diff -r 41cb5b80416e -r e1f0ebd2d9ec stage4/generate_cc/generate_cc.cc --- a/stage4/generate_cc/generate_cc.cc Tue Oct 23 10:35:58 2007 +0200 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,1573 +0,0 @@ -/* - * (c) 2003 Mario de Sousa - * - * Offered to the public under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General - * Public License for more details. - * - * This code is made available on the understanding that it will not be - * used in safety-critical situations without a full and competent review. - */ - -/* - * An IEC 61131-3 IL and ST compiler. - * - * Based on the - * FINAL DRAFT - IEC 61131-3, 2nd Ed. (2001-12-10) - * - */ - - -/* - * This is one of the versions available for the 4th stage. - * - * This 4th stage generates a c++ source program equivalent - * to the IL and ST code. - */ - - - - - - -// #include /* required for NULL */ -#include -#include -#include -#include - -#include "../../util/symtable.hh" -#include "../../util/dsymtable.hh" -#include "../../absyntax/visitor.hh" - -#include "../stage4.hh" - - - - - - - - -//#define DEBUG -#ifdef DEBUG -#define TRACE(classname) printf("\n____%s____\n",classname); -#else -#define TRACE(classname) -#endif - - - -#define ERROR error_exit(__FILE__,__LINE__) -/* function defined in main.cc */ -extern void error_exit(const char *file_name, int line_no); - - - - - - - -/* A symbol table with all globally declared functions... */ -function_declaration_c null_symbol1(NULL,NULL,NULL,NULL); -dsymtable_c function_symtable; - -/* A symbol table with all globally declared functions block types... */ -function_block_declaration_c null_symbol2(NULL,NULL,NULL); -symtable_c function_block_type_symtable; - -/* A symbol table with all globally declared program types... */ -program_declaration_c null_symbol3(NULL,NULL,NULL); -symtable_c program_type_symtable; - -/* A symbol table with all user declared type definitions... */ -/* Note that function block types and program types have their - * own symbol tables, so do not get placed in this symbol table! - */ -symbol_c null_symbol4; -symtable_c type_symtable; - - - -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ - - -/* returns 0 if the names are equal!! */ -/* NOTE: it must ignore case!! */ -static int compare_identifiers(symbol_c *ident1, symbol_c *ident2) { - - token_c *name1 = dynamic_cast(ident1); - token_c *name2 = dynamic_cast(ident2); - - if ((name1 == NULL) || (name2 == NULL)) - /* invalid identifiers... */ - return -1; - - if (strcasecmp(name1->value, name2->value) == 0) - return 0; - - /* identifiers do not match! */ - return 1; -} - - -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ - -/* Unlike Programs and Configurations which get mapped onto C++ classes, - * Function Blocks are mapped onto a C structure containing the variables, and - * a C function containing the code in the FB's body. This is to allow direct allocation - * of a FB variable (which is really an instance of the C data structure) to - * a member of a union variable (note that classes with constructors cannot - * be mebers of a union), which is done in IL when loading a FB onto IL's - * default variable. - * - * So as not to clash the names of the C data structure and the C function, - * the C structure is given a name identical to that of the FB name, whereas - * the name of the function is the FB name with a constant string appended. - * The value of that constant string which is appended is defined in the following - * constant. - * In order not to clash with any variable in the IL and ST source codem the - * following constant should contain a double underscore, which is not allowed - * in IL and ST. - * - * e.g.: FUNTION_BLOCK TEST - * is mapped onto a TEST data structure, and a TEST_body__ function. - */ - -#define FB_FUNCTION_SUFFIX "_body__" - -/* Idem as body, but for initializer FB function */ -#define FB_INIT_SUFFIX "_init__" - -/* Idem as body, but for run CONFIG and RESOURCE function */ -#define FB_RUN_SUFFIX "_run__" - -/* The FB body function is passed as the only parameter a pointer to the FB data - * structure instance. The name of this parameter is given by the following constant. - * In order not to clash with any variable in the IL and ST source codem the - * following constant should contain a double underscore, which is not allowed - * in IL and ST. - * - * e.g.: the body of FUNTION_BLOCK TEST - * is mapped onto the C function - * TEST_body__(TEST *data__) - */ - -#define FB_FUNCTION_PARAM "data__" - - -#define SFC_STEP_ACTION_PREFIX "__SFC_" - -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ - - -#include "spec_init_separator.cc" -#include "function_param_iterator.cc" -#include "function_call_iterator.cc" -#include "function_call_param_iterator.cc" -#include "type_initial_value.cc" -#include "search_fb_instance_decl.cc" -#include "search_base_type.cc" -#include "search_var_instance_decl.cc" -#include "decompose_var_instance_name.cc" -#include "search_varfb_instance_type.cc" -#include "search_constant_type.cc" -#include "search_expression_type.cc" - -#include "generate_cc_base.cc" -#include "generate_cc_typedecl.cc" -#include "generate_cc_sfcdecl.cc" -#include "generate_cc_vardecl.cc" -#include "generate_cc_configbody.cc" -#include "generate_location_list.cc" - -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ - -/* Generate a name for a temporary variable. - * Each new name generated is appended a different number, - * starting off from 0. - * After calling reset(), the names will start off again from 0. - */ -#define VAR_LEADER "__" -#define TEMP_VAR VAR_LEADER "TMP_" -#define SOURCE_VAR VAR_LEADER "SRC_" - -#include "generate_cc_tempvardecl.cc" - -#include "generate_cc_st.cc" -#include "generate_cc_il.cc" - -#include "generate_cc.hh" - -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ - -#define MILLISECOND 1000000 -#define SECOND 1000 * MILLISECOND - -/* A helper class that knows how to generate code for both the IL and ST languages... */ -class calculate_time_c: public iterator_visitor_c { - private: - unsigned long time; - float current_value; - - public: - calculate_time_c(void){time = 0;}; - - unsigned long get_time(void) {return time;}; - - void *get_integer_value(token_c *token) { - std::string str = ""; - for (unsigned int i = 0; i < strlen(token->value); i++) - if (token->value[i] != '_') - str += token->value[i]; - current_value = atof(str.c_str()); - return NULL; - } - - void *get_float_value(token_c *token) { - current_value = atof(token->value); - return NULL; - } - -/******************************/ -/* B 1.2.1 - Numeric Literals */ -/******************************/ - - void *visit(integer_c *symbol) {return get_integer_value(symbol);} - -/************************/ -/* B 1.2.3.1 - Duration */ -/************************/ - - /* SYM_REF2(duration_c, neg, interval) */ - void *visit(duration_c *symbol) { - if (symbol->neg != NULL) - ERROR; - symbol->interval->accept(*this); - return NULL; - } - - /* SYM_TOKEN(fixed_point_c) */ - void *visit(fixed_point_c *symbol) {return get_float_value(symbol);} - - /* SYM_REF2(days_c, days, hours) */ - void *visit(days_c *symbol) { - if (symbol->hours) - symbol->hours->accept(*this); - symbol->days->accept(*this); - time += (unsigned long)(current_value * 24 * 3600 * SECOND); - return NULL; - } - - /* SYM_REF2(hours_c, hours, minutes) */ - void *visit(hours_c *symbol) { - if (symbol->minutes) - symbol->minutes->accept(*this); - symbol->hours->accept(*this); - time += (unsigned long)(current_value * 3600 * SECOND); - return NULL; - } - - /* SYM_REF2(minutes_c, minutes, seconds) */ - void *visit(minutes_c *symbol) { - if (symbol->seconds) - symbol->seconds->accept(*this); - symbol->minutes->accept(*this); - time += (unsigned long)(current_value * 60 * SECOND); - return NULL; - } - - /* SYM_REF2(seconds_c, seconds, milliseconds) */ - void *visit(seconds_c *symbol) { - if (symbol->milliseconds) - symbol->milliseconds->accept(*this); - symbol->seconds->accept(*this); - time += (unsigned long)(current_value * SECOND); - return NULL; - } - - /* SYM_REF2(milliseconds_c, milliseconds, unused) */ - void *visit(milliseconds_c *symbol) { - symbol->milliseconds->accept(*this); - time += (unsigned long)(current_value * MILLISECOND); - return NULL; - } -}; - -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ - -class calculate_common_ticktime_c: public iterator_visitor_c { - private: - unsigned long common_ticktime; - - public: - calculate_common_ticktime_c(void){common_ticktime = 0;} - - unsigned long euclide(unsigned long a, unsigned long b) { - unsigned long c = a % b; - if (c == 0) - return b; - else - return euclide(b, c); - } - - void update_ticktime(unsigned long time) { - if (common_ticktime == 0) - common_ticktime = time; - else if (time > common_ticktime) - common_ticktime = euclide(time, common_ticktime); - else - common_ticktime = euclide(common_ticktime, time); - } - - unsigned long get_ticktime(void) { - return common_ticktime; - } - -/* TASK task_name task_initialization */ -//SYM_REF2(task_configuration_c, task_name, task_initialization) - void *visit(task_initialization_c *symbol) { - calculate_time_c calculate_time; - unsigned long time = 0; - if (symbol->interval_data_source != NULL) { - symbol->interval_data_source->accept(calculate_time); - time = calculate_time.get_time(); - } - if (time > 0) - update_ticktime(time); - return NULL; - } -}; - -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ - -/* A helper class that knows how to generate code for both the IL and ST languages... */ -class generate_cc_SFC_IL_ST_c: public null_visitor_c { - private: - stage4out_c *s4o_ptr; - symbol_c *scope; - const char *variable_prefix; - - public: - generate_cc_SFC_IL_ST_c(stage4out_c *s4o_ptr, symbol_c *scope, const char *variable_prefix = NULL); - /*********************************************/ - /* B.1.6 Sequential function chart elements */ - /*********************************************/ - - /*| sequential_function_chart sfc_network*/ - void *visit(sequential_function_chart_c * symbol); - - /****************************************/ - /* B.2 - Language IL (Instruction List) */ - /****************************************/ - - /***********************************/ - /* B 2.1 Instructions and Operands */ - /***********************************/ - /*| instruction_list il_instruction */ - void *visit(instruction_list_c *symbol); - - /* Remainder implemented in generate_cc_il_c... */ - - /***************************************/ - /* B.3 - Language ST (Structured Text) */ - /***************************************/ - /***********************/ - /* B 3.1 - Expressions */ - /***********************/ - /* Implemented in generate_cc_st_c */ - - /********************/ - /* B 3.2 Statements */ - /********************/ - void *visit(statement_list_c *symbol); - -/* Remainder implemented in generate_cc_st_c... */ -}; - -#include "generate_cc_sfc.cc" - -generate_cc_SFC_IL_ST_c::generate_cc_SFC_IL_ST_c(stage4out_c *s4o_ptr, symbol_c *scope, const char *variable_prefix) { - if (NULL == scope) ERROR; - this->s4o_ptr = s4o_ptr; - this->scope = scope; - this->variable_prefix = variable_prefix; -} - -void *generate_cc_SFC_IL_ST_c::visit(sequential_function_chart_c * symbol) { - generate_cc_sfc_c generate_cc_sfc(s4o_ptr, scope, variable_prefix); - generate_cc_sfc.generate(symbol); - return NULL; -} - -void *generate_cc_SFC_IL_ST_c::visit(instruction_list_c *symbol) { - generate_cc_il_c generate_cc_il(s4o_ptr, scope, variable_prefix); - generate_cc_il.generate(symbol); - return NULL; -} - -void *generate_cc_SFC_IL_ST_c::visit(statement_list_c *symbol) { - generate_cc_st_c generate_cc_st(s4o_ptr, scope, variable_prefix); - generate_cc_st.generate(symbol); - return NULL; -} - - - - -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ - - -class generate_cc_pous_c: public generate_cc_typedecl_c { - - public: - generate_cc_pous_c(stage4out_c *s4o_ptr) - : generate_cc_typedecl_c(s4o_ptr) {}; - virtual ~generate_cc_pous_c(void) {} - - - public: - -/*************************/ -/* B.1 - Common elements */ -/*************************/ -/*******************************************/ -/* B 1.1 - Letters, digits and identifiers */ -/*******************************************/ - /* done in base class(es) */ - -/*********************/ -/* B 1.2 - Constants */ -/*********************/ - /* originally empty... */ - -/******************************/ -/* B 1.2.1 - Numeric Literals */ -/******************************/ - /* done in base class(es) */ - -/*******************************/ -/* B.1.2.2 Character Strings */ -/*******************************/ - /* done in base class(es) */ - -/***************************/ -/* B 1.2.3 - Time Literals */ -/***************************/ -/************************/ -/* B 1.2.3.1 - Duration */ -/************************/ - /* done in base class(es) */ - -/************************************/ -/* B 1.2.3.2 - Time of day and Date */ -/************************************/ - /* done in base class(es) */ - -/**********************/ -/* B.1.3 - Data types */ -/**********************/ -/***********************************/ -/* B 1.3.1 - Elementary Data Types */ -/***********************************/ - /* done in base class(es) */ - -/********************************/ -/* B.1.3.2 - Generic data types */ -/********************************/ - /* originally empty... */ - -/********************************/ -/* B 1.3.3 - Derived data types */ -/********************************/ - /* done in base class(es) */ - -/*********************/ -/* B 1.4 - Variables */ -/*********************/ - /* done in base class(es) */ - -/********************************************/ -/* B.1.4.1 Directly Represented Variables */ -/********************************************/ - /* done in base class(es) */ - -/*************************************/ -/* B.1.4.2 Multi-element Variables */ -/*************************************/ - /* done in base class(es) */ - -/******************************************/ -/* B 1.4.3 - Declaration & Initialisation */ -/******************************************/ - /* done in base class(es) */ - -/**************************************/ -/* B.1.5 - Program organization units */ -/**************************************/ -/***********************/ -/* B 1.5.1 - Functions */ -/***********************/ - -public: -/* FUNCTION derived_function_name ':' elementary_type_name io_OR_function_var_declarations_list function_body END_FUNCTION */ -/* | FUNCTION derived_function_name ':' derived_type_name io_OR_function_var_declarations_list function_body END_FUNCTION */ -void *visit(function_declaration_c *symbol) { - generate_cc_vardecl_c *vardecl; - TRACE("function_declaration_c"); - - /* start off by adding this declaration to the global - * function declaration symbol table... - */ - function_symtable.insert(symbol->derived_function_name, symbol); - - /* (A) Function declaration... */ - /* (A.1) Function return type */ - s4o.print("// FUNCTION\n"); - symbol->type_name->accept(*this); /* return type */ - s4o.print(" "); - /* (A.2) Function name */ - symbol->derived_function_name->accept(*this); - s4o.print("("); - - /* (A.3) Function parameters */ - s4o.indent_right(); - vardecl = new generate_cc_vardecl_c(&s4o, - generate_cc_vardecl_c::finterface_vf, - generate_cc_vardecl_c::input_vt | - generate_cc_vardecl_c::output_vt | - generate_cc_vardecl_c::inoutput_vt); - vardecl->print(symbol->var_declarations_list); - delete vardecl; - s4o.indent_left(); - - s4o.print(")\n" + s4o.indent_spaces + "{\n"); - - /* (B) Function local variable declaration */ - /* (B.1) Variables declared in ST source code */ - s4o.indent_right(); - vardecl = new generate_cc_vardecl_c(&s4o, generate_cc_vardecl_c::localinit_vf, generate_cc_vardecl_c::private_vt); - vardecl->print(symbol->var_declarations_list); - delete vardecl; - - /* (B.2) Temporary variable for function's return value */ - /* It will have the same name as the function itself! */ - s4o.print(s4o.indent_spaces); - symbol->type_name->accept(*this); /* return type */ - s4o.print(" "); - symbol->derived_function_name->accept(*this); - s4o.print(" = "); - { - /* get the default value of this variable's type */ - symbol_c *default_value = (symbol_c *)symbol->type_name->accept(*type_initial_value_c::instance()); - if (default_value == NULL) ERROR; - default_value->accept(*this); - } - s4o.print(";\n\n"); - - /* (C) Function body */ - generate_cc_SFC_IL_ST_c generate_cc_code(&s4o, symbol); - symbol->function_body->accept(generate_cc_code); - s4o.print(s4o.indent_spaces + "return "); - symbol->derived_function_name->accept(*this); - s4o.print(";\n"); - s4o.indent_left(); - s4o.print(s4o.indent_spaces + "}\n\n\n"); - - return NULL; -} - - -/* The remaining var_declarations_list_c, function_var_decls_c - * and var2_init_decl_list_c are handled in the generate_cc_vardecl_c class - */ - - -/*****************************/ -/* B 1.5.2 - Function Blocks */ -/*****************************/ -public: -/* FUNCTION_BLOCK derived_function_block_name io_OR_other_var_declarations function_block_body END_FUNCTION_BLOCK */ -//SYM_REF4(function_block_declaration_c, fblock_name, var_declarations, fblock_body, unused) -void *visit(function_block_declaration_c *symbol) { - generate_cc_vardecl_c *vardecl; - generate_cc_sfcdecl_c *sfcdecl; - TRACE("function_block_declaration_c"); - - /* start off by adding this declaration to the global - * function block declaration symbol table... - */ - function_block_type_symtable.insert(symbol->fblock_name, symbol); - - /* (A) Function Block data structure declaration... */ - /* (A.1) Data structure declaration */ - s4o.print("// FUNCTION_BLOCK "); - symbol->fblock_name->accept(*this); - s4o.print("\n// Data part\n"); - s4o.print("typedef struct {\n"); - s4o.indent_right(); - /* (A.2) Public variables: i.e. the function parameters... */ - s4o.print(s4o.indent_spaces + "// FB Interface - IN, OUT, IN_OUT variables\n"); - vardecl = new generate_cc_vardecl_c(&s4o, - generate_cc_vardecl_c::local_vf, - generate_cc_vardecl_c::input_vt | - generate_cc_vardecl_c::output_vt | - generate_cc_vardecl_c::inoutput_vt); - vardecl->print(symbol->var_declarations); - delete vardecl; - s4o.print("\n"); - /* (A.3) Private internal variables */ - s4o.print(s4o.indent_spaces + "// FB private variables - TEMP, private and located variables\n"); - vardecl = new generate_cc_vardecl_c(&s4o, - generate_cc_vardecl_c::local_vf, - generate_cc_vardecl_c::temp_vt | - generate_cc_vardecl_c::private_vt | - generate_cc_vardecl_c::located_vt | - generate_cc_vardecl_c::external_vt); - vardecl->print(symbol->var_declarations); - delete vardecl; - /* (A.4) Generate private internal variables for SFC */ - sfcdecl = new generate_cc_sfcdecl_c(&s4o, generate_cc_sfcdecl_c::sfcdecl_sd); - sfcdecl->print(symbol->fblock_body); - delete sfcdecl; - s4o.print("\n"); - - /* (A.5) Function Block data structure type name. */ - s4o.indent_left(); - s4o.print("} "); - symbol->fblock_name->accept(*this); - s4o.print(";\n\n"); - - - /* (B) Constructor */ - /* (B.1) Constructor name... */ - s4o.print(s4o.indent_spaces + "void "); - symbol->fblock_name->accept(*this); - s4o.print(FB_INIT_SUFFIX); - s4o.print("("); - - /* first and only parameter is a pointer to the data */ - symbol->fblock_name->accept(*this); - s4o.print(" *"); - s4o.print(FB_FUNCTION_PARAM); - s4o.print(") {\n"); - s4o.indent_right(); - - /* (B.2) Member initializations... */ - s4o.print(s4o.indent_spaces); - vardecl = new generate_cc_vardecl_c(&s4o, - generate_cc_vardecl_c::constructorinit_vf, - generate_cc_vardecl_c::input_vt | - generate_cc_vardecl_c::output_vt | - generate_cc_vardecl_c::inoutput_vt | - generate_cc_vardecl_c::private_vt | - generate_cc_vardecl_c::located_vt | - generate_cc_vardecl_c::external_vt); - vardecl->print(symbol->var_declarations, NULL, FB_FUNCTION_PARAM"->"); - delete vardecl; - s4o.print("\n"); - /* (B.3) Generate private internal variables for SFC */ - sfcdecl = new generate_cc_sfcdecl_c(&s4o, generate_cc_sfcdecl_c::sfcinit_sd); - sfcdecl->print(symbol->fblock_body, FB_FUNCTION_PARAM"->"); - delete sfcdecl; - s4o.indent_left(); - s4o.print(s4o.indent_spaces + "}\n\n"); - - - /* (C) Function with FB body */ - /* (C.1) Step definitions */ - sfcdecl = new generate_cc_sfcdecl_c(&s4o, generate_cc_sfcdecl_c::stepdef_sd); - sfcdecl->print(symbol->fblock_body); - delete sfcdecl; - - /* (C.2) Action definitions */ - sfcdecl = new generate_cc_sfcdecl_c(&s4o, generate_cc_sfcdecl_c::actiondef_sd); - sfcdecl->print(symbol->fblock_body); - delete sfcdecl; - - /* (C.3) Function declaration */ - s4o.print("// Code part\n"); - /* function interface */ - s4o.print("void "); - symbol->fblock_name->accept(*this); - s4o.print(FB_FUNCTION_SUFFIX); - s4o.print("("); - /* first and only parameter is a pointer to the data */ - symbol->fblock_name->accept(*this); - s4o.print(" *"); - s4o.print(FB_FUNCTION_PARAM); - s4o.print(") {\n"); - s4o.indent_right(); - - /* (C.4) Initialize TEMP variables */ - /* function body */ - s4o.print(s4o.indent_spaces + "// Initialise TEMP variables\n"); - vardecl = new generate_cc_vardecl_c(&s4o, - generate_cc_vardecl_c::init_vf, - generate_cc_vardecl_c::temp_vt); - vardecl->print(symbol->var_declarations, NULL, FB_FUNCTION_PARAM"->"); - delete vardecl; - s4o.print("\n"); - - /* (C.5) Function code */ - generate_cc_SFC_IL_ST_c generate_cc_code(&s4o, symbol, FB_FUNCTION_PARAM"->"); - symbol->fblock_body->accept(generate_cc_code); - s4o.indent_left(); - s4o.print(s4o.indent_spaces + "} // "); - symbol->fblock_name->accept(*this); - s4o.print(FB_FUNCTION_SUFFIX); - s4o.print(s4o.indent_spaces + "() \n\n"); - - /* (C.6) Step undefinitions */ - sfcdecl = new generate_cc_sfcdecl_c(&s4o, generate_cc_sfcdecl_c::stepundef_sd); - sfcdecl->print(symbol->fblock_body); - delete sfcdecl; - - /* (C.7) Action undefinitions */ - sfcdecl = new generate_cc_sfcdecl_c(&s4o, generate_cc_sfcdecl_c::actionundef_sd); - sfcdecl->print(symbol->fblock_body); - delete sfcdecl; - - s4o.indent_left(); - s4o.print("\n\n\n\n"); - - return NULL; -} - - -/* The remaining temp_var_decls_c, temp_var_decls_list_c - * and non_retentive_var_decls_c are handled in the generate_cc_vardecl_c class - */ - - -/**********************/ -/* B 1.5.3 - Programs */ -/**********************/ - - - -public: -/* PROGRAM program_type_name program_var_declarations_list function_block_body END_PROGRAM */ -//SYM_REF4(program_declaration_c, program_type_name, var_declarations, function_block_body, unused) -void *visit(program_declaration_c *symbol) { - generate_cc_vardecl_c *vardecl; - generate_cc_sfcdecl_c *sfcdecl; - TRACE("program_declaration_c"); - - /* start off by adding this declaration to the global - * program declaration symbol table... - */ - program_type_symtable.insert(symbol->program_type_name, symbol); - - /* (A) Program data structure declaration... */ - /* (A.1) Data structure declaration */ - s4o.print("// PROGRAM "); - symbol->program_type_name->accept(*this); - s4o.print("\n// Data part\n"); - s4o.print("typedef struct {\n"); - s4o.indent_right(); - - /* (A.2) Public variables: i.e. the program parameters... */ - s4o.print(s4o.indent_spaces + "// PROGRAM Interface - IN, OUT, IN_OUT variables\n"); - vardecl = new generate_cc_vardecl_c(&s4o, - generate_cc_vardecl_c::local_vf, - generate_cc_vardecl_c::input_vt | - generate_cc_vardecl_c::output_vt | - generate_cc_vardecl_c::inoutput_vt); - vardecl->print(symbol->var_declarations); - delete vardecl; - s4o.print("\n"); - /* (A.3) Private internal variables */ - s4o.print(s4o.indent_spaces + "// PROGRAM private variables - TEMP, private and located variables\n"); - vardecl = new generate_cc_vardecl_c(&s4o, - generate_cc_vardecl_c::local_vf, - generate_cc_vardecl_c::temp_vt | - generate_cc_vardecl_c::private_vt | - generate_cc_vardecl_c::located_vt | - generate_cc_vardecl_c::external_vt); - vardecl->print(symbol->var_declarations); - delete vardecl; - /* (A.4) Generate private internal variables for SFC */ - sfcdecl = new generate_cc_sfcdecl_c(&s4o, generate_cc_sfcdecl_c::sfcdecl_sd); - sfcdecl->print(symbol->function_block_body); - delete sfcdecl; - - /* (A.5) Program data structure type name. */ - s4o.indent_left(); - s4o.print("} "); - symbol->program_type_name->accept(*this); - s4o.print(";\n\n"); - - /* (B) Constructor */ - /* (B.1) Constructor name... */ - s4o.print(s4o.indent_spaces + "void "); - symbol->program_type_name->accept(*this); - s4o.print(FB_INIT_SUFFIX); - s4o.print("("); - - /* first and only parameter is a pointer to the data */ - symbol->program_type_name->accept(*this); - s4o.print(" *"); - s4o.print(FB_FUNCTION_PARAM); - s4o.print(") {\n"); - s4o.indent_right(); - - /* (B.2) Member initializations... */ - s4o.print(s4o.indent_spaces); - vardecl = new generate_cc_vardecl_c(&s4o, - generate_cc_vardecl_c::constructorinit_vf, - generate_cc_vardecl_c::input_vt | - generate_cc_vardecl_c::output_vt | - generate_cc_vardecl_c::inoutput_vt | - generate_cc_vardecl_c::private_vt | - generate_cc_vardecl_c::located_vt | - generate_cc_vardecl_c::external_vt); - vardecl->print(symbol->var_declarations, NULL, FB_FUNCTION_PARAM"->"); - delete vardecl; - s4o.print("\n"); - /* (B.3) Generate private internal variables for SFC */ - sfcdecl = new generate_cc_sfcdecl_c(&s4o, generate_cc_sfcdecl_c::sfcinit_sd); - sfcdecl->print(symbol->function_block_body,FB_FUNCTION_PARAM"->"); - delete sfcdecl; - - s4o.indent_left(); - s4o.print(s4o.indent_spaces + "}\n\n"); - - /* (C) Function with PROGRAM body */ - /* (C.1) Step definitions */ - sfcdecl = new generate_cc_sfcdecl_c(&s4o, generate_cc_sfcdecl_c::stepdef_sd); - sfcdecl->print(symbol->function_block_body); - delete sfcdecl; - - /* (C.2) Action definitions */ - sfcdecl = new generate_cc_sfcdecl_c(&s4o, generate_cc_sfcdecl_c::actiondef_sd); - sfcdecl->print(symbol->function_block_body); - delete sfcdecl; - - /* (C.3) Function declaration */ - s4o.print("// Code part\n"); - /* function interface */ - s4o.print("void "); - symbol->program_type_name->accept(*this); - s4o.print(FB_FUNCTION_SUFFIX); - s4o.print("("); - /* first and only parameter is a pointer to the data */ - symbol->program_type_name->accept(*this); - s4o.print(" *"); - s4o.print(FB_FUNCTION_PARAM); - s4o.print(") {\n"); - s4o.indent_right(); - - /* (C.4) Initialize TEMP variables */ - /* function body */ - s4o.print(s4o.indent_spaces + "// Initialise TEMP variables\n"); - vardecl = new generate_cc_vardecl_c(&s4o, - generate_cc_vardecl_c::init_vf, - generate_cc_vardecl_c::temp_vt); - vardecl->print(symbol->var_declarations, NULL, FB_FUNCTION_PARAM"->"); - delete vardecl; - s4o.print("\n"); - - /* (C.5) Function code */ - generate_cc_SFC_IL_ST_c generate_cc_code(&s4o, symbol, FB_FUNCTION_PARAM"->"); - symbol->function_block_body->accept(generate_cc_code); - s4o.indent_left(); - s4o.print(s4o.indent_spaces + "} // "); - symbol->program_type_name->accept(*this); - s4o.print(FB_FUNCTION_SUFFIX); - s4o.print(s4o.indent_spaces + "() \n\n"); - - /* (C.6) Step undefinitions */ - sfcdecl = new generate_cc_sfcdecl_c(&s4o, generate_cc_sfcdecl_c::stepundef_sd); - sfcdecl->print(symbol->function_block_body); - delete sfcdecl; - - /* (C.7) Action undefinitions */ - sfcdecl = new generate_cc_sfcdecl_c(&s4o, generate_cc_sfcdecl_c::actionundef_sd); - sfcdecl->print(symbol->function_block_body); - delete sfcdecl; - - s4o.indent_left(); - s4o.print("\n\n\n\n"); - - return NULL; -} - -}; /* generate_cc_pous_c */ - -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ - -class generate_cc_config_c: public generate_cc_typedecl_c { - - public: - generate_cc_config_c(stage4out_c *s4o_ptr) - : generate_cc_typedecl_c(s4o_ptr) {}; - virtual ~generate_cc_config_c(void) {} - - typedef enum { - initprotos_dt, - initdeclare_dt, - runprotos_dt, - rundeclare_dt - } declaretype_t; - - declaretype_t wanted_declaretype; - -/********************************/ -/* B 1.7 Configuration elements */ -/********************************/ - - -public: -/* -CONFIGURATION configuration_name - optional_global_var_declarations - (resource_declaration_list | single_resource_declaration) - optional_access_declarations - optional_instance_specific_initializations -END_CONFIGURATION -*/ -/* -SYM_REF6(configuration_declaration_c, configuration_name, global_var_declarations, resource_declarations, access_declarations, instance_specific_initializations, unused) -*/ -void *visit(configuration_declaration_c *symbol) { - generate_cc_vardecl_c *vardecl; - - /* Insert the header... */ - s4o.print("/*******************************************/\n"); - s4o.print("/* FILE GENERATED BY iec2cc */\n"); - s4o.print("/* Editing this file is not recommended... */\n"); - s4o.print("/*******************************************/\n\n"); - s4o.print("#include \"iec_std_lib.h\"\n\n"); - - /* (A) configuration declaration... */ - /* (A.1) configuration name in comment */ - s4o.print("// CONFIGURATION "); - symbol->configuration_name->accept(*this); - s4o.print("\n"); - - /* (A.2) Global variables */ - vardecl = new generate_cc_vardecl_c(&s4o, - generate_cc_vardecl_c::local_vf, - generate_cc_vardecl_c::global_vt); - vardecl->print(symbol); - delete vardecl; - s4o.print("\n"); - - /* (B) Initialisation Function */ - /* (B.1) Ressources initialisation protos... */ - wanted_declaretype = initprotos_dt; - symbol->resource_declarations->accept(*this); - s4o.print("\n"); - - /* (B.2) Initialisation function name... */ - s4o.print(s4o.indent_spaces + "void config"); - s4o.print(FB_INIT_SUFFIX); - s4o.print("(void) {\n"); - s4o.indent_right(); - - /* (B.3) Global variables initializations... */ - s4o.print(s4o.indent_spaces); - vardecl = new generate_cc_vardecl_c(&s4o, - generate_cc_vardecl_c::constructorinit_vf, - generate_cc_vardecl_c::global_vt); - vardecl->print(symbol); - delete vardecl; - s4o.print("\n"); - - /* (B.3) Resources initializations... */ - wanted_declaretype = initdeclare_dt; - symbol->resource_declarations->accept(*this); - - s4o.indent_left(); - s4o.print(s4o.indent_spaces + "}\n\n"); - - - /* (C) Run Function*/ - /* (C.1) Resources run functions protos... */ - wanted_declaretype = runprotos_dt; - symbol->resource_declarations->accept(*this); - s4o.print("\n"); - - /* (C.2) Run function name... */ - s4o.print(s4o.indent_spaces + "void config"); - s4o.print(FB_RUN_SUFFIX); - s4o.print("(int tick) {\n"); - s4o.indent_right(); - - /* (C.3) Resources initializations... */ - wanted_declaretype = rundeclare_dt; - symbol->resource_declarations->accept(*this); - - /* (C.3) Close Public Function body */ - s4o.indent_left(); - s4o.print(s4o.indent_spaces + "}\n"); - - return NULL; -} - -void *visit(resource_declaration_c *symbol) { - if (wanted_declaretype == initprotos_dt || wanted_declaretype == runprotos_dt) { - s4o.print(s4o.indent_spaces + "void "); - symbol->resource_name->accept(*this); - if (wanted_declaretype == initprotos_dt) { - s4o.print(FB_INIT_SUFFIX); - s4o.print("(void);\n"); - } - else { - s4o.print(FB_RUN_SUFFIX); - s4o.print("(int tick);\n"); - } - } - if (wanted_declaretype == initdeclare_dt || wanted_declaretype == rundeclare_dt) { - s4o.print(s4o.indent_spaces); - symbol->resource_name->accept(*this); - if (wanted_declaretype == initdeclare_dt) { - s4o.print(FB_INIT_SUFFIX); - s4o.print("();\n"); - } - else { - s4o.print(FB_RUN_SUFFIX); - s4o.print("(tick);\n"); - } - } - return NULL; -} - -void *visit(single_resource_declaration_c *symbol) { - if (wanted_declaretype == initprotos_dt || wanted_declaretype == runprotos_dt) { - s4o.print(s4o.indent_spaces + "void RESOURCE"); - if (wanted_declaretype == initprotos_dt) { - s4o.print(FB_INIT_SUFFIX); - s4o.print("(void);\n"); - } - else { - s4o.print(FB_RUN_SUFFIX); - s4o.print("(int tick);\n"); - } - } - if (wanted_declaretype == initdeclare_dt || wanted_declaretype == rundeclare_dt) { - s4o.print(s4o.indent_spaces + "RESOURCE"); - if (wanted_declaretype == initdeclare_dt) { - s4o.print(FB_INIT_SUFFIX); - s4o.print("();\n"); - } - else { - s4o.print(FB_RUN_SUFFIX); - s4o.print("(tick);\n"); - } - } - return NULL; -} - -}; - -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ - - -class generate_cc_resources_c: public generate_cc_typedecl_c { - - search_var_instance_decl_c *search_config_instance; - search_var_instance_decl_c *search_resource_instance; - - private: - /* The name of the resource curretnly being processed... */ - symbol_c *current_resource_name; - symbol_c *current_global_vars; - - public: - generate_cc_resources_c(stage4out_c *s4o_ptr, symbol_c *config_scope, symbol_c *resource_scope, unsigned long time) - : generate_cc_typedecl_c(s4o_ptr) { - search_config_instance = new search_var_instance_decl_c(config_scope); - search_resource_instance = new search_var_instance_decl_c(resource_scope); - common_ticktime = time; - current_resource_name = NULL; - current_global_vars = NULL; - }; - virtual ~generate_cc_resources_c(void) { - delete search_config_instance; - delete search_resource_instance; - } - - typedef enum { - declare_dt, - init_dt, - run_dt - } declaretype_t; - - declaretype_t wanted_declaretype; - - unsigned long common_ticktime; - - const char *current_program_name; - - typedef enum { - assign_at, - send_at - } assigntype_t; - - assigntype_t wanted_assigntype; - -/********************************/ -/* B 1.7 Configuration elements */ -/********************************/ - -/* -RESOURCE resource_name ON resource_type_name - optional_global_var_declarations - single_resource_declaration -END_RESOURCE -*/ -// SYM_REF4(resource_declaration_c, resource_name, resource_type_name, global_var_declarations, resource_declaration) - void *visit(resource_declaration_c *symbol) { - current_resource_name = symbol->resource_name; - current_global_vars = symbol->global_var_declarations; - - symbol->resource_declaration->accept(*this); - - current_resource_name = NULL; - current_global_vars = NULL; - return NULL; - } - -/* task_configuration_list program_configuration_list */ -// SYM_REF2(single_resource_declaration_c, task_configuration_list, program_configuration_list) - void *visit(single_resource_declaration_c *symbol) { - bool single_resource = current_resource_name == NULL; - if (single_resource) - current_resource_name = new identifier_c("RESOURCE"); - generate_cc_vardecl_c *vardecl; - - /* Insert the header... */ - s4o.print("/*******************************************/\n"); - s4o.print("/* FILE GENERATED BY iec2cc */\n"); - s4o.print("/* Editing this file is not recommended... */\n"); - s4o.print("/*******************************************/\n\n"); - s4o.print("#include \"iec_std_lib.h\"\n\n"); - - /* (A) resource declaration... */ - /* (A.1) resource name in comment */ - s4o.print("// RESOURCE "); - current_resource_name->accept(*this); - s4o.print("\n"); - - /* (A.2) Global variables... */ - if (current_global_vars != NULL) { - vardecl = new generate_cc_vardecl_c(&s4o, - generate_cc_vardecl_c::local_vf, - generate_cc_vardecl_c::global_vt); - vardecl->print(current_global_vars); - delete vardecl; - } - s4o.print("\n"); - - /* (A.3) POUs inclusion */ - s4o.print("#include \"POUS.c\"\n\n"); - - /* (A.4) Resource programs declaration... */ - wanted_declaretype = declare_dt; - symbol->program_configuration_list->accept(*this); - s4o.print("\n"); - - /* (B) resource initialisation function... */ - /* (B.1) initialisation function name... */ - s4o.print("void "); - current_resource_name->accept(*this); - s4o.print(FB_INIT_SUFFIX); - s4o.print("(void) {\n"); - s4o.indent_right(); - - /* (B.2) Global variables initialisations... */ - if (current_global_vars != NULL) { - s4o.print(s4o.indent_spaces); - vardecl = new generate_cc_vardecl_c(&s4o, - generate_cc_vardecl_c::constructorinit_vf, - generate_cc_vardecl_c::global_vt); - vardecl->print(current_global_vars); - delete vardecl; - } - s4o.print("\n"); - - /* (B.3) Resource programs initialisations... */ - wanted_declaretype = init_dt; - symbol->program_configuration_list->accept(*this); - - s4o.indent_left(); - s4o.print("}\n\n"); - - /* (C) Resource run function... */ - /* (C.1) Run function name... */ - s4o.print("void "); - current_resource_name->accept(*this); - s4o.print(FB_RUN_SUFFIX); - s4o.print("(int tick) {\n"); - s4o.indent_right(); - - /* (C.2) Task management... */ - symbol->task_configuration_list->accept(*this); - - /* (C.3) Program run declaration... */ - wanted_declaretype = run_dt; - symbol->program_configuration_list->accept(*this); - - s4o.indent_left(); - s4o.print("}\n\n"); - - if (single_resource) { - delete current_resource_name; - current_resource_name = NULL; - } - return NULL; - } - -/* PROGRAM [RETAIN | NON_RETAIN] program_name [WITH task_name] ':' program_type_name ['(' prog_conf_elements ')'] */ -//SYM_REF6(program_configuration_c, retain_option, program_name, task_name, program_type_name, prog_conf_elements, unused) - void *visit(program_configuration_c *symbol) { - if (wanted_declaretype == declare_dt) { - s4o.print(s4o.indent_spaces); - symbol->program_type_name->accept(*this); - s4o.print(" "); - symbol->program_name->accept(*this); - s4o.print(";\n"); - } - if (wanted_declaretype == init_dt) { - s4o.print(s4o.indent_spaces); - symbol->program_type_name->accept(*this); - s4o.print(FB_INIT_SUFFIX); - s4o.print("(&"); - symbol->program_name->accept(*this); - s4o.print(");\n"); - } - if (wanted_declaretype == run_dt) { - current_program_name = ((identifier_c*)(symbol->program_name))->value; - if (symbol->task_name != NULL) { - s4o.print(s4o.indent_spaces); - s4o.print("if ("); - symbol->task_name->accept(*this); - s4o.print(" == 0) {\n"); - s4o.indent_right(); - } - - wanted_assigntype = assign_at; - if (symbol->prog_conf_elements != NULL) - symbol->prog_conf_elements->accept(*this); - - s4o.print(s4o.indent_spaces); - symbol->program_type_name->accept(*this); - s4o.print(FB_FUNCTION_SUFFIX); - s4o.print("(&"); - symbol->program_name->accept(*this); - s4o.print(");\n"); - - wanted_assigntype = send_at; - if (symbol->prog_conf_elements != NULL) - symbol->prog_conf_elements->accept(*this); - - if (symbol->task_name != NULL) { - s4o.indent_left(); - s4o.print(s4o.indent_spaces + "}\n"); - } - } - return NULL; - } - -/* TASK task_name task_initialization */ -//SYM_REF2(task_configuration_c, task_name, task_initialization) - void *visit(task_configuration_c *symbol) { - s4o.print(s4o.indent_spaces + "int "); - symbol->task_name->accept(*this); - s4o.print(" = "); - symbol->task_initialization->accept(*this); - s4o.print(";\n"); - return NULL; - } - -/* '(' [SINGLE ASSIGN data_source ','] [INTERVAL ASSIGN data_source ','] PRIORITY ASSIGN integer ')' */ -//SYM_REF4(task_initialization_c, single_data_source, interval_data_source, priority_data_source, unused) - void *visit(task_initialization_c *symbol) { - if (symbol->interval_data_source != NULL) { - calculate_time_c calculate_time; - symbol->interval_data_source->accept(calculate_time); - unsigned long time = calculate_time.get_time(); - if (time != 0) { - s4o.print("tick % "); - s4o.print_integer((int)(time / common_ticktime)); - } - else - s4o.print("1"); - } - else - s4o.print("1"); - return NULL; - } - -/* any_symbolic_variable ASSIGN prog_data_source */ -//SYM_REF2(prog_cnxn_assign_c, symbolic_variable, prog_data_source) - void *visit(prog_cnxn_assign_c *symbol) { - if (wanted_assigntype == assign_at) { - symbol_c *var_decl; - unsigned int vartype = 0; - symbol_c *current_var_reference = ((global_var_reference_c *)(symbol->prog_data_source))->global_var_name; - var_decl = search_resource_instance->get_decl(current_var_reference); - if (var_decl == NULL) { - var_decl = search_config_instance->get_decl(current_var_reference); - if (var_decl == NULL) - ERROR; - else - vartype = search_config_instance->get_vartype(); - } - else - vartype = search_resource_instance->get_vartype(); - - s4o.print(s4o.indent_spaces + "{extern "); - var_decl->accept(*this); - s4o.print(" "); - symbol->prog_data_source->accept(*this); - s4o.print("; "); - s4o.print(current_program_name); - s4o.print("."); - symbol->symbolic_variable->accept(*this); - s4o.print(" = "); - if (vartype || search_var_instance_decl_c::global_vt) - s4o.print("*"); - symbol->prog_data_source->accept(*this); - s4o.print(";}\n"); - } - return NULL; - } - -/* any_symbolic_variable SENDTO data_sink */ -//SYM_REF2(prog_cnxn_sendto_c, symbolic_variable, data_sink) - void *visit(prog_cnxn_sendto_c *symbol) { - if (wanted_assigntype == send_at) { - symbol_c *var_decl; - unsigned int vartype = 0; - symbol_c *current_var_reference = ((global_var_reference_c *)(symbol->data_sink))->global_var_name; - var_decl = search_resource_instance->get_decl(current_var_reference); - if (var_decl == NULL) { - var_decl = search_config_instance->get_decl(current_var_reference); - if (var_decl == NULL) - ERROR; - else - vartype = search_config_instance->get_vartype(); - } - else - vartype = search_resource_instance->get_vartype(); - - s4o.print(s4o.indent_spaces); - s4o.print(s4o.indent_spaces + "{extern "); - var_decl->accept(*this); - s4o.print(" "); - symbol->data_sink->accept(*this); - s4o.print("; "); - if (vartype || search_var_instance_decl_c::global_vt) - s4o.print("*"); - symbol->data_sink->accept(*this); - s4o.print(" = "); - s4o.print(current_program_name); - s4o.print("."); - symbol->symbolic_variable->accept(*this); - s4o.print("};\n"); - } - return NULL; - } - -}; - -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ - -class generate_cc_c: public iterator_visitor_c { - protected: - stage4out_c &s4o; - stage4out_c pous_s4o; - stage4out_c located_variables_s4o; - generate_cc_pous_c generate_cc_pous; - - symbol_c *current_configuration; - - const char *current_name; - const char *current_builddir; - - unsigned long common_ticktime; - - public: - generate_cc_c(stage4out_c *s4o_ptr, const char *builddir): - s4o(*s4o_ptr), - pous_s4o(builddir, "POUS", "c"), - located_variables_s4o(builddir, "LOCATED_VARIABLES","h"), - generate_cc_pous(&pous_s4o) { - current_builddir = builddir; - current_configuration = NULL; - } - - ~generate_cc_c(void) {} - -/***************************/ -/* B 0 - Programming Model */ -/***************************/ - void *visit(library_c *symbol) { - generate_location_list_c generate_location_list(&located_variables_s4o); - symbol->accept(generate_location_list); - - for(int i = 0; i < symbol->n; i++) { - symbol->elements[i]->accept(*this); - } - return NULL; - } - -/*************************/ -/* B.1 - Common elements */ -/*************************/ -/*******************************************/ -/* B 1.1 - Letters, digits and identifiers */ -/*******************************************/ - void *visit(identifier_c *symbol) { - current_name = symbol->value; - return NULL; - } - -/**************************************/ -/* B.1.5 - Program organization units */ -/**************************************/ -/***********************/ -/* B 1.5.1 - Functions */ -/***********************/ - void *visit(function_declaration_c *symbol) { - symbol->accept(generate_cc_pous); - return NULL; - } - -/*****************************/ -/* B 1.5.2 - Function Blocks */ -/*****************************/ - void *visit(function_block_declaration_c *symbol) { - symbol->accept(generate_cc_pous); - return NULL; - } - -/**********************/ -/* B 1.5.3 - Programs */ -/**********************/ - void *visit(program_declaration_c *symbol) { - symbol->accept(generate_cc_pous); - return NULL; - } - - -/********************************/ -/* B 1.7 Configuration elements */ -/********************************/ - void *visit(configuration_declaration_c *symbol) { - static int configuration_count = 0; - - if (configuration_count++) { - /* the first configuration is the one we will use!! */ - ERROR; - } - - current_configuration = symbol; - - calculate_common_ticktime_c calculate_common_ticktime; - symbol->accept(calculate_common_ticktime); - common_ticktime = calculate_common_ticktime.get_ticktime(); - - symbol->configuration_name->accept(*this); - stage4out_c config_s4o(current_builddir, current_name, "c"); - generate_cc_config_c generate_cc_config(&config_s4o); - symbol->accept(generate_cc_config); - - config_s4o.print("int common_ticktime__ = "); - config_s4o.print_integer((int)(common_ticktime / 1000000)); - config_s4o.print("; /*ms*/\n"); - - symbol->resource_declarations->accept(*this); - - current_configuration = NULL; - - return NULL; - } - - void *visit(resource_declaration_c *symbol) { - symbol->resource_name->accept(*this); - stage4out_c resources_s4o(current_builddir, current_name, "c"); - generate_cc_resources_c generate_cc_resources(&resources_s4o, current_configuration, symbol, common_ticktime); - symbol->accept(generate_cc_resources); - return NULL; - } - - void *visit(single_resource_declaration_c *symbol) { - stage4out_c resources_s4o(current_builddir, "RESOURCE", "c"); - generate_cc_resources_c generate_cc_resources(&resources_s4o, current_configuration, symbol, common_ticktime); - symbol->accept(generate_cc_resources); - return NULL; - } - -}; - -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ -/***********************************************************************/ - - - - -visitor_c *new_code_generator(stage4out_c *s4o, const char *builddir) {return new generate_cc_c(s4o, builddir);} -void delete_code_generator(visitor_c *code_generator) {delete code_generator;} - -