include/elf/ppc64.h

   1 /* PPC64 ELF support for BFD.
   2    Copyright 2003, 2005, 2009, 2010, 2011 Free Software Foundation, Inc.
   3
   4    This file is part of BFD, the Binary File Descriptor library.
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, write to the Free Software
  18    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  19    MA 02110-1301, USA.  */
  20
  21 #ifndef _ELF_PPC64_H
  22 #define _ELF_PPC64_H
  23
  24 #include "elf/reloc-macros.h"
  25
  26 /* Relocations.  */
  27 START_RELOC_NUMBERS (elf_ppc64_reloc_type)
  28   RELOC_NUMBER (R_PPC64_NONE,                0)
  29   RELOC_NUMBER (R_PPC64_ADDR32,              1)
  30   RELOC_NUMBER (R_PPC64_ADDR24,              2)
  31   RELOC_NUMBER (R_PPC64_ADDR16,              3)
  32   RELOC_NUMBER (R_PPC64_ADDR16_LO,           4)
  33   RELOC_NUMBER (R_PPC64_ADDR16_HI,           5)
  34   RELOC_NUMBER (R_PPC64_ADDR16_HA,           6)
  35   RELOC_NUMBER (R_PPC64_ADDR14,              7)
  36   RELOC_NUMBER (R_PPC64_ADDR14_BRTAKEN,      8)
  37   RELOC_NUMBER (R_PPC64_ADDR14_BRNTAKEN,     9)
  38   RELOC_NUMBER (R_PPC64_REL24,              10)
  39   RELOC_NUMBER (R_PPC64_REL14,              11)
  40   RELOC_NUMBER (R_PPC64_REL14_BRTAKEN,      12)
  41   RELOC_NUMBER (R_PPC64_REL14_BRNTAKEN,     13)
  42   RELOC_NUMBER (R_PPC64_GOT16,              14)
  43   RELOC_NUMBER (R_PPC64_GOT16_LO,           15)
  44   RELOC_NUMBER (R_PPC64_GOT16_HI,           16)
  45   RELOC_NUMBER (R_PPC64_GOT16_HA,           17)
  46   /* 18 unused.  32-bit reloc is R_PPC_PLTREL24.  */
  47   RELOC_NUMBER (R_PPC64_COPY,               19)
  48   RELOC_NUMBER (R_PPC64_GLOB_DAT,           20)
  49   RELOC_NUMBER (R_PPC64_JMP_SLOT,           21)
  50   RELOC_NUMBER (R_PPC64_RELATIVE,           22)
  51   /* 23 unused.  32-bit reloc is R_PPC_LOCAL24PC.  */
  52   RELOC_NUMBER (R_PPC64_UADDR32,            24)
  53   RELOC_NUMBER (R_PPC64_UADDR16,            25)
  54   RELOC_NUMBER (R_PPC64_REL32,              26)
  55   RELOC_NUMBER (R_PPC64_PLT32,              27)
  56   RELOC_NUMBER (R_PPC64_PLTREL32,           28)
  57   RELOC_NUMBER (R_PPC64_PLT16_LO,           29)
  58   RELOC_NUMBER (R_PPC64_PLT16_HI,           30)
  59   RELOC_NUMBER (R_PPC64_PLT16_HA,           31)
  60   /* 32 unused.  32-bit reloc is R_PPC_SDAREL16.  */
  61   RELOC_NUMBER (R_PPC64_SECTOFF,            33)
  62   RELOC_NUMBER (R_PPC64_SECTOFF_LO,         34)
  63   RELOC_NUMBER (R_PPC64_SECTOFF_HI,         35)
  64   RELOC_NUMBER (R_PPC64_SECTOFF_HA,         36)
  65   RELOC_NUMBER (R_PPC64_REL30,              37)
  66   RELOC_NUMBER (R_PPC64_ADDR64,             38)
  67   RELOC_NUMBER (R_PPC64_ADDR16_HIGHER,      39)
  68   RELOC_NUMBER (R_PPC64_ADDR16_HIGHERA,     40)
  69   RELOC_NUMBER (R_PPC64_ADDR16_HIGHEST,     41)
  70   RELOC_NUMBER (R_PPC64_ADDR16_HIGHESTA,    42)
  71   RELOC_NUMBER (R_PPC64_UADDR64,            43)
  72   RELOC_NUMBER (R_PPC64_REL64,              44)
  73   RELOC_NUMBER (R_PPC64_PLT64,              45)
  74   RELOC_NUMBER (R_PPC64_PLTREL64,           46)
  75   RELOC_NUMBER (R_PPC64_TOC16,              47)
  76   RELOC_NUMBER (R_PPC64_TOC16_LO,           48)
  77   RELOC_NUMBER (R_PPC64_TOC16_HI,           49)
  78   RELOC_NUMBER (R_PPC64_TOC16_HA,           50)
  79   RELOC_NUMBER (R_PPC64_TOC,                51)
  80   RELOC_NUMBER (R_PPC64_PLTGOT16,           52)
  81   RELOC_NUMBER (R_PPC64_PLTGOT16_LO,        53)
  82   RELOC_NUMBER (R_PPC64_PLTGOT16_HI,        54)
  83   RELOC_NUMBER (R_PPC64_PLTGOT16_HA,        55)
  84
  85   /* The following relocs were added in the 64-bit PowerPC ELF ABI
  86      revision 1.2. */
  87   RELOC_NUMBER (R_PPC64_ADDR16_DS,          56)
  88   RELOC_NUMBER (R_PPC64_ADDR16_LO_DS,       57)
  89   RELOC_NUMBER (R_PPC64_GOT16_DS,           58)
  90   RELOC_NUMBER (R_PPC64_GOT16_LO_DS,        59)
  91   RELOC_NUMBER (R_PPC64_PLT16_LO_DS,        60)
  92   RELOC_NUMBER (R_PPC64_SECTOFF_DS,         61)
  93   RELOC_NUMBER (R_PPC64_SECTOFF_LO_DS,      62)
  94   RELOC_NUMBER (R_PPC64_TOC16_DS,           63)
  95   RELOC_NUMBER (R_PPC64_TOC16_LO_DS,        64)
  96   RELOC_NUMBER (R_PPC64_PLTGOT16_DS,        65)
  97   RELOC_NUMBER (R_PPC64_PLTGOT16_LO_DS,     66)
  98
  99   /* Relocs added to support TLS.  PowerPC64 ELF ABI revision 1.5.  */
 100   RELOC_NUMBER (R_PPC64_TLS,                67)
 101   RELOC_NUMBER (R_PPC64_DTPMOD64,           68)
 102   RELOC_NUMBER (R_PPC64_TPREL16,            69)
 103   RELOC_NUMBER (R_PPC64_TPREL16_LO,         70)
 104   RELOC_NUMBER (R_PPC64_TPREL16_HI,         71)
 105   RELOC_NUMBER (R_PPC64_TPREL16_HA,         72)
 106   RELOC_NUMBER (R_PPC64_TPREL64,            73)
 107   RELOC_NUMBER (R_PPC64_DTPREL16,           74)
 108   RELOC_NUMBER (R_PPC64_DTPREL16_LO,        75)
 109   RELOC_NUMBER (R_PPC64_DTPREL16_HI,        76)
 110   RELOC_NUMBER (R_PPC64_DTPREL16_HA,        77)
 111   RELOC_NUMBER (R_PPC64_DTPREL64,           78)
 112   RELOC_NUMBER (R_PPC64_GOT_TLSGD16,        79)
 113   RELOC_NUMBER (R_PPC64_GOT_TLSGD16_LO,     80)
 114   RELOC_NUMBER (R_PPC64_GOT_TLSGD16_HI,     81)
 115   RELOC_NUMBER (R_PPC64_GOT_TLSGD16_HA,     82)
 116   RELOC_NUMBER (R_PPC64_GOT_TLSLD16,        83)
 117   RELOC_NUMBER (R_PPC64_GOT_TLSLD16_LO,     84)
 118   RELOC_NUMBER (R_PPC64_GOT_TLSLD16_HI,     85)
 119   RELOC_NUMBER (R_PPC64_GOT_TLSLD16_HA,     86)
 120   RELOC_NUMBER (R_PPC64_GOT_TPREL16_DS,     87)
 121   RELOC_NUMBER (R_PPC64_GOT_TPREL16_LO_DS,  88)
 122   RELOC_NUMBER (R_PPC64_GOT_TPREL16_HI,     89)
 123   RELOC_NUMBER (R_PPC64_GOT_TPREL16_HA,     90)
 124   RELOC_NUMBER (R_PPC64_GOT_DTPREL16_DS,    91)
 125   RELOC_NUMBER (R_PPC64_GOT_DTPREL16_LO_DS, 92)
 126   RELOC_NUMBER (R_PPC64_GOT_DTPREL16_HI,    93)
 127   RELOC_NUMBER (R_PPC64_GOT_DTPREL16_HA,    94)
 128   RELOC_NUMBER (R_PPC64_TPREL16_DS,         95)
 129   RELOC_NUMBER (R_PPC64_TPREL16_LO_DS,      96)
 130   RELOC_NUMBER (R_PPC64_TPREL16_HIGHER,     97)
 131   RELOC_NUMBER (R_PPC64_TPREL16_HIGHERA,    98)
 132   RELOC_NUMBER (R_PPC64_TPREL16_HIGHEST,    99)
 133   RELOC_NUMBER (R_PPC64_TPREL16_HIGHESTA,  100)
 134   RELOC_NUMBER (R_PPC64_DTPREL16_DS,       101)
 135   RELOC_NUMBER (R_PPC64_DTPREL16_LO_DS,    102)
 136   RELOC_NUMBER (R_PPC64_DTPREL16_HIGHER,   103)
 137   RELOC_NUMBER (R_PPC64_DTPREL16_HIGHERA,  104)
 138   RELOC_NUMBER (R_PPC64_DTPREL16_HIGHEST,  105)
 139   RELOC_NUMBER (R_PPC64_DTPREL16_HIGHESTA, 106)
 140   RELOC_NUMBER (R_PPC64_TLSGD,             107)
 141   RELOC_NUMBER (R_PPC64_TLSLD,             108)
 142   RELOC_NUMBER (R_PPC64_TOCSAVE,           109)
 143
 144 #ifndef RELOC_MACROS_GEN_FUNC
 145 /* Fake relocation only used internally by ld.  */
 146   RELOC_NUMBER (R_PPC64_LO_DS_OPT,         128)
 147 #endif
 148 /* Support STT_GNU_IFUNC plt calls.  */
 149   RELOC_NUMBER (R_PPC64_JMP_IREL,          247)
 150   RELOC_NUMBER (R_PPC64_IRELATIVE,         248)
 151
 152 /* These are GNU extensions used in PIC code sequences.  */
 153   RELOC_NUMBER (R_PPC64_REL16,             249)
 154   RELOC_NUMBER (R_PPC64_REL16_LO,          250)
 155   RELOC_NUMBER (R_PPC64_REL16_HI,          251)
 156   RELOC_NUMBER (R_PPC64_REL16_HA,          252)
 157
 158   /* These are GNU extensions to enable C++ vtable garbage collection.  */
 159   RELOC_NUMBER (R_PPC64_GNU_VTINHERIT,     253)
 160   RELOC_NUMBER (R_PPC64_GNU_VTENTRY,       254)
 161
 162 END_RELOC_NUMBERS (R_PPC64_max)
 163
 164 #define IS_PPC64_TLS_RELOC(R) \
 165   ((R) >= R_PPC64_TLS && (R) <= R_PPC64_DTPREL16_HIGHESTA)
 166
 167 /* Specify the start of the .glink section.  */
 168 #define DT_PPC64_GLINK          DT_LOPROC
 169
 170 /* Specify the start and size of the .opd section.  */
 171 #define DT_PPC64_OPD            (DT_LOPROC + 1)
 172 #define DT_PPC64_OPDSZ          (DT_LOPROC + 2)
 173
 174 /* Specify that tls descriptors should be optimized.  */
 175 #define DT_PPC64_TLSOPT         (DT_LOPROC + 3)
 176
 177 #endif /* _ELF_PPC64_H */