/* BFD library support routines for the blargCPU architecture.
   Copyright (c) 2005 Joshua Wise.
   
   Based on cpu-avr.c.

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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */

#include "bfd.h"
#include "sysdep.h"
#include "libbfd.h"

static const bfd_arch_info_type *compatible
  PARAMS ((const bfd_arch_info_type *, const bfd_arch_info_type *));

const bfd_arch_info_type bfd_blarg_arch =
{
  16,				/* 16 bits to the word */
  16,				/* 16 bits in an address */
  8,				/* 8 bits to the byte */
  bfd_arch_blarg,
  bfd_mach_blarg,
  "blarg",			/* arch_name */
  "blargCPU",		/* printable name */
  1,				/* section align power */
  TRUE,				/* the default machine */
  compatible,
  bfd_default_scan,
  NULL				/* next */
};

/* This routine is provided two arch_infos and works out which AVR
   machine which would be compatible with both and returns a pointer
   to its info structure.  */

static const bfd_arch_info_type *
compatible (a,b)
     const bfd_arch_info_type * a;
     const bfd_arch_info_type * b;
{
  /* If a & b are for different architectures we can do nothing.  */
  if (a->arch != b->arch)
    return NULL;
  
  /* So far all newer blarg architecture cores are supersets of previous
     cores.  */
  if (a->mach <= b->mach)
    return b;

  if (a->mach >= b->mach)
    return a;

  /* Never reached!  */
  return NULL;
}