bfd/cpu-powerpc.c

   1 /* BFD PowerPC CPU definition
   2    Copyright (C) 1994, 1995, 1996 Free Software Foundation, Inc.
   3    Contributed by Ian Lance Taylor, Cygnus Support.
   4
   5 This file is part of BFD, the Binary File Descriptor library.
   6
   7 This program is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2 of the License, or
  10 (at your option) any later version.
  11
  12 This program is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with this program; if not, write to the Free Software
  19 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  20
  21 #include "bfd.h"
  22 #include "sysdep.h"
  23 #include "libbfd.h"
  24
  25 /* The common PowerPC architecture is compatible with the RS/6000.  */
  26
  27 static const bfd_arch_info_type *powerpc_compatible
  28   PARAMS ((const bfd_arch_info_type *, const bfd_arch_info_type *));
  29
  30 static const bfd_arch_info_type *
  31 powerpc_compatible (a,b)
  32      const bfd_arch_info_type *a;
  33      const bfd_arch_info_type *b;
  34 {
  35   BFD_ASSERT (a->arch == bfd_arch_powerpc);
  36   switch (b->arch)
  37     {
  38     default:
  39       return NULL;
  40     case bfd_arch_powerpc:
  41       return bfd_default_compatible (a, b);
  42     case bfd_arch_rs6000:
  43       if (a->mach == 0)
  44         return a;
  45       return NULL;
  46     }
  47   /*NOTREACHED*/
  48 }
  49
  50 static const bfd_arch_info_type arch_info_struct[] =
  51 {
  52   {
  53     32, /* 32 bits in a word */
  54     32, /* 32 bits in an address */
  55     8,  /* 8 bits in a byte */
  56     bfd_arch_powerpc,
  57     603, /* for the mpc603 */
  58     "powerpc",
  59     "powerpc:603",
  60     3,
  61     false, /* not the default */
  62     powerpc_compatible,
  63     bfd_default_scan,
  64     &arch_info_struct[1]
  65   },
  66   {
  67     32, /* 32 bits in a word */
  68     32, /* 32 bits in an address */
  69     8,  /* 8 bits in a byte */
  70     bfd_arch_powerpc,
  71     604, /* for the mpc604 */
  72     "powerpc",
  73     "powerpc:604",
  74     3,
  75     false, /* not the default */
  76     powerpc_compatible,
  77     bfd_default_scan,
  78     &arch_info_struct[2]
  79   },
  80   {
  81     32, /* 32 bits in a word */
  82     32, /* 32 bits in an address */
  83     8,  /* 8 bits in a byte */
  84     bfd_arch_powerpc,
  85     403, /* for the 403 */
  86     "powerpc",
  87     "powerpc:403",
  88     3,
  89     false, /* not the default */
  90     powerpc_compatible,
  91     bfd_default_scan,
  92     &arch_info_struct[3]
  93   },
  94   {
  95     32, /* 32 bits in a word */
  96     32, /* 32 bits in an address */
  97     8,  /* 8 bits in a byte */
  98     bfd_arch_powerpc,
  99     601, /* for the mpc601 */
 100     "powerpc",
 101     "powerpc:601",
 102     3,
 103     false, /* not the default */
 104     powerpc_compatible,
 105     bfd_default_scan,
 106     0
 107   }
 108 };
 109
 110 const bfd_arch_info_type bfd_powerpc_arch =
 111   {
 112     32, /* 32 bits in a word */
 113     32, /* 32 bits in an address */
 114     8,  /* 8 bits in a byte */
 115     bfd_arch_powerpc,
 116     0, /* for the POWER/PowerPC common architecture */
 117     "powerpc",
 118     "powerpc:common",
 119     3,
 120     true, /* the default */
 121     powerpc_compatible,
 122     bfd_default_scan,
 123     &arch_info_struct[0]
 124   };