1// cref.h -- cross reference reports for gold   -*- C++ -*-
2
3// Copyright (C) 2008-2017 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_CREF_H
24#define GOLD_CREF_H
25
26#include <cstdio>
27
28namespace gold
29{
30
31class Object;
32class Archive;
33class Cref_inputs;
34
35// This class collects data for cross reference and other reporting.
36
37class 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