1 //===- HexagonRelocationFunction.h ----------------------------------------===// 2 // 3 // The MCLinker Project 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 #ifndef TARGET_HEXAGON_HEXAGONRELOCATIONFUNCTIONS_H_ 10 #define TARGET_HEXAGON_HEXAGONRELOCATIONFUNCTIONS_H_ 11 12 typedef struct { 13 const char* insnSyntax; 14 uint32_t insnMask; 15 uint32_t insnCmpMask; 16 uint32_t insnBitMask; 17 bool isDuplex; 18 } Instruction; 19 20 //===--------------------------------------------------------------------===// 21 // Relocation helper function 22 //===--------------------------------------------------------------------===// 23 template<typename T1, typename T2> 24 T1 ApplyMask(T2 pMask, T1 pData) { 25 T1 result = 0; 26 size_t off = 0; 27 28 for (size_t bit = 0; bit != sizeof (T1) * 8; ++bit) { 29 const bool valBit = (pData >> off) & 1; 30 const bool maskBit = (pMask >> bit) & 1; 31 if (maskBit) { 32 result |= static_cast<T1>(valBit) << bit; 33 ++off; 34 } 35 } 36 return result; 37 } 38 39 #define DECL_HEXAGON_APPLY_RELOC_FUNC(Name) \ 40 static HexagonRelocator::Result Name(Relocation& pEntry, \ 41 HexagonRelocator& pParent); 42 43 #define DECL_HEXAGON_APPLY_RELOC_FUNCS \ 44 DECL_HEXAGON_APPLY_RELOC_FUNC(none) \ 45 DECL_HEXAGON_APPLY_RELOC_FUNC(relocPCREL) \ 46 DECL_HEXAGON_APPLY_RELOC_FUNC(relocGPREL) \ 47 DECL_HEXAGON_APPLY_RELOC_FUNC(relocAbs) \ 48 DECL_HEXAGON_APPLY_RELOC_FUNC(relocPLTB22PCREL) \ 49 DECL_HEXAGON_APPLY_RELOC_FUNC(relocGOTREL) \ 50 DECL_HEXAGON_APPLY_RELOC_FUNC(relocGOT) \ 51 DECL_HEXAGON_APPLY_RELOC_FUNC(unsupported) 52 53 #define DECL_HEXAGON_APPLY_RELOC_FUNC_PTRS \ 54 { &none, 0, "R_HEX_NONE" }, \ 55 { &relocPCREL, 1, "R_HEX_B22_PCREL" }, \ 56 { &relocPCREL, 2, "R_HEX_B15_PCREL" }, \ 57 { &relocPCREL, 3, "R_HEX_B7_PCREL" }, \ 58 { &relocAbs, 4, "R_HEX_LO16" }, \ 59 { &relocAbs, 5, "R_HEX_HI16" }, \ 60 { &relocAbs, 6, "R_HEX_32" }, \ 61 { &relocAbs, 7, "R_HEX_16" }, \ 62 { &relocAbs, 8, "R_HEX_8" }, \ 63 { &relocGPREL, 9, "R_HEX_GPREL16_0" }, \ 64 { &relocGPREL, 10, "R_HEX_GPREL16_1" }, \ 65 { &relocGPREL, 11, "R_HEX_GPREL16_2" }, \ 66 { &relocGPREL, 12, "R_HEX_GPREL16_3" }, \ 67 { &unsupported, 13, "R_HEX_HL16" }, \ 68 { &relocPCREL, 14, "R_HEX_B13_PCREL" }, \ 69 { &relocPCREL, 15, "R_HEX_B9_PCREL" }, \ 70 { &relocPCREL, 16, "R_HEX_B32_PCREL_X" }, \ 71 { &relocAbs, 17, "R_HEX_32_6_X" }, \ 72 { &relocPCREL, 18, "R_HEX_B22_PCREL_X" }, \ 73 { &relocPCREL, 19, "R_HEX_B15_PCREL_X" }, \ 74 { &relocPCREL, 20, "R_HEX_B13_PCREL_X" }, \ 75 { &relocPCREL, 21, "R_HEX_B9_PCREL_X" }, \ 76 { &relocPCREL, 22, "R_HEX_B7_PCREL_X" }, \ 77 { &relocAbs, 23, "R_HEX_16_X" }, \ 78 { &relocAbs, 24, "R_HEX_12_X" }, \ 79 { &relocAbs, 25, "R_HEX_11_X" }, \ 80 { &relocAbs, 26, "R_HEX_10_X" }, \ 81 { &relocAbs, 27, "R_HEX_9_X" }, \ 82 { &relocAbs, 28, "R_HEX_8_X" }, \ 83 { &relocAbs, 29, "R_HEX_7_X" }, \ 84 { &relocAbs, 30, "R_HEX_6_X" }, \ 85 { &relocPCREL, 31, "R_HEX_32_PCREL" }, \ 86 { &none, 32, "R_HEX_COPY" }, \ 87 { &none, 33, "R_HEX_GLOB_DAT" }, \ 88 { &none, 34, "R_HEX_JMP_SLOT" }, \ 89 { &none, 35, "R_HEX_RELATIVE" }, \ 90 { &relocPLTB22PCREL, 36, "R_HEX_PLT_B22_PCREL" }, \ 91 { &relocGOTREL, 37, "R_HEX_GOTREL_LO16" }, \ 92 { &relocGOTREL, 38, "R_HEX_GOTREL_HI16" }, \ 93 { &relocGOTREL, 39, "R_HEX_GOTREL_32" }, \ 94 { &relocGOT, 40, "R_HEX_GOT_LO16" }, \ 95 { &relocGOT, 41, "R_HEX_GOT_HI16" }, \ 96 { &relocGOT, 42, "R_HEX_GOT_32" }, \ 97 { &relocGOT, 43, "R_HEX_GOT_16" }, \ 98 { &unsupported, 44, "R_HEX_DTPMOD_32" }, \ 99 { &unsupported, 45, "R_HEX_DTPREL_LO16" }, \ 100 { &unsupported, 46, "R_HEX_DTPREL_HI16" }, \ 101 { &unsupported, 47, "R_HEX_DTPREL_32" }, \ 102 { &unsupported, 48, "R_HEX_DTPREL_16" }, \ 103 { &unsupported, 49, "R_HEX_GD_PLT_B22_PCREL" }, \ 104 { &unsupported, 50, "R_HEX_GD_GOT_LO16" }, \ 105 { &unsupported, 51, "R_HEX_GD_GOT_HI16" }, \ 106 { &unsupported, 52, "R_HEX_GD_GOT_32" }, \ 107 { &unsupported, 53, "R_HEX_GD_GOT_16" }, \ 108 { &unsupported, 54, "R_HEX_IE_LO16" }, \ 109 { &unsupported, 55, "R_HEX_IE_HI16" }, \ 110 { &unsupported, 56, "R_HEX_IE_32" }, \ 111 { &unsupported, 57, "R_HEX_IE_GOT_LO16" }, \ 112 { &unsupported, 58, "R_HEX_IE_GOT_HI16" }, \ 113 { &unsupported, 59, "R_HEX_IE_GOT_32" }, \ 114 { &unsupported, 60, "R_HEX_IE_GOT_16" }, \ 115 { &unsupported, 61, "R_HEX_TPREL_LO16" }, \ 116 { &unsupported, 62, "R_HEX_TPREL_HI16" }, \ 117 { &unsupported, 63, "R_HEX_TPREL_32" }, \ 118 { &unsupported, 64, "R_HEX_TPREL_16" }, \ 119 { &relocPCREL, 65, "R_HEX_6_PCREL_X" }, \ 120 { &relocGOTREL, 66, "R_HEX_GOTREL_32_6_X" }, \ 121 { &relocGOTREL, 67, "R_HEX_GOTREL_16_X" }, \ 122 { &relocGOTREL, 68, "R_HEX_GOTREL_11_X" }, \ 123 { &relocGOT, 69, "R_HEX_GOT_32_6_X" }, \ 124 { &relocGOT, 70, "R_HEX_GOT_16_X" }, \ 125 { &relocGOT, 71, "R_HEX_GOT_11_X" }, \ 126 { &unsupported, 72, "R_HEX_DTPREL_32_6_X" }, \ 127 { &unsupported, 73, "R_HEX_DTPREL_16_X" }, \ 128 { &unsupported, 74, "R_HEX_DTPREL_11_X" }, \ 129 { &unsupported, 75, "R_HEX_GD_GOT_32_6_X" }, \ 130 { &unsupported, 76, "R_HEX_GD_GOT_16_X" }, \ 131 { &unsupported, 77, "R_HEX_GD_GOT_11_X" }, \ 132 { &unsupported, 78, "R_HEX_IE_32_6_X" }, \ 133 { &unsupported, 79, "R_HEX_IE_16_X" }, \ 134 { &unsupported, 80, "R_HEX_IE_GOT_32_6_X" }, \ 135 { &unsupported, 81, "R_HEX_IE_GOT_16_X" }, \ 136 { &unsupported, 82, "R_HEX_IE_GOT_11_X" }, \ 137 { &unsupported, 83, "R_HEX_TPREL_32_6_X" }, \ 138 { &unsupported, 84, "R_HEX_TPREL_16_X" }, \ 139 { &unsupported, 85, "R_HEX_TPREL_11_X" } 140 141 #endif // TARGET_HEXAGON_HEXAGONRELOCATIONFUNCTIONS_H_ 142