Commit Graph

16 Commits

Author SHA1 Message Date
Roland McGrath 2e702c99c5 * configure.ac (ENABLE_GOLD): Consider *-*-nacl* targets ELF.
* configure: Regenerate.

gold/
	* nacl.cc: New file.
	* nacl.h: New file.
	* Makefile.am (CCFILES, HFILES): Add them.
	* Makefile.in: Regenerate.
	* i386.cc (Output_data_plt_i386_nacl): New class.
	(Output_data_plt_i386_nacl_exec): New class.
	(Output_data_plt_i386_nacl_dyn): New class.
	(Target_i386_nacl): New class.
	(Target_selector_i386_nacl): New class.
	(target_selector_i386): Use it instead of Target_selector_i386.
	* x86_64.cc (Output_data_plt_x86_64_nacl): New class.
	(Target_x86_64_nacl): New class.
	(Target_selector_x86_64_nacl): New class.
	(target_selector_x86_64, target_selector_x32): Use it instead of
	Target_selector_x86_64.
	* arm.cc (Output_data_plt_arm_nacl): New class.
	(Target_arm_nacl): New class.
	(Target_selector_arm_nacl): New class.
	(target_selector_arm, target_selector_armbe): Use it instead of
	Target_selector_arm.

	* target-select.cc (select_target): Take new Input_file* and off_t
	arguments, pass them on to recognize method of selector.
	* object.cc (make_elf_sized_object): Update caller.
	* parameters.cc (parameters_force_valid_target): Likewise.
	* incremental.cc (make_sized_incremental_binary): Likewise.
	* target-select.h: Update decl.
	(Target_selector::recognize): Take new Input_file* argument,
	pass it on to do_recognize.
	(Target_selector::do_recognize): Take new Input_file* argument.
	* freebsd.h (Target_selector_freebsd::do_recognize): Likewise.
	* powerpc.cc (Target_selector_powerpc::do_recognize): Likewise.
	* sparc.cc (Target_selector_sparc::do_recognize): Likewise.
	* testsuite/testfile.cc (Target_selector::do_recognize): Likewise.

	* target.h (Target::Target_info): New members isolate_execinstr
	and rosegment_gap.
	(Target::isolate_execinstr, Target::rosegment_gap): New methods.
	* arm.cc (Target_arm::arm_info): Update initializer.
	* i386.cc (Target_i386::i386_info): Likewise.
	* powerpc.cc (Target_powerpc::powerpc_info): Likewise.
	* sparc.cc (Target_sparc::sparc_info): Likewise.
	* x86_64.cc (Target_x86_64::x86_64_info): Likewise.
	* testsuite/testfile.cc (Target_test::test_target_info): Likewise.
	* layout.cc (Layout::attach_allocated_section_to_segment):
	Take new const Target* argument.  If target->isolate_execinstr(), act
	like --rosegment.
	(Layout::find_first_load_seg): Take new const Target* argument;
	if target->isolate_execinstr(), reject PF_X segments.
	(Layout::relaxation_loop_body): Update caller.
	(Layout::set_segment_offsets): If target->isolate_execinstr(),
	reset file offset to zero when we hit LOAD_SEG, and then do a second
	loop over the segments before LOAD_SEG to reassign offsets after
	addresses have been determined.  Handle target->rosegment_gap().
	(Layout::attach_section_to_segment): Take new const Target* argument;
	pass it to attach_allocated_section_to_segment.
	(Layout::make_output_section): Update caller.
	(Layout::attach_sections_to_segments): Take new const Target* argument;
	pass it to attach_section_to_segment.
	* gold.cc (queue_middle_tasks): Update caller.
	* layout.h (Layout): Update method decls with new arguments.

	* arm.cc (Target_arm::Target_arm): Take optional argument for the
	Target_info pointer to use.
	(Target_arm::do_make_data_plt): New virtual method.
	(Target_arm::make_data_plt): New method that calls it.
	(Target_arm::make_plt_entry): Use it.
	(Output_data_plt_arm::Output_data_plt_arm): Take additional argument
	for the section alignment.
	(Output_data_plt_arm::do_first_plt_entry_offset): New abstract virtual
	method.
	(Output_data_plt_arm::first_plt_entry_offset): Call it.
	(Output_data_plt_arm::do_get_plt_entry_size): New abstract virtual
	method.
	(Output_data_plt_arm::get_plt_entry_size): Call it.
	(Output_data_plt_arm::do_fill_plt_entry): New abstract virtual method.
	(Output_data_plt_arm::fill_plt_entry): New method that calls it.
	(Output_data_plt_arm::do_fill_first_plt_entry): New abstract virtual
	method.
	(Output_data_plt_arm::fill_first_plt_entry): New method that calls it.
	(Output_data_plt_arm::set_final_data_size): Use get_plt_entry_size
	method instead of sizeof(plt_entry).
	(Output_data_plt_arm::add_entry): Likewise.
	Use first_plt_entry_offset method instead of sizeof(first_plt_entry).
	(Target_arm::first_plt_entry_offset): Call method on this->plt_ rather
	than static method.
	(Target_arm::plt_entry_size): Likewise.
	(Output_data_plt_arm::first_plt_entry, Output_data_plt_arm::plt_entry):
	Move to ...
	(Output_data_plt_arm_standard): ... here, new class.
	(Output_data_plt_arm::do_write): Move guts of PLT filling to...
	(Output_data_plt_arm_standard::do_fill_first_plt_entry): ... here ...
	(Output_data_plt_arm_standard::do_fill_plt_entry): ... and here.

	* x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
	Take additional argument for the PLT entry size.
	(Output_data_plt_x86_64::get_tlsdesc_plt_offset):
	Use get_plt_entry_size method rather than plt_entry_size variable.
	(Output_data_plt_x86_64::reserve_slot): Likewise.
	(Output_data_plt_x86_64::do_adjust_output_section): Likewise.
	(Output_data_plt_x86_64::add_entry): Likewise.
	(Output_data_plt_x86_64::add_local_ifunc_entry): Likewise.
	(Output_data_plt_x86_64::address_for_global): Likewise.
	(Output_data_plt_x86_64::address_for_local): Likewise.
	(Output_data_plt_x86_64::set_final_data_size): Likewise.
	(Output_data_plt_x86_64::first_plt_entry_offset): Likewise.
	Make method non-static.
	(Output_data_plt_x86_64::do_get_plt_entry_size): New abstract virtual
	method.
	(Output_data_plt_x86_64::get_plt_entry_size): Just call that.
	(Output_data_plt_x86_64::do_add_eh_frame): New abstract virtual method.
	(Output_data_plt_x86_64::add_eh_frame): New method to call it.
	(Output_data_plt_x86_64::do_fill_first_plt_entry): New abstract
	virtual method.
	(Output_data_plt_x86_64::fill_first_plt_entry): New method to call it.
	(Output_data_plt_x86_64::do_fill_plt_entry): New abstract
	virtual method.
	(Output_data_plt_x86_64::fill_plt_entry): New method to call it.
	(Output_data_plt_x86_64::do_fill_tlsdesc_entry): New abstract
	virtual method.
	(Output_data_plt_x86_64::fill_tlsdesc_entry): New method to call it.
	(Output_data_plt_x86_64::plt_entry_size)
	(Output_data_plt_x86_64::first_plt_entry)
	(Output_data_plt_x86_64::plt_entry)
	(Output_data_plt_x86_64::tlsdesc_plt_entry)
	(Output_data_plt_x86_64::plt_eh_frame_fde_size)
	(Output_data_plt_x86_64::plt_eh_frame_fde): Move to ...
	(Output_data_plt_x86_64_standard): ... here, new class.
	(Target_x86_64::Target_x86_64): Take optional argument for the
	Target_info pointer to use.
	(Target_x86_64::do_make_data_plt): New virtual method.
	(Target_x86_64::make_data_plt): New method to call it.
	(Target_x86_64::init_got_plt_for_update): Use that.
	Call this->plt_->add_eh_frame method here.
	(Output_data_plt_x86_64::init):	Don't do add_eh_frame_for_plt here.
	(Target_x86_64::first_plt_entry_offset): Call method on this->plt_
	rather than static method.
	(Target_x86_64::plt_entry_size): Likewise.
	(Output_data_plt_x86_64::do_write): Use get_plt_entry_size method
	rather than plt_entry_size variable.  Move guts of PLT filling to...
	(Output_data_plt_x86_64_standard::do_fill_first_plt_entry): ... here ...
	(Output_data_plt_x86_64_standard::do_fill_plt_entry): ... and here ...
	(Output_data_plt_x86_64_standard::do_fill_tlsdesc_entry): ... and here.

	* i386.cc (Output_data_plt_i386::Output_data_plt_i386): Take
	additional argument for the section alignment.
	Don't do add_eh_frame_for_plt here.
	(Output_data_plt_i386::first_plt_entry_offset): Make the method
	non-static.  Use get_plt_entry_size method rather than plt_entry_size
	variable.
	(Output_data_plt_i386::do_get_plt_entry_size): New abstract virtual
	method.
	(Output_data_plt_i386::get_plt_entry_size): Call it.
	(Output_data_plt_i386::do_add_eh_frame): New abstract virtual method.
	(Output_data_plt_i386::add_eh_frame): New method to call it.
	(Output_data_plt_i386::do_fill_first_plt_entry): New abstract virtual
	method.
	(Output_data_plt_i386::fill_first_plt_entry): New method to call it.
	(Output_data_plt_i386::do_fill_plt_entry): New abstract virtual
	method.
	(Output_data_plt_i386::fill_plt_entry): New method to call it.
	(Output_data_plt_i386::set_final_data_size): Use get_plt_entry_size
	method instead of plt_entry_size.
	(Output_data_plt_i386::plt_entry_size)
	(Output_data_plt_i386::plt_eh_frame_fde_size)
	(Output_data_plt_i386::plt_eh_frame_fde): Move to ...
	(Output_data_plt_i386_standard): ... here, new class.
	(Output_data_plt_i386_exec): New class.
	(Output_data_plt_i386::exec_first_plt_entry): Move to ...
	(Output_data_plt_i386_exec::first_plt_entry): ... here.
	(Output_data_plt_i386::exec_plt_entry): Move to ...
	(Output_data_plt_i386_exec::plt_entry): ... here.
	(Output_data_plt_i386_dyn): New class.
	(Output_data_plt_i386::first_plt_entry): Move to ...
	(Output_data_plt_i386_dyn::first_plt_entry): ... here.
	(Output_data_plt_i386::dyn_plt_entry): Move to ...
	(Output_data_plt_i386_dyn::plt_entry): ... here.
	(Target_i386::Target_i386): Take optional argument for the Target_info
	pointer to use.
	(Target_i386::do_make_data_plt): New virtual method.
	(Target_i386::make_data_plt): New method to call it.
	(Target_i386::make_plt_section): Use that.
	Call this->plt_->add_eh_frame method here.
	(Output_data_plt_i386::add_entry): Use get_plt_entry_size method
	rather than plt_entry_size variable.
	(Output_data_plt_i386::add_local_ifunc_entry): Likewise.
	(Output_data_plt_i386::address_for_local): Likewise.
	(Output_data_plt_i386::do_write): Likewise.
	Move guts of PLT filling to...
	(Output_data_plt_i386_exec::do_fill_first_plt_entry): ... here ...
	(Output_data_plt_i386_exec::do_fill_plt_entry): ... and here ...
	(Output_data_plt_i386_dyn::do_fill_first_plt_entry): ... and here ...
	(Output_data_plt_i386_dyn::do_fill_plt_entry): ... and here.

Change-Id: Id24b95600489835ff5e860a39c147203d4380c2b
2012-05-02 21:37:24 +00:00
Ian Lance Taylor f1ddb6008e * options.h (class General_options): Add --print-output-format.
Move -EL next to -EB, for  better --help output.
	* target-select.cc: Include <cstdio>, "options.h", and
	"parameters.h".
	(Target_selector::do_target_bfd_name): New function.
	(print_output_format): New function.
	* target-select.h (class Target_selector): Update declarations.
	(Target_selector::target_bfd_name): New function.
	(print_output_format): Declare.
	* main.cc: Include "target-select.h".
	(main): Handle --print-output-format.
	* gold.cc: Include "target-select.h".
	(queue_initial_tasks): Handle --print-output-format when there are
	no input files.
	* parameters.cc (parameters_force_valid_target): Give a better
	error message if -EB/-EL does not match target.
	* freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
	function.
2011-07-15 21:43:08 +00:00
Ian Lance Taylor 03ef7571fc PR gold/12934
* target-select.cc (Target_selector::Target_selector): Add
	emulation parameter.  Change all callers.
	(select_target_by_bfd_name): Rename from select_target_by_name.
	Change all callers.
	(select_target_by_emulation): New function.
	(supported_emulation_names): New function.
	* target-select.h (class Target_selector): Add emulation_ field.
	Update declarations.
	(Target_selector::recognize_by_bfd_name): Rename from
	recognize_by_name.  Change all callers.
	(Target_selector::supported_bfd_names): Rename from
	supported_names.  Change all callers.
	(Target_selector::recognize_by_emulation): New function.
	(Target_selector::supported_emulations): New function.
	(Target_selector::emulation): New function.
	(Target_selector::do_recognize_by_bfd_name): Rename from
	do_recognize_by_name.  Change all callers.
	(Target_selector::do_supported_bfd_names): Rename from
	do_supported_names.  Change all callers.
	(Target_selector::do_recognize_by_emulation): New function.
	(Target_selector::do_supported_emulations): New function.
	(select_target_by_bfd_name): Change name in declaration.
	(select_target_by_emulation): Declare.
	(supported_emulation_names): Declare.
	* parameters.cc (parameters_force_valid_target): Try to find
	target based on emulation from -m option.
	* options.h (class General_options): Change doc string for -m.
	* options.cc (help): Print emulations.
	(General_options::parse_V): Likewise.
	* freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
	Add emulation parameter.  Change all callers.
2011-06-28 23:12:31 +00:00
Ian Lance Taylor 114dfbe13e * gold-threads.h (class Once): Define.
(class Initialize_lock): Rewrite as child of Once.
	* gold-threads.cc (class Once_initialize): Define.
	(once_pointer_control): New static variable.
	(once_pointer, once_arg): New static variables.
	(c_run_once): New static function.
	(Once::Once, Once::run_once, Once::internal_run): New functions.
	(class Initialize_lock_once): Remove.
	(initialize_lock_control): Remove.
	(initialize_lock_pointer): Remove.
	(initialize_lock_once): Remove.
	(Initialize_lock::Initialize_lock): Move to gold-threads.h.
	(Initialize_lock::initialize): Rewrite.
	(Initialize_lock::do_run_once): New function.
	* archive.cc (Archive::interpret_header): Only clear name if it is
	not already empty.
	* fileread.cc: Include "gold-threads.h"
	(file_counts_lock): New static variable.
	(file_counts_initialize_lock): Likewise.
	(File_read::release): Only increment counts when using --stats.
	Use a lock around the increment.
	* parameters.cc (class Set_parameters_target_once): Define.
	(set_parameters_target_once): New static variable.
	(Parameters::Parameters): Move here from parameters.h.
	(Parameters::set_target): Rewrite.
	(Parameters::set_target_once): New function.
	(Parameters::clear_target): Move here and rewrite.
	* parameters.h (class Parameters): Update declarations.  Add
	set_parameters_target_once_ field.
	(Parameters::Parameters): Move to parameters.cc.
	(Parameters::clear_target): Likewise.
	* readsyms.cc (Read_symbols::do_group): Create a Start_group
	task.
	(Start_group::~Start_group): New function.
	(Start_group::is_runnable): New function.
	(Start_group::locks, Start_group::run): New functions.
	(Finish_group::run): Change saw_undefined to size_t.
	* readsyms.h (class Start_group): Define.
	(class Finish_group): Change saw_undefined_ field to size_t.
	(Finish_group::Finish_group): Remove saw_undefined and
	this_blocker parameters.  Change all callers.
	(Finish_group::set_saw_undefined): New function.
	(Finish_group::set_blocker): New function.
	* symtab.h (class Symbol_table): Change saw_undefined to return
	size_t.  Change saw_undefined_ field to size_t.
	* target-select.cc (Set_target_once::do_run_once): New function.
	(Target_selector::Target_selector): Initialize set_target_once_
	field.  Don't initialize lock_ and initialize_lock_ fields.
	(Target_selector::instantiate_target): Rewrite.
	(Target_selector::set_target): New function.
	* target-select.h (class Set_target_once): Define.
	(class Target_selector): Update declarations.  Make
	Set_target_once a friend.  Remove lock_ and initialize_lock_
	fields.  Add set_target_once_ field.
2010-02-12 03:23:26 +00:00
Ian Lance Taylor 2ea9794110 Revert -Wshadow changes, all changes from:
2009-12-11  Doug Kwan  <dougkwan@google.com>
	2009-12-11  Nick Clifton  <nickc@redhat.com>
	* configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
2009-12-14 19:53:05 +00:00
Nick Clifton 91d6fa6a03 Add -Wshadow to the gcc command line options used when compiling the binutils.
Fix up all warnings generated by the addition of this switch.
2009-12-11 13:42:17 +00:00
Ian Lance Taylor 22fd9730a0 * target-select.cc (instantiate_target): Don't acquire the lock if
the instantiated_target_ field has already been set.
2009-03-24 17:32:43 +00:00
Ian Lance Taylor 7f055c204a 2009-03-23 Ian Lance Taylor <iant@google.com>
* gold-threads.h (class Initialize_lock): Define.
	* gold-threads.cc (class Initialize_lock_once): Define.
	(initialize_lock_control): New static variable.
	(initialize_lock_pointer): New static variable.
	(initialize_lock_once): New static function.
	(Initialize_lock::Initialize_lock): Define.
	(Initialize_lock::initialize): Define.
	* target-select.h: Include "gold-threads.h".
	(class Target_selector): Add lock_ and initialize_lock_ fields.
	Don't define instantiate_target, just declare it.
	* target-select.cc (Target_selector::Target_selector): Initialize
	new fields.
	(Target_selector::instantiate_target): Define.
	* descriptors.h: Include "gold-threads.h".
	(class Descriptors): Add initialize_lock_ field.
	* descriptors.cc (Descriptors::Descriptors): Initialize new
	field.
	(Descriptors::open): Use initialize_lock_ field
	* errors.h (class Errors): Add initialize_lock_ field.
	* errors.cc (Errors::Errors): Initialize new field.
	(Errors::initialize_lock): Use initialize_lock_ field.
	* powerpc.cc (class Target_selector_powerpc): Remove
	instantiated_target_ field.  In do_recognize call
	instantiate_target rather than do_instantiate_target.  In
	do_instantiate_target just allocate a new target.
	* sparc.cc (class Target_selector_sparc): Likewise.
2009-03-24 04:50:32 +00:00
Ian Lance Taylor 04bf70729d PR gold/5986
Fix problems building gold with gcc 4.3.0.
	* gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
	(gold_error_at_location, gold_warning_at_location): Use it.
	* configure.ac: Check whether we can compile and use a template
	function with a printf attribute.
	* x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
	when jumping over bytes.
	* object.cc: Instantiate Object::read_section_data.
	* debug.h: Include <cstring>
	* dwarf_reader.cc: Include <algorithm>
	* main.cc: Include <cstring>.
	* options.cc: Include <cstring>.
	* output.cc: Include <cstring>.
	* script.cc: Include <cstring>.
	* script.h: Include <string>.
	* symtab.cc: Include <cstring> and <algorithm>.
	* target-select.cc: Include <cstring>.
	* version.cc: Include <string>.
	* testsuite/testmain.cc: Include <cstdlib>.
	* configure, config.in: Rebuild.
2008-03-26 23:36:46 +00:00
Ian Lance Taylor e96caa7910 * options.cc (options::help): Print list of supported targets.
* target-select.h: Include <vector>.
	(class Target_selector): Make machine_, size_, and is_big_endian_
	fields const.  Add bfd_name_ and instantiated_target_ fields.
	(Target_selector::Target_selector): Add bfd_name parameter.
	(Target_selector::recognize): Make non-virtual, call
	do_recognize.
	(Target_selector::recognize_by_name): Make non-virtual, call
	do_recognize_by_name.
	(Target_selector::supported_names): New function.
	(Target_selector::bfd_name): New function.
	(Target_selector::do_instantiate_target): New pure virtual
	function.
	(Target_selector::do_recognize): New virtual function.
	(Target_selector::do_recognize_by_name): New virtual function.
	(Target_selector::instantiate_target): New private function.
	(supported_target_names): Declare.
	* target-select.cc (Target_selector::Target_selector): Update for
	new parameter and fields.
	(select_target_by_name): Check that the name matches before
	calling recognize_by_name.
	(supported_target_names): New function.
	* i386.cc (class Target_selector_i386): Update Target_selector
	constructor call.  Remove recognize and recognize_by_name.  Add
	do_instantiate_target.
	* x86_64.cc (class Target_selector_x86_64): Likewise.
	* testsuite/testfile.cc (class Target_selector_test): Update for
	changes to Target_selector.
2008-03-25 21:39:01 +00:00
Ian Lance Taylor ebdbb4583d Update copyright years. Update language files. 2008-03-13 21:04:21 +00:00
Ian Lance Taylor 0daa6f62c8 Support selecting target by name. 2008-02-13 02:44:50 +00:00
Ian Lance Taylor 6340166c8b Parameterize object_unittest to work for whatever target types are
supported.
2007-10-03 00:34:49 +00:00
Ian Lance Taylor 6cb15b7f89 Add licensing text to every source file. 2007-09-22 21:02:10 +00:00
Ian Lance Taylor ead1e4244a Can now do a full static link of hello, world in C or C++ 2006-11-03 18:26:11 +00:00
Ian Lance Taylor 14bfc3f555 Another snapshot of the current state of the sources. Gets to the
point of symbol resolution and can now issue a multiple definition
error.  Also added target selection infrastructure.
2006-08-18 22:29:20 +00:00