| 1 | /* SPARC ELF support for BFD. |
| 2 | Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2008, 2010, |
| 3 | 2011 |
| 4 | Free Software Foundation, Inc. |
| 5 | By Doug Evans, Cygnus Support, <dje@cygnus.com>. |
| 6 | |
| 7 | This file is part of BFD, the Binary File Descriptor library. |
| 8 | |
| 9 | This program is free software; you can redistribute it and/or modify |
| 10 | it under the terms of the GNU General Public License as published by |
| 11 | the Free Software Foundation; either version 3 of the License, or |
| 12 | (at your option) any later version. |
| 13 | |
| 14 | This program is distributed in the hope that it will be useful, |
| 15 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | GNU General Public License for more details. |
| 18 | |
| 19 | You should have received a copy of the GNU General Public License |
| 20 | along with this program; if not, write to the Free Software |
| 21 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
| 22 | MA 02110-1301, USA. */ |
| 23 | |
| 24 | #ifndef _ELF_SPARC_H |
| 25 | #define _ELF_SPARC_H |
| 26 | |
| 27 | /* Processor specific flags for the ELF header e_flags field. */ |
| 28 | |
| 29 | /* These are defined by Sun. */ |
| 30 | |
| 31 | #define EF_SPARC_32PLUS_MASK 0xffff00 /* bits indicating V8+ type */ |
| 32 | #define EF_SPARC_32PLUS 0x000100 /* generic V8+ features */ |
| 33 | #define EF_SPARC_SUN_US1 0x000200 /* Sun UltraSPARC1 extensions */ |
| 34 | #define EF_SPARC_HAL_R1 0x000400 /* HAL R1 extensions */ |
| 35 | #define EF_SPARC_SUN_US3 0x000800 /* Sun UltraSPARCIII extensions */ |
| 36 | |
| 37 | #define EF_SPARC_LEDATA 0x800000 /* little endian data */ |
| 38 | |
| 39 | /* This name is used in the V9 ABI. */ |
| 40 | #define EF_SPARC_EXT_MASK 0xffff00 /* reserved for vendor extensions */ |
| 41 | |
| 42 | /* V9 memory models */ |
| 43 | #define EF_SPARCV9_MM 0x3 /* memory model mask */ |
| 44 | #define EF_SPARCV9_TSO 0x0 /* total store ordering */ |
| 45 | #define EF_SPARCV9_PSO 0x1 /* partial store ordering */ |
| 46 | #define EF_SPARCV9_RMO 0x2 /* relaxed store ordering */ |
| 47 | |
| 48 | /* Section indices. */ |
| 49 | |
| 50 | #define SHN_BEFORE SHN_LORESERVE /* Used with SHF_ORDERED and... */ |
| 51 | #define SHN_AFTER (SHN_LORESERVE + 1) /* SHF_LINK_ORDER section flags. */ |
| 52 | |
| 53 | /* Section flags. */ |
| 54 | |
| 55 | #define SHF_ORDERED 0x40000000 /* treat sh_link,sh_info specially */ |
| 56 | |
| 57 | /* Symbol types. */ |
| 58 | |
| 59 | #define STT_REGISTER 13 /* global reg reserved to app. */ |
| 60 | |
| 61 | #include "elf/reloc-macros.h" |
| 62 | |
| 63 | /* Relocation types. */ |
| 64 | START_RELOC_NUMBERS (elf_sparc_reloc_type) |
| 65 | RELOC_NUMBER (R_SPARC_NONE, 0) |
| 66 | RELOC_NUMBER (R_SPARC_8, 1) |
| 67 | RELOC_NUMBER (R_SPARC_16, 2) |
| 68 | RELOC_NUMBER (R_SPARC_32, 3) |
| 69 | RELOC_NUMBER (R_SPARC_DISP8, 4) |
| 70 | RELOC_NUMBER (R_SPARC_DISP16, 5) |
| 71 | RELOC_NUMBER (R_SPARC_DISP32, 6) |
| 72 | RELOC_NUMBER (R_SPARC_WDISP30, 7) |
| 73 | RELOC_NUMBER (R_SPARC_WDISP22, 8) |
| 74 | RELOC_NUMBER (R_SPARC_HI22, 9) |
| 75 | RELOC_NUMBER (R_SPARC_22, 10) |
| 76 | RELOC_NUMBER (R_SPARC_13, 11) |
| 77 | RELOC_NUMBER (R_SPARC_LO10, 12) |
| 78 | RELOC_NUMBER (R_SPARC_GOT10, 13) |
| 79 | RELOC_NUMBER (R_SPARC_GOT13, 14) |
| 80 | RELOC_NUMBER (R_SPARC_GOT22, 15) |
| 81 | RELOC_NUMBER (R_SPARC_PC10, 16) |
| 82 | RELOC_NUMBER (R_SPARC_PC22, 17) |
| 83 | RELOC_NUMBER (R_SPARC_WPLT30, 18) |
| 84 | RELOC_NUMBER (R_SPARC_COPY, 19) |
| 85 | RELOC_NUMBER (R_SPARC_GLOB_DAT, 20) |
| 86 | RELOC_NUMBER (R_SPARC_JMP_SLOT, 21) |
| 87 | RELOC_NUMBER (R_SPARC_RELATIVE, 22) |
| 88 | RELOC_NUMBER (R_SPARC_UA32, 23) |
| 89 | |
| 90 | /* ??? These 6 relocs are new but not currently used. For binary |
| 91 | compatibility in the sparc64-elf toolchain, we leave them out. |
| 92 | A non-binary upward compatible change is expected for sparc64-elf. */ |
| 93 | #ifndef SPARC64_OLD_RELOCS |
| 94 | /* ??? New relocs on the UltraSPARC. Not sure what they're for yet. */ |
| 95 | RELOC_NUMBER (R_SPARC_PLT32, 24) |
| 96 | RELOC_NUMBER (R_SPARC_HIPLT22, 25) |
| 97 | RELOC_NUMBER (R_SPARC_LOPLT10, 26) |
| 98 | RELOC_NUMBER (R_SPARC_PCPLT32, 27) |
| 99 | RELOC_NUMBER (R_SPARC_PCPLT22, 28) |
| 100 | RELOC_NUMBER (R_SPARC_PCPLT10, 29) |
| 101 | #endif |
| 102 | |
| 103 | /* v9 relocs */ |
| 104 | RELOC_NUMBER (R_SPARC_10, 30) |
| 105 | RELOC_NUMBER (R_SPARC_11, 31) |
| 106 | RELOC_NUMBER (R_SPARC_64, 32) |
| 107 | RELOC_NUMBER (R_SPARC_OLO10, 33) |
| 108 | RELOC_NUMBER (R_SPARC_HH22, 34) |
| 109 | RELOC_NUMBER (R_SPARC_HM10, 35) |
| 110 | RELOC_NUMBER (R_SPARC_LM22, 36) |
| 111 | RELOC_NUMBER (R_SPARC_PC_HH22, 37) |
| 112 | RELOC_NUMBER (R_SPARC_PC_HM10, 38) |
| 113 | RELOC_NUMBER (R_SPARC_PC_LM22, 39) |
| 114 | RELOC_NUMBER (R_SPARC_WDISP16, 40) |
| 115 | RELOC_NUMBER (R_SPARC_WDISP19, 41) |
| 116 | RELOC_NUMBER (R_SPARC_UNUSED_42, 42) |
| 117 | RELOC_NUMBER (R_SPARC_7, 43) |
| 118 | RELOC_NUMBER (R_SPARC_5, 44) |
| 119 | RELOC_NUMBER (R_SPARC_6, 45) |
| 120 | RELOC_NUMBER (R_SPARC_DISP64, 46) |
| 121 | RELOC_NUMBER (R_SPARC_PLT64, 47) |
| 122 | RELOC_NUMBER (R_SPARC_HIX22, 48) |
| 123 | RELOC_NUMBER (R_SPARC_LOX10, 49) |
| 124 | RELOC_NUMBER (R_SPARC_H44, 50) |
| 125 | RELOC_NUMBER (R_SPARC_M44, 51) |
| 126 | RELOC_NUMBER (R_SPARC_L44, 52) |
| 127 | RELOC_NUMBER (R_SPARC_REGISTER, 53) |
| 128 | RELOC_NUMBER (R_SPARC_UA64, 54) |
| 129 | RELOC_NUMBER (R_SPARC_UA16, 55) |
| 130 | |
| 131 | RELOC_NUMBER (R_SPARC_TLS_GD_HI22, 56) |
| 132 | RELOC_NUMBER (R_SPARC_TLS_GD_LO10, 57) |
| 133 | RELOC_NUMBER (R_SPARC_TLS_GD_ADD, 58) |
| 134 | RELOC_NUMBER (R_SPARC_TLS_GD_CALL, 59) |
| 135 | RELOC_NUMBER (R_SPARC_TLS_LDM_HI22, 60) |
| 136 | RELOC_NUMBER (R_SPARC_TLS_LDM_LO10, 61) |
| 137 | RELOC_NUMBER (R_SPARC_TLS_LDM_ADD, 62) |
| 138 | RELOC_NUMBER (R_SPARC_TLS_LDM_CALL, 63) |
| 139 | RELOC_NUMBER (R_SPARC_TLS_LDO_HIX22, 64) |
| 140 | RELOC_NUMBER (R_SPARC_TLS_LDO_LOX10, 65) |
| 141 | RELOC_NUMBER (R_SPARC_TLS_LDO_ADD, 66) |
| 142 | RELOC_NUMBER (R_SPARC_TLS_IE_HI22, 67) |
| 143 | RELOC_NUMBER (R_SPARC_TLS_IE_LO10, 68) |
| 144 | RELOC_NUMBER (R_SPARC_TLS_IE_LD, 69) |
| 145 | RELOC_NUMBER (R_SPARC_TLS_IE_LDX, 70) |
| 146 | RELOC_NUMBER (R_SPARC_TLS_IE_ADD, 71) |
| 147 | RELOC_NUMBER (R_SPARC_TLS_LE_HIX22, 72) |
| 148 | RELOC_NUMBER (R_SPARC_TLS_LE_LOX10, 73) |
| 149 | RELOC_NUMBER (R_SPARC_TLS_DTPMOD32, 74) |
| 150 | RELOC_NUMBER (R_SPARC_TLS_DTPMOD64, 75) |
| 151 | RELOC_NUMBER (R_SPARC_TLS_DTPOFF32, 76) |
| 152 | RELOC_NUMBER (R_SPARC_TLS_DTPOFF64, 77) |
| 153 | RELOC_NUMBER (R_SPARC_TLS_TPOFF32, 78) |
| 154 | RELOC_NUMBER (R_SPARC_TLS_TPOFF64, 79) |
| 155 | |
| 156 | RELOC_NUMBER (R_SPARC_GOTDATA_HIX22, 80) |
| 157 | RELOC_NUMBER (R_SPARC_GOTDATA_LOX10, 81) |
| 158 | RELOC_NUMBER (R_SPARC_GOTDATA_OP_HIX22, 82) |
| 159 | RELOC_NUMBER (R_SPARC_GOTDATA_OP_LOX10, 83) |
| 160 | RELOC_NUMBER (R_SPARC_GOTDATA_OP, 84) |
| 161 | |
| 162 | RELOC_NUMBER (R_SPARC_H34, 85) |
| 163 | RELOC_NUMBER (R_SPARC_SIZE32, 86) |
| 164 | RELOC_NUMBER (R_SPARC_SIZE64, 87) |
| 165 | |
| 166 | EMPTY_RELOC (R_SPARC_max_std) |
| 167 | |
| 168 | RELOC_NUMBER (R_SPARC_JMP_IREL, 248) |
| 169 | RELOC_NUMBER (R_SPARC_IRELATIVE, 249) |
| 170 | RELOC_NUMBER (R_SPARC_GNU_VTINHERIT, 250) |
| 171 | RELOC_NUMBER (R_SPARC_GNU_VTENTRY, 251) |
| 172 | RELOC_NUMBER (R_SPARC_REV32, 252) |
| 173 | |
| 174 | END_RELOC_NUMBERS (R_SPARC_max) |
| 175 | |
| 176 | /* Relocation macros. */ |
| 177 | |
| 178 | #define ELF64_R_TYPE_DATA(info) \ |
| 179 | (((bfd_signed_vma)(ELF64_R_TYPE(info) >> 8) ^ 0x800000) - 0x800000) |
| 180 | #define ELF64_R_TYPE_ID(info) \ |
| 181 | ((info) & 0xff) |
| 182 | #define ELF64_R_TYPE_INFO(data, type) \ |
| 183 | (((bfd_vma) ((data) & 0xffffff) << 8) | (bfd_vma) (type)) |
| 184 | |
| 185 | /* Values for Elf64_Dyn.d_tag. */ |
| 186 | |
| 187 | #define DT_SPARC_REGISTER 0x70000001 |
| 188 | |
| 189 | /* Object attribute tags. */ |
| 190 | enum |
| 191 | { |
| 192 | /* 0-3 are generic. */ |
| 193 | Tag_GNU_Sparc_HWCAPS = 4, |
| 194 | }; |
| 195 | |
| 196 | /* These values match the AV_SPARC_* hwcap bits defined under Solaris. */ |
| 197 | #define ELF_SPARC_HWCAP_MUL32 0x00000001 /* umul/umulcc/smul/smulcc insns */ |
| 198 | #define ELF_SPARC_HWCAP_DIV32 0x00000002 /* udiv/udivcc/sdiv/sdivcc insns */ |
| 199 | #define ELF_SPARC_HWCAP_FSMULD 0x00000004 /* 'fsmuld' insn */ |
| 200 | #define ELF_SPARC_HWCAP_V8PLUS 0x00000008 /* v9 insns available to 32bit */ |
| 201 | #define ELF_SPARC_HWCAP_POPC 0x00000010 /* 'popc' insn */ |
| 202 | #define ELF_SPARC_HWCAP_VIS 0x00000020 /* VIS insns */ |
| 203 | #define ELF_SPARC_HWCAP_VIS2 0x00000040 /* VIS2 insns */ |
| 204 | #define ELF_SPARC_HWCAP_ASI_BLK_INIT \ |
| 205 | 0x00000080 /* block init ASIs */ |
| 206 | #define ELF_SPARC_HWCAP_FMAF 0x00000100 /* fused multiply-add */ |
| 207 | #define ELF_SPARC_HWCAP_VIS3 0x00000400 /* VIS3 insns */ |
| 208 | #define ELF_SPARC_HWCAP_HPC 0x00000800 /* HPC insns */ |
| 209 | #define ELF_SPARC_HWCAP_RANDOM 0x00001000 /* 'random' insn */ |
| 210 | #define ELF_SPARC_HWCAP_TRANS 0x00002000 /* transaction insns */ |
| 211 | #define ELF_SPARC_HWCAP_FJFMAU 0x00004000 /* unfused multiply-add */ |
| 212 | #define ELF_SPARC_HWCAP_IMA 0x00008000 /* integer multiply-add */ |
| 213 | #define ELF_SPARC_HWCAP_ASI_CACHE_SPARING \ |
| 214 | 0x00010000 /* cache sparing ASIs */ |
| 215 | |
| 216 | #endif /* _ELF_SPARC_H */ |