HexagonPLT.h revision 6f75755c9204b1d8817ae5a65a2f7e5af0ec3f70 
1//===- HexagonPLT.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_TARGET_HEXAGON_PLT_H
10#define MCLD_TARGET_HEXAGON_PLT_H
11
12#include "HexagonGOT.h"
13#include <mcld/Target/PLT.h>
14
15namespace {
16
17const uint8_t hexagon_dyn_plt0[] = {
18  0
19};
20
21const uint8_t hexagon_exec_plt0[] = {
22  0
23};
24
25} // anonymous namespace
26
27namespace mcld {
28
29class GOTEntry;
30class LinkerConfig;
31
32//===----------------------------------------------------------------------===//
33// HexagonPLT Entry
34//===----------------------------------------------------------------------===//
35class HexagonDynPLT0 : public PLT::Entry<sizeof(hexagon_dyn_plt0)>
36{
37public:
38  HexagonDynPLT0(SectionData& pParent);
39};
40
41class HexagonExecPLT0 : public PLT::Entry<sizeof(hexagon_exec_plt0)>
42{
43public:
44  HexagonExecPLT0(SectionData& pParent);
45};
46
47//===----------------------------------------------------------------------===//
48// HexagonPLT
49//===----------------------------------------------------------------------===//
50/** \class HexagonPLT
51 *  \brief Hexagon Procedure Linkage Table
52 */
53class HexagonPLT : public PLT
54{
55public:
56  HexagonPLT(LDSection& pSection,
57             HexagonGOT& pGOTPLT,
58             const LinkerConfig& pConfig);
59  ~HexagonPLT();
60
61  // finalizeSectionSize - set LDSection size
62  void finalizeSectionSize();
63
64  void reserveEntry(size_t pNum = 1) ;
65
66private:
67  PLTEntryBase* getPLT0() const;
68
69private:
70  HexagonGOT& m_GOT;
71
72  // the last consumed entry.
73  SectionData::iterator m_Last;
74
75  const uint8_t *m_PLT0;
76  unsigned int m_PLT0Size;
77
78  const LinkerConfig& m_Config;
79};
80
81} // namespace of mcld
82
83#endif
84
85