1/* Initialization of SPARC specific backend library.
2   Copyright (C) 2002, 2005, 2006, 2007, 2008 Red Hat, 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#ifdef HAVE_CONFIG_H
30# include <config.h>
31#endif
32
33#define BACKEND		sparc_
34#define RELOC_PREFIX	R_SPARC_
35#include "libebl_CPU.h"
36
37/* In SPARC some relocations use the most significative 24 bits of the
38   r_type field to encode a secondary addend.  Make sure the routines
39   in common-reloc.c acknowledge this.  */
40#define RELOC_TYPE_ID(type) ((type) & 0xff)
41
42/* This defines the common reloc hooks based on sparc_reloc.def.  */
43#include "common-reloc.c"
44
45extern __typeof (EBLHOOK (core_note)) sparc64_core_note attribute_hidden;
46
47Ebl *
48sparc_init (Elf *elf __attribute__ ((unused)),
49	    GElf_Half machine __attribute__ ((unused)),
50	    Ebl *eh)
51{
52  /* We handle it.  */
53  sparc_init_reloc (eh);
54  HOOK (eh, reloc_simple_type);
55  HOOK (eh, machine_flag_check);
56  HOOK (eh, check_special_section);
57  HOOK (eh, symbol_type_name);
58  HOOK (eh, dynamic_tag_name);
59  HOOK (eh, dynamic_tag_check);
60  if (eh->class == ELFCLASS64)
61    eh->core_note = sparc64_core_note;
62  else
63    HOOK (eh, core_note);
64  HOOK (eh, auxv_info);
65  HOOK (eh, register_info);
66  HOOK (eh, return_value_location);
67  HOOK (eh, check_object_attribute);
68  HOOK (eh, abi_cfi);
69  /* gcc/config/sparc.h define FIRST_PSEUDO_REGISTER  */
70  eh->frame_nregs = 103;
71  /* The CFI Dwarf register with the "return address" in sparc
72     actually contains the call address.  The return address is
73     located 8 bytes after it.  */
74  eh->ra_offset = 8;
75  HOOK (eh, set_initial_registers_tid);
76
77  return eh;
78}
79