1*a9fa9459Szrj /* MC68k ELF support for BFD. 2*a9fa9459Szrj Copyright (C) 1998-2016 Free Software Foundation, Inc. 3*a9fa9459Szrj 4*a9fa9459Szrj This file is part of BFD, the Binary File Descriptor library. 5*a9fa9459Szrj 6*a9fa9459Szrj This program is free software; you can redistribute it and/or modify 7*a9fa9459Szrj it under the terms of the GNU General Public License as published by 8*a9fa9459Szrj the Free Software Foundation; either version 3 of the License, or 9*a9fa9459Szrj (at your option) any later version. 10*a9fa9459Szrj 11*a9fa9459Szrj This program is distributed in the hope that it will be useful, 12*a9fa9459Szrj but WITHOUT ANY WARRANTY; without even the implied warranty of 13*a9fa9459Szrj MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14*a9fa9459Szrj GNU General Public License for more details. 15*a9fa9459Szrj 16*a9fa9459Szrj You should have received a copy of the GNU General Public License 17*a9fa9459Szrj along with this program; if not, write to the Free Software Foundation, 18*a9fa9459Szrj Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ 19*a9fa9459Szrj 20*a9fa9459Szrj #ifndef _ELF_M68K_H 21*a9fa9459Szrj #define _ELF_M68K_H 22*a9fa9459Szrj 23*a9fa9459Szrj #include "elf/reloc-macros.h" 24*a9fa9459Szrj 25*a9fa9459Szrj /* Relocation types. */ 26*a9fa9459Szrj START_RELOC_NUMBERS (elf_m68k_reloc_type) 27*a9fa9459Szrj RELOC_NUMBER (R_68K_NONE, 0) /* No reloc */ 28*a9fa9459Szrj RELOC_NUMBER (R_68K_32, 1) /* Direct 32 bit */ 29*a9fa9459Szrj RELOC_NUMBER (R_68K_16, 2) /* Direct 16 bit */ 30*a9fa9459Szrj RELOC_NUMBER (R_68K_8, 3) /* Direct 8 bit */ 31*a9fa9459Szrj RELOC_NUMBER (R_68K_PC32, 4) /* PC relative 32 bit */ 32*a9fa9459Szrj RELOC_NUMBER (R_68K_PC16, 5) /* PC relative 16 bit */ 33*a9fa9459Szrj RELOC_NUMBER (R_68K_PC8, 6) /* PC relative 8 bit */ 34*a9fa9459Szrj RELOC_NUMBER (R_68K_GOT32, 7) /* 32 bit PC relative GOT entry */ 35*a9fa9459Szrj RELOC_NUMBER (R_68K_GOT16, 8) /* 16 bit PC relative GOT entry */ 36*a9fa9459Szrj RELOC_NUMBER (R_68K_GOT8, 9) /* 8 bit PC relative GOT entry */ 37*a9fa9459Szrj RELOC_NUMBER (R_68K_GOT32O, 10) /* 32 bit GOT offset */ 38*a9fa9459Szrj RELOC_NUMBER (R_68K_GOT16O, 11) /* 16 bit GOT offset */ 39*a9fa9459Szrj RELOC_NUMBER (R_68K_GOT8O, 12) /* 8 bit GOT offset */ 40*a9fa9459Szrj RELOC_NUMBER (R_68K_PLT32, 13) /* 32 bit PC relative PLT address */ 41*a9fa9459Szrj RELOC_NUMBER (R_68K_PLT16, 14) /* 16 bit PC relative PLT address */ 42*a9fa9459Szrj RELOC_NUMBER (R_68K_PLT8, 15) /* 8 bit PC relative PLT address */ 43*a9fa9459Szrj RELOC_NUMBER (R_68K_PLT32O, 16) /* 32 bit PLT offset */ 44*a9fa9459Szrj RELOC_NUMBER (R_68K_PLT16O, 17) /* 16 bit PLT offset */ 45*a9fa9459Szrj RELOC_NUMBER (R_68K_PLT8O, 18) /* 8 bit PLT offset */ 46*a9fa9459Szrj RELOC_NUMBER (R_68K_COPY, 19) /* Copy symbol at runtime */ 47*a9fa9459Szrj RELOC_NUMBER (R_68K_GLOB_DAT, 20) /* Create GOT entry */ 48*a9fa9459Szrj RELOC_NUMBER (R_68K_JMP_SLOT, 21) /* Create PLT entry */ 49*a9fa9459Szrj RELOC_NUMBER (R_68K_RELATIVE, 22) /* Adjust by program base */ 50*a9fa9459Szrj /* These are GNU extensions to enable C++ vtable garbage collection. */ 51*a9fa9459Szrj RELOC_NUMBER (R_68K_GNU_VTINHERIT, 23) 52*a9fa9459Szrj RELOC_NUMBER (R_68K_GNU_VTENTRY, 24) 53*a9fa9459Szrj /* TLS static relocations. */ 54*a9fa9459Szrj RELOC_NUMBER (R_68K_TLS_GD32, 25) 55*a9fa9459Szrj RELOC_NUMBER (R_68K_TLS_GD16, 26) 56*a9fa9459Szrj RELOC_NUMBER (R_68K_TLS_GD8, 27) 57*a9fa9459Szrj RELOC_NUMBER (R_68K_TLS_LDM32, 28) 58*a9fa9459Szrj RELOC_NUMBER (R_68K_TLS_LDM16, 29) 59*a9fa9459Szrj RELOC_NUMBER (R_68K_TLS_LDM8, 30) 60*a9fa9459Szrj RELOC_NUMBER (R_68K_TLS_LDO32, 31) 61*a9fa9459Szrj RELOC_NUMBER (R_68K_TLS_LDO16, 32) 62*a9fa9459Szrj RELOC_NUMBER (R_68K_TLS_LDO8, 33) 63*a9fa9459Szrj RELOC_NUMBER (R_68K_TLS_IE32, 34) 64*a9fa9459Szrj RELOC_NUMBER (R_68K_TLS_IE16, 35) 65*a9fa9459Szrj RELOC_NUMBER (R_68K_TLS_IE8, 36) 66*a9fa9459Szrj RELOC_NUMBER (R_68K_TLS_LE32, 37) 67*a9fa9459Szrj RELOC_NUMBER (R_68K_TLS_LE16, 38) 68*a9fa9459Szrj RELOC_NUMBER (R_68K_TLS_LE8, 39) 69*a9fa9459Szrj RELOC_NUMBER (R_68K_TLS_DTPMOD32, 40) 70*a9fa9459Szrj RELOC_NUMBER (R_68K_TLS_DTPREL32, 41) 71*a9fa9459Szrj RELOC_NUMBER (R_68K_TLS_TPREL32, 42) 72*a9fa9459Szrj END_RELOC_NUMBERS (R_68K_max) 73*a9fa9459Szrj 74*a9fa9459Szrj /* We use the top 24 bits to encode information about the 75*a9fa9459Szrj architecture variant. */ 76*a9fa9459Szrj #define EF_M68K_CPU32 0x00810000 77*a9fa9459Szrj #define EF_M68K_M68000 0x01000000 78*a9fa9459Szrj #define EF_M68K_CFV4E 0x00008000 79*a9fa9459Szrj #define EF_M68K_FIDO 0x02000000 80*a9fa9459Szrj #define EF_M68K_ARCH_MASK \ 81*a9fa9459Szrj (EF_M68K_M68000 | EF_M68K_CPU32 | EF_M68K_CFV4E | EF_M68K_FIDO) 82*a9fa9459Szrj 83*a9fa9459Szrj /* We use the bottom 8 bits to encode information about the 84*a9fa9459Szrj coldfire variant. If we use any of these bits, the top 24 bits are 85*a9fa9459Szrj either 0 or EF_M68K_CFV4E. */ 86*a9fa9459Szrj #define EF_M68K_CF_ISA_MASK 0x0F /* Which ISA */ 87*a9fa9459Szrj #define EF_M68K_CF_ISA_A_NODIV 0x01 /* ISA A except for div */ 88*a9fa9459Szrj #define EF_M68K_CF_ISA_A 0x02 89*a9fa9459Szrj #define EF_M68K_CF_ISA_A_PLUS 0x03 90*a9fa9459Szrj #define EF_M68K_CF_ISA_B_NOUSP 0x04 /* ISA_B except for USP */ 91*a9fa9459Szrj #define EF_M68K_CF_ISA_B 0x05 92*a9fa9459Szrj #define EF_M68K_CF_ISA_C 0x06 93*a9fa9459Szrj #define EF_M68K_CF_ISA_C_NODIV 0x07 /* ISA C except for div */ 94*a9fa9459Szrj #define EF_M68K_CF_MAC_MASK 0x30 95*a9fa9459Szrj #define EF_M68K_CF_MAC 0x10 /* MAC */ 96*a9fa9459Szrj #define EF_M68K_CF_EMAC 0x20 /* EMAC */ 97*a9fa9459Szrj #define EF_M68K_CF_EMAC_B 0x30 /* EMAC_B */ 98*a9fa9459Szrj #define EF_M68K_CF_FLOAT 0x40 /* Has float insns */ 99*a9fa9459Szrj #define EF_M68K_CF_MASK 0xFF 100*a9fa9459Szrj 101*a9fa9459Szrj #endif 102