[OE-core] [PATCH 3/4] Backporting binutils bug fix to the 2.25 branch

Khem Raj raj.khem at gmail.com
Tue Apr 26 16:34:36 UTC 2016


> On Apr 26, 2016, at 9:31 AM, Tristan Van Berkom <tristan.vanberkom at codethink.co.uk> wrote:
> 
> On Mon, 2016-04-25 at 13:55 -0700, Khem Raj wrote:
>>> On Apr 25, 2016, at 1:44 PM, Tristan Van Berkom <tristan.vanberkom@
>>> codethink.co.uk> wrote:
>>> 
>>> We fail to build webkit on aarch64 due to this binutils bug:
>>> 
>>>   https://sourceware.org/bugzilla/show_bug.cgi?id=19353
>>> 
>>> Applying patch which fixes this, stripped out changelog entry
>>> from patch to make it apply without error.
>> 
>> 
>> which branch are you proposing this for?
>> we use 2.26 on master
> 
> We are using the jethro branch, sorry for leaving out that detail.
> 

OK, add [jethro] to patch subject line then, so it gets attention of
release maintainers.

> Cheers,
>     -Tristan
> 
>> 
>>> ---
>>> meta/recipes-devtools/binutils/binutils-2.25.1.inc |   1 +
>>> ...plying-TLSDESC-relocs-without-TLS-segment.patch | 166
>>> +++++++++++++++++++++
>>> 2 files changed, 167 insertions(+)
>>> create mode 100644 meta/recipes-devtools/binutils/binutils/fix-
>>> internal-error-when-applying-TLSDESC-relocs-without-TLS-
>>> segment.patch
>>> 
>>> diff --git a/meta/recipes-devtools/binutils/binutils-2.25.1.inc
>>> b/meta/recipes-devtools/binutils/binutils-2.25.1.inc
>>> index f3817fa..c7db9e0 100644
>>> --- a/meta/recipes-devtools/binutils/binutils-2.25.1.inc
>>> +++ b/meta/recipes-devtools/binutils/binutils-2.25.1.inc
>>> @@ -35,6 +35,7 @@ SRC_URI = "\
>>>      file://0015-Fix-dynamic-list-so-that-symbols-not-in-the-list-
>>> are.patch \
>>>      file://binutils-octeon3.patch \
>>>      file://add-thunderx-support-for-gas.patch \
>>> +     file://fix-internal-error-when-applying-TLSDESC-relocs-
>>> without-TLS-segment.patch \
>>>      "
>>> S  = "${WORKDIR}/git"
>>> 
>>> diff --git a/meta/recipes-devtools/binutils/binutils/fix-internal-
>>> error-when-applying-TLSDESC-relocs-without-TLS-segment.patch
>>> b/meta/recipes-devtools/binutils/binutils/fix-internal-error-when-
>>> applying-TLSDESC-relocs-without-TLS-segment.patch
>>> new file mode 100644
>>> index 0000000..df9d54c
>>> --- /dev/null
>>> +++ b/meta/recipes-devtools/binutils/binutils/fix-internal-error-
>>> when-applying-TLSDESC-relocs-without-TLS-segment.patch
>>> @@ -0,0 +1,166 @@
>>> +From d21f123b0ead1806416cf0dafae12bec4cca8920 Mon Sep 17 00:00:00
>>> 2001
>>> +From: Cary Coutant <ccoutant at gmail.com>
>>> +Date: Mon, 11 Jan 2016 23:57:44 -0800
>>> +Subject: [PATCH] Fix internal error when applying TLSDESC
>>> relocations with no TLS segment.
>>> +
>>> +gold/
>>> +	PR gold/19353
>>> +	* aarch64.cc (Target_aarch64::relocate_tls): Don't insist
>>> that
>>> +	we have a TLS segment for GD-to-IE optimization.
>>> +	* i386.cc (Target_i386::tls_gd_to_ie): Remove tls_segment
>>> parameter.
>>> +	Adjust all calls.
>>> +	(Target_i386::tls_desc_gd_to_ie): Likewise.
>>> +	(Target_i386::relocate_tls): Don't insist that we have a
>>> TLS segment
>>> +	for TLSDESC GD-to-IE optimizations.
>>> +	* x86_64.cc (Target_x86_64::tls_gd_to_ie): Remove
>>> tls_segment parameter.
>>> +	Adjust all calls.
>>> +	(Target_x86_64::tls_desc_gd_to_ie): Likewise.
>>> +	(Target_x86_64::relocate_tls): Don't insist that we have a
>>> TLS segment
>>> +	for TLSDESC GD-to-IE optimizations.
>>> +---
>>> + gold/aarch64.cc |    6 ------
>>> + gold/i386.cc    |   14 ++------------
>>> + gold/x86_64.cc  |   14 ++------------
>>> + 4 files changed, 20 insertions(+), 30 deletions(-)
>>> +
>>> +diff --git a/gold/aarch64.cc b/gold/aarch64.cc
>>> +index 20f2f4f..5ad061b 100644
>>> +--- a/gold/aarch64.cc
>>> ++++ b/gold/aarch64.cc
>>> +@@ -7422,12 +7422,6 @@ Target_aarch64<size,
>>> big_endian>::Relocate::relocate_tls(
>>> + 	      }
>>> + 	    if (tlsopt == tls::TLSOPT_TO_IE)
>>> + 	      {
>>> +-		if (tls_segment == NULL)
>>> +-		  {
>>> +-		    gold_assert(parameters->errors()-
>>>> error_count() > 0
>>> +-				||
>>> issue_undefined_symbol_error(gsym));
>>> +-		    return aarch64_reloc_funcs::STATUS_BAD_RELOC;
>>> +-		  }
>>> + 		return tls_desc_gd_to_ie(relinfo, target, rela,
>>> r_type,
>>> + 					 view, psymval,
>>> got_entry_address,
>>> + 					 address);
>>> +diff --git a/gold/i386.cc b/gold/i386.cc
>>> +index 82886d4..a7168a8 100644
>>> +--- a/gold/i386.cc
>>> ++++ b/gold/i386.cc
>>> +@@ -668,7 +668,6 @@ class Target_i386 : public Sized_target<32,
>>> false>
>>> +     // Do a TLS General-Dynamic to Initial-Exec transition.
>>> +     inline void
>>> +     tls_gd_to_ie(const Relocate_info<32, false>*, size_t relnum,
>>> +-		 Output_segment* tls_segment,
>>> + 		 const elfcpp::Rel<32, false>&, unsigned int
>>> r_type,
>>> + 		 elfcpp::Elf_types<32>::Elf_Addr value,
>>> + 		 unsigned char* view,
>>> +@@ -687,7 +686,6 @@ class Target_i386 : public Sized_target<32,
>>> false>
>>> +     // transition.
>>> +     inline void
>>> +     tls_desc_gd_to_ie(const Relocate_info<32, false>*, size_t
>>> relnum,
>>> +-		      Output_segment* tls_segment,
>>> + 		      const elfcpp::Rel<32, false>&, unsigned int
>>> r_type,
>>> + 		      elfcpp::Elf_types<32>::Elf_Addr value,
>>> + 		      unsigned char* view,
>>> +@@ -3054,7 +3052,7 @@ Target_i386::Relocate::relocate_tls(const
>>> Relocate_info<32, false>* relinfo,
>>> + 	    }
>>> + 	  if (optimized_type == tls::TLSOPT_TO_IE)
>>> + 	    {
>>> +-	      this->tls_gd_to_ie(relinfo, relnum, tls_segment,
>>> rel, r_type,
>>> ++	      this->tls_gd_to_ie(relinfo, relnum, rel, r_type,
>>> + 				 got_offset, view, view_size);
>>> + 	      break;
>>> + 	    }
>>> +@@ -3116,13 +3114,7 @@ Target_i386::Relocate::relocate_tls(const
>>> Relocate_info<32, false>* relinfo,
>>> + 	    }
>>> + 	  if (optimized_type == tls::TLSOPT_TO_IE)
>>> + 	    {
>>> +-	      if (tls_segment == NULL)
>>> +-		{
>>> +-		  gold_assert(parameters->errors()->error_count()
>>>> 0
>>> +-			      ||
>>> issue_undefined_symbol_error(gsym));
>>> +-		  return;
>>> +-		}
>>> +-	      this->tls_desc_gd_to_ie(relinfo, relnum,
>>> tls_segment, rel, r_type,
>>> ++	      this->tls_desc_gd_to_ie(relinfo, relnum, rel,
>>> r_type,
>>> + 				      got_offset, view,
>>> view_size);
>>> + 	      break;
>>> + 	    }
>>> +@@ -3354,7 +3346,6 @@ Target_i386::Relocate::tls_gd_to_le(const
>>> Relocate_info<32, false>* relinfo,
>>> + inline void
>>> + Target_i386::Relocate::tls_gd_to_ie(const Relocate_info<32,
>>> false>* relinfo,
>>> + 				    size_t relnum,
>>> +-				    Output_segment*,
>>> + 				    const elfcpp::Rel<32, false>&
>>> rel,
>>> + 				    unsigned int,
>>> + 				    elfcpp::Elf_types<32>::Elf_Ad
>>> dr value,
>>> +@@ -3449,7 +3440,6 @@ inline void
>>> + Target_i386::Relocate::tls_desc_gd_to_ie(
>>> +     const Relocate_info<32, false>* relinfo,
>>> +     size_t relnum,
>>> +-    Output_segment*,
>>> +     const elfcpp::Rel<32, false>& rel,
>>> +     unsigned int r_type,
>>> +     elfcpp::Elf_types<32>::Elf_Addr value,
>>> +diff --git a/gold/x86_64.cc b/gold/x86_64.cc
>>> +index 3cfc064..4ad5afc 100644
>>> +--- a/gold/x86_64.cc
>>> ++++ b/gold/x86_64.cc
>>> +@@ -816,7 +816,6 @@ class Target_x86_64 : public
>>> Sized_target<size, false>
>>> +     // Do a TLS General-Dynamic to Initial-Exec transition.
>>> +     inline void
>>> +     tls_gd_to_ie(const Relocate_info<size, false>*, size_t
>>> relnum,
>>> +-		 Output_segment* tls_segment,
>>> + 		 const elfcpp::Rela<size, false>&, unsigned int
>>> r_type,
>>> + 		 typename elfcpp::Elf_types<size>::Elf_Addr
>>> value,
>>> + 		 unsigned char* view,
>>> +@@ -835,7 +834,6 @@ class Target_x86_64 : public
>>> Sized_target<size, false>
>>> +     // Do a TLSDESC-style General-Dynamic to Initial-Exec
>>> transition.
>>> +     inline void
>>> +     tls_desc_gd_to_ie(const Relocate_info<size, false>*, size_t
>>> relnum,
>>> +-		      Output_segment* tls_segment,
>>> + 		      const elfcpp::Rela<size, false>&, unsigned
>>> int r_type,
>>> + 		      typename elfcpp::Elf_types<size>::Elf_Addr
>>> value,
>>> + 		      unsigned char* view,
>>> +@@ -3733,7 +3731,7 @@ Target_x86_64<size>::Relocate::relocate_tls(
>>> + 	  if (optimized_type == tls::TLSOPT_TO_IE)
>>> + 	    {
>>> + 	      value = target->got_plt_section()->address() +
>>> got_offset;
>>> +-	      this->tls_gd_to_ie(relinfo, relnum, tls_segment,
>>> rela, r_type,
>>> ++	      this->tls_gd_to_ie(relinfo, relnum, rela, r_type,
>>> + 				 value, view, address,
>>> view_size);
>>> + 	      break;
>>> + 	    }
>>> +@@ -3800,14 +3798,8 @@
>>> Target_x86_64<size>::Relocate::relocate_tls(
>>> + 	    }
>>> + 	  if (optimized_type == tls::TLSOPT_TO_IE)
>>> + 	    {
>>> +-	      if (tls_segment == NULL)
>>> +-		{
>>> +-		  gold_assert(parameters->errors()->error_count()
>>>> 0
>>> +-			      ||
>>> issue_undefined_symbol_error(gsym));
>>> +-		  return;
>>> +-		}
>>> + 	      value = target->got_plt_section()->address() +
>>> got_offset;
>>> +-	      this->tls_desc_gd_to_ie(relinfo, relnum,
>>> tls_segment,
>>> ++	      this->tls_desc_gd_to_ie(relinfo, relnum,
>>> + 				      rela, r_type, value, view,
>>> address,
>>> + 				      view_size);
>>> + 	      break;
>>> +@@ -3973,7 +3965,6 @@ inline void
>>> + Target_x86_64<size>::Relocate::tls_gd_to_ie(
>>> +     const Relocate_info<size, false>* relinfo,
>>> +     size_t relnum,
>>> +-    Output_segment*,
>>> +     const elfcpp::Rela<size, false>& rela,
>>> +     unsigned int,
>>> +     typename elfcpp::Elf_types<size>::Elf_Addr value,
>>> +@@ -4085,7 +4076,6 @@ inline void
>>> + Target_x86_64<size>::Relocate::tls_desc_gd_to_ie(
>>> +     const Relocate_info<size, false>* relinfo,
>>> +     size_t relnum,
>>> +-    Output_segment*,
>>> +     const elfcpp::Rela<size, false>& rela,
>>> +     unsigned int r_type,
>>> +     typename elfcpp::Elf_types<size>::Elf_Addr value,
>>> +--
>>> +1.7.1
>>> +
>>> --
>>> 2.8.0.rc3
>>> 
>>> --
>>> _______________________________________________
>>> Openembedded-core mailing list
>>> Openembedded-core at lists.openembedded.org
>>> http://lists.openembedded.org/mailman/listinfo/openembedded-core
>> 
> 

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