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
  24 #include <ctype.h>
  25
  26 static boolean scan PARAMS ((const struct bfd_arch_info *, const char *));
  27
  28 static boolean
  29 scan (info, string)
  30      const struct bfd_arch_info * info;
  31      const char * string;
  32 {
  33   const char *ptr_src;
  34   const char *ptr_tst;
  35   unsigned long number;
  36   enum bfd_architecture arch;
  37
  38   /* First test for an exact match.  */
  39   if (strcasecmp (string, info->printable_name) == 0)
  40     return true;
  41
  42   /* See how much of the supplied string matches with the
  43      architecture, eg the string m68k:68020 would match the m68k entry
  44      up to the :, then we get left with the machine number.  */
  45   for (ptr_src = string, ptr_tst = info->arch_name;
  46        *ptr_src && *ptr_tst;
  47        ptr_src++, ptr_tst++)
  48     if (*ptr_src != *ptr_tst)
  49       break;
  50
  51   /* Chewed up as much of the architecture as will match;
  52      if there is a colon present skip it.  */
  53   if (*ptr_src == ':')
  54     ptr_src ++;
  55
  56   if (*ptr_src == 0)
  57     /* Nothing more, then only keep this one if it is
  58        the default machine for this architecture.  */
  59     return info->the_default;
  60
  61   number = 0;
  62   while (isdigit ((unsigned char) *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_v850ea: arch = bfd_arch_v850; break;
  72     default:
  73       return false;
  74     }
  75
  76   if (arch != info->arch)
  77     return false;
  78
  79   if (number != info->mach)
  80     return false;
  81
  82   return true;
  83 }
  84
  85 #define N(number, print, default, next)  \
  86 {  32, 32, 8, bfd_arch_v850, number, "v850", print, 2, default, \
  87      bfd_default_compatible, scan, next }
  88
  89 #define NEXT NULL
  90
  91 static const bfd_arch_info_type arch_info_struct[] =
  92 {
  93   N (bfd_mach_v850e,  "v850e",  false, & arch_info_struct[1]),
  94   N (bfd_mach_v850ea, "v850ea", false, NULL)
  95 };
  96
  97 #undef  NEXT
  98 #define NEXT & arch_info_struct[0]
  99
 100 const bfd_arch_info_type bfd_v850_arch =
 101   N (bfd_mach_v850, "v850", true, NEXT);