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* target-reloc.h (relocate_section): If the reloc offset is out of

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range, pass VIEW as NULL to relocate.relocate.
	* arm.cc (Target_arm:Relocate::relocate): Check for a NULL view.
	* i386.cc (Target_i386::Relocate::relocate): Likewise.
	* powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
	* sparc.cc (Target_sparc::Relocate::relocate): Likewise.
	* tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
	* x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
This commit is contained in:
Ian Lance Taylor
2013-04-27 00:53:16 +00:00
parent 6c6b70567b
commit 0e8048633e
8 changed files with 47 additions and 9 deletions
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11
gold/ChangeLog
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@ -1,3 +1,14 @@
2013-04-26 Ian Lance Taylor <iant@google.com>
* target-reloc.h (relocate_section): If the reloc offset is out of
range, pass VIEW as NULL to relocate.relocate.
* arm.cc (Target_arm:Relocate::relocate): Check for a NULL view.
* i386.cc (Target_i386::Relocate::relocate): Likewise.
* powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
* sparc.cc (Target_sparc::Relocate::relocate): Likewise.
* tilegx.cc (Target_tilegx::Relocate::relocate): Likewise.
* x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
2013-04-26 Geoff Pike <gpike@chromium.org>
* gold.cc (queue_final_tasks): invoke layout->queue_build_id_tasks().

3
gold/arm.cc
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@ -8844,6 +8844,9 @@ Target_arm<big_endian>::Relocate::relocate(
Arm_address address,
section_size_type view_size)
{
if (view == NULL)
return true;
typedef Arm_relocate_functions<big_endian> Arm_relocate_functions;
r_type = get_real_reloc_type(r_type);

5
gold/i386.cc
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@ -1,6 +1,6 @@
// i386.cc -- i386 target support for gold.
// Copyright 2006, 2007, 2008, 2009, 2010, 2011, 2012
// Copyright 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013
// Free Software Foundation, Inc.
// Written by Ian Lance Taylor <iant@google.com>.
@ -2661,6 +2661,9 @@ Target_i386::Relocate::relocate(const Relocate_info<32, false>* relinfo,
}
}
if (view == NULL)
return true;
const Sized_relobj_file<32, false>* object = relinfo->object;
// Pick the value to use for symbols defined in shared objects.

5
gold/powerpc.cc
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@ -1,6 +1,6 @@
// powerpc.cc -- powerpc target support for gold.
// Copyright 2008, 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
// Copyright 2008, 2009, 2010, 2011, 2012, 2013 Free Software Foundation, Inc.
// Written by David S. Miller <davem@davemloft.net>
// and David Edelsohn <edelsohn@gnu.org>
@ -6221,6 +6221,9 @@ Target_powerpc<size, big_endian>::Relocate::relocate(
Address address,
section_size_type view_size)
{
if (view == NULL)
return true;
switch (this->maybe_skip_tls_get_addr_call(r_type, gsym))
{
case Track_tls::NOT_EXPECTED:

6
gold/sparc.cc
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@ -1,6 +1,6 @@
// sparc.cc -- sparc target support for gold.
// Copyright 2008, 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
// Copyright 2008, 2009, 2010, 2011, 2012, 2013 Free Software Foundation, Inc.
// Written by David S. Miller <davem@davemloft.net>.
// This file is part of gold.
@ -3189,6 +3189,10 @@ Target_sparc<size, big_endian>::Relocate::relocate(
return false;
}
}
if (view == NULL)
return true;
if (this->reloc_adjust_addr_ == view)
view -= 4;

16
gold/target-reloc.h
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@ -1,6 +1,6 @@
// target-reloc.h -- target specific relocation support -*- C++ -*-
// Copyright 2006, 2007, 2008, 2009, 2010, 2011, 2012
// Copyright 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013
// Free Software Foundation, Inc.
// Written by Ian Lance Taylor <iant@google.com>.
@ -389,12 +389,20 @@ relocate_section(
psymval = &symval2;
}
// If OFFSET is out of range, still let the target decide to
// ignore the relocation. Pass in NULL as the VIEW argument so
// that it can return quickly without trashing an invalid memory
// address.
unsigned char *v = view + offset;
if (offset < 0 || static_cast<section_size_type>(offset) >= view_size)
v = NULL;
if (!relocate.relocate(relinfo, target, output_section, i, reloc,
r_type, sym, psymval, view + offset,
view_address + offset, view_size))
r_type, sym, psymval, v, view_address + offset,
view_size))
continue;
if (offset < 0 || static_cast<section_size_type>(offset) >= view_size)
if (v == NULL)
{
gold_error_at_location(relinfo, i, offset,
_("reloc has bad offset %zu"),

5
gold/tilegx.cc
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@ -1,6 +1,6 @@
// tilegx.cc -- tilegx target support for gold.
// Copyright 2012 Free Software Foundation, Inc.
// Copyright 2012, 2013 Free Software Foundation, Inc.
// Written by Jiong Wang (jiwang@tilera.com)
// This file is part of gold.
@ -4327,6 +4327,9 @@ Target_tilegx<size, big_endian>::Relocate::relocate(
typename elfcpp::Elf_types<size>::Elf_Addr address,
section_size_type)
{
if (view == NULL)
return true;
typedef Tilegx_relocate_functions<size, big_endian> TilegxReloc;
typename TilegxReloc::Tilegx_howto r_howto;

5
gold/x86_64.cc
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@ -1,6 +1,6 @@
// x86_64.cc -- x86_64 target support for gold.
// Copyright 2006, 2007, 2008, 2009, 2010, 2011, 2012
// Copyright 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013
// Free Software Foundation, Inc.
// Written by Ian Lance Taylor <iant@google.com>.
@ -3230,6 +3230,9 @@ Target_x86_64<size>::Relocate::relocate(
}
}
if (view == NULL)
return true;
const Sized_relobj_file<size, false>* object = relinfo->object;
// Pick the value to use for symbols defined in the PLT.