FillFragment.h revision 22add6ff3426df1a85089fe6a6e1597ee3b6f300 
1//===- FillFragment.h -----------------------------------------------------===//
2//
3//                     The MCLinker Project
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9#ifndef MCLD_LD_FILLFRAGMENT_H
10#define MCLD_LD_FILLFRAGMENT_H
11#ifdef ENABLE_UNITTEST
12#include <gtest.h>
13#endif
14
15#include <llvm/Support/DataTypes.h>
16
17#include <mcld/Fragment/Fragment.h>
18
19namespace mcld {
20
21class SectionData;
22
23class FillFragment : public Fragment
24{
25public:
26  FillFragment(int64_t pValue, unsigned int pValueSize, uint64_t pSize,
27               SectionData* pSD = NULL);
28
29  int64_t getValue() const { return m_Value; }
30
31  unsigned getValueSize() const { return m_ValueSize; }
32
33  static bool classof(const Fragment *F)
34  { return F->getKind() == Fragment::Fillment; }
35
36  static bool classof(const FillFragment *) { return true; }
37
38  size_t size() const { return m_Size; }
39
40private:
41  /// m_Value - Value used for filling bytes
42  int64_t m_Value;
43
44  /// m_ValueSize - The size (in bytes) of \arg Value to use when filling, or 0
45  /// if this is a virtual fill fragment.
46  unsigned int m_ValueSize;
47
48  /// m_Size - The number of bytes to insert.
49  uint64_t m_Size;
50};
51
52} // namespace of mcld
53
54#endif
55
56