/* BFD library support routines for the Z800n architecture.
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/* BFD library support routines for the Z800n architecture.
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Copyright 1992, 1993, 1994, 2000, 2001 Free Software Foundation, Inc.
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Copyright 1992, 1993, 1994, 2000, 2001 Free Software Foundation, Inc.
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Hacked by Steve Chamberlain of Cygnus Support.
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Hacked by Steve Chamberlain of Cygnus Support.
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This file is part of BFD, the Binary File Descriptor library.
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This file is part of BFD, the Binary File Descriptor library.
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This program is free software; you can redistribute it and/or modify
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#include "bfd.h"
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#include "bfd.h"
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#include "sysdep.h"
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#include "sysdep.h"
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#include "libbfd.h"
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#include "libbfd.h"
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static const bfd_arch_info_type *compatible
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static const bfd_arch_info_type *compatible
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PARAMS ((const bfd_arch_info_type *, const bfd_arch_info_type *));
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PARAMS ((const bfd_arch_info_type *, const bfd_arch_info_type *));
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#if 0 /* not used currently */
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#if 0 /* not used currently */
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/*
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/*
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Relocations for the Z8K
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Relocations for the Z8K
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*/
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*/
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static bfd_reloc_status_type
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static bfd_reloc_status_type
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howto16_callback (abfd, reloc_entry, symbol_in, data,
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howto16_callback (abfd, reloc_entry, symbol_in, data,
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ignore_input_section, ignore_bfd)
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ignore_input_section, ignore_bfd)
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bfd *abfd;
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bfd *abfd;
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arelent *reloc_entry;
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arelent *reloc_entry;
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struct symbol_cache_entry *symbol_in;
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struct symbol_cache_entry *symbol_in;
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PTR data;
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PTR data;
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asection *ignore_input_section;
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asection *ignore_input_section;
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bfd *ignore_bfd;
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bfd *ignore_bfd;
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{
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{
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long relocation = 0;
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long relocation = 0;
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bfd_vma addr = reloc_entry->address;
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bfd_vma addr = reloc_entry->address;
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long x = bfd_get_16 (abfd, (bfd_byte *) data + addr);
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long x = bfd_get_16 (abfd, (bfd_byte *) data + addr);
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HOWTO_PREPARE (relocation, symbol_in);
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HOWTO_PREPARE (relocation, symbol_in);
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x = (x + relocation + reloc_entry->addend);
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x = (x + relocation + reloc_entry->addend);
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bfd_put_16 (abfd, x, (bfd_byte *) data + addr);
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bfd_put_16 (abfd, x, (bfd_byte *) data + addr);
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return bfd_reloc_ok;
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return bfd_reloc_ok;
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}
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}
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static bfd_reloc_status_type
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static bfd_reloc_status_type
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howto8_callback (abfd, reloc_entry, symbol_in, data,
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howto8_callback (abfd, reloc_entry, symbol_in, data,
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ignore_input_section, ignore_bfd)
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ignore_input_section, ignore_bfd)
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bfd *abfd;
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bfd *abfd;
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arelent *reloc_entry;
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arelent *reloc_entry;
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struct symbol_cache_entry *symbol_in;
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struct symbol_cache_entry *symbol_in;
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PTR data;
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PTR data;
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asection *ignore_input_section;
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asection *ignore_input_section;
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bfd *ignore_bfd;
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bfd *ignore_bfd;
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{
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{
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long relocation = 0;
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long relocation = 0;
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bfd_vma addr = reloc_entry->address;
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bfd_vma addr = reloc_entry->address;
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long x = bfd_get_8 (abfd, (bfd_byte *) data + addr);
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long x = bfd_get_8 (abfd, (bfd_byte *) data + addr);
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HOWTO_PREPARE (relocation, symbol_in);
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HOWTO_PREPARE (relocation, symbol_in);
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x = (x + relocation + reloc_entry->addend);
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x = (x + relocation + reloc_entry->addend);
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bfd_put_8 (abfd, x, (bfd_byte *) data + addr);
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bfd_put_8 (abfd, x, (bfd_byte *) data + addr);
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return bfd_reloc_ok;
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return bfd_reloc_ok;
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}
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}
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static bfd_reloc_status_type
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static bfd_reloc_status_type
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howto8_FFnn_callback (abfd, reloc_entry, symbol_in, data,
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howto8_FFnn_callback (abfd, reloc_entry, symbol_in, data,
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ignore_input_section, ignore_bfd)
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ignore_input_section, ignore_bfd)
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bfd *abfd;
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bfd *abfd;
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arelent *reloc_entry;
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arelent *reloc_entry;
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struct symbol_cache_entry *symbol_in;
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struct symbol_cache_entry *symbol_in;
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PTR data;
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PTR data;
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asection *ignore_input_section;
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asection *ignore_input_section;
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bfd *ignore_bfd;
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bfd *ignore_bfd;
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{
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{
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long relocation = 0;
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long relocation = 0;
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bfd_vma addr = reloc_entry->address;
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bfd_vma addr = reloc_entry->address;
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long x = bfd_get_8 (abfd, (bfd_byte *) data + addr);
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long x = bfd_get_8 (abfd, (bfd_byte *) data + addr);
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abort ();
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abort ();
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HOWTO_PREPARE (relocation, symbol_in);
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HOWTO_PREPARE (relocation, symbol_in);
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x = (x + relocation + reloc_entry->addend);
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x = (x + relocation + reloc_entry->addend);
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bfd_put_8 (abfd, x, (bfd_byte *) data + addr);
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bfd_put_8 (abfd, x, (bfd_byte *) data + addr);
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return bfd_reloc_ok;
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return bfd_reloc_ok;
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}
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}
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static bfd_reloc_status_type
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static bfd_reloc_status_type
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howto8_pcrel_callback (abfd, reloc_entry, symbol_in, data,
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howto8_pcrel_callback (abfd, reloc_entry, symbol_in, data,
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ignore_input_section, ignore_bfd)
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ignore_input_section, ignore_bfd)
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bfd *abfd;
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bfd *abfd;
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arelent *reloc_entry;
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arelent *reloc_entry;
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struct symbol_cache_entry *symbol_in;
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struct symbol_cache_entry *symbol_in;
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PTR data;
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PTR data;
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asection *ignore_input_section;
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asection *ignore_input_section;
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bfd *ignore_bfd;
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bfd *ignore_bfd;
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{
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{
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long relocation = 0;
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long relocation = 0;
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bfd_vma addr = reloc_entry->address;
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bfd_vma addr = reloc_entry->address;
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long x = bfd_get_8 (abfd, (bfd_byte *) data + addr);
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long x = bfd_get_8 (abfd, (bfd_byte *) data + addr);
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abort ();
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abort ();
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HOWTO_PREPARE (relocation, symbol_in);
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HOWTO_PREPARE (relocation, symbol_in);
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x = (x + relocation + reloc_entry->addend);
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x = (x + relocation + reloc_entry->addend);
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bfd_put_8 (abfd, x, (bfd_byte *) data + addr);
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bfd_put_8 (abfd, x, (bfd_byte *) data + addr);
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return bfd_reloc_ok;
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return bfd_reloc_ok;
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}
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}
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static reloc_howto_type howto_16
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static reloc_howto_type howto_16
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= NEWHOWTO (howto16_callback, "abs16", 1, false, false);
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= NEWHOWTO (howto16_callback, "abs16", 1, false, false);
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static reloc_howto_type howto_8
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static reloc_howto_type howto_8
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= NEWHOWTO (howto8_callback, "abs8", 0, false, false);
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= NEWHOWTO (howto8_callback, "abs8", 0, false, false);
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static reloc_howto_type howto_8_FFnn
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static reloc_howto_type howto_8_FFnn
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= NEWHOWTO (howto8_FFnn_callback, "ff00+abs8", 0, false, false);
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= NEWHOWTO (howto8_FFnn_callback, "ff00+abs8", 0, false, false);
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static reloc_howto_type howto_8_pcrel
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static reloc_howto_type howto_8_pcrel
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= NEWHOWTO (howto8_pcrel_callback, "pcrel8", 0, false, true);
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= NEWHOWTO (howto8_pcrel_callback, "pcrel8", 0, false, true);
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static reloc_howto_type *
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static reloc_howto_type *
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local_bfd_reloc_type_lookup (arch, code)
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local_bfd_reloc_type_lookup (arch, code)
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const struct bfd_arch_info *arch;
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const struct bfd_arch_info *arch;
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bfd_reloc_code_real_type code;
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bfd_reloc_code_real_type code;
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{
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{
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switch (code)
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switch (code)
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{
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{
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case BFD_RELOC_16:
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case BFD_RELOC_16:
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return &howto_16;
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return &howto_16;
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case BFD_RELOC_8_FFnn:
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case BFD_RELOC_8_FFnn:
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return &howto_8_FFnn;
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return &howto_8_FFnn;
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case BFD_RELOC_8:
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case BFD_RELOC_8:
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return &howto_8;
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return &howto_8;
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case BFD_RELOC_8_PCREL:
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case BFD_RELOC_8_PCREL:
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return &howto_8_pcrel;
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return &howto_8_pcrel;
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default:
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default:
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return (reloc_howto_type *) NULL;
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return (reloc_howto_type *) NULL;
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}
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}
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}
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}
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#endif
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#endif
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/* This routine is provided two arch_infos and returns whether
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/* This routine is provided two arch_infos and returns whether
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they'd be compatible */
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they'd be compatible */
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static const bfd_arch_info_type *
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static const bfd_arch_info_type *
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compatible (a, b)
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compatible (a, b)
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const bfd_arch_info_type *a;
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const bfd_arch_info_type *a;
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const bfd_arch_info_type *b;
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const bfd_arch_info_type *b;
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{
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{
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if (a->arch != b->arch || a->mach != b->mach)
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if (a->arch != b->arch || a->mach != b->mach)
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return NULL;
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return NULL;
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return a;
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return a;
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}
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}
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static const bfd_arch_info_type arch_info_struct[] =
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static const bfd_arch_info_type arch_info_struct[] =
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{
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{
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{ 32, 16, 8, bfd_arch_z8k, bfd_mach_z8002, "z8k", "z8002", 1, false,
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{ 32, 16, 8, bfd_arch_z8k, bfd_mach_z8002, "z8k", "z8002", 1, false,
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compatible, bfd_default_scan, 0 }
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compatible, bfd_default_scan, 0 }
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};
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};
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const bfd_arch_info_type bfd_z8k_arch =
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const bfd_arch_info_type bfd_z8k_arch =
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{
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{
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32, 32, 8, bfd_arch_z8k, bfd_mach_z8001, "z8k", "z8001", 1, true,
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32, 32, 8, bfd_arch_z8k, bfd_mach_z8001, "z8k", "z8001", 1, true,
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compatible, bfd_default_scan, &arch_info_struct[0]
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compatible, bfd_default_scan, &arch_info_struct[0]
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};
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};
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