stage4/generate_c/generate_c.cc
author Mario de Sousa <msousa@fe.up.pt>
Mon, 06 Jan 2014 12:25:21 +0000
changeset 863 06820d03a433
parent 854 13d0b67de111
child 864 300c27c08753
permissions -rw-r--r--
Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
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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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#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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   279
    /* For now, sugest the user define a TYPE .. END_TYPE */
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   280
    /* NOTE: although this class may also sometimes point to a previously_declared_array_type_name
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   281
     * we don't need this for now, so it is easier to just skip it allocation
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   282
     */
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    void *visit(array_var_init_decl_c *symbol) {return NULL;}
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   284
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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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   287
    /* NOTE: although this class may also sometimes point to a previously_declared_structured_type_name
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   288
     * we don't need this for now, so it is easier to just skip it allocation
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   289
     */
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   290
    void *visit(structured_var_init_decl_c *symbol) {return NULL;}
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   292
    /* 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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   294
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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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   297
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    /* already handled by iterator base class (note that generate_c_base_c inherits from iterator_c) */
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   299
    //void *visit(var_declaration_list_c *symbol) {iterate through list}
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   300
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    void *visit(fb_name_decl_c *symbol) {
810
d9c48ad646f1 Add a new node to the abstract symtax tree, which will let us do datatype checking of FB variable declarations using the standard algorithm, and no special cases.
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      print_list(symbol->fb_name_list, spec_init_sperator_c::get_spec(symbol->fb_spec_init)); 
350
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      return NULL;
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   304
    }
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   305
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   306
    void *visit(var1_init_decl_c *symbol) {
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      print_list(symbol->var1_list, (symbol_c *)symbol->spec_init->accept(*this));
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   308
      return NULL;
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   309
    }
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   310
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   311
    /* 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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   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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   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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   328
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   329
    /* currently we do not support data types defined in the declaration itself */
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   330
    /* For now, sugest the user define a TYPE .. END_TYPE */
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   331
    /* Note that this class is used for fixed length strings...
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   332
     *   WSTRING [ 42 ]
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   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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   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
852
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   343
/* A helper class that analyses if the datatype of a variable is 'complex'. */
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   344
/* 'complex' means that it is either a strcuture or an array!               */
863
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   345
class analyse_variable_c: public search_visitor_c {
852
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   346
  private:
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   347
    static analyse_variable_c *singleton_;
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   348
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   349
  public:
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   350
    analyse_variable_c(void) {};
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   351
    
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   352
    static bool is_complex_type(symbol_c *symbol) {
863
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
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   353
      if (NULL == symbol) ERROR;
854
13d0b67de111 Code cleanup: move datatype analysis to get_datatype_info_c
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diff changeset
   354
      if (!get_datatype_info_c::is_type_valid     (symbol->datatype)) ERROR;
852
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
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   355
      return (   get_datatype_info_c::is_structure(symbol->datatype) 
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
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   356
              || get_datatype_info_c::is_array    (symbol->datatype) 
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
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diff changeset
   357
             );
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
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   358
    }
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   359
863
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
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diff changeset
   360
    
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
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diff changeset
   361
  private:
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   362
    symbol_c *last_fb, *first_non_fb_identifier;
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diff changeset
   363
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
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diff changeset
   364
  public:  
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diff changeset
   365
    /* returns the first element (from left to right) in a structured variable that is not a FB, i.e. is either a structure or an array! */
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diff changeset
   366
    /* eg:
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   367
     *      fb1.fb2.fb3.real       returns ??????
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diff changeset
   368
     *      fb1.fb2.struct1.real   returns struct1
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diff changeset
   369
     *      struct1.real           returns struct1
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diff changeset
   370
     */
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diff changeset
   371
    static symbol_c *find_first_nonfb(symbol_c *symbol) {
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
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diff changeset
   372
      if (NULL == singleton_)       singleton_ = new analyse_variable_c();
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
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diff changeset
   373
      if (NULL == singleton_)       ERROR;
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
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diff changeset
   374
      if (NULL == symbol)           ERROR;
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diff changeset
   375
      
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
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diff changeset
   376
      singleton_->last_fb                 = NULL;
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diff changeset
   377
      singleton_->first_non_fb_identifier = NULL;
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
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diff changeset
   378
      return (symbol_c *)symbol->accept(*singleton_);
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diff changeset
   379
    }
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diff changeset
   380
    
852
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diff changeset
   381
    /* returns true if a strcutured variable (e.g. fb1.fb2.strcut1.real) contains a structure or array */
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diff changeset
   382
    /* eg:
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diff changeset
   383
     *      fb1.fb2.fb3.real       returns FALSE
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
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diff changeset
   384
     *      fb1.fb2.struct1.real   returns TRUE
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
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diff changeset
   385
     *      struct1.real           returns TRUE
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
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diff changeset
   386
     */
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   387
    static bool contains_complex_type(symbol_c *symbol) {
863
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   388
      if (NULL == symbol) ERROR;
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   389
      if (!get_datatype_info_c::is_type_valid(symbol->datatype)) ERROR;
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   390
      
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   391
      symbol_c *first_non_fb = (symbol_c *)find_first_nonfb(symbol);
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   392
      return is_complex_type(first_non_fb->datatype);
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   393
    }
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   394
    
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   395
    
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   396
    /* returns the datatype of the variable returned by find_first_nonfb() */
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   397
    /* eg:
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   398
     *      fb1.fb2.fb3.real       returns ??????
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   399
     *      fb1.fb2.struct1.real   returns datatype of struct1
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   400
     *      struct1.real           returns datatype of struct1
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   401
     */
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   402
    static search_var_instance_decl_c::vt_t first_nonfb_vardecltype(symbol_c *symbol, symbol_c *scope) {
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   403
      if (NULL == symbol) ERROR;
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   404
      if (!get_datatype_info_c::is_type_valid(symbol->datatype)) ERROR;
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   405
      
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   406
      symbol_c *first_non_fb = (symbol_c *)find_first_nonfb(symbol);
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   407
      if (NULL != singleton_->last_fb) {
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   408
        scope = singleton_->last_fb->datatype;
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   409
        symbol = singleton_->first_non_fb_identifier;
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   410
      }
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   411
      
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   412
      search_var_instance_decl_c search_var_instance_decl(scope);
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   413
      
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   414
      return search_var_instance_decl.get_vartype(symbol);
852
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   415
    }
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   416
    
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   417
    
853
818c4ac5d64d Fix bug-fix of previous commit.
Mario de Sousa <msousa@fe.up.pt>
parents: 852
diff changeset
   418
    /*********************/
818c4ac5d64d Fix bug-fix of previous commit.
Mario de Sousa <msousa@fe.up.pt>
parents: 852
diff changeset
   419
    /* B 1.4 - Variables */
818c4ac5d64d Fix bug-fix of previous commit.
Mario de Sousa <msousa@fe.up.pt>
parents: 852
diff changeset
   420
    /*********************/
818c4ac5d64d Fix bug-fix of previous commit.
Mario de Sousa <msousa@fe.up.pt>
parents: 852
diff changeset
   421
    void *visit(symbolic_variable_c *symbol) {
863
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   422
      if (!get_datatype_info_c::is_type_valid    (symbol->datatype)) ERROR;
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   423
      if (!get_datatype_info_c::is_function_block(symbol->datatype)) {
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   424
         first_non_fb_identifier = symbol; 
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   425
         return (void *)symbol;
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   426
      }
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   427
      last_fb = symbol;
853
818c4ac5d64d Fix bug-fix of previous commit.
Mario de Sousa <msousa@fe.up.pt>
parents: 852
diff changeset
   428
      return NULL;
818c4ac5d64d Fix bug-fix of previous commit.
Mario de Sousa <msousa@fe.up.pt>
parents: 852
diff changeset
   429
    }
818c4ac5d64d Fix bug-fix of previous commit.
Mario de Sousa <msousa@fe.up.pt>
parents: 852
diff changeset
   430
    
852
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   431
    /*************************************/
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   432
    /* B.1.4.2   Multi-element Variables */
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   433
    /*************************************/
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   434
    
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   435
    // SYM_REF2(structured_variable_c, record_variable, field_selector)
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   436
    void *visit(structured_variable_c *symbol) {
863
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   437
      symbol_c *res = (symbol_c *)symbol->record_variable->accept(*this);
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   438
      if (NULL != res) return res;
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   439
      
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   440
      if (!get_datatype_info_c::is_type_valid    (symbol->datatype)) ERROR;
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   441
      if (!get_datatype_info_c::is_function_block(symbol->datatype)) {
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   442
         first_non_fb_identifier = symbol->field_selector; 
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   443
         return (void *)symbol;
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   444
      }
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   445
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   446
      last_fb = symbol;      
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   447
      return NULL;      
852
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   448
    }
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   449
    
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   450
    /*  subscripted_variable '[' subscript_list ']' */
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   451
    //SYM_REF2(array_variable_c, subscripted_variable, subscript_list)
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   452
    void *visit(array_variable_c *symbol) {
863
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   453
      void *res = symbol->subscripted_variable->accept(*this);
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   454
      if (NULL != res) return res;
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   455
      return (void *)symbol;      
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   456
    }
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   457
06820d03a433 Fix bug: correctly generate code when accessing external variables declared inside FBs as a structured variable (realvar := fb1.fb2.extvar1.realvar)
Mario de Sousa <msousa@fe.up.pt>
parents: 854
diff changeset
   458
    
852
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   459
};
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   460
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   461
analyse_variable_c *analyse_variable_c::singleton_ = NULL;
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   462
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   463
/***********************************************************************/
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   464
/***********************************************************************/
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   465
/***********************************************************************/
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   466
/***********************************************************************/
efb44e892582 Fix bug: allow use, as lvalues, structures/arrays inside FBs (e.g. fb1.struct1.r := 33.3).
Mario de Sousa <msousa@fe.up.pt>
parents: 816
diff changeset
   467
350
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   468
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   469
#include "generate_c_st.cc"
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   470
#include "generate_c_il.cc"
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   471
#include "generate_c_inlinefcall.cc"
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   472
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   473
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   474
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   475
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   476
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   477
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   478
#define MILLISECOND 1000000
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   479
#define SECOND 1000 * MILLISECOND
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   480
594
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   481
unsigned long long calculate_time(symbol_c *symbol) {
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   482
  if (NULL == symbol) return 0;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   483
  
594
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   484
  interval_c *interval = dynamic_cast<interval_c *>(symbol);
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   485
  duration_c *duration = dynamic_cast<duration_c *>(symbol);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   486
  
632
76c3d707ffa1 Adding error message when task interval value is not supported
Laurent Bessard
parents: 631
diff changeset
   487
  if ((NULL == interval) && (NULL == duration))
631
1a4f5ce62962 Adding error message when task interval value is not supported
Laurent Bessard
parents: 625
diff changeset
   488
  	  {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).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   489
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   490
  if (NULL != duration) {
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   491
    /* SYM_REF2(duration_c, neg, interval) */
594
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   492
    if (duration->neg != NULL)
631
1a4f5ce62962 Adding error message when task interval value is not supported
Laurent Bessard
parents: 625
diff changeset
   493
      {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).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   494
    return calculate_time(duration->interval);
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   495
  }
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   496
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   497
  if (NULL != interval) {
547
dab341e80664 Fix parsing os TIME literals & rename the extract_integer() function.
mjsousa <msousa@fe.up.pt>
parents: 522
diff changeset
   498
    /* SYM_REF5(interval_c, days, hours, minutes, seconds, milliseconds) */
594
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   499
      unsigned long long int time_ull = 0; 
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   500
      long double            time_ld  = 0;
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   501
      /*
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   502
      const unsigned long long int MILLISECOND = 1000000;
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   503
      const unsigned long long int      SECOND = 1000 * MILLISECOND
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   504
      */
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   505
      
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   506
      if (NULL != interval->milliseconds) {
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   507
        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
   508
        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
   509
        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
   510
        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).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   511
        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
   512
      }
547
dab341e80664 Fix parsing os TIME literals & rename the extract_integer() function.
mjsousa <msousa@fe.up.pt>
parents: 522
diff changeset
   513
   
594
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   514
      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
   515
        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
   516
        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
   517
        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
   518
        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
   519
        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).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   520
      }
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   521
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   522
      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
   523
        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
   524
        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
   525
        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
   526
        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
   527
        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
   528
      }
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   529
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   530
      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
   531
        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
   532
        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
   533
        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
   534
        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
   535
        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
   536
      }
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   537
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   538
      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
   539
        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
   540
        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
   541
        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
   542
        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
   543
        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
   544
      }
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   545
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   546
      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
   547
      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
   548
  };
c8092e909886 Clean up code (remove parsing of integers in stage 4).
Mario de Sousa <msousa@fe.up.pt>
parents: 592
diff changeset
   549
  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
   550
  return 0; // humour the compiler!
661
f537c3315f83 Minor changes needed to build with pedantic flag.
Manuele Conti <conti.ma@alice.it>
parents: 624
diff changeset
   551
}
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   552
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   553
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   554
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   555
/***********************************************************************/
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
class calculate_common_ticktime_c: public iterator_visitor_c {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   559
  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
   560
    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
   561
    unsigned long long least_common_ticktime;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   562
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   563
  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
   564
    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
   565
      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
   566
      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
   567
    }
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
   568
    
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
   569
    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
   570
      unsigned long long c = a % b;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   571
      if (c == 0)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   572
        return b;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   573
      else
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   574
        return euclide(b, c);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   575
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   576
    
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
   577
    void update_ticktime(unsigned long long time) {
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   578
      if (common_ticktime == 0)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   579
        common_ticktime = time;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   580
      else if (time > common_ticktime)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   581
        common_ticktime = euclide(time, common_ticktime);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   582
      else
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   583
        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
   584
      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
   585
        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
   586
      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
   587
        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
   588
    }
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
   589
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
   590
    unsigned long long get_common_ticktime(void) {
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   591
      return common_ticktime;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   592
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   593
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
   594
    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
   595
      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
   596
      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
   597
        ERROR;
237
cece842c7417 Adding support for using arrays in POU interface
laurent
parents: 234
diff changeset
   598
      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
   599
    }
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
   600
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   601
/*  TASK task_name task_initialization */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   602
//SYM_REF2(task_configuration_c, task_name, task_initialization)  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   603
    void *visit(task_initialization_c *symbol) {
816
dcd861dda04a Fixed bug when defining task with single_data_source instead of interval_data_source
Laurent Bessard
parents: 810
diff changeset
   604
      if (symbol->interval_data_source != NULL) {
dcd861dda04a Fixed bug when defining task with single_data_source instead of interval_data_source
Laurent Bessard
parents: 810
diff changeset
   605
    	  unsigned long long time = calculate_time(symbol->interval_data_source);
dcd861dda04a Fixed bug when defining task with single_data_source instead of interval_data_source
Laurent Bessard
parents: 810
diff changeset
   606
    	  if (time < 0)  ERROR;
dcd861dda04a Fixed bug when defining task with single_data_source instead of interval_data_source
Laurent Bessard
parents: 810
diff changeset
   607
    	  else           update_ticktime(time);
dcd861dda04a Fixed bug when defining task with single_data_source instead of interval_data_source
Laurent Bessard
parents: 810
diff changeset
   608
      }
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   609
      return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   610
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   611
};    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   612
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   613
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   614
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   615
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   616
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   617
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   618
/* 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
   619
class generate_c_SFC_IL_ST_c: public null_visitor_c {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   620
  private:
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   621
    stage4out_c *s4o_ptr;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   622
    symbol_c *scope;
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   623
    symbol_c *fbname;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   624
    const char *variable_prefix;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   625
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   626
  public:
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   627
    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
   628
    
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   629
    /********************/
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   630
    /* 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
   631
    /********************/
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   632
    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
   633
    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
   634
    
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   635
    /*********************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   636
    /* B.1.6  Sequential function chart elements */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   637
    /*********************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   638
    /*| sequential_function_chart sfc_network*/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   639
    void *visit(sequential_function_chart_c * symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   640
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   641
    /****************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   642
    /* B.2 - Language IL (Instruction List) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   643
    /****************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   644
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   645
    /***********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   646
    /* B 2.1 Instructions and Operands */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   647
    /***********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   648
    /*| instruction_list il_instruction */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   649
    void *visit(instruction_list_c *symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   650
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   651
    /* Remainder implemented in generate_c_il_c... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   652
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   653
    /***************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   654
    /* B.3 - Language ST (Structured Text) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   655
    /***************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   656
    /***********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   657
    /* B 3.1 - Expressions */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   658
    /***********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   659
    /* Implemented in generate_c_st_c */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   660
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   661
    /********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   662
    /* B 3.2 Statements */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   663
    /********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   664
    void *visit(statement_list_c *symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   665
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   666
/* Remainder implemented in generate_c_st_c... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   667
};
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   668
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   669
#include "generate_c_sfc.cc"
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   670
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   671
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
   672
  if (NULL == scope) ERROR;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   673
  this->s4o_ptr = s4o_ptr;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   674
  this->scope = scope;
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   675
  this->fbname = name;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   676
  this->variable_prefix = variable_prefix;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   677
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   678
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   679
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
   680
  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
   681
  generate_c_sfc.generate(symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   682
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   683
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   684
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   685
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
   686
  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
   687
  generate_c_il.generate(symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   688
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   689
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   690
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   691
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
   692
  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
   693
  generate_c_st.generate(symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   694
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   695
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   696
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   697
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   698
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   699
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   700
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   701
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   702
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   703
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   704
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   705
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   706
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   707
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
   708
  public:
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   709
    typedef enum {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   710
      none_im,
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   711
      arrayname_im,
661
f537c3315f83 Minor changes needed to build with pedantic flag.
Manuele Conti <conti.ma@alice.it>
parents: 624
diff changeset
   712
      arraydeclaration_im
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   713
    } inlinearray_mode_t;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   714
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   715
  private:
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   716
    stage4out_c *s4o_ptr;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   717
    std::map<std::string, int> inline_array_defined;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   718
    std::string current_array_name;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   719
    inlinearray_mode_t current_mode;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   720
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   721
  public:
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   722
    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
   723
      : 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
   724
      generate_c_datatypes_c::s4o_ptr = s4o_ptr;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   725
      current_mode = none_im;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   726
    };
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   727
    virtual ~generate_c_datatypes_c(void) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   728
      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
   729
        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
   730
      }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   731
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   732
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   733
    /*************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   734
    /* B.1 - Common elements */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   735
    /*************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   736
    /*******************************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   737
    /* B 1.1 - Letters, digits and identifiers */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   738
    /*******************************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   739
    void *visit(identifier_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   740
      switch (current_mode) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   741
        case arrayname_im:
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   742
          current_array_name += symbol->value;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   743
          break;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   744
        case arraydeclaration_im:
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   745
          s4o_incl.print(symbol->value);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   746
          break;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   747
        default:
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   748
          return generate_c_base_c::visit(symbol);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   749
          break;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   750
      }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   751
      return NULL;
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
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   754
    /**********************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   755
    /* B.1.3 - Data types */
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
    /***********************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   758
    /* B 1.3.1 - Elementary Data Types */
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
    #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
   762
    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
   763
      switch (current_mode) {\
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   764
        case arrayname_im:\
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   765
          current_array_name += datatype_name;\
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   766
          break;\
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   767
        case arraydeclaration_im:\
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   768
          s4o_incl.print(datatype_name);\
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   769
          break;\
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   770
        default:\
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   771
          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
   772
          break;\
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   773
      }\
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   774
      return NULL;\
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   775
    }
377
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
    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
   778
    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
   779
    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
   780
    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
   781
    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
   782
    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
   783
    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
   784
    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
   785
    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
   786
    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
   787
    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
   788
    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
   789
    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
   790
    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
   791
    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
   792
    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
   793
    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
   794
    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
   795
    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
   796
    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
   797
    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
   798
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   799
    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
   800
    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
   801
    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
   802
    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
   803
    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
   804
    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
   805
    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
   806
    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
   807
    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
   808
    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
   809
    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
   810
    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
   811
    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
   812
    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
   813
    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
   814
    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
   815
    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
   816
    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
   817
    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
   818
    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
   819
    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
   820
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   821
    /***********************************/
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   822
    /* B 1.3.2 - Generic Data Types    */
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   823
    /***********************************/
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
    /*  structure_type_name ':' structure_specification */
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   826
    //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
   827
    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
   828
      current_mode = arraydeclaration_im;
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   829
      symbol->structure_specification->accept(*this);
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   830
      current_mode = arrayname_im;
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   831
      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
   832
      current_mode = none_im;
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   833
      return NULL;
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   834
    }
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   835
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   836
    /* helper symbol for structure_declaration */
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   837
    /* 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
   838
    /* structure_element_declaration_list structure_element_declaration ';' */
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   839
    //SYM_LIST(structure_element_declaration_list_c)
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   840
    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
   841
      switch (current_mode) {
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   842
        case arraydeclaration_im:
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   843
          iterator_visitor_c::visit(symbol);
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   844
          break;
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   845
        default:
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   846
          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
   847
          break;
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   848
      }
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   849
      return NULL;
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   850
    }
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   851
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   852
    /*  structure_element_name ':' spec_init */
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   853
    //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
   854
    void *visit(structure_element_declaration_c *symbol) {
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   855
      switch (current_mode) {
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   856
        case arraydeclaration_im:
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   857
          {
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   858
            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
   859
            if (spec_init != NULL) {
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   860
              symbol->spec_init->accept(*this);
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   861
            }
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   862
          }
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   863
          break;
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   864
        default:
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   865
          generate_c_typedecl_c::visit(symbol);
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   866
          break;
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   867
      }
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   868
      return NULL;
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   869
    }
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   870
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   871
    /******************************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   872
    /* B 1.4.3 - Declaration & Initialization */
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
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   875
    void *visit(input_declarations_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   876
      symbol->input_declaration_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   877
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   878
    }
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
    void *visit(edge_declaration_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   881
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   882
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   883
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   884
    void *visit(en_param_declaration_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   885
      return NULL;
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
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   888
    void *visit(eno_param_declaration_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   889
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   890
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   891
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   892
    void *visit(var1_init_decl_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   893
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   894
    }
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
    /*  var1_list ':' array_spec_init */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   897
    // 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
   898
    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
   899
      current_mode = arraydeclaration_im;
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   900
      symbol->array_spec_init->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   901
      current_mode = none_im;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   902
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   903
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   904
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   905
    /* array_specification [ASSIGN array_initialization] */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   906
    /* array_initialization may be NULL ! */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   907
    void *visit(array_spec_init_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   908
      switch (current_mode) {
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   909
        case arraydeclaration_im:
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   910
        case arrayname_im:
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   911
          {
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   912
            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
   913
            if (specification != NULL)
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   914
              symbol->array_specification->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   915
          }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   916
          break;
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   917
        default:
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   918
          return generate_c_typedecl_c::visit(symbol);
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   919
          break;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   920
      }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   921
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   922
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   923
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   924
    /* 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
   925
    void *visit(array_specification_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   926
      switch (current_mode) {
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   927
        case arraydeclaration_im:
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   928
          {
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   929
            current_mode = arrayname_im;
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   930
            std::map<std::string,int>::iterator definition;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   931
            current_array_name = "__";
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   932
            symbol->non_generic_type_name->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   933
            symbol->array_subrange_list->accept(*this);
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   934
            current_mode = arraydeclaration_im;
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   935
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   936
            definition = inline_array_defined.find(current_array_name);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   937
            if (definition == inline_array_defined.end()) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   938
              s4o_incl.print("__DECLARE_ARRAY_TYPE(");
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   939
              s4o_incl.print(current_array_name);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   940
              s4o_incl.print(",");
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   941
              symbol->non_generic_type_name->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   942
              s4o_incl.print(",");
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   943
              symbol->array_subrange_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   944
              s4o_incl.print(")\n\n");
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   945
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   946
              inline_array_defined[current_array_name] = 0;
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
          }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   949
          break;
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   950
        case arrayname_im:
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   951
          {
706
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   952
              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
   953
              current_array_name = "__";
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
   954
              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
   955
              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
   956
              s4o_incl.print(current_array_name);
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   957
          }
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
   958
          break;
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   959
        default:
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   960
          return generate_c_typedecl_c::visit(symbol);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   961
          break;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   962
      }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   963
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   964
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   965
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   966
    /*  signed_integer DOTDOT signed_integer */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   967
    //SYM_REF2(subrange_c, lower_limit, upper_limit)
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   968
    void *visit(subrange_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   969
      switch (current_mode) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   970
        case arrayname_im:
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   971
          current_array_name += "_";
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   972
          {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   973
            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
   974
            ss << symbol->dimension;
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   975
            current_array_name += ss.str();
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   976
          }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   977
          break;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   978
        case arraydeclaration_im:
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   979
          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
   980
          s4o_incl.print(symbol->dimension);
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   981
          s4o_incl.print("]");
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   982
        default:
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   983
          generate_c_typedecl_c::visit(symbol);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   984
          break;
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
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   987
    }
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
    /*  var1_list ':' initialized_structure */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   990
    // 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
   991
    void *visit(structured_var_init_decl_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   992
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   993
    }
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
    /* 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
   996
    /* structure_initialization -> may be NULL ! */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   997
    void *visit(fb_name_decl_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   998
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
   999
    }
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
    /* 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
  1002
    /* option -> may be NULL ! */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1003
    void *visit(output_declarations_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1004
      symbol->var_init_decl_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1005
      return NULL;
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
    /*  VAR_IN_OUT var_declaration_list END_VAR */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1009
    void *visit(input_output_declarations_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1010
      symbol->var_declaration_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1011
      return NULL;
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
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1014
    /*  var1_list ':' array_specification */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1015
    //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
  1016
    void *visit(array_var_declaration_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1017
      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
  1018
      if (specification != NULL) {
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
  1019
        current_mode = arraydeclaration_im;
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1020
        symbol->array_specification->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1021
        current_mode = none_im;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1022
      }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1023
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1024
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1025
624
c2546c6e0cfa Moving function to correct location (formating only).
Mario de Sousa <msousa@fe.up.pt>
parents: 623
diff changeset
  1026
    /*  var1_list ':' structure_type_name */
c2546c6e0cfa Moving function to correct location (formating only).
Mario de Sousa <msousa@fe.up.pt>
parents: 623
diff changeset
  1027
    //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
  1028
    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
  1029
      return NULL;
c2546c6e0cfa Moving function to correct location (formating only).
Mario de Sousa <msousa@fe.up.pt>
parents: 623
diff changeset
  1030
    }
c2546c6e0cfa Moving function to correct location (formating only).
Mario de Sousa <msousa@fe.up.pt>
parents: 623
diff changeset
  1031
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1032
    /* VAR [CONSTANT] var_init_decl_list END_VAR */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1033
    /* option -> may be NULL ! */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1034
    /* helper symbol for input_declarations */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1035
    void *visit(var_declarations_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1036
      symbol->var_init_decl_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1037
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1038
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1039
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1040
    /*  VAR RETAIN var_init_decl_list END_VAR */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1041
    void *visit(retentive_var_declarations_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1042
      symbol->var_init_decl_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1043
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1044
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1045
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1046
    /*  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
  1047
    /* option -> may be NULL ! */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1048
    //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
  1049
    void *visit(located_var_declarations_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1050
      symbol->located_var_decl_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1051
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1052
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1053
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1054
    /*  [variable_name] location ':' located_var_spec_init */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1055
    /* variable_name -> may be NULL ! */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1056
    //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
  1057
    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
  1058
      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
  1059
      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
  1060
        current_mode = arraydeclaration_im;
31553c22f318 Adding support for declaring function block instances as global and external variables
Laurent Bessard
parents: 636
diff changeset
  1061
        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
  1062
        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
  1063
      }
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1064
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1065
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1066
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1067
    /*| VAR_EXTERNAL [CONSTANT] external_declaration_list END_VAR */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1068
    /* option -> may be NULL ! */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1069
    //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
  1070
    void *visit(external_var_declarations_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1071
      symbol->external_declaration_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1072
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1073
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1074
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1075
    /*  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
  1076
    //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
  1077
    void *visit(external_declaration_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1078
      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
  1079
      if (array_specification != NULL) {
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
  1080
        current_mode = arraydeclaration_im;
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1081
        symbol->specification->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1082
        current_mode = none_im;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1083
      }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1084
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1085
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1086
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1087
    /*| 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
  1088
    /* option -> may be NULL ! */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1089
    // 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
  1090
    void *visit(global_var_declarations_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1091
      symbol->global_var_decl_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1092
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1093
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1094
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1095
    /*| 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
  1096
    /* type_specification ->may be NULL ! */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1097
    // 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
  1098
    void *visit(global_var_decl_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1099
      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
  1100
      if (array_spec_init != NULL) {
635
a20a70021d37 Adding support for direct array declaration in structure element declaration
Laurent Bessard
parents: 632
diff changeset
  1101
        current_mode = arraydeclaration_im;
377
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1102
        symbol->type_specification->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1103
        current_mode = none_im;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1104
      }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1105
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1106
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1107
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1108
    void *visit(function_var_decls_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1109
      symbol->decl_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1110
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1111
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1112
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1113
    /*****************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1114
    /* B 1.5.2 - Function Blocks */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1115
    /*****************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1116
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1117
    /*  VAR_TEMP temp_var_decl_list END_VAR */
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1118
    void *visit(temp_var_decls_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1119
      symbol->var_decl_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1120
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1121
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1122
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1123
    /*  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
  1124
    void *visit(non_retentive_var_decls_c *symbol) {
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1125
      symbol->var_decl_list->accept(*this);
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1126
      return NULL;
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1127
    }
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1128
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1129
};
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1130
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1131
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1132
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1133
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1134
/***********************************************************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1135
/***********************************************************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1136
/***********************************************************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1137
/***********************************************************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1138
/***********************************************************************/
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1139
60b012b7793f Adding support for compiling direct array specification inside variable declaration
laurent
parents: 355
diff changeset
  1140
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1141
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
  1142
  private:
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1143
    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
  1144
    
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1145
  public:
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1146
    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
  1147
      : 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
  1148
      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
  1149
    };
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1150
    virtual ~generate_c_pous_c(void) {}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1151
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
  1152
  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
  1153
    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
  1154
      /* 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
  1155
       * 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
  1156
       * 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
  1157
       */
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1158
      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
  1159
      /* 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
  1160
      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
  1161
      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
  1162
      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
  1163
      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
  1164
      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
  1165
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1166
      /* 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
  1167
      /* 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
  1168
      /* 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
  1169
      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
  1170
      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
  1171
      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
  1172
      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
  1173
      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
  1174
    }
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1175
  
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1176
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1177
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1178
  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
  1179
/********************/
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1180
/* 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
  1181
/********************/
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1182
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
  1183
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
  1184
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1185
/*************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1186
/* B.1 - Common elements */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1187
/*************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1188
/*******************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1189
/* B 1.1 - Letters, digits and identifiers */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1190
/*******************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1191
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1192
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1193
/*********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1194
/* B 1.2 - Constants */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1195
/*********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1196
  /* originally empty... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1197
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1198
/******************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1199
/* B 1.2.1 - Numeric Literals */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1200
/******************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1201
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1202
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1203
/*******************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1204
/* B.1.2.2   Character Strings */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1205
/*******************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1206
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1207
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1208
/***************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1209
/* B 1.2.3 - Time Literals */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1210
/***************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1211
/************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1212
/* B 1.2.3.1 - Duration */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1213
/************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1214
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1215
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1216
/************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1217
/* B 1.2.3.2 - Time of day and Date */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1218
/************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1219
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1220
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1221
/**********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1222
/* B.1.3 - Data types */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1223
/**********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1224
/***********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1225
/* B 1.3.1 - Elementary Data Types */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1226
/***********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1227
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1228
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1229
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1230
/* B.1.3.2 - Generic data types */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1231
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1232
  /* originally empty... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1233
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1234
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1235
/* B 1.3.3 - Derived data types */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1236
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1237
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1238
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1239
/*********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1240
/* B 1.4 - Variables */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1241
/*********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1242
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1243
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1244
/********************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1245
/* B.1.4.1   Directly Represented Variables */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1246
/********************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1247
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1248
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1249
/*************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1250
/* B.1.4.2   Multi-element Variables */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1251
/*************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1252
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1253
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1254
/******************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1255
/* B 1.4.3 - Declaration & Initialisation */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1256
/******************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1257
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1258
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1259
/**************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1260
/* B.1.5 - Program organization units */
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
/* B 1.5.1 - Functions */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1264
/***********************/
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 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
  1268
/* | 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
  1269
void *visit(function_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
  TRACE("function_declaration_c");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1272
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1273
  /* (A) Function declaration... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1274
  /* (A.1) Function return type */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1275
  s4o.print("// FUNCTION\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1276
  symbol->type_name->accept(*this); /* return type */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1277
  s4o.print(" ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1278
  /* (A.2) Function name */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1279
  symbol->derived_function_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1280
  s4o.print("(");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1281
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1282
  /* (A.3) Function parameters */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1283
  s4o.indent_right();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1284
  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
  1285
                                     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
  1286
                                     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
  1287
                                     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
  1288
                                     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
  1289
                                     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
  1290
                                     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
  1291
  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
  1292
  delete vardecl;
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: