUP
	#undef DW_OP
	#undef DW_OP_DUP
	#undef DW_ATE
	#undef DW_ATE_DUP
	#undef DW_CFA

	/* Flag that tells whether entry has a child or not. */
	#define DW_children_no 0
	#define DW_children_yes 1

	#define DW_AT_stride_size DW_AT_bit_stride /* Note: The use of DW_AT_stride_size is deprecated. */
	#define DW_AT_stride DW_AT_byte_stride /* Note: The use of DW_AT_stride is deprecated. */

	/* Decimal sign encodings. */
	enum dwarf_decimal_sign_encoding
	{
	/* DWARF 3. */
	DW_DS_unsigned = 0x01,
	DW_DS_leading_overpunch = 0x02,
	DW_DS_trailing_overpunch = 0x03,
	DW_DS_leading_separate = 0x04,
	DW_DS_trailing_separate = 0x05
	};

	/* Endianity encodings. */
	enum dwarf_endianity_encoding
	{
	/* DWARF 3. */
	DW_END_default = 0x00,
	DW_END_big = 0x01,
	DW_END_little = 0x02,

	DW_END_lo_user = 0x40,
	DW_END_hi_user = 0xff
	};

	/* Array ordering names and codes. */
	enum dwarf_array_dim_ordering
	{
	DW_ORD_row_major = 0,
	DW_ORD_col_major = 1
	};

	/* Access attribute. */
	enum dwarf_access_attribute
	{
	DW_ACCESS_public = 1,
	DW_ACCESS_protected = 2,
	DW_ACCESS_private = 3
	};

	/* Visibility. */
	enum dwarf_visibility_attribute
	{
	DW_VIS_local = 1,
	DW_VIS_exported = 2,
	DW_VIS_qualified = 3
	};

	/* Virtuality. */
	enum dwarf_virtuality_attribute
	{
	DW_VIRTUALITY_none = 0,
	DW_VIRTUALITY_virtual = 1,
	DW_VIRTUALITY_pure_virtual = 2
	};

	/* Case sensitivity. */
	enum dwarf_id_case
	{
	DW_ID_case_sensitive = 0,
	DW_ID_up_case = 1,
	DW_ID_down_case = 2,
	DW_ID_case_insensitive = 3
	};

	/* Calling convention. */
	enum dwarf_calling_convention
	{
	DW_CC_normal = 0x1,
	DW_CC_program = 0x2,
	DW_CC_nocall = 0x3,

	DW_CC_lo_user = 0x40,
	DW_CC_hi_user = 0xff,

	DW_CC_GNU_renesas_sh = 0x40,
	DW_CC_GNU_borland_fastcall_i386 = 0x41,

	/* This DW_CC_ value is not currently generated by any toolchain. It is
	used internally to GDB to indicate OpenCL C functions that have been
	compiled with the IBM XL C for OpenCL compiler and use a non-platform
	calling convention for passing OpenCL C vector types. This value may
	be changed freely as long as it does not conflict with any other DW_CC_
	value defined here. */
	DW_CC_GDB_IBM_OpenCL = 0xff
	};

	/* Inline attribute. */
	enum dwarf_inline_attribute
	{
	DW_INL_not_inlined = 0,
	DW_INL_inlined = 1,
	DW_INL_declared_not_inlined = 2,
	DW_INL_declared_inlined = 3
	};

	/* Discriminant lists. */
	enum dwarf_discrim_list
	{
	DW_DSC_label = 0,
	DW_DSC_range = 1
	};

	/* Line number opcodes. */
	enum dwarf_line_number_ops
	{
	DW_LNS_extended_op = 0,
	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,
	/* DWARF 3. */
	DW_LNS_set_prologue_end = 10,
	DW_LNS_set_epilogue_begin = 11,
	DW_LNS_set_isa = 12
	};

	/* Line number extended opcodes. */
	enum dwarf_line_number_x_ops
	{
	DW_LNE_end_sequence = 1,
	DW_LNE_set_address = 2,
	DW_LNE_define_file = 3,
	DW_LNE_set_discriminator = 4,
	/* HP extensions. */
	DW_LNE_HP_negate_is_UV_update = 0x11,
	DW_LNE_HP_push_context = 0x12,
	DW_LNE_HP_pop_context = 0x13,
	DW_LNE_HP_set_file_line_column = 0x14,
	DW_LNE_HP_set_routine_name = 0x15,
	DW_LNE_HP_set_sequence = 0x16,
	DW_LNE_HP_negate_post_semantics = 0x17,
	DW_LNE_HP_negate_function_exit = 0x18,
	DW_LNE_HP_negate_front_end_logical = 0x19,
	DW_LNE_HP_define_proc = 0x20,
	DW_LNE_HP_source_file_correlation = 0x80,

	DW_LNE_lo_user = 0x80,
	DW_LNE_hi_user = 0xff
	};

	/* Sub-opcodes for DW_LNE_HP_source_file_correlation. */
	enum dwarf_line_number_hp_sfc_ops
	{
	DW_LNE_HP_SFC_formfeed = 1,
	DW_LNE_HP_SFC_set_listing_line = 2,
	DW_LNE_HP_SFC_associate = 3
	};

	/* Type codes for location list entries.
	Extension for Fission. See http://gcc.gnu.org/wiki/DebugFission. */

	enum dwarf_location_list_entry_type
	{
	DW_LLE_GNU_end_of_list_entry = 0,
	DW_LLE_GNU_base_address_selection_entry = 1,
	DW_LLE_GNU_start_end_entry = 2,
	DW_LLE_GNU_start_length_entry = 3
	};

	#define DW_CIE_ID 0xffffffff
	#define DW64_CIE_ID 0xffffffffffffffffULL
	#define DW_CIE_VERSION 1

	#define DW_CFA_extended 0

	#define DW_CHILDREN_no 0x00
	#define DW_CHILDREN_yes 0x01

	#define DW_ADDR_none 0

	/* Source language names and codes. */
	enum dwarf_source_language
	{
	DW_LANG_C89 = 0x0001,
	DW_LANG_C = 0x0002,
	DW_LANG_Ada83 = 0x0003,
	DW_LANG_C_plus_plus = 0x0004,
	DW_LANG_Cobol74 = 0x0005,
	DW_LANG_Cobol85 = 0x0006,
	DW_LANG_Fortran77 = 0x0007,
	DW_LANG_Fortran90 = 0x0008,
	DW_LANG_Pascal83 = 0x0009,
	DW_LANG_Modula2 = 0x000a,
	/* DWARF 3. */
	DW_LANG_Java = 0x000b,
	DW_LANG_C99 = 0x000c,
	DW_LANG_Ada95 = 0x000d,
	DW_LANG_Fortran95 = 0x000e,
	DW_LANG_PLI = 0x000f,
	DW_LANG_ObjC = 0x0010,
	DW_LANG_ObjC_plus_plus = 0x0011,
	DW_LANG_UPC = 0x0012,
	DW_LANG_D = 0x0013,
	/* DWARF 4. */
	DW_LANG_Python = 0x0014,
	/* DWARF 5. */
	DW_LANG_Go = 0x0016,

	DW_LANG_C_plus_plus_11 = 0x001a, /* dwarf5.20141029.pdf DRAFT */
	DW_LANG_Rust = 0x001c,
	DW_LANG_C11 = 0x001d,
	DW_LANG_C_plus_plus_14 = 0x0021,
	DW_LANG_Fortran03 = 0x0022,
	DW_LANG_Fortran08 = 0x0023,

	DW_LANG_lo_user = 0x8000, /* Implementation-defined range start. */
	DW_LANG_hi_user = 0xffff, /* Implementation-defined range start. */

	/* MIPS. */
	DW_LANG_Mips_Assembler = 0x8001,
	/* UPC. */
	DW_LANG_Upc = 0x8765,
	/* HP extensions. */
	DW_LANG_HP_Bliss = 0x8003,
	DW_LANG_HP_Basic91 = 0x8004,
	DW_LANG_HP_Pascal91 = 0x8005,
	DW_LANG_HP_IMacro = 0x8006,
	DW_LANG_HP_Assembler = 0x8007,

	/* Rust extension, but replaced in DWARF 5. */
	DW_LANG_Rust_old = 0x9000
	};

	/* Names and codes for macro information. */
	enum dwarf_macinfo_record_type
	{
	DW_MACINFO_define = 1,
	DW_MACINFO_undef = 2,
	DW_MACINFO_start_file = 3,
	DW_MACINFO_end_file = 4,
	DW_MACINFO_vendor_ext = 255
	};

	/* Names and codes for new style macro information. */
	enum dwarf_macro_record_type
	{
	DW_MACRO_GNU_define = 1,
	DW_MACRO_GNU_undef = 2,
	DW_MACRO_GNU_start_file = 3,
	DW_MACRO_GNU_end_file = 4,
	DW_MACRO_GNU_define_indirect = 5,
	DW_MACRO_GNU_undef_indirect = 6,
	DW_MACRO_GNU_transparent_include = 7,
	/* Extensions for DWZ multifile.
	See http://www.dwarfstd.org/ShowIssue.php?issue=120604.1&type=open . */
	DW_MACRO_GNU_define_indirect_alt = 8,
	DW_MACRO_GNU_undef_indirect_alt = 9,
	DW_MACRO_GNU_transparent_include_alt = 10,
	DW_MACRO_GNU_lo_user = 0xe0,
	DW_MACRO_GNU_hi_user = 0xff
	};

	/* @@@ For use with GNU frame unwind information. */

	#define DW_EH_PE_absptr 0x00
	#define DW_EH_PE_omit 0xff

	#define DW_EH_PE_uleb128 0x01
	#define DW_EH_PE_udata2 0x02
	#define DW_EH_PE_udata4 0x03
	#define DW_EH_PE_udata8 0x04
	#define DW_EH_PE_sleb128 0x09
	#define DW_EH_PE_sdata2 0x0A
	#define DW_EH_PE_sdata4 0x0B
	#define DW_EH_PE_sdata8 0x0C
	#define DW_EH_PE_signed 0x08

	#define DW_EH_PE_pcrel 0x10
	#define DW_EH_PE_textrel 0x20
	#define DW_EH_PE_datarel 0x30
	#define DW_EH_PE_funcrel 0x40
	#define DW_EH_PE_aligned 0x50

	#define DW_EH_PE_indirect 0x80

	/* Codes for the debug sections in a dwarf package (.dwp) file.
	Extensions for Fission. See http://gcc.gnu.org/wiki/DebugFissionDWP. */
	enum dwarf_sect
	{
	DW_SECT_INFO = 1,
	DW_SECT_TYPES = 2,
	DW_SECT_ABBREV = 3,
	DW_SECT_LINE = 4,
	DW_SECT_LOC = 5,
	DW_SECT_STR_OFFSETS = 6,
	DW_SECT_MACINFO = 7,
	DW_SECT_MACRO = 8,
	DW_SECT_MAX = 8
	};

	#ifdef __cplusplus
	extern "C" {
	#endif /* __cplusplus */

	/* Return the name of a DW_TAG_ constant, or NULL if the value is not
	recognized. */
	extern const char *get_DW_TAG_name (unsigned int tag);

	/* Return the name of a DW_AT_ constant, or NULL if the value is not
	recognized. */
	extern const char *get_DW_AT_name (unsigned int attr);

	/* Return the name of a DW_FORM_ constant, or NULL if the value is not
	recognized. */
	extern const char *get_DW_FORM_name (unsigned int form);

	/* Return the name of a DW_OP_ constant, or NULL if the value is not
	recognized. */
	extern const char *get_DW_OP_name (unsigned int op);

	/* Return the name of a DW_ATE_ constant, or NULL if the value is not
	recognized. */
	extern const char *get_DW_ATE_name (unsigned int enc);

	/* Return the name of a DW_CFA_ constant, or NULL if the value is not
	recognized. */
	extern const char *get_DW_CFA_name (unsigned int opc);

	#ifdef __cplusplus
	}
	#endif /* __cplusplus */

	#endif /* _DWARF2_H */