-/* BFD library support routines for the Hitachi H8/300 architecture.
- Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 2000, 2001
+/* BFD library support routines for the Renesas H8/300 architecture.
+ Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 2000, 2001, 2002, 2003
Free Software Foundation, Inc.
Hacked by Steve Chamberlain of Cygnus Support.
-This file is part of BFD, the Binary File Descriptor library.
+ 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 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.
+ 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. */
+ 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"
-int bfd_default_scan_num_mach ();
-
-static boolean h8300_scan
- PARAMS ((const struct bfd_arch_info *, const char *));
-static const bfd_arch_info_type * compatible
- PARAMS ((const bfd_arch_info_type *, const bfd_arch_info_type *));
-
-static boolean
-h8300_scan (info, string)
- const struct bfd_arch_info *info;
- const char *string;
+static bfd_boolean
+h8300_scan (const struct bfd_arch_info *info, const char *string)
{
if (*string != 'h' && *string != 'H')
- return false;
+ return FALSE;
string++;
if (*string != '8')
- return false;
+ return FALSE;
string++;
if (*string == '/')
string++;
if (*string != '3')
- return false;
+ return FALSE;
string++;
if (*string != '0')
- return false;
+ return FALSE;
string++;
if (*string != '0')
- return false;
+ return FALSE;
string++;
if (*string == '-')
string++;
if (*string == 'h' || *string == 'H')
{
+ string++;
+ if (*string == 'n' || *string == 'N')
+ return (info->mach == bfd_mach_h8300hn);
+
return (info->mach == bfd_mach_h8300h);
}
else if (*string == 's' || *string == 'S')
{
+ string++;
+ if (*string == 'n' || *string == 'N')
+ return (info->mach == bfd_mach_h8300sn);
+
+ if (*string == 'x' || *string == 'X')
+ {
+ string++;
+ if (*string == 'n' || *string == 'N')
+ return (info->mach == bfd_mach_h8300sxn);
+
+ return (info->mach == bfd_mach_h8300sx);
+ }
+
return (info->mach == bfd_mach_h8300s);
}
else
- {
- return info->mach == bfd_mach_h8300;
- }
+ return info->mach == bfd_mach_h8300;
}
/* This routine is provided two arch_infos and works out the machine
info structure. */
static const bfd_arch_info_type *
-compatible (in, out)
- const bfd_arch_info_type *in;
- const bfd_arch_info_type *out;
+compatible (const bfd_arch_info_type *in, const bfd_arch_info_type *out)
{
+ if (in->arch != out->arch)
+ return 0;
+ if (in->mach == bfd_mach_h8300sx && out->mach == bfd_mach_h8300s)
+ return in;
+ if (in->mach == bfd_mach_h8300s && out->mach == bfd_mach_h8300sx)
+ return out;
+ if (in->mach == bfd_mach_h8300sxn && out->mach == bfd_mach_h8300sn)
+ return in;
+ if (in->mach == bfd_mach_h8300sn && out->mach == bfd_mach_h8300sxn)
+ return out;
/* It's really not a good idea to mix and match modes. */
if (in->mach != out->mach)
return 0;
return in;
}
-static const bfd_arch_info_type h8300_info_struct =
+static const bfd_arch_info_type h8300sxn_info_struct =
{
- 16, /* 16 bits in a word */
+ 32, /* 32 bits in a word */
16, /* 16 bits in an address */
8, /* 8 bits in a byte */
bfd_arch_h8300,
- bfd_mach_h8300,
- "h8300", /* arch_name */
- "h8300", /* printable name */
+ bfd_mach_h8300sxn,
+ "h8300sxn", /* arch_name */
+ "h8300sxn", /* printable name */
1,
- true, /* the default machine */
+ FALSE, /* the default machine */
compatible,
h8300_scan,
-#if 0
- local_bfd_reloc_type_lookup,
-#endif
- 0,
+ 0
};
-static const bfd_arch_info_type h8300h_info_struct =
+static const bfd_arch_info_type h8300sx_info_struct =
{
32, /* 32 bits in a word */
32, /* 32 bits in an address */
8, /* 8 bits in a byte */
bfd_arch_h8300,
+ bfd_mach_h8300sx,
+ "h8300sx", /* arch_name */
+ "h8300sx", /* printable name */
+ 1,
+ FALSE, /* the default machine */
+ compatible,
+ h8300_scan,
+ &h8300sxn_info_struct
+};
+
+static const bfd_arch_info_type h8300sn_info_struct =
+{
+ 32, /* 32 bits in a word. */
+ 16, /* 16 bits in an address. */
+ 8, /* 8 bits in a byte. */
+ bfd_arch_h8300,
+ bfd_mach_h8300sn,
+ "h8300sn", /* Architecture name. */
+ "h8300sn", /* Printable name. */
+ 1,
+ FALSE, /* The default machine. */
+ compatible,
+ h8300_scan,
+ &h8300sx_info_struct
+};
+
+static const bfd_arch_info_type h8300hn_info_struct =
+{
+ 32, /* 32 bits in a word. */
+ 16, /* 16 bits in an address. */
+ 8, /* 8 bits in a byte. */
+ bfd_arch_h8300,
+ bfd_mach_h8300hn,
+ "h8300hn", /* Architecture name. */
+ "h8300hn", /* Printable name. */
+ 1,
+ FALSE, /* The default machine. */
+ compatible,
+ h8300_scan,
+ &h8300sn_info_struct
+};
+
+static const bfd_arch_info_type h8300s_info_struct =
+{
+ 32, /* 32 bits in a word. */
+ 32, /* 32 bits in an address. */
+ 8, /* 8 bits in a byte. */
+ bfd_arch_h8300,
+ bfd_mach_h8300s,
+ "h8300s", /* Architecture name. */
+ "h8300s", /* Printable name. */
+ 1,
+ FALSE, /* The default machine. */
+ compatible,
+ h8300_scan,
+ & h8300hn_info_struct
+};
+
+static const bfd_arch_info_type h8300h_info_struct =
+{
+ 32, /* 32 bits in a word. */
+ 32, /* 32 bits in an address. */
+ 8, /* 8 bits in a byte. */
+ bfd_arch_h8300,
bfd_mach_h8300h,
- "h8300h", /* arch_name */
- "h8300h", /* printable name */
+ "h8300h", /* Architecture name. */
+ "h8300h", /* Printable name. */
1,
- false, /* the default machine */
+ FALSE, /* The default machine. */
compatible,
h8300_scan,
-#if 0
- local_bfd_reloc_type_lookup,
-#endif
- &h8300_info_struct,
+ &h8300s_info_struct
};
const bfd_arch_info_type bfd_h8300_arch =
{
- 32, /* 32 bits in a word */
- 32, /* 32 bits in an address */
- 8, /* 8 bits in a byte */
+ 16, /* 16 bits in a word. */
+ 16, /* 16 bits in an address. */
+ 8, /* 8 bits in a byte. */
bfd_arch_h8300,
- bfd_mach_h8300s,
- "h8300s", /* arch_name */
- "h8300s", /* printable name */
+ bfd_mach_h8300,
+ "h8300", /* Architecture name. */
+ "h8300", /* Printable name. */
1,
- false, /* the default machine */
+ TRUE, /* The default machine. */
compatible,
h8300_scan,
-#if 0
- local_bfd_reloc_type_lookup,
-#endif
- &h8300h_info_struct,
+ &h8300h_info_struct
};
+
+/* Pad the given address to 32 bits, converting 16-bit and 24-bit
+ addresses into the values they would have had on a h8s target. */
+
+bfd_vma
+bfd_h8300_pad_address (bfd *abfd, bfd_vma address)
+{
+ /* Cope with bfd_vma's larger than 32 bits. */
+ address &= 0xffffffffu;
+
+ switch (bfd_get_mach (abfd))
+ {
+ case bfd_mach_h8300:
+ case bfd_mach_h8300hn:
+ case bfd_mach_h8300sn:
+ case bfd_mach_h8300sxn:
+ /* Sign extend a 16-bit address. */
+ if (address >= 0x8000)
+ return address | 0xffff0000u;
+ return address;
+
+ case bfd_mach_h8300h:
+ /* Sign extend a 24-bit address. */
+ if (address >= 0x800000)
+ return address | 0xff000000u;
+ return address;
+
+ case bfd_mach_h8300s:
+ case bfd_mach_h8300sx:
+ return address;
+
+ default:
+ abort ();
+ }
+}