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      1 // cref.h -- cross reference reports for gold   -*- C++ -*-
      2 
      3 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
      4 // Written by Ian Lance Taylor <iant (at) 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_CREF_H
     24 #define GOLD_CREF_H
     25 
     26 #include <cstdio>
     27 
     28 namespace gold
     29 {
     30 
     31 class Object;
     32 class Archive;
     33 class Cref_inputs;
     34 
     35 // This class collects data for cross reference and other reporting.
     36 
     37 class Cref
     38 {
     39  public:
     40   Cref()
     41     : inputs_(NULL)
     42   { }
     43 
     44   // Record an input object file.  This is called for each object file
     45   // in the order in which it is processed.
     46   void
     47   add_object(Object*);
     48 
     49   // Start recording an input archive.  This is called for each
     50   // archive in the order in which it appears on the command line.  A
     51   // call to add_archive_start precedes calls to add_object for each
     52   // object included from the archive.
     53   void
     54   add_archive_start(Archive*);
     55 
     56   // Finish recording an input archive.  This is called after
     57   // add_object has been called for each object included from the
     58   // archive.
     59   void
     60   add_archive_stop(Archive*);
     61 
     62   // Print symbol counts.
     63   void
     64   print_symbol_counts(const Symbol_table*) const;
     65 
     66   // Print a cross reference table.
     67   void
     68   print_cref(const Symbol_table*, FILE*) const;
     69 
     70  private:
     71   void
     72   need_inputs();
     73 
     74   Cref_inputs* inputs_;
     75 };
     76 
     77 } // End namespace gold.
     78 
     79 #endif // !defined(GOLD_CREF_H)
     80