1 /* Initialization of ARC specific backend library.
2 Copyright (C) 2022 Synopsys Inc.
3 This file is part of elfutils.
4
5 This file is free software; you can redistribute it and/or modify
6 it under the terms of either
7
8 * the GNU Lesser General Public License as published by the Free
9 Software Foundation; either version 3 of the License, or (at
10 your option) any later version
11
12 or
13
14 * the GNU General Public License as published by the Free
15 Software Foundation; either version 2 of the License, or (at
16 your option) any later version
17
18 or both in parallel, as here.
19
20 elfutils is distributed in the hope that it will be useful, but
21 WITHOUT ANY WARRANTY; without even the implied warranty of
22 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
23 General Public License for more details.
24
25 You should have received copies of the GNU General Public License and
26 the GNU Lesser General Public License along with this program. If
27 not, see <http://www.gnu.org/licenses/>. */
28
29 /* More details on an ARC elf can be found at:
30 https://github.com/foss-for-synopsys-dwc-arc-processors/ \
31 arc-ABI-manual/blob/master/arcv3-elf.md */
32
33 #ifdef HAVE_CONFIG_H
34 # include <config.h>
35 #endif
36
37 #define BACKEND arc_
38 #define RELOC_PREFIX R_ARC_
39 #include "libebl_CPU.h"
40
41 /* This defines the common reloc hooks based on arc_reloc.def. */
42 #include "common-reloc.c"
43
44 Ebl *
arc_init(Elf * elf,GElf_Half machine,Ebl * eh)45 arc_init (Elf *elf __attribute__ ((unused)),
46 GElf_Half machine __attribute__ ((unused)),
47 Ebl *eh)
48 {
49 arc_init_reloc (eh);
50 HOOK (eh, machine_flag_check);
51 HOOK (eh, reloc_simple_type);
52 HOOK (eh, section_type_name);
53
54 /* /bld/gcc-stage2/arc-snps-linux-gnu/libgcc/libgcc.map.in
55 #define __LIBGCC_DWARF_FRAME_REGISTERS__. */
56 eh->frame_nregs = 146;
57
58 return eh;
59 }
60