Allow target to adjust dynamic symbol value.

2014-03-10  Sasa Stankovic  <Sasa.Stankovic@imgtec.com>

gold/
	* symtab.cc (Symbol_table::sized_write_globals): Allow a target to
	adjust dynamic symbol value.
	* target.h (Target::adjust_dyn_symbol): New function.
	(Target::do_adjust_dyn_symbol): New function.
This commit is contained in:
Cary Coutant 2014-03-10 13:35:53 -07:00
parent 918fc1f8d2
commit 800d982336
3 changed files with 19 additions and 0 deletions

View file

@ -1,3 +1,10 @@
2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
* symtab.cc (Symbol_table::sized_write_globals): Allow a target to
adjust dynamic symbol value.
* target.h (Target::adjust_dyn_symbol): New function.
(Target::do_adjust_dyn_symbol): New function.
2014-03-10 Sasa Stankovic <Sasa.Stankovic@imgtec.com>
* output.cc (Output_data_dynamic::Dynamic_entry::write):

View file

@ -3012,6 +3012,8 @@ Symbol_table::sized_write_globals(const Stringpool* sympool,
unsigned char* pd = dynamic_view + (dynsym_index * sym_size);
this->sized_write_symbol<size, big_endian>(sym, dynsym_value, shndx,
binding, dynpool, pd);
// Allow a target to adjust dynamic symbol value.
parameters->target().adjust_dyn_symbol(sym, pd);
}
}

View file

@ -475,6 +475,11 @@ class Target
dynamic_tag_custom_value(elfcpp::DT tag) const
{ return this->do_dynamic_tag_custom_value(tag); }
// Adjust the value written to the dynamic symbol table.
void
adjust_dyn_symbol(const Symbol* sym, unsigned char* view) const
{ this->do_adjust_dyn_symbol(sym, view); }
protected:
// This struct holds the constant information for a child class. We
// use a struct to avoid the overhead of virtual function calls for
@ -763,6 +768,11 @@ class Target
do_dynamic_tag_custom_value(elfcpp::DT) const
{ gold_unreachable(); }
// This may be overridden by the child class.
virtual void
do_adjust_dyn_symbol(const Symbol*, unsigned char*) const
{ }
private:
// The implementations of the four do_make_elf_object virtual functions are
// almost identical except for their sizes and endianness. We use a template.