| 1 | /* x86_64 ELF support for BFD. |
| 2 | Copyright (C) 2000-2020 Free Software Foundation, Inc. |
| 3 | Contributed by Jan Hubicka <jh@suse.cz> |
| 4 | |
| 5 | This file is part of BFD, the Binary File Descriptor library. |
| 6 | |
| 7 | This program is free software; you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License as published by |
| 9 | the Free Software Foundation; either version 3 of the License, or |
| 10 | (at your option) any later version. |
| 11 | |
| 12 | This program is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | GNU General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License |
| 18 | along with this program; if not, write to the Free Software Foundation, |
| 19 | Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
| 20 | |
| 21 | #ifndef _ELF_X86_64_H |
| 22 | #define _ELF_X86_64_H |
| 23 | |
| 24 | #include "elf/reloc-macros.h" |
| 25 | |
| 26 | START_RELOC_NUMBERS (elf_x86_64_reloc_type) |
| 27 | RELOC_NUMBER (R_X86_64_NONE, 0) /* No reloc */ |
| 28 | RELOC_NUMBER (R_X86_64_64, 1) /* Direct 64 bit */ |
| 29 | RELOC_NUMBER (R_X86_64_PC32, 2) /* PC relative 32 bit signed */ |
| 30 | RELOC_NUMBER (R_X86_64_GOT32, 3) /* 32 bit GOT entry */ |
| 31 | RELOC_NUMBER (R_X86_64_PLT32, 4) /* 32 bit PLT address */ |
| 32 | RELOC_NUMBER (R_X86_64_COPY, 5) /* Copy symbol at runtime */ |
| 33 | RELOC_NUMBER (R_X86_64_GLOB_DAT, 6) /* Create GOT entry */ |
| 34 | RELOC_NUMBER (R_X86_64_JUMP_SLOT,7) /* Create PLT entry */ |
| 35 | RELOC_NUMBER (R_X86_64_RELATIVE, 8) /* Adjust by program base */ |
| 36 | RELOC_NUMBER (R_X86_64_GOTPCREL, 9) /* 32 bit signed pc relative |
| 37 | offset to GOT entry */ |
| 38 | RELOC_NUMBER (R_X86_64_32, 10) /* Direct 32 bit zero extended */ |
| 39 | RELOC_NUMBER (R_X86_64_32S, 11) /* Direct 32 bit sign extended */ |
| 40 | RELOC_NUMBER (R_X86_64_16, 12) /* Direct 16 bit zero extended */ |
| 41 | RELOC_NUMBER (R_X86_64_PC16, 13) /* 16 bit sign extended pc relative*/ |
| 42 | RELOC_NUMBER (R_X86_64_8, 14) /* Direct 8 bit sign extended */ |
| 43 | RELOC_NUMBER (R_X86_64_PC8, 15) /* 8 bit sign extended pc relative*/ |
| 44 | RELOC_NUMBER (R_X86_64_DTPMOD64, 16) /* ID of module containing symbol */ |
| 45 | RELOC_NUMBER (R_X86_64_DTPOFF64, 17) /* Offset in TLS block */ |
| 46 | RELOC_NUMBER (R_X86_64_TPOFF64, 18) /* Offset in initial TLS block */ |
| 47 | RELOC_NUMBER (R_X86_64_TLSGD, 19) /* PC relative offset to GD GOT block */ |
| 48 | RELOC_NUMBER (R_X86_64_TLSLD, 20) /* PC relative offset to LD GOT block */ |
| 49 | RELOC_NUMBER (R_X86_64_DTPOFF32, 21) /* Offset in TLS block */ |
| 50 | RELOC_NUMBER (R_X86_64_GOTTPOFF, 22) /* PC relative offset to IE GOT entry */ |
| 51 | RELOC_NUMBER (R_X86_64_TPOFF32, 23) /* Offset in initial TLS block */ |
| 52 | RELOC_NUMBER (R_X86_64_PC64, 24) /* PC relative 64 bit */ |
| 53 | RELOC_NUMBER (R_X86_64_GOTOFF64, 25) /* 64 bit offset to GOT */ |
| 54 | RELOC_NUMBER (R_X86_64_GOTPC32, 26) /* 32 bit signed pc relative |
| 55 | offset to GOT */ |
| 56 | RELOC_NUMBER (R_X86_64_GOT64, 27) /* 64 bit GOT entry offset */ |
| 57 | RELOC_NUMBER (R_X86_64_GOTPCREL64, 28) /* 64 bit signed pc relative |
| 58 | offset to GOT entry */ |
| 59 | RELOC_NUMBER (R_X86_64_GOTPC64, 29) /* 64 bit signed pc relative |
| 60 | offset to GOT */ |
| 61 | RELOC_NUMBER (R_X86_64_GOTPLT64, 30) /* Obsolete. The same as GOT64. */ |
| 62 | RELOC_NUMBER (R_X86_64_PLTOFF64, 31) /* 64 bit GOT relative offset |
| 63 | to PLT entry */ |
| 64 | RELOC_NUMBER (R_X86_64_SIZE32, 32) /* 32-bit symbol size */ |
| 65 | RELOC_NUMBER (R_X86_64_SIZE64, 33) /* 64-bit symbol size */ |
| 66 | RELOC_NUMBER (R_X86_64_GOTPC32_TLSDESC, 34) |
| 67 | /* 32 bit signed pc relative |
| 68 | offset to TLS descriptor |
| 69 | in the GOT. */ |
| 70 | RELOC_NUMBER (R_X86_64_TLSDESC_CALL, 35) /* Relaxable call through TLS |
| 71 | descriptor. */ |
| 72 | RELOC_NUMBER (R_X86_64_TLSDESC, 36) /* 2x64-bit TLS descriptor. */ |
| 73 | RELOC_NUMBER (R_X86_64_IRELATIVE, 37) /* Adjust indirectly by program base */ |
| 74 | RELOC_NUMBER (R_X86_64_RELATIVE64, 38) /* 64bit adjust by program base */ |
| 75 | RELOC_NUMBER (R_X86_64_PC32_BND, 39) /* PC relative 32 bit |
| 76 | signed with BND prefix */ |
| 77 | RELOC_NUMBER (R_X86_64_PLT32_BND, 40) /* 32 bit PLT address with |
| 78 | BND prefix */ |
| 79 | /* Load from 32 bit signed pc relative offset to GOT entry without |
| 80 | REX prefix, relaxable. */ |
| 81 | RELOC_NUMBER (R_X86_64_GOTPCRELX, 41) |
| 82 | /* Load from 32 bit signed pc relative offset to GOT entry with |
| 83 | REX prefix, relaxable. */ |
| 84 | RELOC_NUMBER (R_X86_64_REX_GOTPCRELX, 42) |
| 85 | RELOC_NUMBER (R_X86_64_GNU_VTINHERIT, 250) /* GNU C++ hack */ |
| 86 | RELOC_NUMBER (R_X86_64_GNU_VTENTRY, 251) /* GNU C++ hack */ |
| 87 | END_RELOC_NUMBERS (R_X86_64_max) |
| 88 | |
| 89 | /* Processor specific section types. */ |
| 90 | |
| 91 | #define SHT_X86_64_UNWIND 0x70000001 /* unwind information */ |
| 92 | |
| 93 | /* Like SHN_COMMON but the symbol will be allocated in the .lbss |
| 94 | section. */ |
| 95 | #define SHN_X86_64_LCOMMON (SHN_LORESERVE + 2) |
| 96 | |
| 97 | #define SHF_X86_64_LARGE 0x10000000 |
| 98 | #endif |