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/* BFD support for KVX.
Copyright (C) 2009-2024 Free Software Foundation, Inc.
Contributed by Kalray SA.
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; see the file COPYING3. If not,
see <http://www.gnu.org/licenses/>. */
#include "sysdep.h"
#include "bfd.h"
#include "libbfd.h"
/* This routine is provided two arch_infos and returns if machines
are compatible.
*/
static const bfd_arch_info_type *
kvx_compatible (const bfd_arch_info_type *a, const bfd_arch_info_type *b)
{
long amach = a->mach, bmach = b->mach;
/* If a & b are for different architecture we can do nothing. */
if (a->arch != b->arch)
return NULL;
if ((amach == bfd_mach_kv3_1_64 && bmach == bfd_mach_kv3_1_usr)
|| (amach == bfd_mach_kv3_2_64 && bmach == bfd_mach_kv3_2_usr))
return b;
if ((bmach == bfd_mach_kv3_1_64 && amach == bfd_mach_kv3_1_usr)
|| (bmach == bfd_mach_kv3_2_64 && amach == bfd_mach_kv3_2_usr))
return a;
/* Otherwise if either a or b is the 'default' machine
* then it can be polymorphed into the other.
* This will enable to execute merge_private_bfd_data
*/
if (a->the_default)
return b;
if (b->the_default)
return a;
/* We do not want to transmute some machine into another one */
if (amach != bmach)
return NULL;
/* If a & b are for the same machine then all is well. */
if (amach == bmach)
return a;
return NULL;
}
static bool
scan (const struct bfd_arch_info *info, const char *string)
{
/* First test for an exact match. */
if (strcasecmp (string, info->printable_name) == 0)
return true;
/* Finally check for the default architecture. */
if (strcasecmp (string, "kvx") == 0)
return info->the_default;
return false;
}
#define N(addr_bits, machine, print, default, next) \
{ \
32, /* 32 bits in a word. */ \
addr_bits, /* bits in an address. */ \
8, /* 8 bits in a byte. */ \
bfd_arch_kvx, \
machine, /* Machine number. */ \
"kvx", /* Architecture name. */ \
print, /* Printable name. */ \
4, /* Section align power. */ \
default, /* Is this the default ? */ \
kvx_compatible, \
scan, \
bfd_arch_default_fill, \
next, \
0 \
}
const bfd_arch_info_type bfd_kv4_1_usr_arch =
N (64 , bfd_mach_kv4_1_usr , "kvx:kv4-1:usr" , false , NULL);
const bfd_arch_info_type bfd_kv3_2_usr_arch =
N (64 , bfd_mach_kv3_2_usr , "kvx:kv3-2:usr" , false , &bfd_kv4_1_usr_arch);
const bfd_arch_info_type bfd_kv3_1_usr_arch =
N (64 , bfd_mach_kv3_1_usr , "kvx:kv3-1:usr" , false , &bfd_kv3_2_usr_arch);
const bfd_arch_info_type bfd_kv4_1_64_arch =
N (64 , bfd_mach_kv4_1_64 , "kvx:kv4-1:64" , false , &bfd_kv3_1_usr_arch);
const bfd_arch_info_type bfd_kv3_2_64_arch =
N (64 , bfd_mach_kv3_2_64 , "kvx:kv3-2:64" , false , &bfd_kv4_1_64_arch);
const bfd_arch_info_type bfd_kv3_1_64_arch =
N (64 , bfd_mach_kv3_1_64 , "kvx:kv3-1:64" , false , &bfd_kv3_2_64_arch);
const bfd_arch_info_type bfd_kv4_1_arch =
N (32 , bfd_mach_kv4_1 , "kvx:kv4-1" , false , &bfd_kv3_1_64_arch);
const bfd_arch_info_type bfd_kv3_2_arch =
N (32 , bfd_mach_kv3_2 , "kvx:kv3-2" , false , &bfd_kv4_1_arch);
const bfd_arch_info_type bfd_kvx_arch =
N (32 , bfd_mach_kv3_1 , "kvx:kv3-1" , true , &bfd_kv3_2_arch);
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