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#ifndef __PARAM_H__
#define __PARAM_H__
/*
Copyright (c) 2006-2010 Trevor Williams
This program is free software; you can redistribute it and/or modify
it 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/*!
\file param.h
\author Trevor Williams (phase1geo@gmail.com)
\date 8/22/2002
\brief Contains functions and structures necessary to handle parameters.
*/
#include <stdio.h>
#include "defines.h"
/*! \brief Searches specified module parameter list for matching parameter. */
mod_parm* mod_parm_find(
const char* name,
mod_parm* parm
);
/*! \brief Creates new module parameter and adds it to the specified list. */
mod_parm* mod_parm_add(
char* scope,
static_expr* msb,
static_expr* lsb,
bool is_signed,
expression* expr,
int type,
func_unit* funit,
char* inst_name
);
/*! \brief Outputs contents of module parameter list to standard output. */
void mod_parm_display( mod_parm* mparm );
/*! \brief Creates a new instance parameter for a generate variable */
void inst_parm_add_genvar( vsignal* sig, funit_inst* inst );
/*! \brief Performs bind of signal and expressions for the given instance parameter. */
void inst_parm_bind( inst_parm* iparm );
/*! \brief Adds parameter override to defparam list. */
void defparam_add( const char* scope, vector* expr );
/*! \brief Deallocates all memory associated with defparam storage from command-line */
void defparam_dealloc();
/*! \brief Sets the specified signal size according to the specified instance parameter */
void param_set_sig_size( vsignal* sig, inst_parm* icurr );
/*! \brief Evaluates parameter expression for the given instance. */
void param_expr_eval( expression* expr, funit_inst* inst );
/*! \brief Resolves all parameters for the specified instance. */
void param_resolve_inst( funit_inst* inst );
/*! \brief Resolves all parameters for the specified instance tree. */
void param_resolve( funit_inst* inst );
/*! \brief Outputs specified instance parameter to specified output stream. */
void param_db_write( inst_parm* iparm, FILE* file );
/*! \brief Deallocates specified module parameter and possibly entire module parameter list. */
void mod_parm_dealloc( mod_parm* parm, bool recursive );
/*! \brief Deallocates specified instance parameter and possibly entire instance parameter list. */
void inst_parm_dealloc( inst_parm* parm, bool recursive );
#endif
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