BizHawk/libmeteor/source/disassembler/argrelative.cpp

72 lines
1.7 KiB
C++

// Meteor - A Nintendo Gameboy Advance emulator
// Copyright (C) 2009-2011 Philippe Daouadi
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "ameteor/disassembler/argrelative.hpp"
#include <sstream>
namespace AMeteor
{
namespace Disassembler
{
ArgRelative::ArgRelative (const ArgRegister& reg, const Argument& off,
bool pre, bool up, bool writeback) :
Argument(),
m_reg(reg),
m_off(off.Clone()),
m_pre(pre),
m_up(up),
m_writeback(writeback)
{ }
ArgRelative::ArgRelative (const ArgRelative& arg) :
Argument(),
m_reg(arg.m_reg),
m_off(arg.m_off->Clone()),
m_pre(arg.m_pre),
m_up(arg.m_up),
m_writeback(arg.m_writeback)
{ }
ArgRelative::~ArgRelative ()
{
delete m_off;
}
Argument* ArgRelative::Clone () const
{
return new ArgRelative(*this);
}
std::string ArgRelative::GetString () const
{
std::ostringstream ss;
ss << "[r" << (int)m_reg.GetRegister();
if (m_pre)
{
ss << (m_up ? ", +" : ", -") << m_off->GetString() << ']';
if (m_writeback)
ss << '!';
}
else
ss << (m_up ? "], +" : "], -") << m_off->GetString();
return ss.str();
}
}
}