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52 lines
1.6 KiB
C++
52 lines
1.6 KiB
C++
/*
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* Copyright (c) 2016 Samsung Electronics Co., Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef BinaryExpressionLeftShiftNode_h
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#define BinaryExpressionLeftShiftNode_h
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#include "ExpressionNode.h"
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namespace Escargot {
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class BinaryExpressionLeftShiftNode : public ExpressionNode {
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public:
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BinaryExpressionLeftShiftNode(Node* left, Node* right)
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: ExpressionNode()
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{
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m_left = (ExpressionNode*)left;
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m_right = (ExpressionNode*)right;
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}
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virtual ASTNodeType type() { return ASTNodeType::BinaryExpressionLeftShift; }
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virtual void generateExpressionByteCode(ByteCodeBlock* codeBlock, ByteCodeGenerateContext* context)
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{
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m_left->generateExpressionByteCode(codeBlock, context);
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m_right->generateExpressionByteCode(codeBlock, context);
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size_t src1 = context->getLastRegisterIndex();
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context->giveUpRegister();
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size_t src0 = context->getLastRegisterIndex();
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codeBlock->pushCode(BinaryLeftShift(ByteCodeLOC(m_loc.index), src0, src1), context, this);
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}
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protected:
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ExpressionNode* m_left;
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ExpressionNode* m_right;
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};
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}
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#endif
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