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// parameters.cc -- general parameters for a link using gold
// Copyright 2006, 2007 Free Software Foundation, Inc.
// Written by Ian Lance Taylor <iant@google.com>.
// This file is part of gold.
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
// MA 02110-1301, USA.
#include "gold.h"
#include "options.h"
#include "target.h"
#include "parameters.h"
namespace gold
{
// Initialize the parameters from the options.
Parameters::Parameters(Errors* errors)
: errors_(errors), threads_(false), output_file_name_(NULL),
output_file_type_(OUTPUT_INVALID), sysroot_(),
strip_(STRIP_INVALID), allow_shlib_undefined_(false),
symbolic_(false), demangle_(false), detect_odr_violations_(false),
optimization_level_(0), export_dynamic_(false), debug_(0),
is_doing_static_link_valid_(false), doing_static_link_(false),
is_target_valid_(false), target_(NULL), size_(0), is_big_endian_(false),
max_page_size_(0), common_page_size_(0)
{
}
// Set fields from the command line options.
void
Parameters::set_from_options(const General_options* options)
{
this->threads_ = options->threads();
this->output_file_name_ = options->output_file_name();
this->sysroot_ = options->sysroot();
this->allow_shlib_undefined_ = options->allow_shlib_undefined();
this->symbolic_ = options->Bsymbolic();
this->demangle_ = options->demangle();
this->detect_odr_violations_ = options->detect_odr_violations();
this->optimization_level_ = options->optimize();
this->export_dynamic_ = options->export_dynamic();
this->debug_ = options->debug();
if (options->shared())
this->output_file_type_ = OUTPUT_SHARED;
else if (options->relocatable())
this->output_file_type_ = OUTPUT_OBJECT;
else
this->output_file_type_ = OUTPUT_EXECUTABLE;
if (options->strip_all())
this->strip_ = STRIP_ALL;
else if (options->strip_debug())
this->strip_ = STRIP_DEBUG;
else if (options->strip_debug_gdb())
this->strip_ = STRIP_DEBUG_UNUSED_BY_GDB;
else
this->strip_ = STRIP_NONE;
this->max_page_size_ = options->max_page_size();
this->common_page_size_ = options->common_page_size();
this->options_valid_ = true;
}
// Set whether we are doing a static link.
void
Parameters::set_doing_static_link(bool doing_static_link)
{
this->doing_static_link_ = doing_static_link;
this->is_doing_static_link_valid_ = true;
}
// Set the target.
void
Parameters::set_target(Target* target)
{
if (!this->is_target_valid_)
{
this->target_ = target;
this->size_ = target->get_size();
this->is_big_endian_ = target->is_big_endian();
this->is_target_valid_ = true;
}
else
gold_assert(target == this->target_);
}
// Our local version of the variable, which is not const.
static Parameters* static_parameters;
// The global variable.
const Parameters* parameters;
// Initialize the global variable.
void
initialize_parameters(Errors* errors)
{
parameters = static_parameters = new Parameters(errors);
}
// Set values from the options.
void
set_parameters_from_options(const General_options* options)
{
static_parameters->set_from_options(options);
}
// Set whether we are doing a static link.
void
set_parameters_doing_static_link(bool doing_static_link)
{
static_parameters->set_doing_static_link(doing_static_link);
}
// Set the target.
void
set_parameters_target(Target* target)
{
static_parameters->set_target(target);
}
} // End namespace gold.
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