stage4/generate_c/generate_c.cc
author Mario de Sousa <msousa@fe.up.pt>
Fri, 29 Jul 2011 16:03:28 +0100
changeset 350 2c3c4dc34979
parent 330 d2facfcf485a
child 355 30db860bd3bd
permissions -rwxr-xr-x
Support for semantic verification of calls to standard functions.
This commit makes a fundamental change in the way standard functions are handled by the compiler.
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
     1
/*
267
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
     2
 *  matiec - a compiler for the programming languages defined in IEC 61131-3
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
     3
 *
267
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
     4
 *  Copyright (C) 2003-2011  Mario de Sousa (msousa@fe.up.pt)
279
c0453b7f99df Re-generated std lib related code, with updated headers, updated all forgotten headers
Edouard Tisserant
parents: 272
diff changeset
     5
 *  Copyright (C) 2007-2011  Laurent Bessard and Edouard Tisserant
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
     6
 *
267
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
     7
 *  This program is free software: you can redistribute it and/or modify
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
     8
 *  it under the terms of the GNU General Public License as published by
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
     9
 *  the Free Software Foundation, either version 3 of the License, or
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
    10
 *  (at your option) any later version.
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
    11
 *
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
    12
 *  This program is distributed in the hope that it will be useful,
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
    13
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
    14
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
    15
 *  GNU General Public License for more details.
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
    16
 *
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
    17
 *  You should have received a copy of the GNU General Public License
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
    18
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
    19
 *
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    20
 *
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    21
 * This code is made available on the understanding that it will not be
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    22
 * used in safety-critical situations without a full and competent review.
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    23
 */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    24
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    25
#include <string>
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    26
#include <iostream>
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    27
#include <sstream>
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    28
#include <typeinfo>
111
ee31ee39eaf6 Adding structure variable list generation module
lbessard
parents: 98
diff changeset
    29
#include <list>
139
668a54686827 added missing includes on some platform (gentoo/gcc-4.3.1)
etisserant
parents: 138
diff changeset
    30
#include <strings.h>
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    31
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    32
#include "../../util/symtable.hh"
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    33
#include "../../util/dsymtable.hh"
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    34
#include "../../absyntax/visitor.hh"
181
38d6eb056260 Moving absyntax utility files out from stage4/generate_c
mario
parents: 178
diff changeset
    35
#include "../../absyntax_utils/absyntax_utils.hh"
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    36
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    37
#include "../stage4.hh"
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    38
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    39
//#define DEBUG
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    40
#ifdef DEBUG
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    41
#define TRACE(classname) printf("\n____%s____\n",classname);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    42
#else
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    43
#define TRACE(classname)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    44
#endif
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    45
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    46
#define ERROR error_exit(__FILE__,__LINE__)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    47
/* function defined in main.cc */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    48
extern void error_exit(const char *file_name, int line_no);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    49
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    50
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    51
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    52
/* Unlike Programs and Configurations which get mapped onto C++ classes,
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    53
 * Function Blocks are mapped onto a C structure containing the variables, and
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    54
 * a C function containing the code in the FB's body. This is to allow direct allocation
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    55
 * of a FB variable (which is really an instance of the C data structure) to
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    56
 * a member of a union variable (note that classes with constructors cannot
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    57
 * be mebers of a union), which is done in IL when loading a FB onto IL's
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    58
 * default variable.
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    59
 *
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    60
 * So as not to clash the names of the C data structure and the C function,
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    61
 * the C structure is given a name identical to that of the FB name, whereas
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    62
 * the name of the function is the FB name with a constant string appended.
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    63
 * The value of that constant string which is appended is defined in the following
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    64
 * constant.
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    65
 * In order not to clash with any variable in the IL and ST source codem the
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    66
 * following constant should contain a double underscore, which is not allowed
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    67
 * in IL and ST.
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    68
 *
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    69
 * e.g.:  FUNTION_BLOCK TEST
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    70
 * is mapped onto a TEST data structure, and a TEST_body__ function.
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    71
 */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    72
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    73
#define FB_FUNCTION_SUFFIX "_body__"
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    74
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    75
/* Idem as body, but for initializer FB function */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    76
#define FB_INIT_SUFFIX "_init__"
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    77
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    78
/* Idem as body, but for run CONFIG and RESOURCE function */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    79
#define FB_RUN_SUFFIX "_run__"
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    80
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    81
/* The FB body function is passed as the only parameter a pointer to the FB data
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    82
 * structure instance. The name of this parameter is given by the following constant.
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    83
 * In order not to clash with any variable in the IL and ST source codem the
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    84
 * following constant should contain a double underscore, which is not allowed
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    85
 * in IL and ST.
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    86
 *
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    87
 * e.g.: the body of FUNTION_BLOCK TEST
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    88
 * is mapped onto the C function
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    89
 *  TEST_body__(TEST *data__)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    90
 */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    91
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    92
#define FB_FUNCTION_PARAM "data__"
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    93
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    94
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    95
#define SFC_STEP_ACTION_PREFIX "__SFC_"
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
    96
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
    97
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
    98
/* Variable declaration symbol for accessor macros */
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
    99
#define DECLARE_VAR "__DECLARE_VAR"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   100
#define DECLARE_GLOBAL "__DECLARE_GLOBAL"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   101
#define DECLARE_GLOBAL_LOCATION "__DECLARE_GLOBAL_LOCATION"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   102
#define DECLARE_GLOBAL_LOCATED "__DECLARE_GLOBAL_LOCATED"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   103
#define DECLARE_EXTERNAL "__DECLARE_EXTERNAL"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   104
#define DECLARE_LOCATED "__DECLARE_LOCATED"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   105
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   106
/* Variable declaration symbol for accessor macros */
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   107
#define INIT_VAR "__INIT_VAR"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   108
#define INIT_GLOBAL "__INIT_GLOBAL"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   109
#define INIT_GLOBAL_LOCATED "__INIT_GLOBAL_LOCATED"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   110
#define INIT_EXTERNAL "__INIT_EXTERNAL"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   111
#define INIT_LOCATED "__INIT_LOCATED"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   112
#define INIT_LOCATED_VALUE "__INIT_LOCATED_VALUE"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   113
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   114
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   115
/* Variable getter symbol for accessor macros */
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   116
#define GET_VAR "__GET_VAR"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   117
#define GET_EXTERNAL "__GET_EXTERNAL"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   118
#define GET_LOCATED "__GET_LOCATED"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   119
#define GET_VAR_BY_REF "__GET_VAR_BY_REF"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   120
#define GET_EXTERNAL_BY_REF "__GET_EXTERNAL_BY_REF"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   121
#define GET_LOCATED_BY_REF "__GET_LOCATED_BY_REF"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   122
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   123
/* Variable setter symbol for accessor macros */
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   124
#define SET_VAR "__SET_VAR"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   125
#define SET_EXTERNAL "__SET_EXTERNAL"
231
b8527b0abe75 Adding support for forcing global without perturbation from setting external
laurent
parents: 221
diff changeset
   126
#define SET_COMPLEX_EXTERNAL "__SET_COMPLEX_EXTERNAL"
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   127
#define SET_LOCATED "__SET_LOCATED"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   128
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   129
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   130
/* Generate a name for a temporary variable.
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   131
 * Each new name generated is appended a different number,
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   132
 * starting off from 0.
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   133
 * After calling reset(), the names will start off again from 0.
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   134
 */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   135
#define VAR_LEADER "__"
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   136
#define TEMP_VAR VAR_LEADER "TMP_"
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   137
#define SOURCE_VAR VAR_LEADER "SRC_"
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   138
283
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   139
/* please see the comment before the RET_operator_c visitor for details... */
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   140
#define END_LABEL VAR_LEADER "end"
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   141
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   142
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   143
/***********************************************************************/
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   144
/***********************************************************************/
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   145
/***********************************************************************/
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   146
/***********************************************************************/
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   147
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   148
#include "generate_c_base.cc"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   149
#include "generate_c_typedecl.cc"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   150
#include "generate_c_sfcdecl.cc"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   151
#include "generate_c_vardecl.cc"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   152
#include "generate_c_configbody.cc"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   153
#include "generate_location_list.cc"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   154
#include "generate_var_list.cc"
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   155
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   156
/***********************************************************************/
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   157
/***********************************************************************/
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   158
/***********************************************************************/
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   159
/***********************************************************************/
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   160
350
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   161
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   162
#include "generate_c.hh"
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   163
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   164
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   165
/***********************************************************************/
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   166
/***********************************************************************/
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   167
/***********************************************************************/
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   168
/***********************************************************************/
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   169
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   170
/* A helper class that prints out the identifiers for function calls to overloaded functions */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   171
/* Given a function declaration of the function being called, it 
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   172
 * will simply print out the returned data type,
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   173
 * followed by the data types of all input, output, and in_out parameters.
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   174
 *   for e.g.; 
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   175
 *     SIN( REAL) : REAL      -> prints out ->  REAL__REAL
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   176
 *     LEN( STRING) : INT     -> prints out ->  INT__STRING
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   177
 *     MUL(TIME, INT) : TIME  -> prints out ->  TIME__TIME__INT
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   178
 */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   179
class print_function_parameter_data_types_c: public generate_c_base_c {
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   180
  private:
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   181
    symbol_c *current_type;
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   182
    bool_type_name_c tmp_bool;
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   183
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   184
    void print_list(symbol_c *var_list, symbol_c *data_type) { 
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   185
      if (data_type != NULL) {
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   186
        /* print out the data type once for every variable! */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   187
        list_c *list = dynamic_cast<list_c *>(var_list);
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   188
        if (list == NULL) ERROR;  
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   189
        for (int i=0; i < list->n; i++) {
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   190
          s4o.print("__");
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   191
          data_type->accept(*this);
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   192
        }  
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   193
      }
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   194
    }
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   195
    
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   196
  public:
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   197
    print_function_parameter_data_types_c(stage4out_c *s4o_ptr): 
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   198
      generate_c_base_c(s4o_ptr)
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   199
      {current_type = NULL;}
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   200
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   201
    /**************************************/
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   202
    /* B.1.5 - Program organization units */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   203
    /**************************************/
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   204
    /***********************/
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   205
    /* B 1.5.1 - Functions */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   206
    /***********************/
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   207
    /*   FUNCTION derived_function_name ':' elementary_type_name io_OR_function_var_declarations_list function_body END_FUNCTION */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   208
    /* | FUNCTION derived_function_name ':' derived_type_name io_OR_function_var_declarations_list function_body END_FUNCTION */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   209
    void *visit(function_declaration_c *symbol) {
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   210
      symbol->type_name->accept(*this); /* return type */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   211
      symbol->var_declarations_list->accept(*this);
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   212
      return NULL;
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   213
    }
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   214
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   215
    /* already handled by iterator base class (note that generate_c_base_c inherits from iterator_c) */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   216
    //void *visit(var_declarations_list_c *symbol) {// iterate through list}
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   217
    
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   218
    /* already handled by iterator base class (note that generate_c_base_c inherits from iterator_c) */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   219
    //void *visit(input_declarations_c *symbol) {// iterate through list}
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   220
        
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   221
    /* already handled by iterator base class (note that generate_c_base_c inherits from iterator_c) */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   222
    //void *visit(input_declaration_list_c *symbol) {// iterate through list}
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   223
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   224
    void *visit(edge_declaration_c *symbol) {
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   225
      current_type = &tmp_bool; 
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   226
      symbol->var1_list->accept(*this);
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   227
      current_type = NULL; 
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   228
      return NULL;
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   229
    }
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   230
    
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   231
    /* We do NOT print out EN and ENO parameters! */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   232
    void *visit(en_param_declaration_c *symbol) {return NULL;}
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   233
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   234
    /* already handled by iterator base class (note that generate_c_base_c inherits from iterator_c) */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   235
    //void *visit(output_declarations_c *symbol) {// iterate through list}    
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   236
    
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   237
    /* already handled by iterator base class (note that generate_c_base_c inherits from iterator_c) */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   238
    //void *visit(var_init_decl_list_c *symbol) {// iterate through list}
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   239
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   240
    void *visit(simple_spec_init_c *symbol) {
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   241
      /* return the data type */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   242
      return symbol->simple_specification; 
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   243
    }
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   244
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   245
    /* currently we do not support data types defined in the declaration itself */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   246
    /* For now, sugest the user define a TYPE .. END_TYPE */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   247
    /* NOTE: although this class may also sometimes point to a previously_declared_subrange_type_name
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   248
     * we don't need this for now, so it is easier to just skip it allocation
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   249
     */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   250
    void *visit(subrange_spec_init_c *symbol) {return NULL;}
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   251
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   252
    /* currently we do not support data types defined in the declaration itself */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   253
    /* For now, sugest the user define a TYPE .. END_TYPE */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   254
    /* NOTE: although this class may also sometimes point to a previously_declared_enumerated_type_name
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   255
     * we don't need this for now, so it is easier to just skip it allocation
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   256
     */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   257
    void *visit(enumerated_spec_init_c *symbol) {return NULL;}
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   258
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   259
    /* currently we do not support data types defined in the declaration itself */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   260
    /* For now, sugest the user define a TYPE .. END_TYPE */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   261
    /* NOTE: although this class may also sometimes point to a previously_declared_array_type_name
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   262
     * we don't need this for now, so it is easier to just skip it allocation
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   263
     */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   264
    void *visit(array_var_init_decl_c *symbol) {return NULL;}
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   265
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   266
    /* currently we do not support data types defined in the declaration itself */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   267
    /* For now, sugest the user define a TYPE .. END_TYPE */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   268
    /* NOTE: although this class may also sometimes point to a previously_declared_structured_type_name
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   269
     * we don't need this for now, so it is easier to just skip it allocation
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   270
     */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   271
    void *visit(structured_var_init_decl_c *symbol) {return NULL;}
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   272
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   273
    /* We do NOT print out EN and ENO parameters! */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   274
    void *visit(eno_param_declaration_c *symbol) {return NULL;}
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   275
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   276
    /* already handled by iterator base class (note that generate_c_base_c inherits from iterator_c) */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   277
    //void *visit(input_output_declarations_c *symbol) {// iterate through list}    
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   278
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   279
    /* already handled by iterator base class (note that generate_c_base_c inherits from iterator_c) */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   280
    //void *visit(var_declaration_list_c *symbol) {iterate through list}
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   281
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   282
    void *visit(fb_name_decl_c *symbol) {
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   283
      print_list(symbol->fb_name_list, symbol->function_block_type_name); 
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   284
      return NULL;
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   285
    }
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   286
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   287
    void *visit(var1_init_decl_c *symbol) {
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   288
      print_list(symbol->var1_list, (symbol_c *)symbol->spec_init->accept(*this));
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   289
      return NULL;
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   290
    }
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   291
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   292
    /* currently we do not support data types defined in the declaration itself */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   293
    /* For now, sugest the user define a TYPE .. END_TYPE */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   294
    void *visit(array_var_declaration_c *symbol) {return NULL;}
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   295
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   296
    void *visit(structured_var_declaration_c *symbol) {
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   297
      current_type = symbol->structure_type_name; 
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   298
      symbol->var1_list->accept(*this);
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   299
      current_type = NULL; 
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   300
      return NULL;
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   301
    }
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   302
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   303
    /* currently we do not support data types defined in the declaration itself */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   304
    /* For now, sugest the user define a TYPE .. END_TYPE */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   305
    /* Note that this class is used for fixed length strings...
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   306
     *   STRING [ 42 ]
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   307
     */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   308
    void *visit(single_byte_string_var_declaration_c *symbol) {return NULL;}
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   309
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   310
    /* currently we do not support data types defined in the declaration itself */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   311
    /* For now, sugest the user define a TYPE .. END_TYPE */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   312
    /* Note that this class is used for fixed length strings...
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   313
     *   WSTRING [ 42 ]
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   314
     */
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   315
    void *visit(double_byte_string_var_declaration_c *symbol) {return NULL;}
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   316
};
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   317
    
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   318
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   319
/***********************************************************************/
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   320
/***********************************************************************/
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   321
/***********************************************************************/
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   322
/***********************************************************************/
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   323
2c3c4dc34979 Support for semantic verification of calls to standard functions.
Mario de Sousa <msousa@fe.up.pt>
parents: 330
diff changeset
   324
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   325
#include "generate_c_st.cc"
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   326
#include "generate_c_il.cc"
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   327
#include "generate_c_inlinefcall.cc"
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   328
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   329
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   330
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   331
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   332
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   333
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   334
#define MILLISECOND 1000000
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   335
#define SECOND 1000 * MILLISECOND
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   336
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   337
/* A helper class that knows how to generate code for both the IL and ST languages... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   338
class calculate_time_c: public iterator_visitor_c {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   339
  private:
210
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   340
    unsigned long long time;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   341
    float current_value;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   342
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   343
  public:
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   344
    calculate_time_c(void){time = 0;};
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   345
    
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
   346
    unsigned long long get_time(void) {return time;};
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   347
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   348
    void *get_integer_value(token_c *token) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   349
      std::string str = "";
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   350
      for (unsigned int i = 0; i < strlen(token->value); i++)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   351
        if (token->value[i] != '_')
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   352
          str += token->value[i];
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   353
      current_value = atof(str.c_str());
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   354
      return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   355
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   356
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   357
    void *get_float_value(token_c *token) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   358
      current_value = atof(token->value);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   359
      return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   360
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   361
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   362
/******************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   363
/* B 1.2.1 - Numeric Literals */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   364
/******************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   365
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   366
    void *visit(integer_c *symbol) {return get_integer_value(symbol);}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   367
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   368
/************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   369
/* B 1.2.3.1 - Duration */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   370
/************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   371
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   372
    /* SYM_REF2(duration_c, neg, interval) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   373
    void *visit(duration_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   374
      if (symbol->neg != NULL)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   375
        ERROR;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   376
      symbol->interval->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   377
      return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   378
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   379
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   380
    /* SYM_TOKEN(fixed_point_c) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   381
    void *visit(fixed_point_c *symbol) {return get_float_value(symbol);}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   382
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   383
    /* SYM_REF2(days_c, days, hours) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   384
    void *visit(days_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   385
      if (symbol->hours)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   386
        symbol->hours->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   387
      symbol->days->accept(*this);
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
   388
      time += (unsigned long long)(current_value * 24 * 3600 * SECOND);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   389
      return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   390
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   391
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   392
    /* SYM_REF2(hours_c, hours, minutes) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   393
    void *visit(hours_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   394
      if (symbol->minutes)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   395
        symbol->minutes->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   396
      symbol->hours->accept(*this);
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
   397
      time += (unsigned long long)(current_value * 3600 * SECOND);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   398
      return NULL;
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
    /* SYM_REF2(minutes_c, minutes, seconds) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   402
    void *visit(minutes_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   403
      if (symbol->seconds)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   404
        symbol->seconds->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   405
      symbol->minutes->accept(*this);
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
   406
      time += (unsigned long long)(current_value * 60 * SECOND);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   407
      return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   408
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   409
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   410
    /* SYM_REF2(seconds_c, seconds, milliseconds) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   411
    void *visit(seconds_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   412
      if (symbol->milliseconds)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   413
        symbol->milliseconds->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   414
      symbol->seconds->accept(*this);
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
   415
      time += (unsigned long long)(current_value * SECOND);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   416
      return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   417
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   418
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   419
    /* SYM_REF2(milliseconds_c, milliseconds, unused) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   420
    void *visit(milliseconds_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   421
      symbol->milliseconds->accept(*this);
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
   422
      time += (unsigned long long)(current_value * MILLISECOND);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   423
      return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   424
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   425
};
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   426
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   427
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   428
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   429
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   430
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   431
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   432
class calculate_common_ticktime_c: public iterator_visitor_c {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   433
  private:
210
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   434
    unsigned long long common_ticktime;
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   435
    unsigned long long least_common_ticktime;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   436
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   437
  public:
210
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   438
    calculate_common_ticktime_c(void){
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   439
      common_ticktime = 0;
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   440
      least_common_ticktime = 0;
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   441
    }
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   442
    
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   443
    unsigned long long euclide(unsigned long long a, unsigned long long b) {
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   444
      unsigned long long c = a % b;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   445
      if (c == 0)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   446
        return b;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   447
      else
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   448
        return euclide(b, c);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   449
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   450
    
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
   451
    void update_ticktime(unsigned long long time) {
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   452
      if (common_ticktime == 0)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   453
        common_ticktime = time;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   454
      else if (time > common_ticktime)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   455
        common_ticktime = euclide(time, common_ticktime);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   456
      else
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   457
        common_ticktime = euclide(common_ticktime, time);
210
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   458
      if (least_common_ticktime == 0)
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   459
        least_common_ticktime = time;
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   460
      else
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   461
        least_common_ticktime = (least_common_ticktime * time) / common_ticktime;
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   462
    }
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   463
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   464
    unsigned long long get_common_ticktime(void) {
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   465
      return common_ticktime;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   466
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   467
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
   468
    unsigned long get_greatest_tick_count(void) {
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   469
      unsigned long long least_common_tick = least_common_ticktime / common_ticktime;
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   470
      if (least_common_tick >> 32)
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   471
        ERROR;
237
cece842c7417 Adding support for using arrays in POU interface
laurent
parents: 234
diff changeset
   472
      return (unsigned long)(~(((unsigned long)-1) % (unsigned long)least_common_tick) + 1);
210
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   473
    }
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   474
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   475
/*  TASK task_name task_initialization */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   476
//SYM_REF2(task_configuration_c, task_name, task_initialization)  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   477
    void *visit(task_initialization_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   478
      calculate_time_c calculate_time;
210
8387cac2aba6 Adding support for forcing tick count to return to zero as the same time than all tasks firing are synchronized
laurent
parents: 202
diff changeset
   479
      unsigned long long time = 0;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   480
      if (symbol->interval_data_source != NULL) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   481
        symbol->interval_data_source->accept(calculate_time);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   482
        time = calculate_time.get_time();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   483
      }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   484
      if (time > 0)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   485
        update_ticktime(time);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   486
      return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   487
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   488
};    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   489
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   490
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   491
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   492
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   493
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   494
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   495
/* A helper class that knows how to generate code for the SFC, IL and ST languages... */
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   496
class generate_c_SFC_IL_ST_c: public null_visitor_c {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   497
  private:
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   498
    stage4out_c *s4o_ptr;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   499
    symbol_c *scope;
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   500
    symbol_c *fbname;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   501
    const char *variable_prefix;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   502
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   503
  public:
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   504
    generate_c_SFC_IL_ST_c(stage4out_c *s4o_ptr, symbol_c *name, symbol_c *scope, const char *variable_prefix = NULL);
267
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   505
    
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   506
    /********************/
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   507
    /* 2.1.6 - Pragmas  */
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   508
    /********************/
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   509
    void *visit(enable_code_generation_pragma_c * symbol)   {s4o_ptr->enable_output();  return NULL;}
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   510
    void *visit(disable_code_generation_pragma_c * symbol)  {s4o_ptr->disable_output(); return NULL;} 
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   511
    
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   512
    /*********************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   513
    /* B.1.6  Sequential function chart elements */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   514
    /*********************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   515
    /*| sequential_function_chart sfc_network*/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   516
    void *visit(sequential_function_chart_c * symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   517
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   518
    /****************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   519
    /* B.2 - Language IL (Instruction List) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   520
    /****************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   521
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   522
    /***********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   523
    /* B 2.1 Instructions and Operands */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   524
    /***********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   525
    /*| instruction_list il_instruction */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   526
    void *visit(instruction_list_c *symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   527
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   528
    /* Remainder implemented in generate_c_il_c... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   529
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   530
    /***************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   531
    /* B.3 - Language ST (Structured Text) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   532
    /***************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   533
    /***********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   534
    /* B 3.1 - Expressions */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   535
    /***********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   536
    /* Implemented in generate_c_st_c */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   537
    
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   538
    /********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   539
    /* B 3.2 Statements */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   540
    /********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   541
    void *visit(statement_list_c *symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   542
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   543
/* Remainder implemented in generate_c_st_c... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   544
};
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   545
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   546
#include "generate_c_sfc.cc"
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   547
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   548
generate_c_SFC_IL_ST_c::generate_c_SFC_IL_ST_c(stage4out_c *s4o_ptr, symbol_c *name, symbol_c *scope, const char *variable_prefix) {
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   549
  if (NULL == scope) ERROR;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   550
  this->s4o_ptr = s4o_ptr;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   551
  this->scope = scope;
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   552
  this->fbname = name;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   553
  this->variable_prefix = variable_prefix;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   554
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   555
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   556
void *generate_c_SFC_IL_ST_c::visit(sequential_function_chart_c * symbol) {
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   557
  generate_c_sfc_c generate_c_sfc(s4o_ptr, fbname, scope, variable_prefix);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   558
  generate_c_sfc.generate(symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   559
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   560
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   561
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   562
void *generate_c_SFC_IL_ST_c::visit(instruction_list_c *symbol) {
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   563
  generate_c_il_c generate_c_il(s4o_ptr, fbname, scope, variable_prefix);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   564
  generate_c_il.generate(symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   565
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   566
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   567
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   568
void *generate_c_SFC_IL_ST_c::visit(statement_list_c *symbol) {
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   569
  generate_c_st_c generate_c_st(s4o_ptr, fbname, scope, variable_prefix);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   570
  generate_c_st.generate(symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   571
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   572
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   573
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   574
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   575
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   576
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   577
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   578
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   579
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   580
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   581
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   582
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   583
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   584
class generate_c_pous_c: public generate_c_typedecl_c {
267
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   585
  private:
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   586
    stage4out_c *s4o_ptr;
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   587
    
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   588
  public:
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   589
    generate_c_pous_c(stage4out_c *s4o_ptr, stage4out_c *s4o_incl_ptr)
267
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   590
      : generate_c_typedecl_c(s4o_ptr, s4o_incl_ptr) {
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   591
      generate_c_pous_c::s4o_ptr = s4o_ptr;
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   592
    };
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   593
    virtual ~generate_c_pous_c(void) {}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   594
283
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   595
  private:
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   596
    void print_end_of_block_label(void) {
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   597
      /* Print and __end label for return statements!
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   598
       * If label is not used by at least one goto, compiler will generate a warning.
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   599
       * To work around this we introduce the useless goto.
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   600
       */
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   601
      s4o.print("\n");
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   602
      s4o.print(s4o.indent_spaces);
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   603
      s4o.print("/* to humour the compiler, we insert a goto */\n");
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   604
      s4o.print(s4o.indent_spaces);
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   605
      s4o.print("goto ");
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   606
      s4o.print(END_LABEL);
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   607
      s4o.print(";\n");
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   608
      s4o.indent_left();
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   609
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   610
      /* write the label marking the end of the code block */
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   611
      /* please see the comment before the RET_operator_c visitor for details... */
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   612
      /* also needed for return_statement_c */
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   613
      s4o.print("\n");
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   614
      s4o.print(s4o.indent_spaces);
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   615
      s4o.print(END_LABEL);
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   616
      s4o.print(":\n");
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   617
      s4o.indent_right();
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   618
    }
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   619
  
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   620
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   621
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   622
  public:
267
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   623
/********************/
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   624
/* 2.1.6 - Pragmas  */
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   625
/********************/
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   626
void *visit(enable_code_generation_pragma_c * symbol)   {s4o_ptr->enable_output();  return NULL;}
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
   627
void *visit(disable_code_generation_pragma_c * symbol)  {s4o_ptr->disable_output(); return NULL;} 
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   628
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   629
/*************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   630
/* B.1 - Common elements */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   631
/*************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   632
/*******************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   633
/* B 1.1 - Letters, digits and identifiers */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   634
/*******************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   635
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   636
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   637
/*********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   638
/* B 1.2 - Constants */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   639
/*********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   640
  /* originally empty... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   641
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   642
/******************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   643
/* B 1.2.1 - Numeric Literals */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   644
/******************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   645
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   646
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   647
/*******************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   648
/* B.1.2.2   Character Strings */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   649
/*******************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   650
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   651
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   652
/***************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   653
/* B 1.2.3 - Time Literals */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   654
/***************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   655
/************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   656
/* B 1.2.3.1 - Duration */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   657
/************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   658
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   659
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   660
/************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   661
/* B 1.2.3.2 - Time of day and Date */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   662
/************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   663
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   664
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.1.3 - Data types */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   667
/**********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   668
/***********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   669
/* B 1.3.1 - Elementary Data Types */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   670
/***********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   671
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   672
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   673
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   674
/* B.1.3.2 - Generic data types */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   675
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   676
  /* originally empty... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   677
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   678
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   679
/* B 1.3.3 - Derived data types */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   680
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   681
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   682
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   683
/*********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   684
/* B 1.4 - Variables */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   685
/*********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   686
  /* done in base class(es) */
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
/* B.1.4.1   Directly Represented Variables */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   690
/********************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   691
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   692
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   693
/*************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   694
/* B.1.4.2   Multi-element Variables */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   695
/*************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   696
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   697
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   698
/******************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   699
/* B 1.4.3 - Declaration & Initialisation */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   700
/******************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   701
  /* done in base class(es) */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   702
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   703
/**************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   704
/* B.1.5 - Program organization units */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   705
/**************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   706
/***********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   707
/* B 1.5.1 - Functions */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   708
/***********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   709
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   710
public:
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   711
/*   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
   712
/* | 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
   713
void *visit(function_declaration_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   714
  generate_c_vardecl_c *vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   715
  TRACE("function_declaration_c");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   716
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   717
  /* (A) Function declaration... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   718
  /* (A.1) Function return type */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   719
  s4o.print("// FUNCTION\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   720
  symbol->type_name->accept(*this); /* return type */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   721
  s4o.print(" ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   722
  /* (A.2) Function name */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   723
  symbol->derived_function_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   724
  s4o.print("(");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   725
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   726
  /* (A.3) Function parameters */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   727
  s4o.indent_right();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   728
  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
   729
                                     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
   730
                                     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
   731
                                     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
   732
                                     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
   733
                                     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
   734
                                     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
   735
  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
   736
  delete vardecl;
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   737
  
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   738
  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
   739
  
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   740
  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
   741
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   742
  /* (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
   743
  /* (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
   744
  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
   745
  
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   746
  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
   747
                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
   748
                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
   749
                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
   750
                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
   751
                generate_c_vardecl_c::eno_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   752
  vardecl->print(symbol->var_declarations_list);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   753
  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
   754
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   755
  /* (B.2) Temporary variable for function's return value */
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   756
  /* It will have the same name as the function itself! */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   757
  s4o.print(s4o.indent_spaces);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   758
  symbol->type_name->accept(*this); /* return type */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   759
  s4o.print(" ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   760
  symbol->derived_function_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   761
  s4o.print(" = ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   762
  {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   763
    /* get the default value of this variable's type */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   764
    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
   765
    if (default_value == NULL) ERROR;
318
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   766
    initialization_analyzer_c initialization_analyzer(default_value);
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   767
    switch (initialization_analyzer.get_initialization_type()) {
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   768
      case initialization_analyzer_c::struct_it:
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   769
        {
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   770
          generate_c_structure_initialization_c *structure_initialization = new generate_c_structure_initialization_c(&s4o);
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   771
          structure_initialization->init_structure_default(symbol->type_name);
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   772
          structure_initialization->init_structure_values(default_value);
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   773
          delete structure_initialization;
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   774
        }
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   775
    	break;
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   776
      case initialization_analyzer_c::array_it:
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   777
        {
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   778
    	  generate_c_array_initialization_c *array_initialization = new generate_c_array_initialization_c(&s4o);
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   779
    	  array_initialization->init_array_size(symbol->type_name);
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   780
    	  array_initialization->init_array_values(default_value);
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   781
    	  delete array_initialization;
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   782
        }
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   783
    	break;
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   784
      default:
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   785
        default_value->accept(*this);
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   786
        break;
746a357b8747 Fix bug when generating initial value for function return type when it is a complex type
laurent
parents: 283
diff changeset
   787
    }
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   788
  }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   789
  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
   790
  
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   791
  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
   792
  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
   793
  s4o.indent_right();
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   794
  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
   795
  s4o.indent_right();
202
da1a8186f86f Initial (very rough) version of semantic checker (stage3)
Catarina Boucinha <ccb@fe.up.pt>
parents: 189
diff changeset
   796
  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
   797
  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
   798
  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
   799
  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
   800
  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
   801
  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
   802
  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
   803
  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
   804
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   805
  /* (C) Function body */
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   806
  generate_c_SFC_IL_ST_c generate_c_code(&s4o, symbol->derived_function_name, symbol);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   807
  symbol->function_body->accept(generate_c_code);
145
72ae82e65dbc Adding support for ouput variables in functions
lbessard
parents: 139
diff changeset
   808
  
283
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   809
  print_end_of_block_label();
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   810
  
145
72ae82e65dbc Adding support for ouput variables in functions
lbessard
parents: 139
diff changeset
   811
  vardecl = new generate_c_vardecl_c(&s4o,
72ae82e65dbc Adding support for ouput variables in functions
lbessard
parents: 139
diff changeset
   812
                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
   813
                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
   814
                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
   815
                generate_c_vardecl_c::eno_vt);
145
72ae82e65dbc Adding support for ouput variables in functions
lbessard
parents: 139
diff changeset
   816
  vardecl->print(symbol->var_declarations_list);
72ae82e65dbc Adding support for ouput variables in functions
lbessard
parents: 139
diff changeset
   817
  delete vardecl;
72ae82e65dbc Adding support for ouput variables in functions
lbessard
parents: 139
diff changeset
   818
  
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   819
  s4o.print(s4o.indent_spaces + "return ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   820
  symbol->derived_function_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   821
  s4o.print(";\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   822
  s4o.indent_left();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   823
  s4o.print(s4o.indent_spaces + "}\n\n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   824
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   825
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   826
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   827
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   828
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   829
/* The remaining var_declarations_list_c, function_var_decls_c
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   830
 * 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
   831
 */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   832
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   833
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   834
/*****************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   835
/* B 1.5.2 - Function Blocks */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   836
/*****************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   837
public:
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   838
/*  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
   839
//SYM_REF4(function_block_declaration_c, fblock_name, var_declarations, fblock_body, unused)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   840
void *visit(function_block_declaration_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   841
  generate_c_vardecl_c *vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   842
  generate_c_sfcdecl_c *sfcdecl;
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   843
  generate_c_typedecl_c *typedecl;
234
e4d31cd0e6d8 Using function_call_iterator in generate_c_inlinefcall instead of creating a new visitor
laurent
parents: 231
diff changeset
   844
  generate_c_inlinefcall_c *inlinedecl;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   845
  TRACE("function_block_declaration_c");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   846
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   847
  /* (A) Function Block data structure declaration... */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   848
  typedecl = new generate_c_typedecl_c(&s4o_incl);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   849
  /* (A.1) Data structure declaration */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   850
  s4o_incl.print("// FUNCTION_BLOCK ");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   851
  symbol->fblock_name->accept(*typedecl);
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   852
  s4o_incl.print("\n// Data part\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   853
  s4o_incl.print("typedef struct {\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   854
  s4o_incl.indent_right();
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   855
  /* (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
   856
  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
   857
  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
   858
                                     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
   859
                                     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
   860
                                     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
   861
                                     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
   862
                                     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
   863
                                     generate_c_vardecl_c::eno_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   864
  vardecl->print(symbol->var_declarations);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   865
  delete vardecl;
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   866
  s4o_incl.print("\n");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   867
  /* (A.3) Private internal variables */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   868
  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
   869
  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
   870
                                     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
   871
                                     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
   872
                                     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
   873
                                     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
   874
                                     generate_c_vardecl_c::external_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   875
  vardecl->print(symbol->var_declarations);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   876
  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
   877
  
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   878
  /* (A.4) Generate private internal variables for SFC */
244
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
   879
  sfcdecl = new generate_c_sfcdecl_c(&s4o_incl, symbol);
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
   880
  sfcdecl->generate(symbol->fblock_body, generate_c_sfcdecl_c::sfcdecl_sd);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   881
  delete sfcdecl;
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   882
  s4o_incl.print("\n");
244
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
   883
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   884
  /* (A.5) Function Block data structure type name. */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   885
  s4o_incl.indent_left();
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   886
  s4o_incl.print("} ");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   887
  symbol->fblock_name->accept(*typedecl);
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   888
  s4o_incl.print(";\n\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
   889
  delete typedecl;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   890
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   891
  /* (A.6) Function Block inline function declaration for function invocation */
234
e4d31cd0e6d8 Using function_call_iterator in generate_c_inlinefcall instead of creating a new visitor
laurent
parents: 231
diff changeset
   892
  inlinedecl = new generate_c_inlinefcall_c(&s4o, symbol->fblock_name, symbol, FB_FUNCTION_PARAM"->");
e4d31cd0e6d8 Using function_call_iterator in generate_c_inlinefcall instead of creating a new visitor
laurent
parents: 231
diff changeset
   893
  inlinedecl->print(symbol->fblock_body);
e4d31cd0e6d8 Using function_call_iterator in generate_c_inlinefcall instead of creating a new visitor
laurent
parents: 231
diff changeset
   894
  delete inlinedecl;
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   895
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   896
  /* (B) Constructor */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   897
  /* (B.1) Constructor name... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   898
  s4o.print(s4o.indent_spaces + "void ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   899
  symbol->fblock_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   900
  s4o.print(FB_INIT_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   901
  s4o.print("(");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   902
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   903
  /* first and only parameter is a pointer to the data */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   904
  symbol->fblock_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   905
  s4o.print(" *");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   906
  s4o.print(FB_FUNCTION_PARAM);
221
c6aed7e5f070 Adding support for flags on Function Block variables for marking which variable must be debugged, retained or is forced
laurent
parents: 217
diff changeset
   907
  s4o.print(", BOOL retain) {\n");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   908
  s4o.indent_right();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   909
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   910
  /* (B.2) Member initializations... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   911
  s4o.print(s4o.indent_spaces);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   912
  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
   913
                                     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
   914
                                     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
   915
                                     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
   916
                                     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
   917
                                     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
   918
                                     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
   919
                                     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
   920
                                     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
   921
                                     generate_c_vardecl_c::eno_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   922
  vardecl->print(symbol->var_declarations, NULL, FB_FUNCTION_PARAM"->");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   923
  delete vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   924
  s4o.print("\n");
244
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
   925
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
   926
  sfcdecl = new generate_c_sfcdecl_c(&s4o, symbol, FB_FUNCTION_PARAM"->");
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
   927
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   928
  /* (B.3) Generate private internal variables for SFC */
244
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
   929
  sfcdecl->generate(symbol->fblock_body, generate_c_sfcdecl_c::sfcinit_sd);
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
   930
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   931
  s4o.indent_left();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   932
  s4o.print(s4o.indent_spaces + "}\n\n");
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
  /* (C) Function with FB body */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   936
  /* (C.1) Step definitions */
244
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
   937
  sfcdecl->generate(symbol->fblock_body, generate_c_sfcdecl_c::stepdef_sd);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   938
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   939
  /* (C.2) Action definitions */
244
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
   940
  sfcdecl->generate(symbol->fblock_body, generate_c_sfcdecl_c::actiondef_sd);
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
   941
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   942
  /* (C.3) Function declaration */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   943
  s4o.print("// Code part\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   944
  /* function interface */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   945
  s4o.print("void ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   946
  symbol->fblock_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   947
  s4o.print(FB_FUNCTION_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   948
  s4o.print("(");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   949
  /* first and only parameter is a pointer to the data */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   950
  symbol->fblock_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   951
  s4o.print(" *");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   952
  s4o.print(FB_FUNCTION_PARAM);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   953
  s4o.print(") {\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   954
  s4o.indent_right();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   955
146
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   956
  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
   957
  s4o.print(s4o.indent_spaces + "if (!");
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   958
  s4o.print(GET_VAR);
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   959
  s4o.print("(");
146
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   960
  s4o.print(FB_FUNCTION_PARAM);
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   961
  s4o.print("->EN)) {\n");
146
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   962
  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
   963
  s4o.print(s4o.indent_spaces);
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   964
  s4o.print(SET_VAR);
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   965
  s4o.print("(");
146
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   966
  s4o.print(FB_FUNCTION_PARAM);
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   967
  s4o.print("->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
   968
  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
   969
  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
   970
  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
   971
  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
   972
  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
   973
  s4o.print(s4o.indent_spaces);
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   974
  s4o.print(SET_VAR);
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   975
  s4o.print("(");
146
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   976
  s4o.print(FB_FUNCTION_PARAM);
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   977
  s4o.print("->ENO,__BOOL_LITERAL(TRUE));\n");
146
eef5e62048c7 Adding support for EN/ENO params in function and function blocks (standard function not supported yet)
lbessard
parents: 145
diff changeset
   978
  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
   979
  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
   980
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   981
  /* (C.4) Initialize TEMP variables */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   982
  /* function body */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   983
  s4o.print(s4o.indent_spaces + "// Initialise TEMP variables\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   984
  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
   985
                                     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
   986
                                     generate_c_vardecl_c::temp_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   987
  vardecl->print(symbol->var_declarations, NULL,  FB_FUNCTION_PARAM"->");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   988
  delete vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   989
  s4o.print("\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   990
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   991
  /* (C.5) Function code */
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
   992
  generate_c_SFC_IL_ST_c generate_c_code(&s4o, symbol->fblock_name, symbol, FB_FUNCTION_PARAM"->");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   993
  symbol->fblock_body->accept(generate_c_code);
283
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
   994
  print_end_of_block_label();
330
d2facfcf485a Fix warning on nop statement at the end of function_block and program generated code
laurent
parents: 318
diff changeset
   995
  s4o.print(s4o.indent_spaces + "return;\n");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   996
  s4o.indent_left();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   997
  s4o.print(s4o.indent_spaces + "} // ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   998
  symbol->fblock_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
   999
  s4o.print(FB_FUNCTION_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1000
  s4o.print(s4o.indent_spaces + "() \n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1001
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1002
  /* (C.6) Step undefinitions */
244
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1003
  sfcdecl->generate(symbol->fblock_body, generate_c_sfcdecl_c::stepundef_sd);
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1004
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1005
  /* (C.7) Action undefinitions */
244
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1006
  sfcdecl->generate(symbol->fblock_body, generate_c_sfcdecl_c::actionundef_sd);
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1007
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1008
  delete sfcdecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1009
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1010
  s4o.indent_left();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1011
  s4o.print("\n\n\n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1012
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1013
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1014
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1015
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1016
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1017
/* The remaining temp_var_decls_c, temp_var_decls_list_c
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1018
 * 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
  1019
 */
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
/**********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1023
/* B 1.5.3 - Programs */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1024
/**********************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1025
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1026
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1027
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1028
public:
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1029
/*  PROGRAM program_type_name program_var_declarations_list function_block_body END_PROGRAM */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1030
//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
  1031
void *visit(program_declaration_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1032
  generate_c_vardecl_c *vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1033
  generate_c_sfcdecl_c *sfcdecl;
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1034
  generate_c_typedecl_c *typedecl;
234
e4d31cd0e6d8 Using function_call_iterator in generate_c_inlinefcall instead of creating a new visitor
laurent
parents: 231
diff changeset
  1035
  generate_c_inlinefcall_c *inlinedecl;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1036
  TRACE("program_declaration_c");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1037
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1038
  /* (A) Program data structure declaration... */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1039
  typedecl = new generate_c_typedecl_c(&s4o_incl);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1040
  /* (A.1) Data structure declaration */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1041
  s4o_incl.print("// PROGRAM ");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1042
  symbol->program_type_name->accept(*typedecl);
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1043
  s4o_incl.print("\n// Data part\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1044
  s4o_incl.print("typedef struct {\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1045
  s4o_incl.indent_right();
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1046
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1047
  /* (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
  1048
  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
  1049
  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
  1050
                                     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
  1051
                                     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
  1052
                                     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
  1053
                                     generate_c_vardecl_c::inoutput_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1054
  vardecl->print(symbol->var_declarations);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1055
  delete vardecl;
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1056
  s4o_incl.print("\n");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1057
  /* (A.3) Private internal variables */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1058
  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
  1059
  vardecl = new generate_c_vardecl_c(&s4o_incl,
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1060
                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
  1061
                generate_c_vardecl_c::temp_vt    |
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1062
                generate_c_vardecl_c::private_vt |
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1063
                generate_c_vardecl_c::located_vt |
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1064
                generate_c_vardecl_c::external_vt);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1065
  vardecl->print(symbol->var_declarations);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1066
  delete vardecl;
244
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1067
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1068
  /* (A.4) Generate private internal variables for SFC */
244
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1069
  sfcdecl = new generate_c_sfcdecl_c(&s4o_incl, symbol);
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1070
  sfcdecl->generate(symbol->function_block_body, generate_c_sfcdecl_c::sfcdecl_sd);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1071
  delete sfcdecl;
244
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1072
  s4o_incl.print("\n");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1073
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1074
  /* (A.5) Program data structure type name. */
121
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1075
  s4o_incl.indent_left();
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1076
  s4o_incl.print("} ");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1077
  symbol->program_type_name->accept(*typedecl);
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1078
  s4o_incl.print(";\n\n");
9e8ce092e169 Adding support for POU struct definition in POUS.h
lbessard
parents: 120
diff changeset
  1079
  delete typedecl;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1080
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
  1081
  /* (A.6) Function Block inline function declaration for function invocation */
234
e4d31cd0e6d8 Using function_call_iterator in generate_c_inlinefcall instead of creating a new visitor
laurent
parents: 231
diff changeset
  1082
  inlinedecl = new generate_c_inlinefcall_c(&s4o, symbol->program_type_name, symbol, FB_FUNCTION_PARAM"->");
e4d31cd0e6d8 Using function_call_iterator in generate_c_inlinefcall instead of creating a new visitor
laurent
parents: 231
diff changeset
  1083
  inlinedecl->print(symbol->function_block_body);
e4d31cd0e6d8 Using function_call_iterator in generate_c_inlinefcall instead of creating a new visitor
laurent
parents: 231
diff changeset
  1084
  delete inlinedecl;
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
  1085
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1086
  /* (B) Constructor */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1087
  /* (B.1) Constructor name... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1088
  s4o.print(s4o.indent_spaces + "void ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1089
  symbol->program_type_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1090
  s4o.print(FB_INIT_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1091
  s4o.print("(");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1092
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1093
  /* first and only parameter is a pointer to the data */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1094
  symbol->program_type_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1095
  s4o.print(" *");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1096
  s4o.print(FB_FUNCTION_PARAM);
221
c6aed7e5f070 Adding support for flags on Function Block variables for marking which variable must be debugged, retained or is forced
laurent
parents: 217
diff changeset
  1097
  s4o.print(", BOOL retain) {\n");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1098
  s4o.indent_right();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1099
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1100
  /* (B.2) Member initializations... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1101
  s4o.print(s4o.indent_spaces);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1102
  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
  1103
                                     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
  1104
                                     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
  1105
                                     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
  1106
                                     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
  1107
                                     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
  1108
                                     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
  1109
                                     generate_c_vardecl_c::external_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1110
  vardecl->print(symbol->var_declarations, NULL,  FB_FUNCTION_PARAM"->");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1111
  delete vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1112
  s4o.print("\n");
244
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1113
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1114
  sfcdecl = new generate_c_sfcdecl_c(&s4o, symbol, FB_FUNCTION_PARAM"->");
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1115
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1116
  /* (B.3) Generate private internal variables for SFC */
244
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1117
  sfcdecl->generate(symbol->function_block_body, generate_c_sfcdecl_c::sfcinit_sd);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1118
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1119
  s4o.indent_left();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1120
  s4o.print(s4o.indent_spaces + "}\n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1121
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1122
  /* (C) Function with PROGRAM body */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1123
  /* (C.1) Step definitions */
244
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1124
  sfcdecl->generate(symbol->function_block_body, generate_c_sfcdecl_c::stepdef_sd);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1125
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1126
  /* (C.2) Action definitions */
244
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1127
  sfcdecl->generate(symbol->function_block_body, generate_c_sfcdecl_c::actiondef_sd);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1128
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1129
  /* (C.3) Function declaration */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1130
  s4o.print("// Code part\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1131
  /* function interface */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1132
  s4o.print("void ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1133
  symbol->program_type_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1134
  s4o.print(FB_FUNCTION_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1135
  s4o.print("(");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1136
  /* first and only parameter is a pointer to the data */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1137
  symbol->program_type_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1138
  s4o.print(" *");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1139
  s4o.print(FB_FUNCTION_PARAM);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1140
  s4o.print(") {\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1141
  s4o.indent_right();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1142
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1143
  /* (C.4) Initialize TEMP variables */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1144
  /* function body */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1145
  s4o.print(s4o.indent_spaces + "// Initialise TEMP variables\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1146
  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
  1147
                                     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
  1148
                                     generate_c_vardecl_c::temp_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1149
  vardecl->print(symbol->var_declarations, NULL,  FB_FUNCTION_PARAM"->");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1150
  delete vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1151
  s4o.print("\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1152
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1153
  /* (C.5) Function code */
217
f5dfadf5de54 Adding support for declare, init, get and set macros
laurent
parents: 210
diff changeset
  1154
  generate_c_SFC_IL_ST_c generate_c_code(&s4o, symbol->program_type_name, symbol, FB_FUNCTION_PARAM"->");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1155
  symbol->function_block_body->accept(generate_c_code);
283
214d3fdee596 fixing C code generation of return_statement_c and exit_statement_c
Mario de Sousa <msousa@fe.up.pt>
parents: 279
diff changeset
  1156
  print_end_of_block_label();
330
d2facfcf485a Fix warning on nop statement at the end of function_block and program generated code
laurent
parents: 318
diff changeset
  1157
  s4o.print(s4o.indent_spaces + "return;\n");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1158
  s4o.indent_left();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1159
  s4o.print(s4o.indent_spaces + "} // ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1160
  symbol->program_type_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1161
  s4o.print(FB_FUNCTION_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1162
  s4o.print(s4o.indent_spaces + "() \n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1163
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1164
  /* (C.6) Step undefinitions */
244
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1165
  sfcdecl->generate(symbol->function_block_body, generate_c_sfcdecl_c::stepundef_sd);
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1166
  
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1167
  /* (C.7) Action undefinitions */
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1168
  sfcdecl->generate(symbol->function_block_body, generate_c_sfcdecl_c::actionundef_sd);
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1169
  
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1170
  delete sfcdecl;
244
3a478229db8b Adding support for generating code for variable in step action association instead of action
laurent
parents: 241
diff changeset
  1171
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1172
  s4o.indent_left();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1173
  s4o.print("\n\n\n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1174
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
}; /* generate_c_pous_c */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1179
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1180
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1181
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1182
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1183
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1184
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1185
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1186
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1187
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1188
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1189
class generate_c_config_c: public generate_c_typedecl_c {
267
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1190
    private:
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1191
    stage4out_c *s4o_ptr;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1192
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1193
    public:
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1194
    generate_c_config_c(stage4out_c *s4o_ptr)
267
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1195
      : generate_c_typedecl_c(s4o_ptr) {
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1196
      generate_c_config_c::s4o_ptr = s4o_ptr;
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1197
    };
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1198
	
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1199
    virtual ~generate_c_config_c(void) {}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1200
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1201
    typedef enum {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1202
      initprotos_dt,
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1203
      initdeclare_dt,
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1204
      runprotos_dt,
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1205
      rundeclare_dt
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1206
    } declaretype_t;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1207
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1208
    declaretype_t wanted_declaretype;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1209
267
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1210
    
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1211
public:
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1212
/********************/
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1213
/* 2.1.6 - Pragmas  */
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1214
/********************/
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1215
void *visit(enable_code_generation_pragma_c * symbol)   {s4o_ptr->enable_output();  return NULL;}
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1216
void *visit(disable_code_generation_pragma_c * symbol)  {s4o_ptr->disable_output(); return NULL;} 
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1217
    
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1218
    
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1219
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1220
/* B 1.7 Configuration elements */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1221
/********************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1222
/*
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1223
CONFIGURATION configuration_name
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1224
   optional_global_var_declarations
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1225
   (resource_declaration_list | single_resource_declaration)
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1226
   optional_access_declarations
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1227
   optional_instance_specific_initializations
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1228
END_CONFIGURATION
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1229
*/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1230
/*
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1231
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
  1232
*/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1233
void *visit(configuration_declaration_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1234
  generate_c_vardecl_c *vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1235
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1236
  /* Insert the header... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1237
  s4o.print("/*******************************************/\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1238
  s4o.print("/*     FILE GENERATED BY iec2c             */\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1239
  s4o.print("/* Editing this file is not recommended... */\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1240
  s4o.print("/*******************************************/\n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1241
  s4o.print("#include \"iec_std_lib.h\"\n\n");
257
90782e241346 Huge change.
Mario de Sousa <msousa@fe.up.pt>
parents: 202
diff changeset
  1242
  s4o.print("#include \"accessor.h\"\n\n"); 
250
5d2927300e2c Adding missing support for accessors and retain in configuration files (Bug and fix reported by Manuele Conti)
laurent
parents: 248
diff changeset
  1243
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1244
  /* (A) configuration declaration... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1245
  /* (A.1) configuration name in comment */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1246
  s4o.print("// CONFIGURATION ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1247
  symbol->configuration_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1248
  s4o.print("\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1249
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1250
  /* (A.2) Global variables */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1251
  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
  1252
                                     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
  1253
                                     generate_c_vardecl_c::global_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1254
  vardecl->print(symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1255
  delete vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1256
  s4o.print("\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1257
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1258
  /* (B) Initialisation Function */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1259
  /* (B.1) Ressources initialisation protos... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1260
  wanted_declaretype = initprotos_dt;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1261
  symbol->resource_declarations->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1262
  s4o.print("\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1263
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1264
  /* (B.2) Initialisation function name... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1265
  s4o.print(s4o.indent_spaces + "void config");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1266
  s4o.print(FB_INIT_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1267
  s4o.print("(void) {\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1268
  s4o.indent_right();
250
5d2927300e2c Adding missing support for accessors and retain in configuration files (Bug and fix reported by Manuele Conti)
laurent
parents: 248
diff changeset
  1269
  s4o.print(s4o.indent_spaces);
255
86ef2244aef1 Modify code generated for avoiding warning while compiling when configuration or resource don't have any global variable
laurent
parents: 250
diff changeset
  1270
  s4o.print("BOOL retain;\n");
86ef2244aef1 Modify code generated for avoiding warning while compiling when configuration or resource don't have any global variable
laurent
parents: 250
diff changeset
  1271
  s4o.print(s4o.indent_spaces);
86ef2244aef1 Modify code generated for avoiding warning while compiling when configuration or resource don't have any global variable
laurent
parents: 250
diff changeset
  1272
  s4o.print("retain = 0;\n");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1273
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1274
  /* (B.3) Global variables initializations... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1275
  s4o.print(s4o.indent_spaces);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1276
  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
  1277
                                     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
  1278
                                     generate_c_vardecl_c::global_vt);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1279
  vardecl->print(symbol);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1280
  delete vardecl;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1281
  s4o.print("\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1282
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1283
  /* (B.3) Resources initializations... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1284
  wanted_declaretype = initdeclare_dt;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1285
  symbol->resource_declarations->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1286
  
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1287
  s4o.indent_left();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1288
  s4o.print(s4o.indent_spaces + "}\n\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1289
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1290
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1291
  /* (C) Run Function*/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1292
  /* (C.1) Resources run functions protos... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1293
  wanted_declaretype = runprotos_dt;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1294
  symbol->resource_declarations->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1295
  s4o.print("\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1296
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1297
  /* (C.2) Run function name... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1298
  s4o.print(s4o.indent_spaces + "void config");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1299
  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
  1300
  s4o.print("(unsigned long tick) {\n");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1301
  s4o.indent_right();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1302
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1303
  /* (C.3) Resources initializations... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1304
  wanted_declaretype = rundeclare_dt;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1305
  symbol->resource_declarations->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1306
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1307
  /* (C.3) Close Public Function body */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1308
  s4o.indent_left();
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1309
  s4o.print(s4o.indent_spaces + "}\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1310
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1311
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1312
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1313
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1314
void *visit(resource_declaration_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1315
  if (wanted_declaretype == initprotos_dt || wanted_declaretype == runprotos_dt) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1316
    s4o.print(s4o.indent_spaces + "void ");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1317
    symbol->resource_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1318
    if (wanted_declaretype == initprotos_dt) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1319
      s4o.print(FB_INIT_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1320
      s4o.print("(void);\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1321
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1322
    else {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1323
      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
  1324
      s4o.print("(unsigned long tick);\n");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1325
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1326
  }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1327
  if (wanted_declaretype == initdeclare_dt || wanted_declaretype == rundeclare_dt) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1328
    s4o.print(s4o.indent_spaces);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1329
    symbol->resource_name->accept(*this);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1330
    if (wanted_declaretype == initdeclare_dt) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1331
      s4o.print(FB_INIT_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1332
      s4o.print("();\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1333
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1334
    else {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1335
      s4o.print(FB_RUN_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1336
      s4o.print("(tick);\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1337
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1338
  }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1339
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1340
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1341
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1342
void *visit(single_resource_declaration_c *symbol) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1343
  if (wanted_declaretype == initprotos_dt || wanted_declaretype == runprotos_dt) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1344
    s4o.print(s4o.indent_spaces + "void RESOURCE");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1345
    if (wanted_declaretype == initprotos_dt) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1346
      s4o.print(FB_INIT_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1347
      s4o.print("(void);\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1348
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1349
    else {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1350
      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
  1351
      s4o.print("(unsigned long tick);\n");
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1352
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1353
  }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1354
  if (wanted_declaretype == initdeclare_dt || wanted_declaretype == rundeclare_dt) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1355
    s4o.print(s4o.indent_spaces + "RESOURCE");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1356
    if (wanted_declaretype == initdeclare_dt) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1357
      s4o.print(FB_INIT_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1358
      s4o.print("();\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1359
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1360
    else {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1361
      s4o.print(FB_RUN_SUFFIX);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1362
      s4o.print("(tick);\n");
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1363
    }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1364
  }
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1365
  return NULL;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1366
}
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1367
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1368
};
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1369
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
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1373
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1374
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1375
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1376
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1377
/***********************************************************************/
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1378
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1379
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1380
class generate_c_resources_c: public generate_c_typedecl_c {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1381
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1382
  search_var_instance_decl_c *search_config_instance;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1383
  search_var_instance_decl_c *search_resource_instance;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1384
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1385
  private:
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1386
    /* The name of the resource curretnly being processed... */
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1387
    symbol_c *current_resource_name;
184
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1388
    symbol_c *current_task_name;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1389
    symbol_c *current_global_vars;
267
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1390
    stage4out_c *s4o_ptr;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1391
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1392
  public:
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1393
    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
  1394
      : 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
  1395
      search_config_instance   = new search_var_instance_decl_c(config_scope);
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1396
      search_resource_instance = new search_var_instance_decl_c(resource_scope);
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1397
      common_ticktime = time;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1398
      current_resource_name = NULL;
184
16495e10f69a Adding support for single resource scheduling
lbessard
parents: 181
diff changeset
  1399
      current_task_name = NULL;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1400
      current_global_vars = NULL;
267
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1401
      generate_c_resources_c::s4o_ptr = s4o_ptr;
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1402
    };
267
0a1204bcc9af starting to add proper header file with declaration of standard functions
Mario de Sousa <msousa@fe.up.pt>
parents: 262
diff changeset
  1403
70
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1404
    virtual ~generate_c_resources_c(void) {
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1405
      delete search_config_instance;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset
  1406
      delete search_resource_instance;
e1f0ebd2d9ec Change generate_cc to generate_c
lbessard
parents:
diff changeset