| 1 | /* SH ELF support for BFD. |
| 2 | Copyright 1998, 2000, 2001, 2002, 2003, 2004, 2005, 2010 |
| 3 | Free Software Foundation, Inc. |
| 4 | |
| 5 | This file is part of BFD, the Binary File Descriptor library. |
| 6 | |
| 7 | This program is free software; you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License as published by |
| 9 | the Free Software Foundation; either version 3 of the License, or |
| 10 | (at your option) any later version. |
| 11 | |
| 12 | This program is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | GNU General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License |
| 18 | along with this program; if not, write to the Free Software Foundation, |
| 19 | Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
| 20 | |
| 21 | #ifndef _ELF_SH_H |
| 22 | #define _ELF_SH_H |
| 23 | |
| 24 | /* Processor specific flags for the ELF header e_flags field. */ |
| 25 | |
| 26 | #define EF_SH_MACH_MASK 0x1f |
| 27 | #define EF_SH_UNKNOWN 0 /* For backwards compatibility. */ |
| 28 | #define EF_SH1 1 |
| 29 | #define EF_SH2 2 |
| 30 | #define EF_SH3 3 |
| 31 | #define EF_SH_DSP 4 |
| 32 | #define EF_SH3_DSP 5 |
| 33 | #define EF_SH4AL_DSP 6 |
| 34 | #define EF_SH3E 8 |
| 35 | #define EF_SH4 9 |
| 36 | #define EF_SH2E 11 |
| 37 | #define EF_SH4A 12 |
| 38 | #define EF_SH2A 13 |
| 39 | |
| 40 | #define EF_SH4_NOFPU 16 |
| 41 | #define EF_SH4A_NOFPU 17 |
| 42 | #define EF_SH4_NOMMU_NOFPU 18 |
| 43 | #define EF_SH2A_NOFPU 19 |
| 44 | #define EF_SH3_NOMMU 20 |
| 45 | |
| 46 | #define EF_SH2A_SH4_NOFPU 21 |
| 47 | #define EF_SH2A_SH3_NOFPU 22 |
| 48 | #define EF_SH2A_SH4 23 |
| 49 | #define EF_SH2A_SH3E 24 |
| 50 | |
| 51 | /* This one can only mix in objects from other EF_SH5 objects. */ |
| 52 | #define EF_SH5 10 |
| 53 | |
| 54 | /* Define the mapping from ELF to bfd mach numbers. |
| 55 | bfd_mach_* are defined in bfd_in2.h (generated from |
| 56 | archures.c). */ |
| 57 | #define EF_SH_BFD_TABLE \ |
| 58 | /* EF_SH_UNKNOWN */ bfd_mach_sh , \ |
| 59 | /* EF_SH1 */ bfd_mach_sh , \ |
| 60 | /* EF_SH2 */ bfd_mach_sh2 , \ |
| 61 | /* EF_SH3 */ bfd_mach_sh3 , \ |
| 62 | /* EF_SH_DSP */ bfd_mach_sh_dsp , \ |
| 63 | /* EF_SH3_DSP */ bfd_mach_sh3_dsp , \ |
| 64 | /* EF_SHAL_DSP */ bfd_mach_sh4al_dsp , \ |
| 65 | /* 7 */ 0, \ |
| 66 | /* EF_SH3E */ bfd_mach_sh3e , \ |
| 67 | /* EF_SH4 */ bfd_mach_sh4 , \ |
| 68 | /* EF_SH5 */ 0, \ |
| 69 | /* EF_SH2E */ bfd_mach_sh2e , \ |
| 70 | /* EF_SH4A */ bfd_mach_sh4a , \ |
| 71 | /* EF_SH2A */ bfd_mach_sh2a , \ |
| 72 | /* 14, 15 */ 0, 0, \ |
| 73 | /* EF_SH4_NOFPU */ bfd_mach_sh4_nofpu , \ |
| 74 | /* EF_SH4A_NOFPU */ bfd_mach_sh4a_nofpu , \ |
| 75 | /* EF_SH4_NOMMU_NOFPU */ bfd_mach_sh4_nommu_nofpu, \ |
| 76 | /* EF_SH2A_NOFPU */ bfd_mach_sh2a_nofpu , \ |
| 77 | /* EF_SH3_NOMMU */ bfd_mach_sh3_nommu , \ |
| 78 | /* EF_SH2A_SH4_NOFPU */ bfd_mach_sh2a_nofpu_or_sh4_nommu_nofpu, \ |
| 79 | /* EF_SH2A_SH3_NOFPU */ bfd_mach_sh2a_nofpu_or_sh3_nommu, \ |
| 80 | /* EF_SH2A_SH4 */ bfd_mach_sh2a_or_sh4 , \ |
| 81 | /* EF_SH2A_SH3E */ bfd_mach_sh2a_or_sh3e |
| 82 | |
| 83 | /* Convert arch_sh* into EF_SH*. */ |
| 84 | int sh_find_elf_flags (unsigned int arch_set); |
| 85 | |
| 86 | /* Convert bfd_mach_* into EF_SH*. */ |
| 87 | int sh_elf_get_flags_from_mach (unsigned long mach); |
| 88 | |
| 89 | /* Other e_flags bits. */ |
| 90 | |
| 91 | #define EF_SH_PIC 0x100 /* Segments of an FDPIC binary may |
| 92 | be relocated independently. */ |
| 93 | #define EF_SH_FDPIC 0x8000 /* Uses the FDPIC ABI. */ |
| 94 | |
| 95 | /* Flags for the st_other symbol field. |
| 96 | Keep away from the STV_ visibility flags (bit 0..1). */ |
| 97 | |
| 98 | /* A reference to this symbol should by default add 1. */ |
| 99 | #define STO_SH5_ISA32 (1 << 2) |
| 100 | |
| 101 | /* Section contains only SHmedia code (no SHcompact code). */ |
| 102 | #define SHF_SH5_ISA32 0x40000000 |
| 103 | |
| 104 | /* Section contains both SHmedia and SHcompact code, and possibly also |
| 105 | constants. */ |
| 106 | #define SHF_SH5_ISA32_MIXED 0x20000000 |
| 107 | |
| 108 | /* If applied to a .cranges section, marks that the section is sorted by |
| 109 | increasing cr_addr values. */ |
| 110 | #define SHT_SH5_CR_SORTED 0x80000001 |
| 111 | |
| 112 | /* Symbol should be handled as DataLabel (attached to global SHN_UNDEF |
| 113 | symbols). */ |
| 114 | #define STT_DATALABEL STT_LOPROC |
| 115 | |
| 116 | #include "elf/reloc-macros.h" |
| 117 | |
| 118 | /* Relocations. */ |
| 119 | /* Relocations 10-32 and 128-255 are GNU extensions. |
| 120 | 25..32 and 10 are used for relaxation. */ |
| 121 | START_RELOC_NUMBERS (elf_sh_reloc_type) |
| 122 | RELOC_NUMBER (R_SH_NONE, 0) |
| 123 | RELOC_NUMBER (R_SH_DIR32, 1) |
| 124 | RELOC_NUMBER (R_SH_REL32, 2) |
| 125 | RELOC_NUMBER (R_SH_DIR8WPN, 3) |
| 126 | RELOC_NUMBER (R_SH_IND12W, 4) |
| 127 | RELOC_NUMBER (R_SH_DIR8WPL, 5) |
| 128 | RELOC_NUMBER (R_SH_DIR8WPZ, 6) |
| 129 | RELOC_NUMBER (R_SH_DIR8BP, 7) |
| 130 | RELOC_NUMBER (R_SH_DIR8W, 8) |
| 131 | RELOC_NUMBER (R_SH_DIR8L, 9) |
| 132 | |
| 133 | RELOC_NUMBER (R_SH_LOOP_START, 10) |
| 134 | RELOC_NUMBER (R_SH_LOOP_END, 11) |
| 135 | |
| 136 | FAKE_RELOC (R_SH_FIRST_INVALID_RELOC, 12) |
| 137 | FAKE_RELOC (R_SH_LAST_INVALID_RELOC, 21) |
| 138 | |
| 139 | RELOC_NUMBER (R_SH_GNU_VTINHERIT, 22) |
| 140 | RELOC_NUMBER (R_SH_GNU_VTENTRY, 23) |
| 141 | RELOC_NUMBER (R_SH_SWITCH8, 24) |
| 142 | RELOC_NUMBER (R_SH_SWITCH16, 25) |
| 143 | RELOC_NUMBER (R_SH_SWITCH32, 26) |
| 144 | RELOC_NUMBER (R_SH_USES, 27) |
| 145 | RELOC_NUMBER (R_SH_COUNT, 28) |
| 146 | RELOC_NUMBER (R_SH_ALIGN, 29) |
| 147 | RELOC_NUMBER (R_SH_CODE, 30) |
| 148 | RELOC_NUMBER (R_SH_DATA, 31) |
| 149 | RELOC_NUMBER (R_SH_LABEL, 32) |
| 150 | |
| 151 | RELOC_NUMBER (R_SH_DIR16, 33) |
| 152 | RELOC_NUMBER (R_SH_DIR8, 34) |
| 153 | RELOC_NUMBER (R_SH_DIR8UL, 35) |
| 154 | RELOC_NUMBER (R_SH_DIR8UW, 36) |
| 155 | RELOC_NUMBER (R_SH_DIR8U, 37) |
| 156 | RELOC_NUMBER (R_SH_DIR8SW, 38) |
| 157 | RELOC_NUMBER (R_SH_DIR8S, 39) |
| 158 | RELOC_NUMBER (R_SH_DIR4UL, 40) |
| 159 | RELOC_NUMBER (R_SH_DIR4UW, 41) |
| 160 | RELOC_NUMBER (R_SH_DIR4U, 42) |
| 161 | RELOC_NUMBER (R_SH_PSHA, 43) |
| 162 | RELOC_NUMBER (R_SH_PSHL, 44) |
| 163 | RELOC_NUMBER (R_SH_DIR5U, 45) |
| 164 | RELOC_NUMBER (R_SH_DIR6U, 46) |
| 165 | RELOC_NUMBER (R_SH_DIR6S, 47) |
| 166 | RELOC_NUMBER (R_SH_DIR10S, 48) |
| 167 | RELOC_NUMBER (R_SH_DIR10SW, 49) |
| 168 | RELOC_NUMBER (R_SH_DIR10SL, 50) |
| 169 | RELOC_NUMBER (R_SH_DIR10SQ, 51) |
| 170 | FAKE_RELOC (R_SH_FIRST_INVALID_RELOC_2, 52) |
| 171 | FAKE_RELOC (R_SH_LAST_INVALID_RELOC_2, 52) |
| 172 | RELOC_NUMBER (R_SH_DIR16S, 53) |
| 173 | FAKE_RELOC (R_SH_FIRST_INVALID_RELOC_3, 54) |
| 174 | FAKE_RELOC (R_SH_LAST_INVALID_RELOC_3, 143) |
| 175 | RELOC_NUMBER (R_SH_TLS_GD_32, 144) |
| 176 | RELOC_NUMBER (R_SH_TLS_LD_32, 145) |
| 177 | RELOC_NUMBER (R_SH_TLS_LDO_32, 146) |
| 178 | RELOC_NUMBER (R_SH_TLS_IE_32, 147) |
| 179 | RELOC_NUMBER (R_SH_TLS_LE_32, 148) |
| 180 | RELOC_NUMBER (R_SH_TLS_DTPMOD32, 149) |
| 181 | RELOC_NUMBER (R_SH_TLS_DTPOFF32, 150) |
| 182 | RELOC_NUMBER (R_SH_TLS_TPOFF32, 151) |
| 183 | FAKE_RELOC (R_SH_FIRST_INVALID_RELOC_4, 152) |
| 184 | FAKE_RELOC (R_SH_LAST_INVALID_RELOC_4, 159) |
| 185 | RELOC_NUMBER (R_SH_GOT32, 160) |
| 186 | RELOC_NUMBER (R_SH_PLT32, 161) |
| 187 | RELOC_NUMBER (R_SH_COPY, 162) |
| 188 | RELOC_NUMBER (R_SH_GLOB_DAT, 163) |
| 189 | RELOC_NUMBER (R_SH_JMP_SLOT, 164) |
| 190 | RELOC_NUMBER (R_SH_RELATIVE, 165) |
| 191 | RELOC_NUMBER (R_SH_GOTOFF, 166) |
| 192 | RELOC_NUMBER (R_SH_GOTPC, 167) |
| 193 | RELOC_NUMBER (R_SH_GOTPLT32, 168) |
| 194 | RELOC_NUMBER (R_SH_GOT_LOW16, 169) |
| 195 | RELOC_NUMBER (R_SH_GOT_MEDLOW16, 170) |
| 196 | RELOC_NUMBER (R_SH_GOT_MEDHI16, 171) |
| 197 | RELOC_NUMBER (R_SH_GOT_HI16, 172) |
| 198 | RELOC_NUMBER (R_SH_GOTPLT_LOW16, 173) |
| 199 | RELOC_NUMBER (R_SH_GOTPLT_MEDLOW16, 174) |
| 200 | RELOC_NUMBER (R_SH_GOTPLT_MEDHI16, 175) |
| 201 | RELOC_NUMBER (R_SH_GOTPLT_HI16, 176) |
| 202 | RELOC_NUMBER (R_SH_PLT_LOW16, 177) |
| 203 | RELOC_NUMBER (R_SH_PLT_MEDLOW16, 178) |
| 204 | RELOC_NUMBER (R_SH_PLT_MEDHI16, 179) |
| 205 | RELOC_NUMBER (R_SH_PLT_HI16, 180) |
| 206 | RELOC_NUMBER (R_SH_GOTOFF_LOW16, 181) |
| 207 | RELOC_NUMBER (R_SH_GOTOFF_MEDLOW16, 182) |
| 208 | RELOC_NUMBER (R_SH_GOTOFF_MEDHI16, 183) |
| 209 | RELOC_NUMBER (R_SH_GOTOFF_HI16, 184) |
| 210 | RELOC_NUMBER (R_SH_GOTPC_LOW16, 185) |
| 211 | RELOC_NUMBER (R_SH_GOTPC_MEDLOW16, 186) |
| 212 | RELOC_NUMBER (R_SH_GOTPC_MEDHI16, 187) |
| 213 | RELOC_NUMBER (R_SH_GOTPC_HI16, 188) |
| 214 | RELOC_NUMBER (R_SH_GOT10BY4, 189) |
| 215 | RELOC_NUMBER (R_SH_GOTPLT10BY4, 190) |
| 216 | RELOC_NUMBER (R_SH_GOT10BY8, 191) |
| 217 | RELOC_NUMBER (R_SH_GOTPLT10BY8, 192) |
| 218 | RELOC_NUMBER (R_SH_COPY64, 193) |
| 219 | RELOC_NUMBER (R_SH_GLOB_DAT64, 194) |
| 220 | RELOC_NUMBER (R_SH_JMP_SLOT64, 195) |
| 221 | RELOC_NUMBER (R_SH_RELATIVE64, 196) |
| 222 | FAKE_RELOC (R_SH_FIRST_INVALID_RELOC_5, 197) |
| 223 | FAKE_RELOC (R_SH_LAST_INVALID_RELOC_5, 200) |
| 224 | RELOC_NUMBER (R_SH_GOT20, 201) |
| 225 | RELOC_NUMBER (R_SH_GOTOFF20, 202) |
| 226 | RELOC_NUMBER (R_SH_GOTFUNCDESC, 203) |
| 227 | RELOC_NUMBER (R_SH_GOTFUNCDESC20, 204) |
| 228 | RELOC_NUMBER (R_SH_GOTOFFFUNCDESC, 205) |
| 229 | RELOC_NUMBER (R_SH_GOTOFFFUNCDESC20, 206) |
| 230 | RELOC_NUMBER (R_SH_FUNCDESC, 207) |
| 231 | RELOC_NUMBER (R_SH_FUNCDESC_VALUE, 208) |
| 232 | FAKE_RELOC (R_SH_FIRST_INVALID_RELOC_6, 209) |
| 233 | FAKE_RELOC (R_SH_LAST_INVALID_RELOC_6, 241) |
| 234 | RELOC_NUMBER (R_SH_SHMEDIA_CODE, 242) |
| 235 | RELOC_NUMBER (R_SH_PT_16, 243) |
| 236 | RELOC_NUMBER (R_SH_IMMS16, 244) |
| 237 | RELOC_NUMBER (R_SH_IMMU16, 245) |
| 238 | RELOC_NUMBER (R_SH_IMM_LOW16, 246) |
| 239 | RELOC_NUMBER (R_SH_IMM_LOW16_PCREL, 247) |
| 240 | RELOC_NUMBER (R_SH_IMM_MEDLOW16, 248) |
| 241 | RELOC_NUMBER (R_SH_IMM_MEDLOW16_PCREL, 249) |
| 242 | RELOC_NUMBER (R_SH_IMM_MEDHI16, 250) |
| 243 | RELOC_NUMBER (R_SH_IMM_MEDHI16_PCREL, 251) |
| 244 | RELOC_NUMBER (R_SH_IMM_HI16, 252) |
| 245 | RELOC_NUMBER (R_SH_IMM_HI16_PCREL, 253) |
| 246 | RELOC_NUMBER (R_SH_64, 254) |
| 247 | RELOC_NUMBER (R_SH_64_PCREL, 255) |
| 248 | END_RELOC_NUMBERS (R_SH_max) |
| 249 | |
| 250 | #endif |