xref: /openbsd-src/gnu/usr.bin/binutils/bfd/cpu-arc.c (revision b2ea75c1b17e1a9a339660e7ed45cd24946b230e)
1 /* BFD support for the ARC processor
2    Copyright 1994, 1995, 1997 Free Software Foundation, Inc.
3    Contributed by Doug Evans (dje@cygnus.com).
4 
5 This file is part of BFD, the Binary File Descriptor library.
6 
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
11 
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 GNU General Public License for more details.
16 
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
20 
21 #include "bfd.h"
22 #include "sysdep.h"
23 #include "libbfd.h"
24 
25 #define ARC(mach, print_name, default_p, next) \
26 {					\
27     32,	/* 32 bits in a word */		\
28     32,	/* 32 bits in an address */	\
29     8,	/* 8 bits in a byte */		\
30     bfd_arch_arc,			\
31     mach,				\
32     "arc",				\
33     print_name,				\
34     4, /* section alignment power */	\
35     default_p,				\
36     bfd_default_compatible, 		\
37     bfd_default_scan,			\
38     next,				\
39   }
40 
41 #if 0 /* ??? Not currently needed, but keep in for future reference.  */
42 static const bfd_arch_info_type arch_info_struct[] =
43 {
44   ARC (bfd_mach_arc_foo, "arc-foo", false, &arch_info_struct[1]),
45   ARC (bfd_mach_arc_bar, "arc-bar", false, 0),
46 };
47 #endif
48 
49 const bfd_arch_info_type bfd_arc_arch =
50   ARC (bfd_mach_arc_base, "arc-base", true, 0 /*&arch_info_struct[0]*/);
51 
52 /* Utility routines.  */
53 
54 /* Given cpu type NAME, return its bfd_mach_arc_xxx value.
55    Returns -1 if not found.  */
56 
57 int
58 arc_get_mach (name)
59      char *name;
60 {
61   const bfd_arch_info_type *p;
62 
63   for (p = &bfd_arc_arch; p != NULL; p = p->next)
64     {
65       /* +4: skip over "arc-" */
66       if (strcmp (name, p->printable_name + 4) == 0)
67 	return p->mach;
68     }
69   return -1;
70 }
71