Commit | Line | Data |
---|---|---|
252b5132 | 1 | /* BFD support for the ARM processor |
e2fd756b | 2 | Copyright 1994, 1997, 1999, 2000, 2002 Free Software Foundation, Inc. |
252b5132 RH |
3 | Contributed by Richard Earnshaw (rwe@pegasus.esprit.ec.org) |
4 | ||
e2fd756b | 5 | This file is part of BFD, the Binary File Descriptor library. |
252b5132 | 6 | |
e2fd756b NC |
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. | |
252b5132 | 11 | |
e2fd756b NC |
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. | |
252b5132 | 16 | |
e2fd756b NC |
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. */ | |
252b5132 RH |
20 | |
21 | #include "bfd.h" | |
22 | #include "sysdep.h" | |
23 | #include "libbfd.h" | |
24 | ||
e2fd756b | 25 | static const bfd_arch_info_type * compatible |
252b5132 | 26 | PARAMS ((const bfd_arch_info_type *, const bfd_arch_info_type *)); |
e2fd756b NC |
27 | static boolean scan |
28 | PARAMS ((const struct bfd_arch_info *, const char *)); | |
252b5132 RH |
29 | |
30 | /* This routine is provided two arch_infos and works out which ARM | |
31 | machine which would be compatible with both and returns a pointer | |
e2fd756b | 32 | to its info structure. */ |
252b5132 RH |
33 | |
34 | static const bfd_arch_info_type * | |
35 | compatible (a,b) | |
36 | const bfd_arch_info_type * a; | |
37 | const bfd_arch_info_type * b; | |
38 | { | |
e2fd756b | 39 | /* If a & b are for different architecture we can do nothing. */ |
252b5132 RH |
40 | if (a->arch != b->arch) |
41 | return NULL; | |
42 | ||
e2fd756b | 43 | /* If a & b are for the same machine then all is well. */ |
252b5132 RH |
44 | if (a->mach == b->mach) |
45 | return a; | |
46 | ||
e2fd756b NC |
47 | /* Otherwise if either a or b is the 'default' machine |
48 | then it can be polymorphed into the other. */ | |
252b5132 RH |
49 | if (a->the_default) |
50 | return b; | |
71f6b586 | 51 | |
252b5132 RH |
52 | if (b->the_default) |
53 | return a; | |
54 | ||
e2fd756b NC |
55 | /* So far all newer ARM architecture cores are |
56 | supersets of previous cores. */ | |
252b5132 RH |
57 | if (a->mach < b->mach) |
58 | return b; | |
59 | else if (a->mach > b->mach) | |
60 | return a; | |
61 | ||
e2fd756b | 62 | /* Never reached! */ |
252b5132 RH |
63 | return NULL; |
64 | } | |
65 | ||
66 | static struct | |
67 | { | |
e2fd756b NC |
68 | unsigned int mach; |
69 | char * name; | |
252b5132 RH |
70 | } |
71 | processors[] = | |
72 | { | |
73 | { bfd_mach_arm_2, "arm2" }, | |
74 | { bfd_mach_arm_2a, "arm250" }, | |
75 | { bfd_mach_arm_2a, "arm3" }, | |
76 | { bfd_mach_arm_3, "arm6" }, | |
77 | { bfd_mach_arm_3, "arm60" }, | |
78 | { bfd_mach_arm_3, "arm600" }, | |
79 | { bfd_mach_arm_3, "arm610" }, | |
80 | { bfd_mach_arm_3, "arm7" }, | |
81 | { bfd_mach_arm_3, "arm710" }, | |
82 | { bfd_mach_arm_3, "arm7500" }, | |
83 | { bfd_mach_arm_3, "arm7d" }, | |
84 | { bfd_mach_arm_3, "arm7di" }, | |
85 | { bfd_mach_arm_3M, "arm7dm" }, | |
86 | { bfd_mach_arm_3M, "arm7dmi" }, | |
478d07d6 | 87 | { bfd_mach_arm_4T, "arm7tdmi" }, |
252b5132 RH |
88 | { bfd_mach_arm_4, "arm8" }, |
89 | { bfd_mach_arm_4, "arm810" }, | |
478d07d6 NC |
90 | { bfd_mach_arm_4, "arm9" }, |
91 | { bfd_mach_arm_4, "arm920" }, | |
92 | { bfd_mach_arm_4T, "arm920t" }, | |
93 | { bfd_mach_arm_4T, "arm9tdmi" }, | |
252b5132 | 94 | { bfd_mach_arm_4, "sa1" }, |
478d07d6 NC |
95 | { bfd_mach_arm_4, "strongarm"}, |
96 | { bfd_mach_arm_4, "strongarm110" }, | |
97 | { bfd_mach_arm_4, "strongarm1100" }, | |
077b8428 | 98 | { bfd_mach_arm_XScale, "xscale" } |
252b5132 RH |
99 | }; |
100 | ||
71f6b586 | 101 | static boolean |
252b5132 RH |
102 | scan (info, string) |
103 | const struct bfd_arch_info * info; | |
104 | const char * string; | |
105 | { | |
106 | int i; | |
107 | ||
e2fd756b | 108 | /* First test for an exact match. */ |
252b5132 RH |
109 | if (strcasecmp (string, info->printable_name) == 0) |
110 | return true; | |
111 | ||
e2fd756b | 112 | /* Next check for a processor name instead of an Architecture name. */ |
252b5132 RH |
113 | for (i = sizeof (processors) / sizeof (processors[0]); i--;) |
114 | { | |
e2fd756b | 115 | if (strcasecmp (string, processors [i].name) == 0) |
252b5132 RH |
116 | break; |
117 | } | |
118 | ||
e2fd756b | 119 | if (i != -1 && info->mach == processors [i].mach) |
252b5132 RH |
120 | return true; |
121 | ||
e2fd756b | 122 | /* Finally check for the default architecture. */ |
252b5132 RH |
123 | if (strcasecmp (string, "arm") == 0) |
124 | return info->the_default; | |
71f6b586 | 125 | |
252b5132 RH |
126 | return false; |
127 | } | |
128 | ||
252b5132 RH |
129 | #define N(number, print, default, next) \ |
130 | { 32, 32, 8, bfd_arch_arm, number, "arm", print, 4, default, compatible, scan, next } | |
131 | ||
132 | static const bfd_arch_info_type arch_info_struct[] = | |
71f6b586 | 133 | { |
e2fd756b NC |
134 | N (bfd_mach_arm_2, "armv2", false, & arch_info_struct[1]), |
135 | N (bfd_mach_arm_2a, "armv2a", false, & arch_info_struct[2]), | |
136 | N (bfd_mach_arm_3, "armv3", false, & arch_info_struct[3]), | |
137 | N (bfd_mach_arm_3M, "armv3m", false, & arch_info_struct[4]), | |
138 | N (bfd_mach_arm_4, "armv4", false, & arch_info_struct[5]), | |
139 | N (bfd_mach_arm_4T, "armv4t", false, & arch_info_struct[6]), | |
140 | N (bfd_mach_arm_5, "armv5", false, & arch_info_struct[7]), | |
141 | N (bfd_mach_arm_5T, "armv5t", false, & arch_info_struct[8]), | |
142 | N (bfd_mach_arm_5TE, "armv5te", false, & arch_info_struct[9]), | |
143 | N (bfd_mach_arm_XScale, "xscale", false, NULL) | |
252b5132 RH |
144 | }; |
145 | ||
146 | const bfd_arch_info_type bfd_arm_arch = | |
e2fd756b | 147 | N (0, "arm", true, & arch_info_struct[0]); |