76 lines
2.5 KiB
C++
76 lines
2.5 KiB
C++
/*! \file
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\version 1.0
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\date 04/09/2004
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\par This file implements the DataTree class methodes.
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*/
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//------------------------------------------------------------------------------
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#include <iostream>
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#include <string>
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#include <vector>
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#include <map>
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//#include <ext/hash_map>
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using namespace std;
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//using __gnu_cxx::hash;
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//using __gnu_cxx::hash_map;
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#include <time.h>
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//------------------------------------------------------------------------------
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#include "DynareBison.h"
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#include "VariableTable.h"
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#include "NumericalConstants.h"
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#include "DataTree.h"
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//------------------------------------------------------------------------------
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const int DataTree::NoOpCode = -1;
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const NodeID DataTree::NullID = NULL;
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const NodeID DataTree::Zero = new MetaToken(reinterpret_cast <NodeID> (0), eNumericalConstant, NULL, -1);
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const NodeID DataTree::One = new MetaToken(reinterpret_cast <NodeID> (1), eNumericalConstant, NULL, -1);
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const NodeID DataTree::MinusOne = new MetaToken(One, eTempResult, NULL, UMINUS);
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const NodeID DataTree::ZeroEqZero = new MetaToken(Zero, eTempResult, Zero, EQUAL);
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int DataTree::offset = 1;
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//------------------------------------------------------------------------------
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DataTree::DataTree()
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{
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current_order = 0;
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//Here "0" and "1" have been added to NumericalConstants class
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SymbolTable::AddSymbolDeclar("0.0",eNumericalConstant, "");
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SymbolTable::AddSymbolDeclar("1.0",eNumericalConstant, "");
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Zero->op_name = "";
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Zero->reference_count.resize(current_order+1,2);
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Zero->idx = 0;
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mModelTree.push_back(Zero);
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mIndexOfTokens[Key(*Zero)]=Zero;
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One->op_name = "";
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One->reference_count.resize(current_order+1,1);
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One->idx = 1;
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mModelTree.push_back(One);
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mIndexOfTokens[Key(*One)]=One;
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MinusOne->op_name = operator_table.str(UMINUS);
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MinusOne->reference_count.resize(current_order+1,1);
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MinusOne->idx = 2;
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mModelTree.push_back(MinusOne);
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mIndexOfTokens[Key(*MinusOne)]=MinusOne;
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// Pushing "0=0" into mModelTree
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ZeroEqZero->op_name = operator_table.str(EQUAL);
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ZeroEqZero->reference_count.resize(current_order+1,1);
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ZeroEqZero->idx = 3;
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mModelTree.push_back(ZeroEqZero);
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mIndexOfTokens[Key(*ZeroEqZero)]=ZeroEqZero;
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BeginModel = mModelTree.end();
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BeginModel--;
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}
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//------------------------------------------------------------------------------
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DataTree::~DataTree()
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{
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for (TreeIterator it = mModelTree.begin(); it != mModelTree.end(); it++)
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{
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if (*it != NullID) delete *it;
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}
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}
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