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5191 | serge | 1 | /* CR16C ELF support for BFD. |
6324 | serge | 2 | Copyright (C) 2004-2015 Free Software Foundation, Inc. |
5191 | serge | 3 | |
4 | This file is part of BFD, the Binary File Descriptor library. |
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5 | |||
6 | This program is free software; you can redistribute it and/or modify |
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7 | it under the terms of the GNU General Public License as published by |
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8 | the Free Software Foundation; either version 3 of the License, or |
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9 | (at your option) any later version. |
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10 | |||
11 | This program is distributed in the hope that it will be useful, |
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12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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14 | GNU General Public License for more details. |
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15 | |||
16 | You should have received a copy of the GNU General Public License |
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17 | along with this program; if not, write to the Free Software Foundation, |
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18 | Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
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19 | |||
20 | #ifndef _ELF_CR16C_H |
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21 | #define _ELF_CR16C_H |
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22 | |||
23 | #include "bfd.h" |
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24 | #include "elf/reloc-macros.h" |
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25 | |||
26 | /* Creating indices for reloc_map_index array. */ |
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27 | START_RELOC_NUMBERS (elf_cr16c_reloc_type) |
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28 | RELOC_NUMBER (RINDEX_16C_NUM08, 0) |
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29 | RELOC_NUMBER (RINDEX_16C_NUM08_C, 1) |
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30 | RELOC_NUMBER (RINDEX_16C_NUM16, 2) |
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31 | RELOC_NUMBER (RINDEX_16C_NUM16_C, 3) |
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32 | RELOC_NUMBER (RINDEX_16C_NUM32, 4) |
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33 | RELOC_NUMBER (RINDEX_16C_NUM32_C, 5) |
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34 | RELOC_NUMBER (RINDEX_16C_DISP04, 6) |
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35 | RELOC_NUMBER (RINDEX_16C_DISP04_C, 7) |
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36 | RELOC_NUMBER (RINDEX_16C_DISP08, 8) |
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37 | RELOC_NUMBER (RINDEX_16C_DISP08_C, 9) |
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38 | RELOC_NUMBER (RINDEX_16C_DISP16, 10) |
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39 | RELOC_NUMBER (RINDEX_16C_DISP16_C, 11) |
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40 | RELOC_NUMBER (RINDEX_16C_DISP24, 12) |
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41 | RELOC_NUMBER (RINDEX_16C_DISP24_C, 13) |
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42 | RELOC_NUMBER (RINDEX_16C_DISP24a, 14) |
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43 | RELOC_NUMBER (RINDEX_16C_DISP24a_C, 15) |
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44 | RELOC_NUMBER (RINDEX_16C_REG04, 16) |
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45 | RELOC_NUMBER (RINDEX_16C_REG04_C, 17) |
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46 | RELOC_NUMBER (RINDEX_16C_REG04a, 18) |
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47 | RELOC_NUMBER (RINDEX_16C_REG04a_C, 19) |
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48 | RELOC_NUMBER (RINDEX_16C_REG14, 20) |
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49 | RELOC_NUMBER (RINDEX_16C_REG14_C, 21) |
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50 | RELOC_NUMBER (RINDEX_16C_REG16, 22) |
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51 | RELOC_NUMBER (RINDEX_16C_REG16_C, 23) |
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52 | RELOC_NUMBER (RINDEX_16C_REG20, 24) |
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53 | RELOC_NUMBER (RINDEX_16C_REG20_C, 25) |
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54 | RELOC_NUMBER (RINDEX_16C_ABS20, 26) |
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55 | RELOC_NUMBER (RINDEX_16C_ABS20_C, 27) |
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56 | RELOC_NUMBER (RINDEX_16C_ABS24, 28) |
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57 | RELOC_NUMBER (RINDEX_16C_ABS24_C, 29) |
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58 | RELOC_NUMBER (RINDEX_16C_IMM04, 30) |
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59 | RELOC_NUMBER (RINDEX_16C_IMM04_C, 31) |
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60 | RELOC_NUMBER (RINDEX_16C_IMM16, 32) |
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61 | RELOC_NUMBER (RINDEX_16C_IMM16_C, 33) |
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62 | RELOC_NUMBER (RINDEX_16C_IMM20, 34) |
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63 | RELOC_NUMBER (RINDEX_16C_IMM20_C, 35) |
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64 | RELOC_NUMBER (RINDEX_16C_IMM24, 36) |
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65 | RELOC_NUMBER (RINDEX_16C_IMM24_C, 37) |
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66 | RELOC_NUMBER (RINDEX_16C_IMM32, 38) |
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67 | RELOC_NUMBER (RINDEX_16C_IMM32_C, 39) |
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68 | END_RELOC_NUMBERS (RINDEX_16C_MAX) |
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69 | |||
70 | /* CR16C Relocation Types ('cr_reloc_type' entry in the reloc_map structure). |
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71 | The relocation constant name is determined as follows : |
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72 | |||
73 | R_16C_ |
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74 | |||
75 | Where : |
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76 | |||
77 |
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78 | NUM - R_NUMBER mnemonic, |
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79 | DISP - R_16C_DISPL mnemonic, |
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80 | REG - R_16C_REGREL mnemonic, |
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81 | ABS - R_16C_ABS mnemonic, |
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82 | IMM - R_16C_IMMED mnemonic, |
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83 |
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84 | _C means 'code label' and is only added when R_ADDRTYPE subfield |
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85 | is of type R_CODE_ADDR. */ |
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86 | |||
87 | /* The table below shows what the hex digits in the definition of the |
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88 | relocation type constants correspond to. |
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89 | ------------------------------------------------------------------ |
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90 | R_SIZESP R_FORMAT R_RELTO R_ADDRTYPE |
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91 | ------------------------------------------------------------------ */ |
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92 | /* R_S_16C_08 R_NUMBER R_ABS R_ADDRESS */ |
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93 | #define R_16C_NUM08 0X0001 |
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94 | |||
95 | /* R_S_16C_08 R_NUMBER R_ABS R_CODE_ADDR */ |
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96 | #define R_16C_NUM08_C 0X0006 |
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97 | |||
98 | /* R_S_16C_16 R_NUMBER R_ABS R_ADDRESS */ |
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99 | #define R_16C_NUM16 0X1001 |
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100 | |||
101 | /* R_S_16C_16 R_NUMBER R_ABS R_CODE_ADDR */ |
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102 | #define R_16C_NUM16_C 0X1006 |
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103 | |||
104 | /* R_S_16C_32 R_NUMBER R_ABS R_ADDRESS */ |
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105 | #define R_16C_NUM32 0X2001 |
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106 | |||
107 | /* R_S_16C_32 R_NUMBER R_ABS R_CODE_ADDR */ |
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108 | #define R_16C_NUM32_C 0X2006 |
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109 | |||
110 | /* R_S_16C_04 R_16C_DISPL R_PCREL R_ADDRESS */ |
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111 | #define R_16C_DISP04 0X5411 |
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112 | |||
113 | /* R_S_16C_04 R_16C_DISPL R_PCREL R_CODE_ADDR */ |
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114 | #define R_16C_DISP04_C 0X5416 |
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115 | |||
116 | /* R_S_16C_08 R_16C_DISPL R_PCREL R_ADDRESS */ |
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117 | #define R_16C_DISP08 0X0411 |
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118 | |||
119 | /* R_S_16C_08 R_16C_DISPL R_PCREL R_CODE_ADDR */ |
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120 | #define R_16C_DISP08_C 0X0416 |
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121 | |||
122 | /* R_S_16C_16 R_16C_DISPL R_PCREL R_ADDRESS */ |
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123 | #define R_16C_DISP16 0X1411 |
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124 | |||
125 | /* R_S_16C_16 R_16C_DISPL R_PCREL R_CODE_ADDR */ |
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126 | #define R_16C_DISP16_C 0X1416 |
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127 | |||
128 | /* R_S_16C_24 R_16C_DISPL R_PCREL R_ADDRESS */ |
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129 | #define R_16C_DISP24 0X7411 |
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130 | |||
131 | /* R_S_16C_24 R_16C_DISPL R_PCREL R_CODE_ADDR */ |
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132 | #define R_16C_DISP24_C 0X7416 |
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133 | |||
134 | /* R_S_16C_24a R_16C_DISPL R_PCREL R_ADDRESS */ |
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135 | #define R_16C_DISP24a 0X6411 |
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136 | |||
137 | /* R_S_16C_24a R_16C_DISPL R_PCREL R_CODE_ADDR */ |
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138 | #define R_16C_DISP24a_C 0X6416 |
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139 | |||
140 | /* R_S_16C_04 R_16C_REGREL R_ABS R_ADDRESS */ |
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141 | #define R_16C_REG04 0X5201 |
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142 | |||
143 | /* R_S_16C_04 R_16C_REGREL R_ABS R_CODE_ADDR */ |
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144 | #define R_16C_REG04_C 0X5206 |
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145 | |||
146 | /* R_S_16C_04_a R_16C_REGREL R_ABS R_ADDRESS */ |
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147 | #define R_16C_REG04a 0X4201 |
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148 | |||
149 | /* R_S_16C_04_a R_16C_REGREL R_ABS R_CODE_ADDR */ |
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150 | #define R_16C_REG04a_C 0X4206 |
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151 | |||
152 | /* R_S_16C_14 R_16C_REGREL R_ABS R_ADDRESS */ |
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153 | #define R_16C_REG14 0X3201 |
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154 | |||
155 | /* R_S_16C_14 R_16C_REGREL R_ABS R_CODE_ADDR */ |
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156 | #define R_16C_REG14_C 0X3206 |
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157 | |||
158 | /* R_S_16C_16 R_16C_REGREL R_ABS R_ADDRESS */ |
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159 | #define R_16C_REG16 0X1201 |
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160 | |||
161 | /* R_S_16C_16 R_16C_REGREL R_ABS R_CODE_ADDR */ |
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162 | #define R_16C_REG16_C 0X1206 |
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163 | |||
164 | /* R_S_16C_20 R_16C_REGREL R_ABS R_ADDRESS */ |
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165 | #define R_16C_REG20 0X8201 |
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166 | |||
167 | /* R_S_16C_20 R_16C_REGREL R_ABS R_CODE_ADDR */ |
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168 | #define R_16C_REG20_C 0X8206 |
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169 | |||
170 | /* R_S_16C_20 R_16C_ABS R_ABS R_ADDRESS */ |
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171 | #define R_16C_ABS20 0X8101 |
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172 | |||
173 | /* R_S_16C_20 R_16C_ABS R_ABS R_CODE_ADDR */ |
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174 | #define R_16C_ABS20_C 0X8106 |
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175 | |||
176 | /* R_S_16C_24 R_16C_ABS R_ABS R_ADDRESS */ |
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177 | #define R_16C_ABS24 0X7101 |
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178 | |||
179 | /* R_S_16C_24 R_16C_ABS R_ABS R_CODE_ADDR */ |
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180 | #define R_16C_ABS24_C 0X7106 |
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181 | |||
182 | /* R_S_16C_04 R_16C_IMMED R_ABS R_ADDRESS */ |
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183 | #define R_16C_IMM04 0X5301 |
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184 | |||
185 | /* R_S_16C_04 R_16C_IMMED R_ABS R_CODE_ADDR */ |
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186 | #define R_16C_IMM04_C 0X5306 |
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187 | |||
188 | /* R_S_16C_16 R_16C_IMMED R_ABS R_ADDRESS */ |
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189 | #define R_16C_IMM16 0X1301 |
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190 | |||
191 | /* R_S_16C_16 R_16C_IMMED R_ABS R_CODE_ADDR */ |
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192 | #define R_16C_IMM16_C 0X1306 |
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193 | |||
194 | /* R_S_16C_20 R_16C_IMMED R_ABS R_ADDRESS */ |
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195 | #define R_16C_IMM20 0X8301 |
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196 | |||
197 | /* R_S_16C_20 R_16C_IMMED R_ABS R_CODE_ADDR */ |
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198 | #define R_16C_IMM20_C 0X8306 |
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199 | |||
200 | /* R_S_16C_24 R_16C_IMMED R_ABS R_ADDRESS */ |
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201 | #define R_16C_IMM24 0X7301 |
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202 | |||
203 | /* R_S_16C_24 R_16C_IMMED R_ABS R_CODE_ADDR */ |
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204 | #define R_16C_IMM24_C 0X7306 |
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205 | |||
206 | /* R_S_16C_32 R_16C_IMMED R_ABS R_ADDRESS */ |
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207 | #define R_16C_IMM32 0X2301 |
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208 | |||
209 | /* R_S_16C_32 R_16C_IMMED R_ABS R_CODE_ADDR */ |
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210 | #define R_16C_IMM32_C 0X2306 |
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211 | |||
212 | |||
213 | /* Relocation item type. */ |
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214 | #define R_ADDRTYPE 0x000f |
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215 | #define R_ADDRESS 0x0001 /* Take address of symbol. */ |
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216 | #define R_CODE_ADDR 0x0006 /* Take address of symbol divided by 2. */ |
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217 | |||
218 | /* Relocation action. */ |
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219 | #define R_RELTO 0x00f0 |
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220 | #define R_ABS 0x0000 /* Keep symbol's address as such. */ |
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221 | #define R_PCREL 0x0010 /* Subtract the pc address of hole. */ |
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222 | |||
223 | /* Relocation item data format. */ |
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224 | #define R_FORMAT 0x0f00 |
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225 | #define R_NUMBER 0x0000 /* Retain as two's complement value. */ |
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226 | #define R_16C_DISPL 0x0400 /* CR16C displacement type. */ |
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227 | #define R_16C_ABS 0x0100 /* CR16C absolute type. */ |
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228 | #define R_16C_REGREL 0x0200 /* CR16C register-relative type. */ |
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229 | #define R_16C_IMMED 0x0300 /* CR16C immediate type. */ |
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230 | |||
231 | /* Relocation item size. */ |
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232 | #define R_SIZESP 0xf000 |
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233 | #define R_S_16C_04 0x5000 |
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234 | #define R_S_16C_04_a 0x4000 |
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235 | #define R_S_16C_08 0x0000 |
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236 | #define R_S_16C_14 0x3000 |
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237 | #define R_S_16C_16 0x1000 |
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238 | #define R_S_16C_20 0x8000 |
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239 | #define R_S_16C_24_a 0x6000 |
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240 | #define R_S_16C_24 0x7000 |
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241 | #define R_S_16C_32 0x2000 |
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242 | |||
243 | |||
244 | /* Processor specific section indices. These sections do not actually |
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245 | exist. Symbols with a st_shndx field corresponding to one of these |
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246 | values have a special meaning. */ |
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247 | |||
248 | /* Far common symbol. */ |
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249 | #define SHN_CR16C_FCOMMON SHN_LORESERVE |
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250 | #define SHN_CR16C_NCOMMON (SHN_LORESERVE + 1) |
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251 | |||
252 | typedef struct reloc_map |
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253 | { |
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254 | unsigned short cr_reloc_type; /* CR relocation type. */ |
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255 | bfd_reloc_code_real_type bfd_reloc_enum; /* BFD relocation enum. */ |
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256 | } RELOC_MAP; |
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257 | |||
258 | #endif /* _ELF_CR16C_H */ |