1 /* BFD library support routines for the MSP architecture.
2    Copyright (C) 2002, 2003 Free Software Foundation, Inc.
3    Contributed by Dmitry Diky <diwil@mail.ru>
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., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
20 
21 #include "bfd.h"
22 #include "sysdep.h"
23 #include "libbfd.h"
24 
25 static const bfd_arch_info_type *compatible
26   PARAMS ((const bfd_arch_info_type *, const bfd_arch_info_type *));
27 
28 #define N(addr_bits, machine, print, default, next)		\
29 {								\
30   16,				/* 16 bits in a word.  */	\
31   addr_bits,			/* Bits in an address.  */	\
32   8,				/* 8 bits in a byte.  */	\
33   bfd_arch_msp430,						\
34   machine,			/* Machine number.  */		\
35   "msp430",			/* Architecture name.   */	\
36   print,			/* Printable name.  */		\
37   1,				/* Section align power.  */	\
38   default,			/* The default machine.  */	\
39   compatible,							\
40   bfd_default_scan,						\
41   next								\
42 }
43 
44 static const bfd_arch_info_type arch_info_struct[] =
45 {
46   /* msp430x11x.  */
47   N (16, bfd_mach_msp11, "msp:11", FALSE, & arch_info_struct[1]),
48 
49   /* msp430x11x1.  */
50   N (16, bfd_mach_msp110, "msp:110", FALSE, & arch_info_struct[2]),
51 
52   /* msp430x12x.  */
53   N (16, bfd_mach_msp12, "msp:12", FALSE, & arch_info_struct[3]),
54 
55   /* msp430x13x.  */
56   N (16, bfd_mach_msp13, "msp:13", FALSE, & arch_info_struct[4]),
57 
58   /* msp430x14x.  */
59   N (16, bfd_mach_msp14, "msp:14", FALSE, & arch_info_struct[5]),
60 
61   /* msp430x15x.  */
62   N (16, bfd_mach_msp15, "msp:15", FALSE, & arch_info_struct[6]),
63 
64   /* msp430x16x.  */
65   N (16, bfd_mach_msp16, "msp:16", FALSE, & arch_info_struct[7]),
66 
67   /* msp430x21x.  */
68   N (16, bfd_mach_msp21, "msp:21", FALSE, & arch_info_struct[8]),
69 
70   /* msp430x31x.  */
71   N (16, bfd_mach_msp31, "msp:31", FALSE, & arch_info_struct[9]),
72 
73   /* msp430x32x.  */
74   N (16, bfd_mach_msp32, "msp:32", FALSE, & arch_info_struct[10]),
75 
76   /* msp430x33x.  */
77   N (16, bfd_mach_msp33, "msp:33", FALSE, & arch_info_struct[11]),
78 
79   /* msp430x41x.  */
80   N (16, bfd_mach_msp41, "msp:41", FALSE, & arch_info_struct[12]),
81 
82   /* msp430x42x.  */
83   N (16, bfd_mach_msp42, "msp:42", FALSE, & arch_info_struct[13]),
84 
85   /* msp430x43x.  */
86   N (16, bfd_mach_msp43, "msp:43", FALSE, & arch_info_struct[14]),
87 
88   /* msp430x44x.  */
89   N (16, bfd_mach_msp43, "msp:44", FALSE, NULL)
90 };
91 
92 const bfd_arch_info_type bfd_msp430_arch =
93   N (16, bfd_mach_msp14, "msp:14", TRUE, & arch_info_struct[0]);
94 
95 /* This routine is provided two arch_infos and works out which MSP
96    machine which would be compatible with both and returns a pointer
97    to its info structure.  */
98 
99 static const bfd_arch_info_type *
100 compatible (a,b)
101      const bfd_arch_info_type * a;
102      const bfd_arch_info_type * b;
103 {
104   /* If a & b are for different architectures we can do nothing.  */
105   if (a->arch != b->arch)
106     return NULL;
107 
108   if (a->mach <= b->mach)
109     return b;
110 
111   return a;
112 }
113