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* debug.h (DEBUG_INCREMENTAL): New flag.

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(debug_string_to_enum): Add DEBUG_INCREMENTAL).
	* gold.cc (queue_initial_tasks): Check parameters for incremental link
	mode.
	* incremental.cc (report_command_line): Ignore all forms of
	--incremental.
	* layout.cc (Layout::Layout): Check parameters for incremental link
	mode.
	* options.cc (General_options::parse_incremental): New function.
	(General_options::parse_no_incremental): New function.
	(General_options::parse_incremental_full): New function.
	(General_options::parse_incremental_update): New function.
	(General_options::incremental_mode_): New data member.
	(General_options::finalize): Check incremental_mode_.
	* options.h (General_options): Update help text for --incremental.
	Add --no-incremental, --incremental-full, --incremental-update.
	(General_options::Incremental_mode): New enum type.
	(General_options::incremental_mode): New function.
	(General_options::incremental_mode_): New data member.
	* parameters.cc (Parameters::incremental_mode_): New data member.
	(Parameters::set_options): Set incremental_mode_.
	(Parameters::set_incremental_full): New function.
	(Parameters::incremental): New function.
	(Parameters::incremental_update): New function.
	(set_parameters_incremental_full): New function.
	* parameters.h (Parameters::set_incremental_full): New function.
	(Parameters::incremental): New function.
	(Parameters::incremental_update): New function.
	(Parameters::incremental_mode_): New data member.
	(set_parameters_incremental_full): New function.
	* plugin.cc (Plugin_manager::add_input_file): Check parameters for
	incremental link mode.
	* reloc.cc (Sized_relobj::do_read_relocs): Likewise.
	(Sized_relobj::do_relocate_sections): Likewise.
	* testsuite/Makefile.am (incremental_test): Use --incremental-full
	option.
	* testsuite/Makefile.in: Regenerate.
	* testsuite/incremental_test.sh: Filter all forms of --incremental.
This commit is contained in:
Cary Coutant
2010-10-14 22:10:22 +00:00
parent cfc08d490e
commit 8c21d9d382
14 changed files with 183 additions and 14 deletions
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45
gold/parameters.cc
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@@ -66,7 +66,7 @@ Set_parameters_target_once set_parameters_target_once(&static_parameters);
Parameters::Parameters()
: errors_(NULL), options_(NULL), target_(NULL),
doing_static_link_valid_(false), doing_static_link_(false),
debug_(0),
debug_(0), incremental_mode_(General_options::INCREMENTAL_OFF),
set_parameters_target_once_(&set_parameters_target_once)
{
}
@@ -86,6 +86,9 @@ Parameters::set_options(const General_options* options)
// For speed, we convert the options() debug var from a string to an
// enum (from debug.h).
this->debug_ = debug_string_to_enum(this->options().debug());
// Set incremental_mode_ based on the value of the --incremental option.
// We copy the mode into parameters because it can change based on inputs.
this->incremental_mode_ = this->options().incremental_mode();
// If --verbose is set, it acts as "--debug=files".
if (options->verbose())
this->debug_ |= DEBUG_FILES;
@@ -208,6 +211,38 @@ Parameters::check_target_endianness()
}
}
// Set the incremental linking mode to INCREMENTAL_FULL. Used when
// the linker determines that an incremental update is not possible.
// Returns false if the incremental mode was INCREMENTAL_UPDATE,
// indicating that the linker should exit if an update is not possible.
bool
Parameters::set_incremental_full()
{
gold_assert(this->incremental_mode_ != General_options::INCREMENTAL_OFF);
if (this->incremental_mode_ == General_options::INCREMENTAL_UPDATE)
return false;
this->incremental_mode_ = General_options::INCREMENTAL_FULL;
return true;
}
// Return true if we need to prepare incremental linking information.
bool
Parameters::incremental() const
{
return this->incremental_mode_ != General_options::INCREMENTAL_OFF;
}
// Return true if we are doing an incremental update.
bool
Parameters::incremental_update() const
{
return (this->incremental_mode_ == General_options::INCREMENTAL_UPDATE
|| this->incremental_mode_ == General_options::INCREMENTAL_AUTO);
}
void
set_parameters_errors(Errors* errors)
{ static_parameters.set_errors(errors); }
@@ -227,6 +262,14 @@ void
set_parameters_doing_static_link(bool doing_static_link)
{ static_parameters.set_doing_static_link(doing_static_link); }
// Set the incremental linking mode to INCREMENTAL_FULL. Used when
// the linker determines that an incremental update is not possible.
// Returns false if the incremental mode was INCREMENTAL_UPDATE,
// indicating that the linker should exit if an update is not possible.
bool
set_parameters_incremental_full()
{ return static_parameters.set_incremental_full(); }
// Force the target to be valid by using the default. Use the
// --oformat option is set; this supports the x86_64 kernel build,
// which converts a binary file to an object file using -r --format