1*a9fa9459Szrj /* x86_64 ELF support for BFD. 2*a9fa9459Szrj Copyright (C) 2000-2016 Free Software Foundation, Inc. 3*a9fa9459Szrj Contributed by Jan Hubicka <jh@suse.cz> 4*a9fa9459Szrj 5*a9fa9459Szrj This file is part of BFD, the Binary File Descriptor library. 6*a9fa9459Szrj 7*a9fa9459Szrj This program is free software; you can redistribute it and/or modify 8*a9fa9459Szrj it under the terms of the GNU General Public License as published by 9*a9fa9459Szrj the Free Software Foundation; either version 3 of the License, or 10*a9fa9459Szrj (at your option) any later version. 11*a9fa9459Szrj 12*a9fa9459Szrj This program is distributed in the hope that it will be useful, 13*a9fa9459Szrj but WITHOUT ANY WARRANTY; without even the implied warranty of 14*a9fa9459Szrj MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15*a9fa9459Szrj GNU General Public License for more details. 16*a9fa9459Szrj 17*a9fa9459Szrj You should have received a copy of the GNU General Public License 18*a9fa9459Szrj along with this program; if not, write to the Free Software Foundation, 19*a9fa9459Szrj Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ 20*a9fa9459Szrj 21*a9fa9459Szrj #ifndef _ELF_X86_64_H 22*a9fa9459Szrj #define _ELF_X86_64_H 23*a9fa9459Szrj 24*a9fa9459Szrj #include "elf/reloc-macros.h" 25*a9fa9459Szrj 26*a9fa9459Szrj START_RELOC_NUMBERS (elf_x86_64_reloc_type) 27*a9fa9459Szrj RELOC_NUMBER (R_X86_64_NONE, 0) /* No reloc */ 28*a9fa9459Szrj RELOC_NUMBER (R_X86_64_64, 1) /* Direct 64 bit */ 29*a9fa9459Szrj RELOC_NUMBER (R_X86_64_PC32, 2) /* PC relative 32 bit signed */ 30*a9fa9459Szrj RELOC_NUMBER (R_X86_64_GOT32, 3) /* 32 bit GOT entry */ 31*a9fa9459Szrj RELOC_NUMBER (R_X86_64_PLT32, 4) /* 32 bit PLT address */ 32*a9fa9459Szrj RELOC_NUMBER (R_X86_64_COPY, 5) /* Copy symbol at runtime */ 33*a9fa9459Szrj RELOC_NUMBER (R_X86_64_GLOB_DAT, 6) /* Create GOT entry */ 34*a9fa9459Szrj RELOC_NUMBER (R_X86_64_JUMP_SLOT,7) /* Create PLT entry */ 35*a9fa9459Szrj RELOC_NUMBER (R_X86_64_RELATIVE, 8) /* Adjust by program base */ 36*a9fa9459Szrj RELOC_NUMBER (R_X86_64_GOTPCREL, 9) /* 32 bit signed pc relative 37*a9fa9459Szrj offset to GOT entry */ 38*a9fa9459Szrj RELOC_NUMBER (R_X86_64_32, 10) /* Direct 32 bit zero extended */ 39*a9fa9459Szrj RELOC_NUMBER (R_X86_64_32S, 11) /* Direct 32 bit sign extended */ 40*a9fa9459Szrj RELOC_NUMBER (R_X86_64_16, 12) /* Direct 16 bit zero extended */ 41*a9fa9459Szrj RELOC_NUMBER (R_X86_64_PC16, 13) /* 16 bit sign extended pc relative*/ 42*a9fa9459Szrj RELOC_NUMBER (R_X86_64_8, 14) /* Direct 8 bit sign extended */ 43*a9fa9459Szrj RELOC_NUMBER (R_X86_64_PC8, 15) /* 8 bit sign extended pc relative*/ 44*a9fa9459Szrj RELOC_NUMBER (R_X86_64_DTPMOD64, 16) /* ID of module containing symbol */ 45*a9fa9459Szrj RELOC_NUMBER (R_X86_64_DTPOFF64, 17) /* Offset in TLS block */ 46*a9fa9459Szrj RELOC_NUMBER (R_X86_64_TPOFF64, 18) /* Offset in initial TLS block */ 47*a9fa9459Szrj RELOC_NUMBER (R_X86_64_TLSGD, 19) /* PC relative offset to GD GOT block */ 48*a9fa9459Szrj RELOC_NUMBER (R_X86_64_TLSLD, 20) /* PC relative offset to LD GOT block */ 49*a9fa9459Szrj RELOC_NUMBER (R_X86_64_DTPOFF32, 21) /* Offset in TLS block */ 50*a9fa9459Szrj RELOC_NUMBER (R_X86_64_GOTTPOFF, 22) /* PC relative offset to IE GOT entry */ 51*a9fa9459Szrj RELOC_NUMBER (R_X86_64_TPOFF32, 23) /* Offset in initial TLS block */ 52*a9fa9459Szrj RELOC_NUMBER (R_X86_64_PC64, 24) /* PC relative 64 bit */ 53*a9fa9459Szrj RELOC_NUMBER (R_X86_64_GOTOFF64, 25) /* 64 bit offset to GOT */ 54*a9fa9459Szrj RELOC_NUMBER (R_X86_64_GOTPC32, 26) /* 32 bit signed pc relative 55*a9fa9459Szrj offset to GOT */ 56*a9fa9459Szrj RELOC_NUMBER (R_X86_64_GOT64, 27) /* 64 bit GOT entry offset */ 57*a9fa9459Szrj RELOC_NUMBER (R_X86_64_GOTPCREL64, 28) /* 64 bit signed pc relative 58*a9fa9459Szrj offset to GOT entry */ 59*a9fa9459Szrj RELOC_NUMBER (R_X86_64_GOTPC64, 29) /* 64 bit signed pc relative 60*a9fa9459Szrj offset to GOT */ 61*a9fa9459Szrj RELOC_NUMBER (R_X86_64_GOTPLT64, 30) /* Obsolete. The same as GOT64. */ 62*a9fa9459Szrj RELOC_NUMBER (R_X86_64_PLTOFF64, 31) /* 64 bit GOT relative offset 63*a9fa9459Szrj to PLT entry */ 64*a9fa9459Szrj RELOC_NUMBER (R_X86_64_SIZE32, 32) /* 32-bit symbol size */ 65*a9fa9459Szrj RELOC_NUMBER (R_X86_64_SIZE64, 33) /* 64-bit symbol size */ 66*a9fa9459Szrj RELOC_NUMBER (R_X86_64_GOTPC32_TLSDESC, 34) 67*a9fa9459Szrj /* 32 bit signed pc relative 68*a9fa9459Szrj offset to TLS descriptor 69*a9fa9459Szrj in the GOT. */ 70*a9fa9459Szrj RELOC_NUMBER (R_X86_64_TLSDESC_CALL, 35) /* Relaxable call through TLS 71*a9fa9459Szrj descriptor. */ 72*a9fa9459Szrj RELOC_NUMBER (R_X86_64_TLSDESC, 36) /* 2x64-bit TLS descriptor. */ 73*a9fa9459Szrj RELOC_NUMBER (R_X86_64_IRELATIVE, 37) /* Adjust indirectly by program base */ 74*a9fa9459Szrj RELOC_NUMBER (R_X86_64_RELATIVE64, 38) /* 64bit adjust by program base */ 75*a9fa9459Szrj RELOC_NUMBER (R_X86_64_PC32_BND, 39) /* PC relative 32 bit 76*a9fa9459Szrj signed with BND prefix */ 77*a9fa9459Szrj RELOC_NUMBER (R_X86_64_PLT32_BND, 40) /* 32 bit PLT address with 78*a9fa9459Szrj BND prefix */ 79*a9fa9459Szrj /* Load from 32 bit signed pc relative offset to GOT entry without 80*a9fa9459Szrj REX prefix, relaxable. */ 81*a9fa9459Szrj RELOC_NUMBER (R_X86_64_GOTPCRELX, 41) 82*a9fa9459Szrj /* Load from 32 bit signed pc relative offset to GOT entry with 83*a9fa9459Szrj REX prefix, relaxable. */ 84*a9fa9459Szrj RELOC_NUMBER (R_X86_64_REX_GOTPCRELX, 42) 85*a9fa9459Szrj RELOC_NUMBER (R_X86_64_GNU_VTINHERIT, 250) /* GNU C++ hack */ 86*a9fa9459Szrj RELOC_NUMBER (R_X86_64_GNU_VTENTRY, 251) /* GNU C++ hack */ 87*a9fa9459Szrj END_RELOC_NUMBERS (R_X86_64_max) 88*a9fa9459Szrj 89*a9fa9459Szrj /* Processor specific section types. */ 90*a9fa9459Szrj 91*a9fa9459Szrj #define SHT_X86_64_UNWIND 0x70000001 /* unwind information */ 92*a9fa9459Szrj 93*a9fa9459Szrj /* Like SHN_COMMON but the symbol will be allocated in the .lbss 94*a9fa9459Szrj section. */ 95*a9fa9459Szrj #define SHN_X86_64_LCOMMON (SHN_LORESERVE + 2) 96*a9fa9459Szrj 97*a9fa9459Szrj #define SHF_X86_64_LARGE 0x10000000 98*a9fa9459Szrj #endif 99