cpu-rs6000.c revision 84865
1/* BFD back-end for rs6000 support 2 Copyright 1990, 1991, 1993, 1995, 2000 Free Software Foundation, Inc. 3 FIXME: Can someone provide a transliteration of this name into ASCII? 4 Using the following chars caused a compiler warning on HIUX (so I replaced 5 them with octal escapes), and isn't useful without an understanding of what 6 character set it is. 7 Written by Mimi Ph\373\364ng-Th\345o V\365 of IBM 8 and John Gilmore of Cygnus Support. 9 10This file is part of BFD, the Binary File Descriptor library. 11 12This program is free software; you can redistribute it and/or modify 13it under the terms of the GNU General Public License as published by 14the Free Software Foundation; either version 2 of the License, or 15(at your option) any later version. 16 17This program is distributed in the hope that it will be useful, 18but WITHOUT ANY WARRANTY; without even the implied warranty of 19MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 20GNU General Public License for more details. 21 22You should have received a copy of the GNU General Public License 23along with this program; if not, write to the Free Software 24Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ 25 26#include "bfd.h" 27#include "sysdep.h" 28#include "libbfd.h" 29 30/* The RS/6000 architecture is compatible with the PowerPC common 31 architecture. */ 32 33static const bfd_arch_info_type *rs6000_compatible 34 PARAMS ((const bfd_arch_info_type *, const bfd_arch_info_type *)); 35 36static const bfd_arch_info_type * 37rs6000_compatible (a,b) 38 const bfd_arch_info_type *a; 39 const bfd_arch_info_type *b; 40{ 41 BFD_ASSERT (a->arch == bfd_arch_rs6000); 42 switch (b->arch) 43 { 44 default: 45 return NULL; 46 case bfd_arch_rs6000: 47 return bfd_default_compatible (a, b); 48 case bfd_arch_powerpc: 49 if (b->mach == 0) 50 return b; 51 return NULL; 52 } 53 /*NOTREACHED*/ 54} 55 56static const bfd_arch_info_type arch_info_struct[] = 57{ 58 { 59 32, /* 32 bits in a word */ 60 32, /* 32 bits in an address */ 61 8, /* 8 bits in a byte */ 62 bfd_arch_rs6000, 63 bfd_mach_rs6k_rs1, 64 "rs6000", 65 "rs6000:rs1", 66 3, 67 false, /* not the default */ 68 rs6000_compatible, 69 bfd_default_scan, 70 &arch_info_struct[1] 71 }, 72 { 73 32, /* 32 bits in a word */ 74 32, /* 32 bits in an address */ 75 8, /* 8 bits in a byte */ 76 bfd_arch_rs6000, 77 bfd_mach_rs6k_rsc, 78 "rs6000", 79 "rs6000:rsc", 80 3, 81 false, /* not the default */ 82 rs6000_compatible, 83 bfd_default_scan, 84 &arch_info_struct[2] 85 }, 86 { 87 32, /* 32 bits in a word */ 88 32, /* 32 bits in an address */ 89 8, /* 8 bits in a byte */ 90 bfd_arch_rs6000, 91 bfd_mach_rs6k_rs2, 92 "rs6000", 93 "rs6000:rs2", 94 3, 95 false, /* not the default */ 96 rs6000_compatible, 97 bfd_default_scan, 98 0 99 } 100}; 101 102const bfd_arch_info_type bfd_rs6000_arch = 103 { 104 32, /* 32 bits in a word */ 105 32, /* 32 bits in an address */ 106 8, /* 8 bits in a byte */ 107 bfd_arch_rs6000, 108 bfd_mach_rs6k, /* POWER common architecture */ 109 "rs6000", 110 "rs6000:6000", 111 3, 112 true, /* the default */ 113 rs6000_compatible, 114 bfd_default_scan, 115 &arch_info_struct[0] 116 }; 117