| 1 | /* BFD back-end for rs6000 support |
| 2 | Copyright 1990, 1991, 1993, 1995, 2000, 2002, 2003, 2007 |
| 3 | Free Software Foundation, Inc. |
| 4 | Written by Mimi Phuong-Thao Vo of IBM |
| 5 | and John Gilmore of Cygnus Support. |
| 6 | |
| 7 | This file is part of BFD, the Binary File Descriptor library. |
| 8 | |
| 9 | This program is free software; you can redistribute it and/or modify |
| 10 | it under the terms of the GNU General Public License as published by |
| 11 | the Free Software Foundation; either version 3 of the License, or |
| 12 | (at your option) any later version. |
| 13 | |
| 14 | This program is distributed in the hope that it will be useful, |
| 15 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | GNU General Public License for more details. |
| 18 | |
| 19 | You should have received a copy of the GNU General Public License |
| 20 | along with this program; if not, write to the Free Software |
| 21 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
| 22 | MA 02110-1301, USA. */ |
| 23 | |
| 24 | #include "sysdep.h" |
| 25 | #include "bfd.h" |
| 26 | #include "libbfd.h" |
| 27 | |
| 28 | /* The RS/6000 architecture is compatible with the PowerPC common |
| 29 | architecture. */ |
| 30 | |
| 31 | static const bfd_arch_info_type *rs6000_compatible |
| 32 | PARAMS ((const bfd_arch_info_type *, const bfd_arch_info_type *)); |
| 33 | |
| 34 | static const bfd_arch_info_type * |
| 35 | rs6000_compatible (a,b) |
| 36 | const bfd_arch_info_type *a; |
| 37 | const bfd_arch_info_type *b; |
| 38 | { |
| 39 | BFD_ASSERT (a->arch == bfd_arch_rs6000); |
| 40 | switch (b->arch) |
| 41 | { |
| 42 | default: |
| 43 | return NULL; |
| 44 | case bfd_arch_rs6000: |
| 45 | return bfd_default_compatible (a, b); |
| 46 | case bfd_arch_powerpc: |
| 47 | if (a->mach == bfd_mach_rs6k) |
| 48 | return b; |
| 49 | return NULL; |
| 50 | } |
| 51 | /*NOTREACHED*/ |
| 52 | } |
| 53 | |
| 54 | static const bfd_arch_info_type arch_info_struct[] = |
| 55 | { |
| 56 | { |
| 57 | 32, /* 32 bits in a word */ |
| 58 | 32, /* 32 bits in an address */ |
| 59 | 8, /* 8 bits in a byte */ |
| 60 | bfd_arch_rs6000, |
| 61 | bfd_mach_rs6k_rs1, |
| 62 | "rs6000", |
| 63 | "rs6000:rs1", |
| 64 | 3, |
| 65 | FALSE, /* not the default */ |
| 66 | rs6000_compatible, |
| 67 | bfd_default_scan, |
| 68 | &arch_info_struct[1] |
| 69 | }, |
| 70 | { |
| 71 | 32, /* 32 bits in a word */ |
| 72 | 32, /* 32 bits in an address */ |
| 73 | 8, /* 8 bits in a byte */ |
| 74 | bfd_arch_rs6000, |
| 75 | bfd_mach_rs6k_rsc, |
| 76 | "rs6000", |
| 77 | "rs6000:rsc", |
| 78 | 3, |
| 79 | FALSE, /* not the default */ |
| 80 | rs6000_compatible, |
| 81 | bfd_default_scan, |
| 82 | &arch_info_struct[2] |
| 83 | }, |
| 84 | { |
| 85 | 32, /* 32 bits in a word */ |
| 86 | 32, /* 32 bits in an address */ |
| 87 | 8, /* 8 bits in a byte */ |
| 88 | bfd_arch_rs6000, |
| 89 | bfd_mach_rs6k_rs2, |
| 90 | "rs6000", |
| 91 | "rs6000:rs2", |
| 92 | 3, |
| 93 | FALSE, /* not the default */ |
| 94 | rs6000_compatible, |
| 95 | bfd_default_scan, |
| 96 | 0 |
| 97 | } |
| 98 | }; |
| 99 | |
| 100 | const bfd_arch_info_type bfd_rs6000_arch = |
| 101 | { |
| 102 | 32, /* 32 bits in a word */ |
| 103 | 32, /* 32 bits in an address */ |
| 104 | 8, /* 8 bits in a byte */ |
| 105 | bfd_arch_rs6000, |
| 106 | bfd_mach_rs6k, /* POWER common architecture */ |
| 107 | "rs6000", |
| 108 | "rs6000:6000", |
| 109 | 3, |
| 110 | TRUE, /* the default */ |
| 111 | rs6000_compatible, |
| 112 | bfd_default_scan, |
| 113 | &arch_info_struct[0] |
| 114 | }; |