PECallFrameInfo.h

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//===-- PECallFrameInfo.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 LLDB_SOURCE_PLUGINS_OBJECTFILE_PECOFF_PECALLFRAMEINFO_H
#define LLDB_SOURCE_PLUGINS_OBJECTFILE_PECOFF_PECALLFRAMEINFO_H
 
#include "lldb/Core/AddressRange.h"
#include "lldb/Symbol/CallFrameInfo.h"
#include "lldb/Symbol/UnwindPlan.h"
#include "lldb/Utility/DataExtractor.h"
 
class ObjectFilePECOFF;
 
namespace llvm {
namespace Win64EH {
 
struct RuntimeFunction;
 
}
} // namespace llvm
 
class PECallFrameInfo : public virtual lldb_private::CallFrameInfo {
public:
  explicit PECallFrameInfo(ObjectFilePECOFF &object_file,
                           uint32_t exception_dir_rva,
                           uint32_t exception_dir_size);
 
  bool GetAddressRange(lldb_private::Address addr,
                       lldb_private::AddressRange &range) override;
 
  std::unique_ptr<lldb_private::UnwindPlan>
  GetUnwindPlan(const lldb_private::Address &addr) override {
    return GetUnwindPlan({lldb_private::AddressRange(addr, 1)}, addr);
  }
 
  std::unique_ptr<lldb_private::UnwindPlan>
  GetUnwindPlan(llvm::ArrayRef<lldb_private::AddressRange> ranges,
                const lldb_private::Address &addr) override;
 
private:
  const llvm::Win64EH::RuntimeFunction *FindRuntimeFunctionIntersectsWithRange(
      const lldb_private::AddressRange &range) const;
 
  ObjectFilePECOFF &m_object_file;
  lldb_private::DataExtractor m_exception_dir;
};
 
#endif // LLDB_SOURCE_PLUGINS_OBJECTFILE_PECOFF_PECALLFRAMEINFO_H