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1 /* |
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2 * matiec - a compiler for the programming languages defined in IEC 61131-3 |
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3 * |
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4 * Copyright (C) 2009-2012 Mario de Sousa (msousa@fe.up.pt) |
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5 * Copyright (C) 2012 Manuele Conti (conti.ma@alice.it) |
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6 * |
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7 * |
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8 * This program is free software: you can redistribute it and/or modify |
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9 * it under the terms of the GNU General Public License as published by |
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10 * the Free Software Foundation, either version 3 of the License, or |
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11 * (at your option) any later version. |
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12 * |
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13 * This program is distributed in the hope that it will be useful, |
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14 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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16 * GNU General Public License for more details. |
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17 * |
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18 * You should have received a copy of the GNU General Public License |
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19 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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20 * |
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21 * |
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22 * This code is made available on the understanding that it will not be |
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23 * used in safety-critical situations without a full and competent review. |
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24 */ |
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25 |
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26 /* |
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27 * An IEC 61131-3 compiler. |
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28 * |
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29 * Based on the |
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30 * FINAL DRAFT - IEC 61131-3, 2nd Ed. (2001-12-10) |
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31 * |
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32 */ |
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33 |
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34 // #include <vector> |
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35 #include "../absyntax_utils/absyntax_utils.hh" |
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36 // #include "datatype_functions.hh" |
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37 |
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38 |
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39 |
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40 class array_range_check_c: public iterator_visitor_c { |
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41 |
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42 private: |
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43 search_varfb_instance_type_c *search_varfb_instance_type; |
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44 // search_var_instance_decl_c *search_var_instance_decl; |
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45 search_base_type_c search_base_type; |
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46 int error_count; |
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47 int current_display_error_level; |
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48 |
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49 void check_dimension_count(array_variable_c *symbol); |
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50 void check_bounds(array_variable_c *symbol); |
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51 |
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52 public: |
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53 array_range_check_c(symbol_c *ignore); |
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54 virtual ~array_range_check_c(void); |
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55 int get_error_count(); |
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56 |
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57 /*************************/ |
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58 /* B.1 - Common elements */ |
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59 /*************************/ |
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60 /**********************/ |
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61 /* B.1.3 - Data types */ |
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62 /**********************/ |
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63 /********************************/ |
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64 /* B 1.3.3 - Derived data types */ |
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65 /********************************/ |
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66 /* NOTE: we may later want to move the following 2 methods to a visitor that will focus on analysing the data type declarations! */ |
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67 void *visit(subrange_c *symbol); |
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68 void *visit(array_initial_elements_c *symbol); |
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69 |
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70 /*********************/ |
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71 /* B 1.4 - Variables */ |
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72 /*********************/ |
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73 /*************************************/ |
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74 /* B 1.4.2 - Multi-element variables */ |
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75 /*************************************/ |
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76 void *visit(array_variable_c *symbol); |
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77 |
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78 /**************************************/ |
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79 /* B 1.5 - Program organisation units */ |
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80 /**************************************/ |
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81 /***********************/ |
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82 /* B 1.5.1 - Functions */ |
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83 /***********************/ |
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84 void *visit(function_declaration_c *symbol); |
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85 |
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86 /*****************************/ |
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87 /* B 1.5.2 - Function blocks */ |
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88 /*****************************/ |
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89 void *visit(function_block_declaration_c *symbol); |
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90 |
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91 /**********************/ |
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92 /* B 1.5.3 - Programs */ |
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93 /**********************/ |
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94 void *visit(program_declaration_c *symbol); |
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95 |
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96 }; /* array_range_check_c */ |
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97 |
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98 |
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99 |
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100 |
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101 |
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102 |
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103 |