conti@559: /*
conti@559:  *  matiec - a compiler for the programming languages defined in IEC 61131-3
conti@559:  *
conti@559:  *  Copyright (C) 2009-2012  Mario de Sousa (msousa@fe.up.pt)
conti@559:  *  Copyright (C) 2012       Manuele Conti  (conti.ma@alice.it)
conti@559:  *
conti@559:  *
conti@559:  *  This program is free software: you can redistribute it and/or modify
conti@559:  *  it under the terms of the GNU General Public License as published by
conti@559:  *  the Free Software Foundation, either version 3 of the License, or
conti@559:  *  (at your option) any later version.
conti@559:  *
conti@559:  *  This program is distributed in the hope that it will be useful,
conti@559:  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
conti@559:  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
conti@559:  *  GNU General Public License for more details.
conti@559:  *
conti@559:  *  You should have received a copy of the GNU General Public License
conti@559:  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
conti@559:  *
conti@559:  *
conti@559:  * This code is made available on the understanding that it will not be
conti@559:  * used in safety-critical situations without a full and competent review.
conti@559:  */
conti@559: 
conti@559: /*
conti@559:  * An IEC 61131-3 compiler.
conti@559:  *
conti@559:  * Based on the
conti@559:  * FINAL DRAFT - IEC 61131-3, 2nd Ed. (2001-12-10)
conti@559:  *
conti@559:  */
conti@559: 
msousa@560: // #include <vector>
conti@559: #include "../absyntax_utils/absyntax_utils.hh"
msousa@560: // #include "datatype_functions.hh"
conti@559: 
conti@559: 
conti@559: 
msousa@560: class array_range_check_c: public iterator_visitor_c {
conti@559: 
conti@559:   private:
conti@559:     search_varfb_instance_type_c *search_varfb_instance_type;
msousa@560:     // search_var_instance_decl_c *search_var_instance_decl;
conti@559:     search_base_type_c search_base_type;
conti@559:     int error_count;
conti@559:     int current_display_error_level;
conti@559: 
msousa@560:     void check_dimension_count(array_variable_c *symbol);
conti@581:     void check_bounds(array_variable_c *symbol);
conti@559: 
conti@559:   public:
msousa@560:     array_range_check_c(symbol_c *ignore);
msousa@560:     virtual ~array_range_check_c(void);
conti@559:     int get_error_count();
conti@559: 
msousa@592:     /*************************/
msousa@592:     /* B.1 - Common elements */
msousa@592:     /*************************/
msousa@592:     /**********************/
msousa@592:     /* B.1.3 - Data types */
msousa@592:     /**********************/
msousa@592:     /********************************/
msousa@592:     /* B 1.3.3 - Derived data types */
msousa@592:     /********************************/
msousa@598:     /* NOTE: we may later want to move the following 2 methods to a visitor that will focus on analysing the data type declarations! */
msousa@592:     void *visit(subrange_c *symbol);
msousa@598:     void *visit(array_initial_elements_c *symbol);
msousa@592:   
conti@559:     /*********************/
conti@559:     /* B 1.4 - Variables */
conti@559:     /*********************/
conti@559:     /*************************************/
conti@559:     /* B 1.4.2 - Multi-element variables */
conti@559:     /*************************************/
conti@559:     void *visit(array_variable_c *symbol);
conti@559: 
conti@559:     /**************************************/
conti@559:     /* B 1.5 - Program organisation units */
conti@559:     /**************************************/
conti@559:     /***********************/
conti@559:     /* B 1.5.1 - Functions */
conti@559:     /***********************/
conti@559:     void *visit(function_declaration_c *symbol);
conti@559: 
conti@559:     /*****************************/
conti@559:     /* B 1.5.2 - Function blocks */
conti@559:     /*****************************/
conti@559:     void *visit(function_block_declaration_c *symbol);
conti@559: 
conti@559:     /**********************/
conti@559:     /* B 1.5.3 - Programs */
conti@559:     /**********************/
conti@559:     void *visit(program_declaration_c *symbol);
conti@559: 
msousa@560: }; /* array_range_check_c */
conti@559: 
conti@559: 
conti@559: 
conti@559: 
conti@559: 
conti@559: 
conti@559: