gold/common.h

   1 // common.h -- handle common symbols for gold   -*- C++ -*-
   2
   3 // Copyright 2006, 2007 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 General_options;
  32 class Symbol_table;
  33
  34 // This task is used to allocate the common symbols.
  35
  36 class Allocate_commons_task : public Task
  37 {
  38  public:
  39   Allocate_commons_task(const General_options& options, Symbol_table* symtab,
  40                         Layout* layout, Task_token* symtab_lock,
  41                         Task_token* blocker)
  42     : options_(options), symtab_(symtab), layout_(layout),
  43       symtab_lock_(symtab_lock), blocker_(blocker)
  44   { }
  45
  46   // The standard Task methods.
  47
  48   Task_token*
  49   is_runnable();
  50
  51   void
  52   locks(Task_locker*);
  53
  54   void
  55   run(Workqueue*);
  56
  57   std::string
  58   get_name() const
  59   { return "Allocate_commons_task"; }
  60
  61  private:
  62   const General_options& options_;
  63   Symbol_table* symtab_;
  64   Layout* layout_;
  65   Task_token* symtab_lock_;
  66   Task_token* blocker_;
  67 };
  68
  69 } // End namespace gold.
  70
  71 #endif // !defined(GOLD_COMMON_H)