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authorAlan Modra <amodra@gmail.com>2011-04-11 04:08:13 +0000
committerAlan Modra <amodra@gmail.com>2011-04-11 04:08:13 +0000
commite57278ef9d811d78f6db04a11ea4810ca6ae2575 (patch)
tree5d4cef8d28e53b1531921e76c259b68618281c52 /bfd
parent6edcf5b8e0d9b18f11019d87bf217924abbe3322 (diff)
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* bfd-in.h (bfd_get_section_limit): Don't use rawsize with output
sections. * libbfd.c (_bfd_generic_get_section_contents): Likewise. (_bfd_generic_get_section_contents_in_window): Likewise. * section.c (bfd_get_section_contents): Likewise. * compress.c (bfd_get_full_section_contents): Likewise. * elf32-rx.c (rx_final_link): Ignore rawsize. * elf32-microblaze.c (microblaze_elf_relocate_section): Use correct bfd with bfd_get_section_limit. * elfxx-ia64.c (elfNN_ia64_choose_gp): Add "final" parameter. Use os->size during final link. Update callers. * bfd-in2.h: Regenerate.
Diffstat (limited to 'bfd')
-rw-r--r--bfd/ChangeLog15
-rw-r--r--bfd/bfd-in.h8
-rw-r--r--bfd/bfd-in2.h8
-rw-r--r--bfd/compress.c8
-rw-r--r--bfd/elf32-microblaze.c4
-rw-r--r--bfd/elf32-rx.c5
-rw-r--r--bfd/elfxx-ia64.c17
-rw-r--r--bfd/libbfd.c15
-rw-r--r--bfd/section.c7
9 files changed, 62 insertions, 25 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index eaea8f2..3730ee7 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,18 @@
+2011-04-11 Alan Modra <amodra@gmail.com>
+
+ * bfd-in.h (bfd_get_section_limit): Don't use rawsize with output
+ sections.
+ * libbfd.c (_bfd_generic_get_section_contents): Likewise.
+ (_bfd_generic_get_section_contents_in_window): Likewise.
+ * section.c (bfd_get_section_contents): Likewise.
+ * compress.c (bfd_get_full_section_contents): Likewise.
+ * elf32-rx.c (rx_final_link): Ignore rawsize.
+ * elf32-microblaze.c (microblaze_elf_relocate_section): Use correct
+ bfd with bfd_get_section_limit.
+ * elfxx-ia64.c (elfNN_ia64_choose_gp): Add "final" parameter. Use
+ os->size during final link. Update callers.
+ * bfd-in2.h: Regenerate.
+
2011-04-10 Richard Sandiford <rdsandiford@googlemail.com>
PR ld/12637
diff --git a/bfd/bfd-in.h b/bfd/bfd-in.h
index 63fcdc9..5f0f4b5 100644
--- a/bfd/bfd-in.h
+++ b/bfd/bfd-in.h
@@ -1,7 +1,7 @@
/* Main header file for the bfd library -- portable access to object files.
- Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
- 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
+ Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
+ 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
Free Software Foundation, Inc.
Contributed by Cygnus Support.
@@ -291,8 +291,8 @@ typedef struct bfd_section *sec_ptr;
#define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),TRUE)
/* Find the address one past the end of SEC. */
#define bfd_get_section_limit(bfd, sec) \
- (((sec)->rawsize ? (sec)->rawsize : (sec)->size) \
- / bfd_octets_per_byte (bfd))
+ (((bfd)->direction != write_direction && (sec)->rawsize != 0 \
+ ? (sec)->rawsize : (sec)->size) / bfd_octets_per_byte (bfd))
/* Return TRUE if input section SEC has been discarded. */
#define elf_discarded_section(sec) \
diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h
index a1ef1c1..e7c410d 100644
--- a/bfd/bfd-in2.h
+++ b/bfd/bfd-in2.h
@@ -7,8 +7,8 @@
/* Main header file for the bfd library -- portable access to object files.
- Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
- 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
+ Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
+ 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
Free Software Foundation, Inc.
Contributed by Cygnus Support.
@@ -298,8 +298,8 @@ typedef struct bfd_section *sec_ptr;
#define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),TRUE)
/* Find the address one past the end of SEC. */
#define bfd_get_section_limit(bfd, sec) \
- (((sec)->rawsize ? (sec)->rawsize : (sec)->size) \
- / bfd_octets_per_byte (bfd))
+ (((bfd)->direction != write_direction && (sec)->rawsize != 0 \
+ ? (sec)->rawsize : (sec)->size) / bfd_octets_per_byte (bfd))
/* Return TRUE if input section SEC has been discarded. */
#define elf_discarded_section(sec) \
diff --git a/bfd/compress.c b/bfd/compress.c
index 669033c..a82a8bc 100644
--- a/bfd/compress.c
+++ b/bfd/compress.c
@@ -1,5 +1,5 @@
/* Compressed section support (intended for debug sections).
- Copyright 2008, 2010
+ Copyright 2008, 2010, 2011
Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
@@ -158,7 +158,7 @@ DESCRIPTION
bfd_boolean
bfd_get_full_section_contents (bfd *abfd, sec_ptr sec, bfd_byte **ptr)
{
- bfd_size_type sz = sec->rawsize ? sec->rawsize : sec->size;
+ bfd_size_type sz;
bfd_byte *p = *ptr;
#ifdef HAVE_ZLIB_H
bfd_boolean ret;
@@ -169,6 +169,10 @@ bfd_get_full_section_contents (bfd *abfd, sec_ptr sec, bfd_byte **ptr)
bfd_byte *uncompressed_buffer;
#endif
+ if (abfd->direction != write_direction && sec->rawsize != 0)
+ sz = sec->rawsize;
+ else
+ sz = sec->size;
if (sz == 0)
return TRUE;
diff --git a/bfd/elf32-microblaze.c b/bfd/elf32-microblaze.c
index f32e06e..2d460ab 100644
--- a/bfd/elf32-microblaze.c
+++ b/bfd/elf32-microblaze.c
@@ -1,6 +1,6 @@
/* Xilinx MicroBlaze-specific support for 32-bit ELF
- Copyright 2009, 2010 Free Software Foundation, Inc.
+ Copyright 2009, 2010, 2011 Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
@@ -824,7 +824,7 @@ microblaze_elf_relocate_section (bfd *output_bfd,
}
/* Sanity check the address. */
- if (offset > bfd_get_section_limit (output_bfd, input_section))
+ if (offset > bfd_get_section_limit (input_bfd, input_section))
{
r = bfd_reloc_outofrange;
goto check_reloc;
diff --git a/bfd/elf32-rx.c b/bfd/elf32-rx.c
index 0a5e12c..55f2eaa 100644
--- a/bfd/elf32-rx.c
+++ b/bfd/elf32-rx.c
@@ -1,5 +1,5 @@
/* Renesas RX specific support for 32-bit ELF.
- Copyright (C) 2008, 2009, 2010
+ Copyright (C) 2008, 2009, 2010, 2011
Free Software Foundation, Inc.
This file is part of BFD, the Binary File Descriptor library.
@@ -3305,13 +3305,12 @@ rx_final_link (bfd * abfd, struct bfd_link_info * info)
#endif
if (o->flags & SEC_CODE
&& bfd_big_endian (abfd)
- && (o->size % 4 || o->rawsize % 4))
+ && o->size % 4)
{
#ifdef DJDEBUG
fprintf (stderr, "adjusting...\n");
#endif
o->size += 4 - (o->size % 4);
- o->rawsize += 4 - (o->rawsize % 4);
}
}
diff --git a/bfd/elfxx-ia64.c b/bfd/elfxx-ia64.c
index bd73d28..ca0a3bc 100644
--- a/bfd/elfxx-ia64.c
+++ b/bfd/elfxx-ia64.c
@@ -1,6 +1,6 @@
/* IA-64 support for 64-bit ELF
Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
- 2008, 2009, 2010 Free Software Foundation, Inc.
+ 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
This file is part of BFD, the Binary File Descriptor library.
@@ -215,7 +215,7 @@ static bfd_boolean elfNN_ia64_dynamic_symbol_p
static bfd_reloc_status_type elfNN_ia64_install_value
(bfd_byte *hit_addr, bfd_vma val, unsigned int r_type);
static bfd_boolean elfNN_ia64_choose_gp
- (bfd *abfd, struct bfd_link_info *info);
+ (bfd *abfd, struct bfd_link_info *info, bfd_boolean final);
static void elfNN_ia64_relax_ldxmov
(bfd_byte *contents, bfd_vma off);
static void elfNN_ia64_dyn_sym_traverse
@@ -1221,7 +1221,7 @@ elfNN_ia64_relax_section (bfd *abfd, asection *sec,
gp = _bfd_get_gp_value (obfd);
if (gp == 0)
{
- if (!elfNN_ia64_choose_gp (obfd, link_info))
+ if (!elfNN_ia64_choose_gp (obfd, link_info, FALSE))
goto error_return;
gp = _bfd_get_gp_value (obfd);
}
@@ -4298,7 +4298,7 @@ elfNN_ia64_unwind_entry_compare (const PTR a, const PTR b)
/* Make sure we've got ourselves a nice fat __gp value. */
static bfd_boolean
-elfNN_ia64_choose_gp (bfd *abfd, struct bfd_link_info *info)
+elfNN_ia64_choose_gp (bfd *abfd, struct bfd_link_info *info, bfd_boolean final)
{
bfd_vma min_vma = (bfd_vma) -1, max_vma = 0;
bfd_vma min_short_vma = min_vma, max_short_vma = 0;
@@ -4321,7 +4321,12 @@ elfNN_ia64_choose_gp (bfd *abfd, struct bfd_link_info *info)
continue;
lo = os->vma;
- hi = os->vma + (os->rawsize ? os->rawsize : os->size);
+ /* When this function is called from elfNN_ia64_final_link
+ the correct value to use is os->size. When called from
+ elfNN_ia64_relax_section we are in the middle of section
+ sizing; some sections will already have os->size set, others
+ will have os->size zero and os->rawsize the previous size. */
+ hi = os->vma + (!final && os->rawsize ? os->rawsize : os->size);
if (hi < lo)
hi = (bfd_vma) -1;
@@ -4462,7 +4467,7 @@ elfNN_ia64_final_link (bfd *abfd, struct bfd_link_info *info)
/* We assume after gp is set, section size will only decrease. We
need to adjust gp for it. */
_bfd_set_gp_value (abfd, 0);
- if (! elfNN_ia64_choose_gp (abfd, info))
+ if (! elfNN_ia64_choose_gp (abfd, info, TRUE))
return FALSE;
gp_val = _bfd_get_gp_value (abfd);
diff --git a/bfd/libbfd.c b/bfd/libbfd.c
index 8b24378..4e5813a 100644
--- a/bfd/libbfd.c
+++ b/bfd/libbfd.c
@@ -866,7 +866,15 @@ _bfd_generic_get_section_contents (bfd *abfd,
return FALSE;
}
- sz = section->rawsize ? section->rawsize : section->size;
+ /* We do allow reading of a section after bfd_final_link has
+ written the contents out to disk. In that situation, rawsize is
+ just a stale version of size, so ignore it. Otherwise we must be
+ reading an input section, where rawsize, if different to size,
+ is the on-disk size. */
+ if (abfd->direction != write_direction && section->rawsize != 0)
+ sz = section->rawsize;
+ else
+ sz = section->size;
if (offset + count < count
|| offset + count > sz)
{
@@ -919,7 +927,10 @@ _bfd_generic_get_section_contents_in_window
w->data = w->i->data;
return bfd_get_section_contents (abfd, section, w->data, offset, count);
}
- sz = section->rawsize ? section->rawsize : section->size;
+ if (abfd->direction != write_direction && section->rawsize != 0)
+ sz = section->rawsize;
+ else
+ sz = section->size;
if (offset + count > sz
|| ! bfd_get_file_window (abfd, section->filepos + offset, count, w,
TRUE))
diff --git a/bfd/section.c b/bfd/section.c
index bff8adf..65ac5e6 100644
--- a/bfd/section.c
+++ b/bfd/section.c
@@ -1,6 +1,6 @@
/* Object file "section" support for the BFD library.
Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
- 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
+ 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
Free Software Foundation, Inc.
Written by Cygnus Support.
@@ -1456,7 +1456,10 @@ bfd_get_section_contents (bfd *abfd,
return TRUE;
}
- sz = section->rawsize ? section->rawsize : section->size;
+ if (abfd->direction != write_direction && section->rawsize != 0)
+ sz = section->rawsize;
+ else
+ sz = section->size;
if ((bfd_size_type) offset > sz
|| count > sz
|| offset + count > sz