// main.cc -- gold main function.
-// Copyright 2006, 2007, 2008 Free Software Foundation, Inc.
+// Copyright 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
// Written by Ian Lance Taylor <iant@google.com>.
// This file is part of gold.
#include "gold.h"
+#include <cstdio>
#include <cstring>
#ifdef HAVE_MALLINFO
#include "options.h"
#include "parameters.h"
#include "errors.h"
+#include "mapfile.h"
#include "dirsearch.h"
#include "workqueue.h"
#include "object.h"
+#include "archive.h"
#include "symtab.h"
#include "layout.h"
+#include "plugin.h"
+#include "gc.h"
+#include "incremental.h"
using namespace gold;
write_debug_script(command_line.options().output_file_name(),
program_name, args.c_str());
+ // If the user asked for a map file, open it.
+ Mapfile* mapfile = NULL;
+ if (command_line.options().user_set_Map())
+ {
+ mapfile = new Mapfile();
+ if (!mapfile->open(command_line.options().Map()))
+ {
+ delete mapfile;
+ mapfile = NULL;
+ }
+ }
+
// The GNU linker ignores version scripts when generating
// relocatable output. If we are not compatible, then we break the
// Linux kernel build, which uses a linker script with -r which must
if (parameters->options().relocatable())
command_line.script_options().version_script_info()->clear();
+ // Load plugin libraries.
+ if (command_line.options().has_plugins())
+ command_line.options().plugins()->load_plugins();
+
// The work queue.
Workqueue workqueue(command_line.options());
// The list of input objects.
Input_objects input_objects;
+ // The Garbage Collection Object.
+ Garbage_collection gc;
+
// 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
Symbol_table symtab(command_line.number_of_input_files() * 1024,
command_line.version_script());
+ if (parameters->options().gc_sections())
+ symtab.set_gc(&gc);
+
// 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);
// Get the search path from the -L options.
Dirsearch search_path;
// Queue up the first set of tasks.
queue_initial_tasks(command_line.options(), search_path,
command_line, &workqueue, &input_objects,
- &symtab, &layout);
+ &symtab, &layout, mapfile);
// Run the main task processing loop.
workqueue.process(0);
program_name, m.arena);
#endif
File_read::print_stats();
+ Archive::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);
+
+ if (parameters->options().fatal_warnings()
+ && errors.warning_count() > 0
+ && errors.error_count() == 0)
+ gold_error("treating warnings as errors");
+
// If the user used --noinhibit-exec, we force the exit status to be
// successful. This is compatible with GNU ld.
gold_exit(errors.error_count() == 0