source: rtems/testsuites/sptests/sp19/fptask.c

/* SPDX-License-Identifier: BSD-2-Clause */

/*
 *  COPYRIGHT (c) 1989-2011.
 *  On-Line Applications Research Corporation (OAR).
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include "system.h"
#include "fptest.h"
#include "inttest.h"

rtems_task FP_task(
  rtems_task_argument argument
)
{
  rtems_status_code status;
  rtems_id          tid;
  rtems_time_of_day time;
  uint32_t          task_index;
  uint32_t          previous_seconds;
  INTEGER_DECLARE;
  FP_DECLARE;

  status = rtems_task_ident( RTEMS_WHO_AM_I, RTEMS_SEARCH_ALL_NODES, &tid );
  directive_failed( status, "rtems_task_ident of self" );

  task_index = task_number( tid );

  INTEGER_LOAD( INTEGER_factors[ task_index ] );
  FP_LOAD( FP_factors[ task_index ] );

  put_name( Task_name[ task_index ], FALSE );
  printf(
    " - integer base = (0x%" PRIx32 ")\n",
    INTEGER_factors[ task_index ]
  );
  put_name( Task_name[ task_index ], FALSE );
  printf( " - float base = (%g)\n", FP_factors[ task_index ] );

  previous_seconds = (uint32_t)-1;

  while( FOREVER ) {

    status = rtems_clock_get_tod( &time );
    directive_failed( status, "rtems_clock_get_tod" );

    if ( time.second >= 16 ) {
      if ( task_number( tid ) == 4 ) {
        puts( "TA4 - rtems_task_exit" );
        rtems_task_exit();
      }
      puts( "TA5 - rtems_task_delete - TA3" );
      status = rtems_task_delete( Task_id[ 3 ] );
      directive_failed( status, "rtems_task_delete of TA3" );

      TEST_END();
      rtems_test_exit( 0 );
    }

    if (previous_seconds != time.second) {
      put_name( Task_name[ task_index ], FALSE );
      print_time( " - rtems_clock_get_tod - ", &time, "\n" );
      previous_seconds = time.second;
    }

    INTEGER_CHECK( INTEGER_factors[ task_index ] );
    FP_CHECK( FP_factors[ task_index ] );

    /* for the first 4 seconds we spin as fast as possible
     * so that we likely are interrupted
     * After that, we go to sleep for a second at a time
     */
    if (time.second >= 4) {
      status = rtems_task_wake_after( rtems_clock_get_ticks_per_second() );
      directive_failed( status, "rtems_task_wake_after" );
    }
  }
}