1 | /* $NetBSD: elf_machdep.h,v 1.8 2009/05/30 05:56:52 skrll Exp $ */ |
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2 | |
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3 | #if defined(__ARMEB__) |
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4 | #define ELF32_MACHDEP_ENDIANNESS ELFDATA2MSB |
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5 | #else |
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6 | #define ELF32_MACHDEP_ENDIANNESS ELFDATA2LSB |
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7 | #endif |
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8 | |
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9 | #define ELF64_MACHDEP_ENDIANNESS XXX /* break compilation */ |
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10 | #define ELF64_MACHDEP_ID_CASES \ |
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11 | /* no 64-bit ELF machine types supported */ |
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12 | |
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13 | /* Processor specific flags for the ELF header e_flags field. */ |
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14 | #define EF_ARM_RELEXEC 0x00000001 |
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15 | #define EF_ARM_HASENTRY 0x00000002 |
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16 | #define EF_ARM_INTERWORK 0x00000004 /* GNU binutils 000413 */ |
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17 | #define EF_ARM_SYMSARESORTED 0x00000004 /* ARM ELF A08 */ |
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18 | #define EF_ARM_APCS_26 0x00000008 /* GNU binutils 000413 */ |
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19 | #define EF_ARM_DYNSYMSUSESEGIDX 0x00000008 /* ARM ELF B01 */ |
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20 | #define EF_ARM_APCS_FLOAT 0x00000010 /* GNU binutils 000413 */ |
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21 | #define EF_ARM_MAPSYMSFIRST 0x00000010 /* ARM ELF B01 */ |
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22 | #define EF_ARM_PIC 0x00000020 |
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23 | #define EF_ARM_ALIGN8 0x00000040 /* 8-bit structure alignment. */ |
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24 | #define EF_ARM_NEW_ABI 0x00000080 |
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25 | #define EF_ARM_OLD_ABI 0x00000100 |
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26 | #define EF_ARM_SOFT_FLOAT 0x00000200 |
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27 | #define EF_ARM_EABIMASK 0xff000000 |
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28 | |
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29 | #define ELF32_MACHDEP_ID_CASES \ |
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30 | case EM_ARM: \ |
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31 | break; |
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32 | |
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33 | #define ELF32_MACHDEP_ID EM_ARM |
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34 | |
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35 | #define ARCH_ELFSIZE 32 /* MD native binary size */ |
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36 | |
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37 | /* Processor specific relocation types */ |
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38 | |
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39 | #define R_ARM_NONE 0 |
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40 | #define R_ARM_PC24 1 |
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41 | #define R_ARM_ABS32 2 |
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42 | #define R_ARM_REL32 3 |
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43 | #define R_ARM_PC13 4 |
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44 | #define R_ARM_ABS16 5 |
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45 | #define R_ARM_ABS12 6 |
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46 | #define R_ARM_THM_ABS5 7 |
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47 | #define R_ARM_ABS8 8 |
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48 | #define R_ARM_SBREL32 9 |
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49 | #define R_ARM_THM_CALL 10 |
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50 | #define R_ARM_THM_PC8 11 |
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51 | #define R_ARM_AMP_VCALL9 12 |
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52 | #define R_ARM_SWI24 13 |
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53 | #define R_ARM_THM_SWI8 14 |
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54 | #define R_ARM_XPC25 15 |
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55 | #define R_ARM_THM_XPC22 16 |
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56 | |
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57 | /* TLS relocations */ |
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58 | #define R_ARM_TLS_DTPMOD32 17 /* ID of module containing symbol */ |
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59 | #define R_ARM_TLS_DTPOFF32 18 /* Offset in TLS block */ |
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60 | #define R_ARM_TLS_TPOFF32 19 /* Offset in static TLS block */ |
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61 | |
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62 | /* 20-31 are reserved for ARM Linux. */ |
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63 | #define R_ARM_COPY 20 |
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64 | #define R_ARM_GLOB_DAT 21 |
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65 | #define R_ARM_JUMP_SLOT 22 |
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66 | #define R_ARM_RELATIVE 23 |
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67 | #define R_ARM_GOTOFF 24 |
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68 | #define R_ARM_GOTPC 25 |
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69 | #define R_ARM_GOT32 26 |
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70 | #define R_ARM_PLT32 27 |
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71 | #define R_ARM_CALL 28 |
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72 | #define R_ARM_JUMP24 29 |
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73 | #define R_ARM_THM_JUMP24 30 |
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74 | #define R_ARM_BASE_ABS 31 |
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75 | |
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76 | #define R_ARM_ALU_PCREL_7_0 32 |
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77 | #define R_ARM_ALU_PCREL_15_8 33 |
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78 | #define R_ARM_ALU_PCREL_23_15 34 |
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79 | #define R_ARM_ALU_SBREL_11_0 35 |
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80 | #define R_ARM_ALU_SBREL_19_12 36 |
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81 | #define R_ARM_ALU_SBREL_27_20 37 |
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82 | #define R_ARM_V4BX 40 |
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83 | #define R_ARM_TARGET2 41 |
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84 | #define R_ARM_PREL31 42 |
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85 | |
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86 | #define R_ARM_MOVW_ABS_NC 43 |
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87 | #define R_ARM_MOVT_ABS 44 |
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88 | |
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89 | #define R_ARM_THM_MOVW_ABS_NC 47 |
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90 | #define R_ARM_THM_MOVT_ABS 48 |
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91 | |
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92 | #define R_ARM_THM_JUMP19 51 |
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93 | |
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94 | /* 96-111 are reserved to G++. */ |
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95 | #define R_ARM_GNU_VTENTRY 100 |
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96 | #define R_ARM_GNU_VTINHERIT 101 |
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97 | #define R_ARM_THM_JUMP11 102 |
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98 | #define R_ARM_THM_JUMP8 103 |
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99 | |
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100 | /* More TLS relocations */ |
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101 | #define R_ARM_TLS_GD32 104 /* PC-rel 32 bit for global dynamic */ |
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102 | #define R_ARM_TLS_LDM32 105 /* PC-rel 32 bit for local dynamic */ |
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103 | #define R_ARM_TLS_LDO32 106 /* 32 bit offset relative to TLS */ |
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104 | #define R_ARM_TLS_IE32 107 /* PC-rel 32 bit for GOT entry of */ |
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105 | #define R_ARM_TLS_LE32 108 |
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106 | #define R_ARM_TLS_LDO12 109 |
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107 | #define R_ARM_TLS_LE12 110 |
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108 | #define R_ARM_TLS_IE12GP 111 |
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109 | |
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110 | /* 112-127 are reserved for private experiments. */ |
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111 | |
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112 | #define R_ARM_RXPC25 249 |
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113 | #define R_ARM_RSBREL32 250 |
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114 | #define R_ARM_THM_RPC22 251 |
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115 | #define R_ARM_RREL32 252 |
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116 | #define R_ARM_RABS32 253 |
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117 | #define R_ARM_RPC24 254 |
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118 | #define R_ARM_RBASE 255 |
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119 | |
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120 | #define R_TYPE(name) __CONCAT(R_ARM_,name) |
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121 | |
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122 | /* Processor specific program header flags */ |
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123 | #define PF_ARM_SB 0x10000000 |
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124 | #define PF_ARM_PI 0x20000000 |
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125 | #define PF_ARM_ENTRY 0x80000000 |
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126 | |
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127 | /* Processor specific section header flags */ |
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128 | #define SHF_ENTRYSECT 0x10000000 |
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129 | #define SHF_COMDEF 0x80000000 |
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130 | |
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131 | /* Processor specific symbol types */ |
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132 | #define STT_ARM_TFUNC STT_LOPROC |
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