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Node.cpp
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56 lines (50 loc) · 2.24 KB
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/*
* Copyright (c) 2017-present Samsung Electronics Co., Ltd
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
* USA
*/
#include "Escargot.h"
#include "Node.h"
#include "interpreter/ByteCode.h"
#include "interpreter/ByteCodeGenerator.h"
#include "runtime/ErrorObject.h"
namespace Escargot {
ByteCodeRegisterIndex Node::getRegister(ByteCodeBlock* codeBlock, ByteCodeGenerateContext* context)
{
return context->getRegister();
}
void Node::generateResultNotRequiredExpressionByteCode(ByteCodeBlock* codeBlock, ByteCodeGenerateContext* context)
{
#ifndef NDEBUG
size_t before = context->m_registerStack->size();
#endif
generateExpressionByteCode(codeBlock, context, getRegister(codeBlock, context));
context->giveUpRegister();
ASSERT(context->m_registerStack->size() == before);
}
void Node::generateStoreByteCode(ByteCodeBlock* codeBlock, ByteCodeGenerateContext* context, ByteCodeRegisterIndex srcRegister, bool needToReferenceSelf)
{
generateExpressionByteCode(codeBlock, context, context->getRegister());
context->giveUpRegister();
codeBlock->pushCode(ThrowStaticErrorOperation(ByteCodeLOC(m_loc.index), ErrorObject::ReferenceError, ErrorObject::Messages::InvalidLHSInAssignment), context, this);
}
void Node::generateReferenceResolvedAddressByteCode(ByteCodeBlock* codeBlock, ByteCodeGenerateContext* context)
{
context->getRegister();
codeBlock->pushCode(ThrowStaticErrorOperation(ByteCodeLOC(m_loc.index), ErrorObject::ReferenceError, ErrorObject::Messages::InvalidLHSInAssignment), context, this);
return;
}
} // namespace Escargot