bfd/cpu-v850.c

   1 /* BFD support for the NEC V850 processor
   2    Copyright 1994, 1995 Free Software Foundation, Inc.
   3
   4 This file is part of BFD, the Binary File Descriptor library.
   5
   6 This program is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2 of the License, or
   9 (at your option) any later version.
  10
  11 This program is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with this program; if not, write to the Free Software
  18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  19
  20 #include "bfd.h"
  21 #include "sysdep.h"
  22 #include "libbfd.h"
  23
  24 static boolean
  25 scan (info, string)
  26      const struct bfd_arch_info * info;
  27      const char * string;
  28 {
  29   const char *ptr_src;
  30   const char *ptr_tst;
  31   unsigned long number;
  32   enum bfd_architecture arch;
  33
  34   /* First test for an exact match */
  35   if (strcmp (string, info->printable_name) == 0)
  36     return true;
  37
  38   /* See how much of the supplied string matches with the
  39      architecture, eg the string m68k:68020 would match the m68k entry
  40      up to the :, then we get left with the machine number */
  41
  42   for (ptr_src = string, ptr_tst = info->arch_name;
  43        *ptr_src && *ptr_tst;
  44        ptr_src++, ptr_tst++)
  45     {
  46       if (*ptr_src != *ptr_tst) break;
  47     }
  48
  49   /* Chewed up as much of the architecture as will match, skip any
  50      colons */
  51   if (*ptr_src == ':')
  52     ptr_src++;
  53
  54   if (*ptr_src == 0)
  55     {
  56       /* nothing more, then only keep this one if it is the default
  57          machine for this architecture */
  58       return info->the_default;
  59     }
  60
  61   number = 0;
  62   while (isdigit (*ptr_src))
  63     {
  64       number = number * 10 + * ptr_src  - '0';
  65       ptr_src++;
  66     }
  67
  68   switch (number)
  69     {
  70     case bfd_mach_v850e:  arch = bfd_arch_v850; break;
  71     case bfd_mach_v850eq: arch = bfd_arch_v850; break;
  72
  73     default:
  74       return false;
  75     }
  76
  77   if (arch != info->arch)
  78     return false;
  79
  80   if (number != info->mach)
  81     return false;
  82
  83   return true;
  84 }
  85
  86
  87 static const bfd_arch_info_type arch_info_struct[2] =
  88 {
  89 /* start-sanitize-v850e */
  90   {
  91     32, /* 32 bits in a word */
  92     32, /* 32 bits in an address */
  93     8,  /* 8 bits in a byte */
  94     bfd_arch_v850,
  95     bfd_mach_v850e,
  96     "v850e",
  97     "v850e",
  98     2,
  99     false,
 100     bfd_default_compatible,
 101     scan,
 102     & arch_info_struct[ 1 ],
 103   },
 104 /* end-sanitize-v850e */
 105 /* start-sanitize-v850eq */
 106   {
 107     32, /* 32 bits in a word */
 108     32, /* 32 bits in an address */
 109     8,  /* 8 bits in a byte */
 110     bfd_arch_v850,
 111     bfd_mach_v850eq,
 112     "v850eq",
 113     "v850eq",
 114     2,
 115     false,
 116     bfd_default_compatible,
 117     scan,
 118     0,
 119   }
 120 /* end-sanitize-v850eq */
 121 };
 122
 123 const bfd_arch_info_type bfd_v850_arch =
 124   {
 125     32, /* 32 bits in a word */
 126     32, /* 32 bits in an address */
 127     8,  /* 8 bits in a byte */
 128     bfd_arch_v850,
 129     0,  /* only 1 machine */
 130     "v850",
 131     "plain v850",
 132     2,
 133     true, /* the default */
 134     bfd_default_compatible,
 135     scan ,
 136     & arch_info_struct[ 0 ],
 137   };