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/* BFD support for the ARM processor
Copyright 1994 Free Software Foundation, Inc.
Contributed by Richard Earnshaw (rwe@pegasus.esprit.ec.org)
This file is part of BFD, the Binary File Descriptor library.
This program 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; either version 2 of the License, or
(at your option) any later version.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include "bfd.h"
#include "sysdep.h"
#include "libbfd.h"
/* This routine is provided two arch_infos and works out which ARM
machine which would be compatible with both and returns a pointer
to its info structure */
static const bfd_arch_info_type *
compatible (a,b)
const bfd_arch_info_type * a;
const bfd_arch_info_type * b;
{
/* For now keep things real simple - insist on matching architecture types */
return (a->arch != b->arch || a->mach != b->mach ) ? NULL : a ;
}
static struct
{
enum bfd_architecture arch;
char * name;
}
processors[] =
{
{ bfd_mach_arm_2, "arm2" },
{ bfd_mach_arm_2a, "arm250" },
{ bfd_mach_arm_2a, "arm3" },
{ bfd_mach_arm_3, "arm6" },
{ bfd_mach_arm_3, "arm60" },
{ bfd_mach_arm_3, "arm600" },
{ bfd_mach_arm_3, "arm610" },
{ bfd_mach_arm_3, "arm7" },
{ bfd_mach_arm_3, "arm710" },
{ bfd_mach_arm_3, "arm7500" },
{ bfd_mach_arm_3, "arm7d" },
{ bfd_mach_arm_3, "arm7di" },
{ bfd_mach_arm_3M, "arm7dm" },
{ bfd_mach_arm_3M, "arm7dmi" },
{ bfd_mach_arm_4, "arm8" },
{ bfd_mach_arm_4, "arm810" },
{ bfd_mach_arm_4, "sa1" },
{ bfd_mach_arm_4T, "arm7tdmi" }
};
static boolean
scan (info, string)
const struct bfd_arch_info * info;
const char * string;
{
int i;
/* First test for an exact match */
if (strcasecmp (string, info->printable_name) == 0)
return true;
/* Next check for a processor name instead of an Architecture name */
for (i = sizeof (processors) / sizeof (processors[0]); i--;)
{
if (strcasecmp (string, processors[ i ].name) == 0)
break;
}
if (i != -1 && info->arch == processors[ i ].arch)
return true;
/* Finally check for the default architecture */
if (strcasecmp (string, "arm") == 0)
return info->the_default;
return false;
}
#define N(number, print, default, next) \
{ 32, 32, 8, bfd_arch_arm, number, "arm", print, 4, default, compatible, scan, next }
static const bfd_arch_info_type arch_info_struct[] =
{
N( bfd_mach_arm_2, "ARMv2", false, & arch_info_struct[1] ),
N( bfd_mach_arm_2a, "ARMv2a", false, & arch_info_struct[2] ),
N( bfd_mach_arm_3, "ARMv3", false, & arch_info_struct[3] ),
N( bfd_mach_arm_4, "ARMv4", false, & arch_info_struct[4] ),
N( bfd_mach_arm_4T, "ARMv4T", false, NULL )
};
const bfd_arch_info_type bfd_arm_arch =
N( bfd_mach_arm_3M, "ARMv3M", true, & arch_info_struct[0] );
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