bfd/cpu-v850.c

   1 /* BFD support for the NEC V850 processor
   2    Copyright 1996, 1997, 1998 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 #include <ctype.h>
  25
  26 static boolean
  27 scan (info, string)
  28      const struct bfd_arch_info * info;
  29      const char * string;
  30 {
  31   const char *ptr_src;
  32   const char *ptr_tst;
  33   unsigned long number;
  34   enum bfd_architecture arch;
  35
  36   /* First test for an exact match */
  37   if (strcasecmp (string, info->printable_name) == 0)
  38     return true;
  39
  40   /* See how much of the supplied string matches with the
  41      architecture, eg the string m68k:68020 would match the m68k entry
  42      up to the :, then we get left with the machine number */
  43
  44   for (ptr_src = string, ptr_tst = info->arch_name;
  45        *ptr_src && *ptr_tst;
  46        ptr_src++, ptr_tst++)
  47     {
  48       if (*ptr_src != *ptr_tst) break;
  49     }
  50
  51   /* Chewed up as much of the architecture as will match, skip any
  52      colons */
  53   if (*ptr_src == ':')
  54     ptr_src++;
  55
  56   if (*ptr_src == 0)
  57     {
  58       /* nothing more, then only keep this one if it is the default
  59          machine for this architecture */
  60       return info->the_default;
  61     }
  62
  63   number = 0;
  64   while (isdigit ((unsigned char) *ptr_src))
  65     {
  66       number = number * 10 + * ptr_src  - '0';
  67       ptr_src++;
  68     }
  69
  70   switch (number)
  71     {
  72     case bfd_mach_v850e:  arch = bfd_arch_v850; break;
  73     case bfd_mach_v850ea: arch = bfd_arch_v850; break;
  74     default:
  75       return false;
  76     }
  77
  78   if (arch != info->arch)
  79     return false;
  80
  81   if (number != info->mach)
  82     return false;
  83
  84   return true;
  85 }
  86
  87 #define N(number, print, default, next)  \
  88 {  32, 32, 8, bfd_arch_v850, number, "v850", print, 2, default, \
  89      bfd_default_compatible, scan, next }
  90
  91 #define NEXT NULL
  92
  93 static const bfd_arch_info_type arch_info_struct[] =
  94 {
  95   N (bfd_mach_v850e,  "v850e",  false, &arch_info_struct[1]),
  96   N (bfd_mach_v850ea, "v850ea", false, NULL)
  97 };
  98
  99 #undef NEXT
 100 #define NEXT &arch_info_struct[0]
 101
 102 const bfd_arch_info_type bfd_v850_arch =
 103   N (bfd_mach_v850, "v850", true, NEXT);