bfd/cpu-powerpc.c

   1 /* BFD PowerPC CPU definition
   2    Copyright (C) 1994-2019 Free Software Foundation, Inc.
   3    Contributed by Ian Lance Taylor, Cygnus Support.
   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 3 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,
  20    MA 02110-1301, USA.  */
  21
  22 #include "sysdep.h"
  23 #include "bfd.h"
  24 #include "libbfd.h"
  25
  26 /* The common PowerPC architecture is compatible with the RS/6000.  */
  27
  28 static const bfd_arch_info_type *
  29 powerpc_compatible (const bfd_arch_info_type *a,
  30                     const bfd_arch_info_type *b)
  31 {
  32   BFD_ASSERT (a->arch == bfd_arch_powerpc);
  33   switch (b->arch)
  34     {
  35     default:
  36       return NULL;
  37     case bfd_arch_powerpc:
  38       if (a->mach == bfd_mach_ppc_vle && b->bits_per_word == 32)
  39         return a;
  40       if (b->mach == bfd_mach_ppc_vle && a->bits_per_word == 32)
  41         return b;
  42       return bfd_default_compatible (a, b);
  43     case bfd_arch_rs6000:
  44       if (b->mach == bfd_mach_rs6k)
  45         return a;
  46       return NULL;
  47     }
  48   /*NOTREACHED*/
  49 }
  50
  51 #define N(BITS, NUMBER, PRINT, DEFAULT, NEXT)           \
  52   {                                                     \
  53     BITS,      /* Bits in a word.  */                   \
  54     BITS,      /* Bits in an address.  */               \
  55     8,         /* Bits in a byte.  */                   \
  56     bfd_arch_powerpc,                                   \
  57     NUMBER,                                             \
  58     "powerpc",                                          \
  59     PRINT,                                              \
  60     3,          /* Section alignment power.  */         \
  61     DEFAULT,                                            \
  62     powerpc_compatible,                                 \
  63     bfd_default_scan,                                   \
  64     bfd_arch_default_fill,                              \
  65     NEXT,                                               \
  66     0 /* Maximum offset of a reloc from the start of an insn.  */ \
  67   }
  68
  69 const bfd_arch_info_type bfd_powerpc_archs[] =
  70 {
  71 #if BFD_DEFAULT_TARGET_SIZE == 64
  72   /* Default for 64 bit target.  */
  73   N (64, bfd_mach_ppc64, "powerpc:common64", TRUE, bfd_powerpc_archs + 1),
  74   /* elf32-ppc:ppc_elf_object_p relies on the default 32 bit arch
  75      being immediately after the 64 bit default.  */
  76   N (32, bfd_mach_ppc, "powerpc:common", FALSE, bfd_powerpc_archs + 2),
  77 #else
  78   /* Default arch must come first.  */
  79   N (32, bfd_mach_ppc, "powerpc:common", TRUE, bfd_powerpc_archs + 1),
  80   /* elf64-ppc:ppc64_elf_object_p relies on the default 64 bit arch
  81      being immediately after the 32 bit default.  */
  82   N (64, bfd_mach_ppc64, "powerpc:common64", FALSE, bfd_powerpc_archs + 2),
  83 #endif
  84   N (32, bfd_mach_ppc_603,      "powerpc:603",     FALSE, bfd_powerpc_archs + 3),
  85   N (32, bfd_mach_ppc_ec603e,   "powerpc:EC603e",  FALSE, bfd_powerpc_archs + 4),
  86   N (32, bfd_mach_ppc_604,      "powerpc:604",     FALSE, bfd_powerpc_archs + 5),
  87   N (32, bfd_mach_ppc_403,      "powerpc:403",     FALSE, bfd_powerpc_archs + 6),
  88   N (32, bfd_mach_ppc_601,      "powerpc:601",     FALSE, bfd_powerpc_archs + 7),
  89   N (64, bfd_mach_ppc_620,      "powerpc:620",     FALSE, bfd_powerpc_archs + 8),
  90   N (64, bfd_mach_ppc_630,      "powerpc:630",     FALSE, bfd_powerpc_archs + 9),
  91   N (64, bfd_mach_ppc_a35,      "powerpc:a35",     FALSE, bfd_powerpc_archs + 10),
  92   N (64, bfd_mach_ppc_rs64ii,   "powerpc:rs64ii",  FALSE, bfd_powerpc_archs + 11),
  93   N (64, bfd_mach_ppc_rs64iii,  "powerpc:rs64iii", FALSE, bfd_powerpc_archs + 12),
  94   N (32, bfd_mach_ppc_7400,     "powerpc:7400",    FALSE, bfd_powerpc_archs + 13),
  95   N (32, bfd_mach_ppc_e500,     "powerpc:e500",    FALSE, bfd_powerpc_archs + 14),
  96   N (32, bfd_mach_ppc_e500mc,   "powerpc:e500mc",  FALSE, bfd_powerpc_archs + 15),
  97   N (64, bfd_mach_ppc_e500mc64, "powerpc:e500mc64",FALSE, bfd_powerpc_archs + 16),
  98   N (32, bfd_mach_ppc_860,      "powerpc:MPC8XX",  FALSE, bfd_powerpc_archs + 17),
  99   N (32, bfd_mach_ppc_750,      "powerpc:750",     FALSE, bfd_powerpc_archs + 18),
 100   N (32, bfd_mach_ppc_titan,    "powerpc:titan",   FALSE, bfd_powerpc_archs + 19),
 101
 102   {
 103     16, /* Bits in a word.  */
 104     32, /* Bits in an address.  */
 105     8,  /* Bits in a byte.  */
 106     bfd_arch_powerpc,
 107     bfd_mach_ppc_vle,
 108     "powerpc",
 109     "powerpc:vle",
 110     3,
 111     FALSE, /* Not the default.  */
 112     powerpc_compatible,
 113     bfd_default_scan,
 114     bfd_arch_default_fill,
 115     bfd_powerpc_archs + 20,
 116     0 /* Maximum offset of a reloc from the start of an insn.  */
 117   },
 118
 119   N (64, bfd_mach_ppc_e5500, "powerpc:e5500", FALSE, bfd_powerpc_archs + 21),
 120   N (64, bfd_mach_ppc_e6500, "powerpc:e6500", FALSE, NULL)
 121 };