bfd/cpu-v850.c

   1 /* BFD support for the NEC V850 processor
   2    Copyright 1996, 1997, 1998, 2000, 2001 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 #include "safe-ctype.h"
  24
  25 static boolean scan PARAMS ((const struct bfd_arch_info *, const char *));
  26
  27 static boolean
  28 scan (info, string)
  29      const struct bfd_arch_info * info;
  30      const char * string;
  31 {
  32   const char *ptr_src;
  33   const char *ptr_tst;
  34   unsigned long number;
  35   enum bfd_architecture arch;
  36
  37   /* First test for an exact match.  */
  38   if (strcasecmp (string, info->printable_name) == 0)
  39     return true;
  40
  41   /* See how much of the supplied string matches with the
  42      architecture, eg the string m68k:68020 would match the m68k entry
  43      up to the :, then we get left with the machine number.  */
  44   for (ptr_src = string, ptr_tst = info->arch_name;
  45        *ptr_src && *ptr_tst;
  46        ptr_src++, ptr_tst++)
  47     if (*ptr_src != *ptr_tst)
  48       break;
  49
  50   /* Chewed up as much of the architecture as will match;
  51      if there is a colon present skip it.  */
  52   if (*ptr_src == ':')
  53     ptr_src ++;
  54
  55   if (*ptr_src == 0)
  56     /* Nothing more, then only keep this one if it is
  57        the default machine for this architecture.  */
  58     return info->the_default;
  59
  60   number = 0;
  61   while (ISDIGIT (*ptr_src))
  62     {
  63       number = number * 10 + * ptr_src  - '0';
  64       ptr_src ++;
  65     }
  66
  67   switch (number)
  68     {
  69     case bfd_mach_v850e:  arch = bfd_arch_v850; break;
  70     case bfd_mach_v850ea: arch = bfd_arch_v850; break;
  71     default:
  72       return false;
  73     }
  74
  75   if (arch != info->arch)
  76     return false;
  77
  78   if (number != info->mach)
  79     return false;
  80
  81   return true;
  82 }
  83
  84 #define N(number, print, default, next)  \
  85 {  32, 32, 8, bfd_arch_v850, number, "v850", print, 2, default, \
  86      bfd_default_compatible, scan, next }
  87
  88 #define NEXT NULL
  89
  90 static const bfd_arch_info_type arch_info_struct[] =
  91 {
  92   N (bfd_mach_v850e,  "v850e",  false, & arch_info_struct[1]),
  93   N (bfd_mach_v850ea, "v850ea", false, NULL)
  94 };
  95
  96 #undef  NEXT
  97 #define NEXT & arch_info_struct[0]
  98
  99 const bfd_arch_info_type bfd_v850_arch =
 100   N (bfd_mach_v850, "v850", true, NEXT);