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46686c7839
architecture variant in the BFD and COFF structures. This goes towards fixing PRs 11709 and 11326 and will integrate with future updates to LD and GCC.
109 lines
3.3 KiB
C
109 lines
3.3 KiB
C
/* BFD support for the ARM processor
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Copyright 1994 Free Software Foundation, Inc.
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Contributed by Richard Earnshaw (rwe@pegasus.esprit.ec.org)
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This file is part of BFD, the Binary File Descriptor library.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#include "bfd.h"
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#include "sysdep.h"
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#include "libbfd.h"
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/* This routine is provided two arch_infos and works out which ARM
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machine which would be compatible with both and returns a pointer
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to its info structure */
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static const bfd_arch_info_type *
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compatible (a,b)
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const bfd_arch_info_type * a;
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const bfd_arch_info_type * b;
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{
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/* For now keep things real simple - insist on matching architecture types */
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return (a->arch != b->arch || a->mach != b->mach ) ? NULL : a ;
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}
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static struct
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{
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enum bfd_architecture arch;
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char * name;
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}
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processors[] =
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{
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{ bfd_mach_arm_2, "arm2" },
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{ bfd_mach_arm_2a, "arm250" },
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{ bfd_mach_arm_2a, "arm3" },
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{ bfd_mach_arm_3, "arm6" },
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{ bfd_mach_arm_3, "arm60" },
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{ bfd_mach_arm_3, "arm600" },
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{ bfd_mach_arm_3, "arm610" },
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{ bfd_mach_arm_3, "arm7" },
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{ bfd_mach_arm_3, "arm710" },
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{ bfd_mach_arm_3, "arm7500" },
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{ bfd_mach_arm_3, "arm7d" },
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{ bfd_mach_arm_3, "arm7di" },
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{ bfd_mach_arm_3M, "arm7dm" },
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{ bfd_mach_arm_3M, "arm7dmi" },
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{ bfd_mach_arm_4, "arm8" },
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{ bfd_mach_arm_4, "arm810" },
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{ bfd_mach_arm_4, "sa1" },
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{ bfd_mach_arm_4T, "arm7tdmi" }
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};
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static boolean
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scan (info, string)
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const struct bfd_arch_info * info;
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const char * string;
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{
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int i;
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/* First test for an exact match */
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if (strcasecmp (string, info->printable_name) == 0)
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return true;
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/* Next check for a processor name instead of an Architecture name */
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for (i = sizeof (processors) / sizeof (processors[0]); i--;)
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{
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if (strcasecmp (string, processors[ i ].name) == 0)
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break;
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}
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if (i != -1 && info->arch == processors[ i ].arch)
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return true;
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/* Finally check for the default architecture */
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if (strcasecmp (string, "arm") == 0)
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return info->the_default;
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return false;
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}
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#define N(number, print, default, next) \
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{ 32, 32, 8, bfd_arch_arm, number, "arm", print, 4, default, compatible, scan, next }
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static const bfd_arch_info_type arch_info_struct[] =
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{
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N( bfd_mach_arm_2, "ARMv2", false, & arch_info_struct[1] ),
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N( bfd_mach_arm_2a, "ARMv2a", false, & arch_info_struct[2] ),
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N( bfd_mach_arm_3, "ARMv3", false, & arch_info_struct[3] ),
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N( bfd_mach_arm_4, "ARMv4", false, & arch_info_struct[4] ),
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N( bfd_mach_arm_4T, "ARMv4T", false, NULL )
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};
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const bfd_arch_info_type bfd_arm_arch =
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N( bfd_mach_arm_3M, "ARMv3M", true, & arch_info_struct[0] );
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