aboutsummaryrefslogtreecommitdiffstats
path: root/source/Plugins/Process/Utility/HistoryUnwind.h
blob: 6c4522e6b35b97792d12387f744997ee4a99e6b3 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
//===-- HistoryUnwind.h -----------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#ifndef liblldb_HistoryUnwind_h_
#define liblldb_HistoryUnwind_h_

#include <vector>

#include "lldb/Target/Unwind.h"
#include "lldb/lldb-private.h"

namespace lldb_private {

class HistoryUnwind : public lldb_private::Unwind {
public:
  HistoryUnwind(Thread &thread, std::vector<lldb::addr_t> pcs);

  ~HistoryUnwind() override;

protected:
  void DoClear() override;

  lldb::RegisterContextSP
  DoCreateRegisterContextForFrame(StackFrame *frame) override;

  bool DoGetFrameInfoAtIndex(uint32_t frame_idx, lldb::addr_t &cfa,
                             lldb::addr_t &pc) override;
  uint32_t DoGetFrameCount() override;

private:
  std::vector<lldb::addr_t> m_pcs;
};

} // namespace lldb_private

#endif // liblldb_HistoryUnwind_h_