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Diffstat (limited to 'include/elf/dwarf2.h')
| -rw-r--r-- | include/elf/dwarf2.h | 637 |
1 files changed, 637 insertions, 0 deletions
diff --git a/include/elf/dwarf2.h b/include/elf/dwarf2.h new file mode 100644 index 00000000000..b2cbb24d95d --- /dev/null +++ b/include/elf/dwarf2.h @@ -0,0 +1,637 @@ +/* Declarations and definitions of codes relating to the DWARF symbolic + debugging information format. + Copyright (C) 1992, 1993, 1995, 1996, 1999 Free Software Foundation, Inc. + + Written by Gary Funck (gary@intrepid.com) The Ada Joint Program + Office (AJPO), Florida State Unviversity 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 GNU CC. + +GNU CC 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 2, or (at your option) any +later version. + +GNU CC 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 GNU CC; see the file COPYING. If not, write to the Free +Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +/* 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. */ + +#ifndef _ELF_DWARF2_H +#define _ELF_DWARF2_H + +/* Structure found in the .debug_line section. */ +typedef struct +{ + unsigned char li_length [4]; + unsigned char li_version [2]; + unsigned char li_prologue_length [4]; + unsigned char li_min_insn_length [1]; + unsigned char li_default_is_stmt [1]; + unsigned char li_line_base [1]; + unsigned char li_line_range [1]; + unsigned char li_opcode_base [1]; +} +DWARF2_External_LineInfo; + +typedef struct +{ + unsigned long li_length; + unsigned short li_version; + unsigned int li_prologue_length; + unsigned char li_min_insn_length; + unsigned char li_default_is_stmt; + int li_line_base; + unsigned char li_line_range; + unsigned char li_opcode_base; +} +DWARF2_Internal_LineInfo; + +/* Structure found in .debug_pubnames section. */ +typedef struct +{ + unsigned char pn_length [4]; + unsigned char pn_version [2]; + unsigned char pn_offset [4]; + unsigned char pn_size [4]; +} +DWARF2_External_PubNames; + +typedef struct +{ + unsigned long pn_length; + unsigned short pn_version; + unsigned long pn_offset; + unsigned long pn_size; +} +DWARF2_Internal_PubNames; + +/* Strcuture found in .debug_info section. */ +typedef struct +{ + unsigned char cu_length [4]; + unsigned char cu_version [2]; + unsigned char cu_abbrev_offset [4]; + unsigned char cu_pointer_size [1]; +} +DWARF2_External_CompUnit; + +typedef struct +{ + unsigned long cu_length; + unsigned short cu_version; + unsigned long cu_abbrev_offset; + unsigned char cu_pointer_size; +} +DWARF2_Internal_CompUnit; + +typedef struct +{ + unsigned char ar_length [4]; + unsigned char ar_version [2]; + unsigned char ar_info_offset [4]; + unsigned char ar_pointer_size [1]; + unsigned char ar_segment_size [1]; +} +DWARF2_External_ARange; + +typedef struct +{ + unsigned long ar_length; + unsigned short ar_version; + unsigned long ar_info_offset; + unsigned char ar_pointer_size; + unsigned char ar_segment_size; +} +DWARF2_Internal_ARange; + + +/* Tag names and codes. */ + +enum dwarf_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, + /* SGI/MIPS Extensions */ + DW_TAG_MIPS_loop = 0x4081, + /* 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++ */ + }; + +#define DW_TAG_lo_user 0x4080 +#define DW_TAG_hi_user 0xffff + +/* flag that tells whether entry has a child or not */ +#define DW_children_no 0 +#define DW_children_yes 1 + +/* Form names and codes. */ +enum dwarf_form + { + 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 + }; + +/* Attribute names and codes. */ + +enum dwarf_attribute + { + 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_stride_size = 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_items = 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, + /* SGI/MIPS Extensions */ + 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, + /* 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 + }; + +#define DW_AT_lo_user 0x2000 /* implementation-defined range start */ +#define DW_AT_hi_user 0x3ff0 /* implementation-defined range end */ + +/* Location atom names and codes. */ + +enum dwarf_location_atom + { + 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 + }; + +#define DW_OP_lo_user 0x80 /* implementation-defined range start */ +#define DW_OP_hi_user 0xff /* implementation-defined range end */ + +/* Type encodings. */ + +enum dwarf_type + { + 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 + }; + +#define DW_ATE_lo_user 0x80 +#define DW_ATE_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 + }; + +#define DW_CC_lo_user 0x40 +#define DW_CC_hi_user 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 + }; + +/* descriminant lists */ +enum dwarf_descrim_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 + }; + +/* 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 + }; + +/* call frame information */ +enum dwarf_call_frame_info + { + DW_CFA_advance_loc = 0x40, + DW_CFA_offset = 0x80, + DW_CFA_restore = 0xc0, + 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, + /* SGI/MIPS specific */ + DW_CFA_MIPS_advance_loc8 = 0x1d + }; + +#define DW_CIE_ID 0xffffffff +#define DW_CIE_VERSION 1 + +#define DW_CFA_extended 0 +#define DW_CFA_low_user 0x1c +#define DW_CFA_high_user 0x3f + +#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, + DW_LANG_Mips_Assembler = 0x8001 + }; + + +#define DW_LANG_lo_user 0x8000 /* implementation-defined range start */ +#define DW_LANG_hi_user 0xffff /* implementation-defined range start */ + +/* 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 + }; + +#endif /* _ELF_DWARF2_H */ |