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#ifndef __FSM_H__
#define __FSM_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 fsm.h
\author Trevor Williams (phase1geo@gmail.com)
\date 3/31/2002
\brief Contains functions for determining/reporting FSM coverage.
*/
#include <stdio.h>
#include "defines.h"
/*! \brief Creates and initializes new FSM structure. */
fsm* fsm_create(
expression* from_state,
expression* to_state,
int line,
bool exclude
);
/*! \brief Adds new FSM arc structure to specified FSMs arc list. */
void fsm_add_arc(
fsm* table,
expression* from_state,
expression* to_state
);
/*! \brief Sets sizes of tables in specified FSM structure. */
void fsm_create_tables(
fsm* table
);
/*! \brief Outputs contents of specified FSM to CDD file. */
void fsm_db_write(
fsm* table,
FILE* file,
bool ids_issued
);
/*! \brief Reads in contents of specified FSM. */
void fsm_db_read(
char** line,
/*@null@*/ func_unit* funit
);
/*! \brief Reads and merges two FSMs, placing result into base FSM. */
void fsm_db_merge(
fsm* base,
char** line
);
/*! \brief Merges two FSMs, placing the result into the base FSM. */
void fsm_merge(
fsm* base,
fsm* other
);
/*! \brief Sets the bit in set table based on the values of last and curr. */
void fsm_table_set(
expression* expr,
const sim_time* time
);
/*! \brief Gathers statistics about the current FSM */
void fsm_get_stats(
fsm_link* table,
/*@out@*/ int* state_hit,
/*@out@*/ int* state_total,
/*@out@*/ int* arc_hit,
/*@out@*/ int* arc_total,
/*@out@*/ int* arc_excluded
);
/*! \brief Retrieves the FSM summary information for the specified functional unit. */
void fsm_get_funit_summary(
func_unit* funit,
/*@out@*/ int* hit,
/*@out@*/ int* excluded,
/*@out@*/ int* total
);
/*! \brief Retrieves the FSM summary information for the specified functional unit. */
void fsm_get_inst_summary(
funit_inst* inst,
/*@out@*/ int* hit,
/*@out@*/ int* excluded,
/*@out@*/ int* total
);
/*! \brief Retrieves covered or uncovered FSMs from the specified functional unit. */
void fsm_collect(
func_unit* funit,
int cov,
/*@out@*/ sig_link** sig_head,
/*@out@*/ sig_link** sig_tail,
/*@out@*/ int** expr_ids,
/*@out@*/ int** excludes
);
/*! \brief Collects all coverage information for the specified FSM */
void fsm_get_coverage(
func_unit* funit,
int expr_id,
/*@out@*/ char*** total_fr_states,
/*@out@*/ unsigned int* total_fr_state_num,
/*@out@*/ char*** total_to_states,
/*@out@*/ unsigned int* total_to_state_num,
/*@out@*/ char*** hit_fr_states,
/*@out@*/ unsigned int* hit_fr_state_num,
/*@out@*/ char*** hit_to_states,
/*@out@*/ unsigned int* hit_to_state_num,
/*@out@*/ char*** total_from_arcs,
/*@out@*/ char*** total_to_arcs,
/*@out@*/ int** total_ids,
/*@out@*/ int** excludes,
/*@out@*/ char*** reasons,
/*@out@*/ int* total_arc_num,
/*@out@*/ char*** hit_from_arcs,
/*@out@*/ char*** hit_to_arcs,
/*@out@*/ int* hit_arc_num,
/*@out@*/ char*** input_state,
/*@out@*/ unsigned int* input_size,
/*@out@*/ char*** output_state,
/*@out@*/ unsigned int* output_size
);
/*! \brief Generates report output for FSM coverage. */
void fsm_report(
FILE* ofile,
bool verbose
);
/*! \brief Deallocates specified FSM structure. */
void fsm_dealloc(
fsm* table
);
#endif
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