llvm-project/lldb/source/Plugins/Process/Utility/HistoryUnwind.h

44 lines
1.1 KiB
C++

//===-- 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,
bool stop_id_is_valid);
~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;
bool m_stop_id_is_valid;
};
} // namespace lldb_private
#endif // liblldb_HistoryUnwind_h_