// main.cc -- gold main function.
-// Copyright 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
+// Copyright 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
// Written by Ian Lance Taylor <iant@google.com>.
// This file is part of gold.
#include "layout.h"
#include "plugin.h"
#include "gc.h"
+#include "icf.h"
+#include "incremental.h"
+#include "timer.h"
using namespace gold;
main(int argc, char** argv)
{
#if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
- setlocale (LC_MESSAGES, "");
+ setlocale(LC_MESSAGES, "");
#endif
#if defined (HAVE_SETLOCALE)
- setlocale (LC_CTYPE, "");
+ setlocale(LC_CTYPE, "");
#endif
- bindtextdomain (PACKAGE, LOCALEDIR);
- textdomain (PACKAGE);
+ bindtextdomain(PACKAGE, LOCALEDIR);
+ textdomain(PACKAGE);
program_name = argv[0];
Command_line command_line;
command_line.process(argc - 1, const_cast<const char**>(argv + 1));
- long start_time = 0;
+ Timer timer;
if (command_line.options().stats())
- start_time = get_run_time();
+ timer.start();
// Store some options in the globally accessible parameters.
set_parameters_options(&command_line.options());
// The list of input objects.
Input_objects input_objects;
- // The Garbage Collection Object.
+ // The Garbage Collection (GC, --gc-sections) Object.
Garbage_collection gc;
+ // The Identical Code Folding (ICF, --icf) Object.
+ Icf icf;
+
// The symbol table. We're going to guess here how many symbols
// we're going to see based on the number of input files. Even when
// this is off, it means at worst we don't quite optimize hashtable
- // resizing as well as we could have (perhap using more memory).
+ // resizing as well as we could have (perhaps using more memory).
Symbol_table symtab(command_line.number_of_input_files() * 1024,
command_line.version_script());
if (parameters->options().gc_sections())
symtab.set_gc(&gc);
+ if (parameters->options().icf_enabled())
+ symtab.set_icf(&icf);
+
// The layout object.
- Layout layout(command_line.options(), &command_line.script_options());
+ Layout layout(command_line.number_of_input_files(),
+ &command_line.script_options());
+
+ if (layout.incremental_inputs() != NULL)
+ layout.incremental_inputs()->report_command_line(argc, argv);
+
+ if (parameters->options().section_ordering_file())
+ layout.read_layout_from_file();
// Get the search path from the -L options.
Dirsearch search_path;
if (command_line.options().stats())
{
- long run_time = get_run_time() - start_time;
- fprintf(stderr, _("%s: total run time: %ld.%06ld seconds\n"),
- program_name, run_time / 1000000, run_time % 1000000);
+ Timer::TimeStats elapsed = timer.get_elapsed_time();
+ fprintf(stderr,
+ _("%s: total run time: " \
+ "(user: %ld.%06ld sys: %ld.%06ld wall: %ld.%06ld)\n"),
+ program_name,
+ elapsed.user / 1000, (elapsed.user % 1000) * 1000,
+ elapsed.sys / 1000, (elapsed.sys % 1000) * 1000,
+ elapsed.wall / 1000, (elapsed.wall % 1000) * 1000);
+
#ifdef HAVE_MALLINFO
struct mallinfo m = mallinfo();
fprintf(stderr, _("%s: total space allocated by malloc: %d bytes\n"),
#endif
File_read::print_stats();
Archive::print_stats();
+ Lib_group::print_stats();
fprintf(stderr, _("%s: output file size: %lld bytes\n"),
program_name, static_cast<long long>(layout.output_file_size()));
symtab.print_stats();
layout.print_stats();
}
- if (mapfile != NULL)
- mapfile->close();
-
// Issue defined symbol report.
if (command_line.options().user_set_print_symbol_counts())
input_objects.print_symbol_counts(&symtab);
+ // Output cross reference table.
+ if (command_line.options().cref())
+ input_objects.print_cref(&symtab,
+ mapfile == NULL ? stdout : mapfile->file());
+
+ if (mapfile != NULL)
+ mapfile->close();
+
if (parameters->options().fatal_warnings()
&& errors.warning_count() > 0
&& errors.error_count() == 0)