include/elf/sparc.h

   1 /* SPARC ELF support for BFD.
   2    Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2008
   3    Free Software Foundation, Inc.
   4    By Doug Evans, Cygnus Support, <dje@cygnus.com>.
   5
   6 This file is part of BFD, the Binary File Descriptor library.
   7
   8 This program is free software; you can redistribute it and/or modify
   9 it under the terms of the GNU General Public License as published by
  10 the Free Software Foundation; either version 2 of the License, or
  11 (at your option) any later version.
  12
  13 This program is distributed in the hope that it will be useful,
  14 but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 GNU General Public License for more details.
  17
  18 You should have received a copy of the GNU General Public License
  19 along with this program; if not, write to the Free Software
  20 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
  21
  22 #ifndef _ELF_SPARC_H
  23 #define _ELF_SPARC_H
  24
  25 /* Processor specific flags for the ELF header e_flags field.  */
  26
  27 /* These are defined by Sun.  */
  28
  29 #define EF_SPARC_32PLUS_MASK    0xffff00        /* bits indicating V8+ type */
  30 #define EF_SPARC_32PLUS         0x000100        /* generic V8+ features */
  31 #define EF_SPARC_SUN_US1        0x000200        /* Sun UltraSPARC1 extensions */
  32 #define EF_SPARC_HAL_R1         0x000400        /* HAL R1 extensions */
  33 #define EF_SPARC_SUN_US3        0x000800        /* Sun UltraSPARCIII extensions */
  34
  35 #define EF_SPARC_LEDATA         0x800000        /* little endian data */
  36
  37 /* This name is used in the V9 ABI.  */
  38 #define EF_SPARC_EXT_MASK       0xffff00        /* reserved for vendor extensions */
  39
  40 /* V9 memory models */
  41 #define EF_SPARCV9_MM           0x3             /* memory model mask */
  42 #define EF_SPARCV9_TSO          0x0             /* total store ordering */
  43 #define EF_SPARCV9_PSO          0x1             /* partial store ordering */
  44 #define EF_SPARCV9_RMO          0x2             /* relaxed store ordering */
  45
  46 /* Section indices.  */
  47
  48 #define SHN_BEFORE      SHN_LORESERVE           /* used with SHF_ORDERED */
  49 #define SHN_AFTER       (SHN_LORESERVE + 1)     /* used with SHF_ORDERED */
  50
  51 /* Section flags.  */
  52
  53 #define SHF_EXCLUDE             0x80000000      /* exclude from linking */
  54 #define SHF_ORDERED             0x40000000      /* treat sh_link,sh_info specially */
  55
  56 /* Symbol types.  */
  57
  58 #define STT_REGISTER            13              /* global reg reserved to app. */
  59
  60 #include "elf/reloc-macros.h"
  61
  62 /* Relocation types.  */
  63 START_RELOC_NUMBERS (elf_sparc_reloc_type)
  64   RELOC_NUMBER (R_SPARC_NONE, 0)
  65   RELOC_NUMBER (R_SPARC_8, 1)
  66   RELOC_NUMBER (R_SPARC_16, 2)
  67   RELOC_NUMBER (R_SPARC_32, 3)
  68   RELOC_NUMBER (R_SPARC_DISP8, 4)
  69   RELOC_NUMBER (R_SPARC_DISP16, 5)
  70   RELOC_NUMBER (R_SPARC_DISP32, 6)
  71   RELOC_NUMBER (R_SPARC_WDISP30, 7)
  72   RELOC_NUMBER (R_SPARC_WDISP22, 8)
  73   RELOC_NUMBER (R_SPARC_HI22, 9)
  74   RELOC_NUMBER (R_SPARC_22, 10)
  75   RELOC_NUMBER (R_SPARC_13, 11)
  76   RELOC_NUMBER (R_SPARC_LO10, 12)
  77   RELOC_NUMBER (R_SPARC_GOT10, 13)
  78   RELOC_NUMBER (R_SPARC_GOT13, 14)
  79   RELOC_NUMBER (R_SPARC_GOT22, 15)
  80   RELOC_NUMBER (R_SPARC_PC10, 16)
  81   RELOC_NUMBER (R_SPARC_PC22, 17)
  82   RELOC_NUMBER (R_SPARC_WPLT30, 18)
  83   RELOC_NUMBER (R_SPARC_COPY, 19)
  84   RELOC_NUMBER (R_SPARC_GLOB_DAT, 20)
  85   RELOC_NUMBER (R_SPARC_JMP_SLOT, 21)
  86   RELOC_NUMBER (R_SPARC_RELATIVE, 22)
  87   RELOC_NUMBER (R_SPARC_UA32, 23)
  88
  89   /* ??? These 6 relocs are new but not currently used.  For binary
  90      compatibility in the sparc64-elf toolchain, we leave them out.
  91      A non-binary upward compatible change is expected for sparc64-elf.  */
  92 #ifndef SPARC64_OLD_RELOCS
  93   /* ??? New relocs on the UltraSPARC.  Not sure what they're for yet.  */
  94   RELOC_NUMBER (R_SPARC_PLT32, 24)
  95   RELOC_NUMBER (R_SPARC_HIPLT22, 25)
  96   RELOC_NUMBER (R_SPARC_LOPLT10, 26)
  97   RELOC_NUMBER (R_SPARC_PCPLT32, 27)
  98   RELOC_NUMBER (R_SPARC_PCPLT22, 28)
  99   RELOC_NUMBER (R_SPARC_PCPLT10, 29)
 100 #endif
 101
 102   /* v9 relocs */
 103   RELOC_NUMBER (R_SPARC_10, 30)
 104   RELOC_NUMBER (R_SPARC_11, 31)
 105   RELOC_NUMBER (R_SPARC_64, 32)
 106   RELOC_NUMBER (R_SPARC_OLO10, 33)
 107   RELOC_NUMBER (R_SPARC_HH22, 34)
 108   RELOC_NUMBER (R_SPARC_HM10, 35)
 109   RELOC_NUMBER (R_SPARC_LM22, 36)
 110   RELOC_NUMBER (R_SPARC_PC_HH22, 37)
 111   RELOC_NUMBER (R_SPARC_PC_HM10, 38)
 112   RELOC_NUMBER (R_SPARC_PC_LM22, 39)
 113   RELOC_NUMBER (R_SPARC_WDISP16, 40)
 114   RELOC_NUMBER (R_SPARC_WDISP19, 41)
 115   RELOC_NUMBER (R_SPARC_UNUSED_42, 42)
 116   RELOC_NUMBER (R_SPARC_7, 43)
 117   RELOC_NUMBER (R_SPARC_5, 44)
 118   RELOC_NUMBER (R_SPARC_6, 45)
 119   RELOC_NUMBER (R_SPARC_DISP64, 46)
 120   RELOC_NUMBER (R_SPARC_PLT64, 47)
 121   RELOC_NUMBER (R_SPARC_HIX22, 48)
 122   RELOC_NUMBER (R_SPARC_LOX10, 49)
 123   RELOC_NUMBER (R_SPARC_H44, 50)
 124   RELOC_NUMBER (R_SPARC_M44, 51)
 125   RELOC_NUMBER (R_SPARC_L44, 52)
 126   RELOC_NUMBER (R_SPARC_REGISTER, 53)
 127   RELOC_NUMBER (R_SPARC_UA64, 54)
 128   RELOC_NUMBER (R_SPARC_UA16, 55)
 129
 130   RELOC_NUMBER (R_SPARC_TLS_GD_HI22, 56)
 131   RELOC_NUMBER (R_SPARC_TLS_GD_LO10, 57)
 132   RELOC_NUMBER (R_SPARC_TLS_GD_ADD, 58)
 133   RELOC_NUMBER (R_SPARC_TLS_GD_CALL, 59)
 134   RELOC_NUMBER (R_SPARC_TLS_LDM_HI22, 60)
 135   RELOC_NUMBER (R_SPARC_TLS_LDM_LO10, 61)
 136   RELOC_NUMBER (R_SPARC_TLS_LDM_ADD, 62)
 137   RELOC_NUMBER (R_SPARC_TLS_LDM_CALL, 63)
 138   RELOC_NUMBER (R_SPARC_TLS_LDO_HIX22, 64)
 139   RELOC_NUMBER (R_SPARC_TLS_LDO_LOX10, 65)
 140   RELOC_NUMBER (R_SPARC_TLS_LDO_ADD, 66)
 141   RELOC_NUMBER (R_SPARC_TLS_IE_HI22, 67)
 142   RELOC_NUMBER (R_SPARC_TLS_IE_LO10, 68)
 143   RELOC_NUMBER (R_SPARC_TLS_IE_LD, 69)
 144   RELOC_NUMBER (R_SPARC_TLS_IE_LDX, 70)
 145   RELOC_NUMBER (R_SPARC_TLS_IE_ADD, 71)
 146   RELOC_NUMBER (R_SPARC_TLS_LE_HIX22, 72)
 147   RELOC_NUMBER (R_SPARC_TLS_LE_LOX10, 73)
 148   RELOC_NUMBER (R_SPARC_TLS_DTPMOD32, 74)
 149   RELOC_NUMBER (R_SPARC_TLS_DTPMOD64, 75)
 150   RELOC_NUMBER (R_SPARC_TLS_DTPOFF32, 76)
 151   RELOC_NUMBER (R_SPARC_TLS_DTPOFF64, 77)
 152   RELOC_NUMBER (R_SPARC_TLS_TPOFF32, 78)
 153   RELOC_NUMBER (R_SPARC_TLS_TPOFF64, 79)
 154
 155   EMPTY_RELOC  (R_SPARC_max_std)
 156
 157   RELOC_NUMBER (R_SPARC_GNU_VTINHERIT, 250)
 158   RELOC_NUMBER (R_SPARC_GNU_VTENTRY, 251)
 159   RELOC_NUMBER (R_SPARC_REV32, 252)
 160
 161 END_RELOC_NUMBERS (R_SPARC_max)
 162
 163 /* Relocation macros.  */
 164
 165 #define ELF64_R_TYPE_DATA(info) \
 166   (((bfd_signed_vma)(ELF64_R_TYPE(info) >> 8) ^ 0x800000) - 0x800000)
 167 #define ELF64_R_TYPE_ID(info) \
 168   ((info) & 0xff)
 169 #define ELF64_R_TYPE_INFO(data, type) \
 170   (((bfd_vma) ((data) & 0xffffff) << 8) | (bfd_vma) (type))
 171
 172 /* Values for Elf64_Dyn.d_tag.  */
 173
 174 #define DT_SPARC_REGISTER       0x70000001
 175
 176 #endif /* _ELF_SPARC_H */