stage4/generate_c/generate_c.cc
author laurent
Mon, 21 Sep 2009 12:04:15 +0200
changeset 210 8387cac2aba6
parent 202 da1a8186f86f
child 217 f5dfadf5de54
permissions -rwxr-xr-x
Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
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/*
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 * (c) 2003 Mario de Sousa
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 *
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 * Offered to the public under the terms of the GNU General Public License
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 * as published by the Free Software Foundation; either version 2 of the
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 * License, or (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, but
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 * WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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 * Public License for more details.
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 *
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 * This code is made available on the understanding that it will not be
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 * used in safety-critical situations without a full and competent review.
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 */
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/*
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 * An IEC 61131-3 IL and ST compiler.
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 *
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 * Based on the
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 * FINAL DRAFT - IEC 61131-3, 2nd Ed. (2001-12-10)
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 *
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 */
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/*
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 * This is one of the versions available for the 4th stage.
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 *
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 * This 4th stage generates a c++ source program equivalent
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 * to the IL and ST code.
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 */
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// #include <stdio.h>  /* required for NULL */
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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 <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 "../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 ERROR error_exit(__FILE__,__LINE__)
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/* function defined in main.cc */
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extern void error_exit(const char *file_name, int line_no);
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/***********************************************************************/
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/***********************************************************************/
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/***********************************************************************/
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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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/***********************************************************************/
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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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/* 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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#include "generate_c_st.cc"
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#include "generate_c_il.cc"
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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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#define MILLISECOND 1000000
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#define SECOND 1000 * MILLISECOND
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/* A helper class that knows how to generate code for both the IL and ST languages... */
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class calculate_time_c: public iterator_visitor_c {
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  private:
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    unsigned long long time;
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    float current_value;
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  public:
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    calculate_time_c(void){time = 0;};
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    unsigned long long get_time(void) {return time;};
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    void *get_integer_value(token_c *token) {
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      std::string str = "";
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      for (unsigned int i = 0; i < strlen(token->value); i++)
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        if (token->value[i] != '_')
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          str += token->value[i];
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      current_value = atof(str.c_str());
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      return NULL;
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    }
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    void *get_float_value(token_c *token) {
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      current_value = atof(token->value);
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      return NULL;
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    }
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/******************************/
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/* B 1.2.1 - Numeric Literals */
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/******************************/
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    void *visit(integer_c *symbol) {return get_integer_value(symbol);}
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/************************/
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/* B 1.2.3.1 - Duration */
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/************************/
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    /* SYM_REF2(duration_c, neg, interval) */
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    void *visit(duration_c *symbol) {
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      if (symbol->neg != NULL)
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        ERROR;
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      symbol->interval->accept(*this);
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      return NULL;
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    }
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    /* SYM_TOKEN(fixed_point_c) */
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    void *visit(fixed_point_c *symbol) {return get_float_value(symbol);}
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    /* SYM_REF2(days_c, days, hours) */
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    void *visit(days_c *symbol) {
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      if (symbol->hours)
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        symbol->hours->accept(*this);
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      symbol->days->accept(*this);
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      time += (unsigned long long)(current_value * 24 * 3600 * SECOND);
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      return NULL;
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    }
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    /* SYM_REF2(hours_c, hours, minutes) */
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    void *visit(hours_c *symbol) {
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      if (symbol->minutes)
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        symbol->minutes->accept(*this);
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      symbol->hours->accept(*this);
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      time += (unsigned long long)(current_value * 3600 * SECOND);
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      return NULL;
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    }
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    /* SYM_REF2(minutes_c, minutes, seconds) */
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    void *visit(minutes_c *symbol) {
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      if (symbol->seconds)
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        symbol->seconds->accept(*this);
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      symbol->minutes->accept(*this);
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      time += (unsigned long long)(current_value * 60 * SECOND);
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      return NULL;
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    }
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    /* SYM_REF2(seconds_c, seconds, milliseconds) */
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    void *visit(seconds_c *symbol) {
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      if (symbol->milliseconds)
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        symbol->milliseconds->accept(*this);
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      symbol->seconds->accept(*this);
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      time += (unsigned long long)(current_value * SECOND);
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      return NULL;
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    }
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    /* SYM_REF2(milliseconds_c, milliseconds, unused) */
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    void *visit(milliseconds_c *symbol) {
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      symbol->milliseconds->accept(*this);
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      time += (unsigned long long)(current_value * MILLISECOND);
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      return NULL;
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    }
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};
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/***********************************************************************/
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/***********************************************************************/
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/***********************************************************************/
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/***********************************************************************/
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class calculate_common_ticktime_c: public iterator_visitor_c {
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  private:
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    unsigned long long common_ticktime;
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    unsigned long long least_common_ticktime;
70
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  public:
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    calculate_common_ticktime_c(void){
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      common_ticktime = 0;
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      least_common_ticktime = 0;
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    }
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    unsigned long long euclide(unsigned long long a, unsigned long long b) {
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      unsigned long long c = a % b;
70
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      if (c == 0)
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        return b;
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      else
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        return euclide(b, c);
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    }
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210
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    void update_ticktime(unsigned long long time) {
70
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      if (common_ticktime == 0)
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        common_ticktime = time;
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   282
      else if (time > common_ticktime)
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        common_ticktime = euclide(time, common_ticktime);
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      else
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        common_ticktime = euclide(common_ticktime, time);
210
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   286
      if (least_common_ticktime == 0)
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        least_common_ticktime = time;
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      else
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        least_common_ticktime = (least_common_ticktime * time) / common_ticktime;
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    }
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    unsigned long long get_common_ticktime(void) {
70
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      return common_ticktime;
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    }
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210
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   296
    unsigned long get_greatest_tick_count(void) {
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      unsigned long long least_common_tick = least_common_ticktime / common_ticktime;
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   298
      if (least_common_tick >> 32)
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   299
        ERROR;
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      return (unsigned long)(~(((unsigned long)-2) % (unsigned long)least_common_tick) + 1);
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    }
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/*  TASK task_name task_initialization */
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//SYM_REF2(task_configuration_c, task_name, task_initialization)  
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    void *visit(task_initialization_c *symbol) {
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      calculate_time_c calculate_time;
210
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   307
      unsigned long long time = 0;
70
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   308
      if (symbol->interval_data_source != NULL) {
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   309
        symbol->interval_data_source->accept(calculate_time);
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        time = calculate_time.get_time();
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   311
      }
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   312
      if (time > 0)
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   313
        update_ticktime(time);
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   314
      return NULL;
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   315
    }
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   316
};    
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   317
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/***********************************************************************/
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/***********************************************************************/
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/***********************************************************************/
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/***********************************************************************/
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   323
/* A helper class that knows how to generate code for both the IL and ST languages... */
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class generate_c_SFC_IL_ST_c: public null_visitor_c {
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   325
  private:
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   326
    stage4out_c *s4o_ptr;
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   327
    symbol_c *scope;
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   328
    const char *variable_prefix;
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   329
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   330
  public:
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   331
    generate_c_SFC_IL_ST_c(stage4out_c *s4o_ptr, symbol_c *scope, const char *variable_prefix = NULL);
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    /*********************************************/
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   333
    /* B.1.6  Sequential function chart elements */
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   334
    /*********************************************/
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diff changeset
   335
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   336
    /*| sequential_function_chart sfc_network*/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   337
    void *visit(sequential_function_chart_c * symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   338
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   339
    /****************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   340
    /* B.2 - Language IL (Instruction List) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   341
    /****************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   342
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   343
    /***********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   344
    /* B 2.1 Instructions and Operands */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   345
    /***********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   346
    /*| instruction_list il_instruction */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   347
    void *visit(instruction_list_c *symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   348
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   349
    /* Remainder implemented in generate_c_il_c... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   350
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   351
    /***************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   352
    /* B.3 - Language ST (Structured Text) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   353
    /***************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   354
    /***********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   355
    /* B 3.1 - Expressions */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   356
    /***********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   357
    /* Implemented in generate_c_st_c */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   358
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   359
    /********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   360
    /* B 3.2 Statements */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   361
    /********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   362
    void *visit(statement_list_c *symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   363
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   364
/* Remainder implemented in generate_c_st_c... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   365
};
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   366
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   367
#include "generate_c_sfc.cc"
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   368
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   369
generate_c_SFC_IL_ST_c::generate_c_SFC_IL_ST_c(stage4out_c *s4o_ptr, symbol_c *scope, const char *variable_prefix) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   370
  if (NULL == scope) ERROR;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   371
  this->s4o_ptr = s4o_ptr;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   372
  this->scope = scope;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   373
  this->variable_prefix = variable_prefix;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   374
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   375
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   376
void *generate_c_SFC_IL_ST_c::visit(sequential_function_chart_c * symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   377
  generate_c_sfc_c generate_c_sfc(s4o_ptr, scope, variable_prefix);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   378
  generate_c_sfc.generate(symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   379
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   380
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   381
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   382
void *generate_c_SFC_IL_ST_c::visit(instruction_list_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   383
  generate_c_il_c generate_c_il(s4o_ptr, scope, variable_prefix);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   384
  generate_c_il.generate(symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   385
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   386
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   387
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   388
void *generate_c_SFC_IL_ST_c::visit(statement_list_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   389
  generate_c_st_c generate_c_st(s4o_ptr, scope, variable_prefix);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   390
  generate_c_st.generate(symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   391
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   392
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   393
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   394
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   395
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   396
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   397
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   398
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   399
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   400
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   401
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   402
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   403
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   404
class generate_c_pous_c: public generate_c_typedecl_c {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   405
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   406
  public:
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   407
    generate_c_pous_c(stage4out_c *s4o_ptr, stage4out_c *s4o_incl_ptr)
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   408
      : generate_c_typedecl_c(s4o_ptr, s4o_incl_ptr) {};
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   409
    virtual ~generate_c_pous_c(void) {}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   410
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   411
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   412
  public:
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   413
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   414
/*************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   415
/* B.1 - Common elements */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   416
/*************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   417
/*******************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   418
/* B 1.1 - Letters, digits and identifiers */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   419
/*******************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   420
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   421
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   422
/*********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   423
/* B 1.2 - Constants */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   424
/*********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   425
  /* originally empty... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   426
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   427
/******************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   428
/* B 1.2.1 - Numeric Literals */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   429
/******************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   430
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   431
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   432
/*******************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   433
/* B.1.2.2   Character Strings */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   434
/*******************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   435
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   436
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   437
/***************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   438
/* B 1.2.3 - Time Literals */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   439
/***************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   440
/************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   441
/* B 1.2.3.1 - Duration */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   442
/************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   443
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   444
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   445
/************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   446
/* B 1.2.3.2 - Time of day and Date */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   447
/************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   448
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   449
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   450
/**********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   451
/* B.1.3 - Data types */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   452
/**********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   453
/***********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   454
/* B 1.3.1 - Elementary Data Types */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   455
/***********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   456
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   457
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   458
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   459
/* B.1.3.2 - Generic data types */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   460
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   461
  /* originally empty... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   462
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   463
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   464
/* B 1.3.3 - Derived data types */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   465
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   466
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   467
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   468
/*********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   469
/* B 1.4 - Variables */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   470
/*********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   471
  /* done in base class(es) */
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
/* B.1.4.1   Directly Represented Variables */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   475
/********************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   476
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   477
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   478
/*************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   479
/* B.1.4.2   Multi-element Variables */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   480
/*************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   481
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   482
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   483
/******************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   484
/* B 1.4.3 - Declaration & Initialisation */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   485
/******************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   486
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   487
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   488
/**************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   489
/* B.1.5 - Program organization units */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   490
/**************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   491
/***********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   492
/* B 1.5.1 - Functions */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   493
/***********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   494
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   495
public:
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   496
/*   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
   497
/* | 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
   498
void *visit(function_declaration_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   499
  generate_c_vardecl_c *vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   500
  TRACE("function_declaration_c");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   501
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   502
  /* (A) Function declaration... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   503
  /* (A.1) Function return type */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   504
  s4o.print("// FUNCTION\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   505
  symbol->type_name->accept(*this); /* return type */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   506
  s4o.print(" ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   507
  /* (A.2) Function name */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   508
  symbol->derived_function_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   509
  s4o.print("(");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   510
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   511
  /* (A.3) Function parameters */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   512
  s4o.indent_right();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   513
  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
   514
                                     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
   515
                                     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
   516
                                     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
   517
                                     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
   518
                                     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
   519
                                     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
   520
  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
   521
  delete vardecl;
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   522
  
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   523
  s4o.indent_left();
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   524
  
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   525
  s4o.print(")\n" + s4o.indent_spaces + "{\n");
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   526
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   527
  /* (B) Function local variable declaration */
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   528
  /* (B.1) Variables declared in ST source code */
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   529
  s4o.indent_right();
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   530
  
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   531
  vardecl = new generate_c_vardecl_c(&s4o,
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   532
                generate_c_vardecl_c::localinit_vf,
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   533
                generate_c_vardecl_c::output_vt   |
146
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   534
                generate_c_vardecl_c::inoutput_vt |
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   535
                generate_c_vardecl_c::private_vt  |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   536
                generate_c_vardecl_c::eno_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   537
  vardecl->print(symbol->var_declarations_list);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   538
  delete vardecl;
146
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   539
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   540
  /* (B.2) Temporary variable for function's return value */
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   541
  /* It will have the same name as the function itself! */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   542
  s4o.print(s4o.indent_spaces);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   543
  symbol->type_name->accept(*this); /* return type */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   544
  s4o.print(" ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   545
  symbol->derived_function_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   546
  s4o.print(" = ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   547
  {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   548
    /* get the default value of this variable's type */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   549
    symbol_c *default_value = (symbol_c *)symbol->type_name->accept(*type_initial_value_c::instance());
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   550
    if (default_value == NULL) ERROR;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   551
    default_value->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   552
  }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   553
  s4o.print(";\n\n");
146
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   554
  
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   555
  s4o.print(s4o.indent_spaces + "// Control execution\n");
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   556
  s4o.print(s4o.indent_spaces + "if (!EN) {\n");
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   557
  s4o.indent_right();
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   558
  s4o.print(s4o.indent_spaces + "if (__ENO != NULL) {\n");
146
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   559
  s4o.indent_right();
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   560
  s4o.print(s4o.indent_spaces + "*__ENO = __BOOL_LITERAL(FALSE);\n");
146
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   561
  s4o.indent_left();
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   562
  s4o.print(s4o.indent_spaces + "}\n");
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   563
  s4o.print(s4o.indent_spaces + "return ");
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   564
  symbol->derived_function_name->accept(*this);
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   565
  s4o.print(";\n");
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   566
  s4o.indent_left();
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   567
  s4o.print(s4o.indent_spaces + "}\n");
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   568
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   569
  /* (C) Function body */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   570
  generate_c_SFC_IL_ST_c generate_c_code(&s4o, symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   571
  symbol->function_body->accept(generate_c_code);
145
72ae82e65dbc Adding support for ouput variables in functions
lbessard
parents: 139
diff changeset
   572
  
72ae82e65dbc Adding support for ouput variables in functions
lbessard
parents: 139
diff changeset
   573
  vardecl = new generate_c_vardecl_c(&s4o,
72ae82e65dbc Adding support for ouput variables in functions
lbessard
parents: 139
diff changeset
   574
                generate_c_vardecl_c::foutputassign_vf,
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   575
                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
   576
                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
   577
                generate_c_vardecl_c::eno_vt);
145
72ae82e65dbc Adding support for ouput variables in functions
lbessard
parents: 139
diff changeset
   578
  vardecl->print(symbol->var_declarations_list);
72ae82e65dbc Adding support for ouput variables in functions
lbessard
parents: 139
diff changeset
   579
  delete vardecl;
72ae82e65dbc Adding support for ouput variables in functions
lbessard
parents: 139
diff changeset
   580
  
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   581
  s4o.print(s4o.indent_spaces + "return ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   582
  symbol->derived_function_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   583
  s4o.print(";\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   584
  s4o.indent_left();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   585
  s4o.print(s4o.indent_spaces + "}\n\n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   586
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   587
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   588
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   589
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   590
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   591
/* The remaining var_declarations_list_c, function_var_decls_c
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   592
 * and var2_init_decl_list_c are handled in the generate_c_vardecl_c class
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   593
 */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   594
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   595
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   596
/*****************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   597
/* B 1.5.2 - Function Blocks */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   598
/*****************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   599
public:
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   600
/*  FUNCTION_BLOCK derived_function_block_name io_OR_other_var_declarations function_block_body END_FUNCTION_BLOCK */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   601
//SYM_REF4(function_block_declaration_c, fblock_name, var_declarations, fblock_body, unused)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   602
void *visit(function_block_declaration_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   603
  generate_c_vardecl_c *vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   604
  generate_c_sfcdecl_c *sfcdecl;
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   605
  generate_c_typedecl_c *typedecl;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   606
  TRACE("function_block_declaration_c");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   607
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   608
  /* (A) Function Block data structure declaration... */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   609
  typedecl = new generate_c_typedecl_c(&s4o_incl);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   610
  /* (A.1) Data structure declaration */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   611
  s4o_incl.print("// FUNCTION_BLOCK ");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   612
  symbol->fblock_name->accept(*typedecl);
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   613
  s4o_incl.print("\n// Data part\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   614
  s4o_incl.print("typedef struct {\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   615
  s4o_incl.indent_right();
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   616
  /* (A.2) Public variables: i.e. the function parameters... */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   617
  s4o_incl.print(s4o_incl.indent_spaces + "// FB Interface - IN, OUT, IN_OUT variables\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   618
  vardecl = new generate_c_vardecl_c(&s4o_incl,
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   619
                                     generate_c_vardecl_c::local_vf,
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   620
                                     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
   621
                                     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
   622
                                     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
   623
                                     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
   624
                                     generate_c_vardecl_c::eno_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   625
  vardecl->print(symbol->var_declarations);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   626
  delete vardecl;
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   627
  s4o_incl.print("\n");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   628
  /* (A.3) Private internal variables */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   629
  s4o_incl.print(s4o_incl.indent_spaces + "// FB private variables - TEMP, private and located variables\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   630
  vardecl = new generate_c_vardecl_c(&s4o_incl,
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   631
                                     generate_c_vardecl_c::local_vf,
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   632
                                     generate_c_vardecl_c::temp_vt    |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   633
                                     generate_c_vardecl_c::private_vt |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   634
                                     generate_c_vardecl_c::located_vt |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   635
                                     generate_c_vardecl_c::external_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   636
  vardecl->print(symbol->var_declarations);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   637
  delete vardecl;
146
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   638
  
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   639
  /* (A.4) Generate private internal variables for SFC */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   640
  sfcdecl = new generate_c_sfcdecl_c(&s4o_incl, generate_c_sfcdecl_c::sfcdecl_sd);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   641
  sfcdecl->print(symbol->fblock_body);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   642
  delete sfcdecl;
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   643
  s4o_incl.print("\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   644
  
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   645
  /* (A.5) Function Block data structure type name. */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   646
  s4o_incl.indent_left();
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   647
  s4o_incl.print("} ");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   648
  symbol->fblock_name->accept(*typedecl);
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   649
  s4o_incl.print(";\n\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   650
  delete typedecl;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   651
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   652
  /* (B) Constructor */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   653
  /* (B.1) Constructor name... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   654
  s4o.print(s4o.indent_spaces + "void ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   655
  symbol->fblock_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   656
  s4o.print(FB_INIT_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   657
  s4o.print("(");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   658
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   659
  /* first and only parameter is a pointer to the data */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   660
  symbol->fblock_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   661
  s4o.print(" *");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   662
  s4o.print(FB_FUNCTION_PARAM);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   663
  s4o.print(") {\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   664
  s4o.indent_right();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   665
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   666
  /* (B.2) Member initializations... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   667
  s4o.print(s4o.indent_spaces);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   668
  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
   669
                                     generate_c_vardecl_c::constructorinit_vf,
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   670
                                     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
   671
                                     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
   672
                                     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
   673
                                     generate_c_vardecl_c::private_vt  |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   674
                                     generate_c_vardecl_c::located_vt  |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   675
                                     generate_c_vardecl_c::external_vt |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   676
                                     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
   677
                                     generate_c_vardecl_c::eno_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   678
  vardecl->print(symbol->var_declarations, NULL, FB_FUNCTION_PARAM"->");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   679
  delete vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   680
  s4o.print("\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   681
  /* (B.3) Generate private internal variables for SFC */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   682
  sfcdecl = new generate_c_sfcdecl_c(&s4o, generate_c_sfcdecl_c::sfcinit_sd);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   683
  sfcdecl->print(symbol->fblock_body, FB_FUNCTION_PARAM"->");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   684
  delete sfcdecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   685
  s4o.indent_left();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   686
  s4o.print(s4o.indent_spaces + "}\n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   687
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   688
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   689
  /* (C) Function with FB body */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   690
  /* (C.1) Step definitions */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   691
  sfcdecl = new generate_c_sfcdecl_c(&s4o, generate_c_sfcdecl_c::stepdef_sd);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   692
  sfcdecl->print(symbol->fblock_body);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   693
  delete sfcdecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   694
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   695
  /* (C.2) Action definitions */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   696
  sfcdecl = new generate_c_sfcdecl_c(&s4o, generate_c_sfcdecl_c::actiondef_sd);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   697
  sfcdecl->print(symbol->fblock_body);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   698
  delete sfcdecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   699
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   700
  /* (C.3) Function declaration */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   701
  s4o.print("// Code part\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   702
  /* function interface */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   703
  s4o.print("void ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   704
  symbol->fblock_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   705
  s4o.print(FB_FUNCTION_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   706
  s4o.print("(");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   707
  /* first and only parameter is a pointer to the data */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   708
  symbol->fblock_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   709
  s4o.print(" *");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   710
  s4o.print(FB_FUNCTION_PARAM);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   711
  s4o.print(") {\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   712
  s4o.indent_right();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   713
146
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   714
  s4o.print(s4o.indent_spaces + "// Control execution\n");
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   715
  s4o.print(s4o.indent_spaces + "if (!");
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   716
  s4o.print(FB_FUNCTION_PARAM);
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   717
  s4o.print("->EN) {\n");
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   718
  s4o.indent_right();
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   719
  s4o.print(s4o.indent_spaces);
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   720
  s4o.print(FB_FUNCTION_PARAM);
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   721
  s4o.print("->ENO = __BOOL_LITERAL(FALSE);\n");
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   722
  s4o.print(s4o.indent_spaces + "return;\n");
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   723
  s4o.indent_left();
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   724
  s4o.print(s4o.indent_spaces + "}\n");
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   725
  s4o.print(s4o.indent_spaces + "else {\n");
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   726
  s4o.indent_right();
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   727
  s4o.print(s4o.indent_spaces);
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   728
  s4o.print(FB_FUNCTION_PARAM);
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   729
  s4o.print("->ENO = __BOOL_LITERAL(TRUE);\n");
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   730
  s4o.indent_left();
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   731
  s4o.print(s4o.indent_spaces + "}\n");
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   732
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   733
  /* (C.4) Initialize TEMP variables */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   734
  /* function body */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   735
  s4o.print(s4o.indent_spaces + "// Initialise TEMP variables\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   736
  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
   737
                                     generate_c_vardecl_c::init_vf,
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   738
                                     generate_c_vardecl_c::temp_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   739
  vardecl->print(symbol->var_declarations, NULL,  FB_FUNCTION_PARAM"->");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   740
  delete vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   741
  s4o.print("\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   742
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   743
  /* (C.5) Function code */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   744
  generate_c_SFC_IL_ST_c generate_c_code(&s4o, symbol, FB_FUNCTION_PARAM"->");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   745
  symbol->fblock_body->accept(generate_c_code);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   746
  s4o.indent_left();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   747
  s4o.print(s4o.indent_spaces + "} // ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   748
  symbol->fblock_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   749
  s4o.print(FB_FUNCTION_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   750
  s4o.print(s4o.indent_spaces + "() \n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   751
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   752
  /* (C.6) Step undefinitions */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   753
  sfcdecl = new generate_c_sfcdecl_c(&s4o, generate_c_sfcdecl_c::stepundef_sd);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   754
  sfcdecl->print(symbol->fblock_body);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   755
  delete sfcdecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   756
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   757
  /* (C.7) Action undefinitions */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   758
  sfcdecl = new generate_c_sfcdecl_c(&s4o, generate_c_sfcdecl_c::actionundef_sd);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   759
  sfcdecl->print(symbol->fblock_body);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   760
  delete sfcdecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   761
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   762
  s4o.indent_left();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   763
  s4o.print("\n\n\n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   764
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   765
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   766
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   767
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   768
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   769
/* The remaining temp_var_decls_c, temp_var_decls_list_c
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   770
 * and non_retentive_var_decls_c are handled in the generate_c_vardecl_c class
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   771
 */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   772
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   773
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   774
/**********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   775
/* B 1.5.3 - Programs */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   776
/**********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   777
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   778
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   779
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   780
public:
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   781
/*  PROGRAM program_type_name program_var_declarations_list function_block_body END_PROGRAM */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   782
//SYM_REF4(program_declaration_c, program_type_name, var_declarations, function_block_body, unused)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   783
void *visit(program_declaration_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   784
  generate_c_vardecl_c *vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   785
  generate_c_sfcdecl_c *sfcdecl;
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   786
  generate_c_typedecl_c *typedecl;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   787
  TRACE("program_declaration_c");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   788
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   789
  /* (A) Program data structure declaration... */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   790
  typedecl = new generate_c_typedecl_c(&s4o_incl);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   791
  /* (A.1) Data structure declaration */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   792
  s4o_incl.print("// PROGRAM ");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   793
  symbol->program_type_name->accept(*typedecl);
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   794
  s4o_incl.print("\n// Data part\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   795
  s4o_incl.print("typedef struct {\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   796
  s4o_incl.indent_right();
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   797
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   798
  /* (A.2) Public variables: i.e. the program parameters... */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   799
  s4o_incl.print(s4o_incl.indent_spaces + "// PROGRAM Interface - IN, OUT, IN_OUT variables\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   800
  vardecl = new generate_c_vardecl_c(&s4o_incl,
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   801
                                     generate_c_vardecl_c::local_vf,
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   802
                                     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
   803
                                     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
   804
                                     generate_c_vardecl_c::inoutput_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   805
  vardecl->print(symbol->var_declarations);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   806
  delete vardecl;
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   807
  s4o_incl.print("\n");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   808
  /* (A.3) Private internal variables */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   809
  s4o_incl.print(s4o_incl.indent_spaces + "// PROGRAM private variables - TEMP, private and located variables\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   810
  vardecl = new generate_c_vardecl_c(&s4o_incl,
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   811
                generate_c_vardecl_c::local_vf,
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   812
                generate_c_vardecl_c::temp_vt    |
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   813
                generate_c_vardecl_c::private_vt |
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   814
                generate_c_vardecl_c::located_vt |
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   815
                generate_c_vardecl_c::external_vt);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   816
  vardecl->print(symbol->var_declarations);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   817
  delete vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   818
  /* (A.4) Generate private internal variables for SFC */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   819
  sfcdecl = new generate_c_sfcdecl_c(&s4o_incl, generate_c_sfcdecl_c::sfcdecl_sd);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   820
  sfcdecl->print(symbol->function_block_body);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   821
  delete sfcdecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   822
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   823
  /* (A.5) Program data structure type name. */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   824
  s4o_incl.indent_left();
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   825
  s4o_incl.print("} ");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   826
  symbol->program_type_name->accept(*typedecl);
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   827
  s4o_incl.print(";\n\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   828
  delete typedecl;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   829
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   830
  /* (B) Constructor */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   831
  /* (B.1) Constructor name... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   832
  s4o.print(s4o.indent_spaces + "void ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   833
  symbol->program_type_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   834
  s4o.print(FB_INIT_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   835
  s4o.print("(");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   836
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   837
  /* first and only parameter is a pointer to the data */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   838
  symbol->program_type_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   839
  s4o.print(" *");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   840
  s4o.print(FB_FUNCTION_PARAM);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   841
  s4o.print(") {\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   842
  s4o.indent_right();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   843
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   844
  /* (B.2) Member initializations... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   845
  s4o.print(s4o.indent_spaces);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   846
  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
   847
                                     generate_c_vardecl_c::constructorinit_vf,
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   848
                                     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
   849
                                     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
   850
                                     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
   851
                                     generate_c_vardecl_c::private_vt  |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   852
                                     generate_c_vardecl_c::located_vt  |
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   853
                                     generate_c_vardecl_c::external_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   854
  vardecl->print(symbol->var_declarations, NULL,  FB_FUNCTION_PARAM"->");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   855
  delete vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   856
  s4o.print("\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   857
  /* (B.3) Generate private internal variables for SFC */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   858
  sfcdecl = new generate_c_sfcdecl_c(&s4o, generate_c_sfcdecl_c::sfcinit_sd);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   859
  sfcdecl->print(symbol->function_block_body,FB_FUNCTION_PARAM"->");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   860
  delete sfcdecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   861
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   862
  s4o.indent_left();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   863
  s4o.print(s4o.indent_spaces + "}\n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   864
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   865
  /* (C) Function with PROGRAM body */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   866
  /* (C.1) Step definitions */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   867
  sfcdecl = new generate_c_sfcdecl_c(&s4o, generate_c_sfcdecl_c::stepdef_sd);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   868
  sfcdecl->print(symbol->function_block_body);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   869
  delete sfcdecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   870
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   871
  /* (C.2) Action definitions */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   872
  sfcdecl = new generate_c_sfcdecl_c(&s4o, generate_c_sfcdecl_c::actiondef_sd);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   873
  sfcdecl->print(symbol->function_block_body);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   874
  delete sfcdecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   875
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   876
  /* (C.3) Function declaration */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   877
  s4o.print("// Code part\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   878
  /* function interface */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   879
  s4o.print("void ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   880
  symbol->program_type_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   881
  s4o.print(FB_FUNCTION_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   882
  s4o.print("(");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   883
  /* first and only parameter is a pointer to the data */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   884
  symbol->program_type_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   885
  s4o.print(" *");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   886
  s4o.print(FB_FUNCTION_PARAM);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   887
  s4o.print(") {\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   888
  s4o.indent_right();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   889
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   890
  /* (C.4) Initialize TEMP variables */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   891
  /* function body */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   892
  s4o.print(s4o.indent_spaces + "// Initialise TEMP variables\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   893
  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
   894
                                     generate_c_vardecl_c::init_vf,
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   895
                                     generate_c_vardecl_c::temp_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   896
  vardecl->print(symbol->var_declarations, NULL,  FB_FUNCTION_PARAM"->");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   897
  delete vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   898
  s4o.print("\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   899
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   900
  /* (C.5) Function code */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   901
  generate_c_SFC_IL_ST_c generate_c_code(&s4o, symbol, FB_FUNCTION_PARAM"->");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   902
  symbol->function_block_body->accept(generate_c_code);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   903
  s4o.indent_left();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   904
  s4o.print(s4o.indent_spaces + "} // ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   905
  symbol->program_type_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   906
  s4o.print(FB_FUNCTION_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   907
  s4o.print(s4o.indent_spaces + "() \n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   908
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   909
  /* (C.6) Step undefinitions */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   910
  sfcdecl = new generate_c_sfcdecl_c(&s4o, generate_c_sfcdecl_c::stepundef_sd);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   911
  sfcdecl->print(symbol->function_block_body);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   912
  delete sfcdecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   913
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   914
  /* (C.7) Action undefinitions */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   915
  sfcdecl = new generate_c_sfcdecl_c(&s4o, generate_c_sfcdecl_c::actionundef_sd);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   916
  sfcdecl->print(symbol->function_block_body);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   917
  delete sfcdecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   918
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   919
  s4o.indent_left();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   920
  s4o.print("\n\n\n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   921
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   922
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   923
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   924
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   925
}; /* generate_c_pous_c */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   926
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   927
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   928
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   929
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   930
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   931
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   932
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   933
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   934
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   935
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   936
class generate_c_config_c: public generate_c_typedecl_c {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   937
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   938
    public:
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   939
    generate_c_config_c(stage4out_c *s4o_ptr)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   940
      : generate_c_typedecl_c(s4o_ptr) {};
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   941
    virtual ~generate_c_config_c(void) {}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   942
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   943
    typedef enum {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   944
      initprotos_dt,
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   945
      initdeclare_dt,
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   946
      runprotos_dt,
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   947
      rundeclare_dt
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   948
    } declaretype_t;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   949
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   950
    declaretype_t wanted_declaretype;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   951
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   952
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   953
/* B 1.7 Configuration elements */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   954
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   955
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   956
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   957
public:
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   958
/*
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   959
CONFIGURATION configuration_name
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   960
   optional_global_var_declarations
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   961
   (resource_declaration_list | single_resource_declaration)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   962
   optional_access_declarations
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   963
   optional_instance_specific_initializations
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   964
END_CONFIGURATION
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   965
*/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   966
/*
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   967
SYM_REF6(configuration_declaration_c, configuration_name, global_var_declarations, resource_declarations, access_declarations, instance_specific_initializations, unused)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   968
*/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   969
void *visit(configuration_declaration_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   970
  generate_c_vardecl_c *vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   971
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   972
  /* Insert the header... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   973
  s4o.print("/*******************************************/\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   974
  s4o.print("/*     FILE GENERATED BY iec2c             */\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   975
  s4o.print("/* Editing this file is not recommended... */\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   976
  s4o.print("/*******************************************/\n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   977
  s4o.print("#include \"iec_std_lib.h\"\n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   978
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   979
  /* (A) configuration declaration... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   980
  /* (A.1) configuration name in comment */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   981
  s4o.print("// CONFIGURATION ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   982
  symbol->configuration_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   983
  s4o.print("\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   984
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   985
  /* (A.2) Global variables */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   986
  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
   987
                                     generate_c_vardecl_c::local_vf,
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   988
                                     generate_c_vardecl_c::global_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   989
  vardecl->print(symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   990
  delete vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   991
  s4o.print("\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   992
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   993
  /* (B) Initialisation Function */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   994
  /* (B.1) Ressources initialisation protos... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   995
  wanted_declaretype = initprotos_dt;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   996
  symbol->resource_declarations->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   997
  s4o.print("\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   998
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   999
  /* (B.2) Initialisation function name... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1000
  s4o.print(s4o.indent_spaces + "void config");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1001
  s4o.print(FB_INIT_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1002
  s4o.print("(void) {\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1003
  s4o.indent_right();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1004
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1005
  /* (B.3) Global variables initializations... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1006
  s4o.print(s4o.indent_spaces);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1007
  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
  1008
                                     generate_c_vardecl_c::constructorinit_vf,
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1009
                                     generate_c_vardecl_c::global_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1010
  vardecl->print(symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1011
  delete vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1012
  s4o.print("\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1013
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1014
  /* (B.3) Resources initializations... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1015
  wanted_declaretype = initdeclare_dt;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1016
  symbol->resource_declarations->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1017
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1018
  s4o.indent_left();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1019
  s4o.print(s4o.indent_spaces + "}\n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1020
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1021
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1022
  /* (C) Run Function*/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1023
  /* (C.1) Resources run functions protos... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1024
  wanted_declaretype = runprotos_dt;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1025
  symbol->resource_declarations->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1026
  s4o.print("\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1027
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1028
  /* (C.2) Run function name... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1029
  s4o.print(s4o.indent_spaces + "void config");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1030
  s4o.print(FB_RUN_SUFFIX);
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
  1031
  s4o.print("(unsigned long tick) {\n");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1032
  s4o.indent_right();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1033
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1034
  /* (C.3) Resources initializations... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1035
  wanted_declaretype = rundeclare_dt;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1036
  symbol->resource_declarations->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1037
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1038
  /* (C.3) Close Public Function body */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1039
  s4o.indent_left();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1040
  s4o.print(s4o.indent_spaces + "}\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1041
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1042
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1043
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1044
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1045
void *visit(resource_declaration_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1046
  if (wanted_declaretype == initprotos_dt || wanted_declaretype == runprotos_dt) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1047
    s4o.print(s4o.indent_spaces + "void ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1048
    symbol->resource_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1049
    if (wanted_declaretype == initprotos_dt) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1050
      s4o.print(FB_INIT_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1051
      s4o.print("(void);\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1052
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1053
    else {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1054
      s4o.print(FB_RUN_SUFFIX);
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
  1055
      s4o.print("(unsigned long tick);\n");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1056
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1057
  }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1058
  if (wanted_declaretype == initdeclare_dt || wanted_declaretype == rundeclare_dt) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1059
    s4o.print(s4o.indent_spaces);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1060
    symbol->resource_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1061
    if (wanted_declaretype == initdeclare_dt) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1062
      s4o.print(FB_INIT_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1063
      s4o.print("();\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1064
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1065
    else {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1066
      s4o.print(FB_RUN_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1067
      s4o.print("(tick);\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1068
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1069
  }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1070
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1071
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1072
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1073
void *visit(single_resource_declaration_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1074
  if (wanted_declaretype == initprotos_dt || wanted_declaretype == runprotos_dt) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1075
    s4o.print(s4o.indent_spaces + "void RESOURCE");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1076
    if (wanted_declaretype == initprotos_dt) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1077
      s4o.print(FB_INIT_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1078
      s4o.print("(void);\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1079
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1080
    else {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1081
      s4o.print(FB_RUN_SUFFIX);
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
  1082
      s4o.print("(unsigned long tick);\n");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1083
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1084
  }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1085
  if (wanted_declaretype == initdeclare_dt || wanted_declaretype == rundeclare_dt) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1086
    s4o.print(s4o.indent_spaces + "RESOURCE");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1087
    if (wanted_declaretype == initdeclare_dt) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1088
      s4o.print(FB_INIT_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1089
      s4o.print("();\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1090
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1091
    else {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1092
      s4o.print(FB_RUN_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1093
      s4o.print("(tick);\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1094
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1095
  }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1096
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1097
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1098
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1099
};
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1100
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1101
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1102
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1103
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1104
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1105
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1106
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1107
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1108
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1109
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1110
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1111
class generate_c_resources_c: public generate_c_typedecl_c {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1112
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1113
  search_var_instance_decl_c *search_config_instance;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1114
  search_var_instance_decl_c *search_resource_instance;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1115
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1116
  private:
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1117
    /* The name of the resource curretnly being processed... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1118
    symbol_c *current_resource_name;
184
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1119
    symbol_c *current_task_name;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1120
    symbol_c *current_global_vars;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1121
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1122
  public:
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1123
    generate_c_resources_c(stage4out_c *s4o_ptr, symbol_c *config_scope, symbol_c *resource_scope, unsigned long time)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1124
      : generate_c_typedecl_c(s4o_ptr) {
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1125
      search_config_instance   = new search_var_instance_decl_c(config_scope);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1126
      search_resource_instance = new search_var_instance_decl_c(resource_scope);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1127
      common_ticktime = time;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1128
      current_resource_name = NULL;
184
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1129
      current_task_name = NULL;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1130
      current_global_vars = NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1131
    };
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1132
    virtual ~generate_c_resources_c(void) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1133
      delete search_config_instance;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1134
      delete search_resource_instance;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1135
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1136
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1137
    typedef enum {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1138
      declare_dt,
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1139
      init_dt,
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1140
      run_dt
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1141
    } declaretype_t;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1142
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1143
    declaretype_t wanted_declaretype;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1144
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1145
    unsigned long common_ticktime;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1146
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1147
    const char *current_program_name;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1148
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1149
    typedef enum {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1150
      assign_at,
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1151
      send_at
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1152
    } assigntype_t;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1153
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1154
    assigntype_t wanted_assigntype;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1155
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1156
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1157
/* B 1.7 Configuration elements */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1158
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1159
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1160
/*
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1161
RESOURCE resource_name ON resource_type_name
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1162
   optional_global_var_declarations
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1163
   single_resource_declaration
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1164
END_RESOURCE
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1165
*/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1166
// SYM_REF4(resource_declaration_c, resource_name, resource_type_name, global_var_declarations, resource_declaration)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1167
    void *visit(resource_declaration_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1168
      current_resource_name = symbol->resource_name;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1169
      current_global_vars = symbol->global_var_declarations;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1170
      
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1171
      symbol->resource_declaration->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1172
      
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1173
      current_resource_name = NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1174
      current_global_vars = NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1175
      return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1176
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1177
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1178
/* task_configuration_list program_configuration_list */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1179
// SYM_REF2(single_resource_declaration_c, task_configuration_list, program_configuration_list)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1180
    void *visit(single_resource_declaration_c *symbol) {
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1181
      bool single_resource = current_resource_name == NULL;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1182
      if (single_resource)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1183
        current_resource_name = new identifier_c("RESOURCE");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1184
      generate_c_vardecl_c *vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1185
      
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1186
      /* Insert the header... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1187
      s4o.print("/*******************************************/\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1188
      s4o.print("/*     FILE GENERATED BY iec2c             */\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1189
      s4o.print("/* Editing this file is not recommended... */\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1190
      s4o.print("/*******************************************/\n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1191
      s4o.print("#include \"iec_std_lib.h\"\n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1192
      
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1193
      /* (A) resource declaration... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1194
      /* (A.1) resource name in comment */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1195
      s4o.print("// RESOURCE ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1196
      current_resource_name->accept(*this);
120
74640e3c7f53 Bug with D and L action qualifier and timing management in SFC generated fixed
lbessard
parents: 112
diff changeset
  1197
      s4o.print("\n\n");
74640e3c7f53 Bug with D and L action qualifier and timing management in SFC generated fixed
lbessard
parents: 112
diff changeset
  1198
      
74640e3c7f53 Bug with D and L action qualifier and timing management in SFC generated fixed
lbessard
parents: 112
diff changeset
  1199
      s4o.print("extern int common_ticktime__;\n\n");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1200
       
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1201
      /* (A.2) Global variables... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1202
      if (current_global_vars != NULL) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1203
        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
  1204
                                           generate_c_vardecl_c::local_vf,
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1205
                                           generate_c_vardecl_c::global_vt,
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1206
                                           current_resource_name);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1207
        vardecl->print(current_global_vars);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1208
        delete vardecl;
120
74640e3c7f53 Bug with D and L action qualifier and timing management in SFC generated fixed
lbessard
parents: 112
diff changeset
  1209
        s4o.print("\n");
70
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
      /* (A.3) POUs inclusion */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1213
      s4o.print("#include \"POUS.h\"\n\n");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1214
      s4o.print("#include \"POUS.c\"\n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1215
      
184
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1216
      wanted_declaretype = declare_dt;
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1217
      
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1218
      /* (A.4) Resource programs declaration... */
184
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1219
      symbol->task_configuration_list->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1220
      
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1221
      /* (A.5) Resource programs declaration... */
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1222
      symbol->program_configuration_list->accept(*this);
184
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1223
      
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1224
      s4o.print("\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1225
      
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1226
      /* (B) resource initialisation function... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1227
      /* (B.1) initialisation function name... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1228
      s4o.print("void ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1229
      current_resource_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1230
      s4o.print(FB_INIT_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1231
      s4o.print("(void) {\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1232
      s4o.indent_right();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1233
      
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1234
      /* (B.2) Global variables initialisations... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1235
      if (current_global_vars != NULL) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1236
        s4o.print(s4o.indent_spaces);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1237
        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
  1238
                                           generate_c_vardecl_c::constructorinit_vf,
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1239
                                           generate_c_vardecl_c::global_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1240
        vardecl->print(current_global_vars);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1241
        delete vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1242
      }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1243
      s4o.print("\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1244
      
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1245
      wanted_declaretype = init_dt;
184
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1246
      
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1247
      /* (B.3) Tasks initialisations... */
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1248
      symbol->task_configuration_list->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1249
      
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1250
      /* (B.4) Resource programs initialisations... */
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1251
      symbol->program_configuration_list->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1252
      
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1253
      s4o.indent_left();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1254
      s4o.print("}\n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1255
      
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1256
      /* (C) Resource run function... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1257
      /* (C.1) Run function name... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1258
      s4o.print("void ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1259
      current_resource_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1260
      s4o.print(FB_RUN_SUFFIX);
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
  1261
      s4o.print("(unsigned long tick) {\n");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1262
      s4o.indent_right();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1263
      
184
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1264
      wanted_declaretype = run_dt;
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1265
      
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1266
      /* (C.2) Task management... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1267
      symbol->task_configuration_list->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1268
      
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1269
      /* (C.3) Program run declaration... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1270
      symbol->program_configuration_list->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1271
      
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1272
      s4o.indent_left();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1273
      s4o.print("}\n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1274
      
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1275
      if (single_resource) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1276
        delete current_resource_name;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1277
        current_resource_name = NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1278
      }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1279
      return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1280
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1281
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1282
/*  PROGRAM [RETAIN | NON_RETAIN] program_name [WITH task_name] ':' program_type_name ['(' prog_conf_elements ')'] */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1283
//SYM_REF6(program_configuration_c, retain_option, program_name, task_name, program_type_name, prog_conf_elements, unused)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1284
    void *visit(program_configuration_c *symbol) {
184
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1285
      switch (wanted_declaretype) {
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1286
        case declare_dt:
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1287
          s4o.print(s4o.indent_spaces);
184
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1288
          symbol->program_type_name->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1289
          s4o.print(" ");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1290
          current_resource_name->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1291
          s4o.print("__");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1292
          symbol->program_name->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1293
          s4o.print(";\n#define ");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1294
          symbol->program_name->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1295
          s4o.print(" ");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1296
          current_resource_name->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1297
          s4o.print("__");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1298
          symbol->program_name->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1299
          s4o.print("\n");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1300
          break;
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1301
        case init_dt:
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1302
          s4o.print(s4o.indent_spaces);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1303
          symbol->program_type_name->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1304
          s4o.print(FB_INIT_SUFFIX);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1305
          s4o.print("(&");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1306
          symbol->program_name->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1307
          s4o.print(");\n");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1308
          break;
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1309
        case run_dt:
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1310
          current_program_name = ((identifier_c*)(symbol->program_name))->value;
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1311
          if (symbol->task_name != NULL) {
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1312
            s4o.print(s4o.indent_spaces);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1313
            s4o.print("if (");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1314
            symbol->task_name->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1315
            s4o.print(") {\n");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1316
            s4o.indent_right(); 
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1317
          }
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1318
        
184
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1319
          wanted_assigntype = assign_at;
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1320
          if (symbol->prog_conf_elements != NULL)
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1321
            symbol->prog_conf_elements->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1322
          
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1323
          s4o.print(s4o.indent_spaces);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1324
          symbol->program_type_name->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1325
          s4o.print(FB_FUNCTION_SUFFIX);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1326
          s4o.print("(&");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1327
          symbol->program_name->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1328
          s4o.print(");\n");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1329
          
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1330
          wanted_assigntype = send_at;
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1331
          if (symbol->prog_conf_elements != NULL)
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1332
            symbol->prog_conf_elements->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1333
          
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1334
          if (symbol->task_name != NULL) {
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1335
            s4o.indent_left();
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1336
            s4o.print(s4o.indent_spaces + "}\n");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1337
          }
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1338
          break;
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1339
        default:
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1340
          break;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1341
      }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1342
      return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1343
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1344
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1345
/*  TASK task_name task_initialization */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1346
//SYM_REF2(task_configuration_c, task_name, task_initialization)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1347
    void *visit(task_configuration_c *symbol) {
184
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1348
      current_task_name = symbol->task_name;
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1349
      switch (wanted_declaretype) {
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1350
        case declare_dt:
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1351
          s4o.print(s4o.indent_spaces + "BOOL ");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1352
          current_task_name->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1353
          s4o.print(";\n");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1354
          symbol->task_initialization->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1355
          break;
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1356
        case init_dt:
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1357
          s4o.print(s4o.indent_spaces);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1358
          current_task_name->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1359
          s4o.print(" = __BOOL_LITERAL(FALSE);\n");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1360
          symbol->task_initialization->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1361
          break;
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1362
        case run_dt:
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1363
          symbol->task_initialization->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1364
          break;
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1365
        default:
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1366
          break;
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1367
      }
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1368
      current_task_name = NULL;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1369
      return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1370
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1371
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1372
/*  '(' [SINGLE ASSIGN data_source ','] [INTERVAL ASSIGN data_source ','] PRIORITY ASSIGN integer ')' */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1373
//SYM_REF4(task_initialization_c, single_data_source, interval_data_source, priority_data_source, unused)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1374
    void *visit(task_initialization_c *symbol) {
184
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1375
      switch (wanted_declaretype) {
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1376
        case declare_dt:
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1377
          if (symbol->single_data_source != NULL) {
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1378
            s4o.print(s4o.indent_spaces + "R_TRIG ");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1379
            current_task_name->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1380
            s4o.print("_R_TRIG;\n");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1381
          }
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1382
          break;
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1383
        case init_dt:
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1384
          if (symbol->single_data_source != NULL) {
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1385
            s4o.print(s4o.indent_spaces + "R_TRIG");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1386
            s4o.print(FB_INIT_SUFFIX);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1387
            s4o.print("(&");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1388
            current_task_name->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1389
            s4o.print("_R_TRIG);\n");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1390
          }
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1391
          break;
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1392
        case run_dt:
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1393
          if (symbol->single_data_source != NULL) {
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1394
            symbol_c *config_var_decl = NULL;
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1395
            symbol_c *res_var_decl = NULL;
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1396
            symbol_c *current_var_reference = ((global_var_reference_c *)(symbol->single_data_source))->global_var_name;
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1397
            res_var_decl = search_resource_instance->get_decl(current_var_reference);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1398
            if (res_var_decl == NULL) {
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1399
              config_var_decl = search_config_instance->get_decl(current_var_reference);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1400
              if (config_var_decl == NULL)
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1401
                ERROR;
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1402
              s4o.print(s4o.indent_spaces + "{extern ");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1403
              config_var_decl->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1404
              s4o.print(" *");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1405
              symbol->single_data_source->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1406
              s4o.print("; ");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1407
            }
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1408
            else
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1409
              s4o.print(s4o.indent_spaces);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1410
            current_task_name->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1411
            s4o.print("_R_TRIG.CLK = *");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1412
            symbol->single_data_source->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1413
            s4o.print(";");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1414
            if (config_var_decl != NULL)
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1415
              s4o.print("}");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1416
            s4o.print("\n");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1417
            s4o.print(s4o.indent_spaces + "R_TRIG");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1418
            s4o.print(FB_FUNCTION_SUFFIX);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1419
            s4o.print("(&");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1420
            current_task_name->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1421
            s4o.print("_R_TRIG);\n");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1422
            s4o.print(s4o.indent_spaces);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1423
            current_task_name->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1424
            s4o.print(" = ");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1425
            current_task_name->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1426
            s4o.print("_R_TRIG.Q");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1427
          }
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1428
          else {
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1429
            s4o.print(s4o.indent_spaces);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1430
            current_task_name->accept(*this);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1431
            s4o.print(" = ");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1432
            if (symbol->interval_data_source != NULL) {
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1433
              calculate_time_c calculate_time;
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1434
              symbol->interval_data_source->accept(calculate_time);
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1435
              unsigned long time = calculate_time.get_time();
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1436
              if (time != 0) {
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1437
                s4o.print("!(tick % ");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1438
                s4o.print_integer((int)(time / common_ticktime));
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1439
                s4o.print(")");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1440
              }
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1441
              else
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1442
                s4o.print("1");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1443
            }
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1444
            else 
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1445
              s4o.print("1");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1446
          }
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1447
          s4o.print(";\n");
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1448
          break;
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1449
        default:
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1450
          break;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1451
      }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1452
      return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1453
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1454
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1455
/*  any_symbolic_variable ASSIGN prog_data_source */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1456
//SYM_REF2(prog_cnxn_assign_c, symbolic_variable, prog_data_source)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1457
    void *visit(prog_cnxn_assign_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1458
      if (wanted_assigntype == assign_at) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1459
        symbol_c *var_decl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1460
        unsigned int vartype = 0;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1461
        symbol_c *current_var_reference = ((global_var_reference_c *)(symbol->prog_data_source))->global_var_name;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1462
        var_decl = search_resource_instance->get_decl(current_var_reference);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1463
        if (var_decl == NULL) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1464
          var_decl = search_config_instance->get_decl(current_var_reference);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1465
          if (var_decl == NULL)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1466
            ERROR;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1467
          else
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1468
            vartype = search_config_instance->get_vartype();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1469
        }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1470
        else
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1471
          vartype = search_resource_instance->get_vartype();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1472
        
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1473
        s4o.print(s4o.indent_spaces + "{extern ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1474
        var_decl->accept(*this);
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1475
        s4o.print(" *");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1476
        symbol->prog_data_source->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1477
        s4o.print("; ");
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1478
        s4o.printupper(current_program_name);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1479
        s4o.print(".");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1480
        symbol->symbolic_variable->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1481
        s4o.print(" = ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1482
        if (vartype || search_var_instance_decl_c::global_vt)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1483
          s4o.print("*");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1484
        symbol->prog_data_source->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1485
        s4o.print(";}\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1486
      }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1487
      return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1488
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1489
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1490
/* any_symbolic_variable SENDTO data_sink */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1491
//SYM_REF2(prog_cnxn_sendto_c, symbolic_variable, data_sink)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1492
    void *visit(prog_cnxn_sendto_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1493
      if (wanted_assigntype == send_at) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1494
        symbol_c *var_decl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1495
        unsigned int vartype = 0;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1496
        symbol_c *current_var_reference = ((global_var_reference_c *)(symbol->data_sink))->global_var_name;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1497
        var_decl = search_resource_instance->get_decl(current_var_reference);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1498
        if (var_decl == NULL) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1499
          var_decl = search_config_instance->get_decl(current_var_reference);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1500
          if (var_decl == NULL)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1501
            ERROR;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1502
          else
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1503
            vartype = search_config_instance->get_vartype();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1504
        }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1505
        else
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1506
          vartype = search_resource_instance->get_vartype();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1507
        
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1508
        s4o.print(s4o.indent_spaces + "{extern ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1509
        var_decl->accept(*this);
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
  1510
        s4o.print(" *");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1511
        symbol->data_sink->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1512
        s4o.print("; ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1513
        if (vartype || search_var_instance_decl_c::global_vt)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1514
          s4o.print("*");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1515