1 // parameters.cc -- general parameters for a link using gold
3 // Copyright 2006, 2007 Free Software Foundation, Inc.
4 // Written by Ian Lance Taylor <iant@google.com>.
6 // This file is part of gold.
8 // This program is free software; you can redistribute it and/or modify
9 // it under the terms of the GNU General Public License as published by
10 // the Free Software Foundation; either version 3 of the License, or
11 // (at your option) any later version.
13 // This program is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 // GNU General Public License for more details.
18 // You should have received a copy of the GNU General Public License
19 // along with this program; if not, write to the Free Software
20 // Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
21 // MA 02110-1301, USA.
27 #include "parameters.h"
32 // Initialize the parameters from the options.
34 Parameters::Parameters(Errors
* errors
)
35 : errors_(errors
), threads_(false), output_file_name_(NULL
),
36 output_file_type_(OUTPUT_INVALID
), emit_relocs_(false), sysroot_(),
37 strip_(STRIP_INVALID
), allow_shlib_undefined_(false),
38 symbolic_(false), demangle_(false), detect_odr_violations_(false),
39 optimization_level_(0), export_dynamic_(false), debug_(0),
40 is_doing_static_link_valid_(false), doing_static_link_(false),
41 is_target_valid_(false), target_(NULL
), size_(0), is_big_endian_(false),
42 max_page_size_(0), common_page_size_(0)
46 // Set fields from the command line options.
49 Parameters::set_from_options(const General_options
* options
)
51 this->threads_
= options
->threads();
52 this->output_file_name_
= options
->output_file_name();
53 this->emit_relocs_
= options
->emit_relocs();
54 this->sysroot_
= options
->sysroot();
55 this->allow_shlib_undefined_
= options
->allow_shlib_undefined();
56 this->symbolic_
= options
->Bsymbolic();
57 this->demangle_
= options
->demangle();
58 this->detect_odr_violations_
= options
->detect_odr_violations();
59 this->optimization_level_
= options
->optimize();
60 this->export_dynamic_
= options
->export_dynamic();
61 this->debug_
= options
->debug();
63 if (options
->shared())
64 this->output_file_type_
= OUTPUT_SHARED
;
65 else if (options
->relocatable())
66 this->output_file_type_
= OUTPUT_OBJECT
;
68 this->output_file_type_
= OUTPUT_EXECUTABLE
;
70 if (options
->strip_all())
71 this->strip_
= STRIP_ALL
;
72 else if (options
->strip_debug())
73 this->strip_
= STRIP_DEBUG
;
74 else if (options
->strip_debug_gdb())
75 this->strip_
= STRIP_DEBUG_UNUSED_BY_GDB
;
77 this->strip_
= STRIP_NONE
;
79 this->max_page_size_
= options
->max_page_size();
80 this->common_page_size_
= options
->common_page_size();
82 this->options_valid_
= true;
85 // Set whether we are doing a static link.
88 Parameters::set_doing_static_link(bool doing_static_link
)
90 this->doing_static_link_
= doing_static_link
;
91 this->is_doing_static_link_valid_
= true;
97 Parameters::set_target(Target
* target
)
99 if (!this->is_target_valid_
)
101 this->target_
= target
;
102 this->size_
= target
->get_size();
103 this->is_big_endian_
= target
->is_big_endian();
104 this->is_target_valid_
= true;
107 gold_assert(target
== this->target_
);
110 // Our local version of the variable, which is not const.
112 static Parameters
* static_parameters
;
114 // The global variable.
116 const Parameters
* parameters
;
118 // Initialize the global variable.
121 initialize_parameters(Errors
* errors
)
123 parameters
= static_parameters
= new Parameters(errors
);
126 // Set values from the options.
129 set_parameters_from_options(const General_options
* options
)
131 static_parameters
->set_from_options(options
);
134 // Set whether we are doing a static link.
137 set_parameters_doing_static_link(bool doing_static_link
)
139 static_parameters
->set_doing_static_link(doing_static_link
);
145 set_parameters_target(Target
* target
)
147 static_parameters
->set_target(target
);
150 } // End namespace gold.