mario@181: /*
mario@181:  * (c) 2009 Mario de Sousa
mario@181:  *
mario@181:  * Offered to the public under the terms of the GNU General Public License
mario@181:  * as published by the Free Software Foundation; either version 2 of the
mario@181:  * License, or (at your option) any later version.
mario@181:  *
mario@181:  * This program is distributed in the hope that it will be useful, but
mario@181:  * WITHOUT ANY WARRANTY; without even the implied warranty of
mario@181:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
mario@181:  * Public License for more details.
mario@181:  *
mario@181:  * This code is made available on the understanding that it will not be
mario@181:  * used in safety-critical situations without a full and competent review.
mario@181:  */
mario@181: 
mario@181: /*
mario@181:  * An IEC 61131-3 IL and ST compiler.
mario@181:  *
mario@181:  * Based on the
mario@181:  * FINAL DRAFT - IEC 61131-3, 2nd Ed. (2001-12-10)
mario@181:  *
mario@181:  */
mario@181: 
mario@181: 
mario@181: /*
mario@181:  * This is the main stage 3a file.
mario@181:  *
mario@181:  * In stage 3a some helpful symbol tables are instanciated and populated.
mario@181:  * These symbol tables wll then be used by stage3b and atage4 code generators.
mario@181:  */
mario@181: 
mario@181: 
mario@181: 
mario@181: 
mario@181: #ifndef _SEARCH_UTILS_HH
mario@181: #define _SEARCH_UTILS_HH
mario@181: 
mario@181: // #include <stdio.h>  /* required for NULL */
mario@181: #include "../util/symtable.hh"
mario@181: #include "../util/dsymtable.hh"
mario@181: #include "../absyntax/absyntax.hh"
mario@181: #include "../absyntax/visitor.hh"
mario@181: 
mario@181: 
mario@181: 
mario@181: /* returns 0 if the names are equal!! Case is ignored. */
mario@181: int compare_identifiers(symbol_c *ident1, symbol_c *ident2);
mario@181: 
mario@181: /* A symbol table with all globally declared functions... */
mario@181: extern function_declaration_c null_symbol1;
mario@181: extern dsymtable_c<function_declaration_c *, &null_symbol1> function_symtable;
mario@181: 
mario@181: /* A symbol table with all globally declared functions block types... */
mario@181: extern function_block_declaration_c null_symbol2;
mario@181: extern symtable_c<function_block_declaration_c *, &null_symbol2> function_block_type_symtable;
mario@181: 
mario@181: /* A symbol table with all globally declared program types... */
mario@181: extern program_declaration_c null_symbol3;
mario@181: extern symtable_c<program_declaration_c *, &null_symbol3> program_type_symtable;
mario@181: 
mario@181: /* A symbol table with all user declared type definitions... */
mario@181: /* Note that function block types and program types have their
mario@181:  * own symbol tables, so do not get placed in this symbol table!
mario@181:  */
mario@181: extern symbol_c null_symbol4;
mario@181: extern symtable_c<symbol_c *, &null_symbol4> type_symtable;
mario@181: 
mario@181: 
mario@181: 
mario@181: /***********************************************************************/
mario@181: /***********************************************************************/
mario@181: /***********************************************************************/
mario@181: /***********************************************************************/
mario@181: 
mario@181: #include "spec_init_separator.hh"
mario@181: #include "function_param_iterator.hh"
mario@181: #include "function_call_iterator.hh"
mario@181: #include "function_call_param_iterator.hh"
mario@181: #include "type_initial_value.hh"
mario@181: #include "search_fb_instance_decl.hh"
mario@181: #include "search_fb_typedecl.hh"
mario@181: #include "search_base_type.hh"
mario@181: #include "search_var_instance_decl.hh"
mario@181: #include "decompose_var_instance_name.hh"
mario@181: #include "search_varfb_instance_type.hh"
mario@181: #include "search_constant_type.hh"
ccb@202: #include "search_il_operand_type.hh"
mario@181: #include "search_expression_type.hh"
ccb@202: #include "add_en_eno_param_decl.hh"
ccb@202: #include "get_sizeof_datatype.hh"
mario@181: #include "get_function_type.h"
mario@181: 
mario@181: 
mario@181: /***********************************************************************/
mario@181: /***********************************************************************/
mario@181: /***********************************************************************/
mario@181: /***********************************************************************/
mario@181: /***********************************************************************/
mario@181: 
mario@181: 
mario@181: 
mario@181: 
mario@181: void absyntax_utils_init(symbol_c *tree_root);
mario@181: 
mario@181: 
mario@181: #endif /* _SEARCH_UTILS_HH */