1 /* Initialization of S/390 specific backend library.
2 Copyright (C) 2005, 2006 Red Hat, Inc.
3 This file is part of Red Hat elfutils.
4
5 Red Hat elfutils is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by the
7 Free Software Foundation; version 2 of the License.
8
9 Red Hat elfutils is distributed in the hope that it will be useful, but
10 WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 General Public License for more details.
13
14 You should have received a copy of the GNU General Public License along
15 with Red Hat elfutils; if not, write to the Free Software Foundation,
16 Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA.
17
18 Red Hat elfutils is an included package of the Open Invention Network.
19 An included package of the Open Invention Network is a package for which
20 Open Invention Network licensees cross-license their patents. No patent
21 license is granted, either expressly or impliedly, by designation as an
22 included package. Should you wish to participate in the Open Invention
23 Network licensing program, please visit www.openinventionnetwork.com
24 <http://www.openinventionnetwork.com>. */
25
26 #ifdef HAVE_CONFIG_H
27 # include <config.h>
28 #endif
29
30 #define BACKEND s390_
31 #define RELOC_PREFIX R_390_
32 #include "libebl_CPU.h"
33
34 /* This defines the common reloc hooks based on arm_reloc.def. */
35 #include "common-reloc.c"
36
37
38 const char *
s390_init(elf,machine,eh,ehlen)39 s390_init (elf, machine, eh, ehlen)
40 Elf *elf __attribute__ ((unused));
41 GElf_Half machine __attribute__ ((unused));
42 Ebl *eh;
43 size_t ehlen;
44 {
45 /* Check whether the Elf_BH object has a sufficent size. */
46 if (ehlen < sizeof (Ebl))
47 return NULL;
48
49 /* We handle it. */
50 eh->name = "IBM S/390";
51 s390_init_reloc (eh);
52 HOOK (eh, reloc_simple_type);
53 HOOK (eh, register_info);
54 HOOK (eh, return_value_location);
55
56 /* Only the 64-bit format uses the incorrect hash table entry size. */
57 if (eh->class == ELFCLASS64)
58 eh->sysvhash_entrysize = sizeof (Elf64_Xword);
59
60 return MODVERSION;
61 }
62