ladybird/Userland/Libraries/LibDebug/Dwarf/CompilationUnit.cpp

33 lines
875 B
C++

/*
* Copyright (c) 2020, Itamar S. <itamar8910@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "CompilationUnit.h"
#include "DIE.h"
namespace Debug::Dwarf {
CompilationUnit::CompilationUnit(DwarfInfo const& dwarf_info, u32 offset, CompilationUnitHeader const& header, NonnullOwnPtr<LineProgram>&& line_program)
: m_dwarf_info(dwarf_info)
, m_offset(offset)
, m_header(header)
, m_abbreviations(dwarf_info, header.abbrev_offset())
, m_line_program(move(line_program))
{
VERIFY(header.version() < 5 || header.unit_type() == CompilationUnitType::Full);
}
DIE CompilationUnit::root_die() const
{
return DIE(*this, m_offset + m_header.header_size());
}
DIE CompilationUnit::get_die_at_offset(u32 die_offset) const
{
VERIFY(die_offset >= offset() && die_offset < offset() + size());
return DIE(*this, die_offset);
}
}