X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=bfd%2Freloc16.c;h=9373f38a25351fbdec9e4aa5b5907da2650e3ab8;hb=50d036364fb2a71b3ac9a0b0cdbe58296832a1b2;hp=8dbb97cb1b67378efa8483fa5837dc78733f7f4e;hpb=53e09e0aaf3d13e4b893744e2fe79edde7edfd20;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/reloc16.c b/bfd/reloc16.c index 8dbb97cb1b..9373f38a25 100644 --- a/bfd/reloc16.c +++ b/bfd/reloc16.c @@ -1,28 +1,28 @@ /* 8 and 16 bit COFF relocation functions, for BFD. - Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1998, 2000, 2001, - 2002, 2003, 2004 Free Software Foundation, Inc. + Copyright (C) 1990-2020 Free Software Foundation, Inc. Written by Cygnus Support. -This file is part of BFD, the Binary File Descriptor library. + This file is part of BFD, the Binary File Descriptor library. -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2 of the License, or -(at your option) any later version. + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, + MA 02110-1301, USA. */ -You should have received a copy of the GNU General Public License -along with this program; if not, write to the Free Software -Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02110-1301, USA. */ /* Most of this hacked by Steve Chamberlain . */ -/* These routines are used by coff-h8300 and coff-z8k to do - relocation. +/* These routines are used by coff-z8k to do relocation. FIXME: This code should be rewritten to support the new COFF linker. Basically, they need to deal with COFF relocs rather than @@ -32,8 +32,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02110-1301, USA. */ file) (unless info->keep_memory is FALSE, in which case they should free up the relocs after dealing with them). */ -#include "bfd.h" #include "sysdep.h" +#include "bfd.h" #include "libbfd.h" #include "bfdlink.h" #include "genlink.h" @@ -41,10 +41,9 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02110-1301, USA. */ #include "libcoff.h" bfd_vma -bfd_coff_reloc16_get_value (reloc, link_info, input_section) - arelent *reloc; - struct bfd_link_info *link_info; - asection *input_section; +bfd_coff_reloc16_get_value (arelent *reloc, + struct bfd_link_info *link_info, + asection *input_section) { bfd_vma value; asymbol *symbol = *(reloc->sym_ptr_ptr); @@ -74,13 +73,15 @@ bfd_coff_reloc16_get_value (reloc, link_info, input_section) else if (h != (struct bfd_link_hash_entry *) NULL && h->type == bfd_link_hash_common) value = h->u.c.size; + else if (h != (struct bfd_link_hash_entry *) NULL + && h->type == bfd_link_hash_undefweak) + /* This is a GNU extension. */ + value = 0; else { - if (!((*link_info->callbacks->undefined_symbol) - (link_info, bfd_asymbol_name (symbol), - input_section->owner, input_section, reloc->address, - TRUE))) - abort (); + (*link_info->callbacks->undefined_symbol) + (link_info, bfd_asymbol_name (symbol), + input_section->owner, input_section, reloc->address, TRUE); value = 0; } } @@ -98,11 +99,10 @@ bfd_coff_reloc16_get_value (reloc, link_info, input_section) } void -bfd_perform_slip (abfd, slip, input_section, value) - bfd *abfd; - unsigned int slip; - asection *input_section; - bfd_vma value; +bfd_perform_slip (bfd *abfd, + unsigned int slip, + asection *input_section, + bfd_vma value) { asymbol **s; @@ -137,11 +137,10 @@ bfd_perform_slip (abfd, slip, input_section, value) } bfd_boolean -bfd_coff_reloc16_relax_section (abfd, input_section, link_info, again) - bfd *abfd; - asection *input_section; - struct bfd_link_info *link_info; - bfd_boolean *again; +bfd_coff_reloc16_relax_section (bfd *abfd, + asection *input_section, + struct bfd_link_info *link_info, + bfd_boolean *again) { /* Get enough memory to hold the stuff. */ bfd *input_bfd = input_section->owner; @@ -151,6 +150,10 @@ bfd_coff_reloc16_relax_section (abfd, input_section, link_info, again) arelent **reloc_vector = NULL; long reloc_count; + if (bfd_link_relocatable (link_info)) + (*link_info->callbacks->einfo) + (_("%P%F: --relax and -r may not be used together\n")); + /* We only do global relaxation once. It is not safe to do it multiple times (see discussion of the "shrinks" array below). */ *again = FALSE; @@ -237,18 +240,13 @@ bfd_coff_reloc16_relax_section (abfd, input_section, link_info, again) } bfd_byte * -bfd_coff_reloc16_get_relocated_section_contents (in_abfd, - link_info, - link_order, - data, - relocatable, - symbols) - bfd *in_abfd; - struct bfd_link_info *link_info; - struct bfd_link_order *link_order; - bfd_byte *data; - bfd_boolean relocatable; - asymbol **symbols; +bfd_coff_reloc16_get_relocated_section_contents + (bfd *in_abfd, + struct bfd_link_info *link_info, + struct bfd_link_order *link_order, + bfd_byte *data, + bfd_boolean relocatable, + asymbol **symbols) { /* Get enough memory to hold the stuff. */ bfd *input_bfd = link_order->u.indirect.section->owner;