xref: /netbsd-src/external/gpl3/binutils/dist/gold/common.h (revision a7e090f70e491979434963c9a27df4020fe0a18b)
1 // common.h -- handle common symbols for gold   -*- C++ -*-
2 
3 // Copyright 2006, 2007, 2008 Free Software Foundation, Inc.
4 // Written by Ian Lance Taylor <iant@google.com>.
5 
6 // This file is part of gold.
7 
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.
12 
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.
17 
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.
22 
23 #ifndef GOLD_COMMON_H
24 #define GOLD_COMMON_H
25 
26 #include "workqueue.h"
27 
28 namespace gold
29 {
30 
31 class Symbol_table;
32 
33 // This task is used to allocate the common symbols.
34 
35 class Allocate_commons_task : public Task
36 {
37  public:
38   Allocate_commons_task(Symbol_table* symtab, Layout* layout, Mapfile* mapfile,
39 			Task_token* symtab_lock, Task_token* blocker)
40     : symtab_(symtab), layout_(layout), mapfile_(mapfile),
41       symtab_lock_(symtab_lock), blocker_(blocker)
42   { }
43 
44   // The standard Task methods.
45 
46   Task_token*
47   is_runnable();
48 
49   void
50   locks(Task_locker*);
51 
52   void
53   run(Workqueue*);
54 
55   std::string
56   get_name() const
57   { return "Allocate_commons_task"; }
58 
59  private:
60   Symbol_table* symtab_;
61   Layout* layout_;
62   Mapfile* mapfile_;
63   Task_token* symtab_lock_;
64   Task_token* blocker_;
65 };
66 
67 } // End namespace gold.
68 
69 #endif // !defined(GOLD_COMMON_H)
70