source: test/perf1.c @ 7

/*
 *  TOPPERS Software
 *      Toyohashi Open Platform for Embedded Real-Time Systems
 * 
 *  Copyright (C) 2006-2009 by Embedded and Real-Time Systems Laboratory
 *              Graduate School of Information Science, Nagoya Univ., JAPAN
 * 
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 */

/*
 *              ¥«¡Œ¥Í¥ëÀ­ÇœÉŸ²Á¥×¥í¥°¥é¥à(1)
 *
 *  slp_tsk¡€wup_tsk€Ë€è€ë¥¿¥¹¥¯ÀÚŽ¹€š»þŽÖ€ò·×¬€¹€ë€¿€á€Î¥×¥í¥°¥é¥à¡¥
 */

#include <kernel.h>
#include <t_syslog.h>
#include <test_lib.h>
#include <histogram.h>
#include "kernel_cfg.h"
#include "perf1.h"

/*
 *  ·×¬²ó¿ô€ÈŒÂ¹Ô»þŽÖʬÉÛ€òµ­Ï¿€¹€ëºÇÂç»þŽÖ
 */
#define NO_MEASURE      10000U                  /* ·×¬²ó¿ô */
#define MAX_TIME        1000U                   /* ŒÂ¹Ô»þŽÖʬÉÛ€òµ­Ï¿€¹€ëºÇÂç»þŽÖ */

/*
 *  ŒÂ¹Ô»þŽÖʬÉÛ€òµ­Ï¿€¹€ë¥á¥â¥êÎΰè
 */
static uint_t   histarea1[MAX_TIME + 1];
static uint_t   histarea2[MAX_TIME + 1];

/*
 *  ·×¬¥¿¥¹¥¯1¡Ê¹âÍ¥ÀèÅÙ¡Ë
 */
void task1(intptr_t exinf)
{
        uint_t  i;

        slp_tsk();
        end_measure(1);
        for (i = 1; i < NO_MEASURE; i++) {
                begin_measure(2);
                slp_tsk();
                end_measure(1);
        }
        begin_measure(2);
        slp_tsk();
}

/*
 *  ·×¬¥¿¥¹¥¯2¡ÊÃæÍ¥ÀèÅÙ¡Ë
 */
void task2(intptr_t exinf)
{
        uint_t  i;

        for (i = 0; i < NO_MEASURE; i++) {
                begin_measure(1);
                wup_tsk(TASK1);
                end_measure(2);
        }
        wup_tsk(TASK1);
}

/*
 *  ¥á¥€¥ó¥¿¥¹¥¯¡ÊÄãÍ¥ÀèÅÙ¡Ë
 */
void main_task(intptr_t exinf)
{
        syslog_0(LOG_NOTICE, "Performance evaluation program (1)");
        init_hist(1, MAX_TIME, histarea1);
        init_hist(2, MAX_TIME, histarea2);
        syslog_flush();

        act_tsk(TASK1);
        act_tsk(TASK2);

        syslog_0(LOG_NOTICE, "Execution times of wup_tsk -> slp_tsk");
        print_hist(1);
        syslog_0(LOG_NOTICE, "Execution times of slp_tsk -> wup_tsk");
        print_hist(2);
        test_finish();
}