1 /* Matsushita 10300 specific support for 32-bit ELF
2 Copyright (C) 1996 Free Software Foundation, Inc.
4 This file is part of BFD, the Binary File Descriptor library.
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 2 of the License, or
9 (at your option) any later version.
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.
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
25 static reloc_howto_type
*bfd_elf32_bfd_reloc_type_lookup
26 PARAMS ((bfd
*abfd
, bfd_reloc_code_real_type code
));
27 static void mn10300_info_to_howto_rel
28 PARAMS ((bfd
*, arelent
*, Elf32_Internal_Rel
*));
30 /* Try to minimize the amount of space occupied by relocation tables
31 on the ROM (not that the ROM won't be swamped by other ELF overhead). */
46 static reloc_howto_type elf_mn10300_howto_table
[] =
49 HOWTO (R_MN10300_NONE
,
55 complain_overflow_bitfield
,
56 bfd_elf_generic_reloc
,
68 complain_overflow_bitfield
,
69 bfd_elf_generic_reloc
,
81 complain_overflow_bitfield
,
82 bfd_elf_generic_reloc
,
94 complain_overflow_bitfield
,
95 bfd_elf_generic_reloc
,
101 HOWTO (R_MN10300_PCREL32
,
107 complain_overflow_bitfield
,
108 bfd_elf_generic_reloc
,
114 HOWTO (R_MN10300_PCREL16
,
120 complain_overflow_bitfield
,
121 bfd_elf_generic_reloc
,
127 HOWTO (R_MN10300_PCREL8
,
133 complain_overflow_bitfield
,
134 bfd_elf_generic_reloc
,
142 struct mn10300_reloc_map
144 unsigned char bfd_reloc_val
;
145 unsigned char elf_reloc_val
;
148 static const struct mn10300_reloc_map mn10300_reloc_map
[] =
150 { BFD_RELOC_NONE
, R_MN10300_NONE
, },
151 { BFD_RELOC_32
, R_MN10300_32
, },
152 { BFD_RELOC_16
, R_MN10300_16
, },
153 { BFD_RELOC_8
, R_MN10300_8
, },
154 { BFD_RELOC_32_PCREL
, R_MN10300_PCREL32
, },
155 { BFD_RELOC_16_PCREL
, R_MN10300_PCREL16
, },
156 { BFD_RELOC_8_PCREL
, R_MN10300_PCREL8
, },
159 static reloc_howto_type
*
160 bfd_elf32_bfd_reloc_type_lookup (abfd
, code
)
162 bfd_reloc_code_real_type code
;
167 i
< sizeof (mn10300_reloc_map
) / sizeof (struct mn10300_reloc_map
);
170 if (mn10300_reloc_map
[i
].bfd_reloc_val
== code
)
171 return &elf_mn10300_howto_table
[mn10300_reloc_map
[i
].elf_reloc_val
];
177 /* Set the howto pointer for an V850 ELF reloc. */
180 mn10300_info_to_howto_rel (abfd
, cache_ptr
, dst
)
183 Elf32_Internal_Rel
*dst
;
187 r_type
= ELF32_R_TYPE (dst
->r_info
);
188 BFD_ASSERT (r_type
< (unsigned int) R_MN10300_MAX
);
189 cache_ptr
->howto
= &elf_mn10300_howto_table
[r_type
];
192 #define TARGET_LITTLE_SYM bfd_elf32_mn10300_vec
193 #define TARGET_LITTLE_NAME "elf32-mn10300"
194 #define ELF_ARCH bfd_arch_mn10300
195 #define ELF_MACHINE_CODE EM_CYGNUS_MN10300
196 #define ELF_MAXPAGESIZE 0x1000
198 #define elf_info_to_howto 0
199 #define elf_info_to_howto_rel mn10300_info_to_howto_rel
201 #include "elf32-target.h"