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/* Arm specific symbolic name handling.
Copyright (C) 2002-2010 Red Hat, Inc.
This file is part of Red Hat elfutils.
Red Hat elfutils is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by the
Free Software Foundation; version 2 of the License.
Red Hat elfutils is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License along
with Red Hat elfutils; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA.
Red Hat elfutils is an included package of the Open Invention Network.
An included package of the Open Invention Network is a package for which
Open Invention Network licensees cross-license their patents. No patent
license is granted, either expressly or impliedly, by designation as an
included package. Should you wish to participate in the Open Invention
Network licensing program, please visit www.openinventionnetwork.com
<http://www.openinventionnetwork.com>. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <elf.h>
#include <stddef.h>
#define BACKEND arm_
#include "libebl_CPU.h"
const char *
arm_segment_type_name (int segment, char *buf __attribute__ ((unused)),
size_t len __attribute__ ((unused)))
{
switch (segment)
{
case PT_ARM_EXIDX:
return "ARM_EXIDX";
}
return NULL;
}
/* Return symbolic representation of section type. */
const char *
arm_section_type_name (int type,
char *buf __attribute__ ((unused)),
size_t len __attribute__ ((unused)))
{
switch (type)
{
case SHT_ARM_EXIDX:
return "ARM_EXIDX";
case SHT_ARM_PREEMPTMAP:
return "ARM_PREEMPTMAP";
case SHT_ARM_ATTRIBUTES:
return "ARM_ATTRIBUTES";
}
return NULL;
}
/* Check whether machine flags are valid. */
bool
arm_machine_flag_check (GElf_Word flags)
{
switch (flags & EF_ARM_EABIMASK)
{
case EF_ARM_EABI_UNKNOWN:
case EF_ARM_EABI_VER1:
case EF_ARM_EABI_VER2:
case EF_ARM_EABI_VER3:
case EF_ARM_EABI_VER4:
case EF_ARM_EABI_VER5:
break;
default:
return false;
}
return ((flags &~ (EF_ARM_EABIMASK
| EF_ARM_RELEXEC
| EF_ARM_HASENTRY
| EF_ARM_INTERWORK
| EF_ARM_APCS_26
| EF_ARM_APCS_FLOAT
| EF_ARM_PIC
| EF_ARM_ALIGN8
| EF_ARM_NEW_ABI
| EF_ARM_OLD_ABI
| EF_ARM_SOFT_FLOAT
| EF_ARM_VFP_FLOAT
| EF_ARM_MAVERICK_FLOAT
| EF_ARM_SYMSARESORTED
| EF_ARM_DYNSYMSUSESEGIDX
| EF_ARM_MAPSYMSFIRST
| EF_ARM_EABIMASK
| EF_ARM_BE8
| EF_ARM_LE8)) == 0);
}
/* Check for the simple reloc types. */
int
arm_reloc_simple_types (Ebl *ebl __attribute__ ((unused)),
const int **rel8_types, const int **rel4_types)
{
static const int rel8[] = { 0 };
static const int rel4[] = { R_ARM_ABS32, 0 };
*rel8_types = rel8;
*rel4_types = rel4;
return 0;
}
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