diff options
Diffstat (limited to 'contrib/gdb/bfd/coff-m68k.c')
-rw-r--r-- | contrib/gdb/bfd/coff-m68k.c | 203 |
1 files changed, 0 insertions, 203 deletions
diff --git a/contrib/gdb/bfd/coff-m68k.c b/contrib/gdb/bfd/coff-m68k.c deleted file mode 100644 index 77fb45b..0000000 --- a/contrib/gdb/bfd/coff-m68k.c +++ /dev/null @@ -1,203 +0,0 @@ -/* BFD back-end for Motorola 68000 COFF binaries. - Copyright 1990, 91, 92, 93, 94, 95, 1996 Free Software Foundation, Inc. - Written by 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" -#include "obstack.h" -#include "coff/m68k.h" -#include "coff/internal.h" -#include "libcoff.h" - -#ifndef LYNX_SPECIAL_FN -#define LYNX_SPECIAL_FN 0 -#endif - -#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (2) - -#ifndef COFF_PAGE_SIZE -/* The page size is a guess based on ELF. */ -#define COFF_PAGE_SIZE 0x2000 -#endif - -/* Clean up namespace. */ -#define m68kcoff_howto_table _bfd_m68kcoff_howto_table -#define m68k_rtype2howto _bfd_m68kcoff_rtype2howto -#define m68k_howto2rtype _bfd_m68kcoff_howto2rtype -#define m68k_reloc_type_lookup _bfd_m68kcoff_reloc_type_lookup - -#ifdef ONLY_DECLARE_RELOCS -extern reloc_howto_type m68kcoff_howto_table[]; -#else -reloc_howto_type m68kcoff_howto_table[] = -{ - HOWTO(R_RELBYTE, 0, 0, 8, false, 0, complain_overflow_bitfield, LYNX_SPECIAL_FN, "8", true, 0x000000ff,0x000000ff, false), - HOWTO(R_RELWORD, 0, 1, 16, false, 0, complain_overflow_bitfield, LYNX_SPECIAL_FN, "16", true, 0x0000ffff,0x0000ffff, false), - HOWTO(R_RELLONG, 0, 2, 32, false, 0, complain_overflow_bitfield, LYNX_SPECIAL_FN, "32", true, 0xffffffff,0xffffffff, false), - HOWTO(R_PCRBYTE, 0, 0, 8, true, 0, complain_overflow_signed, LYNX_SPECIAL_FN, "DISP8", true, 0x000000ff,0x000000ff, false), - HOWTO(R_PCRWORD, 0, 1, 16, true, 0, complain_overflow_signed, LYNX_SPECIAL_FN, "DISP16", true, 0x0000ffff,0x0000ffff, false), - HOWTO(R_PCRLONG, 0, 2, 32, true, 0, complain_overflow_signed, LYNX_SPECIAL_FN, "DISP32", true, 0xffffffff,0xffffffff, false), - HOWTO(R_RELLONG_NEG, 0, -2, 32, false, 0, complain_overflow_bitfield, LYNX_SPECIAL_FN, "-32", true, 0xffffffff,0xffffffff, false), -}; -#endif /* not ONLY_DECLARE_RELOCS */ - -#ifndef BADMAG -#define BADMAG(x) M68KBADMAG(x) -#endif -#define M68 1 /* Customize coffcode.h */ - -/* Turn a howto into a reloc number */ - -#ifdef ONLY_DECLARE_RELOCS -extern void m68k_rtype2howto PARAMS ((arelent *internal, int relocentry)); -extern int m68k_howto2rtype PARAMS ((reloc_howto_type *)); -extern reloc_howto_type *m68k_reloc_type_lookup - PARAMS ((bfd *, bfd_reloc_code_real_type)); -#else -void -m68k_rtype2howto(internal, relocentry) - arelent *internal; - int relocentry; -{ - switch (relocentry) - { - case R_RELBYTE: internal->howto = m68kcoff_howto_table + 0; break; - case R_RELWORD: internal->howto = m68kcoff_howto_table + 1; break; - case R_RELLONG: internal->howto = m68kcoff_howto_table + 2; break; - case R_PCRBYTE: internal->howto = m68kcoff_howto_table + 3; break; - case R_PCRWORD: internal->howto = m68kcoff_howto_table + 4; break; - case R_PCRLONG: internal->howto = m68kcoff_howto_table + 5; break; - case R_RELLONG_NEG: internal->howto = m68kcoff_howto_table + 6; break; - } -} - -int -m68k_howto2rtype (internal) - reloc_howto_type *internal; -{ - if (internal->pc_relative) - { - switch (internal->bitsize) - { - case 32: return R_PCRLONG; - case 16: return R_PCRWORD; - case 8: return R_PCRBYTE; - } - } - else - { - switch (internal->bitsize) - { - case 32: return R_RELLONG; - case 16: return R_RELWORD; - case 8: return R_RELBYTE; - } - } - return R_RELLONG; -} - -reloc_howto_type * -m68k_reloc_type_lookup (abfd, code) - bfd *abfd; - bfd_reloc_code_real_type code; -{ - switch (code) - { - default: return NULL; - case BFD_RELOC_8: return m68kcoff_howto_table + 0; - case BFD_RELOC_16: return m68kcoff_howto_table + 1; - case BFD_RELOC_CTOR: - case BFD_RELOC_32: return m68kcoff_howto_table + 2; - case BFD_RELOC_8_PCREL: return m68kcoff_howto_table + 3; - case BFD_RELOC_16_PCREL: return m68kcoff_howto_table + 4; - case BFD_RELOC_32_PCREL: return m68kcoff_howto_table + 5; - /* FIXME: There doesn't seem to be a code for R_RELLONG_NEG. */ - } - /*NOTREACHED*/ -} - -#endif /* not ONLY_DECLARE_RELOCS */ - -#define RTYPE2HOWTO(internal, relocentry) \ - m68k_rtype2howto(internal, (relocentry)->r_type) - -#define SELECT_RELOC(external, internal) \ - external.r_type = m68k_howto2rtype(internal); - -#define coff_bfd_reloc_type_lookup m68k_reloc_type_lookup - -#define coff_relocate_section _bfd_coff_generic_relocate_section - -#include "coffcode.h" - -const bfd_target -#ifdef TARGET_SYM - TARGET_SYM = -#else - m68kcoff_vec = -#endif -{ -#ifdef TARGET_NAME - TARGET_NAME, -#else - "coff-m68k", /* name */ -#endif - bfd_target_coff_flavour, - BFD_ENDIAN_BIG, /* data byte order is big */ - BFD_ENDIAN_BIG, /* header byte order is big */ - - (HAS_RELOC | EXEC_P | /* object flags */ - HAS_LINENO | HAS_DEBUG | - HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED), - - (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */ -#ifdef NAMES_HAVE_UNDERSCORE - '_', -#else - 0, /* leading underscore */ -#endif - '/', /* ar_pad_char */ - 15, /* ar_max_namelen */ - bfd_getb64, bfd_getb_signed_64, bfd_putb64, - bfd_getb32, bfd_getb_signed_32, bfd_putb32, - bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */ - bfd_getb64, bfd_getb_signed_64, bfd_putb64, - bfd_getb32, bfd_getb_signed_32, bfd_putb32, - bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */ - - {_bfd_dummy_target, coff_object_p, /* bfd_check_format */ - bfd_generic_archive_p, _bfd_dummy_target}, - {bfd_false, coff_mkobject, _bfd_generic_mkarchive, /* bfd_set_format */ - bfd_false}, - {bfd_false, coff_write_object_contents, /* bfd_write_contents */ - _bfd_write_archive_contents, bfd_false}, - - BFD_JUMP_TABLE_GENERIC (coff), - BFD_JUMP_TABLE_COPY (coff), - BFD_JUMP_TABLE_CORE (_bfd_nocore), - BFD_JUMP_TABLE_ARCHIVE (_bfd_archive_coff), - BFD_JUMP_TABLE_SYMBOLS (coff), - BFD_JUMP_TABLE_RELOCS (coff), - BFD_JUMP_TABLE_WRITE (coff), - BFD_JUMP_TABLE_LINK (coff), - BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), - - COFF_SWAP_TABLE - }; 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