testbmk.c File Reference

Detailed Description

Kernel Benchmarks source file.

Kernel Benchmarks

Definition in file testbmk.c.

Functions
static msg_t	thread1 (void *p)
	__attribute__ ((noinline))
static void	bmk1_execute (void)
static void	bmk2_execute (void)
static msg_t	thread2 (void *p)
static void	bmk3_execute (void)
msg_t	thread4 (void *p)
static void	bmk4_execute (void)
static void	bmk5_execute (void)
static void	bmk6_execute (void)
static msg_t	thread3 (void *p)
static void	bmk7_setup (void)
static void	bmk7_execute (void)
static msg_t	thread8 (void *p)
static void	bmk8_execute (void)
static void	bmk9_execute (void)
static void	tmo (void *param)
static void	bmk10_execute (void)
static void	bmk11_setup (void)
static void	bmk11_execute (void)
static void	bmk12_setup (void)
static void	bmk12_execute (void)
static void	bmk13_execute (void)

Variables
static Semaphore	sem1
static Mutex	mtx1
ROMCONST struct testcase	testbmk1
ROMCONST struct testcase	testbmk2
ROMCONST struct testcase	testbmk3
ROMCONST struct testcase	testbmk4
ROMCONST struct testcase	testbmk5
ROMCONST struct testcase	testbmk6
ROMCONST struct testcase	testbmk7
ROMCONST struct testcase	testbmk8
ROMCONST struct testcase	testbmk9
ROMCONST struct testcase	testbmk10
ROMCONST struct testcase	testbmk11
ROMCONST struct testcase	testbmk12
ROMCONST struct testcase	testbmk13
ROMCONST struct testcase *ROMCONST	patternbmk []
	Test sequence for benchmarks.

Function Documentation

__attribute__()

__attribute__

(

(noinline)

)

Definition at line 81 of file testbmk.c.

                                              {
 
  uint32_t n = 0;
  test_wait_tick();
  test_start_timer(1000);
  do {
    (void)chMsgSend(tp, 1);
    n++;
#if defined(SIMULATOR)
    ChkIntSources();
#endif
  } while (!test_timer_done);
  (void)chMsgSend(tp, 0);
  return n;
}

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bmk10_execute()

static void bmk10_execute ( void  )

static

Definition at line 507 of file testbmk.c.

                                {
  static VirtualTimer vt1, vt2;
  uint32_t n = 0;
 
  test_wait_tick();
  test_start_timer(1000);
  do {
    chSysLock();
    chVTSetI(&vt1, 1, tmo, NULL);
    chVTSetI(&vt2, 10000, tmo, NULL);
    chVTResetI(&vt1);
    chVTResetI(&vt2);
    chSysUnlock();
    n++;
#if defined(SIMULATOR)
    ChkIntSources();
#endif
  } while (!test_timer_done);
  test_print("--- Score : ");
  test_printn(n * 2);
  test_println(" timers/S");
}

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bmk11_execute()

static void bmk11_execute ( void  )

static

Definition at line 553 of file testbmk.c.

                                {
  uint32_t n = 0;
 
  test_wait_tick();
  test_start_timer(1000);
  do {
    chSemWait(&sem1);
    chSemSignal(&sem1);
    chSemWait(&sem1);
    chSemSignal(&sem1);
    chSemWait(&sem1);
    chSemSignal(&sem1);
    chSemWait(&sem1);
    chSemSignal(&sem1);
    n++;
#if defined(SIMULATOR)
    ChkIntSources();
#endif
  } while (!test_timer_done);
  test_print("--- Score : ");
  test_printn(n * 4);
  test_println(" wait+signal/S");
}

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bmk11_setup()

static void bmk11_setup ( void  )

static

Definition at line 548 of file testbmk.c.

                              {
 
  chSemInit(&sem1, 1);
}

bmk12_execute()

static void bmk12_execute ( void  )

static

Definition at line 601 of file testbmk.c.

                                {
  uint32_t n = 0;
 
  test_wait_tick();
  test_start_timer(1000);
  do {
    chMtxLock(&mtx1);
    chMtxUnlock();
    chMtxLock(&mtx1);
    chMtxUnlock();
    chMtxLock(&mtx1);
    chMtxUnlock();
    chMtxLock(&mtx1);
    chMtxUnlock();
    n++;
#if defined(SIMULATOR)
    ChkIntSources();
#endif
  } while (!test_timer_done);
  test_print("--- Score : ");
  test_printn(n * 4);
  test_println(" lock+unlock/S");
}

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bmk12_setup()

static void bmk12_setup ( void  )

static

Definition at line 596 of file testbmk.c.

                              {
 
  chMtxInit(&mtx1);
}

bmk13_execute()

static void bmk13_execute ( void  )

static

Definition at line 640 of file testbmk.c.

                                {
 
  test_print("--- System: ");
  test_printn(sizeof(ReadyList) + sizeof(VTList) +
              PORT_IDLE_THREAD_STACK_SIZE +
              (sizeof(Thread) + sizeof(struct intctx) +
               sizeof(struct extctx) +
               PORT_INT_REQUIRED_STACK) * 2);
  test_println(" bytes");
  test_print("--- Thread: ");
  test_printn(sizeof(Thread));
  test_println(" bytes");
  test_print("--- Timer : ");
  test_printn(sizeof(VirtualTimer));
  test_println(" bytes");
#if CH_USE_SEMAPHORES
  test_print("--- Semaph: ");
  test_printn(sizeof(Semaphore));
  test_println(" bytes");
#endif
#if CH_USE_EVENTS
  test_print("--- EventS: ");
  test_printn(sizeof(EventSource));
  test_println(" bytes");
  test_print("--- EventL: ");
  test_printn(sizeof(EventListener));
  test_println(" bytes");
#endif
#if CH_USE_MUTEXES
  test_print("--- Mutex : ");
  test_printn(sizeof(Mutex));
  test_println(" bytes");
#endif
#if CH_USE_CONDVARS
  test_print("--- CondV.: ");
  test_printn(sizeof(CondVar));
  test_println(" bytes");
#endif
#if CH_USE_QUEUES
  test_print("--- Queue : ");
  test_printn(sizeof(GenericQueue));
  test_println(" bytes");
#endif
#if CH_USE_MAILBOXES
  test_print("--- MailB.: ");
  test_printn(sizeof(Mailbox));
  test_println(" bytes");
#endif
}

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bmk1_execute()

static void bmk1_execute ( void  )

static

Definition at line 108 of file testbmk.c.

                               {
  uint32_t n;
 
  threads[0] = chThdCreateStatic(wa[0], WA_SIZE, chThdGetPriority()-1, thread1, NULL);
  n = msg_loop_test(threads[0]);
  test_wait_threads();
  test_print("--- Score : ");
  test_printn(n);
  test_print(" msgs/S, ");
  test_printn(n << 1);
  test_println(" ctxswc/S");
}

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bmk2_execute()

static void bmk2_execute ( void  )

static

Definition at line 137 of file testbmk.c.

                               {
  uint32_t n;
 
  threads[0] = chThdCreateStatic(wa[0], WA_SIZE, chThdGetPriority()+1, thread1, NULL);
  n = msg_loop_test(threads[0]);
  test_wait_threads();
  test_print("--- Score : ");
  test_printn(n);
  test_print(" msgs/S, ");
  test_printn(n << 1);
  test_println(" ctxswc/S");
}

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bmk3_execute()

static void bmk3_execute ( void  )

static

Definition at line 172 of file testbmk.c.

                               {
  uint32_t n;
 
  threads[0] = chThdCreateStatic(wa[0], WA_SIZE, chThdGetPriority()+1, thread1, NULL);
  threads[1] = chThdCreateStatic(wa[1], WA_SIZE, chThdGetPriority()-2, thread2, NULL);
  threads[2] = chThdCreateStatic(wa[2], WA_SIZE, chThdGetPriority()-3, thread2, NULL);
  threads[3] = chThdCreateStatic(wa[3], WA_SIZE, chThdGetPriority()-4, thread2, NULL);
  threads[4] = chThdCreateStatic(wa[4], WA_SIZE, chThdGetPriority()-5, thread2, NULL);
  n = msg_loop_test(threads[0]);
  test_wait_threads();
  test_print("--- Score : ");
  test_printn(n);
  test_print(" msgs/S, ");
  test_printn(n << 1);
  test_println(" ctxswc/S");
}

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bmk4_execute()

static void bmk4_execute ( void  )

static

Definition at line 220 of file testbmk.c.

                               {
  Thread *tp;
  uint32_t n;
 
  tp = threads[0] = chThdCreateStatic(wa[0], WA_SIZE, chThdGetPriority()+1, thread4, NULL);
  n = 0;
  test_wait_tick();
  test_start_timer(1000);
  do {
    chSysLock();
    chSchWakeupS(tp, RDY_OK);
    chSchWakeupS(tp, RDY_OK);
    chSchWakeupS(tp, RDY_OK);
    chSchWakeupS(tp, RDY_OK);
    chSysUnlock();
    n += 4;
#if defined(SIMULATOR)
    ChkIntSources();
#endif
  } while (!test_timer_done);
  chSysLock();
  chSchWakeupS(tp, RDY_TIMEOUT);
  chSysUnlock();
 
  test_wait_threads();
  test_print("--- Score : ");
  test_printn(n * 2);
  test_println(" ctxswc/S");
}

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bmk5_execute()

static void bmk5_execute ( void  )

static

Definition at line 268 of file testbmk.c.

                               {
 
  uint32_t n = 0;
  void *wap = wa[0];
  tprio_t prio = chThdGetPriority() - 1;
  test_wait_tick();
  test_start_timer(1000);
  do {
    chThdWait(chThdCreateStatic(wap, WA_SIZE, prio, thread2, NULL));
    n++;
#if defined(SIMULATOR)
    ChkIntSources();
#endif
  } while (!test_timer_done);
  test_print("--- Score : ");
  test_printn(n);
  test_println(" threads/S");
}

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bmk6_execute()

static void bmk6_execute ( void  )

static

Definition at line 307 of file testbmk.c.

                               {
 
  uint32_t n = 0;
  void *wap = wa[0];
  tprio_t prio = chThdGetPriority() + 1;
  test_wait_tick();
  test_start_timer(1000);
  do {
    chThdCreateStatic(wap, WA_SIZE, prio, thread2, NULL);
    n++;
#if defined(SIMULATOR)
    ChkIntSources();
#endif
  } while (!test_timer_done);
  test_print("--- Score : ");
  test_printn(n);
  test_println(" threads/S");
}

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bmk7_execute()

static void bmk7_execute ( void  )

static

Definition at line 357 of file testbmk.c.

                               {
  uint32_t n;
 
  threads[0] = chThdCreateStatic(wa[0], WA_SIZE, chThdGetPriority()+5, thread3, NULL);
  threads[1] = chThdCreateStatic(wa[1], WA_SIZE, chThdGetPriority()+4, thread3, NULL);
  threads[2] = chThdCreateStatic(wa[2], WA_SIZE, chThdGetPriority()+3, thread3, NULL);
  threads[3] = chThdCreateStatic(wa[3], WA_SIZE, chThdGetPriority()+2, thread3, NULL);
  threads[4] = chThdCreateStatic(wa[4], WA_SIZE, chThdGetPriority()+1, thread3, NULL);
 
  n = 0;
  test_wait_tick();
  test_start_timer(1000);
  do {
    chSemReset(&sem1, 0);
    n++;
#if defined(SIMULATOR)
    ChkIntSources();
#endif
  } while (!test_timer_done);
  test_terminate_threads();
  chSemReset(&sem1, 0);
  test_wait_threads();
 
  test_print("--- Score : ");
  test_printn(n);
  test_print(" reschedules/S, ");
  test_printn(n * 6);
  test_println(" ctxswc/S");
}

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bmk7_setup()

static void bmk7_setup ( void  )

static

Definition at line 352 of file testbmk.c.

                             {
 
  chSemInit(&sem1, 0);
}

bmk8_execute()

static void bmk8_execute ( void  )

static

Definition at line 419 of file testbmk.c.

                               {
  uint32_t n;
 
  n = 0;
  test_wait_tick();
 
  threads[0] = chThdCreateStatic(wa[0], WA_SIZE, chThdGetPriority()-1, thread8, (void *)&n);
  threads[1] = chThdCreateStatic(wa[1], WA_SIZE, chThdGetPriority()-1, thread8, (void *)&n);
  threads[2] = chThdCreateStatic(wa[2], WA_SIZE, chThdGetPriority()-1, thread8, (void *)&n);
  threads[3] = chThdCreateStatic(wa[3], WA_SIZE, chThdGetPriority()-1, thread8, (void *)&n);
  threads[4] = chThdCreateStatic(wa[4], WA_SIZE, chThdGetPriority()-1, thread8, (void *)&n);
 
  chThdSleepSeconds(1);
  test_terminate_threads();
  test_wait_threads();
 
  test_print("--- Score : ");
  test_printn(n);
  test_println(" ctxswc/S");
}

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bmk9_execute()

static void bmk9_execute ( void  )

static

Definition at line 458 of file testbmk.c.

                               {
  uint32_t n;
  static uint8_t ib[16];
  static InputQueue iq;
 
  chIQInit(&iq, ib, sizeof(ib), NULL, NULL);
  n = 0;
  test_wait_tick();
  test_start_timer(1000);
  do {
    chSysLock();
    chIQPutI(&iq, 0);
    chIQPutI(&iq, 1);
    chIQPutI(&iq, 2);
    chIQPutI(&iq, 3);
    chSysUnlock();
    (void)chIQGet(&iq);
    (void)chIQGet(&iq);
    (void)chIQGet(&iq);
    (void)chIQGet(&iq);
    n++;
#if defined(SIMULATOR)
    ChkIntSources();
#endif
  } while (!test_timer_done);
  test_print("--- Score : ");
  test_printn(n * 4);
  test_println(" bytes/S");
}

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thread1()

static msg_t thread1 ( void *  p )

static

Definition at line 67 of file testbmk.c.

                              {
  Thread *tp;
  msg_t msg;
 
  (void)p;
  do {
    tp = chMsgWait();
    msg = chMsgGet(tp);
    chMsgRelease(tp, msg);
  } while (msg);
  return 0;
}

Referenced by bmk1_execute(), bmk2_execute(), and bmk3_execute().

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thread2()

static msg_t thread2 ( void *  p )

static

Definition at line 157 of file testbmk.c.

                              {
 
  return (msg_t)p;
}

Referenced by bmk3_execute(), bmk5_execute(), and bmk6_execute().

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thread3()

static msg_t thread3 ( void *  p )

static

Definition at line 344 of file testbmk.c.

                              {
 
  (void)p;
  while (!chThdShouldTerminate())
    chSemWait(&sem1);
  return 0;
}

Referenced by bmk7_execute().

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thread4()

msg_t thread4

(

void *

p

)

Definition at line 206 of file testbmk.c.

                       {
  msg_t msg;
  Thread *self = chThdSelf();
 
  (void)p;
  chSysLock();
  do {
    chSchGoSleepS(THD_STATE_SUSPENDED);
    msg = self->p_u.rdymsg;
  } while (msg == RDY_OK);
  chSysUnlock();
  return 0;
}

Referenced by bmk4_execute().

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thread8()

static msg_t thread8 ( void *  p )

static

Definition at line 404 of file testbmk.c.

                              {
 
  do {
    chThdYield();
    chThdYield();
    chThdYield();
    chThdYield();
    (*(uint32_t *)p) += 4;
#if defined(SIMULATOR)
    ChkIntSources();
#endif
  } while(!chThdShouldTerminate());
  return 0;
}

Referenced by bmk8_execute().

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tmo()

static void tmo ( void *  param )

static

Definition at line 505 of file testbmk.c.

{(void)param;}

Referenced by bmk10_execute().

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Variable Documentation

mtx1

Mutex mtx1

static

Definition at line 64 of file testbmk.c.

Referenced by bmk12_execute(), and bmk12_setup().

patternbmk

ROMCONST struct testcase* ROMCONST patternbmk[]

Initial value:

= {
#if !TEST_NO_BENCHMARKS
  &testbmk1,
  &testbmk2,
  &testbmk3,
  &testbmk4,
  &testbmk5,
  &testbmk6,
  &testbmk7,
  &testbmk8,
#if CH_USE_QUEUES
  &testbmk9,
#endif
  &testbmk10,
#if CH_USE_SEMAPHORES
  &testbmk11,
#endif
#if CH_USE_MUTEXES
  &testbmk12,
#endif
  &testbmk13,
#endif
  NULL
}

Test sequence for benchmarks.

Definition at line 700 of file testbmk.c.

                                                   {
#if !TEST_NO_BENCHMARKS
  &testbmk1,
  &testbmk2,
  &testbmk3,
  &testbmk4,
  &testbmk5,
  &testbmk6,
  &testbmk7,
  &testbmk8,
#if CH_USE_QUEUES
  &testbmk9,
#endif
  &testbmk10,
#if CH_USE_SEMAPHORES
  &testbmk11,
#endif
#if CH_USE_MUTEXES
  &testbmk12,
#endif
  &testbmk13,
#endif
  NULL
};

sem1

Semaphore sem1

static

Definition at line 62 of file testbmk.c.

Referenced by bmk11_execute(), bmk11_setup(), bmk7_execute(), bmk7_setup(), and thread3().

testbmk1

ROMCONST struct testcase testbmk1

Initial value:

= {
  "Benchmark, messages #1",
  NULL,
  NULL,
  bmk1_execute
}

Definition at line 121 of file testbmk.c.

                                    {
  "Benchmark, messages #1",
  NULL,
  NULL,
  bmk1_execute
};

testbmk10

ROMCONST struct testcase testbmk10

Initial value:

= {
  "Benchmark, virtual timers set/reset",
  NULL,
  NULL,
  bmk10_execute
}

Definition at line 530 of file testbmk.c.

                                     {
  "Benchmark, virtual timers set/reset",
  NULL,
  NULL,
  bmk10_execute
};

testbmk11

ROMCONST struct testcase testbmk11

Initial value:

= {
  "Benchmark, semaphores wait/signal",
  bmk11_setup,
  NULL,
  bmk11_execute
}

Definition at line 577 of file testbmk.c.

                                     {
  "Benchmark, semaphores wait/signal",
  bmk11_setup,
  NULL,
  bmk11_execute
};

testbmk12

ROMCONST struct testcase testbmk12

Initial value:

= {
  "Benchmark, mutexes lock/unlock",
  bmk12_setup,
  NULL,
  bmk12_execute
}

Definition at line 625 of file testbmk.c.

                                     {
  "Benchmark, mutexes lock/unlock",
  bmk12_setup,
  NULL,
  bmk12_execute
};

testbmk13

ROMCONST struct testcase testbmk13

Initial value:

= {
  "Benchmark, RAM footprint",
  NULL,
  NULL,
  bmk13_execute
}

Definition at line 690 of file testbmk.c.

                                     {
  "Benchmark, RAM footprint",
  NULL,
  NULL,
  bmk13_execute
};

testbmk2

ROMCONST struct testcase testbmk2

Initial value:

= {
  "Benchmark, messages #2",
  NULL,
  NULL,
  bmk2_execute
}

Definition at line 150 of file testbmk.c.

                                    {
  "Benchmark, messages #2",
  NULL,
  NULL,
  bmk2_execute
};

testbmk3

ROMCONST struct testcase testbmk3

Initial value:

= {
  "Benchmark, messages #3",
  NULL,
  NULL,
  bmk3_execute
}

Definition at line 189 of file testbmk.c.

                                    {
  "Benchmark, messages #3",
  NULL,
  NULL,
  bmk3_execute
};

testbmk4

ROMCONST struct testcase testbmk4

Initial value:

= {
  "Benchmark, context switch",
  NULL,
  NULL,
  bmk4_execute
}

Definition at line 250 of file testbmk.c.

                                    {
  "Benchmark, context switch",
  NULL,
  NULL,
  bmk4_execute
};

testbmk5

ROMCONST struct testcase testbmk5

Initial value:

= {
  "Benchmark, threads, full cycle",
  NULL,
  NULL,
  bmk5_execute
}

Definition at line 287 of file testbmk.c.

                                    {
  "Benchmark, threads, full cycle",
  NULL,
  NULL,
  bmk5_execute
};

testbmk6

ROMCONST struct testcase testbmk6

Initial value:

= {
  "Benchmark, threads, create only",
  NULL,
  NULL,
  bmk6_execute
}

Definition at line 326 of file testbmk.c.

                                    {
  "Benchmark, threads, create only",
  NULL,
  NULL,
  bmk6_execute
};

testbmk7

ROMCONST struct testcase testbmk7

Initial value:

= {
  "Benchmark, mass reschedule, 5 threads",
  bmk7_setup,
  NULL,
  bmk7_execute
}

Definition at line 387 of file testbmk.c.

                                    {
  "Benchmark, mass reschedule, 5 threads",
  bmk7_setup,
  NULL,
  bmk7_execute
};

testbmk8

ROMCONST struct testcase testbmk8

Initial value:

= {
  "Benchmark, round robin context switching",
  NULL,
  NULL,
  bmk8_execute
}

Definition at line 440 of file testbmk.c.

                                    {
  "Benchmark, round robin context switching",
  NULL,
  NULL,
  bmk8_execute
};

testbmk9

ROMCONST struct testcase testbmk9

Initial value:

= {
  "Benchmark, I/O Queues throughput",
  NULL,
  NULL,
  bmk9_execute
}

Definition at line 488 of file testbmk.c.

                                    {
  "Benchmark, I/O Queues throughput",
  NULL,
  NULL,
  bmk9_execute
};

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