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binutils-gdb/elfcpp/dwarf.h
Ian Lance Taylor 62b01cb503 elfcpp/: 
* dwarf.h (enum DW_FORM): Define.
gold/:
	* reduced_debug_output.cc: New file.
	* reduced_debug_output.h: New file.
	* options.h (class General_optoins): Add --strip-debug-non-line.
	* options.cc (General_options::finalize): Add strip_debug_non_line
	to the strip heirarchy.
	* layout.h (class Layout): Add debug_abbrev_ and debug_info_
	fields.
	* layout.cc: Include "reduced_debug_output.h".
	(Layout::Layout): Initialize new fields.
	(line_only_debug_sections): New static array.
	(is_lines_only_debug_sections): New static inline function.
	(Layout::include_section): Handle --strip-debug-non-line.
	(Layout::make_output_section): If --strip-debug-non-line, build
	new output sections for .debug_abbrev and .debug_info.
	* dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
	gold.  Warn about possible overflow.
	(read_signed_LEB_128): Likewise.
	* dwarf_reader.h: (read_unsigned_LEB_128): Declare.
	(read_signed_LEB_128): Declare.
	* Makefile.am (CCFILES): Add reduced_debug_output.cc.
	(HFILES): Add reduced_debug_output.h.
	* Makefile.in: Rebuild.
2008-05-28 20:48:16 +00:00

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// dwarf.h -- DWARF2 constants -*- C++ -*-
// Copyright 2006, 2007, Free Software Foundation, Inc.
// Written by Ian Lance Taylor <iant@google.com>.
// This file is part of elfcpp.
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public License
// as published by the Free Software Foundation; either version 2, or
// (at your option) any later version.
// In addition to the permissions in the GNU Library General Public
// License, the Free Software Foundation gives you unlimited
// permission to link the compiled version of this file into
// combinations with other programs, and to distribute those
// combinations without any restriction coming from the use of this
// file. (The Library Public License restrictions do apply in other
// respects; for example, they cover modification of the file, and
/// distribution when not linked into a combined executable.)
// This program 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
// Library General Public License for more details.
// You should have received a copy of the GNU Library General Public
// License along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
// 02110-1301, USA.
#ifndef ELFCPP_DWARF_H
#define ELFCPP_DWARF_H
namespace elfcpp
{
// DWARF2 codes.
enum DW_TAG
{
DW_TAG_padding = 0x00,
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_param = 0x2f,
DW_TAG_template_value_param = 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,
// DWARF3.
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_condition = 0x3f,
DW_TAG_shared_type = 0x40,
// SGI/MIPS extensions.
DW_TAG_MIPS_loop = 0x4081,
// HP extensions.
// See: ftp://ftp.hp.com/pub/lang/tools/WDB/wdb-4.0.tar.gz.
DW_TAG_HP_array_descriptor = 0x4090,
// GNU extensions.
DW_TAG_format_label = 0x4101, // For FORTRAN 77 and Fortran 90.
DW_TAG_function_template = 0x4102, // For C++.
DW_TAG_class_template = 0x4103, // For C++.
DW_TAG_GNU_BINCL = 0x4104,
DW_TAG_GNU_EINCL = 0x4105,
// Extensions for UPC. See: http://upc.gwu.edu/~upc.
DW_TAG_upc_shared_type = 0x8765,
DW_TAG_upc_strict_type = 0x8766,
DW_TAG_upc_relaxed_type = 0x8767,
// PGI (STMicroelectronics) extensions. No documentation available.
DW_TAG_PGI_kanji_type = 0xA000,
DW_TAG_PGI_interface_block = 0xA020
};
enum DW_FORM
{
DW_FORM_null = 0x00,
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
};
// Frame unwind information.
enum DW_EH_PE
{
DW_EH_PE_absptr = 0x00,
DW_EH_PE_omit = 0xff,
DW_EH_PE_uleb128 = 0x01,
DW_EH_PE_udata2 = 0x02,
DW_EH_PE_udata4 = 0x03,
DW_EH_PE_udata8 = 0x04,
DW_EH_PE_signed = 0x08,
DW_EH_PE_sleb128 = 0x09,
DW_EH_PE_sdata2 = 0x0a,
DW_EH_PE_sdata4 = 0x0b,
DW_EH_PE_sdata8 = 0x0c,
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
};
// Line number opcodes.
enum DW_LINE_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 DW_LINE_EXTENDED_OPS
{
DW_LNE_end_sequence = 1,
DW_LNE_set_address = 2,
DW_LNE_define_file = 3,
// 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
};
// Type encoding names and codes
enum DW_ENCODING
{
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,
// DWARF3/DWARF3f
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
};
// Location virtual machine opcodes
enum DW_OP
{
DW_OP_addr =0x03,
DW_OP_deref =0x06,
DW_OP_const1u =0x08,
DW_OP_const1s =0x09,
DW_OP_const2u =0x0a,
DW_OP_const2s =0x0b,
DW_OP_const4u =0x0c,
DW_OP_const4s =0x0d,
DW_OP_const8u =0x0e,
DW_OP_const8s =0x0f,
DW_OP_constu =0x10,
DW_OP_consts =0x11,
DW_OP_dup =0x12,
DW_OP_drop =0x13,
DW_OP_over =0x14,
DW_OP_pick =0x15,
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,
DW_OP_shl =0x24,
DW_OP_shr =0x25,
DW_OP_shra =0x26,
DW_OP_xor =0x27,
DW_OP_bra =0x28,
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,
DW_OP_lit0 =0x30,
DW_OP_lit1 =0x31,
DW_OP_lit2 =0x32,
DW_OP_lit3 =0x33,
DW_OP_lit4 =0x34,
DW_OP_lit5 =0x35,
DW_OP_lit6 =0x36,
DW_OP_lit7 =0x37,
DW_OP_lit8 =0x38,
DW_OP_lit9 =0x39,
DW_OP_lit10 =0x3a,
DW_OP_lit11 =0x3b,
DW_OP_lit12 =0x3c,
DW_OP_lit13 =0x3d,
DW_OP_lit14 =0x3e,
DW_OP_lit15 =0x3f,
DW_OP_lit16 =0x40,
DW_OP_lit17 =0x41,
DW_OP_lit18 =0x42,
DW_OP_lit19 =0x43,
DW_OP_lit20 =0x44,
DW_OP_lit21 =0x45,
DW_OP_lit22 =0x46,
DW_OP_lit23 =0x47,
DW_OP_lit24 =0x48,
DW_OP_lit25 =0x49,
DW_OP_lit26 =0x4a,
DW_OP_lit27 =0x4b,
DW_OP_lit28 =0x4c,
DW_OP_lit29 =0x4d,
DW_OP_lit30 =0x4e,
DW_OP_lit31 =0x4f,
DW_OP_reg0 =0x50,
DW_OP_reg1 =0x51,
DW_OP_reg2 =0x52,
DW_OP_reg3 =0x53,
DW_OP_reg4 =0x54,
DW_OP_reg5 =0x55,
DW_OP_reg6 =0x56,
DW_OP_reg7 =0x57,
DW_OP_reg8 =0x58,
DW_OP_reg9 =0x59,
DW_OP_reg10 =0x5a,
DW_OP_reg11 =0x5b,
DW_OP_reg12 =0x5c,
DW_OP_reg13 =0x5d,
DW_OP_reg14 =0x5e,
DW_OP_reg15 =0x5f,
DW_OP_reg16 =0x60,
DW_OP_reg17 =0x61,
DW_OP_reg18 =0x62,
DW_OP_reg19 =0x63,
DW_OP_reg20 =0x64,
DW_OP_reg21 =0x65,
DW_OP_reg22 =0x66,
DW_OP_reg23 =0x67,
DW_OP_reg24 =0x68,
DW_OP_reg25 =0x69,
DW_OP_reg26 =0x6a,
DW_OP_reg27 =0x6b,
DW_OP_reg28 =0x6c,
DW_OP_reg29 =0x6d,
DW_OP_reg30 =0x6e,
DW_OP_reg31 =0x6f,
DW_OP_breg0 =0x70,
DW_OP_breg1 =0x71,
DW_OP_breg2 =0x72,
DW_OP_breg3 =0x73,
DW_OP_breg4 =0x74,
DW_OP_breg5 =0x75,
DW_OP_breg6 =0x76,
DW_OP_breg7 =0x77,
DW_OP_breg8 =0x78,
DW_OP_breg9 =0x79,
DW_OP_breg10 =0x7a,
DW_OP_breg11 =0x7b,
DW_OP_breg12 =0x7c,
DW_OP_breg13 =0x7d,
DW_OP_breg14 =0x7e,
DW_OP_breg15 =0x7f,
DW_OP_breg16 =0x80,
DW_OP_breg17 =0x81,
DW_OP_breg18 =0x82,
DW_OP_breg19 =0x83,
DW_OP_breg20 =0x84,
DW_OP_breg21 =0x85,
DW_OP_breg22 =0x86,
DW_OP_breg23 =0x87,
DW_OP_breg24 =0x88,
DW_OP_breg25 =0x89,
DW_OP_breg26 =0x8a,
DW_OP_breg27 =0x8b,
DW_OP_breg28 =0x8c,
DW_OP_breg29 =0x8d,
DW_OP_breg30 =0x8e,
DW_OP_breg31 =0x8f,
DW_OP_regX =0x90,
DW_OP_fbreg =0x91,
DW_OP_bregX =0x92,
DW_OP_piece =0x93,
DW_OP_deref_size =0x94,
DW_OP_xderef_size =0x95,
DW_OP_nop =0x96,
// DWARF3/DWARF3f
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,
DW_OP_call_frame_cfa =0x9c,
DW_OP_bit_piece =0x9d,
DW_OP_lo_user =0xe0,
DW_OP_hi_user =0xff,
// GNU extensions
DW_OP_GNU_push_tls_address =0xe0
};
} // End namespace elfcpp.
#endif // !defined(ELFCPP_DWARF_H)
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