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#ifndef IVL_parse_misc_H
#define IVL_parse_misc_H
/*
* Copyright (c) 1998-2014 Stephen Williams (steve@icarus.com)
*
* This source code is free software; you can redistribute it
* and/or modify it in source code form 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
# include <list>
# include <ostream>
# include "compiler.h"
# include "pform.h"
/*
* The vlltype supports the passing of detailed source file location
* information between the lexical analyzer and the parser. Defining
* YYLTYPE compels the lexor to use this type and not something other.
*/
struct vlltype {
int first_line;
int first_column;
int last_line;
int last_column;
const char*text;
std::string get_fileline() const;
};
# define YYLTYPE struct vlltype
class LineInfo;
inline void FILE_NAME(LineInfo*tmp, const struct vlltype&where)
{
tmp->set_lineno(where.first_line);
tmp->set_file(filename_strings.make(where.text));
}
/* This for compatibility with new and older bison versions. */
#ifndef yylloc
# define yylloc VLlloc
#endif
extern YYLTYPE yylloc;
/*
* Interface into the lexical analyzer. ...
*/
extern int VLlex();
extern void VLerror(const char*msg);
extern void VLerror(const YYLTYPE&loc, const char*msg, ...) __attribute__((format(printf,2,3)));
#define yywarn VLwarn
extern void VLwarn(const YYLTYPE&loc, const char*msg);
extern void destroy_lexor();
extern ostream& operator << (ostream&, const YYLTYPE&loc);
extern unsigned error_count, warn_count;
extern unsigned long based_size;
extern bool in_celldefine;
enum UCDriveType { UCD_NONE, UCD_PULL0, UCD_PULL1 };
extern UCDriveType uc_drive;
/*
* Flags to control if we are declaring or checking a timeunit or
* timeprecision statement.
*/
extern bool have_timeunit_decl;
extern bool have_timeprec_decl;
/*
* The parser signals back to the lexor that the next identifier
* should be in the package scope. For example, if the source is
* <package> :: <foo>
* Then the parser calls this function to set the package context so
* that the lexor can interpret <foo> in the package context.
*/
extern void lex_in_package_scope(PPackage*pkg);
/*
* Test if this identifier is a type identifier in the current
* context. The pform code needs to help the lexor here because the
* parser detects typedefs and marks the typedef'ed identifiers as
* type names.
*/
extern data_type_t* pform_test_type_identifier(const char*txt);
extern data_type_t* pform_test_type_identifier(PPackage*pkg, const char*txt);
extern bool pform_test_type_identifier_local(perm_string txt);
/*
* Test if this identifier is a package name. The pform needs to help
* the lexor here because the parser detects packages and saves them.
*/
extern PPackage* pform_test_package_identifier(const char*txt);
/*
* Export these functions because we have to generate PENumber class
* in pform.cc for user defparam definition from command file.
*/
extern verinum*make_unsized_dec(const char*txt);
extern verinum*make_undef_highz_dec(const char*txt);
extern verinum*make_unsized_binary(const char*txt);
extern verinum*make_unsized_octal(const char*txt);
extern verinum*make_unsized_hex(const char*txt);
extern char* strdupnew(char const *str);
#endif /* IVL_parse_misc_H */