cpu-sh.c

来自「基于4个mips核的noc设计」· C语言 代码 · 共 161 行

/* BFD library support routines for the Hitachi-SH architecture.
   Copyright 1993, 1994, 1997, 1998, 2000 Free Software Foundation, Inc.
   Hacked by Steve Chamberlain 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 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 boolean
scan_mach (info, string)
     const struct bfd_arch_info *info;
     const char *string;
{
  if (strcasecmp (info->printable_name, string) == 0)
    return true;
  return false;
}

#if 0
/* This routine is provided two arch_infos and returns whether
   they'd be compatible */

static const bfd_arch_info_type *
compatible (a,b)
     const bfd_arch_info_type *a;
     const bfd_arch_info_type *b;
{
  if (a->arch != b->arch || a->mach != b->mach)
   return NULL;
  return a;
}
#endif

#define SH_NEXT      &arch_info_struct[0]
#define SH2_NEXT     &arch_info_struct[1]
#define SH_DSP_NEXT  &arch_info_struct[2]
#define SH3_NEXT     &arch_info_struct[3]
#define SH3_DSP_NEXT &arch_info_struct[4]
#define SH3E_NEXT    &arch_info_struct[5]
#define SH4_NEXT     NULL

static const bfd_arch_info_type arch_info_struct[] =
{
  {
    32,				/* 32 bits in a word */
    32,				/* 32 bits in an address */
    8,				/* 8 bits in a byte */
    bfd_arch_sh,
    bfd_mach_sh2,
    "sh",			/* arch_name  */
    "sh2",			/* printable name */
    1,
    false,			/* not the default */
    bfd_default_compatible,
    scan_mach,
    SH2_NEXT
  },
  {
    32,				/* 32 bits in a word */
    32,				/* 32 bits in an address */
    8,				/* 8 bits in a byte */
    bfd_arch_sh,
    bfd_mach_sh_dsp,
    "sh",			/* arch_name  */
    "sh-dsp",			/* printable name */
    1,
    false,			/* not the default */
    bfd_default_compatible,
    scan_mach,
    SH_DSP_NEXT
  },
  {
    32,				/* 32 bits in a word */
    32,				/* 32 bits in an address */
    8,				/* 8 bits in a byte */
    bfd_arch_sh,
    bfd_mach_sh3,
    "sh",			/* arch_name  */
    "sh3",			/* printable name */
    1,
    false,			/* not the default */
    bfd_default_compatible,
    scan_mach,
    SH3_NEXT
  },
  {
    32,				/* 32 bits in a word */
    32,				/* 32 bits in an address */
    8,				/* 8 bits in a byte */
    bfd_arch_sh,
    bfd_mach_sh3_dsp,
    "sh",			/* arch_name  */
    "sh3-dsp",			/* printable name */
    1,
    false,			/* not the default */
    bfd_default_compatible,
    scan_mach,
    SH3_DSP_NEXT
  },
  {
    32,				/* 32 bits in a word */
    32,				/* 32 bits in an address */
    8,				/* 8 bits in a byte */
    bfd_arch_sh,
    bfd_mach_sh3e,
    "sh",			/* arch_name  */
    "sh3e",			/* printable name */
    1,
    false,			/* not the default */
    bfd_default_compatible,
    scan_mach,
    SH3E_NEXT
  },
  {
    32,				/* 32 bits in a word */
    32,				/* 32 bits in an address */
    8,				/* 8 bits in a byte */
    bfd_arch_sh,
    bfd_mach_sh4,
    "sh",			/* arch_name  */
    "sh4",			/* printable name */
    1,
    false,			/* not the default */
    bfd_default_compatible,
    scan_mach,
    SH4_NEXT
  },
};

const bfd_arch_info_type bfd_sh_arch =
{
  32,				/* 32 bits in a word */
  32,				/* 32 bits in an address */
  8,				/* 8 bits in a byte */
  bfd_arch_sh,
  bfd_mach_sh,
  "sh",				/* arch_name  */
  "sh",				/* printable name */
  1,
  true,				/* the default machine */
  bfd_default_compatible,
  scan_mach,
  SH_NEXT
};