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/* BFD back-end for rs6000 support
Copyright (C) 1990-2023 Free Software Foundation, Inc.
Written by Mimi Phuong-Thao Vo of IBM
and John Gilmore of Cygnus Support.
This file is part of BFD, the Binary File Descriptor library.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
#include "sysdep.h"
#include "bfd.h"
#include "libbfd.h"
/* The RS/6000 architecture is compatible with the PowerPC common
architecture. */
static const bfd_arch_info_type *
rs6000_compatible (const bfd_arch_info_type *a,
const bfd_arch_info_type *b)
{
BFD_ASSERT (a->arch == bfd_arch_rs6000);
switch (b->arch)
{
default:
return NULL;
case bfd_arch_rs6000:
return bfd_default_compatible (a, b);
case bfd_arch_powerpc:
if (a->mach == bfd_mach_rs6k)
return b;
return NULL;
}
/*NOTREACHED*/
}
#define N(NUMBER, PRINT, DEFAULT, NEXT) \
{ \
32, /* Bits in a word. */ \
32, /* Bits in an address. */ \
8, /* Bits in a byte. */ \
bfd_arch_rs6000, \
NUMBER, \
"rs6000", \
PRINT, \
3, /* Section alignment power. */ \
DEFAULT, \
rs6000_compatible, \
bfd_default_scan, \
bfd_arch_default_fill, \
NEXT, \
0 /* Maximum offset of a reloc from the start of an insn. */ \
}
static const bfd_arch_info_type arch_info_struct[3] =
{
N (bfd_mach_rs6k_rs1, "rs6000:rs1", false, arch_info_struct + 1),
N (bfd_mach_rs6k_rsc, "rs6000:rsc", false, arch_info_struct + 2),
N (bfd_mach_rs6k_rs2, "rs6000:rs2", false, NULL)
};
const bfd_arch_info_type bfd_rs6000_arch =
N (bfd_mach_rs6k, "rs6000:6000", true, arch_info_struct + 0);
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