/* BFD library support routines for the Hitachi H8/300 architecture.
- Copyright (C) 1990, 91, 92, 93, 94 Free Software Foundation, Inc.
+ Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 2000, 2001, 2002
+ Free Software Foundation, Inc.
Hacked by Steve Chamberlain of Cygnus Support.
This file is part of BFD, the Binary File Descriptor library.
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., 675 Mass Ave, Cambridge, MA 02139, USA. */
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include "bfd.h"
#include "sysdep.h"
#include "libbfd.h"
-#if 0 /* not used currently */
-/*
-Relocations for the H8
-
-*/
-static bfd_reloc_status_type
-howto16_callback (abfd, reloc_entry, symbol_in, data,
- ignore_input_section, ignore_bfd)
- bfd * abfd;
- arelent * reloc_entry;
- struct symbol_cache_entry *symbol_in;
- PTR data;
- asection * ignore_input_section;
- bfd * ignore_bfd;
-{
- long relocation = 0;
- bfd_vma addr = reloc_entry->address;
- long x = bfd_get_16 (abfd, (bfd_byte *) data + addr);
-
- HOWTO_PREPARE (relocation, symbol_in);
-
- x = (x + relocation + reloc_entry->addend);
-
- bfd_put_16 (abfd, x, (bfd_byte *) data + addr);
- return bfd_reloc_ok;
-}
-
-
-static bfd_reloc_status_type
-howto8_callback (abfd, reloc_entry, symbol_in, data,
- ignore_input_section, ignore_bfd)
- bfd * abfd;
- arelent * reloc_entry;
- struct symbol_cache_entry *symbol_in;
- PTR data;
- asection * ignore_input_section;
- bfd * ignore_bfd;
-{
- long relocation = 0;
- bfd_vma addr = reloc_entry->address;
- long x = bfd_get_8 (abfd, (bfd_byte *) data + addr);
-
- HOWTO_PREPARE (relocation, symbol_in);
-
- x = (x + relocation + reloc_entry->addend);
-
- bfd_put_8 (abfd, x, (bfd_byte *) data + addr);
- return bfd_reloc_ok;
-}
-
-
-static bfd_reloc_status_type
-howto8_FFnn_callback (abfd, reloc_entry, symbol_in, data,
- ignore_input_section, ignore_bfd)
- bfd * abfd;
- arelent * reloc_entry;
- struct symbol_cache_entry *symbol_in;
- PTR data;
- asection * ignore_input_section;
- bfd * ignore_bfd;
-{
- long relocation = 0;
- bfd_vma addr = reloc_entry->address;
-
- long x = bfd_get_8 (abfd, (bfd_byte *) data + addr);
- abort ();
- HOWTO_PREPARE (relocation, symbol_in);
-
- x = (x + relocation + reloc_entry->addend);
-
- bfd_put_8 (abfd, x, (bfd_byte *) data + addr);
- return bfd_reloc_ok;
-}
-
-static bfd_reloc_status_type
-howto8_pcrel_callback (abfd, reloc_entry, symbol_in, data,
- ignore_input_section, ignore_bfd)
- bfd * abfd;
- arelent * reloc_entry;
- struct symbol_cache_entry *symbol_in;
- PTR data;
- asection * ignore_input_section;
- bfd * ignore_bfd;
-{
- long relocation = 0;
- bfd_vma addr = reloc_entry->address;
- long x = bfd_get_8 (abfd, (bfd_byte *) data + addr);
- abort ();
- HOWTO_PREPARE (relocation, symbol_in);
-
- x = (x + relocation + reloc_entry->addend);
-
- bfd_put_8 (abfd, x, (bfd_byte *) data + addr);
- return bfd_reloc_ok;
-}
-
-static reloc_howto_type howto_16
-= NEWHOWTO (howto16_callback, "abs16", 1, false, false);
-static reloc_howto_type howto_8
-= NEWHOWTO (howto8_callback, "abs8", 0, false, false);
-
-static reloc_howto_type howto_8_FFnn
-= NEWHOWTO (howto8_FFnn_callback, "ff00+abs8", 0, false, false);
-
-static reloc_howto_type howto_8_pcrel
-= NEWHOWTO (howto8_pcrel_callback, "pcrel8", 0, false, true);
-
-static reloc_howto_type *
-local_bfd_reloc_type_lookup (arch, code)
- CONST struct bfd_arch_info *arch;
- bfd_reloc_code_real_type code;
-{
- switch (code)
- {
- case BFD_RELOC_16:
- return &howto_16;
- case BFD_RELOC_8_FFnn:
- return &howto_8_FFnn;
- case BFD_RELOC_8:
- return &howto_8;
- case BFD_RELOC_8_PCREL:
- return &howto_8_pcrel;
- default:
- return (reloc_howto_type *) NULL;
- }
- }
-#endif
-
-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;
+ const struct bfd_arch_info *info;
+ const char *string;
{
if (*string != 'h' && *string != 'H')
return false;
string++;
if (*string == '-')
string++;
+
+ /* In ELF linker scripts, we typically express the architecture/machine
+ as architecture:machine.
+
+ So if we've matched so far and encounter a colon, try to match the
+ string following the colon. */
+ if (*string == ':')
+ {
+ string++;
+ return h8300_scan (info, string);
+ }
+
if (*string == 'h' || *string == 'H')
{
return (info->mach == bfd_mach_h8300h);
}
+ else if (*string == 's' || *string == 'S')
+ {
+ return (info->mach == bfd_mach_h8300s);
+ }
else
{
return info->mach == bfd_mach_h8300;
}
}
+/* This routine is provided two arch_infos and works out the machine
+ which would be compatible with both and returns a pointer to its
+ info structure. */
-/* This routine is provided two arch_infos and works out the
- machine which would be compatible with both and returns a pointer
- to its info structure */
-
-static CONST bfd_arch_info_type *
+static const bfd_arch_info_type *
compatible (in, out)
- CONST bfd_arch_info_type * in;
- CONST bfd_arch_info_type * out;
+ const bfd_arch_info_type *in;
+ const bfd_arch_info_type *out;
{
- /* If the output is non-H and the input is -H, that's bad */
- if (in->mach == bfd_mach_h8300h &&
- out->mach == bfd_mach_h8300)
+ /* It's really not a good idea to mix and match modes. */
+ if (in->arch != out->arch || in->mach != out->mach)
return 0;
-
- /* If either is an -H, the answer is -H */
- if (in->mach == bfd_mach_h8300h)
+ else
return in;
- return out;
}
-static bfd_arch_info_type h8300_info_struct =
+static const bfd_arch_info_type h8300s_info_struct =
{
- 16, /* 16 bits in a word */
- 16, /* 16 bits in an address */
+ 32, /* 32 bits in a word */
+ 32, /* 32 bits in an address */
8, /* 8 bits in a byte */
bfd_arch_h8300,
- bfd_mach_h8300,
- "H8/300", /* arch_name */
- "H8/300", /* printable name */
+ bfd_mach_h8300s,
+ "h8300s", /* arch_name */
+ "h8300s", /* printable name */
1,
- true, /* the default machine */
+ false, /* the default machine */
compatible,
h8300_scan,
- 0,
-/* local_bfd_reloc_type_lookup, */
- 0,
+ 0
};
-
-static bfd_arch_info_type h8300h_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,
- "H8/300H", /* arch_name */
- "H8/300H", /* printable name */
+ "h8300h", /* arch_name */
+ "h8300h", /* printable name */
1,
false, /* the default machine */
compatible,
h8300_scan,
- 0,
-/* local_bfd_reloc_type_lookup, */
- 0,
+ &h8300s_info_struct
};
-void
-bfd_h8300_arch()
+const bfd_arch_info_type bfd_h8300_arch =
{
- bfd_arch_linkin (&h8300_info_struct);
- bfd_arch_linkin (&h8300h_info_struct);
-}
+ 16, /* 16 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 */
+ 1,
+ true, /* the default machine */
+ compatible,
+ h8300_scan,
+ &h8300h_info_struct
+};