VMFactory.cpp

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/*
        This file is part of cpp-ethereum.

        cpp-ethereum 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.

        cpp-ethereum 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 cpp-ethereum.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "VMFactory.h"
#include <libdevcore/Assertions.h>
#include "VM.h"

#if ETH_EVMJIT
#include "JitVM.h"
#include "SmartVM.h"
#endif

namespace dev
{
namespace eth
{
namespace
{
        auto g_kind = VMKind::Interpreter;
}

void VMFactory::setKind(VMKind _kind)
{
        g_kind = _kind;
}

std::unique_ptr<VMFace> VMFactory::create()
{
        return create(g_kind);
}

std::unique_ptr<VMFace> VMFactory::create(VMKind _kind)
{
#if ETH_EVMJIT
        switch (_kind)
        {
        default:
        case VMKind::Interpreter:
                return std::unique_ptr<VMFace>(new VM);
        case VMKind::JIT:
                return std::unique_ptr<VMFace>(new JitVM);
        case VMKind::Smart:
                return std::unique_ptr<VMFace>(new SmartVM);
        }
#else
        asserts(_kind == VMKind::Interpreter && "JIT disabled in build configuration");
        return std::unique_ptr<VMFace>(new VM);
#endif
}

}
}