1/* BFD back-end for RISC-V 64-bit COFF files.
2   Copyright (C) 2023-2024 Free Software Foundation, Inc.
3
4   This file is part of BFD, the Binary File Descriptor library.
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; if not, write to the Free Software
18   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
19   MA 02110-1301, USA.  */
20
21#include "sysdep.h"
22#include "bfd.h"
23#include "libbfd.h"
24#include "coff/riscv64.h"
25#include "coff/internal.h"
26#include "coff/pe.h"
27#include "libcoff.h"
28#include "libiberty.h"
29
30#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER  2
31
32#ifndef bfd_pe_print_pdata
33#define bfd_pe_print_pdata      NULL
34#endif
35
36#define RTYPE2HOWTO(cache_ptr, dst)             \
37  (cache_ptr)->howto = NULL
38
39/* Return TRUE if this relocation should
40   appear in the output .reloc section.  */
41
42static bool
43in_reloc_p (bfd *abfd ATTRIBUTE_UNUSED,
44	    reloc_howto_type *howto)
45{
46  return !howto->pc_relative;
47}
48
49#include "coffcode.h"
50
51/* Target vectors.  */
52const bfd_target
53#ifdef TARGET_SYM
54  TARGET_SYM =
55#else
56  riscv64_coff_vec =
57#endif
58{
59#ifdef TARGET_NAME
60  TARGET_NAME,
61#else
62 "coff-riscv64-little",		/* Name.  */
63#endif
64  bfd_target_coff_flavour,
65  BFD_ENDIAN_LITTLE,		/* Data byte order is little.  */
66  BFD_ENDIAN_LITTLE,		/* Header byte order is little.  */
67
68  (HAS_RELOC | EXEC_P		/* Object flags.  */
69   | HAS_LINENO | HAS_DEBUG
70   | HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED | BFD_COMPRESS | BFD_DECOMPRESS),
71
72  (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC /* Section flags.  */
73#if defined(COFF_WITH_PE)
74   | SEC_LINK_ONCE | SEC_LINK_DUPLICATES | SEC_READONLY | SEC_DEBUGGING
75#endif
76   | SEC_CODE | SEC_DATA | SEC_EXCLUDE ),
77
78#ifdef TARGET_UNDERSCORE
79  TARGET_UNDERSCORE,		/* Leading underscore.  */
80#else
81  0,				/* Leading underscore.  */
82#endif
83  '/',				/* Ar_pad_char.  */
84  15,				/* Ar_max_namelen.  */
85  0,				/* match priority.  */
86  TARGET_KEEP_UNUSED_SECTION_SYMBOLS, /* keep unused section symbols.  */
87
88     /* Data conversion functions.  */
89     bfd_getl64, bfd_getl_signed_64, bfd_putl64,
90     bfd_getl32, bfd_getl_signed_32, bfd_putl32,
91     bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* Data.  */
92     /* Header conversion functions.  */
93     bfd_getl64, bfd_getl_signed_64, bfd_putl64,
94     bfd_getl32, bfd_getl_signed_32, bfd_putl32,
95     bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* Hdrs.  */
96
97  /* Note that we allow an object file to be treated as a core file as well.  */
98  {				/* bfd_check_format.  */
99    _bfd_dummy_target,
100    coff_object_p,
101    bfd_generic_archive_p,
102    coff_object_p
103  },
104  {				/* bfd_set_format.  */
105    _bfd_bool_bfd_false_error,
106    coff_mkobject,
107    _bfd_generic_mkarchive,
108    _bfd_bool_bfd_false_error
109  },
110  {				/* bfd_write_contents.  */
111    _bfd_bool_bfd_false_error,
112    coff_write_object_contents,
113    _bfd_write_archive_contents,
114    _bfd_bool_bfd_false_error
115  },
116
117  BFD_JUMP_TABLE_GENERIC (coff),
118  BFD_JUMP_TABLE_COPY (coff),
119  BFD_JUMP_TABLE_CORE (_bfd_nocore),
120  BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff),
121  BFD_JUMP_TABLE_SYMBOLS (coff),
122  BFD_JUMP_TABLE_RELOCS (coff),
123  BFD_JUMP_TABLE_WRITE (coff),
124  BFD_JUMP_TABLE_LINK (coff),
125  BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
126
127  NULL,
128
129  COFF_SWAP_TABLE
130};
131