19990502 sourceware importbinu_ss_19990502

1 files changed, 161 insertions, 0 deletions

diff --git a/bfd/coff-apollo.c b/bfd/coff-apollo.c
new file mode 100644
index 0000000..253ec89
--- /dev/null
+++ b/bfd/coff-apollo.c
@@ -0,0 +1,161 @@
+/* BFD back-end for Apollo 68000 COFF binaries.
+   Copyright 1990, 91, 92, 93, 94, 95, 1997 Free Software Foundation, Inc.
+   By Troy Rollo (troy@cbme.unsw.edu.au)
+   Based on m68k standard COFF version 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 "coff/apollo.h"
+#include "coff/internal.h"
+#include "libcoff.h"
+
+#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3)
+
+#ifdef ONLY_DECLARE_RELOCS
+extern reloc_howto_type apollocoff_howto_table[];
+#else
+reloc_howto_type apollocoff_howto_table[] = 
+{
+  HOWTO(R_RELBYTE,	       0,  0,  	8,  false, 0, complain_overflow_bitfield, 0, "8",	true, 0x000000ff,0x000000ff, false),
+  HOWTO(R_RELWORD,	       0,  1, 	16, false, 0, complain_overflow_bitfield, 0, "16",	true, 0x0000ffff,0x0000ffff, false),
+  HOWTO(R_RELLONG,	       0,  2, 	32, false, 0, complain_overflow_bitfield, 0, "32",	true, 0xffffffff,0xffffffff, false),
+  HOWTO(R_PCRBYTE,	       0,  0, 	8,  true,  0, complain_overflow_signed, 0, "DISP8",    true, 0x000000ff,0x000000ff, false),
+  HOWTO(R_PCRWORD,	       0,  1, 	16, true,  0, complain_overflow_signed, 0, "DISP16",   true, 0x0000ffff,0x0000ffff, false),
+  HOWTO(R_PCRLONG,	       0,  2, 	32, true,  0, complain_overflow_signed, 0, "DISP32",   true, 0xffffffff,0xffffffff, false),
+  HOWTO(R_RELLONG_NEG,	       0,  -2, 	32, false, 0, complain_overflow_bitfield, 0, "-32",	true, 0xffffffff,0xffffffff, false),
+};
+#endif /* not ONLY_DECLARE_RELOCS */
+
+#ifndef BADMAG
+#define BADMAG(x) M68KBADMAG(x)
+#endif
+#define APOLLO_M68 1		/* Customize coffcode.h */
+
+/* Turn a howto into a reloc number */
+
+#ifdef ONLY_DECLARE_RELOCS
+extern void apollo_rtype2howto PARAMS ((arelent *internal, int relocentry));
+extern int apollo_howto2rtype PARAMS ((reloc_howto_type *));
+#else
+void
+apollo_rtype2howto(internal, relocentry)
+     arelent *internal;
+     int relocentry;
+{
+  switch (relocentry) 
+  {
+   case R_RELBYTE:	internal->howto = apollocoff_howto_table + 0; break;
+   case R_RELWORD:	internal->howto = apollocoff_howto_table + 1; break;
+   case R_RELLONG:	internal->howto = apollocoff_howto_table + 2; break;
+   case R_PCRBYTE:	internal->howto = apollocoff_howto_table + 3; break;
+   case R_PCRWORD:	internal->howto = apollocoff_howto_table + 4; break;
+   case R_PCRLONG:	internal->howto = apollocoff_howto_table + 5; break;
+   case R_RELLONG_NEG:	internal->howto = apollocoff_howto_table + 6; break;
+  }
+}
+
+int 
+apollo_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;    
+}
+#endif /* not ONLY_DECLARE_RELOCS */
+
+#define RTYPE2HOWTO(internal, relocentry) \
+  apollo_rtype2howto(internal, (relocentry)->r_type)
+
+#define SELECT_RELOC(external, internal) \
+  external.r_type = apollo_howto2rtype(internal);
+
+#include "coffcode.h"
+
+const bfd_target 
+#ifdef TARGET_SYM
+  TARGET_SYM =
+#else
+  apollocoff_vec =
+#endif
+{
+#ifdef TARGET_NAME
+  TARGET_NAME,
+#else
+  "apollo-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),
+
+  (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
+ };