| | 1 | /* CR16C ELF support for BFD. |
| | 2 | Copyright 2004, 2008, 2010 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 Foundation, |
| | 18 | Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
| | 19 | |
| | 20 | #ifndef _ELF_CR16C_H |
| | 21 | #define _ELF_CR16C_H |
| | 22 | |
| | 23 | #include "bfd.h" |
| | 24 | #include "elf/reloc-macros.h" |
| | 25 | |
| | 26 | /* Creating indices for reloc_map_index array. */ |
| | 27 | START_RELOC_NUMBERS (elf_cr16c_reloc_type) |
| | 28 | RELOC_NUMBER (RINDEX_16C_NUM08, 0) |
| | 29 | RELOC_NUMBER (RINDEX_16C_NUM08_C, 1) |
| | 30 | RELOC_NUMBER (RINDEX_16C_NUM16, 2) |
| | 31 | RELOC_NUMBER (RINDEX_16C_NUM16_C, 3) |
| | 32 | RELOC_NUMBER (RINDEX_16C_NUM32, 4) |
| | 33 | RELOC_NUMBER (RINDEX_16C_NUM32_C, 5) |
| | 34 | RELOC_NUMBER (RINDEX_16C_DISP04, 6) |
| | 35 | RELOC_NUMBER (RINDEX_16C_DISP04_C, 7) |
| | 36 | RELOC_NUMBER (RINDEX_16C_DISP08, 8) |
| | 37 | RELOC_NUMBER (RINDEX_16C_DISP08_C, 9) |
| | 38 | RELOC_NUMBER (RINDEX_16C_DISP16, 10) |
| | 39 | RELOC_NUMBER (RINDEX_16C_DISP16_C, 11) |
| | 40 | RELOC_NUMBER (RINDEX_16C_DISP24, 12) |
| | 41 | RELOC_NUMBER (RINDEX_16C_DISP24_C, 13) |
| | 42 | RELOC_NUMBER (RINDEX_16C_DISP24a, 14) |
| | 43 | RELOC_NUMBER (RINDEX_16C_DISP24a_C, 15) |
| | 44 | RELOC_NUMBER (RINDEX_16C_REG04, 16) |
| | 45 | RELOC_NUMBER (RINDEX_16C_REG04_C, 17) |
| | 46 | RELOC_NUMBER (RINDEX_16C_REG04a, 18) |
| | 47 | RELOC_NUMBER (RINDEX_16C_REG04a_C, 19) |
| | 48 | RELOC_NUMBER (RINDEX_16C_REG14, 20) |
| | 49 | RELOC_NUMBER (RINDEX_16C_REG14_C, 21) |
| | 50 | RELOC_NUMBER (RINDEX_16C_REG16, 22) |
| | 51 | RELOC_NUMBER (RINDEX_16C_REG16_C, 23) |
| | 52 | RELOC_NUMBER (RINDEX_16C_REG20, 24) |
| | 53 | RELOC_NUMBER (RINDEX_16C_REG20_C, 25) |
| | 54 | RELOC_NUMBER (RINDEX_16C_ABS20, 26) |
| | 55 | RELOC_NUMBER (RINDEX_16C_ABS20_C, 27) |
| | 56 | RELOC_NUMBER (RINDEX_16C_ABS24, 28) |
| | 57 | RELOC_NUMBER (RINDEX_16C_ABS24_C, 29) |
| | 58 | RELOC_NUMBER (RINDEX_16C_IMM04, 30) |
| | 59 | RELOC_NUMBER (RINDEX_16C_IMM04_C, 31) |
| | 60 | RELOC_NUMBER (RINDEX_16C_IMM16, 32) |
| | 61 | RELOC_NUMBER (RINDEX_16C_IMM16_C, 33) |
| | 62 | RELOC_NUMBER (RINDEX_16C_IMM20, 34) |
| | 63 | RELOC_NUMBER (RINDEX_16C_IMM20_C, 35) |
| | 64 | RELOC_NUMBER (RINDEX_16C_IMM24, 36) |
| | 65 | RELOC_NUMBER (RINDEX_16C_IMM24_C, 37) |
| | 66 | RELOC_NUMBER (RINDEX_16C_IMM32, 38) |
| | 67 | RELOC_NUMBER (RINDEX_16C_IMM32_C, 39) |
| | 68 | END_RELOC_NUMBERS (RINDEX_16C_MAX) |
| | 69 | |
| | 70 | /* CR16C Relocation Types ('cr_reloc_type' entry in the reloc_map structure). |
| | 71 | The relocation constant name is determined as follows : |
| | 72 | |
| | 73 | R_16C_<format><size>[_C] |
| | 74 | |
| | 75 | Where : |
| | 76 | |
| | 77 | <format> is one of the following: |
| | 78 | NUM - R_NUMBER mnemonic, |
| | 79 | DISP - R_16C_DISPL mnemonic, |
| | 80 | REG - R_16C_REGREL mnemonic, |
| | 81 | ABS - R_16C_ABS mnemonic, |
| | 82 | IMM - R_16C_IMMED mnemonic, |
| | 83 | <size> stands for R_S_16C_<size> |
| | 84 | _C means 'code label' and is only added when R_ADDRTYPE subfield |
| | 85 | is of type R_CODE_ADDR. */ |
| | 86 | |
| | 87 | /* The table below shows what the hex digits in the definition of the |
| | 88 | relocation type constants correspond to. |
| | 89 | ------------------------------------------------------------------ |
| | 90 | R_SIZESP R_FORMAT R_RELTO R_ADDRTYPE |
| | 91 | ------------------------------------------------------------------ */ |
| | 92 | /* R_S_16C_08 R_NUMBER R_ABS R_ADDRESS */ |
| | 93 | #define R_16C_NUM08 0X0001 |
| | 94 | |
| | 95 | /* R_S_16C_08 R_NUMBER R_ABS R_CODE_ADDR */ |
| | 96 | #define R_16C_NUM08_C 0X0006 |
| | 97 | |
| | 98 | /* R_S_16C_16 R_NUMBER R_ABS R_ADDRESS */ |
| | 99 | #define R_16C_NUM16 0X1001 |
| | 100 | |
| | 101 | /* R_S_16C_16 R_NUMBER R_ABS R_CODE_ADDR */ |
| | 102 | #define R_16C_NUM16_C 0X1006 |
| | 103 | |
| | 104 | /* R_S_16C_32 R_NUMBER R_ABS R_ADDRESS */ |
| | 105 | #define R_16C_NUM32 0X2001 |
| | 106 | |
| | 107 | /* R_S_16C_32 R_NUMBER R_ABS R_CODE_ADDR */ |
| | 108 | #define R_16C_NUM32_C 0X2006 |
| | 109 | |
| | 110 | /* R_S_16C_04 R_16C_DISPL R_PCREL R_ADDRESS */ |
| | 111 | #define R_16C_DISP04 0X5411 |
| | 112 | |
| | 113 | /* R_S_16C_04 R_16C_DISPL R_PCREL R_CODE_ADDR */ |
| | 114 | #define R_16C_DISP04_C 0X5416 |
| | 115 | |
| | 116 | /* R_S_16C_08 R_16C_DISPL R_PCREL R_ADDRESS */ |
| | 117 | #define R_16C_DISP08 0X0411 |
| | 118 | |
| | 119 | /* R_S_16C_08 R_16C_DISPL R_PCREL R_CODE_ADDR */ |
| | 120 | #define R_16C_DISP08_C 0X0416 |
| | 121 | |
| | 122 | /* R_S_16C_16 R_16C_DISPL R_PCREL R_ADDRESS */ |
| | 123 | #define R_16C_DISP16 0X1411 |
| | 124 | |
| | 125 | /* R_S_16C_16 R_16C_DISPL R_PCREL R_CODE_ADDR */ |
| | 126 | #define R_16C_DISP16_C 0X1416 |
| | 127 | |
| | 128 | /* R_S_16C_24 R_16C_DISPL R_PCREL R_ADDRESS */ |
| | 129 | #define R_16C_DISP24 0X7411 |
| | 130 | |
| | 131 | /* R_S_16C_24 R_16C_DISPL R_PCREL R_CODE_ADDR */ |
| | 132 | #define R_16C_DISP24_C 0X7416 |
| | 133 | |
| | 134 | /* R_S_16C_24a R_16C_DISPL R_PCREL R_ADDRESS */ |
| | 135 | #define R_16C_DISP24a 0X6411 |
| | 136 | |
| | 137 | /* R_S_16C_24a R_16C_DISPL R_PCREL R_CODE_ADDR */ |
| | 138 | #define R_16C_DISP24a_C 0X6416 |
| | 139 | |
| | 140 | /* R_S_16C_04 R_16C_REGREL R_ABS R_ADDRESS */ |
| | 141 | #define R_16C_REG04 0X5201 |
| | 142 | |
| | 143 | /* R_S_16C_04 R_16C_REGREL R_ABS R_CODE_ADDR */ |
| | 144 | #define R_16C_REG04_C 0X5206 |
| | 145 | |
| | 146 | /* R_S_16C_04_a R_16C_REGREL R_ABS R_ADDRESS */ |
| | 147 | #define R_16C_REG04a 0X4201 |
| | 148 | |
| | 149 | /* R_S_16C_04_a R_16C_REGREL R_ABS R_CODE_ADDR */ |
| | 150 | #define R_16C_REG04a_C 0X4206 |
| | 151 | |
| | 152 | /* R_S_16C_14 R_16C_REGREL R_ABS R_ADDRESS */ |
| | 153 | #define R_16C_REG14 0X3201 |
| | 154 | |
| | 155 | /* R_S_16C_14 R_16C_REGREL R_ABS R_CODE_ADDR */ |
| | 156 | #define R_16C_REG14_C 0X3206 |
| | 157 | |
| | 158 | /* R_S_16C_16 R_16C_REGREL R_ABS R_ADDRESS */ |
| | 159 | #define R_16C_REG16 0X1201 |
| | 160 | |
| | 161 | /* R_S_16C_16 R_16C_REGREL R_ABS R_CODE_ADDR */ |
| | 162 | #define R_16C_REG16_C 0X1206 |
| | 163 | |
| | 164 | /* R_S_16C_20 R_16C_REGREL R_ABS R_ADDRESS */ |
| | 165 | #define R_16C_REG20 0X8201 |
| | 166 | |
| | 167 | /* R_S_16C_20 R_16C_REGREL R_ABS R_CODE_ADDR */ |
| | 168 | #define R_16C_REG20_C 0X8206 |
| | 169 | |
| | 170 | /* R_S_16C_20 R_16C_ABS R_ABS R_ADDRESS */ |
| | 171 | #define R_16C_ABS20 0X8101 |
| | 172 | |
| | 173 | /* R_S_16C_20 R_16C_ABS R_ABS R_CODE_ADDR */ |
| | 174 | #define R_16C_ABS20_C 0X8106 |
| | 175 | |
| | 176 | /* R_S_16C_24 R_16C_ABS R_ABS R_ADDRESS */ |
| | 177 | #define R_16C_ABS24 0X7101 |
| | 178 | |
| | 179 | /* R_S_16C_24 R_16C_ABS R_ABS R_CODE_ADDR */ |
| | 180 | #define R_16C_ABS24_C 0X7106 |
| | 181 | |
| | 182 | /* R_S_16C_04 R_16C_IMMED R_ABS R_ADDRESS */ |
| | 183 | #define R_16C_IMM04 0X5301 |
| | 184 | |
| | 185 | /* R_S_16C_04 R_16C_IMMED R_ABS R_CODE_ADDR */ |
| | 186 | #define R_16C_IMM04_C 0X5306 |
| | 187 | |
| | 188 | /* R_S_16C_16 R_16C_IMMED R_ABS R_ADDRESS */ |
| | 189 | #define R_16C_IMM16 0X1301 |
| | 190 | |
| | 191 | /* R_S_16C_16 R_16C_IMMED R_ABS R_CODE_ADDR */ |
| | 192 | #define R_16C_IMM16_C 0X1306 |
| | 193 | |
| | 194 | /* R_S_16C_20 R_16C_IMMED R_ABS R_ADDRESS */ |
| | 195 | #define R_16C_IMM20 0X8301 |
| | 196 | |
| | 197 | /* R_S_16C_20 R_16C_IMMED R_ABS R_CODE_ADDR */ |
| | 198 | #define R_16C_IMM20_C 0X8306 |
| | 199 | |
| | 200 | /* R_S_16C_24 R_16C_IMMED R_ABS R_ADDRESS */ |
| | 201 | #define R_16C_IMM24 0X7301 |
| | 202 | |
| | 203 | /* R_S_16C_24 R_16C_IMMED R_ABS R_CODE_ADDR */ |
| | 204 | #define R_16C_IMM24_C 0X7306 |
| | 205 | |
| | 206 | /* R_S_16C_32 R_16C_IMMED R_ABS R_ADDRESS */ |
| | 207 | #define R_16C_IMM32 0X2301 |
| | 208 | |
| | 209 | /* R_S_16C_32 R_16C_IMMED R_ABS R_CODE_ADDR */ |
| | 210 | #define R_16C_IMM32_C 0X2306 |
| | 211 | |
| | 212 | |
| | 213 | /* Relocation item type. */ |
| | 214 | #define R_ADDRTYPE 0x000f |
| | 215 | #define R_ADDRESS 0x0001 /* Take address of symbol. */ |
| | 216 | #define R_CODE_ADDR 0x0006 /* Take address of symbol divided by 2. */ |
| | 217 | |
| | 218 | /* Relocation action. */ |
| | 219 | #define R_RELTO 0x00f0 |
| | 220 | #define R_ABS 0x0000 /* Keep symbol's address as such. */ |
| | 221 | #define R_PCREL 0x0010 /* Subtract the pc address of hole. */ |
| | 222 | |
| | 223 | /* Relocation item data format. */ |
| | 224 | #define R_FORMAT 0x0f00 |
| | 225 | #define R_NUMBER 0x0000 /* Retain as two's complement value. */ |
| | 226 | #define R_16C_DISPL 0x0400 /* CR16C displacement type. */ |
| | 227 | #define R_16C_ABS 0x0100 /* CR16C absolute type. */ |
| | 228 | #define R_16C_REGREL 0x0200 /* CR16C register-relative type. */ |
| | 229 | #define R_16C_IMMED 0x0300 /* CR16C immediate type. */ |
| | 230 | |
| | 231 | /* Relocation item size. */ |
| | 232 | #define R_SIZESP 0xf000 |
| | 233 | #define R_S_16C_04 0x5000 |
| | 234 | #define R_S_16C_04_a 0x4000 |
| | 235 | #define R_S_16C_08 0x0000 |
| | 236 | #define R_S_16C_14 0x3000 |
| | 237 | #define R_S_16C_16 0x1000 |
| | 238 | #define R_S_16C_20 0x8000 |
| | 239 | #define R_S_16C_24_a 0x6000 |
| | 240 | #define R_S_16C_24 0x7000 |
| | 241 | #define R_S_16C_32 0x2000 |
| | 242 | |
| | 243 | |
| | 244 | /* Processor specific section indices. These sections do not actually |
| | 245 | exist. Symbols with a st_shndx field corresponding to one of these |
| | 246 | values have a special meaning. */ |
| | 247 | |
| | 248 | /* Far common symbol. */ |
| | 249 | #define SHN_CR16C_FCOMMON SHN_LORESERVE |
| | 250 | #define SHN_CR16C_NCOMMON (SHN_LORESERVE + 1) |
| | 251 | |
| | 252 | typedef struct reloc_map |
| | 253 | { |
| | 254 | unsigned short cr_reloc_type; /* CR relocation type. */ |
| | 255 | bfd_reloc_code_real_type bfd_reloc_enum; /* BFD relocation enum. */ |
| | 256 | } RELOC_MAP; |
| | 257 | |
| | 258 | #endif /* _ELF_CR16C_H */ |
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