/* Declarations and definitions of codes relating to the DWARF2 and DWARF3 symbolic debugging information formats. Copyright (C) 1992-2020 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_CFA_DUP(name, value) , name = value #define DW_IDX(name, value) , name = value #define DW_IDX_DUP(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 }; #define DW_FIRST_IDX(name, value) enum dwarf_name_index_attribute { \ name = value #define DW_END_IDX }; #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_FIRST_IDX #undef DW_END_IDX #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 #undef DW_CFA_DUP #undef DW_IDX #undef DW_IDX_DUP /* 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, /* DWARF 5. */ DW_CC_pass_by_reference = 0x4, DW_CC_pass_by_value = 0x5, 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 }; /* Content type codes in line table directory_entry_format and file_name_entry_format sequences. */ enum dwarf_line_number_content_type { DW_LNCT_path = 0x1, DW_LNCT_directory_index = 0x2, DW_LNCT_timestamp = 0x3, DW_LNCT_size = 0x4, DW_LNCT_MD5 = 0x5, DW_LNCT_lo_user = 0x2000, DW_LNCT_hi_user = 0x3fff }; /* Type codes for location list entries. */ enum dwarf_location_list_entry_type { DW_LLE_end_of_list = 0x00, DW_LLE_base_addressx = 0x01, DW_LLE_startx_endx = 0x02, DW_LLE_startx_length = 0x03, DW_LLE_offset_pair = 0x04, DW_LLE_default_location = 0x05, DW_LLE_base_address = 0x06, DW_LLE_start_end = 0x07, DW_LLE_start_length = 0x08, /* <http://lists.dwarfstd.org/private.cgi/dwarf-discuss-dwarfstd.org/2017-April/004347.html> has the proposal for now; only available to list members. A (possibly updated) copy of the proposal is available at <http://people.redhat.com/aoliva/papers/sfn/dwarf6-sfn-lvu.txt>. */ DW_LLE_GNU_view_pair = 0x09, #define DW_LLE_view_pair DW_LLE_GNU_view_pair /* Former extension for Fission. See http://gcc.gnu.org/wiki/DebugFission. */ DW_LLE_GNU_end_of_list_entry = 0x00, DW_LLE_GNU_base_address_selection_entry = 0x01, DW_LLE_GNU_start_end_entry = 0x02, DW_LLE_GNU_start_length_entry = 0x03 }; #define DW_CIE_ID 0xffffffff #define DW64_CIE_ID 0xffffffffffffffffULL #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_OpenCL = 0x0015, DW_LANG_Go = 0x0016, DW_LANG_Modula3 = 0x0017, DW_LANG_Haskell = 0x0018, DW_LANG_C_plus_plus_03 = 0x0019, DW_LANG_C_plus_plus_11 = 0x001a, DW_LANG_OCaml = 0x001b, DW_LANG_Rust = 0x001c, DW_LANG_C11 = 0x001d, DW_LANG_Swift = 0x001e, DW_LANG_Julia = 0x001f, DW_LANG_Dylan = 0x0020, DW_LANG_C_plus_plus_14 = 0x0021, DW_LANG_Fortran03 = 0x0022, DW_LANG_Fortran08 = 0x0023, DW_LANG_RenderScript = 0x0024, 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 }; /* DW_TAG_defaulted/DW_TAG_GNU_defaulted attributes. */ enum dwarf_defaulted_attribute { DW_DEFAULTED_no = 0x00, DW_DEFAULTED_in_class = 0x01, DW_DEFAULTED_out_of_class = 0x02 }; /* Names and codes for new style macro information. */ enum dwarf_macro_record_type { DW_MACRO_define = 0x01, DW_MACRO_undef = 0x02, DW_MACRO_start_file = 0x03, DW_MACRO_end_file = 0x04, DW_MACRO_define_strp = 0x05, DW_MACRO_undef_strp = 0x06, DW_MACRO_import = 0x07, DW_MACRO_define_sup = 0x08, DW_MACRO_undef_sup = 0x09, DW_MACRO_import_sup = 0x0a, DW_MACRO_define_strx = 0x0b, DW_MACRO_undef_strx = 0x0c, DW_MACRO_lo_user = 0xe0, DW_MACRO_hi_user = 0xff, /* Compatibility macros for the GNU .debug_macro extension. */ DW_MACRO_GNU_define = 0x01, DW_MACRO_GNU_undef = 0x02, DW_MACRO_GNU_start_file = 0x03, DW_MACRO_GNU_end_file = 0x04, DW_MACRO_GNU_define_indirect = 0x05, DW_MACRO_GNU_undef_indirect = 0x06, DW_MACRO_GNU_transparent_include = 0x07, /* Extensions for DWZ multifile. See http://www.dwarfstd.org/ShowIssue.php?issue=120604.1&type=open . */ DW_MACRO_GNU_define_indirect_alt = 0x08, DW_MACRO_GNU_undef_indirect_alt = 0x09, DW_MACRO_GNU_transparent_include_alt = 0x0a, DW_MACRO_GNU_lo_user = 0xe0, DW_MACRO_GNU_hi_user = 0xff }; /* Range list entry kinds in .debug_rnglists* section. */ enum dwarf_range_list_entry { DW_RLE_end_of_list = 0x00, DW_RLE_base_addressx = 0x01, DW_RLE_startx_endx = 0x02, DW_RLE_startx_length = 0x03, DW_RLE_offset_pair = 0x04, DW_RLE_base_address = 0x05, DW_RLE_start_end = 0x06, DW_RLE_start_length = 0x07 }; /* Unit types in unit_type unit header field. */ enum dwarf_unit_type { DW_UT_compile = 0x01, DW_UT_type = 0x02, DW_UT_partial = 0x03, DW_UT_skeleton = 0x04, DW_UT_split_compile = 0x05, DW_UT_split_type = 0x06, DW_UT_lo_user = 0x80, DW_UT_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); /* Return the name of a DW_IDX_ constant, or NULL if the value is not recognized. */ extern const char *get_DW_IDX_name (unsigned int idx); #ifdef __cplusplus } #endif /* __cplusplus */ #endif /* _DWARF2_H */