--- a/absyntax_utils/search_constant_type.hh Fri Oct 26 13:48:16 2012 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,188 +0,0 @@
-/*
- * matiec - a compiler for the programming languages defined in IEC 61131-3
- *
- * Copyright (C) 2003-2011 Mario de Sousa (msousa@fe.up.pt)
- * Copyright (C) 2007-2011 Laurent Bessard and Edouard Tisserant
- *
- * This program 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.
- *
- * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
- *
- *
- * This code is made available on the understanding that it will not be
- * used in safety-critical situations without a full and competent review.
- */
-
-/*
- * An IEC 61131-3 compiler.
- *
- * Based on the
- * FINAL DRAFT - IEC 61131-3, 2nd Ed. (2001-12-10)
- *
- */
-
-/* NOTE: The use of this visitor class is now deprecated.
- * The new version of stage3 data type checking adds an entry to
- * every relevant object in the abstract syntax tree defining
- * the data type of that object. Please use that instead!
- */
-
-
-
-/* Determine the data type of a specific constant or variable.
- * A reference to the relevant type definition is returned.
- *
- * For example:
- * 22 -> returns reference to a int_type_name_c object.
- * 22.2 -> returns reference to a real_type_name_c object.
- * LREAL#22.2 -> returns reference to a lreal_type_name_c object.
- * etc...
- */
-
-
-#include "../absyntax/visitor.hh"
-
-#ifndef _SEARCH_CONSTANT_TYPE_HH
-#define _SEARCH_CONSTANT_TYPE_HH
-
-class search_constant_type_c: public search_visitor_c {
-
- public:
- /* object used to identify an entry in the abstract syntax tree with an invalid data type */
- /* This is only used from stage3 onwards. Stages 1 and 2 will never create any instances of invalid_type_name_c */
- static invalid_type_name_c invalid_type_name;
-
- /**********************/
- /* B.1.3 - Data types */
- /**********************/
- /***********************************/
- /* B 1.3.1 - Elementary Data Types */
- /***********************************/
- static real_type_name_c real_type_name;
- static sint_type_name_c sint_type_name;
- static lint_type_name_c lint_type_name;
- static dint_type_name_c dint_type_name;
- static date_type_name_c date_type_name;
- static dword_type_name_c dword_type_name;
- static dt_type_name_c dt_type_name;
- static tod_type_name_c tod_type_name;
- static udint_type_name_c udint_type_name;
- static word_type_name_c word_type_name;
- static wstring_type_name_c wstring_type_name;
- static string_type_name_c string_type_name;
- static lword_type_name_c lword_type_name;
- static uint_type_name_c uint_type_name;
- static lreal_type_name_c lreal_type_name;
- static byte_type_name_c byte_type_name;
- static usint_type_name_c usint_type_name;
- static ulint_type_name_c ulint_type_name;
- static bool_type_name_c bool_type_name;
- static time_type_name_c time_type_name;
- static int_type_name_c int_type_name;
-
-
- /******************************************************/
- /* Extensions to the base standard as defined in */
- /* "Safety Software Technical Specification, */
- /* Part 1: Concepts and Function Blocks, */
- /* Version 1.0 – Official Release" */
- /* by PLCopen - Technical Committee 5 - 2006-01-31 */
- /******************************************************/
-
-// static safebool_type_name_c safebool_type_name;
- /* The following is required because the expression (TOD_var - TOD_var) will result in a data type
- * (in this case, TIME) that is neither of the expression elements...
- */
- static safetime_type_name_c safetime_type_name;
- static safetod_type_name_c safetod_type_name;
- static safedt_type_name_c safedt_type_name;
- static safedate_type_name_c safedate_type_name;
- static safereal_type_name_c safereal_type_name;
- static safesint_type_name_c safesint_type_name;
- static safelint_type_name_c safelint_type_name;
- static safedint_type_name_c safedint_type_name;
- static safedword_type_name_c safedword_type_name;
- static safeudint_type_name_c safeudint_type_name;
- static safeword_type_name_c safeword_type_name;
- static safewstring_type_name_c safewstring_type_name;
- static safestring_type_name_c safestring_type_name;
- static safelword_type_name_c safelword_type_name;
- static safeuint_type_name_c safeuint_type_name;
- static safelreal_type_name_c safelreal_type_name;
- static safebyte_type_name_c safebyte_type_name;
- static safeusint_type_name_c safeusint_type_name;
- static safeulint_type_name_c safeulint_type_name;
- static safebool_type_name_c safebool_type_name;
- static safeint_type_name_c safeint_type_name;
-
- public:
- symbol_c *get_type(symbol_c *constant);
-
-
- private:
- /*********************/
- /* B 1.2 - Constants */
- /*********************/
-
- /******************************/
- /* B 1.2.1 - Numeric Literals */
- /******************************/
- void *visit(real_c *symbol);
- void *visit(neg_real_c *symbol);
- void *visit(integer_c *symbol);
- void *visit(neg_integer_c *symbol);
- void *visit(binary_integer_c *symbol);
- void *visit(octal_integer_c *symbol);
- void *visit(hex_integer_c *symbol);
-
- void *visit(integer_literal_c *symbol);
- void *visit(real_literal_c *symbol);
- void *visit(bit_string_literal_c *symbol);
- void *visit(boolean_literal_c *symbol);
-
- void *visit(boolean_true_c *symbol);
- void *visit(boolean_false_c *symbol);
-
- /*******************************/
- /* B.1.2.2 Character Strings */
- /*******************************/
- void *visit(double_byte_character_string_c *symbol);
- void *visit(single_byte_character_string_c *symbol);
-
- /***************************/
- /* B 1.2.3 - Time Literals */
- /***************************/
- /************************/
- /* B 1.2.3.1 - Duration */
- /************************/
- void *visit(neg_time_c *symbol);
- void *visit(duration_c *symbol);
- void *visit(interval_c *symbol);
- void *visit(fixed_point_c *symbol);
-
- /************************************/
- /* B 1.2.3.2 - Time of day and Date */
- /************************************/
- void *visit(time_of_day_c *symbol);
- void *visit(daytime_c *symbol);
- void *visit(date_c *symbol);
- void *visit(date_literal_c *symbol);
- void *visit(date_and_time_c *symbol);
-
- /********************************/
- /* B 1.3.3 - Derived data types */
- /********************************/
- void *visit(enumerated_value_c *symbol);
-}; // search_constant_type_c
-
-
-#endif /* ifndef _SEARCH_CONSTANT_TYPE_HH */