| /* LoongArch-specific support for ELF. |
| Copyright (C) 2021 Free Software Foundation, Inc. |
| Contributed by Loongson Ltd. |
| |
| Based on RISC-V target. |
| |
| This file is part of BFD, the Binary File Descriptor library. |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; see the file COPYING3. If not, |
| see <http://www.gnu.org/licenses/>. */ |
| |
| #include "sysdep.h" |
| #include "bfd.h" |
| #include "libbfd.h" |
| #include "elf-bfd.h" |
| #include "elf/loongarch.h" |
| #include "elfxx-loongarch.h" |
| |
| #define ALL_ONES (~ (bfd_vma) 0) |
| |
| /* This does not include any relocation information, but should be |
| good enough for GDB or objdump to read the file. */ |
| |
| static reloc_howto_type howto_table[] = |
| { |
| #define LOONGARCH_HOWTO(r_name) \ |
| HOWTO (R_LARCH_##r_name, 0, 2, 32, false, 0, complain_overflow_signed, \ |
| bfd_elf_generic_reloc, "R_LARCH_" #r_name, false, 0, 0xffffffff, false) |
| |
| /* No relocation. */ |
| HOWTO (R_LARCH_NONE, /* type (0). */ |
| 0, /* rightshift */ |
| 3, /* size */ |
| 0, /* bitsize */ |
| false, /* pc_relative */ |
| 0, /* bitpos */ |
| complain_overflow_dont, /* complain_on_overflow */ |
| bfd_elf_generic_reloc, /* special_function */ |
| "R_LARCH_NONE", /* name */ |
| false, /* partial_inplace */ |
| 0, /* src_mask */ |
| 0, /* dst_mask */ |
| false), /* pcrel_offset */ |
| |
| /* 32 bit relocation. */ |
| HOWTO (R_LARCH_32, /* type (1). */ |
| 0, /* rightshift */ |
| 2, /* size */ |
| 32, /* bitsize */ |
| false, /* pc_relative */ |
| 0, /* bitpos */ |
| complain_overflow_dont, /* complain_on_overflow */ |
| bfd_elf_generic_reloc, /* special_function */ |
| "R_LARCH_32", /* name */ |
| false, /* partial_inplace */ |
| 0, /* src_mask */ |
| 0xffffffff, /* dst_mask */ |
| false), /* pcrel_offset */ |
| |
| /* 64 bit relocation. */ |
| HOWTO (R_LARCH_64, /* type (2). */ |
| 0, /* rightshift */ |
| 4, /* size */ |
| 64, /* bitsize */ |
| false, /* pc_relative */ |
| 0, /* bitpos */ |
| complain_overflow_dont, /* complain_on_overflow */ |
| bfd_elf_generic_reloc, /* special_function */ |
| "R_LARCH_64", /* name */ |
| false, /* partial_inplace */ |
| 0, /* src_mask */ |
| ALL_ONES, /* dst_mask */ |
| false), /* pcrel_offset */ |
| |
| HOWTO (R_LARCH_RELATIVE, /* type (3). */ |
| 0, /* rightshift */ |
| 2, /* size */ |
| 32, /* bitsize */ |
| false, /* pc_relative */ |
| 0, /* bitpos */ |
| complain_overflow_dont, /* complain_on_overflow */ |
| bfd_elf_generic_reloc, /* special_function */ |
| "R_LARCH_RELATIVE", /* name */ |
| false, /* partial_inplace */ |
| 0, /* src_mask */ |
| 0xffffffff, /* dst_mask */ |
| false), /* pcrel_offset */ |
| |
| HOWTO (R_LARCH_COPY, /* type (4). */ |
| 0, /* rightshift */ |
| 0, /* this one is variable size */ |
| 0, /* bitsize */ |
| false, /* pc_relative */ |
| 0, /* bitpos */ |
| complain_overflow_bitfield, /* complain_on_overflow */ |
| bfd_elf_generic_reloc, /* special_function */ |
| "R_LARCH_COPY", /* name */ |
| false, /* partial_inplace */ |
| 0, /* src_mask */ |
| 0, /* dst_mask */ |
| false), /* pcrel_offset */ |
| |
| HOWTO (R_LARCH_JUMP_SLOT, /* type (5). */ |
| 0, /* rightshift */ |
| 4, /* size */ |
| 64, /* bitsize */ |
| false, /* pc_relative */ |
| 0, /* bitpos */ |
| complain_overflow_bitfield, /* complain_on_overflow */ |
| bfd_elf_generic_reloc, /* special_function */ |
| "R_LARCH_JUMP_SLOT", /* name */ |
| false, /* partial_inplace */ |
| 0, /* src_mask */ |
| 0, /* dst_mask */ |
| false), /* pcrel_offset */ |
| |
| /* Dynamic TLS relocations. */ |
| HOWTO (R_LARCH_TLS_DTPMOD32, /* type (6). */ |
| 0, /* rightshift */ |
| 2, /* size */ |
| 32, /* bitsize */ |
| false, /* pc_relative */ |
| 0, /* bitpos */ |
| complain_overflow_dont, /* complain_on_overflow */ |
| bfd_elf_generic_reloc, /* special_function */ |
| "R_LARCH_TLS_DTPMOD32", /* name */ |
| false, /* partial_inplace */ |
| 0, /* src_mask */ |
| 0xffffffff, /* dst_mask */ |
| false), /* pcrel_offset */ |
| |
| HOWTO (R_LARCH_TLS_DTPMOD64, /* type (7). */ |
| 0, /* rightshift */ |
| 4, /* size */ |
| 64, /* bitsize */ |
| false, /* pc_relative */ |
| 0, /* bitpos */ |
| complain_overflow_dont, /* complain_on_overflow */ |
| bfd_elf_generic_reloc, /* special_function */ |
| "R_LARCH_TLS_DTPMOD64", /* name */ |
| false, /* partial_inplace */ |
| 0, /* src_mask */ |
| ALL_ONES, /* dst_mask */ |
| false), /* pcrel_offset */ |
| |
| HOWTO (R_LARCH_TLS_DTPREL32, /* type (8). */ |
| 0, /* rightshift */ |
| 2, /* size */ |
| 32, /* bitsize */ |
| false, /* pc_relative */ |
| 0, /* bitpos */ |
| complain_overflow_dont, /* complain_on_overflow */ |
| bfd_elf_generic_reloc, /* special_function */ |
| "R_LARCH_TLS_DTPREL32", /* name */ |
| true, /* partial_inplace */ |
| 0, /* src_mask */ |
| 0xffffffff, /* dst_mask */ |
| false), /* pcrel_offset */ |
| |
| HOWTO (R_LARCH_TLS_DTPREL64, /* type (9). */ |
| 0, /* rightshift */ |
| 4, /* size */ |
| 64, /* bitsize */ |
| false, /* pc_relative */ |
| 0, /* bitpos */ |
| complain_overflow_dont, /* complain_on_overflow */ |
| bfd_elf_generic_reloc, /* special_function */ |
| "R_LARCH_TLS_DTPREL64", /* name */ |
| true, /* partial_inplace */ |
| 0, /* src_mask */ |
| ALL_ONES, /* dst_mask */ |
| false), /* pcrel_offset */ |
| |
| HOWTO (R_LARCH_TLS_TPREL32, /* type (10). */ |
| 0, /* rightshift */ |
| 2, /* size */ |
| 32, /* bitsize */ |
| false, /* pc_relative */ |
| 0, /* bitpos */ |
| complain_overflow_dont, /* complain_on_overflow */ |
| bfd_elf_generic_reloc, /* special_function */ |
| "R_LARCH_TLS_TPREL32", /* name */ |
| false, /* partial_inplace */ |
| 0, /* src_mask */ |
| 0xffffffff, /* dst_mask */ |
| false), /* pcrel_offset */ |
| |
| HOWTO (R_LARCH_TLS_TPREL64, /* type (11). */ |
| 0, /* rightshift */ |
| 4, /* size */ |
| 64, /* bitsize */ |
| false, /* pc_relative */ |
| 0, /* bitpos */ |
| complain_overflow_dont, /* complain_on_overflow */ |
| bfd_elf_generic_reloc, /* special_function */ |
| "R_LARCH_TLS_TPREL64", /* name */ |
| false, /* partial_inplace */ |
| 0, /* src_mask */ |
| ALL_ONES, /* dst_mask */ |
| false), /* pcrel_offset */ |
| |
| HOWTO (R_LARCH_IRELATIVE, /* type (12). */ |
| 0, /* rightshift */ |
| 2, /* size */ |
| 32, /* bitsize */ |
| false, /* pc_relative */ |
| 0, /* bitpos */ |
| complain_overflow_dont, /* complain_on_overflow */ |
| bfd_elf_generic_reloc, /* special_function */ |
| "R_LARCH_IRELATIVE", /* name */ |
| false, /* partial_inplace */ |
| 0, /* src_mask */ |
| 0xffffffff, /* dst_mask */ |
| false), /* pcrel_offset */ |
| |
| EMPTY_HOWTO(13), |
| EMPTY_HOWTO(14), |
| EMPTY_HOWTO(15), |
| EMPTY_HOWTO(16), |
| EMPTY_HOWTO(17), |
| EMPTY_HOWTO(18), |
| EMPTY_HOWTO(19), |
| |
| HOWTO (R_LARCH_MARK_LA, /* type (20). */ |
| 0, /* rightshift. */ |
| 3, /* size. */ |
| 0, /* bitsize. */ |
| false, /* pc_relative. */ |
| 0, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_MARK_LA", /* name. */ |
| false, /* partial_inplace. */ |
| 0, /* src_mask. */ |
| 0, /* dst_mask. */ |
| false), /* pcrel_offset. */ |
| |
| HOWTO (R_LARCH_MARK_PCREL, /* type (21). */ |
| 0, /* rightshift. */ |
| 3, /* size. */ |
| 0, /* bitsize. */ |
| false, /* pc_relative. */ |
| 0, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_MARK_PCREL", /* name. */ |
| false, /* partial_inplace. */ |
| 0, /* src_mask. */ |
| 0, /* dst_mask. */ |
| false), /* pcrel_offset. */ |
| |
| HOWTO (R_LARCH_SOP_PUSH_PCREL, /* type (22). */ |
| 2, /* rightshift. */ |
| 2, /* size. */ |
| 32, /* bitsize. */ |
| true /* FIXME: somewhat use this. */, /* pc_relative. */ |
| 0, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_SOP_PUSH_PCREL", /* name. */ |
| false, /* partial_inplace. */ |
| 0x03ffffff, /* src_mask. */ |
| 0x03ffffff, /* dst_mask. */ |
| false), /* pcrel_offset. */ |
| |
| /* type 23-37. */ |
| LOONGARCH_HOWTO (SOP_PUSH_ABSOLUTE), |
| LOONGARCH_HOWTO (SOP_PUSH_DUP), |
| LOONGARCH_HOWTO (SOP_PUSH_GPREL), |
| LOONGARCH_HOWTO (SOP_PUSH_TLS_TPREL), |
| LOONGARCH_HOWTO (SOP_PUSH_TLS_GOT), |
| LOONGARCH_HOWTO (SOP_PUSH_TLS_GD), |
| LOONGARCH_HOWTO (SOP_PUSH_PLT_PCREL), |
| LOONGARCH_HOWTO (SOP_ASSERT), |
| LOONGARCH_HOWTO (SOP_NOT), |
| LOONGARCH_HOWTO (SOP_SUB), |
| LOONGARCH_HOWTO (SOP_SL), |
| LOONGARCH_HOWTO (SOP_SR), |
| LOONGARCH_HOWTO (SOP_ADD), |
| LOONGARCH_HOWTO (SOP_AND), |
| LOONGARCH_HOWTO (SOP_IF_ELSE), |
| |
| HOWTO (R_LARCH_SOP_POP_32_S_10_5, /* type (38). */ |
| 0, /* rightshift. */ |
| 2, /* size. */ |
| 5, /* bitsize. */ |
| false, /* pc_relative. */ |
| 10, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_SOP_POP_32_S_10_5", /* name. */ |
| false, /* partial_inplace. */ |
| 0, /* src_mask */ |
| 0x7c00, /* dst_mask */ |
| false), /* pcrel_offset. */ |
| |
| HOWTO (R_LARCH_SOP_POP_32_U_10_12, /* type (39). */ |
| 0, /* rightshift. */ |
| 2, /* size. */ |
| 12, /* bitsize. */ |
| false, /* pc_relative. */ |
| 10, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_SOP_POP_32_U_10_12", /* name. */ |
| false, /* partial_inplace. */ |
| 0, /* src_mask */ |
| 0x3ffc00, /* dst_mask */ |
| false), /* pcrel_offset. */ |
| |
| HOWTO (R_LARCH_SOP_POP_32_S_10_12, /* type (40). */ |
| 0, /* rightshift. */ |
| 2, /* size. */ |
| 12, /* bitsize. */ |
| false, /* pc_relative. */ |
| 10, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_SOP_POP_32_S_10_12", /* name. */ |
| false, /* partial_inplace. */ |
| 0, /* src_mask */ |
| 0x3ffc00, /* dst_mask */ |
| false), /* pcrel_offset. */ |
| |
| HOWTO (R_LARCH_SOP_POP_32_S_10_16, /* type (41). */ |
| 0, /* rightshift. */ |
| 2, /* size. */ |
| 16, /* bitsize. */ |
| false, /* pc_relative. */ |
| 10, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_SOP_POP_32_S_10_16", /* name. */ |
| false, /* partial_inplace. */ |
| 0, /* src_mask */ |
| 0x3fffc00, /* dst_mask */ |
| false), /* pcrel_offset. */ |
| |
| HOWTO (R_LARCH_SOP_POP_32_S_10_16_S2, /* type (42). */ |
| 2, /* rightshift. */ |
| 2, /* size. */ |
| 16, /* bitsize. */ |
| false, /* pc_relative. */ |
| 10, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_SOP_POP_32_S_10_16_S2", /* name. */ |
| false, /* partial_inplace. */ |
| 0, /* src_mask */ |
| 0x3fffc00, /* dst_mask */ |
| false), /* pcrel_offset. */ |
| |
| HOWTO (R_LARCH_SOP_POP_32_S_5_20, /* type (43). */ |
| 0, /* rightshift. */ |
| 2, /* size. */ |
| 20, /* bitsize. */ |
| false, /* pc_relative. */ |
| 5, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_SOP_POP_32_S_5_20", /* name. */ |
| false, /* partial_inplace. */ |
| 0, /* src_mask */ |
| 0x1fffe0, /* dst_mask */ |
| false), /* pcrel_offset. */ |
| |
| HOWTO (R_LARCH_SOP_POP_32_S_0_5_10_16_S2, /* type (44). */ |
| 2, /* rightshift. */ |
| 2, /* size. */ |
| 21, /* bitsize. */ |
| false, /* pc_relative. */ |
| 0, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_SOP_POP_32_S_0_5_10_16_S2", /* name. */ |
| false, /* partial_inplace. */ |
| 0xfc0003e0, /* src_mask */ |
| 0xfc0003e0, /* dst_mask */ |
| false), /* pcrel_offset. */ |
| |
| HOWTO (R_LARCH_SOP_POP_32_S_0_10_10_16_S2, /* type (45). */ |
| 2, /* rightshift. */ |
| 2, /* size. */ |
| 26, /* bitsize. */ |
| false, /* pc_relative. */ |
| 0, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_SOP_POP_32_S_0_10_10_16_S2", /* name. */ |
| false, /* partial_inplace. */ |
| 0xfc000000, /* src_mask */ |
| 0xfc000000, /* dst_mask */ |
| false), /* pcrel_offset. */ |
| |
| HOWTO (R_LARCH_SOP_POP_32_U, /* type (46). */ |
| 0, /* rightshift. */ |
| 2, /* size. */ |
| 32, /* bitsize. */ |
| false, /* pc_relative. */ |
| 0, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_SOP_POP_32_S_U", /* name. */ |
| false, /* partial_inplace. */ |
| 0, /* src_mask */ |
| 0, /* dst_mask */ |
| false), /* pcrel_offset. */ |
| |
| HOWTO (R_LARCH_ADD8, /* type (47). */ |
| 0, /* rightshift. */ |
| 2, /* size. */ |
| 8, /* bitsize. */ |
| false, /* pc_relative. */ |
| 0, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_ADD8", /* name. */ |
| false, /* partial_inplace. */ |
| 0, /* src_mask */ |
| 0xffffffff, /* dst_mask */ |
| false), /* pcrel_offset. */ |
| |
| HOWTO (R_LARCH_ADD16, /* type (48). */ |
| 0, /* rightshift. */ |
| 2, /* size. */ |
| 16, /* bitsize. */ |
| false, /* pc_relative. */ |
| 0, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_ADD16", /* name. */ |
| false, /* partial_inplace. */ |
| 0, /* src_mask */ |
| 0xffffffff, /* dst_mask */ |
| false), /* pcrel_offset. */ |
| |
| HOWTO (R_LARCH_ADD24, /* type (49). */ |
| 0, /* rightshift. */ |
| 2, /* size. */ |
| 24, /* bitsize. */ |
| false, /* pc_relative. */ |
| 0, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_ADD24", /* name. */ |
| false, /* partial_inplace. */ |
| 0, /* src_mask */ |
| 0xffffffff, /* dst_mask */ |
| false), /* pcrel_offset. */ |
| |
| HOWTO (R_LARCH_ADD32, /* type (50). */ |
| 0, /* rightshift. */ |
| 2, /* size. */ |
| 32, /* bitsize. */ |
| false, /* pc_relative. */ |
| 0, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_ADD32", /* name. */ |
| false, /* partial_inplace. */ |
| 0, /* src_mask */ |
| 0xffffffff, /* dst_mask */ |
| false), /* pcrel_offset. */ |
| |
| HOWTO (R_LARCH_ADD64, /* type (51). */ |
| 0, /* rightshift. */ |
| 4, /* size. */ |
| 64, /* bitsize. */ |
| false, /* pc_relative. */ |
| 0, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_ADD64", /* name. */ |
| false, /* partial_inplace. */ |
| 0, /* src_mask */ |
| ALL_ONES, /* dst_mask */ |
| false), /* pcrel_offset. */ |
| |
| HOWTO (R_LARCH_SUB8, /* type (52). */ |
| 0, /* rightshift. */ |
| 2, /* size. */ |
| 8, /* bitsize. */ |
| false, /* pc_relative. */ |
| 0, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_SUB8", /* name. */ |
| false, /* partial_inplace. */ |
| 0, /* src_mask */ |
| 0xffffffff, /* dst_mask */ |
| false), /* pcrel_offset. */ |
| |
| HOWTO (R_LARCH_SUB16, /* type (53). */ |
| 0, /* rightshift. */ |
| 2, /* size. */ |
| 16, /* bitsize. */ |
| false, /* pc_relative. */ |
| 0, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_SUB16", /* name. */ |
| false, /* partial_inplace. */ |
| 0, /* src_mask */ |
| 0xffffffff, /* dst_mask */ |
| false), /* pcrel_offset. */ |
| |
| HOWTO (R_LARCH_SUB24, /* type (54). */ |
| 0, /* rightshift. */ |
| 2, /* size. */ |
| 24, /* bitsize. */ |
| false, /* pc_relative. */ |
| 0, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_SUB24", /* name. */ |
| false, /* partial_inplace. */ |
| 0, /* src_mask */ |
| 0xffffffff, /* dst_mask */ |
| false), /* pcrel_offset. */ |
| |
| HOWTO (R_LARCH_SUB32, /* type (55). */ |
| 0, /* rightshift. */ |
| 2, /* size. */ |
| 32, /* bitsize. */ |
| false, /* pc_relative. */ |
| 0, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_SUB32", /* name. */ |
| false, /* partial_inplace. */ |
| 0, /* src_mask */ |
| 0xffffffff, /* dst_mask */ |
| false), /* pcrel_offset. */ |
| |
| HOWTO (R_LARCH_SUB64, /* type (56). */ |
| 0, /* rightshift. */ |
| 4, /* size. */ |
| 64, /* bitsize. */ |
| false, /* pc_relative. */ |
| 0, /* bitpos. */ |
| complain_overflow_signed, /* complain_on_overflow. */ |
| bfd_elf_generic_reloc, /* special_function. */ |
| "R_LARCH_SUB64", /* name. */ |
| false, /* partial_inplace. */ |
| 0, /* src_mask */ |
| ALL_ONES, /* dst_mask */ |
| false), /* pcrel_offset. */ |
| |
| }; |
| |
| struct elf_reloc_map |
| { |
| bfd_reloc_code_real_type bfd_val; |
| enum elf_loongarch_reloc_type elf_val; |
| }; |
| |
| static const struct elf_reloc_map larch_reloc_map[] = |
| { |
| { BFD_RELOC_NONE, R_LARCH_NONE }, |
| { BFD_RELOC_32, R_LARCH_32 }, |
| { BFD_RELOC_64, R_LARCH_64 }, |
| |
| #define LOONGARCH_reloc_map(r_name) \ |
| { \ |
| BFD_RELOC_LARCH_##r_name, R_LARCH_##r_name \ |
| } |
| LOONGARCH_reloc_map (TLS_DTPMOD32), |
| LOONGARCH_reloc_map (TLS_DTPMOD64), |
| LOONGARCH_reloc_map (TLS_DTPREL32), |
| LOONGARCH_reloc_map (TLS_DTPREL64), |
| LOONGARCH_reloc_map (TLS_TPREL32), |
| LOONGARCH_reloc_map (TLS_TPREL64), |
| |
| LOONGARCH_reloc_map (MARK_LA), |
| LOONGARCH_reloc_map (MARK_PCREL), |
| LOONGARCH_reloc_map (SOP_PUSH_PCREL), |
| LOONGARCH_reloc_map (SOP_PUSH_ABSOLUTE), |
| LOONGARCH_reloc_map (SOP_PUSH_DUP), |
| LOONGARCH_reloc_map (SOP_PUSH_GPREL), |
| LOONGARCH_reloc_map (SOP_PUSH_TLS_TPREL), |
| LOONGARCH_reloc_map (SOP_PUSH_TLS_GOT), |
| LOONGARCH_reloc_map (SOP_PUSH_TLS_GD), |
| LOONGARCH_reloc_map (SOP_PUSH_PLT_PCREL), |
| LOONGARCH_reloc_map (SOP_ASSERT), |
| LOONGARCH_reloc_map (SOP_NOT), |
| LOONGARCH_reloc_map (SOP_SUB), |
| LOONGARCH_reloc_map (SOP_SL), |
| LOONGARCH_reloc_map (SOP_SR), |
| LOONGARCH_reloc_map (SOP_ADD), |
| LOONGARCH_reloc_map (SOP_AND), |
| LOONGARCH_reloc_map (SOP_IF_ELSE), |
| LOONGARCH_reloc_map (SOP_POP_32_S_10_5), |
| LOONGARCH_reloc_map (SOP_POP_32_U_10_12), |
| LOONGARCH_reloc_map (SOP_POP_32_S_10_12), |
| LOONGARCH_reloc_map (SOP_POP_32_S_10_16), |
| LOONGARCH_reloc_map (SOP_POP_32_S_10_16_S2), |
| LOONGARCH_reloc_map (SOP_POP_32_S_5_20), |
| LOONGARCH_reloc_map (SOP_POP_32_S_0_5_10_16_S2), |
| LOONGARCH_reloc_map (SOP_POP_32_S_0_10_10_16_S2), |
| LOONGARCH_reloc_map (SOP_POP_32_U), |
| LOONGARCH_reloc_map (ADD8), |
| LOONGARCH_reloc_map (ADD16), |
| LOONGARCH_reloc_map (ADD24), |
| LOONGARCH_reloc_map (ADD32), |
| LOONGARCH_reloc_map (ADD64), |
| LOONGARCH_reloc_map (SUB8), |
| LOONGARCH_reloc_map (SUB16), |
| LOONGARCH_reloc_map (SUB24), |
| LOONGARCH_reloc_map (SUB32), |
| LOONGARCH_reloc_map (SUB64), |
| }; |
| |
| reloc_howto_type * |
| loongarch_elf_rtype_to_howto (bfd *abfd, unsigned int r_type) |
| { |
| size_t i; |
| for (i = 0; i < ARRAY_SIZE (howto_table); i++) |
| if (howto_table[i].type == r_type) |
| return &howto_table[i]; |
| |
| (*_bfd_error_handler) (_("%pB: unsupported relocation type %#x"), |
| abfd, r_type); |
| bfd_set_error (bfd_error_bad_value); |
| return NULL; |
| } |
| |
| reloc_howto_type * |
| loongarch_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, |
| bfd_reloc_code_real_type code) |
| { |
| unsigned int i; |
| for (i = 0; i < ARRAY_SIZE (larch_reloc_map); i++) |
| if (larch_reloc_map[i].bfd_val == code) |
| return loongarch_elf_rtype_to_howto (abfd, |
| (int) larch_reloc_map[i].elf_val); |
| |
| return NULL; |
| } |
| |
| reloc_howto_type * |
| loongarch_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, const char *r_name) |
| { |
| unsigned int i; |
| |
| for (i = 0; i < ARRAY_SIZE (howto_table); i++) |
| if (howto_table[i].name && strcasecmp (howto_table[i].name, r_name) == 0) |
| return &howto_table[i]; |
| |
| return NULL; |
| } |
