StaticModel.cc

/*
 * Copyright (C) 2003-2011 Dynare Team
 *
 * This file is part of Dynare.
 *
 * Dynare 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.
 *
 * Dynare 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 Dynare.  If not, see <http://www.gnu.org/licenses/>.
 */

#include <iostream>
#include <cmath>
#include <cstdlib>
#include <cassert>
#include <cstdio>
#include <cerrno>
#include <algorithm>
#include "StaticModel.hh"

// For mkdir() and chdir()
#ifdef _WIN32
# include <direct.h>
#else
# include <unistd.h>
# include <sys/stat.h>
# include <sys/types.h>
#endif

StaticModel::StaticModel(SymbolTable &symbol_table_arg,
                         NumericalConstants &num_constants_arg,
                         ExternalFunctionsTable &external_functions_table_arg) :
  ModelTree(symbol_table_arg, num_constants_arg, external_functions_table_arg),
  global_temporary_terms(true),
  cutoff(1e-15),
  mfs(0)
{
}

void
StaticModel::compileDerivative(ofstream &code_file, unsigned int &instruction_number, int eq, int symb_id, map_idx_t &map_idx, temporary_terms_t temporary_terms) const
{
  first_derivatives_t::const_iterator it = first_derivatives.find(make_pair(eq, symbol_table.getID(eEndogenous, symb_id)));
  if (it != first_derivatives.end())
    (it->second)->compile(code_file, instruction_number, false, temporary_terms, map_idx, false, false);
  else
    {
      FLDZ_ fldz;
      fldz.write(code_file, instruction_number);
    }
}

void
StaticModel::compileChainRuleDerivative(ofstream &code_file, unsigned int &instruction_number, int eqr, int varr, int lag, map_idx_t &map_idx, temporary_terms_t temporary_terms) const
{
  map<pair<int, pair<int, int> >, expr_t>::const_iterator it = first_chain_rule_derivatives.find(make_pair(eqr, make_pair(varr, lag)));
  if (it != first_chain_rule_derivatives.end())
    (it->second)->compile(code_file, instruction_number, false, temporary_terms, map_idx, false, false);
  else
    {
      FLDZ_ fldz;
      fldz.write(code_file, instruction_number);