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- /* RISC-V ELF specific backend routines.
- Copyright (C) 2011-2022 Free Software Foundation, Inc.
- Contributed by Andrew Waterman (andrew@sifive.com).
- Based on MIPS 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 "elf/common.h"
- #include "elf/internal.h"
- #include "opcode/riscv.h"
- #include "cpu-riscv.h"
- #define RISCV_UNKNOWN_VERSION -1
- extern reloc_howto_type *
- riscv_reloc_name_lookup (bfd *, const char *);
- extern reloc_howto_type *
- riscv_reloc_type_lookup (bfd *, bfd_reloc_code_real_type);
- extern reloc_howto_type *
- riscv_elf_rtype_to_howto (bfd *, unsigned int r_type);
- /* The information of architecture attribute. */
- struct riscv_subset_t
- {
- const char *name;
- int major_version;
- int minor_version;
- struct riscv_subset_t *next;
- };
- typedef struct riscv_subset_t riscv_subset_t;
- typedef struct
- {
- riscv_subset_t *head;
- riscv_subset_t *tail;
- } riscv_subset_list_t;
- extern void
- riscv_release_subset_list (riscv_subset_list_t *);
- extern void
- riscv_add_subset (riscv_subset_list_t *,
- const char *,
- int, int);
- extern bool
- riscv_lookup_subset (const riscv_subset_list_t *,
- const char *,
- riscv_subset_t **);
- typedef struct
- {
- riscv_subset_list_t *subset_list;
- void (*error_handler) (const char *,
- ...) ATTRIBUTE_PRINTF_1;
- unsigned *xlen;
- enum riscv_spec_class *isa_spec;
- bool check_unknown_prefixed_ext;
- } riscv_parse_subset_t;
- extern bool
- riscv_parse_subset (riscv_parse_subset_t *,
- const char *);
- extern void
- riscv_release_subset_list (riscv_subset_list_t *);
- extern char *
- riscv_arch_str (unsigned, const riscv_subset_list_t *);
- extern size_t
- riscv_estimate_digit (unsigned);
- extern int
- riscv_compare_subsets (const char *, const char *);
- extern riscv_subset_list_t *
- riscv_copy_subset_list (riscv_subset_list_t *);
- extern bool
- riscv_update_subset (riscv_parse_subset_t *, const char *);
- extern bool
- riscv_subset_supports (riscv_parse_subset_t *, const char *);
- extern bool
- riscv_multi_subset_supports (riscv_parse_subset_t *, enum riscv_insn_class);
- extern const char *
- riscv_multi_subset_supports_ext (riscv_parse_subset_t *, enum riscv_insn_class);
- extern void
- bfd_elf32_riscv_set_data_segment_info (struct bfd_link_info *, int *);
- extern void
- bfd_elf64_riscv_set_data_segment_info (struct bfd_link_info *, int *);
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