/* Declarations and definitions of codes relating to the DWARF2 symbolic debugging information format. Copyright 1992, 1993, 1995, 1996, 1999, 2000 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. */ /* This file is shared between GCC and GDB, and should not contain prototypes. */ #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++ */ DW_TAG_GNU_BINCL = 0x4104, DW_TAG_GNU_EINCL = 0x4105 }; #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 }; /* 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 }; /* 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, DW_CFA_def_cfa_expression = 0x0f, DW_CFA_expression = 0x10, /* Dwarf 2.1 */ DW_CFA_offset_extended_sf = 0x11, DW_CFA_def_cfa_sf = 0x12, DW_CFA_def_cfa_offset_sf = 0x13, /* SGI/MIPS specific */ DW_CFA_MIPS_advance_loc8 = 0x1d, /* GNU extensions */ DW_CFA_GNU_window_save = 0x2d, DW_CFA_GNU_args_size = 0x2e, DW_CFA_GNU_negative_offset_extended = 0x2f }; #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_Java = 0x000b, 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 }; /* @@@ 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 #endif /* _ELF_DWARF2_H */