/* BFD back-end for ALPHA Extended-Coff files.
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/* BFD back-end for ALPHA Extended-Coff files.
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Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
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Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
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2003, 2004, 2005, 2007, 2008, 2009 Free Software Foundation, Inc.
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2003, 2004, 2005, 2007, 2008, 2009 Free Software Foundation, Inc.
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Modified from coff-mips.c by Steve Chamberlain <sac@cygnus.com> and
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Modified from coff-mips.c by Steve Chamberlain <sac@cygnus.com> and
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Ian Lance Taylor <ian@cygnus.com>.
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Ian Lance Taylor <ian@cygnus.com>.
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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 3 of the License, or
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the Free Software Foundation; either version 3 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., 51 Franklin Street - Fifth Floor, Boston,
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA. */
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MA 02110-1301, USA. */
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#include "sysdep.h"
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#include "sysdep.h"
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#include "bfd.h"
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#include "bfd.h"
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#include "bfdlink.h"
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#include "bfdlink.h"
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#include "libbfd.h"
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#include "libbfd.h"
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#include "coff/internal.h"
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#include "coff/internal.h"
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#include "coff/sym.h"
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#include "coff/sym.h"
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#include "coff/symconst.h"
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#include "coff/symconst.h"
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#include "coff/ecoff.h"
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#include "coff/ecoff.h"
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#include "coff/alpha.h"
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#include "coff/alpha.h"
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#include "aout/ar.h"
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#include "aout/ar.h"
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#include "libcoff.h"
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#include "libcoff.h"
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#include "libecoff.h"
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#include "libecoff.h"
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/* Prototypes for static functions. */
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/* Prototypes for static functions. */
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static const bfd_target *alpha_ecoff_object_p
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static const bfd_target *alpha_ecoff_object_p
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PARAMS ((bfd *));
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PARAMS ((bfd *));
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static bfd_boolean alpha_ecoff_bad_format_hook
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static bfd_boolean alpha_ecoff_bad_format_hook
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PARAMS ((bfd *abfd, PTR filehdr));
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PARAMS ((bfd *abfd, PTR filehdr));
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static PTR alpha_ecoff_mkobject_hook
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static PTR alpha_ecoff_mkobject_hook
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PARAMS ((bfd *, PTR filehdr, PTR aouthdr));
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PARAMS ((bfd *, PTR filehdr, PTR aouthdr));
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static void alpha_ecoff_swap_reloc_in
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static void alpha_ecoff_swap_reloc_in
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PARAMS ((bfd *, PTR, struct internal_reloc *));
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PARAMS ((bfd *, PTR, struct internal_reloc *));
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static void alpha_ecoff_swap_reloc_out
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static void alpha_ecoff_swap_reloc_out
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PARAMS ((bfd *, const struct internal_reloc *, PTR));
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PARAMS ((bfd *, const struct internal_reloc *, PTR));
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static void alpha_adjust_reloc_in
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static void alpha_adjust_reloc_in
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PARAMS ((bfd *, const struct internal_reloc *, arelent *));
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PARAMS ((bfd *, const struct internal_reloc *, arelent *));
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static void alpha_adjust_reloc_out
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static void alpha_adjust_reloc_out
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PARAMS ((bfd *, const arelent *, struct internal_reloc *));
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PARAMS ((bfd *, const arelent *, struct internal_reloc *));
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static reloc_howto_type *alpha_bfd_reloc_type_lookup
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static reloc_howto_type *alpha_bfd_reloc_type_lookup
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PARAMS ((bfd *, bfd_reloc_code_real_type));
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PARAMS ((bfd *, bfd_reloc_code_real_type));
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static bfd_byte *alpha_ecoff_get_relocated_section_contents
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static bfd_byte *alpha_ecoff_get_relocated_section_contents
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PARAMS ((bfd *abfd, struct bfd_link_info *, struct bfd_link_order *,
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PARAMS ((bfd *abfd, struct bfd_link_info *, struct bfd_link_order *,
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bfd_byte *data, bfd_boolean relocatable, asymbol **symbols));
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bfd_byte *data, bfd_boolean relocatable, asymbol **symbols));
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static bfd_vma alpha_convert_external_reloc
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static bfd_vma alpha_convert_external_reloc
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PARAMS ((bfd *, struct bfd_link_info *, bfd *, struct external_reloc *,
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PARAMS ((bfd *, struct bfd_link_info *, bfd *, struct external_reloc *,
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struct ecoff_link_hash_entry *));
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struct ecoff_link_hash_entry *));
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static bfd_boolean alpha_relocate_section
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static bfd_boolean alpha_relocate_section
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PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, PTR));
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PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, PTR));
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static bfd_boolean alpha_adjust_headers
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static bfd_boolean alpha_adjust_headers
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PARAMS ((bfd *, struct internal_filehdr *, struct internal_aouthdr *));
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PARAMS ((bfd *, struct internal_filehdr *, struct internal_aouthdr *));
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static PTR alpha_ecoff_read_ar_hdr
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static PTR alpha_ecoff_read_ar_hdr
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PARAMS ((bfd *));
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PARAMS ((bfd *));
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static bfd *alpha_ecoff_get_elt_at_filepos
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static bfd *alpha_ecoff_get_elt_at_filepos
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PARAMS ((bfd *, file_ptr));
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PARAMS ((bfd *, file_ptr));
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static bfd *alpha_ecoff_openr_next_archived_file
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static bfd *alpha_ecoff_openr_next_archived_file
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PARAMS ((bfd *, bfd *));
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PARAMS ((bfd *, bfd *));
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static bfd *alpha_ecoff_get_elt_at_index
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static bfd *alpha_ecoff_get_elt_at_index
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PARAMS ((bfd *, symindex));
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PARAMS ((bfd *, symindex));
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/* ECOFF has COFF sections, but the debugging information is stored in
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/* ECOFF has COFF sections, but the debugging information is stored in
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a completely different format. ECOFF targets use some of the
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a completely different format. ECOFF targets use some of the
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swapping routines from coffswap.h, and some of the generic COFF
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swapping routines from coffswap.h, and some of the generic COFF
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routines in coffgen.c, but, unlike the real COFF targets, do not
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routines in coffgen.c, but, unlike the real COFF targets, do not
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use coffcode.h itself.
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use coffcode.h itself.
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Get the generic COFF swapping routines, except for the reloc,
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Get the generic COFF swapping routines, except for the reloc,
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symbol, and lineno ones. Give them ecoff names. Define some
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symbol, and lineno ones. Give them ecoff names. Define some
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accessor macros for the large sizes used for Alpha ECOFF. */
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accessor macros for the large sizes used for Alpha ECOFF. */
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#define GET_FILEHDR_SYMPTR H_GET_64
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#define GET_FILEHDR_SYMPTR H_GET_64
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#define PUT_FILEHDR_SYMPTR H_PUT_64
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#define PUT_FILEHDR_SYMPTR H_PUT_64
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#define GET_AOUTHDR_TSIZE H_GET_64
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#define GET_AOUTHDR_TSIZE H_GET_64
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#define PUT_AOUTHDR_TSIZE H_PUT_64
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#define PUT_AOUTHDR_TSIZE H_PUT_64
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#define GET_AOUTHDR_DSIZE H_GET_64
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#define GET_AOUTHDR_DSIZE H_GET_64
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#define PUT_AOUTHDR_DSIZE H_PUT_64
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#define PUT_AOUTHDR_DSIZE H_PUT_64
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#define GET_AOUTHDR_BSIZE H_GET_64
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#define GET_AOUTHDR_BSIZE H_GET_64
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#define PUT_AOUTHDR_BSIZE H_PUT_64
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#define PUT_AOUTHDR_BSIZE H_PUT_64
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#define GET_AOUTHDR_ENTRY H_GET_64
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#define GET_AOUTHDR_ENTRY H_GET_64
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#define PUT_AOUTHDR_ENTRY H_PUT_64
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#define PUT_AOUTHDR_ENTRY H_PUT_64
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#define GET_AOUTHDR_TEXT_START H_GET_64
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#define GET_AOUTHDR_TEXT_START H_GET_64
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#define PUT_AOUTHDR_TEXT_START H_PUT_64
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#define PUT_AOUTHDR_TEXT_START H_PUT_64
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#define GET_AOUTHDR_DATA_START H_GET_64
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#define GET_AOUTHDR_DATA_START H_GET_64
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#define PUT_AOUTHDR_DATA_START H_PUT_64
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#define PUT_AOUTHDR_DATA_START H_PUT_64
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#define GET_SCNHDR_PADDR H_GET_64
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#define GET_SCNHDR_PADDR H_GET_64
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#define PUT_SCNHDR_PADDR H_PUT_64
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#define PUT_SCNHDR_PADDR H_PUT_64
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#define GET_SCNHDR_VADDR H_GET_64
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#define GET_SCNHDR_VADDR H_GET_64
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#define PUT_SCNHDR_VADDR H_PUT_64
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#define PUT_SCNHDR_VADDR H_PUT_64
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#define GET_SCNHDR_SIZE H_GET_64
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#define GET_SCNHDR_SIZE H_GET_64
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#define PUT_SCNHDR_SIZE H_PUT_64
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#define PUT_SCNHDR_SIZE H_PUT_64
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#define GET_SCNHDR_SCNPTR H_GET_64
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#define GET_SCNHDR_SCNPTR H_GET_64
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#define PUT_SCNHDR_SCNPTR H_PUT_64
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#define PUT_SCNHDR_SCNPTR H_PUT_64
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#define GET_SCNHDR_RELPTR H_GET_64
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#define GET_SCNHDR_RELPTR H_GET_64
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#define PUT_SCNHDR_RELPTR H_PUT_64
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#define PUT_SCNHDR_RELPTR H_PUT_64
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#define GET_SCNHDR_LNNOPTR H_GET_64
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#define GET_SCNHDR_LNNOPTR H_GET_64
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#define PUT_SCNHDR_LNNOPTR H_PUT_64
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#define PUT_SCNHDR_LNNOPTR H_PUT_64
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#define ALPHAECOFF
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#define ALPHAECOFF
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#define NO_COFF_RELOCS
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#define NO_COFF_RELOCS
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#define NO_COFF_SYMBOLS
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#define NO_COFF_SYMBOLS
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#define NO_COFF_LINENOS
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#define NO_COFF_LINENOS
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#define coff_swap_filehdr_in alpha_ecoff_swap_filehdr_in
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#define coff_swap_filehdr_in alpha_ecoff_swap_filehdr_in
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#define coff_swap_filehdr_out alpha_ecoff_swap_filehdr_out
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#define coff_swap_filehdr_out alpha_ecoff_swap_filehdr_out
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#define coff_swap_aouthdr_in alpha_ecoff_swap_aouthdr_in
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#define coff_swap_aouthdr_in alpha_ecoff_swap_aouthdr_in
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#define coff_swap_aouthdr_out alpha_ecoff_swap_aouthdr_out
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#define coff_swap_aouthdr_out alpha_ecoff_swap_aouthdr_out
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#define coff_swap_scnhdr_in alpha_ecoff_swap_scnhdr_in
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#define coff_swap_scnhdr_in alpha_ecoff_swap_scnhdr_in
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#define coff_swap_scnhdr_out alpha_ecoff_swap_scnhdr_out
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#define coff_swap_scnhdr_out alpha_ecoff_swap_scnhdr_out
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#include "coffswap.h"
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#include "coffswap.h"
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/* Get the ECOFF swapping routines. */
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/* Get the ECOFF swapping routines. */
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#define ECOFF_64
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#define ECOFF_64
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#include "ecoffswap.h"
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#include "ecoffswap.h"
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/* How to process the various reloc types. */
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/* How to process the various reloc types. */
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static bfd_reloc_status_type reloc_nil
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static bfd_reloc_status_type reloc_nil
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PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
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PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
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static bfd_reloc_status_type
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static bfd_reloc_status_type
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reloc_nil (abfd, reloc, sym, data, sec, output_bfd, error_message)
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reloc_nil (abfd, reloc, sym, data, sec, output_bfd, error_message)
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bfd *abfd ATTRIBUTE_UNUSED;
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bfd *abfd ATTRIBUTE_UNUSED;
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arelent *reloc ATTRIBUTE_UNUSED;
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arelent *reloc ATTRIBUTE_UNUSED;
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asymbol *sym ATTRIBUTE_UNUSED;
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asymbol *sym ATTRIBUTE_UNUSED;
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PTR data ATTRIBUTE_UNUSED;
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PTR data ATTRIBUTE_UNUSED;
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asection *sec ATTRIBUTE_UNUSED;
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asection *sec ATTRIBUTE_UNUSED;
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bfd *output_bfd ATTRIBUTE_UNUSED;
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bfd *output_bfd ATTRIBUTE_UNUSED;
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char **error_message ATTRIBUTE_UNUSED;
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char **error_message ATTRIBUTE_UNUSED;
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{
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{
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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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/* In case we're on a 32-bit machine, construct a 64-bit "-1" value
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/* In case we're on a 32-bit machine, construct a 64-bit "-1" value
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from smaller values. Start with zero, widen, *then* decrement. */
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from smaller values. Start with zero, widen, *then* decrement. */
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#define MINUS_ONE (((bfd_vma)0) - 1)
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#define MINUS_ONE (((bfd_vma)0) - 1)
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static reloc_howto_type alpha_howto_table[] =
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static reloc_howto_type alpha_howto_table[] =
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{
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{
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/* Reloc type 0 is ignored by itself. However, it appears after a
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/* Reloc type 0 is ignored by itself. However, it appears after a
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GPDISP reloc to identify the location where the low order 16 bits
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GPDISP reloc to identify the location where the low order 16 bits
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of the gp register are loaded. */
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of the gp register are loaded. */
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HOWTO (ALPHA_R_IGNORE, /* type */
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HOWTO (ALPHA_R_IGNORE, /* type */
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0, /* rightshift */
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0, /* rightshift */
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0, /* size (0 = byte, 1 = short, 2 = long) */
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0, /* size (0 = byte, 1 = short, 2 = long) */
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8, /* bitsize */
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8, /* bitsize */
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TRUE, /* pc_relative */
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TRUE, /* pc_relative */
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0, /* bitpos */
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0, /* bitpos */
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complain_overflow_dont, /* complain_on_overflow */
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complain_overflow_dont, /* complain_on_overflow */
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reloc_nil, /* special_function */
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reloc_nil, /* special_function */
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"IGNORE", /* name */
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"IGNORE", /* name */
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TRUE, /* partial_inplace */
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TRUE, /* partial_inplace */
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0, /* src_mask */
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0, /* src_mask */
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0, /* dst_mask */
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0, /* dst_mask */
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TRUE), /* pcrel_offset */
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TRUE), /* pcrel_offset */
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/* A 32 bit reference to a symbol. */
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/* A 32 bit reference to a symbol. */
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HOWTO (ALPHA_R_REFLONG, /* type */
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HOWTO (ALPHA_R_REFLONG, /* type */
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0, /* rightshift */
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0, /* rightshift */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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32, /* bitsize */
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32, /* bitsize */
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FALSE, /* pc_relative */
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FALSE, /* pc_relative */
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0, /* bitpos */
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0, /* bitpos */
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complain_overflow_bitfield, /* complain_on_overflow */
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complain_overflow_bitfield, /* complain_on_overflow */
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0, /* special_function */
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0, /* special_function */
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"REFLONG", /* name */
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"REFLONG", /* name */
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TRUE, /* partial_inplace */
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TRUE, /* partial_inplace */
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0xffffffff, /* src_mask */
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0xffffffff, /* src_mask */
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0xffffffff, /* dst_mask */
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0xffffffff, /* dst_mask */
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FALSE), /* pcrel_offset */
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FALSE), /* pcrel_offset */
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|
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/* A 64 bit reference to a symbol. */
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/* A 64 bit reference to a symbol. */
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HOWTO (ALPHA_R_REFQUAD, /* type */
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HOWTO (ALPHA_R_REFQUAD, /* type */
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0, /* rightshift */
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0, /* rightshift */
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4, /* size (0 = byte, 1 = short, 2 = long) */
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4, /* size (0 = byte, 1 = short, 2 = long) */
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64, /* bitsize */
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64, /* bitsize */
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FALSE, /* pc_relative */
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FALSE, /* pc_relative */
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0, /* bitpos */
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0, /* bitpos */
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complain_overflow_bitfield, /* complain_on_overflow */
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complain_overflow_bitfield, /* complain_on_overflow */
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0, /* special_function */
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0, /* special_function */
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"REFQUAD", /* name */
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"REFQUAD", /* name */
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TRUE, /* partial_inplace */
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TRUE, /* partial_inplace */
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MINUS_ONE, /* src_mask */
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MINUS_ONE, /* src_mask */
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MINUS_ONE, /* dst_mask */
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MINUS_ONE, /* dst_mask */
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FALSE), /* pcrel_offset */
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FALSE), /* pcrel_offset */
|
|
|
/* A 32 bit GP relative offset. This is just like REFLONG except
|
/* A 32 bit GP relative offset. This is just like REFLONG except
|
that when the value is used the value of the gp register will be
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that when the value is used the value of the gp register will be
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added in. */
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added in. */
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HOWTO (ALPHA_R_GPREL32, /* type */
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HOWTO (ALPHA_R_GPREL32, /* type */
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0, /* rightshift */
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0, /* rightshift */
|
2, /* size (0 = byte, 1 = short, 2 = long) */
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2, /* size (0 = byte, 1 = short, 2 = long) */
|
32, /* bitsize */
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32, /* bitsize */
|
FALSE, /* pc_relative */
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FALSE, /* pc_relative */
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0, /* bitpos */
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0, /* bitpos */
|
complain_overflow_bitfield, /* complain_on_overflow */
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complain_overflow_bitfield, /* complain_on_overflow */
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0, /* special_function */
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0, /* special_function */
|
"GPREL32", /* name */
|
"GPREL32", /* name */
|
TRUE, /* partial_inplace */
|
TRUE, /* partial_inplace */
|
0xffffffff, /* src_mask */
|
0xffffffff, /* src_mask */
|
0xffffffff, /* dst_mask */
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0xffffffff, /* dst_mask */
|
FALSE), /* pcrel_offset */
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FALSE), /* pcrel_offset */
|
|
|
/* Used for an instruction that refers to memory off the GP
|
/* Used for an instruction that refers to memory off the GP
|
register. The offset is 16 bits of the 32 bit instruction. This
|
register. The offset is 16 bits of the 32 bit instruction. This
|
reloc always seems to be against the .lita section. */
|
reloc always seems to be against the .lita section. */
|
HOWTO (ALPHA_R_LITERAL, /* type */
|
HOWTO (ALPHA_R_LITERAL, /* type */
|
0, /* rightshift */
|
0, /* rightshift */
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
16, /* bitsize */
|
16, /* bitsize */
|
FALSE, /* pc_relative */
|
FALSE, /* pc_relative */
|
0, /* bitpos */
|
0, /* bitpos */
|
complain_overflow_signed, /* complain_on_overflow */
|
complain_overflow_signed, /* complain_on_overflow */
|
0, /* special_function */
|
0, /* special_function */
|
"LITERAL", /* name */
|
"LITERAL", /* name */
|
TRUE, /* partial_inplace */
|
TRUE, /* partial_inplace */
|
0xffff, /* src_mask */
|
0xffff, /* src_mask */
|
0xffff, /* dst_mask */
|
0xffff, /* dst_mask */
|
FALSE), /* pcrel_offset */
|
FALSE), /* pcrel_offset */
|
|
|
/* This reloc only appears immediately following a LITERAL reloc.
|
/* This reloc only appears immediately following a LITERAL reloc.
|
It identifies a use of the literal. It seems that the linker can
|
It identifies a use of the literal. It seems that the linker can
|
use this to eliminate a portion of the .lita section. The symbol
|
use this to eliminate a portion of the .lita section. The symbol
|
index is special: 1 means the literal address is in the base
|
index is special: 1 means the literal address is in the base
|
register of a memory format instruction; 2 means the literal
|
register of a memory format instruction; 2 means the literal
|
address is in the byte offset register of a byte-manipulation
|
address is in the byte offset register of a byte-manipulation
|
instruction; 3 means the literal address is in the target
|
instruction; 3 means the literal address is in the target
|
register of a jsr instruction. This does not actually do any
|
register of a jsr instruction. This does not actually do any
|
relocation. */
|
relocation. */
|
HOWTO (ALPHA_R_LITUSE, /* type */
|
HOWTO (ALPHA_R_LITUSE, /* type */
|
0, /* rightshift */
|
0, /* rightshift */
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
32, /* bitsize */
|
32, /* bitsize */
|
FALSE, /* pc_relative */
|
FALSE, /* pc_relative */
|
0, /* bitpos */
|
0, /* bitpos */
|
complain_overflow_dont, /* complain_on_overflow */
|
complain_overflow_dont, /* complain_on_overflow */
|
reloc_nil, /* special_function */
|
reloc_nil, /* special_function */
|
"LITUSE", /* name */
|
"LITUSE", /* name */
|
FALSE, /* partial_inplace */
|
FALSE, /* partial_inplace */
|
0, /* src_mask */
|
0, /* src_mask */
|
0, /* dst_mask */
|
0, /* dst_mask */
|
FALSE), /* pcrel_offset */
|
FALSE), /* pcrel_offset */
|
|
|
/* Load the gp register. This is always used for a ldah instruction
|
/* Load the gp register. This is always used for a ldah instruction
|
which loads the upper 16 bits of the gp register. The next reloc
|
which loads the upper 16 bits of the gp register. The next reloc
|
will be an IGNORE reloc which identifies the location of the lda
|
will be an IGNORE reloc which identifies the location of the lda
|
instruction which loads the lower 16 bits. The symbol index of
|
instruction which loads the lower 16 bits. The symbol index of
|
the GPDISP instruction appears to actually be the number of bytes
|
the GPDISP instruction appears to actually be the number of bytes
|
between the ldah and lda instructions. This gives two different
|
between the ldah and lda instructions. This gives two different
|
ways to determine where the lda instruction is; I don't know why
|
ways to determine where the lda instruction is; I don't know why
|
both are used. The value to use for the relocation is the
|
both are used. The value to use for the relocation is the
|
difference between the GP value and the current location; the
|
difference between the GP value and the current location; the
|
load will always be done against a register holding the current
|
load will always be done against a register holding the current
|
address. */
|
address. */
|
HOWTO (ALPHA_R_GPDISP, /* type */
|
HOWTO (ALPHA_R_GPDISP, /* type */
|
16, /* rightshift */
|
16, /* rightshift */
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
16, /* bitsize */
|
16, /* bitsize */
|
TRUE, /* pc_relative */
|
TRUE, /* pc_relative */
|
0, /* bitpos */
|
0, /* bitpos */
|
complain_overflow_dont, /* complain_on_overflow */
|
complain_overflow_dont, /* complain_on_overflow */
|
reloc_nil, /* special_function */
|
reloc_nil, /* special_function */
|
"GPDISP", /* name */
|
"GPDISP", /* name */
|
TRUE, /* partial_inplace */
|
TRUE, /* partial_inplace */
|
0xffff, /* src_mask */
|
0xffff, /* src_mask */
|
0xffff, /* dst_mask */
|
0xffff, /* dst_mask */
|
TRUE), /* pcrel_offset */
|
TRUE), /* pcrel_offset */
|
|
|
/* A 21 bit branch. The native assembler generates these for
|
/* A 21 bit branch. The native assembler generates these for
|
branches within the text segment, and also fills in the PC
|
branches within the text segment, and also fills in the PC
|
relative offset in the instruction. */
|
relative offset in the instruction. */
|
HOWTO (ALPHA_R_BRADDR, /* type */
|
HOWTO (ALPHA_R_BRADDR, /* type */
|
2, /* rightshift */
|
2, /* rightshift */
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
21, /* bitsize */
|
21, /* bitsize */
|
TRUE, /* pc_relative */
|
TRUE, /* pc_relative */
|
0, /* bitpos */
|
0, /* bitpos */
|
complain_overflow_signed, /* complain_on_overflow */
|
complain_overflow_signed, /* complain_on_overflow */
|
0, /* special_function */
|
0, /* special_function */
|
"BRADDR", /* name */
|
"BRADDR", /* name */
|
TRUE, /* partial_inplace */
|
TRUE, /* partial_inplace */
|
0x1fffff, /* src_mask */
|
0x1fffff, /* src_mask */
|
0x1fffff, /* dst_mask */
|
0x1fffff, /* dst_mask */
|
FALSE), /* pcrel_offset */
|
FALSE), /* pcrel_offset */
|
|
|
/* A hint for a jump to a register. */
|
/* A hint for a jump to a register. */
|
HOWTO (ALPHA_R_HINT, /* type */
|
HOWTO (ALPHA_R_HINT, /* type */
|
2, /* rightshift */
|
2, /* rightshift */
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
14, /* bitsize */
|
14, /* bitsize */
|
TRUE, /* pc_relative */
|
TRUE, /* pc_relative */
|
0, /* bitpos */
|
0, /* bitpos */
|
complain_overflow_dont, /* complain_on_overflow */
|
complain_overflow_dont, /* complain_on_overflow */
|
0, /* special_function */
|
0, /* special_function */
|
"HINT", /* name */
|
"HINT", /* name */
|
TRUE, /* partial_inplace */
|
TRUE, /* partial_inplace */
|
0x3fff, /* src_mask */
|
0x3fff, /* src_mask */
|
0x3fff, /* dst_mask */
|
0x3fff, /* dst_mask */
|
FALSE), /* pcrel_offset */
|
FALSE), /* pcrel_offset */
|
|
|
/* 16 bit PC relative offset. */
|
/* 16 bit PC relative offset. */
|
HOWTO (ALPHA_R_SREL16, /* type */
|
HOWTO (ALPHA_R_SREL16, /* type */
|
0, /* rightshift */
|
0, /* rightshift */
|
1, /* size (0 = byte, 1 = short, 2 = long) */
|
1, /* size (0 = byte, 1 = short, 2 = long) */
|
16, /* bitsize */
|
16, /* bitsize */
|
TRUE, /* pc_relative */
|
TRUE, /* pc_relative */
|
0, /* bitpos */
|
0, /* bitpos */
|
complain_overflow_signed, /* complain_on_overflow */
|
complain_overflow_signed, /* complain_on_overflow */
|
0, /* special_function */
|
0, /* special_function */
|
"SREL16", /* name */
|
"SREL16", /* name */
|
TRUE, /* partial_inplace */
|
TRUE, /* partial_inplace */
|
0xffff, /* src_mask */
|
0xffff, /* src_mask */
|
0xffff, /* dst_mask */
|
0xffff, /* dst_mask */
|
FALSE), /* pcrel_offset */
|
FALSE), /* pcrel_offset */
|
|
|
/* 32 bit PC relative offset. */
|
/* 32 bit PC relative offset. */
|
HOWTO (ALPHA_R_SREL32, /* type */
|
HOWTO (ALPHA_R_SREL32, /* type */
|
0, /* rightshift */
|
0, /* rightshift */
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
32, /* bitsize */
|
32, /* bitsize */
|
TRUE, /* pc_relative */
|
TRUE, /* pc_relative */
|
0, /* bitpos */
|
0, /* bitpos */
|
complain_overflow_signed, /* complain_on_overflow */
|
complain_overflow_signed, /* complain_on_overflow */
|
0, /* special_function */
|
0, /* special_function */
|
"SREL32", /* name */
|
"SREL32", /* name */
|
TRUE, /* partial_inplace */
|
TRUE, /* partial_inplace */
|
0xffffffff, /* src_mask */
|
0xffffffff, /* src_mask */
|
0xffffffff, /* dst_mask */
|
0xffffffff, /* dst_mask */
|
FALSE), /* pcrel_offset */
|
FALSE), /* pcrel_offset */
|
|
|
/* A 64 bit PC relative offset. */
|
/* A 64 bit PC relative offset. */
|
HOWTO (ALPHA_R_SREL64, /* type */
|
HOWTO (ALPHA_R_SREL64, /* type */
|
0, /* rightshift */
|
0, /* rightshift */
|
4, /* size (0 = byte, 1 = short, 2 = long) */
|
4, /* size (0 = byte, 1 = short, 2 = long) */
|
64, /* bitsize */
|
64, /* bitsize */
|
TRUE, /* pc_relative */
|
TRUE, /* pc_relative */
|
0, /* bitpos */
|
0, /* bitpos */
|
complain_overflow_signed, /* complain_on_overflow */
|
complain_overflow_signed, /* complain_on_overflow */
|
0, /* special_function */
|
0, /* special_function */
|
"SREL64", /* name */
|
"SREL64", /* name */
|
TRUE, /* partial_inplace */
|
TRUE, /* partial_inplace */
|
MINUS_ONE, /* src_mask */
|
MINUS_ONE, /* src_mask */
|
MINUS_ONE, /* dst_mask */
|
MINUS_ONE, /* dst_mask */
|
FALSE), /* pcrel_offset */
|
FALSE), /* pcrel_offset */
|
|
|
/* Push a value on the reloc evaluation stack. */
|
/* Push a value on the reloc evaluation stack. */
|
HOWTO (ALPHA_R_OP_PUSH, /* type */
|
HOWTO (ALPHA_R_OP_PUSH, /* type */
|
0, /* rightshift */
|
0, /* rightshift */
|
0, /* size (0 = byte, 1 = short, 2 = long) */
|
0, /* size (0 = byte, 1 = short, 2 = long) */
|
0, /* bitsize */
|
0, /* bitsize */
|
FALSE, /* pc_relative */
|
FALSE, /* pc_relative */
|
0, /* bitpos */
|
0, /* bitpos */
|
complain_overflow_dont, /* complain_on_overflow */
|
complain_overflow_dont, /* complain_on_overflow */
|
0, /* special_function */
|
0, /* special_function */
|
"OP_PUSH", /* name */
|
"OP_PUSH", /* name */
|
FALSE, /* partial_inplace */
|
FALSE, /* partial_inplace */
|
0, /* src_mask */
|
0, /* src_mask */
|
0, /* dst_mask */
|
0, /* dst_mask */
|
FALSE), /* pcrel_offset */
|
FALSE), /* pcrel_offset */
|
|
|
/* Store the value from the stack at the given address. Store it in
|
/* Store the value from the stack at the given address. Store it in
|
a bitfield of size r_size starting at bit position r_offset. */
|
a bitfield of size r_size starting at bit position r_offset. */
|
HOWTO (ALPHA_R_OP_STORE, /* type */
|
HOWTO (ALPHA_R_OP_STORE, /* type */
|
0, /* rightshift */
|
0, /* rightshift */
|
4, /* size (0 = byte, 1 = short, 2 = long) */
|
4, /* size (0 = byte, 1 = short, 2 = long) */
|
64, /* bitsize */
|
64, /* bitsize */
|
FALSE, /* pc_relative */
|
FALSE, /* pc_relative */
|
0, /* bitpos */
|
0, /* bitpos */
|
complain_overflow_dont, /* complain_on_overflow */
|
complain_overflow_dont, /* complain_on_overflow */
|
0, /* special_function */
|
0, /* special_function */
|
"OP_STORE", /* name */
|
"OP_STORE", /* name */
|
FALSE, /* partial_inplace */
|
FALSE, /* partial_inplace */
|
0, /* src_mask */
|
0, /* src_mask */
|
MINUS_ONE, /* dst_mask */
|
MINUS_ONE, /* dst_mask */
|
FALSE), /* pcrel_offset */
|
FALSE), /* pcrel_offset */
|
|
|
/* Subtract the reloc address from the value on the top of the
|
/* Subtract the reloc address from the value on the top of the
|
relocation stack. */
|
relocation stack. */
|
HOWTO (ALPHA_R_OP_PSUB, /* type */
|
HOWTO (ALPHA_R_OP_PSUB, /* type */
|
0, /* rightshift */
|
0, /* rightshift */
|
0, /* size (0 = byte, 1 = short, 2 = long) */
|
0, /* size (0 = byte, 1 = short, 2 = long) */
|
0, /* bitsize */
|
0, /* bitsize */
|
FALSE, /* pc_relative */
|
FALSE, /* pc_relative */
|
0, /* bitpos */
|
0, /* bitpos */
|
complain_overflow_dont, /* complain_on_overflow */
|
complain_overflow_dont, /* complain_on_overflow */
|
0, /* special_function */
|
0, /* special_function */
|
"OP_PSUB", /* name */
|
"OP_PSUB", /* name */
|
FALSE, /* partial_inplace */
|
FALSE, /* partial_inplace */
|
0, /* src_mask */
|
0, /* src_mask */
|
0, /* dst_mask */
|
0, /* dst_mask */
|
FALSE), /* pcrel_offset */
|
FALSE), /* pcrel_offset */
|
|
|
/* Shift the value on the top of the relocation stack right by the
|
/* Shift the value on the top of the relocation stack right by the
|
given value. */
|
given value. */
|
HOWTO (ALPHA_R_OP_PRSHIFT, /* type */
|
HOWTO (ALPHA_R_OP_PRSHIFT, /* type */
|
0, /* rightshift */
|
0, /* rightshift */
|
0, /* size (0 = byte, 1 = short, 2 = long) */
|
0, /* size (0 = byte, 1 = short, 2 = long) */
|
0, /* bitsize */
|
0, /* bitsize */
|
FALSE, /* pc_relative */
|
FALSE, /* pc_relative */
|
0, /* bitpos */
|
0, /* bitpos */
|
complain_overflow_dont, /* complain_on_overflow */
|
complain_overflow_dont, /* complain_on_overflow */
|
0, /* special_function */
|
0, /* special_function */
|
"OP_PRSHIFT", /* name */
|
"OP_PRSHIFT", /* name */
|
FALSE, /* partial_inplace */
|
FALSE, /* partial_inplace */
|
0, /* src_mask */
|
0, /* src_mask */
|
0, /* dst_mask */
|
0, /* dst_mask */
|
FALSE), /* pcrel_offset */
|
FALSE), /* pcrel_offset */
|
|
|
/* Adjust the GP value for a new range in the object file. */
|
/* Adjust the GP value for a new range in the object file. */
|
HOWTO (ALPHA_R_GPVALUE, /* type */
|
HOWTO (ALPHA_R_GPVALUE, /* type */
|
0, /* rightshift */
|
0, /* rightshift */
|
0, /* size (0 = byte, 1 = short, 2 = long) */
|
0, /* size (0 = byte, 1 = short, 2 = long) */
|
0, /* bitsize */
|
0, /* bitsize */
|
FALSE, /* pc_relative */
|
FALSE, /* pc_relative */
|
0, /* bitpos */
|
0, /* bitpos */
|
complain_overflow_dont, /* complain_on_overflow */
|
complain_overflow_dont, /* complain_on_overflow */
|
0, /* special_function */
|
0, /* special_function */
|
"GPVALUE", /* name */
|
"GPVALUE", /* name */
|
FALSE, /* partial_inplace */
|
FALSE, /* partial_inplace */
|
0, /* src_mask */
|
0, /* src_mask */
|
0, /* dst_mask */
|
0, /* dst_mask */
|
FALSE) /* pcrel_offset */
|
FALSE) /* pcrel_offset */
|
};
|
};
|
|
|
/* Recognize an Alpha ECOFF file. */
|
/* Recognize an Alpha ECOFF file. */
|
|
|
static const bfd_target *
|
static const bfd_target *
|
alpha_ecoff_object_p (abfd)
|
alpha_ecoff_object_p (abfd)
|
bfd *abfd;
|
bfd *abfd;
|
{
|
{
|
static const bfd_target *ret;
|
static const bfd_target *ret;
|
|
|
ret = coff_object_p (abfd);
|
ret = coff_object_p (abfd);
|
|
|
if (ret != NULL)
|
if (ret != NULL)
|
{
|
{
|
asection *sec;
|
asection *sec;
|
|
|
/* Alpha ECOFF has a .pdata section. The lnnoptr field of the
|
/* Alpha ECOFF has a .pdata section. The lnnoptr field of the
|
.pdata section is the number of entries it contains. Each
|
.pdata section is the number of entries it contains. Each
|
entry takes up 8 bytes. The number of entries is required
|
entry takes up 8 bytes. The number of entries is required
|
since the section is aligned to a 16 byte boundary. When we
|
since the section is aligned to a 16 byte boundary. When we
|
link .pdata sections together, we do not want to include the
|
link .pdata sections together, we do not want to include the
|
alignment bytes. We handle this on input by faking the size
|
alignment bytes. We handle this on input by faking the size
|
of the .pdata section to remove the unwanted alignment bytes.
|
of the .pdata section to remove the unwanted alignment bytes.
|
On output we will set the lnnoptr field and force the
|
On output we will set the lnnoptr field and force the
|
alignment. */
|
alignment. */
|
sec = bfd_get_section_by_name (abfd, _PDATA);
|
sec = bfd_get_section_by_name (abfd, _PDATA);
|
if (sec != (asection *) NULL)
|
if (sec != (asection *) NULL)
|
{
|
{
|
bfd_size_type size;
|
bfd_size_type size;
|
|
|
size = sec->line_filepos * 8;
|
size = sec->line_filepos * 8;
|
BFD_ASSERT (size == sec->size
|
BFD_ASSERT (size == sec->size
|
|| size + 8 == sec->size);
|
|| size + 8 == sec->size);
|
if (! bfd_set_section_size (abfd, sec, size))
|
if (! bfd_set_section_size (abfd, sec, size))
|
return NULL;
|
return NULL;
|
}
|
}
|
}
|
}
|
|
|
return ret;
|
return ret;
|
}
|
}
|
|
|
/* See whether the magic number matches. */
|
/* See whether the magic number matches. */
|
|
|
static bfd_boolean
|
static bfd_boolean
|
alpha_ecoff_bad_format_hook (abfd, filehdr)
|
alpha_ecoff_bad_format_hook (abfd, filehdr)
|
bfd *abfd ATTRIBUTE_UNUSED;
|
bfd *abfd ATTRIBUTE_UNUSED;
|
PTR filehdr;
|
PTR filehdr;
|
{
|
{
|
struct internal_filehdr *internal_f = (struct internal_filehdr *) filehdr;
|
struct internal_filehdr *internal_f = (struct internal_filehdr *) filehdr;
|
|
|
if (! ALPHA_ECOFF_BADMAG (*internal_f))
|
if (! ALPHA_ECOFF_BADMAG (*internal_f))
|
return TRUE;
|
return TRUE;
|
|
|
if (ALPHA_ECOFF_COMPRESSEDMAG (*internal_f))
|
if (ALPHA_ECOFF_COMPRESSEDMAG (*internal_f))
|
(*_bfd_error_handler)
|
(*_bfd_error_handler)
|
(_("%B: Cannot handle compressed Alpha binaries.\n"
|
(_("%B: Cannot handle compressed Alpha binaries.\n"
|
" Use compiler flags, or objZ, to generate uncompressed binaries."),
|
" Use compiler flags, or objZ, to generate uncompressed binaries."),
|
abfd);
|
abfd);
|
|
|
return FALSE;
|
return FALSE;
|
}
|
}
|
|
|
/* This is a hook called by coff_real_object_p to create any backend
|
/* This is a hook called by coff_real_object_p to create any backend
|
specific information. */
|
specific information. */
|
|
|
static PTR
|
static PTR
|
alpha_ecoff_mkobject_hook (abfd, filehdr, aouthdr)
|
alpha_ecoff_mkobject_hook (abfd, filehdr, aouthdr)
|
bfd *abfd;
|
bfd *abfd;
|
PTR filehdr;
|
PTR filehdr;
|
PTR aouthdr;
|
PTR aouthdr;
|
{
|
{
|
PTR ecoff;
|
PTR ecoff;
|
|
|
ecoff = _bfd_ecoff_mkobject_hook (abfd, filehdr, aouthdr);
|
ecoff = _bfd_ecoff_mkobject_hook (abfd, filehdr, aouthdr);
|
|
|
if (ecoff != NULL)
|
if (ecoff != NULL)
|
{
|
{
|
struct internal_filehdr *internal_f = (struct internal_filehdr *) filehdr;
|
struct internal_filehdr *internal_f = (struct internal_filehdr *) filehdr;
|
|
|
/* Set additional BFD flags according to the object type from the
|
/* Set additional BFD flags according to the object type from the
|
machine specific file header flags. */
|
machine specific file header flags. */
|
switch (internal_f->f_flags & F_ALPHA_OBJECT_TYPE_MASK)
|
switch (internal_f->f_flags & F_ALPHA_OBJECT_TYPE_MASK)
|
{
|
{
|
case F_ALPHA_SHARABLE:
|
case F_ALPHA_SHARABLE:
|
abfd->flags |= DYNAMIC;
|
abfd->flags |= DYNAMIC;
|
break;
|
break;
|
case F_ALPHA_CALL_SHARED:
|
case F_ALPHA_CALL_SHARED:
|
/* Always executable if using shared libraries as the run time
|
/* Always executable if using shared libraries as the run time
|
loader might resolve undefined references. */
|
loader might resolve undefined references. */
|
abfd->flags |= (DYNAMIC | EXEC_P);
|
abfd->flags |= (DYNAMIC | EXEC_P);
|
break;
|
break;
|
}
|
}
|
}
|
}
|
return ecoff;
|
return ecoff;
|
}
|
}
|
|
|
/* Reloc handling. */
|
/* Reloc handling. */
|
|
|
/* Swap a reloc in. */
|
/* Swap a reloc in. */
|
|
|
static void
|
static void
|
alpha_ecoff_swap_reloc_in (abfd, ext_ptr, intern)
|
alpha_ecoff_swap_reloc_in (abfd, ext_ptr, intern)
|
bfd *abfd;
|
bfd *abfd;
|
PTR ext_ptr;
|
PTR ext_ptr;
|
struct internal_reloc *intern;
|
struct internal_reloc *intern;
|
{
|
{
|
const RELOC *ext = (RELOC *) ext_ptr;
|
const RELOC *ext = (RELOC *) ext_ptr;
|
|
|
intern->r_vaddr = H_GET_64 (abfd, ext->r_vaddr);
|
intern->r_vaddr = H_GET_64 (abfd, ext->r_vaddr);
|
intern->r_symndx = H_GET_32 (abfd, ext->r_symndx);
|
intern->r_symndx = H_GET_32 (abfd, ext->r_symndx);
|
|
|
BFD_ASSERT (bfd_header_little_endian (abfd));
|
BFD_ASSERT (bfd_header_little_endian (abfd));
|
|
|
intern->r_type = ((ext->r_bits[0] & RELOC_BITS0_TYPE_LITTLE)
|
intern->r_type = ((ext->r_bits[0] & RELOC_BITS0_TYPE_LITTLE)
|
>> RELOC_BITS0_TYPE_SH_LITTLE);
|
>> RELOC_BITS0_TYPE_SH_LITTLE);
|
intern->r_extern = (ext->r_bits[1] & RELOC_BITS1_EXTERN_LITTLE) != 0;
|
intern->r_extern = (ext->r_bits[1] & RELOC_BITS1_EXTERN_LITTLE) != 0;
|
intern->r_offset = ((ext->r_bits[1] & RELOC_BITS1_OFFSET_LITTLE)
|
intern->r_offset = ((ext->r_bits[1] & RELOC_BITS1_OFFSET_LITTLE)
|
>> RELOC_BITS1_OFFSET_SH_LITTLE);
|
>> RELOC_BITS1_OFFSET_SH_LITTLE);
|
/* Ignored the reserved bits. */
|
/* Ignored the reserved bits. */
|
intern->r_size = ((ext->r_bits[3] & RELOC_BITS3_SIZE_LITTLE)
|
intern->r_size = ((ext->r_bits[3] & RELOC_BITS3_SIZE_LITTLE)
|
>> RELOC_BITS3_SIZE_SH_LITTLE);
|
>> RELOC_BITS3_SIZE_SH_LITTLE);
|
|
|
if (intern->r_type == ALPHA_R_LITUSE
|
if (intern->r_type == ALPHA_R_LITUSE
|
|| intern->r_type == ALPHA_R_GPDISP)
|
|| intern->r_type == ALPHA_R_GPDISP)
|
{
|
{
|
/* Handle the LITUSE and GPDISP relocs specially. Its symndx
|
/* Handle the LITUSE and GPDISP relocs specially. Its symndx
|
value is not actually a symbol index, but is instead a
|
value is not actually a symbol index, but is instead a
|
special code. We put the code in the r_size field, and
|
special code. We put the code in the r_size field, and
|
clobber the symndx. */
|
clobber the symndx. */
|
if (intern->r_size != 0)
|
if (intern->r_size != 0)
|
abort ();
|
abort ();
|
intern->r_size = intern->r_symndx;
|
intern->r_size = intern->r_symndx;
|
intern->r_symndx = RELOC_SECTION_NONE;
|
intern->r_symndx = RELOC_SECTION_NONE;
|
}
|
}
|
else if (intern->r_type == ALPHA_R_IGNORE)
|
else if (intern->r_type == ALPHA_R_IGNORE)
|
{
|
{
|
/* The IGNORE reloc generally follows a GPDISP reloc, and is
|
/* The IGNORE reloc generally follows a GPDISP reloc, and is
|
against the .lita section. The section is irrelevant. */
|
against the .lita section. The section is irrelevant. */
|
if (! intern->r_extern &&
|
if (! intern->r_extern &&
|
intern->r_symndx == RELOC_SECTION_ABS)
|
intern->r_symndx == RELOC_SECTION_ABS)
|
abort ();
|
abort ();
|
if (! intern->r_extern && intern->r_symndx == RELOC_SECTION_LITA)
|
if (! intern->r_extern && intern->r_symndx == RELOC_SECTION_LITA)
|
intern->r_symndx = RELOC_SECTION_ABS;
|
intern->r_symndx = RELOC_SECTION_ABS;
|
}
|
}
|
}
|
}
|
|
|
/* Swap a reloc out. */
|
/* Swap a reloc out. */
|
|
|
static void
|
static void
|
alpha_ecoff_swap_reloc_out (abfd, intern, dst)
|
alpha_ecoff_swap_reloc_out (abfd, intern, dst)
|
bfd *abfd;
|
bfd *abfd;
|
const struct internal_reloc *intern;
|
const struct internal_reloc *intern;
|
PTR dst;
|
PTR dst;
|
{
|
{
|
RELOC *ext = (RELOC *) dst;
|
RELOC *ext = (RELOC *) dst;
|
long symndx;
|
long symndx;
|
unsigned char size;
|
unsigned char size;
|
|
|
/* Undo the hackery done in swap_reloc_in. */
|
/* Undo the hackery done in swap_reloc_in. */
|
if (intern->r_type == ALPHA_R_LITUSE
|
if (intern->r_type == ALPHA_R_LITUSE
|
|| intern->r_type == ALPHA_R_GPDISP)
|
|| intern->r_type == ALPHA_R_GPDISP)
|
{
|
{
|
symndx = intern->r_size;
|
symndx = intern->r_size;
|
size = 0;
|
size = 0;
|
}
|
}
|
else if (intern->r_type == ALPHA_R_IGNORE
|
else if (intern->r_type == ALPHA_R_IGNORE
|
&& ! intern->r_extern
|
&& ! intern->r_extern
|
&& intern->r_symndx == RELOC_SECTION_ABS)
|
&& intern->r_symndx == RELOC_SECTION_ABS)
|
{
|
{
|
symndx = RELOC_SECTION_LITA;
|
symndx = RELOC_SECTION_LITA;
|
size = intern->r_size;
|
size = intern->r_size;
|
}
|
}
|
else
|
else
|
{
|
{
|
symndx = intern->r_symndx;
|
symndx = intern->r_symndx;
|
size = intern->r_size;
|
size = intern->r_size;
|
}
|
}
|
|
|
/* XXX FIXME: The maximum symndx value used to be 14 but this
|
/* XXX FIXME: The maximum symndx value used to be 14 but this
|
fails with object files produced by DEC's C++ compiler.
|
fails with object files produced by DEC's C++ compiler.
|
Where does the value 14 (or 15) come from anyway ? */
|
Where does the value 14 (or 15) come from anyway ? */
|
BFD_ASSERT (intern->r_extern
|
BFD_ASSERT (intern->r_extern
|
|| (intern->r_symndx >= 0 && intern->r_symndx <= 15));
|
|| (intern->r_symndx >= 0 && intern->r_symndx <= 15));
|
|
|
H_PUT_64 (abfd, intern->r_vaddr, ext->r_vaddr);
|
H_PUT_64 (abfd, intern->r_vaddr, ext->r_vaddr);
|
H_PUT_32 (abfd, symndx, ext->r_symndx);
|
H_PUT_32 (abfd, symndx, ext->r_symndx);
|
|
|
BFD_ASSERT (bfd_header_little_endian (abfd));
|
BFD_ASSERT (bfd_header_little_endian (abfd));
|
|
|
ext->r_bits[0] = ((intern->r_type << RELOC_BITS0_TYPE_SH_LITTLE)
|
ext->r_bits[0] = ((intern->r_type << RELOC_BITS0_TYPE_SH_LITTLE)
|
& RELOC_BITS0_TYPE_LITTLE);
|
& RELOC_BITS0_TYPE_LITTLE);
|
ext->r_bits[1] = ((intern->r_extern ? RELOC_BITS1_EXTERN_LITTLE : 0)
|
ext->r_bits[1] = ((intern->r_extern ? RELOC_BITS1_EXTERN_LITTLE : 0)
|
| ((intern->r_offset << RELOC_BITS1_OFFSET_SH_LITTLE)
|
| ((intern->r_offset << RELOC_BITS1_OFFSET_SH_LITTLE)
|
& RELOC_BITS1_OFFSET_LITTLE));
|
& RELOC_BITS1_OFFSET_LITTLE));
|
ext->r_bits[2] = 0;
|
ext->r_bits[2] = 0;
|
ext->r_bits[3] = ((size << RELOC_BITS3_SIZE_SH_LITTLE)
|
ext->r_bits[3] = ((size << RELOC_BITS3_SIZE_SH_LITTLE)
|
& RELOC_BITS3_SIZE_LITTLE);
|
& RELOC_BITS3_SIZE_LITTLE);
|
}
|
}
|
|
|
/* Finish canonicalizing a reloc. Part of this is generic to all
|
/* Finish canonicalizing a reloc. Part of this is generic to all
|
ECOFF targets, and that part is in ecoff.c. The rest is done in
|
ECOFF targets, and that part is in ecoff.c. The rest is done in
|
this backend routine. It must fill in the howto field. */
|
this backend routine. It must fill in the howto field. */
|
|
|
static void
|
static void
|
alpha_adjust_reloc_in (abfd, intern, rptr)
|
alpha_adjust_reloc_in (abfd, intern, rptr)
|
bfd *abfd;
|
bfd *abfd;
|
const struct internal_reloc *intern;
|
const struct internal_reloc *intern;
|
arelent *rptr;
|
arelent *rptr;
|
{
|
{
|
if (intern->r_type > ALPHA_R_GPVALUE)
|
if (intern->r_type > ALPHA_R_GPVALUE)
|
{
|
{
|
(*_bfd_error_handler)
|
(*_bfd_error_handler)
|
(_("%B: unknown/unsupported relocation type %d"),
|
(_("%B: unknown/unsupported relocation type %d"),
|
abfd, intern->r_type);
|
abfd, intern->r_type);
|
bfd_set_error (bfd_error_bad_value);
|
bfd_set_error (bfd_error_bad_value);
|
rptr->addend = 0;
|
rptr->addend = 0;
|
rptr->howto = NULL;
|
rptr->howto = NULL;
|
return;
|
return;
|
}
|
}
|
|
|
switch (intern->r_type)
|
switch (intern->r_type)
|
{
|
{
|
case ALPHA_R_BRADDR:
|
case ALPHA_R_BRADDR:
|
case ALPHA_R_SREL16:
|
case ALPHA_R_SREL16:
|
case ALPHA_R_SREL32:
|
case ALPHA_R_SREL32:
|
case ALPHA_R_SREL64:
|
case ALPHA_R_SREL64:
|
/* This relocs appear to be fully resolved when they are against
|
/* This relocs appear to be fully resolved when they are against
|
internal symbols. Against external symbols, BRADDR at least
|
internal symbols. Against external symbols, BRADDR at least
|
appears to be resolved against the next instruction. */
|
appears to be resolved against the next instruction. */
|
if (! intern->r_extern)
|
if (! intern->r_extern)
|
rptr->addend = 0;
|
rptr->addend = 0;
|
else
|
else
|
rptr->addend = - (intern->r_vaddr + 4);
|
rptr->addend = - (intern->r_vaddr + 4);
|
break;
|
break;
|
|
|
case ALPHA_R_GPREL32:
|
case ALPHA_R_GPREL32:
|
case ALPHA_R_LITERAL:
|
case ALPHA_R_LITERAL:
|
/* Copy the gp value for this object file into the addend, to
|
/* Copy the gp value for this object file into the addend, to
|
ensure that we are not confused by the linker. */
|
ensure that we are not confused by the linker. */
|
if (! intern->r_extern)
|
if (! intern->r_extern)
|
rptr->addend += ecoff_data (abfd)->gp;
|
rptr->addend += ecoff_data (abfd)->gp;
|
break;
|
break;
|
|
|
case ALPHA_R_LITUSE:
|
case ALPHA_R_LITUSE:
|
case ALPHA_R_GPDISP:
|
case ALPHA_R_GPDISP:
|
/* The LITUSE and GPDISP relocs do not use a symbol, or an
|
/* The LITUSE and GPDISP relocs do not use a symbol, or an
|
addend, but they do use a special code. Put this code in the
|
addend, but they do use a special code. Put this code in the
|
addend field. */
|
addend field. */
|
rptr->addend = intern->r_size;
|
rptr->addend = intern->r_size;
|
break;
|
break;
|
|
|
case ALPHA_R_OP_STORE:
|
case ALPHA_R_OP_STORE:
|
/* The STORE reloc needs the size and offset fields. We store
|
/* The STORE reloc needs the size and offset fields. We store
|
them in the addend. */
|
them in the addend. */
|
BFD_ASSERT (intern->r_offset <= 256);
|
BFD_ASSERT (intern->r_offset <= 256);
|
rptr->addend = (intern->r_offset << 8) + intern->r_size;
|
rptr->addend = (intern->r_offset << 8) + intern->r_size;
|
break;
|
break;
|
|
|
case ALPHA_R_OP_PUSH:
|
case ALPHA_R_OP_PUSH:
|
case ALPHA_R_OP_PSUB:
|
case ALPHA_R_OP_PSUB:
|
case ALPHA_R_OP_PRSHIFT:
|
case ALPHA_R_OP_PRSHIFT:
|
/* The PUSH, PSUB and PRSHIFT relocs do not actually use an
|
/* The PUSH, PSUB and PRSHIFT relocs do not actually use an
|
address. I believe that the address supplied is really an
|
address. I believe that the address supplied is really an
|
addend. */
|
addend. */
|
rptr->addend = intern->r_vaddr;
|
rptr->addend = intern->r_vaddr;
|
break;
|
break;
|
|
|
case ALPHA_R_GPVALUE:
|
case ALPHA_R_GPVALUE:
|
/* Set the addend field to the new GP value. */
|
/* Set the addend field to the new GP value. */
|
rptr->addend = intern->r_symndx + ecoff_data (abfd)->gp;
|
rptr->addend = intern->r_symndx + ecoff_data (abfd)->gp;
|
break;
|
break;
|
|
|
case ALPHA_R_IGNORE:
|
case ALPHA_R_IGNORE:
|
/* If the type is ALPHA_R_IGNORE, make sure this is a reference
|
/* If the type is ALPHA_R_IGNORE, make sure this is a reference
|
to the absolute section so that the reloc is ignored. For
|
to the absolute section so that the reloc is ignored. For
|
some reason the address of this reloc type is not adjusted by
|
some reason the address of this reloc type is not adjusted by
|
the section vma. We record the gp value for this object file
|
the section vma. We record the gp value for this object file
|
here, for convenience when doing the GPDISP relocation. */
|
here, for convenience when doing the GPDISP relocation. */
|
rptr->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
|
rptr->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
|
rptr->address = intern->r_vaddr;
|
rptr->address = intern->r_vaddr;
|
rptr->addend = ecoff_data (abfd)->gp;
|
rptr->addend = ecoff_data (abfd)->gp;
|
break;
|
break;
|
|
|
default:
|
default:
|
break;
|
break;
|
}
|
}
|
|
|
rptr->howto = &alpha_howto_table[intern->r_type];
|
rptr->howto = &alpha_howto_table[intern->r_type];
|
}
|
}
|
|
|
/* When writing out a reloc we need to pull some values back out of
|
/* When writing out a reloc we need to pull some values back out of
|
the addend field into the reloc. This is roughly the reverse of
|
the addend field into the reloc. This is roughly the reverse of
|
alpha_adjust_reloc_in, except that there are several changes we do
|
alpha_adjust_reloc_in, except that there are several changes we do
|
not need to undo. */
|
not need to undo. */
|
|
|
static void
|
static void
|
alpha_adjust_reloc_out (abfd, rel, intern)
|
alpha_adjust_reloc_out (abfd, rel, intern)
|
bfd *abfd ATTRIBUTE_UNUSED;
|
bfd *abfd ATTRIBUTE_UNUSED;
|
const arelent *rel;
|
const arelent *rel;
|
struct internal_reloc *intern;
|
struct internal_reloc *intern;
|
{
|
{
|
switch (intern->r_type)
|
switch (intern->r_type)
|
{
|
{
|
case ALPHA_R_LITUSE:
|
case ALPHA_R_LITUSE:
|
case ALPHA_R_GPDISP:
|
case ALPHA_R_GPDISP:
|
intern->r_size = rel->addend;
|
intern->r_size = rel->addend;
|
break;
|
break;
|
|
|
case ALPHA_R_OP_STORE:
|
case ALPHA_R_OP_STORE:
|
intern->r_size = rel->addend & 0xff;
|
intern->r_size = rel->addend & 0xff;
|
intern->r_offset = (rel->addend >> 8) & 0xff;
|
intern->r_offset = (rel->addend >> 8) & 0xff;
|
break;
|
break;
|
|
|
case ALPHA_R_OP_PUSH:
|
case ALPHA_R_OP_PUSH:
|
case ALPHA_R_OP_PSUB:
|
case ALPHA_R_OP_PSUB:
|
case ALPHA_R_OP_PRSHIFT:
|
case ALPHA_R_OP_PRSHIFT:
|
intern->r_vaddr = rel->addend;
|
intern->r_vaddr = rel->addend;
|
break;
|
break;
|
|
|
case ALPHA_R_IGNORE:
|
case ALPHA_R_IGNORE:
|
intern->r_vaddr = rel->address;
|
intern->r_vaddr = rel->address;
|
break;
|
break;
|
|
|
default:
|
default:
|
break;
|
break;
|
}
|
}
|
}
|
}
|
|
|
/* The size of the stack for the relocation evaluator. */
|
/* The size of the stack for the relocation evaluator. */
|
#define RELOC_STACKSIZE (10)
|
#define RELOC_STACKSIZE (10)
|
|
|
/* Alpha ECOFF relocs have a built in expression evaluator as well as
|
/* Alpha ECOFF relocs have a built in expression evaluator as well as
|
other interdependencies. Rather than use a bunch of special
|
other interdependencies. Rather than use a bunch of special
|
functions and global variables, we use a single routine to do all
|
functions and global variables, we use a single routine to do all
|
the relocation for a section. I haven't yet worked out how the
|
the relocation for a section. I haven't yet worked out how the
|
assembler is going to handle this. */
|
assembler is going to handle this. */
|
|
|
static bfd_byte *
|
static bfd_byte *
|
alpha_ecoff_get_relocated_section_contents (abfd, link_info, link_order,
|
alpha_ecoff_get_relocated_section_contents (abfd, link_info, link_order,
|
data, relocatable, symbols)
|
data, relocatable, symbols)
|
bfd *abfd;
|
bfd *abfd;
|
struct bfd_link_info *link_info;
|
struct bfd_link_info *link_info;
|
struct bfd_link_order *link_order;
|
struct bfd_link_order *link_order;
|
bfd_byte *data;
|
bfd_byte *data;
|
bfd_boolean relocatable;
|
bfd_boolean relocatable;
|
asymbol **symbols;
|
asymbol **symbols;
|
{
|
{
|
bfd *input_bfd = link_order->u.indirect.section->owner;
|
bfd *input_bfd = link_order->u.indirect.section->owner;
|
asection *input_section = link_order->u.indirect.section;
|
asection *input_section = link_order->u.indirect.section;
|
long reloc_size = bfd_get_reloc_upper_bound (input_bfd, input_section);
|
long reloc_size = bfd_get_reloc_upper_bound (input_bfd, input_section);
|
arelent **reloc_vector = NULL;
|
arelent **reloc_vector = NULL;
|
long reloc_count;
|
long reloc_count;
|
bfd *output_bfd = relocatable ? abfd : (bfd *) NULL;
|
bfd *output_bfd = relocatable ? abfd : (bfd *) NULL;
|
bfd_vma gp;
|
bfd_vma gp;
|
bfd_size_type sz;
|
bfd_size_type sz;
|
bfd_boolean gp_undefined;
|
bfd_boolean gp_undefined;
|
bfd_vma stack[RELOC_STACKSIZE];
|
bfd_vma stack[RELOC_STACKSIZE];
|
int tos = 0;
|
int tos = 0;
|
|
|
if (reloc_size < 0)
|
if (reloc_size < 0)
|
goto error_return;
|
goto error_return;
|
reloc_vector = (arelent **) bfd_malloc ((bfd_size_type) reloc_size);
|
reloc_vector = (arelent **) bfd_malloc ((bfd_size_type) reloc_size);
|
if (reloc_vector == NULL && reloc_size != 0)
|
if (reloc_vector == NULL && reloc_size != 0)
|
goto error_return;
|
goto error_return;
|
|
|
sz = input_section->rawsize ? input_section->rawsize : input_section->size;
|
sz = input_section->rawsize ? input_section->rawsize : input_section->size;
|
if (! bfd_get_section_contents (input_bfd, input_section, data, 0, sz))
|
if (! bfd_get_section_contents (input_bfd, input_section, data, 0, sz))
|
goto error_return;
|
goto error_return;
|
|
|
reloc_count = bfd_canonicalize_reloc (input_bfd, input_section,
|
reloc_count = bfd_canonicalize_reloc (input_bfd, input_section,
|
reloc_vector, symbols);
|
reloc_vector, symbols);
|
if (reloc_count < 0)
|
if (reloc_count < 0)
|
goto error_return;
|
goto error_return;
|
if (reloc_count == 0)
|
if (reloc_count == 0)
|
goto successful_return;
|
goto successful_return;
|
|
|
/* Get the GP value for the output BFD. */
|
/* Get the GP value for the output BFD. */
|
gp_undefined = FALSE;
|
gp_undefined = FALSE;
|
gp = _bfd_get_gp_value (abfd);
|
gp = _bfd_get_gp_value (abfd);
|
if (gp == 0)
|
if (gp == 0)
|
{
|
{
|
if (relocatable)
|
if (relocatable)
|
{
|
{
|
asection *sec;
|
asection *sec;
|
bfd_vma lo;
|
bfd_vma lo;
|
|
|
/* Make up a value. */
|
/* Make up a value. */
|
lo = (bfd_vma) -1;
|
lo = (bfd_vma) -1;
|
for (sec = abfd->sections; sec != NULL; sec = sec->next)
|
for (sec = abfd->sections; sec != NULL; sec = sec->next)
|
{
|
{
|
if (sec->vma < lo
|
if (sec->vma < lo
|
&& (strcmp (sec->name, ".sbss") == 0
|
&& (strcmp (sec->name, ".sbss") == 0
|
|| strcmp (sec->name, ".sdata") == 0
|
|| strcmp (sec->name, ".sdata") == 0
|
|| strcmp (sec->name, ".lit4") == 0
|
|| strcmp (sec->name, ".lit4") == 0
|
|| strcmp (sec->name, ".lit8") == 0
|
|| strcmp (sec->name, ".lit8") == 0
|
|| strcmp (sec->name, ".lita") == 0))
|
|| strcmp (sec->name, ".lita") == 0))
|
lo = sec->vma;
|
lo = sec->vma;
|
}
|
}
|
gp = lo + 0x8000;
|
gp = lo + 0x8000;
|
_bfd_set_gp_value (abfd, gp);
|
_bfd_set_gp_value (abfd, gp);
|
}
|
}
|
else
|
else
|
{
|
{
|
struct bfd_link_hash_entry *h;
|
struct bfd_link_hash_entry *h;
|
|
|
h = bfd_link_hash_lookup (link_info->hash, "_gp", FALSE, FALSE,
|
h = bfd_link_hash_lookup (link_info->hash, "_gp", FALSE, FALSE,
|
TRUE);
|
TRUE);
|
if (h == (struct bfd_link_hash_entry *) NULL
|
if (h == (struct bfd_link_hash_entry *) NULL
|
|| h->type != bfd_link_hash_defined)
|
|| h->type != bfd_link_hash_defined)
|
gp_undefined = TRUE;
|
gp_undefined = TRUE;
|
else
|
else
|
{
|
{
|
gp = (h->u.def.value
|
gp = (h->u.def.value
|
+ h->u.def.section->output_section->vma
|
+ h->u.def.section->output_section->vma
|
+ h->u.def.section->output_offset);
|
+ h->u.def.section->output_offset);
|
_bfd_set_gp_value (abfd, gp);
|
_bfd_set_gp_value (abfd, gp);
|
}
|
}
|
}
|
}
|
}
|
}
|
|
|
for (; *reloc_vector != (arelent *) NULL; reloc_vector++)
|
for (; *reloc_vector != (arelent *) NULL; reloc_vector++)
|
{
|
{
|
arelent *rel;
|
arelent *rel;
|
bfd_reloc_status_type r;
|
bfd_reloc_status_type r;
|
char *err;
|
char *err;
|
|
|
rel = *reloc_vector;
|
rel = *reloc_vector;
|
r = bfd_reloc_ok;
|
r = bfd_reloc_ok;
|
switch (rel->howto->type)
|
switch (rel->howto->type)
|
{
|
{
|
case ALPHA_R_IGNORE:
|
case ALPHA_R_IGNORE:
|
rel->address += input_section->output_offset;
|
rel->address += input_section->output_offset;
|
break;
|
break;
|
|
|
case ALPHA_R_REFLONG:
|
case ALPHA_R_REFLONG:
|
case ALPHA_R_REFQUAD:
|
case ALPHA_R_REFQUAD:
|
case ALPHA_R_BRADDR:
|
case ALPHA_R_BRADDR:
|
case ALPHA_R_HINT:
|
case ALPHA_R_HINT:
|
case ALPHA_R_SREL16:
|
case ALPHA_R_SREL16:
|
case ALPHA_R_SREL32:
|
case ALPHA_R_SREL32:
|
case ALPHA_R_SREL64:
|
case ALPHA_R_SREL64:
|
if (relocatable
|
if (relocatable
|
&& ((*rel->sym_ptr_ptr)->flags & BSF_SECTION_SYM) == 0)
|
&& ((*rel->sym_ptr_ptr)->flags & BSF_SECTION_SYM) == 0)
|
{
|
{
|
rel->address += input_section->output_offset;
|
rel->address += input_section->output_offset;
|
break;
|
break;
|
}
|
}
|
r = bfd_perform_relocation (input_bfd, rel, data, input_section,
|
r = bfd_perform_relocation (input_bfd, rel, data, input_section,
|
output_bfd, &err);
|
output_bfd, &err);
|
break;
|
break;
|
|
|
case ALPHA_R_GPREL32:
|
case ALPHA_R_GPREL32:
|
/* This relocation is used in a switch table. It is a 32
|
/* This relocation is used in a switch table. It is a 32
|
bit offset from the current GP value. We must adjust it
|
bit offset from the current GP value. We must adjust it
|
by the different between the original GP value and the
|
by the different between the original GP value and the
|
current GP value. The original GP value is stored in the
|
current GP value. The original GP value is stored in the
|
addend. We adjust the addend and let
|
addend. We adjust the addend and let
|
bfd_perform_relocation finish the job. */
|
bfd_perform_relocation finish the job. */
|
rel->addend -= gp;
|
rel->addend -= gp;
|
r = bfd_perform_relocation (input_bfd, rel, data, input_section,
|
r = bfd_perform_relocation (input_bfd, rel, data, input_section,
|
output_bfd, &err);
|
output_bfd, &err);
|
if (r == bfd_reloc_ok && gp_undefined)
|
if (r == bfd_reloc_ok && gp_undefined)
|
{
|
{
|
r = bfd_reloc_dangerous;
|
r = bfd_reloc_dangerous;
|
err = (char *) _("GP relative relocation used when GP not defined");
|
err = (char *) _("GP relative relocation used when GP not defined");
|
}
|
}
|
break;
|
break;
|
|
|
case ALPHA_R_LITERAL:
|
case ALPHA_R_LITERAL:
|
/* This is a reference to a literal value, generally
|
/* This is a reference to a literal value, generally
|
(always?) in the .lita section. This is a 16 bit GP
|
(always?) in the .lita section. This is a 16 bit GP
|
relative relocation. Sometimes the subsequent reloc is a
|
relative relocation. Sometimes the subsequent reloc is a
|
LITUSE reloc, which indicates how this reloc is used.
|
LITUSE reloc, which indicates how this reloc is used.
|
This sometimes permits rewriting the two instructions
|
This sometimes permits rewriting the two instructions
|
referred to by the LITERAL and the LITUSE into different
|
referred to by the LITERAL and the LITUSE into different
|
instructions which do not refer to .lita. This can save
|
instructions which do not refer to .lita. This can save
|
a memory reference, and permits removing a value from
|
a memory reference, and permits removing a value from
|
.lita thus saving GP relative space.
|
.lita thus saving GP relative space.
|
|
|
We do not these optimizations. To do them we would need
|
We do not these optimizations. To do them we would need
|
to arrange to link the .lita section first, so that by
|
to arrange to link the .lita section first, so that by
|
the time we got here we would know the final values to
|
the time we got here we would know the final values to
|
use. This would not be particularly difficult, but it is
|
use. This would not be particularly difficult, but it is
|
not currently implemented. */
|
not currently implemented. */
|
|
|
{
|
{
|
unsigned long insn;
|
unsigned long insn;
|
|
|
/* I believe that the LITERAL reloc will only apply to a
|
/* I believe that the LITERAL reloc will only apply to a
|
ldq or ldl instruction, so check my assumption. */
|
ldq or ldl instruction, so check my assumption. */
|
insn = bfd_get_32 (input_bfd, data + rel->address);
|
insn = bfd_get_32 (input_bfd, data + rel->address);
|
BFD_ASSERT (((insn >> 26) & 0x3f) == 0x29
|
BFD_ASSERT (((insn >> 26) & 0x3f) == 0x29
|
|| ((insn >> 26) & 0x3f) == 0x28);
|
|| ((insn >> 26) & 0x3f) == 0x28);
|
|
|
rel->addend -= gp;
|
rel->addend -= gp;
|
r = bfd_perform_relocation (input_bfd, rel, data, input_section,
|
r = bfd_perform_relocation (input_bfd, rel, data, input_section,
|
output_bfd, &err);
|
output_bfd, &err);
|
if (r == bfd_reloc_ok && gp_undefined)
|
if (r == bfd_reloc_ok && gp_undefined)
|
{
|
{
|
r = bfd_reloc_dangerous;
|
r = bfd_reloc_dangerous;
|
err =
|
err =
|
(char *) _("GP relative relocation used when GP not defined");
|
(char *) _("GP relative relocation used when GP not defined");
|
}
|
}
|
}
|
}
|
break;
|
break;
|
|
|
case ALPHA_R_LITUSE:
|
case ALPHA_R_LITUSE:
|
/* See ALPHA_R_LITERAL above for the uses of this reloc. It
|
/* See ALPHA_R_LITERAL above for the uses of this reloc. It
|
does not cause anything to happen, itself. */
|
does not cause anything to happen, itself. */
|
rel->address += input_section->output_offset;
|
rel->address += input_section->output_offset;
|
break;
|
break;
|
|
|
case ALPHA_R_GPDISP:
|
case ALPHA_R_GPDISP:
|
/* This marks the ldah of an ldah/lda pair which loads the
|
/* This marks the ldah of an ldah/lda pair which loads the
|
gp register with the difference of the gp value and the
|
gp register with the difference of the gp value and the
|
current location. The second of the pair is r_size bytes
|
current location. The second of the pair is r_size bytes
|
ahead; it used to be marked with an ALPHA_R_IGNORE reloc,
|
ahead; it used to be marked with an ALPHA_R_IGNORE reloc,
|
but that no longer happens in OSF/1 3.2. */
|
but that no longer happens in OSF/1 3.2. */
|
{
|
{
|
unsigned long insn1, insn2;
|
unsigned long insn1, insn2;
|
bfd_vma addend;
|
bfd_vma addend;
|
|
|
/* Get the two instructions. */
|
/* Get the two instructions. */
|
insn1 = bfd_get_32 (input_bfd, data + rel->address);
|
insn1 = bfd_get_32 (input_bfd, data + rel->address);
|
insn2 = bfd_get_32 (input_bfd, data + rel->address + rel->addend);
|
insn2 = bfd_get_32 (input_bfd, data + rel->address + rel->addend);
|
|
|
BFD_ASSERT (((insn1 >> 26) & 0x3f) == 0x09); /* ldah */
|
BFD_ASSERT (((insn1 >> 26) & 0x3f) == 0x09); /* ldah */
|
BFD_ASSERT (((insn2 >> 26) & 0x3f) == 0x08); /* lda */
|
BFD_ASSERT (((insn2 >> 26) & 0x3f) == 0x08); /* lda */
|
|
|
/* Get the existing addend. We must account for the sign
|
/* Get the existing addend. We must account for the sign
|
extension done by lda and ldah. */
|
extension done by lda and ldah. */
|
addend = ((insn1 & 0xffff) << 16) + (insn2 & 0xffff);
|
addend = ((insn1 & 0xffff) << 16) + (insn2 & 0xffff);
|
if (insn1 & 0x8000)
|
if (insn1 & 0x8000)
|
{
|
{
|
addend -= 0x80000000;
|
addend -= 0x80000000;
|
addend -= 0x80000000;
|
addend -= 0x80000000;
|
}
|
}
|
if (insn2 & 0x8000)
|
if (insn2 & 0x8000)
|
addend -= 0x10000;
|
addend -= 0x10000;
|
|
|
/* The existing addend includes the different between the
|
/* The existing addend includes the different between the
|
gp of the input BFD and the address in the input BFD.
|
gp of the input BFD and the address in the input BFD.
|
Subtract this out. */
|
Subtract this out. */
|
addend -= (ecoff_data (input_bfd)->gp
|
addend -= (ecoff_data (input_bfd)->gp
|
- (input_section->vma + rel->address));
|
- (input_section->vma + rel->address));
|
|
|
/* Now add in the final gp value, and subtract out the
|
/* Now add in the final gp value, and subtract out the
|
final address. */
|
final address. */
|
addend += (gp
|
addend += (gp
|
- (input_section->output_section->vma
|
- (input_section->output_section->vma
|
+ input_section->output_offset
|
+ input_section->output_offset
|
+ rel->address));
|
+ rel->address));
|
|
|
/* Change the instructions, accounting for the sign
|
/* Change the instructions, accounting for the sign
|
extension, and write them out. */
|
extension, and write them out. */
|
if (addend & 0x8000)
|
if (addend & 0x8000)
|
addend += 0x10000;
|
addend += 0x10000;
|
insn1 = (insn1 & 0xffff0000) | ((addend >> 16) & 0xffff);
|
insn1 = (insn1 & 0xffff0000) | ((addend >> 16) & 0xffff);
|
insn2 = (insn2 & 0xffff0000) | (addend & 0xffff);
|
insn2 = (insn2 & 0xffff0000) | (addend & 0xffff);
|
|
|
bfd_put_32 (input_bfd, (bfd_vma) insn1, data + rel->address);
|
bfd_put_32 (input_bfd, (bfd_vma) insn1, data + rel->address);
|
bfd_put_32 (input_bfd, (bfd_vma) insn2,
|
bfd_put_32 (input_bfd, (bfd_vma) insn2,
|
data + rel->address + rel->addend);
|
data + rel->address + rel->addend);
|
|
|
rel->address += input_section->output_offset;
|
rel->address += input_section->output_offset;
|
}
|
}
|
break;
|
break;
|
|
|
case ALPHA_R_OP_PUSH:
|
case ALPHA_R_OP_PUSH:
|
/* Push a value on the reloc evaluation stack. */
|
/* Push a value on the reloc evaluation stack. */
|
{
|
{
|
asymbol *symbol;
|
asymbol *symbol;
|
bfd_vma relocation;
|
bfd_vma relocation;
|
|
|
if (relocatable)
|
if (relocatable)
|
{
|
{
|
rel->address += input_section->output_offset;
|
rel->address += input_section->output_offset;
|
break;
|
break;
|
}
|
}
|
|
|
/* Figure out the relocation of this symbol. */
|
/* Figure out the relocation of this symbol. */
|
symbol = *rel->sym_ptr_ptr;
|
symbol = *rel->sym_ptr_ptr;
|
|
|
if (bfd_is_und_section (symbol->section))
|
if (bfd_is_und_section (symbol->section))
|
r = bfd_reloc_undefined;
|
r = bfd_reloc_undefined;
|
|
|
if (bfd_is_com_section (symbol->section))
|
if (bfd_is_com_section (symbol->section))
|
relocation = 0;
|
relocation = 0;
|
else
|
else
|
relocation = symbol->value;
|
relocation = symbol->value;
|
relocation += symbol->section->output_section->vma;
|
relocation += symbol->section->output_section->vma;
|
relocation += symbol->section->output_offset;
|
relocation += symbol->section->output_offset;
|
relocation += rel->addend;
|
relocation += rel->addend;
|
|
|
if (tos >= RELOC_STACKSIZE)
|
if (tos >= RELOC_STACKSIZE)
|
abort ();
|
abort ();
|
|
|
stack[tos++] = relocation;
|
stack[tos++] = relocation;
|
}
|
}
|
break;
|
break;
|
|
|
case ALPHA_R_OP_STORE:
|
case ALPHA_R_OP_STORE:
|
/* Store a value from the reloc stack into a bitfield. */
|
/* Store a value from the reloc stack into a bitfield. */
|
{
|
{
|
bfd_vma val;
|
bfd_vma val;
|
int offset, size;
|
int offset, size;
|
|
|
if (relocatable)
|
if (relocatable)
|
{
|
{
|
rel->address += input_section->output_offset;
|
rel->address += input_section->output_offset;
|
break;
|
break;
|
}
|
}
|
|
|
if (tos == 0)
|
if (tos == 0)
|
abort ();
|
abort ();
|
|
|
/* The offset and size for this reloc are encoded into the
|
/* The offset and size for this reloc are encoded into the
|
addend field by alpha_adjust_reloc_in. */
|
addend field by alpha_adjust_reloc_in. */
|
offset = (rel->addend >> 8) & 0xff;
|
offset = (rel->addend >> 8) & 0xff;
|
size = rel->addend & 0xff;
|
size = rel->addend & 0xff;
|
|
|
val = bfd_get_64 (abfd, data + rel->address);
|
val = bfd_get_64 (abfd, data + rel->address);
|
val &=~ (((1 << size) - 1) << offset);
|
val &=~ (((1 << size) - 1) << offset);
|
val |= (stack[--tos] & ((1 << size) - 1)) << offset;
|
val |= (stack[--tos] & ((1 << size) - 1)) << offset;
|
bfd_put_64 (abfd, val, data + rel->address);
|
bfd_put_64 (abfd, val, data + rel->address);
|
}
|
}
|
break;
|
break;
|
|
|
case ALPHA_R_OP_PSUB:
|
case ALPHA_R_OP_PSUB:
|
/* Subtract a value from the top of the stack. */
|
/* Subtract a value from the top of the stack. */
|
{
|
{
|
asymbol *symbol;
|
asymbol *symbol;
|
bfd_vma relocation;
|
bfd_vma relocation;
|
|
|
if (relocatable)
|
if (relocatable)
|
{
|
{
|
rel->address += input_section->output_offset;
|
rel->address += input_section->output_offset;
|
break;
|
break;
|
}
|
}
|
|
|
/* Figure out the relocation of this symbol. */
|
/* Figure out the relocation of this symbol. */
|
symbol = *rel->sym_ptr_ptr;
|
symbol = *rel->sym_ptr_ptr;
|
|
|
if (bfd_is_und_section (symbol->section))
|
if (bfd_is_und_section (symbol->section))
|
r = bfd_reloc_undefined;
|
r = bfd_reloc_undefined;
|
|
|
if (bfd_is_com_section (symbol->section))
|
if (bfd_is_com_section (symbol->section))
|
relocation = 0;
|
relocation = 0;
|
else
|
else
|
relocation = symbol->value;
|
relocation = symbol->value;
|
relocation += symbol->section->output_section->vma;
|
relocation += symbol->section->output_section->vma;
|
relocation += symbol->section->output_offset;
|
relocation += symbol->section->output_offset;
|
relocation += rel->addend;
|
relocation += rel->addend;
|
|
|
if (tos == 0)
|
if (tos == 0)
|
abort ();
|
abort ();
|
|
|
stack[tos - 1] -= relocation;
|
stack[tos - 1] -= relocation;
|
}
|
}
|
break;
|
break;
|
|
|
case ALPHA_R_OP_PRSHIFT:
|
case ALPHA_R_OP_PRSHIFT:
|
/* Shift the value on the top of the stack. */
|
/* Shift the value on the top of the stack. */
|
{
|
{
|
asymbol *symbol;
|
asymbol *symbol;
|
bfd_vma relocation;
|
bfd_vma relocation;
|
|
|
if (relocatable)
|
if (relocatable)
|
{
|
{
|
rel->address += input_section->output_offset;
|
rel->address += input_section->output_offset;
|
break;
|
break;
|
}
|
}
|
|
|
/* Figure out the relocation of this symbol. */
|
/* Figure out the relocation of this symbol. */
|
symbol = *rel->sym_ptr_ptr;
|
symbol = *rel->sym_ptr_ptr;
|
|
|
if (bfd_is_und_section (symbol->section))
|
if (bfd_is_und_section (symbol->section))
|
r = bfd_reloc_undefined;
|
r = bfd_reloc_undefined;
|
|
|
if (bfd_is_com_section (symbol->section))
|
if (bfd_is_com_section (symbol->section))
|
relocation = 0;
|
relocation = 0;
|
else
|
else
|
relocation = symbol->value;
|
relocation = symbol->value;
|
relocation += symbol->section->output_section->vma;
|
relocation += symbol->section->output_section->vma;
|
relocation += symbol->section->output_offset;
|
relocation += symbol->section->output_offset;
|
relocation += rel->addend;
|
relocation += rel->addend;
|
|
|
if (tos == 0)
|
if (tos == 0)
|
abort ();
|
abort ();
|
|
|
stack[tos - 1] >>= relocation;
|
stack[tos - 1] >>= relocation;
|
}
|
}
|
break;
|
break;
|
|
|
case ALPHA_R_GPVALUE:
|
case ALPHA_R_GPVALUE:
|
/* I really don't know if this does the right thing. */
|
/* I really don't know if this does the right thing. */
|
gp = rel->addend;
|
gp = rel->addend;
|
gp_undefined = FALSE;
|
gp_undefined = FALSE;
|
break;
|
break;
|
|
|
default:
|
default:
|
abort ();
|
abort ();
|
}
|
}
|
|
|
if (relocatable)
|
if (relocatable)
|
{
|
{
|
asection *os = input_section->output_section;
|
asection *os = input_section->output_section;
|
|
|
/* A partial link, so keep the relocs. */
|
/* A partial link, so keep the relocs. */
|
os->orelocation[os->reloc_count] = rel;
|
os->orelocation[os->reloc_count] = rel;
|
os->reloc_count++;
|
os->reloc_count++;
|
}
|
}
|
|
|
if (r != bfd_reloc_ok)
|
if (r != bfd_reloc_ok)
|
{
|
{
|
switch (r)
|
switch (r)
|
{
|
{
|
case bfd_reloc_undefined:
|
case bfd_reloc_undefined:
|
if (! ((*link_info->callbacks->undefined_symbol)
|
if (! ((*link_info->callbacks->undefined_symbol)
|
(link_info, bfd_asymbol_name (*rel->sym_ptr_ptr),
|
(link_info, bfd_asymbol_name (*rel->sym_ptr_ptr),
|
input_bfd, input_section, rel->address, TRUE)))
|
input_bfd, input_section, rel->address, TRUE)))
|
goto error_return;
|
goto error_return;
|
break;
|
break;
|
case bfd_reloc_dangerous:
|
case bfd_reloc_dangerous:
|
if (! ((*link_info->callbacks->reloc_dangerous)
|
if (! ((*link_info->callbacks->reloc_dangerous)
|
(link_info, err, input_bfd, input_section,
|
(link_info, err, input_bfd, input_section,
|
rel->address)))
|
rel->address)))
|
goto error_return;
|
goto error_return;
|
break;
|
break;
|
case bfd_reloc_overflow:
|
case bfd_reloc_overflow:
|
if (! ((*link_info->callbacks->reloc_overflow)
|
if (! ((*link_info->callbacks->reloc_overflow)
|
(link_info, NULL,
|
(link_info, NULL,
|
bfd_asymbol_name (*rel->sym_ptr_ptr),
|
bfd_asymbol_name (*rel->sym_ptr_ptr),
|
rel->howto->name, rel->addend, input_bfd,
|
rel->howto->name, rel->addend, input_bfd,
|
input_section, rel->address)))
|
input_section, rel->address)))
|
goto error_return;
|
goto error_return;
|
break;
|
break;
|
case bfd_reloc_outofrange:
|
case bfd_reloc_outofrange:
|
default:
|
default:
|
abort ();
|
abort ();
|
break;
|
break;
|
}
|
}
|
}
|
}
|
}
|
}
|
|
|
if (tos != 0)
|
if (tos != 0)
|
abort ();
|
abort ();
|
|
|
successful_return:
|
successful_return:
|
if (reloc_vector != NULL)
|
if (reloc_vector != NULL)
|
free (reloc_vector);
|
free (reloc_vector);
|
return data;
|
return data;
|
|
|
error_return:
|
error_return:
|
if (reloc_vector != NULL)
|
if (reloc_vector != NULL)
|
free (reloc_vector);
|
free (reloc_vector);
|
return NULL;
|
return NULL;
|
}
|
}
|
|
|
/* Get the howto structure for a generic reloc type. */
|
/* Get the howto structure for a generic reloc type. */
|
|
|
static reloc_howto_type *
|
static reloc_howto_type *
|
alpha_bfd_reloc_type_lookup (abfd, code)
|
alpha_bfd_reloc_type_lookup (abfd, code)
|
bfd *abfd ATTRIBUTE_UNUSED;
|
bfd *abfd ATTRIBUTE_UNUSED;
|
bfd_reloc_code_real_type code;
|
bfd_reloc_code_real_type code;
|
{
|
{
|
int alpha_type;
|
int alpha_type;
|
|
|
switch (code)
|
switch (code)
|
{
|
{
|
case BFD_RELOC_32:
|
case BFD_RELOC_32:
|
alpha_type = ALPHA_R_REFLONG;
|
alpha_type = ALPHA_R_REFLONG;
|
break;
|
break;
|
case BFD_RELOC_64:
|
case BFD_RELOC_64:
|
case BFD_RELOC_CTOR:
|
case BFD_RELOC_CTOR:
|
alpha_type = ALPHA_R_REFQUAD;
|
alpha_type = ALPHA_R_REFQUAD;
|
break;
|
break;
|
case BFD_RELOC_GPREL32:
|
case BFD_RELOC_GPREL32:
|
alpha_type = ALPHA_R_GPREL32;
|
alpha_type = ALPHA_R_GPREL32;
|
break;
|
break;
|
case BFD_RELOC_ALPHA_LITERAL:
|
case BFD_RELOC_ALPHA_LITERAL:
|
alpha_type = ALPHA_R_LITERAL;
|
alpha_type = ALPHA_R_LITERAL;
|
break;
|
break;
|
case BFD_RELOC_ALPHA_LITUSE:
|
case BFD_RELOC_ALPHA_LITUSE:
|
alpha_type = ALPHA_R_LITUSE;
|
alpha_type = ALPHA_R_LITUSE;
|
break;
|
break;
|
case BFD_RELOC_ALPHA_GPDISP_HI16:
|
case BFD_RELOC_ALPHA_GPDISP_HI16:
|
alpha_type = ALPHA_R_GPDISP;
|
alpha_type = ALPHA_R_GPDISP;
|
break;
|
break;
|
case BFD_RELOC_ALPHA_GPDISP_LO16:
|
case BFD_RELOC_ALPHA_GPDISP_LO16:
|
alpha_type = ALPHA_R_IGNORE;
|
alpha_type = ALPHA_R_IGNORE;
|
break;
|
break;
|
case BFD_RELOC_23_PCREL_S2:
|
case BFD_RELOC_23_PCREL_S2:
|
alpha_type = ALPHA_R_BRADDR;
|
alpha_type = ALPHA_R_BRADDR;
|
break;
|
break;
|
case BFD_RELOC_ALPHA_HINT:
|
case BFD_RELOC_ALPHA_HINT:
|
alpha_type = ALPHA_R_HINT;
|
alpha_type = ALPHA_R_HINT;
|
break;
|
break;
|
case BFD_RELOC_16_PCREL:
|
case BFD_RELOC_16_PCREL:
|
alpha_type = ALPHA_R_SREL16;
|
alpha_type = ALPHA_R_SREL16;
|
break;
|
break;
|
case BFD_RELOC_32_PCREL:
|
case BFD_RELOC_32_PCREL:
|
alpha_type = ALPHA_R_SREL32;
|
alpha_type = ALPHA_R_SREL32;
|
break;
|
break;
|
case BFD_RELOC_64_PCREL:
|
case BFD_RELOC_64_PCREL:
|
alpha_type = ALPHA_R_SREL64;
|
alpha_type = ALPHA_R_SREL64;
|
break;
|
break;
|
default:
|
default:
|
return (reloc_howto_type *) NULL;
|
return (reloc_howto_type *) NULL;
|
}
|
}
|
|
|
return &alpha_howto_table[alpha_type];
|
return &alpha_howto_table[alpha_type];
|
}
|
}
|
|
|
static reloc_howto_type *
|
static reloc_howto_type *
|
alpha_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
|
alpha_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
|
const char *r_name)
|
const char *r_name)
|
{
|
{
|
unsigned int i;
|
unsigned int i;
|
|
|
for (i = 0;
|
for (i = 0;
|
i < sizeof (alpha_howto_table) / sizeof (alpha_howto_table[0]);
|
i < sizeof (alpha_howto_table) / sizeof (alpha_howto_table[0]);
|
i++)
|
i++)
|
if (alpha_howto_table[i].name != NULL
|
if (alpha_howto_table[i].name != NULL
|
&& strcasecmp (alpha_howto_table[i].name, r_name) == 0)
|
&& strcasecmp (alpha_howto_table[i].name, r_name) == 0)
|
return &alpha_howto_table[i];
|
return &alpha_howto_table[i];
|
|
|
return NULL;
|
return NULL;
|
}
|
}
|
|
|
/* A helper routine for alpha_relocate_section which converts an
|
/* A helper routine for alpha_relocate_section which converts an
|
external reloc when generating relocatable output. Returns the
|
external reloc when generating relocatable output. Returns the
|
relocation amount. */
|
relocation amount. */
|
|
|
static bfd_vma
|
static bfd_vma
|
alpha_convert_external_reloc (output_bfd, info, input_bfd, ext_rel, h)
|
alpha_convert_external_reloc (output_bfd, info, input_bfd, ext_rel, h)
|
bfd *output_bfd ATTRIBUTE_UNUSED;
|
bfd *output_bfd ATTRIBUTE_UNUSED;
|
struct bfd_link_info *info;
|
struct bfd_link_info *info;
|
bfd *input_bfd;
|
bfd *input_bfd;
|
struct external_reloc *ext_rel;
|
struct external_reloc *ext_rel;
|
struct ecoff_link_hash_entry *h;
|
struct ecoff_link_hash_entry *h;
|
{
|
{
|
unsigned long r_symndx;
|
unsigned long r_symndx;
|
bfd_vma relocation;
|
bfd_vma relocation;
|
|
|
BFD_ASSERT (info->relocatable);
|
BFD_ASSERT (info->relocatable);
|
|
|
if (h->root.type == bfd_link_hash_defined
|
if (h->root.type == bfd_link_hash_defined
|
|| h->root.type == bfd_link_hash_defweak)
|
|| h->root.type == bfd_link_hash_defweak)
|
{
|
{
|
asection *hsec;
|
asection *hsec;
|
const char *name;
|
const char *name;
|
|
|
/* This symbol is defined in the output. Convert the reloc from
|
/* This symbol is defined in the output. Convert the reloc from
|
being against the symbol to being against the section. */
|
being against the symbol to being against the section. */
|
|
|
/* Clear the r_extern bit. */
|
/* Clear the r_extern bit. */
|
ext_rel->r_bits[1] &=~ RELOC_BITS1_EXTERN_LITTLE;
|
ext_rel->r_bits[1] &=~ RELOC_BITS1_EXTERN_LITTLE;
|
|
|
/* Compute a new r_symndx value. */
|
/* Compute a new r_symndx value. */
|
hsec = h->root.u.def.section;
|
hsec = h->root.u.def.section;
|
name = bfd_get_section_name (output_bfd, hsec->output_section);
|
name = bfd_get_section_name (output_bfd, hsec->output_section);
|
|
|
r_symndx = (unsigned long) -1;
|
r_symndx = (unsigned long) -1;
|
switch (name[1])
|
switch (name[1])
|
{
|
{
|
case 'A':
|
case 'A':
|
if (strcmp (name, "*ABS*") == 0)
|
if (strcmp (name, "*ABS*") == 0)
|
r_symndx = RELOC_SECTION_ABS;
|
r_symndx = RELOC_SECTION_ABS;
|
break;
|
break;
|
case 'b':
|
case 'b':
|
if (strcmp (name, ".bss") == 0)
|
if (strcmp (name, ".bss") == 0)
|
r_symndx = RELOC_SECTION_BSS;
|
r_symndx = RELOC_SECTION_BSS;
|
break;
|
break;
|
case 'd':
|
case 'd':
|
if (strcmp (name, ".data") == 0)
|
if (strcmp (name, ".data") == 0)
|
r_symndx = RELOC_SECTION_DATA;
|
r_symndx = RELOC_SECTION_DATA;
|
break;
|
break;
|
case 'f':
|
case 'f':
|
if (strcmp (name, ".fini") == 0)
|
if (strcmp (name, ".fini") == 0)
|
r_symndx = RELOC_SECTION_FINI;
|
r_symndx = RELOC_SECTION_FINI;
|
break;
|
break;
|
case 'i':
|
case 'i':
|
if (strcmp (name, ".init") == 0)
|
if (strcmp (name, ".init") == 0)
|
r_symndx = RELOC_SECTION_INIT;
|
r_symndx = RELOC_SECTION_INIT;
|
break;
|
break;
|
case 'l':
|
case 'l':
|
if (strcmp (name, ".lita") == 0)
|
if (strcmp (name, ".lita") == 0)
|
r_symndx = RELOC_SECTION_LITA;
|
r_symndx = RELOC_SECTION_LITA;
|
else if (strcmp (name, ".lit8") == 0)
|
else if (strcmp (name, ".lit8") == 0)
|
r_symndx = RELOC_SECTION_LIT8;
|
r_symndx = RELOC_SECTION_LIT8;
|
else if (strcmp (name, ".lit4") == 0)
|
else if (strcmp (name, ".lit4") == 0)
|
r_symndx = RELOC_SECTION_LIT4;
|
r_symndx = RELOC_SECTION_LIT4;
|
break;
|
break;
|
case 'p':
|
case 'p':
|
if (strcmp (name, ".pdata") == 0)
|
if (strcmp (name, ".pdata") == 0)
|
r_symndx = RELOC_SECTION_PDATA;
|
r_symndx = RELOC_SECTION_PDATA;
|
break;
|
break;
|
case 'r':
|
case 'r':
|
if (strcmp (name, ".rdata") == 0)
|
if (strcmp (name, ".rdata") == 0)
|
r_symndx = RELOC_SECTION_RDATA;
|
r_symndx = RELOC_SECTION_RDATA;
|
else if (strcmp (name, ".rconst") == 0)
|
else if (strcmp (name, ".rconst") == 0)
|
r_symndx = RELOC_SECTION_RCONST;
|
r_symndx = RELOC_SECTION_RCONST;
|
break;
|
break;
|
case 's':
|
case 's':
|
if (strcmp (name, ".sdata") == 0)
|
if (strcmp (name, ".sdata") == 0)
|
r_symndx = RELOC_SECTION_SDATA;
|
r_symndx = RELOC_SECTION_SDATA;
|
else if (strcmp (name, ".sbss") == 0)
|
else if (strcmp (name, ".sbss") == 0)
|
r_symndx = RELOC_SECTION_SBSS;
|
r_symndx = RELOC_SECTION_SBSS;
|
break;
|
break;
|
case 't':
|
case 't':
|
if (strcmp (name, ".text") == 0)
|
if (strcmp (name, ".text") == 0)
|
r_symndx = RELOC_SECTION_TEXT;
|
r_symndx = RELOC_SECTION_TEXT;
|
break;
|
break;
|
case 'x':
|
case 'x':
|
if (strcmp (name, ".xdata") == 0)
|
if (strcmp (name, ".xdata") == 0)
|
r_symndx = RELOC_SECTION_XDATA;
|
r_symndx = RELOC_SECTION_XDATA;
|
break;
|
break;
|
}
|
}
|
|
|
if (r_symndx == (unsigned long) -1)
|
if (r_symndx == (unsigned long) -1)
|
abort ();
|
abort ();
|
|
|
/* Add the section VMA and the symbol value. */
|
/* Add the section VMA and the symbol value. */
|
relocation = (h->root.u.def.value
|
relocation = (h->root.u.def.value
|
+ hsec->output_section->vma
|
+ hsec->output_section->vma
|
+ hsec->output_offset);
|
+ hsec->output_offset);
|
}
|
}
|
else
|
else
|
{
|
{
|
/* Change the symndx value to the right one for
|
/* Change the symndx value to the right one for
|
the output BFD. */
|
the output BFD. */
|
r_symndx = h->indx;
|
r_symndx = h->indx;
|
if (r_symndx == (unsigned long) -1)
|
if (r_symndx == (unsigned long) -1)
|
{
|
{
|
/* Caller must give an error. */
|
/* Caller must give an error. */
|
r_symndx = 0;
|
r_symndx = 0;
|
}
|
}
|
relocation = 0;
|
relocation = 0;
|
}
|
}
|
|
|
/* Write out the new r_symndx value. */
|
/* Write out the new r_symndx value. */
|
H_PUT_32 (input_bfd, r_symndx, ext_rel->r_symndx);
|
H_PUT_32 (input_bfd, r_symndx, ext_rel->r_symndx);
|
|
|
return relocation;
|
return relocation;
|
}
|
}
|
|
|
/* Relocate a section while linking an Alpha ECOFF file. This is
|
/* Relocate a section while linking an Alpha ECOFF file. This is
|
quite similar to get_relocated_section_contents. Perhaps they
|
quite similar to get_relocated_section_contents. Perhaps they
|
could be combined somehow. */
|
could be combined somehow. */
|
|
|
static bfd_boolean
|
static bfd_boolean
|
alpha_relocate_section (output_bfd, info, input_bfd, input_section,
|
alpha_relocate_section (output_bfd, info, input_bfd, input_section,
|
contents, external_relocs)
|
contents, external_relocs)
|
bfd *output_bfd;
|
bfd *output_bfd;
|
struct bfd_link_info *info;
|
struct bfd_link_info *info;
|
bfd *input_bfd;
|
bfd *input_bfd;
|
asection *input_section;
|
asection *input_section;
|
bfd_byte *contents;
|
bfd_byte *contents;
|
PTR external_relocs;
|
PTR external_relocs;
|
{
|
{
|
asection **symndx_to_section, *lita_sec;
|
asection **symndx_to_section, *lita_sec;
|
struct ecoff_link_hash_entry **sym_hashes;
|
struct ecoff_link_hash_entry **sym_hashes;
|
bfd_vma gp;
|
bfd_vma gp;
|
bfd_boolean gp_undefined;
|
bfd_boolean gp_undefined;
|
bfd_vma stack[RELOC_STACKSIZE];
|
bfd_vma stack[RELOC_STACKSIZE];
|
int tos = 0;
|
int tos = 0;
|
struct external_reloc *ext_rel;
|
struct external_reloc *ext_rel;
|
struct external_reloc *ext_rel_end;
|
struct external_reloc *ext_rel_end;
|
bfd_size_type amt;
|
bfd_size_type amt;
|
|
|
/* We keep a table mapping the symndx found in an internal reloc to
|
/* We keep a table mapping the symndx found in an internal reloc to
|
the appropriate section. This is faster than looking up the
|
the appropriate section. This is faster than looking up the
|
section by name each time. */
|
section by name each time. */
|
symndx_to_section = ecoff_data (input_bfd)->symndx_to_section;
|
symndx_to_section = ecoff_data (input_bfd)->symndx_to_section;
|
if (symndx_to_section == (asection **) NULL)
|
if (symndx_to_section == (asection **) NULL)
|
{
|
{
|
amt = NUM_RELOC_SECTIONS * sizeof (asection *);
|
amt = NUM_RELOC_SECTIONS * sizeof (asection *);
|
symndx_to_section = (asection **) bfd_alloc (input_bfd, amt);
|
symndx_to_section = (asection **) bfd_alloc (input_bfd, amt);
|
if (!symndx_to_section)
|
if (!symndx_to_section)
|
return FALSE;
|
return FALSE;
|
|
|
symndx_to_section[RELOC_SECTION_NONE] = NULL;
|
symndx_to_section[RELOC_SECTION_NONE] = NULL;
|
symndx_to_section[RELOC_SECTION_TEXT] =
|
symndx_to_section[RELOC_SECTION_TEXT] =
|
bfd_get_section_by_name (input_bfd, ".text");
|
bfd_get_section_by_name (input_bfd, ".text");
|
symndx_to_section[RELOC_SECTION_RDATA] =
|
symndx_to_section[RELOC_SECTION_RDATA] =
|
bfd_get_section_by_name (input_bfd, ".rdata");
|
bfd_get_section_by_name (input_bfd, ".rdata");
|
symndx_to_section[RELOC_SECTION_DATA] =
|
symndx_to_section[RELOC_SECTION_DATA] =
|
bfd_get_section_by_name (input_bfd, ".data");
|
bfd_get_section_by_name (input_bfd, ".data");
|
symndx_to_section[RELOC_SECTION_SDATA] =
|
symndx_to_section[RELOC_SECTION_SDATA] =
|
bfd_get_section_by_name (input_bfd, ".sdata");
|
bfd_get_section_by_name (input_bfd, ".sdata");
|
symndx_to_section[RELOC_SECTION_SBSS] =
|
symndx_to_section[RELOC_SECTION_SBSS] =
|
bfd_get_section_by_name (input_bfd, ".sbss");
|
bfd_get_section_by_name (input_bfd, ".sbss");
|
symndx_to_section[RELOC_SECTION_BSS] =
|
symndx_to_section[RELOC_SECTION_BSS] =
|
bfd_get_section_by_name (input_bfd, ".bss");
|
bfd_get_section_by_name (input_bfd, ".bss");
|
symndx_to_section[RELOC_SECTION_INIT] =
|
symndx_to_section[RELOC_SECTION_INIT] =
|
bfd_get_section_by_name (input_bfd, ".init");
|
bfd_get_section_by_name (input_bfd, ".init");
|
symndx_to_section[RELOC_SECTION_LIT8] =
|
symndx_to_section[RELOC_SECTION_LIT8] =
|
bfd_get_section_by_name (input_bfd, ".lit8");
|
bfd_get_section_by_name (input_bfd, ".lit8");
|
symndx_to_section[RELOC_SECTION_LIT4] =
|
symndx_to_section[RELOC_SECTION_LIT4] =
|
bfd_get_section_by_name (input_bfd, ".lit4");
|
bfd_get_section_by_name (input_bfd, ".lit4");
|
symndx_to_section[RELOC_SECTION_XDATA] =
|
symndx_to_section[RELOC_SECTION_XDATA] =
|
bfd_get_section_by_name (input_bfd, ".xdata");
|
bfd_get_section_by_name (input_bfd, ".xdata");
|
symndx_to_section[RELOC_SECTION_PDATA] =
|
symndx_to_section[RELOC_SECTION_PDATA] =
|
bfd_get_section_by_name (input_bfd, ".pdata");
|
bfd_get_section_by_name (input_bfd, ".pdata");
|
symndx_to_section[RELOC_SECTION_FINI] =
|
symndx_to_section[RELOC_SECTION_FINI] =
|
bfd_get_section_by_name (input_bfd, ".fini");
|
bfd_get_section_by_name (input_bfd, ".fini");
|
symndx_to_section[RELOC_SECTION_LITA] =
|
symndx_to_section[RELOC_SECTION_LITA] =
|
bfd_get_section_by_name (input_bfd, ".lita");
|
bfd_get_section_by_name (input_bfd, ".lita");
|
symndx_to_section[RELOC_SECTION_ABS] = bfd_abs_section_ptr;
|
symndx_to_section[RELOC_SECTION_ABS] = bfd_abs_section_ptr;
|
symndx_to_section[RELOC_SECTION_RCONST] =
|
symndx_to_section[RELOC_SECTION_RCONST] =
|
bfd_get_section_by_name (input_bfd, ".rconst");
|
bfd_get_section_by_name (input_bfd, ".rconst");
|
|
|
ecoff_data (input_bfd)->symndx_to_section = symndx_to_section;
|
ecoff_data (input_bfd)->symndx_to_section = symndx_to_section;
|
}
|
}
|
|
|
sym_hashes = ecoff_data (input_bfd)->sym_hashes;
|
sym_hashes = ecoff_data (input_bfd)->sym_hashes;
|
|
|
/* On the Alpha, the .lita section must be addressable by the global
|
/* On the Alpha, the .lita section must be addressable by the global
|
pointer. To support large programs, we need to allow multiple
|
pointer. To support large programs, we need to allow multiple
|
global pointers. This works as long as each input .lita section
|
global pointers. This works as long as each input .lita section
|
is <64KB big. This implies that when producing relocatable
|
is <64KB big. This implies that when producing relocatable
|
output, the .lita section is limited to 64KB. . */
|
output, the .lita section is limited to 64KB. . */
|
|
|
lita_sec = symndx_to_section[RELOC_SECTION_LITA];
|
lita_sec = symndx_to_section[RELOC_SECTION_LITA];
|
gp = _bfd_get_gp_value (output_bfd);
|
gp = _bfd_get_gp_value (output_bfd);
|
if (! info->relocatable && lita_sec != NULL)
|
if (! info->relocatable && lita_sec != NULL)
|
{
|
{
|
struct ecoff_section_tdata *lita_sec_data;
|
struct ecoff_section_tdata *lita_sec_data;
|
|
|
/* Make sure we have a section data structure to which we can
|
/* Make sure we have a section data structure to which we can
|
hang on to the gp value we pick for the section. */
|
hang on to the gp value we pick for the section. */
|
lita_sec_data = ecoff_section_data (input_bfd, lita_sec);
|
lita_sec_data = ecoff_section_data (input_bfd, lita_sec);
|
if (lita_sec_data == NULL)
|
if (lita_sec_data == NULL)
|
{
|
{
|
amt = sizeof (struct ecoff_section_tdata);
|
amt = sizeof (struct ecoff_section_tdata);
|
lita_sec_data = ((struct ecoff_section_tdata *)
|
lita_sec_data = ((struct ecoff_section_tdata *)
|
bfd_zalloc (input_bfd, amt));
|
bfd_zalloc (input_bfd, amt));
|
lita_sec->used_by_bfd = lita_sec_data;
|
lita_sec->used_by_bfd = lita_sec_data;
|
}
|
}
|
|
|
if (lita_sec_data->gp != 0)
|
if (lita_sec_data->gp != 0)
|
{
|
{
|
/* If we already assigned a gp to this section, we better
|
/* If we already assigned a gp to this section, we better
|
stick with that value. */
|
stick with that value. */
|
gp = lita_sec_data->gp;
|
gp = lita_sec_data->gp;
|
}
|
}
|
else
|
else
|
{
|
{
|
bfd_vma lita_vma;
|
bfd_vma lita_vma;
|
bfd_size_type lita_size;
|
bfd_size_type lita_size;
|
|
|
lita_vma = lita_sec->output_offset + lita_sec->output_section->vma;
|
lita_vma = lita_sec->output_offset + lita_sec->output_section->vma;
|
lita_size = lita_sec->size;
|
lita_size = lita_sec->size;
|
|
|
if (gp == 0
|
if (gp == 0
|
|| lita_vma < gp - 0x8000
|
|| lita_vma < gp - 0x8000
|
|| lita_vma + lita_size >= gp + 0x8000)
|
|| lita_vma + lita_size >= gp + 0x8000)
|
{
|
{
|
/* Either gp hasn't been set at all or the current gp
|
/* Either gp hasn't been set at all or the current gp
|
cannot address this .lita section. In both cases we
|
cannot address this .lita section. In both cases we
|
reset the gp to point into the "middle" of the
|
reset the gp to point into the "middle" of the
|
current input .lita section. */
|
current input .lita section. */
|
if (gp && !ecoff_data (output_bfd)->issued_multiple_gp_warning)
|
if (gp && !ecoff_data (output_bfd)->issued_multiple_gp_warning)
|
{
|
{
|
(*info->callbacks->warning) (info,
|
(*info->callbacks->warning) (info,
|
_("using multiple gp values"),
|
_("using multiple gp values"),
|
(char *) NULL, output_bfd,
|
(char *) NULL, output_bfd,
|
(asection *) NULL, (bfd_vma) 0);
|
(asection *) NULL, (bfd_vma) 0);
|
ecoff_data (output_bfd)->issued_multiple_gp_warning = TRUE;
|
ecoff_data (output_bfd)->issued_multiple_gp_warning = TRUE;
|
}
|
}
|
if (lita_vma < gp - 0x8000)
|
if (lita_vma < gp - 0x8000)
|
gp = lita_vma + lita_size - 0x8000;
|
gp = lita_vma + lita_size - 0x8000;
|
else
|
else
|
gp = lita_vma + 0x8000;
|
gp = lita_vma + 0x8000;
|
|
|
}
|
}
|
|
|
lita_sec_data->gp = gp;
|
lita_sec_data->gp = gp;
|
}
|
}
|
|
|
_bfd_set_gp_value (output_bfd, gp);
|
_bfd_set_gp_value (output_bfd, gp);
|
}
|
}
|
|
|
gp_undefined = (gp == 0);
|
gp_undefined = (gp == 0);
|
|
|
BFD_ASSERT (bfd_header_little_endian (output_bfd));
|
BFD_ASSERT (bfd_header_little_endian (output_bfd));
|
BFD_ASSERT (bfd_header_little_endian (input_bfd));
|
BFD_ASSERT (bfd_header_little_endian (input_bfd));
|
|
|
ext_rel = (struct external_reloc *) external_relocs;
|
ext_rel = (struct external_reloc *) external_relocs;
|
ext_rel_end = ext_rel + input_section->reloc_count;
|
ext_rel_end = ext_rel + input_section->reloc_count;
|
for (; ext_rel < ext_rel_end; ext_rel++)
|
for (; ext_rel < ext_rel_end; ext_rel++)
|
{
|
{
|
bfd_vma r_vaddr;
|
bfd_vma r_vaddr;
|
unsigned long r_symndx;
|
unsigned long r_symndx;
|
int r_type;
|
int r_type;
|
int r_extern;
|
int r_extern;
|
int r_offset;
|
int r_offset;
|
int r_size;
|
int r_size;
|
bfd_boolean relocatep;
|
bfd_boolean relocatep;
|
bfd_boolean adjust_addrp;
|
bfd_boolean adjust_addrp;
|
bfd_boolean gp_usedp;
|
bfd_boolean gp_usedp;
|
bfd_vma addend;
|
bfd_vma addend;
|
|
|
r_vaddr = H_GET_64 (input_bfd, ext_rel->r_vaddr);
|
r_vaddr = H_GET_64 (input_bfd, ext_rel->r_vaddr);
|
r_symndx = H_GET_32 (input_bfd, ext_rel->r_symndx);
|
r_symndx = H_GET_32 (input_bfd, ext_rel->r_symndx);
|
|
|
r_type = ((ext_rel->r_bits[0] & RELOC_BITS0_TYPE_LITTLE)
|
r_type = ((ext_rel->r_bits[0] & RELOC_BITS0_TYPE_LITTLE)
|
>> RELOC_BITS0_TYPE_SH_LITTLE);
|
>> RELOC_BITS0_TYPE_SH_LITTLE);
|
r_extern = (ext_rel->r_bits[1] & RELOC_BITS1_EXTERN_LITTLE) != 0;
|
r_extern = (ext_rel->r_bits[1] & RELOC_BITS1_EXTERN_LITTLE) != 0;
|
r_offset = ((ext_rel->r_bits[1] & RELOC_BITS1_OFFSET_LITTLE)
|
r_offset = ((ext_rel->r_bits[1] & RELOC_BITS1_OFFSET_LITTLE)
|
>> RELOC_BITS1_OFFSET_SH_LITTLE);
|
>> RELOC_BITS1_OFFSET_SH_LITTLE);
|
/* Ignored the reserved bits. */
|
/* Ignored the reserved bits. */
|
r_size = ((ext_rel->r_bits[3] & RELOC_BITS3_SIZE_LITTLE)
|
r_size = ((ext_rel->r_bits[3] & RELOC_BITS3_SIZE_LITTLE)
|
>> RELOC_BITS3_SIZE_SH_LITTLE);
|
>> RELOC_BITS3_SIZE_SH_LITTLE);
|
|
|
relocatep = FALSE;
|
relocatep = FALSE;
|
adjust_addrp = TRUE;
|
adjust_addrp = TRUE;
|
gp_usedp = FALSE;
|
gp_usedp = FALSE;
|
addend = 0;
|
addend = 0;
|
|
|
switch (r_type)
|
switch (r_type)
|
{
|
{
|
case ALPHA_R_GPRELHIGH:
|
case ALPHA_R_GPRELHIGH:
|
(*_bfd_error_handler)
|
(*_bfd_error_handler)
|
(_("%B: unsupported relocation: ALPHA_R_GPRELHIGH"),
|
(_("%B: unsupported relocation: ALPHA_R_GPRELHIGH"),
|
input_bfd);
|
input_bfd);
|
bfd_set_error (bfd_error_bad_value);
|
bfd_set_error (bfd_error_bad_value);
|
continue;
|
continue;
|
|
|
case ALPHA_R_GPRELLOW:
|
case ALPHA_R_GPRELLOW:
|
(*_bfd_error_handler)
|
(*_bfd_error_handler)
|
(_("%B: unsupported relocation: ALPHA_R_GPRELLOW"),
|
(_("%B: unsupported relocation: ALPHA_R_GPRELLOW"),
|
input_bfd);
|
input_bfd);
|
bfd_set_error (bfd_error_bad_value);
|
bfd_set_error (bfd_error_bad_value);
|
continue;
|
continue;
|
|
|
default:
|
default:
|
(*_bfd_error_handler)
|
(*_bfd_error_handler)
|
(_("%B: unknown relocation type %d"),
|
(_("%B: unknown relocation type %d"),
|
input_bfd, (int) r_type);
|
input_bfd, (int) r_type);
|
bfd_set_error (bfd_error_bad_value);
|
bfd_set_error (bfd_error_bad_value);
|
continue;
|
continue;
|
|
|
case ALPHA_R_IGNORE:
|
case ALPHA_R_IGNORE:
|
/* This reloc appears after a GPDISP reloc. On earlier
|
/* This reloc appears after a GPDISP reloc. On earlier
|
versions of OSF/1, It marked the position of the second
|
versions of OSF/1, It marked the position of the second
|
instruction to be altered by the GPDISP reloc, but it is
|
instruction to be altered by the GPDISP reloc, but it is
|
not otherwise used for anything. For some reason, the
|
not otherwise used for anything. For some reason, the
|
address of the relocation does not appear to include the
|
address of the relocation does not appear to include the
|
section VMA, unlike the other relocation types. */
|
section VMA, unlike the other relocation types. */
|
if (info->relocatable)
|
if (info->relocatable)
|
H_PUT_64 (input_bfd, input_section->output_offset + r_vaddr,
|
H_PUT_64 (input_bfd, input_section->output_offset + r_vaddr,
|
ext_rel->r_vaddr);
|
ext_rel->r_vaddr);
|
adjust_addrp = FALSE;
|
adjust_addrp = FALSE;
|
break;
|
break;
|
|
|
case ALPHA_R_REFLONG:
|
case ALPHA_R_REFLONG:
|
case ALPHA_R_REFQUAD:
|
case ALPHA_R_REFQUAD:
|
case ALPHA_R_HINT:
|
case ALPHA_R_HINT:
|
relocatep = TRUE;
|
relocatep = TRUE;
|
break;
|
break;
|
|
|
case ALPHA_R_BRADDR:
|
case ALPHA_R_BRADDR:
|
case ALPHA_R_SREL16:
|
case ALPHA_R_SREL16:
|
case ALPHA_R_SREL32:
|
case ALPHA_R_SREL32:
|
case ALPHA_R_SREL64:
|
case ALPHA_R_SREL64:
|
if (r_extern)
|
if (r_extern)
|
addend += - (r_vaddr + 4);
|
addend += - (r_vaddr + 4);
|
relocatep = TRUE;
|
relocatep = TRUE;
|
break;
|
break;
|
|
|
case ALPHA_R_GPREL32:
|
case ALPHA_R_GPREL32:
|
/* This relocation is used in a switch table. It is a 32
|
/* This relocation is used in a switch table. It is a 32
|
bit offset from the current GP value. We must adjust it
|
bit offset from the current GP value. We must adjust it
|
by the different between the original GP value and the
|
by the different between the original GP value and the
|
current GP value. */
|
current GP value. */
|
relocatep = TRUE;
|
relocatep = TRUE;
|
addend = ecoff_data (input_bfd)->gp - gp;
|
addend = ecoff_data (input_bfd)->gp - gp;
|
gp_usedp = TRUE;
|
gp_usedp = TRUE;
|
break;
|
break;
|
|
|
case ALPHA_R_LITERAL:
|
case ALPHA_R_LITERAL:
|
/* This is a reference to a literal value, generally
|
/* This is a reference to a literal value, generally
|
(always?) in the .lita section. This is a 16 bit GP
|
(always?) in the .lita section. This is a 16 bit GP
|
relative relocation. Sometimes the subsequent reloc is a
|
relative relocation. Sometimes the subsequent reloc is a
|
LITUSE reloc, which indicates how this reloc is used.
|
LITUSE reloc, which indicates how this reloc is used.
|
This sometimes permits rewriting the two instructions
|
This sometimes permits rewriting the two instructions
|
referred to by the LITERAL and the LITUSE into different
|
referred to by the LITERAL and the LITUSE into different
|
instructions which do not refer to .lita. This can save
|
instructions which do not refer to .lita. This can save
|
a memory reference, and permits removing a value from
|
a memory reference, and permits removing a value from
|
.lita thus saving GP relative space.
|
.lita thus saving GP relative space.
|
|
|
We do not these optimizations. To do them we would need
|
We do not these optimizations. To do them we would need
|
to arrange to link the .lita section first, so that by
|
to arrange to link the .lita section first, so that by
|
the time we got here we would know the final values to
|
the time we got here we would know the final values to
|
use. This would not be particularly difficult, but it is
|
use. This would not be particularly difficult, but it is
|
not currently implemented. */
|
not currently implemented. */
|
|
|
/* I believe that the LITERAL reloc will only apply to a ldq
|
/* I believe that the LITERAL reloc will only apply to a ldq
|
or ldl instruction, so check my assumption. */
|
or ldl instruction, so check my assumption. */
|
{
|
{
|
unsigned long insn;
|
unsigned long insn;
|
|
|
insn = bfd_get_32 (input_bfd,
|
insn = bfd_get_32 (input_bfd,
|
contents + r_vaddr - input_section->vma);
|
contents + r_vaddr - input_section->vma);
|
BFD_ASSERT (((insn >> 26) & 0x3f) == 0x29
|
BFD_ASSERT (((insn >> 26) & 0x3f) == 0x29
|
|| ((insn >> 26) & 0x3f) == 0x28);
|
|| ((insn >> 26) & 0x3f) == 0x28);
|
}
|
}
|
|
|
relocatep = TRUE;
|
relocatep = TRUE;
|
addend = ecoff_data (input_bfd)->gp - gp;
|
addend = ecoff_data (input_bfd)->gp - gp;
|
gp_usedp = TRUE;
|
gp_usedp = TRUE;
|
break;
|
break;
|
|
|
case ALPHA_R_LITUSE:
|
case ALPHA_R_LITUSE:
|
/* See ALPHA_R_LITERAL above for the uses of this reloc. It
|
/* See ALPHA_R_LITERAL above for the uses of this reloc. It
|
does not cause anything to happen, itself. */
|
does not cause anything to happen, itself. */
|
break;
|
break;
|
|
|
case ALPHA_R_GPDISP:
|
case ALPHA_R_GPDISP:
|
/* This marks the ldah of an ldah/lda pair which loads the
|
/* This marks the ldah of an ldah/lda pair which loads the
|
gp register with the difference of the gp value and the
|
gp register with the difference of the gp value and the
|
current location. The second of the pair is r_symndx
|
current location. The second of the pair is r_symndx
|
bytes ahead. It used to be marked with an ALPHA_R_IGNORE
|
bytes ahead. It used to be marked with an ALPHA_R_IGNORE
|
reloc, but OSF/1 3.2 no longer does that. */
|
reloc, but OSF/1 3.2 no longer does that. */
|
{
|
{
|
unsigned long insn1, insn2;
|
unsigned long insn1, insn2;
|
|
|
/* Get the two instructions. */
|
/* Get the two instructions. */
|
insn1 = bfd_get_32 (input_bfd,
|
insn1 = bfd_get_32 (input_bfd,
|
contents + r_vaddr - input_section->vma);
|
contents + r_vaddr - input_section->vma);
|
insn2 = bfd_get_32 (input_bfd,
|
insn2 = bfd_get_32 (input_bfd,
|
(contents
|
(contents
|
+ r_vaddr
|
+ r_vaddr
|
- input_section->vma
|
- input_section->vma
|
+ r_symndx));
|
+ r_symndx));
|
|
|
BFD_ASSERT (((insn1 >> 26) & 0x3f) == 0x09); /* ldah */
|
BFD_ASSERT (((insn1 >> 26) & 0x3f) == 0x09); /* ldah */
|
BFD_ASSERT (((insn2 >> 26) & 0x3f) == 0x08); /* lda */
|
BFD_ASSERT (((insn2 >> 26) & 0x3f) == 0x08); /* lda */
|
|
|
/* Get the existing addend. We must account for the sign
|
/* Get the existing addend. We must account for the sign
|
extension done by lda and ldah. */
|
extension done by lda and ldah. */
|
addend = ((insn1 & 0xffff) << 16) + (insn2 & 0xffff);
|
addend = ((insn1 & 0xffff) << 16) + (insn2 & 0xffff);
|
if (insn1 & 0x8000)
|
if (insn1 & 0x8000)
|
{
|
{
|
/* This is addend -= 0x100000000 without causing an
|
/* This is addend -= 0x100000000 without causing an
|
integer overflow on a 32 bit host. */
|
integer overflow on a 32 bit host. */
|
addend -= 0x80000000;
|
addend -= 0x80000000;
|
addend -= 0x80000000;
|
addend -= 0x80000000;
|
}
|
}
|
if (insn2 & 0x8000)
|
if (insn2 & 0x8000)
|
addend -= 0x10000;
|
addend -= 0x10000;
|
|
|
/* The existing addend includes the difference between the
|
/* The existing addend includes the difference between the
|
gp of the input BFD and the address in the input BFD.
|
gp of the input BFD and the address in the input BFD.
|
We want to change this to the difference between the
|
We want to change this to the difference between the
|
final GP and the final address. */
|
final GP and the final address. */
|
addend += (gp
|
addend += (gp
|
- ecoff_data (input_bfd)->gp
|
- ecoff_data (input_bfd)->gp
|
+ input_section->vma
|
+ input_section->vma
|
- (input_section->output_section->vma
|
- (input_section->output_section->vma
|
+ input_section->output_offset));
|
+ input_section->output_offset));
|
|
|
/* Change the instructions, accounting for the sign
|
/* Change the instructions, accounting for the sign
|
extension, and write them out. */
|
extension, and write them out. */
|
if (addend & 0x8000)
|
if (addend & 0x8000)
|
addend += 0x10000;
|
addend += 0x10000;
|
insn1 = (insn1 & 0xffff0000) | ((addend >> 16) & 0xffff);
|
insn1 = (insn1 & 0xffff0000) | ((addend >> 16) & 0xffff);
|
insn2 = (insn2 & 0xffff0000) | (addend & 0xffff);
|
insn2 = (insn2 & 0xffff0000) | (addend & 0xffff);
|
|
|
bfd_put_32 (input_bfd, (bfd_vma) insn1,
|
bfd_put_32 (input_bfd, (bfd_vma) insn1,
|
contents + r_vaddr - input_section->vma);
|
contents + r_vaddr - input_section->vma);
|
bfd_put_32 (input_bfd, (bfd_vma) insn2,
|
bfd_put_32 (input_bfd, (bfd_vma) insn2,
|
contents + r_vaddr - input_section->vma + r_symndx);
|
contents + r_vaddr - input_section->vma + r_symndx);
|
|
|
gp_usedp = TRUE;
|
gp_usedp = TRUE;
|
}
|
}
|
break;
|
break;
|
|
|
case ALPHA_R_OP_PUSH:
|
case ALPHA_R_OP_PUSH:
|
case ALPHA_R_OP_PSUB:
|
case ALPHA_R_OP_PSUB:
|
case ALPHA_R_OP_PRSHIFT:
|
case ALPHA_R_OP_PRSHIFT:
|
/* Manipulate values on the reloc evaluation stack. The
|
/* Manipulate values on the reloc evaluation stack. The
|
r_vaddr field is not an address in input_section, it is
|
r_vaddr field is not an address in input_section, it is
|
the current value (including any addend) of the object
|
the current value (including any addend) of the object
|
being used. */
|
being used. */
|
if (! r_extern)
|
if (! r_extern)
|
{
|
{
|
asection *s;
|
asection *s;
|
|
|
s = symndx_to_section[r_symndx];
|
s = symndx_to_section[r_symndx];
|
if (s == (asection *) NULL)
|
if (s == (asection *) NULL)
|
abort ();
|
abort ();
|
addend = s->output_section->vma + s->output_offset - s->vma;
|
addend = s->output_section->vma + s->output_offset - s->vma;
|
}
|
}
|
else
|
else
|
{
|
{
|
struct ecoff_link_hash_entry *h;
|
struct ecoff_link_hash_entry *h;
|
|
|
h = sym_hashes[r_symndx];
|
h = sym_hashes[r_symndx];
|
if (h == (struct ecoff_link_hash_entry *) NULL)
|
if (h == (struct ecoff_link_hash_entry *) NULL)
|
abort ();
|
abort ();
|
|
|
if (! info->relocatable)
|
if (! info->relocatable)
|
{
|
{
|
if (h->root.type == bfd_link_hash_defined
|
if (h->root.type == bfd_link_hash_defined
|
|| h->root.type == bfd_link_hash_defweak)
|
|| h->root.type == bfd_link_hash_defweak)
|
addend = (h->root.u.def.value
|
addend = (h->root.u.def.value
|
+ h->root.u.def.section->output_section->vma
|
+ h->root.u.def.section->output_section->vma
|
+ h->root.u.def.section->output_offset);
|
+ h->root.u.def.section->output_offset);
|
else
|
else
|
{
|
{
|
/* Note that we pass the address as 0, since we
|
/* Note that we pass the address as 0, since we
|
do not have a meaningful number for the
|
do not have a meaningful number for the
|
location within the section that is being
|
location within the section that is being
|
relocated. */
|
relocated. */
|
if (! ((*info->callbacks->undefined_symbol)
|
if (! ((*info->callbacks->undefined_symbol)
|
(info, h->root.root.string, input_bfd,
|
(info, h->root.root.string, input_bfd,
|
input_section, (bfd_vma) 0, TRUE)))
|
input_section, (bfd_vma) 0, TRUE)))
|
return FALSE;
|
return FALSE;
|
addend = 0;
|
addend = 0;
|
}
|
}
|
}
|
}
|
else
|
else
|
{
|
{
|
if (h->root.type != bfd_link_hash_defined
|
if (h->root.type != bfd_link_hash_defined
|
&& h->root.type != bfd_link_hash_defweak
|
&& h->root.type != bfd_link_hash_defweak
|
&& h->indx == -1)
|
&& h->indx == -1)
|
{
|
{
|
/* This symbol is not being written out. Pass
|
/* This symbol is not being written out. Pass
|
the address as 0, as with undefined_symbol,
|
the address as 0, as with undefined_symbol,
|
above. */
|
above. */
|
if (! ((*info->callbacks->unattached_reloc)
|
if (! ((*info->callbacks->unattached_reloc)
|
(info, h->root.root.string, input_bfd,
|
(info, h->root.root.string, input_bfd,
|
input_section, (bfd_vma) 0)))
|
input_section, (bfd_vma) 0)))
|
return FALSE;
|
return FALSE;
|
}
|
}
|
|
|
addend = alpha_convert_external_reloc (output_bfd, info,
|
addend = alpha_convert_external_reloc (output_bfd, info,
|
input_bfd,
|
input_bfd,
|
ext_rel, h);
|
ext_rel, h);
|
}
|
}
|
}
|
}
|
|
|
addend += r_vaddr;
|
addend += r_vaddr;
|
|
|
if (info->relocatable)
|
if (info->relocatable)
|
{
|
{
|
/* Adjust r_vaddr by the addend. */
|
/* Adjust r_vaddr by the addend. */
|
H_PUT_64 (input_bfd, addend, ext_rel->r_vaddr);
|
H_PUT_64 (input_bfd, addend, ext_rel->r_vaddr);
|
}
|
}
|
else
|
else
|
{
|
{
|
switch (r_type)
|
switch (r_type)
|
{
|
{
|
case ALPHA_R_OP_PUSH:
|
case ALPHA_R_OP_PUSH:
|
if (tos >= RELOC_STACKSIZE)
|
if (tos >= RELOC_STACKSIZE)
|
abort ();
|
abort ();
|
stack[tos++] = addend;
|
stack[tos++] = addend;
|
break;
|
break;
|
|
|
case ALPHA_R_OP_PSUB:
|
case ALPHA_R_OP_PSUB:
|
if (tos == 0)
|
if (tos == 0)
|
abort ();
|
abort ();
|
stack[tos - 1] -= addend;
|
stack[tos - 1] -= addend;
|
break;
|
break;
|
|
|
case ALPHA_R_OP_PRSHIFT:
|
case ALPHA_R_OP_PRSHIFT:
|
if (tos == 0)
|
if (tos == 0)
|
abort ();
|
abort ();
|
stack[tos - 1] >>= addend;
|
stack[tos - 1] >>= addend;
|
break;
|
break;
|
}
|
}
|
}
|
}
|
|
|
adjust_addrp = FALSE;
|
adjust_addrp = FALSE;
|
break;
|
break;
|
|
|
case ALPHA_R_OP_STORE:
|
case ALPHA_R_OP_STORE:
|
/* Store a value from the reloc stack into a bitfield. If
|
/* Store a value from the reloc stack into a bitfield. If
|
we are generating relocatable output, all we do is
|
we are generating relocatable output, all we do is
|
adjust the address of the reloc. */
|
adjust the address of the reloc. */
|
if (! info->relocatable)
|
if (! info->relocatable)
|
{
|
{
|
bfd_vma mask;
|
bfd_vma mask;
|
bfd_vma val;
|
bfd_vma val;
|
|
|
if (tos == 0)
|
if (tos == 0)
|
abort ();
|
abort ();
|
|
|
/* Get the relocation mask. The separate steps and the
|
/* Get the relocation mask. The separate steps and the
|
casts to bfd_vma are attempts to avoid a bug in the
|
casts to bfd_vma are attempts to avoid a bug in the
|
Alpha OSF 1.3 C compiler. See reloc.c for more
|
Alpha OSF 1.3 C compiler. See reloc.c for more
|
details. */
|
details. */
|
mask = 1;
|
mask = 1;
|
mask <<= (bfd_vma) r_size;
|
mask <<= (bfd_vma) r_size;
|
mask -= 1;
|
mask -= 1;
|
|
|
/* FIXME: I don't know what kind of overflow checking,
|
/* FIXME: I don't know what kind of overflow checking,
|
if any, should be done here. */
|
if any, should be done here. */
|
val = bfd_get_64 (input_bfd,
|
val = bfd_get_64 (input_bfd,
|
contents + r_vaddr - input_section->vma);
|
contents + r_vaddr - input_section->vma);
|
val &=~ mask << (bfd_vma) r_offset;
|
val &=~ mask << (bfd_vma) r_offset;
|
val |= (stack[--tos] & mask) << (bfd_vma) r_offset;
|
val |= (stack[--tos] & mask) << (bfd_vma) r_offset;
|
bfd_put_64 (input_bfd, val,
|
bfd_put_64 (input_bfd, val,
|
contents + r_vaddr - input_section->vma);
|
contents + r_vaddr - input_section->vma);
|
}
|
}
|
break;
|
break;
|
|
|
case ALPHA_R_GPVALUE:
|
case ALPHA_R_GPVALUE:
|
/* I really don't know if this does the right thing. */
|
/* I really don't know if this does the right thing. */
|
gp = ecoff_data (input_bfd)->gp + r_symndx;
|
gp = ecoff_data (input_bfd)->gp + r_symndx;
|
gp_undefined = FALSE;
|
gp_undefined = FALSE;
|
break;
|
break;
|
}
|
}
|
|
|
if (relocatep)
|
if (relocatep)
|
{
|
{
|
reloc_howto_type *howto;
|
reloc_howto_type *howto;
|
struct ecoff_link_hash_entry *h = NULL;
|
struct ecoff_link_hash_entry *h = NULL;
|
asection *s = NULL;
|
asection *s = NULL;
|
bfd_vma relocation;
|
bfd_vma relocation;
|
bfd_reloc_status_type r;
|
bfd_reloc_status_type r;
|
|
|
/* Perform a relocation. */
|
/* Perform a relocation. */
|
|
|
howto = &alpha_howto_table[r_type];
|
howto = &alpha_howto_table[r_type];
|
|
|
if (r_extern)
|
if (r_extern)
|
{
|
{
|
h = sym_hashes[r_symndx];
|
h = sym_hashes[r_symndx];
|
/* If h is NULL, that means that there is a reloc
|
/* If h is NULL, that means that there is a reloc
|
against an external symbol which we thought was just
|
against an external symbol which we thought was just
|
a debugging symbol. This should not happen. */
|
a debugging symbol. This should not happen. */
|
if (h == (struct ecoff_link_hash_entry *) NULL)
|
if (h == (struct ecoff_link_hash_entry *) NULL)
|
abort ();
|
abort ();
|
}
|
}
|
else
|
else
|
{
|
{
|
if (r_symndx >= NUM_RELOC_SECTIONS)
|
if (r_symndx >= NUM_RELOC_SECTIONS)
|
s = NULL;
|
s = NULL;
|
else
|
else
|
s = symndx_to_section[r_symndx];
|
s = symndx_to_section[r_symndx];
|
|
|
if (s == (asection *) NULL)
|
if (s == (asection *) NULL)
|
abort ();
|
abort ();
|
}
|
}
|
|
|
if (info->relocatable)
|
if (info->relocatable)
|
{
|
{
|
/* We are generating relocatable output, and must
|
/* We are generating relocatable output, and must
|
convert the existing reloc. */
|
convert the existing reloc. */
|
if (r_extern)
|
if (r_extern)
|
{
|
{
|
if (h->root.type != bfd_link_hash_defined
|
if (h->root.type != bfd_link_hash_defined
|
&& h->root.type != bfd_link_hash_defweak
|
&& h->root.type != bfd_link_hash_defweak
|
&& h->indx == -1)
|
&& h->indx == -1)
|
{
|
{
|
/* This symbol is not being written out. */
|
/* This symbol is not being written out. */
|
if (! ((*info->callbacks->unattached_reloc)
|
if (! ((*info->callbacks->unattached_reloc)
|
(info, h->root.root.string, input_bfd,
|
(info, h->root.root.string, input_bfd,
|
input_section, r_vaddr - input_section->vma)))
|
input_section, r_vaddr - input_section->vma)))
|
return FALSE;
|
return FALSE;
|
}
|
}
|
|
|
relocation = alpha_convert_external_reloc (output_bfd,
|
relocation = alpha_convert_external_reloc (output_bfd,
|
info,
|
info,
|
input_bfd,
|
input_bfd,
|
ext_rel,
|
ext_rel,
|
h);
|
h);
|
}
|
}
|
else
|
else
|
{
|
{
|
/* This is a relocation against a section. Adjust
|
/* This is a relocation against a section. Adjust
|
the value by the amount the section moved. */
|
the value by the amount the section moved. */
|
relocation = (s->output_section->vma
|
relocation = (s->output_section->vma
|
+ s->output_offset
|
+ s->output_offset
|
- s->vma);
|
- s->vma);
|
}
|
}
|
|
|
/* If this is PC relative, the existing object file
|
/* If this is PC relative, the existing object file
|
appears to already have the reloc worked out. We
|
appears to already have the reloc worked out. We
|
must subtract out the old value and add in the new
|
must subtract out the old value and add in the new
|
one. */
|
one. */
|
if (howto->pc_relative)
|
if (howto->pc_relative)
|
relocation -= (input_section->output_section->vma
|
relocation -= (input_section->output_section->vma
|
+ input_section->output_offset
|
+ input_section->output_offset
|
- input_section->vma);
|
- input_section->vma);
|
|
|
/* Put in any addend. */
|
/* Put in any addend. */
|
relocation += addend;
|
relocation += addend;
|
|
|
/* Adjust the contents. */
|
/* Adjust the contents. */
|
r = _bfd_relocate_contents (howto, input_bfd, relocation,
|
r = _bfd_relocate_contents (howto, input_bfd, relocation,
|
(contents
|
(contents
|
+ r_vaddr
|
+ r_vaddr
|
- input_section->vma));
|
- input_section->vma));
|
}
|
}
|
else
|
else
|
{
|
{
|
/* We are producing a final executable. */
|
/* We are producing a final executable. */
|
if (r_extern)
|
if (r_extern)
|
{
|
{
|
/* This is a reloc against a symbol. */
|
/* This is a reloc against a symbol. */
|
if (h->root.type == bfd_link_hash_defined
|
if (h->root.type == bfd_link_hash_defined
|
|| h->root.type == bfd_link_hash_defweak)
|
|| h->root.type == bfd_link_hash_defweak)
|
{
|
{
|
asection *hsec;
|
asection *hsec;
|
|
|
hsec = h->root.u.def.section;
|
hsec = h->root.u.def.section;
|
relocation = (h->root.u.def.value
|
relocation = (h->root.u.def.value
|
+ hsec->output_section->vma
|
+ hsec->output_section->vma
|
+ hsec->output_offset);
|
+ hsec->output_offset);
|
}
|
}
|
else
|
else
|
{
|
{
|
if (! ((*info->callbacks->undefined_symbol)
|
if (! ((*info->callbacks->undefined_symbol)
|
(info, h->root.root.string, input_bfd,
|
(info, h->root.root.string, input_bfd,
|
input_section,
|
input_section,
|
r_vaddr - input_section->vma, TRUE)))
|
r_vaddr - input_section->vma, TRUE)))
|
return FALSE;
|
return FALSE;
|
relocation = 0;
|
relocation = 0;
|
}
|
}
|
}
|
}
|
else
|
else
|
{
|
{
|
/* This is a reloc against a section. */
|
/* This is a reloc against a section. */
|
relocation = (s->output_section->vma
|
relocation = (s->output_section->vma
|
+ s->output_offset
|
+ s->output_offset
|
- s->vma);
|
- s->vma);
|
|
|
/* Adjust a PC relative relocation by removing the
|
/* Adjust a PC relative relocation by removing the
|
reference to the original source section. */
|
reference to the original source section. */
|
if (howto->pc_relative)
|
if (howto->pc_relative)
|
relocation += input_section->vma;
|
relocation += input_section->vma;
|
}
|
}
|
|
|
r = _bfd_final_link_relocate (howto,
|
r = _bfd_final_link_relocate (howto,
|
input_bfd,
|
input_bfd,
|
input_section,
|
input_section,
|
contents,
|
contents,
|
r_vaddr - input_section->vma,
|
r_vaddr - input_section->vma,
|
relocation,
|
relocation,
|
addend);
|
addend);
|
}
|
}
|
|
|
if (r != bfd_reloc_ok)
|
if (r != bfd_reloc_ok)
|
{
|
{
|
switch (r)
|
switch (r)
|
{
|
{
|
default:
|
default:
|
case bfd_reloc_outofrange:
|
case bfd_reloc_outofrange:
|
abort ();
|
abort ();
|
case bfd_reloc_overflow:
|
case bfd_reloc_overflow:
|
{
|
{
|
const char *name;
|
const char *name;
|
|
|
if (r_extern)
|
if (r_extern)
|
name = sym_hashes[r_symndx]->root.root.string;
|
name = sym_hashes[r_symndx]->root.root.string;
|
else
|
else
|
name = bfd_section_name (input_bfd,
|
name = bfd_section_name (input_bfd,
|
symndx_to_section[r_symndx]);
|
symndx_to_section[r_symndx]);
|
if (! ((*info->callbacks->reloc_overflow)
|
if (! ((*info->callbacks->reloc_overflow)
|
(info, NULL, name,
|
(info, NULL, name,
|
alpha_howto_table[r_type].name,
|
alpha_howto_table[r_type].name,
|
(bfd_vma) 0, input_bfd, input_section,
|
(bfd_vma) 0, input_bfd, input_section,
|
r_vaddr - input_section->vma)))
|
r_vaddr - input_section->vma)))
|
return FALSE;
|
return FALSE;
|
}
|
}
|
break;
|
break;
|
}
|
}
|
}
|
}
|
}
|
}
|
|
|
if (info->relocatable && adjust_addrp)
|
if (info->relocatable && adjust_addrp)
|
{
|
{
|
/* Change the address of the relocation. */
|
/* Change the address of the relocation. */
|
H_PUT_64 (input_bfd,
|
H_PUT_64 (input_bfd,
|
(input_section->output_section->vma
|
(input_section->output_section->vma
|
+ input_section->output_offset
|
+ input_section->output_offset
|
- input_section->vma
|
- input_section->vma
|
+ r_vaddr),
|
+ r_vaddr),
|
ext_rel->r_vaddr);
|
ext_rel->r_vaddr);
|
}
|
}
|
|
|
if (gp_usedp && gp_undefined)
|
if (gp_usedp && gp_undefined)
|
{
|
{
|
if (! ((*info->callbacks->reloc_dangerous)
|
if (! ((*info->callbacks->reloc_dangerous)
|
(info, _("GP relative relocation used when GP not defined"),
|
(info, _("GP relative relocation used when GP not defined"),
|
input_bfd, input_section, r_vaddr - input_section->vma)))
|
input_bfd, input_section, r_vaddr - input_section->vma)))
|
return FALSE;
|
return FALSE;
|
/* Only give the error once per link. */
|
/* Only give the error once per link. */
|
gp = 4;
|
gp = 4;
|
_bfd_set_gp_value (output_bfd, gp);
|
_bfd_set_gp_value (output_bfd, gp);
|
gp_undefined = FALSE;
|
gp_undefined = FALSE;
|
}
|
}
|
}
|
}
|
|
|
if (tos != 0)
|
if (tos != 0)
|
abort ();
|
abort ();
|
|
|
return TRUE;
|
return TRUE;
|
}
|
}
|
|
|
/* Do final adjustments to the filehdr and the aouthdr. This routine
|
/* Do final adjustments to the filehdr and the aouthdr. This routine
|
sets the dynamic bits in the file header. */
|
sets the dynamic bits in the file header. */
|
|
|
static bfd_boolean
|
static bfd_boolean
|
alpha_adjust_headers (abfd, fhdr, ahdr)
|
alpha_adjust_headers (abfd, fhdr, ahdr)
|
bfd *abfd;
|
bfd *abfd;
|
struct internal_filehdr *fhdr;
|
struct internal_filehdr *fhdr;
|
struct internal_aouthdr *ahdr ATTRIBUTE_UNUSED;
|
struct internal_aouthdr *ahdr ATTRIBUTE_UNUSED;
|
{
|
{
|
if ((abfd->flags & (DYNAMIC | EXEC_P)) == (DYNAMIC | EXEC_P))
|
if ((abfd->flags & (DYNAMIC | EXEC_P)) == (DYNAMIC | EXEC_P))
|
fhdr->f_flags |= F_ALPHA_CALL_SHARED;
|
fhdr->f_flags |= F_ALPHA_CALL_SHARED;
|
else if ((abfd->flags & DYNAMIC) != 0)
|
else if ((abfd->flags & DYNAMIC) != 0)
|
fhdr->f_flags |= F_ALPHA_SHARABLE;
|
fhdr->f_flags |= F_ALPHA_SHARABLE;
|
return TRUE;
|
return TRUE;
|
}
|
}
|
|
|
/* Archive handling. In OSF/1 (or Digital Unix) v3.2, Digital
|
/* Archive handling. In OSF/1 (or Digital Unix) v3.2, Digital
|
introduced archive packing, in which the elements in an archive are
|
introduced archive packing, in which the elements in an archive are
|
optionally compressed using a simple dictionary scheme. We know
|
optionally compressed using a simple dictionary scheme. We know
|
how to read such archives, but we don't write them. */
|
how to read such archives, but we don't write them. */
|
|
|
#define alpha_ecoff_slurp_armap _bfd_ecoff_slurp_armap
|
#define alpha_ecoff_slurp_armap _bfd_ecoff_slurp_armap
|
#define alpha_ecoff_slurp_extended_name_table \
|
#define alpha_ecoff_slurp_extended_name_table \
|
_bfd_ecoff_slurp_extended_name_table
|
_bfd_ecoff_slurp_extended_name_table
|
#define alpha_ecoff_construct_extended_name_table \
|
#define alpha_ecoff_construct_extended_name_table \
|
_bfd_ecoff_construct_extended_name_table
|
_bfd_ecoff_construct_extended_name_table
|
#define alpha_ecoff_truncate_arname _bfd_ecoff_truncate_arname
|
#define alpha_ecoff_truncate_arname _bfd_ecoff_truncate_arname
|
#define alpha_ecoff_write_armap _bfd_ecoff_write_armap
|
#define alpha_ecoff_write_armap _bfd_ecoff_write_armap
|
#define alpha_ecoff_generic_stat_arch_elt _bfd_ecoff_generic_stat_arch_elt
|
#define alpha_ecoff_generic_stat_arch_elt _bfd_ecoff_generic_stat_arch_elt
|
#define alpha_ecoff_update_armap_timestamp _bfd_ecoff_update_armap_timestamp
|
#define alpha_ecoff_update_armap_timestamp _bfd_ecoff_update_armap_timestamp
|
|
|
/* A compressed file uses this instead of ARFMAG. */
|
/* A compressed file uses this instead of ARFMAG. */
|
|
|
#define ARFZMAG "Z\012"
|
#define ARFZMAG "Z\012"
|
|
|
/* Read an archive header. This is like the standard routine, but it
|
/* Read an archive header. This is like the standard routine, but it
|
also accepts ARFZMAG. */
|
also accepts ARFZMAG. */
|
|
|
static PTR
|
static PTR
|
alpha_ecoff_read_ar_hdr (abfd)
|
alpha_ecoff_read_ar_hdr (abfd)
|
bfd *abfd;
|
bfd *abfd;
|
{
|
{
|
struct areltdata *ret;
|
struct areltdata *ret;
|
struct ar_hdr *h;
|
struct ar_hdr *h;
|
|
|
ret = (struct areltdata *) _bfd_generic_read_ar_hdr_mag (abfd, ARFZMAG);
|
ret = (struct areltdata *) _bfd_generic_read_ar_hdr_mag (abfd, ARFZMAG);
|
if (ret == NULL)
|
if (ret == NULL)
|
return NULL;
|
return NULL;
|
|
|
h = (struct ar_hdr *) ret->arch_header;
|
h = (struct ar_hdr *) ret->arch_header;
|
if (strncmp (h->ar_fmag, ARFZMAG, 2) == 0)
|
if (strncmp (h->ar_fmag, ARFZMAG, 2) == 0)
|
{
|
{
|
bfd_byte ab[8];
|
bfd_byte ab[8];
|
|
|
/* This is a compressed file. We must set the size correctly.
|
/* This is a compressed file. We must set the size correctly.
|
The size is the eight bytes after the dummy file header. */
|
The size is the eight bytes after the dummy file header. */
|
if (bfd_seek (abfd, (file_ptr) FILHSZ, SEEK_CUR) != 0
|
if (bfd_seek (abfd, (file_ptr) FILHSZ, SEEK_CUR) != 0
|
|| bfd_bread (ab, (bfd_size_type) 8, abfd) != 8
|
|| bfd_bread (ab, (bfd_size_type) 8, abfd) != 8
|
|| bfd_seek (abfd, (file_ptr) (- (FILHSZ + 8)), SEEK_CUR) != 0)
|
|| bfd_seek (abfd, (file_ptr) (- (FILHSZ + 8)), SEEK_CUR) != 0)
|
return NULL;
|
return NULL;
|
|
|
ret->parsed_size = H_GET_64 (abfd, ab);
|
ret->parsed_size = H_GET_64 (abfd, ab);
|
}
|
}
|
|
|
return (PTR) ret;
|
return (PTR) ret;
|
}
|
}
|
|
|
/* Get an archive element at a specified file position. This is where
|
/* Get an archive element at a specified file position. This is where
|
we uncompress the archive element if necessary. */
|
we uncompress the archive element if necessary. */
|
|
|
static bfd *
|
static bfd *
|
alpha_ecoff_get_elt_at_filepos (archive, filepos)
|
alpha_ecoff_get_elt_at_filepos (archive, filepos)
|
bfd *archive;
|
bfd *archive;
|
file_ptr filepos;
|
file_ptr filepos;
|
{
|
{
|
bfd *nbfd = NULL;
|
bfd *nbfd = NULL;
|
struct areltdata *tdata;
|
struct areltdata *tdata;
|
struct ar_hdr *hdr;
|
struct ar_hdr *hdr;
|
bfd_byte ab[8];
|
bfd_byte ab[8];
|
bfd_size_type size;
|
bfd_size_type size;
|
bfd_byte *buf, *p;
|
bfd_byte *buf, *p;
|
struct bfd_in_memory *bim;
|
struct bfd_in_memory *bim;
|
|
|
buf = NULL;
|
buf = NULL;
|
nbfd = _bfd_get_elt_at_filepos (archive, filepos);
|
nbfd = _bfd_get_elt_at_filepos (archive, filepos);
|
if (nbfd == NULL)
|
if (nbfd == NULL)
|
goto error_return;
|
goto error_return;
|
|
|
if ((nbfd->flags & BFD_IN_MEMORY) != 0)
|
if ((nbfd->flags & BFD_IN_MEMORY) != 0)
|
{
|
{
|
/* We have already expanded this BFD. */
|
/* We have already expanded this BFD. */
|
return nbfd;
|
return nbfd;
|
}
|
}
|
|
|
tdata = (struct areltdata *) nbfd->arelt_data;
|
tdata = (struct areltdata *) nbfd->arelt_data;
|
hdr = (struct ar_hdr *) tdata->arch_header;
|
hdr = (struct ar_hdr *) tdata->arch_header;
|
if (strncmp (hdr->ar_fmag, ARFZMAG, 2) != 0)
|
if (strncmp (hdr->ar_fmag, ARFZMAG, 2) != 0)
|
return nbfd;
|
return nbfd;
|
|
|
/* We must uncompress this element. We do this by copying it into a
|
/* We must uncompress this element. We do this by copying it into a
|
memory buffer, and making bfd_bread and bfd_seek use that buffer.
|
memory buffer, and making bfd_bread and bfd_seek use that buffer.
|
This can use a lot of memory, but it's simpler than getting a
|
This can use a lot of memory, but it's simpler than getting a
|
temporary file, making that work with the file descriptor caching
|
temporary file, making that work with the file descriptor caching
|
code, and making sure that it is deleted at all appropriate
|
code, and making sure that it is deleted at all appropriate
|
times. It can be changed if it ever becomes important. */
|
times. It can be changed if it ever becomes important. */
|
|
|
/* The compressed file starts with a dummy ECOFF file header. */
|
/* The compressed file starts with a dummy ECOFF file header. */
|
if (bfd_seek (nbfd, (file_ptr) FILHSZ, SEEK_SET) != 0)
|
if (bfd_seek (nbfd, (file_ptr) FILHSZ, SEEK_SET) != 0)
|
goto error_return;
|
goto error_return;
|
|
|
/* The next eight bytes are the real file size. */
|
/* The next eight bytes are the real file size. */
|
if (bfd_bread (ab, (bfd_size_type) 8, nbfd) != 8)
|
if (bfd_bread (ab, (bfd_size_type) 8, nbfd) != 8)
|
goto error_return;
|
goto error_return;
|
size = H_GET_64 (nbfd, ab);
|
size = H_GET_64 (nbfd, ab);
|
|
|
if (size != 0)
|
if (size != 0)
|
{
|
{
|
bfd_size_type left;
|
bfd_size_type left;
|
bfd_byte dict[4096];
|
bfd_byte dict[4096];
|
unsigned int h;
|
unsigned int h;
|
bfd_byte b;
|
bfd_byte b;
|
|
|
buf = (bfd_byte *) bfd_malloc (size);
|
buf = (bfd_byte *) bfd_malloc (size);
|
if (buf == NULL)
|
if (buf == NULL)
|
goto error_return;
|
goto error_return;
|
p = buf;
|
p = buf;
|
|
|
left = size;
|
left = size;
|
|
|
/* I don't know what the next eight bytes are for. */
|
/* I don't know what the next eight bytes are for. */
|
if (bfd_bread (ab, (bfd_size_type) 8, nbfd) != 8)
|
if (bfd_bread (ab, (bfd_size_type) 8, nbfd) != 8)
|
goto error_return;
|
goto error_return;
|
|
|
/* This is the uncompression algorithm. It's a simple
|
/* This is the uncompression algorithm. It's a simple
|
dictionary based scheme in which each character is predicted
|
dictionary based scheme in which each character is predicted
|
by a hash of the previous three characters. A control byte
|
by a hash of the previous three characters. A control byte
|
indicates whether the character is predicted or whether it
|
indicates whether the character is predicted or whether it
|
appears in the input stream; each control byte manages the
|
appears in the input stream; each control byte manages the
|
next eight bytes in the output stream. */
|
next eight bytes in the output stream. */
|
memset (dict, 0, sizeof dict);
|
memset (dict, 0, sizeof dict);
|
h = 0;
|
h = 0;
|
while (bfd_bread (&b, (bfd_size_type) 1, nbfd) == 1)
|
while (bfd_bread (&b, (bfd_size_type) 1, nbfd) == 1)
|
{
|
{
|
unsigned int i;
|
unsigned int i;
|
|
|
for (i = 0; i < 8; i++, b >>= 1)
|
for (i = 0; i < 8; i++, b >>= 1)
|
{
|
{
|
bfd_byte n;
|
bfd_byte n;
|
|
|
if ((b & 1) == 0)
|
if ((b & 1) == 0)
|
n = dict[h];
|
n = dict[h];
|
else
|
else
|
{
|
{
|
if (! bfd_bread (&n, (bfd_size_type) 1, nbfd))
|
if (! bfd_bread (&n, (bfd_size_type) 1, nbfd))
|
goto error_return;
|
goto error_return;
|
dict[h] = n;
|
dict[h] = n;
|
}
|
}
|
|
|
*p++ = n;
|
*p++ = n;
|
|
|
--left;
|
--left;
|
if (left == 0)
|
if (left == 0)
|
break;
|
break;
|
|
|
h <<= 4;
|
h <<= 4;
|
h ^= n;
|
h ^= n;
|
h &= sizeof dict - 1;
|
h &= sizeof dict - 1;
|
}
|
}
|
|
|
if (left == 0)
|
if (left == 0)
|
break;
|
break;
|
}
|
}
|
}
|
}
|
|
|
/* Now the uncompressed file contents are in buf. */
|
/* Now the uncompressed file contents are in buf. */
|
bim = ((struct bfd_in_memory *)
|
bim = ((struct bfd_in_memory *)
|
bfd_malloc ((bfd_size_type) sizeof (struct bfd_in_memory)));
|
bfd_malloc ((bfd_size_type) sizeof (struct bfd_in_memory)));
|
if (bim == NULL)
|
if (bim == NULL)
|
goto error_return;
|
goto error_return;
|
bim->size = size;
|
bim->size = size;
|
bim->buffer = buf;
|
bim->buffer = buf;
|
|
|
nbfd->mtime_set = TRUE;
|
nbfd->mtime_set = TRUE;
|
nbfd->mtime = strtol (hdr->ar_date, (char **) NULL, 10);
|
nbfd->mtime = strtol (hdr->ar_date, (char **) NULL, 10);
|
|
|
nbfd->flags |= BFD_IN_MEMORY;
|
nbfd->flags |= BFD_IN_MEMORY;
|
nbfd->iostream = (PTR) bim;
|
nbfd->iostream = (PTR) bim;
|
BFD_ASSERT (! nbfd->cacheable);
|
BFD_ASSERT (! nbfd->cacheable);
|
|
|
return nbfd;
|
return nbfd;
|
|
|
error_return:
|
error_return:
|
if (buf != NULL)
|
if (buf != NULL)
|
free (buf);
|
free (buf);
|
if (nbfd != NULL)
|
if (nbfd != NULL)
|
bfd_close (nbfd);
|
bfd_close (nbfd);
|
return NULL;
|
return NULL;
|
}
|
}
|
|
|
/* Open the next archived file. */
|
/* Open the next archived file. */
|
|
|
static bfd *
|
static bfd *
|
alpha_ecoff_openr_next_archived_file (archive, last_file)
|
alpha_ecoff_openr_next_archived_file (archive, last_file)
|
bfd *archive;
|
bfd *archive;
|
bfd *last_file;
|
bfd *last_file;
|
{
|
{
|
file_ptr filestart;
|
file_ptr filestart;
|
|
|
if (last_file == NULL)
|
if (last_file == NULL)
|
filestart = bfd_ardata (archive)->first_file_filepos;
|
filestart = bfd_ardata (archive)->first_file_filepos;
|
else
|
else
|
{
|
{
|
struct areltdata *t;
|
struct areltdata *t;
|
struct ar_hdr *h;
|
struct ar_hdr *h;
|
bfd_size_type size;
|
bfd_size_type size;
|
|
|
/* We can't use arelt_size here, because that uses parsed_size,
|
/* We can't use arelt_size here, because that uses parsed_size,
|
which is the uncompressed size. We need the compressed size. */
|
which is the uncompressed size. We need the compressed size. */
|
t = (struct areltdata *) last_file->arelt_data;
|
t = (struct areltdata *) last_file->arelt_data;
|
h = (struct ar_hdr *) t->arch_header;
|
h = (struct ar_hdr *) t->arch_header;
|
size = strtol (h->ar_size, (char **) NULL, 10);
|
size = strtol (h->ar_size, (char **) NULL, 10);
|
|
|
/* Pad to an even boundary...
|
/* Pad to an even boundary...
|
Note that last_file->origin can be odd in the case of
|
Note that last_file->origin can be odd in the case of
|
BSD-4.4-style element with a long odd size. */
|
BSD-4.4-style element with a long odd size. */
|
filestart = last_file->origin + size;
|
filestart = last_file->origin + size;
|
filestart += filestart % 2;
|
filestart += filestart % 2;
|
}
|
}
|
|
|
return alpha_ecoff_get_elt_at_filepos (archive, filestart);
|
return alpha_ecoff_get_elt_at_filepos (archive, filestart);
|
}
|
}
|
|
|
/* Open the archive file given an index into the armap. */
|
/* Open the archive file given an index into the armap. */
|
|
|
static bfd *
|
static bfd *
|
alpha_ecoff_get_elt_at_index (abfd, index)
|
alpha_ecoff_get_elt_at_index (abfd, index)
|
bfd *abfd;
|
bfd *abfd;
|
symindex index;
|
symindex index;
|
{
|
{
|
carsym *entry;
|
carsym *entry;
|
|
|
entry = bfd_ardata (abfd)->symdefs + index;
|
entry = bfd_ardata (abfd)->symdefs + index;
|
return alpha_ecoff_get_elt_at_filepos (abfd, entry->file_offset);
|
return alpha_ecoff_get_elt_at_filepos (abfd, entry->file_offset);
|
}
|
}
|
|
|
/* This is the ECOFF backend structure. The backend field of the
|
/* This is the ECOFF backend structure. The backend field of the
|
target vector points to this. */
|
target vector points to this. */
|
|
|
static const struct ecoff_backend_data alpha_ecoff_backend_data =
|
static const struct ecoff_backend_data alpha_ecoff_backend_data =
|
{
|
{
|
/* COFF backend structure. */
|
/* COFF backend structure. */
|
{
|
{
|
(void (*) PARAMS ((bfd *,PTR,int,int,int,int,PTR))) bfd_void, /* aux_in */
|
(void (*) PARAMS ((bfd *,PTR,int,int,int,int,PTR))) bfd_void, /* aux_in */
|
(void (*) PARAMS ((bfd *,PTR,PTR))) bfd_void, /* sym_in */
|
(void (*) PARAMS ((bfd *,PTR,PTR))) bfd_void, /* sym_in */
|
(void (*) PARAMS ((bfd *,PTR,PTR))) bfd_void, /* lineno_in */
|
(void (*) PARAMS ((bfd *,PTR,PTR))) bfd_void, /* lineno_in */
|
(unsigned (*) PARAMS ((bfd *,PTR,int,int,int,int,PTR)))bfd_void,/*aux_out*/
|
(unsigned (*) PARAMS ((bfd *,PTR,int,int,int,int,PTR)))bfd_void,/*aux_out*/
|
(unsigned (*) PARAMS ((bfd *,PTR,PTR))) bfd_void, /* sym_out */
|
(unsigned (*) PARAMS ((bfd *,PTR,PTR))) bfd_void, /* sym_out */
|
(unsigned (*) PARAMS ((bfd *,PTR,PTR))) bfd_void, /* lineno_out */
|
(unsigned (*) PARAMS ((bfd *,PTR,PTR))) bfd_void, /* lineno_out */
|
(unsigned (*) PARAMS ((bfd *,PTR,PTR))) bfd_void, /* reloc_out */
|
(unsigned (*) PARAMS ((bfd *,PTR,PTR))) bfd_void, /* reloc_out */
|
alpha_ecoff_swap_filehdr_out, alpha_ecoff_swap_aouthdr_out,
|
alpha_ecoff_swap_filehdr_out, alpha_ecoff_swap_aouthdr_out,
|
alpha_ecoff_swap_scnhdr_out,
|
alpha_ecoff_swap_scnhdr_out,
|
FILHSZ, AOUTSZ, SCNHSZ, 0, 0, 0, 0, FILNMLEN, TRUE,
|
FILHSZ, AOUTSZ, SCNHSZ, 0, 0, 0, 0, FILNMLEN, TRUE,
|
ECOFF_NO_LONG_SECTION_NAMES, 4, FALSE, 2,
|
ECOFF_NO_LONG_SECTION_NAMES, 4, FALSE, 2,
|
alpha_ecoff_swap_filehdr_in, alpha_ecoff_swap_aouthdr_in,
|
alpha_ecoff_swap_filehdr_in, alpha_ecoff_swap_aouthdr_in,
|
alpha_ecoff_swap_scnhdr_in, NULL,
|
alpha_ecoff_swap_scnhdr_in, NULL,
|
alpha_ecoff_bad_format_hook, _bfd_ecoff_set_arch_mach_hook,
|
alpha_ecoff_bad_format_hook, _bfd_ecoff_set_arch_mach_hook,
|
alpha_ecoff_mkobject_hook, _bfd_ecoff_styp_to_sec_flags,
|
alpha_ecoff_mkobject_hook, _bfd_ecoff_styp_to_sec_flags,
|
_bfd_ecoff_set_alignment_hook, _bfd_ecoff_slurp_symbol_table,
|
_bfd_ecoff_set_alignment_hook, _bfd_ecoff_slurp_symbol_table,
|
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
|
NULL, NULL, NULL, NULL
|
NULL, NULL, NULL, NULL
|
},
|
},
|
/* Supported architecture. */
|
/* Supported architecture. */
|
bfd_arch_alpha,
|
bfd_arch_alpha,
|
/* Initial portion of armap string. */
|
/* Initial portion of armap string. */
|
"________64",
|
"________64",
|
/* The page boundary used to align sections in a demand-paged
|
/* The page boundary used to align sections in a demand-paged
|
executable file. E.g., 0x1000. */
|
executable file. E.g., 0x1000. */
|
0x2000,
|
0x2000,
|
/* TRUE if the .rdata section is part of the text segment, as on the
|
/* TRUE if the .rdata section is part of the text segment, as on the
|
Alpha. FALSE if .rdata is part of the data segment, as on the
|
Alpha. FALSE if .rdata is part of the data segment, as on the
|
MIPS. */
|
MIPS. */
|
TRUE,
|
TRUE,
|
/* Bitsize of constructor entries. */
|
/* Bitsize of constructor entries. */
|
64,
|
64,
|
/* Reloc to use for constructor entries. */
|
/* Reloc to use for constructor entries. */
|
&alpha_howto_table[ALPHA_R_REFQUAD],
|
&alpha_howto_table[ALPHA_R_REFQUAD],
|
{
|
{
|
/* Symbol table magic number. */
|
/* Symbol table magic number. */
|
magicSym2,
|
magicSym2,
|
/* Alignment of debugging information. E.g., 4. */
|
/* Alignment of debugging information. E.g., 4. */
|
8,
|
8,
|
/* Sizes of external symbolic information. */
|
/* Sizes of external symbolic information. */
|
sizeof (struct hdr_ext),
|
sizeof (struct hdr_ext),
|
sizeof (struct dnr_ext),
|
sizeof (struct dnr_ext),
|
sizeof (struct pdr_ext),
|
sizeof (struct pdr_ext),
|
sizeof (struct sym_ext),
|
sizeof (struct sym_ext),
|
sizeof (struct opt_ext),
|
sizeof (struct opt_ext),
|
sizeof (struct fdr_ext),
|
sizeof (struct fdr_ext),
|
sizeof (struct rfd_ext),
|
sizeof (struct rfd_ext),
|
sizeof (struct ext_ext),
|
sizeof (struct ext_ext),
|
/* Functions to swap in external symbolic data. */
|
/* Functions to swap in external symbolic data. */
|
ecoff_swap_hdr_in,
|
ecoff_swap_hdr_in,
|
ecoff_swap_dnr_in,
|
ecoff_swap_dnr_in,
|
ecoff_swap_pdr_in,
|
ecoff_swap_pdr_in,
|
ecoff_swap_sym_in,
|
ecoff_swap_sym_in,
|
ecoff_swap_opt_in,
|
ecoff_swap_opt_in,
|
ecoff_swap_fdr_in,
|
ecoff_swap_fdr_in,
|
ecoff_swap_rfd_in,
|
ecoff_swap_rfd_in,
|
ecoff_swap_ext_in,
|
ecoff_swap_ext_in,
|
_bfd_ecoff_swap_tir_in,
|
_bfd_ecoff_swap_tir_in,
|
_bfd_ecoff_swap_rndx_in,
|
_bfd_ecoff_swap_rndx_in,
|
/* Functions to swap out external symbolic data. */
|
/* Functions to swap out external symbolic data. */
|
ecoff_swap_hdr_out,
|
ecoff_swap_hdr_out,
|
ecoff_swap_dnr_out,
|
ecoff_swap_dnr_out,
|
ecoff_swap_pdr_out,
|
ecoff_swap_pdr_out,
|
ecoff_swap_sym_out,
|
ecoff_swap_sym_out,
|
ecoff_swap_opt_out,
|
ecoff_swap_opt_out,
|
ecoff_swap_fdr_out,
|
ecoff_swap_fdr_out,
|
ecoff_swap_rfd_out,
|
ecoff_swap_rfd_out,
|
ecoff_swap_ext_out,
|
ecoff_swap_ext_out,
|
_bfd_ecoff_swap_tir_out,
|
_bfd_ecoff_swap_tir_out,
|
_bfd_ecoff_swap_rndx_out,
|
_bfd_ecoff_swap_rndx_out,
|
/* Function to read in symbolic data. */
|
/* Function to read in symbolic data. */
|
_bfd_ecoff_slurp_symbolic_info
|
_bfd_ecoff_slurp_symbolic_info
|
},
|
},
|
/* External reloc size. */
|
/* External reloc size. */
|
RELSZ,
|
RELSZ,
|
/* Reloc swapping functions. */
|
/* Reloc swapping functions. */
|
alpha_ecoff_swap_reloc_in,
|
alpha_ecoff_swap_reloc_in,
|
alpha_ecoff_swap_reloc_out,
|
alpha_ecoff_swap_reloc_out,
|
/* Backend reloc tweaking. */
|
/* Backend reloc tweaking. */
|
alpha_adjust_reloc_in,
|
alpha_adjust_reloc_in,
|
alpha_adjust_reloc_out,
|
alpha_adjust_reloc_out,
|
/* Relocate section contents while linking. */
|
/* Relocate section contents while linking. */
|
alpha_relocate_section,
|
alpha_relocate_section,
|
/* Do final adjustments to filehdr and aouthdr. */
|
/* Do final adjustments to filehdr and aouthdr. */
|
alpha_adjust_headers,
|
alpha_adjust_headers,
|
/* Read an element from an archive at a given file position. */
|
/* Read an element from an archive at a given file position. */
|
alpha_ecoff_get_elt_at_filepos
|
alpha_ecoff_get_elt_at_filepos
|
};
|
};
|
|
|
/* Looking up a reloc type is Alpha specific. */
|
/* Looking up a reloc type is Alpha specific. */
|
#define _bfd_ecoff_bfd_reloc_type_lookup alpha_bfd_reloc_type_lookup
|
#define _bfd_ecoff_bfd_reloc_type_lookup alpha_bfd_reloc_type_lookup
|
#define _bfd_ecoff_bfd_reloc_name_lookup \
|
#define _bfd_ecoff_bfd_reloc_name_lookup \
|
alpha_bfd_reloc_name_lookup
|
alpha_bfd_reloc_name_lookup
|
|
|
/* So is getting relocated section contents. */
|
/* So is getting relocated section contents. */
|
#define _bfd_ecoff_bfd_get_relocated_section_contents \
|
#define _bfd_ecoff_bfd_get_relocated_section_contents \
|
alpha_ecoff_get_relocated_section_contents
|
alpha_ecoff_get_relocated_section_contents
|
|
|
/* Handling file windows is generic. */
|
/* Handling file windows is generic. */
|
#define _bfd_ecoff_get_section_contents_in_window \
|
#define _bfd_ecoff_get_section_contents_in_window \
|
_bfd_generic_get_section_contents_in_window
|
_bfd_generic_get_section_contents_in_window
|
|
|
/* Relaxing sections is generic. */
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/* Relaxing sections is generic. */
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#define _bfd_ecoff_bfd_relax_section bfd_generic_relax_section
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#define _bfd_ecoff_bfd_relax_section bfd_generic_relax_section
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#define _bfd_ecoff_bfd_gc_sections bfd_generic_gc_sections
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#define _bfd_ecoff_bfd_gc_sections bfd_generic_gc_sections
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#define _bfd_ecoff_bfd_merge_sections bfd_generic_merge_sections
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#define _bfd_ecoff_bfd_merge_sections bfd_generic_merge_sections
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#define _bfd_ecoff_bfd_is_group_section bfd_generic_is_group_section
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#define _bfd_ecoff_bfd_is_group_section bfd_generic_is_group_section
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#define _bfd_ecoff_bfd_discard_group bfd_generic_discard_group
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#define _bfd_ecoff_bfd_discard_group bfd_generic_discard_group
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#define _bfd_ecoff_section_already_linked \
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#define _bfd_ecoff_section_already_linked \
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_bfd_generic_section_already_linked
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_bfd_generic_section_already_linked
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#define _bfd_ecoff_bfd_define_common_symbol bfd_generic_define_common_symbol
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#define _bfd_ecoff_bfd_define_common_symbol bfd_generic_define_common_symbol
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const bfd_target ecoffalpha_little_vec =
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const bfd_target ecoffalpha_little_vec =
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{
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{
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"ecoff-littlealpha", /* name */
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"ecoff-littlealpha", /* name */
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bfd_target_ecoff_flavour,
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bfd_target_ecoff_flavour,
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BFD_ENDIAN_LITTLE, /* data byte order is little */
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BFD_ENDIAN_LITTLE, /* data byte order is little */
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BFD_ENDIAN_LITTLE, /* header byte order is little */
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BFD_ENDIAN_LITTLE, /* header byte order is little */
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(HAS_RELOC | EXEC_P | /* object flags */
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(HAS_RELOC | EXEC_P | /* object flags */
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HAS_LINENO | HAS_DEBUG |
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HAS_LINENO | HAS_DEBUG |
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HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED),
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HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED),
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(SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_CODE | SEC_DATA),
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(SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_CODE | SEC_DATA),
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0, /* leading underscore */
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0, /* leading underscore */
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' ', /* ar_pad_char */
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' ', /* ar_pad_char */
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15, /* ar_max_namelen */
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15, /* ar_max_namelen */
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bfd_getl64, bfd_getl_signed_64, bfd_putl64,
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bfd_getl64, bfd_getl_signed_64, bfd_putl64,
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bfd_getl32, bfd_getl_signed_32, bfd_putl32,
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bfd_getl32, bfd_getl_signed_32, bfd_putl32,
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bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* data */
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bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* data */
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bfd_getl64, bfd_getl_signed_64, bfd_putl64,
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bfd_getl64, bfd_getl_signed_64, bfd_putl64,
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bfd_getl32, bfd_getl_signed_32, bfd_putl32,
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bfd_getl32, bfd_getl_signed_32, bfd_putl32,
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bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* hdrs */
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bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* hdrs */
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{_bfd_dummy_target, alpha_ecoff_object_p, /* bfd_check_format */
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{_bfd_dummy_target, alpha_ecoff_object_p, /* bfd_check_format */
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bfd_generic_archive_p, _bfd_dummy_target},
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bfd_generic_archive_p, _bfd_dummy_target},
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{bfd_false, _bfd_ecoff_mkobject, /* bfd_set_format */
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{bfd_false, _bfd_ecoff_mkobject, /* bfd_set_format */
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_bfd_generic_mkarchive, bfd_false},
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_bfd_generic_mkarchive, bfd_false},
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{bfd_false, _bfd_ecoff_write_object_contents, /* bfd_write_contents */
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{bfd_false, _bfd_ecoff_write_object_contents, /* bfd_write_contents */
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_bfd_write_archive_contents, bfd_false},
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_bfd_write_archive_contents, bfd_false},
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BFD_JUMP_TABLE_GENERIC (_bfd_ecoff),
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BFD_JUMP_TABLE_GENERIC (_bfd_ecoff),
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BFD_JUMP_TABLE_COPY (_bfd_ecoff),
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BFD_JUMP_TABLE_COPY (_bfd_ecoff),
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BFD_JUMP_TABLE_CORE (_bfd_nocore),
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BFD_JUMP_TABLE_CORE (_bfd_nocore),
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BFD_JUMP_TABLE_ARCHIVE (alpha_ecoff),
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BFD_JUMP_TABLE_ARCHIVE (alpha_ecoff),
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BFD_JUMP_TABLE_SYMBOLS (_bfd_ecoff),
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BFD_JUMP_TABLE_SYMBOLS (_bfd_ecoff),
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BFD_JUMP_TABLE_RELOCS (_bfd_ecoff),
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BFD_JUMP_TABLE_RELOCS (_bfd_ecoff),
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BFD_JUMP_TABLE_WRITE (_bfd_ecoff),
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BFD_JUMP_TABLE_WRITE (_bfd_ecoff),
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BFD_JUMP_TABLE_LINK (_bfd_ecoff),
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BFD_JUMP_TABLE_LINK (_bfd_ecoff),
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BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
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BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic),
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NULL,
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NULL,
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(PTR) &alpha_ecoff_backend_data
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(PTR) &alpha_ecoff_backend_data
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};
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};
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