absyntax/absyntax.def
author mjsousa <msousa@fe.up.pt>
Wed, 09 May 2012 22:04:38 +0100
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/*
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 *  matiec - a compiler for the programming languages defined in IEC 61131-3
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 *  Copyright (C) 2003-2011  Mario de Sousa (msousa@fe.up.pt)
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 *  Copyright (C) 2007-2011  Laurent Bessard and Edouard Tisserant
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 *
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 *  This program is free software: you can redistribute it and/or modify
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 *  it under the terms of the GNU General Public License as published by
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 *  the Free Software Foundation, either version 3 of the License, or
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 *  (at your option) any later version.
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 *
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 *  This program is distributed in the hope that it will be useful,
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 *  GNU General Public License for more details.
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 *
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 *  You should have received a copy of the GNU General Public License
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 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
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 *
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 *
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 * This code is made available on the understanding that it will not be
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 * used in safety-critical situations without a full and competent review.
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 */
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/*
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 * An IEC 61131-3 compiler.
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 *
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 * Based on the
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 * FINAL DRAFT - IEC 61131-3, 2nd Ed. (2001-12-10)
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 *
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 */
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/*
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 * Definition of the Abstract Syntax data structure components
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 */
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/*
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 * ABSYNTAX.DEF
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 *
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 * This generates the parse tree structure used to bind the components
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 * identified by Bison in the correct syntax order. At the end of the
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 * Bison analysis the tree is walked in a sequential fashion generating
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 * the relavent code.
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 */
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/*****************************************************************/
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/*****************************************************************/
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/*****************************************************************/
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/*****************************************************************/
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/*                                                               */
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/*      safe<xxxxxx> Symbols are defined in:                     */
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/*      PLCopen - Technical Committee 5                          */
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/*      Safety Software Technical Specification,                 */
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/*      Part 1: Concepts and Function Blocks,                    */
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/*      Version 1.0 – Official Release - 2006-01-31              */
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/*                                                               */
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/*****************************************************************/
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/*****************************************************************/
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/*****************************************************************/
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/*****************************************************************/
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/*****************************************************************/
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/*****************************************************************/
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/*****************************************************************/
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/*****************************************************************/
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/*                                                               */
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/*             Symbols defined in:                               */
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/*      FINAL DRAFT - IEC 61131-3, 2nd Ed. (2001-12-10)          */
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/*                                                               */
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/*****************************************************************/
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/*****************************************************************/
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/*****************************************************************/
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/*****************************************************************/
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/* Based on the                                    */
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/* FINAL DRAFT - IEC 61131-3, 2nd Ed. (2001-12-10) */
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/* EN/ENO */
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/* NOTE we store 'EN' and 'ENO' tokens in an identifier_c
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 *      as they may be used as variables, and it is much easier 
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 *      to handle them (fewer special cases) if we do it that way...
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 */
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/*
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SYM_REF0(en_param_c)
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SYM_REF0(eno_param_c)
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*/
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/* A class used to identify an entry (literal, variable, etc...) in the abstract syntax tree with an invalid data type */
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/* This is only used from stage3 onwards. Stages 1 and 2 will never create any instances of invalid_type_name_c */
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SYM_REF0(invalid_type_name_c)
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/********************/
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/* 2.1.6 - Pragmas  */
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/********************/
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SYM_REF0(disable_code_generation_pragma_c)
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SYM_REF0(enable_code_generation_pragma_c)
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SYM_TOKEN(pragma_c)
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/***************************/
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/* B 0 - Programming Model */
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/***************************/
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SYM_LIST(library_c)
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/*************************/
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/* B.1 - Common elements */
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/*************************/
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/*******************************************/
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/* B 1.1 - Letters, digits and identifiers */
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/*******************************************/
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SYM_TOKEN(identifier_c)
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/*********************/
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/* B 1.2 - Constants */
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/*********************/
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/******************************/
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/* B 1.2.1 - Numeric Literals */
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/******************************/
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SYM_TOKEN(real_c)
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SYM_TOKEN(integer_c)
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SYM_TOKEN(binary_integer_c)
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SYM_TOKEN(octal_integer_c)
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SYM_TOKEN(hex_integer_c)
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/* Note:
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 * We do not have signed_integer_c and signed_real_c classes.
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 * These are stored in the parse tree as a integer_c or real_c
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 * preceded by a unary minus operator if they are inside an expression,
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 * or a neg_integer_c and neg_real_c when used outside an ST expression.
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 */
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/* Not required:
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SYM_TOKEN(signed_integer_c)
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SYM_TOKEN(signed_real_c)
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*/
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/* NOTE: literal __values__ are stored directly in classes such as:
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 *          - real_c
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 *          - integer_c
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 *          - binary_integer_c
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 *          - etc...
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 *
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 *       However, for both the real_c and the integer_c, if they are preceded 
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 *       by a '-' negation sign, they are further encapsulated inside 
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 *       a neg_literal_c (i.e. the neg_literal_c will point to the 
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 *       real_c or integer_c with the value being negated.
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 *          neg_literal_c -> integer_literal_c
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 *                OR
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 *          neg_literal_c -> real_literal_c
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 *
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 *       However, this has since been changed to...
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 *        - replace the neg_literal_c with two distinc classes
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 *              (neg_integer_c and neg_real_c), one for each
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 *              lietral type. 
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 *
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 *       This change was done in order to ease the writing of semantic verification (stage3) code.
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 *       However, that version of the code has since been replaced by a newer and better algoritm.
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 *       This means the above change can now be undone, but there is really no need to undo it,
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 *       so we leave it as it is.
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 */  
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SYM_REF1(neg_real_c, exp)
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SYM_REF1(neg_integer_c, exp)
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d4cf7ea933a4 Problem with negated literals while compiling generated C file on 32bits systems fixed
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202
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/* Not required:
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SYM_REF2(numeric_literal_c, type, value)
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*/
0
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SYM_REF2(integer_literal_c, type, value)
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SYM_REF2(real_literal_c, type, value)
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SYM_REF2(bit_string_literal_c, type, value)
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/* A typed or untyped boolean literal... */
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/* type may be NULL */
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SYM_REF2(boolean_literal_c, type, value)
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/* helper class for boolean_literal_c */
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SYM_REF0(boolean_true_c)
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/* helper class for boolean_literal_c */
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SYM_REF0(boolean_false_c)
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/*******************************/
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/* B.1.2.2   Character Strings */
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/*******************************/
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SYM_TOKEN(double_byte_character_string_c)
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SYM_TOKEN(single_byte_character_string_c)
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/***************************/
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/* B 1.2.3 - Time Literals */
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/***************************/
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/************************/
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/* B 1.2.3.1 - Duration */
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/************************/
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SYM_REF0(neg_time_c)
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SYM_REF3(duration_c, type_name, neg, interval)
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SYM_TOKEN(fixed_point_c)
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SYM_REF2(days_c, days, hours)
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SYM_REF2(hours_c, hours, minutes)
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SYM_REF2(minutes_c, minutes, seconds)
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SYM_REF2(seconds_c, seconds, milliseconds)
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SYM_REF1(milliseconds_c, milliseconds)
0
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/************************************/
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/* B 1.2.3.2 - Time of day and Date */
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/************************************/
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SYM_REF2(time_of_day_c, type_name, daytime)
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SYM_REF3(daytime_c, day_hour, day_minute, day_second)
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SYM_REF2(date_c, type_name, date_literal)
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SYM_REF3(date_literal_c, year, month, day)
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SYM_REF3(date_and_time_c, type_name, date_literal, daytime)
0
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/**********************/
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/* B.1.3 - Data types */
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/**********************/
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/***********************************/
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/* B 1.3.1 - Elementary Data Types */
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/***********************************/
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SYM_REF0(time_type_name_c)
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SYM_REF0(bool_type_name_c)
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SYM_REF0(sint_type_name_c)
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SYM_REF0(int_type_name_c)
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SYM_REF0(dint_type_name_c)
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SYM_REF0(lint_type_name_c)
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SYM_REF0(usint_type_name_c)
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SYM_REF0(uint_type_name_c)
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SYM_REF0(udint_type_name_c)
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SYM_REF0(ulint_type_name_c)
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SYM_REF0(real_type_name_c)
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SYM_REF0(lreal_type_name_c)
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SYM_REF0(date_type_name_c)
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SYM_REF0(tod_type_name_c)
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SYM_REF0(dt_type_name_c)
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SYM_REF0(byte_type_name_c)
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SYM_REF0(word_type_name_c)
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SYM_REF0(dword_type_name_c)
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SYM_REF0(lword_type_name_c)
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SYM_REF0(string_type_name_c)
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SYM_REF0(wstring_type_name_c)
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257
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  /*****************************************************************/
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  /* Keywords defined in "Safety Software Technical Specification" */
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  /*****************************************************************/
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SYM_REF0(safetime_type_name_c)
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SYM_REF0(safebool_type_name_c)
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SYM_REF0(safesint_type_name_c)
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SYM_REF0(safeint_type_name_c)
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SYM_REF0(safedint_type_name_c)
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   268
SYM_REF0(safelint_type_name_c)
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   269
SYM_REF0(safeusint_type_name_c)
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SYM_REF0(safeuint_type_name_c)
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SYM_REF0(safeudint_type_name_c)
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SYM_REF0(safeulint_type_name_c)
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SYM_REF0(safereal_type_name_c)
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SYM_REF0(safelreal_type_name_c)
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Mario de Sousa <msousa@fe.up.pt>
parents: 202
diff changeset
   275
SYM_REF0(safedate_type_name_c)
90782e241346 Huge change.
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parents: 202
diff changeset
   276
SYM_REF0(safetod_type_name_c)
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Mario de Sousa <msousa@fe.up.pt>
parents: 202
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   277
SYM_REF0(safedt_type_name_c)
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Mario de Sousa <msousa@fe.up.pt>
parents: 202
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   278
SYM_REF0(safebyte_type_name_c)
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parents: 202
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   279
SYM_REF0(safeword_type_name_c)
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parents: 202
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   280
SYM_REF0(safedword_type_name_c)
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   281
SYM_REF0(safelword_type_name_c)
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Mario de Sousa <msousa@fe.up.pt>
parents: 202
diff changeset
   282
SYM_REF0(safestring_type_name_c)
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Mario de Sousa <msousa@fe.up.pt>
parents: 202
diff changeset
   283
SYM_REF0(safewstring_type_name_c)
0
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/********************************/
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/* B.1.3.2 - Generic data types */
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/********************************/
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/********************************/
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/* B 1.3.3 - Derived data types */
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/********************************/
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/*  TYPE type_declaration_list END_TYPE */
69
41cb5b80416e Adding basic error checking.
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   294
SYM_REF1(data_type_declaration_c, type_declaration_list)
0
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   295
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   296
/* helper symbol for data_type_declaration */
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   297
SYM_LIST(type_declaration_list_c)
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   298
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   299
/*  simple_type_name ':' simple_spec_init */
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   300
SYM_REF2(simple_type_declaration_c, simple_type_name, simple_spec_init)
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   301
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   302
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/* simple_specification ASSIGN constant */
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   304
SYM_REF2(simple_spec_init_c, simple_specification, constant)
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   305
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/*  subrange_type_name ':' subrange_spec_init */
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   307
SYM_REF2(subrange_type_declaration_c, subrange_type_name, subrange_spec_init)
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   308
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   309
/* subrange_specification ASSIGN signed_integer */
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   310
SYM_REF2(subrange_spec_init_c, subrange_specification, signed_integer)
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   311
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/*  integer_type_name '(' subrange')' */
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   313
SYM_REF2(subrange_specification_c, integer_type_name, subrange)
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   314
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   315
/*  signed_integer DOTDOT signed_integer */
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   316
SYM_REF2(subrange_c, lower_limit, upper_limit)
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   317
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   318
/*  enumerated_type_name ':' enumerated_spec_init */
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   319
SYM_REF2(enumerated_type_declaration_c, enumerated_type_name, enumerated_spec_init)
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   320
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   321
/* enumerated_specification ASSIGN enumerated_value */
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   322
SYM_REF2(enumerated_spec_init_c, enumerated_specification, enumerated_value)
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   323
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   324
/* helper symbol for enumerated_specification->enumerated_spec_init */
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/* enumerated_value_list ',' enumerated_value */
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   326
SYM_LIST(enumerated_value_list_c)
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   327
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   328
/* enumerated_type_name '#' identifier */
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   329
SYM_REF2(enumerated_value_c, type, value)
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   330
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   331
/*  identifier ':' array_spec_init */
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   332
SYM_REF2(array_type_declaration_c, identifier, array_spec_init)
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   333
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   334
/* array_specification [ASSIGN array_initialization} */
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/* array_initialization may be NULL ! */
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   336
SYM_REF2(array_spec_init_c, array_specification, array_initialization)
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   337
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   338
/* ARRAY '[' array_subrange_list ']' OF non_generic_type_name */
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   339
SYM_REF2(array_specification_c, array_subrange_list, non_generic_type_name)
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   340
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   341
/* helper symbol for array_specification */
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   342
/* array_subrange_list ',' subrange */
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   343
SYM_LIST(array_subrange_list_c)
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   344
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   345
/* array_initialization:  '[' array_initial_elements_list ']' */
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   346
/* helper symbol for array_initialization */
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   347
/* array_initial_elements_list ',' array_initial_elements */
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SYM_LIST(array_initial_elements_list_c)
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   349
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/* integer '(' [array_initial_element] ')' */
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/* array_initial_element may be NULL ! */
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   352
SYM_REF2(array_initial_elements_c, integer, array_initial_element)
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   353
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   354
/*  structure_type_name ':' structure_specification */
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   355
SYM_REF2(structure_type_declaration_c, structure_type_name, structure_specification)
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   356
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/* structure_type_name ASSIGN structure_initialization */
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   358
/* structure_initialization may be NULL ! */
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   359
SYM_REF2(initialized_structure_c, structure_type_name, structure_initialization)
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   360
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   361
/* helper symbol for structure_declaration */
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   362
/* structure_declaration:  STRUCT structure_element_declaration_list END_STRUCT */
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   363
/* structure_element_declaration_list structure_element_declaration ';' */
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   364
SYM_LIST(structure_element_declaration_list_c)
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   365
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   366
/*  structure_element_name ':' *_spec_init */
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   367
SYM_REF2(structure_element_declaration_c, structure_element_name, spec_init)
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   368
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   369
/* helper symbol for structure_initialization */
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   370
/* structure_initialization: '(' structure_element_initialization_list ')' */
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   371
/* structure_element_initialization_list ',' structure_element_initialization */
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   372
SYM_LIST(structure_element_initialization_list_c)
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   373
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   374
/*  structure_element_name ASSIGN value */
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   375
SYM_REF2(structure_element_initialization_c, structure_element_name, value)
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   376
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   377
/*  string_type_name ':' elementary_string_type_name string_type_declaration_size string_type_declaration_init */
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   378
/*
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   379
 * NOTE:
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   380
 * (Summary: Contrary to what is expected, the
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   381
 *           string_type_declaration_c is not used to store
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   382
 *           simple string type declarations that do not include
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   383
 *           size limits.
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   384
 *           For e.g.:
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   385
 *             str1_type: STRING := "hello!"
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 *           will be stored in a simple_type_declaration_c
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   387
 *           instead of a string_type_declaration_c.
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   388
 *           The following:
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   389
 *             str2_type: STRING [64] := "hello!"
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   390
 *           will be stored in a sring_type_declaration_c
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   391
 *
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   392
 *           Read on for why this is done...
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   393
 * End Summary)
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   394
 *
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   395
 * According to the spec, the valid construct
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   396
 * TYPE new_str_type : STRING := "hello!"; END_TYPE
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   397
 * has two possible routes to type_declaration...
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   398
 *
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   399
 * Route 1:
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   400
 * type_declaration: single_element_type_declaration
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   401
 * single_element_type_declaration: simple_type_declaration
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   402
 * simple_type_declaration: identifier ':' simple_spec_init
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diff changeset
   403
 * simple_spec_init: simple_specification ASSIGN constant
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   404
 * (shift:  identifier <- 'new_str_type')
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   405
 * simple_specification: elementary_type_name
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   406
 * elementary_type_name: STRING
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   407
 * (shift: elementary_type_name <- STRING)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   408
 * (reduce: simple_specification <- elementary_type_name)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   409
 * (shift: constant <- "hello!")
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   410
 * (reduce: simple_spec_init: simple_specification ASSIGN constant)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   411
 * (reduce: ...)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   412
 *
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   413
 *
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   414
 * Route 2:
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   415
 * type_declaration: string_type_declaration
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   416
 * string_type_declaration: identifier ':' elementary_string_type_name string_type_declaration_size string_type_declaration_init
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   417
 * (shift:  identifier <- 'new_str_type')
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   418
 * elementary_string_type_name: STRING
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   419
 * (shift: elementary_string_type_name <- STRING)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   420
 * (shift: string_type_declaration_size <-  empty )
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   421
 * string_type_declaration_init: ASSIGN character_string
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   422
 * (shift: character_string <- "hello!")
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   423
 * (reduce: string_type_declaration_init <- ASSIGN character_string)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   424
 * (reduce: string_type_declaration <- identifier ':' elementary_string_type_name string_type_declaration_size string_type_declaration_init )
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   425
 * (reduce: type_declaration <- string_type_declaration)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   426
 *
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   427
 *
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   428
 * At first glance it seems that removing route 1 would make
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   429
 * the most sense. Unfortunately the construct 'simple_spec_init'
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   430
 * shows up multiple times in other rules, so changing this construct
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   431
 * would also mean changing all the rules in which it appears.
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   432
 * I (Mario) therefore chose to remove route 2 instead. This means
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   433
 * that the above declaration gets stored in a
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   434
 * simple_type_declaration_c, and not in a string_type_declaration_c
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   435
 * as would be expected!
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   436
 */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   437
/*  string_type_name ':' elementary_string_type_name string_type_declaration_size string_type_declaration_init */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   438
SYM_REF4(string_type_declaration_c,	string_type_name,
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   439
					elementary_string_type_name,
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   440
					string_type_declaration_size,
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   441
					string_type_declaration_init) /* may be == NULL! */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   442
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   443
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   444
/*********************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   445
/* B 1.4 - Variables */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   446
/*********************/
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
   447
SYM_REF1(symbolic_variable_c, var_name)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   448
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   449
/********************************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   450
/* B.1.4.1   Directly Represented Variables */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   451
/********************************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   452
SYM_TOKEN(direct_variable_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   453
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   454
/*************************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   455
/* B.1.4.2   Multi-element Variables */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   456
/*************************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   457
/*  subscripted_variable '[' subscript_list ']' */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   458
SYM_REF2(array_variable_c, subscripted_variable, subscript_list)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   459
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   460
/* subscript_list ',' subscript */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   461
SYM_LIST(subscript_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   462
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   463
/*  record_variable '.' field_selector */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   464
/*  WARNING: input and/or output variables of function blocks
1
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   465
 *           may be accessed as fields of a structured variable!
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   466
 *           Code handling a structured_variable_c must take
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   467
 *           this into account!
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   468
 */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   469
SYM_REF2(structured_variable_c, record_variable, field_selector)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   470
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   471
/******************************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   472
/* B 1.4.3 - Declaration & Initialisation */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   473
/******************************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   474
SYM_REF0(constant_option_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   475
SYM_REF0(retain_option_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   476
SYM_REF0(non_retain_option_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   477
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   478
/* option -> the RETAIN/NON_RETAIN/<NULL> directive... */
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   479
/* NOTE: We need to implicitly define the EN and ENO function and FB parameters when the user
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   480
 *       does not do it explicitly in the IEC 61131-3 source code. 
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   481
 *       To be able to distinguish later on between implictly and explicitly defined
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   482
 *       variables, we use the 'method' flag that allows us to remember
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   483
 *       whether this declaration was in the original source code (method -> implicit_definition_c) 
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   484
 *       or not (method -> explicit_definition_c).
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   485
 */
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   486
SYM_REF3(input_declarations_c, option, input_declaration_list, method)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   487
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   488
/* helper symbol for input_declarations */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   489
SYM_LIST(input_declaration_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   490
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   491
/* NOTE: The formal definition of the standard is erroneous, as it simply does not
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   492
 *       consider the EN and ENO keywords!
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   493
 *       The semantic description of the languages clearly states that these may be
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   494
 *       used in several ways. One of them is to declare an EN input parameter, or
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   495
 *       an ENO output parameter.
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   496
 *       We have added the 'en_param_declaration_c' and 'eno_param_declaration_c' 
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   497
 *       to cover for this.
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   498
 *
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   499
 *       We could have re-used the standard class used for all other input variables (with
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   500
 *       an identifier set to 'EN' or 'ENO') however we may sometimes need to add this
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   501
 *       declaration implicitly (if the user does not include it in the source
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   502
 *       code himself), and it is good to know whether it was added implicitly or not.
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   503
 *       So we create a new class that has a 'method' flag that allows us to remember
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   504
 *       whether this declaration was in the original source code (method -> implicit_definition_c) 
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   505
 *       or not (method -> explicit_definition_c).
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   506
 */
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   507
SYM_REF0(implicit_definition_c)
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   508
SYM_REF0(explicit_definition_c)
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   509
SYM_REF4(en_param_declaration_c, name, type, value, method)
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   510
SYM_REF3(eno_param_declaration_c, name, type, method)
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   511
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   512
/* edge -> The F_EDGE or R_EDGE directive */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   513
SYM_REF2(edge_declaration_c, edge, var1_list)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   514
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   515
SYM_REF0(raising_edge_option_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   516
SYM_REF0(falling_edge_option_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   517
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   518
/* spec_init is one of the following...
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   519
 *    simple_spec_init_c *
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   520
 *    subrange_spec_init_c *
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   521
 *    enumerated_spec_init_c *
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   522
 */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   523
SYM_REF2(var1_init_decl_c, var1_list, spec_init)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   524
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   525
/* | var1_list ',' variable_name */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   526
SYM_LIST(var1_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   527
350
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   528
/* | [var1_list ','] variable_name integer '..' */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   529
/* NOTE: This is an extension to the standard!!! */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   530
/* In order to be able to handle extensible standard functions
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   531
 * (i.e. standard functions that may have a variable number of
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   532
 * input parameters, such as AND(word#33, word#44, word#55, word#66),
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   533
 * we have extended the acceptable syntax to allow var_name '..'
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   534
 * in an input variable declaration.
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   535
 *
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   536
 * This allows us to parse the declaration of standard
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   537
 * extensible functions and load their interface definition
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   538
 * into the abstract syntax tree just like we do to other 
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   539
 * user defined functions.
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   540
 * This has the advantage that we can later do semantic
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   541
 * checking of calls to functions (be it a standard or user defined
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   542
 * function) in (almost) exactly the same way.
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   543
 *
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   544
 * The integer tells the compiler the number of the first parameter.
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   545
 * for example, for ADD(IN1 := 11, IN2:=22), the index for IN starts off at 1.
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   546
 * Some other standard library functions, such as MUX, has the extensible
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   547
 * variable starting off from 0 (IN0, IN1, IN2, ...).
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   548
 *
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   549
 * Of course, we have a flag that disables this syntax when parsing user
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   550
 * written code, so we only allow this extra syntax while parsing the 
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   551
 * 'header' file that declares all the standard IEC 61131-3 functions.
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   552
 */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   553
SYM_REF2(extensible_input_parameter_c, var_name, first_index)
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   554
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   555
/* var1_list ':' array_spec_init */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   556
SYM_REF2(array_var_init_decl_c, var1_list, array_spec_init)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   557
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   558
/*  var1_list ':' initialized_structure */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   559
SYM_REF2(structured_var_init_decl_c, var1_list, initialized_structure)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   560
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   561
/* fb_name_list ':' function_block_type_name ASSIGN structure_initialization */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   562
/* structure_initialization -> may be NULL ! */
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
   563
SYM_REF3(fb_name_decl_c, fb_name_list, function_block_type_name, structure_initialization)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   564
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   565
/* fb_name_list ',' fb_name */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   566
SYM_LIST(fb_name_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   567
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   568
/* VAR_OUTPUT [RETAIN | NON_RETAIN] var_init_decl_list END_VAR */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   569
/* option -> may be NULL ! */
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   570
/* NOTE: We need to implicitly define the EN and ENO function and FB parameters when the user
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   571
 *       does not do it explicitly in the IEC 61131-3 source code. 
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   572
 *       To be able to distinguish later on between implictly and explicitly defined
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   573
 *       variables, we use the 'method' flag that allows us to remember
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   574
 *       whether this declaration was in the original source code (method -> implicit_definition_c) 
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   575
 *       or not (method -> explicit_definition_c).
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   576
 */
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
   577
SYM_REF3(output_declarations_c, option, var_init_decl_list, method)
146
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 143
diff changeset
   578
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   579
/*  VAR_IN_OUT var_declaration_list END_VAR */
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
   580
SYM_REF1(input_output_declarations_c, var_declaration_list)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   581
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   582
/* helper symbol for input_output_declarations */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   583
/* var_declaration_list var_declaration ';' */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   584
SYM_LIST(var_declaration_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   585
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   586
/*  var1_list ':' array_specification */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   587
SYM_REF2(array_var_declaration_c, var1_list, array_specification)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   588
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   589
/*  var1_list ':' structure_type_name */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   590
SYM_REF2(structured_var_declaration_c, var1_list, structure_type_name)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   591
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   592
/* VAR [CONSTANT] var_init_decl_list END_VAR */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   593
/* option -> may be NULL ! */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   594
SYM_REF2(var_declarations_c, option, var_init_decl_list)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   595
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   596
/*  VAR RETAIN var_init_decl_list END_VAR */
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
   597
SYM_REF1(retentive_var_declarations_c, var_init_decl_list)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   598
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   599
/*  VAR [CONSTANT|RETAIN|NON_RETAIN] located_var_decl_list END_VAR */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   600
/* option -> may be NULL ! */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   601
SYM_REF2(located_var_declarations_c, option, located_var_decl_list)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   602
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   603
/* helper symbol for located_var_declarations */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   604
/* located_var_decl_list located_var_decl ';' */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   605
SYM_LIST(located_var_decl_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   606
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   607
/*  [variable_name] location ':' located_var_spec_init */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   608
/* variable_name -> may be NULL ! */
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
   609
SYM_REF3(located_var_decl_c, variable_name, location, located_var_spec_init)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   610
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   611
/*| VAR_EXTERNAL [CONSTANT] external_declaration_list END_VAR */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   612
/* option -> may be NULL ! */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   613
SYM_REF2(external_var_declarations_c, option, external_declaration_list)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   614
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   615
/* helper symbol for external_var_declarations */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   616
/*| external_declaration_list external_declaration';' */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   617
SYM_LIST(external_declaration_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   618
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   619
/*  global_var_name ':' (simple_specification|subrange_specification|enumerated_specification|array_specification|prev_declared_structure_type_name|function_block_type_name */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   620
SYM_REF2(external_declaration_c, global_var_name, specification)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   621
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   622
/*| VAR_GLOBAL [CONSTANT|RETAIN] global_var_decl_list END_VAR */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   623
/* option -> may be NULL ! */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   624
SYM_REF2(global_var_declarations_c, option, global_var_decl_list)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   625
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   626
/* helper symbol for global_var_declarations */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   627
/*| global_var_decl_list global_var_decl ';' */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   628
SYM_LIST(global_var_decl_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   629
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   630
/*| global_var_spec ':' [located_var_spec_init|function_block_type_name] */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   631
/* type_specification ->may be NULL ! */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   632
SYM_REF2(global_var_decl_c, global_var_spec, type_specification)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   633
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   634
/*| global_var_name location */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   635
SYM_REF2(global_var_spec_c, global_var_name, location)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   636
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   637
/*  AT direct_variable */
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
   638
SYM_REF1(location_c, direct_variable)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   639
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   640
/*| global_var_list ',' global_var_name */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   641
SYM_LIST(global_var_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   642
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   643
/*  var1_list ':' single_byte_string_spec */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   644
SYM_REF2(single_byte_string_var_declaration_c, var1_list, single_byte_string_spec)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   645
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   646
/*  STRING ['[' integer ']'] [ASSIGN single_byte_character_string] */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   647
/* integer ->may be NULL ! */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   648
/* single_byte_character_string ->may be NULL ! */
350
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   649
SYM_REF2(single_byte_string_spec_c, string_spec, single_byte_character_string)
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   650
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   651
/*   STRING ['[' integer ']'] */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   652
/* integer ->may be NULL ! */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   653
SYM_REF2(single_byte_limited_len_string_spec_c, string_type_name, character_string_len)
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   654
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   655
/*  WSTRING ['[' integer ']'] */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   656
/* integer ->may be NULL ! */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   657
SYM_REF2(double_byte_limited_len_string_spec_c, string_type_name, character_string_len)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   658
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   659
/*  var1_list ':' double_byte_string_spec */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   660
SYM_REF2(double_byte_string_var_declaration_c, var1_list, double_byte_string_spec)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   661
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   662
/*  WSTRING ['[' integer ']'] [ASSIGN double_byte_character_string] */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   663
/* integer ->may be NULL ! */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   664
/* double_byte_character_string ->may be NULL ! */
350
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   665
SYM_REF2(double_byte_string_spec_c, string_spec, double_byte_character_string)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   666
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   667
/*| VAR [RETAIN|NON_RETAIN] incompl_located_var_decl_list END_VAR */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   668
/* option ->may be NULL ! */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   669
SYM_REF2(incompl_located_var_declarations_c, option, incompl_located_var_decl_list)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   670
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   671
/* helper symbol for incompl_located_var_declarations */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   672
/*| incompl_located_var_decl_list incompl_located_var_decl ';' */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   673
SYM_LIST(incompl_located_var_decl_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   674
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   675
/*  variable_name incompl_location ':' var_spec */
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
   676
SYM_REF3(incompl_located_var_decl_c, variable_name, incompl_location, var_spec)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   677
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   678
/*  AT incompl_location_token */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   679
SYM_TOKEN(incompl_location_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   680
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   681
/* intermediate helper symbol for:
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   682
 *  - non_retentive_var_decls
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   683
 *  - output_declarations
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   684
 */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   685
SYM_LIST(var_init_decl_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   686
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   687
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   688
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   689
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   690
/**************************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   691
/* B.1.5 - Program organization units */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   692
/**************************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   693
/***********************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   694
/* B 1.5.1 - Functions */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   695
/***********************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   696
SYM_REF4(function_declaration_c, derived_function_name, type_name, var_declarations_list, function_body)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   697
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   698
/* intermediate helper symbol for
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   699
 * - function_declaration
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   700
 * - function_block_declaration
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   701
 * - program_declaration
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   702
 */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   703
SYM_LIST(var_declarations_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   704
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   705
/* option -> storage method, CONSTANT or <null> */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   706
SYM_REF2(function_var_decls_c, option, decl_list)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   707
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   708
/* intermediate helper symbol for function_var_decls */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   709
SYM_LIST(var2_init_decl_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   710
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   711
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   712
/*****************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   713
/* B 1.5.2 - Function Blocks */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   714
/*****************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   715
/*  FUNCTION_BLOCK derived_function_block_name io_OR_other_var_declarations function_block_body END_FUNCTION_BLOCK */
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
   716
SYM_REF3(function_block_declaration_c, fblock_name, var_declarations, fblock_body)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   717
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   718
/* intermediate helper symbol for function_declaration */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   719
/*  { io_var_declarations | other_var_declarations }   */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   720
/*
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   721
 * NOTE: we re-use the var_declarations_list_c
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   722
 */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   723
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   724
/*  VAR_TEMP temp_var_decl_list END_VAR */
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
   725
SYM_REF1(temp_var_decls_c, var_decl_list)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   726
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   727
/* intermediate helper symbol for temp_var_decls */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   728
SYM_LIST(temp_var_decls_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   729
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   730
/*  VAR NON_RETAIN var_init_decl_list END_VAR */
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
   731
SYM_REF1(non_retentive_var_decls_c, var_decl_list)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   732
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   733
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   734
/**********************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   735
/* B 1.5.3 - Programs */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   736
/**********************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   737
/*  PROGRAM program_type_name program_var_declarations_list function_block_body END_PROGRAM */
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
   738
SYM_REF3(program_declaration_c, program_type_name, var_declarations, function_block_body)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   739
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   740
/* intermediate helper symbol for program_declaration_c */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   741
/*  { io_var_declarations | other_var_declarations }   */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   742
/*
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   743
 * NOTE: we re-use the var_declarations_list_c
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   744
 */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   745
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   746
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   747
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   748
/*********************************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   749
/* B.1.6  Sequential function chart elements */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   750
/*********************************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   751
97
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   752
/* | sequential_function_chart sfc_network */
1
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   753
SYM_LIST(sequential_function_chart_c)
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   754
97
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   755
/* initial_step {step | transition | action} */
1
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   756
SYM_LIST(sfc_network_c)
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   757
97
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   758
/* INITIAL_STEP step_name ':' action_association_list END_STEP */
1
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   759
SYM_REF2(initial_step_c, step_name, action_association_list)
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   760
97
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   761
/* | action_association_list action_association ';' */
1
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   762
SYM_LIST(action_association_list_c)
97
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   763
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   764
/* STEP step_name ':' action_association_list END_STEP */
1
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   765
SYM_REF2(step_c, step_name, action_association_list)
97
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   766
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   767
/* action_name '(' action_qualifier indicator_name_list ')' */
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   768
/* action_qualifier -> may be NULL ! */
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
   769
SYM_REF3(action_association_c, action_name, action_qualifier, indicator_name_list)
1
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   770
97
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   771
/* N | R | S | P */
1
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   772
SYM_TOKEN(qualifier_c)
97
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   773
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   774
/* L | D | SD | DS | SL */
1
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   775
SYM_TOKEN(timed_qualifier_c)
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   776
97
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   777
/* | indicator_name_list ',' indicator_name */
1
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   778
SYM_LIST(indicator_name_list_c)
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   779
97
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   780
/* qualifier | timed_qualifier ',' action_time */
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   781
/* action_time -> may be NULL ! */
1
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   782
SYM_REF2(action_qualifier_c, action_qualifier, action_time)
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   783
97
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   784
/* TRANSITION [transition_name] ['(' PRIORITY ASSIGN integer ')'] 
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   785
 *   FROM steps TO steps 
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   786
 *   transition_condition 
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   787
 * END_TRANSITION
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   788
*/
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   789
/* transition_name -> may be NULL ! */
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   790
/* integer -> may be NULL ! */
87
b97f9ad7b2c6 Bug on SFC transition parsing and generation fixed
lbessard
parents: 69
diff changeset
   791
SYM_REF5(transition_c, transition_name, integer, from_steps, to_steps, transition_condition)
b97f9ad7b2c6 Bug on SFC transition parsing and generation fixed
lbessard
parents: 69
diff changeset
   792
97
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   793
/* ':' eol_list simple_instr_list | ASSIGN expression ';' */
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   794
/* transition_condition_il -> may be NULL ! */
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   795
/* transition_condition_st -> may be NULL ! */
87
b97f9ad7b2c6 Bug on SFC transition parsing and generation fixed
lbessard
parents: 69
diff changeset
   796
SYM_REF2(transition_condition_c, transition_condition_il, transition_condition_st)
1
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   797
97
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   798
/* step_name | '(' step_name_list ')' */
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   799
/* step_name      -> may be NULL ! */
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   800
/* step_name_list -> may be NULL ! */
1
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   801
SYM_REF2(steps_c, step_name, step_name_list)
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   802
97
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   803
/* | step_name_list ',' step_name */
1
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   804
SYM_LIST(step_name_list_c)
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   805
97
55ffcf693d6d adding comments.
mario
parents: 87
diff changeset
   806
/* ACTION action_name ':' function_block_body END_ACTION */
1
5d893a68be6e Changes made since Mario visit at LOLITECH. Thanks again !
etisserant
parents: 0
diff changeset
   807
SYM_REF2(action_c, action_name, function_block_body)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   808
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   809
/********************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   810
/* B 1.7 Configuration elements */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   811
/********************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   812
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   813
/*
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   814
CONFIGURATION configuration_name
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   815
   optional_global_var_declarations
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   816
   (resource_declaration_list | single_resource_declaration)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   817
   optional_access_declarations
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   818
   optional_instance_specific_initializations
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   819
END_CONFIGURATION
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   820
*/
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
   821
SYM_REF5(configuration_declaration_c, configuration_name, global_var_declarations, resource_declarations, access_declarations, instance_specific_initializations)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   822
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   823
/* helper symbol for configuration_declaration */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   824
SYM_LIST(resource_declaration_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   825
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   826
/*
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   827
RESOURCE resource_name ON resource_type_name
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   828
   optional_global_var_declarations
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   829
   single_resource_declaration
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   830
END_RESOURCE
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   831
*/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   832
SYM_REF4(resource_declaration_c, resource_name, resource_type_name, global_var_declarations, resource_declaration)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   833
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   834
/* task_configuration_list program_configuration_list */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   835
SYM_REF2(single_resource_declaration_c, task_configuration_list, program_configuration_list)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   836
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   837
/* helper symbol for single_resource_declaration */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   838
SYM_LIST(task_configuration_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   839
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   840
/* helper symbol for single_resource_declaration */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   841
SYM_LIST(program_configuration_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   842
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   843
/* helper symbol for
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   844
 *  - access_path
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   845
 *  - instance_specific_init
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   846
 */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   847
SYM_LIST(any_fb_name_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   848
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   849
/*  [resource_name '.'] global_var_name ['.' structure_element_name] */
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
   850
SYM_REF3(global_var_reference_c, resource_name, global_var_name, structure_element_name)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   851
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   852
/*  prev_declared_program_name '.' symbolic_variable */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   853
SYM_REF2(program_output_reference_c, program_name, symbolic_variable)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   854
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   855
/*  TASK task_name task_initialization */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   856
SYM_REF2(task_configuration_c, task_name, task_initialization)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   857
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   858
/*  '(' [SINGLE ASSIGN data_source ','] [INTERVAL ASSIGN data_source ','] PRIORITY ASSIGN integer ')' */
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
   859
SYM_REF3(task_initialization_c, single_data_source, interval_data_source, priority_data_source)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   860
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   861
/*  PROGRAM [RETAIN | NON_RETAIN] program_name [WITH task_name] ':' program_type_name ['(' prog_conf_elements ')'] */
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
   862
SYM_REF5(program_configuration_c, retain_option, program_name, task_name, program_type_name, prog_conf_elements)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   863
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   864
/* prog_conf_elements ',' prog_conf_element */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   865
SYM_LIST(prog_conf_elements_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   866
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   867
/*  fb_name WITH task_name */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   868
SYM_REF2(fb_task_c, fb_name, task_name)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   869
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   870
/*  any_symbolic_variable ASSIGN prog_data_source */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   871
SYM_REF2(prog_cnxn_assign_c, symbolic_variable, prog_data_source)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   872
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   873
/* any_symbolic_variable SENDTO data_sink */
28
5b170c9ce134 Multi-file configuration and resource generation finished
lbessard
parents: 17
diff changeset
   874
SYM_REF2(prog_cnxn_sendto_c, symbolic_variable, data_sink)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   875
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   876
/* VAR_CONFIG instance_specific_init_list END_VAR */
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
   877
SYM_REF1(instance_specific_initializations_c, instance_specific_init_list)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   878
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   879
/* helper symbol for instance_specific_initializations */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   880
SYM_LIST(instance_specific_init_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   881
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   882
/* resource_name '.' program_name '.' {fb_name '.'}
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   883
    ((variable_name [location] ':' located_var_spec_init) | (fb_name ':' fb_initialization))
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   884
*/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   885
SYM_REF6(instance_specific_init_c, resource_name, program_name, any_fb_name_list, variable_name, location, initialization)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   886
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   887
/* helper symbol for instance_specific_init */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   888
/* function_block_type_name ':=' structure_initialization */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   889
SYM_REF2(fb_initialization_c, function_block_type_name, structure_initialization)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   890
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   891
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   892
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   893
/****************************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   894
/* B.2 - Language IL (Instruction List) */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   895
/****************************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   896
/***********************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   897
/* B 2.1 Instructions and Operands */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   898
/***********************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   899
/*| instruction_list il_instruction */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   900
SYM_LIST(instruction_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   901
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   902
/* | label ':' [il_incomplete_instruction] eol_list */
443
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents: 439
diff changeset
   903
/* NOTE: The parameter 'prev_il_instruction' is used to point to all previous il instructions that may be executed imedaitely before this instruction.
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents: 439
diff changeset
   904
 *       In case of an il instruction preceded by a label, this will include all IL instructions that jump to this label!
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents: 439
diff changeset
   905
 *       It is filled in by the flow_control_analysis_c during stage 3.
ff4d26b7e51d Narrow IL code backwords, so as to correctly handle invocations to overloaded functions from IL code.
Mario de Sousa <msousa@fe.up.pt>
parents: 439
diff changeset
   906
 */
457
67d8b07bac22 Change prev_il_instruction to a vector<>
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   907
SYM_REF2(il_instruction_c, label, il_instruction, std::vector <symbol_c *> prev_il_instruction;)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   908
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   909
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   910
/* | il_simple_operator [il_operand] */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   911
SYM_REF2(il_simple_operation_c, il_simple_operator, il_operand)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   912
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   913
/* | function_name [il_operand_list] */
438
744b125d911e Add support for semantic verification of function calls in IL.
Mario de Sousa <msousa@fe.up.pt>
parents: 424
diff changeset
   914
/* NOTE: The parameter 'called_function_declaration', 'extensible_param_count' and 'candidate_functions' are used to pass data between the stage 3 and stage 4.
399
55b074ea7255 Fix bug with functions like LEN and TRUNC that have overloaded return type for same inputs type
laurent
parents: 350
diff changeset
   915
 *       data between the stage 3 and stage 4.
350
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   916
 *       See the comment above function_invocation_c for more details 
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   917
 */
438
744b125d911e Add support for semantic verification of function calls in IL.
Mario de Sousa <msousa@fe.up.pt>
parents: 424
diff changeset
   918
SYM_REF2(il_function_call_c, function_name, il_operand_list, symbol_c *called_function_declaration; int extensible_param_count; std::vector <symbol_c *> candidate_functions;)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   919
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   920
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   921
/* | il_expr_operator '(' [il_operand] eol_list [simple_instr_list] ')' */
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
   922
SYM_REF3(il_expression_c, il_expr_operator, il_operand, simple_instr_list)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   923
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   924
/*  il_jump_operator label */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   925
SYM_REF2(il_jump_operation_c, il_jump_operator, label)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   926
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   927
/*   il_call_operator prev_declared_fb_name
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   928
 * | il_call_operator prev_declared_fb_name '(' ')'
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   929
 * | il_call_operator prev_declared_fb_name '(' eol_list ')'
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   930
 * | il_call_operator prev_declared_fb_name '(' il_operand_list ')'
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   931
 * | il_call_operator prev_declared_fb_name '(' eol_list il_param_list ')'
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   932
 */
439
cf7d6862033d Add semantic verification of FB calls in IL (not yet complete - missing printing of errors!)
Mario de Sousa <msousa@fe.up.pt>
parents: 438
diff changeset
   933
/* NOTE: The parameter 'called_fb_declaration'is used to pass data between stage 3 and stage4 (although currently it is not used in stage 4 */
cf7d6862033d Add semantic verification of FB calls in IL (not yet complete - missing printing of errors!)
Mario de Sousa <msousa@fe.up.pt>
parents: 438
diff changeset
   934
SYM_REF4(il_fb_call_c, il_call_operator, fb_name, il_operand_list, il_param_list, symbol_c *called_fb_declaration;)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   935
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   936
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   937
/* | function_name '(' eol_list [il_param_list] ')' */
438
744b125d911e Add support for semantic verification of function calls in IL.
Mario de Sousa <msousa@fe.up.pt>
parents: 424
diff changeset
   938
/* NOTE: The parameter 'called_function_declaration', 'extensible_param_count' and 'candidate_functions' are used to pass data between the stage 3 and stage 4.
744b125d911e Add support for semantic verification of function calls in IL.
Mario de Sousa <msousa@fe.up.pt>
parents: 424
diff changeset
   939
 *       See the comment above function_invocation_c for more details. 
744b125d911e Add support for semantic verification of function calls in IL.
Mario de Sousa <msousa@fe.up.pt>
parents: 424
diff changeset
   940
 */
744b125d911e Add support for semantic verification of function calls in IL.
Mario de Sousa <msousa@fe.up.pt>
parents: 424
diff changeset
   941
SYM_REF2(il_formal_funct_call_c, function_name, il_param_list, symbol_c *called_function_declaration; int extensible_param_count; std::vector <symbol_c *> candidate_functions;)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   942
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   943
/* | il_operand_list ',' il_operand */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   944
SYM_LIST(il_operand_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   945
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   946
/* | simple_instr_list il_simple_instruction */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   947
SYM_LIST(simple_instr_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   948
453
4733f662362a More changes for support of semantic verification of il_expressions
Mario de Sousa <msousa@fe.up.pt>
parents: 447
diff changeset
   949
4733f662362a More changes for support of semantic verification of il_expressions
Mario de Sousa <msousa@fe.up.pt>
parents: 447
diff changeset
   950
/* il_simple_instruction:
4733f662362a More changes for support of semantic verification of il_expressions
Mario de Sousa <msousa@fe.up.pt>
parents: 447
diff changeset
   951
 *   il_simple_operation eol_list
4733f662362a More changes for support of semantic verification of il_expressions
Mario de Sousa <msousa@fe.up.pt>
parents: 447
diff changeset
   952
 * | il_expression eol_list
4733f662362a More changes for support of semantic verification of il_expressions
Mario de Sousa <msousa@fe.up.pt>
parents: 447
diff changeset
   953
 * | il_formal_funct_call eol_list
4733f662362a More changes for support of semantic verification of il_expressions
Mario de Sousa <msousa@fe.up.pt>
parents: 447
diff changeset
   954
 */
4733f662362a More changes for support of semantic verification of il_expressions
Mario de Sousa <msousa@fe.up.pt>
parents: 447
diff changeset
   955
/* NOTE: The parameter 'prev_il_instruction' is used to point to all previous il instructions that may be executed imedaitely before this instruction. */
457
67d8b07bac22 Change prev_il_instruction to a vector<>
Mario de Sousa <msousa@fe.up.pt>
parents: 453
diff changeset
   956
SYM_REF1(il_simple_instruction_c, il_simple_instruction, std::vector <symbol_c *> prev_il_instruction;)
453
4733f662362a More changes for support of semantic verification of il_expressions
Mario de Sousa <msousa@fe.up.pt>
parents: 447
diff changeset
   957
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   958
/* | il_initial_param_list il_param_instruction */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   959
SYM_LIST(il_param_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   960
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   961
/*  il_assign_operator il_operand
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   962
 * | il_assign_operator '(' eol_list simple_instr_list ')'
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   963
 */
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
   964
SYM_REF3(il_param_assignment_c, il_assign_operator, il_operand, simple_instr_list)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   965
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   966
/*  il_assign_out_operator variable */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   967
SYM_REF2(il_param_out_assignment_c, il_assign_out_operator, variable)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   968
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   969
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   970
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   971
/*******************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   972
/* B 2.2 Operators */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   973
/*******************/
476
38d85e9a0507 Add check widening status for IL operator.
Manuele Conti <conti.ma@alice.it>
parents: 471
diff changeset
   974
/* NOTE: The parameter 'called_fb_declaration' is used to pass data between stage 3 and stage4 (although currently it is not used in stage 4 */
477
c0c6ff7357b7 Clarify some details in the comments.
Mario de Sousa <msousa@fe.up.pt>
parents: 476
diff changeset
   975
/* NOTE: The parameter 'deprecated_operation' indicates that the operation, with the specific data types being used, is currently defined
478
b13feab3b918 Change setting of deprecated_operation from fill to narrow_candidate_datatypes_c.
Mario de Sousa <msousa@fe.up.pt>
parents: 477
diff changeset
   976
 *       in the standard as being deprecated. This variable is filled in with the correct value in stage 3 (narrow_candidate_datatypes_c) 
477
c0c6ff7357b7 Clarify some details in the comments.
Mario de Sousa <msousa@fe.up.pt>
parents: 476
diff changeset
   977
 *       and currently only used in stage 3 (print_datatypes_error_c).
c0c6ff7357b7 Clarify some details in the comments.
Mario de Sousa <msousa@fe.up.pt>
parents: 476
diff changeset
   978
 */ 
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   979
SYM_REF0(LD_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   980
SYM_REF0(LDN_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   981
SYM_REF0(ST_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   982
SYM_REF0(STN_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   983
SYM_REF0(NOT_operator_c)
447
aad0f3e5df33 Start of support for semantic verification of FB calls in IL using special IL instructions.
Mario de Sousa <msousa@fe.up.pt>
parents: 443
diff changeset
   984
SYM_REF0(S_operator_c, symbol_c *called_fb_declaration;)
aad0f3e5df33 Start of support for semantic verification of FB calls in IL using special IL instructions.
Mario de Sousa <msousa@fe.up.pt>
parents: 443
diff changeset
   985
SYM_REF0(R_operator_c, symbol_c *called_fb_declaration;)
aad0f3e5df33 Start of support for semantic verification of FB calls in IL using special IL instructions.
Mario de Sousa <msousa@fe.up.pt>
parents: 443
diff changeset
   986
SYM_REF0(S1_operator_c, symbol_c *called_fb_declaration;)
aad0f3e5df33 Start of support for semantic verification of FB calls in IL using special IL instructions.
Mario de Sousa <msousa@fe.up.pt>
parents: 443
diff changeset
   987
SYM_REF0(R1_operator_c, symbol_c *called_fb_declaration;)
aad0f3e5df33 Start of support for semantic verification of FB calls in IL using special IL instructions.
Mario de Sousa <msousa@fe.up.pt>
parents: 443
diff changeset
   988
SYM_REF0(CLK_operator_c, symbol_c *called_fb_declaration;)
aad0f3e5df33 Start of support for semantic verification of FB calls in IL using special IL instructions.
Mario de Sousa <msousa@fe.up.pt>
parents: 443
diff changeset
   989
SYM_REF0(CU_operator_c, symbol_c *called_fb_declaration;)
aad0f3e5df33 Start of support for semantic verification of FB calls in IL using special IL instructions.
Mario de Sousa <msousa@fe.up.pt>
parents: 443
diff changeset
   990
SYM_REF0(CD_operator_c, symbol_c *called_fb_declaration;)
aad0f3e5df33 Start of support for semantic verification of FB calls in IL using special IL instructions.
Mario de Sousa <msousa@fe.up.pt>
parents: 443
diff changeset
   991
SYM_REF0(PV_operator_c, symbol_c *called_fb_declaration;)
aad0f3e5df33 Start of support for semantic verification of FB calls in IL using special IL instructions.
Mario de Sousa <msousa@fe.up.pt>
parents: 443
diff changeset
   992
SYM_REF0(IN_operator_c, symbol_c *called_fb_declaration;)
aad0f3e5df33 Start of support for semantic verification of FB calls in IL using special IL instructions.
Mario de Sousa <msousa@fe.up.pt>
parents: 443
diff changeset
   993
SYM_REF0(PT_operator_c, symbol_c *called_fb_declaration;)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   994
SYM_REF0(AND_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   995
SYM_REF0(OR_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   996
SYM_REF0(XOR_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   997
SYM_REF0(ANDN_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   998
SYM_REF0(ORN_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
   999
SYM_REF0(XORN_operator_c)
476
38d85e9a0507 Add check widening status for IL operator.
Manuele Conti <conti.ma@alice.it>
parents: 471
diff changeset
  1000
SYM_REF0(ADD_operator_c, bool deprecated_operation;)
38d85e9a0507 Add check widening status for IL operator.
Manuele Conti <conti.ma@alice.it>
parents: 471
diff changeset
  1001
SYM_REF0(SUB_operator_c, bool deprecated_operation;)
38d85e9a0507 Add check widening status for IL operator.
Manuele Conti <conti.ma@alice.it>
parents: 471
diff changeset
  1002
SYM_REF0(MUL_operator_c, bool deprecated_operation;)
38d85e9a0507 Add check widening status for IL operator.
Manuele Conti <conti.ma@alice.it>
parents: 471
diff changeset
  1003
SYM_REF0(DIV_operator_c, bool deprecated_operation;)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1004
SYM_REF0(MOD_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1005
SYM_REF0(GT_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1006
SYM_REF0(GE_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1007
SYM_REF0(EQ_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1008
SYM_REF0(LT_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1009
SYM_REF0(LE_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1010
SYM_REF0(NE_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1011
SYM_REF0(CAL_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1012
SYM_REF0(CALC_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1013
SYM_REF0(CALCN_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1014
SYM_REF0(RET_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1015
SYM_REF0(RETC_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1016
SYM_REF0(RETCN_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1017
SYM_REF0(JMP_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1018
SYM_REF0(JMPC_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1019
SYM_REF0(JMPCN_operator_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1020
143
73372bdeeffb Adding support for EN/ENO parameters in bison rules
lbessard
parents: 118
diff changeset
  1021
/*  any_identifier ASSIGN */
73372bdeeffb Adding support for EN/ENO parameters in bison rules
lbessard
parents: 118
diff changeset
  1022
SYM_REF1(il_assign_operator_c, variable_name)
73372bdeeffb Adding support for EN/ENO parameters in bison rules
lbessard
parents: 118
diff changeset
  1023
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1024
/*| [NOT] any_identifier SENDTO */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1025
SYM_REF2(il_assign_out_operator_c, option, variable_name)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1026
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1027
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1028
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1029
/***************************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1030
/* B.3 - Language ST (Structured Text) */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1031
/***************************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1032
/***********************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1033
/* B 3.1 - Expressions */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1034
/***********************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1035
SYM_REF2(or_expression_c, l_exp, r_exp)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1036
SYM_REF2(xor_expression_c, l_exp, r_exp)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1037
SYM_REF2(and_expression_c, l_exp, r_exp)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1038
SYM_REF2(equ_expression_c, l_exp, r_exp)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1039
SYM_REF2(notequ_expression_c, l_exp, r_exp)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1040
SYM_REF2(lt_expression_c, l_exp, r_exp)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1041
SYM_REF2(gt_expression_c, l_exp, r_exp)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1042
SYM_REF2(le_expression_c, l_exp, r_exp)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1043
SYM_REF2(ge_expression_c, l_exp, r_exp)
476
38d85e9a0507 Add check widening status for IL operator.
Manuele Conti <conti.ma@alice.it>
parents: 471
diff changeset
  1044
SYM_REF2(add_expression_c, l_exp, r_exp, bool deprecated_operation;)
38d85e9a0507 Add check widening status for IL operator.
Manuele Conti <conti.ma@alice.it>
parents: 471
diff changeset
  1045
SYM_REF2(sub_expression_c, l_exp, r_exp, bool deprecated_operation;)
38d85e9a0507 Add check widening status for IL operator.
Manuele Conti <conti.ma@alice.it>
parents: 471
diff changeset
  1046
SYM_REF2(mul_expression_c, l_exp, r_exp, bool deprecated_operation;)
38d85e9a0507 Add check widening status for IL operator.
Manuele Conti <conti.ma@alice.it>
parents: 471
diff changeset
  1047
SYM_REF2(div_expression_c, l_exp, r_exp, bool deprecated_operation;)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1048
SYM_REF2(mod_expression_c, l_exp, r_exp)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1049
SYM_REF2(power_expression_c, l_exp, r_exp)
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
  1050
SYM_REF1(neg_expression_c, exp)
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
  1051
SYM_REF1(not_expression_c, exp)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1052
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
  1053
/*    formal_param_list -> may be NULL ! */
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
  1054
/* nonformal_param_list -> may be NULL ! */
420
866eb35e4e14 Fix search_varfb_instance_decl to be able to find variables and FB when only given an identifier.
Mario de Sousa <msousa@fe.up.pt>
parents: 417
diff changeset
  1055
/* NOTES:
866eb35e4e14 Fix search_varfb_instance_decl to be able to find variables and FB when only given an identifier.
Mario de Sousa <msousa@fe.up.pt>
parents: 417
diff changeset
  1056
 *    The parameter 'called_function_declaration'... 
866eb35e4e14 Fix search_varfb_instance_decl to be able to find variables and FB when only given an identifier.
Mario de Sousa <msousa@fe.up.pt>
parents: 417
diff changeset
  1057
 *       ...is used to pass data between the stage 3 and stage 4.
350
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1058
 *       The IEC 61131-3 standard allows for overloaded standard functions. This means that some
417
d48f53715f77 Re-write of stage3 code (done by Manuele and I), re-write of search_varfb_instance_type_c (done by myself), and several other bug fixes.
Mario de Sousa <msousa@fe.up.pt>
parents: 350
diff changeset
  1059
 *       function calls are not completely defined by the name of the function being called,
350
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1060
 *       and need to be disambiguated with using the data types of the parameters being passed.
417
d48f53715f77 Re-write of stage3 code (done by Manuele and I), re-write of search_varfb_instance_type_c (done by myself), and several other bug fixes.
Mario de Sousa <msousa@fe.up.pt>
parents: 350
diff changeset
  1061
 *       Stage 3 does this to verify semantic correctness.
350
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1062
 *       Stage 4 also needs to do this in order to determine which function to call.
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1063
 *       It does not make sense to determine the exact function being called twice (once in stage 3,
417
d48f53715f77 Re-write of stage3 code (done by Manuele and I), re-write of search_varfb_instance_type_c (done by myself), and several other bug fixes.
Mario de Sousa <msousa@fe.up.pt>
parents: 350
diff changeset
  1064
 *       and again in stage 4), so stage 3 will store this info in the parameter called_function_declaration
350
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1065
 *       for stage 4 to use it later on.
420
866eb35e4e14 Fix search_varfb_instance_decl to be able to find variables and FB when only given an identifier.
Mario de Sousa <msousa@fe.up.pt>
parents: 417
diff changeset
  1066
 *    The parameter 'candidate_functions'... 
866eb35e4e14 Fix search_varfb_instance_decl to be able to find variables and FB when only given an identifier.
Mario de Sousa <msousa@fe.up.pt>
parents: 417
diff changeset
  1067
 *       ...is used to pass data between two passes within stage 3
866eb35e4e14 Fix search_varfb_instance_decl to be able to find variables and FB when only given an identifier.
Mario de Sousa <msousa@fe.up.pt>
parents: 417
diff changeset
  1068
 *       (actually between fill_candidate_datatypes_c and narrow_candidate_datatypes_c).
866eb35e4e14 Fix search_varfb_instance_decl to be able to find variables and FB when only given an identifier.
Mario de Sousa <msousa@fe.up.pt>
parents: 417
diff changeset
  1069
 *       It is used to store all the functions that may be legally called with the current parameters
866eb35e4e14 Fix search_varfb_instance_decl to be able to find variables and FB when only given an identifier.
Mario de Sousa <msousa@fe.up.pt>
parents: 417
diff changeset
  1070
 *       being used in this function invocation. Note that the standard includes some standard functions
866eb35e4e14 Fix search_varfb_instance_decl to be able to find variables and FB when only given an identifier.
Mario de Sousa <msousa@fe.up.pt>
parents: 417
diff changeset
  1071
 *       that have the exact same input parameter types, but return different data types.
866eb35e4e14 Fix search_varfb_instance_decl to be able to find variables and FB when only given an identifier.
Mario de Sousa <msousa@fe.up.pt>
parents: 417
diff changeset
  1072
 *       In order to determine which of these functions should be called, we first create a list
866eb35e4e14 Fix search_varfb_instance_decl to be able to find variables and FB when only given an identifier.
Mario de Sousa <msousa@fe.up.pt>
parents: 417
diff changeset
  1073
 *       of all possible functions, and then narrow down the list (hopefully down to 1 function)
866eb35e4e14 Fix search_varfb_instance_decl to be able to find variables and FB when only given an identifier.
Mario de Sousa <msousa@fe.up.pt>
parents: 417
diff changeset
  1074
 *       once we know the data type that the function invocation must return (this will take into 
866eb35e4e14 Fix search_varfb_instance_decl to be able to find variables and FB when only given an identifier.
Mario de Sousa <msousa@fe.up.pt>
parents: 417
diff changeset
  1075
 *       account the expression in which the function invocation is inserted/occurs).
421
840cb1e1e177 Add support in stage 3 for checking function invocations in ST.
Mario de Sousa <msousa@fe.up.pt>
parents: 420
diff changeset
  1076
 *       The 'called_function_declaration' will eventually be set (in stage 3) to one of
840cb1e1e177 Add support in stage 3 for checking function invocations in ST.
Mario de Sousa <msousa@fe.up.pt>
parents: 420
diff changeset
  1077
 *       the functions in the 'candidate_functions' list!
420
866eb35e4e14 Fix search_varfb_instance_decl to be able to find variables and FB when only given an identifier.
Mario de Sousa <msousa@fe.up.pt>
parents: 417
diff changeset
  1078
 *    The parameter 'extensible_param_count'... 
866eb35e4e14 Fix search_varfb_instance_decl to be able to find variables and FB when only given an identifier.
Mario de Sousa <msousa@fe.up.pt>
parents: 417
diff changeset
  1079
 *       ...is used to pass data between the stage 3 and stage 4.
866eb35e4e14 Fix search_varfb_instance_decl to be able to find variables and FB when only given an identifier.
Mario de Sousa <msousa@fe.up.pt>
parents: 417
diff changeset
  1080
 *       The IEC 61131-3 standard allows for extensible standard functions. This means that some
866eb35e4e14 Fix search_varfb_instance_decl to be able to find variables and FB when only given an identifier.
Mario de Sousa <msousa@fe.up.pt>
parents: 417
diff changeset
  1081
 *       standard functions may be called with a variable number of paramters. Stage 3 will store
866eb35e4e14 Fix search_varfb_instance_decl to be able to find variables and FB when only given an identifier.
Mario de Sousa <msousa@fe.up.pt>
parents: 417
diff changeset
  1082
 *       in extensible_param_count the number of parameters being passed to the extensible parameter.
866eb35e4e14 Fix search_varfb_instance_decl to be able to find variables and FB when only given an identifier.
Mario de Sousa <msousa@fe.up.pt>
parents: 417
diff changeset
  1083
 */
866eb35e4e14 Fix search_varfb_instance_decl to be able to find variables and FB when only given an identifier.
Mario de Sousa <msousa@fe.up.pt>
parents: 417
diff changeset
  1084
SYM_REF3(function_invocation_c, function_name, formal_param_list, nonformal_param_list, symbol_c *called_function_declaration; int extensible_param_count; std::vector <symbol_c *> candidate_functions;)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1085
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1086
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1087
/********************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1088
/* B 3.2 Statements */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1089
/********************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1090
SYM_LIST(statement_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1091
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1092
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1093
/*********************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1094
/* B 3.2.1 Assignment Statements */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1095
/*********************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1096
SYM_REF2(assignment_statement_c, l_exp, r_exp)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1097
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1098
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1099
/*****************************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1100
/* B 3.2.2 Subprogram Control Statements */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1101
/*****************************************/
143
73372bdeeffb Adding support for EN/ENO parameters in bison rules
lbessard
parents: 118
diff changeset
  1102
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1103
/*  RETURN */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1104
SYM_REF0(return_statement_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1105
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1106
/* fb_name '(' [param_assignment_list] ')' */
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
  1107
/*    formal_param_list -> may be NULL ! */
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 194
diff changeset
  1108
/* nonformal_param_list -> may be NULL ! */
439
cf7d6862033d Add semantic verification of FB calls in IL (not yet complete - missing printing of errors!)
Mario de Sousa <msousa@fe.up.pt>
parents: 438
diff changeset
  1109
/* NOTE: The parameter 'called_fb_declaration'is used to pass data between stage 3 and stage4 (although currently it is not used in stage 4 */
424
43d73e28eca8 Continue checking data type compatibility inside expressions used to pass paramters to invalid function/FB calls
Mario de Sousa <msousa@fe.up.pt>
parents: 421
diff changeset
  1110
SYM_REF3(fb_invocation_c, fb_name, formal_param_list, nonformal_param_list, symbol_c *called_fb_declaration;)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1111
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1112
/* helper symbol for fb_invocation */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1113
/* param_assignment_list ',' param_assignment */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1114
SYM_LIST(param_assignment_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1115
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1116
/*  variable_name ASSIGN expression */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1117
SYM_REF2(input_variable_param_assignment_c, variable_name, expression)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1118
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1119
/* [NOT] variable_name '=>' variable */
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
  1120
SYM_REF3(output_variable_param_assignment_c, not_param, variable_name, variable)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1121
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1122
/* helper CLASS for output_variable_param_assignment */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1123
SYM_REF0(not_paramassign_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1124
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1125
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1126
/********************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1127
/* B 3.2.3 Selection Statements */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1128
/********************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1129
/* IF expression THEN statement_list elseif_statement_list ELSE statement_list END_IF */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1130
SYM_REF4(if_statement_c, expression, statement_list, elseif_statement_list, else_statement_list)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1131
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1132
/* helper symbol for if_statement */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1133
SYM_LIST(elseif_statement_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1134
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1135
/* helper symbol for elseif_statement_list */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1136
/* ELSIF expression THEN statement_list    */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1137
SYM_REF2(elseif_statement_c, expression, statement_list)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1138
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1139
/* CASE expression OF case_element_list ELSE statement_list END_CASE */
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
  1140
SYM_REF3(case_statement_c, expression, case_element_list, statement_list)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1141
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1142
/* helper symbol for case_statement */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1143
SYM_LIST(case_element_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1144
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1145
/*  case_list ':' statement_list */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1146
SYM_REF2(case_element_c, case_list, statement_list)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1147
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1148
SYM_LIST(case_list_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1149
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1150
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1151
/********************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1152
/* B 3.2.4 Iteration Statements */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1153
/********************************/
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1154
/*  FOR control_variable ASSIGN expression TO expression [BY expression] DO statement_list END_FOR */
69
41cb5b80416e Adding basic error checking.
mario
parents: 32
diff changeset
  1155
SYM_REF5(for_statement_c, control_variable, beg_expression, end_expression, by_expression, statement_list)
0
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1156
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1157
/*  WHILE expression DO statement_list END_WHILE */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1158
SYM_REF2(while_statement_c, expression, statement_list)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1159
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1160
/*  REPEAT statement_list UNTIL expression END_REPEAT */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1161
SYM_REF2(repeat_statement_c, statement_list, expression)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1162
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1163
/*  EXIT */
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1164
SYM_REF0(exit_statement_c)
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1165
fb772792efd1 Initial commit. Last MatPLC CVS with some makefile inclusion removed in order to compile fine out of MatPLC.
etisserant
parents:
diff changeset
  1166