stage4/generate_c/generate_c.cc
author Laurent Bessard
Thu, 15 Nov 2012 22:28:53 +0100
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parent 636 dd57e63bdc3d
child 793 268bf4ca5fa1
permissions -rw-r--r--
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/*
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 *  matiec - a compiler for the programming languages defined in IEC 61131-3
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 *
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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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#include <string>
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#include <iostream>
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#include <sstream>
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#include <typeinfo>
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#include <list>
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#include <map>
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#include <sstream>
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#include <strings.h>
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#include "../../util/symtable.hh"
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#include "../../util/dsymtable.hh"
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#include "../../absyntax/visitor.hh"
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#include "../../absyntax_utils/absyntax_utils.hh"
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#include "../../main.hh" // required for ERROR() and ERROR_MSG() macros.
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#include "../stage4.hh"
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//#define DEBUG
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#ifdef DEBUG
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#define TRACE(classname) printf("\n____%s____\n",classname);
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#else
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#define TRACE(classname)
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#endif
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#define STAGE4_ERROR(symbol1, symbol2, ...) {stage4err("while generating C code", symbol1, symbol2, __VA_ARGS__); exit(EXIT_FAILURE);}
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/* Macros to access the constant value of each expression (if it exists) from the annotation introduced to the symbol_c object by constant_folding_c in stage3! */
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#define VALID_CVALUE(dtype, symbol)           (symbol_c::cs_const_value == (symbol)->const_value._##dtype.status)
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#define GET_CVALUE(dtype, symbol)             ((symbol)->const_value._##dtype.value) 
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/***********************************************************************/
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/* Unlike Programs and Configurations which get mapped onto C++ classes,
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 * Function Blocks are mapped onto a C structure containing the variables, and
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 * a C function containing the code in the FB's body. This is to allow direct allocation
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 * of a FB variable (which is really an instance of the C data structure) to
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 * a member of a union variable (note that classes with constructors cannot
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 * be mebers of a union), which is done in IL when loading a FB onto IL's
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 * default variable.
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 *
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 * So as not to clash the names of the C data structure and the C function,
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 * the C structure is given a name identical to that of the FB name, whereas
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 * the name of the function is the FB name with a constant string appended.
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 * The value of that constant string which is appended is defined in the following
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 * constant.
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 * In order not to clash with any variable in the IL and ST source codem the
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 * following constant should contain a double underscore, which is not allowed
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 * in IL and ST.
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 *
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 * e.g.:  FUNTION_BLOCK TEST
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 * is mapped onto a TEST data structure, and a TEST_body__ function.
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 */
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#define FB_FUNCTION_SUFFIX "_body__"
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/* Idem as body, but for initializer FB function */
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#define FB_INIT_SUFFIX "_init__"
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/* Idem as body, but for run CONFIG and RESOURCE function */
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#define FB_RUN_SUFFIX "_run__"
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/* The FB body function is passed as the only parameter a pointer to the FB data
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 * structure instance. The name of this parameter is given by the following constant.
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 * In order not to clash with any variable in the IL and ST source codem the
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 * following constant should contain a double underscore, which is not allowed
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 * in IL and ST.
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 *
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 * e.g.: the body of FUNTION_BLOCK TEST
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 * is mapped onto the C function
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 *  TEST_body__(TEST *data__)
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 */
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#define FB_FUNCTION_PARAM "data__"
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#define SFC_STEP_ACTION_PREFIX "__SFC_"
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/* Variable declaration symbol for accessor macros */
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#define DECLARE_VAR "__DECLARE_VAR"
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#define DECLARE_GLOBAL "__DECLARE_GLOBAL"
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#define DECLARE_GLOBAL_FB "__DECLARE_GLOBAL_FB"
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#define DECLARE_GLOBAL_LOCATION "__DECLARE_GLOBAL_LOCATION"
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#define DECLARE_GLOBAL_LOCATED "__DECLARE_GLOBAL_LOCATED"
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#define DECLARE_EXTERNAL "__DECLARE_EXTERNAL"
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#define DECLARE_EXTERNAL_FB "__DECLARE_EXTERNAL_FB"
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#define DECLARE_LOCATED "__DECLARE_LOCATED"
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#define DECLARE_GLOBAL_PROTOTYPE "__DECLARE_GLOBAL_PROTOTYPE"
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/* Variable declaration symbol for accessor macros */
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#define INIT_VAR "__INIT_VAR"
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#define INIT_GLOBAL "__INIT_GLOBAL"
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#define INIT_GLOBAL_FB "__INIT_GLOBAL_FB"
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#define INIT_GLOBAL_LOCATED "__INIT_GLOBAL_LOCATED"
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#define INIT_EXTERNAL "__INIT_EXTERNAL"
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#define INIT_EXTERNAL_FB "__INIT_EXTERNAL_FB"
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#define INIT_LOCATED "__INIT_LOCATED"
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#define INIT_LOCATED_VALUE "__INIT_LOCATED_VALUE"
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/* Variable getter symbol for accessor macros */
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#define GET_VAR "__GET_VAR"
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#define GET_EXTERNAL "__GET_EXTERNAL"
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#define GET_EXTERNAL_FB "__GET_EXTERNAL_FB"
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#define GET_LOCATED "__GET_LOCATED"
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#define GET_VAR_BY_REF "__GET_VAR_BY_REF"
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#define GET_EXTERNAL_BY_REF "__GET_EXTERNAL_BY_REF"
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#define GET_EXTERNAL_FB_BY_REF "__GET_EXTERNAL_FB_BY_REF"
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#define GET_LOCATED_BY_REF "__GET_LOCATED_BY_REF"
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/* Variable setter symbol for accessor macros */
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#define SET_VAR "__SET_VAR"
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#define SET_EXTERNAL "__SET_EXTERNAL"
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#define SET_EXTERNAL_FB "__SET_EXTERNAL_FB"
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#define SET_LOCATED "__SET_LOCATED"
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/* Variable initial value symbol for accessor macros */
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#define INITIAL_VALUE "__INITIAL_VALUE"
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/* Generate a name for a temporary variable.
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 * Each new name generated is appended a different number,
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 * starting off from 0.
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 * After calling reset(), the names will start off again from 0.
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 */
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#define VAR_LEADER "__"
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#define TEMP_VAR VAR_LEADER "TMP_"
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#define SOURCE_VAR VAR_LEADER "SRC_"
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/* please see the comment before the RET_operator_c visitor for details... */
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#define END_LABEL VAR_LEADER "end"
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/***********************************************************************/
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/***********************************************************************/
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/***********************************************************************/
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/***********************************************************************/
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#include "generate_c_base.cc"
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#include "generate_c_typedecl.cc"
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#include "generate_c_sfcdecl.cc"
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#include "generate_c_vardecl.cc"
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#include "generate_c_configbody.cc"
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#include "generate_location_list.cc"
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#include "generate_var_list.cc"
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/***********************************************************************/
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/***********************************************************************/
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/***********************************************************************/
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/***********************************************************************/
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350
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#include "generate_c.hh"
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/***********************************************************************/
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/***********************************************************************/
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/***********************************************************************/
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/***********************************************************************/
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/* A helper class that prints out the identifiers for function calls to overloaded functions */
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/* Given a function declaration of the function being called, it 
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 * will simply print out the returned data type,
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 * followed by the data types of all input, output, and in_out parameters.
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 *   for e.g.; 
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 *     SIN( REAL) : REAL      -> prints out ->  REAL__REAL
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 *     LEN( STRING) : INT     -> prints out ->  INT__STRING
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 *     MUL(TIME, INT) : TIME  -> prints out ->  TIME__TIME__INT
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 */
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class print_function_parameter_data_types_c: public generate_c_base_c {
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  private:
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    symbol_c *current_type;
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    bool_type_name_c tmp_bool;
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    void print_list(symbol_c *var_list, symbol_c *data_type) { 
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      if (data_type != NULL) {
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        /* print out the data type once for every variable! */
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        list_c *list = dynamic_cast<list_c *>(var_list);
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        if (list == NULL) ERROR;  
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        for (int i=0; i < list->n; i++) {
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          s4o.print("__");
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          data_type->accept(*this);
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        }  
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      }
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    }
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  public:
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    print_function_parameter_data_types_c(stage4out_c *s4o_ptr): 
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      generate_c_base_c(s4o_ptr)
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      {current_type = NULL;}
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    /**************************************/
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    /* B.1.5 - Program organization units */
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    /**************************************/
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    /***********************/
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    /* B 1.5.1 - Functions */
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    /***********************/
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    /*   FUNCTION derived_function_name ':' elementary_type_name io_OR_function_var_declarations_list function_body END_FUNCTION */
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    /* | FUNCTION derived_function_name ':' derived_type_name io_OR_function_var_declarations_list function_body END_FUNCTION */
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    void *visit(function_declaration_c *symbol) {
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      symbol->type_name->accept(*this); /* return type */
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      symbol->var_declarations_list->accept(*this);
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      return NULL;
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    }
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    /* already handled by iterator base class (note that generate_c_base_c inherits from iterator_c) */
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    //void *visit(var_declarations_list_c *symbol) {// iterate through list}
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    /* already handled by iterator base class (note that generate_c_base_c inherits from iterator_c) */
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    //void *visit(input_declarations_c *symbol) {// iterate through list}
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    /* already handled by iterator base class (note that generate_c_base_c inherits from iterator_c) */
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    //void *visit(input_declaration_list_c *symbol) {// iterate through list}
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    void *visit(edge_declaration_c *symbol) {
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      current_type = &tmp_bool; 
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      symbol->var1_list->accept(*this);
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      current_type = NULL; 
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      return NULL;
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    }
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    /* We do NOT print out EN and ENO parameters! */
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    void *visit(en_param_declaration_c *symbol) {return NULL;}
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    /* already handled by iterator base class (note that generate_c_base_c inherits from iterator_c) */
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    //void *visit(output_declarations_c *symbol) {// iterate through list}    
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    /* already handled by iterator base class (note that generate_c_base_c inherits from iterator_c) */
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    //void *visit(var_init_decl_list_c *symbol) {// iterate through list}
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    void *visit(simple_spec_init_c *symbol) {
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      /* return the data type */
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      return symbol->simple_specification; 
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    }
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    /* currently we do not support data types defined in the declaration itself */
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    /* For now, sugest the user define a TYPE .. END_TYPE */
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    /* NOTE: although this class may also sometimes point to a previously_declared_subrange_type_name
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     * we don't need this for now, so it is easier to just skip it allocation
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     */
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    void *visit(subrange_spec_init_c *symbol) {return NULL;}
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    /* currently we do not support data types defined in the declaration itself */
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    /* For now, sugest the user define a TYPE .. END_TYPE */
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    /* NOTE: although this class may also sometimes point to a previously_declared_enumerated_type_name
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     * we don't need this for now, so it is easier to just skip it allocation
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     */
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    void *visit(enumerated_spec_init_c *symbol) {return NULL;}
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    /* currently we do not support data types defined in the declaration itself */
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    /* For now, sugest the user define a TYPE .. END_TYPE */
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    /* NOTE: although this class may also sometimes point to a previously_declared_array_type_name
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     * we don't need this for now, so it is easier to just skip it allocation
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     */
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    void *visit(array_var_init_decl_c *symbol) {return NULL;}
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    /* currently we do not support data types defined in the declaration itself */
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   286
    /* For now, sugest the user define a TYPE .. END_TYPE */
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    /* NOTE: although this class may also sometimes point to a previously_declared_structured_type_name
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     * we don't need this for now, so it is easier to just skip it allocation
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     */
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    void *visit(structured_var_init_decl_c *symbol) {return NULL;}
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   291
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    /* We do NOT print out EN and ENO parameters! */
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   293
    void *visit(eno_param_declaration_c *symbol) {return NULL;}
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   295
    /* already handled by iterator base class (note that generate_c_base_c inherits from iterator_c) */
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   296
    //void *visit(input_output_declarations_c *symbol) {// iterate through list}    
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   298
    /* already handled by iterator base class (note that generate_c_base_c inherits from iterator_c) */
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    //void *visit(var_declaration_list_c *symbol) {iterate through list}
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    void *visit(fb_name_decl_c *symbol) {
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      print_list(symbol->fb_name_list, symbol->function_block_type_name); 
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      return NULL;
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   304
    }
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   305
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    void *visit(var1_init_decl_c *symbol) {
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   307
      print_list(symbol->var1_list, (symbol_c *)symbol->spec_init->accept(*this));
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      return NULL;
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   309
    }
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   311
    /* currently we do not support data types defined in the declaration itself */
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   312
    /* For now, sugest the user define a TYPE .. END_TYPE */
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   313
    void *visit(array_var_declaration_c *symbol) {return NULL;}
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   314
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   315
    void *visit(structured_var_declaration_c *symbol) {
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   316
      current_type = symbol->structure_type_name; 
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   317
      symbol->var1_list->accept(*this);
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   318
      current_type = NULL; 
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   319
      return NULL;
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   320
    }
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   321
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   322
    /* currently we do not support data types defined in the declaration itself */
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diff changeset
   323
    /* For now, sugest the user define a TYPE .. END_TYPE */
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   324
    /* Note that this class is used for fixed length strings...
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   325
     *   STRING [ 42 ]
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   326
     */
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   327
    void *visit(single_byte_string_var_declaration_c *symbol) {return NULL;}
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diff changeset
   328
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diff changeset
   329
    /* currently we do not support data types defined in the declaration itself */
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diff changeset
   330
    /* For now, sugest the user define a TYPE .. END_TYPE */
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diff changeset
   331
    /* Note that this class is used for fixed length strings...
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   332
     *   WSTRING [ 42 ]
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diff changeset
   333
     */
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   334
    void *visit(double_byte_string_var_declaration_c *symbol) {return NULL;}
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   335
};
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diff changeset
   336
    
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   337
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   338
/***********************************************************************/
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   339
/***********************************************************************/
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   340
/***********************************************************************/
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   341
/***********************************************************************/
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   342
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   343
70
e1f0ebd2d9ec Change generate_cc to generate_c
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   344
#include "generate_c_st.cc"
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   345
#include "generate_c_il.cc"
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
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   346
#include "generate_c_inlinefcall.cc"
70
e1f0ebd2d9ec Change generate_cc to generate_c
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   347
e1f0ebd2d9ec Change generate_cc to generate_c
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   348
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
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parents:
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   349
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
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   350
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
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   351
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
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   352
e1f0ebd2d9ec Change generate_cc to generate_c
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   353
#define MILLISECOND 1000000
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   354
#define SECOND 1000 * MILLISECOND
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   355
594
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   356
unsigned long long calculate_time(symbol_c *symbol) {
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   357
  if (NULL == symbol) return 0;
70
e1f0ebd2d9ec Change generate_cc to generate_c
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diff changeset
   358
  
594
c8092e909886 Clean up code (remove parsing of integers in stage 4).
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   359
  interval_c *interval = dynamic_cast<interval_c *>(symbol);
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   360
  duration_c *duration = dynamic_cast<duration_c *>(symbol);
70
e1f0ebd2d9ec Change generate_cc to generate_c
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parents:
diff changeset
   361
  
632
76c3d707ffa1 Adding error message when task interval value is not supported
Laurent Bessard
parents: 631
diff changeset
   362
  if ((NULL == interval) && (NULL == duration))
631
1a4f5ce62962 Adding error message when task interval value is not supported
Laurent Bessard
parents: 625
diff changeset
   363
  	  {STAGE4_ERROR(symbol, symbol, "This type of interval value is not currently supported"); ERROR;}
594
c8092e909886 Clean up code (remove parsing of integers in stage 4).
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diff changeset
   364
c8092e909886 Clean up code (remove parsing of integers in stage 4).
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diff changeset
   365
  if (NULL != duration) {
70
e1f0ebd2d9ec Change generate_cc to generate_c
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diff changeset
   366
    /* SYM_REF2(duration_c, neg, interval) */
594
c8092e909886 Clean up code (remove parsing of integers in stage 4).
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diff changeset
   367
    if (duration->neg != NULL)
631
1a4f5ce62962 Adding error message when task interval value is not supported
Laurent Bessard
parents: 625
diff changeset
   368
      {STAGE4_ERROR(duration, duration, "Negative TIME literals for interval are not currently supported"); ERROR;}
594
c8092e909886 Clean up code (remove parsing of integers in stage 4).
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diff changeset
   369
    return calculate_time(duration->interval);
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diff changeset
   370
  }
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diff changeset
   371
c8092e909886 Clean up code (remove parsing of integers in stage 4).
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diff changeset
   372
  if (NULL != interval) {
547
dab341e80664 Fix parsing os TIME literals & rename the extract_integer() function.
mjsousa <msousa@fe.up.pt>
parents: 522
diff changeset
   373
    /* SYM_REF5(interval_c, days, hours, minutes, seconds, milliseconds) */
594
c8092e909886 Clean up code (remove parsing of integers in stage 4).
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diff changeset
   374
      unsigned long long int time_ull = 0; 
c8092e909886 Clean up code (remove parsing of integers in stage 4).
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diff changeset
   375
      long double            time_ld  = 0;
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diff changeset
   376
      /*
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   377
      const unsigned long long int MILLISECOND = 1000000;
c8092e909886 Clean up code (remove parsing of integers in stage 4).
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diff changeset
   378
      const unsigned long long int      SECOND = 1000 * MILLISECOND
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diff changeset
   379
      */
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diff changeset
   380
      
c8092e909886 Clean up code (remove parsing of integers in stage 4).
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diff changeset
   381
      if (NULL != interval->milliseconds) {
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Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   382
        if      (VALID_CVALUE( int64, interval->milliseconds) &&           GET_CVALUE( int64, interval->milliseconds) < 0) ERROR; // interval elements should always be positive!
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   383
        if      (VALID_CVALUE( int64, interval->milliseconds)) time_ull += GET_CVALUE( int64, interval->milliseconds) * MILLISECOND;
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   384
        else if (VALID_CVALUE(uint64, interval->milliseconds)) time_ull += GET_CVALUE(uint64, interval->milliseconds) * MILLISECOND;
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   385
        else if (VALID_CVALUE(real64, interval->milliseconds)) time_ld  += GET_CVALUE(real64, interval->milliseconds) * MILLISECOND;
c8092e909886 Clean up code (remove parsing of integers in stage 4).
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parents: 592
diff changeset
   386
        else ERROR; // if (NULL != interval->milliseconds) is true, then it must have a valid constant value!
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   387
      }
547
dab341e80664 Fix parsing os TIME literals & rename the extract_integer() function.
mjsousa <msousa@fe.up.pt>
parents: 522
diff changeset
   388
   
594
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
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diff changeset
   389
      if (NULL != interval->seconds     ) {
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   390
        if      (VALID_CVALUE( int64, interval->seconds     ) &&           GET_CVALUE( int64, interval->seconds     ) < 0) ERROR; // interval elements should always be positive!
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   391
        if      (VALID_CVALUE( int64, interval->seconds     )) time_ull += GET_CVALUE( int64, interval->seconds     ) * SECOND;
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   392
        else if (VALID_CVALUE(uint64, interval->seconds     )) time_ull += GET_CVALUE(uint64, interval->seconds     ) * SECOND;
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   393
        else if (VALID_CVALUE(real64, interval->seconds     )) time_ld  += GET_CVALUE(real64, interval->seconds     ) * SECOND;
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   394
        else ERROR; // if (NULL != interval->seconds) is true, then it must have a valid constant value!
c8092e909886 Clean up code (remove parsing of integers in stage 4).
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parents: 592
diff changeset
   395
      }
c8092e909886 Clean up code (remove parsing of integers in stage 4).
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diff changeset
   396
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   397
      if (NULL != interval->minutes     ) {
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   398
        if      (VALID_CVALUE( int64, interval->minutes     ) &&           GET_CVALUE( int64, interval->minutes     ) < 0) ERROR; // interval elements should always be positive!
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   399
        if      (VALID_CVALUE( int64, interval->minutes     )) time_ull += GET_CVALUE( int64, interval->minutes     ) * SECOND * 60;
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   400
        else if (VALID_CVALUE(uint64, interval->minutes     )) time_ull += GET_CVALUE(uint64, interval->minutes     ) * SECOND * 60;
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   401
        else if (VALID_CVALUE(real64, interval->minutes     )) time_ld  += GET_CVALUE(real64, interval->minutes     ) * SECOND * 60;
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   402
        else ERROR; // if (NULL != interval->minutes) is true, then it must have a valid constant value!
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   403
      }
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   404
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   405
      if (NULL != interval->hours       ) {
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   406
        if      (VALID_CVALUE( int64, interval->hours       ) &&           GET_CVALUE( int64, interval->hours       ) < 0) ERROR; // interval elements should always be positive!
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   407
        if      (VALID_CVALUE( int64, interval->hours       )) time_ull += GET_CVALUE( int64, interval->hours       ) * SECOND * 60 * 60;
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   408
        else if (VALID_CVALUE(uint64, interval->hours       )) time_ull += GET_CVALUE(uint64, interval->hours       ) * SECOND * 60 * 60;
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   409
        else if (VALID_CVALUE(real64, interval->hours       )) time_ld  += GET_CVALUE(real64, interval->hours       ) * SECOND * 60 * 60;
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   410
        else ERROR; // if (NULL != interval->hours) is true, then it must have a valid constant value!
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   411
      }
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   412
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   413
      if (NULL != interval->days        ) {
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   414
        if      (VALID_CVALUE( int64, interval->days        ) &&           GET_CVALUE( int64, interval->days        ) < 0) ERROR; // interval elements should always be positive!
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   415
        if      (VALID_CVALUE( int64, interval->days        )) time_ull += GET_CVALUE( int64, interval->days        ) * SECOND * 60 * 60 * 24;
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   416
        else if (VALID_CVALUE(uint64, interval->days        )) time_ull += GET_CVALUE(uint64, interval->days        ) * SECOND * 60 * 60 * 24;
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   417
        else if (VALID_CVALUE(real64, interval->days        )) time_ld  += GET_CVALUE(real64, interval->days        ) * SECOND * 60 * 60 * 24;
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   418
        else ERROR; // if (NULL != interval->days) is true, then it must have a valid constant value!
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   419
      }
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   420
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   421
      time_ull += time_ld;
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   422
      return time_ull;
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   423
  };
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   424
  ERROR; // should never reach this point!
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   425
  return 0; // humour the compiler!
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   426
};
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   427
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   428
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   429
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   430
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   431
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   432
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   433
class calculate_common_ticktime_c: public iterator_visitor_c {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   434
  private:
210
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   435
    unsigned long long common_ticktime;
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   436
    unsigned long long least_common_ticktime;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   437
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   438
  public:
210
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   439
    calculate_common_ticktime_c(void){
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   440
      common_ticktime = 0;
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   441
      least_common_ticktime = 0;
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   442
    }
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   443
    
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   444
    unsigned long long euclide(unsigned long long a, unsigned long long b) {
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   445
      unsigned long long c = a % b;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   446
      if (c == 0)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   447
        return b;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   448
      else
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   449
        return euclide(b, c);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   450
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   451
    
210
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   452
    void update_ticktime(unsigned long long time) {
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   453
      if (common_ticktime == 0)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   454
        common_ticktime = time;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   455
      else if (time > common_ticktime)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   456
        common_ticktime = euclide(time, common_ticktime);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   457
      else
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   458
        common_ticktime = euclide(common_ticktime, time);
210
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   459
      if (least_common_ticktime == 0)
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   460
        least_common_ticktime = time;
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   461
      else
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   462
        least_common_ticktime = (least_common_ticktime * time) / common_ticktime;
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   463
    }
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   464
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   465
    unsigned long long get_common_ticktime(void) {
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   466
      return common_ticktime;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   467
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   468
210
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   469
    unsigned long get_greatest_tick_count(void) {
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   470
      unsigned long long least_common_tick = least_common_ticktime / common_ticktime;
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   471
      if (least_common_tick >> 32)
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   472
        ERROR;
237
cece842c7417 Adding support for using arrays in POU interface
laurent
parents: 234
diff changeset
   473
      return (unsigned long)(~(((unsigned long)-1) % (unsigned long)least_common_tick) + 1);
210
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   474
    }
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   475
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   476
/*  TASK task_name task_initialization */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   477
//SYM_REF2(task_configuration_c, task_name, task_initialization)  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   478
    void *visit(task_initialization_c *symbol) {
594
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   479
      unsigned long long time = calculate_time(symbol->interval_data_source);
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   480
      if (time < 0)  ERROR;
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   481
      else           update_ticktime(time);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   482
      return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   483
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   484
};    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   485
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   486
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   487
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   488
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   489
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   490
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   491
/* A helper class that knows how to generate code for the SFC, IL and ST languages... */
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   492
class generate_c_SFC_IL_ST_c: public null_visitor_c {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   493
  private:
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   494
    stage4out_c *s4o_ptr;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   495
    symbol_c *scope;
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   496
    symbol_c *fbname;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   497
    const char *variable_prefix;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   498
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   499
  public:
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   500
    generate_c_SFC_IL_ST_c(stage4out_c *s4o_ptr, symbol_c *name, symbol_c *scope, const char *variable_prefix = NULL);
267
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   501
    
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   502
    /********************/
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   503
    /* 2.1.6 - Pragmas  */
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   504
    /********************/
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   505
    void *visit(enable_code_generation_pragma_c * symbol)   {s4o_ptr->enable_output();  return NULL;}
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   506
    void *visit(disable_code_generation_pragma_c * symbol)  {s4o_ptr->disable_output(); return NULL;} 
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   507
    
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   508
    /*********************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   509
    /* B.1.6  Sequential function chart elements */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   510
    /*********************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   511
    /*| sequential_function_chart sfc_network*/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   512
    void *visit(sequential_function_chart_c * symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   513
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   514
    /****************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   515
    /* B.2 - Language IL (Instruction List) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   516
    /****************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   517
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   518
    /***********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   519
    /* B 2.1 Instructions and Operands */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   520
    /***********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   521
    /*| instruction_list il_instruction */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   522
    void *visit(instruction_list_c *symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   523
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   524
    /* Remainder implemented in generate_c_il_c... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   525
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   526
    /***************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   527
    /* B.3 - Language ST (Structured Text) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   528
    /***************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   529
    /***********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   530
    /* B 3.1 - Expressions */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   531
    /***********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   532
    /* Implemented in generate_c_st_c */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   533
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   534
    /********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   535
    /* B 3.2 Statements */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   536
    /********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   537
    void *visit(statement_list_c *symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   538
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   539
/* Remainder implemented in generate_c_st_c... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   540
};
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   541
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   542
#include "generate_c_sfc.cc"
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   543
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   544
generate_c_SFC_IL_ST_c::generate_c_SFC_IL_ST_c(stage4out_c *s4o_ptr, symbol_c *name, symbol_c *scope, const char *variable_prefix) {
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   545
  if (NULL == scope) ERROR;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   546
  this->s4o_ptr = s4o_ptr;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   547
  this->scope = scope;
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   548
  this->fbname = name;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   549
  this->variable_prefix = variable_prefix;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   550
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   551
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   552
void *generate_c_SFC_IL_ST_c::visit(sequential_function_chart_c * symbol) {
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   553
  generate_c_sfc_c generate_c_sfc(s4o_ptr, fbname, scope, variable_prefix);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   554
  generate_c_sfc.generate(symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   555
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   556
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   557
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   558
void *generate_c_SFC_IL_ST_c::visit(instruction_list_c *symbol) {
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   559
  generate_c_il_c generate_c_il(s4o_ptr, fbname, scope, variable_prefix);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   560
  generate_c_il.generate(symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   561
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   562
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   563
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   564
void *generate_c_SFC_IL_ST_c::visit(statement_list_c *symbol) {
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   565
  generate_c_st_c generate_c_st(s4o_ptr, fbname, scope, variable_prefix);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   566
  generate_c_st.generate(symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   567
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   568
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   569
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   570
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   571
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   572
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   573
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   574
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   575
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   576
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   577
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   578
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   579
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   580
class generate_c_datatypes_c: public generate_c_typedecl_c {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   581
  public:
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   582
    typedef enum {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   583
      none_im,
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   584
      arrayname_im,
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   585
      arraydeclaration_im,
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   586
    } inlinearray_mode_t;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   587
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   588
  private:
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   589
    stage4out_c *s4o_ptr;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   590
    std::map<std::string, int> inline_array_defined;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   591
    std::string current_array_name;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   592
    inlinearray_mode_t current_mode;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   593
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   594
  public:
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   595
    generate_c_datatypes_c(stage4out_c *s4o_ptr, stage4out_c *s4o_incl_ptr)
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   596
      : generate_c_typedecl_c(s4o_ptr, s4o_incl_ptr) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   597
      generate_c_datatypes_c::s4o_ptr = s4o_ptr;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   598
      current_mode = none_im;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   599
    };
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   600
    virtual ~generate_c_datatypes_c(void) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   601
      while (!inline_array_defined.empty()) {
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   602
        inline_array_defined.erase(inline_array_defined.begin());
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   603
      }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   604
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   605
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   606
    /*************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   607
    /* B.1 - Common elements */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   608
    /*************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   609
    /*******************************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   610
    /* B 1.1 - Letters, digits and identifiers */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   611
    /*******************************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   612
    void *visit(identifier_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   613
      switch (current_mode) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   614
        case arrayname_im:
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   615
          current_array_name += symbol->value;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   616
          break;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   617
        case arraydeclaration_im:
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   618
          s4o_incl.print(symbol->value);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   619
          break;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   620
        default:
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   621
          return generate_c_base_c::visit(symbol);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   622
          break;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   623
      }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   624
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   625
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   626
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   627
    /**********************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   628
    /* B.1.3 - Data types */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   629
    /**********************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   630
    /***********************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   631
    /* B 1.3.1 - Elementary Data Types */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   632
    /***********************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   633
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   634
    #define HANDLE_ELEMENTARY_DATA_TYPE(datatype_symbol, datatype_name)\
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   635
    void *visit(datatype_symbol *symbol) {\
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   636
      switch (current_mode) {\
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   637
        case arrayname_im:\
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   638
          current_array_name += datatype_name;\
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   639
          break;\
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   640
        case arraydeclaration_im:\
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   641
          s4o_incl.print(datatype_name);\
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   642
          break;\
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   643
        default:\
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   644
          return generate_c_base_c::visit(symbol);\
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   645
          break;\
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   646
      }\
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   647
      return NULL;\
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   648
    }
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   649
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   650
    HANDLE_ELEMENTARY_DATA_TYPE(time_type_name_c, "TIME")
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   651
    HANDLE_ELEMENTARY_DATA_TYPE(bool_type_name_c, "BOOL")
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   652
    HANDLE_ELEMENTARY_DATA_TYPE(sint_type_name_c, "SINT")
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   653
    HANDLE_ELEMENTARY_DATA_TYPE(int_type_name_c, "INT")
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   654
    HANDLE_ELEMENTARY_DATA_TYPE(dint_type_name_c, "DINT")
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   655
    HANDLE_ELEMENTARY_DATA_TYPE(lint_type_name_c, "LINT")
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   656
    HANDLE_ELEMENTARY_DATA_TYPE(usint_type_name_c, "USINT")
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   657
    HANDLE_ELEMENTARY_DATA_TYPE(uint_type_name_c, "UINT")
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   658
    HANDLE_ELEMENTARY_DATA_TYPE(udint_type_name_c, "UDINT")
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   659
    HANDLE_ELEMENTARY_DATA_TYPE(ulint_type_name_c, "ULINT")
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   660
    HANDLE_ELEMENTARY_DATA_TYPE(real_type_name_c, "REAL")
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   661
    HANDLE_ELEMENTARY_DATA_TYPE(lreal_type_name_c, "LREAL")
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   662
    HANDLE_ELEMENTARY_DATA_TYPE(date_type_name_c, "DATE")
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   663
    HANDLE_ELEMENTARY_DATA_TYPE(tod_type_name_c, "TOD")
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   664
    HANDLE_ELEMENTARY_DATA_TYPE(dt_type_name_c, "DT")
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   665
    HANDLE_ELEMENTARY_DATA_TYPE(byte_type_name_c, "BYTE")
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   666
    HANDLE_ELEMENTARY_DATA_TYPE(word_type_name_c, "WORD")
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   667
    HANDLE_ELEMENTARY_DATA_TYPE(dword_type_name_c, "DWORD")
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   668
    HANDLE_ELEMENTARY_DATA_TYPE(lword_type_name_c, "LWORD")
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   669
    HANDLE_ELEMENTARY_DATA_TYPE(string_type_name_c, "STRING")
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   670
    HANDLE_ELEMENTARY_DATA_TYPE(wstring_type_name_c, "WSTRING")
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   671
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   672
    HANDLE_ELEMENTARY_DATA_TYPE(safetime_type_name_c, "TIME")
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   673
    HANDLE_ELEMENTARY_DATA_TYPE(safebool_type_name_c, "BOOL")
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   674
    HANDLE_ELEMENTARY_DATA_TYPE(safesint_type_name_c, "SINT")
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   675
    HANDLE_ELEMENTARY_DATA_TYPE(safeint_type_name_c, "INT")
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   676
    HANDLE_ELEMENTARY_DATA_TYPE(safedint_type_name_c, "DINT")
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   677
    HANDLE_ELEMENTARY_DATA_TYPE(safelint_type_name_c, "LINT")
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   678
    HANDLE_ELEMENTARY_DATA_TYPE(safeusint_type_name_c, "USINT")
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   679
    HANDLE_ELEMENTARY_DATA_TYPE(safeuint_type_name_c, "UINT")
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   680
    HANDLE_ELEMENTARY_DATA_TYPE(safeudint_type_name_c, "UDINT")
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   681
    HANDLE_ELEMENTARY_DATA_TYPE(safeulint_type_name_c, "ULINT")
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   682
    HANDLE_ELEMENTARY_DATA_TYPE(safereal_type_name_c, "REAL")
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   683
    HANDLE_ELEMENTARY_DATA_TYPE(safelreal_type_name_c, "LREAL")
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   684
    HANDLE_ELEMENTARY_DATA_TYPE(safedate_type_name_c, "DATE")
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   685
    HANDLE_ELEMENTARY_DATA_TYPE(safetod_type_name_c, "TOD")
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   686
    HANDLE_ELEMENTARY_DATA_TYPE(safedt_type_name_c, "DT")
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   687
    HANDLE_ELEMENTARY_DATA_TYPE(safebyte_type_name_c, "BYTE")
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   688
    HANDLE_ELEMENTARY_DATA_TYPE(safeword_type_name_c, "WORD")
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   689
    HANDLE_ELEMENTARY_DATA_TYPE(safedword_type_name_c, "DWORD")
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   690
    HANDLE_ELEMENTARY_DATA_TYPE(safelword_type_name_c, "LWORD")
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   691
    HANDLE_ELEMENTARY_DATA_TYPE(safestring_type_name_c, "STRING")
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   692
    HANDLE_ELEMENTARY_DATA_TYPE(safewstring_type_name_c, "WSTRING")
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   693
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   694
    /***********************************/
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   695
    /* B 1.3.2 - Generic Data Types    */
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   696
    /***********************************/
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   697
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   698
    /*  structure_type_name ':' structure_specification */
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   699
    //SYM_REF2(structure_type_declaration_c, structure_type_name, structure_specification)
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   700
    void *visit(structure_type_declaration_c *symbol) {
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   701
      current_mode = arraydeclaration_im;
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   702
      symbol->structure_specification->accept(*this);
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   703
      current_mode = arrayname_im;
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   704
      generate_c_typedecl_c::visit(symbol);
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   705
      current_mode = none_im;
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   706
      return NULL;
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   707
    }
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   708
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   709
    /* helper symbol for structure_declaration */
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   710
    /* structure_declaration:  STRUCT structure_element_declaration_list END_STRUCT */
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   711
    /* structure_element_declaration_list structure_element_declaration ';' */
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   712
    //SYM_LIST(structure_element_declaration_list_c)
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   713
    void *visit(structure_element_declaration_list_c *symbol) {
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   714
      switch (current_mode) {
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   715
        case arraydeclaration_im:
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   716
          iterator_visitor_c::visit(symbol);
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   717
          break;
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   718
        default:
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   719
          generate_c_typedecl_c::visit(symbol);
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   720
          break;
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   721
      }
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   722
      return NULL;
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   723
    }
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   724
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   725
    /*  structure_element_name ':' spec_init */
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   726
    //SYM_REF2(structure_element_declaration_c, structure_element_name, spec_init)
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   727
    void *visit(structure_element_declaration_c *symbol) {
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   728
      switch (current_mode) {
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   729
        case arraydeclaration_im:
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   730
          {
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   731
            array_spec_init_c *spec_init = dynamic_cast<array_spec_init_c*>(symbol->spec_init);
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   732
            if (spec_init != NULL) {
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   733
              symbol->spec_init->accept(*this);
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   734
            }
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   735
          }
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   736
          break;
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   737
        default:
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   738
          generate_c_typedecl_c::visit(symbol);
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   739
          break;
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   740
      }
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   741
      return NULL;
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   742
    }
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   743
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   744
    /******************************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   745
    /* B 1.4.3 - Declaration & Initialization */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   746
    /******************************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   747
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   748
    void *visit(input_declarations_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   749
      symbol->input_declaration_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   750
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   751
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   752
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   753
    void *visit(edge_declaration_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   754
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   755
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   756
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   757
    void *visit(en_param_declaration_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   758
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   759
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   760
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   761
    void *visit(eno_param_declaration_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   762
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   763
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   764
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   765
    void *visit(var1_init_decl_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   766
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   767
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   768
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   769
    /*  var1_list ':' array_spec_init */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   770
    // SYM_REF2(array_var_init_decl_c, var1_list, array_spec_init)
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   771
    void *visit(array_var_init_decl_c *symbol) {
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   772
      current_mode = arraydeclaration_im;
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   773
      symbol->array_spec_init->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   774
      current_mode = none_im;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   775
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   776
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   777
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   778
    /* array_specification [ASSIGN array_initialization] */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   779
    /* array_initialization may be NULL ! */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   780
    void *visit(array_spec_init_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   781
      switch (current_mode) {
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   782
        case arraydeclaration_im:
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   783
        case arrayname_im:
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   784
          {
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   785
            array_specification_c *specification = dynamic_cast<array_specification_c*>(symbol->array_specification);
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   786
            if (specification != NULL)
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   787
              symbol->array_specification->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   788
          }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   789
          break;
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   790
        default:
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   791
          return generate_c_typedecl_c::visit(symbol);
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   792
          break;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   793
      }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   794
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   795
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   796
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   797
    /* ARRAY '[' array_subrange_list ']' OF non_generic_type_name */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   798
    void *visit(array_specification_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   799
      switch (current_mode) {
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   800
        case arraydeclaration_im:
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   801
          {
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   802
            current_mode = arrayname_im;
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   803
            std::map<std::string,int>::iterator definition;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   804
            current_array_name = "__";
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   805
            symbol->non_generic_type_name->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   806
            symbol->array_subrange_list->accept(*this);
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   807
            current_mode = arraydeclaration_im;
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   808
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   809
            definition = inline_array_defined.find(current_array_name);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   810
            if (definition == inline_array_defined.end()) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   811
              s4o_incl.print("__DECLARE_ARRAY_TYPE(");
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   812
              s4o_incl.print(current_array_name);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   813
              s4o_incl.print(",");
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   814
              symbol->non_generic_type_name->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   815
              s4o_incl.print(",");
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   816
              symbol->array_subrange_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   817
              s4o_incl.print(")\n\n");
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   818
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   819
              inline_array_defined[current_array_name] = 0;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   820
            }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   821
          }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   822
          break;
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   823
        case arrayname_im:
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   824
          {
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   825
              std::map<std::string,int>::iterator definition;
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   826
              current_array_name = "__";
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   827
              symbol->non_generic_type_name->accept(*this);
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   828
              symbol->array_subrange_list->accept(*this);
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   829
              s4o_incl.print(current_array_name);
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   830
          }
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   831
          break;
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   832
        default:
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   833
          return generate_c_typedecl_c::visit(symbol);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   834
          break;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   835
      }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   836
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   837
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   838
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   839
    /*  signed_integer DOTDOT signed_integer */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   840
    //SYM_REF2(subrange_c, lower_limit, upper_limit)
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   841
    void *visit(subrange_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   842
      switch (current_mode) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   843
        case arrayname_im:
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   844
          current_array_name += "_";
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   845
          {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   846
            std::stringstream ss;
592
99a284cec1f2 Add 'dimension' parameter to subrange_c, fill it correctly, and use it.
Mario de Sousa <msousa@fe.up.pt>
parents: 587
diff changeset
   847
            ss << symbol->dimension;
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   848
            current_array_name += ss.str();
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   849
          }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   850
          break;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   851
        case arraydeclaration_im:
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   852
          s4o_incl.print("[");
594
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   853
          s4o_incl.print(symbol->dimension);
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   854
          s4o_incl.print("]");
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   855
        default:
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   856
          generate_c_typedecl_c::visit(symbol);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   857
          break;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   858
      }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   859
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   860
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   861
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   862
    /*  var1_list ':' initialized_structure */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   863
    // SYM_REF2(structured_var_init_decl_c, var1_list, initialized_structure)
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   864
    void *visit(structured_var_init_decl_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   865
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   866
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   867
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   868
    /* fb_name_list ':' function_block_type_name ASSIGN structure_initialization */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   869
    /* structure_initialization -> may be NULL ! */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   870
    void *visit(fb_name_decl_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   871
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   872
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   873
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   874
    /* VAR_OUTPUT [RETAIN | NON_RETAIN] var_init_decl_list END_VAR */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   875
    /* option -> may be NULL ! */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   876
    void *visit(output_declarations_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   877
      symbol->var_init_decl_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   878
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   879
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   880
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   881
    /*  VAR_IN_OUT var_declaration_list END_VAR */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   882
    void *visit(input_output_declarations_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   883
      symbol->var_declaration_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   884
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   885
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   886
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   887
    /*  var1_list ':' array_specification */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   888
    //SYM_REF2(array_var_declaration_c, var1_list, array_specification)
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   889
    void *visit(array_var_declaration_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   890
      array_specification_c *specification = dynamic_cast<array_specification_c*>(symbol->array_specification);
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   891
      if (specification != NULL) {
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   892
        current_mode = arraydeclaration_im;
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   893
        symbol->array_specification->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   894
        current_mode = none_im;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   895
      }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   896
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   897
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   898
624
c2546c6e0cfa Moving function to correct location (formating only).
Mario de Sousa <msousa@fe.up.pt>
parents: 623
diff changeset
   899
    /*  var1_list ':' structure_type_name */
c2546c6e0cfa Moving function to correct location (formating only).
Mario de Sousa <msousa@fe.up.pt>
parents: 623
diff changeset
   900
    //SYM_REF2(structured_var_declaration_c, var1_list, structure_type_name)
c2546c6e0cfa Moving function to correct location (formating only).
Mario de Sousa <msousa@fe.up.pt>
parents: 623
diff changeset
   901
    void *visit(structured_var_declaration_c *symbol) {
c2546c6e0cfa Moving function to correct location (formating only).
Mario de Sousa <msousa@fe.up.pt>
parents: 623
diff changeset
   902
      return NULL;
c2546c6e0cfa Moving function to correct location (formating only).
Mario de Sousa <msousa@fe.up.pt>
parents: 623
diff changeset
   903
    }
c2546c6e0cfa Moving function to correct location (formating only).
Mario de Sousa <msousa@fe.up.pt>
parents: 623
diff changeset
   904
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   905
    /* VAR [CONSTANT] var_init_decl_list END_VAR */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   906
    /* option -> may be NULL ! */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   907
    /* helper symbol for input_declarations */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   908
    void *visit(var_declarations_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   909
      symbol->var_init_decl_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   910
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   911
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   912
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   913
    /*  VAR RETAIN var_init_decl_list END_VAR */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   914
    void *visit(retentive_var_declarations_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   915
      symbol->var_init_decl_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   916
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   917
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   918
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   919
    /*  VAR [CONSTANT|RETAIN|NON_RETAIN] located_var_decl_list END_VAR */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   920
    /* option -> may be NULL ! */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   921
    //SYM_REF2(located_var_declarations_c, option, located_var_decl_list)
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   922
    void *visit(located_var_declarations_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   923
      symbol->located_var_decl_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   924
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   925
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   926
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   927
    /*  [variable_name] location ':' located_var_spec_init */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   928
    /* variable_name -> may be NULL ! */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   929
    //SYM_REF4(located_var_decl_c, variable_name, location, located_var_spec_init, unused)
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   930
    void *visit(located_var_decl_c *symbol) {
381
2fd934b91ffd Fix bug in code generation of directly declared array variables that generate wrong code when using located variables in a program POU
laurent
parents: 377
diff changeset
   931
      array_spec_init_c* array_spec_init = dynamic_cast<array_spec_init_c*>(symbol->located_var_spec_init);
2fd934b91ffd Fix bug in code generation of directly declared array variables that generate wrong code when using located variables in a program POU
laurent
parents: 377
diff changeset
   932
      if (array_spec_init != NULL) {
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   933
        current_mode = arraydeclaration_im;
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   934
        symbol->located_var_spec_init->accept(*this);
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   935
        current_mode = none_im;
381
2fd934b91ffd Fix bug in code generation of directly declared array variables that generate wrong code when using located variables in a program POU
laurent
parents: 377
diff changeset
   936
      }
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   937
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   938
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   939
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   940
    /*| VAR_EXTERNAL [CONSTANT] external_declaration_list END_VAR */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   941
    /* option -> may be NULL ! */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   942
    //SYM_REF2(external_var_declarations_c, option, external_declaration_list)
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   943
    void *visit(external_var_declarations_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   944
      symbol->external_declaration_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   945
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   946
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   947
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   948
    /*  global_var_name ':' (simple_specification|subrange_specification|enumerated_specification|array_specification|prev_declared_structure_type_name|function_block_type_name */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   949
    //SYM_REF2(external_declaration_c, global_var_name, specification)
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   950
    void *visit(external_declaration_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   951
      array_specification_c* array_specification = dynamic_cast<array_specification_c*>(symbol->specification);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   952
      if (array_specification != NULL) {
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   953
        current_mode = arraydeclaration_im;
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   954
        symbol->specification->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   955
        current_mode = none_im;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   956
      }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   957
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   958
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   959
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   960
    /*| VAR_GLOBAL [CONSTANT|RETAIN] global_var_decl_list END_VAR */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   961
    /* option -> may be NULL ! */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   962
    // SYM_REF2(global_var_declarations_c, option, global_var_decl_list)
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   963
    void *visit(global_var_declarations_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   964
      symbol->global_var_decl_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   965
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   966
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   967
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   968
    /*| global_var_spec ':' [located_var_spec_init|function_block_type_name] */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   969
    /* type_specification ->may be NULL ! */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   970
    // SYM_REF2(global_var_decl_c, global_var_spec, type_specification)
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   971
    void *visit(global_var_decl_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   972
      array_spec_init_c* array_spec_init = dynamic_cast<array_spec_init_c*>(symbol->type_specification);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   973
      if (array_spec_init != NULL) {
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   974
        current_mode = arraydeclaration_im;
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   975
        symbol->type_specification->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   976
        current_mode = none_im;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   977
      }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   978
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   979
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   980
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   981
    void *visit(function_var_decls_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   982
      symbol->decl_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   983
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   984
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   985
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   986
    /*****************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   987
    /* B 1.5.2 - Function Blocks */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   988
    /*****************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   989
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   990
    /*  VAR_TEMP temp_var_decl_list END_VAR */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   991
    void *visit(temp_var_decls_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   992
      symbol->var_decl_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   993
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   994
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   995
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   996
    /*  VAR NON_RETAIN var_init_decl_list END_VAR */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   997
    void *visit(non_retentive_var_decls_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   998
      symbol->var_decl_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   999
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1000
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1001
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1002
};
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1003
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1004
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1005
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1006
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1007
/***********************************************************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1008
/***********************************************************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1009
/***********************************************************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1010
/***********************************************************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1011
/***********************************************************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1012
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1013
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1014
class generate_c_pous_c: public generate_c_typedecl_c {
267
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1015
  private:
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1016
    stage4out_c *s4o_ptr;
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1017
    
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1018
  public:
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1019
    generate_c_pous_c(stage4out_c *s4o_ptr, stage4out_c *s4o_incl_ptr)
267
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1020
      : generate_c_typedecl_c(s4o_ptr, s4o_incl_ptr) {
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1021
      generate_c_pous_c::s4o_ptr = s4o_ptr;
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1022
    };
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1023
    virtual ~generate_c_pous_c(void) {}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1024
283
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1025
  private:
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1026
    void print_end_of_block_label(void) {
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1027
      /* Print and __end label for return statements!
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1028
       * If label is not used by at least one goto, compiler will generate a warning.
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1029
       * To work around this we introduce the useless goto.
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1030
       */
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1031
      s4o.print("\n");
634
736b36a83548 Added double curly braces for pragma (kept single curly braces for compatibility). Added macro def and undef surrounding pragma to simplify user code. Moved useless comment from generated code back to code generator.
Edouard Tisserant
parents: 632
diff changeset
  1032
      /* to humour the compiler, we insert a goto */
283
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1033
      s4o.print(s4o.indent_spaces);
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1034
      s4o.print("goto ");
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1035
      s4o.print(END_LABEL);
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1036
      s4o.print(";\n");
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1037
      s4o.indent_left();
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1038
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1039
      /* write the label marking the end of the code block */
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1040
      /* please see the comment before the RET_operator_c visitor for details... */
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1041
      /* also needed for return_statement_c */
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1042
      s4o.print("\n");
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1043
      s4o.print(s4o.indent_spaces);
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1044
      s4o.print(END_LABEL);
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1045
      s4o.print(":\n");
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1046
      s4o.indent_right();
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1047
    }
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1048
  
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1049
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1050
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1051
  public:
267
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1052
/********************/
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1053
/* 2.1.6 - Pragmas  */
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1054
/********************/
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1055
void *visit(enable_code_generation_pragma_c * symbol)   {s4o_ptr->enable_output();  return NULL;}
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1056
void *visit(disable_code_generation_pragma_c * symbol)  {s4o_ptr->disable_output(); return NULL;} 
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1057
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1058
/*************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1059
/* B.1 - Common elements */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1060
/*************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1061
/*******************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1062
/* B 1.1 - Letters, digits and identifiers */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1063
/*******************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1064
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1065
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1066
/*********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1067
/* B 1.2 - Constants */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1068
/*********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1069
  /* originally empty... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1070
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1071
/******************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1072
/* B 1.2.1 - Numeric Literals */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1073
/******************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1074
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1075
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1076
/*******************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1077
/* B.1.2.2   Character Strings */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1078
/*******************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1079
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1080
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1081
/***************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1082
/* B 1.2.3 - Time Literals */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1083
/***************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1084
/************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1085
/* B 1.2.3.1 - Duration */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1086
/************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1087
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1088
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1089
/************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1090
/* B 1.2.3.2 - Time of day and Date */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1091
/************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1092
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1093
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1094
/**********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1095
/* B.1.3 - Data types */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1096
/**********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1097
/***********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1098
/* B 1.3.1 - Elementary Data Types */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1099
/***********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1100
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1101
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1102
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1103
/* B.1.3.2 - Generic data types */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1104
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1105
  /* originally empty... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1106
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1107
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1108
/* B 1.3.3 - Derived data types */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1109
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1110
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1111
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1112
/*********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1113
/* B 1.4 - Variables */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1114
/*********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1115
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1116
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1117
/********************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1118
/* B.1.4.1   Directly Represented Variables */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1119
/********************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1120
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1121
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1122
/*************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1123
/* B.1.4.2   Multi-element Variables */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1124
/*************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1125
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1126
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1127
/******************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1128
/* B 1.4.3 - Declaration & Initialisation */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1129
/******************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1130
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1131
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1132
/**************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1133
/* B.1.5 - Program organization units */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1134
/**************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1135
/***********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1136
/* B 1.5.1 - Functions */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1137
/***********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1138
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1139
public:
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1140
/*   FUNCTION derived_function_name ':' elementary_type_name io_OR_function_var_declarations_list function_body END_FUNCTION */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1141
/* | FUNCTION derived_function_name ':' derived_type_name io_OR_function_var_declarations_list function_body END_FUNCTION */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1142
void *visit(function_declaration_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1143
  generate_c_vardecl_c *vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1144
  TRACE("function_declaration_c");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1145
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1146
  /* (A) Function declaration... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1147
  /* (A.1) Function return type */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1148
  s4o.print("// FUNCTION\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1149
  symbol->type_name->accept(*this); /* return type */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1150
  s4o.print(" ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1151
  /* (A.2) Function name */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1152
  symbol->derived_function_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1153
  s4o.print("(");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1154
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1155
  /* (A.3) Function parameters */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1156
  s4o.indent_right();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1157
  vardecl = new generate_c_vardecl_c(&s4o,
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1158
                                     generate_c_vardecl_c::finterface_vf,
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1159
                                     generate_c_vardecl_c::input_vt    |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1160
                                     generate_c_vardecl_c::output_vt   |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1161
                                     generate_c_vardecl_c::inoutput_vt |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1162
                                     generate_c_vardecl_c::en_vt       |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1163
                                     generate_c_vardecl_c::eno_vt);
146
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1164
  vardecl->print(symbol->var_declarations_list);
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1165
  delete vardecl;
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1166
  
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1167
  s4o.indent_left();
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1168
  
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1169
  s4o.print(")\n" + s4o.indent_spaces + "{\n");
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1170
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1171
  /* (B) Function local variable declaration */
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1172
  /* (B.1) Variables declared in ST source code */
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1173
  s4o.indent_right();
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1174
  
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1175
  vardecl = new generate_c_vardecl_c(&s4o,
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1176
                generate_c_vardecl_c::localinit_vf,
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1177
                generate_c_vardecl_c::output_vt   |
146
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1178
                generate_c_vardecl_c::inoutput_vt |
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1179
                generate_c_vardecl_c::private_vt  |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1180
                generate_c_vardecl_c::eno_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1181
  vardecl->print(symbol->var_declarations_list);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1182
  delete vardecl;
146
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1183
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1184
  /* (B.2) Temporary variable for function's return value */
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1185
  /* It will have the same name as the function itself! */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1186
  s4o.print(s4o.indent_spaces);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1187
  symbol->type_name->accept(*this); /* return type */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1188
  s4o.print(" ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1189
  symbol->derived_function_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1190
  s4o.print(" = ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1191
  {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1192
    /* get the default value of this variable's type */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1193
    symbol_c *default_value = (symbol_c *)symbol->type_name->accept(*type_initial_value_c::instance());
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1194
    if (default_value == NULL) ERROR;
318
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
  1195
    initialization_analyzer_c initialization_analyzer(default_value);
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
  1196
    switch (initialization_analyzer.get_initialization_type()) {
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
  1197
      case initialization_analyzer_c::struct_it:
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
  1198
        {
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
  1199
          generate_c_structure_initialization_c *structure_initialization = new generate_c_structure_initialization_c(&s4o);
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
  1200
          structure_initialization->init_structure_default(symbol->type_name);
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
  1201
          structure_initialization->init_structure_values(default_value);
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
  1202
          delete structure_initialization;
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
  1203
        }
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1204
        break;
318
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
  1205
      case initialization_analyzer_c::array_it:
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
  1206
        {
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1207
          generate_c_array_initialization_c *array_initialization = new generate_c_array_initialization_c(&s4o);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1208
          array_initialization->init_array_size(symbol->type_name);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1209
          array_initialization->init_array_values(default_value);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1210
          delete array_initialization;
318
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
  1211
        }
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1212
        break;
318
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
  1213
      default:
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
  1214
        default_value->accept(*this);
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
  1215
        break;
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
  1216
    }
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1217
  }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1218
  s4o.print(";\n\n");
146
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1219
  
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1220
  s4o.print(s4o.indent_spaces + "// Control execution\n");
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1221
  s4o.print(s4o.indent_spaces + "if (!EN) {\n");
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1222
  s4o.indent_right();
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1223
  s4o.print(s4o.indent_spaces + "if (__ENO != NULL) {\n");
146
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1224
  s4o.indent_right();
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1225
  s4o.print(s4o.indent_spaces + "*__ENO = __BOOL_LITERAL(FALSE);\n");
146
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1226
  s4o.indent_left();
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1227
  s4o.print(s4o.indent_spaces + "}\n");
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1228
  s4o.print(s4o.indent_spaces + "return ");
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1229
  symbol->derived_function_name->accept(*this);
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1230
  s4o.print(";\n");
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1231
  s4o.indent_left();
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1232
  s4o.print(s4o.indent_spaces + "}\n");
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1233
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1234
  /* (C) Function body */
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
  1235
  generate_c_SFC_IL_ST_c generate_c_code(&s4o, symbol->derived_function_name, symbol);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1236
  symbol->function_body->accept(generate_c_code);
145
72ae82e65dbc Adding support for ouput variables in functions
lbessard
parents: 139
diff changeset
  1237
  
283
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1238
  print_end_of_block_label();
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1239
  
145
72ae82e65dbc Adding support for ouput variables in functions
lbessard
parents: 139
diff changeset
  1240
  vardecl = new generate_c_vardecl_c(&s4o,
72ae82e65dbc Adding support for ouput variables in functions
lbessard
parents: 139
diff changeset
  1241
                generate_c_vardecl_c::foutputassign_vf,
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1242
                generate_c_vardecl_c::output_vt   |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1243
                generate_c_vardecl_c::inoutput_vt |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1244
                generate_c_vardecl_c::eno_vt);
145
72ae82e65dbc Adding support for ouput variables in functions
lbessard
parents: 139
diff changeset
  1245
  vardecl->print(symbol->var_declarations_list);
72ae82e65dbc Adding support for ouput variables in functions
lbessard
parents: 139
diff changeset
  1246
  delete vardecl;
72ae82e65dbc Adding support for ouput variables in functions
lbessard
parents: 139
diff changeset
  1247
  
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1248
  s4o.print(s4o.indent_spaces + "return ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1249
  symbol->derived_function_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1250
  s4o.print(";\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1251
  s4o.indent_left();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1252
  s4o.print(s4o.indent_spaces + "}\n\n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1253
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1254
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1255
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1256
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1257
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1258
/* The remaining var_declarations_list_c, function_var_decls_c
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1259
 * and var2_init_decl_list_c are handled in the generate_c_vardecl_c class
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1260
 */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1261
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1262
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1263
/*****************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1264
/* B 1.5.2 - Function Blocks */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1265
/*****************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1266
public:
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1267
/*  FUNCTION_BLOCK derived_function_block_name io_OR_other_var_declarations function_block_body END_FUNCTION_BLOCK */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1268
//SYM_REF4(function_block_declaration_c, fblock_name, var_declarations, fblock_body, unused)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1269
void *visit(function_block_declaration_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1270
  generate_c_vardecl_c *vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1271
  generate_c_sfcdecl_c *sfcdecl;
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1272
  generate_c_typedecl_c *typedecl;
234
e4d31cd0e6d8 Using function_call_iterator in generate_c_inlinefcall instead of creating a new visitor
laurent
parents: 231
diff changeset
  1273
  generate_c_inlinefcall_c *inlinedecl;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1274
  TRACE("function_block_declaration_c");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1275
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1276
  /* (A) Function Block data structure declaration... */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1277
  typedecl = new generate_c_typedecl_c(&s4o_incl);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1278
  /* (A.1) Data structure declaration */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1279
  s4o_incl.print("// FUNCTION_BLOCK ");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1280
  symbol->fblock_name->accept(*typedecl);
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1281
  s4o_incl.print("\n// Data part\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1282
  s4o_incl.print("typedef struct {\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1283
  s4o_incl.indent_right();
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1284
  /* (A.2) Public variables: i.e. the function parameters... */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1285
  s4o_incl.print(s4o_incl.indent_spaces + "// FB Interface - IN, OUT, IN_OUT variables\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1286
  vardecl = new generate_c_vardecl_c(&s4o_incl,
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1287
                                     generate_c_vardecl_c::local_vf,
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1288
                                     generate_c_vardecl_c::input_vt    |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1289
                                     generate_c_vardecl_c::output_vt   |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1290
                                     generate_c_vardecl_c::inoutput_vt |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1291
                                     generate_c_vardecl_c::en_vt       |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1292
                                     generate_c_vardecl_c::eno_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1293
  vardecl->print(symbol->var_declarations);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1294
  delete vardecl;
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1295
  s4o_incl.print("\n");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1296
  /* (A.3) Private internal variables */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1297
  s4o_incl.print(s4o_incl.indent_spaces + "// FB private variables - TEMP, private and located variables\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1298
  vardecl = new generate_c_vardecl_c(&s4o_incl,
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1299
                                     generate_c_vardecl_c::local_vf,
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1300
                                     generate_c_vardecl_c::temp_vt    |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1301
                                     generate_c_vardecl_c::private_vt |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1302
                                     generate_c_vardecl_c::located_vt |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1303
                                     generate_c_vardecl_c::external_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1304
  vardecl->print(symbol->var_declarations);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1305
  delete vardecl;
146
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
  1306
  
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1307
  /* (A.4) Generate private internal variables for SFC */
244
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1308
  sfcdecl = new generate_c_sfcdecl_c(&s4o_incl, symbol);
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1309
  sfcdecl->generate(symbol->fblock_body, generate_c_sfcdecl_c::sfcdecl_sd);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1310
  delete sfcdecl;
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1311
  s4o_incl.print("\n");
244
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1312
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1313
  /* (A.5) Function Block data structure type name. */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1314
  s4o_incl.indent_left();
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1315
  s4o_incl.print("} ");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1316
  symbol->fblock_name->accept(*typedecl);
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1317
  s4o_incl.print(";\n\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1318
  delete typedecl;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1319
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
  1320
  /* (A.6) Function Block inline function declaration for function invocation */
234
e4d31cd0e6d8 Using function_call_iterator in generate_c_inlinefcall instead of creating a new visitor
laurent
parents: 231
diff changeset
  1321
  inlinedecl = new generate_c_inlinefcall_c(&s4o, symbol->fblock_name, symbol, FB_FUNCTION_PARAM"->");
337
9a2262fb7994 Fix bug with inline function call in POU programmed in IL
laurent
parents: 330
diff changeset
  1322
  symbol->fblock_body->accept(*inlinedecl);
234