1 /* Copyright (C) 2021-2022 Free Software Foundation, Inc. 2 Contributed by Loongson Ltd. 3 4 This file is part of GNU Binutils. 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; see the file COPYING3. If not, 18 see <http://www.gnu.org/licenses/>. */ 19 20 #ifndef _ELF_LOONGARCH_H 21 #define _ELF_LOONGARCH_H 22 23 #include "elf/reloc-macros.h" 24 #include "libiberty.h" 25 26 START_RELOC_NUMBERS (elf_loongarch_reloc_type) 27 /* Used by the dynamic linker. */ 28 RELOC_NUMBER (R_LARCH_NONE, 0) 29 RELOC_NUMBER (R_LARCH_32, 1) 30 RELOC_NUMBER (R_LARCH_64, 2) 31 RELOC_NUMBER (R_LARCH_RELATIVE, 3) 32 RELOC_NUMBER (R_LARCH_COPY, 4) 33 RELOC_NUMBER (R_LARCH_JUMP_SLOT, 5) 34 RELOC_NUMBER (R_LARCH_TLS_DTPMOD32, 6) 35 RELOC_NUMBER (R_LARCH_TLS_DTPMOD64, 7) 36 RELOC_NUMBER (R_LARCH_TLS_DTPREL32, 8) 37 RELOC_NUMBER (R_LARCH_TLS_DTPREL64, 9) 38 RELOC_NUMBER (R_LARCH_TLS_TPREL32, 10) 39 RELOC_NUMBER (R_LARCH_TLS_TPREL64, 11) 40 RELOC_NUMBER (R_LARCH_IRELATIVE, 12) 41 42 /* Reserved for future relocs that the dynamic linker must understand. */ 43 44 /* Used by the static linker for relocating .text. */ 45 RELOC_NUMBER (R_LARCH_MARK_LA, 20) 46 RELOC_NUMBER (R_LARCH_MARK_PCREL, 21) 47 48 RELOC_NUMBER (R_LARCH_SOP_PUSH_PCREL, 22) 49 50 RELOC_NUMBER (R_LARCH_SOP_PUSH_ABSOLUTE, 23) 51 52 RELOC_NUMBER (R_LARCH_SOP_PUSH_DUP, 24) 53 RELOC_NUMBER (R_LARCH_SOP_PUSH_GPREL, 25) 54 RELOC_NUMBER (R_LARCH_SOP_PUSH_TLS_TPREL, 26) 55 RELOC_NUMBER (R_LARCH_SOP_PUSH_TLS_GOT, 27) 56 RELOC_NUMBER (R_LARCH_SOP_PUSH_TLS_GD, 28) 57 RELOC_NUMBER (R_LARCH_SOP_PUSH_PLT_PCREL, 29) 58 59 RELOC_NUMBER (R_LARCH_SOP_ASSERT, 30) 60 RELOC_NUMBER (R_LARCH_SOP_NOT, 31) 61 RELOC_NUMBER (R_LARCH_SOP_SUB, 32) 62 RELOC_NUMBER (R_LARCH_SOP_SL, 33) 63 RELOC_NUMBER (R_LARCH_SOP_SR, 34) 64 RELOC_NUMBER (R_LARCH_SOP_ADD, 35) 65 RELOC_NUMBER (R_LARCH_SOP_AND, 36) 66 RELOC_NUMBER (R_LARCH_SOP_IF_ELSE, 37) 67 RELOC_NUMBER (R_LARCH_SOP_POP_32_S_10_5, 38) 68 RELOC_NUMBER (R_LARCH_SOP_POP_32_U_10_12, 39) 69 RELOC_NUMBER (R_LARCH_SOP_POP_32_S_10_12, 40) 70 RELOC_NUMBER (R_LARCH_SOP_POP_32_S_10_16, 41) 71 RELOC_NUMBER (R_LARCH_SOP_POP_32_S_10_16_S2, 42) 72 RELOC_NUMBER (R_LARCH_SOP_POP_32_S_5_20, 43) 73 RELOC_NUMBER (R_LARCH_SOP_POP_32_S_0_5_10_16_S2, 44) 74 RELOC_NUMBER (R_LARCH_SOP_POP_32_S_0_10_10_16_S2, 45) 75 RELOC_NUMBER (R_LARCH_SOP_POP_32_U, 46) 76 77 /* Used by the static linker for relocating non .text. */ 78 RELOC_NUMBER (R_LARCH_ADD8, 47) 79 RELOC_NUMBER (R_LARCH_ADD16, 48) 80 RELOC_NUMBER (R_LARCH_ADD24, 49) 81 RELOC_NUMBER (R_LARCH_ADD32, 50) 82 RELOC_NUMBER (R_LARCH_ADD64, 51) 83 RELOC_NUMBER (R_LARCH_SUB8, 52) 84 RELOC_NUMBER (R_LARCH_SUB16, 53) 85 RELOC_NUMBER (R_LARCH_SUB24, 54) 86 RELOC_NUMBER (R_LARCH_SUB32, 55) 87 RELOC_NUMBER (R_LARCH_SUB64, 56) 88 89 /* I don't know what it is. Existing in almost all other arch. */ 90 RELOC_NUMBER (R_LARCH_GNU_VTINHERIT, 57) 91 RELOC_NUMBER (R_LARCH_GNU_VTENTRY, 58) 92 93 END_RELOC_NUMBERS (R_LARCH_count) 94 95 /* Processor specific flags for the ELF header e_flags field. */ 96 /*The flag lp64s/lp64f/lp64d/ilp32s/ilp32f/ilp32d 3bits. */ 97 #define EF_LOONGARCH_ABI_LP64_SOFT_FLOAT 0x1 98 #define EF_LOONGARCH_ABI_LP64_SINGLE_FLOAT 0x2 99 #define EF_LOONGARCH_ABI_LP64_DOUBLE_FLOAT 0x3 100 101 #define EF_LOONGARCH_ABI_ILP32_SOFT_FLOAT 0x5 102 #define EF_LOONGARCH_ABI_ILP32_SINGLE_FLOAT 0x6 103 #define EF_LOONGARCH_ABI_ILP32_DOUBLE_FLOAT 0x7 104 105 #define EF_LOONGARCH_ABI_MASK 0x7 106 #define EF_LOONGARCH_ABI_ILP32_MASK 0x4 107 #define EF_LOONGARCH_ABI_FLOAT_MASK 0x3 108 #define EF_LOONGARCH_ABI_SOFT_FLOAT_MASK 0x1 109 #define EF_LOONGARCH_ABI_SINGLE_FLOAT_MASK 0x2 110 #define EF_LOONGARCH_ABI_DOUBLE_FLOAT_MASK 0x3 111 112 #define EF_LOONGARCH_ABI(abi) (EF_LOONGARCH_ABI_MASK & (abi)) 113 114 #define EF_LOONGARCH_IS_LP64(abi) \ 115 (EF_LOONGARCH_ABI(abi) && (!(EF_LOONGARCH_ABI(abi) & EF_LOONGARCH_ABI_ILP32_MASK))) 116 #define EF_LOONGARCH_IS_ILP32(abi) \ 117 (EF_LOONGARCH_ABI(abi) && (EF_LOONGARCH_ABI(abi) & EF_LOONGARCH_ABI_ILP32_MASK)) 118 119 #define EF_LOONGARCH_IS_SOFT_FLOAT(abi) \ 120 (!((EF_LOONGARCH_ABI(abi) & EF_LOONGARCH_ABI_FLOAT_MASK) ^ EF_LOONGARCH_ABI_SOFT_FLOAT_MASK)) 121 122 #define EF_LOONGARCH_IS_SINGLE_FLOAT(abi) \ 123 (!((EF_LOONGARCH_ABI(abi) & EF_LOONGARCH_ABI_FLOAT_MASK) ^ EF_LOONGARCH_ABI_SINGLE_FLOAT_MASK)) 124 125 #define EF_LOONGARCH_IS_DOUBLE_FLOAT(abi) \ 126 (!((EF_LOONGARCH_ABI(abi) & EF_LOONGARCH_ABI_FLOAT_MASK) ^ EF_LOONGARCH_ABI_DOUBLE_FLOAT_MASK)) 127 128 #endif /* _ELF_LOONGARCH_H */ 129