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elfcpp/ChangeLog:

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* elfcpp.h (enum SHT): Add SHT_GNU_INCREMENTAL_GOT_PLT.

gold/ChangeLog:

	* arm.cc (Target_arm::got_size): Add const.
	(Target_arm::got_entry_count): New function.
	(Target_arm::plt_entry_count): New function.
	(Target_arm::first_plt_entry_offset): New function.
	(Target_arm::plt_entry_size): New function.
	(Output_data_plt_arm::entry_count): New function.
	(Output_data_plt_arm::first_plt_entry_offset): New function.
	(Output_data_plt_arm::get_plt_entry_size): New function.
	* i386.cc (Target_i386::got_size): Add const.
	(Target_i386::got_entry_count): New function.
	(Target_i386::plt_entry_count): New function.
	(Target_i386::first_plt_entry_offset): New function.
	(Target_i386::plt_entry_size): New function.
	(Output_data_plt_i386::entry_count): New function.
	(Output_data_plt_i386::first_plt_entry_offset): New function.
	(Output_data_plt_i386::get_plt_entry_size): New function.
	* incremental-dump.cc (dump_incremental_inputs): Adjust call to
	find_incremental_inputs_sections.  Dump incremental_got_plt section.
	* incremental.cc: Include target.h.
	(Sized_incremental_binary::do_find_incremental_inputs_sections): Add
	parameter.  Adjust all callers.  Find incremental_got_plt section.
	(Incremental_inputs::create_data_sections): Create incremental_got_plt
	section.
	(Output_section_incremental_inputs::set_final_data_size): Calculate
	size of incremental_got_plt section.
	(Output_section_incremental_inputs::do_write): Write the
	incremental_got_plt section.
	(Got_plt_view_info): New struct.
	(Local_got_offset_visitor): New class.
	(Global_got_offset_visitor): New class.
	(Global_symbol_visitor_got_plt): New class.
	(Output_section_incremental_inputs::write_got_plt): New function.
	* incremental.h (Incremental_binary::find_incremental_inputs_sections):
	Add parameter.  Adjust all callers.
	(Incremental_binary::do_find_incremental_inputs_sections): Likewise.
	(Incremental_inputs::got_plt_section): New function.
	(Incremental_inputs::got_plt_section_): New data member.
	(Incremental_got_plt_reader): New class.
	* layout.cc (Layout::create_incremental_info_sections): Add the
	incremental_got_plt section.
	* object.h (Got_offset_list::get_list): New function.
	(Got offset_list::for_all_got_offsets): New function.
	(Sized_relobj::local_got_offset_list): New function.
	* powerpc.cc (Target_powerpc::got_size): Add const.
	(Target_powerpc::got_entry_count): New function.
	(Target_powerpc::plt_entry_count): New function.
	(Target_powerpc::first_plt_entry_offset): New function.
	(Target_powerpc::plt_entry_size): New function.
	(Output_data_plt_powerpc::entry_count): New function.
	(Output_data_plt_powerpc::first_plt_entry_offset): New function.
	(Output_data_plt_powerpc::get_plt_entry_size): New function.
	* sparc.cc (Target_sparc::got_size): Add const.
	(Target_sparc::got_entry_count): New function.
	(Target_sparc::plt_entry_count): New function.
	(Target_sparc::first_plt_entry_offset): New function.
	(Target_sparc::plt_entry_size): New function.
	(Output_data_plt_sparc::entry_count): New function.
	(Output_data_plt_sparc::first_plt_entry_offset): New function.
	(Output_data_plt_sparc::get_plt_entry_size): New function.
	* symtab.h (Symbol::got_offset_list): New function.
	(Symbol_table::for_all_symbols): New function.
	* target.h (Sized_target::got_entry_count): New function.
	(Sized_target::plt_entry_count): New function.
	(Sized_target::plt_entry_size): New function.
	* x86_64.cc (Target_x86_64::got_size): Add const.
	(Target_x86_64::got_entry_count): New function.
	(Target_x86_64::plt_entry_count): New function.
	(Target_x86_64::first_plt_entry_offset): New function.
	(Target_x86_64::plt_entry_size): New function.
	(Output_data_plt_x86_64::entry_count): New function.
	(Output_data_plt_x86_64::first_plt_entry_offset): New function.
	(Output_data_plt_x86_64::get_plt_entry_size): New function.
This commit is contained in:
Cary Coutant
2010-08-12 22:15:00 +00:00
parent 09ec0418c0
commit 0e70b9111a
13 changed files with 866 additions and 27 deletions
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72
gold/sparc.cc
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@@ -1,6 +1,6 @@
// sparc.cc -- sparc target support for gold.
// Copyright 2008, 2009 Free Software Foundation, Inc.
// Copyright 2008, 2009, 2010 Free Software Foundation, Inc.
// Written by David S. Miller <davem@davemloft.net>.
// This file is part of gold.
@@ -161,12 +161,33 @@ class Target_sparc : public Sized_target<size, big_endian>
// Return the size of the GOT section.
section_size_type
got_size()
got_size() const
{
gold_assert(this->got_ != NULL);
return this->got_->data_size();
}
// Return the number of entries in the GOT.
unsigned int
got_entry_count() const
{
if (this->got_ == NULL)
return 0;
return this->got_size() / (size / 8);
}
// Return the number of entries in the PLT.
unsigned int
plt_entry_count() const;
// Return the offset of the first non-reserved PLT entry.
unsigned int
first_plt_entry_offset() const;
// Return the size of each PLT entry.
unsigned int
plt_entry_size() const;
private:
// The class which scans relocations.
@@ -343,6 +364,9 @@ class Target_sparc : public Sized_target<size, big_endian>
static Target::Target_info sparc_info;
// The types of GOT entries needed for this platform.
// These values are exposed to the ABI in an incremental link.
// Do not renumber existing values without changing the version
// number of the .gnu_incremental_inputs section.
enum Got_type
{
GOT_TYPE_STANDARD = 0, // GOT entry for a regular symbol
@@ -1100,6 +1124,21 @@ class Output_data_plt_sparc : public Output_section_data
return this->rel_;
}
// Return the number of PLT entries.
unsigned int
entry_count() const
{ return this->count_; }
// Return the offset of the first non-reserved PLT entry.
static unsigned int
first_plt_entry_offset()
{ return 4 * base_plt_entry_size; }
// Return the size of a PLT entry.
static unsigned int
get_plt_entry_size()
{ return base_plt_entry_size; }
protected:
void do_adjust_output_section(Output_section* os);
@@ -1415,6 +1454,35 @@ Target_sparc<size, big_endian>::make_plt_entry(Symbol_table* symtab,
this->plt_->add_entry(gsym);
}
// Return the number of entries in the PLT.
template<int size, bool big_endian>
unsigned int
Target_sparc<size, big_endian>::plt_entry_count() const
{
if (this->plt_ == NULL)
return 0;
return this->plt_->entry_count();
}
// Return the offset of the first non-reserved PLT entry.
template<int size, bool big_endian>
unsigned int
Target_sparc<size, big_endian>::first_plt_entry_offset() const
{
return Output_data_plt_sparc<size, big_endian>::first_plt_entry_offset();
}
// Return the size of each PLT entry.
template<int size, bool big_endian>
unsigned int
Target_sparc<size, big_endian>::plt_entry_size() const
{
return Output_data_plt_sparc<size, big_endian>::get_plt_entry_size();
}
// Create a GOT entry for the TLS module index.
template<int size, bool big_endian>