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      1 // s390.h -- ELF definitions specific to EM_S390  -*- C++ -*-
      2 
      3 // Copyright (C) 2015-2016 Free Software Foundation, Inc.
      4 // Written by Marcin Kocielnicki <koriakin (at) 0x04.net>.
      5 
      6 // This file is part of elfcpp.
      7 
      8 // This program is free software; you can redistribute it and/or
      9 // modify it under the terms of the GNU Library General Public License
     10 // as published by the Free Software Foundation; either version 2, or
     11 // (at your option) any later version.
     12 
     13 // In addition to the permissions in the GNU Library General Public
     14 // License, the Free Software Foundation gives you unlimited
     15 // permission to link the compiled version of this file into
     16 // combinations with other programs, and to distribute those
     17 // combinations without any restriction coming from the use of this
     18 // file.  (The Library Public License restrictions do apply in other
     19 // respects; for example, they cover modification of the file, and
     20 /// distribution when not linked into a combined executable.)
     21 
     22 // This program is distributed in the hope that it will be useful, but
     23 // WITHOUT ANY WARRANTY; without even the implied warranty of
     24 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     25 // Library General Public License for more details.
     26 
     27 // You should have received a copy of the GNU Library General Public
     28 // License along with this program; if not, write to the Free Software
     29 // Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
     30 // 02110-1301, USA.
     31 
     32 #ifndef ELFCPP_S390_H
     33 #define ELFCPP_S390_H
     34 
     35 namespace elfcpp
     36 {
     37 
     38 enum
     39 {
     40   // Original 31-bit ABI.
     41   R_390_NONE = 0,           // No reloc.
     42   R_390_8 = 1,              // Direct 8 bit.
     43   R_390_12 = 2,             // Direct 12 bit.
     44   R_390_16 = 3,             // Direct 16 bit.
     45   R_390_32 = 4,             // Direct 32 bit.
     46   R_390_PC32 = 5,           // PC relative 32 bit.
     47   R_390_GOT12 = 6,          // 12 bit GOT offset.
     48   R_390_GOT32 = 7,          // 32 bit GOT offset.
     49   R_390_PLT32 = 8,          // 32 bit PC relative PLT address.
     50   R_390_COPY = 9,           // Copy symbol at runtime.
     51   R_390_GLOB_DAT = 10,      // Create GOT entry.
     52   R_390_JMP_SLOT = 11,      // Create PLT entry.
     53   R_390_RELATIVE = 12,      // Adjust by program base.
     54   R_390_GOTOFF32 = 13,      // 32 bit offset to GOT.
     55   R_390_GOTPC = 14,         // 32 bit PC relative offset to GOT.
     56   R_390_GOT16 = 15,         // 16 bit GOT offset.
     57   R_390_PC16 = 16,          // PC relative 16 bit.
     58   R_390_PC16DBL = 17,       // PC relative 16 bit shifted by 1.
     59   R_390_PLT16DBL = 18,      // 16 bit PC rel. PLT shifted by 1.
     60   // New 64-bit ABI.
     61   R_390_PC32DBL = 19,       // PC relative 32 bit shifted by 1.
     62   R_390_PLT32DBL = 20,      // 32 bit PC rel. PLT shifted by 1.
     63   R_390_GOTPCDBL = 21,      // 32 bit PC rel. GOT shifted by 1.
     64   R_390_64 = 22,            // Direct 64 bit.
     65   R_390_PC64 = 23,          // PC relative 64 bit.
     66   R_390_GOT64 = 24,         // 64 bit GOT offset.
     67   R_390_PLT64 = 25,         // 64 bit PC relative PLT address.
     68   R_390_GOTENT = 26,        // 32 bit PC rel. to GOT entry >> 1.
     69   // Extensions.
     70   R_390_GOTOFF16 = 27,      // 16 bit offset to GOT.
     71   R_390_GOTOFF64 = 28,      // 64 bit offset to GOT.
     72   R_390_GOTPLT12 = 29,      // 12 bit offset to jump slot.
     73   R_390_GOTPLT16 = 30,      // 16 bit offset to jump slot.
     74   R_390_GOTPLT32 = 31,      // 32 bit offset to jump slot.
     75   R_390_GOTPLT64 = 32,      // 64 bit offset to jump slot.
     76   R_390_GOTPLTENT = 33,     // 32 bit rel. offset to jump slot.
     77   R_390_PLTOFF16 = 34,      // 16 bit offset from GOT to PLT.
     78   R_390_PLTOFF32 = 35,      // 32 bit offset from GOT to PLT.
     79   R_390_PLTOFF64 = 36,      // 16 bit offset from GOT to PLT.
     80   // TLS extensions.
     81   R_390_TLS_LOAD = 37,      // Tag for load insn in TLS code.
     82   R_390_TLS_GDCALL = 38,    // Tag for function call in general dynamic TLS code.
     83   R_390_TLS_LDCALL = 39,    // Tag for function call in local dynamic TLS code.
     84   R_390_TLS_GD32 = 40,      // Direct 32 bit for general dynamic thread local data.
     85   R_390_TLS_GD64 = 41,      // Direct 64 bit for general dynamic thread local data.
     86   R_390_TLS_GOTIE12 = 42,   // 12 bit GOT offset for static TLS block offset.
     87   R_390_TLS_GOTIE32 = 43,   // 32 bit GOT offset for static TLS block offset.
     88   R_390_TLS_GOTIE64 = 44,   // 64 bit GOT offset for static TLS block offset.
     89   R_390_TLS_LDM32 = 45,     // Direct 32 bit for local dynamic thread local data in LD code.
     90   R_390_TLS_LDM64 = 46,     // Direct 64 bit for local dynamic thread local data in LD code.
     91   R_390_TLS_IE32 = 47,      // 32 bit address of GOT entry for negated static TLS block offset.
     92   R_390_TLS_IE64 = 48,      // 64 bit address of GOT entry for negated static TLS block offset.
     93   R_390_TLS_IEENT = 49,     // 32 bit rel. offset to GOT entry for negated static TLS block offset.
     94   R_390_TLS_LE32 = 50,      // 32 bit negated offset relative to static TLS block.
     95   R_390_TLS_LE64 = 51,      // 64 bit negated offset relative to static TLS block.
     96   R_390_TLS_LDO32 = 52,     // 32 bit offset relative to TLS block.
     97   R_390_TLS_LDO64 = 53,     // 64 bit offset relative to TLS block.
     98   R_390_TLS_DTPMOD = 54,    // ID of module containing symbol.
     99   R_390_TLS_DTPOFF = 55,    // Offset in TLS block.
    100   R_390_TLS_TPOFF = 56,     // Negate offset in static TLS block.
    101   // Yet more misc extensions.
    102   R_390_20 = 57,            // Direct 20 bit.
    103   R_390_GOT20 = 58,         // 20 bit GOT offset.
    104   R_390_GOTPLT20 = 59,      // 20 bit offset to jump slot.
    105   R_390_TLS_GOTIE20 = 60,   // 20 bit GOT offset for static TLS block offset.
    106   R_390_IRELATIVE = 61,     // IFUNC relocation.
    107   R_390_PC12DBL = 62,       // PC relative 12 bit shifted by 1.
    108   R_390_PLT12DBL = 63,      // 12 bit PC rel. PLT shifted by 1.
    109   R_390_PC24DBL = 64,       // PC relative 24 bit shifted by 1.
    110   R_390_PLT24DBL = 65,      // 24 bit PC rel. PLT shifted by 1.
    111   // GNU vtable garbage collection extensions.
    112   R_390_GNU_VTINHERIT = 250,
    113   R_390_GNU_VTENTRY = 251,
    114 };
    115 
    116 } // End namespace elfcpp.
    117 
    118 #endif // !defined(ELFCPP_S390_H)
    119