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Add support for STT_SPARC_REGISTER symbols.

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gold/
	PR gold/19019
	* layout.h (Layout::add_target_specific_dynamic_tag): New function.
	* layout.cc (Layout::add_target_specific_dynamic_tag): New function.
	* mips.cc (Target_mips::make_symbol): Adjust function signature.
	* sparc.cc (Target_sparc::Target_sparc): Initialize register_syms_.
	(Target_sparc::do_is_defined_by_abi): Remove test for
	STT_SPARC_REGISTER.
	(Target_sparc::Register_symbol): New struct type.
	(Target_sparc::register_syms_): New data member.
	(Target_sparc<64, true>::sparc_info): Set has_make_symbol to true.
	(Target_sparc::make_symbol): New function.
	(Target_sparc::do_finalize_sections): Add register symbols and new
	dynamic table entries.
	* symtab.h (Sized_symbol::init_undefined): Add value parameter.
	(Symbol_table::add_target_global_symbol): New function.
	(Symbol_table::target_symbols_): New data member.
	* symtab.cc (Sized_symbol::init_undefined): Add value parameter.
	(Symbol_table::Symbol_table): Initialize target_symbols_.
	(Symbol_table::add_from_object): Pass additional parameters to
	Target::make_symbol.
	(Symbol_table::define_special_symbol): Likewise.
	(Symbol_table::add_undefined_symbol_from_command_line): Pass 0 for
	undefined symbol value.
	(Symbol_table::set_dynsym_indexes): Process target-specific symbols.
	(Symbol_table::sized_finalize): Likewise.
	(Symbol_table::sized_write_globals): Likewise.
	* target.h (Sized_target::make_symbol): Add name, st_type, object,
	st_shndx, and value parameters.
This commit is contained in:
Cary Coutant
2016-02-04 16:55:39 -08:00
parent 8b4ee0a5c1
commit dc1c8a16a3
8 changed files with 236 additions and 20 deletions
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9
gold/layout.cc
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@@ -4724,6 +4724,15 @@ Layout::add_target_dynamic_tags(bool use_rel, const Output_data* plt_got,
}
}
void
Layout::add_target_specific_dynamic_tag(elfcpp::DT tag, unsigned int val)
{
Output_data_dynamic* odyn = this->dynamic_data_;
if (odyn == NULL)
return;
odyn->add_constant(tag, val);
}
// Finish the .dynamic section and PT_DYNAMIC segment.
void