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| 5191 | serge | 1 | /* 390 ELF support for BFD. |
| 6324 | serge | 2 | Copyright (C) 2000-2015 Free Software Foundation, Inc. |
| 5191 | serge | 3 | Contributed by Carl B. Pedersen and Martin Schwidefsky. |
| 4 | |||
| 5 | This file is part of BFD, the Binary File Descriptor library. |
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| 6 | |||
| 7 | This program is free software; you can redistribute it and/or modify |
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| 8 | it under the terms of the GNU General Public License as published by |
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| 9 | the Free Software Foundation; either version 3 of the License, or |
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| 10 | (at your option) any later version. |
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| 11 | |||
| 12 | This program is distributed in the hope that it will be useful, |
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| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 15 | GNU General Public License for more details. |
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| 16 | |||
| 17 | You should have received a copy of the GNU General Public License |
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| 18 | along with this program; if not, write to the Free Software |
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| 19 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA |
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| 20 | 02110-1301, USA. */ |
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| 21 | |||
| 22 | #ifndef _ELF_390_H |
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| 23 | #define _ELF_390_H |
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| 24 | |||
| 25 | /* Processor specific flags for the ELF header e_flags field. */ |
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| 26 | |||
| 27 | /* Symbol types. */ |
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| 28 | |||
| 29 | #define STACK_REG 15 /* Global Stack reg */ |
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| 30 | #define BACKL_REG 14 /* Global Backlink reg */ |
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| 31 | #define BASE_REG 13 /* Global Base reg */ |
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| 32 | #define GOT_REG 12 /* Holds addr of GOT */ |
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| 33 | |||
| 34 | #include "elf/reloc-macros.h" |
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| 35 | |||
| 36 | /* Processor specific flags for the ELF header e_flags field. */ |
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| 37 | |||
| 38 | #define EF_S390_HIGH_GPRS 0x00000001 |
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| 39 | |||
| 40 | /* Relocation types. */ |
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| 41 | |||
| 42 | START_RELOC_NUMBERS (elf_s390_reloc_type) |
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| 43 | RELOC_NUMBER (R_390_NONE, 0) /* No reloc. */ |
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| 44 | RELOC_NUMBER (R_390_8, 1) /* Direct 8 bit. */ |
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| 45 | RELOC_NUMBER (R_390_12, 2) /* Direct 12 bit. */ |
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| 46 | RELOC_NUMBER (R_390_16, 3) /* Direct 16 bit. */ |
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| 47 | RELOC_NUMBER (R_390_32, 4) /* Direct 32 bit. */ |
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| 48 | RELOC_NUMBER (R_390_PC32, 5) /* PC relative 32 bit. */ |
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| 49 | RELOC_NUMBER (R_390_GOT12, 6) /* 12 bit GOT offset. */ |
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| 50 | RELOC_NUMBER (R_390_GOT32, 7) /* 32 bit GOT offset. */ |
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| 51 | RELOC_NUMBER (R_390_PLT32, 8) /* 32 bit PC relative PLT address. */ |
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| 52 | RELOC_NUMBER (R_390_COPY, 9) /* Copy symbol at runtime. */ |
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| 53 | RELOC_NUMBER (R_390_GLOB_DAT, 10) /* Create GOT entry. */ |
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| 54 | RELOC_NUMBER (R_390_JMP_SLOT, 11) /* Create PLT entry. */ |
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| 55 | RELOC_NUMBER (R_390_RELATIVE, 12) /* Adjust by program base. */ |
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| 56 | RELOC_NUMBER (R_390_GOTOFF32, 13) /* 32 bit offset to GOT. */ |
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| 57 | RELOC_NUMBER (R_390_GOTPC, 14) /* 32 bit PC relative offset to GOT. */ |
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| 58 | RELOC_NUMBER (R_390_GOT16, 15) /* 16 bit GOT offset. */ |
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| 59 | RELOC_NUMBER (R_390_PC16, 16) /* PC relative 16 bit. */ |
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| 60 | RELOC_NUMBER (R_390_PC12DBL, 62) /* PC relative 12 bit shifted by 1. */ |
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| 61 | RELOC_NUMBER (R_390_PLT12DBL, 63) /* 12 bit PC rel. PLT shifted by 1. */ |
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| 62 | RELOC_NUMBER (R_390_PC16DBL, 17) /* PC relative 16 bit shifted by 1. */ |
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| 63 | RELOC_NUMBER (R_390_PLT16DBL, 18) /* 16 bit PC rel. PLT shifted by 1. */ |
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| 64 | RELOC_NUMBER (R_390_PC24DBL, 64) /* PC relative 24 bit shifted by 1. */ |
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| 65 | RELOC_NUMBER (R_390_PLT24DBL, 65) /* 24 bit PC rel. PLT shifted by 1. */ |
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| 66 | RELOC_NUMBER (R_390_PC32DBL, 19) /* PC relative 32 bit shifted by 1. */ |
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| 67 | RELOC_NUMBER (R_390_PLT32DBL, 20) /* 32 bit PC rel. PLT shifted by 1. */ |
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| 68 | RELOC_NUMBER (R_390_GOTPCDBL, 21) /* 32 bit PC rel. GOT shifted by 1. */ |
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| 69 | RELOC_NUMBER (R_390_64, 22) /* Direct 64 bit. */ |
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| 70 | RELOC_NUMBER (R_390_PC64, 23) /* PC relative 64 bit. */ |
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| 71 | RELOC_NUMBER (R_390_GOT64, 24) /* 64 bit GOT offset. */ |
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| 72 | RELOC_NUMBER (R_390_PLT64, 25) /* 64 bit PC relative PLT address. */ |
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| 73 | RELOC_NUMBER (R_390_GOTENT, 26) /* 32 bit PC rel. to GOT entry >> 1. */ |
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| 74 | RELOC_NUMBER (R_390_GOTOFF16, 27) /* 16 bit offset to GOT. */ |
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| 75 | RELOC_NUMBER (R_390_GOTOFF64, 28) /* 64 bit offset to GOT. */ |
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| 76 | RELOC_NUMBER (R_390_GOTPLT12, 29) /* 12 bit offset to jump slot. */ |
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| 77 | RELOC_NUMBER (R_390_GOTPLT16, 30) /* 16 bit offset to jump slot. */ |
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| 78 | RELOC_NUMBER (R_390_GOTPLT32, 31) /* 32 bit offset to jump slot. */ |
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| 79 | RELOC_NUMBER (R_390_GOTPLT64, 32) /* 64 bit offset to jump slot. */ |
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| 80 | RELOC_NUMBER (R_390_GOTPLTENT, 33) /* 32 bit rel. offset to jump slot. */ |
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| 81 | RELOC_NUMBER (R_390_PLTOFF16, 34) /* 16 bit offset from GOT to PLT. */ |
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| 82 | RELOC_NUMBER (R_390_PLTOFF32, 35) /* 32 bit offset from GOT to PLT. */ |
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| 83 | RELOC_NUMBER (R_390_PLTOFF64, 36) /* 16 bit offset from GOT to PLT. */ |
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| 84 | RELOC_NUMBER (R_390_TLS_LOAD, 37) /* Tag for load insn in TLS code. */ |
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| 85 | RELOC_NUMBER (R_390_TLS_GDCALL, 38) /* Tag for function call in general |
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| 86 | dynamic TLS code. */ |
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| 87 | RELOC_NUMBER (R_390_TLS_LDCALL, 39) /* Tag for function call in local |
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| 88 | dynamic TLS code. */ |
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| 89 | RELOC_NUMBER (R_390_TLS_GD32, 40) /* Direct 32 bit for general dynamic |
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| 90 | thread local data. */ |
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| 91 | RELOC_NUMBER (R_390_TLS_GD64, 41) /* Direct 64 bit for general dynamic |
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| 92 | thread local data. */ |
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| 93 | RELOC_NUMBER (R_390_TLS_GOTIE12, 42)/* 12 bit GOT offset for static TLS |
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| 94 | block offset. */ |
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| 95 | RELOC_NUMBER (R_390_TLS_GOTIE32, 43)/* 32 bit GOT offset for static TLS |
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| 96 | block offset. */ |
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| 97 | RELOC_NUMBER (R_390_TLS_GOTIE64, 44)/* 64 bit GOT offset for static TLS |
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| 98 | block offset. */ |
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| 99 | RELOC_NUMBER (R_390_TLS_LDM32, 45) /* Direct 32 bit for local dynamic |
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| 100 | thread local data in LD code. */ |
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| 101 | RELOC_NUMBER (R_390_TLS_LDM64, 46) /* Direct 64 bit for local dynamic |
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| 102 | thread local data in LD code. */ |
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| 103 | RELOC_NUMBER (R_390_TLS_IE32, 47) /* 32 bit address of GOT entry for |
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| 104 | negated static TLS block offset. */ |
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| 105 | RELOC_NUMBER (R_390_TLS_IE64, 48) /* 64 bit address of GOT entry for |
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| 106 | negated static TLS block offset. */ |
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| 107 | RELOC_NUMBER (R_390_TLS_IEENT, 49) /* 32 bit rel. offset to GOT entry for |
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| 108 | negated static TLS block offset. */ |
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| 109 | RELOC_NUMBER (R_390_TLS_LE32, 50) /* 32 bit negated offset relative to |
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| 110 | static TLS block. */ |
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| 111 | RELOC_NUMBER (R_390_TLS_LE64, 51) /* 64 bit negated offset relative to |
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| 112 | static TLS block. */ |
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| 113 | RELOC_NUMBER (R_390_TLS_LDO32, 52) /* 32 bit offset relative to TLS |
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| 114 | block. */ |
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| 115 | RELOC_NUMBER (R_390_TLS_LDO64, 53) /* 64 bit offset relative to TLS |
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| 116 | block. */ |
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| 117 | RELOC_NUMBER (R_390_TLS_DTPMOD, 54) /* ID of module containing symbol. */ |
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| 118 | RELOC_NUMBER (R_390_TLS_DTPOFF, 55) /* Offset in TLS block. */ |
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| 119 | RELOC_NUMBER (R_390_TLS_TPOFF, 56) /* Negate offset in static TLS |
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| 120 | block. */ |
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| 121 | RELOC_NUMBER (R_390_20, 57) /* Direct 20 bit. */ |
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| 122 | RELOC_NUMBER (R_390_GOT20, 58) /* 20 bit GOT offset. */ |
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| 123 | RELOC_NUMBER (R_390_GOTPLT20, 59) /* 20 bit offset to jump slot. */ |
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| 124 | RELOC_NUMBER (R_390_TLS_GOTIE20, 60)/* 20 bit GOT offset for statis TLS |
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| 125 | block offset. */ |
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| 126 | RELOC_NUMBER (R_390_IRELATIVE, 61) /* IFUNC relocation. */ |
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| 127 | /* These are GNU extensions to enable C++ vtable garbage collection. */ |
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| 128 | RELOC_NUMBER (R_390_GNU_VTINHERIT, 250) |
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| 129 | RELOC_NUMBER (R_390_GNU_VTENTRY, 251) |
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| 130 | END_RELOC_NUMBERS (R_390_max) |
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| 131 | |||
| 6324 | serge | 132 | /* Object attribute tags. */ |
| 133 | enum |
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| 134 | { |
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| 135 | /* 0-3 are generic. */ |
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| 136 | /* 4 is reserved for the FP ABI. */ |
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| 5191 | serge | 137 | |
| 6324 | serge | 138 | /* Vector ABI: |
| 139 | |||
| 140 | 1 = software vector ABI being used |
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| 141 | 2 = hardware vector ABI being used. */ |
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| 142 | Tag_GNU_S390_ABI_Vector = 8, |
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| 143 | }; |
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| 5191 | serge | 144 | |
| 6324 | serge | 145 | #endif /* _ELF_390_H */ |