bfd/cpu-i370.c

   1 /* BFD i370 CPU definition
   2    Copyright (C) 1994, 95, 96, 98, 99, 2000 Free Software Foundation, Inc.
   3    Contributed by Ian Lance Taylor, Cygnus Support.
   4    Hacked by Linas Vepstas <linas@linas.org> in 1998, 1999
   5
   6 This file is part of BFD, the Binary File Descriptor library.
   7
   8 This program is free software; you can redistribute it and/or modify
   9 it under the terms of the GNU General Public License as published by
  10 the Free Software Foundation; either version 2 of the License, or
  11 (at your option) any later version.
  12
  13 This program is distributed in the hope that it will be useful,
  14 but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 GNU General Public License for more details.
  17
  18 You should have received a copy of the GNU General Public License
  19 along with this program; if not, write to the Free Software
  20 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  21
  22 #include "bfd.h"
  23 #include "sysdep.h"
  24 #include "libbfd.h"
  25
  26 /* The common i360/370 architecture comes in many forms  */
  27
  28 static const bfd_arch_info_type *i370_compatible
  29   PARAMS ((const bfd_arch_info_type *, const bfd_arch_info_type *));
  30
  31 static const bfd_arch_info_type *
  32 i370_compatible (a, b)
  33      const bfd_arch_info_type *a;
  34      const bfd_arch_info_type *b;
  35 {
  36   BFD_ASSERT (a->arch == bfd_arch_i370);
  37   switch (b->arch)
  38     {
  39     default:
  40       return NULL;
  41     case bfd_arch_i370:
  42       return bfd_default_compatible (a, b);
  43     }
  44   /*NOTREACHED*/
  45 }
  46
  47 static const bfd_arch_info_type arch_info_struct[] =
  48 {
  49   /* hack alert: old old machines are really 16 and 24 bit arch ... */
  50   {
  51     32, /* 32 bits in a word */
  52     32, /* 32 bits in an address */
  53     8,  /* 8 bits in a byte */
  54     bfd_arch_i370,
  55     360, /* for the 360 */
  56     "i370",
  57     "i370:360",
  58     3,
  59     false, /* not the default */
  60     i370_compatible,
  61     bfd_default_scan,
  62     &arch_info_struct[1]
  63   },
  64   {
  65     32, /* 32 bits in a word */
  66     32, /* 32 bits in an address */
  67     8,  /* 8 bits in a byte */
  68     bfd_arch_i370,
  69     370, /* for the 370 */
  70     "i370",
  71     "i370:370",
  72     3,
  73     false, /* not the default */
  74     i370_compatible,
  75     bfd_default_scan,
  76     0
  77   },
  78 };
  79
  80 const bfd_arch_info_type bfd_i370_arch =
  81   {
  82     32, /* 32 bits in a word */
  83     32, /* 32 bits in an address */
  84     8,  /* 8 bits in a byte */
  85     bfd_arch_i370,
  86     0,  /* for the 360/370 common architecture */
  87     "i370",
  88     "i370:common",
  89     3,
  90     true, /* the default */
  91     i370_compatible,
  92     bfd_default_scan,
  93     &arch_info_struct[0]
  94   };