absyntax_utils/absyntax_utils.hh
author mjsousa
Sun, 14 Dec 2014 19:15:29 +0000
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permissions -rw-r--r--
Fix bugs introduced in previous commit (once again do constant folding of all literals in type declarations)
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/*
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 *  matiec - a compiler for the programming languages defined in IEC 61131-3
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 *
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 *  Copyright (C) 2009-2011  Mario de Sousa (msousa@fe.up.pt)
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 *  Copyright (C) 2007-2011  Laurent Bessard and Edouard Tisserant
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 *
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 *  This program is free software: you can redistribute it and/or modify
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 *  it under the terms of the GNU General Public License as published by
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 *  the Free Software Foundation, either version 3 of the License, or
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 *  (at your option) any later version.
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 *
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 *  This program is distributed in the hope that it will be useful,
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 *  GNU General Public License for more details.
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 *
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 *  You should have received a copy of the GNU General Public License
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 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
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 *
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 *
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 * This code is made available on the understanding that it will not be
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 * used in safety-critical situations without a full and competent review.
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 */
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/*
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 * An IEC 61131-3 compiler.
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 *
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 * Based on the
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 * FINAL DRAFT - IEC 61131-3, 2nd Ed. (2001-12-10)
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 *
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 */
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/*
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 * This is the main stage 3a file.
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 *
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 * In stage 3a some helpful symbol tables are instanciated and populated.
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 * These symbol tables wll then be used by stage3b and atage4 code generators.
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 */
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#ifndef _SEARCH_UTILS_HH
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#define _SEARCH_UTILS_HH
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// #include <stdio.h>  /* required for NULL */
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#include "../util/symtable.hh"
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#include "../util/dsymtable.hh"
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#include "../absyntax/absyntax.hh"
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#include "../absyntax/visitor.hh"
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/* returns 0 if the names are equal!! Case is ignored. */
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int compare_identifiers(symbol_c *ident1, symbol_c *ident2);
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/* A symbol table with all globally declared functions... */
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extern function_declaration_c null_symbol1;
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typedef dsymtable_c<function_declaration_c *, &null_symbol1> function_symtable_t;
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extern function_symtable_t function_symtable;
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/* A symbol table with all globally declared functions block types... */
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extern function_block_declaration_c null_symbol2;
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extern symtable_c<function_block_declaration_c *, &null_symbol2> function_block_type_symtable;
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/* A symbol table with all globally declared program types... */
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extern program_declaration_c null_symbol3;
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extern symtable_c<program_declaration_c *, &null_symbol3> program_type_symtable;
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/* A symbol table with all user declared type definitions... */
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/* Note that function block types and program types have their
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 * own symbol tables, so do not get placed in this symbol table!
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 *
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 * The symbol_c * associated to the value will point to the data type declaration.
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 */
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extern symbol_c null_symbol4;
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extern symtable_c<symbol_c *, &null_symbol4> type_symtable;
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/***********************************************************************/
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/***********************************************************************/
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/***********************************************************************/
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/***********************************************************************/
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#include "spec_init_separator.hh"
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#include "array_dimension_iterator.hh"
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#include "case_element_iterator.hh"
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#include "function_param_iterator.hh"
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#include "function_call_iterator.hh"
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#include "function_call_param_iterator.hh"
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#include "type_initial_value.hh"
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#include "search_fb_instance_decl.hh"
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#include "search_fb_typedecl.hh"
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#include "search_base_type.hh"
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#include "search_var_instance_decl.hh"
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#include "decompose_var_instance_name.hh"
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#include "search_varfb_instance_type.hh"
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#include "add_en_eno_param_decl.hh"
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#include "get_sizeof_datatype.hh"
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#include "search_il_label.hh"
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#include "get_var_name.hh"
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#include "get_datatype_info.hh"
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#include "debug_ast.hh"
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/***********************************************************************/
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/***********************************************************************/
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/***********************************************************************/
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/***********************************************************************/
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/***********************************************************************/
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void absyntax_utils_init(symbol_c *tree_root);
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#endif /* _SEARCH_UTILS_HH */