Convert m68k COFF to use new COFF backend linker.
* coff-m68k.c (coff_relocate_section): Define. * cf-m68klynx.c (coff_rtype_to_howto): Define. (coff_m68k_lynx_rtype_to_howto): New static function. * configure.in (m68kcoff_vec): Build cofflink.o. (m68kcoffun_vec, m68klynx_coff_vec): Likewise.
This commit is contained in:
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@ -1,7 +1,16 @@
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Fri Sep 9 11:51:49 1994 Ian Lance Taylor (ian@sanguine.cygnus.com)
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Convert m68k COFF to use new COFF backend linker.
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* coff-m68k.c (coff_relocate_section): Define.
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* cf-m68klynx.c (coff_rtype_to_howto): Define.
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(coff_m68k_lynx_rtype_to_howto): New static function.
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* configure.in (m68kcoff_vec): Build cofflink.o.
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(m68kcoffun_vec, m68klynx_coff_vec): Likewise.
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Thu Sep 8 16:20:38 1994 Steve Chamberlain (sac@jonny.cygnus.com)
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Thu Sep 8 16:20:38 1994 Steve Chamberlain (sac@jonny.cygnus.com)
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* coff-h8300.c (h8300_reloc16_extra_cases, case RELBYTE): Flag overflows
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* coff-h8300.c (h8300_reloc16_extra_cases, case RELBYTE): Flag
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correctly.
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overflows correctly.
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Wed Sep 7 19:01:42 1994 Ian Lance Taylor (ian@sanguine.cygnus.com)
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Wed Sep 7 19:01:42 1994 Ian Lance Taylor (ian@sanguine.cygnus.com)
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@ -1,5 +1,5 @@
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/* BFD back-end for Motorola M68K COFF LynxOS files.
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/* BFD back-end for Motorola M68K COFF LynxOS files.
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Copyright 1993 Free Software Foundation, Inc.
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Copyright 1993, 1994 Free Software Foundation, Inc.
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Written by Cygnus Support.
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Written by 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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@ -35,13 +35,18 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, 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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static bfd_reloc_status_type _bfd_m68klynx_special_fn PARAMS ((bfd *abfd,
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#ifdef ANSI_PROTOTYPES
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arelent *reloc_entry,
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struct internal_reloc;
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asymbol *symbol,
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struct coff_link_hash_entry;
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PTR data,
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struct internal_syment;
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asection *input_section,
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#endif
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bfd *output_bfd,
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char **error_message));
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static bfd_reloc_status_type _bfd_m68klynx_special_fn
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PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
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static const struct reloc_howto_struct *coff_m68k_lynx_rtype_to_howto
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PARAMS ((bfd *, asection *, struct internal_reloc *,
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struct coff_link_hash_entry *, struct internal_syment *,
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bfd_vma *));
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/* For some reason when using m68k COFF the value stored in the .text
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/* For some reason when using m68k COFF the value stored in the .text
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section for a reference to a common symbol is the value itself plus
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section for a reference to a common symbol is the value itself plus
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@ -54,8 +59,8 @@ static bfd_reloc_status_type _bfd_m68klynx_special_fn PARAMS ((bfd *abfd,
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reloc type to make any required adjustments. */
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reloc type to make any required adjustments. */
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static bfd_reloc_status_type
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static bfd_reloc_status_type
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_bfd_m68klynx_special_fn (abfd, reloc_entry, symbol, data, input_section, output_bfd,
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_bfd_m68klynx_special_fn (abfd, reloc_entry, symbol, data, input_section,
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error_message)
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output_bfd, error_message)
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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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asymbol *symbol;
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asymbol *symbol;
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@ -170,5 +175,51 @@ _bfd_m68klynx_special_fn (abfd, reloc_entry, symbol, data, input_section, output
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cache_ptr->addend += asect->vma; \
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cache_ptr->addend += asect->vma; \
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}
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}
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#define coff_rtype_to_howto coff_m68k_lynx_rtype_to_howto
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#include "coff-m68k.c"
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#include "coff-m68k.c"
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/* coff-m68k.c uses the special COFF backend linker. We need to
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adjust common symbols. FIXME: We may able to get rid of
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CALC_ADDEND and _bfd_m68klynx_special_fn. However, they may still
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be used by gas.
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We can't define this function until after we have included
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coff-m68k.c, because it uses RTYPE2HOWTO. */
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/*ARGSUSED*/
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static const struct reloc_howto_struct *
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coff_m68k_lynx_rtype_to_howto (abfd, sec, rel, h, sym, addendp)
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bfd *abfd;
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asection *sec;
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struct internal_reloc *rel;
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struct coff_link_hash_entry *h;
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struct internal_syment *sym;
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bfd_vma *addendp;
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{
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arelent relent;
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const struct reloc_howto_struct *howto;
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RTYPE2HOWTO (&relent, rel);
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howto = relent.howto;
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if (sym->n_scnum == 0 && sym->n_value != 0)
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{
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/* This is a common symbol. The section contents include the
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size (sym->n_value) as an addend. The relocate_section
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function will be adding in the final value of the symbol. We
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need to subtract out the current size in order to get the
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correct result. */
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BFD_ASSERT (h != NULL);
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*addendp -= sym->n_value;
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}
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/* If the output symbol is common (in which case this must be a
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relocateable link), we need to add in the final size of the
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common symbol. */
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if (h != NULL && h->root.type == bfd_link_hash_common)
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*addendp += h->root.u.c.size;
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return howto;
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}
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@ -175,19 +175,19 @@ do
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i386aout_vec) tb="$tb i386aout.o aout32.o stab-syms.o" ;;
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i386aout_vec) tb="$tb i386aout.o aout32.o stab-syms.o" ;;
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i386bsd_vec) tb="$tb i386bsd.o aout32.o stab-syms.o" ;;
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i386bsd_vec) tb="$tb i386bsd.o aout32.o stab-syms.o" ;;
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i386dynix_vec) tb="$tb i386dynix.o aout32.o stab-syms.o" ;;
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i386dynix_vec) tb="$tb i386dynix.o aout32.o stab-syms.o" ;;
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i386coff_vec) tb="$tb coff-i386.o" ;;
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i386coff_vec) tb="$tb coff-i386.o cofflink.o" ;;
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i386linux_vec) tb="$tb i386linux.o aout32.o stab-syms.o" ;;
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i386linux_vec) tb="$tb i386linux.o aout32.o stab-syms.o" ;;
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i386lynx_aout_vec) tb="$tb i386lynx.o lynx-core.o aout32.o stab-syms.o" ;;
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i386lynx_aout_vec) tb="$tb i386lynx.o lynx-core.o aout32.o stab-syms.o" ;;
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i386lynx_coff_vec) tb="$tb cf-i386lynx.o lynx-core.o stab-syms.o" ;;
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i386lynx_coff_vec) tb="$tb cf-i386lynx.o cofflink.o lynx-core.o stab-syms.o" ;;
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i386mach3_vec) tb="$tb i386mach3.o aout32.o stab-syms.o" ;;
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i386mach3_vec) tb="$tb i386mach3.o aout32.o stab-syms.o" ;;
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i386os9k_vec) tb="$tb i386os9k.o aout32.o stab-syms.o" ;;
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i386os9k_vec) tb="$tb i386os9k.o aout32.o stab-syms.o" ;;
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icoff_big_vec) tb="$tb coff-i960.o" ;;
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icoff_big_vec) tb="$tb coff-i960.o" ;;
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icoff_little_vec) tb="$tb coff-i960.o" ;;
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icoff_little_vec) tb="$tb coff-i960.o" ;;
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ieee_vec) tb="$tb ieee.o" ;;
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ieee_vec) tb="$tb ieee.o" ;;
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m68kcoff_vec) tb="$tb coff-m68k.o" ;;
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m68kcoff_vec) tb="$tb coff-m68k.o cofflink.o" ;;
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m68kcoffun_vec) tb="$tb coff-u68k.o coff-m68k.o" ;;
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m68kcoffun_vec) tb="$tb coff-u68k.o coff-m68k.o cofflink.o" ;;
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m68klynx_aout_vec) tb="$tb m68klynx.o lynx-core.o aout32.o stab-syms.o" ;;
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m68klynx_aout_vec) tb="$tb m68klynx.o lynx-core.o aout32.o stab-syms.o" ;;
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m68klynx_coff_vec) tb="$tb cf-m68klynx.o coff-m68k.o lynx-core.o stab-syms.o" ;;
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m68klynx_coff_vec) tb="$tb cf-m68klynx.o coff-m68k.o cofflink.o lynx-core.o stab-syms.o" ;;
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m88kbcs_vec) tb="$tb coff-m88k.o" ;;
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m88kbcs_vec) tb="$tb coff-m88k.o" ;;
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netbsd386_vec) tb="$tb netbsd386.o aout32.o stab-syms.o" ;;
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netbsd386_vec) tb="$tb netbsd386.o aout32.o stab-syms.o" ;;
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netbsd532_vec) tb="$tb netbsd532.o aout-ns32k.o stab-syms.o" ;;
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netbsd532_vec) tb="$tb netbsd532.o aout-ns32k.o stab-syms.o" ;;
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